diff options
642 files changed, 13541 insertions, 6837 deletions
diff --git a/Documentation/DocBook/80211.tmpl b/Documentation/DocBook/80211.tmpl index 03641a0..8906648 100644 --- a/Documentation/DocBook/80211.tmpl +++ b/Documentation/DocBook/80211.tmpl @@ -268,10 +268,6 @@ !Finclude/net/mac80211.h ieee80211_ops !Finclude/net/mac80211.h ieee80211_alloc_hw !Finclude/net/mac80211.h ieee80211_register_hw -!Finclude/net/mac80211.h ieee80211_get_tx_led_name -!Finclude/net/mac80211.h ieee80211_get_rx_led_name -!Finclude/net/mac80211.h ieee80211_get_assoc_led_name -!Finclude/net/mac80211.h ieee80211_get_radio_led_name !Finclude/net/mac80211.h ieee80211_unregister_hw !Finclude/net/mac80211.h ieee80211_free_hw </chapter> @@ -382,6 +378,23 @@ </para> </partintro> + <chapter id="led-support"> + <title>LED support</title> + <para> + Mac80211 supports various ways of blinking LEDs. Wherever possible, + device LEDs should be exposed as LED class devices and hooked up to + the appropriate trigger, which will then be triggered appropriately + by mac80211. + </para> +!Finclude/net/mac80211.h ieee80211_get_tx_led_name +!Finclude/net/mac80211.h ieee80211_get_rx_led_name +!Finclude/net/mac80211.h ieee80211_get_assoc_led_name +!Finclude/net/mac80211.h ieee80211_get_radio_led_name +!Finclude/net/mac80211.h ieee80211_tpt_blink +!Finclude/net/mac80211.h ieee80211_tpt_led_trigger_flags +!Finclude/net/mac80211.h ieee80211_create_tpt_led_trigger + </chapter> + <chapter id="hardware-crypto-offload"> <title>Hardware crypto acceleration</title> !Pinclude/net/mac80211.h Hardware crypto acceleration diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt index bac328c..7781857 100644 --- a/Documentation/cgroups/memory.txt +++ b/Documentation/cgroups/memory.txt @@ -385,10 +385,6 @@ mapped_file - # of bytes of mapped file (includes tmpfs/shmem) pgpgin - # of pages paged in (equivalent to # of charging events). pgpgout - # of pages paged out (equivalent to # of uncharging events). swap - # of bytes of swap usage -dirty - # of bytes that are waiting to get written back to the disk. -writeback - # of bytes that are actively being written back to the disk. -nfs_unstable - # of bytes sent to the NFS server, but not yet committed to - the actual storage. inactive_anon - # of bytes of anonymous memory and swap cache memory on LRU list. active_anon - # of bytes of anonymous and swap cache memory on active @@ -410,9 +406,6 @@ total_mapped_file - sum of all children's "cache" total_pgpgin - sum of all children's "pgpgin" total_pgpgout - sum of all children's "pgpgout" total_swap - sum of all children's "swap" -total_dirty - sum of all children's "dirty" -total_writeback - sum of all children's "writeback" -total_nfs_unstable - sum of all children's "nfs_unstable" total_inactive_anon - sum of all children's "inactive_anon" total_active_anon - sum of all children's "active_anon" total_inactive_file - sum of all children's "inactive_file" @@ -460,73 +453,6 @@ memory under it will be reclaimed. You can reset failcnt by writing 0 to failcnt file. # echo 0 > .../memory.failcnt -5.5 dirty memory - -Control the maximum amount of dirty pages a cgroup can have at any given time. - -Limiting dirty memory is like fixing the max amount of dirty (hard to reclaim) -page cache used by a cgroup. So, in case of multiple cgroup writers, they will -not be able to consume more than their designated share of dirty pages and will -be forced to perform write-out if they cross that limit. - -The interface is equivalent to the procfs interface: /proc/sys/vm/dirty_*. It -is possible to configure a limit to trigger both a direct writeback or a -background writeback performed by per-bdi flusher threads. The root cgroup -memory.dirty_* control files are read-only and match the contents of -the /proc/sys/vm/dirty_* files. - -Per-cgroup dirty limits can be set using the following files in the cgroupfs: - -- memory.dirty_ratio: the amount of dirty memory (expressed as a percentage of - cgroup memory) at which a process generating dirty pages will itself start - writing out dirty data. - -- memory.dirty_limit_in_bytes: the amount of dirty memory (expressed in bytes) - in the cgroup at which a process generating dirty pages will start itself - writing out dirty data. Suffix (k, K, m, M, g, or G) can be used to indicate - that value is kilo, mega or gigabytes. - - Note: memory.dirty_limit_in_bytes is the counterpart of memory.dirty_ratio. - Only one of them may be specified at a time. When one is written it is - immediately taken into account to evaluate the dirty memory limits and the - other appears as 0 when read. - -- memory.dirty_background_ratio: the amount of dirty memory of the cgroup - (expressed as a percentage of cgroup memory) at which background writeback - kernel threads will start writing out dirty data. - -- memory.dirty_background_limit_in_bytes: the amount of dirty memory (expressed - in bytes) in the cgroup at which background writeback kernel threads will - start writing out dirty data. Suffix (k, K, m, M, g, or G) can be used to - indicate that value is kilo, mega or gigabytes. - - Note: memory.dirty_background_limit_in_bytes is the counterpart of - memory.dirty_background_ratio. Only one of them may be specified at a time. - When one is written it is immediately taken into account to evaluate the dirty - memory limits and the other appears as 0 when read. - -A cgroup may contain more dirty memory than its dirty limit. This is possible -because of the principle that the first cgroup to touch a page is charged for -it. Subsequent page counting events (dirty, writeback, nfs_unstable) are also -counted to the originally charged cgroup. - -Example: If page is allocated by a cgroup A task, then the page is charged to -cgroup A. If the page is later dirtied by a task in cgroup B, then the cgroup A -dirty count will be incremented. If cgroup A is over its dirty limit but cgroup -B is not, then dirtying a cgroup A page from a cgroup B task may push cgroup A -over its dirty limit without throttling the dirtying cgroup B task. - -When use_hierarchy=0, each cgroup has dirty memory usage and limits. -System-wide dirty limits are also consulted. Dirty memory consumption is -checked against both system-wide and per-cgroup dirty limits. - -The current implementation does not enforce per-cgroup dirty limits when -use_hierarchy=1. System-wide dirty limits are used for processes in such -cgroups. Attempts to read memory.dirty_* files return the system-wide -values. Writes to the memory.dirty_* files return error. An enhanced -implementation is needed to check the chain of parents to ensure that no -dirty limit is exceeded. - 6. Hierarchy support The memory controller supports a deep hierarchy and hierarchical accounting. diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking index 977d891..651d523 100644 --- a/Documentation/filesystems/Locking +++ b/Documentation/filesystems/Locking @@ -19,6 +19,8 @@ prototypes: void (*d_release)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)((struct dentry *dentry, char *buffer, int buflen); + struct vfsmount *(*d_automount)(struct path *path); + int (*d_manage)(struct dentry *, bool); locking rules: rename_lock ->d_lock may block rcu-walk @@ -29,6 +31,8 @@ d_delete: no yes no no d_release: no no yes no d_iput: no no yes no d_dname: no no no no +d_automount: no no yes no +d_manage: no no yes (ref-walk) maybe --------------------------- inode_operations --------------------------- prototypes: @@ -343,7 +347,6 @@ prototypes: int (*fl_grant)(struct file_lock *, struct file_lock *, int); void (*fl_release_private)(struct file_lock *); void (*fl_break)(struct file_lock *); /* break_lease callback */ - int (*fl_mylease)(struct file_lock *, struct file_lock *); int (*fl_change)(struct file_lock **, int); locking rules: @@ -353,7 +356,6 @@ fl_notify: yes no fl_grant: no no fl_release_private: maybe no fl_break: yes no -fl_mylease: yes no fl_change yes no --------------------------- buffer_head ----------------------------------- diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt index cae6d27..94cf97b 100644 --- a/Documentation/filesystems/vfs.txt +++ b/Documentation/filesystems/vfs.txt @@ -864,6 +864,8 @@ struct dentry_operations { void (*d_release)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)(struct dentry *, char *, int); + struct vfsmount *(*d_automount)(struct path *); + int (*d_manage)(struct dentry *, bool, bool); }; d_revalidate: called when the VFS needs to revalidate a dentry. This @@ -930,6 +932,47 @@ struct dentry_operations { at the end of the buffer, and returns a pointer to the first char. dynamic_dname() helper function is provided to take care of this. + d_automount: called when an automount dentry is to be traversed (optional). + This should create a new VFS mount record and return the record to the + caller. The caller is supplied with a path parameter giving the + automount directory to describe the automount target and the parent + VFS mount record to provide inheritable mount parameters. NULL should + be returned if someone else managed to make the automount first. If + the vfsmount creation failed, then an error code should be returned. + If -EISDIR is returned, then the directory will be treated as an + ordinary directory and returned to pathwalk to continue walking. + + If a vfsmount is returned, the caller will attempt to mount it on the + mountpoint and will remove the vfsmount from its expiration list in + the case of failure. The vfsmount should be returned with 2 refs on + it to prevent automatic expiration - the caller will clean up the + additional ref. + + This function is only used if DCACHE_NEED_AUTOMOUNT is set on the + dentry. This is set by __d_instantiate() if S_AUTOMOUNT is set on the + inode being added. + + d_manage: called to allow the filesystem to manage the transition from a + dentry (optional). This allows autofs, for example, to hold up clients + waiting to explore behind a 'mountpoint' whilst letting the daemon go + past and construct the subtree there. 0 should be returned to let the + calling process continue. -EISDIR can be returned to tell pathwalk to + use this directory as an ordinary directory and to ignore anything + mounted on it and not to check the automount flag. Any other error + code will abort pathwalk completely. + + If the 'mounting_here' parameter is true, then namespace_sem is being + held by the caller and the function should not initiate any mounts or + unmounts that it will then wait for. + + If the 'rcu_walk' parameter is true, then the caller is doing a + pathwalk in RCU-walk mode. Sleeping is not permitted in this mode, + and the caller can be asked to leave it and call again by returing + -ECHILD. + + This function is only used if DCACHE_MANAGE_TRANSIT is set on the + dentry being transited from. + Example : static char *pipefs_dname(struct dentry *dent, char *buffer, int buflen) diff --git a/MAINTAINERS b/MAINTAINERS index af656de..1af022e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3684,7 +3684,7 @@ F: kernel/debug/ KMEMCHECK M: Vegard Nossum <vegardno@ifi.uio.no> -M: Pekka Enberg <penberg@cs.helsinki.fi> +M: Pekka Enberg <penberg@kernel.org> S: Maintained F: Documentation/kmemcheck.txt F: arch/x86/include/asm/kmemcheck.h @@ -5272,8 +5272,7 @@ S: Supported F: drivers/s390/net/ S390 ZCRYPT DRIVER -M: Felix Beck <felix.beck@de.ibm.com> -M: Ralph Wuerthner <ralph.wuerthner@de.ibm.com> +M: Holger Dengler <hd@linux.vnet.ibm.com> M: linux390@de.ibm.com L: linux-s390@vger.kernel.org W: http://www.ibm.com/developerworks/linux/linux390/ @@ -5647,7 +5646,7 @@ F: drivers/net/sky2.* SLAB ALLOCATOR M: Christoph Lameter <cl@linux-foundation.org> -M: Pekka Enberg <penberg@cs.helsinki.fi> +M: Pekka Enberg <penberg@kernel.org> M: Matt Mackall <mpm@selenic.com> L: linux-mm@kvack.org S: Maintained diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index e2f8011..5cff165 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -26,6 +26,8 @@ config ARM select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_HW_BREAKPOINT if (PERF_EVENTS && (CPU_V6 || CPU_V7)) select HAVE_C_RECORDMCOUNT + select HAVE_GENERIC_HARDIRQS + select HAVE_SPARSE_IRQ help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and @@ -97,10 +99,6 @@ config MCA <file:Documentation/mca.txt> (and especially the web page given there) before attempting to build an MCA bus kernel. -config GENERIC_HARDIRQS - bool - default y - config STACKTRACE_SUPPORT bool default y @@ -180,9 +178,6 @@ config FIQ config ARCH_MTD_XIP bool -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config ARM_L1_CACHE_SHIFT_6 bool help @@ -368,7 +363,7 @@ config ARCH_MXS bool "Freescale MXS-based" select GENERIC_CLOCKEVENTS select ARCH_REQUIRE_GPIOLIB - select COMMON_CLKDEV + select CLKDEV_LOOKUP help Support for Freescale MXS-based family of processors @@ -771,6 +766,7 @@ config ARCH_S5PV310 select ARCH_SPARSEMEM_ENABLE select GENERIC_GPIO select HAVE_CLK + select ARCH_HAS_CPUFREQ select GENERIC_CLOCKEVENTS select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_I2C if I2C @@ -1281,7 +1277,7 @@ config SMP config SMP_ON_UP bool "Allow booting SMP kernel on uniprocessor systems (EXPERIMENTAL)" depends on EXPERIMENTAL - depends on SMP && !XIP + depends on SMP && !XIP_KERNEL default y help SMP kernels contain instructions which fail on non-SMP processors. @@ -1452,15 +1448,6 @@ config HW_PERF_EVENTS Enable hardware performance counter support for perf events. If disabled, perf events will use software events only. -config SPARSE_IRQ - def_bool n - help - This enables support for sparse irqs. This is useful in general - as most CPUs have a fairly sparse array of IRQ vectors, which - the irq_desc then maps directly on to. Systems with a high - number of off-chip IRQs will want to treat this as - experimental until they have been independently verified. - source "mm/Kconfig" config FORCE_MAX_ZONEORDER diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c index 0b89ef0..2243772 100644 --- a/arch/arm/common/gic.c +++ b/arch/arm/common/gic.c @@ -50,57 +50,56 @@ struct gic_chip_data { static struct gic_chip_data gic_data[MAX_GIC_NR] __read_mostly; -static inline void __iomem *gic_dist_base(unsigned int irq) +static inline void __iomem *gic_dist_base(struct irq_data *d) { - struct gic_chip_data *gic_data = get_irq_chip_data(irq); + struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); return gic_data->dist_base; } -static inline void __iomem *gic_cpu_base(unsigned int irq) +static inline void __iomem *gic_cpu_base(struct irq_data *d) { - struct gic_chip_data *gic_data = get_irq_chip_data(irq); + struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); return gic_data->cpu_base; } -static inline unsigned int gic_irq(unsigned int irq) +static inline unsigned int gic_irq(struct irq_data *d) { - struct gic_chip_data *gic_data = get_irq_chip_data(irq); - return irq - gic_data->irq_offset; + struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); + return d->irq - gic_data->irq_offset; } /* * Routines to acknowledge, disable and enable interrupts */ -static void gic_ack_irq(unsigned int irq) +static void gic_ack_irq(struct irq_data *d) { - spin_lock(&irq_controller_lock); - writel(gic_irq(irq), gic_cpu_base(irq) + GIC_CPU_EOI); + writel(gic_irq(d), gic_cpu_base(d) + GIC_CPU_EOI); spin_unlock(&irq_controller_lock); } -static void gic_mask_irq(unsigned int irq) +static void gic_mask_irq(struct irq_data *d) { - u32 mask = 1 << (irq % 32); + u32 mask = 1 << (d->irq % 32); spin_lock(&irq_controller_lock); - writel(mask, gic_dist_base(irq) + GIC_DIST_ENABLE_CLEAR + (gic_irq(irq) / 32) * 4); + writel(mask, gic_dist_base(d) + GIC_DIST_ENABLE_CLEAR + (gic_irq(d) / 32) * 4); spin_unlock(&irq_controller_lock); } -static void gic_unmask_irq(unsigned int irq) +static void gic_unmask_irq(struct irq_data *d) { - u32 mask = 1 << (irq % 32); + u32 mask = 1 << (d->irq % 32); spin_lock(&irq_controller_lock); - writel(mask, gic_dist_base(irq) + GIC_DIST_ENABLE_SET + (gic_irq(irq) / 32) * 4); + writel(mask, gic_dist_base(d) + GIC_DIST_ENABLE_SET + (gic_irq(d) / 32) * 4); spin_unlock(&irq_controller_lock); } -static int gic_set_type(unsigned int irq, unsigned int type) +static int gic_set_type(struct irq_data *d, unsigned int type) { - void __iomem *base = gic_dist_base(irq); - unsigned int gicirq = gic_irq(irq); + void __iomem *base = gic_dist_base(d); + unsigned int gicirq = gic_irq(d); u32 enablemask = 1 << (gicirq % 32); u32 enableoff = (gicirq / 32) * 4; u32 confmask = 0x2 << ((gicirq % 16) * 2); @@ -143,21 +142,22 @@ static int gic_set_type(unsigned int irq, unsigned int type) } #ifdef CONFIG_SMP -static int gic_set_cpu(unsigned int irq, const struct cpumask *mask_val) +static int +gic_set_cpu(struct irq_data *d, const struct cpumask *mask_val, bool force) { - void __iomem *reg = gic_dist_base(irq) + GIC_DIST_TARGET + (gic_irq(irq) & ~3); - unsigned int shift = (irq % 4) * 8; + void __iomem *reg = gic_dist_base(d) + GIC_DIST_TARGET + (gic_irq(d) & ~3); + unsigned int shift = (d->irq % 4) * 8; unsigned int cpu = cpumask_first(mask_val); u32 val; struct irq_desc *desc; spin_lock(&irq_controller_lock); - desc = irq_to_desc(irq); + desc = irq_to_desc(d->irq); if (desc == NULL) { spin_unlock(&irq_controller_lock); return -EINVAL; } - desc->node = cpu; + d->node = cpu; val = readl(reg) & ~(0xff << shift); val |= 1 << (cpu + shift); writel(val, reg); @@ -175,7 +175,7 @@ static void gic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) unsigned long status; /* primary controller ack'ing */ - chip->ack(irq); + chip->irq_ack(&desc->irq_data); spin_lock(&irq_controller_lock); status = readl(chip_data->cpu_base + GIC_CPU_INTACK); @@ -193,17 +193,17 @@ static void gic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) out: /* primary controller unmasking */ - chip->unmask(irq); + chip->irq_unmask(&desc->irq_data); } static struct irq_chip gic_chip = { - .name = "GIC", - .ack = gic_ack_irq, - .mask = gic_mask_irq, - .unmask = gic_unmask_irq, - .set_type = gic_set_type, + .name = "GIC", + .irq_ack = gic_ack_irq, + .irq_mask = gic_mask_irq, + .irq_unmask = gic_unmask_irq, + .irq_set_type = gic_set_type, #ifdef CONFIG_SMP - .set_affinity = gic_set_cpu, + .irq_set_affinity = gic_set_cpu, #endif }; @@ -337,7 +337,7 @@ void __cpuinit gic_enable_ppi(unsigned int irq) local_irq_save(flags); irq_to_desc(irq)->status |= IRQ_NOPROBE; - gic_unmask_irq(irq); + gic_unmask_irq(irq_get_irq_data(irq)); local_irq_restore(flags); } diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c index 665ebf7..fcddd48 100644 --- a/arch/arm/common/it8152.c +++ b/arch/arm/common/it8152.c @@ -31,8 +31,10 @@ #define MAX_SLOTS 21 -static void it8152_mask_irq(unsigned int irq) +static void it8152_mask_irq(struct irq_data *d) { + unsigned int irq = d->irq; + if (irq >= IT8152_LD_IRQ(0)) { __raw_writel((__raw_readl(IT8152_INTC_LDCNIMR) | (1 << (irq - IT8152_LD_IRQ(0)))), @@ -48,8 +50,10 @@ static void it8152_mask_irq(unsigned int irq) } } -static void it8152_unmask_irq(unsigned int irq) +static void it8152_unmask_irq(struct irq_data *d) { + unsigned int irq = d->irq; + if (irq >= IT8152_LD_IRQ(0)) { __raw_writel((__raw_readl(IT8152_INTC_LDCNIMR) & ~(1 << (irq - IT8152_LD_IRQ(0)))), @@ -67,9 +71,9 @@ static void it8152_unmask_irq(unsigned int irq) static struct irq_chip it8152_irq_chip = { .name = "it8152", - .ack = it8152_mask_irq, - .mask = it8152_mask_irq, - .unmask = it8152_unmask_irq, + .irq_ack = it8152_mask_irq, + .irq_mask = it8152_mask_irq, + .irq_unmask = it8152_unmask_irq, }; void it8152_init_irq(void) diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c index 9dff07c..a026a6b 100644 --- a/arch/arm/common/locomo.c +++ b/arch/arm/common/locomo.c @@ -144,7 +144,7 @@ static void locomo_handler(unsigned int irq, struct irq_desc *desc) int req, i; /* Acknowledge the parent IRQ */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); /* check why this interrupt was generated */ req = locomo_readl(lchip->base + LOCOMO_ICR) & 0x0f00; @@ -161,33 +161,33 @@ static void locomo_handler(unsigned int irq, struct irq_desc *desc) } } -static void locomo_ack_irq(unsigned int irq) +static void locomo_ack_irq(struct irq_data *d) { } -static void locomo_mask_irq(unsigned int irq) +static void locomo_mask_irq(struct irq_data *d) { - struct locomo *lchip = get_irq_chip_data(irq); + struct locomo *lchip = irq_data_get_irq_chip_data(d); unsigned int r; r = locomo_readl(lchip->base + LOCOMO_ICR); - r &= ~(0x0010 << (irq - lchip->irq_base)); + r &= ~(0x0010 << (d->irq - lchip->irq_base)); locomo_writel(r, lchip->base + LOCOMO_ICR); } -static void locomo_unmask_irq(unsigned int irq) +static void locomo_unmask_irq(struct irq_data *d) { - struct locomo *lchip = get_irq_chip_data(irq); + struct locomo *lchip = irq_data_get_irq_chip_data(d); unsigned int r; r = locomo_readl(lchip->base + LOCOMO_ICR); - r |= (0x0010 << (irq - lchip->irq_base)); + r |= (0x0010 << (d->irq - lchip->irq_base)); locomo_writel(r, lchip->base + LOCOMO_ICR); } static struct irq_chip locomo_chip = { - .name = "LOCOMO", - .ack = locomo_ack_irq, - .mask = locomo_mask_irq, - .unmask = locomo_unmask_irq, + .name = "LOCOMO", + .irq_ack = locomo_ack_irq, + .irq_mask = locomo_mask_irq, + .irq_unmask = locomo_unmask_irq, }; static void locomo_setup_irq(struct locomo *lchip) diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index c0258a8..eb9796b 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c @@ -210,7 +210,7 @@ sa1111_irq_handler(unsigned int irq, struct irq_desc *desc) sa1111_writel(stat0, mapbase + SA1111_INTSTATCLR0); - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); sa1111_writel(stat1, mapbase + SA1111_INTSTATCLR1); @@ -228,35 +228,35 @@ sa1111_irq_handler(unsigned int irq, struct irq_desc *desc) generic_handle_irq(i + sachip->irq_base); /* For level-based interrupts */ - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } #define SA1111_IRQMASK_LO(x) (1 << (x - sachip->irq_base)) #define SA1111_IRQMASK_HI(x) (1 << (x - sachip->irq_base - 32)) -static void sa1111_ack_irq(unsigned int irq) +static void sa1111_ack_irq(struct irq_data *d) { } -static void sa1111_mask_lowirq(unsigned int irq) +static void sa1111_mask_lowirq(struct irq_data *d) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie0; ie0 = sa1111_readl(mapbase + SA1111_INTEN0); - ie0 &= ~SA1111_IRQMASK_LO(irq); + ie0 &= ~SA1111_IRQMASK_LO(d->irq); writel(ie0, mapbase + SA1111_INTEN0); } -static void sa1111_unmask_lowirq(unsigned int irq) +static void sa1111_unmask_lowirq(struct irq_data *d) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie0; ie0 = sa1111_readl(mapbase + SA1111_INTEN0); - ie0 |= SA1111_IRQMASK_LO(irq); + ie0 |= SA1111_IRQMASK_LO(d->irq); sa1111_writel(ie0, mapbase + SA1111_INTEN0); } @@ -267,11 +267,11 @@ static void sa1111_unmask_lowirq(unsigned int irq) * be triggered. In fact, its very difficult, if not impossible to get * INTSET to re-trigger the interrupt. */ -static int sa1111_retrigger_lowirq(unsigned int irq) +static int sa1111_retrigger_lowirq(struct irq_data *d) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; - unsigned int mask = SA1111_IRQMASK_LO(irq); + unsigned int mask = SA1111_IRQMASK_LO(d->irq); unsigned long ip0; int i; @@ -279,21 +279,21 @@ static int sa1111_retrigger_lowirq(unsigned int irq) for (i = 0; i < 8; i++) { sa1111_writel(ip0 ^ mask, mapbase + SA1111_INTPOL0); sa1111_writel(ip0, mapbase + SA1111_INTPOL0); - if (sa1111_readl(mapbase + SA1111_INTSTATCLR1) & mask) + if (sa1111_readl(mapbase + SA1111_INTSTATCLR0) & mask) break; } if (i == 8) printk(KERN_ERR "Danger Will Robinson: failed to " - "re-trigger IRQ%d\n", irq); + "re-trigger IRQ%d\n", d->irq); return i == 8 ? -1 : 0; } -static int sa1111_type_lowirq(unsigned int irq, unsigned int flags) +static int sa1111_type_lowirq(struct irq_data *d, unsigned int flags) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; - unsigned int mask = SA1111_IRQMASK_LO(irq); + unsigned int mask = SA1111_IRQMASK_LO(d->irq); unsigned long ip0; if (flags == IRQ_TYPE_PROBE) @@ -313,11 +313,11 @@ static int sa1111_type_lowirq(unsigned int irq, unsigned int flags) return 0; } -static int sa1111_wake_lowirq(unsigned int irq, unsigned int on) +static int sa1111_wake_lowirq(struct irq_data *d, unsigned int on) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; - unsigned int mask = SA1111_IRQMASK_LO(irq); + unsigned int mask = SA1111_IRQMASK_LO(d->irq); unsigned long we0; we0 = sa1111_readl(mapbase + SA1111_WAKEEN0); @@ -332,33 +332,33 @@ static int sa1111_wake_lowirq(unsigned int irq, unsigned int on) static struct irq_chip sa1111_low_chip = { .name = "SA1111-l", - .ack = sa1111_ack_irq, - .mask = sa1111_mask_lowirq, - .unmask = sa1111_unmask_lowirq, - .retrigger = sa1111_retrigger_lowirq, - .set_type = sa1111_type_lowirq, - .set_wake = sa1111_wake_lowirq, + .irq_ack = sa1111_ack_irq, + .irq_mask = sa1111_mask_lowirq, + .irq_unmask = sa1111_unmask_lowirq, + .irq_retrigger = sa1111_retrigger_lowirq, + .irq_set_type = sa1111_type_lowirq, + .irq_set_wake = sa1111_wake_lowirq, }; -static void sa1111_mask_highirq(unsigned int irq) +static void sa1111_mask_highirq(struct irq_data *d) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie1; ie1 = sa1111_readl(mapbase + SA1111_INTEN1); - ie1 &= ~SA1111_IRQMASK_HI(irq); + ie1 &= ~SA1111_IRQMASK_HI(d->irq); sa1111_writel(ie1, mapbase + SA1111_INTEN1); } -static void sa1111_unmask_highirq(unsigned int irq) +static void sa1111_unmask_highirq(struct irq_data *d) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie1; ie1 = sa1111_readl(mapbase + SA1111_INTEN1); - ie1 |= SA1111_IRQMASK_HI(irq); + ie1 |= SA1111_IRQMASK_HI(d->irq); sa1111_writel(ie1, mapbase + SA1111_INTEN1); } @@ -369,11 +369,11 @@ static void sa1111_unmask_highirq(unsigned int irq) * be triggered. In fact, its very difficult, if not impossible to get * INTSET to re-trigger the interrupt. */ -static int sa1111_retrigger_highirq(unsigned int irq) +static int sa1111_retrigger_highirq(struct irq_data *d) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; - unsigned int mask = SA1111_IRQMASK_HI(irq); + unsigned int mask = SA1111_IRQMASK_HI(d->irq); unsigned long ip1; int i; @@ -387,15 +387,15 @@ static int sa1111_retrigger_highirq(unsigned int irq) if (i == 8) printk(KERN_ERR "Danger Will Robinson: failed to " - "re-trigger IRQ%d\n", irq); + "re-trigger IRQ%d\n", d->irq); return i == 8 ? -1 : 0; } -static int sa1111_type_highirq(unsigned int irq, unsigned int flags) +static int sa1111_type_highirq(struct irq_data *d, unsigned int flags) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; - unsigned int mask = SA1111_IRQMASK_HI(irq); + unsigned int mask = SA1111_IRQMASK_HI(d->irq); unsigned long ip1; if (flags == IRQ_TYPE_PROBE) @@ -415,11 +415,11 @@ static int sa1111_type_highirq(unsigned int irq, unsigned int flags) return 0; } -static int sa1111_wake_highirq(unsigned int irq, unsigned int on) +static int sa1111_wake_highirq(struct irq_data *d, unsigned int on) { - struct sa1111 *sachip = get_irq_chip_data(irq); + struct sa1111 *sachip = irq_data_get_irq_chip_data(d); void __iomem *mapbase = sachip->base + SA1111_INTC; - unsigned int mask = SA1111_IRQMASK_HI(irq); + unsigned int mask = SA1111_IRQMASK_HI(d->irq); unsigned long we1; we1 = sa1111_readl(mapbase + SA1111_WAKEEN1); @@ -434,12 +434,12 @@ static int sa1111_wake_highirq(unsigned int irq, unsigned int on) static struct irq_chip sa1111_high_chip = { .name = "SA1111-h", - .ack = sa1111_ack_irq, - .mask = sa1111_mask_highirq, - .unmask = sa1111_unmask_highirq, - .retrigger = sa1111_retrigger_highirq, - .set_type = sa1111_type_highirq, - .set_wake = sa1111_wake_highirq, + .irq_ack = sa1111_ack_irq, + .irq_mask = sa1111_mask_highirq, + .irq_unmask = sa1111_unmask_highirq, + .irq_retrigger = sa1111_retrigger_highirq, + .irq_set_type = sa1111_type_highirq, + .irq_set_wake = sa1111_wake_highirq, }; static void sa1111_setup_irq(struct sa1111 *sachip) diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c index cb660bc..ae5fe72 100644 --- a/arch/arm/common/vic.c +++ b/arch/arm/common/vic.c @@ -204,26 +204,26 @@ static void __init vic_pm_register(void __iomem *base, unsigned int irq, u32 res static inline void vic_pm_register(void __iomem *base, unsigned int irq, u32 arg1) { } #endif /* CONFIG_PM */ -static void vic_ack_irq(unsigned int irq) +static void vic_ack_irq(struct irq_data *d) { - void __iomem *base = get_irq_chip_data(irq); - irq &= 31; + void __iomem *base = irq_data_get_irq_chip_data(d); + unsigned int irq = d->irq & 31; writel(1 << irq, base + VIC_INT_ENABLE_CLEAR); /* moreover, clear the soft-triggered, in case it was the reason */ writel(1 << irq, base + VIC_INT_SOFT_CLEAR); } -static void vic_mask_irq(unsigned int irq) +static void vic_mask_irq(struct irq_data *d) { - void __iomem *base = get_irq_chip_data(irq); - irq &= 31; + void __iomem *base = irq_data_get_irq_chip_data(d); + unsigned int irq = d->irq & 31; writel(1 << irq, base + VIC_INT_ENABLE_CLEAR); } -static void vic_unmask_irq(unsigned int irq) +static void vic_unmask_irq(struct irq_data *d) { - void __iomem *base = get_irq_chip_data(irq); - irq &= 31; + void __iomem *base = irq_data_get_irq_chip_data(d); + unsigned int irq = d->irq & 31; writel(1 << irq, base + VIC_INT_ENABLE); } @@ -242,10 +242,10 @@ static struct vic_device *vic_from_irq(unsigned int irq) return NULL; } -static int vic_set_wake(unsigned int irq, unsigned int on) +static int vic_set_wake(struct irq_data *d, unsigned int on) { - struct vic_device *v = vic_from_irq(irq); - unsigned int off = irq & 31; + struct vic_device *v = vic_from_irq(d->irq); + unsigned int off = d->irq & 31; u32 bit = 1 << off; if (!v) @@ -267,10 +267,10 @@ static int vic_set_wake(unsigned int irq, unsigned int on) static struct irq_chip vic_chip = { .name = "VIC", - .ack = vic_ack_irq, - .mask = vic_mask_irq, - .unmask = vic_unmask_irq, - .set_wake = vic_set_wake, + .irq_ack = vic_ack_irq, + .irq_mask = vic_mask_irq, + .irq_unmask = vic_unmask_irq, + .irq_set_wake = vic_set_wake, }; static void __init vic_disable(void __iomem *base) diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h index 338ff19..7b1bb2b 100644 --- a/arch/arm/include/asm/bitops.h +++ b/arch/arm/include/asm/bitops.h @@ -285,7 +285,7 @@ static inline int fls(int x) if (__builtin_constant_p(x)) return constant_fls(x); - asm("clz\t%0, %1" : "=r" (ret) : "r" (x) : "cc"); + asm("clz\t%0, %1" : "=r" (ret) : "r" (x)); ret = 32 - ret; return ret; } diff --git a/arch/arm/include/asm/sched_clock.h b/arch/arm/include/asm/sched_clock.h index a84628b..c8e6ddf 100644 --- a/arch/arm/include/asm/sched_clock.h +++ b/arch/arm/include/asm/sched_clock.h @@ -115,4 +115,6 @@ static inline void init_fixed_sched_clock(struct clock_data *cd, } } +extern void sched_clock_postinit(void); + #endif diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c index eed2f79..2ad62df 100644 --- a/arch/arm/kernel/ecard.c +++ b/arch/arm/kernel/ecard.c @@ -443,40 +443,40 @@ static expansioncard_ops_t ecard_default_ops = { * * They are not meant to be called directly, but via enable/disable_irq. */ -static void ecard_irq_unmask(unsigned int irqnr) +static void ecard_irq_unmask(struct irq_data *d) { - ecard_t *ec = slot_to_ecard(irqnr - 32); + ecard_t *ec = slot_to_ecard(d->irq - 32); if (ec) { if (!ec->ops) ec->ops = &ecard_default_ops; if (ec->claimed && ec->ops->irqenable) - ec->ops->irqenable(ec, irqnr); + ec->ops->irqenable(ec, d->irq); else printk(KERN_ERR "ecard: rejecting request to " - "enable IRQs for %d\n", irqnr); + "enable IRQs for %d\n", d->irq); } } -static void ecard_irq_mask(unsigned int irqnr) +static void ecard_irq_mask(struct irq_data *d) { - ecard_t *ec = slot_to_ecard(irqnr - 32); + ecard_t *ec = slot_to_ecard(d->irq - 32); if (ec) { if (!ec->ops) ec->ops = &ecard_default_ops; if (ec->ops && ec->ops->irqdisable) - ec->ops->irqdisable(ec, irqnr); + ec->ops->irqdisable(ec, d->irq); } } static struct irq_chip ecard_chip = { - .name = "ECARD", - .ack = ecard_irq_mask, - .mask = ecard_irq_mask, - .unmask = ecard_irq_unmask, + .name = "ECARD", + .irq_ack = ecard_irq_mask, + .irq_mask = ecard_irq_mask, + .irq_unmask = ecard_irq_unmask, }; void ecard_enablefiq(unsigned int fiqnr) @@ -551,7 +551,7 @@ static void ecard_check_lockup(struct irq_desc *desc) printk(KERN_ERR "\nInterrupt lockup detected - " "disabling all expansion card interrupts\n"); - desc->chip->mask(IRQ_EXPANSIONCARD); + desc->irq_data.chip->irq_mask(&desc->irq_data); ecard_dump_irq_state(); } } else @@ -574,7 +574,7 @@ ecard_irq_handler(unsigned int irq, struct irq_desc *desc) ecard_t *ec; int called = 0; - desc->chip->mask(irq); + desc->irq_data.chip->irq_mask(&desc->irq_data); for (ec = cards; ec; ec = ec->next) { int pending; @@ -591,7 +591,7 @@ ecard_irq_handler(unsigned int irq, struct irq_desc *desc) called ++; } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); if (called == 0) ecard_check_lockup(desc); diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S index bbecaac..8f57515 100644 --- a/arch/arm/kernel/head-common.S +++ b/arch/arm/kernel/head-common.S @@ -60,6 +60,8 @@ str_a1: .asciz "\nError: unrecognized/unsupported machine ID (r1 = 0x" str_a2: .asciz ").\n\nAvailable machine support:\n\nID (hex)\tNAME\n" str_a3: .asciz "\nPlease check your kernel config and/or bootloader.\n" .align +#else + b __error #endif /* diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c index 8135438..28536e3 100644 --- a/arch/arm/kernel/irq.c +++ b/arch/arm/kernel/irq.c @@ -88,7 +88,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_printf(p, "%*d: ", prec, i); for_each_present_cpu(cpu) seq_printf(p, "%10u ", kstat_irqs_cpu(i, cpu)); - seq_printf(p, " %10s", desc->chip->name ? : "-"); + seq_printf(p, " %10s", desc->irq_data.chip->name ? : "-"); seq_printf(p, " %s", action->name); for (action = action->next; action; action = action->next) seq_printf(p, ", %s", action->name); @@ -181,10 +181,11 @@ int __init arch_probe_nr_irqs(void) static void route_irq(struct irq_desc *desc, unsigned int irq, unsigned int cpu) { - pr_debug("IRQ%u: moving from cpu%u to cpu%u\n", irq, desc->node, cpu); + pr_debug("IRQ%u: moving from cpu%u to cpu%u\n", irq, desc->irq_data.node, cpu); raw_spin_lock_irq(&desc->lock); - desc->chip->set_affinity(irq, cpumask_of(cpu)); + desc->irq_data.chip->irq_set_affinity(&desc->irq_data, + cpumask_of(cpu), false); raw_spin_unlock_irq(&desc->lock); } @@ -199,16 +200,18 @@ void migrate_irqs(void) struct irq_desc *desc; for_each_irq_desc(i, desc) { - if (desc->node == cpu) { - unsigned int newcpu = cpumask_any_and(desc->affinity, + struct irq_data *d = &desc->irq_data; + + if (d->node == cpu) { + unsigned int newcpu = cpumask_any_and(d->affinity, cpu_online_mask); if (newcpu >= nr_cpu_ids) { if (printk_ratelimit()) printk(KERN_INFO "IRQ%u no longer affine to CPU%u\n", i, cpu); - cpumask_setall(desc->affinity); - newcpu = cpumask_any_and(desc->affinity, + cpumask_setall(d->affinity); + newcpu = cpumask_any_and(d->affinity, cpu_online_mask); } diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index e76fcaa..94bbedb 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -483,6 +483,7 @@ unsigned long arch_randomize_brk(struct mm_struct *mm) return randomize_range(mm->brk, range_end, 0) ? : mm->brk; } +#ifdef CONFIG_MMU /* * The vectors page is always readable from user space for the * atomic helpers and the signal restart code. Let's declare a mapping @@ -503,3 +504,4 @@ const char *arch_vma_name(struct vm_area_struct *vma) { return (vma->vm_start == 0xffff0000) ? "[vectors]" : NULL; } +#endif diff --git a/arch/arm/kernel/sched_clock.c b/arch/arm/kernel/sched_clock.c index 2cdcc92..9a46370 100644 --- a/arch/arm/kernel/sched_clock.c +++ b/arch/arm/kernel/sched_clock.c @@ -34,7 +34,7 @@ void __init init_sched_clock(struct clock_data *cd, void (*update)(void), sched_clock_update_fn = update; /* calculate the mult/shift to convert counter ticks to ns. */ - clocks_calc_mult_shift(&cd->mult, &cd->shift, rate, NSEC_PER_SEC, 60); + clocks_calc_mult_shift(&cd->mult, &cd->shift, rate, NSEC_PER_SEC, 0); r = rate; if (r >= 4000000) { @@ -60,10 +60,15 @@ void __init init_sched_clock(struct clock_data *cd, void (*update)(void), * sets the initial epoch. */ sched_clock_timer.data = msecs_to_jiffies(w - (w / 10)); - sched_clock_poll(sched_clock_timer.data); + update(); /* * Ensure that sched_clock() starts off at 0ns */ cd->epoch_ns = 0; } + +void __init sched_clock_postinit(void) +{ + sched_clock_poll(sched_clock_timer.data); +} diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 3455ad3..420b8d6 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -518,25 +518,21 @@ setup_ramdisk(int doload, int prompt, int image_start, unsigned int rd_sz) #endif } -static void __init -request_standard_resources(struct meminfo *mi, struct machine_desc *mdesc) +static void __init request_standard_resources(struct machine_desc *mdesc) { + struct memblock_region *region; struct resource *res; - int i; kernel_code.start = virt_to_phys(_text); kernel_code.end = virt_to_phys(_etext - 1); kernel_data.start = virt_to_phys(_sdata); kernel_data.end = virt_to_phys(_end - 1); - for (i = 0; i < mi->nr_banks; i++) { - if (mi->bank[i].size == 0) - continue; - + for_each_memblock(memory, region) { res = alloc_bootmem_low(sizeof(*res)); res->name = "System RAM"; - res->start = mi->bank[i].start; - res->end = mi->bank[i].start + mi->bank[i].size - 1; + res->start = __pfn_to_phys(memblock_region_memory_base_pfn(region)); + res->end = __pfn_to_phys(memblock_region_memory_end_pfn(region)) - 1; res->flags = IORESOURCE_MEM | IORESOURCE_BUSY; request_resource(&iomem_resource, res); @@ -650,15 +646,17 @@ static int __init parse_tag_revision(const struct tag *tag) __tagtable(ATAG_REVISION, parse_tag_revision); -#ifndef CONFIG_CMDLINE_FORCE static int __init parse_tag_cmdline(const struct tag *tag) { +#ifndef CONFIG_CMDLINE_FORCE strlcpy(default_command_line, tag->u.cmdline.cmdline, COMMAND_LINE_SIZE); +#else + pr_warning("Ignoring tag cmdline (using the default kernel command line)\n"); +#endif /* CONFIG_CMDLINE_FORCE */ return 0; } __tagtable(ATAG_CMDLINE, parse_tag_cmdline); -#endif /* CONFIG_CMDLINE_FORCE */ /* * Scan the tag table for this tag, and call its parse function. @@ -857,7 +855,7 @@ void __init setup_arch(char **cmdline_p) arm_memblock_init(&meminfo, mdesc); paging_init(mdesc); - request_standard_resources(&meminfo, mdesc); + request_standard_resources(mdesc); #ifdef CONFIG_SMP if (is_smp()) diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index dd79074..fd91566 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -114,7 +114,7 @@ static void __cpuinit twd_calibrate_rate(void) twd_timer_rate = (0xFFFFFFFFU - count) * (HZ / 5); printk("%lu.%02luMHz.\n", twd_timer_rate / 1000000, - (twd_timer_rate / 100000) % 100); + (twd_timer_rate / 1000000) % 100); } load = twd_timer_rate / HZ; diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c index c2e112e..381d23a 100644 --- a/arch/arm/kernel/stacktrace.c +++ b/arch/arm/kernel/stacktrace.c @@ -94,10 +94,13 @@ void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace) if (tsk != current) { #ifdef CONFIG_SMP /* - * What guarantees do we have here that 'tsk' - * is not running on another CPU? + * What guarantees do we have here that 'tsk' is not + * running on another CPU? For now, ignore it as we + * can't guarantee we won't explode. */ - BUG(); + if (trace->nr_entries < trace->max_entries) + trace->entries[trace->nr_entries++] = ULONG_MAX; + return; #else data.no_sched_functions = 1; frame.fp = thread_saved_fp(tsk); diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index f1e2eb1..3d76bf2 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -29,6 +29,7 @@ #include <asm/leds.h> #include <asm/thread_info.h> +#include <asm/sched_clock.h> #include <asm/stacktrace.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> @@ -163,5 +164,8 @@ void __init time_init(void) { system_timer = machine_desc->timer; system_timer->init(); +#ifdef CONFIG_HAVE_SCHED_CLOCK + sched_clock_postinit(); +#endif } diff --git a/arch/arm/lib/delay.S b/arch/arm/lib/delay.S index 8d6a876..3c9a05c 100644 --- a/arch/arm/lib/delay.S +++ b/arch/arm/lib/delay.S @@ -25,11 +25,15 @@ ENTRY(__udelay) ldr r2, .LC1 mul r0, r2, r0 ENTRY(__const_udelay) @ 0 <= r0 <= 0x7fffff06 + mov r1, #-1 ldr r2, .LC0 ldr r2, [r2] @ max = 0x01ffffff + add r0, r0, r1, lsr #32-14 mov r0, r0, lsr #14 @ max = 0x0001ffff + add r2, r2, r1, lsr #32-10 mov r2, r2, lsr #10 @ max = 0x00007fff mul r0, r2, r0 @ max = 2^32-1 + add r0, r0, r1, lsr #32-6 movs r0, r0, lsr #6 moveq pc, lr diff --git a/arch/arm/mach-aaec2000/core.c b/arch/arm/mach-aaec2000/core.c index 3ef6833..f8465bd 100644 --- a/arch/arm/mach-aaec2000/core.c +++ b/arch/arm/mach-aaec2000/core.c @@ -68,25 +68,25 @@ void __init aaec2000_map_io(void) /* * Interrupt handling routines */ -static void aaec2000_int_ack(unsigned int irq) +static void aaec2000_int_ack(struct irq_data *d) { - IRQ_INTSR = 1 << irq; + IRQ_INTSR = 1 << d->irq; } -static void aaec2000_int_mask(unsigned int irq) +static void aaec2000_int_mask(struct irq_data *d) { - IRQ_INTENC |= (1 << irq); + IRQ_INTENC |= (1 << d->irq); } -static void aaec2000_int_unmask(unsigned int irq) +static void aaec2000_int_unmask(struct irq_data *d) { - IRQ_INTENS |= (1 << irq); + IRQ_INTENS |= (1 << d->irq); } static struct irq_chip aaec2000_irq_chip = { - .ack = aaec2000_int_ack, - .mask = aaec2000_int_mask, - .unmask = aaec2000_int_unmask, + .irq_ack = aaec2000_int_ack, + .irq_mask = aaec2000_int_mask, + .irq_unmask = aaec2000_int_unmask, }; void __init aaec2000_init_irq(void) diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index c015b68..1939023 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -362,6 +362,12 @@ config MACH_CPU9G20 Select this if you are using a Eukrea Electromatique's CPU9G20 Board <http://www.eukrea.com/> +config MACH_ACMENETUSFOXG20 + bool "Acme Systems srl FOX Board G20" + help + Select this if you are using Acme Systems + FOX Board G20 <http://www.acmesystems.it> + config MACH_PORTUXG20 bool "taskit PortuxG20" help @@ -381,6 +387,13 @@ config MACH_PCONTROL_G20 Select this if you are using taskit's Stamp9G20 CPU module on this carrier board, beeing the decentralized unit of a building automation system; featuring nvram, eth-switch, iso-rs485, display, io + +config MACH_GSIA18S + bool "GS_IA18_S board" + help + This enables support for the GS_IA18_S board + produced by GeoSIG Ltd company. This is an internet accelerograph. + <http://www.geosig.com> endif if (ARCH_AT91SAM9260 || ARCH_AT91SAM9G20) diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index d13add7..a83835e 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -63,9 +63,11 @@ obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o # AT91SAM9G20 board-specific support obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o +obj-$(CONFIG_MACH_ACMENETUSFOXG20) += board-foxg20.o obj-$(CONFIG_MACH_STAMP9G20) += board-stamp9g20.o obj-$(CONFIG_MACH_PORTUXG20) += board-stamp9g20.o obj-$(CONFIG_MACH_PCONTROL_G20) += board-pcontrol-g20.o board-stamp9g20.o +obj-$(CONFIG_MACH_GSIA18S) += board-gsia18s.o board-stamp9g20.o # AT91SAM9260/AT91SAM9G20 board-specific support obj-$(CONFIG_MACH_SNAPPER_9260) += board-snapper9260.o diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c new file mode 100644 index 0000000..dfc7dfe --- /dev/null +++ b/arch/arm/mach-at91/board-foxg20.c @@ -0,0 +1,274 @@ +/* + * Copyright (C) 2005 SAN People + * Copyright (C) 2008 Atmel + * Copyright (C) 2010 Lee McLoughlin - lee@lmmrtech.com + * Copyright (C) 2010 Sergio Tanzilli - tanzilli@acmesystems.it + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/types.h> +#include <linux/init.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/spi/spi.h> +#include <linux/spi/at73c213.h> +#include <linux/gpio.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/clk.h> +#include <linux/w1-gpio.h> + +#include <mach/hardware.h> +#include <asm/setup.h> +#include <asm/mach-types.h> +#include <asm/irq.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> + +#include <mach/board.h> +#include <mach/at91sam9_smc.h> + +#include "sam9_smc.h" +#include "generic.h" + +/* + * The FOX Board G20 hardware comes as the "Netus G20" board with + * just the cpu, ram, dataflash and two header connectors. + * This is plugged into the FOX Board which provides the ethernet, + * usb, rtc, leds, switch, ... + * + * For more info visit: http://www.acmesystems.it/foxg20 + */ + + +static void __init foxg20_map_io(void) +{ + /* Initialize processor: 18.432 MHz crystal */ + at91sam9260_initialize(18432000); + + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + at91_register_uart(AT91SAM9260_ID_US0, 1, + ATMEL_UART_CTS + | ATMEL_UART_RTS + | ATMEL_UART_DTR + | ATMEL_UART_DSR + | ATMEL_UART_DCD + | ATMEL_UART_RI); + + /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */ + at91_register_uart(AT91SAM9260_ID_US1, 2, + ATMEL_UART_CTS + | ATMEL_UART_RTS); + + /* USART2 on ttyS3. (Rx & Tx only) */ + at91_register_uart(AT91SAM9260_ID_US2, 3, 0); + + /* USART3 on ttyS4. (Rx, Tx, RTS, CTS) */ + at91_register_uart(AT91SAM9260_ID_US3, 4, + ATMEL_UART_CTS + | ATMEL_UART_RTS); + + /* USART4 on ttyS5. (Rx & Tx only) */ + at91_register_uart(AT91SAM9260_ID_US4, 5, 0); + + /* USART5 on ttyS6. (Rx & Tx only) */ + at91_register_uart(AT91SAM9260_ID_US5, 6, 0); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); + + /* Set the internal pull-up resistor on DRXD */ + at91_set_A_periph(AT91_PIN_PB14, 1); + +} + +static void __init foxg20_init_irq(void) +{ + at91sam9260_init_interrupts(NULL); +} + + +/* + * USB Host port + */ +static struct at91_usbh_data __initdata foxg20_usbh_data = { + .ports = 2, +}; + +/* + * USB Device port + */ +static struct at91_udc_data __initdata foxg20_udc_data = { + .vbus_pin = AT91_PIN_PC6, + .pullup_pin = 0, /* pull-up driven by UDC */ +}; + + +/* + * SPI devices. + */ +static struct spi_board_info foxg20_spi_devices[] = { +#if !defined(CONFIG_MMC_AT91) + { + .modalias = "mtd_dataflash", + .chip_select = 1, + .max_speed_hz = 15 * 1000 * 1000, + .bus_num = 0, + }, +#endif +}; + + +/* + * MACB Ethernet device + */ +static struct at91_eth_data __initdata foxg20_macb_data = { + .phy_irq_pin = AT91_PIN_PA7, + .is_rmii = 1, +}; + +/* + * MCI (SD/MMC) + * det_pin, wp_pin and vcc_pin are not connected + */ +static struct at91_mmc_data __initdata foxg20_mmc_data = { + .slot_b = 1, + .wire4 = 1, +}; + + +/* + * LEDs + */ +static struct gpio_led foxg20_leds[] = { + { /* user led, red */ + .name = "user_led", + .gpio = AT91_PIN_PC7, + .active_low = 0, + .default_trigger = "heartbeat", + }, +}; + + +/* + * GPIO Buttons + */ +#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) +static struct gpio_keys_button foxg20_buttons[] = { + { + .gpio = AT91_PIN_PC4, + .code = BTN_1, + .desc = "Button 1", + .active_low = 1, + .wakeup = 1, + }, +}; + +static struct gpio_keys_platform_data foxg20_button_data = { + .buttons = foxg20_buttons, + .nbuttons = ARRAY_SIZE(foxg20_buttons), +}; + +static struct platform_device foxg20_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &foxg20_button_data, + } +}; + +static void __init foxg20_add_device_buttons(void) +{ + at91_set_gpio_input(AT91_PIN_PC4, 1); /* btn1 */ + at91_set_deglitch(AT91_PIN_PC4, 1); + + platform_device_register(&foxg20_button_device); +} +#else +static void __init foxg20_add_device_buttons(void) {} +#endif + + +#if defined(CONFIG_W1_MASTER_GPIO) || defined(CONFIG_W1_MASTER_GPIO_MODULE) +static struct w1_gpio_platform_data w1_gpio_pdata = { + /* If you choose to use a pin other than PB16 it needs to be 3.3V */ + .pin = AT91_PIN_PB16, + .is_open_drain = 1, +}; + +static struct platform_device w1_device = { + .name = "w1-gpio", + .id = -1, + .dev.platform_data = &w1_gpio_pdata, +}; + +static void __init at91_add_device_w1(void) +{ + at91_set_GPIO_periph(w1_gpio_pdata.pin, 1); + at91_set_multi_drive(w1_gpio_pdata.pin, 1); + platform_device_register(&w1_device); +} + +#endif + + +static struct i2c_board_info __initdata foxg20_i2c_devices[] = { + { + I2C_BOARD_INFO("24c512", 0x50), + }, +}; + + +static void __init foxg20_board_init(void) +{ + /* Serial */ + at91_add_device_serial(); + /* USB Host */ + at91_add_device_usbh(&foxg20_usbh_data); + /* USB Device */ + at91_add_device_udc(&foxg20_udc_data); + /* SPI */ + at91_add_device_spi(foxg20_spi_devices, ARRAY_SIZE(foxg20_spi_devices)); + /* Ethernet */ + at91_add_device_eth(&foxg20_macb_data); + /* MMC */ + at91_add_device_mmc(0, &foxg20_mmc_data); + /* I2C */ + at91_add_device_i2c(foxg20_i2c_devices, ARRAY_SIZE(foxg20_i2c_devices)); + /* LEDs */ + at91_gpio_leds(foxg20_leds, ARRAY_SIZE(foxg20_leds)); + /* Push Buttons */ + foxg20_add_device_buttons(); +#if defined(CONFIG_W1_MASTER_GPIO) || defined(CONFIG_W1_MASTER_GPIO_MODULE) + at91_add_device_w1(); +#endif +} + +MACHINE_START(ACMENETUSFOXG20, "Acme Systems srl FOX Board G20") + /* Maintainer: Sergio Tanzilli */ + .boot_params = AT91_SDRAM_BASE + 0x100, + .timer = &at91sam926x_timer, + .map_io = foxg20_map_io, + .init_irq = foxg20_init_irq, + .init_machine = foxg20_board_init, +MACHINE_END diff --git a/arch/arm/mach-at91/board-gsia18s.c b/arch/arm/mach-at91/board-gsia18s.c new file mode 100644 index 0000000..bc28136 --- /dev/null +++ b/arch/arm/mach-at91/board-gsia18s.c @@ -0,0 +1,584 @@ +/* + * Copyright (C) 2010 Christian Glindkamp <christian.glindkamp@taskit.de> + * taskit GmbH + * 2010 Igor Plyatov <plyatov@gmail.com> + * GeoSIG Ltd + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <linux/w1-gpio.h> +#include <linux/i2c.h> +#include <linux/i2c/pcf857x.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> + +#include <mach/board.h> +#include <mach/at91sam9_smc.h> +#include <mach/gsia18s.h> +#include <mach/stamp9g20.h> + +#include "sam9_smc.h" +#include "generic.h" + +static void __init gsia18s_map_io(void) +{ + stamp9g20_map_io(); + + /* + * USART0 on ttyS1 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI). + * Used for Internal Analog Modem. + */ + at91_register_uart(AT91SAM9260_ID_US0, 1, + ATMEL_UART_CTS | ATMEL_UART_RTS | + ATMEL_UART_DTR | ATMEL_UART_DSR | + ATMEL_UART_DCD | ATMEL_UART_RI); + /* + * USART1 on ttyS2 (Rx, Tx, CTS, RTS). + * Used for GPS or WiFi or Data stream. + */ + at91_register_uart(AT91SAM9260_ID_US1, 2, + ATMEL_UART_CTS | ATMEL_UART_RTS); + /* + * USART2 on ttyS3 (Rx, Tx, CTS, RTS). + * Used for External Modem. + */ + at91_register_uart(AT91SAM9260_ID_US2, 3, + ATMEL_UART_CTS | ATMEL_UART_RTS); + /* + * USART3 on ttyS4 (Rx, Tx, RTS). + * Used for RS-485. + */ + at91_register_uart(AT91SAM9260_ID_US3, 4, ATMEL_UART_RTS); + + /* + * USART4 on ttyS5 (Rx, Tx). + * Used for TRX433 Radio Module. + */ + at91_register_uart(AT91SAM9260_ID_US4, 5, 0); +} + +static void __init init_irq(void) +{ + at91sam9260_init_interrupts(NULL); +} + +/* + * Two USB Host ports + */ +static struct at91_usbh_data __initdata usbh_data = { + .ports = 2, +}; + +/* + * USB Device port + */ +static struct at91_udc_data __initdata udc_data = { + .vbus_pin = AT91_PIN_PA22, + .pullup_pin = 0, /* pull-up driven by UDC */ +}; + +/* + * MACB Ethernet device + */ +static struct at91_eth_data __initdata macb_data = { + .phy_irq_pin = AT91_PIN_PA28, + .is_rmii = 1, +}; + +/* + * LEDs and GPOs + */ +static struct gpio_led gpio_leds[] = { + { + .name = "gpo:spi1reset", + .gpio = AT91_PIN_PC1, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "gpo:trig_net_out", + .gpio = AT91_PIN_PB20, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "gpo:trig_net_dir", + .gpio = AT91_PIN_PB19, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "gpo:charge_dis", + .gpio = AT91_PIN_PC2, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "led:event", + .gpio = AT91_PIN_PB17, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "led:lan", + .gpio = AT91_PIN_PB18, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "led:error", + .gpio = AT91_PIN_PB16, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + } +}; + +static struct gpio_led_platform_data gpio_led_info = { + .leds = gpio_leds, + .num_leds = ARRAY_SIZE(gpio_leds), +}; + +static struct platform_device leds = { + .name = "leds-gpio", + .id = 0, + .dev = { + .platform_data = &gpio_led_info, + } +}; + +static void __init gsia18s_leds_init(void) +{ + platform_device_register(&leds); +} + +/* PCF8574 0x20 GPIO - U1 on the GS_IA18-CB_V3 board */ +static struct gpio_led pcf_gpio_leds1[] = { + { /* bit 0 */ + .name = "gpo:hdc_power", + .gpio = PCF_GPIO_HDC_POWER, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 1 */ + .name = "gpo:wifi_setup", + .gpio = PCF_GPIO_WIFI_SETUP, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 2 */ + .name = "gpo:wifi_enable", + .gpio = PCF_GPIO_WIFI_ENABLE, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 3 */ + .name = "gpo:wifi_reset", + .gpio = PCF_GPIO_WIFI_RESET, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + /* bit 4 used as GPI */ + { /* bit 5 */ + .name = "gpo:gps_setup", + .gpio = PCF_GPIO_GPS_SETUP, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 6 */ + .name = "gpo:gps_standby", + .gpio = PCF_GPIO_GPS_STANDBY, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + { /* bit 7 */ + .name = "gpo:gps_power", + .gpio = PCF_GPIO_GPS_POWER, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + } +}; + +static struct gpio_led_platform_data pcf_gpio_led_info1 = { + .leds = pcf_gpio_leds1, + .num_leds = ARRAY_SIZE(pcf_gpio_leds1), +}; + +static struct platform_device pcf_leds1 = { + .name = "leds-gpio", /* GS_IA18-CB_board */ + .id = 1, + .dev = { + .platform_data = &pcf_gpio_led_info1, + } +}; + +/* PCF8574 0x22 GPIO - U1 on the GS_2G_OPT1-A_V0 board (Alarm) */ +static struct gpio_led pcf_gpio_leds2[] = { + { /* bit 0 */ + .name = "gpo:alarm_1", + .gpio = PCF_GPIO_ALARM1, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 1 */ + .name = "gpo:alarm_2", + .gpio = PCF_GPIO_ALARM2, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 2 */ + .name = "gpo:alarm_3", + .gpio = PCF_GPIO_ALARM3, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 3 */ + .name = "gpo:alarm_4", + .gpio = PCF_GPIO_ALARM4, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + /* bits 4, 5, 6 not used */ + { /* bit 7 */ + .name = "gpo:alarm_v_relay_on", + .gpio = PCF_GPIO_ALARM_V_RELAY_ON, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, +}; + +static struct gpio_led_platform_data pcf_gpio_led_info2 = { + .leds = pcf_gpio_leds2, + .num_leds = ARRAY_SIZE(pcf_gpio_leds2), +}; + +static struct platform_device pcf_leds2 = { + .name = "leds-gpio", + .id = 2, + .dev = { + .platform_data = &pcf_gpio_led_info2, + } +}; + +/* PCF8574 0x24 GPIO U1 on the GS_2G-OPT23-A_V0 board (Modem) */ +static struct gpio_led pcf_gpio_leds3[] = { + { /* bit 0 */ + .name = "gpo:modem_power", + .gpio = PCF_GPIO_MODEM_POWER, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + /* bits 1 and 2 not used */ + { /* bit 3 */ + .name = "gpo:modem_reset", + .gpio = PCF_GPIO_MODEM_RESET, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + /* bits 4, 5 and 6 not used */ + { /* bit 7 */ + .name = "gpo:trx_reset", + .gpio = PCF_GPIO_TRX_RESET, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + } +}; + +static struct gpio_led_platform_data pcf_gpio_led_info3 = { + .leds = pcf_gpio_leds3, + .num_leds = ARRAY_SIZE(pcf_gpio_leds3), +}; + +static struct platform_device pcf_leds3 = { + .name = "leds-gpio", + .id = 3, + .dev = { + .platform_data = &pcf_gpio_led_info3, + } +}; + +static void __init gsia18s_pcf_leds_init(void) +{ + platform_device_register(&pcf_leds1); + platform_device_register(&pcf_leds2); + platform_device_register(&pcf_leds3); +} + +/* + * SPI busses. + */ +static struct spi_board_info gsia18s_spi_devices[] = { + { /* User accessible spi0, cs0 used for communication with MSP RTC */ + .modalias = "spidev", + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 580000, + .mode = SPI_MODE_1, + }, + { /* User accessible spi1, cs0 used for communication with int. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 0, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + }, + { /* User accessible spi1, cs1 used for communication with ext. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 1, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + }, + { /* User accessible spi1, cs2 used for communication with ext. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 2, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + }, + { /* User accessible spi1, cs3 used for communication with ext. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 3, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + } +}; + +/* + * GPI Buttons + */ +static struct gpio_keys_button buttons[] = { + { + .gpio = GPIO_TRIG_NET_IN, + .code = BTN_1, + .desc = "TRIG_NET_IN", + .type = EV_KEY, + .active_low = 0, + .wakeup = 1, + }, + { /* SW80 on the GS_IA18_S-MN board*/ + .gpio = GPIO_CARD_UNMOUNT_0, + .code = BTN_2, + .desc = "Card umount 0", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + }, + { /* SW79 on the GS_IA18_S-MN board*/ + .gpio = GPIO_CARD_UNMOUNT_1, + .code = BTN_3, + .desc = "Card umount 1", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + }, + { /* SW280 on the GS_IA18-CB board*/ + .gpio = GPIO_KEY_POWER, + .code = KEY_POWER, + .desc = "Power Off Button", + .type = EV_KEY, + .active_low = 0, + .wakeup = 1, + } +}; + +static struct gpio_keys_platform_data button_data = { + .buttons = buttons, + .nbuttons = ARRAY_SIZE(buttons), +}; + +static struct platform_device button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &button_data, + } +}; + +static void __init gsia18s_add_device_buttons(void) +{ + at91_set_gpio_input(GPIO_TRIG_NET_IN, 1); + at91_set_deglitch(GPIO_TRIG_NET_IN, 1); + at91_set_gpio_input(GPIO_CARD_UNMOUNT_0, 1); + at91_set_deglitch(GPIO_CARD_UNMOUNT_0, 1); + at91_set_gpio_input(GPIO_CARD_UNMOUNT_1, 1); + at91_set_deglitch(GPIO_CARD_UNMOUNT_1, 1); + at91_set_gpio_input(GPIO_KEY_POWER, 0); + at91_set_deglitch(GPIO_KEY_POWER, 1); + + platform_device_register(&button_device); +} + +/* + * I2C + */ +static int pcf8574x_0x20_setup(struct i2c_client *client, int gpio, + unsigned int ngpio, void *context) +{ + int status; + + status = gpio_request(gpio + PCF_GPIO_ETH_DETECT, "eth_det"); + if (status < 0) { + pr_err("error: can't request GPIO%d\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + status = gpio_direction_input(gpio + PCF_GPIO_ETH_DETECT); + if (status < 0) { + pr_err("error: can't setup GPIO%d as input\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + status = gpio_export(gpio + PCF_GPIO_ETH_DETECT, false); + if (status < 0) { + pr_err("error: can't export GPIO%d\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + status = gpio_sysfs_set_active_low(gpio + PCF_GPIO_ETH_DETECT, 1); + if (status < 0) { + pr_err("error: gpio_sysfs_set active_low(GPIO%d, 1)\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + + return 0; +} + +static int pcf8574x_0x20_teardown(struct i2c_client *client, int gpio, + unsigned ngpio, void *context) +{ + gpio_free(gpio + PCF_GPIO_ETH_DETECT); + return 0; +} + +static struct pcf857x_platform_data pcf20_pdata = { + .gpio_base = GS_IA18_S_PCF_GPIO_BASE0, + .n_latch = (1 << 4), + .setup = pcf8574x_0x20_setup, + .teardown = pcf8574x_0x20_teardown, +}; + +static struct pcf857x_platform_data pcf22_pdata = { + .gpio_base = GS_IA18_S_PCF_GPIO_BASE1, +}; + +static struct pcf857x_platform_data pcf24_pdata = { + .gpio_base = GS_IA18_S_PCF_GPIO_BASE2, +}; + +static struct i2c_board_info __initdata gsia18s_i2c_devices[] = { + { /* U1 on the GS_IA18-CB_V3 board */ + I2C_BOARD_INFO("pcf8574", 0x20), + .platform_data = &pcf20_pdata, + }, + { /* U1 on the GS_2G_OPT1-A_V0 board (Alarm) */ + I2C_BOARD_INFO("pcf8574", 0x22), + .platform_data = &pcf22_pdata, + }, + { /* U1 on the GS_2G-OPT23-A_V0 board (Modem) */ + I2C_BOARD_INFO("pcf8574", 0x24), + .platform_data = &pcf24_pdata, + }, + { /* U161 on the GS_IA18_S-MN board */ + I2C_BOARD_INFO("24c1024", 0x50), + }, + { /* U162 on the GS_IA18_S-MN board */ + I2C_BOARD_INFO("24c01", 0x53), + }, +}; + +/* + * Compact Flash + */ +static struct at91_cf_data __initdata gsia18s_cf1_data = { + .irq_pin = AT91_PIN_PA27, + .det_pin = AT91_PIN_PB30, + .rst_pin = AT91_PIN_PB31, + .chipselect = 5, + .flags = AT91_CF_TRUE_IDE, +}; + +/* Power Off by RTC */ +static void gsia18s_power_off(void) +{ + pr_notice("Power supply will be switched off automatically now or after 60 seconds without ArmDAS.\n"); + at91_set_gpio_output(AT91_PIN_PA25, 1); + /* Spin to death... */ + while (1) + ; +} + +static int __init gsia18s_power_off_init(void) +{ + pm_power_off = gsia18s_power_off; + return 0; +} + +/* ---------------------------------------------------------------------------*/ + +static void __init gsia18s_board_init(void) +{ + stamp9g20_board_init(); + at91_add_device_usbh(&usbh_data); + at91_add_device_udc(&udc_data); + at91_add_device_eth(&macb_data); + gsia18s_leds_init(); + gsia18s_pcf_leds_init(); + gsia18s_add_device_buttons(); + at91_add_device_i2c(gsia18s_i2c_devices, + ARRAY_SIZE(gsia18s_i2c_devices)); + at91_add_device_cf(&gsia18s_cf1_data); + at91_add_device_spi(gsia18s_spi_devices, + ARRAY_SIZE(gsia18s_spi_devices)); + gsia18s_power_off_init(); +} + +MACHINE_START(GSIA18S, "GS_IA18_S") + .boot_params = AT91_SDRAM_BASE + 0x100, + .timer = &at91sam926x_timer, + .map_io = gsia18s_map_io, + .init_irq = init_irq, + .init_machine = gsia18s_board_init, +MACHINE_END diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c index 86ff4b5..6c999db 100644 --- a/arch/arm/mach-at91/board-sam9m10g45ek.c +++ b/arch/arm/mach-at91/board-sam9m10g45ek.c @@ -37,7 +37,6 @@ #include <asm/mach/map.h> #include <asm/mach/irq.h> -#include <mach/hardware.h> #include <mach/board.h> #include <mach/gpio.h> #include <mach/at91sam9_smc.h> diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c index ae4772e..af818a2 100644 --- a/arch/arm/mach-at91/gpio.c +++ b/arch/arm/mach-at91/gpio.c @@ -274,10 +274,10 @@ EXPORT_SYMBOL(at91_get_gpio_value); static u32 wakeups[MAX_GPIO_BANKS]; static u32 backups[MAX_GPIO_BANKS]; -static int gpio_irq_set_wake(unsigned pin, unsigned state) +static int gpio_irq_set_wake(struct irq_data *d, unsigned state) { - unsigned mask = pin_to_mask(pin); - unsigned bank = (pin - PIN_BASE) / 32; + unsigned mask = pin_to_mask(d->irq); + unsigned bank = (d->irq - PIN_BASE) / 32; if (unlikely(bank >= MAX_GPIO_BANKS)) return -EINVAL; @@ -344,25 +344,25 @@ void at91_gpio_resume(void) * IRQ0..IRQ6 should be configurable, e.g. level vs edge triggering. */ -static void gpio_irq_mask(unsigned pin) +static void gpio_irq_mask(struct irq_data *d) { - void __iomem *pio = pin_to_controller(pin); - unsigned mask = pin_to_mask(pin); + void __iomem *pio = pin_to_controller(d->irq); + unsigned mask = pin_to_mask(d->irq); if (pio) __raw_writel(mask, pio + PIO_IDR); } -static void gpio_irq_unmask(unsigned pin) +static void gpio_irq_unmask(struct irq_data *d) { - void __iomem *pio = pin_to_controller(pin); - unsigned mask = pin_to_mask(pin); + void __iomem *pio = pin_to_controller(d->irq); + unsigned mask = pin_to_mask(d->irq); if (pio) __raw_writel(mask, pio + PIO_IER); } -static int gpio_irq_type(unsigned pin, unsigned type) +static int gpio_irq_type(struct irq_data *d, unsigned type) { switch (type) { case IRQ_TYPE_NONE: @@ -375,10 +375,10 @@ static int gpio_irq_type(unsigned pin, unsigned type) static struct irq_chip gpio_irqchip = { .name = "GPIO", - .mask = gpio_irq_mask, - .unmask = gpio_irq_unmask, - .set_type = gpio_irq_type, - .set_wake = gpio_irq_set_wake, + .irq_mask = gpio_irq_mask, + .irq_unmask = gpio_irq_unmask, + .irq_set_type = gpio_irq_type, + .irq_set_wake = gpio_irq_set_wake, }; static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) @@ -393,7 +393,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) pio = at91_gpio->regbase; /* temporarily mask (level sensitive) parent IRQ */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); for (;;) { /* Reading ISR acks pending (edge triggered) GPIO interrupts. * When there none are pending, we're finished unless we need @@ -419,7 +419,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) * another IRQ must be generated before it actually gets * here to be disabled on the GPIO controller. */ - gpio_irq_mask(pin); + gpio_irq_mask(irq_get_irq_data(pin)); } else generic_handle_irq(pin); @@ -429,7 +429,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) isr >>= 1; } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); /* now it may re-trigger */ } diff --git a/arch/arm/mach-at91/include/mach/gsia18s.h b/arch/arm/mach-at91/include/mach/gsia18s.h new file mode 100644 index 0000000..307c194 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/gsia18s.h @@ -0,0 +1,33 @@ +/* Buttons */ +#define GPIO_TRIG_NET_IN AT91_PIN_PB21 +#define GPIO_CARD_UNMOUNT_0 AT91_PIN_PB13 +#define GPIO_CARD_UNMOUNT_1 AT91_PIN_PB12 +#define GPIO_KEY_POWER AT91_PIN_PA25 + +/* PCF8574 0x20 GPIO - U1 on the GS_IA18-CB_V3 board */ +#define GS_IA18_S_PCF_GPIO_BASE0 NR_BUILTIN_GPIO +#define PCF_GPIO_HDC_POWER (GS_IA18_S_PCF_GPIO_BASE0 + 0) +#define PCF_GPIO_WIFI_SETUP (GS_IA18_S_PCF_GPIO_BASE0 + 1) +#define PCF_GPIO_WIFI_ENABLE (GS_IA18_S_PCF_GPIO_BASE0 + 2) +#define PCF_GPIO_WIFI_RESET (GS_IA18_S_PCF_GPIO_BASE0 + 3) +#define PCF_GPIO_ETH_DETECT 4 /* this is a GPI */ +#define PCF_GPIO_GPS_SETUP (GS_IA18_S_PCF_GPIO_BASE0 + 5) +#define PCF_GPIO_GPS_STANDBY (GS_IA18_S_PCF_GPIO_BASE0 + 6) +#define PCF_GPIO_GPS_POWER (GS_IA18_S_PCF_GPIO_BASE0 + 7) + +/* PCF8574 0x22 GPIO - U1 on the GS_2G_OPT1-A_V0 board (Alarm) */ +#define GS_IA18_S_PCF_GPIO_BASE1 (GS_IA18_S_PCF_GPIO_BASE0 + 8) +#define PCF_GPIO_ALARM1 (GS_IA18_S_PCF_GPIO_BASE1 + 0) +#define PCF_GPIO_ALARM2 (GS_IA18_S_PCF_GPIO_BASE1 + 1) +#define PCF_GPIO_ALARM3 (GS_IA18_S_PCF_GPIO_BASE1 + 2) +#define PCF_GPIO_ALARM4 (GS_IA18_S_PCF_GPIO_BASE1 + 3) +/* bits 4, 5, 6 not used */ +#define PCF_GPIO_ALARM_V_RELAY_ON (GS_IA18_S_PCF_GPIO_BASE1 + 7) + +/* PCF8574 0x24 GPIO U1 on the GS_2G-OPT23-A_V0 board (Modem) */ +#define GS_IA18_S_PCF_GPIO_BASE2 (GS_IA18_S_PCF_GPIO_BASE1 + 8) +#define PCF_GPIO_MODEM_POWER (GS_IA18_S_PCF_GPIO_BASE2 + 0) +#define PCF_GPIO_MODEM_RESET (GS_IA18_S_PCF_GPIO_BASE2 + 3) +/* bits 1, 2, 4, 5 not used */ +#define PCF_GPIO_TRX_RESET (GS_IA18_S_PCF_GPIO_BASE2 + 6) +/* bit 7 not used */ diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c index da3494a..b56d6b3a 100644 --- a/arch/arm/mach-at91/irq.c +++ b/arch/arm/mach-at91/irq.c @@ -34,23 +34,23 @@ #include <asm/mach/map.h> -static void at91_aic_mask_irq(unsigned int irq) +static void at91_aic_mask_irq(struct irq_data *d) { /* Disable interrupt on AIC */ - at91_sys_write(AT91_AIC_IDCR, 1 << irq); + at91_sys_write(AT91_AIC_IDCR, 1 << d->irq); } -static void at91_aic_unmask_irq(unsigned int irq) +static void at91_aic_unmask_irq(struct irq_data *d) { /* Enable interrupt on AIC */ - at91_sys_write(AT91_AIC_IECR, 1 << irq); + at91_sys_write(AT91_AIC_IECR, 1 << d->irq); } unsigned int at91_extern_irq; #define is_extern_irq(irq) ((1 << (irq)) & at91_extern_irq) -static int at91_aic_set_type(unsigned irq, unsigned type) +static int at91_aic_set_type(struct irq_data *d, unsigned type) { unsigned int smr, srctype; @@ -62,13 +62,13 @@ static int at91_aic_set_type(unsigned irq, unsigned type) srctype = AT91_AIC_SRCTYPE_RISING; break; case IRQ_TYPE_LEVEL_LOW: - if ((irq == AT91_ID_FIQ) || is_extern_irq(irq)) /* only supported on external interrupts */ + if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq)) /* only supported on external interrupts */ srctype = AT91_AIC_SRCTYPE_LOW; else return -EINVAL; break; case IRQ_TYPE_EDGE_FALLING: - if ((irq == AT91_ID_FIQ) || is_extern_irq(irq)) /* only supported on external interrupts */ + if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq)) /* only supported on external interrupts */ srctype = AT91_AIC_SRCTYPE_FALLING; else return -EINVAL; @@ -77,8 +77,8 @@ static int at91_aic_set_type(unsigned irq, unsigned type) return -EINVAL; } - smr = at91_sys_read(AT91_AIC_SMR(irq)) & ~AT91_AIC_SRCTYPE; - at91_sys_write(AT91_AIC_SMR(irq), smr | srctype); + smr = at91_sys_read(AT91_AIC_SMR(d->irq)) & ~AT91_AIC_SRCTYPE; + at91_sys_write(AT91_AIC_SMR(d->irq), smr | srctype); return 0; } @@ -87,15 +87,15 @@ static int at91_aic_set_type(unsigned irq, unsigned type) static u32 wakeups; static u32 backups; -static int at91_aic_set_wake(unsigned irq, unsigned value) +static int at91_aic_set_wake(struct irq_data *d, unsigned value) { - if (unlikely(irq >= 32)) + if (unlikely(d->irq >= 32)) return -EINVAL; if (value) - wakeups |= (1 << irq); + wakeups |= (1 << d->irq); else - wakeups &= ~(1 << irq); + wakeups &= ~(1 << d->irq); return 0; } @@ -119,11 +119,11 @@ void at91_irq_resume(void) static struct irq_chip at91_aic_chip = { .name = "AIC", - .ack = at91_aic_mask_irq, - .mask = at91_aic_mask_irq, - .unmask = at91_aic_unmask_irq, - .set_type = at91_aic_set_type, - .set_wake = at91_aic_set_wake, + .irq_ack = at91_aic_mask_irq, + .irq_mask = at91_aic_mask_irq, + .irq_unmask = at91_aic_unmask_irq, + .irq_set_type = at91_aic_set_type, + .irq_set_wake = at91_aic_set_wake, }; /* diff --git a/arch/arm/mach-bcmring/irq.c b/arch/arm/mach-bcmring/irq.c index e315263..84dcda0 100644 --- a/arch/arm/mach-bcmring/irq.c +++ b/arch/arm/mach-bcmring/irq.c @@ -30,61 +30,61 @@ #include <mach/csp/intcHw_reg.h> #include <mach/csp/mm_io.h> -static void bcmring_mask_irq0(unsigned int irq) +static void bcmring_mask_irq0(struct irq_data *d) { - writel(1 << (irq - IRQ_INTC0_START), + writel(1 << (d->irq - IRQ_INTC0_START), MM_IO_BASE_INTC0 + INTCHW_INTENCLEAR); } -static void bcmring_unmask_irq0(unsigned int irq) +static void bcmring_unmask_irq0(struct irq_data *d) { - writel(1 << (irq - IRQ_INTC0_START), + writel(1 << (d->irq - IRQ_INTC0_START), MM_IO_BASE_INTC0 + INTCHW_INTENABLE); } -static void bcmring_mask_irq1(unsigned int irq) +static void bcmring_mask_irq1(struct irq_data *d) { - writel(1 << (irq - IRQ_INTC1_START), + writel(1 << (d->irq - IRQ_INTC1_START), MM_IO_BASE_INTC1 + INTCHW_INTENCLEAR); } -static void bcmring_unmask_irq1(unsigned int irq) +static void bcmring_unmask_irq1(struct irq_data *d) { - writel(1 << (irq - IRQ_INTC1_START), + writel(1 << (d->irq - IRQ_INTC1_START), MM_IO_BASE_INTC1 + INTCHW_INTENABLE); } -static void bcmring_mask_irq2(unsigned int irq) +static void bcmring_mask_irq2(struct irq_data *d) { - writel(1 << (irq - IRQ_SINTC_START), + writel(1 << (d->irq - IRQ_SINTC_START), MM_IO_BASE_SINTC + INTCHW_INTENCLEAR); } -static void bcmring_unmask_irq2(unsigned int irq) +static void bcmring_unmask_irq2(struct irq_data *d) { - writel(1 << (irq - IRQ_SINTC_START), + writel(1 << (d->irq - IRQ_SINTC_START), MM_IO_BASE_SINTC + INTCHW_INTENABLE); } static struct irq_chip bcmring_irq0_chip = { .name = "ARM-INTC0", - .ack = bcmring_mask_irq0, - .mask = bcmring_mask_irq0, /* mask a specific interrupt, blocking its delivery. */ - .unmask = bcmring_unmask_irq0, /* unmaks an interrupt */ + .irq_ack = bcmring_mask_irq0, + .irq_mask = bcmring_mask_irq0, /* mask a specific interrupt, blocking its delivery. */ + .irq_unmask = bcmring_unmask_irq0, /* unmaks an interrupt */ }; static struct irq_chip bcmring_irq1_chip = { .name = "ARM-INTC1", - .ack = bcmring_mask_irq1, - .mask = bcmring_mask_irq1, - .unmask = bcmring_unmask_irq1, + .irq_ack = bcmring_mask_irq1, + .irq_mask = bcmring_mask_irq1, + .irq_unmask = bcmring_unmask_irq1, }; static struct irq_chip bcmring_irq2_chip = { .name = "ARM-SINTC", - .ack = bcmring_mask_irq2, - .mask = bcmring_mask_irq2, - .unmask = bcmring_unmask_irq2, + .irq_ack = bcmring_mask_irq2, + .irq_mask = bcmring_mask_irq2, + .irq_unmask = bcmring_unmask_irq2, }; static void vic_init(void __iomem *base, struct irq_chip *chip, diff --git a/arch/arm/mach-clps711x/irq.c b/arch/arm/mach-clps711x/irq.c index 9a12d85..86da7a1 100644 --- a/arch/arm/mach-clps711x/irq.c +++ b/arch/arm/mach-clps711x/irq.c @@ -27,24 +27,24 @@ #include <asm/hardware/clps7111.h> -static void int1_mask(unsigned int irq) +static void int1_mask(struct irq_data *d) { u32 intmr1; intmr1 = clps_readl(INTMR1); - intmr1 &= ~(1 << irq); + intmr1 &= ~(1 << d->irq); clps_writel(intmr1, INTMR1); } -static void int1_ack(unsigned int irq) +static void int1_ack(struct irq_data *d) { u32 intmr1; intmr1 = clps_readl(INTMR1); - intmr1 &= ~(1 << irq); + intmr1 &= ~(1 << d->irq); clps_writel(intmr1, INTMR1); - switch (irq) { + switch (d->irq) { case IRQ_CSINT: clps_writel(0, COEOI); break; case IRQ_TC1OI: clps_writel(0, TC1EOI); break; case IRQ_TC2OI: clps_writel(0, TC2EOI); break; @@ -54,56 +54,56 @@ static void int1_ack(unsigned int irq) } } -static void int1_unmask(unsigned int irq) +static void int1_unmask(struct irq_data *d) { u32 intmr1; intmr1 = clps_readl(INTMR1); - intmr1 |= 1 << irq; + intmr1 |= 1 << d->irq; clps_writel(intmr1, INTMR1); } static struct irq_chip int1_chip = { - .ack = int1_ack, - .mask = int1_mask, - .unmask = int1_unmask, + .irq_ack = int1_ack, + .irq_mask = int1_mask, + .irq_unmask = int1_unmask, }; -static void int2_mask(unsigned int irq) +static void int2_mask(struct irq_data *d) { u32 intmr2; intmr2 = clps_readl(INTMR2); - intmr2 &= ~(1 << (irq - 16)); + intmr2 &= ~(1 << (d->irq - 16)); clps_writel(intmr2, INTMR2); } -static void int2_ack(unsigned int irq) +static void int2_ack(struct irq_data *d) { u32 intmr2; intmr2 = clps_readl(INTMR2); - intmr2 &= ~(1 << (irq - 16)); + intmr2 &= ~(1 << (d->irq - 16)); clps_writel(intmr2, INTMR2); - switch (irq) { + switch (d->irq) { case IRQ_KBDINT: clps_writel(0, KBDEOI); break; } } -static void int2_unmask(unsigned int irq) +static void int2_unmask(struct irq_data *d) { u32 intmr2; intmr2 = clps_readl(INTMR2); - intmr2 |= 1 << (irq - 16); + intmr2 |= 1 << (d->irq - 16); clps_writel(intmr2, INTMR2); } static struct irq_chip int2_chip = { - .ack = int2_ack, - .mask = int2_mask, - .unmask = int2_unmask, + .irq_ack = int2_ack, + .irq_mask = int2_mask, + .irq_unmask = int2_unmask, }; void __init clps711x_init_irq(void) diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c index bb4c40e..9abc80a 100644 --- a/arch/arm/mach-davinci/cp_intc.c +++ b/arch/arm/mach-davinci/cp_intc.c @@ -26,30 +26,30 @@ static inline void cp_intc_write(unsigned long value, unsigned offset) __raw_writel(value, davinci_intc_base + offset); } -static void cp_intc_ack_irq(unsigned int irq) +static void cp_intc_ack_irq(struct irq_data *d) { - cp_intc_write(irq, CP_INTC_SYS_STAT_IDX_CLR); + cp_intc_write(d->irq, CP_INTC_SYS_STAT_IDX_CLR); } /* Disable interrupt */ -static void cp_intc_mask_irq(unsigned int irq) +static void cp_intc_mask_irq(struct irq_data *d) { /* XXX don't know why we need to disable nIRQ here... */ cp_intc_write(1, CP_INTC_HOST_ENABLE_IDX_CLR); - cp_intc_write(irq, CP_INTC_SYS_ENABLE_IDX_CLR); + cp_intc_write(d->irq, CP_INTC_SYS_ENABLE_IDX_CLR); cp_intc_write(1, CP_INTC_HOST_ENABLE_IDX_SET); } /* Enable interrupt */ -static void cp_intc_unmask_irq(unsigned int irq) +static void cp_intc_unmask_irq(struct irq_data *d) { - cp_intc_write(irq, CP_INTC_SYS_ENABLE_IDX_SET); + cp_intc_write(d->irq, CP_INTC_SYS_ENABLE_IDX_SET); } -static int cp_intc_set_irq_type(unsigned int irq, unsigned int flow_type) +static int cp_intc_set_irq_type(struct irq_data *d, unsigned int flow_type) { - unsigned reg = BIT_WORD(irq); - unsigned mask = BIT_MASK(irq); + unsigned reg = BIT_WORD(d->irq); + unsigned mask = BIT_MASK(d->irq); unsigned polarity = cp_intc_read(CP_INTC_SYS_POLARITY(reg)); unsigned type = cp_intc_read(CP_INTC_SYS_TYPE(reg)); @@ -85,18 +85,18 @@ static int cp_intc_set_irq_type(unsigned int irq, unsigned int flow_type) * generic drivers which call {enable|disable}_irq_wake for * wake up interrupt sources (eg RTC on DA850). */ -static int cp_intc_set_wake(unsigned int irq, unsigned int on) +static int cp_intc_set_wake(struct irq_data *d, unsigned int on) { return 0; } static struct irq_chip cp_intc_irq_chip = { .name = "cp_intc", - .ack = cp_intc_ack_irq, - .mask = cp_intc_mask_irq, - .unmask = cp_intc_unmask_irq, - .set_type = cp_intc_set_irq_type, - .set_wake = cp_intc_set_wake, + .irq_ack = cp_intc_ack_irq, + .irq_mask = cp_intc_mask_irq, + .irq_unmask = cp_intc_unmask_irq, + .irq_set_type = cp_intc_set_irq_type, + .irq_set_wake = cp_intc_set_wake, }; void __init cp_intc_init(void) diff --git a/arch/arm/mach-davinci/gpio.c b/arch/arm/mach-davinci/gpio.c index bf0ff58..20d66e5 100644 --- a/arch/arm/mach-davinci/gpio.c +++ b/arch/arm/mach-davinci/gpio.c @@ -205,20 +205,20 @@ pure_initcall(davinci_gpio_setup); * serve as EDMA event triggers. */ -static void gpio_irq_disable(unsigned irq) +static void gpio_irq_disable(struct irq_data *d) { - struct davinci_gpio_regs __iomem *g = irq2regs(irq); - u32 mask = (u32) get_irq_data(irq); + struct davinci_gpio_regs __iomem *g = irq2regs(d->irq); + u32 mask = (u32) irq_data_get_irq_data(d); __raw_writel(mask, &g->clr_falling); __raw_writel(mask, &g->clr_rising); } -static void gpio_irq_enable(unsigned irq) +static void gpio_irq_enable(struct irq_data *d) { - struct davinci_gpio_regs __iomem *g = irq2regs(irq); - u32 mask = (u32) get_irq_data(irq); - unsigned status = irq_desc[irq].status; + struct davinci_gpio_regs __iomem *g = irq2regs(d->irq); + u32 mask = (u32) irq_data_get_irq_data(d); + unsigned status = irq_desc[d->irq].status; status &= IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING; if (!status) @@ -230,19 +230,19 @@ static void gpio_irq_enable(unsigned irq) __raw_writel(mask, &g->set_rising); } -static int gpio_irq_type(unsigned irq, unsigned trigger) +static int gpio_irq_type(struct irq_data *d, unsigned trigger) { - struct davinci_gpio_regs __iomem *g = irq2regs(irq); - u32 mask = (u32) get_irq_data(irq); + struct davinci_gpio_regs __iomem *g = irq2regs(d->irq); + u32 mask = (u32) irq_data_get_irq_data(d); if (trigger & ~(IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)) return -EINVAL; - irq_desc[irq].status &= ~IRQ_TYPE_SENSE_MASK; - irq_desc[irq].status |= trigger; + irq_desc[d->irq].status &= ~IRQ_TYPE_SENSE_MASK; + irq_desc[d->irq].status |= trigger; /* don't enable the IRQ if it's currently disabled */ - if (irq_desc[irq].depth == 0) { + if (irq_desc[d->irq].depth == 0) { __raw_writel(mask, (trigger & IRQ_TYPE_EDGE_FALLING) ? &g->set_falling : &g->clr_falling); __raw_writel(mask, (trigger & IRQ_TYPE_EDGE_RISING) @@ -253,9 +253,9 @@ static int gpio_irq_type(unsigned irq, unsigned trigger) static struct irq_chip gpio_irqchip = { .name = "GPIO", - .enable = gpio_irq_enable, - .disable = gpio_irq_disable, - .set_type = gpio_irq_type, + .irq_enable = gpio_irq_enable, + .irq_disable = gpio_irq_disable, + .irq_set_type = gpio_irq_type, }; static void @@ -269,8 +269,8 @@ gpio_irq_handler(unsigned irq, struct irq_desc *desc) mask <<= 16; /* temporarily mask (level sensitive) parent IRQ */ - desc->chip->mask(irq); - desc->chip->ack(irq); + desc->irq_data.chip->irq_mask(&desc->irq_data); + desc->irq_data.chip->irq_ack(&desc->irq_data); while (1) { u32 status; int n; @@ -293,7 +293,7 @@ gpio_irq_handler(unsigned irq, struct irq_desc *desc) status >>= res; } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); /* now it may re-trigger */ } @@ -320,10 +320,10 @@ static int gpio_to_irq_unbanked(struct gpio_chip *chip, unsigned offset) return -ENODEV; } -static int gpio_irq_type_unbanked(unsigned irq, unsigned trigger) +static int gpio_irq_type_unbanked(struct irq_data *d, unsigned trigger) { - struct davinci_gpio_regs __iomem *g = irq2regs(irq); - u32 mask = (u32) get_irq_data(irq); + struct davinci_gpio_regs __iomem *g = irq2regs(d->irq); + u32 mask = (u32) irq_data_get_irq_data(d); if (trigger & ~(IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)) return -EINVAL; @@ -397,7 +397,7 @@ static int __init davinci_gpio_irq_setup(void) irq = bank_irq; gpio_irqchip_unbanked = *get_irq_desc_chip(irq_to_desc(irq)); gpio_irqchip_unbanked.name = "GPIO-AINTC"; - gpio_irqchip_unbanked.set_type = gpio_irq_type_unbanked; + gpio_irqchip_unbanked.irq_set_type = gpio_irq_type_unbanked; /* default trigger: both edges */ g = gpio2regs(0); diff --git a/arch/arm/mach-davinci/irq.c b/arch/arm/mach-davinci/irq.c index 784ddf3..5e05c9b 100644 --- a/arch/arm/mach-davinci/irq.c +++ b/arch/arm/mach-davinci/irq.c @@ -53,14 +53,14 @@ static inline void davinci_irq_writel(unsigned long value, int offset) } /* Disable interrupt */ -static void davinci_mask_irq(unsigned int irq) +static void davinci_mask_irq(struct irq_data *d) { unsigned int mask; u32 l; - mask = 1 << IRQ_BIT(irq); + mask = 1 << IRQ_BIT(d->irq); - if (irq > 31) { + if (d->irq > 31) { l = davinci_irq_readl(IRQ_ENT_REG1_OFFSET); l &= ~mask; davinci_irq_writel(l, IRQ_ENT_REG1_OFFSET); @@ -72,14 +72,14 @@ static void davinci_mask_irq(unsigned int irq) } /* Enable interrupt */ -static void davinci_unmask_irq(unsigned int irq) +static void davinci_unmask_irq(struct irq_data *d) { unsigned int mask; u32 l; - mask = 1 << IRQ_BIT(irq); + mask = 1 << IRQ_BIT(d->irq); - if (irq > 31) { + if (d->irq > 31) { l = davinci_irq_readl(IRQ_ENT_REG1_OFFSET); l |= mask; davinci_irq_writel(l, IRQ_ENT_REG1_OFFSET); @@ -91,23 +91,23 @@ static void davinci_unmask_irq(unsigned int irq) } /* EOI interrupt */ -static void davinci_ack_irq(unsigned int irq) +static void davinci_ack_irq(struct irq_data *d) { unsigned int mask; - mask = 1 << IRQ_BIT(irq); + mask = 1 << IRQ_BIT(d->irq); - if (irq > 31) + if (d->irq > 31) davinci_irq_writel(mask, IRQ_REG1_OFFSET); else davinci_irq_writel(mask, IRQ_REG0_OFFSET); } static struct irq_chip davinci_irq_chip_0 = { - .name = "AINTC", - .ack = davinci_ack_irq, - .mask = davinci_mask_irq, - .unmask = davinci_unmask_irq, + .name = "AINTC", + .irq_ack = davinci_ack_irq, + .irq_mask = davinci_mask_irq, + .irq_unmask = davinci_unmask_irq, }; /* ARM Interrupt Controller Initialization */ diff --git a/arch/arm/mach-dove/irq.c b/arch/arm/mach-dove/irq.c index 61bfcb3..9317f05 100644 --- a/arch/arm/mach-dove/irq.c +++ b/arch/arm/mach-dove/irq.c @@ -36,9 +36,9 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) } } -static void pmu_irq_mask(unsigned int irq) +static void pmu_irq_mask(struct irq_data *d) { - int pin = irq_to_pmu(irq); + int pin = irq_to_pmu(d->irq); u32 u; u = readl(PMU_INTERRUPT_MASK); @@ -46,9 +46,9 @@ static void pmu_irq_mask(unsigned int irq) writel(u, PMU_INTERRUPT_MASK); } -static void pmu_irq_unmask(unsigned int irq) +static void pmu_irq_unmask(struct irq_data *d) { - int pin = irq_to_pmu(irq); + int pin = irq_to_pmu(d->irq); u32 u; u = readl(PMU_INTERRUPT_MASK); @@ -56,9 +56,9 @@ static void pmu_irq_unmask(unsigned int irq) writel(u, PMU_INTERRUPT_MASK); } -static void pmu_irq_ack(unsigned int irq) +static void pmu_irq_ack(struct irq_data *d) { - int pin = irq_to_pmu(irq); + int pin = irq_to_pmu(d->irq); u32 u; u = ~(1 << (pin & 31)); @@ -67,9 +67,9 @@ static void pmu_irq_ack(unsigned int irq) static struct irq_chip pmu_irq_chip = { .name = "pmu_irq", - .mask = pmu_irq_mask, - .unmask = pmu_irq_unmask, - .ack = pmu_irq_ack, + .irq_mask = pmu_irq_mask, + .irq_unmask = pmu_irq_unmask, + .irq_ack = pmu_irq_ack, }; static void pmu_irq_handler(unsigned int irq, struct irq_desc *desc) diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c index 5df4099..7df083f 100644 --- a/arch/arm/mach-ebsa110/core.c +++ b/arch/arm/mach-ebsa110/core.c @@ -35,20 +35,20 @@ #define IRQ_STAT 0xff000000 /* read */ #define IRQ_MCLR 0xff000000 /* write */ -static void ebsa110_mask_irq(unsigned int irq) +static void ebsa110_mask_irq(struct irq_data *d) { - __raw_writeb(1 << irq, IRQ_MCLR); + __raw_writeb(1 << d->irq, IRQ_MCLR); } -static void ebsa110_unmask_irq(unsigned int irq) +static void ebsa110_unmask_irq(struct irq_data *d) { - __raw_writeb(1 << irq, IRQ_MSET); + __raw_writeb(1 << d->irq, IRQ_MSET); } static struct irq_chip ebsa110_irq_chip = { - .ack = ebsa110_mask_irq, - .mask = ebsa110_mask_irq, - .unmask = ebsa110_unmask_irq, + .irq_ack = ebsa110_mask_irq, + .irq_mask = ebsa110_mask_irq, + .irq_unmask = ebsa110_unmask_irq, }; static void __init ebsa110_init_irq(void) diff --git a/arch/arm/mach-ep93xx/gpio.c b/arch/arm/mach-ep93xx/gpio.c index cf547ad..f3dc76f 100644 --- a/arch/arm/mach-ep93xx/gpio.c +++ b/arch/arm/mach-ep93xx/gpio.c @@ -112,13 +112,13 @@ static void ep93xx_gpio_f_irq_handler(unsigned int irq, struct irq_desc *desc) generic_handle_irq(gpio_irq); } -static void ep93xx_gpio_irq_ack(unsigned int irq) +static void ep93xx_gpio_irq_ack(struct irq_data *d) { - int line = irq_to_gpio(irq); + int line = irq_to_gpio(d->irq); int port = line >> 3; int port_mask = 1 << (line & 7); - if ((irq_desc[irq].status & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { + if ((irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { gpio_int_type2[port] ^= port_mask; /* switch edge direction */ ep93xx_gpio_update_int_params(port); } @@ -126,13 +126,13 @@ static void ep93xx_gpio_irq_ack(unsigned int irq) __raw_writeb(port_mask, EP93XX_GPIO_REG(eoi_register_offset[port])); } -static void ep93xx_gpio_irq_mask_ack(unsigned int irq) +static void ep93xx_gpio_irq_mask_ack(struct irq_data *d) { - int line = irq_to_gpio(irq); + int line = irq_to_gpio(d->irq); int port = line >> 3; int port_mask = 1 << (line & 7); - if ((irq_desc[irq].status & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) + if ((irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) gpio_int_type2[port] ^= port_mask; /* switch edge direction */ gpio_int_unmasked[port] &= ~port_mask; @@ -141,18 +141,18 @@ static void ep93xx_gpio_irq_mask_ack(unsigned int irq) __raw_writeb(port_mask, EP93XX_GPIO_REG(eoi_register_offset[port])); } -static void ep93xx_gpio_irq_mask(unsigned int irq) +static void ep93xx_gpio_irq_mask(struct irq_data *d) { - int line = irq_to_gpio(irq); + int line = irq_to_gpio(d->irq); int port = line >> 3; gpio_int_unmasked[port] &= ~(1 << (line & 7)); ep93xx_gpio_update_int_params(port); } -static void ep93xx_gpio_irq_unmask(unsigned int irq) +static void ep93xx_gpio_irq_unmask(struct irq_data *d) { - int line = irq_to_gpio(irq); + int line = irq_to_gpio(d->irq); int port = line >> 3; gpio_int_unmasked[port] |= 1 << (line & 7); @@ -164,10 +164,10 @@ static void ep93xx_gpio_irq_unmask(unsigned int irq) * edge (1) triggered, while gpio_int_type2 controls whether it * triggers on low/falling (0) or high/rising (1). */ -static int ep93xx_gpio_irq_type(unsigned int irq, unsigned int type) +static int ep93xx_gpio_irq_type(struct irq_data *d, unsigned int type) { - struct irq_desc *desc = irq_desc + irq; - const int gpio = irq_to_gpio(irq); + struct irq_desc *desc = irq_desc + d->irq; + const int gpio = irq_to_gpio(d->irq); const int port = gpio >> 3; const int port_mask = 1 << (gpio & 7); @@ -220,11 +220,11 @@ static int ep93xx_gpio_irq_type(unsigned int irq, unsigned int type) static struct irq_chip ep93xx_gpio_irq_chip = { .name = "GPIO", - .ack = ep93xx_gpio_irq_ack, - .mask_ack = ep93xx_gpio_irq_mask_ack, - .mask = ep93xx_gpio_irq_mask, - .unmask = ep93xx_gpio_irq_unmask, - .set_type = ep93xx_gpio_irq_type, + .irq_ack = ep93xx_gpio_irq_ack, + .irq_mask_ack = ep93xx_gpio_irq_mask_ack, + .irq_mask = ep93xx_gpio_irq_mask, + .irq_unmask = ep93xx_gpio_irq_unmask, + .irq_set_type = ep93xx_gpio_irq_type, }; void __init ep93xx_gpio_init_irq(void) diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c index 88b3dd8..84c5f25 100644 --- a/arch/arm/mach-footbridge/common.c +++ b/arch/arm/mach-footbridge/common.c @@ -75,20 +75,20 @@ static const int fb_irq_mask[] = { IRQ_MASK_PCI_PERR, /* 19 */ }; -static void fb_mask_irq(unsigned int irq) +static void fb_mask_irq(struct irq_data *d) { - *CSR_IRQ_DISABLE = fb_irq_mask[_DC21285_INR(irq)]; + *CSR_IRQ_DISABLE = fb_irq_mask[_DC21285_INR(d->irq)]; } -static void fb_unmask_irq(unsigned int irq) +static void fb_unmask_irq(struct irq_data *d) { - *CSR_IRQ_ENABLE = fb_irq_mask[_DC21285_INR(irq)]; + *CSR_IRQ_ENABLE = fb_irq_mask[_DC21285_INR(d->irq)]; } static struct irq_chip fb_chip = { - .ack = fb_mask_irq, - .mask = fb_mask_irq, - .unmask = fb_unmask_irq, + .irq_ack = fb_mask_irq, + .irq_mask = fb_mask_irq, + .irq_unmask = fb_unmask_irq, }; static void __init __fb_init_irq(void) diff --git a/arch/arm/mach-footbridge/isa-irq.c b/arch/arm/mach-footbridge/isa-irq.c index 8bfd06a..de7a5cb 100644 --- a/arch/arm/mach-footbridge/isa-irq.c +++ b/arch/arm/mach-footbridge/isa-irq.c @@ -30,61 +30,61 @@ #include "common.h" -static void isa_mask_pic_lo_irq(unsigned int irq) +static void isa_mask_pic_lo_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq & 7); + unsigned int mask = 1 << (d->irq & 7); outb(inb(PIC_MASK_LO) | mask, PIC_MASK_LO); } -static void isa_ack_pic_lo_irq(unsigned int irq) +static void isa_ack_pic_lo_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq & 7); + unsigned int mask = 1 << (d->irq & 7); outb(inb(PIC_MASK_LO) | mask, PIC_MASK_LO); outb(0x20, PIC_LO); } -static void isa_unmask_pic_lo_irq(unsigned int irq) +static void isa_unmask_pic_lo_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq & 7); + unsigned int mask = 1 << (d->irq & 7); outb(inb(PIC_MASK_LO) & ~mask, PIC_MASK_LO); } static struct irq_chip isa_lo_chip = { - .ack = isa_ack_pic_lo_irq, - .mask = isa_mask_pic_lo_irq, - .unmask = isa_unmask_pic_lo_irq, + .irq_ack = isa_ack_pic_lo_irq, + .irq_mask = isa_mask_pic_lo_irq, + .irq_unmask = isa_unmask_pic_lo_irq, }; -static void isa_mask_pic_hi_irq(unsigned int irq) +static void isa_mask_pic_hi_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq & 7); + unsigned int mask = 1 << (d->irq & 7); outb(inb(PIC_MASK_HI) | mask, PIC_MASK_HI); } -static void isa_ack_pic_hi_irq(unsigned int irq) +static void isa_ack_pic_hi_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq & 7); + unsigned int mask = 1 << (d->irq & 7); outb(inb(PIC_MASK_HI) | mask, PIC_MASK_HI); outb(0x62, PIC_LO); outb(0x20, PIC_HI); } -static void isa_unmask_pic_hi_irq(unsigned int irq) +static void isa_unmask_pic_hi_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq & 7); + unsigned int mask = 1 << (d->irq & 7); outb(inb(PIC_MASK_HI) & ~mask, PIC_MASK_HI); } static struct irq_chip isa_hi_chip = { - .ack = isa_ack_pic_hi_irq, - .mask = isa_mask_pic_hi_irq, - .unmask = isa_unmask_pic_hi_irq, + .irq_ack = isa_ack_pic_hi_irq, + .irq_mask = isa_mask_pic_hi_irq, + .irq_unmask = isa_unmask_pic_hi_irq, }; static void diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c index fe3bd5a..fa3d333 100644 --- a/arch/arm/mach-gemini/gpio.c +++ b/arch/arm/mach-gemini/gpio.c @@ -54,33 +54,33 @@ static void _set_gpio_irqenable(unsigned int base, unsigned int index, __raw_writel(reg, base + GPIO_INT_EN); } -static void gpio_ack_irq(unsigned int irq) +static void gpio_ack_irq(struct irq_data *d) { - unsigned int gpio = irq_to_gpio(irq); + unsigned int gpio = irq_to_gpio(d->irq); unsigned int base = GPIO_BASE(gpio / 32); __raw_writel(1 << (gpio % 32), base + GPIO_INT_CLR); } -static void gpio_mask_irq(unsigned int irq) +static void gpio_mask_irq(struct irq_data *d) { - unsigned int gpio = irq_to_gpio(irq); + unsigned int gpio = irq_to_gpio(d->irq); unsigned int base = GPIO_BASE(gpio / 32); _set_gpio_irqenable(base, gpio % 32, 0); } -static void gpio_unmask_irq(unsigned int irq) +static void gpio_unmask_irq(struct irq_data *d) { - unsigned int gpio = irq_to_gpio(irq); + unsigned int gpio = irq_to_gpio(d->irq); unsigned int base = GPIO_BASE(gpio / 32); _set_gpio_irqenable(base, gpio % 32, 1); } -static int gpio_set_irq_type(unsigned int irq, unsigned int type) +static int gpio_set_irq_type(struct irq_data *d, unsigned int type) { - unsigned int gpio = irq_to_gpio(irq); + unsigned int gpio = irq_to_gpio(d->irq); unsigned int gpio_mask = 1 << (gpio % 32); unsigned int base = GPIO_BASE(gpio / 32); unsigned int reg_both, reg_level, reg_type; @@ -120,7 +120,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type) __raw_writel(reg_level, base + GPIO_INT_LEVEL); __raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE); - gpio_ack_irq(irq); + gpio_ack_irq(d->irq); return 0; } @@ -146,10 +146,10 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) static struct irq_chip gpio_irq_chip = { .name = "GPIO", - .ack = gpio_ack_irq, - .mask = gpio_mask_irq, - .unmask = gpio_unmask_irq, - .set_type = gpio_set_irq_type, + .irq_ack = gpio_ack_irq, + .irq_mask = gpio_mask_irq, + .irq_unmask = gpio_unmask_irq, + .irq_set_type = gpio_set_irq_type, }; static void _set_gpio_direction(struct gpio_chip *chip, unsigned offset, diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c index 9e613ca..96bc227 100644 --- a/arch/arm/mach-gemini/irq.c +++ b/arch/arm/mach-gemini/irq.c @@ -32,34 +32,34 @@ #define FIQ_LEVEL(base_addr) (base_addr + 0x30) #define FIQ_STATUS(base_addr) (base_addr + 0x34) -static void gemini_ack_irq(unsigned int irq) +static void gemini_ack_irq(struct irq_data *d) { - __raw_writel(1 << irq, IRQ_CLEAR(IO_ADDRESS(GEMINI_INTERRUPT_BASE))); + __raw_writel(1 << d->irq, IRQ_CLEAR(IO_ADDRESS(GEMINI_INTERRUPT_BASE))); } -static void gemini_mask_irq(unsigned int irq) +static void gemini_mask_irq(struct irq_data *d) { unsigned int mask; mask = __raw_readl(IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE))); - mask &= ~(1 << irq); + mask &= ~(1 << d->irq); __raw_writel(mask, IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE))); } -static void gemini_unmask_irq(unsigned int irq) +static void gemini_unmask_irq(struct irq_data *d) { unsigned int mask; mask = __raw_readl(IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE))); - mask |= (1 << irq); + mask |= (1 << d->irq); __raw_writel(mask, IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE))); } static struct irq_chip gemini_irq_chip = { - .name = "INTC", - .ack = gemini_ack_irq, - .mask = gemini_mask_irq, - .unmask = gemini_unmask_irq, + .name = "INTC", + .irq_ack = gemini_ack_irq, + .irq_mask = gemini_mask_irq, + .irq_unmask = gemini_unmask_irq, }; static struct resource irq_resource = { diff --git a/arch/arm/mach-h720x/common.c b/arch/arm/mach-h720x/common.c index bdb3f67..1f28c90 100644 --- a/arch/arm/mach-h720x/common.c +++ b/arch/arm/mach-h720x/common.c @@ -52,17 +52,17 @@ unsigned long h720x_gettimeoffset(void) /* * mask Global irq's */ -static void mask_global_irq (unsigned int irq ) +static void mask_global_irq(struct irq_data *d) { - CPU_REG (IRQC_VIRT, IRQC_IER) &= ~(1 << irq); + CPU_REG (IRQC_VIRT, IRQC_IER) &= ~(1 << d->irq); } /* * unmask Global irq's */ -static void unmask_global_irq (unsigned int irq ) +static void unmask_global_irq(struct irq_data *d) { - CPU_REG (IRQC_VIRT, IRQC_IER) |= (1 << irq); + CPU_REG (IRQC_VIRT, IRQC_IER) |= (1 << d->irq); } @@ -70,10 +70,10 @@ static void unmask_global_irq (unsigned int irq ) * ack GPIO irq's * Ack only for edge triggered int's valid */ -static void inline ack_gpio_irq(u32 irq) +static void inline ack_gpio_irq(struct irq_data *d) { - u32 reg_base = GPIO_VIRT(IRQ_TO_REGNO(irq)); - u32 bit = IRQ_TO_BIT(irq); + u32 reg_base = GPIO_VIRT(IRQ_TO_REGNO(d->irq)); + u32 bit = IRQ_TO_BIT(d->irq); if ( (CPU_REG (reg_base, GPIO_EDGE) & bit)) CPU_REG (reg_base, GPIO_CLR) = bit; } @@ -81,20 +81,20 @@ static void inline ack_gpio_irq(u32 irq) /* * mask GPIO irq's */ -static void inline mask_gpio_irq(u32 irq) +static void inline mask_gpio_irq(struct irq_data *d) { - u32 reg_base = GPIO_VIRT(IRQ_TO_REGNO(irq)); - u32 bit = IRQ_TO_BIT(irq); + u32 reg_base = GPIO_VIRT(IRQ_TO_REGNO(d->irq)); + u32 bit = IRQ_TO_BIT(d->irq); CPU_REG (reg_base, GPIO_MASK) &= ~bit; } /* * unmask GPIO irq's */ -static void inline unmask_gpio_irq(u32 irq) +static void inline unmask_gpio_irq(struct irq_data *d) { - u32 reg_base = GPIO_VIRT(IRQ_TO_REGNO(irq)); - u32 bit = IRQ_TO_BIT(irq); + u32 reg_base = GPIO_VIRT(IRQ_TO_REGNO(d->irq)); + u32 bit = IRQ_TO_BIT(d->irq); CPU_REG (reg_base, GPIO_MASK) |= bit; } @@ -170,15 +170,15 @@ h720x_gpioe_demux_handler(unsigned int irq_unused, struct irq_desc *desc) #endif static struct irq_chip h720x_global_chip = { - .ack = mask_global_irq, - .mask = mask_global_irq, - .unmask = unmask_global_irq, + .irq_ack = mask_global_irq, + .irq_mask = mask_global_irq, + .irq_unmask = unmask_global_irq, }; static struct irq_chip h720x_gpio_chip = { - .ack = ack_gpio_irq, - .mask = mask_gpio_irq, - .unmask = unmask_gpio_irq, + .irq_ack = ack_gpio_irq, + .irq_mask = mask_gpio_irq, + .irq_unmask = unmask_gpio_irq, }; /* diff --git a/arch/arm/mach-h720x/cpu-h7202.c b/arch/arm/mach-h720x/cpu-h7202.c index fd33a19..ac3f914 100644 --- a/arch/arm/mach-h720x/cpu-h7202.c +++ b/arch/arm/mach-h720x/cpu-h7202.c @@ -141,27 +141,27 @@ h7202_timer_interrupt(int irq, void *dev_id) /* * mask multiplexed timer IRQs */ -static void inline mask_timerx_irq (u32 irq) +static void inline mask_timerx_irq(struct irq_data *d) { unsigned int bit; - bit = 2 << ((irq == IRQ_TIMER64B) ? 4 : (irq - IRQ_TIMER1)); + bit = 2 << ((d->irq == IRQ_TIMER64B) ? 4 : (d->irq - IRQ_TIMER1)); CPU_REG (TIMER_VIRT, TIMER_TOPCTRL) &= ~bit; } /* * unmask multiplexed timer IRQs */ -static void inline unmask_timerx_irq (u32 irq) +static void inline unmask_timerx_irq(struct irq_data *d) { unsigned int bit; - bit = 2 << ((irq == IRQ_TIMER64B) ? 4 : (irq - IRQ_TIMER1)); + bit = 2 << ((d->irq == IRQ_TIMER64B) ? 4 : (d->irq - IRQ_TIMER1)); CPU_REG (TIMER_VIRT, TIMER_TOPCTRL) |= bit; } static struct irq_chip h7202_timerx_chip = { - .ack = mask_timerx_irq, - .mask = mask_timerx_irq, - .unmask = unmask_timerx_irq, + .irq_ack = mask_timerx_irq, + .irq_mask = mask_timerx_irq, + .irq_unmask = unmask_timerx_irq, }; static struct irqaction h7202_timer_irq = { diff --git a/arch/arm/mach-h720x/h7201-eval.c b/arch/arm/mach-h720x/h7201-eval.c index 79f0b89..629454d 100644 --- a/arch/arm/mach-h720x/h7201-eval.c +++ b/arch/arm/mach-h720x/h7201-eval.c @@ -23,7 +23,6 @@ #include <asm/types.h> #include <asm/mach-types.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/mach/arch.h> #include <mach/hardware.h> #include "common.h" diff --git a/arch/arm/mach-h720x/h7202-eval.c b/arch/arm/mach-h720x/h7202-eval.c index cc28b1e..e9f46b6 100644 --- a/arch/arm/mach-h720x/h7202-eval.c +++ b/arch/arm/mach-h720x/h7202-eval.c @@ -23,7 +23,6 @@ #include <asm/types.h> #include <asm/mach-types.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/mach/arch.h> #include <mach/irqs.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 17d2e60..56684b5 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -243,6 +243,7 @@ config MACH_MX27_3DS select IMX_HAVE_PLATFORM_MXC_EHCI select IMX_HAVE_PLATFORM_MXC_MMC select IMX_HAVE_PLATFORM_SPI_IMX + select MXC_DEBUG_BOARD select MXC_ULPI if USB_ULPI help Include support for MX27PDK platform. This includes specific diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c b/arch/arm/mach-imx/mach-mx27_3ds.c index 6fd0f8f..1643315 100644 --- a/arch/arm/mach-imx/mach-mx27_3ds.c +++ b/arch/arm/mach-imx/mach-mx27_3ds.c @@ -37,12 +37,15 @@ #include <mach/common.h> #include <mach/iomux-mx27.h> #include <mach/ulpi.h> +#include <mach/irqs.h> +#include <mach/3ds_debugboard.h> #include "devices-imx27.h" #define SD1_EN_GPIO (GPIO_PORTB + 25) #define OTG_PHY_RESET_GPIO (GPIO_PORTB + 23) #define SPI2_SS0 (GPIO_PORTD + 21) +#define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTC + 28) static const int mx27pdk_pins[] __initconst = { /* UART1 */ @@ -215,10 +218,10 @@ static struct regulator_init_data vgen_init = { static struct mc13783_regulator_init_data mx27_3ds_regulators[] = { { - .id = MC13783_REGU_VMMC1, + .id = MC13783_REG_VMMC1, .init_data = &vmmc1_init, }, { - .id = MC13783_REGU_VGEN, + .id = MC13783_REG_VGEN, .init_data = &vgen_init, }, }; @@ -276,6 +279,9 @@ static void __init mx27pdk_init(void) imx27_add_spi_imx1(&spi2_pdata); spi_register_board_info(mx27_3ds_spi_devs, ARRAY_SIZE(mx27_3ds_spi_devs)); + + if (mxc_expio_init(MX27_CS5_BASE_ADDR, EXPIO_PARENT_INT)) + pr_warn("Init of the debugboard failed, all devices on the debugboard are unusable.\n"); } static void __init mx27pdk_timer_init(void) diff --git a/arch/arm/mach-integrator/cpu.c b/arch/arm/mach-integrator/cpu.c index a3fbcb3a..fbb4577 100644 --- a/arch/arm/mach-integrator/cpu.c +++ b/arch/arm/mach-integrator/cpu.c @@ -173,7 +173,7 @@ static unsigned int integrator_get(unsigned int cpu) if (machine_is_integrator()) { vco.s = (cm_osc >> 8) & 7; - } else if (machine_is_cintegrator()) { + } else { vco.s = 1; } vco.v = cm_osc & 255; diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c index 2774df8..b666443 100644 --- a/arch/arm/mach-integrator/integrator_ap.c +++ b/arch/arm/mach-integrator/integrator_ap.c @@ -156,21 +156,21 @@ static void __init ap_map_io(void) #define INTEGRATOR_SC_VALID_INT 0x003fffff -static void sc_mask_irq(unsigned int irq) +static void sc_mask_irq(struct irq_data *d) { - writel(1 << irq, VA_IC_BASE + IRQ_ENABLE_CLEAR); + writel(1 << d->irq, VA_IC_BASE + IRQ_ENABLE_CLEAR); } -static void sc_unmask_irq(unsigned int irq) +static void sc_unmask_irq(struct irq_data *d) { - writel(1 << irq, VA_IC_BASE + IRQ_ENABLE_SET); + writel(1 << d->irq, VA_IC_BASE + IRQ_ENABLE_SET); } static struct irq_chip sc_chip = { - .name = "SC", - .ack = sc_mask_irq, - .mask = sc_mask_irq, - .unmask = sc_unmask_irq, + .name = "SC", + .irq_ack = sc_mask_irq, + .irq_mask = sc_mask_irq, + .irq_unmask = sc_unmask_irq, }; static void __init ap_init_irq(void) diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c index 85e48a5..e9327da 100644 --- a/arch/arm/mach-integrator/integrator_cp.c +++ b/arch/arm/mach-integrator/integrator_cp.c @@ -146,61 +146,61 @@ static void __init intcp_map_io(void) #define sic_writel __raw_writel #define sic_readl __raw_readl -static void cic_mask_irq(unsigned int irq) +static void cic_mask_irq(struct irq_data *d) { - irq -= IRQ_CIC_START; + unsigned int irq = d->irq - IRQ_CIC_START; cic_writel(1 << irq, INTCP_VA_CIC_BASE + IRQ_ENABLE_CLEAR); } -static void cic_unmask_irq(unsigned int irq) +static void cic_unmask_irq(struct irq_data *d) { - irq -= IRQ_CIC_START; + unsigned int irq = d->irq - IRQ_CIC_START; cic_writel(1 << irq, INTCP_VA_CIC_BASE + IRQ_ENABLE_SET); } static struct irq_chip cic_chip = { - .name = "CIC", - .ack = cic_mask_irq, - .mask = cic_mask_irq, - .unmask = cic_unmask_irq, + .name = "CIC", + .irq_ack = cic_mask_irq, + .irq_mask = cic_mask_irq, + .irq_unmask = cic_unmask_irq, }; -static void pic_mask_irq(unsigned int irq) +static void pic_mask_irq(struct irq_data *d) { - irq -= IRQ_PIC_START; + unsigned int irq = d->irq - IRQ_PIC_START; pic_writel(1 << irq, INTCP_VA_PIC_BASE + IRQ_ENABLE_CLEAR); } -static void pic_unmask_irq(unsigned int irq) +static void pic_unmask_irq(struct irq_data *d) { - irq -= IRQ_PIC_START; + unsigned int irq = d->irq - IRQ_PIC_START; pic_writel(1 << irq, INTCP_VA_PIC_BASE + IRQ_ENABLE_SET); } static struct irq_chip pic_chip = { - .name = "PIC", - .ack = pic_mask_irq, - .mask = pic_mask_irq, - .unmask = pic_unmask_irq, + .name = "PIC", + .irq_ack = pic_mask_irq, + .irq_mask = pic_mask_irq, + .irq_unmask = pic_unmask_irq, }; -static void sic_mask_irq(unsigned int irq) +static void sic_mask_irq(struct irq_data *d) { - irq -= IRQ_SIC_START; + unsigned int irq = d->irq - IRQ_SIC_START; sic_writel(1 << irq, INTCP_VA_SIC_BASE + IRQ_ENABLE_CLEAR); } -static void sic_unmask_irq(unsigned int irq) +static void sic_unmask_irq(struct irq_data *d) { - irq -= IRQ_SIC_START; + unsigned int irq = d->irq - IRQ_SIC_START; sic_writel(1 << irq, INTCP_VA_SIC_BASE + IRQ_ENABLE_SET); } static struct irq_chip sic_chip = { - .name = "SIC", - .ack = sic_mask_irq, - .mask = sic_mask_irq, - .unmask = sic_unmask_irq, + .name = "SIC", + .irq_ack = sic_mask_irq, + .irq_mask = sic_mask_irq, + .irq_unmask = sic_unmask_irq, }; static void diff --git a/arch/arm/mach-iop13xx/irq.c b/arch/arm/mach-iop13xx/irq.c index 0d099ca..a233470 100644 --- a/arch/arm/mach-iop13xx/irq.c +++ b/arch/arm/mach-iop13xx/irq.c @@ -123,79 +123,79 @@ static void write_intsize(u32 val) /* 0 = Interrupt Masked and 1 = Interrupt not masked */ static void -iop13xx_irq_mask0 (unsigned int irq) +iop13xx_irq_mask0 (struct irq_data *d) { - write_intctl_0(read_intctl_0() & ~(1 << (irq - 0))); + write_intctl_0(read_intctl_0() & ~(1 << (d->irq - 0))); } static void -iop13xx_irq_mask1 (unsigned int irq) +iop13xx_irq_mask1 (struct irq_data *d) { - write_intctl_1(read_intctl_1() & ~(1 << (irq - 32))); + write_intctl_1(read_intctl_1() & ~(1 << (d->irq - 32))); } static void -iop13xx_irq_mask2 (unsigned int irq) +iop13xx_irq_mask2 (struct irq_data *d) { - write_intctl_2(read_intctl_2() & ~(1 << (irq - 64))); + write_intctl_2(read_intctl_2() & ~(1 << (d->irq - 64))); } static void -iop13xx_irq_mask3 (unsigned int irq) +iop13xx_irq_mask3 (struct irq_data *d) { - write_intctl_3(read_intctl_3() & ~(1 << (irq - 96))); + write_intctl_3(read_intctl_3() & ~(1 << (d->irq - 96))); } static void -iop13xx_irq_unmask0(unsigned int irq) +iop13xx_irq_unmask0(struct irq_data *d) { - write_intctl_0(read_intctl_0() | (1 << (irq - 0))); + write_intctl_0(read_intctl_0() | (1 << (d->irq - 0))); } static void -iop13xx_irq_unmask1(unsigned int irq) +iop13xx_irq_unmask1(struct irq_data *d) { - write_intctl_1(read_intctl_1() | (1 << (irq - 32))); + write_intctl_1(read_intctl_1() | (1 << (d->irq - 32))); } static void -iop13xx_irq_unmask2(unsigned int irq) +iop13xx_irq_unmask2(struct irq_data *d) { - write_intctl_2(read_intctl_2() | (1 << (irq - 64))); + write_intctl_2(read_intctl_2() | (1 << (d->irq - 64))); } static void -iop13xx_irq_unmask3(unsigned int irq) +iop13xx_irq_unmask3(struct irq_data *d) { - write_intctl_3(read_intctl_3() | (1 << (irq - 96))); + write_intctl_3(read_intctl_3() | (1 << (d->irq - 96))); } static struct irq_chip iop13xx_irqchip1 = { - .name = "IOP13xx-1", - .ack = iop13xx_irq_mask0, - .mask = iop13xx_irq_mask0, - .unmask = iop13xx_irq_unmask0, + .name = "IOP13xx-1", + .irq_ack = iop13xx_irq_mask0, + .irq_mask = iop13xx_irq_mask0, + .irq_unmask = iop13xx_irq_unmask0, }; static struct irq_chip iop13xx_irqchip2 = { - .name = "IOP13xx-2", - .ack = iop13xx_irq_mask1, - .mask = iop13xx_irq_mask1, - .unmask = iop13xx_irq_unmask1, + .name = "IOP13xx-2", + .irq_ack = iop13xx_irq_mask1, + .irq_mask = iop13xx_irq_mask1, + .irq_unmask = iop13xx_irq_unmask1, }; static struct irq_chip iop13xx_irqchip3 = { - .name = "IOP13xx-3", - .ack = iop13xx_irq_mask2, - .mask = iop13xx_irq_mask2, - .unmask = iop13xx_irq_unmask2, + .name = "IOP13xx-3", + .irq_ack = iop13xx_irq_mask2, + .irq_mask = iop13xx_irq_mask2, + .irq_unmask = iop13xx_irq_unmask2, }; static struct irq_chip iop13xx_irqchip4 = { - .name = "IOP13xx-4", - .ack = iop13xx_irq_mask3, - .mask = iop13xx_irq_mask3, - .unmask = iop13xx_irq_unmask3, + .name = "IOP13xx-4", + .irq_ack = iop13xx_irq_mask3, + .irq_mask = iop13xx_irq_mask3, + .irq_unmask = iop13xx_irq_unmask3, }; extern void iop_init_cp6_handler(void); diff --git a/arch/arm/mach-iop13xx/msi.c b/arch/arm/mach-iop13xx/msi.c index 7149fcc..c9c02e3 100644 --- a/arch/arm/mach-iop13xx/msi.c +++ b/arch/arm/mach-iop13xx/msi.c @@ -156,14 +156,14 @@ void arch_teardown_msi_irq(unsigned int irq) destroy_irq(irq); } -static void iop13xx_msi_nop(unsigned int irq) +static void iop13xx_msi_nop(struct irq_data *d) { return; } static struct irq_chip iop13xx_msi_chip = { .name = "PCI-MSI", - .ack = iop13xx_msi_nop, + .irq_ack = iop13xx_msi_nop, .irq_enable = unmask_msi_irq, .irq_disable = mask_msi_irq, .irq_mask = mask_msi_irq, diff --git a/arch/arm/mach-iop32x/irq.c b/arch/arm/mach-iop32x/irq.c index ba59b2d..d3426a1 100644 --- a/arch/arm/mach-iop32x/irq.c +++ b/arch/arm/mach-iop32x/irq.c @@ -32,24 +32,24 @@ static void intstr_write(u32 val) } static void -iop32x_irq_mask(unsigned int irq) +iop32x_irq_mask(struct irq_data *d) { - iop32x_mask &= ~(1 << irq); + iop32x_mask &= ~(1 << d->irq); intctl_write(iop32x_mask); } static void -iop32x_irq_unmask(unsigned int irq) +iop32x_irq_unmask(struct irq_data *d) { - iop32x_mask |= 1 << irq; + iop32x_mask |= 1 << d->irq; intctl_write(iop32x_mask); } struct irq_chip ext_chip = { - .name = "IOP32x", - .ack = iop32x_irq_mask, - .mask = iop32x_irq_mask, - .unmask = iop32x_irq_unmask, + .name = "IOP32x", + .irq_ack = iop32x_irq_mask, + .irq_mask = iop32x_irq_mask, + .irq_unmask = iop32x_irq_unmask, }; void __init iop32x_init_irq(void) diff --git a/arch/arm/mach-iop33x/irq.c b/arch/arm/mach-iop33x/irq.c index abb4ea2..0ff2f74 100644 --- a/arch/arm/mach-iop33x/irq.c +++ b/arch/arm/mach-iop33x/irq.c @@ -53,45 +53,45 @@ static void intsize_write(u32 val) } static void -iop33x_irq_mask1 (unsigned int irq) +iop33x_irq_mask1 (struct irq_data *d) { - iop33x_mask0 &= ~(1 << irq); + iop33x_mask0 &= ~(1 << d->irq); intctl0_write(iop33x_mask0); } static void -iop33x_irq_mask2 (unsigned int irq) +iop33x_irq_mask2 (struct irq_data *d) { - iop33x_mask1 &= ~(1 << (irq - 32)); + iop33x_mask1 &= ~(1 << (d->irq - 32)); intctl1_write(iop33x_mask1); } static void -iop33x_irq_unmask1(unsigned int irq) +iop33x_irq_unmask1(struct irq_data *d) { - iop33x_mask0 |= 1 << irq; + iop33x_mask0 |= 1 << d->irq; intctl0_write(iop33x_mask0); } static void -iop33x_irq_unmask2(unsigned int irq) +iop33x_irq_unmask2(struct irq_data *d) { - iop33x_mask1 |= (1 << (irq - 32)); + iop33x_mask1 |= (1 << (d->irq - 32)); intctl1_write(iop33x_mask1); } struct irq_chip iop33x_irqchip1 = { - .name = "IOP33x-1", - .ack = iop33x_irq_mask1, - .mask = iop33x_irq_mask1, - .unmask = iop33x_irq_unmask1, + .name = "IOP33x-1", + .irq_ack = iop33x_irq_mask1, + .irq_mask = iop33x_irq_mask1, + .irq_unmask = iop33x_irq_unmask1, }; struct irq_chip iop33x_irqchip2 = { - .name = "IOP33x-2", - .ack = iop33x_irq_mask2, - .mask = iop33x_irq_mask2, - .unmask = iop33x_irq_unmask2, + .name = "IOP33x-2", + .irq_ack = iop33x_irq_mask2, + .irq_mask = iop33x_irq_mask2, + .irq_unmask = iop33x_irq_unmask2, }; void __init iop33x_init_irq(void) diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c index e24e3d0..5fc4e06 100644 --- a/arch/arm/mach-ixp2000/core.c +++ b/arch/arm/mach-ixp2000/core.c @@ -309,9 +309,9 @@ static void ixp2000_GPIO_irq_handler(unsigned int irq, struct irq_desc *desc) } } -static int ixp2000_GPIO_irq_type(unsigned int irq, unsigned int type) +static int ixp2000_GPIO_irq_type(struct irq_data *d, unsigned int type) { - int line = irq - IRQ_IXP2000_GPIO0; + int line = d->irq - IRQ_IXP2000_GPIO0; /* * First, configure this GPIO line as an input. @@ -342,8 +342,10 @@ static int ixp2000_GPIO_irq_type(unsigned int irq, unsigned int type) return 0; } -static void ixp2000_GPIO_irq_mask_ack(unsigned int irq) +static void ixp2000_GPIO_irq_mask_ack(struct irq_data *d) { + unsigned int irq = d->irq; + ixp2000_reg_write(IXP2000_GPIO_INCR, (1 << (irq - IRQ_IXP2000_GPIO0))); ixp2000_reg_write(IXP2000_GPIO_EDSR, (1 << (irq - IRQ_IXP2000_GPIO0))); @@ -351,38 +353,42 @@ static void ixp2000_GPIO_irq_mask_ack(unsigned int irq) ixp2000_reg_wrb(IXP2000_GPIO_INST, (1 << (irq - IRQ_IXP2000_GPIO0))); } -static void ixp2000_GPIO_irq_mask(unsigned int irq) +static void ixp2000_GPIO_irq_mask(struct irq_data *d) { + unsigned int irq = d->irq; + ixp2000_reg_wrb(IXP2000_GPIO_INCR, (1 << (irq - IRQ_IXP2000_GPIO0))); } -static void ixp2000_GPIO_irq_unmask(unsigned int irq) +static void ixp2000_GPIO_irq_unmask(struct irq_data *d) { + unsigned int irq = d->irq; + ixp2000_reg_write(IXP2000_GPIO_INSR, (1 << (irq - IRQ_IXP2000_GPIO0))); } static struct irq_chip ixp2000_GPIO_irq_chip = { - .ack = ixp2000_GPIO_irq_mask_ack, - .mask = ixp2000_GPIO_irq_mask, - .unmask = ixp2000_GPIO_irq_unmask, - .set_type = ixp2000_GPIO_irq_type, + .irq_ack = ixp2000_GPIO_irq_mask_ack, + .irq_mask = ixp2000_GPIO_irq_mask, + .irq_unmask = ixp2000_GPIO_irq_unmask, + .irq_set_type = ixp2000_GPIO_irq_type, }; -static void ixp2000_pci_irq_mask(unsigned int irq) +static void ixp2000_pci_irq_mask(struct irq_data *d) { unsigned long temp = *IXP2000_PCI_XSCALE_INT_ENABLE; - if (irq == IRQ_IXP2000_PCIA) + if (d->irq == IRQ_IXP2000_PCIA) ixp2000_reg_wrb(IXP2000_PCI_XSCALE_INT_ENABLE, (temp & ~(1 << 26))); - else if (irq == IRQ_IXP2000_PCIB) + else if (d->irq == IRQ_IXP2000_PCIB) ixp2000_reg_wrb(IXP2000_PCI_XSCALE_INT_ENABLE, (temp & ~(1 << 27))); } -static void ixp2000_pci_irq_unmask(unsigned int irq) +static void ixp2000_pci_irq_unmask(struct irq_data *d) { unsigned long temp = *IXP2000_PCI_XSCALE_INT_ENABLE; - if (irq == IRQ_IXP2000_PCIA) + if (d->irq == IRQ_IXP2000_PCIA) ixp2000_reg_write(IXP2000_PCI_XSCALE_INT_ENABLE, (temp | (1 << 26))); - else if (irq == IRQ_IXP2000_PCIB) + else if (d->irq == IRQ_IXP2000_PCIB) ixp2000_reg_write(IXP2000_PCI_XSCALE_INT_ENABLE, (temp | (1 << 27))); } @@ -401,44 +407,44 @@ static void ixp2000_err_irq_handler(unsigned int irq, struct irq_desc *desc) } } -static void ixp2000_err_irq_mask(unsigned int irq) +static void ixp2000_err_irq_mask(struct irq_data *d) { ixp2000_reg_write(IXP2000_IRQ_ERR_ENABLE_CLR, - (1 << (irq - IRQ_IXP2000_DRAM0_MIN_ERR))); + (1 << (d->irq - IRQ_IXP2000_DRAM0_MIN_ERR))); } -static void ixp2000_err_irq_unmask(unsigned int irq) +static void ixp2000_err_irq_unmask(struct irq_data *d) { ixp2000_reg_write(IXP2000_IRQ_ERR_ENABLE_SET, - (1 << (irq - IRQ_IXP2000_DRAM0_MIN_ERR))); + (1 << (d->irq - IRQ_IXP2000_DRAM0_MIN_ERR))); } static struct irq_chip ixp2000_err_irq_chip = { - .ack = ixp2000_err_irq_mask, - .mask = ixp2000_err_irq_mask, - .unmask = ixp2000_err_irq_unmask + .irq_ack = ixp2000_err_irq_mask, + .irq_mask = ixp2000_err_irq_mask, + .irq_unmask = ixp2000_err_irq_unmask }; static struct irq_chip ixp2000_pci_irq_chip = { - .ack = ixp2000_pci_irq_mask, - .mask = ixp2000_pci_irq_mask, - .unmask = ixp2000_pci_irq_unmask + .irq_ack = ixp2000_pci_irq_mask, + .irq_mask = ixp2000_pci_irq_mask, + .irq_unmask = ixp2000_pci_irq_unmask }; -static void ixp2000_irq_mask(unsigned int irq) +static void ixp2000_irq_mask(struct irq_data *d) { - ixp2000_reg_wrb(IXP2000_IRQ_ENABLE_CLR, (1 << irq)); + ixp2000_reg_wrb(IXP2000_IRQ_ENABLE_CLR, (1 << d->irq)); } -static void ixp2000_irq_unmask(unsigned int irq) +static void ixp2000_irq_unmask(struct irq_data *d) { - ixp2000_reg_write(IXP2000_IRQ_ENABLE_SET, (1 << irq)); + ixp2000_reg_write(IXP2000_IRQ_ENABLE_SET, (1 << d->irq)); } static struct irq_chip ixp2000_irq_chip = { - .ack = ixp2000_irq_mask, - .mask = ixp2000_irq_mask, - .unmask = ixp2000_irq_unmask + .irq_ack = ixp2000_irq_mask, + .irq_mask = ixp2000_irq_mask, + .irq_unmask = ixp2000_irq_unmask }; void __init ixp2000_init_irq(void) diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c index 91fffb9..7d90d3f 100644 --- a/arch/arm/mach-ixp2000/ixdp2x00.c +++ b/arch/arm/mach-ixp2000/ixdp2x00.c @@ -63,7 +63,7 @@ static struct slowport_cfg slowport_cpld_cfg = { }; #endif -static void ixdp2x00_irq_mask(unsigned int irq) +static void ixdp2x00_irq_mask(struct irq_data *d) { unsigned long dummy; static struct slowport_cfg old_cfg; @@ -78,7 +78,7 @@ static void ixdp2x00_irq_mask(unsigned int irq) #endif dummy = *board_irq_mask; - dummy |= IXP2000_BOARD_IRQ_MASK(irq); + dummy |= IXP2000_BOARD_IRQ_MASK(d->irq); ixp2000_reg_wrb(board_irq_mask, dummy); #ifdef CONFIG_ARCH_IXDP2400 @@ -87,7 +87,7 @@ static void ixdp2x00_irq_mask(unsigned int irq) #endif } -static void ixdp2x00_irq_unmask(unsigned int irq) +static void ixdp2x00_irq_unmask(struct irq_data *d) { unsigned long dummy; static struct slowport_cfg old_cfg; @@ -98,7 +98,7 @@ static void ixdp2x00_irq_unmask(unsigned int irq) #endif dummy = *board_irq_mask; - dummy &= ~IXP2000_BOARD_IRQ_MASK(irq); + dummy &= ~IXP2000_BOARD_IRQ_MASK(d->irq); ixp2000_reg_wrb(board_irq_mask, dummy); if (machine_is_ixdp2400()) @@ -111,7 +111,7 @@ static void ixdp2x00_irq_handler(unsigned int irq, struct irq_desc *desc) static struct slowport_cfg old_cfg; int i; - desc->chip->mask(irq); + desc->irq_data.chip->irq_mask(&desc->irq_data); #ifdef CONFIG_ARCH_IXDP2400 if (machine_is_ixdp2400()) @@ -133,13 +133,13 @@ static void ixdp2x00_irq_handler(unsigned int irq, struct irq_desc *desc) } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } static struct irq_chip ixdp2x00_cpld_irq_chip = { - .ack = ixdp2x00_irq_mask, - .mask = ixdp2x00_irq_mask, - .unmask = ixdp2x00_irq_unmask + .irq_ack = ixdp2x00_irq_mask, + .irq_mask = ixdp2x00_irq_mask, + .irq_unmask = ixdp2x00_irq_unmask }; void __init ixdp2x00_init_irq(volatile unsigned long *stat_reg, volatile unsigned long *mask_reg, unsigned long nr_of_irqs) diff --git a/arch/arm/mach-ixp2000/ixdp2x01.c b/arch/arm/mach-ixp2000/ixdp2x01.c index 6c121bd..34b1b2a 100644 --- a/arch/arm/mach-ixp2000/ixdp2x01.c +++ b/arch/arm/mach-ixp2000/ixdp2x01.c @@ -48,16 +48,16 @@ /************************************************************************* * IXDP2x01 IRQ Handling *************************************************************************/ -static void ixdp2x01_irq_mask(unsigned int irq) +static void ixdp2x01_irq_mask(struct irq_data *d) { ixp2000_reg_wrb(IXDP2X01_INT_MASK_SET_REG, - IXP2000_BOARD_IRQ_MASK(irq)); + IXP2000_BOARD_IRQ_MASK(d->irq)); } -static void ixdp2x01_irq_unmask(unsigned int irq) +static void ixdp2x01_irq_unmask(struct irq_data *d) { ixp2000_reg_write(IXDP2X01_INT_MASK_CLR_REG, - IXP2000_BOARD_IRQ_MASK(irq)); + IXP2000_BOARD_IRQ_MASK(d->irq)); } static u32 valid_irq_mask; @@ -67,7 +67,7 @@ static void ixdp2x01_irq_handler(unsigned int irq, struct irq_desc *desc) u32 ex_interrupt; int i; - desc->chip->mask(irq); + desc->irq_data.chip->irq_mask(&desc->irq_data); ex_interrupt = *IXDP2X01_INT_STAT_REG & valid_irq_mask; @@ -83,13 +83,13 @@ static void ixdp2x01_irq_handler(unsigned int irq, struct irq_desc *desc) } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } static struct irq_chip ixdp2x01_irq_chip = { - .mask = ixdp2x01_irq_mask, - .ack = ixdp2x01_irq_mask, - .unmask = ixdp2x01_irq_unmask + .irq_mask = ixdp2x01_irq_mask, + .irq_ack = ixdp2x01_irq_mask, + .irq_unmask = ixdp2x01_irq_unmask }; /* diff --git a/arch/arm/mach-ixp23xx/core.c b/arch/arm/mach-ixp23xx/core.c index aa4c442..9c8a339 100644 --- a/arch/arm/mach-ixp23xx/core.c +++ b/arch/arm/mach-ixp23xx/core.c @@ -111,9 +111,9 @@ enum ixp23xx_irq_type { static void ixp23xx_config_irq(unsigned int, enum ixp23xx_irq_type); -static int ixp23xx_irq_set_type(unsigned int irq, unsigned int type) +static int ixp23xx_irq_set_type(struct irq_data *d, unsigned int type) { - int line = irq - IRQ_IXP23XX_GPIO6 + 6; + int line = d->irq - IRQ_IXP23XX_GPIO6 + 6; u32 int_style; enum ixp23xx_irq_type irq_type; volatile u32 *int_reg; @@ -149,7 +149,7 @@ static int ixp23xx_irq_set_type(unsigned int irq, unsigned int type) return -EINVAL; } - ixp23xx_config_irq(irq, irq_type); + ixp23xx_config_irq(d->irq, irq_type); if (line >= 8) { /* pins 8-15 */ line -= 8; @@ -173,9 +173,10 @@ static int ixp23xx_irq_set_type(unsigned int irq, unsigned int type) return 0; } -static void ixp23xx_irq_mask(unsigned int irq) +static void ixp23xx_irq_mask(struct irq_data *d) { volatile unsigned long *intr_reg; + unsigned int irq = d->irq; if (irq >= 56) irq += 8; @@ -184,9 +185,9 @@ static void ixp23xx_irq_mask(unsigned int irq) *intr_reg &= ~(1 << (irq % 32)); } -static void ixp23xx_irq_ack(unsigned int irq) +static void ixp23xx_irq_ack(struct irq_data *d) { - int line = irq - IRQ_IXP23XX_GPIO6 + 6; + int line = d->irq - IRQ_IXP23XX_GPIO6 + 6; if ((line < 6) || (line > 15)) return; @@ -198,11 +199,12 @@ static void ixp23xx_irq_ack(unsigned int irq) * Level triggered interrupts on GPIO lines can only be cleared when the * interrupt condition disappears. */ -static void ixp23xx_irq_level_unmask(unsigned int irq) +static void ixp23xx_irq_level_unmask(struct irq_data *d) { volatile unsigned long *intr_reg; + unsigned int irq = d->irq; - ixp23xx_irq_ack(irq); + ixp23xx_irq_ack(d); if (irq >= 56) irq += 8; @@ -211,9 +213,10 @@ static void ixp23xx_irq_level_unmask(unsigned int irq) *intr_reg |= (1 << (irq % 32)); } -static void ixp23xx_irq_edge_unmask(unsigned int irq) +static void ixp23xx_irq_edge_unmask(struct irq_data *d) { volatile unsigned long *intr_reg; + unsigned int irq = d->irq; if (irq >= 56) irq += 8; @@ -223,26 +226,30 @@ static void ixp23xx_irq_edge_unmask(unsigned int irq) } static struct irq_chip ixp23xx_irq_level_chip = { - .ack = ixp23xx_irq_mask, - .mask = ixp23xx_irq_mask, - .unmask = ixp23xx_irq_level_unmask, - .set_type = ixp23xx_irq_set_type + .irq_ack = ixp23xx_irq_mask, + .irq_mask = ixp23xx_irq_mask, + .irq_unmask = ixp23xx_irq_level_unmask, + .irq_set_type = ixp23xx_irq_set_type }; static struct irq_chip ixp23xx_irq_edge_chip = { - .ack = ixp23xx_irq_ack, - .mask = ixp23xx_irq_mask, - .unmask = ixp23xx_irq_edge_unmask, - .set_type = ixp23xx_irq_set_type + .irq_ack = ixp23xx_irq_ack, + .irq_mask = ixp23xx_irq_mask, + .irq_unmask = ixp23xx_irq_edge_unmask, + .irq_set_type = ixp23xx_irq_set_type }; -static void ixp23xx_pci_irq_mask(unsigned int irq) +static void ixp23xx_pci_irq_mask(struct irq_data *d) { + unsigned int irq = d->irq; + *IXP23XX_PCI_XSCALE_INT_ENABLE &= ~(1 << (IRQ_IXP23XX_INTA + 27 - irq)); } -static void ixp23xx_pci_irq_unmask(unsigned int irq) +static void ixp23xx_pci_irq_unmask(struct irq_data *d) { + unsigned int irq = d->irq; + *IXP23XX_PCI_XSCALE_INT_ENABLE |= (1 << (IRQ_IXP23XX_INTA + 27 - irq)); } @@ -256,7 +263,7 @@ static void pci_handler(unsigned int irq, struct irq_desc *desc) pci_interrupt = *IXP23XX_PCI_XSCALE_INT_STATUS; - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); /* See which PCI_INTA, or PCI_INTB interrupted */ if (pci_interrupt & (1 << 26)) { @@ -269,13 +276,13 @@ static void pci_handler(unsigned int irq, struct irq_desc *desc) generic_handle_irq(irqno); - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } static struct irq_chip ixp23xx_pci_irq_chip = { - .ack = ixp23xx_pci_irq_mask, - .mask = ixp23xx_pci_irq_mask, - .unmask = ixp23xx_pci_irq_unmask + .irq_ack = ixp23xx_pci_irq_mask, + .irq_mask = ixp23xx_pci_irq_mask, + .irq_unmask = ixp23xx_pci_irq_unmask }; static void ixp23xx_config_irq(unsigned int irq, enum ixp23xx_irq_type type) diff --git a/arch/arm/mach-ixp23xx/ixdp2351.c b/arch/arm/mach-ixp23xx/ixdp2351.c index 664e39c..181116a 100644 --- a/arch/arm/mach-ixp23xx/ixdp2351.c +++ b/arch/arm/mach-ixp23xx/ixdp2351.c @@ -48,14 +48,14 @@ /* * IXDP2351 Interrupt Handling */ -static void ixdp2351_inta_mask(unsigned int irq) +static void ixdp2351_inta_mask(struct irq_data *d) { - *IXDP2351_CPLD_INTA_MASK_SET_REG = IXDP2351_INTA_IRQ_MASK(irq); + *IXDP2351_CPLD_INTA_MASK_SET_REG = IXDP2351_INTA_IRQ_MASK(d->irq); } -static void ixdp2351_inta_unmask(unsigned int irq) +static void ixdp2351_inta_unmask(struct irq_data *d) { - *IXDP2351_CPLD_INTA_MASK_CLR_REG = IXDP2351_INTA_IRQ_MASK(irq); + *IXDP2351_CPLD_INTA_MASK_CLR_REG = IXDP2351_INTA_IRQ_MASK(d->irq); } static void ixdp2351_inta_handler(unsigned int irq, struct irq_desc *desc) @@ -64,7 +64,7 @@ static void ixdp2351_inta_handler(unsigned int irq, struct irq_desc *desc) *IXDP2351_CPLD_INTA_STAT_REG & IXDP2351_INTA_IRQ_VALID; int i; - desc->chip->mask(irq); + desc->irq_data.chip->irq_mask(&desc->irq_data); for (i = 0; i < IXDP2351_INTA_IRQ_NUM; i++) { if (ex_interrupt & (1 << i)) { @@ -74,23 +74,23 @@ static void ixdp2351_inta_handler(unsigned int irq, struct irq_desc *desc) } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } static struct irq_chip ixdp2351_inta_chip = { - .ack = ixdp2351_inta_mask, - .mask = ixdp2351_inta_mask, - .unmask = ixdp2351_inta_unmask + .irq_ack = ixdp2351_inta_mask, + .irq_mask = ixdp2351_inta_mask, + .irq_unmask = ixdp2351_inta_unmask }; -static void ixdp2351_intb_mask(unsigned int irq) +static void ixdp2351_intb_mask(struct irq_data *d) { - *IXDP2351_CPLD_INTB_MASK_SET_REG = IXDP2351_INTB_IRQ_MASK(irq); + *IXDP2351_CPLD_INTB_MASK_SET_REG = IXDP2351_INTB_IRQ_MASK(d->irq); } -static void ixdp2351_intb_unmask(unsigned int irq) +static void ixdp2351_intb_unmask(struct irq_data *d) { - *IXDP2351_CPLD_INTB_MASK_CLR_REG = IXDP2351_INTB_IRQ_MASK(irq); + *IXDP2351_CPLD_INTB_MASK_CLR_REG = IXDP2351_INTB_IRQ_MASK(d->irq); } static void ixdp2351_intb_handler(unsigned int irq, struct irq_desc *desc) @@ -99,7 +99,7 @@ static void ixdp2351_intb_handler(unsigned int irq, struct irq_desc *desc) *IXDP2351_CPLD_INTB_STAT_REG & IXDP2351_INTB_IRQ_VALID; int i; - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); for (i = 0; i < IXDP2351_INTB_IRQ_NUM; i++) { if (ex_interrupt & (1 << i)) { @@ -109,13 +109,13 @@ static void ixdp2351_intb_handler(unsigned int irq, struct irq_desc *desc) } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } static struct irq_chip ixdp2351_intb_chip = { - .ack = ixdp2351_intb_mask, - .mask = ixdp2351_intb_mask, - .unmask = ixdp2351_intb_unmask + .irq_ack = ixdp2351_intb_mask, + .irq_mask = ixdp2351_intb_mask, + .irq_unmask = ixdp2351_intb_unmask }; void __init ixdp2351_init_irq(void) diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c index 4dbfcbb..4dc68d6 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -128,9 +128,9 @@ int irq_to_gpio(unsigned int irq) } EXPORT_SYMBOL(irq_to_gpio); -static int ixp4xx_set_irq_type(unsigned int irq, unsigned int type) +static int ixp4xx_set_irq_type(struct irq_data *d, unsigned int type) { - int line = irq2gpio[irq]; + int line = irq2gpio[d->irq]; u32 int_style; enum ixp4xx_irq_type irq_type; volatile u32 *int_reg; @@ -167,9 +167,9 @@ static int ixp4xx_set_irq_type(unsigned int irq, unsigned int type) } if (irq_type == IXP4XX_IRQ_EDGE) - ixp4xx_irq_edge |= (1 << irq); + ixp4xx_irq_edge |= (1 << d->irq); else - ixp4xx_irq_edge &= ~(1 << irq); + ixp4xx_irq_edge &= ~(1 << d->irq); if (line >= 8) { /* pins 8-15 */ line -= 8; @@ -188,22 +188,22 @@ static int ixp4xx_set_irq_type(unsigned int irq, unsigned int type) *int_reg |= (int_style << (line * IXP4XX_GPIO_STYLE_SIZE)); /* Configure the line as an input */ - gpio_line_config(irq2gpio[irq], IXP4XX_GPIO_IN); + gpio_line_config(irq2gpio[d->irq], IXP4XX_GPIO_IN); return 0; } -static void ixp4xx_irq_mask(unsigned int irq) +static void ixp4xx_irq_mask(struct irq_data *d) { - if ((cpu_is_ixp46x() || cpu_is_ixp43x()) && irq >= 32) - *IXP4XX_ICMR2 &= ~(1 << (irq - 32)); + if ((cpu_is_ixp46x() || cpu_is_ixp43x()) && d->irq >= 32) + *IXP4XX_ICMR2 &= ~(1 << (d->irq - 32)); else - *IXP4XX_ICMR &= ~(1 << irq); + *IXP4XX_ICMR &= ~(1 << d->irq); } -static void ixp4xx_irq_ack(unsigned int irq) +static void ixp4xx_irq_ack(struct irq_data *d) { - int line = (irq < 32) ? irq2gpio[irq] : -1; + int line = (d->irq < 32) ? irq2gpio[d->irq] : -1; if (line >= 0) *IXP4XX_GPIO_GPISR = (1 << line); @@ -213,23 +213,23 @@ static void ixp4xx_irq_ack(unsigned int irq) * Level triggered interrupts on GPIO lines can only be cleared when the * interrupt condition disappears. */ -static void ixp4xx_irq_unmask(unsigned int irq) +static void ixp4xx_irq_unmask(struct irq_data *d) { - if (!(ixp4xx_irq_edge & (1 << irq))) - ixp4xx_irq_ack(irq); + if (!(ixp4xx_irq_edge & (1 << d->irq))) + ixp4xx_irq_ack(d); - if ((cpu_is_ixp46x() || cpu_is_ixp43x()) && irq >= 32) - *IXP4XX_ICMR2 |= (1 << (irq - 32)); + if ((cpu_is_ixp46x() || cpu_is_ixp43x()) && d->irq >= 32) + *IXP4XX_ICMR2 |= (1 << (d->irq - 32)); else - *IXP4XX_ICMR |= (1 << irq); + *IXP4XX_ICMR |= (1 << d->irq); } static struct irq_chip ixp4xx_irq_chip = { .name = "IXP4xx", - .ack = ixp4xx_irq_ack, - .mask = ixp4xx_irq_mask, - .unmask = ixp4xx_irq_unmask, - .set_type = ixp4xx_set_irq_type, + .irq_ack = ixp4xx_irq_ack, + .irq_mask = ixp4xx_irq_mask, + .irq_unmask = ixp4xx_irq_unmask, + .irq_set_type = ixp4xx_set_irq_type, }; void __init ixp4xx_init_irq(void) diff --git a/arch/arm/mach-ks8695/irq.c b/arch/arm/mach-ks8695/irq.c index e375c1d..7998cca 100644 --- a/arch/arm/mach-ks8695/irq.c +++ b/arch/arm/mach-ks8695/irq.c @@ -34,29 +34,29 @@ #include <mach/regs-irq.h> #include <mach/regs-gpio.h> -static void ks8695_irq_mask(unsigned int irqno) +static void ks8695_irq_mask(struct irq_data *d) { unsigned long inten; inten = __raw_readl(KS8695_IRQ_VA + KS8695_INTEN); - inten &= ~(1 << irqno); + inten &= ~(1 << d->irq); __raw_writel(inten, KS8695_IRQ_VA + KS8695_INTEN); } -static void ks8695_irq_unmask(unsigned int irqno) +static void ks8695_irq_unmask(struct irq_data *d) { unsigned long inten; inten = __raw_readl(KS8695_IRQ_VA + KS8695_INTEN); - inten |= (1 << irqno); + inten |= (1 << d->irq); __raw_writel(inten, KS8695_IRQ_VA + KS8695_INTEN); } -static void ks8695_irq_ack(unsigned int irqno) +static void ks8695_irq_ack(struct irq_data *d) { - __raw_writel((1 << irqno), KS8695_IRQ_VA + KS8695_INTST); + __raw_writel((1 << d->irq), KS8695_IRQ_VA + KS8695_INTST); } @@ -64,7 +64,7 @@ static struct irq_chip ks8695_irq_level_chip; static struct irq_chip ks8695_irq_edge_chip; -static int ks8695_irq_set_type(unsigned int irqno, unsigned int type) +static int ks8695_irq_set_type(struct irq_data *d, unsigned int type) { unsigned long ctrl, mode; unsigned short level_triggered = 0; @@ -93,7 +93,7 @@ static int ks8695_irq_set_type(unsigned int irqno, unsigned int type) return -EINVAL; } - switch (irqno) { + switch (d->irq) { case KS8695_IRQ_EXTERN0: ctrl &= ~IOPC_IOEINT0TM; ctrl |= IOPC_IOEINT0_MODE(mode); @@ -115,12 +115,12 @@ static int ks8695_irq_set_type(unsigned int irqno, unsigned int type) } if (level_triggered) { - set_irq_chip(irqno, &ks8695_irq_level_chip); - set_irq_handler(irqno, handle_level_irq); + set_irq_chip(d->irq, &ks8695_irq_level_chip); + set_irq_handler(d->irq, handle_level_irq); } else { - set_irq_chip(irqno, &ks8695_irq_edge_chip); - set_irq_handler(irqno, handle_edge_irq); + set_irq_chip(d->irq, &ks8695_irq_edge_chip); + set_irq_handler(d->irq, handle_edge_irq); } __raw_writel(ctrl, KS8695_GPIO_VA + KS8695_IOPC); @@ -128,17 +128,17 @@ static int ks8695_irq_set_type(unsigned int irqno, unsigned int type) } static struct irq_chip ks8695_irq_level_chip = { - .ack = ks8695_irq_mask, - .mask = ks8695_irq_mask, - .unmask = ks8695_irq_unmask, - .set_type = ks8695_irq_set_type, + .irq_ack = ks8695_irq_mask, + .irq_mask = ks8695_irq_mask, + .irq_unmask = ks8695_irq_unmask, + .irq_set_type = ks8695_irq_set_type, }; static struct irq_chip ks8695_irq_edge_chip = { - .ack = ks8695_irq_ack, - .mask = ks8695_irq_mask, - .unmask = ks8695_irq_unmask, - .set_type = ks8695_irq_set_type, + .irq_ack = ks8695_irq_ack, + .irq_mask = ks8695_irq_mask, + .irq_unmask = ks8695_irq_unmask, + .irq_set_type = ks8695_irq_set_type, }; void __init ks8695_init_irq(void) @@ -164,7 +164,8 @@ void __init ks8695_init_irq(void) /* Edge-triggered interrupts */ default: - ks8695_irq_ack(irq); /* clear pending bit */ + /* clear pending bit */ + ks8695_irq_ack(irq_get_irq_data(irq)); set_irq_chip(irq, &ks8695_irq_edge_chip); set_irq_handler(irq, handle_edge_irq); } diff --git a/arch/arm/mach-lh7a40x/arch-kev7a400.c b/arch/arm/mach-lh7a40x/arch-kev7a400.c index 9088c166..71129c3 100644 --- a/arch/arm/mach-lh7a40x/arch-kev7a400.c +++ b/arch/arm/mach-lh7a40x/arch-kev7a400.c @@ -46,28 +46,28 @@ void __init kev7a400_map_io(void) static u16 CPLD_IRQ_mask; /* Mask for CPLD IRQs, 1 == unmasked */ -static void kev7a400_ack_cpld_irq (u32 irq) +static void kev7a400_ack_cpld_irq(struct irq_data *d) { - CPLD_CL_INT = 1 << (irq - IRQ_KEV7A400_CPLD); + CPLD_CL_INT = 1 << (d->irq - IRQ_KEV7A400_CPLD); } -static void kev7a400_mask_cpld_irq (u32 irq) +static void kev7a400_mask_cpld_irq(struct irq_data *d) { - CPLD_IRQ_mask &= ~(1 << (irq - IRQ_KEV7A400_CPLD)); + CPLD_IRQ_mask &= ~(1 << (d->irq - IRQ_KEV7A400_CPLD)); CPLD_WR_PB_INT_MASK = CPLD_IRQ_mask; } -static void kev7a400_unmask_cpld_irq (u32 irq) +static void kev7a400_unmask_cpld_irq(struct irq_data *d) { - CPLD_IRQ_mask |= 1 << (irq - IRQ_KEV7A400_CPLD); + CPLD_IRQ_mask |= 1 << (d->irq - IRQ_KEV7A400_CPLD); CPLD_WR_PB_INT_MASK = CPLD_IRQ_mask; } static struct irq_chip kev7a400_cpld_chip = { - .name = "CPLD", - .ack = kev7a400_ack_cpld_irq, - .mask = kev7a400_mask_cpld_irq, - .unmask = kev7a400_unmask_cpld_irq, + .name = "CPLD", + .irq_ack = kev7a400_ack_cpld_irq, + .irq_mask = kev7a400_mask_cpld_irq, + .irq_unmask = kev7a400_unmask_cpld_irq, }; diff --git a/arch/arm/mach-lh7a40x/arch-lpd7a40x.c b/arch/arm/mach-lh7a40x/arch-lpd7a40x.c index 7315a56..e735546 100644 --- a/arch/arm/mach-lh7a40x/arch-lpd7a40x.c +++ b/arch/arm/mach-lh7a40x/arch-lpd7a40x.c @@ -159,7 +159,7 @@ static void __init lpd7a40x_init (void) #endif } -static void lh7a40x_ack_cpld_irq (u32 irq) +static void lh7a40x_ack_cpld_irq(struct irq_data *d) { /* CPLD doesn't have ack capability, but some devices may */ @@ -167,14 +167,14 @@ static void lh7a40x_ack_cpld_irq (u32 irq) /* The touch control *must* mask the interrupt because the * interrupt bit is read by the driver to determine if the pen * is still down. */ - if (irq == IRQ_TOUCH) + if (d->irq == IRQ_TOUCH) CPLD_INTERRUPTS |= CPLD_INTMASK_TOUCH; #endif } -static void lh7a40x_mask_cpld_irq (u32 irq) +static void lh7a40x_mask_cpld_irq(struct irq_data *d) { - switch (irq) { + switch (d->irq) { case IRQ_LPD7A40X_ETH_INT: CPLD_INTERRUPTS |= CPLD_INTMASK_ETHERNET; break; @@ -186,9 +186,9 @@ static void lh7a40x_mask_cpld_irq (u32 irq) } } -static void lh7a40x_unmask_cpld_irq (u32 irq) +static void lh7a40x_unmask_cpld_irq(struct irq_data *d) { - switch (irq) { + switch (d->irq) { case IRQ_LPD7A40X_ETH_INT: CPLD_INTERRUPTS &= ~CPLD_INTMASK_ETHERNET; break; @@ -201,17 +201,17 @@ static void lh7a40x_unmask_cpld_irq (u32 irq) } static struct irq_chip lpd7a40x_cpld_chip = { - .name = "CPLD", - .ack = lh7a40x_ack_cpld_irq, - .mask = lh7a40x_mask_cpld_irq, - .unmask = lh7a40x_unmask_cpld_irq, + .name = "CPLD", + .irq_ack = lh7a40x_ack_cpld_irq, + .irq_mask = lh7a40x_mask_cpld_irq, + .irq_unmask = lh7a40x_unmask_cpld_irq, }; static void lpd7a40x_cpld_handler (unsigned int irq, struct irq_desc *desc) { unsigned int mask = CPLD_INTERRUPTS; - desc->chip->ack (irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); if ((mask & (1<<0)) == 0) /* WLAN */ generic_handle_irq(IRQ_LPD7A40X_ETH_INT); @@ -221,7 +221,8 @@ static void lpd7a40x_cpld_handler (unsigned int irq, struct irq_desc *desc) generic_handle_irq(IRQ_TOUCH); #endif - desc->chip->unmask (irq); /* Level-triggered need this */ + /* Level-triggered need this */ + desc->irq_data.chip->irq_unmask(&desc->irq_data); } diff --git a/arch/arm/mach-lh7a40x/irq-lh7a400.c b/arch/arm/mach-lh7a40x/irq-lh7a400.c index 1ad3afc..f2e7e65 100644 --- a/arch/arm/mach-lh7a40x/irq-lh7a400.c +++ b/arch/arm/mach-lh7a40x/irq-lh7a400.c @@ -21,34 +21,34 @@ /* CPU IRQ handling */ -static void lh7a400_mask_irq (u32 irq) +static void lh7a400_mask_irq(struct irq_data *d) { - INTC_INTENC = (1 << irq); + INTC_INTENC = (1 << d->irq); } -static void lh7a400_unmask_irq (u32 irq) +static void lh7a400_unmask_irq(struct irq_data *d) { - INTC_INTENS = (1 << irq); + INTC_INTENS = (1 << d->irq); } -static void lh7a400_ack_gpio_irq (u32 irq) +static void lh7a400_ack_gpio_irq(struct irq_data *d) { - GPIO_GPIOFEOI = (1 << IRQ_TO_GPIO (irq)); - INTC_INTENC = (1 << irq); + GPIO_GPIOFEOI = (1 << IRQ_TO_GPIO (d->irq)); + INTC_INTENC = (1 << d->irq); } static struct irq_chip lh7a400_internal_chip = { - .name = "MPU", - .ack = lh7a400_mask_irq, /* Level triggering -> mask is ack */ - .mask = lh7a400_mask_irq, - .unmask = lh7a400_unmask_irq, + .name = "MPU", + .irq_ack = lh7a400_mask_irq, /* Level triggering -> mask is ack */ + .irq_mask = lh7a400_mask_irq, + .irq_unmask = lh7a400_unmask_irq, }; static struct irq_chip lh7a400_gpio_chip = { - .name = "GPIO", - .ack = lh7a400_ack_gpio_irq, - .mask = lh7a400_mask_irq, - .unmask = lh7a400_unmask_irq, + .name = "GPIO", + .irq_ack = lh7a400_ack_gpio_irq, + .irq_mask = lh7a400_mask_irq, + .irq_unmask = lh7a400_unmask_irq, }; diff --git a/arch/arm/mach-lh7a40x/irq-lh7a404.c b/arch/arm/mach-lh7a40x/irq-lh7a404.c index 12b045b..14b1733 100644 --- a/arch/arm/mach-lh7a40x/irq-lh7a404.c +++ b/arch/arm/mach-lh7a40x/irq-lh7a404.c @@ -43,64 +43,64 @@ static unsigned char irq_pri_vic2[] = { /* CPU IRQ handling */ -static void lh7a404_vic1_mask_irq (u32 irq) +static void lh7a404_vic1_mask_irq(struct irq_data *d) { - VIC1_INTENCLR = (1 << irq); + VIC1_INTENCLR = (1 << d->irq); } -static void lh7a404_vic1_unmask_irq (u32 irq) +static void lh7a404_vic1_unmask_irq(struct irq_data *d) { - VIC1_INTEN = (1 << irq); + VIC1_INTEN = (1 << d->irq); } -static void lh7a404_vic2_mask_irq (u32 irq) +static void lh7a404_vic2_mask_irq(struct irq_data *d) { - VIC2_INTENCLR = (1 << (irq - 32)); + VIC2_INTENCLR = (1 << (d->irq - 32)); } -static void lh7a404_vic2_unmask_irq (u32 irq) +static void lh7a404_vic2_unmask_irq(struct irq_data *d) { - VIC2_INTEN = (1 << (irq - 32)); + VIC2_INTEN = (1 << (d->irq - 32)); } -static void lh7a404_vic1_ack_gpio_irq (u32 irq) +static void lh7a404_vic1_ack_gpio_irq(struct irq_data *d) { - GPIO_GPIOFEOI = (1 << IRQ_TO_GPIO (irq)); - VIC1_INTENCLR = (1 << irq); + GPIO_GPIOFEOI = (1 << IRQ_TO_GPIO (d->irq)); + VIC1_INTENCLR = (1 << d->irq); } -static void lh7a404_vic2_ack_gpio_irq (u32 irq) +static void lh7a404_vic2_ack_gpio_irq(struct irq_data *d) { - GPIO_GPIOFEOI = (1 << IRQ_TO_GPIO (irq)); - VIC2_INTENCLR = (1 << irq); + GPIO_GPIOFEOI = (1 << IRQ_TO_GPIO (d->irq)); + VIC2_INTENCLR = (1 << d->irq); } static struct irq_chip lh7a404_vic1_chip = { - .name = "VIC1", - .ack = lh7a404_vic1_mask_irq, /* Because level-triggered */ - .mask = lh7a404_vic1_mask_irq, - .unmask = lh7a404_vic1_unmask_irq, + .name = "VIC1", + .irq_ack = lh7a404_vic1_mask_irq, /* Because level-triggered */ + .irq_mask = lh7a404_vic1_mask_irq, + .irq_unmask = lh7a404_vic1_unmask_irq, }; static struct irq_chip lh7a404_vic2_chip = { - .name = "VIC2", - .ack = lh7a404_vic2_mask_irq, /* Because level-triggered */ - .mask = lh7a404_vic2_mask_irq, - .unmask = lh7a404_vic2_unmask_irq, + .name = "VIC2", + .irq_ack = lh7a404_vic2_mask_irq, /* Because level-triggered */ + .irq_mask = lh7a404_vic2_mask_irq, + .irq_unmask = lh7a404_vic2_unmask_irq, }; static struct irq_chip lh7a404_gpio_vic1_chip = { - .name = "GPIO-VIC1", - .ack = lh7a404_vic1_ack_gpio_irq, - .mask = lh7a404_vic1_mask_irq, - .unmask = lh7a404_vic1_unmask_irq, + .name = "GPIO-VIC1", + .irq_ack = lh7a404_vic1_ack_gpio_irq, + .irq_mask = lh7a404_vic1_mask_irq, + .irq_unmask = lh7a404_vic1_unmask_irq, }; static struct irq_chip lh7a404_gpio_vic2_chip = { - .name = "GPIO-VIC2", - .ack = lh7a404_vic2_ack_gpio_irq, - .mask = lh7a404_vic2_mask_irq, - .unmask = lh7a404_vic2_unmask_irq, + .name = "GPIO-VIC2", + .irq_ack = lh7a404_vic2_ack_gpio_irq, + .irq_mask = lh7a404_vic2_mask_irq, + .irq_unmask = lh7a404_vic2_unmask_irq, }; /* IRQ initialization */ diff --git a/arch/arm/mach-lh7a40x/irq-lpd7a40x.c b/arch/arm/mach-lh7a40x/irq-lpd7a40x.c index fd033bb..1bfdcdd 100644 --- a/arch/arm/mach-lh7a40x/irq-lpd7a40x.c +++ b/arch/arm/mach-lh7a40x/irq-lpd7a40x.c @@ -20,14 +20,14 @@ #include "common.h" -static void lh7a40x_ack_cpld_irq (u32 irq) +static void lh7a40x_ack_cpld_irq(struct irq_data *d) { /* CPLD doesn't have ack capability */ } -static void lh7a40x_mask_cpld_irq (u32 irq) +static void lh7a40x_mask_cpld_irq(struct irq_data *d) { - switch (irq) { + switch (d->irq) { case IRQ_LPD7A40X_ETH_INT: CPLD_INTERRUPTS = CPLD_INTERRUPTS | 0x4; break; @@ -37,9 +37,9 @@ static void lh7a40x_mask_cpld_irq (u32 irq) } } -static void lh7a40x_unmask_cpld_irq (u32 irq) +static void lh7a40x_unmask_cpld_irq(struct irq_data *d) { - switch (irq) { + switch (d->irq) { case IRQ_LPD7A40X_ETH_INT: CPLD_INTERRUPTS = CPLD_INTERRUPTS & ~ 0x4; break; @@ -50,17 +50,17 @@ static void lh7a40x_unmask_cpld_irq (u32 irq) } static struct irq_chip lh7a40x_cpld_chip = { - .name = "CPLD", - .ack = lh7a40x_ack_cpld_irq, - .mask = lh7a40x_mask_cpld_irq, - .unmask = lh7a40x_unmask_cpld_irq, + .name = "CPLD", + .irq_ack = lh7a40x_ack_cpld_irq, + .irq_mask = lh7a40x_mask_cpld_irq, + .irq_unmask = lh7a40x_unmask_cpld_irq, }; static void lh7a40x_cpld_handler (unsigned int irq, struct irq_desc *desc) { unsigned int mask = CPLD_INTERRUPTS; - desc->chip->ack (irq); + desc->irq_data.chip->ack (irq); if ((mask & 0x1) == 0) /* WLAN */ generic_handle_irq(IRQ_LPD7A40X_ETH_INT); @@ -68,7 +68,7 @@ static void lh7a40x_cpld_handler (unsigned int irq, struct irq_desc *desc) if ((mask & 0x2) == 0) /* Touch */ generic_handle_irq(IRQ_LPD7A400_TS); - desc->chip->unmask (irq); /* Level-triggered need this */ + desc->irq_data.chip->unmask (irq); /* Level-triggered need this */ } diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c index bd0df26..316ecbf 100644 --- a/arch/arm/mach-lpc32xx/irq.c +++ b/arch/arm/mach-lpc32xx/irq.c @@ -191,38 +191,38 @@ static void get_controller(unsigned int irq, unsigned int *base, } } -static void lpc32xx_mask_irq(unsigned int irq) +static void lpc32xx_mask_irq(struct irq_data *d) { unsigned int reg, ctrl, mask; - get_controller(irq, &ctrl, &mask); + get_controller(d->irq, &ctrl, &mask); reg = __raw_readl(LPC32XX_INTC_MASK(ctrl)) & ~mask; __raw_writel(reg, LPC32XX_INTC_MASK(ctrl)); } -static void lpc32xx_unmask_irq(unsigned int irq) +static void lpc32xx_unmask_irq(struct irq_data *d) { unsigned int reg, ctrl, mask; - get_controller(irq, &ctrl, &mask); + get_controller(d->irq, &ctrl, &mask); reg = __raw_readl(LPC32XX_INTC_MASK(ctrl)) | mask; __raw_writel(reg, LPC32XX_INTC_MASK(ctrl)); } -static void lpc32xx_ack_irq(unsigned int irq) +static void lpc32xx_ack_irq(struct irq_data *d) { unsigned int ctrl, mask; - get_controller(irq, &ctrl, &mask); + get_controller(d->irq, &ctrl, &mask); __raw_writel(mask, LPC32XX_INTC_RAW_STAT(ctrl)); /* Also need to clear pending wake event */ - if (lpc32xx_events[irq].mask != 0) - __raw_writel(lpc32xx_events[irq].mask, - lpc32xx_events[irq].event_group->rawstat_reg); + if (lpc32xx_events[d->irq].mask != 0) + __raw_writel(lpc32xx_events[d->irq].mask, + lpc32xx_events[d->irq].event_group->rawstat_reg); } static void __lpc32xx_set_irq_type(unsigned int irq, int use_high_level, @@ -261,27 +261,27 @@ static void __lpc32xx_set_irq_type(unsigned int irq, int use_high_level, } } -static int lpc32xx_set_irq_type(unsigned int irq, unsigned int type) +static int lpc32xx_set_irq_type(struct irq_data *d, unsigned int type) { switch (type) { case IRQ_TYPE_EDGE_RISING: /* Rising edge sensitive */ - __lpc32xx_set_irq_type(irq, 1, 1); + __lpc32xx_set_irq_type(d->irq, 1, 1); break; case IRQ_TYPE_EDGE_FALLING: /* Falling edge sensitive */ - __lpc32xx_set_irq_type(irq, 0, 1); + __lpc32xx_set_irq_type(d->irq, 0, 1); break; case IRQ_TYPE_LEVEL_LOW: /* Low level sensitive */ - __lpc32xx_set_irq_type(irq, 0, 0); + __lpc32xx_set_irq_type(d->irq, 0, 0); break; case IRQ_TYPE_LEVEL_HIGH: /* High level sensitive */ - __lpc32xx_set_irq_type(irq, 1, 0); + __lpc32xx_set_irq_type(d->irq, 1, 0); break; /* Other modes are not supported */ @@ -290,33 +290,33 @@ static int lpc32xx_set_irq_type(unsigned int irq, unsigned int type) } /* Ok to use the level handler for all types */ - set_irq_handler(irq, handle_level_irq); + set_irq_handler(d->irq, handle_level_irq); return 0; } -static int lpc32xx_irq_wake(unsigned int irqno, unsigned int state) +static int lpc32xx_irq_wake(struct irq_data *d, unsigned int state) { unsigned long eventreg; - if (lpc32xx_events[irqno].mask != 0) { - eventreg = __raw_readl(lpc32xx_events[irqno]. + if (lpc32xx_events[d->irq].mask != 0) { + eventreg = __raw_readl(lpc32xx_events[d->irq]. event_group->enab_reg); if (state) - eventreg |= lpc32xx_events[irqno].mask; + eventreg |= lpc32xx_events[d->irq].mask; else - eventreg &= ~lpc32xx_events[irqno].mask; + eventreg &= ~lpc32xx_events[d->irq].mask; __raw_writel(eventreg, - lpc32xx_events[irqno].event_group->enab_reg); + lpc32xx_events[d->irq].event_group->enab_reg); return 0; } /* Clear event */ - __raw_writel(lpc32xx_events[irqno].mask, - lpc32xx_events[irqno].event_group->rawstat_reg); + __raw_writel(lpc32xx_events[d->irq].mask, + lpc32xx_events[d->irq].event_group->rawstat_reg); return -ENODEV; } @@ -336,11 +336,11 @@ static void __init lpc32xx_set_default_mappings(unsigned int apr, } static struct irq_chip lpc32xx_irq_chip = { - .ack = lpc32xx_ack_irq, - .mask = lpc32xx_mask_irq, - .unmask = lpc32xx_unmask_irq, - .set_type = lpc32xx_set_irq_type, - .set_wake = lpc32xx_irq_wake + .irq_ack = lpc32xx_ack_irq, + .irq_mask = lpc32xx_mask_irq, + .irq_unmask = lpc32xx_unmask_irq, + .irq_set_type = lpc32xx_set_irq_type, + .irq_set_wake = lpc32xx_irq_wake }; static void lpc32xx_sic1_handler(unsigned int irq, struct irq_desc *desc) diff --git a/arch/arm/mach-mmp/include/mach/mfp-mmp2.h b/arch/arm/mach-mmp/include/mach/mfp-mmp2.h index 117e303..4ad3862 100644 --- a/arch/arm/mach-mmp/include/mach/mfp-mmp2.h +++ b/arch/arm/mach-mmp/include/mach/mfp-mmp2.h @@ -6,7 +6,7 @@ #define MFP_DRIVE_VERY_SLOW (0x0 << 13) #define MFP_DRIVE_SLOW (0x2 << 13) #define MFP_DRIVE_MEDIUM (0x4 << 13) -#define MFP_DRIVE_FAST (0x8 << 13) +#define MFP_DRIVE_FAST (0x6 << 13) /* GPIO */ #define GPIO0_GPIO MFP_CFG(GPIO0, AF0) diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa910.h b/arch/arm/mach-mmp/include/mach/mfp-pxa910.h index 7e8a80f..fbd7ee8 100644 --- a/arch/arm/mach-mmp/include/mach/mfp-pxa910.h +++ b/arch/arm/mach-mmp/include/mach/mfp-pxa910.h @@ -6,7 +6,7 @@ #define MFP_DRIVE_VERY_SLOW (0x0 << 13) #define MFP_DRIVE_SLOW (0x2 << 13) #define MFP_DRIVE_MEDIUM (0x4 << 13) -#define MFP_DRIVE_FAST (0x8 << 13) +#define MFP_DRIVE_FAST (0x6 << 13) /* UART2 */ #define GPIO47_UART2_RXD MFP_CFG(GPIO47, AF6) diff --git a/arch/arm/mach-mmp/irq-mmp2.c b/arch/arm/mach-mmp/irq-mmp2.c index 01342be..fa03703 100644 --- a/arch/arm/mach-mmp/irq-mmp2.c +++ b/arch/arm/mach-mmp/irq-mmp2.c @@ -20,48 +20,48 @@ #include "common.h" -static void icu_mask_irq(unsigned int irq) +static void icu_mask_irq(struct irq_data *d) { - uint32_t r = __raw_readl(ICU_INT_CONF(irq)); + uint32_t r = __raw_readl(ICU_INT_CONF(d->irq)); r &= ~ICU_INT_ROUTE_PJ4_IRQ; - __raw_writel(r, ICU_INT_CONF(irq)); + __raw_writel(r, ICU_INT_CONF(d->irq)); } -static void icu_unmask_irq(unsigned int irq) +static void icu_unmask_irq(struct irq_data *d) { - uint32_t r = __raw_readl(ICU_INT_CONF(irq)); + uint32_t r = __raw_readl(ICU_INT_CONF(d->irq)); r |= ICU_INT_ROUTE_PJ4_IRQ; - __raw_writel(r, ICU_INT_CONF(irq)); + __raw_writel(r, ICU_INT_CONF(d->irq)); } static struct irq_chip icu_irq_chip = { .name = "icu_irq", - .mask = icu_mask_irq, - .mask_ack = icu_mask_irq, - .unmask = icu_unmask_irq, + .irq_mask = icu_mask_irq, + .irq_mask_ack = icu_mask_irq, + .irq_unmask = icu_unmask_irq, }; -static void pmic_irq_ack(unsigned int irq) +static void pmic_irq_ack(struct irq_data *d) { - if (irq == IRQ_MMP2_PMIC) + if (d->irq == IRQ_MMP2_PMIC) mmp2_clear_pmic_int(); } #define SECOND_IRQ_MASK(_name_, irq_base, prefix) \ -static void _name_##_mask_irq(unsigned int irq) \ +static void _name_##_mask_irq(struct irq_data *d) \ { \ uint32_t r; \ - r = __raw_readl(prefix##_MASK) | (1 << (irq - irq_base)); \ + r = __raw_readl(prefix##_MASK) | (1 << (d->irq - irq_base)); \ __raw_writel(r, prefix##_MASK); \ } #define SECOND_IRQ_UNMASK(_name_, irq_base, prefix) \ -static void _name_##_unmask_irq(unsigned int irq) \ +static void _name_##_unmask_irq(struct irq_data *d) \ { \ uint32_t r; \ - r = __raw_readl(prefix##_MASK) & ~(1 << (irq - irq_base)); \ + r = __raw_readl(prefix##_MASK) & ~(1 << (d->irq - irq_base)); \ __raw_writel(r, prefix##_MASK); \ } @@ -88,8 +88,8 @@ SECOND_IRQ_UNMASK(_name_, irq_base, prefix) \ SECOND_IRQ_DEMUX(_name_, irq_base, prefix) \ static struct irq_chip _name_##_irq_chip = { \ .name = #_name_, \ - .mask = _name_##_mask_irq, \ - .unmask = _name_##_unmask_irq, \ + .irq_mask = _name_##_mask_irq, \ + .irq_unmask = _name_##_unmask_irq, \ } SECOND_IRQ_CHIP(pmic, IRQ_MMP2_PMIC_BASE, MMP2_ICU_INT4); @@ -103,10 +103,12 @@ static void init_mux_irq(struct irq_chip *chip, int start, int num) int irq; for (irq = start; num > 0; irq++, num--) { + struct irq_data *d = irq_get_irq_data(irq); + /* mask and clear the IRQ */ - chip->mask(irq); - if (chip->ack) - chip->ack(irq); + chip->irq_mask(d); + if (chip->irq_ack) + chip->irq_ack(d); set_irq_chip(irq, chip); set_irq_flags(irq, IRQF_VALID); @@ -119,7 +121,7 @@ void __init mmp2_init_icu(void) int irq; for (irq = 0; irq < IRQ_MMP2_MUX_BASE; irq++) { - icu_mask_irq(irq); + icu_mask_irq(irq_get_irq_data(irq)); set_irq_chip(irq, &icu_irq_chip); set_irq_flags(irq, IRQF_VALID); @@ -139,7 +141,7 @@ void __init mmp2_init_icu(void) /* NOTE: IRQ_MMP2_PMIC requires the PMIC MFPR register * to be written to clear the interrupt */ - pmic_irq_chip.ack = pmic_irq_ack; + pmic_irq_chip.irq_ack = pmic_irq_ack; init_mux_irq(&pmic_irq_chip, IRQ_MMP2_PMIC_BASE, 2); init_mux_irq(&rtc_irq_chip, IRQ_MMP2_RTC_BASE, 2); diff --git a/arch/arm/mach-mmp/irq-pxa168.c b/arch/arm/mach-mmp/irq-pxa168.c index 52ff2f0..f86b450 100644 --- a/arch/arm/mach-mmp/irq-pxa168.c +++ b/arch/arm/mach-mmp/irq-pxa168.c @@ -25,21 +25,21 @@ #define PRIORITY_DEFAULT 0x1 #define PRIORITY_NONE 0x0 /* means IRQ disabled */ -static void icu_mask_irq(unsigned int irq) +static void icu_mask_irq(struct irq_data *d) { - __raw_writel(PRIORITY_NONE, ICU_INT_CONF(irq)); + __raw_writel(PRIORITY_NONE, ICU_INT_CONF(d->irq)); } -static void icu_unmask_irq(unsigned int irq) +static void icu_unmask_irq(struct irq_data *d) { - __raw_writel(IRQ_ROUTE_TO_AP | PRIORITY_DEFAULT, ICU_INT_CONF(irq)); + __raw_writel(IRQ_ROUTE_TO_AP | PRIORITY_DEFAULT, ICU_INT_CONF(d->irq)); } static struct irq_chip icu_irq_chip = { - .name = "icu_irq", - .ack = icu_mask_irq, - .mask = icu_mask_irq, - .unmask = icu_unmask_irq, + .name = "icu_irq", + .irq_ack = icu_mask_irq, + .irq_mask = icu_mask_irq, + .irq_unmask = icu_unmask_irq, }; void __init icu_init_irq(void) @@ -47,7 +47,7 @@ void __init icu_init_irq(void) int irq; for (irq = 0; irq < 64; irq++) { - icu_mask_irq(irq); + icu_mask_irq(irq_get_irq_data(irq)); set_irq_chip(irq, &icu_irq_chip); set_irq_handler(irq, handle_level_irq); set_irq_flags(irq, IRQF_VALID); diff --git a/arch/arm/mach-msm/board-trout-gpio.c b/arch/arm/mach-msm/board-trout-gpio.c index f8c09ef..a604ec1 100644 --- a/arch/arm/mach-msm/board-trout-gpio.c +++ b/arch/arm/mach-msm/board-trout-gpio.c @@ -113,52 +113,52 @@ static struct msm_gpio_chip msm_gpio_banks[] = { TROUT_GPIO_BANK("VIRTUAL", 0x12, TROUT_GPIO_VIRTUAL_BASE, 0), }; -static void trout_gpio_irq_ack(unsigned int irq) +static void trout_gpio_irq_ack(struct irq_data *d) { - int bank = TROUT_INT_TO_BANK(irq); - uint8_t mask = TROUT_INT_TO_MASK(irq); + int bank = TROUT_INT_TO_BANK(d->irq); + uint8_t mask = TROUT_INT_TO_MASK(d->irq); int reg = TROUT_BANK_TO_STAT_REG(bank); - /*printk(KERN_INFO "trout_gpio_irq_ack irq %d\n", irq);*/ + /*printk(KERN_INFO "trout_gpio_irq_ack irq %d\n", d->irq);*/ writeb(mask, TROUT_CPLD_BASE + reg); } -static void trout_gpio_irq_mask(unsigned int irq) +static void trout_gpio_irq_mask(struct irq_data *d) { unsigned long flags; uint8_t reg_val; - int bank = TROUT_INT_TO_BANK(irq); - uint8_t mask = TROUT_INT_TO_MASK(irq); + int bank = TROUT_INT_TO_BANK(d->irq); + uint8_t mask = TROUT_INT_TO_MASK(d->irq); int reg = TROUT_BANK_TO_MASK_REG(bank); local_irq_save(flags); reg_val = trout_int_mask[bank] |= mask; /*printk(KERN_INFO "trout_gpio_irq_mask irq %d => %d:%02x\n", - irq, bank, reg_val);*/ + d->irq, bank, reg_val);*/ writeb(reg_val, TROUT_CPLD_BASE + reg); local_irq_restore(flags); } -static void trout_gpio_irq_unmask(unsigned int irq) +static void trout_gpio_irq_unmask(struct irq_data *d) { unsigned long flags; uint8_t reg_val; - int bank = TROUT_INT_TO_BANK(irq); - uint8_t mask = TROUT_INT_TO_MASK(irq); + int bank = TROUT_INT_TO_BANK(d->irq); + uint8_t mask = TROUT_INT_TO_MASK(d->irq); int reg = TROUT_BANK_TO_MASK_REG(bank); local_irq_save(flags); reg_val = trout_int_mask[bank] &= ~mask; /*printk(KERN_INFO "trout_gpio_irq_unmask irq %d => %d:%02x\n", - irq, bank, reg_val);*/ + d->irq, bank, reg_val);*/ writeb(reg_val, TROUT_CPLD_BASE + reg); local_irq_restore(flags); } -int trout_gpio_irq_set_wake(unsigned int irq, unsigned int on) +int trout_gpio_irq_set_wake(struct irq_data *d, unsigned int on) { unsigned long flags; - int bank = TROUT_INT_TO_BANK(irq); - uint8_t mask = TROUT_INT_TO_MASK(irq); + int bank = TROUT_INT_TO_BANK(d->irq); + uint8_t mask = TROUT_INT_TO_MASK(d->irq); local_irq_save(flags); if(on) @@ -198,15 +198,15 @@ static void trout_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) } int_base += TROUT_INT_BANK0_COUNT; } - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); } static struct irq_chip trout_gpio_irq_chip = { - .name = "troutgpio", - .ack = trout_gpio_irq_ack, - .mask = trout_gpio_irq_mask, - .unmask = trout_gpio_irq_unmask, - .set_wake = trout_gpio_irq_set_wake, + .name = "troutgpio", + .irq_ack = trout_gpio_irq_ack, + .irq_mask = trout_gpio_irq_mask, + .irq_unmask = trout_gpio_irq_unmask, + .irq_set_wake = trout_gpio_irq_set_wake, }; /* diff --git a/arch/arm/mach-msm/gpio.c b/arch/arm/mach-msm/gpio.c index 33051b5..176af9d 100644 --- a/arch/arm/mach-msm/gpio.c +++ b/arch/arm/mach-msm/gpio.c @@ -225,21 +225,21 @@ struct msm_gpio_chip msm_gpio_chips[] = { #endif }; -static void msm_gpio_irq_ack(unsigned int irq) +static void msm_gpio_irq_ack(struct irq_data *d) { unsigned long irq_flags; - struct msm_gpio_chip *msm_chip = get_irq_chip_data(irq); + struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d); spin_lock_irqsave(&msm_chip->lock, irq_flags); msm_gpio_clear_detect_status(msm_chip, - irq - gpio_to_irq(msm_chip->chip.base)); + d->irq - gpio_to_irq(msm_chip->chip.base)); spin_unlock_irqrestore(&msm_chip->lock, irq_flags); } -static void msm_gpio_irq_mask(unsigned int irq) +static void msm_gpio_irq_mask(struct irq_data *d) { unsigned long irq_flags; - struct msm_gpio_chip *msm_chip = get_irq_chip_data(irq); - unsigned offset = irq - gpio_to_irq(msm_chip->chip.base); + struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d); + unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base); spin_lock_irqsave(&msm_chip->lock, irq_flags); /* level triggered interrupts are also latched */ @@ -250,11 +250,11 @@ static void msm_gpio_irq_mask(unsigned int irq) spin_unlock_irqrestore(&msm_chip->lock, irq_flags); } -static void msm_gpio_irq_unmask(unsigned int irq) +static void msm_gpio_irq_unmask(struct irq_data *d) { unsigned long irq_flags; - struct msm_gpio_chip *msm_chip = get_irq_chip_data(irq); - unsigned offset = irq - gpio_to_irq(msm_chip->chip.base); + struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d); + unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base); spin_lock_irqsave(&msm_chip->lock, irq_flags); /* level triggered interrupts are also latched */ @@ -265,11 +265,11 @@ static void msm_gpio_irq_unmask(unsigned int irq) spin_unlock_irqrestore(&msm_chip->lock, irq_flags); } -static int msm_gpio_irq_set_wake(unsigned int irq, unsigned int on) +static int msm_gpio_irq_set_wake(struct irq_data *d, unsigned int on) { unsigned long irq_flags; - struct msm_gpio_chip *msm_chip = get_irq_chip_data(irq); - unsigned offset = irq - gpio_to_irq(msm_chip->chip.base); + struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d); + unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base); spin_lock_irqsave(&msm_chip->lock, irq_flags); @@ -282,21 +282,21 @@ static int msm_gpio_irq_set_wake(unsigned int irq, unsigned int on) return 0; } -static int msm_gpio_irq_set_type(unsigned int irq, unsigned int flow_type) +static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int flow_type) { unsigned long irq_flags; - struct msm_gpio_chip *msm_chip = get_irq_chip_data(irq); - unsigned offset = irq - gpio_to_irq(msm_chip->chip.base); + struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d); + unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base); unsigned val, mask = BIT(offset); spin_lock_irqsave(&msm_chip->lock, irq_flags); val = readl(msm_chip->regs.int_edge); if (flow_type & IRQ_TYPE_EDGE_BOTH) { writel(val | mask, msm_chip->regs.int_edge); - irq_desc[irq].handle_irq = handle_edge_irq; + irq_desc[d->irq].handle_irq = handle_edge_irq; } else { writel(val & ~mask, msm_chip->regs.int_edge); - irq_desc[irq].handle_irq = handle_level_irq; + irq_desc[d->irq].handle_irq = handle_level_irq; } if ((flow_type & IRQ_TYPE_EDGE_BOTH) == IRQ_TYPE_EDGE_BOTH) { msm_chip->both_edge_detect |= mask; @@ -333,16 +333,16 @@ static void msm_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) msm_chip->chip.base + j); } } - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); } static struct irq_chip msm_gpio_irq_chip = { - .name = "msmgpio", - .ack = msm_gpio_irq_ack, - .mask = msm_gpio_irq_mask, - .unmask = msm_gpio_irq_unmask, - .set_wake = msm_gpio_irq_set_wake, - .set_type = msm_gpio_irq_set_type, + .name = "msmgpio", + .irq_ack = msm_gpio_irq_ack, + .irq_mask = msm_gpio_irq_mask, + .irq_unmask = msm_gpio_irq_unmask, + .irq_set_wake = msm_gpio_irq_set_wake, + .irq_set_type = msm_gpio_irq_set_type, }; static int __init msm_init_gpio(void) diff --git a/arch/arm/mach-msm/irq-vic.c b/arch/arm/mach-msm/irq-vic.c index 99f2c34..68c28bb 100644 --- a/arch/arm/mach-msm/irq-vic.c +++ b/arch/arm/mach-msm/irq-vic.c @@ -226,19 +226,18 @@ static inline void msm_irq_write_all_regs(void __iomem *base, unsigned int val) writel(val, base + (i * 4)); } -static void msm_irq_ack(unsigned int irq) +static void msm_irq_ack(struct irq_data *d) { - void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_CLEAR0, irq); - irq = 1 << (irq & 31); - writel(irq, reg); + void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_CLEAR0, d->irq); + writel(1 << (d->irq & 31), reg); } -static void msm_irq_mask(unsigned int irq) +static void msm_irq_mask(struct irq_data *d) { - void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_ENCLEAR0, irq); - unsigned index = VIC_INT_TO_REG_INDEX(irq); - uint32_t mask = 1UL << (irq & 31); - int smsm_irq = msm_irq_to_smsm[irq]; + void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_ENCLEAR0, d->irq); + unsigned index = VIC_INT_TO_REG_INDEX(d->irq); + uint32_t mask = 1UL << (d->irq & 31); + int smsm_irq = msm_irq_to_smsm[d->irq]; msm_irq_shadow_reg[index].int_en[0] &= ~mask; writel(mask, reg); @@ -250,12 +249,12 @@ static void msm_irq_mask(unsigned int irq) } } -static void msm_irq_unmask(unsigned int irq) +static void msm_irq_unmask(struct irq_data *d) { - void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_ENSET0, irq); - unsigned index = VIC_INT_TO_REG_INDEX(irq); - uint32_t mask = 1UL << (irq & 31); - int smsm_irq = msm_irq_to_smsm[irq]; + void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_ENSET0, d->irq); + unsigned index = VIC_INT_TO_REG_INDEX(d->irq); + uint32_t mask = 1UL << (d->irq & 31); + int smsm_irq = msm_irq_to_smsm[d->irq]; msm_irq_shadow_reg[index].int_en[0] |= mask; writel(mask, reg); @@ -268,14 +267,14 @@ static void msm_irq_unmask(unsigned int irq) } } -static int msm_irq_set_wake(unsigned int irq, unsigned int on) +static int msm_irq_set_wake(struct irq_data *d, unsigned int on) { - unsigned index = VIC_INT_TO_REG_INDEX(irq); - uint32_t mask = 1UL << (irq & 31); - int smsm_irq = msm_irq_to_smsm[irq]; + unsigned index = VIC_INT_TO_REG_INDEX(d->irq); + uint32_t mask = 1UL << (d->irq & 31); + int smsm_irq = msm_irq_to_smsm[d->irq]; if (smsm_irq == 0) { - printk(KERN_ERR "msm_irq_set_wake: bad wakeup irq %d\n", irq); + printk(KERN_ERR "msm_irq_set_wake: bad wakeup irq %d\n", d->irq); return -EINVAL; } if (on) @@ -294,12 +293,12 @@ static int msm_irq_set_wake(unsigned int irq, unsigned int on) return 0; } -static int msm_irq_set_type(unsigned int irq, unsigned int flow_type) +static int msm_irq_set_type(struct irq_data *d, unsigned int flow_type) { - void __iomem *treg = VIC_INT_TO_REG_ADDR(VIC_INT_TYPE0, irq); - void __iomem *preg = VIC_INT_TO_REG_ADDR(VIC_INT_POLARITY0, irq); - unsigned index = VIC_INT_TO_REG_INDEX(irq); - int b = 1 << (irq & 31); + void __iomem *treg = VIC_INT_TO_REG_ADDR(VIC_INT_TYPE0, d->irq); + void __iomem *preg = VIC_INT_TO_REG_ADDR(VIC_INT_POLARITY0, d->irq); + unsigned index = VIC_INT_TO_REG_INDEX(d->irq); + int b = 1 << (d->irq & 31); uint32_t polarity; uint32_t type; @@ -314,11 +313,11 @@ static int msm_irq_set_type(unsigned int irq, unsigned int flow_type) type = msm_irq_shadow_reg[index].int_type; if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { type |= b; - irq_desc[irq].handle_irq = handle_edge_irq; + irq_desc[d->irq].handle_irq = handle_edge_irq; } if (flow_type & (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW)) { type &= ~b; - irq_desc[irq].handle_irq = handle_level_irq; + irq_desc[d->irq].handle_irq = handle_level_irq; } writel(type, treg); msm_irq_shadow_reg[index].int_type = type; @@ -326,13 +325,13 @@ static int msm_irq_set_type(unsigned int irq, unsigned int flow_type) } static struct irq_chip msm_irq_chip = { - .name = "msm", - .disable = msm_irq_mask, - .ack = msm_irq_ack, - .mask = msm_irq_mask, - .unmask = msm_irq_unmask, - .set_wake = msm_irq_set_wake, - .set_type = msm_irq_set_type, + .name = "msm", + .irq_disable = msm_irq_mask, + .irq_ack = msm_irq_ack, + .irq_mask = msm_irq_mask, + .irq_unmask = msm_irq_unmask, + .irq_set_wake = msm_irq_set_wake, + .irq_set_type = msm_irq_set_type, }; void __init msm_init_irq(void) diff --git a/arch/arm/mach-msm/irq.c b/arch/arm/mach-msm/irq.c index 6c8d5f8..0b27d89 100644 --- a/arch/arm/mach-msm/irq.c +++ b/arch/arm/mach-msm/irq.c @@ -64,35 +64,34 @@ #define VIC_VECTPRIORITY(n) VIC_REG(0x0200+((n) * 4)) #define VIC_VECTADDR(n) VIC_REG(0x0400+((n) * 4)) -static void msm_irq_ack(unsigned int irq) +static void msm_irq_ack(struct irq_data *d) { - void __iomem *reg = VIC_INT_CLEAR0 + ((irq & 32) ? 4 : 0); - irq = 1 << (irq & 31); - writel(irq, reg); + void __iomem *reg = VIC_INT_CLEAR0 + ((d->irq & 32) ? 4 : 0); + writel(1 << (d->irq & 31), reg); } -static void msm_irq_mask(unsigned int irq) +static void msm_irq_mask(struct irq_data *d) { - void __iomem *reg = VIC_INT_ENCLEAR0 + ((irq & 32) ? 4 : 0); - writel(1 << (irq & 31), reg); + void __iomem *reg = VIC_INT_ENCLEAR0 + ((d->irq & 32) ? 4 : 0); + writel(1 << (d->irq & 31), reg); } -static void msm_irq_unmask(unsigned int irq) +static void msm_irq_unmask(struct irq_data *d) { - void __iomem *reg = VIC_INT_ENSET0 + ((irq & 32) ? 4 : 0); - writel(1 << (irq & 31), reg); + void __iomem *reg = VIC_INT_ENSET0 + ((d->irq & 32) ? 4 : 0); + writel(1 << (d->irq & 31), reg); } -static int msm_irq_set_wake(unsigned int irq, unsigned int on) +static int msm_irq_set_wake(struct irq_data *d, unsigned int on) { return -EINVAL; } -static int msm_irq_set_type(unsigned int irq, unsigned int flow_type) +static int msm_irq_set_type(struct irq_data *d, unsigned int flow_type) { - void __iomem *treg = VIC_INT_TYPE0 + ((irq & 32) ? 4 : 0); - void __iomem *preg = VIC_INT_POLARITY0 + ((irq & 32) ? 4 : 0); - int b = 1 << (irq & 31); + void __iomem *treg = VIC_INT_TYPE0 + ((d->irq & 32) ? 4 : 0); + void __iomem *preg = VIC_INT_POLARITY0 + ((d->irq & 32) ? 4 : 0); + int b = 1 << (d->irq & 31); if (flow_type & (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_LOW)) writel(readl(preg) | b, preg); @@ -101,22 +100,22 @@ static int msm_irq_set_type(unsigned int irq, unsigned int flow_type) if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { writel(readl(treg) | b, treg); - irq_desc[irq].handle_irq = handle_edge_irq; + irq_desc[d->irq].handle_irq = handle_edge_irq; } if (flow_type & (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW)) { writel(readl(treg) & (~b), treg); - irq_desc[irq].handle_irq = handle_level_irq; + irq_desc[d->irq].handle_irq = handle_level_irq; } return 0; } static struct irq_chip msm_irq_chip = { - .name = "msm", - .ack = msm_irq_ack, - .mask = msm_irq_mask, - .unmask = msm_irq_unmask, - .set_wake = msm_irq_set_wake, - .set_type = msm_irq_set_type, + .name = "msm", + .irq_ack = msm_irq_ack, + .irq_mask = msm_irq_mask, + .irq_unmask = msm_irq_unmask, + .irq_set_wake = msm_irq_set_wake, + .irq_set_type = msm_irq_set_type, }; void __init msm_init_irq(void) diff --git a/arch/arm/mach-msm/sirc.c b/arch/arm/mach-msm/sirc.c index 152eefd..11b54c7 100644 --- a/arch/arm/mach-msm/sirc.c +++ b/arch/arm/mach-msm/sirc.c @@ -42,12 +42,11 @@ static struct sirc_cascade_regs sirc_reg_table[] = { /* Mask off the given interrupt. Keep the int_enable mask in sync with the enable reg, so it can be restored after power collapse. */ -static void sirc_irq_mask(unsigned int irq) +static void sirc_irq_mask(struct irq_data *d) { unsigned int mask; - - mask = 1 << (irq - FIRST_SIRC_IRQ); + mask = 1 << (d->irq - FIRST_SIRC_IRQ); writel(mask, sirc_regs.int_enable_clear); int_enable &= ~mask; return; @@ -55,31 +54,31 @@ static void sirc_irq_mask(unsigned int irq) /* Unmask the given interrupt. Keep the int_enable mask in sync with the enable reg, so it can be restored after power collapse. */ -static void sirc_irq_unmask(unsigned int irq) +static void sirc_irq_unmask(struct irq_data *d) { unsigned int mask; - mask = 1 << (irq - FIRST_SIRC_IRQ); + mask = 1 << (d->irq - FIRST_SIRC_IRQ); writel(mask, sirc_regs.int_enable_set); int_enable |= mask; return; } -static void sirc_irq_ack(unsigned int irq) +static void sirc_irq_ack(struct irq_data *d) { unsigned int mask; - mask = 1 << (irq - FIRST_SIRC_IRQ); + mask = 1 << (d->irq - FIRST_SIRC_IRQ); writel(mask, sirc_regs.int_clear); return; } -static int sirc_irq_set_wake(unsigned int irq, unsigned int on) +static int sirc_irq_set_wake(struct irq_data *d, unsigned int on) { unsigned int mask; /* Used to set the interrupt enable mask during power collapse. */ - mask = 1 << (irq - FIRST_SIRC_IRQ); + mask = 1 << (d->irq - FIRST_SIRC_IRQ); if (on) wake_enable |= mask; else @@ -88,12 +87,12 @@ static int sirc_irq_set_wake(unsigned int irq, unsigned int on) return 0; } -static int sirc_irq_set_type(unsigned int irq, unsigned int flow_type) +static int sirc_irq_set_type(struct irq_data *d, unsigned int flow_type) { unsigned int mask; unsigned int val; - mask = 1 << (irq - FIRST_SIRC_IRQ); + mask = 1 << (d->irq - FIRST_SIRC_IRQ); val = readl(sirc_regs.int_polarity); if (flow_type & (IRQF_TRIGGER_LOW | IRQF_TRIGGER_FALLING)) @@ -106,10 +105,10 @@ static int sirc_irq_set_type(unsigned int irq, unsigned int flow_type) val = readl(sirc_regs.int_type); if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { val |= mask; - irq_desc[irq].handle_irq = handle_edge_irq; + irq_desc[d->irq].handle_irq = handle_edge_irq; } else { val &= ~mask; - irq_desc[irq].handle_irq = handle_level_irq; + irq_desc[d->irq].handle_irq = handle_level_irq; } writel(val, sirc_regs.int_type); @@ -139,16 +138,16 @@ static void sirc_irq_handler(unsigned int irq, struct irq_desc *desc) ; generic_handle_irq(sirq+FIRST_SIRC_IRQ); - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); } static struct irq_chip sirc_irq_chip = { - .name = "sirc", - .ack = sirc_irq_ack, - .mask = sirc_irq_mask, - .unmask = sirc_irq_unmask, - .set_wake = sirc_irq_set_wake, - .set_type = sirc_irq_set_type, + .name = "sirc", + .irq_ack = sirc_irq_ack, + .irq_mask = sirc_irq_mask, + .irq_unmask = sirc_irq_unmask, + .irq_set_wake = sirc_irq_set_wake, + .irq_set_type = sirc_irq_set_type, }; void __init msm_init_sirc(void) diff --git a/arch/arm/mach-mx3/mach-mx31_3ds.c b/arch/arm/mach-mx3/mach-mx31_3ds.c index 899a969..0d65db8 100644 --- a/arch/arm/mach-mx3/mach-mx31_3ds.c +++ b/arch/arm/mach-mx3/mach-mx31_3ds.c @@ -147,10 +147,10 @@ static struct mc13783_regulator_init_data mx31_3ds_regulators[] = { .init_data = &pwgtx_init, }, { - .id = MC13783_REGU_GPO1, /* Turn on 1.8V */ + .id = MC13783_REG_GPO1, /* Turn on 1.8V */ .init_data = &gpo_init, }, { - .id = MC13783_REGU_GPO3, /* Turn on 3.3V */ + .id = MC13783_REG_GPO3, /* Turn on 3.3V */ .init_data = &gpo_init, }, }; diff --git a/arch/arm/mach-mx3/mach-mx31ads.c b/arch/arm/mach-mx3/mach-mx31ads.c index b993b9b..88b97d6 100644 --- a/arch/arm/mach-mx3/mach-mx31ads.c +++ b/arch/arm/mach-mx3/mach-mx31ads.c @@ -162,9 +162,9 @@ static void mx31ads_expio_irq_handler(u32 irq, struct irq_desc *desc) * Disable an expio pin's interrupt by setting the bit in the imr. * @param irq an expio virtual irq number */ -static void expio_mask_irq(u32 irq) +static void expio_mask_irq(struct irq_data *d) { - u32 expio = MXC_IRQ_TO_EXPIO(irq); + u32 expio = MXC_IRQ_TO_EXPIO(d->irq); /* mask the interrupt */ __raw_writew(1 << expio, PBC_INTMASK_CLEAR_REG); __raw_readw(PBC_INTMASK_CLEAR_REG); @@ -174,9 +174,9 @@ static void expio_mask_irq(u32 irq) * Acknowledge an expanded io pin's interrupt by clearing the bit in the isr. * @param irq an expanded io virtual irq number */ -static void expio_ack_irq(u32 irq) +static void expio_ack_irq(struct irq_data *d) { - u32 expio = MXC_IRQ_TO_EXPIO(irq); + u32 expio = MXC_IRQ_TO_EXPIO(d->irq); /* clear the interrupt status */ __raw_writew(1 << expio, PBC_INTSTATUS_REG); } @@ -185,18 +185,18 @@ static void expio_ack_irq(u32 irq) * Enable a expio pin's interrupt by clearing the bit in the imr. * @param irq a expio virtual irq number */ -static void expio_unmask_irq(u32 irq) +static void expio_unmask_irq(struct irq_data *d) { - u32 expio = MXC_IRQ_TO_EXPIO(irq); + u32 expio = MXC_IRQ_TO_EXPIO(d->irq); /* unmask the interrupt */ __raw_writew(1 << expio, PBC_INTMASK_SET_REG); } static struct irq_chip expio_irq_chip = { .name = "EXPIO(CPLD)", - .ack = expio_ack_irq, - .mask = expio_mask_irq, - .unmask = expio_unmask_irq, + .irq_ack = expio_ack_irq, + .irq_mask = expio_mask_irq, + .irq_unmask = expio_unmask_irq, }; static void __init mx31ads_init_expio(void) diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index 55254b6..de4fa992f 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -50,6 +50,7 @@ config MACH_MX51_BABBAGE config MACH_MX51_3DS bool "Support MX51PDK (3DS)" select SOC_IMX51 + select IMX_HAVE_PLATFORM_IMX_KEYPAD select IMX_HAVE_PLATFORM_IMX_UART select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX select IMX_HAVE_PLATFORM_SPI_IMX @@ -77,6 +78,7 @@ choice config MACH_EUKREA_MBIMX51_BASEBOARD prompt "Eukrea MBIMX51 development board" bool + select IMX_HAVE_PLATFORM_IMX_KEYPAD select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX help This adds board specific devices that can be found on Eukrea's @@ -124,10 +126,28 @@ config MACH_MX53_EVK bool "Support MX53 EVK platforms" select SOC_IMX53 select IMX_HAVE_PLATFORM_IMX_UART + select IMX_HAVE_PLATFORM_IMX_I2C + select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX + select IMX_HAVE_PLATFORM_SPI_IMX help Include support for MX53 EVK platform. This includes specific configurations for the board and its peripherals. +config MACH_MX53_SMD + bool "Support MX53 SMD platforms" + select SOC_IMX53 + select IMX_HAVE_PLATFORM_IMX_UART + help + Include support for MX53 SMD platform. This includes specific + configurations for the board and its peripherals. + +config MACH_MX53_LOCO + bool "Support MX53 LOCO platforms" + select SOC_IMX53 + select IMX_HAVE_PLATFORM_IMX_UART + help + Include support for MX53 LOCO platform. This includes specific + configurations for the board and its peripherals. config MACH_MX50_RDP bool "Support MX50 reference design platform" diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile index 0c398ba..0d43be9 100644 --- a/arch/arm/mach-mx5/Makefile +++ b/arch/arm/mach-mx5/Makefile @@ -10,6 +10,8 @@ obj-$(CONFIG_CPU_FREQ_IMX) += cpu_op-mx51.o obj-$(CONFIG_MACH_MX51_BABBAGE) += board-mx51_babbage.o obj-$(CONFIG_MACH_MX51_3DS) += board-mx51_3ds.o obj-$(CONFIG_MACH_MX53_EVK) += board-mx53_evk.o +obj-$(CONFIG_MACH_MX53_SMD) += board-mx53_smd.o +obj-$(CONFIG_MACH_MX53_LOCO) += board-mx53_loco.o obj-$(CONFIG_MACH_EUKREA_CPUIMX51) += board-cpuimx51.o obj-$(CONFIG_MACH_EUKREA_MBIMX51_BASEBOARD) += eukrea_mbimx51-baseboard.o obj-$(CONFIG_MACH_EUKREA_CPUIMX51SD) += board-cpuimx51sd.o diff --git a/arch/arm/mach-mx5/board-mx51_3ds.c b/arch/arm/mach-mx5/board-mx51_3ds.c index e42bd2e..49d6448 100644 --- a/arch/arm/mach-mx5/board-mx51_3ds.c +++ b/arch/arm/mach-mx5/board-mx51_3ds.c @@ -12,7 +12,6 @@ #include <linux/irq.h> #include <linux/platform_device.h> -#include <linux/input/matrix_keypad.h> #include <linux/spi/spi.h> #include <asm/mach-types.h> @@ -120,14 +119,14 @@ static int mx51_3ds_board_keymap[] = { KEY(3, 5, KEY_BACK) }; -static struct matrix_keymap_data mx51_3ds_map_data = { +static const struct matrix_keymap_data mx51_3ds_map_data __initconst = { .keymap = mx51_3ds_board_keymap, .keymap_size = ARRAY_SIZE(mx51_3ds_board_keymap), }; static void mxc_init_keypad(void) { - mxc_register_device(&mxc_keypad_device, &mx51_3ds_map_data); + imx51_add_imx_keypad(&mx51_3ds_map_data); } #else static inline void mxc_init_keypad(void) diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c index fa97d0d..caee04c 100644 --- a/arch/arm/mach-mx5/board-mx53_evk.c +++ b/arch/arm/mach-mx5/board-mx53_evk.c @@ -21,6 +21,11 @@ #include <linux/init.h> #include <linux/clk.h> +#include <linux/fec.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/spi/flash.h> +#include <linux/spi/spi.h> #include <mach/common.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -29,6 +34,10 @@ #include <mach/imx-uart.h> #include <mach/iomux-mx53.h> +#define SMD_FEC_PHY_RST IMX_GPIO_NR(7, 6) +#define EVK_ECSPI1_CS0 IMX_GPIO_NR(2, 30) +#define EVK_ECSPI1_CS1 IMX_GPIO_NR(3, 19) + #include "crm_regs.h" #include "devices-imx53.h" @@ -47,6 +56,14 @@ static iomux_v3_cfg_t mx53_evk_pads[] = { MX53_PAD_ATA_CS_1__UART3_RXD, MX53_PAD_ATA_DA_1__UART3_CTS, MX53_PAD_ATA_DA_2__UART3_RTS, + + MX53_PAD_EIM_D16__CSPI1_SCLK, + MX53_PAD_EIM_D17__CSPI1_MISO, + MX53_PAD_EIM_D18__CSPI1_MOSI, + + /* ecspi chip select lines */ + MX53_PAD_EIM_EB2__GPIO_2_30, + MX53_PAD_EIM_D19__GPIO_3_19, }; static const struct imxuart_platform_data mx53_evk_uart_pdata __initconst = { @@ -60,11 +77,68 @@ static inline void mx53_evk_init_uart(void) imx53_add_imx_uart(2, &mx53_evk_uart_pdata); } +static const struct imxi2c_platform_data mx53_evk_i2c_data __initconst = { + .bitrate = 100000, +}; + +static inline void mx53_evk_fec_reset(void) +{ + int ret; + + /* reset FEC PHY */ + ret = gpio_request(SMD_FEC_PHY_RST, "fec-phy-reset"); + if (ret) { + printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret); + return; + } + gpio_direction_output(SMD_FEC_PHY_RST, 0); + gpio_set_value(SMD_FEC_PHY_RST, 0); + msleep(1); + gpio_set_value(SMD_FEC_PHY_RST, 1); +} + +static struct fec_platform_data mx53_evk_fec_pdata = { + .phy = PHY_INTERFACE_MODE_RMII, +}; + +static struct spi_board_info mx53_evk_spi_board_info[] __initdata = { + { + .modalias = "mtd_dataflash", + .max_speed_hz = 25000000, + .bus_num = 0, + .chip_select = 1, + .mode = SPI_MODE_0, + .platform_data = NULL, + }, +}; + +static int mx53_evk_spi_cs[] = { + EVK_ECSPI1_CS0, + EVK_ECSPI1_CS1, +}; + +static const struct spi_imx_master mx53_evk_spi_data __initconst = { + .chipselect = mx53_evk_spi_cs, + .num_chipselect = ARRAY_SIZE(mx53_evk_spi_cs), +}; + static void __init mx53_evk_board_init(void) { mxc_iomux_v3_setup_multiple_pads(mx53_evk_pads, ARRAY_SIZE(mx53_evk_pads)); mx53_evk_init_uart(); + mx53_evk_fec_reset(); + imx53_add_fec(&mx53_evk_fec_pdata); + + imx53_add_imx_i2c(0, &mx53_evk_i2c_data); + imx53_add_imx_i2c(1, &mx53_evk_i2c_data); + + imx53_add_sdhci_esdhc_imx(0, NULL); + imx53_add_sdhci_esdhc_imx(1, NULL); + + spi_register_board_info(mx53_evk_spi_board_info, + ARRAY_SIZE(mx53_evk_spi_board_info)); + imx53_add_ecspi(0, &mx53_evk_spi_data); } static void __init mx53_evk_timer_init(void) diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c new file mode 100644 index 0000000..d1348e0 --- /dev/null +++ b/arch/arm/mach-mx5/board-mx53_loco.c @@ -0,0 +1,111 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include <linux/init.h> +#include <linux/clk.h> +#include <linux/fec.h> +#include <linux/delay.h> +#include <linux/gpio.h> + +#include <mach/common.h> +#include <mach/hardware.h> +#include <mach/imx-uart.h> +#include <mach/iomux-mx53.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> + +#include "crm_regs.h" +#include "devices-imx53.h" + +#define LOCO_FEC_PHY_RST IMX_GPIO_NR(7, 6) + +static iomux_v3_cfg_t mx53_loco_pads[] = { + MX53_PAD_CSI0_D10__UART1_TXD, + MX53_PAD_CSI0_D11__UART1_RXD, + MX53_PAD_ATA_DIOW__UART1_TXD, + MX53_PAD_ATA_DMACK__UART1_RXD, + + MX53_PAD_ATA_BUFFER_EN__UART2_RXD, + MX53_PAD_ATA_DMARQ__UART2_TXD, + MX53_PAD_ATA_DIOR__UART2_RTS, + MX53_PAD_ATA_INTRQ__UART2_CTS, + + MX53_PAD_ATA_CS_0__UART3_TXD, + MX53_PAD_ATA_CS_1__UART3_RXD, + MX53_PAD_ATA_DA_1__UART3_CTS, + MX53_PAD_ATA_DA_2__UART3_RTS, +}; + +static const struct imxuart_platform_data mx53_loco_uart_data __initconst = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static inline void mx53_loco_init_uart(void) +{ + imx53_add_imx_uart(0, &mx53_loco_uart_data); + imx53_add_imx_uart(1, &mx53_loco_uart_data); + imx53_add_imx_uart(2, &mx53_loco_uart_data); +} + +static inline void mx53_loco_fec_reset(void) +{ + int ret; + + /* reset FEC PHY */ + ret = gpio_request(LOCO_FEC_PHY_RST, "fec-phy-reset"); + if (ret) { + printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret); + return; + } + gpio_direction_output(LOCO_FEC_PHY_RST, 0); + msleep(1); + gpio_set_value(LOCO_FEC_PHY_RST, 1); +} + +static struct fec_platform_data mx53_loco_fec_data = { + .phy = PHY_INTERFACE_MODE_RMII, +}; + +static void __init mx53_loco_board_init(void) +{ + mxc_iomux_v3_setup_multiple_pads(mx53_loco_pads, + ARRAY_SIZE(mx53_loco_pads)); + mx53_loco_init_uart(); + mx53_loco_fec_reset(); + imx53_add_fec(&mx53_loco_fec_data); +} + +static void __init mx53_loco_timer_init(void) +{ + mx53_clocks_init(32768, 24000000, 0, 0); +} + +static struct sys_timer mx53_loco_timer = { + .init = mx53_loco_timer_init, +}; + +MACHINE_START(MX53_LOCO, "Freescale MX53 LOCO Board") + .map_io = mx53_map_io, + .init_irq = mx53_init_irq, + .init_machine = mx53_loco_board_init, + .timer = &mx53_loco_timer, +MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx53_smd.c b/arch/arm/mach-mx5/board-mx53_smd.c new file mode 100644 index 0000000..7970f7a --- /dev/null +++ b/arch/arm/mach-mx5/board-mx53_smd.c @@ -0,0 +1,111 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include <linux/init.h> +#include <linux/clk.h> +#include <linux/fec.h> +#include <linux/delay.h> +#include <linux/gpio.h> + +#include <mach/common.h> +#include <mach/hardware.h> +#include <mach/imx-uart.h> +#include <mach/iomux-mx53.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> + +#include "crm_regs.h" +#include "devices-imx53.h" + +#define SMD_FEC_PHY_RST IMX_GPIO_NR(7, 6) + +static iomux_v3_cfg_t mx53_smd_pads[] = { + MX53_PAD_CSI0_D10__UART1_TXD, + MX53_PAD_CSI0_D11__UART1_RXD, + MX53_PAD_ATA_DIOW__UART1_TXD, + MX53_PAD_ATA_DMACK__UART1_RXD, + + MX53_PAD_ATA_BUFFER_EN__UART2_RXD, + MX53_PAD_ATA_DMARQ__UART2_TXD, + MX53_PAD_ATA_DIOR__UART2_RTS, + MX53_PAD_ATA_INTRQ__UART2_CTS, + + MX53_PAD_ATA_CS_0__UART3_TXD, + MX53_PAD_ATA_CS_1__UART3_RXD, + MX53_PAD_ATA_DA_1__UART3_CTS, + MX53_PAD_ATA_DA_2__UART3_RTS, +}; + +static const struct imxuart_platform_data mx53_smd_uart_data __initconst = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static inline void mx53_smd_init_uart(void) +{ + imx53_add_imx_uart(0, &mx53_smd_uart_data); + imx53_add_imx_uart(1, &mx53_smd_uart_data); + imx53_add_imx_uart(2, &mx53_smd_uart_data); +} + +static inline void mx53_smd_fec_reset(void) +{ + int ret; + + /* reset FEC PHY */ + ret = gpio_request(SMD_FEC_PHY_RST, "fec-phy-reset"); + if (ret) { + printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret); + return; + } + gpio_direction_output(SMD_FEC_PHY_RST, 0); + msleep(1); + gpio_set_value(SMD_FEC_PHY_RST, 1); +} + +static struct fec_platform_data mx53_smd_fec_data = { + .phy = PHY_INTERFACE_MODE_RMII, +}; + +static void __init mx53_smd_board_init(void) +{ + mxc_iomux_v3_setup_multiple_pads(mx53_smd_pads, + ARRAY_SIZE(mx53_smd_pads)); + mx53_smd_init_uart(); + mx53_smd_fec_reset(); + imx53_add_fec(&mx53_smd_fec_data); +} + +static void __init mx53_smd_timer_init(void) +{ + mx53_clocks_init(32768, 24000000, 22579200, 0); +} + +static struct sys_timer mx53_smd_timer = { + .init = mx53_smd_timer_init, +}; + +MACHINE_START(MX53_SMD, "Freescale MX53 SMD Board") + .map_io = mx53_map_io, + .init_irq = mx53_init_irq, + .init_machine = mx53_smd_board_init, + .timer = &mx53_smd_timer, +MACHINE_END diff --git a/arch/arm/mach-mx5/clock-mx51-mx53.c b/arch/arm/mach-mx5/clock-mx51-mx53.c index 785e1a3..0a19e75 100644 --- a/arch/arm/mach-mx5/clock-mx51-mx53.c +++ b/arch/arm/mach-mx5/clock-mx51-mx53.c @@ -1191,6 +1191,11 @@ DEFINE_CLOCK(gpt_ipg_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG10_OFFSET, DEFINE_CLOCK(gpt_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG9_OFFSET, NULL, NULL, &ipg_clk, &gpt_ipg_clk); +DEFINE_CLOCK(pwm1_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG6_OFFSET, + NULL, NULL, &ipg_clk, NULL); +DEFINE_CLOCK(pwm2_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG8_OFFSET, + NULL, NULL, &ipg_clk, NULL); + /* I2C */ DEFINE_CLOCK(i2c1_clk, 0, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG9_OFFSET, NULL, NULL, &ipg_clk, NULL); @@ -1283,6 +1288,8 @@ static struct clk_lookup mx51_lookups[] = { _REGISTER_CLOCK("imx-uart.2", NULL, uart3_clk) _REGISTER_CLOCK(NULL, "gpt", gpt_clk) _REGISTER_CLOCK("fec.0", NULL, fec_clk) + _REGISTER_CLOCK("mxc_pwm.0", "pwm", pwm1_clk) + _REGISTER_CLOCK("mxc_pwm.1", "pwm", pwm2_clk) _REGISTER_CLOCK("imx-i2c.0", NULL, i2c1_clk) _REGISTER_CLOCK("imx-i2c.1", NULL, i2c2_clk) _REGISTER_CLOCK("imx-i2c.2", NULL, hsi2c_clk) @@ -1295,7 +1302,7 @@ static struct clk_lookup mx51_lookups[] = { _REGISTER_CLOCK("mxc-ehci.2", "usb_ahb", usb_ahb_clk) _REGISTER_CLOCK("fsl-usb2-udc", "usb", usboh3_clk) _REGISTER_CLOCK("fsl-usb2-udc", "usb_ahb", ahb_clk) - _REGISTER_CLOCK("imx-keypad.0", NULL, kpp_clk) + _REGISTER_CLOCK("imx-keypad", NULL, kpp_clk) _REGISTER_CLOCK("mxc_nand", NULL, nfc_clk) _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) @@ -1326,6 +1333,13 @@ static struct clk_lookup mx53_lookups[] = { _REGISTER_CLOCK(NULL, "gpt", gpt_clk) _REGISTER_CLOCK("fec.0", NULL, fec_clk) _REGISTER_CLOCK(NULL, "iim_clk", iim_clk) + _REGISTER_CLOCK("imx-i2c.0", NULL, i2c1_clk) + _REGISTER_CLOCK("imx-i2c.1", NULL, i2c2_clk) + _REGISTER_CLOCK("sdhci-esdhc-imx.0", NULL, esdhc1_clk) + _REGISTER_CLOCK("sdhci-esdhc-imx.1", NULL, esdhc2_clk) + _REGISTER_CLOCK("imx53-ecspi.0", NULL, ecspi1_clk) + _REGISTER_CLOCK("imx53-ecspi.1", NULL, ecspi2_clk) + _REGISTER_CLOCK("imx53-cspi.0", NULL, cspi_clk) }; static void clk_tree_init(void) @@ -1363,7 +1377,6 @@ int __init mx51_clocks_init(unsigned long ckil, unsigned long osc, clk_tree_init(); - clk_set_parent(&uart_root_clk, &pll3_sw_clk); clk_enable(&cpu_clk); clk_enable(&main_bus_clk); @@ -1406,6 +1419,7 @@ int __init mx53_clocks_init(unsigned long ckil, unsigned long osc, clk_tree_init(); + clk_set_parent(&uart_root_clk, &pll3_sw_clk); clk_enable(&cpu_clk); clk_enable(&main_bus_clk); diff --git a/arch/arm/mach-mx5/devices-imx51.h b/arch/arm/mach-mx5/devices-imx51.h index 6302e46..7fff485 100644 --- a/arch/arm/mach-mx5/devices-imx51.h +++ b/arch/arm/mach-mx5/devices-imx51.h @@ -47,3 +47,11 @@ extern const struct imx_spi_imx_data imx51_ecspi_data[] __initconst; extern const struct imx_imx2_wdt_data imx51_imx2_wdt_data[] __initconst; #define imx51_add_imx2_wdt(id, pdata) \ imx_add_imx2_wdt(&imx51_imx2_wdt_data[id]) + +extern const struct imx_mxc_pwm_data imx51_mxc_pwm_data[] __initconst; +#define imx51_add_mxc_pwm(id) \ + imx_add_mxc_pwm(&imx51_mxc_pwm_data[id]) + +extern const struct imx_imx_keypad_data imx51_imx_keypad_data __initconst; +#define imx51_add_imx_keypad(pdata) \ + imx_add_imx_keypad(&imx51_imx_keypad_data, pdata) diff --git a/arch/arm/mach-mx5/devices-imx53.h b/arch/arm/mach-mx5/devices-imx53.h index 9d0ec25..8639735 100644 --- a/arch/arm/mach-mx5/devices-imx53.h +++ b/arch/arm/mach-mx5/devices-imx53.h @@ -8,6 +8,24 @@ #include <mach/mx53.h> #include <mach/devices-common.h> +extern const struct imx_fec_data imx53_fec_data __initconst; +#define imx53_add_fec(pdata) \ + imx_add_fec(&imx53_fec_data, pdata) + extern const struct imx_imx_uart_1irq_data imx53_imx_uart_data[] __initconst; #define imx53_add_imx_uart(id, pdata) \ imx_add_imx_uart_1irq(&imx53_imx_uart_data[id], pdata) + + +extern const struct imx_imx_i2c_data imx53_imx_i2c_data[] __initconst; +#define imx53_add_imx_i2c(id, pdata) \ + imx_add_imx_i2c(&imx53_imx_i2c_data[id], pdata) + +extern const struct imx_sdhci_esdhc_imx_data +imx53_sdhci_esdhc_imx_data[] __initconst; +#define imx53_add_sdhci_esdhc_imx(id, pdata) \ + imx_add_sdhci_esdhc_imx(&imx53_sdhci_esdhc_imx_data[id], pdata) + +extern const struct imx_spi_imx_data imx53_ecspi_data[] __initconst; +#define imx53_add_ecspi(id, pdata) \ + imx_add_spi_imx(&imx53_ecspi_data[id], pdata) diff --git a/arch/arm/mach-mx5/devices.c b/arch/arm/mach-mx5/devices.c index 1bda5cb..153ada5 100644 --- a/arch/arm/mach-mx5/devices.c +++ b/arch/arm/mach-mx5/devices.c @@ -120,25 +120,6 @@ struct platform_device mxc_usbh2_device = { }, }; -static struct resource mxc_kpp_resources[] = { - { - .start = MX51_MXC_INT_KPP, - .end = MX51_MXC_INT_KPP, - .flags = IORESOURCE_IRQ, - } , { - .start = MX51_KPP_BASE_ADDR, - .end = MX51_KPP_BASE_ADDR + 0x8 - 1, - .flags = IORESOURCE_MEM, - }, -}; - -struct platform_device mxc_keypad_device = { - .name = "imx-keypad", - .id = 0, - .num_resources = ARRAY_SIZE(mxc_kpp_resources), - .resource = mxc_kpp_resources, -}; - static struct mxc_gpio_port mxc_gpio_ports[] = { { .chip.label = "gpio-0", diff --git a/arch/arm/mach-mx5/devices.h b/arch/arm/mach-mx5/devices.h index 16891aa..55a5129 100644 --- a/arch/arm/mach-mx5/devices.h +++ b/arch/arm/mach-mx5/devices.h @@ -3,4 +3,3 @@ extern struct platform_device mxc_usbh1_device; extern struct platform_device mxc_usbh2_device; extern struct platform_device mxc_usbdr_udc_device; extern struct platform_device mxc_hsi2c_device; -extern struct platform_device mxc_keypad_device; diff --git a/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c b/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c index c96d018..e83ffad 100644 --- a/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c +++ b/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c @@ -21,7 +21,6 @@ #include <linux/fsl_devices.h> #include <linux/i2c/tsc2007.h> #include <linux/leds.h> -#include <linux/input/matrix_keypad.h> #include <mach/common.h> #include <mach/hardware.h> @@ -157,7 +156,7 @@ static int mbimx51_keymap[] = { KEY(3, 3, KEY_ENTER), }; -static struct matrix_keymap_data mbimx51_map_data = { +static const struct matrix_keymap_data mbimx51_map_data __initconst = { .keymap = mbimx51_keymap, .keymap_size = ARRAY_SIZE(mbimx51_keymap), }; @@ -209,7 +208,7 @@ void __init eukrea_mbimx51_baseboard_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); - mxc_register_device(&mxc_keypad_device, &mbimx51_map_data); + imx51_add_imx_keypad(&mbimx51_map_data); gpio_request(MBIMX51_TSC2007_GPIO, "tsc2007_irq"); gpio_direction_input(MBIMX51_TSC2007_GPIO); diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig index c4ac7b4..8bfc8df 100644 --- a/arch/arm/mach-mxs/Kconfig +++ b/arch/arm/mach-mxs/Kconfig @@ -15,7 +15,7 @@ comment "MXS platforms:" config MACH_MX23EVK bool "Support MX23EVK Platform" select SOC_IMX23 - select MXS_HAVE_PLATFORM_DUART + select MXS_HAVE_AMBA_DUART default y help Include support for MX23EVK platform. This includes specific @@ -24,7 +24,7 @@ config MACH_MX23EVK config MACH_MX28EVK bool "Support MX28EVK Platform" select SOC_IMX28 - select MXS_HAVE_PLATFORM_DUART + select MXS_HAVE_AMBA_DUART select MXS_HAVE_PLATFORM_FEC default y help diff --git a/arch/arm/mach-mxs/clock-mx23.c b/arch/arm/mach-mxs/clock-mx23.c index 8f5a19a..b1a362e 100644 --- a/arch/arm/mach-mxs/clock-mx23.c +++ b/arch/arm/mach-mxs/clock-mx23.c @@ -21,6 +21,7 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/jiffies.h> +#include <linux/clkdev.h> #include <asm/clkdev.h> #include <asm/div64.h> @@ -437,10 +438,12 @@ _DEFINE_CLOCK(clk32k_clk, XTAL, TIMROT_CLK32K_GATE, &ref_xtal_clk); }, static struct clk_lookup lookups[] = { - _REGISTER_CLOCK("mxs-duart.0", NULL, uart_clk) + /* for amba bus driver */ + _REGISTER_CLOCK("duart", "apb_pclk", xbus_clk) + /* for amba-pl011 driver */ + _REGISTER_CLOCK("duart", NULL, uart_clk) _REGISTER_CLOCK("rtc", NULL, rtc_clk) _REGISTER_CLOCK(NULL, "hclk", hbus_clk) - _REGISTER_CLOCK(NULL, "xclk", xbus_clk) _REGISTER_CLOCK(NULL, "usb", usb_clk) _REGISTER_CLOCK(NULL, "audio", audio_clk) _REGISTER_CLOCK(NULL, "pwm", pwm_clk) @@ -518,6 +521,12 @@ int __init mx23_clocks_init(void) { clk_misc_init(); + clk_enable(&cpu_clk); + clk_enable(&hbus_clk); + clk_enable(&xbus_clk); + clk_enable(&emi_clk); + clk_enable(&uart_clk); + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); mxs_timer_init(&clk32k_clk, MX23_INT_TIMER0); diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c index 74e2103..56312c0 100644 --- a/arch/arm/mach-mxs/clock-mx28.c +++ b/arch/arm/mach-mxs/clock-mx28.c @@ -21,6 +21,7 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/jiffies.h> +#include <linux/clkdev.h> #include <asm/clkdev.h> #include <asm/div64.h> @@ -602,7 +603,12 @@ _DEFINE_CLOCK(fec_clk, ENET, DISABLE, &hbus_clk); }, static struct clk_lookup lookups[] = { - _REGISTER_CLOCK("mxs-duart.0", NULL, uart_clk) + /* for amba bus driver */ + _REGISTER_CLOCK("duart", "apb_pclk", xbus_clk) + /* for amba-pl011 driver */ + _REGISTER_CLOCK("duart", NULL, uart_clk) + _REGISTER_CLOCK("imx28-fec.0", NULL, fec_clk) + _REGISTER_CLOCK("imx28-fec.1", NULL, fec_clk) _REGISTER_CLOCK("fec.0", NULL, fec_clk) _REGISTER_CLOCK("rtc", NULL, rtc_clk) _REGISTER_CLOCK("pll2", NULL, pll2_clk) @@ -726,6 +732,12 @@ int __init mx28_clocks_init(void) { clk_misc_init(); + clk_enable(&cpu_clk); + clk_enable(&hbus_clk); + clk_enable(&xbus_clk); + clk_enable(&emi_clk); + clk_enable(&uart_clk); + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); mxs_timer_init(&clk32k_clk, MX28_INT_TIMER0); diff --git a/arch/arm/mach-mxs/devices-mx23.h b/arch/arm/mach-mxs/devices-mx23.h index d0f49fc..1256788 100644 --- a/arch/arm/mach-mxs/devices-mx23.h +++ b/arch/arm/mach-mxs/devices-mx23.h @@ -11,6 +11,6 @@ #include <mach/mx23.h> #include <mach/devices-common.h> -extern const struct mxs_duart_data mx23_duart_data __initconst; +extern const struct amba_device mx23_duart_device __initconst; #define mx23_add_duart() \ - mxs_add_duart(&mx23_duart_data) + mxs_add_duart(&mx23_duart_device) diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h index 00b736c..33773a6 100644 --- a/arch/arm/mach-mxs/devices-mx28.h +++ b/arch/arm/mach-mxs/devices-mx28.h @@ -11,9 +11,9 @@ #include <mach/mx28.h> #include <mach/devices-common.h> -extern const struct mxs_duart_data mx28_duart_data __initconst; +extern const struct amba_device mx28_duart_device __initconst; #define mx28_add_duart() \ - mxs_add_duart(&mx28_duart_data) + mxs_add_duart(&mx28_duart_device) extern const struct mxs_fec_data mx28_fec_data[] __initconst; #define mx28_add_fec(id, pdata) \ diff --git a/arch/arm/mach-mxs/devices.c b/arch/arm/mach-mxs/devices.c index 6b60f02..c20d547 100644 --- a/arch/arm/mach-mxs/devices.c +++ b/arch/arm/mach-mxs/devices.c @@ -19,9 +19,8 @@ #include <linux/kernel.h> #include <linux/slab.h> #include <linux/init.h> -#include <linux/err.h> #include <linux/platform_device.h> -#include <mach/common.h> +#include <linux/amba/bus.h> struct platform_device *__init mxs_add_platform_device_dmamask( const char *name, int id, @@ -73,3 +72,17 @@ err: return pdev; } + +int __init mxs_add_amba_device(const struct amba_device *dev) +{ + struct amba_device *adev = kmalloc(sizeof(*adev), GFP_KERNEL); + + if (!adev) { + pr_err("%s: failed to allocate memory", __func__); + return -ENOMEM; + } + + *adev = *dev; + + return amba_device_register(adev, &iomem_resource); +} diff --git a/arch/arm/mach-mxs/devices/Kconfig b/arch/arm/mach-mxs/devices/Kconfig index a35a2dc..cf7dc1a 100644 --- a/arch/arm/mach-mxs/devices/Kconfig +++ b/arch/arm/mach-mxs/devices/Kconfig @@ -1,5 +1,6 @@ -config MXS_HAVE_PLATFORM_DUART +config MXS_HAVE_AMBA_DUART bool + select ARM_AMBA config MXS_HAVE_PLATFORM_FEC bool diff --git a/arch/arm/mach-mxs/devices/Makefile b/arch/arm/mach-mxs/devices/Makefile index 4b5266a..d0a09f6 100644 --- a/arch/arm/mach-mxs/devices/Makefile +++ b/arch/arm/mach-mxs/devices/Makefile @@ -1,2 +1,2 @@ -obj-$(CONFIG_MXS_HAVE_PLATFORM_DUART) += platform-duart.o +obj-$(CONFIG_MXS_HAVE_AMBA_DUART) += amba-duart.o obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o diff --git a/arch/arm/mach-mxs/devices/amba-duart.c b/arch/arm/mach-mxs/devices/amba-duart.c new file mode 100644 index 0000000..a559db0 --- /dev/null +++ b/arch/arm/mach-mxs/devices/amba-duart.c @@ -0,0 +1,40 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> + * + * Copyright 2010 Freescale Semiconductor, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include <asm/irq.h> +#include <mach/mx23.h> +#include <mach/mx28.h> +#include <mach/devices-common.h> + +#define MXS_AMBA_DUART_DEVICE(name, soc) \ +const struct amba_device name##_device __initconst = { \ + .dev = { \ + .init_name = "duart", \ + }, \ + .res = { \ + .start = soc ## _DUART_BASE_ADDR, \ + .end = (soc ## _DUART_BASE_ADDR) + SZ_8K - 1, \ + .flags = IORESOURCE_MEM, \ + }, \ + .irq = {soc ## _INT_DUART, NO_IRQ}, \ +} + +#ifdef CONFIG_SOC_IMX23 +MXS_AMBA_DUART_DEVICE(mx23_duart, MX23); +#endif + +#ifdef CONFIG_SOC_IMX28 +MXS_AMBA_DUART_DEVICE(mx28_duart, MX28); +#endif + +int __init mxs_add_duart(const struct amba_device *dev) +{ + return mxs_add_amba_device(dev); +} diff --git a/arch/arm/mach-mxs/devices/platform-duart.c b/arch/arm/mach-mxs/devices/platform-duart.c deleted file mode 100644 index 2fe0df5..0000000 --- a/arch/arm/mach-mxs/devices/platform-duart.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Copyright (C) 2009-2010 Pengutronix - * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * Copyright 2010 Freescale Semiconductor, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. - */ -#include <mach/mx23.h> -#include <mach/mx28.h> -#include <mach/devices-common.h> - -#define mxs_duart_data_entry(soc) \ - { \ - .iobase = soc ## _DUART_BASE_ADDR, \ - .irq = soc ## _INT_DUART, \ - } - -#ifdef CONFIG_SOC_IMX23 -const struct mxs_duart_data mx23_duart_data __initconst = - mxs_duart_data_entry(MX23); -#endif - -#ifdef CONFIG_SOC_IMX28 -const struct mxs_duart_data mx28_duart_data __initconst = - mxs_duart_data_entry(MX28); -#endif - -struct platform_device *__init mxs_add_duart( - const struct mxs_duart_data *data) -{ - struct resource res[] = { - { - .start = data->iobase, - .end = data->iobase + SZ_8K - 1, - .flags = IORESOURCE_MEM, - }, { - .start = data->irq, - .end = data->irq, - .flags = IORESOURCE_IRQ, - }, - }; - - return mxs_add_platform_device("mxs-duart", 0, res, ARRAY_SIZE(res), - NULL, 0); -} diff --git a/arch/arm/mach-mxs/devices/platform-fec.c b/arch/arm/mach-mxs/devices/platform-fec.c index c08168c..c42dff7 100644 --- a/arch/arm/mach-mxs/devices/platform-fec.c +++ b/arch/arm/mach-mxs/devices/platform-fec.c @@ -45,6 +45,6 @@ struct platform_device *__init mxs_add_fec( }, }; - return mxs_add_platform_device("fec", data->id, + return mxs_add_platform_device("imx28-fec", data->id, res, ARRAY_SIZE(res), pdata, sizeof(*pdata)); } diff --git a/arch/arm/mach-mxs/include/mach/devices-common.h b/arch/arm/mach-mxs/include/mach/devices-common.h index 3da48d4..6c3d1a1 100644 --- a/arch/arm/mach-mxs/include/mach/devices-common.h +++ b/arch/arm/mach-mxs/include/mach/devices-common.h @@ -9,6 +9,7 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/init.h> +#include <linux/amba/bus.h> struct platform_device *mxs_add_platform_device_dmamask( const char *name, int id, @@ -24,14 +25,10 @@ static inline struct platform_device *mxs_add_platform_device( name, id, res, num_resources, data, size_data, 0); } +int __init mxs_add_amba_device(const struct amba_device *dev); + /* duart */ -struct mxs_duart_data { - resource_size_t iobase; - resource_size_t iosize; - resource_size_t irq; -}; -struct platform_device *__init mxs_add_duart( - const struct mxs_duart_data *data); +int __init mxs_add_duart(const struct amba_device *dev); /* fec */ #include <linux/fec.h> diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c index d162e95..8e2c597 100644 --- a/arch/arm/mach-mxs/mach-mx28evk.c +++ b/arch/arm/mach-mxs/mach-mx28evk.c @@ -57,6 +57,19 @@ static const iomux_cfg_t mx28evk_pads[] __initconst = { (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), MX28_PAD_ENET_CLK__CLKCTRL_ENET | (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + /* fec1 */ + MX28_PAD_ENET0_CRS__ENET1_RX_EN | + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + MX28_PAD_ENET0_RXD2__ENET1_RXD0 | + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + MX28_PAD_ENET0_RXD3__ENET1_RXD1 | + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + MX28_PAD_ENET0_COL__ENET1_TX_EN | + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + MX28_PAD_ENET0_TXD2__ENET1_TXD0 | + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + MX28_PAD_ENET0_TXD3__ENET1_TXD1 | + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), /* phy power line */ MX28_PAD_SSP1_DATA3__GPIO_2_15 | (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), @@ -106,8 +119,14 @@ static void __init mx28evk_fec_reset(void) gpio_set_value(MX28EVK_FEC_PHY_RESET, 1); } -static const struct fec_platform_data mx28_fec_pdata __initconst = { - .phy = PHY_INTERFACE_MODE_RMII, +static struct fec_platform_data mx28_fec_pdata[] = { + { + /* fec0 */ + .phy = PHY_INTERFACE_MODE_RMII, + }, { + /* fec1 */ + .phy = PHY_INTERFACE_MODE_RMII, + }, }; static void __init mx28evk_init(void) @@ -117,7 +136,8 @@ static void __init mx28evk_init(void) mx28_add_duart(); mx28evk_fec_reset(); - mx28_add_fec(0, &mx28_fec_pdata); + mx28_add_fec(0, &mx28_fec_pdata[0]); + mx28_add_fec(1, &mx28_fec_pdata[1]); } static void __init mx28evk_timer_init(void) diff --git a/arch/arm/mach-netx/generic.c b/arch/arm/mach-netx/generic.c index 43da8bb..29ffa75 100644 --- a/arch/arm/mach-netx/generic.c +++ b/arch/arm/mach-netx/generic.c @@ -88,13 +88,13 @@ netx_hif_demux_handler(unsigned int irq_unused, struct irq_desc *desc) } static int -netx_hif_irq_type(unsigned int _irq, unsigned int type) +netx_hif_irq_type(struct irq_data *d, unsigned int type) { unsigned int val, irq; val = readl(NETX_DPMAS_IF_CONF1); - irq = _irq - NETX_IRQ_HIF_CHAINED(0); + irq = d->irq - NETX_IRQ_HIF_CHAINED(0); if (type & IRQ_TYPE_EDGE_RISING) { DEBUG_IRQ("rising edges\n"); @@ -119,49 +119,49 @@ netx_hif_irq_type(unsigned int _irq, unsigned int type) } static void -netx_hif_ack_irq(unsigned int _irq) +netx_hif_ack_irq(struct irq_data *d) { unsigned int val, irq; - irq = _irq - NETX_IRQ_HIF_CHAINED(0); + irq = d->irq - NETX_IRQ_HIF_CHAINED(0); writel((1 << 24) << irq, NETX_DPMAS_INT_STAT); val = readl(NETX_DPMAS_INT_EN); val &= ~((1 << 24) << irq); writel(val, NETX_DPMAS_INT_EN); - DEBUG_IRQ("%s: irq %d\n", __func__, _irq); + DEBUG_IRQ("%s: irq %d\n", __func__, d->irq); } static void -netx_hif_mask_irq(unsigned int _irq) +netx_hif_mask_irq(struct irq_data *d) { unsigned int val, irq; - irq = _irq - NETX_IRQ_HIF_CHAINED(0); + irq = d->irq - NETX_IRQ_HIF_CHAINED(0); val = readl(NETX_DPMAS_INT_EN); val &= ~((1 << 24) << irq); writel(val, NETX_DPMAS_INT_EN); - DEBUG_IRQ("%s: irq %d\n", __func__, _irq); + DEBUG_IRQ("%s: irq %d\n", __func__, d->irq); } static void -netx_hif_unmask_irq(unsigned int _irq) +netx_hif_unmask_irq(struct irq_data *d) { unsigned int val, irq; - irq = _irq - NETX_IRQ_HIF_CHAINED(0); + irq = d->irq - NETX_IRQ_HIF_CHAINED(0); val = readl(NETX_DPMAS_INT_EN); val |= (1 << 24) << irq; writel(val, NETX_DPMAS_INT_EN); - DEBUG_IRQ("%s: irq %d\n", __func__, _irq); + DEBUG_IRQ("%s: irq %d\n", __func__, d->irq); } static struct irq_chip netx_hif_chip = { - .ack = netx_hif_ack_irq, - .mask = netx_hif_mask_irq, - .unmask = netx_hif_unmask_irq, - .set_type = netx_hif_irq_type, + .irq_ack = netx_hif_ack_irq, + .irq_mask = netx_hif_mask_irq, + .irq_unmask = netx_hif_unmask_irq, + .irq_set_type = netx_hif_irq_type, }; void __init netx_init_irq(void) diff --git a/arch/arm/mach-ns9xxx/board-a9m9750dev.c b/arch/arm/mach-ns9xxx/board-a9m9750dev.c index b45bb3b..0c0d524 100644 --- a/arch/arm/mach-ns9xxx/board-a9m9750dev.c +++ b/arch/arm/mach-ns9xxx/board-a9m9750dev.c @@ -37,44 +37,44 @@ void __init board_a9m9750dev_map_io(void) ARRAY_SIZE(board_a9m9750dev_io_desc)); } -static void a9m9750dev_fpga_ack_irq(unsigned int irq) +static void a9m9750dev_fpga_ack_irq(struct irq_data *d) { /* nothing */ } -static void a9m9750dev_fpga_mask_irq(unsigned int irq) +static void a9m9750dev_fpga_mask_irq(struct irq_data *d) { u8 ier; ier = __raw_readb(FPGA_IER); - ier &= ~(1 << (irq - FPGA_IRQ(0))); + ier &= ~(1 << (d->irq - FPGA_IRQ(0))); __raw_writeb(ier, FPGA_IER); } -static void a9m9750dev_fpga_maskack_irq(unsigned int irq) +static void a9m9750dev_fpga_maskack_irq(struct irq_data *d) { - a9m9750dev_fpga_mask_irq(irq); - a9m9750dev_fpga_ack_irq(irq); + a9m9750dev_fpga_mask_irq(d); + a9m9750dev_fpga_ack_irq(d); } -static void a9m9750dev_fpga_unmask_irq(unsigned int irq) +static void a9m9750dev_fpga_unmask_irq(struct irq_data *d) { u8 ier; ier = __raw_readb(FPGA_IER); - ier |= 1 << (irq - FPGA_IRQ(0)); + ier |= 1 << (d->irq - FPGA_IRQ(0)); __raw_writeb(ier, FPGA_IER); } static struct irq_chip a9m9750dev_fpga_chip = { - .ack = a9m9750dev_fpga_ack_irq, - .mask = a9m9750dev_fpga_mask_irq, - .mask_ack = a9m9750dev_fpga_maskack_irq, - .unmask = a9m9750dev_fpga_unmask_irq, + .irq_ack = a9m9750dev_fpga_ack_irq, + .irq_mask = a9m9750dev_fpga_mask_irq, + .irq_mask_ack = a9m9750dev_fpga_maskack_irq, + .irq_unmask = a9m9750dev_fpga_unmask_irq, }; static void a9m9750dev_fpga_demux_handler(unsigned int irq, @@ -82,7 +82,7 @@ static void a9m9750dev_fpga_demux_handler(unsigned int irq, { u8 stat = __raw_readb(FPGA_ISR); - desc->chip->mask_ack(irq); + desc->irq_data.chip->irq_mask_ack(&desc->irq_data); while (stat != 0) { int irqno = fls(stat) - 1; @@ -92,7 +92,7 @@ static void a9m9750dev_fpga_demux_handler(unsigned int irq, generic_handle_irq(FPGA_IRQ(irqno)); } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } void __init board_a9m9750dev_init_irq(void) diff --git a/arch/arm/mach-ns9xxx/irq.c b/arch/arm/mach-ns9xxx/irq.c index 038f24d..389fa5c 100644 --- a/arch/arm/mach-ns9xxx/irq.c +++ b/arch/arm/mach-ns9xxx/irq.c @@ -22,40 +22,40 @@ #define irq2prio(i) (i) #define prio2irq(p) (p) -static void ns9xxx_mask_irq(unsigned int irq) +static void ns9xxx_mask_irq(struct irq_data *d) { /* XXX: better use cpp symbols */ - int prio = irq2prio(irq); + int prio = irq2prio(d->irq); u32 ic = __raw_readl(SYS_IC(prio / 4)); ic &= ~(1 << (7 + 8 * (3 - (prio & 3)))); __raw_writel(ic, SYS_IC(prio / 4)); } -static void ns9xxx_ack_irq(unsigned int irq) +static void ns9xxx_ack_irq(struct irq_data *d) { __raw_writel(0, SYS_ISRADDR); } -static void ns9xxx_maskack_irq(unsigned int irq) +static void ns9xxx_maskack_irq(struct irq_data *d) { - ns9xxx_mask_irq(irq); - ns9xxx_ack_irq(irq); + ns9xxx_mask_irq(d); + ns9xxx_ack_irq(d); } -static void ns9xxx_unmask_irq(unsigned int irq) +static void ns9xxx_unmask_irq(struct irq_data *d) { /* XXX: better use cpp symbols */ - int prio = irq2prio(irq); + int prio = irq2prio(d->irq); u32 ic = __raw_readl(SYS_IC(prio / 4)); ic |= 1 << (7 + 8 * (3 - (prio & 3))); __raw_writel(ic, SYS_IC(prio / 4)); } static struct irq_chip ns9xxx_chip = { - .ack = ns9xxx_ack_irq, - .mask = ns9xxx_mask_irq, - .mask_ack = ns9xxx_maskack_irq, - .unmask = ns9xxx_unmask_irq, + .irq_ack = ns9xxx_ack_irq, + .irq_mask = ns9xxx_mask_irq, + .irq_mask_ack = ns9xxx_maskack_irq, + .irq_unmask = ns9xxx_unmask_irq, }; #if 0 @@ -92,10 +92,10 @@ static void handle_prio_irq(unsigned int irq, struct irq_desc *desc) if (desc->status & IRQ_DISABLED) out_mask: - desc->chip->mask(irq); + desc->irq_data.chip->irq_mask(&desc->irq_data); /* ack unconditionally to unmask lower prio irqs */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); raw_spin_unlock(&desc->lock); } diff --git a/arch/arm/mach-nuc93x/irq.c b/arch/arm/mach-nuc93x/irq.c index a7a88ea..1f8a05a 100644 --- a/arch/arm/mach-nuc93x/irq.c +++ b/arch/arm/mach-nuc93x/irq.c @@ -25,9 +25,9 @@ #include <mach/hardware.h> #include <mach/regs-irq.h> -static void nuc93x_irq_mask(unsigned int irq) +static void nuc93x_irq_mask(struct irq_data *d) { - __raw_writel(1 << irq, REG_AIC_MDCR); + __raw_writel(1 << d->irq, REG_AIC_MDCR); } /* @@ -35,21 +35,21 @@ static void nuc93x_irq_mask(unsigned int irq) * to REG_AIC_EOSCR for ACK */ -static void nuc93x_irq_ack(unsigned int irq) +static void nuc93x_irq_ack(struct irq_data *d) { __raw_writel(0x01, REG_AIC_EOSCR); } -static void nuc93x_irq_unmask(unsigned int irq) +static void nuc93x_irq_unmask(struct irq_data *d) { - __raw_writel(1 << irq, REG_AIC_MECR); + __raw_writel(1 << d->irq, REG_AIC_MECR); } static struct irq_chip nuc93x_irq_chip = { - .ack = nuc93x_irq_ack, - .mask = nuc93x_irq_mask, - .unmask = nuc93x_irq_unmask, + .irq_ack = nuc93x_irq_ack, + .irq_mask = nuc93x_irq_mask, + .irq_unmask = nuc93x_irq_unmask, }; void __init nuc93x_init_irq(void) diff --git a/arch/arm/mach-omap1/ams-delta-fiq.c b/arch/arm/mach-omap1/ams-delta-fiq.c index 6c994e2..152b32c 100644 --- a/arch/arm/mach-omap1/ams-delta-fiq.c +++ b/arch/arm/mach-omap1/ams-delta-fiq.c @@ -49,7 +49,7 @@ static irqreturn_t deferred_fiq(int irq, void *dev_id) irq_desc = irq_to_desc(IH_GPIO_BASE); if (irq_desc) - irq_chip = irq_desc->chip; + irq_chip = irq_desc->irq_data.chip; /* * For each handled GPIO interrupt, keep calling its interrupt handler @@ -62,13 +62,15 @@ static irqreturn_t deferred_fiq(int irq, void *dev_id) while (irq_counter[gpio] < fiq_count) { if (gpio != AMS_DELTA_GPIO_PIN_KEYBRD_CLK) { + struct irq_data *d = irq_get_irq_data(irq_num); + /* * It looks like handle_edge_irq() that * OMAP GPIO edge interrupts default to, * expects interrupt already unmasked. */ - if (irq_chip && irq_chip->unmask) - irq_chip->unmask(irq_num); + if (irq_chip && irq_chip->irq_unmask) + irq_chip->irq_unmask(d); } generic_handle_irq(irq_num); diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c index 8780e75..0ace799 100644 --- a/arch/arm/mach-omap1/fpga.c +++ b/arch/arm/mach-omap1/fpga.c @@ -30,9 +30,9 @@ #include <plat/fpga.h> #include <mach/gpio.h> -static void fpga_mask_irq(unsigned int irq) +static void fpga_mask_irq(struct irq_data *d) { - irq -= OMAP_FPGA_IRQ_BASE; + unsigned int irq = d->irq - OMAP_FPGA_IRQ_BASE; if (irq < 8) __raw_writeb((__raw_readb(OMAP1510_FPGA_IMR_LO) @@ -58,14 +58,14 @@ static inline u32 get_fpga_unmasked_irqs(void) } -static void fpga_ack_irq(unsigned int irq) +static void fpga_ack_irq(struct irq_data *d) { /* Don't need to explicitly ACK FPGA interrupts */ } -static void fpga_unmask_irq(unsigned int irq) +static void fpga_unmask_irq(struct irq_data *d) { - irq -= OMAP_FPGA_IRQ_BASE; + unsigned int irq = d->irq - OMAP_FPGA_IRQ_BASE; if (irq < 8) __raw_writeb((__raw_readb(OMAP1510_FPGA_IMR_LO) | (1 << irq)), @@ -78,10 +78,10 @@ static void fpga_unmask_irq(unsigned int irq) | (1 << (irq - 16))), INNOVATOR_FPGA_IMR2); } -static void fpga_mask_ack_irq(unsigned int irq) +static void fpga_mask_ack_irq(struct irq_data *d) { - fpga_mask_irq(irq); - fpga_ack_irq(irq); + fpga_mask_irq(d); + fpga_ack_irq(d); } void innovator_fpga_IRQ_demux(unsigned int irq, struct irq_desc *desc) @@ -105,17 +105,17 @@ void innovator_fpga_IRQ_demux(unsigned int irq, struct irq_desc *desc) static struct irq_chip omap_fpga_irq_ack = { .name = "FPGA-ack", - .ack = fpga_mask_ack_irq, - .mask = fpga_mask_irq, - .unmask = fpga_unmask_irq, + .irq_ack = fpga_mask_ack_irq, + .irq_mask = fpga_mask_irq, + .irq_unmask = fpga_unmask_irq, }; static struct irq_chip omap_fpga_irq = { .name = "FPGA", - .ack = fpga_ack_irq, - .mask = fpga_mask_irq, - .unmask = fpga_unmask_irq, + .irq_ack = fpga_ack_irq, + .irq_mask = fpga_mask_irq, + .irq_unmask = fpga_unmask_irq, }; /* diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c index 6bddbc8..4770158 100644 --- a/arch/arm/mach-omap1/irq.c +++ b/arch/arm/mach-omap1/irq.c @@ -70,48 +70,48 @@ static inline void irq_bank_writel(unsigned long value, int bank, int offset) omap_writel(value, irq_banks[bank].base_reg + offset); } -static void omap_ack_irq(unsigned int irq) +static void omap_ack_irq(struct irq_data *d) { - if (irq > 31) + if (d->irq > 31) omap_writel(0x1, OMAP_IH2_BASE + IRQ_CONTROL_REG_OFFSET); omap_writel(0x1, OMAP_IH1_BASE + IRQ_CONTROL_REG_OFFSET); } -static void omap_mask_irq(unsigned int irq) +static void omap_mask_irq(struct irq_data *d) { - int bank = IRQ_BANK(irq); + int bank = IRQ_BANK(d->irq); u32 l; l = omap_readl(irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET); - l |= 1 << IRQ_BIT(irq); + l |= 1 << IRQ_BIT(d->irq); omap_writel(l, irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET); } -static void omap_unmask_irq(unsigned int irq) +static void omap_unmask_irq(struct irq_data *d) { - int bank = IRQ_BANK(irq); + int bank = IRQ_BANK(d->irq); u32 l; l = omap_readl(irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET); - l &= ~(1 << IRQ_BIT(irq)); + l &= ~(1 << IRQ_BIT(d->irq)); omap_writel(l, irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET); } -static void omap_mask_ack_irq(unsigned int irq) +static void omap_mask_ack_irq(struct irq_data *d) { - omap_mask_irq(irq); - omap_ack_irq(irq); + omap_mask_irq(d); + omap_ack_irq(d); } -static int omap_wake_irq(unsigned int irq, unsigned int enable) +static int omap_wake_irq(struct irq_data *d, unsigned int enable) { - int bank = IRQ_BANK(irq); + int bank = IRQ_BANK(d->irq); if (enable) - irq_banks[bank].wake_enable |= IRQ_BIT(irq); + irq_banks[bank].wake_enable |= IRQ_BIT(d->irq); else - irq_banks[bank].wake_enable &= ~IRQ_BIT(irq); + irq_banks[bank].wake_enable &= ~IRQ_BIT(d->irq); return 0; } @@ -168,10 +168,10 @@ static struct omap_irq_bank omap1610_irq_banks[] = { static struct irq_chip omap_irq_chip = { .name = "MPU", - .ack = omap_mask_ack_irq, - .mask = omap_mask_irq, - .unmask = omap_unmask_irq, - .set_wake = omap_wake_irq, + .irq_ack = omap_mask_ack_irq, + .irq_mask = omap_mask_irq, + .irq_unmask = omap_unmask_irq, + .irq_set_wake = omap_wake_irq, }; void __init omap_init_irq(void) @@ -239,9 +239,9 @@ void __init omap_init_irq(void) /* Unmask level 2 handler */ if (cpu_is_omap7xx()) - omap_unmask_irq(INT_7XX_IH2_IRQ); + omap_unmask_irq(irq_get_irq_data(INT_7XX_IH2_IRQ)); else if (cpu_is_omap15xx()) - omap_unmask_irq(INT_1510_IH2_IRQ); + omap_unmask_irq(irq_get_irq_data(INT_1510_IH2_IRQ)); else if (cpu_is_omap16xx()) - omap_unmask_irq(INT_1610_IH2_IRQ); + omap_unmask_irq(irq_get_irq_data(INT_1610_IH2_IRQ)); } diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index a70bdf2..07d1b20 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -554,6 +554,7 @@ static void __init omap_sfh7741prox_init(void) #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { + OMAP4_MUX(USBB2_ULPITLL_CLK, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), { .reg_offset = OMAP_MUX_TERMINATOR }, }; #else @@ -576,11 +577,12 @@ static void __init omap_4430sdp_init(void) omap4_twl6030_hsmmc_init(mmc); /* Power on the ULPI PHY */ - if (gpio_is_valid(OMAP4SDP_MDM_PWR_EN_GPIO)) { - /* FIXME: Assumes pad is already muxed for GPIO mode */ - gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY VMDM_3V3"); + status = gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY VMDM_3V3"); + if (status) + pr_err("%s: Could not get USBB1 PHY GPIO\n", __func__); + else gpio_direction_output(OMAP4SDP_MDM_PWR_EN_GPIO, 1); - } + usb_ehci_init(&ehci_pdata); usb_musb_init(&musb_board_data); diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index ebaa230..3be85a1 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -17,6 +17,7 @@ #include <linux/io.h> #include <linux/gpio.h> #include <linux/interrupt.h> +#include <linux/input.h> #include <linux/regulator/machine.h> #include <linux/regulator/fixed.h> @@ -541,6 +542,37 @@ static struct twl4030_codec_data igep2_codec_data = { .audio = &igep2_audio_data, }; +static int igep2_keymap[] = { + KEY(0, 0, KEY_LEFT), + KEY(0, 1, KEY_RIGHT), + KEY(0, 2, KEY_A), + KEY(0, 3, KEY_B), + KEY(1, 0, KEY_DOWN), + KEY(1, 1, KEY_UP), + KEY(1, 2, KEY_E), + KEY(1, 3, KEY_F), + KEY(2, 0, KEY_ENTER), + KEY(2, 1, KEY_I), + KEY(2, 2, KEY_J), + KEY(2, 3, KEY_K), + KEY(3, 0, KEY_M), + KEY(3, 1, KEY_N), + KEY(3, 2, KEY_O), + KEY(3, 3, KEY_P) +}; + +static struct matrix_keymap_data igep2_keymap_data = { + .keymap = igep2_keymap, + .keymap_size = ARRAY_SIZE(igep2_keymap), +}; + +static struct twl4030_keypad_data igep2_keypad_pdata = { + .keymap_data = &igep2_keymap_data, + .rows = 4, + .cols = 4, + .rep = 1, +}; + static struct twl4030_platform_data igep2_twldata = { .irq_base = TWL4030_IRQ_BASE, .irq_end = TWL4030_IRQ_END, @@ -549,6 +581,7 @@ static struct twl4030_platform_data igep2_twldata = { .usb = &igep2_usb_data, .codec = &igep2_codec_data, .gpio = &igep2_twl4030_gpio_pdata, + .keypad = &igep2_keypad_pdata, .vmmc1 = &igep2_vmmc1, .vpll2 = &igep2_vpll2, .vio = &igep2_vio, diff --git a/arch/arm/mach-omap2/board-igep0030.c b/arch/arm/mach-omap2/board-igep0030.c index bcccd68..4dc62a9 100644 --- a/arch/arm/mach-omap2/board-igep0030.c +++ b/arch/arm/mach-omap2/board-igep0030.c @@ -19,6 +19,7 @@ #include <linux/interrupt.h> #include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> #include <linux/i2c/twl.h> #include <linux/mmc/host.h> @@ -43,7 +44,7 @@ #define IGEP3_GPIO_WIFI_NRESET 139 #define IGEP3_GPIO_BT_NRESET 137 -#define IGEP3_GPIO_USBH_NRESET 115 +#define IGEP3_GPIO_USBH_NRESET 183 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \ @@ -103,7 +104,7 @@ static struct platform_device igep3_onenand_device = { }, }; -void __init igep3_flash_init(void) +static void __init igep3_flash_init(void) { u8 cs = 0; u8 onenandcs = GPMC_CS_NUM + 1; @@ -137,12 +138,11 @@ void __init igep3_flash_init(void) } #else -void __init igep3_flash_init(void) {} +static void __init igep3_flash_init(void) {} #endif -static struct regulator_consumer_supply igep3_vmmc1_supply = { - .supply = "vmmc", -}; +static struct regulator_consumer_supply igep3_vmmc1_supply = + REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0"); /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */ static struct regulator_init_data igep3_vmmc1 = { @@ -159,6 +159,52 @@ static struct regulator_init_data igep3_vmmc1 = { .consumer_supplies = &igep3_vmmc1_supply, }; +static struct regulator_consumer_supply igep3_vio_supply = + REGULATOR_SUPPLY("vmmc_aux", "mmci-omap-hs.1"); + +static struct regulator_init_data igep3_vio = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .apply_uV = 1, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &igep3_vio_supply, +}; + +static struct regulator_consumer_supply igep3_vmmc2_supply = + REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1"); + +static struct regulator_init_data igep3_vmmc2 = { + .constraints = { + .valid_modes_mask = REGULATOR_MODE_NORMAL, + .always_on = 1, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &igep3_vmmc2_supply, +}; + +static struct fixed_voltage_config igep3_vwlan = { + .supply_name = "vwlan", + .microvolts = 3300000, + .gpio = -EINVAL, + .enabled_at_boot = 1, + .init_data = &igep3_vmmc2, +}; + +static struct platform_device igep3_vwlan_device = { + .name = "reg-fixed-voltage", + .id = 0, + .dev = { + .platform_data = &igep3_vwlan, + }, +}; + static struct omap2_hsmmc_info mmc[] = { [0] = { .mmc = 1, @@ -254,12 +300,6 @@ static int igep3_twl4030_gpio_setup(struct device *dev, mmc[0].gpio_cd = gpio + 0; omap2_hsmmc_init(mmc); - /* - * link regulators to MMC adapters ... we "know" the - * regulators will be set up only *after* we return. - */ - igep3_vmmc1_supply.dev = mmc[0].dev; - /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */ #if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE) if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0) @@ -287,6 +327,10 @@ static struct twl4030_usb_data igep3_twl4030_usb_data = { .usb_mode = T2_USB_MODE_ULPI, }; +static struct platform_device *igep3_devices[] __initdata = { + &igep3_vwlan_device, +}; + static void __init igep3_init_irq(void) { omap2_init_common_infrastructure(); @@ -303,6 +347,7 @@ static struct twl4030_platform_data igep3_twl4030_pdata = { .usb = &igep3_twl4030_usb_data, .gpio = &igep3_twl4030_gpio_pdata, .vmmc1 = &igep3_vmmc1, + .vio = &igep3_vio, }; static struct i2c_board_info __initdata igep3_i2c_boardinfo[] = { @@ -363,8 +408,20 @@ static void __init igep3_wifi_bt_init(void) void __init igep3_wifi_bt_init(void) {} #endif +static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { + .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN, + .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, + + .phy_reset = true, + .reset_gpio_port[0] = -EINVAL, + .reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET, + .reset_gpio_port[2] = -EINVAL, +}; + #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { + OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), { .reg_offset = OMAP_MUX_TERMINATOR }, }; #endif @@ -375,9 +432,10 @@ static void __init igep3_init(void) /* Register I2C busses and drivers */ igep3_i2c_init(); - + platform_add_devices(igep3_devices, ARRAY_SIZE(igep3_devices)); omap_serial_init(); usb_musb_init(&musb_board_data); + usb_ehci_init(&ehci_pdata); igep3_flash_init(); igep3_leds_init(); @@ -392,6 +450,7 @@ static void __init igep3_init(void) MACHINE_START(IGEP0030, "IGEP OMAP3 module") .boot_params = 0x80000100, + .reserve = omap_reserve, .map_io = omap3_map_io, .init_irq = igep3_init_irq, .init_machine = igep3_init, diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index a4fe8e1..46d814a 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -207,7 +207,7 @@ static struct omap_dss_device beagle_dvi_device = { .driver_name = "generic_dpi_panel", .data = &dvi_panel, .phy.dpi.data_lines = 24, - .reset_gpio = 170, + .reset_gpio = -EINVAL, }; static struct omap_dss_device beagle_tv_device = { @@ -279,6 +279,8 @@ static struct gpio_led gpio_leds[]; static int beagle_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { + int r; + if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { mmc[0].gpio_wp = -EINVAL; } else if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C1_3) || @@ -299,17 +301,63 @@ static int beagle_twl_gpio_setup(struct device *dev, /* REVISIT: need ehci-omap hooks for external VBUS * power switch and overcurrent detect */ + if (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) { + r = gpio_request(gpio + 1, "EHCI_nOC"); + if (!r) { + r = gpio_direction_input(gpio + 1); + if (r) + gpio_free(gpio + 1); + } + if (r) + pr_err("%s: unable to configure EHCI_nOC\n", __func__); + } - gpio_request(gpio + 1, "EHCI_nOC"); - gpio_direction_input(gpio + 1); - - /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */ + /* + * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active + * high / others active low) + */ gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR"); - gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); + if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) + gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1); + else + gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); + + /* DVI reset GPIO is different between beagle revisions */ + if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) + beagle_dvi_device.reset_gpio = 129; + else + beagle_dvi_device.reset_gpio = 170; /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; + /* + * gpio + 1 on Xm controls the TFP410's enable line (active low) + * gpio + 2 control varies depending on the board rev as follows: + * P7/P8 revisions(prototype): Camera EN + * A2+ revisions (production): LDO (supplies DVI, serial, led blocks) + */ + if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { + r = gpio_request(gpio + 1, "nDVI_PWR_EN"); + if (!r) { + r = gpio_direction_output(gpio + 1, 0); + if (r) + gpio_free(gpio + 1); + } + if (r) + pr_err("%s: unable to configure nDVI_PWR_EN\n", + __func__); + r = gpio_request(gpio + 2, "DVI_LDO_EN"); + if (!r) { + r = gpio_direction_output(gpio + 2, 1); + if (r) + gpio_free(gpio + 2); + } + if (r) + pr_err("%s: unable to configure DVI_LDO_EN\n", + __func__); + } + return 0; } diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index 3094e20..e001a04 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -19,6 +19,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/clk.h> #include <linux/io.h> #include <linux/leds.h> #include <linux/gpio.h> @@ -95,7 +96,16 @@ static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { static void __init omap4_ehci_init(void) { int ret; + struct clk *phy_ref_clk; + /* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */ + phy_ref_clk = clk_get(NULL, "auxclk3_ck"); + if (IS_ERR(phy_ref_clk)) { + pr_err("Cannot request auxclk3\n"); + goto error1; + } + clk_set_rate(phy_ref_clk, 19200000); + clk_enable(phy_ref_clk); /* disable the power to the usb hub prior to init */ ret = gpio_request(GPIO_HUB_POWER, "hub_power"); diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c index 14d95af..e0e040f 100644 --- a/arch/arm/mach-omap2/board-zoom-peripherals.c +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c @@ -192,7 +192,7 @@ static struct platform_device omap_vwlan_device = { }, }; -struct wl12xx_platform_data omap_zoom_wlan_data __initdata = { +static struct wl12xx_platform_data omap_zoom_wlan_data __initdata = { .irq = OMAP_GPIO_IRQ(OMAP_ZOOM_WLAN_IRQ_GPIO), /* ZOOM ref clock is 26 MHz */ .board_ref_clock = 1, @@ -286,7 +286,7 @@ static int zoom_twl_gpio_setup(struct device *dev, } /* EXTMUTE callback function */ -void zoom2_set_hs_extmute(int mute) +static void zoom2_set_hs_extmute(int mute) { gpio_set_value(ZOOM2_HEADSET_EXTMUTE_GPIO, mute); } diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c index d3ab1c9e..403a4a1 100644 --- a/arch/arm/mach-omap2/clock3xxx_data.c +++ b/arch/arm/mach-omap2/clock3xxx_data.c @@ -3286,7 +3286,7 @@ static struct omap_clk omap3xxx_clks[] = { CLK(NULL, "cpefuse_fck", &cpefuse_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "ts_fck", &ts_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "usbtll_fck", &usbtll_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), - CLK("ehci-omap.0", "usbtll_fck", &usbtll_fck, CK_3430ES2 | CK_AM35XX), + CLK("ehci-omap.0", "usbtll_fck", &usbtll_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK("omap-mcbsp.1", "prcm_fck", &core_96m_fck, CK_3XXX), CLK("omap-mcbsp.5", "prcm_fck", &core_96m_fck, CK_3XXX), CLK(NULL, "core_96m_fck", &core_96m_fck, CK_3XXX), diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h index de3faa2..9b459c2 100644 --- a/arch/arm/mach-omap2/clockdomain.h +++ b/arch/arm/mach-omap2/clockdomain.h @@ -103,9 +103,7 @@ struct clockdomain { const char *name; struct powerdomain *ptr; } pwrdm; -#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) const u16 clktrctrl_mask; -#endif const u8 flags; const u8 dep_bit; const u8 prcm_partition; diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 381f4eb..2c9c912 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -978,7 +978,7 @@ static int __init omap2_init_devices(void) arch_initcall(omap2_init_devices); #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE) -struct omap_device_pm_latency omap_wdt_latency[] = { +static struct omap_device_pm_latency omap_wdt_latency[] = { [0] = { .deactivate_func = omap_device_idle_hwmods, .activate_func = omap_device_enable_hwmods, diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 85bf8ca..23049c4 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -100,13 +100,14 @@ static int omap_check_spurious(unsigned int irq) } /* XXX: FIQ and additional INTC support (only MPU at the moment) */ -static void omap_ack_irq(unsigned int irq) +static void omap_ack_irq(struct irq_data *d) { intc_bank_write_reg(0x1, &irq_banks[0], INTC_CONTROL); } -static void omap_mask_irq(unsigned int irq) +static void omap_mask_irq(struct irq_data *d) { + unsigned int irq = d->irq; int offset = irq & (~(IRQ_BITS_PER_REG - 1)); if (cpu_is_omap34xx()) { @@ -128,8 +129,9 @@ static void omap_mask_irq(unsigned int irq) intc_bank_write_reg(1 << irq, &irq_banks[0], INTC_MIR_SET0 + offset); } -static void omap_unmask_irq(unsigned int irq) +static void omap_unmask_irq(struct irq_data *d) { + unsigned int irq = d->irq; int offset = irq & (~(IRQ_BITS_PER_REG - 1)); irq &= (IRQ_BITS_PER_REG - 1); @@ -137,17 +139,17 @@ static void omap_unmask_irq(unsigned int irq) intc_bank_write_reg(1 << irq, &irq_banks[0], INTC_MIR_CLEAR0 + offset); } -static void omap_mask_ack_irq(unsigned int irq) +static void omap_mask_ack_irq(struct irq_data *d) { - omap_mask_irq(irq); - omap_ack_irq(irq); + omap_mask_irq(d); + omap_ack_irq(d); } static struct irq_chip omap_irq_chip = { - .name = "INTC", - .ack = omap_mask_ack_irq, - .mask = omap_mask_irq, - .unmask = omap_unmask_irq, + .name = "INTC", + .irq_ack = omap_mask_ack_irq, + .irq_mask = omap_mask_irq, + .irq_unmask = omap_unmask_irq, }; static void __init omap_irq_bank_init_one(struct omap_irq_bank *bank) diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 17bd639..df8d2f2 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -893,7 +893,7 @@ static struct omap_mux * __init omap_mux_list_add( return NULL; m = &entry->mux; - memcpy(m, src, sizeof(struct omap_mux_entry)); + entry->mux = *src; #ifdef CONFIG_OMAP_MUX if (omap_mux_copy_names(src, m)) { diff --git a/arch/arm/mach-omap2/mux34xx.c b/arch/arm/mach-omap2/mux34xx.c index 440c98e..17f80e4 100644 --- a/arch/arm/mach-omap2/mux34xx.c +++ b/arch/arm/mach-omap2/mux34xx.c @@ -703,7 +703,7 @@ static struct omap_mux __initdata omap3_muxmodes[] = { * Signals different on CBC package compared to the superset */ #if defined(CONFIG_OMAP_MUX) && defined(CONFIG_OMAP_PACKAGE_CBC) -struct omap_mux __initdata omap3_cbc_subset[] = { +static struct omap_mux __initdata omap3_cbc_subset[] = { { .reg_offset = OMAP_MUX_TERMINATOR }, }; #else @@ -721,7 +721,7 @@ struct omap_mux __initdata omap3_cbc_subset[] = { */ #if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS) \ && defined(CONFIG_OMAP_PACKAGE_CBC) -struct omap_ball __initdata omap3_cbc_ball[] = { +static struct omap_ball __initdata omap3_cbc_ball[] = { _OMAP3_BALLENTRY(CAM_D0, "ae16", NULL), _OMAP3_BALLENTRY(CAM_D1, "ae15", NULL), _OMAP3_BALLENTRY(CAM_D10, "d25", NULL), diff --git a/arch/arm/mach-omap2/mux44xx.c b/arch/arm/mach-omap2/mux44xx.c index 980f11d..c322e7b 100644 --- a/arch/arm/mach-omap2/mux44xx.c +++ b/arch/arm/mach-omap2/mux44xx.c @@ -544,7 +544,7 @@ static struct omap_mux __initdata omap4_core_muxmodes[] = { */ #if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS) \ && defined(CONFIG_OMAP_PACKAGE_CBL) -struct omap_ball __initdata omap4_core_cbl_ball[] = { +static struct omap_ball __initdata omap4_core_cbl_ball[] = { _OMAP4_BALLENTRY(GPMC_AD0, "c12", NULL), _OMAP4_BALLENTRY(GPMC_AD1, "d12", NULL), _OMAP4_BALLENTRY(GPMC_AD2, "c13", NULL), @@ -1262,7 +1262,7 @@ static struct omap_mux __initdata omap4_es2_core_muxmodes[] = { */ #if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS) \ && defined(CONFIG_OMAP_PACKAGE_CBS) -struct omap_ball __initdata omap4_core_cbs_ball[] = { +static struct omap_ball __initdata omap4_core_cbs_ball[] = { _OMAP4_BALLENTRY(GPMC_AD0, "c12", NULL), _OMAP4_BALLENTRY(GPMC_AD1, "d12", NULL), _OMAP4_BALLENTRY(GPMC_AD2, "c13", NULL), @@ -1546,7 +1546,7 @@ static struct omap_mux __initdata omap4_wkup_muxmodes[] = { */ #if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS) \ && defined(CONFIG_OMAP_PACKAGE_CBL) -struct omap_ball __initdata omap4_wkup_cbl_cbs_ball[] = { +static struct omap_ball __initdata omap4_wkup_cbl_cbs_ball[] = { _OMAP4_BALLENTRY(SIM_IO, "h4", NULL), _OMAP4_BALLENTRY(SIM_CLK, "j2", NULL), _OMAP4_BALLENTRY(SIM_RESET, "g2", NULL), diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index 15f8c6c..00e1d2b 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -20,6 +20,8 @@ #include <plat/voltage.h> +#include "pm.h" + #define OMAP3_SRI2C_SLAVE_ADDR 0x12 #define OMAP3_VDD_MPU_SR_CONTROL_REG 0x00 #define OMAP3_VDD_CORE_SR_CONTROL_REG 0x01 @@ -60,17 +62,17 @@ static u8 smps_offset; #define REG_SMPS_OFFSET 0xE0 -unsigned long twl4030_vsel_to_uv(const u8 vsel) +static unsigned long twl4030_vsel_to_uv(const u8 vsel) { return (((vsel * 125) + 6000)) * 100; } -u8 twl4030_uv_to_vsel(unsigned long uv) +static u8 twl4030_uv_to_vsel(unsigned long uv) { return DIV_ROUND_UP(uv - 600000, 12500); } -unsigned long twl6030_vsel_to_uv(const u8 vsel) +static unsigned long twl6030_vsel_to_uv(const u8 vsel) { /* * In TWL6030 depending on the value of SMPS_OFFSET @@ -102,7 +104,7 @@ unsigned long twl6030_vsel_to_uv(const u8 vsel) return ((((vsel - 1) * 125) + 6000)) * 100; } -u8 twl6030_uv_to_vsel(unsigned long uv) +static u8 twl6030_uv_to_vsel(unsigned long uv) { /* * In TWL6030 depending on the value of SMPS_OFFSET diff --git a/arch/arm/mach-omap2/pm_bus.c b/arch/arm/mach-omap2/pm_bus.c index 784989f..5acd2ab 100644 --- a/arch/arm/mach-omap2/pm_bus.c +++ b/arch/arm/mach-omap2/pm_bus.c @@ -20,7 +20,7 @@ #include <plat/omap-pm.h> #ifdef CONFIG_PM_RUNTIME -int omap_pm_runtime_suspend(struct device *dev) +static int omap_pm_runtime_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); int r, ret = 0; @@ -37,7 +37,7 @@ int omap_pm_runtime_suspend(struct device *dev) return ret; }; -int omap_pm_runtime_resume(struct device *dev) +static int omap_pm_runtime_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); int r; diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.h b/arch/arm/mach-omap2/prm2xxx_3xxx.h index 53d44f6..49654c8 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.h +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.h @@ -228,7 +228,67 @@ #ifndef __ASSEMBLER__ - +/* + * Stub omap2xxx/omap3xxx functions so that common files + * continue to build when custom builds are used + */ +#if defined(CONFIG_ARCH_OMAP4) && !(defined(CONFIG_ARCH_OMAP2) || \ + defined(CONFIG_ARCH_OMAP3)) +static inline u32 omap2_prm_read_mod_reg(s16 module, u16 idx) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +static inline void omap2_prm_write_mod_reg(u32 val, s16 module, u16 idx) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); +} +static inline u32 omap2_prm_rmw_mod_reg_bits(u32 mask, u32 bits, + s16 module, s16 idx) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +static inline u32 omap2_prm_set_mod_reg_bits(u32 bits, s16 module, s16 idx) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +static inline u32 omap2_prm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +static inline u32 omap2_prm_read_mod_bits_shift(s16 domain, s16 idx, u32 mask) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +static inline int omap2_prm_is_hardreset_asserted(s16 prm_mod, u8 shift) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +static inline int omap2_prm_assert_hardreset(s16 prm_mod, u8 shift) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +static inline int omap2_prm_deassert_hardreset(s16 prm_mod, u8 shift) +{ + WARN(1, "prm: omap2xxx/omap3xxx specific function and " + "not suppose to be used on omap4\n"); + return 0; +} +#else /* Power/reset management domain register get/set */ extern u32 omap2_prm_read_mod_reg(s16 module, u16 idx); extern void omap2_prm_write_mod_reg(u32 val, s16 module, u16 idx); @@ -242,6 +302,7 @@ extern int omap2_prm_is_hardreset_asserted(s16 prm_mod, u8 shift); extern int omap2_prm_assert_hardreset(s16 prm_mod, u8 shift); extern int omap2_prm_deassert_hardreset(s16 prm_mod, u8 shift); +#endif /* CONFIG_ARCH_OMAP4 */ #endif /* diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c index 786d685..b1e0af1 100644 --- a/arch/arm/mach-omap2/sr_device.c +++ b/arch/arm/mach-omap2/sr_device.c @@ -27,6 +27,7 @@ #include <plat/voltage.h> #include "control.h" +#include "pm.h" static bool sr_enable_on_init; diff --git a/arch/arm/mach-omap2/wd_timer.c b/arch/arm/mach-omap2/wd_timer.c index b0c4907..4067669 100644 --- a/arch/arm/mach-omap2/wd_timer.c +++ b/arch/arm/mach-omap2/wd_timer.c @@ -13,6 +13,8 @@ #include <plat/omap_hwmod.h> +#include "wd_timer.h" + /* * In order to avoid any assumptions from bootloader regarding WDT * settings, WDT module is reset during init. This enables the watchdog diff --git a/arch/arm/mach-pnx4008/irq.c b/arch/arm/mach-pnx4008/irq.c index a9ce02b..c69c180 100644 --- a/arch/arm/mach-pnx4008/irq.c +++ b/arch/arm/mach-pnx4008/irq.c @@ -36,44 +36,44 @@ static u8 pnx4008_irq_type[NR_IRQS] = PNX4008_IRQ_TYPES; -static void pnx4008_mask_irq(unsigned int irq) +static void pnx4008_mask_irq(struct irq_data *d) { - __raw_writel(__raw_readl(INTC_ER(irq)) & ~INTC_BIT(irq), INTC_ER(irq)); /* mask interrupt */ + __raw_writel(__raw_readl(INTC_ER(d->irq)) & ~INTC_BIT(d->irq), INTC_ER(d->irq)); /* mask interrupt */ } -static void pnx4008_unmask_irq(unsigned int irq) +static void pnx4008_unmask_irq(struct irq_data *d) { - __raw_writel(__raw_readl(INTC_ER(irq)) | INTC_BIT(irq), INTC_ER(irq)); /* unmask interrupt */ + __raw_writel(__raw_readl(INTC_ER(d->irq)) | INTC_BIT(d->irq), INTC_ER(d->irq)); /* unmask interrupt */ } -static void pnx4008_mask_ack_irq(unsigned int irq) +static void pnx4008_mask_ack_irq(struct irq_data *d) { - __raw_writel(__raw_readl(INTC_ER(irq)) & ~INTC_BIT(irq), INTC_ER(irq)); /* mask interrupt */ - __raw_writel(INTC_BIT(irq), INTC_SR(irq)); /* clear interrupt status */ + __raw_writel(__raw_readl(INTC_ER(d->irq)) & ~INTC_BIT(d->irq), INTC_ER(d->irq)); /* mask interrupt */ + __raw_writel(INTC_BIT(d->irq), INTC_SR(d->irq)); /* clear interrupt status */ } -static int pnx4008_set_irq_type(unsigned int irq, unsigned int type) +static int pnx4008_set_irq_type(struct irq_data *d, unsigned int type) { switch (type) { case IRQ_TYPE_EDGE_RISING: - __raw_writel(__raw_readl(INTC_ATR(irq)) | INTC_BIT(irq), INTC_ATR(irq)); /*edge sensitive */ - __raw_writel(__raw_readl(INTC_APR(irq)) | INTC_BIT(irq), INTC_APR(irq)); /*rising edge */ - set_irq_handler(irq, handle_edge_irq); + __raw_writel(__raw_readl(INTC_ATR(d->irq)) | INTC_BIT(d->irq), INTC_ATR(d->irq)); /*edge sensitive */ + __raw_writel(__raw_readl(INTC_APR(d->irq)) | INTC_BIT(d->irq), INTC_APR(d->irq)); /*rising edge */ + set_irq_handler(d->irq, handle_edge_irq); break; case IRQ_TYPE_EDGE_FALLING: - __raw_writel(__raw_readl(INTC_ATR(irq)) | INTC_BIT(irq), INTC_ATR(irq)); /*edge sensitive */ - __raw_writel(__raw_readl(INTC_APR(irq)) & ~INTC_BIT(irq), INTC_APR(irq)); /*falling edge */ - set_irq_handler(irq, handle_edge_irq); + __raw_writel(__raw_readl(INTC_ATR(d->irq)) | INTC_BIT(d->irq), INTC_ATR(d->irq)); /*edge sensitive */ + __raw_writel(__raw_readl(INTC_APR(d->irq)) & ~INTC_BIT(d->irq), INTC_APR(d->irq)); /*falling edge */ + set_irq_handler(d->irq, handle_edge_irq); break; case IRQ_TYPE_LEVEL_LOW: - __raw_writel(__raw_readl(INTC_ATR(irq)) & ~INTC_BIT(irq), INTC_ATR(irq)); /*level sensitive */ - __raw_writel(__raw_readl(INTC_APR(irq)) & ~INTC_BIT(irq), INTC_APR(irq)); /*low level */ - set_irq_handler(irq, handle_level_irq); + __raw_writel(__raw_readl(INTC_ATR(d->irq)) & ~INTC_BIT(d->irq), INTC_ATR(d->irq)); /*level sensitive */ + __raw_writel(__raw_readl(INTC_APR(d->irq)) & ~INTC_BIT(d->irq), INTC_APR(d->irq)); /*low level */ + set_irq_handler(d->irq, handle_level_irq); break; case IRQ_TYPE_LEVEL_HIGH: - __raw_writel(__raw_readl(INTC_ATR(irq)) & ~INTC_BIT(irq), INTC_ATR(irq)); /*level sensitive */ - __raw_writel(__raw_readl(INTC_APR(irq)) | INTC_BIT(irq), INTC_APR(irq)); /* high level */ - set_irq_handler(irq, handle_level_irq); + __raw_writel(__raw_readl(INTC_ATR(d->irq)) & ~INTC_BIT(d->irq), INTC_ATR(d->irq)); /*level sensitive */ + __raw_writel(__raw_readl(INTC_APR(d->irq)) | INTC_BIT(d->irq), INTC_APR(d->irq)); /* high level */ + set_irq_handler(d->irq, handle_level_irq); break; /* IRQ_TYPE_EDGE_BOTH is not supported */ @@ -85,10 +85,10 @@ static int pnx4008_set_irq_type(unsigned int irq, unsigned int type) } static struct irq_chip pnx4008_irq_chip = { - .ack = pnx4008_mask_ack_irq, - .mask = pnx4008_mask_irq, - .unmask = pnx4008_unmask_irq, - .set_type = pnx4008_set_irq_type, + .irq_ack = pnx4008_mask_ack_irq, + .irq_mask = pnx4008_mask_irq, + .irq_unmask = pnx4008_unmask_irq, + .irq_set_type = pnx4008_set_irq_type, }; void __init pnx4008_init_irq(void) @@ -99,14 +99,18 @@ void __init pnx4008_init_irq(void) for (i = 0; i < NR_IRQS; i++) { set_irq_flags(i, IRQF_VALID); set_irq_chip(i, &pnx4008_irq_chip); - pnx4008_set_irq_type(i, pnx4008_irq_type[i]); + pnx4008_set_irq_type(irq_get_irq_data(i), pnx4008_irq_type[i]); } /* configure and enable IRQ 0,1,30,31 (cascade interrupts) */ - pnx4008_set_irq_type(SUB1_IRQ_N, pnx4008_irq_type[SUB1_IRQ_N]); - pnx4008_set_irq_type(SUB2_IRQ_N, pnx4008_irq_type[SUB2_IRQ_N]); - pnx4008_set_irq_type(SUB1_FIQ_N, pnx4008_irq_type[SUB1_FIQ_N]); - pnx4008_set_irq_type(SUB2_FIQ_N, pnx4008_irq_type[SUB2_FIQ_N]); + pnx4008_set_irq_type(irq_get_irq_data(SUB1_IRQ_N), + pnx4008_irq_type[SUB1_IRQ_N]); + pnx4008_set_irq_type(irq_get_irq_data(SUB2_IRQ_N), + pnx4008_irq_type[SUB2_IRQ_N]); + pnx4008_set_irq_type(irq_get_irq_data(SUB1_FIQ_N), + pnx4008_irq_type[SUB1_FIQ_N]); + pnx4008_set_irq_type(irq_get_irq_data(SUB2_FIQ_N), + pnx4008_irq_type[SUB2_FIQ_N]); /* mask all others */ __raw_writel((1 << SUB2_FIQ_N) | (1 << SUB1_FIQ_N) | diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c index ccb2d0c..a134a14 100644 --- a/arch/arm/mach-pxa/balloon3.c +++ b/arch/arm/mach-pxa/balloon3.c @@ -477,25 +477,25 @@ static inline void balloon3_leds_init(void) {} /****************************************************************************** * FPGA IRQ ******************************************************************************/ -static void balloon3_mask_irq(unsigned int irq) +static void balloon3_mask_irq(struct irq_data *d) { - int balloon3_irq = (irq - BALLOON3_IRQ(0)); + int balloon3_irq = (d->irq - BALLOON3_IRQ(0)); balloon3_irq_enabled &= ~(1 << balloon3_irq); __raw_writel(~balloon3_irq_enabled, BALLOON3_INT_CONTROL_REG); } -static void balloon3_unmask_irq(unsigned int irq) +static void balloon3_unmask_irq(struct irq_data *d) { - int balloon3_irq = (irq - BALLOON3_IRQ(0)); + int balloon3_irq = (d->irq - BALLOON3_IRQ(0)); balloon3_irq_enabled |= (1 << balloon3_irq); __raw_writel(~balloon3_irq_enabled, BALLOON3_INT_CONTROL_REG); } static struct irq_chip balloon3_irq_chip = { .name = "FPGA", - .ack = balloon3_mask_irq, - .mask = balloon3_mask_irq, - .unmask = balloon3_unmask_irq, + .irq_ack = balloon3_mask_irq, + .irq_mask = balloon3_mask_irq, + .irq_unmask = balloon3_unmask_irq, }; static void balloon3_irq_handler(unsigned int irq, struct irq_desc *desc) @@ -504,8 +504,13 @@ static void balloon3_irq_handler(unsigned int irq, struct irq_desc *desc) balloon3_irq_enabled; do { /* clear useless edge notification */ - if (desc->chip->ack) - desc->chip->ack(BALLOON3_AUX_NIRQ); + if (desc->irq_data.chip->irq_ack) { + struct irq_data *d; + + d = irq_get_irq_data(BALLOON3_AUX_NIRQ); + desc->irq_data.chip->irq_ack(d); + } + while (pending) { irq = BALLOON3_IRQ(0) + __ffs(pending); generic_handle_irq(irq); diff --git a/arch/arm/mach-pxa/clock-pxa3xx.c b/arch/arm/mach-pxa/clock-pxa3xx.c index 1b08a34..3f864cd 100644 --- a/arch/arm/mach-pxa/clock-pxa3xx.c +++ b/arch/arm/mach-pxa/clock-pxa3xx.c @@ -115,7 +115,6 @@ static unsigned long clk_pxa3xx_smemc_getrate(struct clk *clk) { unsigned long acsr = ACSR; unsigned long memclkcfg = __raw_readl(MEMCLKCFG); - unsigned int smcfs = (acsr >> 23) & 0x7; return BASE_CLK * smcfs_mult[(acsr >> 23) & 0x7] / df_clkdiv[(memclkcfg >> 16) & 0x3]; diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c index 0f31305..a2380cd 100644 --- a/arch/arm/mach-pxa/cm-x2xx-pci.c +++ b/arch/arm/mach-pxa/cm-x2xx-pci.c @@ -59,7 +59,7 @@ void __init cmx2xx_pci_adjust_zones(unsigned long *zone_size, static void cmx2xx_it8152_irq_demux(unsigned int irq, struct irq_desc *desc) { /* clear our parent irq */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); it8152_irq_demux(irq, desc); } diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index d6e15f7..f5d91ef 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c @@ -22,7 +22,6 @@ #include <mach/hardware.h> #include <asm/system.h> -#include <asm/pgtable.h> #include <asm/mach/map.h> #include <asm/mach-types.h> diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h index 6205dc9..a079d8b 100644 --- a/arch/arm/mach-pxa/generic.h +++ b/arch/arm/mach-pxa/generic.h @@ -9,11 +9,13 @@ * published by the Free Software Foundation. */ +struct irq_data; struct sys_timer; extern struct sys_timer pxa_timer; extern void __init pxa_init_irq(int irq_nr, - int (*set_wake)(unsigned int, unsigned int)); + int (*set_wake)(struct irq_data *, + unsigned int)); extern void __init pxa25x_init_irq(void); #ifdef CONFIG_CPU_PXA26x extern void __init pxa26x_init_irq(void); diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 54e91c9..2693e3c 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -53,37 +53,48 @@ static inline int cpu_has_ipr(void) return !cpu_is_pxa25x(); } -static void pxa_mask_irq(unsigned int irq) +static inline void __iomem *irq_base(int i) +{ + static unsigned long phys_base[] = { + 0x40d00000, + 0x40d0009c, + 0x40d00130, + }; + + return (void __iomem *)io_p2v(phys_base[i]); +} + +static void pxa_mask_irq(struct irq_data *d) { - void __iomem *base = get_irq_chip_data(irq); + void __iomem *base = irq_data_get_irq_chip_data(d); uint32_t icmr = __raw_readl(base + ICMR); - icmr &= ~(1 << IRQ_BIT(irq)); + icmr &= ~(1 << IRQ_BIT(d->irq)); __raw_writel(icmr, base + ICMR); } -static void pxa_unmask_irq(unsigned int irq) +static void pxa_unmask_irq(struct irq_data *d) { - void __iomem *base = get_irq_chip_data(irq); + void __iomem *base = irq_data_get_irq_chip_data(d); uint32_t icmr = __raw_readl(base + ICMR); - icmr |= 1 << IRQ_BIT(irq); + icmr |= 1 << IRQ_BIT(d->irq); __raw_writel(icmr, base + ICMR); } static struct irq_chip pxa_internal_irq_chip = { .name = "SC", - .ack = pxa_mask_irq, - .mask = pxa_mask_irq, - .unmask = pxa_unmask_irq, + .irq_ack = pxa_mask_irq, + .irq_mask = pxa_mask_irq, + .irq_unmask = pxa_unmask_irq, }; /* * GPIO IRQs for GPIO 0 and 1 */ -static int pxa_set_low_gpio_type(unsigned int irq, unsigned int type) +static int pxa_set_low_gpio_type(struct irq_data *d, unsigned int type) { - int gpio = irq - IRQ_GPIO0; + int gpio = d->irq - IRQ_GPIO0; if (__gpio_is_occupied(gpio)) { pr_err("%s failed: GPIO is configured\n", __func__); @@ -103,31 +114,17 @@ static int pxa_set_low_gpio_type(unsigned int irq, unsigned int type) return 0; } -static void pxa_ack_low_gpio(unsigned int irq) -{ - GEDR0 = (1 << (irq - IRQ_GPIO0)); -} - -static void pxa_mask_low_gpio(unsigned int irq) -{ - struct irq_desc *desc = irq_to_desc(irq); - - desc->chip->mask(irq); -} - -static void pxa_unmask_low_gpio(unsigned int irq) +static void pxa_ack_low_gpio(struct irq_data *d) { - struct irq_desc *desc = irq_to_desc(irq); - - desc->chip->unmask(irq); + GEDR0 = (1 << (d->irq - IRQ_GPIO0)); } static struct irq_chip pxa_low_gpio_chip = { .name = "GPIO-l", - .ack = pxa_ack_low_gpio, - .mask = pxa_mask_low_gpio, - .unmask = pxa_unmask_low_gpio, - .set_type = pxa_set_low_gpio_type, + .irq_ack = pxa_ack_low_gpio, + .irq_mask = pxa_mask_irq, + .irq_unmask = pxa_unmask_irq, + .irq_set_type = pxa_set_low_gpio_type, }; static void __init pxa_init_low_gpio_irq(set_wake_t fn) @@ -141,22 +138,12 @@ static void __init pxa_init_low_gpio_irq(set_wake_t fn) for (irq = IRQ_GPIO0; irq <= IRQ_GPIO1; irq++) { set_irq_chip(irq, &pxa_low_gpio_chip); + set_irq_chip_data(irq, irq_base(0)); set_irq_handler(irq, handle_edge_irq); set_irq_flags(irq, IRQF_VALID); } - pxa_low_gpio_chip.set_wake = fn; -} - -static inline void __iomem *irq_base(int i) -{ - static unsigned long phys_base[] = { - 0x40d00000, - 0x40d0009c, - 0x40d00130, - }; - - return (void __iomem *)io_p2v(phys_base[i >> 5]); + pxa_low_gpio_chip.irq_set_wake = fn; } void __init pxa_init_irq(int irq_nr, set_wake_t fn) @@ -168,7 +155,7 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn) pxa_internal_irq_nr = irq_nr; for (n = 0; n < irq_nr; n += 32) { - void __iomem *base = irq_base(n); + void __iomem *base = irq_base(n >> 5); __raw_writel(0, base + ICMR); /* disable all IRQs */ __raw_writel(0, base + ICLR); /* all IRQs are IRQ, not FIQ */ @@ -188,7 +175,7 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn) /* only unmasked interrupts kick us out of idle */ __raw_writel(1, irq_base(0) + ICCR); - pxa_internal_irq_chip.set_wake = fn; + pxa_internal_irq_chip.irq_set_wake = fn; pxa_init_low_gpio_irq(fn); } @@ -200,7 +187,7 @@ static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state) { int i; - for (i = 0; i < pxa_internal_irq_nr; i += 32) { + for (i = 0; i < pxa_internal_irq_nr / 32; i++) { void __iomem *base = irq_base(i); saved_icmr[i] = __raw_readl(base + ICMR); @@ -219,14 +206,14 @@ static int pxa_irq_resume(struct sys_device *dev) { int i; - for (i = 0; i < pxa_internal_irq_nr; i += 32) { + for (i = 0; i < pxa_internal_irq_nr / 32; i++) { void __iomem *base = irq_base(i); __raw_writel(saved_icmr[i], base + ICMR); __raw_writel(0, base + ICLR); } - if (!cpu_is_pxa25x()) + if (cpu_has_ipr()) for (i = 0; i < pxa_internal_irq_nr; i++) __raw_writel(saved_ipr[i], IRQ_BASE + IPR(i)); diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index 8ab62a6..c9a3e77 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -95,9 +95,9 @@ static unsigned long lpd270_pin_config[] __initdata = { static unsigned int lpd270_irq_enabled; -static void lpd270_mask_irq(unsigned int irq) +static void lpd270_mask_irq(struct irq_data *d) { - int lpd270_irq = irq - LPD270_IRQ(0); + int lpd270_irq = d->irq - LPD270_IRQ(0); __raw_writew(~(1 << lpd270_irq), LPD270_INT_STATUS); @@ -105,9 +105,9 @@ static void lpd270_mask_irq(unsigned int irq) __raw_writew(lpd270_irq_enabled, LPD270_INT_MASK); } -static void lpd270_unmask_irq(unsigned int irq) +static void lpd270_unmask_irq(struct irq_data *d) { - int lpd270_irq = irq - LPD270_IRQ(0); + int lpd270_irq = d->irq - LPD270_IRQ(0); lpd270_irq_enabled |= 1 << lpd270_irq; __raw_writew(lpd270_irq_enabled, LPD270_INT_MASK); @@ -115,9 +115,9 @@ static void lpd270_unmask_irq(unsigned int irq) static struct irq_chip lpd270_irq_chip = { .name = "CPLD", - .ack = lpd270_mask_irq, - .mask = lpd270_mask_irq, - .unmask = lpd270_unmask_irq, + .irq_ack = lpd270_mask_irq, + .irq_mask = lpd270_mask_irq, + .irq_unmask = lpd270_unmask_irq, }; static void lpd270_irq_handler(unsigned int irq, struct irq_desc *desc) @@ -126,7 +126,8 @@ static void lpd270_irq_handler(unsigned int irq, struct irq_desc *desc) pending = __raw_readw(LPD270_INT_STATUS) & lpd270_irq_enabled; do { - desc->chip->ack(irq); /* clear useless edge notification */ + /* clear useless edge notification */ + desc->irq_data.chip->irq_ack(&desc->irq_data); if (likely(pending)) { irq = LPD270_IRQ(0) + __ffs(pending); generic_handle_irq(irq); diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index 3072dbe..dca20de 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -122,15 +122,15 @@ EXPORT_SYMBOL(lubbock_set_misc_wr); static unsigned long lubbock_irq_enabled; -static void lubbock_mask_irq(unsigned int irq) +static void lubbock_mask_irq(struct irq_data *d) { - int lubbock_irq = (irq - LUBBOCK_IRQ(0)); + int lubbock_irq = (d->irq - LUBBOCK_IRQ(0)); LUB_IRQ_MASK_EN = (lubbock_irq_enabled &= ~(1 << lubbock_irq)); } -static void lubbock_unmask_irq(unsigned int irq) +static void lubbock_unmask_irq(struct irq_data *d) { - int lubbock_irq = (irq - LUBBOCK_IRQ(0)); + int lubbock_irq = (d->irq - LUBBOCK_IRQ(0)); /* the irq can be acknowledged only if deasserted, so it's done here */ LUB_IRQ_SET_CLR &= ~(1 << lubbock_irq); LUB_IRQ_MASK_EN = (lubbock_irq_enabled |= (1 << lubbock_irq)); @@ -138,16 +138,17 @@ static void lubbock_unmask_irq(unsigned int irq) static struct irq_chip lubbock_irq_chip = { .name = "FPGA", - .ack = lubbock_mask_irq, - .mask = lubbock_mask_irq, - .unmask = lubbock_unmask_irq, + .irq_ack = lubbock_mask_irq, + .irq_mask = lubbock_mask_irq, + .irq_unmask = lubbock_unmask_irq, }; static void lubbock_irq_handler(unsigned int irq, struct irq_desc *desc) { unsigned long pending = LUB_IRQ_SET_CLR & lubbock_irq_enabled; do { - desc->chip->ack(irq); /* clear our parent irq */ + /* clear our parent irq */ + desc->irq_data.chip->irq_ack(&desc->irq_data); if (likely(pending)) { irq = LUBBOCK_IRQ(0) + __ffs(pending); generic_handle_irq(irq); diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 740c035..d4b6f23 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -123,15 +123,15 @@ static unsigned long mainstone_pin_config[] = { static unsigned long mainstone_irq_enabled; -static void mainstone_mask_irq(unsigned int irq) +static void mainstone_mask_irq(struct irq_data *d) { - int mainstone_irq = (irq - MAINSTONE_IRQ(0)); + int mainstone_irq = (d->irq - MAINSTONE_IRQ(0)); MST_INTMSKENA = (mainstone_irq_enabled &= ~(1 << mainstone_irq)); } -static void mainstone_unmask_irq(unsigned int irq) +static void mainstone_unmask_irq(struct irq_data *d) { - int mainstone_irq = (irq - MAINSTONE_IRQ(0)); + int mainstone_irq = (d->irq - MAINSTONE_IRQ(0)); /* the irq can be acknowledged only if deasserted, so it's done here */ MST_INTSETCLR &= ~(1 << mainstone_irq); MST_INTMSKENA = (mainstone_irq_enabled |= (1 << mainstone_irq)); @@ -139,16 +139,17 @@ static void mainstone_unmask_irq(unsigned int irq) static struct irq_chip mainstone_irq_chip = { .name = "FPGA", - .ack = mainstone_mask_irq, - .mask = mainstone_mask_irq, - .unmask = mainstone_unmask_irq, + .irq_ack = mainstone_mask_irq, + .irq_mask = mainstone_mask_irq, + .irq_unmask = mainstone_unmask_irq, }; static void mainstone_irq_handler(unsigned int irq, struct irq_desc *desc) { unsigned long pending = MST_INTSETCLR & mainstone_irq_enabled; do { - desc->chip->ack(irq); /* clear useless edge notification */ + /* clear useless edge notification */ + desc->irq_data.chip->irq_ack(&desc->irq_data); if (likely(pending)) { irq = MAINSTONE_IRQ(0) + __ffs(pending); generic_handle_irq(irq); diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index f33647a..90820fa 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -241,23 +241,23 @@ static struct platform_device pcm990_backlight_device = { static unsigned long pcm990_irq_enabled; -static void pcm990_mask_ack_irq(unsigned int irq) +static void pcm990_mask_ack_irq(struct irq_data *d) { - int pcm990_irq = (irq - PCM027_IRQ(0)); + int pcm990_irq = (d->irq - PCM027_IRQ(0)); PCM990_INTMSKENA = (pcm990_irq_enabled &= ~(1 << pcm990_irq)); } -static void pcm990_unmask_irq(unsigned int irq) +static void pcm990_unmask_irq(struct irq_data *d) { - int pcm990_irq = (irq - PCM027_IRQ(0)); + int pcm990_irq = (d->irq - PCM027_IRQ(0)); /* the irq can be acknowledged only if deasserted, so it's done here */ PCM990_INTSETCLR |= 1 << pcm990_irq; PCM990_INTMSKENA = (pcm990_irq_enabled |= (1 << pcm990_irq)); } static struct irq_chip pcm990_irq_chip = { - .mask_ack = pcm990_mask_ack_irq, - .unmask = pcm990_unmask_irq, + .irq_mask_ack = pcm990_mask_ack_irq, + .irq_unmask = pcm990_unmask_irq, }; static void pcm990_irq_handler(unsigned int irq, struct irq_desc *desc) @@ -265,7 +265,8 @@ static void pcm990_irq_handler(unsigned int irq, struct irq_desc *desc) unsigned long pending = (~PCM990_INTSETCLR) & pcm990_irq_enabled; do { - desc->chip->ack(irq); /* clear our parent IRQ */ + /* clear our parent IRQ */ + desc->irq_data.chip->irq_ack(&desc->irq_data); if (likely(pending)) { irq = PCM027_IRQ(0) + __ffs(pending); generic_handle_irq(irq); diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index 3f5241c..fbc5b77 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -22,6 +22,7 @@ #include <linux/platform_device.h> #include <linux/suspend.h> #include <linux/sysdev.h> +#include <linux/irq.h> #include <asm/mach/map.h> #include <mach/hardware.h> @@ -282,15 +283,15 @@ static inline void pxa25x_init_pm(void) {} /* PXA25x: supports wakeup from GPIO0..GPIO15 and RTC alarm */ -static int pxa25x_set_wake(unsigned int irq, unsigned int on) +static int pxa25x_set_wake(struct irq_data *d, unsigned int on) { - int gpio = IRQ_TO_GPIO(irq); + int gpio = IRQ_TO_GPIO(d->irq); uint32_t mask = 0; if (gpio >= 0 && gpio < 85) return gpio_set_wake(gpio, on); - if (irq == IRQ_RTCAlrm) { + if (d->irq == IRQ_RTCAlrm) { mask = PWER_RTC; goto set_pwer; } diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index b2130b7..987301f 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -18,6 +18,7 @@ #include <linux/platform_device.h> #include <linux/sysdev.h> #include <linux/io.h> +#include <linux/irq.h> #include <asm/mach/map.h> #include <mach/hardware.h> @@ -343,18 +344,18 @@ static inline void pxa27x_init_pm(void) {} /* PXA27x: Various gpios can issue wakeup events. This logic only * handles the simple cases, not the WEMUX2 and WEMUX3 options */ -static int pxa27x_set_wake(unsigned int irq, unsigned int on) +static int pxa27x_set_wake(struct irq_data *d, unsigned int on) { - int gpio = IRQ_TO_GPIO(irq); + int gpio = IRQ_TO_GPIO(d->irq); uint32_t mask; if (gpio >= 0 && gpio < 128) return gpio_set_wake(gpio, on); - if (irq == IRQ_KEYPAD) + if (d->irq == IRQ_KEYPAD) return keypad_set_wake(on); - switch (irq) { + switch (d->irq) { case IRQ_RTCAlrm: mask = PWER_RTC; break; diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index e14818f..a7a19e1 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -229,11 +229,11 @@ static void __init pxa3xx_init_pm(void) pxa_cpu_pm_fns = &pxa3xx_cpu_pm_fns; } -static int pxa3xx_set_wake(unsigned int irq, unsigned int on) +static int pxa3xx_set_wake(struct irq_data *d, unsigned int on) { unsigned long flags, mask = 0; - switch (irq) { + switch (d->irq) { case IRQ_SSP3: mask = ADXER_MFP_WSSP3; break; @@ -322,40 +322,40 @@ static inline void pxa3xx_init_pm(void) {} #define pxa3xx_set_wake NULL #endif -static void pxa_ack_ext_wakeup(unsigned int irq) +static void pxa_ack_ext_wakeup(struct irq_data *d) { - PECR |= PECR_IS(irq - IRQ_WAKEUP0); + PECR |= PECR_IS(d->irq - IRQ_WAKEUP0); } -static void pxa_mask_ext_wakeup(unsigned int irq) +static void pxa_mask_ext_wakeup(struct irq_data *d) { - ICMR2 &= ~(1 << ((irq - PXA_IRQ(0)) & 0x1f)); - PECR &= ~PECR_IE(irq - IRQ_WAKEUP0); + ICMR2 &= ~(1 << ((d->irq - PXA_IRQ(0)) & 0x1f)); + PECR &= ~PECR_IE(d->irq - IRQ_WAKEUP0); } -static void pxa_unmask_ext_wakeup(unsigned int irq) +static void pxa_unmask_ext_wakeup(struct irq_data *d) { - ICMR2 |= 1 << ((irq - PXA_IRQ(0)) & 0x1f); - PECR |= PECR_IE(irq - IRQ_WAKEUP0); + ICMR2 |= 1 << ((d->irq - PXA_IRQ(0)) & 0x1f); + PECR |= PECR_IE(d->irq - IRQ_WAKEUP0); } -static int pxa_set_ext_wakeup_type(unsigned int irq, unsigned int flow_type) +static int pxa_set_ext_wakeup_type(struct irq_data *d, unsigned int flow_type) { if (flow_type & IRQ_TYPE_EDGE_RISING) - PWER |= 1 << (irq - IRQ_WAKEUP0); + PWER |= 1 << (d->irq - IRQ_WAKEUP0); if (flow_type & IRQ_TYPE_EDGE_FALLING) - PWER |= 1 << (irq - IRQ_WAKEUP0 + 2); + PWER |= 1 << (d->irq - IRQ_WAKEUP0 + 2); return 0; } static struct irq_chip pxa_ext_wakeup_chip = { .name = "WAKEUP", - .ack = pxa_ack_ext_wakeup, - .mask = pxa_mask_ext_wakeup, - .unmask = pxa_unmask_ext_wakeup, - .set_type = pxa_set_ext_wakeup_type, + .irq_ack = pxa_ack_ext_wakeup, + .irq_mask = pxa_mask_ext_wakeup, + .irq_unmask = pxa_unmask_ext_wakeup, + .irq_set_type = pxa_set_ext_wakeup_type, }; static void __init pxa_init_ext_wakeup_irq(set_wake_t fn) @@ -368,7 +368,7 @@ static void __init pxa_init_ext_wakeup_irq(set_wake_t fn) set_irq_flags(irq, IRQF_VALID); } - pxa_ext_wakeup_chip.set_wake = fn; + pxa_ext_wakeup_chip.irq_set_wake = fn; } void __init pxa3xx_init_irq(void) diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 0bc9387..b49a2c2 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -25,6 +25,7 @@ #include <linux/spi/corgi_lcd.h> #include <linux/spi/pxa2xx_spi.h> #include <linux/mtd/sharpsl.h> +#include <linux/mtd/physmap.h> #include <linux/input/matrix_keypad.h> #include <linux/regulator/machine.h> #include <linux/io.h> diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c index de69b20..49eeeab 100644 --- a/arch/arm/mach-pxa/viper.c +++ b/arch/arm/mach-pxa/viper.c @@ -249,9 +249,9 @@ static inline int viper_bit_to_irq(int bit) return viper_isa_irqs[bit] + PXA_ISA_IRQ(0); } -static void viper_ack_irq(unsigned int irq) +static void viper_ack_irq(struct irq_data *d) { - int viper_irq = viper_irq_to_bitmask(irq); + int viper_irq = viper_irq_to_bitmask(d->irq); if (viper_irq & 0xff) VIPER_LO_IRQ_STATUS = viper_irq; @@ -259,14 +259,14 @@ static void viper_ack_irq(unsigned int irq) VIPER_HI_IRQ_STATUS = (viper_irq >> 8); } -static void viper_mask_irq(unsigned int irq) +static void viper_mask_irq(struct irq_data *d) { - viper_irq_enabled_mask &= ~(viper_irq_to_bitmask(irq)); + viper_irq_enabled_mask &= ~(viper_irq_to_bitmask(d->irq)); } -static void viper_unmask_irq(unsigned int irq) +static void viper_unmask_irq(struct irq_data *d) { - viper_irq_enabled_mask |= viper_irq_to_bitmask(irq); + viper_irq_enabled_mask |= viper_irq_to_bitmask(d->irq); } static inline unsigned long viper_irq_pending(void) @@ -283,7 +283,7 @@ static void viper_irq_handler(unsigned int irq, struct irq_desc *desc) do { /* we're in a chained irq handler, * so ack the interrupt by hand */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); if (likely(pending)) { irq = viper_bit_to_irq(__ffs(pending)); @@ -294,10 +294,10 @@ static void viper_irq_handler(unsigned int irq, struct irq_desc *desc) } static struct irq_chip viper_irq_chip = { - .name = "ISA", - .ack = viper_ack_irq, - .mask = viper_mask_irq, - .unmask = viper_unmask_irq + .name = "ISA", + .irq_ack = viper_ack_irq, + .irq_mask = viper_mask_irq, + .irq_unmask = viper_unmask_irq }; static void __init viper_init_irq(void) diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index bf034c7..f4b053b 100644 --- a/arch/arm/mach-pxa/zeus.c +++ b/arch/arm/mach-pxa/zeus.c @@ -83,19 +83,19 @@ static inline int zeus_bit_to_irq(int bit) return zeus_isa_irqs[bit] + PXA_ISA_IRQ(0); } -static void zeus_ack_irq(unsigned int irq) +static void zeus_ack_irq(struct irq_data *d) { - __raw_writew(zeus_irq_to_bitmask(irq), ZEUS_CPLD_ISA_IRQ); + __raw_writew(zeus_irq_to_bitmask(d->irq), ZEUS_CPLD_ISA_IRQ); } -static void zeus_mask_irq(unsigned int irq) +static void zeus_mask_irq(struct irq_data *d) { - zeus_irq_enabled_mask &= ~(zeus_irq_to_bitmask(irq)); + zeus_irq_enabled_mask &= ~(zeus_irq_to_bitmask(d->irq)); } -static void zeus_unmask_irq(unsigned int irq) +static void zeus_unmask_irq(struct irq_data *d) { - zeus_irq_enabled_mask |= zeus_irq_to_bitmask(irq); + zeus_irq_enabled_mask |= zeus_irq_to_bitmask(d->irq); } static inline unsigned long zeus_irq_pending(void) @@ -111,7 +111,7 @@ static void zeus_irq_handler(unsigned int irq, struct irq_desc *desc) do { /* we're in a chained irq handler, * so ack the interrupt by hand */ - desc->chip->ack(gpio_to_irq(ZEUS_ISA_GPIO)); + desc->irq_data.chip->irq_ack(&desc->irq_data); if (likely(pending)) { irq = zeus_bit_to_irq(__ffs(pending)); @@ -122,10 +122,10 @@ static void zeus_irq_handler(unsigned int irq, struct irq_desc *desc) } static struct irq_chip zeus_irq_chip = { - .name = "ISA", - .ack = zeus_ack_irq, - .mask = zeus_mask_irq, - .unmask = zeus_unmask_irq, + .name = "ISA", + .irq_ack = zeus_ack_irq, + .irq_mask = zeus_mask_irq, + .irq_unmask = zeus_unmask_irq, }; static void __init zeus_init_irq(void) @@ -830,8 +830,8 @@ static void __init zeus_init(void) pr_info("Zeus CPLD V%dI%d\n", (system_rev & 0xf0) >> 4, (system_rev & 0x0f)); /* Fix timings for dm9000s (CS1/CS2)*/ - msc0 = __raw_readl(MSC0) & 0x0000ffff | (dm9000_msc << 16); - msc1 = __raw_readl(MSC1) & 0xffff0000 | dm9000_msc; + msc0 = (__raw_readl(MSC0) & 0x0000ffff) | (dm9000_msc << 16); + msc1 = (__raw_readl(MSC1) & 0xffff0000) | dm9000_msc; __raw_writel(msc0, MSC0); __raw_writel(msc1, MSC1); diff --git a/arch/arm/mach-rpc/irq.c b/arch/arm/mach-rpc/irq.c index 9dd15d6..d29cd9b 100644 --- a/arch/arm/mach-rpc/irq.c +++ b/arch/arm/mach-rpc/irq.c @@ -6,110 +6,110 @@ #include <asm/hardware/iomd.h> #include <asm/irq.h> -static void iomd_ack_irq_a(unsigned int irq) +static void iomd_ack_irq_a(struct irq_data *d) { unsigned int val, mask; - mask = 1 << irq; + mask = 1 << d->irq; val = iomd_readb(IOMD_IRQMASKA); iomd_writeb(val & ~mask, IOMD_IRQMASKA); iomd_writeb(mask, IOMD_IRQCLRA); } -static void iomd_mask_irq_a(unsigned int irq) +static void iomd_mask_irq_a(struct irq_data *d) { unsigned int val, mask; - mask = 1 << irq; + mask = 1 << d->irq; val = iomd_readb(IOMD_IRQMASKA); iomd_writeb(val & ~mask, IOMD_IRQMASKA); } -static void iomd_unmask_irq_a(unsigned int irq) +static void iomd_unmask_irq_a(struct irq_data *d) { unsigned int val, mask; - mask = 1 << irq; + mask = 1 << d->irq; val = iomd_readb(IOMD_IRQMASKA); iomd_writeb(val | mask, IOMD_IRQMASKA); } static struct irq_chip iomd_a_chip = { - .ack = iomd_ack_irq_a, - .mask = iomd_mask_irq_a, - .unmask = iomd_unmask_irq_a, + .irq_ack = iomd_ack_irq_a, + .irq_mask = iomd_mask_irq_a, + .irq_unmask = iomd_unmask_irq_a, }; -static void iomd_mask_irq_b(unsigned int irq) +static void iomd_mask_irq_b(struct irq_data *d) { unsigned int val, mask; - mask = 1 << (irq & 7); + mask = 1 << (d->irq & 7); val = iomd_readb(IOMD_IRQMASKB); iomd_writeb(val & ~mask, IOMD_IRQMASKB); } -static void iomd_unmask_irq_b(unsigned int irq) +static void iomd_unmask_irq_b(struct irq_data *d) { unsigned int val, mask; - mask = 1 << (irq & 7); + mask = 1 << (d->irq & 7); val = iomd_readb(IOMD_IRQMASKB); iomd_writeb(val | mask, IOMD_IRQMASKB); } static struct irq_chip iomd_b_chip = { - .ack = iomd_mask_irq_b, - .mask = iomd_mask_irq_b, - .unmask = iomd_unmask_irq_b, + .irq_ack = iomd_mask_irq_b, + .irq_mask = iomd_mask_irq_b, + .irq_unmask = iomd_unmask_irq_b, }; -static void iomd_mask_irq_dma(unsigned int irq) +static void iomd_mask_irq_dma(struct irq_data *d) { unsigned int val, mask; - mask = 1 << (irq & 7); + mask = 1 << (d->irq & 7); val = iomd_readb(IOMD_DMAMASK); iomd_writeb(val & ~mask, IOMD_DMAMASK); } -static void iomd_unmask_irq_dma(unsigned int irq) +static void iomd_unmask_irq_dma(struct irq_data *d) { unsigned int val, mask; - mask = 1 << (irq & 7); + mask = 1 << (d->irq & 7); val = iomd_readb(IOMD_DMAMASK); iomd_writeb(val | mask, IOMD_DMAMASK); } static struct irq_chip iomd_dma_chip = { - .ack = iomd_mask_irq_dma, - .mask = iomd_mask_irq_dma, - .unmask = iomd_unmask_irq_dma, + .irq_ack = iomd_mask_irq_dma, + .irq_mask = iomd_mask_irq_dma, + .irq_unmask = iomd_unmask_irq_dma, }; -static void iomd_mask_irq_fiq(unsigned int irq) +static void iomd_mask_irq_fiq(struct irq_data *d) { unsigned int val, mask; - mask = 1 << (irq & 7); + mask = 1 << (d->irq & 7); val = iomd_readb(IOMD_FIQMASK); iomd_writeb(val & ~mask, IOMD_FIQMASK); } -static void iomd_unmask_irq_fiq(unsigned int irq) +static void iomd_unmask_irq_fiq(struct irq_data *d) { unsigned int val, mask; - mask = 1 << (irq & 7); + mask = 1 << (d->irq & 7); val = iomd_readb(IOMD_FIQMASK); iomd_writeb(val | mask, IOMD_FIQMASK); } static struct irq_chip iomd_fiq_chip = { - .ack = iomd_mask_irq_fiq, - .mask = iomd_mask_irq_fiq, - .unmask = iomd_unmask_irq_fiq, + .irq_ack = iomd_mask_irq_fiq, + .irq_mask = iomd_mask_irq_fiq, + .irq_unmask = iomd_unmask_irq_fiq, }; void __init rpc_init_irq(void) diff --git a/arch/arm/mach-s3c2410/bast-irq.c b/arch/arm/mach-s3c2410/bast-irq.c index 217b102..606cb6b 100644 --- a/arch/arm/mach-s3c2410/bast-irq.c +++ b/arch/arm/mach-s3c2410/bast-irq.c @@ -75,38 +75,38 @@ static unsigned char bast_pc104_irqmasks[] = { static unsigned char bast_pc104_irqs[] = { 3, 5, 7, 10 }; static void -bast_pc104_mask(unsigned int irqno) +bast_pc104_mask(struct irq_data *data) { unsigned long temp; temp = __raw_readb(BAST_VA_PC104_IRQMASK); - temp &= ~bast_pc104_irqmasks[irqno]; + temp &= ~bast_pc104_irqmasks[data->irq]; __raw_writeb(temp, BAST_VA_PC104_IRQMASK); } static void -bast_pc104_maskack(unsigned int irqno) +bast_pc104_maskack(struct irq_data *data) { struct irq_desc *desc = irq_desc + IRQ_ISA; - bast_pc104_mask(irqno); - desc->chip->ack(IRQ_ISA); + bast_pc104_mask(data); + desc->irq_data.chip->irq_ack(&desc->irq_data); } static void -bast_pc104_unmask(unsigned int irqno) +bast_pc104_unmask(struct irq_data *data) { unsigned long temp; temp = __raw_readb(BAST_VA_PC104_IRQMASK); - temp |= bast_pc104_irqmasks[irqno]; + temp |= bast_pc104_irqmasks[data->irq]; __raw_writeb(temp, BAST_VA_PC104_IRQMASK); } static struct irq_chip bast_pc104_chip = { - .mask = bast_pc104_mask, - .unmask = bast_pc104_unmask, - .ack = bast_pc104_maskack + .irq_mask = bast_pc104_mask, + .irq_unmask = bast_pc104_unmask, + .irq_ack = bast_pc104_maskack }; static void @@ -123,7 +123,7 @@ bast_irq_pc104_demux(unsigned int irq, /* ack if we get an irq with nothing (ie, startup) */ desc = irq_desc + IRQ_ISA; - desc->chip->ack(IRQ_ISA); + desc->irq_data.chip->irq_ack(&desc->irq_data); } else { /* handle the IRQ */ diff --git a/arch/arm/mach-s3c2410/include/mach/irqs.h b/arch/arm/mach-s3c2410/include/mach/irqs.h index 11bb0f0..e5a68ea 100644 --- a/arch/arm/mach-s3c2410/include/mach/irqs.h +++ b/arch/arm/mach-s3c2410/include/mach/irqs.h @@ -152,8 +152,8 @@ #define IRQ_S3C2416_HSMMC0 S3C2410_IRQ(21) /* S3C2416/S3C2450 */ -#define IRQ_HSMMC0 IRQ_S3C2443_HSMMC -#define IRQ_HSMMC1 IRQ_S3C2416_HSMMC0 +#define IRQ_HSMMC0 IRQ_S3C2416_HSMMC0 +#define IRQ_HSMMC1 IRQ_S3C2443_HSMMC #define IRQ_S3C2443_LCD1 S3C2410_IRQSUB(14) #define IRQ_S3C2443_LCD2 S3C2410_IRQSUB(15) diff --git a/arch/arm/mach-s3c2410/include/mach/map.h b/arch/arm/mach-s3c2410/include/mach/map.h index cd3983a..25bbf5a 100644 --- a/arch/arm/mach-s3c2410/include/mach/map.h +++ b/arch/arm/mach-s3c2410/include/mach/map.h @@ -112,8 +112,8 @@ #define S3C_PA_IIC S3C2410_PA_IIC #define S3C_PA_UART S3C24XX_PA_UART #define S3C_PA_USBHOST S3C2410_PA_USBHOST -#define S3C_PA_HSMMC0 S3C2443_PA_HSMMC -#define S3C_PA_HSMMC1 S3C2416_PA_HSMMC0 +#define S3C_PA_HSMMC0 S3C2416_PA_HSMMC0 +#define S3C_PA_HSMMC1 S3C2443_PA_HSMMC #define S3C_PA_WDT S3C2410_PA_WATCHDOG #define S3C_PA_NAND S3C24XX_PA_NAND diff --git a/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h b/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h index 101aeea..44494a5 100644 --- a/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h +++ b/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h @@ -86,6 +86,7 @@ #define S3C2443_HCLKCON_LCDC (1<<9) #define S3C2443_HCLKCON_USBH (1<<11) #define S3C2443_HCLKCON_USBD (1<<12) +#define S3C2416_HCLKCON_HSMMC0 (1<<15) #define S3C2443_HCLKCON_HSMMC (1<<16) #define S3C2443_HCLKCON_CFC (1<<17) #define S3C2443_HCLKCON_SSMC (1<<18) diff --git a/arch/arm/mach-s3c2412/irq.c b/arch/arm/mach-s3c2412/irq.c index 6000ca9..eddb52b 100644 --- a/arch/arm/mach-s3c2412/irq.c +++ b/arch/arm/mach-s3c2412/irq.c @@ -49,9 +49,9 @@ */ static void -s3c2412_irq_mask(unsigned int irqno) +s3c2412_irq_mask(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); unsigned long mask; mask = __raw_readl(S3C2410_INTMSK); @@ -62,9 +62,9 @@ s3c2412_irq_mask(unsigned int irqno) } static inline void -s3c2412_irq_ack(unsigned int irqno) +s3c2412_irq_ack(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); __raw_writel(bitval, S3C2412_EINTPEND); __raw_writel(bitval, S3C2410_SRCPND); @@ -72,9 +72,9 @@ s3c2412_irq_ack(unsigned int irqno) } static inline void -s3c2412_irq_maskack(unsigned int irqno) +s3c2412_irq_maskack(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); unsigned long mask; mask = __raw_readl(S3C2410_INTMSK); @@ -89,9 +89,9 @@ s3c2412_irq_maskack(unsigned int irqno) } static void -s3c2412_irq_unmask(unsigned int irqno) +s3c2412_irq_unmask(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); unsigned long mask; mask = __raw_readl(S3C2412_EINTMASK); @@ -102,11 +102,11 @@ s3c2412_irq_unmask(unsigned int irqno) } static struct irq_chip s3c2412_irq_eint0t4 = { - .ack = s3c2412_irq_ack, - .mask = s3c2412_irq_mask, - .unmask = s3c2412_irq_unmask, - .set_wake = s3c_irq_wake, - .set_type = s3c_irqext_type, + .irq_ack = s3c2412_irq_ack, + .irq_mask = s3c2412_irq_mask, + .irq_unmask = s3c2412_irq_unmask, + .irq_set_wake = s3c_irq_wake, + .irq_set_type = s3c_irqext_type, }; #define INTBIT(x) (1 << ((x) - S3C2410_IRQSUB(0))) @@ -132,29 +132,29 @@ static void s3c2412_irq_demux_cfsdi(unsigned int irq, struct irq_desc *desc) #define INTMSK_CFSDI (1UL << (IRQ_S3C2412_CFSDI - IRQ_EINT0)) #define SUBMSK_CFSDI INTMSK_SUB(IRQ_S3C2412_SDI, IRQ_S3C2412_CF) -static void s3c2412_irq_cfsdi_mask(unsigned int irqno) +static void s3c2412_irq_cfsdi_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_CFSDI, SUBMSK_CFSDI); + s3c_irqsub_mask(data->irq, INTMSK_CFSDI, SUBMSK_CFSDI); } -static void s3c2412_irq_cfsdi_unmask(unsigned int irqno) +static void s3c2412_irq_cfsdi_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_CFSDI); + s3c_irqsub_unmask(data->irq, INTMSK_CFSDI); } -static void s3c2412_irq_cfsdi_ack(unsigned int irqno) +static void s3c2412_irq_cfsdi_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_CFSDI, SUBMSK_CFSDI); + s3c_irqsub_maskack(data->irq, INTMSK_CFSDI, SUBMSK_CFSDI); } static struct irq_chip s3c2412_irq_cfsdi = { .name = "s3c2412-cfsdi", - .ack = s3c2412_irq_cfsdi_ack, - .mask = s3c2412_irq_cfsdi_mask, - .unmask = s3c2412_irq_cfsdi_unmask, + .irq_ack = s3c2412_irq_cfsdi_ack, + .irq_mask = s3c2412_irq_cfsdi_mask, + .irq_unmask = s3c2412_irq_cfsdi_unmask, }; -static int s3c2412_irq_rtc_wake(unsigned int irqno, unsigned int state) +static int s3c2412_irq_rtc_wake(struct irq_data *data, unsigned int state) { unsigned long pwrcfg; @@ -165,7 +165,7 @@ static int s3c2412_irq_rtc_wake(unsigned int irqno, unsigned int state) pwrcfg |= S3C2412_PWRCFG_RTC_MASKIRQ; __raw_writel(pwrcfg, S3C2412_PWRCFG); - return s3c_irq_chip.set_wake(irqno, state); + return s3c_irq_chip.irq_set_wake(data, state); } static struct irq_chip s3c2412_irq_rtc_chip; @@ -193,7 +193,7 @@ static int s3c2412_irq_add(struct sys_device *sysdev) /* change RTC IRQ's set wake method */ s3c2412_irq_rtc_chip = s3c_irq_chip; - s3c2412_irq_rtc_chip.set_wake = s3c2412_irq_rtc_wake; + s3c2412_irq_rtc_chip.irq_set_wake = s3c2412_irq_rtc_wake; set_irq_chip(IRQ_RTC, &s3c2412_irq_rtc_chip); diff --git a/arch/arm/mach-s3c2416/Kconfig b/arch/arm/mach-s3c2416/Kconfig index df8d149..69b48a7 100644 --- a/arch/arm/mach-s3c2416/Kconfig +++ b/arch/arm/mach-s3c2416/Kconfig @@ -31,6 +31,17 @@ config S3C2416_PM help Internal config node to apply S3C2416 power management +config S3C2416_SETUP_SDHCI + bool + select S3C2416_SETUP_SDHCI_GPIO + help + Internal helper functions for S3C2416 based SDHCI systems + +config S3C2416_SETUP_SDHCI_GPIO + bool + help + Common setup code for SDHCI gpio. + menu "S3C2416 Machines" config MACH_SMDK2416 @@ -42,6 +53,7 @@ config MACH_SMDK2416 select S3C_DEV_HSMMC1 select S3C_DEV_NAND select S3C_DEV_USB_HOST + select S3C2416_SETUP_SDHCI select S3C2416_PM if PM help Say Y here if you are using an SMDK2416 diff --git a/arch/arm/mach-s3c2416/Makefile b/arch/arm/mach-s3c2416/Makefile index ef038d6..7b805b2 100644 --- a/arch/arm/mach-s3c2416/Makefile +++ b/arch/arm/mach-s3c2416/Makefile @@ -14,6 +14,10 @@ obj-$(CONFIG_CPU_S3C2416) += irq.o obj-$(CONFIG_S3C2416_PM) += pm.o #obj-$(CONFIG_S3C2416_DMA) += dma.o +# Device setup +obj-$(CONFIG_S3C2416_SETUP_SDHCI) += setup-sdhci.o +obj-$(CONFIG_S3C2416_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o + # Machine support obj-$(CONFIG_MACH_SMDK2416) += mach-smdk2416.o diff --git a/arch/arm/mach-s3c2416/clock.c b/arch/arm/mach-s3c2416/clock.c index 7ccf5a2..3b02d85 100644 --- a/arch/arm/mach-s3c2416/clock.c +++ b/arch/arm/mach-s3c2416/clock.c @@ -38,12 +38,11 @@ static unsigned int armdiv[8] = { [7] = 8, }; -/* ID to hardware numbering, 0 is HSMMC1, 1 is HSMMC0 */ static struct clksrc_clk hsmmc_div[] = { [0] = { .clk = { .name = "hsmmc-div", - .id = 1, + .id = 0, .parent = &clk_esysclk.clk, }, .reg_div = { .reg = S3C2416_CLKDIV2, .size = 2, .shift = 6 }, @@ -51,7 +50,7 @@ static struct clksrc_clk hsmmc_div[] = { [1] = { .clk = { .name = "hsmmc-div", - .id = 0, + .id = 1, .parent = &clk_esysclk.clk, }, .reg_div = { .reg = S3C2443_CLKDIV1, .size = 2, .shift = 6 }, @@ -61,7 +60,7 @@ static struct clksrc_clk hsmmc_div[] = { static struct clksrc_clk hsmmc_mux[] = { [0] = { .clk = { - .id = 1, + .id = 0, .name = "hsmmc-if", .ctrlbit = (1 << 6), .enable = s3c2443_clkcon_enable_s, @@ -77,7 +76,7 @@ static struct clksrc_clk hsmmc_mux[] = { }, [1] = { .clk = { - .id = 0, + .id = 1, .name = "hsmmc-if", .ctrlbit = (1 << 12), .enable = s3c2443_clkcon_enable_s, @@ -93,6 +92,13 @@ static struct clksrc_clk hsmmc_mux[] = { }, }; +static struct clk hsmmc0_clk = { + .name = "hsmmc", + .id = 0, + .parent = &clk_h, + .enable = s3c2443_clkcon_enable_h, + .ctrlbit = S3C2416_HCLKCON_HSMMC0, +}; static inline unsigned int s3c2416_fclk_div(unsigned long clkcon0) { @@ -130,6 +136,8 @@ void __init s3c2416_init_clocks(int xtal) for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++) s3c_register_clksrc(clksrcs[ptr], 1); + s3c24xx_register_clock(&hsmmc0_clk); + s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s3c2416/irq.c b/arch/arm/mach-s3c2416/irq.c index 00174da..680fe38 100644 --- a/arch/arm/mach-s3c2416/irq.c +++ b/arch/arm/mach-s3c2416/irq.c @@ -77,28 +77,27 @@ static void s3c2416_irq_demux_wdtac97(unsigned int irq, struct irq_desc *desc) #define INTMSK_WDTAC97 (1UL << (IRQ_WDT - IRQ_EINT0)) #define SUBMSK_WDTAC97 INTMSK(IRQ_S3C2443_WDT, IRQ_S3C2443_AC97) -static void s3c2416_irq_wdtac97_mask(unsigned int irqno) +static void s3c2416_irq_wdtac97_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_WDTAC97, SUBMSK_WDTAC97); + s3c_irqsub_mask(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97); } -static void s3c2416_irq_wdtac97_unmask(unsigned int irqno) +static void s3c2416_irq_wdtac97_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_WDTAC97); + s3c_irqsub_unmask(data->irq, INTMSK_WDTAC97); } -static void s3c2416_irq_wdtac97_ack(unsigned int irqno) +static void s3c2416_irq_wdtac97_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_WDTAC97, SUBMSK_WDTAC97); + s3c_irqsub_maskack(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97); } static struct irq_chip s3c2416_irq_wdtac97 = { - .mask = s3c2416_irq_wdtac97_mask, - .unmask = s3c2416_irq_wdtac97_unmask, - .ack = s3c2416_irq_wdtac97_ack, + .irq_mask = s3c2416_irq_wdtac97_mask, + .irq_unmask = s3c2416_irq_wdtac97_unmask, + .irq_ack = s3c2416_irq_wdtac97_ack, }; - /* LCD sub interrupts */ static void s3c2416_irq_demux_lcd(unsigned int irq, struct irq_desc *desc) @@ -109,28 +108,27 @@ static void s3c2416_irq_demux_lcd(unsigned int irq, struct irq_desc *desc) #define INTMSK_LCD (1UL << (IRQ_LCD - IRQ_EINT0)) #define SUBMSK_LCD INTMSK(IRQ_S3C2443_LCD1, IRQ_S3C2443_LCD4) -static void s3c2416_irq_lcd_mask(unsigned int irqno) +static void s3c2416_irq_lcd_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_LCD, SUBMSK_LCD); + s3c_irqsub_mask(data->irq, INTMSK_LCD, SUBMSK_LCD); } -static void s3c2416_irq_lcd_unmask(unsigned int irqno) +static void s3c2416_irq_lcd_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_LCD); + s3c_irqsub_unmask(data->irq, INTMSK_LCD); } -static void s3c2416_irq_lcd_ack(unsigned int irqno) +static void s3c2416_irq_lcd_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_LCD, SUBMSK_LCD); + s3c_irqsub_maskack(data->irq, INTMSK_LCD, SUBMSK_LCD); } static struct irq_chip s3c2416_irq_lcd = { - .mask = s3c2416_irq_lcd_mask, - .unmask = s3c2416_irq_lcd_unmask, - .ack = s3c2416_irq_lcd_ack, + .irq_mask = s3c2416_irq_lcd_mask, + .irq_unmask = s3c2416_irq_lcd_unmask, + .irq_ack = s3c2416_irq_lcd_ack, }; - /* DMA sub interrupts */ static void s3c2416_irq_demux_dma(unsigned int irq, struct irq_desc *desc) @@ -142,28 +140,27 @@ static void s3c2416_irq_demux_dma(unsigned int irq, struct irq_desc *desc) #define SUBMSK_DMA INTMSK(IRQ_S3C2443_DMA0, IRQ_S3C2443_DMA5) -static void s3c2416_irq_dma_mask(unsigned int irqno) +static void s3c2416_irq_dma_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_DMA, SUBMSK_DMA); + s3c_irqsub_mask(data->irq, INTMSK_DMA, SUBMSK_DMA); } -static void s3c2416_irq_dma_unmask(unsigned int irqno) +static void s3c2416_irq_dma_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_DMA); + s3c_irqsub_unmask(data->irq, INTMSK_DMA); } -static void s3c2416_irq_dma_ack(unsigned int irqno) +static void s3c2416_irq_dma_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_DMA, SUBMSK_DMA); + s3c_irqsub_maskack(data->irq, INTMSK_DMA, SUBMSK_DMA); } static struct irq_chip s3c2416_irq_dma = { - .mask = s3c2416_irq_dma_mask, - .unmask = s3c2416_irq_dma_unmask, - .ack = s3c2416_irq_dma_ack, + .irq_mask = s3c2416_irq_dma_mask, + .irq_unmask = s3c2416_irq_dma_unmask, + .irq_ack = s3c2416_irq_dma_ack, }; - /* UART3 sub interrupts */ static void s3c2416_irq_demux_uart3(unsigned int irq, struct irq_desc *desc) @@ -174,28 +171,27 @@ static void s3c2416_irq_demux_uart3(unsigned int irq, struct irq_desc *desc) #define INTMSK_UART3 (1UL << (IRQ_S3C2443_UART3 - IRQ_EINT0)) #define SUBMSK_UART3 (0x7 << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0))) -static void s3c2416_irq_uart3_mask(unsigned int irqno) +static void s3c2416_irq_uart3_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART3, SUBMSK_UART3); + s3c_irqsub_mask(data->irq, INTMSK_UART3, SUBMSK_UART3); } -static void s3c2416_irq_uart3_unmask(unsigned int irqno) +static void s3c2416_irq_uart3_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART3); + s3c_irqsub_unmask(data->irq, INTMSK_UART3); } -static void s3c2416_irq_uart3_ack(unsigned int irqno) +static void s3c2416_irq_uart3_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART3, SUBMSK_UART3); + s3c_irqsub_maskack(data->irq, INTMSK_UART3, SUBMSK_UART3); } static struct irq_chip s3c2416_irq_uart3 = { - .mask = s3c2416_irq_uart3_mask, - .unmask = s3c2416_irq_uart3_unmask, - .ack = s3c2416_irq_uart3_ack, + .irq_mask = s3c2416_irq_uart3_mask, + .irq_unmask = s3c2416_irq_uart3_unmask, + .irq_ack = s3c2416_irq_uart3_ack, }; - /* IRQ initialisation code */ static int __init s3c2416_add_sub(unsigned int base, diff --git a/arch/arm/mach-s3c2416/mach-smdk2416.c b/arch/arm/mach-s3c2416/mach-smdk2416.c index 7fc3664..3f83177 100644 --- a/arch/arm/mach-s3c2416/mach-smdk2416.c +++ b/arch/arm/mach-s3c2416/mach-smdk2416.c @@ -46,6 +46,7 @@ #include <plat/devs.h> #include <plat/cpu.h> #include <plat/nand.h> +#include <plat/sdhci.h> #include <plat/regs-fb-v4.h> #include <plat/fb.h> @@ -110,6 +111,13 @@ static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = { .ucon = UCON, .ulcon = ULCON | 0x50, .ufcon = UFCON, + }, + [3] = { + .hwport = 3, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, } }; @@ -159,6 +167,18 @@ static struct s3c_fb_platdata smdk2416_fb_platdata = { .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, }; +static struct s3c_sdhci_platdata smdk2416_hsmmc0_pdata __initdata = { + .max_width = 4, + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S3C2410_GPF(1), + .ext_cd_gpio_invert = 1, +}; + +static struct s3c_sdhci_platdata smdk2416_hsmmc1_pdata __initdata = { + .max_width = 4, + .cd_type = S3C_SDHCI_CD_NONE, +}; + static struct platform_device *smdk2416_devices[] __initdata = { &s3c_device_fb, &s3c_device_wdt, @@ -180,6 +200,9 @@ static void __init smdk2416_machine_init(void) s3c_i2c0_set_platdata(NULL); s3c_fb_set_platdata(&smdk2416_fb_platdata); + s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata); + s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata); + gpio_request(S3C2410_GPB(4), "USBHost Power"); gpio_direction_output(S3C2410_GPB(4), 1); diff --git a/arch/arm/mach-s3c2416/s3c2416.c b/arch/arm/mach-s3c2416/s3c2416.c index 63f39cd..ba7fd87 100644 --- a/arch/arm/mach-s3c2416/s3c2416.c +++ b/arch/arm/mach-s3c2416/s3c2416.c @@ -53,6 +53,7 @@ #include <plat/s3c2416.h> #include <plat/devs.h> #include <plat/cpu.h> +#include <plat/sdhci.h> #include <plat/iic-core.h> #include <plat/fb-core.h> @@ -115,6 +116,10 @@ void __init s3c2416_map_io(void) s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_updown; s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_updown; + /* initialize device information early */ + s3c2416_default_sdhci0(); + s3c2416_default_sdhci1(); + iotable_init(s3c2416_iodesc, ARRAY_SIZE(s3c2416_iodesc)); } diff --git a/arch/arm/mach-s3c2416/setup-sdhci-gpio.c b/arch/arm/mach-s3c2416/setup-sdhci-gpio.c new file mode 100644 index 0000000..f65cb3e --- /dev/null +++ b/arch/arm/mach-s3c2416/setup-sdhci-gpio.c @@ -0,0 +1,34 @@ +/* linux/arch/arm/plat-s3c2416/setup-sdhci-gpio.c + * + * Copyright 2010 Promwad Innovation Company + * Yauhen Kharuzhy <yauhen.kharuzhy@promwad.com> + * + * S3C2416 - Helper functions for setting up SDHCI device(s) GPIO (HSMMC) + * + * Based on mach-s3c64xx/setup-sdhci-gpio.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/gpio.h> + +#include <mach/regs-gpio.h> +#include <plat/gpio-cfg.h> + +void s3c2416_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width) +{ + s3c_gpio_cfgrange_nopull(S3C2410_GPE(5), 2 + width, S3C_GPIO_SFN(2)); +} + +void s3c2416_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width) +{ + s3c_gpio_cfgrange_nopull(S3C2410_GPL(0), width, S3C_GPIO_SFN(2)); + s3c_gpio_cfgrange_nopull(S3C2410_GPL(8), 2, S3C_GPIO_SFN(2)); +} diff --git a/arch/arm/mach-s3c2416/setup-sdhci.c b/arch/arm/mach-s3c2416/setup-sdhci.c new file mode 100644 index 0000000..ed34fad --- /dev/null +++ b/arch/arm/mach-s3c2416/setup-sdhci.c @@ -0,0 +1,61 @@ +/* linux/arch/arm/mach-s3c2416/setup-sdhci.c + * + * Copyright 2010 Promwad Innovation Company + * Yauhen Kharuzhy <yauhen.kharuzhy@promwad.com> + * + * S3C2416 - Helper functions for settign up SDHCI device(s) (HSMMC) + * + * Based on mach-s3c64xx/setup-sdhci.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/io.h> + +#include <linux/mmc/card.h> +#include <linux/mmc/host.h> + +#include <plat/regs-sdhci.h> +#include <plat/sdhci.h> + +/* clock sources for the mmc bus clock, order as for the ctrl2[5..4] */ + +char *s3c2416_hsmmc_clksrcs[4] = { + [0] = "hsmmc", + [1] = "hsmmc", + [2] = "hsmmc-if", + /* [3] = "48m", - note not successfully used yet */ +}; + +void s3c2416_setup_sdhci_cfg_card(struct platform_device *dev, + void __iomem *r, + struct mmc_ios *ios, + struct mmc_card *card) +{ + u32 ctrl2, ctrl3; + + ctrl2 = __raw_readl(r + S3C_SDHCI_CONTROL2); + ctrl2 &= S3C_SDHCI_CTRL2_SELBASECLK_MASK; + ctrl2 |= (S3C64XX_SDHCI_CTRL2_ENSTAASYNCCLR | + S3C64XX_SDHCI_CTRL2_ENCMDCNFMSK | + S3C_SDHCI_CTRL2_ENFBCLKRX | + S3C_SDHCI_CTRL2_DFCNT_NONE | + S3C_SDHCI_CTRL2_ENCLKOUTHOLD); + + if (ios->clock < 25 * 1000000) + ctrl3 = (S3C_SDHCI_CTRL3_FCSEL3 | + S3C_SDHCI_CTRL3_FCSEL2 | + S3C_SDHCI_CTRL3_FCSEL1 | + S3C_SDHCI_CTRL3_FCSEL0); + else + ctrl3 = (S3C_SDHCI_CTRL3_FCSEL1 | S3C_SDHCI_CTRL3_FCSEL0); + + __raw_writel(ctrl2, r + S3C_SDHCI_CONTROL2); + __raw_writel(ctrl3, r + S3C_SDHCI_CONTROL3); +} diff --git a/arch/arm/mach-s3c2440/irq.c b/arch/arm/mach-s3c2440/irq.c index 0c049b9..acad442 100644 --- a/arch/arm/mach-s3c2440/irq.c +++ b/arch/arm/mach-s3c2440/irq.c @@ -69,27 +69,27 @@ static void s3c_irq_demux_wdtac97(unsigned int irq, #define INTMSK_WDT (1UL << (IRQ_WDT - IRQ_EINT0)) static void -s3c_irq_wdtac97_mask(unsigned int irqno) +s3c_irq_wdtac97_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_WDT, 3<<13); + s3c_irqsub_mask(data->irq, INTMSK_WDT, 3 << 13); } static void -s3c_irq_wdtac97_unmask(unsigned int irqno) +s3c_irq_wdtac97_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_WDT); + s3c_irqsub_unmask(data->irq, INTMSK_WDT); } static void -s3c_irq_wdtac97_ack(unsigned int irqno) +s3c_irq_wdtac97_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_WDT, 3<<13); + s3c_irqsub_maskack(data->irq, INTMSK_WDT, 3 << 13); } static struct irq_chip s3c_irq_wdtac97 = { - .mask = s3c_irq_wdtac97_mask, - .unmask = s3c_irq_wdtac97_unmask, - .ack = s3c_irq_wdtac97_ack, + .irq_mask = s3c_irq_wdtac97_mask, + .irq_unmask = s3c_irq_wdtac97_unmask, + .irq_ack = s3c_irq_wdtac97_ack, }; static int s3c2440_irq_add(struct sys_device *sysdev) diff --git a/arch/arm/mach-s3c2440/s3c244x-irq.c b/arch/arm/mach-s3c2440/s3c244x-irq.c index a75c0c2..83daf4e 100644 --- a/arch/arm/mach-s3c2440/s3c244x-irq.c +++ b/arch/arm/mach-s3c2440/s3c244x-irq.c @@ -68,27 +68,27 @@ static void s3c_irq_demux_cam(unsigned int irq, #define INTMSK_CAM (1UL << (IRQ_CAM - IRQ_EINT0)) static void -s3c_irq_cam_mask(unsigned int irqno) +s3c_irq_cam_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_CAM, 3<<11); + s3c_irqsub_mask(data->irq, INTMSK_CAM, 3 << 11); } static void -s3c_irq_cam_unmask(unsigned int irqno) +s3c_irq_cam_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_CAM); + s3c_irqsub_unmask(data->irq, INTMSK_CAM); } static void -s3c_irq_cam_ack(unsigned int irqno) +s3c_irq_cam_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_CAM, 3<<11); + s3c_irqsub_maskack(data->irq, INTMSK_CAM, 3 << 11); } static struct irq_chip s3c_irq_cam = { - .mask = s3c_irq_cam_mask, - .unmask = s3c_irq_cam_unmask, - .ack = s3c_irq_cam_ack, + .irq_mask = s3c_irq_cam_mask, + .irq_unmask = s3c_irq_cam_unmask, + .irq_ack = s3c_irq_cam_ack, }; static int s3c244x_irq_add(struct sys_device *sysdev) diff --git a/arch/arm/mach-s3c2443/Kconfig b/arch/arm/mach-s3c2443/Kconfig index 31babec..d8eb868 100644 --- a/arch/arm/mach-s3c2443/Kconfig +++ b/arch/arm/mach-s3c2443/Kconfig @@ -10,6 +10,7 @@ config CPU_S3C2443 select CPU_LLSERIAL_S3C2440 select SAMSUNG_CLKSRC select S3C2443_CLOCK + select S3C_GPIO_PULL_S3C2443 help Support for the S3C2443 SoC from the S3C24XX line @@ -25,7 +26,7 @@ config MACH_SMDK2443 bool "SMDK2443" select CPU_S3C2443 select MACH_SMDK - select S3C_DEV_HSMMC + select S3C_DEV_HSMMC1 help Say Y here if you are using an SMDK2443 diff --git a/arch/arm/mach-s3c2443/clock.c b/arch/arm/mach-s3c2443/clock.c index 0c3c0c8..f4ec6d5 100644 --- a/arch/arm/mach-s3c2443/clock.c +++ b/arch/arm/mach-s3c2443/clock.c @@ -196,7 +196,7 @@ static struct clksrc_clk clk_hsspi = { static struct clksrc_clk clk_hsmmc_div = { .clk = { .name = "hsmmc-div", - .id = -1, + .id = 1, .parent = &clk_esysclk.clk, }, .reg_div = { .reg = S3C2443_CLKDIV1, .size = 2, .shift = 6 }, @@ -231,7 +231,7 @@ static int s3c2443_enable_hsmmc(struct clk *clk, int enable) static struct clk clk_hsmmc = { .name = "hsmmc-if", - .id = -1, + .id = 1, .parent = &clk_hsmmc_div.clk, .enable = s3c2443_enable_hsmmc, .ops = &(struct clk_ops) { diff --git a/arch/arm/mach-s3c2443/irq.c b/arch/arm/mach-s3c2443/irq.c index 8934247..c7820f9 100644 --- a/arch/arm/mach-s3c2443/irq.c +++ b/arch/arm/mach-s3c2443/irq.c @@ -75,28 +75,27 @@ static void s3c2443_irq_demux_wdtac97(unsigned int irq, struct irq_desc *desc) #define INTMSK_WDTAC97 (1UL << (IRQ_WDT - IRQ_EINT0)) #define SUBMSK_WDTAC97 INTMSK(IRQ_S3C2443_WDT, IRQ_S3C2443_AC97) -static void s3c2443_irq_wdtac97_mask(unsigned int irqno) +static void s3c2443_irq_wdtac97_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_WDTAC97, SUBMSK_WDTAC97); + s3c_irqsub_mask(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97); } -static void s3c2443_irq_wdtac97_unmask(unsigned int irqno) +static void s3c2443_irq_wdtac97_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_WDTAC97); + s3c_irqsub_unmask(data->irq, INTMSK_WDTAC97); } -static void s3c2443_irq_wdtac97_ack(unsigned int irqno) +static void s3c2443_irq_wdtac97_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_WDTAC97, SUBMSK_WDTAC97); + s3c_irqsub_maskack(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97); } static struct irq_chip s3c2443_irq_wdtac97 = { - .mask = s3c2443_irq_wdtac97_mask, - .unmask = s3c2443_irq_wdtac97_unmask, - .ack = s3c2443_irq_wdtac97_ack, + .irq_mask = s3c2443_irq_wdtac97_mask, + .irq_unmask = s3c2443_irq_wdtac97_unmask, + .irq_ack = s3c2443_irq_wdtac97_ack, }; - /* LCD sub interrupts */ static void s3c2443_irq_demux_lcd(unsigned int irq, struct irq_desc *desc) @@ -107,28 +106,27 @@ static void s3c2443_irq_demux_lcd(unsigned int irq, struct irq_desc *desc) #define INTMSK_LCD (1UL << (IRQ_LCD - IRQ_EINT0)) #define SUBMSK_LCD INTMSK(IRQ_S3C2443_LCD1, IRQ_S3C2443_LCD4) -static void s3c2443_irq_lcd_mask(unsigned int irqno) +static void s3c2443_irq_lcd_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_LCD, SUBMSK_LCD); + s3c_irqsub_mask(data->irq, INTMSK_LCD, SUBMSK_LCD); } -static void s3c2443_irq_lcd_unmask(unsigned int irqno) +static void s3c2443_irq_lcd_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_LCD); + s3c_irqsub_unmask(data->irq, INTMSK_LCD); } -static void s3c2443_irq_lcd_ack(unsigned int irqno) +static void s3c2443_irq_lcd_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_LCD, SUBMSK_LCD); + s3c_irqsub_maskack(data->irq, INTMSK_LCD, SUBMSK_LCD); } static struct irq_chip s3c2443_irq_lcd = { - .mask = s3c2443_irq_lcd_mask, - .unmask = s3c2443_irq_lcd_unmask, - .ack = s3c2443_irq_lcd_ack, + .irq_mask = s3c2443_irq_lcd_mask, + .irq_unmask = s3c2443_irq_lcd_unmask, + .irq_ack = s3c2443_irq_lcd_ack, }; - /* DMA sub interrupts */ static void s3c2443_irq_demux_dma(unsigned int irq, struct irq_desc *desc) @@ -139,29 +137,27 @@ static void s3c2443_irq_demux_dma(unsigned int irq, struct irq_desc *desc) #define INTMSK_DMA (1UL << (IRQ_S3C2443_DMA - IRQ_EINT0)) #define SUBMSK_DMA INTMSK(IRQ_S3C2443_DMA0, IRQ_S3C2443_DMA5) - -static void s3c2443_irq_dma_mask(unsigned int irqno) +static void s3c2443_irq_dma_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_DMA, SUBMSK_DMA); + s3c_irqsub_mask(data->irq, INTMSK_DMA, SUBMSK_DMA); } -static void s3c2443_irq_dma_unmask(unsigned int irqno) +static void s3c2443_irq_dma_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_DMA); + s3c_irqsub_unmask(data->irq, INTMSK_DMA); } -static void s3c2443_irq_dma_ack(unsigned int irqno) +static void s3c2443_irq_dma_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_DMA, SUBMSK_DMA); + s3c_irqsub_maskack(data->irq, INTMSK_DMA, SUBMSK_DMA); } static struct irq_chip s3c2443_irq_dma = { - .mask = s3c2443_irq_dma_mask, - .unmask = s3c2443_irq_dma_unmask, - .ack = s3c2443_irq_dma_ack, + .irq_mask = s3c2443_irq_dma_mask, + .irq_unmask = s3c2443_irq_dma_unmask, + .irq_ack = s3c2443_irq_dma_ack, }; - /* UART3 sub interrupts */ static void s3c2443_irq_demux_uart3(unsigned int irq, struct irq_desc *desc) @@ -172,28 +168,27 @@ static void s3c2443_irq_demux_uart3(unsigned int irq, struct irq_desc *desc) #define INTMSK_UART3 (1UL << (IRQ_S3C2443_UART3 - IRQ_EINT0)) #define SUBMSK_UART3 (0x7 << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0))) -static void s3c2443_irq_uart3_mask(unsigned int irqno) +static void s3c2443_irq_uart3_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART3, SUBMSK_UART3); + s3c_irqsub_mask(data->irq, INTMSK_UART3, SUBMSK_UART3); } -static void s3c2443_irq_uart3_unmask(unsigned int irqno) +static void s3c2443_irq_uart3_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART3); + s3c_irqsub_unmask(data->irq, INTMSK_UART3); } -static void s3c2443_irq_uart3_ack(unsigned int irqno) +static void s3c2443_irq_uart3_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART3, SUBMSK_UART3); + s3c_irqsub_maskack(data->irq, INTMSK_UART3, SUBMSK_UART3); } static struct irq_chip s3c2443_irq_uart3 = { - .mask = s3c2443_irq_uart3_mask, - .unmask = s3c2443_irq_uart3_unmask, - .ack = s3c2443_irq_uart3_ack, + .irq_mask = s3c2443_irq_uart3_mask, + .irq_unmask = s3c2443_irq_uart3_unmask, + .irq_ack = s3c2443_irq_uart3_ack, }; - /* CAM sub interrupts */ static void s3c2443_irq_demux_cam(unsigned int irq, struct irq_desc *desc) @@ -204,25 +199,25 @@ static void s3c2443_irq_demux_cam(unsigned int irq, struct irq_desc *desc) #define INTMSK_CAM (1UL << (IRQ_CAM - IRQ_EINT0)) #define SUBMSK_CAM INTMSK(IRQ_S3C2440_CAM_C, IRQ_S3C2440_CAM_P) -static void s3c2443_irq_cam_mask(unsigned int irqno) +static void s3c2443_irq_cam_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_CAM, SUBMSK_CAM); + s3c_irqsub_mask(data->irq, INTMSK_CAM, SUBMSK_CAM); } -static void s3c2443_irq_cam_unmask(unsigned int irqno) +static void s3c2443_irq_cam_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_CAM); + s3c_irqsub_unmask(data->irq, INTMSK_CAM); } -static void s3c2443_irq_cam_ack(unsigned int irqno) +static void s3c2443_irq_cam_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_CAM, SUBMSK_CAM); + s3c_irqsub_maskack(data->irq, INTMSK_CAM, SUBMSK_CAM); } static struct irq_chip s3c2443_irq_cam = { - .mask = s3c2443_irq_cam_mask, - .unmask = s3c2443_irq_cam_unmask, - .ack = s3c2443_irq_cam_ack, + .irq_mask = s3c2443_irq_cam_mask, + .irq_unmask = s3c2443_irq_cam_unmask, + .irq_ack = s3c2443_irq_cam_ack, }; /* IRQ initialisation code */ diff --git a/arch/arm/mach-s3c2443/mach-smdk2443.c b/arch/arm/mach-s3c2443/mach-smdk2443.c index 4337f0a..514275e 100644 --- a/arch/arm/mach-s3c2443/mach-smdk2443.c +++ b/arch/arm/mach-s3c2443/mach-smdk2443.c @@ -99,13 +99,20 @@ static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = { .ucon = 0x3c5, .ulcon = 0x43, .ufcon = 0x51, + }, + [3] = { + .hwport = 3, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x51, } }; static struct platform_device *smdk2443_devices[] __initdata = { &s3c_device_wdt, &s3c_device_i2c0, - &s3c_device_hsmmc0, + &s3c_device_hsmmc1, #ifdef CONFIG_SND_SOC_SMDK2443_WM9710 &s3c_device_ac97, #endif diff --git a/arch/arm/mach-s3c2443/s3c2443.c b/arch/arm/mach-s3c2443/s3c2443.c index 33d18dd..e6a28ba 100644 --- a/arch/arm/mach-s3c2443/s3c2443.c +++ b/arch/arm/mach-s3c2443/s3c2443.c @@ -16,6 +16,7 @@ #include <linux/list.h> #include <linux/timer.h> #include <linux/init.h> +#include <linux/gpio.h> #include <linux/platform_device.h> #include <linux/serial_core.h> #include <linux/sysdev.h> @@ -32,6 +33,9 @@ #include <mach/regs-s3c2443-clock.h> #include <mach/reset.h> +#include <plat/gpio-core.h> +#include <plat/gpio-cfg.h> +#include <plat/gpio-cfg-helpers.h> #include <plat/s3c2443.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -86,6 +90,9 @@ void __init s3c2443_init_uarts(struct s3c2410_uartcfg *cfg, int no) void __init s3c2443_map_io(void) { + s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_s3c2443; + s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_s3c2443; + iotable_init(s3c2443_iodesc, ARRAY_SIZE(s3c2443_iodesc)); } diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c index 1c98d2ff..dd37820 100644 --- a/arch/arm/mach-s3c64xx/clock.c +++ b/arch/arm/mach-s3c64xx/clock.c @@ -127,7 +127,7 @@ int s3c64xx_sclk_ctrl(struct clk *clk, int enable) return s3c64xx_gate(S3C_SCLK_GATE, clk, enable); } -static struct clk init_clocks_disable[] = { +static struct clk init_clocks_off[] = { { .name = "nand", .id = -1, @@ -834,10 +834,6 @@ static struct clk *clks[] __initdata = { void __init s3c64xx_register_clocks(unsigned long xtal, unsigned armclk_divlimit) { - struct clk *clkp; - int ret; - int ptr; - armclk_mask = armclk_divlimit; s3c24xx_register_baseclocks(xtal); @@ -845,17 +841,8 @@ void __init s3c64xx_register_clocks(unsigned long xtal, s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - clkp = init_clocks_disable; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) { - - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - - (clkp->enable)(clkp, 0); - } + s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c24xx_register_clocks(clks1, ARRAY_SIZE(clks1)); s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); diff --git a/arch/arm/mach-s3c64xx/dma.c b/arch/arm/mach-s3c64xx/dma.c index 372ea68..135db1b 100644 --- a/arch/arm/mach-s3c64xx/dma.c +++ b/arch/arm/mach-s3c64xx/dma.c @@ -212,6 +212,7 @@ static int s3c64xx_dma_start(struct s3c2410_dma_chan *chan) config = readl(chan->regs + PL080S_CH_CONFIG); config |= PL080_CONFIG_ENABLE; + config &= ~PL080_CONFIG_HALT; pr_debug("%s: writing config %08x\n", __func__, config); writel(config, chan->regs + PL080S_CH_CONFIG); diff --git a/arch/arm/mach-s3c64xx/irq-eint.c b/arch/arm/mach-s3c64xx/irq-eint.c index 5682d6a..2ead818 100644 --- a/arch/arm/mach-s3c64xx/irq-eint.c +++ b/arch/arm/mach-s3c64xx/irq-eint.c @@ -30,41 +30,41 @@ #include <plat/pm.h> #define eint_offset(irq) ((irq) - IRQ_EINT(0)) -#define eint_irq_to_bit(irq) (1 << eint_offset(irq)) +#define eint_irq_to_bit(irq) ((u32)(1 << eint_offset(irq))) -static inline void s3c_irq_eint_mask(unsigned int irq) +static inline void s3c_irq_eint_mask(struct irq_data *data) { u32 mask; mask = __raw_readl(S3C64XX_EINT0MASK); - mask |= eint_irq_to_bit(irq); + mask |= (u32)data->chip_data; __raw_writel(mask, S3C64XX_EINT0MASK); } -static void s3c_irq_eint_unmask(unsigned int irq) +static void s3c_irq_eint_unmask(struct irq_data *data) { u32 mask; mask = __raw_readl(S3C64XX_EINT0MASK); - mask &= ~eint_irq_to_bit(irq); + mask &= ~((u32)data->chip_data); __raw_writel(mask, S3C64XX_EINT0MASK); } -static inline void s3c_irq_eint_ack(unsigned int irq) +static inline void s3c_irq_eint_ack(struct irq_data *data) { - __raw_writel(eint_irq_to_bit(irq), S3C64XX_EINT0PEND); + __raw_writel((u32)data->chip_data, S3C64XX_EINT0PEND); } -static void s3c_irq_eint_maskack(unsigned int irq) +static void s3c_irq_eint_maskack(struct irq_data *data) { /* compiler should in-line these */ - s3c_irq_eint_mask(irq); - s3c_irq_eint_ack(irq); + s3c_irq_eint_mask(data); + s3c_irq_eint_ack(data); } -static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) +static int s3c_irq_eint_set_type(struct irq_data *data, unsigned int type) { - int offs = eint_offset(irq); + int offs = eint_offset(data->irq); int pin, pin_val; int shift; u32 ctrl, mask; @@ -140,12 +140,12 @@ static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) static struct irq_chip s3c_irq_eint = { .name = "s3c-eint", - .mask = s3c_irq_eint_mask, - .unmask = s3c_irq_eint_unmask, - .mask_ack = s3c_irq_eint_maskack, - .ack = s3c_irq_eint_ack, - .set_type = s3c_irq_eint_set_type, - .set_wake = s3c_irqext_wake, + .irq_mask = s3c_irq_eint_mask, + .irq_unmask = s3c_irq_eint_unmask, + .irq_mask_ack = s3c_irq_eint_maskack, + .irq_ack = s3c_irq_eint_ack, + .irq_set_type = s3c_irq_eint_set_type, + .irq_set_wake = s3c_irqext_wake, }; /* s3c_irq_demux_eint @@ -198,6 +198,7 @@ static int __init s3c64xx_init_irq_eint(void) for (irq = IRQ_EINT(0); irq <= IRQ_EINT(27); irq++) { set_irq_chip(irq, &s3c_irq_eint); + set_irq_chip_data(irq, (void *)eint_irq_to_bit(irq)); set_irq_handler(irq, handle_level_irq); set_irq_flags(irq, IRQF_VALID); } diff --git a/arch/arm/mach-s5p6442/clock.c b/arch/arm/mach-s5p6442/clock.c index 16d6e7e..fbbc7be 100644 --- a/arch/arm/mach-s5p6442/clock.c +++ b/arch/arm/mach-s5p6442/clock.c @@ -340,7 +340,7 @@ void __init_or_cpufreq s5p6442_setup_clocks(void) clk_pclkd1.rate = pclkd1; } -static struct clk init_clocks_disable[] = { +static struct clk init_clocks_off[] = { { .name = "pdma", .id = -1, @@ -408,23 +408,13 @@ static struct clk *clks[] __initdata = { void __init s5p6442_register_clocks(void) { - struct clk *clkptr; - int i, ret; - s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - clkptr = init_clocks_disable; - for (i = 0; i < ARRAY_SIZE(init_clocks_disable); i++, clkptr++) { - ret = s3c24xx_register_clock(clkptr); - if (ret < 0) { - printk(KERN_ERR "Fail to register clock %s (%d)\n", - clkptr->name, ret); - } else - (clkptr->enable)(clkptr, 0); - } + s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5p6442/include/mach/map.h b/arch/arm/mach-s5p6442/include/mach/map.h index 31fb2e68..203dd5a 100644 --- a/arch/arm/mach-s5p6442/include/mach/map.h +++ b/arch/arm/mach-s5p6442/include/mach/map.h @@ -28,6 +28,9 @@ #define S5P6442_PA_VIC1 (0xE4100000) #define S5P6442_PA_VIC2 (0xE4200000) +#define S5P6442_PA_SROMC (0xE7000000) +#define S5P_PA_SROMC S5P6442_PA_SROMC + #define S5P6442_PA_MDMA 0xE8000000 #define S5P6442_PA_PDMA 0xE9000000 diff --git a/arch/arm/mach-s5p6442/mach-smdk6442.c b/arch/arm/mach-s5p6442/mach-smdk6442.c index 819fd80..e69f137 100644 --- a/arch/arm/mach-s5p6442/mach-smdk6442.c +++ b/arch/arm/mach-s5p6442/mach-smdk6442.c @@ -12,6 +12,7 @@ #include <linux/types.h> #include <linux/init.h> #include <linux/serial_core.h> +#include <linux/i2c.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -25,6 +26,7 @@ #include <plat/s5p6442.h> #include <plat/devs.h> #include <plat/cpu.h> +#include <plat/iic.h> /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDK6442_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ @@ -65,10 +67,15 @@ static struct s3c2410_uartcfg smdk6442_uartcfgs[] __initdata = { }; static struct platform_device *smdk6442_devices[] __initdata = { + &s3c_device_i2c0, &s5p6442_device_iis0, &s3c_device_wdt, }; +static struct i2c_board_info smdk6442_i2c_devs0[] __initdata = { + { I2C_BOARD_INFO("wm8580", 0x1b), }, +}; + static void __init smdk6442_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -78,6 +85,9 @@ static void __init smdk6442_map_io(void) static void __init smdk6442_machine_init(void) { + s3c_i2c0_set_platdata(NULL); + i2c_register_board_info(0, smdk6442_i2c_devs0, + ARRAY_SIZE(smdk6442_i2c_devs0)); platform_add_devices(smdk6442_devices, ARRAY_SIZE(smdk6442_devices)); } diff --git a/arch/arm/mach-s5p6442/setup-i2c0.c b/arch/arm/mach-s5p6442/setup-i2c0.c index 662695d..aad8565 100644 --- a/arch/arm/mach-s5p6442/setup-i2c0.c +++ b/arch/arm/mach-s5p6442/setup-i2c0.c @@ -14,12 +14,15 @@ #include <linux/kernel.h> #include <linux/types.h> +#include <linux/gpio.h> struct platform_device; /* don't need the contents */ +#include <plat/gpio-cfg.h> #include <plat/iic.h> void s3c_i2c0_cfg_gpio(struct platform_device *dev) { - /* Will be populated later */ + s3c_gpio_cfgall_range(S5P6442_GPD1(0), 2, + S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); } diff --git a/arch/arm/mach-s5p64x0/Makefile b/arch/arm/mach-s5p64x0/Makefile index 2655829..ae6bf6f 100644 --- a/arch/arm/mach-s5p64x0/Makefile +++ b/arch/arm/mach-s5p64x0/Makefile @@ -12,9 +12,9 @@ obj- := # Core support for S5P64X0 system -obj-$(CONFIG_ARCH_S5P64X0) += cpu.o init.o clock.o dma.o +obj-$(CONFIG_ARCH_S5P64X0) += cpu.o init.o clock.o dma.o gpiolib.o obj-$(CONFIG_ARCH_S5P64X0) += setup-i2c0.o -obj-$(CONFIG_CPU_S5P6440) += clock-s5p6440.o gpio.o +obj-$(CONFIG_CPU_S5P6440) += clock-s5p6440.o obj-$(CONFIG_CPU_S5P6450) += clock-s5p6450.o # machine support diff --git a/arch/arm/mach-s5p64x0/clock-s5p6440.c b/arch/arm/mach-s5p64x0/clock-s5p6440.c index 409c5fc..9f12c2e 100644 --- a/arch/arm/mach-s5p64x0/clock-s5p6440.c +++ b/arch/arm/mach-s5p64x0/clock-s5p6440.c @@ -133,7 +133,7 @@ static struct clksrc_clk clk_pclk_low = { * recommended to keep the following clocks disabled until the driver requests * for enabling the clock. */ -static struct clk init_clocks_disable[] = { +static struct clk init_clocks_off[] = { { .name = "nand", .id = -1, @@ -419,7 +419,7 @@ static struct clksrc_sources clkset_audio = { static struct clksrc_clk clksrcs[] = { { .clk = { - .name = "mmc_bus", + .name = "sclk_mmc", .id = 0, .ctrlbit = (1 << 24), .enable = s5p64x0_sclk_ctrl, @@ -429,7 +429,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 0, .size = 4 }, }, { .clk = { - .name = "mmc_bus", + .name = "sclk_mmc", .id = 1, .ctrlbit = (1 << 25), .enable = s5p64x0_sclk_ctrl, @@ -439,7 +439,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 4, .size = 4 }, }, { .clk = { - .name = "mmc_bus", + .name = "sclk_mmc", .id = 2, .ctrlbit = (1 << 26), .enable = s5p64x0_sclk_ctrl, @@ -602,8 +602,6 @@ static struct clk *clks[] __initdata = { void __init s5p6440_register_clocks(void) { - struct clk *clkp; - int ret; int ptr; s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); @@ -614,16 +612,8 @@ void __init s5p6440_register_clocks(void) s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - clkp = init_clocks_disable; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) { - - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - (clkp->enable)(clkp, 0); - } + s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5p64x0/clock-s5p6450.c b/arch/arm/mach-s5p64x0/clock-s5p6450.c index 7fc6abd..4eec457 100644 --- a/arch/arm/mach-s5p64x0/clock-s5p6450.c +++ b/arch/arm/mach-s5p64x0/clock-s5p6450.c @@ -181,7 +181,7 @@ static struct clksrc_clk clk_pclk_low = { * recommended to keep the following clocks disabled until the driver requests * for enabling the clock. */ -static struct clk init_clocks_disable[] = { +static struct clk init_clocks_off[] = { { .name = "usbhost", .id = -1, @@ -231,6 +231,12 @@ static struct clk init_clocks_disable[] = { .enable = s5p64x0_pclk_ctrl, .ctrlbit = (1 << 5), }, { + .name = "rtc", + .id = -1, + .parent = &clk_pclk_low.clk, + .enable = s5p64x0_pclk_ctrl, + .ctrlbit = (1 << 6), + }, { .name = "adc", .id = -1, .parent = &clk_pclk_low.clk, @@ -261,6 +267,18 @@ static struct clk init_clocks_disable[] = { .enable = s5p64x0_pclk_ctrl, .ctrlbit = (1 << 26), }, { + .name = "iis", + .id = 1, + .parent = &clk_pclk_low.clk, + .enable = s5p64x0_pclk_ctrl, + .ctrlbit = (1 << 15), + }, { + .name = "iis", + .id = 2, + .parent = &clk_pclk_low.clk, + .enable = s5p64x0_pclk_ctrl, + .ctrlbit = (1 << 16), + }, { .name = "i2c", .id = 1, .parent = &clk_pclk_low.clk, @@ -633,8 +651,6 @@ void __init_or_cpufreq s5p6450_setup_clocks(void) void __init s5p6450_register_clocks(void) { - struct clk *clkp; - int ret; int ptr; for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++) @@ -643,16 +659,8 @@ void __init s5p6450_register_clocks(void) s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - clkp = init_clocks_disable; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) { - - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - (clkp->enable)(clkp, 0); - } + s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5p64x0/dev-audio.c b/arch/arm/mach-s5p64x0/dev-audio.c index 14f89e73..35f1f22 100644 --- a/arch/arm/mach-s5p64x0/dev-audio.c +++ b/arch/arm/mach-s5p64x0/dev-audio.c @@ -24,13 +24,13 @@ static const char *rclksrc[] = { [1] = "sclk_audio2", }; -static int s5p64x0_cfg_i2s(struct platform_device *pdev) +static int s5p6440_cfg_i2s(struct platform_device *pdev) { - /* configure GPIO for i2s port */ switch (pdev->id) { case 0: - s3c_gpio_cfgpin_range(S5P6440_GPR(4), 5, S3C_GPIO_SFN(5)); - s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin_range(S5P6440_GPC(4), 2, S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin(S5P6440_GPC(7), S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin_range(S5P6440_GPH(6), 4, S3C_GPIO_SFN(5)); break; default: printk(KERN_ERR "Invalid Device %d\n", pdev->id); @@ -40,8 +40,8 @@ static int s5p64x0_cfg_i2s(struct platform_device *pdev) return 0; } -static struct s3c_audio_pdata s5p64x0_i2s_pdata = { - .cfg_gpio = s5p64x0_cfg_i2s, +static struct s3c_audio_pdata s5p6440_i2s_pdata = { + .cfg_gpio = s5p6440_cfg_i2s, .type = { .i2s = { .quirks = QUIRK_PRI_6CHAN, @@ -50,7 +50,7 @@ static struct s3c_audio_pdata s5p64x0_i2s_pdata = { }, }; -static struct resource s5p64x0_iis0_resource[] = { +static struct resource s5p64x0_i2s0_resource[] = { [0] = { .start = S5P64X0_PA_I2S, .end = S5P64X0_PA_I2S + 0x100 - 1, @@ -71,20 +71,117 @@ static struct resource s5p64x0_iis0_resource[] = { struct platform_device s5p6440_device_iis = { .name = "samsung-i2s", .id = 0, - .num_resources = ARRAY_SIZE(s5p64x0_iis0_resource), - .resource = s5p64x0_iis0_resource, + .num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource), + .resource = s5p64x0_i2s0_resource, .dev = { - .platform_data = &s5p64x0_i2s_pdata, + .platform_data = &s5p6440_i2s_pdata, + }, +}; + +static int s5p6450_cfg_i2s(struct platform_device *pdev) +{ + switch (pdev->id) { + case 0: + s3c_gpio_cfgpin_range(S5P6450_GPR(4), 5, S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin_range(S5P6450_GPR(13), 2, S3C_GPIO_SFN(5)); + break; + case 1: + s3c_gpio_cfgpin(S5P6440_GPB(4), S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin_range(S5P6450_GPC(0), 4, S3C_GPIO_SFN(5)); + break; + case 2: + s3c_gpio_cfgpin_range(S5P6450_GPK(0), 5, S3C_GPIO_SFN(5)); + break; + default: + printk(KERN_ERR "Invalid Device %d\n", pdev->id); + return -EINVAL; + } + + return 0; +} + +static struct s3c_audio_pdata s5p6450_i2s0_pdata = { + .cfg_gpio = s5p6450_cfg_i2s, + .type = { + .i2s = { + .quirks = QUIRK_PRI_6CHAN, + .src_clk = rclksrc, + }, }, }; struct platform_device s5p6450_device_iis0 = { .name = "samsung-i2s", .id = 0, - .num_resources = ARRAY_SIZE(s5p64x0_iis0_resource), - .resource = s5p64x0_iis0_resource, + .num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource), + .resource = s5p64x0_i2s0_resource, + .dev = { + .platform_data = &s5p6450_i2s0_pdata, + }, +}; + +static struct s3c_audio_pdata s5p6450_i2s_pdata = { + .cfg_gpio = s5p6450_cfg_i2s, + .type = { + .i2s = { + .src_clk = rclksrc, + }, + }, +}; + +static struct resource s5p6450_i2s1_resource[] = { + [0] = { + .start = S5P6450_PA_I2S1, + .end = S5P6450_PA_I2S1 + 0x100 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = DMACH_I2S1_TX, + .end = DMACH_I2S1_TX, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = DMACH_I2S1_RX, + .end = DMACH_I2S1_RX, + .flags = IORESOURCE_DMA, + }, +}; + +struct platform_device s5p6450_device_iis1 = { + .name = "samsung-i2s", + .id = 1, + .num_resources = ARRAY_SIZE(s5p6450_i2s1_resource), + .resource = s5p6450_i2s1_resource, + .dev = { + .platform_data = &s5p6450_i2s_pdata, + }, +}; + +static struct resource s5p6450_i2s2_resource[] = { + [0] = { + .start = S5P6450_PA_I2S2, + .end = S5P6450_PA_I2S2 + 0x100 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = DMACH_I2S2_TX, + .end = DMACH_I2S2_TX, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = DMACH_I2S2_RX, + .end = DMACH_I2S2_RX, + .flags = IORESOURCE_DMA, + }, +}; + +struct platform_device s5p6450_device_iis2 = { + .name = "samsung-i2s", + .id = 2, + .num_resources = ARRAY_SIZE(s5p6450_i2s2_resource), + .resource = s5p6450_i2s2_resource, .dev = { - .platform_data = &s5p64x0_i2s_pdata, + .platform_data = &s5p6450_i2s_pdata, }, }; diff --git a/arch/arm/mach-s5p64x0/gpio.c b/arch/arm/mach-s5p64x0/gpiolib.c index 39159dd..e7fb3b0 100644 --- a/arch/arm/mach-s5p64x0/gpio.c +++ b/arch/arm/mach-s5p64x0/gpiolib.c @@ -1,4 +1,4 @@ -/* linux/arch/arm/mach-s5p64x0/gpio.c +/* linux/arch/arm/mach-s5p64x0/gpiolib.c * * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd. * http://www.samsung.com @@ -17,13 +17,12 @@ #include <mach/map.h> #include <mach/regs-gpio.h> +#include <mach/regs-clock.h> #include <plat/gpio-core.h> #include <plat/gpio-cfg.h> #include <plat/gpio-cfg-helpers.h> -/* To be implemented S5P6450 GPIO */ - /* * S5P6440 GPIO bank summary: * @@ -40,6 +39,25 @@ * P 8 2Bit Yes 8 * R 15 4Bit[2] Yes 8 * + * S5P6450 GPIO bank summary: + * + * Bank GPIOs Style SlpCon ExtInt Group + * A 6 4Bit Yes 1 + * B 7 4Bit Yes 1 + * C 8 4Bit Yes 2 + * D 8 4Bit Yes None + * F 2 2Bit Yes None + * G 14 4Bit[2] Yes 5 + * H 10 4Bit[2] Yes 6 + * I 16 2Bit Yes None + * J 12 2Bit Yes None + * K 5 4Bit Yes None + * N 16 2Bit No IRQ_EINT + * P 11 2Bit Yes 8 + * Q 14 2Bit Yes None + * R 15 4Bit[2] Yes None + * S 8 2Bit Yes None + * * [1] BANKF pins 14,15 do not form part of the external interrupt sources * [2] BANK has two control registers, GPxCON0 and GPxCON1 */ @@ -190,7 +208,7 @@ static struct s3c_gpio_cfg s5p64x0_gpio_cfgs[] = { static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { { - .base = S5P6440_GPA_BASE, + .base = S5P64X0_GPA_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPA(0), @@ -198,7 +216,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { .label = "GPA", }, }, { - .base = S5P6440_GPB_BASE, + .base = S5P64X0_GPB_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPB(0), @@ -206,7 +224,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { .label = "GPB", }, }, { - .base = S5P6440_GPC_BASE, + .base = S5P64X0_GPC_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPC(0), @@ -214,7 +232,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { .label = "GPC", }, }, { - .base = S5P6440_GPG_BASE, + .base = S5P64X0_GPG_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPG(0), @@ -226,7 +244,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { static struct s3c_gpio_chip s5p6440_gpio_4bit2[] = { { - .base = S5P6440_GPH_BASE + 0x4, + .base = S5P64X0_GPH_BASE + 0x4, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPH(0), @@ -238,7 +256,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit2[] = { static struct s3c_gpio_chip s5p6440_gpio_rbank_4bit2[] = { { - .base = S5P6440_GPR_BASE + 0x4, + .base = S5P64X0_GPR_BASE + 0x4, .config = &s5p64x0_gpio_cfgs[2], .chip = { .base = S5P6440_GPR(0), @@ -250,7 +268,7 @@ static struct s3c_gpio_chip s5p6440_gpio_rbank_4bit2[] = { static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { { - .base = S5P6440_GPF_BASE, + .base = S5P64X0_GPF_BASE, .config = &s5p64x0_gpio_cfgs[5], .chip = { .base = S5P6440_GPF(0), @@ -258,7 +276,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPF", }, }, { - .base = S5P6440_GPI_BASE, + .base = S5P64X0_GPI_BASE, .config = &s5p64x0_gpio_cfgs[3], .chip = { .base = S5P6440_GPI(0), @@ -266,7 +284,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPI", }, }, { - .base = S5P6440_GPJ_BASE, + .base = S5P64X0_GPJ_BASE, .config = &s5p64x0_gpio_cfgs[3], .chip = { .base = S5P6440_GPJ(0), @@ -274,7 +292,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPJ", }, }, { - .base = S5P6440_GPN_BASE, + .base = S5P64X0_GPN_BASE, .config = &s5p64x0_gpio_cfgs[4], .chip = { .base = S5P6440_GPN(0), @@ -282,7 +300,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPN", }, }, { - .base = S5P6440_GPP_BASE, + .base = S5P64X0_GPP_BASE, .config = &s5p64x0_gpio_cfgs[5], .chip = { .base = S5P6440_GPP(0), @@ -292,6 +310,142 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { }, }; +static struct s3c_gpio_chip s5p6450_gpio_4bit[] = { + { + .base = S5P64X0_GPA_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPA(0), + .ngpio = S5P6450_GPIO_A_NR, + .label = "GPA", + }, + }, { + .base = S5P64X0_GPB_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPB(0), + .ngpio = S5P6450_GPIO_B_NR, + .label = "GPB", + }, + }, { + .base = S5P64X0_GPC_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPC(0), + .ngpio = S5P6450_GPIO_C_NR, + .label = "GPC", + }, + }, { + .base = S5P6450_GPD_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPD(0), + .ngpio = S5P6450_GPIO_D_NR, + .label = "GPD", + }, + }, { + .base = S5P6450_GPK_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPK(0), + .ngpio = S5P6450_GPIO_K_NR, + .label = "GPK", + }, + }, +}; + +static struct s3c_gpio_chip s5p6450_gpio_4bit2[] = { + { + .base = S5P64X0_GPG_BASE + 0x4, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPG(0), + .ngpio = S5P6450_GPIO_G_NR, + .label = "GPG", + }, + }, { + .base = S5P64X0_GPH_BASE + 0x4, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPH(0), + .ngpio = S5P6450_GPIO_H_NR, + .label = "GPH", + }, + }, +}; + +static struct s3c_gpio_chip s5p6450_gpio_rbank_4bit2[] = { + { + .base = S5P64X0_GPR_BASE + 0x4, + .config = &s5p64x0_gpio_cfgs[2], + .chip = { + .base = S5P6450_GPR(0), + .ngpio = S5P6450_GPIO_R_NR, + .label = "GPR", + }, + }, +}; + +static struct s3c_gpio_chip s5p6450_gpio_2bit[] = { + { + .base = S5P64X0_GPF_BASE, + .config = &s5p64x0_gpio_cfgs[5], + .chip = { + .base = S5P6450_GPF(0), + .ngpio = S5P6450_GPIO_F_NR, + .label = "GPF", + }, + }, { + .base = S5P64X0_GPI_BASE, + .config = &s5p64x0_gpio_cfgs[3], + .chip = { + .base = S5P6450_GPI(0), + .ngpio = S5P6450_GPIO_I_NR, + .label = "GPI", + }, + }, { + .base = S5P64X0_GPJ_BASE, + .config = &s5p64x0_gpio_cfgs[3], + .chip = { + .base = S5P6450_GPJ(0), + .ngpio = S5P6450_GPIO_J_NR, + .label = "GPJ", + }, + }, { + .base = S5P64X0_GPN_BASE, + .config = &s5p64x0_gpio_cfgs[4], + .chip = { + .base = S5P6450_GPN(0), + .ngpio = S5P6450_GPIO_N_NR, + .label = "GPN", + }, + }, { + .base = S5P64X0_GPP_BASE, + .config = &s5p64x0_gpio_cfgs[5], + .chip = { + .base = S5P6450_GPP(0), + .ngpio = S5P6450_GPIO_P_NR, + .label = "GPP", + }, + }, { + .base = S5P6450_GPQ_BASE, + .config = &s5p64x0_gpio_cfgs[4], + .chip = { + .base = S5P6450_GPQ(0), + .ngpio = S5P6450_GPIO_Q_NR, + .label = "GPQ", + }, + }, { + .base = S5P6450_GPS_BASE, + .config = &s5p64x0_gpio_cfgs[5], + .chip = { + .base = S5P6450_GPS(0), + .ngpio = S5P6450_GPIO_S_NR, + .label = "GPS", + }, + }, +}; + void __init s5p64x0_gpiolib_set_cfg(struct s3c_gpio_cfg *chipcfg, int nr_chips) { for (; nr_chips > 0; nr_chips--, chipcfg++) { @@ -317,26 +471,41 @@ static void __init s5p64x0_gpio_add_rbank_4bit2(struct s3c_gpio_chip *chip, } } -static int __init s5p6440_gpiolib_init(void) +static int __init s5p64x0_gpiolib_init(void) { - struct s3c_gpio_chip *chips = s5p6440_gpio_2bit; - int nr_chips = ARRAY_SIZE(s5p6440_gpio_2bit); + unsigned int chipid; + + chipid = __raw_readl(S5P64X0_SYS_ID); s5p64x0_gpiolib_set_cfg(s5p64x0_gpio_cfgs, ARRAY_SIZE(s5p64x0_gpio_cfgs)); - for (; nr_chips > 0; nr_chips--, chips++) - s3c_gpiolib_add(chips); + if ((chipid & 0xff000) == 0x50000) { + samsung_gpiolib_add_2bit_chips(s5p6450_gpio_2bit, + ARRAY_SIZE(s5p6450_gpio_2bit)); + + samsung_gpiolib_add_4bit_chips(s5p6450_gpio_4bit, + ARRAY_SIZE(s5p6450_gpio_4bit)); - samsung_gpiolib_add_4bit_chips(s5p6440_gpio_4bit, - ARRAY_SIZE(s5p6440_gpio_4bit)); + samsung_gpiolib_add_4bit2_chips(s5p6450_gpio_4bit2, + ARRAY_SIZE(s5p6450_gpio_4bit2)); - samsung_gpiolib_add_4bit2_chips(s5p6440_gpio_4bit2, - ARRAY_SIZE(s5p6440_gpio_4bit2)); + s5p64x0_gpio_add_rbank_4bit2(s5p6450_gpio_rbank_4bit2, + ARRAY_SIZE(s5p6450_gpio_rbank_4bit2)); + } else { + samsung_gpiolib_add_2bit_chips(s5p6440_gpio_2bit, + ARRAY_SIZE(s5p6440_gpio_2bit)); - s5p64x0_gpio_add_rbank_4bit2(s5p6440_gpio_rbank_4bit2, - ARRAY_SIZE(s5p6440_gpio_rbank_4bit2)); + samsung_gpiolib_add_4bit_chips(s5p6440_gpio_4bit, + ARRAY_SIZE(s5p6440_gpio_4bit)); + + samsung_gpiolib_add_4bit2_chips(s5p6440_gpio_4bit2, + ARRAY_SIZE(s5p6440_gpio_4bit2)); + + s5p64x0_gpio_add_rbank_4bit2(s5p6440_gpio_rbank_4bit2, + ARRAY_SIZE(s5p6440_gpio_rbank_4bit2)); + } return 0; } -arch_initcall(s5p6440_gpiolib_init); +core_initcall(s5p64x0_gpiolib_init); diff --git a/arch/arm/mach-s5p64x0/include/mach/map.h b/arch/arm/mach-s5p64x0/include/mach/map.h index 31e5341..a9365e5 100644 --- a/arch/arm/mach-s5p64x0/include/mach/map.h +++ b/arch/arm/mach-s5p64x0/include/mach/map.h @@ -29,6 +29,9 @@ #define S5P64X0_PA_VIC0 (0xE4000000) #define S5P64X0_PA_VIC1 (0xE4100000) +#define S5P64X0_PA_SROMC (0xE7000000) +#define S5P_PA_SROMC S5P64X0_PA_SROMC + #define S5P64X0_PA_PDMA (0xE9000000) #define S5P64X0_PA_TIMER (0xEA000000) @@ -63,6 +66,8 @@ #define S5P64X0_PA_HSMMC(x) (0xED800000 + ((x) * 0x100000)) #define S5P64X0_PA_I2S (0xF2000000) +#define S5P6450_PA_I2S1 0xF2800000 +#define S5P6450_PA_I2S2 0xF2900000 #define S5P64X0_PA_PCM (0xF2100000) diff --git a/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h index 85f448e..0953ef6 100644 --- a/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h +++ b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h @@ -15,48 +15,23 @@ #include <mach/map.h> -/* Will be implemented S5P6442 GPIOlib */ - /* Base addresses for each of the banks */ -#define S5P6440_GPA_BASE (S5P_VA_GPIO + 0x0000) -#define S5P6440_GPB_BASE (S5P_VA_GPIO + 0x0020) -#define S5P6440_GPC_BASE (S5P_VA_GPIO + 0x0040) -#define S5P6440_GPF_BASE (S5P_VA_GPIO + 0x00A0) -#define S5P6440_GPG_BASE (S5P_VA_GPIO + 0x00C0) -#define S5P6440_GPH_BASE (S5P_VA_GPIO + 0x00E0) -#define S5P6440_GPI_BASE (S5P_VA_GPIO + 0x0100) -#define S5P6440_GPJ_BASE (S5P_VA_GPIO + 0x0120) -#define S5P6440_GPN_BASE (S5P_VA_GPIO + 0x0830) -#define S5P6440_GPP_BASE (S5P_VA_GPIO + 0x0160) -#define S5P6440_GPR_BASE (S5P_VA_GPIO + 0x0290) - -#define S5P6440_EINT0CON0 (S5P_VA_GPIO + 0x900) -#define S5P6440_EINT0FLTCON0 (S5P_VA_GPIO + 0x910) -#define S5P6440_EINT0FLTCON1 (S5P_VA_GPIO + 0x914) -#define S5P6440_EINT0MASK (S5P_VA_GPIO + 0x920) -#define S5P6440_EINT0PEND (S5P_VA_GPIO + 0x924) - -/* for LCD */ - -#define S5P6440_SPCON_LCD_SEL_RGB (1 << 0) -#define S5P6440_SPCON_LCD_SEL_MASK (3 << 0) - -/* - * These set of macros are not really useful for the - * GPF/GPI/GPJ/GPN/GPP, useful for others set of GPIO's (4 bit) - */ - -#define S5P6440_GPIO_CONMASK(__gpio) (0xf << ((__gpio) * 4)) -#define S5P6440_GPIO_INPUT(__gpio) (0x0 << ((__gpio) * 4)) -#define S5P6440_GPIO_OUTPUT(__gpio) (0x1 << ((__gpio) * 4)) - -/* - * Use these macros for GPF/GPI/GPJ/GPN/GPP set of GPIO (2 bit) - */ - -#define S5P6440_GPIO2_CONMASK(__gpio) (0x3 << ((__gpio) * 2)) -#define S5P6440_GPIO2_INPUT(__gpio) (0x0 << ((__gpio) * 2)) -#define S5P6440_GPIO2_OUTPUT(__gpio) (0x1 << ((__gpio) * 2)) +#define S5P64X0_GPA_BASE (S5P_VA_GPIO + 0x0000) +#define S5P64X0_GPB_BASE (S5P_VA_GPIO + 0x0020) +#define S5P64X0_GPC_BASE (S5P_VA_GPIO + 0x0040) +#define S5P64X0_GPF_BASE (S5P_VA_GPIO + 0x00A0) +#define S5P64X0_GPG_BASE (S5P_VA_GPIO + 0x00C0) +#define S5P64X0_GPH_BASE (S5P_VA_GPIO + 0x00E0) +#define S5P64X0_GPI_BASE (S5P_VA_GPIO + 0x0100) +#define S5P64X0_GPJ_BASE (S5P_VA_GPIO + 0x0120) +#define S5P64X0_GPN_BASE (S5P_VA_GPIO + 0x0830) +#define S5P64X0_GPP_BASE (S5P_VA_GPIO + 0x0160) +#define S5P64X0_GPR_BASE (S5P_VA_GPIO + 0x0290) + +#define S5P6450_GPD_BASE (S5P_VA_GPIO + 0x0060) +#define S5P6450_GPK_BASE (S5P_VA_GPIO + 0x0140) +#define S5P6450_GPQ_BASE (S5P_VA_GPIO + 0x0180) +#define S5P6450_GPS_BASE (S5P_VA_GPIO + 0x0300) #endif /* __ASM_ARCH_REGS_GPIO_H */ diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c index 87c3f03..e980275 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6440.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c @@ -117,6 +117,7 @@ static struct s3c2410_platform_i2c s5p6440_i2c1_data __initdata = { static struct i2c_board_info smdk6440_i2c_devs0[] __initdata = { { I2C_BOARD_INFO("24c08", 0x50), }, + { I2C_BOARD_INFO("wm8580", 0x1b), }, }; static struct i2c_board_info smdk6440_i2c_devs1[] __initdata = { diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c index d609f5a..b78f562 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6450.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c @@ -135,6 +135,7 @@ static struct s3c2410_platform_i2c s5p6450_i2c1_data __initdata = { }; static struct i2c_board_info smdk6450_i2c_devs0[] __initdata = { + { I2C_BOARD_INFO("wm8580", 0x1b), }, { I2C_BOARD_INFO("24c08", 0x50), }, /* Samsung KS24C080C EEPROM */ }; diff --git a/arch/arm/mach-s5pc100/clock.c b/arch/arm/mach-s5pc100/clock.c index 2d4a761..0305e9b 100644 --- a/arch/arm/mach-s5pc100/clock.c +++ b/arch/arm/mach-s5pc100/clock.c @@ -396,7 +396,7 @@ static int s5pc100_sclk1_ctrl(struct clk *clk, int enable) * recommended to keep the following clocks disabled until the driver requests * for enabling the clock. */ -static struct clk init_clocks_disable[] = { +static struct clk init_clocks_off[] = { { .name = "cssys", .id = -1, @@ -1381,8 +1381,6 @@ static struct clk *clks[] __initdata = { void __init s5pc100_register_clocks(void) { - struct clk *clkp; - int ret; int ptr; s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); @@ -1393,16 +1391,8 @@ void __init s5pc100_register_clocks(void) s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - clkp = init_clocks_disable; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) { - - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - (clkp->enable)(clkp, 0); - } + s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5pc100/include/mach/map.h b/arch/arm/mach-s5pc100/include/mach/map.h index 32e9cab..328467b 100644 --- a/arch/arm/mach-s5pc100/include/mach/map.h +++ b/arch/arm/mach-s5pc100/include/mach/map.h @@ -55,6 +55,8 @@ #define S5PC100_VA_VIC_OFFSET 0x10000 #define S5PC1XX_VA_VIC(x) (S5PC100_VA_VIC + ((x) * S5PC100_VA_VIC_OFFSET)) +#define S5PC100_PA_SROMC (0xE7000000) +#define S5P_PA_SROMC S5PC100_PA_SROMC #define S5PC100_PA_ONENAND (0xE7100000) diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig index 862f239..53aabef 100644 --- a/arch/arm/mach-s5pv210/Kconfig +++ b/arch/arm/mach-s5pv210/Kconfig @@ -118,6 +118,7 @@ menu "S5PV210 Machines" config MACH_SMDKV210 bool "SMDKV210" select CPU_S5PV210 + select S3C_DEV_FB select S3C_DEV_HSMMC select S3C_DEV_HSMMC1 select S3C_DEV_HSMMC2 @@ -130,6 +131,7 @@ config MACH_SMDKV210 select SAMSUNG_DEV_IDE select SAMSUNG_DEV_KEYPAD select SAMSUNG_DEV_TS + select S5PV210_SETUP_FB_24BPP select S5PV210_SETUP_I2C1 select S5PV210_SETUP_I2C2 select S5PV210_SETUP_IDE diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index b774ff1..2d59949 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -309,7 +309,7 @@ static struct clk_ops clk_fout_apll_ops = { .get_rate = s5pv210_clk_fout_apll_get_rate, }; -static struct clk init_clocks_disable[] = { +static struct clk init_clocks_off[] = { { .name = "pdma", .id = 0, @@ -525,6 +525,12 @@ static struct clk init_clocks[] = { .parent = &clk_pclk_psys.clk, .enable = s5pv210_clk_ip3_ctrl, .ctrlbit = (1 << 20), + }, { + .name = "sromc", + .id = -1, + .parent = &clk_hclk_psys.clk, + .enable = s5pv210_clk_ip1_ctrl, + .ctrlbit = (1 << 26), }, }; @@ -1220,13 +1226,9 @@ static struct clk *clks[] __initdata = { void __init s5pv210_register_clocks(void) { - struct clk *clkp; - int ret; int ptr; - ret = s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); - if (ret > 0) - printk(KERN_ERR "Failed to register %u clocks\n", ret); + s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++) s3c_register_clksrc(sysclks[ptr], 1); @@ -1234,15 +1236,8 @@ void __init s5pv210_register_clocks(void) s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - clkp = init_clocks_disable; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) { - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - (clkp->enable)(clkp, 0); - } + s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c index 8eb480e..61e6c24 100644 --- a/arch/arm/mach-s5pv210/cpu.c +++ b/arch/arm/mach-s5pv210/cpu.c @@ -81,11 +81,6 @@ static struct map_desc s5pv210_iodesc[] __initdata = { .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S5P_VA_SROMC, - .pfn = __phys_to_pfn(S5PV210_PA_SROMC), - .length = SZ_4K, - .type = MT_DEVICE, - }, { .virtual = (unsigned long)S5P_VA_DMC0, .pfn = __phys_to_pfn(S5PV210_PA_DMC0), .length = SZ_4K, diff --git a/arch/arm/mach-s5pv210/include/mach/irqs.h b/arch/arm/mach-s5pv210/include/mach/irqs.h index 119b95f..26710b3 100644 --- a/arch/arm/mach-s5pv210/include/mach/irqs.h +++ b/arch/arm/mach-s5pv210/include/mach/irqs.h @@ -65,7 +65,7 @@ #define IRQ_HSMMC0 S5P_IRQ_VIC1(26) #define IRQ_HSMMC1 S5P_IRQ_VIC1(27) #define IRQ_HSMMC2 S5P_IRQ_VIC1(28) -#define IRQ_MIPICSI S5P_IRQ_VIC1(29) +#define IRQ_MIPI_CSIS S5P_IRQ_VIC1(29) #define IRQ_MIPIDSI S5P_IRQ_VIC1(30) #define IRQ_ONENAND_AUDI S5P_IRQ_VIC1(31) @@ -132,5 +132,6 @@ #define IRQ_LCD_FIFO IRQ_LCD0 #define IRQ_LCD_VSYNC IRQ_LCD1 #define IRQ_LCD_SYSTEM IRQ_LCD2 +#define IRQ_MIPI_CSIS0 IRQ_MIPI_CSIS #endif /* ASM_ARCH_IRQS_H */ diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h index 861d7fe..3611492 100644 --- a/arch/arm/mach-s5pv210/include/mach/map.h +++ b/arch/arm/mach-s5pv210/include/mach/map.h @@ -16,6 +16,8 @@ #include <plat/map-base.h> #include <plat/map-s5p.h> +#define S5PV210_PA_SROM_BANK5 (0xA8000000) + #define S5PC110_PA_ONENAND (0xB0000000) #define S5P_PA_ONENAND S5PC110_PA_ONENAND @@ -60,6 +62,7 @@ #define S3C_VA_UARTx(x) (S3C_VA_UART + ((x) * S3C_UART_OFFSET)) #define S5PV210_PA_SROMC (0xE8000000) +#define S5P_PA_SROMC S5PV210_PA_SROMC #define S5PV210_PA_CFCON (0xE8200000) @@ -107,6 +110,8 @@ #define S5PV210_PA_DMC0 (0xF0000000) #define S5PV210_PA_DMC1 (0xF1400000) +#define S5PV210_PA_MIPI_CSIS 0xFA600000 + /* compatibiltiy defines. */ #define S3C_PA_UART S5PV210_PA_UART #define S3C_PA_HSMMC0 S5PV210_PA_HSMMC(0) @@ -123,6 +128,7 @@ #define S5P_PA_FIMC0 S5PV210_PA_FIMC0 #define S5P_PA_FIMC1 S5PV210_PA_FIMC1 #define S5P_PA_FIMC2 S5PV210_PA_FIMC2 +#define S5P_PA_MIPI_CSIS0 S5PV210_PA_MIPI_CSIS #define SAMSUNG_PA_ADC S5PV210_PA_ADC #define SAMSUNG_PA_CFCON S5PV210_PA_CFCON diff --git a/arch/arm/mach-s5pv210/include/mach/regs-clock.h b/arch/arm/mach-s5pv210/include/mach/regs-clock.h index ebaabe0..4c45b74 100644 --- a/arch/arm/mach-s5pv210/include/mach/regs-clock.h +++ b/arch/arm/mach-s5pv210/include/mach/regs-clock.h @@ -161,7 +161,7 @@ #define S5P_MDNIE_SEL S5P_CLKREG(0x7008) #define S5P_MIPI_PHY_CON0 S5P_CLKREG(0x7200) #define S5P_MIPI_PHY_CON1 S5P_CLKREG(0x7204) -#define S5P_MIPI_CONTROL S5P_CLKREG(0xE814) +#define S5P_MIPI_DPHY_CONTROL S5P_CLKREG(0xE814) #define S5P_IDLE_CFG_TL_MASK (3 << 30) #define S5P_IDLE_CFG_TM_MASK (3 << 28) @@ -195,9 +195,6 @@ #define S5P_OTHERS_RET_UART (1 << 28) #define S5P_OTHERS_USB_SIG_MASK (1 << 16) -/* MIPI */ -#define S5P_MIPI_DPHY_EN (3) - /* S5P_DAC_CONTROL */ #define S5P_DAC_ENABLE (1) #define S5P_DAC_DISABLE (0) diff --git a/arch/arm/mach-s5pv210/mach-smdkc110.c b/arch/arm/mach-s5pv210/mach-smdkc110.c index 5dd1681..bb20a14 100644 --- a/arch/arm/mach-s5pv210/mach-smdkc110.c +++ b/arch/arm/mach-s5pv210/mach-smdkc110.c @@ -94,6 +94,7 @@ static struct platform_device *smdkc110_devices[] __initdata = { static struct i2c_board_info smdkc110_i2c_devs0[] __initdata = { { I2C_BOARD_INFO("24c08", 0x50), }, /* Samsung S524AD0XD1 */ + { I2C_BOARD_INFO("wm8580", 0x1b), }, }; static struct i2c_board_info smdkc110_i2c_devs1[] __initdata = { diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c index 1fbc45b..88e4522 100644 --- a/arch/arm/mach-s5pv210/mach-smdkv210.c +++ b/arch/arm/mach-s5pv210/mach-smdkv210.c @@ -14,16 +14,25 @@ #include <linux/init.h> #include <linux/serial_core.h> #include <linux/sysdev.h> +#include <linux/dm9000.h> +#include <linux/fb.h> +#include <linux/gpio.h> +#include <linux/delay.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/setup.h> #include <asm/mach-types.h> +#include <video/platform_lcd.h> + #include <mach/map.h> #include <mach/regs-clock.h> +#include <mach/regs-fb.h> #include <plat/regs-serial.h> +#include <plat/regs-srom.h> +#include <plat/gpio-cfg.h> #include <plat/s5pv210.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -33,6 +42,7 @@ #include <plat/iic.h> #include <plat/keypad.h> #include <plat/pm.h> +#include <plat/fb.h> /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKV210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ @@ -102,12 +112,106 @@ static struct samsung_keypad_platdata smdkv210_keypad_data __initdata = { .cols = 8, }; +static struct resource smdkv210_dm9000_resources[] = { + [0] = { + .start = S5PV210_PA_SROM_BANK5, + .end = S5PV210_PA_SROM_BANK5, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = S5PV210_PA_SROM_BANK5 + 2, + .end = S5PV210_PA_SROM_BANK5 + 2, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = IRQ_EINT(9), + .end = IRQ_EINT(9), + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, + }, +}; + +static struct dm9000_plat_data smdkv210_dm9000_platdata = { + .flags = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM, + .dev_addr = { 0x00, 0x09, 0xc0, 0xff, 0xec, 0x48 }, +}; + +struct platform_device smdkv210_dm9000 = { + .name = "dm9000", + .id = -1, + .num_resources = ARRAY_SIZE(smdkv210_dm9000_resources), + .resource = smdkv210_dm9000_resources, + .dev = { + .platform_data = &smdkv210_dm9000_platdata, + }, +}; + +static void smdkv210_lte480wv_set_power(struct plat_lcd_data *pd, + unsigned int power) +{ + if (power) { +#if !defined(CONFIG_BACKLIGHT_PWM) + gpio_request(S5PV210_GPD0(3), "GPD0"); + gpio_direction_output(S5PV210_GPD0(3), 1); + gpio_free(S5PV210_GPD0(3)); +#endif + + /* fire nRESET on power up */ + gpio_request(S5PV210_GPH0(6), "GPH0"); + + gpio_direction_output(S5PV210_GPH0(6), 1); + + gpio_set_value(S5PV210_GPH0(6), 0); + mdelay(10); + + gpio_set_value(S5PV210_GPH0(6), 1); + mdelay(10); + + gpio_free(S5PV210_GPH0(6)); + } else { +#if !defined(CONFIG_BACKLIGHT_PWM) + gpio_request(S5PV210_GPD0(3), "GPD0"); + gpio_direction_output(S5PV210_GPD0(3), 0); + gpio_free(S5PV210_GPD0(3)); +#endif + } +} + +static struct plat_lcd_data smdkv210_lcd_lte480wv_data = { + .set_power = smdkv210_lte480wv_set_power, +}; + +static struct platform_device smdkv210_lcd_lte480wv = { + .name = "platform-lcd", + .dev.parent = &s3c_device_fb.dev, + .dev.platform_data = &smdkv210_lcd_lte480wv_data, +}; + +static struct s3c_fb_pd_win smdkv210_fb_win0 = { + .win_mode = { + .left_margin = 13, + .right_margin = 8, + .upper_margin = 7, + .lower_margin = 5, + .hsync_len = 3, + .vsync_len = 1, + .xres = 800, + .yres = 480, + }, + .max_bpp = 32, + .default_bpp = 24, +}; + +static struct s3c_fb_platdata smdkv210_lcd0_pdata __initdata = { + .win[0] = &smdkv210_fb_win0, + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, + .setup_gpio = s5pv210_fb_gpio_setup_24bpp, +}; + static struct platform_device *smdkv210_devices[] __initdata = { - &s5pv210_device_iis0, - &s5pv210_device_ac97, - &s5pv210_device_spdif, &s3c_device_adc, &s3c_device_cfcon, + &s3c_device_fb, &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_hsmmc2, @@ -115,14 +219,37 @@ static struct platform_device *smdkv210_devices[] __initdata = { &s3c_device_i2c0, &s3c_device_i2c1, &s3c_device_i2c2, - &samsung_device_keypad, &s3c_device_rtc, &s3c_device_ts, &s3c_device_wdt, + &s5pv210_device_ac97, + &s5pv210_device_iis0, + &s5pv210_device_spdif, + &samsung_device_keypad, + &smdkv210_dm9000, + &smdkv210_lcd_lte480wv, }; +static void __init smdkv210_dm9000_init(void) +{ + unsigned int tmp; + + gpio_request(S5PV210_MP01(5), "nCS5"); + s3c_gpio_cfgpin(S5PV210_MP01(5), S3C_GPIO_SFN(2)); + gpio_free(S5PV210_MP01(5)); + + tmp = (5 << S5P_SROM_BCX__TACC__SHIFT); + __raw_writel(tmp, S5P_SROM_BC5); + + tmp = __raw_readl(S5P_SROM_BW); + tmp &= (S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS5__SHIFT); + tmp |= (1 << S5P_SROM_BW__NCS5__SHIFT); + __raw_writel(tmp, S5P_SROM_BW); +} + static struct i2c_board_info smdkv210_i2c_devs0[] __initdata = { { I2C_BOARD_INFO("24c08", 0x50), }, /* Samsung S524AD0XD1 */ + { I2C_BOARD_INFO("wm8580", 0x1b), }, }; static struct i2c_board_info smdkv210_i2c_devs1[] __initdata = { @@ -150,6 +277,8 @@ static void __init smdkv210_machine_init(void) { s3c_pm_init(); + smdkv210_dm9000_init(); + samsung_keypad_set_platdata(&smdkv210_keypad_data); s3c24xx_ts_set_platdata(&s3c_ts_platform); @@ -165,6 +294,8 @@ static void __init smdkv210_machine_init(void) s3c_ide_set_platdata(&smdkv210_ide_pdata); + s3c_fb_set_platdata(&smdkv210_lcd0_pdata); + platform_add_devices(smdkv210_devices, ARRAY_SIZE(smdkv210_devices)); } diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig index d64efe0..09c4c21 100644 --- a/arch/arm/mach-s5pv310/Kconfig +++ b/arch/arm/mach-s5pv310/Kconfig @@ -15,6 +15,11 @@ config CPU_S5PV310 help Enable S5PV310 CPU support +config S5PV310_DEV_PD + bool + help + Compile in platform device definitions for Power Domain + config S5PV310_SETUP_I2C1 bool help @@ -61,6 +66,11 @@ config S5PV310_SETUP_SDHCI_GPIO help Common setup code for SDHCI gpio. +config S5PV310_DEV_SYSMMU + bool + help + Common setup code for SYSTEM MMU in S5PV310 + # machine support menu "S5PC210 Machines" @@ -70,11 +80,15 @@ config MACH_SMDKC210 select CPU_S5PV310 select S3C_DEV_RTC select S3C_DEV_WDT + select S3C_DEV_I2C1 select S3C_DEV_HSMMC select S3C_DEV_HSMMC1 select S3C_DEV_HSMMC2 select S3C_DEV_HSMMC3 + select S5PV310_DEV_PD + select S5PV310_SETUP_I2C1 select S5PV310_SETUP_SDHCI + select S5PV310_DEV_SYSMMU help Machine support for Samsung SMDKC210 S5PC210(MCP) is one of package option of S5PV310 @@ -83,6 +97,10 @@ config MACH_UNIVERSAL_C210 bool "Mobile UNIVERSAL_C210 Board" select CPU_S5PV310 select S5P_DEV_ONENAND + select S3C_DEV_HSMMC + select S3C_DEV_HSMMC2 + select S3C_DEV_HSMMC3 + select S5PV310_SETUP_SDHCI select S3C_DEV_I2C1 select S5PV310_SETUP_I2C1 help @@ -98,10 +116,13 @@ config MACH_SMDKV310 select CPU_S5PV310 select S3C_DEV_RTC select S3C_DEV_WDT + select S3C_DEV_I2C1 select S3C_DEV_HSMMC select S3C_DEV_HSMMC1 select S3C_DEV_HSMMC2 select S3C_DEV_HSMMC3 + select S5PV310_DEV_PD + select S5PV310_SETUP_I2C1 select S5PV310_SETUP_SDHCI help Machine support for Samsung SMDKV310 diff --git a/arch/arm/mach-s5pv310/Makefile b/arch/arm/mach-s5pv310/Makefile index 61e3cb6..036fb38 100644 --- a/arch/arm/mach-s5pv310/Makefile +++ b/arch/arm/mach-s5pv310/Makefile @@ -14,6 +14,7 @@ obj- := obj-$(CONFIG_CPU_S5PV310) += cpu.o init.o clock.o irq-combiner.o obj-$(CONFIG_CPU_S5PV310) += setup-i2c0.o time.o gpiolib.o irq-eint.o dma.o +obj-$(CONFIG_CPU_FREQ) += cpufreq.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o @@ -27,7 +28,10 @@ obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o # device support -obj-y += dev-audio.o +obj-y += dev-audio.o +obj-$(CONFIG_S5PV310_DEV_PD) += dev-pd.o +obj-$(CONFIG_S5PV310_DEV_SYSMMU) += dev-sysmmu.o + obj-$(CONFIG_S5PV310_SETUP_I2C1) += setup-i2c1.o obj-$(CONFIG_S5PV310_SETUP_I2C2) += setup-i2c2.o obj-$(CONFIG_S5PV310_SETUP_I2C3) += setup-i2c3.o diff --git a/arch/arm/mach-s5pv310/clock.c b/arch/arm/mach-s5pv310/clock.c index 58c9d33..fc7c2f8 100644 --- a/arch/arm/mach-s5pv310/clock.c +++ b/arch/arm/mach-s5pv310/clock.c @@ -244,7 +244,7 @@ static struct clksrc_clk clk_mout_corebus = { .id = -1, }, .sources = &clkset_mout_corebus, - .reg_src = { .reg = S5P_CLKSRC_CORE, .shift = 4, .size = 1 }, + .reg_src = { .reg = S5P_CLKSRC_DMC, .shift = 4, .size = 1 }, }; static struct clksrc_clk clk_sclk_dmc = { @@ -253,7 +253,7 @@ static struct clksrc_clk clk_sclk_dmc = { .id = -1, .parent = &clk_mout_corebus.clk, }, - .reg_div = { .reg = S5P_CLKDIV_CORE0, .shift = 12, .size = 3 }, + .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 12, .size = 3 }, }; static struct clksrc_clk clk_aclk_cored = { @@ -262,7 +262,7 @@ static struct clksrc_clk clk_aclk_cored = { .id = -1, .parent = &clk_sclk_dmc.clk, }, - .reg_div = { .reg = S5P_CLKDIV_CORE0, .shift = 16, .size = 3 }, + .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 16, .size = 3 }, }; static struct clksrc_clk clk_aclk_corep = { @@ -271,7 +271,7 @@ static struct clksrc_clk clk_aclk_corep = { .id = -1, .parent = &clk_aclk_cored.clk, }, - .reg_div = { .reg = S5P_CLKDIV_CORE0, .shift = 20, .size = 3 }, + .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 20, .size = 3 }, }; static struct clksrc_clk clk_aclk_acp = { @@ -280,7 +280,7 @@ static struct clksrc_clk clk_aclk_acp = { .id = -1, .parent = &clk_mout_corebus.clk, }, - .reg_div = { .reg = S5P_CLKDIV_CORE0, .shift = 0, .size = 3 }, + .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 0, .size = 3 }, }; static struct clksrc_clk clk_pclk_acp = { @@ -289,7 +289,7 @@ static struct clksrc_clk clk_pclk_acp = { .id = -1, .parent = &clk_aclk_acp.clk, }, - .reg_div = { .reg = S5P_CLKDIV_CORE0, .shift = 4, .size = 3 }, + .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 4, .size = 3 }, }; /* Core list of CMU_TOP side */ @@ -384,7 +384,7 @@ static struct clksrc_clk clk_sclk_vpll = { .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 8, .size = 1 }, }; -static struct clk init_clocks_disable[] = { +static struct clk init_clocks_off[] = { { .name = "timers", .id = -1, @@ -467,6 +467,16 @@ static struct clk init_clocks_disable[] = { .enable = s5pv310_clk_ip_fsys_ctrl, .ctrlbit = (1 << 10), }, { + .name = "pdma", + .id = 0, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 0), + }, { + .name = "pdma", + .id = 1, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 1), + }, { .name = "adc", .id = -1, .enable = s5pv310_clk_ip_peril_ctrl, @@ -507,6 +517,26 @@ static struct clk init_clocks_disable[] = { .enable = s5pv310_clk_ip_peril_ctrl, .ctrlbit = (1 << 18), }, { + .name = "iis", + .id = 0, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 19), + }, { + .name = "iis", + .id = 1, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 20), + }, { + .name = "iis", + .id = 2, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 21), + }, { + .name = "ac97", + .id = -1, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 27), + }, { .name = "fimg2d", .id = -1, .enable = s5pv310_clk_ip_image_ctrl, @@ -990,6 +1020,17 @@ static struct clksrc_clk *sysclks[] = { &clk_dout_mmc4, }; +static int xtal_rate; + +static unsigned long s5pv310_fout_apll_get_rate(struct clk *clk) +{ + return s5p_get_pll45xx(xtal_rate, __raw_readl(S5P_APLL_CON0), pll_4508); +} + +static struct clk_ops s5pv310_fout_apll_ops = { + .get_rate = s5pv310_fout_apll_get_rate, +}; + void __init_or_cpufreq s5pv310_setup_clocks(void) { struct clk *xtal_clk; @@ -1013,6 +1054,9 @@ void __init_or_cpufreq s5pv310_setup_clocks(void) BUG_ON(IS_ERR(xtal_clk)); xtal = clk_get_rate(xtal_clk); + + xtal_rate = xtal; + clk_put(xtal_clk); printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal); @@ -1026,7 +1070,7 @@ void __init_or_cpufreq s5pv310_setup_clocks(void) vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(S5P_VPLL_CON0), __raw_readl(S5P_VPLL_CON1), pll_4650); - clk_fout_apll.rate = apll; + clk_fout_apll.ops = &s5pv310_fout_apll_ops; clk_fout_mpll.rate = mpll; clk_fout_epll.rate = epll; clk_fout_vpll.rate = vpll; @@ -1061,13 +1105,9 @@ static struct clk *clks[] __initdata = { void __init s5pv310_register_clocks(void) { - struct clk *clkp; - int ret; int ptr; - ret = s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); - if (ret > 0) - printk(KERN_ERR "Failed to register %u clocks\n", ret); + s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++) s3c_register_clksrc(sysclks[ptr], 1); @@ -1075,15 +1115,8 @@ void __init s5pv310_register_clocks(void) s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - clkp = init_clocks_disable; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) { - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - (clkp->enable)(clkp, 0); - } + s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c index 72ab289..0db0fb6 100644 --- a/arch/arm/mach-s5pv310/cpu.c +++ b/arch/arm/mach-s5pv310/cpu.c @@ -41,6 +41,11 @@ static struct map_desc s5pv310_iodesc[] __initdata = { .length = SZ_128K, .type = MT_DEVICE, }, { + .virtual = (unsigned long)S5P_VA_PMU, + .pfn = __phys_to_pfn(S5PV310_PA_PMU), + .length = SZ_64K, + .type = MT_DEVICE, + }, { .virtual = (unsigned long)S5P_VA_COMBINER_BASE, .pfn = __phys_to_pfn(S5PV310_PA_COMBINER), .length = SZ_4K, @@ -71,6 +76,11 @@ static struct map_desc s5pv310_iodesc[] __initdata = { .length = SZ_256, .type = MT_DEVICE, }, { + .virtual = (unsigned long)S5P_VA_DMC0, + .pfn = __phys_to_pfn(S5PV310_PA_DMC0), + .length = SZ_4K, + .type = MT_DEVICE, + }, { .virtual = (unsigned long)S3C_VA_UART, .pfn = __phys_to_pfn(S3C_PA_UART), .length = SZ_512K, @@ -123,6 +133,15 @@ void __init s5pv310_init_irq(void) gic_init(0, IRQ_LOCALTIMER, S5P_VA_GIC_DIST, S5P_VA_GIC_CPU); for (irq = 0; irq < MAX_COMBINER_NR; irq++) { + + /* + * From SPI(0) to SPI(39) and SPI(51), SPI(53) are + * connected to the interrupt combiner. These irqs + * should be initialized to support cascade interrupt. + */ + if ((irq >= 40) && !(irq == 51) && !(irq == 53)) + continue; + combiner_init(irq, (void __iomem *)S5P_VA_COMBINER(irq), COMBINER_IRQ(irq, 0)); combiner_cascade_irq(irq, IRQ_SPI(irq)); @@ -164,7 +183,7 @@ static int __init s5pv310_l2x0_cache_init(void) __raw_writel(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN, S5P_VA_L2CC + L2X0_POWER_CTRL); - l2x0_init(S5P_VA_L2CC, 0x7C070001, 0xC200ffff); + l2x0_init(S5P_VA_L2CC, 0x7C470001, 0xC200ffff); return 0; } diff --git a/arch/arm/mach-s5pv310/cpufreq.c b/arch/arm/mach-s5pv310/cpufreq.c new file mode 100644 index 0000000..b04cbc7 --- /dev/null +++ b/arch/arm/mach-s5pv310/cpufreq.c @@ -0,0 +1,580 @@ +/* linux/arch/arm/mach-s5pv310/cpufreq.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - CPU frequency scaling support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/err.h> +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/slab.h> +#include <linux/regulator/consumer.h> +#include <linux/cpufreq.h> + +#include <mach/map.h> +#include <mach/regs-clock.h> +#include <mach/regs-mem.h> + +#include <plat/clock.h> +#include <plat/pm.h> + +static struct clk *cpu_clk; +static struct clk *moutcore; +static struct clk *mout_mpll; +static struct clk *mout_apll; + +#ifdef CONFIG_REGULATOR +static struct regulator *arm_regulator; +static struct regulator *int_regulator; +#endif + +static struct cpufreq_freqs freqs; +static unsigned int memtype; + +enum s5pv310_memory_type { + DDR2 = 4, + LPDDR2, + DDR3, +}; + +enum cpufreq_level_index { + L0, L1, L2, L3, CPUFREQ_LEVEL_END, +}; + +static struct cpufreq_frequency_table s5pv310_freq_table[] = { + {L0, 1000*1000}, + {L1, 800*1000}, + {L2, 400*1000}, + {L3, 100*1000}, + {0, CPUFREQ_TABLE_END}, +}; + +static unsigned int clkdiv_cpu0[CPUFREQ_LEVEL_END][7] = { + /* + * Clock divider value for following + * { DIVCORE, DIVCOREM0, DIVCOREM1, DIVPERIPH, + * DIVATB, DIVPCLK_DBG, DIVAPLL } + */ + + /* ARM L0: 1000MHz */ + { 0, 3, 7, 3, 3, 0, 1 }, + + /* ARM L1: 800MHz */ + { 0, 3, 7, 3, 3, 0, 1 }, + + /* ARM L2: 400MHz */ + { 0, 1, 3, 1, 3, 0, 1 }, + + /* ARM L3: 100MHz */ + { 0, 0, 1, 0, 3, 1, 1 }, +}; + +static unsigned int clkdiv_cpu1[CPUFREQ_LEVEL_END][2] = { + /* + * Clock divider value for following + * { DIVCOPY, DIVHPM } + */ + + /* ARM L0: 1000MHz */ + { 3, 0 }, + + /* ARM L1: 800MHz */ + { 3, 0 }, + + /* ARM L2: 400MHz */ + { 3, 0 }, + + /* ARM L3: 100MHz */ + { 3, 0 }, +}; + +static unsigned int clkdiv_dmc0[CPUFREQ_LEVEL_END][8] = { + /* + * Clock divider value for following + * { DIVACP, DIVACP_PCLK, DIVDPHY, DIVDMC, DIVDMCD + * DIVDMCP, DIVCOPY2, DIVCORE_TIMERS } + */ + + /* DMC L0: 400MHz */ + { 3, 1, 1, 1, 1, 1, 3, 1 }, + + /* DMC L1: 400MHz */ + { 3, 1, 1, 1, 1, 1, 3, 1 }, + + /* DMC L2: 266.7MHz */ + { 7, 1, 1, 2, 1, 1, 3, 1 }, + + /* DMC L3: 200MHz */ + { 7, 1, 1, 3, 1, 1, 3, 1 }, +}; + +static unsigned int clkdiv_top[CPUFREQ_LEVEL_END][5] = { + /* + * Clock divider value for following + * { DIVACLK200, DIVACLK100, DIVACLK160, DIVACLK133, DIVONENAND } + */ + + /* ACLK200 L0: 200MHz */ + { 3, 7, 4, 5, 1 }, + + /* ACLK200 L1: 200MHz */ + { 3, 7, 4, 5, 1 }, + + /* ACLK200 L2: 160MHz */ + { 4, 7, 5, 7, 1 }, + + /* ACLK200 L3: 133.3MHz */ + { 5, 7, 7, 7, 1 }, +}; + +static unsigned int clkdiv_lr_bus[CPUFREQ_LEVEL_END][2] = { + /* + * Clock divider value for following + * { DIVGDL/R, DIVGPL/R } + */ + + /* ACLK_GDL/R L0: 200MHz */ + { 3, 1 }, + + /* ACLK_GDL/R L1: 200MHz */ + { 3, 1 }, + + /* ACLK_GDL/R L2: 160MHz */ + { 4, 1 }, + + /* ACLK_GDL/R L3: 133.3MHz */ + { 5, 1 }, +}; + +struct cpufreq_voltage_table { + unsigned int index; /* any */ + unsigned int arm_volt; /* uV */ + unsigned int int_volt; +}; + +static struct cpufreq_voltage_table s5pv310_volt_table[CPUFREQ_LEVEL_END] = { + { + .index = L0, + .arm_volt = 1200000, + .int_volt = 1100000, + }, { + .index = L1, + .arm_volt = 1100000, + .int_volt = 1100000, + }, { + .index = L2, + .arm_volt = 1000000, + .int_volt = 1000000, + }, { + .index = L3, + .arm_volt = 900000, + .int_volt = 1000000, + }, +}; + +static unsigned int s5pv310_apll_pms_table[CPUFREQ_LEVEL_END] = { + /* APLL FOUT L0: 1000MHz */ + ((250 << 16) | (6 << 8) | 1), + + /* APLL FOUT L1: 800MHz */ + ((200 << 16) | (6 << 8) | 1), + + /* APLL FOUT L2 : 400MHz */ + ((200 << 16) | (6 << 8) | 2), + + /* APLL FOUT L3: 100MHz */ + ((200 << 16) | (6 << 8) | 4), +}; + +int s5pv310_verify_speed(struct cpufreq_policy *policy) +{ + return cpufreq_frequency_table_verify(policy, s5pv310_freq_table); +} + +unsigned int s5pv310_getspeed(unsigned int cpu) +{ + return clk_get_rate(cpu_clk) / 1000; +} + +void s5pv310_set_clkdiv(unsigned int div_index) +{ + unsigned int tmp; + + /* Change Divider - CPU0 */ + + tmp = __raw_readl(S5P_CLKDIV_CPU); + + tmp &= ~(S5P_CLKDIV_CPU0_CORE_MASK | S5P_CLKDIV_CPU0_COREM0_MASK | + S5P_CLKDIV_CPU0_COREM1_MASK | S5P_CLKDIV_CPU0_PERIPH_MASK | + S5P_CLKDIV_CPU0_ATB_MASK | S5P_CLKDIV_CPU0_PCLKDBG_MASK | + S5P_CLKDIV_CPU0_APLL_MASK); + + tmp |= ((clkdiv_cpu0[div_index][0] << S5P_CLKDIV_CPU0_CORE_SHIFT) | + (clkdiv_cpu0[div_index][1] << S5P_CLKDIV_CPU0_COREM0_SHIFT) | + (clkdiv_cpu0[div_index][2] << S5P_CLKDIV_CPU0_COREM1_SHIFT) | + (clkdiv_cpu0[div_index][3] << S5P_CLKDIV_CPU0_PERIPH_SHIFT) | + (clkdiv_cpu0[div_index][4] << S5P_CLKDIV_CPU0_ATB_SHIFT) | + (clkdiv_cpu0[div_index][5] << S5P_CLKDIV_CPU0_PCLKDBG_SHIFT) | + (clkdiv_cpu0[div_index][6] << S5P_CLKDIV_CPU0_APLL_SHIFT)); + + __raw_writel(tmp, S5P_CLKDIV_CPU); + + do { + tmp = __raw_readl(S5P_CLKDIV_STATCPU); + } while (tmp & 0x1111111); + + /* Change Divider - CPU1 */ + + tmp = __raw_readl(S5P_CLKDIV_CPU1); + + tmp &= ~((0x7 << 4) | 0x7); + + tmp |= ((clkdiv_cpu1[div_index][0] << 4) | + (clkdiv_cpu1[div_index][1] << 0)); + + __raw_writel(tmp, S5P_CLKDIV_CPU1); + + do { + tmp = __raw_readl(S5P_CLKDIV_STATCPU1); + } while (tmp & 0x11); + + /* Change Divider - DMC0 */ + + tmp = __raw_readl(S5P_CLKDIV_DMC0); + + tmp &= ~(S5P_CLKDIV_DMC0_ACP_MASK | S5P_CLKDIV_DMC0_ACPPCLK_MASK | + S5P_CLKDIV_DMC0_DPHY_MASK | S5P_CLKDIV_DMC0_DMC_MASK | + S5P_CLKDIV_DMC0_DMCD_MASK | S5P_CLKDIV_DMC0_DMCP_MASK | + S5P_CLKDIV_DMC0_COPY2_MASK | S5P_CLKDIV_DMC0_CORETI_MASK); + + tmp |= ((clkdiv_dmc0[div_index][0] << S5P_CLKDIV_DMC0_ACP_SHIFT) | + (clkdiv_dmc0[div_index][1] << S5P_CLKDIV_DMC0_ACPPCLK_SHIFT) | + (clkdiv_dmc0[div_index][2] << S5P_CLKDIV_DMC0_DPHY_SHIFT) | + (clkdiv_dmc0[div_index][3] << S5P_CLKDIV_DMC0_DMC_SHIFT) | + (clkdiv_dmc0[div_index][4] << S5P_CLKDIV_DMC0_DMCD_SHIFT) | + (clkdiv_dmc0[div_index][5] << S5P_CLKDIV_DMC0_DMCP_SHIFT) | + (clkdiv_dmc0[div_index][6] << S5P_CLKDIV_DMC0_COPY2_SHIFT) | + (clkdiv_dmc0[div_index][7] << S5P_CLKDIV_DMC0_CORETI_SHIFT)); + + __raw_writel(tmp, S5P_CLKDIV_DMC0); + + do { + tmp = __raw_readl(S5P_CLKDIV_STAT_DMC0); + } while (tmp & 0x11111111); + + /* Change Divider - TOP */ + + tmp = __raw_readl(S5P_CLKDIV_TOP); + + tmp &= ~(S5P_CLKDIV_TOP_ACLK200_MASK | S5P_CLKDIV_TOP_ACLK100_MASK | + S5P_CLKDIV_TOP_ACLK160_MASK | S5P_CLKDIV_TOP_ACLK133_MASK | + S5P_CLKDIV_TOP_ONENAND_MASK); + + tmp |= ((clkdiv_top[div_index][0] << S5P_CLKDIV_TOP_ACLK200_SHIFT) | + (clkdiv_top[div_index][1] << S5P_CLKDIV_TOP_ACLK100_SHIFT) | + (clkdiv_top[div_index][2] << S5P_CLKDIV_TOP_ACLK160_SHIFT) | + (clkdiv_top[div_index][3] << S5P_CLKDIV_TOP_ACLK133_SHIFT) | + (clkdiv_top[div_index][4] << S5P_CLKDIV_TOP_ONENAND_SHIFT)); + + __raw_writel(tmp, S5P_CLKDIV_TOP); + + do { + tmp = __raw_readl(S5P_CLKDIV_STAT_TOP); + } while (tmp & 0x11111); + + /* Change Divider - LEFTBUS */ + + tmp = __raw_readl(S5P_CLKDIV_LEFTBUS); + + tmp &= ~(S5P_CLKDIV_BUS_GDLR_MASK | S5P_CLKDIV_BUS_GPLR_MASK); + + tmp |= ((clkdiv_lr_bus[div_index][0] << S5P_CLKDIV_BUS_GDLR_SHIFT) | + (clkdiv_lr_bus[div_index][1] << S5P_CLKDIV_BUS_GPLR_SHIFT)); + + __raw_writel(tmp, S5P_CLKDIV_LEFTBUS); + + do { + tmp = __raw_readl(S5P_CLKDIV_STAT_LEFTBUS); + } while (tmp & 0x11); + + /* Change Divider - RIGHTBUS */ + + tmp = __raw_readl(S5P_CLKDIV_RIGHTBUS); + + tmp &= ~(S5P_CLKDIV_BUS_GDLR_MASK | S5P_CLKDIV_BUS_GPLR_MASK); + + tmp |= ((clkdiv_lr_bus[div_index][0] << S5P_CLKDIV_BUS_GDLR_SHIFT) | + (clkdiv_lr_bus[div_index][1] << S5P_CLKDIV_BUS_GPLR_SHIFT)); + + __raw_writel(tmp, S5P_CLKDIV_RIGHTBUS); + + do { + tmp = __raw_readl(S5P_CLKDIV_STAT_RIGHTBUS); + } while (tmp & 0x11); +} + +static void s5pv310_set_apll(unsigned int index) +{ + unsigned int tmp; + + /* 1. MUX_CORE_SEL = MPLL, ARMCLK uses MPLL for lock time */ + clk_set_parent(moutcore, mout_mpll); + + do { + tmp = (__raw_readl(S5P_CLKMUX_STATCPU) + >> S5P_CLKSRC_CPU_MUXCORE_SHIFT); + tmp &= 0x7; + } while (tmp != 0x2); + + /* 2. Set APLL Lock time */ + __raw_writel(S5P_APLL_LOCKTIME, S5P_APLL_LOCK); + + /* 3. Change PLL PMS values */ + tmp = __raw_readl(S5P_APLL_CON0); + tmp &= ~((0x3ff << 16) | (0x3f << 8) | (0x7 << 0)); + tmp |= s5pv310_apll_pms_table[index]; + __raw_writel(tmp, S5P_APLL_CON0); + + /* 4. wait_lock_time */ + do { + tmp = __raw_readl(S5P_APLL_CON0); + } while (!(tmp & (0x1 << S5P_APLLCON0_LOCKED_SHIFT))); + + /* 5. MUX_CORE_SEL = APLL */ + clk_set_parent(moutcore, mout_apll); + + do { + tmp = __raw_readl(S5P_CLKMUX_STATCPU); + tmp &= S5P_CLKMUX_STATCPU_MUXCORE_MASK; + } while (tmp != (0x1 << S5P_CLKSRC_CPU_MUXCORE_SHIFT)); +} + +static void s5pv310_set_frequency(unsigned int old_index, unsigned int new_index) +{ + unsigned int tmp; + + if (old_index > new_index) { + /* The frequency changing to L0 needs to change apll */ + if (freqs.new == s5pv310_freq_table[L0].frequency) { + /* 1. Change the system clock divider values */ + s5pv310_set_clkdiv(new_index); + + /* 2. Change the apll m,p,s value */ + s5pv310_set_apll(new_index); + } else { + /* 1. Change the system clock divider values */ + s5pv310_set_clkdiv(new_index); + + /* 2. Change just s value in apll m,p,s value */ + tmp = __raw_readl(S5P_APLL_CON0); + tmp &= ~(0x7 << 0); + tmp |= (s5pv310_apll_pms_table[new_index] & 0x7); + __raw_writel(tmp, S5P_APLL_CON0); + } + } + + else if (old_index < new_index) { + /* The frequency changing from L0 needs to change apll */ + if (freqs.old == s5pv310_freq_table[L0].frequency) { + /* 1. Change the apll m,p,s value */ + s5pv310_set_apll(new_index); + + /* 2. Change the system clock divider values */ + s5pv310_set_clkdiv(new_index); + } else { + /* 1. Change just s value in apll m,p,s value */ + tmp = __raw_readl(S5P_APLL_CON0); + tmp &= ~(0x7 << 0); + tmp |= (s5pv310_apll_pms_table[new_index] & 0x7); + __raw_writel(tmp, S5P_APLL_CON0); + + /* 2. Change the system clock divider values */ + s5pv310_set_clkdiv(new_index); + } + } +} + +static int s5pv310_target(struct cpufreq_policy *policy, + unsigned int target_freq, + unsigned int relation) +{ + unsigned int index, old_index; + unsigned int arm_volt, int_volt; + + freqs.old = s5pv310_getspeed(policy->cpu); + + if (cpufreq_frequency_table_target(policy, s5pv310_freq_table, + freqs.old, relation, &old_index)) + return -EINVAL; + + if (cpufreq_frequency_table_target(policy, s5pv310_freq_table, + target_freq, relation, &index)) + return -EINVAL; + + freqs.new = s5pv310_freq_table[index].frequency; + freqs.cpu = policy->cpu; + + if (freqs.new == freqs.old) + return 0; + + /* get the voltage value */ + arm_volt = s5pv310_volt_table[index].arm_volt; + int_volt = s5pv310_volt_table[index].int_volt; + + cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); + + /* control regulator */ + if (freqs.new > freqs.old) { + /* Voltage up */ +#ifdef CONFIG_REGULATOR + regulator_set_voltage(arm_regulator, arm_volt, arm_volt); + regulator_set_voltage(int_regulator, int_volt, int_volt); +#endif + } + + /* Clock Configuration Procedure */ + s5pv310_set_frequency(old_index, index); + + /* control regulator */ + if (freqs.new < freqs.old) { + /* Voltage down */ +#ifdef CONFIG_REGULATOR + regulator_set_voltage(arm_regulator, arm_volt, arm_volt); + regulator_set_voltage(int_regulator, int_volt, int_volt); +#endif + } + + cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); + + return 0; +} + +#ifdef CONFIG_PM +static int s5pv310_cpufreq_suspend(struct cpufreq_policy *policy, + pm_message_t pmsg) +{ + return 0; +} + +static int s5pv310_cpufreq_resume(struct cpufreq_policy *policy) +{ + return 0; +} +#endif + +static int s5pv310_cpufreq_cpu_init(struct cpufreq_policy *policy) +{ + policy->cur = policy->min = policy->max = s5pv310_getspeed(policy->cpu); + + cpufreq_frequency_table_get_attr(s5pv310_freq_table, policy->cpu); + + /* set the transition latency value */ + policy->cpuinfo.transition_latency = 100000; + + /* + * S5PV310 multi-core processors has 2 cores + * that the frequency cannot be set independently. + * Each cpu is bound to the same speed. + * So the affected cpu is all of the cpus. + */ + cpumask_setall(policy->cpus); + + return cpufreq_frequency_table_cpuinfo(policy, s5pv310_freq_table); +} + +static struct cpufreq_driver s5pv310_driver = { + .flags = CPUFREQ_STICKY, + .verify = s5pv310_verify_speed, + .target = s5pv310_target, + .get = s5pv310_getspeed, + .init = s5pv310_cpufreq_cpu_init, + .name = "s5pv310_cpufreq", +#ifdef CONFIG_PM + .suspend = s5pv310_cpufreq_suspend, + .resume = s5pv310_cpufreq_resume, +#endif +}; + +static int __init s5pv310_cpufreq_init(void) +{ + cpu_clk = clk_get(NULL, "armclk"); + if (IS_ERR(cpu_clk)) + return PTR_ERR(cpu_clk); + + moutcore = clk_get(NULL, "moutcore"); + if (IS_ERR(moutcore)) + goto out; + + mout_mpll = clk_get(NULL, "mout_mpll"); + if (IS_ERR(mout_mpll)) + goto out; + + mout_apll = clk_get(NULL, "mout_apll"); + if (IS_ERR(mout_apll)) + goto out; + +#ifdef CONFIG_REGULATOR + arm_regulator = regulator_get(NULL, "vdd_arm"); + if (IS_ERR(arm_regulator)) { + printk(KERN_ERR "failed to get resource %s\n", "vdd_arm"); + goto out; + } + + int_regulator = regulator_get(NULL, "vdd_int"); + if (IS_ERR(int_regulator)) { + printk(KERN_ERR "failed to get resource %s\n", "vdd_int"); + goto out; + } +#endif + + /* + * Check DRAM type. + * Because DVFS level is different according to DRAM type. + */ + memtype = __raw_readl(S5P_VA_DMC0 + S5P_DMC0_MEMCON_OFFSET); + memtype = (memtype >> S5P_DMC0_MEMTYPE_SHIFT); + memtype &= S5P_DMC0_MEMTYPE_MASK; + + if ((memtype < DDR2) && (memtype > DDR3)) { + printk(KERN_ERR "%s: wrong memtype= 0x%x\n", __func__, memtype); + goto out; + } else { + printk(KERN_DEBUG "%s: memtype= 0x%x\n", __func__, memtype); + } + + return cpufreq_register_driver(&s5pv310_driver); + +out: + if (!IS_ERR(cpu_clk)) + clk_put(cpu_clk); + + if (!IS_ERR(moutcore)) + clk_put(moutcore); + + if (!IS_ERR(mout_mpll)) + clk_put(mout_mpll); + + if (!IS_ERR(mout_apll)) + clk_put(mout_apll); + +#ifdef CONFIG_REGULATOR + if (!IS_ERR(arm_regulator)) + regulator_put(arm_regulator); + + if (!IS_ERR(int_regulator)) + regulator_put(int_regulator); +#endif + + printk(KERN_ERR "%s: failed initialization\n", __func__); + + return -EINVAL; +} +late_initcall(s5pv310_cpufreq_init); diff --git a/arch/arm/mach-s5pv310/dev-pd.c b/arch/arm/mach-s5pv310/dev-pd.c new file mode 100644 index 0000000..58a50c2 --- /dev/null +++ b/arch/arm/mach-s5pv310/dev-pd.c @@ -0,0 +1,139 @@ +/* linux/arch/arm/mach-s5pv310/dev-pd.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - Power Domain support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/delay.h> + +#include <mach/regs-pmu.h> + +#include <plat/pd.h> + +static int s5pv310_pd_enable(struct device *dev) +{ + struct samsung_pd_info *pdata = dev->platform_data; + u32 timeout; + + __raw_writel(S5P_INT_LOCAL_PWR_EN, pdata->base); + + /* Wait max 1ms */ + timeout = 10; + while ((__raw_readl(pdata->base + 0x4) & S5P_INT_LOCAL_PWR_EN) + != S5P_INT_LOCAL_PWR_EN) { + if (timeout == 0) { + printk(KERN_ERR "Power domain %s enable failed.\n", + dev_name(dev)); + return -ETIMEDOUT; + } + timeout--; + udelay(100); + } + + return 0; +} + +static int s5pv310_pd_disable(struct device *dev) +{ + struct samsung_pd_info *pdata = dev->platform_data; + u32 timeout; + + __raw_writel(0, pdata->base); + + /* Wait max 1ms */ + timeout = 10; + while (__raw_readl(pdata->base + 0x4) & S5P_INT_LOCAL_PWR_EN) { + if (timeout == 0) { + printk(KERN_ERR "Power domain %s disable failed.\n", + dev_name(dev)); + return -ETIMEDOUT; + } + timeout--; + udelay(100); + } + + return 0; +} + +struct platform_device s5pv310_device_pd[] = { + { + .name = "samsung-pd", + .id = 0, + .dev = { + .platform_data = &(struct samsung_pd_info) { + .enable = s5pv310_pd_enable, + .disable = s5pv310_pd_disable, + .base = S5P_PMU_MFC_CONF, + }, + }, + }, { + .name = "samsung-pd", + .id = 1, + .dev = { + .platform_data = &(struct samsung_pd_info) { + .enable = s5pv310_pd_enable, + .disable = s5pv310_pd_disable, + .base = S5P_PMU_G3D_CONF, + }, + }, + }, { + .name = "samsung-pd", + .id = 2, + .dev = { + .platform_data = &(struct samsung_pd_info) { + .enable = s5pv310_pd_enable, + .disable = s5pv310_pd_disable, + .base = S5P_PMU_LCD0_CONF, + }, + }, + }, { + .name = "samsung-pd", + .id = 3, + .dev = { + .platform_data = &(struct samsung_pd_info) { + .enable = s5pv310_pd_enable, + .disable = s5pv310_pd_disable, + .base = S5P_PMU_LCD1_CONF, + }, + }, + }, { + .name = "samsung-pd", + .id = 4, + .dev = { + .platform_data = &(struct samsung_pd_info) { + .enable = s5pv310_pd_enable, + .disable = s5pv310_pd_disable, + .base = S5P_PMU_TV_CONF, + }, + }, + }, { + .name = "samsung-pd", + .id = 5, + .dev = { + .platform_data = &(struct samsung_pd_info) { + .enable = s5pv310_pd_enable, + .disable = s5pv310_pd_disable, + .base = S5P_PMU_CAM_CONF, + }, + }, + }, { + .name = "samsung-pd", + .id = 6, + .dev = { + .platform_data = &(struct samsung_pd_info) { + .enable = s5pv310_pd_enable, + .disable = s5pv310_pd_disable, + .base = S5P_PMU_GPS_CONF, + }, + }, + }, +}; diff --git a/arch/arm/mach-s5pv310/dev-sysmmu.c b/arch/arm/mach-s5pv310/dev-sysmmu.c new file mode 100644 index 0000000..e1bb200 --- /dev/null +++ b/arch/arm/mach-s5pv310/dev-sysmmu.c @@ -0,0 +1,187 @@ +/* linux/arch/arm/mach-s5pv310/dev-sysmmu.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/platform_device.h> +#include <linux/dma-mapping.h> + +#include <mach/map.h> +#include <mach/irqs.h> + +static struct resource s5pv310_sysmmu_resource[] = { + [0] = { + .start = S5PV310_PA_SYSMMU_MDMA, + .end = S5PV310_PA_SYSMMU_MDMA + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_SYSMMU_MDMA0_0, + .end = IRQ_SYSMMU_MDMA0_0, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = S5PV310_PA_SYSMMU_SSS, + .end = S5PV310_PA_SYSMMU_SSS + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [3] = { + .start = IRQ_SYSMMU_SSS_0, + .end = IRQ_SYSMMU_SSS_0, + .flags = IORESOURCE_IRQ, + }, + [4] = { + .start = S5PV310_PA_SYSMMU_FIMC0, + .end = S5PV310_PA_SYSMMU_FIMC0 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [5] = { + .start = IRQ_SYSMMU_FIMC0_0, + .end = IRQ_SYSMMU_FIMC0_0, + .flags = IORESOURCE_IRQ, + }, + [6] = { + .start = S5PV310_PA_SYSMMU_FIMC1, + .end = S5PV310_PA_SYSMMU_FIMC1 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [7] = { + .start = IRQ_SYSMMU_FIMC1_0, + .end = IRQ_SYSMMU_FIMC1_0, + .flags = IORESOURCE_IRQ, + }, + [8] = { + .start = S5PV310_PA_SYSMMU_FIMC2, + .end = S5PV310_PA_SYSMMU_FIMC2 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [9] = { + .start = IRQ_SYSMMU_FIMC2_0, + .end = IRQ_SYSMMU_FIMC2_0, + .flags = IORESOURCE_IRQ, + }, + [10] = { + .start = S5PV310_PA_SYSMMU_FIMC3, + .end = S5PV310_PA_SYSMMU_FIMC3 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [11] = { + .start = IRQ_SYSMMU_FIMC3_0, + .end = IRQ_SYSMMU_FIMC3_0, + .flags = IORESOURCE_IRQ, + }, + [12] = { + .start = S5PV310_PA_SYSMMU_JPEG, + .end = S5PV310_PA_SYSMMU_JPEG + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [13] = { + .start = IRQ_SYSMMU_JPEG_0, + .end = IRQ_SYSMMU_JPEG_0, + .flags = IORESOURCE_IRQ, + }, + [14] = { + .start = S5PV310_PA_SYSMMU_FIMD0, + .end = S5PV310_PA_SYSMMU_FIMD0 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [15] = { + .start = IRQ_SYSMMU_LCD0_M0_0, + .end = IRQ_SYSMMU_LCD0_M0_0, + .flags = IORESOURCE_IRQ, + }, + [16] = { + .start = S5PV310_PA_SYSMMU_FIMD1, + .end = S5PV310_PA_SYSMMU_FIMD1 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [17] = { + .start = IRQ_SYSMMU_LCD1_M1_0, + .end = IRQ_SYSMMU_LCD1_M1_0, + .flags = IORESOURCE_IRQ, + }, + [18] = { + .start = S5PV310_PA_SYSMMU_PCIe, + .end = S5PV310_PA_SYSMMU_PCIe + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [19] = { + .start = IRQ_SYSMMU_PCIE_0, + .end = IRQ_SYSMMU_PCIE_0, + .flags = IORESOURCE_IRQ, + }, + [20] = { + .start = S5PV310_PA_SYSMMU_G2D, + .end = S5PV310_PA_SYSMMU_G2D + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [21] = { + .start = IRQ_SYSMMU_2D_0, + .end = IRQ_SYSMMU_2D_0, + .flags = IORESOURCE_IRQ, + }, + [22] = { + .start = S5PV310_PA_SYSMMU_ROTATOR, + .end = S5PV310_PA_SYSMMU_ROTATOR + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [23] = { + .start = IRQ_SYSMMU_ROTATOR_0, + .end = IRQ_SYSMMU_ROTATOR_0, + .flags = IORESOURCE_IRQ, + }, + [24] = { + .start = S5PV310_PA_SYSMMU_MDMA2, + .end = S5PV310_PA_SYSMMU_MDMA2 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [25] = { + .start = IRQ_SYSMMU_MDMA1_0, + .end = IRQ_SYSMMU_MDMA1_0, + .flags = IORESOURCE_IRQ, + }, + [26] = { + .start = S5PV310_PA_SYSMMU_TV, + .end = S5PV310_PA_SYSMMU_TV + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [27] = { + .start = IRQ_SYSMMU_TV_M0_0, + .end = IRQ_SYSMMU_TV_M0_0, + .flags = IORESOURCE_IRQ, + }, + [28] = { + .start = S5PV310_PA_SYSMMU_MFC_L, + .end = S5PV310_PA_SYSMMU_MFC_L + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [29] = { + .start = IRQ_SYSMMU_MFC_M0_0, + .end = IRQ_SYSMMU_MFC_M0_0, + .flags = IORESOURCE_IRQ, + }, + [30] = { + .start = S5PV310_PA_SYSMMU_MFC_R, + .end = S5PV310_PA_SYSMMU_MFC_R + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [31] = { + .start = IRQ_SYSMMU_MFC_M1_0, + .end = IRQ_SYSMMU_MFC_M1_0, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device s5pv310_device_sysmmu = { + .name = "s5p-sysmmu", + .id = 32, + .num_resources = ARRAY_SIZE(s5pv310_sysmmu_resource), + .resource = s5pv310_sysmmu_resource, +}; + +EXPORT_SYMBOL(s5pv310_device_sysmmu); diff --git a/arch/arm/mach-s5pv310/hotplug.c b/arch/arm/mach-s5pv310/hotplug.c index afa5392..c24235c 100644 --- a/arch/arm/mach-s5pv310/hotplug.c +++ b/arch/arm/mach-s5pv310/hotplug.c @@ -30,10 +30,10 @@ static inline void cpu_enter_lowpower(void) * Turn off coherency */ " mrc p15, 0, %0, c1, c0, 1\n" - " bic %0, %0, %2\n" + " bic %0, %0, #0x20\n" " mcr p15, 0, %0, c1, c0, 1\n" " mrc p15, 0, %0, c1, c0, 0\n" - " bic %0, %0, #0x04\n" + " bic %0, %0, %2\n" " mcr p15, 0, %0, c1, c0, 0\n" : "=&r" (v) : "r" (0), "Ir" (CR_C) diff --git a/arch/arm/mach-s5pv310/include/mach/irqs.h b/arch/arm/mach-s5pv310/include/mach/irqs.h index 3c05c58..536b0b5 100644 --- a/arch/arm/mach-s5pv310/include/mach/irqs.h +++ b/arch/arm/mach-s5pv310/include/mach/irqs.h @@ -25,6 +25,8 @@ #define IRQ_SPI(x) S5P_IRQ(x+32) +#define IRQ_MCT1 IRQ_SPI(35) + #define IRQ_EINT0 IRQ_SPI(40) #define IRQ_EINT1 IRQ_SPI(41) #define IRQ_EINT2 IRQ_SPI(42) @@ -36,9 +38,8 @@ #define IRQ_JPEG IRQ_SPI(48) #define IRQ_2D IRQ_SPI(49) #define IRQ_PCIE IRQ_SPI(50) -#define IRQ_SYSTEM_TIMER IRQ_SPI(51) +#define IRQ_MCT0 IRQ_SPI(51) #define IRQ_MFC IRQ_SPI(52) -#define IRQ_WDT IRQ_SPI(53) #define IRQ_AUDIO_SS IRQ_SPI(54) #define IRQ_AC97 IRQ_SPI(55) #define IRQ_SPDIF IRQ_SPI(56) @@ -54,6 +55,24 @@ #define COMBINER_GROUP(x) ((x) * MAX_IRQ_IN_COMBINER + IRQ_SPI(64)) #define COMBINER_IRQ(x, y) (COMBINER_GROUP(x) + y) +#define IRQ_SYSMMU_MDMA0_0 COMBINER_IRQ(4, 0) +#define IRQ_SYSMMU_SSS_0 COMBINER_IRQ(4, 1) +#define IRQ_SYSMMU_FIMC0_0 COMBINER_IRQ(4, 2) +#define IRQ_SYSMMU_FIMC1_0 COMBINER_IRQ(4, 3) +#define IRQ_SYSMMU_FIMC2_0 COMBINER_IRQ(4, 4) +#define IRQ_SYSMMU_FIMC3_0 COMBINER_IRQ(4, 5) +#define IRQ_SYSMMU_JPEG_0 COMBINER_IRQ(4, 6) +#define IRQ_SYSMMU_2D_0 COMBINER_IRQ(4, 7) + +#define IRQ_SYSMMU_ROTATOR_0 COMBINER_IRQ(5, 0) +#define IRQ_SYSMMU_MDMA1_0 COMBINER_IRQ(5, 1) +#define IRQ_SYSMMU_LCD0_M0_0 COMBINER_IRQ(5, 2) +#define IRQ_SYSMMU_LCD1_M1_0 COMBINER_IRQ(5, 3) +#define IRQ_SYSMMU_TV_M0_0 COMBINER_IRQ(5, 4) +#define IRQ_SYSMMU_MFC_M0_0 COMBINER_IRQ(5, 5) +#define IRQ_SYSMMU_MFC_M1_0 COMBINER_IRQ(5, 6) +#define IRQ_SYSMMU_PCIE_0 COMBINER_IRQ(5, 7) + #define IRQ_PDMA0 COMBINER_IRQ(21, 0) #define IRQ_PDMA1 COMBINER_IRQ(21, 1) @@ -86,8 +105,13 @@ #define IRQ_HSMMC2 COMBINER_IRQ(29, 2) #define IRQ_HSMMC3 COMBINER_IRQ(29, 3) +#define IRQ_MIPI_CSIS0 COMBINER_IRQ(30, 0) +#define IRQ_MIPI_CSIS1 COMBINER_IRQ(30, 1) + #define IRQ_ONENAND_AUDI COMBINER_IRQ(34, 0) +#define IRQ_MCT_L1 COMBINER_IRQ(35, 3) + #define IRQ_EINT4 COMBINER_IRQ(37, 0) #define IRQ_EINT5 COMBINER_IRQ(37, 1) #define IRQ_EINT6 COMBINER_IRQ(37, 2) @@ -104,7 +128,11 @@ #define IRQ_EINT16_31 COMBINER_IRQ(39, 0) -#define MAX_COMBINER_NR 40 +#define IRQ_MCT_L0 COMBINER_IRQ(51, 0) + +#define IRQ_WDT COMBINER_IRQ(53, 0) + +#define MAX_COMBINER_NR 54 #define S5P_IRQ_EINT_BASE COMBINER_IRQ(MAX_COMBINER_NR, 0) diff --git a/arch/arm/mach-s5pv310/include/mach/map.h b/arch/arm/mach-s5pv310/include/mach/map.h index 5399446..74d4006 100644 --- a/arch/arm/mach-s5pv310/include/mach/map.h +++ b/arch/arm/mach-s5pv310/include/mach/map.h @@ -39,11 +39,15 @@ #define S5PV310_PA_SYSCON (0x10010000) #define S5P_PA_SYSCON S5PV310_PA_SYSCON +#define S5PV310_PA_PMU (0x10020000) + #define S5PV310_PA_CMU (0x10030000) #define S5PV310_PA_WATCHDOG (0x10060000) #define S5PV310_PA_RTC (0x10070000) +#define S5PV310_PA_DMC0 (0x10400000) + #define S5PV310_PA_COMBINER (0x10448000) #define S5PV310_PA_COREPERI (0x10500000) @@ -61,9 +65,13 @@ #define S5PV310_PA_GPIO2 (0x11000000) #define S5PV310_PA_GPIO3 (0x03860000) +#define S5PV310_PA_MIPI_CSIS0 0x11880000 +#define S5PV310_PA_MIPI_CSIS1 0x11890000 + #define S5PV310_PA_HSMMC(x) (0x12510000 + ((x) * 0x10000)) #define S5PV310_PA_SROMC (0x12570000) +#define S5P_PA_SROMC S5PV310_PA_SROMC /* S/PDIF */ #define S5PV310_PA_SPDIF 0xE1100000 @@ -100,6 +108,25 @@ #define S5PV310_PA_SDRAM (0x40000000) #define S5P_PA_SDRAM S5PV310_PA_SDRAM +#define S5PV310_PA_SYSMMU_MDMA 0x10A40000 +#define S5PV310_PA_SYSMMU_SSS 0x10A50000 +#define S5PV310_PA_SYSMMU_FIMC0 0x11A20000 +#define S5PV310_PA_SYSMMU_FIMC1 0x11A30000 +#define S5PV310_PA_SYSMMU_FIMC2 0x11A40000 +#define S5PV310_PA_SYSMMU_FIMC3 0x11A50000 +#define S5PV310_PA_SYSMMU_JPEG 0x11A60000 +#define S5PV310_PA_SYSMMU_FIMD0 0x11E20000 +#define S5PV310_PA_SYSMMU_FIMD1 0x12220000 +#define S5PV310_PA_SYSMMU_PCIe 0x12620000 +#define S5PV310_PA_SYSMMU_G2D 0x12A20000 +#define S5PV310_PA_SYSMMU_ROTATOR 0x12A30000 +#define S5PV310_PA_SYSMMU_MDMA2 0x12A40000 +#define S5PV310_PA_SYSMMU_TV 0x12E20000 +#define S5PV310_PA_SYSMMU_MFC_L 0x13620000 +#define S5PV310_PA_SYSMMU_MFC_R 0x13630000 +#define S5PV310_SYSMMU_TOTAL_IPNUM 16 +#define S5P_SYSMMU_TOTAL_IPNUM S5PV310_SYSMMU_TOTAL_IPNUM + /* compatibiltiy defines. */ #define S3C_PA_UART S5PV310_PA_UART #define S3C_PA_HSMMC0 S5PV310_PA_HSMMC(0) @@ -116,5 +143,7 @@ #define S3C_PA_IIC7 S5PV310_PA_IIC(7) #define S3C_PA_RTC S5PV310_PA_RTC #define S3C_PA_WDT S5PV310_PA_WATCHDOG +#define S5P_PA_MIPI_CSIS0 S5PV310_PA_MIPI_CSIS0 +#define S5P_PA_MIPI_CSIS1 S5PV310_PA_MIPI_CSIS1 #endif /* __ASM_ARCH_MAP_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/regs-clock.h b/arch/arm/mach-s5pv310/include/mach/regs-clock.h index f1028ca..b5c4ada 100644 --- a/arch/arm/mach-s5pv310/include/mach/regs-clock.h +++ b/arch/arm/mach-s5pv310/include/mach/regs-clock.h @@ -19,6 +19,12 @@ #define S5P_INFORM0 S5P_CLKREG(0x800) +#define S5P_CLKDIV_LEFTBUS S5P_CLKREG(0x04500) +#define S5P_CLKDIV_STAT_LEFTBUS S5P_CLKREG(0x04600) + +#define S5P_CLKDIV_RIGHTBUS S5P_CLKREG(0x08500) +#define S5P_CLKDIV_STAT_RIGHTBUS S5P_CLKREG(0x08600) + #define S5P_EPLL_CON0 S5P_CLKREG(0x0C110) #define S5P_EPLL_CON1 S5P_CLKREG(0x0C114) #define S5P_VPLL_CON0 S5P_CLKREG(0x0C120) @@ -58,6 +64,8 @@ #define S5P_CLKSRC_MASK_PERIL0 S5P_CLKREG(0x0C350) #define S5P_CLKSRC_MASK_PERIL1 S5P_CLKREG(0x0C354) +#define S5P_CLKDIV_STAT_TOP S5P_CLKREG(0x0C610) + #define S5P_CLKGATE_IP_CAM S5P_CLKREG(0x0C920) #define S5P_CLKGATE_IP_IMAGE S5P_CLKREG(0x0C930) #define S5P_CLKGATE_IP_LCD0 S5P_CLKREG(0x0C934) @@ -66,8 +74,9 @@ #define S5P_CLKGATE_IP_PERIL S5P_CLKREG(0x0C950) #define S5P_CLKGATE_IP_PERIR S5P_CLKREG(0x0C960) -#define S5P_CLKSRC_CORE S5P_CLKREG(0x10200) -#define S5P_CLKDIV_CORE0 S5P_CLKREG(0x10500) +#define S5P_CLKSRC_DMC S5P_CLKREG(0x10200) +#define S5P_CLKDIV_DMC0 S5P_CLKREG(0x10500) +#define S5P_CLKDIV_STAT_DMC0 S5P_CLKREG(0x10600) #define S5P_APLL_LOCK S5P_CLKREG(0x14000) #define S5P_MPLL_LOCK S5P_CLKREG(0x14004) @@ -80,10 +89,77 @@ #define S5P_CLKMUX_STATCPU S5P_CLKREG(0x14400) #define S5P_CLKDIV_CPU S5P_CLKREG(0x14500) +#define S5P_CLKDIV_CPU1 S5P_CLKREG(0x14504) #define S5P_CLKDIV_STATCPU S5P_CLKREG(0x14600) +#define S5P_CLKDIV_STATCPU1 S5P_CLKREG(0x14604) #define S5P_CLKGATE_SCLKCPU S5P_CLKREG(0x14800) +/* APLL_LOCK */ +#define S5P_APLL_LOCKTIME (0x1C20) /* 300us */ + +/* APLL_CON0 */ +#define S5P_APLLCON0_ENABLE_SHIFT (31) +#define S5P_APLLCON0_LOCKED_SHIFT (29) +#define S5P_APLL_VAL_1000 ((250 << 16) | (6 << 8) | 1) +#define S5P_APLL_VAL_800 ((200 << 16) | (6 << 8) | 1) + +/* CLK_SRC_CPU */ +#define S5P_CLKSRC_CPU_MUXCORE_SHIFT (16) +#define S5P_CLKMUX_STATCPU_MUXCORE_MASK (0x7 << S5P_CLKSRC_CPU_MUXCORE_SHIFT) + +/* CLKDIV_CPU0 */ +#define S5P_CLKDIV_CPU0_CORE_SHIFT (0) +#define S5P_CLKDIV_CPU0_CORE_MASK (0x7 << S5P_CLKDIV_CPU0_CORE_SHIFT) +#define S5P_CLKDIV_CPU0_COREM0_SHIFT (4) +#define S5P_CLKDIV_CPU0_COREM0_MASK (0x7 << S5P_CLKDIV_CPU0_COREM0_SHIFT) +#define S5P_CLKDIV_CPU0_COREM1_SHIFT (8) +#define S5P_CLKDIV_CPU0_COREM1_MASK (0x7 << S5P_CLKDIV_CPU0_COREM1_SHIFT) +#define S5P_CLKDIV_CPU0_PERIPH_SHIFT (12) +#define S5P_CLKDIV_CPU0_PERIPH_MASK (0x7 << S5P_CLKDIV_CPU0_PERIPH_SHIFT) +#define S5P_CLKDIV_CPU0_ATB_SHIFT (16) +#define S5P_CLKDIV_CPU0_ATB_MASK (0x7 << S5P_CLKDIV_CPU0_ATB_SHIFT) +#define S5P_CLKDIV_CPU0_PCLKDBG_SHIFT (20) +#define S5P_CLKDIV_CPU0_PCLKDBG_MASK (0x7 << S5P_CLKDIV_CPU0_PCLKDBG_SHIFT) +#define S5P_CLKDIV_CPU0_APLL_SHIFT (24) +#define S5P_CLKDIV_CPU0_APLL_MASK (0x7 << S5P_CLKDIV_CPU0_APLL_SHIFT) + +/* CLKDIV_DMC0 */ +#define S5P_CLKDIV_DMC0_ACP_SHIFT (0) +#define S5P_CLKDIV_DMC0_ACP_MASK (0x7 << S5P_CLKDIV_DMC0_ACP_SHIFT) +#define S5P_CLKDIV_DMC0_ACPPCLK_SHIFT (4) +#define S5P_CLKDIV_DMC0_ACPPCLK_MASK (0x7 << S5P_CLKDIV_DMC0_ACPPCLK_SHIFT) +#define S5P_CLKDIV_DMC0_DPHY_SHIFT (8) +#define S5P_CLKDIV_DMC0_DPHY_MASK (0x7 << S5P_CLKDIV_DMC0_DPHY_SHIFT) +#define S5P_CLKDIV_DMC0_DMC_SHIFT (12) +#define S5P_CLKDIV_DMC0_DMC_MASK (0x7 << S5P_CLKDIV_DMC0_DMC_SHIFT) +#define S5P_CLKDIV_DMC0_DMCD_SHIFT (16) +#define S5P_CLKDIV_DMC0_DMCD_MASK (0x7 << S5P_CLKDIV_DMC0_DMCD_SHIFT) +#define S5P_CLKDIV_DMC0_DMCP_SHIFT (20) +#define S5P_CLKDIV_DMC0_DMCP_MASK (0x7 << S5P_CLKDIV_DMC0_DMCP_SHIFT) +#define S5P_CLKDIV_DMC0_COPY2_SHIFT (24) +#define S5P_CLKDIV_DMC0_COPY2_MASK (0x7 << S5P_CLKDIV_DMC0_COPY2_SHIFT) +#define S5P_CLKDIV_DMC0_CORETI_SHIFT (28) +#define S5P_CLKDIV_DMC0_CORETI_MASK (0x7 << S5P_CLKDIV_DMC0_CORETI_SHIFT) + +/* CLKDIV_TOP */ +#define S5P_CLKDIV_TOP_ACLK200_SHIFT (0) +#define S5P_CLKDIV_TOP_ACLK200_MASK (0x7 << S5P_CLKDIV_TOP_ACLK200_SHIFT) +#define S5P_CLKDIV_TOP_ACLK100_SHIFT (4) +#define S5P_CLKDIV_TOP_ACLK100_MASK (0xf << S5P_CLKDIV_TOP_ACLK100_SHIFT) +#define S5P_CLKDIV_TOP_ACLK160_SHIFT (8) +#define S5P_CLKDIV_TOP_ACLK160_MASK (0x7 << S5P_CLKDIV_TOP_ACLK160_SHIFT) +#define S5P_CLKDIV_TOP_ACLK133_SHIFT (12) +#define S5P_CLKDIV_TOP_ACLK133_MASK (0x7 << S5P_CLKDIV_TOP_ACLK133_SHIFT) +#define S5P_CLKDIV_TOP_ONENAND_SHIFT (16) +#define S5P_CLKDIV_TOP_ONENAND_MASK (0x7 << S5P_CLKDIV_TOP_ONENAND_SHIFT) + +/* CLKDIV_LEFTBUS / CLKDIV_RIGHTBUS*/ +#define S5P_CLKDIV_BUS_GDLR_SHIFT (0) +#define S5P_CLKDIV_BUS_GDLR_MASK (0x7 << S5P_CLKDIV_BUS_GDLR_SHIFT) +#define S5P_CLKDIV_BUS_GPLR_SHIFT (4) +#define S5P_CLKDIV_BUS_GPLR_MASK (0x7 << S5P_CLKDIV_BUS_GPLR_SHIFT) + /* Compatibility defines */ #define S5P_EPLL_CON S5P_EPLL_CON0 diff --git a/arch/arm/mach-s5pv310/include/mach/regs-mem.h b/arch/arm/mach-s5pv310/include/mach/regs-mem.h new file mode 100644 index 0000000..8342271 --- /dev/null +++ b/arch/arm/mach-s5pv310/include/mach/regs-mem.h @@ -0,0 +1,23 @@ +/* linux/arch/arm/mach-s5pv310/include/mach/regs-mem.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - SROMC and DMC register definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_REGS_MEM_H +#define __ASM_ARCH_REGS_MEM_H __FILE__ + +#include <mach/map.h> + +#define S5P_DMC0_MEMCON_OFFSET 0x04 + +#define S5P_DMC0_MEMTYPE_SHIFT 8 +#define S5P_DMC0_MEMTYPE_MASK 0xF + +#endif /* __ASM_ARCH_REGS_MEM_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/regs-pmu.h b/arch/arm/mach-s5pv310/include/mach/regs-pmu.h new file mode 100644 index 0000000..fb333d0 --- /dev/null +++ b/arch/arm/mach-s5pv310/include/mach/regs-pmu.h @@ -0,0 +1,30 @@ +/* linux/arch/arm/mach-s5pv310/include/mach/regs-pmu.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - Power management unit definition + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_REGS_PMU_H +#define __ASM_ARCH_REGS_PMU_H __FILE__ + +#include <mach/map.h> + +#define S5P_PMUREG(x) (S5P_VA_PMU + (x)) + +#define S5P_PMU_CAM_CONF S5P_PMUREG(0x3C00) +#define S5P_PMU_TV_CONF S5P_PMUREG(0x3C20) +#define S5P_PMU_MFC_CONF S5P_PMUREG(0x3C40) +#define S5P_PMU_G3D_CONF S5P_PMUREG(0x3C60) +#define S5P_PMU_LCD0_CONF S5P_PMUREG(0x3C80) +#define S5P_PMU_LCD1_CONF S5P_PMUREG(0x3CA0) +#define S5P_PMU_GPS_CONF S5P_PMUREG(0x3CE0) + +#define S5P_INT_LOCAL_PWR_EN 0x7 + +#endif /* __ASM_ARCH_REGS_PMU_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/regs-srom.h b/arch/arm/mach-s5pv310/include/mach/regs-srom.h deleted file mode 100644 index 1898b3e..0000000 --- a/arch/arm/mach-s5pv310/include/mach/regs-srom.h +++ /dev/null @@ -1,50 +0,0 @@ -/* linux/arch/arm/mach-s5pv310/include/mach/regs-srom.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * S5PV310 - SROMC register definitions - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifndef __ASM_ARCH_REGS_SROM_H -#define __ASM_ARCH_REGS_SROM_H __FILE__ - -#include <mach/map.h> - -#define S5PV310_SROMREG(x) (S5P_VA_SROMC + (x)) - -#define S5PV310_SROM_BW S5PV310_SROMREG(0x0) -#define S5PV310_SROM_BC0 S5PV310_SROMREG(0x4) -#define S5PV310_SROM_BC1 S5PV310_SROMREG(0x8) -#define S5PV310_SROM_BC2 S5PV310_SROMREG(0xc) -#define S5PV310_SROM_BC3 S5PV310_SROMREG(0x10) - -/* one register BW holds 4 x 4-bit packed settings for NCS0 - NCS3 */ - -#define S5PV310_SROM_BW__DATAWIDTH__SHIFT 0 -#define S5PV310_SROM_BW__ADDRMODE__SHIFT 1 -#define S5PV310_SROM_BW__WAITENABLE__SHIFT 2 -#define S5PV310_SROM_BW__BYTEENABLE__SHIFT 3 - -#define S5PV310_SROM_BW__CS_MASK 0xf - -#define S5PV310_SROM_BW__NCS0__SHIFT 0 -#define S5PV310_SROM_BW__NCS1__SHIFT 4 -#define S5PV310_SROM_BW__NCS2__SHIFT 8 -#define S5PV310_SROM_BW__NCS3__SHIFT 12 - -/* applies to same to BCS0 - BCS3 */ - -#define S5PV310_SROM_BCX__PMC__SHIFT 0 -#define S5PV310_SROM_BCX__TACP__SHIFT 4 -#define S5PV310_SROM_BCX__TCAH__SHIFT 8 -#define S5PV310_SROM_BCX__TCOH__SHIFT 12 -#define S5PV310_SROM_BCX__TACC__SHIFT 16 -#define S5PV310_SROM_BCX__TCOS__SHIFT 24 -#define S5PV310_SROM_BCX__TACS__SHIFT 28 - -#endif /* __ASM_ARCH_REGS_SROM_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/regs-sysmmu.h b/arch/arm/mach-s5pv310/include/mach/regs-sysmmu.h new file mode 100644 index 0000000..0b28e81 --- /dev/null +++ b/arch/arm/mach-s5pv310/include/mach/regs-sysmmu.h @@ -0,0 +1,24 @@ +/* linux/arch/arm/mach-s5pv310/include/mach/regs-sysmmu.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - System MMU register + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_REGS_SYSMMU_H +#define __ASM_ARCH_REGS_SYSMMU_H __FILE__ + +#define S5P_MMU_CTRL 0x000 +#define S5P_MMU_CFG 0x004 +#define S5P_MMU_STATUS 0x008 +#define S5P_MMU_FLUSH 0x00C +#define S5P_PT_BASE_ADDR 0x014 +#define S5P_INT_STATUS 0x018 +#define S5P_PAGE_FAULT_ADDR 0x024 + +#endif /* __ASM_ARCH_REGS_SYSMMU_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/sysmmu.h b/arch/arm/mach-s5pv310/include/mach/sysmmu.h new file mode 100644 index 0000000..662fe85f --- /dev/null +++ b/arch/arm/mach-s5pv310/include/mach/sysmmu.h @@ -0,0 +1,119 @@ +/* linux/arch/arm/mach-s5pv310/include/mach/sysmmu.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Samsung sysmmu driver for S5PV310 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARM_ARCH_SYSMMU_H +#define __ASM_ARM_ARCH_SYSMMU_H __FILE__ + +enum s5pv310_sysmmu_ips { + SYSMMU_MDMA, + SYSMMU_SSS, + SYSMMU_FIMC0, + SYSMMU_FIMC1, + SYSMMU_FIMC2, + SYSMMU_FIMC3, + SYSMMU_JPEG, + SYSMMU_FIMD0, + SYSMMU_FIMD1, + SYSMMU_PCIe, + SYSMMU_G2D, + SYSMMU_ROTATOR, + SYSMMU_MDMA2, + SYSMMU_TV, + SYSMMU_MFC_L, + SYSMMU_MFC_R, +}; + +static char *sysmmu_ips_name[S5P_SYSMMU_TOTAL_IPNUM] = { + "SYSMMU_MDMA" , + "SYSMMU_SSS" , + "SYSMMU_FIMC0" , + "SYSMMU_FIMC1" , + "SYSMMU_FIMC2" , + "SYSMMU_FIMC3" , + "SYSMMU_JPEG" , + "SYSMMU_FIMD0" , + "SYSMMU_FIMD1" , + "SYSMMU_PCIe" , + "SYSMMU_G2D" , + "SYSMMU_ROTATOR", + "SYSMMU_MDMA2" , + "SYSMMU_TV" , + "SYSMMU_MFC_L" , + "SYSMMU_MFC_R" , +}; + +typedef enum s5pv310_sysmmu_ips sysmmu_ips; + +struct sysmmu_tt_info { + unsigned long *pgd; + unsigned long pgd_paddr; + unsigned long *pte; +}; + +struct sysmmu_controller { + const char *name; + + /* channels registers */ + void __iomem *regs; + + /* channel irq */ + unsigned int irq; + + sysmmu_ips ips; + + /* Translation Table Info. */ + struct sysmmu_tt_info *tt_info; + + struct resource *mem; + struct device *dev; + + /* SysMMU controller enable - true : enable */ + bool enable; +}; + +/** + * s5p_sysmmu_enable() - enable system mmu of ip + * @ips: The ip connected system mmu. + * + * This function enable system mmu to transfer address + * from virtual address to physical address + */ +int s5p_sysmmu_enable(sysmmu_ips ips); + +/** + * s5p_sysmmu_disable() - disable sysmmu mmu of ip + * @ips: The ip connected system mmu. + * + * This function disable system mmu to transfer address + * from virtual address to physical address + */ +int s5p_sysmmu_disable(sysmmu_ips ips); + +/** + * s5p_sysmmu_set_tablebase_pgd() - set page table base address to refer page table + * @ips: The ip connected system mmu. + * @pgd: The page table base address. + * + * This function set page table base address + * When system mmu transfer address from virtaul address to physical address, + * system mmu refer address information from page table + */ +int s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd); + +/** + * s5p_sysmmu_tlb_invalidate() - flush all TLB entry in system mmu + * @ips: The ip connected system mmu. + * + * This function flush all TLB entry in system mmu + */ +int s5p_sysmmu_tlb_invalidate(sysmmu_ips ips); +#endif /* __ASM_ARM_ARCH_SYSMMU_H */ diff --git a/arch/arm/mach-s5pv310/irq-combiner.c b/arch/arm/mach-s5pv310/irq-combiner.c index c3f88c3..1ea4a9e 100644 --- a/arch/arm/mach-s5pv310/irq-combiner.c +++ b/arch/arm/mach-s5pv310/irq-combiner.c @@ -24,29 +24,32 @@ static DEFINE_SPINLOCK(irq_controller_lock); struct combiner_chip_data { unsigned int irq_offset; + unsigned int irq_mask; void __iomem *base; }; static struct combiner_chip_data combiner_data[MAX_COMBINER_NR]; -static inline void __iomem *combiner_base(unsigned int irq) +static inline void __iomem *combiner_base(struct irq_data *data) { - struct combiner_chip_data *combiner_data = get_irq_chip_data(irq); + struct combiner_chip_data *combiner_data = + irq_data_get_irq_chip_data(data); + return combiner_data->base; } -static void combiner_mask_irq(unsigned int irq) +static void combiner_mask_irq(struct irq_data *data) { - u32 mask = 1 << (irq % 32); + u32 mask = 1 << (data->irq % 32); - __raw_writel(mask, combiner_base(irq) + COMBINER_ENABLE_CLEAR); + __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_CLEAR); } -static void combiner_unmask_irq(unsigned int irq) +static void combiner_unmask_irq(struct irq_data *data) { - u32 mask = 1 << (irq % 32); + u32 mask = 1 << (data->irq % 32); - __raw_writel(mask, combiner_base(irq) + COMBINER_ENABLE_SET); + __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_SET); } static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) @@ -57,11 +60,12 @@ static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) unsigned long status; /* primary controller ack'ing */ - chip->ack(irq); + chip->irq_ack(&desc->irq_data); spin_lock(&irq_controller_lock); status = __raw_readl(chip_data->base + COMBINER_INT_STATUS); spin_unlock(&irq_controller_lock); + status &= chip_data->irq_mask; if (status == 0) goto out; @@ -76,13 +80,13 @@ static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) out: /* primary controller unmasking */ - chip->unmask(irq); + chip->irq_unmask(&desc->irq_data); } static struct irq_chip combiner_chip = { .name = "COMBINER", - .mask = combiner_mask_irq, - .unmask = combiner_unmask_irq, + .irq_mask = combiner_mask_irq, + .irq_unmask = combiner_unmask_irq, }; void __init combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq) @@ -104,10 +108,12 @@ void __init combiner_init(unsigned int combiner_nr, void __iomem *base, combiner_data[combiner_nr].base = base; combiner_data[combiner_nr].irq_offset = irq_start; + combiner_data[combiner_nr].irq_mask = 0xff << ((combiner_nr % 4) << 3); /* Disable all interrupts */ - __raw_writel(0xffffffff, base + COMBINER_ENABLE_CLEAR); + __raw_writel(combiner_data[combiner_nr].irq_mask, + base + COMBINER_ENABLE_CLEAR); /* Setup the Linux IRQ subsystem */ diff --git a/arch/arm/mach-s5pv310/irq-eint.c b/arch/arm/mach-s5pv310/irq-eint.c index 5877503..477bd9e 100644 --- a/arch/arm/mach-s5pv310/irq-eint.c +++ b/arch/arm/mach-s5pv310/irq-eint.c @@ -48,42 +48,43 @@ static unsigned int s5pv310_get_irq_nr(unsigned int number) return ret; } -static inline void s5pv310_irq_eint_mask(unsigned int irq) +static inline void s5pv310_irq_eint_mask(struct irq_data *data) { u32 mask; spin_lock(&eint_lock); - mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(irq))); - mask |= eint_irq_to_bit(irq); - __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(irq))); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); + mask |= eint_irq_to_bit(data->irq); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); spin_unlock(&eint_lock); } -static void s5pv310_irq_eint_unmask(unsigned int irq) +static void s5pv310_irq_eint_unmask(struct irq_data *data) { u32 mask; spin_lock(&eint_lock); - mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(irq))); - mask &= ~(eint_irq_to_bit(irq)); - __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(irq))); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); + mask &= ~(eint_irq_to_bit(data->irq)); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); spin_unlock(&eint_lock); } -static inline void s5pv310_irq_eint_ack(unsigned int irq) +static inline void s5pv310_irq_eint_ack(struct irq_data *data) { - __raw_writel(eint_irq_to_bit(irq), S5P_EINT_PEND(EINT_REG_NR(irq))); + __raw_writel(eint_irq_to_bit(data->irq), + S5P_EINT_PEND(EINT_REG_NR(data->irq))); } -static void s5pv310_irq_eint_maskack(unsigned int irq) +static void s5pv310_irq_eint_maskack(struct irq_data *data) { - s5pv310_irq_eint_mask(irq); - s5pv310_irq_eint_ack(irq); + s5pv310_irq_eint_mask(data); + s5pv310_irq_eint_ack(data); } -static int s5pv310_irq_eint_set_type(unsigned int irq, unsigned int type) +static int s5pv310_irq_eint_set_type(struct irq_data *data, unsigned int type) { - int offs = EINT_OFFSET(irq); + int offs = EINT_OFFSET(data->irq); int shift; u32 ctrl, mask; u32 newvalue = 0; @@ -118,10 +119,10 @@ static int s5pv310_irq_eint_set_type(unsigned int irq, unsigned int type) mask = 0x7 << shift; spin_lock(&eint_lock); - ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(irq))); + ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(data->irq))); ctrl &= ~mask; ctrl |= newvalue << shift; - __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(irq))); + __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(data->irq))); spin_unlock(&eint_lock); switch (offs) { @@ -146,13 +147,13 @@ static int s5pv310_irq_eint_set_type(unsigned int irq, unsigned int type) static struct irq_chip s5pv310_irq_eint = { .name = "s5pv310-eint", - .mask = s5pv310_irq_eint_mask, - .unmask = s5pv310_irq_eint_unmask, - .mask_ack = s5pv310_irq_eint_maskack, - .ack = s5pv310_irq_eint_ack, - .set_type = s5pv310_irq_eint_set_type, + .irq_mask = s5pv310_irq_eint_mask, + .irq_unmask = s5pv310_irq_eint_unmask, + .irq_mask_ack = s5pv310_irq_eint_maskack, + .irq_ack = s5pv310_irq_eint_ack, + .irq_set_type = s5pv310_irq_eint_set_type, #ifdef CONFIG_PM - .set_wake = s3c_irqext_wake, + .irq_set_wake = s3c_irqext_wake, #endif }; @@ -192,14 +193,14 @@ static void s5pv310_irq_eint0_15(unsigned int irq, struct irq_desc *desc) u32 *irq_data = get_irq_data(irq); struct irq_chip *chip = get_irq_chip(irq); - chip->mask(irq); + chip->irq_mask(&desc->irq_data); - if (chip->ack) - chip->ack(irq); + if (chip->irq_ack) + chip->irq_ack(&desc->irq_data); generic_handle_irq(*irq_data); - chip->unmask(irq); + chip->irq_unmask(&desc->irq_data); } int __init s5pv310_init_irq_eint(void) diff --git a/arch/arm/mach-s5pv310/mach-smdkc210.c b/arch/arm/mach-s5pv310/mach-smdkc210.c index 2b8d4fc..2d49273 100644 --- a/arch/arm/mach-s5pv310/mach-smdkc210.c +++ b/arch/arm/mach-s5pv310/mach-smdkc210.c @@ -14,18 +14,21 @@ #include <linux/platform_device.h> #include <linux/smsc911x.h> #include <linux/io.h> +#include <linux/i2c.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include <plat/regs-serial.h> +#include <plat/regs-srom.h> #include <plat/s5pv310.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/sdhci.h> +#include <plat/iic.h> +#include <plat/pd.h> #include <mach/map.h> -#include <mach/regs-srom.h> /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKC210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ @@ -139,14 +142,29 @@ static struct platform_device smdkc210_smsc911x = { }, }; +static struct i2c_board_info i2c_devs1[] __initdata = { + {I2C_BOARD_INFO("wm8994", 0x1a),}, +}; + static struct platform_device *smdkc210_devices[] __initdata = { &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_hsmmc2, &s3c_device_hsmmc3, + &s3c_device_i2c1, &s3c_device_rtc, &s3c_device_wdt, + &s5pv310_device_ac97, + &s5pv310_device_i2s0, + &s5pv310_device_pd[PD_MFC], + &s5pv310_device_pd[PD_G3D], + &s5pv310_device_pd[PD_LCD0], + &s5pv310_device_pd[PD_LCD1], + &s5pv310_device_pd[PD_CAM], + &s5pv310_device_pd[PD_TV], + &s5pv310_device_pd[PD_GPS], &smdkc210_smsc911x, + &s5pv310_device_sysmmu, }; static void __init smdkc210_smsc911x_init(void) @@ -154,23 +172,22 @@ static void __init smdkc210_smsc911x_init(void) u32 cs1; /* configure nCS1 width to 16 bits */ - cs1 = __raw_readl(S5PV310_SROM_BW) & - ~(S5PV310_SROM_BW__CS_MASK << - S5PV310_SROM_BW__NCS1__SHIFT); - cs1 |= ((1 << S5PV310_SROM_BW__DATAWIDTH__SHIFT) | - (1 << S5PV310_SROM_BW__WAITENABLE__SHIFT) | - (1 << S5PV310_SROM_BW__BYTEENABLE__SHIFT)) << - S5PV310_SROM_BW__NCS1__SHIFT; - __raw_writel(cs1, S5PV310_SROM_BW); + cs1 = __raw_readl(S5P_SROM_BW) & + ~(S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS1__SHIFT); + cs1 |= ((1 << S5P_SROM_BW__DATAWIDTH__SHIFT) | + (1 << S5P_SROM_BW__WAITENABLE__SHIFT) | + (1 << S5P_SROM_BW__BYTEENABLE__SHIFT)) << + S5P_SROM_BW__NCS1__SHIFT; + __raw_writel(cs1, S5P_SROM_BW); /* set timing for nCS1 suitable for ethernet chip */ - __raw_writel((0x1 << S5PV310_SROM_BCX__PMC__SHIFT) | - (0x9 << S5PV310_SROM_BCX__TACP__SHIFT) | - (0xc << S5PV310_SROM_BCX__TCAH__SHIFT) | - (0x1 << S5PV310_SROM_BCX__TCOH__SHIFT) | - (0x6 << S5PV310_SROM_BCX__TACC__SHIFT) | - (0x1 << S5PV310_SROM_BCX__TCOS__SHIFT) | - (0x1 << S5PV310_SROM_BCX__TACS__SHIFT), S5PV310_SROM_BC1); + __raw_writel((0x1 << S5P_SROM_BCX__PMC__SHIFT) | + (0x9 << S5P_SROM_BCX__TACP__SHIFT) | + (0xc << S5P_SROM_BCX__TCAH__SHIFT) | + (0x1 << S5P_SROM_BCX__TCOH__SHIFT) | + (0x6 << S5P_SROM_BCX__TACC__SHIFT) | + (0x1 << S5P_SROM_BCX__TCOS__SHIFT) | + (0x1 << S5P_SROM_BCX__TACS__SHIFT), S5P_SROM_BC1); } static void __init smdkc210_map_io(void) @@ -182,6 +199,9 @@ static void __init smdkc210_map_io(void) static void __init smdkc210_machine_init(void) { + s3c_i2c1_set_platdata(NULL); + i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1)); + smdkc210_smsc911x_init(); s3c_sdhci0_set_platdata(&smdkc210_hsmmc0_pdata); diff --git a/arch/arm/mach-s5pv310/mach-smdkv310.c b/arch/arm/mach-s5pv310/mach-smdkv310.c index 35826d6..28680cf 100644 --- a/arch/arm/mach-s5pv310/mach-smdkv310.c +++ b/arch/arm/mach-s5pv310/mach-smdkv310.c @@ -14,18 +14,21 @@ #include <linux/platform_device.h> #include <linux/smsc911x.h> #include <linux/io.h> +#include <linux/i2c.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include <plat/regs-serial.h> +#include <plat/regs-srom.h> #include <plat/s5pv310.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/sdhci.h> +#include <plat/iic.h> +#include <plat/pd.h> #include <mach/map.h> -#include <mach/regs-srom.h> /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKV310_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ @@ -139,14 +142,29 @@ static struct platform_device smdkv310_smsc911x = { }, }; +static struct i2c_board_info i2c_devs1[] __initdata = { + {I2C_BOARD_INFO("wm8994", 0x1a),}, +}; + static struct platform_device *smdkv310_devices[] __initdata = { &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_hsmmc2, &s3c_device_hsmmc3, + &s3c_device_i2c1, &s3c_device_rtc, &s3c_device_wdt, + &s5pv310_device_ac97, + &s5pv310_device_i2s0, + &s5pv310_device_pd[PD_MFC], + &s5pv310_device_pd[PD_G3D], + &s5pv310_device_pd[PD_LCD0], + &s5pv310_device_pd[PD_LCD1], + &s5pv310_device_pd[PD_CAM], + &s5pv310_device_pd[PD_TV], + &s5pv310_device_pd[PD_GPS], &smdkv310_smsc911x, + &s5pv310_device_sysmmu, }; static void __init smdkv310_smsc911x_init(void) @@ -154,23 +172,22 @@ static void __init smdkv310_smsc911x_init(void) u32 cs1; /* configure nCS1 width to 16 bits */ - cs1 = __raw_readl(S5PV310_SROM_BW) & - ~(S5PV310_SROM_BW__CS_MASK << - S5PV310_SROM_BW__NCS1__SHIFT); - cs1 |= ((1 << S5PV310_SROM_BW__DATAWIDTH__SHIFT) | - (1 << S5PV310_SROM_BW__WAITENABLE__SHIFT) | - (1 << S5PV310_SROM_BW__BYTEENABLE__SHIFT)) << - S5PV310_SROM_BW__NCS1__SHIFT; - __raw_writel(cs1, S5PV310_SROM_BW); + cs1 = __raw_readl(S5P_SROM_BW) & + ~(S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS1__SHIFT); + cs1 |= ((1 << S5P_SROM_BW__DATAWIDTH__SHIFT) | + (1 << S5P_SROM_BW__WAITENABLE__SHIFT) | + (1 << S5P_SROM_BW__BYTEENABLE__SHIFT)) << + S5P_SROM_BW__NCS1__SHIFT; + __raw_writel(cs1, S5P_SROM_BW); /* set timing for nCS1 suitable for ethernet chip */ - __raw_writel((0x1 << S5PV310_SROM_BCX__PMC__SHIFT) | - (0x9 << S5PV310_SROM_BCX__TACP__SHIFT) | - (0xc << S5PV310_SROM_BCX__TCAH__SHIFT) | - (0x1 << S5PV310_SROM_BCX__TCOH__SHIFT) | - (0x6 << S5PV310_SROM_BCX__TACC__SHIFT) | - (0x1 << S5PV310_SROM_BCX__TCOS__SHIFT) | - (0x1 << S5PV310_SROM_BCX__TACS__SHIFT), S5PV310_SROM_BC1); + __raw_writel((0x1 << S5P_SROM_BCX__PMC__SHIFT) | + (0x9 << S5P_SROM_BCX__TACP__SHIFT) | + (0xc << S5P_SROM_BCX__TCAH__SHIFT) | + (0x1 << S5P_SROM_BCX__TCOH__SHIFT) | + (0x6 << S5P_SROM_BCX__TACC__SHIFT) | + (0x1 << S5P_SROM_BCX__TCOS__SHIFT) | + (0x1 << S5P_SROM_BCX__TACS__SHIFT), S5P_SROM_BC1); } static void __init smdkv310_map_io(void) @@ -182,6 +199,9 @@ static void __init smdkv310_map_io(void) static void __init smdkv310_machine_init(void) { + s3c_i2c1_set_platdata(NULL); + i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1)); + smdkv310_smsc911x_init(); s3c_sdhci0_set_platdata(&smdkv310_hsmmc0_pdata); diff --git a/arch/arm/mach-s5pv310/mach-universal_c210.c b/arch/arm/mach-s5pv310/mach-universal_c210.c index 16d8fc0..36bc3cf 100644 --- a/arch/arm/mach-s5pv310/mach-universal_c210.c +++ b/arch/arm/mach-s5pv310/mach-universal_c210.c @@ -13,6 +13,9 @@ #include <linux/i2c.h> #include <linux/gpio_keys.h> #include <linux/gpio.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> +#include <linux/mmc/host.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -21,6 +24,7 @@ #include <plat/s5pv310.h> #include <plat/cpu.h> #include <plat/devs.h> +#include <plat/sdhci.h> #include <mach/map.h> @@ -116,6 +120,73 @@ static struct platform_device universal_gpio_keys = { }, }; +/* eMMC */ +static struct s3c_sdhci_platdata universal_hsmmc0_data __initdata = { + .max_width = 8, + .host_caps = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA | + MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | + MMC_CAP_DISABLE), + .cd_type = S3C_SDHCI_CD_PERMANENT, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +}; + +static struct regulator_consumer_supply mmc0_supplies[] = { + REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"), +}; + +static struct regulator_init_data mmc0_fixed_voltage_init_data = { + .constraints = { + .name = "VMEM_VDD_2.8V", + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(mmc0_supplies), + .consumer_supplies = mmc0_supplies, +}; + +static struct fixed_voltage_config mmc0_fixed_voltage_config = { + .supply_name = "MASSMEMORY_EN", + .microvolts = 2800000, + .gpio = S5PV310_GPE1(3), + .enable_high = true, + .init_data = &mmc0_fixed_voltage_init_data, +}; + +static struct platform_device mmc0_fixed_voltage = { + .name = "reg-fixed-voltage", + .id = 0, + .dev = { + .platform_data = &mmc0_fixed_voltage_config, + }, +}; + +/* SD */ +static struct s3c_sdhci_platdata universal_hsmmc2_data __initdata = { + .max_width = 4, + .host_caps = MMC_CAP_4_BIT_DATA | + MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | + MMC_CAP_DISABLE, + .ext_cd_gpio = S5PV310_GPX3(4), /* XEINT_28 */ + .ext_cd_gpio_invert = 1, + .cd_type = S3C_SDHCI_CD_GPIO, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +}; + +/* WiFi */ +static struct s3c_sdhci_platdata universal_hsmmc3_data __initdata = { + .max_width = 4, + .host_caps = MMC_CAP_4_BIT_DATA | + MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | + MMC_CAP_DISABLE, + .cd_type = S3C_SDHCI_CD_EXTERNAL, +}; + +static void __init universal_sdhci_init(void) +{ + s3c_sdhci0_set_platdata(&universal_hsmmc0_data); + s3c_sdhci2_set_platdata(&universal_hsmmc2_data); + s3c_sdhci3_set_platdata(&universal_hsmmc3_data); +} + /* I2C0 */ static struct i2c_board_info i2c0_devs[] __initdata = { /* Camera, To be updated */ @@ -127,6 +198,13 @@ static struct i2c_board_info i2c1_devs[] __initdata = { }; static struct platform_device *universal_devices[] __initdata = { + /* Samsung Platform Devices */ + &mmc0_fixed_voltage, + &s3c_device_hsmmc0, + &s3c_device_hsmmc2, + &s3c_device_hsmmc3, + + /* Universal Devices */ &universal_gpio_keys, &s5p_device_onenand, }; @@ -140,6 +218,8 @@ static void __init universal_map_io(void) static void __init universal_machine_init(void) { + universal_sdhci_init(); + i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs)); i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs)); diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 59d14f0..e21f347 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -21,7 +21,6 @@ #include <asm/div64.h> #include <mach/hardware.h> #include <asm/system.h> -#include <asm/pgtable.h> #include <asm/mach/map.h> #include <asm/mach/flash.h> #include <asm/irq.h> diff --git a/arch/arm/mach-sa1100/irq.c b/arch/arm/mach-sa1100/irq.c index 3093d46..3d85dfa 100644 --- a/arch/arm/mach-sa1100/irq.c +++ b/arch/arm/mach-sa1100/irq.c @@ -37,14 +37,14 @@ static int GPIO_IRQ_mask = (1 << 11) - 1; #define GPIO_11_27_IRQ(i) ((i) - 21) #define GPIO11_27_MASK(irq) (1 << GPIO_11_27_IRQ(irq)) -static int sa1100_gpio_type(unsigned int irq, unsigned int type) +static int sa1100_gpio_type(struct irq_data *d, unsigned int type) { unsigned int mask; - if (irq <= 10) - mask = 1 << irq; + if (d->irq <= 10) + mask = 1 << d->irq; else - mask = GPIO11_27_MASK(irq); + mask = GPIO11_27_MASK(d->irq); if (type == IRQ_TYPE_PROBE) { if ((GPIO_IRQ_rising_edge | GPIO_IRQ_falling_edge) & mask) @@ -70,37 +70,37 @@ static int sa1100_gpio_type(unsigned int irq, unsigned int type) /* * GPIO IRQs must be acknowledged. This is for IRQs from 0 to 10. */ -static void sa1100_low_gpio_ack(unsigned int irq) +static void sa1100_low_gpio_ack(struct irq_data *d) { - GEDR = (1 << irq); + GEDR = (1 << d->irq); } -static void sa1100_low_gpio_mask(unsigned int irq) +static void sa1100_low_gpio_mask(struct irq_data *d) { - ICMR &= ~(1 << irq); + ICMR &= ~(1 << d->irq); } -static void sa1100_low_gpio_unmask(unsigned int irq) +static void sa1100_low_gpio_unmask(struct irq_data *d) { - ICMR |= 1 << irq; + ICMR |= 1 << d->irq; } -static int sa1100_low_gpio_wake(unsigned int irq, unsigned int on) +static int sa1100_low_gpio_wake(struct irq_data *d, unsigned int on) { if (on) - PWER |= 1 << irq; + PWER |= 1 << d->irq; else - PWER &= ~(1 << irq); + PWER &= ~(1 << d->irq); return 0; } static struct irq_chip sa1100_low_gpio_chip = { .name = "GPIO-l", - .ack = sa1100_low_gpio_ack, - .mask = sa1100_low_gpio_mask, - .unmask = sa1100_low_gpio_unmask, - .set_type = sa1100_gpio_type, - .set_wake = sa1100_low_gpio_wake, + .irq_ack = sa1100_low_gpio_ack, + .irq_mask = sa1100_low_gpio_mask, + .irq_unmask = sa1100_low_gpio_unmask, + .irq_set_type = sa1100_gpio_type, + .irq_set_wake = sa1100_low_gpio_wake, }; /* @@ -139,16 +139,16 @@ sa1100_high_gpio_handler(unsigned int irq, struct irq_desc *desc) * In addition, the IRQs are all collected up into one bit in the * interrupt controller registers. */ -static void sa1100_high_gpio_ack(unsigned int irq) +static void sa1100_high_gpio_ack(struct irq_data *d) { - unsigned int mask = GPIO11_27_MASK(irq); + unsigned int mask = GPIO11_27_MASK(d->irq); GEDR = mask; } -static void sa1100_high_gpio_mask(unsigned int irq) +static void sa1100_high_gpio_mask(struct irq_data *d) { - unsigned int mask = GPIO11_27_MASK(irq); + unsigned int mask = GPIO11_27_MASK(d->irq); GPIO_IRQ_mask &= ~mask; @@ -156,9 +156,9 @@ static void sa1100_high_gpio_mask(unsigned int irq) GFER &= ~mask; } -static void sa1100_high_gpio_unmask(unsigned int irq) +static void sa1100_high_gpio_unmask(struct irq_data *d) { - unsigned int mask = GPIO11_27_MASK(irq); + unsigned int mask = GPIO11_27_MASK(d->irq); GPIO_IRQ_mask |= mask; @@ -166,44 +166,44 @@ static void sa1100_high_gpio_unmask(unsigned int irq) GFER = GPIO_IRQ_falling_edge & GPIO_IRQ_mask; } -static int sa1100_high_gpio_wake(unsigned int irq, unsigned int on) +static int sa1100_high_gpio_wake(struct irq_data *d, unsigned int on) { if (on) - PWER |= GPIO11_27_MASK(irq); + PWER |= GPIO11_27_MASK(d->irq); else - PWER &= ~GPIO11_27_MASK(irq); + PWER &= ~GPIO11_27_MASK(d->irq); return 0; } static struct irq_chip sa1100_high_gpio_chip = { .name = "GPIO-h", - .ack = sa1100_high_gpio_ack, - .mask = sa1100_high_gpio_mask, - .unmask = sa1100_high_gpio_unmask, - .set_type = sa1100_gpio_type, - .set_wake = sa1100_high_gpio_wake, + .irq_ack = sa1100_high_gpio_ack, + .irq_mask = sa1100_high_gpio_mask, + .irq_unmask = sa1100_high_gpio_unmask, + .irq_set_type = sa1100_gpio_type, + .irq_set_wake = sa1100_high_gpio_wake, }; /* * We don't need to ACK IRQs on the SA1100 unless they're GPIOs * this is for internal IRQs i.e. from 11 to 31. */ -static void sa1100_mask_irq(unsigned int irq) +static void sa1100_mask_irq(struct irq_data *d) { - ICMR &= ~(1 << irq); + ICMR &= ~(1 << d->irq); } -static void sa1100_unmask_irq(unsigned int irq) +static void sa1100_unmask_irq(struct irq_data *d) { - ICMR |= (1 << irq); + ICMR |= (1 << d->irq); } /* * Apart form GPIOs, only the RTC alarm can be a wakeup event. */ -static int sa1100_set_wake(unsigned int irq, unsigned int on) +static int sa1100_set_wake(struct irq_data *d, unsigned int on) { - if (irq == IRQ_RTCAlrm) { + if (d->irq == IRQ_RTCAlrm) { if (on) PWER |= PWER_RTC; else @@ -215,10 +215,10 @@ static int sa1100_set_wake(unsigned int irq, unsigned int on) static struct irq_chip sa1100_normal_chip = { .name = "SC", - .ack = sa1100_mask_irq, - .mask = sa1100_mask_irq, - .unmask = sa1100_unmask_irq, - .set_wake = sa1100_set_wake, + .irq_ack = sa1100_mask_irq, + .irq_mask = sa1100_mask_irq, + .irq_unmask = sa1100_unmask_irq, + .irq_set_wake = sa1100_set_wake, }; static struct resource irq_resource = { diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c index c601a75..4aad01f 100644 --- a/arch/arm/mach-sa1100/neponset.c +++ b/arch/arm/mach-sa1100/neponset.c @@ -35,7 +35,7 @@ neponset_irq_handler(unsigned int irq, struct irq_desc *desc) /* * Acknowledge the parent IRQ. */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); /* * Read the interrupt reason register. Let's have all @@ -53,7 +53,7 @@ neponset_irq_handler(unsigned int irq, struct irq_desc *desc) * recheck the register for any pending IRQs. */ if (irr & (IRR_ETHERNET | IRR_USAR)) { - desc->chip->mask(irq); + desc->irq_data.chip->irq_mask(&desc->irq_data); /* * Ack the interrupt now to prevent re-entering @@ -61,7 +61,7 @@ neponset_irq_handler(unsigned int irq, struct irq_desc *desc) * since we'll check the IRR register prior to * leaving. */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); if (irr & IRR_ETHERNET) { generic_handle_irq(IRQ_NEPONSET_SMC9196); @@ -71,7 +71,7 @@ neponset_irq_handler(unsigned int irq, struct irq_desc *desc) generic_handle_irq(IRQ_NEPONSET_USAR); } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } if (irr & IRR_SA1111) { diff --git a/arch/arm/mach-shark/irq.c b/arch/arm/mach-shark/irq.c index c04eb6a..831fc66 100644 --- a/arch/arm/mach-shark/irq.c +++ b/arch/arm/mach-shark/irq.c @@ -30,35 +30,35 @@ static unsigned char cached_irq_mask[2] = { 0xfb, 0xff }; * These have to be protected by the irq controller spinlock * before being called. */ -static void shark_disable_8259A_irq(unsigned int irq) +static void shark_disable_8259A_irq(struct irq_data *d) { unsigned int mask; - if (irq<8) { - mask = 1 << irq; + if (d->irq<8) { + mask = 1 << d->irq; cached_irq_mask[0] |= mask; outb(cached_irq_mask[1],0xA1); } else { - mask = 1 << (irq-8); + mask = 1 << (d->irq-8); cached_irq_mask[1] |= mask; outb(cached_irq_mask[0],0x21); } } -static void shark_enable_8259A_irq(unsigned int irq) +static void shark_enable_8259A_irq(struct irq_data *d) { unsigned int mask; - if (irq<8) { - mask = ~(1 << irq); + if (d->irq<8) { + mask = ~(1 << d->irq); cached_irq_mask[0] &= mask; outb(cached_irq_mask[0],0x21); } else { - mask = ~(1 << (irq-8)); + mask = ~(1 << (d->irq-8)); cached_irq_mask[1] &= mask; outb(cached_irq_mask[1],0xA1); } } -static void shark_ack_8259A_irq(unsigned int irq){} +static void shark_ack_8259A_irq(struct irq_data *d){} static irqreturn_t bogus_int(int irq, void *dev_id) { @@ -69,10 +69,10 @@ static irqreturn_t bogus_int(int irq, void *dev_id) static struct irqaction cascade; static struct irq_chip fb_chip = { - .name = "XT-PIC", - .ack = shark_ack_8259A_irq, - .mask = shark_disable_8259A_irq, - .unmask = shark_enable_8259A_irq, + .name = "XT-PIC", + .irq_ack = shark_ack_8259A_irq, + .irq_mask = shark_disable_8259A_irq, + .irq_unmask = shark_enable_8259A_irq, }; void __init shark_init_irq(void) diff --git a/arch/arm/mach-stmp378x/stmp378x.c b/arch/arm/mach-stmp378x/stmp378x.c index ddd49a7..c2f9fe04 100644 --- a/arch/arm/mach-stmp378x/stmp378x.c +++ b/arch/arm/mach-stmp378x/stmp378x.c @@ -47,7 +47,7 @@ /* * IRQ handling */ -static void stmp378x_ack_irq(unsigned int irq) +static void stmp378x_ack_irq(struct irq_data *d) { /* Tell ICOLL to release IRQ line */ __raw_writel(0, REGS_ICOLL_BASE + HW_ICOLL_VECTOR); @@ -60,24 +60,24 @@ static void stmp378x_ack_irq(unsigned int irq) (void)__raw_readl(REGS_ICOLL_BASE + HW_ICOLL_STAT); } -static void stmp378x_mask_irq(unsigned int irq) +static void stmp378x_mask_irq(struct irq_data *d) { /* IRQ disable */ stmp3xxx_clearl(BM_ICOLL_INTERRUPTn_ENABLE, - REGS_ICOLL_BASE + HW_ICOLL_INTERRUPTn + irq * 0x10); + REGS_ICOLL_BASE + HW_ICOLL_INTERRUPTn + d->irq * 0x10); } -static void stmp378x_unmask_irq(unsigned int irq) +static void stmp378x_unmask_irq(struct irq_data *d) { /* IRQ enable */ stmp3xxx_setl(BM_ICOLL_INTERRUPTn_ENABLE, - REGS_ICOLL_BASE + HW_ICOLL_INTERRUPTn + irq * 0x10); + REGS_ICOLL_BASE + HW_ICOLL_INTERRUPTn + d->irq * 0x10); } static struct irq_chip stmp378x_chip = { - .ack = stmp378x_ack_irq, - .mask = stmp378x_mask_irq, - .unmask = stmp378x_unmask_irq, + .irq_ack = stmp378x_ack_irq, + .irq_mask = stmp378x_mask_irq, + .irq_unmask = stmp378x_unmask_irq, }; void __init stmp378x_init_irq(void) diff --git a/arch/arm/mach-stmp37xx/stmp37xx.c b/arch/arm/mach-stmp37xx/stmp37xx.c index 8c7d6fb..a9aed06 100644 --- a/arch/arm/mach-stmp37xx/stmp37xx.c +++ b/arch/arm/mach-stmp37xx/stmp37xx.c @@ -43,11 +43,11 @@ /* * IRQ handling */ -static void stmp37xx_ack_irq(unsigned int irq) +static void stmp37xx_ack_irq(struct irq_data *d) { /* Disable IRQ */ - stmp3xxx_clearl(0x04 << ((irq % 4) * 8), - REGS_ICOLL_BASE + HW_ICOLL_PRIORITYn + irq / 4 * 0x10); + stmp3xxx_clearl(0x04 << ((d->irq % 4) * 8), + REGS_ICOLL_BASE + HW_ICOLL_PRIORITYn + d->irq / 4 * 0x10); /* ACK current interrupt */ __raw_writel(1, REGS_ICOLL_BASE + HW_ICOLL_LEVELACK); @@ -56,24 +56,24 @@ static void stmp37xx_ack_irq(unsigned int irq) (void)__raw_readl(REGS_ICOLL_BASE + HW_ICOLL_STAT); } -static void stmp37xx_mask_irq(unsigned int irq) +static void stmp37xx_mask_irq(struct irq_data *d) { /* IRQ disable */ - stmp3xxx_clearl(0x04 << ((irq % 4) * 8), - REGS_ICOLL_BASE + HW_ICOLL_PRIORITYn + irq / 4 * 0x10); + stmp3xxx_clearl(0x04 << ((d->irq % 4) * 8), + REGS_ICOLL_BASE + HW_ICOLL_PRIORITYn + d->irq / 4 * 0x10); } -static void stmp37xx_unmask_irq(unsigned int irq) +static void stmp37xx_unmask_irq(struct irq_data *d) { /* IRQ enable */ - stmp3xxx_setl(0x04 << ((irq % 4) * 8), - REGS_ICOLL_BASE + HW_ICOLL_PRIORITYn + irq / 4 * 0x10); + stmp3xxx_setl(0x04 << ((d->irq % 4) * 8), + REGS_ICOLL_BASE + HW_ICOLL_PRIORITYn + d->irq / 4 * 0x10); } static struct irq_chip stmp37xx_chip = { - .ack = stmp37xx_ack_irq, - .mask = stmp37xx_mask_irq, - .unmask = stmp37xx_unmask_irq, + .irq_ack = stmp37xx_ack_irq, + .irq_mask = stmp37xx_mask_irq, + .irq_unmask = stmp37xx_unmask_irq, }; void __init stmp37xx_init_irq(void) diff --git a/arch/arm/mach-tcc8k/irq.c b/arch/arm/mach-tcc8k/irq.c index 34575c4..aa9231f 100644 --- a/arch/arm/mach-tcc8k/irq.c +++ b/arch/arm/mach-tcc8k/irq.c @@ -18,65 +18,65 @@ #include "common.h" /* Disable IRQ */ -static void tcc8000_mask_ack_irq0(unsigned int irq) +static void tcc8000_mask_ack_irq0(struct irq_data *d) { - PIC0_IEN &= ~(1 << irq); - PIC0_CREQ |= (1 << irq); + PIC0_IEN &= ~(1 << d->irq); + PIC0_CREQ |= (1 << d->irq); } -static void tcc8000_mask_ack_irq1(unsigned int irq) +static void tcc8000_mask_ack_irq1(struct irq_data *d) { - PIC1_IEN &= ~(1 << (irq - 32)); - PIC1_CREQ |= (1 << (irq - 32)); + PIC1_IEN &= ~(1 << (d->irq - 32)); + PIC1_CREQ |= (1 << (d->irq - 32)); } -static void tcc8000_mask_irq0(unsigned int irq) +static void tcc8000_mask_irq0(struct irq_data *d) { - PIC0_IEN &= ~(1 << irq); + PIC0_IEN &= ~(1 << d->irq); } -static void tcc8000_mask_irq1(unsigned int irq) +static void tcc8000_mask_irq1(struct irq_data *d) { - PIC1_IEN &= ~(1 << (irq - 32)); + PIC1_IEN &= ~(1 << (d->irq - 32)); } -static void tcc8000_ack_irq0(unsigned int irq) +static void tcc8000_ack_irq0(struct irq_data *d) { - PIC0_CREQ |= (1 << irq); + PIC0_CREQ |= (1 << d->irq); } -static void tcc8000_ack_irq1(unsigned int irq) +static void tcc8000_ack_irq1(struct irq_data *d) { - PIC1_CREQ |= (1 << (irq - 32)); + PIC1_CREQ |= (1 << (d->irq - 32)); } /* Enable IRQ */ -static void tcc8000_unmask_irq0(unsigned int irq) +static void tcc8000_unmask_irq0(struct irq_data *d) { - PIC0_IEN |= (1 << irq); - PIC0_INTOEN |= (1 << irq); + PIC0_IEN |= (1 << d->irq); + PIC0_INTOEN |= (1 << d->irq); } -static void tcc8000_unmask_irq1(unsigned int irq) +static void tcc8000_unmask_irq1(struct irq_data *d) { - PIC1_IEN |= (1 << (irq - 32)); - PIC1_INTOEN |= (1 << (irq - 32)); + PIC1_IEN |= (1 << (d->irq - 32)); + PIC1_INTOEN |= (1 << (d->irq - 32)); } static struct irq_chip tcc8000_irq_chip0 = { .name = "tcc_irq0", - .mask = tcc8000_mask_irq0, - .ack = tcc8000_ack_irq0, - .mask_ack = tcc8000_mask_ack_irq0, - .unmask = tcc8000_unmask_irq0, + .irq_mask = tcc8000_mask_irq0, + .irq_ack = tcc8000_ack_irq0, + .irq_mask_ack = tcc8000_mask_ack_irq0, + .irq_unmask = tcc8000_unmask_irq0, }; static struct irq_chip tcc8000_irq_chip1 = { .name = "tcc_irq1", - .mask = tcc8000_mask_irq1, - .ack = tcc8000_ack_irq1, - .mask_ack = tcc8000_mask_ack_irq1, - .unmask = tcc8000_unmask_irq1, + .irq_mask = tcc8000_mask_irq1, + .irq_ack = tcc8000_ack_irq1, + .irq_mask_ack = tcc8000_mask_ack_irq1, + .irq_unmask = tcc8000_unmask_irq1, }; void __init tcc8k_init_irq(void) diff --git a/arch/arm/mach-tegra/gpio.c b/arch/arm/mach-tegra/gpio.c index 0775265..bd06620 100644 --- a/arch/arm/mach-tegra/gpio.c +++ b/arch/arm/mach-tegra/gpio.c @@ -142,31 +142,31 @@ static struct gpio_chip tegra_gpio_chip = { .ngpio = TEGRA_NR_GPIOS, }; -static void tegra_gpio_irq_ack(unsigned int irq) +static void tegra_gpio_irq_ack(struct irq_data *d) { - int gpio = irq - INT_GPIO_BASE; + int gpio = d->irq - INT_GPIO_BASE; __raw_writel(1 << GPIO_BIT(gpio), GPIO_INT_CLR(gpio)); } -static void tegra_gpio_irq_mask(unsigned int irq) +static void tegra_gpio_irq_mask(struct irq_data *d) { - int gpio = irq - INT_GPIO_BASE; + int gpio = d->irq - INT_GPIO_BASE; tegra_gpio_mask_write(GPIO_MSK_INT_ENB(gpio), gpio, 0); } -static void tegra_gpio_irq_unmask(unsigned int irq) +static void tegra_gpio_irq_unmask(struct irq_data *d) { - int gpio = irq - INT_GPIO_BASE; + int gpio = d->irq - INT_GPIO_BASE; tegra_gpio_mask_write(GPIO_MSK_INT_ENB(gpio), gpio, 1); } -static int tegra_gpio_irq_set_type(unsigned int irq, unsigned int type) +static int tegra_gpio_irq_set_type(struct irq_data *d, unsigned int type) { - int gpio = irq - INT_GPIO_BASE; - struct tegra_gpio_bank *bank = get_irq_chip_data(irq); + int gpio = d->irq - INT_GPIO_BASE; + struct tegra_gpio_bank *bank = irq_data_get_irq_chip_data(d); int port = GPIO_PORT(gpio); int lvl_type; int val; @@ -221,7 +221,7 @@ static void tegra_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) int pin; int unmasked = 0; - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); bank = get_irq_data(irq); @@ -240,7 +240,7 @@ static void tegra_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) */ if (lvl & (0x100 << pin)) { unmasked = 1; - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } generic_handle_irq(gpio_to_irq(gpio + pin)); @@ -248,7 +248,7 @@ static void tegra_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) } if (!unmasked) - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } @@ -316,21 +316,21 @@ void tegra_gpio_suspend(void) local_irq_restore(flags); } -static int tegra_gpio_wake_enable(unsigned int irq, unsigned int enable) +static int tegra_gpio_wake_enable(struct irq_data *d, unsigned int enable) { - struct tegra_gpio_bank *bank = get_irq_chip_data(irq); + struct tegra_gpio_bank *bank = irq_data_get_irq_chip_data(d); return set_irq_wake(bank->irq, enable); } #endif static struct irq_chip tegra_gpio_irq_chip = { .name = "GPIO", - .ack = tegra_gpio_irq_ack, - .mask = tegra_gpio_irq_mask, - .unmask = tegra_gpio_irq_unmask, - .set_type = tegra_gpio_irq_set_type, + .irq_ack = tegra_gpio_irq_ack, + .irq_mask = tegra_gpio_irq_mask, + .irq_unmask = tegra_gpio_irq_unmask, + .irq_set_type = tegra_gpio_irq_set_type, #ifdef CONFIG_PM - .set_wake = tegra_gpio_wake_enable, + .irq_set_wake = tegra_gpio_wake_enable, #endif }; diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c index a5cb1ce..f329404 100644 --- a/arch/arm/mach-tegra/hotplug.c +++ b/arch/arm/mach-tegra/hotplug.c @@ -26,10 +26,10 @@ static inline void cpu_enter_lowpower(void) * Turn off coherency */ " mrc p15, 0, %0, c1, c0, 1\n" - " bic %0, %0, %2\n" + " bic %0, %0, #0x20\n" " mcr p15, 0, %0, c1, c0, 1\n" " mrc p15, 0, %0, c1, c0, 0\n" - " bic %0, %0, #0x04\n" + " bic %0, %0, %2\n" " mcr p15, 0, %0, c1, c0, 0\n" : "=&r" (v) : "r" (0), "Ir" (CR_C) diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c index 5407de0..de7dfad 100644 --- a/arch/arm/mach-tegra/irq.c +++ b/arch/arm/mach-tegra/irq.c @@ -46,30 +46,30 @@ #define ICTLR_COP_IER_CLR 0x38 #define ICTLR_COP_IEP_CLASS 0x3c -static void (*gic_mask_irq)(unsigned int irq); -static void (*gic_unmask_irq)(unsigned int irq); +static void (*gic_mask_irq)(struct irq_data *d); +static void (*gic_unmask_irq)(struct irq_data *d); #define irq_to_ictlr(irq) (((irq)-32) >> 5) static void __iomem *tegra_ictlr_base = IO_ADDRESS(TEGRA_PRIMARY_ICTLR_BASE); #define ictlr_to_virt(ictlr) (tegra_ictlr_base + (ictlr)*0x100) -static void tegra_mask(unsigned int irq) +static void tegra_mask(struct irq_data *d) { - void __iomem *addr = ictlr_to_virt(irq_to_ictlr(irq)); - gic_mask_irq(irq); - writel(1<<(irq&31), addr+ICTLR_CPU_IER_CLR); + void __iomem *addr = ictlr_to_virt(irq_to_ictlr(d->irq)); + gic_mask_irq(d); + writel(1<<(d->irq&31), addr+ICTLR_CPU_IER_CLR); } -static void tegra_unmask(unsigned int irq) +static void tegra_unmask(struct irq_data *d) { - void __iomem *addr = ictlr_to_virt(irq_to_ictlr(irq)); - gic_unmask_irq(irq); - writel(1<<(irq&31), addr+ICTLR_CPU_IER_SET); + void __iomem *addr = ictlr_to_virt(irq_to_ictlr(d->irq)); + gic_unmask_irq(d); + writel(1<<(d->irq&31), addr+ICTLR_CPU_IER_SET); } #ifdef CONFIG_PM -static int tegra_set_wake(unsigned int irq, unsigned int on) +static int tegra_set_wake(struct irq_data *d, unsigned int on) { return 0; } @@ -77,10 +77,10 @@ static int tegra_set_wake(unsigned int irq, unsigned int on) static struct irq_chip tegra_irq = { .name = "PPI", - .mask = tegra_mask, - .unmask = tegra_unmask, + .irq_mask = tegra_mask, + .irq_unmask = tegra_unmask, #ifdef CONFIG_PM - .set_wake = tegra_set_wake, + .irq_set_wake = tegra_set_wake, #endif }; @@ -98,11 +98,11 @@ void __init tegra_init_irq(void) IO_ADDRESS(TEGRA_ARM_PERIF_BASE + 0x100)); gic = get_irq_chip(29); - gic_unmask_irq = gic->unmask; - gic_mask_irq = gic->mask; - tegra_irq.ack = gic->ack; + gic_unmask_irq = gic->irq_unmask; + gic_mask_irq = gic->irq_mask; + tegra_irq.irq_ack = gic->irq_ack; #ifdef CONFIG_SMP - tegra_irq.set_affinity = gic->set_affinity; + tegra_irq.irq_set_affinity = gic->irq_set_affinity; #endif for (i = INT_PRI_BASE; i < INT_GPIO_BASE; i++) { diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index 13a83e4..136c32e 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -63,23 +63,25 @@ #define VA_VIC_BASE __io_address(VERSATILE_VIC_BASE) #define VA_SIC_BASE __io_address(VERSATILE_SIC_BASE) -static void sic_mask_irq(unsigned int irq) +static void sic_mask_irq(struct irq_data *d) { - irq -= IRQ_SIC_START; + unsigned int irq = d->irq - IRQ_SIC_START; + writel(1 << irq, VA_SIC_BASE + SIC_IRQ_ENABLE_CLEAR); } -static void sic_unmask_irq(unsigned int irq) +static void sic_unmask_irq(struct irq_data *d) { - irq -= IRQ_SIC_START; + unsigned int irq = d->irq - IRQ_SIC_START; + writel(1 << irq, VA_SIC_BASE + SIC_IRQ_ENABLE_SET); } static struct irq_chip sic_chip = { - .name = "SIC", - .ack = sic_mask_irq, - .mask = sic_mask_irq, - .unmask = sic_unmask_irq, + .name = "SIC", + .irq_ack = sic_mask_irq, + .irq_mask = sic_mask_irq, + .irq_unmask = sic_unmask_irq, }; static void diff --git a/arch/arm/mach-w90x900/irq.c b/arch/arm/mach-w90x900/irq.c index 0ce9d8e..9c35010 100644 --- a/arch/arm/mach-w90x900/irq.c +++ b/arch/arm/mach-w90x900/irq.c @@ -92,15 +92,15 @@ static void nuc900_group_enable(struct group_irq *gpirq, int enable) __raw_writel(regval, REG_AIC_GEN); } -static void nuc900_irq_mask(unsigned int irq) +static void nuc900_irq_mask(struct irq_data *d) { struct group_irq *group_irq; group_irq = NULL; - __raw_writel(1 << irq, REG_AIC_MDCR); + __raw_writel(1 << d->irq, REG_AIC_MDCR); - switch (irq) { + switch (d->irq) { case IRQ_GROUP0: group_irq = &group_nirq0; break; @@ -143,20 +143,20 @@ static void nuc900_irq_mask(unsigned int irq) * to REG_AIC_EOSCR for ACK */ -static void nuc900_irq_ack(unsigned int irq) +static void nuc900_irq_ack(struct irq_data *d) { __raw_writel(0x01, REG_AIC_EOSCR); } -static void nuc900_irq_unmask(unsigned int irq) +static void nuc900_irq_unmask(struct irq_data *d) { struct group_irq *group_irq; group_irq = NULL; - __raw_writel(1 << irq, REG_AIC_MECR); + __raw_writel(1 << d->irq, REG_AIC_MECR); - switch (irq) { + switch (d->irq) { case IRQ_GROUP0: group_irq = &group_nirq0; break; @@ -195,9 +195,9 @@ static void nuc900_irq_unmask(unsigned int irq) } static struct irq_chip nuc900_irq_chip = { - .ack = nuc900_irq_ack, - .mask = nuc900_irq_mask, - .unmask = nuc900_irq_unmask, + .irq_ack = nuc900_irq_ack, + .irq_mask = nuc900_irq_mask, + .irq_unmask = nuc900_irq_unmask, }; void __init nuc900_init_irq(void) diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index fcc1e62..9d30c6f 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -644,7 +644,7 @@ config ARM_THUMBEE config SWP_EMULATE bool "Emulate SWP/SWPB instructions" - depends on CPU_V7 + depends on CPU_V7 && !CPU_V6 select HAVE_PROC_CPU if PROC_FS default y if SMP help diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 6b48e0a..4771dba 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -577,7 +577,7 @@ EXPORT_SYMBOL(dma_map_sg); * dma_unmap_sg - unmap a set of SG buffers mapped by dma_map_sg * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices * @sg: list of buffers - * @nents: number of buffers to unmap (returned from dma_map_sg) + * @nents: number of buffers to unmap (same as was passed to dma_map_sg) * @dir: DMA transfer direction (same as was passed to dma_map_sg) * * Unmap a set of streaming mode DMA translations. Again, CPU access diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index b49fab2..0c1172b 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -159,7 +159,9 @@ ENTRY(cpu_v7_set_pte_ext) tstne r1, #L_PTE_PRESENT moveq r3, #0 - str r3, [r0, #2048]! + ARM( str r3, [r0, #2048]! ) + THUMB( add r0, r0, #2048 ) + THUMB( str r3, [r0] ) mcr p15, 0, r0, c7, c10, 1 @ flush_pte #endif mov pc, lr diff --git a/arch/arm/plat-mxc/3ds_debugboard.c b/arch/arm/plat-mxc/3ds_debugboard.c index 639c54a..c856fa3 100644 --- a/arch/arm/plat-mxc/3ds_debugboard.c +++ b/arch/arm/plat-mxc/3ds_debugboard.c @@ -60,7 +60,6 @@ #define EXPIO_INT_BUTTON_B (MXC_BOARD_IRQ_START + 4) static void __iomem *brd_io; -static void expio_ack_irq(u32 irq); static struct resource smsc911x_resources[] = { { @@ -93,7 +92,8 @@ static void mxc_expio_irq_handler(u32 irq, struct irq_desc *desc) u32 int_valid; u32 expio_irq; - desc->chip->mask(irq); /* irq = gpio irq number */ + /* irq = gpio irq number */ + desc->irq_data.chip->irq_mask(&desc->irq_data); imr_val = __raw_readw(brd_io + INTR_MASK_REG); int_valid = __raw_readw(brd_io + INTR_STATUS_REG) & ~imr_val; @@ -110,37 +110,37 @@ static void mxc_expio_irq_handler(u32 irq, struct irq_desc *desc) d->handle_irq(expio_irq, d); } - desc->chip->ack(irq); - desc->chip->unmask(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } /* * Disable an expio pin's interrupt by setting the bit in the imr. * Irq is an expio virtual irq number */ -static void expio_mask_irq(u32 irq) +static void expio_mask_irq(struct irq_data *d) { u16 reg; - u32 expio = MXC_IRQ_TO_EXPIO(irq); + u32 expio = MXC_IRQ_TO_EXPIO(d->irq); reg = __raw_readw(brd_io + INTR_MASK_REG); reg |= (1 << expio); __raw_writew(reg, brd_io + INTR_MASK_REG); } -static void expio_ack_irq(u32 irq) +static void expio_ack_irq(struct irq_data *d) { - u32 expio = MXC_IRQ_TO_EXPIO(irq); + u32 expio = MXC_IRQ_TO_EXPIO(d->irq); __raw_writew(1 << expio, brd_io + INTR_RESET_REG); __raw_writew(0, brd_io + INTR_RESET_REG); - expio_mask_irq(irq); + expio_mask_irq(d); } -static void expio_unmask_irq(u32 irq) +static void expio_unmask_irq(struct irq_data *d) { u16 reg; - u32 expio = MXC_IRQ_TO_EXPIO(irq); + u32 expio = MXC_IRQ_TO_EXPIO(d->irq); reg = __raw_readw(brd_io + INTR_MASK_REG); reg &= ~(1 << expio); @@ -148,9 +148,9 @@ static void expio_unmask_irq(u32 irq) } static struct irq_chip expio_irq_chip = { - .ack = expio_ack_irq, - .mask = expio_mask_irq, - .unmask = expio_unmask_irq, + .irq_ack = expio_ack_irq, + .irq_mask = expio_mask_irq, + .irq_unmask = expio_unmask_irq, }; int __init mxc_expio_init(u32 base, u32 p_irq) diff --git a/arch/arm/plat-mxc/avic.c b/arch/arm/plat-mxc/avic.c index 9a4e8a2..deb284b 100644 --- a/arch/arm/plat-mxc/avic.c +++ b/arch/arm/plat-mxc/avic.c @@ -89,22 +89,22 @@ static int avic_set_irq_fiq(unsigned int irq, unsigned int type) #endif /* CONFIG_FIQ */ /* Disable interrupt number "irq" in the AVIC */ -static void mxc_mask_irq(unsigned int irq) +static void mxc_mask_irq(struct irq_data *d) { - __raw_writel(irq, avic_base + AVIC_INTDISNUM); + __raw_writel(d->irq, avic_base + AVIC_INTDISNUM); } /* Enable interrupt number "irq" in the AVIC */ -static void mxc_unmask_irq(unsigned int irq) +static void mxc_unmask_irq(struct irq_data *d) { - __raw_writel(irq, avic_base + AVIC_INTENNUM); + __raw_writel(d->irq, avic_base + AVIC_INTENNUM); } static struct mxc_irq_chip mxc_avic_chip = { .base = { - .ack = mxc_mask_irq, - .mask = mxc_mask_irq, - .unmask = mxc_unmask_irq, + .irq_ack = mxc_mask_irq, + .irq_mask = mxc_mask_irq, + .irq_unmask = mxc_unmask_irq, }, #ifdef CONFIG_MXC_IRQ_PRIOR .set_priority = avic_irq_set_priority, diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index 2537166..b9ab1d5 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -1,6 +1,6 @@ config IMX_HAVE_PLATFORM_FEC bool - default y if ARCH_MX25 || SOC_IMX27 || SOC_IMX35 || SOC_IMX51 + default y if ARCH_MX25 || SOC_IMX27 || SOC_IMX35 || SOC_IMX51 || SOC_IMX53 config IMX_HAVE_PLATFORM_FLEXCAN select HAVE_CAN_FLEXCAN if CAN diff --git a/arch/arm/plat-mxc/devices/platform-fec.c b/arch/arm/plat-mxc/devices/platform-fec.c index 269ec78..b50c351 100644 --- a/arch/arm/plat-mxc/devices/platform-fec.c +++ b/arch/arm/plat-mxc/devices/platform-fec.c @@ -36,6 +36,11 @@ const struct imx_fec_data imx51_fec_data __initconst = imx_fec_data_entry_single(MX51); #endif +#ifdef CONFIG_SOC_IMX53 +const struct imx_fec_data imx53_fec_data __initconst = + imx_fec_data_entry_single(MX53); +#endif + struct platform_device *__init imx_add_fec( const struct imx_fec_data *data, const struct fec_platform_data *pdata) diff --git a/arch/arm/plat-mxc/devices/platform-imx-i2c.c b/arch/arm/plat-mxc/devices/platform-imx-i2c.c index 72ba880..7ba94e1 100644 --- a/arch/arm/plat-mxc/devices/platform-imx-i2c.c +++ b/arch/arm/plat-mxc/devices/platform-imx-i2c.c @@ -78,6 +78,15 @@ const struct imx_imx_i2c_data imx51_imx_i2c_data[] __initconst = { }; #endif /* ifdef CONFIG_SOC_IMX51 */ +#ifdef CONFIG_SOC_IMX53 +const struct imx_imx_i2c_data imx53_imx_i2c_data[] __initconst = { +#define imx53_imx_i2c_data_entry(_id, _hwid) \ + imx_imx_i2c_data_entry(MX53, _id, _hwid, SZ_4K) + imx53_imx_i2c_data_entry(0, 1), + imx53_imx_i2c_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX51 */ + struct platform_device *__init imx_add_imx_i2c( const struct imx_imx_i2c_data *data, const struct imxi2c_platform_data *pdata) diff --git a/arch/arm/plat-mxc/devices/platform-imx-keypad.c b/arch/arm/plat-mxc/devices/platform-imx-keypad.c index 40238f0..2636611 100644 --- a/arch/arm/plat-mxc/devices/platform-imx-keypad.c +++ b/arch/arm/plat-mxc/devices/platform-imx-keypad.c @@ -41,6 +41,11 @@ const struct imx_imx_keypad_data imx35_imx_keypad_data __initconst = imx_imx_keypad_data_entry_single(MX35, SZ_16); #endif /* ifdef CONFIG_SOC_IMX35 */ +#ifdef CONFIG_SOC_IMX51 +const struct imx_imx_keypad_data imx51_imx_keypad_data __initconst = + imx_imx_keypad_data_entry_single(MX51, SZ_16); +#endif /* ifdef CONFIG_SOC_IMX51 */ + struct platform_device *__init imx_add_imx_keypad( const struct imx_imx_keypad_data *data, const struct matrix_keymap_data *pdata) diff --git a/arch/arm/plat-mxc/devices/platform-mxc_pwm.c b/arch/arm/plat-mxc/devices/platform-mxc_pwm.c index 3d8ebdb..b0c4ae2 100644 --- a/arch/arm/plat-mxc/devices/platform-mxc_pwm.c +++ b/arch/arm/plat-mxc/devices/platform-mxc_pwm.c @@ -40,6 +40,15 @@ const struct imx_mxc_pwm_data imx27_mxc_pwm_data __initconst = imx_mxc_pwm_data_entry_single(MX27, 0, , SZ_4K); #endif /* ifdef CONFIG_SOC_IMX27 */ +#ifdef CONFIG_SOC_IMX51 +const struct imx_mxc_pwm_data imx51_mxc_pwm_data[] __initconst = { +#define imx51_mxc_pwm_data_entry(_id, _hwid) \ + imx_mxc_pwm_data_entry(MX51, _id, _hwid, SZ_16K) + imx51_mxc_pwm_data_entry(0, 1), + imx51_mxc_pwm_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX51 */ + struct platform_device *__init imx_add_mxc_pwm( const struct imx_mxc_pwm_data *data) { diff --git a/arch/arm/plat-mxc/devices/platform-sdhci-esdhc-imx.c b/arch/arm/plat-mxc/devices/platform-sdhci-esdhc-imx.c index b352564..6b2940b 100644 --- a/arch/arm/plat-mxc/devices/platform-sdhci-esdhc-imx.c +++ b/arch/arm/plat-mxc/devices/platform-sdhci-esdhc-imx.c @@ -53,6 +53,18 @@ imx51_sdhci_esdhc_imx_data[] __initconst = { }; #endif /* ifdef CONFIG_SOC_IMX51 */ +#ifdef CONFIG_SOC_IMX53 +const struct imx_sdhci_esdhc_imx_data +imx53_sdhci_esdhc_imx_data[] __initconst = { +#define imx53_sdhci_esdhc_imx_data_entry(_id, _hwid) \ + imx_sdhci_esdhc_imx_data_entry(MX53, _id, _hwid) + imx53_sdhci_esdhc_imx_data_entry(0, 1), + imx53_sdhci_esdhc_imx_data_entry(1, 2), + imx53_sdhci_esdhc_imx_data_entry(2, 3), + imx53_sdhci_esdhc_imx_data_entry(3, 4), +}; +#endif /* ifdef CONFIG_SOC_IMX53 */ + struct platform_device *__init imx_add_sdhci_esdhc_imx( const struct imx_sdhci_esdhc_imx_data *data, const struct esdhc_platform_data *pdata) diff --git a/arch/arm/plat-mxc/devices/platform-spi_imx.c b/arch/arm/plat-mxc/devices/platform-spi_imx.c index 8ea49ad..013c85f 100644 --- a/arch/arm/plat-mxc/devices/platform-spi_imx.c +++ b/arch/arm/plat-mxc/devices/platform-spi_imx.c @@ -81,6 +81,18 @@ const struct imx_spi_imx_data imx51_ecspi_data[] __initconst = { }; #endif /* ifdef CONFIG_SOC_IMX51 */ +#ifdef CONFIG_SOC_IMX53 +const struct imx_spi_imx_data imx53_cspi_data __initconst = + imx_spi_imx_data_entry_single(MX53, CSPI, "imx53-cspi", 0, , SZ_4K); + +const struct imx_spi_imx_data imx53_ecspi_data[] __initconst = { +#define imx53_ecspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX53, ECSPI, "imx53-ecspi", _id, _hwid, SZ_4K) + imx53_ecspi_data_entry(0, 1), + imx53_ecspi_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX53 */ + struct platform_device *__init imx_add_spi_imx( const struct imx_spi_imx_data *data, const struct spi_imx_master *pdata) diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c index bc2c7bc..d17b3c9 100644 --- a/arch/arm/plat-mxc/gpio.c +++ b/arch/arm/plat-mxc/gpio.c @@ -63,29 +63,29 @@ static void _set_gpio_irqenable(struct mxc_gpio_port *port, u32 index, __raw_writel(l, port->base + GPIO_IMR); } -static void gpio_ack_irq(u32 irq) +static void gpio_ack_irq(struct irq_data *d) { - u32 gpio = irq_to_gpio(irq); + u32 gpio = irq_to_gpio(d->irq); _clear_gpio_irqstatus(&mxc_gpio_ports[gpio / 32], gpio & 0x1f); } -static void gpio_mask_irq(u32 irq) +static void gpio_mask_irq(struct irq_data *d) { - u32 gpio = irq_to_gpio(irq); + u32 gpio = irq_to_gpio(d->irq); _set_gpio_irqenable(&mxc_gpio_ports[gpio / 32], gpio & 0x1f, 0); } -static void gpio_unmask_irq(u32 irq) +static void gpio_unmask_irq(struct irq_data *d) { - u32 gpio = irq_to_gpio(irq); + u32 gpio = irq_to_gpio(d->irq); _set_gpio_irqenable(&mxc_gpio_ports[gpio / 32], gpio & 0x1f, 1); } static int mxc_gpio_get(struct gpio_chip *chip, unsigned offset); -static int gpio_set_irq_type(u32 irq, u32 type) +static int gpio_set_irq_type(struct irq_data *d, u32 type) { - u32 gpio = irq_to_gpio(irq); + u32 gpio = irq_to_gpio(d->irq); struct mxc_gpio_port *port = &mxc_gpio_ports[gpio / 32]; u32 bit, val; int edge; @@ -211,9 +211,9 @@ static void mx2_gpio_irq_handler(u32 irq, struct irq_desc *desc) * @param enable enable as wake-up if equal to non-zero * @return This function returns 0 on success. */ -static int gpio_set_wake_irq(u32 irq, u32 enable) +static int gpio_set_wake_irq(struct irq_data *d, u32 enable) { - u32 gpio = irq_to_gpio(irq); + u32 gpio = irq_to_gpio(d->irq); u32 gpio_idx = gpio & 0x1F; struct mxc_gpio_port *port = &mxc_gpio_ports[gpio / 32]; @@ -233,11 +233,11 @@ static int gpio_set_wake_irq(u32 irq, u32 enable) } static struct irq_chip gpio_irq_chip = { - .ack = gpio_ack_irq, - .mask = gpio_mask_irq, - .unmask = gpio_unmask_irq, - .set_type = gpio_set_irq_type, - .set_wake = gpio_set_wake_irq, + .irq_ack = gpio_ack_irq, + .irq_mask = gpio_mask_irq, + .irq_unmask = gpio_unmask_irq, + .irq_set_type = gpio_set_irq_type, + .irq_set_wake = gpio_set_wake_irq, }; static void _set_gpio_direction(struct gpio_chip *chip, unsigned offset, diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx53.h b/arch/arm/plat-mxc/include/mach/iomux-mx53.h index 5deee01..68e11d7 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx53.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx53.h @@ -34,7 +34,6 @@ typedef enum iomux_config { IOMUX_CONFIG_ALT6, IOMUX_CONFIG_ALT7, IOMUX_CONFIG_GPIO, /* added to help user use GPIO mode */ - IOMUX_CONFIG_SION = 0x1 << 4, /* LOOPBACK:MUX SION bit */ } iomux_pin_cfg_t; /* These 2 defines are for pins that may not have a mux register, but could @@ -135,6 +134,9 @@ typedef enum iomux_config { #define MX53_PAD_EIM_D16__GPIO_3_16 IOMUX_PAD(0x460, 0x118,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) #define MX53_PAD_EIM_D17__GPIO_3_17 IOMUX_PAD(0x464, 0x11C,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) #define MX53_PAD_EIM_D18__GPIO_3_18 IOMUX_PAD(0x468, 0x120,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) +#define MX53_PAD_EIM_D16__CSPI1_SCLK IOMUX_PAD(0x460, 0x118,IOMUX_CONFIG_ALT4, 0x79c, 3, NO_PAD_CTRL) +#define MX53_PAD_EIM_D17__CSPI1_MISO IOMUX_PAD(0x464, 0x11C,IOMUX_CONFIG_ALT4, 0x7a0, 3, NO_PAD_CTRL) +#define MX53_PAD_EIM_D18__CSPI1_MOSI IOMUX_PAD(0x468, 0x120,IOMUX_CONFIG_ALT4, 0x7a4, 3, NO_PAD_CTRL) #define MX53_PAD_EIM_D19__GPIO_3_19 IOMUX_PAD(0x46C, 0x124,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) #define MX53_PAD_EIM_D20__GPIO_3_20 IOMUX_PAD(0x470, 0x128,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) #define MX53_PAD_EIM_D21__GPIO_3_21 IOMUX_PAD(0x474, 0x12C,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) diff --git a/arch/arm/plat-mxc/include/mach/iomux-v3.h b/arch/arm/plat-mxc/include/mach/iomux-v3.h index 2277b01..82620af 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-v3.h +++ b/arch/arm/plat-mxc/include/mach/iomux-v3.h @@ -105,6 +105,7 @@ typedef u64 iomux_v3_cfg_t; #define PAD_CTL_SRE_FAST (1 << 0) #define PAD_CTL_SRE_SLOW (0 << 0) +#define IOMUX_CONFIG_SION (0x1 << 4) #define MX51_NUM_GPIO_PORT 4 diff --git a/arch/arm/plat-mxc/include/mach/mx51.h b/arch/arm/plat-mxc/include/mach/mx51.h index 873807f..1eb339e 100644 --- a/arch/arm/plat-mxc/include/mach/mx51.h +++ b/arch/arm/plat-mxc/include/mach/mx51.h @@ -301,8 +301,8 @@ #define MX51_MXC_INT_GPIO4_HIGH 57 #define MX51_MXC_INT_WDOG1 58 #define MX51_MXC_INT_WDOG2 59 -#define MX51_MXC_INT_KPP 60 -#define MX51_MXC_INT_PWM1 61 +#define MX51_INT_KPP 60 +#define MX51_INT_PWM1 61 #define MX51_INT_I2C1 62 #define MX51_INT_I2C2 63 #define MX51_MXC_INT_HS_I2C 64 @@ -335,7 +335,7 @@ #define MX51_MXC_INT_SPDIF 91 #define MX51_MXC_INT_TVE 92 #define MX51_MXC_INT_FIRI 93 -#define MX51_MXC_INT_PWM2 94 +#define MX51_INT_PWM2 94 #define MX51_MXC_INT_SLIM_EXP 95 #define MX51_INT_SSI3 96 #define MX51_MXC_INT_EMI_BOOT 97 diff --git a/arch/arm/plat-mxc/include/mach/mx53.h b/arch/arm/plat-mxc/include/mach/mx53.h index 9577cdb..d7a8e52 100644 --- a/arch/arm/plat-mxc/include/mach/mx53.h +++ b/arch/arm/plat-mxc/include/mach/mx53.h @@ -53,13 +53,13 @@ #define MX53_SPBA0_BASE_ADDR 0x50000000 #define MX53_SPBA0_SIZE SZ_1M -#define MX53_MMC_SDHC1_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00004000) -#define MX53_MMC_SDHC2_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00008000) +#define MX53_ESDHC1_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00004000) +#define MX53_ESDHC2_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00008000) #define MX53_UART3_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x0000C000) -#define MX53_CSPI1_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00010000) +#define MX53_ECSPI1_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00010000) #define MX53_SSI2_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00014000) -#define MX53_MMC_SDHC3_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00020000) -#define MX53_MMC_SDHC4_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00024000) +#define MX53_ESDHC3_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00020000) +#define MX53_ESDHC4_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00024000) #define MX53_SPDIF_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00028000) #define MX53_ASRC_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x0002C000) #define MX53_ATA_DMA_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00030000) @@ -117,12 +117,12 @@ #define MX53_ARM_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000A0000) #define MX53_OWIRE_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000A4000) #define MX53_FIRI_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000A8000) -#define MX53_CSPI2_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000AC000) +#define MX53_ECSPI2_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000AC000) #define MX53_SDMA_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000B0000) #define MX53_SCC_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000B4000) #define MX53_ROMCP_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000B8000) #define MX53_RTIC_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000BC000) -#define MX53_CSPI3_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C0000) +#define MX53_CSPI_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C0000) #define MX53_I2C2_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C4000) #define MX53_I2C1_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C8000) #define MX53_SSI1_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000CC000) @@ -136,7 +136,7 @@ #define MX53_MIPI_HSC_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000DC000) #define MX53_MLB_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000E4000) #define MX53_SSI3_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000E8000) -#define MX53_MXC_FEC_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000EC000) +#define MX53_FEC_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000EC000) #define MX53_TVE_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000F0000) #define MX53_VPU_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000F4000) #define MX53_SAHARA_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000F8000) @@ -229,10 +229,10 @@ * Interrupt numbers */ #define MX53_INT_RESV0 0 -#define MX53_INT_MMC_SDHC1 1 -#define MX53_INT_MMC_SDHC2 2 -#define MX53_INT_MMC_SDHC3 3 -#define MX53_INT_MMC_SDHC4 4 +#define MX53_INT_ESDHC1 1 +#define MX53_INT_ESDHC2 2 +#define MX53_INT_ESDHC3 3 +#define MX53_INT_ESDHC4 4 #define MX53_INT_RESV5 5 #define MX53_INT_SDMA 6 #define MX53_INT_IOMUX 7 @@ -264,8 +264,8 @@ #define MX53_INT_UART3 33 #define MX53_INT_RESV34 34 #define MX53_INT_RESV35 35 -#define MX53_INT_CSPI1 36 -#define MX53_INT_CSPI2 37 +#define MX53_INT_ECSPI1 36 +#define MX53_INT_ECSPI2 37 #define MX53_INT_CSPI 38 #define MX53_INT_GPT 39 #define MX53_INT_EPIT1 40 diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c index c36f263..7a61ef8 100644 --- a/arch/arm/plat-mxc/pwm.c +++ b/arch/arm/plat-mxc/pwm.c @@ -57,7 +57,7 @@ int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) if (pwm == NULL || period_ns == 0 || duty_ns > period_ns) return -EINVAL; - if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25()) { + if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25() || cpu_is_mx51()) { unsigned long long c; unsigned long period_cycles, duty_cycles, prescale; u32 cr; diff --git a/arch/arm/plat-mxc/tzic.c b/arch/arm/plat-mxc/tzic.c index e69ed8a..bc3a6be 100644 --- a/arch/arm/plat-mxc/tzic.c +++ b/arch/arm/plat-mxc/tzic.c @@ -69,50 +69,50 @@ static int tzic_set_irq_fiq(unsigned int irq, unsigned int type) #endif /** - * tzic_mask_irq() - Disable interrupt number "irq" in the TZIC + * tzic_mask_irq() - Disable interrupt source "d" in the TZIC * - * @param irq interrupt source number + * @param d interrupt source */ -static void tzic_mask_irq(unsigned int irq) +static void tzic_mask_irq(struct irq_data *d) { int index, off; - index = irq >> 5; - off = irq & 0x1F; + index = d->irq >> 5; + off = d->irq & 0x1F; __raw_writel(1 << off, tzic_base + TZIC_ENCLEAR0(index)); } /** - * tzic_unmask_irq() - Enable interrupt number "irq" in the TZIC + * tzic_unmask_irq() - Enable interrupt source "d" in the TZIC * - * @param irq interrupt source number + * @param d interrupt source */ -static void tzic_unmask_irq(unsigned int irq) +static void tzic_unmask_irq(struct irq_data *d) { int index, off; - index = irq >> 5; - off = irq & 0x1F; + index = d->irq >> 5; + off = d->irq & 0x1F; __raw_writel(1 << off, tzic_base + TZIC_ENSET0(index)); } static unsigned int wakeup_intr[4]; /** - * tzic_set_wake_irq() - Set interrupt number "irq" in the TZIC as a wake-up source. + * tzic_set_wake_irq() - Set interrupt source "d" in the TZIC as a wake-up source. * - * @param irq interrupt source number + * @param d interrupt source * @param enable enable as wake-up if equal to non-zero * disble as wake-up if equal to zero * * @return This function returns 0 on success. */ -static int tzic_set_wake_irq(unsigned int irq, unsigned int enable) +static int tzic_set_wake_irq(struct irq_data *d, unsigned int enable) { unsigned int index, off; - index = irq >> 5; - off = irq & 0x1F; + index = d->irq >> 5; + off = d->irq & 0x1F; if (index > 3) return -EINVAL; @@ -128,10 +128,10 @@ static int tzic_set_wake_irq(unsigned int irq, unsigned int enable) static struct mxc_irq_chip mxc_tzic_chip = { .base = { .name = "MXC_TZIC", - .ack = tzic_mask_irq, - .mask = tzic_mask_irq, - .unmask = tzic_unmask_irq, - .set_wake = tzic_set_wake_irq, + .irq_ack = tzic_mask_irq, + .irq_mask = tzic_mask_irq, + .irq_unmask = tzic_unmask_irq, + .irq_set_wake = tzic_set_wake_irq, }, #ifdef CONFIG_FIQ .set_irq_fiq = tzic_set_irq_fiq, diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c index eda4e3a..1e88ecb 100644 --- a/arch/arm/plat-nomadik/gpio.c +++ b/arch/arm/plat-nomadik/gpio.c @@ -356,13 +356,13 @@ static inline int nmk_gpio_get_bitmask(int gpio) return 1 << (gpio % 32); } -static void nmk_gpio_irq_ack(unsigned int irq) +static void nmk_gpio_irq_ack(struct irq_data *d) { int gpio; struct nmk_gpio_chip *nmk_chip; - gpio = NOMADIK_IRQ_TO_GPIO(irq); - nmk_chip = get_irq_chip_data(irq); + gpio = NOMADIK_IRQ_TO_GPIO(d->irq); + nmk_chip = irq_data_get_irq_chip_data(d); if (!nmk_chip) return; writel(nmk_gpio_get_bitmask(gpio), nmk_chip->addr + NMK_GPIO_IC); @@ -401,7 +401,7 @@ static void __nmk_gpio_irq_modify(struct nmk_gpio_chip *nmk_chip, } } -static int nmk_gpio_irq_modify(unsigned int irq, enum nmk_gpio_irq_type which, +static int nmk_gpio_irq_modify(struct irq_data *d, enum nmk_gpio_irq_type which, bool enable) { int gpio; @@ -409,8 +409,8 @@ static int nmk_gpio_irq_modify(unsigned int irq, enum nmk_gpio_irq_type which, unsigned long flags; u32 bitmask; - gpio = NOMADIK_IRQ_TO_GPIO(irq); - nmk_chip = get_irq_chip_data(irq); + gpio = NOMADIK_IRQ_TO_GPIO(d->irq); + nmk_chip = irq_data_get_irq_chip_data(d); bitmask = nmk_gpio_get_bitmask(gpio); if (!nmk_chip) return -EINVAL; @@ -422,24 +422,24 @@ static int nmk_gpio_irq_modify(unsigned int irq, enum nmk_gpio_irq_type which, return 0; } -static void nmk_gpio_irq_mask(unsigned int irq) +static void nmk_gpio_irq_mask(struct irq_data *d) { - nmk_gpio_irq_modify(irq, NORMAL, false); + nmk_gpio_irq_modify(d, NORMAL, false); } -static void nmk_gpio_irq_unmask(unsigned int irq) +static void nmk_gpio_irq_unmask(struct irq_data *d) { - nmk_gpio_irq_modify(irq, NORMAL, true); + nmk_gpio_irq_modify(d, NORMAL, true); } -static int nmk_gpio_irq_set_wake(unsigned int irq, unsigned int on) +static int nmk_gpio_irq_set_wake(struct irq_data *d, unsigned int on) { struct nmk_gpio_chip *nmk_chip; unsigned long flags; int gpio; - gpio = NOMADIK_IRQ_TO_GPIO(irq); - nmk_chip = get_irq_chip_data(irq); + gpio = NOMADIK_IRQ_TO_GPIO(d->irq); + nmk_chip = irq_data_get_irq_chip_data(d); if (!nmk_chip) return -EINVAL; @@ -457,9 +457,9 @@ static int nmk_gpio_irq_set_wake(unsigned int irq, unsigned int on) return 0; } -static int nmk_gpio_irq_set_type(unsigned int irq, unsigned int type) +static int nmk_gpio_irq_set_type(struct irq_data *d, unsigned int type) { - struct irq_desc *desc = irq_to_desc(irq); + struct irq_desc *desc = irq_to_desc(d->irq); bool enabled = !(desc->status & IRQ_DISABLED); bool wake = desc->wake_depth; int gpio; @@ -467,8 +467,8 @@ static int nmk_gpio_irq_set_type(unsigned int irq, unsigned int type) unsigned long flags; u32 bitmask; - gpio = NOMADIK_IRQ_TO_GPIO(irq); - nmk_chip = get_irq_chip_data(irq); + gpio = NOMADIK_IRQ_TO_GPIO(d->irq); + nmk_chip = irq_data_get_irq_chip_data(d); bitmask = nmk_gpio_get_bitmask(gpio); if (!nmk_chip) return -EINVAL; @@ -507,11 +507,11 @@ static int nmk_gpio_irq_set_type(unsigned int irq, unsigned int type) static struct irq_chip nmk_gpio_irq_chip = { .name = "Nomadik-GPIO", - .ack = nmk_gpio_irq_ack, - .mask = nmk_gpio_irq_mask, - .unmask = nmk_gpio_irq_unmask, - .set_type = nmk_gpio_irq_set_type, - .set_wake = nmk_gpio_irq_set_wake, + .irq_ack = nmk_gpio_irq_ack, + .irq_mask = nmk_gpio_irq_mask, + .irq_unmask = nmk_gpio_irq_unmask, + .irq_set_type = nmk_gpio_irq_set_type, + .irq_set_wake = nmk_gpio_irq_set_wake, }; static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) @@ -522,12 +522,12 @@ static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) u32 pending; unsigned int first_irq; - if (host_chip->mask_ack) - host_chip->mask_ack(irq); + if (host_chip->irq_mask_ack) + host_chip->irq_mask_ack(&desc->irq_data); else { - host_chip->mask(irq); - if (host_chip->ack) - host_chip->ack(irq); + host_chip->irq_mask(&desc->irq_data); + if (host_chip->irq_ack) + host_chip->irq_ack(&desc->irq_data); } nmk_chip = get_irq_data(irq); @@ -537,7 +537,7 @@ static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) generic_handle_irq(gpio_irq); } - host_chip->unmask(irq); + host_chip->irq_unmask(&desc->irq_data); } static int nmk_gpio_init_irq(struct nmk_gpio_chip *nmk_chip) diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index 1f98e0b..971d186 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -718,7 +718,7 @@ static int _set_gpio_triggering(struct gpio_bank *bank, int gpio, int trigger) case METHOD_GPIO_24XX: case METHOD_GPIO_44XX: set_24xx_gpio_triggering(bank, gpio, trigger); - break; + return 0; #endif default: goto bad; @@ -729,17 +729,17 @@ bad: return -EINVAL; } -static int gpio_irq_type(unsigned irq, unsigned type) +static int gpio_irq_type(struct irq_data *d, unsigned type) { struct gpio_bank *bank; unsigned gpio; int retval; unsigned long flags; - if (!cpu_class_is_omap2() && irq > IH_MPUIO_BASE) - gpio = OMAP_MPUIO(irq - IH_MPUIO_BASE); + if (!cpu_class_is_omap2() && d->irq > IH_MPUIO_BASE) + gpio = OMAP_MPUIO(d->irq - IH_MPUIO_BASE); else - gpio = irq - IH_GPIO_BASE; + gpio = d->irq - IH_GPIO_BASE; if (check_gpio(gpio) < 0) return -EINVAL; @@ -752,19 +752,21 @@ static int gpio_irq_type(unsigned irq, unsigned type) && (type & (IRQ_TYPE_LEVEL_LOW|IRQ_TYPE_LEVEL_HIGH))) return -EINVAL; - bank = get_irq_chip_data(irq); + bank = irq_data_get_irq_chip_data(d); spin_lock_irqsave(&bank->lock, flags); retval = _set_gpio_triggering(bank, get_gpio_index(gpio), type); if (retval == 0) { - irq_desc[irq].status &= ~IRQ_TYPE_SENSE_MASK; - irq_desc[irq].status |= type; + struct irq_desc *desc = irq_to_desc(d->irq); + + desc->status &= ~IRQ_TYPE_SENSE_MASK; + desc->status |= type; } spin_unlock_irqrestore(&bank->lock, flags); if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) - __set_irq_handler_unlocked(irq, handle_level_irq); + __set_irq_handler_unlocked(d->irq, handle_level_irq); else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)) - __set_irq_handler_unlocked(irq, handle_edge_irq); + __set_irq_handler_unlocked(d->irq, handle_edge_irq); return retval; } @@ -1021,15 +1023,15 @@ static void _reset_gpio(struct gpio_bank *bank, int gpio) } /* Use disable_irq_wake() and enable_irq_wake() functions from drivers */ -static int gpio_wake_enable(unsigned int irq, unsigned int enable) +static int gpio_wake_enable(struct irq_data *d, unsigned int enable) { - unsigned int gpio = irq - IH_GPIO_BASE; + unsigned int gpio = d->irq - IH_GPIO_BASE; struct gpio_bank *bank; int retval; if (check_gpio(gpio) < 0) return -ENODEV; - bank = get_irq_chip_data(irq); + bank = irq_data_get_irq_chip_data(d); retval = _set_gpio_wakeup(bank, get_gpio_index(gpio), enable); return retval; @@ -1142,7 +1144,7 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) u32 retrigger = 0; int unmasked = 0; - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); bank = get_irq_data(irq); #ifdef CONFIG_ARCH_OMAP1 @@ -1199,7 +1201,7 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) configured, we could unmask GPIO bank interrupt immediately */ if (!level_mask && !unmasked) { unmasked = 1; - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } isr |= retrigger; @@ -1235,41 +1237,40 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) interrupt */ exit: if (!unmasked) - desc->chip->unmask(irq); - + desc->irq_data.chip->irq_unmask(&desc->irq_data); } -static void gpio_irq_shutdown(unsigned int irq) +static void gpio_irq_shutdown(struct irq_data *d) { - unsigned int gpio = irq - IH_GPIO_BASE; - struct gpio_bank *bank = get_irq_chip_data(irq); + unsigned int gpio = d->irq - IH_GPIO_BASE; + struct gpio_bank *bank = irq_data_get_irq_chip_data(d); _reset_gpio(bank, gpio); } -static void gpio_ack_irq(unsigned int irq) +static void gpio_ack_irq(struct irq_data *d) { - unsigned int gpio = irq - IH_GPIO_BASE; - struct gpio_bank *bank = get_irq_chip_data(irq); + unsigned int gpio = d->irq - IH_GPIO_BASE; + struct gpio_bank *bank = irq_data_get_irq_chip_data(d); _clear_gpio_irqstatus(bank, gpio); } -static void gpio_mask_irq(unsigned int irq) +static void gpio_mask_irq(struct irq_data *d) { - unsigned int gpio = irq - IH_GPIO_BASE; - struct gpio_bank *bank = get_irq_chip_data(irq); + unsigned int gpio = d->irq - IH_GPIO_BASE; + struct gpio_bank *bank = irq_data_get_irq_chip_data(d); _set_gpio_irqenable(bank, gpio, 0); _set_gpio_triggering(bank, get_gpio_index(gpio), IRQ_TYPE_NONE); } -static void gpio_unmask_irq(unsigned int irq) +static void gpio_unmask_irq(struct irq_data *d) { - unsigned int gpio = irq - IH_GPIO_BASE; - struct gpio_bank *bank = get_irq_chip_data(irq); + unsigned int gpio = d->irq - IH_GPIO_BASE; + struct gpio_bank *bank = irq_data_get_irq_chip_data(d); unsigned int irq_mask = 1 << get_gpio_index(gpio); - struct irq_desc *desc = irq_to_desc(irq); + struct irq_desc *desc = irq_to_desc(d->irq); u32 trigger = desc->status & IRQ_TYPE_SENSE_MASK; if (trigger) @@ -1287,12 +1288,12 @@ static void gpio_unmask_irq(unsigned int irq) static struct irq_chip gpio_irq_chip = { .name = "GPIO", - .shutdown = gpio_irq_shutdown, - .ack = gpio_ack_irq, - .mask = gpio_mask_irq, - .unmask = gpio_unmask_irq, - .set_type = gpio_irq_type, - .set_wake = gpio_wake_enable, + .irq_shutdown = gpio_irq_shutdown, + .irq_ack = gpio_ack_irq, + .irq_mask = gpio_mask_irq, + .irq_unmask = gpio_unmask_irq, + .irq_set_type = gpio_irq_type, + .irq_set_wake = gpio_wake_enable, }; /*---------------------------------------------------------------------*/ @@ -1301,36 +1302,36 @@ static struct irq_chip gpio_irq_chip = { /* MPUIO uses the always-on 32k clock */ -static void mpuio_ack_irq(unsigned int irq) +static void mpuio_ack_irq(struct irq_data *d) { /* The ISR is reset automatically, so do nothing here. */ } -static void mpuio_mask_irq(unsigned int irq) +static void mpuio_mask_irq(struct irq_data *d) { - unsigned int gpio = OMAP_MPUIO(irq - IH_MPUIO_BASE); - struct gpio_bank *bank = get_irq_chip_data(irq); + unsigned int gpio = OMAP_MPUIO(d->irq - IH_MPUIO_BASE); + struct gpio_bank *bank = irq_data_get_irq_chip_data(d); _set_gpio_irqenable(bank, gpio, 0); } -static void mpuio_unmask_irq(unsigned int irq) +static void mpuio_unmask_irq(struct irq_data *d) { - unsigned int gpio = OMAP_MPUIO(irq - IH_MPUIO_BASE); - struct gpio_bank *bank = get_irq_chip_data(irq); + unsigned int gpio = OMAP_MPUIO(d->irq - IH_MPUIO_BASE); + struct gpio_bank *bank = irq_data_get_irq_chip_data(d); _set_gpio_irqenable(bank, gpio, 1); } static struct irq_chip mpuio_irq_chip = { .name = "MPUIO", - .ack = mpuio_ack_irq, - .mask = mpuio_mask_irq, - .unmask = mpuio_unmask_irq, - .set_type = gpio_irq_type, + .irq_ack = mpuio_ack_irq, + .irq_mask = mpuio_mask_irq, + .irq_unmask = mpuio_unmask_irq, + .irq_set_type = gpio_irq_type, #ifdef CONFIG_ARCH_OMAP16XX /* REVISIT: assuming only 16xx supports MPUIO wake events */ - .set_wake = gpio_wake_enable, + .irq_set_wake = gpio_wake_enable, #endif }; @@ -1671,7 +1672,9 @@ static void __init omap_gpio_chip_init(struct gpio_bank *bank) for (j = bank->virtual_irq_start; j < bank->virtual_irq_start + bank_width; j++) { - lockdep_set_class(&irq_desc[j].lock, &gpio_lock_class); + struct irq_desc *d = irq_to_desc(j); + + lockdep_set_class(&d->lock, &gpio_lock_class); set_irq_chip_data(j, bank); if (bank_is_mpuio(bank)) set_irq_chip(j, &mpuio_irq_chip); diff --git a/arch/arm/plat-omap/include/plat/voltage.h b/arch/arm/plat-omap/include/plat/voltage.h index 0ff1233..5bd204e 100644 --- a/arch/arm/plat-omap/include/plat/voltage.h +++ b/arch/arm/plat-omap/include/plat/voltage.h @@ -14,6 +14,8 @@ #ifndef __ARCH_ARM_MACH_OMAP2_VOLTAGE_H #define __ARCH_ARM_MACH_OMAP2_VOLTAGE_H +#include <linux/err.h> + #define VOLTSCALE_VPFORCEUPDATE 1 #define VOLTSCALE_VCBYPASS 2 @@ -65,9 +67,6 @@ struct voltagedomain { char *name; }; -/* API to get the voltagedomain pointer */ -struct voltagedomain *omap_voltage_domain_lookup(char *name); - /** * struct omap_volt_data - Omap voltage specific data. * @voltage_nominal: The possible voltage value in uV @@ -131,16 +130,26 @@ int omap_voltage_register_pmic(struct voltagedomain *voltdm, struct omap_volt_pmic_info *pmic_info); void omap_change_voltscale_method(struct voltagedomain *voltdm, int voltscale_method); +/* API to get the voltagedomain pointer */ +struct voltagedomain *omap_voltage_domain_lookup(char *name); + int omap_voltage_late_init(void); #else static inline int omap_voltage_register_pmic(struct voltagedomain *voltdm, - struct omap_volt_pmic_info *pmic_info) {} + struct omap_volt_pmic_info *pmic_info) +{ + return -EINVAL; +} static inline void omap_change_voltscale_method(struct voltagedomain *voltdm, int voltscale_method) {} static inline int omap_voltage_late_init(void) { return -EINVAL; } +static inline struct voltagedomain *omap_voltage_domain_lookup(char *name) +{ + return ERR_PTR(-EINVAL); +} #endif #endif diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index e814803..5f35223 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -232,20 +232,19 @@ EXPORT_SYMBOL(orion_gpio_set_blink); * polarity LEVEL mask * ****************************************************************************/ - -static void gpio_irq_ack(u32 irq) +static void gpio_irq_ack(struct irq_data *d) { - int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK; + int type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK; if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { - int pin = irq_to_gpio(irq); + int pin = irq_to_gpio(d->irq); writel(~(1 << (pin & 31)), GPIO_EDGE_CAUSE(pin)); } } -static void gpio_irq_mask(u32 irq) +static void gpio_irq_mask(struct irq_data *d) { - int pin = irq_to_gpio(irq); - int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK; + int pin = irq_to_gpio(d->irq); + int type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK; u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ? GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin); u32 u = readl(reg); @@ -253,10 +252,10 @@ static void gpio_irq_mask(u32 irq) writel(u, reg); } -static void gpio_irq_unmask(u32 irq) +static void gpio_irq_unmask(struct irq_data *d) { - int pin = irq_to_gpio(irq); - int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK; + int pin = irq_to_gpio(d->irq); + int type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK; u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ? GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin); u32 u = readl(reg); @@ -264,20 +263,20 @@ static void gpio_irq_unmask(u32 irq) writel(u, reg); } -static int gpio_irq_set_type(u32 irq, u32 type) +static int gpio_irq_set_type(struct irq_data *d, u32 type) { - int pin = irq_to_gpio(irq); + int pin = irq_to_gpio(d->irq); struct irq_desc *desc; u32 u; u = readl(GPIO_IO_CONF(pin)) & (1 << (pin & 31)); if (!u) { printk(KERN_ERR "orion gpio_irq_set_type failed " - "(irq %d, pin %d).\n", irq, pin); + "(irq %d, pin %d).\n", d->irq, pin); return -EINVAL; } - desc = irq_desc + irq; + desc = irq_desc + d->irq; /* * Set edge/level type. @@ -287,7 +286,7 @@ static int gpio_irq_set_type(u32 irq, u32 type) } else if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) { desc->handle_irq = handle_level_irq; } else { - printk(KERN_ERR "failed to set irq=%d (type=%d)\n", irq, type); + printk(KERN_ERR "failed to set irq=%d (type=%d)\n", d->irq, type); return -EINVAL; } @@ -325,10 +324,10 @@ static int gpio_irq_set_type(u32 irq, u32 type) struct irq_chip orion_gpio_irq_chip = { .name = "orion_gpio_irq", - .ack = gpio_irq_ack, - .mask = gpio_irq_mask, - .unmask = gpio_irq_unmask, - .set_type = gpio_irq_set_type, + .irq_ack = gpio_irq_ack, + .irq_mask = gpio_irq_mask, + .irq_unmask = gpio_irq_unmask, + .irq_set_type = gpio_irq_set_type, }; void orion_gpio_irq_handler(int pinoff) diff --git a/arch/arm/plat-orion/irq.c b/arch/arm/plat-orion/irq.c index 3f9d34f..7d0c7eb 100644 --- a/arch/arm/plat-orion/irq.c +++ b/arch/arm/plat-orion/irq.c @@ -14,31 +14,31 @@ #include <linux/io.h> #include <plat/irq.h> -static void orion_irq_mask(u32 irq) +static void orion_irq_mask(struct irq_data *d) { - void __iomem *maskaddr = get_irq_chip_data(irq); + void __iomem *maskaddr = irq_data_get_irq_chip_data(d); u32 mask; mask = readl(maskaddr); - mask &= ~(1 << (irq & 31)); + mask &= ~(1 << (d->irq & 31)); writel(mask, maskaddr); } -static void orion_irq_unmask(u32 irq) +static void orion_irq_unmask(struct irq_data *d) { - void __iomem *maskaddr = get_irq_chip_data(irq); + void __iomem *maskaddr = irq_data_get_irq_chip_data(d); u32 mask; mask = readl(maskaddr); - mask |= 1 << (irq & 31); + mask |= 1 << (d->irq & 31); writel(mask, maskaddr); } static struct irq_chip orion_irq_chip = { .name = "orion_irq", - .mask = orion_irq_mask, - .mask_ack = orion_irq_mask, - .unmask = orion_irq_unmask, + .irq_mask = orion_irq_mask, + .irq_mask_ack = orion_irq_mask, + .irq_unmask = orion_irq_unmask, }; void __init orion_irq_init(unsigned int irq_start, void __iomem *maskaddr) diff --git a/arch/arm/plat-pxa/gpio.c b/arch/arm/plat-pxa/gpio.c index 98548c6..e7de6ae 100644 --- a/arch/arm/plat-pxa/gpio.c +++ b/arch/arm/plat-pxa/gpio.c @@ -155,10 +155,10 @@ static inline void update_edge_detect(struct pxa_gpio_chip *c) __raw_writel(gfer, c->regbase + GFER_OFFSET); } -static int pxa_gpio_irq_type(unsigned int irq, unsigned int type) +static int pxa_gpio_irq_type(struct irq_data *d, unsigned int type) { struct pxa_gpio_chip *c; - int gpio = irq_to_gpio(irq); + int gpio = irq_to_gpio(d->irq); unsigned long gpdr, mask = GPIO_bit(gpio); c = gpio_to_chip(gpio); @@ -195,7 +195,7 @@ static int pxa_gpio_irq_type(unsigned int irq, unsigned int type) update_edge_detect(c); - pr_debug("%s: IRQ%d (GPIO%d) - edge%s%s\n", __func__, irq, gpio, + pr_debug("%s: IRQ%d (GPIO%d) - edge%s%s\n", __func__, d->irq, gpio, ((type & IRQ_TYPE_EDGE_RISING) ? " rising" : ""), ((type & IRQ_TYPE_EDGE_FALLING) ? " falling" : "")); return 0; @@ -227,17 +227,17 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc) } while (loop); } -static void pxa_ack_muxed_gpio(unsigned int irq) +static void pxa_ack_muxed_gpio(struct irq_data *d) { - int gpio = irq_to_gpio(irq); + int gpio = irq_to_gpio(d->irq); struct pxa_gpio_chip *c = gpio_to_chip(gpio); __raw_writel(GPIO_bit(gpio), c->regbase + GEDR_OFFSET); } -static void pxa_mask_muxed_gpio(unsigned int irq) +static void pxa_mask_muxed_gpio(struct irq_data *d) { - int gpio = irq_to_gpio(irq); + int gpio = irq_to_gpio(d->irq); struct pxa_gpio_chip *c = gpio_to_chip(gpio); uint32_t grer, gfer; @@ -249,9 +249,9 @@ static void pxa_mask_muxed_gpio(unsigned int irq) __raw_writel(gfer, c->regbase + GFER_OFFSET); } -static void pxa_unmask_muxed_gpio(unsigned int irq) +static void pxa_unmask_muxed_gpio(struct irq_data *d) { - int gpio = irq_to_gpio(irq); + int gpio = irq_to_gpio(d->irq); struct pxa_gpio_chip *c = gpio_to_chip(gpio); c->irq_mask |= GPIO_bit(gpio); @@ -260,10 +260,10 @@ static void pxa_unmask_muxed_gpio(unsigned int irq) static struct irq_chip pxa_muxed_gpio_chip = { .name = "GPIO", - .ack = pxa_ack_muxed_gpio, - .mask = pxa_mask_muxed_gpio, - .unmask = pxa_unmask_muxed_gpio, - .set_type = pxa_gpio_irq_type, + .irq_ack = pxa_ack_muxed_gpio, + .irq_mask = pxa_mask_muxed_gpio, + .irq_unmask = pxa_unmask_muxed_gpio, + .irq_set_type = pxa_gpio_irq_type, }; void __init pxa_init_gpio(int mux_irq, int start, int end, set_wake_t fn) @@ -291,7 +291,7 @@ void __init pxa_init_gpio(int mux_irq, int start, int end, set_wake_t fn) /* Install handler for GPIO>=2 edge detect interrupts */ set_irq_chained_handler(mux_irq, pxa_gpio_demux_handler); - pxa_muxed_gpio_chip.set_wake = fn; + pxa_muxed_gpio_chip.irq_set_wake = fn; } #ifdef CONFIG_PM diff --git a/arch/arm/plat-pxa/include/plat/gpio.h b/arch/arm/plat-pxa/include/plat/gpio.h index 44248cb..1ddd2b9 100644 --- a/arch/arm/plat-pxa/include/plat/gpio.h +++ b/arch/arm/plat-pxa/include/plat/gpio.h @@ -1,6 +1,8 @@ #ifndef __PLAT_GPIO_H #define __PLAT_GPIO_H +struct irq_data; + /* * We handle the GPIOs by banks, each bank covers up to 32 GPIOs with * one set of registers. The register offsets are organized below: @@ -56,7 +58,7 @@ static inline void gpio_set_value(unsigned gpio, int value) */ extern int pxa_last_gpio; -typedef int (*set_wake_t)(unsigned int irq, unsigned int on); +typedef int (*set_wake_t)(struct irq_data *d, unsigned int on); extern void pxa_init_gpio(int mux_irq, int start, int end, set_wake_t fn); #endif /* __PLAT_GPIO_H */ diff --git a/arch/arm/plat-s3c24xx/devs.c b/arch/arm/plat-s3c24xx/devs.c index 8a42bc4..268f3ed 100644 --- a/arch/arm/plat-s3c24xx/devs.c +++ b/arch/arm/plat-s3c24xx/devs.c @@ -194,7 +194,6 @@ void __init s3c24xx_ts_set_platdata(struct s3c2410_ts_mach_info *hard_s3c2410ts_ memcpy(&s3c2410ts_info, hard_s3c2410ts_info, sizeof(struct s3c2410_ts_mach_info)); s3c_device_ts.dev.platform_data = &s3c2410ts_info; } -EXPORT_SYMBOL(s3c24xx_ts_set_platdata); /* USB Device (Gadget)*/ diff --git a/arch/arm/plat-s3c24xx/include/plat/irq.h b/arch/arm/plat-s3c24xx/include/plat/irq.h index 69e1be8..ec087d6 100644 --- a/arch/arm/plat-s3c24xx/include/plat/irq.h +++ b/arch/arm/plat-s3c24xx/include/plat/irq.h @@ -107,9 +107,9 @@ s3c_irqsub_ack(unsigned int irqno, unsigned int parentmask, unsigned int group) /* exported for use in arch/arm/mach-s3c2410 */ #ifdef CONFIG_PM -extern int s3c_irq_wake(unsigned int irqno, unsigned int state); +extern int s3c_irq_wake(struct irq_data *data, unsigned int state); #else #define s3c_irq_wake NULL #endif -extern int s3c_irqext_type(unsigned int irq, unsigned int type); +extern int s3c_irqext_type(struct irq_data *d, unsigned int type); diff --git a/arch/arm/plat-s3c24xx/irq-pm.c b/arch/arm/plat-s3c24xx/irq-pm.c index ea8dea3..c3624d8 100644 --- a/arch/arm/plat-s3c24xx/irq-pm.c +++ b/arch/arm/plat-s3c24xx/irq-pm.c @@ -15,11 +15,14 @@ #include <linux/module.h> #include <linux/interrupt.h> #include <linux/sysdev.h> +#include <linux/irq.h> #include <plat/cpu.h> #include <plat/pm.h> #include <plat/irq.h> +#include <asm/irq.h> + /* state for IRQs over sleep */ /* default is to allow for EINT0..EINT15, and IRQ_RTC as wakeup sources @@ -30,15 +33,15 @@ unsigned long s3c_irqwake_intallow = 1L << (IRQ_RTC - IRQ_EINT0) | 0xfL; unsigned long s3c_irqwake_eintallow = 0x0000fff0L; -int s3c_irq_wake(unsigned int irqno, unsigned int state) +int s3c_irq_wake(struct irq_data *data, unsigned int state) { - unsigned long irqbit = 1 << (irqno - IRQ_EINT0); + unsigned long irqbit = 1 << (data->irq - IRQ_EINT0); if (!(s3c_irqwake_intallow & irqbit)) return -ENOENT; printk(KERN_INFO "wake %s for irq %d\n", - state ? "enabled" : "disabled", irqno); + state ? "enabled" : "disabled", data->irq); if (!state) s3c_irqwake_intmask |= irqbit; diff --git a/arch/arm/plat-s3c24xx/irq.c b/arch/arm/plat-s3c24xx/irq.c index ad0d44e..4434cb5 100644 --- a/arch/arm/plat-s3c24xx/irq.c +++ b/arch/arm/plat-s3c24xx/irq.c @@ -34,30 +34,29 @@ #include <plat/irq.h> static void -s3c_irq_mask(unsigned int irqno) +s3c_irq_mask(struct irq_data *data) { + unsigned int irqno = data->irq - IRQ_EINT0; unsigned long mask; - irqno -= IRQ_EINT0; - mask = __raw_readl(S3C2410_INTMSK); mask |= 1UL << irqno; __raw_writel(mask, S3C2410_INTMSK); } static inline void -s3c_irq_ack(unsigned int irqno) +s3c_irq_ack(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); __raw_writel(bitval, S3C2410_SRCPND); __raw_writel(bitval, S3C2410_INTPND); } static inline void -s3c_irq_maskack(unsigned int irqno) +s3c_irq_maskack(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); unsigned long mask; mask = __raw_readl(S3C2410_INTMSK); @@ -69,8 +68,9 @@ s3c_irq_maskack(unsigned int irqno) static void -s3c_irq_unmask(unsigned int irqno) +s3c_irq_unmask(struct irq_data *data) { + unsigned int irqno = data->irq; unsigned long mask; if (irqno != IRQ_TIMER4 && irqno != IRQ_EINT8t23) @@ -85,40 +85,39 @@ s3c_irq_unmask(unsigned int irqno) struct irq_chip s3c_irq_level_chip = { .name = "s3c-level", - .ack = s3c_irq_maskack, - .mask = s3c_irq_mask, - .unmask = s3c_irq_unmask, - .set_wake = s3c_irq_wake + .irq_ack = s3c_irq_maskack, + .irq_mask = s3c_irq_mask, + .irq_unmask = s3c_irq_unmask, + .irq_set_wake = s3c_irq_wake }; struct irq_chip s3c_irq_chip = { .name = "s3c", - .ack = s3c_irq_ack, - .mask = s3c_irq_mask, - .unmask = s3c_irq_unmask, - .set_wake = s3c_irq_wake + .irq_ack = s3c_irq_ack, + .irq_mask = s3c_irq_mask, + .irq_unmask = s3c_irq_unmask, + .irq_set_wake = s3c_irq_wake }; static void -s3c_irqext_mask(unsigned int irqno) +s3c_irqext_mask(struct irq_data *data) { + unsigned int irqno = data->irq - EXTINT_OFF; unsigned long mask; - irqno -= EXTINT_OFF; - mask = __raw_readl(S3C24XX_EINTMASK); mask |= ( 1UL << irqno); __raw_writel(mask, S3C24XX_EINTMASK); } static void -s3c_irqext_ack(unsigned int irqno) +s3c_irqext_ack(struct irq_data *data) { unsigned long req; unsigned long bit; unsigned long mask; - bit = 1UL << (irqno - EXTINT_OFF); + bit = 1UL << (data->irq - EXTINT_OFF); mask = __raw_readl(S3C24XX_EINTMASK); @@ -129,64 +128,57 @@ s3c_irqext_ack(unsigned int irqno) /* not sure if we should be acking the parent irq... */ - if (irqno <= IRQ_EINT7 ) { + if (data->irq <= IRQ_EINT7) { if ((req & 0xf0) == 0) - s3c_irq_ack(IRQ_EINT4t7); + s3c_irq_ack(irq_get_irq_data(IRQ_EINT4t7)); } else { if ((req >> 8) == 0) - s3c_irq_ack(IRQ_EINT8t23); + s3c_irq_ack(irq_get_irq_data(IRQ_EINT8t23)); } } static void -s3c_irqext_unmask(unsigned int irqno) +s3c_irqext_unmask(struct irq_data *data) { + unsigned int irqno = data->irq - EXTINT_OFF; unsigned long mask; - irqno -= EXTINT_OFF; - mask = __raw_readl(S3C24XX_EINTMASK); - mask &= ~( 1UL << irqno); + mask &= ~(1UL << irqno); __raw_writel(mask, S3C24XX_EINTMASK); } int -s3c_irqext_type(unsigned int irq, unsigned int type) +s3c_irqext_type(struct irq_data *data, unsigned int type) { void __iomem *extint_reg; void __iomem *gpcon_reg; unsigned long gpcon_offset, extint_offset; unsigned long newvalue = 0, value; - if ((irq >= IRQ_EINT0) && (irq <= IRQ_EINT3)) - { + if ((data->irq >= IRQ_EINT0) && (data->irq <= IRQ_EINT3)) { gpcon_reg = S3C2410_GPFCON; extint_reg = S3C24XX_EXTINT0; - gpcon_offset = (irq - IRQ_EINT0) * 2; - extint_offset = (irq - IRQ_EINT0) * 4; - } - else if ((irq >= IRQ_EINT4) && (irq <= IRQ_EINT7)) - { + gpcon_offset = (data->irq - IRQ_EINT0) * 2; + extint_offset = (data->irq - IRQ_EINT0) * 4; + } else if ((data->irq >= IRQ_EINT4) && (data->irq <= IRQ_EINT7)) { gpcon_reg = S3C2410_GPFCON; extint_reg = S3C24XX_EXTINT0; - gpcon_offset = (irq - (EXTINT_OFF)) * 2; - extint_offset = (irq - (EXTINT_OFF)) * 4; - } - else if ((irq >= IRQ_EINT8) && (irq <= IRQ_EINT15)) - { + gpcon_offset = (data->irq - (EXTINT_OFF)) * 2; + extint_offset = (data->irq - (EXTINT_OFF)) * 4; + } else if ((data->irq >= IRQ_EINT8) && (data->irq <= IRQ_EINT15)) { gpcon_reg = S3C2410_GPGCON; extint_reg = S3C24XX_EXTINT1; - gpcon_offset = (irq - IRQ_EINT8) * 2; - extint_offset = (irq - IRQ_EINT8) * 4; - } - else if ((irq >= IRQ_EINT16) && (irq <= IRQ_EINT23)) - { + gpcon_offset = (data->irq - IRQ_EINT8) * 2; + extint_offset = (data->irq - IRQ_EINT8) * 4; + } else if ((data->irq >= IRQ_EINT16) && (data->irq <= IRQ_EINT23)) { gpcon_reg = S3C2410_GPGCON; extint_reg = S3C24XX_EXTINT2; - gpcon_offset = (irq - IRQ_EINT8) * 2; - extint_offset = (irq - IRQ_EINT16) * 4; - } else + gpcon_offset = (data->irq - IRQ_EINT8) * 2; + extint_offset = (data->irq - IRQ_EINT16) * 4; + } else { return -1; + } /* Set the GPIO to external interrupt mode */ value = __raw_readl(gpcon_reg); @@ -234,20 +226,20 @@ s3c_irqext_type(unsigned int irq, unsigned int type) static struct irq_chip s3c_irqext_chip = { .name = "s3c-ext", - .mask = s3c_irqext_mask, - .unmask = s3c_irqext_unmask, - .ack = s3c_irqext_ack, - .set_type = s3c_irqext_type, - .set_wake = s3c_irqext_wake + .irq_mask = s3c_irqext_mask, + .irq_unmask = s3c_irqext_unmask, + .irq_ack = s3c_irqext_ack, + .irq_set_type = s3c_irqext_type, + .irq_set_wake = s3c_irqext_wake }; static struct irq_chip s3c_irq_eint0t4 = { .name = "s3c-ext0", - .ack = s3c_irq_ack, - .mask = s3c_irq_mask, - .unmask = s3c_irq_unmask, - .set_wake = s3c_irq_wake, - .set_type = s3c_irqext_type, + .irq_ack = s3c_irq_ack, + .irq_mask = s3c_irq_mask, + .irq_unmask = s3c_irq_unmask, + .irq_set_wake = s3c_irq_wake, + .irq_set_type = s3c_irqext_type, }; /* mask values for the parent registers for each of the interrupt types */ @@ -261,109 +253,109 @@ static struct irq_chip s3c_irq_eint0t4 = { /* UART0 */ static void -s3c_irq_uart0_mask(unsigned int irqno) +s3c_irq_uart0_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART0, 7); + s3c_irqsub_mask(data->irq, INTMSK_UART0, 7); } static void -s3c_irq_uart0_unmask(unsigned int irqno) +s3c_irq_uart0_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART0); + s3c_irqsub_unmask(data->irq, INTMSK_UART0); } static void -s3c_irq_uart0_ack(unsigned int irqno) +s3c_irq_uart0_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART0, 7); + s3c_irqsub_maskack(data->irq, INTMSK_UART0, 7); } static struct irq_chip s3c_irq_uart0 = { .name = "s3c-uart0", - .mask = s3c_irq_uart0_mask, - .unmask = s3c_irq_uart0_unmask, - .ack = s3c_irq_uart0_ack, + .irq_mask = s3c_irq_uart0_mask, + .irq_unmask = s3c_irq_uart0_unmask, + .irq_ack = s3c_irq_uart0_ack, }; /* UART1 */ static void -s3c_irq_uart1_mask(unsigned int irqno) +s3c_irq_uart1_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART1, 7 << 3); + s3c_irqsub_mask(data->irq, INTMSK_UART1, 7 << 3); } static void -s3c_irq_uart1_unmask(unsigned int irqno) +s3c_irq_uart1_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART1); + s3c_irqsub_unmask(data->irq, INTMSK_UART1); } static void -s3c_irq_uart1_ack(unsigned int irqno) +s3c_irq_uart1_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART1, 7 << 3); + s3c_irqsub_maskack(data->irq, INTMSK_UART1, 7 << 3); } static struct irq_chip s3c_irq_uart1 = { .name = "s3c-uart1", - .mask = s3c_irq_uart1_mask, - .unmask = s3c_irq_uart1_unmask, - .ack = s3c_irq_uart1_ack, + .irq_mask = s3c_irq_uart1_mask, + .irq_unmask = s3c_irq_uart1_unmask, + .irq_ack = s3c_irq_uart1_ack, }; /* UART2 */ static void -s3c_irq_uart2_mask(unsigned int irqno) +s3c_irq_uart2_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART2, 7 << 6); + s3c_irqsub_mask(data->irq, INTMSK_UART2, 7 << 6); } static void -s3c_irq_uart2_unmask(unsigned int irqno) +s3c_irq_uart2_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART2); + s3c_irqsub_unmask(data->irq, INTMSK_UART2); } static void -s3c_irq_uart2_ack(unsigned int irqno) +s3c_irq_uart2_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART2, 7 << 6); + s3c_irqsub_maskack(data->irq, INTMSK_UART2, 7 << 6); } static struct irq_chip s3c_irq_uart2 = { .name = "s3c-uart2", - .mask = s3c_irq_uart2_mask, - .unmask = s3c_irq_uart2_unmask, - .ack = s3c_irq_uart2_ack, + .irq_mask = s3c_irq_uart2_mask, + .irq_unmask = s3c_irq_uart2_unmask, + .irq_ack = s3c_irq_uart2_ack, }; /* ADC and Touchscreen */ static void -s3c_irq_adc_mask(unsigned int irqno) +s3c_irq_adc_mask(struct irq_data *d) { - s3c_irqsub_mask(irqno, INTMSK_ADCPARENT, 3 << 9); + s3c_irqsub_mask(d->irq, INTMSK_ADCPARENT, 3 << 9); } static void -s3c_irq_adc_unmask(unsigned int irqno) +s3c_irq_adc_unmask(struct irq_data *d) { - s3c_irqsub_unmask(irqno, INTMSK_ADCPARENT); + s3c_irqsub_unmask(d->irq, INTMSK_ADCPARENT); } static void -s3c_irq_adc_ack(unsigned int irqno) +s3c_irq_adc_ack(struct irq_data *d) { - s3c_irqsub_ack(irqno, INTMSK_ADCPARENT, 3 << 9); + s3c_irqsub_ack(d->irq, INTMSK_ADCPARENT, 3 << 9); } static struct irq_chip s3c_irq_adc = { .name = "s3c-adc", - .mask = s3c_irq_adc_mask, - .unmask = s3c_irq_adc_unmask, - .ack = s3c_irq_adc_ack, + .irq_mask = s3c_irq_adc_mask, + .irq_unmask = s3c_irq_adc_unmask, + .irq_ack = s3c_irq_adc_ack, }; /* irq demux for adc */ diff --git a/arch/arm/plat-s3c24xx/s3c2443-clock.c b/arch/arm/plat-s3c24xx/s3c2443-clock.c index 461f070..82f2d4a 100644 --- a/arch/arm/plat-s3c24xx/s3c2443-clock.c +++ b/arch/arm/plat-s3c24xx/s3c2443-clock.c @@ -271,7 +271,7 @@ static struct clk init_clocks[] = { .ctrlbit = S3C2443_HCLKCON_DMA5, }, { .name = "hsmmc", - .id = 0, + .id = 1, .parent = &clk_h, .enable = s3c2443_clkcon_enable_h, .ctrlbit = S3C2443_HCLKCON_HSMMC, diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig index 65dbfa8..deb3995 100644 --- a/arch/arm/plat-s5p/Kconfig +++ b/arch/arm/plat-s5p/Kconfig @@ -56,3 +56,29 @@ config S5P_DEV_ONENAND bool help Compile in platform device definition for OneNAND controller + +config S5P_DEV_CSIS0 + bool + help + Compile in platform device definitions for MIPI-CSIS channel 0 + +config S5P_DEV_CSIS1 + bool + help + Compile in platform device definitions for MIPI-CSIS channel 1 + +menuconfig S5P_SYSMMU + bool "SYSMMU support" + depends on ARCH_S5PV310 + help + This is a System MMU driver for Samsung ARM based Soc. + +if S5P_SYSMMU + +config S5P_SYSMMU_DEBUG + bool "Enables debug messages" + depends on S5P_SYSMMU + help + This enables SYSMMU driver debug massages. + +endif diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile index de65238..92efe1a 100644 --- a/arch/arm/plat-s5p/Makefile +++ b/arch/arm/plat-s5p/Makefile @@ -28,3 +28,6 @@ obj-$(CONFIG_S5P_DEV_FIMC0) += dev-fimc0.o obj-$(CONFIG_S5P_DEV_FIMC1) += dev-fimc1.o obj-$(CONFIG_S5P_DEV_FIMC2) += dev-fimc2.o obj-$(CONFIG_S5P_DEV_ONENAND) += dev-onenand.o +obj-$(CONFIG_S5P_DEV_CSIS0) += dev-csis0.o +obj-$(CONFIG_S5P_DEV_CSIS1) += dev-csis1.o +obj-$(CONFIG_S5P_SYSMMU) += sysmmu.o diff --git a/arch/arm/plat-s5p/cpu.c b/arch/arm/plat-s5p/cpu.c index 74f7f5a..047d31c 100644 --- a/arch/arm/plat-s5p/cpu.c +++ b/arch/arm/plat-s5p/cpu.c @@ -108,6 +108,11 @@ static struct map_desc s5p_iodesc[] __initdata = { .pfn = __phys_to_pfn(S3C_PA_WDT), .length = SZ_4K, .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SROMC, + .pfn = __phys_to_pfn(S5P_PA_SROMC), + .length = SZ_4K, + .type = MT_DEVICE, }, }; diff --git a/arch/arm/plat-s5p/dev-csis0.c b/arch/arm/plat-s5p/dev-csis0.c new file mode 100644 index 0000000..dfab1c8 --- /dev/null +++ b/arch/arm/plat-s5p/dev-csis0.c @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2010 Samsung Electronics + * + * S5P series device definition for MIPI-CSIS channel 0 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <mach/map.h> + +static struct resource s5p_mipi_csis0_resource[] = { + [0] = { + .start = S5P_PA_MIPI_CSIS0, + .end = S5P_PA_MIPI_CSIS0 + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_MIPI_CSIS0, + .end = IRQ_MIPI_CSIS0, + .flags = IORESOURCE_IRQ, + } +}; + +struct platform_device s5p_device_mipi_csis0 = { + .name = "s5p-mipi-csis", + .id = 0, + .num_resources = ARRAY_SIZE(s5p_mipi_csis0_resource), + .resource = s5p_mipi_csis0_resource, +}; diff --git a/arch/arm/plat-s5p/dev-csis1.c b/arch/arm/plat-s5p/dev-csis1.c new file mode 100644 index 0000000..e3053f2 --- /dev/null +++ b/arch/arm/plat-s5p/dev-csis1.c @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2010 Samsung Electronics + * + * S5P series device definition for MIPI-CSIS channel 1 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <mach/map.h> + +static struct resource s5p_mipi_csis1_resource[] = { + [0] = { + .start = S5P_PA_MIPI_CSIS1, + .end = S5P_PA_MIPI_CSIS1 + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_MIPI_CSIS1, + .end = IRQ_MIPI_CSIS1, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device s5p_device_mipi_csis1 = { + .name = "s5p-mipi-csis", + .id = 1, + .num_resources = ARRAY_SIZE(s5p_mipi_csis1_resource), + .resource = s5p_mipi_csis1_resource, +}; diff --git a/arch/arm/plat-s5p/include/plat/csis.h b/arch/arm/plat-s5p/include/plat/csis.h new file mode 100644 index 0000000..51e308c --- /dev/null +++ b/arch/arm/plat-s5p/include/plat/csis.h @@ -0,0 +1,28 @@ +/* + * Copyright (C) 2010 Samsung Electronics + * + * S5P series MIPI CSI slave device support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef PLAT_S5P_CSIS_H_ +#define PLAT_S5P_CSIS_H_ __FILE__ + +/** + * struct s5p_platform_mipi_csis - platform data for MIPI-CSIS + * @clk_rate: bus clock frequency + * @lanes: number of data lanes used + * @alignment: data alignment in bits + * @hs_settle: HS-RX settle time + */ +struct s5p_platform_mipi_csis { + unsigned long clk_rate; + u8 lanes; + u8 alignment; + u8 hs_settle; +}; + +#endif /* PLAT_S5P_CSIS_H_ */ diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h index fef353d..d973d39 100644 --- a/arch/arm/plat-s5p/include/plat/map-s5p.h +++ b/arch/arm/plat-s5p/include/plat/map-s5p.h @@ -15,6 +15,7 @@ #define S5P_VA_CHIPID S3C_ADDR(0x02000000) #define S5P_VA_CMU S3C_ADDR(0x02100000) +#define S5P_VA_PMU S3C_ADDR(0x02180000) #define S5P_VA_GPIO S3C_ADDR(0x02200000) #define S5P_VA_GPIO1 S5P_VA_GPIO #define S5P_VA_GPIO2 S3C_ADDR(0x02240000) diff --git a/arch/arm/plat-s5p/include/plat/regs-srom.h b/arch/arm/plat-s5p/include/plat/regs-srom.h new file mode 100644 index 0000000..f121ab5 --- /dev/null +++ b/arch/arm/plat-s5p/include/plat/regs-srom.h @@ -0,0 +1,54 @@ +/* linux/arch/arm/plat-s5p/include/plat/regs-srom.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5P SROMC register definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_PLAT_S5P_REGS_SROM_H +#define __ASM_PLAT_S5P_REGS_SROM_H __FILE__ + +#include <mach/map.h> + +#define S5P_SROMREG(x) (S5P_VA_SROMC + (x)) + +#define S5P_SROM_BW S5P_SROMREG(0x0) +#define S5P_SROM_BC0 S5P_SROMREG(0x4) +#define S5P_SROM_BC1 S5P_SROMREG(0x8) +#define S5P_SROM_BC2 S5P_SROMREG(0xc) +#define S5P_SROM_BC3 S5P_SROMREG(0x10) +#define S5P_SROM_BC4 S5P_SROMREG(0x14) +#define S5P_SROM_BC5 S5P_SROMREG(0x18) + +/* one register BW holds 4 x 4-bit packed settings for NCS0 - NCS3 */ + +#define S5P_SROM_BW__DATAWIDTH__SHIFT 0 +#define S5P_SROM_BW__ADDRMODE__SHIFT 1 +#define S5P_SROM_BW__WAITENABLE__SHIFT 2 +#define S5P_SROM_BW__BYTEENABLE__SHIFT 3 + +#define S5P_SROM_BW__CS_MASK 0xf + +#define S5P_SROM_BW__NCS0__SHIFT 0 +#define S5P_SROM_BW__NCS1__SHIFT 4 +#define S5P_SROM_BW__NCS2__SHIFT 8 +#define S5P_SROM_BW__NCS3__SHIFT 12 +#define S5P_SROM_BW__NCS4__SHIFT 16 +#define S5P_SROM_BW__NCS5__SHIFT 20 + +/* applies to same to BCS0 - BCS3 */ + +#define S5P_SROM_BCX__PMC__SHIFT 0 +#define S5P_SROM_BCX__TACP__SHIFT 4 +#define S5P_SROM_BCX__TCAH__SHIFT 8 +#define S5P_SROM_BCX__TCOH__SHIFT 12 +#define S5P_SROM_BCX__TACC__SHIFT 16 +#define S5P_SROM_BCX__TCOS__SHIFT 24 +#define S5P_SROM_BCX__TACS__SHIFT 28 + +#endif /* __ASM_PLAT_S5P_REGS_SROM_H */ diff --git a/arch/arm/plat-s5p/include/plat/sysmmu.h b/arch/arm/plat-s5p/include/plat/sysmmu.h new file mode 100644 index 0000000..db298fc --- /dev/null +++ b/arch/arm/plat-s5p/include/plat/sysmmu.h @@ -0,0 +1,23 @@ +/* linux/arch/arm/plat-s5p/include/plat/sysmmu.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Samsung sysmmu driver + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_PLAT_S5P_SYSMMU_H +#define __ASM_PLAT_S5P_SYSMMU_H __FILE__ + +/* debug macro */ +#ifdef CONFIG_S5P_SYSMMU_DEBUG +#define sysmmu_debug(fmt, arg...) printk(KERN_INFO "[%s] " fmt, __func__, ## arg) +#else +#define sysmmu_debug(fmt, arg...) do { } while (0) +#endif + +#endif /* __ASM_PLAT_S5P_SYSMMU_H */ diff --git a/arch/arm/plat-s5p/irq-eint.c b/arch/arm/plat-s5p/irq-eint.c index 752f1a6..225aa25 100644 --- a/arch/arm/plat-s5p/irq-eint.c +++ b/arch/arm/plat-s5p/irq-eint.c @@ -28,39 +28,40 @@ #include <plat/gpio-cfg.h> #include <mach/regs-gpio.h> -static inline void s5p_irq_eint_mask(unsigned int irq) +static inline void s5p_irq_eint_mask(struct irq_data *data) { u32 mask; - mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(irq))); - mask |= eint_irq_to_bit(irq); - __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(irq))); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); + mask |= eint_irq_to_bit(data->irq); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); } -static void s5p_irq_eint_unmask(unsigned int irq) +static void s5p_irq_eint_unmask(struct irq_data *data) { u32 mask; - mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(irq))); - mask &= ~(eint_irq_to_bit(irq)); - __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(irq))); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); + mask &= ~(eint_irq_to_bit(data->irq)); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); } -static inline void s5p_irq_eint_ack(unsigned int irq) +static inline void s5p_irq_eint_ack(struct irq_data *data) { - __raw_writel(eint_irq_to_bit(irq), S5P_EINT_PEND(EINT_REG_NR(irq))); + __raw_writel(eint_irq_to_bit(data->irq), + S5P_EINT_PEND(EINT_REG_NR(data->irq))); } -static void s5p_irq_eint_maskack(unsigned int irq) +static void s5p_irq_eint_maskack(struct irq_data *data) { /* compiler should in-line these */ - s5p_irq_eint_mask(irq); - s5p_irq_eint_ack(irq); + s5p_irq_eint_mask(data); + s5p_irq_eint_ack(data); } -static int s5p_irq_eint_set_type(unsigned int irq, unsigned int type) +static int s5p_irq_eint_set_type(struct irq_data *data, unsigned int type) { - int offs = EINT_OFFSET(irq); + int offs = EINT_OFFSET(data->irq); int shift; u32 ctrl, mask; u32 newvalue = 0; @@ -94,10 +95,10 @@ static int s5p_irq_eint_set_type(unsigned int irq, unsigned int type) shift = (offs & 0x7) * 4; mask = 0x7 << shift; - ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(irq))); + ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(data->irq))); ctrl &= ~mask; ctrl |= newvalue << shift; - __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(irq))); + __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(data->irq))); if ((0 <= offs) && (offs < 8)) s3c_gpio_cfgpin(EINT_GPIO_0(offs & 0x7), EINT_MODE); @@ -119,13 +120,13 @@ static int s5p_irq_eint_set_type(unsigned int irq, unsigned int type) static struct irq_chip s5p_irq_eint = { .name = "s5p-eint", - .mask = s5p_irq_eint_mask, - .unmask = s5p_irq_eint_unmask, - .mask_ack = s5p_irq_eint_maskack, - .ack = s5p_irq_eint_ack, - .set_type = s5p_irq_eint_set_type, + .irq_mask = s5p_irq_eint_mask, + .irq_unmask = s5p_irq_eint_unmask, + .irq_mask_ack = s5p_irq_eint_maskack, + .irq_ack = s5p_irq_eint_ack, + .irq_set_type = s5p_irq_eint_set_type, #ifdef CONFIG_PM - .set_wake = s3c_irqext_wake, + .irq_set_wake = s3c_irqext_wake, #endif }; @@ -159,42 +160,43 @@ static void s5p_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc) s5p_irq_demux_eint(IRQ_EINT(24)); } -static inline void s5p_irq_vic_eint_mask(unsigned int irq) +static inline void s5p_irq_vic_eint_mask(struct irq_data *data) { - void __iomem *base = get_irq_chip_data(irq); + void __iomem *base = irq_data_get_irq_chip_data(data); - s5p_irq_eint_mask(irq); - writel(1 << EINT_OFFSET(irq), base + VIC_INT_ENABLE_CLEAR); + s5p_irq_eint_mask(data); + writel(1 << EINT_OFFSET(data->irq), base + VIC_INT_ENABLE_CLEAR); } -static void s5p_irq_vic_eint_unmask(unsigned int irq) +static void s5p_irq_vic_eint_unmask(struct irq_data *data) { - void __iomem *base = get_irq_chip_data(irq); + void __iomem *base = irq_data_get_irq_chip_data(data); - s5p_irq_eint_unmask(irq); - writel(1 << EINT_OFFSET(irq), base + VIC_INT_ENABLE); + s5p_irq_eint_unmask(data); + writel(1 << EINT_OFFSET(data->irq), base + VIC_INT_ENABLE); } -static inline void s5p_irq_vic_eint_ack(unsigned int irq) +static inline void s5p_irq_vic_eint_ack(struct irq_data *data) { - __raw_writel(eint_irq_to_bit(irq), S5P_EINT_PEND(EINT_REG_NR(irq))); + __raw_writel(eint_irq_to_bit(data->irq), + S5P_EINT_PEND(EINT_REG_NR(data->irq))); } -static void s5p_irq_vic_eint_maskack(unsigned int irq) +static void s5p_irq_vic_eint_maskack(struct irq_data *data) { - s5p_irq_vic_eint_mask(irq); - s5p_irq_vic_eint_ack(irq); + s5p_irq_vic_eint_mask(data); + s5p_irq_vic_eint_ack(data); } static struct irq_chip s5p_irq_vic_eint = { .name = "s5p_vic_eint", - .mask = s5p_irq_vic_eint_mask, - .unmask = s5p_irq_vic_eint_unmask, - .mask_ack = s5p_irq_vic_eint_maskack, - .ack = s5p_irq_vic_eint_ack, - .set_type = s5p_irq_eint_set_type, + .irq_mask = s5p_irq_vic_eint_mask, + .irq_unmask = s5p_irq_vic_eint_unmask, + .irq_mask_ack = s5p_irq_vic_eint_maskack, + .irq_ack = s5p_irq_vic_eint_ack, + .irq_set_type = s5p_irq_eint_set_type, #ifdef CONFIG_PM - .set_wake = s3c_irqext_wake, + .irq_set_wake = s3c_irqext_wake, #endif }; diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c index 0e5dc8c..3b6bf89 100644 --- a/arch/arm/plat-s5p/irq-gpioint.c +++ b/arch/arm/plat-s5p/irq-gpioint.c @@ -30,9 +30,9 @@ static struct s3c_gpio_chip *irq_chips[S5P_GPIOINT_GROUP_MAXNR]; -static int s5p_gpioint_get_group(unsigned int irq) +static int s5p_gpioint_get_group(struct irq_data *data) { - struct gpio_chip *chip = get_irq_data(irq); + struct gpio_chip *chip = irq_data_get_irq_data(data); struct s3c_gpio_chip *s3c_chip = container_of(chip, struct s3c_gpio_chip, chip); int group; @@ -44,22 +44,22 @@ static int s5p_gpioint_get_group(unsigned int irq) return group; } -static int s5p_gpioint_get_offset(unsigned int irq) +static int s5p_gpioint_get_offset(struct irq_data *data) { - struct gpio_chip *chip = get_irq_data(irq); + struct gpio_chip *chip = irq_data_get_irq_data(data); struct s3c_gpio_chip *s3c_chip = container_of(chip, struct s3c_gpio_chip, chip); - return irq - s3c_chip->irq_base; + return data->irq - s3c_chip->irq_base; } -static void s5p_gpioint_ack(unsigned int irq) +static void s5p_gpioint_ack(struct irq_data *data) { int group, offset, pend_offset; unsigned int value; - group = s5p_gpioint_get_group(irq); - offset = s5p_gpioint_get_offset(irq); + group = s5p_gpioint_get_group(data); + offset = s5p_gpioint_get_offset(data); pend_offset = group << 2; value = __raw_readl(S5P_GPIOREG(GPIOINT_PEND_OFFSET) + pend_offset); @@ -67,13 +67,13 @@ static void s5p_gpioint_ack(unsigned int irq) __raw_writel(value, S5P_GPIOREG(GPIOINT_PEND_OFFSET) + pend_offset); } -static void s5p_gpioint_mask(unsigned int irq) +static void s5p_gpioint_mask(struct irq_data *data) { int group, offset, mask_offset; unsigned int value; - group = s5p_gpioint_get_group(irq); - offset = s5p_gpioint_get_offset(irq); + group = s5p_gpioint_get_group(data); + offset = s5p_gpioint_get_offset(data); mask_offset = group << 2; value = __raw_readl(S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset); @@ -81,13 +81,13 @@ static void s5p_gpioint_mask(unsigned int irq) __raw_writel(value, S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset); } -static void s5p_gpioint_unmask(unsigned int irq) +static void s5p_gpioint_unmask(struct irq_data *data) { int group, offset, mask_offset; unsigned int value; - group = s5p_gpioint_get_group(irq); - offset = s5p_gpioint_get_offset(irq); + group = s5p_gpioint_get_group(data); + offset = s5p_gpioint_get_offset(data); mask_offset = group << 2; value = __raw_readl(S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset); @@ -95,19 +95,19 @@ static void s5p_gpioint_unmask(unsigned int irq) __raw_writel(value, S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset); } -static void s5p_gpioint_mask_ack(unsigned int irq) +static void s5p_gpioint_mask_ack(struct irq_data *data) { - s5p_gpioint_mask(irq); - s5p_gpioint_ack(irq); + s5p_gpioint_mask(data); + s5p_gpioint_ack(data); } -static int s5p_gpioint_set_type(unsigned int irq, unsigned int type) +static int s5p_gpioint_set_type(struct irq_data *data, unsigned int type) { int group, offset, con_offset; unsigned int value; - group = s5p_gpioint_get_group(irq); - offset = s5p_gpioint_get_offset(irq); + group = s5p_gpioint_get_group(data); + offset = s5p_gpioint_get_offset(data); con_offset = group << 2; switch (type) { @@ -142,11 +142,11 @@ static int s5p_gpioint_set_type(unsigned int irq, unsigned int type) struct irq_chip s5p_gpioint = { .name = "s5p_gpioint", - .ack = s5p_gpioint_ack, - .mask = s5p_gpioint_mask, - .mask_ack = s5p_gpioint_mask_ack, - .unmask = s5p_gpioint_unmask, - .set_type = s5p_gpioint_set_type, + .irq_ack = s5p_gpioint_ack, + .irq_mask = s5p_gpioint_mask, + .irq_mask_ack = s5p_gpioint_mask_ack, + .irq_unmask = s5p_gpioint_unmask, + .irq_set_type = s5p_gpioint_set_type, }; static void s5p_gpioint_handler(unsigned int irq, struct irq_desc *desc) diff --git a/arch/arm/plat-s5p/irq-pm.c b/arch/arm/plat-s5p/irq-pm.c index dc33b9e..5259ad4 100644 --- a/arch/arm/plat-s5p/irq-pm.c +++ b/arch/arm/plat-s5p/irq-pm.c @@ -37,14 +37,14 @@ unsigned long s3c_irqwake_intallow = 0x00000006L; unsigned long s3c_irqwake_eintallow = 0xffffffffL; -int s3c_irq_wake(unsigned int irqno, unsigned int state) +int s3c_irq_wake(struct irq_data *data, unsigned int state) { unsigned long irqbit; - switch (irqno) { + switch (data->irq) { case IRQ_RTC_TIC: case IRQ_RTC_ALARM: - irqbit = 1 << (irqno + 1 - IRQ_RTC_ALARM); + irqbit = 1 << (data->irq + 1 - IRQ_RTC_ALARM); if (!state) s3c_irqwake_intmask |= irqbit; else diff --git a/arch/arm/plat-s5p/sysmmu.c b/arch/arm/plat-s5p/sysmmu.c new file mode 100644 index 0000000..d804914 --- /dev/null +++ b/arch/arm/plat-s5p/sysmmu.c @@ -0,0 +1,328 @@ +/* linux/arch/arm/plat-s5p/sysmmu.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/io.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> + +#include <mach/map.h> +#include <mach/regs-sysmmu.h> +#include <mach/sysmmu.h> + +#include <plat/sysmmu.h> + +struct sysmmu_controller s5p_sysmmu_cntlrs[S5P_SYSMMU_TOTAL_IPNUM]; + +void s5p_sysmmu_register(struct sysmmu_controller *sysmmuconp) +{ + unsigned int reg_mmu_ctrl; + unsigned int reg_mmu_status; + unsigned int reg_pt_base_addr; + unsigned int reg_int_status; + unsigned int reg_page_ft_addr; + + reg_int_status = __raw_readl(sysmmuconp->regs + S5P_INT_STATUS); + reg_mmu_ctrl = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL); + reg_mmu_status = __raw_readl(sysmmuconp->regs + S5P_MMU_STATUS); + reg_pt_base_addr = __raw_readl(sysmmuconp->regs + S5P_PT_BASE_ADDR); + reg_page_ft_addr = __raw_readl(sysmmuconp->regs + S5P_PAGE_FAULT_ADDR); + + printk(KERN_INFO "%s: ips:%s\n", __func__, sysmmuconp->name); + printk(KERN_INFO "%s: MMU_CTRL:0x%X, ", __func__, reg_mmu_ctrl); + printk(KERN_INFO "MMU_STATUS:0x%X, PT_BASE_ADDR:0x%X\n", reg_mmu_status, reg_pt_base_addr); + printk(KERN_INFO "%s: INT_STATUS:0x%X, PAGE_FAULT_ADDR:0x%X\n", __func__, reg_int_status, reg_page_ft_addr); + + switch (reg_int_status & 0xFF) { + case 0x1: + printk(KERN_INFO "%s: Page fault\n", __func__); + printk(KERN_INFO "%s: Virtual address causing last page fault or bus error : 0x%x\n", __func__ , reg_page_ft_addr); + break; + case 0x2: + printk(KERN_INFO "%s: AR multi-hit fault\n", __func__); + break; + case 0x4: + printk(KERN_INFO "%s: AW multi-hit fault\n", __func__); + break; + case 0x8: + printk(KERN_INFO "%s: Bus error\n", __func__); + break; + case 0x10: + printk(KERN_INFO "%s: AR Security protection fault\n", __func__); + break; + case 0x20: + printk(KERN_INFO "%s: AR Access protection fault\n", __func__); + break; + case 0x40: + printk(KERN_INFO "%s: AW Security protection fault\n", __func__); + break; + case 0x80: + printk(KERN_INFO "%s: AW Access protection fault\n", __func__); + break; + } +} + +static irqreturn_t s5p_sysmmu_irq(int irq, void *dev_id) +{ + unsigned int i; + unsigned int reg_int_status; + struct sysmmu_controller *sysmmuconp; + + for (i = 0; i < S5P_SYSMMU_TOTAL_IPNUM; i++) { + sysmmuconp = &s5p_sysmmu_cntlrs[i]; + + if (sysmmuconp->enable == true) { + reg_int_status = __raw_readl(sysmmuconp->regs + S5P_INT_STATUS); + + if (reg_int_status & 0xFF) + s5p_sysmmu_register(sysmmuconp); + } + } + return IRQ_HANDLED; +} + +int s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd) +{ + struct sysmmu_controller *sysmmuconp = NULL; + + sysmmuconp = &s5p_sysmmu_cntlrs[ips]; + + if (sysmmuconp == NULL) { + printk(KERN_ERR "failed to get ip's sysmmu info\n"); + return 1; + } + + /* Set sysmmu page table base address */ + __raw_writel(pgd, sysmmuconp->regs + S5P_PT_BASE_ADDR); + + if (s5p_sysmmu_tlb_invalidate(ips) != 0) + printk(KERN_ERR "failed s5p_sysmmu_tlb_invalidate\n"); + + return 0; +} + +static int s5p_sysmmu_set_tablebase(sysmmu_ips ips) +{ + unsigned int pg; + struct sysmmu_controller *sysmmuconp; + + sysmmuconp = &s5p_sysmmu_cntlrs[ips]; + + if (sysmmuconp == NULL) { + printk(KERN_ERR "failed to get ip's sysmmu info\n"); + return 1; + } + + __asm__("mrc p15, 0, %0, c2, c0, 0" \ + : "=r" (pg) : : "cc"); \ + pg &= ~0x3fff; + + sysmmu_debug("CP15 TTBR0 : 0x%x\n", pg); + + /* Set sysmmu page table base address */ + __raw_writel(pg, sysmmuconp->regs + S5P_PT_BASE_ADDR); + + return 0; +} + +int s5p_sysmmu_enable(sysmmu_ips ips) +{ + unsigned int reg; + + struct sysmmu_controller *sysmmuconp; + + sysmmuconp = &s5p_sysmmu_cntlrs[ips]; + + if (sysmmuconp == NULL) { + printk(KERN_ERR "failed to get ip's sysmmu info\n"); + return 1; + } + + s5p_sysmmu_set_tablebase(ips); + + /* replacement policy : LRU */ + reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CFG); + reg |= 0x1; + __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CFG); + + /* Enable interrupt, Enable MMU */ + reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL); + reg |= (0x1 << 2) | (0x1 << 0); + + __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL); + + sysmmuconp->enable = true; + + return 0; +} + +int s5p_sysmmu_disable(sysmmu_ips ips) +{ + unsigned int reg; + + struct sysmmu_controller *sysmmuconp = NULL; + + if (ips > S5P_SYSMMU_TOTAL_IPNUM) + printk(KERN_ERR "failed to get ips parameter\n"); + + sysmmuconp = &s5p_sysmmu_cntlrs[ips]; + + if (sysmmuconp == NULL) { + printk(KERN_ERR "failed to get ip's sysmmu info\n"); + return 1; + } + + reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CFG); + + /* replacement policy : LRU */ + reg |= 0x1; + __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CFG); + + reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL); + + /* Disable MMU */ + reg &= ~0x1; + __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL); + + sysmmuconp->enable = false; + + return 0; +} + +int s5p_sysmmu_tlb_invalidate(sysmmu_ips ips) +{ + unsigned int reg; + struct sysmmu_controller *sysmmuconp = NULL; + + sysmmuconp = &s5p_sysmmu_cntlrs[ips]; + + if (sysmmuconp == NULL) { + printk(KERN_ERR "failed to get ip's sysmmu info\n"); + return 1; + } + + /* set Block MMU for flush TLB */ + reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL); + reg |= 0x1 << 1; + __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL); + + /* flush all TLB entry */ + __raw_writel(0x1, sysmmuconp->regs + S5P_MMU_FLUSH); + + /* set Un-block MMU after flush TLB */ + reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL); + reg &= ~(0x1 << 1); + __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL); + + return 0; +} + +static int s5p_sysmmu_probe(struct platform_device *pdev) +{ + int i; + int ret; + struct resource *res; + struct sysmmu_controller *sysmmuconp; + sysmmu_ips ips; + + for (i = 0; i < S5P_SYSMMU_TOTAL_IPNUM; i++) { + sysmmuconp = &s5p_sysmmu_cntlrs[i]; + if (sysmmuconp == NULL) { + printk(KERN_ERR "failed to get ip's sysmmu info\n"); + ret = -ENOENT; + goto err_res; + } + + sysmmuconp->name = sysmmu_ips_name[i]; + + res = platform_get_resource(pdev, IORESOURCE_MEM, i); + if (!res) { + printk(KERN_ERR "failed to get sysmmu resource\n"); + ret = -ENODEV; + goto err_res; + } + + sysmmuconp->mem = request_mem_region(res->start, + ((res->end) - (res->start)) + 1, pdev->name); + if (!sysmmuconp->mem) { + pr_err("failed to request sysmmu memory region\n"); + ret = -EBUSY; + goto err_res; + } + + sysmmuconp->regs = ioremap(res->start, res->end - res->start + 1); + if (!sysmmuconp->regs) { + pr_err("failed to sysmmu ioremap\n"); + ret = -ENXIO; + goto err_reg; + } + + sysmmuconp->irq = platform_get_irq(pdev, i); + if (sysmmuconp->irq <= 0) { + pr_err("failed to get sysmmu irq resource\n"); + ret = -ENOENT; + goto err_map; + } + + ret = request_irq(sysmmuconp->irq, s5p_sysmmu_irq, IRQF_DISABLED, pdev->name, sysmmuconp); + if (ret) { + pr_err("failed to request irq\n"); + ret = -ENOENT; + goto err_map; + } + + ips = (sysmmu_ips)i; + + sysmmuconp->ips = ips; + } + + return 0; + +err_reg: + release_mem_region((resource_size_t)sysmmuconp->mem, (resource_size_t)((res->end) - (res->start) + 1)); +err_map: + iounmap(sysmmuconp->regs); +err_res: + return ret; +} + +static int s5p_sysmmu_remove(struct platform_device *pdev) +{ + return 0; +} +int s5p_sysmmu_runtime_suspend(struct device *dev) +{ + return 0; +} + +int s5p_sysmmu_runtime_resume(struct device *dev) +{ + return 0; +} + +const struct dev_pm_ops s5p_sysmmu_pm_ops = { + .runtime_suspend = s5p_sysmmu_runtime_suspend, + .runtime_resume = s5p_sysmmu_runtime_resume, +}; + +static struct platform_driver s5p_sysmmu_driver = { + .probe = s5p_sysmmu_probe, + .remove = s5p_sysmmu_remove, + .driver = { + .owner = THIS_MODULE, + .name = "s5p-sysmmu", + .pm = &s5p_sysmmu_pm_ops, + } +}; + +static int __init s5p_sysmmu_init(void) +{ + return platform_driver_register(&s5p_sysmmu_driver); +} +arch_initcall(s5p_sysmmu_init); diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index dcd6eff4e..32be05c 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -95,6 +95,12 @@ config S3C_GPIO_PULL_UPDOWN help Internal configuration to enable the correct GPIO pull helper +config S3C_GPIO_PULL_S3C2443 + bool + select S3C_GPIO_PULL_UPDOWN + help + Internal configuration to enable the correct GPIO pull helper for S3C2443-style GPIO + config S3C_GPIO_PULL_DOWN bool help @@ -333,4 +339,12 @@ config SAMSUNG_WAKEMASK and above. This code allows a set of interrupt to wakeup-mask mappings. See <plat/wakeup-mask.h> +comment "Power Domain" + +config SAMSUNG_PD + bool "Samsung Power Domain" + depends on PM_RUNTIME + help + Say Y here if you want to control Power Domain by Runtime PM. + endif diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile index 19d8a16..29932f8 100644 --- a/arch/arm/plat-samsung/Makefile +++ b/arch/arm/plat-samsung/Makefile @@ -74,6 +74,10 @@ obj-$(CONFIG_SAMSUNG_PM_CHECK) += pm-check.o obj-$(CONFIG_SAMSUNG_WAKEMASK) += wakeup-mask.o +# PD support + +obj-$(CONFIG_SAMSUNG_PD) += pd.o + # PWM support obj-$(CONFIG_HAVE_PWM) += pwm.o diff --git a/arch/arm/plat-samsung/clock.c b/arch/arm/plat-samsung/clock.c index e8d20b0..7728928 100644 --- a/arch/arm/plat-samsung/clock.c +++ b/arch/arm/plat-samsung/clock.c @@ -39,6 +39,9 @@ #include <linux/clk.h> #include <linux/spinlock.h> #include <linux/io.h> +#if defined(CONFIG_DEBUG_FS) +#include <linux/debugfs.h> +#endif #include <mach/hardware.h> #include <asm/irq.h> @@ -447,3 +450,92 @@ int __init s3c24xx_register_baseclocks(unsigned long xtal) return 0; } +#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) +/* debugfs support to trace clock tree hierarchy and attributes */ + +static struct dentry *clk_debugfs_root; + +static int clk_debugfs_register_one(struct clk *c) +{ + int err; + struct dentry *d, *child, *child_tmp; + struct clk *pa = c->parent; + char s[255]; + char *p = s; + + p += sprintf(p, "%s", c->name); + + if (c->id >= 0) + sprintf(p, ":%d", c->id); + + d = debugfs_create_dir(s, pa ? pa->dent : clk_debugfs_root); + if (!d) + return -ENOMEM; + + c->dent = d; + + d = debugfs_create_u8("usecount", S_IRUGO, c->dent, (u8 *)&c->usage); + if (!d) { + err = -ENOMEM; + goto err_out; + } + + d = debugfs_create_u32("rate", S_IRUGO, c->dent, (u32 *)&c->rate); + if (!d) { + err = -ENOMEM; + goto err_out; + } + return 0; + +err_out: + d = c->dent; + list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child) + debugfs_remove(child); + debugfs_remove(c->dent); + return err; +} + +static int clk_debugfs_register(struct clk *c) +{ + int err; + struct clk *pa = c->parent; + + if (pa && !pa->dent) { + err = clk_debugfs_register(pa); + if (err) + return err; + } + + if (!c->dent) { + err = clk_debugfs_register_one(c); + if (err) + return err; + } + return 0; +} + +static int __init clk_debugfs_init(void) +{ + struct clk *c; + struct dentry *d; + int err; + + d = debugfs_create_dir("clock", NULL); + if (!d) + return -ENOMEM; + clk_debugfs_root = d; + + list_for_each_entry(c, &clocks, list) { + err = clk_debugfs_register(c); + if (err) + goto err_out; + } + return 0; + +err_out: + debugfs_remove_recursive(clk_debugfs_root); + return err; +} +late_initcall(clk_debugfs_init); + +#endif /* defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) */ diff --git a/arch/arm/plat-samsung/dev-nand.c b/arch/arm/plat-samsung/dev-nand.c index 3a7b889..6927ae8 100644 --- a/arch/arm/plat-samsung/dev-nand.c +++ b/arch/arm/plat-samsung/dev-nand.c @@ -126,5 +126,3 @@ void __init s3c_nand_set_platdata(struct s3c2410_platform_nand *nand) s3c_device_nand.dev.platform_data = npd; } - -EXPORT_SYMBOL_GPL(s3c_nand_set_platdata); diff --git a/arch/arm/plat-samsung/gpio-config.c b/arch/arm/plat-samsung/gpio-config.c index 0aa32f2..1c0b040 100644 --- a/arch/arm/plat-samsung/gpio-config.c +++ b/arch/arm/plat-samsung/gpio-config.c @@ -278,6 +278,48 @@ s3c_gpio_pull_t s3c_gpio_getpull_updown(struct s3c_gpio_chip *chip, pup &= 0x3; return (__force s3c_gpio_pull_t)pup; } + +#ifdef CONFIG_S3C_GPIO_PULL_S3C2443 +int s3c_gpio_setpull_s3c2443(struct s3c_gpio_chip *chip, + unsigned int off, s3c_gpio_pull_t pull) +{ + switch (pull) { + case S3C_GPIO_PULL_NONE: + pull = 0x01; + break; + case S3C_GPIO_PULL_UP: + pull = 0x00; + break; + case S3C_GPIO_PULL_DOWN: + pull = 0x02; + break; + } + return s3c_gpio_setpull_updown(chip, off, pull); +} + +s3c_gpio_pull_t s3c_gpio_getpull_s3c2443(struct s3c_gpio_chip *chip, + unsigned int off) +{ + s3c_gpio_pull_t pull; + + pull = s3c_gpio_getpull_updown(chip, off); + + switch (pull) { + case 0x00: + pull = S3C_GPIO_PULL_UP; + break; + case 0x01: + case 0x03: + pull = S3C_GPIO_PULL_NONE; + break; + case 0x02: + pull = S3C_GPIO_PULL_DOWN; + break; + } + + return pull; +} +#endif #endif #if defined(CONFIG_S3C_GPIO_PULL_UP) || defined(CONFIG_S3C_GPIO_PULL_DOWN) diff --git a/arch/arm/plat-samsung/gpiolib.c b/arch/arm/plat-samsung/gpiolib.c index c354089..ea37c04 100644 --- a/arch/arm/plat-samsung/gpiolib.c +++ b/arch/arm/plat-samsung/gpiolib.c @@ -197,3 +197,10 @@ void __init samsung_gpiolib_add_4bit2_chips(struct s3c_gpio_chip *chip, s3c_gpiolib_add(chip); } } + +void __init samsung_gpiolib_add_2bit_chips(struct s3c_gpio_chip *chip, + int nr_chips) +{ + for (; nr_chips > 0; nr_chips--, chip++) + s3c_gpiolib_add(chip); +} diff --git a/arch/arm/plat-samsung/include/plat/clock.h b/arch/arm/plat-samsung/include/plat/clock.h index 0fbcd0e..9a82b88 100644 --- a/arch/arm/plat-samsung/include/plat/clock.h +++ b/arch/arm/plat-samsung/include/plat/clock.h @@ -47,6 +47,9 @@ struct clk { struct clk_ops *ops; int (*enable)(struct clk *, int enable); +#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) + struct dentry *dent; /* For visible tree hierarchy */ +#endif }; /* other clocks which may be registered by board support */ diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index e9e3b6e..b4d208b 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -104,6 +104,7 @@ extern struct platform_device s5pv310_device_i2s0; extern struct platform_device s5pv310_device_i2s1; extern struct platform_device s5pv310_device_i2s2; extern struct platform_device s5pv310_device_spdif; +extern struct platform_device s5pv310_device_pd[]; extern struct platform_device s5p6442_device_pcm0; extern struct platform_device s5p6442_device_pcm1; @@ -115,6 +116,8 @@ extern struct platform_device s5p6440_device_pcm; extern struct platform_device s5p6440_device_iis; extern struct platform_device s5p6450_device_iis0; +extern struct platform_device s5p6450_device_iis1; +extern struct platform_device s5p6450_device_iis2; extern struct platform_device s5p6450_device_pcm0; extern struct platform_device s5pc100_device_ac97; @@ -131,6 +134,11 @@ extern struct platform_device s5p_device_fimc0; extern struct platform_device s5p_device_fimc1; extern struct platform_device s5p_device_fimc2; +extern struct platform_device s5p_device_mipi_csis0; +extern struct platform_device s5p_device_mipi_csis1; + +extern struct platform_device s5pv310_device_sysmmu; + /* s3c2440 specific devices */ #ifdef CONFIG_CPU_S3C2440 diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h b/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h index 0d2c570..5603db0 100644 --- a/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h +++ b/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h @@ -244,7 +244,7 @@ extern int s3c_gpio_setpull_s3c2443(struct s3c_gpio_chip *chip, * This helper function reads the state of the pull-{up,down} resistor for the * given GPIO in the same case as s3c_gpio_setpull_upown. */ -extern s3c_gpio_pull_t s3c_gpio_getpull_s3c24xx(struct s3c_gpio_chip *chip, +extern s3c_gpio_pull_t s3c_gpio_getpull_s3c2443(struct s3c_gpio_chip *chip, unsigned int off); #endif /* __PLAT_GPIO_CFG_HELPERS_H */ diff --git a/arch/arm/plat-samsung/include/plat/gpio-core.h b/arch/arm/plat-samsung/include/plat/gpio-core.h index 13a22b8..dac35d0 100644 --- a/arch/arm/plat-samsung/include/plat/gpio-core.h +++ b/arch/arm/plat-samsung/include/plat/gpio-core.h @@ -118,6 +118,8 @@ extern void samsung_gpiolib_add_4bit_chips(struct s3c_gpio_chip *chip, int nr_chips); extern void samsung_gpiolib_add_4bit2_chips(struct s3c_gpio_chip *chip, int nr_chips); +extern void samsung_gpiolib_add_2bit_chips(struct s3c_gpio_chip *chip, + int nr_chips); extern void samsung_gpiolib_add_4bit(struct s3c_gpio_chip *chip); extern void samsung_gpiolib_add_4bit2(struct s3c_gpio_chip *chip); diff --git a/arch/arm/plat-samsung/include/plat/pd.h b/arch/arm/plat-samsung/include/plat/pd.h new file mode 100644 index 0000000..5f0ad85 --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/pd.h @@ -0,0 +1,30 @@ +/* linux/arch/arm/plat-samsung/include/plat/pd.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_PLAT_SAMSUNG_PD_H +#define __ASM_PLAT_SAMSUNG_PD_H __FILE__ + +struct samsung_pd_info { + int (*enable)(struct device *dev); + int (*disable)(struct device *dev); + void __iomem *base; +}; + +enum s5pv310_pd_block { + PD_MFC, + PD_G3D, + PD_LCD0, + PD_LCD1, + PD_TV, + PD_CAM, + PD_GPS +}; + +#endif /* __ASM_PLAT_SAMSUNG_PD_H */ diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-samsung/include/plat/pm.h index 245836d..d9025e3 100644 --- a/arch/arm/plat-samsung/include/plat/pm.h +++ b/arch/arm/plat-samsung/include/plat/pm.h @@ -15,6 +15,8 @@ * management */ +#include <linux/irq.h> + #ifdef CONFIG_PM extern __init int s3c_pm_init(void); @@ -100,7 +102,7 @@ extern void s3c_pm_do_restore(struct sleep_save *ptr, int count); extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count); #ifdef CONFIG_PM -extern int s3c_irqext_wake(unsigned int irqno, unsigned int state); +extern int s3c_irqext_wake(struct irq_data *data, unsigned int state); extern int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state); extern int s3c24xx_irq_resume(struct sys_device *dev); #else diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h index 85853f8..5a41a0b 100644 --- a/arch/arm/plat-samsung/include/plat/sdhci.h +++ b/arch/arm/plat-samsung/include/plat/sdhci.h @@ -107,6 +107,8 @@ extern struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata; /* Helper function availablity */ +extern void s3c2416_setup_sdhci0_cfg_gpio(struct platform_device *, int w); +extern void s3c2416_setup_sdhci1_cfg_gpio(struct platform_device *, int w); extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w); extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w); extern void s5pc100_setup_sdhci0_cfg_gpio(struct platform_device *, int w); @@ -122,6 +124,39 @@ extern void s5pv310_setup_sdhci1_cfg_gpio(struct platform_device *, int w); extern void s5pv310_setup_sdhci2_cfg_gpio(struct platform_device *, int w); extern void s5pv310_setup_sdhci3_cfg_gpio(struct platform_device *, int w); +/* S3C2416 SDHCI setup */ + +#ifdef CONFIG_S3C2416_SETUP_SDHCI +extern char *s3c2416_hsmmc_clksrcs[4]; + +extern void s3c2416_setup_sdhci_cfg_card(struct platform_device *dev, + void __iomem *r, + struct mmc_ios *ios, + struct mmc_card *card); + +static inline void s3c2416_default_sdhci0(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC + s3c_hsmmc0_def_platdata.clocks = s3c2416_hsmmc_clksrcs; + s3c_hsmmc0_def_platdata.cfg_gpio = s3c2416_setup_sdhci0_cfg_gpio; + s3c_hsmmc0_def_platdata.cfg_card = s3c2416_setup_sdhci_cfg_card; +#endif /* CONFIG_S3C_DEV_HSMMC */ +} + +static inline void s3c2416_default_sdhci1(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC1 + s3c_hsmmc1_def_platdata.clocks = s3c2416_hsmmc_clksrcs; + s3c_hsmmc1_def_platdata.cfg_gpio = s3c2416_setup_sdhci1_cfg_gpio; + s3c_hsmmc1_def_platdata.cfg_card = s3c2416_setup_sdhci_cfg_card; +#endif /* CONFIG_S3C_DEV_HSMMC1 */ +} + +#else +static inline void s3c2416_default_sdhci0(void) { } +static inline void s3c2416_default_sdhci1(void) { } + +#endif /* CONFIG_S3C2416_SETUP_SDHCI */ /* S3C64XX SDHCI setup */ #ifdef CONFIG_S3C64XX_SETUP_SDHCI diff --git a/arch/arm/plat-samsung/irq-uart.c b/arch/arm/plat-samsung/irq-uart.c index 4f8c102..4e77035 100644 --- a/arch/arm/plat-samsung/irq-uart.c +++ b/arch/arm/plat-samsung/irq-uart.c @@ -28,9 +28,9 @@ * are consecutive when looking up the interrupt in the demux routines. */ -static inline void __iomem *s3c_irq_uart_base(unsigned int irq) +static inline void __iomem *s3c_irq_uart_base(struct irq_data *data) { - struct s3c_uart_irq *uirq = get_irq_chip_data(irq); + struct s3c_uart_irq *uirq = irq_data_get_irq_chip_data(data); return uirq->regs; } @@ -39,10 +39,10 @@ static inline unsigned int s3c_irq_uart_bit(unsigned int irq) return irq & 3; } -static void s3c_irq_uart_mask(unsigned int irq) +static void s3c_irq_uart_mask(struct irq_data *data) { - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); + void __iomem *regs = s3c_irq_uart_base(data); + unsigned int bit = s3c_irq_uart_bit(data->irq); u32 reg; reg = __raw_readl(regs + S3C64XX_UINTM); @@ -50,10 +50,10 @@ static void s3c_irq_uart_mask(unsigned int irq) __raw_writel(reg, regs + S3C64XX_UINTM); } -static void s3c_irq_uart_maskack(unsigned int irq) +static void s3c_irq_uart_maskack(struct irq_data *data) { - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); + void __iomem *regs = s3c_irq_uart_base(data); + unsigned int bit = s3c_irq_uart_bit(data->irq); u32 reg; reg = __raw_readl(regs + S3C64XX_UINTM); @@ -62,10 +62,10 @@ static void s3c_irq_uart_maskack(unsigned int irq) __raw_writel(1 << bit, regs + S3C64XX_UINTP); } -static void s3c_irq_uart_unmask(unsigned int irq) +static void s3c_irq_uart_unmask(struct irq_data *data) { - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); + void __iomem *regs = s3c_irq_uart_base(data); + unsigned int bit = s3c_irq_uart_bit(data->irq); u32 reg; reg = __raw_readl(regs + S3C64XX_UINTM); @@ -73,17 +73,17 @@ static void s3c_irq_uart_unmask(unsigned int irq) __raw_writel(reg, regs + S3C64XX_UINTM); } -static void s3c_irq_uart_ack(unsigned int irq) +static void s3c_irq_uart_ack(struct irq_data *data) { - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); + void __iomem *regs = s3c_irq_uart_base(data); + unsigned int bit = s3c_irq_uart_bit(data->irq); __raw_writel(1 << bit, regs + S3C64XX_UINTP); } static void s3c_irq_demux_uart(unsigned int irq, struct irq_desc *desc) { - struct s3c_uart_irq *uirq = desc->handler_data; + struct s3c_uart_irq *uirq = desc->irq_data.handler_data; u32 pend = __raw_readl(uirq->regs + S3C64XX_UINTP); int base = uirq->base_irq; @@ -99,10 +99,10 @@ static void s3c_irq_demux_uart(unsigned int irq, struct irq_desc *desc) static struct irq_chip s3c_irq_uart = { .name = "s3c-uart", - .mask = s3c_irq_uart_mask, - .unmask = s3c_irq_uart_unmask, - .mask_ack = s3c_irq_uart_maskack, - .ack = s3c_irq_uart_ack, + .irq_mask = s3c_irq_uart_mask, + .irq_unmask = s3c_irq_uart_unmask, + .irq_mask_ack = s3c_irq_uart_maskack, + .irq_ack = s3c_irq_uart_ack, }; static void __init s3c_init_uart_irq(struct s3c_uart_irq *uirq) @@ -124,7 +124,7 @@ static void __init s3c_init_uart_irq(struct s3c_uart_irq *uirq) set_irq_flags(irq, IRQF_VALID); } - desc->handler_data = uirq; + desc->irq_data.handler_data = uirq; set_irq_chained_handler(uirq->parent_irq, s3c_irq_demux_uart); } diff --git a/arch/arm/plat-samsung/irq-vic-timer.c b/arch/arm/plat-samsung/irq-vic-timer.c index 0270519..dd8692a 100644 --- a/arch/arm/plat-samsung/irq-vic-timer.c +++ b/arch/arm/plat-samsung/irq-vic-timer.c @@ -24,43 +24,46 @@ static void s3c_irq_demux_vic_timer(unsigned int irq, struct irq_desc *desc) { - generic_handle_irq((int)desc->handler_data); + generic_handle_irq((int)desc->irq_data.handler_data); } /* We assume the IRQ_TIMER0..IRQ_TIMER4 range is continuous. */ -static void s3c_irq_timer_mask(unsigned int irq) +static void s3c_irq_timer_mask(struct irq_data *data) { u32 reg = __raw_readl(S3C64XX_TINT_CSTAT); + u32 mask = (u32)data->chip_data; reg &= 0x1f; /* mask out pending interrupts */ - reg &= ~(1 << (irq - IRQ_TIMER0)); + reg &= ~mask; __raw_writel(reg, S3C64XX_TINT_CSTAT); } -static void s3c_irq_timer_unmask(unsigned int irq) +static void s3c_irq_timer_unmask(struct irq_data *data) { u32 reg = __raw_readl(S3C64XX_TINT_CSTAT); + u32 mask = (u32)data->chip_data; reg &= 0x1f; /* mask out pending interrupts */ - reg |= 1 << (irq - IRQ_TIMER0); + reg |= mask; __raw_writel(reg, S3C64XX_TINT_CSTAT); } -static void s3c_irq_timer_ack(unsigned int irq) +static void s3c_irq_timer_ack(struct irq_data *data) { u32 reg = __raw_readl(S3C64XX_TINT_CSTAT); + u32 mask = (u32)data->chip_data; reg &= 0x1f; - reg |= (1 << 5) << (irq - IRQ_TIMER0); + reg |= mask << 5; __raw_writel(reg, S3C64XX_TINT_CSTAT); } static struct irq_chip s3c_irq_timer = { .name = "s3c-timer", - .mask = s3c_irq_timer_mask, - .unmask = s3c_irq_timer_unmask, - .ack = s3c_irq_timer_ack, + .irq_mask = s3c_irq_timer_mask, + .irq_unmask = s3c_irq_timer_unmask, + .irq_ack = s3c_irq_timer_ack, }; /** @@ -79,8 +82,9 @@ void __init s3c_init_vic_timer_irq(unsigned int parent_irq, set_irq_chained_handler(parent_irq, s3c_irq_demux_vic_timer); set_irq_chip(timer_irq, &s3c_irq_timer); + set_irq_chip_data(timer_irq, (void *)(1 << (timer_irq - IRQ_TIMER0))); set_irq_handler(timer_irq, handle_level_irq); set_irq_flags(timer_irq, IRQF_VALID); - desc->handler_data = (void *)timer_irq; + desc->irq_data.handler_data = (void *)timer_irq; } diff --git a/arch/arm/plat-samsung/pd.c b/arch/arm/plat-samsung/pd.c new file mode 100644 index 0000000..efe1d56 --- /dev/null +++ b/arch/arm/plat-samsung/pd.c @@ -0,0 +1,95 @@ +/* linux/arch/arm/plat-samsung/pd.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Samsung Power domain support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/err.h> +#include <linux/pm_runtime.h> + +#include <plat/pd.h> + +static int samsung_pd_probe(struct platform_device *pdev) +{ + struct samsung_pd_info *pdata = pdev->dev.platform_data; + struct device *dev = &pdev->dev; + + if (!pdata) { + dev_err(dev, "no device data specified\n"); + return -ENOENT; + } + + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + + dev_info(dev, "power domain registered\n"); + return 0; +} + +static int __devexit samsung_pd_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + + pm_runtime_disable(dev); + return 0; +} + +static int samsung_pd_runtime_suspend(struct device *dev) +{ + struct samsung_pd_info *pdata = dev->platform_data; + int ret = 0; + + if (pdata->disable) + ret = pdata->disable(dev); + + dev_dbg(dev, "suspended\n"); + return ret; +} + +static int samsung_pd_runtime_resume(struct device *dev) +{ + struct samsung_pd_info *pdata = dev->platform_data; + int ret = 0; + + if (pdata->enable) + ret = pdata->enable(dev); + + dev_dbg(dev, "resumed\n"); + return ret; +} + +static const struct dev_pm_ops samsung_pd_pm_ops = { + .runtime_suspend = samsung_pd_runtime_suspend, + .runtime_resume = samsung_pd_runtime_resume, +}; + +static struct platform_driver samsung_pd_driver = { + .driver = { + .name = "samsung-pd", + .owner = THIS_MODULE, + .pm = &samsung_pd_pm_ops, + }, + .probe = samsung_pd_probe, + .remove = __devexit_p(samsung_pd_remove), +}; + +static int __init samsung_pd_init(void) +{ + int ret; + + ret = platform_driver_register(&samsung_pd_driver); + if (ret) + printk(KERN_ERR "%s: failed to add PD driver\n", __func__); + + return ret; +} +arch_initcall(samsung_pd_init); diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c index 5bf3f2f..02d531f 100644 --- a/arch/arm/plat-samsung/pm.c +++ b/arch/arm/plat-samsung/pm.c @@ -136,15 +136,15 @@ static void s3c_pm_restore_uarts(void) { } unsigned long s3c_irqwake_intmask = 0xffffffffL; unsigned long s3c_irqwake_eintmask = 0xffffffffL; -int s3c_irqext_wake(unsigned int irqno, unsigned int state) +int s3c_irqext_wake(struct irq_data *data, unsigned int state) { - unsigned long bit = 1L << IRQ_EINT_BIT(irqno); + unsigned long bit = 1L << IRQ_EINT_BIT(data->irq); if (!(s3c_irqwake_eintallow & bit)) return -ENOENT; printk(KERN_INFO "wake %s for irq %d\n", - state ? "enabled" : "disabled", irqno); + state ? "enabled" : "disabled", data->irq); if (!state) s3c_irqwake_eintmask |= bit; diff --git a/arch/arm/plat-spear/shirq.c b/arch/arm/plat-spear/shirq.c index 2172d69..7818903 100644 --- a/arch/arm/plat-spear/shirq.c +++ b/arch/arm/plat-spear/shirq.c @@ -20,10 +20,10 @@ struct spear_shirq *shirq; static DEFINE_SPINLOCK(lock); -static void shirq_irq_mask(unsigned irq) +static void shirq_irq_mask(struct irq_data *d) { - struct spear_shirq *shirq = get_irq_chip_data(irq); - u32 val, id = irq - shirq->dev_config[0].virq; + struct spear_shirq *shirq = irq_data_get_irq_chip_data(d); + u32 val, id = d->irq - shirq->dev_config[0].virq; unsigned long flags; if ((shirq->regs.enb_reg == -1) || shirq->dev_config[id].enb_mask == -1) @@ -39,10 +39,10 @@ static void shirq_irq_mask(unsigned irq) spin_unlock_irqrestore(&lock, flags); } -static void shirq_irq_unmask(unsigned irq) +static void shirq_irq_unmask(struct irq_data *d) { - struct spear_shirq *shirq = get_irq_chip_data(irq); - u32 val, id = irq - shirq->dev_config[0].virq; + struct spear_shirq *shirq = irq_data_get_irq_chip_data(d); + u32 val, id = d->irq - shirq->dev_config[0].virq; unsigned long flags; if ((shirq->regs.enb_reg == -1) || shirq->dev_config[id].enb_mask == -1) @@ -60,9 +60,9 @@ static void shirq_irq_unmask(unsigned irq) static struct irq_chip shirq_chip = { .name = "spear_shirq", - .ack = shirq_irq_mask, - .mask = shirq_irq_mask, - .unmask = shirq_irq_unmask, + .irq_ack = shirq_irq_mask, + .irq_mask = shirq_irq_mask, + .irq_unmask = shirq_irq_unmask, }; static void shirq_handler(unsigned irq, struct irq_desc *desc) @@ -70,7 +70,7 @@ static void shirq_handler(unsigned irq, struct irq_desc *desc) u32 i, val, mask; struct spear_shirq *shirq = get_irq_data(irq); - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); while ((val = readl(shirq->regs.base + shirq->regs.status_reg) & shirq->regs.status_reg_mask)) { for (i = 0; (i < shirq->dev_count) && val; i++) { @@ -92,7 +92,7 @@ static void shirq_handler(unsigned irq, struct irq_desc *desc) writel(mask, shirq->regs.base + shirq->regs.clear_reg); } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); } int spear_shirq_register(struct spear_shirq *shirq) diff --git a/arch/arm/plat-stmp3xxx/irq.c b/arch/arm/plat-stmp3xxx/irq.c index 20de4e0..aaa1686 100644 --- a/arch/arm/plat-stmp3xxx/irq.c +++ b/arch/arm/plat-stmp3xxx/irq.c @@ -34,7 +34,7 @@ void __init stmp3xxx_init_irq(struct irq_chip *chip) /* Disable all interrupts initially */ for (i = 0; i < NR_REAL_IRQS; i++) { - chip->mask(i); + chip->irq_mask(irq_get_irq_data(i)); set_irq_chip(i, chip); set_irq_handler(i, handle_level_irq); set_irq_flags(i, IRQF_VALID | IRQF_PROBE); diff --git a/arch/arm/plat-stmp3xxx/pinmux.c b/arch/arm/plat-stmp3xxx/pinmux.c index 6d6b1a4..66d5bac 100644 --- a/arch/arm/plat-stmp3xxx/pinmux.c +++ b/arch/arm/plat-stmp3xxx/pinmux.c @@ -351,27 +351,27 @@ void stmp3xxx_release_pin_group(struct pin_group *pin_group, const char *label) } EXPORT_SYMBOL(stmp3xxx_release_pin_group); -static int stmp3xxx_irq_to_gpio(int irq, +static int stmp3xxx_irq_data_to_gpio(struct irq_data *d, struct stmp3xxx_pinmux_bank **bank, unsigned *gpio) { struct stmp3xxx_pinmux_bank *pm; for (pm = pinmux_banks; pm < pinmux_banks + NR_BANKS; pm++) - if (pm->virq <= irq && irq < pm->virq + 32) { + if (pm->virq <= d->irq && d->irq < pm->virq + 32) { *bank = pm; - *gpio = irq - pm->virq; + *gpio = d->irq - pm->virq; return 0; } return -ENOENT; } -static int stmp3xxx_set_irqtype(unsigned irq, unsigned type) +static int stmp3xxx_set_irqtype(struct irq_data *d, unsigned type) { struct stmp3xxx_pinmux_bank *pm; unsigned gpio; int l, p; - stmp3xxx_irq_to_gpio(irq, &pm, &gpio); + stmp3xxx_irq_data_to_gpio(d, &pm, &gpio); switch (type) { case IRQ_TYPE_EDGE_RISING: l = 0; p = 1; break; @@ -398,33 +398,33 @@ static int stmp3xxx_set_irqtype(unsigned irq, unsigned type) return 0; } -static void stmp3xxx_pin_ack_irq(unsigned irq) +static void stmp3xxx_pin_ack_irq(struct irq_data *d) { u32 stat; struct stmp3xxx_pinmux_bank *pm; unsigned gpio; - stmp3xxx_irq_to_gpio(irq, &pm, &gpio); + stmp3xxx_irq_data_to_gpio(d, &pm, &gpio); stat = __raw_readl(pm->irqstat) & (1 << gpio); stmp3xxx_clearl(stat, pm->irqstat); } -static void stmp3xxx_pin_mask_irq(unsigned irq) +static void stmp3xxx_pin_mask_irq(struct irq_data *d) { struct stmp3xxx_pinmux_bank *pm; unsigned gpio; - stmp3xxx_irq_to_gpio(irq, &pm, &gpio); + stmp3xxx_irq_data_to_gpio(d, &pm, &gpio); stmp3xxx_clearl(1 << gpio, pm->irqen); stmp3xxx_clearl(1 << gpio, pm->pin2irq); } -static void stmp3xxx_pin_unmask_irq(unsigned irq) +static void stmp3xxx_pin_unmask_irq(struct irq_data *d) { struct stmp3xxx_pinmux_bank *pm; unsigned gpio; - stmp3xxx_irq_to_gpio(irq, &pm, &gpio); + stmp3xxx_irq_data_to_gpio(d, &pm, &gpio); stmp3xxx_setl(1 << gpio, pm->irqen); stmp3xxx_setl(1 << gpio, pm->pin2irq); } @@ -503,10 +503,10 @@ static void stmp3xxx_gpio_irq(u32 irq, struct irq_desc *desc) } static struct irq_chip gpio_irq_chip = { - .ack = stmp3xxx_pin_ack_irq, - .mask = stmp3xxx_pin_mask_irq, - .unmask = stmp3xxx_pin_unmask_irq, - .set_type = stmp3xxx_set_irqtype, + .irq_ack = stmp3xxx_pin_ack_irq, + .irq_mask = stmp3xxx_pin_mask_irq, + .irq_unmask = stmp3xxx_pin_unmask_irq, + .irq_set_type = stmp3xxx_set_irqtype, }; int __init stmp3xxx_pinmux_init(int virtual_irq_start) @@ -533,7 +533,7 @@ int __init stmp3xxx_pinmux_init(int virtual_irq_start) pm->virq = virtual_irq_start + b * 32; for (virq = pm->virq; virq < pm->virq; virq++) { - gpio_irq_chip.mask(virq); + gpio_irq_chip.irq_mask(irq_get_irq_data(virq)); set_irq_chip(virq, &gpio_irq_chip); set_irq_handler(virq, handle_level_irq); set_irq_flags(virq, IRQF_VALID); diff --git a/arch/ia64/include/asm/page.h b/arch/ia64/include/asm/page.h index 41b6d31..961a16f 100644 --- a/arch/ia64/include/asm/page.h +++ b/arch/ia64/include/asm/page.h @@ -189,6 +189,7 @@ get_order (unsigned long size) # define pgprot_val(x) ((x).pgprot) # define __pte(x) ((pte_t) { (x) } ) +# define __pmd(x) ((pmd_t) { (x) } ) # define __pgprot(x) ((pgprot_t) { (x) } ) #else /* !STRICT_MM_TYPECHECKS */ diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index 865f37a..6f1f65d 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -10,11 +10,13 @@ * we simulate an x86-style page table for the linux mm code */ -#include <linux/mm.h> /* for vm_area_struct */ #include <linux/bitops.h> +#include <linux/spinlock.h> #include <asm/processor.h> #include <asm/cache.h> +struct vm_area_struct; + /* * kern_addr_valid(ADDR) tests if ADDR is pointing to valid kernel * memory. For the return value to be meaningful, ADDR must be >= diff --git a/arch/s390/defconfig b/arch/s390/defconfig index d796971..29c82c6 100644 --- a/arch/s390/defconfig +++ b/arch/s390/defconfig @@ -5,10 +5,21 @@ CONFIG_AUDIT=y CONFIG_RCU_TRACE=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y +CONFIG_CGROUPS=y +CONFIG_CPUSETS=y +CONFIG_CGROUP_CPUACCT=y +CONFIG_RESOURCE_COUNTERS=y +CONFIG_CGROUP_MEM_RES_CTLR=y +CONFIG_CGROUP_MEM_RES_CTLR_SWAP=y +CONFIG_CGROUP_SCHED=y +CONFIG_RT_GROUP_SCHED=y +CONFIG_BLK_CGROUP=y CONFIG_BLK_DEV_INITRD=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_PERF_EVENTS=y +# CONFIG_COMPAT_BRK is not set CONFIG_SLAB=y +CONFIG_PROFILING=y +CONFIG_OPROFILE=y CONFIG_KPROBES=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y @@ -19,7 +30,9 @@ CONFIG_HIGH_RES_TIMERS=y CONFIG_PREEMPT=y CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y +CONFIG_KSM=y CONFIG_BINFMT_MISC=m +CONFIG_CMM=m CONFIG_HZ_100=y CONFIG_KEXEC=y CONFIG_PM=y @@ -105,6 +118,7 @@ CONFIG_DEBUG_LIST=y CONFIG_DEBUG_NOTIFIERS=y # CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_KPROBES_SANITY_TEST=y +CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y CONFIG_CPU_NOTIFIER_ERROR_INJECT=m CONFIG_LATENCYTOP=y CONFIG_SYSCTL_SYSCALL_CHECK=y diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h index a875c2f..da359ca 100644 --- a/arch/s390/include/asm/compat.h +++ b/arch/s390/include/asm/compat.h @@ -169,7 +169,7 @@ static inline compat_uptr_t ptr_to_compat(void __user *uptr) static inline int is_compat_task(void) { - return test_thread_flag(TIF_31BIT); + return is_32bit_task(); } #else diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h index 354d426..10c029c 100644 --- a/arch/s390/include/asm/elf.h +++ b/arch/s390/include/asm/elf.h @@ -161,7 +161,9 @@ extern unsigned int vdso_enabled; use of this is to invoke "./ld.so someprog" to test out a new version of the loader. We need to make sure that it is out of the way of the program that it will "exec", and that there is sufficient room for the brk. */ -#define ELF_ET_DYN_BASE (STACK_TOP / 3 * 2) + +extern unsigned long randomize_et_dyn(unsigned long base); +#define ELF_ET_DYN_BASE (randomize_et_dyn(STACK_TOP / 3 * 2)) /* This yields a mask that user programs can use to figure out what instruction set this CPU supports. */ @@ -206,6 +208,8 @@ do { \ current->mm->context.noexec == 0; \ }) +#define STACK_RND_MASK 0x7ffUL + #define ARCH_DLINFO \ do { \ if (vdso_enabled) \ @@ -218,4 +222,7 @@ struct linux_binprm; #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 int arch_setup_additional_pages(struct linux_binprm *, int); +extern unsigned long arch_randomize_brk(struct mm_struct *mm); +#define arch_randomize_brk arch_randomize_brk + #endif diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h index 6710b0e..8f8d759 100644 --- a/arch/s390/include/asm/system.h +++ b/arch/s390/include/asm/system.h @@ -449,7 +449,7 @@ extern void (*_machine_restart)(char *command); extern void (*_machine_halt)(void); extern void (*_machine_power_off)(void); -#define arch_align_stack(x) (x) +extern unsigned long arch_align_stack(unsigned long sp); static inline int tprot(unsigned long addr) { diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h index ebc77091..ad1382f 100644 --- a/arch/s390/include/asm/thread_info.h +++ b/arch/s390/include/asm/thread_info.h @@ -118,6 +118,12 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SINGLE_STEP (1<<TIF_FREEZE) #define _TIF_FREEZE (1<<TIF_FREEZE) +#ifdef CONFIG_64BIT +#define is_32bit_task() (test_thread_flag(TIF_31BIT)) +#else +#define is_32bit_task() (1) +#endif + #endif /* __KERNEL__ */ #define PREEMPT_ACTIVE 0x4000000 diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 6ba4222..a895e69 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -30,9 +30,11 @@ #include <linux/tick.h> #include <linux/elfcore.h> #include <linux/kernel_stat.h> +#include <linux/personality.h> #include <linux/syscalls.h> #include <linux/compat.h> #include <linux/kprobes.h> +#include <linux/random.h> #include <asm/compat.h> #include <asm/uaccess.h> #include <asm/pgtable.h> @@ -332,3 +334,39 @@ unsigned long get_wchan(struct task_struct *p) } return 0; } + +unsigned long arch_align_stack(unsigned long sp) +{ + if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) + sp -= get_random_int() & ~PAGE_MASK; + return sp & ~0xf; +} + +static inline unsigned long brk_rnd(void) +{ + /* 8MB for 32bit, 1GB for 64bit */ + if (is_32bit_task()) + return (get_random_int() & 0x7ffUL) << PAGE_SHIFT; + else + return (get_random_int() & 0x3ffffUL) << PAGE_SHIFT; +} + +unsigned long arch_randomize_brk(struct mm_struct *mm) +{ + unsigned long ret = PAGE_ALIGN(mm->brk + brk_rnd()); + + if (ret < mm->brk) + return mm->brk; + return ret; +} + +unsigned long randomize_et_dyn(unsigned long base) +{ + unsigned long ret = PAGE_ALIGN(base + brk_rnd()); + + if (!(current->flags & PF_RANDOMIZE)) + return base; + if (ret < base) + return base; + return ret; +} diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c index e3150dd..f438d74 100644 --- a/arch/s390/kernel/vdso.c +++ b/arch/s390/kernel/vdso.c @@ -203,7 +203,6 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) if (!uses_interp) return 0; - vdso_base = mm->mmap_base; #ifdef CONFIG_64BIT vdso_pagelist = vdso64_pagelist; vdso_pages = vdso64_pages; @@ -233,8 +232,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) * fail and end up putting it elsewhere. */ down_write(&mm->mmap_sem); - vdso_base = get_unmapped_area(NULL, vdso_base, - vdso_pages << PAGE_SHIFT, 0, 0); + vdso_base = get_unmapped_area(NULL, 0, vdso_pages << PAGE_SHIFT, 0, 0); if (IS_ERR_VALUE(vdso_base)) { rc = vdso_base; goto out_up; diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c index 869efba..c9a9f7f 100644 --- a/arch/s390/mm/mmap.c +++ b/arch/s390/mm/mmap.c @@ -27,17 +27,44 @@ #include <linux/personality.h> #include <linux/mm.h> #include <linux/module.h> +#include <linux/random.h> #include <asm/pgalloc.h> #include <asm/compat.h> +static unsigned long stack_maxrandom_size(void) +{ + if (!(current->flags & PF_RANDOMIZE)) + return 0; + if (current->personality & ADDR_NO_RANDOMIZE) + return 0; + return STACK_RND_MASK << PAGE_SHIFT; +} + /* * Top of mmap area (just below the process stack). * - * Leave an at least ~128 MB hole. + * Leave at least a ~32 MB hole. */ -#define MIN_GAP (128*1024*1024) +#define MIN_GAP (32*1024*1024) #define MAX_GAP (STACK_TOP/6*5) +static inline int mmap_is_legacy(void) +{ + if (current->personality & ADDR_COMPAT_LAYOUT) + return 1; + if (rlimit(RLIMIT_STACK) == RLIM_INFINITY) + return 1; + return sysctl_legacy_va_layout; +} + +static unsigned long mmap_rnd(void) +{ + if (!(current->flags & PF_RANDOMIZE)) + return 0; + /* 8MB randomization for mmap_base */ + return (get_random_int() & 0x7ffUL) << PAGE_SHIFT; +} + static inline unsigned long mmap_base(void) { unsigned long gap = rlimit(RLIMIT_STACK); @@ -46,22 +73,8 @@ static inline unsigned long mmap_base(void) gap = MIN_GAP; else if (gap > MAX_GAP) gap = MAX_GAP; - - return STACK_TOP - (gap & PAGE_MASK); -} - -static inline int mmap_is_legacy(void) -{ -#ifdef CONFIG_64BIT - /* - * Force standard allocation for 64 bit programs. - */ - if (!is_compat_task()) - return 1; -#endif - return sysctl_legacy_va_layout || - (current->personality & ADDR_COMPAT_LAYOUT) || - rlimit(RLIMIT_STACK) == RLIM_INFINITY; + gap &= PAGE_MASK; + return STACK_TOP - stack_maxrandom_size() - mmap_rnd() - gap; } #ifndef CONFIG_64BIT diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 36ed2e2..3ed5ad9 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1934,13 +1934,19 @@ config PCI_MMCONFIG depends on X86_64 && PCI && ACPI config PCI_CNB20LE_QUIRK - bool "Read CNB20LE Host Bridge Windows" - depends on PCI + bool "Read CNB20LE Host Bridge Windows" if EMBEDDED + default n + depends on PCI && EXPERIMENTAL help Read the PCI windows out of the CNB20LE host bridge. This allows PCI hotplug to work on systems with the CNB20LE chipset which do not have ACPI. + There's no public spec for this chipset, and this functionality + is known to be incomplete. + + You should say N unless you know you need this. + config DMAR bool "Support for DMA Remapping Devices (EXPERIMENTAL)" depends on PCI_MSI && ACPI && EXPERIMENTAL @@ -2062,13 +2068,14 @@ config OLPC bool "One Laptop Per Child support" select GPIOLIB select OLPC_OPENFIRMWARE + depends on !X86_64 && !X86_PAE ---help--- Add support for detecting the unique features of the OLPC XO hardware. config OLPC_XO1 tristate "OLPC XO-1 support" - depends on OLPC && PCI + depends on OLPC && MFD_CS5535 ---help--- Add support for non-essential features of the OLPC XO-1 laptop. diff --git a/arch/x86/kernel/apb_timer.c b/arch/x86/kernel/apb_timer.c index 7c9ab59..51ef31a 100644 --- a/arch/x86/kernel/apb_timer.c +++ b/arch/x86/kernel/apb_timer.c @@ -313,14 +313,16 @@ static void apbt_setup_irq(struct apbt_dev *adev) if (adev->irq == 0) return; + irq_modify_status(adev->irq, 0, IRQ_MOVE_PCNTXT); + irq_set_affinity(adev->irq, cpumask_of(adev->cpu)); + /* APB timer irqs are set up as mp_irqs, timer is edge type */ + __set_irq_handler(adev->irq, handle_edge_irq, 0, "edge"); + if (system_state == SYSTEM_BOOTING) { - irq_modify_status(adev->irq, 0, IRQ_MOVE_PCNTXT); - irq_set_affinity(adev->irq, cpumask_of(adev->cpu)); - /* APB timer irqs are set up as mp_irqs, timer is edge type */ - __set_irq_handler(adev->irq, handle_edge_irq, 0, "edge"); if (request_irq(adev->irq, apbt_interrupt_handler, - IRQF_TIMER | IRQF_DISABLED | IRQF_NOBALANCING, - adev->name, adev)) { + IRQF_TIMER | IRQF_DISABLED | + IRQF_NOBALANCING, + adev->name, adev)) { printk(KERN_ERR "Failed request IRQ for APBT%d\n", adev->num); } diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 823f79a..ffe5755 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -464,7 +464,7 @@ unsigned long native_calibrate_tsc(void) tsc_pit_min = min(tsc_pit_min, tsc_pit_khz); /* hpet or pmtimer available ? */ - if (!hpet && !ref1 && !ref2) + if (ref1 == ref2) continue; /* Check, whether the sampling was disturbed by an SMI */ @@ -935,7 +935,7 @@ static void tsc_refine_calibration_work(struct work_struct *work) tsc_stop = tsc_read_refs(&ref_stop, hpet); /* hpet or pmtimer available ? */ - if (!hpet && !ref_start && !ref_stop) + if (ref_start == ref_stop) goto out; /* Check, whether the sampling was disturbed by an SMI */ diff --git a/arch/x86/pci/broadcom_bus.c b/arch/x86/pci/broadcom_bus.c index 0846a5b..ab8269b 100644 --- a/arch/x86/pci/broadcom_bus.c +++ b/arch/x86/pci/broadcom_bus.c @@ -9,6 +9,7 @@ * option) any later version. */ +#include <linux/acpi.h> #include <linux/delay.h> #include <linux/dmi.h> #include <linux/pci.h> @@ -25,12 +26,14 @@ static void __devinit cnb20le_res(struct pci_dev *dev) u8 fbus, lbus; int i; +#ifdef CONFIG_ACPI /* - * The x86_pci_root_bus_res_quirks() function already refuses to use - * this information if ACPI _CRS was used. Therefore, we don't bother - * checking if ACPI is enabled, and just generate the information - * for both the ACPI _CRS and no ACPI cases. + * We should get host bridge information from ACPI unless the BIOS + * doesn't support it. */ + if (acpi_os_get_root_pointer()) + return; +#endif info = &pci_root_info[pci_root_num]; pci_root_num++; diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index f7c8a39..5fe7502 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -22,6 +22,7 @@ unsigned int pci_probe = PCI_PROBE_BIOS | PCI_PROBE_CONF1 | PCI_PROBE_CONF2 | unsigned int pci_early_dump_regs; static int pci_bf_sort; +static int smbios_type_b1_flag; int pci_routeirq; int noioapicquirk; #ifdef CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS @@ -185,6 +186,39 @@ static int __devinit set_bf_sort(const struct dmi_system_id *d) return 0; } +static void __devinit read_dmi_type_b1(const struct dmi_header *dm, + void *private_data) +{ + u8 *d = (u8 *)dm + 4; + + if (dm->type != 0xB1) + return; + switch (((*(u32 *)d) >> 9) & 0x03) { + case 0x00: + printk(KERN_INFO "dmi type 0xB1 record - unknown flag\n"); + break; + case 0x01: /* set pci=bfsort */ + smbios_type_b1_flag = 1; + break; + case 0x02: /* do not set pci=bfsort */ + smbios_type_b1_flag = 2; + break; + default: + break; + } +} + +static int __devinit find_sort_method(const struct dmi_system_id *d) +{ + dmi_walk(read_dmi_type_b1, NULL); + + if (smbios_type_b1_flag == 1) { + set_bf_sort(d); + return 0; + } + return -1; +} + /* * Enable renumbering of PCI bus# ranges to reach all PCI busses (Cardbus) */ @@ -213,6 +247,13 @@ static const struct dmi_system_id __devinitconst pciprobe_dmi_table[] = { }, #endif /* __i386__ */ { + .callback = find_sort_method, + .ident = "Dell System", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), + }, + }, + { .callback = set_bf_sort, .ident = "Dell PowerEdge 1950", .matches = { diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c index 9f9bfb7..87e6c83 100644 --- a/arch/x86/pci/irq.c +++ b/arch/x86/pci/irq.c @@ -589,7 +589,8 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route case PCI_DEVICE_ID_INTEL_ICH10_1: case PCI_DEVICE_ID_INTEL_ICH10_2: case PCI_DEVICE_ID_INTEL_ICH10_3: - case PCI_DEVICE_ID_INTEL_PATSBURG_LPC: + case PCI_DEVICE_ID_INTEL_PATSBURG_LPC_0: + case PCI_DEVICE_ID_INTEL_PATSBURG_LPC_1: r->name = "PIIX/ICH"; r->get = pirq_piix_get; r->set = pirq_piix_set; diff --git a/arch/x86/platform/olpc/olpc-xo1.c b/arch/x86/platform/olpc/olpc-xo1.c index f5442c0..1277756 100644 --- a/arch/x86/platform/olpc/olpc-xo1.c +++ b/arch/x86/platform/olpc/olpc-xo1.c @@ -1,6 +1,7 @@ /* * Support for features of the OLPC XO-1 laptop * + * Copyright (C) 2010 Andres Salomon <dilinger@queued.net> * Copyright (C) 2010 One Laptop per Child * Copyright (C) 2006 Red Hat, Inc. * Copyright (C) 2006 Advanced Micro Devices, Inc. @@ -12,8 +13,6 @@ */ #include <linux/module.h> -#include <linux/pci.h> -#include <linux/pci_ids.h> #include <linux/platform_device.h> #include <linux/pm.h> @@ -22,9 +21,6 @@ #define DRV_NAME "olpc-xo1" -#define PMS_BAR 4 -#define ACPI_BAR 5 - /* PMC registers (PMS block) */ #define PM_SCLK 0x10 #define PM_IN_SLPCTL 0x20 @@ -57,65 +53,67 @@ static void xo1_power_off(void) outl(0x00002000, acpi_base + PM1_CNT); } -/* Read the base addresses from the PCI BAR info */ -static int __devinit setup_bases(struct pci_dev *pdev) +static int __devinit olpc_xo1_probe(struct platform_device *pdev) { - int r; + struct resource *res; - r = pci_enable_device_io(pdev); - if (r) { - dev_err(&pdev->dev, "can't enable device IO\n"); - return r; - } + /* don't run on non-XOs */ + if (!machine_is_olpc()) + return -ENODEV; - r = pci_request_region(pdev, ACPI_BAR, DRV_NAME); - if (r) { - dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", ACPI_BAR); - return r; + res = platform_get_resource(pdev, IORESOURCE_IO, 0); + if (!res) { + dev_err(&pdev->dev, "can't fetch device resource info\n"); + return -EIO; } - r = pci_request_region(pdev, PMS_BAR, DRV_NAME); - if (r) { - dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", PMS_BAR); - pci_release_region(pdev, ACPI_BAR); - return r; + if (!request_region(res->start, resource_size(res), DRV_NAME)) { + dev_err(&pdev->dev, "can't request region\n"); + return -EIO; } - acpi_base = pci_resource_start(pdev, ACPI_BAR); - pms_base = pci_resource_start(pdev, PMS_BAR); + if (strcmp(pdev->name, "cs5535-pms") == 0) + pms_base = res->start; + else if (strcmp(pdev->name, "cs5535-acpi") == 0) + acpi_base = res->start; + + /* If we have both addresses, we can override the poweroff hook */ + if (pms_base && acpi_base) { + pm_power_off = xo1_power_off; + printk(KERN_INFO "OLPC XO-1 support registered\n"); + } return 0; } -static int __devinit olpc_xo1_probe(struct platform_device *pdev) +static int __devexit olpc_xo1_remove(struct platform_device *pdev) { - struct pci_dev *pcidev; - int r; - - pcidev = pci_get_device(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA, - NULL); - if (!pdev) - return -ENODEV; - - r = setup_bases(pcidev); - if (r) - return r; + struct resource *r; - pm_power_off = xo1_power_off; + r = platform_get_resource(pdev, IORESOURCE_IO, 0); + release_region(r->start, resource_size(r)); - printk(KERN_INFO "OLPC XO-1 support registered\n"); - return 0; -} + if (strcmp(pdev->name, "cs5535-pms") == 0) + pms_base = 0; + else if (strcmp(pdev->name, "cs5535-acpi") == 0) + acpi_base = 0; -static int __devexit olpc_xo1_remove(struct platform_device *pdev) -{ pm_power_off = NULL; return 0; } -static struct platform_driver olpc_xo1_driver = { +static struct platform_driver cs5535_pms_drv = { + .driver = { + .name = "cs5535-pms", + .owner = THIS_MODULE, + }, + .probe = olpc_xo1_probe, + .remove = __devexit_p(olpc_xo1_remove), +}; + +static struct platform_driver cs5535_acpi_drv = { .driver = { - .name = DRV_NAME, + .name = "cs5535-acpi", .owner = THIS_MODULE, }, .probe = olpc_xo1_probe, @@ -124,12 +122,23 @@ static struct platform_driver olpc_xo1_driver = { static int __init olpc_xo1_init(void) { - return platform_driver_register(&olpc_xo1_driver); + int r; + + r = platform_driver_register(&cs5535_pms_drv); + if (r) + return r; + + r = platform_driver_register(&cs5535_acpi_drv); + if (r) + platform_driver_unregister(&cs5535_pms_drv); + + return r; } static void __exit olpc_xo1_exit(void) { - platform_driver_unregister(&olpc_xo1_driver); + platform_driver_unregister(&cs5535_acpi_drv); + platform_driver_unregister(&cs5535_pms_drv); } MODULE_AUTHOR("Daniel Drake <dsd@laptop.org>"); diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 7575e55..5e92b61 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -201,6 +201,7 @@ xmaddr_t arbitrary_virt_to_machine(void *vaddr) offset = address & ~PAGE_MASK; return XMADDR(((phys_addr_t)pte_mfn(*pte) << PAGE_SHIFT) + offset); } +EXPORT_SYMBOL_GPL(arbitrary_virt_to_machine); void make_lowmem_page_readonly(void *vaddr) { diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 8427697..501ffdf 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -598,8 +598,8 @@ cfq_group_slice(struct cfq_data *cfqd, struct cfq_group *cfqg) return cfq_target_latency * cfqg->weight / st->total_weight; } -static inline void -cfq_set_prio_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq) +static inline unsigned +cfq_scaled_group_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq) { unsigned slice = cfq_prio_to_slice(cfqd, cfqq); if (cfqd->cfq_latency) { @@ -625,6 +625,14 @@ cfq_set_prio_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq) low_slice); } } + return slice; +} + +static inline void +cfq_set_prio_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq) +{ + unsigned slice = cfq_scaled_group_slice(cfqd, cfqq); + cfqq->slice_start = jiffies; cfqq->slice_end = jiffies + slice; cfqq->allocated_slice = slice; @@ -1661,8 +1669,11 @@ __cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq, /* * store what was left of this slice, if the queue idled/timed out */ - if (timed_out && !cfq_cfqq_slice_new(cfqq)) { - cfqq->slice_resid = cfqq->slice_end - jiffies; + if (timed_out) { + if (cfq_cfqq_slice_new(cfqq)) + cfqq->slice_resid = cfq_scaled_group_slice(cfqd, cfqq); + else + cfqq->slice_resid = cfqq->slice_end - jiffies; cfq_log_cfqq(cfqd, cfqq, "resid=%ld", cfqq->slice_resid); } @@ -3284,10 +3295,19 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq, */ static void cfq_preempt_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq) { + struct cfq_queue *old_cfqq = cfqd->active_queue; + cfq_log_cfqq(cfqd, cfqq, "preempt"); cfq_slice_expired(cfqd, 1); /* + * workload type is changed, don't save slice, otherwise preempt + * doesn't happen + */ + if (cfqq_type(old_cfqq) != cfqq_type(cfqq)) + cfqq->cfqg->saved_workload_slice = 0; + + /* * Put the new queue at the front of the of the current list, * so we know that it will be selected next. */ diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h index 9bb69c5..0e4dba0 100644 --- a/drivers/acpi/acpica/acglobal.h +++ b/drivers/acpi/acpica/acglobal.h @@ -228,8 +228,10 @@ ACPI_EXTERN u8 acpi_gbl_global_lock_present; */ ACPI_EXTERN spinlock_t _acpi_gbl_gpe_lock; /* For GPE data structs and registers */ ACPI_EXTERN spinlock_t _acpi_gbl_hardware_lock; /* For ACPI H/W except GPE registers */ +ACPI_EXTERN spinlock_t _acpi_ev_global_lock_pending_lock; /* For global lock */ #define acpi_gbl_gpe_lock &_acpi_gbl_gpe_lock #define acpi_gbl_hardware_lock &_acpi_gbl_hardware_lock +#define acpi_ev_global_lock_pending_lock &_acpi_ev_global_lock_pending_lock /***************************************************************************** * diff --git a/drivers/acpi/acpica/evmisc.c b/drivers/acpi/acpica/evmisc.c index 8e31bb5..38bba66 100644 --- a/drivers/acpi/acpica/evmisc.c +++ b/drivers/acpi/acpica/evmisc.c @@ -293,8 +293,6 @@ static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context) * ******************************************************************************/ static u8 acpi_ev_global_lock_pending; -static spinlock_t _acpi_ev_global_lock_pending_lock; -#define acpi_ev_global_lock_pending_lock &_acpi_ev_global_lock_pending_lock static u32 acpi_ev_global_lock_handler(void *context) { diff --git a/drivers/acpi/acpica/utmutex.c b/drivers/acpi/acpica/utmutex.c index d9efa49..199528f 100644 --- a/drivers/acpi/acpica/utmutex.c +++ b/drivers/acpi/acpica/utmutex.c @@ -85,6 +85,7 @@ acpi_status acpi_ut_mutex_initialize(void) spin_lock_init(acpi_gbl_gpe_lock); spin_lock_init(acpi_gbl_hardware_lock); + spin_lock_init(acpi_ev_global_lock_pending_lock); /* Mutex for _OSI support */ status = acpi_os_create_mutex(&acpi_gbl_osi_mutex); diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c index daa7bc6..abda378 100644 --- a/drivers/acpi/apei/hest.c +++ b/drivers/acpi/apei/hest.c @@ -195,24 +195,24 @@ static int __init setup_hest_disable(char *str) __setup("hest_disable", setup_hest_disable); -static int __init hest_init(void) +void __init acpi_hest_init(void) { acpi_status status; int rc = -ENODEV; unsigned int ghes_count = 0; - if (acpi_disabled) - goto err; - if (hest_disable) { - pr_info(HEST_PFX "HEST tabling parsing is disabled.\n"); - goto err; + pr_info(HEST_PFX "Table parsing disabled.\n"); + return; } + if (acpi_disabled) + goto err; + status = acpi_get_table(ACPI_SIG_HEST, 0, (struct acpi_table_header **)&hest_tab); if (status == AE_NOT_FOUND) { - pr_info(HEST_PFX "Table is not found!\n"); + pr_info(HEST_PFX "Table not found.\n"); goto err; } else if (ACPI_FAILURE(status)) { const char *msg = acpi_format_exception(status); @@ -226,15 +226,11 @@ static int __init hest_init(void) goto err; rc = hest_ghes_dev_register(ghes_count); - if (rc) - goto err; - - pr_info(HEST_PFX "HEST table parsing is initialized.\n"); + if (!rc) { + pr_info(HEST_PFX "Table parsing has been initialized.\n"); + return; + } - return 0; err: hest_disable = 1; - return rc; } - -subsys_initcall(hest_init); diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c index d9926af..5eb25eb 100644 --- a/drivers/acpi/numa.c +++ b/drivers/acpi/numa.c @@ -275,23 +275,19 @@ acpi_table_parse_srat(enum acpi_srat_type id, int __init acpi_numa_init(void) { int ret = 0; - int nr_cpu_entries = nr_cpu_ids; -#ifdef CONFIG_X86 /* * Should not limit number with cpu num that is from NR_CPUS or nr_cpus= * SRAT cpu entries could have different order with that in MADT. * So go over all cpu entries in SRAT to get apicid to node mapping. */ - nr_cpu_entries = MAX_LOCAL_APIC; -#endif /* SRAT: Static Resource Affinity Table */ if (!acpi_table_parse(ACPI_SIG_SRAT, acpi_parse_srat)) { acpi_table_parse_srat(ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY, - acpi_parse_x2apic_affinity, nr_cpu_entries); + acpi_parse_x2apic_affinity, 0); acpi_table_parse_srat(ACPI_SRAT_TYPE_CPU_AFFINITY, - acpi_parse_processor_affinity, nr_cpu_entries); + acpi_parse_processor_affinity, 0); ret = acpi_table_parse_srat(ACPI_SRAT_TYPE_MEMORY_AFFINITY, acpi_parse_memory_affinity, NR_NODE_MEMBLKS); diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index 96668ad..8524939 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -36,6 +36,7 @@ #include <linux/slab.h> #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> +#include <acpi/apei.h> #define PREFIX "ACPI: " @@ -47,6 +48,11 @@ static int acpi_pci_root_add(struct acpi_device *device); static int acpi_pci_root_remove(struct acpi_device *device, int type); static int acpi_pci_root_start(struct acpi_device *device); +#define ACPI_PCIE_REQ_SUPPORT (OSC_EXT_PCI_CONFIG_SUPPORT \ + | OSC_ACTIVE_STATE_PWR_SUPPORT \ + | OSC_CLOCK_PWR_CAPABILITY_SUPPORT \ + | OSC_MSI_SUPPORT) + static const struct acpi_device_id root_device_ids[] = { {"PNP0A03", 0}, {"", 0}, @@ -566,6 +572,33 @@ static int __devinit acpi_pci_root_add(struct acpi_device *device) if (flags != base_flags) acpi_pci_osc_support(root, flags); + if (!pcie_ports_disabled + && (flags & ACPI_PCIE_REQ_SUPPORT) == ACPI_PCIE_REQ_SUPPORT) { + flags = OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL + | OSC_PCI_EXPRESS_NATIVE_HP_CONTROL + | OSC_PCI_EXPRESS_PME_CONTROL; + + if (pci_aer_available()) { + if (aer_acpi_firmware_first()) + dev_dbg(root->bus->bridge, + "PCIe errors handled by BIOS.\n"); + else + flags |= OSC_PCI_EXPRESS_AER_CONTROL; + } + + dev_info(root->bus->bridge, + "Requesting ACPI _OSC control (0x%02x)\n", flags); + + status = acpi_pci_osc_control_set(device->handle, &flags, + OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL); + if (ACPI_SUCCESS(status)) + dev_info(root->bus->bridge, + "ACPI _OSC control (0x%02x) granted\n", flags); + else + dev_dbg(root->bus->bridge, + "ACPI _OSC request failed (code %d)\n", status); + } + pci_acpi_add_bus_pm_notifier(device, root->bus); if (device->wakeup.flags.run_wake) device_set_run_wake(root->bus->bridge, true); @@ -600,6 +633,8 @@ static int acpi_pci_root_remove(struct acpi_device *device, int type) static int __init acpi_pci_root_init(void) { + acpi_hest_init(); + if (acpi_pci_disabled) return 0; diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 07e9796..857df10 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -717,8 +717,8 @@ static const struct intel_agp_driver_description { { PCI_DEVICE_ID_INTEL_82820_UP_HB, "i820", &intel_820_driver }, { PCI_DEVICE_ID_INTEL_82830_HB, "830M", &intel_830mp_driver }, { PCI_DEVICE_ID_INTEL_82840_HB, "i840", &intel_840_driver }, - { PCI_DEVICE_ID_INTEL_82845_HB, "845G", &intel_845_driver }, - { PCI_DEVICE_ID_INTEL_82845G_HB, "830M", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82845_HB, "i845", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82845G_HB, "845G", &intel_845_driver }, { PCI_DEVICE_ID_INTEL_82850_HB, "i850", &intel_850_driver }, { PCI_DEVICE_ID_INTEL_82854_HB, "854", &intel_845_driver }, { PCI_DEVICE_ID_INTEL_82855PM_HB, "855PM", &intel_845_driver }, diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index e921b69..826ab09 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -1361,7 +1361,7 @@ static const struct intel_gtt_driver_description { &i81x_gtt_driver}, { PCI_DEVICE_ID_INTEL_82830_CGC, "830M", &i8xx_gtt_driver}, - { PCI_DEVICE_ID_INTEL_82845G_IG, "830M", + { PCI_DEVICE_ID_INTEL_82845G_IG, "845G", &i8xx_gtt_driver}, { PCI_DEVICE_ID_INTEL_82854_IG, "854", &i8xx_gtt_driver}, diff --git a/drivers/gpio/cs5535-gpio.c b/drivers/gpio/cs5535-gpio.c index 815d98b2..0d05ea7 100644 --- a/drivers/gpio/cs5535-gpio.c +++ b/drivers/gpio/cs5535-gpio.c @@ -11,14 +11,13 @@ #include <linux/kernel.h> #include <linux/spinlock.h> #include <linux/module.h> -#include <linux/pci.h> +#include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/io.h> #include <linux/cs5535.h> #include <asm/msr.h> #define DRV_NAME "cs5535-gpio" -#define GPIO_BAR 1 /* * Some GPIO pins @@ -47,7 +46,7 @@ static struct cs5535_gpio_chip { struct gpio_chip chip; resource_size_t base; - struct pci_dev *pdev; + struct platform_device *pdev; spinlock_t lock; } cs5535_gpio_chip; @@ -301,10 +300,10 @@ static struct cs5535_gpio_chip cs5535_gpio_chip = { }, }; -static int __init cs5535_gpio_probe(struct pci_dev *pdev, - const struct pci_device_id *pci_id) +static int __devinit cs5535_gpio_probe(struct platform_device *pdev) { - int err; + struct resource *res; + int err = -EIO; ulong mask_orig = mask; /* There are two ways to get the GPIO base address; one is by @@ -314,25 +313,23 @@ static int __init cs5535_gpio_probe(struct pci_dev *pdev, * it turns out to be unreliable in the face of crappy BIOSes, we * can always go back to using MSRs.. */ - err = pci_enable_device_io(pdev); - if (err) { - dev_err(&pdev->dev, "can't enable device IO\n"); + res = platform_get_resource(pdev, IORESOURCE_IO, 0); + if (!res) { + dev_err(&pdev->dev, "can't fetch device resource info\n"); goto done; } - err = pci_request_region(pdev, GPIO_BAR, DRV_NAME); - if (err) { - dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", GPIO_BAR); + if (!request_region(res->start, resource_size(res), pdev->name)) { + dev_err(&pdev->dev, "can't request region\n"); goto done; } /* set up the driver-specific struct */ - cs5535_gpio_chip.base = pci_resource_start(pdev, GPIO_BAR); + cs5535_gpio_chip.base = res->start; cs5535_gpio_chip.pdev = pdev; spin_lock_init(&cs5535_gpio_chip.lock); - dev_info(&pdev->dev, "allocated PCI BAR #%d: base 0x%llx\n", GPIO_BAR, - (unsigned long long) cs5535_gpio_chip.base); + dev_info(&pdev->dev, "reserved resource region %pR\n", res); /* mask out reserved pins */ mask &= 0x1F7FFFFF; @@ -350,78 +347,49 @@ static int __init cs5535_gpio_probe(struct pci_dev *pdev, if (err) goto release_region; - dev_info(&pdev->dev, DRV_NAME ": GPIO support successfully loaded.\n"); + dev_info(&pdev->dev, "GPIO support successfully loaded.\n"); return 0; release_region: - pci_release_region(pdev, GPIO_BAR); + release_region(res->start, resource_size(res)); done: return err; } -static void __exit cs5535_gpio_remove(struct pci_dev *pdev) +static int __devexit cs5535_gpio_remove(struct platform_device *pdev) { + struct resource *r; int err; err = gpiochip_remove(&cs5535_gpio_chip.chip); if (err) { /* uhh? */ dev_err(&pdev->dev, "unable to remove gpio_chip?\n"); + return err; } - pci_release_region(pdev, GPIO_BAR); -} - -static struct pci_device_id cs5535_gpio_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) }, - { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) }, - { 0, }, -}; -MODULE_DEVICE_TABLE(pci, cs5535_gpio_pci_tbl); -/* - * We can't use the standard PCI driver registration stuff here, since - * that allows only one driver to bind to each PCI device (and we want - * multiple drivers to be able to bind to the device). Instead, manually - * scan for the PCI device, request a single region, and keep track of the - * devices that we're using. - */ - -static int __init cs5535_gpio_scan_pci(void) -{ - struct pci_dev *pdev; - int err = -ENODEV; - int i; - - for (i = 0; i < ARRAY_SIZE(cs5535_gpio_pci_tbl); i++) { - pdev = pci_get_device(cs5535_gpio_pci_tbl[i].vendor, - cs5535_gpio_pci_tbl[i].device, NULL); - if (pdev) { - err = cs5535_gpio_probe(pdev, &cs5535_gpio_pci_tbl[i]); - if (err) - pci_dev_put(pdev); - - /* we only support a single CS5535/6 southbridge */ - break; - } - } - - return err; + r = platform_get_resource(pdev, IORESOURCE_IO, 0); + release_region(r->start, resource_size(r)); + return 0; } -static void __exit cs5535_gpio_free_pci(void) -{ - cs5535_gpio_remove(cs5535_gpio_chip.pdev); - pci_dev_put(cs5535_gpio_chip.pdev); -} +static struct platform_driver cs5535_gpio_drv = { + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, + .probe = cs5535_gpio_probe, + .remove = __devexit_p(cs5535_gpio_remove), +}; static int __init cs5535_gpio_init(void) { - return cs5535_gpio_scan_pci(); + return platform_driver_register(&cs5535_gpio_drv); } static void __exit cs5535_gpio_exit(void) { - cs5535_gpio_free_pci(); + platform_driver_unregister(&cs5535_gpio_drv); } module_init(cs5535_gpio_init); @@ -430,3 +398,4 @@ module_exit(cs5535_gpio_exit); MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>"); MODULE_DESCRIPTION("AMD CS5535/CS5536 GPIO driver"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:" DRV_NAME); diff --git a/drivers/gpio/timbgpio.c b/drivers/gpio/timbgpio.c index 349131e..58c8f30 100644 --- a/drivers/gpio/timbgpio.c +++ b/drivers/gpio/timbgpio.c @@ -193,13 +193,13 @@ out: return ret; } -static void timbgpio_irq(struct irq_data *d, struct irq_desc *desc) +static void timbgpio_irq(unsigned int irq, struct irq_desc *desc) { - struct timbgpio *tgpio = irq_data_get_irq_data(d); + struct timbgpio *tgpio = get_irq_data(irq); unsigned long ipr; int offset; - desc->irq_data.chip->ack(irq_get_irq_data(d)); + desc->irq_data.chip->irq_ack(irq_get_irq_data(irq)); ipr = ioread32(tgpio->membase + TGPIO_IPR); iowrite32(ipr, tgpio->membase + TGPIO_ICR); diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 0307d60..5c4f9b9 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -607,25 +607,6 @@ void drm_fb_helper_fini(struct drm_fb_helper *fb_helper) } EXPORT_SYMBOL(drm_fb_helper_fini); -void drm_fb_helper_fill_fix(struct fb_info *info, struct drm_framebuffer *fb) -{ - info->fix.type = FB_TYPE_PACKED_PIXELS; - info->fix.visual = fb->depth == 8 ? FB_VISUAL_PSEUDOCOLOR : - FB_VISUAL_TRUECOLOR; - info->fix.mmio_start = 0; - info->fix.mmio_len = 0; - info->fix.type_aux = 0; - info->fix.xpanstep = 1; /* doing it in hw */ - info->fix.ypanstep = 1; /* doing it in hw */ - info->fix.ywrapstep = 0; - info->fix.accel = FB_ACCEL_NONE; - info->fix.type_aux = 0; - - info->fix.line_length = fb->pitch; - return; -} -EXPORT_SYMBOL(drm_fb_helper_fill_fix); - static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green, u16 blue, u16 regno, struct fb_info *info) { @@ -835,7 +816,6 @@ int drm_fb_helper_set_par(struct fb_info *info) mutex_unlock(&dev->mode_config.mutex); return ret; } - drm_fb_helper_fill_fix(info, fb_helper->fb); } mutex_unlock(&dev->mode_config.mutex); @@ -973,7 +953,6 @@ int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper, if (new_fb) { info->var.pixclock = 0; - drm_fb_helper_fill_fix(info, fb_helper->fb); if (register_framebuffer(info) < 0) { return -EINVAL; } @@ -1000,6 +979,26 @@ int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper, } EXPORT_SYMBOL(drm_fb_helper_single_fb_probe); +void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, + uint32_t depth) +{ + info->fix.type = FB_TYPE_PACKED_PIXELS; + info->fix.visual = depth == 8 ? FB_VISUAL_PSEUDOCOLOR : + FB_VISUAL_TRUECOLOR; + info->fix.mmio_start = 0; + info->fix.mmio_len = 0; + info->fix.type_aux = 0; + info->fix.xpanstep = 1; /* doing it in hw */ + info->fix.ypanstep = 1; /* doing it in hw */ + info->fix.ywrapstep = 0; + info->fix.accel = FB_ACCEL_NONE; + info->fix.type_aux = 0; + + info->fix.line_length = pitch; + return; +} +EXPORT_SYMBOL(drm_fb_helper_fill_fix); + void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper, uint32_t fb_width, uint32_t fb_height) { diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 19a3d58..3601466 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -703,7 +703,7 @@ static void print_error_buffers(struct seq_file *m, seq_printf(m, "%s [%d]:\n", name, count); while (count--) { - seq_printf(m, " %08x %8zd %04x %04x %08x%s%s%s%s%s%s", + seq_printf(m, " %08x %8u %04x %04x %08x%s%s%s%s%s%s", err->gtt_offset, err->size, err->read_domains, diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 0de75a2..72fea2b 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -49,6 +49,9 @@ module_param_named(powersave, i915_powersave, int, 0600); unsigned int i915_lvds_downclock = 0; module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); +unsigned int i915_panel_use_ssc = 1; +module_param_named(lvds_use_ssc, i915_panel_use_ssc, int, 0600); + bool i915_try_reset = true; module_param_named(reset, i915_try_reset, bool, 0600); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 385fc7e..5969f46 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -954,6 +954,7 @@ extern int i915_max_ioctl; extern unsigned int i915_fbpercrtc; extern unsigned int i915_powersave; extern unsigned int i915_lvds_downclock; +extern unsigned int i915_panel_use_ssc; extern int i915_suspend(struct drm_device *dev, pm_message_t state); extern int i915_resume(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index e698343..dcfdf41 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -464,8 +464,6 @@ i915_gem_execbuffer_relocate(struct drm_device *dev, int ret; list_for_each_entry(obj, objects, exec_list) { - obj->base.pending_read_domains = 0; - obj->base.pending_write_domain = 0; ret = i915_gem_execbuffer_relocate_object(obj, eb); if (ret) return ret; @@ -505,6 +503,9 @@ i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring, list_move(&obj->exec_list, &ordered_objects); else list_move_tail(&obj->exec_list, &ordered_objects); + + obj->base.pending_read_domains = 0; + obj->base.pending_write_domain = 0; } list_splice(&ordered_objects, objects); @@ -636,6 +637,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev, { struct drm_i915_gem_relocation_entry *reloc; struct drm_i915_gem_object *obj; + int *reloc_offset; int i, total, ret; /* We may process another execbuffer during the unlock... */ @@ -653,8 +655,11 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev, for (i = 0; i < count; i++) total += exec[i].relocation_count; + reloc_offset = drm_malloc_ab(count, sizeof(*reloc_offset)); reloc = drm_malloc_ab(total, sizeof(*reloc)); - if (reloc == NULL) { + if (reloc == NULL || reloc_offset == NULL) { + drm_free_large(reloc); + drm_free_large(reloc_offset); mutex_lock(&dev->struct_mutex); return -ENOMEM; } @@ -672,6 +677,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev, goto err; } + reloc_offset[i] = total; total += exec[i].relocation_count; } @@ -705,17 +711,12 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev, if (ret) goto err; - total = 0; list_for_each_entry(obj, objects, exec_list) { - obj->base.pending_read_domains = 0; - obj->base.pending_write_domain = 0; + int offset = obj->exec_entry - exec; ret = i915_gem_execbuffer_relocate_object_slow(obj, eb, - reloc + total); + reloc + reloc_offset[offset]); if (ret) goto err; - - total += exec->relocation_count; - exec++; } /* Leave the user relocations as are, this is the painfully slow path, @@ -726,6 +727,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev, err: drm_free_large(reloc); + drm_free_large(reloc_offset); return ret; } @@ -770,7 +772,8 @@ i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj, if (from == NULL || to == from) return 0; - if (INTEL_INFO(obj->base.dev)->gen < 6) + /* XXX gpu semaphores are currently causing hard hangs on SNB mobile */ + if (INTEL_INFO(obj->base.dev)->gen < 6 || IS_MOBILE(obj->base.dev)) return i915_gem_object_wait_rendering(obj, true); idx = intel_ring_sync_index(from, to); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index e418e8b..b8e509a 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -720,7 +720,7 @@ i915_error_first_batchbuffer(struct drm_i915_private *dev_priv, if (obj->ring != ring) continue; - if (!i915_seqno_passed(obj->last_rendering_seqno, seqno)) + if (i915_seqno_passed(seqno, obj->last_rendering_seqno)) continue; if ((obj->base.read_domains & I915_GEM_DOMAIN_COMMAND) == 0) diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index b0b1200..0b44956 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -264,17 +264,12 @@ parse_general_features(struct drm_i915_private *dev_priv, dev_priv->int_crt_support = general->int_crt_support; dev_priv->lvds_use_ssc = general->enable_ssc; - if (dev_priv->lvds_use_ssc) { - if (IS_I85X(dev)) - dev_priv->lvds_ssc_freq = - general->ssc_freq ? 66 : 48; - else if (IS_GEN5(dev) || IS_GEN6(dev)) - dev_priv->lvds_ssc_freq = - general->ssc_freq ? 100 : 120; - else - dev_priv->lvds_ssc_freq = - general->ssc_freq ? 100 : 96; - } + if (IS_I85X(dev)) + dev_priv->lvds_ssc_freq = general->ssc_freq ? 66 : 48; + else if (IS_GEN5(dev) || IS_GEN6(dev)) + dev_priv->lvds_ssc_freq = general->ssc_freq ? 100 : 120; + else + dev_priv->lvds_ssc_freq = general->ssc_freq ? 100 : 96; } } diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 25d9688..98967f3 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3822,6 +3822,11 @@ static void intel_update_watermarks(struct drm_device *dev) sr_hdisplay, sr_htotal, pixel_size); } +static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv) +{ + return dev_priv->lvds_use_ssc && i915_panel_use_ssc; +} + static int intel_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode, @@ -3884,7 +3889,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, num_connectors++; } - if (is_lvds && dev_priv->lvds_use_ssc && num_connectors < 2) { + if (is_lvds && intel_panel_use_ssc(dev_priv) && num_connectors < 2) { refclk = dev_priv->lvds_ssc_freq * 1000; DRM_DEBUG_KMS("using SSC reference clock of %d MHz\n", refclk / 1000); @@ -4059,7 +4064,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, udelay(200); if (has_edp_encoder) { - if (dev_priv->lvds_use_ssc) { + if (intel_panel_use_ssc(dev_priv)) { temp |= DREF_SSC1_ENABLE; I915_WRITE(PCH_DREF_CONTROL, temp); @@ -4070,13 +4075,13 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, /* Enable CPU source on CPU attached eDP */ if (!intel_encoder_is_pch_edp(&has_edp_encoder->base)) { - if (dev_priv->lvds_use_ssc) + if (intel_panel_use_ssc(dev_priv)) temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD; else temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD; } else { /* Enable SSC on PCH eDP if needed */ - if (dev_priv->lvds_use_ssc) { + if (intel_panel_use_ssc(dev_priv)) { DRM_ERROR("enabling SSC on PCH\n"); temp |= DREF_SUPERSPREAD_SOURCE_ENABLE; } @@ -4104,7 +4109,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, int factor = 21; if (is_lvds) { - if ((dev_priv->lvds_use_ssc && + if ((intel_panel_use_ssc(dev_priv) && dev_priv->lvds_ssc_freq == 100) || (I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP) factor = 25; @@ -4183,7 +4188,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, /* XXX: just matching BIOS for now */ /* dpll |= PLL_REF_INPUT_TVCLKINBC; */ dpll |= 3; - else if (is_lvds && dev_priv->lvds_use_ssc && num_connectors < 2) + else if (is_lvds && intel_panel_use_ssc(dev_priv) && num_connectors < 2) dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN; else dpll |= PLL_REF_INPUT_DREFCLK; diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c index ee145a2..5127827 100644 --- a/drivers/gpu/drm/i915/intel_fb.c +++ b/drivers/gpu/drm/i915/intel_fb.c @@ -148,6 +148,7 @@ static int intelfb_create(struct intel_fbdev *ifbdev, // memset(info->screen_base, 0, size); + drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); drm_fb_helper_fill_var(info, &ifbdev->helper, sizes->fb_width, sizes->fb_height); info->pixmap.size = 64*1024; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 8f4f6bd..ace8d5d 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -704,6 +704,14 @@ static const struct dmi_system_id intel_no_lvds[] = { }, { .callback = intel_no_lvds_dmi_callback, + .ident = "AOpen i915GMm-HFS", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "AOpen"), + DMI_MATCH(DMI_BOARD_NAME, "i915GMm-HFS"), + }, + }, + { + .callback = intel_no_lvds_dmi_callback, .ident = "Aopen i945GTt-VFA", .matches = { DMI_MATCH(DMI_PRODUCT_VERSION, "AO00001JW"), diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index e00d200..c65992d 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -278,6 +278,6 @@ void intel_panel_setup_backlight(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; - dev_priv->backlight_level = intel_panel_get_max_backlight(dev); + dev_priv->backlight_level = intel_panel_get_backlight(dev); dev_priv->backlight_enabled = dev_priv->backlight_level != 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index a26d047..6d56a54 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -359,6 +359,7 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo); info->screen_size = size; + drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); drm_fb_helper_fill_var(info, &nfbdev->helper, sizes->fb_width, sizes->fb_height); /* Set aperture base/size for vesafb takeover */ diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index ca32e9c..66324b5 100644 --- a/drivers/gpu/drm/radeon/radeon_fb.c +++ b/drivers/gpu/drm/radeon/radeon_fb.c @@ -225,6 +225,8 @@ static int radeonfb_create(struct radeon_fbdev *rfbdev, strcpy(info->fix.id, "radeondrmfb"); + drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); + info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT; info->fbops = &radeonfb_ops; diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c index 53fab51..986e5f6 100644 --- a/drivers/i2c/busses/scx200_acb.c +++ b/drivers/i2c/busses/scx200_acb.c @@ -29,6 +29,7 @@ #include <linux/init.h> #include <linux/i2c.h> #include <linux/pci.h> +#include <linux/platform_device.h> #include <linux/delay.h> #include <linux/mutex.h> #include <linux/slab.h> @@ -40,6 +41,7 @@ MODULE_AUTHOR("Christer Weinigel <wingel@nano-system.com>"); MODULE_DESCRIPTION("NatSemi SCx200 ACCESS.bus Driver"); +MODULE_ALIAS("platform:cs5535-smb"); MODULE_LICENSE("GPL"); #define MAX_DEVICES 4 @@ -84,10 +86,6 @@ struct scx200_acb_iface { u8 *ptr; char needs_reset; unsigned len; - - /* PCI device info */ - struct pci_dev *pdev; - int bar; }; /* Register Definitions */ @@ -391,7 +389,7 @@ static const struct i2c_algorithm scx200_acb_algorithm = { static struct scx200_acb_iface *scx200_acb_list; static DEFINE_MUTEX(scx200_acb_list_mutex); -static __init int scx200_acb_probe(struct scx200_acb_iface *iface) +static __devinit int scx200_acb_probe(struct scx200_acb_iface *iface) { u8 val; @@ -427,7 +425,7 @@ static __init int scx200_acb_probe(struct scx200_acb_iface *iface) return 0; } -static __init struct scx200_acb_iface *scx200_create_iface(const char *text, +static __devinit struct scx200_acb_iface *scx200_create_iface(const char *text, struct device *dev, int index) { struct scx200_acb_iface *iface; @@ -452,7 +450,7 @@ static __init struct scx200_acb_iface *scx200_create_iface(const char *text, return iface; } -static int __init scx200_acb_create(struct scx200_acb_iface *iface) +static int __devinit scx200_acb_create(struct scx200_acb_iface *iface) { struct i2c_adapter *adapter; int rc; @@ -472,183 +470,145 @@ static int __init scx200_acb_create(struct scx200_acb_iface *iface) return -ENODEV; } - mutex_lock(&scx200_acb_list_mutex); - iface->next = scx200_acb_list; - scx200_acb_list = iface; - mutex_unlock(&scx200_acb_list_mutex); + if (!adapter->dev.parent) { + /* If there's no dev, we're tracking (ISA) ifaces manually */ + mutex_lock(&scx200_acb_list_mutex); + iface->next = scx200_acb_list; + scx200_acb_list = iface; + mutex_unlock(&scx200_acb_list_mutex); + } return 0; } -static __init int scx200_create_pci(const char *text, struct pci_dev *pdev, - int bar) +static struct scx200_acb_iface * __devinit scx200_create_dev(const char *text, + unsigned long base, int index, struct device *dev) { struct scx200_acb_iface *iface; int rc; - iface = scx200_create_iface(text, &pdev->dev, 0); + iface = scx200_create_iface(text, dev, index); if (iface == NULL) - return -ENOMEM; - - iface->pdev = pdev; - iface->bar = bar; - - rc = pci_enable_device_io(iface->pdev); - if (rc) - goto errout_free; + return NULL; - rc = pci_request_region(iface->pdev, iface->bar, iface->adapter.name); - if (rc) { - printk(KERN_ERR NAME ": can't allocate PCI BAR %d\n", - iface->bar); + if (!request_region(base, 8, iface->adapter.name)) { + printk(KERN_ERR NAME ": can't allocate io 0x%lx-0x%lx\n", + base, base + 8 - 1); goto errout_free; } - iface->base = pci_resource_start(iface->pdev, iface->bar); + iface->base = base; rc = scx200_acb_create(iface); if (rc == 0) - return 0; + return iface; - pci_release_region(iface->pdev, iface->bar); - pci_dev_put(iface->pdev); + release_region(base, 8); errout_free: kfree(iface); - return rc; + return NULL; } -static int __init scx200_create_isa(const char *text, unsigned long base, - int index) +static int __devinit scx200_probe(struct platform_device *pdev) { struct scx200_acb_iface *iface; - int rc; - - iface = scx200_create_iface(text, NULL, index); - - if (iface == NULL) - return -ENOMEM; + struct resource *res; - if (!request_region(base, 8, iface->adapter.name)) { - printk(KERN_ERR NAME ": can't allocate io 0x%lx-0x%lx\n", - base, base + 8 - 1); - rc = -EBUSY; - goto errout_free; + res = platform_get_resource(pdev, IORESOURCE_IO, 0); + if (!res) { + dev_err(&pdev->dev, "can't fetch device resource info\n"); + return -ENODEV; } - iface->base = base; - rc = scx200_acb_create(iface); + iface = scx200_create_dev("CS5535", res->start, 0, &pdev->dev); + if (!iface) + return -EIO; - if (rc == 0) - return 0; + dev_info(&pdev->dev, "SCx200 device '%s' registered\n", + iface->adapter.name); + platform_set_drvdata(pdev, iface); - release_region(base, 8); - errout_free: - kfree(iface); - return rc; + return 0; } -/* Driver data is an index into the scx200_data array that indicates - * the name and the BAR where the I/O address resource is located. ISA - * devices are flagged with a bar value of -1 */ - -static const struct pci_device_id scx200_pci[] __initconst = { - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE), - .driver_data = 0 }, - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE), - .driver_data = 0 }, - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA), - .driver_data = 1 }, - { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA), - .driver_data = 2 }, - { 0, } -}; - -static struct { - const char *name; - int bar; -} scx200_data[] = { - { "SCx200", -1 }, - { "CS5535", 0 }, - { "CS5536", 0 } -}; +static void __devexit scx200_cleanup_iface(struct scx200_acb_iface *iface) +{ + i2c_del_adapter(&iface->adapter); + release_region(iface->base, 8); + kfree(iface); +} -static __init int scx200_scan_pci(void) +static int __devexit scx200_remove(struct platform_device *pdev) { - int data, dev; - int rc = -ENODEV; - struct pci_dev *pdev; + struct scx200_acb_iface *iface; - for(dev = 0; dev < ARRAY_SIZE(scx200_pci); dev++) { - pdev = pci_get_device(scx200_pci[dev].vendor, - scx200_pci[dev].device, NULL); + iface = platform_get_drvdata(pdev); + platform_set_drvdata(pdev, NULL); + scx200_cleanup_iface(iface); - if (pdev == NULL) - continue; + return 0; +} - data = scx200_pci[dev].driver_data; +static struct platform_driver scx200_pci_drv = { + .driver = { + .name = "cs5535-smb", + .owner = THIS_MODULE, + }, + .probe = scx200_probe, + .remove = __devexit_p(scx200_remove), +}; - /* if .bar is greater or equal to zero, this is a - * PCI device - otherwise, we assume - that the ports are ISA based - */ +static const struct pci_device_id scx200_isa[] __initconst = { + { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE) }, + { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE) }, + { 0, } +}; - if (scx200_data[data].bar >= 0) - rc = scx200_create_pci(scx200_data[data].name, pdev, - scx200_data[data].bar); - else { - int i; +static __init void scx200_scan_isa(void) +{ + int i; - pci_dev_put(pdev); - for (i = 0; i < MAX_DEVICES; ++i) { - if (base[i] == 0) - continue; + if (!pci_dev_present(scx200_isa)) + return; - rc = scx200_create_isa(scx200_data[data].name, - base[i], - i); - } - } + for (i = 0; i < MAX_DEVICES; ++i) { + if (base[i] == 0) + continue; - break; + /* XXX: should we care about failures? */ + scx200_create_dev("SCx200", base[i], i, NULL); } - - return rc; } static int __init scx200_acb_init(void) { - int rc; - pr_debug(NAME ": NatSemi SCx200 ACCESS.bus Driver\n"); - rc = scx200_scan_pci(); + /* First scan for ISA-based devices */ + scx200_scan_isa(); /* XXX: should we care about errors? */ /* If at least one bus was created, init must succeed */ if (scx200_acb_list) return 0; - return rc; + + /* No ISA devices; register the platform driver for PCI-based devices */ + return platform_driver_register(&scx200_pci_drv); } static void __exit scx200_acb_cleanup(void) { struct scx200_acb_iface *iface; + platform_driver_unregister(&scx200_pci_drv); + mutex_lock(&scx200_acb_list_mutex); while ((iface = scx200_acb_list) != NULL) { scx200_acb_list = iface->next; mutex_unlock(&scx200_acb_list_mutex); - i2c_del_adapter(&iface->adapter); - - if (iface->pdev) { - pci_release_region(iface->pdev, iface->bar); - pci_dev_put(iface->pdev); - } - else - release_region(iface->base, 8); + scx200_cleanup_iface(iface); - kfree(iface); mutex_lock(&scx200_acb_list_mutex); } mutex_unlock(&scx200_acb_list_mutex); diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index c7db698..f0bd5bc 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -196,88 +196,60 @@ static int i2c_device_pm_suspend(struct device *dev) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; - if (pm) { - if (pm_runtime_suspended(dev)) - return 0; - else - return pm->suspend ? pm->suspend(dev) : 0; - } - - return i2c_legacy_suspend(dev, PMSG_SUSPEND); + if (pm) + return pm_generic_suspend(dev); + else + return i2c_legacy_suspend(dev, PMSG_SUSPEND); } static int i2c_device_pm_resume(struct device *dev) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; - int ret; if (pm) - ret = pm->resume ? pm->resume(dev) : 0; + return pm_generic_resume(dev); else - ret = i2c_legacy_resume(dev); - - return ret; + return i2c_legacy_resume(dev); } static int i2c_device_pm_freeze(struct device *dev) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; - if (pm) { - if (pm_runtime_suspended(dev)) - return 0; - else - return pm->freeze ? pm->freeze(dev) : 0; - } - - return i2c_legacy_suspend(dev, PMSG_FREEZE); + if (pm) + return pm_generic_freeze(dev); + else + return i2c_legacy_suspend(dev, PMSG_FREEZE); } static int i2c_device_pm_thaw(struct device *dev) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; - if (pm) { - if (pm_runtime_suspended(dev)) - return 0; - else - return pm->thaw ? pm->thaw(dev) : 0; - } - - return i2c_legacy_resume(dev); + if (pm) + return pm_generic_thaw(dev); + else + return i2c_legacy_resume(dev); } static int i2c_device_pm_poweroff(struct device *dev) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; - if (pm) { - if (pm_runtime_suspended(dev)) - return 0; - else - return pm->poweroff ? pm->poweroff(dev) : 0; - } - - return i2c_legacy_suspend(dev, PMSG_HIBERNATE); + if (pm) + return pm_generic_poweroff(dev); + else + return i2c_legacy_suspend(dev, PMSG_HIBERNATE); } static int i2c_device_pm_restore(struct device *dev) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; - int ret; if (pm) - ret = pm->restore ? pm->restore(dev) : 0; + return pm_generic_restore(dev); else - ret = i2c_legacy_resume(dev); - - if (!ret) { - pm_runtime_disable(dev); - pm_runtime_set_active(dev); - pm_runtime_enable(dev); - } - - return ret; + return i2c_legacy_resume(dev); } #else /* !CONFIG_PM_SLEEP */ #define i2c_device_pm_suspend NULL @@ -1021,6 +993,14 @@ static int i2c_do_del_adapter(struct i2c_driver *driver, static int __unregister_client(struct device *dev, void *dummy) { struct i2c_client *client = i2c_verify_client(dev); + if (client && strcmp(client->name, "dummy")) + i2c_unregister_device(client); + return 0; +} + +static int __unregister_dummy(struct device *dev, void *dummy) +{ + struct i2c_client *client = i2c_verify_client(dev); if (client) i2c_unregister_device(client); return 0; @@ -1075,8 +1055,12 @@ int i2c_del_adapter(struct i2c_adapter *adap) mutex_unlock(&adap->userspace_clients_lock); /* Detach any active clients. This can't fail, thus we do not - checking the returned value. */ + * check the returned value. This is a two-pass process, because + * we can't remove the dummy devices during the first pass: they + * could have been instantiated by real devices wishing to clean + * them up properly, so we give them a chance to do that first. */ res = device_for_each_child(&adap->dev, NULL, __unregister_client); + res = device_for_each_child(&adap->dev, NULL, __unregister_dummy); #ifdef CONFIG_I2C_COMPAT class_compat_remove_link(i2c_adapter_compat_class, &adap->dev, @@ -1140,6 +1124,14 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver) if (res) return res; + /* Drivers should switch to dev_pm_ops instead. */ + if (driver->suspend) + pr_warn("i2c-core: driver [%s] using legacy suspend method\n", + driver->driver.name); + if (driver->resume) + pr_warn("i2c-core: driver [%s] using legacy resume method\n", + driver->driver.name); + pr_debug("i2c-core: driver [%s] registered\n", driver->driver.name); INIT_LIST_HEAD(&driver->clients); diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index dffa0ac..38e4eb1 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -350,6 +350,7 @@ static void close_dev(struct dm_dev_internal *d, struct mapped_device *md) if (!d->dm_dev.bdev) return; + bd_unlink_disk_holder(d->dm_dev.bdev, dm_disk(md)); blkdev_put(d->dm_dev.bdev, d->dm_dev.mode | FMODE_EXCL); d->dm_dev.bdev = NULL; } diff --git a/drivers/md/md.c b/drivers/md/md.c index cf8594c..b76cfc8 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1912,6 +1912,7 @@ static void unbind_rdev_from_array(mdk_rdev_t * rdev) MD_BUG(); return; } + bd_unlink_disk_holder(rdev->bdev, rdev->mddev->gendisk); list_del_rcu(&rdev->same_set); printk(KERN_INFO "md: unbind<%s>\n", bdevname(rdev->bdev,b)); rdev->mddev = NULL; diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c index 789087c..49f1b8f 100644 --- a/drivers/media/video/cafe_ccic.c +++ b/drivers/media/video/cafe_ccic.c @@ -2184,9 +2184,7 @@ static int cafe_pci_resume(struct pci_dev *pdev) struct cafe_camera *cam = to_cam(v4l2_dev); int ret = 0; - ret = pci_restore_state(pdev); - if (ret) - return ret; + pci_restore_state(pdev); ret = pci_enable_device(pdev); if (ret) { diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c index 20895e7..793300c 100644 --- a/drivers/mfd/88pm860x-core.c +++ b/drivers/mfd/88pm860x-core.c @@ -361,12 +361,6 @@ static struct pm860x_irq_data pm860x_irqs[] = { }, }; -static inline struct pm860x_irq_data *irq_to_pm860x(struct pm860x_chip *chip, - int irq) -{ - return &pm860x_irqs[irq - chip->irq_base]; -} - static irqreturn_t pm860x_irq(int irq, void *data) { struct pm860x_chip *chip = data; @@ -388,16 +382,16 @@ static irqreturn_t pm860x_irq(int irq, void *data) return IRQ_HANDLED; } -static void pm860x_irq_lock(unsigned int irq) +static void pm860x_irq_lock(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); mutex_lock(&chip->irq_lock); } -static void pm860x_irq_sync_unlock(unsigned int irq) +static void pm860x_irq_sync_unlock(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); struct pm860x_irq_data *irq_data; struct i2c_client *i2c; static unsigned char cached[3] = {0x0, 0x0, 0x0}; @@ -439,25 +433,25 @@ static void pm860x_irq_sync_unlock(unsigned int irq) mutex_unlock(&chip->irq_lock); } -static void pm860x_irq_enable(unsigned int irq) +static void pm860x_irq_enable(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); - pm860x_irqs[irq - chip->irq_base].enable - = pm860x_irqs[irq - chip->irq_base].offs; + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); + pm860x_irqs[data->irq - chip->irq_base].enable + = pm860x_irqs[data->irq - chip->irq_base].offs; } -static void pm860x_irq_disable(unsigned int irq) +static void pm860x_irq_disable(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); - pm860x_irqs[irq - chip->irq_base].enable = 0; + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); + pm860x_irqs[data->irq - chip->irq_base].enable = 0; } static struct irq_chip pm860x_irq_chip = { .name = "88pm860x", - .bus_lock = pm860x_irq_lock, - .bus_sync_unlock = pm860x_irq_sync_unlock, - .enable = pm860x_irq_enable, - .disable = pm860x_irq_disable, + .irq_bus_lock = pm860x_irq_lock, + .irq_bus_sync_unlock = pm860x_irq_sync_unlock, + .irq_enable = pm860x_irq_enable, + .irq_disable = pm860x_irq_disable, }; static int __devinit device_gpadc_init(struct pm860x_chip *chip, diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index da9d297..fd01836 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -496,13 +496,13 @@ config EZX_PCAP config AB8500_CORE bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" - depends on GENERIC_HARDIRQS && ABX500_CORE && SPI_MASTER && ARCH_U8500 + depends on GENERIC_HARDIRQS && ABX500_CORE select MFD_CORE help Select this option to enable access to AB8500 power management - chip. This connects to U8500 either on the SSP/SPI bus - or the I2C bus via PRCMU. It also adds the irq_chip - parts for handling the Mixed Signal chip events. + chip. This connects to U8500 either on the SSP/SPI bus (deprecated + since hardware version v1.0) or the I2C bus via PRCMU. It also adds + the irq_chip parts for handling the Mixed Signal chip events. This chip embeds various other multimedia funtionalities as well. config AB8500_I2C_CORE @@ -537,6 +537,14 @@ config AB3550_CORE LEDs, vibrator, system power and temperature, power management and ALSA sound. +config MFD_CS5535 + tristate "Support for CS5535 and CS5536 southbridge core functions" + select MFD_CORE + depends on PCI + ---help--- + This is the core driver for CS5535/CS5536 MFD functions. This is + necessary for using the board's GPIO and MFGPT functionality. + config MFD_TIMBERDALE tristate "Support for the Timberdale FPGA" select MFD_CORE diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 848e7ea..a54e2c7 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -70,7 +70,7 @@ obj-$(CONFIG_ABX500_CORE) += abx500-core.o obj-$(CONFIG_AB3100_CORE) += ab3100-core.o obj-$(CONFIG_AB3100_OTP) += ab3100-otp.o obj-$(CONFIG_AB3550_CORE) += ab3550-core.o -obj-$(CONFIG_AB8500_CORE) += ab8500-core.o ab8500-spi.o +obj-$(CONFIG_AB8500_CORE) += ab8500-core.o obj-$(CONFIG_AB8500_I2C_CORE) += ab8500-i2c.o obj-$(CONFIG_AB8500_DEBUG) += ab8500-debugfs.o obj-$(CONFIG_MFD_TIMBERDALE) += timberdale.o @@ -82,3 +82,4 @@ obj-$(CONFIG_MFD_JZ4740_ADC) += jz4740-adc.o obj-$(CONFIG_MFD_TPS6586X) += tps6586x.o obj-$(CONFIG_MFD_VX855) += vx855.o obj-$(CONFIG_MFD_WL1273_CORE) += wl1273-core.o +obj-$(CONFIG_MFD_CS5535) += cs5535-mfd.o diff --git a/drivers/mfd/ab3550-core.c b/drivers/mfd/ab3550-core.c index 8a98739..5fbca34 100644 --- a/drivers/mfd/ab3550-core.c +++ b/drivers/mfd/ab3550-core.c @@ -1159,15 +1159,16 @@ static void ab3550_mask_work(struct work_struct *work) } } -static void ab3550_mask(unsigned int irq) +static void ab3550_mask(struct irq_data *data) { unsigned long flags; struct ab3550 *ab; struct ab3550_platform_data *plf_data; + int irq; - ab = get_irq_chip_data(irq); + ab = irq_data_get_irq_chip_data(data); plf_data = ab->i2c_client[0]->dev.platform_data; - irq -= plf_data->irq.base; + irq = data->irq - plf_data->irq.base; spin_lock_irqsave(&ab->event_lock, flags); ab->event_mask[irq / 8] |= BIT(irq % 8); @@ -1176,15 +1177,16 @@ static void ab3550_mask(unsigned int irq) schedule_work(&ab->mask_work); } -static void ab3550_unmask(unsigned int irq) +static void ab3550_unmask(struct irq_data *data) { unsigned long flags; struct ab3550 *ab; struct ab3550_platform_data *plf_data; + int irq; - ab = get_irq_chip_data(irq); + ab = irq_data_get_irq_chip_data(data); plf_data = ab->i2c_client[0]->dev.platform_data; - irq -= plf_data->irq.base; + irq = data->irq - plf_data->irq.base; spin_lock_irqsave(&ab->event_lock, flags); ab->event_mask[irq / 8] &= ~BIT(irq % 8); @@ -1193,20 +1195,16 @@ static void ab3550_unmask(unsigned int irq) schedule_work(&ab->mask_work); } -static void noop(unsigned int irq) +static void noop(struct irq_data *data) { } static struct irq_chip ab3550_irq_chip = { .name = "ab3550-core", /* Keep the same name as the request */ - .startup = NULL, /* defaults to enable */ - .shutdown = NULL, /* defaults to disable */ - .enable = NULL, /* defaults to unmask */ - .disable = ab3550_mask, /* No default to mask in chip.c */ - .ack = noop, - .mask = ab3550_mask, - .unmask = ab3550_unmask, - .end = NULL, + .irq_disable = ab3550_mask, /* No default to mask in chip.c */ + .irq_ack = noop, + .irq_mask = ab3550_mask, + .irq_unmask = ab3550_unmask, }; struct ab_family_id { diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index d9640a6..b688701 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -52,6 +52,7 @@ #define AB8500_IT_LATCH8_REG 0x27 #define AB8500_IT_LATCH9_REG 0x28 #define AB8500_IT_LATCH10_REG 0x29 +#define AB8500_IT_LATCH12_REG 0x2B #define AB8500_IT_LATCH19_REG 0x32 #define AB8500_IT_LATCH20_REG 0x33 #define AB8500_IT_LATCH21_REG 0x34 @@ -98,13 +99,17 @@ * offset 0. */ static const int ab8500_irq_regoffset[AB8500_NUM_IRQ_REGS] = { - 0, 1, 2, 3, 4, 6, 7, 8, 9, 18, 19, 20, 21, + 0, 1, 2, 3, 4, 6, 7, 8, 9, 11, 18, 19, 20, 21, }; static int ab8500_get_chip_id(struct device *dev) { - struct ab8500 *ab8500 = dev_get_drvdata(dev->parent); - return (int)ab8500->chip_id; + struct ab8500 *ab8500; + + if (!dev) + return -EINVAL; + ab8500 = dev_get_drvdata(dev->parent); + return ab8500 ? (int)ab8500->chip_id : -EINVAL; } static int set_register_interruptible(struct ab8500 *ab8500, u8 bank, @@ -228,16 +233,16 @@ static struct abx500_ops ab8500_ops = { .startup_irq_enabled = NULL, }; -static void ab8500_irq_lock(unsigned int irq) +static void ab8500_irq_lock(struct irq_data *data) { - struct ab8500 *ab8500 = get_irq_chip_data(irq); + struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data); mutex_lock(&ab8500->irq_lock); } -static void ab8500_irq_sync_unlock(unsigned int irq) +static void ab8500_irq_sync_unlock(struct irq_data *data) { - struct ab8500 *ab8500 = get_irq_chip_data(irq); + struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data); int i; for (i = 0; i < AB8500_NUM_IRQ_REGS; i++) { @@ -248,6 +253,10 @@ static void ab8500_irq_sync_unlock(unsigned int irq) if (new == old) continue; + /* Interrupt register 12 does'nt exist prior to version 0x20 */ + if (ab8500_irq_regoffset[i] == 11 && ab8500->chip_id < 0x20) + continue; + ab8500->oldmask[i] = new; reg = AB8500_IT_MASK1_REG + ab8500_irq_regoffset[i]; @@ -257,20 +266,20 @@ static void ab8500_irq_sync_unlock(unsigned int irq) mutex_unlock(&ab8500->irq_lock); } -static void ab8500_irq_mask(unsigned int irq) +static void ab8500_irq_mask(struct irq_data *data) { - struct ab8500 *ab8500 = get_irq_chip_data(irq); - int offset = irq - ab8500->irq_base; + struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data); + int offset = data->irq - ab8500->irq_base; int index = offset / 8; int mask = 1 << (offset % 8); ab8500->mask[index] |= mask; } -static void ab8500_irq_unmask(unsigned int irq) +static void ab8500_irq_unmask(struct irq_data *data) { - struct ab8500 *ab8500 = get_irq_chip_data(irq); - int offset = irq - ab8500->irq_base; + struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data); + int offset = data->irq - ab8500->irq_base; int index = offset / 8; int mask = 1 << (offset % 8); @@ -279,10 +288,10 @@ static void ab8500_irq_unmask(unsigned int irq) static struct irq_chip ab8500_irq_chip = { .name = "ab8500", - .bus_lock = ab8500_irq_lock, - .bus_sync_unlock = ab8500_irq_sync_unlock, - .mask = ab8500_irq_mask, - .unmask = ab8500_irq_unmask, + .irq_bus_lock = ab8500_irq_lock, + .irq_bus_sync_unlock = ab8500_irq_sync_unlock, + .irq_mask = ab8500_irq_mask, + .irq_unmask = ab8500_irq_unmask, }; static irqreturn_t ab8500_irq(int irq, void *dev) @@ -297,6 +306,10 @@ static irqreturn_t ab8500_irq(int irq, void *dev) int status; u8 value; + /* Interrupt register 12 does'nt exist prior to version 0x20 */ + if (regoffset == 11 && ab8500->chip_id < 0x20) + continue; + status = get_register_interruptible(ab8500, AB8500_INTERRUPT, AB8500_IT_LATCH1_REG + regoffset, &value); if (status < 0 || value == 0) @@ -393,13 +406,195 @@ static struct resource ab8500_poweronkey_db_resources[] = { }, }; +static struct resource ab8500_bm_resources[] = { + { + .name = "MAIN_EXT_CH_NOT_OK", + .start = AB8500_INT_MAIN_EXT_CH_NOT_OK, + .end = AB8500_INT_MAIN_EXT_CH_NOT_OK, + .flags = IORESOURCE_IRQ, + }, + { + .name = "BATT_OVV", + .start = AB8500_INT_BATT_OVV, + .end = AB8500_INT_BATT_OVV, + .flags = IORESOURCE_IRQ, + }, + { + .name = "MAIN_CH_UNPLUG_DET", + .start = AB8500_INT_MAIN_CH_UNPLUG_DET, + .end = AB8500_INT_MAIN_CH_UNPLUG_DET, + .flags = IORESOURCE_IRQ, + }, + { + .name = "MAIN_CHARGE_PLUG_DET", + .start = AB8500_INT_MAIN_CH_PLUG_DET, + .end = AB8500_INT_MAIN_CH_PLUG_DET, + .flags = IORESOURCE_IRQ, + }, + { + .name = "VBUS_DET_F", + .start = AB8500_INT_VBUS_DET_F, + .end = AB8500_INT_VBUS_DET_F, + .flags = IORESOURCE_IRQ, + }, + { + .name = "VBUS_DET_R", + .start = AB8500_INT_VBUS_DET_R, + .end = AB8500_INT_VBUS_DET_R, + .flags = IORESOURCE_IRQ, + }, + { + .name = "BAT_CTRL_INDB", + .start = AB8500_INT_BAT_CTRL_INDB, + .end = AB8500_INT_BAT_CTRL_INDB, + .flags = IORESOURCE_IRQ, + }, + { + .name = "CH_WD_EXP", + .start = AB8500_INT_CH_WD_EXP, + .end = AB8500_INT_CH_WD_EXP, + .flags = IORESOURCE_IRQ, + }, + { + .name = "VBUS_OVV", + .start = AB8500_INT_VBUS_OVV, + .end = AB8500_INT_VBUS_OVV, + .flags = IORESOURCE_IRQ, + }, + { + .name = "NCONV_ACCU", + .start = AB8500_INT_CCN_CONV_ACC, + .end = AB8500_INT_CCN_CONV_ACC, + .flags = IORESOURCE_IRQ, + }, + { + .name = "LOW_BAT_F", + .start = AB8500_INT_LOW_BAT_F, + .end = AB8500_INT_LOW_BAT_F, + .flags = IORESOURCE_IRQ, + }, + { + .name = "LOW_BAT_R", + .start = AB8500_INT_LOW_BAT_R, + .end = AB8500_INT_LOW_BAT_R, + .flags = IORESOURCE_IRQ, + }, + { + .name = "BTEMP_LOW", + .start = AB8500_INT_BTEMP_LOW, + .end = AB8500_INT_BTEMP_LOW, + .flags = IORESOURCE_IRQ, + }, + { + .name = "BTEMP_HIGH", + .start = AB8500_INT_BTEMP_HIGH, + .end = AB8500_INT_BTEMP_HIGH, + .flags = IORESOURCE_IRQ, + }, + { + .name = "USB_CHARGER_NOT_OKR", + .start = AB8500_INT_USB_CHARGER_NOT_OK, + .end = AB8500_INT_USB_CHARGER_NOT_OK, + .flags = IORESOURCE_IRQ, + }, + { + .name = "USB_CHARGE_DET_DONE", + .start = AB8500_INT_USB_CHG_DET_DONE, + .end = AB8500_INT_USB_CHG_DET_DONE, + .flags = IORESOURCE_IRQ, + }, + { + .name = "USB_CH_TH_PROT_R", + .start = AB8500_INT_USB_CH_TH_PROT_R, + .end = AB8500_INT_USB_CH_TH_PROT_R, + .flags = IORESOURCE_IRQ, + }, + { + .name = "MAIN_CH_TH_PROT_R", + .start = AB8500_INT_MAIN_CH_TH_PROT_R, + .end = AB8500_INT_MAIN_CH_TH_PROT_R, + .flags = IORESOURCE_IRQ, + }, + { + .name = "USB_CHARGER_NOT_OKF", + .start = AB8500_INT_USB_CHARGER_NOT_OKF, + .end = AB8500_INT_USB_CHARGER_NOT_OKF, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource ab8500_debug_resources[] = { + { + .name = "IRQ_FIRST", + .start = AB8500_INT_MAIN_EXT_CH_NOT_OK, + .end = AB8500_INT_MAIN_EXT_CH_NOT_OK, + .flags = IORESOURCE_IRQ, + }, + { + .name = "IRQ_LAST", + .start = AB8500_INT_USB_CHARGER_NOT_OKF, + .end = AB8500_INT_USB_CHARGER_NOT_OKF, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource ab8500_usb_resources[] = { + { + .name = "ID_WAKEUP_R", + .start = AB8500_INT_ID_WAKEUP_R, + .end = AB8500_INT_ID_WAKEUP_R, + .flags = IORESOURCE_IRQ, + }, + { + .name = "ID_WAKEUP_F", + .start = AB8500_INT_ID_WAKEUP_F, + .end = AB8500_INT_ID_WAKEUP_F, + .flags = IORESOURCE_IRQ, + }, + { + .name = "VBUS_DET_F", + .start = AB8500_INT_VBUS_DET_F, + .end = AB8500_INT_VBUS_DET_F, + .flags = IORESOURCE_IRQ, + }, + { + .name = "VBUS_DET_R", + .start = AB8500_INT_VBUS_DET_R, + .end = AB8500_INT_VBUS_DET_R, + .flags = IORESOURCE_IRQ, + }, + { + .name = "USB_LINK_STATUS", + .start = AB8500_INT_USB_LINK_STATUS, + .end = AB8500_INT_USB_LINK_STATUS, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource ab8500_temp_resources[] = { + { + .name = "AB8500_TEMP_WARM", + .start = AB8500_INT_TEMP_WARM, + .end = AB8500_INT_TEMP_WARM, + .flags = IORESOURCE_IRQ, + }, +}; + static struct mfd_cell ab8500_devs[] = { #ifdef CONFIG_DEBUG_FS { .name = "ab8500-debug", + .num_resources = ARRAY_SIZE(ab8500_debug_resources), + .resources = ab8500_debug_resources, }, #endif { + .name = "ab8500-sysctrl", + }, + { + .name = "ab8500-regulator", + }, + { .name = "ab8500-gpadc", .num_resources = ARRAY_SIZE(ab8500_gpadc_resources), .resources = ab8500_gpadc_resources, @@ -410,6 +605,22 @@ static struct mfd_cell ab8500_devs[] = { .resources = ab8500_rtc_resources, }, { + .name = "ab8500-bm", + .num_resources = ARRAY_SIZE(ab8500_bm_resources), + .resources = ab8500_bm_resources, + }, + { .name = "ab8500-codec", }, + { + .name = "ab8500-usb", + .num_resources = ARRAY_SIZE(ab8500_usb_resources), + .resources = ab8500_usb_resources, + }, + { + .name = "ab8500-poweron-key", + .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources), + .resources = ab8500_poweronkey_db_resources, + }, + { .name = "ab8500-pwm", .id = 1, }, @@ -421,17 +632,37 @@ static struct mfd_cell ab8500_devs[] = { .name = "ab8500-pwm", .id = 3, }, - { .name = "ab8500-charger", }, - { .name = "ab8500-audio", }, - { .name = "ab8500-usb", }, - { .name = "ab8500-regulator", }, + { .name = "ab8500-leds", }, { - .name = "ab8500-poweron-key", - .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources), - .resources = ab8500_poweronkey_db_resources, + .name = "ab8500-denc", + }, + { + .name = "ab8500-temp", + .num_resources = ARRAY_SIZE(ab8500_temp_resources), + .resources = ab8500_temp_resources, }, }; +static ssize_t show_chip_id(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ab8500 *ab8500; + + ab8500 = dev_get_drvdata(dev); + return sprintf(buf, "%#x\n", ab8500 ? ab8500->chip_id : -EINVAL); +} + +static DEVICE_ATTR(chip_id, S_IRUGO, show_chip_id, NULL); + +static struct attribute *ab8500_sysfs_entries[] = { + &dev_attr_chip_id.attr, + NULL, +}; + +static struct attribute_group ab8500_attr_group = { + .attrs = ab8500_sysfs_entries, +}; + int __devinit ab8500_init(struct ab8500 *ab8500) { struct ab8500_platform_data *plat = dev_get_platdata(ab8500->dev); @@ -454,8 +685,9 @@ int __devinit ab8500_init(struct ab8500 *ab8500) * 0x0 - Early Drop * 0x10 - Cut 1.0 * 0x11 - Cut 1.1 + * 0x20 - Cut 2.0 */ - if (value == 0x0 || value == 0x10 || value == 0x11) { + if (value == 0x0 || value == 0x10 || value == 0x11 || value == 0x20) { ab8500->revision = value; dev_info(ab8500->dev, "detected chip, revision: %#x\n", value); } else { @@ -468,18 +700,16 @@ int __devinit ab8500_init(struct ab8500 *ab8500) plat->init(ab8500); /* Clear and mask all interrupts */ - for (i = 0; i < 10; i++) { - get_register_interruptible(ab8500, AB8500_INTERRUPT, - AB8500_IT_LATCH1_REG + i, &value); - set_register_interruptible(ab8500, AB8500_INTERRUPT, - AB8500_IT_MASK1_REG + i, 0xff); - } + for (i = 0; i < AB8500_NUM_IRQ_REGS; i++) { + /* Interrupt register 12 does'nt exist prior to version 0x20 */ + if (ab8500_irq_regoffset[i] == 11 && ab8500->chip_id < 0x20) + continue; - for (i = 18; i < 24; i++) { get_register_interruptible(ab8500, AB8500_INTERRUPT, - AB8500_IT_LATCH1_REG + i, &value); + AB8500_IT_LATCH1_REG + ab8500_irq_regoffset[i], + &value); set_register_interruptible(ab8500, AB8500_INTERRUPT, - AB8500_IT_MASK1_REG + i, 0xff); + AB8500_IT_MASK1_REG + ab8500_irq_regoffset[i], 0xff); } ret = abx500_register_ops(ab8500->dev, &ab8500_ops); @@ -495,7 +725,8 @@ int __devinit ab8500_init(struct ab8500 *ab8500) return ret; ret = request_threaded_irq(ab8500->irq, NULL, ab8500_irq, - IRQF_ONESHOT, "ab8500", ab8500); + IRQF_ONESHOT | IRQF_NO_SUSPEND, + "ab8500", ab8500); if (ret) goto out_removeirq; } @@ -506,6 +737,10 @@ int __devinit ab8500_init(struct ab8500 *ab8500) if (ret) goto out_freeirq; + ret = sysfs_create_group(&ab8500->dev->kobj, &ab8500_attr_group); + if (ret) + dev_err(ab8500->dev, "error creating sysfs entries\n"); + return ret; out_freeirq: @@ -519,6 +754,7 @@ out_removeirq: int __devexit ab8500_exit(struct ab8500 *ab8500) { + sysfs_remove_group(&ab8500->dev->kobj, &ab8500_attr_group); mfd_remove_devices(ab8500->dev); if (ab8500->irq_base) { free_irq(ab8500->irq, ab8500); diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c index 8d1e05a..3c1541a 100644 --- a/drivers/mfd/ab8500-debugfs.c +++ b/drivers/mfd/ab8500-debugfs.c @@ -24,9 +24,9 @@ static u32 debug_address; * @perm: access permissions for the range */ struct ab8500_reg_range { - u8 first; - u8 last; - u8 perm; + u8 first; + u8 last; + u8 perm; }; /** @@ -36,9 +36,9 @@ struct ab8500_reg_range { * @range: the list of register ranges */ struct ab8500_i2c_ranges { - u8 num_ranges; - u8 bankid; - const struct ab8500_reg_range *range; + u8 num_ranges; + u8 bankid; + const struct ab8500_reg_range *range; }; #define AB8500_NAME_STRING "ab8500" @@ -47,521 +47,521 @@ struct ab8500_i2c_ranges { #define AB8500_REV_REG 0x80 static struct ab8500_i2c_ranges debug_ranges[AB8500_NUM_BANKS] = { - [0x0] = { - .num_ranges = 0, - .range = 0, - }, - [AB8500_SYS_CTRL1_BLOCK] = { - .num_ranges = 3, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x02, - }, - { - .first = 0x42, - .last = 0x42, - }, - { - .first = 0x80, - .last = 0x81, - }, - }, - }, - [AB8500_SYS_CTRL2_BLOCK] = { - .num_ranges = 4, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x0D, - }, - { - .first = 0x0F, - .last = 0x17, - }, - { - .first = 0x30, - .last = 0x30, - }, - { - .first = 0x32, - .last = 0x33, - }, - }, - }, - [AB8500_REGU_CTRL1] = { - .num_ranges = 3, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x00, - }, - { - .first = 0x03, - .last = 0x10, - }, - { - .first = 0x80, - .last = 0x84, - }, - }, - }, - [AB8500_REGU_CTRL2] = { - .num_ranges = 5, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x15, - }, - { - .first = 0x17, - .last = 0x19, - }, - { - .first = 0x1B, - .last = 0x1D, - }, - { - .first = 0x1F, - .last = 0x22, - }, - { - .first = 0x40, - .last = 0x44, - }, - /* 0x80-0x8B is SIM registers and should - * not be accessed from here */ - }, - }, - [AB8500_USB] = { - .num_ranges = 2, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x80, - .last = 0x83, - }, - { - .first = 0x87, - .last = 0x8A, - }, - }, - }, - [AB8500_TVOUT] = { - .num_ranges = 9, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x12, - }, - { - .first = 0x15, - .last = 0x17, - }, - { - .first = 0x19, - .last = 0x21, - }, - { - .first = 0x27, - .last = 0x2C, - }, - { - .first = 0x41, - .last = 0x41, - }, - { - .first = 0x45, - .last = 0x5B, - }, - { - .first = 0x5D, - .last = 0x5D, - }, - { - .first = 0x69, - .last = 0x69, - }, - { - .first = 0x80, - .last = 0x81, - }, - }, - }, - [AB8500_DBI] = { - .num_ranges = 0, - .range = 0, - }, - [AB8500_ECI_AV_ACC] = { - .num_ranges = 1, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x80, - .last = 0x82, - }, - }, - }, - [0x9] = { - .num_ranges = 0, - .range = 0, - }, - [AB8500_GPADC] = { - .num_ranges = 1, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x08, - }, - }, - }, - [AB8500_CHARGER] = { - .num_ranges = 8, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x03, - }, - { - .first = 0x05, - .last = 0x05, - }, - { - .first = 0x40, - .last = 0x40, - }, - { - .first = 0x42, - .last = 0x42, - }, - { - .first = 0x44, - .last = 0x44, - }, - { - .first = 0x50, - .last = 0x55, - }, - { - .first = 0x80, - .last = 0x82, - }, - { - .first = 0xC0, - .last = 0xC2, - }, - }, - }, - [AB8500_GAS_GAUGE] = { - .num_ranges = 3, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x00, - }, - { - .first = 0x07, - .last = 0x0A, - }, - { - .first = 0x10, - .last = 0x14, - }, - }, - }, - [AB8500_AUDIO] = { - .num_ranges = 1, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x6F, - }, - }, - }, - [AB8500_INTERRUPT] = { - .num_ranges = 0, - .range = 0, - }, - [AB8500_RTC] = { - .num_ranges = 1, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x0F, - }, - }, - }, - [AB8500_MISC] = { - .num_ranges = 8, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x00, - .last = 0x05, - }, - { - .first = 0x10, - .last = 0x15, - }, - { - .first = 0x20, - .last = 0x25, - }, - { - .first = 0x30, - .last = 0x35, - }, - { - .first = 0x40, - .last = 0x45, - }, - { - .first = 0x50, - .last = 0x50, - }, - { - .first = 0x60, - .last = 0x67, - }, - { - .first = 0x80, - .last = 0x80, - }, - }, - }, - [0x11] = { - .num_ranges = 0, - .range = 0, - }, - [0x12] = { - .num_ranges = 0, - .range = 0, - }, - [0x13] = { - .num_ranges = 0, - .range = 0, - }, - [0x14] = { - .num_ranges = 0, - .range = 0, - }, - [AB8500_OTP_EMUL] = { - .num_ranges = 1, - .range = (struct ab8500_reg_range[]) { - { - .first = 0x01, - .last = 0x0F, - }, - }, - }, + [0x0] = { + .num_ranges = 0, + .range = 0, + }, + [AB8500_SYS_CTRL1_BLOCK] = { + .num_ranges = 3, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x02, + }, + { + .first = 0x42, + .last = 0x42, + }, + { + .first = 0x80, + .last = 0x81, + }, + }, + }, + [AB8500_SYS_CTRL2_BLOCK] = { + .num_ranges = 4, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x0D, + }, + { + .first = 0x0F, + .last = 0x17, + }, + { + .first = 0x30, + .last = 0x30, + }, + { + .first = 0x32, + .last = 0x33, + }, + }, + }, + [AB8500_REGU_CTRL1] = { + .num_ranges = 3, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x00, + }, + { + .first = 0x03, + .last = 0x10, + }, + { + .first = 0x80, + .last = 0x84, + }, + }, + }, + [AB8500_REGU_CTRL2] = { + .num_ranges = 5, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x15, + }, + { + .first = 0x17, + .last = 0x19, + }, + { + .first = 0x1B, + .last = 0x1D, + }, + { + .first = 0x1F, + .last = 0x22, + }, + { + .first = 0x40, + .last = 0x44, + }, + /* 0x80-0x8B is SIM registers and should + * not be accessed from here */ + }, + }, + [AB8500_USB] = { + .num_ranges = 2, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x80, + .last = 0x83, + }, + { + .first = 0x87, + .last = 0x8A, + }, + }, + }, + [AB8500_TVOUT] = { + .num_ranges = 9, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x12, + }, + { + .first = 0x15, + .last = 0x17, + }, + { + .first = 0x19, + .last = 0x21, + }, + { + .first = 0x27, + .last = 0x2C, + }, + { + .first = 0x41, + .last = 0x41, + }, + { + .first = 0x45, + .last = 0x5B, + }, + { + .first = 0x5D, + .last = 0x5D, + }, + { + .first = 0x69, + .last = 0x69, + }, + { + .first = 0x80, + .last = 0x81, + }, + }, + }, + [AB8500_DBI] = { + .num_ranges = 0, + .range = NULL, + }, + [AB8500_ECI_AV_ACC] = { + .num_ranges = 1, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x80, + .last = 0x82, + }, + }, + }, + [0x9] = { + .num_ranges = 0, + .range = NULL, + }, + [AB8500_GPADC] = { + .num_ranges = 1, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x08, + }, + }, + }, + [AB8500_CHARGER] = { + .num_ranges = 8, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x03, + }, + { + .first = 0x05, + .last = 0x05, + }, + { + .first = 0x40, + .last = 0x40, + }, + { + .first = 0x42, + .last = 0x42, + }, + { + .first = 0x44, + .last = 0x44, + }, + { + .first = 0x50, + .last = 0x55, + }, + { + .first = 0x80, + .last = 0x82, + }, + { + .first = 0xC0, + .last = 0xC2, + }, + }, + }, + [AB8500_GAS_GAUGE] = { + .num_ranges = 3, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x00, + }, + { + .first = 0x07, + .last = 0x0A, + }, + { + .first = 0x10, + .last = 0x14, + }, + }, + }, + [AB8500_AUDIO] = { + .num_ranges = 1, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x6F, + }, + }, + }, + [AB8500_INTERRUPT] = { + .num_ranges = 0, + .range = NULL, + }, + [AB8500_RTC] = { + .num_ranges = 1, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x0F, + }, + }, + }, + [AB8500_MISC] = { + .num_ranges = 8, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x00, + .last = 0x05, + }, + { + .first = 0x10, + .last = 0x15, + }, + { + .first = 0x20, + .last = 0x25, + }, + { + .first = 0x30, + .last = 0x35, + }, + { + .first = 0x40, + .last = 0x45, + }, + { + .first = 0x50, + .last = 0x50, + }, + { + .first = 0x60, + .last = 0x67, + }, + { + .first = 0x80, + .last = 0x80, + }, + }, + }, + [0x11] = { + .num_ranges = 0, + .range = NULL, + }, + [0x12] = { + .num_ranges = 0, + .range = NULL, + }, + [0x13] = { + .num_ranges = 0, + .range = NULL, + }, + [0x14] = { + .num_ranges = 0, + .range = NULL, + }, + [AB8500_OTP_EMUL] = { + .num_ranges = 1, + .range = (struct ab8500_reg_range[]) { + { + .first = 0x01, + .last = 0x0F, + }, + }, + }, }; static int ab8500_registers_print(struct seq_file *s, void *p) { - struct device *dev = s->private; - unsigned int i; - u32 bank = debug_bank; - - seq_printf(s, AB8500_NAME_STRING " register values:\n"); - - seq_printf(s, " bank %u:\n", bank); - for (i = 0; i < debug_ranges[bank].num_ranges; i++) { - u32 reg; - - for (reg = debug_ranges[bank].range[i].first; - reg <= debug_ranges[bank].range[i].last; - reg++) { - u8 value; - int err; - - err = abx500_get_register_interruptible(dev, - (u8)bank, (u8)reg, &value); - if (err < 0) { - dev_err(dev, "ab->read fail %d\n", err); - return err; - } - - err = seq_printf(s, " [%u/0x%02X]: 0x%02X\n", bank, - reg, value); - if (err < 0) { - dev_err(dev, "seq_printf overflow\n"); - /* Error is not returned here since - * the output is wanted in any case */ - return 0; - } - } - } - return 0; + struct device *dev = s->private; + unsigned int i; + u32 bank = debug_bank; + + seq_printf(s, AB8500_NAME_STRING " register values:\n"); + + seq_printf(s, " bank %u:\n", bank); + for (i = 0; i < debug_ranges[bank].num_ranges; i++) { + u32 reg; + + for (reg = debug_ranges[bank].range[i].first; + reg <= debug_ranges[bank].range[i].last; + reg++) { + u8 value; + int err; + + err = abx500_get_register_interruptible(dev, + (u8)bank, (u8)reg, &value); + if (err < 0) { + dev_err(dev, "ab->read fail %d\n", err); + return err; + } + + err = seq_printf(s, " [%u/0x%02X]: 0x%02X\n", bank, + reg, value); + if (err < 0) { + dev_err(dev, "seq_printf overflow\n"); + /* Error is not returned here since + * the output is wanted in any case */ + return 0; + } + } + } + return 0; } static int ab8500_registers_open(struct inode *inode, struct file *file) { - return single_open(file, ab8500_registers_print, inode->i_private); + return single_open(file, ab8500_registers_print, inode->i_private); } static const struct file_operations ab8500_registers_fops = { - .open = ab8500_registers_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .owner = THIS_MODULE, + .open = ab8500_registers_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, + .owner = THIS_MODULE, }; static int ab8500_bank_print(struct seq_file *s, void *p) { - return seq_printf(s, "%d\n", debug_bank); + return seq_printf(s, "%d\n", debug_bank); } static int ab8500_bank_open(struct inode *inode, struct file *file) { - return single_open(file, ab8500_bank_print, inode->i_private); + return single_open(file, ab8500_bank_print, inode->i_private); } static ssize_t ab8500_bank_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) + const char __user *user_buf, + size_t count, loff_t *ppos) { - struct device *dev = ((struct seq_file *)(file->private_data))->private; - char buf[32]; - int buf_size; - unsigned long user_bank; - int err; - - /* Get userspace string and assure termination */ - buf_size = min(count, (sizeof(buf) - 1)); - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - buf[buf_size] = 0; - - err = strict_strtoul(buf, 0, &user_bank); - if (err) - return -EINVAL; - - if (user_bank >= AB8500_NUM_BANKS) { - dev_err(dev, "debugfs error input > number of banks\n"); - return -EINVAL; - } - - debug_bank = user_bank; - - return buf_size; + struct device *dev = ((struct seq_file *)(file->private_data))->private; + char buf[32]; + int buf_size; + unsigned long user_bank; + int err; + + /* Get userspace string and assure termination */ + buf_size = min(count, (sizeof(buf) - 1)); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + buf[buf_size] = 0; + + err = strict_strtoul(buf, 0, &user_bank); + if (err) + return -EINVAL; + + if (user_bank >= AB8500_NUM_BANKS) { + dev_err(dev, "debugfs error input > number of banks\n"); + return -EINVAL; + } + + debug_bank = user_bank; + + return buf_size; } static int ab8500_address_print(struct seq_file *s, void *p) { - return seq_printf(s, "0x%02X\n", debug_address); + return seq_printf(s, "0x%02X\n", debug_address); } static int ab8500_address_open(struct inode *inode, struct file *file) { - return single_open(file, ab8500_address_print, inode->i_private); + return single_open(file, ab8500_address_print, inode->i_private); } static ssize_t ab8500_address_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) + const char __user *user_buf, + size_t count, loff_t *ppos) { - struct device *dev = ((struct seq_file *)(file->private_data))->private; - char buf[32]; - int buf_size; - unsigned long user_address; - int err; - - /* Get userspace string and assure termination */ - buf_size = min(count, (sizeof(buf) - 1)); - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - buf[buf_size] = 0; - - err = strict_strtoul(buf, 0, &user_address); - if (err) - return -EINVAL; - if (user_address > 0xff) { - dev_err(dev, "debugfs error input > 0xff\n"); - return -EINVAL; - } - debug_address = user_address; - return buf_size; + struct device *dev = ((struct seq_file *)(file->private_data))->private; + char buf[32]; + int buf_size; + unsigned long user_address; + int err; + + /* Get userspace string and assure termination */ + buf_size = min(count, (sizeof(buf) - 1)); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + buf[buf_size] = 0; + + err = strict_strtoul(buf, 0, &user_address); + if (err) + return -EINVAL; + if (user_address > 0xff) { + dev_err(dev, "debugfs error input > 0xff\n"); + return -EINVAL; + } + debug_address = user_address; + return buf_size; } static int ab8500_val_print(struct seq_file *s, void *p) { - struct device *dev = s->private; - int ret; - u8 regvalue; - - ret = abx500_get_register_interruptible(dev, - (u8)debug_bank, (u8)debug_address, ®value); - if (ret < 0) { - dev_err(dev, "abx500_get_reg fail %d, %d\n", - ret, __LINE__); - return -EINVAL; - } - seq_printf(s, "0x%02X\n", regvalue); - - return 0; + struct device *dev = s->private; + int ret; + u8 regvalue; + + ret = abx500_get_register_interruptible(dev, + (u8)debug_bank, (u8)debug_address, ®value); + if (ret < 0) { + dev_err(dev, "abx500_get_reg fail %d, %d\n", + ret, __LINE__); + return -EINVAL; + } + seq_printf(s, "0x%02X\n", regvalue); + + return 0; } static int ab8500_val_open(struct inode *inode, struct file *file) { - return single_open(file, ab8500_val_print, inode->i_private); + return single_open(file, ab8500_val_print, inode->i_private); } static ssize_t ab8500_val_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) + const char __user *user_buf, + size_t count, loff_t *ppos) { - struct device *dev = ((struct seq_file *)(file->private_data))->private; - char buf[32]; - int buf_size; - unsigned long user_val; - int err; - - /* Get userspace string and assure termination */ - buf_size = min(count, (sizeof(buf)-1)); - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - buf[buf_size] = 0; - - err = strict_strtoul(buf, 0, &user_val); - if (err) - return -EINVAL; - if (user_val > 0xff) { - dev_err(dev, "debugfs error input > 0xff\n"); - return -EINVAL; - } - err = abx500_set_register_interruptible(dev, - (u8)debug_bank, debug_address, (u8)user_val); - if (err < 0) { - printk(KERN_ERR "abx500_set_reg failed %d, %d", err, __LINE__); - return -EINVAL; - } - - return buf_size; + struct device *dev = ((struct seq_file *)(file->private_data))->private; + char buf[32]; + int buf_size; + unsigned long user_val; + int err; + + /* Get userspace string and assure termination */ + buf_size = min(count, (sizeof(buf)-1)); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + buf[buf_size] = 0; + + err = strict_strtoul(buf, 0, &user_val); + if (err) + return -EINVAL; + if (user_val > 0xff) { + dev_err(dev, "debugfs error input > 0xff\n"); + return -EINVAL; + } + err = abx500_set_register_interruptible(dev, + (u8)debug_bank, debug_address, (u8)user_val); + if (err < 0) { + printk(KERN_ERR "abx500_set_reg failed %d, %d", err, __LINE__); + return -EINVAL; + } + + return buf_size; } static const struct file_operations ab8500_bank_fops = { - .open = ab8500_bank_open, - .write = ab8500_bank_write, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .owner = THIS_MODULE, + .open = ab8500_bank_open, + .write = ab8500_bank_write, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, + .owner = THIS_MODULE, }; static const struct file_operations ab8500_address_fops = { - .open = ab8500_address_open, - .write = ab8500_address_write, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .owner = THIS_MODULE, + .open = ab8500_address_open, + .write = ab8500_address_write, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, + .owner = THIS_MODULE, }; static const struct file_operations ab8500_val_fops = { - .open = ab8500_val_open, - .write = ab8500_val_write, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .owner = THIS_MODULE, + .open = ab8500_val_open, + .write = ab8500_val_write, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, + .owner = THIS_MODULE, }; static struct dentry *ab8500_dir; @@ -572,77 +572,77 @@ static struct dentry *ab8500_val_file; static int __devinit ab8500_debug_probe(struct platform_device *plf) { - debug_bank = AB8500_MISC; - debug_address = AB8500_REV_REG & 0x00FF; + debug_bank = AB8500_MISC; + debug_address = AB8500_REV_REG & 0x00FF; - ab8500_dir = debugfs_create_dir(AB8500_NAME_STRING, NULL); - if (!ab8500_dir) - goto exit_no_debugfs; + ab8500_dir = debugfs_create_dir(AB8500_NAME_STRING, NULL); + if (!ab8500_dir) + goto exit_no_debugfs; - ab8500_reg_file = debugfs_create_file("all-bank-registers", - S_IRUGO, ab8500_dir, &plf->dev, &ab8500_registers_fops); - if (!ab8500_reg_file) - goto exit_destroy_dir; + ab8500_reg_file = debugfs_create_file("all-bank-registers", + S_IRUGO, ab8500_dir, &plf->dev, &ab8500_registers_fops); + if (!ab8500_reg_file) + goto exit_destroy_dir; - ab8500_bank_file = debugfs_create_file("register-bank", - (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_bank_fops); - if (!ab8500_bank_file) - goto exit_destroy_reg; + ab8500_bank_file = debugfs_create_file("register-bank", + (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_bank_fops); + if (!ab8500_bank_file) + goto exit_destroy_reg; - ab8500_address_file = debugfs_create_file("register-address", - (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, - &ab8500_address_fops); - if (!ab8500_address_file) - goto exit_destroy_bank; + ab8500_address_file = debugfs_create_file("register-address", + (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, + &ab8500_address_fops); + if (!ab8500_address_file) + goto exit_destroy_bank; - ab8500_val_file = debugfs_create_file("register-value", - (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_val_fops); - if (!ab8500_val_file) - goto exit_destroy_address; + ab8500_val_file = debugfs_create_file("register-value", + (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_val_fops); + if (!ab8500_val_file) + goto exit_destroy_address; - return 0; + return 0; exit_destroy_address: - debugfs_remove(ab8500_address_file); + debugfs_remove(ab8500_address_file); exit_destroy_bank: - debugfs_remove(ab8500_bank_file); + debugfs_remove(ab8500_bank_file); exit_destroy_reg: - debugfs_remove(ab8500_reg_file); + debugfs_remove(ab8500_reg_file); exit_destroy_dir: - debugfs_remove(ab8500_dir); + debugfs_remove(ab8500_dir); exit_no_debugfs: - dev_err(&plf->dev, "failed to create debugfs entries.\n"); - return -ENOMEM; + dev_err(&plf->dev, "failed to create debugfs entries.\n"); + return -ENOMEM; } static int __devexit ab8500_debug_remove(struct platform_device *plf) { - debugfs_remove(ab8500_val_file); - debugfs_remove(ab8500_address_file); - debugfs_remove(ab8500_bank_file); - debugfs_remove(ab8500_reg_file); - debugfs_remove(ab8500_dir); + debugfs_remove(ab8500_val_file); + debugfs_remove(ab8500_address_file); + debugfs_remove(ab8500_bank_file); + debugfs_remove(ab8500_reg_file); + debugfs_remove(ab8500_dir); - return 0; + return 0; } static struct platform_driver ab8500_debug_driver = { - .driver = { - .name = "ab8500-debug", - .owner = THIS_MODULE, - }, - .probe = ab8500_debug_probe, - .remove = __devexit_p(ab8500_debug_remove) + .driver = { + .name = "ab8500-debug", + .owner = THIS_MODULE, + }, + .probe = ab8500_debug_probe, + .remove = __devexit_p(ab8500_debug_remove) }; static int __init ab8500_debug_init(void) { - return platform_driver_register(&ab8500_debug_driver); + return platform_driver_register(&ab8500_debug_driver); } static void __exit ab8500_debug_exit(void) { - platform_driver_unregister(&ab8500_debug_driver); + platform_driver_unregister(&ab8500_debug_driver); } subsys_initcall(ab8500_debug_init); module_exit(ab8500_debug_exit); diff --git a/drivers/mfd/ab8500-spi.c b/drivers/mfd/ab8500-spi.c deleted file mode 100644 index b165342..0000000 --- a/drivers/mfd/ab8500-spi.c +++ /dev/null @@ -1,143 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2010 - * - * License Terms: GNU General Public License v2 - * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> - */ - -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/spi/spi.h> -#include <linux/mfd/ab8500.h> - -/* - * This funtion writes to any AB8500 registers using - * SPI protocol & before it writes it packs the data - * in the below 24 bit frame format - * - * *|------------------------------------| - * *| 23|22...18|17.......10|9|8|7......0| - * *| r/w bank adr data | - * * ------------------------------------ - * - * This function shouldn't be called from interrupt - * context - */ -static int ab8500_spi_write(struct ab8500 *ab8500, u16 addr, u8 data) -{ - struct spi_device *spi = container_of(ab8500->dev, struct spi_device, - dev); - unsigned long spi_data = addr << 10 | data; - struct spi_transfer xfer; - struct spi_message msg; - - ab8500->tx_buf[0] = spi_data; - ab8500->rx_buf[0] = 0; - - xfer.tx_buf = ab8500->tx_buf; - xfer.rx_buf = NULL; - xfer.len = sizeof(unsigned long); - - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - - return spi_sync(spi, &msg); -} - -static int ab8500_spi_read(struct ab8500 *ab8500, u16 addr) -{ - struct spi_device *spi = container_of(ab8500->dev, struct spi_device, - dev); - unsigned long spi_data = 1 << 23 | addr << 10; - struct spi_transfer xfer; - struct spi_message msg; - int ret; - - ab8500->tx_buf[0] = spi_data; - ab8500->rx_buf[0] = 0; - - xfer.tx_buf = ab8500->tx_buf; - xfer.rx_buf = ab8500->rx_buf; - xfer.len = sizeof(unsigned long); - - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - - ret = spi_sync(spi, &msg); - if (!ret) - /* - * Only the 8 lowermost bytes are - * defined with value, the rest may - * vary depending on chip/board noise. - */ - ret = ab8500->rx_buf[0] & 0xFFU; - - return ret; -} - -static int __devinit ab8500_spi_probe(struct spi_device *spi) -{ - struct ab8500 *ab8500; - int ret; - - spi->bits_per_word = 24; - ret = spi_setup(spi); - if (ret < 0) - return ret; - - ab8500 = kzalloc(sizeof *ab8500, GFP_KERNEL); - if (!ab8500) - return -ENOMEM; - - ab8500->dev = &spi->dev; - ab8500->irq = spi->irq; - - ab8500->read = ab8500_spi_read; - ab8500->write = ab8500_spi_write; - - spi_set_drvdata(spi, ab8500); - - ret = ab8500_init(ab8500); - if (ret) - kfree(ab8500); - - return ret; -} - -static int __devexit ab8500_spi_remove(struct spi_device *spi) -{ - struct ab8500 *ab8500 = spi_get_drvdata(spi); - - ab8500_exit(ab8500); - kfree(ab8500); - - return 0; -} - -static struct spi_driver ab8500_spi_driver = { - .driver = { - .name = "ab8500-spi", - .owner = THIS_MODULE, - }, - .probe = ab8500_spi_probe, - .remove = __devexit_p(ab8500_spi_remove) -}; - -static int __init ab8500_spi_init(void) -{ - return spi_register_driver(&ab8500_spi_driver); -} -subsys_initcall(ab8500_spi_init); - -static void __exit ab8500_spi_exit(void) -{ - spi_unregister_driver(&ab8500_spi_driver); -} -module_exit(ab8500_spi_exit); - -MODULE_AUTHOR("Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com"); -MODULE_DESCRIPTION("AB8500 SPI"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index 7de708d..6a1f940 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -57,7 +57,7 @@ struct asic3_clk { .rate = _rate, \ } -struct asic3_clk asic3_clk_init[] __initdata = { +static struct asic3_clk asic3_clk_init[] __initdata = { INIT_CDEX(SPI, 0), INIT_CDEX(OWM, 5000000), INIT_CDEX(PWM0, 0), @@ -102,7 +102,7 @@ static inline u32 asic3_read_register(struct asic3 *asic, (reg >> asic->bus_shift)); } -void asic3_set_register(struct asic3 *asic, u32 reg, u32 bits, bool set) +static void asic3_set_register(struct asic3 *asic, u32 reg, u32 bits, bool set) { unsigned long flags; u32 val; @@ -226,14 +226,14 @@ static inline int asic3_irq_to_index(struct asic3 *asic, int irq) return (irq - asic->irq_base) & 0xf; } -static void asic3_mask_gpio_irq(unsigned int irq) +static void asic3_mask_gpio_irq(struct irq_data *data) { - struct asic3 *asic = get_irq_chip_data(irq); + struct asic3 *asic = irq_data_get_irq_chip_data(data); u32 val, bank, index; unsigned long flags; - bank = asic3_irq_to_bank(asic, irq); - index = asic3_irq_to_index(asic, irq); + bank = asic3_irq_to_bank(asic, data->irq); + index = asic3_irq_to_index(asic, data->irq); spin_lock_irqsave(&asic->lock, flags); val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK); @@ -242,9 +242,9 @@ static void asic3_mask_gpio_irq(unsigned int irq) spin_unlock_irqrestore(&asic->lock, flags); } -static void asic3_mask_irq(unsigned int irq) +static void asic3_mask_irq(struct irq_data *data) { - struct asic3 *asic = get_irq_chip_data(irq); + struct asic3 *asic = irq_data_get_irq_chip_data(data); int regval; unsigned long flags; @@ -254,7 +254,7 @@ static void asic3_mask_irq(unsigned int irq) ASIC3_INTR_INT_MASK); regval &= ~(ASIC3_INTMASK_MASK0 << - (irq - (asic->irq_base + ASIC3_NUM_GPIOS))); + (data->irq - (asic->irq_base + ASIC3_NUM_GPIOS))); asic3_write_register(asic, ASIC3_INTR_BASE + @@ -263,14 +263,14 @@ static void asic3_mask_irq(unsigned int irq) spin_unlock_irqrestore(&asic->lock, flags); } -static void asic3_unmask_gpio_irq(unsigned int irq) +static void asic3_unmask_gpio_irq(struct irq_data *data) { - struct asic3 *asic = get_irq_chip_data(irq); + struct asic3 *asic = irq_data_get_irq_chip_data(data); u32 val, bank, index; unsigned long flags; - bank = asic3_irq_to_bank(asic, irq); - index = asic3_irq_to_index(asic, irq); + bank = asic3_irq_to_bank(asic, data->irq); + index = asic3_irq_to_index(asic, data->irq); spin_lock_irqsave(&asic->lock, flags); val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK); @@ -279,9 +279,9 @@ static void asic3_unmask_gpio_irq(unsigned int irq) spin_unlock_irqrestore(&asic->lock, flags); } -static void asic3_unmask_irq(unsigned int irq) +static void asic3_unmask_irq(struct irq_data *data) { - struct asic3 *asic = get_irq_chip_data(irq); + struct asic3 *asic = irq_data_get_irq_chip_data(data); int regval; unsigned long flags; @@ -291,7 +291,7 @@ static void asic3_unmask_irq(unsigned int irq) ASIC3_INTR_INT_MASK); regval |= (ASIC3_INTMASK_MASK0 << - (irq - (asic->irq_base + ASIC3_NUM_GPIOS))); + (data->irq - (asic->irq_base + ASIC3_NUM_GPIOS))); asic3_write_register(asic, ASIC3_INTR_BASE + @@ -300,15 +300,15 @@ static void asic3_unmask_irq(unsigned int irq) spin_unlock_irqrestore(&asic->lock, flags); } -static int asic3_gpio_irq_type(unsigned int irq, unsigned int type) +static int asic3_gpio_irq_type(struct irq_data *data, unsigned int type) { - struct asic3 *asic = get_irq_chip_data(irq); + struct asic3 *asic = irq_data_get_irq_chip_data(data); u32 bank, index; u16 trigger, level, edge, bit; unsigned long flags; - bank = asic3_irq_to_bank(asic, irq); - index = asic3_irq_to_index(asic, irq); + bank = asic3_irq_to_bank(asic, data->irq); + index = asic3_irq_to_index(asic, data->irq); bit = 1<<index; spin_lock_irqsave(&asic->lock, flags); @@ -318,7 +318,7 @@ static int asic3_gpio_irq_type(unsigned int irq, unsigned int type) bank + ASIC3_GPIO_EDGE_TRIGGER); trigger = asic3_read_register(asic, bank + ASIC3_GPIO_TRIGGER_TYPE); - asic->irq_bothedge[(irq - asic->irq_base) >> 4] &= ~bit; + asic->irq_bothedge[(data->irq - asic->irq_base) >> 4] &= ~bit; if (type == IRQ_TYPE_EDGE_RISING) { trigger |= bit; @@ -328,11 +328,11 @@ static int asic3_gpio_irq_type(unsigned int irq, unsigned int type) edge &= ~bit; } else if (type == IRQ_TYPE_EDGE_BOTH) { trigger |= bit; - if (asic3_gpio_get(&asic->gpio, irq - asic->irq_base)) + if (asic3_gpio_get(&asic->gpio, data->irq - asic->irq_base)) edge &= ~bit; else edge |= bit; - asic->irq_bothedge[(irq - asic->irq_base) >> 4] |= bit; + asic->irq_bothedge[(data->irq - asic->irq_base) >> 4] |= bit; } else if (type == IRQ_TYPE_LEVEL_LOW) { trigger &= ~bit; level &= ~bit; @@ -359,17 +359,17 @@ static int asic3_gpio_irq_type(unsigned int irq, unsigned int type) static struct irq_chip asic3_gpio_irq_chip = { .name = "ASIC3-GPIO", - .ack = asic3_mask_gpio_irq, - .mask = asic3_mask_gpio_irq, - .unmask = asic3_unmask_gpio_irq, - .set_type = asic3_gpio_irq_type, + .irq_ack = asic3_mask_gpio_irq, + .irq_mask = asic3_mask_gpio_irq, + .irq_unmask = asic3_unmask_gpio_irq, + .irq_set_type = asic3_gpio_irq_type, }; static struct irq_chip asic3_irq_chip = { .name = "ASIC3", - .ack = asic3_mask_irq, - .mask = asic3_mask_irq, - .unmask = asic3_unmask_irq, + .irq_ack = asic3_mask_irq, + .irq_mask = asic3_mask_irq, + .irq_unmask = asic3_unmask_irq, }; static int __init asic3_irq_probe(struct platform_device *pdev) @@ -635,7 +635,7 @@ static struct resource ds1wm_resources[] = { }, { .start = ASIC3_IRQ_OWM, - .start = ASIC3_IRQ_OWM, + .end = ASIC3_IRQ_OWM, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, }, }; diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c new file mode 100644 index 0000000..59ca6f1 --- /dev/null +++ b/drivers/mfd/cs5535-mfd.c @@ -0,0 +1,151 @@ +/* + * cs5535-mfd.c - core MFD driver for CS5535/CS5536 southbridges + * + * The CS5535 and CS5536 has an ISA bridge on the PCI bus that is + * used for accessing GPIOs, MFGPTs, ACPI, etc. Each subdevice has + * an IO range that's specified in a single BAR. The BAR order is + * hardcoded in the CS553x specifications. + * + * Copyright (c) 2010 Andres Salomon <dilinger@queued.net> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/mfd/core.h> +#include <linux/module.h> +#include <linux/pci.h> + +#define DRV_NAME "cs5535-mfd" + +enum cs5535_mfd_bars { + SMB_BAR = 0, + GPIO_BAR = 1, + MFGPT_BAR = 2, + PMS_BAR = 4, + ACPI_BAR = 5, + NR_BARS, +}; + +static __devinitdata struct resource cs5535_mfd_resources[NR_BARS]; + +static __devinitdata struct mfd_cell cs5535_mfd_cells[] = { + { + .id = SMB_BAR, + .name = "cs5535-smb", + .num_resources = 1, + .resources = &cs5535_mfd_resources[SMB_BAR], + }, + { + .id = GPIO_BAR, + .name = "cs5535-gpio", + .num_resources = 1, + .resources = &cs5535_mfd_resources[GPIO_BAR], + }, + { + .id = MFGPT_BAR, + .name = "cs5535-mfgpt", + .num_resources = 1, + .resources = &cs5535_mfd_resources[MFGPT_BAR], + }, + { + .id = PMS_BAR, + .name = "cs5535-pms", + .num_resources = 1, + .resources = &cs5535_mfd_resources[PMS_BAR], + }, + { + .id = ACPI_BAR, + .name = "cs5535-acpi", + .num_resources = 1, + .resources = &cs5535_mfd_resources[ACPI_BAR], + }, +}; + +static int __devinit cs5535_mfd_probe(struct pci_dev *pdev, + const struct pci_device_id *id) +{ + int err, i; + + err = pci_enable_device(pdev); + if (err) + return err; + + /* fill in IO range for each cell; subdrivers handle the region */ + for (i = 0; i < ARRAY_SIZE(cs5535_mfd_cells); i++) { + int bar = cs5535_mfd_cells[i].id; + struct resource *r = &cs5535_mfd_resources[bar]; + + r->flags = IORESOURCE_IO; + r->start = pci_resource_start(pdev, bar); + r->end = pci_resource_end(pdev, bar); + + /* id is used for temporarily storing BAR; unset it now */ + cs5535_mfd_cells[i].id = 0; + } + + err = mfd_add_devices(&pdev->dev, -1, cs5535_mfd_cells, + ARRAY_SIZE(cs5535_mfd_cells), NULL, 0); + if (err) { + dev_err(&pdev->dev, "MFD add devices failed: %d\n", err); + goto err_disable; + } + + dev_info(&pdev->dev, "%zu devices registered.\n", + ARRAY_SIZE(cs5535_mfd_cells)); + + return 0; + +err_disable: + pci_disable_device(pdev); + return err; +} + +static void __devexit cs5535_mfd_remove(struct pci_dev *pdev) +{ + mfd_remove_devices(&pdev->dev); + pci_disable_device(pdev); +} + +static struct pci_device_id cs5535_mfd_pci_tbl[] = { + { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) }, + { 0, } +}; +MODULE_DEVICE_TABLE(pci, cs5535_mfd_pci_tbl); + +static struct pci_driver cs5535_mfd_drv = { + .name = DRV_NAME, + .id_table = cs5535_mfd_pci_tbl, + .probe = cs5535_mfd_probe, + .remove = __devexit_p(cs5535_mfd_remove), +}; + +static int __init cs5535_mfd_init(void) +{ + return pci_register_driver(&cs5535_mfd_drv); +} + +static void __exit cs5535_mfd_exit(void) +{ + pci_unregister_driver(&cs5535_mfd_drv); +} + +module_init(cs5535_mfd_init); +module_exit(cs5535_mfd_exit); + +MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>"); +MODULE_DESCRIPTION("MFD driver for CS5535/CS5536 southbridge's ISA PCI device"); +MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c index c2b698d..9e2d8dd 100644 --- a/drivers/mfd/ezx-pcap.c +++ b/drivers/mfd/ezx-pcap.c @@ -144,26 +144,26 @@ int pcap_to_irq(struct pcap_chip *pcap, int irq) } EXPORT_SYMBOL_GPL(pcap_to_irq); -static void pcap_mask_irq(unsigned int irq) +static void pcap_mask_irq(struct irq_data *d) { - struct pcap_chip *pcap = get_irq_chip_data(irq); + struct pcap_chip *pcap = irq_data_get_irq_chip_data(d); - pcap->msr |= 1 << irq_to_pcap(pcap, irq); + pcap->msr |= 1 << irq_to_pcap(pcap, d->irq); queue_work(pcap->workqueue, &pcap->msr_work); } -static void pcap_unmask_irq(unsigned int irq) +static void pcap_unmask_irq(struct irq_data *d) { - struct pcap_chip *pcap = get_irq_chip_data(irq); + struct pcap_chip *pcap = irq_data_get_irq_chip_data(d); - pcap->msr &= ~(1 << irq_to_pcap(pcap, irq)); + pcap->msr &= ~(1 << irq_to_pcap(pcap, d->irq)); queue_work(pcap->workqueue, &pcap->msr_work); } static struct irq_chip pcap_irq_chip = { - .name = "pcap", - .mask = pcap_mask_irq, - .unmask = pcap_unmask_irq, + .name = "pcap", + .irq_mask = pcap_mask_irq, + .irq_unmask = pcap_unmask_irq, }; static void pcap_msr_work(struct work_struct *work) @@ -199,8 +199,7 @@ static void pcap_isr_work(struct work_struct *work) if (service & 1) { struct irq_desc *desc = irq_to_desc(irq); - if (WARN(!desc, KERN_WARNING - "Invalid PCAP IRQ %d\n", irq)) + if (WARN(!desc, "Invalid PCAP IRQ %d\n", irq)) break; if (desc->status & IRQ_DISABLED) @@ -218,7 +217,7 @@ static void pcap_irq_handler(unsigned int irq, struct irq_desc *desc) { struct pcap_chip *pcap = get_irq_data(irq); - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); queue_work(pcap->workqueue, &pcap->isr_work); return; } @@ -282,7 +281,7 @@ static irqreturn_t pcap_adc_irq(int irq, void *_pcap) mutex_lock(&pcap->adc_mutex); req = pcap->adc_queue[pcap->adc_head]; - if (WARN(!req, KERN_WARNING "adc irq without pending request\n")) { + if (WARN(!req, "adc irq without pending request\n")) { mutex_unlock(&pcap->adc_mutex); return IRQ_HANDLED; } diff --git a/drivers/mfd/htc-egpio.c b/drivers/mfd/htc-egpio.c index d3e74f8..d00b6d1 100644 --- a/drivers/mfd/htc-egpio.c +++ b/drivers/mfd/htc-egpio.c @@ -70,31 +70,32 @@ static inline void ack_irqs(struct egpio_info *ei) ei->ack_write, ei->ack_register << ei->bus_shift); } -static void egpio_ack(unsigned int irq) +static void egpio_ack(struct irq_data *data) { } /* There does not appear to be a way to proactively mask interrupts * on the egpio chip itself. So, we simply ignore interrupts that * aren't desired. */ -static void egpio_mask(unsigned int irq) +static void egpio_mask(struct irq_data *data) { - struct egpio_info *ei = get_irq_chip_data(irq); - ei->irqs_enabled &= ~(1 << (irq - ei->irq_start)); - pr_debug("EGPIO mask %d %04x\n", irq, ei->irqs_enabled); + struct egpio_info *ei = irq_data_get_irq_chip_data(data); + ei->irqs_enabled &= ~(1 << (data->irq - ei->irq_start)); + pr_debug("EGPIO mask %d %04x\n", data->irq, ei->irqs_enabled); } -static void egpio_unmask(unsigned int irq) + +static void egpio_unmask(struct irq_data *data) { - struct egpio_info *ei = get_irq_chip_data(irq); - ei->irqs_enabled |= 1 << (irq - ei->irq_start); - pr_debug("EGPIO unmask %d %04x\n", irq, ei->irqs_enabled); + struct egpio_info *ei = irq_data_get_irq_chip_data(data); + ei->irqs_enabled |= 1 << (data->irq - ei->irq_start); + pr_debug("EGPIO unmask %d %04x\n", data->irq, ei->irqs_enabled); } static struct irq_chip egpio_muxed_chip = { - .name = "htc-egpio", - .ack = egpio_ack, - .mask = egpio_mask, - .unmask = egpio_unmask, + .name = "htc-egpio", + .irq_ack = egpio_ack, + .irq_mask = egpio_mask, + .irq_unmask = egpio_unmask, }; static void egpio_handler(unsigned int irq, struct irq_desc *desc) diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c index 594c9a8..296ad15 100644 --- a/drivers/mfd/htc-i2cpld.c +++ b/drivers/mfd/htc-i2cpld.c @@ -82,25 +82,25 @@ struct htcpld_data { /* There does not appear to be a way to proactively mask interrupts * on the htcpld chip itself. So, we simply ignore interrupts that * aren't desired. */ -static void htcpld_mask(unsigned int irq) +static void htcpld_mask(struct irq_data *data) { - struct htcpld_chip *chip = get_irq_chip_data(irq); - chip->irqs_enabled &= ~(1 << (irq - chip->irq_start)); - pr_debug("HTCPLD mask %d %04x\n", irq, chip->irqs_enabled); + struct htcpld_chip *chip = irq_data_get_irq_chip_data(data); + chip->irqs_enabled &= ~(1 << (data->irq - chip->irq_start)); + pr_debug("HTCPLD mask %d %04x\n", data->irq, chip->irqs_enabled); } -static void htcpld_unmask(unsigned int irq) +static void htcpld_unmask(struct irq_data *data) { - struct htcpld_chip *chip = get_irq_chip_data(irq); - chip->irqs_enabled |= 1 << (irq - chip->irq_start); - pr_debug("HTCPLD unmask %d %04x\n", irq, chip->irqs_enabled); + struct htcpld_chip *chip = irq_data_get_irq_chip_data(data); + chip->irqs_enabled |= 1 << (data->irq - chip->irq_start); + pr_debug("HTCPLD unmask %d %04x\n", data->irq, chip->irqs_enabled); } -static int htcpld_set_type(unsigned int irq, unsigned int flags) +static int htcpld_set_type(struct irq_data *data, unsigned int flags) { - struct irq_desc *d = irq_to_desc(irq); + struct irq_desc *d = irq_to_desc(data->irq); if (!d) { - pr_err("HTCPLD invalid IRQ: %d\n", irq); + pr_err("HTCPLD invalid IRQ: %d\n", data->irq); return -EINVAL; } @@ -118,10 +118,10 @@ static int htcpld_set_type(unsigned int irq, unsigned int flags) } static struct irq_chip htcpld_muxed_chip = { - .name = "htcpld", - .mask = htcpld_mask, - .unmask = htcpld_unmask, - .set_type = htcpld_set_type, + .name = "htcpld", + .irq_mask = htcpld_mask, + .irq_unmask = htcpld_unmask, + .irq_set_type = htcpld_set_type, }; /* To properly dispatch IRQ events, we need to read from the @@ -235,7 +235,7 @@ static irqreturn_t htcpld_handler(int irq, void *dev) * and that work is scheduled in the set routine. The kernel can then run * the I2C functions, which will sleep, in process context. */ -void htcpld_chip_set(struct gpio_chip *chip, unsigned offset, int val) +static void htcpld_chip_set(struct gpio_chip *chip, unsigned offset, int val) { struct i2c_client *client; struct htcpld_chip *chip_data; @@ -259,7 +259,7 @@ void htcpld_chip_set(struct gpio_chip *chip, unsigned offset, int val) schedule_work(&(chip_data->set_val_work)); } -void htcpld_chip_set_ni(struct work_struct *work) +static void htcpld_chip_set_ni(struct work_struct *work) { struct htcpld_chip *chip_data; struct i2c_client *client; @@ -269,7 +269,7 @@ void htcpld_chip_set_ni(struct work_struct *work) i2c_smbus_read_byte_data(client, chip_data->cache_out); } -int htcpld_chip_get(struct gpio_chip *chip, unsigned offset) +static int htcpld_chip_get(struct gpio_chip *chip, unsigned offset) { struct htcpld_chip *chip_data; int val = 0; @@ -316,7 +316,7 @@ static int htcpld_direction_input(struct gpio_chip *chip, return (offset < chip->ngpio) ? 0 : -EINVAL; } -int htcpld_chip_to_irq(struct gpio_chip *chip, unsigned offset) +static int htcpld_chip_to_irq(struct gpio_chip *chip, unsigned offset) { struct htcpld_chip *chip_data; @@ -328,7 +328,7 @@ int htcpld_chip_to_irq(struct gpio_chip *chip, unsigned offset) return -EINVAL; } -void htcpld_chip_reset(struct i2c_client *client) +static void htcpld_chip_reset(struct i2c_client *client) { struct htcpld_chip *chip_data = i2c_get_clientdata(client); if (!chip_data) diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c index 9dd1b33..0cc5979 100644 --- a/drivers/mfd/jz4740-adc.c +++ b/drivers/mfd/jz4740-adc.c @@ -84,31 +84,30 @@ static inline void jz4740_adc_irq_set_masked(struct jz4740_adc *adc, int irq, spin_unlock_irqrestore(&adc->lock, flags); } -static void jz4740_adc_irq_mask(unsigned int irq) +static void jz4740_adc_irq_mask(struct irq_data *data) { - struct jz4740_adc *adc = get_irq_chip_data(irq); - jz4740_adc_irq_set_masked(adc, irq, true); + struct jz4740_adc *adc = irq_data_get_irq_chip_data(data); + jz4740_adc_irq_set_masked(adc, data->irq, true); } -static void jz4740_adc_irq_unmask(unsigned int irq) +static void jz4740_adc_irq_unmask(struct irq_data *data) { - struct jz4740_adc *adc = get_irq_chip_data(irq); - jz4740_adc_irq_set_masked(adc, irq, false); + struct jz4740_adc *adc = irq_data_get_irq_chip_data(data); + jz4740_adc_irq_set_masked(adc, data->irq, false); } -static void jz4740_adc_irq_ack(unsigned int irq) +static void jz4740_adc_irq_ack(struct irq_data *data) { - struct jz4740_adc *adc = get_irq_chip_data(irq); - - irq -= adc->irq_base; + struct jz4740_adc *adc = irq_data_get_irq_chip_data(data); + unsigned int irq = data->irq - adc->irq_base; writeb(BIT(irq), adc->base + JZ_REG_ADC_STATUS); } static struct irq_chip jz4740_adc_irq_chip = { .name = "jz4740-adc", - .mask = jz4740_adc_irq_mask, - .unmask = jz4740_adc_irq_unmask, - .ack = jz4740_adc_irq_ack, + .irq_mask = jz4740_adc_irq_mask, + .irq_unmask = jz4740_adc_irq_unmask, + .irq_ack = jz4740_adc_irq_ack, }; static void jz4740_adc_irq_demux(unsigned int irq, struct irq_desc *desc) diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c index 44695f5..0e998dc 100644 --- a/drivers/mfd/max8925-core.c +++ b/drivers/mfd/max8925-core.c @@ -407,16 +407,16 @@ static irqreturn_t max8925_tsc_irq(int irq, void *data) return IRQ_HANDLED; } -static void max8925_irq_lock(unsigned int irq) +static void max8925_irq_lock(struct irq_data *data) { - struct max8925_chip *chip = get_irq_chip_data(irq); + struct max8925_chip *chip = irq_data_get_irq_chip_data(data); mutex_lock(&chip->irq_lock); } -static void max8925_irq_sync_unlock(unsigned int irq) +static void max8925_irq_sync_unlock(struct irq_data *data) { - struct max8925_chip *chip = get_irq_chip_data(irq); + struct max8925_chip *chip = irq_data_get_irq_chip_data(data); struct max8925_irq_data *irq_data; static unsigned char cache_chg[2] = {0xff, 0xff}; static unsigned char cache_on[2] = {0xff, 0xff}; @@ -492,25 +492,25 @@ static void max8925_irq_sync_unlock(unsigned int irq) mutex_unlock(&chip->irq_lock); } -static void max8925_irq_enable(unsigned int irq) +static void max8925_irq_enable(struct irq_data *data) { - struct max8925_chip *chip = get_irq_chip_data(irq); - max8925_irqs[irq - chip->irq_base].enable - = max8925_irqs[irq - chip->irq_base].offs; + struct max8925_chip *chip = irq_data_get_irq_chip_data(data); + max8925_irqs[data->irq - chip->irq_base].enable + = max8925_irqs[data->irq - chip->irq_base].offs; } -static void max8925_irq_disable(unsigned int irq) +static void max8925_irq_disable(struct irq_data *data) { - struct max8925_chip *chip = get_irq_chip_data(irq); - max8925_irqs[irq - chip->irq_base].enable = 0; + struct max8925_chip *chip = irq_data_get_irq_chip_data(data); + max8925_irqs[data->irq - chip->irq_base].enable = 0; } static struct irq_chip max8925_irq_chip = { .name = "max8925", - .bus_lock = max8925_irq_lock, - .bus_sync_unlock = max8925_irq_sync_unlock, - .enable = max8925_irq_enable, - .disable = max8925_irq_disable, + .irq_bus_lock = max8925_irq_lock, + .irq_bus_sync_unlock = max8925_irq_sync_unlock, + .irq_enable = max8925_irq_enable, + .irq_disable = max8925_irq_disable, }; static int max8925_irq_init(struct max8925_chip *chip, int irq, diff --git a/drivers/mfd/max8998-irq.c b/drivers/mfd/max8998-irq.c index 45bfe77..3903e1f 100644 --- a/drivers/mfd/max8998-irq.c +++ b/drivers/mfd/max8998-irq.c @@ -102,16 +102,16 @@ irq_to_max8998_irq(struct max8998_dev *max8998, int irq) return &max8998_irqs[irq - max8998->irq_base]; } -static void max8998_irq_lock(unsigned int irq) +static void max8998_irq_lock(struct irq_data *data) { - struct max8998_dev *max8998 = get_irq_chip_data(irq); + struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data); mutex_lock(&max8998->irqlock); } -static void max8998_irq_sync_unlock(unsigned int irq) +static void max8998_irq_sync_unlock(struct irq_data *data) { - struct max8998_dev *max8998 = get_irq_chip_data(irq); + struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data); int i; for (i = 0; i < ARRAY_SIZE(max8998->irq_masks_cur); i++) { @@ -129,28 +129,30 @@ static void max8998_irq_sync_unlock(unsigned int irq) mutex_unlock(&max8998->irqlock); } -static void max8998_irq_unmask(unsigned int irq) +static void max8998_irq_unmask(struct irq_data *data) { - struct max8998_dev *max8998 = get_irq_chip_data(irq); - struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998, irq); + struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data); + struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998, + data->irq); max8998->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask; } -static void max8998_irq_mask(unsigned int irq) +static void max8998_irq_mask(struct irq_data *data) { - struct max8998_dev *max8998 = get_irq_chip_data(irq); - struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998, irq); + struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data); + struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998, + data->irq); max8998->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask; } static struct irq_chip max8998_irq_chip = { .name = "max8998", - .bus_lock = max8998_irq_lock, - .bus_sync_unlock = max8998_irq_sync_unlock, - .mask = max8998_irq_mask, - .unmask = max8998_irq_unmask, + .irq_bus_lock = max8998_irq_lock, + .irq_bus_sync_unlock = max8998_irq_sync_unlock, + .irq_mask = max8998_irq_mask, + .irq_unmask = max8998_irq_unmask, }; static irqreturn_t max8998_irq_thread(int irq, void *data) @@ -181,6 +183,13 @@ static irqreturn_t max8998_irq_thread(int irq, void *data) return IRQ_HANDLED; } +int max8998_irq_resume(struct max8998_dev *max8998) +{ + if (max8998->irq && max8998->irq_base) + max8998_irq_thread(max8998->irq_base, max8998); + return 0; +} + int max8998_irq_init(struct max8998_dev *max8998) { int i; diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c index bb9977b..bbfe867 100644 --- a/drivers/mfd/max8998.c +++ b/drivers/mfd/max8998.c @@ -25,6 +25,8 @@ #include <linux/init.h> #include <linux/slab.h> #include <linux/i2c.h> +#include <linux/interrupt.h> +#include <linux/pm_runtime.h> #include <linux/mutex.h> #include <linux/mfd/core.h> #include <linux/mfd/max8998.h> @@ -40,6 +42,14 @@ static struct mfd_cell max8998_devs[] = { }, }; +static struct mfd_cell lp3974_devs[] = { + { + .name = "lp3974-pmic", + }, { + .name = "lp3974-rtc", + }, +}; + int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest) { struct max8998_dev *max8998 = i2c_get_clientdata(i2c); @@ -135,6 +145,7 @@ static int max8998_i2c_probe(struct i2c_client *i2c, if (pdata) { max8998->ono = pdata->ono; max8998->irq_base = pdata->irq_base; + max8998->wakeup = pdata->wakeup; } mutex_init(&max8998->iolock); @@ -143,9 +154,23 @@ static int max8998_i2c_probe(struct i2c_client *i2c, max8998_irq_init(max8998); - ret = mfd_add_devices(max8998->dev, -1, - max8998_devs, ARRAY_SIZE(max8998_devs), - NULL, 0); + pm_runtime_set_active(max8998->dev); + + switch (id->driver_data) { + case TYPE_LP3974: + ret = mfd_add_devices(max8998->dev, -1, + lp3974_devs, ARRAY_SIZE(lp3974_devs), + NULL, 0); + break; + case TYPE_MAX8998: + ret = mfd_add_devices(max8998->dev, -1, + max8998_devs, ARRAY_SIZE(max8998_devs), + NULL, 0); + break; + default: + ret = -EINVAL; + } + if (ret < 0) goto err; @@ -178,10 +203,113 @@ static const struct i2c_device_id max8998_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, max8998_i2c_id); +static int max8998_suspend(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + struct max8998_dev *max8998 = i2c_get_clientdata(i2c); + + if (max8998->wakeup) + set_irq_wake(max8998->irq, 1); + return 0; +} + +static int max8998_resume(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + struct max8998_dev *max8998 = i2c_get_clientdata(i2c); + + if (max8998->wakeup) + set_irq_wake(max8998->irq, 0); + /* + * In LP3974, if IRQ registers are not "read & clear" + * when it's set during sleep, the interrupt becomes + * disabled. + */ + return max8998_irq_resume(i2c_get_clientdata(i2c)); +} + +struct max8998_reg_dump { + u8 addr; + u8 val; +}; +#define SAVE_ITEM(x) { .addr = (x), .val = 0x0, } +struct max8998_reg_dump max8998_dump[] = { + SAVE_ITEM(MAX8998_REG_IRQM1), + SAVE_ITEM(MAX8998_REG_IRQM2), + SAVE_ITEM(MAX8998_REG_IRQM3), + SAVE_ITEM(MAX8998_REG_IRQM4), + SAVE_ITEM(MAX8998_REG_STATUSM1), + SAVE_ITEM(MAX8998_REG_STATUSM2), + SAVE_ITEM(MAX8998_REG_CHGR1), + SAVE_ITEM(MAX8998_REG_CHGR2), + SAVE_ITEM(MAX8998_REG_LDO_ACTIVE_DISCHARGE1), + SAVE_ITEM(MAX8998_REG_LDO_ACTIVE_DISCHARGE1), + SAVE_ITEM(MAX8998_REG_BUCK_ACTIVE_DISCHARGE3), + SAVE_ITEM(MAX8998_REG_ONOFF1), + SAVE_ITEM(MAX8998_REG_ONOFF2), + SAVE_ITEM(MAX8998_REG_ONOFF3), + SAVE_ITEM(MAX8998_REG_ONOFF4), + SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE1), + SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE2), + SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE3), + SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE4), + SAVE_ITEM(MAX8998_REG_BUCK2_VOLTAGE1), + SAVE_ITEM(MAX8998_REG_BUCK2_VOLTAGE2), + SAVE_ITEM(MAX8998_REG_LDO2_LDO3), + SAVE_ITEM(MAX8998_REG_LDO4), + SAVE_ITEM(MAX8998_REG_LDO5), + SAVE_ITEM(MAX8998_REG_LDO6), + SAVE_ITEM(MAX8998_REG_LDO7), + SAVE_ITEM(MAX8998_REG_LDO8_LDO9), + SAVE_ITEM(MAX8998_REG_LDO10_LDO11), + SAVE_ITEM(MAX8998_REG_LDO12), + SAVE_ITEM(MAX8998_REG_LDO13), + SAVE_ITEM(MAX8998_REG_LDO14), + SAVE_ITEM(MAX8998_REG_LDO15), + SAVE_ITEM(MAX8998_REG_LDO16), + SAVE_ITEM(MAX8998_REG_LDO17), + SAVE_ITEM(MAX8998_REG_BKCHR), + SAVE_ITEM(MAX8998_REG_LBCNFG1), + SAVE_ITEM(MAX8998_REG_LBCNFG2), +}; +/* Save registers before hibernation */ +static int max8998_freeze(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + int i; + + for (i = 0; i < ARRAY_SIZE(max8998_dump); i++) + max8998_read_reg(i2c, max8998_dump[i].addr, + &max8998_dump[i].val); + + return 0; +} + +/* Restore registers after hibernation */ +static int max8998_restore(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + int i; + + for (i = 0; i < ARRAY_SIZE(max8998_dump); i++) + max8998_write_reg(i2c, max8998_dump[i].addr, + max8998_dump[i].val); + + return 0; +} + +const struct dev_pm_ops max8998_pm = { + .suspend = max8998_suspend, + .resume = max8998_resume, + .freeze = max8998_freeze, + .restore = max8998_restore, +}; + static struct i2c_driver max8998_i2c_driver = { .driver = { .name = "max8998", .owner = THIS_MODULE, + .pm = &max8998_pm, }, .probe = max8998_i2c_probe, .remove = max8998_i2c_remove, diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index a2ac2ed..b9fcaf0 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -749,7 +749,7 @@ static int mc13xxx_probe(struct spi_device *spi) if (ret) { err_mask: err_revision: - mutex_unlock(&mc13xxx->lock); + mc13xxx_unlock(mc13xxx); dev_set_drvdata(&spi->dev, NULL); kfree(mc13xxx); return ret; diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c index ec99f68..d83ad0f 100644 --- a/drivers/mfd/mfd-core.c +++ b/drivers/mfd/mfd-core.c @@ -15,6 +15,7 @@ #include <linux/platform_device.h> #include <linux/acpi.h> #include <linux/mfd/core.h> +#include <linux/pm_runtime.h> #include <linux/slab.h> static int mfd_add_device(struct device *parent, int id, @@ -82,6 +83,9 @@ static int mfd_add_device(struct device *parent, int id, if (ret) goto fail_res; + if (cell->pm_runtime_no_callbacks) + pm_runtime_no_callbacks(&pdev->dev); + kfree(res); return 0; diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index bc9275c..5de3a76 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -26,7 +26,7 @@ #include <linux/sm501-regs.h> #include <linux/serial_8250.h> -#include <asm/io.h> +#include <linux/io.h> struct sm501_device { struct list_head list; @@ -745,11 +745,8 @@ static int sm501_register_device(struct sm501_devdata *sm, int ret; for (ptr = 0; ptr < pdev->num_resources; ptr++) { - printk(KERN_DEBUG "%s[%d] flags %08lx: %08llx..%08llx\n", - pdev->name, ptr, - pdev->resource[ptr].flags, - (unsigned long long)pdev->resource[ptr].start, - (unsigned long long)pdev->resource[ptr].end); + printk(KERN_DEBUG "%s[%d] %pR\n", + pdev->name, ptr, &pdev->resource[ptr]); } ret = platform_device_register(pdev); diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c index b11487f..3e5732b 100644 --- a/drivers/mfd/stmpe.c +++ b/drivers/mfd/stmpe.c @@ -699,16 +699,16 @@ static irqreturn_t stmpe_irq(int irq, void *data) return IRQ_HANDLED; } -static void stmpe_irq_lock(unsigned int irq) +static void stmpe_irq_lock(struct irq_data *data) { - struct stmpe *stmpe = get_irq_chip_data(irq); + struct stmpe *stmpe = irq_data_get_irq_chip_data(data); mutex_lock(&stmpe->irq_lock); } -static void stmpe_irq_sync_unlock(unsigned int irq) +static void stmpe_irq_sync_unlock(struct irq_data *data) { - struct stmpe *stmpe = get_irq_chip_data(irq); + struct stmpe *stmpe = irq_data_get_irq_chip_data(data); struct stmpe_variant_info *variant = stmpe->variant; int num = DIV_ROUND_UP(variant->num_irqs, 8); int i; @@ -727,20 +727,20 @@ static void stmpe_irq_sync_unlock(unsigned int irq) mutex_unlock(&stmpe->irq_lock); } -static void stmpe_irq_mask(unsigned int irq) +static void stmpe_irq_mask(struct irq_data *data) { - struct stmpe *stmpe = get_irq_chip_data(irq); - int offset = irq - stmpe->irq_base; + struct stmpe *stmpe = irq_data_get_irq_chip_data(data); + int offset = data->irq - stmpe->irq_base; int regoffset = offset / 8; int mask = 1 << (offset % 8); stmpe->ier[regoffset] &= ~mask; } -static void stmpe_irq_unmask(unsigned int irq) +static void stmpe_irq_unmask(struct irq_data *data) { - struct stmpe *stmpe = get_irq_chip_data(irq); - int offset = irq - stmpe->irq_base; + struct stmpe *stmpe = irq_data_get_irq_chip_data(data); + int offset = data->irq - stmpe->irq_base; int regoffset = offset / 8; int mask = 1 << (offset % 8); @@ -749,10 +749,10 @@ static void stmpe_irq_unmask(unsigned int irq) static struct irq_chip stmpe_irq_chip = { .name = "stmpe", - .bus_lock = stmpe_irq_lock, - .bus_sync_unlock = stmpe_irq_sync_unlock, - .mask = stmpe_irq_mask, - .unmask = stmpe_irq_unmask, + .irq_bus_lock = stmpe_irq_lock, + .irq_bus_sync_unlock = stmpe_irq_sync_unlock, + .irq_mask = stmpe_irq_mask, + .irq_unmask = stmpe_irq_unmask, }; static int __devinit stmpe_irq_init(struct stmpe *stmpe) diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c index 006c121..9caeb4a 100644 --- a/drivers/mfd/t7l66xb.c +++ b/drivers/mfd/t7l66xb.c @@ -199,37 +199,37 @@ static void t7l66xb_irq(unsigned int irq, struct irq_desc *desc) generic_handle_irq(irq_base + i); } -static void t7l66xb_irq_mask(unsigned int irq) +static void t7l66xb_irq_mask(struct irq_data *data) { - struct t7l66xb *t7l66xb = get_irq_chip_data(irq); + struct t7l66xb *t7l66xb = irq_data_get_irq_chip_data(data); unsigned long flags; u8 imr; spin_lock_irqsave(&t7l66xb->lock, flags); imr = tmio_ioread8(t7l66xb->scr + SCR_IMR); - imr |= 1 << (irq - t7l66xb->irq_base); + imr |= 1 << (data->irq - t7l66xb->irq_base); tmio_iowrite8(imr, t7l66xb->scr + SCR_IMR); spin_unlock_irqrestore(&t7l66xb->lock, flags); } -static void t7l66xb_irq_unmask(unsigned int irq) +static void t7l66xb_irq_unmask(struct irq_data *data) { - struct t7l66xb *t7l66xb = get_irq_chip_data(irq); + struct t7l66xb *t7l66xb = irq_data_get_irq_chip_data(data); unsigned long flags; u8 imr; spin_lock_irqsave(&t7l66xb->lock, flags); imr = tmio_ioread8(t7l66xb->scr + SCR_IMR); - imr &= ~(1 << (irq - t7l66xb->irq_base)); + imr &= ~(1 << (data->irq - t7l66xb->irq_base)); tmio_iowrite8(imr, t7l66xb->scr + SCR_IMR); spin_unlock_irqrestore(&t7l66xb->lock, flags); } static struct irq_chip t7l66xb_chip = { - .name = "t7l66xb", - .ack = t7l66xb_irq_mask, - .mask = t7l66xb_irq_mask, - .unmask = t7l66xb_irq_unmask, + .name = "t7l66xb", + .irq_ack = t7l66xb_irq_mask, + .irq_mask = t7l66xb_irq_mask, + .irq_unmask = t7l66xb_irq_unmask, }; /*--------------------------------------------------------------------------*/ diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c index 1ea80d8a..9a23863 100644 --- a/drivers/mfd/tc6393xb.c +++ b/drivers/mfd/tc6393xb.c @@ -527,41 +527,41 @@ tc6393xb_irq(unsigned int irq, struct irq_desc *desc) } } -static void tc6393xb_irq_ack(unsigned int irq) +static void tc6393xb_irq_ack(struct irq_data *data) { } -static void tc6393xb_irq_mask(unsigned int irq) +static void tc6393xb_irq_mask(struct irq_data *data) { - struct tc6393xb *tc6393xb = get_irq_chip_data(irq); + struct tc6393xb *tc6393xb = irq_data_get_irq_chip_data(data); unsigned long flags; u8 imr; spin_lock_irqsave(&tc6393xb->lock, flags); imr = tmio_ioread8(tc6393xb->scr + SCR_IMR); - imr |= 1 << (irq - tc6393xb->irq_base); + imr |= 1 << (data->irq - tc6393xb->irq_base); tmio_iowrite8(imr, tc6393xb->scr + SCR_IMR); spin_unlock_irqrestore(&tc6393xb->lock, flags); } -static void tc6393xb_irq_unmask(unsigned int irq) +static void tc6393xb_irq_unmask(struct irq_data *data) { - struct tc6393xb *tc6393xb = get_irq_chip_data(irq); + struct tc6393xb *tc6393xb = irq_data_get_irq_chip_data(data); unsigned long flags; u8 imr; spin_lock_irqsave(&tc6393xb->lock, flags); imr = tmio_ioread8(tc6393xb->scr + SCR_IMR); - imr &= ~(1 << (irq - tc6393xb->irq_base)); + imr &= ~(1 << (data->irq - tc6393xb->irq_base)); tmio_iowrite8(imr, tc6393xb->scr + SCR_IMR); spin_unlock_irqrestore(&tc6393xb->lock, flags); } static struct irq_chip tc6393xb_chip = { - .name = "tc6393xb", - .ack = tc6393xb_irq_ack, - .mask = tc6393xb_irq_mask, - .unmask = tc6393xb_irq_unmask, + .name = "tc6393xb", + .irq_ack = tc6393xb_irq_ack, + .irq_mask = tc6393xb_irq_mask, + .irq_unmask = tc6393xb_irq_unmask, }; static void tc6393xb_attach_irq(struct platform_device *dev) diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c index 90187fe..93d5fdf 100644 --- a/drivers/mfd/tps65010.c +++ b/drivers/mfd/tps65010.c @@ -34,7 +34,7 @@ #include <linux/i2c/tps65010.h> -#include <asm/gpio.h> +#include <linux/gpio.h> /*-------------------------------------------------------------------------*/ diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c index b4931ab..627cf57 100644 --- a/drivers/mfd/tps6586x.c +++ b/drivers/mfd/tps6586x.c @@ -46,8 +46,6 @@ /* device id */ #define TPS6586X_VERSIONCRC 0xcd -#define TPS658621A_VERSIONCRC 0x15 -#define TPS658621C_VERSIONCRC 0x2c struct tps6586x_irq_data { u8 mask_reg; @@ -325,37 +323,37 @@ static int tps6586x_remove_subdevs(struct tps6586x *tps6586x) return device_for_each_child(tps6586x->dev, NULL, __remove_subdev); } -static void tps6586x_irq_lock(unsigned int irq) +static void tps6586x_irq_lock(struct irq_data *data) { - struct tps6586x *tps6586x = get_irq_chip_data(irq); + struct tps6586x *tps6586x = irq_data_get_irq_chip_data(data); mutex_lock(&tps6586x->irq_lock); } -static void tps6586x_irq_enable(unsigned int irq) +static void tps6586x_irq_enable(struct irq_data *irq_data) { - struct tps6586x *tps6586x = get_irq_chip_data(irq); - unsigned int __irq = irq - tps6586x->irq_base; + struct tps6586x *tps6586x = irq_data_get_irq_chip_data(irq_data); + unsigned int __irq = irq_data->irq - tps6586x->irq_base; const struct tps6586x_irq_data *data = &tps6586x_irqs[__irq]; tps6586x->mask_reg[data->mask_reg] &= ~data->mask_mask; tps6586x->irq_en |= (1 << __irq); } -static void tps6586x_irq_disable(unsigned int irq) +static void tps6586x_irq_disable(struct irq_data *irq_data) { - struct tps6586x *tps6586x = get_irq_chip_data(irq); + struct tps6586x *tps6586x = irq_data_get_irq_chip_data(irq_data); - unsigned int __irq = irq - tps6586x->irq_base; + unsigned int __irq = irq_data->irq - tps6586x->irq_base; const struct tps6586x_irq_data *data = &tps6586x_irqs[__irq]; tps6586x->mask_reg[data->mask_reg] |= data->mask_mask; tps6586x->irq_en &= ~(1 << __irq); } -static void tps6586x_irq_sync_unlock(unsigned int irq) +static void tps6586x_irq_sync_unlock(struct irq_data *data) { - struct tps6586x *tps6586x = get_irq_chip_data(irq); + struct tps6586x *tps6586x = irq_data_get_irq_chip_data(data); int i; for (i = 0; i < ARRAY_SIZE(tps6586x->mask_reg); i++) { @@ -421,10 +419,10 @@ static int __devinit tps6586x_irq_init(struct tps6586x *tps6586x, int irq, tps6586x->irq_base = irq_base; tps6586x->irq_chip.name = "tps6586x"; - tps6586x->irq_chip.enable = tps6586x_irq_enable; - tps6586x->irq_chip.disable = tps6586x_irq_disable; - tps6586x->irq_chip.bus_lock = tps6586x_irq_lock; - tps6586x->irq_chip.bus_sync_unlock = tps6586x_irq_sync_unlock; + tps6586x->irq_chip.irq_enable = tps6586x_irq_enable; + tps6586x->irq_chip.irq_disable = tps6586x_irq_disable; + tps6586x->irq_chip.irq_bus_lock = tps6586x_irq_lock; + tps6586x->irq_chip.irq_bus_sync_unlock = tps6586x_irq_sync_unlock; for (i = 0; i < ARRAY_SIZE(tps6586x_irqs); i++) { int __irq = i + tps6586x->irq_base; @@ -498,11 +496,7 @@ static int __devinit tps6586x_i2c_probe(struct i2c_client *client, return -EIO; } - if ((ret != TPS658621A_VERSIONCRC) && - (ret != TPS658621C_VERSIONCRC)) { - dev_err(&client->dev, "Unsupported chip ID: %x\n", ret); - return -ENODEV; - } + dev_info(&client->dev, "VERSIONCRC is %02x\n", ret); tps6586x = kzalloc(sizeof(struct tps6586x), GFP_KERNEL); if (tps6586x == NULL) diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index 12abd5b..a35fa7dc 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -1003,7 +1003,7 @@ static int twl_remove(struct i2c_client *client) } /* NOTE: this driver only handles a single twl4030/tps659x0 chip */ -static int __init +static int __devinit twl_probe(struct i2c_client *client, const struct i2c_device_id *id) { int status; diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c index 5d3a147..63a30e8 100644 --- a/drivers/mfd/twl4030-irq.c +++ b/drivers/mfd/twl4030-irq.c @@ -599,38 +599,38 @@ static void twl4030_sih_do_edge(struct work_struct *work) * completion, potentially including some re-ordering, of these requests. */ -static void twl4030_sih_mask(unsigned irq) +static void twl4030_sih_mask(struct irq_data *data) { - struct sih_agent *sih = get_irq_chip_data(irq); + struct sih_agent *sih = irq_data_get_irq_chip_data(data); unsigned long flags; spin_lock_irqsave(&sih_agent_lock, flags); - sih->imr |= BIT(irq - sih->irq_base); + sih->imr |= BIT(data->irq - sih->irq_base); sih->imr_change_pending = true; queue_work(wq, &sih->mask_work); spin_unlock_irqrestore(&sih_agent_lock, flags); } -static void twl4030_sih_unmask(unsigned irq) +static void twl4030_sih_unmask(struct irq_data *data) { - struct sih_agent *sih = get_irq_chip_data(irq); + struct sih_agent *sih = irq_data_get_irq_chip_data(data); unsigned long flags; spin_lock_irqsave(&sih_agent_lock, flags); - sih->imr &= ~BIT(irq - sih->irq_base); + sih->imr &= ~BIT(data->irq - sih->irq_base); sih->imr_change_pending = true; queue_work(wq, &sih->mask_work); spin_unlock_irqrestore(&sih_agent_lock, flags); } -static int twl4030_sih_set_type(unsigned irq, unsigned trigger) +static int twl4030_sih_set_type(struct irq_data *data, unsigned trigger) { - struct sih_agent *sih = get_irq_chip_data(irq); - struct irq_desc *desc = irq_to_desc(irq); + struct sih_agent *sih = irq_data_get_irq_chip_data(data); + struct irq_desc *desc = irq_to_desc(data->irq); unsigned long flags; if (!desc) { - pr_err("twl4030: Invalid IRQ: %d\n", irq); + pr_err("twl4030: Invalid IRQ: %d\n", data->irq); return -EINVAL; } @@ -641,7 +641,7 @@ static int twl4030_sih_set_type(unsigned irq, unsigned trigger) if ((desc->status & IRQ_TYPE_SENSE_MASK) != trigger) { desc->status &= ~IRQ_TYPE_SENSE_MASK; desc->status |= trigger; - sih->edge_change |= BIT(irq - sih->irq_base); + sih->edge_change |= BIT(data->irq - sih->irq_base); queue_work(wq, &sih->edge_work); } spin_unlock_irqrestore(&sih_agent_lock, flags); @@ -650,9 +650,9 @@ static int twl4030_sih_set_type(unsigned irq, unsigned trigger) static struct irq_chip twl4030_sih_irq_chip = { .name = "twl4030", - .mask = twl4030_sih_mask, - .unmask = twl4030_sih_unmask, - .set_type = twl4030_sih_set_type, + .irq_mask = twl4030_sih_mask, + .irq_unmask = twl4030_sih_unmask, + .irq_set_type = twl4030_sih_set_type, }; /*----------------------------------------------------------------------*/ diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c index 06c8955..4082ed7 100644 --- a/drivers/mfd/twl6030-irq.c +++ b/drivers/mfd/twl6030-irq.c @@ -332,7 +332,7 @@ int twl6030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end) */ twl6030_irq_chip = dummy_irq_chip; twl6030_irq_chip.name = "twl6030"; - twl6030_irq_chip.set_type = NULL; + twl6030_irq_chip.irq_set_type = NULL; for (i = irq_base; i < irq_end; i++) { set_irq_chip_and_handler(i, &twl6030_irq_chip, diff --git a/drivers/mfd/vx855.c b/drivers/mfd/vx855.c index ebb0597..348052a 100644 --- a/drivers/mfd/vx855.c +++ b/drivers/mfd/vx855.c @@ -112,7 +112,7 @@ out: return ret; } -static void vx855_remove(struct pci_dev *pdev) +static void __devexit vx855_remove(struct pci_dev *pdev) { mfd_remove_devices(&pdev->dev); pci_disable_device(pdev); diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c index 76cadcf..3fe9a58 100644 --- a/drivers/mfd/wm831x-core.c +++ b/drivers/mfd/wm831x-core.c @@ -1541,6 +1541,12 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq) dev_info(wm831x->dev, "WM8325 revision %c\n", 'A' + rev); break; + case WM8326: + parent = WM8326; + wm831x->num_gpio = 12; + dev_info(wm831x->dev, "WM8326 revision %c\n", 'A' + rev); + break; + default: dev_err(wm831x->dev, "Unknown WM831x device %04x\n", ret); ret = -EINVAL; @@ -1610,18 +1616,9 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq) break; case WM8320: - ret = mfd_add_devices(wm831x->dev, -1, - wm8320_devs, ARRAY_SIZE(wm8320_devs), - NULL, 0); - break; - case WM8321: - ret = mfd_add_devices(wm831x->dev, -1, - wm8320_devs, ARRAY_SIZE(wm8320_devs), - NULL, 0); - break; - case WM8325: + case WM8326: ret = mfd_add_devices(wm831x->dev, -1, wm8320_devs, ARRAY_SIZE(wm8320_devs), NULL, wm831x->irq_base); diff --git a/drivers/mfd/wm831x-i2c.c b/drivers/mfd/wm831x-i2c.c index 156b198..3853fa8 100644 --- a/drivers/mfd/wm831x-i2c.c +++ b/drivers/mfd/wm831x-i2c.c @@ -94,9 +94,9 @@ static int wm831x_i2c_remove(struct i2c_client *i2c) return 0; } -static int wm831x_i2c_suspend(struct i2c_client *i2c, pm_message_t mesg) +static int wm831x_i2c_suspend(struct device *dev) { - struct wm831x *wm831x = i2c_get_clientdata(i2c); + struct wm831x *wm831x = dev_get_drvdata(dev); return wm831x_device_suspend(wm831x); } @@ -108,19 +108,23 @@ static const struct i2c_device_id wm831x_i2c_id[] = { { "wm8320", WM8320 }, { "wm8321", WM8321 }, { "wm8325", WM8325 }, + { "wm8326", WM8326 }, { } }; MODULE_DEVICE_TABLE(i2c, wm831x_i2c_id); +static const struct dev_pm_ops wm831x_pm_ops = { + .suspend = wm831x_i2c_suspend, +}; static struct i2c_driver wm831x_i2c_driver = { .driver = { - .name = "wm831x", - .owner = THIS_MODULE, + .name = "wm831x", + .owner = THIS_MODULE, + .pm = &wm831x_pm_ops, }, .probe = wm831x_i2c_probe, .remove = wm831x_i2c_remove, - .suspend = wm831x_i2c_suspend, .id_table = wm831x_i2c_id, }; diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c index 294183b..f7192d4 100644 --- a/drivers/mfd/wm831x-irq.c +++ b/drivers/mfd/wm831x-irq.c @@ -345,16 +345,16 @@ static inline struct wm831x_irq_data *irq_to_wm831x_irq(struct wm831x *wm831x, return &wm831x_irqs[irq - wm831x->irq_base]; } -static void wm831x_irq_lock(unsigned int irq) +static void wm831x_irq_lock(struct irq_data *data) { - struct wm831x *wm831x = get_irq_chip_data(irq); + struct wm831x *wm831x = irq_data_get_irq_chip_data(data); mutex_lock(&wm831x->irq_lock); } -static void wm831x_irq_sync_unlock(unsigned int irq) +static void wm831x_irq_sync_unlock(struct irq_data *data) { - struct wm831x *wm831x = get_irq_chip_data(irq); + struct wm831x *wm831x = irq_data_get_irq_chip_data(data); int i; for (i = 0; i < ARRAY_SIZE(wm831x->irq_masks_cur); i++) { @@ -371,28 +371,30 @@ static void wm831x_irq_sync_unlock(unsigned int irq) mutex_unlock(&wm831x->irq_lock); } -static void wm831x_irq_unmask(unsigned int irq) +static void wm831x_irq_unmask(struct irq_data *data) { - struct wm831x *wm831x = get_irq_chip_data(irq); - struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq); + struct wm831x *wm831x = irq_data_get_irq_chip_data(data); + struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, + data->irq); wm831x->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask; } -static void wm831x_irq_mask(unsigned int irq) +static void wm831x_irq_mask(struct irq_data *data) { - struct wm831x *wm831x = get_irq_chip_data(irq); - struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq); + struct wm831x *wm831x = irq_data_get_irq_chip_data(data); + struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, + data->irq); wm831x->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask; } -static int wm831x_irq_set_type(unsigned int irq, unsigned int type) +static int wm831x_irq_set_type(struct irq_data *data, unsigned int type) { - struct wm831x *wm831x = get_irq_chip_data(irq); - int val; + struct wm831x *wm831x = irq_data_get_irq_chip_data(data); + int val, irq; - irq = irq - wm831x->irq_base; + irq = data->irq - wm831x->irq_base; if (irq < WM831X_IRQ_GPIO_1 || irq > WM831X_IRQ_GPIO_11) { /* Ignore internal-only IRQs */ @@ -421,12 +423,12 @@ static int wm831x_irq_set_type(unsigned int irq, unsigned int type) } static struct irq_chip wm831x_irq_chip = { - .name = "wm831x", - .bus_lock = wm831x_irq_lock, - .bus_sync_unlock = wm831x_irq_sync_unlock, - .mask = wm831x_irq_mask, - .unmask = wm831x_irq_unmask, - .set_type = wm831x_irq_set_type, + .name = "wm831x", + .irq_bus_lock = wm831x_irq_lock, + .irq_bus_sync_unlock = wm831x_irq_sync_unlock, + .irq_mask = wm831x_irq_mask, + .irq_unmask = wm831x_irq_unmask, + .irq_set_type = wm831x_irq_set_type, }; /* The processing of the primary interrupt occurs in a thread so that @@ -515,6 +517,17 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq) return 0; } + /* Try to flag /IRQ as a wake source; there are a number of + * unconditional wake sources in the PMIC so this isn't + * conditional but we don't actually care *too* much if it + * fails. + */ + ret = enable_irq_wake(irq); + if (ret != 0) { + dev_warn(wm831x->dev, "Can't enable IRQ as wake source: %d\n", + ret); + } + wm831x->irq = irq; wm831x->irq_base = pdata->irq_base; diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c index 2789b15..0a8f772 100644 --- a/drivers/mfd/wm831x-spi.c +++ b/drivers/mfd/wm831x-spi.c @@ -81,6 +81,8 @@ static int __devinit wm831x_spi_probe(struct spi_device *spi) type = WM8321; else if (strcmp(spi->modalias, "wm8325") == 0) type = WM8325; + else if (strcmp(spi->modalias, "wm8326") == 0) + type = WM8326; else { dev_err(&spi->dev, "Unknown device type\n"); return -EINVAL; @@ -184,6 +186,17 @@ static struct spi_driver wm8325_spi_driver = { .suspend = wm831x_spi_suspend, }; +static struct spi_driver wm8326_spi_driver = { + .driver = { + .name = "wm8326", + .bus = &spi_bus_type, + .owner = THIS_MODULE, + }, + .probe = wm831x_spi_probe, + .remove = __devexit_p(wm831x_spi_remove), + .suspend = wm831x_spi_suspend, +}; + static int __init wm831x_spi_init(void) { int ret; @@ -212,12 +225,17 @@ static int __init wm831x_spi_init(void) if (ret != 0) pr_err("Failed to register WM8325 SPI driver: %d\n", ret); + ret = spi_register_driver(&wm8326_spi_driver); + if (ret != 0) + pr_err("Failed to register WM8326 SPI driver: %d\n", ret); + return 0; } subsys_initcall(wm831x_spi_init); static void __exit wm831x_spi_exit(void) { + spi_unregister_driver(&wm8326_spi_driver); spi_unregister_driver(&wm8325_spi_driver); spi_unregister_driver(&wm8321_spi_driver); spi_unregister_driver(&wm8320_spi_driver); diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c index f56c9ad..5839966 100644 --- a/drivers/mfd/wm8350-irq.c +++ b/drivers/mfd/wm8350-irq.c @@ -417,16 +417,16 @@ static irqreturn_t wm8350_irq(int irq, void *irq_data) return IRQ_HANDLED; } -static void wm8350_irq_lock(unsigned int irq) +static void wm8350_irq_lock(struct irq_data *data) { - struct wm8350 *wm8350 = get_irq_chip_data(irq); + struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data); mutex_lock(&wm8350->irq_lock); } -static void wm8350_irq_sync_unlock(unsigned int irq) +static void wm8350_irq_sync_unlock(struct irq_data *data) { - struct wm8350 *wm8350 = get_irq_chip_data(irq); + struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data); int i; for (i = 0; i < ARRAY_SIZE(wm8350->irq_masks); i++) { @@ -442,28 +442,30 @@ static void wm8350_irq_sync_unlock(unsigned int irq) mutex_unlock(&wm8350->irq_lock); } -static void wm8350_irq_enable(unsigned int irq) +static void wm8350_irq_enable(struct irq_data *data) { - struct wm8350 *wm8350 = get_irq_chip_data(irq); - struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350, irq); + struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data); + struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350, + data->irq); wm8350->irq_masks[irq_data->reg] &= ~irq_data->mask; } -static void wm8350_irq_disable(unsigned int irq) +static void wm8350_irq_disable(struct irq_data *data) { - struct wm8350 *wm8350 = get_irq_chip_data(irq); - struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350, irq); + struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data); + struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350, + data->irq); wm8350->irq_masks[irq_data->reg] |= irq_data->mask; } static struct irq_chip wm8350_irq_chip = { - .name = "wm8350", - .bus_lock = wm8350_irq_lock, - .bus_sync_unlock = wm8350_irq_sync_unlock, - .disable = wm8350_irq_disable, - .enable = wm8350_irq_enable, + .name = "wm8350", + .irq_bus_lock = wm8350_irq_lock, + .irq_bus_sync_unlock = wm8350_irq_sync_unlock, + .irq_disable = wm8350_irq_disable, + .irq_enable = wm8350_irq_enable, }; int wm8350_irq_init(struct wm8350 *wm8350, int irq, diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index 8d221ba..41233c7 100644 --- a/drivers/mfd/wm8994-core.c +++ b/drivers/mfd/wm8994-core.c @@ -18,6 +18,7 @@ #include <linux/i2c.h> #include <linux/delay.h> #include <linux/mfd/core.h> +#include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> #include <linux/regulator/machine.h> @@ -169,8 +170,16 @@ out: EXPORT_SYMBOL_GPL(wm8994_set_bits); static struct mfd_cell wm8994_regulator_devs[] = { - { .name = "wm8994-ldo", .id = 1 }, - { .name = "wm8994-ldo", .id = 2 }, + { + .name = "wm8994-ldo", + .id = 1, + .pm_runtime_no_callbacks = true, + }, + { + .name = "wm8994-ldo", + .id = 2, + .pm_runtime_no_callbacks = true, + }, }; static struct resource wm8994_codec_resources[] = { @@ -200,6 +209,7 @@ static struct mfd_cell wm8994_devs[] = { .name = "wm8994-gpio", .num_resources = ARRAY_SIZE(wm8994_gpio_resources), .resources = wm8994_gpio_resources, + .pm_runtime_no_callbacks = true, }, }; @@ -231,7 +241,7 @@ static const char *wm8958_main_supplies[] = { }; #ifdef CONFIG_PM -static int wm8994_device_suspend(struct device *dev) +static int wm8994_suspend(struct device *dev) { struct wm8994 *wm8994 = dev_get_drvdata(dev); int ret; @@ -261,7 +271,7 @@ static int wm8994_device_suspend(struct device *dev) return 0; } -static int wm8994_device_resume(struct device *dev) +static int wm8994_resume(struct device *dev) { struct wm8994 *wm8994 = dev_get_drvdata(dev); int ret; @@ -471,6 +481,9 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq) goto err_irq; } + pm_runtime_enable(wm8994->dev); + pm_runtime_resume(wm8994->dev); + return 0; err_irq: @@ -490,6 +503,7 @@ err: static void wm8994_device_exit(struct wm8994 *wm8994) { + pm_runtime_disable(wm8994->dev); mfd_remove_devices(wm8994->dev); wm8994_irq_exit(wm8994); regulator_bulk_disable(wm8994->num_supplies, @@ -573,21 +587,6 @@ static int wm8994_i2c_remove(struct i2c_client *i2c) return 0; } -#ifdef CONFIG_PM -static int wm8994_i2c_suspend(struct i2c_client *i2c, pm_message_t state) -{ - return wm8994_device_suspend(&i2c->dev); -} - -static int wm8994_i2c_resume(struct i2c_client *i2c) -{ - return wm8994_device_resume(&i2c->dev); -} -#else -#define wm8994_i2c_suspend NULL -#define wm8994_i2c_resume NULL -#endif - static const struct i2c_device_id wm8994_i2c_id[] = { { "wm8994", WM8994 }, { "wm8958", WM8958 }, @@ -595,15 +594,16 @@ static const struct i2c_device_id wm8994_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, wm8994_i2c_id); +UNIVERSAL_DEV_PM_OPS(wm8994_pm_ops, wm8994_suspend, wm8994_resume, NULL); + static struct i2c_driver wm8994_i2c_driver = { .driver = { - .name = "wm8994", - .owner = THIS_MODULE, + .name = "wm8994", + .owner = THIS_MODULE, + .pm = &wm8994_pm_ops, }, .probe = wm8994_i2c_probe, .remove = wm8994_i2c_remove, - .suspend = wm8994_i2c_suspend, - .resume = wm8994_i2c_resume, .id_table = wm8994_i2c_id, }; diff --git a/drivers/mfd/wm8994-irq.c b/drivers/mfd/wm8994-irq.c index 8400eb1..29e8faf 100644 --- a/drivers/mfd/wm8994-irq.c +++ b/drivers/mfd/wm8994-irq.c @@ -156,16 +156,16 @@ static inline struct wm8994_irq_data *irq_to_wm8994_irq(struct wm8994 *wm8994, return &wm8994_irqs[irq - wm8994->irq_base]; } -static void wm8994_irq_lock(unsigned int irq) +static void wm8994_irq_lock(struct irq_data *data) { - struct wm8994 *wm8994 = get_irq_chip_data(irq); + struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data); mutex_lock(&wm8994->irq_lock); } -static void wm8994_irq_sync_unlock(unsigned int irq) +static void wm8994_irq_sync_unlock(struct irq_data *data) { - struct wm8994 *wm8994 = get_irq_chip_data(irq); + struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data); int i; for (i = 0; i < ARRAY_SIZE(wm8994->irq_masks_cur); i++) { @@ -182,28 +182,30 @@ static void wm8994_irq_sync_unlock(unsigned int irq) mutex_unlock(&wm8994->irq_lock); } -static void wm8994_irq_unmask(unsigned int irq) +static void wm8994_irq_unmask(struct irq_data *data) { - struct wm8994 *wm8994 = get_irq_chip_data(irq); - struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994, irq); + struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data); + struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994, + data->irq); wm8994->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask; } -static void wm8994_irq_mask(unsigned int irq) +static void wm8994_irq_mask(struct irq_data *data) { - struct wm8994 *wm8994 = get_irq_chip_data(irq); - struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994, irq); + struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data); + struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994, + data->irq); wm8994->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask; } static struct irq_chip wm8994_irq_chip = { - .name = "wm8994", - .bus_lock = wm8994_irq_lock, - .bus_sync_unlock = wm8994_irq_sync_unlock, - .mask = wm8994_irq_mask, - .unmask = wm8994_irq_unmask, + .name = "wm8994", + .irq_bus_lock = wm8994_irq_lock, + .irq_bus_sync_unlock = wm8994_irq_sync_unlock, + .irq_mask = wm8994_irq_mask, + .irq_unmask = wm8994_irq_unmask, }; /* The processing of the primary interrupt occurs in a thread so that diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index 1e1a4be..cc8e49d 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -64,7 +64,7 @@ config ATMEL_PWM config AB8500_PWM bool "AB8500 PWM support" - depends on AB8500_CORE + depends on AB8500_CORE && ARCH_U8500 select HAVE_PWM help This driver exports functions to enable/disble/config/free Pulse diff --git a/drivers/misc/cs5535-mfgpt.c b/drivers/misc/cs5535-mfgpt.c index 6f62180..d02d302 100644 --- a/drivers/misc/cs5535-mfgpt.c +++ b/drivers/misc/cs5535-mfgpt.c @@ -16,12 +16,11 @@ #include <linux/spinlock.h> #include <linux/interrupt.h> #include <linux/module.h> -#include <linux/pci.h> +#include <linux/platform_device.h> #include <linux/cs5535.h> #include <linux/slab.h> #define DRV_NAME "cs5535-mfgpt" -#define MFGPT_BAR 2 static int mfgpt_reset_timers; module_param_named(mfgptfix, mfgpt_reset_timers, int, 0644); @@ -37,7 +36,7 @@ static struct cs5535_mfgpt_chip { DECLARE_BITMAP(avail, MFGPT_MAX_TIMERS); resource_size_t base; - struct pci_dev *pdev; + struct platform_device *pdev; spinlock_t lock; int initialized; } cs5535_mfgpt_chip; @@ -290,10 +289,10 @@ static int __init scan_timers(struct cs5535_mfgpt_chip *mfgpt) return timers; } -static int __init cs5535_mfgpt_probe(struct pci_dev *pdev, - const struct pci_device_id *pci_id) +static int __devinit cs5535_mfgpt_probe(struct platform_device *pdev) { - int err, t; + struct resource *res; + int err = -EIO, t; /* There are two ways to get the MFGPT base address; one is by * fetching it from MSR_LBAR_MFGPT, the other is by reading the @@ -302,29 +301,27 @@ static int __init cs5535_mfgpt_probe(struct pci_dev *pdev, * it turns out to be unreliable in the face of crappy BIOSes, we * can always go back to using MSRs.. */ - err = pci_enable_device_io(pdev); - if (err) { - dev_err(&pdev->dev, "can't enable device IO\n"); + res = platform_get_resource(pdev, IORESOURCE_IO, 0); + if (!res) { + dev_err(&pdev->dev, "can't fetch device resource info\n"); goto done; } - err = pci_request_region(pdev, MFGPT_BAR, DRV_NAME); - if (err) { - dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", MFGPT_BAR); + if (!request_region(res->start, resource_size(res), pdev->name)) { + dev_err(&pdev->dev, "can't request region\n"); goto done; } /* set up the driver-specific struct */ - cs5535_mfgpt_chip.base = pci_resource_start(pdev, MFGPT_BAR); + cs5535_mfgpt_chip.base = res->start; cs5535_mfgpt_chip.pdev = pdev; spin_lock_init(&cs5535_mfgpt_chip.lock); - dev_info(&pdev->dev, "allocated PCI BAR #%d: base 0x%llx\n", MFGPT_BAR, - (unsigned long long) cs5535_mfgpt_chip.base); + dev_info(&pdev->dev, "reserved resource region %pR\n", res); /* detect the available timers */ t = scan_timers(&cs5535_mfgpt_chip); - dev_info(&pdev->dev, DRV_NAME ": %d MFGPT timers available\n", t); + dev_info(&pdev->dev, "%d MFGPT timers available\n", t); cs5535_mfgpt_chip.initialized = 1; return 0; @@ -332,47 +329,18 @@ done: return err; } -static struct pci_device_id cs5535_mfgpt_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) }, - { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) }, - { 0, }, +static struct platform_driver cs5535_mfgpt_drv = { + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, + .probe = cs5535_mfgpt_probe, }; -MODULE_DEVICE_TABLE(pci, cs5535_mfgpt_pci_tbl); -/* - * Just like with the cs5535-gpio driver, we can't use the standard PCI driver - * registration stuff. It only allows only one driver to bind to each PCI - * device, and we want the GPIO and MFGPT drivers to be able to share a PCI - * device. Instead, we manually scan for the PCI device, request a single - * region, and keep track of the devices that we're using. - */ - -static int __init cs5535_mfgpt_scan_pci(void) -{ - struct pci_dev *pdev; - int err = -ENODEV; - int i; - - for (i = 0; i < ARRAY_SIZE(cs5535_mfgpt_pci_tbl); i++) { - pdev = pci_get_device(cs5535_mfgpt_pci_tbl[i].vendor, - cs5535_mfgpt_pci_tbl[i].device, NULL); - if (pdev) { - err = cs5535_mfgpt_probe(pdev, - &cs5535_mfgpt_pci_tbl[i]); - if (err) - pci_dev_put(pdev); - - /* we only support a single CS5535/6 southbridge */ - break; - } - } - - return err; -} static int __init cs5535_mfgpt_init(void) { - return cs5535_mfgpt_scan_pci(); + return platform_driver_register(&cs5535_mfgpt_drv); } module_init(cs5535_mfgpt_init); @@ -380,3 +348,4 @@ module_init(cs5535_mfgpt_init); MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>"); MODULE_DESCRIPTION("CS5535/CS5536 MFGPT timer driver"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:" DRV_NAME); diff --git a/drivers/mmc/host/sdhci-of-core.c b/drivers/mmc/host/sdhci-of-core.c index fa19d84..dd84124f 100644 --- a/drivers/mmc/host/sdhci-of-core.c +++ b/drivers/mmc/host/sdhci-of-core.c @@ -13,6 +13,7 @@ * your option) any later version. */ +#include <linux/err.h> #include <linux/module.h> #include <linux/init.h> #include <linux/io.h> @@ -20,8 +21,12 @@ #include <linux/delay.h> #include <linux/of.h> #include <linux/of_platform.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <linux/mmc/host.h> +#ifdef CONFIG_PPC #include <asm/machdep.h> +#endif #include "sdhci-of.h" #include "sdhci.h" @@ -112,7 +117,11 @@ static bool __devinit sdhci_of_wp_inverted(struct device_node *np) return true; /* Old device trees don't have the wp-inverted property. */ +#ifdef CONFIG_PPC return machine_is(mpc837x_rdb) || machine_is(mpc837x_mds); +#else + return false; +#endif } static int __devinit sdhci_of_probe(struct platform_device *ofdev, diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c index ee4bb33..9824057 100644 --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -1201,7 +1201,7 @@ err_unregister_chdev: static void __exit cleanup_mtdchar(void) { unregister_mtd_user(&mtdchar_notifier); - mntput_long(mtd_inode_mnt); + mntput(mtd_inode_mnt); unregister_filesystem(&mtd_inodefs_type); __unregister_chrdev(MTD_CHAR_MAJOR, 0, 1 << MINORBITS, "mtd"); } diff --git a/drivers/net/arm/ks8695net.c b/drivers/net/arm/ks8695net.c index 54c6d84..62d6f88 100644 --- a/drivers/net/arm/ks8695net.c +++ b/drivers/net/arm/ks8695net.c @@ -854,12 +854,12 @@ ks8695_set_msglevel(struct net_device *ndev, u32 value) } /** - * ks8695_get_settings - Get device-specific settings. + * ks8695_wan_get_settings - Get device-specific settings. * @ndev: The network device to read settings from * @cmd: The ethtool structure to read into */ static int -ks8695_get_settings(struct net_device *ndev, struct ethtool_cmd *cmd) +ks8695_wan_get_settings(struct net_device *ndev, struct ethtool_cmd *cmd) { struct ks8695_priv *ksp = netdev_priv(ndev); u32 ctrl; @@ -870,69 +870,50 @@ ks8695_get_settings(struct net_device *ndev, struct ethtool_cmd *cmd) SUPPORTED_TP | SUPPORTED_MII); cmd->transceiver = XCVR_INTERNAL; - /* Port specific extras */ - switch (ksp->dtype) { - case KS8695_DTYPE_HPNA: - cmd->phy_address = 0; - /* not supported for HPNA */ - cmd->autoneg = AUTONEG_DISABLE; + cmd->advertising = ADVERTISED_TP | ADVERTISED_MII; + cmd->port = PORT_MII; + cmd->supported |= (SUPPORTED_Autoneg | SUPPORTED_Pause); + cmd->phy_address = 0; - /* BUG: Erm, dtype hpna implies no phy regs */ - /* - ctrl = readl(KS8695_MISC_VA + KS8695_HMC); - cmd->speed = (ctrl & HMC_HSS) ? SPEED_100 : SPEED_10; - cmd->duplex = (ctrl & HMC_HDS) ? DUPLEX_FULL : DUPLEX_HALF; - */ - return -EOPNOTSUPP; - case KS8695_DTYPE_WAN: - cmd->advertising = ADVERTISED_TP | ADVERTISED_MII; - cmd->port = PORT_MII; - cmd->supported |= (SUPPORTED_Autoneg | SUPPORTED_Pause); - cmd->phy_address = 0; + ctrl = readl(ksp->phyiface_regs + KS8695_WMC); + if ((ctrl & WMC_WAND) == 0) { + /* auto-negotiation is enabled */ + cmd->advertising |= ADVERTISED_Autoneg; + if (ctrl & WMC_WANA100F) + cmd->advertising |= ADVERTISED_100baseT_Full; + if (ctrl & WMC_WANA100H) + cmd->advertising |= ADVERTISED_100baseT_Half; + if (ctrl & WMC_WANA10F) + cmd->advertising |= ADVERTISED_10baseT_Full; + if (ctrl & WMC_WANA10H) + cmd->advertising |= ADVERTISED_10baseT_Half; + if (ctrl & WMC_WANAP) + cmd->advertising |= ADVERTISED_Pause; + cmd->autoneg = AUTONEG_ENABLE; + + cmd->speed = (ctrl & WMC_WSS) ? SPEED_100 : SPEED_10; + cmd->duplex = (ctrl & WMC_WDS) ? + DUPLEX_FULL : DUPLEX_HALF; + } else { + /* auto-negotiation is disabled */ + cmd->autoneg = AUTONEG_DISABLE; - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - if ((ctrl & WMC_WAND) == 0) { - /* auto-negotiation is enabled */ - cmd->advertising |= ADVERTISED_Autoneg; - if (ctrl & WMC_WANA100F) - cmd->advertising |= ADVERTISED_100baseT_Full; - if (ctrl & WMC_WANA100H) - cmd->advertising |= ADVERTISED_100baseT_Half; - if (ctrl & WMC_WANA10F) - cmd->advertising |= ADVERTISED_10baseT_Full; - if (ctrl & WMC_WANA10H) - cmd->advertising |= ADVERTISED_10baseT_Half; - if (ctrl & WMC_WANAP) - cmd->advertising |= ADVERTISED_Pause; - cmd->autoneg = AUTONEG_ENABLE; - - cmd->speed = (ctrl & WMC_WSS) ? SPEED_100 : SPEED_10; - cmd->duplex = (ctrl & WMC_WDS) ? - DUPLEX_FULL : DUPLEX_HALF; - } else { - /* auto-negotiation is disabled */ - cmd->autoneg = AUTONEG_DISABLE; - - cmd->speed = (ctrl & WMC_WANF100) ? - SPEED_100 : SPEED_10; - cmd->duplex = (ctrl & WMC_WANFF) ? - DUPLEX_FULL : DUPLEX_HALF; - } - break; - case KS8695_DTYPE_LAN: - return -EOPNOTSUPP; + cmd->speed = (ctrl & WMC_WANF100) ? + SPEED_100 : SPEED_10; + cmd->duplex = (ctrl & WMC_WANFF) ? + DUPLEX_FULL : DUPLEX_HALF; } return 0; } /** - * ks8695_set_settings - Set device-specific settings. + * ks8695_wan_set_settings - Set device-specific settings. * @ndev: The network device to configure * @cmd: The settings to configure */ static int -ks8695_set_settings(struct net_device *ndev, struct ethtool_cmd *cmd) +ks8695_wan_set_settings(struct net_device *ndev, struct ethtool_cmd *cmd) { struct ks8695_priv *ksp = netdev_priv(ndev); u32 ctrl; @@ -956,171 +937,85 @@ ks8695_set_settings(struct net_device *ndev, struct ethtool_cmd *cmd) ADVERTISED_100baseT_Full)) == 0) return -EINVAL; - switch (ksp->dtype) { - case KS8695_DTYPE_HPNA: - /* HPNA does not support auto-negotiation. */ - return -EINVAL; - case KS8695_DTYPE_WAN: - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - ctrl &= ~(WMC_WAND | WMC_WANA100F | WMC_WANA100H | - WMC_WANA10F | WMC_WANA10H); - if (cmd->advertising & ADVERTISED_100baseT_Full) - ctrl |= WMC_WANA100F; - if (cmd->advertising & ADVERTISED_100baseT_Half) - ctrl |= WMC_WANA100H; - if (cmd->advertising & ADVERTISED_10baseT_Full) - ctrl |= WMC_WANA10F; - if (cmd->advertising & ADVERTISED_10baseT_Half) - ctrl |= WMC_WANA10H; - - /* force a re-negotiation */ - ctrl |= WMC_WANR; - writel(ctrl, ksp->phyiface_regs + KS8695_WMC); - break; - case KS8695_DTYPE_LAN: - return -EOPNOTSUPP; - } + ctrl = readl(ksp->phyiface_regs + KS8695_WMC); + ctrl &= ~(WMC_WAND | WMC_WANA100F | WMC_WANA100H | + WMC_WANA10F | WMC_WANA10H); + if (cmd->advertising & ADVERTISED_100baseT_Full) + ctrl |= WMC_WANA100F; + if (cmd->advertising & ADVERTISED_100baseT_Half) + ctrl |= WMC_WANA100H; + if (cmd->advertising & ADVERTISED_10baseT_Full) + ctrl |= WMC_WANA10F; + if (cmd->advertising & ADVERTISED_10baseT_Half) + ctrl |= WMC_WANA10H; + + /* force a re-negotiation */ + ctrl |= WMC_WANR; + writel(ctrl, ksp->phyiface_regs + KS8695_WMC); } else { - switch (ksp->dtype) { - case KS8695_DTYPE_HPNA: - /* BUG: dtype_hpna implies no phy registers */ - /* - ctrl = __raw_readl(KS8695_MISC_VA + KS8695_HMC); - - ctrl &= ~(HMC_HSS | HMC_HDS); - if (cmd->speed == SPEED_100) - ctrl |= HMC_HSS; - if (cmd->duplex == DUPLEX_FULL) - ctrl |= HMC_HDS; - - __raw_writel(ctrl, KS8695_MISC_VA + KS8695_HMC); - */ - return -EOPNOTSUPP; - case KS8695_DTYPE_WAN: - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - /* disable auto-negotiation */ - ctrl |= WMC_WAND; - ctrl &= ~(WMC_WANF100 | WMC_WANFF); - - if (cmd->speed == SPEED_100) - ctrl |= WMC_WANF100; - if (cmd->duplex == DUPLEX_FULL) - ctrl |= WMC_WANFF; - - writel(ctrl, ksp->phyiface_regs + KS8695_WMC); - break; - case KS8695_DTYPE_LAN: - return -EOPNOTSUPP; - } + ctrl = readl(ksp->phyiface_regs + KS8695_WMC); + + /* disable auto-negotiation */ + ctrl |= WMC_WAND; + ctrl &= ~(WMC_WANF100 | WMC_WANFF); + + if (cmd->speed == SPEED_100) + ctrl |= WMC_WANF100; + if (cmd->duplex == DUPLEX_FULL) + ctrl |= WMC_WANFF; + + writel(ctrl, ksp->phyiface_regs + KS8695_WMC); } return 0; } /** - * ks8695_nwayreset - Restart the autonegotiation on the port. + * ks8695_wan_nwayreset - Restart the autonegotiation on the port. * @ndev: The network device to restart autoneotiation on */ static int -ks8695_nwayreset(struct net_device *ndev) +ks8695_wan_nwayreset(struct net_device *ndev) { struct ks8695_priv *ksp = netdev_priv(ndev); u32 ctrl; - switch (ksp->dtype) { - case KS8695_DTYPE_HPNA: - /* No phy means no autonegotiation on hpna */ - return -EINVAL; - case KS8695_DTYPE_WAN: - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - if ((ctrl & WMC_WAND) == 0) - writel(ctrl | WMC_WANR, - ksp->phyiface_regs + KS8695_WMC); - else - /* auto-negotiation not enabled */ - return -EINVAL; - break; - case KS8695_DTYPE_LAN: - return -EOPNOTSUPP; - } - - return 0; -} + ctrl = readl(ksp->phyiface_regs + KS8695_WMC); -/** - * ks8695_get_link - Retrieve link status of network interface - * @ndev: The network interface to retrive the link status of. - */ -static u32 -ks8695_get_link(struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - u32 ctrl; + if ((ctrl & WMC_WAND) == 0) + writel(ctrl | WMC_WANR, + ksp->phyiface_regs + KS8695_WMC); + else + /* auto-negotiation not enabled */ + return -EINVAL; - switch (ksp->dtype) { - case KS8695_DTYPE_HPNA: - /* HPNA always has link */ - return 1; - case KS8695_DTYPE_WAN: - /* WAN we can read the PHY for */ - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - return ctrl & WMC_WLS; - case KS8695_DTYPE_LAN: - return -EOPNOTSUPP; - } return 0; } /** - * ks8695_get_pause - Retrieve network pause/flow-control advertising + * ks8695_wan_get_pause - Retrieve network pause/flow-control advertising * @ndev: The device to retrieve settings from * @param: The structure to fill out with the information */ static void -ks8695_get_pause(struct net_device *ndev, struct ethtool_pauseparam *param) +ks8695_wan_get_pause(struct net_device *ndev, struct ethtool_pauseparam *param) { struct ks8695_priv *ksp = netdev_priv(ndev); u32 ctrl; - switch (ksp->dtype) { - case KS8695_DTYPE_HPNA: - /* No phy link on hpna to configure */ - return; - case KS8695_DTYPE_WAN: - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - /* advertise Pause */ - param->autoneg = (ctrl & WMC_WANAP); + ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - /* current Rx Flow-control */ - ctrl = ks8695_readreg(ksp, KS8695_DRXC); - param->rx_pause = (ctrl & DRXC_RFCE); + /* advertise Pause */ + param->autoneg = (ctrl & WMC_WANAP); - /* current Tx Flow-control */ - ctrl = ks8695_readreg(ksp, KS8695_DTXC); - param->tx_pause = (ctrl & DTXC_TFCE); - break; - case KS8695_DTYPE_LAN: - /* The LAN's "phy" is a direct-attached switch */ - return; - } -} + /* current Rx Flow-control */ + ctrl = ks8695_readreg(ksp, KS8695_DRXC); + param->rx_pause = (ctrl & DRXC_RFCE); -/** - * ks8695_set_pause - Configure pause/flow-control - * @ndev: The device to configure - * @param: The pause parameters to set - * - * TODO: Implement this - */ -static int -ks8695_set_pause(struct net_device *ndev, struct ethtool_pauseparam *param) -{ - return -EOPNOTSUPP; + /* current Tx Flow-control */ + ctrl = ks8695_readreg(ksp, KS8695_DTXC); + param->tx_pause = (ctrl & DTXC_TFCE); } /** @@ -1140,12 +1035,17 @@ ks8695_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *info) static const struct ethtool_ops ks8695_ethtool_ops = { .get_msglevel = ks8695_get_msglevel, .set_msglevel = ks8695_set_msglevel, - .get_settings = ks8695_get_settings, - .set_settings = ks8695_set_settings, - .nway_reset = ks8695_nwayreset, - .get_link = ks8695_get_link, - .get_pauseparam = ks8695_get_pause, - .set_pauseparam = ks8695_set_pause, + .get_drvinfo = ks8695_get_drvinfo, +}; + +static const struct ethtool_ops ks8695_wan_ethtool_ops = { + .get_msglevel = ks8695_get_msglevel, + .set_msglevel = ks8695_set_msglevel, + .get_settings = ks8695_wan_get_settings, + .set_settings = ks8695_wan_set_settings, + .nway_reset = ks8695_wan_nwayreset, + .get_link = ethtool_op_get_link, + .get_pauseparam = ks8695_wan_get_pause, .get_drvinfo = ks8695_get_drvinfo, }; @@ -1541,7 +1441,6 @@ ks8695_probe(struct platform_device *pdev) /* driver system setup */ ndev->netdev_ops = &ks8695_netdev_ops; - SET_ETHTOOL_OPS(ndev, &ks8695_ethtool_ops); ndev->watchdog_timeo = msecs_to_jiffies(watchdog); netif_napi_add(ndev, &ksp->napi, ks8695_poll, NAPI_WEIGHT); @@ -1608,12 +1507,15 @@ ks8695_probe(struct platform_device *pdev) if (ksp->phyiface_regs && ksp->link_irq == -1) { ks8695_init_switch(ksp); ksp->dtype = KS8695_DTYPE_LAN; + SET_ETHTOOL_OPS(ndev, &ks8695_ethtool_ops); } else if (ksp->phyiface_regs && ksp->link_irq != -1) { ks8695_init_wan_phy(ksp); ksp->dtype = KS8695_DTYPE_WAN; + SET_ETHTOOL_OPS(ndev, &ks8695_wan_ethtool_ops); } else { /* No initialisation since HPNA does not have a PHY */ ksp->dtype = KS8695_DTYPE_HPNA; + SET_ETHTOOL_OPS(ndev, &ks8695_ethtool_ops); } /* And bring up the net_device with the net core */ diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index 0b9fc51..22abfb3 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -1284,19 +1284,12 @@ static void bfin_mac_multicast_hash(struct net_device *dev) { u32 emac_hashhi, emac_hashlo; struct netdev_hw_addr *ha; - char *addrs; u32 crc; emac_hashhi = emac_hashlo = 0; netdev_for_each_mc_addr(ha, dev) { - addrs = ha->addr; - - /* skip non-multicast addresses */ - if (!(*addrs & 1)) - continue; - - crc = ether_crc(ETH_ALEN, addrs); + crc = ether_crc(ETH_ALEN, ha->addr); crc >>= 26; if (crc & 0x20) diff --git a/drivers/net/bna/bnad_ethtool.c b/drivers/net/bna/bnad_ethtool.c index 99be5ae..142d604 100644 --- a/drivers/net/bna/bnad_ethtool.c +++ b/drivers/net/bna/bnad_ethtool.c @@ -275,7 +275,6 @@ bnad_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) ioc_attr = kzalloc(sizeof(*ioc_attr), GFP_KERNEL); if (ioc_attr) { - memset(ioc_attr, 0, sizeof(*ioc_attr)); spin_lock_irqsave(&bnad->bna_lock, flags); bfa_nw_ioc_get_attr(&bnad->bna.device.ioc, ioc_attr); spin_unlock_irqrestore(&bnad->bna_lock, flags); diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index 7206ab2..3437613 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -3203,7 +3203,7 @@ static int cas_get_vpd_info(struct cas *cp, unsigned char *dev_addr, int phy_type = CAS_PHY_MII_MDIO0; /* default phy type */ int mac_off = 0; -#if defined(CONFIG_OF) +#if defined(CONFIG_SPARC) const unsigned char *addr; #endif @@ -3354,7 +3354,7 @@ use_random_mac_addr: if (found & VPD_FOUND_MAC) goto done; -#if defined(CONFIG_OF) +#if defined(CONFIG_SPARC) addr = of_get_property(cp->of_node, "local-mac-address", NULL); if (addr != NULL) { memcpy(dev_addr, addr, 6); @@ -5031,7 +5031,7 @@ static int __devinit cas_init_one(struct pci_dev *pdev, cp->msg_enable = (cassini_debug < 0) ? CAS_DEF_MSG_ENABLE : cassini_debug; -#if defined(CONFIG_OF) +#if defined(CONFIG_SPARC) cp->of_node = pci_device_to_OF_node(pdev); #endif diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index de69c54..bfab140 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -3478,9 +3478,17 @@ static irqreturn_t e1000_intr(int irq, void *data) struct e1000_hw *hw = &adapter->hw; u32 icr = er32(ICR); - if (unlikely((!icr) || test_bit(__E1000_DOWN, &adapter->flags))) + if (unlikely((!icr))) return IRQ_NONE; /* Not our interrupt */ + /* + * we might have caused the interrupt, but the above + * read cleared it, and just in case the driver is + * down there is nothing to do so return handled + */ + if (unlikely(test_bit(__E1000_DOWN, &adapter->flags))) + return IRQ_HANDLED; + if (unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) { hw->get_link_status = 1; /* guard against interrupt when we're going down */ diff --git a/drivers/net/e1000e/82571.c b/drivers/net/e1000e/82571.c index 1397da1..89a6903 100644 --- a/drivers/net/e1000e/82571.c +++ b/drivers/net/e1000e/82571.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -1310,7 +1310,7 @@ static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw) * apply workaround for hardware errata documented in errata * docs Fixes issue where some error prone or unreliable PCIe * completions are occurring, particularly with ASPM enabled. - * Without fix, issue can cause tx timeouts. + * Without fix, issue can cause Tx timeouts. */ reg = er32(GCR2); reg |= 1; diff --git a/drivers/net/e1000e/Makefile b/drivers/net/e1000e/Makefile index 360c913..28519ac 100644 --- a/drivers/net/e1000e/Makefile +++ b/drivers/net/e1000e/Makefile @@ -1,7 +1,7 @@ ################################################################################ # # Intel PRO/1000 Linux driver -# Copyright(c) 1999 - 2008 Intel Corporation. +# Copyright(c) 1999 - 2011 Intel Corporation. # # This program is free software; you can redistribute it and/or modify it # under the terms and conditions of the GNU General Public License, diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h index 7245dc2..1314998 100644 --- a/drivers/net/e1000e/defines.h +++ b/drivers/net/e1000e/defines.h @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h index 5255be7..e610e136 100644 --- a/drivers/net/e1000e/e1000.h +++ b/drivers/net/e1000e/e1000.h @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, diff --git a/drivers/net/e1000e/es2lan.c b/drivers/net/e1000e/es2lan.c index e45a61c..2fefa82 100644 --- a/drivers/net/e1000e/es2lan.c +++ b/drivers/net/e1000e/es2lan.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c index f8ed03d..fa08b63 100644 --- a/drivers/net/e1000e/ethtool.c +++ b/drivers/net/e1000e/ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h index e774380..bc0860a 100644 --- a/drivers/net/e1000e/hw.h +++ b/drivers/net/e1000e/hw.h @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -102,7 +102,7 @@ enum e1e_registers { E1000_RDTR = 0x02820, /* Rx Delay Timer - RW */ E1000_RXDCTL_BASE = 0x02828, /* Rx Descriptor Control - RW */ #define E1000_RXDCTL(_n) (E1000_RXDCTL_BASE + (_n << 8)) - E1000_RADV = 0x0282C, /* RX Interrupt Absolute Delay Timer - RW */ + E1000_RADV = 0x0282C, /* Rx Interrupt Absolute Delay Timer - RW */ /* Convenience macros * diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index 5bb65b7..fb46974 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, diff --git a/drivers/net/e1000e/lib.c b/drivers/net/e1000e/lib.c index ff28721..68aa174 100644 --- a/drivers/net/e1000e/lib.c +++ b/drivers/net/e1000e/lib.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -533,7 +533,7 @@ s32 e1000e_check_for_fiber_link(struct e1000_hw *hw) mac->autoneg_failed = 1; return 0; } - e_dbg("NOT RXing /C/, disable AutoNeg and force link.\n"); + e_dbg("NOT Rx'ing /C/, disable AutoNeg and force link.\n"); /* Disable auto-negotiation in the TXCW register */ ew32(TXCW, (mac->txcw & ~E1000_TXCW_ANE)); @@ -556,7 +556,7 @@ s32 e1000e_check_for_fiber_link(struct e1000_hw *hw) * and disable forced link in the Device Control register * in an attempt to auto-negotiate with our link partner. */ - e_dbg("RXing /C/, enable AutoNeg and stop forcing link.\n"); + e_dbg("Rx'ing /C/, enable AutoNeg and stop forcing link.\n"); ew32(TXCW, mac->txcw); ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); @@ -598,7 +598,7 @@ s32 e1000e_check_for_serdes_link(struct e1000_hw *hw) mac->autoneg_failed = 1; return 0; } - e_dbg("NOT RXing /C/, disable AutoNeg and force link.\n"); + e_dbg("NOT Rx'ing /C/, disable AutoNeg and force link.\n"); /* Disable auto-negotiation in the TXCW register */ ew32(TXCW, (mac->txcw & ~E1000_TXCW_ANE)); @@ -621,7 +621,7 @@ s32 e1000e_check_for_serdes_link(struct e1000_hw *hw) * and disable forced link in the Device Control register * in an attempt to auto-negotiate with our link partner. */ - e_dbg("RXing /C/, enable AutoNeg and stop forcing link.\n"); + e_dbg("Rx'ing /C/, enable AutoNeg and stop forcing link.\n"); ew32(TXCW, mac->txcw); ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); @@ -800,9 +800,9 @@ static s32 e1000_commit_fc_settings_generic(struct e1000_hw *hw) * The possible values of the "fc" parameter are: * 0: Flow control is completely disabled * 1: Rx flow control is enabled (we can receive pause frames, - * but not send pause frames). + * but not send pause frames). * 2: Tx flow control is enabled (we can send pause frames but we - * do not support receiving pause frames). + * do not support receiving pause frames). * 3: Both Rx and Tx flow control (symmetric) are enabled. */ switch (hw->fc.current_mode) { @@ -1031,9 +1031,9 @@ s32 e1000e_force_mac_fc(struct e1000_hw *hw) * The possible values of the "fc" parameter are: * 0: Flow control is completely disabled * 1: Rx flow control is enabled (we can receive pause - * frames but not send pause frames). + * frames but not send pause frames). * 2: Tx flow control is enabled (we can send pause frames - * frames but we do not receive pause frames). + * frames but we do not receive pause frames). * 3: Both Rx and Tx flow control (symmetric) is enabled. * other: No other values should be possible at this point. */ @@ -1189,7 +1189,7 @@ s32 e1000e_config_fc_after_link_up(struct e1000_hw *hw) } else { hw->fc.current_mode = e1000_fc_rx_pause; e_dbg("Flow Control = " - "RX PAUSE frames only.\r\n"); + "Rx PAUSE frames only.\r\n"); } } /* diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index fa5b604..1c18f26 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -77,17 +77,17 @@ struct e1000_reg_info { char *name; }; -#define E1000_RDFH 0x02410 /* Rx Data FIFO Head - RW */ -#define E1000_RDFT 0x02418 /* Rx Data FIFO Tail - RW */ -#define E1000_RDFHS 0x02420 /* Rx Data FIFO Head Saved - RW */ -#define E1000_RDFTS 0x02428 /* Rx Data FIFO Tail Saved - RW */ -#define E1000_RDFPC 0x02430 /* Rx Data FIFO Packet Count - RW */ +#define E1000_RDFH 0x02410 /* Rx Data FIFO Head - RW */ +#define E1000_RDFT 0x02418 /* Rx Data FIFO Tail - RW */ +#define E1000_RDFHS 0x02420 /* Rx Data FIFO Head Saved - RW */ +#define E1000_RDFTS 0x02428 /* Rx Data FIFO Tail Saved - RW */ +#define E1000_RDFPC 0x02430 /* Rx Data FIFO Packet Count - RW */ -#define E1000_TDFH 0x03410 /* Tx Data FIFO Head - RW */ -#define E1000_TDFT 0x03418 /* Tx Data FIFO Tail - RW */ -#define E1000_TDFHS 0x03420 /* Tx Data FIFO Head Saved - RW */ -#define E1000_TDFTS 0x03428 /* Tx Data FIFO Tail Saved - RW */ -#define E1000_TDFPC 0x03430 /* Tx Data FIFO Packet Count - RW */ +#define E1000_TDFH 0x03410 /* Tx Data FIFO Head - RW */ +#define E1000_TDFT 0x03418 /* Tx Data FIFO Tail - RW */ +#define E1000_TDFHS 0x03420 /* Tx Data FIFO Head Saved - RW */ +#define E1000_TDFTS 0x03428 /* Tx Data FIFO Tail Saved - RW */ +#define E1000_TDFPC 0x03430 /* Tx Data FIFO Packet Count - RW */ static const struct e1000_reg_info e1000_reg_info_tbl[] = { @@ -99,7 +99,7 @@ static const struct e1000_reg_info e1000_reg_info_tbl[] = { /* Interrupt Registers */ {E1000_ICR, "ICR"}, - /* RX Registers */ + /* Rx Registers */ {E1000_RCTL, "RCTL"}, {E1000_RDLEN, "RDLEN"}, {E1000_RDH, "RDH"}, @@ -115,7 +115,7 @@ static const struct e1000_reg_info e1000_reg_info_tbl[] = { {E1000_RDFTS, "RDFTS"}, {E1000_RDFPC, "RDFPC"}, - /* TX Registers */ + /* Tx Registers */ {E1000_TCTL, "TCTL"}, {E1000_TDBAL, "TDBAL"}, {E1000_TDBAH, "TDBAH"}, @@ -160,7 +160,7 @@ static void e1000_regdump(struct e1000_hw *hw, struct e1000_reg_info *reginfo) break; default: printk(KERN_INFO "%-15s %08x\n", - reginfo->name, __er32(hw, reginfo->ofs)); + reginfo->name, __er32(hw, reginfo->ofs)); return; } @@ -171,9 +171,8 @@ static void e1000_regdump(struct e1000_hw *hw, struct e1000_reg_info *reginfo) printk(KERN_CONT "\n"); } - /* - * e1000e_dump - Print registers, tx-ring and rx-ring + * e1000e_dump - Print registers, Tx-ring and Rx-ring */ static void e1000e_dump(struct e1000_adapter *adapter) { @@ -182,12 +181,20 @@ static void e1000e_dump(struct e1000_adapter *adapter) struct e1000_reg_info *reginfo; struct e1000_ring *tx_ring = adapter->tx_ring; struct e1000_tx_desc *tx_desc; - struct my_u0 { u64 a; u64 b; } *u0; + struct my_u0 { + u64 a; + u64 b; + } *u0; struct e1000_buffer *buffer_info; struct e1000_ring *rx_ring = adapter->rx_ring; union e1000_rx_desc_packet_split *rx_desc_ps; struct e1000_rx_desc *rx_desc; - struct my_u1 { u64 a; u64 b; u64 c; u64 d; } *u1; + struct my_u1 { + u64 a; + u64 b; + u64 c; + u64 d; + } *u1; u32 staterr; int i = 0; @@ -198,12 +205,10 @@ static void e1000e_dump(struct e1000_adapter *adapter) if (netdev) { dev_info(&adapter->pdev->dev, "Net device Info\n"); printk(KERN_INFO "Device Name state " - "trans_start last_rx\n"); + "trans_start last_rx\n"); printk(KERN_INFO "%-15s %016lX %016lX %016lX\n", - netdev->name, - netdev->state, - netdev->trans_start, - netdev->last_rx); + netdev->name, netdev->state, netdev->trans_start, + netdev->last_rx); } /* Print Registers */ @@ -214,26 +219,26 @@ static void e1000e_dump(struct e1000_adapter *adapter) e1000_regdump(hw, reginfo); } - /* Print TX Ring Summary */ + /* Print Tx Ring Summary */ if (!netdev || !netif_running(netdev)) goto exit; - dev_info(&adapter->pdev->dev, "TX Rings Summary\n"); + dev_info(&adapter->pdev->dev, "Tx Ring Summary\n"); printk(KERN_INFO "Queue [NTU] [NTC] [bi(ntc)->dma ]" - " leng ntw timestamp\n"); + " leng ntw timestamp\n"); buffer_info = &tx_ring->buffer_info[tx_ring->next_to_clean]; printk(KERN_INFO " %5d %5X %5X %016llX %04X %3X %016llX\n", - 0, tx_ring->next_to_use, tx_ring->next_to_clean, - (unsigned long long)buffer_info->dma, - buffer_info->length, - buffer_info->next_to_watch, - (unsigned long long)buffer_info->time_stamp); + 0, tx_ring->next_to_use, tx_ring->next_to_clean, + (unsigned long long)buffer_info->dma, + buffer_info->length, + buffer_info->next_to_watch, + (unsigned long long)buffer_info->time_stamp); - /* Print TX Rings */ + /* Print Tx Ring */ if (!netif_msg_tx_done(adapter)) goto rx_ring_summary; - dev_info(&adapter->pdev->dev, "TX Rings Dump\n"); + dev_info(&adapter->pdev->dev, "Tx Ring Dump\n"); /* Transmit Descriptor Formats - DEXT[29] is 0 (Legacy) or 1 (Extended) * @@ -263,22 +268,22 @@ static void e1000e_dump(struct e1000_adapter *adapter) * 63 48 47 40 39 36 35 32 31 24 23 20 19 0 */ printk(KERN_INFO "Tl[desc] [address 63:0 ] [SpeCssSCmCsLen]" - " [bi->dma ] leng ntw timestamp bi->skb " - "<-- Legacy format\n"); + " [bi->dma ] leng ntw timestamp bi->skb " + "<-- Legacy format\n"); printk(KERN_INFO "Tc[desc] [Ce CoCsIpceCoS] [MssHlRSCm0Plen]" - " [bi->dma ] leng ntw timestamp bi->skb " - "<-- Ext Context format\n"); + " [bi->dma ] leng ntw timestamp bi->skb " + "<-- Ext Context format\n"); printk(KERN_INFO "Td[desc] [address 63:0 ] [VlaPoRSCm1Dlen]" - " [bi->dma ] leng ntw timestamp bi->skb " - "<-- Ext Data format\n"); + " [bi->dma ] leng ntw timestamp bi->skb " + "<-- Ext Data format\n"); for (i = 0; tx_ring->desc && (i < tx_ring->count); i++) { tx_desc = E1000_TX_DESC(*tx_ring, i); buffer_info = &tx_ring->buffer_info[i]; u0 = (struct my_u0 *)tx_desc; printk(KERN_INFO "T%c[0x%03X] %016llX %016llX %016llX " - "%04X %3X %016llX %p", - (!(le64_to_cpu(u0->b) & (1<<29)) ? 'l' : - ((le64_to_cpu(u0->b) & (1<<20)) ? 'd' : 'c')), i, + "%04X %3X %016llX %p", + (!(le64_to_cpu(u0->b) & (1 << 29)) ? 'l' : + ((le64_to_cpu(u0->b) & (1 << 20)) ? 'd' : 'c')), i, (unsigned long long)le64_to_cpu(u0->a), (unsigned long long)le64_to_cpu(u0->b), (unsigned long long)buffer_info->dma, @@ -296,22 +301,22 @@ static void e1000e_dump(struct e1000_adapter *adapter) if (netif_msg_pktdata(adapter) && buffer_info->dma != 0) print_hex_dump(KERN_INFO, "", DUMP_PREFIX_ADDRESS, - 16, 1, phys_to_virt(buffer_info->dma), - buffer_info->length, true); + 16, 1, phys_to_virt(buffer_info->dma), + buffer_info->length, true); } - /* Print RX Rings Summary */ + /* Print Rx Ring Summary */ rx_ring_summary: - dev_info(&adapter->pdev->dev, "RX Rings Summary\n"); + dev_info(&adapter->pdev->dev, "Rx Ring Summary\n"); printk(KERN_INFO "Queue [NTU] [NTC]\n"); printk(KERN_INFO " %5d %5X %5X\n", 0, - rx_ring->next_to_use, rx_ring->next_to_clean); + rx_ring->next_to_use, rx_ring->next_to_clean); - /* Print RX Rings */ + /* Print Rx Ring */ if (!netif_msg_rx_status(adapter)) goto exit; - dev_info(&adapter->pdev->dev, "RX Rings Dump\n"); + dev_info(&adapter->pdev->dev, "Rx Ring Dump\n"); switch (adapter->rx_ps_pages) { case 1: case 2: @@ -329,7 +334,7 @@ rx_ring_summary: * +-----------------------------------------------------+ */ printk(KERN_INFO "R [desc] [buffer 0 63:0 ] " - "[buffer 1 63:0 ] " + "[buffer 1 63:0 ] " "[buffer 2 63:0 ] [buffer 3 63:0 ] [bi->dma ] " "[bi->skb] <-- Ext Pkt Split format\n"); /* [Extended] Receive Descriptor (Write-Back) Format @@ -344,7 +349,7 @@ rx_ring_summary: * 63 48 47 32 31 20 19 0 */ printk(KERN_INFO "RWB[desc] [ck ipid mrqhsh] " - "[vl l0 ee es] " + "[vl l0 ee es] " "[ l3 l2 l1 hs] [reserved ] ---------------- " "[bi->skb] <-- Ext Rx Write-Back format\n"); for (i = 0; i < rx_ring->count; i++) { @@ -352,26 +357,26 @@ rx_ring_summary: rx_desc_ps = E1000_RX_DESC_PS(*rx_ring, i); u1 = (struct my_u1 *)rx_desc_ps; staterr = - le32_to_cpu(rx_desc_ps->wb.middle.status_error); + le32_to_cpu(rx_desc_ps->wb.middle.status_error); if (staterr & E1000_RXD_STAT_DD) { /* Descriptor Done */ printk(KERN_INFO "RWB[0x%03X] %016llX " - "%016llX %016llX %016llX " - "---------------- %p", i, - (unsigned long long)le64_to_cpu(u1->a), - (unsigned long long)le64_to_cpu(u1->b), - (unsigned long long)le64_to_cpu(u1->c), - (unsigned long long)le64_to_cpu(u1->d), - buffer_info->skb); + "%016llX %016llX %016llX " + "---------------- %p", i, + (unsigned long long)le64_to_cpu(u1->a), + (unsigned long long)le64_to_cpu(u1->b), + (unsigned long long)le64_to_cpu(u1->c), + (unsigned long long)le64_to_cpu(u1->d), + buffer_info->skb); } else { printk(KERN_INFO "R [0x%03X] %016llX " - "%016llX %016llX %016llX %016llX %p", i, - (unsigned long long)le64_to_cpu(u1->a), - (unsigned long long)le64_to_cpu(u1->b), - (unsigned long long)le64_to_cpu(u1->c), - (unsigned long long)le64_to_cpu(u1->d), - (unsigned long long)buffer_info->dma, - buffer_info->skb); + "%016llX %016llX %016llX %016llX %p", i, + (unsigned long long)le64_to_cpu(u1->a), + (unsigned long long)le64_to_cpu(u1->b), + (unsigned long long)le64_to_cpu(u1->c), + (unsigned long long)le64_to_cpu(u1->d), + (unsigned long long)buffer_info->dma, + buffer_info->skb); if (netif_msg_pktdata(adapter)) print_hex_dump(KERN_INFO, "", @@ -400,18 +405,18 @@ rx_ring_summary: * 63 48 47 40 39 32 31 16 15 0 */ printk(KERN_INFO "Rl[desc] [address 63:0 ] " - "[vl er S cks ln] [bi->dma ] [bi->skb] " - "<-- Legacy format\n"); + "[vl er S cks ln] [bi->dma ] [bi->skb] " + "<-- Legacy format\n"); for (i = 0; rx_ring->desc && (i < rx_ring->count); i++) { rx_desc = E1000_RX_DESC(*rx_ring, i); buffer_info = &rx_ring->buffer_info[i]; u0 = (struct my_u0 *)rx_desc; printk(KERN_INFO "Rl[0x%03X] %016llX %016llX " - "%016llX %p", i, - (unsigned long long)le64_to_cpu(u0->a), - (unsigned long long)le64_to_cpu(u0->b), - (unsigned long long)buffer_info->dma, - buffer_info->skb); + "%016llX %p", i, + (unsigned long long)le64_to_cpu(u0->a), + (unsigned long long)le64_to_cpu(u0->b), + (unsigned long long)buffer_info->dma, + buffer_info->skb); if (i == rx_ring->next_to_use) printk(KERN_CONT " NTU\n"); else if (i == rx_ring->next_to_clean) @@ -421,9 +426,10 @@ rx_ring_summary: if (netif_msg_pktdata(adapter)) print_hex_dump(KERN_INFO, "", - DUMP_PREFIX_ADDRESS, - 16, 1, phys_to_virt(buffer_info->dma), - adapter->rx_buffer_len, true); + DUMP_PREFIX_ADDRESS, + 16, 1, + phys_to_virt(buffer_info->dma), + adapter->rx_buffer_len, true); } } @@ -450,8 +456,7 @@ static int e1000_desc_unused(struct e1000_ring *ring) * @skb: pointer to sk_buff to be indicated to stack **/ static void e1000_receive_skb(struct e1000_adapter *adapter, - struct net_device *netdev, - struct sk_buff *skb, + struct net_device *netdev, struct sk_buff *skb, u8 status, __le16 vlan) { skb->protocol = eth_type_trans(skb, netdev); @@ -464,7 +469,7 @@ static void e1000_receive_skb(struct e1000_adapter *adapter, } /** - * e1000_rx_checksum - Receive Checksum Offload for 82543 + * e1000_rx_checksum - Receive Checksum Offload * @adapter: board private structure * @status_err: receive descriptor status and error fields * @csum: receive descriptor csum field @@ -548,7 +553,7 @@ map_skb: adapter->rx_buffer_len, DMA_FROM_DEVICE); if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { - dev_err(&pdev->dev, "RX DMA map failed\n"); + dev_err(&pdev->dev, "Rx DMA map failed\n"); adapter->rx_dma_failed++; break; } @@ -601,7 +606,8 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter, ps_page = &buffer_info->ps_pages[j]; if (j >= adapter->rx_ps_pages) { /* all unused desc entries get hw null ptr */ - rx_desc->read.buffer_addr[j+1] = ~cpu_to_le64(0); + rx_desc->read.buffer_addr[j + 1] = + ~cpu_to_le64(0); continue; } if (!ps_page->page) { @@ -617,7 +623,7 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter, if (dma_mapping_error(&pdev->dev, ps_page->dma)) { dev_err(&adapter->pdev->dev, - "RX DMA page map failed\n"); + "Rx DMA page map failed\n"); adapter->rx_dma_failed++; goto no_buffers; } @@ -627,8 +633,8 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter, * didn't change because each write-back * erases this info. */ - rx_desc->read.buffer_addr[j+1] = - cpu_to_le64(ps_page->dma); + rx_desc->read.buffer_addr[j + 1] = + cpu_to_le64(ps_page->dma); } skb = netdev_alloc_skb_ip_align(netdev, @@ -644,7 +650,7 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter, adapter->rx_ps_bsize0, DMA_FROM_DEVICE); if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { - dev_err(&pdev->dev, "RX DMA map failed\n"); + dev_err(&pdev->dev, "Rx DMA map failed\n"); adapter->rx_dma_failed++; /* cleanup skb */ dev_kfree_skb_any(skb); @@ -662,7 +668,7 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter, * such as IA-64). */ wmb(); - writel(i<<1, adapter->hw.hw_addr + rx_ring->tail); + writel(i << 1, adapter->hw.hw_addr + rx_ring->tail); } i++; @@ -1106,11 +1112,10 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, cleaned = 1; cleaned_count++; dma_unmap_single(&pdev->dev, buffer_info->dma, - adapter->rx_ps_bsize0, - DMA_FROM_DEVICE); + adapter->rx_ps_bsize0, DMA_FROM_DEVICE); buffer_info->dma = 0; - /* see !EOP comment in other rx routine */ + /* see !EOP comment in other Rx routine */ if (!(staterr & E1000_RXD_STAT_EOP)) adapter->flags2 |= FLAG2_IS_DISCARDING; @@ -2610,7 +2615,7 @@ static void e1000_init_manageability_pt(struct e1000_adapter *adapter) } /** - * e1000_configure_tx - Configure 8254x Transmit Unit after Reset + * e1000_configure_tx - Configure Transmit Unit after Reset * @adapter: board private structure * * Configure the Tx unit of the MAC after a reset. @@ -2663,7 +2668,7 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) * hthresh = 1 ==> prefetch when one or more available * pthresh = 0x1f ==> prefetch if internal cache 31 or less * BEWARE: this seems to work but should be considered first if - * there are tx hangs or other tx related bugs + * there are Tx hangs or other Tx related bugs */ txdctl |= E1000_TXDCTL_DMA_BURST_ENABLE; ew32(TXDCTL(0), txdctl); @@ -2877,7 +2882,7 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) if (adapter->rx_ps_pages) { /* this is a 32 byte descriptor */ rdlen = rx_ring->count * - sizeof(union e1000_rx_desc_packet_split); + sizeof(union e1000_rx_desc_packet_split); adapter->clean_rx = e1000_clean_rx_irq_ps; adapter->alloc_rx_buf = e1000_alloc_rx_buffers_ps; } else if (adapter->netdev->mtu > ETH_FRAME_LEN + ETH_FCS_LEN) { @@ -2900,7 +2905,7 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) /* * set the writeback threshold (only takes effect if the RDTR * is set). set GRAN=1 and write back up to 0x4 worth, and - * enable prefetching of 0x20 rx descriptors + * enable prefetching of 0x20 Rx descriptors * granularity = 01 * wthresh = 04, * hthresh = 04, @@ -2981,12 +2986,10 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) * excessive C-state transition latencies result in * dropped transactions. */ - pm_qos_update_request( - &adapter->netdev->pm_qos_req, 55); + pm_qos_update_request(&adapter->netdev->pm_qos_req, 55); } else { - pm_qos_update_request( - &adapter->netdev->pm_qos_req, - PM_QOS_DEFAULT_VALUE); + pm_qos_update_request(&adapter->netdev->pm_qos_req, + PM_QOS_DEFAULT_VALUE); } } @@ -3152,7 +3155,7 @@ void e1000e_reset(struct e1000_adapter *adapter) /* lower 16 bits has Rx packet buffer allocation size in KB */ pba &= 0xffff; /* - * the Tx fifo also stores 16 bytes of information about the tx + * the Tx fifo also stores 16 bytes of information about the Tx * but don't include ethernet FCS because hardware appends it */ min_tx_space = (adapter->max_frame_size + @@ -3175,7 +3178,7 @@ void e1000e_reset(struct e1000_adapter *adapter) pba -= min_tx_space - tx_space; /* - * if short on Rx space, Rx wins and must trump tx + * if short on Rx space, Rx wins and must trump Tx * adjustment or use Early Receive if available */ if ((pba < min_rx_space) && @@ -4039,11 +4042,11 @@ static void e1000_print_link_info(struct e1000_adapter *adapter) adapter->netdev->name, adapter->link_speed, (adapter->link_duplex == FULL_DUPLEX) ? - "Full Duplex" : "Half Duplex", + "Full Duplex" : "Half Duplex", ((ctrl & E1000_CTRL_TFCE) && (ctrl & E1000_CTRL_RFCE)) ? - "RX/TX" : - ((ctrl & E1000_CTRL_RFCE) ? "RX" : - ((ctrl & E1000_CTRL_TFCE) ? "TX" : "None" ))); + "Rx/Tx" : + ((ctrl & E1000_CTRL_RFCE) ? "Rx" : + ((ctrl & E1000_CTRL_TFCE) ? "Tx" : "None"))); } static bool e1000e_has_link(struct e1000_adapter *adapter) @@ -4338,7 +4341,7 @@ link_up: /* Force detection of hung controller every watchdog period */ adapter->detect_tx_hung = 1; - /* flush partial descriptors to memory before detecting tx hang */ + /* flush partial descriptors to memory before detecting Tx hang */ if (adapter->flags2 & FLAG2_DMA_BURST) { ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD); ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD); @@ -4529,7 +4532,7 @@ static int e1000_tx_map(struct e1000_adapter *adapter, buffer_info->next_to_watch = i; buffer_info->dma = dma_map_single(&pdev->dev, skb->data + offset, - size, DMA_TO_DEVICE); + size, DMA_TO_DEVICE); buffer_info->mapped_as_page = false; if (dma_mapping_error(&pdev->dev, buffer_info->dma)) goto dma_error; @@ -4576,7 +4579,7 @@ static int e1000_tx_map(struct e1000_adapter *adapter, } } - segs = skb_shinfo(skb)->gso_segs ?: 1; + segs = skb_shinfo(skb)->gso_segs ? : 1; /* multiply data chunks by size of headers */ bytecount = ((segs - 1) * skb_headlen(skb)) + skb->len; @@ -4588,13 +4591,13 @@ static int e1000_tx_map(struct e1000_adapter *adapter, return count; dma_error: - dev_err(&pdev->dev, "TX DMA map failed\n"); + dev_err(&pdev->dev, "Tx DMA map failed\n"); buffer_info->dma = 0; if (count) count--; while (count--) { - if (i==0) + if (i == 0) i += tx_ring->count; i--; buffer_info = &tx_ring->buffer_info[i]; @@ -6193,7 +6196,7 @@ static int __init e1000_init_module(void) int ret; pr_info("Intel(R) PRO/1000 Network Driver - %s\n", e1000e_driver_version); - pr_info("Copyright (c) 1999 - 2010 Intel Corporation.\n"); + pr_info("Copyright(c) 1999 - 2011 Intel Corporation.\n"); ret = pci_register_driver(&e1000_driver); return ret; diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c index a9612b0..4dd9b63 100644 --- a/drivers/net/e1000e/param.c +++ b/drivers/net/e1000e/param.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -62,10 +62,9 @@ MODULE_PARM_DESC(copybreak, module_param_array_named(X, X, int, &num_##X, 0); \ MODULE_PARM_DESC(X, desc); - /* * Transmit Interrupt Delay in units of 1.024 microseconds - * Tx interrupt delay needs to typically be set to something non zero + * Tx interrupt delay needs to typically be set to something non-zero * * Valid Range: 0-65535 */ @@ -112,6 +111,7 @@ E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate"); #define DEFAULT_ITR 3 #define MAX_ITR 100000 #define MIN_ITR 100 + /* IntMode (Interrupt Mode) * * Valid Range: 0 - 2 diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c index 00f89e8..6bea051 100644 --- a/drivers/net/e1000e/phy.c +++ b/drivers/net/e1000e/phy.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel PRO/1000 Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -640,7 +640,7 @@ s32 e1000_copper_link_setup_82577(struct e1000_hw *hw) s32 ret_val; u16 phy_data; - /* Enable CRS on TX. This must be set for half-duplex operation. */ + /* Enable CRS on Tx. This must be set for half-duplex operation. */ ret_val = e1e_rphy(hw, I82577_CFG_REG, &phy_data); if (ret_val) goto out; diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 6de4675..119aa20 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -434,7 +434,6 @@ static void gfar_init_mac(struct net_device *ndev) static struct net_device_stats *gfar_get_stats(struct net_device *dev) { struct gfar_private *priv = netdev_priv(dev); - struct netdev_queue *txq; unsigned long rx_packets = 0, rx_bytes = 0, rx_dropped = 0; unsigned long tx_packets = 0, tx_bytes = 0; int i = 0; @@ -450,9 +449,8 @@ static struct net_device_stats *gfar_get_stats(struct net_device *dev) dev->stats.rx_dropped = rx_dropped; for (i = 0; i < priv->num_tx_queues; i++) { - txq = netdev_get_tx_queue(dev, i); - tx_bytes += txq->tx_bytes; - tx_packets += txq->tx_packets; + tx_bytes += priv->tx_queue[i]->stats.tx_bytes; + tx_packets += priv->tx_queue[i]->stats.tx_packets; } dev->stats.tx_bytes = tx_bytes; @@ -2109,8 +2107,8 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) } /* Update transmit stats */ - txq->tx_bytes += skb->len; - txq->tx_packets ++; + tx_queue->stats.tx_bytes += skb->len; + tx_queue->stats.tx_packets++; txbdp = txbdp_start = tx_queue->cur_tx; lstatus = txbdp->lstatus; diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index 68984eb..54de413 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -907,12 +907,21 @@ enum { MQ_MG_MODE }; +/* + * Per TX queue stats + */ +struct tx_q_stats { + unsigned long tx_packets; + unsigned long tx_bytes; +}; + /** * struct gfar_priv_tx_q - per tx queue structure * @txlock: per queue tx spin lock * @tx_skbuff:skb pointers * @skb_curtx: to be used skb pointer * @skb_dirtytx:the last used skb pointer + * @stats: bytes/packets stats * @qindex: index of this queue * @dev: back pointer to the dev structure * @grp: back pointer to the group to which this queue belongs @@ -934,6 +943,7 @@ struct gfar_priv_tx_q { struct txbd8 *tx_bd_base; struct txbd8 *cur_tx; struct txbd8 *dirty_tx; + struct tx_q_stats stats; struct net_device *dev; struct gfar_priv_grp *grp; u16 skb_curtx; diff --git a/drivers/net/greth.c b/drivers/net/greth.c index 27d6960..fdb0333 100644 --- a/drivers/net/greth.c +++ b/drivers/net/greth.c @@ -1,7 +1,7 @@ /* * Aeroflex Gaisler GRETH 10/100/1G Ethernet MAC. * - * 2005-2009 (c) Aeroflex Gaisler AB + * 2005-2010 (c) Aeroflex Gaisler AB * * This driver supports GRETH 10/100 and GRETH 10/100/1G Ethernet MACs * available in the GRLIB VHDL IP core library. @@ -356,6 +356,8 @@ static int greth_open(struct net_device *dev) dev_dbg(&dev->dev, " starting queue\n"); netif_start_queue(dev); + GRETH_REGSAVE(greth->regs->status, 0xFF); + napi_enable(&greth->napi); greth_enable_irqs(greth); @@ -371,7 +373,9 @@ static int greth_close(struct net_device *dev) napi_disable(&greth->napi); + greth_disable_irqs(greth); greth_disable_tx(greth); + greth_disable_rx(greth); netif_stop_queue(dev); @@ -388,12 +392,20 @@ greth_start_xmit(struct sk_buff *skb, struct net_device *dev) struct greth_private *greth = netdev_priv(dev); struct greth_bd *bdp; int err = NETDEV_TX_OK; - u32 status, dma_addr; + u32 status, dma_addr, ctrl; + unsigned long flags; - bdp = greth->tx_bd_base + greth->tx_next; + /* Clean TX Ring */ + greth_clean_tx(greth->netdev); if (unlikely(greth->tx_free <= 0)) { + spin_lock_irqsave(&greth->devlock, flags);/*save from poll/irq*/ + ctrl = GRETH_REGLOAD(greth->regs->control); + /* Enable TX IRQ only if not already in poll() routine */ + if (ctrl & GRETH_RXI) + GRETH_REGSAVE(greth->regs->control, ctrl | GRETH_TXI); netif_stop_queue(dev); + spin_unlock_irqrestore(&greth->devlock, flags); return NETDEV_TX_BUSY; } @@ -406,13 +418,14 @@ greth_start_xmit(struct sk_buff *skb, struct net_device *dev) goto out; } + bdp = greth->tx_bd_base + greth->tx_next; dma_addr = greth_read_bd(&bdp->addr); memcpy((unsigned char *) phys_to_virt(dma_addr), skb->data, skb->len); dma_sync_single_for_device(greth->dev, dma_addr, skb->len, DMA_TO_DEVICE); - status = GRETH_BD_EN | (skb->len & GRETH_BD_LEN); + status = GRETH_BD_EN | GRETH_BD_IE | (skb->len & GRETH_BD_LEN); /* Wrap around descriptor ring */ if (greth->tx_next == GRETH_TXBD_NUM_MASK) { @@ -422,22 +435,11 @@ greth_start_xmit(struct sk_buff *skb, struct net_device *dev) greth->tx_next = NEXT_TX(greth->tx_next); greth->tx_free--; - /* No more descriptors */ - if (unlikely(greth->tx_free == 0)) { - - /* Free transmitted descriptors */ - greth_clean_tx(dev); - - /* If nothing was cleaned, stop queue & wait for irq */ - if (unlikely(greth->tx_free == 0)) { - status |= GRETH_BD_IE; - netif_stop_queue(dev); - } - } - /* Write descriptor control word and enable transmission */ greth_write_bd(&bdp->stat, status); + spin_lock_irqsave(&greth->devlock, flags); /*save from poll/irq*/ greth_enable_tx(greth); + spin_unlock_irqrestore(&greth->devlock, flags); out: dev_kfree_skb(skb); @@ -450,13 +452,23 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev) { struct greth_private *greth = netdev_priv(dev); struct greth_bd *bdp; - u32 status = 0, dma_addr; + u32 status = 0, dma_addr, ctrl; int curr_tx, nr_frags, i, err = NETDEV_TX_OK; + unsigned long flags; nr_frags = skb_shinfo(skb)->nr_frags; + /* Clean TX Ring */ + greth_clean_tx_gbit(dev); + if (greth->tx_free < nr_frags + 1) { + spin_lock_irqsave(&greth->devlock, flags);/*save from poll/irq*/ + ctrl = GRETH_REGLOAD(greth->regs->control); + /* Enable TX IRQ only if not already in poll() routine */ + if (ctrl & GRETH_RXI) + GRETH_REGSAVE(greth->regs->control, ctrl | GRETH_TXI); netif_stop_queue(dev); + spin_unlock_irqrestore(&greth->devlock, flags); err = NETDEV_TX_BUSY; goto out; } @@ -499,7 +511,7 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev) greth->tx_skbuff[curr_tx] = NULL; bdp = greth->tx_bd_base + curr_tx; - status = GRETH_TXBD_CSALL; + status = GRETH_TXBD_CSALL | GRETH_BD_EN; status |= frag->size & GRETH_BD_LEN; /* Wrap around descriptor ring */ @@ -509,14 +521,8 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev) /* More fragments left */ if (i < nr_frags - 1) status |= GRETH_TXBD_MORE; - - /* ... last fragment, check if out of descriptors */ - else if (greth->tx_free - nr_frags - 1 < (MAX_SKB_FRAGS + 1)) { - - /* Enable interrupts and stop queue */ - status |= GRETH_BD_IE; - netif_stop_queue(dev); - } + else + status |= GRETH_BD_IE; /* enable IRQ on last fragment */ greth_write_bd(&bdp->stat, status); @@ -536,26 +542,29 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev) wmb(); - /* Enable the descriptors that we configured ... */ - for (i = 0; i < nr_frags + 1; i++) { - bdp = greth->tx_bd_base + greth->tx_next; - greth_write_bd(&bdp->stat, greth_read_bd(&bdp->stat) | GRETH_BD_EN); - greth->tx_next = NEXT_TX(greth->tx_next); - greth->tx_free--; - } + /* Enable the descriptor chain by enabling the first descriptor */ + bdp = greth->tx_bd_base + greth->tx_next; + greth_write_bd(&bdp->stat, greth_read_bd(&bdp->stat) | GRETH_BD_EN); + greth->tx_next = curr_tx; + greth->tx_free -= nr_frags + 1; + wmb(); + + spin_lock_irqsave(&greth->devlock, flags); /*save from poll/irq*/ greth_enable_tx(greth); + spin_unlock_irqrestore(&greth->devlock, flags); return NETDEV_TX_OK; frag_map_error: - /* Unmap SKB mappings that succeeded */ + /* Unmap SKB mappings that succeeded and disable descriptor */ for (i = 0; greth->tx_next + i != curr_tx; i++) { bdp = greth->tx_bd_base + greth->tx_next + i; dma_unmap_single(greth->dev, greth_read_bd(&bdp->addr), greth_read_bd(&bdp->stat) & GRETH_BD_LEN, DMA_TO_DEVICE); + greth_write_bd(&bdp->stat, 0); } map_error: if (net_ratelimit()) @@ -565,12 +574,11 @@ out: return err; } - static irqreturn_t greth_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; struct greth_private *greth; - u32 status; + u32 status, ctrl; irqreturn_t retval = IRQ_NONE; greth = netdev_priv(dev); @@ -580,13 +588,15 @@ static irqreturn_t greth_interrupt(int irq, void *dev_id) /* Get the interrupt events that caused us to be here. */ status = GRETH_REGLOAD(greth->regs->status); - /* Handle rx and tx interrupts through poll */ - if (status & (GRETH_INT_RX | GRETH_INT_TX)) { - - /* Clear interrupt status */ - GRETH_REGORIN(greth->regs->status, - status & (GRETH_INT_RX | GRETH_INT_TX)); + /* Must see if interrupts are enabled also, INT_TX|INT_RX flags may be + * set regardless of whether IRQ is enabled or not. Especially + * important when shared IRQ. + */ + ctrl = GRETH_REGLOAD(greth->regs->control); + /* Handle rx and tx interrupts through poll */ + if (((status & (GRETH_INT_RE | GRETH_INT_RX)) && (ctrl & GRETH_RXI)) || + ((status & (GRETH_INT_TE | GRETH_INT_TX)) && (ctrl & GRETH_TXI))) { retval = IRQ_HANDLED; /* Disable interrupts and schedule poll() */ @@ -610,6 +620,8 @@ static void greth_clean_tx(struct net_device *dev) while (1) { bdp = greth->tx_bd_base + greth->tx_last; + GRETH_REGSAVE(greth->regs->status, GRETH_INT_TE | GRETH_INT_TX); + mb(); stat = greth_read_bd(&bdp->stat); if (unlikely(stat & GRETH_BD_EN)) @@ -670,7 +682,10 @@ static void greth_clean_tx_gbit(struct net_device *dev) /* We only clean fully completed SKBs */ bdp_last_frag = greth->tx_bd_base + SKIP_TX(greth->tx_last, nr_frags); - stat = bdp_last_frag->stat; + + GRETH_REGSAVE(greth->regs->status, GRETH_INT_TE | GRETH_INT_TX); + mb(); + stat = greth_read_bd(&bdp_last_frag->stat); if (stat & GRETH_BD_EN) break; @@ -702,21 +717,9 @@ static void greth_clean_tx_gbit(struct net_device *dev) greth->tx_free += nr_frags+1; dev_kfree_skb(skb); } - if (greth->tx_free > (MAX_SKB_FRAGS + 1)) { - netif_wake_queue(dev); - } -} -static int greth_pending_packets(struct greth_private *greth) -{ - struct greth_bd *bdp; - u32 status; - bdp = greth->rx_bd_base + greth->rx_cur; - status = greth_read_bd(&bdp->stat); - if (status & GRETH_BD_EN) - return 0; - else - return 1; + if (netif_queue_stopped(dev) && (greth->tx_free > (MAX_SKB_FRAGS+1))) + netif_wake_queue(dev); } static int greth_rx(struct net_device *dev, int limit) @@ -727,20 +730,24 @@ static int greth_rx(struct net_device *dev, int limit) int pkt_len; int bad, count; u32 status, dma_addr; + unsigned long flags; greth = netdev_priv(dev); for (count = 0; count < limit; ++count) { bdp = greth->rx_bd_base + greth->rx_cur; + GRETH_REGSAVE(greth->regs->status, GRETH_INT_RE | GRETH_INT_RX); + mb(); status = greth_read_bd(&bdp->stat); - dma_addr = greth_read_bd(&bdp->addr); - bad = 0; if (unlikely(status & GRETH_BD_EN)) { break; } + dma_addr = greth_read_bd(&bdp->addr); + bad = 0; + /* Check status for errors. */ if (unlikely(status & GRETH_RXBD_STATUS)) { if (status & GRETH_RXBD_ERR_FT) { @@ -802,7 +809,9 @@ static int greth_rx(struct net_device *dev, int limit) dma_sync_single_for_device(greth->dev, dma_addr, MAX_FRAME_SIZE, DMA_FROM_DEVICE); + spin_lock_irqsave(&greth->devlock, flags); /* save from XMIT */ greth_enable_rx(greth); + spin_unlock_irqrestore(&greth->devlock, flags); greth->rx_cur = NEXT_RX(greth->rx_cur); } @@ -836,6 +845,7 @@ static int greth_rx_gbit(struct net_device *dev, int limit) int pkt_len; int bad, count = 0; u32 status, dma_addr; + unsigned long flags; greth = netdev_priv(dev); @@ -843,6 +853,8 @@ static int greth_rx_gbit(struct net_device *dev, int limit) bdp = greth->rx_bd_base + greth->rx_cur; skb = greth->rx_skbuff[greth->rx_cur]; + GRETH_REGSAVE(greth->regs->status, GRETH_INT_RE | GRETH_INT_RX); + mb(); status = greth_read_bd(&bdp->stat); bad = 0; @@ -865,10 +877,9 @@ static int greth_rx_gbit(struct net_device *dev, int limit) } } - /* Allocate new skb to replace current */ - newskb = netdev_alloc_skb(dev, MAX_FRAME_SIZE + NET_IP_ALIGN); - - if (!bad && newskb) { + /* Allocate new skb to replace current, not needed if the + * current skb can be reused */ + if (!bad && (newskb=netdev_alloc_skb(dev, MAX_FRAME_SIZE + NET_IP_ALIGN))) { skb_reserve(newskb, NET_IP_ALIGN); dma_addr = dma_map_single(greth->dev, @@ -905,11 +916,22 @@ static int greth_rx_gbit(struct net_device *dev, int limit) if (net_ratelimit()) dev_warn(greth->dev, "Could not create DMA mapping, dropping packet\n"); dev_kfree_skb(newskb); + /* reusing current skb, so it is a drop */ dev->stats.rx_dropped++; } + } else if (bad) { + /* Bad Frame transfer, the skb is reused */ + dev->stats.rx_dropped++; } else { + /* Failed Allocating a new skb. This is rather stupid + * but the current "filled" skb is reused, as if + * transfer failure. One could argue that RX descriptor + * table handling should be divided into cleaning and + * filling as the TX part of the driver + */ if (net_ratelimit()) dev_warn(greth->dev, "Could not allocate SKB, dropping packet\n"); + /* reusing current skb, so it is a drop */ dev->stats.rx_dropped++; } @@ -920,7 +942,9 @@ static int greth_rx_gbit(struct net_device *dev, int limit) wmb(); greth_write_bd(&bdp->stat, status); + spin_lock_irqsave(&greth->devlock, flags); greth_enable_rx(greth); + spin_unlock_irqrestore(&greth->devlock, flags); greth->rx_cur = NEXT_RX(greth->rx_cur); } @@ -932,15 +956,18 @@ static int greth_poll(struct napi_struct *napi, int budget) { struct greth_private *greth; int work_done = 0; + unsigned long flags; + u32 mask, ctrl; greth = container_of(napi, struct greth_private, napi); - if (greth->gbit_mac) { - greth_clean_tx_gbit(greth->netdev); - } else { - greth_clean_tx(greth->netdev); +restart_txrx_poll: + if (netif_queue_stopped(greth->netdev)) { + if (greth->gbit_mac) + greth_clean_tx_gbit(greth->netdev); + else + greth_clean_tx(greth->netdev); } -restart_poll: if (greth->gbit_mac) { work_done += greth_rx_gbit(greth->netdev, budget - work_done); } else { @@ -949,15 +976,29 @@ restart_poll: if (work_done < budget) { - napi_complete(napi); + spin_lock_irqsave(&greth->devlock, flags); + + ctrl = GRETH_REGLOAD(greth->regs->control); + if (netif_queue_stopped(greth->netdev)) { + GRETH_REGSAVE(greth->regs->control, + ctrl | GRETH_TXI | GRETH_RXI); + mask = GRETH_INT_RX | GRETH_INT_RE | + GRETH_INT_TX | GRETH_INT_TE; + } else { + GRETH_REGSAVE(greth->regs->control, ctrl | GRETH_RXI); + mask = GRETH_INT_RX | GRETH_INT_RE; + } - if (greth_pending_packets(greth)) { - napi_reschedule(napi); - goto restart_poll; + if (GRETH_REGLOAD(greth->regs->status) & mask) { + GRETH_REGSAVE(greth->regs->control, ctrl); + spin_unlock_irqrestore(&greth->devlock, flags); + goto restart_txrx_poll; + } else { + __napi_complete(napi); + spin_unlock_irqrestore(&greth->devlock, flags); } } - greth_enable_irqs(greth); return work_done; } @@ -1152,11 +1193,11 @@ static const struct ethtool_ops greth_ethtool_ops = { }; static struct net_device_ops greth_netdev_ops = { - .ndo_open = greth_open, - .ndo_stop = greth_close, - .ndo_start_xmit = greth_start_xmit, - .ndo_set_mac_address = greth_set_mac_add, - .ndo_validate_addr = eth_validate_addr, + .ndo_open = greth_open, + .ndo_stop = greth_close, + .ndo_start_xmit = greth_start_xmit, + .ndo_set_mac_address = greth_set_mac_add, + .ndo_validate_addr = eth_validate_addr, }; static inline int wait_for_mdio(struct greth_private *greth) @@ -1217,29 +1258,26 @@ static void greth_link_change(struct net_device *dev) struct greth_private *greth = netdev_priv(dev); struct phy_device *phydev = greth->phy; unsigned long flags; - int status_change = 0; + u32 ctrl; spin_lock_irqsave(&greth->devlock, flags); if (phydev->link) { if ((greth->speed != phydev->speed) || (greth->duplex != phydev->duplex)) { - - GRETH_REGANDIN(greth->regs->control, - ~(GRETH_CTRL_FD | GRETH_CTRL_SP | GRETH_CTRL_GB)); + ctrl = GRETH_REGLOAD(greth->regs->control) & + ~(GRETH_CTRL_FD | GRETH_CTRL_SP | GRETH_CTRL_GB); if (phydev->duplex) - GRETH_REGORIN(greth->regs->control, GRETH_CTRL_FD); - - if (phydev->speed == SPEED_100) { - - GRETH_REGORIN(greth->regs->control, GRETH_CTRL_SP); - } + ctrl |= GRETH_CTRL_FD; + if (phydev->speed == SPEED_100) + ctrl |= GRETH_CTRL_SP; else if (phydev->speed == SPEED_1000) - GRETH_REGORIN(greth->regs->control, GRETH_CTRL_GB); + ctrl |= GRETH_CTRL_GB; + GRETH_REGSAVE(greth->regs->control, ctrl); greth->speed = phydev->speed; greth->duplex = phydev->duplex; status_change = 1; @@ -1600,6 +1638,9 @@ static struct of_device_id greth_of_match[] = { { .name = "GAISLER_ETHMAC", }, + { + .name = "01_01d", + }, {}, }; diff --git a/drivers/net/greth.h b/drivers/net/greth.h index 03ad903..be0f206 100644 --- a/drivers/net/greth.h +++ b/drivers/net/greth.h @@ -23,6 +23,7 @@ #define GRETH_BD_LEN 0x7FF #define GRETH_TXEN 0x1 +#define GRETH_INT_TE 0x2 #define GRETH_INT_TX 0x8 #define GRETH_TXI 0x4 #define GRETH_TXBD_STATUS 0x0001C000 @@ -35,6 +36,7 @@ #define GRETH_TXBD_ERR_UE 0x4000 #define GRETH_TXBD_ERR_AL 0x8000 +#define GRETH_INT_RE 0x1 #define GRETH_INT_RX 0x4 #define GRETH_RXEN 0x2 #define GRETH_RXI 0x8 diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index a060610..602078b 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -6667,8 +6667,6 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, struct ixgbe_adapter *adapter, struct ixgbe_ring *tx_ring) { - struct net_device *netdev = tx_ring->netdev; - struct netdev_queue *txq; unsigned int first; unsigned int tx_flags = 0; u8 hdr_len = 0; @@ -6765,9 +6763,6 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, /* add the ATR filter if ATR is on */ if (test_bit(__IXGBE_TX_FDIR_INIT_DONE, &tx_ring->state)) ixgbe_atr(tx_ring, skb, tx_flags, protocol); - txq = netdev_get_tx_queue(netdev, tx_ring->queue_index); - txq->tx_bytes += skb->len; - txq->tx_packets++; ixgbe_tx_queue(tx_ring, tx_flags, count, skb->len, hdr_len); ixgbe_maybe_stop_tx(tx_ring, DESC_NEEDED); @@ -6925,8 +6920,6 @@ static struct rtnl_link_stats64 *ixgbe_get_stats64(struct net_device *netdev, struct ixgbe_adapter *adapter = netdev_priv(netdev); int i; - /* accurate rx/tx bytes/packets stats */ - dev_txq_stats_fold(netdev, stats); rcu_read_lock(); for (i = 0; i < adapter->num_rx_queues; i++) { struct ixgbe_ring *ring = ACCESS_ONCE(adapter->rx_ring[i]); @@ -6943,6 +6936,22 @@ static struct rtnl_link_stats64 *ixgbe_get_stats64(struct net_device *netdev, stats->rx_bytes += bytes; } } + + for (i = 0; i < adapter->num_tx_queues; i++) { + struct ixgbe_ring *ring = ACCESS_ONCE(adapter->tx_ring[i]); + u64 bytes, packets; + unsigned int start; + + if (ring) { + do { + start = u64_stats_fetch_begin_bh(&ring->syncp); + packets = ring->stats.packets; + bytes = ring->stats.bytes; + } while (u64_stats_fetch_retry_bh(&ring->syncp, start)); + stats->tx_packets += packets; + stats->tx_bytes += bytes; + } + } rcu_read_unlock(); /* following stats updated by ixgbe_watchdog_task() */ stats->multicast = netdev->stats.multicast; diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 21845af..5933621 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -585,7 +585,7 @@ err: rcu_read_lock_bh(); vlan = rcu_dereference(q->vlan); if (vlan) - netdev_get_tx_queue(vlan->dev, 0)->tx_dropped++; + vlan->dev->stats.tx_dropped++; rcu_read_unlock_bh(); return err; diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index a37fcf1..ea5cfe2 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -3403,9 +3403,7 @@ static int myri10ge_resume(struct pci_dev *pdev) return -EIO; } - status = pci_restore_state(pdev); - if (status) - return status; + pci_restore_state(pdev); status = pci_enable_device(pdev); if (status) { diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index bb8645a..bde7d61 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -554,6 +554,8 @@ struct rtl8169_private { struct mii_if_info mii; struct rtl8169_counters counters; u32 saved_wolopts; + + const struct firmware *fw; }; MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); @@ -1766,6 +1768,29 @@ rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) } } +static void rtl_release_firmware(struct rtl8169_private *tp) +{ + release_firmware(tp->fw); + tp->fw = NULL; +} + +static int rtl_apply_firmware(struct rtl8169_private *tp, const char *fw_name) +{ + const struct firmware **fw = &tp->fw; + int rc = !*fw; + + if (rc) { + rc = request_firmware(fw, fw_name, &tp->pci_dev->dev); + if (rc < 0) + goto out; + } + + /* TODO: release firmware once rtl_phy_write_fw signals failures. */ + rtl_phy_write_fw(tp, *fw); +out: + return rc; +} + static void rtl8169s_hw_phy_config(struct rtl8169_private *tp) { static const struct phy_reg phy_reg_init[] = { @@ -2139,7 +2164,6 @@ static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) { 0x0d, 0xf880 } }; void __iomem *ioaddr = tp->mmio_addr; - const struct firmware *fw; rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); @@ -2203,11 +2227,8 @@ static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) rtl_writephy(tp, 0x1f, 0x0005); rtl_writephy(tp, 0x05, 0x001b); - if (rtl_readphy(tp, 0x06) == 0xbf00 && - request_firmware(&fw, FIRMWARE_8168D_1, &tp->pci_dev->dev) == 0) { - rtl_phy_write_fw(tp, fw); - release_firmware(fw); - } else { + if ((rtl_readphy(tp, 0x06) != 0xbf00) || + (rtl_apply_firmware(tp, FIRMWARE_8168D_1) < 0)) { netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); } @@ -2257,7 +2278,6 @@ static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) { 0x0d, 0xf880 } }; void __iomem *ioaddr = tp->mmio_addr; - const struct firmware *fw; rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); @@ -2312,11 +2332,8 @@ static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) rtl_writephy(tp, 0x1f, 0x0005); rtl_writephy(tp, 0x05, 0x001b); - if (rtl_readphy(tp, 0x06) == 0xb300 && - request_firmware(&fw, FIRMWARE_8168D_2, &tp->pci_dev->dev) == 0) { - rtl_phy_write_fw(tp, fw); - release_firmware(fw); - } else { + if ((rtl_readphy(tp, 0x06) != 0xb300) || + (rtl_apply_firmware(tp, FIRMWARE_8168D_2) < 0)) { netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); } @@ -3200,6 +3217,8 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev) cancel_delayed_work_sync(&tp->task); + rtl_release_firmware(tp); + unregister_netdev(dev); if (pci_dev_run_wake(pdev)) diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index 711449c..002bac7 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -1153,6 +1153,9 @@ static int efx_wanted_channels(void) int count; int cpu; + if (rss_cpus) + return rss_cpus; + if (unlikely(!zalloc_cpumask_var(&core_mask, GFP_KERNEL))) { printk(KERN_WARNING "sfc: RSS disabled due to allocation failure\n"); @@ -1266,27 +1269,18 @@ static void efx_remove_interrupts(struct efx_nic *efx) efx->legacy_irq = 0; } -struct efx_tx_queue * -efx_get_tx_queue(struct efx_nic *efx, unsigned index, unsigned type) -{ - unsigned tx_channel_offset = - separate_tx_channels ? efx->n_channels - efx->n_tx_channels : 0; - EFX_BUG_ON_PARANOID(index >= efx->n_tx_channels || - type >= EFX_TXQ_TYPES); - return &efx->channel[tx_channel_offset + index]->tx_queue[type]; -} - static void efx_set_channels(struct efx_nic *efx) { struct efx_channel *channel; struct efx_tx_queue *tx_queue; - unsigned tx_channel_offset = + + efx->tx_channel_offset = separate_tx_channels ? efx->n_channels - efx->n_tx_channels : 0; /* Channel pointers were set in efx_init_struct() but we now * need to clear them for TX queues in any RX-only channels. */ efx_for_each_channel(channel, efx) { - if (channel->channel - tx_channel_offset >= + if (channel->channel - efx->tx_channel_offset >= efx->n_tx_channels) { efx_for_each_channel_tx_queue(tx_queue, channel) tx_queue->channel = NULL; diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index 70e4f7d..61ddd2c 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -1107,22 +1107,9 @@ static int __falcon_reset_hw(struct efx_nic *efx, enum reset_type method) /* Restore PCI configuration if needed */ if (method == RESET_TYPE_WORLD) { - if (efx_nic_is_dual_func(efx)) { - rc = pci_restore_state(nic_data->pci_dev2); - if (rc) { - netif_err(efx, drv, efx->net_dev, - "failed to restore PCI config for " - "the secondary function\n"); - goto fail3; - } - } - rc = pci_restore_state(efx->pci_dev); - if (rc) { - netif_err(efx, drv, efx->net_dev, - "failed to restore PCI config for the " - "primary function\n"); - goto fail4; - } + if (efx_nic_is_dual_func(efx)) + pci_restore_state(nic_data->pci_dev2); + pci_restore_state(efx->pci_dev); netif_dbg(efx, drv, efx->net_dev, "successfully restored PCI config\n"); } @@ -1133,7 +1120,7 @@ static int __falcon_reset_hw(struct efx_nic *efx, enum reset_type method) rc = -ETIMEDOUT; netif_err(efx, hw, efx->net_dev, "timed out waiting for hardware reset\n"); - goto fail5; + goto fail3; } netif_dbg(efx, hw, efx->net_dev, "hardware reset complete\n"); @@ -1141,11 +1128,9 @@ static int __falcon_reset_hw(struct efx_nic *efx, enum reset_type method) /* pci_save_state() and pci_restore_state() MUST be called in pairs */ fail2: -fail3: pci_restore_state(efx->pci_dev); fail1: -fail4: -fail5: +fail3: return rc; } diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h index bdce66d..28df866 100644 --- a/drivers/net/sfc/net_driver.h +++ b/drivers/net/sfc/net_driver.h @@ -735,6 +735,7 @@ struct efx_nic { unsigned next_buffer_table; unsigned n_channels; unsigned n_rx_channels; + unsigned tx_channel_offset; unsigned n_tx_channels; unsigned int rx_buffer_len; unsigned int rx_buffer_order; @@ -929,8 +930,13 @@ efx_get_channel(struct efx_nic *efx, unsigned index) _channel = (_channel->channel + 1 < (_efx)->n_channels) ? \ (_efx)->channel[_channel->channel + 1] : NULL) -extern struct efx_tx_queue * -efx_get_tx_queue(struct efx_nic *efx, unsigned index, unsigned type); +static inline struct efx_tx_queue * +efx_get_tx_queue(struct efx_nic *efx, unsigned index, unsigned type) +{ + EFX_BUG_ON_PARANOID(index >= efx->n_tx_channels || + type >= EFX_TXQ_TYPES); + return &efx->channel[efx->tx_channel_offset + index]->tx_queue[type]; +} static inline struct efx_tx_queue * efx_channel_get_tx_queue(struct efx_channel *channel, unsigned type) diff --git a/drivers/net/tile/tilepro.c b/drivers/net/tile/tilepro.c index 0e6bac5..7cb301d 100644 --- a/drivers/net/tile/tilepro.c +++ b/drivers/net/tile/tilepro.c @@ -142,14 +142,6 @@ MODULE_AUTHOR("Tilera"); MODULE_LICENSE("GPL"); - -#define IS_MULTICAST(mac_addr) \ - (((u8 *)(mac_addr))[0] & 0x01) - -#define IS_BROADCAST(mac_addr) \ - (((u16 *)(mac_addr))[0] == 0xffff) - - /* * Queue of incoming packets for a specific cpu and device. * @@ -795,7 +787,7 @@ static bool tile_net_poll_aux(struct tile_net_cpu *info, int index) /* * FIXME: Implement HW multicast filter. */ - if (!IS_MULTICAST(buf) && !IS_BROADCAST(buf)) { + if (is_unicast_ether_addr(buf)) { /* Filter packets not for our address. */ const u8 *mine = dev->dev_addr; filter = compare_ether_addr(mine, buf); diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index 73a3e0d..715e7b4 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -2032,7 +2032,7 @@ static void ucc_geth_set_multi(struct net_device *dev) netdev_for_each_mc_addr(ha, dev) { /* Only support group multicast for now. */ - if (!(ha->addr[0] & 1)) + if (!is_multicast_ether_addr(ha->addr)) continue; /* Ask CPM to run CRC and set bit in diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 593c104..d776c4a 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -1021,13 +1021,15 @@ static int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) (temp > CDC_NCM_MAX_DATAGRAM_SIZE) || (temp < ETH_HLEN)) { pr_debug("invalid frame detected (ignored)" "offset[%u]=%u, length=%u, skb=%p\n", - x, offset, temp, skb); + x, offset, temp, skb_in); if (!x) goto error; break; } else { skb = skb_clone(skb_in, GFP_ATOMIC); + if (!skb) + goto error; skb->len = temp; skb->data = ((u8 *)skb_in->data) + offset; skb_set_tail_pointer(skb, temp); diff --git a/drivers/net/vxge/vxge-main.c b/drivers/net/vxge/vxge-main.c index 1ac9b56..c81a651 100644 --- a/drivers/net/vxge/vxge-main.c +++ b/drivers/net/vxge/vxge-main.c @@ -4120,6 +4120,7 @@ int vxge_fw_upgrade(struct vxgedev *vdev, char *fw_name, int override) "hotplug event.\n"); out: + release_firmware(fw); return ret; } diff --git a/drivers/net/wireless/ath/ath9k/ar9002_calib.c b/drivers/net/wireless/ath/ath9k/ar9002_calib.c index 01880aa..ea2e7d7 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c @@ -954,6 +954,9 @@ static void ar9002_hw_init_cal_settings(struct ath_hw *ah) &adc_dc_cal_multi_sample; } ah->supp_cals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; + + if (AR_SREV_9287(ah)) + ah->supp_cals &= ~ADC_GAIN_CAL; } } diff --git a/drivers/net/wireless/ath/ath9k/eeprom_def.c b/drivers/net/wireless/ath/ath9k/eeprom_def.c index 088f141..749a936 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_def.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c @@ -226,6 +226,10 @@ static int ath9k_hw_def_check_eeprom(struct ath_hw *ah) eep->baseEepHeader.pwdclkind == 0) ah->need_an_top2_fixup = 1; + if ((common->bus_ops->ath_bus_type == ATH_USB) && + (AR_SREV_9280(ah))) + eep->modalHeader[0].xpaBiasLvl = 0; + return 0; } diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index a099b3e..1ce506f 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -433,6 +433,7 @@ void ath9k_htc_txep(void *priv, struct sk_buff *skb, enum htc_endpoint_id ep_id, void ath9k_htc_beaconep(void *drv_priv, struct sk_buff *skb, enum htc_endpoint_id ep_id, bool txok); +int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv); void ath9k_htc_station_work(struct work_struct *work); void ath9k_htc_aggr_work(struct work_struct *work); void ath9k_ani_work(struct work_struct *work);; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 845b4c9..f4d576b 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -301,6 +301,16 @@ static int ath9k_htc_add_monitor_interface(struct ath9k_htc_priv *priv) priv->nstations++; + /* + * Set chainmask etc. on the target. + */ + ret = ath9k_htc_update_cap_target(priv); + if (ret) + ath_dbg(common, ATH_DBG_CONFIG, + "Failed to update capability in target\n"); + + priv->ah->is_monitoring = true; + return 0; err_vif: @@ -328,6 +338,7 @@ static int ath9k_htc_remove_monitor_interface(struct ath9k_htc_priv *priv) } priv->nstations--; + priv->ah->is_monitoring = false; return 0; } @@ -419,7 +430,7 @@ static int ath9k_htc_remove_station(struct ath9k_htc_priv *priv, return 0; } -static int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv) +int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv) { struct ath9k_htc_cap_target tcap; int ret; @@ -1186,6 +1197,20 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed) } } + /* + * Monitor interface should be added before + * IEEE80211_CONF_CHANGE_CHANNEL is handled. + */ + if (changed & IEEE80211_CONF_CHANGE_MONITOR) { + if (conf->flags & IEEE80211_CONF_MONITOR) { + if (ath9k_htc_add_monitor_interface(priv)) + ath_err(common, "Failed to set monitor mode\n"); + else + ath_dbg(common, ATH_DBG_CONFIG, + "HW opmode set to Monitor mode\n"); + } + } + if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { struct ieee80211_channel *curchan = hw->conf.channel; int pos = curchan->hw_value; @@ -1221,16 +1246,6 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed) ath_update_txpow(priv); } - if (changed & IEEE80211_CONF_CHANGE_MONITOR) { - if (conf->flags & IEEE80211_CONF_MONITOR) { - if (ath9k_htc_add_monitor_interface(priv)) - ath_err(common, "Failed to set monitor mode\n"); - else - ath_dbg(common, ATH_DBG_CONFIG, - "HW opmode set to Monitor mode\n"); - } - } - if (changed & IEEE80211_CONF_CHANGE_IDLE) { mutex_lock(&priv->htc_pm_lock); if (!priv->ps_idle) { diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index fde9786..1afb8bb 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -436,9 +436,10 @@ static int ath9k_hw_init_macaddr(struct ath_hw *ah) static int ath9k_hw_post_init(struct ath_hw *ah) { + struct ath_common *common = ath9k_hw_common(ah); int ecode; - if (!AR_SREV_9271(ah)) { + if (common->bus_ops->ath_bus_type != ATH_USB) { if (!ath9k_hw_chip_test(ah)) return -ENODEV; } @@ -1213,7 +1214,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ah->txchainmask = common->tx_chainmask; ah->rxchainmask = common->rx_chainmask; - if (!ah->chip_fullsleep) { + if ((common->bus_ops->ath_bus_type != ATH_USB) && !ah->chip_fullsleep) { ath9k_hw_abortpcurecv(ah); if (!ath9k_hw_stopdmarecv(ah)) { ath_dbg(common, ATH_DBG_XMIT, diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index bd8a413..2176ede 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -518,22 +518,21 @@ static int prism2_config(struct pcmcia_device *link) hw_priv->link = link; /* - * Make sure the IRQ handler cannot proceed until at least - * dev->base_addr is initialized. + * We enable IRQ here, but IRQ handler will not proceed + * until dev->base_addr is set below. This protect us from + * receive interrupts when driver is not initialized. */ - spin_lock_irqsave(&local->irq_init_lock, flags); - ret = pcmcia_request_irq(link, prism2_interrupt); if (ret) - goto failed_unlock; + goto failed; ret = pcmcia_enable_device(link); if (ret) - goto failed_unlock; + goto failed; + spin_lock_irqsave(&local->irq_init_lock, flags); dev->irq = link->irq; dev->base_addr = link->resource[0]->start; - spin_unlock_irqrestore(&local->irq_init_lock, flags); local->shutdown = 0; @@ -546,8 +545,6 @@ static int prism2_config(struct pcmcia_device *link) return ret; - failed_unlock: - spin_unlock_irqrestore(&local->irq_init_lock, flags); failed: kfree(hw_priv); prism2_release((u_long)link); diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c index 8d6ed5f..ae438ed 100644 --- a/drivers/net/wireless/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/ipw2x00/ipw2200.c @@ -1973,6 +1973,13 @@ static void ipw_irq_tasklet(struct ipw_priv *priv) inta = ipw_read32(priv, IPW_INTA_RW); inta_mask = ipw_read32(priv, IPW_INTA_MASK_R); + + if (inta == 0xFFFFFFFF) { + /* Hardware disappeared */ + IPW_WARNING("TASKLET INTA == 0xFFFFFFFF\n"); + /* Only handle the cached INTA values */ + inta = 0; + } inta &= (IPW_INTA_MASK_ALL & inta_mask); /* Add any cached INTA values that need to be handled */ diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c index 76b2318a..f618b96 100644 --- a/drivers/net/wireless/p54/txrx.c +++ b/drivers/net/wireless/p54/txrx.c @@ -618,7 +618,7 @@ static void p54_tx_80211_header(struct p54_common *priv, struct sk_buff *skb, else *burst_possible = false; - if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) + if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)) *flags |= P54_HDR_FLAG_DATA_OUT_SEQNR; if (info->flags & IEEE80211_TX_CTL_PSPOLL_RESPONSE) diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 73631c6..ace0b66 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -363,12 +363,12 @@ int rt2x00pci_resume(struct pci_dev *pci_dev) struct rt2x00_dev *rt2x00dev = hw->priv; if (pci_set_power_state(pci_dev, PCI_D0) || - pci_enable_device(pci_dev) || - pci_restore_state(pci_dev)) { + pci_enable_device(pci_dev)) { ERROR(rt2x00dev, "Failed to resume device.\n"); return -EIO; } + pci_restore_state(pci_dev); return rt2x00lib_resume(rt2x00dev); } EXPORT_SYMBOL_GPL(rt2x00pci_resume); diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 7c24dce..44b0aee 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -168,8 +168,9 @@ static u32 __msix_mask_irq(struct msi_desc *desc, u32 flag) u32 mask_bits = desc->masked; unsigned offset = desc->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE + PCI_MSIX_ENTRY_VECTOR_CTRL; - mask_bits &= ~1; - mask_bits |= flag; + mask_bits &= ~PCI_MSIX_ENTRY_CTRL_MASKBIT; + if (flag) + mask_bits |= PCI_MSIX_ENTRY_CTRL_MASKBIT; writel(mask_bits, desc->mask_base + offset); return mask_bits; diff --git a/drivers/pci/msi.h b/drivers/pci/msi.h index feff3be..65c42f8 100644 --- a/drivers/pci/msi.h +++ b/drivers/pci/msi.h @@ -6,12 +6,6 @@ #ifndef MSI_H #define MSI_H -#define PCI_MSIX_ENTRY_SIZE 16 -#define PCI_MSIX_ENTRY_LOWER_ADDR 0 -#define PCI_MSIX_ENTRY_UPPER_ADDR 4 -#define PCI_MSIX_ENTRY_DATA 8 -#define PCI_MSIX_ENTRY_VECTOR_CTRL 12 - #define msi_control_reg(base) (base + PCI_MSI_FLAGS) #define msi_lower_address_reg(base) (base + PCI_MSI_ADDRESS_LO) #define msi_upper_address_reg(base) (base + PCI_MSI_ADDRESS_HI) diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 24e19c5..6fe0772 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -46,9 +46,9 @@ static void pci_acpi_wake_dev(acpi_handle handle, u32 event, void *context) struct pci_dev *pci_dev = context; if (event == ACPI_NOTIFY_DEVICE_WAKE && pci_dev) { + pci_wakeup_event(pci_dev); pci_check_pme_status(pci_dev); pm_runtime_resume(&pci_dev->dev); - pci_wakeup_event(pci_dev); if (pci_dev->subordinate) pci_pme_wakeup_bus(pci_dev->subordinate); } @@ -399,6 +399,7 @@ static int __init acpi_pci_init(void) if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM) { printk(KERN_INFO"ACPI FADT declares the system doesn't support PCIe ASPM, so disable it\n"); + pcie_clear_aspm(); pcie_no_aspm(); } diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index 8a6f797..88246dd 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -338,7 +338,7 @@ static int pci_call_probe(struct pci_driver *drv, struct pci_dev *dev, } /** - * __pci_device_probe() + * __pci_device_probe - check if a driver wants to claim a specific PCI device * @drv: driver to call to check if it wants the PCI device * @pci_dev: PCI device being probed * @@ -449,7 +449,8 @@ static int pci_restore_standard_config(struct pci_dev *pci_dev) return error; } - return pci_restore_state(pci_dev); + pci_restore_state(pci_dev); + return 0; } static void pci_pm_default_resume_early(struct pci_dev *pci_dev) diff --git a/drivers/pci/pci-stub.c b/drivers/pci/pci-stub.c index f7b68ca..775e933 100644 --- a/drivers/pci/pci-stub.c +++ b/drivers/pci/pci-stub.c @@ -47,6 +47,10 @@ static int __init pci_stub_init(void) if (rc) return rc; + /* no ids passed actually */ + if (ids[0] == '\0') + return 0; + /* add ids specified in the module parameter */ p = ids; while ((id = strsep(&p, ","))) { @@ -54,6 +58,9 @@ static int __init pci_stub_init(void) subdevice = PCI_ANY_ID, class=0, class_mask=0; int fields; + if (!strlen(id)) + continue; + fields = sscanf(id, "%x:%x:%x:%x:%x:%x", &vendor, &device, &subvendor, &subdevice, &class, &class_mask); diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 63d5042..8ecaac9 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -1149,7 +1149,7 @@ int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev) sysfs_bin_attr_init(attr); attr->size = rom_size; attr->attr.name = "rom"; - attr->attr.mode = S_IRUSR; + attr->attr.mode = S_IRUSR | S_IWUSR; attr->read = pci_read_rom; attr->write = pci_write_rom; retval = sysfs_create_bin_file(&pdev->dev.kobj, attr); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 710c8a2..b714d78 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -937,14 +937,13 @@ pci_save_state(struct pci_dev *dev) * pci_restore_state - Restore the saved state of a PCI device * @dev: - PCI device that we're dealing with */ -int -pci_restore_state(struct pci_dev *dev) +void pci_restore_state(struct pci_dev *dev) { int i; u32 val; if (!dev->state_saved) - return 0; + return; /* PCI Express register must be restored first */ pci_restore_pcie_state(dev); @@ -968,8 +967,6 @@ pci_restore_state(struct pci_dev *dev) pci_restore_iov_state(dev); dev->state_saved = false; - - return 0; } static int do_pci_enable_device(struct pci_dev *dev, int bars) @@ -1300,22 +1297,6 @@ bool pci_check_pme_status(struct pci_dev *dev) return ret; } -/* - * Time to wait before the system can be put into a sleep state after reporting - * a wakeup event signaled by a PCI device. - */ -#define PCI_WAKEUP_COOLDOWN 100 - -/** - * pci_wakeup_event - Report a wakeup event related to a given PCI device. - * @dev: Device to report the wakeup event for. - */ -void pci_wakeup_event(struct pci_dev *dev) -{ - if (device_may_wakeup(&dev->dev)) - pm_wakeup_event(&dev->dev, PCI_WAKEUP_COOLDOWN); -} - /** * pci_pme_wakeup - Wake up a PCI device if its PME Status bit is set. * @dev: Device to handle. @@ -1327,8 +1308,8 @@ void pci_wakeup_event(struct pci_dev *dev) static int pci_pme_wakeup(struct pci_dev *dev, void *ign) { if (pci_check_pme_status(dev)) { - pm_request_resume(&dev->dev); pci_wakeup_event(dev); + pm_request_resume(&dev->dev); } return 0; } diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 7d33f66..f69d6e0 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -74,6 +74,12 @@ extern void pci_pm_init(struct pci_dev *dev); extern void platform_pci_wakeup_init(struct pci_dev *dev); extern void pci_allocate_cap_save_buffers(struct pci_dev *dev); +static inline void pci_wakeup_event(struct pci_dev *dev) +{ + /* Wait 100 ms before the system can be put into a sleep state. */ + pm_wakeup_event(&dev->dev, 100); +} + static inline bool pci_is_bridge(struct pci_dev *pci_dev) { return !!(pci_dev->subordinate); @@ -140,14 +146,6 @@ static inline void pci_no_msi(void) { } static inline void pci_msi_init_pci_dev(struct pci_dev *dev) { } #endif -#ifdef CONFIG_PCIEAER -void pci_no_aer(void); -bool pci_aer_available(void); -#else -static inline void pci_no_aer(void) { } -static inline bool pci_aer_available(void) { return false; } -#endif - static inline int pci_no_d1d2(struct pci_dev *dev) { unsigned int parent_dstates = 0; diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c index 2b2b650..58ad791 100644 --- a/drivers/pci/pcie/aer/aerdrv.c +++ b/drivers/pci/pcie/aer/aerdrv.c @@ -17,6 +17,7 @@ #include <linux/module.h> #include <linux/pci.h> +#include <linux/pci-acpi.h> #include <linux/sched.h> #include <linux/kernel.h> #include <linux/errno.h> diff --git a/drivers/pci/pcie/aer/aerdrv.h b/drivers/pci/pcie/aer/aerdrv.h index 9656e30..80c11d1 100644 --- a/drivers/pci/pcie/aer/aerdrv.h +++ b/drivers/pci/pcie/aer/aerdrv.h @@ -132,7 +132,6 @@ static inline int aer_osc_setup(struct pcie_device *pciedev) #ifdef CONFIG_ACPI_APEI extern int pcie_aer_get_firmware_first(struct pci_dev *pci_dev); -extern bool aer_acpi_firmware_first(void); #else static inline int pcie_aer_get_firmware_first(struct pci_dev *pci_dev) { @@ -140,8 +139,6 @@ static inline int pcie_aer_get_firmware_first(struct pci_dev *pci_dev) return pci_dev->__aer_firmware_first; return 0; } - -static inline bool aer_acpi_firmware_first(void) { return false; } #endif static inline void pcie_aer_force_firmware_first(struct pci_dev *pci_dev, diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index 7122281..3188cd9 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -68,7 +68,7 @@ struct pcie_link_state { struct aspm_latency acceptable[8]; }; -static int aspm_disabled, aspm_force; +static int aspm_disabled, aspm_force, aspm_clear_state; static DEFINE_MUTEX(aspm_lock); static LIST_HEAD(link_list); @@ -139,7 +139,7 @@ static void pcie_set_clkpm(struct pcie_link_state *link, int enable) { /* Don't enable Clock PM if the link is not Clock PM capable */ if (!link->clkpm_capable && enable) - return; + enable = 0; /* Need nothing if the specified equals to current state */ if (link->clkpm_enabled == enable) return; @@ -498,6 +498,10 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev) struct pci_dev *child; int pos; u32 reg32; + + if (aspm_clear_state) + return -EINVAL; + /* * Some functions in a slot might not all be PCIe functions, * very strange. Disable ASPM for the whole slot @@ -563,12 +567,15 @@ void pcie_aspm_init_link_state(struct pci_dev *pdev) struct pcie_link_state *link; int blacklist = !!pcie_aspm_sanity_check(pdev); - if (aspm_disabled || !pci_is_pcie(pdev) || pdev->link_state) + if (!pci_is_pcie(pdev) || pdev->link_state) return; if (pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT && pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM) return; + if (aspm_disabled && !aspm_clear_state) + return; + /* VIA has a strange chipset, root port is under a bridge */ if (pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT && pdev->bus->self) @@ -641,7 +648,7 @@ void pcie_aspm_exit_link_state(struct pci_dev *pdev) struct pci_dev *parent = pdev->bus->self; struct pcie_link_state *link, *root, *parent_link; - if (aspm_disabled || !pci_is_pcie(pdev) || + if ((aspm_disabled && !aspm_clear_state) || !pci_is_pcie(pdev) || !parent || !parent->link_state) return; if ((parent->pcie_type != PCI_EXP_TYPE_ROOT_PORT) && @@ -899,6 +906,12 @@ static int __init pcie_aspm_disable(char *str) __setup("pcie_aspm=", pcie_aspm_disable); +void pcie_clear_aspm(void) +{ + if (!aspm_force) + aspm_clear_state = 1; +} + void pcie_no_aspm(void) { if (!aspm_force) diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c index 2f3c904..0057344 100644 --- a/drivers/pci/pcie/pme.c +++ b/drivers/pci/pcie/pme.c @@ -26,9 +26,6 @@ #include "../pci.h" #include "portdrv.h" -#define PCI_EXP_RTSTA_PME 0x10000 /* PME status */ -#define PCI_EXP_RTSTA_PENDING 0x20000 /* PME pending */ - /* * If this switch is set, MSI will not be used for PCIe PME signaling. This * causes the PCIe port driver to use INTx interrupts only, but it turns out @@ -74,22 +71,6 @@ void pcie_pme_interrupt_enable(struct pci_dev *dev, bool enable) } /** - * pcie_pme_clear_status - Clear root port PME interrupt status. - * @dev: PCIe root port or event collector. - */ -static void pcie_pme_clear_status(struct pci_dev *dev) -{ - int rtsta_pos; - u32 rtsta; - - rtsta_pos = pci_pcie_cap(dev) + PCI_EXP_RTSTA; - - pci_read_config_dword(dev, rtsta_pos, &rtsta); - rtsta |= PCI_EXP_RTSTA_PME; - pci_write_config_dword(dev, rtsta_pos, rtsta); -} - -/** * pcie_pme_walk_bus - Scan a PCI bus for devices asserting PME#. * @bus: PCI bus to scan. * @@ -103,8 +84,8 @@ static bool pcie_pme_walk_bus(struct pci_bus *bus) list_for_each_entry(dev, &bus->devices, bus_list) { /* Skip PCIe devices in case we started from a root port. */ if (!pci_is_pcie(dev) && pci_check_pme_status(dev)) { - pm_request_resume(&dev->dev); pci_wakeup_event(dev); + pm_request_resume(&dev->dev); ret = true; } @@ -206,8 +187,8 @@ static void pcie_pme_handle_request(struct pci_dev *port, u16 req_id) /* The device is there, but we have to check its PME status. */ found = pci_check_pme_status(dev); if (found) { - pm_request_resume(&dev->dev); pci_wakeup_event(dev); + pm_request_resume(&dev->dev); } pci_dev_put(dev); } else if (devfn) { @@ -253,7 +234,7 @@ static void pcie_pme_work_fn(struct work_struct *work) * Clear PME status of the port. If there are other * pending PMEs, the status will be set again. */ - pcie_pme_clear_status(port); + pcie_clear_root_pme_status(port); spin_unlock_irq(&data->lock); pcie_pme_handle_request(port, rtsta & 0xffff); @@ -378,7 +359,7 @@ static int pcie_pme_probe(struct pcie_device *srv) port = srv->port; pcie_pme_interrupt_enable(port, false); - pcie_pme_clear_status(port); + pcie_clear_root_pme_status(port); ret = request_irq(srv->irq, pcie_pme_irq, IRQF_SHARED, "PCIe PME", srv); if (ret) { @@ -402,7 +383,7 @@ static int pcie_pme_suspend(struct pcie_device *srv) spin_lock_irq(&data->lock); pcie_pme_interrupt_enable(port, false); - pcie_pme_clear_status(port); + pcie_clear_root_pme_status(port); data->noirq = true; spin_unlock_irq(&data->lock); @@ -422,7 +403,7 @@ static int pcie_pme_resume(struct pcie_device *srv) spin_lock_irq(&data->lock); data->noirq = false; - pcie_pme_clear_status(port); + pcie_clear_root_pme_status(port); pcie_pme_interrupt_enable(port, true); spin_unlock_irq(&data->lock); diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h index 7b5aba0..bd00a01 100644 --- a/drivers/pci/pcie/portdrv.h +++ b/drivers/pci/pcie/portdrv.h @@ -20,9 +20,6 @@ #define get_descriptor_id(type, service) (((type - 4) << 4) | service) -extern bool pcie_ports_disabled; -extern bool pcie_ports_auto; - extern struct bus_type pcie_port_bus_type; extern int pcie_port_device_register(struct pci_dev *dev); #ifdef CONFIG_PM @@ -35,6 +32,8 @@ extern void pcie_port_bus_unregister(void); struct pci_dev; +extern void pcie_clear_root_pme_status(struct pci_dev *dev); + #ifdef CONFIG_PCIE_PME extern bool pcie_pme_msi_disabled; diff --git a/drivers/pci/pcie/portdrv_acpi.c b/drivers/pci/pcie/portdrv_acpi.c index 5982b6a..a86b56e 100644 --- a/drivers/pci/pcie/portdrv_acpi.c +++ b/drivers/pci/pcie/portdrv_acpi.c @@ -33,7 +33,7 @@ */ int pcie_port_acpi_setup(struct pci_dev *port, int *srv_mask) { - acpi_status status; + struct acpi_pci_root *root; acpi_handle handle; u32 flags; @@ -44,26 +44,11 @@ int pcie_port_acpi_setup(struct pci_dev *port, int *srv_mask) if (!handle) return -EINVAL; - flags = OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL - | OSC_PCI_EXPRESS_NATIVE_HP_CONTROL - | OSC_PCI_EXPRESS_PME_CONTROL; - - if (pci_aer_available()) { - if (aer_acpi_firmware_first()) - dev_dbg(&port->dev, "PCIe errors handled by BIOS.\n"); - else - flags |= OSC_PCI_EXPRESS_AER_CONTROL; - } - - status = acpi_pci_osc_control_set(handle, &flags, - OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL); - if (ACPI_FAILURE(status)) { - dev_dbg(&port->dev, "ACPI _OSC request failed (code %d)\n", - status); + root = acpi_pci_find_root(handle); + if (!root) return -ENODEV; - } - dev_info(&port->dev, "ACPI _OSC control granted for 0x%02x\n", flags); + flags = root->osc_control_set; *srv_mask = PCIE_PORT_SERVICE_VC; if (flags & OSC_PCI_EXPRESS_NATIVE_HP_CONTROL) diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index a9c222d..5130d0d 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -241,17 +241,17 @@ static int get_port_device_capability(struct pci_dev *dev) int cap_mask; int err; + if (pcie_ports_disabled) + return 0; + err = pcie_port_platform_notify(dev, &cap_mask); - if (pcie_ports_auto) { - if (err) { - pcie_no_aspm(); - return 0; - } - } else { + if (!pcie_ports_auto) { cap_mask = PCIE_PORT_SERVICE_PME | PCIE_PORT_SERVICE_HP | PCIE_PORT_SERVICE_VC; if (pci_aer_available()) cap_mask |= PCIE_PORT_SERVICE_AER; + } else if (err) { + return 0; } pos = pci_pcie_cap(dev); @@ -349,15 +349,18 @@ int pcie_port_device_register(struct pci_dev *dev) int status, capabilities, i, nr_service; int irqs[PCIE_PORT_DEVICE_MAXSERVICES]; - /* Get and check PCI Express port services */ - capabilities = get_port_device_capability(dev); - if (!capabilities) - return -ENODEV; - /* Enable PCI Express port device */ status = pci_enable_device(dev); if (status) return status; + + /* Get and check PCI Express port services */ + capabilities = get_port_device_capability(dev); + if (!capabilities) { + pcie_no_aspm(); + return 0; + } + pci_set_master(dev); /* * Initialize service irqs. Don't use service devices that diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index f9033e1..e0610bd 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -57,6 +57,22 @@ __setup("pcie_ports=", pcie_port_setup); /* global data */ +/** + * pcie_clear_root_pme_status - Clear root port PME interrupt status. + * @dev: PCIe root port or event collector. + */ +void pcie_clear_root_pme_status(struct pci_dev *dev) +{ + int rtsta_pos; + u32 rtsta; + + rtsta_pos = pci_pcie_cap(dev) + PCI_EXP_RTSTA; + + pci_read_config_dword(dev, rtsta_pos, &rtsta); + rtsta |= PCI_EXP_RTSTA_PME; + pci_write_config_dword(dev, rtsta_pos, rtsta); +} + static int pcie_portdrv_restore_config(struct pci_dev *dev) { int retval; @@ -69,6 +85,20 @@ static int pcie_portdrv_restore_config(struct pci_dev *dev) } #ifdef CONFIG_PM +static int pcie_port_resume_noirq(struct device *dev) +{ + struct pci_dev *pdev = to_pci_dev(dev); + + /* + * Some BIOSes forget to clear Root PME Status bits after system wakeup + * which breaks ACPI-based runtime wakeup on PCI Express, so clear those + * bits now just in case (shouldn't hurt). + */ + if(pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) + pcie_clear_root_pme_status(pdev); + return 0; +} + static const struct dev_pm_ops pcie_portdrv_pm_ops = { .suspend = pcie_port_device_suspend, .resume = pcie_port_device_resume, @@ -76,6 +106,7 @@ static const struct dev_pm_ops pcie_portdrv_pm_ops = { .thaw = pcie_port_device_resume, .poweroff = pcie_port_device_suspend, .restore = pcie_port_device_resume, + .resume_noirq = pcie_port_resume_noirq, }; #define PCIE_PORTDRV_PM_OPS (&pcie_portdrv_pm_ops) @@ -327,10 +358,8 @@ static int __init pcie_portdrv_init(void) { int retval; - if (pcie_ports_disabled) { - pcie_no_aspm(); - return -EACCES; - } + if (pcie_ports_disabled) + return pci_register_driver(&pcie_portdriver); dmi_check_system(pcie_portdrv_dmi_table); diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index 60d83d9..61bf5d7 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -136,6 +136,16 @@ config BATTERY_MAX17040 in handheld and portable equipment. The MAX17040 is configured to operate with a single lithium cell +config BATTERY_MAX17042 + tristate "Maxim MAX17042/8997/8966 Fuel Gauge" + depends on I2C + help + MAX17042 is fuel-gauge systems for lithium-ion (Li+) batteries + in handheld and portable equipment. The MAX17042 is configured + to operate with a single lithium cell. MAX8997 and MAX8966 are + multi-function devices that include fuel gauages that are compatible + with MAX17042. + config BATTERY_Z2 tristate "Z2 battery driver" depends on I2C && MACH_ZIPIT2 @@ -185,4 +195,14 @@ config CHARGER_TWL4030 help Say Y here to enable support for TWL4030 Battery Charge Interface. +config CHARGER_GPIO + tristate "GPIO charger" + depends on GPIOLIB + help + Say Y to include support for chargers which report their online status + through a GPIO pin. + + This driver can be build as a module. If so, the module will be + called gpio-charger. + endif # POWER_SUPPLY diff --git a/drivers/power/Makefile b/drivers/power/Makefile index c75772e..8385bfa 100644 --- a/drivers/power/Makefile +++ b/drivers/power/Makefile @@ -25,6 +25,7 @@ obj-$(CONFIG_BATTERY_BQ20Z75) += bq20z75.o obj-$(CONFIG_BATTERY_BQ27x00) += bq27x00_battery.o obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o obj-$(CONFIG_BATTERY_MAX17040) += max17040_battery.o +obj-$(CONFIG_BATTERY_MAX17042) += max17042_battery.o obj-$(CONFIG_BATTERY_Z2) += z2_battery.o obj-$(CONFIG_BATTERY_S3C_ADC) += s3c_adc_battery.o obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o @@ -32,3 +33,4 @@ obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o obj-$(CONFIG_BATTERY_INTEL_MID) += intel_mid_battery.o obj-$(CONFIG_CHARGER_ISP1704) += isp1704_charger.o obj-$(CONFIG_CHARGER_TWL4030) += twl4030_charger.o +obj-$(CONFIG_CHARGER_GPIO) += gpio-charger.o diff --git a/drivers/power/collie_battery.c b/drivers/power/collie_battery.c index 039f41a..548d263 100644 --- a/drivers/power/collie_battery.c +++ b/drivers/power/collie_battery.c @@ -295,7 +295,7 @@ static struct { static int collie_bat_suspend(struct ucb1x00_dev *dev, pm_message_t state) { /* flush all pending status updates */ - flush_scheduled_work(); + flush_work_sync(&bat_work); return 0; } @@ -362,7 +362,7 @@ err_psy_reg_bu: err_psy_reg_main: /* see comment in collie_bat_remove */ - flush_scheduled_work(); + cancel_work_sync(&bat_work); i--; err_gpio: @@ -382,12 +382,11 @@ static void __devexit collie_bat_remove(struct ucb1x00_dev *dev) power_supply_unregister(&collie_bat_main.psy); /* - * now flush all pending work. - * we won't get any more schedules, since all - * sources (isr and external_power_changed) - * are unregistered now. + * Now cancel the bat_work. We won't get any more schedules, + * since all sources (isr and external_power_changed) are + * unregistered now. */ - flush_scheduled_work(); + cancel_work_sync(&bat_work); for (i = ARRAY_SIZE(gpios) - 1; i >= 0; i--) gpio_free(gpios[i].gpio); diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c index e7f8978..e534290 100644 --- a/drivers/power/ds2760_battery.c +++ b/drivers/power/ds2760_battery.c @@ -212,7 +212,7 @@ static int ds2760_battery_read_status(struct ds2760_device_info *di) if (di->rem_capacity > 100) di->rem_capacity = 100; - if (di->current_uA >= 100L) + if (di->current_uA < -100L) di->life_sec = -((di->accum_current_uAh - di->empty_uAh) * 36L) / (di->current_uA / 100L); else diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c new file mode 100644 index 0000000..25b88ac --- /dev/null +++ b/drivers/power/gpio-charger.c @@ -0,0 +1,188 @@ +/* + * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> + * Driver for chargers which report their online status through a GPIO pin + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include <linux/device.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/power_supply.h> +#include <linux/slab.h> + +#include <linux/power/gpio-charger.h> + +struct gpio_charger { + const struct gpio_charger_platform_data *pdata; + unsigned int irq; + + struct power_supply charger; +}; + +static irqreturn_t gpio_charger_irq(int irq, void *devid) +{ + struct power_supply *charger = devid; + + power_supply_changed(charger); + + return IRQ_HANDLED; +} + +static inline struct gpio_charger *psy_to_gpio_charger(struct power_supply *psy) +{ + return container_of(psy, struct gpio_charger, charger); +} + +static int gpio_charger_get_property(struct power_supply *psy, + enum power_supply_property psp, union power_supply_propval *val) +{ + struct gpio_charger *gpio_charger = psy_to_gpio_charger(psy); + const struct gpio_charger_platform_data *pdata = gpio_charger->pdata; + + switch (psp) { + case POWER_SUPPLY_PROP_ONLINE: + val->intval = gpio_get_value(pdata->gpio); + val->intval ^= pdata->gpio_active_low; + break; + default: + return -EINVAL; + } + + return 0; +} + +static enum power_supply_property gpio_charger_properties[] = { + POWER_SUPPLY_PROP_ONLINE, +}; + +static int __devinit gpio_charger_probe(struct platform_device *pdev) +{ + const struct gpio_charger_platform_data *pdata = pdev->dev.platform_data; + struct gpio_charger *gpio_charger; + struct power_supply *charger; + int ret; + int irq; + + if (!pdata) { + dev_err(&pdev->dev, "No platform data\n"); + return -EINVAL; + } + + if (!gpio_is_valid(pdata->gpio)) { + dev_err(&pdev->dev, "Invalid gpio pin\n"); + return -EINVAL; + } + + gpio_charger = kzalloc(sizeof(*gpio_charger), GFP_KERNEL); + if (!gpio_charger) { + dev_err(&pdev->dev, "Failed to alloc driver structure\n"); + return -ENOMEM; + } + + charger = &gpio_charger->charger; + + charger->name = pdata->name ? pdata->name : "gpio-charger"; + charger->type = pdata->type; + charger->properties = gpio_charger_properties; + charger->num_properties = ARRAY_SIZE(gpio_charger_properties); + charger->get_property = gpio_charger_get_property; + charger->supplied_to = pdata->supplied_to; + charger->num_supplicants = pdata->num_supplicants; + + ret = gpio_request(pdata->gpio, dev_name(&pdev->dev)); + if (ret) { + dev_err(&pdev->dev, "Failed to request gpio pin: %d\n", ret); + goto err_free; + } + ret = gpio_direction_input(pdata->gpio); + if (ret) { + dev_err(&pdev->dev, "Failed to set gpio to input: %d\n", ret); + goto err_gpio_free; + } + + gpio_charger->pdata = pdata; + + ret = power_supply_register(&pdev->dev, charger); + if (ret < 0) { + dev_err(&pdev->dev, "Failed to register power supply: %d\n", + ret); + goto err_gpio_free; + } + + irq = gpio_to_irq(pdata->gpio); + if (irq > 0) { + ret = request_any_context_irq(irq, gpio_charger_irq, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + dev_name(&pdev->dev), charger); + if (ret) + dev_warn(&pdev->dev, "Failed to request irq: %d\n", ret); + else + gpio_charger->irq = irq; + } + + platform_set_drvdata(pdev, gpio_charger); + + return 0; + +err_gpio_free: + gpio_free(pdata->gpio); +err_free: + kfree(gpio_charger); + return ret; +} + +static int __devexit gpio_charger_remove(struct platform_device *pdev) +{ + struct gpio_charger *gpio_charger = platform_get_drvdata(pdev); + + if (gpio_charger->irq) + free_irq(gpio_charger->irq, &gpio_charger->charger); + + power_supply_unregister(&gpio_charger->charger); + + gpio_free(gpio_charger->pdata->gpio); + + platform_set_drvdata(pdev, NULL); + kfree(gpio_charger); + + return 0; +} + +static struct platform_driver gpio_charger_driver = { + .probe = gpio_charger_probe, + .remove = __devexit_p(gpio_charger_remove), + .driver = { + .name = "gpio-charger", + .owner = THIS_MODULE, + }, +}; + +static int __init gpio_charger_init(void) +{ + return platform_driver_register(&gpio_charger_driver); +} +module_init(gpio_charger_init); + +static void __exit gpio_charger_exit(void) +{ + platform_driver_unregister(&gpio_charger_driver); +} +module_exit(gpio_charger_exit); + +MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); +MODULE_DESCRIPTION("Driver for chargers which report their online status through a GPIO"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:gpio-charger"); diff --git a/drivers/power/intel_mid_battery.c b/drivers/power/intel_mid_battery.c index 36cf402..bce3a01 100644 --- a/drivers/power/intel_mid_battery.c +++ b/drivers/power/intel_mid_battery.c @@ -765,7 +765,7 @@ static int __devexit platform_pmic_battery_remove(struct platform_device *pdev) power_supply_unregister(&pbi->usb); power_supply_unregister(&pbi->batt); - flush_scheduled_work(); + cancel_work_sync(&pbi->handler); kfree(pbi); return 0; } diff --git a/drivers/power/isp1704_charger.c b/drivers/power/isp1704_charger.c index 7251218..2ad9b14 100644 --- a/drivers/power/isp1704_charger.c +++ b/drivers/power/isp1704_charger.c @@ -59,11 +59,61 @@ struct isp1704_charger { struct notifier_block nb; struct work_struct work; - char model[7]; + /* properties */ + char model[8]; unsigned present:1; + unsigned online:1; + unsigned current_max; + + /* temp storage variables */ + unsigned long event; + unsigned max_power; }; /* + * Determine is the charging port DCP (dedicated charger) or CDP (Host/HUB + * chargers). + * + * REVISIT: The method is defined in Battery Charging Specification and is + * applicable to any ULPI transceiver. Nothing isp170x specific here. + */ +static inline int isp1704_charger_type(struct isp1704_charger *isp) +{ + u8 reg; + u8 func_ctrl; + u8 otg_ctrl; + int type = POWER_SUPPLY_TYPE_USB_DCP; + + func_ctrl = otg_io_read(isp->otg, ULPI_FUNC_CTRL); + otg_ctrl = otg_io_read(isp->otg, ULPI_OTG_CTRL); + + /* disable pulldowns */ + reg = ULPI_OTG_CTRL_DM_PULLDOWN | ULPI_OTG_CTRL_DP_PULLDOWN; + otg_io_write(isp->otg, ULPI_CLR(ULPI_OTG_CTRL), reg); + + /* full speed */ + otg_io_write(isp->otg, ULPI_CLR(ULPI_FUNC_CTRL), + ULPI_FUNC_CTRL_XCVRSEL_MASK); + otg_io_write(isp->otg, ULPI_SET(ULPI_FUNC_CTRL), + ULPI_FUNC_CTRL_FULL_SPEED); + + /* Enable strong pull-up on DP (1.5K) and reset */ + reg = ULPI_FUNC_CTRL_TERMSELECT | ULPI_FUNC_CTRL_RESET; + otg_io_write(isp->otg, ULPI_SET(ULPI_FUNC_CTRL), reg); + usleep_range(1000, 2000); + + reg = otg_io_read(isp->otg, ULPI_DEBUG); + if ((reg & 3) != 3) + type = POWER_SUPPLY_TYPE_USB_CDP; + + /* recover original state */ + otg_io_write(isp->otg, ULPI_FUNC_CTRL, func_ctrl); + otg_io_write(isp->otg, ULPI_OTG_CTRL, otg_ctrl); + + return type; +} + +/* * ISP1704 detects PS/2 adapters as charger. To make sure the detected charger * is actually a dedicated charger, the following steps need to be taken. */ @@ -127,16 +177,19 @@ static inline int isp1704_charger_verify(struct isp1704_charger *isp) static inline int isp1704_charger_detect(struct isp1704_charger *isp) { unsigned long timeout; - u8 r; + u8 pwr_ctrl; int ret = 0; + pwr_ctrl = otg_io_read(isp->otg, ISP1704_PWR_CTRL); + /* set SW control bit in PWR_CTRL register */ otg_io_write(isp->otg, ISP1704_PWR_CTRL, ISP1704_PWR_CTRL_SWCTRL); /* enable manual charger detection */ - r = (ISP1704_PWR_CTRL_SWCTRL | ISP1704_PWR_CTRL_DPVSRC_EN); - otg_io_write(isp->otg, ULPI_SET(ISP1704_PWR_CTRL), r); + otg_io_write(isp->otg, ULPI_SET(ISP1704_PWR_CTRL), + ISP1704_PWR_CTRL_SWCTRL + | ISP1704_PWR_CTRL_DPVSRC_EN); usleep_range(1000, 2000); timeout = jiffies + msecs_to_jiffies(300); @@ -147,7 +200,10 @@ static inline int isp1704_charger_detect(struct isp1704_charger *isp) ret = isp1704_charger_verify(isp); break; } - } while (!time_after(jiffies, timeout)); + } while (!time_after(jiffies, timeout) && isp->online); + + /* recover original state */ + otg_io_write(isp->otg, ISP1704_PWR_CTRL, pwr_ctrl); return ret; } @@ -155,52 +211,92 @@ static inline int isp1704_charger_detect(struct isp1704_charger *isp) static void isp1704_charger_work(struct work_struct *data) { int detect; + unsigned long event; + unsigned power; struct isp1704_charger *isp = container_of(data, struct isp1704_charger, work); + static DEFINE_MUTEX(lock); - /* - * FIXME Only supporting dedicated chargers even though isp1704 can - * detect HUB and HOST chargers. If the device has already been - * enumerated, the detection will break the connection. - */ - if (isp->otg->state != OTG_STATE_B_IDLE) - return; + event = isp->event; + power = isp->max_power; - /* disable data pullups */ - if (isp->otg->gadget) - usb_gadget_disconnect(isp->otg->gadget); + mutex_lock(&lock); + + switch (event) { + case USB_EVENT_VBUS: + isp->online = true; + + /* detect charger */ + detect = isp1704_charger_detect(isp); + + if (detect) { + isp->present = detect; + isp->psy.type = isp1704_charger_type(isp); + } - /* detect charger */ - detect = isp1704_charger_detect(isp); - if (detect) { - isp->present = detect; - power_supply_changed(&isp->psy); + switch (isp->psy.type) { + case POWER_SUPPLY_TYPE_USB_DCP: + isp->current_max = 1800; + break; + case POWER_SUPPLY_TYPE_USB_CDP: + /* + * Only 500mA here or high speed chirp + * handshaking may break + */ + isp->current_max = 500; + /* FALLTHROUGH */ + case POWER_SUPPLY_TYPE_USB: + default: + /* enable data pullups */ + if (isp->otg->gadget) + usb_gadget_connect(isp->otg->gadget); + } + break; + case USB_EVENT_NONE: + isp->online = false; + isp->current_max = 0; + isp->present = 0; + isp->current_max = 0; + isp->psy.type = POWER_SUPPLY_TYPE_USB; + + /* + * Disable data pullups. We need to prevent the controller from + * enumerating. + * + * FIXME: This is here to allow charger detection with Host/HUB + * chargers. The pullups may be enabled elsewhere, so this can + * not be the final solution. + */ + if (isp->otg->gadget) + usb_gadget_disconnect(isp->otg->gadget); + break; + case USB_EVENT_ENUMERATED: + if (isp->present) + isp->current_max = 1800; + else + isp->current_max = power; + break; + default: + goto out; } - /* enable data pullups */ - if (isp->otg->gadget) - usb_gadget_connect(isp->otg->gadget); + power_supply_changed(&isp->psy); +out: + mutex_unlock(&lock); } static int isp1704_notifier_call(struct notifier_block *nb, - unsigned long event, void *unused) + unsigned long event, void *power) { struct isp1704_charger *isp = container_of(nb, struct isp1704_charger, nb); - switch (event) { - case USB_EVENT_VBUS: - schedule_work(&isp->work); - break; - case USB_EVENT_NONE: - if (isp->present) { - isp->present = 0; - power_supply_changed(&isp->psy); - } - break; - default: - return NOTIFY_DONE; - } + isp->event = event; + + if (power) + isp->max_power = *((unsigned *)power); + + schedule_work(&isp->work); return NOTIFY_OK; } @@ -216,6 +312,12 @@ static int isp1704_charger_get_property(struct power_supply *psy, case POWER_SUPPLY_PROP_PRESENT: val->intval = isp->present; break; + case POWER_SUPPLY_PROP_ONLINE: + val->intval = isp->online; + break; + case POWER_SUPPLY_PROP_CURRENT_MAX: + val->intval = isp->current_max; + break; case POWER_SUPPLY_PROP_MODEL_NAME: val->strval = isp->model; break; @@ -230,6 +332,8 @@ static int isp1704_charger_get_property(struct power_supply *psy, static enum power_supply_property power_props[] = { POWER_SUPPLY_PROP_PRESENT, + POWER_SUPPLY_PROP_ONLINE, + POWER_SUPPLY_PROP_CURRENT_MAX, POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, }; @@ -287,13 +391,13 @@ static int __devinit isp1704_charger_probe(struct platform_device *pdev) if (!isp->otg) goto fail0; + isp->dev = &pdev->dev; + platform_set_drvdata(pdev, isp); + ret = isp1704_test_ulpi(isp); if (ret < 0) goto fail1; - isp->dev = &pdev->dev; - platform_set_drvdata(pdev, isp); - isp->psy.name = "isp1704"; isp->psy.type = POWER_SUPPLY_TYPE_USB; isp->psy.properties = power_props; @@ -318,6 +422,23 @@ static int __devinit isp1704_charger_probe(struct platform_device *pdev) dev_info(isp->dev, "registered with product id %s\n", isp->model); + /* + * Taking over the D+ pullup. + * + * FIXME: The device will be disconnected if it was already + * enumerated. The charger driver should be always loaded before any + * gadget is loaded. + */ + if (isp->otg->gadget) + usb_gadget_disconnect(isp->otg->gadget); + + /* Detect charger if VBUS is valid (the cable was already plugged). */ + ret = otg_io_read(isp->otg, ULPI_USB_INT_STS); + if ((ret & ULPI_INT_VBUS_VALID) && !isp->otg->default_a) { + isp->event = USB_EVENT_VBUS; + schedule_work(&isp->work); + } + return 0; fail2: power_supply_unregister(&isp->psy); diff --git a/drivers/power/jz4740-battery.c b/drivers/power/jz4740-battery.c index a8108a7..02414db 100644 --- a/drivers/power/jz4740-battery.c +++ b/drivers/power/jz4740-battery.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/slab.h> +#include <linux/io.h> #include <linux/delay.h> #include <linux/gpio.h> @@ -47,6 +48,8 @@ struct jz_battery { struct power_supply battery; struct delayed_work work; + + struct mutex lock; }; static inline struct jz_battery *psy_to_jz_battery(struct power_supply *psy) @@ -68,6 +71,8 @@ static long jz_battery_read_voltage(struct jz_battery *battery) unsigned long val; long voltage; + mutex_lock(&battery->lock); + INIT_COMPLETION(battery->read_completion); enable_irq(battery->irq); @@ -91,6 +96,8 @@ static long jz_battery_read_voltage(struct jz_battery *battery) battery->cell->disable(battery->pdev); disable_irq(battery->irq); + mutex_unlock(&battery->lock); + return voltage; } @@ -240,6 +247,11 @@ static int __devinit jz_battery_probe(struct platform_device *pdev) struct jz_battery *jz_battery; struct power_supply *battery; + if (!pdata) { + dev_err(&pdev->dev, "No platform_data supplied\n"); + return -ENXIO; + } + jz_battery = kzalloc(sizeof(*jz_battery), GFP_KERNEL); if (!jz_battery) { dev_err(&pdev->dev, "Failed to allocate driver structure\n"); @@ -291,6 +303,7 @@ static int __devinit jz_battery_probe(struct platform_device *pdev) jz_battery->pdev = pdev; init_completion(&jz_battery->read_completion); + mutex_init(&jz_battery->lock); INIT_DELAYED_WORK(&jz_battery->work, jz_battery_work); diff --git a/drivers/power/max17042_battery.c b/drivers/power/max17042_battery.c new file mode 100644 index 0000000..c5c8805 --- /dev/null +++ b/drivers/power/max17042_battery.c @@ -0,0 +1,239 @@ +/* + * Fuel gauge driver for Maxim 17042 / 8966 / 8997 + * Note that Maxim 8966 and 8997 are mfd and this is its subdevice. + * + * Copyright (C) 2011 Samsung Electronics + * MyungJoo Ham <myungjoo.ham@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * This driver is based on max17040_battery.c + */ + +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/i2c.h> +#include <linux/mod_devicetable.h> +#include <linux/power_supply.h> +#include <linux/power/max17042_battery.h> + +enum max17042_register { + MAX17042_STATUS = 0x00, + MAX17042_VALRT_Th = 0x01, + MAX17042_TALRT_Th = 0x02, + MAX17042_SALRT_Th = 0x03, + MAX17042_AtRate = 0x04, + MAX17042_RepCap = 0x05, + MAX17042_RepSOC = 0x06, + MAX17042_Age = 0x07, + MAX17042_TEMP = 0x08, + MAX17042_VCELL = 0x09, + MAX17042_Current = 0x0A, + MAX17042_AvgCurrent = 0x0B, + MAX17042_Qresidual = 0x0C, + MAX17042_SOC = 0x0D, + MAX17042_AvSOC = 0x0E, + MAX17042_RemCap = 0x0F, + MAX17402_FullCAP = 0x10, + MAX17042_TTE = 0x11, + MAX17042_V_empty = 0x12, + + MAX17042_RSLOW = 0x14, + + MAX17042_AvgTA = 0x16, + MAX17042_Cycles = 0x17, + MAX17042_DesignCap = 0x18, + MAX17042_AvgVCELL = 0x19, + MAX17042_MinMaxTemp = 0x1A, + MAX17042_MinMaxVolt = 0x1B, + MAX17042_MinMaxCurr = 0x1C, + MAX17042_CONFIG = 0x1D, + MAX17042_ICHGTerm = 0x1E, + MAX17042_AvCap = 0x1F, + MAX17042_ManName = 0x20, + MAX17042_DevName = 0x21, + MAX17042_DevChem = 0x22, + + MAX17042_TempNom = 0x24, + MAX17042_TempCold = 0x25, + MAX17042_TempHot = 0x26, + MAX17042_AIN = 0x27, + MAX17042_LearnCFG = 0x28, + MAX17042_SHFTCFG = 0x29, + MAX17042_RelaxCFG = 0x2A, + MAX17042_MiscCFG = 0x2B, + MAX17042_TGAIN = 0x2C, + MAx17042_TOFF = 0x2D, + MAX17042_CGAIN = 0x2E, + MAX17042_COFF = 0x2F, + + MAX17042_Q_empty = 0x33, + MAX17042_T_empty = 0x34, + + MAX17042_RCOMP0 = 0x38, + MAX17042_TempCo = 0x39, + MAX17042_Rx = 0x3A, + MAX17042_T_empty0 = 0x3B, + MAX17042_TaskPeriod = 0x3C, + MAX17042_FSTAT = 0x3D, + + MAX17042_SHDNTIMER = 0x3F, + + MAX17042_VFRemCap = 0x4A, + + MAX17042_QH = 0x4D, + MAX17042_QL = 0x4E, +}; + +struct max17042_chip { + struct i2c_client *client; + struct power_supply battery; + struct max17042_platform_data *pdata; +}; + +static int max17042_write_reg(struct i2c_client *client, u8 reg, u16 value) +{ + int ret = i2c_smbus_write_word_data(client, reg, value); + + if (ret < 0) + dev_err(&client->dev, "%s: err %d\n", __func__, ret); + + return ret; +} + +static int max17042_read_reg(struct i2c_client *client, u8 reg) +{ + int ret = i2c_smbus_read_word_data(client, reg); + + if (ret < 0) + dev_err(&client->dev, "%s: err %d\n", __func__, ret); + + return ret; +} + +static enum power_supply_property max17042_battery_props[] = { + POWER_SUPPLY_PROP_VOLTAGE_NOW, + POWER_SUPPLY_PROP_VOLTAGE_AVG, + POWER_SUPPLY_PROP_CAPACITY, +}; + +static int max17042_get_property(struct power_supply *psy, + enum power_supply_property psp, + union power_supply_propval *val) +{ + struct max17042_chip *chip = container_of(psy, + struct max17042_chip, battery); + + switch (psp) { + case POWER_SUPPLY_PROP_VOLTAGE_NOW: + val->intval = max17042_read_reg(chip->client, + MAX17042_VCELL) * 83; /* 1000 / 12 = 83 */ + break; + case POWER_SUPPLY_PROP_VOLTAGE_AVG: + val->intval = max17042_read_reg(chip->client, + MAX17042_AvgVCELL) * 83; + break; + case POWER_SUPPLY_PROP_CAPACITY: + val->intval = max17042_read_reg(chip->client, + MAX17042_SOC) / 256; + break; + default: + return -EINVAL; + } + return 0; +} + +static int __devinit max17042_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); + struct max17042_chip *chip; + int ret; + + if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WORD_DATA)) + return -EIO; + + chip = kzalloc(sizeof(*chip), GFP_KERNEL); + if (!chip) + return -ENOMEM; + + chip->client = client; + chip->pdata = client->dev.platform_data; + + i2c_set_clientdata(client, chip); + + chip->battery.name = "max17042_battery"; + chip->battery.type = POWER_SUPPLY_TYPE_BATTERY; + chip->battery.get_property = max17042_get_property; + chip->battery.properties = max17042_battery_props; + chip->battery.num_properties = ARRAY_SIZE(max17042_battery_props); + + ret = power_supply_register(&client->dev, &chip->battery); + if (ret) { + dev_err(&client->dev, "failed: power supply register\n"); + i2c_set_clientdata(client, NULL); + kfree(chip); + return ret; + } + + if (!chip->pdata->enable_current_sense) { + max17042_write_reg(client, MAX17042_CGAIN, 0x0000); + max17042_write_reg(client, MAX17042_MiscCFG, 0x0003); + max17042_write_reg(client, MAX17042_LearnCFG, 0x0007); + } + + return 0; +} + +static int __devexit max17042_remove(struct i2c_client *client) +{ + struct max17042_chip *chip = i2c_get_clientdata(client); + + power_supply_unregister(&chip->battery); + i2c_set_clientdata(client, NULL); + kfree(chip); + return 0; +} + +static const struct i2c_device_id max17042_id[] = { + { "max17042", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, max17042_id); + +static struct i2c_driver max17042_i2c_driver = { + .driver = { + .name = "max17042", + }, + .probe = max17042_probe, + .remove = __devexit_p(max17042_remove), + .id_table = max17042_id, +}; + +static int __init max17042_init(void) +{ + return i2c_add_driver(&max17042_i2c_driver); +} +module_init(max17042_init); + +static void __exit max17042_exit(void) +{ + i2c_del_driver(&max17042_i2c_driver); +} +module_exit(max17042_exit); + +MODULE_AUTHOR("MyungJoo Ham <myungjoo.ham@samsung.com>"); +MODULE_DESCRIPTION("MAX17042 Fuel Gauge"); +MODULE_LICENSE("GPL"); diff --git a/drivers/power/olpc_battery.c b/drivers/power/olpc_battery.c index 5bc1dcf..0b0ff3a 100644 --- a/drivers/power/olpc_battery.c +++ b/drivers/power/olpc_battery.c @@ -201,6 +201,72 @@ static int olpc_bat_get_tech(union power_supply_propval *val) return ret; } +static int olpc_bat_get_charge_full_design(union power_supply_propval *val) +{ + uint8_t ec_byte; + union power_supply_propval tech; + int ret, mfr; + + ret = olpc_bat_get_tech(&tech); + if (ret) + return ret; + + ec_byte = BAT_ADDR_MFR_TYPE; + ret = olpc_ec_cmd(EC_BAT_EEPROM, &ec_byte, 1, &ec_byte, 1); + if (ret) + return ret; + + mfr = ec_byte >> 4; + + switch (tech.intval) { + case POWER_SUPPLY_TECHNOLOGY_NiMH: + switch (mfr) { + case 1: /* Gold Peak */ + val->intval = 3000000*.8; + break; + default: + return -EIO; + } + break; + + case POWER_SUPPLY_TECHNOLOGY_LiFe: + switch (mfr) { + case 1: /* Gold Peak */ + val->intval = 2800000; + break; + case 2: /* BYD */ + val->intval = 3100000; + break; + default: + return -EIO; + } + break; + + default: + return -EIO; + } + + return ret; +} + +static int olpc_bat_get_charge_now(union power_supply_propval *val) +{ + uint8_t soc; + union power_supply_propval full; + int ret; + + ret = olpc_ec_cmd(EC_BAT_SOC, NULL, 0, &soc, 1); + if (ret) + return ret; + + ret = olpc_bat_get_charge_full_design(&full); + if (ret) + return ret; + + val->intval = soc * (full.intval / 100); + return 0; +} + /********************************************************************* * Battery properties *********************************************************************/ @@ -267,6 +333,7 @@ static int olpc_bat_get_property(struct power_supply *psy, return ret; break; case POWER_SUPPLY_PROP_VOLTAGE_AVG: + case POWER_SUPPLY_PROP_VOLTAGE_NOW: ret = olpc_ec_cmd(EC_BAT_VOLTAGE, NULL, 0, (void *)&ec_word, 2); if (ret) return ret; @@ -274,6 +341,7 @@ static int olpc_bat_get_property(struct power_supply *psy, val->intval = (s16)be16_to_cpu(ec_word) * 9760L / 32; break; case POWER_SUPPLY_PROP_CURRENT_AVG: + case POWER_SUPPLY_PROP_CURRENT_NOW: ret = olpc_ec_cmd(EC_BAT_CURRENT, NULL, 0, (void *)&ec_word, 2); if (ret) return ret; @@ -294,6 +362,16 @@ static int olpc_bat_get_property(struct power_supply *psy, else val->intval = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; break; + case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN: + ret = olpc_bat_get_charge_full_design(val); + if (ret) + return ret; + break; + case POWER_SUPPLY_PROP_CHARGE_NOW: + ret = olpc_bat_get_charge_now(val); + if (ret) + return ret; + break; case POWER_SUPPLY_PROP_TEMP: ret = olpc_ec_cmd(EC_BAT_TEMP, NULL, 0, (void *)&ec_word, 2); if (ret) @@ -331,16 +409,20 @@ static int olpc_bat_get_property(struct power_supply *psy, return ret; } -static enum power_supply_property olpc_bat_props[] = { +static enum power_supply_property olpc_xo1_bat_props[] = { POWER_SUPPLY_PROP_STATUS, POWER_SUPPLY_PROP_CHARGE_TYPE, POWER_SUPPLY_PROP_PRESENT, POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_TECHNOLOGY, POWER_SUPPLY_PROP_VOLTAGE_AVG, + POWER_SUPPLY_PROP_VOLTAGE_NOW, POWER_SUPPLY_PROP_CURRENT_AVG, + POWER_SUPPLY_PROP_CURRENT_NOW, POWER_SUPPLY_PROP_CAPACITY, POWER_SUPPLY_PROP_CAPACITY_LEVEL, + POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, + POWER_SUPPLY_PROP_CHARGE_NOW, POWER_SUPPLY_PROP_TEMP, POWER_SUPPLY_PROP_TEMP_AMBIENT, POWER_SUPPLY_PROP_MANUFACTURER, @@ -348,6 +430,27 @@ static enum power_supply_property olpc_bat_props[] = { POWER_SUPPLY_PROP_CHARGE_COUNTER, }; +/* XO-1.5 does not have ambient temperature property */ +static enum power_supply_property olpc_xo15_bat_props[] = { + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_CHARGE_TYPE, + POWER_SUPPLY_PROP_PRESENT, + POWER_SUPPLY_PROP_HEALTH, + POWER_SUPPLY_PROP_TECHNOLOGY, + POWER_SUPPLY_PROP_VOLTAGE_AVG, + POWER_SUPPLY_PROP_VOLTAGE_NOW, + POWER_SUPPLY_PROP_CURRENT_AVG, + POWER_SUPPLY_PROP_CURRENT_NOW, + POWER_SUPPLY_PROP_CAPACITY, + POWER_SUPPLY_PROP_CAPACITY_LEVEL, + POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, + POWER_SUPPLY_PROP_CHARGE_NOW, + POWER_SUPPLY_PROP_TEMP, + POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_SERIAL_NUMBER, + POWER_SUPPLY_PROP_CHARGE_COUNTER, +}; + /* EEPROM reading goes completely around the power_supply API, sadly */ #define EEPROM_START 0x20 @@ -419,8 +522,6 @@ static struct device_attribute olpc_bat_error = { static struct platform_device *bat_pdev; static struct power_supply olpc_bat = { - .properties = olpc_bat_props, - .num_properties = ARRAY_SIZE(olpc_bat_props), .get_property = olpc_bat_get_property, .use_for_apm = 1, }; @@ -466,6 +567,13 @@ static int __init olpc_bat_init(void) goto ac_failed; olpc_bat.name = bat_pdev->name; + if (olpc_board_at_least(olpc_board_pre(0xd0))) { /* XO-1.5 */ + olpc_bat.properties = olpc_xo15_bat_props; + olpc_bat.num_properties = ARRAY_SIZE(olpc_xo15_bat_props); + } else { /* XO-1 */ + olpc_bat.properties = olpc_xo1_bat_props; + olpc_bat.num_properties = ARRAY_SIZE(olpc_xo1_bat_props); + } ret = power_supply_register(&bat_pdev->dev, &olpc_bat); if (ret) diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c index 91606bb..970f733 100644 --- a/drivers/power/power_supply_core.c +++ b/drivers/power/power_supply_core.c @@ -190,10 +190,10 @@ int power_supply_register(struct device *parent, struct power_supply *psy) goto success; create_triggers_failed: - device_unregister(psy->dev); + device_del(dev); kobject_set_name_failed: device_add_failed: - kfree(dev); + put_device(dev); success: return rc; } @@ -201,7 +201,7 @@ EXPORT_SYMBOL_GPL(power_supply_register); void power_supply_unregister(struct power_supply *psy) { - flush_scheduled_work(); + cancel_work_sync(&psy->changed_work); power_supply_remove_triggers(psy); device_unregister(psy->dev); } diff --git a/drivers/power/s3c_adc_battery.c b/drivers/power/s3c_adc_battery.c index 4a8ae39..4255f23 100644 --- a/drivers/power/s3c_adc_battery.c +++ b/drivers/power/s3c_adc_battery.c @@ -112,6 +112,13 @@ static int calc_full_volt(int volt_val, int cur_val, int impedance) return volt_val + cur_val * impedance / 1000; } +static int charge_finished(struct s3c_adc_bat *bat) +{ + return bat->pdata->gpio_inverted ? + !gpio_get_value(bat->pdata->gpio_charge_finished) : + gpio_get_value(bat->pdata->gpio_charge_finished); +} + static int s3c_adc_bat_get_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) @@ -140,7 +147,7 @@ static int s3c_adc_bat_get_property(struct power_supply *psy, if (bat->cable_plugged && ((bat->pdata->gpio_charge_finished < 0) || - !gpio_get_value(bat->pdata->gpio_charge_finished))) { + !charge_finished(bat))) { lut = bat->pdata->lut_acin; lut_size = bat->pdata->lut_acin_cnt; } @@ -236,8 +243,7 @@ static void s3c_adc_bat_work(struct work_struct *work) } } else { if ((bat->pdata->gpio_charge_finished >= 0) && is_plugged) { - is_charged = gpio_get_value( - main_bat.pdata->gpio_charge_finished); + is_charged = charge_finished(&main_bat); if (is_charged) { if (bat->pdata->disable_charger) bat->pdata->disable_charger(); diff --git a/drivers/power/tosa_battery.c b/drivers/power/tosa_battery.c index ee04936..53f0d35 100644 --- a/drivers/power/tosa_battery.c +++ b/drivers/power/tosa_battery.c @@ -332,7 +332,7 @@ static struct { static int tosa_bat_suspend(struct platform_device *dev, pm_message_t state) { /* flush all pending status updates */ - flush_scheduled_work(); + flush_work_sync(&bat_work); return 0; } @@ -422,7 +422,7 @@ err_psy_reg_jacket: err_psy_reg_main: /* see comment in tosa_bat_remove */ - flush_scheduled_work(); + cancel_work_sync(&bat_work); i--; err_gpio: @@ -445,12 +445,11 @@ static int __devexit tosa_bat_remove(struct platform_device *dev) power_supply_unregister(&tosa_bat_main.psy); /* - * now flush all pending work. - * we won't get any more schedules, since all - * sources (isr and external_power_changed) - * are unregistered now. + * Now cancel the bat_work. We won't get any more schedules, + * since all sources (isr and external_power_changed) are + * unregistered now. */ - flush_scheduled_work(); + cancel_work_sync(&bat_work); for (i = ARRAY_SIZE(gpios) - 1; i >= 0; i--) gpio_free(gpios[i].gpio); diff --git a/drivers/power/wm97xx_battery.c b/drivers/power/wm97xx_battery.c index 5071d85..156559e 100644 --- a/drivers/power/wm97xx_battery.c +++ b/drivers/power/wm97xx_battery.c @@ -147,7 +147,7 @@ static irqreturn_t wm97xx_chrg_irq(int irq, void *data) #ifdef CONFIG_PM static int wm97xx_bat_suspend(struct device *dev) { - flush_scheduled_work(); + flush_work_sync(&bat_work); return 0; } @@ -273,7 +273,7 @@ static int __devexit wm97xx_bat_remove(struct platform_device *dev) free_irq(gpio_to_irq(pdata->charge_gpio), dev); gpio_free(pdata->charge_gpio); } - flush_scheduled_work(); + cancel_work_sync(&bat_work); power_supply_unregister(&bat_ps); kfree(prop); return 0; diff --git a/drivers/power/z2_battery.c b/drivers/power/z2_battery.c index 85064a9..e5ed52d 100644 --- a/drivers/power/z2_battery.c +++ b/drivers/power/z2_battery.c @@ -254,7 +254,7 @@ static int __devexit z2_batt_remove(struct i2c_client *client) struct z2_charger *charger = i2c_get_clientdata(client); struct z2_battery_info *info = charger->info; - flush_scheduled_work(); + cancel_work_sync(&charger->bat_work); power_supply_unregister(&charger->batt_ps); kfree(charger->batt_ps.properties); @@ -271,7 +271,9 @@ static int __devexit z2_batt_remove(struct i2c_client *client) #ifdef CONFIG_PM static int z2_batt_suspend(struct i2c_client *client, pm_message_t state) { - flush_scheduled_work(); + struct z2_charger *charger = i2c_get_clientdata(client); + + flush_work_sync(&charger->bat_work); return 0; } diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c index 7568df6..0ec49ca 100644 --- a/drivers/regulator/max8998.c +++ b/drivers/regulator/max8998.c @@ -424,6 +424,9 @@ static int max8998_set_voltage_buck(struct regulator_dev *rdev, } } + if (pdata->buck_voltage_lock) + return -EINVAL; + /* no predefine regulator found */ max8998->buck1_idx = (buck1_last_val % 2) + 2; dev_dbg(max8998->dev, "max8998->buck1_idx:%d\n", @@ -451,18 +454,26 @@ buck1_exit: "BUCK2, i:%d buck2_vol1:%d, buck2_vol2:%d\n" , i, max8998->buck2_vol[0], max8998->buck2_vol[1]); if (gpio_is_valid(pdata->buck2_set3)) { - if (max8998->buck2_vol[0] == i) { - max8998->buck1_idx = 0; - buck2_gpio_set(pdata->buck2_set3, 0); - } else { - max8998->buck1_idx = 1; - ret = max8998_get_voltage_register(rdev, ®, - &shift, - &mask); - ret = max8998_write_reg(i2c, reg, i); - max8998->buck2_vol[1] = i; - buck2_gpio_set(pdata->buck2_set3, 1); + + /* check if requested voltage */ + /* value is already defined */ + for (j = 0; j < ARRAY_SIZE(max8998->buck2_vol); j++) { + if (max8998->buck2_vol[j] == i) { + max8998->buck2_idx = j; + buck2_gpio_set(pdata->buck2_set3, j); + goto buck2_exit; + } } + + if (pdata->buck_voltage_lock) + return -EINVAL; + + max8998_get_voltage_register(rdev, + ®, &shift, &mask); + ret = max8998_write_reg(i2c, reg, i); + max8998->buck2_vol[max8998->buck2_idx] = i; + buck2_gpio_set(pdata->buck2_set3, max8998->buck2_idx); +buck2_exit: dev_dbg(max8998->dev, "%s: SET3:%d\n", i2c->name, gpio_get_value(pdata->buck2_set3)); } else { @@ -707,6 +718,9 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) platform_set_drvdata(pdev, max8998); i2c = max8998->iodev->i2c; + max8998->buck1_idx = pdata->buck1_default_idx; + max8998->buck2_idx = pdata->buck2_default_idx; + /* NOTE: */ /* For unused GPIO NOT marked as -1 (thereof equal to 0) WARN_ON */ /* will be displayed */ @@ -739,23 +753,46 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) i = 0; while (buck12_voltage_map_desc.min + buck12_voltage_map_desc.step*i - != (pdata->buck1_max_voltage1 / 1000)) + < (pdata->buck1_voltage1 / 1000)) i++; - printk(KERN_ERR "i:%d, buck1_idx:%d\n", i, max8998->buck1_idx); max8998->buck1_vol[0] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE1, i); + if (ret) + return ret; /* Set predefined value for BUCK1 register 2 */ i = 0; while (buck12_voltage_map_desc.min + buck12_voltage_map_desc.step*i - != (pdata->buck1_max_voltage2 / 1000)) + < (pdata->buck1_voltage2 / 1000)) i++; max8998->buck1_vol[1] = i; - printk(KERN_ERR "i:%d, buck1_idx:%d\n", i, max8998->buck1_idx); - ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE2, i) - + ret; + ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE2, i); + if (ret) + return ret; + + /* Set predefined value for BUCK1 register 3 */ + i = 0; + while (buck12_voltage_map_desc.min + + buck12_voltage_map_desc.step*i + < (pdata->buck1_voltage3 / 1000)) + i++; + + max8998->buck1_vol[2] = i; + ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE3, i); + if (ret) + return ret; + + /* Set predefined value for BUCK1 register 4 */ + i = 0; + while (buck12_voltage_map_desc.min + + buck12_voltage_map_desc.step*i + < (pdata->buck1_voltage4 / 1000)) + i++; + + max8998->buck1_vol[3] = i; + ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE4, i); if (ret) return ret; @@ -772,18 +809,28 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) gpio_direction_output(pdata->buck2_set3, max8998->buck2_idx & 0x1); - /* BUCK2 - set preset default voltage value to buck2_vol[0] */ + /* BUCK2 register 1 */ i = 0; while (buck12_voltage_map_desc.min + buck12_voltage_map_desc.step*i - != (pdata->buck2_max_voltage / 1000)) + < (pdata->buck2_voltage1 / 1000)) i++; - printk(KERN_ERR "i:%d, buck2_idx:%d\n", i, max8998->buck2_idx); max8998->buck2_vol[0] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE1, i); if (ret) return ret; + /* BUCK2 register 2 */ + i = 0; + while (buck12_voltage_map_desc.min + + buck12_voltage_map_desc.step*i + < (pdata->buck2_voltage2 / 1000)) + i++; + printk(KERN_ERR "i2:%d, buck2_idx:%d\n", i, max8998->buck2_idx); + max8998->buck2_vol[1] = i; + ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE2, i); + if (ret) + return ret; } for (i = 0; i < pdata->num_regulators; i++) { @@ -835,6 +882,12 @@ static int __devexit max8998_pmic_remove(struct platform_device *pdev) return 0; } +static const struct platform_device_id max8998_pmic_id[] = { + { "max8998-pmic", TYPE_MAX8998 }, + { "lp3974-pmic", TYPE_LP3974 }, + { } +}; + static struct platform_driver max8998_pmic_driver = { .driver = { .name = "max8998-pmic", @@ -842,6 +895,7 @@ static struct platform_driver max8998_pmic_driver = { }, .probe = max8998_pmic_probe, .remove = __devexit_p(max8998_pmic_remove), + .id_table = max8998_pmic_id, }; static int __init max8998_pmic_init(void) diff --git a/drivers/rtc/rtc-max8998.c b/drivers/rtc/rtc-max8998.c index f22dee3..3f7bc6b 100644 --- a/drivers/rtc/rtc-max8998.c +++ b/drivers/rtc/rtc-max8998.c @@ -20,6 +20,7 @@ #include <linux/platform_device.h> #include <linux/mfd/max8998.h> #include <linux/mfd/max8998-private.h> +#include <linux/delay.h> #define MAX8998_RTC_SEC 0x00 #define MAX8998_RTC_MIN 0x01 @@ -73,6 +74,7 @@ struct max8998_rtc_info { struct i2c_client *rtc; struct rtc_device *rtc_dev; int irq; + bool lp3974_bug_workaround; }; static void max8998_data_to_tm(u8 *data, struct rtc_time *tm) @@ -124,10 +126,16 @@ static int max8998_rtc_set_time(struct device *dev, struct rtc_time *tm) { struct max8998_rtc_info *info = dev_get_drvdata(dev); u8 data[8]; + int ret; max8998_tm_to_data(tm, data); - return max8998_bulk_write(info->rtc, MAX8998_RTC_SEC, 8, data); + ret = max8998_bulk_write(info->rtc, MAX8998_RTC_SEC, 8, data); + + if (info->lp3974_bug_workaround) + msleep(2000); + + return ret; } static int max8998_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) @@ -163,12 +171,29 @@ static int max8998_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) static int max8998_rtc_stop_alarm(struct max8998_rtc_info *info) { - return max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, 0); + int ret = max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, 0); + + if (info->lp3974_bug_workaround) + msleep(2000); + + return ret; } static int max8998_rtc_start_alarm(struct max8998_rtc_info *info) { - return max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, 0x77); + int ret; + u8 alarm0_conf = 0x77; + + /* LP3974 with delay bug chips has rtc alarm bugs with "MONTH" field */ + if (info->lp3974_bug_workaround) + alarm0_conf = 0x57; + + ret = max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, alarm0_conf); + + if (info->lp3974_bug_workaround) + msleep(2000); + + return ret; } static int max8998_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm) @@ -187,10 +212,13 @@ static int max8998_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm) if (ret < 0) return ret; + if (info->lp3974_bug_workaround) + msleep(2000); + if (alrm->enabled) - return max8998_rtc_start_alarm(info); + ret = max8998_rtc_start_alarm(info); - return 0; + return ret; } static int max8998_rtc_alarm_irq_enable(struct device *dev, @@ -224,6 +252,7 @@ static const struct rtc_class_ops max8998_rtc_ops = { static int __devinit max8998_rtc_probe(struct platform_device *pdev) { struct max8998_dev *max8998 = dev_get_drvdata(pdev->dev.parent); + struct max8998_platform_data *pdata = dev_get_platdata(max8998->dev); struct max8998_rtc_info *info; int ret; @@ -249,10 +278,18 @@ static int __devinit max8998_rtc_probe(struct platform_device *pdev) ret = request_threaded_irq(info->irq, NULL, max8998_rtc_alarm_irq, 0, "rtc-alarm0", info); + if (ret < 0) dev_err(&pdev->dev, "Failed to request alarm IRQ: %d: %d\n", info->irq, ret); + dev_info(&pdev->dev, "RTC CHIP NAME: %s\n", pdev->id_entry->name); + if (pdata->rtc_delay) { + info->lp3974_bug_workaround = true; + dev_warn(&pdev->dev, "LP3974 with RTC REGERR option." + " RTC updates will be extremely slow.\n"); + } + return 0; out_rtc: @@ -273,6 +310,12 @@ static int __devexit max8998_rtc_remove(struct platform_device *pdev) return 0; } +static const struct platform_device_id max8998_rtc_id[] = { + { "max8998-rtc", TYPE_MAX8998 }, + { "lp3974-rtc", TYPE_LP3974 }, + { } +}; + static struct platform_driver max8998_rtc_driver = { .driver = { .name = "max8998-rtc", @@ -280,6 +323,7 @@ static struct platform_driver max8998_rtc_driver = { }, .probe = max8998_rtc_probe, .remove = __devexit_p(max8998_rtc_remove), + .id_table = max8998_rtc_id, }; static int __init max8998_rtc_init(void) diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index e8391b89..b7eaff9 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -1835,6 +1835,7 @@ static void __ccw_device_pm_restore(struct ccw_device *cdev) * available again. Kick re-detection. */ cdev->private->flags.resuming = 1; + cdev->private->path_new_mask = LPM_ANYPATH; css_schedule_eval(sch->schid); spin_unlock_irq(sch->lock); css_complete_work(); diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index d3c5905..9c5c8be 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -7515,16 +7515,10 @@ static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd) { struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; volatile u32 int_reg; - int rc; ENTER; ioa_cfg->pdev->state_saved = true; - rc = pci_restore_state(ioa_cfg->pdev); - - if (rc != PCIBIOS_SUCCESSFUL) { - ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR); - return IPR_RC_JOB_CONTINUE; - } + pci_restore_state(ioa_cfg->pdev); if (ipr_set_pcix_cmd_reg(ioa_cfg)) { ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR); diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index 300d59f..321cf3a 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -2228,12 +2228,7 @@ static void pmcraid_ioa_reset(struct pmcraid_cmd *cmd) /* Once either bist or pci reset is done, restore PCI config * space. If this fails, proceed with hard reset again */ - if (pci_restore_state(pinstance->pdev)) { - pmcraid_info("config-space error resetting again\n"); - pinstance->ioa_state = IOA_STATE_IN_RESET_ALERT; - pmcraid_reset_alert(cmd); - break; - } + pci_restore_state(pinstance->pdev); /* fail all pending commands */ pmcraid_fail_outstanding_cmds(pinstance); diff --git a/drivers/serial/samsung.c b/drivers/serial/samsung.c index 7ac2bf5..2335eda 100644 --- a/drivers/serial/samsung.c +++ b/drivers/serial/samsung.c @@ -883,10 +883,10 @@ static struct uart_ops s3c24xx_serial_ops = { static struct uart_driver s3c24xx_uart_drv = { .owner = THIS_MODULE, - .dev_name = "s3c2410_serial", + .driver_name = "s3c2410_serial", .nr = CONFIG_SERIAL_SAMSUNG_UARTS, .cons = S3C24XX_SERIAL_CONSOLE, - .driver_name = S3C24XX_SERIAL_NAME, + .dev_name = S3C24XX_SERIAL_NAME, .major = S3C24XX_SERIAL_MAJOR, .minor = S3C24XX_SERIAL_MINOR, }; diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 1906840..13bfa9d 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -156,10 +156,10 @@ config SPI_IMX_VER_0_4 def_bool y if ARCH_MX31 config SPI_IMX_VER_0_7 - def_bool y if ARCH_MX25 || ARCH_MX35 || ARCH_MX51 + def_bool y if ARCH_MX25 || ARCH_MX35 || ARCH_MX51 || ARCH_MX53 config SPI_IMX_VER_2_3 - def_bool y if ARCH_MX51 + def_bool y if ARCH_MX51 || ARCH_MX53 config SPI_IMX tristate "Freescale i.MX SPI controllers" @@ -310,8 +310,8 @@ config SPI_S3C24XX_GPIO config SPI_S3C64XX tristate "Samsung S3C64XX series type SPI" - depends on ARCH_S3C64XX && EXPERIMENTAL - select S3C64XX_DMA + depends on (ARCH_S3C64XX || ARCH_S5P64X0) + select S3C64XX_DMA if ARCH_S3C64XX help SPI driver for Samsung S3C64XX and newer SoCs. diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c index a2a5921..71a1219 100644 --- a/drivers/spi/amba-pl022.c +++ b/drivers/spi/amba-pl022.c @@ -1795,7 +1795,7 @@ static int pl022_setup(struct spi_device *spi) { struct pl022_config_chip const *chip_info; struct chip_data *chip; - struct ssp_clock_params clk_freq; + struct ssp_clock_params clk_freq = {0, }; int status = 0; struct pl022 *pl022 = spi_master_get_devdata(spi->master); unsigned int bits = spi->bits_per_word; diff --git a/drivers/spi/dw_spi_mmio.c b/drivers/spi/dw_spi_mmio.c index db35bd9..2fa012c 100644 --- a/drivers/spi/dw_spi_mmio.c +++ b/drivers/spi/dw_spi_mmio.c @@ -9,6 +9,7 @@ */ #include <linux/clk.h> +#include <linux/err.h> #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/slab.h> @@ -68,8 +69,8 @@ static int __devinit dw_spi_mmio_probe(struct platform_device *pdev) } dwsmmio->clk = clk_get(&pdev->dev, NULL); - if (!dwsmmio->clk) { - ret = -ENODEV; + if (IS_ERR(dwsmmio->clk)) { + ret = PTR_ERR(dwsmmio->clk); goto err_irq; } clk_enable(dwsmmio->clk); diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c index 9469564..1cf9d5f 100644 --- a/drivers/spi/spi_imx.c +++ b/drivers/spi/spi_imx.c @@ -743,6 +743,12 @@ static struct platform_device_id spi_imx_devtype[] = { .name = "imx51-ecspi", .driver_data = SPI_IMX_VER_2_3, }, { + .name = "imx53-cspi", + .driver_data = SPI_IMX_VER_0_7, + }, { + .name = "imx53-ecspi", + .driver_data = SPI_IMX_VER_2_3, + }, { /* sentinel */ } }; diff --git a/drivers/spi/spi_tegra.c b/drivers/spi/spi_tegra.c index bb7df02..891e590 100644 --- a/drivers/spi/spi_tegra.c +++ b/drivers/spi/spi_tegra.c @@ -513,7 +513,7 @@ static int __init spi_tegra_probe(struct platform_device *pdev) } tspi->clk = clk_get(&pdev->dev, NULL); - if (IS_ERR_OR_NULL(tspi->clk)) { + if (IS_ERR(tspi->clk)) { dev_err(&pdev->dev, "can not get clock\n"); ret = PTR_ERR(tspi->clk); goto err2; diff --git a/drivers/ssb/scan.c b/drivers/ssb/scan.c index 5a0985d..29884c0 100644 --- a/drivers/ssb/scan.c +++ b/drivers/ssb/scan.c @@ -420,6 +420,16 @@ int ssb_bus_scan(struct ssb_bus *bus, bus->pcicore.dev = dev; #endif /* CONFIG_SSB_DRIVER_PCICORE */ break; + case SSB_DEV_ETHERNET: + if (bus->bustype == SSB_BUSTYPE_PCI) { + if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM && + (bus->host_pci->device & 0xFF00) == 0x4300) { + /* This is a dangling ethernet core on a + * wireless device. Ignore it. */ + continue; + } + } + break; default: break; } diff --git a/drivers/staging/autofs/dirhash.c b/drivers/staging/autofs/dirhash.c index d3f42c8..a08bd73 100644 --- a/drivers/staging/autofs/dirhash.c +++ b/drivers/staging/autofs/dirhash.c @@ -88,14 +88,13 @@ struct autofs_dir_ent *autofs_expire(struct super_block *sb, } path.mnt = mnt; path_get(&path); - if (!follow_down(&path)) { + if (!follow_down_one(&path)) { path_put(&path); DPRINTK(("autofs: not expirable\ (not a mounted directory): %s\n", ent->name)); continue; } - while (d_mountpoint(path.dentry) && follow_down(&path)) - ; + follow_down(&path, false); // TODO: need to check error umount_ok = may_umount(path.mnt); path_put(&path); diff --git a/drivers/staging/sm7xx/smtcfb.c b/drivers/staging/sm7xx/smtcfb.c index f4b163f..0bc113c 100644 --- a/drivers/staging/sm7xx/smtcfb.c +++ b/drivers/staging/sm7xx/smtcfb.c @@ -1071,7 +1071,7 @@ static int __maybe_unused smtcfb_resume(struct pci_dev *pdev) /* when resuming, restore pci data and fb cursor */ if (pdev->dev.power.power_state.event != PM_EVENT_FREEZE) { retv = pci_set_power_state(pdev, PCI_D0); - retv = pci_restore_state(pdev); + pci_restore_state(pdev); if (pci_enable_device(pdev)) return -1; pci_set_master(pdev); diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 38244f5..ade0568 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -97,22 +97,26 @@ void vhost_poll_stop(struct vhost_poll *poll) remove_wait_queue(poll->wqh, &poll->wait); } +static bool vhost_work_seq_done(struct vhost_dev *dev, struct vhost_work *work, + unsigned seq) +{ + int left; + spin_lock_irq(&dev->work_lock); + left = seq - work->done_seq; + spin_unlock_irq(&dev->work_lock); + return left <= 0; +} + static void vhost_work_flush(struct vhost_dev *dev, struct vhost_work *work) { unsigned seq; - int left; int flushing; spin_lock_irq(&dev->work_lock); seq = work->queue_seq; work->flushing++; spin_unlock_irq(&dev->work_lock); - wait_event(work->done, ({ - spin_lock_irq(&dev->work_lock); - left = seq - work->done_seq <= 0; - spin_unlock_irq(&dev->work_lock); - left; - })); + wait_event(work->done, vhost_work_seq_done(dev, work, seq)); spin_lock_irq(&dev->work_lock); flushing = --work->flushing; spin_unlock_irq(&dev->work_lock); diff --git a/drivers/video/ep93xx-fb.c b/drivers/video/ep93xx-fb.c index 0c99de0..b358d04 100644 --- a/drivers/video/ep93xx-fb.c +++ b/drivers/video/ep93xx-fb.c @@ -483,7 +483,7 @@ static void ep93xxfb_dealloc_videomem(struct fb_info *info) info->screen_base, info->fix.smem_start); } -static int __init ep93xxfb_probe(struct platform_device *pdev) +static int __devinit ep93xxfb_probe(struct platform_device *pdev) { struct ep93xxfb_mach_info *mach_info = pdev->dev.platform_data; struct fb_info *info; @@ -598,7 +598,7 @@ failed: return err; } -static int ep93xxfb_remove(struct platform_device *pdev) +static int __devexit ep93xxfb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); struct ep93xx_fbi *fbi = info->par; @@ -622,7 +622,7 @@ static int ep93xxfb_remove(struct platform_device *pdev) static struct platform_driver ep93xxfb_driver = { .probe = ep93xxfb_probe, - .remove = ep93xxfb_remove, + .remove = __devexit_p(ep93xxfb_remove), .driver = { .name = "ep93xx-fb", .owner = THIS_MODULE, diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c index a3bcec7..1c8c6cc 100644 --- a/fs/afs/cmservice.c +++ b/fs/afs/cmservice.c @@ -289,7 +289,7 @@ static int afs_deliver_cb_callback(struct afs_call *call, struct sk_buff *skb, call->server = server; INIT_WORK(&call->work, SRXAFSCB_CallBack); - schedule_work(&call->work); + queue_work(afs_wq, &call->work); return 0; } @@ -336,7 +336,7 @@ static int afs_deliver_cb_init_call_back_state(struct afs_call *call, call->server = server; INIT_WORK(&call->work, SRXAFSCB_InitCallBackState); - schedule_work(&call->work); + queue_work(afs_wq, &call->work); return 0; } @@ -367,7 +367,7 @@ static int afs_deliver_cb_init_call_back_state3(struct afs_call *call, call->server = server; INIT_WORK(&call->work, SRXAFSCB_InitCallBackState); - schedule_work(&call->work); + queue_work(afs_wq, &call->work); return 0; } @@ -400,7 +400,7 @@ static int afs_deliver_cb_probe(struct afs_call *call, struct sk_buff *skb, call->state = AFS_CALL_REPLYING; INIT_WORK(&call->work, SRXAFSCB_Probe); - schedule_work(&call->work); + queue_work(afs_wq, &call->work); return 0; } @@ -496,7 +496,7 @@ static int afs_deliver_cb_probe_uuid(struct afs_call *call, struct sk_buff *skb, call->state = AFS_CALL_REPLYING; INIT_WORK(&call->work, SRXAFSCB_ProbeUuid); - schedule_work(&call->work); + queue_work(afs_wq, &call->work); return 0; } @@ -580,6 +580,6 @@ static int afs_deliver_cb_tell_me_about_yourself(struct afs_call *call, call->state = AFS_CALL_REPLYING; INIT_WORK(&call->work, SRXAFSCB_TellMeAboutYourself); - schedule_work(&call->work); + queue_work(afs_wq, &call->work); return 0; } diff --git a/fs/afs/dir.c b/fs/afs/dir.c index e6a4ab9..20c106f 100644 --- a/fs/afs/dir.c +++ b/fs/afs/dir.c @@ -66,6 +66,7 @@ const struct dentry_operations afs_fs_dentry_operations = { .d_revalidate = afs_d_revalidate, .d_delete = afs_d_delete, .d_release = afs_d_release, + .d_automount = afs_d_automount, }; #define AFS_DIR_HASHTBL_SIZE 128 diff --git a/fs/afs/inode.c b/fs/afs/inode.c index 0747339..db66c52 100644 --- a/fs/afs/inode.c +++ b/fs/afs/inode.c @@ -184,7 +184,8 @@ struct inode *afs_iget_autocell(struct inode *dir, const char *dev_name, inode->i_generation = 0; set_bit(AFS_VNODE_PSEUDODIR, &vnode->flags); - inode->i_flags |= S_NOATIME; + set_bit(AFS_VNODE_MOUNTPOINT, &vnode->flags); + inode->i_flags |= S_AUTOMOUNT | S_NOATIME; unlock_new_inode(inode); _leave(" = %p", inode); return inode; diff --git a/fs/afs/internal.h b/fs/afs/internal.h index ab6db5a..5a9b684 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -577,6 +577,7 @@ extern int afs_drop_inode(struct inode *); /* * main.c */ +extern struct workqueue_struct *afs_wq; extern struct afs_uuid afs_uuid; /* @@ -591,6 +592,7 @@ extern const struct inode_operations afs_mntpt_inode_operations; extern const struct inode_operations afs_autocell_inode_operations; extern const struct file_operations afs_mntpt_file_operations; +extern struct vfsmount *afs_d_automount(struct path *); extern int afs_mntpt_check_symlink(struct afs_vnode *, struct key *); extern void afs_mntpt_kill_timer(void); diff --git a/fs/afs/main.c b/fs/afs/main.c index cfd1cbe..42dd2e4 100644 --- a/fs/afs/main.c +++ b/fs/afs/main.c @@ -30,6 +30,7 @@ module_param(rootcell, charp, 0); MODULE_PARM_DESC(rootcell, "root AFS cell name and VL server IP addr list"); struct afs_uuid afs_uuid; +struct workqueue_struct *afs_wq; /* * get a client UUID @@ -87,10 +88,16 @@ static int __init afs_init(void) if (ret < 0) return ret; + /* create workqueue */ + ret = -ENOMEM; + afs_wq = alloc_workqueue("afs", 0, 0); + if (!afs_wq) + return ret; + /* register the /proc stuff */ ret = afs_proc_init(); if (ret < 0) - return ret; + goto error_proc; #ifdef CONFIG_AFS_FSCACHE /* we want to be able to cache */ @@ -140,6 +147,8 @@ error_cell_init: error_cache: #endif afs_proc_cleanup(); +error_proc: + destroy_workqueue(afs_wq); rcu_barrier(); printk(KERN_ERR "kAFS: failed to register: %d\n", ret); return ret; @@ -163,7 +172,7 @@ static void __exit afs_exit(void) afs_purge_servers(); afs_callback_update_kill(); afs_vlocation_purge(); - flush_scheduled_work(); + destroy_workqueue(afs_wq); afs_cell_purge(); #ifdef CONFIG_AFS_FSCACHE fscache_unregister_netfs(&afs_cache_netfs); diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c index 6153417..aa59184 100644 --- a/fs/afs/mntpt.c +++ b/fs/afs/mntpt.c @@ -24,7 +24,6 @@ static struct dentry *afs_mntpt_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd); static int afs_mntpt_open(struct inode *inode, struct file *file); -static void *afs_mntpt_follow_link(struct dentry *dentry, struct nameidata *nd); static void afs_mntpt_expiry_timed_out(struct work_struct *work); const struct file_operations afs_mntpt_file_operations = { @@ -34,13 +33,11 @@ const struct file_operations afs_mntpt_file_operations = { const struct inode_operations afs_mntpt_inode_operations = { .lookup = afs_mntpt_lookup, - .follow_link = afs_mntpt_follow_link, .readlink = page_readlink, .getattr = afs_getattr, }; const struct inode_operations afs_autocell_inode_operations = { - .follow_link = afs_mntpt_follow_link, .getattr = afs_getattr, }; @@ -88,6 +85,7 @@ int afs_mntpt_check_symlink(struct afs_vnode *vnode, struct key *key) _debug("symlink is a mountpoint"); spin_lock(&vnode->lock); set_bit(AFS_VNODE_MOUNTPOINT, &vnode->flags); + vnode->vfs_inode.i_flags |= S_AUTOMOUNT; spin_unlock(&vnode->lock); } @@ -238,52 +236,24 @@ error_no_devname: } /* - * follow a link from a mountpoint directory, thus causing it to be mounted + * handle an automount point */ -static void *afs_mntpt_follow_link(struct dentry *dentry, struct nameidata *nd) +struct vfsmount *afs_d_automount(struct path *path) { struct vfsmount *newmnt; - int err; - _enter("%p{%s},{%s:%p{%s},}", - dentry, - dentry->d_name.name, - nd->path.mnt->mnt_devname, - dentry, - nd->path.dentry->d_name.name); - - dput(nd->path.dentry); - nd->path.dentry = dget(dentry); + _enter("{%s,%s}", path->mnt->mnt_devname, path->dentry->d_name.name); - newmnt = afs_mntpt_do_automount(nd->path.dentry); - if (IS_ERR(newmnt)) { - path_put(&nd->path); - return (void *)newmnt; - } - - mntget(newmnt); - err = do_add_mount(newmnt, &nd->path, MNT_SHRINKABLE, &afs_vfsmounts); - switch (err) { - case 0: - path_put(&nd->path); - nd->path.mnt = newmnt; - nd->path.dentry = dget(newmnt->mnt_root); - schedule_delayed_work(&afs_mntpt_expiry_timer, - afs_mntpt_expiry_timeout * HZ); - break; - case -EBUSY: - /* someone else made a mount here whilst we were busy */ - while (d_mountpoint(nd->path.dentry) && - follow_down(&nd->path)) - ; - err = 0; - default: - mntput(newmnt); - break; - } + newmnt = afs_mntpt_do_automount(path->dentry); + if (IS_ERR(newmnt)) + return newmnt; - _leave(" = %d", err); - return ERR_PTR(err); + mntget(newmnt); /* prevent immediate expiration */ + mnt_set_expiry(newmnt, &afs_vfsmounts); + queue_delayed_work(afs_wq, &afs_mntpt_expiry_timer, + afs_mntpt_expiry_timeout * HZ); + _leave(" = %p {%s}", newmnt, newmnt->mnt_devname); + return newmnt; } /* @@ -295,8 +265,8 @@ static void afs_mntpt_expiry_timed_out(struct work_struct *work) if (!list_empty(&afs_vfsmounts)) { mark_mounts_for_expiry(&afs_vfsmounts); - schedule_delayed_work(&afs_mntpt_expiry_timer, - afs_mntpt_expiry_timeout * HZ); + queue_delayed_work(afs_wq, &afs_mntpt_expiry_timer, + afs_mntpt_expiry_timeout * HZ); } _leave(""); @@ -310,6 +280,5 @@ void afs_mntpt_kill_timer(void) _enter(""); ASSERT(list_empty(&afs_vfsmounts)); - cancel_delayed_work(&afs_mntpt_expiry_timer); - flush_scheduled_work(); + cancel_delayed_work_sync(&afs_mntpt_expiry_timer); } diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c index 654d8fd..e45a323 100644 --- a/fs/afs/rxrpc.c +++ b/fs/afs/rxrpc.c @@ -410,7 +410,7 @@ static void afs_rx_interceptor(struct sock *sk, unsigned long user_call_ID, if (!call) { /* its an incoming call for our callback service */ skb_queue_tail(&afs_incoming_calls, skb); - schedule_work(&afs_collect_incoming_call_work); + queue_work(afs_wq, &afs_collect_incoming_call_work); } else { /* route the messages directly to the appropriate call */ skb_queue_tail(&call->rx_queue, skb); diff --git a/fs/afs/server.c b/fs/afs/server.c index 9fdc7fe..d59b751 100644 --- a/fs/afs/server.c +++ b/fs/afs/server.c @@ -238,8 +238,8 @@ void afs_put_server(struct afs_server *server) if (atomic_read(&server->usage) == 0) { list_move_tail(&server->grave, &afs_server_graveyard); server->time_of_death = get_seconds(); - schedule_delayed_work(&afs_server_reaper, - afs_server_timeout * HZ); + queue_delayed_work(afs_wq, &afs_server_reaper, + afs_server_timeout * HZ); } spin_unlock(&afs_server_graveyard_lock); _leave(" [dead]"); @@ -285,10 +285,11 @@ static void afs_reap_server(struct work_struct *work) expiry = server->time_of_death + afs_server_timeout; if (expiry > now) { delay = (expiry - now) * HZ; - if (!schedule_delayed_work(&afs_server_reaper, delay)) { + if (!queue_delayed_work(afs_wq, &afs_server_reaper, + delay)) { cancel_delayed_work(&afs_server_reaper); - schedule_delayed_work(&afs_server_reaper, - delay); + queue_delayed_work(afs_wq, &afs_server_reaper, + delay); } break; } @@ -323,5 +324,5 @@ void __exit afs_purge_servers(void) { afs_server_timeout = 0; cancel_delayed_work(&afs_server_reaper); - schedule_delayed_work(&afs_server_reaper, 0); + queue_delayed_work(afs_wq, &afs_server_reaper, 0); } diff --git a/fs/afs/vlocation.c b/fs/afs/vlocation.c index 9ac260d..431984d 100644 --- a/fs/afs/vlocation.c +++ b/fs/afs/vlocation.c @@ -507,8 +507,8 @@ void afs_put_vlocation(struct afs_vlocation *vl) _debug("buried"); list_move_tail(&vl->grave, &afs_vlocation_graveyard); vl->time_of_death = get_seconds(); - schedule_delayed_work(&afs_vlocation_reap, - afs_vlocation_timeout * HZ); + queue_delayed_work(afs_wq, &afs_vlocation_reap, + afs_vlocation_timeout * HZ); /* suspend updates on this record */ if (!list_empty(&vl->update)) { @@ -561,11 +561,11 @@ static void afs_vlocation_reaper(struct work_struct *work) if (expiry > now) { delay = (expiry - now) * HZ; _debug("delay %lu", delay); - if (!schedule_delayed_work(&afs_vlocation_reap, - delay)) { + if (!queue_delayed_work(afs_wq, &afs_vlocation_reap, + delay)) { cancel_delayed_work(&afs_vlocation_reap); - schedule_delayed_work(&afs_vlocation_reap, - delay); + queue_delayed_work(afs_wq, &afs_vlocation_reap, + delay); } break; } @@ -620,7 +620,7 @@ void afs_vlocation_purge(void) destroy_workqueue(afs_vlocation_update_worker); cancel_delayed_work(&afs_vlocation_reap); - schedule_delayed_work(&afs_vlocation_reap, 0); + queue_delayed_work(afs_wq, &afs_vlocation_reap, 0); } /* diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c index cbe57f3..c5567cb 100644 --- a/fs/anon_inodes.c +++ b/fs/anon_inodes.c @@ -233,7 +233,7 @@ static int __init anon_inode_init(void) return 0; err_mntput: - mntput_long(anon_inode_mnt); + mntput(anon_inode_mnt); err_unregister_filesystem: unregister_filesystem(&anon_inode_fs_type); err_exit: diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h index 0fffe1c..1f016bf 100644 --- a/fs/autofs4/autofs_i.h +++ b/fs/autofs4/autofs_i.h @@ -99,7 +99,6 @@ struct autofs_info { }; #define AUTOFS_INF_EXPIRING (1<<0) /* dentry is in the process of expiring */ -#define AUTOFS_INF_MOUNTPOINT (1<<1) /* mountpoint status for direct expire */ #define AUTOFS_INF_PENDING (1<<2) /* dentry pending mount */ struct autofs_wait_queue { @@ -176,13 +175,6 @@ static inline int autofs4_ispending(struct dentry *dentry) return 0; } -static inline void autofs4_copy_atime(struct file *src, struct file *dst) -{ - dst->f_path.dentry->d_inode->i_atime = - src->f_path.dentry->d_inode->i_atime; - return; -} - struct inode *autofs4_get_inode(struct super_block *, struct autofs_info *); void autofs4_free_ino(struct autofs_info *); @@ -212,11 +204,83 @@ void autofs_dev_ioctl_exit(void); extern const struct inode_operations autofs4_symlink_inode_operations; extern const struct inode_operations autofs4_dir_inode_operations; -extern const struct inode_operations autofs4_root_inode_operations; -extern const struct inode_operations autofs4_indirect_root_inode_operations; -extern const struct inode_operations autofs4_direct_root_inode_operations; extern const struct file_operations autofs4_dir_operations; extern const struct file_operations autofs4_root_operations; +extern const struct dentry_operations autofs4_dentry_operations; + +/* VFS automount flags management functions */ + +static inline void __managed_dentry_set_automount(struct dentry *dentry) +{ + dentry->d_flags |= DCACHE_NEED_AUTOMOUNT; +} + +static inline void managed_dentry_set_automount(struct dentry *dentry) +{ + spin_lock(&dentry->d_lock); + __managed_dentry_set_automount(dentry); + spin_unlock(&dentry->d_lock); +} + +static inline void __managed_dentry_clear_automount(struct dentry *dentry) +{ + dentry->d_flags &= ~DCACHE_NEED_AUTOMOUNT; +} + +static inline void managed_dentry_clear_automount(struct dentry *dentry) +{ + spin_lock(&dentry->d_lock); + __managed_dentry_clear_automount(dentry); + spin_unlock(&dentry->d_lock); +} + +static inline void __managed_dentry_set_transit(struct dentry *dentry) +{ + dentry->d_flags |= DCACHE_MANAGE_TRANSIT; +} + +static inline void managed_dentry_set_transit(struct dentry *dentry) +{ + spin_lock(&dentry->d_lock); + __managed_dentry_set_transit(dentry); + spin_unlock(&dentry->d_lock); +} + +static inline void __managed_dentry_clear_transit(struct dentry *dentry) +{ + dentry->d_flags &= ~DCACHE_MANAGE_TRANSIT; +} + +static inline void managed_dentry_clear_transit(struct dentry *dentry) +{ + spin_lock(&dentry->d_lock); + __managed_dentry_clear_transit(dentry); + spin_unlock(&dentry->d_lock); +} + +static inline void __managed_dentry_set_managed(struct dentry *dentry) +{ + dentry->d_flags |= (DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT); +} + +static inline void managed_dentry_set_managed(struct dentry *dentry) +{ + spin_lock(&dentry->d_lock); + __managed_dentry_set_managed(dentry); + spin_unlock(&dentry->d_lock); +} + +static inline void __managed_dentry_clear_managed(struct dentry *dentry) +{ + dentry->d_flags &= ~(DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT); +} + +static inline void managed_dentry_clear_managed(struct dentry *dentry) +{ + spin_lock(&dentry->d_lock); + __managed_dentry_clear_managed(dentry); + spin_unlock(&dentry->d_lock); +} /* Initializing function */ @@ -229,19 +293,6 @@ int autofs4_wait(struct autofs_sb_info *,struct dentry *, enum autofs_notify); int autofs4_wait_release(struct autofs_sb_info *,autofs_wqt_t,int); void autofs4_catatonic_mode(struct autofs_sb_info *); -static inline int autofs4_follow_mount(struct path *path) -{ - int res = 0; - - while (d_mountpoint(path->dentry)) { - int followed = follow_down(path); - if (!followed) - break; - res = 1; - } - return res; -} - static inline u32 autofs4_get_dev(struct autofs_sb_info *sbi) { return new_encode_dev(sbi->sb->s_dev); diff --git a/fs/autofs4/dev-ioctl.c b/fs/autofs4/dev-ioctl.c index eff9a41..1442da4 100644 --- a/fs/autofs4/dev-ioctl.c +++ b/fs/autofs4/dev-ioctl.c @@ -551,7 +551,7 @@ static int autofs_dev_ioctl_ismountpoint(struct file *fp, err = have_submounts(path.dentry); - if (follow_down(&path)) + if (follow_down_one(&path)) magic = path.mnt->mnt_sb->s_magic; } diff --git a/fs/autofs4/expire.c b/fs/autofs4/expire.c index cc1d013..3ed79d7 100644 --- a/fs/autofs4/expire.c +++ b/fs/autofs4/expire.c @@ -26,10 +26,6 @@ static inline int autofs4_can_expire(struct dentry *dentry, if (ino == NULL) return 0; - /* No point expiring a pending mount */ - if (ino->flags & AUTOFS_INF_PENDING) - return 0; - if (!do_now) { /* Too young to die */ if (!timeout || time_after(ino->last_used + timeout, now)) @@ -56,7 +52,7 @@ static int autofs4_mount_busy(struct vfsmount *mnt, struct dentry *dentry) path_get(&path); - if (!follow_down(&path)) + if (!follow_down_one(&path)) goto done; if (is_autofs4_dentry(path.dentry)) { @@ -283,6 +279,7 @@ struct dentry *autofs4_expire_direct(struct super_block *sb, unsigned long timeout; struct dentry *root = dget(sb->s_root); int do_now = how & AUTOFS_EXP_IMMEDIATE; + struct autofs_info *ino; if (!root) return NULL; @@ -291,19 +288,21 @@ struct dentry *autofs4_expire_direct(struct super_block *sb, timeout = sbi->exp_timeout; spin_lock(&sbi->fs_lock); + ino = autofs4_dentry_ino(root); + /* No point expiring a pending mount */ + if (ino->flags & AUTOFS_INF_PENDING) { + spin_unlock(&sbi->fs_lock); + return NULL; + } + managed_dentry_set_transit(root); if (!autofs4_direct_busy(mnt, root, timeout, do_now)) { struct autofs_info *ino = autofs4_dentry_ino(root); - if (d_mountpoint(root)) { - ino->flags |= AUTOFS_INF_MOUNTPOINT; - spin_lock(&root->d_lock); - root->d_flags &= ~DCACHE_MOUNTED; - spin_unlock(&root->d_lock); - } ino->flags |= AUTOFS_INF_EXPIRING; init_completion(&ino->expire_complete); spin_unlock(&sbi->fs_lock); return root; } + managed_dentry_clear_transit(root); spin_unlock(&sbi->fs_lock); dput(root); @@ -340,6 +339,10 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb, while ((dentry = get_next_positive_dentry(dentry, root))) { spin_lock(&sbi->fs_lock); ino = autofs4_dentry_ino(dentry); + /* No point expiring a pending mount */ + if (ino->flags & AUTOFS_INF_PENDING) + goto cont; + managed_dentry_set_transit(dentry); /* * Case 1: (i) indirect mount or top level pseudo direct mount @@ -399,6 +402,8 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb, } } next: + managed_dentry_clear_transit(dentry); +cont: spin_unlock(&sbi->fs_lock); } return NULL; @@ -479,6 +484,8 @@ int autofs4_expire_run(struct super_block *sb, spin_lock(&sbi->fs_lock); ino = autofs4_dentry_ino(dentry); ino->flags &= ~AUTOFS_INF_EXPIRING; + if (!d_unhashed(dentry)) + managed_dentry_clear_transit(dentry); complete_all(&ino->expire_complete); spin_unlock(&sbi->fs_lock); @@ -504,18 +511,18 @@ int autofs4_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, ret = autofs4_wait(sbi, dentry, NFY_EXPIRE); spin_lock(&sbi->fs_lock); - if (ino->flags & AUTOFS_INF_MOUNTPOINT) { - spin_lock(&sb->s_root->d_lock); - /* - * If we haven't been expired away, then reset - * mounted status. - */ - if (mnt->mnt_parent != mnt) - sb->s_root->d_flags |= DCACHE_MOUNTED; - spin_unlock(&sb->s_root->d_lock); - ino->flags &= ~AUTOFS_INF_MOUNTPOINT; - } ino->flags &= ~AUTOFS_INF_EXPIRING; + spin_lock(&dentry->d_lock); + if (ret) + __managed_dentry_clear_transit(dentry); + else { + if ((IS_ROOT(dentry) || + (autofs_type_indirect(sbi->type) && + IS_ROOT(dentry->d_parent))) && + !(dentry->d_flags & DCACHE_NEED_AUTOMOUNT)) + __managed_dentry_set_automount(dentry); + } + spin_unlock(&dentry->d_lock); complete_all(&ino->expire_complete); spin_unlock(&sbi->fs_lock); dput(dentry); diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c index a7bdb9d..9e1a9da 100644 --- a/fs/autofs4/inode.c +++ b/fs/autofs4/inode.c @@ -45,7 +45,6 @@ struct autofs_info *autofs4_init_ino(struct autofs_info *ino, if (!reinit) { ino->flags = 0; - ino->inode = NULL; ino->dentry = NULL; ino->size = 0; INIT_LIST_HEAD(&ino->active); @@ -76,19 +75,8 @@ struct autofs_info *autofs4_init_ino(struct autofs_info *ino, void autofs4_free_ino(struct autofs_info *ino) { - struct autofs_info *p_ino; - if (ino->dentry) { ino->dentry->d_fsdata = NULL; - if (ino->dentry->d_inode) { - struct dentry *parent = ino->dentry->d_parent; - if (atomic_dec_and_test(&ino->count)) { - p_ino = autofs4_dentry_ino(parent); - if (p_ino && parent != ino->dentry) - atomic_dec(&p_ino->count); - } - dput(ino->dentry); - } ino->dentry = NULL; } if (ino->free) @@ -251,10 +239,6 @@ static struct autofs_info *autofs4_mkroot(struct autofs_sb_info *sbi) return ino; } -static const struct dentry_operations autofs4_sb_dentry_operations = { - .d_release = autofs4_dentry_release, -}; - int autofs4_fill_super(struct super_block *s, void *data, int silent) { struct inode * root_inode; @@ -292,6 +276,7 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) s->s_blocksize_bits = 10; s->s_magic = AUTOFS_SUPER_MAGIC; s->s_op = &autofs4_sops; + s->s_d_op = &autofs4_dentry_operations; s->s_time_gran = 1; /* @@ -309,7 +294,6 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) goto fail_iput; pipe = NULL; - d_set_d_op(root, &autofs4_sb_dentry_operations); root->d_fsdata = ino; /* Can this call block? */ @@ -320,10 +304,11 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) goto fail_dput; } + if (autofs_type_trigger(sbi->type)) + __managed_dentry_set_managed(root); + root_inode->i_fop = &autofs4_root_operations; - root_inode->i_op = autofs_type_trigger(sbi->type) ? - &autofs4_direct_root_inode_operations : - &autofs4_indirect_root_inode_operations; + root_inode->i_op = &autofs4_dir_inode_operations; /* Couldn't this be tested earlier? */ if (sbi->max_proto < AUTOFS_MIN_PROTO_VERSION || @@ -391,7 +376,6 @@ struct inode *autofs4_get_inode(struct super_block *sb, if (inode == NULL) return NULL; - inf->inode = inode; inode->i_mode = inf->mode; if (sb->s_root) { inode->i_uid = sb->s_root->d_inode->i_uid; diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c index 651e4ef..1dba035 100644 --- a/fs/autofs4/root.c +++ b/fs/autofs4/root.c @@ -35,10 +35,8 @@ static long autofs4_root_compat_ioctl(struct file *,unsigned int,unsigned long); #endif static int autofs4_dir_open(struct inode *inode, struct file *file); static struct dentry *autofs4_lookup(struct inode *,struct dentry *, struct nameidata *); -static void *autofs4_follow_link(struct dentry *, struct nameidata *); - -#define TRIGGER_FLAGS (LOOKUP_CONTINUE | LOOKUP_DIRECTORY) -#define TRIGGER_INTENTS (LOOKUP_OPEN | LOOKUP_CREATE) +static struct vfsmount *autofs4_d_automount(struct path *); +static int autofs4_d_manage(struct dentry *, bool, bool); const struct file_operations autofs4_root_operations = { .open = dcache_dir_open, @@ -60,7 +58,7 @@ const struct file_operations autofs4_dir_operations = { .llseek = dcache_dir_lseek, }; -const struct inode_operations autofs4_indirect_root_inode_operations = { +const struct inode_operations autofs4_dir_inode_operations = { .lookup = autofs4_lookup, .unlink = autofs4_dir_unlink, .symlink = autofs4_dir_symlink, @@ -68,20 +66,10 @@ const struct inode_operations autofs4_indirect_root_inode_operations = { .rmdir = autofs4_dir_rmdir, }; -const struct inode_operations autofs4_direct_root_inode_operations = { - .lookup = autofs4_lookup, - .unlink = autofs4_dir_unlink, - .mkdir = autofs4_dir_mkdir, - .rmdir = autofs4_dir_rmdir, - .follow_link = autofs4_follow_link, -}; - -const struct inode_operations autofs4_dir_inode_operations = { - .lookup = autofs4_lookup, - .unlink = autofs4_dir_unlink, - .symlink = autofs4_dir_symlink, - .mkdir = autofs4_dir_mkdir, - .rmdir = autofs4_dir_rmdir, +const struct dentry_operations autofs4_dentry_operations = { + .d_automount = autofs4_d_automount, + .d_manage = autofs4_d_manage, + .d_release = autofs4_dentry_release, }; static void autofs4_add_active(struct dentry *dentry) @@ -116,14 +104,6 @@ static void autofs4_del_active(struct dentry *dentry) return; } -static unsigned int autofs4_need_mount(unsigned int flags) -{ - unsigned int res = 0; - if (flags & (TRIGGER_FLAGS | TRIGGER_INTENTS)) - res = 1; - return res; -} - static int autofs4_dir_open(struct inode *inode, struct file *file) { struct dentry *dentry = file->f_path.dentry; @@ -158,239 +138,6 @@ out: return dcache_dir_open(inode, file); } -static int try_to_fill_dentry(struct dentry *dentry, int flags) -{ - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); - int status; - - DPRINTK("dentry=%p %.*s ino=%p", - dentry, dentry->d_name.len, dentry->d_name.name, dentry->d_inode); - - /* - * Wait for a pending mount, triggering one if there - * isn't one already - */ - if (dentry->d_inode == NULL) { - DPRINTK("waiting for mount name=%.*s", - dentry->d_name.len, dentry->d_name.name); - - status = autofs4_wait(sbi, dentry, NFY_MOUNT); - - DPRINTK("mount done status=%d", status); - - /* Turn this into a real negative dentry? */ - if (status == -ENOENT) { - spin_lock(&sbi->fs_lock); - ino->flags &= ~AUTOFS_INF_PENDING; - spin_unlock(&sbi->fs_lock); - return status; - } else if (status) { - /* Return a negative dentry, but leave it "pending" */ - return status; - } - /* Trigger mount for path component or follow link */ - } else if (ino->flags & AUTOFS_INF_PENDING || - autofs4_need_mount(flags)) { - DPRINTK("waiting for mount name=%.*s", - dentry->d_name.len, dentry->d_name.name); - - spin_lock(&sbi->fs_lock); - ino->flags |= AUTOFS_INF_PENDING; - spin_unlock(&sbi->fs_lock); - status = autofs4_wait(sbi, dentry, NFY_MOUNT); - - DPRINTK("mount done status=%d", status); - - if (status) { - spin_lock(&sbi->fs_lock); - ino->flags &= ~AUTOFS_INF_PENDING; - spin_unlock(&sbi->fs_lock); - return status; - } - } - - /* Initialize expiry counter after successful mount */ - ino->last_used = jiffies; - - spin_lock(&sbi->fs_lock); - ino->flags &= ~AUTOFS_INF_PENDING; - spin_unlock(&sbi->fs_lock); - - return 0; -} - -/* For autofs direct mounts the follow link triggers the mount */ -static void *autofs4_follow_link(struct dentry *dentry, struct nameidata *nd) -{ - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); - int oz_mode = autofs4_oz_mode(sbi); - unsigned int lookup_type; - int status; - - DPRINTK("dentry=%p %.*s oz_mode=%d nd->flags=%d", - dentry, dentry->d_name.len, dentry->d_name.name, oz_mode, - nd->flags); - /* - * For an expire of a covered direct or offset mount we need - * to break out of follow_down() at the autofs mount trigger - * (d_mounted--), so we can see the expiring flag, and manage - * the blocking and following here until the expire is completed. - */ - if (oz_mode) { - spin_lock(&sbi->fs_lock); - if (ino->flags & AUTOFS_INF_EXPIRING) { - spin_unlock(&sbi->fs_lock); - /* Follow down to our covering mount. */ - if (!follow_down(&nd->path)) - goto done; - goto follow; - } - spin_unlock(&sbi->fs_lock); - goto done; - } - - /* If an expire request is pending everyone must wait. */ - autofs4_expire_wait(dentry); - - /* We trigger a mount for almost all flags */ - lookup_type = autofs4_need_mount(nd->flags); - spin_lock(&sbi->fs_lock); - spin_lock(&autofs4_lock); - spin_lock(&dentry->d_lock); - if (!(lookup_type || ino->flags & AUTOFS_INF_PENDING)) { - spin_unlock(&dentry->d_lock); - spin_unlock(&autofs4_lock); - spin_unlock(&sbi->fs_lock); - goto follow; - } - - /* - * If the dentry contains directories then it is an autofs - * multi-mount with no root mount offset. So don't try to - * mount it again. - */ - if (ino->flags & AUTOFS_INF_PENDING || - (!d_mountpoint(dentry) && list_empty(&dentry->d_subdirs))) { - spin_unlock(&dentry->d_lock); - spin_unlock(&autofs4_lock); - spin_unlock(&sbi->fs_lock); - - status = try_to_fill_dentry(dentry, nd->flags); - if (status) - goto out_error; - - goto follow; - } - spin_unlock(&dentry->d_lock); - spin_unlock(&autofs4_lock); - spin_unlock(&sbi->fs_lock); -follow: - /* - * If there is no root mount it must be an autofs - * multi-mount with no root offset so we don't need - * to follow it. - */ - if (d_mountpoint(dentry)) { - if (!autofs4_follow_mount(&nd->path)) { - status = -ENOENT; - goto out_error; - } - } - -done: - return NULL; - -out_error: - path_put(&nd->path); - return ERR_PTR(status); -} - -/* - * Revalidate is called on every cache lookup. Some of those - * cache lookups may actually happen while the dentry is not - * yet completely filled in, and revalidate has to delay such - * lookups.. - */ -static int autofs4_revalidate(struct dentry *dentry, struct nameidata *nd) -{ - struct inode *dir; - struct autofs_sb_info *sbi; - int oz_mode; - int flags = nd ? nd->flags : 0; - int status = 1; - - if (flags & LOOKUP_RCU) - return -ECHILD; - - dir = dentry->d_parent->d_inode; - sbi = autofs4_sbi(dir->i_sb); - oz_mode = autofs4_oz_mode(sbi); - - /* Pending dentry */ - spin_lock(&sbi->fs_lock); - if (autofs4_ispending(dentry)) { - /* The daemon never causes a mount to trigger */ - spin_unlock(&sbi->fs_lock); - - if (oz_mode) - return 1; - - /* - * If the directory has gone away due to an expire - * we have been called as ->d_revalidate() and so - * we need to return false and proceed to ->lookup(). - */ - if (autofs4_expire_wait(dentry) == -EAGAIN) - return 0; - - /* - * A zero status is success otherwise we have a - * negative error code. - */ - status = try_to_fill_dentry(dentry, flags); - if (status == 0) - return 1; - - return status; - } - spin_unlock(&sbi->fs_lock); - - /* Negative dentry.. invalidate if "old" */ - if (dentry->d_inode == NULL) - return 0; - - /* Check for a non-mountpoint directory with no contents */ - spin_lock(&autofs4_lock); - spin_lock(&dentry->d_lock); - if (S_ISDIR(dentry->d_inode->i_mode) && - !d_mountpoint(dentry) && list_empty(&dentry->d_subdirs)) { - DPRINTK("dentry=%p %.*s, emptydir", - dentry, dentry->d_name.len, dentry->d_name.name); - spin_unlock(&dentry->d_lock); - spin_unlock(&autofs4_lock); - - /* The daemon never causes a mount to trigger */ - if (oz_mode) - return 1; - - /* - * A zero status is success otherwise we have a - * negative error code. - */ - status = try_to_fill_dentry(dentry, flags); - if (status == 0) - return 1; - - return status; - } - spin_unlock(&dentry->d_lock); - spin_unlock(&autofs4_lock); - - return 1; -} - void autofs4_dentry_release(struct dentry *de) { struct autofs_info *inf; @@ -398,11 +145,8 @@ void autofs4_dentry_release(struct dentry *de) DPRINTK("releasing %p", de); inf = autofs4_dentry_ino(de); - de->d_fsdata = NULL; - if (inf) { struct autofs_sb_info *sbi = autofs4_sbi(de->d_sb); - if (sbi) { spin_lock(&sbi->lookup_lock); if (!list_empty(&inf->active)) @@ -411,26 +155,10 @@ void autofs4_dentry_release(struct dentry *de) list_del(&inf->expiring); spin_unlock(&sbi->lookup_lock); } - - inf->dentry = NULL; - inf->inode = NULL; - autofs4_free_ino(inf); } } -/* For dentries of directories in the root dir */ -static const struct dentry_operations autofs4_root_dentry_operations = { - .d_revalidate = autofs4_revalidate, - .d_release = autofs4_dentry_release, -}; - -/* For other dentries */ -static const struct dentry_operations autofs4_dentry_operations = { - .d_revalidate = autofs4_revalidate, - .d_release = autofs4_dentry_release, -}; - static struct dentry *autofs4_lookup_active(struct dentry *dentry) { struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); @@ -541,50 +269,244 @@ next: return NULL; } +static int autofs4_mount_wait(struct dentry *dentry) +{ + struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_info *ino = autofs4_dentry_ino(dentry); + int status; + + if (ino->flags & AUTOFS_INF_PENDING) { + DPRINTK("waiting for mount name=%.*s", + dentry->d_name.len, dentry->d_name.name); + status = autofs4_wait(sbi, dentry, NFY_MOUNT); + DPRINTK("mount wait done status=%d", status); + ino->last_used = jiffies; + return status; + } + return 0; +} + +static int do_expire_wait(struct dentry *dentry) +{ + struct dentry *expiring; + + expiring = autofs4_lookup_expiring(dentry); + if (!expiring) + return autofs4_expire_wait(dentry); + else { + /* + * If we are racing with expire the request might not + * be quite complete, but the directory has been removed + * so it must have been successful, just wait for it. + */ + autofs4_expire_wait(expiring); + autofs4_del_expiring(expiring); + dput(expiring); + } + return 0; +} + +static struct dentry *autofs4_mountpoint_changed(struct path *path) +{ + struct dentry *dentry = path->dentry; + struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + + /* + * If this is an indirect mount the dentry could have gone away + * as a result of an expire and a new one created. + */ + if (autofs_type_indirect(sbi->type) && d_unhashed(dentry)) { + struct dentry *parent = dentry->d_parent; + struct dentry *new = d_lookup(parent, &dentry->d_name); + if (!new) + return NULL; + dput(path->dentry); + path->dentry = new; + } + return path->dentry; +} + +static struct vfsmount *autofs4_d_automount(struct path *path) +{ + struct dentry *dentry = path->dentry; + struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_info *ino = autofs4_dentry_ino(dentry); + int status; + + DPRINTK("dentry=%p %.*s", + dentry, dentry->d_name.len, dentry->d_name.name); + + /* + * Someone may have manually umounted this or it was a submount + * that has gone away. + */ + spin_lock(&dentry->d_lock); + if (!d_mountpoint(dentry) && list_empty(&dentry->d_subdirs)) { + if (!(dentry->d_flags & DCACHE_MANAGE_TRANSIT) && + (dentry->d_flags & DCACHE_NEED_AUTOMOUNT)) + __managed_dentry_set_transit(path->dentry); + } + spin_unlock(&dentry->d_lock); + + /* The daemon never triggers a mount. */ + if (autofs4_oz_mode(sbi)) + return NULL; + + /* + * If an expire request is pending everyone must wait. + * If the expire fails we're still mounted so continue + * the follow and return. A return of -EAGAIN (which only + * happens with indirect mounts) means the expire completed + * and the directory was removed, so just go ahead and try + * the mount. + */ + status = do_expire_wait(dentry); + if (status && status != -EAGAIN) + return NULL; + + /* Callback to the daemon to perform the mount or wait */ + spin_lock(&sbi->fs_lock); + if (ino->flags & AUTOFS_INF_PENDING) { + spin_unlock(&sbi->fs_lock); + status = autofs4_mount_wait(dentry); + if (status) + return ERR_PTR(status); + spin_lock(&sbi->fs_lock); + goto done; + } + + /* + * If the dentry is a symlink it's equivalent to a directory + * having d_mountpoint() true, so there's no need to call back + * to the daemon. + */ + if (dentry->d_inode && S_ISLNK(dentry->d_inode->i_mode)) + goto done; + if (!d_mountpoint(dentry)) { + /* + * It's possible that user space hasn't removed directories + * after umounting a rootless multi-mount, although it + * should. For v5 have_submounts() is sufficient to handle + * this because the leaves of the directory tree under the + * mount never trigger mounts themselves (they have an autofs + * trigger mount mounted on them). But v4 pseudo direct mounts + * do need the leaves to to trigger mounts. In this case we + * have no choice but to use the list_empty() check and + * require user space behave. + */ + if (sbi->version > 4) { + if (have_submounts(dentry)) + goto done; + } else { + spin_lock(&dentry->d_lock); + if (!list_empty(&dentry->d_subdirs)) { + spin_unlock(&dentry->d_lock); + goto done; + } + spin_unlock(&dentry->d_lock); + } + ino->flags |= AUTOFS_INF_PENDING; + spin_unlock(&sbi->fs_lock); + status = autofs4_mount_wait(dentry); + if (status) + return ERR_PTR(status); + spin_lock(&sbi->fs_lock); + ino->flags &= ~AUTOFS_INF_PENDING; + } +done: + if (!(ino->flags & AUTOFS_INF_EXPIRING)) { + /* + * Any needed mounting has been completed and the path updated + * so turn this into a normal dentry so we don't continually + * call ->d_automount() and ->d_manage(). + */ + spin_lock(&dentry->d_lock); + __managed_dentry_clear_transit(dentry); + /* + * Only clear DMANAGED_AUTOMOUNT for rootless multi-mounts and + * symlinks as in all other cases the dentry will be covered by + * an actual mount so ->d_automount() won't be called during + * the follow. + */ + if ((!d_mountpoint(dentry) && + !list_empty(&dentry->d_subdirs)) || + (dentry->d_inode && S_ISLNK(dentry->d_inode->i_mode))) + __managed_dentry_clear_automount(dentry); + spin_unlock(&dentry->d_lock); + } + spin_unlock(&sbi->fs_lock); + + /* Mount succeeded, check if we ended up with a new dentry */ + dentry = autofs4_mountpoint_changed(path); + if (!dentry) + return ERR_PTR(-ENOENT); + + return NULL; +} + +int autofs4_d_manage(struct dentry *dentry, bool mounting_here, bool rcu_walk) +{ + struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + + DPRINTK("dentry=%p %.*s", + dentry, dentry->d_name.len, dentry->d_name.name); + + /* The daemon never waits. */ + if (autofs4_oz_mode(sbi) || mounting_here) { + if (!d_mountpoint(dentry)) + return -EISDIR; + return 0; + } + + /* We need to sleep, so we need pathwalk to be in ref-mode */ + if (rcu_walk) + return -ECHILD; + + /* Wait for pending expires */ + do_expire_wait(dentry); + + /* + * This dentry may be under construction so wait on mount + * completion. + */ + return autofs4_mount_wait(dentry); +} + /* Lookups in the root directory */ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd) { struct autofs_sb_info *sbi; struct autofs_info *ino; - struct dentry *expiring, *active; - int oz_mode; + struct dentry *active; - DPRINTK("name = %.*s", - dentry->d_name.len, dentry->d_name.name); + DPRINTK("name = %.*s", dentry->d_name.len, dentry->d_name.name); /* File name too long to exist */ if (dentry->d_name.len > NAME_MAX) return ERR_PTR(-ENAMETOOLONG); sbi = autofs4_sbi(dir->i_sb); - oz_mode = autofs4_oz_mode(sbi); DPRINTK("pid = %u, pgrp = %u, catatonic = %d, oz_mode = %d", - current->pid, task_pgrp_nr(current), sbi->catatonic, oz_mode); + current->pid, task_pgrp_nr(current), sbi->catatonic, oz_mode); active = autofs4_lookup_active(dentry); if (active) { - dentry = active; - ino = autofs4_dentry_ino(dentry); + return active; } else { /* - * Mark the dentry incomplete but don't hash it. We do this - * to serialize our inode creation operations (symlink and - * mkdir) which prevents deadlock during the callback to - * the daemon. Subsequent user space lookups for the same - * dentry are placed on the wait queue while the daemon - * itself is allowed passage unresticted so the create - * operation itself can then hash the dentry. Finally, - * we check for the hashed dentry and return the newly - * hashed dentry. + * A dentry that is not within the root can never trigger a + * mount operation, unless the directory already exists, so we + * can return fail immediately. The daemon however does need + * to create directories within the file system. */ - d_set_d_op(dentry, &autofs4_root_dentry_operations); + if (!autofs4_oz_mode(sbi) && !IS_ROOT(dentry->d_parent)) + return ERR_PTR(-ENOENT); + + /* Mark entries in the root as mount triggers */ + if (autofs_type_indirect(sbi->type) && IS_ROOT(dentry->d_parent)) + __managed_dentry_set_managed(dentry); - /* - * And we need to ensure that the same dentry is used for - * all following lookup calls until it is hashed so that - * the dentry flags are persistent throughout the request. - */ ino = autofs4_init_ino(NULL, sbi, 0555); if (!ino) return ERR_PTR(-ENOMEM); @@ -596,82 +518,6 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s d_instantiate(dentry, NULL); } - - if (!oz_mode) { - mutex_unlock(&dir->i_mutex); - expiring = autofs4_lookup_expiring(dentry); - if (expiring) { - /* - * If we are racing with expire the request might not - * be quite complete but the directory has been removed - * so it must have been successful, so just wait for it. - */ - autofs4_expire_wait(expiring); - autofs4_del_expiring(expiring); - dput(expiring); - } - - spin_lock(&sbi->fs_lock); - ino->flags |= AUTOFS_INF_PENDING; - spin_unlock(&sbi->fs_lock); - if (dentry->d_op && dentry->d_op->d_revalidate) - (dentry->d_op->d_revalidate)(dentry, nd); - mutex_lock(&dir->i_mutex); - } - - /* - * If we are still pending, check if we had to handle - * a signal. If so we can force a restart.. - */ - if (ino->flags & AUTOFS_INF_PENDING) { - /* See if we were interrupted */ - if (signal_pending(current)) { - sigset_t *sigset = ¤t->pending.signal; - if (sigismember (sigset, SIGKILL) || - sigismember (sigset, SIGQUIT) || - sigismember (sigset, SIGINT)) { - if (active) - dput(active); - return ERR_PTR(-ERESTARTNOINTR); - } - } - if (!oz_mode) { - spin_lock(&sbi->fs_lock); - ino->flags &= ~AUTOFS_INF_PENDING; - spin_unlock(&sbi->fs_lock); - } - } - - /* - * If this dentry is unhashed, then we shouldn't honour this - * lookup. Returning ENOENT here doesn't do the right thing - * for all system calls, but it should be OK for the operations - * we permit from an autofs. - */ - if (!oz_mode && d_unhashed(dentry)) { - /* - * A user space application can (and has done in the past) - * remove and re-create this directory during the callback. - * This can leave us with an unhashed dentry, but a - * successful mount! So we need to perform another - * cached lookup in case the dentry now exists. - */ - struct dentry *parent = dentry->d_parent; - struct dentry *new = d_lookup(parent, &dentry->d_name); - if (new != NULL) - dentry = new; - else - dentry = ERR_PTR(-ENOENT); - - if (active) - dput(active); - - return dentry; - } - - if (active) - return active; - return NULL; } @@ -716,18 +562,12 @@ static int autofs4_dir_symlink(struct inode *dir, } d_add(dentry, inode); - if (dir == dir->i_sb->s_root->d_inode) - d_set_d_op(dentry, &autofs4_root_dentry_operations); - else - d_set_d_op(dentry, &autofs4_dentry_operations); - dentry->d_fsdata = ino; ino->dentry = dget(dentry); atomic_inc(&ino->count); p_ino = autofs4_dentry_ino(dentry->d_parent); if (p_ino && dentry->d_parent != dentry) atomic_inc(&p_ino->count); - ino->inode = inode; ino->u.symlink = cp; dir->i_mtime = CURRENT_TIME; @@ -782,6 +622,58 @@ static int autofs4_dir_unlink(struct inode *dir, struct dentry *dentry) return 0; } +/* + * Version 4 of autofs provides a pseudo direct mount implementation + * that relies on directories at the leaves of a directory tree under + * an indirect mount to trigger mounts. To allow for this we need to + * set the DMANAGED_AUTOMOUNT and DMANAGED_TRANSIT flags on the leaves + * of the directory tree. There is no need to clear the automount flag + * following a mount or restore it after an expire because these mounts + * are always covered. However, it is neccessary to ensure that these + * flags are clear on non-empty directories to avoid unnecessary calls + * during path walks. + */ +static void autofs_set_leaf_automount_flags(struct dentry *dentry) +{ + struct dentry *parent; + + /* root and dentrys in the root are already handled */ + if (IS_ROOT(dentry->d_parent)) + return; + + managed_dentry_set_managed(dentry); + + parent = dentry->d_parent; + /* only consider parents below dentrys in the root */ + if (IS_ROOT(parent->d_parent)) + return; + managed_dentry_clear_managed(parent); + return; +} + +static void autofs_clear_leaf_automount_flags(struct dentry *dentry) +{ + struct list_head *d_child; + struct dentry *parent; + + /* flags for dentrys in the root are handled elsewhere */ + if (IS_ROOT(dentry->d_parent)) + return; + + managed_dentry_clear_managed(dentry); + + parent = dentry->d_parent; + /* only consider parents below dentrys in the root */ + if (IS_ROOT(parent->d_parent)) + return; + d_child = &dentry->d_u.d_child; + /* Set parent managed if it's becoming empty */ + if (d_child->next == &parent->d_subdirs && + d_child->prev == &parent->d_subdirs) + managed_dentry_set_managed(parent); + return; +} + static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry) { struct autofs_sb_info *sbi = autofs4_sbi(dir->i_sb); @@ -809,6 +701,9 @@ static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry) spin_unlock(&dentry->d_lock); spin_unlock(&autofs4_lock); + if (sbi->version < 5) + autofs_clear_leaf_automount_flags(dentry); + if (atomic_dec_and_test(&ino->count)) { p_ino = autofs4_dentry_ino(dentry->d_parent); if (p_ino && dentry->d_parent != dentry) @@ -851,10 +746,8 @@ static int autofs4_dir_mkdir(struct inode *dir, struct dentry *dentry, int mode) } d_add(dentry, inode); - if (dir == dir->i_sb->s_root->d_inode) - d_set_d_op(dentry, &autofs4_root_dentry_operations); - else - d_set_d_op(dentry, &autofs4_dentry_operations); + if (sbi->version < 5) + autofs_set_leaf_automount_flags(dentry); dentry->d_fsdata = ino; ino->dentry = dget(dentry); @@ -862,7 +755,6 @@ static int autofs4_dir_mkdir(struct inode *dir, struct dentry *dentry, int mode) p_ino = autofs4_dentry_ino(dentry->d_parent); if (p_ino && dentry->d_parent != dentry) atomic_inc(&p_ino->count); - ino->inode = inode; inc_nlink(dir); dir->i_mtime = CURRENT_TIME; @@ -944,8 +836,7 @@ static inline int autofs4_ask_umount(struct vfsmount *mnt, int __user *p) int is_autofs4_dentry(struct dentry *dentry) { return dentry && dentry->d_inode && - (dentry->d_op == &autofs4_root_dentry_operations || - dentry->d_op == &autofs4_dentry_operations) && + dentry->d_op == &autofs4_dentry_operations && dentry->d_fsdata != NULL; } diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c index c5f8459..5601005 100644 --- a/fs/autofs4/waitq.c +++ b/fs/autofs4/waitq.c @@ -309,6 +309,9 @@ static int validate_request(struct autofs_wait_queue **wait, * completed while we waited on the mutex ... */ if (notify == NFY_MOUNT) { + struct dentry *new = NULL; + int valid = 1; + /* * If the dentry was successfully mounted while we slept * on the wait queue mutex we can return success. If it @@ -316,8 +319,20 @@ static int validate_request(struct autofs_wait_queue **wait, * a multi-mount with no mount at it's base) we can * continue on and create a new request. */ + if (!IS_ROOT(dentry)) { + if (dentry->d_inode && d_unhashed(dentry)) { + struct dentry *parent = dentry->d_parent; + new = d_lookup(parent, &dentry->d_name); + if (new) + dentry = new; + } + } if (have_submounts(dentry)) - return 0; + valid = 0; + + if (new) + dput(new); + return valid; } return 1; diff --git a/fs/block_dev.c b/fs/block_dev.c index fe3f59c1..333a7bb 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -432,6 +432,9 @@ static void init_once(void *foo) mutex_init(&bdev->bd_mutex); INIT_LIST_HEAD(&bdev->bd_inodes); INIT_LIST_HEAD(&bdev->bd_list); +#ifdef CONFIG_SYSFS + INIT_LIST_HEAD(&bdev->bd_holder_disks); +#endif inode_init_once(&ei->vfs_inode); /* Initialize mutex for freeze. */ mutex_init(&bdev->bd_fsfreeze_mutex); @@ -779,6 +782,23 @@ static struct block_device *bd_start_claiming(struct block_device *bdev, } #ifdef CONFIG_SYSFS +struct bd_holder_disk { + struct list_head list; + struct gendisk *disk; + int refcnt; +}; + +static struct bd_holder_disk *bd_find_holder_disk(struct block_device *bdev, + struct gendisk *disk) +{ + struct bd_holder_disk *holder; + + list_for_each_entry(holder, &bdev->bd_holder_disks, list) + if (holder->disk == disk) + return holder; + return NULL; +} + static int add_symlink(struct kobject *from, struct kobject *to) { return sysfs_create_link(from, to, kobject_name(to)); @@ -794,6 +814,8 @@ static void del_symlink(struct kobject *from, struct kobject *to) * @bdev: the claimed slave bdev * @disk: the holding disk * + * DON'T USE THIS UNLESS YOU'RE ALREADY USING IT. + * * This functions creates the following sysfs symlinks. * * - from "slaves" directory of the holder @disk to the claimed @bdev @@ -817,47 +839,83 @@ static void del_symlink(struct kobject *from, struct kobject *to) */ int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk) { + struct bd_holder_disk *holder; int ret = 0; mutex_lock(&bdev->bd_mutex); - WARN_ON_ONCE(!bdev->bd_holder || bdev->bd_holder_disk); + WARN_ON_ONCE(!bdev->bd_holder); /* FIXME: remove the following once add_disk() handles errors */ if (WARN_ON(!disk->slave_dir || !bdev->bd_part->holder_dir)) goto out_unlock; - ret = add_symlink(disk->slave_dir, &part_to_dev(bdev->bd_part)->kobj); - if (ret) + holder = bd_find_holder_disk(bdev, disk); + if (holder) { + holder->refcnt++; goto out_unlock; + } - ret = add_symlink(bdev->bd_part->holder_dir, &disk_to_dev(disk)->kobj); - if (ret) { - del_symlink(disk->slave_dir, &part_to_dev(bdev->bd_part)->kobj); + holder = kzalloc(sizeof(*holder), GFP_KERNEL); + if (!holder) { + ret = -ENOMEM; goto out_unlock; } - bdev->bd_holder_disk = disk; + INIT_LIST_HEAD(&holder->list); + holder->disk = disk; + holder->refcnt = 1; + + ret = add_symlink(disk->slave_dir, &part_to_dev(bdev->bd_part)->kobj); + if (ret) + goto out_free; + + ret = add_symlink(bdev->bd_part->holder_dir, &disk_to_dev(disk)->kobj); + if (ret) + goto out_del; + + list_add(&holder->list, &bdev->bd_holder_disks); + goto out_unlock; + +out_del: + del_symlink(disk->slave_dir, &part_to_dev(bdev->bd_part)->kobj); +out_free: + kfree(holder); out_unlock: mutex_unlock(&bdev->bd_mutex); return ret; } EXPORT_SYMBOL_GPL(bd_link_disk_holder); -static void bd_unlink_disk_holder(struct block_device *bdev) +/** + * bd_unlink_disk_holder - destroy symlinks created by bd_link_disk_holder() + * @bdev: the calimed slave bdev + * @disk: the holding disk + * + * DON'T USE THIS UNLESS YOU'RE ALREADY USING IT. + * + * CONTEXT: + * Might sleep. + */ +void bd_unlink_disk_holder(struct block_device *bdev, struct gendisk *disk) { - struct gendisk *disk = bdev->bd_holder_disk; + struct bd_holder_disk *holder; - bdev->bd_holder_disk = NULL; - if (!disk) - return; + mutex_lock(&bdev->bd_mutex); - del_symlink(disk->slave_dir, &part_to_dev(bdev->bd_part)->kobj); - del_symlink(bdev->bd_part->holder_dir, &disk_to_dev(disk)->kobj); + holder = bd_find_holder_disk(bdev, disk); + + if (!WARN_ON_ONCE(holder == NULL) && !--holder->refcnt) { + del_symlink(disk->slave_dir, &part_to_dev(bdev->bd_part)->kobj); + del_symlink(bdev->bd_part->holder_dir, + &disk_to_dev(disk)->kobj); + list_del_init(&holder->list); + kfree(holder); + } + + mutex_unlock(&bdev->bd_mutex); } -#else -static inline void bd_unlink_disk_holder(struct block_device *bdev) -{ } +EXPORT_SYMBOL_GPL(bd_unlink_disk_holder); #endif /** @@ -1380,7 +1438,6 @@ int blkdev_put(struct block_device *bdev, fmode_t mode) * unblock evpoll if it was a write holder. */ if (bdev_free) { - bd_unlink_disk_holder(bdev); if (bdev->bd_write_holder) { disk_unblock_events(bdev->bd_disk); bdev->bd_write_holder = false; diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index a142d20..b875d44 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -27,6 +27,7 @@ #include <linux/backing-dev.h> #include <linux/wait.h> #include <linux/slab.h> +#include <linux/kobject.h> #include <asm/kmap_types.h> #include "extent_io.h" #include "extent_map.h" diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c index c68a056..7ed3653 100644 --- a/fs/cifs/cifs_dfs_ref.c +++ b/fs/cifs/cifs_dfs_ref.c @@ -255,35 +255,6 @@ static struct vfsmount *cifs_dfs_do_refmount(struct cifs_sb_info *cifs_sb, } -static int add_mount_helper(struct vfsmount *newmnt, struct nameidata *nd, - struct list_head *mntlist) -{ - /* stolen from afs code */ - int err; - - mntget(newmnt); - err = do_add_mount(newmnt, &nd->path, nd->path.mnt->mnt_flags | MNT_SHRINKABLE, mntlist); - switch (err) { - case 0: - path_put(&nd->path); - nd->path.mnt = newmnt; - nd->path.dentry = dget(newmnt->mnt_root); - schedule_delayed_work(&cifs_dfs_automount_task, - cifs_dfs_mountpoint_expiry_timeout); - break; - case -EBUSY: - /* someone else made a mount here whilst we were busy */ - while (d_mountpoint(nd->path.dentry) && - follow_down(&nd->path)) - ; - err = 0; - default: - mntput(newmnt); - break; - } - return err; -} - static void dump_referral(const struct dfs_info3_param *ref) { cFYI(1, "DFS: ref path: %s", ref->path_name); @@ -293,45 +264,43 @@ static void dump_referral(const struct dfs_info3_param *ref) ref->path_consumed); } - -static void* -cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd) +/* + * Create a vfsmount that we can automount + */ +static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt) { struct dfs_info3_param *referrals = NULL; unsigned int num_referrals = 0; struct cifs_sb_info *cifs_sb; struct cifsSesInfo *ses; - char *full_path = NULL; + char *full_path; int xid, i; - int rc = 0; - struct vfsmount *mnt = ERR_PTR(-ENOENT); + int rc; + struct vfsmount *mnt; struct tcon_link *tlink; cFYI(1, "in %s", __func__); - BUG_ON(IS_ROOT(dentry)); + BUG_ON(IS_ROOT(mntpt)); xid = GetXid(); - dput(nd->path.dentry); - nd->path.dentry = dget(dentry); - /* * The MSDFS spec states that paths in DFS referral requests and * responses must be prefixed by a single '\' character instead of * the double backslashes usually used in the UNC. This function * gives us the latter, so we must adjust the result. */ - full_path = build_path_from_dentry(dentry); - if (full_path == NULL) { - rc = -ENOMEM; - goto out_err; - } + mnt = ERR_PTR(-ENOMEM); + full_path = build_path_from_dentry(mntpt); + if (full_path == NULL) + goto free_xid; - cifs_sb = CIFS_SB(dentry->d_inode->i_sb); + cifs_sb = CIFS_SB(mntpt->d_inode->i_sb); tlink = cifs_sb_tlink(cifs_sb); + mnt = ERR_PTR(-EINVAL); if (IS_ERR(tlink)) { - rc = PTR_ERR(tlink); - goto out_err; + mnt = ERR_CAST(tlink); + goto free_full_path; } ses = tlink_tcon(tlink)->ses; @@ -341,46 +310,63 @@ cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd) cifs_put_tlink(tlink); + mnt = ERR_PTR(-ENOENT); for (i = 0; i < num_referrals; i++) { int len; - dump_referral(referrals+i); + dump_referral(referrals + i); /* connect to a node */ len = strlen(referrals[i].node_name); if (len < 2) { cERROR(1, "%s: Net Address path too short: %s", __func__, referrals[i].node_name); - rc = -EINVAL; - goto out_err; + mnt = ERR_PTR(-EINVAL); + break; } mnt = cifs_dfs_do_refmount(cifs_sb, full_path, referrals + i); cFYI(1, "%s: cifs_dfs_do_refmount:%s , mnt:%p", __func__, referrals[i].node_name, mnt); - - /* complete mount procedure if we accured submount */ if (!IS_ERR(mnt)) - break; + goto success; } - /* we need it cause for() above could exit without valid submount */ - rc = PTR_ERR(mnt); - if (IS_ERR(mnt)) - goto out_err; - - rc = add_mount_helper(mnt, nd, &cifs_dfs_automount_list); + /* no valid submounts were found; return error from get_dfs_path() by + * preference */ + if (rc != 0) + mnt = ERR_PTR(rc); -out: - FreeXid(xid); +success: free_dfs_info_array(referrals, num_referrals); +free_full_path: kfree(full_path); +free_xid: + FreeXid(xid); cFYI(1, "leaving %s" , __func__); - return ERR_PTR(rc); -out_err: - path_put(&nd->path); - goto out; + return mnt; +} + +/* + * Attempt to automount the referral + */ +struct vfsmount *cifs_dfs_d_automount(struct path *path) +{ + struct vfsmount *newmnt; + + cFYI(1, "in %s", __func__); + + newmnt = cifs_dfs_do_automount(path->dentry); + if (IS_ERR(newmnt)) { + cFYI(1, "leaving %s [automount failed]" , __func__); + return newmnt; + } + + mntget(newmnt); /* prevent immediate expiration */ + mnt_set_expiry(newmnt, &cifs_dfs_automount_list); + schedule_delayed_work(&cifs_dfs_automount_task, + cifs_dfs_mountpoint_expiry_timeout); + cFYI(1, "leaving %s [ok]" , __func__); + return newmnt; } const struct inode_operations cifs_dfs_referral_inode_operations = { - .follow_link = cifs_dfs_follow_mountpoint, }; - diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h index 897b2b2..851030f 100644 --- a/fs/cifs/cifsfs.h +++ b/fs/cifs/cifsfs.h @@ -93,6 +93,12 @@ extern int cifs_readdir(struct file *file, void *direntry, filldir_t filldir); extern const struct dentry_operations cifs_dentry_ops; extern const struct dentry_operations cifs_ci_dentry_ops; +#ifdef CONFIG_CIFS_DFS_UPCALL +extern struct vfsmount *cifs_dfs_d_automount(struct path *path); +#else +#define cifs_dfs_d_automount NULL +#endif + /* Functions related to symlinks */ extern void *cifs_follow_link(struct dentry *direntry, struct nameidata *nd); extern void cifs_put_link(struct dentry *direntry, diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 1e95dd6..dd5f229 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -675,6 +675,7 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd) const struct dentry_operations cifs_dentry_ops = { .d_revalidate = cifs_d_revalidate, + .d_automount = cifs_dfs_d_automount, /* d_delete: cifs_d_delete, */ /* not needed except for debugging */ }; @@ -711,4 +712,5 @@ const struct dentry_operations cifs_ci_dentry_ops = { .d_revalidate = cifs_d_revalidate, .d_hash = cifs_ci_hash, .d_compare = cifs_ci_compare, + .d_automount = cifs_dfs_d_automount, }; diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index b06b606..6c9ee80 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -32,7 +32,7 @@ #include "fscache.h" -static void cifs_set_ops(struct inode *inode, const bool is_dfs_referral) +static void cifs_set_ops(struct inode *inode) { struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb); @@ -60,7 +60,7 @@ static void cifs_set_ops(struct inode *inode, const bool is_dfs_referral) break; case S_IFDIR: #ifdef CONFIG_CIFS_DFS_UPCALL - if (is_dfs_referral) { + if (IS_AUTOMOUNT(inode)) { inode->i_op = &cifs_dfs_referral_inode_operations; } else { #else /* NO DFS support, treat as a directory */ @@ -167,7 +167,9 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr) } spin_unlock(&inode->i_lock); - cifs_set_ops(inode, fattr->cf_flags & CIFS_FATTR_DFS_REFERRAL); + if (fattr->cf_flags & CIFS_FATTR_DFS_REFERRAL) + inode->i_flags |= S_AUTOMOUNT; + cifs_set_ops(inode); } void diff --git a/fs/dcache.c b/fs/dcache.c index 0c6d5c5..9f493ee 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1357,8 +1357,8 @@ EXPORT_SYMBOL(d_alloc_name); void d_set_d_op(struct dentry *dentry, const struct dentry_operations *op) { - BUG_ON(dentry->d_op); - BUG_ON(dentry->d_flags & (DCACHE_OP_HASH | + WARN_ON_ONCE(dentry->d_op); + WARN_ON_ONCE(dentry->d_flags & (DCACHE_OP_HASH | DCACHE_OP_COMPARE | DCACHE_OP_REVALIDATE | DCACHE_OP_DELETE )); @@ -1380,8 +1380,11 @@ EXPORT_SYMBOL(d_set_d_op); static void __d_instantiate(struct dentry *dentry, struct inode *inode) { spin_lock(&dentry->d_lock); - if (inode) + if (inode) { + if (unlikely(IS_AUTOMOUNT(inode))) + dentry->d_flags |= DCACHE_NEED_AUTOMOUNT; list_add(&dentry->d_alias, &inode->i_dentry); + } dentry->d_inode = inode; dentry_rcuwalk_barrier(dentry); spin_unlock(&dentry->d_lock); diff --git a/fs/fs_struct.c b/fs/fs_struct.c index 68ca487..78b519c 100644 --- a/fs/fs_struct.c +++ b/fs/fs_struct.c @@ -4,6 +4,19 @@ #include <linux/path.h> #include <linux/slab.h> #include <linux/fs_struct.h> +#include "internal.h" + +static inline void path_get_longterm(struct path *path) +{ + path_get(path); + mnt_make_longterm(path->mnt); +} + +static inline void path_put_longterm(struct path *path) +{ + mnt_make_shortterm(path->mnt); + path_put(path); +} /* * Replace the fs->{rootmnt,root} with {mnt,dentry}. Put the old values. @@ -17,11 +30,11 @@ void set_fs_root(struct fs_struct *fs, struct path *path) write_seqcount_begin(&fs->seq); old_root = fs->root; fs->root = *path; - path_get_long(path); + path_get_longterm(path); write_seqcount_end(&fs->seq); spin_unlock(&fs->lock); if (old_root.dentry) - path_put_long(&old_root); + path_put_longterm(&old_root); } /* @@ -36,12 +49,12 @@ void set_fs_pwd(struct fs_struct *fs, struct path *path) write_seqcount_begin(&fs->seq); old_pwd = fs->pwd; fs->pwd = *path; - path_get_long(path); + path_get_longterm(path); write_seqcount_end(&fs->seq); spin_unlock(&fs->lock); if (old_pwd.dentry) - path_put_long(&old_pwd); + path_put_longterm(&old_pwd); } void chroot_fs_refs(struct path *old_root, struct path *new_root) @@ -59,13 +72,13 @@ void chroot_fs_refs(struct path *old_root, struct path *new_root) write_seqcount_begin(&fs->seq); if (fs->root.dentry == old_root->dentry && fs->root.mnt == old_root->mnt) { - path_get_long(new_root); + path_get_longterm(new_root); fs->root = *new_root; count++; } if (fs->pwd.dentry == old_root->dentry && fs->pwd.mnt == old_root->mnt) { - path_get_long(new_root); + path_get_longterm(new_root); fs->pwd = *new_root; count++; } @@ -76,13 +89,13 @@ void chroot_fs_refs(struct path *old_root, struct path *new_root) } while_each_thread(g, p); read_unlock(&tasklist_lock); while (count--) - path_put_long(old_root); + path_put_longterm(old_root); } void free_fs_struct(struct fs_struct *fs) { - path_put_long(&fs->root); - path_put_long(&fs->pwd); + path_put_longterm(&fs->root); + path_put_longterm(&fs->pwd); kmem_cache_free(fs_cachep, fs); } @@ -118,9 +131,9 @@ struct fs_struct *copy_fs_struct(struct fs_struct *old) spin_lock(&old->lock); fs->root = old->root; - path_get_long(&fs->root); + path_get_longterm(&fs->root); fs->pwd = old->pwd; - path_get_long(&fs->pwd); + path_get_longterm(&fs->pwd); spin_unlock(&old->lock); } return fs; diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c index b9f34ea..48a18f1 100644 --- a/fs/fscache/operation.c +++ b/fs/fscache/operation.c @@ -101,7 +101,7 @@ int fscache_submit_exclusive_op(struct fscache_object *object, object->n_ops++; object->n_exclusive++; /* reads and writes must wait */ - if (object->n_ops > 0) { + if (object->n_ops > 1) { atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); fscache_stat(&fscache_n_op_pend); diff --git a/fs/internal.h b/fs/internal.h index 9687c2e..12ccb86 100644 --- a/fs/internal.h +++ b/fs/internal.h @@ -70,6 +70,11 @@ extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *, extern void release_mounts(struct list_head *); extern void umount_tree(struct vfsmount *, int, struct list_head *); extern struct vfsmount *copy_tree(struct vfsmount *, struct dentry *, int); +extern int do_add_mount(struct vfsmount *, struct path *, int); +extern void mnt_clear_expiry(struct vfsmount *); + +extern void mnt_make_longterm(struct vfsmount *); +extern void mnt_make_shortterm(struct vfsmount *); extern void __init mnt_init(void); @@ -444,15 +444,9 @@ static void lease_release_private_callback(struct file_lock *fl) fl->fl_file->f_owner.signum = 0; } -static int lease_mylease_callback(struct file_lock *fl, struct file_lock *try) -{ - return fl->fl_file == try->fl_file; -} - static const struct lock_manager_operations lease_manager_ops = { .fl_break = lease_break_callback, .fl_release_private = lease_release_private_callback, - .fl_mylease = lease_mylease_callback, .fl_change = lease_modify, }; @@ -1405,7 +1399,7 @@ int generic_setlease(struct file *filp, long arg, struct file_lock **flp) for (before = &inode->i_flock; ((fl = *before) != NULL) && IS_LEASE(fl); before = &fl->fl_next) { - if (lease->fl_lmops->fl_mylease(fl, lease)) + if (fl->fl_file == filp) my_before = before; else if (fl->fl_type == (F_INPROGRESS | F_UNLCK)) /* @@ -368,18 +368,6 @@ void path_get(struct path *path) EXPORT_SYMBOL(path_get); /** - * path_get_long - get a long reference to a path - * @path: path to get the reference to - * - * Given a path increment the reference count to the dentry and the vfsmount. - */ -void path_get_long(struct path *path) -{ - mntget_long(path->mnt); - dget(path->dentry); -} - -/** * path_put - put a reference to a path * @path: path to put the reference to * @@ -393,18 +381,6 @@ void path_put(struct path *path) EXPORT_SYMBOL(path_put); /** - * path_put_long - put a long reference to a path - * @path: path to put the reference to - * - * Given a path decrement the reference count to the dentry and the vfsmount. - */ -void path_put_long(struct path *path) -{ - dput(path->dentry); - mntput_long(path->mnt); -} - -/** * nameidata_drop_rcu - drop this nameidata out of rcu-walk * @nd: nameidata pathwalk data to drop * Returns: 0 on success, -ECHILD on failure @@ -779,7 +755,8 @@ static void path_put_conditional(struct path *path, struct nameidata *nd) mntput(path->mnt); } -static inline void path_to_nameidata(struct path *path, struct nameidata *nd) +static inline void path_to_nameidata(const struct path *path, + struct nameidata *nd) { if (!(nd->flags & LOOKUP_RCU)) { dput(nd->path.dentry); @@ -791,20 +768,16 @@ static inline void path_to_nameidata(struct path *path, struct nameidata *nd) } static __always_inline int -__do_follow_link(struct path *path, struct nameidata *nd, void **p) +__do_follow_link(const struct path *link, struct nameidata *nd, void **p) { int error; - struct dentry *dentry = path->dentry; + struct dentry *dentry = link->dentry; - touch_atime(path->mnt, dentry); + touch_atime(link->mnt, dentry); nd_set_link(nd, NULL); - if (path->mnt != nd->path.mnt) { - path_to_nameidata(path, nd); - nd->inode = nd->path.dentry->d_inode; - dget(dentry); - } - mntget(path->mnt); + if (link->mnt == nd->path.mnt) + mntget(link->mnt); nd->last_type = LAST_BIND; *p = dentry->d_inode->i_op->follow_link(dentry, nd); @@ -895,54 +868,169 @@ int follow_up(struct path *path) } /* - * serialization is taken care of in namespace.c + * Perform an automount + * - return -EISDIR to tell follow_managed() to stop and return the path we + * were called with. */ -static void __follow_mount_rcu(struct nameidata *nd, struct path *path, - struct inode **inode) +static int follow_automount(struct path *path, unsigned flags, + bool *need_mntput) { - while (d_mountpoint(path->dentry)) { - struct vfsmount *mounted; - mounted = __lookup_mnt(path->mnt, path->dentry, 1); - if (!mounted) - return; - path->mnt = mounted; - path->dentry = mounted->mnt_root; - nd->seq = read_seqcount_begin(&path->dentry->d_seq); - *inode = path->dentry->d_inode; + struct vfsmount *mnt; + int err; + + if (!path->dentry->d_op || !path->dentry->d_op->d_automount) + return -EREMOTE; + + /* We don't want to mount if someone supplied AT_NO_AUTOMOUNT + * and this is the terminal part of the path. + */ + if ((flags & LOOKUP_NO_AUTOMOUNT) && !(flags & LOOKUP_CONTINUE)) + return -EISDIR; /* we actually want to stop here */ + + /* We want to mount if someone is trying to open/create a file of any + * type under the mountpoint, wants to traverse through the mountpoint + * or wants to open the mounted directory. + * + * We don't want to mount if someone's just doing a stat and they've + * set AT_SYMLINK_NOFOLLOW - unless they're stat'ing a directory and + * appended a '/' to the name. + */ + if (!(flags & LOOKUP_FOLLOW) && + !(flags & (LOOKUP_CONTINUE | LOOKUP_DIRECTORY | + LOOKUP_OPEN | LOOKUP_CREATE))) + return -EISDIR; + + current->total_link_count++; + if (current->total_link_count >= 40) + return -ELOOP; + + mnt = path->dentry->d_op->d_automount(path); + if (IS_ERR(mnt)) { + /* + * The filesystem is allowed to return -EISDIR here to indicate + * it doesn't want to automount. For instance, autofs would do + * this so that its userspace daemon can mount on this dentry. + * + * However, we can only permit this if it's a terminal point in + * the path being looked up; if it wasn't then the remainder of + * the path is inaccessible and we should say so. + */ + if (PTR_ERR(mnt) == -EISDIR && (flags & LOOKUP_CONTINUE)) + return -EREMOTE; + return PTR_ERR(mnt); } -} -static int __follow_mount(struct path *path) -{ - int res = 0; - while (d_mountpoint(path->dentry)) { - struct vfsmount *mounted = lookup_mnt(path); - if (!mounted) - break; + if (!mnt) /* mount collision */ + return 0; + + /* The new mount record should have at least 2 refs to prevent it being + * expired before we get a chance to add it + */ + BUG_ON(mnt_get_count(mnt) < 2); + + if (mnt->mnt_sb == path->mnt->mnt_sb && + mnt->mnt_root == path->dentry) { + mnt_clear_expiry(mnt); + mntput(mnt); + mntput(mnt); + return -ELOOP; + } + + /* We need to add the mountpoint to the parent. The filesystem may + * have placed it on an expiry list, and so we need to make sure it + * won't be expired under us if do_add_mount() fails (do_add_mount() + * will eat a reference unconditionally). + */ + mntget(mnt); + err = do_add_mount(mnt, path, path->mnt->mnt_flags | MNT_SHRINKABLE); + switch (err) { + case -EBUSY: + /* Someone else made a mount here whilst we were busy */ + err = 0; + default: + mnt_clear_expiry(mnt); + mntput(mnt); + mntput(mnt); + return err; + case 0: + mntput(mnt); dput(path->dentry); - if (res) + if (*need_mntput) mntput(path->mnt); - path->mnt = mounted; - path->dentry = dget(mounted->mnt_root); - res = 1; + path->mnt = mnt; + path->dentry = dget(mnt->mnt_root); + *need_mntput = true; + return 0; } - return res; } -static void follow_mount(struct path *path) +/* + * Handle a dentry that is managed in some way. + * - Flagged for transit management (autofs) + * - Flagged as mountpoint + * - Flagged as automount point + * + * This may only be called in refwalk mode. + * + * Serialization is taken care of in namespace.c + */ +static int follow_managed(struct path *path, unsigned flags) { - while (d_mountpoint(path->dentry)) { - struct vfsmount *mounted = lookup_mnt(path); - if (!mounted) - break; - dput(path->dentry); - mntput(path->mnt); - path->mnt = mounted; - path->dentry = dget(mounted->mnt_root); + unsigned managed; + bool need_mntput = false; + int ret; + + /* Given that we're not holding a lock here, we retain the value in a + * local variable for each dentry as we look at it so that we don't see + * the components of that value change under us */ + while (managed = ACCESS_ONCE(path->dentry->d_flags), + managed &= DCACHE_MANAGED_DENTRY, + unlikely(managed != 0)) { + /* Allow the filesystem to manage the transit without i_mutex + * being held. */ + if (managed & DCACHE_MANAGE_TRANSIT) { + BUG_ON(!path->dentry->d_op); + BUG_ON(!path->dentry->d_op->d_manage); + ret = path->dentry->d_op->d_manage(path->dentry, + false, false); + if (ret < 0) + return ret == -EISDIR ? 0 : ret; + } + + /* Transit to a mounted filesystem. */ + if (managed & DCACHE_MOUNTED) { + struct vfsmount *mounted = lookup_mnt(path); + if (mounted) { + dput(path->dentry); + if (need_mntput) + mntput(path->mnt); + path->mnt = mounted; + path->dentry = dget(mounted->mnt_root); + need_mntput = true; + continue; + } + + /* Something is mounted on this dentry in another + * namespace and/or whatever was mounted there in this + * namespace got unmounted before we managed to get the + * vfsmount_lock */ + } + + /* Handle an automount point */ + if (managed & DCACHE_NEED_AUTOMOUNT) { + ret = follow_automount(path, flags, &need_mntput); + if (ret < 0) + return ret == -EISDIR ? 0 : ret; + continue; + } + + /* We didn't change the current path point */ + break; } + return 0; } -int follow_down(struct path *path) +int follow_down_one(struct path *path) { struct vfsmount *mounted; @@ -957,13 +1045,41 @@ int follow_down(struct path *path) return 0; } +/* + * Skip to top of mountpoint pile in rcuwalk mode. We abort the rcu-walk if we + * meet a managed dentry and we're not walking to "..". True is returned to + * continue, false to abort. + */ +static bool __follow_mount_rcu(struct nameidata *nd, struct path *path, + struct inode **inode, bool reverse_transit) +{ + while (d_mountpoint(path->dentry)) { + struct vfsmount *mounted; + if (unlikely(path->dentry->d_flags & DCACHE_MANAGE_TRANSIT) && + !reverse_transit && + path->dentry->d_op->d_manage(path->dentry, false, true) < 0) + return false; + mounted = __lookup_mnt(path->mnt, path->dentry, 1); + if (!mounted) + break; + path->mnt = mounted; + path->dentry = mounted->mnt_root; + nd->seq = read_seqcount_begin(&path->dentry->d_seq); + *inode = path->dentry->d_inode; + } + + if (unlikely(path->dentry->d_flags & DCACHE_NEED_AUTOMOUNT)) + return reverse_transit; + return true; +} + static int follow_dotdot_rcu(struct nameidata *nd) { struct inode *inode = nd->inode; set_root_rcu(nd); - while(1) { + while (1) { if (nd->path.dentry == nd->root.dentry && nd->path.mnt == nd->root.mnt) { break; @@ -986,12 +1102,80 @@ static int follow_dotdot_rcu(struct nameidata *nd) nd->seq = read_seqcount_begin(&nd->path.dentry->d_seq); inode = nd->path.dentry->d_inode; } - __follow_mount_rcu(nd, &nd->path, &inode); + __follow_mount_rcu(nd, &nd->path, &inode, true); nd->inode = inode; return 0; } +/* + * Follow down to the covering mount currently visible to userspace. At each + * point, the filesystem owning that dentry may be queried as to whether the + * caller is permitted to proceed or not. + * + * Care must be taken as namespace_sem may be held (indicated by mounting_here + * being true). + */ +int follow_down(struct path *path, bool mounting_here) +{ + unsigned managed; + int ret; + + while (managed = ACCESS_ONCE(path->dentry->d_flags), + unlikely(managed & DCACHE_MANAGED_DENTRY)) { + /* Allow the filesystem to manage the transit without i_mutex + * being held. + * + * We indicate to the filesystem if someone is trying to mount + * something here. This gives autofs the chance to deny anyone + * other than its daemon the right to mount on its + * superstructure. + * + * The filesystem may sleep at this point. + */ + if (managed & DCACHE_MANAGE_TRANSIT) { + BUG_ON(!path->dentry->d_op); + BUG_ON(!path->dentry->d_op->d_manage); + ret = path->dentry->d_op->d_manage( + path->dentry, mounting_here, false); + if (ret < 0) + return ret == -EISDIR ? 0 : ret; + } + + /* Transit to a mounted filesystem. */ + if (managed & DCACHE_MOUNTED) { + struct vfsmount *mounted = lookup_mnt(path); + if (!mounted) + break; + dput(path->dentry); + mntput(path->mnt); + path->mnt = mounted; + path->dentry = dget(mounted->mnt_root); + continue; + } + + /* Don't handle automount points here */ + break; + } + return 0; +} + +/* + * Skip to top of mountpoint pile in refwalk mode for follow_dotdot() + */ +static void follow_mount(struct path *path) +{ + while (d_mountpoint(path->dentry)) { + struct vfsmount *mounted = lookup_mnt(path); + if (!mounted) + break; + dput(path->dentry); + mntput(path->mnt); + path->mnt = mounted; + path->dentry = dget(mounted->mnt_root); + } +} + static void follow_dotdot(struct nameidata *nd) { set_root(nd); @@ -1056,12 +1240,14 @@ static int do_lookup(struct nameidata *nd, struct qstr *name, struct vfsmount *mnt = nd->path.mnt; struct dentry *dentry, *parent = nd->path.dentry; struct inode *dir; + int err; + /* * See if the low-level filesystem might want * to use its own hash.. */ if (unlikely(parent->d_flags & DCACHE_OP_HASH)) { - int err = parent->d_op->d_hash(parent, nd->inode, name); + err = parent->d_op->d_hash(parent, nd->inode, name); if (err < 0) return err; } @@ -1088,22 +1274,28 @@ static int do_lookup(struct nameidata *nd, struct qstr *name, nd->seq = seq; if (dentry->d_flags & DCACHE_OP_REVALIDATE) goto need_revalidate; +done2: path->mnt = mnt; path->dentry = dentry; - __follow_mount_rcu(nd, path, inode); - } else { - dentry = __d_lookup(parent, name); - if (!dentry) - goto need_lookup; + if (likely(__follow_mount_rcu(nd, path, inode, false))) + return 0; + if (nameidata_drop_rcu(nd)) + return -ECHILD; + /* fallthru */ + } + dentry = __d_lookup(parent, name); + if (!dentry) + goto need_lookup; found: - if (dentry->d_flags & DCACHE_OP_REVALIDATE) - goto need_revalidate; + if (dentry->d_flags & DCACHE_OP_REVALIDATE) + goto need_revalidate; done: - path->mnt = mnt; - path->dentry = dentry; - __follow_mount(path); - *inode = path->dentry->d_inode; - } + path->mnt = mnt; + path->dentry = dentry; + err = follow_managed(path, nd->flags); + if (unlikely(err < 0)) + return err; + *inode = path->dentry->d_inode; return 0; need_lookup: @@ -1142,6 +1334,8 @@ need_revalidate: goto need_lookup; if (IS_ERR(dentry)) goto fail; + if (nd->flags & LOOKUP_RCU) + goto done2; goto done; fail: @@ -1149,17 +1343,6 @@ fail: } /* - * This is a temporary kludge to deal with "automount" symlinks; proper - * solution is to trigger them on follow_mount(), so that do_lookup() - * would DTRT. To be killed before 2.6.34-final. - */ -static inline int follow_on_final(struct inode *inode, unsigned lookup_flags) -{ - return inode && unlikely(inode->i_op->follow_link) && - ((lookup_flags & LOOKUP_FOLLOW) || S_ISDIR(inode->i_mode)); -} - -/* * Name resolution. * This is the basic name resolution function, turning a pathname into * the final dentry. We expect 'base' to be positive and a directory. @@ -1297,7 +1480,8 @@ last_component: err = do_lookup(nd, &this, &next, &inode); if (err) break; - if (follow_on_final(inode, lookup_flags)) { + if (inode && unlikely(inode->i_op->follow_link) && + (lookup_flags & LOOKUP_FOLLOW)) { if (nameidata_dentry_drop_rcu_maybe(nd, next.dentry)) return -ECHILD; BUG_ON(inode != next.dentry->d_inode); @@ -2199,11 +2383,9 @@ static struct file *do_last(struct nameidata *nd, struct path *path, if (open_flag & O_EXCL) goto exit_dput; - if (__follow_mount(path)) { - error = -ELOOP; - if (open_flag & O_NOFOLLOW) - goto exit_dput; - } + error = follow_managed(path, nd->flags); + if (error < 0) + goto exit_dput; error = -ENOENT; if (!path->dentry->d_inode) @@ -2348,11 +2530,11 @@ reval: nd.flags = flags; filp = do_last(&nd, &path, open_flag, acc_mode, mode, pathname); while (unlikely(!filp)) { /* trailing symlink */ - struct path holder; + struct path link = path; + struct inode *linki = link.dentry->d_inode; void *cookie; error = -ELOOP; - /* S_ISDIR part is a temporary automount kludge */ - if (!(nd.flags & LOOKUP_FOLLOW) && !S_ISDIR(nd.inode->i_mode)) + if (!(nd.flags & LOOKUP_FOLLOW)) goto exit_dput; if (count++ == 32) goto exit_dput; @@ -2368,23 +2550,22 @@ reval: * just set LAST_BIND. */ nd.flags |= LOOKUP_PARENT; - error = security_inode_follow_link(path.dentry, &nd); + error = security_inode_follow_link(link.dentry, &nd); if (error) goto exit_dput; - error = __do_follow_link(&path, &nd, &cookie); + error = __do_follow_link(&link, &nd, &cookie); if (unlikely(error)) { - if (!IS_ERR(cookie) && nd.inode->i_op->put_link) - nd.inode->i_op->put_link(path.dentry, &nd, cookie); + if (!IS_ERR(cookie) && linki->i_op->put_link) + linki->i_op->put_link(link.dentry, &nd, cookie); /* nd.path had been dropped */ - nd.path = path; + nd.path = link; goto out_path; } - holder = path; nd.flags &= ~LOOKUP_PARENT; filp = do_last(&nd, &path, open_flag, acc_mode, mode, pathname); - if (nd.inode->i_op->put_link) - nd.inode->i_op->put_link(holder.dentry, &nd, cookie); - path_put(&holder); + if (linki->i_op->put_link) + linki->i_op->put_link(link.dentry, &nd, cookie); + path_put(&link); } out: if (nd.root.mnt) @@ -3412,6 +3593,7 @@ const struct inode_operations page_symlink_inode_operations = { }; EXPORT_SYMBOL(user_path_at); +EXPORT_SYMBOL(follow_down_one); EXPORT_SYMBOL(follow_down); EXPORT_SYMBOL(follow_up); EXPORT_SYMBOL(get_write_access); /* binfmt_aout */ diff --git a/fs/namespace.c b/fs/namespace.c index 3ddfd90..9f544f3 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -183,7 +183,7 @@ static inline void mnt_dec_count(struct vfsmount *mnt) unsigned int mnt_get_count(struct vfsmount *mnt) { #ifdef CONFIG_SMP - unsigned int count = atomic_read(&mnt->mnt_longrefs); + unsigned int count = 0; int cpu; for_each_possible_cpu(cpu) { @@ -217,7 +217,7 @@ struct vfsmount *alloc_vfsmnt(const char *name) if (!mnt->mnt_pcp) goto out_free_devname; - atomic_set(&mnt->mnt_longrefs, 1); + this_cpu_add(mnt->mnt_pcp->mnt_count, 1); #else mnt->mnt_count = 1; mnt->mnt_writers = 0; @@ -611,6 +611,21 @@ static void attach_mnt(struct vfsmount *mnt, struct path *path) list_add_tail(&mnt->mnt_child, &path->mnt->mnt_mounts); } +static inline void __mnt_make_longterm(struct vfsmount *mnt) +{ +#ifdef CONFIG_SMP + atomic_inc(&mnt->mnt_longterm); +#endif +} + +/* needs vfsmount lock for write */ +static inline void __mnt_make_shortterm(struct vfsmount *mnt) +{ +#ifdef CONFIG_SMP + atomic_dec(&mnt->mnt_longterm); +#endif +} + /* * vfsmount lock must be held for write */ @@ -624,8 +639,11 @@ static void commit_tree(struct vfsmount *mnt) BUG_ON(parent == mnt); list_add_tail(&head, &mnt->mnt_list); - list_for_each_entry(m, &head, mnt_list) + list_for_each_entry(m, &head, mnt_list) { m->mnt_ns = n; + __mnt_make_longterm(m); + } + list_splice(&head, n->list.prev); list_add_tail(&mnt->mnt_hash, mount_hashtable + @@ -734,51 +752,30 @@ static inline void mntfree(struct vfsmount *mnt) deactivate_super(sb); } -#ifdef CONFIG_SMP -static inline void __mntput(struct vfsmount *mnt, int longrefs) +static void mntput_no_expire(struct vfsmount *mnt) { - if (!longrefs) { put_again: - br_read_lock(vfsmount_lock); - if (likely(atomic_read(&mnt->mnt_longrefs))) { - mnt_dec_count(mnt); - br_read_unlock(vfsmount_lock); - return; - } +#ifdef CONFIG_SMP + br_read_lock(vfsmount_lock); + if (likely(atomic_read(&mnt->mnt_longterm))) { + mnt_dec_count(mnt); br_read_unlock(vfsmount_lock); - } else { - BUG_ON(!atomic_read(&mnt->mnt_longrefs)); - if (atomic_add_unless(&mnt->mnt_longrefs, -1, 1)) - return; + return; } + br_read_unlock(vfsmount_lock); br_write_lock(vfsmount_lock); - if (!longrefs) - mnt_dec_count(mnt); - else - atomic_dec(&mnt->mnt_longrefs); + mnt_dec_count(mnt); if (mnt_get_count(mnt)) { br_write_unlock(vfsmount_lock); return; } - if (unlikely(mnt->mnt_pinned)) { - mnt_add_count(mnt, mnt->mnt_pinned + 1); - mnt->mnt_pinned = 0; - br_write_unlock(vfsmount_lock); - acct_auto_close_mnt(mnt); - goto put_again; - } - br_write_unlock(vfsmount_lock); - mntfree(mnt); -} #else -static inline void __mntput(struct vfsmount *mnt, int longrefs) -{ -put_again: mnt_dec_count(mnt); if (likely(mnt_get_count(mnt))) return; br_write_lock(vfsmount_lock); +#endif if (unlikely(mnt->mnt_pinned)) { mnt_add_count(mnt, mnt->mnt_pinned + 1); mnt->mnt_pinned = 0; @@ -789,12 +786,6 @@ put_again: br_write_unlock(vfsmount_lock); mntfree(mnt); } -#endif - -static void mntput_no_expire(struct vfsmount *mnt) -{ - __mntput(mnt, 0); -} void mntput(struct vfsmount *mnt) { @@ -802,7 +793,7 @@ void mntput(struct vfsmount *mnt) /* avoid cacheline pingpong, hope gcc doesn't get "smart" */ if (unlikely(mnt->mnt_expiry_mark)) mnt->mnt_expiry_mark = 0; - __mntput(mnt, 0); + mntput_no_expire(mnt); } } EXPORT_SYMBOL(mntput); @@ -815,33 +806,6 @@ struct vfsmount *mntget(struct vfsmount *mnt) } EXPORT_SYMBOL(mntget); -void mntput_long(struct vfsmount *mnt) -{ -#ifdef CONFIG_SMP - if (mnt) { - /* avoid cacheline pingpong, hope gcc doesn't get "smart" */ - if (unlikely(mnt->mnt_expiry_mark)) - mnt->mnt_expiry_mark = 0; - __mntput(mnt, 1); - } -#else - mntput(mnt); -#endif -} -EXPORT_SYMBOL(mntput_long); - -struct vfsmount *mntget_long(struct vfsmount *mnt) -{ -#ifdef CONFIG_SMP - if (mnt) - atomic_inc(&mnt->mnt_longrefs); - return mnt; -#else - return mntget(mnt); -#endif -} -EXPORT_SYMBOL(mntget_long); - void mnt_pin(struct vfsmount *mnt) { br_write_lock(vfsmount_lock); @@ -1216,7 +1180,7 @@ void release_mounts(struct list_head *head) dput(dentry); mntput(m); } - mntput_long(mnt); + mntput(mnt); } } @@ -1226,19 +1190,21 @@ void release_mounts(struct list_head *head) */ void umount_tree(struct vfsmount *mnt, int propagate, struct list_head *kill) { + LIST_HEAD(tmp_list); struct vfsmount *p; for (p = mnt; p; p = next_mnt(p, mnt)) - list_move(&p->mnt_hash, kill); + list_move(&p->mnt_hash, &tmp_list); if (propagate) - propagate_umount(kill); + propagate_umount(&tmp_list); - list_for_each_entry(p, kill, mnt_hash) { + list_for_each_entry(p, &tmp_list, mnt_hash) { list_del_init(&p->mnt_expire); list_del_init(&p->mnt_list); __touch_mnt_namespace(p->mnt_ns); p->mnt_ns = NULL; + __mnt_make_shortterm(p); list_del_init(&p->mnt_child); if (p->mnt_parent != p) { p->mnt_parent->mnt_ghosts++; @@ -1246,6 +1212,7 @@ void umount_tree(struct vfsmount *mnt, int propagate, struct list_head *kill) } change_mnt_propagation(p, MS_PRIVATE); } + list_splice(&tmp_list, kill); } static void shrink_submounts(struct vfsmount *mnt, struct list_head *umounts); @@ -1844,9 +1811,10 @@ static int do_move_mount(struct path *path, char *old_name) return err; down_write(&namespace_sem); - while (d_mountpoint(path->dentry) && - follow_down(path)) - ; + err = follow_down(path, true); + if (err < 0) + goto out; + err = -EINVAL; if (!check_mnt(path->mnt) || !check_mnt(old_path.mnt)) goto out; @@ -1924,15 +1892,14 @@ static int do_new_mount(struct path *path, char *type, int flags, if (IS_ERR(mnt)) return PTR_ERR(mnt); - return do_add_mount(mnt, path, mnt_flags, NULL); + return do_add_mount(mnt, path, mnt_flags); } /* * add a mount into a namespace's mount tree - * - provide the option of adding the new mount to an expiration list + * - this unconditionally eats one of the caller's references to newmnt. */ -int do_add_mount(struct vfsmount *newmnt, struct path *path, - int mnt_flags, struct list_head *fslist) +int do_add_mount(struct vfsmount *newmnt, struct path *path, int mnt_flags) { int err; @@ -1940,9 +1907,10 @@ int do_add_mount(struct vfsmount *newmnt, struct path *path, down_write(&namespace_sem); /* Something was mounted here while we slept */ - while (d_mountpoint(path->dentry) && - follow_down(path)) - ; + err = follow_down(path, true); + if (err < 0) + goto unlock; + err = -EINVAL; if (!(mnt_flags & MNT_SHRINKABLE) && !check_mnt(path->mnt)) goto unlock; @@ -1961,19 +1929,45 @@ int do_add_mount(struct vfsmount *newmnt, struct path *path, if ((err = graft_tree(newmnt, path))) goto unlock; - if (fslist) /* add to the specified expiration list */ - list_add_tail(&newmnt->mnt_expire, fslist); - up_write(&namespace_sem); return 0; unlock: up_write(&namespace_sem); - mntput_long(newmnt); + mntput(newmnt); return err; } -EXPORT_SYMBOL_GPL(do_add_mount); +/** + * mnt_set_expiry - Put a mount on an expiration list + * @mnt: The mount to list. + * @expiry_list: The list to add the mount to. + */ +void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list) +{ + down_write(&namespace_sem); + br_write_lock(vfsmount_lock); + + list_add_tail(&mnt->mnt_expire, expiry_list); + + br_write_unlock(vfsmount_lock); + up_write(&namespace_sem); +} +EXPORT_SYMBOL(mnt_set_expiry); + +/* + * Remove a vfsmount from any expiration list it may be on + */ +void mnt_clear_expiry(struct vfsmount *mnt) +{ + if (!list_empty(&mnt->mnt_expire)) { + down_write(&namespace_sem); + br_write_lock(vfsmount_lock); + list_del_init(&mnt->mnt_expire); + br_write_unlock(vfsmount_lock); + up_write(&namespace_sem); + } +} /* * process a list of expirable mountpoints with the intent of discarding any @@ -2262,6 +2256,22 @@ static struct mnt_namespace *alloc_mnt_ns(void) return new_ns; } +void mnt_make_longterm(struct vfsmount *mnt) +{ + __mnt_make_longterm(mnt); +} + +void mnt_make_shortterm(struct vfsmount *mnt) +{ +#ifdef CONFIG_SMP + if (atomic_add_unless(&mnt->mnt_longterm, -1, 1)) + return; + br_write_lock(vfsmount_lock); + atomic_dec(&mnt->mnt_longterm); + br_write_unlock(vfsmount_lock); +#endif +} + /* * Allocate a new namespace structure and populate it with contents * copied from the namespace of the passed in task structure. @@ -2299,14 +2309,19 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns, q = new_ns->root; while (p) { q->mnt_ns = new_ns; + __mnt_make_longterm(q); if (fs) { if (p == fs->root.mnt) { + fs->root.mnt = mntget(q); + __mnt_make_longterm(q); + mnt_make_shortterm(p); rootmnt = p; - fs->root.mnt = mntget_long(q); } if (p == fs->pwd.mnt) { + fs->pwd.mnt = mntget(q); + __mnt_make_longterm(q); + mnt_make_shortterm(p); pwdmnt = p; - fs->pwd.mnt = mntget_long(q); } } p = next_mnt(p, mnt_ns->root); @@ -2315,9 +2330,9 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns, up_write(&namespace_sem); if (rootmnt) - mntput_long(rootmnt); + mntput(rootmnt); if (pwdmnt) - mntput_long(pwdmnt); + mntput(pwdmnt); return new_ns; } @@ -2350,6 +2365,7 @@ struct mnt_namespace *create_mnt_ns(struct vfsmount *mnt) new_ns = alloc_mnt_ns(); if (!IS_ERR(new_ns)) { mnt->mnt_ns = new_ns; + __mnt_make_longterm(mnt); new_ns->root = mnt; list_add(&new_ns->list, &new_ns->root->mnt_list); } diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index df8c03a..2c3eb33 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -970,7 +970,7 @@ int nfs_lookup_verify_inode(struct inode *inode, struct nameidata *nd) { struct nfs_server *server = NFS_SERVER(inode); - if (test_bit(NFS_INO_MOUNTPOINT, &NFS_I(inode)->flags)) + if (IS_AUTOMOUNT(inode)) return 0; if (nd != NULL) { /* VFS wants an on-the-wire revalidation */ @@ -1173,6 +1173,7 @@ const struct dentry_operations nfs_dentry_operations = { .d_revalidate = nfs_lookup_revalidate, .d_delete = nfs_dentry_delete, .d_iput = nfs_dentry_iput, + .d_automount = nfs_d_automount, }; static struct dentry *nfs_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *nd) @@ -1246,6 +1247,7 @@ const struct dentry_operations nfs4_dentry_operations = { .d_revalidate = nfs_open_revalidate, .d_delete = nfs_dentry_delete, .d_iput = nfs_dentry_iput, + .d_automount = nfs_d_automount, }; /* diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index ce00b70..d851242 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -300,7 +300,7 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr) else inode->i_op = &nfs_mountpoint_inode_operations; inode->i_fop = NULL; - set_bit(NFS_INO_MOUNTPOINT, &nfsi->flags); + inode->i_flags |= S_AUTOMOUNT; } } else if (S_ISLNK(inode->i_mode)) inode->i_op = &nfs_symlink_inode_operations; @@ -1208,7 +1208,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr) /* Update the fsid? */ if (S_ISDIR(inode->i_mode) && (fattr->valid & NFS_ATTR_FATTR_FSID) && !nfs_fsid_equal(&server->fsid, &fattr->fsid) && - !test_bit(NFS_INO_MOUNTPOINT, &nfsi->flags)) + !IS_AUTOMOUNT(inode)) server->fsid = fattr->fsid; /* diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index bfa3a34..4644f04 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -252,6 +252,7 @@ extern char *nfs_path(const char *base, const struct dentry *droot, const struct dentry *dentry, char *buffer, ssize_t buflen); +extern struct vfsmount *nfs_d_automount(struct path *path); /* getroot.c */ extern struct dentry *nfs_get_root(struct super_block *, struct nfs_fh *); diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c index 74aaf39..f32b860 100644 --- a/fs/nfs/namespace.c +++ b/fs/nfs/namespace.c @@ -97,9 +97,8 @@ Elong: } /* - * nfs_follow_mountpoint - handle crossing a mountpoint on the server - * @dentry - dentry of mountpoint - * @nd - nameidata info + * nfs_d_automount - Handle crossing a mountpoint on the server + * @path - The mountpoint * * When we encounter a mountpoint on the server, we want to set up * a mountpoint on the client too, to prevent inode numbers from @@ -109,87 +108,65 @@ Elong: * situation, and that different filesystems may want to use * different security flavours. */ -static void * nfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd) +struct vfsmount *nfs_d_automount(struct path *path) { struct vfsmount *mnt; - struct nfs_server *server = NFS_SERVER(dentry->d_inode); + struct nfs_server *server = NFS_SERVER(path->dentry->d_inode); struct dentry *parent; struct nfs_fh *fh = NULL; struct nfs_fattr *fattr = NULL; int err; - dprintk("--> nfs_follow_mountpoint()\n"); + dprintk("--> nfs_d_automount()\n"); - err = -ESTALE; - if (IS_ROOT(dentry)) - goto out_err; + mnt = ERR_PTR(-ESTALE); + if (IS_ROOT(path->dentry)) + goto out_nofree; - err = -ENOMEM; + mnt = ERR_PTR(-ENOMEM); fh = nfs_alloc_fhandle(); fattr = nfs_alloc_fattr(); if (fh == NULL || fattr == NULL) - goto out_err; + goto out; dprintk("%s: enter\n", __func__); - dput(nd->path.dentry); - nd->path.dentry = dget(dentry); - /* Look it up again */ - parent = dget_parent(nd->path.dentry); + /* Look it up again to get its attributes */ + parent = dget_parent(path->dentry); err = server->nfs_client->rpc_ops->lookup(parent->d_inode, - &nd->path.dentry->d_name, + &path->dentry->d_name, fh, fattr); dput(parent); - if (err != 0) - goto out_err; + if (err != 0) { + mnt = ERR_PTR(err); + goto out; + } if (fattr->valid & NFS_ATTR_FATTR_V4_REFERRAL) - mnt = nfs_do_refmount(nd->path.mnt, nd->path.dentry); + mnt = nfs_do_refmount(path->mnt, path->dentry); else - mnt = nfs_do_submount(nd->path.mnt, nd->path.dentry, fh, - fattr); - err = PTR_ERR(mnt); + mnt = nfs_do_submount(path->mnt, path->dentry, fh, fattr); if (IS_ERR(mnt)) - goto out_err; + goto out; - mntget(mnt); - err = do_add_mount(mnt, &nd->path, nd->path.mnt->mnt_flags|MNT_SHRINKABLE, - &nfs_automount_list); - if (err < 0) { - mntput(mnt); - if (err == -EBUSY) - goto out_follow; - goto out_err; - } - path_put(&nd->path); - nd->path.mnt = mnt; - nd->path.dentry = dget(mnt->mnt_root); + dprintk("%s: done, success\n", __func__); + mntget(mnt); /* prevent immediate expiration */ + mnt_set_expiry(mnt, &nfs_automount_list); schedule_delayed_work(&nfs_automount_task, nfs_mountpoint_expiry_timeout); + out: nfs_free_fattr(fattr); nfs_free_fhandle(fh); - dprintk("%s: done, returned %d\n", __func__, err); - - dprintk("<-- nfs_follow_mountpoint() = %d\n", err); - return ERR_PTR(err); -out_err: - path_put(&nd->path); - goto out; -out_follow: - while (d_mountpoint(nd->path.dentry) && - follow_down(&nd->path)) - ; - err = 0; - goto out; +out_nofree: + dprintk("<-- nfs_follow_mountpoint() = %p\n", mnt); + return mnt; } const struct inode_operations nfs_mountpoint_inode_operations = { - .follow_link = nfs_follow_mountpoint, .getattr = nfs_getattr, }; const struct inode_operations nfs_referral_inode_operations = { - .follow_link = nfs_follow_mountpoint, }; static void nfs_expire_automounts(struct work_struct *work) diff --git a/include/linux/nfs4_acl.h b/fs/nfsd/acl.h index c9c05a7..34e5c40 100644 --- a/include/linux/nfs4_acl.h +++ b/fs/nfsd/acl.h @@ -1,6 +1,4 @@ /* - * include/linux/nfs4_acl.c - * * Common NFSv4 ACL handling definitions. * * Copyright (c) 2002 The Regents of the University of Michigan. diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c index c0fcb7a..8b31e5f 100644 --- a/fs/nfsd/export.c +++ b/fs/nfsd/export.c @@ -1,4 +1,3 @@ -#define MSNFS /* HACK HACK */ /* * NFS exporting and validation. * @@ -1444,9 +1443,6 @@ static struct flags { { NFSEXP_NOSUBTREECHECK, {"no_subtree_check", ""}}, { NFSEXP_NOAUTHNLM, {"insecure_locks", ""}}, { NFSEXP_V4ROOT, {"v4root", ""}}, -#ifdef MSNFS - { NFSEXP_MSNFS, {"msnfs", ""}}, -#endif { 0, {"", ""}} }; diff --git a/include/linux/nfsd_idmap.h b/fs/nfsd/idmap.h index d4a2ac1..2f3be13 100644 --- a/include/linux/nfsd_idmap.h +++ b/fs/nfsd/idmap.h @@ -1,6 +1,4 @@ /* - * include/linux/nfsd_idmap.h - * * Mapping of UID to name and vice versa. * * Copyright (c) 2002, 2003 The Regents of the University of @@ -56,8 +54,8 @@ static inline void nfsd_idmap_shutdown(void) } #endif -int nfsd_map_name_to_uid(struct svc_rqst *, const char *, size_t, __u32 *); -int nfsd_map_name_to_gid(struct svc_rqst *, const char *, size_t, __u32 *); +__be32 nfsd_map_name_to_uid(struct svc_rqst *, const char *, size_t, __u32 *); +__be32 nfsd_map_name_to_gid(struct svc_rqst *, const char *, size_t, __u32 *); int nfsd_map_uid_to_name(struct svc_rqst *, __u32, char *); int nfsd_map_gid_to_name(struct svc_rqst *, __u32, char *); diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c index 5b7e302..2247fc9 100644 --- a/fs/nfsd/nfs3proc.c +++ b/fs/nfsd/nfs3proc.c @@ -151,10 +151,10 @@ nfsd3_proc_read(struct svc_rqst *rqstp, struct nfsd3_readargs *argp, __be32 nfserr; u32 max_blocksize = svc_max_payload(rqstp); - dprintk("nfsd: READ(3) %s %lu bytes at %lu\n", + dprintk("nfsd: READ(3) %s %lu bytes at %Lu\n", SVCFH_fmt(&argp->fh), (unsigned long) argp->count, - (unsigned long) argp->offset); + (unsigned long long) argp->offset); /* Obtain buffer pointer for payload. * 1 (status) + 22 (post_op_attr) + 1 (count) + 1 (eof) @@ -191,10 +191,10 @@ nfsd3_proc_write(struct svc_rqst *rqstp, struct nfsd3_writeargs *argp, __be32 nfserr; unsigned long cnt = argp->len; - dprintk("nfsd: WRITE(3) %s %d bytes at %ld%s\n", + dprintk("nfsd: WRITE(3) %s %d bytes at %Lu%s\n", SVCFH_fmt(&argp->fh), argp->len, - (unsigned long) argp->offset, + (unsigned long long) argp->offset, argp->stable? " stable" : ""); fh_copy(&resp->fh, &argp->fh); diff --git a/fs/nfsd/nfs4acl.c b/fs/nfsd/nfs4acl.c index e480526..ad88f1c 100644 --- a/fs/nfsd/nfs4acl.c +++ b/fs/nfsd/nfs4acl.c @@ -36,7 +36,7 @@ #include <linux/slab.h> #include <linux/nfs_fs.h> -#include <linux/nfs4_acl.h> +#include "acl.h" /* mode bit translations: */ diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c index 21a63da..3be975e 100644 --- a/fs/nfsd/nfs4callback.c +++ b/fs/nfsd/nfs4callback.c @@ -628,10 +628,8 @@ static int max_cb_time(void) return max(nfsd4_lease/10, (time_t)1) * HZ; } -/* Reference counting, callback cleanup, etc., all look racy as heck. - * And why is cl_cb_set an atomic? */ -int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *conn) +static int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *conn, struct nfsd4_session *ses) { struct rpc_timeout timeparms = { .to_initval = max_cb_time(), @@ -641,6 +639,7 @@ int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *conn) .net = &init_net, .address = (struct sockaddr *) &conn->cb_addr, .addrsize = conn->cb_addrlen, + .saddress = (struct sockaddr *) &conn->cb_saddr, .timeout = &timeparms, .program = &cb_program, .version = 0, @@ -657,6 +656,10 @@ int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *conn) args.protocol = XPRT_TRANSPORT_TCP; clp->cl_cb_ident = conn->cb_ident; } else { + if (!conn->cb_xprt) + return -EINVAL; + clp->cl_cb_conn.cb_xprt = conn->cb_xprt; + clp->cl_cb_session = ses; args.bc_xprt = conn->cb_xprt; args.prognumber = clp->cl_cb_session->se_cb_prog; args.protocol = XPRT_TRANSPORT_BC_TCP; @@ -679,14 +682,20 @@ static void warn_no_callback_path(struct nfs4_client *clp, int reason) (int)clp->cl_name.len, clp->cl_name.data, reason); } +static void nfsd4_mark_cb_down(struct nfs4_client *clp, int reason) +{ + clp->cl_cb_state = NFSD4_CB_DOWN; + warn_no_callback_path(clp, reason); +} + static void nfsd4_cb_probe_done(struct rpc_task *task, void *calldata) { struct nfs4_client *clp = container_of(calldata, struct nfs4_client, cl_cb_null); if (task->tk_status) - warn_no_callback_path(clp, task->tk_status); + nfsd4_mark_cb_down(clp, task->tk_status); else - atomic_set(&clp->cl_cb_set, 1); + clp->cl_cb_state = NFSD4_CB_UP; } static const struct rpc_call_ops nfsd4_cb_probe_ops = { @@ -709,6 +718,11 @@ int set_callback_cred(void) static struct workqueue_struct *callback_wq; +static void run_nfsd4_cb(struct nfsd4_callback *cb) +{ + queue_work(callback_wq, &cb->cb_work); +} + static void do_probe_callback(struct nfs4_client *clp) { struct nfsd4_callback *cb = &clp->cl_cb_null; @@ -723,7 +737,7 @@ static void do_probe_callback(struct nfs4_client *clp) cb->cb_ops = &nfsd4_cb_probe_ops; - queue_work(callback_wq, &cb->cb_work); + run_nfsd4_cb(cb); } /* @@ -732,14 +746,21 @@ static void do_probe_callback(struct nfs4_client *clp) */ void nfsd4_probe_callback(struct nfs4_client *clp) { + /* XXX: atomicity? Also, should we be using cl_cb_flags? */ + clp->cl_cb_state = NFSD4_CB_UNKNOWN; set_bit(NFSD4_CLIENT_CB_UPDATE, &clp->cl_cb_flags); do_probe_callback(clp); } -void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn *conn) +void nfsd4_probe_callback_sync(struct nfs4_client *clp) { - BUG_ON(atomic_read(&clp->cl_cb_set)); + nfsd4_probe_callback(clp); + flush_workqueue(callback_wq); +} +void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn *conn) +{ + clp->cl_cb_state = NFSD4_CB_UNKNOWN; spin_lock(&clp->cl_lock); memcpy(&clp->cl_cb_conn, conn, sizeof(struct nfs4_cb_conn)); spin_unlock(&clp->cl_lock); @@ -750,24 +771,14 @@ void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn *conn) * If the slot is available, then mark it busy. Otherwise, set the * thread for sleeping on the callback RPC wait queue. */ -static int nfsd41_cb_setup_sequence(struct nfs4_client *clp, - struct rpc_task *task) +static bool nfsd41_cb_get_slot(struct nfs4_client *clp, struct rpc_task *task) { - u32 *ptr = (u32 *)clp->cl_cb_session->se_sessionid.data; - int status = 0; - - dprintk("%s: %u:%u:%u:%u\n", __func__, - ptr[0], ptr[1], ptr[2], ptr[3]); - if (test_and_set_bit(0, &clp->cl_cb_slot_busy) != 0) { rpc_sleep_on(&clp->cl_cb_waitq, task, NULL); dprintk("%s slot is busy\n", __func__); - status = -EAGAIN; - goto out; + return false; } -out: - dprintk("%s status=%d\n", __func__, status); - return status; + return true; } /* @@ -780,20 +791,19 @@ static void nfsd4_cb_prepare(struct rpc_task *task, void *calldata) struct nfs4_delegation *dp = container_of(cb, struct nfs4_delegation, dl_recall); struct nfs4_client *clp = dp->dl_client; u32 minorversion = clp->cl_minorversion; - int status = 0; cb->cb_minorversion = minorversion; if (minorversion) { - status = nfsd41_cb_setup_sequence(clp, task); - if (status) { - if (status != -EAGAIN) { - /* terminate rpc task */ - task->tk_status = status; - task->tk_action = NULL; - } + if (!nfsd41_cb_get_slot(clp, task)) return; - } } + spin_lock(&clp->cl_lock); + if (list_empty(&cb->cb_per_client)) { + /* This is the first call, not a restart */ + cb->cb_done = false; + list_add(&cb->cb_per_client, &clp->cl_callbacks); + } + spin_unlock(&clp->cl_lock); rpc_call_start(task); } @@ -829,15 +839,18 @@ static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata) nfsd4_cb_done(task, calldata); - if (current_rpc_client == NULL) { - /* We're shutting down; give up. */ - /* XXX: err, or is it ok just to fall through - * and rpc_restart_call? */ + if (current_rpc_client != task->tk_client) { + /* We're shutting down or changing cl_cb_client; leave + * it to nfsd4_process_cb_update to restart the call if + * necessary. */ return; } + if (cb->cb_done) + return; switch (task->tk_status) { case 0: + cb->cb_done = true; return; case -EBADHANDLE: case -NFS4ERR_BAD_STATEID: @@ -846,32 +859,30 @@ static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata) break; default: /* Network partition? */ - atomic_set(&clp->cl_cb_set, 0); - warn_no_callback_path(clp, task->tk_status); - if (current_rpc_client != task->tk_client) { - /* queue a callback on the new connection: */ - atomic_inc(&dp->dl_count); - nfsd4_cb_recall(dp); - return; - } + nfsd4_mark_cb_down(clp, task->tk_status); } if (dp->dl_retries--) { rpc_delay(task, 2*HZ); task->tk_status = 0; rpc_restart_call_prepare(task); return; - } else { - atomic_set(&clp->cl_cb_set, 0); - warn_no_callback_path(clp, task->tk_status); } + nfsd4_mark_cb_down(clp, task->tk_status); + cb->cb_done = true; } static void nfsd4_cb_recall_release(void *calldata) { struct nfsd4_callback *cb = calldata; + struct nfs4_client *clp = cb->cb_clp; struct nfs4_delegation *dp = container_of(cb, struct nfs4_delegation, dl_recall); - nfs4_put_delegation(dp); + if (cb->cb_done) { + spin_lock(&clp->cl_lock); + list_del(&cb->cb_per_client); + spin_unlock(&clp->cl_lock); + nfs4_put_delegation(dp); + } } static const struct rpc_call_ops nfsd4_cb_recall_ops = { @@ -906,16 +917,33 @@ void nfsd4_shutdown_callback(struct nfs4_client *clp) flush_workqueue(callback_wq); } -void nfsd4_release_cb(struct nfsd4_callback *cb) +static void nfsd4_release_cb(struct nfsd4_callback *cb) { if (cb->cb_ops->rpc_release) cb->cb_ops->rpc_release(cb); } -void nfsd4_process_cb_update(struct nfsd4_callback *cb) +/* requires cl_lock: */ +static struct nfsd4_conn * __nfsd4_find_backchannel(struct nfs4_client *clp) +{ + struct nfsd4_session *s; + struct nfsd4_conn *c; + + list_for_each_entry(s, &clp->cl_sessions, se_perclnt) { + list_for_each_entry(c, &s->se_conns, cn_persession) { + if (c->cn_flags & NFS4_CDFC4_BACK) + return c; + } + } + return NULL; +} + +static void nfsd4_process_cb_update(struct nfsd4_callback *cb) { struct nfs4_cb_conn conn; struct nfs4_client *clp = cb->cb_clp; + struct nfsd4_session *ses = NULL; + struct nfsd4_conn *c; int err; /* @@ -926,6 +954,10 @@ void nfsd4_process_cb_update(struct nfsd4_callback *cb) rpc_shutdown_client(clp->cl_cb_client); clp->cl_cb_client = NULL; } + if (clp->cl_cb_conn.cb_xprt) { + svc_xprt_put(clp->cl_cb_conn.cb_xprt); + clp->cl_cb_conn.cb_xprt = NULL; + } if (test_bit(NFSD4_CLIENT_KILL, &clp->cl_cb_flags)) return; spin_lock(&clp->cl_lock); @@ -936,11 +968,22 @@ void nfsd4_process_cb_update(struct nfsd4_callback *cb) BUG_ON(!clp->cl_cb_flags); clear_bit(NFSD4_CLIENT_CB_UPDATE, &clp->cl_cb_flags); memcpy(&conn, &cb->cb_clp->cl_cb_conn, sizeof(struct nfs4_cb_conn)); + c = __nfsd4_find_backchannel(clp); + if (c) { + svc_xprt_get(c->cn_xprt); + conn.cb_xprt = c->cn_xprt; + ses = c->cn_session; + } spin_unlock(&clp->cl_lock); - err = setup_callback_client(clp, &conn); - if (err) + err = setup_callback_client(clp, &conn, ses); + if (err) { warn_no_callback_path(clp, err); + return; + } + /* Yay, the callback channel's back! Restart any callbacks: */ + list_for_each_entry(cb, &clp->cl_callbacks, cb_per_client) + run_nfsd4_cb(cb); } void nfsd4_do_callback_rpc(struct work_struct *w) @@ -965,10 +1008,11 @@ void nfsd4_do_callback_rpc(struct work_struct *w) void nfsd4_cb_recall(struct nfs4_delegation *dp) { struct nfsd4_callback *cb = &dp->dl_recall; + struct nfs4_client *clp = dp->dl_client; dp->dl_retries = 1; cb->cb_op = dp; - cb->cb_clp = dp->dl_client; + cb->cb_clp = clp; cb->cb_msg.rpc_proc = &nfs4_cb_procedures[NFSPROC4_CLNT_CB_RECALL]; cb->cb_msg.rpc_argp = cb; cb->cb_msg.rpc_resp = cb; @@ -977,5 +1021,8 @@ void nfsd4_cb_recall(struct nfs4_delegation *dp) cb->cb_ops = &nfsd4_cb_recall_ops; dp->dl_retries = 1; - queue_work(callback_wq, &dp->dl_recall.cb_work); + INIT_LIST_HEAD(&cb->cb_per_client); + cb->cb_done = true; + + run_nfsd4_cb(&dp->dl_recall); } diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c index f0695e8..6d2c397 100644 --- a/fs/nfsd/nfs4idmap.c +++ b/fs/nfsd/nfs4idmap.c @@ -33,10 +33,11 @@ */ #include <linux/module.h> -#include <linux/nfsd_idmap.h> #include <linux/seq_file.h> #include <linux/sched.h> #include <linux/slab.h> +#include "idmap.h" +#include "nfsd.h" /* * Cache entry @@ -514,7 +515,7 @@ rqst_authname(struct svc_rqst *rqstp) return clp->name; } -static int +static __be32 idmap_name_to_id(struct svc_rqst *rqstp, int type, const char *name, u32 namelen, uid_t *id) { @@ -524,15 +525,15 @@ idmap_name_to_id(struct svc_rqst *rqstp, int type, const char *name, u32 namelen int ret; if (namelen + 1 > sizeof(key.name)) - return -EINVAL; + return nfserr_badowner; memcpy(key.name, name, namelen); key.name[namelen] = '\0'; strlcpy(key.authname, rqst_authname(rqstp), sizeof(key.authname)); ret = idmap_lookup(rqstp, nametoid_lookup, &key, &nametoid_cache, &item); if (ret == -ENOENT) - ret = -ESRCH; /* nfserr_badname */ + return nfserr_badowner; if (ret) - return ret; + return nfserrno(ret); *id = item->id; cache_put(&item->h, &nametoid_cache); return 0; @@ -560,14 +561,14 @@ idmap_id_to_name(struct svc_rqst *rqstp, int type, uid_t id, char *name) return ret; } -int +__be32 nfsd_map_name_to_uid(struct svc_rqst *rqstp, const char *name, size_t namelen, __u32 *id) { return idmap_name_to_id(rqstp, IDMAP_TYPE_USER, name, namelen, id); } -int +__be32 nfsd_map_name_to_gid(struct svc_rqst *rqstp, const char *name, size_t namelen, __u32 *id) { diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index 0cdfd02..db52546 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -604,9 +604,7 @@ nfsd4_link(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, return status; } -static __be32 -nfsd4_lookupp(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, - void *arg) +static __be32 nfsd4_do_lookupp(struct svc_rqst *rqstp, struct svc_fh *fh) { struct svc_fh tmp_fh; __be32 ret; @@ -615,13 +613,19 @@ nfsd4_lookupp(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, ret = exp_pseudoroot(rqstp, &tmp_fh); if (ret) return ret; - if (tmp_fh.fh_dentry == cstate->current_fh.fh_dentry) { + if (tmp_fh.fh_dentry == fh->fh_dentry) { fh_put(&tmp_fh); return nfserr_noent; } fh_put(&tmp_fh); - return nfsd_lookup(rqstp, &cstate->current_fh, - "..", 2, &cstate->current_fh); + return nfsd_lookup(rqstp, fh, "..", 2, fh); +} + +static __be32 +nfsd4_lookupp(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, + void *arg) +{ + return nfsd4_do_lookupp(rqstp, &cstate->current_fh); } static __be32 @@ -769,10 +773,36 @@ nfsd4_secinfo(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, } else secinfo->si_exp = exp; dput(dentry); + if (cstate->minorversion) + /* See rfc 5661 section 2.6.3.1.1.8 */ + fh_put(&cstate->current_fh); return err; } static __be32 +nfsd4_secinfo_no_name(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, + struct nfsd4_secinfo_no_name *sin) +{ + __be32 err; + + switch (sin->sin_style) { + case NFS4_SECINFO_STYLE4_CURRENT_FH: + break; + case NFS4_SECINFO_STYLE4_PARENT: + err = nfsd4_do_lookupp(rqstp, &cstate->current_fh); + if (err) + return err; + break; + default: + return nfserr_inval; + } + exp_get(cstate->current_fh.fh_export); + sin->sin_exp = cstate->current_fh.fh_export; + fh_put(&cstate->current_fh); + return nfs_ok; +} + +static __be32 nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_setattr *setattr) { @@ -974,8 +1004,8 @@ static const char *nfsd4_op_name(unsigned opnum); * Also note, enforced elsewhere: * - SEQUENCE other than as first op results in * NFS4ERR_SEQUENCE_POS. (Enforced in nfsd4_sequence().) - * - BIND_CONN_TO_SESSION must be the only op in its compound - * (Will be enforced in nfsd4_bind_conn_to_session().) + * - BIND_CONN_TO_SESSION must be the only op in its compound. + * (Enforced in nfsd4_bind_conn_to_session().) * - DESTROY_SESSION must be the final operation in a compound, if * sessionid's in SEQUENCE and DESTROY_SESSION are the same. * (Enforced in nfsd4_destroy_session().) @@ -1126,10 +1156,6 @@ encode_op: nfsd4_increment_op_stats(op->opnum); } - if (!rqstp->rq_usedeferral && status == nfserr_dropit) { - dprintk("%s Dropit - send NFS4ERR_DELAY\n", __func__); - status = nfserr_jukebox; - } resp->cstate.status = status; fh_put(&resp->cstate.current_fh); @@ -1300,6 +1326,11 @@ static struct nfsd4_operation nfsd4_ops[] = { .op_flags = ALLOWED_WITHOUT_FH | ALLOWED_AS_FIRST_OP, .op_name = "OP_EXCHANGE_ID", }, + [OP_BIND_CONN_TO_SESSION] = { + .op_func = (nfsd4op_func)nfsd4_bind_conn_to_session, + .op_flags = ALLOWED_WITHOUT_FH | ALLOWED_AS_FIRST_OP, + .op_name = "OP_BIND_CONN_TO_SESSION", + }, [OP_CREATE_SESSION] = { .op_func = (nfsd4op_func)nfsd4_create_session, .op_flags = ALLOWED_WITHOUT_FH | ALLOWED_AS_FIRST_OP, @@ -1320,6 +1351,10 @@ static struct nfsd4_operation nfsd4_ops[] = { .op_flags = ALLOWED_WITHOUT_FH, .op_name = "OP_RECLAIM_COMPLETE", }, + [OP_SECINFO_NO_NAME] = { + .op_func = (nfsd4op_func)nfsd4_secinfo_no_name, + .op_name = "OP_SECINFO_NO_NAME", + }, }; static const char *nfsd4_op_name(unsigned opnum) diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c index 7e26caa..ffb59ef 100644 --- a/fs/nfsd/nfs4recover.c +++ b/fs/nfsd/nfs4recover.c @@ -302,7 +302,6 @@ purge_old(struct dentry *parent, struct dentry *child) { int status; - /* note: we currently use this path only for minorversion 0 */ if (nfs4_has_reclaimed_state(child->d_name.name, false)) return 0; diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index fbd18c3..d98d021 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -230,7 +230,8 @@ alloc_init_deleg(struct nfs4_client *clp, struct nfs4_stateid *stp, struct svc_f dp->dl_client = clp; get_nfs4_file(fp); dp->dl_file = fp; - nfs4_file_get_access(fp, O_RDONLY); + dp->dl_vfs_file = find_readable_file(fp); + get_file(dp->dl_vfs_file); dp->dl_flock = NULL; dp->dl_type = type; dp->dl_stateid.si_boot = boot_time; @@ -252,6 +253,7 @@ nfs4_put_delegation(struct nfs4_delegation *dp) if (atomic_dec_and_test(&dp->dl_count)) { dprintk("NFSD: freeing dp %p\n",dp); put_nfs4_file(dp->dl_file); + fput(dp->dl_vfs_file); kmem_cache_free(deleg_slab, dp); num_delegations--; } @@ -265,12 +267,10 @@ nfs4_put_delegation(struct nfs4_delegation *dp) static void nfs4_close_delegation(struct nfs4_delegation *dp) { - struct file *filp = find_readable_file(dp->dl_file); - dprintk("NFSD: close_delegation dp %p\n",dp); + /* XXX: do we even need this check?: */ if (dp->dl_flock) - vfs_setlease(filp, F_UNLCK, &dp->dl_flock); - nfs4_file_put_access(dp->dl_file, O_RDONLY); + vfs_setlease(dp->dl_vfs_file, F_UNLCK, &dp->dl_flock); } /* Called under the state lock. */ @@ -642,6 +642,7 @@ static void nfsd4_conn_lost(struct svc_xpt_user *u) free_conn(c); } spin_unlock(&clp->cl_lock); + nfsd4_probe_callback(clp); } static struct nfsd4_conn *alloc_conn(struct svc_rqst *rqstp, u32 flags) @@ -679,15 +680,12 @@ static int nfsd4_register_conn(struct nfsd4_conn *conn) return register_xpt_user(conn->cn_xprt, &conn->cn_xpt_user); } -static __be32 nfsd4_new_conn(struct svc_rqst *rqstp, struct nfsd4_session *ses) +static __be32 nfsd4_new_conn(struct svc_rqst *rqstp, struct nfsd4_session *ses, u32 dir) { struct nfsd4_conn *conn; - u32 flags = NFS4_CDFC4_FORE; int ret; - if (ses->se_flags & SESSION4_BACK_CHAN) - flags |= NFS4_CDFC4_BACK; - conn = alloc_conn(rqstp, flags); + conn = alloc_conn(rqstp, dir); if (!conn) return nfserr_jukebox; nfsd4_hash_conn(conn, ses); @@ -698,6 +696,17 @@ static __be32 nfsd4_new_conn(struct svc_rqst *rqstp, struct nfsd4_session *ses) return nfs_ok; } +static __be32 nfsd4_new_conn_from_crses(struct svc_rqst *rqstp, struct nfsd4_session *ses) +{ + u32 dir = NFS4_CDFC4_FORE; + + if (ses->se_flags & SESSION4_BACK_CHAN) + dir |= NFS4_CDFC4_BACK; + + return nfsd4_new_conn(rqstp, ses, dir); +} + +/* must be called under client_lock */ static void nfsd4_del_conns(struct nfsd4_session *s) { struct nfs4_client *clp = s->se_client; @@ -749,6 +758,8 @@ static struct nfsd4_session *alloc_init_session(struct svc_rqst *rqstp, struct n */ slotsize = nfsd4_sanitize_slot_size(fchan->maxresp_cached); numslots = nfsd4_get_drc_mem(slotsize, fchan->maxreqs); + if (numslots < 1) + return NULL; new = alloc_session(slotsize, numslots); if (!new) { @@ -769,25 +780,30 @@ static struct nfsd4_session *alloc_init_session(struct svc_rqst *rqstp, struct n idx = hash_sessionid(&new->se_sessionid); spin_lock(&client_lock); list_add(&new->se_hash, &sessionid_hashtbl[idx]); + spin_lock(&clp->cl_lock); list_add(&new->se_perclnt, &clp->cl_sessions); + spin_unlock(&clp->cl_lock); spin_unlock(&client_lock); - status = nfsd4_new_conn(rqstp, new); + status = nfsd4_new_conn_from_crses(rqstp, new); /* whoops: benny points out, status is ignored! (err, or bogus) */ if (status) { free_session(&new->se_ref); return NULL; } - if (!clp->cl_cb_session && (cses->flags & SESSION4_BACK_CHAN)) { + if (cses->flags & SESSION4_BACK_CHAN) { struct sockaddr *sa = svc_addr(rqstp); - - clp->cl_cb_session = new; - clp->cl_cb_conn.cb_xprt = rqstp->rq_xprt; - svc_xprt_get(rqstp->rq_xprt); + /* + * This is a little silly; with sessions there's no real + * use for the callback address. Use the peer address + * as a reasonable default for now, but consider fixing + * the rpc client not to require an address in the + * future: + */ rpc_copy_addr((struct sockaddr *)&clp->cl_cb_conn.cb_addr, sa); clp->cl_cb_conn.cb_addrlen = svc_addr_len(sa); - nfsd4_probe_callback(clp); } + nfsd4_probe_callback(clp); return new; } @@ -817,7 +833,9 @@ static void unhash_session(struct nfsd4_session *ses) { list_del(&ses->se_hash); + spin_lock(&ses->se_client->cl_lock); list_del(&ses->se_perclnt); + spin_unlock(&ses->se_client->cl_lock); } /* must be called under the client_lock */ @@ -923,8 +941,10 @@ unhash_client_locked(struct nfs4_client *clp) mark_client_expired(clp); list_del(&clp->cl_lru); + spin_lock(&clp->cl_lock); list_for_each_entry(ses, &clp->cl_sessions, se_perclnt) list_del_init(&ses->se_hash); + spin_unlock(&clp->cl_lock); } static void @@ -1051,12 +1071,13 @@ static struct nfs4_client *create_client(struct xdr_netobj name, char *recdir, memcpy(clp->cl_recdir, recdir, HEXDIR_LEN); atomic_set(&clp->cl_refcount, 0); - atomic_set(&clp->cl_cb_set, 0); + clp->cl_cb_state = NFSD4_CB_UNKNOWN; INIT_LIST_HEAD(&clp->cl_idhash); INIT_LIST_HEAD(&clp->cl_strhash); INIT_LIST_HEAD(&clp->cl_openowners); INIT_LIST_HEAD(&clp->cl_delegations); INIT_LIST_HEAD(&clp->cl_lru); + INIT_LIST_HEAD(&clp->cl_callbacks); spin_lock_init(&clp->cl_lock); INIT_WORK(&clp->cl_cb_null.cb_work, nfsd4_do_callback_rpc); clp->cl_time = get_seconds(); @@ -1132,54 +1153,55 @@ find_unconfirmed_client(clientid_t *clid) return NULL; } -/* - * Return 1 iff clp's clientid establishment method matches the use_exchange_id - * parameter. Matching is based on the fact the at least one of the - * EXCHGID4_FLAG_USE_{NON_PNFS,PNFS_MDS,PNFS_DS} flags must be set for v4.1 - * - * FIXME: we need to unify the clientid namespaces for nfsv4.x - * and correctly deal with client upgrade/downgrade in EXCHANGE_ID - * and SET_CLIENTID{,_CONFIRM} - */ -static inline int -match_clientid_establishment(struct nfs4_client *clp, bool use_exchange_id) +static bool clp_used_exchangeid(struct nfs4_client *clp) { - bool has_exchange_flags = (clp->cl_exchange_flags != 0); - return use_exchange_id == has_exchange_flags; -} + return clp->cl_exchange_flags != 0; +} static struct nfs4_client * -find_confirmed_client_by_str(const char *dname, unsigned int hashval, - bool use_exchange_id) +find_confirmed_client_by_str(const char *dname, unsigned int hashval) { struct nfs4_client *clp; list_for_each_entry(clp, &conf_str_hashtbl[hashval], cl_strhash) { - if (same_name(clp->cl_recdir, dname) && - match_clientid_establishment(clp, use_exchange_id)) + if (same_name(clp->cl_recdir, dname)) return clp; } return NULL; } static struct nfs4_client * -find_unconfirmed_client_by_str(const char *dname, unsigned int hashval, - bool use_exchange_id) +find_unconfirmed_client_by_str(const char *dname, unsigned int hashval) { struct nfs4_client *clp; list_for_each_entry(clp, &unconf_str_hashtbl[hashval], cl_strhash) { - if (same_name(clp->cl_recdir, dname) && - match_clientid_establishment(clp, use_exchange_id)) + if (same_name(clp->cl_recdir, dname)) return clp; } return NULL; } +static void rpc_svcaddr2sockaddr(struct sockaddr *sa, unsigned short family, union svc_addr_u *svcaddr) +{ + switch (family) { + case AF_INET: + ((struct sockaddr_in *)sa)->sin_family = AF_INET; + ((struct sockaddr_in *)sa)->sin_addr = svcaddr->addr; + return; + case AF_INET6: + ((struct sockaddr_in6 *)sa)->sin6_family = AF_INET6; + ((struct sockaddr_in6 *)sa)->sin6_addr = svcaddr->addr6; + return; + } +} + static void -gen_callback(struct nfs4_client *clp, struct nfsd4_setclientid *se, u32 scopeid) +gen_callback(struct nfs4_client *clp, struct nfsd4_setclientid *se, struct svc_rqst *rqstp) { struct nfs4_cb_conn *conn = &clp->cl_cb_conn; + struct sockaddr *sa = svc_addr(rqstp); + u32 scopeid = rpc_get_scope_id(sa); unsigned short expected_family; /* Currently, we only support tcp and tcp6 for the callback channel */ @@ -1205,6 +1227,7 @@ gen_callback(struct nfs4_client *clp, struct nfsd4_setclientid *se, u32 scopeid) conn->cb_prog = se->se_callback_prog; conn->cb_ident = se->se_callback_ident; + rpc_svcaddr2sockaddr((struct sockaddr *)&conn->cb_saddr, expected_family, &rqstp->rq_daddr); return; out_err: conn->cb_addr.ss_family = AF_UNSPEC; @@ -1344,7 +1367,7 @@ nfsd4_exchange_id(struct svc_rqst *rqstp, case SP4_NONE: break; case SP4_SSV: - return nfserr_encr_alg_unsupp; + return nfserr_serverfault; default: BUG(); /* checked by xdr code */ case SP4_MACH_CRED: @@ -1361,8 +1384,12 @@ nfsd4_exchange_id(struct svc_rqst *rqstp, nfs4_lock_state(); status = nfs_ok; - conf = find_confirmed_client_by_str(dname, strhashval, true); + conf = find_confirmed_client_by_str(dname, strhashval); if (conf) { + if (!clp_used_exchangeid(conf)) { + status = nfserr_clid_inuse; /* XXX: ? */ + goto out; + } if (!same_verf(&verf, &conf->cl_verifier)) { /* 18.35.4 case 8 */ if (exid->flags & EXCHGID4_FLAG_UPD_CONFIRMED_REC_A) { @@ -1403,7 +1430,7 @@ nfsd4_exchange_id(struct svc_rqst *rqstp, goto out; } - unconf = find_unconfirmed_client_by_str(dname, strhashval, true); + unconf = find_unconfirmed_client_by_str(dname, strhashval); if (unconf) { /* * Possible retry or client restart. Per 18.35.4 case 4, @@ -1560,6 +1587,8 @@ nfsd4_create_session(struct svc_rqst *rqstp, status = nfs_ok; memcpy(cr_ses->sessionid.data, new->se_sessionid.data, NFS4_MAX_SESSIONID_LEN); + memcpy(&cr_ses->fore_channel, &new->se_fchannel, + sizeof(struct nfsd4_channel_attrs)); cs_slot->sl_seqid++; cr_ses->seqid = cs_slot->sl_seqid; @@ -1581,6 +1610,45 @@ static bool nfsd4_last_compound_op(struct svc_rqst *rqstp) return argp->opcnt == resp->opcnt; } +static __be32 nfsd4_map_bcts_dir(u32 *dir) +{ + switch (*dir) { + case NFS4_CDFC4_FORE: + case NFS4_CDFC4_BACK: + return nfs_ok; + case NFS4_CDFC4_FORE_OR_BOTH: + case NFS4_CDFC4_BACK_OR_BOTH: + *dir = NFS4_CDFC4_BOTH; + return nfs_ok; + }; + return nfserr_inval; +} + +__be32 nfsd4_bind_conn_to_session(struct svc_rqst *rqstp, + struct nfsd4_compound_state *cstate, + struct nfsd4_bind_conn_to_session *bcts) +{ + __be32 status; + + if (!nfsd4_last_compound_op(rqstp)) + return nfserr_not_only_op; + spin_lock(&client_lock); + cstate->session = find_in_sessionid_hashtbl(&bcts->sessionid); + /* Sorta weird: we only need the refcnt'ing because new_conn acquires + * client_lock iself: */ + if (cstate->session) { + nfsd4_get_session(cstate->session); + atomic_inc(&cstate->session->se_client->cl_refcount); + } + spin_unlock(&client_lock); + if (!cstate->session) + return nfserr_badsession; + + status = nfsd4_map_bcts_dir(&bcts->dir); + nfsd4_new_conn(rqstp, cstate->session, bcts->dir); + return nfs_ok; +} + static bool nfsd4_compound_in_session(struct nfsd4_session *session, struct nfs4_sessionid *sid) { if (!session) @@ -1619,8 +1687,7 @@ nfsd4_destroy_session(struct svc_rqst *r, spin_unlock(&client_lock); nfs4_lock_state(); - /* wait for callbacks */ - nfsd4_shutdown_callback(ses->se_client); + nfsd4_probe_callback_sync(ses->se_client); nfs4_unlock_state(); nfsd4_del_conns(ses); @@ -1733,8 +1800,12 @@ nfsd4_sequence(struct svc_rqst *rqstp, out: /* Hold a session reference until done processing the compound. */ if (cstate->session) { + struct nfs4_client *clp = session->se_client; + nfsd4_get_session(cstate->session); - atomic_inc(&session->se_client->cl_refcount); + atomic_inc(&clp->cl_refcount); + if (clp->cl_cb_state == NFSD4_CB_DOWN) + seq->status_flags |= SEQ4_STATUS_CB_PATH_DOWN; } kfree(conn); spin_unlock(&client_lock); @@ -1775,7 +1846,6 @@ __be32 nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_setclientid *setclid) { - struct sockaddr *sa = svc_addr(rqstp); struct xdr_netobj clname = { .len = setclid->se_namelen, .data = setclid->se_name, @@ -1801,10 +1871,12 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, strhashval = clientstr_hashval(dname); nfs4_lock_state(); - conf = find_confirmed_client_by_str(dname, strhashval, false); + conf = find_confirmed_client_by_str(dname, strhashval); if (conf) { /* RFC 3530 14.2.33 CASE 0: */ status = nfserr_clid_inuse; + if (clp_used_exchangeid(conf)) + goto out; if (!same_creds(&conf->cl_cred, &rqstp->rq_cred)) { char addr_str[INET6_ADDRSTRLEN]; rpc_ntop((struct sockaddr *) &conf->cl_addr, addr_str, @@ -1819,7 +1891,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, * has a description of SETCLIENTID request processing consisting * of 5 bullet points, labeled as CASE0 - CASE4 below. */ - unconf = find_unconfirmed_client_by_str(dname, strhashval, false); + unconf = find_unconfirmed_client_by_str(dname, strhashval); status = nfserr_resource; if (!conf) { /* @@ -1876,7 +1948,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, * for consistent minorversion use throughout: */ new->cl_minorversion = 0; - gen_callback(new, setclid, rpc_get_scope_id(sa)); + gen_callback(new, setclid, rqstp); add_to_unconfirmed(new, strhashval); setclid->se_clientid.cl_boot = new->cl_clientid.cl_boot; setclid->se_clientid.cl_id = new->cl_clientid.cl_id; @@ -1935,7 +2007,6 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp, if (!same_creds(&conf->cl_cred, &unconf->cl_cred)) status = nfserr_clid_inuse; else { - atomic_set(&conf->cl_cb_set, 0); nfsd4_change_callback(conf, &unconf->cl_cb_conn); nfsd4_probe_callback(conf); expire_client(unconf); @@ -1964,7 +2035,7 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp, unsigned int hash = clientstr_hashval(unconf->cl_recdir); conf = find_confirmed_client_by_str(unconf->cl_recdir, - hash, false); + hash); if (conf) { nfsd4_remove_clid_dir(conf); expire_client(conf); @@ -2300,41 +2371,6 @@ void nfsd_break_deleg_cb(struct file_lock *fl) nfsd4_cb_recall(dp); } -/* - * The file_lock is being reapd. - * - * Called by locks_free_lock() with lock_flocks() held. - */ -static -void nfsd_release_deleg_cb(struct file_lock *fl) -{ - struct nfs4_delegation *dp = (struct nfs4_delegation *)fl->fl_owner; - - dprintk("NFSD nfsd_release_deleg_cb: fl %p dp %p dl_count %d\n", fl,dp, atomic_read(&dp->dl_count)); - - if (!(fl->fl_flags & FL_LEASE) || !dp) - return; - dp->dl_flock = NULL; -} - -/* - * Called from setlease() with lock_flocks() held - */ -static -int nfsd_same_client_deleg_cb(struct file_lock *onlist, struct file_lock *try) -{ - struct nfs4_delegation *onlistd = - (struct nfs4_delegation *)onlist->fl_owner; - struct nfs4_delegation *tryd = - (struct nfs4_delegation *)try->fl_owner; - - if (onlist->fl_lmops != try->fl_lmops) - return 0; - - return onlistd->dl_client == tryd->dl_client; -} - - static int nfsd_change_deleg_cb(struct file_lock **onlist, int arg) { @@ -2346,8 +2382,6 @@ int nfsd_change_deleg_cb(struct file_lock **onlist, int arg) static const struct lock_manager_operations nfsd_lease_mng_ops = { .fl_break = nfsd_break_deleg_cb, - .fl_release_private = nfsd_release_deleg_cb, - .fl_mylease = nfsd_same_client_deleg_cb, .fl_change = nfsd_change_deleg_cb, }; @@ -2514,8 +2548,6 @@ static __be32 nfs4_get_vfs_file(struct svc_rqst *rqstp, struct nfs4_file if (!fp->fi_fds[oflag]) { status = nfsd_open(rqstp, cur_fh, S_IFREG, access, &fp->fi_fds[oflag]); - if (status == nfserr_dropit) - status = nfserr_jukebox; if (status) return status; } @@ -2596,6 +2628,19 @@ nfs4_set_claim_prev(struct nfsd4_open *open) open->op_stateowner->so_client->cl_firststate = 1; } +/* Should we give out recallable state?: */ +static bool nfsd4_cb_channel_good(struct nfs4_client *clp) +{ + if (clp->cl_cb_state == NFSD4_CB_UP) + return true; + /* + * In the sessions case, since we don't have to establish a + * separate connection for callbacks, we assume it's OK + * until we hear otherwise: + */ + return clp->cl_minorversion && clp->cl_cb_state == NFSD4_CB_UNKNOWN; +} + /* * Attempt to hand out a delegation. */ @@ -2604,10 +2649,11 @@ nfs4_open_delegation(struct svc_fh *fh, struct nfsd4_open *open, struct nfs4_sta { struct nfs4_delegation *dp; struct nfs4_stateowner *sop = stp->st_stateowner; - int cb_up = atomic_read(&sop->so_client->cl_cb_set); + int cb_up; struct file_lock *fl; int status, flag = 0; + cb_up = nfsd4_cb_channel_good(sop->so_client); flag = NFS4_OPEN_DELEGATE_NONE; open->op_recall = 0; switch (open->op_claim_type) { @@ -2655,7 +2701,7 @@ nfs4_open_delegation(struct svc_fh *fh, struct nfsd4_open *open, struct nfs4_sta dp->dl_flock = fl; /* vfs_setlease checks to see if delegation should be handed out. - * the lock_manager callbacks fl_mylease and fl_change are used + * the lock_manager callback fl_change is used */ if ((status = vfs_setlease(fl->fl_file, fl->fl_type, &fl))) { dprintk("NFSD: setlease failed [%d], no delegation\n", status); @@ -2794,7 +2840,7 @@ nfsd4_renew(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, renew_client(clp); status = nfserr_cb_path_down; if (!list_empty(&clp->cl_delegations) - && !atomic_read(&clp->cl_cb_set)) + && clp->cl_cb_state != NFSD4_CB_UP) goto out; status = nfs_ok; out: @@ -3081,9 +3127,10 @@ nfs4_preprocess_stateid_op(struct nfsd4_compound_state *cstate, if (status) goto out; renew_client(dp->dl_client); - if (filpp) + if (filpp) { *filpp = find_readable_file(dp->dl_file); - BUG_ON(!*filpp); + BUG_ON(!*filpp); + } } else { /* open or lock stateid */ stp = find_stateid(stateid, flags); if (!stp) @@ -4107,7 +4154,7 @@ nfs4_has_reclaimed_state(const char *name, bool use_exchange_id) unsigned int strhashval = clientstr_hashval(name); struct nfs4_client *clp; - clp = find_confirmed_client_by_str(name, strhashval, use_exchange_id); + clp = find_confirmed_client_by_str(name, strhashval); return clp ? 1 : 0; } diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index f35a94a..956629b 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -44,13 +44,14 @@ #include <linux/namei.h> #include <linux/statfs.h> #include <linux/utsname.h> -#include <linux/nfsd_idmap.h> -#include <linux/nfs4_acl.h> #include <linux/sunrpc/svcauth_gss.h> +#include "idmap.h" +#include "acl.h" #include "xdr4.h" #include "vfs.h" + #define NFSDDBG_FACILITY NFSDDBG_XDR /* @@ -288,17 +289,17 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, len += XDR_QUADLEN(dummy32) << 2; READMEM(buf, dummy32); ace->whotype = nfs4_acl_get_whotype(buf, dummy32); - host_err = 0; + status = nfs_ok; if (ace->whotype != NFS4_ACL_WHO_NAMED) ace->who = 0; else if (ace->flag & NFS4_ACE_IDENTIFIER_GROUP) - host_err = nfsd_map_name_to_gid(argp->rqstp, + status = nfsd_map_name_to_gid(argp->rqstp, buf, dummy32, &ace->who); else - host_err = nfsd_map_name_to_uid(argp->rqstp, + status = nfsd_map_name_to_uid(argp->rqstp, buf, dummy32, &ace->who); - if (host_err) - goto out_nfserr; + if (status) + return status; } } else *acl = NULL; @@ -420,6 +421,21 @@ nfsd4_decode_access(struct nfsd4_compoundargs *argp, struct nfsd4_access *access DECODE_TAIL; } +static __be32 nfsd4_decode_bind_conn_to_session(struct nfsd4_compoundargs *argp, struct nfsd4_bind_conn_to_session *bcts) +{ + DECODE_HEAD; + u32 dummy; + + READ_BUF(NFS4_MAX_SESSIONID_LEN + 8); + COPYMEM(bcts->sessionid.data, NFS4_MAX_SESSIONID_LEN); + READ32(bcts->dir); + /* XXX: Perhaps Tom Tucker could help us figure out how we + * should be using ctsa_use_conn_in_rdma_mode: */ + READ32(dummy); + + DECODE_TAIL; +} + static __be32 nfsd4_decode_close(struct nfsd4_compoundargs *argp, struct nfsd4_close *close) { @@ -847,6 +863,17 @@ nfsd4_decode_secinfo(struct nfsd4_compoundargs *argp, } static __be32 +nfsd4_decode_secinfo_no_name(struct nfsd4_compoundargs *argp, + struct nfsd4_secinfo_no_name *sin) +{ + DECODE_HEAD; + + READ_BUF(4); + READ32(sin->sin_style); + DECODE_TAIL; +} + +static __be32 nfsd4_decode_setattr(struct nfsd4_compoundargs *argp, struct nfsd4_setattr *setattr) { __be32 status; @@ -1005,7 +1032,7 @@ static __be32 nfsd4_decode_exchange_id(struct nfsd4_compoundargs *argp, struct nfsd4_exchange_id *exid) { - int dummy; + int dummy, tmp; DECODE_HEAD; READ_BUF(NFS4_VERIFIER_SIZE); @@ -1053,15 +1080,23 @@ nfsd4_decode_exchange_id(struct nfsd4_compoundargs *argp, /* ssp_hash_algs<> */ READ_BUF(4); - READ32(dummy); - READ_BUF(dummy); - p += XDR_QUADLEN(dummy); + READ32(tmp); + while (tmp--) { + READ_BUF(4); + READ32(dummy); + READ_BUF(dummy); + p += XDR_QUADLEN(dummy); + } /* ssp_encr_algs<> */ READ_BUF(4); - READ32(dummy); - READ_BUF(dummy); - p += XDR_QUADLEN(dummy); + READ32(tmp); + while (tmp--) { + READ_BUF(4); + READ32(dummy); + READ_BUF(dummy); + p += XDR_QUADLEN(dummy); + } /* ssp_window and ssp_num_gss_handles */ READ_BUF(8); @@ -1339,7 +1374,7 @@ static nfsd4_dec nfsd41_dec_ops[] = { /* new operations for NFSv4.1 */ [OP_BACKCHANNEL_CTL] = (nfsd4_dec)nfsd4_decode_notsupp, - [OP_BIND_CONN_TO_SESSION]= (nfsd4_dec)nfsd4_decode_notsupp, + [OP_BIND_CONN_TO_SESSION]= (nfsd4_dec)nfsd4_decode_bind_conn_to_session, [OP_EXCHANGE_ID] = (nfsd4_dec)nfsd4_decode_exchange_id, [OP_CREATE_SESSION] = (nfsd4_dec)nfsd4_decode_create_session, [OP_DESTROY_SESSION] = (nfsd4_dec)nfsd4_decode_destroy_session, @@ -1350,7 +1385,7 @@ static nfsd4_dec nfsd41_dec_ops[] = { [OP_LAYOUTCOMMIT] = (nfsd4_dec)nfsd4_decode_notsupp, [OP_LAYOUTGET] = (nfsd4_dec)nfsd4_decode_notsupp, [OP_LAYOUTRETURN] = (nfsd4_dec)nfsd4_decode_notsupp, - [OP_SECINFO_NO_NAME] = (nfsd4_dec)nfsd4_decode_notsupp, + [OP_SECINFO_NO_NAME] = (nfsd4_dec)nfsd4_decode_secinfo_no_name, [OP_SEQUENCE] = (nfsd4_dec)nfsd4_decode_sequence, [OP_SET_SSV] = (nfsd4_dec)nfsd4_decode_notsupp, [OP_TEST_STATEID] = (nfsd4_dec)nfsd4_decode_notsupp, @@ -2309,8 +2344,6 @@ nfsd4_encode_dirent(void *ccdv, const char *name, int namlen, case nfserr_resource: nfserr = nfserr_toosmall; goto fail; - case nfserr_dropit: - goto fail; case nfserr_noent: goto skip_entry; default: @@ -2365,6 +2398,21 @@ nfsd4_encode_access(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ return nfserr; } +static __be32 nfsd4_encode_bind_conn_to_session(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_bind_conn_to_session *bcts) +{ + __be32 *p; + + if (!nfserr) { + RESERVE_SPACE(NFS4_MAX_SESSIONID_LEN + 8); + WRITEMEM(bcts->sessionid.data, NFS4_MAX_SESSIONID_LEN); + WRITE32(bcts->dir); + /* XXX: ? */ + WRITE32(0); + ADJUST_ARGS(); + } + return nfserr; +} + static __be32 nfsd4_encode_close(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_close *close) { @@ -2826,11 +2874,10 @@ nfsd4_encode_rename(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ } static __be32 -nfsd4_encode_secinfo(struct nfsd4_compoundres *resp, __be32 nfserr, - struct nfsd4_secinfo *secinfo) +nfsd4_do_encode_secinfo(struct nfsd4_compoundres *resp, + __be32 nfserr,struct svc_export *exp) { int i = 0; - struct svc_export *exp = secinfo->si_exp; u32 nflavs; struct exp_flavor_info *flavs; struct exp_flavor_info def_flavs[2]; @@ -2892,6 +2939,20 @@ out: return nfserr; } +static __be32 +nfsd4_encode_secinfo(struct nfsd4_compoundres *resp, __be32 nfserr, + struct nfsd4_secinfo *secinfo) +{ + return nfsd4_do_encode_secinfo(resp, nfserr, secinfo->si_exp); +} + +static __be32 +nfsd4_encode_secinfo_no_name(struct nfsd4_compoundres *resp, __be32 nfserr, + struct nfsd4_secinfo_no_name *secinfo) +{ + return nfsd4_do_encode_secinfo(resp, nfserr, secinfo->sin_exp); +} + /* * The SETATTR encode routine is special -- it always encodes a bitmap, * regardless of the error status. @@ -3076,13 +3137,9 @@ nfsd4_encode_sequence(struct nfsd4_compoundres *resp, int nfserr, WRITE32(seq->seqid); WRITE32(seq->slotid); WRITE32(seq->maxslots); - /* - * FIXME: for now: - * target_maxslots = maxslots - * status_flags = 0 - */ + /* For now: target_maxslots = maxslots */ WRITE32(seq->maxslots); - WRITE32(0); + WRITE32(seq->status_flags); ADJUST_ARGS(); resp->cstate.datap = p; /* DRC cache data pointer */ @@ -3143,7 +3200,7 @@ static nfsd4_enc nfsd4_enc_ops[] = { /* NFSv4.1 operations */ [OP_BACKCHANNEL_CTL] = (nfsd4_enc)nfsd4_encode_noop, - [OP_BIND_CONN_TO_SESSION] = (nfsd4_enc)nfsd4_encode_noop, + [OP_BIND_CONN_TO_SESSION] = (nfsd4_enc)nfsd4_encode_bind_conn_to_session, [OP_EXCHANGE_ID] = (nfsd4_enc)nfsd4_encode_exchange_id, [OP_CREATE_SESSION] = (nfsd4_enc)nfsd4_encode_create_session, [OP_DESTROY_SESSION] = (nfsd4_enc)nfsd4_encode_destroy_session, @@ -3154,7 +3211,7 @@ static nfsd4_enc nfsd4_enc_ops[] = { [OP_LAYOUTCOMMIT] = (nfsd4_enc)nfsd4_encode_noop, [OP_LAYOUTGET] = (nfsd4_enc)nfsd4_encode_noop, [OP_LAYOUTRETURN] = (nfsd4_enc)nfsd4_encode_noop, - [OP_SECINFO_NO_NAME] = (nfsd4_enc)nfsd4_encode_noop, + [OP_SECINFO_NO_NAME] = (nfsd4_enc)nfsd4_encode_secinfo_no_name, [OP_SEQUENCE] = (nfsd4_enc)nfsd4_encode_sequence, [OP_SET_SSV] = (nfsd4_enc)nfsd4_encode_noop, [OP_TEST_STATEID] = (nfsd4_enc)nfsd4_encode_noop, diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index 4514ebb..33b3e2b 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -8,12 +8,12 @@ #include <linux/namei.h> #include <linux/ctype.h> -#include <linux/nfsd_idmap.h> #include <linux/sunrpc/svcsock.h> #include <linux/nfsd/syscall.h> #include <linux/lockd/lockd.h> #include <linux/sunrpc/clnt.h> +#include "idmap.h" #include "nfsd.h" #include "cache.h" @@ -127,6 +127,7 @@ static ssize_t nfsctl_transaction_write(struct file *file, const char __user *bu static ssize_t nfsctl_transaction_read(struct file *file, char __user *buf, size_t size, loff_t *pos) { +#ifdef CONFIG_NFSD_DEPRECATED static int warned; if (file->f_dentry->d_name.name[0] == '.' && !warned) { printk(KERN_INFO @@ -135,6 +136,7 @@ static ssize_t nfsctl_transaction_read(struct file *file, char __user *buf, size current->comm, file->f_dentry->d_name.name); warned = 1; } +#endif if (! file->private_data) { /* An attempt to read a transaction file without writing * causes a 0-byte write so that the file can return diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h index 6b641cf..7ecfa24 100644 --- a/fs/nfsd/nfsd.h +++ b/fs/nfsd/nfsd.h @@ -158,6 +158,7 @@ void nfsd_lockd_shutdown(void); #define nfserr_attrnotsupp cpu_to_be32(NFSERR_ATTRNOTSUPP) #define nfserr_bad_xdr cpu_to_be32(NFSERR_BAD_XDR) #define nfserr_openmode cpu_to_be32(NFSERR_OPENMODE) +#define nfserr_badowner cpu_to_be32(NFSERR_BADOWNER) #define nfserr_locks_held cpu_to_be32(NFSERR_LOCKS_HELD) #define nfserr_op_illegal cpu_to_be32(NFSERR_OP_ILLEGAL) #define nfserr_grace cpu_to_be32(NFSERR_GRACE) diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c index 08e1726..e15dc45 100644 --- a/fs/nfsd/nfsproc.c +++ b/fs/nfsd/nfsproc.c @@ -735,9 +735,9 @@ nfserrno (int errno) { nfserr_stale, -ESTALE }, { nfserr_jukebox, -ETIMEDOUT }, { nfserr_jukebox, -ERESTARTSYS }, - { nfserr_dropit, -EAGAIN }, - { nfserr_dropit, -ENOMEM }, - { nfserr_badname, -ESRCH }, + { nfserr_jukebox, -EAGAIN }, + { nfserr_jukebox, -EWOULDBLOCK }, + { nfserr_jukebox, -ENOMEM }, { nfserr_io, -ETXTBSY }, { nfserr_notsupp, -EOPNOTSUPP }, { nfserr_toosmall, -ETOOSMALL }, diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index 2bae1d8..18743c4 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -608,7 +608,7 @@ nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp) /* Now call the procedure handler, and encode NFS status. */ nfserr = proc->pc_func(rqstp, rqstp->rq_argp, rqstp->rq_resp); nfserr = map_new_errors(rqstp->rq_vers, nfserr); - if (nfserr == nfserr_dropit) { + if (nfserr == nfserr_dropit || rqstp->rq_dropme) { dprintk("nfsd: Dropping request; may be revisited later\n"); nfsd_cache_update(rqstp, RC_NOCACHE, NULL); return 0; diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index 39adc27..3074656 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -68,10 +68,12 @@ typedef struct { struct nfsd4_callback { void *cb_op; struct nfs4_client *cb_clp; + struct list_head cb_per_client; u32 cb_minorversion; struct rpc_message cb_msg; const struct rpc_call_ops *cb_ops; struct work_struct cb_work; + bool cb_done; }; struct nfs4_delegation { @@ -81,6 +83,7 @@ struct nfs4_delegation { atomic_t dl_count; /* ref count */ struct nfs4_client *dl_client; struct nfs4_file *dl_file; + struct file *dl_vfs_file; struct file_lock *dl_flock; u32 dl_type; time_t dl_time; @@ -95,6 +98,7 @@ struct nfs4_delegation { struct nfs4_cb_conn { /* SETCLIENTID info */ struct sockaddr_storage cb_addr; + struct sockaddr_storage cb_saddr; size_t cb_addrlen; u32 cb_prog; /* used only in 4.0 case; per-session otherwise */ @@ -146,6 +150,11 @@ struct nfsd4_create_session { u32 gid; }; +struct nfsd4_bind_conn_to_session { + struct nfs4_sessionid sessionid; + u32 dir; +}; + /* The single slot clientid cache structure */ struct nfsd4_clid_slot { u32 sl_seqid; @@ -235,9 +244,13 @@ struct nfs4_client { unsigned long cl_cb_flags; struct rpc_clnt *cl_cb_client; u32 cl_cb_ident; - atomic_t cl_cb_set; +#define NFSD4_CB_UP 0 +#define NFSD4_CB_UNKNOWN 1 +#define NFSD4_CB_DOWN 2 + int cl_cb_state; struct nfsd4_callback cl_cb_null; struct nfsd4_session *cl_cb_session; + struct list_head cl_callbacks; /* list of in-progress callbacks */ /* for all client information that callback code might need: */ spinlock_t cl_lock; @@ -454,6 +467,7 @@ extern __be32 nfs4_check_open_reclaim(clientid_t *clid); extern void nfs4_free_stateowner(struct kref *kref); extern int set_callback_cred(void); extern void nfsd4_probe_callback(struct nfs4_client *clp); +extern void nfsd4_probe_callback_sync(struct nfs4_client *clp); extern void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn *); extern void nfsd4_do_callback_rpc(struct work_struct *); extern void nfsd4_cb_recall(struct nfs4_delegation *dp); diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 230b79f..641117f 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -1,4 +1,3 @@ -#define MSNFS /* HACK HACK */ /* * File operations used by nfsd. Some of these have been ripped from * other parts of the kernel because they weren't exported, others @@ -35,8 +34,8 @@ #endif /* CONFIG_NFSD_V3 */ #ifdef CONFIG_NFSD_V4 -#include <linux/nfs4_acl.h> -#include <linux/nfsd_idmap.h> +#include "acl.h" +#include "idmap.h" #endif /* CONFIG_NFSD_V4 */ #include "nfsd.h" @@ -88,8 +87,9 @@ nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp, .dentry = dget(dentry)}; int err = 0; - while (d_mountpoint(path.dentry) && follow_down(&path)) - ; + err = follow_down(&path, false); + if (err < 0) + goto out; exp2 = rqst_exp_get_by_name(rqstp, &path); if (IS_ERR(exp2)) { @@ -273,6 +273,13 @@ out: return err; } +static int nfsd_break_lease(struct inode *inode) +{ + if (!S_ISREG(inode->i_mode)) + return 0; + return break_lease(inode, O_WRONLY | O_NONBLOCK); +} + /* * Commit metadata changes to stable storage. */ @@ -375,16 +382,6 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap, goto out; } - /* - * If we are changing the size of the file, then - * we need to break all leases. - */ - host_err = break_lease(inode, O_WRONLY | O_NONBLOCK); - if (host_err == -EWOULDBLOCK) - host_err = -ETIMEDOUT; - if (host_err) /* ENOMEM or EWOULDBLOCK */ - goto out_nfserr; - host_err = get_write_access(inode); if (host_err) goto out_nfserr; @@ -425,7 +422,11 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap, err = nfserr_notsync; if (!check_guard || guardtime == inode->i_ctime.tv_sec) { + host_err = nfsd_break_lease(inode); + if (host_err) + goto out_nfserr; fh_lock(fhp); + host_err = notify_change(dentry, iap); err = nfserrno(host_err); fh_unlock(fhp); @@ -752,8 +753,6 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, */ if (!(access & NFSD_MAY_NOT_BREAK_LEASE)) host_err = break_lease(inode, O_NONBLOCK | ((access & NFSD_MAY_WRITE) ? O_WRONLY : 0)); - if (host_err == -EWOULDBLOCK) - host_err = -ETIMEDOUT; if (host_err) /* NOMEM or WOULDBLOCK */ goto out_nfserr; @@ -874,15 +873,6 @@ static int nfsd_direct_splice_actor(struct pipe_inode_info *pipe, return __splice_from_pipe(pipe, sd, nfsd_splice_actor); } -static inline int svc_msnfs(struct svc_fh *ffhp) -{ -#ifdef MSNFS - return (ffhp->fh_export->ex_flags & NFSEXP_MSNFS); -#else - return 0; -#endif -} - static __be32 nfsd_vfs_read(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, loff_t offset, struct kvec *vec, int vlen, unsigned long *count) @@ -895,9 +885,6 @@ nfsd_vfs_read(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, err = nfserr_perm; inode = file->f_path.dentry->d_inode; - if (svc_msnfs(fhp) && !lock_may_read(inode, offset, *count)) - goto out; - if (file->f_op->splice_read && rqstp->rq_splice_ok) { struct splice_desc sd = { .len = 0, @@ -922,7 +909,6 @@ nfsd_vfs_read(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, fsnotify_access(file); } else err = nfserrno(host_err); -out: return err; } @@ -987,14 +973,6 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, int stable = *stablep; int use_wgather; -#ifdef MSNFS - err = nfserr_perm; - - if ((fhp->fh_export->ex_flags & NFSEXP_MSNFS) && - (!lock_may_write(file->f_path.dentry->d_inode, offset, *cnt))) - goto out; -#endif - dentry = file->f_path.dentry; inode = dentry->d_inode; exp = fhp->fh_export; @@ -1045,7 +1023,6 @@ out_nfserr: err = 0; else err = nfserrno(host_err); -out: return err; } @@ -1665,6 +1642,12 @@ nfsd_link(struct svc_rqst *rqstp, struct svc_fh *ffhp, err = nfserrno(host_err); goto out_dput; } + err = nfserr_noent; + if (!dold->d_inode) + goto out_drop_write; + host_err = nfsd_break_lease(dold->d_inode); + if (host_err) + goto out_drop_write; host_err = vfs_link(dold, dirp, dnew); if (!host_err) { err = nfserrno(commit_metadata(ffhp)); @@ -1676,6 +1659,7 @@ nfsd_link(struct svc_rqst *rqstp, struct svc_fh *ffhp, else err = nfserrno(host_err); } +out_drop_write: mnt_drop_write(tfhp->fh_export->ex_path.mnt); out_dput: dput(dnew); @@ -1750,12 +1734,6 @@ nfsd_rename(struct svc_rqst *rqstp, struct svc_fh *ffhp, char *fname, int flen, if (ndentry == trap) goto out_dput_new; - if (svc_msnfs(ffhp) && - ((odentry->d_count > 1) || (ndentry->d_count > 1))) { - host_err = -EPERM; - goto out_dput_new; - } - host_err = -EXDEV; if (ffhp->fh_export->ex_path.mnt != tfhp->fh_export->ex_path.mnt) goto out_dput_new; @@ -1763,15 +1741,17 @@ nfsd_rename(struct svc_rqst *rqstp, struct svc_fh *ffhp, char *fname, int flen, if (host_err) goto out_dput_new; + host_err = nfsd_break_lease(odentry->d_inode); + if (host_err) + goto out_drop_write; host_err = vfs_rename(fdir, odentry, tdir, ndentry); if (!host_err) { host_err = commit_metadata(tfhp); if (!host_err) host_err = commit_metadata(ffhp); } - +out_drop_write: mnt_drop_write(ffhp->fh_export->ex_path.mnt); - out_dput_new: dput(ndentry); out_dput_old: @@ -1834,18 +1814,14 @@ nfsd_unlink(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, if (host_err) goto out_nfserr; - if (type != S_IFDIR) { /* It's UNLINK */ -#ifdef MSNFS - if ((fhp->fh_export->ex_flags & NFSEXP_MSNFS) && - (rdentry->d_count > 1)) { - host_err = -EPERM; - } else -#endif + host_err = nfsd_break_lease(rdentry->d_inode); + if (host_err) + goto out_put; + if (type != S_IFDIR) host_err = vfs_unlink(dirp, rdentry); - } else { /* It's RMDIR */ + else host_err = vfs_rmdir(dirp, rdentry); - } - +out_put: dput(rdentry); if (!host_err) diff --git a/fs/nfsd/xdr4.h b/fs/nfsd/xdr4.h index 60fce3d..366401e 100644 --- a/fs/nfsd/xdr4.h +++ b/fs/nfsd/xdr4.h @@ -311,6 +311,11 @@ struct nfsd4_secinfo { struct svc_export *si_exp; /* response */ }; +struct nfsd4_secinfo_no_name { + u32 sin_style; /* request */ + struct svc_export *sin_exp; /* response */ +}; + struct nfsd4_setattr { stateid_t sa_stateid; /* request */ u32 sa_bmval[3]; /* request */ @@ -373,8 +378,8 @@ struct nfsd4_sequence { u32 cachethis; /* request */ #if 0 u32 target_maxslots; /* response */ - u32 status_flags; /* response */ #endif /* not yet */ + u32 status_flags; /* response */ }; struct nfsd4_destroy_session { @@ -422,6 +427,7 @@ struct nfsd4_op { /* NFSv4.1 */ struct nfsd4_exchange_id exchange_id; + struct nfsd4_bind_conn_to_session bind_conn_to_session; struct nfsd4_create_session create_session; struct nfsd4_destroy_session destroy_session; struct nfsd4_sequence sequence; @@ -518,6 +524,7 @@ extern __be32 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp, struct nfsd4_sequence *seq); extern __be32 nfsd4_exchange_id(struct svc_rqst *rqstp, struct nfsd4_compound_state *, struct nfsd4_exchange_id *); +extern __be32 nfsd4_bind_conn_to_session(struct svc_rqst *, struct nfsd4_compound_state *, struct nfsd4_bind_conn_to_session *); extern __be32 nfsd4_create_session(struct svc_rqst *, struct nfsd4_compound_state *, struct nfsd4_create_session *); @@ -1292,7 +1292,7 @@ static int __init init_pipe_fs(void) static void __exit exit_pipe_fs(void) { unregister_filesystem(&pipe_fs_type); - mntput_long(pipe_mnt); + mntput(pipe_mnt); } fs_initcall(init_pipe_fs); diff --git a/fs/squashfs/Kconfig b/fs/squashfs/Kconfig index e5f63da..aa68a8a 100644 --- a/fs/squashfs/Kconfig +++ b/fs/squashfs/Kconfig @@ -29,7 +29,6 @@ config SQUASHFS config SQUASHFS_XATTR bool "Squashfs XATTR support" depends on SQUASHFS - default n help Saying Y here includes support for extended attributes (xattrs). Xattrs are name:value pairs associated with inodes by @@ -40,7 +39,6 @@ config SQUASHFS_XATTR config SQUASHFS_LZO bool "Include support for LZO compressed file systems" depends on SQUASHFS - default n select LZO_DECOMPRESS help Saying Y here includes support for reading Squashfs file systems @@ -53,10 +51,24 @@ config SQUASHFS_LZO If unsure, say N. +config SQUASHFS_XZ + bool "Include support for XZ compressed file systems" + depends on SQUASHFS + select XZ_DEC + help + Saying Y here includes support for reading Squashfs file systems + compressed with XZ compresssion. XZ gives better compression than + the default zlib compression, at the expense of greater CPU and + memory overhead. + + XZ is not the standard compression used in Squashfs and so most + file systems will be readable without selecting this option. + + If unsure, say N. + config SQUASHFS_EMBEDDED bool "Additional option for memory-constrained systems" depends on SQUASHFS - default n help Saying Y here allows you to specify cache size. diff --git a/fs/squashfs/Makefile b/fs/squashfs/Makefile index 7672bac..cecf2be 100644 --- a/fs/squashfs/Makefile +++ b/fs/squashfs/Makefile @@ -7,3 +7,4 @@ squashfs-y += block.o cache.o dir.o export.o file.o fragment.o id.o inode.o squashfs-y += namei.o super.o symlink.o zlib_wrapper.o decompressor.o squashfs-$(CONFIG_SQUASHFS_XATTR) += xattr.o xattr_id.o squashfs-$(CONFIG_SQUASHFS_LZO) += lzo_wrapper.o +squashfs-$(CONFIG_SQUASHFS_XZ) += xz_wrapper.o diff --git a/fs/squashfs/block.c b/fs/squashfs/block.c index 653c030..2fb2882 100644 --- a/fs/squashfs/block.c +++ b/fs/squashfs/block.c @@ -34,7 +34,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "squashfs.h" #include "decompressor.h" diff --git a/fs/squashfs/cache.c b/fs/squashfs/cache.c index 57314be..26b15ae 100644 --- a/fs/squashfs/cache.c +++ b/fs/squashfs/cache.c @@ -55,7 +55,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "squashfs.h" /* diff --git a/fs/squashfs/decompressor.c b/fs/squashfs/decompressor.c index 24af9ce..a5940e5 100644 --- a/fs/squashfs/decompressor.c +++ b/fs/squashfs/decompressor.c @@ -27,7 +27,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "decompressor.h" #include "squashfs.h" @@ -41,23 +40,26 @@ static const struct squashfs_decompressor squashfs_lzma_unsupported_comp_ops = { }; #ifndef CONFIG_SQUASHFS_LZO -static const struct squashfs_decompressor squashfs_lzo_unsupported_comp_ops = { +static const struct squashfs_decompressor squashfs_lzo_comp_ops = { NULL, NULL, NULL, LZO_COMPRESSION, "lzo", 0 }; #endif +#ifndef CONFIG_SQUASHFS_XZ +static const struct squashfs_decompressor squashfs_xz_comp_ops = { + NULL, NULL, NULL, XZ_COMPRESSION, "xz", 0 +}; +#endif + static const struct squashfs_decompressor squashfs_unknown_comp_ops = { NULL, NULL, NULL, 0, "unknown", 0 }; static const struct squashfs_decompressor *decompressor[] = { &squashfs_zlib_comp_ops, - &squashfs_lzma_unsupported_comp_ops, -#ifdef CONFIG_SQUASHFS_LZO &squashfs_lzo_comp_ops, -#else - &squashfs_lzo_unsupported_comp_ops, -#endif + &squashfs_xz_comp_ops, + &squashfs_lzma_unsupported_comp_ops, &squashfs_unknown_comp_ops }; diff --git a/fs/squashfs/decompressor.h b/fs/squashfs/decompressor.h index 7425f80..3b305a7 100644 --- a/fs/squashfs/decompressor.h +++ b/fs/squashfs/decompressor.h @@ -52,4 +52,13 @@ static inline int squashfs_decompress(struct squashfs_sb_info *msblk, return msblk->decompressor->decompress(msblk, buffer, bh, b, offset, length, srclength, pages); } + +#ifdef CONFIG_SQUASHFS_XZ +extern const struct squashfs_decompressor squashfs_xz_comp_ops; +#endif + +#ifdef CONFIG_SQUASHFS_LZO +extern const struct squashfs_decompressor squashfs_lzo_comp_ops; +#endif + #endif diff --git a/fs/squashfs/fragment.c b/fs/squashfs/fragment.c index 7c90bbd..7eef571 100644 --- a/fs/squashfs/fragment.c +++ b/fs/squashfs/fragment.c @@ -39,7 +39,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "squashfs.h" /* diff --git a/fs/squashfs/id.c b/fs/squashfs/id.c index b7f64bc..d8f3245 100644 --- a/fs/squashfs/id.c +++ b/fs/squashfs/id.c @@ -37,7 +37,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "squashfs.h" /* diff --git a/fs/squashfs/lzo_wrapper.c b/fs/squashfs/lzo_wrapper.c index 5d87789..7da759e 100644 --- a/fs/squashfs/lzo_wrapper.c +++ b/fs/squashfs/lzo_wrapper.c @@ -29,7 +29,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "squashfs.h" #include "decompressor.h" diff --git a/fs/squashfs/squashfs.h b/fs/squashfs/squashfs.h index 5d45569..ba729d8 100644 --- a/fs/squashfs/squashfs.h +++ b/fs/squashfs/squashfs.h @@ -27,11 +27,6 @@ #define WARNING(s, args...) pr_warning("SQUASHFS: "s, ## args) -static inline struct squashfs_inode_info *squashfs_i(struct inode *inode) -{ - return list_entry(inode, struct squashfs_inode_info, vfs_inode); -} - /* block.c */ extern int squashfs_read_data(struct super_block *, void **, u64, int, u64 *, int, int); @@ -104,6 +99,3 @@ extern const struct xattr_handler *squashfs_xattr_handlers[]; /* zlib_wrapper.c */ extern const struct squashfs_decompressor squashfs_zlib_comp_ops; - -/* lzo_wrapper.c */ -extern const struct squashfs_decompressor squashfs_lzo_comp_ops; diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h index c5137fc..39533fe 100644 --- a/fs/squashfs/squashfs_fs.h +++ b/fs/squashfs/squashfs_fs.h @@ -238,6 +238,7 @@ struct meta_index { #define ZLIB_COMPRESSION 1 #define LZMA_COMPRESSION 2 #define LZO_COMPRESSION 3 +#define XZ_COMPRESSION 4 struct squashfs_super_block { __le32 s_magic; diff --git a/fs/squashfs/squashfs_fs_i.h b/fs/squashfs/squashfs_fs_i.h index d3e3a37..359baef 100644 --- a/fs/squashfs/squashfs_fs_i.h +++ b/fs/squashfs/squashfs_fs_i.h @@ -45,4 +45,10 @@ struct squashfs_inode_info { }; struct inode vfs_inode; }; + + +static inline struct squashfs_inode_info *squashfs_i(struct inode *inode) +{ + return list_entry(inode, struct squashfs_inode_info, vfs_inode); +} #endif diff --git a/fs/squashfs/xattr_id.c b/fs/squashfs/xattr_id.c index d33be5d..05385db 100644 --- a/fs/squashfs/xattr_id.c +++ b/fs/squashfs/xattr_id.c @@ -32,7 +32,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "squashfs.h" #include "xattr.h" diff --git a/fs/squashfs/xz_wrapper.c b/fs/squashfs/xz_wrapper.c new file mode 100644 index 0000000..856756c --- /dev/null +++ b/fs/squashfs/xz_wrapper.c @@ -0,0 +1,153 @@ +/* + * Squashfs - a compressed read only filesystem for Linux + * + * Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 + * Phillip Lougher <phillip@lougher.demon.co.uk> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2, + * or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * xz_wrapper.c + */ + + +#include <linux/mutex.h> +#include <linux/buffer_head.h> +#include <linux/slab.h> +#include <linux/xz.h> + +#include "squashfs_fs.h" +#include "squashfs_fs_sb.h" +#include "squashfs_fs_i.h" +#include "squashfs.h" +#include "decompressor.h" + +struct squashfs_xz { + struct xz_dec *state; + struct xz_buf buf; +}; + +static void *squashfs_xz_init(struct squashfs_sb_info *msblk) +{ + int block_size = max_t(int, msblk->block_size, SQUASHFS_METADATA_SIZE); + + struct squashfs_xz *stream = kmalloc(sizeof(*stream), GFP_KERNEL); + if (stream == NULL) + goto failed; + + stream->state = xz_dec_init(XZ_PREALLOC, block_size); + if (stream->state == NULL) + goto failed; + + return stream; + +failed: + ERROR("Failed to allocate xz workspace\n"); + kfree(stream); + return NULL; +} + + +static void squashfs_xz_free(void *strm) +{ + struct squashfs_xz *stream = strm; + + if (stream) { + xz_dec_end(stream->state); + kfree(stream); + } +} + + +static int squashfs_xz_uncompress(struct squashfs_sb_info *msblk, void **buffer, + struct buffer_head **bh, int b, int offset, int length, int srclength, + int pages) +{ + enum xz_ret xz_err; + int avail, total = 0, k = 0, page = 0; + struct squashfs_xz *stream = msblk->stream; + + mutex_lock(&msblk->read_data_mutex); + + xz_dec_reset(stream->state); + stream->buf.in_pos = 0; + stream->buf.in_size = 0; + stream->buf.out_pos = 0; + stream->buf.out_size = PAGE_CACHE_SIZE; + stream->buf.out = buffer[page++]; + + do { + if (stream->buf.in_pos == stream->buf.in_size && k < b) { + avail = min(length, msblk->devblksize - offset); + length -= avail; + wait_on_buffer(bh[k]); + if (!buffer_uptodate(bh[k])) + goto release_mutex; + + if (avail == 0) { + offset = 0; + put_bh(bh[k++]); + continue; + } + + stream->buf.in = bh[k]->b_data + offset; + stream->buf.in_size = avail; + stream->buf.in_pos = 0; + offset = 0; + } + + if (stream->buf.out_pos == stream->buf.out_size + && page < pages) { + stream->buf.out = buffer[page++]; + stream->buf.out_pos = 0; + total += PAGE_CACHE_SIZE; + } + + xz_err = xz_dec_run(stream->state, &stream->buf); + + if (stream->buf.in_pos == stream->buf.in_size && k < b) + put_bh(bh[k++]); + } while (xz_err == XZ_OK); + + if (xz_err != XZ_STREAM_END) { + ERROR("xz_dec_run error, data probably corrupt\n"); + goto release_mutex; + } + + if (k < b) { + ERROR("xz_uncompress error, input remaining\n"); + goto release_mutex; + } + + total += stream->buf.out_pos; + mutex_unlock(&msblk->read_data_mutex); + return total; + +release_mutex: + mutex_unlock(&msblk->read_data_mutex); + + for (; k < b; k++) + put_bh(bh[k]); + + return -EIO; +} + +const struct squashfs_decompressor squashfs_xz_comp_ops = { + .init = squashfs_xz_init, + .free = squashfs_xz_free, + .decompress = squashfs_xz_uncompress, + .id = XZ_COMPRESSION, + .name = "xz", + .supported = 1 +}; diff --git a/fs/squashfs/zlib_wrapper.c b/fs/squashfs/zlib_wrapper.c index 7a60387..818a5e0 100644 --- a/fs/squashfs/zlib_wrapper.c +++ b/fs/squashfs/zlib_wrapper.c @@ -29,7 +29,6 @@ #include "squashfs_fs.h" #include "squashfs_fs_sb.h" -#include "squashfs_fs_i.h" #include "squashfs.h" #include "decompressor.h" @@ -66,8 +65,8 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void **buffer, struct buffer_head **bh, int b, int offset, int length, int srclength, int pages) { - int zlib_err = 0, zlib_init = 0; - int avail, bytes, k = 0, page = 0; + int zlib_err, zlib_init = 0; + int k = 0, page = 0; z_stream *stream = msblk->stream; mutex_lock(&msblk->read_data_mutex); @@ -75,11 +74,10 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void **buffer, stream->avail_out = 0; stream->avail_in = 0; - bytes = length; do { if (stream->avail_in == 0 && k < b) { - avail = min(bytes, msblk->devblksize - offset); - bytes -= avail; + int avail = min(length, msblk->devblksize - offset); + length -= avail; wait_on_buffer(bh[k]); if (!buffer_uptodate(bh[k])) goto release_mutex; @@ -128,6 +126,11 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void **buffer, goto release_mutex; } + if (k < b) { + ERROR("zlib_uncompress error, data remaining\n"); + goto release_mutex; + } + length = stream->total_out; mutex_unlock(&msblk->read_data_mutex); return length; @@ -75,11 +75,13 @@ int vfs_fstatat(int dfd, const char __user *filename, struct kstat *stat, int error = -EINVAL; int lookup_flags = 0; - if ((flag & ~AT_SYMLINK_NOFOLLOW) != 0) + if ((flag & ~(AT_SYMLINK_NOFOLLOW | AT_NO_AUTOMOUNT)) != 0) goto out; if (!(flag & AT_SYMLINK_NOFOLLOW)) lookup_flags |= LOOKUP_FOLLOW; + if (flag & AT_NO_AUTOMOUNT) + lookup_flags |= LOOKUP_NO_AUTOMOUNT; error = user_path_at(dfd, filename, lookup_flags, &path); if (error) @@ -1141,7 +1141,7 @@ static struct vfsmount *fs_set_subtype(struct vfsmount *mnt, const char *fstype) return mnt; err: - mntput_long(mnt); + mntput(mnt); return ERR_PTR(err); } diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile index 0dce969..faca449 100644 --- a/fs/xfs/Makefile +++ b/fs/xfs/Makefile @@ -98,6 +98,7 @@ xfs-y += $(addprefix $(XFS_LINUX)/, \ kmem.o \ xfs_aops.o \ xfs_buf.o \ + xfs_discard.o \ xfs_export.o \ xfs_file.o \ xfs_fs_subr.o \ diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c index 92f1f2a..ac1c7e8 100644 --- a/fs/xfs/linux-2.6/xfs_buf.c +++ b/fs/xfs/linux-2.6/xfs_buf.c @@ -896,7 +896,6 @@ xfs_buf_rele( trace_xfs_buf_rele(bp, _RET_IP_); if (!pag) { - ASSERT(!bp->b_relse); ASSERT(list_empty(&bp->b_lru)); ASSERT(RB_EMPTY_NODE(&bp->b_rbnode)); if (atomic_dec_and_test(&bp->b_hold)) @@ -908,11 +907,7 @@ xfs_buf_rele( ASSERT(atomic_read(&bp->b_hold) > 0); if (atomic_dec_and_lock(&bp->b_hold, &pag->pag_buf_lock)) { - if (bp->b_relse) { - atomic_inc(&bp->b_hold); - spin_unlock(&pag->pag_buf_lock); - bp->b_relse(bp); - } else if (!(bp->b_flags & XBF_STALE) && + if (!(bp->b_flags & XBF_STALE) && atomic_read(&bp->b_lru_ref)) { xfs_buf_lru_add(bp); spin_unlock(&pag->pag_buf_lock); diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h index a76c242..cbe6595 100644 --- a/fs/xfs/linux-2.6/xfs_buf.h +++ b/fs/xfs/linux-2.6/xfs_buf.h @@ -152,8 +152,6 @@ typedef struct xfs_buftarg { struct xfs_buf; typedef void (*xfs_buf_iodone_t)(struct xfs_buf *); -typedef void (*xfs_buf_relse_t)(struct xfs_buf *); -typedef int (*xfs_buf_bdstrat_t)(struct xfs_buf *); #define XB_PAGES 2 @@ -183,7 +181,6 @@ typedef struct xfs_buf { void *b_addr; /* virtual address of buffer */ struct work_struct b_iodone_work; xfs_buf_iodone_t b_iodone; /* I/O completion function */ - xfs_buf_relse_t b_relse; /* releasing function */ struct completion b_iowait; /* queue for I/O waiters */ void *b_fspriv; void *b_fspriv2; @@ -323,7 +320,6 @@ void xfs_buf_stale(struct xfs_buf *bp); #define XFS_BUF_FSPRIVATE2(bp, type) ((type)(bp)->b_fspriv2) #define XFS_BUF_SET_FSPRIVATE2(bp, val) ((bp)->b_fspriv2 = (void*)(val)) #define XFS_BUF_SET_START(bp) do { } while (0) -#define XFS_BUF_SET_BRELSE_FUNC(bp, func) ((bp)->b_relse = (func)) #define XFS_BUF_PTR(bp) (xfs_caddr_t)((bp)->b_addr) #define XFS_BUF_SET_PTR(bp, val, cnt) xfs_buf_associate_memory(bp, val, cnt) @@ -360,8 +356,7 @@ xfs_buf_set_ref( static inline void xfs_buf_relse(xfs_buf_t *bp) { - if (!bp->b_relse) - xfs_buf_unlock(bp); + xfs_buf_unlock(bp); xfs_buf_rele(bp); } diff --git a/fs/xfs/linux-2.6/xfs_discard.c b/fs/xfs/linux-2.6/xfs_discard.c new file mode 100644 index 0000000..05201ae --- /dev/null +++ b/fs/xfs/linux-2.6/xfs_discard.c @@ -0,0 +1,191 @@ +/* + * Copyright (C) 2010 Red Hat, Inc. + * All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it would be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include "xfs.h" +#include "xfs_sb.h" +#include "xfs_inum.h" +#include "xfs_log.h" +#include "xfs_ag.h" +#include "xfs_mount.h" +#include "xfs_quota.h" +#include "xfs_trans.h" +#include "xfs_alloc_btree.h" +#include "xfs_bmap_btree.h" +#include "xfs_ialloc_btree.h" +#include "xfs_btree.h" +#include "xfs_inode.h" +#include "xfs_alloc.h" +#include "xfs_error.h" +#include "xfs_discard.h" +#include "xfs_trace.h" + +STATIC int +xfs_trim_extents( + struct xfs_mount *mp, + xfs_agnumber_t agno, + xfs_fsblock_t start, + xfs_fsblock_t len, + xfs_fsblock_t minlen, + __uint64_t *blocks_trimmed) +{ + struct block_device *bdev = mp->m_ddev_targp->bt_bdev; + struct xfs_btree_cur *cur; + struct xfs_buf *agbp; + struct xfs_perag *pag; + int error; + int i; + + pag = xfs_perag_get(mp, agno); + + error = xfs_alloc_read_agf(mp, NULL, agno, 0, &agbp); + if (error || !agbp) + goto out_put_perag; + + cur = xfs_allocbt_init_cursor(mp, NULL, agbp, agno, XFS_BTNUM_CNT); + + /* + * Force out the log. This means any transactions that might have freed + * space before we took the AGF buffer lock are now on disk, and the + * volatile disk cache is flushed. + */ + xfs_log_force(mp, XFS_LOG_SYNC); + + /* + * Look up the longest btree in the AGF and start with it. + */ + error = xfs_alloc_lookup_le(cur, 0, + XFS_BUF_TO_AGF(agbp)->agf_longest, &i); + if (error) + goto out_del_cursor; + + /* + * Loop until we are done with all extents that are large + * enough to be worth discarding. + */ + while (i) { + xfs_agblock_t fbno; + xfs_extlen_t flen; + + error = xfs_alloc_get_rec(cur, &fbno, &flen, &i); + if (error) + goto out_del_cursor; + XFS_WANT_CORRUPTED_GOTO(i == 1, out_del_cursor); + ASSERT(flen <= XFS_BUF_TO_AGF(agbp)->agf_longest); + + /* + * Too small? Give up. + */ + if (flen < minlen) { + trace_xfs_discard_toosmall(mp, agno, fbno, flen); + goto out_del_cursor; + } + + /* + * If the extent is entirely outside of the range we are + * supposed to discard skip it. Do not bother to trim + * down partially overlapping ranges for now. + */ + if (XFS_AGB_TO_FSB(mp, agno, fbno) + flen < start || + XFS_AGB_TO_FSB(mp, agno, fbno) >= start + len) { + trace_xfs_discard_exclude(mp, agno, fbno, flen); + goto next_extent; + } + + /* + * If any blocks in the range are still busy, skip the + * discard and try again the next time. + */ + if (xfs_alloc_busy_search(mp, agno, fbno, flen)) { + trace_xfs_discard_busy(mp, agno, fbno, flen); + goto next_extent; + } + + trace_xfs_discard_extent(mp, agno, fbno, flen); + error = -blkdev_issue_discard(bdev, + XFS_AGB_TO_DADDR(mp, agno, fbno), + XFS_FSB_TO_BB(mp, flen), + GFP_NOFS, 0); + if (error) + goto out_del_cursor; + *blocks_trimmed += flen; + +next_extent: + error = xfs_btree_decrement(cur, 0, &i); + if (error) + goto out_del_cursor; + } + +out_del_cursor: + xfs_btree_del_cursor(cur, error ? XFS_BTREE_ERROR : XFS_BTREE_NOERROR); + xfs_buf_relse(agbp); +out_put_perag: + xfs_perag_put(pag); + return error; +} + +int +xfs_ioc_trim( + struct xfs_mount *mp, + struct fstrim_range __user *urange) +{ + struct request_queue *q = mp->m_ddev_targp->bt_bdev->bd_disk->queue; + unsigned int granularity = q->limits.discard_granularity; + struct fstrim_range range; + xfs_fsblock_t start, len, minlen; + xfs_agnumber_t start_agno, end_agno, agno; + __uint64_t blocks_trimmed = 0; + int error, last_error = 0; + + if (!capable(CAP_SYS_ADMIN)) + return -XFS_ERROR(EPERM); + if (copy_from_user(&range, urange, sizeof(range))) + return -XFS_ERROR(EFAULT); + + /* + * Truncating down the len isn't actually quite correct, but using + * XFS_B_TO_FSB would mean we trivially get overflows for values + * of ULLONG_MAX or slightly lower. And ULLONG_MAX is the default + * used by the fstrim application. In the end it really doesn't + * matter as trimming blocks is an advisory interface. + */ + start = XFS_B_TO_FSBT(mp, range.start); + len = XFS_B_TO_FSBT(mp, range.len); + minlen = XFS_B_TO_FSB(mp, max_t(u64, granularity, range.minlen)); + + start_agno = XFS_FSB_TO_AGNO(mp, start); + if (start_agno >= mp->m_sb.sb_agcount) + return -XFS_ERROR(EINVAL); + + end_agno = XFS_FSB_TO_AGNO(mp, start + len); + if (end_agno >= mp->m_sb.sb_agcount) + end_agno = mp->m_sb.sb_agcount - 1; + + for (agno = start_agno; agno <= end_agno; agno++) { + error = -xfs_trim_extents(mp, agno, start, len, minlen, + &blocks_trimmed); + if (error) + last_error = error; + } + + if (last_error) + return last_error; + + range.len = XFS_FSB_TO_B(mp, blocks_trimmed); + if (copy_to_user(urange, &range, sizeof(range))) + return -XFS_ERROR(EFAULT); + return 0; +} diff --git a/fs/xfs/linux-2.6/xfs_discard.h b/fs/xfs/linux-2.6/xfs_discard.h new file mode 100644 index 0000000..e82b6dd --- /dev/null +++ b/fs/xfs/linux-2.6/xfs_discard.h @@ -0,0 +1,8 @@ +#ifndef XFS_DISCARD_H +#define XFS_DISCARD_H 1 + +struct fstrim_range; + +extern int xfs_ioc_trim(struct xfs_mount *, struct fstrim_range __user *); + +#endif /* XFS_DISCARD_H */ diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c index ba8ad42..ef51eb43e 100644 --- a/fs/xfs/linux-2.6/xfs_file.c +++ b/fs/xfs/linux-2.6/xfs_file.c @@ -41,6 +41,40 @@ static const struct vm_operations_struct xfs_file_vm_ops; /* + * Locking primitives for read and write IO paths to ensure we consistently use + * and order the inode->i_mutex, ip->i_lock and ip->i_iolock. + */ +static inline void +xfs_rw_ilock( + struct xfs_inode *ip, + int type) +{ + if (type & XFS_IOLOCK_EXCL) + mutex_lock(&VFS_I(ip)->i_mutex); + xfs_ilock(ip, type); +} + +static inline void +xfs_rw_iunlock( + struct xfs_inode *ip, + int type) +{ + xfs_iunlock(ip, type); + if (type & XFS_IOLOCK_EXCL) + mutex_unlock(&VFS_I(ip)->i_mutex); +} + +static inline void +xfs_rw_ilock_demote( + struct xfs_inode *ip, + int type) +{ + xfs_ilock_demote(ip, type); + if (type & XFS_IOLOCK_EXCL) + mutex_unlock(&VFS_I(ip)->i_mutex); +} + +/* * xfs_iozero * * xfs_iozero clears the specified range of buffer supplied, @@ -262,22 +296,21 @@ xfs_file_aio_read( if (XFS_FORCED_SHUTDOWN(mp)) return -EIO; - if (unlikely(ioflags & IO_ISDIRECT)) - mutex_lock(&inode->i_mutex); - xfs_ilock(ip, XFS_IOLOCK_SHARED); - if (unlikely(ioflags & IO_ISDIRECT)) { + xfs_rw_ilock(ip, XFS_IOLOCK_EXCL); + if (inode->i_mapping->nrpages) { ret = -xfs_flushinval_pages(ip, (iocb->ki_pos & PAGE_CACHE_MASK), -1, FI_REMAPF_LOCKED); + if (ret) { + xfs_rw_iunlock(ip, XFS_IOLOCK_EXCL); + return ret; + } } - mutex_unlock(&inode->i_mutex); - if (ret) { - xfs_iunlock(ip, XFS_IOLOCK_SHARED); - return ret; - } - } + xfs_rw_ilock_demote(ip, XFS_IOLOCK_EXCL); + } else + xfs_rw_ilock(ip, XFS_IOLOCK_SHARED); trace_xfs_file_read(ip, size, iocb->ki_pos, ioflags); @@ -285,7 +318,7 @@ xfs_file_aio_read( if (ret > 0) XFS_STATS_ADD(xs_read_bytes, ret); - xfs_iunlock(ip, XFS_IOLOCK_SHARED); + xfs_rw_iunlock(ip, XFS_IOLOCK_SHARED); return ret; } @@ -309,7 +342,7 @@ xfs_file_splice_read( if (XFS_FORCED_SHUTDOWN(ip->i_mount)) return -EIO; - xfs_ilock(ip, XFS_IOLOCK_SHARED); + xfs_rw_ilock(ip, XFS_IOLOCK_SHARED); trace_xfs_file_splice_read(ip, count, *ppos, ioflags); @@ -317,10 +350,61 @@ xfs_file_splice_read( if (ret > 0) XFS_STATS_ADD(xs_read_bytes, ret); - xfs_iunlock(ip, XFS_IOLOCK_SHARED); + xfs_rw_iunlock(ip, XFS_IOLOCK_SHARED); return ret; } +STATIC void +xfs_aio_write_isize_update( + struct inode *inode, + loff_t *ppos, + ssize_t bytes_written) +{ + struct xfs_inode *ip = XFS_I(inode); + xfs_fsize_t isize = i_size_read(inode); + + if (bytes_written > 0) + XFS_STATS_ADD(xs_write_bytes, bytes_written); + + if (unlikely(bytes_written < 0 && bytes_written != -EFAULT && + *ppos > isize)) + *ppos = isize; + + if (*ppos > ip->i_size) { + xfs_rw_ilock(ip, XFS_ILOCK_EXCL); + if (*ppos > ip->i_size) + ip->i_size = *ppos; + xfs_rw_iunlock(ip, XFS_ILOCK_EXCL); + } +} + +/* + * If this was a direct or synchronous I/O that failed (such as ENOSPC) then + * part of the I/O may have been written to disk before the error occured. In + * this case the on-disk file size may have been adjusted beyond the in-memory + * file size and now needs to be truncated back. + */ +STATIC void +xfs_aio_write_newsize_update( + struct xfs_inode *ip) +{ + if (ip->i_new_size) { + xfs_rw_ilock(ip, XFS_ILOCK_EXCL); + ip->i_new_size = 0; + if (ip->i_d.di_size > ip->i_size) + ip->i_d.di_size = ip->i_size; + xfs_rw_iunlock(ip, XFS_ILOCK_EXCL); + } +} + +/* + * xfs_file_splice_write() does not use xfs_rw_ilock() because + * generic_file_splice_write() takes the i_mutex itself. This, in theory, + * couuld cause lock inversions between the aio_write path and the splice path + * if someone is doing concurrent splice(2) based writes and write(2) based + * writes to the same inode. The only real way to fix this is to re-implement + * the generic code here with correct locking orders. + */ STATIC ssize_t xfs_file_splice_write( struct pipe_inode_info *pipe, @@ -331,7 +415,7 @@ xfs_file_splice_write( { struct inode *inode = outfilp->f_mapping->host; struct xfs_inode *ip = XFS_I(inode); - xfs_fsize_t isize, new_size; + xfs_fsize_t new_size; int ioflags = 0; ssize_t ret; @@ -355,27 +439,9 @@ xfs_file_splice_write( trace_xfs_file_splice_write(ip, count, *ppos, ioflags); ret = generic_file_splice_write(pipe, outfilp, ppos, count, flags); - if (ret > 0) - XFS_STATS_ADD(xs_write_bytes, ret); - - isize = i_size_read(inode); - if (unlikely(ret < 0 && ret != -EFAULT && *ppos > isize)) - *ppos = isize; - if (*ppos > ip->i_size) { - xfs_ilock(ip, XFS_ILOCK_EXCL); - if (*ppos > ip->i_size) - ip->i_size = *ppos; - xfs_iunlock(ip, XFS_ILOCK_EXCL); - } - - if (ip->i_new_size) { - xfs_ilock(ip, XFS_ILOCK_EXCL); - ip->i_new_size = 0; - if (ip->i_d.di_size > ip->i_size) - ip->i_d.di_size = ip->i_size; - xfs_iunlock(ip, XFS_ILOCK_EXCL); - } + xfs_aio_write_isize_update(inode, ppos, ret); + xfs_aio_write_newsize_update(ip); xfs_iunlock(ip, XFS_IOLOCK_EXCL); return ret; } @@ -562,245 +628,258 @@ out_lock: return error; } +/* + * Common pre-write limit and setup checks. + * + * Returns with iolock held according to @iolock. + */ STATIC ssize_t -xfs_file_aio_write( - struct kiocb *iocb, - const struct iovec *iovp, - unsigned long nr_segs, - loff_t pos) +xfs_file_aio_write_checks( + struct file *file, + loff_t *pos, + size_t *count, + int *iolock) { - struct file *file = iocb->ki_filp; - struct address_space *mapping = file->f_mapping; - struct inode *inode = mapping->host; + struct inode *inode = file->f_mapping->host; struct xfs_inode *ip = XFS_I(inode); - struct xfs_mount *mp = ip->i_mount; - ssize_t ret = 0, error = 0; - int ioflags = 0; - xfs_fsize_t isize, new_size; - int iolock; - size_t ocount = 0, count; - int need_i_mutex; + xfs_fsize_t new_size; + int error = 0; - XFS_STATS_INC(xs_write_calls); + error = generic_write_checks(file, pos, count, S_ISBLK(inode->i_mode)); + if (error) { + xfs_rw_iunlock(ip, XFS_ILOCK_EXCL | *iolock); + *iolock = 0; + return error; + } - BUG_ON(iocb->ki_pos != pos); + new_size = *pos + *count; + if (new_size > ip->i_size) + ip->i_new_size = new_size; - if (unlikely(file->f_flags & O_DIRECT)) - ioflags |= IO_ISDIRECT; - if (file->f_mode & FMODE_NOCMTIME) - ioflags |= IO_INVIS; + if (likely(!(file->f_mode & FMODE_NOCMTIME))) + file_update_time(file); - error = generic_segment_checks(iovp, &nr_segs, &ocount, VERIFY_READ); + /* + * If the offset is beyond the size of the file, we need to zero any + * blocks that fall between the existing EOF and the start of this + * write. + */ + if (*pos > ip->i_size) + error = -xfs_zero_eof(ip, *pos, ip->i_size); + + xfs_rw_iunlock(ip, XFS_ILOCK_EXCL); if (error) return error; - count = ocount; - if (count == 0) - return 0; - - xfs_wait_for_freeze(mp, SB_FREEZE_WRITE); - - if (XFS_FORCED_SHUTDOWN(mp)) - return -EIO; - -relock: - if (ioflags & IO_ISDIRECT) { - iolock = XFS_IOLOCK_SHARED; - need_i_mutex = 0; - } else { - iolock = XFS_IOLOCK_EXCL; - need_i_mutex = 1; - mutex_lock(&inode->i_mutex); - } + /* + * If we're writing the file then make sure to clear the setuid and + * setgid bits if the process is not being run by root. This keeps + * people from modifying setuid and setgid binaries. + */ + return file_remove_suid(file); - xfs_ilock(ip, XFS_ILOCK_EXCL|iolock); +} -start: - error = -generic_write_checks(file, &pos, &count, - S_ISBLK(inode->i_mode)); - if (error) { - xfs_iunlock(ip, XFS_ILOCK_EXCL|iolock); - goto out_unlock_mutex; +/* + * xfs_file_dio_aio_write - handle direct IO writes + * + * Lock the inode appropriately to prepare for and issue a direct IO write. + * By separating it from the buffered write path we remove all the tricky to + * follow locking changes and looping. + * + * If there are cached pages or we're extending the file, we need IOLOCK_EXCL + * until we're sure the bytes at the new EOF have been zeroed and/or the cached + * pages are flushed out. + * + * In most cases the direct IO writes will be done holding IOLOCK_SHARED + * allowing them to be done in parallel with reads and other direct IO writes. + * However, if the IO is not aligned to filesystem blocks, the direct IO layer + * needs to do sub-block zeroing and that requires serialisation against other + * direct IOs to the same block. In this case we need to serialise the + * submission of the unaligned IOs so that we don't get racing block zeroing in + * the dio layer. To avoid the problem with aio, we also need to wait for + * outstanding IOs to complete so that unwritten extent conversion is completed + * before we try to map the overlapping block. This is currently implemented by + * hitting it with a big hammer (i.e. xfs_ioend_wait()). + * + * Returns with locks held indicated by @iolock and errors indicated by + * negative return values. + */ +STATIC ssize_t +xfs_file_dio_aio_write( + struct kiocb *iocb, + const struct iovec *iovp, + unsigned long nr_segs, + loff_t pos, + size_t ocount, + int *iolock) +{ + struct file *file = iocb->ki_filp; + struct address_space *mapping = file->f_mapping; + struct inode *inode = mapping->host; + struct xfs_inode *ip = XFS_I(inode); + struct xfs_mount *mp = ip->i_mount; + ssize_t ret = 0; + size_t count = ocount; + int unaligned_io = 0; + struct xfs_buftarg *target = XFS_IS_REALTIME_INODE(ip) ? + mp->m_rtdev_targp : mp->m_ddev_targp; + + *iolock = 0; + if ((pos & target->bt_smask) || (count & target->bt_smask)) + return -XFS_ERROR(EINVAL); + + if ((pos & mp->m_blockmask) || ((pos + count) & mp->m_blockmask)) + unaligned_io = 1; + + if (unaligned_io || mapping->nrpages || pos > ip->i_size) + *iolock = XFS_IOLOCK_EXCL; + else + *iolock = XFS_IOLOCK_SHARED; + xfs_rw_ilock(ip, XFS_ILOCK_EXCL | *iolock); + + ret = xfs_file_aio_write_checks(file, &pos, &count, iolock); + if (ret) + return ret; + + if (mapping->nrpages) { + WARN_ON(*iolock != XFS_IOLOCK_EXCL); + ret = -xfs_flushinval_pages(ip, (pos & PAGE_CACHE_MASK), -1, + FI_REMAPF_LOCKED); + if (ret) + return ret; } - if (ioflags & IO_ISDIRECT) { - xfs_buftarg_t *target = - XFS_IS_REALTIME_INODE(ip) ? - mp->m_rtdev_targp : mp->m_ddev_targp; - - if ((pos & target->bt_smask) || (count & target->bt_smask)) { - xfs_iunlock(ip, XFS_ILOCK_EXCL|iolock); - return XFS_ERROR(-EINVAL); - } - - if (!need_i_mutex && (mapping->nrpages || pos > ip->i_size)) { - xfs_iunlock(ip, XFS_ILOCK_EXCL|iolock); - iolock = XFS_IOLOCK_EXCL; - need_i_mutex = 1; - mutex_lock(&inode->i_mutex); - xfs_ilock(ip, XFS_ILOCK_EXCL|iolock); - goto start; - } + /* + * If we are doing unaligned IO, wait for all other IO to drain, + * otherwise demote the lock if we had to flush cached pages + */ + if (unaligned_io) + xfs_ioend_wait(ip); + else if (*iolock == XFS_IOLOCK_EXCL) { + xfs_rw_ilock_demote(ip, XFS_IOLOCK_EXCL); + *iolock = XFS_IOLOCK_SHARED; } - new_size = pos + count; - if (new_size > ip->i_size) - ip->i_new_size = new_size; + trace_xfs_file_direct_write(ip, count, iocb->ki_pos, 0); + ret = generic_file_direct_write(iocb, iovp, + &nr_segs, pos, &iocb->ki_pos, count, ocount); - if (likely(!(ioflags & IO_INVIS))) - file_update_time(file); + /* No fallback to buffered IO on errors for XFS. */ + ASSERT(ret < 0 || ret == count); + return ret; +} - /* - * If the offset is beyond the size of the file, we have a couple - * of things to do. First, if there is already space allocated - * we need to either create holes or zero the disk or ... - * - * If there is a page where the previous size lands, we need - * to zero it out up to the new size. - */ +STATIC ssize_t +xfs_file_buffered_aio_write( + struct kiocb *iocb, + const struct iovec *iovp, + unsigned long nr_segs, + loff_t pos, + size_t ocount, + int *iolock) +{ + struct file *file = iocb->ki_filp; + struct address_space *mapping = file->f_mapping; + struct inode *inode = mapping->host; + struct xfs_inode *ip = XFS_I(inode); + ssize_t ret; + int enospc = 0; + size_t count = ocount; - if (pos > ip->i_size) { - error = xfs_zero_eof(ip, pos, ip->i_size); - if (error) { - xfs_iunlock(ip, XFS_ILOCK_EXCL); - goto out_unlock_internal; - } - } - xfs_iunlock(ip, XFS_ILOCK_EXCL); + *iolock = XFS_IOLOCK_EXCL; + xfs_rw_ilock(ip, XFS_ILOCK_EXCL | *iolock); - /* - * If we're writing the file then make sure to clear the - * setuid and setgid bits if the process is not being run - * by root. This keeps people from modifying setuid and - * setgid binaries. - */ - error = -file_remove_suid(file); - if (unlikely(error)) - goto out_unlock_internal; + ret = xfs_file_aio_write_checks(file, &pos, &count, iolock); + if (ret) + return ret; /* We can write back this queue in page reclaim */ current->backing_dev_info = mapping->backing_dev_info; - if ((ioflags & IO_ISDIRECT)) { - if (mapping->nrpages) { - WARN_ON(need_i_mutex == 0); - error = xfs_flushinval_pages(ip, - (pos & PAGE_CACHE_MASK), - -1, FI_REMAPF_LOCKED); - if (error) - goto out_unlock_internal; - } - - if (need_i_mutex) { - /* demote the lock now the cached pages are gone */ - xfs_ilock_demote(ip, XFS_IOLOCK_EXCL); - mutex_unlock(&inode->i_mutex); +write_retry: + trace_xfs_file_buffered_write(ip, count, iocb->ki_pos, 0); + ret = generic_file_buffered_write(iocb, iovp, nr_segs, + pos, &iocb->ki_pos, count, ret); + /* + * if we just got an ENOSPC, flush the inode now we aren't holding any + * page locks and retry *once* + */ + if (ret == -ENOSPC && !enospc) { + ret = -xfs_flush_pages(ip, 0, -1, 0, FI_NONE); + if (ret) + return ret; + enospc = 1; + goto write_retry; + } + current->backing_dev_info = NULL; + return ret; +} - iolock = XFS_IOLOCK_SHARED; - need_i_mutex = 0; - } +STATIC ssize_t +xfs_file_aio_write( + struct kiocb *iocb, + const struct iovec *iovp, + unsigned long nr_segs, + loff_t pos) +{ + struct file *file = iocb->ki_filp; + struct address_space *mapping = file->f_mapping; + struct inode *inode = mapping->host; + struct xfs_inode *ip = XFS_I(inode); + ssize_t ret; + int iolock; + size_t ocount = 0; - trace_xfs_file_direct_write(ip, count, iocb->ki_pos, ioflags); - ret = generic_file_direct_write(iocb, iovp, - &nr_segs, pos, &iocb->ki_pos, count, ocount); + XFS_STATS_INC(xs_write_calls); - /* - * direct-io write to a hole: fall through to buffered I/O - * for completing the rest of the request. - */ - if (ret >= 0 && ret != count) { - XFS_STATS_ADD(xs_write_bytes, ret); + BUG_ON(iocb->ki_pos != pos); - pos += ret; - count -= ret; + ret = generic_segment_checks(iovp, &nr_segs, &ocount, VERIFY_READ); + if (ret) + return ret; - ioflags &= ~IO_ISDIRECT; - xfs_iunlock(ip, iolock); - goto relock; - } - } else { - int enospc = 0; - ssize_t ret2 = 0; + if (ocount == 0) + return 0; -write_retry: - trace_xfs_file_buffered_write(ip, count, iocb->ki_pos, ioflags); - ret2 = generic_file_buffered_write(iocb, iovp, nr_segs, - pos, &iocb->ki_pos, count, ret); - /* - * if we just got an ENOSPC, flush the inode now we - * aren't holding any page locks and retry *once* - */ - if (ret2 == -ENOSPC && !enospc) { - error = xfs_flush_pages(ip, 0, -1, 0, FI_NONE); - if (error) - goto out_unlock_internal; - enospc = 1; - goto write_retry; - } - ret = ret2; - } + xfs_wait_for_freeze(ip->i_mount, SB_FREEZE_WRITE); - current->backing_dev_info = NULL; + if (XFS_FORCED_SHUTDOWN(ip->i_mount)) + return -EIO; - isize = i_size_read(inode); - if (unlikely(ret < 0 && ret != -EFAULT && iocb->ki_pos > isize)) - iocb->ki_pos = isize; + if (unlikely(file->f_flags & O_DIRECT)) + ret = xfs_file_dio_aio_write(iocb, iovp, nr_segs, pos, + ocount, &iolock); + else + ret = xfs_file_buffered_aio_write(iocb, iovp, nr_segs, pos, + ocount, &iolock); - if (iocb->ki_pos > ip->i_size) { - xfs_ilock(ip, XFS_ILOCK_EXCL); - if (iocb->ki_pos > ip->i_size) - ip->i_size = iocb->ki_pos; - xfs_iunlock(ip, XFS_ILOCK_EXCL); - } + xfs_aio_write_isize_update(inode, &iocb->ki_pos, ret); - error = -ret; if (ret <= 0) - goto out_unlock_internal; - - XFS_STATS_ADD(xs_write_bytes, ret); + goto out_unlock; /* Handle various SYNC-type writes */ if ((file->f_flags & O_DSYNC) || IS_SYNC(inode)) { loff_t end = pos + ret - 1; - int error2; - - xfs_iunlock(ip, iolock); - if (need_i_mutex) - mutex_unlock(&inode->i_mutex); + int error, error2; - error2 = filemap_write_and_wait_range(mapping, pos, end); - if (!error) - error = error2; - if (need_i_mutex) - mutex_lock(&inode->i_mutex); - xfs_ilock(ip, iolock); + xfs_rw_iunlock(ip, iolock); + error = filemap_write_and_wait_range(mapping, pos, end); + xfs_rw_ilock(ip, iolock); error2 = -xfs_file_fsync(file, (file->f_flags & __O_SYNC) ? 0 : 1); - if (!error) - error = error2; + if (error) + ret = error; + else if (error2) + ret = error2; } - out_unlock_internal: - if (ip->i_new_size) { - xfs_ilock(ip, XFS_ILOCK_EXCL); - ip->i_new_size = 0; - /* - * If this was a direct or synchronous I/O that failed (such - * as ENOSPC) then part of the I/O may have been written to - * disk before the error occured. In this case the on-disk - * file size may have been adjusted beyond the in-memory file - * size and now needs to be truncated back. - */ - if (ip->i_d.di_size > ip->i_size) - ip->i_d.di_size = ip->i_size; - xfs_iunlock(ip, XFS_ILOCK_EXCL); - } - xfs_iunlock(ip, iolock); - out_unlock_mutex: - if (need_i_mutex) - mutex_unlock(&inode->i_mutex); - return -error; +out_unlock: + xfs_aio_write_newsize_update(ip); + xfs_rw_iunlock(ip, iolock); + return ret; } STATIC int diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c index ad442d9..b06ede1 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl.c +++ b/fs/xfs/linux-2.6/xfs_ioctl.c @@ -39,6 +39,7 @@ #include "xfs_dfrag.h" #include "xfs_fsops.h" #include "xfs_vnodeops.h" +#include "xfs_discard.h" #include "xfs_quota.h" #include "xfs_inode_item.h" #include "xfs_export.h" @@ -1294,6 +1295,8 @@ xfs_file_ioctl( trace_xfs_file_ioctl(ip); switch (cmd) { + case FITRIM: + return xfs_ioc_trim(mp, arg); case XFS_IOC_ALLOCSP: case XFS_IOC_FREESP: case XFS_IOC_RESVSP: diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c index bd07f73..9731898 100644 --- a/fs/xfs/linux-2.6/xfs_super.c +++ b/fs/xfs/linux-2.6/xfs_super.c @@ -1414,7 +1414,7 @@ xfs_fs_freeze( xfs_save_resvblks(mp); xfs_quiesce_attr(mp); - return -xfs_fs_log_dummy(mp, SYNC_WAIT); + return -xfs_fs_log_dummy(mp); } STATIC int diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c index a02480d..e22f005 100644 --- a/fs/xfs/linux-2.6/xfs_sync.c +++ b/fs/xfs/linux-2.6/xfs_sync.c @@ -362,7 +362,7 @@ xfs_quiesce_data( /* mark the log as covered if needed */ if (xfs_log_need_covered(mp)) - error2 = xfs_fs_log_dummy(mp, SYNC_WAIT); + error2 = xfs_fs_log_dummy(mp); /* flush data-only devices */ if (mp->m_rtdev_targp) @@ -503,13 +503,14 @@ xfs_sync_worker( int error; if (!(mp->m_flags & XFS_MOUNT_RDONLY)) { - xfs_log_force(mp, 0); - xfs_reclaim_inodes(mp, 0); /* dgc: errors ignored here */ - error = xfs_qm_sync(mp, SYNC_TRYLOCK); if (mp->m_super->s_frozen == SB_UNFROZEN && xfs_log_need_covered(mp)) - error = xfs_fs_log_dummy(mp, 0); + error = xfs_fs_log_dummy(mp); + else + xfs_log_force(mp, 0); + xfs_reclaim_inodes(mp, 0); + error = xfs_qm_sync(mp, SYNC_TRYLOCK); } mp->m_sync_seq++; wake_up(&mp->m_wait_single_sync_task); diff --git a/fs/xfs/linux-2.6/xfs_sysctl.c b/fs/xfs/linux-2.6/xfs_sysctl.c index 7bb5092..ee3cee0 100644 --- a/fs/xfs/linux-2.6/xfs_sysctl.c +++ b/fs/xfs/linux-2.6/xfs_sysctl.c @@ -18,6 +18,7 @@ #include "xfs.h" #include <linux/sysctl.h> #include <linux/proc_fs.h> +#include "xfs_error.h" static struct ctl_table_header *xfs_table_header; @@ -51,6 +52,26 @@ xfs_stats_clear_proc_handler( return ret; } + +STATIC int +xfs_panic_mask_proc_handler( + ctl_table *ctl, + int write, + void __user *buffer, + size_t *lenp, + loff_t *ppos) +{ + int ret, *valp = ctl->data; + + ret = proc_dointvec_minmax(ctl, write, buffer, lenp, ppos); + if (!ret && write) { + xfs_panic_mask = *valp; +#ifdef DEBUG + xfs_panic_mask |= (XFS_PTAG_SHUTDOWN_CORRUPT | XFS_PTAG_LOGRES); +#endif + } + return ret; +} #endif /* CONFIG_PROC_FS */ static ctl_table xfs_table[] = { @@ -77,7 +98,7 @@ static ctl_table xfs_table[] = { .data = &xfs_params.panic_mask.val, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec_minmax, + .proc_handler = xfs_panic_mask_proc_handler, .extra1 = &xfs_params.panic_mask.min, .extra2 = &xfs_params.panic_mask.max }, diff --git a/fs/xfs/linux-2.6/xfs_trace.h b/fs/xfs/linux-2.6/xfs_trace.h index 647af2a..2d0bcb4 100644 --- a/fs/xfs/linux-2.6/xfs_trace.h +++ b/fs/xfs/linux-2.6/xfs_trace.h @@ -1759,6 +1759,39 @@ DEFINE_LOG_RECOVER_INO_ITEM(xfs_log_recover_inode_recover); DEFINE_LOG_RECOVER_INO_ITEM(xfs_log_recover_inode_cancel); DEFINE_LOG_RECOVER_INO_ITEM(xfs_log_recover_inode_skip); +DECLARE_EVENT_CLASS(xfs_discard_class, + TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, + xfs_agblock_t agbno, xfs_extlen_t len), + TP_ARGS(mp, agno, agbno, len), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_agnumber_t, agno) + __field(xfs_agblock_t, agbno) + __field(xfs_extlen_t, len) + ), + TP_fast_assign( + __entry->dev = mp->m_super->s_dev; + __entry->agno = agno; + __entry->agbno = agbno; + __entry->len = len; + ), + TP_printk("dev %d:%d agno %u agbno %u len %u\n", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->agno, + __entry->agbno, + __entry->len) +) + +#define DEFINE_DISCARD_EVENT(name) \ +DEFINE_EVENT(xfs_discard_class, name, \ + TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \ + xfs_agblock_t agbno, xfs_extlen_t len), \ + TP_ARGS(mp, agno, agbno, len)) +DEFINE_DISCARD_EVENT(xfs_discard_extent); +DEFINE_DISCARD_EVENT(xfs_discard_toosmall); +DEFINE_DISCARD_EVENT(xfs_discard_exclude); +DEFINE_DISCARD_EVENT(xfs_discard_busy); + #endif /* _TRACE_XFS_H */ #undef TRACE_INCLUDE_PATH diff --git a/fs/xfs/support/debug.c b/fs/xfs/support/debug.c index 975aa10..e6cf955 100644 --- a/fs/xfs/support/debug.c +++ b/fs/xfs/support/debug.c @@ -25,86 +25,78 @@ #include "xfs_mount.h" #include "xfs_error.h" -static char message[1024]; /* keep it off the stack */ -static DEFINE_SPINLOCK(xfs_err_lock); - -/* Translate from CE_FOO to KERN_FOO, err_level(CE_FOO) == KERN_FOO */ -#define XFS_MAX_ERR_LEVEL 7 -#define XFS_ERR_MASK ((1 << 3) - 1) -static const char * const err_level[XFS_MAX_ERR_LEVEL+1] = - {KERN_EMERG, KERN_ALERT, KERN_CRIT, - KERN_ERR, KERN_WARNING, KERN_NOTICE, - KERN_INFO, KERN_DEBUG}; - void -cmn_err(register int level, char *fmt, ...) +cmn_err( + const char *lvl, + const char *fmt, + ...) { - char *fp = fmt; - int len; - ulong flags; - va_list ap; - - level &= XFS_ERR_MASK; - if (level > XFS_MAX_ERR_LEVEL) - level = XFS_MAX_ERR_LEVEL; - spin_lock_irqsave(&xfs_err_lock,flags); - va_start(ap, fmt); - if (*fmt == '!') fp++; - len = vsnprintf(message, sizeof(message), fp, ap); - if (len >= sizeof(message)) - len = sizeof(message) - 1; - if (message[len-1] == '\n') - message[len-1] = 0; - printk("%s%s\n", err_level[level], message); - va_end(ap); - spin_unlock_irqrestore(&xfs_err_lock,flags); - BUG_ON(level == CE_PANIC); + struct va_format vaf; + va_list args; + + va_start(args, fmt); + vaf.fmt = fmt; + vaf.va = &args; + + printk("%s%pV", lvl, &vaf); + va_end(args); + + BUG_ON(strncmp(lvl, KERN_EMERG, strlen(KERN_EMERG)) == 0); } void -xfs_fs_vcmn_err( - int level, +xfs_fs_cmn_err( + const char *lvl, struct xfs_mount *mp, - char *fmt, - va_list ap) + const char *fmt, + ...) { - unsigned long flags; - int len = 0; + struct va_format vaf; + va_list args; - level &= XFS_ERR_MASK; - if (level > XFS_MAX_ERR_LEVEL) - level = XFS_MAX_ERR_LEVEL; + va_start(args, fmt); + vaf.fmt = fmt; + vaf.va = &args; - spin_lock_irqsave(&xfs_err_lock,flags); + printk("%sFilesystem %s: %pV", lvl, mp->m_fsname, &vaf); + va_end(args); - if (mp) { - len = sprintf(message, "Filesystem \"%s\": ", mp->m_fsname); + BUG_ON(strncmp(lvl, KERN_EMERG, strlen(KERN_EMERG)) == 0); +} + +/* All callers to xfs_cmn_err use CE_ALERT, so don't bother testing lvl */ +void +xfs_cmn_err( + int panic_tag, + const char *lvl, + struct xfs_mount *mp, + const char *fmt, + ...) +{ + struct va_format vaf; + va_list args; + int panic = 0; - /* - * Skip the printk if we can't print anything useful - * due to an over-long device name. - */ - if (len >= sizeof(message)) - goto out; + if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) { + printk(KERN_ALERT "XFS: Transforming an alert into a BUG."); + panic = 1; } - len = vsnprintf(message + len, sizeof(message) - len, fmt, ap); - if (len >= sizeof(message)) - len = sizeof(message) - 1; - if (message[len-1] == '\n') - message[len-1] = 0; + va_start(args, fmt); + vaf.fmt = fmt; + vaf.va = &args; - printk("%s%s\n", err_level[level], message); - out: - spin_unlock_irqrestore(&xfs_err_lock,flags); + printk(KERN_ALERT "Filesystem %s: %pV", mp->m_fsname, &vaf); + va_end(args); - BUG_ON(level == CE_PANIC); + BUG_ON(panic); } void assfail(char *expr, char *file, int line) { - printk("Assertion failed: %s, file: %s, line: %d\n", expr, file, line); + printk(KERN_CRIT "Assertion failed: %s, file: %s, line: %d\n", expr, + file, line); BUG(); } diff --git a/fs/xfs/support/debug.h b/fs/xfs/support/debug.h index d2d2046..05699f6 100644 --- a/fs/xfs/support/debug.h +++ b/fs/xfs/support/debug.h @@ -20,15 +20,22 @@ #include <stdarg.h> -#define CE_DEBUG 7 /* debug */ -#define CE_CONT 6 /* continuation */ -#define CE_NOTE 5 /* notice */ -#define CE_WARN 4 /* warning */ -#define CE_ALERT 1 /* alert */ -#define CE_PANIC 0 /* panic */ - -extern void cmn_err(int, char *, ...) - __attribute__ ((format (printf, 2, 3))); +struct xfs_mount; + +#define CE_DEBUG KERN_DEBUG +#define CE_CONT KERN_INFO +#define CE_NOTE KERN_NOTICE +#define CE_WARN KERN_WARNING +#define CE_ALERT KERN_ALERT +#define CE_PANIC KERN_EMERG + +void cmn_err(const char *lvl, const char *fmt, ...) + __attribute__ ((format (printf, 2, 3))); +void xfs_fs_cmn_err( const char *lvl, struct xfs_mount *mp, + const char *fmt, ...) __attribute__ ((format (printf, 3, 4))); +void xfs_cmn_err( int panic_tag, const char *lvl, struct xfs_mount *mp, + const char *fmt, ...) __attribute__ ((format (printf, 4, 5))); + extern void assfail(char *expr, char *f, int l); #define ASSERT_ALWAYS(expr) \ diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c index fa8723f..f322798 100644 --- a/fs/xfs/xfs_alloc.c +++ b/fs/xfs/xfs_alloc.c @@ -41,10 +41,6 @@ #define XFSA_FIXUP_BNO_OK 1 #define XFSA_FIXUP_CNT_OK 2 -static int -xfs_alloc_busy_search(struct xfs_mount *mp, xfs_agnumber_t agno, - xfs_agblock_t bno, xfs_extlen_t len); - /* * Prototypes for per-ag allocation routines */ @@ -94,7 +90,7 @@ xfs_alloc_lookup_ge( * Lookup the first record less than or equal to [bno, len] * in the btree given by cur. */ -STATIC int /* error */ +int /* error */ xfs_alloc_lookup_le( struct xfs_btree_cur *cur, /* btree cursor */ xfs_agblock_t bno, /* starting block of extent */ @@ -127,7 +123,7 @@ xfs_alloc_update( /* * Get the data from the pointed-to record. */ -STATIC int /* error */ +int /* error */ xfs_alloc_get_rec( struct xfs_btree_cur *cur, /* btree cursor */ xfs_agblock_t *bno, /* output: starting block of extent */ @@ -2615,7 +2611,7 @@ restart: * will require a synchronous transaction, but it can still be * used to distinguish between a partial or exact match. */ -static int +int xfs_alloc_busy_search( struct xfs_mount *mp, xfs_agnumber_t agno, diff --git a/fs/xfs/xfs_alloc.h b/fs/xfs/xfs_alloc.h index 895009a..0ab56b3 100644 --- a/fs/xfs/xfs_alloc.h +++ b/fs/xfs/xfs_alloc.h @@ -19,6 +19,7 @@ #define __XFS_ALLOC_H__ struct xfs_buf; +struct xfs_btree_cur; struct xfs_mount; struct xfs_perag; struct xfs_trans; @@ -118,16 +119,16 @@ xfs_alloc_longest_free_extent(struct xfs_mount *mp, struct xfs_perag *pag); #ifdef __KERNEL__ - void -xfs_alloc_busy_insert(xfs_trans_t *tp, - xfs_agnumber_t agno, - xfs_agblock_t bno, - xfs_extlen_t len); +xfs_alloc_busy_insert(struct xfs_trans *tp, xfs_agnumber_t agno, + xfs_agblock_t bno, xfs_extlen_t len); void xfs_alloc_busy_clear(struct xfs_mount *mp, struct xfs_busy_extent *busyp); +int +xfs_alloc_busy_search(struct xfs_mount *mp, xfs_agnumber_t agno, + xfs_agblock_t bno, xfs_extlen_t len); #endif /* __KERNEL__ */ /* @@ -205,4 +206,18 @@ xfs_free_extent( xfs_fsblock_t bno, /* starting block number of extent */ xfs_extlen_t len); /* length of extent */ +int /* error */ +xfs_alloc_lookup_le( + struct xfs_btree_cur *cur, /* btree cursor */ + xfs_agblock_t bno, /* starting block of extent */ + xfs_extlen_t len, /* length of extent */ + int *stat); /* success/failure */ + +int /* error */ +xfs_alloc_get_rec( + struct xfs_btree_cur *cur, /* btree cursor */ + xfs_agblock_t *bno, /* output: starting block of extent */ + xfs_extlen_t *len, /* output: length of extent */ + int *stat); /* output: success/failure */ + #endif /* __XFS_ALLOC_H__ */ diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index ed2b65f..98c6f73 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -141,7 +141,6 @@ xfs_buf_item_log_check( #define xfs_buf_item_log_check(x) #endif -STATIC void xfs_buf_error_relse(xfs_buf_t *bp); STATIC void xfs_buf_do_callbacks(struct xfs_buf *bp); /* @@ -959,128 +958,76 @@ xfs_buf_do_callbacks( */ void xfs_buf_iodone_callbacks( - xfs_buf_t *bp) + struct xfs_buf *bp) { - xfs_log_item_t *lip; - static ulong lasttime; - static xfs_buftarg_t *lasttarg; - xfs_mount_t *mp; + struct xfs_log_item *lip = bp->b_fspriv; + struct xfs_mount *mp = lip->li_mountp; + static ulong lasttime; + static xfs_buftarg_t *lasttarg; - ASSERT(XFS_BUF_FSPRIVATE(bp, void *) != NULL); - lip = XFS_BUF_FSPRIVATE(bp, xfs_log_item_t *); + if (likely(!XFS_BUF_GETERROR(bp))) + goto do_callbacks; - if (XFS_BUF_GETERROR(bp) != 0) { - /* - * If we've already decided to shutdown the filesystem - * because of IO errors, there's no point in giving this - * a retry. - */ - mp = lip->li_mountp; - if (XFS_FORCED_SHUTDOWN(mp)) { - ASSERT(XFS_BUF_TARGET(bp) == mp->m_ddev_targp); - XFS_BUF_SUPER_STALE(bp); - trace_xfs_buf_item_iodone(bp, _RET_IP_); - xfs_buf_do_callbacks(bp); - XFS_BUF_SET_FSPRIVATE(bp, NULL); - XFS_BUF_CLR_IODONE_FUNC(bp); - xfs_buf_ioend(bp, 0); - return; - } + /* + * If we've already decided to shutdown the filesystem because of + * I/O errors, there's no point in giving this a retry. + */ + if (XFS_FORCED_SHUTDOWN(mp)) { + XFS_BUF_SUPER_STALE(bp); + trace_xfs_buf_item_iodone(bp, _RET_IP_); + goto do_callbacks; + } - if ((XFS_BUF_TARGET(bp) != lasttarg) || - (time_after(jiffies, (lasttime + 5*HZ)))) { - lasttime = jiffies; - cmn_err(CE_ALERT, "Device %s, XFS metadata write error" - " block 0x%llx in %s", - XFS_BUFTARG_NAME(XFS_BUF_TARGET(bp)), - (__uint64_t)XFS_BUF_ADDR(bp), mp->m_fsname); - } - lasttarg = XFS_BUF_TARGET(bp); + if (XFS_BUF_TARGET(bp) != lasttarg || + time_after(jiffies, (lasttime + 5*HZ))) { + lasttime = jiffies; + cmn_err(CE_ALERT, "Device %s, XFS metadata write error" + " block 0x%llx in %s", + XFS_BUFTARG_NAME(XFS_BUF_TARGET(bp)), + (__uint64_t)XFS_BUF_ADDR(bp), mp->m_fsname); + } + lasttarg = XFS_BUF_TARGET(bp); - if (XFS_BUF_ISASYNC(bp)) { - /* - * If the write was asynchronous then noone will be - * looking for the error. Clear the error state - * and write the buffer out again delayed write. - * - * XXXsup This is OK, so long as we catch these - * before we start the umount; we don't want these - * DELWRI metadata bufs to be hanging around. - */ - XFS_BUF_ERROR(bp,0); /* errno of 0 unsets the flag */ - - if (!(XFS_BUF_ISSTALE(bp))) { - XFS_BUF_DELAYWRITE(bp); - XFS_BUF_DONE(bp); - XFS_BUF_SET_START(bp); - } - ASSERT(XFS_BUF_IODONE_FUNC(bp)); - trace_xfs_buf_item_iodone_async(bp, _RET_IP_); - xfs_buf_relse(bp); - } else { - /* - * If the write of the buffer was not asynchronous, - * then we want to make sure to return the error - * to the caller of bwrite(). Because of this we - * cannot clear the B_ERROR state at this point. - * Instead we install a callback function that - * will be called when the buffer is released, and - * that routine will clear the error state and - * set the buffer to be written out again after - * some delay. - */ - /* We actually overwrite the existing b-relse - function at times, but we're gonna be shutting down - anyway. */ - XFS_BUF_SET_BRELSE_FUNC(bp,xfs_buf_error_relse); + /* + * If the write was asynchronous then noone will be looking for the + * error. Clear the error state and write the buffer out again. + * + * During sync or umount we'll write all pending buffers again + * synchronous, which will catch these errors if they keep hanging + * around. + */ + if (XFS_BUF_ISASYNC(bp)) { + XFS_BUF_ERROR(bp, 0); /* errno of 0 unsets the flag */ + + if (!XFS_BUF_ISSTALE(bp)) { + XFS_BUF_DELAYWRITE(bp); XFS_BUF_DONE(bp); - XFS_BUF_FINISH_IOWAIT(bp); + XFS_BUF_SET_START(bp); } + ASSERT(XFS_BUF_IODONE_FUNC(bp)); + trace_xfs_buf_item_iodone_async(bp, _RET_IP_); + xfs_buf_relse(bp); return; } - xfs_buf_do_callbacks(bp); - XFS_BUF_SET_FSPRIVATE(bp, NULL); - XFS_BUF_CLR_IODONE_FUNC(bp); - xfs_buf_ioend(bp, 0); -} - -/* - * This is a callback routine attached to a buffer which gets an error - * when being written out synchronously. - */ -STATIC void -xfs_buf_error_relse( - xfs_buf_t *bp) -{ - xfs_log_item_t *lip; - xfs_mount_t *mp; - - lip = XFS_BUF_FSPRIVATE(bp, xfs_log_item_t *); - mp = (xfs_mount_t *)lip->li_mountp; - ASSERT(XFS_BUF_TARGET(bp) == mp->m_ddev_targp); - + /* + * If the write of the buffer was synchronous, we want to make + * sure to return the error to the caller of xfs_bwrite(). + */ XFS_BUF_STALE(bp); XFS_BUF_DONE(bp); XFS_BUF_UNDELAYWRITE(bp); - XFS_BUF_ERROR(bp,0); trace_xfs_buf_error_relse(bp, _RET_IP_); + xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR); - if (! XFS_FORCED_SHUTDOWN(mp)) - xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR); - /* - * We have to unpin the pinned buffers so do the - * callbacks. - */ +do_callbacks: xfs_buf_do_callbacks(bp); XFS_BUF_SET_FSPRIVATE(bp, NULL); XFS_BUF_CLR_IODONE_FUNC(bp); - XFS_BUF_SET_BRELSE_FUNC(bp,NULL); - xfs_buf_relse(bp); + xfs_buf_ioend(bp, 0); } - /* * This is the iodone() function for buffers which have been * logged. It is called when they are eventually flushed out. diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c index c78cc6a..4c7db74 100644 --- a/fs/xfs/xfs_error.c +++ b/fs/xfs/xfs_error.c @@ -152,37 +152,6 @@ xfs_errortag_clearall(xfs_mount_t *mp, int loud) } #endif /* DEBUG */ - -void -xfs_fs_cmn_err(int level, xfs_mount_t *mp, char *fmt, ...) -{ - va_list ap; - - va_start(ap, fmt); - xfs_fs_vcmn_err(level, mp, fmt, ap); - va_end(ap); -} - -void -xfs_cmn_err(int panic_tag, int level, xfs_mount_t *mp, char *fmt, ...) -{ - va_list ap; - -#ifdef DEBUG - xfs_panic_mask |= (XFS_PTAG_SHUTDOWN_CORRUPT | XFS_PTAG_LOGRES); -#endif - - if (xfs_panic_mask && (xfs_panic_mask & panic_tag) - && (level & CE_ALERT)) { - level &= ~CE_ALERT; - level |= CE_PANIC; - cmn_err(CE_ALERT, "XFS: Transforming an alert into a BUG."); - } - va_start(ap, fmt); - xfs_fs_vcmn_err(level, mp, fmt, ap); - va_end(ap); -} - void xfs_error_report( const char *tag, diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h index f338847..10dce54 100644 --- a/fs/xfs/xfs_error.h +++ b/fs/xfs/xfs_error.h @@ -136,8 +136,8 @@ extern int xfs_error_test(int, int *, char *, int, char *, unsigned long); xfs_error_test((tag), (mp)->m_fixedfsid, "expr", __LINE__, __FILE__, \ (rf)))) -extern int xfs_errortag_add(int error_tag, xfs_mount_t *mp); -extern int xfs_errortag_clearall(xfs_mount_t *mp, int loud); +extern int xfs_errortag_add(int error_tag, struct xfs_mount *mp); +extern int xfs_errortag_clearall(struct xfs_mount *mp, int loud); #else #define XFS_TEST_ERROR(expr, mp, tag, rf) (expr) #define xfs_errortag_add(tag, mp) (ENOSYS) @@ -162,21 +162,15 @@ extern int xfs_errortag_clearall(xfs_mount_t *mp, int loud); struct xfs_mount; -extern void xfs_fs_vcmn_err(int level, struct xfs_mount *mp, - char *fmt, va_list ap) - __attribute__ ((format (printf, 3, 0))); -extern void xfs_cmn_err(int panic_tag, int level, struct xfs_mount *mp, - char *fmt, ...) - __attribute__ ((format (printf, 4, 5))); -extern void xfs_fs_cmn_err(int level, struct xfs_mount *mp, char *fmt, ...) - __attribute__ ((format (printf, 3, 4))); - extern void xfs_hex_dump(void *p, int length); #define xfs_fs_repair_cmn_err(level, mp, fmt, args...) \ xfs_fs_cmn_err(level, mp, fmt " Unmount and run xfs_repair.", ## args) #define xfs_fs_mount_cmn_err(f, fmt, args...) \ - ((f & XFS_MFSI_QUIET)? (void)0 : cmn_err(CE_WARN, "XFS: " fmt, ## args)) + do { \ + if (!(f & XFS_MFSI_QUIET)) \ + cmn_err(CE_WARN, "XFS: " fmt, ## args); \ + } while (0) #endif /* __XFS_ERROR_H__ */ diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c index f56d30e..cec89dd 100644 --- a/fs/xfs/xfs_fsops.c +++ b/fs/xfs/xfs_fsops.c @@ -612,12 +612,13 @@ out: * * We cannot use an inode here for this - that will push dirty state back up * into the VFS and then periodic inode flushing will prevent log covering from - * making progress. Hence we log a field in the superblock instead. + * making progress. Hence we log a field in the superblock instead and use a + * synchronous transaction to ensure the superblock is immediately unpinned + * and can be written back. */ int xfs_fs_log_dummy( - xfs_mount_t *mp, - int flags) + xfs_mount_t *mp) { xfs_trans_t *tp; int error; @@ -632,8 +633,7 @@ xfs_fs_log_dummy( /* log the UUID because it is an unchanging field */ xfs_mod_sb(tp, XFS_SB_UUID); - if (flags & SYNC_WAIT) - xfs_trans_set_sync(tp); + xfs_trans_set_sync(tp); return xfs_trans_commit(tp, 0); } diff --git a/fs/xfs/xfs_fsops.h b/fs/xfs/xfs_fsops.h index a786c52..1b6a98b 100644 --- a/fs/xfs/xfs_fsops.h +++ b/fs/xfs/xfs_fsops.h @@ -25,6 +25,6 @@ extern int xfs_fs_counts(xfs_mount_t *mp, xfs_fsop_counts_t *cnt); extern int xfs_reserve_blocks(xfs_mount_t *mp, __uint64_t *inval, xfs_fsop_resblks_t *outval); extern int xfs_fs_goingdown(xfs_mount_t *mp, __uint32_t inflags); -extern int xfs_fs_log_dummy(xfs_mount_t *mp, int flags); +extern int xfs_fs_log_dummy(struct xfs_mount *mp); #endif /* __XFS_FSOPS_H__ */ diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 0bf24b1..ae6fef1f 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -377,7 +377,7 @@ xfs_log_mount( cmn_err(CE_NOTE, "XFS mounting filesystem %s", mp->m_fsname); else { cmn_err(CE_NOTE, - "!Mounting filesystem \"%s\" in no-recovery mode. Filesystem will be inconsistent.", + "Mounting filesystem \"%s\" in no-recovery mode. Filesystem will be inconsistent.", mp->m_fsname); ASSERT(mp->m_flags & XFS_MOUNT_RDONLY); } diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index 204d8e5..aa0ebb7 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -3800,7 +3800,7 @@ xlog_recover_finish( log->l_flags &= ~XLOG_RECOVERY_NEEDED; } else { cmn_err(CE_DEBUG, - "!Ending clean XFS mount for filesystem: %s\n", + "Ending clean XFS mount for filesystem: %s\n", log->l_mp->m_fsname); } return 0; diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c index f80a067..33dbc4e 100644 --- a/fs/xfs/xfs_trans.c +++ b/fs/xfs/xfs_trans.c @@ -1137,7 +1137,7 @@ out_undo_fdblocks: if (blkdelta) xfs_icsb_modify_counters(mp, XFS_SBS_FDBLOCKS, -blkdelta, rsvd); out: - ASSERT(error = 0); + ASSERT(error == 0); return; } diff --git a/include/acpi/apei.h b/include/acpi/apei.h index b336502..c4dbb13 100644 --- a/include/acpi/apei.h +++ b/include/acpi/apei.h @@ -19,6 +19,12 @@ extern int hest_disable; extern int erst_disable; +#ifdef CONFIG_ACPI_APEI +void __init acpi_hest_init(void); +#else +static inline void acpi_hest_init(void) { return; } +#endif + typedef int (*apei_hest_func_t)(struct acpi_hest_header *hest_hdr, void *data); int apei_hest_parse(apei_hest_func_t func, void *data); diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h index f1eddf7..31b6188 100644 --- a/include/asm-generic/pgtable.h +++ b/include/asm-generic/pgtable.h @@ -87,14 +87,6 @@ static inline pmd_t pmdp_get_and_clear(struct mm_struct *mm, pmd_clear(mm, address, pmdp); return pmd; }) -#else /* CONFIG_TRANSPARENT_HUGEPAGE */ -static inline pmd_t pmdp_get_and_clear(struct mm_struct *mm, - unsigned long address, - pmd_t *pmdp) -{ - BUG(); - return __pmd(0); -} #endif /* CONFIG_TRANSPARENT_HUGEPAGE */ #endif @@ -163,9 +155,9 @@ static inline void pmdp_set_wrprotect(struct mm_struct *mm, #endif #ifndef __HAVE_ARCH_PMDP_SPLITTING_FLUSH -extern pmd_t pmdp_clear_flush(struct vm_area_struct *vma, - unsigned long address, - pmd_t *pmdp); +extern pmd_t pmdp_splitting_flush(struct vm_area_struct *vma, + unsigned long address, + pmd_t *pmdp); #endif #ifndef __HAVE_ARCH_PTE_SAME diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index aac27bd..f22e7fe 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -121,6 +121,9 @@ int drm_fb_helper_setcolreg(unsigned regno, void drm_fb_helper_restore(void); void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper, uint32_t fb_width, uint32_t fb_height); +void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, + uint32_t depth); + int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info); bool drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper); diff --git a/include/linux/auto_fs4.h b/include/linux/auto_fs4.h index 8b49ac4..e02982f 100644 --- a/include/linux/auto_fs4.h +++ b/include/linux/auto_fs4.h @@ -24,7 +24,7 @@ #define AUTOFS_MIN_PROTO_VERSION 3 #define AUTOFS_MAX_PROTO_VERSION 5 -#define AUTOFS_PROTO_SUBVERSION 1 +#define AUTOFS_PROTO_SUBVERSION 2 /* Mask for expire behaviour */ #define AUTOFS_EXP_IMMEDIATE 1 diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 59fcd24..f958c19 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -167,6 +167,8 @@ struct dentry_operations { void (*d_release)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)(struct dentry *, char *, int); + struct vfsmount *(*d_automount)(struct path *); + int (*d_manage)(struct dentry *, bool, bool); } ____cacheline_aligned; /* @@ -205,13 +207,18 @@ struct dentry_operations { #define DCACHE_CANT_MOUNT 0x0100 #define DCACHE_GENOCIDE 0x0200 -#define DCACHE_MOUNTED 0x0400 /* is a mountpoint */ #define DCACHE_OP_HASH 0x1000 #define DCACHE_OP_COMPARE 0x2000 #define DCACHE_OP_REVALIDATE 0x4000 #define DCACHE_OP_DELETE 0x8000 +#define DCACHE_MOUNTED 0x10000 /* is a mountpoint */ +#define DCACHE_NEED_AUTOMOUNT 0x20000 /* handle automount on this dir */ +#define DCACHE_MANAGE_TRANSIT 0x40000 /* manage transit from this dirent */ +#define DCACHE_MANAGED_DENTRY \ + (DCACHE_MOUNTED|DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT) + extern seqlock_t rename_lock; static inline int dname_external(struct dentry *dentry) @@ -399,7 +406,12 @@ static inline void dont_mount(struct dentry *dentry) extern void dput(struct dentry *); -static inline int d_mountpoint(struct dentry *dentry) +static inline bool d_managed(struct dentry *dentry) +{ + return dentry->d_flags & DCACHE_MANAGED_DENTRY; +} + +static inline bool d_mountpoint(struct dentry *dentry) { return dentry->d_flags & DCACHE_MOUNTED; } diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index bec8b82..ab68f78 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -99,6 +99,17 @@ static inline int is_broadcast_ether_addr(const u8 *addr) } /** + * is_unicast_ether_addr - Determine if the Ethernet address is unicast + * @addr: Pointer to a six-byte array containing the Ethernet address + * + * Return true if the address is a unicast address. + */ +static inline int is_unicast_ether_addr(const u8 *addr) +{ + return !is_multicast_ether_addr(addr); +} + +/** * is_valid_ether_addr - Determine if the given Ethernet address is valid * @addr: Pointer to a six-byte array containing the Ethernet address * diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h index afc00af..a562fa5 100644 --- a/include/linux/fcntl.h +++ b/include/linux/fcntl.h @@ -45,6 +45,7 @@ #define AT_REMOVEDIR 0x200 /* Remove directory instead of unlinking file. */ #define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */ +#define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */ #ifdef __KERNEL__ diff --git a/include/linux/fs.h b/include/linux/fs.h index 3984f23..177b4dde 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -242,6 +242,7 @@ struct inodes_stat_t { #define S_SWAPFILE 256 /* Do not truncate: swapon got its bmaps */ #define S_PRIVATE 512 /* Inode is fs-internal */ #define S_IMA 1024 /* Inode has an associated IMA struct */ +#define S_AUTOMOUNT 2048 /* Automount/referral quasi-directory */ /* * Note that nosuid etc flags are inode-specific: setting some file-system @@ -277,6 +278,7 @@ struct inodes_stat_t { #define IS_SWAPFILE(inode) ((inode)->i_flags & S_SWAPFILE) #define IS_PRIVATE(inode) ((inode)->i_flags & S_PRIVATE) #define IS_IMA(inode) ((inode)->i_flags & S_IMA) +#define IS_AUTOMOUNT(inode) ((inode)->i_flags & S_AUTOMOUNT) /* the read-only stuff doesn't really belong here, but any other place is probably as bad and I don't want to create yet another include file. */ @@ -666,7 +668,7 @@ struct block_device { int bd_holders; bool bd_write_holder; #ifdef CONFIG_SYSFS - struct gendisk * bd_holder_disk; /* for sysfs slave linkng */ + struct list_head bd_holder_disks; #endif struct block_device * bd_contains; unsigned bd_block_size; @@ -1066,7 +1068,6 @@ struct lock_manager_operations { int (*fl_grant)(struct file_lock *, struct file_lock *, int); void (*fl_release_private)(struct file_lock *); void (*fl_break)(struct file_lock *); - int (*fl_mylease)(struct file_lock *, struct file_lock *); int (*fl_change)(struct file_lock **, int); }; @@ -2058,12 +2059,18 @@ extern struct block_device *blkdev_get_by_dev(dev_t dev, fmode_t mode, extern int blkdev_put(struct block_device *bdev, fmode_t mode); #ifdef CONFIG_SYSFS extern int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk); +extern void bd_unlink_disk_holder(struct block_device *bdev, + struct gendisk *disk); #else static inline int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk) { return 0; } +static inline void bd_unlink_disk_holder(struct block_device *bdev, + struct gendisk *disk) +{ +} #endif #endif diff --git a/include/linux/gpio.h b/include/linux/gpio.h index 4b47ed9..32720ba 100644 --- a/include/linux/gpio.h +++ b/include/linux/gpio.h @@ -35,13 +35,13 @@ static inline int gpio_request(unsigned gpio, const char *label) return -ENOSYS; } -static inline int __must_check gpio_request_one(unsigned gpio, +static inline int gpio_request_one(unsigned gpio, unsigned long flags, const char *label) { return -ENOSYS; } -static inline int __must_check gpio_request_array(struct gpio *array, size_t num) +static inline int gpio_request_array(struct gpio *array, size_t num) { return -ENOSYS; } diff --git a/include/linux/list_bl.h b/include/linux/list_bl.h index b2adbb4..5bad17d1 100644 --- a/include/linux/list_bl.h +++ b/include/linux/list_bl.h @@ -16,7 +16,7 @@ * some fast and compact auxiliary data. */ -#if defined(CONFIG_SMP) +#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) #define LIST_BL_LOCKMASK 1UL #else #define LIST_BL_LOCKMASK 0UL diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 24376fe..8122018d 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -165,6 +165,12 @@ extern void register_page_bootmem_info_node(struct pglist_data *pgdat); extern void put_page_bootmem(struct page *page); #endif +/* + * Lock for memory hotplug guarantees 1) all callbacks for memory hotplug + * notifier will be called under this. 2) offline/online/add/remove memory + * will not run simultaneously. + */ + void lock_memory_hotplug(void); void unlock_memory_hotplug(void); diff --git a/include/linux/mfd/ab8500.h b/include/linux/mfd/ab8500.h index 85cf2c28..37f56b7 100644 --- a/include/linux/mfd/ab8500.h +++ b/include/linux/mfd/ab8500.h @@ -74,30 +74,37 @@ #define AB8500_INT_ACC_DETECT_21DB_F 37 #define AB8500_INT_ACC_DETECT_21DB_R 38 #define AB8500_INT_GP_SW_ADC_CONV_END 39 -#define AB8500_INT_BTEMP_LOW 72 -#define AB8500_INT_BTEMP_LOW_MEDIUM 73 -#define AB8500_INT_BTEMP_MEDIUM_HIGH 74 -#define AB8500_INT_BTEMP_HIGH 75 -#define AB8500_INT_USB_CHARGER_NOT_OK 81 -#define AB8500_INT_ID_WAKEUP_R 82 -#define AB8500_INT_ID_DET_R1R 84 -#define AB8500_INT_ID_DET_R2R 85 -#define AB8500_INT_ID_DET_R3R 86 -#define AB8500_INT_ID_DET_R4R 87 -#define AB8500_INT_ID_WAKEUP_F 88 -#define AB8500_INT_ID_DET_R1F 90 -#define AB8500_INT_ID_DET_R2F 91 -#define AB8500_INT_ID_DET_R3F 92 -#define AB8500_INT_ID_DET_R4F 93 -#define AB8500_INT_USB_CHG_DET_DONE 94 -#define AB8500_INT_USB_CH_TH_PROT_F 96 -#define AB8500_INT_USB_CH_TH_PROP_R 97 -#define AB8500_INT_MAIN_CH_TH_PROP_F 98 -#define AB8500_INT_MAIN_CH_TH_PROT_R 99 -#define AB8500_INT_USB_CHARGER_NOT_OKF 103 +#define AB8500_INT_ADP_SOURCE_ERROR 72 +#define AB8500_INT_ADP_SINK_ERROR 73 +#define AB8500_INT_ADP_PROBE_PLUG 74 +#define AB8500_INT_ADP_PROBE_UNPLUG 75 +#define AB8500_INT_ADP_SENSE_OFF 76 +#define AB8500_INT_USB_PHY_POWER_ERR 78 +#define AB8500_INT_USB_LINK_STATUS 79 +#define AB8500_INT_BTEMP_LOW 80 +#define AB8500_INT_BTEMP_LOW_MEDIUM 81 +#define AB8500_INT_BTEMP_MEDIUM_HIGH 82 +#define AB8500_INT_BTEMP_HIGH 83 +#define AB8500_INT_USB_CHARGER_NOT_OK 89 +#define AB8500_INT_ID_WAKEUP_R 90 +#define AB8500_INT_ID_DET_R1R 92 +#define AB8500_INT_ID_DET_R2R 93 +#define AB8500_INT_ID_DET_R3R 94 +#define AB8500_INT_ID_DET_R4R 95 +#define AB8500_INT_ID_WAKEUP_F 96 +#define AB8500_INT_ID_DET_R1F 98 +#define AB8500_INT_ID_DET_R2F 99 +#define AB8500_INT_ID_DET_R3F 100 +#define AB8500_INT_ID_DET_R4F 101 +#define AB8500_INT_USB_CHG_DET_DONE 102 +#define AB8500_INT_USB_CH_TH_PROT_F 104 +#define AB8500_INT_USB_CH_TH_PROT_R 105 +#define AB8500_INT_MAIN_CH_TH_PROT_F 106 +#define AB8500_INT_MAIN_CH_TH_PROT_R 107 +#define AB8500_INT_USB_CHARGER_NOT_OKF 111 -#define AB8500_NR_IRQS 104 -#define AB8500_NUM_IRQ_REGS 13 +#define AB8500_NR_IRQS 112 +#define AB8500_NUM_IRQ_REGS 14 /** * struct ab8500 - ab8500 internal structure diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index 5582ab3..835996e 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -47,6 +47,12 @@ struct mfd_cell { /* don't check for resource conflicts */ bool ignore_resource_conflicts; + + /* + * Disable runtime PM callbacks for this subdevice - see + * pm_runtime_no_callbacks(). + */ + bool pm_runtime_no_callbacks; }; extern int mfd_add_devices(struct device *parent, int id, diff --git a/include/linux/mfd/max8998-private.h b/include/linux/mfd/max8998-private.h index 7363dea..effa5d3 100644 --- a/include/linux/mfd/max8998-private.h +++ b/include/linux/mfd/max8998-private.h @@ -159,10 +159,12 @@ struct max8998_dev { u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS]; u8 irq_masks_cache[MAX8998_NUM_IRQ_REGS]; int type; + bool wakeup; }; int max8998_irq_init(struct max8998_dev *max8998); void max8998_irq_exit(struct max8998_dev *max8998); +int max8998_irq_resume(struct max8998_dev *max8998); extern int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest); extern int max8998_bulk_read(struct i2c_client *i2c, u8 reg, int count, diff --git a/include/linux/mfd/max8998.h b/include/linux/mfd/max8998.h index f8c9f88..61daa16 100644 --- a/include/linux/mfd/max8998.h +++ b/include/linux/mfd/max8998.h @@ -70,24 +70,43 @@ struct max8998_regulator_data { * @num_regulators: number of regultors used * @irq_base: base IRQ number for max8998, required for IRQs * @ono: power onoff IRQ number for max8998 - * @buck1_max_voltage1: BUCK1 maximum alowed voltage register 1 - * @buck1_max_voltage2: BUCK1 maximum alowed voltage register 2 - * @buck2_max_voltage: BUCK2 maximum alowed voltage + * @buck_voltage_lock: Do NOT change the values of the following six + * registers set by buck?_voltage?. The voltage of BUCK1/2 cannot + * be other than the preset values. + * @buck1_voltage1: BUCK1 DVS mode 1 voltage register + * @buck1_voltage2: BUCK1 DVS mode 2 voltage register + * @buck1_voltage3: BUCK1 DVS mode 3 voltage register + * @buck1_voltage4: BUCK1 DVS mode 4 voltage register + * @buck2_voltage1: BUCK2 DVS mode 1 voltage register + * @buck2_voltage2: BUCK2 DVS mode 2 voltage register * @buck1_set1: BUCK1 gpio pin 1 to set output voltage * @buck1_set2: BUCK1 gpio pin 2 to set output voltage + * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2 * @buck2_set3: BUCK2 gpio pin to set output voltage + * @buck2_default_idx: Default for BUCK2 gpio pin. + * @wakeup: Allow to wake up from suspend + * @rtc_delay: LP3974 RTC chip bug that requires delay after a register + * write before reading it. */ struct max8998_platform_data { struct max8998_regulator_data *regulators; int num_regulators; int irq_base; int ono; - int buck1_max_voltage1; - int buck1_max_voltage2; - int buck2_max_voltage; + bool buck_voltage_lock; + int buck1_voltage1; + int buck1_voltage2; + int buck1_voltage3; + int buck1_voltage4; + int buck2_voltage1; + int buck2_voltage2; int buck1_set1; int buck1_set2; + int buck1_default_idx; int buck2_set3; + int buck2_default_idx; + bool wakeup; + bool rtc_delay; }; #endif /* __LINUX_MFD_MAX8998_H */ diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h index a1239c4..903280d 100644 --- a/include/linux/mfd/wm831x/core.h +++ b/include/linux/mfd/wm831x/core.h @@ -245,6 +245,7 @@ enum wm831x_parent { WM8320 = 0x8320, WM8321 = 0x8321, WM8325 = 0x8325, + WM8326 = 0x8326, }; struct wm831x { diff --git a/include/linux/mount.h b/include/linux/mount.h index 1869ea2..604f122 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -60,7 +60,7 @@ struct vfsmount { struct super_block *mnt_sb; /* pointer to superblock */ #ifdef CONFIG_SMP struct mnt_pcp __percpu *mnt_pcp; - atomic_t mnt_longrefs; + atomic_t mnt_longterm; /* how many of the refs are longterm */ #else int mnt_count; int mnt_writers; @@ -96,8 +96,6 @@ extern int mnt_clone_write(struct vfsmount *mnt); extern void mnt_drop_write(struct vfsmount *mnt); extern void mntput(struct vfsmount *mnt); extern struct vfsmount *mntget(struct vfsmount *mnt); -extern void mntput_long(struct vfsmount *mnt); -extern struct vfsmount *mntget_long(struct vfsmount *mnt); extern void mnt_pin(struct vfsmount *mnt); extern void mnt_unpin(struct vfsmount *mnt); extern int __mnt_is_readonly(struct vfsmount *mnt); @@ -110,12 +108,7 @@ extern struct vfsmount *vfs_kern_mount(struct file_system_type *type, int flags, const char *name, void *data); -struct nameidata; - -struct path; -extern int do_add_mount(struct vfsmount *newmnt, struct path *path, - int mnt_flags, struct list_head *fslist); - +extern void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list); extern void mark_mounts_for_expiry(struct list_head *mounts); extern dev_t name_to_dev_t(char *name); diff --git a/include/linux/namei.h b/include/linux/namei.h index 18d06ad..f276d4f 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -45,6 +45,7 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; * - ending slashes ok even for nonexistent files * - internal "there are more path components" flag * - dentry cache is untrusted; force a real lookup + * - suppress terminal automount */ #define LOOKUP_FOLLOW 0x0001 #define LOOKUP_DIRECTORY 0x0002 @@ -53,6 +54,7 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; #define LOOKUP_PARENT 0x0010 #define LOOKUP_REVAL 0x0020 #define LOOKUP_RCU 0x0040 +#define LOOKUP_NO_AUTOMOUNT 0x0080 /* * Intent data */ @@ -79,7 +81,8 @@ extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry extern struct dentry *lookup_one_len(const char *, struct dentry *, int); -extern int follow_down(struct path *); +extern int follow_down_one(struct path *); +extern int follow_down(struct path *, bool); extern int follow_up(struct path *); extern struct dentry *lock_rename(struct dentry *, struct dentry *); diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index be4957c..d971346 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -520,9 +520,6 @@ struct netdev_queue { * please use this field instead of dev->trans_start */ unsigned long trans_start; - u64 tx_bytes; - u64 tx_packets; - u64 tx_dropped; } ____cacheline_aligned_in_smp; static inline int netdev_queue_numa_node_read(const struct netdev_queue *q) @@ -2265,8 +2262,6 @@ extern void dev_load(struct net *net, const char *name); extern void dev_mcast_init(void); extern struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev, struct rtnl_link_stats64 *storage); -extern void dev_txq_stats_fold(const struct net_device *dev, - struct rtnl_link_stats64 *stats); extern int netdev_max_backlog; extern int netdev_tstamp_prequeue; diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index 9b46300..134716e 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -65,6 +65,9 @@ #define NFS4_CDFC4_FORE 0x1 #define NFS4_CDFC4_BACK 0x2 +#define NFS4_CDFC4_BOTH 0x3 +#define NFS4_CDFC4_FORE_OR_BOTH 0x3 +#define NFS4_CDFC4_BACK_OR_BOTH 0x7 #define NFS4_SET_TO_SERVER_TIME 0 #define NFS4_SET_TO_CLIENT_TIME 1 @@ -140,6 +143,9 @@ #define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200 #define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400 +#define NFS4_SECINFO_STYLE4_CURRENT_FH 0 +#define NFS4_SECINFO_STYLE4_PARENT 1 + #define NFS4_MAX_UINT64 (~(u64)0) /* An NFS4 sessions server must support at least NFS4_MAX_OPS operations. diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 0779bb8..6023efa 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -215,7 +215,6 @@ struct nfs_inode { #define NFS_INO_ADVISE_RDPLUS (0) /* advise readdirplus */ #define NFS_INO_STALE (1) /* possible stale inode */ #define NFS_INO_ACL_LRU_SET (2) /* Inode is on the LRU list */ -#define NFS_INO_MOUNTPOINT (3) /* inode is remote mountpoint */ #define NFS_INO_FLUSHING (4) /* inode is flushing out data */ #define NFS_INO_FSCACHE (5) /* inode can be cached by FS-Cache */ #define NFS_INO_FSCACHE_LOCK (6) /* FS-Cache cookie management lock */ diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h index 8ae78a6..bd31615 100644 --- a/include/linux/nfsd/export.h +++ b/include/linux/nfsd/export.h @@ -35,7 +35,7 @@ #define NFSEXP_NOHIDE 0x0200 #define NFSEXP_NOSUBTREECHECK 0x0400 #define NFSEXP_NOAUTHNLM 0x0800 /* Don't authenticate NLM requests - just trust */ -#define NFSEXP_MSNFS 0x1000 /* do silly things that MS clients expect */ +#define NFSEXP_MSNFS 0x1000 /* do silly things that MS clients expect; no longer supported */ #define NFSEXP_FSID 0x2000 #define NFSEXP_CROSSMOUNT 0x4000 #define NFSEXP_NOACL 0x8000 /* reserved for possible ACL related use */ diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index 2b89b71..821ffb9 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -148,6 +148,10 @@ * @NL80211_CMD_SET_MPATH: Set mesh path attributes for mesh path to * destination %NL80211_ATTR_MAC on the interface identified by * %NL80211_ATTR_IFINDEX. + * @NL80211_CMD_NEW_MPATH: Create a new mesh path for the destination given by + * %NL80211_ATTR_MAC via %NL80211_ATTR_MPATH_NEXT_HOP. + * @NL80211_CMD_DEL_MPATH: Delete a mesh path to the destination given by + * %NL80211_ATTR_MAC. * @NL80211_CMD_NEW_PATH: Add a mesh path with given attributes to the * the interface identified by %NL80211_ATTR_IFINDEX. * @NL80211_CMD_DEL_PATH: Remove a mesh path identified by %NL80211_ATTR_MAC @@ -612,7 +616,7 @@ enum nl80211_commands { * consisting of a nested array. * * @NL80211_ATTR_MESH_ID: mesh id (1-32 bytes). - * @NL80211_ATTR_PLINK_ACTION: action to perform on the mesh peer link. + * @NL80211_ATTR_STA_PLINK_ACTION: action to perform on the mesh peer link. * @NL80211_ATTR_MPATH_NEXT_HOP: MAC address of the next hop for a mesh path. * @NL80211_ATTR_MPATH_INFO: information about a mesh_path, part of mesh path * info given for %NL80211_CMD_GET_MPATH, nested attribute described at @@ -879,7 +883,9 @@ enum nl80211_commands { * See &enum nl80211_key_default_types. * * @NL80211_ATTR_MESH_SETUP: Optional mesh setup parameters. These cannot be - * changed once the mesh is active. + * changed once the mesh is active. + * @NL80211_ATTR_MESH_CONFIG: Mesh configuration parameters, a nested attribute + * containing attributes from &enum nl80211_meshconf_params. * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use @@ -1225,8 +1231,6 @@ enum nl80211_rate_info { * @NL80211_STA_INFO_INACTIVE_TIME: time since last activity (u32, msecs) * @NL80211_STA_INFO_RX_BYTES: total received bytes (u32, from this station) * @NL80211_STA_INFO_TX_BYTES: total transmitted bytes (u32, to this station) - * @__NL80211_STA_INFO_AFTER_LAST: internal - * @NL80211_STA_INFO_MAX: highest possible station info attribute * @NL80211_STA_INFO_SIGNAL: signal strength of last received PPDU (u8, dBm) * @NL80211_STA_INFO_TX_BITRATE: current unicast tx rate, nested attribute * containing info as possible, see &enum nl80211_sta_info_txrate. @@ -1236,6 +1240,11 @@ enum nl80211_rate_info { * @NL80211_STA_INFO_TX_RETRIES: total retries (u32, to this station) * @NL80211_STA_INFO_TX_FAILED: total failed packets (u32, to this station) * @NL80211_STA_INFO_SIGNAL_AVG: signal strength average (u8, dBm) + * @NL80211_STA_INFO_LLID: the station's mesh LLID + * @NL80211_STA_INFO_PLID: the station's mesh PLID + * @NL80211_STA_INFO_PLINK_STATE: peer link state for the station + * @__NL80211_STA_INFO_AFTER_LAST: internal + * @NL80211_STA_INFO_MAX: highest possible station info attribute */ enum nl80211_sta_info { __NL80211_STA_INFO_INVALID, @@ -1626,7 +1635,7 @@ enum nl80211_mntr_flags { * @NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME: The interval of time (in TUs) * that it takes for an HWMP information element to propagate across the mesh * - * @NL80211_MESHCONF_ROOTMODE: whether root mode is enabled or not + * @NL80211_MESHCONF_HWMP_ROOTMODE: whether root mode is enabled or not * * @NL80211_MESHCONF_ELEMENT_TTL: specifies the value of TTL field set at a * source mesh point for path selection elements. @@ -1678,6 +1687,7 @@ enum nl80211_meshconf_params { * element that vendors will use to identify the path selection methods and * metrics in use. * + * @NL80211_MESH_SETUP_ATTR_MAX: highest possible mesh setup attribute number * @__NL80211_MESH_SETUP_ATTR_AFTER_LAST: Internal use */ enum nl80211_mesh_setup_params { diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h index 5b0c971..6d6cb7a 100644 --- a/include/linux/page_cgroup.h +++ b/include/linux/page_cgroup.h @@ -42,9 +42,6 @@ enum { /* flags for mem_cgroup and file and I/O status */ PCG_MOVE_LOCK, /* For race between move_account v.s. following bits */ PCG_FILE_MAPPED, /* page is accounted as "mapped" */ - PCG_FILE_DIRTY, /* page is dirty */ - PCG_FILE_WRITEBACK, /* page is under writeback */ - PCG_FILE_UNSTABLE_NFS, /* page is NFS unstable */ /* No lock in page_cgroup */ PCG_ACCT_LRU, /* page has been accounted for (under lru_lock) */ }; @@ -65,10 +62,6 @@ static inline void ClearPageCgroup##uname(struct page_cgroup *pc) \ static inline int TestClearPageCgroup##uname(struct page_cgroup *pc) \ { return test_and_clear_bit(PCG_##lname, &pc->flags); } -#define TESTSETPCGFLAG(uname, lname) \ -static inline int TestSetPageCgroup##uname(struct page_cgroup *pc) \ - { return test_and_set_bit(PCG_##lname, &pc->flags); } - /* Cache flag is set only once (at allocation) */ TESTPCGFLAG(Cache, CACHE) CLEARPCGFLAG(Cache, CACHE) @@ -88,22 +81,6 @@ SETPCGFLAG(FileMapped, FILE_MAPPED) CLEARPCGFLAG(FileMapped, FILE_MAPPED) TESTPCGFLAG(FileMapped, FILE_MAPPED) -SETPCGFLAG(FileDirty, FILE_DIRTY) -CLEARPCGFLAG(FileDirty, FILE_DIRTY) -TESTPCGFLAG(FileDirty, FILE_DIRTY) -TESTCLEARPCGFLAG(FileDirty, FILE_DIRTY) -TESTSETPCGFLAG(FileDirty, FILE_DIRTY) - -SETPCGFLAG(FileWriteback, FILE_WRITEBACK) -CLEARPCGFLAG(FileWriteback, FILE_WRITEBACK) -TESTPCGFLAG(FileWriteback, FILE_WRITEBACK) - -SETPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS) -CLEARPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS) -TESTPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS) -TESTCLEARPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS) -TESTSETPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS) - SETPCGFLAG(Migration, MIGRATION) CLEARPCGFLAG(Migration, MIGRATION) TESTPCGFLAG(Migration, MIGRATION) diff --git a/include/linux/path.h b/include/linux/path.h index a581e8c..edc98de 100644 --- a/include/linux/path.h +++ b/include/linux/path.h @@ -10,9 +10,7 @@ struct path { }; extern void path_get(struct path *); -extern void path_get_long(struct path *); extern void path_put(struct path *); -extern void path_put_long(struct path *); static inline int path_equal(const struct path *path1, const struct path *path2) { diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index c8b6473..4462350 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -35,9 +35,12 @@ static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), pbus->number); } +#endif + +#ifdef CONFIG_ACPI_APEI +extern bool aer_acpi_firmware_first(void); #else -static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) -{ return NULL; } +static inline bool aer_acpi_firmware_first(void) { return false; } #endif #endif /* _PCI_ACPI_H_ */ diff --git a/include/linux/pci-aspm.h b/include/linux/pci-aspm.h index 91ba0b3..ce681051 100644 --- a/include/linux/pci-aspm.h +++ b/include/linux/pci-aspm.h @@ -27,6 +27,7 @@ extern void pcie_aspm_init_link_state(struct pci_dev *pdev); extern void pcie_aspm_exit_link_state(struct pci_dev *pdev); extern void pcie_aspm_pm_state_change(struct pci_dev *pdev); extern void pci_disable_link_state(struct pci_dev *pdev, int state); +extern void pcie_clear_aspm(void); extern void pcie_no_aspm(void); #else static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) @@ -41,7 +42,9 @@ static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) static inline void pci_disable_link_state(struct pci_dev *pdev, int state) { } - +static inline void pcie_clear_aspm(void) +{ +} static inline void pcie_no_aspm(void) { } diff --git a/include/linux/pci.h b/include/linux/pci.h index 7454408..559d028 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -806,7 +806,7 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size); /* Power management related routines */ int pci_save_state(struct pci_dev *dev); -int pci_restore_state(struct pci_dev *dev); +void pci_restore_state(struct pci_dev *dev); int __pci_complete_power_transition(struct pci_dev *dev, pci_power_t state); int pci_set_power_state(struct pci_dev *dev, pci_power_t state); pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state); @@ -820,7 +820,6 @@ int pci_prepare_to_sleep(struct pci_dev *dev); int pci_back_from_sleep(struct pci_dev *dev); bool pci_dev_run_wake(struct pci_dev *dev); bool pci_check_pme_status(struct pci_dev *dev); -void pci_wakeup_event(struct pci_dev *dev); void pci_pme_wakeup_bus(struct pci_bus *bus); static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, @@ -994,6 +993,14 @@ extern void pci_restore_msi_state(struct pci_dev *dev); extern int pci_msi_enabled(void); #endif +#ifdef CONFIG_PCIEPORTBUS +extern bool pcie_ports_disabled; +extern bool pcie_ports_auto; +#else +#define pcie_ports_disabled true +#define pcie_ports_auto false +#endif + #ifndef CONFIG_PCIEASPM static inline int pcie_aspm_enabled(void) { @@ -1003,6 +1010,14 @@ static inline int pcie_aspm_enabled(void) extern int pcie_aspm_enabled(void); #endif +#ifdef CONFIG_PCIEAER +void pci_no_aer(void); +bool pci_aer_available(void); +#else +static inline void pci_no_aer(void) { } +static inline bool pci_aer_available(void) { return false; } +#endif + #ifndef CONFIG_PCIE_ECRC static inline void pcie_set_ecrc_checking(struct pci_dev *dev) { @@ -1168,10 +1183,8 @@ static inline int pci_save_state(struct pci_dev *dev) return 0; } -static inline int pci_restore_state(struct pci_dev *dev) -{ - return 0; -} +static inline void pci_restore_state(struct pci_dev *dev) +{ } static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index ae0dc45..3adb06e 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2478,7 +2478,8 @@ #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MIN 0x1c41 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX 0x1c5f #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22 -#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC 0x1d40 +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_0 0x1d40 +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_1 0x1d41 #define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410 #define PCI_DEVICE_ID_INTEL_82801AA_1 0x2411 #define PCI_DEVICE_ID_INTEL_82801AA_3 0x2413 diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index af83076..5b7e6b1 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -309,6 +309,14 @@ #define PCI_MSIX_PBA 8 #define PCI_MSIX_FLAGS_BIRMASK (7 << 0) +/* MSI-X entry's format */ +#define PCI_MSIX_ENTRY_SIZE 16 +#define PCI_MSIX_ENTRY_LOWER_ADDR 0 +#define PCI_MSIX_ENTRY_UPPER_ADDR 4 +#define PCI_MSIX_ENTRY_DATA 8 +#define PCI_MSIX_ENTRY_VECTOR_CTRL 12 +#define PCI_MSIX_ENTRY_CTRL_MASKBIT 1 + /* CompactPCI Hotswap Register */ #define PCI_CHSWP_CSR 2 /* Control and Status Register */ @@ -496,6 +504,8 @@ #define PCI_EXP_RTCTL_CRSSVE 0x10 /* CRS Software Visibility Enable */ #define PCI_EXP_RTCAP 30 /* Root Capabilities */ #define PCI_EXP_RTSTA 32 /* Root Status */ +#define PCI_EXP_RTSTA_PME 0x10000 /* PME status */ +#define PCI_EXP_RTSTA_PENDING 0x20000 /* PME pending */ #define PCI_EXP_DEVCAP2 36 /* Device Capabilities 2 */ #define PCI_EXP_DEVCAP2_ARI 0x20 /* Alternative Routing-ID */ #define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ diff --git a/include/linux/power/gpio-charger.h b/include/linux/power/gpio-charger.h new file mode 100644 index 0000000..de1dfe0 --- /dev/null +++ b/include/linux/power/gpio-charger.h @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __LINUX_POWER_GPIO_CHARGER_H__ +#define __LINUX_POWER_GPIO_CHARGER_H__ + +#include <linux/power_supply.h> +#include <linux/types.h> + +/** + * struct gpio_charger_platform_data - platform_data for gpio_charger devices + * @name: Name for the chargers power_supply device + * @type: Type of the charger + * @gpio: GPIO which is used to indicate the chargers status + * @gpio_active_low: Should be set to 1 if the GPIO is active low otherwise 0 + * @supplied_to: Array of battery names to which this chargers supplies power + * @num_supplicants: Number of entries in the supplied_to array + */ +struct gpio_charger_platform_data { + const char *name; + enum power_supply_type type; + + int gpio; + int gpio_active_low; + + char **supplied_to; + size_t num_supplicants; +}; + +#endif diff --git a/include/linux/power/max17042_battery.h b/include/linux/power/max17042_battery.h new file mode 100644 index 0000000..7995deb --- /dev/null +++ b/include/linux/power/max17042_battery.h @@ -0,0 +1,30 @@ +/* + * Fuel gauge driver for Maxim 17042 / 8966 / 8997 + * Note that Maxim 8966 and 8997 are mfd and this is its subdevice. + * + * Copyright (C) 2011 Samsung Electronics + * MyungJoo Ham <myungjoo.ham@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __MAX17042_BATTERY_H_ +#define __MAX17042_BATTERY_H_ + +struct max17042_platform_data { + bool enable_current_sense; +}; + +#endif /* __MAX17042_BATTERY_H_ */ diff --git a/include/linux/s3c_adc_battery.h b/include/linux/s3c_adc_battery.h index dbce22f..fbe58b7 100644 --- a/include/linux/s3c_adc_battery.h +++ b/include/linux/s3c_adc_battery.h @@ -14,6 +14,7 @@ struct s3c_adc_bat_pdata { void (*disable_charger)(void); int gpio_charge_finished; + int gpio_inverted; const struct s3c_adc_bat_thresh *lut_noac; unsigned int lut_noac_cnt; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 20ec0a64..bf221d6 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -255,6 +255,11 @@ typedef unsigned int sk_buff_data_t; typedef unsigned char *sk_buff_data_t; #endif +#if defined(CONFIG_NF_DEFRAG_IPV4) || defined(CONFIG_NF_DEFRAG_IPV4_MODULE) || \ + defined(CONFIG_NF_DEFRAG_IPV6) || defined(CONFIG_NF_DEFRAG_IPV6_MODULE) +#define NET_SKBUFF_NF_DEFRAG_NEEDED 1 +#endif + /** * struct sk_buff - socket buffer * @next: Next buffer in list @@ -362,6 +367,8 @@ struct sk_buff { void (*destructor)(struct sk_buff *skb); #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) struct nf_conntrack *nfct; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED struct sk_buff *nfct_reasm; #endif #ifdef CONFIG_BRIDGE_NETFILTER @@ -2057,6 +2064,8 @@ static inline void nf_conntrack_get(struct nf_conntrack *nfct) if (nfct) atomic_inc(&nfct->use); } +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED static inline void nf_conntrack_get_reasm(struct sk_buff *skb) { if (skb) @@ -2085,6 +2094,8 @@ static inline void nf_reset(struct sk_buff *skb) #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) nf_conntrack_put(skb->nfct); skb->nfct = NULL; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED nf_conntrack_put_reasm(skb->nfct_reasm); skb->nfct_reasm = NULL; #endif @@ -2101,6 +2112,8 @@ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src) dst->nfct = src->nfct; nf_conntrack_get(src->nfct); dst->nfctinfo = src->nfctinfo; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED dst->nfct_reasm = src->nfct_reasm; nf_conntrack_get_reasm(src->nfct_reasm); #endif @@ -2114,6 +2127,8 @@ static inline void nf_copy(struct sk_buff *dst, const struct sk_buff *src) { #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) nf_conntrack_put(dst->nfct); +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED nf_conntrack_put_reasm(dst->nfct_reasm); #endif #ifdef CONFIG_BRIDGE_NETFILTER diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h index 78aa104..7898ea1 100644 --- a/include/linux/sunrpc/cache.h +++ b/include/linux/sunrpc/cache.h @@ -256,10 +256,13 @@ static inline time_t get_expiry(char **bpp) return rv - boot.tv_sec; } +#ifdef CONFIG_NFSD_DEPRECATED static inline void sunrpc_invalidate(struct cache_head *h, struct cache_detail *detail) { h->expiry_time = seconds_since_boot() - 1; detail->nextcheck = seconds_since_boot(); } +#endif /* CONFIG_NFSD_DEPRECATED */ + #endif /* _LINUX_SUNRPC_CACHE_H_ */ diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index c81d4d8..ea29330 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -269,6 +269,7 @@ struct svc_rqst { struct cache_req rq_chandle; /* handle passed to caches for * request delaying */ + bool rq_dropme; /* Catering to nfsd */ struct auth_domain * rq_client; /* RPC peer info */ struct auth_domain * rq_gssclient; /* "gss/"-style peer info */ diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h index 357da5e..059877b 100644 --- a/include/linux/sunrpc/svc_xprt.h +++ b/include/linux/sunrpc/svc_xprt.h @@ -63,7 +63,6 @@ struct svc_xprt { #define XPT_LISTENER 11 /* listening endpoint */ #define XPT_CACHE_AUTH 12 /* cache auth info */ - struct svc_pool *xpt_pool; /* current pool iff queued */ struct svc_serv *xpt_server; /* service for transport */ atomic_t xpt_reserved; /* space on outq that is rsvd */ struct mutex xpt_mutex; /* to serialize sending data */ @@ -81,6 +80,7 @@ struct svc_xprt { void *xpt_bc_sid; /* back channel session ID */ struct net *xpt_net; + struct rpc_xprt *xpt_bc_xprt; /* NFSv4.1 backchannel */ }; static inline void unregister_xpt_user(struct svc_xprt *xpt, struct svc_xpt_user *u) diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h index 1b353a7..04dba23 100644 --- a/include/linux/sunrpc/svcsock.h +++ b/include/linux/sunrpc/svcsock.h @@ -28,7 +28,6 @@ struct svc_sock { /* private TCP part */ u32 sk_reclen; /* length of record */ u32 sk_tcplen; /* current read length */ - struct rpc_xprt *sk_bc_xprt; /* NFSv4.1 backchannel xprt */ }; /* diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 89d10d2..bef0f53 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -321,6 +321,7 @@ void xprt_conditional_disconnect(struct rpc_xprt *xprt, unsigned int cookie); #define XPRT_CLOSING (6) #define XPRT_CONNECTION_ABORT (7) #define XPRT_CONNECTION_CLOSE (8) +#define XPRT_INITIALIZED (9) static inline void xprt_set_connected(struct rpc_xprt *xprt) { diff --git a/include/net/ah.h b/include/net/ah.h index be7798d..ca95b98 100644 --- a/include/net/ah.h +++ b/include/net/ah.h @@ -4,7 +4,7 @@ #include <linux/skbuff.h> /* This is the maximum truncated ICV length that we know of. */ -#define MAX_AH_AUTH_LEN 16 +#define MAX_AH_AUTH_LEN 64 struct crypto_ahash; diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index bcc9f44..1322695 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1103,6 +1103,8 @@ struct cfg80211_pmksa { * @change_mpath: change a given mesh path * @get_mpath: get a mesh path for the given parameters * @dump_mpath: dump mesh path callback -- resume dump at index @idx + * @join_mesh: join the mesh network with the specified parameters + * @leave_mesh: leave the current mesh network * * @get_mesh_config: Get the current mesh configuration * diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 5b3fd5a..62c0ce2 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -337,6 +337,10 @@ struct ieee80211_bss_conf { * @IEEE80211_TX_CTL_LDPC: tells the driver to use LDPC for this frame * @IEEE80211_TX_CTL_STBC: Enables Space-Time Block Coding (STBC) for this * frame and selects the maximum number of streams that it can use. + * @IEEE80211_TX_CTL_TX_OFFCHAN: Marks this packet to be transmitted on + * the off-channel channel when a remain-on-channel offload is done + * in hardware -- normal packets still flow and are expected to be + * handled properly by the device. * * Note: If you have to add new flags to the enumeration, then don't * forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary. @@ -1753,6 +1757,16 @@ enum ieee80211_ampdu_mlme_action { * (also see nl80211.h @NL80211_ATTR_WIPHY_ANTENNA_TX). * * @get_antenna: Get current antenna configuration from device (tx_ant, rx_ant). + * + * @remain_on_channel: Starts an off-channel period on the given channel, must + * call back to ieee80211_ready_on_channel() when on that channel. Note + * that normal channel traffic is not stopped as this is intended for hw + * offload. Frames to transmit on the off-channel channel are transmitted + * normally except for the %IEEE80211_TX_CTL_TX_OFFCHAN flag. When the + * duration (which will always be non-zero) expires, the driver must call + * ieee80211_remain_on_channel_expired(). This callback may sleep. + * @cancel_remain_on_channel: Requests that an ongoing off-channel period is + * aborted before it expires. This callback may sleep. */ struct ieee80211_ops { int (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb); diff --git a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h index 1ee717e..a4c9936 100644 --- a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h +++ b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h @@ -7,16 +7,6 @@ extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6; extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6; extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6; -extern int nf_ct_frag6_init(void); -extern void nf_ct_frag6_cleanup(void); -extern struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user); -extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb, - struct net_device *in, - struct net_device *out, - int (*okfn)(struct sk_buff *)); - -struct inet_frags_ctl; - #include <linux/sysctl.h> extern struct ctl_table nf_ct_ipv6_sysctl_table[]; diff --git a/include/net/netfilter/ipv6/nf_defrag_ipv6.h b/include/net/netfilter/ipv6/nf_defrag_ipv6.h index 94dd54d..fd79c9a 100644 --- a/include/net/netfilter/ipv6/nf_defrag_ipv6.h +++ b/include/net/netfilter/ipv6/nf_defrag_ipv6.h @@ -3,4 +3,14 @@ extern void nf_defrag_ipv6_enable(void); +extern int nf_ct_frag6_init(void); +extern void nf_ct_frag6_cleanup(void); +extern struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user); +extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb, + struct net_device *in, + struct net_device *out, + int (*okfn)(struct sk_buff *)); + +struct inet_frags_ctl; + #endif /* _NF_DEFRAG_IPV6_H */ diff --git a/include/net/red.h b/include/net/red.h index 995108e..3319f16 100644 --- a/include/net/red.h +++ b/include/net/red.h @@ -97,7 +97,6 @@ struct red_stats { u32 forced_mark; /* Forced marks, qavg > max_thresh */ u32 pdrop; /* Drops due to queue limits */ u32 other; /* Drops due to drop() calls */ - u32 backlog; }; struct red_parms { diff --git a/include/trace/events/module.h b/include/trace/events/module.h index c7bb2f0..c6bae36 100644 --- a/include/trace/events/module.h +++ b/include/trace/events/module.h @@ -1,5 +1,15 @@ +/* + * Because linux/module.h has tracepoints in the header, and ftrace.h + * eventually includes this file, define_trace.h includes linux/module.h + * But we do not want the module.h to override the TRACE_SYSTEM macro + * variable that define_trace.h is processing, so we only set it + * when module events are being processed, which would happen when + * CREATE_TRACE_POINTS is defined. + */ +#ifdef CREATE_TRACE_POINTS #undef TRACE_SYSTEM #define TRACE_SYSTEM module +#endif #if !defined(_TRACE_MODULE_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_MODULE_H diff --git a/init/Kconfig b/init/Kconfig index 4f6cdbf..4e33790 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -515,21 +515,6 @@ config RCU_BOOST_DELAY Accept the default if unsure. -config SRCU_SYNCHRONIZE_DELAY - int "Microseconds to delay before waiting for readers" - range 0 20 - default 10 - help - This option controls how long SRCU delays before entering its - loop waiting on SRCU readers. The purpose of this loop is - to avoid the unconditional context-switch penalty that would - otherwise be incurred if there was an active SRCU reader, - in a manner similar to adaptive locking schemes. This should - be set to be a bit longer than the common-case SRCU read-side - critical-section overhead. - - Accept the default if unsure. - endmenu # "RCU Subsystem" config IKCONFIG diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 5c5f4cc..b24d702 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -764,6 +764,7 @@ EXPORT_SYMBOL_GPL(cgroup_unlock); */ static int cgroup_mkdir(struct inode *dir, struct dentry *dentry, int mode); +static struct dentry *cgroup_lookup(struct inode *, struct dentry *, struct nameidata *); static int cgroup_rmdir(struct inode *unused_dir, struct dentry *dentry); static int cgroup_populate_dir(struct cgroup *cgrp); static const struct inode_operations cgroup_dir_inode_operations; @@ -860,6 +861,11 @@ static void cgroup_diput(struct dentry *dentry, struct inode *inode) iput(inode); } +static int cgroup_delete(const struct dentry *d) +{ + return 1; +} + static void remove_dir(struct dentry *d) { struct dentry *parent = dget(d->d_parent); @@ -910,7 +916,7 @@ static void cgroup_d_remove_dir(struct dentry *dentry) parent = dentry->d_parent; spin_lock(&parent->d_lock); - spin_lock(&dentry->d_lock); + spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED); list_del_init(&dentry->d_u.d_child); spin_unlock(&dentry->d_lock); spin_unlock(&parent->d_lock); @@ -1451,6 +1457,7 @@ static int cgroup_get_rootdir(struct super_block *sb) { static const struct dentry_operations cgroup_dops = { .d_iput = cgroup_diput, + .d_delete = cgroup_delete, }; struct inode *inode = @@ -2195,12 +2202,20 @@ static const struct file_operations cgroup_file_operations = { }; static const struct inode_operations cgroup_dir_inode_operations = { - .lookup = simple_lookup, + .lookup = cgroup_lookup, .mkdir = cgroup_mkdir, .rmdir = cgroup_rmdir, .rename = cgroup_rename, }; +static struct dentry *cgroup_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd) +{ + if (dentry->d_name.len > NAME_MAX) + return ERR_PTR(-ENAMETOOLONG); + d_add(dentry, NULL); + return NULL; +} + /* * Check if a file is a control file */ diff --git a/kernel/futex.c b/kernel/futex.c index 5207563..b766d28 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -826,10 +826,9 @@ static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_q *this) new_owner = rt_mutex_next_owner(&pi_state->pi_mutex); /* - * This happens when we have stolen the lock and the original - * pending owner did not enqueue itself back on the rt_mutex. - * Thats not a tragedy. We know that way, that a lock waiter - * is on the fly. We make the futex_q waiter the pending owner. + * It is possible that the next waiter (the one that brought + * this owner to the kernel) timed out and is no longer + * waiting on the lock. */ if (!new_owner) new_owner = this->task; diff --git a/kernel/rcutiny.c b/kernel/rcutiny.c index 0344937..0c343b9 100644 --- a/kernel/rcutiny.c +++ b/kernel/rcutiny.c @@ -189,7 +189,8 @@ static int rcu_kthread(void *arg) unsigned long flags; for (;;) { - wait_event(rcu_kthread_wq, have_rcu_kthread_work != 0); + wait_event_interruptible(rcu_kthread_wq, + have_rcu_kthread_work != 0); morework = rcu_boost(); local_irq_save(flags); work = have_rcu_kthread_work; diff --git a/kernel/srcu.c b/kernel/srcu.c index 98d8c1e..73ce23f 100644 --- a/kernel/srcu.c +++ b/kernel/srcu.c @@ -156,6 +156,16 @@ void __srcu_read_unlock(struct srcu_struct *sp, int idx) EXPORT_SYMBOL_GPL(__srcu_read_unlock); /* + * We use an adaptive strategy for synchronize_srcu() and especially for + * synchronize_srcu_expedited(). We spin for a fixed time period + * (defined below) to allow SRCU readers to exit their read-side critical + * sections. If there are still some readers after 10 microseconds, + * we repeatedly block for 1-millisecond time periods. This approach + * has done well in testing, so there is no need for a config parameter. + */ +#define SYNCHRONIZE_SRCU_READER_DELAY 10 + +/* * Helper function for synchronize_srcu() and synchronize_srcu_expedited(). */ static void __synchronize_srcu(struct srcu_struct *sp, void (*sync_func)(void)) @@ -207,11 +217,12 @@ static void __synchronize_srcu(struct srcu_struct *sp, void (*sync_func)(void)) * will have finished executing. We initially give readers * an arbitrarily chosen 10 microseconds to get out of their * SRCU read-side critical sections, then loop waiting 1/HZ - * seconds per iteration. + * seconds per iteration. The 10-microsecond value has done + * very well in testing. */ if (srcu_readers_active_idx(sp, idx)) - udelay(CONFIG_SRCU_SYNCHRONIZE_DELAY); + udelay(SYNCHRONIZE_SRCU_READER_DELAY); while (srcu_readers_active_idx(sp, idx)) schedule_timeout_interruptible(1); diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index c50a034..6519cf62 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -113,7 +113,7 @@ EXPORT_SYMBOL_GPL(timecounter_cyc2time); * @shift: pointer to shift variable * @from: frequency to convert from * @to: frequency to convert to - * @minsec: guaranteed runtime conversion range in seconds + * @maxsec: guaranteed runtime conversion range in seconds * * The function evaluates the shift/mult pair for the scaled math * operations of clocksources and clockevents. @@ -122,7 +122,7 @@ EXPORT_SYMBOL_GPL(timecounter_cyc2time); * NSEC_PER_SEC == 1GHz and @from is the counter frequency. For clock * event @to is the counter frequency and @from is NSEC_PER_SEC. * - * The @minsec conversion range argument controls the time frame in + * The @maxsec conversion range argument controls the time frame in * seconds which must be covered by the runtime conversion with the * calculated mult and shift factors. This guarantees that no 64bit * overflow happens when the input value of the conversion is @@ -131,7 +131,7 @@ EXPORT_SYMBOL_GPL(timecounter_cyc2time); * factors. */ void -clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 minsec) +clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 maxsec) { u64 tmp; u32 sft, sftacc= 32; @@ -140,7 +140,7 @@ clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 minsec) * Calculate the shift factor which is limiting the conversion * range: */ - tmp = ((u64)minsec * from) >> 32; + tmp = ((u64)maxsec * from) >> 32; while (tmp) { tmp >>=1; sftacc--; diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 5536aaf..d27c756 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -49,7 +49,7 @@ struct timekeeper { u32 mult; }; -struct timekeeper timekeeper; +static struct timekeeper timekeeper; /** * timekeeper_setup_internals - Set up internals to use clocksource clock. @@ -164,7 +164,7 @@ static struct timespec total_sleep_time; /* * The raw monotonic time for the CLOCK_MONOTONIC_RAW posix clock. */ -struct timespec raw_time; +static struct timespec raw_time; /* flag for if timekeeping is suspended */ int __read_mostly timekeeping_suspended; diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c index bac752f..b706529 100644 --- a/kernel/trace/trace_syscalls.c +++ b/kernel/trace/trace_syscalls.c @@ -23,9 +23,6 @@ static int syscall_exit_register(struct ftrace_event_call *event, static int syscall_enter_define_fields(struct ftrace_event_call *call); static int syscall_exit_define_fields(struct ftrace_event_call *call); -/* All syscall exit events have the same fields */ -static LIST_HEAD(syscall_exit_fields); - static struct list_head * syscall_get_enter_fields(struct ftrace_event_call *call) { @@ -34,34 +31,28 @@ syscall_get_enter_fields(struct ftrace_event_call *call) return &entry->enter_fields; } -static struct list_head * -syscall_get_exit_fields(struct ftrace_event_call *call) -{ - return &syscall_exit_fields; -} - struct trace_event_functions enter_syscall_print_funcs = { - .trace = print_syscall_enter, + .trace = print_syscall_enter, }; struct trace_event_functions exit_syscall_print_funcs = { - .trace = print_syscall_exit, + .trace = print_syscall_exit, }; struct ftrace_event_class event_class_syscall_enter = { - .system = "syscalls", - .reg = syscall_enter_register, - .define_fields = syscall_enter_define_fields, - .get_fields = syscall_get_enter_fields, - .raw_init = init_syscall_trace, + .system = "syscalls", + .reg = syscall_enter_register, + .define_fields = syscall_enter_define_fields, + .get_fields = syscall_get_enter_fields, + .raw_init = init_syscall_trace, }; struct ftrace_event_class event_class_syscall_exit = { - .system = "syscalls", - .reg = syscall_exit_register, - .define_fields = syscall_exit_define_fields, - .get_fields = syscall_get_exit_fields, - .raw_init = init_syscall_trace, + .system = "syscalls", + .reg = syscall_exit_register, + .define_fields = syscall_exit_define_fields, + .fields = LIST_HEAD_INIT(event_class_syscall_exit.fields), + .raw_init = init_syscall_trace, }; extern unsigned long __start_syscalls_metadata[]; diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index e92f047..321fc74 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -409,6 +409,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages) int ret; struct memory_notify arg; + lock_memory_hotplug(); arg.start_pfn = pfn; arg.nr_pages = nr_pages; arg.status_change_nid = -1; @@ -421,6 +422,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages) ret = notifier_to_errno(ret); if (ret) { memory_notify(MEM_CANCEL_ONLINE, &arg); + unlock_memory_hotplug(); return ret; } /* @@ -445,6 +447,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages) printk(KERN_DEBUG "online_pages %lx at %lx failed\n", nr_pages, pfn); memory_notify(MEM_CANCEL_ONLINE, &arg); + unlock_memory_hotplug(); return ret; } @@ -469,6 +472,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages) if (onlined_pages) memory_notify(MEM_ONLINE, &arg); + unlock_memory_hotplug(); return 0; } diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c index d030548..0369f5b 100644 --- a/mm/pgtable-generic.c +++ b/mm/pgtable-generic.c @@ -92,32 +92,29 @@ pte_t ptep_clear_flush(struct vm_area_struct *vma, unsigned long address, #endif #ifndef __HAVE_ARCH_PMDP_CLEAR_FLUSH +#ifdef CONFIG_TRANSPARENT_HUGEPAGE pmd_t pmdp_clear_flush(struct vm_area_struct *vma, unsigned long address, pmd_t *pmdp) { pmd_t pmd; -#ifndef CONFIG_TRANSPARENT_HUGEPAGE - BUG(); -#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ VM_BUG_ON(address & ~HPAGE_PMD_MASK); pmd = pmdp_get_and_clear(vma->vm_mm, address, pmdp); flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE); return pmd; } +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ #endif #ifndef __HAVE_ARCH_PMDP_SPLITTING_FLUSH +#ifdef CONFIG_TRANSPARENT_HUGEPAGE pmd_t pmdp_splitting_flush(struct vm_area_struct *vma, unsigned long address, pmd_t *pmdp) { -#ifdef CONFIG_TRANSPARENT_HUGEPAGE pmd_t pmd = pmd_mksplitting(*pmdp); VM_BUG_ON(address & ~HPAGE_PMD_MASK); set_pmd_at(vma->vm_mm, address, pmdp, pmd); /* tlb flush only to serialize against gup-fast */ flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE); -#else /* CONFIG_TRANSPARENT_HUGEPAGE */ - BUG(); -#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ } +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ #endif @@ -284,7 +284,7 @@ struct kmem_list3 { * Need this for bootstrapping a per node allocator. */ #define NUM_INIT_LISTS (3 * MAX_NUMNODES) -struct kmem_list3 __initdata initkmem_list3[NUM_INIT_LISTS]; +static struct kmem_list3 __initdata initkmem_list3[NUM_INIT_LISTS]; #define CACHE_CACHE 0 #define SIZE_AC MAX_NUMNODES #define SIZE_L3 (2 * MAX_NUMNODES) @@ -4053,7 +4053,7 @@ static int enable_cpucache(struct kmem_cache *cachep, gfp_t gfp) * necessary. Note that the l3 listlock also protects the array_cache * if drain_array() is used on the shared array. */ -void drain_array(struct kmem_cache *cachep, struct kmem_list3 *l3, +static void drain_array(struct kmem_cache *cachep, struct kmem_list3 *l3, struct array_cache *ac, int force, int node) { int tofree; @@ -4317,7 +4317,7 @@ static const struct seq_operations slabinfo_op = { * @count: data length * @ppos: unused */ -ssize_t slabinfo_write(struct file *file, const char __user * buffer, +static ssize_t slabinfo_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char kbuf[MAX_SLABINFO_WRITE + 1], *tmp; @@ -3797,7 +3797,7 @@ static ssize_t show_slab_objects(struct kmem_cache *s, } } - down_read(&slub_lock); + lock_memory_hotplug(); #ifdef CONFIG_SLUB_DEBUG if (flags & SO_ALL) { for_each_node_state(node, N_NORMAL_MEMORY) { @@ -3838,7 +3838,7 @@ static ssize_t show_slab_objects(struct kmem_cache *s, x += sprintf(buf + x, " N%d=%lu", node, nodes[node]); #endif - up_read(&slub_lock); + unlock_memory_hotplug(); kfree(nodes); return x + sprintf(buf + x, "\n"); } diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index bb86d29..6da5dae 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -1392,7 +1392,7 @@ static int ax25_getname(struct socket *sock, struct sockaddr *uaddr, ax25_cb *ax25; int err = 0; - memset(fsa, 0, sizeof(fsa)); + memset(fsa, 0, sizeof(*fsa)); lock_sock(sk); ax25 = ax25_sk(sk); diff --git a/net/core/dev.c b/net/core/dev.c index 06d0e7b..54277df 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -5523,34 +5523,6 @@ void netdev_run_todo(void) } } -/** - * dev_txq_stats_fold - fold tx_queues stats - * @dev: device to get statistics from - * @stats: struct rtnl_link_stats64 to hold results - */ -void dev_txq_stats_fold(const struct net_device *dev, - struct rtnl_link_stats64 *stats) -{ - u64 tx_bytes = 0, tx_packets = 0, tx_dropped = 0; - unsigned int i; - struct netdev_queue *txq; - - for (i = 0; i < dev->num_tx_queues; i++) { - txq = netdev_get_tx_queue(dev, i); - spin_lock_bh(&txq->_xmit_lock); - tx_bytes += txq->tx_bytes; - tx_packets += txq->tx_packets; - tx_dropped += txq->tx_dropped; - spin_unlock_bh(&txq->_xmit_lock); - } - if (tx_bytes || tx_packets || tx_dropped) { - stats->tx_bytes = tx_bytes; - stats->tx_packets = tx_packets; - stats->tx_dropped = tx_dropped; - } -} -EXPORT_SYMBOL(dev_txq_stats_fold); - /* Convert net_device_stats to rtnl_link_stats64. They have the same * fields in the same order, with only the type differing. */ @@ -5594,7 +5566,6 @@ struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev, netdev_stats_to_stats64(storage, ops->ndo_get_stats(dev)); } else { netdev_stats_to_stats64(storage, &dev->stats); - dev_txq_stats_fold(dev, storage); } storage->rx_dropped += atomic_long_read(&dev->rx_dropped); return storage; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 19d6c21..d31bb36 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -380,6 +380,8 @@ static void skb_release_head_state(struct sk_buff *skb) } #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) nf_conntrack_put(skb->nfct); +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED nf_conntrack_put_reasm(skb->nfct_reasm); #endif #ifdef CONFIG_BRIDGE_NETFILTER diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c index f9d7ac9..44d2b42 100644 --- a/net/ethernet/eth.c +++ b/net/ethernet/eth.c @@ -351,7 +351,7 @@ EXPORT_SYMBOL(ether_setup); * @sizeof_priv: Size of additional driver-private structure to be allocated * for this Ethernet device * @txqs: The number of TX queues this device has. - * @txqs: The number of RX queues this device has. + * @rxqs: The number of RX queues this device has. * * Fill in the fields of the device structure with Ethernet-generic * values. Basically does everything except registering the device. diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 94b5bf1..5f8d242 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -401,6 +401,9 @@ int ip6_forward(struct sk_buff *skb) goto drop; } + if (skb->pkt_type != PACKET_HOST) + goto drop; + skb_forward_csum(skb); /* diff --git a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c index 99abfb5..97c5b21 100644 --- a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c +++ b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c @@ -19,13 +19,15 @@ #include <linux/netfilter_ipv6.h> #include <linux/netfilter_bridge.h> +#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) #include <net/netfilter/nf_conntrack.h> #include <net/netfilter/nf_conntrack_helper.h> #include <net/netfilter/nf_conntrack_l4proto.h> #include <net/netfilter/nf_conntrack_l3proto.h> #include <net/netfilter/nf_conntrack_core.h> -#include <net/netfilter/nf_conntrack_zones.h> #include <net/netfilter/ipv6/nf_conntrack_ipv6.h> +#endif +#include <net/netfilter/nf_conntrack_zones.h> #include <net/netfilter/ipv6/nf_defrag_ipv6.h> static enum ip6_defrag_users nf_ct6_defrag_user(unsigned int hooknum, @@ -33,8 +35,10 @@ static enum ip6_defrag_users nf_ct6_defrag_user(unsigned int hooknum, { u16 zone = NF_CT_DEFAULT_ZONE; +#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) if (skb->nfct) zone = nf_ct_zone((struct nf_conn *)skb->nfct); +#endif #ifdef CONFIG_BRIDGE_NETFILTER if (skb->nf_bridge && @@ -56,9 +60,11 @@ static unsigned int ipv6_defrag(unsigned int hooknum, { struct sk_buff *reasm; +#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) /* Previously seen (loopback)? */ if (skb->nfct && !nf_ct_is_template((struct nf_conn *)skb->nfct)) return NF_ACCEPT; +#endif reasm = nf_ct_frag6_gather(skb, nf_ct6_defrag_user(hooknum, skb)); /* queued */ diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 5cb8d30..2b7eef3 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -972,7 +972,8 @@ ctnetlink_get_conntrack(struct sock *ctnl, struct sk_buff *skb, free: kfree_skb(skb2); out: - return err; + /* this avoids a loop in nfnetlink. */ + return err == -EAGAIN ? -ENOBUFS : err; } #ifdef CONFIG_NF_NAT_NEEDED diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index 0b9bb20..74c064c 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -808,7 +808,7 @@ static int __init af_rxrpc_init(void) goto error_call_jar; } - rxrpc_workqueue = create_workqueue("krxrpcd"); + rxrpc_workqueue = alloc_workqueue("krxrpcd", 0, 1); if (!rxrpc_workqueue) { printk(KERN_NOTICE "RxRPC: Failed to allocate work queue\n"); goto error_work_queue; diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c index af9360d..84ce48e 100644 --- a/net/sched/sch_teql.c +++ b/net/sched/sch_teql.c @@ -59,6 +59,10 @@ struct teql_master struct net_device *dev; struct Qdisc *slaves; struct list_head master_list; + unsigned long tx_bytes; + unsigned long tx_packets; + unsigned long tx_errors; + unsigned long tx_dropped; }; struct teql_sched_data @@ -274,7 +278,6 @@ static inline int teql_resolve(struct sk_buff *skb, static netdev_tx_t teql_master_xmit(struct sk_buff *skb, struct net_device *dev) { struct teql_master *master = netdev_priv(dev); - struct netdev_queue *txq = netdev_get_tx_queue(dev, 0); struct Qdisc *start, *q; int busy; int nores; @@ -314,8 +317,8 @@ restart: __netif_tx_unlock(slave_txq); master->slaves = NEXT_SLAVE(q); netif_wake_queue(dev); - txq->tx_packets++; - txq->tx_bytes += length; + master->tx_packets++; + master->tx_bytes += length; return NETDEV_TX_OK; } __netif_tx_unlock(slave_txq); @@ -342,10 +345,10 @@ restart: netif_stop_queue(dev); return NETDEV_TX_BUSY; } - dev->stats.tx_errors++; + master->tx_errors++; drop: - txq->tx_dropped++; + master->tx_dropped++; dev_kfree_skb(skb); return NETDEV_TX_OK; } @@ -398,6 +401,18 @@ static int teql_master_close(struct net_device *dev) return 0; } +static struct rtnl_link_stats64 *teql_master_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) +{ + struct teql_master *m = netdev_priv(dev); + + stats->tx_packets = m->tx_packets; + stats->tx_bytes = m->tx_bytes; + stats->tx_errors = m->tx_errors; + stats->tx_dropped = m->tx_dropped; + return stats; +} + static int teql_master_mtu(struct net_device *dev, int new_mtu) { struct teql_master *m = netdev_priv(dev); @@ -422,6 +437,7 @@ static const struct net_device_ops teql_netdev_ops = { .ndo_open = teql_master_open, .ndo_stop = teql_master_close, .ndo_start_xmit = teql_master_xmit, + .ndo_get_stats64 = teql_master_stats64, .ndo_change_mtu = teql_master_mtu, }; diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c index 75ee993..9576f35 100644 --- a/net/sunrpc/auth_gss/gss_krb5_crypto.c +++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c @@ -137,7 +137,7 @@ arcfour_hmac_md5_usage_to_salt(unsigned int usage, u8 salt[4]) ms_usage = 13; break; default: - return EINVAL;; + return -EINVAL; } salt[0] = (ms_usage >> 0) & 0xff; salt[1] = (ms_usage >> 8) & 0xff; diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c index dec2a6f..bcdae78 100644 --- a/net/sunrpc/auth_gss/svcauth_gss.c +++ b/net/sunrpc/auth_gss/svcauth_gss.c @@ -67,7 +67,6 @@ static int netobj_equal(struct xdr_netobj *a, struct xdr_netobj *b) #define RSI_HASHBITS 6 #define RSI_HASHMAX (1<<RSI_HASHBITS) -#define RSI_HASHMASK (RSI_HASHMAX-1) struct rsi { struct cache_head h; @@ -319,7 +318,6 @@ static struct rsi *rsi_update(struct rsi *new, struct rsi *old) #define RSC_HASHBITS 10 #define RSC_HASHMAX (1<<RSC_HASHBITS) -#define RSC_HASHMASK (RSC_HASHMAX-1) #define GSS_SEQ_WIN 128 diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index e433e75..72ad836 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -37,7 +37,7 @@ #define RPCDBG_FACILITY RPCDBG_CACHE -static void cache_defer_req(struct cache_req *req, struct cache_head *item); +static bool cache_defer_req(struct cache_req *req, struct cache_head *item); static void cache_revisit_request(struct cache_head *item); static void cache_init(struct cache_head *h) @@ -128,6 +128,7 @@ static void cache_fresh_locked(struct cache_head *head, time_t expiry) { head->expiry_time = expiry; head->last_refresh = seconds_since_boot(); + smp_wmb(); /* paired with smp_rmb() in cache_is_valid() */ set_bit(CACHE_VALID, &head->flags); } @@ -208,11 +209,36 @@ static inline int cache_is_valid(struct cache_detail *detail, struct cache_head /* entry is valid */ if (test_bit(CACHE_NEGATIVE, &h->flags)) return -ENOENT; - else + else { + /* + * In combination with write barrier in + * sunrpc_cache_update, ensures that anyone + * using the cache entry after this sees the + * updated contents: + */ + smp_rmb(); return 0; + } } } +static int try_to_negate_entry(struct cache_detail *detail, struct cache_head *h) +{ + int rv; + + write_lock(&detail->hash_lock); + rv = cache_is_valid(detail, h); + if (rv != -EAGAIN) { + write_unlock(&detail->hash_lock); + return rv; + } + set_bit(CACHE_NEGATIVE, &h->flags); + cache_fresh_locked(h, seconds_since_boot()+CACHE_NEW_EXPIRY); + write_unlock(&detail->hash_lock); + cache_fresh_unlocked(h, detail); + return -ENOENT; +} + /* * This is the generic cache management routine for all * the authentication caches. @@ -251,14 +277,8 @@ int cache_check(struct cache_detail *detail, case -EINVAL: clear_bit(CACHE_PENDING, &h->flags); cache_revisit_request(h); - if (rv == -EAGAIN) { - set_bit(CACHE_NEGATIVE, &h->flags); - cache_fresh_locked(h, seconds_since_boot()+CACHE_NEW_EXPIRY); - cache_fresh_unlocked(h, detail); - rv = -ENOENT; - } + rv = try_to_negate_entry(detail, h); break; - case -EAGAIN: clear_bit(CACHE_PENDING, &h->flags); cache_revisit_request(h); @@ -268,9 +288,11 @@ int cache_check(struct cache_detail *detail, } if (rv == -EAGAIN) { - cache_defer_req(rqstp, h); - if (!test_bit(CACHE_PENDING, &h->flags)) { - /* Request is not deferred */ + if (!cache_defer_req(rqstp, h)) { + /* + * Request was not deferred; handle it as best + * we can ourselves: + */ rv = cache_is_valid(detail, h); if (rv == -EAGAIN) rv = -ETIMEDOUT; @@ -618,18 +640,19 @@ static void cache_limit_defers(void) discard->revisit(discard, 1); } -static void cache_defer_req(struct cache_req *req, struct cache_head *item) +/* Return true if and only if a deferred request is queued. */ +static bool cache_defer_req(struct cache_req *req, struct cache_head *item) { struct cache_deferred_req *dreq; if (req->thread_wait) { cache_wait_req(req, item); if (!test_bit(CACHE_PENDING, &item->flags)) - return; + return false; } dreq = req->defer(req); if (dreq == NULL) - return; + return false; setup_deferral(dreq, item, 1); if (!test_bit(CACHE_PENDING, &item->flags)) /* Bit could have been cleared before we managed to @@ -638,6 +661,7 @@ static void cache_defer_req(struct cache_req *req, struct cache_head *item) cache_revisit_request(item); cache_limit_defers(); + return true; } static void cache_revisit_request(struct cache_head *item) diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index 0e659c6..08e05a8 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -1001,6 +1001,7 @@ svc_process_common(struct svc_rqst *rqstp, struct kvec *argv, struct kvec *resv) rqstp->rq_splice_ok = 1; /* Will be turned off only when NFSv4 Sessions are used */ rqstp->rq_usedeferral = 1; + rqstp->rq_dropme = false; /* Setup reply header */ rqstp->rq_xprt->xpt_ops->xpo_prep_reply_hdr(rqstp); @@ -1102,7 +1103,7 @@ svc_process_common(struct svc_rqst *rqstp, struct kvec *argv, struct kvec *resv) *statp = procp->pc_func(rqstp, rqstp->rq_argp, rqstp->rq_resp); /* Encode reply */ - if (*statp == rpc_drop_reply) { + if (rqstp->rq_dropme) { if (procp->pc_release) procp->pc_release(rqstp, NULL, rqstp->rq_resp); goto dropit; diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index 3f2c555..ab86b79 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -13,6 +13,7 @@ #include <linux/sunrpc/stats.h> #include <linux/sunrpc/svc_xprt.h> #include <linux/sunrpc/svcsock.h> +#include <linux/sunrpc/xprt.h> #define RPCDBG_FACILITY RPCDBG_SVCXPRT @@ -128,6 +129,9 @@ static void svc_xprt_free(struct kref *kref) if (test_bit(XPT_CACHE_AUTH, &xprt->xpt_flags)) svcauth_unix_info_release(xprt); put_net(xprt->xpt_net); + /* See comment on corresponding get in xs_setup_bc_tcp(): */ + if (xprt->xpt_bc_xprt) + xprt_put(xprt->xpt_bc_xprt); xprt->xpt_ops->xpo_free(xprt); module_put(owner); } @@ -303,6 +307,15 @@ static void svc_thread_dequeue(struct svc_pool *pool, struct svc_rqst *rqstp) list_del(&rqstp->rq_list); } +static bool svc_xprt_has_something_to_do(struct svc_xprt *xprt) +{ + if (xprt->xpt_flags & ((1<<XPT_CONN)|(1<<XPT_CLOSE))) + return true; + if (xprt->xpt_flags & ((1<<XPT_DATA)|(1<<XPT_DEFERRED))) + return xprt->xpt_ops->xpo_has_wspace(xprt); + return false; +} + /* * Queue up a transport with data pending. If there are idle nfsd * processes, wake 'em up. @@ -315,8 +328,7 @@ void svc_xprt_enqueue(struct svc_xprt *xprt) struct svc_rqst *rqstp; int cpu; - if (!(xprt->xpt_flags & - ((1<<XPT_CONN)|(1<<XPT_DATA)|(1<<XPT_CLOSE)|(1<<XPT_DEFERRED)))) + if (!svc_xprt_has_something_to_do(xprt)) return; cpu = get_cpu(); @@ -343,28 +355,7 @@ void svc_xprt_enqueue(struct svc_xprt *xprt) dprintk("svc: transport %p busy, not enqueued\n", xprt); goto out_unlock; } - BUG_ON(xprt->xpt_pool != NULL); - xprt->xpt_pool = pool; - - /* Handle pending connection */ - if (test_bit(XPT_CONN, &xprt->xpt_flags)) - goto process; - - /* Handle close in-progress */ - if (test_bit(XPT_CLOSE, &xprt->xpt_flags)) - goto process; - - /* Check if we have space to reply to a request */ - if (!xprt->xpt_ops->xpo_has_wspace(xprt)) { - /* Don't enqueue while not enough space for reply */ - dprintk("svc: no write space, transport %p not enqueued\n", - xprt); - xprt->xpt_pool = NULL; - clear_bit(XPT_BUSY, &xprt->xpt_flags); - goto out_unlock; - } - process: if (!list_empty(&pool->sp_threads)) { rqstp = list_entry(pool->sp_threads.next, struct svc_rqst, @@ -381,13 +372,11 @@ void svc_xprt_enqueue(struct svc_xprt *xprt) rqstp->rq_reserved = serv->sv_max_mesg; atomic_add(rqstp->rq_reserved, &xprt->xpt_reserved); pool->sp_stats.threads_woken++; - BUG_ON(xprt->xpt_pool != pool); wake_up(&rqstp->rq_wait); } else { dprintk("svc: transport %p put into queue\n", xprt); list_add_tail(&xprt->xpt_ready, &pool->sp_sockets); pool->sp_stats.sockets_queued++; - BUG_ON(xprt->xpt_pool != pool); } out_unlock: @@ -426,7 +415,6 @@ static struct svc_xprt *svc_xprt_dequeue(struct svc_pool *pool) void svc_xprt_received(struct svc_xprt *xprt) { BUG_ON(!test_bit(XPT_BUSY, &xprt->xpt_flags)); - xprt->xpt_pool = NULL; /* As soon as we clear busy, the xprt could be closed and * 'put', so we need a reference to call svc_xprt_enqueue with: */ @@ -722,7 +710,10 @@ int svc_recv(struct svc_rqst *rqstp, long timeout) if (test_bit(XPT_CLOSE, &xprt->xpt_flags)) { dprintk("svc_recv: found XPT_CLOSE\n"); svc_delete_xprt(xprt); - } else if (test_bit(XPT_LISTENER, &xprt->xpt_flags)) { + /* Leave XPT_BUSY set on the dead xprt: */ + goto out; + } + if (test_bit(XPT_LISTENER, &xprt->xpt_flags)) { struct svc_xprt *newxpt; newxpt = xprt->xpt_ops->xpo_accept(xprt); if (newxpt) { @@ -747,28 +738,23 @@ int svc_recv(struct svc_rqst *rqstp, long timeout) spin_unlock_bh(&serv->sv_lock); svc_xprt_received(newxpt); } - svc_xprt_received(xprt); - } else { + } else if (xprt->xpt_ops->xpo_has_wspace(xprt)) { dprintk("svc: server %p, pool %u, transport %p, inuse=%d\n", rqstp, pool->sp_id, xprt, atomic_read(&xprt->xpt_ref.refcount)); rqstp->rq_deferred = svc_deferred_dequeue(xprt); - if (rqstp->rq_deferred) { - svc_xprt_received(xprt); + if (rqstp->rq_deferred) len = svc_deferred_recv(rqstp); - } else { + else len = xprt->xpt_ops->xpo_recvfrom(rqstp); - svc_xprt_received(xprt); - } dprintk("svc: got len=%d\n", len); } + svc_xprt_received(xprt); /* No data, incomplete (TCP) read, or accept() */ - if (len == 0 || len == -EAGAIN) { - rqstp->rq_res.len = 0; - svc_xprt_release(rqstp); - return -EAGAIN; - } + if (len == 0 || len == -EAGAIN) + goto out; + clear_bit(XPT_OLD, &xprt->xpt_flags); rqstp->rq_secure = svc_port_is_privileged(svc_addr(rqstp)); @@ -777,6 +763,10 @@ int svc_recv(struct svc_rqst *rqstp, long timeout) if (serv->sv_stats) serv->sv_stats->netcnt++; return len; +out: + rqstp->rq_res.len = 0; + svc_xprt_release(rqstp); + return -EAGAIN; } EXPORT_SYMBOL_GPL(svc_recv); @@ -935,7 +925,12 @@ void svc_close_xprt(struct svc_xprt *xprt) if (test_and_set_bit(XPT_BUSY, &xprt->xpt_flags)) /* someone else will have to effect the close */ return; - + /* + * We expect svc_close_xprt() to work even when no threads are + * running (e.g., while configuring the server before starting + * any threads), so if the transport isn't busy, we delete + * it ourself: + */ svc_delete_xprt(xprt); } EXPORT_SYMBOL_GPL(svc_close_xprt); @@ -945,16 +940,16 @@ void svc_close_all(struct list_head *xprt_list) struct svc_xprt *xprt; struct svc_xprt *tmp; + /* + * The server is shutting down, and no more threads are running. + * svc_xprt_enqueue() might still be running, but at worst it + * will re-add the xprt to sp_sockets, which will soon get + * freed. So we don't bother with any more locking, and don't + * leave the close to the (nonexistent) server threads: + */ list_for_each_entry_safe(xprt, tmp, xprt_list, xpt_list) { set_bit(XPT_CLOSE, &xprt->xpt_flags); - if (test_bit(XPT_BUSY, &xprt->xpt_flags)) { - /* Waiting to be processed, but no threads left, - * So just remove it from the waiting list - */ - list_del_init(&xprt->xpt_ready); - clear_bit(XPT_BUSY, &xprt->xpt_flags); - } - svc_close_xprt(xprt); + svc_delete_xprt(xprt); } } @@ -1028,6 +1023,7 @@ static struct cache_deferred_req *svc_defer(struct cache_req *req) } svc_xprt_get(rqstp->rq_xprt); dr->xprt = rqstp->rq_xprt; + rqstp->rq_dropme = true; dr->handle.revisit = svc_revisit; return &dr->handle; @@ -1065,14 +1061,13 @@ static struct svc_deferred_req *svc_deferred_dequeue(struct svc_xprt *xprt) if (!test_bit(XPT_DEFERRED, &xprt->xpt_flags)) return NULL; spin_lock(&xprt->xpt_lock); - clear_bit(XPT_DEFERRED, &xprt->xpt_flags); if (!list_empty(&xprt->xpt_deferred)) { dr = list_entry(xprt->xpt_deferred.next, struct svc_deferred_req, handle.recent); list_del_init(&dr->handle.recent); - set_bit(XPT_DEFERRED, &xprt->xpt_flags); - } + } else + clear_bit(XPT_DEFERRED, &xprt->xpt_flags); spin_unlock(&xprt->xpt_lock); return dr; } diff --git a/net/sunrpc/svcauth.c b/net/sunrpc/svcauth.c index 4e9393c..7963569 100644 --- a/net/sunrpc/svcauth.c +++ b/net/sunrpc/svcauth.c @@ -118,7 +118,6 @@ EXPORT_SYMBOL_GPL(svc_auth_unregister); #define DN_HASHBITS 6 #define DN_HASHMAX (1<<DN_HASHBITS) -#define DN_HASHMASK (DN_HASHMAX-1) static struct hlist_head auth_domain_table[DN_HASHMAX]; static spinlock_t auth_domain_lock = diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c index 560677d..30916b0 100644 --- a/net/sunrpc/svcauth_unix.c +++ b/net/sunrpc/svcauth_unix.c @@ -30,7 +30,9 @@ struct unix_domain { struct auth_domain h; +#ifdef CONFIG_NFSD_DEPRECATED int addr_changes; +#endif /* CONFIG_NFSD_DEPRECATED */ /* other stuff later */ }; @@ -64,7 +66,9 @@ struct auth_domain *unix_domain_find(char *name) return NULL; } new->h.flavour = &svcauth_unix; +#ifdef CONFIG_NFSD_DEPRECATED new->addr_changes = 0; +#endif /* CONFIG_NFSD_DEPRECATED */ rv = auth_domain_lookup(name, &new->h); } } @@ -85,14 +89,15 @@ static void svcauth_unix_domain_release(struct auth_domain *dom) */ #define IP_HASHBITS 8 #define IP_HASHMAX (1<<IP_HASHBITS) -#define IP_HASHMASK (IP_HASHMAX-1) struct ip_map { struct cache_head h; char m_class[8]; /* e.g. "nfsd" */ struct in6_addr m_addr; struct unix_domain *m_client; +#ifdef CONFIG_NFSD_DEPRECATED int m_add_change; +#endif /* CONFIG_NFSD_DEPRECATED */ }; static void ip_map_put(struct kref *kref) @@ -146,7 +151,9 @@ static void update(struct cache_head *cnew, struct cache_head *citem) kref_get(&item->m_client->h.ref); new->m_client = item->m_client; +#ifdef CONFIG_NFSD_DEPRECATED new->m_add_change = item->m_add_change; +#endif /* CONFIG_NFSD_DEPRECATED */ } static struct cache_head *ip_map_alloc(void) { @@ -331,6 +338,7 @@ static int __ip_map_update(struct cache_detail *cd, struct ip_map *ipm, ip.h.flags = 0; if (!udom) set_bit(CACHE_NEGATIVE, &ip.h.flags); +#ifdef CONFIG_NFSD_DEPRECATED else { ip.m_add_change = udom->addr_changes; /* if this is from the legacy set_client system call, @@ -339,6 +347,7 @@ static int __ip_map_update(struct cache_detail *cd, struct ip_map *ipm, if (expiry == NEVER) ip.m_add_change++; } +#endif /* CONFIG_NFSD_DEPRECATED */ ip.h.expiry_time = expiry; ch = sunrpc_cache_update(cd, &ip.h, &ipm->h, hash_str(ipm->m_class, IP_HASHBITS) ^ @@ -358,6 +367,7 @@ static inline int ip_map_update(struct net *net, struct ip_map *ipm, return __ip_map_update(sn->ip_map_cache, ipm, udom, expiry); } +#ifdef CONFIG_NFSD_DEPRECATED int auth_unix_add_addr(struct net *net, struct in6_addr *addr, struct auth_domain *dom) { struct unix_domain *udom; @@ -402,8 +412,7 @@ struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr) return NULL; if ((ipm->m_client->addr_changes - ipm->m_add_change) >0) { - if (test_and_set_bit(CACHE_NEGATIVE, &ipm->h.flags) == 0) - auth_domain_put(&ipm->m_client->h); + sunrpc_invalidate(&ipm->h, sn->ip_map_cache); rv = NULL; } else { rv = &ipm->m_client->h; @@ -413,6 +422,7 @@ struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr) return rv; } EXPORT_SYMBOL_GPL(auth_unix_lookup); +#endif /* CONFIG_NFSD_DEPRECATED */ void svcauth_unix_purge(void) { @@ -497,7 +507,6 @@ svcauth_unix_info_release(struct svc_xprt *xpt) */ #define GID_HASHBITS 8 #define GID_HASHMAX (1<<GID_HASHBITS) -#define GID_HASHMASK (GID_HASHMAX - 1) struct unix_gid { struct cache_head h; diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index d265aa7..7bd3bbb 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -331,19 +331,21 @@ int svc_sock_names(struct svc_serv *serv, char *buf, const size_t buflen, len = onelen; break; } - if (toclose && strcmp(toclose, buf + len) == 0) + if (toclose && strcmp(toclose, buf + len) == 0) { closesk = svsk; - else + svc_xprt_get(&closesk->sk_xprt); + } else len += onelen; } spin_unlock_bh(&serv->sv_lock); - if (closesk) + if (closesk) { /* Should unregister with portmap, but you cannot * unregister just one protocol... */ svc_close_xprt(&closesk->sk_xprt); - else if (toclose) + svc_xprt_put(&closesk->sk_xprt); + } else if (toclose) return -ENOENT; return len; } @@ -992,15 +994,17 @@ static int svc_process_calldir(struct svc_sock *svsk, struct svc_rqst *rqstp, vec[0] = rqstp->rq_arg.head[0]; } else { /* REPLY */ - if (svsk->sk_bc_xprt) - req = xprt_lookup_rqst(svsk->sk_bc_xprt, xid); + struct rpc_xprt *bc_xprt = svsk->sk_xprt.xpt_bc_xprt; + + if (bc_xprt) + req = xprt_lookup_rqst(bc_xprt, xid); if (!req) { printk(KERN_NOTICE "%s: Got unrecognized reply: " - "calldir 0x%x sk_bc_xprt %p xid %08x\n", + "calldir 0x%x xpt_bc_xprt %p xid %08x\n", __func__, ntohl(calldir), - svsk->sk_bc_xprt, xid); + bc_xprt, xid); vec[0] = rqstp->rq_arg.head[0]; goto out; } diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 4c8f18a..856274d 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -965,6 +965,7 @@ struct rpc_xprt *xprt_alloc(struct net *net, int size, int max_req) xprt = kzalloc(size, GFP_KERNEL); if (xprt == NULL) goto out; + kref_init(&xprt->kref); xprt->max_reqs = max_req; xprt->slot = kcalloc(max_req, sizeof(struct rpc_rqst), GFP_KERNEL); @@ -1101,8 +1102,10 @@ found: -PTR_ERR(xprt)); return xprt; } + if (test_and_set_bit(XPRT_INITIALIZED, &xprt->state)) + /* ->setup returned a pre-initialized xprt: */ + return xprt; - kref_init(&xprt->kref); spin_lock_init(&xprt->transport_lock); spin_lock_init(&xprt->reserve_lock); diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 96549df..c431f5a 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -2359,6 +2359,15 @@ static struct rpc_xprt *xs_setup_bc_tcp(struct xprt_create *args) struct svc_sock *bc_sock; struct rpc_xprt *ret; + if (args->bc_xprt->xpt_bc_xprt) { + /* + * This server connection already has a backchannel + * export; we can't create a new one, as we wouldn't be + * able to match replies based on xid any more. So, + * reuse the already-existing one: + */ + return args->bc_xprt->xpt_bc_xprt; + } xprt = xs_setup_xprt(args, xprt_tcp_slot_table_entries); if (IS_ERR(xprt)) return xprt; @@ -2375,16 +2384,6 @@ static struct rpc_xprt *xs_setup_bc_tcp(struct xprt_create *args) xprt->reestablish_timeout = 0; xprt->idle_timeout = 0; - /* - * The backchannel uses the same socket connection as the - * forechannel - */ - xprt->bc_xprt = args->bc_xprt; - bc_sock = container_of(args->bc_xprt, struct svc_sock, sk_xprt); - bc_sock->sk_bc_xprt = xprt; - transport->sock = bc_sock->sk_sock; - transport->inet = bc_sock->sk_sk; - xprt->ops = &bc_tcp_ops; switch (addr->sa_family) { @@ -2407,6 +2406,20 @@ static struct rpc_xprt *xs_setup_bc_tcp(struct xprt_create *args) xprt->address_strings[RPC_DISPLAY_PROTO]); /* + * Once we've associated a backchannel xprt with a connection, + * we want to keep it around as long as long as the connection + * lasts, in case we need to start using it for a backchannel + * again; this reference won't be dropped until bc_xprt is + * destroyed. + */ + xprt_get(xprt); + args->bc_xprt->xpt_bc_xprt = xprt; + xprt->bc_xprt = args->bc_xprt; + bc_sock = container_of(args->bc_xprt, struct svc_sock, sk_xprt); + transport->sock = bc_sock->sk_sock; + transport->inet = bc_sock->sk_sk; + + /* * Since we don't want connections for the backchannel, we set * the xprt status to connected */ @@ -2415,6 +2428,7 @@ static struct rpc_xprt *xs_setup_bc_tcp(struct xprt_create *args) if (try_module_get(THIS_MODULE)) return xprt; + xprt_put(xprt); ret = ERR_PTR(-EINVAL); out_err: xprt_free(xprt); diff --git a/sound/pci/cs5535audio/cs5535audio_pm.c b/sound/pci/cs5535audio/cs5535audio_pm.c index a3301cc..185b000 100644 --- a/sound/pci/cs5535audio/cs5535audio_pm.c +++ b/sound/pci/cs5535audio/cs5535audio_pm.c @@ -90,12 +90,7 @@ int snd_cs5535audio_resume(struct pci_dev *pci) int i; pci_set_power_state(pci, PCI_D0); - if (pci_restore_state(pci) < 0) { - printk(KERN_ERR "cs5535audio: pci_restore_state failed, " - "disabling device\n"); - snd_card_disconnect(card); - return -EIO; - } + pci_restore_state(pci); if (pci_enable_device(pci) < 0) { printk(KERN_ERR "cs5535audio: pci_enable_device failed, " "disabling device\n"); diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 52462ae..e032716 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -61,6 +61,9 @@ OPTIONS -r:: --realtime=:: Collect data with this RT SCHED_FIFO priority. +-D:: +--no-delay:: + Collect data without buffering. -A:: --append:: Append to the output file to do incremental profiling. diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 7069bd3..df6064a 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -49,6 +49,7 @@ static int pipe_output = 0; static const char *output_name = "perf.data"; static int group = 0; static int realtime_prio = 0; +static bool nodelay = false; static bool raw_samples = false; static bool sample_id_all_avail = true; static bool system_wide = false; @@ -307,6 +308,11 @@ static void create_counter(struct perf_evsel *evsel, int cpu) attr->sample_type |= PERF_SAMPLE_CPU; } + if (nodelay) { + attr->watermark = 0; + attr->wakeup_events = 1; + } + attr->mmap = track; attr->comm = track; attr->inherit = !no_inherit; @@ -331,9 +337,6 @@ try_again: else if (err == ENODEV && cpu_list) { die("No such device - did you specify" " an out-of-range profile CPU?\n"); - } else if (err == ENOENT) { - die("%s event is not supported. ", - event_name(evsel)); } else if (err == EINVAL && sample_id_all_avail) { /* * Old kernel, no attr->sample_id_type_all field @@ -480,6 +483,7 @@ static void atexit_header(void) process_buildids(); perf_header__write(&session->header, output, true); perf_session__delete(session); + perf_evsel_list__delete(); symbol__exit(); } } @@ -845,6 +849,8 @@ const struct option record_options[] = { "record events on existing thread id"), OPT_INTEGER('r', "realtime", &realtime_prio, "collect data with this RT SCHED_FIFO priority"), + OPT_BOOLEAN('D', "no-delay", &nodelay, + "collect data without buffering"), OPT_BOOLEAN('R', "raw-samples", &raw_samples, "collect raw sample records from all opened counters"), OPT_BOOLEAN('a', "all-cpus", &system_wide, diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index abd4b84..29e7ffd8 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -1843,15 +1843,15 @@ static const char *record_args[] = { "-f", "-m", "1024", "-c", "1", - "-e", "sched:sched_switch:r", - "-e", "sched:sched_stat_wait:r", - "-e", "sched:sched_stat_sleep:r", - "-e", "sched:sched_stat_iowait:r", - "-e", "sched:sched_stat_runtime:r", - "-e", "sched:sched_process_exit:r", - "-e", "sched:sched_process_fork:r", - "-e", "sched:sched_wakeup:r", - "-e", "sched:sched_migrate_task:r", + "-e", "sched:sched_switch", + "-e", "sched:sched_stat_wait", + "-e", "sched:sched_stat_sleep", + "-e", "sched:sched_stat_iowait", + "-e", "sched:sched_stat_runtime", + "-e", "sched:sched_process_exit", + "-e", "sched:sched_process_fork", + "-e", "sched:sched_wakeup", + "-e", "sched:sched_migrate_task", }; static int __cmd_record(int argc, const char **argv) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index c385a63..0ff11d9 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -743,6 +743,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __used) out_free_fd: list_for_each_entry(pos, &evsel_list, node) perf_evsel__free_stat_priv(pos); + perf_evsel_list__delete(); out: thread_map__delete(threads); threads = NULL; diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 6ce4042..05344c6 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -1247,8 +1247,6 @@ try_again: die("Permission error - are you root?\n" "\t Consider tweaking" " /proc/sys/kernel/perf_event_paranoid.\n"); - if (err == ENOENT) - die("%s event is not supported. ", event_name(evsel)); /* * If it's cycles then fall back to hrtimer * based cpu-clock-tick sw counter, which @@ -1473,6 +1471,8 @@ int cmd_top(int argc, const char **argv, const char *prefix __used) pos->attr.sample_period = default_interval; } + sym_evsel = list_entry(evsel_list.next, struct perf_evsel, node); + symbol_conf.priv_size = (sizeof(struct sym_entry) + (nr_counters + 1) * sizeof(unsigned long)); @@ -1490,6 +1490,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __used) out_free_fd: list_for_each_entry(pos, &evsel_list, node) perf_evsel__free_mmap(pos); + perf_evsel_list__delete(); return status; } diff --git a/tools/perf/perf.c b/tools/perf/perf.c index 5b1ecd6..595d0f4 100644 --- a/tools/perf/perf.c +++ b/tools/perf/perf.c @@ -286,8 +286,6 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv) status = p->fn(argc, argv, prefix); exit_browser(status); - perf_evsel_list__delete(); - if (status) return status & 0xff; |
