diff options
423 files changed, 6549 insertions, 2728 deletions
@@ -23,6 +23,7 @@ Andy Adamson <andros@citi.umich.edu> Arnaud Patard <arnaud.patard@rtp-net.org> Arnd Bergmann <arnd@arndb.de> Axel Dyks <xl@xlsigned.net> +Axel Lin <axel.lin@gmail.com> Ben Gardner <bgardner@wabtec.com> Ben M Cahill <ben.m.cahill@intel.com> Björn Steinbrink <B.Steinbrink@gmx.de> diff --git a/Documentation/ABI/testing/sysfs-platform-at91 b/Documentation/ABI/testing/sysfs-platform-at91 new file mode 100644 index 0000000..4cc6a86 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-platform-at91 @@ -0,0 +1,25 @@ +What: /sys/devices/platform/at91_can/net/<iface>/mb0_id +Date: January 2011 +KernelVersion: 2.6.38 +Contact: Marc Kleine-Budde <kernel@pengutronix.de> +Description: + Value representing the can_id of mailbox 0. + + Default: 0x7ff (standard frame) + + Due to a chip bug (errata 50.2.6.3 & 50.3.5.3 in + "AT91SAM9263 Preliminary 6249H-ATARM-27-Jul-09") the + contents of mailbox 0 may be send under certain + conditions (even if disabled or in rx mode). + + The workaround in the errata suggests not to use the + mailbox and load it with an unused identifier. + + In order to use an extended can_id add the + CAN_EFF_FLAG (0x80000000U) to the can_id. Example: + + - standard id 0x7ff: + echo 0x7ff > /sys/class/net/can0/mb0_id + + - extended id 0x1fffffff: + echo 0x9fffffff > /sys/class/net/can0/mb0_id diff --git a/Documentation/DocBook/device-drivers.tmpl b/Documentation/DocBook/device-drivers.tmpl index 35447e0..36f63d4 100644 --- a/Documentation/DocBook/device-drivers.tmpl +++ b/Documentation/DocBook/device-drivers.tmpl @@ -217,8 +217,8 @@ X!Isound/sound_firmware.c <chapter id="uart16x50"> <title>16x50 UART Driver</title> !Iinclude/linux/serial_core.h -!Edrivers/serial/serial_core.c -!Edrivers/serial/8250.c +!Edrivers/tty/serial/serial_core.c +!Edrivers/tty/serial/8250.c </chapter> <chapter id="fbdev"> diff --git a/Documentation/filesystems/ntfs.txt b/Documentation/filesystems/ntfs.txt index 6ef8cf3..933bc66 100644 --- a/Documentation/filesystems/ntfs.txt +++ b/Documentation/filesystems/ntfs.txt @@ -460,6 +460,8 @@ Note, a technical ChangeLog aimed at kernel hackers is in fs/ntfs/ChangeLog. 2.1.30: - Fix writev() (it kept writing the first segment over and over again instead of moving onto subsequent segments). + - Fix crash in ntfs_mft_record_alloc() when mapping the new extent mft + record failed. 2.1.29: - Fix a deadlock when mounting read-write. 2.1.28: diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index b72e071..89835a4 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -43,11 +43,11 @@ parameter is applicable: AVR32 AVR32 architecture is enabled. AX25 Appropriate AX.25 support is enabled. BLACKFIN Blackfin architecture is enabled. + DRM Direct Rendering Management support is enabled. + DYNAMIC_DEBUG Build in debug messages and enable them at runtime EDD BIOS Enhanced Disk Drive Services (EDD) is enabled EFI EFI Partitioning (GPT) is enabled EIDE EIDE/ATAPI support is enabled. - DRM Direct Rendering Management support is enabled. - DYNAMIC_DEBUG Build in debug messages and enable them at runtime FB The frame buffer device is enabled. GCOV GCOV profiling is enabled. HW Appropriate hardware is enabled. diff --git a/Documentation/networking/bonding.txt b/Documentation/networking/bonding.txt index 5dc6387..25d2f41 100644 --- a/Documentation/networking/bonding.txt +++ b/Documentation/networking/bonding.txt @@ -49,7 +49,8 @@ Table of Contents 3.3 Configuring Bonding Manually with Ifenslave 3.3.1 Configuring Multiple Bonds Manually 3.4 Configuring Bonding Manually via Sysfs -3.5 Overriding Configuration for Special Cases +3.5 Configuration with Interfaces Support +3.6 Overriding Configuration for Special Cases 4. Querying Bonding Configuration 4.1 Bonding Configuration @@ -161,8 +162,8 @@ onwards) do not have /usr/include/linux symbolically linked to the default kernel source include directory. SECOND IMPORTANT NOTE: - If you plan to configure bonding using sysfs, you do not need -to use ifenslave. + If you plan to configure bonding using sysfs or using the +/etc/network/interfaces file, you do not need to use ifenslave. 2. Bonding Driver Options ========================= @@ -779,22 +780,26 @@ resend_igmp You can configure bonding using either your distro's network initialization scripts, or manually using either ifenslave or the -sysfs interface. Distros generally use one of two packages for the -network initialization scripts: initscripts or sysconfig. Recent -versions of these packages have support for bonding, while older +sysfs interface. Distros generally use one of three packages for the +network initialization scripts: initscripts, sysconfig or interfaces. +Recent versions of these packages have support for bonding, while older versions do not. We will first describe the options for configuring bonding for -distros using versions of initscripts and sysconfig with full or -partial support for bonding, then provide information on enabling +distros using versions of initscripts, sysconfig and interfaces with full +or partial support for bonding, then provide information on enabling bonding without support from the network initialization scripts (i.e., older versions of initscripts or sysconfig). - If you're unsure whether your distro uses sysconfig or -initscripts, or don't know if it's new enough, have no fear. + If you're unsure whether your distro uses sysconfig, +initscripts or interfaces, or don't know if it's new enough, have no fear. Determining this is fairly straightforward. - First, issue the command: + First, look for a file called interfaces in /etc/network directory. +If this file is present in your system, then your system use interfaces. See +Configuration with Interfaces Support. + + Else, issue the command: $ rpm -qf /sbin/ifup @@ -1327,8 +1332,62 @@ echo 2000 > /sys/class/net/bond1/bonding/arp_interval echo +eth2 > /sys/class/net/bond1/bonding/slaves echo +eth3 > /sys/class/net/bond1/bonding/slaves -3.5 Overriding Configuration for Special Cases +3.5 Configuration with Interfaces Support +----------------------------------------- + + This section applies to distros which use /etc/network/interfaces file +to describe network interface configuration, most notably Debian and it's +derivatives. + + The ifup and ifdown commands on Debian don't support bonding out of +the box. The ifenslave-2.6 package should be installed to provide bonding +support. Once installed, this package will provide bond-* options to be used +into /etc/network/interfaces. + + Note that ifenslave-2.6 package will load the bonding module and use +the ifenslave command when appropriate. + +Example Configurations +---------------------- + +In /etc/network/interfaces, the following stanza will configure bond0, in +active-backup mode, with eth0 and eth1 as slaves. + +auto bond0 +iface bond0 inet dhcp + bond-slaves eth0 eth1 + bond-mode active-backup + bond-miimon 100 + bond-primary eth0 eth1 + +If the above configuration doesn't work, you might have a system using +upstart for system startup. This is most notably true for recent +Ubuntu versions. The following stanza in /etc/network/interfaces will +produce the same result on those systems. + +auto bond0 +iface bond0 inet dhcp + bond-slaves none + bond-mode active-backup + bond-miimon 100 + +auto eth0 +iface eth0 inet manual + bond-master bond0 + bond-primary eth0 eth1 + +auto eth1 +iface eth1 inet manual + bond-master bond0 + bond-primary eth0 eth1 + +For a full list of bond-* supported options in /etc/network/interfaces and some +more advanced examples tailored to you particular distros, see the files in +/usr/share/doc/ifenslave-2.6. + +3.6 Overriding Configuration for Special Cases ---------------------------------------------- + When using the bonding driver, the physical port which transmits a frame is typically selected by the bonding driver, and is not relevant to the user or system administrator. The output port is simply selected using the policies of diff --git a/MAINTAINERS b/MAINTAINERS index df77a5b..100198e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3333,7 +3333,6 @@ F: drivers/net/wimax/i2400m/ F: include/linux/wimax/i2400m.h INTEL WIRELESS WIFI LINK (iwlwifi) -M: Reinette Chatre <reinette.chatre@intel.com> M: Wey-Yi Guy <wey-yi.w.guy@intel.com> M: Intel Linux Wireless <ilw@linux.intel.com> L: linux-wireless@vger.kernel.org @@ -3680,6 +3679,28 @@ F: include/linux/key-type.h F: include/keys/ F: security/keys/ +KEYS-TRUSTED +M: David Safford <safford@watson.ibm.com> +M: Mimi Zohar <zohar@us.ibm.com> +L: linux-security-module@vger.kernel.org +L: keyrings@linux-nfs.org +S: Supported +F: Documentation/keys-trusted-encrypted.txt +F: include/keys/trusted-type.h +F: security/keys/trusted.c +F: security/keys/trusted.h + +KEYS-ENCRYPTED +M: Mimi Zohar <zohar@us.ibm.com> +M: David Safford <safford@watson.ibm.com> +L: linux-security-module@vger.kernel.org +L: keyrings@linux-nfs.org +S: Supported +F: Documentation/keys-trusted-encrypted.txt +F: include/keys/encrypted-type.h +F: security/keys/encrypted.c +F: security/keys/encrypted.h + KGDB / KDB /debug_core M: Jason Wessel <jason.wessel@windriver.com> W: http://kgdb.wiki.kernel.org/ diff --git a/arch/arm/include/asm/hardware/sp810.h b/arch/arm/include/asm/hardware/sp810.h index a101f10..721847d 100644 --- a/arch/arm/include/asm/hardware/sp810.h +++ b/arch/arm/include/asm/hardware/sp810.h @@ -50,6 +50,12 @@ #define SCPCELLID2 0xFF8 #define SCPCELLID3 0xFFC +#define SCCTRL_TIMEREN0SEL_REFCLK (0 << 15) +#define SCCTRL_TIMEREN0SEL_TIMCLK (1 << 15) + +#define SCCTRL_TIMEREN1SEL_REFCLK (0 << 17) +#define SCCTRL_TIMEREN1SEL_TIMCLK (1 << 17) + static inline void sysctl_soft_reset(void __iomem *base) { /* writing any value to SCSYSSTAT reg will reset system */ diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index 23c2e8e..d0ee74b 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -188,7 +188,7 @@ * translation for translating DMA addresses. Use the driver * DMA support - see dma-mapping.h. */ -static inline unsigned long virt_to_phys(void *x) +static inline unsigned long virt_to_phys(const volatile void *x) { return __virt_to_phys((unsigned long)(x)); } diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index fd91566..60636f4 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -36,6 +36,7 @@ static void twd_set_mode(enum clock_event_mode mode, /* timer load already set up */ ctrl = TWD_TIMER_CONTROL_ENABLE | TWD_TIMER_CONTROL_IT_ENABLE | TWD_TIMER_CONTROL_PERIODIC; + __raw_writel(twd_timer_rate / HZ, twd_base + TWD_TIMER_LOAD); break; case CLOCK_EVT_MODE_ONESHOT: /* period set, and timer enabled in 'next_event' hook */ @@ -81,7 +82,7 @@ int twd_timer_ack(void) static void __cpuinit twd_calibrate_rate(void) { - unsigned long load, count; + unsigned long count; u64 waitjiffies; /* @@ -116,10 +117,6 @@ static void __cpuinit twd_calibrate_rate(void) printk("%lu.%02luMHz.\n", twd_timer_rate / 1000000, (twd_timer_rate / 1000000) % 100); } - - load = twd_timer_rate / HZ; - - __raw_writel(load, twd_base + TWD_TIMER_LOAD); } /* diff --git a/arch/arm/mach-ep93xx/gpio.c b/arch/arm/mach-ep93xx/gpio.c index f3dc76f..bec34b8 100644 --- a/arch/arm/mach-ep93xx/gpio.c +++ b/arch/arm/mach-ep93xx/gpio.c @@ -427,6 +427,13 @@ void __init ep93xx_gpio_init(void) { int i; + /* Set Ports C, D, E, G, and H for GPIO use */ + ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_KEYS | + EP93XX_SYSCON_DEVCFG_GONK | + EP93XX_SYSCON_DEVCFG_EONIDE | + EP93XX_SYSCON_DEVCFG_GONIDE | + EP93XX_SYSCON_DEVCFG_HONIDE); + for (i = 0; i < ARRAY_SIZE(ep93xx_gpio_banks); i++) gpiochip_add(&ep93xx_gpio_banks[i].chip); } diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig index 8d2f2da..e0a0281 100644 --- a/arch/arm/mach-omap1/Kconfig +++ b/arch/arm/mach-omap1/Kconfig @@ -9,6 +9,7 @@ config ARCH_OMAP730 depends on ARCH_OMAP1 bool "OMAP730 Based System" select CPU_ARM926T + select OMAP_MPU_TIMER select ARCH_OMAP_OTG config ARCH_OMAP850 @@ -22,6 +23,7 @@ config ARCH_OMAP15XX default y bool "OMAP15xx Based System" select CPU_ARM925T + select OMAP_MPU_TIMER config ARCH_OMAP16XX depends on ARCH_OMAP1 diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index 6ee1950..ba6009f 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -3,12 +3,11 @@ # # Common support -obj-y := io.o id.o sram.o irq.o mux.o flash.o serial.o devices.o dma.o +obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o obj-y += clock.o clock_data.o opp_data.o obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o -obj-$(CONFIG_OMAP_MPU_TIMER) += time.o obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o # Power Management diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index ed7a61f..f83fc33 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -44,16 +44,21 @@ #include <linux/clocksource.h> #include <linux/clockchips.h> #include <linux/io.h> +#include <linux/sched.h> #include <asm/system.h> #include <mach/hardware.h> #include <asm/leds.h> #include <asm/irq.h> +#include <asm/sched_clock.h> + #include <asm/mach/irq.h> #include <asm/mach/time.h> #include <plat/common.h> +#ifdef CONFIG_OMAP_MPU_TIMER + #define OMAP_MPU_TIMER_BASE OMAP_MPU_TIMER1_BASE #define OMAP_MPU_TIMER_OFFSET 0x100 @@ -67,7 +72,7 @@ typedef struct { ((volatile omap_mpu_timer_regs_t*)OMAP1_IO_ADDRESS(OMAP_MPU_TIMER_BASE + \ (n)*OMAP_MPU_TIMER_OFFSET)) -static inline unsigned long omap_mpu_timer_read(int nr) +static inline unsigned long notrace omap_mpu_timer_read(int nr) { volatile omap_mpu_timer_regs_t* timer = omap_mpu_timer_base(nr); return timer->read_tim; @@ -212,6 +217,32 @@ static struct clocksource clocksource_mpu = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; +static DEFINE_CLOCK_DATA(cd); + +static inline unsigned long long notrace _omap_mpu_sched_clock(void) +{ + u32 cyc = mpu_read(&clocksource_mpu); + return cyc_to_sched_clock(&cd, cyc, (u32)~0); +} + +#ifndef CONFIG_OMAP_32K_TIMER +unsigned long long notrace sched_clock(void) +{ + return _omap_mpu_sched_clock(); +} +#else +static unsigned long long notrace omap_mpu_sched_clock(void) +{ + return _omap_mpu_sched_clock(); +} +#endif + +static void notrace mpu_update_sched_clock(void) +{ + u32 cyc = mpu_read(&clocksource_mpu); + update_sched_clock(&cd, cyc, (u32)~0); +} + static void __init omap_init_clocksource(unsigned long rate) { static char err[] __initdata = KERN_ERR @@ -219,17 +250,13 @@ static void __init omap_init_clocksource(unsigned long rate) setup_irq(INT_TIMER2, &omap_mpu_timer2_irq); omap_mpu_timer_start(1, ~0, 1); + init_sched_clock(&cd, mpu_update_sched_clock, 32, rate); if (clocksource_register_hz(&clocksource_mpu, rate)) printk(err, clocksource_mpu.name); } -/* - * --------------------------------------------------------------------------- - * Timer initialization - * --------------------------------------------------------------------------- - */ -static void __init omap_timer_init(void) +static void __init omap_mpu_timer_init(void) { struct clk *ck_ref = clk_get(NULL, "ck_ref"); unsigned long rate; @@ -246,6 +273,66 @@ static void __init omap_timer_init(void) omap_init_clocksource(rate); } +#else +static inline void omap_mpu_timer_init(void) +{ + pr_err("Bogus timer, should not happen\n"); +} +#endif /* CONFIG_OMAP_MPU_TIMER */ + +#if defined(CONFIG_OMAP_MPU_TIMER) && defined(CONFIG_OMAP_32K_TIMER) +static unsigned long long (*preferred_sched_clock)(void); + +unsigned long long notrace sched_clock(void) +{ + if (!preferred_sched_clock) + return 0; + + return preferred_sched_clock(); +} + +static inline void preferred_sched_clock_init(bool use_32k_sched_clock) +{ + if (use_32k_sched_clock) + preferred_sched_clock = omap_32k_sched_clock; + else + preferred_sched_clock = omap_mpu_sched_clock; +} +#else +static inline void preferred_sched_clock_init(bool use_32k_sched_clcok) +{ +} +#endif + +static inline int omap_32k_timer_usable(void) +{ + int res = false; + + if (cpu_is_omap730() || cpu_is_omap15xx()) + return res; + +#ifdef CONFIG_OMAP_32K_TIMER + res = omap_32k_timer_init(); +#endif + + return res; +} + +/* + * --------------------------------------------------------------------------- + * Timer initialization + * --------------------------------------------------------------------------- + */ +static void __init omap_timer_init(void) +{ + if (omap_32k_timer_usable()) { + preferred_sched_clock_init(1); + } else { + omap_mpu_timer_init(); + preferred_sched_clock_init(0); + } +} + struct sys_timer omap_timer = { .init = omap_timer_init, }; diff --git a/arch/arm/mach-omap1/timer32k.c b/arch/arm/mach-omap1/timer32k.c index 20cfbcc..13d7b8f 100644 --- a/arch/arm/mach-omap1/timer32k.c +++ b/arch/arm/mach-omap1/timer32k.c @@ -52,10 +52,9 @@ #include <asm/irq.h> #include <asm/mach/irq.h> #include <asm/mach/time.h> +#include <plat/common.h> #include <plat/dmtimer.h> -struct sys_timer omap_timer; - /* * --------------------------------------------------------------------------- * 32KHz OS timer @@ -181,14 +180,14 @@ static __init void omap_init_32k_timer(void) * Timer initialization * --------------------------------------------------------------------------- */ -static void __init omap_timer_init(void) +bool __init omap_32k_timer_init(void) { + omap_init_clocksource_32k(); + #ifdef CONFIG_OMAP_DM_TIMER omap_dm_timer_init(); #endif omap_init_32k_timer(); -} -struct sys_timer omap_timer = { - .init = omap_timer_init, -}; + return true; +} diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index 5b0c777..8f9a64d 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -124,8 +124,9 @@ static inline void cm_t3517_init_hecc(void) {} #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) #define RTC_IO_GPIO (153) #define RTC_WR_GPIO (154) -#define RTC_RD_GPIO (160) +#define RTC_RD_GPIO (53) #define RTC_CS_GPIO (163) +#define RTC_CS_EN_GPIO (160) struct v3020_platform_data cm_t3517_v3020_pdata = { .use_gpio = 1, @@ -145,6 +146,16 @@ static struct platform_device cm_t3517_rtc_device = { static void __init cm_t3517_init_rtc(void) { + int err; + + err = gpio_request(RTC_CS_EN_GPIO, "rtc cs en"); + if (err) { + pr_err("CM-T3517: rtc cs en gpio request failed: %d\n", err); + return; + } + + gpio_direction_output(RTC_CS_EN_GPIO, 1); + platform_device_register(&cm_t3517_rtc_device); } #else @@ -214,12 +225,12 @@ static struct mtd_partition cm_t3517_nand_partitions[] = { }, { .name = "linux", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ + .offset = MTDPART_OFS_APPEND, /* Offset = 0x2A0000 */ .size = 32 * NAND_BLOCK_SIZE, }, { .name = "rootfs", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ + .offset = MTDPART_OFS_APPEND, /* Offset = 0x6A0000 */ .size = MTDPART_SIZ_FULL, }, }; @@ -256,11 +267,19 @@ static void __init cm_t3517_init_irq(void) static struct omap_board_mux board_mux[] __initdata = { /* GPIO186 - Green LED */ OMAP3_MUX(SYS_CLKOUT2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - /* RTC GPIOs: IO, WR#, RD#, CS# */ + + /* RTC GPIOs: */ + /* IO - GPIO153 */ OMAP3_MUX(MCBSP4_DR, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + /* WR# - GPIO154 */ OMAP3_MUX(MCBSP4_DX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), - OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + /* RD# - GPIO53 */ + OMAP3_MUX(GPMC_NCS2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + /* CS# - GPIO163 */ OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + /* CS EN - GPIO160 */ + OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + /* HSUSB1 RESET */ OMAP3_MUX(UART2_TX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), /* HSUSB2 RESET */ diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 00bb1fc..e906e05 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -275,8 +275,7 @@ static struct twl4030_gpio_platform_data devkit8000_gpio_data = { .irq_base = TWL4030_GPIO_IRQ_BASE, .irq_end = TWL4030_GPIO_IRQ_END, .use_leds = true, - .pullups = BIT(1), - .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) + .pulldowns = BIT(1) | BIT(2) | BIT(6) | BIT(8) | BIT(13) | BIT(15) | BIT(16) | BIT(17), .setup = devkit8000_twl_gpio_setup, }; diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c index e8cb32f..de9ec8d 100644 --- a/arch/arm/mach-omap2/clock44xx_data.c +++ b/arch/arm/mach-omap2/clock44xx_data.c @@ -34,7 +34,6 @@ #include "cm2_44xx.h" #include "cm-regbits-44xx.h" #include "prm44xx.h" -#include "prm44xx.h" #include "prm-regbits-44xx.h" #include "control.h" #include "scrm44xx.h" diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index e20b986..58e42f7 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -423,6 +423,12 @@ int clkdm_add_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) { struct clkdm_dep *cd; + if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) { + pr_err("clockdomain: %s/%s: %s: not yet implemented\n", + clkdm1->name, clkdm2->name, __func__); + return -EINVAL; + } + if (!clkdm1 || !clkdm2) return -EINVAL; @@ -458,6 +464,12 @@ int clkdm_del_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) { struct clkdm_dep *cd; + if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) { + pr_err("clockdomain: %s/%s: %s: not yet implemented\n", + clkdm1->name, clkdm2->name, __func__); + return -EINVAL; + } + if (!clkdm1 || !clkdm2) return -EINVAL; @@ -500,6 +512,12 @@ int clkdm_read_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) if (!clkdm1 || !clkdm2) return -EINVAL; + if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) { + pr_err("clockdomain: %s/%s: %s: not yet implemented\n", + clkdm1->name, clkdm2->name, __func__); + return -EINVAL; + } + cd = _clkdm_deps_lookup(clkdm2, clkdm1->wkdep_srcs); if (IS_ERR(cd)) { pr_debug("clockdomain: hardware cannot set/clear wake up of " @@ -527,6 +545,12 @@ int clkdm_clear_all_wkdeps(struct clockdomain *clkdm) struct clkdm_dep *cd; u32 mask = 0; + if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) { + pr_err("clockdomain: %s: %s: not yet implemented\n", + clkdm->name, __func__); + return -EINVAL; + } + if (!clkdm) return -EINVAL; @@ -830,8 +854,7 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm) * dependency code and data for OMAP4. */ if (cpu_is_omap44xx()) { - WARN_ONCE(1, "clockdomain: OMAP4 wakeup/sleep dependency " - "support is not yet implemented\n"); + pr_err("clockdomain: %s: OMAP4 wakeup/sleep dependency support: not yet implemented\n", clkdm->name); } else { if (atomic_read(&clkdm->usecount) > 0) _clkdm_add_autodeps(clkdm); @@ -872,8 +895,7 @@ void omap2_clkdm_deny_idle(struct clockdomain *clkdm) * dependency code and data for OMAP4. */ if (cpu_is_omap44xx()) { - WARN_ONCE(1, "clockdomain: OMAP4 wakeup/sleep dependency " - "support is not yet implemented\n"); + pr_err("clockdomain: %s: OMAP4 wakeup/sleep dependency support: not yet implemented\n", clkdm->name); } else { if (atomic_read(&clkdm->usecount) > 0) _clkdm_del_autodeps(clkdm); diff --git a/arch/arm/mach-omap2/clockdomains44xx_data.c b/arch/arm/mach-omap2/clockdomains44xx_data.c index 51920fc..10622c9 100644 --- a/arch/arm/mach-omap2/clockdomains44xx_data.c +++ b/arch/arm/mach-omap2/clockdomains44xx_data.c @@ -30,8 +30,6 @@ #include "cm1_44xx.h" #include "cm2_44xx.h" -#include "cm1_44xx.h" -#include "cm2_44xx.h" #include "cm-regbits-44xx.h" #include "prm44xx.h" #include "prcm44xx.h" diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index 9e5dc8e..97feb3a 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -134,7 +134,7 @@ static void omap2_enter_full_retention(void) /* Block console output in case it is on one of the OMAP UARTs */ if (!is_suspending()) - if (try_acquire_console_sem()) + if (!console_trylock()) goto no_sleep; omap_uart_prepare_idle(0); @@ -151,7 +151,7 @@ static void omap2_enter_full_retention(void) omap_uart_resume_idle(0); if (!is_suspending()) - release_console_sem(); + console_unlock(); no_sleep: if (omap2_pm_debug) { diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 8cbbead..a4aa192 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -398,7 +398,7 @@ void omap_sram_idle(void) if (!is_suspending()) if (per_next_state < PWRDM_POWER_ON || core_next_state < PWRDM_POWER_ON) - if (try_acquire_console_sem()) + if (!console_trylock()) goto console_still_active; /* PER */ @@ -481,7 +481,7 @@ void omap_sram_idle(void) } if (!is_suspending()) - release_console_sem(); + console_unlock(); console_still_active: /* Disable IO-PAD and IO-CHAIN wakeup */ diff --git a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c index d523389..cf600e2 100644 --- a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c @@ -19,7 +19,6 @@ #include <plat/prcm.h> #include "powerdomain.h" -#include "prm-regbits-34xx.h" #include "prm.h" #include "prm-regbits-24xx.h" #include "prm-regbits-34xx.h" diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 302da74..32e91a9 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -812,7 +812,7 @@ void __init omap_serial_init_port(struct omap_board_data *bdata) oh->dev_attr = uart; - acquire_console_sem(); /* in case the earlycon is on the UART */ + console_lock(); /* in case the earlycon is on the UART */ /* * Because of early UART probing, UART did not get idled @@ -838,7 +838,7 @@ void __init omap_serial_init_port(struct omap_board_data *bdata) omap_uart_block_sleep(uart); uart->timeout = DEFAULT_TIMEOUT; - release_console_sem(); + console_unlock(); if ((cpu_is_omap34xx() && uart->padconf) || (uart->wk_en && uart->wk_mask)) { diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index 4e48e78..7b7c268 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -42,6 +42,8 @@ #include "timer-gp.h" +#include <plat/common.h> + /* MAX_GPTIMER_ID: number of GPTIMERs on the chip */ #define MAX_GPTIMER_ID 12 @@ -176,10 +178,14 @@ static void __init omap2_gp_clockevent_init(void) /* * When 32k-timer is enabled, don't use GPTimer for clocksource * instead, just leave default clocksource which uses the 32k - * sync counter. See clocksource setup in see plat-omap/common.c. + * sync counter. See clocksource setup in plat-omap/counter_32k.c */ -static inline void __init omap2_gp_clocksource_init(void) {} +static void __init omap2_gp_clocksource_init(void) +{ + omap_init_clocksource_32k(); +} + #else /* * clocksource diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig index b4575ae..7ca138a 100644 --- a/arch/arm/mach-realview/Kconfig +++ b/arch/arm/mach-realview/Kconfig @@ -2,52 +2,56 @@ menu "RealView platform type" depends on ARCH_REALVIEW config MACH_REALVIEW_EB - bool "Support RealView/EB platform" + bool "Support RealView(R) Emulation Baseboard" select ARM_GIC help - Include support for the ARM(R) RealView Emulation Baseboard platform. + Include support for the ARM(R) RealView(R) Emulation Baseboard + platform. config REALVIEW_EB_A9MP - bool "Support Multicore Cortex-A9" + bool "Support Multicore Cortex-A9 Tile" depends on MACH_REALVIEW_EB select CPU_V7 help - Enable support for the Cortex-A9MPCore tile on the Realview platform. + Enable support for the Cortex-A9MPCore tile fitted to the + Realview(R) Emulation Baseboard platform. config REALVIEW_EB_ARM11MP - bool "Support ARM11MPCore tile" + bool "Support ARM11MPCore Tile" depends on MACH_REALVIEW_EB select CPU_V6 select ARCH_HAS_BARRIERS if SMP help - Enable support for the ARM11MPCore tile on the Realview platform. + Enable support for the ARM11MPCore tile fitted to the Realview(R) + Emulation Baseboard platform. config REALVIEW_EB_ARM11MP_REVB - bool "Support ARM11MPCore RevB tile" + bool "Support ARM11MPCore RevB Tile" depends on REALVIEW_EB_ARM11MP help - Enable support for the ARM11MPCore RevB tile on the Realview - platform. Since there are device address differences, a - kernel built with this option enabled is not compatible with - other revisions of the ARM11MPCore tile. + Enable support for the ARM11MPCore Revision B tile on the + Realview(R) Emulation Baseboard platform. Since there are device + address differences, a kernel built with this option enabled is + not compatible with other revisions of the ARM11MPCore tile. config MACH_REALVIEW_PB11MP - bool "Support RealView/PB11MPCore platform" + bool "Support RealView(R) Platform Baseboard for ARM11MPCore" select CPU_V6 select ARM_GIC select HAVE_PATA_PLATFORM select ARCH_HAS_BARRIERS if SMP help - Include support for the ARM(R) RealView MPCore Platform Baseboard. - PB11MPCore is a platform with an on-board ARM11MPCore and has + Include support for the ARM(R) RealView(R) Platform Baseboard for + the ARM11MPCore. This platform has an on-board ARM11MPCore and has support for PCI-E and Compact Flash. config MACH_REALVIEW_PB1176 - bool "Support RealView/PB1176 platform" + bool "Support RealView(R) Platform Baseboard for ARM1176JZF-S" select CPU_V6 select ARM_GIC help - Include support for the ARM(R) RealView ARM1176 Platform Baseboard. + Include support for the ARM(R) RealView(R) Platform Baseboard for + ARM1176JZF-S. config REALVIEW_PB1176_SECURE_FLASH bool "Allow access to the secure flash memory block" @@ -59,23 +63,24 @@ config REALVIEW_PB1176_SECURE_FLASH block (64MB @ 0x3c000000) is required. config MACH_REALVIEW_PBA8 - bool "Support RealView/PB-A8 platform" + bool "Support RealView(R) Platform Baseboard for Cortex(tm)-A8 platform" select CPU_V7 select ARM_GIC select HAVE_PATA_PLATFORM help - Include support for the ARM(R) RealView Cortex-A8 Platform Baseboard. - PB-A8 is a platform with an on-board Cortex-A8 and has support for - PCI-E and Compact Flash. + Include support for the ARM(R) RealView Platform Baseboard for + Cortex(tm)-A8. This platform has an on-board Cortex-A8 and has + support for PCI-E and Compact Flash. config MACH_REALVIEW_PBX - bool "Support RealView/PBX platform" + bool "Support RealView(R) Platform Baseboard Explore" select ARM_GIC select HAVE_PATA_PLATFORM select ARCH_SPARSEMEM_ENABLE if CPU_V7 && !REALVIEW_HIGH_PHYS_OFFSET select ZONE_DMA if SPARSEMEM help - Include support for the ARM(R) RealView PBX platform. + Include support for the ARM(R) RealView(R) Platform Baseboard + Explore. config REALVIEW_HIGH_PHYS_OFFSET bool "High physical base address for the RealView platform" diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index a22bf67..6959d13 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -41,7 +41,7 @@ volatile int __cpuinitdata pen_release = -1; * observers, irrespective of whether they're taking part in coherency * or not. This is necessary for the hotplug code to work reliably. */ -static void write_pen_release(int val) +static void __cpuinit write_pen_release(int val) { pen_release = val; smp_wmb(); diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 4d1b4c5..0c8f6cf 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -60,6 +60,8 @@ endchoice config MACH_AG5EVM bool "AG5EVM board" + select ARCH_REQUIRE_GPIOLIB + select SH_LCD_MIPI_DSI depends on ARCH_SH73A0 config MACH_MACKEREL diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c index c18a740..2123b96 100644 --- a/arch/arm/mach-shmobile/board-ag5evm.c +++ b/arch/arm/mach-shmobile/board-ag5evm.c @@ -34,9 +34,10 @@ #include <linux/input/sh_keysc.h> #include <linux/mmc/host.h> #include <linux/mmc/sh_mmcif.h> - +#include <linux/sh_clk.h> +#include <video/sh_mobile_lcdc.h> +#include <video/sh_mipi_dsi.h> #include <sound/sh_fsi.h> - #include <mach/hardware.h> #include <mach/sh73a0.h> #include <mach/common.h> @@ -183,11 +184,165 @@ static struct platform_device mmc_device = { .resource = sh_mmcif_resources, }; +/* IrDA */ +static struct resource irda_resources[] = { + [0] = { + .start = 0xE6D00000, + .end = 0xE6D01FD4 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_spi(95), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device irda_device = { + .name = "sh_irda", + .id = 0, + .resource = irda_resources, + .num_resources = ARRAY_SIZE(irda_resources), +}; + +static unsigned char lcd_backlight_seq[3][2] = { + { 0x04, 0x07 }, + { 0x23, 0x80 }, + { 0x03, 0x01 }, +}; + +static void lcd_backlight_on(void) +{ + struct i2c_adapter *a; + struct i2c_msg msg; + int k; + + a = i2c_get_adapter(1); + for (k = 0; a && k < 3; k++) { + msg.addr = 0x6d; + msg.buf = &lcd_backlight_seq[k][0]; + msg.len = 2; + msg.flags = 0; + if (i2c_transfer(a, &msg, 1) != 1) + break; + } +} + +static void lcd_backlight_reset(void) +{ + gpio_set_value(GPIO_PORT235, 0); + mdelay(24); + gpio_set_value(GPIO_PORT235, 1); +} + +static void lcd_on(void *board_data, struct fb_info *info) +{ + lcd_backlight_on(); +} + +static void lcd_off(void *board_data) +{ + lcd_backlight_reset(); +} + +/* LCDC0 */ +static const struct fb_videomode lcdc0_modes[] = { + { + .name = "R63302(QHD)", + .xres = 544, + .yres = 961, + .left_margin = 72, + .right_margin = 600, + .hsync_len = 16, + .upper_margin = 8, + .lower_margin = 8, + .vsync_len = 2, + .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, + }, +}; + +static struct sh_mobile_lcdc_info lcdc0_info = { + .clock_source = LCDC_CLK_PERIPHERAL, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .interface_type = RGB24, + .clock_divider = 1, + .flags = LCDC_FLAGS_DWPOL, + .lcd_size_cfg.width = 44, + .lcd_size_cfg.height = 79, + .bpp = 16, + .lcd_cfg = lcdc0_modes, + .num_cfg = ARRAY_SIZE(lcdc0_modes), + .board_cfg = { + .display_on = lcd_on, + .display_off = lcd_off, + }, + } +}; + +static struct resource lcdc0_resources[] = { + [0] = { + .name = "LCDC0", + .start = 0xfe940000, /* P4-only space */ + .end = 0xfe943fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x580), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device lcdc0_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc0_resources), + .resource = lcdc0_resources, + .id = 0, + .dev = { + .platform_data = &lcdc0_info, + .coherent_dma_mask = ~0, + }, +}; + +/* MIPI-DSI */ +static struct resource mipidsi0_resources[] = { + [0] = { + .start = 0xfeab0000, + .end = 0xfeab3fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 0xfeab4000, + .end = 0xfeab7fff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct sh_mipi_dsi_info mipidsi0_info = { + .data_format = MIPI_RGB888, + .lcd_chan = &lcdc0_info.ch[0], + .vsynw_offset = 20, + .clksrc = 1, + .flags = SH_MIPI_DSI_HSABM, +}; + +static struct platform_device mipidsi0_device = { + .name = "sh-mipi-dsi", + .num_resources = ARRAY_SIZE(mipidsi0_resources), + .resource = mipidsi0_resources, + .id = 0, + .dev = { + .platform_data = &mipidsi0_info, + }, +}; + static struct platform_device *ag5evm_devices[] __initdata = { ð_device, &keysc_device, &fsi_device, &mmc_device, + &irda_device, + &lcdc0_device, + &mipidsi0_device, }; static struct map_desc ag5evm_io_desc[] __initdata = { @@ -224,6 +379,8 @@ void __init ag5evm_init_irq(void) __raw_writew(__raw_readw(PINTCR0A) | (2<<10), PINTCR0A); } +#define DSI0PHYCR 0xe615006c + static void __init ag5evm_init(void) { sh73a0_pinmux_init(); @@ -287,6 +444,25 @@ static void __init ag5evm_init(void) gpio_request(GPIO_FN_FSIAISLD, NULL); gpio_request(GPIO_FN_FSIAOSLD, NULL); + /* IrDA */ + gpio_request(GPIO_FN_PORT241_IRDA_OUT, NULL); + gpio_request(GPIO_FN_PORT242_IRDA_IN, NULL); + gpio_request(GPIO_FN_PORT243_IRDA_FIRSEL, NULL); + + /* LCD panel */ + gpio_request(GPIO_PORT217, NULL); /* RESET */ + gpio_direction_output(GPIO_PORT217, 0); + mdelay(1); + gpio_set_value(GPIO_PORT217, 1); + + /* LCD backlight controller */ + gpio_request(GPIO_PORT235, NULL); /* RESET */ + gpio_direction_output(GPIO_PORT235, 0); + lcd_backlight_reset(); + + /* MIPI-DSI clock setup */ + __raw_writel(0x2a809010, DSI0PHYCR); + #ifdef CONFIG_CACHE_L2X0 /* Shared attribute override enable, 64K*8way */ l2x0_init(__io(0xf0100000), 0x00460000, 0xc2000fff); diff --git a/arch/arm/mach-shmobile/board-g3evm.c b/arch/arm/mach-shmobile/board-g3evm.c index 686b304..ef4613b 100644 --- a/arch/arm/mach-shmobile/board-g3evm.c +++ b/arch/arm/mach-shmobile/board-g3evm.c @@ -347,7 +347,6 @@ static void __init g3evm_init(void) gpio_request(GPIO_FN_IRDA_OUT, NULL); gpio_request(GPIO_FN_IRDA_IN, NULL); gpio_request(GPIO_FN_IRDA_FIRSEL, NULL); - set_irq_type(evt2irq(0x480), IRQ_TYPE_LEVEL_LOW); sh7367_add_standard_devices(); diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 7b15d21..fb4213a 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -169,9 +169,8 @@ * SW1 | SW33 * | bit1 | bit2 | bit3 | bit4 * -------------+------+------+------+------- - * MMC0 OFF | OFF | ON | ON | X - * MMC1 ON | OFF | ON | X | ON - * SDHI1 OFF | ON | X | OFF | ON + * MMC0 OFF | OFF | X | ON | X (Use MMCIF) + * SDHI1 OFF | ON | X | OFF | X (Use MFD_SH_MOBILE_SDHI) * */ diff --git a/arch/arm/mach-shmobile/clock-sh7372.c b/arch/arm/mach-shmobile/clock-sh7372.c index 9aa8d68..e9731b5 100644 --- a/arch/arm/mach-shmobile/clock-sh7372.c +++ b/arch/arm/mach-shmobile/clock-sh7372.c @@ -234,7 +234,9 @@ static int pllc2_set_rate(struct clk *clk, unsigned long rate) value = __raw_readl(PLLC2CR) & ~(0x3f << 24); - __raw_writel((value & ~0x80000000) | ((idx + 19) << 24), PLLC2CR); + __raw_writel(value | ((idx + 19) << 24), PLLC2CR); + + clk->rate = clk->freq_table[idx].frequency; return 0; } diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c index 720a714..ddd4a1b 100644 --- a/arch/arm/mach-shmobile/clock-sh73a0.c +++ b/arch/arm/mach-shmobile/clock-sh73a0.c @@ -118,8 +118,16 @@ static unsigned long pll_recalc(struct clk *clk) { unsigned long mult = 1; - if (__raw_readl(PLLECR) & (1 << clk->enable_bit)) + if (__raw_readl(PLLECR) & (1 << clk->enable_bit)) { mult = (((__raw_readl(clk->enable_reg) >> 24) & 0x3f) + 1); + /* handle CFG bit for PLL1 and PLL2 */ + switch (clk->enable_bit) { + case 1: + case 2: + if (__raw_readl(clk->enable_reg) & (1 << 20)) + mult *= 2; + } + } return clk->parent->rate * mult; } @@ -212,7 +220,7 @@ enum { DIV4_I, DIV4_ZG, DIV4_M3, DIV4_B, DIV4_M1, DIV4_M2, static struct clk div4_clks[DIV4_NR] = { [DIV4_I] = DIV4(FRQCRA, 20, 0xfff, CLK_ENABLE_ON_INIT), [DIV4_ZG] = DIV4(FRQCRA, 16, 0xbff, CLK_ENABLE_ON_INIT), - [DIV4_M3] = DIV4(FRQCRA, 8, 0xfff, CLK_ENABLE_ON_INIT), + [DIV4_M3] = DIV4(FRQCRA, 12, 0xfff, CLK_ENABLE_ON_INIT), [DIV4_B] = DIV4(FRQCRA, 8, 0xfff, CLK_ENABLE_ON_INIT), [DIV4_M1] = DIV4(FRQCRA, 4, 0xfff, 0), [DIV4_M2] = DIV4(FRQCRA, 0, 0xfff, 0), @@ -255,10 +263,10 @@ static struct clk div6_clks[DIV6_NR] = { }; enum { MSTP001, - MSTP125, MSTP116, + MSTP125, MSTP118, MSTP116, MSTP100, MSTP219, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200, - MSTP331, MSTP329, MSTP323, MSTP312, + MSTP331, MSTP329, MSTP325, MSTP323, MSTP312, MSTP411, MSTP410, MSTP403, MSTP_NR }; @@ -268,7 +276,9 @@ enum { MSTP001, static struct clk mstp_clks[MSTP_NR] = { [MSTP001] = MSTP(&div4_clks[DIV4_HP], SMSTPCR0, 1, 0), /* IIC2 */ [MSTP125] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR1, 25, 0), /* TMU0 */ + [MSTP118] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 18, 0), /* DSITX0 */ [MSTP116] = MSTP(&div4_clks[DIV4_HP], SMSTPCR1, 16, 0), /* IIC0 */ + [MSTP100] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 0, 0), /* LCDC0 */ [MSTP219] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 19, 0), /* SCIFA7 */ [MSTP207] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 7, 0), /* SCIFA5 */ [MSTP206] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 6, 0), /* SCIFB */ @@ -279,6 +289,7 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP200] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 0, 0), /* SCIFA4 */ [MSTP331] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 31, 0), /* SCIFA6 */ [MSTP329] = MSTP(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */ + [MSTP325] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 25, 0), /* IrDA */ [MSTP323] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 23, 0), /* IIC1 */ [MSTP312] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMCIF0 */ [MSTP411] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 11, 0), /* IIC3 */ @@ -288,16 +299,25 @@ static struct clk mstp_clks[MSTP_NR] = { #define CLKDEV_CON_ID(_id, _clk) { .con_id = _id, .clk = _clk } #define CLKDEV_DEV_ID(_id, _clk) { .dev_id = _id, .clk = _clk } +#define CLKDEV_ICK_ID(_cid, _did, _clk) { .con_id = _cid, .dev_id = _did, .clk = _clk } static struct clk_lookup lookups[] = { /* main clocks */ CLKDEV_CON_ID("r_clk", &r_clk), + /* DIV6 clocks */ + CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]), + CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]), + CLKDEV_ICK_ID("dsi0p_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]), + CLKDEV_ICK_ID("dsi1p_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]), + /* MSTP32 clocks */ CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */ + CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), /* LCDC0 */ CLKDEV_DEV_ID("sh_tmu.0", &mstp_clks[MSTP125]), /* TMU00 */ CLKDEV_DEV_ID("sh_tmu.1", &mstp_clks[MSTP125]), /* TMU01 */ CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), /* I2C0 */ + CLKDEV_DEV_ID("sh-mipi-dsi.0", &mstp_clks[MSTP118]), /* DSITX */ CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP219]), /* SCIFA7 */ CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), /* SCIFA5 */ CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]), /* SCIFB */ @@ -308,6 +328,7 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), /* SCIFA4 */ CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP331]), /* SCIFA6 */ CLKDEV_DEV_ID("sh_cmt.10", &mstp_clks[MSTP329]), /* CMT10 */ + CLKDEV_DEV_ID("sh_irda.0", &mstp_clks[MSTP325]), /* IrDA */ CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[MSTP323]), /* I2C1 */ CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP312]), /* MMCIF0 */ CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */ diff --git a/arch/arm/mach-shmobile/intc-sh7372.c b/arch/arm/mach-shmobile/intc-sh7372.c index f78a1ea..ca5f9d1 100644 --- a/arch/arm/mach-shmobile/intc-sh7372.c +++ b/arch/arm/mach-shmobile/intc-sh7372.c @@ -365,6 +365,7 @@ static struct intc_desc intca_desc __initdata = { enum { UNUSED_INTCS = 0, + ENABLED_INTCS, INTCS, @@ -413,7 +414,7 @@ enum { CMT4, DSITX1_DSITX1_0, DSITX1_DSITX1_1, - /* MFIS2 */ + MFIS2_INTCS, /* Priority always enabled using ENABLED_INTCS */ CPORTS2R, /* CEC */ JPU6E, @@ -477,7 +478,7 @@ static struct intc_vect intcs_vectors[] = { INTCS_VECT(CMT4, 0x1980), INTCS_VECT(DSITX1_DSITX1_0, 0x19a0), INTCS_VECT(DSITX1_DSITX1_1, 0x19c0), - /* MFIS2 */ + INTCS_VECT(MFIS2_INTCS, 0x1a00), INTCS_VECT(CPORTS2R, 0x1a20), /* CEC */ INTCS_VECT(JPU6E, 0x1a80), @@ -543,7 +544,7 @@ static struct intc_mask_reg intcs_mask_registers[] = { { 0, TMU1_TUNI2, TMU1_TUNI1, TMU1_TUNI0, CMT4, DSITX1_DSITX1_0, DSITX1_DSITX1_1, 0 } }, { 0xffd5019c, 0xffd501dc, 8, /* IMR7SA3 / IMCR7SA3 */ - { 0, CPORTS2R, 0, 0, + { MFIS2_INTCS, CPORTS2R, 0, 0, JPU6E, 0, 0, 0 } }, { 0xffd20104, 0, 16, /* INTAMASK */ { 0, 0, 0, 0, 0, 0, 0, 0, @@ -571,7 +572,8 @@ static struct intc_prio_reg intcs_prio_registers[] = { { 0xffd50030, 0, 16, 4, /* IPRMS3 */ { TMU1, 0, 0, 0 } }, { 0xffd50034, 0, 16, 4, /* IPRNS3 */ { CMT4, DSITX1_DSITX1_0, DSITX1_DSITX1_1, 0 } }, - { 0xffd50038, 0, 16, 4, /* IPROS3 */ { 0, CPORTS2R, 0, 0 } }, + { 0xffd50038, 0, 16, 4, /* IPROS3 */ { ENABLED_INTCS, CPORTS2R, + 0, 0 } }, { 0xffd5003c, 0, 16, 4, /* IPRPS3 */ { JPU6E, 0, 0, 0 } }, }; @@ -590,6 +592,7 @@ static struct resource intcs_resources[] __initdata = { static struct intc_desc intcs_desc __initdata = { .name = "sh7372-intcs", + .force_enable = ENABLED_INTCS, .resource = intcs_resources, .num_resources = ARRAY_SIZE(intcs_resources), .hw = INTC_HW_DESC(intcs_vectors, intcs_groups, intcs_mask_registers, diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c index 322d8d5..5d0e150 100644 --- a/arch/arm/mach-shmobile/intc-sh73a0.c +++ b/arch/arm/mach-shmobile/intc-sh73a0.c @@ -252,10 +252,11 @@ static irqreturn_t sh73a0_intcs_demux(int irq, void *dev_id) void __init sh73a0_init_irq(void) { - void __iomem *gic_base = __io(0xf0001000); + void __iomem *gic_dist_base = __io(0xf0001000); + void __iomem *gic_cpu_base = __io(0xf0000100); void __iomem *intevtsa = ioremap_nocache(0xffd20100, PAGE_SIZE); - gic_init(0, 29, gic_base, gic_base); + gic_init(0, 29, gic_dist_base, gic_cpu_base); register_intc_controller(&intcs_desc); diff --git a/arch/arm/mach-tegra/gpio.c b/arch/arm/mach-tegra/gpio.c index bd06620..ad80488 100644 --- a/arch/arm/mach-tegra/gpio.c +++ b/arch/arm/mach-tegra/gpio.c @@ -207,9 +207,9 @@ static int tegra_gpio_irq_set_type(struct irq_data *d, unsigned int type) spin_unlock_irqrestore(&bank->lvl_lock[port], 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 0; } diff --git a/arch/arm/mach-tegra/include/mach/clk.h b/arch/arm/mach-tegra/include/mach/clk.h index d772395..a217f68 100644 --- a/arch/arm/mach-tegra/include/mach/clk.h +++ b/arch/arm/mach-tegra/include/mach/clk.h @@ -20,6 +20,8 @@ #ifndef __MACH_CLK_H #define __MACH_CLK_H +struct clk; + void tegra_periph_reset_deassert(struct clk *c); void tegra_periph_reset_assert(struct clk *c); diff --git a/arch/arm/mach-tegra/include/mach/clkdev.h b/arch/arm/mach-tegra/include/mach/clkdev.h index 412f5c6..66cd3f4 100644 --- a/arch/arm/mach-tegra/include/mach/clkdev.h +++ b/arch/arm/mach-tegra/include/mach/clkdev.h @@ -20,6 +20,8 @@ #ifndef __MACH_CLKDEV_H #define __MACH_CLKDEV_H +struct clk; + static inline int __clk_get(struct clk *clk) { return 1; diff --git a/arch/arm/mach-tegra/include/mach/kbc.h b/arch/arm/mach-tegra/include/mach/kbc.h new file mode 100644 index 0000000..66ad276 --- /dev/null +++ b/arch/arm/mach-tegra/include/mach/kbc.h @@ -0,0 +1,61 @@ +/* + * Platform definitions for tegra-kbc keyboard input driver + * + * Copyright (c) 2010-2011, NVIDIA Corporation. + * + * 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. + */ + +#ifndef ASMARM_ARCH_TEGRA_KBC_H +#define ASMARM_ARCH_TEGRA_KBC_H + +#include <linux/types.h> +#include <linux/input/matrix_keypad.h> + +#ifdef CONFIG_ARCH_TEGRA_2x_SOC +#define KBC_MAX_GPIO 24 +#define KBC_MAX_KPENT 8 +#else +#define KBC_MAX_GPIO 20 +#define KBC_MAX_KPENT 7 +#endif + +#define KBC_MAX_ROW 16 +#define KBC_MAX_COL 8 +#define KBC_MAX_KEY (KBC_MAX_ROW * KBC_MAX_COL) + +struct tegra_kbc_pin_cfg { + bool is_row; + unsigned char num; +}; + +struct tegra_kbc_wake_key { + u8 row:4; + u8 col:4; +}; + +struct tegra_kbc_platform_data { + unsigned int debounce_cnt; + unsigned int repeat_cnt; + + unsigned int wake_cnt; /* 0:wake on any key >1:wake on wake_cfg */ + const struct tegra_kbc_wake_key *wake_cfg; + + struct tegra_kbc_pin_cfg pin_cfg[KBC_MAX_GPIO]; + const struct matrix_keymap_data *keymap_data; + + bool wakeup; +}; +#endif diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c index de7dfad..17c74d2 100644 --- a/arch/arm/mach-tegra/irq.c +++ b/arch/arm/mach-tegra/irq.c @@ -46,24 +46,24 @@ #define ICTLR_COP_IER_CLR 0x38 #define ICTLR_COP_IEP_CLASS 0x3c -static void (*gic_mask_irq)(struct irq_data *d); -static void (*gic_unmask_irq)(struct irq_data *d); +static void (*tegra_gic_mask_irq)(struct irq_data *d); +static void (*tegra_gic_unmask_irq)(struct irq_data *d); -#define irq_to_ictlr(irq) (((irq)-32) >> 5) +#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) +#define ictlr_to_virt(ictlr) (tegra_ictlr_base + (ictlr) * 0x100) static void tegra_mask(struct irq_data *d) { 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); + tegra_gic_mask_irq(d); + writel(1 << (d->irq & 31), addr+ICTLR_CPU_IER_CLR); } static void tegra_unmask(struct irq_data *d) { void __iomem *addr = ictlr_to_virt(irq_to_ictlr(d->irq)); - gic_unmask_irq(d); + tegra_gic_unmask_irq(d); writel(1<<(d->irq&31), addr+ICTLR_CPU_IER_SET); } @@ -98,8 +98,8 @@ void __init tegra_init_irq(void) IO_ADDRESS(TEGRA_ARM_PERIF_BASE + 0x100)); gic = get_irq_chip(29); - gic_unmask_irq = gic->irq_unmask; - gic_mask_irq = gic->irq_mask; + tegra_gic_unmask_irq = gic->irq_unmask; + tegra_gic_mask_irq = gic->irq_mask; tegra_irq.irq_ack = gic->irq_ack; #ifdef CONFIG_SMP tegra_irq.irq_set_affinity = gic->irq_set_affinity; diff --git a/arch/arm/mach-versatile/Kconfig b/arch/arm/mach-versatile/Kconfig index 3f7b5e9..9cdec5a 100644 --- a/arch/arm/mach-versatile/Kconfig +++ b/arch/arm/mach-versatile/Kconfig @@ -2,17 +2,19 @@ menu "Versatile platform type" depends on ARCH_VERSATILE config ARCH_VERSATILE_PB - bool "Support Versatile/PB platform" + bool "Support Versatile Platform Baseboard for ARM926EJ-S" select CPU_ARM926T select MIGHT_HAVE_PCI default y help - Include support for the ARM(R) Versatile/PB platform. + Include support for the ARM(R) Versatile Platform Baseboard + for the ARM926EJ-S. config MACH_VERSATILE_AB - bool "Support Versatile/AB platform" + bool "Support Versatile Application Baseboard for ARM926EJ-S" select CPU_ARM926T help - Include support for the ARM(R) Versatile/AP platform. + Include support for the ARM(R) Versatile Application Baseboard + for the ARM926EJ-S. endmenu diff --git a/arch/arm/mach-vexpress/platsmp.c b/arch/arm/mach-vexpress/platsmp.c index b1687b6..634bf1d 100644 --- a/arch/arm/mach-vexpress/platsmp.c +++ b/arch/arm/mach-vexpress/platsmp.c @@ -39,7 +39,7 @@ volatile int __cpuinitdata pen_release = -1; * observers, irrespective of whether they're taking part in coherency * or not. This is necessary for the hotplug code to work reliably. */ -static void write_pen_release(int val) +static void __cpuinit write_pen_release(int val) { pen_release = val; smp_wmb(); diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c index a9ed342..1edae65 100644 --- a/arch/arm/mach-vexpress/v2m.c +++ b/arch/arm/mach-vexpress/v2m.c @@ -19,6 +19,7 @@ #include <asm/mach/time.h> #include <asm/hardware/arm_timer.h> #include <asm/hardware/timer-sp.h> +#include <asm/hardware/sp810.h> #include <mach/motherboard.h> @@ -50,8 +51,16 @@ void __init v2m_map_io(struct map_desc *tile, size_t num) static void __init v2m_timer_init(void) { + u32 scctrl; + versatile_sched_clock_init(MMIO_P2V(V2M_SYS_24MHZ), 24000000); + /* Select 1MHz TIMCLK as the reference clock for SP804 timers */ + scctrl = readl(MMIO_P2V(V2M_SYSCTL + SCCTRL)); + scctrl |= SCCTRL_TIMEREN0SEL_TIMCLK; + scctrl |= SCCTRL_TIMEREN1SEL_TIMCLK; + writel(scctrl, MMIO_P2V(V2M_SYSCTL + SCCTRL)); + writel(0, MMIO_P2V(V2M_TIMER0) + TIMER_CTRL); writel(0, MMIO_P2V(V2M_TIMER1) + TIMER_CTRL); diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig index 18fe3cb..b6333ae 100644 --- a/arch/arm/plat-omap/Kconfig +++ b/arch/arm/plat-omap/Kconfig @@ -144,12 +144,9 @@ config OMAP_IOMMU_DEBUG config OMAP_IOMMU_IVA2 bool -choice - prompt "System timer" - default OMAP_32K_TIMER if !ARCH_OMAP15XX - config OMAP_MPU_TIMER bool "Use mpu timer" + depends on ARCH_OMAP1 help Select this option if you want to use the OMAP mpu timer. This timer provides more intra-tick resolution than the 32KHz timer, @@ -158,6 +155,7 @@ config OMAP_MPU_TIMER config OMAP_32K_TIMER bool "Use 32KHz timer" depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS + default y if (ARCH_OMAP16XX || ARCH_OMAP2PLUS) help Select this option if you want to enable the OMAP 32KHz timer. This timer saves power compared to the OMAP_MPU_TIMER, and has @@ -165,8 +163,6 @@ config OMAP_32K_TIMER intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is currently only available for OMAP16XX, 24XX, 34XX and OMAP4. -endchoice - config OMAP3_L2_AUX_SECURE_SAVE_RESTORE bool "OMAP3 HS/EMU save and restore for L2 AUX control register" depends on ARCH_OMAP3 && PM diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index ea46440..862dda9 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -36,8 +36,6 @@ #define OMAP16XX_TIMER_32K_SYNCHRONIZED 0xfffbc410 -#if !(defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP15XX)) - #include <linux/clocksource.h> /* @@ -122,12 +120,24 @@ static DEFINE_CLOCK_DATA(cd); #define SC_MULT 4000000000u #define SC_SHIFT 17 -unsigned long long notrace sched_clock(void) +static inline unsigned long long notrace _omap_32k_sched_clock(void) { u32 cyc = clocksource_32k.read(&clocksource_32k); return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); } +#ifndef CONFIG_OMAP_MPU_TIMER +unsigned long long notrace sched_clock(void) +{ + return _omap_32k_sched_clock(); +} +#else +unsigned long long notrace omap_32k_sched_clock(void) +{ + return _omap_32k_sched_clock(); +} +#endif + static void notrace omap_update_sched_clock(void) { u32 cyc = clocksource_32k.read(&clocksource_32k); @@ -160,7 +170,7 @@ void read_persistent_clock(struct timespec *ts) *ts = *tsp; } -static int __init omap_init_clocksource_32k(void) +int __init omap_init_clocksource_32k(void) { static char err[] __initdata = KERN_ERR "%s: can't register clocksource!\n"; @@ -195,7 +205,3 @@ static int __init omap_init_clocksource_32k(void) } return 0; } -arch_initcall(omap_init_clocksource_32k); - -#endif /* !(defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP15XX)) */ - diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index c4b2b47..8536308 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -53,7 +53,7 @@ enum { DMA_CHAIN_STARTED, DMA_CHAIN_NOTSTARTED }; #endif #define OMAP_DMA_ACTIVE 0x01 -#define OMAP2_DMA_CSR_CLEAR_MASK 0xffe +#define OMAP2_DMA_CSR_CLEAR_MASK 0xffffffff #define OMAP_FUNC_MUX_ARM_BASE (0xfffe1000 + 0xec) @@ -1873,7 +1873,7 @@ static int omap2_dma_handle_ch(int ch) printk(KERN_INFO "DMA misaligned error with device %d\n", dma_chan[ch].dev_id); - p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, ch); + p->dma_write(status, CSR, ch); p->dma_write(1 << ch, IRQSTATUS_L0, ch); /* read back the register to flush the write */ p->dma_read(IRQSTATUS_L0, ch); @@ -1893,10 +1893,9 @@ static int omap2_dma_handle_ch(int ch) OMAP_DMA_CHAIN_INCQHEAD(chain_id); status = p->dma_read(CSR, ch); + p->dma_write(status, CSR, ch); } - p->dma_write(status, CSR, ch); - if (likely(dma_chan[ch].callback != NULL)) dma_chan[ch].callback(ch, status, dma_chan[ch].data); diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 6b8088e..29b2afb 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -35,6 +35,9 @@ struct sys_timer; extern void omap_map_common_io(void); extern struct sys_timer omap_timer; +extern bool omap_32k_timer_init(void); +extern int __init omap_init_clocksource_32k(void); +extern unsigned long long notrace omap_32k_sched_clock(void); extern void omap_reserve(void); diff --git a/arch/avr32/include/asm/pgalloc.h b/arch/avr32/include/asm/pgalloc.h index 92ecd84..bc7e8ae 100644 --- a/arch/avr32/include/asm/pgalloc.h +++ b/arch/avr32/include/asm/pgalloc.h @@ -8,6 +8,7 @@ #ifndef __ASM_AVR32_PGALLOC_H #define __ASM_AVR32_PGALLOC_H +#include <linux/mm.h> #include <linux/quicklist.h> #include <asm/page.h> #include <asm/pgtable.h> diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c index b1577f7..82a4bb5 100644 --- a/arch/m68k/amiga/config.c +++ b/arch/m68k/amiga/config.c @@ -610,17 +610,17 @@ static void amiga_mem_console_write(struct console *co, const char *s, static int __init amiga_savekmsg_setup(char *arg) { - static struct resource debug_res = { .name = "Debug" }; - if (!MACH_IS_AMIGA || strcmp(arg, "mem")) - goto done; + return 0; - if (!AMIGAHW_PRESENT(CHIP_RAM)) { - printk("Warning: no chipram present for debugging\n"); - goto done; + if (amiga_chip_size < SAVEKMSG_MAXMEM) { + pr_err("Not enough chipram for debugging\n"); + return -ENOMEM; } - savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res); + /* Just steal the block, the chipram allocator isn't functional yet */ + amiga_chip_size -= SAVEKMSG_MAXMEM; + savekmsg = (void *)ZTWO_VADDR(CHIP_PHYSADDR + amiga_chip_size); savekmsg->magic1 = SAVEKMSG_MAGIC1; savekmsg->magic2 = SAVEKMSG_MAGIC2; savekmsg->magicptr = ZTWO_PADDR(savekmsg); @@ -628,8 +628,6 @@ static int __init amiga_savekmsg_setup(char *arg) amiga_console_driver.write = amiga_mem_console_write; register_console(&amiga_console_driver); - -done: return 0; } diff --git a/arch/m68k/atari/ataints.c b/arch/m68k/atari/ataints.c index 39478dd..26a804e 100644 --- a/arch/m68k/atari/ataints.c +++ b/arch/m68k/atari/ataints.c @@ -388,9 +388,9 @@ void __init atari_init_IRQ(void) } if (ATARIHW_PRESENT(SCC) && !atari_SCC_reset_done) { - scc.cha_a_ctrl = 9; + atari_scc.cha_a_ctrl = 9; MFPDELAY(); - scc.cha_a_ctrl = (char) 0xc0; /* hardware reset */ + atari_scc.cha_a_ctrl = (char) 0xc0; /* hardware reset */ } if (ATARIHW_PRESENT(SCU)) { diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c index ae2d96e..4203d10 100644 --- a/arch/m68k/atari/config.c +++ b/arch/m68k/atari/config.c @@ -315,7 +315,7 @@ void __init config_atari(void) ATARIHW_SET(SCC_DMA); printk("SCC_DMA "); } - if (scc_test(&scc.cha_a_ctrl)) { + if (scc_test(&atari_scc.cha_a_ctrl)) { ATARIHW_SET(SCC); printk("SCC "); } diff --git a/arch/m68k/atari/debug.c b/arch/m68k/atari/debug.c index 28efdc3..5a48424 100644 --- a/arch/m68k/atari/debug.c +++ b/arch/m68k/atari/debug.c @@ -53,9 +53,9 @@ static inline void ata_scc_out(char c) { do { MFPDELAY(); - } while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */ + } while (!(atari_scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */ MFPDELAY(); - scc.cha_b_data = c; + atari_scc.cha_b_data = c; } static void atari_scc_console_write(struct console *co, const char *str, @@ -140,9 +140,9 @@ int atari_scc_console_wait_key(struct console *co) { do { MFPDELAY(); - } while (!(scc.cha_b_ctrl & 0x01)); /* wait for rx buf filled */ + } while (!(atari_scc.cha_b_ctrl & 0x01)); /* wait for rx buf filled */ MFPDELAY(); - return scc.cha_b_data; + return atari_scc.cha_b_data; } int atari_midi_console_wait_key(struct console *co) @@ -185,9 +185,9 @@ static void __init atari_init_mfp_port(int cflag) #define SCC_WRITE(reg, val) \ do { \ - scc.cha_b_ctrl = (reg); \ + atari_scc.cha_b_ctrl = (reg); \ MFPDELAY(); \ - scc.cha_b_ctrl = (val); \ + atari_scc.cha_b_ctrl = (val); \ MFPDELAY(); \ } while (0) @@ -240,7 +240,7 @@ static void __init atari_init_scc_port(int cflag) reg3 = (cflag & CSIZE) == CS8 ? 0xc0 : 0x40; reg5 = (cflag & CSIZE) == CS8 ? 0x60 : 0x20 | 0x82 /* assert DTR/RTS */; - (void)scc.cha_b_ctrl; /* reset reg pointer */ + (void)atari_scc.cha_b_ctrl; /* reset reg pointer */ SCC_WRITE(9, 0xc0); /* reset */ LONG_DELAY(); /* extra delay after WR9 access */ SCC_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) diff --git a/arch/m68k/include/asm/atarihw.h b/arch/m68k/include/asm/atarihw.h index a714e1a..f51f709 100644 --- a/arch/m68k/include/asm/atarihw.h +++ b/arch/m68k/include/asm/atarihw.h @@ -449,7 +449,7 @@ struct SCC u_char char_dummy3; u_char cha_b_data; }; -# define scc ((*(volatile struct SCC*)SCC_BAS)) +# define atari_scc ((*(volatile struct SCC*)SCC_BAS)) /* The ESCC (Z85230) in an Atari ST. The channels are reversed! */ # define st_escc ((*(volatile struct SCC*)0xfffffa31)) diff --git a/arch/m68k/include/asm/string.h b/arch/m68k/include/asm/string.h index 2936dda..65b1312 100644 --- a/arch/m68k/include/asm/string.h +++ b/arch/m68k/include/asm/string.h @@ -81,18 +81,6 @@ static inline char *strncpy(char *dest, const char *src, size_t n) strcpy(__d + strlen(__d), (s)); \ }) -#define __HAVE_ARCH_STRCHR -static inline char *strchr(const char *s, int c) -{ - char sc, ch = c; - - for (; (sc = *s++) != ch; ) { - if (!sc) - return NULL; - } - return (char *)s - 1; -} - #ifndef CONFIG_COLDFIRE #define __HAVE_ARCH_STRCMP static inline int strcmp(const char *cs, const char *ct) diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c index 11bdd68..fc770be 100644 --- a/arch/parisc/kernel/pdc_cons.c +++ b/arch/parisc/kernel/pdc_cons.c @@ -169,11 +169,11 @@ static int __init pdc_console_tty_driver_init(void) struct console *tmp; - acquire_console_sem(); + console_lock(); for_each_console(tmp) if (tmp == &pdc_cons) break; - release_console_sem(); + console_unlock(); if (!tmp) { printk(KERN_INFO "PDC console driver not registered anymore, not creating %s\n", pdc_cons.name); diff --git a/arch/powerpc/kernel/perf_event_fsl_emb.c b/arch/powerpc/kernel/perf_event_fsl_emb.c index 4dcf5f8..b0dc8f7 100644 --- a/arch/powerpc/kernel/perf_event_fsl_emb.c +++ b/arch/powerpc/kernel/perf_event_fsl_emb.c @@ -596,6 +596,7 @@ static void record_and_restart(struct perf_event *event, unsigned long val, if (left <= 0) left = period; record = 1; + event->hw.last_period = event->hw.sample_period; } if (left < 0x80000000LL) val = 0x80000000LL - left; diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index ae55556..8a9011d 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -15,6 +15,7 @@ config SUPERH select HAVE_KERNEL_GZIP select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_LZMA + select HAVE_KERNEL_XZ select HAVE_KERNEL_LZO select HAVE_SYSCALL_TRACEPOINTS select HAVE_REGS_AND_STACK_ACCESS_API diff --git a/arch/sh/Makefile b/arch/sh/Makefile index 9c8c6e1..e3d8170 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -200,7 +200,7 @@ endif libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) -BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.lzo \ +BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.xz uImage.lzo \ uImage.srec uImage.bin zImage vmlinux.bin vmlinux.srec \ romImage PHONY += $(BOOT_TARGETS) @@ -230,5 +230,6 @@ define archhelp @echo '* uImage.gz - Kernel-only image for U-Boot (gzip)' @echo ' uImage.bz2 - Kernel-only image for U-Boot (bzip2)' @echo ' uImage.lzma - Kernel-only image for U-Boot (lzma)' + @echo ' uImage.xz - Kernel-only image for U-Boot (xz)' @echo ' uImage.lzo - Kernel-only image for U-Boot (lzo)' endef diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 33b6629..701667a 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -1294,6 +1294,7 @@ static int __init arch_setup(void) i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices)); +#if defined(CONFIG_VIDEO_SH_VOU) || defined(CONFIG_VIDEO_SH_VOU_MODULE) /* VOU */ gpio_request(GPIO_FN_DV_D15, NULL); gpio_request(GPIO_FN_DV_D14, NULL); @@ -1325,6 +1326,7 @@ static int __init arch_setup(void) /* Remove reset */ gpio_set_value(GPIO_PTG4, 1); +#endif return platform_add_devices(ecovec_devices, ARRAY_SIZE(ecovec_devices)); diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile index 1ce6362..ba515d8 100644 --- a/arch/sh/boot/Makefile +++ b/arch/sh/boot/Makefile @@ -24,12 +24,13 @@ suffix-y := bin suffix-$(CONFIG_KERNEL_GZIP) := gz suffix-$(CONFIG_KERNEL_BZIP2) := bz2 suffix-$(CONFIG_KERNEL_LZMA) := lzma +suffix-$(CONFIG_KERNEL_XZ) := xz suffix-$(CONFIG_KERNEL_LZO) := lzo targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \ - uImage.bz2 uImage.lzma uImage.lzo uImage.bin + uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \ - vmlinux.bin.lzo + vmlinux.bin.xz vmlinux.bin.lzo subdir- := compressed romimage $(obj)/zImage: $(obj)/compressed/vmlinux FORCE @@ -76,6 +77,9 @@ $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE $(call if_changed,lzma) +$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE + $(call if_changed,xzkern) + $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE $(call if_changed,lzo) @@ -88,6 +92,9 @@ $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma $(call if_changed,uimage,lzma) +$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz + $(call if_changed,uimage,xz) + $(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo $(call if_changed,uimage,lzo) diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile index cfa5a08..e0b0293 100644 --- a/arch/sh/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile @@ -6,7 +6,7 @@ targets := vmlinux vmlinux.bin vmlinux.bin.gz \ vmlinux.bin.bz2 vmlinux.bin.lzma \ - vmlinux.bin.lzo \ + vmlinux.bin.xz vmlinux.bin.lzo \ head_$(BITS).o misc.o piggy.o OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o @@ -50,6 +50,8 @@ $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE $(call if_changed,bzip2) $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE $(call if_changed,lzma) +$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE + $(call if_changed,xzkern) $(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE $(call if_changed,lzo) diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c index 27140a6..95470a4 100644 --- a/arch/sh/boot/compressed/misc.c +++ b/arch/sh/boot/compressed/misc.c @@ -61,6 +61,10 @@ static unsigned long free_mem_end_ptr; #include "../../../../lib/decompress_unlzma.c" #endif +#ifdef CONFIG_KERNEL_XZ +#include "../../../../lib/decompress_unxz.c" +#endif + #ifdef CONFIG_KERNEL_LZO #include "../../../../lib/decompress_unlzo.c" #endif diff --git a/arch/sh/include/asm/pgtable.h b/arch/sh/include/asm/pgtable.h index 083ea06..db85916 100644 --- a/arch/sh/include/asm/pgtable.h +++ b/arch/sh/include/asm/pgtable.h @@ -134,6 +134,7 @@ typedef pte_t *pte_addr_t; extern void pgtable_cache_init(void); struct vm_area_struct; +struct mm_struct; extern void __update_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte); diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c index c2b0aaa..672944f 100644 --- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c +++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c @@ -230,10 +230,10 @@ static struct platform_device *sh7750_devices[] __initdata = { static int __init sh7750_devices_setup(void) { if (mach_is_rts7751r2d()) { - platform_register_device(&scif_device); + platform_device_register(&scif_device); } else { - platform_register_device(&sci_device); - platform_register_device(&scif_device); + platform_device_register(&sci_device); + platform_device_register(&scif_device); } return platform_add_devices(sh7750_devices, diff --git a/arch/sh/kernel/topology.c b/arch/sh/kernel/topology.c index 948fdb6..38e8628 100644 --- a/arch/sh/kernel/topology.c +++ b/arch/sh/kernel/topology.c @@ -17,6 +17,7 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices); cpumask_t cpu_core_map[NR_CPUS]; +EXPORT_SYMBOL(cpu_core_map); static cpumask_t cpu_coregroup_map(unsigned int cpu) { diff --git a/arch/x86/include/asm/cacheflush.h b/arch/x86/include/asm/cacheflush.h index 63e35ec..62f0844 100644 --- a/arch/x86/include/asm/cacheflush.h +++ b/arch/x86/include/asm/cacheflush.h @@ -1,48 +1,8 @@ #ifndef _ASM_X86_CACHEFLUSH_H #define _ASM_X86_CACHEFLUSH_H -/* Keep includes the same across arches. */ -#include <linux/mm.h> - /* Caches aren't brain-dead on the intel. */ -static inline void flush_cache_all(void) { } -static inline void flush_cache_mm(struct mm_struct *mm) { } -static inline void flush_cache_dup_mm(struct mm_struct *mm) { } -static inline void flush_cache_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end) { } -static inline void flush_cache_page(struct vm_area_struct *vma, - unsigned long vmaddr, unsigned long pfn) { } -#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 -static inline void flush_dcache_page(struct page *page) { } -static inline void flush_dcache_mmap_lock(struct address_space *mapping) { } -static inline void flush_dcache_mmap_unlock(struct address_space *mapping) { } -static inline void flush_icache_range(unsigned long start, - unsigned long end) { } -static inline void flush_icache_page(struct vm_area_struct *vma, - struct page *page) { } -static inline void flush_icache_user_range(struct vm_area_struct *vma, - struct page *page, - unsigned long addr, - unsigned long len) { } -static inline void flush_cache_vmap(unsigned long start, unsigned long end) { } -static inline void flush_cache_vunmap(unsigned long start, - unsigned long end) { } - -static inline void copy_to_user_page(struct vm_area_struct *vma, - struct page *page, unsigned long vaddr, - void *dst, const void *src, - unsigned long len) -{ - memcpy(dst, src, len); -} - -static inline void copy_from_user_page(struct vm_area_struct *vma, - struct page *page, unsigned long vaddr, - void *dst, const void *src, - unsigned long len) -{ - memcpy(dst, src, len); -} +#include <asm-generic/cacheflush.h> #ifdef CONFIG_X86_PAT /* diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h index 4fab24d..6e6e755 100644 --- a/arch/x86/include/asm/cpu.h +++ b/arch/x86/include/asm/cpu.h @@ -32,5 +32,6 @@ extern void arch_unregister_cpu(int); DECLARE_PER_CPU(int, cpu_state); +int __cpuinit mwait_usable(const struct cpuinfo_x86 *); #endif /* _ASM_X86_CPU_H */ diff --git a/arch/x86/include/asm/jump_label.h b/arch/x86/include/asm/jump_label.h index f52d42e..574dbc2 100644 --- a/arch/x86/include/asm/jump_label.h +++ b/arch/x86/include/asm/jump_label.h @@ -14,7 +14,7 @@ do { \ asm goto("1:" \ JUMP_LABEL_INITIAL_NOP \ - ".pushsection __jump_table, \"a\" \n\t"\ + ".pushsection __jump_table, \"aw\" \n\t"\ _ASM_PTR "1b, %l[" #label "], %c0 \n\t" \ ".popsection \n\t" \ : : "i" (key) : : label); \ diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 2071a8b..ebbc4d8 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -558,13 +558,12 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, static inline void set_pmd_at(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd) { -#if PAGETABLE_LEVELS >= 3 if (sizeof(pmdval_t) > sizeof(long)) /* 5 arg words */ pv_mmu_ops.set_pmd_at(mm, addr, pmdp, pmd); else - PVOP_VCALL4(pv_mmu_ops.set_pmd_at, mm, addr, pmdp, pmd.pmd); -#endif + PVOP_VCALL4(pv_mmu_ops.set_pmd_at, mm, addr, pmdp, + native_pmd_val(pmd)); } #endif diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h index 3788f46..7e17295 100644 --- a/arch/x86/include/asm/percpu.h +++ b/arch/x86/include/asm/percpu.h @@ -273,34 +273,34 @@ do { \ typeof(var) pxo_new__ = (nval); \ switch (sizeof(var)) { \ case 1: \ - asm("\n1:mov "__percpu_arg(1)",%%al" \ - "\n\tcmpxchgb %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%al" \ + "\n1:\tcmpxchgb %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "q" (pxo_new__) \ : "memory"); \ break; \ case 2: \ - asm("\n1:mov "__percpu_arg(1)",%%ax" \ - "\n\tcmpxchgw %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%ax" \ + "\n1:\tcmpxchgw %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "r" (pxo_new__) \ : "memory"); \ break; \ case 4: \ - asm("\n1:mov "__percpu_arg(1)",%%eax" \ - "\n\tcmpxchgl %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%eax" \ + "\n1:\tcmpxchgl %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "r" (pxo_new__) \ : "memory"); \ break; \ case 8: \ - asm("\n1:mov "__percpu_arg(1)",%%rax" \ - "\n\tcmpxchgq %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%rax" \ + "\n1:\tcmpxchgq %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "r" (pxo_new__) \ : "memory"); \ break; \ diff --git a/arch/x86/include/asm/system_64.h b/arch/x86/include/asm/system_64.h deleted file mode 100644 index 1159e091..0000000 --- a/arch/x86/include/asm/system_64.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef _ASM_X86_SYSTEM_64_H -#define _ASM_X86_SYSTEM_64_H - -#include <asm/segment.h> -#include <asm/cmpxchg.h> - - -static inline unsigned long read_cr8(void) -{ - unsigned long cr8; - asm volatile("movq %%cr8,%0" : "=r" (cr8)); - return cr8; -} - -static inline void write_cr8(unsigned long val) -{ - asm volatile("movq %0,%%cr8" :: "r" (val) : "memory"); -} - -#include <linux/irqflags.h> - -#endif /* _ASM_X86_SYSTEM_64_H */ diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index 7283e98..ec2c19a 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -45,6 +45,7 @@ static const struct _cache_table __cpuinitconst cache_table[] = { 0x0a, LVL_1_DATA, 8 }, /* 2 way set assoc, 32 byte line size */ { 0x0c, LVL_1_DATA, 16 }, /* 4-way set assoc, 32 byte line size */ { 0x0d, LVL_1_DATA, 16 }, /* 4-way set assoc, 64 byte line size */ + { 0x0e, LVL_1_DATA, 24 }, /* 6-way set assoc, 64 byte line size */ { 0x21, LVL_2, 256 }, /* 8-way set assoc, 64 byte line size */ { 0x22, LVL_3, 512 }, /* 4-way set assoc, sectored cache, 64 byte line size */ { 0x23, LVL_3, MB(1) }, /* 8-way set assoc, sectored cache, 64 byte line size */ @@ -66,6 +67,7 @@ static const struct _cache_table __cpuinitconst cache_table[] = { 0x45, LVL_2, MB(2) }, /* 4-way set assoc, 32 byte line size */ { 0x46, LVL_3, MB(4) }, /* 4-way set assoc, 64 byte line size */ { 0x47, LVL_3, MB(8) }, /* 8-way set assoc, 64 byte line size */ + { 0x48, LVL_2, MB(3) }, /* 12-way set assoc, 64 byte line size */ { 0x49, LVL_3, MB(4) }, /* 16-way set assoc, 64 byte line size */ { 0x4a, LVL_3, MB(6) }, /* 12-way set assoc, 64 byte line size */ { 0x4b, LVL_3, MB(8) }, /* 16-way set assoc, 64 byte line size */ @@ -87,6 +89,7 @@ static const struct _cache_table __cpuinitconst cache_table[] = { 0x7c, LVL_2, MB(1) }, /* 8-way set assoc, sectored cache, 64 byte line size */ { 0x7d, LVL_2, MB(2) }, /* 8-way set assoc, 64 byte line size */ { 0x7f, LVL_2, 512 }, /* 2-way set assoc, 64 byte line size */ + { 0x80, LVL_2, 512 }, /* 8-way set assoc, 64 byte line size */ { 0x82, LVL_2, 256 }, /* 8-way set assoc, 32 byte line size */ { 0x83, LVL_2, 512 }, /* 8-way set assoc, 32 byte line size */ { 0x84, LVL_2, MB(1) }, /* 8-way set assoc, 32 byte line size */ diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c index e12246f..6f8c5e9 100644 --- a/arch/x86/kernel/cpu/mcheck/therm_throt.c +++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c @@ -59,6 +59,7 @@ struct thermal_state { /* Callback to handle core threshold interrupts */ int (*platform_thermal_notify)(__u64 msr_val); +EXPORT_SYMBOL(platform_thermal_notify); static DEFINE_PER_CPU(struct thermal_state, thermal_state); diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c index 6410133..a6b6fcf 100644 --- a/arch/x86/kernel/dumpstack_64.c +++ b/arch/x86/kernel/dumpstack_64.c @@ -149,13 +149,13 @@ void dump_trace(struct task_struct *task, unsigned used = 0; struct thread_info *tinfo; int graph = 0; + unsigned long dummy; unsigned long bp; if (!task) task = current; if (!stack) { - unsigned long dummy; stack = &dummy; if (task && task != current) stack = (unsigned long *)task->thread.sp; diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index d8286ed..e764fc0 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -14,6 +14,7 @@ #include <linux/utsname.h> #include <trace/events/power.h> #include <linux/hw_breakpoint.h> +#include <asm/cpu.h> #include <asm/system.h> #include <asm/apic.h> #include <asm/syscalls.h> @@ -505,7 +506,7 @@ static void poll_idle(void) #define MWAIT_ECX_EXTENDED_INFO 0x01 #define MWAIT_EDX_C1 0xf0 -static int __cpuinit mwait_usable(const struct cpuinfo_x86 *c) +int __cpuinit mwait_usable(const struct cpuinfo_x86 *c) { u32 eax, ebx, ecx, edx; diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 763df77..0cbe8c0 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1402,8 +1402,9 @@ static inline void mwait_play_dead(void) unsigned int highest_subcstate = 0; int i; void *mwait_ptr; + struct cpuinfo_x86 *c = __this_cpu_ptr(&cpu_info); - if (!cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_MWAIT)) + if (!(cpu_has(c, X86_FEATURE_MWAIT) && mwait_usable(c))) return; if (!cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_CLFLSH)) return; diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index ddc81a0..fd12d7c 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -241,21 +241,15 @@ void __init xen_build_dynamic_phys_to_machine(void) * As long as the mfn_list has enough entries to completely * fill a p2m page, pointing into the array is ok. But if * not the entries beyond the last pfn will be undefined. - * And guessing that the 'what-ever-there-is' does not take it - * too kindly when changing it to invalid markers, a new page - * is allocated, initialized and filled with the valid part. */ if (unlikely(pfn + P2M_PER_PAGE > max_pfn)) { unsigned long p2midx; - unsigned long *p2m = extend_brk(PAGE_SIZE, PAGE_SIZE); - p2m_init(p2m); - - for (p2midx = 0; pfn + p2midx < max_pfn; p2midx++) { - p2m[p2midx] = mfn_list[pfn + p2midx]; - } - p2m_top[topidx][mididx] = p2m; - } else - p2m_top[topidx][mididx] = &mfn_list[pfn]; + + p2midx = max_pfn % P2M_PER_PAGE; + for ( ; p2midx < P2M_PER_PAGE; p2midx++) + mfn_list[pfn + p2midx] = INVALID_P2M_ENTRY; + } + p2m_top[topidx][mididx] = &mfn_list[pfn]; } m2p_override_init(); diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index b5a7f92..a8a66a5 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -179,8 +179,13 @@ char * __init xen_memory_setup(void) e820.nr_map = 0; xen_extra_mem_start = mem_end; for (i = 0; i < memmap.nr_entries; i++) { - unsigned long long end = map[i].addr + map[i].size; + unsigned long long end; + /* Guard against non-page aligned E820 entries. */ + if (map[i].type == E820_RAM) + map[i].size -= (map[i].size + map[i].addr) % PAGE_SIZE; + + end = map[i].addr + map[i].size; if (map[i].type == E820_RAM && end > mem_end) { /* RAM off the end - may be partially included */ u64 delta = min(map[i].size, end - mem_end); @@ -350,6 +355,7 @@ void __init xen_arch_setup(void) boot_cpu_data.hlt_works_ok = 1; #endif pm_idle = default_idle; + boot_option_idle_override = IDLE_HALT; fiddle_vdso(); } diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 3288263..b8d96ce 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -260,6 +260,7 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */ { PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */ { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */ + { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */ /* JMicron 360/1/3/5/6, match class to avoid IDE function */ { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, @@ -379,6 +380,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */ { PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */ { PCI_DEVICE(0x1b4b, 0x9123), + .class = PCI_CLASS_STORAGE_SATA_AHCI, + .class_mask = 0xffffff, .driver_data = board_ahci_yes_fbs }, /* 88se9128 */ /* Promise */ diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index a31fe96..d4e52e2 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4138,6 +4138,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { * device and controller are SATA. */ { "PIONEER DVD-RW DVRTD08", "1.00", ATA_HORKAGE_NOSETXFER }, + { "PIONEER DVD-RW DVR-212D", "1.28", ATA_HORKAGE_NOSETXFER }, /* End Marker */ { } diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 5defc74..600f635 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1099,9 +1099,9 @@ static int ata_scsi_dev_config(struct scsi_device *sdev, struct request_queue *q = sdev->request_queue; void *buf; - /* set the min alignment and padding */ - blk_queue_update_dma_alignment(sdev->request_queue, - ATA_DMA_PAD_SZ - 1); + sdev->sector_size = ATA_SECT_SIZE; + + /* set DMA padding */ blk_queue_update_dma_pad(sdev->request_queue, ATA_DMA_PAD_SZ - 1); @@ -1115,13 +1115,25 @@ static int ata_scsi_dev_config(struct scsi_device *sdev, blk_queue_dma_drain(q, atapi_drain_needed, buf, ATAPI_MAX_DRAIN); } else { - /* ATA devices must be sector aligned */ sdev->sector_size = ata_id_logical_sector_size(dev->id); - blk_queue_update_dma_alignment(sdev->request_queue, - sdev->sector_size - 1); sdev->manage_start_stop = 1; } + /* + * ata_pio_sectors() expects buffer for each sector to not cross + * page boundary. Enforce it by requiring buffers to be sector + * aligned, which works iff sector_size is not larger than + * PAGE_SIZE. ATAPI devices also need the alignment as + * IDENTIFY_PACKET is executed as ATA_PROT_PIO. + */ + if (sdev->sector_size > PAGE_SIZE) + ata_dev_printk(dev, KERN_WARNING, + "sector_size=%u > PAGE_SIZE, PIO may malfunction\n", + sdev->sector_size); + + blk_queue_update_dma_alignment(sdev->request_queue, + sdev->sector_size - 1); + if (dev->flags & ATA_DFLAG_AN) set_bit(SDEV_EVT_MEDIA_CHANGE, sdev->supported_events); diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c index d7e57db..538ec38 100644 --- a/drivers/ata/pata_hpt366.c +++ b/drivers/ata/pata_hpt366.c @@ -25,7 +25,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_hpt366" -#define DRV_VERSION "0.6.9" +#define DRV_VERSION "0.6.10" struct hpt_clock { u8 xfer_mode; @@ -160,8 +160,8 @@ static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr, while (list[i] != NULL) { if (!strcmp(list[i], model_num)) { - printk(KERN_WARNING DRV_NAME ": %s is not supported for %s.\n", - modestr, list[i]); + pr_warning(DRV_NAME ": %s is not supported for %s.\n", + modestr, list[i]); return 1; } i++; diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index efdd18b..4c5b518 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -24,7 +24,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_hpt37x" -#define DRV_VERSION "0.6.18" +#define DRV_VERSION "0.6.22" struct hpt_clock { u8 xfer_speed; @@ -229,8 +229,8 @@ static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr, while (list[i] != NULL) { if (!strcmp(list[i], model_num)) { - printk(KERN_WARNING DRV_NAME ": %s is not supported for %s.\n", - modestr, list[i]); + pr_warning(DRV_NAME ": %s is not supported for %s.\n", + modestr, list[i]); return 1; } i++; @@ -642,7 +642,6 @@ static struct ata_port_operations hpt372_port_ops = { static struct ata_port_operations hpt374_fn1_port_ops = { .inherits = &hpt372_port_ops, .cable_detect = hpt374_fn1_cable_detect, - .prereset = hpt37x_pre_reset, }; /** @@ -803,7 +802,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) .udma_mask = ATA_UDMA6, .port_ops = &hpt302_port_ops }; - /* HPT374 - UDMA100, function 1 uses different prereset method */ + /* HPT374 - UDMA100, function 1 uses different cable_detect method */ static const struct ata_port_info info_hpt374_fn0 = { .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = ATA_PIO4, @@ -838,7 +837,8 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) if (rc) return rc; - if (dev->device == PCI_DEVICE_ID_TTI_HPT366) { + switch (dev->device) { + case PCI_DEVICE_ID_TTI_HPT366: /* May be a later chip in disguise. Check */ /* Older chips are in the HPT366 driver. Ignore them */ if (rev < 3) @@ -863,54 +863,50 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) chip_table = &hpt372; break; default: - printk(KERN_ERR "pata_hpt37x: Unknown HPT366 subtype, " + pr_err(DRV_NAME ": Unknown HPT366 subtype, " "please report (%d).\n", rev); return -ENODEV; } - } else { - switch (dev->device) { - case PCI_DEVICE_ID_TTI_HPT372: - /* 372N if rev >= 2 */ - if (rev >= 2) - return -ENODEV; - ppi[0] = &info_hpt372; - chip_table = &hpt372a; - break; - case PCI_DEVICE_ID_TTI_HPT302: - /* 302N if rev > 1 */ - if (rev > 1) - return -ENODEV; - ppi[0] = &info_hpt302; - /* Check this */ - chip_table = &hpt302; - break; - case PCI_DEVICE_ID_TTI_HPT371: - if (rev > 1) - return -ENODEV; - ppi[0] = &info_hpt302; - chip_table = &hpt371; - /* - * Single channel device, master is not present - * but the BIOS (or us for non x86) must mark it - * absent - */ - pci_read_config_byte(dev, 0x50, &mcr1); - mcr1 &= ~0x04; - pci_write_config_byte(dev, 0x50, mcr1); - break; - case PCI_DEVICE_ID_TTI_HPT374: - chip_table = &hpt374; - if (!(PCI_FUNC(dev->devfn) & 1)) - *ppi = &info_hpt374_fn0; - else - *ppi = &info_hpt374_fn1; - break; - default: - printk(KERN_ERR - "pata_hpt37x: PCI table is bogus, please report (%d).\n", - dev->device); - return -ENODEV; - } + break; + case PCI_DEVICE_ID_TTI_HPT372: + /* 372N if rev >= 2 */ + if (rev >= 2) + return -ENODEV; + ppi[0] = &info_hpt372; + chip_table = &hpt372a; + break; + case PCI_DEVICE_ID_TTI_HPT302: + /* 302N if rev > 1 */ + if (rev > 1) + return -ENODEV; + ppi[0] = &info_hpt302; + /* Check this */ + chip_table = &hpt302; + break; + case PCI_DEVICE_ID_TTI_HPT371: + if (rev > 1) + return -ENODEV; + ppi[0] = &info_hpt302; + chip_table = &hpt371; + /* + * Single channel device, master is not present but the BIOS + * (or us for non x86) must mark it absent + */ + pci_read_config_byte(dev, 0x50, &mcr1); + mcr1 &= ~0x04; + pci_write_config_byte(dev, 0x50, mcr1); + break; + case PCI_DEVICE_ID_TTI_HPT374: + chip_table = &hpt374; + if (!(PCI_FUNC(dev->devfn) & 1)) + *ppi = &info_hpt374_fn0; + else + *ppi = &info_hpt374_fn1; + break; + default: + pr_err(DRV_NAME ": PCI table is bogus, please report (%d).\n", + dev->device); + return -ENODEV; } /* Ok so this is a chip we support */ @@ -957,8 +953,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) u8 sr; u32 total = 0; - printk(KERN_WARNING - "pata_hpt37x: BIOS has not set timing clocks.\n"); + pr_warning(DRV_NAME ": BIOS has not set timing clocks.\n"); /* This is the process the HPT371 BIOS is reported to use */ for (i = 0; i < 128; i++) { @@ -1014,7 +1009,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) (f_high << 16) | f_low | 0x100); } if (adjust == 8) { - printk(KERN_ERR "pata_hpt37x: DPLL did not stabilize!\n"); + pr_err(DRV_NAME ": DPLL did not stabilize!\n"); return -ENODEV; } if (dpll == 3) @@ -1022,8 +1017,8 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) else private_data = (void *)hpt37x_timings_50; - printk(KERN_INFO "pata_hpt37x: bus clock %dMHz, using %dMHz DPLL.\n", - MHz[clock_slot], MHz[dpll]); + pr_info(DRV_NAME ": bus clock %dMHz, using %dMHz DPLL.\n", + MHz[clock_slot], MHz[dpll]); } else { private_data = (void *)chip_table->clocks[clock_slot]; /* @@ -1036,8 +1031,9 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) ppi[0] = &info_hpt370_33; if (clock_slot < 2 && ppi[0] == &info_hpt370a) ppi[0] = &info_hpt370a_33; - printk(KERN_INFO "pata_hpt37x: %s using %dMHz bus clock.\n", - chip_table->name, MHz[clock_slot]); + + pr_info(DRV_NAME ": %s using %dMHz bus clock.\n", + chip_table->name, MHz[clock_slot]); } /* Now kick off ATA set up */ diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c index d2239bb..eca68ca 100644 --- a/drivers/ata/pata_hpt3x2n.c +++ b/drivers/ata/pata_hpt3x2n.c @@ -25,7 +25,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_hpt3x2n" -#define DRV_VERSION "0.3.13" +#define DRV_VERSION "0.3.14" enum { HPT_PCI_FAST = (1 << 31), @@ -418,7 +418,7 @@ static int hpt3x2n_pci_clock(struct pci_dev *pdev) u16 sr; u32 total = 0; - printk(KERN_WARNING "pata_hpt3x2n: BIOS clock data not set.\n"); + pr_warning(DRV_NAME ": BIOS clock data not set.\n"); /* This is the process the HPT371 BIOS is reported to use */ for (i = 0; i < 128; i++) { @@ -528,8 +528,7 @@ hpt372n: ppi[0] = &info_hpt372n; break; default: - printk(KERN_ERR - "pata_hpt3x2n: PCI table is bogus please report (%d).\n", + pr_err(DRV_NAME ": PCI table is bogus, please report (%d).\n", dev->device); return -ENODEV; } @@ -579,12 +578,11 @@ hpt372n: pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low); } if (adjust == 8) { - printk(KERN_ERR "pata_hpt3x2n: DPLL did not stabilize!\n"); + pr_err(DRV_NAME ": DPLL did not stabilize!\n"); return -ENODEV; } - printk(KERN_INFO "pata_hpt37x: bus clock %dMHz, using 66MHz DPLL.\n", - pci_mhz); + pr_info(DRV_NAME ": bus clock %dMHz, using 66MHz DPLL.\n", pci_mhz); /* * Set our private data up. We only need a few flags diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c index 8cc536e..d7d8026 100644 --- a/drivers/ata/pata_mpc52xx.c +++ b/drivers/ata/pata_mpc52xx.c @@ -610,7 +610,7 @@ static struct scsi_host_template mpc52xx_ata_sht = { }; static struct ata_port_operations mpc52xx_ata_port_ops = { - .inherits = &ata_sff_port_ops, + .inherits = &ata_bmdma_port_ops, .sff_dev_select = mpc52xx_ata_dev_select, .set_piomode = mpc52xx_ata_set_piomode, .set_dmamode = mpc52xx_ata_set_dmamode, diff --git a/drivers/atm/idt77105.c b/drivers/atm/idt77105.c index bca9cb8..487a547 100644 --- a/drivers/atm/idt77105.c +++ b/drivers/atm/idt77105.c @@ -151,7 +151,7 @@ static int fetch_stats(struct atm_dev *dev,struct idt77105_stats __user *arg,int spin_unlock_irqrestore(&idt77105_priv_lock, flags); if (arg == NULL) return 0; - return copy_to_user(arg, &PRIV(dev)->stats, + return copy_to_user(arg, &stats, sizeof(struct idt77105_stats)) ? -EFAULT : 0; } diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 656493a..42615b4 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -407,12 +407,15 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto out; } + /* Maybe the parent is now able to suspend. */ if (parent && !parent->power.ignore_children && !dev->power.irq_safe) { - spin_unlock_irq(&dev->power.lock); + spin_unlock(&dev->power.lock); - pm_request_idle(parent); + spin_lock(&parent->power.lock); + rpm_idle(parent, RPM_ASYNC); + spin_unlock(&parent->power.lock); - spin_lock_irq(&dev->power.lock); + spin_lock(&dev->power.lock); } out: diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index 949ed09..a126e61 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -47,46 +47,40 @@ MODULE_DEVICE_TABLE(usb, ath3k_table); #define USB_REQ_DFU_DNLOAD 1 #define BULK_SIZE 4096 -struct ath3k_data { - struct usb_device *udev; - u8 *fw_data; - u32 fw_size; - u32 fw_sent; -}; - -static int ath3k_load_firmware(struct ath3k_data *data, - unsigned char *firmware, - int count) +static int ath3k_load_firmware(struct usb_device *udev, + const struct firmware *firmware) { u8 *send_buf; int err, pipe, len, size, sent = 0; + int count = firmware->size; - BT_DBG("ath3k %p udev %p", data, data->udev); + BT_DBG("udev %p", udev); - pipe = usb_sndctrlpipe(data->udev, 0); + pipe = usb_sndctrlpipe(udev, 0); - if ((usb_control_msg(data->udev, pipe, + send_buf = kmalloc(BULK_SIZE, GFP_ATOMIC); + if (!send_buf) { + BT_ERR("Can't allocate memory chunk for firmware"); + return -ENOMEM; + } + + memcpy(send_buf, firmware->data, 20); + if ((err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR, 0, 0, - firmware, 20, USB_CTRL_SET_TIMEOUT)) < 0) { + send_buf, 20, USB_CTRL_SET_TIMEOUT)) < 0) { BT_ERR("Can't change to loading configuration err"); - return -EBUSY; + goto error; } sent += 20; count -= 20; - send_buf = kmalloc(BULK_SIZE, GFP_ATOMIC); - if (!send_buf) { - BT_ERR("Can't allocate memory chunk for firmware"); - return -ENOMEM; - } - while (count) { size = min_t(uint, count, BULK_SIZE); - pipe = usb_sndbulkpipe(data->udev, 0x02); - memcpy(send_buf, firmware + sent, size); + pipe = usb_sndbulkpipe(udev, 0x02); + memcpy(send_buf, firmware->data + sent, size); - err = usb_bulk_msg(data->udev, pipe, send_buf, size, + err = usb_bulk_msg(udev, pipe, send_buf, size, &len, 3000); if (err || (len != size)) { @@ -112,57 +106,28 @@ static int ath3k_probe(struct usb_interface *intf, { const struct firmware *firmware; struct usb_device *udev = interface_to_usbdev(intf); - struct ath3k_data *data; - int size; BT_DBG("intf %p id %p", intf, id); if (intf->cur_altsetting->desc.bInterfaceNumber != 0) return -ENODEV; - data = kzalloc(sizeof(*data), GFP_KERNEL); - if (!data) - return -ENOMEM; - - data->udev = udev; - if (request_firmware(&firmware, "ath3k-1.fw", &udev->dev) < 0) { - kfree(data); return -EIO; } - size = max_t(uint, firmware->size, 4096); - data->fw_data = kmalloc(size, GFP_KERNEL); - if (!data->fw_data) { + if (ath3k_load_firmware(udev, firmware)) { release_firmware(firmware); - kfree(data); - return -ENOMEM; - } - - memcpy(data->fw_data, firmware->data, firmware->size); - data->fw_size = firmware->size; - data->fw_sent = 0; - release_firmware(firmware); - - usb_set_intfdata(intf, data); - if (ath3k_load_firmware(data, data->fw_data, data->fw_size)) { - usb_set_intfdata(intf, NULL); - kfree(data->fw_data); - kfree(data); return -EIO; } + release_firmware(firmware); return 0; } static void ath3k_disconnect(struct usb_interface *intf) { - struct ath3k_data *data = usb_get_intfdata(intf); - BT_DBG("ath3k_disconnect intf %p", intf); - - kfree(data->fw_data); - kfree(data); } static struct usb_driver ath3k_driver = { diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 826ab09..fab3d32 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -68,6 +68,7 @@ static struct _intel_private { phys_addr_t gma_bus_addr; u32 PGETBL_save; u32 __iomem *gtt; /* I915G */ + bool clear_fake_agp; /* on first access via agp, fill with scratch */ int num_dcache_entries; union { void __iomem *i9xx_flush_page; @@ -869,21 +870,12 @@ static int intel_fake_agp_free_gatt_table(struct agp_bridge_data *bridge) static int intel_fake_agp_configure(void) { - int i; - if (!intel_enable_gtt()) return -EIO; + intel_private.clear_fake_agp = true; agp_bridge->gart_bus_addr = intel_private.gma_bus_addr; - for (i = 0; i < intel_private.base.gtt_total_entries; i++) { - intel_private.driver->write_entry(intel_private.scratch_page_dma, - i, 0); - } - readl(intel_private.gtt+i-1); /* PCI Posting. */ - - global_cache_flush(); - return 0; } @@ -945,6 +937,13 @@ static int intel_fake_agp_insert_entries(struct agp_memory *mem, { int ret = -EINVAL; + if (intel_private.clear_fake_agp) { + int start = intel_private.base.stolen_size / PAGE_SIZE; + int end = intel_private.base.gtt_mappable_entries; + intel_gtt_clear_range(start, end - start); + intel_private.clear_fake_agp = false; + } + if (INTEL_GTT_GEN == 1 && type == AGP_DCACHE_MEMORY) return i810_insert_dcache_entries(mem, pg_start, type); diff --git a/drivers/char/bfin_jtag_comm.c b/drivers/char/bfin_jtag_comm.c index e397df3..16402445 100644 --- a/drivers/char/bfin_jtag_comm.c +++ b/drivers/char/bfin_jtag_comm.c @@ -183,16 +183,16 @@ bfin_jc_circ_write(const unsigned char *buf, int count) } #ifndef CONFIG_BFIN_JTAG_COMM_CONSOLE -# define acquire_console_sem() -# define release_console_sem() +# define console_lock() +# define console_unlock() #endif static int bfin_jc_write(struct tty_struct *tty, const unsigned char *buf, int count) { int i; - acquire_console_sem(); + console_lock(); i = bfin_jc_circ_write(buf, count); - release_console_sem(); + console_unlock(); wake_up_process(bfin_jc_kthread); return i; } diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index 1f46f1c..36e0fa1 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -364,12 +364,14 @@ unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip, tpm_protected_ordinal_duration[ordinal & TPM_PROTECTED_ORDINAL_MASK]; - if (duration_idx != TPM_UNDEFINED) + if (duration_idx != TPM_UNDEFINED) { duration = chip->vendor.duration[duration_idx]; - if (duration <= 0) + /* if duration is 0, it's because chip->vendor.duration wasn't */ + /* filled yet, so we set the lowest timeout just to give enough */ + /* time for tpm_get_timeouts() to succeed */ + return (duration <= 0 ? HZ : duration); + } else return 2 * 60 * HZ; - else - return duration; } EXPORT_SYMBOL_GPL(tpm_calc_ordinal_duration); diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index c17a305..dd21df5 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -493,9 +493,6 @@ static int tpm_tis_init(struct device *dev, resource_size_t start, "1.2 TPM (device-id 0x%X, rev-id %d)\n", vendor >> 16, ioread8(chip->vendor.iobase + TPM_RID(0))); - if (is_itpm(to_pnp_dev(dev))) - itpm = 1; - if (itpm) dev_info(dev, "Intel iTPM workaround enabled\n"); @@ -637,6 +634,9 @@ static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev, else interrupts = 0; + if (is_itpm(pnp_dev)) + itpm = 1; + return tpm_tis_init(&pnp_dev->dev, start, len, irq); } diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c index cfb0f52..effe797 100644 --- a/drivers/clocksource/acpi_pm.c +++ b/drivers/clocksource/acpi_pm.c @@ -202,17 +202,21 @@ static int __init init_acpi_pm_clocksource(void) printk(KERN_INFO "PM-Timer had inconsistent results:" " 0x%#llx, 0x%#llx - aborting.\n", value1, value2); + pmtmr_ioport = 0; return -EINVAL; } if (i == ACPI_PM_READ_CHECKS) { printk(KERN_INFO "PM-Timer failed consistency check " " (0x%#llx) - aborting.\n", value1); + pmtmr_ioport = 0; return -ENODEV; } } - if (verify_pmtmr_rate() != 0) + if (verify_pmtmr_rate() != 0){ + pmtmr_ioport = 0; return -ENODEV; + } return clocksource_register_hz(&clocksource_acpi_pm, PMTMR_TICKS_PER_SEC); diff --git a/drivers/clocksource/tcb_clksrc.c b/drivers/clocksource/tcb_clksrc.c index 01b886e..79c47e8 100644 --- a/drivers/clocksource/tcb_clksrc.c +++ b/drivers/clocksource/tcb_clksrc.c @@ -196,9 +196,9 @@ static void __init setup_clkevents(struct atmel_tc *tc, int clk32k_divisor_idx) clkevt.clkevt.min_delta_ns = clockevent_delta2ns(1, &clkevt.clkevt) + 1; clkevt.clkevt.cpumask = cpumask_of(0); - setup_irq(irq, &tc_irqaction); - clockevents_register_device(&clkevt.clkevt); + + setup_irq(irq, &tc_irqaction); } #else /* !CONFIG_GENERIC_CLOCKEVENTS */ diff --git a/drivers/gpio/langwell_gpio.c b/drivers/gpio/langwell_gpio.c index d81cc74..54d70a4 100644 --- a/drivers/gpio/langwell_gpio.c +++ b/drivers/gpio/langwell_gpio.c @@ -187,7 +187,7 @@ MODULE_DEVICE_TABLE(pci, lnw_gpio_ids); static void lnw_irq_handler(unsigned irq, struct irq_desc *desc) { - struct lnw_gpio *lnw = (struct lnw_gpio *)get_irq_data(irq); + struct lnw_gpio *lnw = get_irq_data(irq); u32 base, gpio; void __iomem *gedr; u32 gedr_v; @@ -206,7 +206,12 @@ static void lnw_irq_handler(unsigned irq, struct irq_desc *desc) /* clear the edge detect status bit */ writel(gedr_v, gedr); } - desc->chip->eoi(irq); + + if (desc->chip->irq_eoi) + desc->chip->irq_eoi(irq_get_irq_data(irq)); + else + dev_warn(lnw->chip.dev, "missing EOI handler for irq %d\n", irq); + } static int __devinit lnw_gpio_probe(struct pci_dev *pdev, diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index bea966f..0902d44 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -100,7 +100,10 @@ config DRM_I830 config DRM_I915 tristate "i915 driver" depends on AGP_INTEL + # we need shmfs for the swappable backing store, and in particular + # the shmem_readpage() which depends upon tmpfs select SHMEM + select TMPFS select DRM_KMS_HELPER select FB_CFB_FILLRECT select FB_CFB_COPYAREA diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 844f3c9..17bd766 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -152,7 +152,7 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init) { drm_i915_private_t *dev_priv = dev->dev_private; struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; - struct intel_ring_buffer *ring = LP_RING(dev_priv); + int ret; master_priv->sarea = drm_getsarea(dev); if (master_priv->sarea) { @@ -163,33 +163,22 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init) } if (init->ring_size != 0) { - if (ring->obj != NULL) { + if (LP_RING(dev_priv)->obj != NULL) { i915_dma_cleanup(dev); DRM_ERROR("Client tried to initialize ringbuffer in " "GEM mode\n"); return -EINVAL; } - ring->size = init->ring_size; - - ring->map.offset = init->ring_start; - ring->map.size = init->ring_size; - ring->map.type = 0; - ring->map.flags = 0; - ring->map.mtrr = 0; - - drm_core_ioremap_wc(&ring->map, dev); - - if (ring->map.handle == NULL) { + ret = intel_render_ring_init_dri(dev, + init->ring_start, + init->ring_size); + if (ret) { i915_dma_cleanup(dev); - DRM_ERROR("can not ioremap virtual address for" - " ring buffer\n"); - return -ENOMEM; + return ret; } } - ring->virtual_start = ring->map.handle; - dev_priv->cpp = init->cpp; dev_priv->back_offset = init->back_offset; dev_priv->front_offset = init->front_offset; @@ -1226,9 +1215,15 @@ static int i915_load_modeset_init(struct drm_device *dev) if (ret) DRM_INFO("failed to find VBIOS tables\n"); - /* if we have > 1 VGA cards, then disable the radeon VGA resources */ + /* If we have > 1 VGA cards, then we need to arbitrate access + * to the common VGA resources. + * + * If we are a secondary display controller (!PCI_DISPLAY_CLASS_VGA), + * then we do not take part in VGA arbitration and the + * vga_client_register() fails with -ENODEV. + */ ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode); - if (ret) + if (ret && ret != -ENODEV) goto cleanup_ringbuffer; intel_register_dsm_handler(); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 72fea2b..66796bb 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -60,7 +60,7 @@ extern int intel_agp_enabled; #define INTEL_VGA_DEVICE(id, info) { \ .class = PCI_CLASS_DISPLAY_VGA << 8, \ - .class_mask = 0xffff00, \ + .class_mask = 0xff0000, \ .vendor = 0x8086, \ .device = id, \ .subvendor = PCI_ANY_ID, \ @@ -752,6 +752,9 @@ static int __init i915_init(void) driver.driver_features &= ~DRIVER_MODESET; #endif + if (!(driver.driver_features & DRIVER_MODESET)) + driver.get_vblank_timestamp = NULL; + return drm_init(&driver); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 5969f46..a0149c6 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -543,8 +543,11 @@ typedef struct drm_i915_private { /** List of all objects in gtt_space. Used to restore gtt * mappings on resume */ struct list_head gtt_list; - /** End of mappable part of GTT */ + + /** Usable portion of the GTT for GEM */ + unsigned long gtt_start; unsigned long gtt_mappable_end; + unsigned long gtt_end; struct io_mapping *gtt_mapping; int gtt_mtrr; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 3dfc848..cf4f74c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -140,12 +140,16 @@ void i915_gem_do_init(struct drm_device *dev, { drm_i915_private_t *dev_priv = dev->dev_private; - drm_mm_init(&dev_priv->mm.gtt_space, start, - end - start); + drm_mm_init(&dev_priv->mm.gtt_space, start, end - start); + dev_priv->mm.gtt_start = start; + dev_priv->mm.gtt_mappable_end = mappable_end; + dev_priv->mm.gtt_end = end; dev_priv->mm.gtt_total = end - start; dev_priv->mm.mappable_gtt_total = min(end, mappable_end) - start; - dev_priv->mm.gtt_mappable_end = mappable_end; + + /* Take over this portion of the GTT */ + intel_gtt_clear_range(start / PAGE_SIZE, (end-start) / PAGE_SIZE); } int @@ -1857,7 +1861,7 @@ i915_gem_retire_requests_ring(struct drm_device *dev, seqno = ring->get_seqno(ring); - for (i = 0; i < I915_NUM_RINGS; i++) + for (i = 0; i < ARRAY_SIZE(ring->sync_seqno); i++) if (seqno >= ring->sync_seqno[i]) ring->sync_seqno[i] = 0; diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index dcfdf41..d2f445e 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1175,7 +1175,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, goto err; seqno = i915_gem_next_request_seqno(dev, ring); - for (i = 0; i < I915_NUM_RINGS-1; i++) { + for (i = 0; i < ARRAY_SIZE(ring->sync_seqno); i++) { if (seqno < ring->sync_seqno[i]) { /* The GPU can not handle its semaphore value wrapping, * so every billion or so execbuffers, we need to stall diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 70433ae..b0abdc6 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -34,6 +34,10 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; struct drm_i915_gem_object *obj; + /* First fill our portion of the GTT with scratch pages */ + intel_gtt_clear_range(dev_priv->mm.gtt_start / PAGE_SIZE, + (dev_priv->mm.gtt_end - dev_priv->mm.gtt_start) / PAGE_SIZE); + list_for_each_entry(obj, &dev_priv->mm.gtt_list, gtt_list) { i915_gem_clflush_object(obj); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index b8e509a..062f353 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -274,24 +274,35 @@ int i915_get_crtc_scanoutpos(struct drm_device *dev, int pipe, return ret; } -int i915_get_vblank_timestamp(struct drm_device *dev, int crtc, +int i915_get_vblank_timestamp(struct drm_device *dev, int pipe, int *max_error, struct timeval *vblank_time, unsigned flags) { - struct drm_crtc *drmcrtc; + struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_crtc *crtc; - if (crtc < 0 || crtc >= dev->num_crtcs) { - DRM_ERROR("Invalid crtc %d\n", crtc); + if (pipe < 0 || pipe >= dev_priv->num_pipe) { + DRM_ERROR("Invalid crtc %d\n", pipe); return -EINVAL; } /* Get drm_crtc to timestamp: */ - drmcrtc = intel_get_crtc_for_pipe(dev, crtc); + crtc = intel_get_crtc_for_pipe(dev, pipe); + if (crtc == NULL) { + DRM_ERROR("Invalid crtc %d\n", pipe); + return -EINVAL; + } + + if (!crtc->enabled) { + DRM_DEBUG_KMS("crtc %d is disabled\n", pipe); + return -EBUSY; + } /* Helper routine in DRM core does all the work: */ - return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error, - vblank_time, flags, drmcrtc); + return drm_calc_vbltimestamp_from_scanoutpos(dev, pipe, max_error, + vblank_time, flags, + crtc); } /* @@ -348,8 +359,12 @@ static void notify_ring(struct drm_device *dev, struct intel_ring_buffer *ring) { struct drm_i915_private *dev_priv = dev->dev_private; - u32 seqno = ring->get_seqno(ring); + u32 seqno; + if (ring->obj == NULL) + return; + + seqno = ring->get_seqno(ring); trace_i915_gem_request_complete(dev, seqno); ring->irq_seqno = seqno; @@ -831,6 +846,8 @@ static void i915_capture_error_state(struct drm_device *dev) i++; error->pinned_bo_count = i - error->active_bo_count; + error->active_bo = NULL; + error->pinned_bo = NULL; if (i) { error->active_bo = kmalloc(sizeof(*error->active_bo)*i, GFP_ATOMIC); @@ -1278,12 +1295,12 @@ static int i915_wait_irq(struct drm_device * dev, int irq_nr) if (master_priv->sarea_priv) master_priv->sarea_priv->perf_boxes |= I915_BOX_WAIT; - ret = -ENODEV; if (ring->irq_get(ring)) { DRM_WAIT_ON(ret, ring->irq_queue, 3 * DRM_HZ, READ_BREADCRUMB(dev_priv) >= irq_nr); ring->irq_put(ring); - } + } else if (wait_for(READ_BREADCRUMB(dev_priv) >= irq_nr, 3000)) + ret = -EBUSY; if (ret == -EBUSY) { DRM_ERROR("EBUSY -- rec: %d emitted: %d\n", diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 40a407f..5cfc689 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -513,6 +513,10 @@ #define GEN6_BLITTER_SYNC_STATUS (1 << 24) #define GEN6_BLITTER_USER_INTERRUPT (1 << 22) +#define GEN6_BLITTER_ECOSKPD 0x221d0 +#define GEN6_BLITTER_LOCK_SHIFT 16 +#define GEN6_BLITTER_FBC_NOTIFY (1<<3) + #define GEN6_BSD_SLEEP_PSMI_CONTROL 0x12050 #define GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_MODIFY_MASK (1 << 16) #define GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_DISABLE (1 << 0) @@ -2626,6 +2630,8 @@ #define DISPLAY_PORT_PLL_BIOS_2 0x46014 #define PCH_DSPCLK_GATE_D 0x42020 +# define DPFCUNIT_CLOCK_GATE_DISABLE (1 << 9) +# define DPFCRUNIT_CLOCK_GATE_DISABLE (1 << 8) # define DPFDUNIT_CLOCK_GATE_DISABLE (1 << 7) # define DPARBUNIT_CLOCK_GATE_DISABLE (1 << 5) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 98967f3..d7f237d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1213,6 +1213,26 @@ static bool g4x_fbc_enabled(struct drm_device *dev) return I915_READ(DPFC_CONTROL) & DPFC_CTL_EN; } +static void sandybridge_blit_fbc_update(struct drm_device *dev) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + u32 blt_ecoskpd; + + /* Make sure blitter notifies FBC of writes */ + __gen6_force_wake_get(dev_priv); + blt_ecoskpd = I915_READ(GEN6_BLITTER_ECOSKPD); + blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY << + GEN6_BLITTER_LOCK_SHIFT; + I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd); + blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY; + I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd); + blt_ecoskpd &= ~(GEN6_BLITTER_FBC_NOTIFY << + GEN6_BLITTER_LOCK_SHIFT); + I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd); + POSTING_READ(GEN6_BLITTER_ECOSKPD); + __gen6_force_wake_put(dev_priv); +} + static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval) { struct drm_device *dev = crtc->dev; @@ -1266,6 +1286,7 @@ static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval) I915_WRITE(SNB_DPFC_CTL_SA, SNB_CPU_FENCE_ENABLE | dev_priv->cfb_fence); I915_WRITE(DPFC_CPU_FENCE_OFFSET, crtc->y); + sandybridge_blit_fbc_update(dev); } DRM_DEBUG_KMS("enabled fbc on plane %d\n", intel_crtc->plane); @@ -6286,7 +6307,9 @@ void intel_enable_clock_gating(struct drm_device *dev) if (IS_GEN5(dev)) { /* Required for FBC */ - dspclk_gate |= DPFDUNIT_CLOCK_GATE_DISABLE; + dspclk_gate |= DPFCUNIT_CLOCK_GATE_DISABLE | + DPFCRUNIT_CLOCK_GATE_DISABLE | + DPFDUNIT_CLOCK_GATE_DISABLE; /* Required for CxSR */ dspclk_gate |= DPARBUNIT_CLOCK_GATE_DISABLE; diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index f295a7a..64fd644 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -26,6 +26,7 @@ */ #include <linux/acpi.h> +#include <linux/acpi_io.h> #include <acpi/video.h> #include "drmP.h" @@ -476,7 +477,7 @@ int intel_opregion_setup(struct drm_device *dev) return -ENOTSUPP; } - base = ioremap(asls, OPREGION_SIZE); + base = acpi_os_ioremap(asls, OPREGION_SIZE); if (!base) return -ENOMEM; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index f6b9baa..6218fa9 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -34,6 +34,14 @@ #include "i915_trace.h" #include "intel_drv.h" +static inline int ring_space(struct intel_ring_buffer *ring) +{ + int space = (ring->head & HEAD_ADDR) - (ring->tail + 8); + if (space < 0) + space += ring->size; + return space; +} + static u32 i915_gem_get_seqno(struct drm_device *dev) { drm_i915_private_t *dev_priv = dev->dev_private; @@ -204,11 +212,9 @@ static int init_ring_common(struct intel_ring_buffer *ring) if (!drm_core_check_feature(ring->dev, DRIVER_MODESET)) i915_kernel_lost_context(ring->dev); else { - ring->head = I915_READ_HEAD(ring) & HEAD_ADDR; + ring->head = I915_READ_HEAD(ring); ring->tail = I915_READ_TAIL(ring) & TAIL_ADDR; - ring->space = ring->head - (ring->tail + 8); - if (ring->space < 0) - ring->space += ring->size; + ring->space = ring_space(ring); } return 0; @@ -921,32 +927,34 @@ static int intel_wrap_ring_buffer(struct intel_ring_buffer *ring) } ring->tail = 0; - ring->space = ring->head - 8; + ring->space = ring_space(ring); return 0; } int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n) { - int reread = 0; struct drm_device *dev = ring->dev; struct drm_i915_private *dev_priv = dev->dev_private; unsigned long end; u32 head; + /* If the reported head position has wrapped or hasn't advanced, + * fallback to the slow and accurate path. + */ + head = intel_read_status_page(ring, 4); + if (head > ring->head) { + ring->head = head; + ring->space = ring_space(ring); + if (ring->space >= n) + return 0; + } + trace_i915_ring_wait_begin (dev); end = jiffies + 3 * HZ; do { - /* If the reported head position has wrapped or hasn't advanced, - * fallback to the slow and accurate path. - */ - head = intel_read_status_page(ring, 4); - if (reread) - head = I915_READ_HEAD(ring); - ring->head = head & HEAD_ADDR; - ring->space = ring->head - (ring->tail + 8); - if (ring->space < 0) - ring->space += ring->size; + ring->head = I915_READ_HEAD(ring); + ring->space = ring_space(ring); if (ring->space >= n) { trace_i915_ring_wait_end(dev); return 0; @@ -961,7 +969,6 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n) msleep(1); if (atomic_read(&dev_priv->mm.wedged)) return -EAGAIN; - reread = 1; } while (!time_after(jiffies, end)); trace_i915_ring_wait_end (dev); return -EBUSY; @@ -1292,6 +1299,48 @@ int intel_init_render_ring_buffer(struct drm_device *dev) return intel_init_ring_buffer(dev, ring); } +int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size) +{ + drm_i915_private_t *dev_priv = dev->dev_private; + struct intel_ring_buffer *ring = &dev_priv->ring[RCS]; + + *ring = render_ring; + if (INTEL_INFO(dev)->gen >= 6) { + ring->add_request = gen6_add_request; + ring->irq_get = gen6_render_ring_get_irq; + ring->irq_put = gen6_render_ring_put_irq; + } else if (IS_GEN5(dev)) { + ring->add_request = pc_render_add_request; + ring->get_seqno = pc_render_get_seqno; + } + + ring->dev = dev; + INIT_LIST_HEAD(&ring->active_list); + INIT_LIST_HEAD(&ring->request_list); + INIT_LIST_HEAD(&ring->gpu_write_list); + + ring->size = size; + ring->effective_size = ring->size; + if (IS_I830(ring->dev)) + ring->effective_size -= 128; + + ring->map.offset = start; + ring->map.size = size; + ring->map.type = 0; + ring->map.flags = 0; + ring->map.mtrr = 0; + + drm_core_ioremap_wc(&ring->map, dev); + if (ring->map.handle == NULL) { + DRM_ERROR("can not ioremap virtual address for" + " ring buffer\n"); + return -ENOMEM; + } + + ring->virtual_start = (void __force __iomem *)ring->map.handle; + return 0; +} + int intel_init_bsd_ring_buffer(struct drm_device *dev) { drm_i915_private_t *dev_priv = dev->dev_private; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 5b0abfa..6d6fde8 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -166,4 +166,7 @@ int intel_init_blt_ring_buffer(struct drm_device *dev); u32 intel_ring_get_active_head(struct intel_ring_buffer *ring); void intel_ring_setup_status_page(struct intel_ring_buffer *ring); +/* DRI warts */ +int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size); + #endif /* _INTEL_RINGBUFFER_H_ */ diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 2aef5cd..49e5e99 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -6310,6 +6310,9 @@ void merge_like_dcb_entries(struct drm_device *dev, struct dcb_table *dcb) static bool apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf) { + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct dcb_table *dcb = &dev_priv->vbios.dcb; + /* Dell Precision M6300 * DCB entry 2: 02025312 00000010 * DCB entry 3: 02026312 00000020 @@ -6327,6 +6330,18 @@ apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf) return false; } + /* GeForce3 Ti 200 + * + * DCB reports an LVDS output that should be TMDS: + * DCB entry 1: f2005014 ffffffff + */ + if (nv_match_device(dev, 0x0201, 0x1462, 0x8851)) { + if (*conn == 0xf2005014 && *conf == 0xffffffff) { + fabricate_dcb_output(dcb, OUTPUT_TMDS, 1, 1, 1); + return false; + } + } + return true; } diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.c b/drivers/gpu/drm/nouveau/nouveau_drv.c index 13bb672..f658a04 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.c +++ b/drivers/gpu/drm/nouveau/nouveau_drv.c @@ -234,9 +234,9 @@ nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state) pci_set_power_state(pdev, PCI_D3hot); } - acquire_console_sem(); + console_lock(); nouveau_fbcon_set_suspend(dev, 1); - release_console_sem(); + console_unlock(); nouveau_fbcon_restore_accel(dev); return 0; @@ -359,9 +359,9 @@ nouveau_pci_resume(struct pci_dev *pdev) nv_crtc->lut.depth = 0; } - acquire_console_sem(); + console_lock(); nouveau_fbcon_set_suspend(dev, 0); - release_console_sem(); + console_unlock(); nouveau_fbcon_zfill_all(dev); diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 01bffc4..9821fca 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -848,9 +848,6 @@ extern void nv10_mem_put_tile_region(struct drm_device *dev, struct nouveau_fence *fence); extern const struct ttm_mem_type_manager_func nouveau_vram_manager; -/* nvc0_vram.c */ -extern const struct ttm_mem_type_manager_func nvc0_vram_manager; - /* nouveau_notifier.c */ extern int nouveau_notifier_init_channel(struct nouveau_channel *); extern void nouveau_notifier_takedown_channel(struct nouveau_channel *); diff --git a/drivers/gpu/drm/nouveau/nouveau_temp.c b/drivers/gpu/drm/nouveau/nouveau_temp.c index 7ecc4ad..8d9968e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_temp.c +++ b/drivers/gpu/drm/nouveau/nouveau_temp.c @@ -265,8 +265,8 @@ nouveau_temp_probe_i2c(struct drm_device *dev) struct i2c_board_info info[] = { { I2C_BOARD_INFO("w83l785ts", 0x2d) }, { I2C_BOARD_INFO("w83781d", 0x2d) }, - { I2C_BOARD_INFO("f75375", 0x2e) }, { I2C_BOARD_INFO("adt7473", 0x2e) }, + { I2C_BOARD_INFO("f75375", 0x2e) }, { I2C_BOARD_INFO("lm99", 0x4c) }, { } }; diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c index 2d7ea75..37e21d2 100644 --- a/drivers/gpu/drm/nouveau/nv50_graph.c +++ b/drivers/gpu/drm/nouveau/nv50_graph.c @@ -256,6 +256,7 @@ nv50_graph_destroy_context(struct nouveau_channel *chan) struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; + struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo; int i, hdr = (dev_priv->chipset == 0x50) ? 0x200 : 0x20; unsigned long flags; @@ -265,6 +266,7 @@ nv50_graph_destroy_context(struct nouveau_channel *chan) return; spin_lock_irqsave(&dev_priv->context_switch_lock, flags); + pfifo->reassign(dev, false); pgraph->fifo_access(dev, false); if (pgraph->channel(dev) == chan) @@ -275,6 +277,7 @@ nv50_graph_destroy_context(struct nouveau_channel *chan) dev_priv->engine.instmem.flush(dev); pgraph->fifo_access(dev, true); + pfifo->reassign(dev, true); spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags); nouveau_gpuobj_ref(NULL, &chan->ramin_grctx); diff --git a/drivers/gpu/drm/nouveau/nv50_vm.c b/drivers/gpu/drm/nouveau/nv50_vm.c index 38e523e..459ff08 100644 --- a/drivers/gpu/drm/nouveau/nv50_vm.c +++ b/drivers/gpu/drm/nouveau/nv50_vm.c @@ -45,11 +45,6 @@ nv50_vm_map_pgt(struct nouveau_gpuobj *pgd, u32 pde, } if (phys & 1) { - if (dev_priv->vram_sys_base) { - phys += dev_priv->vram_sys_base; - phys |= 0x30; - } - if (coverage <= 32 * 1024 * 1024) phys |= 0x60; else if (coverage <= 64 * 1024 * 1024) diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c index e6ea7d8..eb18a7e 100644 --- a/drivers/gpu/drm/nouveau/nvc0_graph.c +++ b/drivers/gpu/drm/nouveau/nvc0_graph.c @@ -31,6 +31,7 @@ #include "nvc0_graph.h" static void nvc0_graph_isr(struct drm_device *); +static void nvc0_runk140_isr(struct drm_device *); static int nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan); void @@ -281,6 +282,7 @@ nvc0_graph_destroy(struct drm_device *dev) return; nouveau_irq_unregister(dev, 12); + nouveau_irq_unregister(dev, 25); nouveau_gpuobj_ref(NULL, &priv->unk4188b8); nouveau_gpuobj_ref(NULL, &priv->unk4188b4); @@ -390,6 +392,7 @@ nvc0_graph_create(struct drm_device *dev) } nouveau_irq_register(dev, 12, nvc0_graph_isr); + nouveau_irq_register(dev, 25, nvc0_runk140_isr); NVOBJ_CLASS(dev, 0x902d, GR); /* 2D */ NVOBJ_CLASS(dev, 0x9039, GR); /* M2MF */ NVOBJ_CLASS(dev, 0x9097, GR); /* 3D */ @@ -512,8 +515,8 @@ nvc0_graph_init_gpc_1(struct drm_device *dev) nv_wr32(dev, TP_UNIT(gpc, tp, 0x224), 0xc0000000); nv_wr32(dev, TP_UNIT(gpc, tp, 0x48c), 0xc0000000); nv_wr32(dev, TP_UNIT(gpc, tp, 0x084), 0xc0000000); - nv_wr32(dev, TP_UNIT(gpc, tp, 0xe44), 0x001ffffe); - nv_wr32(dev, TP_UNIT(gpc, tp, 0xe4c), 0x0000000f); + nv_wr32(dev, TP_UNIT(gpc, tp, 0x644), 0x001ffffe); + nv_wr32(dev, TP_UNIT(gpc, tp, 0x64c), 0x0000000f); } nv_wr32(dev, GPC_UNIT(gpc, 0x2c90), 0xffffffff); nv_wr32(dev, GPC_UNIT(gpc, 0x2c94), 0xffffffff); @@ -777,3 +780,19 @@ nvc0_graph_isr(struct drm_device *dev) nv_wr32(dev, 0x400500, 0x00010001); } + +static void +nvc0_runk140_isr(struct drm_device *dev) +{ + u32 units = nv_rd32(dev, 0x00017c) & 0x1f; + + while (units) { + u32 unit = ffs(units) - 1; + u32 reg = 0x140000 + unit * 0x2000; + u32 st0 = nv_mask(dev, reg + 0x1020, 0, 0); + u32 st1 = nv_mask(dev, reg + 0x1420, 0, 0); + + NV_INFO(dev, "PRUNK140: %d 0x%08x 0x%08x\n", unit, st0, st1); + units &= ~(1 << unit); + } +} diff --git a/drivers/gpu/drm/nouveau/nvc0_grctx.c b/drivers/gpu/drm/nouveau/nvc0_grctx.c index b9e68b2..f880ff7 100644 --- a/drivers/gpu/drm/nouveau/nvc0_grctx.c +++ b/drivers/gpu/drm/nouveau/nvc0_grctx.c @@ -1830,7 +1830,7 @@ nvc0_grctx_generate(struct nouveau_channel *chan) for (tp = 0, id = 0; tp < 4; tp++) { for (gpc = 0; gpc < priv->gpc_nr; gpc++) { - if (tp <= priv->tp_nr[gpc]) { + if (tp < priv->tp_nr[gpc]) { nv_wr32(dev, TP_UNIT(gpc, tp, 0x698), id); nv_wr32(dev, TP_UNIT(gpc, tp, 0x4e8), id); nv_wr32(dev, GPC_UNIT(gpc, 0x0c10 + tp * 4), id); diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index b0ab185..842954f 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -606,14 +606,9 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, args.v1.usPixelClock = cpu_to_le16(mode->clock / 10); args.v1.ucTransmitterID = radeon_encoder->encoder_id; args.v1.ucEncodeMode = encoder_mode; - if (encoder_mode == ATOM_ENCODER_MODE_DP) { - if (ss_enabled) - args.v1.ucConfig |= - ADJUST_DISPLAY_CONFIG_SS_ENABLE; - } else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) { + if (ss_enabled) args.v1.ucConfig |= ADJUST_DISPLAY_CONFIG_SS_ENABLE; - } atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); @@ -624,12 +619,12 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, args.v3.sInput.ucTransmitterID = radeon_encoder->encoder_id; args.v3.sInput.ucEncodeMode = encoder_mode; args.v3.sInput.ucDispPllConfig = 0; + if (ss_enabled) + args.v3.sInput.ucDispPllConfig |= + DISPPLL_CONFIG_SS_ENABLE; if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) { struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; if (encoder_mode == ATOM_ENCODER_MODE_DP) { - if (ss_enabled) - args.v3.sInput.ucDispPllConfig |= - DISPPLL_CONFIG_SS_ENABLE; args.v3.sInput.ucDispPllConfig |= DISPPLL_CONFIG_COHERENT_MODE; /* 16200 or 27000 */ @@ -649,18 +644,11 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, } } else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { if (encoder_mode == ATOM_ENCODER_MODE_DP) { - if (ss_enabled) - args.v3.sInput.ucDispPllConfig |= - DISPPLL_CONFIG_SS_ENABLE; args.v3.sInput.ucDispPllConfig |= DISPPLL_CONFIG_COHERENT_MODE; /* 16200 or 27000 */ args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10); - } else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) { - if (ss_enabled) - args.v3.sInput.ucDispPllConfig |= - DISPPLL_CONFIG_SS_ENABLE; - } else { + } else if (encoder_mode != ATOM_ENCODER_MODE_LVDS) { if (mode->clock > 165000) args.v3.sInput.ucDispPllConfig |= DISPPLL_CONFIG_DUAL_LINK; @@ -1006,6 +994,7 @@ static int evergreen_crtc_do_set_base(struct drm_crtc *crtc, struct radeon_bo *rbo; uint64_t fb_location; uint32_t fb_format, fb_pitch_pixels, tiling_flags; + u32 fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE); int r; /* no fb bound */ @@ -1057,11 +1046,17 @@ static int evergreen_crtc_do_set_base(struct drm_crtc *crtc, case 16: fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) | EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16); +#endif break; case 24: case 32: fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) | EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888)); +#ifdef __BIG_ENDIAN + fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32); +#endif break; default: DRM_ERROR("Unsupported screen depth %d\n", @@ -1106,6 +1101,7 @@ static int evergreen_crtc_do_set_base(struct drm_crtc *crtc, WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, (u32) fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK); WREG32(EVERGREEN_GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format); + WREG32(EVERGREEN_GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap); WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0); WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0); @@ -1162,6 +1158,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc, struct drm_framebuffer *target_fb; uint64_t fb_location; uint32_t fb_format, fb_pitch_pixels, tiling_flags; + u32 fb_swap = R600_D1GRPH_SWAP_ENDIAN_NONE; int r; /* no fb bound */ @@ -1215,12 +1212,18 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc, fb_format = AVIVO_D1GRPH_CONTROL_DEPTH_16BPP | AVIVO_D1GRPH_CONTROL_16BPP_RGB565; +#ifdef __BIG_ENDIAN + fb_swap = R600_D1GRPH_SWAP_ENDIAN_16BIT; +#endif break; case 24: case 32: fb_format = AVIVO_D1GRPH_CONTROL_DEPTH_32BPP | AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888; +#ifdef __BIG_ENDIAN + fb_swap = R600_D1GRPH_SWAP_ENDIAN_32BIT; +#endif break; default: DRM_ERROR("Unsupported screen depth %d\n", @@ -1260,6 +1263,8 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc, WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, (u32) fb_location); WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format); + if (rdev->family >= CHIP_R600) + WREG32(R600_D1GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap); WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0); WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0); diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index 4e7778d..695de9a 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -187,9 +187,9 @@ static int dp_link_clock_for_mode_clock(u8 dpcd[DP_DPCD_SIZE], int mode_clock) int dp_mode_valid(u8 dpcd[DP_DPCD_SIZE], int mode_clock) { int lanes = dp_lanes_for_mode_clock(dpcd, mode_clock); - int bw = dp_lanes_for_mode_clock(dpcd, mode_clock); + int dp_clock = dp_link_clock_for_mode_clock(dpcd, mode_clock); - if ((lanes == 0) || (bw == 0)) + if ((lanes == 0) || (dp_clock == 0)) return MODE_CLOCK_HIGH; return MODE_OK; diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index a8973ac..677af91 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2201,6 +2201,9 @@ static int evergreen_gpu_soft_reset(struct radeon_device *rdev) struct evergreen_mc_save save; u32 grbm_reset = 0; + if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) + return 0; + dev_info(rdev->dev, "GPU softreset \n"); dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", RREG32(GRBM_STATUS)); diff --git a/drivers/gpu/drm/radeon/evergreen_blit_kms.c b/drivers/gpu/drm/radeon/evergreen_blit_kms.c index b758dc7..d4d4db4 100644 --- a/drivers/gpu/drm/radeon/evergreen_blit_kms.c +++ b/drivers/gpu/drm/radeon/evergreen_blit_kms.c @@ -232,7 +232,7 @@ draw_auto(struct radeon_device *rdev) } -/* emits 30 */ +/* emits 34 */ static void set_default_state(struct radeon_device *rdev) { @@ -245,6 +245,8 @@ set_default_state(struct radeon_device *rdev) int num_hs_threads, num_ls_threads; int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries; int num_hs_stack_entries, num_ls_stack_entries; + u64 gpu_addr; + int dwords; switch (rdev->family) { case CHIP_CEDAR: @@ -497,6 +499,14 @@ set_default_state(struct radeon_device *rdev) radeon_ring_write(rdev, 0x00000000); radeon_ring_write(rdev, 0x00000000); + /* emit an IB pointing at default state */ + dwords = ALIGN(rdev->r600_blit.state_len, 0x10); + gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset; + radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); + radeon_ring_write(rdev, gpu_addr & 0xFFFFFFFC); + radeon_ring_write(rdev, upper_32_bits(gpu_addr) & 0xFF); + radeon_ring_write(rdev, dwords); + } static inline uint32_t i2f(uint32_t input) @@ -527,8 +537,10 @@ static inline uint32_t i2f(uint32_t input) int evergreen_blit_init(struct radeon_device *rdev) { u32 obj_size; - int r; + int r, dwords; void *ptr; + u32 packet2s[16]; + int num_packet2s = 0; /* pin copy shader into vram if already initialized */ if (rdev->r600_blit.shader_obj) @@ -536,8 +548,17 @@ int evergreen_blit_init(struct radeon_device *rdev) mutex_init(&rdev->r600_blit.mutex); rdev->r600_blit.state_offset = 0; - rdev->r600_blit.state_len = 0; - obj_size = 0; + + rdev->r600_blit.state_len = evergreen_default_size; + + dwords = rdev->r600_blit.state_len; + while (dwords & 0xf) { + packet2s[num_packet2s++] = PACKET2(0); + dwords++; + } + + obj_size = dwords * 4; + obj_size = ALIGN(obj_size, 256); rdev->r600_blit.vs_offset = obj_size; obj_size += evergreen_vs_size * 4; @@ -567,6 +588,12 @@ int evergreen_blit_init(struct radeon_device *rdev) return r; } + memcpy_toio(ptr + rdev->r600_blit.state_offset, + evergreen_default_state, rdev->r600_blit.state_len * 4); + + if (num_packet2s) + memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4), + packet2s, num_packet2s * 4); memcpy(ptr + rdev->r600_blit.vs_offset, evergreen_vs, evergreen_vs_size * 4); memcpy(ptr + rdev->r600_blit.ps_offset, evergreen_ps, evergreen_ps_size * 4); radeon_bo_kunmap(rdev->r600_blit.shader_obj); @@ -652,7 +679,7 @@ int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes) /* calculate number of loops correctly */ ring_size = num_loops * dwords_per_loop; /* set default + shaders */ - ring_size += 46; /* shaders + def state */ + ring_size += 50; /* shaders + def state */ ring_size += 10; /* fence emit for VB IB */ ring_size += 5; /* done copy */ ring_size += 10; /* fence emit for done copy */ @@ -660,7 +687,7 @@ int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes) if (r) return r; - set_default_state(rdev); /* 30 */ + set_default_state(rdev); /* 34 */ set_shaders(rdev); /* 16 */ return 0; } diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 46da5142..5f15820 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -1031,8 +1031,8 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size) WREG32(RADEON_CP_CSQ_MODE, REG_SET(RADEON_INDIRECT2_START, indirect2_start) | REG_SET(RADEON_INDIRECT1_START, indirect1_start)); - WREG32(0x718, 0); - WREG32(0x744, 0x00004D4D); + WREG32(RADEON_CP_RB_WPTR_DELAY, 0); + WREG32(RADEON_CP_CSQ_MODE, 0x00004D4D); WREG32(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIBM_INDBM); radeon_ring_start(rdev); r = radeon_ring_test(rdev); @@ -2347,10 +2347,10 @@ void r100_vga_set_state(struct radeon_device *rdev, bool state) temp = RREG32(RADEON_CONFIG_CNTL); if (state == false) { - temp &= ~(1<<8); - temp |= (1<<9); + temp &= ~RADEON_CFG_VGA_RAM_EN; + temp |= RADEON_CFG_VGA_IO_DIS; } else { - temp &= ~(1<<9); + temp &= ~RADEON_CFG_VGA_IO_DIS; } WREG32(RADEON_CONFIG_CNTL, temp); } @@ -3522,7 +3522,7 @@ int r100_ring_test(struct radeon_device *rdev) if (i < rdev->usec_timeout) { DRM_INFO("ring test succeeded in %d usecs\n", i); } else { - DRM_ERROR("radeon: ring test failed (sracth(0x%04X)=0x%08X)\n", + DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp); r = -EINVAL; } diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index cf862ca..55fe5ba 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -69,6 +69,9 @@ void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev) mb(); } +#define R300_PTE_WRITEABLE (1 << 2) +#define R300_PTE_READABLE (1 << 3) + int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) { void __iomem *ptr = (void *)rdev->gart.table.vram.ptr; @@ -78,7 +81,7 @@ int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) } addr = (lower_32_bits(addr) >> 8) | ((upper_32_bits(addr) & 0xff) << 24) | - 0xc; + R300_PTE_WRITEABLE | R300_PTE_READABLE; /* on x86 we want this to be CPU endian, on powerpc * on powerpc without HW swappers, it'll get swapped on way * into VRAM - so no need for cpu_to_le32 on VRAM tables */ @@ -135,7 +138,7 @@ int rv370_pcie_gart_enable(struct radeon_device *rdev) WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_start); WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0); /* Clear error */ - WREG32_PCIE(0x18, 0); + WREG32_PCIE(RADEON_PCIE_TX_GART_ERROR, 0); tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); tmp |= RADEON_PCIE_TX_GART_EN; tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index c387346..0b59ed7 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -96,7 +96,7 @@ void r420_pipes_init(struct radeon_device *rdev) "programming pipes. Bad things might happen.\n"); } /* get max number of pipes */ - gb_pipe_select = RREG32(0x402C); + gb_pipe_select = RREG32(R400_GB_PIPE_SELECT); num_pipes = ((gb_pipe_select >> 12) & 3) + 1; /* SE chips have 1 pipe */ diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c index 3c8677f..2ce80d9 100644 --- a/drivers/gpu/drm/radeon/r520.c +++ b/drivers/gpu/drm/radeon/r520.c @@ -79,8 +79,8 @@ static void r520_gpu_init(struct radeon_device *rdev) WREG32(0x4128, 0xFF); } r420_pipes_init(rdev); - gb_pipe_select = RREG32(0x402C); - tmp = RREG32(0x170C); + gb_pipe_select = RREG32(R400_GB_PIPE_SELECT); + tmp = RREG32(R300_DST_PIPE_CONFIG); pipe_select_current = (tmp >> 2) & 3; tmp = (1 << pipe_select_current) | (((gb_pipe_select >> 8) & 0xF) << 4); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index aca2236..1e10e3e 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -1287,6 +1287,9 @@ int r600_gpu_soft_reset(struct radeon_device *rdev) S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1); u32 tmp; + if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) + return 0; + dev_info(rdev->dev, "GPU softreset \n"); dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n", RREG32(R_008010_GRBM_STATUS)); diff --git a/drivers/gpu/drm/radeon/r600_reg.h b/drivers/gpu/drm/radeon/r600_reg.h index 33cda01..f869897 100644 --- a/drivers/gpu/drm/radeon/r600_reg.h +++ b/drivers/gpu/drm/radeon/r600_reg.h @@ -81,7 +81,11 @@ #define R600_MEDIUM_VID_LOWER_GPIO_CNTL 0x720 #define R600_LOW_VID_LOWER_GPIO_CNTL 0x724 - +#define R600_D1GRPH_SWAP_CONTROL 0x610C +# define R600_D1GRPH_SWAP_ENDIAN_NONE (0 << 0) +# define R600_D1GRPH_SWAP_ENDIAN_16BIT (1 << 0) +# define R600_D1GRPH_SWAP_ENDIAN_32BIT (2 << 0) +# define R600_D1GRPH_SWAP_ENDIAN_64BIT (3 << 0) #define R600_HDP_NONSURFACE_BASE 0x2c04 diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 1573202..5277790 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -387,15 +387,11 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, *line_mux = 0x90; } - /* mac rv630 */ - if ((dev->pdev->device == 0x9588) && - (dev->pdev->subsystem_vendor == 0x106b) && - (dev->pdev->subsystem_device == 0x00a6)) { - if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) && - (*connector_type == DRM_MODE_CONNECTOR_DVII)) { - *connector_type = DRM_MODE_CONNECTOR_9PinDIN; - *line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1; - } + /* mac rv630, rv730, others */ + if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) && + (*connector_type == DRM_MODE_CONNECTOR_DVII)) { + *connector_type = DRM_MODE_CONNECTOR_9PinDIN; + *line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1; } /* ASUS HD 3600 XT board lists the DVI port as HDMI */ diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 26091d6..0d47893 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -891,9 +891,9 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state) pci_disable_device(dev->pdev); pci_set_power_state(dev->pdev, PCI_D3hot); } - acquire_console_sem(); + console_lock(); radeon_fbdev_set_suspend(rdev, 1); - release_console_sem(); + console_unlock(); return 0; } @@ -905,11 +905,11 @@ int radeon_resume_kms(struct drm_device *dev) if (dev->switch_power_state == DRM_SWITCH_POWER_OFF) return 0; - acquire_console_sem(); + console_lock(); pci_set_power_state(dev->pdev, PCI_D0); pci_restore_state(dev->pdev); if (pci_enable_device(dev->pdev)) { - release_console_sem(); + console_unlock(); return -1; } pci_set_master(dev->pdev); @@ -920,7 +920,7 @@ int radeon_resume_kms(struct drm_device *dev) radeon_restore_bios_scratch_regs(rdev); radeon_fbdev_set_suspend(rdev, 0); - release_console_sem(); + console_unlock(); /* reset hpd state */ radeon_hpd_init(rdev); diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index d5680a0..275b26a 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -48,7 +48,7 @@ * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500) * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs - * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK + * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query */ #define KMS_DRIVER_MAJOR 2 #define KMS_DRIVER_MINOR 8 diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 8fd1842..5e90984 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -641,7 +641,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) switch (connector->connector_type) { case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */ - if (drm_detect_monitor_audio(radeon_connector->edid)) { + if (drm_detect_monitor_audio(radeon_connector->edid) && radeon_audio) { /* fix me */ if (ASIC_IS_DCE4(rdev)) return ATOM_ENCODER_MODE_DVI; @@ -655,7 +655,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) case DRM_MODE_CONNECTOR_DVID: case DRM_MODE_CONNECTOR_HDMIA: default: - if (drm_detect_monitor_audio(radeon_connector->edid)) { + if (drm_detect_monitor_audio(radeon_connector->edid) && radeon_audio) { /* fix me */ if (ASIC_IS_DCE4(rdev)) return ATOM_ENCODER_MODE_DVI; @@ -673,7 +673,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) return ATOM_ENCODER_MODE_DP; - else if (drm_detect_monitor_audio(radeon_connector->edid)) { + else if (drm_detect_monitor_audio(radeon_connector->edid) && radeon_audio) { /* fix me */ if (ASIC_IS_DCE4(rdev)) return ATOM_ENCODER_MODE_DVI; diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index a289646..9ec830c 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -110,11 +110,14 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev) int radeon_irq_kms_init(struct radeon_device *rdev) { + int i; int r = 0; INIT_WORK(&rdev->hotplug_work, radeon_hotplug_work_func); spin_lock_init(&rdev->irq.sw_lock); + for (i = 0; i < rdev->num_crtc; i++) + spin_lock_init(&rdev->irq.pflip_lock[i]); r = drm_vblank_init(rdev->ddev, rdev->num_crtc); if (r) { return r; diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 28a53e4a..8387d32 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -201,6 +201,10 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) } radeon_set_filp_rights(dev, &rdev->cmask_filp, filp, &value); break; + case RADEON_INFO_CLOCK_CRYSTAL_FREQ: + /* return clock value in KHz */ + value = rdev->clock.spll.reference_freq * 10; + break; default: DRM_DEBUG_KMS("Invalid request %d\n", info->request); return -EINVAL; @@ -243,6 +247,8 @@ void radeon_driver_preclose_kms(struct drm_device *dev, struct radeon_device *rdev = dev->dev_private; if (rdev->hyperz_filp == file_priv) rdev->hyperz_filp = NULL; + if (rdev->cmask_filp == file_priv) + rdev->cmask_filp = NULL; } /* diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h index 3cd4dac..ec93a75 100644 --- a/drivers/gpu/drm/radeon/radeon_reg.h +++ b/drivers/gpu/drm/radeon/radeon_reg.h @@ -375,6 +375,8 @@ #define RADEON_CONFIG_APER_SIZE 0x0108 #define RADEON_CONFIG_BONDS 0x00e8 #define RADEON_CONFIG_CNTL 0x00e0 +# define RADEON_CFG_VGA_RAM_EN (1 << 8) +# define RADEON_CFG_VGA_IO_DIS (1 << 9) # define RADEON_CFG_ATI_REV_A11 (0 << 16) # define RADEON_CFG_ATI_REV_A12 (1 << 16) # define RADEON_CFG_ATI_REV_A13 (2 << 16) diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c index 5512e4e..c76283d 100644 --- a/drivers/gpu/drm/radeon/rs400.c +++ b/drivers/gpu/drm/radeon/rs400.c @@ -203,6 +203,9 @@ void rs400_gart_fini(struct radeon_device *rdev) radeon_gart_table_ram_free(rdev); } +#define RS400_PTE_WRITEABLE (1 << 2) +#define RS400_PTE_READABLE (1 << 3) + int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) { uint32_t entry; @@ -213,7 +216,7 @@ int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) entry = (lower_32_bits(addr) & PAGE_MASK) | ((upper_32_bits(addr) & 0xff) << 4) | - 0xc; + RS400_PTE_WRITEABLE | RS400_PTE_READABLE; entry = cpu_to_le32(entry); rdev->gart.table.ram.ptr[i] = entry; return 0; @@ -226,8 +229,8 @@ int rs400_mc_wait_for_idle(struct radeon_device *rdev) for (i = 0; i < rdev->usec_timeout; i++) { /* read MC_STATUS */ - tmp = RREG32(0x0150); - if (tmp & (1 << 2)) { + tmp = RREG32(RADEON_MC_STATUS); + if (tmp & RADEON_MC_IDLE) { return 0; } DRM_UDELAY(1); @@ -241,7 +244,7 @@ void rs400_gpu_init(struct radeon_device *rdev) r420_pipes_init(rdev); if (rs400_mc_wait_for_idle(rdev)) { printk(KERN_WARNING "rs400: Failed to wait MC idle while " - "programming pipes. Bad things might happen. %08x\n", RREG32(0x150)); + "programming pipes. Bad things might happen. %08x\n", RREG32(RADEON_MC_STATUS)); } } @@ -300,9 +303,9 @@ static int rs400_debugfs_gart_info(struct seq_file *m, void *data) seq_printf(m, "MCCFG_AGP_BASE_2 0x%08x\n", tmp); tmp = RREG32_MC(RS690_MCCFG_AGP_LOCATION); seq_printf(m, "MCCFG_AGP_LOCATION 0x%08x\n", tmp); - tmp = RREG32_MC(0x100); + tmp = RREG32_MC(RS690_MCCFG_FB_LOCATION); seq_printf(m, "MCCFG_FB_LOCATION 0x%08x\n", tmp); - tmp = RREG32(0x134); + tmp = RREG32(RS690_HDP_FB_LOCATION); seq_printf(m, "HDP_FB_LOCATION 0x%08x\n", tmp); } else { tmp = RREG32(RADEON_AGP_BASE); diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c index 5d569f4..64b57af 100644 --- a/drivers/gpu/drm/radeon/rv515.c +++ b/drivers/gpu/drm/radeon/rv515.c @@ -69,13 +69,13 @@ void rv515_ring_start(struct radeon_device *rdev) ISYNC_CPSCRATCH_IDLEGUI); radeon_ring_write(rdev, PACKET0(WAIT_UNTIL, 0)); radeon_ring_write(rdev, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN); - radeon_ring_write(rdev, PACKET0(0x170C, 0)); - radeon_ring_write(rdev, 1 << 31); + radeon_ring_write(rdev, PACKET0(R300_DST_PIPE_CONFIG, 0)); + radeon_ring_write(rdev, R300_PIPE_AUTO_CONFIG); radeon_ring_write(rdev, PACKET0(GB_SELECT, 0)); radeon_ring_write(rdev, 0); radeon_ring_write(rdev, PACKET0(GB_ENABLE, 0)); radeon_ring_write(rdev, 0); - radeon_ring_write(rdev, PACKET0(0x42C8, 0)); + radeon_ring_write(rdev, PACKET0(R500_SU_REG_DEST, 0)); radeon_ring_write(rdev, (1 << rdev->num_gb_pipes) - 1); radeon_ring_write(rdev, PACKET0(VAP_INDEX_OFFSET, 0)); radeon_ring_write(rdev, 0); @@ -153,8 +153,8 @@ void rv515_gpu_init(struct radeon_device *rdev) } rv515_vga_render_disable(rdev); r420_pipes_init(rdev); - gb_pipe_select = RREG32(0x402C); - tmp = RREG32(0x170C); + gb_pipe_select = RREG32(R400_GB_PIPE_SELECT); + tmp = RREG32(R300_DST_PIPE_CONFIG); pipe_select_current = (tmp >> 2) & 3; tmp = (1 << pipe_select_current) | (((gb_pipe_select >> 8) & 0xF) << 4); diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c index c380c65..ace2b16 100644 --- a/drivers/gpu/vga/vgaarb.c +++ b/drivers/gpu/vga/vgaarb.c @@ -636,7 +636,7 @@ int vga_client_register(struct pci_dev *pdev, void *cookie, void (*irq_set_state)(void *cookie, bool state), unsigned int (*set_vga_decode)(void *cookie, bool decode)) { - int ret = -1; + int ret = -ENODEV; struct vga_device *vgadev; unsigned long flags; diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c index ce0372f0..4c07436 100644 --- a/drivers/hwmon/applesmc.c +++ b/drivers/hwmon/applesmc.c @@ -1072,6 +1072,7 @@ static int applesmc_create_nodes(struct applesmc_node_group *groups, int num) node->sda.dev_attr.show = grp->show; node->sda.dev_attr.store = grp->store; attr = &node->sda.dev_attr.attr; + sysfs_attr_init(attr); attr->name = node->name; attr->mode = S_IRUGO | (grp->store ? S_IWUSR : 0); ret = sysfs_create_file(&pdev->dev.kobj, attr); diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c index 2d68cf3..b5e8920 100644 --- a/drivers/hwmon/asus_atk0110.c +++ b/drivers/hwmon/asus_atk0110.c @@ -13,6 +13,7 @@ #include <linux/list.h> #include <linux/module.h> #include <linux/slab.h> +#include <linux/dmi.h> #include <acpi/acpi.h> #include <acpi/acpixf.h> @@ -22,6 +23,21 @@ #define ATK_HID "ATK0110" +static bool new_if; +module_param(new_if, bool, 0); +MODULE_PARM_DESC(new_if, "Override detection heuristic and force the use of the new ATK0110 interface"); + +static const struct dmi_system_id __initconst atk_force_new_if[] = { + { + /* Old interface has broken MCH temp monitoring */ + .ident = "Asus Sabertooth X58", + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "SABERTOOTH X58") + } + }, + { } +}; + /* Minimum time between readings, enforced in order to avoid * hogging the CPU. */ @@ -1302,7 +1318,9 @@ static int atk_probe_if(struct atk_data *data) * analysis of multiple DSDTs indicates that when both interfaces * are present the new one (GGRP/GITM) is not functional. */ - if (data->rtmp_handle && data->rvlt_handle && data->rfan_handle) + if (new_if) + dev_info(dev, "Overriding interface detection\n"); + if (data->rtmp_handle && data->rvlt_handle && data->rfan_handle && !new_if) data->old_interface = true; else if (data->enumerate_handle && data->read_handle && data->write_handle) @@ -1420,6 +1438,9 @@ static int __init atk0110_init(void) return -EBUSY; } + if (dmi_check_system(atk_force_new_if)) + new_if = true; + ret = acpi_bus_register_driver(&atk_driver); if (ret) pr_info("acpi_bus_register_driver failed: %d\n", ret); diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c index 1b674b7..d805e8e 100644 --- a/drivers/hwmon/lis3lv02d.c +++ b/drivers/hwmon/lis3lv02d.c @@ -957,7 +957,7 @@ int lis3lv02d_init_device(struct lis3lv02d *dev) /* bail if we did not get an IRQ from the bus layer */ if (!dev->irq) { - pr_err("No IRQ. Disabling /dev/freefall\n"); + pr_debug("No IRQ. Disabling /dev/freefall\n"); goto out; } diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index 7acb32e..1fa091e 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c @@ -263,7 +263,7 @@ static void __setup_broadcast_timer(void *arg) clockevents_notify(reason, &cpu); } -static int __cpuinit setup_broadcast_cpuhp_notify(struct notifier_block *n, +static int setup_broadcast_cpuhp_notify(struct notifier_block *n, unsigned long action, void *hcpu) { int hotcpu = (unsigned long)hcpu; @@ -273,15 +273,11 @@ static int __cpuinit setup_broadcast_cpuhp_notify(struct notifier_block *n, smp_call_function_single(hotcpu, __setup_broadcast_timer, (void *)true, 1); break; - case CPU_DOWN_PREPARE: - smp_call_function_single(hotcpu, __setup_broadcast_timer, - (void *)false, 1); - break; } return NOTIFY_OK; } -static struct notifier_block __cpuinitdata setup_broadcast_notifier = { +static struct notifier_block setup_broadcast_notifier = { .notifier_call = setup_broadcast_cpuhp_notify, }; diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 4175073..c7a9202 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -343,6 +343,16 @@ config KEYBOARD_NOMADIK To compile this driver as a module, choose M here: the module will be called nmk-ske-keypad. +config KEYBOARD_TEGRA + tristate "NVIDIA Tegra internal matrix keyboard controller support" + depends on ARCH_TEGRA + help + Say Y here if you want to use a matrix keyboard connected directly + to the internal keyboard controller on Tegra SoCs. + + To compile this driver as a module, choose M here: the + module will be called tegra-kbc. + config KEYBOARD_OPENCORES tristate "OpenCores Keyboard Controller" help diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index 4e5571b..468c627 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile @@ -42,6 +42,7 @@ obj-$(CONFIG_KEYBOARD_STMPE) += stmpe-keypad.o obj-$(CONFIG_KEYBOARD_STOWAWAY) += stowaway.o obj-$(CONFIG_KEYBOARD_SUNKBD) += sunkbd.o obj-$(CONFIG_KEYBOARD_TC3589X) += tc3589x-keypad.o +obj-$(CONFIG_KEYBOARD_TEGRA) += tegra-kbc.o obj-$(CONFIG_KEYBOARD_TNETV107X) += tnetv107x-keypad.o obj-$(CONFIG_KEYBOARD_TWL4030) += twl4030_keypad.o obj-$(CONFIG_KEYBOARD_XTKBD) += xtkbd.o diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 6069abe..eb30063 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -322,7 +322,7 @@ static void gpio_keys_report_event(struct gpio_button_data *bdata) struct gpio_keys_button *button = bdata->button; struct input_dev *input = bdata->input; unsigned int type = button->type ?: EV_KEY; - int state = (gpio_get_value(button->gpio) ? 1 : 0) ^ button->active_low; + int state = (gpio_get_value_cansleep(button->gpio) ? 1 : 0) ^ button->active_low; input_event(input, type, button->code, !!state); input_sync(input); @@ -410,8 +410,8 @@ static int __devinit gpio_keys_setup_key(struct platform_device *pdev, if (!button->can_disable) irqflags |= IRQF_SHARED; - error = request_irq(irq, gpio_keys_isr, irqflags, desc, bdata); - if (error) { + error = request_any_context_irq(irq, gpio_keys_isr, irqflags, desc, bdata); + if (error < 0) { dev_err(dev, "Unable to claim irq %d; error %d\n", irq, error); goto fail3; diff --git a/drivers/input/keyboard/tegra-kbc.c b/drivers/input/keyboard/tegra-kbc.c new file mode 100644 index 0000000..ac471b7 --- /dev/null +++ b/drivers/input/keyboard/tegra-kbc.c @@ -0,0 +1,727 @@ +/* + * Keyboard class input driver for the NVIDIA Tegra SoC internal matrix + * keyboard controller + * + * Copyright (c) 2009-2011, NVIDIA Corporation. + * + * 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/module.h> +#include <linux/input.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/io.h> +#include <linux/interrupt.h> +#include <linux/clk.h> +#include <linux/slab.h> +#include <mach/clk.h> +#include <mach/kbc.h> + +#define KBC_MAX_DEBOUNCE_CNT 0x3ffu + +/* KBC row scan time and delay for beginning the row scan. */ +#define KBC_ROW_SCAN_TIME 16 +#define KBC_ROW_SCAN_DLY 5 + +/* KBC uses a 32KHz clock so a cycle = 1/32Khz */ +#define KBC_CYCLE_USEC 32 + +/* KBC Registers */ + +/* KBC Control Register */ +#define KBC_CONTROL_0 0x0 +#define KBC_FIFO_TH_CNT_SHIFT(cnt) (cnt << 14) +#define KBC_DEBOUNCE_CNT_SHIFT(cnt) (cnt << 4) +#define KBC_CONTROL_FIFO_CNT_INT_EN (1 << 3) +#define KBC_CONTROL_KBC_EN (1 << 0) + +/* KBC Interrupt Register */ +#define KBC_INT_0 0x4 +#define KBC_INT_FIFO_CNT_INT_STATUS (1 << 2) + +#define KBC_ROW_CFG0_0 0x8 +#define KBC_COL_CFG0_0 0x18 +#define KBC_INIT_DLY_0 0x28 +#define KBC_RPT_DLY_0 0x2c +#define KBC_KP_ENT0_0 0x30 +#define KBC_KP_ENT1_0 0x34 +#define KBC_ROW0_MASK_0 0x38 + +#define KBC_ROW_SHIFT 3 + +struct tegra_kbc { + void __iomem *mmio; + struct input_dev *idev; + unsigned int irq; + unsigned int wake_enable_rows; + unsigned int wake_enable_cols; + spinlock_t lock; + unsigned int repoll_dly; + unsigned long cp_dly_jiffies; + const struct tegra_kbc_platform_data *pdata; + unsigned short keycode[KBC_MAX_KEY]; + unsigned short current_keys[KBC_MAX_KPENT]; + unsigned int num_pressed_keys; + struct timer_list timer; + struct clk *clk; +}; + +static const u32 tegra_kbc_default_keymap[] = { + KEY(0, 2, KEY_W), + KEY(0, 3, KEY_S), + KEY(0, 4, KEY_A), + KEY(0, 5, KEY_Z), + KEY(0, 7, KEY_FN), + + KEY(1, 7, KEY_LEFTMETA), + + KEY(2, 6, KEY_RIGHTALT), + KEY(2, 7, KEY_LEFTALT), + + KEY(3, 0, KEY_5), + KEY(3, 1, KEY_4), + KEY(3, 2, KEY_R), + KEY(3, 3, KEY_E), + KEY(3, 4, KEY_F), + KEY(3, 5, KEY_D), + KEY(3, 6, KEY_X), + + KEY(4, 0, KEY_7), + KEY(4, 1, KEY_6), + KEY(4, 2, KEY_T), + KEY(4, 3, KEY_H), + KEY(4, 4, KEY_G), + KEY(4, 5, KEY_V), + KEY(4, 6, KEY_C), + KEY(4, 7, KEY_SPACE), + + KEY(5, 0, KEY_9), + KEY(5, 1, KEY_8), + KEY(5, 2, KEY_U), + KEY(5, 3, KEY_Y), + KEY(5, 4, KEY_J), + KEY(5, 5, KEY_N), + KEY(5, 6, KEY_B), + KEY(5, 7, KEY_BACKSLASH), + + KEY(6, 0, KEY_MINUS), + KEY(6, 1, KEY_0), + KEY(6, 2, KEY_O), + KEY(6, 3, KEY_I), + KEY(6, 4, KEY_L), + KEY(6, 5, KEY_K), + KEY(6, 6, KEY_COMMA), + KEY(6, 7, KEY_M), + + KEY(7, 1, KEY_EQUAL), + KEY(7, 2, KEY_RIGHTBRACE), + KEY(7, 3, KEY_ENTER), + KEY(7, 7, KEY_MENU), + + KEY(8, 4, KEY_RIGHTSHIFT), + KEY(8, 5, KEY_LEFTSHIFT), + + KEY(9, 5, KEY_RIGHTCTRL), + KEY(9, 7, KEY_LEFTCTRL), + + KEY(11, 0, KEY_LEFTBRACE), + KEY(11, 1, KEY_P), + KEY(11, 2, KEY_APOSTROPHE), + KEY(11, 3, KEY_SEMICOLON), + KEY(11, 4, KEY_SLASH), + KEY(11, 5, KEY_DOT), + + KEY(12, 0, KEY_F10), + KEY(12, 1, KEY_F9), + KEY(12, 2, KEY_BACKSPACE), + KEY(12, 3, KEY_3), + KEY(12, 4, KEY_2), + KEY(12, 5, KEY_UP), + KEY(12, 6, KEY_PRINT), + KEY(12, 7, KEY_PAUSE), + + KEY(13, 0, KEY_INSERT), + KEY(13, 1, KEY_DELETE), + KEY(13, 3, KEY_PAGEUP), + KEY(13, 4, KEY_PAGEDOWN), + KEY(13, 5, KEY_RIGHT), + KEY(13, 6, KEY_DOWN), + KEY(13, 7, KEY_LEFT), + + KEY(14, 0, KEY_F11), + KEY(14, 1, KEY_F12), + KEY(14, 2, KEY_F8), + KEY(14, 3, KEY_Q), + KEY(14, 4, KEY_F4), + KEY(14, 5, KEY_F3), + KEY(14, 6, KEY_1), + KEY(14, 7, KEY_F7), + + KEY(15, 0, KEY_ESC), + KEY(15, 1, KEY_GRAVE), + KEY(15, 2, KEY_F5), + KEY(15, 3, KEY_TAB), + KEY(15, 4, KEY_F1), + KEY(15, 5, KEY_F2), + KEY(15, 6, KEY_CAPSLOCK), + KEY(15, 7, KEY_F6), +}; + +static const struct matrix_keymap_data tegra_kbc_default_keymap_data = { + .keymap = tegra_kbc_default_keymap, + .keymap_size = ARRAY_SIZE(tegra_kbc_default_keymap), +}; + +static void tegra_kbc_report_released_keys(struct input_dev *input, + unsigned short old_keycodes[], + unsigned int old_num_keys, + unsigned short new_keycodes[], + unsigned int new_num_keys) +{ + unsigned int i, j; + + for (i = 0; i < old_num_keys; i++) { + for (j = 0; j < new_num_keys; j++) + if (old_keycodes[i] == new_keycodes[j]) + break; + + if (j == new_num_keys) + input_report_key(input, old_keycodes[i], 0); + } +} + +static void tegra_kbc_report_pressed_keys(struct input_dev *input, + unsigned char scancodes[], + unsigned short keycodes[], + unsigned int num_pressed_keys) +{ + unsigned int i; + + for (i = 0; i < num_pressed_keys; i++) { + input_event(input, EV_MSC, MSC_SCAN, scancodes[i]); + input_report_key(input, keycodes[i], 1); + } +} + +static void tegra_kbc_report_keys(struct tegra_kbc *kbc) +{ + unsigned char scancodes[KBC_MAX_KPENT]; + unsigned short keycodes[KBC_MAX_KPENT]; + u32 val = 0; + unsigned int i; + unsigned int num_down = 0; + unsigned long flags; + + spin_lock_irqsave(&kbc->lock, flags); + for (i = 0; i < KBC_MAX_KPENT; i++) { + if ((i % 4) == 0) + val = readl(kbc->mmio + KBC_KP_ENT0_0 + i); + + if (val & 0x80) { + unsigned int col = val & 0x07; + unsigned int row = (val >> 3) & 0x0f; + unsigned char scancode = + MATRIX_SCAN_CODE(row, col, KBC_ROW_SHIFT); + + scancodes[num_down] = scancode; + keycodes[num_down++] = kbc->keycode[scancode]; + } + + val >>= 8; + } + spin_unlock_irqrestore(&kbc->lock, flags); + + tegra_kbc_report_released_keys(kbc->idev, + kbc->current_keys, kbc->num_pressed_keys, + keycodes, num_down); + tegra_kbc_report_pressed_keys(kbc->idev, scancodes, keycodes, num_down); + input_sync(kbc->idev); + + memcpy(kbc->current_keys, keycodes, sizeof(kbc->current_keys)); + kbc->num_pressed_keys = num_down; +} + +static void tegra_kbc_keypress_timer(unsigned long data) +{ + struct tegra_kbc *kbc = (struct tegra_kbc *)data; + unsigned long flags; + u32 val; + unsigned int i; + + val = (readl(kbc->mmio + KBC_INT_0) >> 4) & 0xf; + if (val) { + unsigned long dly; + + tegra_kbc_report_keys(kbc); + + /* + * If more than one keys are pressed we need not wait + * for the repoll delay. + */ + dly = (val == 1) ? kbc->repoll_dly : 1; + mod_timer(&kbc->timer, jiffies + msecs_to_jiffies(dly)); + } else { + /* Release any pressed keys and exit the polling loop */ + for (i = 0; i < kbc->num_pressed_keys; i++) + input_report_key(kbc->idev, kbc->current_keys[i], 0); + input_sync(kbc->idev); + + kbc->num_pressed_keys = 0; + + /* All keys are released so enable the keypress interrupt */ + spin_lock_irqsave(&kbc->lock, flags); + val = readl(kbc->mmio + KBC_CONTROL_0); + val |= KBC_CONTROL_FIFO_CNT_INT_EN; + writel(val, kbc->mmio + KBC_CONTROL_0); + spin_unlock_irqrestore(&kbc->lock, flags); + } +} + +static irqreturn_t tegra_kbc_isr(int irq, void *args) +{ + struct tegra_kbc *kbc = args; + u32 val, ctl; + + /* + * Until all keys are released, defer further processing to + * the polling loop in tegra_kbc_keypress_timer + */ + ctl = readl(kbc->mmio + KBC_CONTROL_0); + ctl &= ~KBC_CONTROL_FIFO_CNT_INT_EN; + writel(ctl, kbc->mmio + KBC_CONTROL_0); + + /* + * Quickly bail out & reenable interrupts if the fifo threshold + * count interrupt wasn't the interrupt source + */ + val = readl(kbc->mmio + KBC_INT_0); + writel(val, kbc->mmio + KBC_INT_0); + + if (val & KBC_INT_FIFO_CNT_INT_STATUS) { + /* + * Schedule timer to run when hardware is in continuous + * polling mode. + */ + mod_timer(&kbc->timer, jiffies + kbc->cp_dly_jiffies); + } else { + ctl |= KBC_CONTROL_FIFO_CNT_INT_EN; + writel(ctl, kbc->mmio + KBC_CONTROL_0); + } + + return IRQ_HANDLED; +} + +static void tegra_kbc_setup_wakekeys(struct tegra_kbc *kbc, bool filter) +{ + const struct tegra_kbc_platform_data *pdata = kbc->pdata; + int i; + unsigned int rst_val; + + BUG_ON(pdata->wake_cnt > KBC_MAX_KEY); + rst_val = (filter && pdata->wake_cnt) ? ~0 : 0; + + for (i = 0; i < KBC_MAX_ROW; i++) + writel(rst_val, kbc->mmio + KBC_ROW0_MASK_0 + i * 4); + + if (filter) { + for (i = 0; i < pdata->wake_cnt; i++) { + u32 val, addr; + addr = pdata->wake_cfg[i].row * 4 + KBC_ROW0_MASK_0; + val = readl(kbc->mmio + addr); + val &= ~(1 << pdata->wake_cfg[i].col); + writel(val, kbc->mmio + addr); + } + } +} + +static void tegra_kbc_config_pins(struct tegra_kbc *kbc) +{ + const struct tegra_kbc_platform_data *pdata = kbc->pdata; + int i; + + for (i = 0; i < KBC_MAX_GPIO; i++) { + u32 r_shft = 5 * (i % 6); + u32 c_shft = 4 * (i % 8); + u32 r_mask = 0x1f << r_shft; + u32 c_mask = 0x0f << c_shft; + u32 r_offs = (i / 6) * 4 + KBC_ROW_CFG0_0; + u32 c_offs = (i / 8) * 4 + KBC_COL_CFG0_0; + u32 row_cfg = readl(kbc->mmio + r_offs); + u32 col_cfg = readl(kbc->mmio + c_offs); + + row_cfg &= ~r_mask; + col_cfg &= ~c_mask; + + if (pdata->pin_cfg[i].is_row) + row_cfg |= ((pdata->pin_cfg[i].num << 1) | 1) << r_shft; + else + col_cfg |= ((pdata->pin_cfg[i].num << 1) | 1) << c_shft; + + writel(row_cfg, kbc->mmio + r_offs); + writel(col_cfg, kbc->mmio + c_offs); + } +} + +static int tegra_kbc_start(struct tegra_kbc *kbc) +{ + const struct tegra_kbc_platform_data *pdata = kbc->pdata; + unsigned long flags; + unsigned int debounce_cnt; + u32 val = 0; + + clk_enable(kbc->clk); + + /* Reset the KBC controller to clear all previous status.*/ + tegra_periph_reset_assert(kbc->clk); + udelay(100); + tegra_periph_reset_deassert(kbc->clk); + udelay(100); + + tegra_kbc_config_pins(kbc); + tegra_kbc_setup_wakekeys(kbc, false); + + writel(pdata->repeat_cnt, kbc->mmio + KBC_RPT_DLY_0); + + /* Keyboard debounce count is maximum of 12 bits. */ + debounce_cnt = min(pdata->debounce_cnt, KBC_MAX_DEBOUNCE_CNT); + val = KBC_DEBOUNCE_CNT_SHIFT(debounce_cnt); + val |= KBC_FIFO_TH_CNT_SHIFT(1); /* set fifo interrupt threshold to 1 */ + val |= KBC_CONTROL_FIFO_CNT_INT_EN; /* interrupt on FIFO threshold */ + val |= KBC_CONTROL_KBC_EN; /* enable */ + writel(val, kbc->mmio + KBC_CONTROL_0); + + /* + * Compute the delay(ns) from interrupt mode to continuous polling + * mode so the timer routine is scheduled appropriately. + */ + val = readl(kbc->mmio + KBC_INIT_DLY_0); + kbc->cp_dly_jiffies = usecs_to_jiffies((val & 0xfffff) * 32); + + kbc->num_pressed_keys = 0; + + /* + * Atomically clear out any remaining entries in the key FIFO + * and enable keyboard interrupts. + */ + spin_lock_irqsave(&kbc->lock, flags); + while (1) { + val = readl(kbc->mmio + KBC_INT_0); + val >>= 4; + if (!val) + break; + + val = readl(kbc->mmio + KBC_KP_ENT0_0); + val = readl(kbc->mmio + KBC_KP_ENT1_0); + } + writel(0x7, kbc->mmio + KBC_INT_0); + spin_unlock_irqrestore(&kbc->lock, flags); + + enable_irq(kbc->irq); + + return 0; +} + +static void tegra_kbc_stop(struct tegra_kbc *kbc) +{ + unsigned long flags; + u32 val; + + spin_lock_irqsave(&kbc->lock, flags); + val = readl(kbc->mmio + KBC_CONTROL_0); + val &= ~1; + writel(val, kbc->mmio + KBC_CONTROL_0); + spin_unlock_irqrestore(&kbc->lock, flags); + + disable_irq(kbc->irq); + del_timer_sync(&kbc->timer); + + clk_disable(kbc->clk); +} + +static int tegra_kbc_open(struct input_dev *dev) +{ + struct tegra_kbc *kbc = input_get_drvdata(dev); + + return tegra_kbc_start(kbc); +} + +static void tegra_kbc_close(struct input_dev *dev) +{ + struct tegra_kbc *kbc = input_get_drvdata(dev); + + return tegra_kbc_stop(kbc); +} + +static bool __devinit +tegra_kbc_check_pin_cfg(const struct tegra_kbc_platform_data *pdata, + struct device *dev, unsigned int *num_rows) +{ + int i; + + *num_rows = 0; + + for (i = 0; i < KBC_MAX_GPIO; i++) { + const struct tegra_kbc_pin_cfg *pin_cfg = &pdata->pin_cfg[i]; + + if (pin_cfg->is_row) { + if (pin_cfg->num >= KBC_MAX_ROW) { + dev_err(dev, + "pin_cfg[%d]: invalid row number %d\n", + i, pin_cfg->num); + return false; + } + (*num_rows)++; + } else { + if (pin_cfg->num >= KBC_MAX_COL) { + dev_err(dev, + "pin_cfg[%d]: invalid column number %d\n", + i, pin_cfg->num); + return false; + } + } + } + + return true; +} + +static int __devinit tegra_kbc_probe(struct platform_device *pdev) +{ + const struct tegra_kbc_platform_data *pdata = pdev->dev.platform_data; + const struct matrix_keymap_data *keymap_data; + struct tegra_kbc *kbc; + struct input_dev *input_dev; + struct resource *res; + int irq; + int err; + int i; + int num_rows = 0; + unsigned int debounce_cnt; + unsigned int scan_time_rows; + + if (!pdata) + return -EINVAL; + + if (!tegra_kbc_check_pin_cfg(pdata, &pdev->dev, &num_rows)) + return -EINVAL; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(&pdev->dev, "failed to get I/O memory\n"); + return -ENXIO; + } + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "failed to get keyboard IRQ\n"); + return -ENXIO; + } + + kbc = kzalloc(sizeof(*kbc), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!kbc || !input_dev) { + err = -ENOMEM; + goto err_free_mem; + } + + kbc->pdata = pdata; + kbc->idev = input_dev; + kbc->irq = irq; + spin_lock_init(&kbc->lock); + setup_timer(&kbc->timer, tegra_kbc_keypress_timer, (unsigned long)kbc); + + res = request_mem_region(res->start, resource_size(res), pdev->name); + if (!res) { + dev_err(&pdev->dev, "failed to request I/O memory\n"); + err = -EBUSY; + goto err_free_mem; + } + + kbc->mmio = ioremap(res->start, resource_size(res)); + if (!kbc->mmio) { + dev_err(&pdev->dev, "failed to remap I/O memory\n"); + err = -ENXIO; + goto err_free_mem_region; + } + + kbc->clk = clk_get(&pdev->dev, NULL); + if (IS_ERR(kbc->clk)) { + dev_err(&pdev->dev, "failed to get keyboard clock\n"); + err = PTR_ERR(kbc->clk); + goto err_iounmap; + } + + kbc->wake_enable_rows = 0; + kbc->wake_enable_cols = 0; + for (i = 0; i < pdata->wake_cnt; i++) { + kbc->wake_enable_rows |= (1 << pdata->wake_cfg[i].row); + kbc->wake_enable_cols |= (1 << pdata->wake_cfg[i].col); + } + + /* + * The time delay between two consecutive reads of the FIFO is + * the sum of the repeat time and the time taken for scanning + * the rows. There is an additional delay before the row scanning + * starts. The repoll delay is computed in milliseconds. + */ + debounce_cnt = min(pdata->debounce_cnt, KBC_MAX_DEBOUNCE_CNT); + scan_time_rows = (KBC_ROW_SCAN_TIME + debounce_cnt) * num_rows; + kbc->repoll_dly = KBC_ROW_SCAN_DLY + scan_time_rows + pdata->repeat_cnt; + kbc->repoll_dly = ((kbc->repoll_dly * KBC_CYCLE_USEC) + 999) / 1000; + + input_dev->name = pdev->name; + input_dev->id.bustype = BUS_HOST; + input_dev->dev.parent = &pdev->dev; + input_dev->open = tegra_kbc_open; + input_dev->close = tegra_kbc_close; + + input_set_drvdata(input_dev, kbc); + + input_dev->evbit[0] = BIT_MASK(EV_KEY); + input_set_capability(input_dev, EV_MSC, MSC_SCAN); + + input_dev->keycode = kbc->keycode; + input_dev->keycodesize = sizeof(kbc->keycode[0]); + input_dev->keycodemax = ARRAY_SIZE(kbc->keycode); + + keymap_data = pdata->keymap_data ?: &tegra_kbc_default_keymap_data; + matrix_keypad_build_keymap(keymap_data, KBC_ROW_SHIFT, + input_dev->keycode, input_dev->keybit); + + err = request_irq(kbc->irq, tegra_kbc_isr, IRQF_TRIGGER_HIGH, + pdev->name, kbc); + if (err) { + dev_err(&pdev->dev, "failed to request keyboard IRQ\n"); + goto err_put_clk; + } + + disable_irq(kbc->irq); + + err = input_register_device(kbc->idev); + if (err) { + dev_err(&pdev->dev, "failed to register input device\n"); + goto err_free_irq; + } + + platform_set_drvdata(pdev, kbc); + device_init_wakeup(&pdev->dev, pdata->wakeup); + + return 0; + +err_free_irq: + free_irq(kbc->irq, pdev); +err_put_clk: + clk_put(kbc->clk); +err_iounmap: + iounmap(kbc->mmio); +err_free_mem_region: + release_mem_region(res->start, resource_size(res)); +err_free_mem: + input_free_device(kbc->idev); + kfree(kbc); + + return err; +} + +static int __devexit tegra_kbc_remove(struct platform_device *pdev) +{ + struct tegra_kbc *kbc = platform_get_drvdata(pdev); + struct resource *res; + + free_irq(kbc->irq, pdev); + clk_put(kbc->clk); + + input_unregister_device(kbc->idev); + iounmap(kbc->mmio); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, resource_size(res)); + + kfree(kbc); + + platform_set_drvdata(pdev, NULL); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int tegra_kbc_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct tegra_kbc *kbc = platform_get_drvdata(pdev); + + if (device_may_wakeup(&pdev->dev)) { + tegra_kbc_setup_wakekeys(kbc, true); + enable_irq_wake(kbc->irq); + /* Forcefully clear the interrupt status */ + writel(0x7, kbc->mmio + KBC_INT_0); + msleep(30); + } else { + mutex_lock(&kbc->idev->mutex); + if (kbc->idev->users) + tegra_kbc_stop(kbc); + mutex_unlock(&kbc->idev->mutex); + } + + return 0; +} + +static int tegra_kbc_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct tegra_kbc *kbc = platform_get_drvdata(pdev); + int err = 0; + + if (device_may_wakeup(&pdev->dev)) { + disable_irq_wake(kbc->irq); + tegra_kbc_setup_wakekeys(kbc, false); + } else { + mutex_lock(&kbc->idev->mutex); + if (kbc->idev->users) + err = tegra_kbc_start(kbc); + mutex_unlock(&kbc->idev->mutex); + } + + return err; +} +#endif + +static SIMPLE_DEV_PM_OPS(tegra_kbc_pm_ops, tegra_kbc_suspend, tegra_kbc_resume); + +static struct platform_driver tegra_kbc_driver = { + .probe = tegra_kbc_probe, + .remove = __devexit_p(tegra_kbc_remove), + .driver = { + .name = "tegra-kbc", + .owner = THIS_MODULE, + .pm = &tegra_kbc_pm_ops, + }, +}; + +static void __exit tegra_kbc_exit(void) +{ + platform_driver_unregister(&tegra_kbc_driver); +} +module_exit(tegra_kbc_exit); + +static int __init tegra_kbc_init(void) +{ + return platform_driver_register(&tegra_kbc_driver); +} +module_init(tegra_kbc_init); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Rakesh Iyer <riyer@nvidia.com>"); +MODULE_DESCRIPTION("Tegra matrix keyboard controller driver"); +MODULE_ALIAS("platform:tegra-kbc"); diff --git a/drivers/input/keyboard/tnetv107x-keypad.c b/drivers/input/keyboard/tnetv107x-keypad.c index b4a81eb..c8f097a 100644 --- a/drivers/input/keyboard/tnetv107x-keypad.c +++ b/drivers/input/keyboard/tnetv107x-keypad.c @@ -14,6 +14,7 @@ */ #include <linux/kernel.h> +#include <linux/err.h> #include <linux/errno.h> #include <linux/input.h> #include <linux/platform_device.h> @@ -219,9 +220,9 @@ static int __devinit keypad_probe(struct platform_device *pdev) } kp->clk = clk_get(dev, NULL); - if (!kp->clk) { + if (IS_ERR(kp->clk)) { dev_err(dev, "cannot claim device clock\n"); - error = -EINVAL; + error = PTR_ERR(kp->clk); goto error_clk; } diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index da392c2..aa186cf 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -755,23 +755,26 @@ static int synaptics_reconnect(struct psmouse *psmouse) { struct synaptics_data *priv = psmouse->private; struct synaptics_data old_priv = *priv; + int retry = 0; + int error; - psmouse_reset(psmouse); + do { + psmouse_reset(psmouse); + error = synaptics_detect(psmouse, 0); + } while (error && ++retry < 3); - if (synaptics_detect(psmouse, 0)) + if (error) return -1; + if (retry > 1) + printk(KERN_DEBUG "Synaptics reconnected after %d tries\n", + retry); + if (synaptics_query_hardware(psmouse)) { printk(KERN_ERR "Unable to query Synaptics hardware.\n"); return -1; } - if (old_priv.identity != priv->identity || - old_priv.model_id != priv->model_id || - old_priv.capabilities != priv->capabilities || - old_priv.ext_cap != priv->ext_cap) - return -1; - if (synaptics_set_absolute_mode(psmouse)) { printk(KERN_ERR "Unable to initialize Synaptics hardware.\n"); return -1; @@ -782,6 +785,19 @@ static int synaptics_reconnect(struct psmouse *psmouse) return -1; } + if (old_priv.identity != priv->identity || + old_priv.model_id != priv->model_id || + old_priv.capabilities != priv->capabilities || + old_priv.ext_cap != priv->ext_cap) { + printk(KERN_ERR "Synaptics hardware appears to be different: " + "id(%ld-%ld), model(%ld-%ld), caps(%lx-%lx), ext(%lx-%lx).\n", + old_priv.identity, priv->identity, + old_priv.model_id, priv->model_id, + old_priv.capabilities, priv->capabilities, + old_priv.ext_cap, priv->ext_cap); + return -1; + } + return 0; } diff --git a/drivers/input/serio/ct82c710.c b/drivers/input/serio/ct82c710.c index 448c772..8528165 100644 --- a/drivers/input/serio/ct82c710.c +++ b/drivers/input/serio/ct82c710.c @@ -111,9 +111,11 @@ static void ct82c710_close(struct serio *serio) static int ct82c710_open(struct serio *serio) { unsigned char status; + int err; - if (request_irq(CT82C710_IRQ, ct82c710_interrupt, 0, "ct82c710", NULL)) - return -1; + err = request_irq(CT82C710_IRQ, ct82c710_interrupt, 0, "ct82c710", NULL); + if (err) + return err; status = inb_p(CT82C710_STATUS); @@ -131,7 +133,7 @@ static int ct82c710_open(struct serio *serio) status &= ~(CT82C710_ENABLE | CT82C710_INTS_ON); outb_p(status, CT82C710_STATUS); free_irq(CT82C710_IRQ, NULL); - return -1; + return -EBUSY; } return 0; diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c index 6e362de..8755f5f 100644 --- a/drivers/input/serio/serport.c +++ b/drivers/input/serio/serport.c @@ -116,14 +116,15 @@ static void serport_ldisc_close(struct tty_struct *tty) /* * serport_ldisc_receive() is called by the low level tty driver when characters - * are ready for us. We forward the characters, one by one to the 'interrupt' - * routine. + * are ready for us. We forward the characters and flags, one by one to the + * 'interrupt' routine. */ static void serport_ldisc_receive(struct tty_struct *tty, const unsigned char *cp, char *fp, int count) { struct serport *serport = (struct serport*) tty->disc_data; unsigned long flags; + unsigned int ch_flags; int i; spin_lock_irqsave(&serport->lock, flags); @@ -131,8 +132,23 @@ static void serport_ldisc_receive(struct tty_struct *tty, const unsigned char *c if (!test_bit(SERPORT_ACTIVE, &serport->flags)) goto out; - for (i = 0; i < count; i++) - serio_interrupt(serport->serio, cp[i], 0); + for (i = 0; i < count; i++) { + switch (fp[i]) { + case TTY_FRAME: + ch_flags = SERIO_FRAME; + break; + + case TTY_PARITY: + ch_flags = SERIO_PARITY; + break; + + default: + ch_flags = 0; + break; + } + + serio_interrupt(serport->serio, cp[i], ch_flags); + } out: spin_unlock_irqrestore(&serport->lock, flags); diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c index a29a7812..7729e54 100644 --- a/drivers/input/sparse-keymap.c +++ b/drivers/input/sparse-keymap.c @@ -201,6 +201,7 @@ int sparse_keymap_setup(struct input_dev *dev, break; case KE_SW: + case KE_VSW: __set_bit(EV_SW, dev->evbit); __set_bit(entry->sw.code, dev->swbit); break; diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 5187829..367fa82 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -1101,6 +1101,13 @@ void wacom_setup_device_quirks(struct wacom_features *features) } } +static unsigned int wacom_calculate_touch_res(unsigned int logical_max, + unsigned int physical_max) +{ + /* Touch physical dimensions are in 100th of mm */ + return (logical_max * 100) / physical_max; +} + void wacom_setup_input_capabilities(struct input_dev *input_dev, struct wacom_wac *wacom_wac) { @@ -1228,8 +1235,12 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev, case TABLETPC: if (features->device_type == BTN_TOOL_DOUBLETAP || features->device_type == BTN_TOOL_TRIPLETAP) { - input_set_abs_params(input_dev, ABS_RX, 0, features->x_phy, 0, 0); - input_set_abs_params(input_dev, ABS_RY, 0, features->y_phy, 0, 0); + input_abs_set_res(input_dev, ABS_X, + wacom_calculate_touch_res(features->x_max, + features->x_phy)); + input_abs_set_res(input_dev, ABS_Y, + wacom_calculate_touch_res(features->y_max, + features->y_phy)); __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit); } @@ -1272,6 +1283,12 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev, input_set_abs_params(input_dev, ABS_MT_PRESSURE, 0, features->pressure_max, features->pressure_fuzz, 0); + input_abs_set_res(input_dev, ABS_X, + wacom_calculate_touch_res(features->x_max, + features->x_phy)); + input_abs_set_res(input_dev, ABS_Y, + wacom_calculate_touch_res(features->y_max, + features->y_phy)); } else if (features->device_type == BTN_TOOL_PEN) { __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); __set_bit(BTN_TOOL_PEN, input_dev->keybit); @@ -1426,6 +1443,10 @@ static struct wacom_features wacom_features_0xD3 = { "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, 63, BAMBOO_PT }; static const struct wacom_features wacom_features_0xD4 = { "Wacom Bamboo Pen", WACOM_PKGLEN_BBFUN, 14720, 9200, 255, 63, BAMBOO_PT }; +static struct wacom_features wacom_features_0xD6 = + { "Wacom BambooPT 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; +static struct wacom_features wacom_features_0xD7 = + { "Wacom BambooPT 2FG Small", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; static struct wacom_features wacom_features_0xD8 = { "Wacom Bamboo Comic 2FG", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, 63, BAMBOO_PT }; static struct wacom_features wacom_features_0xDA = @@ -1507,6 +1528,8 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xD2) }, { USB_DEVICE_WACOM(0xD3) }, { USB_DEVICE_WACOM(0xD4) }, + { USB_DEVICE_WACOM(0xD6) }, + { USB_DEVICE_WACOM(0xD7) }, { USB_DEVICE_WACOM(0xD8) }, { USB_DEVICE_WACOM(0xDA) }, { USB_DEVICE_WACOM(0xDB) }, diff --git a/drivers/input/touchscreen/bu21013_ts.c b/drivers/input/touchscreen/bu21013_ts.c index f7fa9ef..1507ce1 100644 --- a/drivers/input/touchscreen/bu21013_ts.c +++ b/drivers/input/touchscreen/bu21013_ts.c @@ -12,6 +12,7 @@ #include <linux/input.h> #include <linux/input/bu21013.h> #include <linux/slab.h> +#include <linux/regulator/consumer.h> #define PEN_DOWN_INTR 0 #define MAX_FINGERS 2 @@ -139,6 +140,7 @@ * @chip: pointer to the touch panel controller * @in_dev: pointer to the input device structure * @intr_pin: interrupt pin value + * @regulator: pointer to the Regulator used for touch screen * * Touch panel device data structure */ @@ -149,6 +151,7 @@ struct bu21013_ts_data { const struct bu21013_platform_device *chip; struct input_dev *in_dev; unsigned int intr_pin; + struct regulator *regulator; }; /** @@ -456,6 +459,20 @@ static int __devinit bu21013_probe(struct i2c_client *client, bu21013_data->in_dev = in_dev; bu21013_data->chip = pdata; bu21013_data->client = client; + + bu21013_data->regulator = regulator_get(&client->dev, "V-TOUCH"); + if (IS_ERR(bu21013_data->regulator)) { + dev_err(&client->dev, "regulator_get failed\n"); + error = PTR_ERR(bu21013_data->regulator); + goto err_free_mem; + } + + error = regulator_enable(bu21013_data->regulator); + if (error < 0) { + dev_err(&client->dev, "regulator enable failed\n"); + goto err_put_regulator; + } + bu21013_data->touch_stopped = false; init_waitqueue_head(&bu21013_data->wait); @@ -464,7 +481,7 @@ static int __devinit bu21013_probe(struct i2c_client *client, error = pdata->cs_en(pdata->cs_pin); if (error < 0) { dev_err(&client->dev, "chip init failed\n"); - goto err_free_mem; + goto err_disable_regulator; } } @@ -485,9 +502,9 @@ static int __devinit bu21013_probe(struct i2c_client *client, __set_bit(EV_ABS, in_dev->evbit); input_set_abs_params(in_dev, ABS_MT_POSITION_X, 0, - pdata->x_max_res, 0, 0); + pdata->touch_x_max, 0, 0); input_set_abs_params(in_dev, ABS_MT_POSITION_Y, 0, - pdata->y_max_res, 0, 0); + pdata->touch_y_max, 0, 0); input_set_drvdata(in_dev, bu21013_data); error = request_threaded_irq(pdata->irq, NULL, bu21013_gpio_irq, @@ -513,6 +530,10 @@ err_free_irq: bu21013_free_irq(bu21013_data); err_cs_disable: pdata->cs_dis(pdata->cs_pin); +err_disable_regulator: + regulator_disable(bu21013_data->regulator); +err_put_regulator: + regulator_put(bu21013_data->regulator); err_free_mem: input_free_device(in_dev); kfree(bu21013_data); @@ -535,6 +556,10 @@ static int __devexit bu21013_remove(struct i2c_client *client) bu21013_data->chip->cs_dis(bu21013_data->chip->cs_pin); input_unregister_device(bu21013_data->in_dev); + + regulator_disable(bu21013_data->regulator); + regulator_put(bu21013_data->regulator); + kfree(bu21013_data); device_init_wakeup(&client->dev, false); @@ -561,6 +586,8 @@ static int bu21013_suspend(struct device *dev) else disable_irq(bu21013_data->chip->irq); + regulator_disable(bu21013_data->regulator); + return 0; } @@ -577,6 +604,12 @@ static int bu21013_resume(struct device *dev) struct i2c_client *client = bu21013_data->client; int retval; + retval = regulator_enable(bu21013_data->regulator); + if (retval < 0) { + dev_err(&client->dev, "bu21013 regulator enable failed\n"); + return retval; + } + retval = bu21013_init_chip(bu21013_data); if (retval < 0) { dev_err(&client->dev, "bu21013 controller config failed\n"); diff --git a/drivers/input/touchscreen/tnetv107x-ts.c b/drivers/input/touchscreen/tnetv107x-ts.c index cf1dba2..22a3411 100644 --- a/drivers/input/touchscreen/tnetv107x-ts.c +++ b/drivers/input/touchscreen/tnetv107x-ts.c @@ -14,6 +14,7 @@ */ #include <linux/kernel.h> +#include <linux/err.h> #include <linux/errno.h> #include <linux/input.h> #include <linux/platform_device.h> @@ -289,9 +290,9 @@ static int __devinit tsc_probe(struct platform_device *pdev) } ts->clk = clk_get(dev, NULL); - if (!ts->clk) { + if (IS_ERR(ts->clk)) { dev_err(dev, "cannot claim device clock\n"); - error = -EINVAL; + error = PTR_ERR(ts->clk); goto error_clk; } diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c index da3fa8d..666daf7 100644 --- a/drivers/leds/leds-pwm.c +++ b/drivers/leds/leds-pwm.c @@ -69,6 +69,7 @@ static int led_pwm_probe(struct platform_device *pdev) led_dat->pwm = pwm_request(cur_led->pwm_id, cur_led->name); if (IS_ERR(led_dat->pwm)) { + ret = PTR_ERR(led_dat->pwm); dev_err(&pdev->dev, "unable to request PWM %d\n", cur_led->pwm_id); goto err; diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index 72be8a0..512a2f4 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -458,21 +458,27 @@ static int ir_getkeycode(struct input_dev *idev, index = ir_lookup_by_scancode(rc_map, scancode); } - if (index >= rc_map->len) { - if (!(ke->flags & INPUT_KEYMAP_BY_INDEX)) - IR_dprintk(1, "unknown key for scancode 0x%04x\n", - scancode); + if (index < rc_map->len) { + entry = &rc_map->scan[index]; + + ke->index = index; + ke->keycode = entry->keycode; + ke->len = sizeof(entry->scancode); + memcpy(ke->scancode, &entry->scancode, sizeof(entry->scancode)); + + } else if (!(ke->flags & INPUT_KEYMAP_BY_INDEX)) { + /* + * We do not really know the valid range of scancodes + * so let's respond with KEY_RESERVED to anything we + * do not have mapping for [yet]. + */ + ke->index = index; + ke->keycode = KEY_RESERVED; + } else { retval = -EINVAL; goto out; } - entry = &rc_map->scan[index]; - - ke->index = index; - ke->keycode = entry->keycode; - ke->len = sizeof(entry->scancode); - memcpy(ke->scancode, &entry->scancode, sizeof(entry->scancode)); - retval = 0; out: diff --git a/drivers/mmc/host/bfin_sdh.c b/drivers/mmc/host/bfin_sdh.c index bac7d62..0371bf5 100644 --- a/drivers/mmc/host/bfin_sdh.c +++ b/drivers/mmc/host/bfin_sdh.c @@ -462,7 +462,7 @@ static int __devinit sdh_probe(struct platform_device *pdev) goto out; } - mmc = mmc_alloc_host(sizeof(*mmc), &pdev->dev); + mmc = mmc_alloc_host(sizeof(struct sdh_host), &pdev->dev); if (!mmc) { ret = -ENOMEM; goto out; diff --git a/drivers/mmc/host/jz4740_mmc.c b/drivers/mmc/host/jz4740_mmc.c index b3a0ab0..74218ad 100644 --- a/drivers/mmc/host/jz4740_mmc.c +++ b/drivers/mmc/host/jz4740_mmc.c @@ -14,6 +14,7 @@ */ #include <linux/mmc/host.h> +#include <linux/err.h> #include <linux/io.h> #include <linux/irq.h> #include <linux/interrupt.h> @@ -827,8 +828,8 @@ static int __devinit jz4740_mmc_probe(struct platform_device* pdev) } host->clk = clk_get(&pdev->dev, "mmc"); - if (!host->clk) { - ret = -ENOENT; + if (IS_ERR(host->clk)) { + ret = PTR_ERR(host->clk); dev_err(&pdev->dev, "Failed to get mmc clock\n"); goto err_free_host; } diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 5630228..4b8dcd5 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -46,10 +46,6 @@ static unsigned int fmax = 515633; * is asserted (likewise for RX) * @fifohalfsize: number of bytes that can be written when MCI_TXFIFOHALFEMPTY * is asserted (likewise for RX) - * @broken_blockend: the MCI_DATABLOCKEND is broken on the hardware - * and will not work at all. - * @broken_blockend_dma: the MCI_DATABLOCKEND is broken on the hardware when - * using DMA. * @sdio: variant supports SDIO * @st_clkdiv: true if using a ST-specific clock divider algorithm */ @@ -59,8 +55,6 @@ struct variant_data { unsigned int datalength_bits; unsigned int fifosize; unsigned int fifohalfsize; - bool broken_blockend; - bool broken_blockend_dma; bool sdio; bool st_clkdiv; }; @@ -76,7 +70,6 @@ static struct variant_data variant_u300 = { .fifohalfsize = 8 * 4, .clkreg_enable = 1 << 13, /* HWFCEN */ .datalength_bits = 16, - .broken_blockend_dma = true, .sdio = true, }; @@ -86,7 +79,6 @@ static struct variant_data variant_ux500 = { .clkreg = MCI_CLK_ENABLE, .clkreg_enable = 1 << 14, /* HWFCEN */ .datalength_bits = 24, - .broken_blockend = true, .sdio = true, .st_clkdiv = true, }; @@ -210,8 +202,6 @@ static void mmci_start_data(struct mmci_host *host, struct mmc_data *data) host->data = data; host->size = data->blksz * data->blocks; host->data_xfered = 0; - host->blockend = false; - host->dataend = false; mmci_init_sg(host, data); @@ -288,21 +278,26 @@ static void mmci_data_irq(struct mmci_host *host, struct mmc_data *data, unsigned int status) { - struct variant_data *variant = host->variant; - /* First check for errors */ if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_TXUNDERRUN|MCI_RXOVERRUN)) { + u32 remain, success; + + /* Calculate how far we are into the transfer */ + remain = readl(host->base + MMCIDATACNT) << 2; + success = data->blksz * data->blocks - remain; + dev_dbg(mmc_dev(host->mmc), "MCI ERROR IRQ (status %08x)\n", status); - if (status & MCI_DATACRCFAIL) + if (status & MCI_DATACRCFAIL) { + /* Last block was not successful */ + host->data_xfered = ((success / data->blksz) - 1 * data->blksz); data->error = -EILSEQ; - else if (status & MCI_DATATIMEOUT) + } else if (status & MCI_DATATIMEOUT) { + host->data_xfered = success; data->error = -ETIMEDOUT; - else if (status & (MCI_TXUNDERRUN|MCI_RXOVERRUN)) + } else if (status & (MCI_TXUNDERRUN|MCI_RXOVERRUN)) { + host->data_xfered = success; data->error = -EIO; - - /* Force-complete the transaction */ - host->blockend = true; - host->dataend = true; + } /* * We hit an error condition. Ensure that any data @@ -321,61 +316,14 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data, } } - /* - * On ARM variants in PIO mode, MCI_DATABLOCKEND - * is always sent first, and we increase the - * transfered number of bytes for that IRQ. Then - * MCI_DATAEND follows and we conclude the transaction. - * - * On the Ux500 single-IRQ variant MCI_DATABLOCKEND - * doesn't seem to immediately clear from the status, - * so we can't use it keep count when only one irq is - * used because the irq will hit for other reasons, and - * then the flag is still up. So we use the MCI_DATAEND - * IRQ at the end of the entire transfer because - * MCI_DATABLOCKEND is broken. - * - * In the U300, the IRQs can arrive out-of-order, - * e.g. MCI_DATABLOCKEND sometimes arrives after MCI_DATAEND, - * so for this case we use the flags "blockend" and - * "dataend" to make sure both IRQs have arrived before - * concluding the transaction. (This does not apply - * to the Ux500 which doesn't fire MCI_DATABLOCKEND - * at all.) In DMA mode it suffers from the same problem - * as the Ux500. - */ - if (status & MCI_DATABLOCKEND) { - /* - * Just being a little over-cautious, we do not - * use this progressive update if the hardware blockend - * flag is unreliable: since it can stay high between - * IRQs it will corrupt the transfer counter. - */ - if (!variant->broken_blockend) - host->data_xfered += data->blksz; - host->blockend = true; - } - - if (status & MCI_DATAEND) - host->dataend = true; + if (status & MCI_DATABLOCKEND) + dev_err(mmc_dev(host->mmc), "stray MCI_DATABLOCKEND interrupt\n"); - /* - * On variants with broken blockend we shall only wait for dataend, - * on others we must sync with the blockend signal since they can - * appear out-of-order. - */ - if (host->dataend && (host->blockend || variant->broken_blockend)) { + if (status & MCI_DATAEND) { mmci_stop_data(host); - /* Reset these flags */ - host->blockend = false; - host->dataend = false; - - /* - * Variants with broken blockend flags need to handle the - * end of the entire transfer here. - */ - if (variant->broken_blockend && !data->error) + if (!data->error) + /* The error clause is handled above, success! */ host->data_xfered += data->blksz * data->blocks; if (!data->stop) { @@ -394,15 +342,15 @@ mmci_cmd_irq(struct mmci_host *host, struct mmc_command *cmd, host->cmd = NULL; - cmd->resp[0] = readl(base + MMCIRESPONSE0); - cmd->resp[1] = readl(base + MMCIRESPONSE1); - cmd->resp[2] = readl(base + MMCIRESPONSE2); - cmd->resp[3] = readl(base + MMCIRESPONSE3); - if (status & MCI_CMDTIMEOUT) { cmd->error = -ETIMEDOUT; } else if (status & MCI_CMDCRCFAIL && cmd->flags & MMC_RSP_CRC) { cmd->error = -EILSEQ; + } else { + cmd->resp[0] = readl(base + MMCIRESPONSE0); + cmd->resp[1] = readl(base + MMCIRESPONSE1); + cmd->resp[2] = readl(base + MMCIRESPONSE2); + cmd->resp[3] = readl(base + MMCIRESPONSE3); } if (!cmd->data || cmd->error) { @@ -770,7 +718,6 @@ static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id) struct variant_data *variant = id->data; struct mmci_host *host; struct mmc_host *mmc; - unsigned int mask; int ret; /* must have platform data */ @@ -951,12 +898,7 @@ static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id) goto irq0_free; } - mask = MCI_IRQENABLE; - /* Don't use the datablockend flag if it's broken */ - if (variant->broken_blockend) - mask &= ~MCI_DATABLOCKEND; - - writel(mask, host->base + MMCIMASK0); + writel(MCI_IRQENABLE, host->base + MMCIMASK0); amba_set_drvdata(dev, mmc); diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h index df06f01..c1df7b8 100644 --- a/drivers/mmc/host/mmci.h +++ b/drivers/mmc/host/mmci.h @@ -137,7 +137,7 @@ #define MCI_IRQENABLE \ (MCI_CMDCRCFAILMASK|MCI_DATACRCFAILMASK|MCI_CMDTIMEOUTMASK| \ MCI_DATATIMEOUTMASK|MCI_TXUNDERRUNMASK|MCI_RXOVERRUNMASK| \ - MCI_CMDRESPENDMASK|MCI_CMDSENTMASK|MCI_DATABLOCKENDMASK) + MCI_CMDRESPENDMASK|MCI_CMDSENTMASK) /* These interrupts are directed to IRQ1 when two IRQ lines are available */ #define MCI_IRQ1MASK \ @@ -177,9 +177,6 @@ struct mmci_host { struct timer_list timer; unsigned int oldstat; - bool blockend; - bool dataend; - /* pio stuff */ struct sg_mapping_iter sg_miter; unsigned int size; diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c index 5decfd0..153ab97 100644 --- a/drivers/mmc/host/msm_sdcc.c +++ b/drivers/mmc/host/msm_sdcc.c @@ -383,14 +383,30 @@ static int msmsdcc_config_dma(struct msmsdcc_host *host, struct mmc_data *data) host->curr.user_pages = 0; box = &nc->cmd[0]; - for (i = 0; i < host->dma.num_ents; i++) { - box->cmd = CMD_MODE_BOX; - /* Initialize sg dma address */ - sg->dma_address = page_to_dma(mmc_dev(host->mmc), sg_page(sg)) - + sg->offset; + /* location of command block must be 64 bit aligned */ + BUG_ON(host->dma.cmd_busaddr & 0x07); - if (i == (host->dma.num_ents - 1)) + nc->cmdptr = (host->dma.cmd_busaddr >> 3) | CMD_PTR_LP; + host->dma.hdr.cmdptr = DMOV_CMD_PTR_LIST | + DMOV_CMD_ADDR(host->dma.cmdptr_busaddr); + host->dma.hdr.complete_func = msmsdcc_dma_complete_func; + + n = dma_map_sg(mmc_dev(host->mmc), host->dma.sg, + host->dma.num_ents, host->dma.dir); + if (n == 0) { + printk(KERN_ERR "%s: Unable to map in all sg elements\n", + mmc_hostname(host->mmc)); + host->dma.sg = NULL; + host->dma.num_ents = 0; + return -ENOMEM; + } + + for_each_sg(host->dma.sg, sg, n, i) { + + box->cmd = CMD_MODE_BOX; + + if (i == n - 1) box->cmd |= CMD_LC; rows = (sg_dma_len(sg) % MCI_FIFOSIZE) ? (sg_dma_len(sg) / MCI_FIFOSIZE) + 1 : @@ -418,27 +434,6 @@ static int msmsdcc_config_dma(struct msmsdcc_host *host, struct mmc_data *data) box->cmd |= CMD_DST_CRCI(crci); } box++; - sg++; - } - - /* location of command block must be 64 bit aligned */ - BUG_ON(host->dma.cmd_busaddr & 0x07); - - nc->cmdptr = (host->dma.cmd_busaddr >> 3) | CMD_PTR_LP; - host->dma.hdr.cmdptr = DMOV_CMD_PTR_LIST | - DMOV_CMD_ADDR(host->dma.cmdptr_busaddr); - host->dma.hdr.complete_func = msmsdcc_dma_complete_func; - - n = dma_map_sg(mmc_dev(host->mmc), host->dma.sg, - host->dma.num_ents, host->dma.dir); -/* dsb inside dma_map_sg will write nc out to mem as well */ - - if (n != host->dma.num_ents) { - printk(KERN_ERR "%s: Unable to map in all sg elements\n", - mmc_hostname(host->mmc)); - host->dma.sg = NULL; - host->dma.num_ents = 0; - return -ENOMEM; } return 0; @@ -1331,9 +1326,6 @@ msmsdcc_probe(struct platform_device *pdev) if (host->timer.function) pr_info("%s: Polling status mode enabled\n", mmc_hostname(mmc)); -#if BUSCLK_PWRSAVE - msmsdcc_disable_clocks(host, 1); -#endif return 0; cmd_irq_free: free_irq(cmd_irqres->start, host); diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 1720358..5309ab9 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -277,10 +277,43 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock) host->clock = clock; } +/** + * sdhci_s3c_platform_8bit_width - support 8bit buswidth + * @host: The SDHCI host being queried + * @width: MMC_BUS_WIDTH_ macro for the bus width being requested + * + * We have 8-bit width support but is not a v3 controller. + * So we add platform_8bit_width() and support 8bit width. + */ +static int sdhci_s3c_platform_8bit_width(struct sdhci_host *host, int width) +{ + u8 ctrl; + + ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL); + + switch (width) { + case MMC_BUS_WIDTH_8: + ctrl |= SDHCI_CTRL_8BITBUS; + ctrl &= ~SDHCI_CTRL_4BITBUS; + break; + case MMC_BUS_WIDTH_4: + ctrl |= SDHCI_CTRL_4BITBUS; + ctrl &= ~SDHCI_CTRL_8BITBUS; + break; + default: + break; + } + + sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL); + + return 0; +} + static struct sdhci_ops sdhci_s3c_ops = { .get_max_clock = sdhci_s3c_get_max_clk, .set_clock = sdhci_s3c_set_clock, .get_min_clock = sdhci_s3c_get_min_clock, + .platform_8bit_width = sdhci_s3c_platform_8bit_width, }; static void sdhci_s3c_notify_change(struct platform_device *dev, int state) @@ -473,6 +506,9 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev) if (pdata->cd_type == S3C_SDHCI_CD_PERMANENT) host->mmc->caps = MMC_CAP_NONREMOVABLE; + if (pdata->host_caps) + host->mmc->caps |= pdata->host_caps; + host->quirks |= (SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_32BIT_DMA_SIZE); diff --git a/drivers/mmc/host/ushc.c b/drivers/mmc/host/ushc.c index f8f65df..f08f944 100644 --- a/drivers/mmc/host/ushc.c +++ b/drivers/mmc/host/ushc.c @@ -19,7 +19,6 @@ #include <linux/module.h> #include <linux/usb.h> #include <linux/kernel.h> -#include <linux/usb.h> #include <linux/slab.h> #include <linux/dma-mapping.h> #include <linux/mmc/host.h> diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c index f49e49d..5ebe280 100644 --- a/drivers/mtd/ubi/build.c +++ b/drivers/mtd/ubi/build.c @@ -672,33 +672,7 @@ static int io_init(struct ubi_device *ubi) ubi->nor_flash = 1; } - /* - * Set UBI min. I/O size (@ubi->min_io_size). We use @mtd->writebufsize - * for these purposes, not @mtd->writesize. At the moment this does not - * matter for NAND, because currently @mtd->writebufsize is equivalent to - * @mtd->writesize for all NANDs. However, some CFI NOR flashes may - * have @mtd->writebufsize which is multiple of @mtd->writesize. - * - * The reason we use @mtd->writebufsize for @ubi->min_io_size is that - * UBI and UBIFS recovery algorithms rely on the fact that if there was - * an unclean power cut, then we can find offset of the last corrupted - * node, align the offset to @ubi->min_io_size, read the rest of the - * eraseblock starting from this offset, and check whether there are - * only 0xFF bytes. If yes, then we are probably dealing with a - * corruption caused by a power cut, if not, then this is probably some - * severe corruption. - * - * Thus, we have to use the maximum write unit size of the flash, which - * is @mtd->writebufsize, because @mtd->writesize is the minimum write - * size, not the maximum. - */ - if (ubi->mtd->type == MTD_NANDFLASH) - ubi_assert(ubi->mtd->writebufsize == ubi->mtd->writesize); - else if (ubi->mtd->type == MTD_NORFLASH) - ubi_assert(ubi->mtd->writebufsize % ubi->mtd->writesize == 0); - - ubi->min_io_size = ubi->mtd->writebufsize; - + ubi->min_io_size = ubi->mtd->writesize; ubi->hdrs_min_io_size = ubi->mtd->writesize >> ubi->mtd->subpage_sft; /* diff --git a/drivers/net/arm/ks8695net.c b/drivers/net/arm/ks8695net.c index 62d6f88..aa07657 100644 --- a/drivers/net/arm/ks8695net.c +++ b/drivers/net/arm/ks8695net.c @@ -1644,7 +1644,7 @@ ks8695_cleanup(void) module_init(ks8695_init); module_exit(ks8695_cleanup); -MODULE_AUTHOR("Simtec Electronics") +MODULE_AUTHOR("Simtec Electronics"); MODULE_DESCRIPTION("Micrel KS8695 (Centaur) Ethernet driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:" MODULENAME); diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index df99edf..0ba59d5 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -7553,6 +7553,10 @@ bnx2_set_flags(struct net_device *dev, u32 data) !(data & ETH_FLAG_RXVLAN)) return -EINVAL; + /* TSO with VLAN tag won't work with current firmware */ + if (!(data & ETH_FLAG_TXVLAN)) + return -EINVAL; + rc = ethtool_op_set_flags(dev, data, ETH_FLAG_RXHASH | ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN); if (rc) @@ -7962,11 +7966,8 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) /* AER (Advanced Error Reporting) hooks */ err = pci_enable_pcie_error_reporting(pdev); - if (err) { - dev_err(&pdev->dev, "pci_enable_pcie_error_reporting " - "failed 0x%x\n", err); - /* non-fatal, continue */ - } + if (!err) + bp->flags |= BNX2_FLAG_AER_ENABLED; } else { bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); @@ -8229,8 +8230,10 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) return 0; err_out_unmap: - if (bp->flags & BNX2_FLAG_PCIE) + if (bp->flags & BNX2_FLAG_AER_ENABLED) { pci_disable_pcie_error_reporting(pdev); + bp->flags &= ~BNX2_FLAG_AER_ENABLED; + } if (bp->regview) { iounmap(bp->regview); @@ -8418,8 +8421,10 @@ bnx2_remove_one(struct pci_dev *pdev) kfree(bp->temp_stats_blk); - if (bp->flags & BNX2_FLAG_PCIE) + if (bp->flags & BNX2_FLAG_AER_ENABLED) { pci_disable_pcie_error_reporting(pdev); + bp->flags &= ~BNX2_FLAG_AER_ENABLED; + } free_netdev(dev); @@ -8535,7 +8540,7 @@ static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev) } rtnl_unlock(); - if (!(bp->flags & BNX2_FLAG_PCIE)) + if (!(bp->flags & BNX2_FLAG_AER_ENABLED)) return result; err = pci_cleanup_aer_uncorrect_error_status(pdev); diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index 5488a2e8..f459fb2 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h @@ -6741,6 +6741,7 @@ struct bnx2 { #define BNX2_FLAG_JUMBO_BROKEN 0x00000800 #define BNX2_FLAG_CAN_KEEP_VLAN 0x00001000 #define BNX2_FLAG_BROKEN_STATS 0x00002000 +#define BNX2_FLAG_AER_ENABLED 0x00004000 struct bnx2_napi bnx2_napi[BNX2_MAX_MSIX_VEC]; diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 171782e..1024ae1 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -2470,6 +2470,10 @@ int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct pac if (!(dev->flags & IFF_MASTER)) goto out; + skb = skb_share_check(skb, GFP_ATOMIC); + if (!skb) + goto out; + if (!pskb_may_pull(skb, sizeof(struct lacpdu))) goto out; diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index f4e638c..5c6fba8 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -326,6 +326,10 @@ static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct goto out; } + skb = skb_share_check(skb, GFP_ATOMIC); + if (!skb) + goto out; + if (!pskb_may_pull(skb, arp_hdr_len(bond_dev))) goto out; diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index b1025b8..163e0b0 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2733,6 +2733,10 @@ static int bond_arp_rcv(struct sk_buff *skb, struct net_device *dev, struct pack if (!slave || !slave_do_arp_validate(bond, slave)) goto out_unlock; + skb = skb_share_check(skb, GFP_ATOMIC); + if (!skb) + goto out_unlock; + if (!pskb_may_pull(skb, arp_hdr_len(dev))) goto out_unlock; diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig index d5a9db6..986195e 100644 --- a/drivers/net/can/Kconfig +++ b/drivers/net/can/Kconfig @@ -117,6 +117,8 @@ source "drivers/net/can/sja1000/Kconfig" source "drivers/net/can/usb/Kconfig" +source "drivers/net/can/softing/Kconfig" + config CAN_DEBUG_DEVICES bool "CAN devices debugging messages" depends on CAN diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile index 07ca159..53c82a7 100644 --- a/drivers/net/can/Makefile +++ b/drivers/net/can/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_CAN_DEV) += can-dev.o can-dev-y := dev.o obj-y += usb/ +obj-y += softing/ obj-$(CONFIG_CAN_SJA1000) += sja1000/ obj-$(CONFIG_CAN_MSCAN) += mscan/ diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c index 7ef83d0..2532b96 100644 --- a/drivers/net/can/at91_can.c +++ b/drivers/net/can/at91_can.c @@ -2,7 +2,7 @@ * at91_can.c - CAN network driver for AT91 SoC CAN controller * * (C) 2007 by Hans J. Koch <hjk@hansjkoch.de> - * (C) 2008, 2009, 2010 by Marc Kleine-Budde <kernel@pengutronix.de> + * (C) 2008, 2009, 2010, 2011 by Marc Kleine-Budde <kernel@pengutronix.de> * * This software may be distributed under the terms of the GNU General * Public License ("GPL") version 2 as distributed in the 'COPYING' @@ -30,6 +30,7 @@ #include <linux/module.h> #include <linux/netdevice.h> #include <linux/platform_device.h> +#include <linux/rtnetlink.h> #include <linux/skbuff.h> #include <linux/spinlock.h> #include <linux/string.h> @@ -40,22 +41,23 @@ #include <mach/board.h> -#define AT91_NAPI_WEIGHT 12 +#define AT91_NAPI_WEIGHT 11 /* * RX/TX Mailbox split * don't dare to touch */ -#define AT91_MB_RX_NUM 12 +#define AT91_MB_RX_NUM 11 #define AT91_MB_TX_SHIFT 2 -#define AT91_MB_RX_FIRST 0 +#define AT91_MB_RX_FIRST 1 #define AT91_MB_RX_LAST (AT91_MB_RX_FIRST + AT91_MB_RX_NUM - 1) #define AT91_MB_RX_MASK(i) ((1 << (i)) - 1) #define AT91_MB_RX_SPLIT 8 #define AT91_MB_RX_LOW_LAST (AT91_MB_RX_SPLIT - 1) -#define AT91_MB_RX_LOW_MASK (AT91_MB_RX_MASK(AT91_MB_RX_SPLIT)) +#define AT91_MB_RX_LOW_MASK (AT91_MB_RX_MASK(AT91_MB_RX_SPLIT) & \ + ~AT91_MB_RX_MASK(AT91_MB_RX_FIRST)) #define AT91_MB_TX_NUM (1 << AT91_MB_TX_SHIFT) #define AT91_MB_TX_FIRST (AT91_MB_RX_LAST + 1) @@ -168,6 +170,8 @@ struct at91_priv { struct clk *clk; struct at91_can_data *pdata; + + canid_t mb0_id; }; static struct can_bittiming_const at91_bittiming_const = { @@ -220,6 +224,18 @@ static inline void set_mb_mode(const struct at91_priv *priv, unsigned int mb, set_mb_mode_prio(priv, mb, mode, 0); } +static inline u32 at91_can_id_to_reg_mid(canid_t can_id) +{ + u32 reg_mid; + + if (can_id & CAN_EFF_FLAG) + reg_mid = (can_id & CAN_EFF_MASK) | AT91_MID_MIDE; + else + reg_mid = (can_id & CAN_SFF_MASK) << 18; + + return reg_mid; +} + /* * Swtich transceiver on or off */ @@ -233,12 +249,22 @@ static void at91_setup_mailboxes(struct net_device *dev) { struct at91_priv *priv = netdev_priv(dev); unsigned int i; + u32 reg_mid; /* - * The first 12 mailboxes are used as a reception FIFO. The - * last mailbox is configured with overwrite option. The - * overwrite flag indicates a FIFO overflow. + * Due to a chip bug (errata 50.2.6.3 & 50.3.5.3) the first + * mailbox is disabled. The next 11 mailboxes are used as a + * reception FIFO. The last mailbox is configured with + * overwrite option. The overwrite flag indicates a FIFO + * overflow. */ + reg_mid = at91_can_id_to_reg_mid(priv->mb0_id); + for (i = 0; i < AT91_MB_RX_FIRST; i++) { + set_mb_mode(priv, i, AT91_MB_MODE_DISABLED); + at91_write(priv, AT91_MID(i), reg_mid); + at91_write(priv, AT91_MCR(i), 0x0); /* clear dlc */ + } + for (i = AT91_MB_RX_FIRST; i < AT91_MB_RX_LAST; i++) set_mb_mode(priv, i, AT91_MB_MODE_RX); set_mb_mode(priv, AT91_MB_RX_LAST, AT91_MB_MODE_RX_OVRWR); @@ -254,7 +280,8 @@ static void at91_setup_mailboxes(struct net_device *dev) set_mb_mode_prio(priv, i, AT91_MB_MODE_TX, 0); /* Reset tx and rx helper pointers */ - priv->tx_next = priv->tx_echo = priv->rx_next = 0; + priv->tx_next = priv->tx_echo = 0; + priv->rx_next = AT91_MB_RX_FIRST; } static int at91_set_bittiming(struct net_device *dev) @@ -372,12 +399,7 @@ static netdev_tx_t at91_start_xmit(struct sk_buff *skb, struct net_device *dev) netdev_err(dev, "BUG! TX buffer full when queue awake!\n"); return NETDEV_TX_BUSY; } - - if (cf->can_id & CAN_EFF_FLAG) - reg_mid = (cf->can_id & CAN_EFF_MASK) | AT91_MID_MIDE; - else - reg_mid = (cf->can_id & CAN_SFF_MASK) << 18; - + reg_mid = at91_can_id_to_reg_mid(cf->can_id); reg_mcr = ((cf->can_id & CAN_RTR_FLAG) ? AT91_MCR_MRTR : 0) | (cf->can_dlc << 16) | AT91_MCR_MTCR; @@ -539,27 +561,31 @@ static void at91_read_msg(struct net_device *dev, unsigned int mb) * * Theory of Operation: * - * 12 of the 16 mailboxes on the chip are reserved for RX. we split - * them into 2 groups. The lower group holds 8 and upper 4 mailboxes. + * 11 of the 16 mailboxes on the chip are reserved for RX. we split + * them into 2 groups. The lower group holds 7 and upper 4 mailboxes. * * Like it or not, but the chip always saves a received CAN message * into the first free mailbox it finds (starting with the * lowest). This makes it very difficult to read the messages in the * right order from the chip. This is how we work around that problem: * - * The first message goes into mb nr. 0 and issues an interrupt. All + * The first message goes into mb nr. 1 and issues an interrupt. All * rx ints are disabled in the interrupt handler and a napi poll is * scheduled. We read the mailbox, but do _not_ reenable the mb (to * receive another message). * * lower mbxs upper - * ______^______ __^__ - * / \ / \ + * ____^______ __^__ + * / \ / \ * +-+-+-+-+-+-+-+-++-+-+-+-+ - * |x|x|x|x|x|x|x|x|| | | | | + * | |x|x|x|x|x|x|x|| | | | | * +-+-+-+-+-+-+-+-++-+-+-+-+ * 0 0 0 0 0 0 0 0 0 0 1 1 \ mail * 0 1 2 3 4 5 6 7 8 9 0 1 / box + * ^ + * | + * \ + * unused, due to chip bug * * The variable priv->rx_next points to the next mailbox to read a * message from. As long we're in the lower mailboxes we just read the @@ -590,10 +616,10 @@ static int at91_poll_rx(struct net_device *dev, int quota) "order of incoming frames cannot be guaranteed\n"); again: - for (mb = find_next_bit(addr, AT91_MB_RX_NUM, priv->rx_next); - mb < AT91_MB_RX_NUM && quota > 0; + for (mb = find_next_bit(addr, AT91_MB_RX_LAST + 1, priv->rx_next); + mb < AT91_MB_RX_LAST + 1 && quota > 0; reg_sr = at91_read(priv, AT91_SR), - mb = find_next_bit(addr, AT91_MB_RX_NUM, ++priv->rx_next)) { + mb = find_next_bit(addr, AT91_MB_RX_LAST + 1, ++priv->rx_next)) { at91_read_msg(dev, mb); /* reactivate mailboxes */ @@ -610,8 +636,8 @@ static int at91_poll_rx(struct net_device *dev, int quota) /* upper group completed, look again in lower */ if (priv->rx_next > AT91_MB_RX_LOW_LAST && - quota > 0 && mb >= AT91_MB_RX_NUM) { - priv->rx_next = 0; + quota > 0 && mb > AT91_MB_RX_LAST) { + priv->rx_next = AT91_MB_RX_FIRST; goto again; } @@ -1037,6 +1063,64 @@ static const struct net_device_ops at91_netdev_ops = { .ndo_start_xmit = at91_start_xmit, }; +static ssize_t at91_sysfs_show_mb0_id(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct at91_priv *priv = netdev_priv(to_net_dev(dev)); + + if (priv->mb0_id & CAN_EFF_FLAG) + return snprintf(buf, PAGE_SIZE, "0x%08x\n", priv->mb0_id); + else + return snprintf(buf, PAGE_SIZE, "0x%03x\n", priv->mb0_id); +} + +static ssize_t at91_sysfs_set_mb0_id(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + struct net_device *ndev = to_net_dev(dev); + struct at91_priv *priv = netdev_priv(ndev); + unsigned long can_id; + ssize_t ret; + int err; + + rtnl_lock(); + + if (ndev->flags & IFF_UP) { + ret = -EBUSY; + goto out; + } + + err = strict_strtoul(buf, 0, &can_id); + if (err) { + ret = err; + goto out; + } + + if (can_id & CAN_EFF_FLAG) + can_id &= CAN_EFF_MASK | CAN_EFF_FLAG; + else + can_id &= CAN_SFF_MASK; + + priv->mb0_id = can_id; + ret = count; + + out: + rtnl_unlock(); + return ret; +} + +static DEVICE_ATTR(mb0_id, S_IWUGO | S_IRUGO, + at91_sysfs_show_mb0_id, at91_sysfs_set_mb0_id); + +static struct attribute *at91_sysfs_attrs[] = { + &dev_attr_mb0_id.attr, + NULL, +}; + +static struct attribute_group at91_sysfs_attr_group = { + .attrs = at91_sysfs_attrs, +}; + static int __devinit at91_can_probe(struct platform_device *pdev) { struct net_device *dev; @@ -1082,6 +1166,7 @@ static int __devinit at91_can_probe(struct platform_device *pdev) dev->netdev_ops = &at91_netdev_ops; dev->irq = irq; dev->flags |= IFF_ECHO; + dev->sysfs_groups[0] = &at91_sysfs_attr_group; priv = netdev_priv(dev); priv->can.clock.freq = clk_get_rate(clk); @@ -1093,6 +1178,7 @@ static int __devinit at91_can_probe(struct platform_device *pdev) priv->dev = dev; priv->clk = clk; priv->pdata = pdev->dev.platform_data; + priv->mb0_id = 0x7ff; netif_napi_add(dev, &priv->napi, at91_poll, AT91_NAPI_WEIGHT); diff --git a/drivers/net/can/softing/Kconfig b/drivers/net/can/softing/Kconfig new file mode 100644 index 0000000..92bd6bd --- /dev/null +++ b/drivers/net/can/softing/Kconfig @@ -0,0 +1,30 @@ +config CAN_SOFTING + tristate "Softing Gmbh CAN generic support" + depends on CAN_DEV + ---help--- + Support for CAN cards from Softing Gmbh & some cards + from Vector Gmbh. + Softing Gmbh CAN cards come with 1 or 2 physical busses. + Those cards typically use Dual Port RAM to communicate + with the host CPU. The interface is then identical for PCI + and PCMCIA cards. This driver operates on a platform device, + which has been created by softing_cs or softing_pci driver. + Warning: + The API of the card does not allow fine control per bus, but + controls the 2 busses on the card together. + As such, some actions (start/stop/busoff recovery) on 1 bus + must bring down the other bus too temporarily. + +config CAN_SOFTING_CS + tristate "Softing Gmbh CAN pcmcia cards" + depends on PCMCIA + select CAN_SOFTING + ---help--- + Support for PCMCIA cards from Softing Gmbh & some cards + from Vector Gmbh. + You need firmware for these, which you can get at + http://developer.berlios.de/projects/socketcan/ + This version of the driver is written against + firmware version 4.6 (softing-fw-4.6-binaries.tar.gz) + In order to use the card as CAN device, you need the Softing generic + support too. diff --git a/drivers/net/can/softing/Makefile b/drivers/net/can/softing/Makefile new file mode 100644 index 0000000..c5e5016 --- /dev/null +++ b/drivers/net/can/softing/Makefile @@ -0,0 +1,6 @@ + +softing-y := softing_main.o softing_fw.o +obj-$(CONFIG_CAN_SOFTING) += softing.o +obj-$(CONFIG_CAN_SOFTING_CS) += softing_cs.o + +ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG diff --git a/drivers/net/can/softing/softing.h b/drivers/net/can/softing/softing.h new file mode 100644 index 0000000..7ec9f4d --- /dev/null +++ b/drivers/net/can/softing/softing.h @@ -0,0 +1,167 @@ +/* + * softing common interfaces + * + * by Kurt Van Dijck, 2008-2010 + */ + +#include <linux/atomic.h> +#include <linux/netdevice.h> +#include <linux/ktime.h> +#include <linux/mutex.h> +#include <linux/spinlock.h> +#include <linux/can.h> +#include <linux/can/dev.h> + +#include "softing_platform.h" + +struct softing; + +struct softing_priv { + struct can_priv can; /* must be the first member! */ + struct net_device *netdev; + struct softing *card; + struct { + int pending; + /* variables wich hold the circular buffer */ + int echo_put; + int echo_get; + } tx; + struct can_bittiming_const btr_const; + int index; + uint8_t output; + uint16_t chip; +}; +#define netdev2softing(netdev) ((struct softing_priv *)netdev_priv(netdev)) + +struct softing { + const struct softing_platform_data *pdat; + struct platform_device *pdev; + struct net_device *net[2]; + spinlock_t spin; /* protect this structure & DPRAM access */ + ktime_t ts_ref; + ktime_t ts_overflow; /* timestamp overflow value, in ktime */ + + struct { + /* indication of firmware status */ + int up; + /* protection of the 'up' variable */ + struct mutex lock; + } fw; + struct { + int nr; + int requested; + int svc_count; + unsigned int dpram_position; + } irq; + struct { + int pending; + int last_bus; + /* + * keep the bus that last tx'd a message, + * in order to let every netdev queue resume + */ + } tx; + __iomem uint8_t *dpram; + unsigned long dpram_phys; + unsigned long dpram_size; + struct { + uint16_t fw_version, hw_version, license, serial; + uint16_t chip[2]; + unsigned int freq; /* remote cpu's operating frequency */ + } id; +}; + +extern int softing_default_output(struct net_device *netdev); + +extern ktime_t softing_raw2ktime(struct softing *card, u32 raw); + +extern int softing_chip_poweron(struct softing *card); + +extern int softing_bootloader_command(struct softing *card, int16_t cmd, + const char *msg); + +/* Load firmware after reset */ +extern int softing_load_fw(const char *file, struct softing *card, + __iomem uint8_t *virt, unsigned int size, int offset); + +/* Load final application firmware after bootloader */ +extern int softing_load_app_fw(const char *file, struct softing *card); + +/* + * enable or disable irq + * only called with fw.lock locked + */ +extern int softing_enable_irq(struct softing *card, int enable); + +/* start/stop 1 bus on card */ +extern int softing_startstop(struct net_device *netdev, int up); + +/* netif_rx() */ +extern int softing_netdev_rx(struct net_device *netdev, + const struct can_frame *msg, ktime_t ktime); + +/* SOFTING DPRAM mappings */ +#define DPRAM_RX 0x0000 + #define DPRAM_RX_SIZE 32 + #define DPRAM_RX_CNT 16 +#define DPRAM_RX_RD 0x0201 /* uint8_t */ +#define DPRAM_RX_WR 0x0205 /* uint8_t */ +#define DPRAM_RX_LOST 0x0207 /* uint8_t */ + +#define DPRAM_FCT_PARAM 0x0300 /* int16_t [20] */ +#define DPRAM_FCT_RESULT 0x0328 /* int16_t */ +#define DPRAM_FCT_HOST 0x032b /* uint16_t */ + +#define DPRAM_INFO_BUSSTATE 0x0331 /* uint16_t */ +#define DPRAM_INFO_BUSSTATE2 0x0335 /* uint16_t */ +#define DPRAM_INFO_ERRSTATE 0x0339 /* uint16_t */ +#define DPRAM_INFO_ERRSTATE2 0x033d /* uint16_t */ +#define DPRAM_RESET 0x0341 /* uint16_t */ +#define DPRAM_CLR_RECV_FIFO 0x0345 /* uint16_t */ +#define DPRAM_RESET_TIME 0x034d /* uint16_t */ +#define DPRAM_TIME 0x0350 /* uint64_t */ +#define DPRAM_WR_START 0x0358 /* uint8_t */ +#define DPRAM_WR_END 0x0359 /* uint8_t */ +#define DPRAM_RESET_RX_FIFO 0x0361 /* uint16_t */ +#define DPRAM_RESET_TX_FIFO 0x0364 /* uint8_t */ +#define DPRAM_READ_FIFO_LEVEL 0x0365 /* uint8_t */ +#define DPRAM_RX_FIFO_LEVEL 0x0366 /* uint16_t */ +#define DPRAM_TX_FIFO_LEVEL 0x0366 /* uint16_t */ + +#define DPRAM_TX 0x0400 /* uint16_t */ + #define DPRAM_TX_SIZE 16 + #define DPRAM_TX_CNT 32 +#define DPRAM_TX_RD 0x0601 /* uint8_t */ +#define DPRAM_TX_WR 0x0605 /* uint8_t */ + +#define DPRAM_COMMAND 0x07e0 /* uint16_t */ +#define DPRAM_RECEIPT 0x07f0 /* uint16_t */ +#define DPRAM_IRQ_TOHOST 0x07fe /* uint8_t */ +#define DPRAM_IRQ_TOCARD 0x07ff /* uint8_t */ + +#define DPRAM_V2_RESET 0x0e00 /* uint8_t */ +#define DPRAM_V2_IRQ_TOHOST 0x0e02 /* uint8_t */ + +#define TXMAX (DPRAM_TX_CNT - 1) + +/* DPRAM return codes */ +#define RES_NONE 0 +#define RES_OK 1 +#define RES_NOK 2 +#define RES_UNKNOWN 3 +/* DPRAM flags */ +#define CMD_TX 0x01 +#define CMD_ACK 0x02 +#define CMD_XTD 0x04 +#define CMD_RTR 0x08 +#define CMD_ERR 0x10 +#define CMD_BUS2 0x80 + +/* returned fifo entry bus state masks */ +#define SF_MASK_BUSOFF 0x80 +#define SF_MASK_EPASSIVE 0x60 + +/* bus states */ +#define STATE_BUSOFF 2 +#define STATE_EPASSIVE 1 +#define STATE_EACTIVE 0 diff --git a/drivers/net/can/softing/softing_cs.c b/drivers/net/can/softing/softing_cs.c new file mode 100644 index 0000000..300fe75 --- /dev/null +++ b/drivers/net/can/softing/softing_cs.c @@ -0,0 +1,359 @@ +/* + * Copyright (C) 2008-2010 + * + * - Kurt Van Dijck, EIA Electronics + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the version 2 of the GNU General Public License + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/module.h> +#include <linux/kernel.h> + +#include <pcmcia/cistpl.h> +#include <pcmcia/ds.h> + +#include "softing_platform.h" + +static int softingcs_index; +static spinlock_t softingcs_index_lock; + +static int softingcs_reset(struct platform_device *pdev, int v); +static int softingcs_enable_irq(struct platform_device *pdev, int v); + +/* + * platform_data descriptions + */ +#define MHZ (1000*1000) +static const struct softing_platform_data softingcs_platform_data[] = { +{ + .name = "CANcard", + .manf = 0x0168, .prod = 0x001, + .generation = 1, + .nbus = 2, + .freq = 16 * MHZ, .max_brp = 32, .max_sjw = 4, + .dpram_size = 0x0800, + .boot = {0x0000, 0x000000, fw_dir "bcard.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cancard.bin",}, + .reset = softingcs_reset, + .enable_irq = softingcs_enable_irq, +}, { + .name = "CANcard-NEC", + .manf = 0x0168, .prod = 0x002, + .generation = 1, + .nbus = 2, + .freq = 16 * MHZ, .max_brp = 32, .max_sjw = 4, + .dpram_size = 0x0800, + .boot = {0x0000, 0x000000, fw_dir "bcard.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cancard.bin",}, + .reset = softingcs_reset, + .enable_irq = softingcs_enable_irq, +}, { + .name = "CANcard-SJA", + .manf = 0x0168, .prod = 0x004, + .generation = 1, + .nbus = 2, + .freq = 20 * MHZ, .max_brp = 32, .max_sjw = 4, + .dpram_size = 0x0800, + .boot = {0x0000, 0x000000, fw_dir "bcard.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cansja.bin",}, + .reset = softingcs_reset, + .enable_irq = softingcs_enable_irq, +}, { + .name = "CANcard-2", + .manf = 0x0168, .prod = 0x005, + .generation = 2, + .nbus = 2, + .freq = 24 * MHZ, .max_brp = 64, .max_sjw = 4, + .dpram_size = 0x1000, + .boot = {0x0000, 0x000000, fw_dir "bcard2.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard2.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cancrd2.bin",}, + .reset = softingcs_reset, + .enable_irq = NULL, +}, { + .name = "Vector-CANcard", + .manf = 0x0168, .prod = 0x081, + .generation = 1, + .nbus = 2, + .freq = 16 * MHZ, .max_brp = 64, .max_sjw = 4, + .dpram_size = 0x0800, + .boot = {0x0000, 0x000000, fw_dir "bcard.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cancard.bin",}, + .reset = softingcs_reset, + .enable_irq = softingcs_enable_irq, +}, { + .name = "Vector-CANcard-SJA", + .manf = 0x0168, .prod = 0x084, + .generation = 1, + .nbus = 2, + .freq = 20 * MHZ, .max_brp = 32, .max_sjw = 4, + .dpram_size = 0x0800, + .boot = {0x0000, 0x000000, fw_dir "bcard.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cansja.bin",}, + .reset = softingcs_reset, + .enable_irq = softingcs_enable_irq, +}, { + .name = "Vector-CANcard-2", + .manf = 0x0168, .prod = 0x085, + .generation = 2, + .nbus = 2, + .freq = 24 * MHZ, .max_brp = 64, .max_sjw = 4, + .dpram_size = 0x1000, + .boot = {0x0000, 0x000000, fw_dir "bcard2.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard2.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cancrd2.bin",}, + .reset = softingcs_reset, + .enable_irq = NULL, +}, { + .name = "EDICcard-NEC", + .manf = 0x0168, .prod = 0x102, + .generation = 1, + .nbus = 2, + .freq = 16 * MHZ, .max_brp = 64, .max_sjw = 4, + .dpram_size = 0x0800, + .boot = {0x0000, 0x000000, fw_dir "bcard.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cancard.bin",}, + .reset = softingcs_reset, + .enable_irq = softingcs_enable_irq, +}, { + .name = "EDICcard-2", + .manf = 0x0168, .prod = 0x105, + .generation = 2, + .nbus = 2, + .freq = 24 * MHZ, .max_brp = 64, .max_sjw = 4, + .dpram_size = 0x1000, + .boot = {0x0000, 0x000000, fw_dir "bcard2.bin",}, + .load = {0x0120, 0x00f600, fw_dir "ldcard2.bin",}, + .app = {0x0010, 0x0d0000, fw_dir "cancrd2.bin",}, + .reset = softingcs_reset, + .enable_irq = NULL, +}, { + 0, 0, +}, +}; + +MODULE_FIRMWARE(fw_dir "bcard.bin"); +MODULE_FIRMWARE(fw_dir "ldcard.bin"); +MODULE_FIRMWARE(fw_dir "cancard.bin"); +MODULE_FIRMWARE(fw_dir "cansja.bin"); + +MODULE_FIRMWARE(fw_dir "bcard2.bin"); +MODULE_FIRMWARE(fw_dir "ldcard2.bin"); +MODULE_FIRMWARE(fw_dir "cancrd2.bin"); + +static __devinit const struct softing_platform_data +*softingcs_find_platform_data(unsigned int manf, unsigned int prod) +{ + const struct softing_platform_data *lp; + + for (lp = softingcs_platform_data; lp->manf; ++lp) { + if ((lp->manf == manf) && (lp->prod == prod)) + return lp; + } + return NULL; +} + +/* + * platformdata callbacks + */ +static int softingcs_reset(struct platform_device *pdev, int v) +{ + struct pcmcia_device *pcmcia = to_pcmcia_dev(pdev->dev.parent); + + dev_dbg(&pdev->dev, "pcmcia config [2] %02x\n", v ? 0 : 0x20); + return pcmcia_write_config_byte(pcmcia, 2, v ? 0 : 0x20); +} + +static int softingcs_enable_irq(struct platform_device *pdev, int v) +{ + struct pcmcia_device *pcmcia = to_pcmcia_dev(pdev->dev.parent); + + dev_dbg(&pdev->dev, "pcmcia config [0] %02x\n", v ? 0x60 : 0); + return pcmcia_write_config_byte(pcmcia, 0, v ? 0x60 : 0); +} + +/* + * pcmcia check + */ +static __devinit int softingcs_probe_config(struct pcmcia_device *pcmcia, + void *priv_data) +{ + struct softing_platform_data *pdat = priv_data; + struct resource *pres; + int memspeed = 0; + + WARN_ON(!pdat); + pres = pcmcia->resource[PCMCIA_IOMEM_0]; + if (resource_size(pres) < 0x1000) + return -ERANGE; + + pres->flags |= WIN_MEMORY_TYPE_CM | WIN_ENABLE; + if (pdat->generation < 2) { + pres->flags |= WIN_USE_WAIT | WIN_DATA_WIDTH_8; + memspeed = 3; + } else { + pres->flags |= WIN_DATA_WIDTH_16; + } + return pcmcia_request_window(pcmcia, pres, memspeed); +} + +static __devexit void softingcs_remove(struct pcmcia_device *pcmcia) +{ + struct platform_device *pdev = pcmcia->priv; + + /* free bits */ + platform_device_unregister(pdev); + /* release pcmcia stuff */ + pcmcia_disable_device(pcmcia); +} + +/* + * platform_device wrapper + * pdev->resource has 2 entries: io & irq + */ +static void softingcs_pdev_release(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + kfree(pdev); +} + +static __devinit int softingcs_probe(struct pcmcia_device *pcmcia) +{ + int ret; + struct platform_device *pdev; + const struct softing_platform_data *pdat; + struct resource *pres; + struct dev { + struct platform_device pdev; + struct resource res[2]; + } *dev; + + /* find matching platform_data */ + pdat = softingcs_find_platform_data(pcmcia->manf_id, pcmcia->card_id); + if (!pdat) + return -ENOTTY; + + /* setup pcmcia device */ + pcmcia->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IOMEM | + CONF_AUTO_SET_VPP | CONF_AUTO_CHECK_VCC; + ret = pcmcia_loop_config(pcmcia, softingcs_probe_config, (void *)pdat); + if (ret) + goto pcmcia_failed; + + ret = pcmcia_enable_device(pcmcia); + if (ret < 0) + goto pcmcia_failed; + + pres = pcmcia->resource[PCMCIA_IOMEM_0]; + if (!pres) { + ret = -EBADF; + goto pcmcia_bad; + } + + /* create softing platform device */ + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) { + ret = -ENOMEM; + goto mem_failed; + } + dev->pdev.resource = dev->res; + dev->pdev.num_resources = ARRAY_SIZE(dev->res); + dev->pdev.dev.release = softingcs_pdev_release; + + pdev = &dev->pdev; + pdev->dev.platform_data = (void *)pdat; + pdev->dev.parent = &pcmcia->dev; + pcmcia->priv = pdev; + + /* platform device resources */ + pdev->resource[0].flags = IORESOURCE_MEM; + pdev->resource[0].start = pres->start; + pdev->resource[0].end = pres->end; + + pdev->resource[1].flags = IORESOURCE_IRQ; + pdev->resource[1].start = pcmcia->irq; + pdev->resource[1].end = pdev->resource[1].start; + + /* platform device setup */ + spin_lock(&softingcs_index_lock); + pdev->id = softingcs_index++; + spin_unlock(&softingcs_index_lock); + pdev->name = "softing"; + dev_set_name(&pdev->dev, "softingcs.%i", pdev->id); + ret = platform_device_register(pdev); + if (ret < 0) + goto platform_failed; + + dev_info(&pcmcia->dev, "created %s\n", dev_name(&pdev->dev)); + return 0; + +platform_failed: + kfree(dev); +mem_failed: +pcmcia_bad: +pcmcia_failed: + pcmcia_disable_device(pcmcia); + pcmcia->priv = NULL; + return ret ?: -ENODEV; +} + +static /*const*/ struct pcmcia_device_id softingcs_ids[] = { + /* softing */ + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0001), + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0004), + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0005), + /* vector, manufacturer? */ + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0081), + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0084), + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0085), + /* EDIC */ + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0102), + PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0105), + PCMCIA_DEVICE_NULL, +}; + +MODULE_DEVICE_TABLE(pcmcia, softingcs_ids); + +static struct pcmcia_driver softingcs_driver = { + .owner = THIS_MODULE, + .name = "softingcs", + .id_table = softingcs_ids, + .probe = softingcs_probe, + .remove = __devexit_p(softingcs_remove), +}; + +static int __init softingcs_start(void) +{ + spin_lock_init(&softingcs_index_lock); + return pcmcia_register_driver(&softingcs_driver); +} + +static void __exit softingcs_stop(void) +{ + pcmcia_unregister_driver(&softingcs_driver); +} + +module_init(softingcs_start); +module_exit(softingcs_stop); + +MODULE_DESCRIPTION("softing CANcard driver" + ", links PCMCIA card to softing driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/can/softing/softing_fw.c b/drivers/net/can/softing/softing_fw.c new file mode 100644 index 0000000..b520784 --- /dev/null +++ b/drivers/net/can/softing/softing_fw.c @@ -0,0 +1,691 @@ +/* + * Copyright (C) 2008-2010 + * + * - Kurt Van Dijck, EIA Electronics + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the version 2 of the GNU General Public License + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/firmware.h> +#include <linux/sched.h> +#include <asm/div64.h> + +#include "softing.h" + +/* + * low level DPRAM command. + * Make sure that card->dpram[DPRAM_FCT_HOST] is preset + */ +static int _softing_fct_cmd(struct softing *card, int16_t cmd, uint16_t vector, + const char *msg) +{ + int ret; + unsigned long stamp; + + iowrite16(cmd, &card->dpram[DPRAM_FCT_PARAM]); + iowrite8(vector >> 8, &card->dpram[DPRAM_FCT_HOST + 1]); + iowrite8(vector, &card->dpram[DPRAM_FCT_HOST]); + /* be sure to flush this to the card */ + wmb(); + stamp = jiffies + 1 * HZ; + /* wait for card */ + do { + /* DPRAM_FCT_HOST is _not_ aligned */ + ret = ioread8(&card->dpram[DPRAM_FCT_HOST]) + + (ioread8(&card->dpram[DPRAM_FCT_HOST + 1]) << 8); + /* don't have any cached variables */ + rmb(); + if (ret == RES_OK) + /* read return-value now */ + return ioread16(&card->dpram[DPRAM_FCT_RESULT]); + + if ((ret != vector) || time_after(jiffies, stamp)) + break; + /* process context => relax */ + usleep_range(500, 10000); + } while (1); + + ret = (ret == RES_NONE) ? -ETIMEDOUT : -ECANCELED; + dev_alert(&card->pdev->dev, "firmware %s failed (%i)\n", msg, ret); + return ret; +} + +static int softing_fct_cmd(struct softing *card, int16_t cmd, const char *msg) +{ + int ret; + + ret = _softing_fct_cmd(card, cmd, 0, msg); + if (ret > 0) { + dev_alert(&card->pdev->dev, "%s returned %u\n", msg, ret); + ret = -EIO; + } + return ret; +} + +int softing_bootloader_command(struct softing *card, int16_t cmd, + const char *msg) +{ + int ret; + unsigned long stamp; + + iowrite16(RES_NONE, &card->dpram[DPRAM_RECEIPT]); + iowrite16(cmd, &card->dpram[DPRAM_COMMAND]); + /* be sure to flush this to the card */ + wmb(); + stamp = jiffies + 3 * HZ; + /* wait for card */ + do { + ret = ioread16(&card->dpram[DPRAM_RECEIPT]); + /* don't have any cached variables */ + rmb(); + if (ret == RES_OK) + return 0; + if (time_after(jiffies, stamp)) + break; + /* process context => relax */ + usleep_range(500, 10000); + } while (!signal_pending(current)); + + ret = (ret == RES_NONE) ? -ETIMEDOUT : -ECANCELED; + dev_alert(&card->pdev->dev, "bootloader %s failed (%i)\n", msg, ret); + return ret; +} + +static int fw_parse(const uint8_t **pmem, uint16_t *ptype, uint32_t *paddr, + uint16_t *plen, const uint8_t **pdat) +{ + uint16_t checksum[2]; + const uint8_t *mem; + const uint8_t *end; + + /* + * firmware records are a binary, unaligned stream composed of: + * uint16_t type; + * uint32_t addr; + * uint16_t len; + * uint8_t dat[len]; + * uint16_t checksum; + * all values in little endian. + * We could define a struct for this, with __attribute__((packed)), + * but would that solve the alignment in _all_ cases (cfr. the + * struct itself may be an odd address)? + * + * I chose to use leXX_to_cpup() since this solves both + * endianness & alignment. + */ + mem = *pmem; + *ptype = le16_to_cpup((void *)&mem[0]); + *paddr = le32_to_cpup((void *)&mem[2]); + *plen = le16_to_cpup((void *)&mem[6]); + *pdat = &mem[8]; + /* verify checksum */ + end = &mem[8 + *plen]; + checksum[0] = le16_to_cpup((void *)end); + for (checksum[1] = 0; mem < end; ++mem) + checksum[1] += *mem; + if (checksum[0] != checksum[1]) + return -EINVAL; + /* increment */ + *pmem += 10 + *plen; + return 0; +} + +int softing_load_fw(const char *file, struct softing *card, + __iomem uint8_t *dpram, unsigned int size, int offset) +{ + const struct firmware *fw; + int ret; + const uint8_t *mem, *end, *dat; + uint16_t type, len; + uint32_t addr; + uint8_t *buf = NULL; + int buflen = 0; + int8_t type_end = 0; + + ret = request_firmware(&fw, file, &card->pdev->dev); + if (ret < 0) + return ret; + dev_dbg(&card->pdev->dev, "%s, firmware(%s) got %u bytes" + ", offset %c0x%04x\n", + card->pdat->name, file, (unsigned int)fw->size, + (offset >= 0) ? '+' : '-', (unsigned int)abs(offset)); + /* parse the firmware */ + mem = fw->data; + end = &mem[fw->size]; + /* look for header record */ + ret = fw_parse(&mem, &type, &addr, &len, &dat); + if (ret < 0) + goto failed; + if (type != 0xffff) + goto failed; + if (strncmp("Structured Binary Format, Softing GmbH" , dat, len)) { + ret = -EINVAL; + goto failed; + } + /* ok, we had a header */ + while (mem < end) { + ret = fw_parse(&mem, &type, &addr, &len, &dat); + if (ret < 0) + goto failed; + if (type == 3) { + /* start address, not used here */ + continue; + } else if (type == 1) { + /* eof */ + type_end = 1; + break; + } else if (type != 0) { + ret = -EINVAL; + goto failed; + } + + if ((addr + len + offset) > size) + goto failed; + memcpy_toio(&dpram[addr + offset], dat, len); + /* be sure to flush caches from IO space */ + mb(); + if (len > buflen) { + /* align buflen */ + buflen = (len + (1024-1)) & ~(1024-1); + buf = krealloc(buf, buflen, GFP_KERNEL); + if (!buf) { + ret = -ENOMEM; + goto failed; + } + } + /* verify record data */ + memcpy_fromio(buf, &dpram[addr + offset], len); + if (memcmp(buf, dat, len)) { + /* is not ok */ + dev_alert(&card->pdev->dev, "DPRAM readback failed\n"); + ret = -EIO; + goto failed; + } + } + if (!type_end) + /* no end record seen */ + goto failed; + ret = 0; +failed: + kfree(buf); + release_firmware(fw); + if (ret < 0) + dev_info(&card->pdev->dev, "firmware %s failed\n", file); + return ret; +} + +int softing_load_app_fw(const char *file, struct softing *card) +{ + const struct firmware *fw; + const uint8_t *mem, *end, *dat; + int ret, j; + uint16_t type, len; + uint32_t addr, start_addr = 0; + unsigned int sum, rx_sum; + int8_t type_end = 0, type_entrypoint = 0; + + ret = request_firmware(&fw, file, &card->pdev->dev); + if (ret) { + dev_alert(&card->pdev->dev, "request_firmware(%s) got %i\n", + file, ret); + return ret; + } + dev_dbg(&card->pdev->dev, "firmware(%s) got %lu bytes\n", + file, (unsigned long)fw->size); + /* parse the firmware */ + mem = fw->data; + end = &mem[fw->size]; + /* look for header record */ + ret = fw_parse(&mem, &type, &addr, &len, &dat); + if (ret) + goto failed; + ret = -EINVAL; + if (type != 0xffff) { + dev_alert(&card->pdev->dev, "firmware starts with type 0x%x\n", + type); + goto failed; + } + if (strncmp("Structured Binary Format, Softing GmbH", dat, len)) { + dev_alert(&card->pdev->dev, "firmware string '%.*s' fault\n", + len, dat); + goto failed; + } + /* ok, we had a header */ + while (mem < end) { + ret = fw_parse(&mem, &type, &addr, &len, &dat); + if (ret) + goto failed; + + if (type == 3) { + /* start address */ + start_addr = addr; + type_entrypoint = 1; + continue; + } else if (type == 1) { + /* eof */ + type_end = 1; + break; + } else if (type != 0) { + dev_alert(&card->pdev->dev, + "unknown record type 0x%04x\n", type); + ret = -EINVAL; + goto failed; + } + + /* regualar data */ + for (sum = 0, j = 0; j < len; ++j) + sum += dat[j]; + /* work in 16bit (target) */ + sum &= 0xffff; + + memcpy_toio(&card->dpram[card->pdat->app.offs], dat, len); + iowrite32(card->pdat->app.offs + card->pdat->app.addr, + &card->dpram[DPRAM_COMMAND + 2]); + iowrite32(addr, &card->dpram[DPRAM_COMMAND + 6]); + iowrite16(len, &card->dpram[DPRAM_COMMAND + 10]); + iowrite8(1, &card->dpram[DPRAM_COMMAND + 12]); + ret = softing_bootloader_command(card, 1, "loading app."); + if (ret < 0) + goto failed; + /* verify checksum */ + rx_sum = ioread16(&card->dpram[DPRAM_RECEIPT + 2]); + if (rx_sum != sum) { + dev_alert(&card->pdev->dev, "SRAM seems to be damaged" + ", wanted 0x%04x, got 0x%04x\n", sum, rx_sum); + ret = -EIO; + goto failed; + } + } + if (!type_end || !type_entrypoint) + goto failed; + /* start application in card */ + iowrite32(start_addr, &card->dpram[DPRAM_COMMAND + 2]); + iowrite8(1, &card->dpram[DPRAM_COMMAND + 6]); + ret = softing_bootloader_command(card, 3, "start app."); + if (ret < 0) + goto failed; + ret = 0; +failed: + release_firmware(fw); + if (ret < 0) + dev_info(&card->pdev->dev, "firmware %s failed\n", file); + return ret; +} + +static int softing_reset_chip(struct softing *card) +{ + int ret; + + do { + /* reset chip */ + iowrite8(0, &card->dpram[DPRAM_RESET_RX_FIFO]); + iowrite8(0, &card->dpram[DPRAM_RESET_RX_FIFO+1]); + iowrite8(1, &card->dpram[DPRAM_RESET]); + iowrite8(0, &card->dpram[DPRAM_RESET+1]); + + ret = softing_fct_cmd(card, 0, "reset_can"); + if (!ret) + break; + if (signal_pending(current)) + /* don't wait any longer */ + break; + } while (1); + card->tx.pending = 0; + return ret; +} + +int softing_chip_poweron(struct softing *card) +{ + int ret; + /* sync */ + ret = _softing_fct_cmd(card, 99, 0x55, "sync-a"); + if (ret < 0) + goto failed; + + ret = _softing_fct_cmd(card, 99, 0xaa, "sync-b"); + if (ret < 0) + goto failed; + + ret = softing_reset_chip(card); + if (ret < 0) + goto failed; + /* get_serial */ + ret = softing_fct_cmd(card, 43, "get_serial_number"); + if (ret < 0) + goto failed; + card->id.serial = ioread32(&card->dpram[DPRAM_FCT_PARAM]); + /* get_version */ + ret = softing_fct_cmd(card, 12, "get_version"); + if (ret < 0) + goto failed; + card->id.fw_version = ioread16(&card->dpram[DPRAM_FCT_PARAM + 2]); + card->id.hw_version = ioread16(&card->dpram[DPRAM_FCT_PARAM + 4]); + card->id.license = ioread16(&card->dpram[DPRAM_FCT_PARAM + 6]); + card->id.chip[0] = ioread16(&card->dpram[DPRAM_FCT_PARAM + 8]); + card->id.chip[1] = ioread16(&card->dpram[DPRAM_FCT_PARAM + 10]); + return 0; +failed: + return ret; +} + +static void softing_initialize_timestamp(struct softing *card) +{ + uint64_t ovf; + + card->ts_ref = ktime_get(); + + /* 16MHz is the reference */ + ovf = 0x100000000ULL * 16; + do_div(ovf, card->pdat->freq ?: 16); + + card->ts_overflow = ktime_add_us(ktime_set(0, 0), ovf); +} + +ktime_t softing_raw2ktime(struct softing *card, u32 raw) +{ + uint64_t rawl; + ktime_t now, real_offset; + ktime_t target; + ktime_t tmp; + + now = ktime_get(); + real_offset = ktime_sub(ktime_get_real(), now); + + /* find nsec from card */ + rawl = raw * 16; + do_div(rawl, card->pdat->freq ?: 16); + target = ktime_add_us(card->ts_ref, rawl); + /* test for overflows */ + tmp = ktime_add(target, card->ts_overflow); + while (unlikely(ktime_to_ns(tmp) > ktime_to_ns(now))) { + card->ts_ref = ktime_add(card->ts_ref, card->ts_overflow); + target = tmp; + tmp = ktime_add(target, card->ts_overflow); + } + return ktime_add(target, real_offset); +} + +static inline int softing_error_reporting(struct net_device *netdev) +{ + struct softing_priv *priv = netdev_priv(netdev); + + return (priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING) + ? 1 : 0; +} + +int softing_startstop(struct net_device *dev, int up) +{ + int ret; + struct softing *card; + struct softing_priv *priv; + struct net_device *netdev; + int bus_bitmask_start; + int j, error_reporting; + struct can_frame msg; + const struct can_bittiming *bt; + + priv = netdev_priv(dev); + card = priv->card; + + if (!card->fw.up) + return -EIO; + + ret = mutex_lock_interruptible(&card->fw.lock); + if (ret) + return ret; + + bus_bitmask_start = 0; + if (dev && up) + /* prepare to start this bus as well */ + bus_bitmask_start |= (1 << priv->index); + /* bring netdevs down */ + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + netdev = card->net[j]; + if (!netdev) + continue; + priv = netdev_priv(netdev); + + if (dev != netdev) + netif_stop_queue(netdev); + + if (netif_running(netdev)) { + if (dev != netdev) + bus_bitmask_start |= (1 << j); + priv->tx.pending = 0; + priv->tx.echo_put = 0; + priv->tx.echo_get = 0; + /* + * this bus' may just have called open_candev() + * which is rather stupid to call close_candev() + * already + * but we may come here from busoff recovery too + * in which case the echo_skb _needs_ flushing too. + * just be sure to call open_candev() again + */ + close_candev(netdev); + } + priv->can.state = CAN_STATE_STOPPED; + } + card->tx.pending = 0; + + softing_enable_irq(card, 0); + ret = softing_reset_chip(card); + if (ret) + goto failed; + if (!bus_bitmask_start) + /* no busses to be brought up */ + goto card_done; + + if ((bus_bitmask_start & 1) && (bus_bitmask_start & 2) + && (softing_error_reporting(card->net[0]) + != softing_error_reporting(card->net[1]))) { + dev_alert(&card->pdev->dev, + "err_reporting flag differs for busses\n"); + goto invalid; + } + error_reporting = 0; + if (bus_bitmask_start & 1) { + netdev = card->net[0]; + priv = netdev_priv(netdev); + error_reporting += softing_error_reporting(netdev); + /* init chip 1 */ + bt = &priv->can.bittiming; + iowrite16(bt->brp, &card->dpram[DPRAM_FCT_PARAM + 2]); + iowrite16(bt->sjw, &card->dpram[DPRAM_FCT_PARAM + 4]); + iowrite16(bt->phase_seg1 + bt->prop_seg, + &card->dpram[DPRAM_FCT_PARAM + 6]); + iowrite16(bt->phase_seg2, &card->dpram[DPRAM_FCT_PARAM + 8]); + iowrite16((priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) ? 1 : 0, + &card->dpram[DPRAM_FCT_PARAM + 10]); + ret = softing_fct_cmd(card, 1, "initialize_chip[0]"); + if (ret < 0) + goto failed; + /* set mode */ + iowrite16(0, &card->dpram[DPRAM_FCT_PARAM + 2]); + iowrite16(0, &card->dpram[DPRAM_FCT_PARAM + 4]); + ret = softing_fct_cmd(card, 3, "set_mode[0]"); + if (ret < 0) + goto failed; + /* set filter */ + /* 11bit id & mask */ + iowrite16(0x0000, &card->dpram[DPRAM_FCT_PARAM + 2]); + iowrite16(0x07ff, &card->dpram[DPRAM_FCT_PARAM + 4]); + /* 29bit id.lo & mask.lo & id.hi & mask.hi */ + iowrite16(0x0000, &card->dpram[DPRAM_FCT_PARAM + 6]); + iowrite16(0xffff, &card->dpram[DPRAM_FCT_PARAM + 8]); + iowrite16(0x0000, &card->dpram[DPRAM_FCT_PARAM + 10]); + iowrite16(0x1fff, &card->dpram[DPRAM_FCT_PARAM + 12]); + ret = softing_fct_cmd(card, 7, "set_filter[0]"); + if (ret < 0) + goto failed; + /* set output control */ + iowrite16(priv->output, &card->dpram[DPRAM_FCT_PARAM + 2]); + ret = softing_fct_cmd(card, 5, "set_output[0]"); + if (ret < 0) + goto failed; + } + if (bus_bitmask_start & 2) { + netdev = card->net[1]; + priv = netdev_priv(netdev); + error_reporting += softing_error_reporting(netdev); + /* init chip2 */ + bt = &priv->can.bittiming; + iowrite16(bt->brp, &card->dpram[DPRAM_FCT_PARAM + 2]); + iowrite16(bt->sjw, &card->dpram[DPRAM_FCT_PARAM + 4]); + iowrite16(bt->phase_seg1 + bt->prop_seg, + &card->dpram[DPRAM_FCT_PARAM + 6]); + iowrite16(bt->phase_seg2, &card->dpram[DPRAM_FCT_PARAM + 8]); + iowrite16((priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) ? 1 : 0, + &card->dpram[DPRAM_FCT_PARAM + 10]); + ret = softing_fct_cmd(card, 2, "initialize_chip[1]"); + if (ret < 0) + goto failed; + /* set mode2 */ + iowrite16(0, &card->dpram[DPRAM_FCT_PARAM + 2]); + iowrite16(0, &card->dpram[DPRAM_FCT_PARAM + 4]); + ret = softing_fct_cmd(card, 4, "set_mode[1]"); + if (ret < 0) + goto failed; + /* set filter2 */ + /* 11bit id & mask */ + iowrite16(0x0000, &card->dpram[DPRAM_FCT_PARAM + 2]); + iowrite16(0x07ff, &card->dpram[DPRAM_FCT_PARAM + 4]); + /* 29bit id.lo & mask.lo & id.hi & mask.hi */ + iowrite16(0x0000, &card->dpram[DPRAM_FCT_PARAM + 6]); + iowrite16(0xffff, &card->dpram[DPRAM_FCT_PARAM + 8]); + iowrite16(0x0000, &card->dpram[DPRAM_FCT_PARAM + 10]); + iowrite16(0x1fff, &card->dpram[DPRAM_FCT_PARAM + 12]); + ret = softing_fct_cmd(card, 8, "set_filter[1]"); + if (ret < 0) + goto failed; + /* set output control2 */ + iowrite16(priv->output, &card->dpram[DPRAM_FCT_PARAM + 2]); + ret = softing_fct_cmd(card, 6, "set_output[1]"); + if (ret < 0) + goto failed; + } + /* enable_error_frame */ + /* + * Error reporting is switched off at the moment since + * the receiving of them is not yet 100% verified + * This should be enabled sooner or later + * + if (error_reporting) { + ret = softing_fct_cmd(card, 51, "enable_error_frame"); + if (ret < 0) + goto failed; + } + */ + /* initialize interface */ + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 2]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 4]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 6]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 8]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 10]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 12]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 14]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 16]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 18]); + iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 20]); + ret = softing_fct_cmd(card, 17, "initialize_interface"); + if (ret < 0) + goto failed; + /* enable_fifo */ + ret = softing_fct_cmd(card, 36, "enable_fifo"); + if (ret < 0) + goto failed; + /* enable fifo tx ack */ + ret = softing_fct_cmd(card, 13, "fifo_tx_ack[0]"); + if (ret < 0) + goto failed; + /* enable fifo tx ack2 */ + ret = softing_fct_cmd(card, 14, "fifo_tx_ack[1]"); + if (ret < 0) + goto failed; + /* start_chip */ + ret = softing_fct_cmd(card, 11, "start_chip"); + if (ret < 0) + goto failed; + iowrite8(0, &card->dpram[DPRAM_INFO_BUSSTATE]); + iowrite8(0, &card->dpram[DPRAM_INFO_BUSSTATE2]); + if (card->pdat->generation < 2) { + iowrite8(0, &card->dpram[DPRAM_V2_IRQ_TOHOST]); + /* flush the DPRAM caches */ + wmb(); + } + + softing_initialize_timestamp(card); + + /* + * do socketcan notifications/status changes + * from here, no errors should occur, or the failed: part + * must be reviewed + */ + memset(&msg, 0, sizeof(msg)); + msg.can_id = CAN_ERR_FLAG | CAN_ERR_RESTARTED; + msg.can_dlc = CAN_ERR_DLC; + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + if (!(bus_bitmask_start & (1 << j))) + continue; + netdev = card->net[j]; + if (!netdev) + continue; + priv = netdev_priv(netdev); + priv->can.state = CAN_STATE_ERROR_ACTIVE; + open_candev(netdev); + if (dev != netdev) { + /* notify other busses on the restart */ + softing_netdev_rx(netdev, &msg, ktime_set(0, 0)); + ++priv->can.can_stats.restarts; + } + netif_wake_queue(netdev); + } + + /* enable interrupts */ + ret = softing_enable_irq(card, 1); + if (ret) + goto failed; +card_done: + mutex_unlock(&card->fw.lock); + return 0; +invalid: + ret = -EINVAL; +failed: + softing_enable_irq(card, 0); + softing_reset_chip(card); + mutex_unlock(&card->fw.lock); + /* bring all other interfaces down */ + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + netdev = card->net[j]; + if (!netdev) + continue; + dev_close(netdev); + } + return ret; +} + +int softing_default_output(struct net_device *netdev) +{ + struct softing_priv *priv = netdev_priv(netdev); + struct softing *card = priv->card; + + switch (priv->chip) { + case 1000: + return (card->pdat->generation < 2) ? 0xfb : 0xfa; + case 5: + return 0x60; + default: + return 0x40; + } +} diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c new file mode 100644 index 0000000..5157e15 --- /dev/null +++ b/drivers/net/can/softing/softing_main.c @@ -0,0 +1,893 @@ +/* + * Copyright (C) 2008-2010 + * + * - Kurt Van Dijck, EIA Electronics + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the version 2 of the GNU General Public License + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/version.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/interrupt.h> + +#include "softing.h" + +#define TX_ECHO_SKB_MAX (((TXMAX+1)/2)-1) + +/* + * test is a specific CAN netdev + * is online (ie. up 'n running, not sleeping, not busoff + */ +static inline int canif_is_active(struct net_device *netdev) +{ + struct can_priv *can = netdev_priv(netdev); + + if (!netif_running(netdev)) + return 0; + return (can->state <= CAN_STATE_ERROR_PASSIVE); +} + +/* reset DPRAM */ +static inline void softing_set_reset_dpram(struct softing *card) +{ + if (card->pdat->generation >= 2) { + spin_lock_bh(&card->spin); + iowrite8(ioread8(&card->dpram[DPRAM_V2_RESET]) & ~1, + &card->dpram[DPRAM_V2_RESET]); + spin_unlock_bh(&card->spin); + } +} + +static inline void softing_clr_reset_dpram(struct softing *card) +{ + if (card->pdat->generation >= 2) { + spin_lock_bh(&card->spin); + iowrite8(ioread8(&card->dpram[DPRAM_V2_RESET]) | 1, + &card->dpram[DPRAM_V2_RESET]); + spin_unlock_bh(&card->spin); + } +} + +/* trigger the tx queue-ing */ +static netdev_tx_t softing_netdev_start_xmit(struct sk_buff *skb, + struct net_device *dev) +{ + struct softing_priv *priv = netdev_priv(dev); + struct softing *card = priv->card; + int ret; + uint8_t *ptr; + uint8_t fifo_wr, fifo_rd; + struct can_frame *cf = (struct can_frame *)skb->data; + uint8_t buf[DPRAM_TX_SIZE]; + + if (can_dropped_invalid_skb(dev, skb)) + return NETDEV_TX_OK; + + spin_lock(&card->spin); + + ret = NETDEV_TX_BUSY; + if (!card->fw.up || + (card->tx.pending >= TXMAX) || + (priv->tx.pending >= TX_ECHO_SKB_MAX)) + goto xmit_done; + fifo_wr = ioread8(&card->dpram[DPRAM_TX_WR]); + fifo_rd = ioread8(&card->dpram[DPRAM_TX_RD]); + if (fifo_wr == fifo_rd) + /* fifo full */ + goto xmit_done; + memset(buf, 0, sizeof(buf)); + ptr = buf; + *ptr = CMD_TX; + if (cf->can_id & CAN_RTR_FLAG) + *ptr |= CMD_RTR; + if (cf->can_id & CAN_EFF_FLAG) + *ptr |= CMD_XTD; + if (priv->index) + *ptr |= CMD_BUS2; + ++ptr; + *ptr++ = cf->can_dlc; + *ptr++ = (cf->can_id >> 0); + *ptr++ = (cf->can_id >> 8); + if (cf->can_id & CAN_EFF_FLAG) { + *ptr++ = (cf->can_id >> 16); + *ptr++ = (cf->can_id >> 24); + } else { + /* increment 1, not 2 as you might think */ + ptr += 1; + } + if (!(cf->can_id & CAN_RTR_FLAG)) + memcpy(ptr, &cf->data[0], cf->can_dlc); + memcpy_toio(&card->dpram[DPRAM_TX + DPRAM_TX_SIZE * fifo_wr], + buf, DPRAM_TX_SIZE); + if (++fifo_wr >= DPRAM_TX_CNT) + fifo_wr = 0; + iowrite8(fifo_wr, &card->dpram[DPRAM_TX_WR]); + card->tx.last_bus = priv->index; + ++card->tx.pending; + ++priv->tx.pending; + can_put_echo_skb(skb, dev, priv->tx.echo_put); + ++priv->tx.echo_put; + if (priv->tx.echo_put >= TX_ECHO_SKB_MAX) + priv->tx.echo_put = 0; + /* can_put_echo_skb() saves the skb, safe to return TX_OK */ + ret = NETDEV_TX_OK; +xmit_done: + spin_unlock(&card->spin); + if (card->tx.pending >= TXMAX) { + int j; + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + if (card->net[j]) + netif_stop_queue(card->net[j]); + } + } + if (ret != NETDEV_TX_OK) + netif_stop_queue(dev); + + return ret; +} + +/* + * shortcut for skb delivery + */ +int softing_netdev_rx(struct net_device *netdev, const struct can_frame *msg, + ktime_t ktime) +{ + struct sk_buff *skb; + struct can_frame *cf; + + skb = alloc_can_skb(netdev, &cf); + if (!skb) + return -ENOMEM; + memcpy(cf, msg, sizeof(*msg)); + skb->tstamp = ktime; + return netif_rx(skb); +} + +/* + * softing_handle_1 + * pop 1 entry from the DPRAM queue, and process + */ +static int softing_handle_1(struct softing *card) +{ + struct net_device *netdev; + struct softing_priv *priv; + ktime_t ktime; + struct can_frame msg; + int cnt = 0, lost_msg; + uint8_t fifo_rd, fifo_wr, cmd; + uint8_t *ptr; + uint32_t tmp_u32; + uint8_t buf[DPRAM_RX_SIZE]; + + memset(&msg, 0, sizeof(msg)); + /* test for lost msgs */ + lost_msg = ioread8(&card->dpram[DPRAM_RX_LOST]); + if (lost_msg) { + int j; + /* reset condition */ + iowrite8(0, &card->dpram[DPRAM_RX_LOST]); + /* prepare msg */ + msg.can_id = CAN_ERR_FLAG | CAN_ERR_CRTL; + msg.can_dlc = CAN_ERR_DLC; + msg.data[1] = CAN_ERR_CRTL_RX_OVERFLOW; + /* + * service to all busses, we don't know which it was applicable + * but only service busses that are online + */ + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + netdev = card->net[j]; + if (!netdev) + continue; + if (!canif_is_active(netdev)) + /* a dead bus has no overflows */ + continue; + ++netdev->stats.rx_over_errors; + softing_netdev_rx(netdev, &msg, ktime_set(0, 0)); + } + /* prepare for other use */ + memset(&msg, 0, sizeof(msg)); + ++cnt; + } + + fifo_rd = ioread8(&card->dpram[DPRAM_RX_RD]); + fifo_wr = ioread8(&card->dpram[DPRAM_RX_WR]); + + if (++fifo_rd >= DPRAM_RX_CNT) + fifo_rd = 0; + if (fifo_wr == fifo_rd) + return cnt; + + memcpy_fromio(buf, &card->dpram[DPRAM_RX + DPRAM_RX_SIZE*fifo_rd], + DPRAM_RX_SIZE); + mb(); + /* trigger dual port RAM */ + iowrite8(fifo_rd, &card->dpram[DPRAM_RX_RD]); + + ptr = buf; + cmd = *ptr++; + if (cmd == 0xff) + /* not quite usefull, probably the card has got out */ + return 0; + netdev = card->net[0]; + if (cmd & CMD_BUS2) + netdev = card->net[1]; + priv = netdev_priv(netdev); + + if (cmd & CMD_ERR) { + uint8_t can_state, state; + + state = *ptr++; + + msg.can_id = CAN_ERR_FLAG; + msg.can_dlc = CAN_ERR_DLC; + + if (state & SF_MASK_BUSOFF) { + can_state = CAN_STATE_BUS_OFF; + msg.can_id |= CAN_ERR_BUSOFF; + state = STATE_BUSOFF; + } else if (state & SF_MASK_EPASSIVE) { + can_state = CAN_STATE_ERROR_PASSIVE; + msg.can_id |= CAN_ERR_CRTL; + msg.data[1] = CAN_ERR_CRTL_TX_PASSIVE; + state = STATE_EPASSIVE; + } else { + can_state = CAN_STATE_ERROR_ACTIVE; + msg.can_id |= CAN_ERR_CRTL; + state = STATE_EACTIVE; + } + /* update DPRAM */ + iowrite8(state, &card->dpram[priv->index ? + DPRAM_INFO_BUSSTATE2 : DPRAM_INFO_BUSSTATE]); + /* timestamp */ + tmp_u32 = le32_to_cpup((void *)ptr); + ptr += 4; + ktime = softing_raw2ktime(card, tmp_u32); + + ++netdev->stats.rx_errors; + /* update internal status */ + if (can_state != priv->can.state) { + priv->can.state = can_state; + if (can_state == CAN_STATE_ERROR_PASSIVE) + ++priv->can.can_stats.error_passive; + else if (can_state == CAN_STATE_BUS_OFF) { + /* this calls can_close_cleanup() */ + can_bus_off(netdev); + netif_stop_queue(netdev); + } + /* trigger socketcan */ + softing_netdev_rx(netdev, &msg, ktime); + } + + } else { + if (cmd & CMD_RTR) + msg.can_id |= CAN_RTR_FLAG; + msg.can_dlc = get_can_dlc(*ptr++); + if (cmd & CMD_XTD) { + msg.can_id |= CAN_EFF_FLAG; + msg.can_id |= le32_to_cpup((void *)ptr); + ptr += 4; + } else { + msg.can_id |= le16_to_cpup((void *)ptr); + ptr += 2; + } + /* timestamp */ + tmp_u32 = le32_to_cpup((void *)ptr); + ptr += 4; + ktime = softing_raw2ktime(card, tmp_u32); + if (!(msg.can_id & CAN_RTR_FLAG)) + memcpy(&msg.data[0], ptr, 8); + ptr += 8; + /* update socket */ + if (cmd & CMD_ACK) { + /* acknowledge, was tx msg */ + struct sk_buff *skb; + skb = priv->can.echo_skb[priv->tx.echo_get]; + if (skb) + skb->tstamp = ktime; + can_get_echo_skb(netdev, priv->tx.echo_get); + ++priv->tx.echo_get; + if (priv->tx.echo_get >= TX_ECHO_SKB_MAX) + priv->tx.echo_get = 0; + if (priv->tx.pending) + --priv->tx.pending; + if (card->tx.pending) + --card->tx.pending; + ++netdev->stats.tx_packets; + if (!(msg.can_id & CAN_RTR_FLAG)) + netdev->stats.tx_bytes += msg.can_dlc; + } else { + int ret; + + ret = softing_netdev_rx(netdev, &msg, ktime); + if (ret == NET_RX_SUCCESS) { + ++netdev->stats.rx_packets; + if (!(msg.can_id & CAN_RTR_FLAG)) + netdev->stats.rx_bytes += msg.can_dlc; + } else { + ++netdev->stats.rx_dropped; + } + } + } + ++cnt; + return cnt; +} + +/* + * real interrupt handler + */ +static irqreturn_t softing_irq_thread(int irq, void *dev_id) +{ + struct softing *card = (struct softing *)dev_id; + struct net_device *netdev; + struct softing_priv *priv; + int j, offset, work_done; + + work_done = 0; + spin_lock_bh(&card->spin); + while (softing_handle_1(card) > 0) { + ++card->irq.svc_count; + ++work_done; + } + spin_unlock_bh(&card->spin); + /* resume tx queue's */ + offset = card->tx.last_bus; + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + if (card->tx.pending >= TXMAX) + break; + netdev = card->net[(j + offset + 1) % card->pdat->nbus]; + if (!netdev) + continue; + priv = netdev_priv(netdev); + if (!canif_is_active(netdev)) + /* it makes no sense to wake dead busses */ + continue; + if (priv->tx.pending >= TX_ECHO_SKB_MAX) + continue; + ++work_done; + netif_wake_queue(netdev); + } + return work_done ? IRQ_HANDLED : IRQ_NONE; +} + +/* + * interrupt routines: + * schedule the 'real interrupt handler' + */ +static irqreturn_t softing_irq_v2(int irq, void *dev_id) +{ + struct softing *card = (struct softing *)dev_id; + uint8_t ir; + + ir = ioread8(&card->dpram[DPRAM_V2_IRQ_TOHOST]); + iowrite8(0, &card->dpram[DPRAM_V2_IRQ_TOHOST]); + return (1 == ir) ? IRQ_WAKE_THREAD : IRQ_NONE; +} + +static irqreturn_t softing_irq_v1(int irq, void *dev_id) +{ + struct softing *card = (struct softing *)dev_id; + uint8_t ir; + + ir = ioread8(&card->dpram[DPRAM_IRQ_TOHOST]); + iowrite8(0, &card->dpram[DPRAM_IRQ_TOHOST]); + return ir ? IRQ_WAKE_THREAD : IRQ_NONE; +} + +/* + * netdev/candev inter-operability + */ +static int softing_netdev_open(struct net_device *ndev) +{ + int ret; + + /* check or determine and set bittime */ + ret = open_candev(ndev); + if (!ret) + ret = softing_startstop(ndev, 1); + return ret; +} + +static int softing_netdev_stop(struct net_device *ndev) +{ + int ret; + + netif_stop_queue(ndev); + + /* softing cycle does close_candev() */ + ret = softing_startstop(ndev, 0); + return ret; +} + +static int softing_candev_set_mode(struct net_device *ndev, enum can_mode mode) +{ + int ret; + + switch (mode) { + case CAN_MODE_START: + /* softing_startstop does close_candev() */ + ret = softing_startstop(ndev, 1); + return ret; + case CAN_MODE_STOP: + case CAN_MODE_SLEEP: + return -EOPNOTSUPP; + } + return 0; +} + +/* + * Softing device management helpers + */ +int softing_enable_irq(struct softing *card, int enable) +{ + int ret; + + if (!card->irq.nr) { + return 0; + } else if (card->irq.requested && !enable) { + free_irq(card->irq.nr, card); + card->irq.requested = 0; + } else if (!card->irq.requested && enable) { + ret = request_threaded_irq(card->irq.nr, + (card->pdat->generation >= 2) ? + softing_irq_v2 : softing_irq_v1, + softing_irq_thread, IRQF_SHARED, + dev_name(&card->pdev->dev), card); + if (ret) { + dev_alert(&card->pdev->dev, + "request_threaded_irq(%u) failed\n", + card->irq.nr); + return ret; + } + card->irq.requested = 1; + } + return 0; +} + +static void softing_card_shutdown(struct softing *card) +{ + int fw_up = 0; + + if (mutex_lock_interruptible(&card->fw.lock)) + /* return -ERESTARTSYS */; + fw_up = card->fw.up; + card->fw.up = 0; + + if (card->irq.requested && card->irq.nr) { + free_irq(card->irq.nr, card); + card->irq.requested = 0; + } + if (fw_up) { + if (card->pdat->enable_irq) + card->pdat->enable_irq(card->pdev, 0); + softing_set_reset_dpram(card); + if (card->pdat->reset) + card->pdat->reset(card->pdev, 1); + } + mutex_unlock(&card->fw.lock); +} + +static __devinit int softing_card_boot(struct softing *card) +{ + int ret, j; + static const uint8_t stream[] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, }; + unsigned char back[sizeof(stream)]; + + if (mutex_lock_interruptible(&card->fw.lock)) + return -ERESTARTSYS; + if (card->fw.up) { + mutex_unlock(&card->fw.lock); + return 0; + } + /* reset board */ + if (card->pdat->enable_irq) + card->pdat->enable_irq(card->pdev, 1); + /* boot card */ + softing_set_reset_dpram(card); + if (card->pdat->reset) + card->pdat->reset(card->pdev, 1); + for (j = 0; (j + sizeof(stream)) < card->dpram_size; + j += sizeof(stream)) { + + memcpy_toio(&card->dpram[j], stream, sizeof(stream)); + /* flush IO cache */ + mb(); + memcpy_fromio(back, &card->dpram[j], sizeof(stream)); + + if (!memcmp(back, stream, sizeof(stream))) + continue; + /* memory is not equal */ + dev_alert(&card->pdev->dev, "dpram failed at 0x%04x\n", j); + ret = -EIO; + goto failed; + } + wmb(); + /* load boot firmware */ + ret = softing_load_fw(card->pdat->boot.fw, card, card->dpram, + card->dpram_size, + card->pdat->boot.offs - card->pdat->boot.addr); + if (ret < 0) + goto failed; + /* load loader firmware */ + ret = softing_load_fw(card->pdat->load.fw, card, card->dpram, + card->dpram_size, + card->pdat->load.offs - card->pdat->load.addr); + if (ret < 0) + goto failed; + + if (card->pdat->reset) + card->pdat->reset(card->pdev, 0); + softing_clr_reset_dpram(card); + ret = softing_bootloader_command(card, 0, "card boot"); + if (ret < 0) + goto failed; + ret = softing_load_app_fw(card->pdat->app.fw, card); + if (ret < 0) + goto failed; + + ret = softing_chip_poweron(card); + if (ret < 0) + goto failed; + + card->fw.up = 1; + mutex_unlock(&card->fw.lock); + return 0; +failed: + card->fw.up = 0; + if (card->pdat->enable_irq) + card->pdat->enable_irq(card->pdev, 0); + softing_set_reset_dpram(card); + if (card->pdat->reset) + card->pdat->reset(card->pdev, 1); + mutex_unlock(&card->fw.lock); + return ret; +} + +/* + * netdev sysfs + */ +static ssize_t show_channel(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct net_device *ndev = to_net_dev(dev); + struct softing_priv *priv = netdev2softing(ndev); + + return sprintf(buf, "%i\n", priv->index); +} + +static ssize_t show_chip(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct net_device *ndev = to_net_dev(dev); + struct softing_priv *priv = netdev2softing(ndev); + + return sprintf(buf, "%i\n", priv->chip); +} + +static ssize_t show_output(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct net_device *ndev = to_net_dev(dev); + struct softing_priv *priv = netdev2softing(ndev); + + return sprintf(buf, "0x%02x\n", priv->output); +} + +static ssize_t store_output(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct net_device *ndev = to_net_dev(dev); + struct softing_priv *priv = netdev2softing(ndev); + struct softing *card = priv->card; + unsigned long val; + int ret; + + ret = strict_strtoul(buf, 0, &val); + if (ret < 0) + return ret; + val &= 0xFF; + + ret = mutex_lock_interruptible(&card->fw.lock); + if (ret) + return -ERESTARTSYS; + if (netif_running(ndev)) { + mutex_unlock(&card->fw.lock); + return -EBUSY; + } + priv->output = val; + mutex_unlock(&card->fw.lock); + return count; +} + +static const DEVICE_ATTR(channel, S_IRUGO, show_channel, NULL); +static const DEVICE_ATTR(chip, S_IRUGO, show_chip, NULL); +static const DEVICE_ATTR(output, S_IRUGO | S_IWUSR, show_output, store_output); + +static const struct attribute *const netdev_sysfs_attrs[] = { + &dev_attr_channel.attr, + &dev_attr_chip.attr, + &dev_attr_output.attr, + NULL, +}; +static const struct attribute_group netdev_sysfs_group = { + .name = NULL, + .attrs = (struct attribute **)netdev_sysfs_attrs, +}; + +static const struct net_device_ops softing_netdev_ops = { + .ndo_open = softing_netdev_open, + .ndo_stop = softing_netdev_stop, + .ndo_start_xmit = softing_netdev_start_xmit, +}; + +static const struct can_bittiming_const softing_btr_const = { + .tseg1_min = 1, + .tseg1_max = 16, + .tseg2_min = 1, + .tseg2_max = 8, + .sjw_max = 4, /* overruled */ + .brp_min = 1, + .brp_max = 32, /* overruled */ + .brp_inc = 1, +}; + + +static __devinit struct net_device *softing_netdev_create(struct softing *card, + uint16_t chip_id) +{ + struct net_device *netdev; + struct softing_priv *priv; + + netdev = alloc_candev(sizeof(*priv), TX_ECHO_SKB_MAX); + if (!netdev) { + dev_alert(&card->pdev->dev, "alloc_candev failed\n"); + return NULL; + } + priv = netdev_priv(netdev); + priv->netdev = netdev; + priv->card = card; + memcpy(&priv->btr_const, &softing_btr_const, sizeof(priv->btr_const)); + priv->btr_const.brp_max = card->pdat->max_brp; + priv->btr_const.sjw_max = card->pdat->max_sjw; + priv->can.bittiming_const = &priv->btr_const; + priv->can.clock.freq = 8000000; + priv->chip = chip_id; + priv->output = softing_default_output(netdev); + SET_NETDEV_DEV(netdev, &card->pdev->dev); + + netdev->flags |= IFF_ECHO; + netdev->netdev_ops = &softing_netdev_ops; + priv->can.do_set_mode = softing_candev_set_mode; + priv->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES; + + return netdev; +} + +static __devinit int softing_netdev_register(struct net_device *netdev) +{ + int ret; + + netdev->sysfs_groups[0] = &netdev_sysfs_group; + ret = register_candev(netdev); + if (ret) { + dev_alert(&netdev->dev, "register failed\n"); + return ret; + } + return 0; +} + +static void softing_netdev_cleanup(struct net_device *netdev) +{ + unregister_candev(netdev); + free_candev(netdev); +} + +/* + * sysfs for Platform device + */ +#define DEV_ATTR_RO(name, member) \ +static ssize_t show_##name(struct device *dev, \ + struct device_attribute *attr, char *buf) \ +{ \ + struct softing *card = platform_get_drvdata(to_platform_device(dev)); \ + return sprintf(buf, "%u\n", card->member); \ +} \ +static DEVICE_ATTR(name, 0444, show_##name, NULL) + +#define DEV_ATTR_RO_STR(name, member) \ +static ssize_t show_##name(struct device *dev, \ + struct device_attribute *attr, char *buf) \ +{ \ + struct softing *card = platform_get_drvdata(to_platform_device(dev)); \ + return sprintf(buf, "%s\n", card->member); \ +} \ +static DEVICE_ATTR(name, 0444, show_##name, NULL) + +DEV_ATTR_RO(serial, id.serial); +DEV_ATTR_RO_STR(firmware, pdat->app.fw); +DEV_ATTR_RO(firmware_version, id.fw_version); +DEV_ATTR_RO_STR(hardware, pdat->name); +DEV_ATTR_RO(hardware_version, id.hw_version); +DEV_ATTR_RO(license, id.license); +DEV_ATTR_RO(frequency, id.freq); +DEV_ATTR_RO(txpending, tx.pending); + +static struct attribute *softing_pdev_attrs[] = { + &dev_attr_serial.attr, + &dev_attr_firmware.attr, + &dev_attr_firmware_version.attr, + &dev_attr_hardware.attr, + &dev_attr_hardware_version.attr, + &dev_attr_license.attr, + &dev_attr_frequency.attr, + &dev_attr_txpending.attr, + NULL, +}; + +static const struct attribute_group softing_pdev_group = { + .name = NULL, + .attrs = softing_pdev_attrs, +}; + +/* + * platform driver + */ +static __devexit int softing_pdev_remove(struct platform_device *pdev) +{ + struct softing *card = platform_get_drvdata(pdev); + int j; + + /* first, disable card*/ + softing_card_shutdown(card); + + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + if (!card->net[j]) + continue; + softing_netdev_cleanup(card->net[j]); + card->net[j] = NULL; + } + sysfs_remove_group(&pdev->dev.kobj, &softing_pdev_group); + + iounmap(card->dpram); + kfree(card); + return 0; +} + +static __devinit int softing_pdev_probe(struct platform_device *pdev) +{ + const struct softing_platform_data *pdat = pdev->dev.platform_data; + struct softing *card; + struct net_device *netdev; + struct softing_priv *priv; + struct resource *pres; + int ret; + int j; + + if (!pdat) { + dev_warn(&pdev->dev, "no platform data\n"); + return -EINVAL; + } + if (pdat->nbus > ARRAY_SIZE(card->net)) { + dev_warn(&pdev->dev, "%u nets??\n", pdat->nbus); + return -EINVAL; + } + + card = kzalloc(sizeof(*card), GFP_KERNEL); + if (!card) + return -ENOMEM; + card->pdat = pdat; + card->pdev = pdev; + platform_set_drvdata(pdev, card); + mutex_init(&card->fw.lock); + spin_lock_init(&card->spin); + + ret = -EINVAL; + pres = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!pres) + goto platform_resource_failed;; + card->dpram_phys = pres->start; + card->dpram_size = pres->end - pres->start + 1; + card->dpram = ioremap_nocache(card->dpram_phys, card->dpram_size); + if (!card->dpram) { + dev_alert(&card->pdev->dev, "dpram ioremap failed\n"); + goto ioremap_failed; + } + + pres = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (pres) + card->irq.nr = pres->start; + + /* reset card */ + ret = softing_card_boot(card); + if (ret < 0) { + dev_alert(&pdev->dev, "failed to boot\n"); + goto boot_failed; + } + + /* only now, the chip's are known */ + card->id.freq = card->pdat->freq; + + ret = sysfs_create_group(&pdev->dev.kobj, &softing_pdev_group); + if (ret < 0) { + dev_alert(&card->pdev->dev, "sysfs failed\n"); + goto sysfs_failed; + } + + ret = -ENOMEM; + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + card->net[j] = netdev = + softing_netdev_create(card, card->id.chip[j]); + if (!netdev) { + dev_alert(&pdev->dev, "failed to make can[%i]", j); + goto netdev_failed; + } + priv = netdev_priv(card->net[j]); + priv->index = j; + ret = softing_netdev_register(netdev); + if (ret) { + free_candev(netdev); + card->net[j] = NULL; + dev_alert(&card->pdev->dev, + "failed to register can[%i]\n", j); + goto netdev_failed; + } + } + dev_info(&card->pdev->dev, "%s ready.\n", card->pdat->name); + return 0; + +netdev_failed: + for (j = 0; j < ARRAY_SIZE(card->net); ++j) { + if (!card->net[j]) + continue; + softing_netdev_cleanup(card->net[j]); + } + sysfs_remove_group(&pdev->dev.kobj, &softing_pdev_group); +sysfs_failed: + softing_card_shutdown(card); +boot_failed: + iounmap(card->dpram); +ioremap_failed: +platform_resource_failed: + kfree(card); + return ret; +} + +static struct platform_driver softing_driver = { + .driver = { + .name = "softing", + .owner = THIS_MODULE, + }, + .probe = softing_pdev_probe, + .remove = __devexit_p(softing_pdev_remove), +}; + +MODULE_ALIAS("platform:softing"); + +static int __init softing_start(void) +{ + return platform_driver_register(&softing_driver); +} + +static void __exit softing_stop(void) +{ + platform_driver_unregister(&softing_driver); +} + +module_init(softing_start); +module_exit(softing_stop); + +MODULE_DESCRIPTION("Softing DPRAM CAN driver"); +MODULE_AUTHOR("Kurt Van Dijck <kurt.van.dijck@eia.be>"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/can/softing/softing_platform.h b/drivers/net/can/softing/softing_platform.h new file mode 100644 index 0000000..ebbf698 --- /dev/null +++ b/drivers/net/can/softing/softing_platform.h @@ -0,0 +1,40 @@ + +#include <linux/platform_device.h> + +#ifndef _SOFTING_DEVICE_H_ +#define _SOFTING_DEVICE_H_ + +/* softing firmware directory prefix */ +#define fw_dir "softing-4.6/" + +struct softing_platform_data { + unsigned int manf; + unsigned int prod; + /* + * generation + * 1st with NEC or SJA1000 + * 8bit, exclusive interrupt, ... + * 2nd only SJA1000 + * 16bit, shared interrupt + */ + int generation; + int nbus; /* # busses on device */ + unsigned int freq; /* operating frequency in Hz */ + unsigned int max_brp; + unsigned int max_sjw; + unsigned long dpram_size; + const char *name; + struct { + unsigned long offs; + unsigned long addr; + const char *fw; + } boot, load, app; + /* + * reset() function + * bring pdev in or out of reset, depending on value + */ + int (*reset)(struct platform_device *pdev, int value); + int (*enable_irq)(struct platform_device *pdev, int value); +}; + +#endif diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 263a294..7ff170c 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -699,13 +699,13 @@ static void cnic_free_dma(struct cnic_dev *dev, struct cnic_dma *dma) static void cnic_setup_page_tbl(struct cnic_dev *dev, struct cnic_dma *dma) { int i; - u32 *page_table = dma->pgtbl; + __le32 *page_table = (__le32 *) dma->pgtbl; for (i = 0; i < dma->num_pages; i++) { /* Each entry needs to be in big endian format. */ - *page_table = (u32) ((u64) dma->pg_map_arr[i] >> 32); + *page_table = cpu_to_le32((u64) dma->pg_map_arr[i] >> 32); page_table++; - *page_table = (u32) dma->pg_map_arr[i]; + *page_table = cpu_to_le32(dma->pg_map_arr[i] & 0xffffffff); page_table++; } } @@ -713,13 +713,13 @@ static void cnic_setup_page_tbl(struct cnic_dev *dev, struct cnic_dma *dma) static void cnic_setup_page_tbl_le(struct cnic_dev *dev, struct cnic_dma *dma) { int i; - u32 *page_table = dma->pgtbl; + __le32 *page_table = (__le32 *) dma->pgtbl; for (i = 0; i < dma->num_pages; i++) { /* Each entry needs to be in little endian format. */ - *page_table = dma->pg_map_arr[i] & 0xffffffff; + *page_table = cpu_to_le32(dma->pg_map_arr[i] & 0xffffffff); page_table++; - *page_table = (u32) ((u64) dma->pg_map_arr[i] >> 32); + *page_table = cpu_to_le32((u64) dma->pg_map_arr[i] >> 32); page_table++; } } diff --git a/drivers/net/cxgb4/cxgb4_main.c b/drivers/net/cxgb4/cxgb4_main.c index 059c1ee..ec35d45 100644 --- a/drivers/net/cxgb4/cxgb4_main.c +++ b/drivers/net/cxgb4/cxgb4_main.c @@ -2710,6 +2710,8 @@ static int cxgb_open(struct net_device *dev) struct port_info *pi = netdev_priv(dev); struct adapter *adapter = pi->adapter; + netif_carrier_off(dev); + if (!(adapter->flags & FULL_INIT_DONE)) { err = cxgb_up(adapter); if (err < 0) @@ -3661,7 +3663,6 @@ static int __devinit init_one(struct pci_dev *pdev, pi->xact_addr_filt = -1; pi->rx_offload = RX_CSO; pi->port_id = i; - netif_carrier_off(netdev); netdev->irq = pdev->irq; netdev->features |= NETIF_F_SG | TSO_FLAGS; diff --git a/drivers/net/pch_gbe/pch_gbe_main.c b/drivers/net/pch_gbe/pch_gbe_main.c index d735530..1bf1233 100644 --- a/drivers/net/pch_gbe/pch_gbe_main.c +++ b/drivers/net/pch_gbe/pch_gbe_main.c @@ -2247,7 +2247,7 @@ static void pch_gbe_remove(struct pci_dev *pdev) struct net_device *netdev = pci_get_drvdata(pdev); struct pch_gbe_adapter *adapter = netdev_priv(netdev); - flush_scheduled_work(); + cancel_work_sync(&adapter->reset_task); unregister_netdev(netdev); pch_gbe_hal_phy_hw_reset(&adapter->hw); diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 7841a8f..93b32d3 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -60,12 +60,6 @@ #define BAR_0 0 #define BAR_2 2 -#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) -#define TG3_VLAN_TAG_USED 1 -#else -#define TG3_VLAN_TAG_USED 0 -#endif - #include "tg3.h" #define DRV_MODULE_NAME "tg3" @@ -134,9 +128,6 @@ TG3_TX_RING_SIZE) #define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1)) -#define TG3_RX_DMA_ALIGN 16 -#define TG3_RX_HEADROOM ALIGN(VLAN_HLEN, TG3_RX_DMA_ALIGN) - #define TG3_DMA_BYTE_ENAB 64 #define TG3_RX_STD_DMA_SZ 1536 @@ -4722,8 +4713,6 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) struct sk_buff *skb; dma_addr_t dma_addr; u32 opaque_key, desc_idx, *post_ptr; - bool hw_vlan __maybe_unused = false; - u16 vtag __maybe_unused = 0; desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK; opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK; @@ -4782,12 +4771,12 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) tg3_recycle_rx(tnapi, tpr, opaque_key, desc_idx, *post_ptr); - copy_skb = netdev_alloc_skb(tp->dev, len + VLAN_HLEN + + copy_skb = netdev_alloc_skb(tp->dev, len + TG3_RAW_IP_ALIGN); if (copy_skb == NULL) goto drop_it_no_recycle; - skb_reserve(copy_skb, TG3_RAW_IP_ALIGN + VLAN_HLEN); + skb_reserve(copy_skb, TG3_RAW_IP_ALIGN); skb_put(copy_skb, len); pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE); skb_copy_from_linear_data(skb, copy_skb->data, len); @@ -4814,30 +4803,11 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) } if (desc->type_flags & RXD_FLAG_VLAN && - !(tp->rx_mode & RX_MODE_KEEP_VLAN_TAG)) { - vtag = desc->err_vlan & RXD_VLAN_MASK; -#if TG3_VLAN_TAG_USED - if (tp->vlgrp) - hw_vlan = true; - else -#endif - { - struct vlan_ethhdr *ve = (struct vlan_ethhdr *) - __skb_push(skb, VLAN_HLEN); - - memmove(ve, skb->data + VLAN_HLEN, - ETH_ALEN * 2); - ve->h_vlan_proto = htons(ETH_P_8021Q); - ve->h_vlan_TCI = htons(vtag); - } - } + !(tp->rx_mode & RX_MODE_KEEP_VLAN_TAG)) + __vlan_hwaccel_put_tag(skb, + desc->err_vlan & RXD_VLAN_MASK); -#if TG3_VLAN_TAG_USED - if (hw_vlan) - vlan_gro_receive(&tnapi->napi, tp->vlgrp, vtag, skb); - else -#endif - napi_gro_receive(&tnapi->napi, skb); + napi_gro_receive(&tnapi->napi, skb); received++; budget--; @@ -5740,11 +5710,9 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, base_flags |= TXD_FLAG_TCPUDP_CSUM; } -#if TG3_VLAN_TAG_USED if (vlan_tx_tag_present(skb)) base_flags |= (TXD_FLAG_VLAN | (vlan_tx_tag_get(skb) << 16)); -#endif len = skb_headlen(skb); @@ -5986,11 +5954,10 @@ static netdev_tx_t tg3_start_xmit_dma_bug(struct sk_buff *skb, } } } -#if TG3_VLAN_TAG_USED + if (vlan_tx_tag_present(skb)) base_flags |= (TXD_FLAG_VLAN | (vlan_tx_tag_get(skb) << 16)); -#endif if ((tp->tg3_flags3 & TG3_FLG3_USE_JUMBO_BDFLAG) && !mss && skb->len > VLAN_ETH_FRAME_LEN) @@ -9532,17 +9499,10 @@ static void __tg3_set_rx_mode(struct net_device *dev) rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC | RX_MODE_KEEP_VLAN_TAG); +#if !defined(CONFIG_VLAN_8021Q) && !defined(CONFIG_VLAN_8021Q_MODULE) /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG * flag clear. */ -#if TG3_VLAN_TAG_USED - if (!tp->vlgrp && - !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) - rx_mode |= RX_MODE_KEEP_VLAN_TAG; -#else - /* By definition, VLAN is disabled always in this - * case. - */ if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) rx_mode |= RX_MODE_KEEP_VLAN_TAG; #endif @@ -11230,31 +11190,6 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return -EOPNOTSUPP; } -#if TG3_VLAN_TAG_USED -static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) -{ - struct tg3 *tp = netdev_priv(dev); - - if (!netif_running(dev)) { - tp->vlgrp = grp; - return; - } - - tg3_netif_stop(tp); - - tg3_full_lock(tp, 0); - - tp->vlgrp = grp; - - /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */ - __tg3_set_rx_mode(dev); - - tg3_netif_start(tp); - - tg3_full_unlock(tp); -} -#endif - static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) { struct tg3 *tp = netdev_priv(dev); @@ -13066,9 +13001,7 @@ static struct pci_dev * __devinit tg3_find_peer(struct tg3 *); static void inline vlan_features_add(struct net_device *dev, unsigned long flags) { -#if TG3_VLAN_TAG_USED dev->vlan_features |= flags; -#endif } static inline u32 tg3_rx_ret_ring_size(struct tg3 *tp) @@ -13861,11 +13794,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) else tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES; - tp->rx_offset = NET_IP_ALIGN + TG3_RX_HEADROOM; + tp->rx_offset = NET_IP_ALIGN; tp->rx_copy_thresh = TG3_RX_COPY_THRESHOLD; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 && (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) { - tp->rx_offset -= NET_IP_ALIGN; + tp->rx_offset = 0; #ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS tp->rx_copy_thresh = ~(u16)0; #endif @@ -14629,9 +14562,6 @@ static const struct net_device_ops tg3_netdev_ops = { .ndo_do_ioctl = tg3_ioctl, .ndo_tx_timeout = tg3_tx_timeout, .ndo_change_mtu = tg3_change_mtu, -#if TG3_VLAN_TAG_USED - .ndo_vlan_rx_register = tg3_vlan_rx_register, -#endif #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = tg3_poll_controller, #endif @@ -14648,9 +14578,6 @@ static const struct net_device_ops tg3_netdev_ops_dma_bug = { .ndo_do_ioctl = tg3_ioctl, .ndo_tx_timeout = tg3_tx_timeout, .ndo_change_mtu = tg3_change_mtu, -#if TG3_VLAN_TAG_USED - .ndo_vlan_rx_register = tg3_vlan_rx_register, -#endif #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = tg3_poll_controller, #endif @@ -14700,9 +14627,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, SET_NETDEV_DEV(dev, &pdev->dev); -#if TG3_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; -#endif tp = netdev_priv(dev); tp->pdev = pdev; diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index d62c8d9..f528243 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -2808,9 +2808,6 @@ struct tg3 { u32 rx_std_max_post; u32 rx_offset; u32 rx_pkt_map_sz; -#if TG3_VLAN_TAG_USED - struct vlan_group *vlgrp; -#endif /* begin "everything else" cacheline(s) section */ diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index 5e98643..7dc8497 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -406,6 +406,7 @@ static int kaweth_download_firmware(struct kaweth_device *kaweth, if (fw->size > KAWETH_FIRMWARE_BUF_SIZE) { err("Firmware too big: %zu", fw->size); + release_firmware(fw); return -ENOSPC; } data_len = fw->size; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 1afb8bb..9f01e50 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -369,6 +369,9 @@ static void ath9k_hw_init_config(struct ath_hw *ah) else ah->config.ht_enable = 0; + /* PAPRD needs some more work to be enabled */ + ah->config.paprd_disable = 1; + ah->config.rx_intr_mitigation = true; ah->config.pcieSerDesWrite = true; @@ -1933,7 +1936,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) pCap->rx_status_len = sizeof(struct ar9003_rxs); pCap->tx_desc_len = sizeof(struct ar9003_txc); pCap->txs_len = sizeof(struct ar9003_txs); - if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) + if (!ah->config.paprd_disable && + ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) pCap->hw_caps |= ATH9K_HW_CAP_PAPRD; } else { pCap->tx_desc_len = sizeof(struct ath_desc); diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 5a3dfec..ea9fde6 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -225,6 +225,7 @@ struct ath9k_ops_config { u32 pcie_waen; u8 analog_shiftreg; u8 ht_enable; + u8 paprd_disable; u32 ofdm_trig_low; u32 ofdm_trig_high; u32 cck_trig_high; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index f90a6ca..c79c97b 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -592,14 +592,12 @@ void ath9k_tasklet(unsigned long data) u32 status = sc->intrstatus; u32 rxmask; - ath9k_ps_wakeup(sc); - if (status & ATH9K_INT_FATAL) { ath_reset(sc, true); - ath9k_ps_restore(sc); return; } + ath9k_ps_wakeup(sc); spin_lock(&sc->sc_pcu_lock); if (!ath9k_hw_check_alive(ah)) @@ -969,6 +967,7 @@ int ath_reset(struct ath_softc *sc, bool retry_tx) /* Stop ANI */ del_timer_sync(&common->ani.timer); + ath9k_ps_wakeup(sc); spin_lock_bh(&sc->sc_pcu_lock); ieee80211_stop_queues(hw); @@ -1015,6 +1014,7 @@ int ath_reset(struct ath_softc *sc, bool retry_tx) /* Start ANI */ ath_start_ani(common); + ath9k_ps_restore(sc); return r; } @@ -1701,7 +1701,9 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) skip_chan_change: if (changed & IEEE80211_CONF_CHANGE_POWER) { sc->config.txpowlimit = 2 * conf->power_level; + ath9k_ps_wakeup(sc); ath_update_txpow(sc); + ath9k_ps_restore(sc); } spin_lock_bh(&sc->wiphy_lock); diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 332d1fe..33a37ed 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -2113,9 +2113,7 @@ static void ath_tx_complete_poll_work(struct work_struct *work) if (needreset) { ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET, "tx hung, resetting the chip\n"); - ath9k_ps_wakeup(sc); ath_reset(sc, true); - ath9k_ps_restore(sc); } ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 3f1e5f1..91a9f52 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -2624,6 +2624,7 @@ struct iwl_cfg iwl4965_agn_cfg = { .fw_name_pre = IWL4965_FW_PRE, .ucode_api_max = IWL4965_UCODE_API_MAX, .ucode_api_min = IWL4965_UCODE_API_MIN, + .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, .valid_tx_ant = ANT_AB, .valid_rx_ant = ANT_ABC, .eeprom_ver = EEPROM_4965_EEPROM_VERSION, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c index 14ceb4d..27b5a3e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c @@ -152,11 +152,14 @@ int iwl_eeprom_check_sku(struct iwl_priv *priv) eeprom_sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP); - priv->cfg->sku = ((eeprom_sku & EEPROM_SKU_CAP_BAND_SELECTION) >> + if (!priv->cfg->sku) { + /* not using sku overwrite */ + priv->cfg->sku = + ((eeprom_sku & EEPROM_SKU_CAP_BAND_SELECTION) >> EEPROM_SKU_CAP_BAND_POS); - if (eeprom_sku & EEPROM_SKU_CAP_11N_ENABLE) - priv->cfg->sku |= IWL_SKU_N; - + if (eeprom_sku & EEPROM_SKU_CAP_11N_ENABLE) + priv->cfg->sku |= IWL_SKU_N; + } if (!priv->cfg->sku) { IWL_ERR(priv, "Invalid device sku\n"); return -EINVAL; diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 0b4e859..029be3c 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2446,6 +2446,7 @@ static struct usb_device_id rt73usb_device_table[] = { { USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x148f, 0x2671), USB_DEVICE_DATA(&rt73usb_ops) }, + { USB_DEVICE(0x0812, 0x3101), USB_DEVICE_DATA(&rt73usb_ops) }, /* Qcom */ { USB_DEVICE(0x18e8, 0x6196), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x18e8, 0x6229), USB_DEVICE_DATA(&rt73usb_ops) }, diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 0fa36aa..1758d44 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -619,6 +619,13 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw) struct sk_buff *uskb = NULL; u8 *pdata; uskb = dev_alloc_skb(skb->len + 128); + if (!uskb) { + RT_TRACE(rtlpriv, + (COMP_INTR | COMP_RECV), + DBG_EMERG, + ("can't alloc rx skb\n")); + goto done; + } memcpy(IEEE80211_SKB_RXCB(uskb), &rx_status, sizeof(rx_status)); @@ -641,7 +648,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw) new_skb = dev_alloc_skb(rtlpci->rxbuffersize); if (unlikely(!new_skb)) { RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV), - DBG_DMESG, + DBG_EMERG, ("can't alloc skb for rx\n")); goto done; } @@ -1066,9 +1073,9 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw) struct sk_buff *skb = dev_alloc_skb(rtlpci->rxbuffersize); u32 bufferaddress; - entry = &rtlpci->rx_ring[rx_queue_idx].desc[i]; if (!skb) return 0; + entry = &rtlpci->rx_ring[rx_queue_idx].desc[i]; /*skb->dev = dev; */ diff --git a/drivers/parport/share.c b/drivers/parport/share.c index a2d9d1e..a848e02 100644 --- a/drivers/parport/share.c +++ b/drivers/parport/share.c @@ -678,7 +678,7 @@ void parport_unregister_device(struct pardevice *dev) /* Make sure we haven't left any pointers around in the wait * list. */ - spin_lock (&port->waitlist_lock); + spin_lock_irq(&port->waitlist_lock); if (dev->waitprev || dev->waitnext || port->waithead == dev) { if (dev->waitprev) dev->waitprev->waitnext = dev->waitnext; @@ -689,7 +689,7 @@ void parport_unregister_device(struct pardevice *dev) else port->waittail = dev->waitprev; } - spin_unlock (&port->waitlist_lock); + spin_unlock_irq(&port->waitlist_lock); kfree(dev->state); kfree(dev); diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c index 1752ef0..a91d510 100644 --- a/drivers/platform/x86/intel_scu_ipc.c +++ b/drivers/platform/x86/intel_scu_ipc.c @@ -26,7 +26,6 @@ #include <linux/sfi.h> #include <asm/mrst.h> #include <asm/intel_scu_ipc.h> -#include <asm/mrst.h> /* IPC defines the following message types */ #define IPCMSG_WATCHDOG_TIMER 0xF8 /* Set Kernel Watchdog Threshold */ @@ -161,7 +160,7 @@ static int pwr_reg_rdwr(u16 *addr, u8 *data, u32 count, u32 op, u32 id) { int i, nc, bytes, d; u32 offset = 0; - u32 err = 0; + int err; u8 cbuf[IPC_WWBUF_SIZE] = { }; u32 *wbuf = (u32 *)&cbuf; @@ -404,7 +403,7 @@ EXPORT_SYMBOL(intel_scu_ipc_update_register); */ int intel_scu_ipc_simple_command(int cmd, int sub) { - u32 err = 0; + int err; mutex_lock(&ipclock); if (ipcdev.pdev == NULL) { @@ -434,8 +433,7 @@ EXPORT_SYMBOL(intel_scu_ipc_simple_command); int intel_scu_ipc_command(int cmd, int sub, u32 *in, int inlen, u32 *out, int outlen) { - u32 err = 0; - int i = 0; + int i, err; mutex_lock(&ipclock); if (ipcdev.pdev == NULL) { diff --git a/drivers/platform/x86/intel_scu_ipcutil.c b/drivers/platform/x86/intel_scu_ipcutil.c index ba3231d..b93a032 100644 --- a/drivers/platform/x86/intel_scu_ipcutil.c +++ b/drivers/platform/x86/intel_scu_ipcutil.c @@ -128,6 +128,6 @@ static void __exit ipc_module_exit(void) module_init(ipc_module_init); module_exit(ipc_module_exit); -MODULE_LICENSE("GPL V2"); +MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("Utility driver for intel scu ipc"); MODULE_AUTHOR("Sreedhara <sreedhara.ds@intel.com>"); diff --git a/drivers/pps/clients/pps-ktimer.c b/drivers/pps/clients/pps-ktimer.c index 2728469..82583b0 100644 --- a/drivers/pps/clients/pps-ktimer.c +++ b/drivers/pps/clients/pps-ktimer.c @@ -46,8 +46,6 @@ static void pps_ktimer_event(unsigned long ptr) /* First of all we get the time stamp... */ pps_get_ts(&ts); - dev_info(pps->dev, "PPS event at %lu\n", jiffies); - pps_event(pps, &ts, PPS_CAPTUREASSERT, NULL); mod_timer(&ktimer, jiffies + HZ); diff --git a/drivers/pps/clients/pps_parport.c b/drivers/pps/clients/pps_parport.c index 32221ef..c571d6d 100644 --- a/drivers/pps/clients/pps_parport.c +++ b/drivers/pps/clients/pps_parport.c @@ -163,7 +163,7 @@ static void parport_attach(struct parport *port) } device->pardev = parport_register_device(port, KBUILD_MODNAME, - NULL, NULL, parport_irq, 0, device); + NULL, NULL, parport_irq, PARPORT_FLAG_EXCL, device); if (!device->pardev) { pr_err("couldn't register with %s\n", port->name); goto err_free; diff --git a/drivers/pps/generators/pps_gen_parport.c b/drivers/pps/generators/pps_gen_parport.c index 5c32f8d..b93af3e 100644 --- a/drivers/pps/generators/pps_gen_parport.c +++ b/drivers/pps/generators/pps_gen_parport.c @@ -198,7 +198,7 @@ static void parport_attach(struct parport *port) } device.pardev = parport_register_device(port, KBUILD_MODNAME, - NULL, NULL, NULL, 0, &device); + NULL, NULL, NULL, PARPORT_FLAG_EXCL, &device); if (!device.pardev) { pr_err("couldn't register with %s\n", port->name); return; diff --git a/drivers/rapidio/rio-scan.c b/drivers/rapidio/rio-scan.c index 467e82b..a50391b 100644 --- a/drivers/rapidio/rio-scan.c +++ b/drivers/rapidio/rio-scan.c @@ -943,6 +943,8 @@ static int rio_enum_complete(struct rio_mport *port) * @port: Master port to send transactions * @destid: Current destination ID in network * @hopcount: Number of hops into the network + * @prev: previous rio_dev + * @prev_port: previous port number * * Recursively discovers a RIO network. Transactions are sent via the * master port passed in @port. diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 4941cad..cdd9719 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -97,18 +97,6 @@ config RTC_INTF_DEV If unsure, say Y. -config RTC_INTF_DEV_UIE_EMUL - bool "RTC UIE emulation on dev interface" - depends on RTC_INTF_DEV - help - Provides an emulation for RTC_UIE if the underlying rtc chip - driver does not expose RTC_UIE ioctls. Those requests generate - once-per-second update interrupts, used for synchronization. - - The emulation code will read the time from the hardware - clock several times per second, please enable this option - only if you know that you really need it. - config RTC_DRV_TEST tristate "Test driver/device" help diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index 90384b9..925006d 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -16,6 +16,9 @@ #include <linux/log2.h> #include <linux/workqueue.h> +static int rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer); +static void rtc_timer_remove(struct rtc_device *rtc, struct rtc_timer *timer); + static int __rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm) { int err; @@ -120,12 +123,18 @@ int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) err = mutex_lock_interruptible(&rtc->ops_lock); if (err) return err; - alarm->enabled = rtc->aie_timer.enabled; - if (alarm->enabled) + if (rtc->ops == NULL) + err = -ENODEV; + else if (!rtc->ops->read_alarm) + err = -EINVAL; + else { + memset(alarm, 0, sizeof(struct rtc_wkalrm)); + alarm->enabled = rtc->aie_timer.enabled; alarm->time = rtc_ktime_to_tm(rtc->aie_timer.node.expires); + } mutex_unlock(&rtc->ops_lock); - return 0; + return err; } EXPORT_SYMBOL_GPL(rtc_read_alarm); @@ -175,16 +184,14 @@ int rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) return err; if (rtc->aie_timer.enabled) { rtc_timer_remove(rtc, &rtc->aie_timer); - rtc->aie_timer.enabled = 0; } rtc->aie_timer.node.expires = rtc_tm_to_ktime(alarm->time); rtc->aie_timer.period = ktime_set(0, 0); if (alarm->enabled) { - rtc->aie_timer.enabled = 1; - rtc_timer_enqueue(rtc, &rtc->aie_timer); + err = rtc_timer_enqueue(rtc, &rtc->aie_timer); } mutex_unlock(&rtc->ops_lock); - return 0; + return err; } EXPORT_SYMBOL_GPL(rtc_set_alarm); @@ -195,15 +202,15 @@ int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled) return err; if (rtc->aie_timer.enabled != enabled) { - if (enabled) { - rtc->aie_timer.enabled = 1; - rtc_timer_enqueue(rtc, &rtc->aie_timer); - } else { + if (enabled) + err = rtc_timer_enqueue(rtc, &rtc->aie_timer); + else rtc_timer_remove(rtc, &rtc->aie_timer); - rtc->aie_timer.enabled = 0; - } } + if (err) + return err; + if (!rtc->ops) err = -ENODEV; else if (!rtc->ops->alarm_irq_enable) @@ -235,12 +242,9 @@ int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled) now = rtc_tm_to_ktime(tm); rtc->uie_rtctimer.node.expires = ktime_add(now, onesec); rtc->uie_rtctimer.period = ktime_set(1, 0); - rtc->uie_rtctimer.enabled = 1; - rtc_timer_enqueue(rtc, &rtc->uie_rtctimer); - } else { + err = rtc_timer_enqueue(rtc, &rtc->uie_rtctimer); + } else rtc_timer_remove(rtc, &rtc->uie_rtctimer); - rtc->uie_rtctimer.enabled = 0; - } out: mutex_unlock(&rtc->ops_lock); @@ -488,10 +492,13 @@ EXPORT_SYMBOL_GPL(rtc_irq_set_freq); * Enqueues a timer onto the rtc devices timerqueue and sets * the next alarm event appropriately. * + * Sets the enabled bit on the added timer. + * * Must hold ops_lock for proper serialization of timerqueue */ -void rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer) +static int rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer) { + timer->enabled = 1; timerqueue_add(&rtc->timerqueue, &timer->node); if (&timer->node == timerqueue_getnext(&rtc->timerqueue)) { struct rtc_wkalrm alarm; @@ -501,7 +508,13 @@ void rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer) err = __rtc_set_alarm(rtc, &alarm); if (err == -ETIME) schedule_work(&rtc->irqwork); + else if (err) { + timerqueue_del(&rtc->timerqueue, &timer->node); + timer->enabled = 0; + return err; + } } + return 0; } /** @@ -512,13 +525,15 @@ void rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer) * Removes a timer onto the rtc devices timerqueue and sets * the next alarm event appropriately. * + * Clears the enabled bit on the removed timer. + * * Must hold ops_lock for proper serialization of timerqueue */ -void rtc_timer_remove(struct rtc_device *rtc, struct rtc_timer *timer) +static void rtc_timer_remove(struct rtc_device *rtc, struct rtc_timer *timer) { struct timerqueue_node *next = timerqueue_getnext(&rtc->timerqueue); timerqueue_del(&rtc->timerqueue, &timer->node); - + timer->enabled = 0; if (next == &timer->node) { struct rtc_wkalrm alarm; int err; @@ -626,8 +641,7 @@ int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer* timer, timer->node.expires = expires; timer->period = period; - timer->enabled = 1; - rtc_timer_enqueue(rtc, timer); + ret = rtc_timer_enqueue(rtc, timer); mutex_unlock(&rtc->ops_lock); return ret; @@ -645,7 +659,6 @@ int rtc_timer_cancel(struct rtc_device *rtc, struct rtc_timer* timer) mutex_lock(&rtc->ops_lock); if (timer->enabled) rtc_timer_remove(rtc, timer); - timer->enabled = 0; mutex_unlock(&rtc->ops_lock); return ret; } diff --git a/drivers/sh/intc/chip.c b/drivers/sh/intc/chip.c index de885a0..f33e2dd 100644 --- a/drivers/sh/intc/chip.c +++ b/drivers/sh/intc/chip.c @@ -173,7 +173,8 @@ int intc_set_priority(unsigned int irq, unsigned int prio) return 0; } -#define VALID(x) (x | 0x80) +#define SENSE_VALID_FLAG 0x80 +#define VALID(x) (x | SENSE_VALID_FLAG) static unsigned char intc_irq_sense_table[IRQ_TYPE_SENSE_MASK + 1] = { [IRQ_TYPE_EDGE_FALLING] = VALID(0), @@ -201,7 +202,8 @@ static int intc_set_type(struct irq_data *data, unsigned int type) ihp = intc_find_irq(d->sense, d->nr_sense, irq); if (ihp) { addr = INTC_REG(d, _INTC_ADDR_E(ihp->handle), 0); - intc_reg_fns[_INTC_FN(ihp->handle)](addr, ihp->handle, value); + intc_reg_fns[_INTC_FN(ihp->handle)](addr, ihp->handle, + value & ~SENSE_VALID_FLAG); } return 0; diff --git a/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c b/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c index 0e298db..29b8ab4 100644 --- a/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c +++ b/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c @@ -360,8 +360,8 @@ int PSSendOps(void *arg) status = 1; goto complete; } - len = (firmware->size > MAX_BDADDR_FORMAT_LENGTH)? MAX_BDADDR_FORMAT_LENGTH: firmware->size; - memcpy(config_bdaddr, firmware->data,len); + len = min(firmware->size, MAX_BDADDR_FORMAT_LENGTH - 1); + memcpy(config_bdaddr, firmware->data, len); config_bdaddr[len] = '\0'; write_bdaddr(hdev,config_bdaddr,BDADDR_TYPE_STRING); A_RELEASE_FIRMWARE(firmware); diff --git a/drivers/staging/brcm80211/sys/wl_mac80211.c b/drivers/staging/brcm80211/sys/wl_mac80211.c index bdd629d..f123588 100644 --- a/drivers/staging/brcm80211/sys/wl_mac80211.c +++ b/drivers/staging/brcm80211/sys/wl_mac80211.c @@ -209,11 +209,8 @@ static void wl_ops_stop(struct ieee80211_hw *hw) struct wl_info *wl = hw->priv; ASSERT(wl); WL_LOCK(wl); - wl_down(wl); ieee80211_stop_queues(hw); WL_UNLOCK(wl); - - return; } static int @@ -246,7 +243,14 @@ wl_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) static void wl_ops_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - return; + struct wl_info *wl; + + wl = HW_TO_WL(hw); + + /* put driver in down state */ + WL_LOCK(wl); + wl_down(wl); + WL_UNLOCK(wl); } static int @@ -779,7 +783,7 @@ static struct wl_info *wl_attach(u16 vendor, u16 device, unsigned long regs, wl_found++; return wl; - fail: +fail: wl_free(wl); fail1: return NULL; @@ -1090,7 +1094,6 @@ wl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; } -#ifdef LINUXSTA_PS static int wl_suspend(struct pci_dev *pdev, pm_message_t state) { struct wl_info *wl; @@ -1105,11 +1108,12 @@ static int wl_suspend(struct pci_dev *pdev, pm_message_t state) return -ENODEV; } + /* only need to flag hw is down for proper resume */ WL_LOCK(wl); - wl_down(wl); wl->pub->hw_up = false; WL_UNLOCK(wl); - pci_save_state(pdev, wl->pci_psstate); + + pci_save_state(pdev); pci_disable_device(pdev); return pci_set_power_state(pdev, PCI_D3hot); } @@ -1133,7 +1137,7 @@ static int wl_resume(struct pci_dev *pdev) if (err) return err; - pci_restore_state(pdev, wl->pci_psstate); + pci_restore_state(pdev); err = pci_enable_device(pdev); if (err) @@ -1145,13 +1149,12 @@ static int wl_resume(struct pci_dev *pdev) if ((val & 0x0000ff00) != 0) pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); - WL_LOCK(wl); - err = wl_up(wl); - WL_UNLOCK(wl); - + /* + * done. driver will be put in up state + * in wl_ops_add_interface() call. + */ return err; } -#endif /* LINUXSTA_PS */ static void wl_remove(struct pci_dev *pdev) { @@ -1184,14 +1187,12 @@ static void wl_remove(struct pci_dev *pdev) } static struct pci_driver wl_pci_driver = { - .name = "brcm80211", - .probe = wl_pci_probe, -#ifdef LINUXSTA_PS - .suspend = wl_suspend, - .resume = wl_resume, -#endif /* LINUXSTA_PS */ - .remove = __devexit_p(wl_remove), - .id_table = wl_id_table, + .name = "brcm80211", + .probe = wl_pci_probe, + .suspend = wl_suspend, + .resume = wl_resume, + .remove = __devexit_p(wl_remove), + .id_table = wl_id_table, }; /** diff --git a/drivers/staging/brcm80211/sys/wlc_mac80211.c b/drivers/staging/brcm80211/sys/wlc_mac80211.c index 1d5d01a..a130386 100644 --- a/drivers/staging/brcm80211/sys/wlc_mac80211.c +++ b/drivers/staging/brcm80211/sys/wlc_mac80211.c @@ -5126,7 +5126,6 @@ wlc_sendpkt_mac80211(struct wlc_info *wlc, struct sk_buff *sdu, fifo = prio2fifo[prio]; ASSERT((uint) skb_headroom(sdu) >= TXOFF); - ASSERT(!(sdu->cloned)); ASSERT(!(sdu->next)); ASSERT(!(sdu->prev)); ASSERT(fifo < NFIFO); diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c index 4d1868d..0728c3c 100644 --- a/drivers/staging/comedi/drivers/ni_labpc.c +++ b/drivers/staging/comedi/drivers/ni_labpc.c @@ -575,7 +575,8 @@ int labpc_common_attach(struct comedi_device *dev, unsigned long iobase, /* grab our IRQ */ if (irq) { isr_flags = 0; - if (thisboard->bustype == pci_bustype) + if (thisboard->bustype == pci_bustype + || thisboard->bustype == pcmcia_bustype) isr_flags |= IRQF_SHARED; if (request_irq(irq, labpc_interrupt, isr_flags, driver_labpc.driver_name, dev)) { diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c index b3d05fc..4fb8094 100644 --- a/drivers/staging/hv/blkvsc_drv.c +++ b/drivers/staging/hv/blkvsc_drv.c @@ -368,6 +368,7 @@ static int blkvsc_probe(struct device *device) blkdev->gd->first_minor = 0; blkdev->gd->fops = &block_ops; blkdev->gd->private_data = blkdev; + blkdev->gd->driverfs_dev = &(blkdev->device_ctx->device); sprintf(blkdev->gd->disk_name, "hd%c", 'a' + devnum); blkvsc_do_inquiry(blkdev); diff --git a/drivers/staging/hv/netvsc.c b/drivers/staging/hv/netvsc.c index df9cd13..0edbe74 100644 --- a/drivers/staging/hv/netvsc.c +++ b/drivers/staging/hv/netvsc.c @@ -1279,7 +1279,7 @@ static void netvsc_channel_cb(void *context) /* ASSERT(device); */ packet = kzalloc(NETVSC_PACKET_SIZE * sizeof(unsigned char), - GFP_KERNEL); + GFP_ATOMIC); if (!packet) return; buffer = packet; diff --git a/drivers/staging/hv/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c index 0147b40..54706a1 100644 --- a/drivers/staging/hv/netvsc_drv.c +++ b/drivers/staging/hv/netvsc_drv.c @@ -358,7 +358,6 @@ static int netvsc_probe(struct device *device) /* Set initial state */ netif_carrier_off(net); - netif_stop_queue(net); net_device_ctx = netdev_priv(net); net_device_ctx->device_ctx = device_ctx; diff --git a/drivers/staging/iio/adc/ad7476_core.c b/drivers/staging/iio/adc/ad7476_core.c index deb68c8..b8b54da 100644 --- a/drivers/staging/iio/adc/ad7476_core.c +++ b/drivers/staging/iio/adc/ad7476_core.c @@ -68,7 +68,7 @@ static ssize_t ad7476_show_scale(struct device *dev, /* Corresponds to Vref / 2^(bits) */ unsigned int scale_uv = (st->int_vref_mv * 1000) >> st->chip_info->bits; - return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000); + return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000); } static IIO_DEVICE_ATTR(in_scale, S_IRUGO, ad7476_show_scale, NULL, 0); diff --git a/drivers/staging/iio/adc/ad7887_core.c b/drivers/staging/iio/adc/ad7887_core.c index 6859089..5d85efa 100644 --- a/drivers/staging/iio/adc/ad7887_core.c +++ b/drivers/staging/iio/adc/ad7887_core.c @@ -68,7 +68,7 @@ static ssize_t ad7887_show_scale(struct device *dev, /* Corresponds to Vref / 2^(bits) */ unsigned int scale_uv = (st->int_vref_mv * 1000) >> st->chip_info->bits; - return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000); + return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000); } static IIO_DEVICE_ATTR(in_scale, S_IRUGO, ad7887_show_scale, NULL, 0); diff --git a/drivers/staging/iio/adc/ad799x_core.c b/drivers/staging/iio/adc/ad799x_core.c index 6309d52..89ccf37 100644 --- a/drivers/staging/iio/adc/ad799x_core.c +++ b/drivers/staging/iio/adc/ad799x_core.c @@ -432,7 +432,7 @@ static ssize_t ad799x_show_scale(struct device *dev, /* Corresponds to Vref / 2^(bits) */ unsigned int scale_uv = (st->int_vref_mv * 1000) >> st->chip_info->bits; - return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000); + return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000); } static IIO_DEVICE_ATTR(in_scale, S_IRUGO, ad799x_show_scale, NULL, 0); diff --git a/drivers/staging/iio/dac/ad5446.c b/drivers/staging/iio/dac/ad5446.c index e3387cd..0f87eca 100644 --- a/drivers/staging/iio/dac/ad5446.c +++ b/drivers/staging/iio/dac/ad5446.c @@ -87,7 +87,7 @@ static ssize_t ad5446_show_scale(struct device *dev, /* Corresponds to Vref / 2^(bits) */ unsigned int scale_uv = (st->vref_mv * 1000) >> st->chip_info->bits; - return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000); + return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000); } static IIO_DEVICE_ATTR(out_scale, S_IRUGO, ad5446_show_scale, NULL, 0); diff --git a/drivers/staging/msm/msm_fb.c b/drivers/staging/msm/msm_fb.c index 23fa049..a2f29d4 100644 --- a/drivers/staging/msm/msm_fb.c +++ b/drivers/staging/msm/msm_fb.c @@ -347,7 +347,7 @@ static int msm_fb_suspend(struct platform_device *pdev, pm_message_t state) if ((!mfd) || (mfd->key != MFD_KEY)) return 0; - acquire_console_sem(); + console_lock(); fb_set_suspend(mfd->fbi, 1); ret = msm_fb_suspend_sub(mfd); @@ -358,7 +358,7 @@ static int msm_fb_suspend(struct platform_device *pdev, pm_message_t state) pdev->dev.power.power_state = state; } - release_console_sem(); + console_unlock(); return ret; } #else @@ -431,11 +431,11 @@ static int msm_fb_resume(struct platform_device *pdev) if ((!mfd) || (mfd->key != MFD_KEY)) return 0; - acquire_console_sem(); + console_lock(); ret = msm_fb_resume_sub(mfd); pdev->dev.power.power_state = PMSG_ON; fb_set_suspend(mfd->fbi, 1); - release_console_sem(); + console_unlock(); return ret; } diff --git a/drivers/staging/olpc_dcon/olpc_dcon.c b/drivers/staging/olpc_dcon/olpc_dcon.c index 9f26dc9..56a283d 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon.c +++ b/drivers/staging/olpc_dcon/olpc_dcon.c @@ -373,17 +373,17 @@ static void dcon_source_switch(struct work_struct *work) * * For now, we just hope.. */ - acquire_console_sem(); + console_lock(); ignore_fb_events = 1; if (fb_blank(fbinfo, FB_BLANK_UNBLANK)) { ignore_fb_events = 0; - release_console_sem(); + console_unlock(); printk(KERN_ERR "olpc-dcon: Failed to enter CPU mode\n"); dcon_pending = DCON_SOURCE_DCON; return; } ignore_fb_events = 0; - release_console_sem(); + console_unlock(); /* And turn off the DCON */ pdata->set_dconload(1); @@ -435,12 +435,12 @@ static void dcon_source_switch(struct work_struct *work) } } - acquire_console_sem(); + console_lock(); ignore_fb_events = 1; if (fb_blank(fbinfo, FB_BLANK_POWERDOWN)) printk(KERN_ERR "olpc-dcon: couldn't blank fb!\n"); ignore_fb_events = 0; - release_console_sem(); + console_unlock(); printk(KERN_INFO "olpc-dcon: The DCON has control\n"); break; diff --git a/drivers/staging/rt2860/rt_main_dev.c b/drivers/staging/rt2860/rt_main_dev.c index 701561d..236dd36 100644 --- a/drivers/staging/rt2860/rt_main_dev.c +++ b/drivers/staging/rt2860/rt_main_dev.c @@ -484,8 +484,6 @@ struct net_device *RtmpPhyNetDevInit(struct rt_rtmp_adapter *pAd, net_dev->ml_priv = (void *)pAd; pAd->net_dev = net_dev; - netif_stop_queue(net_dev); - return net_dev; } diff --git a/drivers/staging/rt2860/usb_main_dev.c b/drivers/staging/rt2860/usb_main_dev.c index ee68d51..322bf49 100644 --- a/drivers/staging/rt2860/usb_main_dev.c +++ b/drivers/staging/rt2860/usb_main_dev.c @@ -106,6 +106,7 @@ struct usb_device_id rtusb_usb_id[] = { {USB_DEVICE(0x0411, 0x016f)}, /* MelCo.,Inc. WLI-UC-G301N */ {USB_DEVICE(0x1737, 0x0070)}, /* Linksys WUSB100 */ {USB_DEVICE(0x1737, 0x0071)}, /* Linksys WUSB600N */ + {USB_DEVICE(0x1737, 0x0078)}, /* Linksys WUSB100v2 */ {USB_DEVICE(0x0411, 0x00e8)}, /* Buffalo WLI-UC-G300N */ {USB_DEVICE(0x050d, 0x815c)}, /* Belkin F5D8053 */ {USB_DEVICE(0x100D, 0x9031)}, /* Motorola 2770 */ diff --git a/drivers/staging/rtl8712/hal_init.c b/drivers/staging/rtl8712/hal_init.c index 32088a6..84be383 100644 --- a/drivers/staging/rtl8712/hal_init.c +++ b/drivers/staging/rtl8712/hal_init.c @@ -128,12 +128,13 @@ static u8 rtl8712_dl_fw(struct _adapter *padapter) u8 *ptmpchar = NULL, *ppayload, *ptr; struct tx_desc *ptx_desc; u32 txdscp_sz = sizeof(struct tx_desc); + u8 ret = _FAIL; ulfilelength = rtl871x_open_fw(padapter, &phfwfile_hdl, &pmappedfw); if (pmappedfw && (ulfilelength > 0)) { update_fwhdr(&fwhdr, pmappedfw); if (chk_fwhdr(&fwhdr, ulfilelength) == _FAIL) - goto exit_fail; + goto firmware_rel; fill_fwpriv(padapter, &fwhdr.fwpriv); /* firmware check ok */ maxlen = (fwhdr.img_IMEM_size > fwhdr.img_SRAM_size) ? @@ -141,7 +142,7 @@ static u8 rtl8712_dl_fw(struct _adapter *padapter) maxlen += txdscp_sz; ptmpchar = _malloc(maxlen + FWBUFF_ALIGN_SZ); if (ptmpchar == NULL) - return _FAIL; + goto firmware_rel; ptx_desc = (struct tx_desc *)(ptmpchar + FWBUFF_ALIGN_SZ - ((addr_t)(ptmpchar) & (FWBUFF_ALIGN_SZ - 1))); @@ -273,11 +274,13 @@ static u8 rtl8712_dl_fw(struct _adapter *padapter) goto exit_fail; } else goto exit_fail; - return _SUCCESS; + ret = _SUCCESS; exit_fail: kfree(ptmpchar); - return _FAIL; +firmware_rel: + release_firmware((struct firmware *)phfwfile_hdl); + return ret; } uint rtl8712_hal_init(struct _adapter *padapter) diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c index a692ee8..21ce2af 100644 --- a/drivers/staging/rtl8712/usb_intf.c +++ b/drivers/staging/rtl8712/usb_intf.c @@ -47,54 +47,123 @@ static int r871xu_drv_init(struct usb_interface *pusb_intf, static void r871xu_dev_remove(struct usb_interface *pusb_intf); static struct usb_device_id rtl871x_usb_id_tbl[] = { - /*92SU - * Realtek */ - {USB_DEVICE(0x0bda, 0x8171)}, - {USB_DEVICE(0x0bda, 0x8172)}, + +/* RTL8188SU */ + /* Realtek */ + {USB_DEVICE(0x0BDA, 0x8171)}, {USB_DEVICE(0x0bda, 0x8173)}, - {USB_DEVICE(0x0bda, 0x8174)}, {USB_DEVICE(0x0bda, 0x8712)}, {USB_DEVICE(0x0bda, 0x8713)}, {USB_DEVICE(0x0bda, 0xC512)}, - /* Abocom */ + /* Abocom */ {USB_DEVICE(0x07B8, 0x8188)}, + /* ASUS */ + {USB_DEVICE(0x0B05, 0x1786)}, + {USB_DEVICE(0x0B05, 0x1791)}, /* 11n mode disable */ + /* Belkin */ + {USB_DEVICE(0x050D, 0x945A)}, /* Corega */ - {USB_DEVICE(0x07aa, 0x0047)}, - /* Dlink */ - {USB_DEVICE(0x07d1, 0x3303)}, - {USB_DEVICE(0x07d1, 0x3302)}, - {USB_DEVICE(0x07d1, 0x3300)}, - /* Dlink for Skyworth */ - {USB_DEVICE(0x14b2, 0x3300)}, - {USB_DEVICE(0x14b2, 0x3301)}, - {USB_DEVICE(0x14b2, 0x3302)}, + {USB_DEVICE(0x07AA, 0x0047)}, + /* D-Link */ + {USB_DEVICE(0x2001, 0x3306)}, + {USB_DEVICE(0x07D1, 0x3306)}, /* 11n mode disable */ + /* Edimax */ + {USB_DEVICE(0x7392, 0x7611)}, /* EnGenius */ {USB_DEVICE(0x1740, 0x9603)}, - {USB_DEVICE(0x1740, 0x9605)}, + /* Hawking */ + {USB_DEVICE(0x0E66, 0x0016)}, + /* Hercules */ + {USB_DEVICE(0x06F8, 0xE034)}, + {USB_DEVICE(0x06F8, 0xE032)}, + /* Logitec */ + {USB_DEVICE(0x0789, 0x0167)}, + /* PCI */ + {USB_DEVICE(0x2019, 0xAB28)}, + {USB_DEVICE(0x2019, 0xED16)}, + /* Sitecom */ + {USB_DEVICE(0x0DF6, 0x0057)}, + {USB_DEVICE(0x0DF6, 0x0045)}, + {USB_DEVICE(0x0DF6, 0x0059)}, /* 11n mode disable */ + {USB_DEVICE(0x0DF6, 0x004B)}, + {USB_DEVICE(0x0DF6, 0x0063)}, + /* Sweex */ + {USB_DEVICE(0x177F, 0x0154)}, + /* Thinkware */ + {USB_DEVICE(0x0BDA, 0x5077)}, + /* Toshiba */ + {USB_DEVICE(0x1690, 0x0752)}, + /* - */ + {USB_DEVICE(0x20F4, 0x646B)}, + {USB_DEVICE(0x083A, 0xC512)}, + +/* RTL8191SU */ + /* Realtek */ + {USB_DEVICE(0x0BDA, 0x8172)}, + /* Amigo */ + {USB_DEVICE(0x0EB0, 0x9061)}, + /* ASUS/EKB */ + {USB_DEVICE(0x0BDA, 0x8172)}, + {USB_DEVICE(0x13D3, 0x3323)}, + {USB_DEVICE(0x13D3, 0x3311)}, /* 11n mode disable */ + {USB_DEVICE(0x13D3, 0x3342)}, + /* ASUS/EKBLenovo */ + {USB_DEVICE(0x13D3, 0x3333)}, + {USB_DEVICE(0x13D3, 0x3334)}, + {USB_DEVICE(0x13D3, 0x3335)}, /* 11n mode disable */ + {USB_DEVICE(0x13D3, 0x3336)}, /* 11n mode disable */ + /* ASUS/Media BOX */ + {USB_DEVICE(0x13D3, 0x3309)}, /* Belkin */ - {USB_DEVICE(0x050d, 0x815F)}, - {USB_DEVICE(0x050d, 0x945A)}, - {USB_DEVICE(0x050d, 0x845A)}, - /* Guillemot */ - {USB_DEVICE(0x06f8, 0xe031)}, + {USB_DEVICE(0x050D, 0x815F)}, + /* D-Link */ + {USB_DEVICE(0x07D1, 0x3302)}, + {USB_DEVICE(0x07D1, 0x3300)}, + {USB_DEVICE(0x07D1, 0x3303)}, /* Edimax */ - {USB_DEVICE(0x7392, 0x7611)}, {USB_DEVICE(0x7392, 0x7612)}, - {USB_DEVICE(0x7392, 0x7622)}, - /* Sitecom */ - {USB_DEVICE(0x0DF6, 0x0045)}, + /* EnGenius */ + {USB_DEVICE(0x1740, 0x9605)}, + /* Guillemot */ + {USB_DEVICE(0x06F8, 0xE031)}, /* Hawking */ {USB_DEVICE(0x0E66, 0x0015)}, - {USB_DEVICE(0x0E66, 0x0016)}, - {USB_DEVICE(0x0b05, 0x1786)}, - {USB_DEVICE(0x0b05, 0x1791)}, /* 11n mode disable */ - + /* Mediao */ {USB_DEVICE(0x13D3, 0x3306)}, - {USB_DEVICE(0x13D3, 0x3309)}, + /* PCI */ + {USB_DEVICE(0x2019, 0xED18)}, + {USB_DEVICE(0x2019, 0x4901)}, + /* Sitecom */ + {USB_DEVICE(0x0DF6, 0x0058)}, + {USB_DEVICE(0x0DF6, 0x0049)}, + {USB_DEVICE(0x0DF6, 0x004C)}, + {USB_DEVICE(0x0DF6, 0x0064)}, + /* Skyworth */ + {USB_DEVICE(0x14b2, 0x3300)}, + {USB_DEVICE(0x14b2, 0x3301)}, + {USB_DEVICE(0x14B2, 0x3302)}, + /* - */ + {USB_DEVICE(0x04F2, 0xAFF2)}, + {USB_DEVICE(0x04F2, 0xAFF5)}, + {USB_DEVICE(0x04F2, 0xAFF6)}, + {USB_DEVICE(0x13D3, 0x3339)}, + {USB_DEVICE(0x13D3, 0x3340)}, /* 11n mode disable */ + {USB_DEVICE(0x13D3, 0x3341)}, /* 11n mode disable */ {USB_DEVICE(0x13D3, 0x3310)}, - {USB_DEVICE(0x13D3, 0x3311)}, /* 11n mode disable */ {USB_DEVICE(0x13D3, 0x3325)}, - {USB_DEVICE(0x083A, 0xC512)}, + +/* RTL8192SU */ + /* Realtek */ + {USB_DEVICE(0x0BDA, 0x8174)}, + {USB_DEVICE(0x0BDA, 0x8174)}, + /* Belkin */ + {USB_DEVICE(0x050D, 0x845A)}, + /* Corega */ + {USB_DEVICE(0x07AA, 0x0051)}, + /* Edimax */ + {USB_DEVICE(0x7392, 0x7622)}, + /* NEC */ + {USB_DEVICE(0x0409, 0x02B6)}, {} }; @@ -103,8 +172,20 @@ MODULE_DEVICE_TABLE(usb, rtl871x_usb_id_tbl); static struct specific_device_id specific_device_id_tbl[] = { {.idVendor = 0x0b05, .idProduct = 0x1791, .flags = SPEC_DEV_ID_DISABLE_HT}, + {.idVendor = 0x0df6, .idProduct = 0x0059, + .flags = SPEC_DEV_ID_DISABLE_HT}, + {.idVendor = 0x13d3, .idProduct = 0x3306, + .flags = SPEC_DEV_ID_DISABLE_HT}, {.idVendor = 0x13D3, .idProduct = 0x3311, .flags = SPEC_DEV_ID_DISABLE_HT}, + {.idVendor = 0x13d3, .idProduct = 0x3335, + .flags = SPEC_DEV_ID_DISABLE_HT}, + {.idVendor = 0x13d3, .idProduct = 0x3336, + .flags = SPEC_DEV_ID_DISABLE_HT}, + {.idVendor = 0x13d3, .idProduct = 0x3340, + .flags = SPEC_DEV_ID_DISABLE_HT}, + {.idVendor = 0x13d3, .idProduct = 0x3341, + .flags = SPEC_DEV_ID_DISABLE_HT}, {} }; diff --git a/drivers/staging/sm7xx/smtcfb.c b/drivers/staging/sm7xx/smtcfb.c index 0bc113c..d007e4a 100644 --- a/drivers/staging/sm7xx/smtcfb.c +++ b/drivers/staging/sm7xx/smtcfb.c @@ -1044,9 +1044,9 @@ static int __maybe_unused smtcfb_suspend(struct pci_dev *pdev, pm_message_t msg) /* when doing suspend, call fb apis and pci apis */ if (msg.event == PM_EVENT_SUSPEND) { - acquire_console_sem(); + console_lock(); fb_set_suspend(&sfb->fb, 1); - release_console_sem(); + console_unlock(); retv = pci_save_state(pdev); pci_disable_device(pdev); retv = pci_choose_state(pdev, msg); @@ -1105,9 +1105,9 @@ static int __maybe_unused smtcfb_resume(struct pci_dev *pdev) smtcfb_setmode(sfb); - acquire_console_sem(); + console_lock(); fb_set_suspend(&sfb->fb, 0); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c index 408bb9b..07a7f54 100644 --- a/drivers/staging/speakup/kobjects.c +++ b/drivers/staging/speakup/kobjects.c @@ -332,7 +332,7 @@ static ssize_t silent_store(struct kobject *kobj, struct kobj_attribute *attr, unsigned long flags; len = strlen(buf); - if (len > 0 || len < 3) { + if (len > 0 && len < 3) { ch = buf[0]; if (ch == '\n') ch = '0'; diff --git a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c index e8f047e..80183a7 100644 --- a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c +++ b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c @@ -986,12 +986,6 @@ static int __devinit synaptics_rmi4_probe input_set_abs_params(rmi4_data->input_dev, ABS_MT_TOUCH_MAJOR, 0, MAX_TOUCH_MAJOR, 0, 0); - retval = input_register_device(rmi4_data->input_dev); - if (retval) { - dev_err(&client->dev, "%s:input register failed\n", __func__); - goto err_input_register; - } - /* Clear interrupts */ synaptics_rmi4_i2c_block_read(rmi4_data, rmi4_data->fn01_data_base_addr + 1, intr_status, @@ -1003,15 +997,20 @@ static int __devinit synaptics_rmi4_probe if (retval) { dev_err(&client->dev, "%s:Unable to get attn irq %d\n", __func__, platformdata->irq_number); - goto err_request_irq; + goto err_unset_clientdata; + } + + retval = input_register_device(rmi4_data->input_dev); + if (retval) { + dev_err(&client->dev, "%s:input register failed\n", __func__); + goto err_free_irq; } return retval; -err_request_irq: +err_free_irq: free_irq(platformdata->irq_number, rmi4_data); - input_unregister_device(rmi4_data->input_dev); -err_input_register: +err_unset_clientdata: i2c_set_clientdata(client, NULL); err_query_dev: if (platformdata->regulator_en) { diff --git a/drivers/staging/tidspbridge/core/io_sm.c b/drivers/staging/tidspbridge/core/io_sm.c index 5718645..27e0aa8 100644 --- a/drivers/staging/tidspbridge/core/io_sm.c +++ b/drivers/staging/tidspbridge/core/io_sm.c @@ -949,7 +949,7 @@ func_end: * Calls the Bridge's CHNL_ISR to determine if this interrupt is ours, then * schedules a DPC to dispatch I/O. */ -void io_mbox_msg(u32 msg) +int io_mbox_msg(struct notifier_block *self, unsigned long len, void *msg) { struct io_mgr *pio_mgr; struct dev_object *dev_obj; @@ -959,9 +959,9 @@ void io_mbox_msg(u32 msg) dev_get_io_mgr(dev_obj, &pio_mgr); if (!pio_mgr) - return; + return NOTIFY_BAD; - pio_mgr->intr_val = (u16)msg; + pio_mgr->intr_val = (u16)((u32)msg); if (pio_mgr->intr_val & MBX_PM_CLASS) io_dispatch_pm(pio_mgr); @@ -973,7 +973,7 @@ void io_mbox_msg(u32 msg) spin_unlock_irqrestore(&pio_mgr->dpc_lock, flags); tasklet_schedule(&pio_mgr->dpc_tasklet); } - return; + return NOTIFY_OK; } /* diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c index a3b0a18..a3f69f6 100644 --- a/drivers/staging/tidspbridge/core/tiomap3430.c +++ b/drivers/staging/tidspbridge/core/tiomap3430.c @@ -223,6 +223,10 @@ static struct bridge_drv_interface drv_interface_fxns = { bridge_msg_set_queue_id, }; +static struct notifier_block dsp_mbox_notifier = { + .notifier_call = io_mbox_msg, +}; + static inline void flush_all(struct bridge_dev_context *dev_context) { if (dev_context->dw_brd_state == BRD_DSP_HIBERNATION || @@ -553,7 +557,7 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, * Enable Mailbox events and also drain any pending * stale messages. */ - dev_context->mbox = omap_mbox_get("dsp"); + dev_context->mbox = omap_mbox_get("dsp", &dsp_mbox_notifier); if (IS_ERR(dev_context->mbox)) { dev_context->mbox = NULL; pr_err("%s: Failed to get dsp mailbox handle\n", @@ -563,8 +567,6 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, } if (!status) { - dev_context->mbox->rxq->callback = (int (*)(void *))io_mbox_msg; - /*PM_IVA2GRPSEL_PER = 0xC0;*/ temp = readl(resources->dw_per_pm_base + 0xA8); temp = (temp & 0xFFFFFF30) | 0xC0; @@ -685,7 +687,7 @@ static int bridge_brd_stop(struct bridge_dev_context *dev_ctxt) /* Disable the mailbox interrupts */ if (dev_context->mbox) { omap_mbox_disable_irq(dev_context->mbox, IRQ_RX); - omap_mbox_put(dev_context->mbox); + omap_mbox_put(dev_context->mbox, &dsp_mbox_notifier); dev_context->mbox = NULL; } /* Reset IVA2 clocks*/ @@ -786,10 +788,7 @@ static int bridge_dev_create(struct bridge_dev_context pt_attrs = kzalloc(sizeof(struct pg_table_attrs), GFP_KERNEL); if (pt_attrs != NULL) { - /* Assuming that we use only DSP's memory map - * until 0x4000:0000 , we would need only 1024 - * L1 enties i.e L1 size = 4K */ - pt_attrs->l1_size = 0x1000; + pt_attrs->l1_size = SZ_16K; /* 4096 entries of 32 bits */ align_size = pt_attrs->l1_size; /* Align sizes are expected to be power of 2 */ /* we like to get aligned on L1 table size */ diff --git a/drivers/staging/tidspbridge/include/dspbridge/io_sm.h b/drivers/staging/tidspbridge/include/dspbridge/io_sm.h index 18aec55..8242c70 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/io_sm.h +++ b/drivers/staging/tidspbridge/include/dspbridge/io_sm.h @@ -72,22 +72,17 @@ extern void io_dpc(unsigned long ref_data); /* * ======== io_mbox_msg ======== * Purpose: - * Main interrupt handler for the shared memory Bridge channel manager. - * Calls the Bridge's chnlsm_isr to determine if this interrupt is ours, - * then schedules a DPC to dispatch I/O. + * Main message handler for the shared memory Bridge channel manager. + * Determine if this message is ours, then schedules a DPC to + * dispatch I/O. * Parameters: - * ref_data: Pointer to the channel manager object for this board. - * Set in an initial call to ISR_Install(). + * self: Pointer to its own notifier_block struct. + * len: Length of message. + * msg: Message code received. * Returns: - * TRUE if interrupt handled; FALSE otherwise. - * Requires: - * Must be in locked memory if executing in kernel mode. - * Must only call functions which are in locked memory if Kernel mode. - * Must only call asynchronous services. - * Interrupts are disabled and EOI for this interrupt has been sent. - * Ensures: + * NOTIFY_OK if handled; NOTIFY_BAD otherwise. */ -void io_mbox_msg(u32 msg); +int io_mbox_msg(struct notifier_block *self, unsigned long len, void *msg); /* * ======== io_request_chnl ======== diff --git a/drivers/staging/usbip/stub.h b/drivers/staging/usbip/stub.h index 30dbfb6..d732679 100644 --- a/drivers/staging/usbip/stub.h +++ b/drivers/staging/usbip/stub.h @@ -32,6 +32,7 @@ struct stub_device { struct usb_interface *interface; + struct usb_device *udev; struct list_head list; struct usbip_device ud; diff --git a/drivers/staging/usbip/stub_dev.c b/drivers/staging/usbip/stub_dev.c index b186b5f..a7ce51c 100644 --- a/drivers/staging/usbip/stub_dev.c +++ b/drivers/staging/usbip/stub_dev.c @@ -258,10 +258,11 @@ static void stub_shutdown_connection(struct usbip_device *ud) static void stub_device_reset(struct usbip_device *ud) { struct stub_device *sdev = container_of(ud, struct stub_device, ud); - struct usb_device *udev = interface_to_usbdev(sdev->interface); + struct usb_device *udev = sdev->udev; int ret; usbip_udbg("device reset"); + ret = usb_lock_device_for_reset(udev, sdev->interface); if (ret < 0) { dev_err(&udev->dev, "lock for reset\n"); @@ -309,7 +310,8 @@ static void stub_device_unusable(struct usbip_device *ud) * * Allocates and initializes a new stub_device struct. */ -static struct stub_device *stub_device_alloc(struct usb_interface *interface) +static struct stub_device *stub_device_alloc(struct usb_device *udev, + struct usb_interface *interface) { struct stub_device *sdev; int busnum = interface_to_busnum(interface); @@ -324,7 +326,8 @@ static struct stub_device *stub_device_alloc(struct usb_interface *interface) return NULL; } - sdev->interface = interface; + sdev->interface = usb_get_intf(interface); + sdev->udev = usb_get_dev(udev); /* * devid is defined with devnum when this driver is first allocated. @@ -450,11 +453,12 @@ static int stub_probe(struct usb_interface *interface, return err; } + usb_get_intf(interface); return 0; } /* ok. this is my device. */ - sdev = stub_device_alloc(interface); + sdev = stub_device_alloc(udev, interface); if (!sdev) return -ENOMEM; @@ -476,6 +480,8 @@ static int stub_probe(struct usb_interface *interface, dev_err(&interface->dev, "create sysfs files for %s\n", udev_busid); usb_set_intfdata(interface, NULL); + usb_put_intf(interface); + busid_priv->interf_count = 0; busid_priv->sdev = NULL; @@ -545,6 +551,7 @@ static void stub_disconnect(struct usb_interface *interface) if (busid_priv->interf_count > 1) { busid_priv->interf_count--; shutdown_busid(busid_priv); + usb_put_intf(interface); return; } @@ -554,6 +561,9 @@ static void stub_disconnect(struct usb_interface *interface) /* 1. shutdown the current connection */ shutdown_busid(busid_priv); + usb_put_dev(sdev->udev); + usb_put_intf(interface); + /* 3. free sdev */ busid_priv->sdev = NULL; stub_device_free(sdev); diff --git a/drivers/staging/usbip/stub_rx.c b/drivers/staging/usbip/stub_rx.c index 3de6fd2..ae6ac82 100644 --- a/drivers/staging/usbip/stub_rx.c +++ b/drivers/staging/usbip/stub_rx.c @@ -364,7 +364,7 @@ static struct stub_priv *stub_priv_alloc(struct stub_device *sdev, static int get_pipe(struct stub_device *sdev, int epnum, int dir) { - struct usb_device *udev = interface_to_usbdev(sdev->interface); + struct usb_device *udev = sdev->udev; struct usb_host_endpoint *ep; struct usb_endpoint_descriptor *epd = NULL; @@ -484,7 +484,7 @@ static void stub_recv_cmd_submit(struct stub_device *sdev, int ret; struct stub_priv *priv; struct usbip_device *ud = &sdev->ud; - struct usb_device *udev = interface_to_usbdev(sdev->interface); + struct usb_device *udev = sdev->udev; int pipe = get_pipe(sdev, pdu->base.ep, pdu->base.direction); diff --git a/drivers/staging/usbip/vhci.h b/drivers/staging/usbip/vhci.h index 41a1fe5..afc3b1a 100644 --- a/drivers/staging/usbip/vhci.h +++ b/drivers/staging/usbip/vhci.h @@ -100,9 +100,6 @@ struct vhci_hcd { * But, the index of this array begins from 0. */ struct vhci_device vdev[VHCI_NPORTS]; - - /* vhci_device which has not been assiged its address yet */ - int pending_port; }; @@ -119,6 +116,9 @@ void rh_port_disconnect(int rhport); void vhci_rx_loop(struct usbip_task *ut); void vhci_tx_loop(struct usbip_task *ut); +struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev, + __u32 seqnum); + #define hardware (&the_controller->pdev.dev) static inline struct vhci_device *port_to_vdev(__u32 port) diff --git a/drivers/staging/usbip/vhci_hcd.c b/drivers/staging/usbip/vhci_hcd.c index 08bd26a..a35fe61 100644 --- a/drivers/staging/usbip/vhci_hcd.c +++ b/drivers/staging/usbip/vhci_hcd.c @@ -138,8 +138,6 @@ void rh_port_connect(int rhport, enum usb_device_speed speed) * the_controller->vdev[rhport].ud.status = VDEV_CONNECT; * spin_unlock(&the_controller->vdev[rhport].ud.lock); */ - the_controller->pending_port = rhport; - spin_unlock_irqrestore(&the_controller->lock, flags); usb_hcd_poll_rh_status(vhci_to_hcd(the_controller)); @@ -559,6 +557,7 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, struct device *dev = &urb->dev->dev; int ret = 0; unsigned long flags; + struct vhci_device *vdev; usbip_dbg_vhci_hc("enter, usb_hcd %p urb %p mem_flags %d\n", hcd, urb, mem_flags); @@ -574,6 +573,18 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, return urb->status; } + vdev = port_to_vdev(urb->dev->portnum-1); + + /* refuse enqueue for dead connection */ + spin_lock(&vdev->ud.lock); + if (vdev->ud.status == VDEV_ST_NULL || vdev->ud.status == VDEV_ST_ERROR) { + usbip_uerr("enqueue for inactive port %d\n", vdev->rhport); + spin_unlock(&vdev->ud.lock); + spin_unlock_irqrestore(&the_controller->lock, flags); + return -ENODEV; + } + spin_unlock(&vdev->ud.lock); + ret = usb_hcd_link_urb_to_ep(hcd, urb); if (ret) goto no_need_unlink; @@ -592,8 +603,6 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, __u8 type = usb_pipetype(urb->pipe); struct usb_ctrlrequest *ctrlreq = (struct usb_ctrlrequest *) urb->setup_packet; - struct vhci_device *vdev = - port_to_vdev(the_controller->pending_port); if (type != PIPE_CONTROL || !ctrlreq) { dev_err(dev, "invalid request to devnum 0\n"); @@ -607,7 +616,9 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, dev_info(dev, "SetAddress Request (%d) to port %d\n", ctrlreq->wValue, vdev->rhport); - vdev->udev = urb->dev; + if (vdev->udev) + usb_put_dev(vdev->udev); + vdev->udev = usb_get_dev(urb->dev); spin_lock(&vdev->ud.lock); vdev->ud.status = VDEV_ST_USED; @@ -627,8 +638,9 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, "Get_Descriptor to device 0 " "(get max pipe size)\n"); - /* FIXME: reference count? (usb_get_dev()) */ - vdev->udev = urb->dev; + if (vdev->udev) + usb_put_dev(vdev->udev); + vdev->udev = usb_get_dev(urb->dev); goto out; default: @@ -805,7 +817,6 @@ static int vhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status) return 0; } - static void vhci_device_unlink_cleanup(struct vhci_device *vdev) { struct vhci_unlink *unlink, *tmp; @@ -813,11 +824,34 @@ static void vhci_device_unlink_cleanup(struct vhci_device *vdev) spin_lock(&vdev->priv_lock); list_for_each_entry_safe(unlink, tmp, &vdev->unlink_tx, list) { + usbip_uinfo("unlink cleanup tx %lu\n", unlink->unlink_seqnum); list_del(&unlink->list); kfree(unlink); } list_for_each_entry_safe(unlink, tmp, &vdev->unlink_rx, list) { + struct urb *urb; + + /* give back URB of unanswered unlink request */ + usbip_uinfo("unlink cleanup rx %lu\n", unlink->unlink_seqnum); + + urb = pickup_urb_and_free_priv(vdev, unlink->unlink_seqnum); + if (!urb) { + usbip_uinfo("the urb (seqnum %lu) was already given back\n", + unlink->unlink_seqnum); + list_del(&unlink->list); + kfree(unlink); + continue; + } + + urb->status = -ENODEV; + + spin_lock(&the_controller->lock); + usb_hcd_unlink_urb_from_ep(vhci_to_hcd(the_controller), urb); + spin_unlock(&the_controller->lock); + + usb_hcd_giveback_urb(vhci_to_hcd(the_controller), urb, urb->status); + list_del(&unlink->list); kfree(unlink); } @@ -887,6 +921,10 @@ static void vhci_device_reset(struct usbip_device *ud) vdev->speed = 0; vdev->devid = 0; + if (vdev->udev) + usb_put_dev(vdev->udev); + vdev->udev = NULL; + ud->tcp_socket = NULL; ud->status = VDEV_ST_NULL; diff --git a/drivers/staging/usbip/vhci_rx.c b/drivers/staging/usbip/vhci_rx.c index 8147d72..bf69914 100644 --- a/drivers/staging/usbip/vhci_rx.c +++ b/drivers/staging/usbip/vhci_rx.c @@ -23,16 +23,14 @@ #include "vhci.h" -/* get URB from transmitted urb queue */ -static struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev, +/* get URB from transmitted urb queue. caller must hold vdev->priv_lock */ +struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev, __u32 seqnum) { struct vhci_priv *priv, *tmp; struct urb *urb = NULL; int status; - spin_lock(&vdev->priv_lock); - list_for_each_entry_safe(priv, tmp, &vdev->priv_rx, list) { if (priv->seqnum == seqnum) { urb = priv->urb; @@ -63,8 +61,6 @@ static struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev, } } - spin_unlock(&vdev->priv_lock); - return urb; } @@ -74,9 +70,11 @@ static void vhci_recv_ret_submit(struct vhci_device *vdev, struct usbip_device *ud = &vdev->ud; struct urb *urb; + spin_lock(&vdev->priv_lock); urb = pickup_urb_and_free_priv(vdev, pdu->base.seqnum); + spin_unlock(&vdev->priv_lock); if (!urb) { usbip_uerr("cannot find a urb of seqnum %u\n", @@ -161,7 +159,12 @@ static void vhci_recv_ret_unlink(struct vhci_device *vdev, return; } + spin_lock(&vdev->priv_lock); + urb = pickup_urb_and_free_priv(vdev, unlink->unlink_seqnum); + + spin_unlock(&vdev->priv_lock); + if (!urb) { /* * I get the result of a unlink request. But, it seems that I @@ -190,6 +193,19 @@ static void vhci_recv_ret_unlink(struct vhci_device *vdev, return; } +static int vhci_priv_tx_empty(struct vhci_device *vdev) +{ + int empty = 0; + + spin_lock(&vdev->priv_lock); + + empty = list_empty(&vdev->priv_rx); + + spin_unlock(&vdev->priv_lock); + + return empty; +} + /* recv a pdu */ static void vhci_rx_pdu(struct usbip_device *ud) { @@ -202,11 +218,29 @@ static void vhci_rx_pdu(struct usbip_device *ud) memset(&pdu, 0, sizeof(pdu)); - /* 1. receive a pdu header */ ret = usbip_xmit(0, ud->tcp_socket, (char *) &pdu, sizeof(pdu), 0); + if (ret < 0) { + if (ret == -ECONNRESET) + usbip_uinfo("connection reset by peer\n"); + else if (ret == -EAGAIN) { + /* ignore if connection was idle */ + if (vhci_priv_tx_empty(vdev)) + return; + usbip_uinfo("connection timed out with pending urbs\n"); + } else if (ret != -ERESTARTSYS) + usbip_uinfo("xmit failed %d\n", ret); + + usbip_event_add(ud, VDEV_EVENT_ERROR_TCP); + return; + } + if (ret == 0) { + usbip_uinfo("connection closed"); + usbip_event_add(ud, VDEV_EVENT_DOWN); + return; + } if (ret != sizeof(pdu)) { - usbip_uerr("receiving pdu failed! size is %d, should be %d\n", + usbip_uerr("received pdu size is %d, should be %d\n", ret, (unsigned int)sizeof(pdu)); usbip_event_add(ud, VDEV_EVENT_ERROR_TCP); return; diff --git a/drivers/staging/vme/bridges/Module.symvers b/drivers/staging/vme/bridges/Module.symvers deleted file mode 100644 index e69de29..0000000 --- a/drivers/staging/vme/bridges/Module.symvers +++ /dev/null diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c index 7016fdd..e19b932 100644 --- a/drivers/staging/xgifb/vb_setmode.c +++ b/drivers/staging/xgifb/vb_setmode.c @@ -3954,8 +3954,8 @@ void XGI_GetCRT2ResInfo(unsigned short ModeNo, unsigned short ModeIdIndex, unsigned char XGI_IsLCDDualLink(struct vb_device_info *pVBInfo) { - if ((((pVBInfo->VBInfo & SetCRT2ToLCD) | SetCRT2ToLCDA)) - && (pVBInfo->LCDInfo & SetLCDDualLink)) /* shampoo0129 */ + if ((pVBInfo->VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) && + (pVBInfo->LCDInfo & SetLCDDualLink)) /* shampoo0129 */ return 1; return 0; @@ -8773,7 +8773,7 @@ unsigned short XGI_GetVCLK2Ptr(unsigned short ModeNo, if (pVBInfo->IF_DEF_LVDS == 0) { CRT2Index = CRT2Index >> 6; /* for LCD */ - if (((pVBInfo->VBInfo & SetCRT2ToLCD) | SetCRT2ToLCDA)) { /*301b*/ + if (pVBInfo->VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) { /*301b*/ if (pVBInfo->LCDResInfo != Panel1024x768) VCLKIndex = LCDXlat2VCLK[CRT2Index]; else diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c index 47d3228..52fc0c9 100644 --- a/drivers/tty/n_hdlc.c +++ b/drivers/tty/n_hdlc.c @@ -581,8 +581,9 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, __u8 __user *buf, size_t nr) { struct n_hdlc *n_hdlc = tty2n_hdlc(tty); - int ret; + int ret = 0; struct n_hdlc_buf *rbuf; + DECLARE_WAITQUEUE(wait, current); if (debuglevel >= DEBUG_LEVEL_INFO) printk("%s(%d)n_hdlc_tty_read() called\n",__FILE__,__LINE__); @@ -598,57 +599,55 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, return -EFAULT; } - tty_lock(); + add_wait_queue(&tty->read_wait, &wait); for (;;) { if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) { - tty_unlock(); - return -EIO; + ret = -EIO; + break; } + if (tty_hung_up_p(file)) + break; - n_hdlc = tty2n_hdlc (tty); - if (!n_hdlc || n_hdlc->magic != HDLC_MAGIC || - tty != n_hdlc->tty) { - tty_unlock(); - return 0; - } + set_current_state(TASK_INTERRUPTIBLE); rbuf = n_hdlc_buf_get(&n_hdlc->rx_buf_list); - if (rbuf) + if (rbuf) { + if (rbuf->count > nr) { + /* too large for caller's buffer */ + ret = -EOVERFLOW; + } else { + if (copy_to_user(buf, rbuf->buf, rbuf->count)) + ret = -EFAULT; + else + ret = rbuf->count; + } + + if (n_hdlc->rx_free_buf_list.count > + DEFAULT_RX_BUF_COUNT) + kfree(rbuf); + else + n_hdlc_buf_put(&n_hdlc->rx_free_buf_list, rbuf); break; + } /* no data */ if (file->f_flags & O_NONBLOCK) { - tty_unlock(); - return -EAGAIN; + ret = -EAGAIN; + break; } - - interruptible_sleep_on (&tty->read_wait); + + schedule(); + if (signal_pending(current)) { - tty_unlock(); - return -EINTR; + ret = -EINTR; + break; } } - - if (rbuf->count > nr) - /* frame too large for caller's buffer (discard frame) */ - ret = -EOVERFLOW; - else { - /* Copy the data to the caller's buffer */ - if (copy_to_user(buf, rbuf->buf, rbuf->count)) - ret = -EFAULT; - else - ret = rbuf->count; - } - - /* return HDLC buffer to free list unless the free list */ - /* count has exceeded the default value, in which case the */ - /* buffer is freed back to the OS to conserve memory */ - if (n_hdlc->rx_free_buf_list.count > DEFAULT_RX_BUF_COUNT) - kfree(rbuf); - else - n_hdlc_buf_put(&n_hdlc->rx_free_buf_list,rbuf); - tty_unlock(); + + remove_wait_queue(&tty->read_wait, &wait); + __set_current_state(TASK_RUNNING); + return ret; } /* end of n_hdlc_tty_read() */ @@ -691,14 +690,15 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file, count = maxframe; } - tty_lock(); - add_wait_queue(&tty->write_wait, &wait); - set_current_state(TASK_INTERRUPTIBLE); + + for (;;) { + set_current_state(TASK_INTERRUPTIBLE); - /* Allocate transmit buffer */ - /* sleep until transmit buffer available */ - while (!(tbuf = n_hdlc_buf_get(&n_hdlc->tx_free_buf_list))) { + tbuf = n_hdlc_buf_get(&n_hdlc->tx_free_buf_list); + if (tbuf) + break; + if (file->f_flags & O_NONBLOCK) { error = -EAGAIN; break; @@ -719,7 +719,7 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file, } } - set_current_state(TASK_RUNNING); + __set_current_state(TASK_RUNNING); remove_wait_queue(&tty->write_wait, &wait); if (!error) { @@ -731,7 +731,7 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file, n_hdlc_buf_put(&n_hdlc->tx_buf_list,tbuf); n_hdlc_send_frames(n_hdlc,tty); } - tty_unlock(); + return error; } /* end of n_hdlc_tty_write() */ diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c index b25e6e4..3975df6 100644 --- a/drivers/tty/serial/8250.c +++ b/drivers/tty/serial/8250.c @@ -236,7 +236,8 @@ static const struct serial8250_config uart_config[] = { .fifo_size = 128, .tx_loadsz = 128, .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, - .flags = UART_CAP_FIFO | UART_CAP_EFR | UART_CAP_SLEEP, + /* UART_CAP_EFR breaks billionon CF bluetooth card. */ + .flags = UART_CAP_FIFO | UART_CAP_SLEEP, }, [PORT_16654] = { .name = "ST16654", diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index b1682d7..2b83346 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -1518,6 +1518,7 @@ config SERIAL_BCM63XX_CONSOLE config SERIAL_GRLIB_GAISLER_APBUART tristate "GRLIB APBUART serial support" depends on OF + select SERIAL_CORE ---help--- Add support for the GRLIB APBUART serial port. diff --git a/drivers/tty/serial/sb1250-duart.c b/drivers/tty/serial/sb1250-duart.c index a2f2b32..602d984 100644 --- a/drivers/tty/serial/sb1250-duart.c +++ b/drivers/tty/serial/sb1250-duart.c @@ -829,7 +829,7 @@ static void __init sbd_probe_duarts(void) #ifdef CONFIG_SERIAL_SB1250_DUART_CONSOLE /* * Serial console stuff. Very basic, polling driver for doing serial - * console output. The console_sem is held by the caller, so we + * console output. The console_lock is held by the caller, so we * shouldn't be interrupted for more console activity. */ static void sbd_console_putchar(struct uart_port *uport, int ch) diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c index c556ed9..8e0dd25 100644 --- a/drivers/tty/sysrq.c +++ b/drivers/tty/sysrq.c @@ -46,7 +46,7 @@ #include <asm/irq_regs.h> /* Whether we react on sysrq keys or just ignore them */ -static int __read_mostly sysrq_enabled = 1; +static int __read_mostly sysrq_enabled = SYSRQ_DEFAULT_ENABLE; static bool __read_mostly sysrq_always_enabled; static bool sysrq_on(void) diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 464d09d..0065da4 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -3256,8 +3256,8 @@ static ssize_t show_cons_active(struct device *dev, struct console *c; ssize_t count = 0; - acquire_console_sem(); - for (c = console_drivers; c; c = c->next) { + console_lock(); + for_each_console(c) { if (!c->device) continue; if (!c->write) @@ -3271,7 +3271,7 @@ static ssize_t show_cons_active(struct device *dev, while (i--) count += sprintf(buf + count, "%s%d%c", cs[i]->name, cs[i]->index, i ? ' ':'\n'); - release_console_sem(); + console_unlock(); return count; } @@ -3306,7 +3306,7 @@ int __init tty_init(void) if (IS_ERR(consdev)) consdev = NULL; else - device_create_file(consdev, &dev_attr_active); + WARN_ON(device_create_file(consdev, &dev_attr_active) < 0); #ifdef CONFIG_VT vty_init(&console_fops); diff --git a/drivers/tty/vt/selection.c b/drivers/tty/vt/selection.c index ebae344..c956ed6 100644 --- a/drivers/tty/vt/selection.c +++ b/drivers/tty/vt/selection.c @@ -316,9 +316,9 @@ int paste_selection(struct tty_struct *tty) /* always called with BTM from vt_ioctl */ WARN_ON(!tty_locked()); - acquire_console_sem(); + console_lock(); poke_blanked_console(); - release_console_sem(); + console_unlock(); ld = tty_ldisc_ref(tty); if (!ld) { diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c index eab3a1f..a672ed1 100644 --- a/drivers/tty/vt/vc_screen.c +++ b/drivers/tty/vt/vc_screen.c @@ -202,7 +202,7 @@ vcs_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) /* Select the proper current console and verify * sanity of the situation under the console lock. */ - acquire_console_sem(); + console_lock(); attr = (currcons & 128); currcons = (currcons & 127); @@ -336,9 +336,9 @@ vcs_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) * the pagefault handling code may want to call printk(). */ - release_console_sem(); + console_unlock(); ret = copy_to_user(buf, con_buf_start, orig_count); - acquire_console_sem(); + console_lock(); if (ret) { read += (orig_count - ret); @@ -354,7 +354,7 @@ vcs_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) if (read) ret = read; unlock_out: - release_console_sem(); + console_unlock(); mutex_unlock(&con_buf_mtx); return ret; } @@ -379,7 +379,7 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) /* Select the proper current console and verify * sanity of the situation under the console lock. */ - acquire_console_sem(); + console_lock(); attr = (currcons & 128); currcons = (currcons & 127); @@ -414,9 +414,9 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) /* Temporarily drop the console lock so that we can read * in the write data from userspace safely. */ - release_console_sem(); + console_unlock(); ret = copy_from_user(con_buf, buf, this_round); - acquire_console_sem(); + console_lock(); if (ret) { this_round -= ret; @@ -542,7 +542,7 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) vcs_scr_updated(vc); unlock_out: - release_console_sem(); + console_unlock(); mutex_unlock(&con_buf_mtx); diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 76407ec..147ede34 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -1003,9 +1003,9 @@ static int vt_resize(struct tty_struct *tty, struct winsize *ws) struct vc_data *vc = tty->driver_data; int ret; - acquire_console_sem(); + console_lock(); ret = vc_do_resize(tty, vc, ws->ws_col, ws->ws_row); - release_console_sem(); + console_unlock(); return ret; } @@ -1271,7 +1271,7 @@ static void default_attr(struct vc_data *vc) vc->vc_color = vc->vc_def_color; } -/* console_sem is held */ +/* console_lock is held */ static void csi_m(struct vc_data *vc) { int i; @@ -1415,7 +1415,7 @@ int mouse_reporting(void) return vc_cons[fg_console].d->vc_report_mouse; } -/* console_sem is held */ +/* console_lock is held */ static void set_mode(struct vc_data *vc, int on_off) { int i; @@ -1485,7 +1485,7 @@ static void set_mode(struct vc_data *vc, int on_off) } } -/* console_sem is held */ +/* console_lock is held */ static void setterm_command(struct vc_data *vc) { switch(vc->vc_par[0]) { @@ -1545,7 +1545,7 @@ static void setterm_command(struct vc_data *vc) } } -/* console_sem is held */ +/* console_lock is held */ static void csi_at(struct vc_data *vc, unsigned int nr) { if (nr > vc->vc_cols - vc->vc_x) @@ -1555,7 +1555,7 @@ static void csi_at(struct vc_data *vc, unsigned int nr) insert_char(vc, nr); } -/* console_sem is held */ +/* console_lock is held */ static void csi_L(struct vc_data *vc, unsigned int nr) { if (nr > vc->vc_rows - vc->vc_y) @@ -1566,7 +1566,7 @@ static void csi_L(struct vc_data *vc, unsigned int nr) vc->vc_need_wrap = 0; } -/* console_sem is held */ +/* console_lock is held */ static void csi_P(struct vc_data *vc, unsigned int nr) { if (nr > vc->vc_cols - vc->vc_x) @@ -1576,7 +1576,7 @@ static void csi_P(struct vc_data *vc, unsigned int nr) delete_char(vc, nr); } -/* console_sem is held */ +/* console_lock is held */ static void csi_M(struct vc_data *vc, unsigned int nr) { if (nr > vc->vc_rows - vc->vc_y) @@ -1587,7 +1587,7 @@ static void csi_M(struct vc_data *vc, unsigned int nr) vc->vc_need_wrap = 0; } -/* console_sem is held (except via vc_init->reset_terminal */ +/* console_lock is held (except via vc_init->reset_terminal */ static void save_cur(struct vc_data *vc) { vc->vc_saved_x = vc->vc_x; @@ -1603,7 +1603,7 @@ static void save_cur(struct vc_data *vc) vc->vc_saved_G1 = vc->vc_G1_charset; } -/* console_sem is held */ +/* console_lock is held */ static void restore_cur(struct vc_data *vc) { gotoxy(vc, vc->vc_saved_x, vc->vc_saved_y); @@ -1625,7 +1625,7 @@ enum { ESnormal, ESesc, ESsquare, ESgetpars, ESgotpars, ESfunckey, EShash, ESsetG0, ESsetG1, ESpercent, ESignore, ESnonstd, ESpalette }; -/* console_sem is held (except via vc_init()) */ +/* console_lock is held (except via vc_init()) */ static void reset_terminal(struct vc_data *vc, int do_clear) { vc->vc_top = 0; @@ -1685,7 +1685,7 @@ static void reset_terminal(struct vc_data *vc, int do_clear) csi_J(vc, 2); } -/* console_sem is held */ +/* console_lock is held */ static void do_con_trol(struct tty_struct *tty, struct vc_data *vc, int c) { /* @@ -2119,7 +2119,7 @@ static int is_double_width(uint32_t ucs) return bisearch(ucs, double_width, ARRAY_SIZE(double_width) - 1); } -/* acquires console_sem */ +/* acquires console_lock */ static int do_con_write(struct tty_struct *tty, const unsigned char *buf, int count) { #ifdef VT_BUF_VRAM_ONLY @@ -2147,11 +2147,11 @@ static int do_con_write(struct tty_struct *tty, const unsigned char *buf, int co might_sleep(); - acquire_console_sem(); + console_lock(); vc = tty->driver_data; if (vc == NULL) { printk(KERN_ERR "vt: argh, driver_data is NULL !\n"); - release_console_sem(); + console_unlock(); return 0; } @@ -2159,7 +2159,7 @@ static int do_con_write(struct tty_struct *tty, const unsigned char *buf, int co if (!vc_cons_allocated(currcons)) { /* could this happen? */ printk_once("con_write: tty %d not allocated\n", currcons+1); - release_console_sem(); + console_unlock(); return 0; } @@ -2375,7 +2375,7 @@ rescan_last_byte: } FLUSH console_conditional_schedule(); - release_console_sem(); + console_unlock(); notify_update(vc); return n; #undef FLUSH @@ -2388,11 +2388,11 @@ rescan_last_byte: * us to do the switches asynchronously (needed when we want * to switch due to a keyboard interrupt). Synchronization * with other console code and prevention of re-entrancy is - * ensured with console_sem. + * ensured with console_lock. */ static void console_callback(struct work_struct *ignored) { - acquire_console_sem(); + console_lock(); if (want_console >= 0) { if (want_console != fg_console && @@ -2422,7 +2422,7 @@ static void console_callback(struct work_struct *ignored) } notify_update(vc_cons[fg_console].d); - release_console_sem(); + console_unlock(); } int set_console(int nr) @@ -2603,7 +2603,7 @@ static struct console vt_console_driver = { */ /* - * Generally a bit racy with respect to console_sem(). + * Generally a bit racy with respect to console_lock();. * * There are some functions which don't need it. * @@ -2629,17 +2629,17 @@ int tioclinux(struct tty_struct *tty, unsigned long arg) switch (type) { case TIOCL_SETSEL: - acquire_console_sem(); + console_lock(); ret = set_selection((struct tiocl_selection __user *)(p+1), tty); - release_console_sem(); + console_unlock(); break; case TIOCL_PASTESEL: ret = paste_selection(tty); break; case TIOCL_UNBLANKSCREEN: - acquire_console_sem(); + console_lock(); unblank_screen(); - release_console_sem(); + console_unlock(); break; case TIOCL_SELLOADLUT: ret = sel_loadlut(p); @@ -2688,10 +2688,10 @@ int tioclinux(struct tty_struct *tty, unsigned long arg) } break; case TIOCL_BLANKSCREEN: /* until explicitly unblanked, not only poked */ - acquire_console_sem(); + console_lock(); ignore_poke = 1; do_blank_screen(0); - release_console_sem(); + console_unlock(); break; case TIOCL_BLANKEDSCREEN: ret = console_blanked; @@ -2790,11 +2790,11 @@ static void con_flush_chars(struct tty_struct *tty) return; /* if we race with con_close(), vt may be null */ - acquire_console_sem(); + console_lock(); vc = tty->driver_data; if (vc) set_cursor(vc); - release_console_sem(); + console_unlock(); } /* @@ -2805,7 +2805,7 @@ static int con_open(struct tty_struct *tty, struct file *filp) unsigned int currcons = tty->index; int ret = 0; - acquire_console_sem(); + console_lock(); if (tty->driver_data == NULL) { ret = vc_allocate(currcons); if (ret == 0) { @@ -2813,7 +2813,7 @@ static int con_open(struct tty_struct *tty, struct file *filp) /* Still being freed */ if (vc->port.tty) { - release_console_sem(); + console_unlock(); return -ERESTARTSYS; } tty->driver_data = vc; @@ -2827,11 +2827,11 @@ static int con_open(struct tty_struct *tty, struct file *filp) tty->termios->c_iflag |= IUTF8; else tty->termios->c_iflag &= ~IUTF8; - release_console_sem(); + console_unlock(); return ret; } } - release_console_sem(); + console_unlock(); return ret; } @@ -2844,9 +2844,9 @@ static void con_shutdown(struct tty_struct *tty) { struct vc_data *vc = tty->driver_data; BUG_ON(vc == NULL); - acquire_console_sem(); + console_lock(); vc->port.tty = NULL; - release_console_sem(); + console_unlock(); tty_shutdown(tty); } @@ -2893,13 +2893,13 @@ static int __init con_init(void) struct vc_data *vc; unsigned int currcons = 0, i; - acquire_console_sem(); + console_lock(); if (conswitchp) display_desc = conswitchp->con_startup(); if (!display_desc) { fg_console = 0; - release_console_sem(); + console_unlock(); return 0; } @@ -2946,7 +2946,7 @@ static int __init con_init(void) printable = 1; printk("\n"); - release_console_sem(); + console_unlock(); #ifdef CONFIG_VT_CONSOLE register_console(&vt_console_driver); @@ -2994,7 +2994,7 @@ int __init vty_init(const struct file_operations *console_fops) if (IS_ERR(tty0dev)) tty0dev = NULL; else - device_create_file(tty0dev, &dev_attr_active); + WARN_ON(device_create_file(tty0dev, &dev_attr_active) < 0); vcs_init(); @@ -3037,7 +3037,7 @@ static int bind_con_driver(const struct consw *csw, int first, int last, if (!try_module_get(owner)) return -ENODEV; - acquire_console_sem(); + console_lock(); /* check if driver is registered */ for (i = 0; i < MAX_NR_CON_DRIVER; i++) { @@ -3122,7 +3122,7 @@ static int bind_con_driver(const struct consw *csw, int first, int last, retval = 0; err: - release_console_sem(); + console_unlock(); module_put(owner); return retval; }; @@ -3171,7 +3171,7 @@ int unbind_con_driver(const struct consw *csw, int first, int last, int deflt) if (!try_module_get(owner)) return -ENODEV; - acquire_console_sem(); + console_lock(); /* check if driver is registered and if it is unbindable */ for (i = 0; i < MAX_NR_CON_DRIVER; i++) { @@ -3185,7 +3185,7 @@ int unbind_con_driver(const struct consw *csw, int first, int last, int deflt) } if (retval) { - release_console_sem(); + console_unlock(); goto err; } @@ -3204,12 +3204,12 @@ int unbind_con_driver(const struct consw *csw, int first, int last, int deflt) } if (retval) { - release_console_sem(); + console_unlock(); goto err; } if (!con_is_bound(csw)) { - release_console_sem(); + console_unlock(); goto err; } @@ -3238,7 +3238,7 @@ int unbind_con_driver(const struct consw *csw, int first, int last, int deflt) if (!con_is_bound(csw)) con_driver->flag &= ~CON_DRIVER_FLAG_INIT; - release_console_sem(); + console_unlock(); /* ignore return value, binding should not fail */ bind_con_driver(defcsw, first, last, deflt); err: @@ -3538,14 +3538,14 @@ int register_con_driver(const struct consw *csw, int first, int last) if (!try_module_get(owner)) return -ENODEV; - acquire_console_sem(); + console_lock(); for (i = 0; i < MAX_NR_CON_DRIVER; i++) { con_driver = ®istered_con_driver[i]; /* already registered */ if (con_driver->con == csw) - retval = -EINVAL; + retval = -EBUSY; } if (retval) @@ -3592,7 +3592,7 @@ int register_con_driver(const struct consw *csw, int first, int last) } err: - release_console_sem(); + console_unlock(); module_put(owner); return retval; } @@ -3613,7 +3613,7 @@ int unregister_con_driver(const struct consw *csw) { int i, retval = -ENODEV; - acquire_console_sem(); + console_lock(); /* cannot unregister a bound driver */ if (con_is_bound(csw)) @@ -3639,7 +3639,7 @@ int unregister_con_driver(const struct consw *csw) } } err: - release_console_sem(); + console_unlock(); return retval; } EXPORT_SYMBOL(unregister_con_driver); @@ -3656,7 +3656,12 @@ int take_over_console(const struct consw *csw, int first, int last, int deflt) int err; err = register_con_driver(csw, first, last); - + /* if we get an busy error we still want to bind the console driver + * and return success, as we may have unbound the console driver +  * but not unregistered it. + */ + if (err == -EBUSY) + err = 0; if (!err) bind_con_driver(csw, first, last, deflt); @@ -3934,9 +3939,9 @@ int con_set_cmap(unsigned char __user *arg) { int rc; - acquire_console_sem(); + console_lock(); rc = set_get_cmap (arg,1); - release_console_sem(); + console_unlock(); return rc; } @@ -3945,9 +3950,9 @@ int con_get_cmap(unsigned char __user *arg) { int rc; - acquire_console_sem(); + console_lock(); rc = set_get_cmap (arg,0); - release_console_sem(); + console_unlock(); return rc; } @@ -3994,12 +3999,12 @@ static int con_font_get(struct vc_data *vc, struct console_font_op *op) } else font.data = NULL; - acquire_console_sem(); + console_lock(); if (vc->vc_sw->con_font_get) rc = vc->vc_sw->con_font_get(vc, &font); else rc = -ENOSYS; - release_console_sem(); + console_unlock(); if (rc) goto out; @@ -4076,12 +4081,12 @@ static int con_font_set(struct vc_data *vc, struct console_font_op *op) font.data = memdup_user(op->data, size); if (IS_ERR(font.data)) return PTR_ERR(font.data); - acquire_console_sem(); + console_lock(); if (vc->vc_sw->con_font_set) rc = vc->vc_sw->con_font_set(vc, &font, op->flags); else rc = -ENOSYS; - release_console_sem(); + console_unlock(); kfree(font.data); return rc; } @@ -4103,12 +4108,12 @@ static int con_font_default(struct vc_data *vc, struct console_font_op *op) else name[MAX_FONT_NAME - 1] = 0; - acquire_console_sem(); + console_lock(); if (vc->vc_sw->con_font_default) rc = vc->vc_sw->con_font_default(vc, &font, s); else rc = -ENOSYS; - release_console_sem(); + console_unlock(); if (!rc) { op->width = font.width; op->height = font.height; @@ -4124,7 +4129,7 @@ static int con_font_copy(struct vc_data *vc, struct console_font_op *op) if (vc->vc_mode != KD_TEXT) return -EINVAL; - acquire_console_sem(); + console_lock(); if (!vc->vc_sw->con_font_copy) rc = -ENOSYS; else if (con < 0 || !vc_cons_allocated(con)) @@ -4133,7 +4138,7 @@ static int con_font_copy(struct vc_data *vc, struct console_font_op *op) rc = 0; else rc = vc->vc_sw->con_font_copy(vc, con); - release_console_sem(); + console_unlock(); return rc; } diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index 6b68a0f..1235ebd 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -649,12 +649,12 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, /* * explicitly blank/unblank the screen if switching modes */ - acquire_console_sem(); + console_lock(); if (arg == KD_TEXT) do_unblank_screen(1); else do_blank_screen(1); - release_console_sem(); + console_unlock(); break; case KDGETMODE: @@ -893,7 +893,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, ret = -EINVAL; goto out; } - acquire_console_sem(); + console_lock(); vc->vt_mode = tmp; /* the frsig is ignored, so we set it to 0 */ vc->vt_mode.frsig = 0; @@ -901,7 +901,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, vc->vt_pid = get_pid(task_pid(current)); /* no switch is required -- saw@shade.msu.ru */ vc->vt_newvt = -1; - release_console_sem(); + console_unlock(); break; } @@ -910,9 +910,9 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, struct vt_mode tmp; int rc; - acquire_console_sem(); + console_lock(); memcpy(&tmp, &vc->vt_mode, sizeof(struct vt_mode)); - release_console_sem(); + console_unlock(); rc = copy_to_user(up, &tmp, sizeof(struct vt_mode)); if (rc) @@ -965,9 +965,9 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, ret = -ENXIO; else { arg--; - acquire_console_sem(); + console_lock(); ret = vc_allocate(arg); - release_console_sem(); + console_unlock(); if (ret) break; set_console(arg); @@ -990,7 +990,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, ret = -ENXIO; else { vsa.console--; - acquire_console_sem(); + console_lock(); ret = vc_allocate(vsa.console); if (ret == 0) { struct vc_data *nvc; @@ -1003,7 +1003,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, put_pid(nvc->vt_pid); nvc->vt_pid = get_pid(task_pid(current)); } - release_console_sem(); + console_unlock(); if (ret) break; /* Commence switch and lock */ @@ -1044,7 +1044,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, /* * Switching-from response */ - acquire_console_sem(); + console_lock(); if (vc->vt_newvt >= 0) { if (arg == 0) /* @@ -1063,7 +1063,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, vc->vt_newvt = -1; ret = vc_allocate(newvt); if (ret) { - release_console_sem(); + console_unlock(); break; } /* @@ -1083,7 +1083,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, if (arg != VT_ACKACQ) ret = -EINVAL; } - release_console_sem(); + console_unlock(); break; /* @@ -1096,20 +1096,20 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, } if (arg == 0) { /* deallocate all unused consoles, but leave 0 */ - acquire_console_sem(); + console_lock(); for (i=1; i<MAX_NR_CONSOLES; i++) if (! VT_BUSY(i)) vc_deallocate(i); - release_console_sem(); + console_unlock(); } else { /* deallocate a single console, if possible */ arg--; if (VT_BUSY(arg)) ret = -EBUSY; else if (arg) { /* leave 0 */ - acquire_console_sem(); + console_lock(); vc_deallocate(arg); - release_console_sem(); + console_unlock(); } } break; @@ -1126,7 +1126,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, get_user(cc, &vtsizes->v_cols)) ret = -EFAULT; else { - acquire_console_sem(); + console_lock(); for (i = 0; i < MAX_NR_CONSOLES; i++) { vc = vc_cons[i].d; @@ -1135,7 +1135,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, vc_resize(vc_cons[i].d, cc, ll); } } - release_console_sem(); + console_unlock(); } break; } @@ -1187,14 +1187,14 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, for (i = 0; i < MAX_NR_CONSOLES; i++) { if (!vc_cons[i].d) continue; - acquire_console_sem(); + console_lock(); if (vlin) vc_cons[i].d->vc_scan_lines = vlin; if (clin) vc_cons[i].d->vc_font.height = clin; vc_cons[i].d->vc_resize_user = 1; vc_resize(vc_cons[i].d, cc, ll); - release_console_sem(); + console_unlock(); } break; } @@ -1367,7 +1367,7 @@ void vc_SAK(struct work_struct *work) struct vc_data *vc; struct tty_struct *tty; - acquire_console_sem(); + console_lock(); vc = vc_con->d; if (vc) { tty = vc->port.tty; @@ -1379,7 +1379,7 @@ void vc_SAK(struct work_struct *work) __do_SAK(tty); reset_vc(vc); } - release_console_sem(); + console_unlock(); } #ifdef CONFIG_COMPAT @@ -1737,10 +1737,10 @@ int vt_move_to_console(unsigned int vt, int alloc) { int prev; - acquire_console_sem(); + console_lock(); /* Graphics mode - up to X */ if (disable_vt_switch) { - release_console_sem(); + console_unlock(); return 0; } prev = fg_console; @@ -1748,7 +1748,7 @@ int vt_move_to_console(unsigned int vt, int alloc) if (alloc && vc_allocate(vt)) { /* we can't have a free VC for now. Too bad, * we don't want to mess the screen for now. */ - release_console_sem(); + console_unlock(); return -ENOSPC; } @@ -1758,10 +1758,10 @@ int vt_move_to_console(unsigned int vt, int alloc) * Let the calling function know so it can decide * what to do. */ - release_console_sem(); + console_unlock(); return -EIO; } - release_console_sem(); + console_unlock(); tty_lock(); if (vt_waitactive(vt + 1)) { pr_debug("Suspend: Can't switch VCs."); @@ -1781,8 +1781,8 @@ int vt_move_to_console(unsigned int vt, int alloc) */ void pm_set_vt_switch(int do_switch) { - acquire_console_sem(); + console_lock(); disable_vt_switch = !do_switch; - release_console_sem(); + console_unlock(); } EXPORT_SYMBOL(pm_set_vt_switch); diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c index d583bea..391ac93 100644 --- a/drivers/video/arkfb.c +++ b/drivers/video/arkfb.c @@ -23,7 +23,7 @@ #include <linux/svga.h> #include <linux/init.h> #include <linux/pci.h> -#include <linux/console.h> /* Why should fb driver call console functions? because acquire_console_sem() */ +#include <linux/console.h> /* Why should fb driver call console functions? because console_lock() */ #include <video/vga.h> #ifdef CONFIG_MTRR @@ -1091,12 +1091,12 @@ static int ark_pci_suspend (struct pci_dev* dev, pm_message_t state) dev_info(info->device, "suspend\n"); - acquire_console_sem(); + console_lock(); mutex_lock(&(par->open_lock)); if ((state.event == PM_EVENT_FREEZE) || (par->ref_count == 0)) { mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } @@ -1107,7 +1107,7 @@ static int ark_pci_suspend (struct pci_dev* dev, pm_message_t state) pci_set_power_state(dev, pci_choose_state(dev, state)); mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } @@ -1122,7 +1122,7 @@ static int ark_pci_resume (struct pci_dev* dev) dev_info(info->device, "resume\n"); - acquire_console_sem(); + console_lock(); mutex_lock(&(par->open_lock)); if (par->ref_count == 0) @@ -1141,7 +1141,7 @@ static int ark_pci_resume (struct pci_dev* dev) fail: mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } #else diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c index dd9de2e..4cb6a57 100644 --- a/drivers/video/aty/aty128fb.c +++ b/drivers/video/aty/aty128fb.c @@ -1860,11 +1860,11 @@ static void aty128_early_resume(void *data) { struct aty128fb_par *par = data; - if (try_acquire_console_sem()) + if (!console_trylock()) return; pci_restore_state(par->pdev); aty128_do_resume(par->pdev); - release_console_sem(); + console_unlock(); } #endif /* CONFIG_PPC_PMAC */ @@ -2438,7 +2438,7 @@ static int aty128_pci_suspend(struct pci_dev *pdev, pm_message_t state) printk(KERN_DEBUG "aty128fb: suspending...\n"); - acquire_console_sem(); + console_lock(); fb_set_suspend(info, 1); @@ -2470,7 +2470,7 @@ static int aty128_pci_suspend(struct pci_dev *pdev, pm_message_t state) if (state.event != PM_EVENT_ON) aty128_set_suspend(par, 1); - release_console_sem(); + console_unlock(); pdev->dev.power.power_state = state; @@ -2527,9 +2527,9 @@ static int aty128_pci_resume(struct pci_dev *pdev) { int rc; - acquire_console_sem(); + console_lock(); rc = aty128_do_resume(pdev); - release_console_sem(); + console_unlock(); return rc; } diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c index 767ab4f..94e293f 100644 --- a/drivers/video/aty/atyfb_base.c +++ b/drivers/video/aty/atyfb_base.c @@ -2069,7 +2069,7 @@ static int atyfb_pci_suspend(struct pci_dev *pdev, pm_message_t state) if (state.event == pdev->dev.power.power_state.event) return 0; - acquire_console_sem(); + console_lock(); fb_set_suspend(info, 1); @@ -2097,14 +2097,14 @@ static int atyfb_pci_suspend(struct pci_dev *pdev, pm_message_t state) par->lock_blank = 0; atyfb_blank(FB_BLANK_UNBLANK, info); fb_set_suspend(info, 0); - release_console_sem(); + console_unlock(); return -EIO; } #else pci_set_power_state(pdev, pci_choose_state(pdev, state)); #endif - release_console_sem(); + console_unlock(); pdev->dev.power.power_state = state; @@ -2133,7 +2133,7 @@ static int atyfb_pci_resume(struct pci_dev *pdev) if (pdev->dev.power.power_state.event == PM_EVENT_ON) return 0; - acquire_console_sem(); + console_lock(); /* * PCI state will have been restored by the core, so @@ -2161,7 +2161,7 @@ static int atyfb_pci_resume(struct pci_dev *pdev) par->lock_blank = 0; atyfb_blank(FB_BLANK_UNBLANK, info); - release_console_sem(); + console_unlock(); pdev->dev.power.power_state = PMSG_ON; diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c index c4e1764..92bda58 100644 --- a/drivers/video/aty/radeon_pm.c +++ b/drivers/video/aty/radeon_pm.c @@ -2626,7 +2626,7 @@ int radeonfb_pci_suspend(struct pci_dev *pdev, pm_message_t mesg) goto done; } - acquire_console_sem(); + console_lock(); fb_set_suspend(info, 1); @@ -2690,7 +2690,7 @@ int radeonfb_pci_suspend(struct pci_dev *pdev, pm_message_t mesg) if (rinfo->pm_mode & radeon_pm_d2) radeon_set_suspend(rinfo, 1); - release_console_sem(); + console_unlock(); done: pdev->dev.power.power_state = mesg; @@ -2715,10 +2715,10 @@ int radeonfb_pci_resume(struct pci_dev *pdev) return 0; if (rinfo->no_schedule) { - if (try_acquire_console_sem()) + if (!console_trylock()) return 0; } else - acquire_console_sem(); + console_lock(); printk(KERN_DEBUG "radeonfb (%s): resuming from state: %d...\n", pci_name(pdev), pdev->dev.power.power_state.event); @@ -2783,7 +2783,7 @@ int radeonfb_pci_resume(struct pci_dev *pdev) pdev->dev.power.power_state = PMSG_ON; bail: - release_console_sem(); + console_unlock(); return rc; } diff --git a/drivers/video/bf537-lq035.c b/drivers/video/bf537-lq035.c index 18c5078..47c21fb 100644 --- a/drivers/video/bf537-lq035.c +++ b/drivers/video/bf537-lq035.c @@ -696,6 +696,7 @@ static int __devinit bfin_lq035_probe(struct platform_device *pdev) { struct backlight_properties props; dma_addr_t dma_handle; + int ret; if (request_dma(CH_PPI, KBUILD_MODNAME)) { pr_err("couldn't request PPI DMA\n"); @@ -704,17 +705,16 @@ static int __devinit bfin_lq035_probe(struct platform_device *pdev) if (request_ports()) { pr_err("couldn't request gpio port\n"); - free_dma(CH_PPI); - return -EFAULT; + ret = -EFAULT; + goto out_ports; } fb_buffer = dma_alloc_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, &dma_handle, GFP_KERNEL); if (fb_buffer == NULL) { pr_err("couldn't allocate dma buffer\n"); - free_dma(CH_PPI); - free_ports(); - return -ENOMEM; + ret = -ENOMEM; + goto out_dma_coherent; } if (L1_DATA_A_LENGTH) @@ -725,10 +725,8 @@ static int __devinit bfin_lq035_probe(struct platform_device *pdev) if (dma_desc_table == NULL) { pr_err("couldn't allocate dma descriptor\n"); - free_dma(CH_PPI); - free_ports(); - dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0); - return -ENOMEM; + ret = -ENOMEM; + goto out_table; } bfin_lq035_fb.screen_base = (void *)fb_buffer; @@ -771,31 +769,21 @@ static int __devinit bfin_lq035_probe(struct platform_device *pdev) bfin_lq035_fb.pseudo_palette = kzalloc(sizeof(u32) * 16, GFP_KERNEL); if (bfin_lq035_fb.pseudo_palette == NULL) { pr_err("failed to allocate pseudo_palette\n"); - free_dma(CH_PPI); - free_ports(); - dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0); - return -ENOMEM; + ret = -ENOMEM; + goto out_palette; } if (fb_alloc_cmap(&bfin_lq035_fb.cmap, NBR_PALETTE, 0) < 0) { pr_err("failed to allocate colormap (%d entries)\n", NBR_PALETTE); - free_dma(CH_PPI); - free_ports(); - dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0); - kfree(bfin_lq035_fb.pseudo_palette); - return -EFAULT; + ret = -EFAULT; + goto out_cmap; } if (register_framebuffer(&bfin_lq035_fb) < 0) { pr_err("unable to register framebuffer\n"); - free_dma(CH_PPI); - free_ports(); - dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0); - fb_buffer = NULL; - kfree(bfin_lq035_fb.pseudo_palette); - fb_dealloc_cmap(&bfin_lq035_fb.cmap); - return -EINVAL; + ret = -EINVAL; + goto out_reg; } i2c_add_driver(&ad5280_driver); @@ -807,11 +795,31 @@ static int __devinit bfin_lq035_probe(struct platform_device *pdev) lcd_dev = lcd_device_register(KBUILD_MODNAME, &pdev->dev, NULL, &bfin_lcd_ops); + if (IS_ERR(lcd_dev)) { + pr_err("unable to register lcd\n"); + ret = PTR_ERR(lcd_dev); + goto out_lcd; + } lcd_dev->props.max_contrast = 255, pr_info("initialized"); return 0; +out_lcd: + unregister_framebuffer(&bfin_lq035_fb); +out_reg: + fb_dealloc_cmap(&bfin_lq035_fb.cmap); +out_cmap: + kfree(bfin_lq035_fb.pseudo_palette); +out_palette: +out_table: + dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0); + fb_buffer = NULL; +out_dma_coherent: + free_ports(); +out_ports: + free_dma(CH_PPI); + return ret; } static int __devexit bfin_lq035_remove(struct platform_device *pdev) diff --git a/drivers/video/chipsfb.c b/drivers/video/chipsfb.c index d637e1f..cff742a 100644 --- a/drivers/video/chipsfb.c +++ b/drivers/video/chipsfb.c @@ -460,10 +460,10 @@ static int chipsfb_pci_suspend(struct pci_dev *pdev, pm_message_t state) if (!(state.event & PM_EVENT_SLEEP)) goto done; - acquire_console_sem(); + console_lock(); chipsfb_blank(1, p); fb_set_suspend(p, 1); - release_console_sem(); + console_unlock(); done: pdev->dev.power.power_state = state; return 0; @@ -473,10 +473,10 @@ static int chipsfb_pci_resume(struct pci_dev *pdev) { struct fb_info *p = pci_get_drvdata(pdev); - acquire_console_sem(); + console_lock(); fb_set_suspend(p, 0); chipsfb_blank(0, p); - release_console_sem(); + console_unlock(); pdev->dev.power.power_state = PMSG_ON; return 0; diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 7ccc967..9c092b8 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -375,14 +375,14 @@ static void fb_flashcursor(struct work_struct *work) int c; int mode; - acquire_console_sem(); + console_lock(); if (ops && ops->currcon != -1) vc = vc_cons[ops->currcon].d; if (!vc || !CON_IS_VISIBLE(vc) || registered_fb[con2fb_map[vc->vc_num]] != info || vc->vc_deccm != 1) { - release_console_sem(); + console_unlock(); return; } @@ -392,7 +392,7 @@ static void fb_flashcursor(struct work_struct *work) CM_ERASE : CM_DRAW; ops->cursor(vc, info, mode, softback_lines, get_color(vc, info, c, 1), get_color(vc, info, c, 0)); - release_console_sem(); + console_unlock(); } static void cursor_timer_handler(unsigned long dev_addr) @@ -836,7 +836,7 @@ static int set_con2fb_map(int unit, int newidx, int user) found = search_fb_in_map(newidx); - acquire_console_sem(); + console_lock(); con2fb_map[unit] = newidx; if (!err && !found) err = con2fb_acquire_newinfo(vc, info, unit, oldidx); @@ -863,7 +863,7 @@ static int set_con2fb_map(int unit, int newidx, int user) if (!search_fb_in_map(info_idx)) info_idx = newidx; - release_console_sem(); + console_unlock(); return err; } @@ -3321,7 +3321,7 @@ static ssize_t store_rotate(struct device *device, if (fbcon_has_exited) return count; - acquire_console_sem(); + console_lock(); idx = con2fb_map[fg_console]; if (idx == -1 || registered_fb[idx] == NULL) @@ -3331,7 +3331,7 @@ static ssize_t store_rotate(struct device *device, rotate = simple_strtoul(buf, last, 0); fbcon_rotate(info, rotate); err: - release_console_sem(); + console_unlock(); return count; } @@ -3346,7 +3346,7 @@ static ssize_t store_rotate_all(struct device *device, if (fbcon_has_exited) return count; - acquire_console_sem(); + console_lock(); idx = con2fb_map[fg_console]; if (idx == -1 || registered_fb[idx] == NULL) @@ -3356,7 +3356,7 @@ static ssize_t store_rotate_all(struct device *device, rotate = simple_strtoul(buf, last, 0); fbcon_rotate_all(info, rotate); err: - release_console_sem(); + console_unlock(); return count; } @@ -3369,7 +3369,7 @@ static ssize_t show_rotate(struct device *device, if (fbcon_has_exited) return 0; - acquire_console_sem(); + console_lock(); idx = con2fb_map[fg_console]; if (idx == -1 || registered_fb[idx] == NULL) @@ -3378,7 +3378,7 @@ static ssize_t show_rotate(struct device *device, info = registered_fb[idx]; rotate = fbcon_get_rotate(info); err: - release_console_sem(); + console_unlock(); return snprintf(buf, PAGE_SIZE, "%d\n", rotate); } @@ -3392,7 +3392,7 @@ static ssize_t show_cursor_blink(struct device *device, if (fbcon_has_exited) return 0; - acquire_console_sem(); + console_lock(); idx = con2fb_map[fg_console]; if (idx == -1 || registered_fb[idx] == NULL) @@ -3406,7 +3406,7 @@ static ssize_t show_cursor_blink(struct device *device, blink = (ops->flags & FBCON_FLAGS_CURSOR_TIMER) ? 1 : 0; err: - release_console_sem(); + console_unlock(); return snprintf(buf, PAGE_SIZE, "%d\n", blink); } @@ -3421,7 +3421,7 @@ static ssize_t store_cursor_blink(struct device *device, if (fbcon_has_exited) return count; - acquire_console_sem(); + console_lock(); idx = con2fb_map[fg_console]; if (idx == -1 || registered_fb[idx] == NULL) @@ -3443,7 +3443,7 @@ static ssize_t store_cursor_blink(struct device *device, } err: - release_console_sem(); + console_unlock(); return count; } @@ -3482,7 +3482,7 @@ static void fbcon_start(void) if (num_registered_fb) { int i; - acquire_console_sem(); + console_lock(); for (i = 0; i < FB_MAX; i++) { if (registered_fb[i] != NULL) { @@ -3491,7 +3491,7 @@ static void fbcon_start(void) } } - release_console_sem(); + console_unlock(); fbcon_takeover(0); } } @@ -3552,7 +3552,7 @@ static int __init fb_console_init(void) { int i; - acquire_console_sem(); + console_lock(); fb_register_client(&fbcon_event_notifier); fbcon_device = device_create(fb_class, NULL, MKDEV(0, 0), NULL, "fbcon"); @@ -3568,7 +3568,7 @@ static int __init fb_console_init(void) for (i = 0; i < MAX_NR_CONSOLES; i++) con2fb_map[i] = -1; - release_console_sem(); + console_unlock(); fbcon_start(); return 0; } @@ -3591,12 +3591,12 @@ static void __exit fbcon_deinit_device(void) static void __exit fb_console_exit(void) { - acquire_console_sem(); + console_lock(); fb_unregister_client(&fbcon_event_notifier); fbcon_deinit_device(); device_destroy(fb_class, MKDEV(0, 0)); fbcon_exit(); - release_console_sem(); + console_unlock(); unregister_con_driver(&fb_con); } diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index c97491b..915fd74 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -202,11 +202,7 @@ static void vgacon_scrollback_init(int pitch) } } -/* - * Called only duing init so call of alloc_bootmen is ok. - * Marked __init_refok to silence modpost. - */ -static void __init_refok vgacon_scrollback_startup(void) +static void vgacon_scrollback_startup(void) { vgacon_scrollback = kcalloc(CONFIG_VGACON_SOFT_SCROLLBACK_SIZE, 1024, GFP_NOWAIT); vgacon_scrollback_init(vga_video_num_columns * 2); diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index c265aed..8d61ef9 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -1092,9 +1092,10 @@ static int __init fb_probe(struct platform_device *device) irq_freq: #ifdef CONFIG_CPU_FREQ + lcd_da8xx_cpufreq_deregister(par); +#endif err_cpu_freq: unregister_framebuffer(da8xx_fb_info); -#endif err_dealloc_cmap: fb_dealloc_cmap(&da8xx_fb_info->cmap); @@ -1130,14 +1131,14 @@ static int fb_suspend(struct platform_device *dev, pm_message_t state) struct fb_info *info = platform_get_drvdata(dev); struct da8xx_fb_par *par = info->par; - acquire_console_sem(); + console_lock(); if (par->panel_power_ctrl) par->panel_power_ctrl(0); fb_set_suspend(info, 1); lcd_disable_raster(); clk_disable(par->lcdc_clk); - release_console_sem(); + console_unlock(); return 0; } @@ -1146,14 +1147,14 @@ static int fb_resume(struct platform_device *dev) struct fb_info *info = platform_get_drvdata(dev); struct da8xx_fb_par *par = info->par; - acquire_console_sem(); + console_lock(); if (par->panel_power_ctrl) par->panel_power_ctrl(1); clk_enable(par->lcdc_clk); lcd_enable_raster(); fb_set_suspend(info, 0); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 4ac1201..e2bf953 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -1036,11 +1036,11 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd, return -EFAULT; if (!lock_fb_info(info)) return -ENODEV; - acquire_console_sem(); + console_lock(); info->flags |= FBINFO_MISC_USEREVENT; ret = fb_set_var(info, &var); info->flags &= ~FBINFO_MISC_USEREVENT; - release_console_sem(); + console_unlock(); unlock_fb_info(info); if (!ret && copy_to_user(argp, &var, sizeof(var))) ret = -EFAULT; @@ -1072,9 +1072,9 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd, return -EFAULT; if (!lock_fb_info(info)) return -ENODEV; - acquire_console_sem(); + console_lock(); ret = fb_pan_display(info, &var); - release_console_sem(); + console_unlock(); unlock_fb_info(info); if (ret == 0 && copy_to_user(argp, &var, sizeof(var))) return -EFAULT; @@ -1119,11 +1119,11 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd, case FBIOBLANK: if (!lock_fb_info(info)) return -ENODEV; - acquire_console_sem(); + console_lock(); info->flags |= FBINFO_MISC_USEREVENT; ret = fb_blank(info, arg); info->flags &= ~FBINFO_MISC_USEREVENT; - release_console_sem(); + console_unlock(); unlock_fb_info(info); break; default: diff --git a/drivers/video/fbsysfs.c b/drivers/video/fbsysfs.c index 0a08f13..f4a3277 100644 --- a/drivers/video/fbsysfs.c +++ b/drivers/video/fbsysfs.c @@ -90,11 +90,11 @@ static int activate(struct fb_info *fb_info, struct fb_var_screeninfo *var) int err; var->activate |= FB_ACTIVATE_FORCE; - acquire_console_sem(); + console_lock(); fb_info->flags |= FBINFO_MISC_USEREVENT; err = fb_set_var(fb_info, var); fb_info->flags &= ~FBINFO_MISC_USEREVENT; - release_console_sem(); + console_unlock(); if (err) return err; return 0; @@ -175,7 +175,7 @@ static ssize_t store_modes(struct device *device, if (i * sizeof(struct fb_videomode) != count) return -EINVAL; - acquire_console_sem(); + console_lock(); list_splice(&fb_info->modelist, &old_list); fb_videomode_to_modelist((const struct fb_videomode *)buf, i, &fb_info->modelist); @@ -185,7 +185,7 @@ static ssize_t store_modes(struct device *device, } else fb_destroy_modelist(&old_list); - release_console_sem(); + console_unlock(); return 0; } @@ -301,11 +301,11 @@ static ssize_t store_blank(struct device *device, char *last = NULL; int err; - acquire_console_sem(); + console_lock(); fb_info->flags |= FBINFO_MISC_USEREVENT; err = fb_blank(fb_info, simple_strtoul(buf, &last, 0)); fb_info->flags &= ~FBINFO_MISC_USEREVENT; - release_console_sem(); + console_unlock(); if (err < 0) return err; return count; @@ -364,9 +364,9 @@ static ssize_t store_pan(struct device *device, return -EINVAL; var.yoffset = simple_strtoul(last, &last, 0); - acquire_console_sem(); + console_lock(); err = fb_pan_display(fb_info, &var); - release_console_sem(); + console_unlock(); if (err < 0) return err; @@ -399,9 +399,9 @@ static ssize_t store_fbstate(struct device *device, state = simple_strtoul(buf, &last, 0); - acquire_console_sem(); + console_lock(); fb_set_suspend(fb_info, (int)state); - release_console_sem(); + console_unlock(); return count; } diff --git a/drivers/video/geode/gxfb_core.c b/drivers/video/geode/gxfb_core.c index 70b1d9d..b4f19db 100644 --- a/drivers/video/geode/gxfb_core.c +++ b/drivers/video/geode/gxfb_core.c @@ -344,10 +344,10 @@ static int gxfb_suspend(struct pci_dev *pdev, pm_message_t state) struct fb_info *info = pci_get_drvdata(pdev); if (state.event == PM_EVENT_SUSPEND) { - acquire_console_sem(); + console_lock(); gx_powerdown(info); fb_set_suspend(info, 1); - release_console_sem(); + console_unlock(); } /* there's no point in setting PCI states; we emulate PCI, so @@ -361,7 +361,7 @@ static int gxfb_resume(struct pci_dev *pdev) struct fb_info *info = pci_get_drvdata(pdev); int ret; - acquire_console_sem(); + console_lock(); ret = gx_powerup(info); if (ret) { printk(KERN_ERR "gxfb: power up failed!\n"); @@ -369,7 +369,7 @@ static int gxfb_resume(struct pci_dev *pdev) } fb_set_suspend(info, 0); - release_console_sem(); + console_unlock(); return 0; } #endif diff --git a/drivers/video/geode/lxfb_core.c b/drivers/video/geode/lxfb_core.c index 39bdbed..416851c 100644 --- a/drivers/video/geode/lxfb_core.c +++ b/drivers/video/geode/lxfb_core.c @@ -465,10 +465,10 @@ static int lxfb_suspend(struct pci_dev *pdev, pm_message_t state) struct fb_info *info = pci_get_drvdata(pdev); if (state.event == PM_EVENT_SUSPEND) { - acquire_console_sem(); + console_lock(); lx_powerdown(info); fb_set_suspend(info, 1); - release_console_sem(); + console_unlock(); } /* there's no point in setting PCI states; we emulate PCI, so @@ -482,7 +482,7 @@ static int lxfb_resume(struct pci_dev *pdev) struct fb_info *info = pci_get_drvdata(pdev); int ret; - acquire_console_sem(); + console_lock(); ret = lx_powerup(info); if (ret) { printk(KERN_ERR "lxfb: power up failed!\n"); @@ -490,7 +490,7 @@ static int lxfb_resume(struct pci_dev *pdev) } fb_set_suspend(info, 0); - release_console_sem(); + console_unlock(); return 0; } #else diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c index 5743ea2..318f6fb 100644 --- a/drivers/video/i810/i810_main.c +++ b/drivers/video/i810/i810_main.c @@ -1574,7 +1574,7 @@ static int i810fb_suspend(struct pci_dev *dev, pm_message_t mesg) return 0; } - acquire_console_sem(); + console_lock(); fb_set_suspend(info, 1); if (info->fbops->fb_sync) @@ -1587,7 +1587,7 @@ static int i810fb_suspend(struct pci_dev *dev, pm_message_t mesg) pci_save_state(dev); pci_disable_device(dev); pci_set_power_state(dev, pci_choose_state(dev, mesg)); - release_console_sem(); + console_unlock(); return 0; } @@ -1605,7 +1605,7 @@ static int i810fb_resume(struct pci_dev *dev) return 0; } - acquire_console_sem(); + console_lock(); pci_set_power_state(dev, PCI_D0); pci_restore_state(dev); @@ -1621,7 +1621,7 @@ static int i810fb_resume(struct pci_dev *dev) fb_set_suspend (info, 0); info->fbops->fb_blank(VESA_NO_BLANKING, info); fail: - release_console_sem(); + console_unlock(); return 0; } /*********************************************************************** diff --git a/drivers/video/jz4740_fb.c b/drivers/video/jz4740_fb.c index 670ecaa..de36693 100644 --- a/drivers/video/jz4740_fb.c +++ b/drivers/video/jz4740_fb.c @@ -778,9 +778,9 @@ static int jzfb_suspend(struct device *dev) { struct jzfb *jzfb = dev_get_drvdata(dev); - acquire_console_sem(); + console_lock(); fb_set_suspend(jzfb->fb, 1); - release_console_sem(); + console_unlock(); mutex_lock(&jzfb->lock); if (jzfb->is_enabled) @@ -800,9 +800,9 @@ static int jzfb_resume(struct device *dev) jzfb_enable(jzfb); mutex_unlock(&jzfb->lock); - acquire_console_sem(); + console_lock(); fb_set_suspend(jzfb->fb, 0); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/video/mx3fb.c b/drivers/video/mx3fb.c index cb01391..7e3a490 100644 --- a/drivers/video/mx3fb.c +++ b/drivers/video/mx3fb.c @@ -1177,9 +1177,9 @@ static int mx3fb_suspend(struct platform_device *pdev, pm_message_t state) struct mx3fb_data *mx3fb = platform_get_drvdata(pdev); struct mx3fb_info *mx3_fbi = mx3fb->fbi->par; - acquire_console_sem(); + console_lock(); fb_set_suspend(mx3fb->fbi, 1); - release_console_sem(); + console_unlock(); if (mx3_fbi->blank == FB_BLANK_UNBLANK) { sdc_disable_channel(mx3_fbi); @@ -1202,9 +1202,9 @@ static int mx3fb_resume(struct platform_device *pdev) sdc_set_brightness(mx3fb, mx3fb->backlight_level); } - acquire_console_sem(); + console_lock(); fb_set_suspend(mx3fb->fbi, 0); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/video/nuc900fb.c b/drivers/video/nuc900fb.c index 62498bd..f838d9e 100644 --- a/drivers/video/nuc900fb.c +++ b/drivers/video/nuc900fb.c @@ -696,6 +696,8 @@ static int nuc900fb_remove(struct platform_device *pdev) nuc900fb_stop_lcd(fbinfo); msleep(1); + unregister_framebuffer(fbinfo); + nuc900fb_cpufreq_deregister(fbi); nuc900fb_unmap_video_memory(fbinfo); iounmap(fbi->io); @@ -723,7 +725,7 @@ static int nuc900fb_suspend(struct platform_device *dev, pm_message_t state) struct fb_info *fbinfo = platform_get_drvdata(dev); struct nuc900fb_info *info = fbinfo->par; - nuc900fb_stop_lcd(); + nuc900fb_stop_lcd(fbinfo); msleep(1); clk_disable(info->clk); return 0; @@ -740,7 +742,7 @@ static int nuc900fb_resume(struct platform_device *dev) msleep(1); nuc900fb_init_registers(fbinfo); - nuc900fb_activate_var(bfinfo); + nuc900fb_activate_var(fbinfo); return 0; } diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c index efe10ff..081dc47 100644 --- a/drivers/video/nvidia/nvidia.c +++ b/drivers/video/nvidia/nvidia.c @@ -1057,7 +1057,7 @@ static int nvidiafb_suspend(struct pci_dev *dev, pm_message_t mesg) if (mesg.event == PM_EVENT_PRETHAW) mesg.event = PM_EVENT_FREEZE; - acquire_console_sem(); + console_lock(); par->pm_state = mesg.event; if (mesg.event & PM_EVENT_SLEEP) { @@ -1070,7 +1070,7 @@ static int nvidiafb_suspend(struct pci_dev *dev, pm_message_t mesg) } dev->dev.power.power_state = mesg; - release_console_sem(); + console_unlock(); return 0; } @@ -1079,7 +1079,7 @@ static int nvidiafb_resume(struct pci_dev *dev) struct fb_info *info = pci_get_drvdata(dev); struct nvidia_par *par = info->par; - acquire_console_sem(); + console_lock(); pci_set_power_state(dev, PCI_D0); if (par->pm_state != PM_EVENT_FREEZE) { @@ -1097,7 +1097,7 @@ static int nvidiafb_resume(struct pci_dev *dev) nvidiafb_blank(FB_BLANK_UNBLANK, info); fail: - release_console_sem(); + console_unlock(); return 0; } #else diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c index 9c0144e..65560a1 100644 --- a/drivers/video/ps3fb.c +++ b/drivers/video/ps3fb.c @@ -513,9 +513,9 @@ static int ps3fb_release(struct fb_info *info, int user) if (atomic_dec_and_test(&ps3fb.f_count)) { if (atomic_read(&ps3fb.ext_flip)) { atomic_set(&ps3fb.ext_flip, 0); - if (!try_acquire_console_sem()) { + if (console_trylock()) { ps3fb_sync(info, 0); /* single buffer */ - release_console_sem(); + console_unlock(); } } } @@ -830,14 +830,14 @@ static int ps3fb_ioctl(struct fb_info *info, unsigned int cmd, if (vmode) { var = info->var; fb_videomode_to_var(&var, vmode); - acquire_console_sem(); + console_lock(); info->flags |= FBINFO_MISC_USEREVENT; /* Force, in case only special bits changed */ var.activate |= FB_ACTIVATE_FORCE; par->new_mode_id = val; retval = fb_set_var(info, &var); info->flags &= ~FBINFO_MISC_USEREVENT; - release_console_sem(); + console_unlock(); } break; } @@ -881,9 +881,9 @@ static int ps3fb_ioctl(struct fb_info *info, unsigned int cmd, break; dev_dbg(info->device, "PS3FB_IOCTL_FSEL:%d\n", val); - acquire_console_sem(); + console_lock(); retval = ps3fb_sync(info, val); - release_console_sem(); + console_unlock(); break; default: @@ -903,9 +903,9 @@ static int ps3fbd(void *arg) set_current_state(TASK_INTERRUPTIBLE); if (ps3fb.is_kicked) { ps3fb.is_kicked = 0; - acquire_console_sem(); + console_lock(); ps3fb_sync(info, 0); /* single buffer */ - release_console_sem(); + console_unlock(); } schedule(); } diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c index cea6403..35f61dd 100644 --- a/drivers/video/pxa168fb.c +++ b/drivers/video/pxa168fb.c @@ -701,16 +701,12 @@ static int __devinit pxa168fb_probe(struct platform_device *pdev) */ pxa168fb_init_mode(info, mi); - ret = pxa168fb_check_var(&info->var, info); - if (ret) - goto failed_free_fbmem; - /* * Fill in sane defaults. */ ret = pxa168fb_check_var(&info->var, info); if (ret) - goto failed; + goto failed_free_fbmem; /* * enable controller clock diff --git a/drivers/video/pxa3xx-gcu.c b/drivers/video/pxa3xx-gcu.c index b81168d..cf4beb9 100644 --- a/drivers/video/pxa3xx-gcu.c +++ b/drivers/video/pxa3xx-gcu.c @@ -1,5 +1,5 @@ /* - * pxa3xx-gc.c - Linux kernel module for PXA3xx graphics controllers + * pxa3xx-gcu.c - Linux kernel module for PXA3xx graphics controllers * * This driver needs a DirectFB counterpart in user space, communication * is handled via mmap()ed memory areas and an ioctl. @@ -421,7 +421,7 @@ pxa3xx_gcu_misc_write(struct file *filp, const char *buff, buffer->next = priv->free; priv->free = buffer; spin_unlock_irqrestore(&priv->spinlock, flags); - return ret; + return -EFAULT; } buffer->length = words; diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c index dce8c97..75738a9 100644 --- a/drivers/video/s3fb.c +++ b/drivers/video/s3fb.c @@ -22,7 +22,7 @@ #include <linux/svga.h> #include <linux/init.h> #include <linux/pci.h> -#include <linux/console.h> /* Why should fb driver call console functions? because acquire_console_sem() */ +#include <linux/console.h> /* Why should fb driver call console functions? because console_lock() */ #include <video/vga.h> #ifdef CONFIG_MTRR @@ -1113,12 +1113,12 @@ static int s3_pci_suspend(struct pci_dev* dev, pm_message_t state) dev_info(info->device, "suspend\n"); - acquire_console_sem(); + console_lock(); mutex_lock(&(par->open_lock)); if ((state.event == PM_EVENT_FREEZE) || (par->ref_count == 0)) { mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } @@ -1129,7 +1129,7 @@ static int s3_pci_suspend(struct pci_dev* dev, pm_message_t state) pci_set_power_state(dev, pci_choose_state(dev, state)); mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } @@ -1145,12 +1145,12 @@ static int s3_pci_resume(struct pci_dev* dev) dev_info(info->device, "resume\n"); - acquire_console_sem(); + console_lock(); mutex_lock(&(par->open_lock)); if (par->ref_count == 0) { mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } @@ -1159,7 +1159,7 @@ static int s3_pci_resume(struct pci_dev* dev) err = pci_enable_device(dev); if (err) { mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); dev_err(info->device, "error %d enabling device for resume\n", err); return err; } @@ -1169,7 +1169,7 @@ static int s3_pci_resume(struct pci_dev* dev) fb_set_suspend(info, 0); mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c index 842d157..487911e 100644 --- a/drivers/video/savage/savagefb_driver.c +++ b/drivers/video/savage/savagefb_driver.c @@ -2373,7 +2373,7 @@ static int savagefb_suspend(struct pci_dev *dev, pm_message_t mesg) if (mesg.event == PM_EVENT_FREEZE) return 0; - acquire_console_sem(); + console_lock(); fb_set_suspend(info, 1); if (info->fbops->fb_sync) @@ -2385,7 +2385,7 @@ static int savagefb_suspend(struct pci_dev *dev, pm_message_t mesg) pci_save_state(dev); pci_disable_device(dev); pci_set_power_state(dev, pci_choose_state(dev, mesg)); - release_console_sem(); + console_unlock(); return 0; } @@ -2409,7 +2409,7 @@ static int savagefb_resume(struct pci_dev* dev) return 0; } - acquire_console_sem(); + console_lock(); pci_set_power_state(dev, PCI_D0); pci_restore_state(dev); @@ -2423,7 +2423,7 @@ static int savagefb_resume(struct pci_dev* dev) savagefb_set_par(info); fb_set_suspend(info, 0); savagefb_blank(FB_BLANK_UNBLANK, info); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c index 74d9f54..2b9e56a 100644 --- a/drivers/video/sh_mobile_hdmi.c +++ b/drivers/video/sh_mobile_hdmi.c @@ -1151,7 +1151,7 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work) ch = info->par; - acquire_console_sem(); + console_lock(); /* HDMI plug in */ if (!sh_hdmi_must_reconfigure(hdmi) && @@ -1171,7 +1171,7 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work) fb_set_suspend(info, 0); } - release_console_sem(); + console_unlock(); } else { ret = 0; if (!hdmi->info) @@ -1181,12 +1181,12 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work) fb_destroy_modedb(hdmi->monspec.modedb); hdmi->monspec.modedb = NULL; - acquire_console_sem(); + console_lock(); /* HDMI disconnect */ fb_set_suspend(hdmi->info, 1); - release_console_sem(); + console_unlock(); pm_runtime_put(hdmi->dev); } diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c index bd4840a..bf12e53 100644 --- a/drivers/video/sh_mobile_lcdcfb.c +++ b/drivers/video/sh_mobile_lcdcfb.c @@ -912,9 +912,9 @@ static int sh_mobile_release(struct fb_info *info, int user) /* Nothing to reconfigure, when called from fbcon */ if (user) { - acquire_console_sem(); + console_lock(); sh_mobile_fb_reconfig(info); - release_console_sem(); + console_unlock(); } mutex_unlock(&ch->open_lock); diff --git a/drivers/video/sm501fb.c b/drivers/video/sm501fb.c index b7dc180..bcb44a5 100644 --- a/drivers/video/sm501fb.c +++ b/drivers/video/sm501fb.c @@ -2010,9 +2010,9 @@ static int sm501fb_suspend_fb(struct sm501fb_info *info, /* tell console/fb driver we are suspending */ - acquire_console_sem(); + console_lock(); fb_set_suspend(fbi, 1); - release_console_sem(); + console_unlock(); /* backup copies in case chip is powered down over suspend */ @@ -2069,9 +2069,9 @@ static void sm501fb_resume_fb(struct sm501fb_info *info, memcpy_toio(par->cursor.k_addr, par->store_cursor, par->cursor.size); - acquire_console_sem(); + console_lock(); fb_set_suspend(fbi, 0); - release_console_sem(); + console_unlock(); vfree(par->store_fb); vfree(par->store_cursor); diff --git a/drivers/video/tmiofb.c b/drivers/video/tmiofb.c index 6913fe1..dfef88c 100644 --- a/drivers/video/tmiofb.c +++ b/drivers/video/tmiofb.c @@ -25,7 +25,7 @@ #include <linux/fb.h> #include <linux/interrupt.h> #include <linux/delay.h> -/* Why should fb driver call console functions? because acquire_console_sem() */ +/* Why should fb driver call console functions? because console_lock() */ #include <linux/console.h> #include <linux/mfd/core.h> #include <linux/mfd/tmio.h> @@ -944,7 +944,7 @@ static int tmiofb_suspend(struct platform_device *dev, pm_message_t state) struct mfd_cell *cell = dev->dev.platform_data; int retval = 0; - acquire_console_sem(); + console_lock(); fb_set_suspend(info, 1); @@ -965,7 +965,7 @@ static int tmiofb_suspend(struct platform_device *dev, pm_message_t state) if (cell->suspend) retval = cell->suspend(dev); - release_console_sem(); + console_unlock(); return retval; } @@ -976,7 +976,7 @@ static int tmiofb_resume(struct platform_device *dev) struct mfd_cell *cell = dev->dev.platform_data; int retval = 0; - acquire_console_sem(); + console_lock(); if (cell->resume) { retval = cell->resume(dev); @@ -992,7 +992,7 @@ static int tmiofb_resume(struct platform_device *dev) fb_set_suspend(info, 0); out: - release_console_sem(); + console_unlock(); return retval; } #else diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c index 289edd5..4e66349e 100644 --- a/drivers/video/via/viafbdev.c +++ b/drivers/video/via/viafbdev.c @@ -1674,17 +1674,17 @@ static int parse_mode(const char *str, u32 *xres, u32 *yres) #ifdef CONFIG_PM static int viafb_suspend(void *unused) { - acquire_console_sem(); + console_lock(); fb_set_suspend(viafbinfo, 1); viafb_sync(viafbinfo); - release_console_sem(); + console_unlock(); return 0; } static int viafb_resume(void *unused) { - acquire_console_sem(); + console_lock(); if (viaparinfo->shared->vdev->engine_mmio) viafb_reset_engine(viaparinfo); viafb_set_par(viafbinfo); @@ -1692,7 +1692,7 @@ static int viafb_resume(void *unused) viafb_set_par(viafbinfo1); fb_set_suspend(viafbinfo, 0); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c index 85d76ec..a2965ab 100644 --- a/drivers/video/vt8623fb.c +++ b/drivers/video/vt8623fb.c @@ -23,7 +23,7 @@ #include <linux/svga.h> #include <linux/init.h> #include <linux/pci.h> -#include <linux/console.h> /* Why should fb driver call console functions? because acquire_console_sem() */ +#include <linux/console.h> /* Why should fb driver call console functions? because console_lock() */ #include <video/vga.h> #ifdef CONFIG_MTRR @@ -819,12 +819,12 @@ static int vt8623_pci_suspend(struct pci_dev* dev, pm_message_t state) dev_info(info->device, "suspend\n"); - acquire_console_sem(); + console_lock(); mutex_lock(&(par->open_lock)); if ((state.event == PM_EVENT_FREEZE) || (par->ref_count == 0)) { mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } @@ -835,7 +835,7 @@ static int vt8623_pci_suspend(struct pci_dev* dev, pm_message_t state) pci_set_power_state(dev, pci_choose_state(dev, state)); mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } @@ -850,7 +850,7 @@ static int vt8623_pci_resume(struct pci_dev* dev) dev_info(info->device, "resume\n"); - acquire_console_sem(); + console_lock(); mutex_lock(&(par->open_lock)); if (par->ref_count == 0) @@ -869,7 +869,7 @@ static int vt8623_pci_resume(struct pci_dev* dev) fail: mutex_unlock(&(par->open_lock)); - release_console_sem(); + console_unlock(); return 0; } diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c index 3e6934d..a20218c 100644 --- a/drivers/video/xen-fbfront.c +++ b/drivers/video/xen-fbfront.c @@ -491,12 +491,12 @@ xenfb_make_preferred_console(void) if (console_set_on_cmdline) return; - acquire_console_sem(); + console_lock(); for_each_console(c) { if (!strcmp(c->name, "tty") && c->index == 0) break; } - release_console_sem(); + console_unlock(); if (c) { unregister_console(c); c->flags |= CON_CONSDEV; diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 60d27bc..6b61ded 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -1560,9 +1560,10 @@ retry_locked: /* NOTE: no side-effects allowed, until we take s_mutex */ revoking = cap->implemented & ~cap->issued; - if (revoking) - dout(" mds%d revoking %s\n", cap->mds, - ceph_cap_string(revoking)); + dout(" mds%d cap %p issued %s implemented %s revoking %s\n", + cap->mds, cap, ceph_cap_string(cap->issued), + ceph_cap_string(cap->implemented), + ceph_cap_string(revoking)); if (cap == ci->i_auth_cap && (cap->issued & CEPH_CAP_FILE_WR)) { @@ -1658,6 +1659,8 @@ ack: if (cap == ci->i_auth_cap && ci->i_dirty_caps) flushing = __mark_caps_flushing(inode, session); + else + flushing = 0; mds = cap->mds; /* remember mds, so we don't repeat */ sent++; @@ -1940,6 +1943,35 @@ void ceph_kick_flushing_caps(struct ceph_mds_client *mdsc, } } +static void kick_flushing_inode_caps(struct ceph_mds_client *mdsc, + struct ceph_mds_session *session, + struct inode *inode) +{ + struct ceph_inode_info *ci = ceph_inode(inode); + struct ceph_cap *cap; + int delayed = 0; + + spin_lock(&inode->i_lock); + cap = ci->i_auth_cap; + dout("kick_flushing_inode_caps %p flushing %s flush_seq %lld\n", inode, + ceph_cap_string(ci->i_flushing_caps), ci->i_cap_flush_seq); + __ceph_flush_snaps(ci, &session, 1); + if (ci->i_flushing_caps) { + delayed = __send_cap(mdsc, cap, CEPH_CAP_OP_FLUSH, + __ceph_caps_used(ci), + __ceph_caps_wanted(ci), + cap->issued | cap->implemented, + ci->i_flushing_caps, NULL); + if (delayed) { + spin_lock(&inode->i_lock); + __cap_delay_requeue(mdsc, ci); + spin_unlock(&inode->i_lock); + } + } else { + spin_unlock(&inode->i_lock); + } +} + /* * Take references to capabilities we hold, so that we don't release @@ -2687,7 +2719,7 @@ static void handle_cap_import(struct ceph_mds_client *mdsc, ceph_add_cap(inode, session, cap_id, -1, issued, wanted, seq, mseq, realmino, CEPH_CAP_FLAG_AUTH, NULL /* no caps context */); - try_flush_caps(inode, session, NULL); + kick_flushing_inode_caps(mdsc, session, inode); up_read(&mdsc->snap_rwsem); /* make sure we re-request max_size, if necessary */ @@ -2785,8 +2817,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, case CEPH_CAP_OP_IMPORT: handle_cap_import(mdsc, inode, h, session, snaptrace, snaptrace_len); - ceph_check_caps(ceph_inode(inode), CHECK_CAPS_NODELAY, - session); + ceph_check_caps(ceph_inode(inode), 0, session); goto done_unlocked; } diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index e835eff..5625463 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -710,10 +710,6 @@ static int fill_inode(struct inode *inode, ci->i_ceph_flags |= CEPH_I_COMPLETE; ci->i_max_offset = 2; } - - /* it may be better to set st_size in getattr instead? */ - if (ceph_test_mount_opt(ceph_sb_to_client(inode->i_sb), RBYTES)) - inode->i_size = ci->i_rbytes; break; default: pr_err("fill_inode %llx.%llx BAD mode 0%o\n", @@ -1819,7 +1815,11 @@ int ceph_getattr(struct vfsmount *mnt, struct dentry *dentry, else stat->dev = 0; if (S_ISDIR(inode->i_mode)) { - stat->size = ci->i_rbytes; + if (ceph_test_mount_opt(ceph_sb_to_client(inode->i_sb), + RBYTES)) + stat->size = ci->i_rbytes; + else + stat->size = ci->i_files + ci->i_subdirs; stat->blocks = 0; stat->blksize = 65536; } diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 1e30d19..a1ee8fa 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -693,9 +693,11 @@ static int __choose_mds(struct ceph_mds_client *mdsc, dout("choose_mds %p %llx.%llx " "frag %u mds%d (%d/%d)\n", inode, ceph_vinop(inode), - frag.frag, frag.mds, + frag.frag, mds, (int)r, frag.ndist); - return mds; + if (ceph_mdsmap_get_state(mdsc->mdsmap, mds) >= + CEPH_MDS_STATE_ACTIVE) + return mds; } /* since this file/dir wasn't known to be @@ -708,7 +710,9 @@ static int __choose_mds(struct ceph_mds_client *mdsc, dout("choose_mds %p %llx.%llx " "frag %u mds%d (auth)\n", inode, ceph_vinop(inode), frag.frag, mds); - return mds; + if (ceph_mdsmap_get_state(mdsc->mdsmap, mds) >= + CEPH_MDS_STATE_ACTIVE) + return mds; } } } diff --git a/fs/ceph/super.c b/fs/ceph/super.c index bf6f0f3..9c50854 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -290,6 +290,8 @@ static int parse_mount_options(struct ceph_mount_options **pfsopt, fsopt->rsize = CEPH_MOUNT_RSIZE_DEFAULT; fsopt->snapdir_name = kstrdup(CEPH_SNAPDIRNAME_DEFAULT, GFP_KERNEL); + fsopt->caps_wanted_delay_min = CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT; + fsopt->caps_wanted_delay_max = CEPH_CAPS_WANTED_DELAY_MAX_DEFAULT; fsopt->cap_release_safety = CEPH_CAP_RELEASE_SAFETY_DEFAULT; fsopt->max_readdir = CEPH_MAX_READDIR_DEFAULT; fsopt->max_readdir_bytes = CEPH_MAX_READDIR_BYTES_DEFAULT; diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c index 6e12a6b..8c9eba6 100644 --- a/fs/ceph/xattr.c +++ b/fs/ceph/xattr.c @@ -219,6 +219,7 @@ static struct ceph_inode_xattr *__get_xattr(struct ceph_inode_info *ci, struct rb_node **p; struct rb_node *parent = NULL; struct ceph_inode_xattr *xattr = NULL; + int name_len = strlen(name); int c; p = &ci->i_xattrs.index.rb_node; @@ -226,6 +227,8 @@ static struct ceph_inode_xattr *__get_xattr(struct ceph_inode_info *ci, parent = *p; xattr = rb_entry(parent, struct ceph_inode_xattr, node); c = strncmp(name, xattr->name, xattr->name_len); + if (c == 0 && name_len > xattr->name_len) + c = 1; if (c < 0) p = &(*p)->rb_left; else if (c > 0) diff --git a/fs/cifs/Makefile b/fs/cifs/Makefile index 43b19dd..d875584 100644 --- a/fs/cifs/Makefile +++ b/fs/cifs/Makefile @@ -5,7 +5,7 @@ obj-$(CONFIG_CIFS) += cifs.o cifs-y := cifsfs.o cifssmb.o cifs_debug.o connect.o dir.o file.o inode.o \ link.o misc.o netmisc.o smbdes.o smbencrypt.o transport.o asn1.o \ - md4.o md5.o cifs_unicode.o nterr.o xattr.o cifsencrypt.o \ + cifs_unicode.o nterr.o xattr.o cifsencrypt.o \ readdir.o ioctl.o sess.o export.o cifs-$(CONFIG_CIFS_ACL) += cifsacl.o diff --git a/fs/cifs/README b/fs/cifs/README index 46af99a..fe16835 100644 --- a/fs/cifs/README +++ b/fs/cifs/README @@ -452,6 +452,11 @@ A partial list of the supported mount options follows: if oplock (caching token) is granted and held. Note that direct allows write operations larger than page size to be sent to the server. + strictcache Use for switching on strict cache mode. In this mode the + client read from the cache all the time it has Oplock Level II, + otherwise - read from the server. All written data are stored + in the cache, but if the client doesn't have Exclusive Oplock, + it writes the data to the server. acl Allow setfacl and getfacl to manage posix ACLs if server supports them. (default) noacl Do not allow setfacl and getfacl calls on this mount diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c index 7ed3653..f1c6862 100644 --- a/fs/cifs/cifs_dfs_ref.c +++ b/fs/cifs/cifs_dfs_ref.c @@ -297,7 +297,6 @@ static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt) cifs_sb = CIFS_SB(mntpt->d_inode->i_sb); tlink = cifs_sb_tlink(cifs_sb); - mnt = ERR_PTR(-EINVAL); if (IS_ERR(tlink)) { mnt = ERR_CAST(tlink); goto free_full_path; diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c index 66f3d50..0db5f1d 100644 --- a/fs/cifs/cifsencrypt.c +++ b/fs/cifs/cifsencrypt.c @@ -24,7 +24,6 @@ #include "cifspdu.h" #include "cifsglob.h" #include "cifs_debug.h" -#include "md5.h" #include "cifs_unicode.h" #include "cifsproto.h" #include "ntlmssp.h" @@ -37,11 +36,6 @@ /* Note that the smb header signature field on input contains the sequence number before this function is called */ -extern void mdfour(unsigned char *out, unsigned char *in, int n); -extern void E_md4hash(const unsigned char *passwd, unsigned char *p16); -extern void SMBencrypt(unsigned char *passwd, const unsigned char *c8, - unsigned char *p24); - static int cifs_calculate_signature(const struct smb_hdr *cifs_pdu, struct TCP_Server_Info *server, char *signature) { @@ -234,6 +228,7 @@ int cifs_verify_signature(struct smb_hdr *cifs_pdu, /* first calculate 24 bytes ntlm response and then 16 byte session key */ int setup_ntlm_response(struct cifsSesInfo *ses) { + int rc = 0; unsigned int temp_len = CIFS_SESS_KEY_SIZE + CIFS_AUTH_RESP_SIZE; char temp_key[CIFS_SESS_KEY_SIZE]; @@ -247,13 +242,26 @@ int setup_ntlm_response(struct cifsSesInfo *ses) } ses->auth_key.len = temp_len; - SMBNTencrypt(ses->password, ses->server->cryptkey, + rc = SMBNTencrypt(ses->password, ses->server->cryptkey, ses->auth_key.response + CIFS_SESS_KEY_SIZE); + if (rc) { + cFYI(1, "%s Can't generate NTLM response, error: %d", + __func__, rc); + return rc; + } + + rc = E_md4hash(ses->password, temp_key); + if (rc) { + cFYI(1, "%s Can't generate NT hash, error: %d", __func__, rc); + return rc; + } - E_md4hash(ses->password, temp_key); - mdfour(ses->auth_key.response, temp_key, CIFS_SESS_KEY_SIZE); + rc = mdfour(ses->auth_key.response, temp_key, CIFS_SESS_KEY_SIZE); + if (rc) + cFYI(1, "%s Can't generate NTLM session key, error: %d", + __func__, rc); - return 0; + return rc; } #ifdef CONFIG_CIFS_WEAK_PW_HASH @@ -700,14 +708,13 @@ cifs_crypto_shash_allocate(struct TCP_Server_Info *server) unsigned int size; server->secmech.hmacmd5 = crypto_alloc_shash("hmac(md5)", 0, 0); - if (!server->secmech.hmacmd5 || - IS_ERR(server->secmech.hmacmd5)) { + if (IS_ERR(server->secmech.hmacmd5)) { cERROR(1, "could not allocate crypto hmacmd5\n"); return PTR_ERR(server->secmech.hmacmd5); } server->secmech.md5 = crypto_alloc_shash("md5", 0, 0); - if (!server->secmech.md5 || IS_ERR(server->secmech.md5)) { + if (IS_ERR(server->secmech.md5)) { cERROR(1, "could not allocate crypto md5\n"); rc = PTR_ERR(server->secmech.md5); goto crypto_allocate_md5_fail; diff --git a/fs/cifs/cifsencrypt.h b/fs/cifs/cifsencrypt.h deleted file mode 100644 index 15d2ec0..0000000 --- a/fs/cifs/cifsencrypt.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * fs/cifs/cifsencrypt.h - * - * Copyright (c) International Business Machines Corp., 2005 - * Author(s): Steve French (sfrench@us.ibm.com) - * - * Externs for misc. small encryption routines - * so we do not have to put them in cifsproto.h - * - * This library is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as published - * by the Free Software Foundation; either version 2.1 of the License, or - * (at your option) any later version. - * - * This library 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 Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* md4.c */ -extern void mdfour(unsigned char *out, unsigned char *in, int n); -/* smbdes.c */ -extern void E_P16(unsigned char *p14, unsigned char *p16); -extern void E_P24(unsigned char *p21, const unsigned char *c8, - unsigned char *p24); - - - diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index a8323f1..f297013 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -600,10 +600,17 @@ static ssize_t cifs_file_aio_write(struct kiocb *iocb, const struct iovec *iov, { struct inode *inode = iocb->ki_filp->f_path.dentry->d_inode; ssize_t written; + int rc; written = generic_file_aio_write(iocb, iov, nr_segs, pos); - if (!CIFS_I(inode)->clientCanCacheAll) - filemap_fdatawrite(inode->i_mapping); + + if (CIFS_I(inode)->clientCanCacheAll) + return written; + + rc = filemap_fdatawrite(inode->i_mapping); + if (rc) + cFYI(1, "cifs_file_aio_write: %d rc on %p inode", rc, inode); + return written; } @@ -737,7 +744,7 @@ const struct file_operations cifs_file_strict_ops = { .read = do_sync_read, .write = do_sync_write, .aio_read = cifs_strict_readv, - .aio_write = cifs_file_aio_write, + .aio_write = cifs_strict_writev, .open = cifs_open, .release = cifs_close, .lock = cifs_lock, @@ -793,7 +800,7 @@ const struct file_operations cifs_file_strict_nobrl_ops = { .read = do_sync_read, .write = do_sync_write, .aio_read = cifs_strict_readv, - .aio_write = cifs_file_aio_write, + .aio_write = cifs_strict_writev, .open = cifs_open, .release = cifs_close, .fsync = cifs_strict_fsync, diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h index f23206d..14789a9 100644 --- a/fs/cifs/cifsfs.h +++ b/fs/cifs/cifsfs.h @@ -85,7 +85,9 @@ extern ssize_t cifs_user_read(struct file *file, char __user *read_data, extern ssize_t cifs_strict_readv(struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos); extern ssize_t cifs_user_write(struct file *file, const char __user *write_data, - size_t write_size, loff_t *poffset); + size_t write_size, loff_t *poffset); +extern ssize_t cifs_strict_writev(struct kiocb *iocb, const struct iovec *iov, + unsigned long nr_segs, loff_t pos); extern int cifs_lock(struct file *, int, struct file_lock *); extern int cifs_fsync(struct file *, int); extern int cifs_strict_fsync(struct file *, int); diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 5bfb753..edd5b29 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -166,6 +166,9 @@ struct TCP_Server_Info { struct socket *ssocket; struct sockaddr_storage dstaddr; struct sockaddr_storage srcaddr; /* locally bind to this IP */ +#ifdef CONFIG_NET_NS + struct net *net; +#endif wait_queue_head_t response_q; wait_queue_head_t request_q; /* if more than maxmpx to srvr must block*/ struct list_head pending_mid_q; @@ -217,6 +220,36 @@ struct TCP_Server_Info { }; /* + * Macros to allow the TCP_Server_Info->net field and related code to drop out + * when CONFIG_NET_NS isn't set. + */ + +#ifdef CONFIG_NET_NS + +static inline struct net *cifs_net_ns(struct TCP_Server_Info *srv) +{ + return srv->net; +} + +static inline void cifs_set_net_ns(struct TCP_Server_Info *srv, struct net *net) +{ + srv->net = net; +} + +#else + +static inline struct net *cifs_net_ns(struct TCP_Server_Info *srv) +{ + return &init_net; +} + +static inline void cifs_set_net_ns(struct TCP_Server_Info *srv, struct net *net) +{ +} + +#endif + +/* * Session structure. One of these for each uid session with a particular host */ struct cifsSesInfo { diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index 982895f..8096f27 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -85,6 +85,8 @@ extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length); extern bool is_valid_oplock_break(struct smb_hdr *smb, struct TCP_Server_Info *); extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof); +extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset, + unsigned int bytes_written); extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool); extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool); extern unsigned int smbCalcSize(struct smb_hdr *ptr); @@ -373,7 +375,7 @@ extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *, extern int cifs_verify_signature(struct smb_hdr *, struct TCP_Server_Info *server, __u32 expected_sequence_number); -extern void SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *); +extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *); extern int setup_ntlm_response(struct cifsSesInfo *); extern int setup_ntlmv2_rsp(struct cifsSesInfo *, const struct nls_table *); extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *); @@ -423,4 +425,11 @@ extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr); extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr, const unsigned char *path, struct cifs_sb_info *cifs_sb, int xid); +extern int mdfour(unsigned char *, unsigned char *, int); +extern int E_md4hash(const unsigned char *passwd, unsigned char *p16); +extern void SMBencrypt(unsigned char *passwd, const unsigned char *c8, + unsigned char *p24); +extern void E_P16(unsigned char *p14, unsigned char *p16); +extern void E_P24(unsigned char *p21, const unsigned char *c8, + unsigned char *p24); #endif /* _CIFSPROTO_H */ diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 18d3c77..47d8ff6 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -55,9 +55,6 @@ /* SMB echo "timeout" -- FIXME: tunable? */ #define SMB_ECHO_INTERVAL (60 * HZ) -extern void SMBNTencrypt(unsigned char *passwd, unsigned char *c8, - unsigned char *p24); - extern mempool_t *cifs_req_poolp; struct smb_vol { @@ -87,6 +84,7 @@ struct smb_vol { bool no_xattr:1; /* set if xattr (EA) support should be disabled*/ bool server_ino:1; /* use inode numbers from server ie UniqueId */ bool direct_io:1; + bool strict_io:1; /* strict cache behavior */ bool remap:1; /* set to remap seven reserved chars in filenames */ bool posix_paths:1; /* unset to not ask for posix pathnames. */ bool no_linux_ext:1; @@ -1344,6 +1342,8 @@ cifs_parse_mount_options(char *options, const char *devname, vol->direct_io = 1; } else if (strnicmp(data, "forcedirectio", 13) == 0) { vol->direct_io = 1; + } else if (strnicmp(data, "strictcache", 11) == 0) { + vol->strict_io = 1; } else if (strnicmp(data, "noac", 4) == 0) { printk(KERN_WARNING "CIFS: Mount option noac not " "supported. Instead set " @@ -1568,6 +1568,9 @@ cifs_find_tcp_session(struct sockaddr *addr, struct smb_vol *vol) spin_lock(&cifs_tcp_ses_lock); list_for_each_entry(server, &cifs_tcp_ses_list, tcp_ses_list) { + if (!net_eq(cifs_net_ns(server), current->nsproxy->net_ns)) + continue; + if (!match_address(server, addr, (struct sockaddr *)&vol->srcaddr)) continue; @@ -1598,6 +1601,8 @@ cifs_put_tcp_session(struct TCP_Server_Info *server) return; } + put_net(cifs_net_ns(server)); + list_del_init(&server->tcp_ses_list); spin_unlock(&cifs_tcp_ses_lock); @@ -1672,6 +1677,7 @@ cifs_get_tcp_session(struct smb_vol *volume_info) goto out_err; } + cifs_set_net_ns(tcp_ses, get_net(current->nsproxy->net_ns)); tcp_ses->hostname = extract_hostname(volume_info->UNC); if (IS_ERR(tcp_ses->hostname)) { rc = PTR_ERR(tcp_ses->hostname); @@ -1752,6 +1758,8 @@ cifs_get_tcp_session(struct smb_vol *volume_info) out_err_crypto_release: cifs_crypto_shash_release(tcp_ses); + put_net(cifs_net_ns(tcp_ses)); + out_err: if (tcp_ses) { if (!IS_ERR(tcp_ses->hostname)) @@ -2263,8 +2271,8 @@ generic_ip_connect(struct TCP_Server_Info *server) } if (socket == NULL) { - rc = sock_create_kern(sfamily, SOCK_STREAM, - IPPROTO_TCP, &socket); + rc = __sock_create(cifs_net_ns(server), sfamily, SOCK_STREAM, + IPPROTO_TCP, &socket, 1); if (rc < 0) { cERROR(1, "Error %d creating socket", rc); server->ssocket = NULL; @@ -2576,6 +2584,8 @@ static void setup_cifs_sb(struct smb_vol *pvolume_info, if (pvolume_info->multiuser) cifs_sb->mnt_cifs_flags |= (CIFS_MOUNT_MULTIUSER | CIFS_MOUNT_NO_PERM); + if (pvolume_info->strict_io) + cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_STRICT_IO; if (pvolume_info->direct_io) { cFYI(1, "mounting share using direct i/o"); cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_DIRECT_IO; @@ -2977,7 +2987,8 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses, bcc_ptr); else #endif /* CIFS_WEAK_PW_HASH */ - SMBNTencrypt(tcon->password, ses->server->cryptkey, bcc_ptr); + rc = SMBNTencrypt(tcon->password, ses->server->cryptkey, + bcc_ptr); bcc_ptr += CIFS_AUTH_RESP_SIZE; if (ses->capabilities & CAP_UNICODE) { diff --git a/fs/cifs/file.c b/fs/cifs/file.c index d7d65a7..0de17c1 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -848,7 +848,7 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock) } /* update the file size (if needed) after a write */ -static void +void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset, unsigned int bytes_written) { @@ -1619,6 +1619,206 @@ int cifs_flush(struct file *file, fl_owner_t id) return rc; } +static int +cifs_write_allocate_pages(struct page **pages, unsigned long num_pages) +{ + int rc = 0; + unsigned long i; + + for (i = 0; i < num_pages; i++) { + pages[i] = alloc_page(__GFP_HIGHMEM); + if (!pages[i]) { + /* + * save number of pages we have already allocated and + * return with ENOMEM error + */ + num_pages = i; + rc = -ENOMEM; + goto error; + } + } + + return rc; + +error: + for (i = 0; i < num_pages; i++) + put_page(pages[i]); + return rc; +} + +static inline +size_t get_numpages(const size_t wsize, const size_t len, size_t *cur_len) +{ + size_t num_pages; + size_t clen; + + clen = min_t(const size_t, len, wsize); + num_pages = clen / PAGE_CACHE_SIZE; + if (clen % PAGE_CACHE_SIZE) + num_pages++; + + if (cur_len) + *cur_len = clen; + + return num_pages; +} + +static ssize_t +cifs_iovec_write(struct file *file, const struct iovec *iov, + unsigned long nr_segs, loff_t *poffset) +{ + size_t total_written = 0, written = 0; + unsigned long num_pages, npages; + size_t copied, len, cur_len, i; + struct kvec *to_send; + struct page **pages; + struct iov_iter it; + struct inode *inode; + struct cifsFileInfo *open_file; + struct cifsTconInfo *pTcon; + struct cifs_sb_info *cifs_sb; + int xid, rc; + + len = iov_length(iov, nr_segs); + if (!len) + return 0; + + rc = generic_write_checks(file, poffset, &len, 0); + if (rc) + return rc; + + cifs_sb = CIFS_SB(file->f_path.dentry->d_sb); + num_pages = get_numpages(cifs_sb->wsize, len, &cur_len); + + pages = kmalloc(sizeof(struct pages *)*num_pages, GFP_KERNEL); + if (!pages) + return -ENOMEM; + + to_send = kmalloc(sizeof(struct kvec)*(num_pages + 1), GFP_KERNEL); + if (!to_send) { + kfree(pages); + return -ENOMEM; + } + + rc = cifs_write_allocate_pages(pages, num_pages); + if (rc) { + kfree(pages); + kfree(to_send); + return rc; + } + + xid = GetXid(); + open_file = file->private_data; + pTcon = tlink_tcon(open_file->tlink); + inode = file->f_path.dentry->d_inode; + + iov_iter_init(&it, iov, nr_segs, len, 0); + npages = num_pages; + + do { + size_t save_len = cur_len; + for (i = 0; i < npages; i++) { + copied = min_t(const size_t, cur_len, PAGE_CACHE_SIZE); + copied = iov_iter_copy_from_user(pages[i], &it, 0, + copied); + cur_len -= copied; + iov_iter_advance(&it, copied); + to_send[i+1].iov_base = kmap(pages[i]); + to_send[i+1].iov_len = copied; + } + + cur_len = save_len - cur_len; + + do { + if (open_file->invalidHandle) { + rc = cifs_reopen_file(open_file, false); + if (rc != 0) + break; + } + rc = CIFSSMBWrite2(xid, pTcon, open_file->netfid, + cur_len, *poffset, &written, + to_send, npages, 0); + } while (rc == -EAGAIN); + + for (i = 0; i < npages; i++) + kunmap(pages[i]); + + if (written) { + len -= written; + total_written += written; + cifs_update_eof(CIFS_I(inode), *poffset, written); + *poffset += written; + } else if (rc < 0) { + if (!total_written) + total_written = rc; + break; + } + + /* get length and number of kvecs of the next write */ + npages = get_numpages(cifs_sb->wsize, len, &cur_len); + } while (len > 0); + + if (total_written > 0) { + spin_lock(&inode->i_lock); + if (*poffset > inode->i_size) + i_size_write(inode, *poffset); + spin_unlock(&inode->i_lock); + } + + cifs_stats_bytes_written(pTcon, total_written); + mark_inode_dirty_sync(inode); + + for (i = 0; i < num_pages; i++) + put_page(pages[i]); + kfree(to_send); + kfree(pages); + FreeXid(xid); + return total_written; +} + +static ssize_t cifs_user_writev(struct kiocb *iocb, const struct iovec *iov, + unsigned long nr_segs, loff_t pos) +{ + ssize_t written; + struct inode *inode; + + inode = iocb->ki_filp->f_path.dentry->d_inode; + + /* + * BB - optimize the way when signing is disabled. We can drop this + * extra memory-to-memory copying and use iovec buffers for constructing + * write request. + */ + + written = cifs_iovec_write(iocb->ki_filp, iov, nr_segs, &pos); + if (written > 0) { + CIFS_I(inode)->invalid_mapping = true; + iocb->ki_pos = pos; + } + + return written; +} + +ssize_t cifs_strict_writev(struct kiocb *iocb, const struct iovec *iov, + unsigned long nr_segs, loff_t pos) +{ + struct inode *inode; + + inode = iocb->ki_filp->f_path.dentry->d_inode; + + if (CIFS_I(inode)->clientCanCacheAll) + return generic_file_aio_write(iocb, iov, nr_segs, pos); + + /* + * In strict cache mode we need to write the data to the server exactly + * from the pos to pos+len-1 rather than flush all affected pages + * because it may cause a error with mandatory locks on these pages but + * not on the region from pos to ppos+len-1. + */ + + return cifs_user_writev(iocb, iov, nr_segs, pos); +} + static ssize_t cifs_iovec_read(struct file *file, const struct iovec *iov, unsigned long nr_segs, loff_t *poffset) diff --git a/fs/cifs/link.c b/fs/cifs/link.c index 306769d..02cd60a 100644 --- a/fs/cifs/link.c +++ b/fs/cifs/link.c @@ -28,7 +28,6 @@ #include "cifsproto.h" #include "cifs_debug.h" #include "cifs_fs_sb.h" -#include "md5.h" #define CIFS_MF_SYMLINK_LEN_OFFSET (4+1) #define CIFS_MF_SYMLINK_MD5_OFFSET (CIFS_MF_SYMLINK_LEN_OFFSET+(4+1)) @@ -47,6 +46,44 @@ md5_hash[12], md5_hash[13], md5_hash[14], md5_hash[15] static int +symlink_hash(unsigned int link_len, const char *link_str, u8 *md5_hash) +{ + int rc; + unsigned int size; + struct crypto_shash *md5; + struct sdesc *sdescmd5; + + md5 = crypto_alloc_shash("md5", 0, 0); + if (IS_ERR(md5)) { + cERROR(1, "%s: Crypto md5 allocation error %d\n", __func__, rc); + return PTR_ERR(md5); + } + size = sizeof(struct shash_desc) + crypto_shash_descsize(md5); + sdescmd5 = kmalloc(size, GFP_KERNEL); + if (!sdescmd5) { + rc = -ENOMEM; + cERROR(1, "%s: Memory allocation failure\n", __func__); + goto symlink_hash_err; + } + sdescmd5->shash.tfm = md5; + sdescmd5->shash.flags = 0x0; + + rc = crypto_shash_init(&sdescmd5->shash); + if (rc) { + cERROR(1, "%s: Could not init md5 shash\n", __func__); + goto symlink_hash_err; + } + crypto_shash_update(&sdescmd5->shash, link_str, link_len); + rc = crypto_shash_final(&sdescmd5->shash, md5_hash); + +symlink_hash_err: + crypto_free_shash(md5); + kfree(sdescmd5); + + return rc; +} + +static int CIFSParseMFSymlink(const u8 *buf, unsigned int buf_len, unsigned int *_link_len, @@ -56,7 +93,6 @@ CIFSParseMFSymlink(const u8 *buf, unsigned int link_len; const char *md5_str1; const char *link_str; - struct MD5Context md5_ctx; u8 md5_hash[16]; char md5_str2[34]; @@ -70,9 +106,11 @@ CIFSParseMFSymlink(const u8 *buf, if (rc != 1) return -EINVAL; - cifs_MD5_init(&md5_ctx); - cifs_MD5_update(&md5_ctx, (const u8 *)link_str, link_len); - cifs_MD5_final(md5_hash, &md5_ctx); + rc = symlink_hash(link_len, link_str, md5_hash); + if (rc) { + cFYI(1, "%s: MD5 hash failure: %d\n", __func__, rc); + return rc; + } snprintf(md5_str2, sizeof(md5_str2), CIFS_MF_SYMLINK_MD5_FORMAT, @@ -94,9 +132,9 @@ CIFSParseMFSymlink(const u8 *buf, static int CIFSFormatMFSymlink(u8 *buf, unsigned int buf_len, const char *link_str) { + int rc; unsigned int link_len; unsigned int ofs; - struct MD5Context md5_ctx; u8 md5_hash[16]; if (buf_len != CIFS_MF_SYMLINK_FILE_SIZE) @@ -107,9 +145,11 @@ CIFSFormatMFSymlink(u8 *buf, unsigned int buf_len, const char *link_str) if (link_len > CIFS_MF_SYMLINK_LINK_MAXLEN) return -ENAMETOOLONG; - cifs_MD5_init(&md5_ctx); - cifs_MD5_update(&md5_ctx, (const u8 *)link_str, link_len); - cifs_MD5_final(md5_hash, &md5_ctx); + rc = symlink_hash(link_len, link_str, md5_hash); + if (rc) { + cFYI(1, "%s: MD5 hash failure: %d\n", __func__, rc); + return rc; + } snprintf(buf, buf_len, CIFS_MF_SYMLINK_LEN_FORMAT CIFS_MF_SYMLINK_MD5_FORMAT, diff --git a/fs/cifs/md4.c b/fs/cifs/md4.c deleted file mode 100644 index a725c26..0000000 --- a/fs/cifs/md4.c +++ /dev/null @@ -1,205 +0,0 @@ -/* - Unix SMB/Netbios implementation. - Version 1.9. - a implementation of MD4 designed for use in the SMB authentication protocol - Copyright (C) Andrew Tridgell 1997-1998. - Modified by Steve French (sfrench@us.ibm.com) 2002-2003 - - 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., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ -#include <linux/module.h> -#include <linux/fs.h> -#include "cifsencrypt.h" - -/* NOTE: This code makes no attempt to be fast! */ - -static __u32 -F(__u32 X, __u32 Y, __u32 Z) -{ - return (X & Y) | ((~X) & Z); -} - -static __u32 -G(__u32 X, __u32 Y, __u32 Z) -{ - return (X & Y) | (X & Z) | (Y & Z); -} - -static __u32 -H(__u32 X, __u32 Y, __u32 Z) -{ - return X ^ Y ^ Z; -} - -static __u32 -lshift(__u32 x, int s) -{ - x &= 0xFFFFFFFF; - return ((x << s) & 0xFFFFFFFF) | (x >> (32 - s)); -} - -#define ROUND1(a,b,c,d,k,s) (*a) = lshift((*a) + F(*b,*c,*d) + X[k], s) -#define ROUND2(a,b,c,d,k,s) (*a) = lshift((*a) + G(*b,*c,*d) + X[k] + (__u32)0x5A827999,s) -#define ROUND3(a,b,c,d,k,s) (*a) = lshift((*a) + H(*b,*c,*d) + X[k] + (__u32)0x6ED9EBA1,s) - -/* this applies md4 to 64 byte chunks */ -static void -mdfour64(__u32 *M, __u32 *A, __u32 *B, __u32 *C, __u32 *D) -{ - int j; - __u32 AA, BB, CC, DD; - __u32 X[16]; - - - for (j = 0; j < 16; j++) - X[j] = M[j]; - - AA = *A; - BB = *B; - CC = *C; - DD = *D; - - ROUND1(A, B, C, D, 0, 3); - ROUND1(D, A, B, C, 1, 7); - ROUND1(C, D, A, B, 2, 11); - ROUND1(B, C, D, A, 3, 19); - ROUND1(A, B, C, D, 4, 3); - ROUND1(D, A, B, C, 5, 7); - ROUND1(C, D, A, B, 6, 11); - ROUND1(B, C, D, A, 7, 19); - ROUND1(A, B, C, D, 8, 3); - ROUND1(D, A, B, C, 9, 7); - ROUND1(C, D, A, B, 10, 11); - ROUND1(B, C, D, A, 11, 19); - ROUND1(A, B, C, D, 12, 3); - ROUND1(D, A, B, C, 13, 7); - ROUND1(C, D, A, B, 14, 11); - ROUND1(B, C, D, A, 15, 19); - - ROUND2(A, B, C, D, 0, 3); - ROUND2(D, A, B, C, 4, 5); - ROUND2(C, D, A, B, 8, 9); - ROUND2(B, C, D, A, 12, 13); - ROUND2(A, B, C, D, 1, 3); - ROUND2(D, A, B, C, 5, 5); - ROUND2(C, D, A, B, 9, 9); - ROUND2(B, C, D, A, 13, 13); - ROUND2(A, B, C, D, 2, 3); - ROUND2(D, A, B, C, 6, 5); - ROUND2(C, D, A, B, 10, 9); - ROUND2(B, C, D, A, 14, 13); - ROUND2(A, B, C, D, 3, 3); - ROUND2(D, A, B, C, 7, 5); - ROUND2(C, D, A, B, 11, 9); - ROUND2(B, C, D, A, 15, 13); - - ROUND3(A, B, C, D, 0, 3); - ROUND3(D, A, B, C, 8, 9); - ROUND3(C, D, A, B, 4, 11); - ROUND3(B, C, D, A, 12, 15); - ROUND3(A, B, C, D, 2, 3); - ROUND3(D, A, B, C, 10, 9); - ROUND3(C, D, A, B, 6, 11); - ROUND3(B, C, D, A, 14, 15); - ROUND3(A, B, C, D, 1, 3); - ROUND3(D, A, B, C, 9, 9); - ROUND3(C, D, A, B, 5, 11); - ROUND3(B, C, D, A, 13, 15); - ROUND3(A, B, C, D, 3, 3); - ROUND3(D, A, B, C, 11, 9); - ROUND3(C, D, A, B, 7, 11); - ROUND3(B, C, D, A, 15, 15); - - *A += AA; - *B += BB; - *C += CC; - *D += DD; - - *A &= 0xFFFFFFFF; - *B &= 0xFFFFFFFF; - *C &= 0xFFFFFFFF; - *D &= 0xFFFFFFFF; - - for (j = 0; j < 16; j++) - X[j] = 0; -} - -static void -copy64(__u32 *M, unsigned char *in) -{ - int i; - - for (i = 0; i < 16; i++) - M[i] = (in[i * 4 + 3] << 24) | (in[i * 4 + 2] << 16) | - (in[i * 4 + 1] << 8) | (in[i * 4 + 0] << 0); -} - -static void -copy4(unsigned char *out, __u32 x) -{ - out[0] = x & 0xFF; - out[1] = (x >> 8) & 0xFF; - out[2] = (x >> 16) & 0xFF; - out[3] = (x >> 24) & 0xFF; -} - -/* produce a md4 message digest from data of length n bytes */ -void -mdfour(unsigned char *out, unsigned char *in, int n) -{ - unsigned char buf[128]; - __u32 M[16]; - __u32 b = n * 8; - int i; - __u32 A = 0x67452301; - __u32 B = 0xefcdab89; - __u32 C = 0x98badcfe; - __u32 D = 0x10325476; - - while (n > 64) { - copy64(M, in); - mdfour64(M, &A, &B, &C, &D); - in += 64; - n -= 64; - } - - for (i = 0; i < 128; i++) - buf[i] = 0; - memcpy(buf, in, n); - buf[n] = 0x80; - - if (n <= 55) { - copy4(buf + 56, b); - copy64(M, buf); - mdfour64(M, &A, &B, &C, &D); - } else { - copy4(buf + 120, b); - copy64(M, buf); - mdfour64(M, &A, &B, &C, &D); - copy64(M, buf + 64); - mdfour64(M, &A, &B, &C, &D); - } - - for (i = 0; i < 128; i++) - buf[i] = 0; - copy64(M, buf); - - copy4(out, A); - copy4(out + 4, B); - copy4(out + 8, C); - copy4(out + 12, D); - - A = B = C = D = 0; -} diff --git a/fs/cifs/md5.c b/fs/cifs/md5.c deleted file mode 100644 index 98b66a5..0000000 --- a/fs/cifs/md5.c +++ /dev/null @@ -1,366 +0,0 @@ -/* - * This code implements the MD5 message-digest algorithm. - * The algorithm is due to Ron Rivest. This code was - * written by Colin Plumb in 1993, no copyright is claimed. - * This code is in the public domain; do with it what you wish. - * - * Equivalent code is available from RSA Data Security, Inc. - * This code has been tested against that, and is equivalent, - * except that you don't need to include two pages of legalese - * with every copy. - * - * To compute the message digest of a chunk of bytes, declare an - * MD5Context structure, pass it to cifs_MD5_init, call cifs_MD5_update as - * needed on buffers full of bytes, and then call cifs_MD5_final, which - * will fill a supplied 16-byte array with the digest. - */ - -/* This code slightly modified to fit into Samba by - abartlet@samba.org Jun 2001 - and to fit the cifs vfs by - Steve French sfrench@us.ibm.com */ - -#include <linux/string.h> -#include "md5.h" - -static void MD5Transform(__u32 buf[4], __u32 const in[16]); - -/* - * Note: this code is harmless on little-endian machines. - */ -static void -byteReverse(unsigned char *buf, unsigned longs) -{ - __u32 t; - do { - t = (__u32) ((unsigned) buf[3] << 8 | buf[2]) << 16 | - ((unsigned) buf[1] << 8 | buf[0]); - *(__u32 *) buf = t; - buf += 4; - } while (--longs); -} - -/* - * Start MD5 accumulation. Set bit count to 0 and buffer to mysterious - * initialization constants. - */ -void -cifs_MD5_init(struct MD5Context *ctx) -{ - ctx->buf[0] = 0x67452301; - ctx->buf[1] = 0xefcdab89; - ctx->buf[2] = 0x98badcfe; - ctx->buf[3] = 0x10325476; - - ctx->bits[0] = 0; - ctx->bits[1] = 0; -} - -/* - * Update context to reflect the concatenation of another buffer full - * of bytes. - */ -void -cifs_MD5_update(struct MD5Context *ctx, unsigned char const *buf, unsigned len) -{ - register __u32 t; - - /* Update bitcount */ - - t = ctx->bits[0]; - if ((ctx->bits[0] = t + ((__u32) len << 3)) < t) - ctx->bits[1]++; /* Carry from low to high */ - ctx->bits[1] += len >> 29; - - t = (t >> 3) & 0x3f; /* Bytes already in shsInfo->data */ - - /* Handle any leading odd-sized chunks */ - - if (t) { - unsigned char *p = (unsigned char *) ctx->in + t; - - t = 64 - t; - if (len < t) { - memmove(p, buf, len); - return; - } - memmove(p, buf, t); - byteReverse(ctx->in, 16); - MD5Transform(ctx->buf, (__u32 *) ctx->in); - buf += t; - len -= t; - } - /* Process data in 64-byte chunks */ - - while (len >= 64) { - memmove(ctx->in, buf, 64); - byteReverse(ctx->in, 16); - MD5Transform(ctx->buf, (__u32 *) ctx->in); - buf += 64; - len -= 64; - } - - /* Handle any remaining bytes of data. */ - - memmove(ctx->in, buf, len); -} - -/* - * Final wrapup - pad to 64-byte boundary with the bit pattern - * 1 0* (64-bit count of bits processed, MSB-first) - */ -void -cifs_MD5_final(unsigned char digest[16], struct MD5Context *ctx) -{ - unsigned int count; - unsigned char *p; - - /* Compute number of bytes mod 64 */ - count = (ctx->bits[0] >> 3) & 0x3F; - - /* Set the first char of padding to 0x80. This is safe since there is - always at least one byte free */ - p = ctx->in + count; - *p++ = 0x80; - - /* Bytes of padding needed to make 64 bytes */ - count = 64 - 1 - count; - - /* Pad out to 56 mod 64 */ - if (count < 8) { - /* Two lots of padding: Pad the first block to 64 bytes */ - memset(p, 0, count); - byteReverse(ctx->in, 16); - MD5Transform(ctx->buf, (__u32 *) ctx->in); - - /* Now fill the next block with 56 bytes */ - memset(ctx->in, 0, 56); - } else { - /* Pad block to 56 bytes */ - memset(p, 0, count - 8); - } - byteReverse(ctx->in, 14); - - /* Append length in bits and transform */ - ((__u32 *) ctx->in)[14] = ctx->bits[0]; - ((__u32 *) ctx->in)[15] = ctx->bits[1]; - - MD5Transform(ctx->buf, (__u32 *) ctx->in); - byteReverse((unsigned char *) ctx->buf, 4); - memmove(digest, ctx->buf, 16); - memset(ctx, 0, sizeof(*ctx)); /* In case it's sensitive */ -} - -/* The four core functions - F1 is optimized somewhat */ - -/* #define F1(x, y, z) (x & y | ~x & z) */ -#define F1(x, y, z) (z ^ (x & (y ^ z))) -#define F2(x, y, z) F1(z, x, y) -#define F3(x, y, z) (x ^ y ^ z) -#define F4(x, y, z) (y ^ (x | ~z)) - -/* This is the central step in the MD5 algorithm. */ -#define MD5STEP(f, w, x, y, z, data, s) \ - (w += f(x, y, z) + data, w = w<<s | w>>(32-s), w += x) - -/* - * The core of the MD5 algorithm, this alters an existing MD5 hash to - * reflect the addition of 16 longwords of new data. cifs_MD5_update blocks - * the data and converts bytes into longwords for this routine. - */ -static void -MD5Transform(__u32 buf[4], __u32 const in[16]) -{ - register __u32 a, b, c, d; - - a = buf[0]; - b = buf[1]; - c = buf[2]; - d = buf[3]; - - MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7); - MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12); - MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17); - MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22); - MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7); - MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12); - MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17); - MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22); - MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7); - MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12); - MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17); - MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22); - MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7); - MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12); - MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17); - MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22); - - MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5); - MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9); - MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14); - MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20); - MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5); - MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9); - MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14); - MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20); - MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5); - MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9); - MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14); - MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20); - MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5); - MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9); - MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14); - MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20); - - MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4); - MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11); - MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16); - MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23); - MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4); - MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11); - MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16); - MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23); - MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4); - MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11); - MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16); - MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23); - MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4); - MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11); - MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16); - MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23); - - MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6); - MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10); - MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15); - MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21); - MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6); - MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10); - MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15); - MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21); - MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6); - MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10); - MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15); - MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21); - MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6); - MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10); - MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15); - MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21); - - buf[0] += a; - buf[1] += b; - buf[2] += c; - buf[3] += d; -} - -#if 0 /* currently unused */ -/*********************************************************************** - the rfc 2104 version of hmac_md5 initialisation. -***********************************************************************/ -static void -hmac_md5_init_rfc2104(unsigned char *key, int key_len, - struct HMACMD5Context *ctx) -{ - int i; - - /* if key is longer than 64 bytes reset it to key=MD5(key) */ - if (key_len > 64) { - unsigned char tk[16]; - struct MD5Context tctx; - - cifs_MD5_init(&tctx); - cifs_MD5_update(&tctx, key, key_len); - cifs_MD5_final(tk, &tctx); - - key = tk; - key_len = 16; - } - - /* start out by storing key in pads */ - memset(ctx->k_ipad, 0, sizeof(ctx->k_ipad)); - memset(ctx->k_opad, 0, sizeof(ctx->k_opad)); - memcpy(ctx->k_ipad, key, key_len); - memcpy(ctx->k_opad, key, key_len); - - /* XOR key with ipad and opad values */ - for (i = 0; i < 64; i++) { - ctx->k_ipad[i] ^= 0x36; - ctx->k_opad[i] ^= 0x5c; - } - - cifs_MD5_init(&ctx->ctx); - cifs_MD5_update(&ctx->ctx, ctx->k_ipad, 64); -} -#endif - -/*********************************************************************** - the microsoft version of hmac_md5 initialisation. -***********************************************************************/ -void -hmac_md5_init_limK_to_64(const unsigned char *key, int key_len, - struct HMACMD5Context *ctx) -{ - int i; - - /* if key is longer than 64 bytes truncate it */ - if (key_len > 64) - key_len = 64; - - /* start out by storing key in pads */ - memset(ctx->k_ipad, 0, sizeof(ctx->k_ipad)); - memset(ctx->k_opad, 0, sizeof(ctx->k_opad)); - memcpy(ctx->k_ipad, key, key_len); - memcpy(ctx->k_opad, key, key_len); - - /* XOR key with ipad and opad values */ - for (i = 0; i < 64; i++) { - ctx->k_ipad[i] ^= 0x36; - ctx->k_opad[i] ^= 0x5c; - } - - cifs_MD5_init(&ctx->ctx); - cifs_MD5_update(&ctx->ctx, ctx->k_ipad, 64); -} - -/*********************************************************************** - update hmac_md5 "inner" buffer -***********************************************************************/ -void -hmac_md5_update(const unsigned char *text, int text_len, - struct HMACMD5Context *ctx) -{ - cifs_MD5_update(&ctx->ctx, text, text_len); /* then text of datagram */ -} - -/*********************************************************************** - finish off hmac_md5 "inner" buffer and generate outer one. -***********************************************************************/ -void -hmac_md5_final(unsigned char *digest, struct HMACMD5Context *ctx) -{ - struct MD5Context ctx_o; - - cifs_MD5_final(digest, &ctx->ctx); - - cifs_MD5_init(&ctx_o); - cifs_MD5_update(&ctx_o, ctx->k_opad, 64); - cifs_MD5_update(&ctx_o, digest, 16); - cifs_MD5_final(digest, &ctx_o); -} - -/*********************************************************** - single function to calculate an HMAC MD5 digest from data. - use the microsoft hmacmd5 init method because the key is 16 bytes. -************************************************************/ -#if 0 /* currently unused */ -static void -hmac_md5(unsigned char key[16], unsigned char *data, int data_len, - unsigned char *digest) -{ - struct HMACMD5Context ctx; - hmac_md5_init_limK_to_64(key, 16, &ctx); - if (data_len != 0) - hmac_md5_update(data, data_len, &ctx); - - hmac_md5_final(digest, &ctx); -} -#endif diff --git a/fs/cifs/md5.h b/fs/cifs/md5.h deleted file mode 100644 index 6fba8cb..0000000 --- a/fs/cifs/md5.h +++ /dev/null @@ -1,38 +0,0 @@ -#ifndef MD5_H -#define MD5_H -#ifndef HEADER_MD5_H -/* Try to avoid clashes with OpenSSL */ -#define HEADER_MD5_H -#endif - -struct MD5Context { - __u32 buf[4]; - __u32 bits[2]; - unsigned char in[64]; -}; -#endif /* !MD5_H */ - -#ifndef _HMAC_MD5_H -struct HMACMD5Context { - struct MD5Context ctx; - unsigned char k_ipad[65]; - unsigned char k_opad[65]; -}; -#endif /* _HMAC_MD5_H */ - -void cifs_MD5_init(struct MD5Context *context); -void cifs_MD5_update(struct MD5Context *context, unsigned char const *buf, - unsigned len); -void cifs_MD5_final(unsigned char digest[16], struct MD5Context *context); - -/* The following definitions come from lib/hmacmd5.c */ - -/* void hmac_md5_init_rfc2104(unsigned char *key, int key_len, - struct HMACMD5Context *ctx);*/ -void hmac_md5_init_limK_to_64(const unsigned char *key, int key_len, - struct HMACMD5Context *ctx); -void hmac_md5_update(const unsigned char *text, int text_len, - struct HMACMD5Context *ctx); -void hmac_md5_final(unsigned char *digest, struct HMACMD5Context *ctx); -/* void hmac_md5(unsigned char key[16], unsigned char *data, int data_len, - unsigned char *digest);*/ diff --git a/fs/cifs/smbdes.c b/fs/cifs/smbdes.c index b6b6dcb..0472148 100644 --- a/fs/cifs/smbdes.c +++ b/fs/cifs/smbdes.c @@ -45,7 +45,6 @@ up with a different answer to the one above) */ #include <linux/slab.h> -#include "cifsencrypt.h" #define uchar unsigned char static uchar perm1[56] = { 57, 49, 41, 33, 25, 17, 9, diff --git a/fs/cifs/smbencrypt.c b/fs/cifs/smbencrypt.c index 192ea51..b5450e9 100644 --- a/fs/cifs/smbencrypt.c +++ b/fs/cifs/smbencrypt.c @@ -32,9 +32,8 @@ #include "cifs_unicode.h" #include "cifspdu.h" #include "cifsglob.h" -#include "md5.h" #include "cifs_debug.h" -#include "cifsencrypt.h" +#include "cifsproto.h" #ifndef false #define false 0 @@ -48,14 +47,57 @@ #define SSVALX(buf,pos,val) (CVAL(buf,pos)=(val)&0xFF,CVAL(buf,pos+1)=(val)>>8) #define SSVAL(buf,pos,val) SSVALX((buf),(pos),((__u16)(val))) -/*The following definitions come from libsmb/smbencrypt.c */ +/* produce a md4 message digest from data of length n bytes */ +int +mdfour(unsigned char *md4_hash, unsigned char *link_str, int link_len) +{ + int rc; + unsigned int size; + struct crypto_shash *md4; + struct sdesc *sdescmd4; + + md4 = crypto_alloc_shash("md4", 0, 0); + if (IS_ERR(md4)) { + cERROR(1, "%s: Crypto md4 allocation error %d\n", __func__, rc); + return PTR_ERR(md4); + } + size = sizeof(struct shash_desc) + crypto_shash_descsize(md4); + sdescmd4 = kmalloc(size, GFP_KERNEL); + if (!sdescmd4) { + rc = -ENOMEM; + cERROR(1, "%s: Memory allocation failure\n", __func__); + goto mdfour_err; + } + sdescmd4->shash.tfm = md4; + sdescmd4->shash.flags = 0x0; + + rc = crypto_shash_init(&sdescmd4->shash); + if (rc) { + cERROR(1, "%s: Could not init md4 shash\n", __func__); + goto mdfour_err; + } + crypto_shash_update(&sdescmd4->shash, link_str, link_len); + rc = crypto_shash_final(&sdescmd4->shash, md4_hash); -void SMBencrypt(unsigned char *passwd, const unsigned char *c8, - unsigned char *p24); -void E_md4hash(const unsigned char *passwd, unsigned char *p16); -static void SMBOWFencrypt(unsigned char passwd[16], const unsigned char *c8, - unsigned char p24[24]); -void SMBNTencrypt(unsigned char *passwd, unsigned char *c8, unsigned char *p24); +mdfour_err: + crypto_free_shash(md4); + kfree(sdescmd4); + + return rc; +} + +/* Does the des encryption from the NT or LM MD4 hash. */ +static void +SMBOWFencrypt(unsigned char passwd[16], const unsigned char *c8, + unsigned char p24[24]) +{ + unsigned char p21[21]; + + memset(p21, '\0', 21); + + memcpy(p21, passwd, 16); + E_P24(p21, c8, p24); +} /* This implements the X/Open SMB password encryption @@ -118,9 +160,10 @@ _my_mbstowcs(__u16 *dst, const unsigned char *src, int len) * Creates the MD4 Hash of the users password in NT UNICODE. */ -void +int E_md4hash(const unsigned char *passwd, unsigned char *p16) { + int rc; int len; __u16 wpwd[129]; @@ -139,8 +182,10 @@ E_md4hash(const unsigned char *passwd, unsigned char *p16) /* Calculate length in bytes */ len = _my_wcslen(wpwd) * sizeof(__u16); - mdfour(p16, (unsigned char *) wpwd, len); + rc = mdfour(p16, (unsigned char *) wpwd, len); memset(wpwd, 0, 129 * 2); + + return rc; } #if 0 /* currently unused */ @@ -212,19 +257,6 @@ ntv2_owf_gen(const unsigned char owf[16], const char *user_n, } #endif -/* Does the des encryption from the NT or LM MD4 hash. */ -static void -SMBOWFencrypt(unsigned char passwd[16], const unsigned char *c8, - unsigned char p24[24]) -{ - unsigned char p21[21]; - - memset(p21, '\0', 21); - - memcpy(p21, passwd, 16); - E_P24(p21, c8, p24); -} - /* Does the des encryption from the FIRST 8 BYTES of the NT or LM MD4 hash. */ #if 0 /* currently unused */ static void @@ -242,16 +274,21 @@ NTLMSSPOWFencrypt(unsigned char passwd[8], #endif /* Does the NT MD4 hash then des encryption. */ - -void +int SMBNTencrypt(unsigned char *passwd, unsigned char *c8, unsigned char *p24) { + int rc; unsigned char p21[21]; memset(p21, '\0', 21); - E_md4hash(passwd, p21); + rc = E_md4hash(passwd, p21); + if (rc) { + cFYI(1, "%s Can't generate NT hash, error: %d", __func__, rc); + return rc; + } SMBOWFencrypt(p21, c8, p24); + return rc; } diff --git a/fs/dcache.c b/fs/dcache.c index 9f493ee..2a6bd9a4 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -176,6 +176,7 @@ static void d_free(struct dentry *dentry) /** * dentry_rcuwalk_barrier - invalidate in-progress rcu-walk lookups + * @dentry: the target dentry * After this call, in-progress rcu-walk path lookup will fail. This * should be called after unhashing, and after changing d_inode (if * the dentry has not already been unhashed). @@ -281,6 +282,7 @@ static void dentry_lru_move_tail(struct dentry *dentry) /** * d_kill - kill dentry and return parent * @dentry: dentry to kill + * @parent: parent dentry * * The dentry must already be unhashed and removed from the LRU. * @@ -1973,7 +1975,7 @@ out: /** * d_validate - verify dentry provided from insecure source (deprecated) * @dentry: The dentry alleged to be valid child of @dparent - * @parent: The parent dentry (known to be valid) + * @dparent: The parent dentry (known to be valid) * * An insecure source has sent us a dentry, here we verify it and dget() it. * This is used by ncpfs in its readdir implementation. diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index 0994f6a7..58fd707 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -704,7 +704,8 @@ skip_mount_setup: sbp[0]->s_state = cpu_to_le16(le16_to_cpu(sbp[0]->s_state) & ~NILFS_VALID_FS); /* synchronize sbp[1] with sbp[0] */ - memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); + if (sbp[1]) + memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); return nilfs_commit_super(sbi, NILFS_SB_COMMIT_ALL); } diff --git a/fs/ntfs/mft.c b/fs/ntfs/mft.c index b572b67..326e747 100644 --- a/fs/ntfs/mft.c +++ b/fs/ntfs/mft.c @@ -1,7 +1,7 @@ /** * mft.c - NTFS kernel mft record operations. Part of the Linux-NTFS project. * - * Copyright (c) 2001-2006 Anton Altaparmakov + * Copyright (c) 2001-2011 Anton Altaparmakov and Tuxera Inc. * Copyright (c) 2002 Richard Russon * * This program/include file is free software; you can redistribute it and/or @@ -2576,6 +2576,8 @@ mft_rec_already_initialized: flush_dcache_page(page); SetPageUptodate(page); if (base_ni) { + MFT_RECORD *m_tmp; + /* * Setup the base mft record in the extent mft record. This * completes initialization of the allocated extent mft record @@ -2588,11 +2590,11 @@ mft_rec_already_initialized: * attach it to the base inode @base_ni and map, pin, and lock * its, i.e. the allocated, mft record. */ - m = map_extent_mft_record(base_ni, bit, &ni); - if (IS_ERR(m)) { + m_tmp = map_extent_mft_record(base_ni, bit, &ni); + if (IS_ERR(m_tmp)) { ntfs_error(vol->sb, "Failed to map allocated extent " "mft record 0x%llx.", (long long)bit); - err = PTR_ERR(m); + err = PTR_ERR(m_tmp); /* Set the mft record itself not in use. */ m->flags &= cpu_to_le16( ~le16_to_cpu(MFT_RECORD_IN_USE)); @@ -2603,6 +2605,7 @@ mft_rec_already_initialized: ntfs_unmap_page(page); goto undo_mftbmp_alloc; } + BUG_ON(m != m_tmp); /* * Make sure the allocated mft record is written out to disk. * No need to set the inode dirty because the caller is going diff --git a/fs/proc/consoles.c b/fs/proc/consoles.c index eafc22a..b701eaa 100644 --- a/fs/proc/consoles.c +++ b/fs/proc/consoles.c @@ -67,7 +67,7 @@ static void *c_start(struct seq_file *m, loff_t *pos) struct console *con; loff_t off = 0; - acquire_console_sem(); + console_lock(); for_each_console(con) if (off++ == *pos) break; @@ -84,7 +84,7 @@ static void *c_next(struct seq_file *m, void *v, loff_t *pos) static void c_stop(struct seq_file *m, void *v) { - release_console_sem(); + console_unlock(); } static const struct seq_operations consoles_op = { diff --git a/fs/squashfs/block.c b/fs/squashfs/block.c index 2fb2882..8ab48bc 100644 --- a/fs/squashfs/block.c +++ b/fs/squashfs/block.c @@ -63,6 +63,14 @@ static struct buffer_head *get_block_length(struct super_block *sb, *length = (unsigned char) bh->b_data[*offset] | (unsigned char) bh->b_data[*offset + 1] << 8; *offset += 2; + + if (*offset == msblk->devblksize) { + put_bh(bh); + bh = sb_bread(sb, ++(*cur_index)); + if (bh == NULL) + return NULL; + *offset = 0; + } } return bh; diff --git a/fs/squashfs/xz_wrapper.c b/fs/squashfs/xz_wrapper.c index 856756c..c4eb400 100644 --- a/fs/squashfs/xz_wrapper.c +++ b/fs/squashfs/xz_wrapper.c @@ -95,12 +95,6 @@ static int squashfs_xz_uncompress(struct squashfs_sb_info *msblk, void **buffer, 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; diff --git a/fs/squashfs/zlib_wrapper.c b/fs/squashfs/zlib_wrapper.c index 818a5e0..4661ae2 100644 --- a/fs/squashfs/zlib_wrapper.c +++ b/fs/squashfs/zlib_wrapper.c @@ -82,12 +82,6 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void **buffer, if (!buffer_uptodate(bh[k])) goto release_mutex; - if (avail == 0) { - offset = 0; - put_bh(bh[k++]); - continue; - } - stream->next_in = bh[k]->b_data + offset; stream->avail_in = avail; offset = 0; diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 6864933..6ebb810 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -364,6 +364,13 @@ VMLINUX_SYMBOL(__start___param) = .; \ *(__param) \ VMLINUX_SYMBOL(__stop___param) = .; \ + } \ + \ + /* Built-in module versions. */ \ + __modver : AT(ADDR(__modver) - LOAD_OFFSET) { \ + VMLINUX_SYMBOL(__start___modver) = .; \ + *(__modver) \ + VMLINUX_SYMBOL(__stop___modver) = .; \ . = ALIGN((align)); \ VMLINUX_SYMBOL(__end_rodata) = .; \ } \ diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h index e95a86b..e5c607a 100644 --- a/include/drm/radeon_drm.h +++ b/include/drm/radeon_drm.h @@ -907,6 +907,7 @@ struct drm_radeon_cs { #define RADEON_INFO_TILING_CONFIG 0x06 #define RADEON_INFO_WANT_HYPERZ 0x07 #define RADEON_INFO_WANT_CMASK 0x08 /* get access to CMASK on r300 */ +#define RADEON_INFO_CLOCK_CRYSTAL_FREQ 0x09 /* clock crystal frequency */ struct drm_radeon_info { uint32_t request; diff --git a/include/linux/console.h b/include/linux/console.h index 9774fe6..7453cfd 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -139,9 +139,9 @@ extern int update_console_cmdline(char *name, int idx, char *name_new, int idx_n extern void register_console(struct console *); extern int unregister_console(struct console *); extern struct console *console_drivers; -extern void acquire_console_sem(void); -extern int try_acquire_console_sem(void); -extern void release_console_sem(void); +extern void console_lock(void); +extern int console_trylock(void); +extern void console_unlock(void); extern void console_conditional_schedule(void); extern void console_unblank(void); extern struct tty_driver *console_device(int *); diff --git a/include/linux/gfp.h b/include/linux/gfp.h index a3b148a..0b84c61 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -249,7 +249,7 @@ static inline enum zone_type gfp_zone(gfp_t flags) ((1 << ZONES_SHIFT) - 1); if (__builtin_constant_p(bit)) - MAYBE_BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1); + BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1); else { #ifdef CONFIG_DEBUG_VM BUG_ON((GFP_ZONE_BAD >> bit) & 1); diff --git a/include/linux/input/bu21013.h b/include/linux/input/bu21013.h index e470d38..05e0328 100644 --- a/include/linux/input/bu21013.h +++ b/include/linux/input/bu21013.h @@ -12,8 +12,6 @@ * @cs_en: pointer to the cs enable function * @cs_dis: pointer to the cs disable function * @irq_read_val: pointer to read the pen irq value function - * @x_max_res: xmax resolution - * @y_max_res: ymax resolution * @touch_x_max: touch x max * @touch_y_max: touch y max * @cs_pin: chip select pin @@ -29,8 +27,6 @@ struct bu21013_platform_device { int (*cs_en)(int reset_pin); int (*cs_dis)(int reset_pin); int (*irq_read_val)(void); - int x_max_res; - int y_max_res; int touch_x_max; int touch_y_max; unsigned int cs_pin; diff --git a/include/linux/kernel.h b/include/linux/kernel.h index d07d805..e2f4d6a 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -575,12 +575,6 @@ struct sysinfo { char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */ }; -/* Force a compilation error if condition is true */ -#define BUILD_BUG_ON(condition) ((void)BUILD_BUG_ON_ZERO(condition)) - -/* Force a compilation error if condition is constant and true */ -#define MAYBE_BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)])) - /* Force a compilation error if a constant expression is not a power of 2 */ #define BUILD_BUG_ON_NOT_POWER_OF_2(n) \ BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0)) @@ -592,6 +586,32 @@ struct sysinfo { #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); })) #define BUILD_BUG_ON_NULL(e) ((void *)sizeof(struct { int:-!!(e); })) +/** + * BUILD_BUG_ON - break compile if a condition is true. + * @cond: the condition which the compiler should know is false. + * + * If you have some code which relies on certain constants being equal, or + * other compile-time-evaluated condition, you should use BUILD_BUG_ON to + * detect if someone changes it. + * + * The implementation uses gcc's reluctance to create a negative array, but + * gcc (as of 4.4) only emits that error for obvious cases (eg. not arguments + * to inline functions). So as a fallback we use the optimizer; if it can't + * prove the condition is false, it will cause a link error on the undefined + * "__build_bug_on_failed". This error message can be harder to track down + * though, hence the two different methods. + */ +#ifndef __OPTIMIZE__ +#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) +#else +extern int __build_bug_on_failed; +#define BUILD_BUG_ON(condition) \ + do { \ + ((void)sizeof(char[1 - 2*!!(condition)])); \ + if (condition) __build_bug_on_failed = 1; \ + } while(0) +#endif + /* Trap pasters of __FUNCTION__ at compile-time */ #define __FUNCTION__ (__func__) diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h index 08d7dc4..39f8453 100644 --- a/include/linux/kmemcheck.h +++ b/include/linux/kmemcheck.h @@ -76,7 +76,7 @@ bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size); \ _n = (long) &((ptr)->name##_end) \ - (long) &((ptr)->name##_begin); \ - MAYBE_BUILD_BUG_ON(_n < 0); \ + BUILD_BUG_ON(_n < 0); \ \ kmemcheck_mark_initialized(&((ptr)->name##_begin), _n); \ } while (0) diff --git a/include/linux/mmc/sh_mmcif.h b/include/linux/mmc/sh_mmcif.h index bf17350..38d3930 100644 --- a/include/linux/mmc/sh_mmcif.h +++ b/include/linux/mmc/sh_mmcif.h @@ -94,12 +94,12 @@ struct sh_mmcif_plat_data { static inline u32 sh_mmcif_readl(void __iomem *addr, int reg) { - return readl(addr + reg); + return __raw_readl(addr + reg); } static inline void sh_mmcif_writel(void __iomem *addr, int reg, u32 val) { - writel(val, addr + reg); + __raw_writel(val, addr + reg); } #define SH_MMCIF_BBS 512 /* boot block size */ diff --git a/include/linux/module.h b/include/linux/module.h index 8b17fd8..e7c6385 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -58,6 +58,12 @@ struct module_attribute { void (*free)(struct module *); }; +struct module_version_attribute { + struct module_attribute mattr; + const char *module_name; + const char *version; +}; + struct module_kobject { struct kobject kobj; @@ -161,7 +167,28 @@ extern struct module __this_module; Using this automatically adds a checksum of the .c files and the local headers in "srcversion". */ + +#if defined(MODULE) || !defined(CONFIG_SYSFS) #define MODULE_VERSION(_version) MODULE_INFO(version, _version) +#else +#define MODULE_VERSION(_version) \ + extern ssize_t __modver_version_show(struct module_attribute *, \ + struct module *, char *); \ + static struct module_version_attribute __modver_version_attr \ + __used \ + __attribute__ ((__section__ ("__modver"),aligned(sizeof(void *)))) \ + = { \ + .mattr = { \ + .attr = { \ + .name = "version", \ + .mode = S_IRUGO, \ + }, \ + .show = __modver_version_show, \ + }, \ + .module_name = KBUILD_MODNAME, \ + .version = _version, \ + } +#endif /* Optional firmware file (or files) needed by the module * format is simply firmware file name. Multiple firmware diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 112adf8..07b4195 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -16,15 +16,17 @@ /* Chosen so that structs with an unsigned long line up. */ #define MAX_PARAM_PREFIX_LEN (64 - sizeof(unsigned long)) -#ifdef MODULE #define ___module_cat(a,b) __mod_ ## a ## b #define __module_cat(a,b) ___module_cat(a,b) +#ifdef MODULE #define __MODULE_INFO(tag, name, info) \ static const char __module_cat(name,__LINE__)[] \ __used __attribute__((section(".modinfo"), unused, aligned(1))) \ = __stringify(tag) "=" info #else /* !MODULE */ -#define __MODULE_INFO(tag, name, info) +/* This struct is here for syntactic coherency, it is not used */ +#define __MODULE_INFO(tag, name, info) \ + struct __module_cat(name,__LINE__) {} #endif #define __MODULE_PARM_TYPE(name, _type) \ __MODULE_INFO(parmtype, name##type, #name ":" _type) diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 3c995b4..a0b639f 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -235,8 +235,6 @@ extern int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq); extern int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled); extern int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled); -extern int rtc_dev_update_irq_enable_emul(struct rtc_device *rtc, - unsigned int enabled); void rtc_aie_update_irq(void *private); void rtc_uie_update_irq(void *private); @@ -246,8 +244,6 @@ int rtc_register(rtc_task_t *task); int rtc_unregister(rtc_task_t *task); int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg); -void rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer); -void rtc_timer_remove(struct rtc_device *rtc, struct rtc_timer *timer); void rtc_timer_init(struct rtc_timer *timer, void (*f)(void* p), void* data); int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer* timer, ktime_t expires, ktime_t period); diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h index 387fa7d..7faf933 100644 --- a/include/linux/sysrq.h +++ b/include/linux/sysrq.h @@ -17,6 +17,9 @@ #include <linux/errno.h> #include <linux/types.h> +/* Enable/disable SYSRQ support by default (0==no, 1==yes). */ +#define SYSRQ_DEFAULT_ENABLE 1 + /* Possible values of bitmask for enabling sysrq functions */ /* 0x0001 is reserved for enable everything */ #define SYSRQ_ENABLE_LOG 0x0002 diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index 0093dd7..800617b 100644 --- a/include/linux/virtio_config.h +++ b/include/linux/virtio_config.h @@ -109,7 +109,10 @@ static inline bool virtio_has_feature(const struct virtio_device *vdev, unsigned int fbit) { /* Did you forget to fix assumptions on max features? */ - MAYBE_BUILD_BUG_ON(fbit >= 32); + if (__builtin_constant_p(fbit)) + BUILD_BUG_ON(fbit >= 32); + else + BUG_ON(fbit >= 32); if (fbit < VIRTIO_TRANSPORT_F_START) virtio_check_driver_offered_feature(vdev, fbit); diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index a29feb0..d2cf884 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -184,6 +184,7 @@ struct hci_conn { __u32 link_mode; __u8 auth_type; __u8 sec_level; + __u8 pending_sec_level; __u8 power_save; __u16 disc_timeout; unsigned long pend; diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index e9eee99..160a407 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -445,7 +445,6 @@ static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, { __skb_queue_tail(list, skb); sch->qstats.backlog += qdisc_pkt_len(skb); - qdisc_bstats_update(sch, skb); return NET_XMIT_SUCCESS; } @@ -460,8 +459,10 @@ static inline struct sk_buff *__qdisc_dequeue_head(struct Qdisc *sch, { struct sk_buff *skb = __skb_dequeue(list); - if (likely(skb != NULL)) + if (likely(skb != NULL)) { sch->qstats.backlog -= qdisc_pkt_len(skb); + qdisc_bstats_update(sch, skb); + } return skb; } @@ -474,10 +475,11 @@ static inline struct sk_buff *qdisc_dequeue_head(struct Qdisc *sch) static inline unsigned int __qdisc_queue_drop_head(struct Qdisc *sch, struct sk_buff_head *list) { - struct sk_buff *skb = __qdisc_dequeue_head(sch, list); + struct sk_buff *skb = __skb_dequeue(list); if (likely(skb != NULL)) { unsigned int len = qdisc_pkt_len(skb); + sch->qstats.backlog -= len; kfree_skb(skb); return len; } diff --git a/kernel/params.c b/kernel/params.c index 08107d1..0da1411 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -719,9 +719,7 @@ void destroy_params(const struct kernel_param *params, unsigned num) params[i].ops->free(params[i].arg); } -static void __init kernel_add_sysfs_param(const char *name, - struct kernel_param *kparam, - unsigned int name_skip) +static struct module_kobject * __init locate_module_kobject(const char *name) { struct module_kobject *mk; struct kobject *kobj; @@ -729,10 +727,7 @@ static void __init kernel_add_sysfs_param(const char *name, kobj = kset_find_obj(module_kset, name); if (kobj) { - /* We already have one. Remove params so we can add more. */ mk = to_module_kobject(kobj); - /* We need to remove it before adding parameters. */ - sysfs_remove_group(&mk->kobj, &mk->mp->grp); } else { mk = kzalloc(sizeof(struct module_kobject), GFP_KERNEL); BUG_ON(!mk); @@ -743,15 +738,36 @@ static void __init kernel_add_sysfs_param(const char *name, "%s", name); if (err) { kobject_put(&mk->kobj); - printk(KERN_ERR "Module '%s' failed add to sysfs, " - "error number %d\n", name, err); - printk(KERN_ERR "The system will be unstable now.\n"); - return; + printk(KERN_ERR + "Module '%s' failed add to sysfs, error number %d\n", + name, err); + printk(KERN_ERR + "The system will be unstable now.\n"); + return NULL; } - /* So that exit path is even. */ + + /* So that we hold reference in both cases. */ kobject_get(&mk->kobj); } + return mk; +} + +static void __init kernel_add_sysfs_param(const char *name, + struct kernel_param *kparam, + unsigned int name_skip) +{ + struct module_kobject *mk; + int err; + + mk = locate_module_kobject(name); + if (!mk) + return; + + /* We need to remove old parameters before adding more. */ + if (mk->mp) + sysfs_remove_group(&mk->kobj, &mk->mp->grp); + /* These should not fail at boot. */ err = add_sysfs_param(mk, kparam, kparam->name + name_skip); BUG_ON(err); @@ -796,6 +812,32 @@ static void __init param_sysfs_builtin(void) } } +ssize_t __modver_version_show(struct module_attribute *mattr, + struct module *mod, char *buf) +{ + struct module_version_attribute *vattr = + container_of(mattr, struct module_version_attribute, mattr); + + return sprintf(buf, "%s\n", vattr->version); +} + +extern struct module_version_attribute __start___modver[], __stop___modver[]; + +static void __init version_sysfs_builtin(void) +{ + const struct module_version_attribute *vattr; + struct module_kobject *mk; + int err; + + for (vattr = __start___modver; vattr < __stop___modver; vattr++) { + mk = locate_module_kobject(vattr->module_name); + if (mk) { + err = sysfs_create_file(&mk->kobj, &vattr->mattr.attr); + kobject_uevent(&mk->kobj, KOBJ_ADD); + kobject_put(&mk->kobj); + } + } +} /* module-related sysfs stuff */ @@ -875,6 +917,7 @@ static int __init param_sysfs_init(void) } module_sysfs_initialized = 1; + version_sysfs_builtin(); param_sysfs_builtin(); return 0; diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 84522c7..126a302 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -2201,13 +2201,6 @@ find_lively_task_by_vpid(pid_t vpid) if (!task) return ERR_PTR(-ESRCH); - /* - * Can't attach events to a dying task. - */ - err = -ESRCH; - if (task->flags & PF_EXITING) - goto errout; - /* Reuse ptrace permission checks for now. */ err = -EACCES; if (!ptrace_may_access(task, PTRACE_MODE_READ)) @@ -2268,14 +2261,27 @@ retry: get_ctx(ctx); - if (cmpxchg(&task->perf_event_ctxp[ctxn], NULL, ctx)) { - /* - * We raced with some other task; use - * the context they set. - */ + err = 0; + mutex_lock(&task->perf_event_mutex); + /* + * If it has already passed perf_event_exit_task(). + * we must see PF_EXITING, it takes this mutex too. + */ + if (task->flags & PF_EXITING) + err = -ESRCH; + else if (task->perf_event_ctxp[ctxn]) + err = -EAGAIN; + else + rcu_assign_pointer(task->perf_event_ctxp[ctxn], ctx); + mutex_unlock(&task->perf_event_mutex); + + if (unlikely(err)) { put_task_struct(task); kfree(ctx); - goto retry; + + if (err == -EAGAIN) + goto retry; + goto errout; } } @@ -5374,6 +5380,8 @@ free_dev: goto out; } +static struct lock_class_key cpuctx_mutex; + int perf_pmu_register(struct pmu *pmu, char *name, int type) { int cpu, ret; @@ -5422,6 +5430,7 @@ skip_type: cpuctx = per_cpu_ptr(pmu->pmu_cpu_context, cpu); __perf_event_init_context(&cpuctx->ctx); + lockdep_set_class(&cpuctx->ctx.mutex, &cpuctx_mutex); cpuctx->ctx.type = cpu_context; cpuctx->ctx.pmu = pmu; cpuctx->jiffies_interval = 1; @@ -6127,7 +6136,7 @@ static void perf_event_exit_task_context(struct task_struct *child, int ctxn) * scheduled, so we are now safe from rescheduling changing * our context. */ - child_ctx = child->perf_event_ctxp[ctxn]; + child_ctx = rcu_dereference_raw(child->perf_event_ctxp[ctxn]); task_ctx_sched_out(child_ctx, EVENT_ALL); /* @@ -6440,11 +6449,6 @@ int perf_event_init_context(struct task_struct *child, int ctxn) unsigned long flags; int ret = 0; - child->perf_event_ctxp[ctxn] = NULL; - - mutex_init(&child->perf_event_mutex); - INIT_LIST_HEAD(&child->perf_event_list); - if (likely(!parent->perf_event_ctxp[ctxn])) return 0; @@ -6533,6 +6537,10 @@ int perf_event_init_task(struct task_struct *child) { int ctxn, ret; + memset(child->perf_event_ctxp, 0, sizeof(child->perf_event_ctxp)); + mutex_init(&child->perf_event_mutex); + INIT_LIST_HEAD(&child->perf_event_list); + for_each_task_context_nr(ctxn) { ret = perf_event_init_context(child, ctxn); if (ret) diff --git a/kernel/printk.c b/kernel/printk.c index 53d9a9e..2ddbdc7 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -97,7 +97,7 @@ static int console_locked, console_suspended; /* * logbuf_lock protects log_buf, log_start, log_end, con_start and logged_chars * It is also used in interesting ways to provide interlocking in - * release_console_sem(). + * console_unlock();. */ static DEFINE_SPINLOCK(logbuf_lock); @@ -501,7 +501,7 @@ static void _call_console_drivers(unsigned start, /* * Call the console drivers, asking them to write out * log_buf[start] to log_buf[end - 1]. - * The console_sem must be held. + * The console_lock must be held. */ static void call_console_drivers(unsigned start, unsigned end) { @@ -604,11 +604,11 @@ static int have_callable_console(void) * * This is printk(). It can be called from any context. We want it to work. * - * We try to grab the console_sem. If we succeed, it's easy - we log the output and + * We try to grab the console_lock. If we succeed, it's easy - we log the output and * call the console drivers. If we fail to get the semaphore we place the output * into the log buffer and return. The current holder of the console_sem will - * notice the new output in release_console_sem() and will send it to the - * consoles before releasing the semaphore. + * notice the new output in console_unlock(); and will send it to the + * consoles before releasing the lock. * * One effect of this deferred printing is that code which calls printk() and * then changes console_loglevel may break. This is because console_loglevel @@ -659,19 +659,19 @@ static inline int can_use_console(unsigned int cpu) /* * Try to get console ownership to actually show the kernel * messages from a 'printk'. Return true (and with the - * console_semaphore held, and 'console_locked' set) if it + * console_lock held, and 'console_locked' set) if it * is successful, false otherwise. * * This gets called with the 'logbuf_lock' spinlock held and * interrupts disabled. It should return with 'lockbuf_lock' * released but interrupts still disabled. */ -static int acquire_console_semaphore_for_printk(unsigned int cpu) +static int console_trylock_for_printk(unsigned int cpu) __releases(&logbuf_lock) { int retval = 0; - if (!try_acquire_console_sem()) { + if (console_trylock()) { retval = 1; /* @@ -827,12 +827,12 @@ asmlinkage int vprintk(const char *fmt, va_list args) * actual magic (print out buffers, wake up klogd, * etc). * - * The acquire_console_semaphore_for_printk() function + * The console_trylock_for_printk() function * will release 'logbuf_lock' regardless of whether it * actually gets the semaphore or not. */ - if (acquire_console_semaphore_for_printk(this_cpu)) - release_console_sem(); + if (console_trylock_for_printk(this_cpu)) + console_unlock(); lockdep_on(); out_restore_irqs: @@ -993,7 +993,7 @@ void suspend_console(void) if (!console_suspend_enabled) return; printk("Suspending console(s) (use no_console_suspend to debug)\n"); - acquire_console_sem(); + console_lock(); console_suspended = 1; up(&console_sem); } @@ -1004,7 +1004,7 @@ void resume_console(void) return; down(&console_sem); console_suspended = 0; - release_console_sem(); + console_unlock(); } /** @@ -1027,21 +1027,21 @@ static int __cpuinit console_cpu_notify(struct notifier_block *self, case CPU_DYING: case CPU_DOWN_FAILED: case CPU_UP_CANCELED: - acquire_console_sem(); - release_console_sem(); + console_lock(); + console_unlock(); } return NOTIFY_OK; } /** - * acquire_console_sem - lock the console system for exclusive use. + * console_lock - lock the console system for exclusive use. * - * Acquires a semaphore which guarantees that the caller has + * Acquires a lock which guarantees that the caller has * exclusive access to the console system and the console_drivers list. * * Can sleep, returns nothing. */ -void acquire_console_sem(void) +void console_lock(void) { BUG_ON(in_interrupt()); down(&console_sem); @@ -1050,21 +1050,29 @@ void acquire_console_sem(void) console_locked = 1; console_may_schedule = 1; } -EXPORT_SYMBOL(acquire_console_sem); +EXPORT_SYMBOL(console_lock); -int try_acquire_console_sem(void) +/** + * console_trylock - try to lock the console system for exclusive use. + * + * Tried to acquire a lock which guarantees that the caller has + * exclusive access to the console system and the console_drivers list. + * + * returns 1 on success, and 0 on failure to acquire the lock. + */ +int console_trylock(void) { if (down_trylock(&console_sem)) - return -1; + return 0; if (console_suspended) { up(&console_sem); - return -1; + return 0; } console_locked = 1; console_may_schedule = 0; - return 0; + return 1; } -EXPORT_SYMBOL(try_acquire_console_sem); +EXPORT_SYMBOL(console_trylock); int is_console_locked(void) { @@ -1095,20 +1103,20 @@ void wake_up_klogd(void) } /** - * release_console_sem - unlock the console system + * console_unlock - unlock the console system * - * Releases the semaphore which the caller holds on the console system + * Releases the console_lock which the caller holds on the console system * and the console driver list. * - * While the semaphore was held, console output may have been buffered - * by printk(). If this is the case, release_console_sem() emits - * the output prior to releasing the semaphore. + * While the console_lock was held, console output may have been buffered + * by printk(). If this is the case, console_unlock(); emits + * the output prior to releasing the lock. * * If there is output waiting for klogd, we wake it up. * - * release_console_sem() may be called from any context. + * console_unlock(); may be called from any context. */ -void release_console_sem(void) +void console_unlock(void) { unsigned long flags; unsigned _con_start, _log_end; @@ -1141,7 +1149,7 @@ void release_console_sem(void) if (wake_klogd) wake_up_klogd(); } -EXPORT_SYMBOL(release_console_sem); +EXPORT_SYMBOL(console_unlock); /** * console_conditional_schedule - yield the CPU if required @@ -1150,7 +1158,7 @@ EXPORT_SYMBOL(release_console_sem); * if this CPU should yield the CPU to another task, do * so here. * - * Must be called within acquire_console_sem(). + * Must be called within console_lock();. */ void __sched console_conditional_schedule(void) { @@ -1171,14 +1179,14 @@ void console_unblank(void) if (down_trylock(&console_sem) != 0) return; } else - acquire_console_sem(); + console_lock(); console_locked = 1; console_may_schedule = 0; for_each_console(c) if ((c->flags & CON_ENABLED) && c->unblank) c->unblank(); - release_console_sem(); + console_unlock(); } /* @@ -1189,7 +1197,7 @@ struct tty_driver *console_device(int *index) struct console *c; struct tty_driver *driver = NULL; - acquire_console_sem(); + console_lock(); for_each_console(c) { if (!c->device) continue; @@ -1197,7 +1205,7 @@ struct tty_driver *console_device(int *index) if (driver) break; } - release_console_sem(); + console_unlock(); return driver; } @@ -1208,17 +1216,17 @@ struct tty_driver *console_device(int *index) */ void console_stop(struct console *console) { - acquire_console_sem(); + console_lock(); console->flags &= ~CON_ENABLED; - release_console_sem(); + console_unlock(); } EXPORT_SYMBOL(console_stop); void console_start(struct console *console) { - acquire_console_sem(); + console_lock(); console->flags |= CON_ENABLED; - release_console_sem(); + console_unlock(); } EXPORT_SYMBOL(console_start); @@ -1340,7 +1348,7 @@ void register_console(struct console *newcon) * Put this console in the list - keep the * preferred driver at the head of the list. */ - acquire_console_sem(); + console_lock(); if ((newcon->flags & CON_CONSDEV) || console_drivers == NULL) { newcon->next = console_drivers; console_drivers = newcon; @@ -1352,14 +1360,14 @@ void register_console(struct console *newcon) } if (newcon->flags & CON_PRINTBUFFER) { /* - * release_console_sem() will print out the buffered messages + * console_unlock(); will print out the buffered messages * for us. */ spin_lock_irqsave(&logbuf_lock, flags); con_start = log_start; spin_unlock_irqrestore(&logbuf_lock, flags); } - release_console_sem(); + console_unlock(); console_sysfs_notify(); /* @@ -1396,7 +1404,7 @@ int unregister_console(struct console *console) return braille_unregister_console(console); #endif - acquire_console_sem(); + console_lock(); if (console_drivers == console) { console_drivers=console->next; res = 0; @@ -1418,7 +1426,7 @@ int unregister_console(struct console *console) if (console_drivers != NULL && console->flags & CON_CONSDEV) console_drivers->flags |= CON_CONSDEV; - release_console_sem(); + console_unlock(); console_sysfs_notify(); return res; } diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 77e9166..0c26e2d 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -699,7 +699,8 @@ account_entity_dequeue(struct cfs_rq *cfs_rq, struct sched_entity *se) cfs_rq->nr_running--; } -#if defined CONFIG_SMP && defined CONFIG_FAIR_GROUP_SCHED +#ifdef CONFIG_FAIR_GROUP_SCHED +# ifdef CONFIG_SMP static void update_cfs_rq_load_contribution(struct cfs_rq *cfs_rq, int global_update) { @@ -721,10 +722,10 @@ static void update_cfs_load(struct cfs_rq *cfs_rq, int global_update) u64 now, delta; unsigned long load = cfs_rq->load.weight; - if (!cfs_rq) + if (cfs_rq->tg == &root_task_group) return; - now = rq_of(cfs_rq)->clock; + now = rq_of(cfs_rq)->clock_task; delta = now - cfs_rq->load_stamp; /* truncate load history at 4 idle periods */ @@ -762,6 +763,51 @@ static void update_cfs_load(struct cfs_rq *cfs_rq, int global_update) list_del_leaf_cfs_rq(cfs_rq); } +static long calc_cfs_shares(struct cfs_rq *cfs_rq, struct task_group *tg, + long weight_delta) +{ + long load_weight, load, shares; + + load = cfs_rq->load.weight + weight_delta; + + load_weight = atomic_read(&tg->load_weight); + load_weight -= cfs_rq->load_contribution; + load_weight += load; + + shares = (tg->shares * load); + if (load_weight) + shares /= load_weight; + + if (shares < MIN_SHARES) + shares = MIN_SHARES; + if (shares > tg->shares) + shares = tg->shares; + + return shares; +} + +static void update_entity_shares_tick(struct cfs_rq *cfs_rq) +{ + if (cfs_rq->load_unacc_exec_time > sysctl_sched_shares_window) { + update_cfs_load(cfs_rq, 0); + update_cfs_shares(cfs_rq, 0); + } +} +# else /* CONFIG_SMP */ +static void update_cfs_load(struct cfs_rq *cfs_rq, int global_update) +{ +} + +static inline long calc_cfs_shares(struct cfs_rq *cfs_rq, struct task_group *tg, + long weight_delta) +{ + return tg->shares; +} + +static inline void update_entity_shares_tick(struct cfs_rq *cfs_rq) +{ +} +# endif /* CONFIG_SMP */ static void reweight_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, unsigned long weight) { @@ -782,41 +828,20 @@ static void update_cfs_shares(struct cfs_rq *cfs_rq, long weight_delta) { struct task_group *tg; struct sched_entity *se; - long load_weight, load, shares; - - if (!cfs_rq) - return; + long shares; tg = cfs_rq->tg; se = tg->se[cpu_of(rq_of(cfs_rq))]; if (!se) return; - - load = cfs_rq->load.weight + weight_delta; - - load_weight = atomic_read(&tg->load_weight); - load_weight -= cfs_rq->load_contribution; - load_weight += load; - - shares = (tg->shares * load); - if (load_weight) - shares /= load_weight; - - if (shares < MIN_SHARES) - shares = MIN_SHARES; - if (shares > tg->shares) - shares = tg->shares; +#ifndef CONFIG_SMP + if (likely(se->load.weight == tg->shares)) + return; +#endif + shares = calc_cfs_shares(cfs_rq, tg, weight_delta); reweight_entity(cfs_rq_of(se), se, shares); } - -static void update_entity_shares_tick(struct cfs_rq *cfs_rq) -{ - if (cfs_rq->load_unacc_exec_time > sysctl_sched_shares_window) { - update_cfs_load(cfs_rq, 0); - update_cfs_shares(cfs_rq, 0); - } -} #else /* CONFIG_FAIR_GROUP_SCHED */ static void update_cfs_load(struct cfs_rq *cfs_rq, int global_update) { @@ -1404,7 +1429,7 @@ static inline unsigned long effective_load(struct task_group *tg, int cpu, static int wake_affine(struct sched_domain *sd, struct task_struct *p, int sync) { - unsigned long this_load, load; + s64 this_load, load; int idx, this_cpu, prev_cpu; unsigned long tl_per_task; struct task_group *tg; @@ -1443,8 +1468,8 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p, int sync) * Otherwise check if either cpus are near enough in load to allow this * task to be woken on this_cpu. */ - if (this_load) { - unsigned long this_eff_load, prev_eff_load; + if (this_load > 0) { + s64 this_eff_load, prev_eff_load; this_eff_load = 100; this_eff_load *= power_of(prev_cpu); diff --git a/kernel/sys.c b/kernel/sys.c index 31b71a2..18da702 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1385,7 +1385,8 @@ static int check_prlimit_permission(struct task_struct *task) const struct cred *cred = current_cred(), *tcred; tcred = __task_cred(task); - if ((cred->uid != tcred->euid || + if (current != task && + (cred->uid != tcred->euid || cred->uid != tcred->suid || cred->uid != tcred->uid || cred->gid != tcred->egid || diff --git a/kernel/sysctl.c b/kernel/sysctl.c index bc86bb3..0f1bd83 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -170,7 +170,8 @@ static int proc_taint(struct ctl_table *table, int write, #endif #ifdef CONFIG_MAGIC_SYSRQ -static int __sysrq_enabled; /* Note: sysrq code ises it's own private copy */ +/* Note: sysrq code uses it's own private copy */ +static int __sysrq_enabled = SYSRQ_DEFAULT_ENABLE; static int sysrq_sysctl_handler(ctl_table *table, int write, void __user *buffer, size_t *lenp, diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 3e216e0..c55ea24 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -642,8 +642,7 @@ static void tick_nohz_switch_to_nohz(void) } local_irq_enable(); - printk(KERN_INFO "Switched to NOHz mode on CPU #%d\n", - smp_processor_id()); + printk(KERN_INFO "Switched to NOHz mode on CPU #%d\n", smp_processor_id()); } /* @@ -795,8 +794,10 @@ void tick_setup_sched_timer(void) } #ifdef CONFIG_NO_HZ - if (tick_nohz_enabled) + if (tick_nohz_enabled) { ts->nohz_mode = NOHZ_MODE_HIGHRES; + printk(KERN_INFO "Switched to NOHz mode on CPU #%d\n", smp_processor_id()); + } #endif } #endif /* HIGH_RES_TIMERS */ diff --git a/lib/radix-tree.c b/lib/radix-tree.c index 5086bb9..7ea2e03 100644 --- a/lib/radix-tree.c +++ b/lib/radix-tree.c @@ -736,10 +736,11 @@ next: } } /* - * The iftag must have been set somewhere because otherwise - * we would return immediated at the beginning of the function + * We need not to tag the root tag if there is no tag which is set with + * settag within the range from *first_indexp to last_index. */ - root_tag_set(root, settag); + if (tagged > 0) + root_tag_set(root, settag); *first_indexp = index; return tagged; diff --git a/lib/rbtree.c b/lib/rbtree.c index 4693f79..a16be19 100644 --- a/lib/rbtree.c +++ b/lib/rbtree.c @@ -315,6 +315,7 @@ void rb_augment_insert(struct rb_node *node, rb_augment_f func, void *data) rb_augment_path(node, func, data); } +EXPORT_SYMBOL(rb_augment_insert); /* * before removing the node, find the deepest node on the rebalance path @@ -340,6 +341,7 @@ struct rb_node *rb_augment_erase_begin(struct rb_node *node) return deepest; } +EXPORT_SYMBOL(rb_augment_erase_begin); /* * after removal, update the tree to account for the removed entry @@ -350,6 +352,7 @@ void rb_augment_erase_end(struct rb_node *node, rb_augment_f func, void *data) if (node) rb_augment_path(node, func, data); } +EXPORT_SYMBOL(rb_augment_erase_end); /* * This function returns the first node (in sort order) of the tree. diff --git a/lib/textsearch.c b/lib/textsearch.c index d608331..e0cc014 100644 --- a/lib/textsearch.c +++ b/lib/textsearch.c @@ -13,7 +13,7 @@ * * INTRODUCTION * - * The textsearch infrastructure provides text searching facitilies for + * The textsearch infrastructure provides text searching facilities for * both linear and non-linear data. Individual search algorithms are * implemented in modules and chosen by the user. * @@ -43,7 +43,7 @@ * to the algorithm to store persistent variables. * (4) Core eventually resets the search offset and forwards the find() * request to the algorithm. - * (5) Algorithm calls get_next_block() provided by the user continously + * (5) Algorithm calls get_next_block() provided by the user continuously * to fetch the data to be searched in block by block. * (6) Algorithm invokes finish() after the last call to get_next_block * to clean up any leftovers from get_next_block. (Optional) @@ -58,15 +58,15 @@ * the pattern to look for and flags. As a flag, you can set TS_IGNORECASE * to perform case insensitive matching. But it might slow down * performance of algorithm, so you should use it at own your risk. - * The returned configuration may then be used for an arbitary + * The returned configuration may then be used for an arbitrary * amount of times and even in parallel as long as a separate struct * ts_state variable is provided to every instance. * * The actual search is performed by either calling textsearch_find_- * continuous() for linear data or by providing an own get_next_block() * implementation and calling textsearch_find(). Both functions return - * the position of the first occurrence of the patern or UINT_MAX if - * no match was found. Subsequent occurences can be found by calling + * the position of the first occurrence of the pattern or UINT_MAX if + * no match was found. Subsequent occurrences can be found by calling * textsearch_next() regardless of the linearity of the data. * * Once you're done using a configuration it must be given back via @@ -179,7 +179,7 @@ config SPLIT_PTLOCK_CPUS config COMPACTION bool "Allow for memory compaction" select MIGRATION - depends on EXPERIMENTAL && HUGETLB_PAGE && MMU + depends on MMU help Allows the compaction of memory for the allocation of huge pages. diff --git a/mm/kmemleak-test.c b/mm/kmemleak-test.c index 177a516..ff0d977 100644 --- a/mm/kmemleak-test.c +++ b/mm/kmemleak-test.c @@ -75,13 +75,11 @@ static int __init kmemleak_test_init(void) * after the module is removed. */ for (i = 0; i < 10; i++) { - elem = kmalloc(sizeof(*elem), GFP_KERNEL); - pr_info("kmemleak: kmalloc(sizeof(*elem)) = %p\n", elem); + elem = kzalloc(sizeof(*elem), GFP_KERNEL); + pr_info("kmemleak: kzalloc(sizeof(*elem)) = %p\n", elem); if (!elem) return -ENOMEM; - memset(elem, 0, sizeof(*elem)); INIT_LIST_HEAD(&elem->list); - list_add_tail(&elem->list, &test_list); } diff --git a/mm/kmemleak.c b/mm/kmemleak.c index bd9bc21..84225f3 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -113,7 +113,9 @@ #define BYTES_PER_POINTER sizeof(void *) /* GFP bitmask for kmemleak internal allocations */ -#define GFP_KMEMLEAK_MASK (GFP_KERNEL | GFP_ATOMIC) +#define gfp_kmemleak_mask(gfp) (((gfp) & (GFP_KERNEL | GFP_ATOMIC)) | \ + __GFP_NORETRY | __GFP_NOMEMALLOC | \ + __GFP_NOWARN) /* scanning area inside a memory block */ struct kmemleak_scan_area { @@ -511,9 +513,10 @@ static struct kmemleak_object *create_object(unsigned long ptr, size_t size, struct kmemleak_object *object; struct prio_tree_node *node; - object = kmem_cache_alloc(object_cache, gfp & GFP_KMEMLEAK_MASK); + object = kmem_cache_alloc(object_cache, gfp_kmemleak_mask(gfp)); if (!object) { - kmemleak_stop("Cannot allocate a kmemleak_object structure\n"); + pr_warning("Cannot allocate a kmemleak_object structure\n"); + kmemleak_disable(); return NULL; } @@ -734,9 +737,9 @@ static void add_scan_area(unsigned long ptr, size_t size, gfp_t gfp) return; } - area = kmem_cache_alloc(scan_area_cache, gfp & GFP_KMEMLEAK_MASK); + area = kmem_cache_alloc(scan_area_cache, gfp_kmemleak_mask(gfp)); if (!area) { - kmemleak_warn("Cannot allocate a scan area\n"); + pr_warning("Cannot allocate a scan area\n"); goto out; } diff --git a/mm/memcontrol.c b/mm/memcontrol.c index db76ef7..3878cfe 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1832,6 +1832,7 @@ static int __mem_cgroup_do_charge(struct mem_cgroup *mem, gfp_t gfp_mask, if (likely(!ret)) return CHARGE_OK; + res_counter_uncharge(&mem->res, csize); mem_over_limit = mem_cgroup_from_res_counter(fail_res, memsw); flags |= MEM_CGROUP_RECLAIM_NOSWAP; } else @@ -2144,6 +2145,8 @@ void mem_cgroup_split_huge_fixup(struct page *head, struct page *tail) struct page_cgroup *tail_pc = lookup_page_cgroup(tail); unsigned long flags; + if (mem_cgroup_disabled()) + return; /* * We have no races with charge/uncharge but will have races with * page state accounting. @@ -2233,7 +2236,12 @@ static int mem_cgroup_move_account(struct page_cgroup *pc, { int ret = -EINVAL; unsigned long flags; - + /* + * The page is isolated from LRU. So, collapse function + * will not handle this page. But page splitting can happen. + * Do this check under compound_page_lock(). The caller should + * hold it. + */ if ((charge_size > PAGE_SIZE) && !PageTransHuge(pc->page)) return -EBUSY; @@ -2265,7 +2273,7 @@ static int mem_cgroup_move_parent(struct page_cgroup *pc, struct cgroup *cg = child->css.cgroup; struct cgroup *pcg = cg->parent; struct mem_cgroup *parent; - int charge = PAGE_SIZE; + int page_size = PAGE_SIZE; unsigned long flags; int ret; @@ -2278,23 +2286,26 @@ static int mem_cgroup_move_parent(struct page_cgroup *pc, goto out; if (isolate_lru_page(page)) goto put; - /* The page is isolated from LRU and we have no race with splitting */ - charge = PAGE_SIZE << compound_order(page); + + if (PageTransHuge(page)) + page_size = HPAGE_SIZE; parent = mem_cgroup_from_cont(pcg); - ret = __mem_cgroup_try_charge(NULL, gfp_mask, &parent, false, charge); + ret = __mem_cgroup_try_charge(NULL, gfp_mask, + &parent, false, page_size); if (ret || !parent) goto put_back; - if (charge > PAGE_SIZE) + if (page_size > PAGE_SIZE) flags = compound_lock_irqsave(page); - ret = mem_cgroup_move_account(pc, child, parent, true, charge); + ret = mem_cgroup_move_account(pc, child, parent, true, page_size); if (ret) - mem_cgroup_cancel_charge(parent, charge); -put_back: - if (charge > PAGE_SIZE) + mem_cgroup_cancel_charge(parent, page_size); + + if (page_size > PAGE_SIZE) compound_unlock_irqrestore(page, flags); +put_back: putback_lru_page(page); put: put_page(page); diff --git a/mm/migrate.c b/mm/migrate.c index 46fe8cc..9f29a3b 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -888,7 +888,7 @@ out: * are movable anymore because to has become empty * or no retryable pages exist anymore. * Caller should call putback_lru_pages to return pages to the LRU - * or free list. + * or free list only if ret != 0. * * Return: Number of pages not migrated or error code. */ diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 90c1439..a873e61 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1088,8 +1088,10 @@ static void drain_pages(unsigned int cpu) pset = per_cpu_ptr(zone->pageset, cpu); pcp = &pset->pcp; - free_pcppages_bulk(zone, pcp->count, pcp); - pcp->count = 0; + if (pcp->count) { + free_pcppages_bulk(zone, pcp->count, pcp); + pcp->count = 0; + } local_irq_restore(flags); } } @@ -2034,6 +2036,14 @@ restart: */ alloc_flags = gfp_to_alloc_flags(gfp_mask); + /* + * Find the true preferred zone if the allocation is unconstrained by + * cpusets. + */ + if (!(alloc_flags & ALLOC_CPUSET) && !nodemask) + first_zones_zonelist(zonelist, high_zoneidx, NULL, + &preferred_zone); + /* This is the last chance, in general, before the goto nopage. */ page = get_page_from_freelist(gfp_mask, nodemask, order, zonelist, high_zoneidx, alloc_flags & ~ALLOC_NO_WATERMARKS, @@ -2192,7 +2202,9 @@ __alloc_pages_nodemask(gfp_t gfp_mask, unsigned int order, get_mems_allowed(); /* The preferred zone is used for statistics later */ - first_zones_zonelist(zonelist, high_zoneidx, nodemask, &preferred_zone); + first_zones_zonelist(zonelist, high_zoneidx, + nodemask ? : &cpuset_current_mems_allowed, + &preferred_zone); if (!preferred_zone) { put_mems_allowed(); return NULL; diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c index 0369f5b..eb663fb 100644 --- a/mm/pgtable-generic.c +++ b/mm/pgtable-generic.c @@ -6,6 +6,7 @@ * Copyright (C) 2010 Linus Torvalds */ +#include <linux/pagemap.h> #include <asm/tlb.h> #include <asm-generic/pgtable.h> diff --git a/mm/vmscan.c b/mm/vmscan.c index f5d90de..148c6e6 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2083,7 +2083,8 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist, struct zone *preferred_zone; first_zones_zonelist(zonelist, gfp_zone(sc->gfp_mask), - NULL, &preferred_zone); + &cpuset_current_mems_allowed, + &preferred_zone); wait_iff_congested(preferred_zone, BLK_RW_ASYNC, HZ/10); } } diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 6b90a41..99cd8d9 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -379,14 +379,10 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 hci_conn_hold(acl); if (acl->state == BT_OPEN || acl->state == BT_CLOSED) { - acl->sec_level = sec_level; + acl->sec_level = BT_SECURITY_LOW; + acl->pending_sec_level = sec_level; acl->auth_type = auth_type; hci_acl_connect(acl); - } else { - if (acl->sec_level < sec_level) - acl->sec_level = sec_level; - if (acl->auth_type < auth_type) - acl->auth_type = auth_type; } if (type == ACL_LINK) @@ -442,11 +438,17 @@ static int hci_conn_auth(struct hci_conn *conn, __u8 sec_level, __u8 auth_type) { BT_DBG("conn %p", conn); + if (conn->pending_sec_level > sec_level) + sec_level = conn->pending_sec_level; + if (sec_level > conn->sec_level) - conn->sec_level = sec_level; + conn->pending_sec_level = sec_level; else if (conn->link_mode & HCI_LM_AUTH) return 1; + /* Make sure we preserve an existing MITM requirement*/ + auth_type |= (conn->auth_type & 0x01); + conn->auth_type = auth_type; if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) { diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 8b602d8..9c4541b 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1011,6 +1011,10 @@ int hci_unregister_dev(struct hci_dev *hdev) destroy_workqueue(hdev->workqueue); + hci_dev_lock_bh(hdev); + hci_blacklist_clear(hdev); + hci_dev_unlock_bh(hdev); + __hci_dev_put(hdev); return 0; diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 3810017..a290854 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -692,13 +692,13 @@ static int hci_outgoing_auth_needed(struct hci_dev *hdev, if (conn->state != BT_CONFIG || !conn->out) return 0; - if (conn->sec_level == BT_SECURITY_SDP) + if (conn->pending_sec_level == BT_SECURITY_SDP) return 0; /* Only request authentication for SSP connections or non-SSP * devices with sec_level HIGH */ if (!(hdev->ssp_mode > 0 && conn->ssp_mode > 0) && - conn->sec_level != BT_SECURITY_HIGH) + conn->pending_sec_level != BT_SECURITY_HIGH) return 0; return 1; @@ -1095,9 +1095,10 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); if (conn) { - if (!ev->status) + if (!ev->status) { conn->link_mode |= HCI_LM_AUTH; - else + conn->sec_level = conn->pending_sec_level; + } else conn->sec_level = BT_SECURITY_LOW; clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index c791fcd..7550abb 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -305,33 +305,44 @@ static void l2cap_chan_del(struct sock *sk, int err) } } -/* Service level security */ -static inline int l2cap_check_security(struct sock *sk) +static inline u8 l2cap_get_auth_type(struct sock *sk) { - struct l2cap_conn *conn = l2cap_pi(sk)->conn; - __u8 auth_type; + if (sk->sk_type == SOCK_RAW) { + switch (l2cap_pi(sk)->sec_level) { + case BT_SECURITY_HIGH: + return HCI_AT_DEDICATED_BONDING_MITM; + case BT_SECURITY_MEDIUM: + return HCI_AT_DEDICATED_BONDING; + default: + return HCI_AT_NO_BONDING; + } + } else if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) { + if (l2cap_pi(sk)->sec_level == BT_SECURITY_LOW) + l2cap_pi(sk)->sec_level = BT_SECURITY_SDP; - if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) { if (l2cap_pi(sk)->sec_level == BT_SECURITY_HIGH) - auth_type = HCI_AT_NO_BONDING_MITM; + return HCI_AT_NO_BONDING_MITM; else - auth_type = HCI_AT_NO_BONDING; - - if (l2cap_pi(sk)->sec_level == BT_SECURITY_LOW) - l2cap_pi(sk)->sec_level = BT_SECURITY_SDP; + return HCI_AT_NO_BONDING; } else { switch (l2cap_pi(sk)->sec_level) { case BT_SECURITY_HIGH: - auth_type = HCI_AT_GENERAL_BONDING_MITM; - break; + return HCI_AT_GENERAL_BONDING_MITM; case BT_SECURITY_MEDIUM: - auth_type = HCI_AT_GENERAL_BONDING; - break; + return HCI_AT_GENERAL_BONDING; default: - auth_type = HCI_AT_NO_BONDING; - break; + return HCI_AT_NO_BONDING; } } +} + +/* Service level security */ +static inline int l2cap_check_security(struct sock *sk) +{ + struct l2cap_conn *conn = l2cap_pi(sk)->conn; + __u8 auth_type; + + auth_type = l2cap_get_auth_type(sk); return hci_conn_security(conn->hcon, l2cap_pi(sk)->sec_level, auth_type); @@ -1068,39 +1079,7 @@ static int l2cap_do_connect(struct sock *sk) err = -ENOMEM; - if (sk->sk_type == SOCK_RAW) { - switch (l2cap_pi(sk)->sec_level) { - case BT_SECURITY_HIGH: - auth_type = HCI_AT_DEDICATED_BONDING_MITM; - break; - case BT_SECURITY_MEDIUM: - auth_type = HCI_AT_DEDICATED_BONDING; - break; - default: - auth_type = HCI_AT_NO_BONDING; - break; - } - } else if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) { - if (l2cap_pi(sk)->sec_level == BT_SECURITY_HIGH) - auth_type = HCI_AT_NO_BONDING_MITM; - else - auth_type = HCI_AT_NO_BONDING; - - if (l2cap_pi(sk)->sec_level == BT_SECURITY_LOW) - l2cap_pi(sk)->sec_level = BT_SECURITY_SDP; - } else { - switch (l2cap_pi(sk)->sec_level) { - case BT_SECURITY_HIGH: - auth_type = HCI_AT_GENERAL_BONDING_MITM; - break; - case BT_SECURITY_MEDIUM: - auth_type = HCI_AT_GENERAL_BONDING; - break; - default: - auth_type = HCI_AT_NO_BONDING; - break; - } - } + auth_type = l2cap_get_auth_type(sk); hcon = hci_connect(hdev, ACL_LINK, dst, l2cap_pi(sk)->sec_level, auth_type); @@ -1127,7 +1106,8 @@ static int l2cap_do_connect(struct sock *sk) if (sk->sk_type != SOCK_SEQPACKET && sk->sk_type != SOCK_STREAM) { l2cap_sock_clear_timer(sk); - sk->sk_state = BT_CONNECTED; + if (l2cap_check_security(sk)) + sk->sk_state = BT_CONNECTED; } else l2cap_do_start(sk); } @@ -1893,8 +1873,8 @@ static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct ms if (pi->mode == L2CAP_MODE_STREAMING) { l2cap_streaming_send(sk); } else { - if (pi->conn_state & L2CAP_CONN_REMOTE_BUSY && - pi->conn_state && L2CAP_CONN_WAIT_F) { + if ((pi->conn_state & L2CAP_CONN_REMOTE_BUSY) && + (pi->conn_state & L2CAP_CONN_WAIT_F)) { err = len; break; } diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index ff8aaa7..6b83776 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -1164,7 +1164,8 @@ static int rfcomm_recv_ua(struct rfcomm_session *s, u8 dlci) * initiator rfcomm_process_rx already calls * rfcomm_session_put() */ if (s->sock->sk->sk_state != BT_CLOSED) - rfcomm_session_put(s); + if (list_empty(&s->dlcs)) + rfcomm_session_put(s); break; } } diff --git a/net/core/dev.c b/net/core/dev.c index 7c6a46f..24ea2d7 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -749,7 +749,8 @@ EXPORT_SYMBOL(dev_get_by_index); * @ha: hardware address * * Search for an interface by MAC address. Returns NULL if the device - * is not found or a pointer to the device. The caller must hold RCU + * is not found or a pointer to the device. + * The caller must hold RCU or RTNL. * The returned device has not had its ref count increased * and the caller must therefore be careful about locking * diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 1774178..ff23029 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -817,7 +817,7 @@ static int ethtool_get_regs(struct net_device *dev, char __user *useraddr) if (regs.len > reglen) regs.len = reglen; - regbuf = vmalloc(reglen); + regbuf = vzalloc(reglen); if (!regbuf) return -ENOMEM; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index d31bb36..7cd1bc8 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -2744,8 +2744,12 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb) merge: if (offset > headlen) { - skbinfo->frags[0].page_offset += offset - headlen; - skbinfo->frags[0].size -= offset - headlen; + unsigned int eat = offset - headlen; + + skbinfo->frags[0].page_offset += eat; + skbinfo->frags[0].size -= eat; + skb->data_len -= eat; + skb->len -= eat; offset = headlen; } diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c index d900ab9..6b03f56 100644 --- a/net/dcb/dcbnl.c +++ b/net/dcb/dcbnl.c @@ -583,7 +583,7 @@ static int dcbnl_getapp(struct net_device *netdev, struct nlattr **tb, u8 up, idtype; int ret = -EINVAL; - if (!tb[DCB_ATTR_APP] || !netdev->dcbnl_ops->getapp) + if (!tb[DCB_ATTR_APP]) goto out; ret = nla_parse_nested(app_tb, DCB_APP_ATTR_MAX, tb[DCB_ATTR_APP], @@ -604,7 +604,16 @@ static int dcbnl_getapp(struct net_device *netdev, struct nlattr **tb, goto out; id = nla_get_u16(app_tb[DCB_APP_ATTR_ID]); - up = netdev->dcbnl_ops->getapp(netdev, idtype, id); + + if (netdev->dcbnl_ops->getapp) { + up = netdev->dcbnl_ops->getapp(netdev, idtype, id); + } else { + struct dcb_app app = { + .selector = idtype, + .protocol = id, + }; + up = dcb_getapp(netdev, &app); + } /* send this back */ dcbnl_skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 0c877a7..3fb14b7 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -428,7 +428,7 @@ static void __exit dsa_cleanup_module(void) } module_exit(dsa_cleanup_module); -MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>") +MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>"); MODULE_DESCRIPTION("Driver for Distributed Switch Architecture switch chips"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:dsa"); diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index 04c8b69..7927589 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -1017,14 +1017,13 @@ static int arp_req_set_proxy(struct net *net, struct net_device *dev, int on) IPV4_DEVCONF_ALL(net, PROXY_ARP) = on; return 0; } - if (__in_dev_get_rcu(dev)) { - IN_DEV_CONF_SET(__in_dev_get_rcu(dev), PROXY_ARP, on); + if (__in_dev_get_rtnl(dev)) { + IN_DEV_CONF_SET(__in_dev_get_rtnl(dev), PROXY_ARP, on); return 0; } return -ENXIO; } -/* must be called with rcu_read_lock() */ static int arp_req_set_public(struct net *net, struct arpreq *r, struct net_device *dev) { @@ -1233,10 +1232,10 @@ int arp_ioctl(struct net *net, unsigned int cmd, void __user *arg) if (!(r.arp_flags & ATF_NETMASK)) ((struct sockaddr_in *)&r.arp_netmask)->sin_addr.s_addr = htonl(0xFFFFFFFFUL); - rcu_read_lock(); + rtnl_lock(); if (r.arp_dev[0]) { err = -ENODEV; - dev = dev_get_by_name_rcu(net, r.arp_dev); + dev = __dev_get_by_name(net, r.arp_dev); if (dev == NULL) goto out; @@ -1263,7 +1262,7 @@ int arp_ioctl(struct net *net, unsigned int cmd, void __user *arg) break; } out: - rcu_read_unlock(); + rtnl_unlock(); if (cmd == SIOCGARP && !err && copy_to_user(arg, &r, sizeof(r))) err = -EFAULT; return err; diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c index d9bc857..a96e656 100644 --- a/net/ipv4/inetpeer.c +++ b/net/ipv4/inetpeer.c @@ -475,7 +475,7 @@ static int cleanup_once(unsigned long ttl) struct inet_peer *inet_getpeer(struct inetpeer_addr *daddr, int create) { struct inet_peer __rcu **stack[PEER_MAXDEPTH], ***stackptr; - struct inet_peer_base *base = family_to_base(AF_INET); + struct inet_peer_base *base = family_to_base(daddr->family); struct inet_peer *p; /* Look up for the address quickly, lockless. diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 2549b29..eb7f82e 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -4399,7 +4399,7 @@ static void tcp_data_queue(struct sock *sk, struct sk_buff *skb) if (!skb_copy_datagram_iovec(skb, 0, tp->ucopy.iov, chunk)) { tp->ucopy.len -= chunk; tp->copied_seq += chunk; - eaten = (chunk == skb->len && !th->fin); + eaten = (chunk == skb->len); tcp_rcv_space_adjust(sk); } local_bh_disable(); diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 856f684..02f583b 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1994,7 +1994,6 @@ static void *listening_get_next(struct seq_file *seq, void *cur) } req = req->dl_next; } - st->offset = 0; if (++st->sbucket >= icsk->icsk_accept_queue.listen_opt->nr_table_entries) break; get_req: diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 24a1cf1..fd6782e 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -2661,14 +2661,12 @@ static int addrconf_ifdown(struct net_device *dev, int how) struct net *net = dev_net(dev); struct inet6_dev *idev; struct inet6_ifaddr *ifa; - LIST_HEAD(keep_list); - int state; + int state, i; ASSERT_RTNL(); - /* Flush routes if device is being removed or it is not loopback */ - if (how || !(dev->flags & IFF_LOOPBACK)) - rt6_ifdown(net, dev); + rt6_ifdown(net, dev); + neigh_ifdown(&nd_tbl, dev); idev = __in6_dev_get(dev); if (idev == NULL) @@ -2689,6 +2687,23 @@ static int addrconf_ifdown(struct net_device *dev, int how) } + /* Step 2: clear hash table */ + for (i = 0; i < IN6_ADDR_HSIZE; i++) { + struct hlist_head *h = &inet6_addr_lst[i]; + struct hlist_node *n; + + spin_lock_bh(&addrconf_hash_lock); + restart: + hlist_for_each_entry_rcu(ifa, n, h, addr_lst) { + if (ifa->idev == idev) { + hlist_del_init_rcu(&ifa->addr_lst); + addrconf_del_timer(ifa); + goto restart; + } + } + spin_unlock_bh(&addrconf_hash_lock); + } + write_lock_bh(&idev->lock); /* Step 2: clear flags for stateless addrconf */ @@ -2722,52 +2737,23 @@ static int addrconf_ifdown(struct net_device *dev, int how) struct inet6_ifaddr, if_list); addrconf_del_timer(ifa); - /* If just doing link down, and address is permanent - and not link-local, then retain it. */ - if (!how && - (ifa->flags&IFA_F_PERMANENT) && - !(ipv6_addr_type(&ifa->addr) & IPV6_ADDR_LINKLOCAL)) { - list_move_tail(&ifa->if_list, &keep_list); - - /* If not doing DAD on this address, just keep it. */ - if ((dev->flags&(IFF_NOARP|IFF_LOOPBACK)) || - idev->cnf.accept_dad <= 0 || - (ifa->flags & IFA_F_NODAD)) - continue; + list_del(&ifa->if_list); - /* If it was tentative already, no need to notify */ - if (ifa->flags & IFA_F_TENTATIVE) - continue; + write_unlock_bh(&idev->lock); - /* Flag it for later restoration when link comes up */ - ifa->flags |= IFA_F_TENTATIVE; - ifa->state = INET6_IFADDR_STATE_DAD; - } else { - list_del(&ifa->if_list); - - /* clear hash table */ - spin_lock_bh(&addrconf_hash_lock); - hlist_del_init_rcu(&ifa->addr_lst); - spin_unlock_bh(&addrconf_hash_lock); - - write_unlock_bh(&idev->lock); - spin_lock_bh(&ifa->state_lock); - state = ifa->state; - ifa->state = INET6_IFADDR_STATE_DEAD; - spin_unlock_bh(&ifa->state_lock); - - if (state != INET6_IFADDR_STATE_DEAD) { - __ipv6_ifa_notify(RTM_DELADDR, ifa); - atomic_notifier_call_chain(&inet6addr_chain, - NETDEV_DOWN, ifa); - } + spin_lock_bh(&ifa->state_lock); + state = ifa->state; + ifa->state = INET6_IFADDR_STATE_DEAD; + spin_unlock_bh(&ifa->state_lock); - in6_ifa_put(ifa); - write_lock_bh(&idev->lock); + if (state != INET6_IFADDR_STATE_DEAD) { + __ipv6_ifa_notify(RTM_DELADDR, ifa); + atomic_notifier_call_chain(&inet6addr_chain, NETDEV_DOWN, ifa); } - } + in6_ifa_put(ifa); - list_splice(&keep_list, &idev->addr_list); + write_lock_bh(&idev->lock); + } write_unlock_bh(&idev->lock); @@ -4156,8 +4142,7 @@ static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp) addrconf_leave_solict(ifp->idev, &ifp->addr); dst_hold(&ifp->rt->dst); - if (ifp->state == INET6_IFADDR_STATE_DEAD && - ip6_del_rt(ifp->rt)) + if (ip6_del_rt(ifp->rt)) dst_free(&ifp->rt->dst); break; } diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 373bd04..1534508 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -72,8 +72,6 @@ #define RT6_TRACE(x...) do { ; } while (0) #endif -#define CLONE_OFFLINK_ROUTE 0 - static struct rt6_info * ip6_rt_copy(struct rt6_info *ort); static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie); static unsigned int ip6_default_advmss(const struct dst_entry *dst); @@ -738,13 +736,8 @@ restart: if (!rt->rt6i_nexthop && !(rt->rt6i_flags & RTF_NONEXTHOP)) nrt = rt6_alloc_cow(rt, &fl->fl6_dst, &fl->fl6_src); - else { -#if CLONE_OFFLINK_ROUTE + else nrt = rt6_alloc_clone(rt, &fl->fl6_dst); -#else - goto out2; -#endif - } dst_release(&rt->dst); rt = nrt ? : net->ipv6.ip6_null_entry; diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c index 7e74023..da87428 100644 --- a/net/ipv6/xfrm6_policy.c +++ b/net/ipv6/xfrm6_policy.c @@ -98,6 +98,10 @@ static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev, if (!xdst->u.rt6.rt6i_idev) return -ENODEV; + xdst->u.rt6.rt6i_peer = rt->rt6i_peer; + if (rt->rt6i_peer) + atomic_inc(&rt->rt6i_peer->refcnt); + /* Sheit... I remember I did this right. Apparently, * it was magically lost, so this code needs audit */ xdst->u.rt6.rt6i_flags = rt->rt6i_flags & (RTF_ANYCAST | @@ -216,6 +220,8 @@ static void xfrm6_dst_destroy(struct dst_entry *dst) if (likely(xdst->u.rt6.rt6i_idev)) in6_dev_put(xdst->u.rt6.rt6i_idev); + if (likely(xdst->u.rt6.rt6i_peer)) + inet_putpeer(xdst->u.rt6.rt6i_peer); xfrm_dst_destroy(xdst); } diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 5950e3a..b64b42b 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -2230,6 +2230,9 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, sdata = vif_to_sdata(vif); + if (!ieee80211_sdata_running(sdata)) + goto out; + if (tim_offset) *tim_offset = 0; if (tim_length) diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index c80d1c2..5f63ec5 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -390,7 +390,6 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch) ret = qdisc_enqueue(skb, cl->q); if (ret == NET_XMIT_SUCCESS) { sch->q.qlen++; - qdisc_bstats_update(sch, skb); cbq_mark_toplevel(q, cl); if (!cl->next_alive) cbq_activate_class(cl); @@ -649,7 +648,6 @@ static int cbq_reshape_fail(struct sk_buff *skb, struct Qdisc *child) ret = qdisc_enqueue(skb, cl->q); if (ret == NET_XMIT_SUCCESS) { sch->q.qlen++; - qdisc_bstats_update(sch, skb); if (!cl->next_alive) cbq_activate_class(cl); return 0; @@ -971,6 +969,7 @@ cbq_dequeue(struct Qdisc *sch) skb = cbq_dequeue_1(sch); if (skb) { + qdisc_bstats_update(sch, skb); sch->q.qlen--; sch->flags &= ~TCQ_F_THROTTLED; return skb; diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index de55e64..6b7fe4a 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -376,7 +376,6 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch) } bstats_update(&cl->bstats, skb); - qdisc_bstats_update(sch, skb); sch->q.qlen++; return err; @@ -403,6 +402,7 @@ static struct sk_buff *drr_dequeue(struct Qdisc *sch) skb = qdisc_dequeue_peeked(cl->qdisc); if (cl->qdisc->q.qlen == 0) list_del(&cl->alist); + qdisc_bstats_update(sch, skb); sch->q.qlen--; return skb; } diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c index 60f4bdd..0f7bf3f 100644 --- a/net/sched/sch_dsmark.c +++ b/net/sched/sch_dsmark.c @@ -260,7 +260,6 @@ static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch) return err; } - qdisc_bstats_update(sch, skb); sch->q.qlen++; return NET_XMIT_SUCCESS; @@ -283,6 +282,7 @@ static struct sk_buff *dsmark_dequeue(struct Qdisc *sch) if (skb == NULL) return NULL; + qdisc_bstats_update(sch, skb); sch->q.qlen--; index = skb->tc_index & (p->indices - 1); diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c index aa4d633..d468b47 100644 --- a/net/sched/sch_fifo.c +++ b/net/sched/sch_fifo.c @@ -46,17 +46,14 @@ static int pfifo_enqueue(struct sk_buff *skb, struct Qdisc* sch) static int pfifo_tail_enqueue(struct sk_buff *skb, struct Qdisc* sch) { - struct sk_buff *skb_head; struct fifo_sched_data *q = qdisc_priv(sch); if (likely(skb_queue_len(&sch->q) < q->limit)) return qdisc_enqueue_tail(skb, sch); /* queue full, remove one skb to fulfill the limit */ - skb_head = qdisc_dequeue_head(sch); + __qdisc_queue_drop_head(sch, &sch->q); sch->qstats.drops++; - kfree_skb(skb_head); - qdisc_enqueue_tail(skb, sch); return NET_XMIT_CN; diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index 2e45791..14a799de 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -1600,7 +1600,6 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch) set_active(cl, qdisc_pkt_len(skb)); bstats_update(&cl->bstats, skb); - qdisc_bstats_update(sch, skb); sch->q.qlen++; return NET_XMIT_SUCCESS; @@ -1666,6 +1665,7 @@ hfsc_dequeue(struct Qdisc *sch) } sch->flags &= ~TCQ_F_THROTTLED; + qdisc_bstats_update(sch, skb); sch->q.qlen--; return skb; diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 984c1b0..fc12fe6 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -574,7 +574,6 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch) } sch->q.qlen++; - qdisc_bstats_update(sch, skb); return NET_XMIT_SUCCESS; } @@ -842,7 +841,7 @@ next: static struct sk_buff *htb_dequeue(struct Qdisc *sch) { - struct sk_buff *skb = NULL; + struct sk_buff *skb; struct htb_sched *q = qdisc_priv(sch); int level; psched_time_t next_event; @@ -851,6 +850,8 @@ static struct sk_buff *htb_dequeue(struct Qdisc *sch) /* try to dequeue direct packets as high prio (!) to minimize cpu work */ skb = __skb_dequeue(&q->direct_queue); if (skb != NULL) { +ok: + qdisc_bstats_update(sch, skb); sch->flags &= ~TCQ_F_THROTTLED; sch->q.qlen--; return skb; @@ -884,11 +885,8 @@ static struct sk_buff *htb_dequeue(struct Qdisc *sch) int prio = ffz(m); m |= 1 << prio; skb = htb_dequeue_tree(q, prio, level); - if (likely(skb != NULL)) { - sch->q.qlen--; - sch->flags &= ~TCQ_F_THROTTLED; - goto fin; - } + if (likely(skb != NULL)) + goto ok; } } sch->qstats.overlimits++; diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c index 21f13da..436a2e7 100644 --- a/net/sched/sch_multiq.c +++ b/net/sched/sch_multiq.c @@ -83,7 +83,6 @@ multiq_enqueue(struct sk_buff *skb, struct Qdisc *sch) ret = qdisc_enqueue(skb, qdisc); if (ret == NET_XMIT_SUCCESS) { - qdisc_bstats_update(sch, skb); sch->q.qlen++; return NET_XMIT_SUCCESS; } @@ -112,6 +111,7 @@ static struct sk_buff *multiq_dequeue(struct Qdisc *sch) qdisc = q->queues[q->curband]; skb = qdisc->dequeue(qdisc); if (skb) { + qdisc_bstats_update(sch, skb); sch->q.qlen--; return skb; } diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index 1c4bce8..6a3006b 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -240,7 +240,6 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch) if (likely(ret == NET_XMIT_SUCCESS)) { sch->q.qlen++; - qdisc_bstats_update(sch, skb); } else if (net_xmit_drop_count(ret)) { sch->qstats.drops++; } @@ -289,6 +288,7 @@ static struct sk_buff *netem_dequeue(struct Qdisc *sch) skb->tstamp.tv64 = 0; #endif pr_debug("netem_dequeue: return skb=%p\n", skb); + qdisc_bstats_update(sch, skb); sch->q.qlen--; return skb; } @@ -476,7 +476,6 @@ static int tfifo_enqueue(struct sk_buff *nskb, struct Qdisc *sch) __skb_queue_after(list, skb, nskb); sch->qstats.backlog += qdisc_pkt_len(nskb); - qdisc_bstats_update(sch, nskb); return NET_XMIT_SUCCESS; } diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c index 966158d..fbd710d 100644 --- a/net/sched/sch_prio.c +++ b/net/sched/sch_prio.c @@ -84,7 +84,6 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch) ret = qdisc_enqueue(skb, qdisc); if (ret == NET_XMIT_SUCCESS) { - qdisc_bstats_update(sch, skb); sch->q.qlen++; return NET_XMIT_SUCCESS; } @@ -116,6 +115,7 @@ static struct sk_buff *prio_dequeue(struct Qdisc* sch) struct Qdisc *qdisc = q->queues[prio]; struct sk_buff *skb = qdisc->dequeue(qdisc); if (skb) { + qdisc_bstats_update(sch, skb); sch->q.qlen--; return skb; } diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c index a6009c5..9f98dbd 100644 --- a/net/sched/sch_red.c +++ b/net/sched/sch_red.c @@ -94,7 +94,6 @@ static int red_enqueue(struct sk_buff *skb, struct Qdisc* sch) ret = qdisc_enqueue(skb, child); if (likely(ret == NET_XMIT_SUCCESS)) { - qdisc_bstats_update(sch, skb); sch->q.qlen++; } else if (net_xmit_drop_count(ret)) { q->stats.pdrop++; @@ -114,11 +113,13 @@ static struct sk_buff * red_dequeue(struct Qdisc* sch) struct Qdisc *child = q->qdisc; skb = child->dequeue(child); - if (skb) + if (skb) { + qdisc_bstats_update(sch, skb); sch->q.qlen--; - else if (!red_is_idling(&q->parms)) - red_start_of_idle_period(&q->parms); - + } else { + if (!red_is_idling(&q->parms)) + red_start_of_idle_period(&q->parms); + } return skb; } diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c index 239ec53..edea8ce 100644 --- a/net/sched/sch_sfq.c +++ b/net/sched/sch_sfq.c @@ -402,10 +402,8 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch) q->tail = slot; slot->allot = q->scaled_quantum; } - if (++sch->q.qlen <= q->limit) { - qdisc_bstats_update(sch, skb); + if (++sch->q.qlen <= q->limit) return NET_XMIT_SUCCESS; - } sfq_drop(sch); return NET_XMIT_CN; @@ -445,6 +443,7 @@ next_slot: } skb = slot_dequeue_head(slot); sfq_dec(q, a); + qdisc_bstats_update(sch, skb); sch->q.qlen--; sch->qstats.backlog -= qdisc_pkt_len(skb); diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c index 77565e7..e931658 100644 --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -134,7 +134,6 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc* sch) } sch->q.qlen++; - qdisc_bstats_update(sch, skb); return NET_XMIT_SUCCESS; } @@ -187,6 +186,7 @@ static struct sk_buff *tbf_dequeue(struct Qdisc* sch) q->ptokens = ptoks; sch->q.qlen--; sch->flags &= ~TCQ_F_THROTTLED; + qdisc_bstats_update(sch, skb); return skb; } diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c index 84ce48e..d84e732 100644 --- a/net/sched/sch_teql.c +++ b/net/sched/sch_teql.c @@ -87,7 +87,6 @@ teql_enqueue(struct sk_buff *skb, struct Qdisc* sch) if (q->q.qlen < dev->tx_queue_len) { __skb_queue_tail(&q->q, skb); - qdisc_bstats_update(sch, skb); return NET_XMIT_SUCCESS; } @@ -111,6 +110,8 @@ teql_dequeue(struct Qdisc* sch) dat->m->slaves = sch; netif_wake_queue(m); } + } else { + qdisc_bstats_update(sch, skb); } sch->q.qlen = dat->q.qlen + dat_queue->qdisc->q.qlen; return skb; diff --git a/security/keys/Makefile b/security/keys/Makefile index 6c94105..1bf090a 100644 --- a/security/keys/Makefile +++ b/security/keys/Makefile @@ -13,8 +13,8 @@ obj-y := \ request_key_auth.o \ user_defined.o -obj-$(CONFIG_TRUSTED_KEYS) += trusted_defined.o -obj-$(CONFIG_ENCRYPTED_KEYS) += encrypted_defined.o +obj-$(CONFIG_TRUSTED_KEYS) += trusted.o +obj-$(CONFIG_ENCRYPTED_KEYS) += encrypted.o obj-$(CONFIG_KEYS_COMPAT) += compat.o obj-$(CONFIG_PROC_FS) += proc.o obj-$(CONFIG_SYSCTL) += sysctl.o diff --git a/security/keys/encrypted_defined.c b/security/keys/encrypted.c index 28791a6..9e7e4ce 100644 --- a/security/keys/encrypted_defined.c +++ b/security/keys/encrypted.c @@ -30,7 +30,7 @@ #include <crypto/sha.h> #include <crypto/aes.h> -#include "encrypted_defined.h" +#include "encrypted.h" static const char KEY_TRUSTED_PREFIX[] = "trusted:"; static const char KEY_USER_PREFIX[] = "user:"; @@ -888,6 +888,7 @@ static int __init init_encrypted(void) out: encrypted_shash_release(); return ret; + } static void __exit cleanup_encrypted(void) diff --git a/security/keys/encrypted_defined.h b/security/keys/encrypted.h index cef5e2f..cef5e2f 100644 --- a/security/keys/encrypted_defined.h +++ b/security/keys/encrypted.h diff --git a/security/keys/internal.h b/security/keys/internal.h index edfa50d..a52aa7c 100644 --- a/security/keys/internal.h +++ b/security/keys/internal.h @@ -87,13 +87,13 @@ extern void key_type_put(struct key_type *ktype); extern int __key_link_begin(struct key *keyring, const struct key_type *type, const char *description, - struct keyring_list **_prealloc); + unsigned long *_prealloc); extern int __key_link_check_live_key(struct key *keyring, struct key *key); extern void __key_link(struct key *keyring, struct key *key, - struct keyring_list **_prealloc); + unsigned long *_prealloc); extern void __key_link_end(struct key *keyring, struct key_type *type, - struct keyring_list *prealloc); + unsigned long prealloc); extern key_ref_t __keyring_search_one(key_ref_t keyring_ref, const struct key_type *type, diff --git a/security/keys/key.c b/security/keys/key.c index 84d4eb5..1c2d43d 100644 --- a/security/keys/key.c +++ b/security/keys/key.c @@ -415,7 +415,7 @@ static int __key_instantiate_and_link(struct key *key, size_t datalen, struct key *keyring, struct key *authkey, - struct keyring_list **_prealloc) + unsigned long *_prealloc) { int ret, awaken; @@ -481,7 +481,7 @@ int key_instantiate_and_link(struct key *key, struct key *keyring, struct key *authkey) { - struct keyring_list *prealloc; + unsigned long prealloc; int ret; if (keyring) { @@ -526,7 +526,7 @@ int key_negate_and_link(struct key *key, struct key *keyring, struct key *authkey) { - struct keyring_list *prealloc; + unsigned long prealloc; struct timespec now; int ret, awaken, link_ret = 0; @@ -814,7 +814,7 @@ key_ref_t key_create_or_update(key_ref_t keyring_ref, key_perm_t perm, unsigned long flags) { - struct keyring_list *prealloc; + unsigned long prealloc; const struct cred *cred = current_cred(); struct key_type *ktype; struct key *keyring, *key = NULL; diff --git a/security/keys/keyring.c b/security/keys/keyring.c index 92024ed..5620f08 100644 --- a/security/keys/keyring.c +++ b/security/keys/keyring.c @@ -25,6 +25,8 @@ (keyring)->payload.subscriptions, \ rwsem_is_locked((struct rw_semaphore *)&(keyring)->sem))) +#define KEY_LINK_FIXQUOTA 1UL + /* * When plumbing the depths of the key tree, this sets a hard limit * set on how deep we're willing to go. @@ -699,11 +701,11 @@ static void keyring_unlink_rcu_disposal(struct rcu_head *rcu) * Preallocate memory so that a key can be linked into to a keyring. */ int __key_link_begin(struct key *keyring, const struct key_type *type, - const char *description, - struct keyring_list **_prealloc) + const char *description, unsigned long *_prealloc) __acquires(&keyring->sem) { struct keyring_list *klist, *nklist; + unsigned long prealloc; unsigned max; size_t size; int loop, ret; @@ -746,6 +748,7 @@ int __key_link_begin(struct key *keyring, const struct key_type *type, /* note replacement slot */ klist->delkey = nklist->delkey = loop; + prealloc = (unsigned long)nklist; goto done; } } @@ -760,6 +763,7 @@ int __key_link_begin(struct key *keyring, const struct key_type *type, if (klist && klist->nkeys < klist->maxkeys) { /* there's sufficient slack space to append directly */ nklist = NULL; + prealloc = KEY_LINK_FIXQUOTA; } else { /* grow the key list */ max = 4; @@ -794,8 +798,9 @@ int __key_link_begin(struct key *keyring, const struct key_type *type, nklist->keys[nklist->delkey] = NULL; } + prealloc = (unsigned long)nklist | KEY_LINK_FIXQUOTA; done: - *_prealloc = nklist; + *_prealloc = prealloc; kleave(" = 0"); return 0; @@ -836,12 +841,12 @@ int __key_link_check_live_key(struct key *keyring, struct key *key) * combination. */ void __key_link(struct key *keyring, struct key *key, - struct keyring_list **_prealloc) + unsigned long *_prealloc) { struct keyring_list *klist, *nklist; - nklist = *_prealloc; - *_prealloc = NULL; + nklist = (struct keyring_list *)(*_prealloc & ~KEY_LINK_FIXQUOTA); + *_prealloc = 0; kenter("%d,%d,%p", keyring->serial, key->serial, nklist); @@ -881,20 +886,22 @@ void __key_link(struct key *keyring, struct key *key, * Must be called with __key_link_begin() having being called. */ void __key_link_end(struct key *keyring, struct key_type *type, - struct keyring_list *prealloc) + unsigned long prealloc) __releases(&keyring->sem) { BUG_ON(type == NULL); BUG_ON(type->name == NULL); - kenter("%d,%s,%p", keyring->serial, type->name, prealloc); + kenter("%d,%s,%lx", keyring->serial, type->name, prealloc); if (type == &key_type_keyring) up_write(&keyring_serialise_link_sem); if (prealloc) { - kfree(prealloc); - key_payload_reserve(keyring, - keyring->datalen - KEYQUOTA_LINK_BYTES); + if (prealloc & KEY_LINK_FIXQUOTA) + key_payload_reserve(keyring, + keyring->datalen - + KEYQUOTA_LINK_BYTES); + kfree((struct keyring_list *)(prealloc & ~KEY_LINK_FIXQUOTA)); } up_write(&keyring->sem); } @@ -921,7 +928,7 @@ void __key_link_end(struct key *keyring, struct key_type *type, */ int key_link(struct key *keyring, struct key *key) { - struct keyring_list *prealloc; + unsigned long prealloc; int ret; key_check(keyring); diff --git a/security/keys/request_key.c b/security/keys/request_key.c index 9a7fb39..a3dc0d4 100644 --- a/security/keys/request_key.c +++ b/security/keys/request_key.c @@ -352,8 +352,8 @@ static int construct_alloc_key(struct key_type *type, struct key_user *user, struct key **_key) { - struct keyring_list *prealloc; const struct cred *cred = current_cred(); + unsigned long prealloc; struct key *key; key_ref_t key_ref; int ret; diff --git a/security/keys/trusted_defined.c b/security/keys/trusted.c index 2836c6d..83fc92e 100644 --- a/security/keys/trusted_defined.c +++ b/security/keys/trusted.c @@ -29,7 +29,7 @@ #include <linux/tpm.h> #include <linux/tpm_command.h> -#include "trusted_defined.h" +#include "trusted.h" static const char hmac_alg[] = "hmac(sha1)"; static const char hash_alg[] = "sha1"; @@ -1032,6 +1032,7 @@ static int trusted_update(struct key *key, const void *data, size_t datalen) ret = datablob_parse(datablob, new_p, new_o); if (ret != Opt_update) { ret = -EINVAL; + kfree(new_p); goto out; } /* copy old key values, and reseal with new pcrs */ diff --git a/security/keys/trusted_defined.h b/security/keys/trusted.h index 3249fbd..3249fbd 100644 --- a/security/keys/trusted_defined.h +++ b/security/keys/trusted.h diff --git a/security/selinux/ss/conditional.c b/security/selinux/ss/conditional.c index c3f845c..a533732 100644 --- a/security/selinux/ss/conditional.c +++ b/security/selinux/ss/conditional.c @@ -178,7 +178,7 @@ int cond_init_bool_indexes(struct policydb *p) p->bool_val_to_struct = (struct cond_bool_datum **) kmalloc(p->p_bools.nprim * sizeof(struct cond_bool_datum *), GFP_KERNEL); if (!p->bool_val_to_struct) - return -1; + return -ENOMEM; return 0; } diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c index be9de38..5736356 100644 --- a/security/selinux/ss/policydb.c +++ b/security/selinux/ss/policydb.c @@ -501,8 +501,8 @@ static int policydb_index(struct policydb *p) if (rc) goto out; - rc = -ENOMEM; - if (cond_init_bool_indexes(p)) + rc = cond_init_bool_indexes(p); + if (rc) goto out; for (i = 0; i < SYM_NUM; i++) { diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c index 91acc9a..24d3013 100644 --- a/sound/arm/aaci.c +++ b/sound/arm/aaci.c @@ -30,6 +30,8 @@ #define DRIVER_NAME "aaci-pl041" +#define FRAME_PERIOD_US 21 + /* * PM support is not complete. Turn it off. */ @@ -64,8 +66,8 @@ static void aaci_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val) { struct aaci *aaci = ac97->private_data; + int timeout; u32 v; - int timeout = 5000; if (ac97->num >= 4) return; @@ -81,14 +83,17 @@ static void aaci_ac97_write(struct snd_ac97 *ac97, unsigned short reg, writel(val << 4, aaci->base + AACI_SL2TX); writel(reg << 12, aaci->base + AACI_SL1TX); - /* - * Wait for the transmission of both slots to complete. - */ + /* Initially, wait one frame period */ + udelay(FRAME_PERIOD_US); + + /* And then wait an additional eight frame periods for it to be sent */ + timeout = FRAME_PERIOD_US * 8; do { + udelay(1); v = readl(aaci->base + AACI_SLFR); } while ((v & (SLFR_1TXB|SLFR_2TXB)) && --timeout); - if (!timeout) + if (v & (SLFR_1TXB|SLFR_2TXB)) dev_err(&aaci->dev->dev, "timeout waiting for write to complete\n"); @@ -101,9 +106,8 @@ static void aaci_ac97_write(struct snd_ac97 *ac97, unsigned short reg, static unsigned short aaci_ac97_read(struct snd_ac97 *ac97, unsigned short reg) { struct aaci *aaci = ac97->private_data; + int timeout, retries = 10; u32 v; - int timeout = 5000; - int retries = 10; if (ac97->num >= 4) return ~0; @@ -117,35 +121,34 @@ static unsigned short aaci_ac97_read(struct snd_ac97 *ac97, unsigned short reg) */ writel((reg << 12) | (1 << 19), aaci->base + AACI_SL1TX); - /* - * Wait for the transmission to complete. - */ + /* Initially, wait one frame period */ + udelay(FRAME_PERIOD_US); + + /* And then wait an additional eight frame periods for it to be sent */ + timeout = FRAME_PERIOD_US * 8; do { + udelay(1); v = readl(aaci->base + AACI_SLFR); } while ((v & SLFR_1TXB) && --timeout); - if (!timeout) { + if (v & SLFR_1TXB) { dev_err(&aaci->dev->dev, "timeout on slot 1 TX busy\n"); v = ~0; goto out; } - /* - * Give the AC'97 codec more than enough time - * to respond. (42us = ~2 frames at 48kHz.) - */ - udelay(42); + /* Now wait for the response frame */ + udelay(FRAME_PERIOD_US); - /* - * Wait for slot 2 to indicate data. - */ - timeout = 5000; + /* And then wait an additional eight frame periods for data */ + timeout = FRAME_PERIOD_US * 8; do { + udelay(1); cond_resched(); v = readl(aaci->base + AACI_SLFR) & (SLFR_1RXV|SLFR_2RXV); } while ((v != (SLFR_1RXV|SLFR_2RXV)) && --timeout); - if (!timeout) { + if (v != (SLFR_1RXV|SLFR_2RXV)) { dev_err(&aaci->dev->dev, "timeout on RX valid\n"); v = ~0; goto out; @@ -179,6 +182,7 @@ aaci_chan_wait_ready(struct aaci_runtime *aacirun, unsigned long mask) int timeout = 5000; do { + udelay(1); val = readl(aacirun->base + AACI_SR); } while (val & mask && timeout--); } @@ -874,7 +878,7 @@ static int __devinit aaci_probe_ac97(struct aaci *aaci) * Give the AC'97 codec more than enough time * to wake up. (42us = ~2 frames at 48kHz.) */ - udelay(42); + udelay(FRAME_PERIOD_US * 2); ret = snd_ac97_bus(aaci->card, 0, &aaci_bus_ops, aaci, &ac97_bus); if (ret) diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c index 10c3a87..b310702 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -33,9 +33,12 @@ #include <linux/dw_dmac.h> #include <mach/cpu.h> -#include <mach/hardware.h> #include <mach/gpio.h> +#ifdef CONFIG_ARCH_AT91 +#include <mach/hardware.h> +#endif + #include "ac97c.h" enum { diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c index 6117595..573594b 100644 --- a/sound/pci/azt3328.c +++ b/sound/pci/azt3328.c @@ -979,31 +979,25 @@ snd_azf3328_codec_setfmt(struct snd_azf3328_codec_data *codec, snd_azf3328_dbgcallenter(); switch (bitrate) { -#define AZF_FMT_XLATE(in_freq, out_bits) \ - do { \ - case AZF_FREQ_ ## in_freq: \ - freq = SOUNDFORMAT_FREQ_ ## out_bits; \ - break; \ - } while (0); - AZF_FMT_XLATE(4000, SUSPECTED_4000) - AZF_FMT_XLATE(4800, SUSPECTED_4800) - /* the AZF3328 names it "5510" for some strange reason: */ - AZF_FMT_XLATE(5512, 5510) - AZF_FMT_XLATE(6620, 6620) - AZF_FMT_XLATE(8000, 8000) - AZF_FMT_XLATE(9600, 9600) - AZF_FMT_XLATE(11025, 11025) - AZF_FMT_XLATE(13240, SUSPECTED_13240) - AZF_FMT_XLATE(16000, 16000) - AZF_FMT_XLATE(22050, 22050) - AZF_FMT_XLATE(32000, 32000) + case AZF_FREQ_4000: freq = SOUNDFORMAT_FREQ_SUSPECTED_4000; break; + case AZF_FREQ_4800: freq = SOUNDFORMAT_FREQ_SUSPECTED_4800; break; + case AZF_FREQ_5512: + /* the AZF3328 names it "5510" for some strange reason */ + freq = SOUNDFORMAT_FREQ_5510; break; + case AZF_FREQ_6620: freq = SOUNDFORMAT_FREQ_6620; break; + case AZF_FREQ_8000: freq = SOUNDFORMAT_FREQ_8000; break; + case AZF_FREQ_9600: freq = SOUNDFORMAT_FREQ_9600; break; + case AZF_FREQ_11025: freq = SOUNDFORMAT_FREQ_11025; break; + case AZF_FREQ_13240: freq = SOUNDFORMAT_FREQ_SUSPECTED_13240; break; + case AZF_FREQ_16000: freq = SOUNDFORMAT_FREQ_16000; break; + case AZF_FREQ_22050: freq = SOUNDFORMAT_FREQ_22050; break; + case AZF_FREQ_32000: freq = SOUNDFORMAT_FREQ_32000; break; default: snd_printk(KERN_WARNING "unknown bitrate %d, assuming 44.1kHz!\n", bitrate); /* fall-through */ - AZF_FMT_XLATE(44100, 44100) - AZF_FMT_XLATE(48000, 48000) - AZF_FMT_XLATE(66200, SUSPECTED_66200) -#undef AZF_FMT_XLATE + case AZF_FREQ_44100: freq = SOUNDFORMAT_FREQ_44100; break; + case AZF_FREQ_48000: freq = SOUNDFORMAT_FREQ_48000; break; + case AZF_FREQ_66200: freq = SOUNDFORMAT_FREQ_SUSPECTED_66200; break; } /* val = 0xff07; 3m27.993s (65301Hz; -> 64000Hz???) hmm, 66120, 65967, 66123 */ /* val = 0xff09; 17m15.098s (13123,478Hz; -> 12000Hz???) hmm, 13237.2Hz? */ diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c index 4a66347..74b0560 100644 --- a/sound/pci/hda/hda_eld.c +++ b/sound/pci/hda/hda_eld.c @@ -381,7 +381,7 @@ static void hdmi_show_short_audio_desc(struct cea_sad *a) snd_print_pcm_rates(a->rates, buf, sizeof(buf)); if (a->format == AUDIO_CODING_TYPE_LPCM) - snd_print_pcm_bits(a->sample_bits, buf2 + 8, sizeof(buf2 - 8)); + snd_print_pcm_bits(a->sample_bits, buf2 + 8, sizeof(buf2) - 8); else if (a->max_bitrate) snprintf(buf2, sizeof(buf2), ", max bitrate = %d", a->max_bitrate); diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index be4df4c..2fa9ed9 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -14954,9 +14954,11 @@ static struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x104d, 0x9084, "Sony VAIO", ALC275_FIXUP_SONY_HWEQ), SND_PCI_QUIRK_VENDOR(0x104d, "Sony VAIO", ALC269_FIXUP_SONY_VAIO), SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z), - SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE), - SND_PCI_QUIRK(0x17aa, 0x21e9, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE), SND_PCI_QUIRK(0x17aa, 0x20f2, "Thinkpad SL410/510", ALC269_FIXUP_SKU_IGNORE), + SND_PCI_QUIRK(0x17aa, 0x215e, "Thinkpad L512", ALC269_FIXUP_SKU_IGNORE), + SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE), + SND_PCI_QUIRK(0x17aa, 0x21ca, "Thinkpad L412", ALC269_FIXUP_SKU_IGNORE), + SND_PCI_QUIRK(0x17aa, 0x21e9, "Thinkpad Edge 15", ALC269_FIXUP_SKU_IGNORE), SND_PCI_QUIRK(0x1043, 0x1a13, "Asus G73Jw", ALC269_FIXUP_ASUS_G73JW), SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD), {} diff --git a/sound/pci/oxygen/xonar_cs43xx.c b/sound/pci/oxygen/xonar_cs43xx.c index 9f72d42..2527191 100644 --- a/sound/pci/oxygen/xonar_cs43xx.c +++ b/sound/pci/oxygen/xonar_cs43xx.c @@ -392,7 +392,7 @@ static void dump_d1_registers(struct oxygen *chip, unsigned int i; snd_iprintf(buffer, "\nCS4398: 7?"); - for (i = 2; i <= 8; ++i) + for (i = 2; i < 8; ++i) snd_iprintf(buffer, " %02x", data->cs4398_regs[i]); snd_iprintf(buffer, "\n"); dump_cs4362a_registers(data, buffer); diff --git a/sound/soc/atmel/snd-soc-afeb9260.c b/sound/soc/atmel/snd-soc-afeb9260.c index da2208e..5e4d499 100644 --- a/sound/soc/atmel/snd-soc-afeb9260.c +++ b/sound/soc/atmel/snd-soc-afeb9260.c @@ -129,7 +129,7 @@ static struct snd_soc_dai_link afeb9260_dai = { .cpu_dai_name = "atmel-ssc-dai.0", .codec_dai_name = "tlv320aic23-hifi", .platform_name = "atmel_pcm-audio", - .codec_name = "tlv320aic23-codec.0-0x1a", + .codec_name = "tlv320aic23-codec.0-001a", .init = afeb9260_tlv320aic23_init, .ops = &afeb9260_ops, }; diff --git a/sound/soc/blackfin/bf5xx-ssm2602.c b/sound/soc/blackfin/bf5xx-ssm2602.c index e902b24..ad28663 100644 --- a/sound/soc/blackfin/bf5xx-ssm2602.c +++ b/sound/soc/blackfin/bf5xx-ssm2602.c @@ -119,7 +119,7 @@ static struct snd_soc_dai_link bf5xx_ssm2602_dai = { .cpu_dai_name = "bf5xx-i2s", .codec_dai_name = "ssm2602-hifi", .platform_name = "bf5xx-pcm-audio", - .codec_name = "ssm2602-codec.0-0x1b", + .codec_name = "ssm2602-codec.0-001b", .ops = &bf5xx_ssm2602_ops, }; diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index 247a6a9..3351f77 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -2386,7 +2386,7 @@ static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate) else val = 0; - return snd_soc_update_bits(codec, reg, mask, reg); + return snd_soc_update_bits(codec, reg, mask, val); } #define WM8994_RATES SNDRV_PCM_RATE_8000_96000 diff --git a/sound/soc/codecs/wm8995.c b/sound/soc/codecs/wm8995.c index 6045cbd..608c84c 100644 --- a/sound/soc/codecs/wm8995.c +++ b/sound/soc/codecs/wm8995.c @@ -1223,7 +1223,7 @@ static int wm8995_set_tristate(struct snd_soc_dai *codec_dai, int tristate) else val = 0; - return snd_soc_update_bits(codec, reg, mask, reg); + return snd_soc_update_bits(codec, reg, mask, val); } /* The size in bits of the FLL divide multiplied by 10 diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c index c466982..613df5d 100644 --- a/sound/soc/codecs/wm_hubs.c +++ b/sound/soc/codecs/wm_hubs.c @@ -91,6 +91,7 @@ static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op) static void calibrate_dc_servo(struct snd_soc_codec *codec) { struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec); + s8 offset; u16 reg, reg_l, reg_r, dcs_cfg; /* If we're using a digital only path and have a previously @@ -149,16 +150,14 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec) hubs->dcs_codes); /* HPOUT1L */ - if (reg_l + hubs->dcs_codes > 0 && - reg_l + hubs->dcs_codes < 0xff) - reg_l += hubs->dcs_codes; - dcs_cfg = reg_l << WM8993_DCS_DAC_WR_VAL_1_SHIFT; + offset = reg_l; + offset += hubs->dcs_codes; + dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT; /* HPOUT1R */ - if (reg_r + hubs->dcs_codes > 0 && - reg_r + hubs->dcs_codes < 0xff) - reg_r += hubs->dcs_codes; - dcs_cfg |= reg_r; + offset = reg_r; + offset += hubs->dcs_codes; + dcs_cfg |= (u8)offset; dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg); diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c index 0c2d6ba..b36f0b3 100644 --- a/sound/soc/davinci/davinci-evm.c +++ b/sound/soc/davinci/davinci-evm.c @@ -223,7 +223,7 @@ static struct snd_soc_dai_link da8xx_evm_dai = { .stream_name = "AIC3X", .cpu_dai_name= "davinci-mcasp.0", .codec_dai_name = "tlv320aic3x-hifi", - .codec_name = "tlv320aic3x-codec.0-001a", + .codec_name = "tlv320aic3x-codec.1-0018", .platform_name = "davinci-pcm-audio", .init = evm_aic3x_init, .ops = &evm_ops, diff --git a/sound/soc/pxa/corgi.c b/sound/soc/pxa/corgi.c index fc592f0..784cff5 100644 --- a/sound/soc/pxa/corgi.c +++ b/sound/soc/pxa/corgi.c @@ -307,10 +307,10 @@ static int corgi_wm8731_init(struct snd_soc_pcm_runtime *rtd) static struct snd_soc_dai_link corgi_dai = { .name = "WM8731", .stream_name = "WM8731", - .cpu_dai_name = "pxa-is2-dai", + .cpu_dai_name = "pxa2xx-i2s", .codec_dai_name = "wm8731-hifi", .platform_name = "pxa-pcm-audio", - .codec_name = "wm8731-codec-0.001a", + .codec_name = "wm8731-codec-0.001b", .init = corgi_wm8731_init, .ops = &corgi_ops, }; diff --git a/sound/soc/pxa/poodle.c b/sound/soc/pxa/poodle.c index 6298ee1..a7d4999 100644 --- a/sound/soc/pxa/poodle.c +++ b/sound/soc/pxa/poodle.c @@ -276,7 +276,7 @@ static struct snd_soc_dai_link poodle_dai = { .cpu_dai_name = "pxa2xx-i2s", .codec_dai_name = "wm8731-hifi", .platform_name = "pxa-pcm-audio", - .codec_name = "wm8731-codec.0-001a", + .codec_name = "wm8731-codec.0-001b", .init = poodle_wm8731_init, .ops = &poodle_ops, }; diff --git a/sound/soc/pxa/spitz.c b/sound/soc/pxa/spitz.c index c2acb69..8e15713 100644 --- a/sound/soc/pxa/spitz.c +++ b/sound/soc/pxa/spitz.c @@ -315,10 +315,10 @@ static int spitz_wm8750_init(struct snd_soc_pcm_runtime *rtd) static struct snd_soc_dai_link spitz_dai = { .name = "wm8750", .stream_name = "WM8750", - .cpu_dai_name = "pxa-is2", + .cpu_dai_name = "pxa2xx-i2s", .codec_dai_name = "wm8750-hifi", .platform_name = "pxa-pcm-audio", - .codec_name = "wm8750-codec.0-001a", + .codec_name = "wm8750-codec.0-001b", .init = spitz_wm8750_init, .ops = &spitz_ops, }; diff --git a/sound/soc/samsung/neo1973_gta02_wm8753.c b/sound/soc/samsung/neo1973_gta02_wm8753.c index 3eec610..0d0ae2b 100644 --- a/sound/soc/samsung/neo1973_gta02_wm8753.c +++ b/sound/soc/samsung/neo1973_gta02_wm8753.c @@ -397,11 +397,11 @@ static struct snd_soc_dai_link neo1973_gta02_dai[] = { { /* Hifi Playback - for similatious use with voice below */ .name = "WM8753", .stream_name = "WM8753 HiFi", - .cpu_dai_name = "s3c24xx-i2s", + .cpu_dai_name = "s3c24xx-iis", .codec_dai_name = "wm8753-hifi", .init = neo1973_gta02_wm8753_init, .platform_name = "samsung-audio", - .codec_name = "wm8753-codec.0-0x1a", + .codec_name = "wm8753-codec.0-001a", .ops = &neo1973_gta02_hifi_ops, }, { /* Voice via BT */ @@ -410,7 +410,7 @@ static struct snd_soc_dai_link neo1973_gta02_dai[] = { .cpu_dai_name = "bluetooth-dai", .codec_dai_name = "wm8753-voice", .ops = &neo1973_gta02_voice_ops, - .codec_name = "wm8753-codec.0-0x1a", + .codec_name = "wm8753-codec.0-001a", .platform_name = "samsung-audio", }, }; diff --git a/sound/soc/samsung/neo1973_wm8753.c b/sound/soc/samsung/neo1973_wm8753.c index c7a2451..d20815d 100644 --- a/sound/soc/samsung/neo1973_wm8753.c +++ b/sound/soc/samsung/neo1973_wm8753.c @@ -559,9 +559,9 @@ static struct snd_soc_dai_link neo1973_dai[] = { .name = "WM8753", .stream_name = "WM8753 HiFi", .platform_name = "samsung-audio", - .cpu_dai_name = "s3c24xx-i2s", + .cpu_dai_name = "s3c24xx-iis", .codec_dai_name = "wm8753-hifi", - .codec_name = "wm8753-codec.0-0x1a", + .codec_name = "wm8753-codec.0-001a", .init = neo1973_wm8753_init, .ops = &neo1973_hifi_ops, }, @@ -571,7 +571,7 @@ static struct snd_soc_dai_link neo1973_dai[] = { .platform_name = "samsung-audio", .cpu_dai_name = "bluetooth-dai", .codec_dai_name = "wm8753-voice", - .codec_name = "wm8753-codec.0-0x1a", + .codec_name = "wm8753-codec.0-001a", .ops = &neo1973_voice_ops, }, }; diff --git a/sound/soc/samsung/s3c24xx_simtec_hermes.c b/sound/soc/samsung/s3c24xx_simtec_hermes.c index bb4292e..08fcaaa 100644 --- a/sound/soc/samsung/s3c24xx_simtec_hermes.c +++ b/sound/soc/samsung/s3c24xx_simtec_hermes.c @@ -94,8 +94,8 @@ static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd) static struct snd_soc_dai_link simtec_dai_aic33 = { .name = "tlv320aic33", .stream_name = "TLV320AIC33", - .codec_name = "tlv320aic3x-codec.0-0x1a", - .cpu_dai_name = "s3c24xx-i2s", + .codec_name = "tlv320aic3x-codec.0-001a", + .cpu_dai_name = "s3c24xx-iis", .codec_dai_name = "tlv320aic3x-hifi", .platform_name = "samsung-audio", .init = simtec_hermes_init, diff --git a/sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c b/sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c index fbba4e3..116e3e6 100644 --- a/sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c +++ b/sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c @@ -85,8 +85,8 @@ static int simtec_tlv320aic23_init(struct snd_soc_pcm_runtime *rtd) static struct snd_soc_dai_link simtec_dai_aic23 = { .name = "tlv320aic23", .stream_name = "TLV320AIC23", - .codec_name = "tlv320aic3x-codec.0-0x1a", - .cpu_dai_name = "s3c24xx-i2s", + .codec_name = "tlv320aic3x-codec.0-001a", + .cpu_dai_name = "s3c24xx-iis", .codec_dai_name = "tlv320aic3x-hifi", .platform_name = "samsung-audio", .init = simtec_tlv320aic23_init, diff --git a/sound/soc/samsung/s3c24xx_uda134x.c b/sound/soc/samsung/s3c24xx_uda134x.c index cdc8ecb..2c09e93 100644 --- a/sound/soc/samsung/s3c24xx_uda134x.c +++ b/sound/soc/samsung/s3c24xx_uda134x.c @@ -228,7 +228,7 @@ static struct snd_soc_dai_link s3c24xx_uda134x_dai_link = { .stream_name = "UDA134X", .codec_name = "uda134x-hifi", .codec_dai_name = "uda134x-hifi", - .cpu_dai_name = "s3c24xx-i2s", + .cpu_dai_name = "s3c24xx-iis", .ops = &s3c24xx_uda134x_ops, .platform_name = "samsung-audio", }; diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 2b5387d..7141c42 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -204,13 +204,11 @@ EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wshadow EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Winit-self EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wpacked EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wredundant-decls -EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wstack-protector EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wstrict-aliasing=3 EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wswitch-default EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wswitch-enum EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wno-system-headers EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wundef -EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wvolatile-register-var EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wwrite-strings EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wbad-function-cast EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wmissing-declarations @@ -294,6 +292,13 @@ ifeq ($(call try-cc,$(SOURCE_HELLO),-Werror -fstack-protector-all),y) CFLAGS := $(CFLAGS) -fstack-protector-all endif +ifeq ($(call try-cc,$(SOURCE_HELLO),-Werror -Wstack-protector),y) + CFLAGS := $(CFLAGS) -Wstack-protector +endif + +ifeq ($(call try-cc,$(SOURCE_HELLO),-Werror -Wvolatile-register-var),y) + CFLAGS := $(CFLAGS) -Wvolatile-register-var +endif ### --- END CONFIGURATION SECTION --- diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c index c056cdc..8879463 100644 --- a/tools/perf/builtin-annotate.c +++ b/tools/perf/builtin-annotate.c @@ -212,7 +212,7 @@ get_source_line(struct hist_entry *he, int len, const char *filename) continue; offset = start + i; - sprintf(cmd, "addr2line -e %s %016llx", filename, offset); + sprintf(cmd, "addr2line -e %s %016" PRIx64, filename, offset); fp = popen(cmd, "r"); if (!fp) continue; @@ -270,9 +270,9 @@ static void hist_entry__print_hits(struct hist_entry *self) for (offset = 0; offset < len; ++offset) if (h->ip[offset] != 0) - printf("%*Lx: %Lu\n", BITS_PER_LONG / 2, + printf("%*" PRIx64 ": %" PRIu64 "\n", BITS_PER_LONG / 2, sym->start + offset, h->ip[offset]); - printf("%*s: %Lu\n", BITS_PER_LONG / 2, "h->sum", h->sum); + printf("%*s: %" PRIu64 "\n", BITS_PER_LONG / 2, "h->sum", h->sum); } static int hist_entry__tty_annotate(struct hist_entry *he) diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index def7ddc..d97256d 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -371,10 +371,10 @@ static void __print_result(struct rb_root *root, struct perf_session *session, addr = data->ptr; if (sym != NULL) - snprintf(buf, sizeof(buf), "%s+%Lx", sym->name, + snprintf(buf, sizeof(buf), "%s+%" PRIx64 "", sym->name, addr - map->unmap_ip(map, sym->start)); else - snprintf(buf, sizeof(buf), "%#Lx", addr); + snprintf(buf, sizeof(buf), "%#" PRIx64 "", addr); printf(" %-34s |", buf); printf(" %9llu/%-5lu | %9llu/%-5lu | %8lu | %8lu | %6.3f%%\n", diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index b9c6e54..2b36def 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -782,9 +782,9 @@ static void print_result(void) pr_info("%10u ", st->nr_acquired); pr_info("%10u ", st->nr_contended); - pr_info("%15llu ", st->wait_time_total); - pr_info("%15llu ", st->wait_time_max); - pr_info("%15llu ", st->wait_time_min == ULLONG_MAX ? + pr_info("%15" PRIu64 " ", st->wait_time_total); + pr_info("%15" PRIu64 " ", st->wait_time_max); + pr_info("%15" PRIu64 " ", st->wait_time_min == ULLONG_MAX ? 0 : st->wait_time_min); pr_info("\n"); } diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index fcd29e8..b2f729f 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -817,7 +817,7 @@ static int __cmd_record(int argc, const char **argv) * Approximate RIP event size: 24 bytes. */ fprintf(stderr, - "[ perf record: Captured and wrote %.3f MB %s (~%lld samples) ]\n", + "[ perf record: Captured and wrote %.3f MB %s (~%" PRIu64 " samples) ]\n", (double)bytes_written / 1024.0 / 1024.0, output_name, bytes_written / 24); diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 75183a4..c27e31f 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -197,7 +197,7 @@ static int process_read_event(event_t *event, struct sample_data *sample __used, event->read.value); } - dump_printf(": %d %d %s %Lu\n", event->read.pid, event->read.tid, + dump_printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid, attr ? __event_name(attr->type, attr->config) : "FAIL", event->read.value); diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 29e7ffd8..29acb894 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -193,7 +193,7 @@ static void calibrate_run_measurement_overhead(void) } run_measurement_overhead = min_delta; - printf("run measurement overhead: %Ld nsecs\n", min_delta); + printf("run measurement overhead: %" PRIu64 " nsecs\n", min_delta); } static void calibrate_sleep_measurement_overhead(void) @@ -211,7 +211,7 @@ static void calibrate_sleep_measurement_overhead(void) min_delta -= 10000; sleep_measurement_overhead = min_delta; - printf("sleep measurement overhead: %Ld nsecs\n", min_delta); + printf("sleep measurement overhead: %" PRIu64 " nsecs\n", min_delta); } static struct sched_atom * @@ -617,13 +617,13 @@ static void test_calibrations(void) burn_nsecs(1e6); T1 = get_nsecs(); - printf("the run test took %Ld nsecs\n", T1-T0); + printf("the run test took %" PRIu64 " nsecs\n", T1 - T0); T0 = get_nsecs(); sleep_nsecs(1e6); T1 = get_nsecs(); - printf("the sleep test took %Ld nsecs\n", T1-T0); + printf("the sleep test took %" PRIu64 " nsecs\n", T1 - T0); } #define FILL_FIELD(ptr, field, event, data) \ @@ -816,10 +816,10 @@ replay_switch_event(struct trace_switch_event *switch_event, delta = 0; if (delta < 0) - die("hm, delta: %Ld < 0 ?\n", delta); + die("hm, delta: %" PRIu64 " < 0 ?\n", delta); if (verbose) { - printf(" ... switch from %s/%d to %s/%d [ran %Ld nsecs]\n", + printf(" ... switch from %s/%d to %s/%d [ran %" PRIu64 " nsecs]\n", switch_event->prev_comm, switch_event->prev_pid, switch_event->next_comm, switch_event->next_pid, delta); @@ -1048,7 +1048,7 @@ latency_switch_event(struct trace_switch_event *switch_event, delta = 0; if (delta < 0) - die("hm, delta: %Ld < 0 ?\n", delta); + die("hm, delta: %" PRIu64 " < 0 ?\n", delta); sched_out = perf_session__findnew(session, switch_event->prev_pid); @@ -1221,7 +1221,7 @@ static void output_lat_thread(struct work_atoms *work_list) avg = work_list->total_lat / work_list->nb_atoms; - printf("|%11.3f ms |%9llu | avg:%9.3f ms | max:%9.3f ms | max at: %9.6f s\n", + printf("|%11.3f ms |%9" PRIu64 " | avg:%9.3f ms | max:%9.3f ms | max at: %9.6f s\n", (double)work_list->total_runtime / 1e6, work_list->nb_atoms, (double)avg / 1e6, (double)work_list->max_lat / 1e6, @@ -1423,7 +1423,7 @@ map_switch_event(struct trace_switch_event *switch_event, delta = 0; if (delta < 0) - die("hm, delta: %Ld < 0 ?\n", delta); + die("hm, delta: %" PRIu64 " < 0 ?\n", delta); sched_out = perf_session__findnew(session, switch_event->prev_pid); @@ -1713,7 +1713,7 @@ static void __cmd_lat(void) } printf(" -----------------------------------------------------------------------------------------\n"); - printf(" TOTAL: |%11.3f ms |%9Ld |\n", + printf(" TOTAL: |%11.3f ms |%9" PRIu64 " |\n", (double)all_runtime/1e6, all_count); printf(" ---------------------------------------------------\n"); diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 150a606..b766c2a 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -77,8 +77,8 @@ static int process_sample_event(event_t *event, struct sample_data *sample, if (session->sample_type & PERF_SAMPLE_RAW) { if (debug_mode) { if (sample->time < last_timestamp) { - pr_err("Samples misordered, previous: %llu " - "this: %llu\n", last_timestamp, + pr_err("Samples misordered, previous: %" PRIu64 + " this: %" PRIu64 "\n", last_timestamp, sample->time); nr_unordered++; } @@ -126,7 +126,7 @@ static int __cmd_script(struct perf_session *session) ret = perf_session__process_events(session, &event_ops); if (debug_mode) - pr_err("Misordered timestamps: %llu\n", nr_unordered); + pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); return ret; } diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 0ff11d9..a482a19 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -206,8 +206,8 @@ static int read_counter_aggr(struct perf_evsel *counter) update_stats(&ps->res_stats[i], count[i]); if (verbose) { - fprintf(stderr, "%s: %Ld %Ld %Ld\n", event_name(counter), - count[0], count[1], count[2]); + fprintf(stderr, "%s: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n", + event_name(counter), count[0], count[1], count[2]); } /* diff --git a/tools/perf/builtin-test.c b/tools/perf/builtin-test.c index ed56961..5dcdba6 100644 --- a/tools/perf/builtin-test.c +++ b/tools/perf/builtin-test.c @@ -146,7 +146,7 @@ next_pair: if (llabs(skew) < page_size) continue; - pr_debug("%#Lx: diff end addr for %s v: %#Lx k: %#Lx\n", + pr_debug("%#" PRIx64 ": diff end addr for %s v: %#" PRIx64 " k: %#" PRIx64 "\n", sym->start, sym->name, sym->end, pair->end); } else { struct rb_node *nnd; @@ -168,11 +168,11 @@ detour: goto detour; } - pr_debug("%#Lx: diff name v: %s k: %s\n", + pr_debug("%#" PRIx64 ": diff name v: %s k: %s\n", sym->start, sym->name, pair->name); } } else - pr_debug("%#Lx: %s not on kallsyms\n", sym->start, sym->name); + pr_debug("%#" PRIx64 ": %s not on kallsyms\n", sym->start, sym->name); err = -1; } @@ -211,10 +211,10 @@ detour: if (pair->start == pos->start) { pair->priv = 1; - pr_info(" %Lx-%Lx %Lx %s in kallsyms as", + pr_info(" %" PRIx64 "-%" PRIx64 " %" PRIx64 " %s in kallsyms as", pos->start, pos->end, pos->pgoff, pos->dso->name); if (pos->pgoff != pair->pgoff || pos->end != pair->end) - pr_info(": \n*%Lx-%Lx %Lx", + pr_info(": \n*%" PRIx64 "-%" PRIx64 " %" PRIx64 "", pair->start, pair->end, pair->pgoff); pr_info(" %s\n", pair->dso->name); pair->priv = 1; @@ -307,7 +307,7 @@ static int test__open_syscall_event(void) } if (evsel->counts->cpu[0].val != nr_open_calls) { - pr_debug("perf_evsel__read_on_cpu: expected to intercept %d calls, got %Ld\n", + pr_debug("perf_evsel__read_on_cpu: expected to intercept %d calls, got %" PRIu64 "\n", nr_open_calls, evsel->counts->cpu[0].val); goto out_close_fd; } @@ -332,8 +332,7 @@ static int test__open_syscall_event_on_all_cpus(void) struct perf_evsel *evsel; struct perf_event_attr attr; unsigned int nr_open_calls = 111, i; - cpu_set_t *cpu_set; - size_t cpu_set_size; + cpu_set_t cpu_set; int id = trace_event__id("sys_enter_open"); if (id < 0) { @@ -353,13 +352,8 @@ static int test__open_syscall_event_on_all_cpus(void) return -1; } - cpu_set = CPU_ALLOC(cpus->nr); - if (cpu_set == NULL) - goto out_thread_map_delete; - - cpu_set_size = CPU_ALLOC_SIZE(cpus->nr); - CPU_ZERO_S(cpu_set_size, cpu_set); + CPU_ZERO(&cpu_set); memset(&attr, 0, sizeof(attr)); attr.type = PERF_TYPE_TRACEPOINT; @@ -367,7 +361,7 @@ static int test__open_syscall_event_on_all_cpus(void) evsel = perf_evsel__new(&attr, 0); if (evsel == NULL) { pr_debug("perf_evsel__new\n"); - goto out_cpu_free; + goto out_thread_map_delete; } if (perf_evsel__open(evsel, cpus, threads) < 0) { @@ -379,14 +373,29 @@ static int test__open_syscall_event_on_all_cpus(void) for (cpu = 0; cpu < cpus->nr; ++cpu) { unsigned int ncalls = nr_open_calls + cpu; + /* + * XXX eventually lift this restriction in a way that + * keeps perf building on older glibc installations + * without CPU_ALLOC. 1024 cpus in 2010 still seems + * a reasonable upper limit tho :-) + */ + if (cpus->map[cpu] >= CPU_SETSIZE) { + pr_debug("Ignoring CPU %d\n", cpus->map[cpu]); + continue; + } - CPU_SET(cpu, cpu_set); - sched_setaffinity(0, cpu_set_size, cpu_set); + CPU_SET(cpus->map[cpu], &cpu_set); + if (sched_setaffinity(0, sizeof(cpu_set), &cpu_set) < 0) { + pr_debug("sched_setaffinity() failed on CPU %d: %s ", + cpus->map[cpu], + strerror(errno)); + goto out_close_fd; + } for (i = 0; i < ncalls; ++i) { fd = open("/etc/passwd", O_RDONLY); close(fd); } - CPU_CLR(cpu, cpu_set); + CPU_CLR(cpus->map[cpu], &cpu_set); } /* @@ -402,6 +411,9 @@ static int test__open_syscall_event_on_all_cpus(void) for (cpu = 0; cpu < cpus->nr; ++cpu) { unsigned int expected; + if (cpus->map[cpu] >= CPU_SETSIZE) + continue; + if (perf_evsel__read_on_cpu(evsel, cpu, 0) < 0) { pr_debug("perf_evsel__open_read_on_cpu\n"); goto out_close_fd; @@ -409,8 +421,8 @@ static int test__open_syscall_event_on_all_cpus(void) expected = nr_open_calls + cpu; if (evsel->counts->cpu[cpu].val != expected) { - pr_debug("perf_evsel__read_on_cpu: expected to intercept %d calls on cpu %d, got %Ld\n", - expected, cpu, evsel->counts->cpu[cpu].val); + pr_debug("perf_evsel__read_on_cpu: expected to intercept %d calls on cpu %d, got %" PRIu64 "\n", + expected, cpus->map[cpu], evsel->counts->cpu[cpu].val); goto out_close_fd; } } @@ -420,8 +432,6 @@ out_close_fd: perf_evsel__close_fd(evsel, 1, threads->nr); out_evsel_delete: perf_evsel__delete(evsel); -out_cpu_free: - CPU_FREE(cpu_set); out_thread_map_delete: thread_map__delete(threads); return err; diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 05344c6..b6998e0 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -40,6 +40,7 @@ #include <stdio.h> #include <termios.h> #include <unistd.h> +#include <inttypes.h> #include <errno.h> #include <time.h> @@ -214,7 +215,7 @@ static int parse_source(struct sym_entry *syme) len = sym->end - sym->start; sprintf(command, - "objdump --start-address=%#0*Lx --stop-address=%#0*Lx -dS %s", + "objdump --start-address=%#0*" PRIx64 " --stop-address=%#0*" PRIx64 " -dS %s", BITS_PER_LONG / 4, map__rip_2objdump(map, sym->start), BITS_PER_LONG / 4, map__rip_2objdump(map, sym->end), path); @@ -308,7 +309,7 @@ static void lookup_sym_source(struct sym_entry *syme) struct source_line *line; char pattern[PATTERN_LEN + 1]; - sprintf(pattern, "%0*Lx <", BITS_PER_LONG / 4, + sprintf(pattern, "%0*" PRIx64 " <", BITS_PER_LONG / 4, map__rip_2objdump(syme->map, symbol->start)); pthread_mutex_lock(&syme->src->lock); @@ -537,7 +538,7 @@ static void print_sym_table(void) if (nr_counters == 1 || !display_weighted) { struct perf_evsel *first; first = list_entry(evsel_list.next, struct perf_evsel, node); - printf("%Ld", first->attr.sample_period); + printf("%" PRIu64, (uint64_t)first->attr.sample_period); if (freq) printf("Hz "); else @@ -640,7 +641,7 @@ static void print_sym_table(void) percent_color_fprintf(stdout, "%4.1f%%", pcnt); if (verbose) - printf(" %016llx", sym->start); + printf(" %016" PRIx64, sym->start); printf(" %-*.*s", sym_width, sym_width, sym->name); printf(" %-*.*s\n", dso_width, dso_width, dso_width >= syme->map->dso->long_name_len ? diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 2302ec0..1478ab4 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -459,7 +459,8 @@ int event__process_comm(event_t *self, struct sample_data *sample __used, int event__process_lost(event_t *self, struct sample_data *sample __used, struct perf_session *session) { - dump_printf(": id:%Ld: lost:%Ld\n", self->lost.id, self->lost.lost); + dump_printf(": id:%" PRIu64 ": lost:%" PRIu64 "\n", + self->lost.id, self->lost.lost); session->hists.stats.total_lost += self->lost.lost; return 0; } @@ -575,7 +576,7 @@ int event__process_mmap(event_t *self, struct sample_data *sample __used, u8 cpumode = self->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; int ret = 0; - dump_printf(" %d/%d: [%#Lx(%#Lx) @ %#Lx]: %s\n", + dump_printf(" %d/%d: [%#" PRIx64 "(%#" PRIx64 ") @ %#" PRIx64 "]: %s\n", self->mmap.pid, self->mmap.tid, self->mmap.start, self->mmap.len, self->mmap.pgoff, self->mmap.filename); diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 989fa2d..f6a929e 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -798,8 +798,8 @@ static int perf_file_section__process(struct perf_file_section *self, int feat, int fd) { if (lseek(fd, self->offset, SEEK_SET) == (off_t)-1) { - pr_debug("Failed to lseek to %Ld offset for feature %d, " - "continuing...\n", self->offset, feat); + pr_debug("Failed to lseek to %" PRIu64 " offset for feature " + "%d, continuing...\n", self->offset, feat); return 0; } diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index c749ba6..32f4f1f 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -636,13 +636,13 @@ int hist_entry__snprintf(struct hist_entry *self, char *s, size_t size, } } } else - ret = snprintf(s, size, sep ? "%lld" : "%12lld ", period); + ret = snprintf(s, size, sep ? "%" PRIu64 : "%12" PRIu64 " ", period); if (symbol_conf.show_nr_samples) { if (sep) - ret += snprintf(s + ret, size - ret, "%c%lld", *sep, period); + ret += snprintf(s + ret, size - ret, "%c%" PRIu64, *sep, period); else - ret += snprintf(s + ret, size - ret, "%11lld", period); + ret += snprintf(s + ret, size - ret, "%11" PRIu64, period); } if (pair_hists) { @@ -971,7 +971,7 @@ int hist_entry__inc_addr_samples(struct hist_entry *self, u64 ip) sym_size = sym->end - sym->start; offset = ip - sym->start; - pr_debug3("%s: ip=%#Lx\n", __func__, self->ms.map->unmap_ip(self->ms.map, ip)); + pr_debug3("%s: ip=%#" PRIx64 "\n", __func__, self->ms.map->unmap_ip(self->ms.map, ip)); if (offset >= sym_size) return 0; @@ -980,8 +980,9 @@ int hist_entry__inc_addr_samples(struct hist_entry *self, u64 ip) h->sum++; h->ip[offset]++; - pr_debug3("%#Lx %s: period++ [ip: %#Lx, %#Lx] => %Ld\n", self->ms.sym->start, - self->ms.sym->name, ip, ip - self->ms.sym->start, h->ip[offset]); + pr_debug3("%#" PRIx64 " %s: period++ [ip: %#" PRIx64 ", %#" PRIx64 + "] => %" PRIu64 "\n", self->ms.sym->start, self->ms.sym->name, + ip, ip - self->ms.sym->start, h->ip[offset]); return 0; } @@ -1132,7 +1133,7 @@ fallback: goto out_free_filename; } - pr_debug("%s: filename=%s, sym=%s, start=%#Lx, end=%#Lx\n", __func__, + pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__, filename, sym->name, map->unmap_ip(map, sym->start), map->unmap_ip(map, sym->end)); @@ -1142,7 +1143,7 @@ fallback: dso, dso->long_name, sym, sym->name); snprintf(command, sizeof(command), - "objdump --start-address=0x%016Lx --stop-address=0x%016Lx -dS -C %s|grep -v %s|expand", + "objdump --start-address=0x%016" PRIx64 " --stop-address=0x%016" PRIx64 " -dS -C %s|grep -v %s|expand", map__rip_2objdump(map, sym->start), map__rip_2objdump(map, sym->end), symfs_filename, filename); diff --git a/tools/perf/util/include/linux/bitops.h b/tools/perf/util/include/linux/bitops.h index 8be0b96..305c848 100644 --- a/tools/perf/util/include/linux/bitops.h +++ b/tools/perf/util/include/linux/bitops.h @@ -2,6 +2,7 @@ #define _PERF_LINUX_BITOPS_H_ #include <linux/kernel.h> +#include <linux/compiler.h> #include <asm/hweight.h> #define BITS_PER_LONG __WORDSIZE diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 3a7eb6e..a16ecab 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -1,5 +1,6 @@ #include "symbol.h" #include <errno.h> +#include <inttypes.h> #include <limits.h> #include <stdlib.h> #include <string.h> @@ -195,7 +196,7 @@ int map__overlap(struct map *l, struct map *r) size_t map__fprintf(struct map *self, FILE *fp) { - return fprintf(fp, " %Lx-%Lx %Lx %s\n", + return fprintf(fp, " %" PRIx64 "-%" PRIx64 " %" PRIx64 " %s\n", self->start, self->end, self->pgoff, self->dso->name); } diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index bc2732e..135f69b 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -279,7 +279,7 @@ const char *__event_name(int type, u64 config) static char buf[32]; if (type == PERF_TYPE_RAW) { - sprintf(buf, "raw 0x%llx", config); + sprintf(buf, "raw 0x%" PRIx64, config); return buf; } diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h index b82cafb..458e3ec 100644 --- a/tools/perf/util/parse-events.h +++ b/tools/perf/util/parse-events.h @@ -23,7 +23,7 @@ struct tracepoint_path { }; extern struct tracepoint_path *tracepoint_id_to_path(u64 config); -extern bool have_tracepoints(struct list_head *evsel_list); +extern bool have_tracepoints(struct list_head *evlist); extern int nr_counters; diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 128aaab..6e29d9c 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -172,7 +172,7 @@ static int kprobe_convert_to_perf_probe(struct probe_trace_point *tp, sym = __find_kernel_function_by_name(tp->symbol, &map); if (sym) { addr = map->unmap_ip(map, sym->start + tp->offset); - pr_debug("try to find %s+%ld@%llx\n", tp->symbol, + pr_debug("try to find %s+%ld@%" PRIx64 "\n", tp->symbol, tp->offset, addr); ret = find_perf_probe_point((unsigned long)addr, pp); } diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index 313dac2..105f00b 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -652,10 +652,11 @@ static void callchain__printf(struct sample_data *sample) { unsigned int i; - printf("... chain: nr:%Lu\n", sample->callchain->nr); + printf("... chain: nr:%" PRIu64 "\n", sample->callchain->nr); for (i = 0; i < sample->callchain->nr; i++) - printf("..... %2d: %016Lx\n", i, sample->callchain->ips[i]); + printf("..... %2d: %016" PRIx64 "\n", + i, sample->callchain->ips[i]); } static void perf_session__print_tstamp(struct perf_session *session, @@ -672,7 +673,7 @@ static void perf_session__print_tstamp(struct perf_session *session, printf("%u ", sample->cpu); if (session->sample_type & PERF_SAMPLE_TIME) - printf("%Lu ", sample->time); + printf("%" PRIu64 " ", sample->time); } static void dump_event(struct perf_session *session, event_t *event, @@ -681,16 +682,16 @@ static void dump_event(struct perf_session *session, event_t *event, if (!dump_trace) return; - printf("\n%#Lx [%#x]: event: %d\n", file_offset, event->header.size, - event->header.type); + printf("\n%#" PRIx64 " [%#x]: event: %d\n", + file_offset, event->header.size, event->header.type); trace_event(event); if (sample) perf_session__print_tstamp(session, event, sample); - printf("%#Lx [%#x]: PERF_RECORD_%s", file_offset, event->header.size, - event__get_event_name(event->header.type)); + printf("%#" PRIx64 " [%#x]: PERF_RECORD_%s", file_offset, + event->header.size, event__get_event_name(event->header.type)); } static void dump_sample(struct perf_session *session, event_t *event, @@ -699,8 +700,9 @@ static void dump_sample(struct perf_session *session, event_t *event, if (!dump_trace) return; - printf("(IP, %d): %d/%d: %#Lx period: %Ld\n", event->header.misc, - sample->pid, sample->tid, sample->ip, sample->period); + printf("(IP, %d): %d/%d: %#" PRIx64 " period: %" PRIu64 "\n", + event->header.misc, sample->pid, sample->tid, sample->ip, + sample->period); if (session->sample_type & PERF_SAMPLE_CALLCHAIN) callchain__printf(sample); @@ -843,8 +845,8 @@ static void perf_session__warn_about_errors(const struct perf_session *session, { if (ops->lost == event__process_lost && session->hists.stats.total_lost != 0) { - ui__warning("Processed %Lu events and LOST %Lu!\n\n" - "Check IO/CPU overload!\n\n", + ui__warning("Processed %" PRIu64 " events and LOST %" PRIu64 + "!\n\nCheck IO/CPU overload!\n\n", session->hists.stats.total_period, session->hists.stats.total_lost); } @@ -918,7 +920,7 @@ more: if (size == 0 || (skip = perf_session__process_event(self, &event, ops, head)) < 0) { - dump_printf("%#Lx [%#x]: skipping unknown header type: %d\n", + dump_printf("%#" PRIx64 " [%#x]: skipping unknown header type: %d\n", head, event.header.size, event.header.type); /* * assume we lost track of the stream, check alignment, and @@ -1023,7 +1025,7 @@ more: if (size == 0 || perf_session__process_event(session, event, ops, file_pos) < 0) { - dump_printf("%#Lx [%#x]: skipping unknown header type: %d\n", + dump_printf("%#" PRIx64 " [%#x]: skipping unknown header type: %d\n", file_offset + head, event->header.size, event->header.type); /* diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c index b3637db..fb737fe 100644 --- a/tools/perf/util/svghelper.c +++ b/tools/perf/util/svghelper.c @@ -12,6 +12,7 @@ * of the License. */ +#include <inttypes.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> @@ -43,11 +44,11 @@ static double cpu2y(int cpu) return cpu2slot(cpu) * SLOT_MULT; } -static double time2pixels(u64 time) +static double time2pixels(u64 __time) { double X; - X = 1.0 * svg_page_width * (time - first_time) / (last_time - first_time); + X = 1.0 * svg_page_width * (__time - first_time) / (last_time - first_time); return X; } @@ -94,7 +95,7 @@ void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end) total_height = (1 + rows + cpu2slot(cpus)) * SLOT_MULT; fprintf(svgfile, "<?xml version=\"1.0\" standalone=\"no\"?> \n"); - fprintf(svgfile, "<svg width=\"%i\" height=\"%llu\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n", svg_page_width, total_height); + fprintf(svgfile, "<svg width=\"%i\" height=\"%" PRIu64 "\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n", svg_page_width, total_height); fprintf(svgfile, "<defs>\n <style type=\"text/css\">\n <![CDATA[\n"); @@ -483,7 +484,7 @@ void svg_time_grid(void) color = 128; } - fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%llu\" style=\"stroke:rgb(%i,%i,%i);stroke-width:%1.3f\"/>\n", + fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%" PRIu64 "\" style=\"stroke:rgb(%i,%i,%i);stroke-width:%1.3f\"/>\n", time2pixels(i), SLOT_MULT/2, time2pixels(i), total_height, color, color, color, thickness); i += 10000000; diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 15ccfba..7821d0e 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -11,6 +11,7 @@ #include <sys/param.h> #include <fcntl.h> #include <unistd.h> +#include <inttypes.h> #include "build-id.h" #include "debug.h" #include "symbol.h" @@ -153,7 +154,7 @@ static struct symbol *symbol__new(u64 start, u64 len, u8 binding, self->binding = binding; self->namelen = namelen - 1; - pr_debug4("%s: %s %#Lx-%#Lx\n", __func__, name, start, self->end); + pr_debug4("%s: %s %#" PRIx64 "-%#" PRIx64 "\n", __func__, name, start, self->end); memcpy(self->name, name, namelen); @@ -167,7 +168,7 @@ void symbol__delete(struct symbol *self) static size_t symbol__fprintf(struct symbol *self, FILE *fp) { - return fprintf(fp, " %llx-%llx %c %s\n", + return fprintf(fp, " %" PRIx64 "-%" PRIx64 " %c %s\n", self->start, self->end, self->binding == STB_GLOBAL ? 'g' : self->binding == STB_LOCAL ? 'l' : 'w', @@ -1161,6 +1162,13 @@ static int dso__load_sym(struct dso *self, struct map *map, const char *name, section_name = elf_sec__name(&shdr, secstrs); + /* On ARM, symbols for thumb functions have 1 added to + * the symbol address as a flag - remove it */ + if ((ehdr.e_machine == EM_ARM) && + (map->type == MAP__FUNCTION) && + (sym.st_value & 1)) + --sym.st_value; + if (self->kernel != DSO_TYPE_USER || kmodule) { char dso_name[PATH_MAX]; @@ -1208,8 +1216,8 @@ static int dso__load_sym(struct dso *self, struct map *map, const char *name, } if (curr_dso->adjust_symbols) { - pr_debug4("%s: adjusting symbol: st_value: %#Lx " - "sh_addr: %#Lx sh_offset: %#Lx\n", __func__, + pr_debug4("%s: adjusting symbol: st_value: %#" PRIx64 " " + "sh_addr: %#" PRIx64 " sh_offset: %#" PRIx64 "\n", __func__, (u64)sym.st_value, (u64)shdr.sh_addr, (u64)shdr.sh_offset); sym.st_value -= shdr.sh_addr - shdr.sh_offset; diff --git a/tools/perf/util/types.h b/tools/perf/util/types.h index 7d6b833..5f3689a 100644 --- a/tools/perf/util/types.h +++ b/tools/perf/util/types.h @@ -1,12 +1,14 @@ #ifndef __PERF_TYPES_H #define __PERF_TYPES_H +#include <stdint.h> + /* - * We define u64 as unsigned long long for every architecture - * so that we can print it with %Lx without getting warnings. + * We define u64 as uint64_t for every architecture + * so that we can print it with "%"PRIx64 without getting warnings. */ -typedef unsigned long long u64; -typedef signed long long s64; +typedef uint64_t u64; +typedef int64_t s64; typedef unsigned int u32; typedef signed int s32; typedef unsigned short u16; diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c index ebda8c3..60c463c 100644 --- a/tools/perf/util/ui/browsers/hists.c +++ b/tools/perf/util/ui/browsers/hists.c @@ -350,7 +350,7 @@ static char *callchain_list__sym_name(struct callchain_list *self, if (self->ms.sym) return self->ms.sym->name; - snprintf(bf, bfsize, "%#Lx", self->ip); + snprintf(bf, bfsize, "%#" PRIx64, self->ip); return bf; } diff --git a/tools/perf/util/ui/browsers/map.c b/tools/perf/util/ui/browsers/map.c index e35437d..e515836 100644 --- a/tools/perf/util/ui/browsers/map.c +++ b/tools/perf/util/ui/browsers/map.c @@ -1,5 +1,6 @@ #include "../libslang.h" #include <elf.h> +#include <inttypes.h> #include <sys/ttydefaults.h> #include <ctype.h> #include <string.h> @@ -57,7 +58,7 @@ static void map_browser__write(struct ui_browser *self, void *nd, int row) int width; ui_browser__set_percent_color(self, 0, current_entry); - slsmg_printf("%*llx %*llx %c ", + slsmg_printf("%*" PRIx64 " %*" PRIx64 " %c ", mb->addrlen, sym->start, mb->addrlen, sym->end, sym->binding == STB_GLOBAL ? 'g' : sym->binding == STB_LOCAL ? 'l' : 'w'); @@ -150,6 +151,6 @@ int map__browse(struct map *self) ++mb.b.nr_entries; } - mb.addrlen = snprintf(tmp, sizeof(tmp), "%llx", maxaddr); + mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr); return map_browser__run(&mb); } diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c index cfa55d6..bdd3347 100644 --- a/tools/perf/util/values.c +++ b/tools/perf/util/values.c @@ -150,7 +150,7 @@ static void perf_read_values__display_pretty(FILE *fp, if (width > tidwidth) tidwidth = width; for (j = 0; j < values->counters; j++) { - width = snprintf(NULL, 0, "%Lu", values->value[i][j]); + width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]); if (width > counterwidth[j]) counterwidth[j] = width; } @@ -165,7 +165,7 @@ static void perf_read_values__display_pretty(FILE *fp, fprintf(fp, " %*d %*d", pidwidth, values->pid[i], tidwidth, values->tid[i]); for (j = 0; j < values->counters; j++) - fprintf(fp, " %*Lu", + fprintf(fp, " %*" PRIu64, counterwidth[j], values->value[i][j]); fprintf(fp, "\n"); } @@ -196,13 +196,13 @@ static void perf_read_values__display_raw(FILE *fp, width = strlen(values->countername[j]); if (width > namewidth) namewidth = width; - width = snprintf(NULL, 0, "%llx", values->counterrawid[j]); + width = snprintf(NULL, 0, "%" PRIx64, values->counterrawid[j]); if (width > rawwidth) rawwidth = width; } for (i = 0; i < values->threads; i++) { for (j = 0; j < values->counters; j++) { - width = snprintf(NULL, 0, "%Lu", values->value[i][j]); + width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]); if (width > countwidth) countwidth = width; } @@ -214,7 +214,7 @@ static void perf_read_values__display_raw(FILE *fp, countwidth, "Count"); for (i = 0; i < values->threads; i++) for (j = 0; j < values->counters; j++) - fprintf(fp, " %*d %*d %*s %*llx %*Lu\n", + fprintf(fp, " %*d %*d %*s %*" PRIx64 " %*" PRIu64, pidwidth, values->pid[i], tidwidth, values->tid[i], namewidth, values->countername[j], |
