diff options
262 files changed, 2175 insertions, 1270 deletions
diff --git a/Documentation/DocBook/media/v4l/dev-codec.xml b/Documentation/DocBook/media/v4l/dev-codec.xml index dca0ecd..ff44c16 100644 --- a/Documentation/DocBook/media/v4l/dev-codec.xml +++ b/Documentation/DocBook/media/v4l/dev-codec.xml @@ -1,18 +1,27 @@ <title>Codec Interface</title> - <note> - <title>Suspended</title> + <para>A V4L2 codec can compress, decompress, transform, or otherwise +convert video data from one format into another format, in memory. Typically +such devices are memory-to-memory devices (i.e. devices with the +<constant>V4L2_CAP_VIDEO_M2M</constant> or <constant>V4L2_CAP_VIDEO_M2M_MPLANE</constant> +capability set). +</para> - <para>This interface has been be suspended from the V4L2 API -implemented in Linux 2.6 until we have more experience with codec -device interfaces.</para> - </note> + <para>A memory-to-memory video node acts just like a normal video node, but it +supports both output (sending frames from memory to the codec hardware) and +capture (receiving the processed frames from the codec hardware into memory) +stream I/O. An application will have to setup the stream +I/O for both sides and finally call &VIDIOC-STREAMON; for both capture and output +to start the codec.</para> - <para>A V4L2 codec can compress, decompress, transform, or otherwise -convert video data from one format into another format, in memory. -Applications send data to be converted to the driver through a -&func-write; call, and receive the converted data through a -&func-read; call. For efficiency a driver may also support streaming -I/O.</para> + <para>Video compression codecs use the MPEG controls to setup their codec parameters +(note that the MPEG controls actually support many more codecs than just MPEG). +See <xref linkend="mpeg-controls"></xref>.</para> - <para>[to do]</para> + <para>Memory-to-memory devices can often be used as a shared resource: you can +open the video node multiple times, each application setting up their own codec properties +that are local to the file handle, and each can use it independently from the others. +The driver will arbitrate access to the codec and reprogram it whenever another file +handler gets access. This is different from the usual video node behavior where the video properties +are global to the device (i.e. changing something through one file handle is visible +through another file handle).</para> diff --git a/Documentation/DocBook/media/v4l/v4l2.xml b/Documentation/DocBook/media/v4l/v4l2.xml index bfc93cd..bfe823d 100644 --- a/Documentation/DocBook/media/v4l/v4l2.xml +++ b/Documentation/DocBook/media/v4l/v4l2.xml @@ -493,7 +493,7 @@ and discussions on the V4L mailing list.</revremark> </partinfo> <title>Video for Linux Two API Specification</title> - <subtitle>Revision 3.9</subtitle> + <subtitle>Revision 3.10</subtitle> <chapter id="common"> &sub-common; diff --git a/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt b/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt index 3f62adf..de9f6b7 100644 --- a/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt +++ b/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt @@ -2,7 +2,7 @@ Exynos4x12/Exynos5 SoC series camera host interface (FIMC-LITE) Required properties: -- compatible : should be "samsung,exynos4212-fimc" for Exynos4212 and +- compatible : should be "samsung,exynos4212-fimc-lite" for Exynos4212 and Exynos4412 SoCs; - reg : physical base address and size of the device memory mapped registers; diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 36e5a40..1074290 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -420,10 +420,10 @@ tcp_synack_retries - INTEGER for a passive TCP connection will happen after 63seconds. tcp_syncookies - BOOLEAN - Only valid when the kernel was compiled with CONFIG_SYNCOOKIES + Only valid when the kernel was compiled with CONFIG_SYN_COOKIES Send out syncookies when the syn backlog queue of a socket overflows. This is to prevent against the common 'SYN flood attack' - Default: FALSE + Default: 1 Note, that syncookies is fallback facility. It MUST NOT be used to help highly loaded servers to stand diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt index bb8b0dc..77d68e2 100644 --- a/Documentation/sound/alsa/HD-Audio-Models.txt +++ b/Documentation/sound/alsa/HD-Audio-Models.txt @@ -29,6 +29,8 @@ ALC269/270/275/276/280/282 alc271-dmic Enable ALC271X digital mic workaround inv-dmic Inverted internal mic workaround lenovo-dock Enables docking station I/O for some Lenovos + dell-headset-multi Headset jack, which can also be used as mic-in + dell-headset-dock Headset jack (without mic-in), and also dock I/O ALC662/663/272 ============== @@ -42,6 +44,7 @@ ALC662/663/272 asus-mode7 ASUS asus-mode8 ASUS inv-dmic Inverted internal mic workaround + dell-headset-multi Headset jack, which can also be used as mic-in ALC680 ====== diff --git a/MAINTAINERS b/MAINTAINERS index 60d6a33..2cdbf90 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3225,7 +3225,7 @@ F: lib/fault-inject.c FCOE SUBSYSTEM (libfc, libfcoe, fcoe) M: Robert Love <robert.w.love@intel.com> -L: devel@open-fcoe.org +L: fcoe-devel@open-fcoe.org W: www.Open-FCoE.org S: Supported F: drivers/scsi/libfc/ @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 10 SUBLEVEL = 0 -EXTRAVERSION = -rc6 +EXTRAVERSION = NAME = Unicycling Gorilla # *DOCUMENTATION* diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 49d993c..136f263 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1087,6 +1087,20 @@ if !MMU source "arch/arm/Kconfig-nommu" endif +config PJ4B_ERRATA_4742 + bool "PJ4B Errata 4742: IDLE Wake Up Commands can Cause the CPU Core to Cease Operation" + depends on CPU_PJ4B && MACH_ARMADA_370 + default y + help + When coming out of either a Wait for Interrupt (WFI) or a Wait for + Event (WFE) IDLE states, a specific timing sensitivity exists between + the retiring WFI/WFE instructions and the newly issued subsequent + instructions. This sensitivity can result in a CPU hang scenario. + Workaround: + The software must insert either a Data Synchronization Barrier (DSB) + or Data Memory Barrier (DMB) command immediately after the WFI/WFE + instruction + config ARM_ERRATA_326103 bool "ARM errata: FSR write bit incorrect on a SWP to read-only memory" depends on CPU_V6 @@ -1189,6 +1203,16 @@ config PL310_ERRATA_588369 is not correctly implemented in PL310 as clean lines are not invalidated as a result of these operations. +config ARM_ERRATA_643719 + bool "ARM errata: LoUIS bit field in CLIDR register is incorrect" + depends on CPU_V7 && SMP + help + This option enables the workaround for the 643719 Cortex-A9 (prior to + r1p0) erratum. On affected cores the LoUIS bit field of the CLIDR + register returns zero when it should return one. The workaround + corrects this value, ensuring cache maintenance operations which use + it behave as intended and avoiding data corruption. + config ARM_ERRATA_720789 bool "ARM errata: TLBIASIDIS and TLBIMVAIS operations can broadcast a faulty ASID" depends on CPU_V7 @@ -2006,7 +2030,7 @@ config XIP_PHYS_ADDR config KEXEC bool "Kexec system call (EXPERIMENTAL)" - depends on (!SMP || HOTPLUG_CPU) + depends on (!SMP || PM_SLEEP_SMP) help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 79e9bdb..120b83b 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -116,7 +116,8 @@ targets := vmlinux vmlinux.lds \ # Make sure files are removed during clean extra-y += piggy.gzip piggy.lzo piggy.lzma piggy.xzkern \ - lib1funcs.S ashldi3.S $(libfdt) $(libfdt_hdrs) + lib1funcs.S ashldi3.S $(libfdt) $(libfdt_hdrs) \ + hyp-stub.S ifeq ($(CONFIG_FUNCTION_TRACER),y) ORIG_CFLAGS := $(KBUILD_CFLAGS) diff --git a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi index d1650fb..ded558b 100644 --- a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi +++ b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi @@ -763,7 +763,7 @@ }; }; - pinctrl@03680000 { + pinctrl@03860000 { gpz: gpz { gpio-controller; #gpio-cells = <2>; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 0673524..fc9fb3d 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -161,9 +161,9 @@ interrupts = <0 50 0>; }; - pinctrl_3: pinctrl@03680000 { + pinctrl_3: pinctrl@03860000 { compatible = "samsung,exynos5250-pinctrl"; - reg = <0x0368000 0x1000>; + reg = <0x03860000 0x1000>; interrupts = <0 47 0>; }; diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index bff7138..17d0ae8 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -320,9 +320,7 @@ static inline void flush_anon_page(struct vm_area_struct *vma, } #define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE -static inline void flush_kernel_dcache_page(struct page *page) -{ -} +extern void flush_kernel_dcache_page(struct page *); #define flush_dcache_mmap_lock(mapping) \ spin_lock_irq(&(mapping)->tree_lock) diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h index 7652712..dba62cb 100644 --- a/arch/arm/include/asm/cputype.h +++ b/arch/arm/include/asm/cputype.h @@ -32,6 +32,8 @@ #define MPIDR_HWID_BITMASK 0xFFFFFF +#define MPIDR_INVALID (~MPIDR_HWID_BITMASK) + #define MPIDR_LEVEL_BITS 8 #define MPIDR_LEVEL_MASK ((1 << MPIDR_LEVEL_BITS) - 1) diff --git a/arch/arm/include/asm/glue-proc.h b/arch/arm/include/asm/glue-proc.h index ac1dd54..8017e94 100644 --- a/arch/arm/include/asm/glue-proc.h +++ b/arch/arm/include/asm/glue-proc.h @@ -230,6 +230,15 @@ # endif #endif +#ifdef CONFIG_CPU_PJ4B +# ifdef CPU_NAME +# undef MULTI_CPU +# define MULTI_CPU +# else +# define CPU_NAME cpu_pj4b +# endif +#endif + #ifndef MULTI_CPU #define cpu_proc_init __glue(CPU_NAME,_proc_init) #define cpu_proc_fin __glue(CPU_NAME,_proc_fin) diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h index aaa61b6..e789832 100644 --- a/arch/arm/include/asm/smp_plat.h +++ b/arch/arm/include/asm/smp_plat.h @@ -49,7 +49,7 @@ static inline int cache_ops_need_broadcast(void) /* * Logical CPU mapping. */ -extern int __cpu_logical_map[]; +extern u32 __cpu_logical_map[]; #define cpu_logical_map(cpu) __cpu_logical_map[cpu] /* * Retrieve logical cpu index corresponding to a given MPIDR[23:0] diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c index 5af04f6..5859c8b 100644 --- a/arch/arm/kernel/devtree.c +++ b/arch/arm/kernel/devtree.c @@ -82,7 +82,7 @@ void __init arm_dt_init_cpu_maps(void) u32 i, j, cpuidx = 1; u32 mpidr = is_smp() ? read_cpuid_mpidr() & MPIDR_HWID_BITMASK : 0; - u32 tmp_map[NR_CPUS] = { [0 ... NR_CPUS-1] = UINT_MAX }; + u32 tmp_map[NR_CPUS] = { [0 ... NR_CPUS-1] = MPIDR_INVALID }; bool bootcpu_valid = false; cpus = of_find_node_by_path("/cpus"); @@ -92,6 +92,9 @@ void __init arm_dt_init_cpu_maps(void) for_each_child_of_node(cpus, cpu) { u32 hwid; + if (of_node_cmp(cpu->type, "cpu")) + continue; + pr_debug(" * %s...\n", cpu->full_name); /* * A device tree containing CPU nodes with missing "reg" @@ -149,9 +152,10 @@ void __init arm_dt_init_cpu_maps(void) tmp_map[i] = hwid; } - if (WARN(!bootcpu_valid, "DT missing boot CPU MPIDR[23:0], " - "fall back to default cpu_logical_map\n")) + if (!bootcpu_valid) { + pr_warn("DT missing boot CPU MPIDR[23:0], fall back to default cpu_logical_map\n"); return; + } /* * Since the boot CPU node contains proper data, and all nodes have diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index 8ef8c93..4fb074c 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -134,6 +134,10 @@ void machine_kexec(struct kimage *image) unsigned long reboot_code_buffer_phys; void *reboot_code_buffer; + if (num_online_cpus() > 1) { + pr_err("kexec: error: multiple CPUs still online\n"); + return; + } page_list = image->head & PAGE_MASK; diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 282de48..6e8931c 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -184,30 +184,61 @@ int __init reboot_setup(char *str) __setup("reboot=", reboot_setup); +/* + * Called by kexec, immediately prior to machine_kexec(). + * + * This must completely disable all secondary CPUs; simply causing those CPUs + * to execute e.g. a RAM-based pin loop is not sufficient. This allows the + * kexec'd kernel to use any and all RAM as it sees fit, without having to + * avoid any code or data used by any SW CPU pin loop. The CPU hotplug + * functionality embodied in disable_nonboot_cpus() to achieve this. + */ void machine_shutdown(void) { -#ifdef CONFIG_SMP - smp_send_stop(); -#endif + disable_nonboot_cpus(); } +/* + * Halting simply requires that the secondary CPUs stop performing any + * activity (executing tasks, handling interrupts). smp_send_stop() + * achieves this. + */ void machine_halt(void) { - machine_shutdown(); + smp_send_stop(); + local_irq_disable(); while (1); } +/* + * Power-off simply requires that the secondary CPUs stop performing any + * activity (executing tasks, handling interrupts). smp_send_stop() + * achieves this. When the system power is turned off, it will take all CPUs + * with it. + */ void machine_power_off(void) { - machine_shutdown(); + smp_send_stop(); + if (pm_power_off) pm_power_off(); } +/* + * Restart requires that the secondary CPUs stop performing any activity + * while the primary CPU resets the system. Systems with a single CPU can + * use soft_restart() as their machine descriptor's .restart hook, since that + * will cause the only available CPU to reset. Systems with multiple CPUs must + * provide a HW restart implementation, to ensure that all CPUs reset at once. + * This is required so that any code running after reset on the primary CPU + * doesn't have to co-ordinate with other CPUs to ensure they aren't still + * executing pre-reset code, and using RAM that the primary CPU's code wishes + * to use. Implementing such co-ordination would be essentially impossible. + */ void machine_restart(char *cmd) { - machine_shutdown(); + smp_send_stop(); arm_pm_restart(reboot_mode, cmd); diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 1522c7a..b4b1d39 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -444,7 +444,7 @@ void notrace cpu_init(void) : "r14"); } -int __cpu_logical_map[NR_CPUS]; +u32 __cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = MPIDR_INVALID }; void __init smp_setup_processor_id(void) { diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 550d63c..5919eb4 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -651,17 +651,6 @@ void smp_send_reschedule(int cpu) smp_cross_call(cpumask_of(cpu), IPI_RESCHEDULE); } -#ifdef CONFIG_HOTPLUG_CPU -static void smp_kill_cpus(cpumask_t *mask) -{ - unsigned int cpu; - for_each_cpu(cpu, mask) - platform_cpu_kill(cpu); -} -#else -static void smp_kill_cpus(cpumask_t *mask) { } -#endif - void smp_send_stop(void) { unsigned long timeout; @@ -679,8 +668,6 @@ void smp_send_stop(void) if (num_online_cpus() > 1) pr_warning("SMP: failed to stop secondary CPUs\n"); - - smp_kill_cpus(&mask); } /* diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index 15451ee..515b000 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -92,6 +92,14 @@ ENTRY(v7_flush_dcache_louis) mrc p15, 1, r0, c0, c0, 1 @ read clidr, r0 = clidr ALT_SMP(ands r3, r0, #(7 << 21)) @ extract LoUIS from clidr ALT_UP(ands r3, r0, #(7 << 27)) @ extract LoUU from clidr +#ifdef CONFIG_ARM_ERRATA_643719 + ALT_SMP(mrceq p15, 0, r2, c0, c0, 0) @ read main ID register + ALT_UP(moveq pc, lr) @ LoUU is zero, so nothing to do + ldreq r1, =0x410fc090 @ ID of ARM Cortex A9 r0p? + biceq r2, r2, #0x0000000f @ clear minor revision number + teqeq r2, r1 @ test for errata affected core and if so... + orreqs r3, #(1 << 21) @ fix LoUIS value (and set flags state to 'ne') +#endif ALT_SMP(mov r3, r3, lsr #20) @ r3 = LoUIS * 2 ALT_UP(mov r3, r3, lsr #26) @ r3 = LoUU * 2 moveq pc, lr @ return if level == 0 diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index 0d473cc..32aa586 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -301,6 +301,39 @@ void flush_dcache_page(struct page *page) EXPORT_SYMBOL(flush_dcache_page); /* + * Ensure cache coherency for the kernel mapping of this page. We can + * assume that the page is pinned via kmap. + * + * If the page only exists in the page cache and there are no user + * space mappings, this is a no-op since the page was already marked + * dirty at creation. Otherwise, we need to flush the dirty kernel + * cache lines directly. + */ +void flush_kernel_dcache_page(struct page *page) +{ + if (cache_is_vivt() || cache_is_vipt_aliasing()) { + struct address_space *mapping; + + mapping = page_mapping(page); + + if (!mapping || mapping_mapped(mapping)) { + void *addr; + + addr = page_address(page); + /* + * kmap_atomic() doesn't set the page virtual + * address for highmem pages, and + * kunmap_atomic() takes care of cache + * flushing already. + */ + if (!IS_ENABLED(CONFIG_HIGHMEM) || addr) + __cpuc_flush_dcache_area(addr, PAGE_SIZE); + } + } +} +EXPORT_SYMBOL(flush_kernel_dcache_page); + +/* * Flush an anonymous page so that users of get_user_pages() * can safely access the data. The expected sequence is: * diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index e0d8565..4d409e6 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -616,10 +616,12 @@ static void __init alloc_init_pte(pmd_t *pmd, unsigned long addr, } while (pte++, addr += PAGE_SIZE, addr != end); } -static void __init map_init_section(pmd_t *pmd, unsigned long addr, +static void __init __map_init_section(pmd_t *pmd, unsigned long addr, unsigned long end, phys_addr_t phys, const struct mem_type *type) { + pmd_t *p = pmd; + #ifndef CONFIG_ARM_LPAE /* * In classic MMU format, puds and pmds are folded in to @@ -638,7 +640,7 @@ static void __init map_init_section(pmd_t *pmd, unsigned long addr, phys += SECTION_SIZE; } while (pmd++, addr += SECTION_SIZE, addr != end); - flush_pmd_entry(pmd); + flush_pmd_entry(p); } static void __init alloc_init_pmd(pud_t *pud, unsigned long addr, @@ -661,7 +663,7 @@ static void __init alloc_init_pmd(pud_t *pud, unsigned long addr, */ if (type->prot_sect && ((addr | next | phys) & ~SECTION_MASK) == 0) { - map_init_section(pmd, addr, next, phys, type); + __map_init_section(pmd, addr, next, phys, type); } else { alloc_init_pte(pmd, addr, next, __phys_to_pfn(phys), type); diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index d51225f..eb5293a 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c @@ -57,6 +57,12 @@ void flush_dcache_page(struct page *page) } EXPORT_SYMBOL(flush_dcache_page); +void flush_kernel_dcache_page(struct page *page) +{ + __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE); +} +EXPORT_SYMBOL(flush_kernel_dcache_page); + void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long uaddr, void *dst, const void *src, unsigned long len) diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S index d217e97..aaeb6c1 100644 --- a/arch/arm/mm/proc-fa526.S +++ b/arch/arm/mm/proc-fa526.S @@ -81,7 +81,6 @@ ENDPROC(cpu_fa526_reset) */ .align 4 ENTRY(cpu_fa526_do_idle) - mcr p15, 0, r0, c7, c0, 4 @ Wait for interrupt mov pc, lr diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S index f9a0aa7..e3c48a3 100644 --- a/arch/arm/mm/proc-macros.S +++ b/arch/arm/mm/proc-macros.S @@ -333,3 +333,8 @@ ENTRY(\name\()_tlb_fns) .endif .size \name\()_tlb_fns, . - \name\()_tlb_fns .endm + +.macro globl_equ x, y + .globl \x + .equ \x, \y +.endm diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 2c73a73..e35fec3 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -140,6 +140,29 @@ ENTRY(cpu_v7_do_resume) ENDPROC(cpu_v7_do_resume) #endif +#ifdef CONFIG_CPU_PJ4B + globl_equ cpu_pj4b_switch_mm, cpu_v7_switch_mm + globl_equ cpu_pj4b_set_pte_ext, cpu_v7_set_pte_ext + globl_equ cpu_pj4b_proc_init, cpu_v7_proc_init + globl_equ cpu_pj4b_proc_fin, cpu_v7_proc_fin + globl_equ cpu_pj4b_reset, cpu_v7_reset +#ifdef CONFIG_PJ4B_ERRATA_4742 +ENTRY(cpu_pj4b_do_idle) + dsb @ WFI may enter a low-power mode + wfi + dsb @barrier + mov pc, lr +ENDPROC(cpu_pj4b_do_idle) +#else + globl_equ cpu_pj4b_do_idle, cpu_v7_do_idle +#endif + globl_equ cpu_pj4b_dcache_clean_area, cpu_v7_dcache_clean_area + globl_equ cpu_pj4b_do_suspend, cpu_v7_do_suspend + globl_equ cpu_pj4b_do_resume, cpu_v7_do_resume + globl_equ cpu_pj4b_suspend_size, cpu_v7_suspend_size + +#endif + __CPUINIT /* @@ -350,6 +373,9 @@ __v7_setup_stack: @ define struct processor (see <asm/proc-fns.h> and proc-macros.S) define_processor_functions v7, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 +#ifdef CONFIG_CPU_PJ4B + define_processor_functions pj4b, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 +#endif .section ".rodata" @@ -362,7 +388,7 @@ __v7_setup_stack: /* * Standard v7 proc info content */ -.macro __v7_proc initfunc, mm_mmuflags = 0, io_mmuflags = 0, hwcaps = 0 +.macro __v7_proc initfunc, mm_mmuflags = 0, io_mmuflags = 0, hwcaps = 0, proc_fns = v7_processor_functions ALT_SMP(.long PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | \ PMD_SECT_AF | PMD_FLAGS_SMP | \mm_mmuflags) ALT_UP(.long PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | \ @@ -375,7 +401,7 @@ __v7_setup_stack: .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_FAST_MULT | \ HWCAP_EDSP | HWCAP_TLS | \hwcaps .long cpu_v7_name - .long v7_processor_functions + .long \proc_fns .long v7wbi_tlb_fns .long v6_user_fns .long v7_cache_fns @@ -407,12 +433,14 @@ __v7_ca9mp_proc_info: /* * Marvell PJ4B processor. */ +#ifdef CONFIG_CPU_PJ4B .type __v7_pj4b_proc_info, #object __v7_pj4b_proc_info: - .long 0x562f5840 - .long 0xfffffff0 - __v7_proc __v7_pj4b_setup + .long 0x560f5800 + .long 0xff0fff00 + __v7_proc __v7_pj4b_setup, proc_fns = pj4b_processor_functions .size __v7_pj4b_proc_info, . - __v7_pj4b_proc_info +#endif /* * ARM Ltd. Cortex A7 processor. diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 1e49e5eb..9ba33c4 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -1336,6 +1336,7 @@ void perf_callchain_user(struct perf_callchain_entry *entry, return; } + perf_callchain_store(entry, regs->pc); tail = (struct frame_tail __user *)regs->regs[29]; while (entry->nr < PERF_MAX_STACK_DEPTH && diff --git a/arch/ia64/include/asm/irqflags.h b/arch/ia64/include/asm/irqflags.h index 1bf2cf2..cec6c06 100644 --- a/arch/ia64/include/asm/irqflags.h +++ b/arch/ia64/include/asm/irqflags.h @@ -11,6 +11,7 @@ #define _ASM_IA64_IRQFLAGS_H #include <asm/pal.h> +#include <asm/kregs.h> #ifdef CONFIG_IA64_DEBUG_IRQ extern unsigned long last_cli_ip; diff --git a/arch/metag/include/asm/hugetlb.h b/arch/metag/include/asm/hugetlb.h index f545477..471f481 100644 --- a/arch/metag/include/asm/hugetlb.h +++ b/arch/metag/include/asm/hugetlb.h @@ -2,6 +2,7 @@ #define _ASM_METAG_HUGETLB_H #include <asm/page.h> +#include <asm-generic/hugetlb.h> static inline int is_hugepage_only_range(struct mm_struct *mm, diff --git a/arch/mn10300/include/asm/irqflags.h b/arch/mn10300/include/asm/irqflags.h index 678f68d..8730c0a 100644 --- a/arch/mn10300/include/asm/irqflags.h +++ b/arch/mn10300/include/asm/irqflags.h @@ -13,9 +13,8 @@ #define _ASM_IRQFLAGS_H #include <asm/cpu-regs.h> -#ifndef __ASSEMBLY__ -#include <linux/smp.h> -#endif +/* linux/smp.h <- linux/irqflags.h needs asm/smp.h first */ +#include <asm/smp.h> /* * interrupt control diff --git a/arch/mn10300/include/asm/smp.h b/arch/mn10300/include/asm/smp.h index 6745dbe..56c4241 100644 --- a/arch/mn10300/include/asm/smp.h +++ b/arch/mn10300/include/asm/smp.h @@ -24,6 +24,7 @@ #ifndef __ASSEMBLY__ #include <linux/threads.h> #include <linux/cpumask.h> +#include <linux/thread_info.h> #endif #ifdef CONFIG_SMP @@ -85,7 +86,7 @@ extern cpumask_t cpu_boot_map; extern void smp_init_cpus(void); extern void smp_cache_interrupt(void); extern void send_IPI_allbutself(int irq); -extern int smp_nmi_call_function(smp_call_func_t func, void *info, int wait); +extern int smp_nmi_call_function(void (*func)(void *), void *info, int wait); extern void arch_send_call_function_single_ipi(int cpu); extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); @@ -100,6 +101,7 @@ extern void __cpu_die(unsigned int cpu); #ifndef __ASSEMBLY__ static inline void smp_init_cpus(void) {} +#define raw_smp_processor_id() 0 #endif /* __ASSEMBLY__ */ #endif /* CONFIG_SMP */ diff --git a/arch/mn10300/include/asm/uaccess.h b/arch/mn10300/include/asm/uaccess.h index 780560b..d7966e0 100644 --- a/arch/mn10300/include/asm/uaccess.h +++ b/arch/mn10300/include/asm/uaccess.h @@ -161,7 +161,7 @@ struct __large_struct { unsigned long buf[100]; }; #define __get_user_check(x, ptr, size) \ ({ \ - const __typeof__(ptr) __guc_ptr = (ptr); \ + const __typeof__(*(ptr))* __guc_ptr = (ptr); \ int _e; \ if (likely(__access_ok((unsigned long) __guc_ptr, (size)))) \ _e = __get_user_nocheck((x), __guc_ptr, (size)); \ diff --git a/arch/mn10300/kernel/setup.c b/arch/mn10300/kernel/setup.c index 33c3bd1..ebac9c1 100644 --- a/arch/mn10300/kernel/setup.c +++ b/arch/mn10300/kernel/setup.c @@ -38,6 +38,7 @@ struct mn10300_cpuinfo boot_cpu_data; /* For PCI or other memory-mapped resources */ unsigned long pci_mem_start = 0x18000000; +static char __initdata cmd_line[COMMAND_LINE_SIZE]; char redboot_command_line[COMMAND_LINE_SIZE] = "console=ttyS0,115200 root=/dev/mtdblock3 rw"; @@ -74,45 +75,19 @@ static const char *const mn10300_cputypes[] = { }; /* - * + * Pick out the memory size. We look for mem=size, + * where size is "size[KkMm]" */ -static void __init parse_mem_cmdline(char **cmdline_p) +static int __init early_mem(char *p) { - char *from, *to, c; - - /* save unparsed command line copy for /proc/cmdline */ - strcpy(boot_command_line, redboot_command_line); - - /* see if there's an explicit memory size option */ - from = redboot_command_line; - to = redboot_command_line; - c = ' '; - - for (;;) { - if (c == ' ' && !memcmp(from, "mem=", 4)) { - if (to != redboot_command_line) - to--; - memory_size = memparse(from + 4, &from); - } - - c = *(from++); - if (!c) - break; - - *(to++) = c; - } - - *to = '\0'; - *cmdline_p = redboot_command_line; + memory_size = memparse(p, &p); if (memory_size == 0) panic("Memory size not known\n"); - memory_end = (unsigned long) CONFIG_KERNEL_RAM_BASE_ADDRESS + - memory_size; - if (memory_end > phys_memory_end) - memory_end = phys_memory_end; + return 0; } +early_param("mem", early_mem); /* * architecture specific setup @@ -125,7 +100,20 @@ void __init setup_arch(char **cmdline_p) cpu_init(); unit_setup(); smp_init_cpus(); - parse_mem_cmdline(cmdline_p); + + /* save unparsed command line copy for /proc/cmdline */ + strlcpy(boot_command_line, redboot_command_line, COMMAND_LINE_SIZE); + + /* populate cmd_line too for later use, preserving boot_command_line */ + strlcpy(cmd_line, boot_command_line, COMMAND_LINE_SIZE); + *cmdline_p = cmd_line; + + parse_early_param(); + + memory_end = (unsigned long) CONFIG_KERNEL_RAM_BASE_ADDRESS + + memory_size; + if (memory_end > phys_memory_end) + memory_end = phys_memory_end; init_mm.start_code = (unsigned long)&_text; init_mm.end_code = (unsigned long) &_etext; diff --git a/arch/parisc/include/asm/mmzone.h b/arch/parisc/include/asm/mmzone.h index cc50d33..b6b34a0 100644 --- a/arch/parisc/include/asm/mmzone.h +++ b/arch/parisc/include/asm/mmzone.h @@ -27,7 +27,7 @@ extern struct node_map_data node_data[]; #define PFNNID_SHIFT (30 - PAGE_SHIFT) #define PFNNID_MAP_MAX 512 /* support 512GB */ -extern unsigned char pfnnid_map[PFNNID_MAP_MAX]; +extern signed char pfnnid_map[PFNNID_MAP_MAX]; #ifndef CONFIG_64BIT #define pfn_is_io(pfn) ((pfn & (0xf0000000UL >> PAGE_SHIFT)) == (0xf0000000UL >> PAGE_SHIFT)) @@ -46,7 +46,7 @@ static inline int pfn_to_nid(unsigned long pfn) i = pfn >> PFNNID_SHIFT; BUG_ON(i >= ARRAY_SIZE(pfnnid_map)); - return (int)pfnnid_map[i]; + return pfnnid_map[i]; } static inline int pfn_valid(int pfn) diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h index 3234f49..4651540 100644 --- a/arch/parisc/include/asm/pci.h +++ b/arch/parisc/include/asm/pci.h @@ -225,4 +225,9 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) return channel ? 15 : 14; } +#define HAVE_PCI_MMAP + +extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, + enum pci_mmap_state mmap_state, int write_combine); + #endif /* __ASM_PARISC_PCI_H */ diff --git a/arch/parisc/kernel/hardware.c b/arch/parisc/kernel/hardware.c index 9e2d2e4..8722756 100644 --- a/arch/parisc/kernel/hardware.c +++ b/arch/parisc/kernel/hardware.c @@ -1205,6 +1205,7 @@ static struct hp_hardware hp_hardware_list[] = { {HPHW_FIO, 0x004, 0x00320, 0x0, "Metheus Frame Buffer"}, {HPHW_FIO, 0x004, 0x00340, 0x0, "BARCO CX4500 VME Grphx Cnsl"}, {HPHW_FIO, 0x004, 0x00360, 0x0, "Hughes TOG VME FDDI"}, + {HPHW_FIO, 0x076, 0x000AD, 0x00, "Crestone Peak RS-232"}, {HPHW_IOA, 0x185, 0x0000B, 0x00, "Java BC Summit Port"}, {HPHW_IOA, 0x1FF, 0x0000B, 0x00, "Hitachi Ghostview Summit Port"}, {HPHW_IOA, 0x580, 0x0000B, 0x10, "U2-IOA BC Runway Port"}, diff --git a/arch/parisc/kernel/pacache.S b/arch/parisc/kernel/pacache.S index 36d7f40..b743a80 100644 --- a/arch/parisc/kernel/pacache.S +++ b/arch/parisc/kernel/pacache.S @@ -860,7 +860,7 @@ ENTRY(flush_dcache_page_asm) #endif ldil L%dcache_stride, %r1 - ldw R%dcache_stride(%r1), %r1 + ldw R%dcache_stride(%r1), r31 #ifdef CONFIG_64BIT depdi,z 1, 63-PAGE_SHIFT,1, %r25 @@ -868,26 +868,26 @@ ENTRY(flush_dcache_page_asm) depwi,z 1, 31-PAGE_SHIFT,1, %r25 #endif add %r28, %r25, %r25 - sub %r25, %r1, %r25 - - -1: fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) - fdc,m %r1(%r28) + sub %r25, r31, %r25 + + +1: fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) + fdc,m r31(%r28) cmpb,COND(<<) %r28, %r25,1b - fdc,m %r1(%r28) + fdc,m r31(%r28) sync @@ -936,7 +936,7 @@ ENTRY(flush_icache_page_asm) #endif ldil L%icache_stride, %r1 - ldw R%icache_stride(%r1), %r1 + ldw R%icache_stride(%r1), %r31 #ifdef CONFIG_64BIT depdi,z 1, 63-PAGE_SHIFT,1, %r25 @@ -944,28 +944,28 @@ ENTRY(flush_icache_page_asm) depwi,z 1, 31-PAGE_SHIFT,1, %r25 #endif add %r28, %r25, %r25 - sub %r25, %r1, %r25 + sub %r25, %r31, %r25 /* fic only has the type 26 form on PA1.1, requiring an * explicit space specification, so use %sr4 */ -1: fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) - fic,m %r1(%sr4,%r28) +1: fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) + fic,m %r31(%sr4,%r28) cmpb,COND(<<) %r28, %r25,1b - fic,m %r1(%sr4,%r28) + fic,m %r31(%sr4,%r28) sync diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c index 6030905..64f2764 100644 --- a/arch/parisc/kernel/pci.c +++ b/arch/parisc/kernel/pci.c @@ -220,6 +220,33 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res, } +int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, + enum pci_mmap_state mmap_state, int write_combine) +{ + unsigned long prot; + + /* + * I/O space can be accessed via normal processor loads and stores on + * this platform but for now we elect not to do this and portable + * drivers should not do this anyway. + */ + if (mmap_state == pci_mmap_io) + return -EINVAL; + + if (write_combine) + return -EINVAL; + + /* + * Ignore write-combine; for now only return uncached mappings. + */ + prot = pgprot_val(vma->vm_page_prot); + prot |= _PAGE_NO_CACHE; + vma->vm_page_prot = __pgprot(prot); + + return remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, + vma->vm_end - vma->vm_start, vma->vm_page_prot); +} + /* * A driver is enabling the device. We make sure that all the appropriate * bits are set to allow the device to operate as the driver is expecting. diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index 1c96564..505b56c 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -47,7 +47,7 @@ pte_t pg0[PT_INITIAL * PTRS_PER_PTE] __attribute__ ((__section__ (".data..vm0.pt #ifdef CONFIG_DISCONTIGMEM struct node_map_data node_data[MAX_NUMNODES] __read_mostly; -unsigned char pfnnid_map[PFNNID_MAP_MAX] __read_mostly; +signed char pfnnid_map[PFNNID_MAP_MAX] __read_mostly; #endif static struct resource data_resource = { diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index eabeec9..f46914a 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -994,7 +994,7 @@ void pcibios_setup_bus_self(struct pci_bus *bus) ppc_md.pci_dma_bus_setup(bus); } -void pcibios_setup_device(struct pci_dev *dev) +static void pcibios_setup_device(struct pci_dev *dev) { /* Fixup NUMA node as it may not be setup yet by the generic * code and is needed by the DMA init @@ -1015,6 +1015,17 @@ void pcibios_setup_device(struct pci_dev *dev) ppc_md.pci_irq_fixup(dev); } +int pcibios_add_device(struct pci_dev *dev) +{ + /* + * We can only call pcibios_setup_device() after bus setup is complete, + * since some of the platform specific DMA setup code depends on it. + */ + if (dev->bus->is_added) + pcibios_setup_device(dev); + return 0; +} + void pcibios_setup_bus_devices(struct pci_bus *bus) { struct pci_dev *dev; @@ -1469,10 +1480,6 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) if (ppc_md.pcibios_enable_device_hook(dev)) return -EINVAL; - /* avoid pcie irq fix up impact on cardbus */ - if (dev->hdr_type != PCI_HEADER_TYPE_CARDBUS) - pcibios_setup_device(dev); - return pci_enable_resources(dev, mask); } diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 5cd7ad0..1a1b511 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -673,7 +673,6 @@ int kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu) ret = s; goto out; } - kvmppc_lazy_ee_enable(); kvm_guest_enter(); @@ -699,6 +698,8 @@ int kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu) kvmppc_load_guest_fp(vcpu); #endif + kvmppc_lazy_ee_enable(); + ret = __kvmppc_vcpu_run(kvm_run, vcpu); /* No need for kvm_guest_exit. It's done in handle_exit. diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 237c8e5..77fdd2c 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -592,8 +592,14 @@ static void hugetlb_free_pmd_range(struct mmu_gather *tlb, pud_t *pud, do { pmd = pmd_offset(pud, addr); next = pmd_addr_end(addr, end); - if (pmd_none_or_clear_bad(pmd)) + if (!is_hugepd(pmd)) { + /* + * if it is not hugepd pointer, we should already find + * it cleared. + */ + WARN_ON(!pmd_none_or_clear_bad(pmd)); continue; + } #ifdef CONFIG_PPC_FSL_BOOK3E /* * Increment next by the size of the huge mapping since diff --git a/arch/powerpc/platforms/pseries/eeh_cache.c b/arch/powerpc/platforms/pseries/eeh_cache.c index 5a4c879..5ce3ba7 100644 --- a/arch/powerpc/platforms/pseries/eeh_cache.c +++ b/arch/powerpc/platforms/pseries/eeh_cache.c @@ -294,8 +294,6 @@ void __init eeh_addr_cache_build(void) spin_lock_init(&pci_io_addr_cache_root.piar_lock); for_each_pci_dev(dev) { - eeh_addr_cache_insert_dev(dev); - dn = pci_device_to_OF_node(dev); if (!dn) continue; @@ -308,6 +306,8 @@ void __init eeh_addr_cache_build(void) dev->dev.archdata.edev = edev; edev->pdev = dev; + eeh_addr_cache_insert_dev(dev); + eeh_sysfs_add_device(dev); } diff --git a/arch/powerpc/platforms/pseries/eeh_pe.c b/arch/powerpc/platforms/pseries/eeh_pe.c index fe43d1a..9d4a9e8 100644 --- a/arch/powerpc/platforms/pseries/eeh_pe.c +++ b/arch/powerpc/platforms/pseries/eeh_pe.c @@ -639,7 +639,8 @@ struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe) if (pe->type & EEH_PE_PHB) { bus = pe->phb->bus; - } else if (pe->type & EEH_PE_BUS) { + } else if (pe->type & EEH_PE_BUS || + pe->type & EEH_PE_DEVICE) { edev = list_first_entry(&pe->edevs, struct eeh_dev, list); pdev = eeh_dev_to_pci_dev(edev); if (pdev) diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index 028ac1f..46ac1dd 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -97,22 +97,14 @@ static int fsl_indirect_read_config(struct pci_bus *bus, unsigned int devfn, return indirect_read_config(bus, devfn, offset, len, val); } -static struct pci_ops fsl_indirect_pci_ops = +#if defined(CONFIG_FSL_SOC_BOOKE) || defined(CONFIG_PPC_86xx) + +static struct pci_ops fsl_indirect_pcie_ops = { .read = fsl_indirect_read_config, .write = indirect_write_config, }; -static void __init fsl_setup_indirect_pci(struct pci_controller* hose, - resource_size_t cfg_addr, - resource_size_t cfg_data, u32 flags) -{ - setup_indirect_pci(hose, cfg_addr, cfg_data, flags); - hose->ops = &fsl_indirect_pci_ops; -} - -#if defined(CONFIG_FSL_SOC_BOOKE) || defined(CONFIG_PPC_86xx) - #define MAX_PHYS_ADDR_BITS 40 static u64 pci64_dma_offset = 1ull << MAX_PHYS_ADDR_BITS; @@ -504,13 +496,15 @@ int __init fsl_add_bridge(struct platform_device *pdev, int is_primary) if (!hose->private_data) goto no_bridge; - fsl_setup_indirect_pci(hose, rsrc.start, rsrc.start + 0x4, - PPC_INDIRECT_TYPE_BIG_ENDIAN); + setup_indirect_pci(hose, rsrc.start, rsrc.start + 0x4, + PPC_INDIRECT_TYPE_BIG_ENDIAN); if (in_be32(&pci->block_rev1) < PCIE_IP_REV_3_0) hose->indirect_type |= PPC_INDIRECT_TYPE_FSL_CFG_REG_LINK; if (early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP)) { + /* use fsl_indirect_read_config for PCIe */ + hose->ops = &fsl_indirect_pcie_ops; /* For PCIE read HEADER_TYPE to identify controler mode */ early_read_config_byte(hose, 0, 0, PCI_HEADER_TYPE, &hdr_type); if ((hdr_type & 0x7f) != PCI_HEADER_TYPE_BRIDGE) @@ -814,8 +808,8 @@ int __init mpc83xx_add_bridge(struct device_node *dev) if (ret) goto err0; } else { - fsl_setup_indirect_pci(hose, rsrc_cfg.start, - rsrc_cfg.start + 4, 0); + setup_indirect_pci(hose, rsrc_cfg.start, + rsrc_cfg.start + 4, 0); } printk(KERN_INFO "Found FSL PCI host bridge at 0x%016llx. " diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h index 886ac7d..2f8c1ab 100644 --- a/arch/s390/include/asm/dma-mapping.h +++ b/arch/s390/include/asm/dma-mapping.h @@ -50,9 +50,10 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) { struct dma_map_ops *dma_ops = get_dma_ops(dev); + debug_dma_mapping_error(dev, dma_addr); if (dma_ops->mapping_error) return dma_ops->mapping_error(dev, dma_addr); - return (dma_addr == 0UL); + return (dma_addr == DMA_ERROR_CODE); } static inline void *dma_alloc_coherent(struct device *dev, size_t size, diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index d8a6a38..feb719d 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -754,9 +754,9 @@ static struct bin_attribute sys_reipl_fcp_scp_data_attr = { .write = reipl_fcp_scpdata_write, }; -DEFINE_IPL_ATTR_RW(reipl_fcp, wwpn, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(reipl_fcp, wwpn, "0x%016llx\n", "%llx\n", reipl_block_fcp->ipl_info.fcp.wwpn); -DEFINE_IPL_ATTR_RW(reipl_fcp, lun, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(reipl_fcp, lun, "0x%016llx\n", "%llx\n", reipl_block_fcp->ipl_info.fcp.lun); DEFINE_IPL_ATTR_RW(reipl_fcp, bootprog, "%lld\n", "%lld\n", reipl_block_fcp->ipl_info.fcp.bootprog); @@ -1323,9 +1323,9 @@ static struct shutdown_action __refdata reipl_action = { /* FCP dump device attributes */ -DEFINE_IPL_ATTR_RW(dump_fcp, wwpn, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(dump_fcp, wwpn, "0x%016llx\n", "%llx\n", dump_block_fcp->ipl_info.fcp.wwpn); -DEFINE_IPL_ATTR_RW(dump_fcp, lun, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(dump_fcp, lun, "0x%016llx\n", "%llx\n", dump_block_fcp->ipl_info.fcp.lun); DEFINE_IPL_ATTR_RW(dump_fcp, bootprog, "%lld\n", "%lld\n", dump_block_fcp->ipl_info.fcp.bootprog); diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index 408e866..dd3c199 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -312,6 +312,7 @@ void measurement_alert_subclass_unregister(void) } EXPORT_SYMBOL(measurement_alert_subclass_unregister); +#ifdef CONFIG_SMP void synchronize_irq(unsigned int irq) { /* @@ -320,6 +321,7 @@ void synchronize_irq(unsigned int irq) */ } EXPORT_SYMBOL_GPL(synchronize_irq); +#endif #ifndef CONFIG_PCI diff --git a/arch/s390/mm/mem_detect.c b/arch/s390/mm/mem_detect.c index 3cbd3b8..cca3882 100644 --- a/arch/s390/mm/mem_detect.c +++ b/arch/s390/mm/mem_detect.c @@ -123,7 +123,8 @@ void create_mem_hole(struct mem_chunk mem_chunk[], unsigned long addr, continue; } else if ((addr <= chunk->addr) && (addr + size >= chunk->addr + chunk->size)) { - memset(chunk, 0 , sizeof(*chunk)); + memmove(chunk, chunk + 1, (MEMORY_CHUNKS-i-1) * sizeof(*chunk)); + memset(&mem_chunk[MEMORY_CHUNKS-1], 0, sizeof(*chunk)); } else if (addr + size < chunk->addr + chunk->size) { chunk->size = chunk->addr + chunk->size - addr - size; chunk->addr = addr + size; diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index ff18e3c..7e4a97f 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -6,6 +6,7 @@ generic-y += cputime.h generic-y += div64.h generic-y += emergency-restart.h generic-y += exec.h +generic-y += linkage.h generic-y += local64.h generic-y += mutex.h generic-y += irq_regs.h diff --git a/arch/sparc/include/asm/leon.h b/arch/sparc/include/asm/leon.h index 15a7169..b836e92 100644 --- a/arch/sparc/include/asm/leon.h +++ b/arch/sparc/include/asm/leon.h @@ -135,7 +135,7 @@ static inline int sparc_leon3_cpuid(void) #ifdef CONFIG_SMP # define LEON3_IRQ_IPI_DEFAULT 13 -# define LEON3_IRQ_TICKER (leon3_ticker_irq) +# define LEON3_IRQ_TICKER (leon3_gptimer_irq) # define LEON3_IRQ_CROSS_CALL 15 #endif diff --git a/arch/sparc/include/asm/leon_amba.h b/arch/sparc/include/asm/leon_amba.h index f3034ed..24ec48c 100644 --- a/arch/sparc/include/asm/leon_amba.h +++ b/arch/sparc/include/asm/leon_amba.h @@ -47,6 +47,7 @@ struct amba_prom_registers { #define LEON3_GPTIMER_LD 4 #define LEON3_GPTIMER_IRQEN 8 #define LEON3_GPTIMER_SEPIRQ 8 +#define LEON3_GPTIMER_TIMERS 0x7 #define LEON23_REG_TIMER_CONTROL_EN 0x00000001 /* 1 = enable counting */ /* 0 = hold scalar and counter */ diff --git a/arch/sparc/include/asm/linkage.h b/arch/sparc/include/asm/linkage.h deleted file mode 100644 index 291c2d0..0000000 --- a/arch/sparc/include/asm/linkage.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_LINKAGE_H -#define __ASM_LINKAGE_H - -/* Nothing to see here... */ - -#endif diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index 75bb608..5ef48da 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -843,7 +843,8 @@ void ldom_reboot(const char *boot_command) unsigned long len; strcpy(full_boot_str, "boot "); - strcpy(full_boot_str + strlen("boot "), boot_command); + strlcpy(full_boot_str + strlen("boot "), boot_command, + sizeof(full_boot_str + strlen("boot "))); len = strlen(full_boot_str); if (reboot_data_supported) { diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c index 7c0231d..b7c6897 100644 --- a/arch/sparc/kernel/leon_kernel.c +++ b/arch/sparc/kernel/leon_kernel.c @@ -38,7 +38,6 @@ static DEFINE_SPINLOCK(leon_irq_lock); unsigned long leon3_gptimer_irq; /* interrupt controller irq number */ unsigned long leon3_gptimer_idx; /* Timer Index (0..6) within Timer Core */ -int leon3_ticker_irq; /* Timer ticker IRQ */ unsigned int sparc_leon_eirq; #define LEON_IMASK(cpu) (&leon3_irqctrl_regs->mask[cpu]) #define LEON_IACK (&leon3_irqctrl_regs->iclear) @@ -278,6 +277,9 @@ irqreturn_t leon_percpu_timer_ce_interrupt(int irq, void *unused) leon_clear_profile_irq(cpu); + if (cpu == boot_cpu_id) + timer_interrupt(irq, NULL); + ce = &per_cpu(sparc32_clockevent, cpu); irq_enter(); @@ -299,6 +301,7 @@ void __init leon_init_timers(void) int icsel; int ampopts; int err; + u32 config; sparc_config.get_cycles_offset = leon_cycles_offset; sparc_config.cs_period = 1000000 / HZ; @@ -377,23 +380,6 @@ void __init leon_init_timers(void) LEON3_BYPASS_STORE_PA( &leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl, 0); -#ifdef CONFIG_SMP - leon3_ticker_irq = leon3_gptimer_irq + 1 + leon3_gptimer_idx; - - if (!(LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->config) & - (1<<LEON3_GPTIMER_SEPIRQ))) { - printk(KERN_ERR "timer not configured with separate irqs\n"); - BUG(); - } - - LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx+1].val, - 0); - LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx+1].rld, - (((1000000/HZ) - 1))); - LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx+1].ctrl, - 0); -#endif - /* * The IRQ controller may (if implemented) consist of multiple * IRQ controllers, each mapped on a 4Kb boundary. @@ -416,13 +402,6 @@ void __init leon_init_timers(void) if (eirq != 0) leon_eirq_setup(eirq); - irq = _leon_build_device_irq(NULL, leon3_gptimer_irq+leon3_gptimer_idx); - err = request_irq(irq, timer_interrupt, IRQF_TIMER, "timer", NULL); - if (err) { - printk(KERN_ERR "unable to attach timer IRQ%d\n", irq); - prom_halt(); - } - #ifdef CONFIG_SMP { unsigned long flags; @@ -439,30 +418,31 @@ void __init leon_init_timers(void) } #endif - LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl, - LEON3_GPTIMER_EN | - LEON3_GPTIMER_RL | - LEON3_GPTIMER_LD | - LEON3_GPTIMER_IRQEN); + config = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->config); + if (config & (1 << LEON3_GPTIMER_SEPIRQ)) + leon3_gptimer_irq += leon3_gptimer_idx; + else if ((config & LEON3_GPTIMER_TIMERS) > 1) + pr_warn("GPTIMER uses shared irqs, using other timers of the same core will fail.\n"); #ifdef CONFIG_SMP /* Install per-cpu IRQ handler for broadcasted ticker */ - irq = leon_build_device_irq(leon3_ticker_irq, handle_percpu_irq, + irq = leon_build_device_irq(leon3_gptimer_irq, handle_percpu_irq, "per-cpu", 0); err = request_irq(irq, leon_percpu_timer_ce_interrupt, - IRQF_PERCPU | IRQF_TIMER, "ticker", - NULL); + IRQF_PERCPU | IRQF_TIMER, "timer", NULL); +#else + irq = _leon_build_device_irq(NULL, leon3_gptimer_irq); + err = request_irq(irq, timer_interrupt, IRQF_TIMER, "timer", NULL); +#endif if (err) { - printk(KERN_ERR "unable to attach ticker IRQ%d\n", irq); + pr_err("Unable to attach timer IRQ%d\n", irq); prom_halt(); } - - LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx+1].ctrl, + LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl, LEON3_GPTIMER_EN | LEON3_GPTIMER_RL | LEON3_GPTIMER_LD | LEON3_GPTIMER_IRQEN); -#endif return; bad: printk(KERN_ERR "No Timer/irqctrl found\n"); diff --git a/arch/sparc/kernel/leon_pci_grpci1.c b/arch/sparc/kernel/leon_pci_grpci1.c index 7739a54..6df26e3 100644 --- a/arch/sparc/kernel/leon_pci_grpci1.c +++ b/arch/sparc/kernel/leon_pci_grpci1.c @@ -536,11 +536,9 @@ static int grpci1_of_probe(struct platform_device *ofdev) /* find device register base address */ res = platform_get_resource(ofdev, IORESOURCE_MEM, 0); - regs = devm_request_and_ioremap(&ofdev->dev, res); - if (!regs) { - dev_err(&ofdev->dev, "io-regs mapping failed\n"); - return -EADDRNOTAVAIL; - } + regs = devm_ioremap_resource(&ofdev->dev, res); + if (IS_ERR(regs)) + return PTR_ERR(regs); /* * check that we're in Host Slot and that we can act as a Host Bridge diff --git a/arch/sparc/kernel/leon_pmc.c b/arch/sparc/kernel/leon_pmc.c index bdf53d9..b0b3967 100644 --- a/arch/sparc/kernel/leon_pmc.c +++ b/arch/sparc/kernel/leon_pmc.c @@ -47,6 +47,10 @@ void pmc_leon_idle_fixup(void) * MMU does not get a TLB miss here by using the MMU BYPASS ASI. */ register unsigned int address = (unsigned int)leon3_irqctrl_regs; + + /* Interrupts need to be enabled to not hang the CPU */ + local_irq_enable(); + __asm__ __volatile__ ( "wr %%g0, %%asr19\n" "lda [%0] %1, %%g0\n" @@ -60,6 +64,9 @@ void pmc_leon_idle_fixup(void) */ void pmc_leon_idle(void) { + /* Interrupts need to be enabled to not hang the CPU */ + local_irq_enable(); + /* For systems without power-down, this will be no-op */ __asm__ __volatile__ ("wr %g0, %asr19\n\t"); } diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c index 38bf80a..1434526 100644 --- a/arch/sparc/kernel/setup_32.c +++ b/arch/sparc/kernel/setup_32.c @@ -304,7 +304,7 @@ void __init setup_arch(char **cmdline_p) /* Initialize PROM console and command line. */ *cmdline_p = prom_getbootargs(); - strcpy(boot_command_line, *cmdline_p); + strlcpy(boot_command_line, *cmdline_p, COMMAND_LINE_SIZE); parse_early_param(); boot_flags_init(*cmdline_p); diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c index 88a127b..1378554 100644 --- a/arch/sparc/kernel/setup_64.c +++ b/arch/sparc/kernel/setup_64.c @@ -555,7 +555,7 @@ void __init setup_arch(char **cmdline_p) { /* Initialize PROM console and command line. */ *cmdline_p = prom_getbootargs(); - strcpy(boot_command_line, *cmdline_p); + strlcpy(boot_command_line, *cmdline_p, COMMAND_LINE_SIZE); parse_early_param(); boot_flags_init(*cmdline_p); diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index a717199..04fd55a 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -1098,7 +1098,14 @@ static int __init grab_mblocks(struct mdesc_handle *md) m->size = *val; val = mdesc_get_property(md, node, "address-congruence-offset", NULL); - m->offset = *val; + + /* The address-congruence-offset property is optional. + * Explicity zero it be identifty this. + */ + if (val) + m->offset = *val; + else + m->offset = 0UL; numadbg("MBLOCK[%d]: base[%llx] size[%llx] offset[%llx]\n", count - 1, m->base, m->size, m->offset); diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c index 83d89bc..37e7bc4 100644 --- a/arch/sparc/mm/tlb.c +++ b/arch/sparc/mm/tlb.c @@ -85,8 +85,8 @@ static void tlb_batch_add_one(struct mm_struct *mm, unsigned long vaddr, } if (!tb->active) { - global_flush_tlb_page(mm, vaddr); flush_tsb_user_page(mm, vaddr); + global_flush_tlb_page(mm, vaddr); goto out; } diff --git a/arch/sparc/prom/bootstr_32.c b/arch/sparc/prom/bootstr_32.c index f5ec32e..d2b49d2 100644 --- a/arch/sparc/prom/bootstr_32.c +++ b/arch/sparc/prom/bootstr_32.c @@ -23,23 +23,25 @@ prom_getbootargs(void) return barg_buf; } - switch(prom_vers) { + switch (prom_vers) { case PROM_V0: cp = barg_buf; /* Start from 1 and go over fd(0,0,0)kernel */ - for(iter = 1; iter < 8; iter++) { + for (iter = 1; iter < 8; iter++) { arg = (*(romvec->pv_v0bootargs))->argv[iter]; if (arg == NULL) break; - while(*arg != 0) { + while (*arg != 0) { /* Leave place for space and null. */ - if(cp >= barg_buf + BARG_LEN-2){ + if (cp >= barg_buf + BARG_LEN - 2) /* We might issue a warning here. */ break; - } *cp++ = *arg++; } *cp++ = ' '; + if (cp >= barg_buf + BARG_LEN - 1) + /* We might issue a warning here. */ + break; } *cp = 0; break; diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c index 92204c3..bd1b2a3 100644 --- a/arch/sparc/prom/tree_64.c +++ b/arch/sparc/prom/tree_64.c @@ -39,7 +39,7 @@ inline phandle __prom_getchild(phandle node) return prom_node_to_node("child", node); } -inline phandle prom_getchild(phandle node) +phandle prom_getchild(phandle node) { phandle cnode; @@ -72,7 +72,7 @@ inline phandle __prom_getsibling(phandle node) return prom_node_to_node(prom_peer_name, node); } -inline phandle prom_getsibling(phandle node) +phandle prom_getsibling(phandle node) { phandle sibnode; @@ -89,7 +89,7 @@ EXPORT_SYMBOL(prom_getsibling); /* Return the length in bytes of property 'prop' at node 'node'. * Return -1 on error. */ -inline int prom_getproplen(phandle node, const char *prop) +int prom_getproplen(phandle node, const char *prop) { unsigned long args[6]; @@ -113,8 +113,8 @@ EXPORT_SYMBOL(prom_getproplen); * 'buffer' which has a size of 'bufsize'. If the acquisition * was successful the length will be returned, else -1 is returned. */ -inline int prom_getproperty(phandle node, const char *prop, - char *buffer, int bufsize) +int prom_getproperty(phandle node, const char *prop, + char *buffer, int bufsize) { unsigned long args[8]; int plen; @@ -141,7 +141,7 @@ EXPORT_SYMBOL(prom_getproperty); /* Acquire an integer property and return its value. Returns -1 * on failure. */ -inline int prom_getint(phandle node, const char *prop) +int prom_getint(phandle node, const char *prop) { int intprop; @@ -235,7 +235,7 @@ static const char *prom_nextprop_name = "nextprop"; /* Return the first property type for node 'node'. * buffer should be at least 32B in length */ -inline char *prom_firstprop(phandle node, char *buffer) +char *prom_firstprop(phandle node, char *buffer) { unsigned long args[7]; @@ -261,7 +261,7 @@ EXPORT_SYMBOL(prom_firstprop); * at node 'node' . Returns NULL string if no more * property types for this node. */ -inline char *prom_nextprop(phandle node, const char *oprop, char *buffer) +char *prom_nextprop(phandle node, const char *oprop, char *buffer) { unsigned long args[7]; char buf[32]; diff --git a/arch/tile/lib/exports.c b/arch/tile/lib/exports.c index 4385cb6..a93b02a 100644 --- a/arch/tile/lib/exports.c +++ b/arch/tile/lib/exports.c @@ -84,4 +84,6 @@ uint64_t __ashrdi3(uint64_t, unsigned int); EXPORT_SYMBOL(__ashrdi3); uint64_t __ashldi3(uint64_t, unsigned int); EXPORT_SYMBOL(__ashldi3); +int __ffsdi2(uint64_t); +EXPORT_SYMBOL(__ffsdi2); #endif diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c index d7d2185..3df3bd5 100644 --- a/arch/um/drivers/mconsole_kern.c +++ b/arch/um/drivers/mconsole_kern.c @@ -147,7 +147,7 @@ void mconsole_proc(struct mc_request *req) } do { - loff_t pos; + loff_t pos = file->f_pos; mm_segment_t old_fs = get_fs(); set_fs(KERNEL_DS); len = vfs_read(file, buf, PAGE_SIZE - 1, &pos); diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 685692c..fe120da 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -2265,6 +2265,7 @@ source "fs/Kconfig.binfmt" config IA32_EMULATION bool "IA32 Emulation" depends on X86_64 + select BINFMT_ELF select COMPAT_BINFMT_ELF select HAVE_UID16 ---help--- diff --git a/arch/x86/crypto/aesni-intel_asm.S b/arch/x86/crypto/aesni-intel_asm.S index 62fe22c..477e9d7 100644 --- a/arch/x86/crypto/aesni-intel_asm.S +++ b/arch/x86/crypto/aesni-intel_asm.S @@ -2681,56 +2681,68 @@ ENTRY(aesni_xts_crypt8) addq %rcx, KEYP movdqa IV, STATE1 - pxor 0x00(INP), STATE1 + movdqu 0x00(INP), INC + pxor INC, STATE1 movdqu IV, 0x00(OUTP) _aesni_gf128mul_x_ble() movdqa IV, STATE2 - pxor 0x10(INP), STATE2 + movdqu 0x10(INP), INC + pxor INC, STATE2 movdqu IV, 0x10(OUTP) _aesni_gf128mul_x_ble() movdqa IV, STATE3 - pxor 0x20(INP), STATE3 + movdqu 0x20(INP), INC + pxor INC, STATE3 movdqu IV, 0x20(OUTP) _aesni_gf128mul_x_ble() movdqa IV, STATE4 - pxor 0x30(INP), STATE4 + movdqu 0x30(INP), INC + pxor INC, STATE4 movdqu IV, 0x30(OUTP) call *%r11 - pxor 0x00(OUTP), STATE1 + movdqu 0x00(OUTP), INC + pxor INC, STATE1 movdqu STATE1, 0x00(OUTP) _aesni_gf128mul_x_ble() movdqa IV, STATE1 - pxor 0x40(INP), STATE1 + movdqu 0x40(INP), INC + pxor INC, STATE1 movdqu IV, 0x40(OUTP) - pxor 0x10(OUTP), STATE2 + movdqu 0x10(OUTP), INC + pxor INC, STATE2 movdqu STATE2, 0x10(OUTP) _aesni_gf128mul_x_ble() movdqa IV, STATE2 - pxor 0x50(INP), STATE2 + movdqu 0x50(INP), INC + pxor INC, STATE2 movdqu IV, 0x50(OUTP) - pxor 0x20(OUTP), STATE3 + movdqu 0x20(OUTP), INC + pxor INC, STATE3 movdqu STATE3, 0x20(OUTP) _aesni_gf128mul_x_ble() movdqa IV, STATE3 - pxor 0x60(INP), STATE3 + movdqu 0x60(INP), INC + pxor INC, STATE3 movdqu IV, 0x60(OUTP) - pxor 0x30(OUTP), STATE4 + movdqu 0x30(OUTP), INC + pxor INC, STATE4 movdqu STATE4, 0x30(OUTP) _aesni_gf128mul_x_ble() movdqa IV, STATE4 - pxor 0x70(INP), STATE4 + movdqu 0x70(INP), INC + pxor INC, STATE4 movdqu IV, 0x70(OUTP) _aesni_gf128mul_x_ble() @@ -2738,16 +2750,20 @@ ENTRY(aesni_xts_crypt8) call *%r11 - pxor 0x40(OUTP), STATE1 + movdqu 0x40(OUTP), INC + pxor INC, STATE1 movdqu STATE1, 0x40(OUTP) - pxor 0x50(OUTP), STATE2 + movdqu 0x50(OUTP), INC + pxor INC, STATE2 movdqu STATE2, 0x50(OUTP) - pxor 0x60(OUTP), STATE3 + movdqu 0x60(OUTP), INC + pxor INC, STATE3 movdqu STATE3, 0x60(OUTP) - pxor 0x70(OUTP), STATE4 + movdqu 0x70(OUTP), INC + pxor INC, STATE4 movdqu STATE4, 0x70(OUTP) ret diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c index 805078e..52ff81c 100644 --- a/arch/x86/ia32/ia32_aout.c +++ b/arch/x86/ia32/ia32_aout.c @@ -192,7 +192,7 @@ static int aout_core_dump(long signr, struct pt_regs *regs, struct file *file, /* struct user */ DUMP_WRITE(&dump, sizeof(dump)); /* Now dump all of the user data. Include malloced stuff as well */ - DUMP_SEEK(PAGE_SIZE); + DUMP_SEEK(PAGE_SIZE - sizeof(dump)); /* now we start writing out the user space info */ set_fs(USER_DS); /* Dump the data area */ diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h index ba870bb..57873be 100644 --- a/arch/x86/include/asm/irq.h +++ b/arch/x86/include/asm/irq.h @@ -41,4 +41,9 @@ extern int vector_used_by_percpu_irq(unsigned int vector); extern void init_ISA_irqs(void); +#ifdef CONFIG_X86_LOCAL_APIC +void arch_trigger_all_cpu_backtrace(void); +#define arch_trigger_all_cpu_backtrace arch_trigger_all_cpu_backtrace +#endif + #endif /* _ASM_X86_IRQ_H */ diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h index 6825e2e..6bc3985 100644 --- a/arch/x86/include/asm/microcode.h +++ b/arch/x86/include/asm/microcode.h @@ -60,11 +60,11 @@ static inline void __exit exit_amd_microcode(void) {} #ifdef CONFIG_MICROCODE_EARLY #define MAX_UCODE_COUNT 128 extern void __init load_ucode_bsp(void); -extern __init void load_ucode_ap(void); +extern void __cpuinit load_ucode_ap(void); extern int __init save_microcode_in_initrd(void); #else static inline void __init load_ucode_bsp(void) {} -static inline __init void load_ucode_ap(void) {} +static inline void __cpuinit load_ucode_ap(void) {} static inline int __init save_microcode_in_initrd(void) { return 0; diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h index c0fa356..86f9301 100644 --- a/arch/x86/include/asm/nmi.h +++ b/arch/x86/include/asm/nmi.h @@ -18,9 +18,7 @@ extern int proc_nmi_enabled(struct ctl_table *, int , void __user *, size_t *, loff_t *); extern int unknown_nmi_panic; -void arch_trigger_all_cpu_backtrace(void); -#define arch_trigger_all_cpu_backtrace arch_trigger_all_cpu_backtrace -#endif +#endif /* CONFIG_X86_LOCAL_APIC */ #define NMI_FLAG_FIRST 1 diff --git a/arch/x86/kernel/apic/hw_nmi.c b/arch/x86/kernel/apic/hw_nmi.c index 31cb9ae..a698d71 100644 --- a/arch/x86/kernel/apic/hw_nmi.c +++ b/arch/x86/kernel/apic/hw_nmi.c @@ -9,6 +9,7 @@ * */ #include <asm/apic.h> +#include <asm/nmi.h> #include <linux/cpumask.h> #include <linux/kdebug.h> diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c index 35ffda5..5f90b85 100644 --- a/arch/x86/kernel/cpu/mtrr/cleanup.c +++ b/arch/x86/kernel/cpu/mtrr/cleanup.c @@ -714,15 +714,15 @@ int __init mtrr_cleanup(unsigned address_bits) if (mtrr_tom2) x_remove_size = (mtrr_tom2 >> PAGE_SHIFT) - x_remove_base; - nr_range = x86_get_mtrr_mem_range(range, 0, x_remove_base, x_remove_size); /* * [0, 1M) should always be covered by var mtrr with WB * and fixed mtrrs should take effect before var mtrr for it: */ - nr_range = add_range_with_merge(range, RANGE_NUM, nr_range, 0, + nr_range = add_range_with_merge(range, RANGE_NUM, 0, 0, 1ULL<<(20 - PAGE_SHIFT)); - /* Sort the ranges: */ - sort_range(range, nr_range); + /* add from var mtrr at last */ + nr_range = x86_get_mtrr_mem_range(range, nr_range, + x_remove_base, x_remove_size); range_sums = sum_ranges(range, nr_range); printk(KERN_INFO "total RAM covered: %ldM\n", diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index f60d41f..a9e2207 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -165,13 +165,13 @@ static struct extra_reg intel_snb_extra_regs[] __read_mostly = { INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0x3f807f8fffull, RSP_0), INTEL_EVENT_EXTRA_REG(0xbb, MSR_OFFCORE_RSP_1, 0x3f807f8fffull, RSP_1), INTEL_UEVENT_PEBS_LDLAT_EXTRA_REG(0x01cd), - INTEL_UEVENT_PEBS_LDLAT_EXTRA_REG(0x01cd), EVENT_EXTRA_END }; static struct extra_reg intel_snbep_extra_regs[] __read_mostly = { INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0x3fffff8fffull, RSP_0), INTEL_EVENT_EXTRA_REG(0xbb, MSR_OFFCORE_RSP_1, 0x3fffff8fffull, RSP_1), + INTEL_UEVENT_PEBS_LDLAT_EXTRA_REG(0x01cd), EVENT_EXTRA_END }; diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index 9895a9a..211bce4 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -365,10 +365,14 @@ int __kprobes __copy_instruction(u8 *dest, u8 *src) return insn.length; } -static void __kprobes arch_copy_kprobe(struct kprobe *p) +static int __kprobes arch_copy_kprobe(struct kprobe *p) { + int ret; + /* Copy an instruction with recovering if other optprobe modifies it.*/ - __copy_instruction(p->ainsn.insn, p->addr); + ret = __copy_instruction(p->ainsn.insn, p->addr); + if (!ret) + return -EINVAL; /* * __copy_instruction can modify the displacement of the instruction, @@ -384,6 +388,8 @@ static void __kprobes arch_copy_kprobe(struct kprobe *p) /* Also, displacement change doesn't affect the first byte */ p->opcode = p->ainsn.insn[0]; + + return 0; } int __kprobes arch_prepare_kprobe(struct kprobe *p) @@ -397,8 +403,8 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p) p->ainsn.insn = get_insn_slot(); if (!p->ainsn.insn) return -ENOMEM; - arch_copy_kprobe(p); - return 0; + + return arch_copy_kprobe(p); } void __kprobes arch_arm_kprobe(struct kprobe *p) diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index d2c3812..3dd37eb 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -242,6 +242,7 @@ void __init kvmclock_init(void) if (!mem) return; hv_clock = __va(mem); + memset(hv_clock, 0, size); if (kvm_register_clock("boot clock")) { hv_clock = NULL; diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 4e7a37f..81a5f5e 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -277,18 +277,6 @@ void exit_idle(void) } #endif -void arch_cpu_idle_prepare(void) -{ - /* - * If we're the non-boot CPU, nothing set the stack canary up - * for us. CPU0 already has it initialized but no harm in - * doing it again. This is a good place for updating it, as - * we wont ever return from this function (so the invalid - * canaries already on the stack wont ever trigger). - */ - boot_init_stack_canary(); -} - void arch_cpu_idle_enter(void) { local_touch_nmi(); diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 9c73b51..bfd348e 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -372,15 +372,15 @@ static bool __cpuinit match_mc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) void __cpuinit set_cpu_sibling_map(int cpu) { - bool has_mc = boot_cpu_data.x86_max_cores > 1; bool has_smt = smp_num_siblings > 1; + bool has_mp = has_smt || boot_cpu_data.x86_max_cores > 1; struct cpuinfo_x86 *c = &cpu_data(cpu); struct cpuinfo_x86 *o; int i; cpumask_set_cpu(cpu, cpu_sibling_setup_mask); - if (!has_smt && !has_mc) { + if (!has_mp) { cpumask_set_cpu(cpu, cpu_sibling_mask(cpu)); cpumask_set_cpu(cpu, cpu_llc_shared_mask(cpu)); cpumask_set_cpu(cpu, cpu_core_mask(cpu)); @@ -394,7 +394,7 @@ void __cpuinit set_cpu_sibling_map(int cpu) if ((i == cpu) || (has_smt && match_smt(c, o))) link_mask(sibling, cpu, i); - if ((i == cpu) || (has_mc && match_llc(c, o))) + if ((i == cpu) || (has_mp && match_llc(c, o))) link_mask(llc_shared, cpu, i); } @@ -406,7 +406,7 @@ void __cpuinit set_cpu_sibling_map(int cpu) for_each_cpu(i, cpu_sibling_setup_mask) { o = &cpu_data(i); - if ((i == cpu) || (has_mc && match_mc(c, o))) { + if ((i == cpu) || (has_mp && match_mc(c, o))) { link_mask(core, cpu, i); /* diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 094b5d9..e8ba99c 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -582,8 +582,6 @@ int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) if (index != XCR_XFEATURE_ENABLED_MASK) return 1; xcr0 = xcr; - if (kvm_x86_ops->get_cpl(vcpu) != 0) - return 1; if (!(xcr0 & XSTATE_FP)) return 1; if ((xcr0 & XSTATE_YMM) && !(xcr0 & XSTATE_SSE)) @@ -597,7 +595,8 @@ int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) int kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) { - if (__kvm_set_xcr(vcpu, index, xcr)) { + if (kvm_x86_ops->get_cpl(vcpu) != 0 || + __kvm_set_xcr(vcpu, index, xcr)) { kvm_inject_gp(vcpu, 0); return 1; } diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index 5ae2eb0..d2fbced 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -1069,7 +1069,10 @@ efi_status_t efi_query_variable_store(u32 attributes, unsigned long size) * that by attempting to use more space than is available. */ unsigned long dummy_size = remaining_size + 1024; - void *dummy = kmalloc(dummy_size, GFP_ATOMIC); + void *dummy = kzalloc(dummy_size, GFP_ATOMIC); + + if (!dummy) + return EFI_OUT_OF_RESOURCES; status = efi.set_variable(efi_dummy_name, &EFI_DUMMY_GUID, EFI_VARIABLE_NON_VOLATILE | @@ -1089,6 +1092,8 @@ efi_status_t efi_query_variable_store(u32 attributes, unsigned long size) 0, dummy); } + kfree(dummy); + /* * The runtime code may now have triggered a garbage collection * run, so check the variable info again diff --git a/crypto/algboss.c b/crypto/algboss.c index 769219b..76fc0b2 100644 --- a/crypto/algboss.c +++ b/crypto/algboss.c @@ -45,10 +45,9 @@ struct cryptomgr_param { } nu32; } attrs[CRYPTO_MAX_ATTRS]; - char larval[CRYPTO_MAX_ALG_NAME]; char template[CRYPTO_MAX_ALG_NAME]; - struct completion *completion; + struct crypto_larval *larval; u32 otype; u32 omask; @@ -87,7 +86,8 @@ static int cryptomgr_probe(void *data) crypto_tmpl_put(tmpl); out: - complete_all(param->completion); + complete_all(¶m->larval->completion); + crypto_alg_put(¶m->larval->alg); kfree(param); module_put_and_exit(0); } @@ -187,18 +187,19 @@ static int cryptomgr_schedule_probe(struct crypto_larval *larval) param->otype = larval->alg.cra_flags; param->omask = larval->mask; - memcpy(param->larval, larval->alg.cra_name, CRYPTO_MAX_ALG_NAME); - - param->completion = &larval->completion; + crypto_alg_get(&larval->alg); + param->larval = larval; thread = kthread_run(cryptomgr_probe, param, "cryptomgr_probe"); if (IS_ERR(thread)) - goto err_free_param; + goto err_put_larval; wait_for_completion_interruptible(&larval->completion); return NOTIFY_STOP; +err_put_larval: + crypto_alg_put(&larval->alg); err_free_param: kfree(param); err_put_module: diff --git a/crypto/api.c b/crypto/api.c index 033a714..3b61803 100644 --- a/crypto/api.c +++ b/crypto/api.c @@ -34,12 +34,6 @@ EXPORT_SYMBOL_GPL(crypto_alg_sem); BLOCKING_NOTIFIER_HEAD(crypto_chain); EXPORT_SYMBOL_GPL(crypto_chain); -static inline struct crypto_alg *crypto_alg_get(struct crypto_alg *alg) -{ - atomic_inc(&alg->cra_refcnt); - return alg; -} - struct crypto_alg *crypto_mod_get(struct crypto_alg *alg) { return try_module_get(alg->cra_module) ? crypto_alg_get(alg) : NULL; diff --git a/crypto/internal.h b/crypto/internal.h index 9ebedae..bd39bfc 100644 --- a/crypto/internal.h +++ b/crypto/internal.h @@ -103,6 +103,12 @@ int crypto_register_notifier(struct notifier_block *nb); int crypto_unregister_notifier(struct notifier_block *nb); int crypto_probing_notify(unsigned long val, void *v); +static inline struct crypto_alg *crypto_alg_get(struct crypto_alg *alg) +{ + atomic_inc(&alg->cra_refcnt); + return alg; +} + static inline void crypto_alg_put(struct crypto_alg *alg) { if (atomic_dec_and_test(&alg->cra_refcnt) && alg->cra_destroy) diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index 652fd5c..cab13f2 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -164,15 +164,24 @@ static int acpi_lpss_create_device(struct acpi_device *adev, if (dev_desc->clk_required) { ret = register_device_clock(adev, pdata); if (ret) { - /* - * Skip the device, but don't terminate the namespace - * scan. - */ - kfree(pdata); - return 0; + /* Skip the device, but continue the namespace scan. */ + ret = 0; + goto err_out; } } + /* + * This works around a known issue in ACPI tables where LPSS devices + * have _PS0 and _PS3 without _PSC (and no power resources), so + * acpi_bus_init_power() will assume that the BIOS has put them into D0. + */ + ret = acpi_device_fix_up_power(adev); + if (ret) { + /* Skip the device, but continue the namespace scan. */ + ret = 0; + goto err_out; + } + adev->driver_data = pdata; ret = acpi_create_platform_device(adev, id); if (ret > 0) diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c index 318fa32..31c217a 100644 --- a/drivers/acpi/device_pm.c +++ b/drivers/acpi/device_pm.c @@ -290,6 +290,26 @@ int acpi_bus_init_power(struct acpi_device *device) return 0; } +/** + * acpi_device_fix_up_power - Force device with missing _PSC into D0. + * @device: Device object whose power state is to be fixed up. + * + * Devices without power resources and _PSC, but having _PS0 and _PS3 defined, + * are assumed to be put into D0 by the BIOS. However, in some cases that may + * not be the case and this function should be used then. + */ +int acpi_device_fix_up_power(struct acpi_device *device) +{ + int ret = 0; + + if (!device->power.flags.power_resources + && !device->power.flags.explicit_get + && device->power.state == ACPI_STATE_D0) + ret = acpi_dev_pm_explicit_set(device, ACPI_STATE_D0); + + return ret; +} + int acpi_bus_update_power(acpi_handle handle, int *state_p) { struct acpi_device *device; diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c index 4fdea38..14de9f4 100644 --- a/drivers/acpi/dock.c +++ b/drivers/acpi/dock.c @@ -66,20 +66,21 @@ struct dock_station { spinlock_t dd_lock; struct mutex hp_lock; struct list_head dependent_devices; - struct list_head hotplug_devices; struct list_head sibling; struct platform_device *dock_device; }; static LIST_HEAD(dock_stations); static int dock_station_count; +static DEFINE_MUTEX(hotplug_lock); struct dock_dependent_device { struct list_head list; - struct list_head hotplug_list; acpi_handle handle; - const struct acpi_dock_ops *ops; - void *context; + const struct acpi_dock_ops *hp_ops; + void *hp_context; + unsigned int hp_refcount; + void (*hp_release)(void *); }; #define DOCK_DOCKING 0x00000001 @@ -111,7 +112,6 @@ add_dock_dependent_device(struct dock_station *ds, acpi_handle handle) dd->handle = handle; INIT_LIST_HEAD(&dd->list); - INIT_LIST_HEAD(&dd->hotplug_list); spin_lock(&ds->dd_lock); list_add_tail(&dd->list, &ds->dependent_devices); @@ -121,35 +121,90 @@ add_dock_dependent_device(struct dock_station *ds, acpi_handle handle) } /** - * dock_add_hotplug_device - associate a hotplug handler with the dock station - * @ds: The dock station - * @dd: The dependent device struct - * - * Add the dependent device to the dock's hotplug device list + * dock_init_hotplug - Initialize a hotplug device on a docking station. + * @dd: Dock-dependent device. + * @ops: Dock operations to attach to the dependent device. + * @context: Data to pass to the @ops callbacks and @release. + * @init: Optional initialization routine to run after setting up context. + * @release: Optional release routine to run on removal. */ -static void -dock_add_hotplug_device(struct dock_station *ds, - struct dock_dependent_device *dd) +static int dock_init_hotplug(struct dock_dependent_device *dd, + const struct acpi_dock_ops *ops, void *context, + void (*init)(void *), void (*release)(void *)) { - mutex_lock(&ds->hp_lock); - list_add_tail(&dd->hotplug_list, &ds->hotplug_devices); - mutex_unlock(&ds->hp_lock); + int ret = 0; + + mutex_lock(&hotplug_lock); + + if (dd->hp_context) { + ret = -EEXIST; + } else { + dd->hp_refcount = 1; + dd->hp_ops = ops; + dd->hp_context = context; + dd->hp_release = release; + } + + if (!WARN_ON(ret) && init) + init(context); + + mutex_unlock(&hotplug_lock); + return ret; } /** - * dock_del_hotplug_device - remove a hotplug handler from the dock station - * @ds: The dock station - * @dd: the dependent device struct + * dock_release_hotplug - Decrement hotplug reference counter of dock device. + * @dd: Dock-dependent device. * - * Delete the dependent device from the dock's hotplug device list + * Decrement the reference counter of @dd and if 0, detach its hotplug + * operations from it, reset its context pointer and run the optional release + * routine if present. */ -static void -dock_del_hotplug_device(struct dock_station *ds, - struct dock_dependent_device *dd) +static void dock_release_hotplug(struct dock_dependent_device *dd) { - mutex_lock(&ds->hp_lock); - list_del(&dd->hotplug_list); - mutex_unlock(&ds->hp_lock); + void (*release)(void *) = NULL; + void *context = NULL; + + mutex_lock(&hotplug_lock); + + if (dd->hp_context && !--dd->hp_refcount) { + dd->hp_ops = NULL; + context = dd->hp_context; + dd->hp_context = NULL; + release = dd->hp_release; + dd->hp_release = NULL; + } + + if (release && context) + release(context); + + mutex_unlock(&hotplug_lock); +} + +static void dock_hotplug_event(struct dock_dependent_device *dd, u32 event, + bool uevent) +{ + acpi_notify_handler cb = NULL; + bool run = false; + + mutex_lock(&hotplug_lock); + + if (dd->hp_context) { + run = true; + dd->hp_refcount++; + if (dd->hp_ops) + cb = uevent ? dd->hp_ops->uevent : dd->hp_ops->handler; + } + + mutex_unlock(&hotplug_lock); + + if (!run) + return; + + if (cb) + cb(dd->handle, event, dd->hp_context); + + dock_release_hotplug(dd); } /** @@ -360,9 +415,8 @@ static void hotplug_dock_devices(struct dock_station *ds, u32 event) /* * First call driver specific hotplug functions */ - list_for_each_entry(dd, &ds->hotplug_devices, hotplug_list) - if (dd->ops && dd->ops->handler) - dd->ops->handler(dd->handle, event, dd->context); + list_for_each_entry(dd, &ds->dependent_devices, list) + dock_hotplug_event(dd, event, false); /* * Now make sure that an acpi_device is created for each @@ -398,9 +452,8 @@ static void dock_event(struct dock_station *ds, u32 event, int num) if (num == DOCK_EVENT) kobject_uevent_env(&dev->kobj, KOBJ_CHANGE, envp); - list_for_each_entry(dd, &ds->hotplug_devices, hotplug_list) - if (dd->ops && dd->ops->uevent) - dd->ops->uevent(dd->handle, event, dd->context); + list_for_each_entry(dd, &ds->dependent_devices, list) + dock_hotplug_event(dd, event, true); if (num != DOCK_EVENT) kobject_uevent_env(&dev->kobj, KOBJ_CHANGE, envp); @@ -570,19 +623,24 @@ EXPORT_SYMBOL_GPL(unregister_dock_notifier); * @handle: the handle of the device * @ops: handlers to call after docking * @context: device specific data + * @init: Optional initialization routine to run after registration + * @release: Optional release routine to run on unregistration * * If a driver would like to perform a hotplug operation after a dock * event, they can register an acpi_notifiy_handler to be called by * the dock driver after _DCK is executed. */ -int -register_hotplug_dock_device(acpi_handle handle, const struct acpi_dock_ops *ops, - void *context) +int register_hotplug_dock_device(acpi_handle handle, + const struct acpi_dock_ops *ops, void *context, + void (*init)(void *), void (*release)(void *)) { struct dock_dependent_device *dd; struct dock_station *dock_station; int ret = -EINVAL; + if (WARN_ON(!context)) + return -EINVAL; + if (!dock_station_count) return -ENODEV; @@ -597,12 +655,8 @@ register_hotplug_dock_device(acpi_handle handle, const struct acpi_dock_ops *ops * ops */ dd = find_dock_dependent_device(dock_station, handle); - if (dd) { - dd->ops = ops; - dd->context = context; - dock_add_hotplug_device(dock_station, dd); + if (dd && !dock_init_hotplug(dd, ops, context, init, release)) ret = 0; - } } return ret; @@ -624,7 +678,7 @@ void unregister_hotplug_dock_device(acpi_handle handle) list_for_each_entry(dock_station, &dock_stations, sibling) { dd = find_dock_dependent_device(dock_station, handle); if (dd) - dock_del_hotplug_device(dock_station, dd); + dock_release_hotplug(dd); } } EXPORT_SYMBOL_GPL(unregister_hotplug_dock_device); @@ -868,8 +922,10 @@ static ssize_t write_undock(struct device *dev, struct device_attribute *attr, if (!count) return -EINVAL; + acpi_scan_lock_acquire(); begin_undock(dock_station); ret = handle_eject_request(dock_station, ACPI_NOTIFY_EJECT_REQUEST); + acpi_scan_lock_release(); return ret ? ret: count; } static DEVICE_ATTR(undock, S_IWUSR, NULL, write_undock); @@ -951,7 +1007,6 @@ static int __init dock_add(acpi_handle handle) mutex_init(&dock_station->hp_lock); spin_lock_init(&dock_station->dd_lock); INIT_LIST_HEAD(&dock_station->sibling); - INIT_LIST_HEAD(&dock_station->hotplug_devices); ATOMIC_INIT_NOTIFIER_HEAD(&dock_notifier_list); INIT_LIST_HEAD(&dock_station->dependent_devices); @@ -992,30 +1047,6 @@ err_unregister: } /** - * dock_remove - free up resources related to the dock station - */ -static int dock_remove(struct dock_station *ds) -{ - struct dock_dependent_device *dd, *tmp; - struct platform_device *dock_device = ds->dock_device; - - if (!dock_station_count) - return 0; - - /* remove dependent devices */ - list_for_each_entry_safe(dd, tmp, &ds->dependent_devices, list) - kfree(dd); - - list_del(&ds->sibling); - - /* cleanup sysfs */ - sysfs_remove_group(&dock_device->dev.kobj, &dock_attribute_group); - platform_device_unregister(dock_device); - - return 0; -} - -/** * find_dock_and_bay - look for dock stations and bays * @handle: acpi handle of a device * @lvl: unused @@ -1033,7 +1064,7 @@ find_dock_and_bay(acpi_handle handle, u32 lvl, void *context, void **rv) return AE_OK; } -static int __init dock_init(void) +int __init acpi_dock_init(void) { if (acpi_disabled) return 0; @@ -1052,19 +1083,3 @@ static int __init dock_init(void) ACPI_DOCK_DRIVER_DESCRIPTION, dock_station_count); return 0; } - -static void __exit dock_exit(void) -{ - struct dock_station *tmp, *dock_station; - - unregister_acpi_bus_notifier(&dock_acpi_notifier); - list_for_each_entry_safe(dock_station, tmp, &dock_stations, sibling) - dock_remove(dock_station); -} - -/* - * Must be called before drivers of devices in dock, otherwise we can't know - * which devices are in a dock - */ -subsys_initcall(dock_init); -module_exit(dock_exit); diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index 297cbf4..c610a76 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -40,6 +40,11 @@ void acpi_container_init(void); #else static inline void acpi_container_init(void) {} #endif +#ifdef CONFIG_ACPI_DOCK +void acpi_dock_init(void); +#else +static inline void acpi_dock_init(void) {} +#endif #ifdef CONFIG_ACPI_HOTPLUG_MEMORY void acpi_memory_hotplug_init(void); #else diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index f962047..288bb27 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -885,6 +885,7 @@ int acpi_add_power_resource(acpi_handle handle) ACPI_STA_DEFAULT); mutex_init(&resource->resource_lock); INIT_LIST_HEAD(&resource->dependent); + INIT_LIST_HEAD(&resource->list_node); resource->name = device->pnp.bus_id; strcpy(acpi_device_name(device), ACPI_POWER_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_POWER_CLASS); diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index a3868f6..3322b47 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -304,7 +304,8 @@ static void acpi_dev_irqresource_disabled(struct resource *res, u32 gsi) } static void acpi_dev_get_irqresource(struct resource *res, u32 gsi, - u8 triggering, u8 polarity, u8 shareable) + u8 triggering, u8 polarity, u8 shareable, + bool legacy) { int irq, p, t; @@ -317,14 +318,19 @@ static void acpi_dev_get_irqresource(struct resource *res, u32 gsi, * In IO-APIC mode, use overrided attribute. Two reasons: * 1. BIOS bug in DSDT * 2. BIOS uses IO-APIC mode Interrupt Source Override + * + * We do this only if we are dealing with IRQ() or IRQNoFlags() + * resource (the legacy ISA resources). With modern ACPI 5 devices + * using extended IRQ descriptors we take the IRQ configuration + * from _CRS directly. */ - if (!acpi_get_override_irq(gsi, &t, &p)) { + if (legacy && !acpi_get_override_irq(gsi, &t, &p)) { u8 trig = t ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; u8 pol = p ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; if (triggering != trig || polarity != pol) { pr_warning("ACPI: IRQ %d override to %s, %s\n", gsi, - t ? "edge" : "level", p ? "low" : "high"); + t ? "level" : "edge", p ? "low" : "high"); triggering = trig; polarity = pol; } @@ -373,7 +379,7 @@ bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, } acpi_dev_get_irqresource(res, irq->interrupts[index], irq->triggering, irq->polarity, - irq->sharable); + irq->sharable, true); break; case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: ext_irq = &ares->data.extended_irq; @@ -383,7 +389,7 @@ bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, } acpi_dev_get_irqresource(res, ext_irq->interrupts[index], ext_irq->triggering, ext_irq->polarity, - ext_irq->sharable); + ext_irq->sharable, false); break; default: return false; diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index b14ac46..27da630 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -2042,6 +2042,7 @@ int __init acpi_scan_init(void) acpi_lpss_init(); acpi_container_init(); acpi_memory_hotplug_init(); + acpi_dock_init(); mutex_lock(&acpi_scan_lock); /* diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c index 87f2f39..cf4e702 100644 --- a/drivers/ata/libata-acpi.c +++ b/drivers/ata/libata-acpi.c @@ -156,8 +156,10 @@ static void ata_acpi_handle_hotplug(struct ata_port *ap, struct ata_device *dev, spin_unlock_irqrestore(ap->lock, flags); - if (wait) + if (wait) { ata_port_wait_eh(ap); + flush_work(&ap->hotplug_task.work); + } } static void ata_acpi_dev_notify_dock(acpi_handle handle, u32 event, void *data) @@ -214,6 +216,39 @@ static const struct acpi_dock_ops ata_acpi_ap_dock_ops = { .uevent = ata_acpi_ap_uevent, }; +void ata_acpi_hotplug_init(struct ata_host *host) +{ + int i; + + for (i = 0; i < host->n_ports; i++) { + struct ata_port *ap = host->ports[i]; + acpi_handle handle; + struct ata_device *dev; + + if (!ap) + continue; + + handle = ata_ap_acpi_handle(ap); + if (handle) { + /* we might be on a docking station */ + register_hotplug_dock_device(handle, + &ata_acpi_ap_dock_ops, ap, + NULL, NULL); + } + + ata_for_each_dev(dev, &ap->link, ALL) { + handle = ata_dev_acpi_handle(dev); + if (!handle) + continue; + + /* we might be on a docking station */ + register_hotplug_dock_device(handle, + &ata_acpi_dev_dock_ops, + dev, NULL, NULL); + } + } +} + /** * ata_acpi_dissociate - dissociate ATA host from ACPI objects * @host: target ATA host diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index f218427..adf002a3 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -6148,6 +6148,8 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) if (rc) goto err_tadd; + ata_acpi_hotplug_init(host); + /* set cable, sata_spd_limit and report */ for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index c949dd3..577d902 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -122,6 +122,7 @@ extern int ata_acpi_register(void); extern void ata_acpi_unregister(void); extern void ata_acpi_bind(struct ata_device *dev); extern void ata_acpi_unbind(struct ata_device *dev); +extern void ata_acpi_hotplug_init(struct ata_host *host); #else static inline void ata_acpi_dissociate(struct ata_host *host) { } static inline int ata_acpi_on_suspend(struct ata_port *ap) { return 0; } @@ -134,6 +135,7 @@ static inline int ata_acpi_register(void) { return 0; } static inline void ata_acpi_unregister(void) { } static inline void ata_acpi_bind(struct ata_device *dev) { } static inline void ata_acpi_unbind(struct ata_device *dev) { } +static inline void ata_acpi_hotplug_init(struct ata_host *host) {} #endif /* libata-scsi.c */ diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 4b1f926..01e2103 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -450,8 +450,18 @@ static void fw_load_abort(struct firmware_priv *fw_priv) { struct firmware_buf *buf = fw_priv->buf; + /* + * There is a small window in which user can write to 'loading' + * between loading done and disappearance of 'loading' + */ + if (test_bit(FW_STATUS_DONE, &buf->status)) + return; + set_bit(FW_STATUS_ABORT, &buf->status); complete_all(&buf->completion); + + /* avoid user action after loading abort */ + fw_priv->buf = NULL; } #define is_fw_load_aborted(buf) \ @@ -528,7 +538,12 @@ static ssize_t firmware_loading_show(struct device *dev, struct device_attribute *attr, char *buf) { struct firmware_priv *fw_priv = to_firmware_priv(dev); - int loading = test_bit(FW_STATUS_LOADING, &fw_priv->buf->status); + int loading = 0; + + mutex_lock(&fw_lock); + if (fw_priv->buf) + loading = test_bit(FW_STATUS_LOADING, &fw_priv->buf->status); + mutex_unlock(&fw_lock); return sprintf(buf, "%d\n", loading); } @@ -570,12 +585,12 @@ static ssize_t firmware_loading_store(struct device *dev, const char *buf, size_t count) { struct firmware_priv *fw_priv = to_firmware_priv(dev); - struct firmware_buf *fw_buf = fw_priv->buf; + struct firmware_buf *fw_buf; int loading = simple_strtol(buf, NULL, 10); int i; mutex_lock(&fw_lock); - + fw_buf = fw_priv->buf; if (!fw_buf) goto out; @@ -777,10 +792,6 @@ static void firmware_class_timeout_work(struct work_struct *work) struct firmware_priv, timeout_work.work); mutex_lock(&fw_lock); - if (test_bit(FW_STATUS_DONE, &(fw_priv->buf->status))) { - mutex_unlock(&fw_lock); - return; - } fw_load_abort(fw_priv); mutex_unlock(&fw_lock); } @@ -861,8 +872,6 @@ static int _request_firmware_load(struct firmware_priv *fw_priv, bool uevent, cancel_delayed_work_sync(&fw_priv->timeout_work); - fw_priv->buf = NULL; - device_remove_file(f_dev, &dev_attr_loading); err_del_bin_attr: device_remove_bin_file(f_dev, &firmware_attr_data); diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 3063452..aff789d 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1036,12 +1036,16 @@ static const char *rbd_segment_name(struct rbd_device *rbd_dev, u64 offset) char *name; u64 segment; int ret; + char *name_format; name = kmem_cache_alloc(rbd_segment_name_cache, GFP_NOIO); if (!name) return NULL; segment = offset >> rbd_dev->header.obj_order; - ret = snprintf(name, MAX_OBJ_NAME_SIZE + 1, "%s.%012llx", + name_format = "%s.%012llx"; + if (rbd_dev->image_format == 2) + name_format = "%s.%016llx"; + ret = snprintf(name, MAX_OBJ_NAME_SIZE + 1, name_format, rbd_dev->header.object_prefix, segment); if (ret < 0 || ret > MAX_OBJ_NAME_SIZE) { pr_err("error formatting segment name for #%llu (%d)\n", @@ -2248,13 +2252,17 @@ static int rbd_img_request_fill(struct rbd_img_request *img_request, obj_request->pages, length, offset & ~PAGE_MASK, false, false); + /* + * set obj_request->img_request before formatting + * the osd_request so that it gets the right snapc + */ + rbd_img_obj_request_add(img_request, obj_request); if (write_request) rbd_osd_req_format_write(obj_request); else rbd_osd_req_format_read(obj_request); obj_request->img_offset = img_offset; - rbd_img_obj_request_add(img_request, obj_request); img_offset += length; resid -= length; @@ -4239,6 +4247,10 @@ static int rbd_dev_v2_header_info(struct rbd_device *rbd_dev) down_write(&rbd_dev->header_rwsem); + ret = rbd_dev_v2_image_size(rbd_dev); + if (ret) + goto out; + if (first_time) { ret = rbd_dev_v2_header_onetime(rbd_dev); if (ret) @@ -4272,10 +4284,6 @@ static int rbd_dev_v2_header_info(struct rbd_device *rbd_dev) "is EXPERIMENTAL!"); } - ret = rbd_dev_v2_image_size(rbd_dev); - if (ret) - goto out; - if (rbd_dev->spec->snap_id == CEPH_NOSNAP) if (rbd_dev->mapping.size != rbd_dev->header.image_size) rbd_dev->mapping.size = rbd_dev->header.image_size; diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 934cfd1..1144e8c 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -1955,6 +1955,7 @@ int clk_notifier_unregister(struct clk *clk, struct notifier_block *nb) /* XXX the notifier code should handle this better */ if (!cn->notifier_head.head) { srcu_cleanup_notifier_head(&cn->notifier_head); + list_del(&cn->node); kfree(cn); } diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c index 5c97e75..22d7699 100644 --- a/drivers/clk/samsung/clk-exynos5250.c +++ b/drivers/clk/samsung/clk-exynos5250.c @@ -155,7 +155,7 @@ static __initdata unsigned long exynos5250_clk_regs[] = { /* list of all parent clock list */ PNAME(mout_apll_p) = { "fin_pll", "fout_apll", }; -PNAME(mout_cpu_p) = { "mout_apll", "mout_mpll", }; +PNAME(mout_cpu_p) = { "mout_apll", "sclk_mpll", }; PNAME(mout_mpll_fout_p) = { "fout_mplldiv2", "fout_mpll" }; PNAME(mout_mpll_p) = { "fin_pll", "mout_mpll_fout" }; PNAME(mout_bpll_fout_p) = { "fout_bplldiv2", "fout_bpll" }; @@ -208,10 +208,10 @@ struct samsung_fixed_factor_clock exynos5250_fixed_factor_clks[] __initdata = { }; struct samsung_mux_clock exynos5250_mux_clks[] __initdata = { - MUX(none, "mout_apll", mout_apll_p, SRC_CPU, 0, 1), - MUX(none, "mout_cpu", mout_cpu_p, SRC_CPU, 16, 1), + MUX_A(none, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, "mout_apll"), + MUX_A(none, "mout_cpu", mout_cpu_p, SRC_CPU, 16, 1, "mout_cpu"), MUX(none, "mout_mpll_fout", mout_mpll_fout_p, PLL_DIV2_SEL, 4, 1), - MUX(none, "sclk_mpll", mout_mpll_p, SRC_CORE1, 8, 1), + MUX_A(none, "sclk_mpll", mout_mpll_p, SRC_CORE1, 8, 1, "mout_mpll"), MUX(none, "mout_bpll_fout", mout_bpll_fout_p, PLL_DIV2_SEL, 0, 1), MUX(none, "sclk_bpll", mout_bpll_p, SRC_CDREX, 0, 1), MUX(none, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP2, 0, 1), @@ -378,7 +378,7 @@ struct samsung_gate_clock exynos5250_gate_clks[] __initdata = { GATE(hsi2c3, "hsi2c3", "aclk66", GATE_IP_PERIC, 31, 0, 0), GATE(chipid, "chipid", "aclk66", GATE_IP_PERIS, 0, 0, 0), GATE(sysreg, "sysreg", "aclk66", GATE_IP_PERIS, 1, 0, 0), - GATE(pmu, "pmu", "aclk66", GATE_IP_PERIS, 2, 0, 0), + GATE(pmu, "pmu", "aclk66", GATE_IP_PERIS, 2, CLK_IGNORE_UNUSED, 0), GATE(tzpc0, "tzpc0", "aclk66", GATE_IP_PERIS, 6, 0, 0), GATE(tzpc1, "tzpc1", "aclk66", GATE_IP_PERIS, 7, 0, 0), GATE(tzpc2, "tzpc2", "aclk66", GATE_IP_PERIS, 8, 0, 0), diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c index 89135f6..362f12d 100644 --- a/drivers/clk/samsung/clk-pll.c +++ b/drivers/clk/samsung/clk-pll.c @@ -111,7 +111,8 @@ static unsigned long samsung_pll36xx_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { struct samsung_clk_pll36xx *pll = to_clk_pll36xx(hw); - u32 mdiv, pdiv, sdiv, kdiv, pll_con0, pll_con1; + u32 mdiv, pdiv, sdiv, pll_con0, pll_con1; + s16 kdiv; u64 fvco = parent_rate; pll_con0 = __raw_readl(pll->con_reg); @@ -119,7 +120,7 @@ static unsigned long samsung_pll36xx_recalc_rate(struct clk_hw *hw, mdiv = (pll_con0 >> PLL36XX_MDIV_SHIFT) & PLL36XX_MDIV_MASK; pdiv = (pll_con0 >> PLL36XX_PDIV_SHIFT) & PLL36XX_PDIV_MASK; sdiv = (pll_con0 >> PLL36XX_SDIV_SHIFT) & PLL36XX_SDIV_MASK; - kdiv = pll_con1 & PLL36XX_KDIV_MASK; + kdiv = (s16)(pll_con1 & PLL36XX_KDIV_MASK); fvco *= (mdiv << 16) + kdiv; do_div(fvco, (pdiv << sdiv)); diff --git a/drivers/clk/spear/spear3xx_clock.c b/drivers/clk/spear/spear3xx_clock.c index f9ec43f..080c3c5 100644 --- a/drivers/clk/spear/spear3xx_clock.c +++ b/drivers/clk/spear/spear3xx_clock.c @@ -369,7 +369,7 @@ static void __init spear320_clk_init(void __iomem *soc_config_base) clk_register_clkdev(clk, NULL, "60100000.serial"); } #else -static inline void spear320_clk_init(void) { } +static inline void spear320_clk_init(void __iomem *soc_config_base) { } #endif void __init spear3xx_clk_init(void __iomem *misc_base, void __iomem *soc_config_base) diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index c6921f5..ba99e38 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -1598,6 +1598,12 @@ static void __init tegra30_periph_clk_init(void) clk_register_clkdev(clk, "afi", "tegra-pcie"); clks[afi] = clk; + /* pciex */ + clk = tegra_clk_register_periph_gate("pciex", "pll_e", 0, clk_base, 0, + 74, &periph_u_regs, periph_clk_enb_refcnt); + clk_register_clkdev(clk, "pciex", "tegra-pcie"); + clks[pciex] = clk; + /* kfuse */ clk = tegra_clk_register_periph_gate("kfuse", "clk_m", TEGRA_PERIPH_ON_APB, @@ -1716,11 +1722,6 @@ static void __init tegra30_fixed_clk_init(void) 1, 0, &cml_lock); clk_register_clkdev(clk, "cml1", NULL); clks[cml1] = clk; - - /* pciex */ - clk = clk_register_fixed_rate(NULL, "pciex", "pll_e", 0, 100000000); - clk_register_clkdev(clk, "pciex", NULL); - clks[pciex] = clk; } static void __init tegra30_osc_clk_init(void) diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c index 4b9bb5d..93eb5cb 100644 --- a/drivers/cpufreq/cpufreq_ondemand.c +++ b/drivers/cpufreq/cpufreq_ondemand.c @@ -47,6 +47,8 @@ static struct od_ops od_ops; static struct cpufreq_governor cpufreq_gov_ondemand; #endif +static unsigned int default_powersave_bias; + static void ondemand_powersave_bias_init_cpu(int cpu) { struct od_cpu_dbs_info_s *dbs_info = &per_cpu(od_cpu_dbs_info, cpu); @@ -543,7 +545,7 @@ static int od_init(struct dbs_data *dbs_data) tuners->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR; tuners->ignore_nice = 0; - tuners->powersave_bias = 0; + tuners->powersave_bias = default_powersave_bias; tuners->io_is_busy = should_io_be_busy(); dbs_data->tuners = tuners; @@ -585,6 +587,7 @@ static void od_set_powersave_bias(unsigned int powersave_bias) unsigned int cpu; cpumask_t done; + default_powersave_bias = powersave_bias; cpumask_clear(&done); get_online_cpus(); @@ -593,11 +596,17 @@ static void od_set_powersave_bias(unsigned int powersave_bias) continue; policy = per_cpu(od_cpu_dbs_info, cpu).cdbs.cur_policy; - dbs_data = policy->governor_data; - od_tuners = dbs_data->tuners; - od_tuners->powersave_bias = powersave_bias; + if (!policy) + continue; cpumask_or(&done, &done, policy->cpus); + + if (policy->governor != &cpufreq_gov_ondemand) + continue; + + dbs_data = policy->governor_data; + od_tuners = dbs_data->tuners; + od_tuners->powersave_bias = default_powersave_bias; } put_online_cpus(); } diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index d3f7d2d..4a43036 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1094,6 +1094,9 @@ static int omap_gpio_probe(struct platform_device *pdev) const struct omap_gpio_platform_data *pdata; struct resource *res; struct gpio_bank *bank; +#ifdef CONFIG_ARCH_OMAP1 + int irq_base; +#endif match = of_match_device(of_match_ptr(omap_gpio_match), dev); @@ -1135,11 +1138,28 @@ static int omap_gpio_probe(struct platform_device *pdev) pdata->get_context_loss_count; } +#ifdef CONFIG_ARCH_OMAP1 + /* + * REVISIT: Once we have OMAP1 supporting SPARSE_IRQ, we can drop + * irq_alloc_descs() and irq_domain_add_legacy() and just use a + * linear IRQ domain mapping for all OMAP platforms. + */ + irq_base = irq_alloc_descs(-1, 0, bank->width, 0); + if (irq_base < 0) { + dev_err(dev, "Couldn't allocate IRQ numbers\n"); + return -ENODEV; + } + bank->domain = irq_domain_add_legacy(node, bank->width, irq_base, + 0, &irq_domain_simple_ops, NULL); +#else bank->domain = irq_domain_add_linear(node, bank->width, &irq_domain_simple_ops, NULL); - if (!bank->domain) +#endif + if (!bank->domain) { + dev_err(dev, "Couldn't register an IRQ domain\n"); return -ENODEV; + } if (bank->regs->set_dataout && bank->regs->clr_dataout) bank->set_dataout = _set_gpio_dataout_reg; diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index dcde352..5b7b911 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -190,8 +190,7 @@ struct dma_buf *drm_gem_prime_export(struct drm_device *dev, if (ret) return ERR_PTR(ret); } - return dma_buf_export(obj, &drm_gem_prime_dmabuf_ops, obj->size, - 0600); + return dma_buf_export(obj, &drm_gem_prime_dmabuf_ops, obj->size, flags); } EXPORT_SYMBOL(drm_gem_prime_export); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b9d00dc..9669a0b 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1697,6 +1697,8 @@ struct drm_gem_object *i915_gem_prime_import(struct drm_device *dev, struct dma_buf *i915_gem_prime_export(struct drm_device *dev, struct drm_gem_object *gem_obj, int flags); +void i915_gem_restore_fences(struct drm_device *dev); + /* i915_gem_context.c */ void i915_gem_context_init(struct drm_device *dev); void i915_gem_context_fini(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 970ad17..9e35daf 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1801,7 +1801,14 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) gfp |= __GFP_NORETRY | __GFP_NOWARN | __GFP_NO_KSWAPD; gfp &= ~(__GFP_IO | __GFP_WAIT); } - +#ifdef CONFIG_SWIOTLB + if (swiotlb_nr_tbl()) { + st->nents++; + sg_set_page(sg, page, PAGE_SIZE, 0); + sg = sg_next(sg); + continue; + } +#endif if (!i || page_to_pfn(page) != last_pfn + 1) { if (i) sg = sg_next(sg); @@ -1812,8 +1819,10 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) } last_pfn = page_to_pfn(page); } - - sg_mark_end(sg); +#ifdef CONFIG_SWIOTLB + if (!swiotlb_nr_tbl()) +#endif + sg_mark_end(sg); obj->pages = st; if (i915_gem_object_needs_bit17_swizzle(obj)) @@ -2117,25 +2126,15 @@ static void i915_gem_reset_ring_lists(struct drm_i915_private *dev_priv, } } -static void i915_gem_reset_fences(struct drm_device *dev) +void i915_gem_restore_fences(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; int i; for (i = 0; i < dev_priv->num_fence_regs; i++) { struct drm_i915_fence_reg *reg = &dev_priv->fence_regs[i]; - - if (reg->obj) - i915_gem_object_fence_lost(reg->obj); - - i915_gem_write_fence(dev, i, NULL); - - reg->pin_count = 0; - reg->obj = NULL; - INIT_LIST_HEAD(®->lru_list); + i915_gem_write_fence(dev, i, reg->obj); } - - INIT_LIST_HEAD(&dev_priv->mm.fence_list); } void i915_gem_reset(struct drm_device *dev) @@ -2158,8 +2157,7 @@ void i915_gem_reset(struct drm_device *dev) obj->base.read_domains &= ~I915_GEM_GPU_DOMAINS; } - /* The fence registers are invalidated so clear them out */ - i915_gem_reset_fences(dev); + i915_gem_restore_fences(dev); } /** @@ -3865,8 +3863,6 @@ i915_gem_idle(struct drm_device *dev) if (!drm_core_check_feature(dev, DRIVER_MODESET)) i915_gem_evict_everything(dev); - i915_gem_reset_fences(dev); - /* Hack! Don't let anybody do execbuf while we don't control the chip. * We need to replace this with a semaphore, or something. * And not confound mm.suspended! @@ -4193,7 +4189,8 @@ i915_gem_load(struct drm_device *dev) dev_priv->num_fence_regs = 8; /* Initialize fence registers to zero */ - i915_gem_reset_fences(dev); + INIT_LIST_HEAD(&dev_priv->mm.fence_list); + i915_gem_restore_fences(dev); i915_gem_detect_bit_6_swizzle(dev); init_waitqueue_head(&dev_priv->pending_flip_queue); diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index 41f0fde..369b3d8 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -384,6 +384,7 @@ int i915_restore_state(struct drm_device *dev) mutex_lock(&dev->struct_mutex); + i915_gem_restore_fences(dev); i915_restore_display(dev); if (!drm_core_check_feature(dev, DRIVER_MODESET)) { diff --git a/drivers/gpu/drm/qxl/qxl_ioctl.c b/drivers/gpu/drm/qxl/qxl_ioctl.c index a4b71b2..a30f294 100644 --- a/drivers/gpu/drm/qxl/qxl_ioctl.c +++ b/drivers/gpu/drm/qxl/qxl_ioctl.c @@ -171,6 +171,11 @@ static int qxl_execbuffer_ioctl(struct drm_device *dev, void *data, if (user_cmd.command_size > PAGE_SIZE - sizeof(union qxl_release_info)) return -EINVAL; + if (!access_ok(VERIFY_READ, + (void *)(unsigned long)user_cmd.command, + user_cmd.command_size)) + return -EFAULT; + ret = qxl_alloc_release_reserved(qdev, sizeof(union qxl_release_info) + user_cmd.command_size, diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 0e53416..6948eb8 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2687,6 +2687,9 @@ void r600_uvd_rbc_stop(struct radeon_device *rdev) int r600_uvd_init(struct radeon_device *rdev) { int i, j, r; + /* disable byte swapping */ + u32 lmi_swap_cntl = 0; + u32 mp_swap_cntl = 0; /* raise clocks while booting up the VCPU */ radeon_set_uvd_clocks(rdev, 53300, 40000); @@ -2711,9 +2714,13 @@ int r600_uvd_init(struct radeon_device *rdev) WREG32(UVD_LMI_CTRL, 0x40 | (1 << 8) | (1 << 13) | (1 << 21) | (1 << 9) | (1 << 20)); - /* disable byte swapping */ - WREG32(UVD_LMI_SWAP_CNTL, 0); - WREG32(UVD_MP_SWAP_CNTL, 0); +#ifdef __BIG_ENDIAN + /* swap (8 in 32) RB and IB */ + lmi_swap_cntl = 0xa; + mp_swap_cntl = 0; +#endif + WREG32(UVD_LMI_SWAP_CNTL, lmi_swap_cntl); + WREG32(UVD_MP_SWAP_CNTL, mp_swap_cntl); WREG32(UVD_MPC_SET_MUXA0, 0x40c2040); WREG32(UVD_MPC_SET_MUXA1, 0x0); diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 1899738..b0dc0b6 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -244,16 +244,6 @@ void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg) */ void radeon_wb_disable(struct radeon_device *rdev) { - int r; - - if (rdev->wb.wb_obj) { - r = radeon_bo_reserve(rdev->wb.wb_obj, false); - if (unlikely(r != 0)) - return; - radeon_bo_kunmap(rdev->wb.wb_obj); - radeon_bo_unpin(rdev->wb.wb_obj); - radeon_bo_unreserve(rdev->wb.wb_obj); - } rdev->wb.enabled = false; } @@ -269,6 +259,11 @@ void radeon_wb_fini(struct radeon_device *rdev) { radeon_wb_disable(rdev); if (rdev->wb.wb_obj) { + if (!radeon_bo_reserve(rdev->wb.wb_obj, false)) { + radeon_bo_kunmap(rdev->wb.wb_obj); + radeon_bo_unpin(rdev->wb.wb_obj); + radeon_bo_unreserve(rdev->wb.wb_obj); + } radeon_bo_unref(&rdev->wb.wb_obj); rdev->wb.wb = NULL; rdev->wb.wb_obj = NULL; @@ -295,26 +290,26 @@ int radeon_wb_init(struct radeon_device *rdev) dev_warn(rdev->dev, "(%d) create WB bo failed\n", r); return r; } - } - r = radeon_bo_reserve(rdev->wb.wb_obj, false); - if (unlikely(r != 0)) { - radeon_wb_fini(rdev); - return r; - } - r = radeon_bo_pin(rdev->wb.wb_obj, RADEON_GEM_DOMAIN_GTT, - &rdev->wb.gpu_addr); - if (r) { + r = radeon_bo_reserve(rdev->wb.wb_obj, false); + if (unlikely(r != 0)) { + radeon_wb_fini(rdev); + return r; + } + r = radeon_bo_pin(rdev->wb.wb_obj, RADEON_GEM_DOMAIN_GTT, + &rdev->wb.gpu_addr); + if (r) { + radeon_bo_unreserve(rdev->wb.wb_obj); + dev_warn(rdev->dev, "(%d) pin WB bo failed\n", r); + radeon_wb_fini(rdev); + return r; + } + r = radeon_bo_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb); radeon_bo_unreserve(rdev->wb.wb_obj); - dev_warn(rdev->dev, "(%d) pin WB bo failed\n", r); - radeon_wb_fini(rdev); - return r; - } - r = radeon_bo_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb); - radeon_bo_unreserve(rdev->wb.wb_obj); - if (r) { - dev_warn(rdev->dev, "(%d) map WB bo failed\n", r); - radeon_wb_fini(rdev); - return r; + if (r) { + dev_warn(rdev->dev, "(%d) map WB bo failed\n", r); + radeon_wb_fini(rdev); + return r; + } } /* clear wb memory */ diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 5b937df..ddb8f8e 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -63,7 +63,9 @@ static void radeon_fence_write(struct radeon_device *rdev, u32 seq, int ring) { struct radeon_fence_driver *drv = &rdev->fence_drv[ring]; if (likely(rdev->wb.enabled || !drv->scratch_reg)) { - *drv->cpu_addr = cpu_to_le32(seq); + if (drv->cpu_addr) { + *drv->cpu_addr = cpu_to_le32(seq); + } } else { WREG32(drv->scratch_reg, seq); } @@ -84,7 +86,11 @@ static u32 radeon_fence_read(struct radeon_device *rdev, int ring) u32 seq = 0; if (likely(rdev->wb.enabled || !drv->scratch_reg)) { - seq = le32_to_cpu(*drv->cpu_addr); + if (drv->cpu_addr) { + seq = le32_to_cpu(*drv->cpu_addr); + } else { + seq = lower_32_bits(atomic64_read(&drv->last_seq)); + } } else { seq = RREG32(drv->scratch_reg); } diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 2c1341f..43ec4a4 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -1197,11 +1197,13 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, int radeon_vm_bo_rmv(struct radeon_device *rdev, struct radeon_bo_va *bo_va) { - int r; + int r = 0; mutex_lock(&rdev->vm_manager.lock); mutex_lock(&bo_va->vm->mutex); - r = radeon_vm_bo_update_pte(rdev, bo_va->vm, bo_va->bo, NULL); + if (bo_va->soffset) { + r = radeon_vm_bo_update_pte(rdev, bo_va->vm, bo_va->bo, NULL); + } mutex_unlock(&rdev->vm_manager.lock); list_del(&bo_va->vm_list); mutex_unlock(&bo_va->vm->mutex); diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index e17faa7..82434018 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -402,6 +402,13 @@ int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *ring, unsi return -ENOMEM; /* Align requested size with padding so unlock_commit can * pad safely */ + radeon_ring_free_size(rdev, ring); + if (ring->ring_free_dw == (ring->ring_size / 4)) { + /* This is an empty ring update lockup info to avoid + * false positive. + */ + radeon_ring_lockup_update(ring); + } ndw = (ndw + ring->align_mask) & ~ring->align_mask; while (ndw > (ring->ring_free_dw - 1)) { radeon_ring_free_size(rdev, ring); diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index 906e5c0..cad735d 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -159,7 +159,17 @@ int radeon_uvd_suspend(struct radeon_device *rdev) if (!r) { radeon_bo_kunmap(rdev->uvd.vcpu_bo); radeon_bo_unpin(rdev->uvd.vcpu_bo); + rdev->uvd.cpu_addr = NULL; + if (!radeon_bo_pin(rdev->uvd.vcpu_bo, RADEON_GEM_DOMAIN_CPU, NULL)) { + radeon_bo_kmap(rdev->uvd.vcpu_bo, &rdev->uvd.cpu_addr); + } radeon_bo_unreserve(rdev->uvd.vcpu_bo); + + if (rdev->uvd.cpu_addr) { + radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX); + } else { + rdev->fence_drv[R600_RING_TYPE_UVD_INDEX].cpu_addr = NULL; + } } return r; } @@ -178,6 +188,10 @@ int radeon_uvd_resume(struct radeon_device *rdev) return r; } + /* Have been pin in cpu unmap unpin */ + radeon_bo_kunmap(rdev->uvd.vcpu_bo); + radeon_bo_unpin(rdev->uvd.vcpu_bo); + r = radeon_bo_pin(rdev->uvd.vcpu_bo, RADEON_GEM_DOMAIN_VRAM, &rdev->uvd.gpu_addr); if (r) { @@ -613,19 +627,19 @@ int radeon_uvd_get_create_msg(struct radeon_device *rdev, int ring, } /* stitch together an UVD create msg */ - msg[0] = 0x00000de4; - msg[1] = 0x00000000; - msg[2] = handle; - msg[3] = 0x00000000; - msg[4] = 0x00000000; - msg[5] = 0x00000000; - msg[6] = 0x00000000; - msg[7] = 0x00000780; - msg[8] = 0x00000440; - msg[9] = 0x00000000; - msg[10] = 0x01b37000; + msg[0] = cpu_to_le32(0x00000de4); + msg[1] = cpu_to_le32(0x00000000); + msg[2] = cpu_to_le32(handle); + msg[3] = cpu_to_le32(0x00000000); + msg[4] = cpu_to_le32(0x00000000); + msg[5] = cpu_to_le32(0x00000000); + msg[6] = cpu_to_le32(0x00000000); + msg[7] = cpu_to_le32(0x00000780); + msg[8] = cpu_to_le32(0x00000440); + msg[9] = cpu_to_le32(0x00000000); + msg[10] = cpu_to_le32(0x01b37000); for (i = 11; i < 1024; ++i) - msg[i] = 0x0; + msg[i] = cpu_to_le32(0x0); radeon_bo_kunmap(bo); radeon_bo_unreserve(bo); @@ -659,12 +673,12 @@ int radeon_uvd_get_destroy_msg(struct radeon_device *rdev, int ring, } /* stitch together an UVD destroy msg */ - msg[0] = 0x00000de4; - msg[1] = 0x00000002; - msg[2] = handle; - msg[3] = 0x00000000; + msg[0] = cpu_to_le32(0x00000de4); + msg[1] = cpu_to_le32(0x00000002); + msg[2] = cpu_to_le32(handle); + msg[3] = cpu_to_le32(0x00000000); for (i = 4; i < 1024; ++i) - msg[i] = 0x0; + msg[i] = cpu_to_le32(0x0); radeon_bo_kunmap(bo); radeon_bo_unreserve(bo); diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index d6cbfe9..fa061d4 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -137,7 +137,7 @@ static const struct xpad_device { { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", 0, XTYPE_XBOX }, { 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, - { 0x0738, 0x4728, "Mad Catz Street Fighter IV FightPad", XTYPE_XBOX360 }, + { 0x0738, 0x4728, "Mad Catz Street Fighter IV FightPad", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, { 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, { 0x0738, 0xbeef, "Mad Catz JOYTECH NEO SE Advanced GamePad", XTYPE_XBOX360 }, diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 62a2c0e..7ac9c98 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -431,6 +431,7 @@ config KEYBOARD_TEGRA config KEYBOARD_OPENCORES tristate "OpenCores Keyboard Controller" + depends on HAS_IOMEM help Say Y here if you want to use the OpenCores Keyboard Controller http://www.opencores.org/project,keyboardcontroller diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig index aebfe3e..1bda828 100644 --- a/drivers/input/serio/Kconfig +++ b/drivers/input/serio/Kconfig @@ -205,6 +205,7 @@ config SERIO_XILINX_XPS_PS2 config SERIO_ALTERA_PS2 tristate "Altera UP PS/2 controller" + depends on HAS_IOMEM help Say Y here if you have Altera University Program PS/2 ports. diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 518282d..384fbcd 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -363,6 +363,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom) case 0x140802: /* Intuos4/5 13HD/24HD Classic Pen */ case 0x160802: /* Cintiq 13HD Pro Pen */ case 0x180802: /* DTH2242 Pen */ + case 0x100802: /* Intuos4/5 13HD/24HD General Pen */ wacom->tool[idx] = BTN_TOOL_PEN; break; @@ -401,6 +402,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom) case 0x10080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */ case 0x16080a: /* Cintiq 13HD Pro Pen Eraser */ case 0x18080a: /* DTH2242 Eraser */ + case 0x10080a: /* Intuos4/5 13HD/24HD General Pen Eraser */ wacom->tool[idx] = BTN_TOOL_RUBBER; break; diff --git a/drivers/input/touchscreen/cyttsp_core.c b/drivers/input/touchscreen/cyttsp_core.c index 8e60437..ae89d26 100644 --- a/drivers/input/touchscreen/cyttsp_core.c +++ b/drivers/input/touchscreen/cyttsp_core.c @@ -116,6 +116,15 @@ static int ttsp_send_command(struct cyttsp *ts, u8 cmd) return ttsp_write_block_data(ts, CY_REG_BASE, sizeof(cmd), &cmd); } +static int cyttsp_handshake(struct cyttsp *ts) +{ + if (ts->pdata->use_hndshk) + return ttsp_send_command(ts, + ts->xy_data.hst_mode ^ CY_HNDSHK_BIT); + + return 0; +} + static int cyttsp_load_bl_regs(struct cyttsp *ts) { memset(&ts->bl_data, 0, sizeof(ts->bl_data)); @@ -133,7 +142,7 @@ static int cyttsp_exit_bl_mode(struct cyttsp *ts) memcpy(bl_cmd, bl_command, sizeof(bl_command)); if (ts->pdata->bl_keys) memcpy(&bl_cmd[sizeof(bl_command) - CY_NUM_BL_KEYS], - ts->pdata->bl_keys, sizeof(bl_command)); + ts->pdata->bl_keys, CY_NUM_BL_KEYS); error = ttsp_write_block_data(ts, CY_REG_BASE, sizeof(bl_cmd), bl_cmd); @@ -167,6 +176,10 @@ static int cyttsp_set_operational_mode(struct cyttsp *ts) if (error) return error; + error = cyttsp_handshake(ts); + if (error) + return error; + return ts->xy_data.act_dist == CY_ACT_DIST_DFLT ? -EIO : 0; } @@ -188,6 +201,10 @@ static int cyttsp_set_sysinfo_mode(struct cyttsp *ts) if (error) return error; + error = cyttsp_handshake(ts); + if (error) + return error; + if (!ts->sysinfo_data.tts_verh && !ts->sysinfo_data.tts_verl) return -EIO; @@ -344,12 +361,9 @@ static irqreturn_t cyttsp_irq(int irq, void *handle) goto out; /* provide flow control handshake */ - if (ts->pdata->use_hndshk) { - error = ttsp_send_command(ts, - ts->xy_data.hst_mode ^ CY_HNDSHK_BIT); - if (error) - goto out; - } + error = cyttsp_handshake(ts); + if (error) + goto out; if (unlikely(ts->state == CY_IDLE_STATE)) goto out; diff --git a/drivers/input/touchscreen/cyttsp_core.h b/drivers/input/touchscreen/cyttsp_core.h index 1aa3c69..f1ebde3 100644 --- a/drivers/input/touchscreen/cyttsp_core.h +++ b/drivers/input/touchscreen/cyttsp_core.h @@ -67,8 +67,8 @@ struct cyttsp_xydata { /* TTSP System Information interface definition */ struct cyttsp_sysinfo_data { u8 hst_mode; - u8 mfg_cmd; u8 mfg_stat; + u8 mfg_cmd; u8 cid[3]; u8 tt_undef1; u8 uid[8]; diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 1760ceb6..19ceaa6 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -705,7 +705,7 @@ static int gic_irq_domain_xlate(struct irq_domain *d, static int __cpuinit gic_secondary_init(struct notifier_block *nfb, unsigned long action, void *hcpu) { - if (action == CPU_STARTING) + if (action == CPU_STARTING || action == CPU_STARTING_FROZEN) gic_cpu_init(&gic_data[0]); return NOTIFY_OK; } diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig index 7f5a7ca..8270388 100644 --- a/drivers/media/Kconfig +++ b/drivers/media/Kconfig @@ -136,9 +136,9 @@ config DVB_NET # This Kconfig option is used by both PCI and USB drivers config TTPCI_EEPROM - tristate - depends on I2C - default n + tristate + depends on I2C + default n source "drivers/media/dvb-core/Kconfig" @@ -189,6 +189,12 @@ config MEDIA_SUBDRV_AUTOSELECT If unsure say Y. +config MEDIA_ATTACH + bool + depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT + depends on MODULES + default MODULES + source "drivers/media/i2c/Kconfig" source "drivers/media/tuners/Kconfig" source "drivers/media/dvb-frontends/Kconfig" diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-core.c b/drivers/media/i2c/s5c73m3/s5c73m3-core.c index cb52438..9eac531 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3-core.c +++ b/drivers/media/i2c/s5c73m3/s5c73m3-core.c @@ -956,7 +956,7 @@ static int s5c73m3_oif_enum_frame_interval(struct v4l2_subdev *sd, if (fie->pad != OIF_SOURCE_PAD) return -EINVAL; - if (fie->index > ARRAY_SIZE(s5c73m3_intervals)) + if (fie->index >= ARRAY_SIZE(s5c73m3_intervals)) return -EINVAL; mutex_lock(&state->lock); diff --git a/drivers/media/pci/cx88/cx88-alsa.c b/drivers/media/pci/cx88/cx88-alsa.c index 27d6262..aba5b1c 100644 --- a/drivers/media/pci/cx88/cx88-alsa.c +++ b/drivers/media/pci/cx88/cx88-alsa.c @@ -615,7 +615,7 @@ static int snd_cx88_volume_put(struct snd_kcontrol *kcontrol, int changed = 0; u32 old; - if (core->board.audio_chip == V4L2_IDENT_WM8775) + if (core->sd_wm8775) snd_cx88_wm8775_volume_put(kcontrol, value); left = value->value.integer.value[0] & 0x3f; @@ -682,8 +682,7 @@ static int snd_cx88_switch_put(struct snd_kcontrol *kcontrol, vol ^= bit; cx_swrite(SHADOW_AUD_VOL_CTL, AUD_VOL_CTL, vol); /* Pass mute onto any WM8775 */ - if ((core->board.audio_chip == V4L2_IDENT_WM8775) && - ((1<<6) == bit)) + if (core->sd_wm8775 && ((1<<6) == bit)) wm8775_s_ctrl(core, V4L2_CID_AUDIO_MUTE, 0 != (vol & bit)); ret = 1; } @@ -903,7 +902,7 @@ static int cx88_audio_initdev(struct pci_dev *pci, goto error; /* If there's a wm8775 then add a Line-In ALC switch */ - if (core->board.audio_chip == V4L2_IDENT_WM8775) + if (core->sd_wm8775) snd_ctl_add(card, snd_ctl_new1(&snd_cx88_alc_switch, chip)); strcpy (card->driver, "CX88x"); diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index 1b00615..c7a9be1 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -385,8 +385,7 @@ int cx88_video_mux(struct cx88_core *core, unsigned int input) /* The wm8775 module has the "2" route hardwired into the initialization. Some boards may use different routes for different inputs. HVR-1300 surely does */ - if (core->board.audio_chip && - core->board.audio_chip == V4L2_IDENT_WM8775) { + if (core->sd_wm8775) { call_all(core, audio, s_routing, INPUT(input).audioroute, 0, 0); } @@ -771,8 +770,7 @@ static int video_open(struct file *file) cx_write(MO_GP1_IO, core->board.radio.gpio1); cx_write(MO_GP2_IO, core->board.radio.gpio2); if (core->board.radio.audioroute) { - if(core->board.audio_chip && - core->board.audio_chip == V4L2_IDENT_WM8775) { + if (core->sd_wm8775) { call_all(core, audio, s_routing, core->board.radio.audioroute, 0, 0); } @@ -959,7 +957,7 @@ static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl) u32 value,mask; /* Pass changes onto any WM8775 */ - if (core->board.audio_chip == V4L2_IDENT_WM8775) { + if (core->sd_wm8775) { switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: wm8775_s_ctrl(core, ctrl->id, ctrl->val); diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c index 48b8d7a..9d1481a 100644 --- a/drivers/media/platform/coda.c +++ b/drivers/media/platform/coda.c @@ -576,6 +576,14 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf) return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf); } +static int vidioc_create_bufs(struct file *file, void *priv, + struct v4l2_create_buffers *create) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + + return v4l2_m2m_create_bufs(file, ctx->m2m_ctx, create); +} + static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type type) { @@ -610,6 +618,7 @@ static const struct v4l2_ioctl_ops coda_ioctl_ops = { .vidioc_qbuf = vidioc_qbuf, .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_create_bufs = vidioc_create_bufs, .vidioc_streamon = vidioc_streamon, .vidioc_streamoff = vidioc_streamoff, diff --git a/drivers/media/platform/davinci/vpbe_display.c b/drivers/media/platform/davinci/vpbe_display.c index 1802f11..d0b375c 100644 --- a/drivers/media/platform/davinci/vpbe_display.c +++ b/drivers/media/platform/davinci/vpbe_display.c @@ -916,6 +916,21 @@ static int vpbe_display_s_fmt(struct file *file, void *priv, other video window */ layer->pix_fmt = *pixfmt; + if (pixfmt->pixelformat == V4L2_PIX_FMT_NV12) { + struct vpbe_layer *otherlayer; + + otherlayer = _vpbe_display_get_other_win_layer(disp_dev, layer); + /* if other layer is available, only + * claim it, do not configure it + */ + ret = osd_device->ops.request_layer(osd_device, + otherlayer->layer_info.id); + if (ret < 0) { + v4l2_err(&vpbe_dev->v4l2_dev, + "Display Manager failed to allocate layer\n"); + return -EBUSY; + } + } /* Get osd layer config */ osd_device->ops.get_layer_config(osd_device, diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c index 8c50d30..9360909 100644 --- a/drivers/media/platform/davinci/vpfe_capture.c +++ b/drivers/media/platform/davinci/vpfe_capture.c @@ -1837,7 +1837,7 @@ static int vpfe_probe(struct platform_device *pdev) if (NULL == ccdc_cfg) { v4l2_err(pdev->dev.driver, "Memory allocation failed for ccdc_cfg\n"); - goto probe_free_lock; + goto probe_free_dev_mem; } mutex_lock(&ccdc_lock); @@ -1991,7 +1991,6 @@ probe_out_release_irq: free_irq(vpfe_dev->ccdc_irq0, vpfe_dev); probe_free_ccdc_cfg_mem: kfree(ccdc_cfg); -probe_free_lock: mutex_unlock(&ccdc_lock); probe_free_dev_mem: kfree(vpfe_dev); diff --git a/drivers/media/platform/exynos4-is/fimc-is-regs.c b/drivers/media/platform/exynos4-is/fimc-is-regs.c index b0ff67b..d05eaa2 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-regs.c +++ b/drivers/media/platform/exynos4-is/fimc-is-regs.c @@ -174,7 +174,7 @@ int fimc_is_hw_change_mode(struct fimc_is *is) HIC_CAPTURE_STILL, HIC_CAPTURE_VIDEO, }; - if (WARN_ON(is->config_index > ARRAY_SIZE(cmd))) + if (WARN_ON(is->config_index >= ARRAY_SIZE(cmd))) return -EINVAL; mcuctl_write(cmd[is->config_index], is, MCUCTL_REG_ISSR(0)); diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index 47c6363..0741945 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -48,7 +48,6 @@ static char *fimc_is_clocks[ISS_CLKS_MAX] = { [ISS_CLK_LITE0] = "lite0", [ISS_CLK_LITE1] = "lite1", [ISS_CLK_MPLL] = "mpll", - [ISS_CLK_SYSREG] = "sysreg", [ISS_CLK_ISP] = "isp", [ISS_CLK_DRC] = "drc", [ISS_CLK_FD] = "fd", @@ -71,7 +70,6 @@ static void fimc_is_put_clocks(struct fimc_is *is) for (i = 0; i < ISS_CLKS_MAX; i++) { if (IS_ERR(is->clocks[i])) continue; - clk_unprepare(is->clocks[i]); clk_put(is->clocks[i]); is->clocks[i] = ERR_PTR(-EINVAL); } @@ -90,12 +88,6 @@ static int fimc_is_get_clocks(struct fimc_is *is) ret = PTR_ERR(is->clocks[i]); goto err; } - ret = clk_prepare(is->clocks[i]); - if (ret < 0) { - clk_put(is->clocks[i]); - is->clocks[i] = ERR_PTR(-EINVAL); - goto err; - } } return 0; @@ -103,7 +95,7 @@ err: fimc_is_put_clocks(is); dev_err(&is->pdev->dev, "failed to get clock: %s\n", fimc_is_clocks[i]); - return -ENXIO; + return ret; } static int fimc_is_setup_clocks(struct fimc_is *is) @@ -144,7 +136,7 @@ int fimc_is_enable_clocks(struct fimc_is *is) for (i = 0; i < ISS_GATE_CLKS_MAX; i++) { if (IS_ERR(is->clocks[i])) continue; - ret = clk_enable(is->clocks[i]); + ret = clk_prepare_enable(is->clocks[i]); if (ret < 0) { dev_err(&is->pdev->dev, "clock %s enable failed\n", fimc_is_clocks[i]); @@ -163,7 +155,7 @@ void fimc_is_disable_clocks(struct fimc_is *is) for (i = 0; i < ISS_GATE_CLKS_MAX; i++) { if (!IS_ERR(is->clocks[i])) { - clk_disable(is->clocks[i]); + clk_disable_unprepare(is->clocks[i]); pr_debug("disabled clock: %s\n", fimc_is_clocks[i]); } } @@ -326,6 +318,11 @@ int fimc_is_start_firmware(struct fimc_is *is) struct device *dev = &is->pdev->dev; int ret; + if (is->fw.f_w == NULL) { + dev_err(dev, "firmware is not loaded\n"); + return -EINVAL; + } + memcpy(is->memory.vaddr, is->fw.f_w->data, is->fw.f_w->size); wmb(); @@ -837,23 +834,11 @@ static int fimc_is_probe(struct platform_device *pdev) goto err_clk; } pm_runtime_enable(dev); - /* - * Enable only the ISP power domain, keep FIMC-IS clocks off until - * the whole clock tree is configured. The ISP power domain needs - * be active in order to acces any CMU_ISP clock registers. - */ - ret = pm_runtime_get_sync(dev); - if (ret < 0) - goto err_irq; - - ret = fimc_is_setup_clocks(is); - pm_runtime_put_sync(dev); + ret = pm_runtime_get_sync(dev); if (ret < 0) goto err_irq; - is->clk_init = true; - is->alloc_ctx = vb2_dma_contig_init_ctx(dev); if (IS_ERR(is->alloc_ctx)) { ret = PTR_ERR(is->alloc_ctx); @@ -875,6 +860,8 @@ static int fimc_is_probe(struct platform_device *pdev) if (ret < 0) goto err_dfs; + pm_runtime_put_sync(dev); + dev_dbg(dev, "FIMC-IS registered successfully\n"); return 0; @@ -894,9 +881,11 @@ err_clk: static int fimc_is_runtime_resume(struct device *dev) { struct fimc_is *is = dev_get_drvdata(dev); + int ret; - if (!is->clk_init) - return 0; + ret = fimc_is_setup_clocks(is); + if (ret) + return ret; return fimc_is_enable_clocks(is); } @@ -905,9 +894,7 @@ static int fimc_is_runtime_suspend(struct device *dev) { struct fimc_is *is = dev_get_drvdata(dev); - if (is->clk_init) - fimc_is_disable_clocks(is); - + fimc_is_disable_clocks(is); return 0; } @@ -941,7 +928,8 @@ static int fimc_is_remove(struct platform_device *pdev) vb2_dma_contig_cleanup_ctx(is->alloc_ctx); fimc_is_put_clocks(is); fimc_is_debugfs_remove(is); - release_firmware(is->fw.f_w); + if (is->fw.f_w) + release_firmware(is->fw.f_w); fimc_is_free_cpu_memory(is); return 0; diff --git a/drivers/media/platform/exynos4-is/fimc-is.h b/drivers/media/platform/exynos4-is/fimc-is.h index f5275a5..d7db133 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.h +++ b/drivers/media/platform/exynos4-is/fimc-is.h @@ -73,7 +73,6 @@ enum { ISS_CLK_LITE0, ISS_CLK_LITE1, ISS_CLK_MPLL, - ISS_CLK_SYSREG, ISS_CLK_ISP, ISS_CLK_DRC, ISS_CLK_FD, @@ -265,7 +264,6 @@ struct fimc_is { spinlock_t slock; struct clk *clocks[ISS_CLKS_MAX]; - bool clk_init; void __iomem *regs; void __iomem *pmu_regs; int irq; diff --git a/drivers/media/platform/exynos4-is/fimc-isp.c b/drivers/media/platform/exynos4-is/fimc-isp.c index d63947f..7ede30b 100644 --- a/drivers/media/platform/exynos4-is/fimc-isp.c +++ b/drivers/media/platform/exynos4-is/fimc-isp.c @@ -138,7 +138,7 @@ static int fimc_isp_subdev_get_fmt(struct v4l2_subdev *sd, return 0; } - mf->colorspace = V4L2_COLORSPACE_JPEG; + mf->colorspace = V4L2_COLORSPACE_SRGB; mutex_lock(&isp->subdev_lock); __is_get_frame_size(is, &cur_fmt); @@ -194,7 +194,7 @@ static int fimc_isp_subdev_set_fmt(struct v4l2_subdev *sd, v4l2_dbg(1, debug, sd, "%s: pad%d: code: 0x%x, %dx%d\n", __func__, fmt->pad, mf->code, mf->width, mf->height); - mf->colorspace = V4L2_COLORSPACE_JPEG; + mf->colorspace = V4L2_COLORSPACE_SRGB; mutex_lock(&isp->subdev_lock); __isp_subdev_try_format(isp, fmt); diff --git a/drivers/media/platform/exynos4-is/mipi-csis.c b/drivers/media/platform/exynos4-is/mipi-csis.c index a2eda9d..254d70f 100644 --- a/drivers/media/platform/exynos4-is/mipi-csis.c +++ b/drivers/media/platform/exynos4-is/mipi-csis.c @@ -746,7 +746,7 @@ static int s5pcsis_parse_dt(struct platform_device *pdev, node = v4l2_of_get_next_endpoint(node, NULL); if (!node) { dev_err(&pdev->dev, "No port node at %s\n", - node->full_name); + pdev->dev.of_node->full_name); return -EINVAL; } /* Get port node and validate MIPI-CSI channel id. */ diff --git a/drivers/media/platform/s3c-camif/camif-core.h b/drivers/media/platform/s3c-camif/camif-core.h index 261134b..35d2fcd 100644 --- a/drivers/media/platform/s3c-camif/camif-core.h +++ b/drivers/media/platform/s3c-camif/camif-core.h @@ -229,7 +229,7 @@ struct camif_vp { unsigned int state; u16 fmt_flags; u8 id; - u8 rotation; + u16 rotation; u8 hflip; u8 vflip; unsigned int offset; diff --git a/drivers/media/platform/s5p-jpeg/Makefile b/drivers/media/platform/s5p-jpeg/Makefile index ddc2900..d18cb5e 100644 --- a/drivers/media/platform/s5p-jpeg/Makefile +++ b/drivers/media/platform/s5p-jpeg/Makefile @@ -1,2 +1,2 @@ s5p-jpeg-objs := jpeg-core.o -obj-$(CONFIG_VIDEO_SAMSUNG_S5P_JPEG) := s5p-jpeg.o +obj-$(CONFIG_VIDEO_SAMSUNG_S5P_JPEG) += s5p-jpeg.o diff --git a/drivers/media/platform/s5p-mfc/Makefile b/drivers/media/platform/s5p-mfc/Makefile index 379008c..15f59b3 100644 --- a/drivers/media/platform/s5p-mfc/Makefile +++ b/drivers/media/platform/s5p-mfc/Makefile @@ -1,4 +1,4 @@ -obj-$(CONFIG_VIDEO_SAMSUNG_S5P_MFC) := s5p-mfc.o +obj-$(CONFIG_VIDEO_SAMSUNG_S5P_MFC) += s5p-mfc.o s5p-mfc-y += s5p_mfc.o s5p_mfc_intr.o s5p-mfc-y += s5p_mfc_dec.o s5p_mfc_enc.o s5p-mfc-y += s5p_mfc_ctrl.o s5p_mfc_pm.o diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index 01f9ae0..d12faa6 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -397,7 +397,7 @@ static void s5p_mfc_handle_frame(struct s5p_mfc_ctx *ctx, leave_handle_frame: spin_unlock_irqrestore(&dev->irqlock, flags); if ((ctx->src_queue_cnt == 0 && ctx->state != MFCINST_FINISHING) - || ctx->dst_queue_cnt < ctx->dpb_count) + || ctx->dst_queue_cnt < ctx->pb_count) clear_work_bit(ctx); s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); wake_up_ctx(ctx, reason, err); @@ -473,7 +473,7 @@ static void s5p_mfc_handle_seq_done(struct s5p_mfc_ctx *ctx, s5p_mfc_hw_call(dev->mfc_ops, dec_calc_dpb_size, ctx); - ctx->dpb_count = s5p_mfc_hw_call(dev->mfc_ops, get_dpb_count, + ctx->pb_count = s5p_mfc_hw_call(dev->mfc_ops, get_dpb_count, dev); ctx->mv_count = s5p_mfc_hw_call(dev->mfc_ops, get_mv_count, dev); @@ -562,7 +562,7 @@ static void s5p_mfc_handle_stream_complete(struct s5p_mfc_ctx *ctx, struct s5p_mfc_dev *dev = ctx->dev; struct s5p_mfc_buf *mb_entry; - mfc_debug(2, "Stream completed"); + mfc_debug(2, "Stream completed\n"); s5p_mfc_clear_int_flags(dev); ctx->int_type = reason; @@ -1362,7 +1362,6 @@ static struct s5p_mfc_variant mfc_drvdata_v5 = { .port_num = MFC_NUM_PORTS, .buf_size = &buf_size_v5, .buf_align = &mfc_buf_align_v5, - .mclk_name = "sclk_mfc", .fw_name = "s5p-mfc.fw", }; @@ -1389,7 +1388,6 @@ static struct s5p_mfc_variant mfc_drvdata_v6 = { .port_num = MFC_NUM_PORTS_V6, .buf_size = &buf_size_v6, .buf_align = &mfc_buf_align_v6, - .mclk_name = "aclk_333", .fw_name = "s5p-mfc-v6.fw", }; diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h index 202d1d7..ef4074c 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h @@ -138,6 +138,7 @@ enum s5p_mfc_inst_state { MFCINST_INIT = 100, MFCINST_GOT_INST, MFCINST_HEAD_PARSED, + MFCINST_HEAD_PRODUCED, MFCINST_BUFS_SET, MFCINST_RUNNING, MFCINST_FINISHING, @@ -231,7 +232,6 @@ struct s5p_mfc_variant { unsigned int port_num; struct s5p_mfc_buf_size *buf_size; struct s5p_mfc_buf_align *buf_align; - char *mclk_name; char *fw_name; }; @@ -438,7 +438,7 @@ struct s5p_mfc_enc_params { u32 rc_framerate_num; u32 rc_framerate_denom; - union { + struct { struct s5p_mfc_h264_enc_params h264; struct s5p_mfc_mpeg4_enc_params mpeg4; } codec; @@ -602,7 +602,7 @@ struct s5p_mfc_ctx { int after_packed_pb; int sei_fp_parse; - int dpb_count; + int pb_count; int total_dpb_count; int mv_count; /* Buffers */ diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c index 2e5f30b..dc1fc94 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c @@ -38,7 +38,7 @@ int s5p_mfc_alloc_firmware(struct s5p_mfc_dev *dev) dev->fw_virt_addr = dma_alloc_coherent(dev->mem_dev_l, dev->fw_size, &dev->bank1, GFP_KERNEL); - if (IS_ERR(dev->fw_virt_addr)) { + if (IS_ERR_OR_NULL(dev->fw_virt_addr)) { dev->fw_virt_addr = NULL; mfc_err("Allocating bitprocessor buffer failed\n"); return -ENOMEM; diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h b/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h index bd5cd4a..8e608f5 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h @@ -30,8 +30,8 @@ extern int debug; #define mfc_debug(level, fmt, args...) #endif -#define mfc_debug_enter() mfc_debug(5, "enter") -#define mfc_debug_leave() mfc_debug(5, "leave") +#define mfc_debug_enter() mfc_debug(5, "enter\n") +#define mfc_debug_leave() mfc_debug(5, "leave\n") #define mfc_err(fmt, args...) \ do { \ diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c index 4af53bd..00b0703 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c @@ -210,11 +210,11 @@ static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx) /* Context is to decode a frame */ if (ctx->src_queue_cnt >= 1 && ctx->state == MFCINST_RUNNING && - ctx->dst_queue_cnt >= ctx->dpb_count) + ctx->dst_queue_cnt >= ctx->pb_count) return 1; /* Context is to return last frame */ if (ctx->state == MFCINST_FINISHING && - ctx->dst_queue_cnt >= ctx->dpb_count) + ctx->dst_queue_cnt >= ctx->pb_count) return 1; /* Context is to set buffers */ if (ctx->src_queue_cnt >= 1 && @@ -224,7 +224,7 @@ static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx) /* Resolution change */ if ((ctx->state == MFCINST_RES_CHANGE_INIT || ctx->state == MFCINST_RES_CHANGE_FLUSH) && - ctx->dst_queue_cnt >= ctx->dpb_count) + ctx->dst_queue_cnt >= ctx->pb_count) return 1; if (ctx->state == MFCINST_RES_CHANGE_END && ctx->src_queue_cnt >= 1) @@ -537,7 +537,7 @@ static int vidioc_reqbufs(struct file *file, void *priv, mfc_err("vb2_reqbufs on capture failed\n"); return ret; } - if (reqbufs->count < ctx->dpb_count) { + if (reqbufs->count < ctx->pb_count) { mfc_err("Not enough buffers allocated\n"); reqbufs->count = 0; s5p_mfc_clock_on(); @@ -751,7 +751,7 @@ static int s5p_mfc_dec_g_v_ctrl(struct v4l2_ctrl *ctrl) case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE: if (ctx->state >= MFCINST_HEAD_PARSED && ctx->state < MFCINST_ABORT) { - ctrl->val = ctx->dpb_count; + ctrl->val = ctx->pb_count; break; } else if (ctx->state != MFCINST_INIT) { v4l2_err(&dev->v4l2_dev, "Decoding not initialised\n"); @@ -763,7 +763,7 @@ static int s5p_mfc_dec_g_v_ctrl(struct v4l2_ctrl *ctrl) S5P_MFC_R2H_CMD_SEQ_DONE_RET, 0); if (ctx->state >= MFCINST_HEAD_PARSED && ctx->state < MFCINST_ABORT) { - ctrl->val = ctx->dpb_count; + ctrl->val = ctx->pb_count; } else { v4l2_err(&dev->v4l2_dev, "Decoding not initialised\n"); return -EINVAL; @@ -924,10 +924,10 @@ static int s5p_mfc_queue_setup(struct vb2_queue *vq, /* Output plane count is 2 - one for Y and one for CbCr */ *plane_count = 2; /* Setup buffer count */ - if (*buf_count < ctx->dpb_count) - *buf_count = ctx->dpb_count; - if (*buf_count > ctx->dpb_count + MFC_MAX_EXTRA_DPB) - *buf_count = ctx->dpb_count + MFC_MAX_EXTRA_DPB; + if (*buf_count < ctx->pb_count) + *buf_count = ctx->pb_count; + if (*buf_count > ctx->pb_count + MFC_MAX_EXTRA_DPB) + *buf_count = ctx->pb_count + MFC_MAX_EXTRA_DPB; if (*buf_count > MFC_MAX_BUFFERS) *buf_count = MFC_MAX_BUFFERS; } else { diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c index 4f6b553..2549967 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c @@ -592,7 +592,7 @@ static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx) return 1; /* context is ready to encode a frame */ if ((ctx->state == MFCINST_RUNNING || - ctx->state == MFCINST_HEAD_PARSED) && + ctx->state == MFCINST_HEAD_PRODUCED) && ctx->src_queue_cnt >= 1 && ctx->dst_queue_cnt >= 1) return 1; /* context is ready to encode remaining frames */ @@ -649,6 +649,7 @@ static int enc_post_seq_start(struct s5p_mfc_ctx *ctx) struct s5p_mfc_enc_params *p = &ctx->enc_params; struct s5p_mfc_buf *dst_mb; unsigned long flags; + unsigned int enc_pb_count; if (p->seq_hdr_mode == V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE) { spin_lock_irqsave(&dev->irqlock, flags); @@ -661,18 +662,19 @@ static int enc_post_seq_start(struct s5p_mfc_ctx *ctx) vb2_buffer_done(dst_mb->b, VB2_BUF_STATE_DONE); spin_unlock_irqrestore(&dev->irqlock, flags); } - if (IS_MFCV6(dev)) { - ctx->state = MFCINST_HEAD_PARSED; /* for INIT_BUFFER cmd */ - } else { + + if (!IS_MFCV6(dev)) { ctx->state = MFCINST_RUNNING; if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); - } - - if (IS_MFCV6(dev)) - ctx->dpb_count = s5p_mfc_hw_call(dev->mfc_ops, + } else { + enc_pb_count = s5p_mfc_hw_call(dev->mfc_ops, get_enc_dpb_count, dev); + if (ctx->pb_count < enc_pb_count) + ctx->pb_count = enc_pb_count; + ctx->state = MFCINST_HEAD_PRODUCED; + } return 0; } @@ -717,9 +719,9 @@ static int enc_post_frame_start(struct s5p_mfc_ctx *ctx) slice_type = s5p_mfc_hw_call(dev->mfc_ops, get_enc_slice_type, dev); strm_size = s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size, dev); - mfc_debug(2, "Encoded slice type: %d", slice_type); - mfc_debug(2, "Encoded stream size: %d", strm_size); - mfc_debug(2, "Display order: %d", + mfc_debug(2, "Encoded slice type: %d\n", slice_type); + mfc_debug(2, "Encoded stream size: %d\n", strm_size); + mfc_debug(2, "Display order: %d\n", mfc_read(dev, S5P_FIMV_ENC_SI_PIC_CNT)); spin_lock_irqsave(&dev->irqlock, flags); if (slice_type >= 0) { @@ -1055,15 +1057,13 @@ static int vidioc_reqbufs(struct file *file, void *priv, } ctx->capture_state = QUEUE_BUFS_REQUESTED; - if (!IS_MFCV6(dev)) { - ret = s5p_mfc_hw_call(ctx->dev->mfc_ops, - alloc_codec_buffers, ctx); - if (ret) { - mfc_err("Failed to allocate encoding buffers\n"); - reqbufs->count = 0; - ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); - return -ENOMEM; - } + ret = s5p_mfc_hw_call(ctx->dev->mfc_ops, + alloc_codec_buffers, ctx); + if (ret) { + mfc_err("Failed to allocate encoding buffers\n"); + reqbufs->count = 0; + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + return -ENOMEM; } } else if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { if (ctx->output_state != QUEUE_FREE) { @@ -1071,6 +1071,19 @@ static int vidioc_reqbufs(struct file *file, void *priv, ctx->output_state); return -EINVAL; } + + if (IS_MFCV6(dev)) { + /* Check for min encoder buffers */ + if (ctx->pb_count && + (reqbufs->count < ctx->pb_count)) { + reqbufs->count = ctx->pb_count; + mfc_debug(2, "Minimum %d output buffers needed\n", + ctx->pb_count); + } else { + ctx->pb_count = reqbufs->count; + } + } + ret = vb2_reqbufs(&ctx->vq_src, reqbufs); if (ret != 0) { mfc_err("error in vb2_reqbufs() for E(S)\n"); @@ -1533,14 +1546,14 @@ int vidioc_encoder_cmd(struct file *file, void *priv, spin_lock_irqsave(&dev->irqlock, flags); if (list_empty(&ctx->src_queue)) { - mfc_debug(2, "EOS: empty src queue, entering finishing state"); + mfc_debug(2, "EOS: empty src queue, entering finishing state\n"); ctx->state = MFCINST_FINISHING; if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); spin_unlock_irqrestore(&dev->irqlock, flags); s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); } else { - mfc_debug(2, "EOS: marking last buffer of stream"); + mfc_debug(2, "EOS: marking last buffer of stream\n"); buf = list_entry(ctx->src_queue.prev, struct s5p_mfc_buf, list); if (buf->flags & MFC_BUF_FLAG_USED) @@ -1609,9 +1622,9 @@ static int check_vb_with_fmt(struct s5p_mfc_fmt *fmt, struct vb2_buffer *vb) mfc_err("failed to get plane cookie\n"); return -EINVAL; } - mfc_debug(2, "index: %d, plane[%d] cookie: 0x%08zx", - vb->v4l2_buf.index, i, - vb2_dma_contig_plane_dma_addr(vb, i)); + mfc_debug(2, "index: %d, plane[%d] cookie: 0x%08zx\n", + vb->v4l2_buf.index, i, + vb2_dma_contig_plane_dma_addr(vb, i)); } return 0; } @@ -1760,11 +1773,27 @@ static int s5p_mfc_start_streaming(struct vb2_queue *q, unsigned int count) struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); struct s5p_mfc_dev *dev = ctx->dev; - v4l2_ctrl_handler_setup(&ctx->ctrl_handler); + if (IS_MFCV6(dev) && (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)) { + + if ((ctx->state == MFCINST_GOT_INST) && + (dev->curr_ctx == ctx->num) && dev->hw_lock) { + s5p_mfc_wait_for_done_ctx(ctx, + S5P_MFC_R2H_CMD_SEQ_DONE_RET, + 0); + } + + if (ctx->src_bufs_cnt < ctx->pb_count) { + mfc_err("Need minimum %d OUTPUT buffers\n", + ctx->pb_count); + return -EINVAL; + } + } + /* If context is ready then dev = work->data;schedule it to run */ if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + return 0; } @@ -1920,6 +1949,7 @@ int s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx *ctx) if (controls[i].is_volatile && ctx->ctrls[i]) ctx->ctrls[i]->flags |= V4L2_CTRL_FLAG_VOLATILE; } + v4l2_ctrl_handler_setup(&ctx->ctrl_handler); return 0; } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c index 0af05a2..368582b 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c @@ -1275,8 +1275,8 @@ static int s5p_mfc_run_enc_frame(struct s5p_mfc_ctx *ctx) spin_unlock_irqrestore(&dev->irqlock, flags); dev->curr_ctx = ctx->num; s5p_mfc_clean_ctx_int_flags(ctx); - mfc_debug(2, "encoding buffer with index=%d state=%d", - src_mb ? src_mb->b->v4l2_buf.index : -1, ctx->state); + mfc_debug(2, "encoding buffer with index=%d state=%d\n", + src_mb ? src_mb->b->v4l2_buf.index : -1, ctx->state); s5p_mfc_encode_one_frame_v5(ctx); return 0; } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c index 7e76fce..66f0d04 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c @@ -62,12 +62,6 @@ static void s5p_mfc_release_dec_desc_buffer_v6(struct s5p_mfc_ctx *ctx) /* NOP */ } -static int s5p_mfc_get_dec_status_v6(struct s5p_mfc_dev *dev) -{ - /* NOP */ - return -1; -} - /* Allocate codec buffers */ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx) { @@ -167,7 +161,7 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx) S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6); ctx->bank1.size = ctx->scratch_buf_size + ctx->tmv_buffer_size + - (ctx->dpb_count * (ctx->luma_dpb_size + + (ctx->pb_count * (ctx->luma_dpb_size + ctx->chroma_dpb_size + ctx->me_buffer_size)); ctx->bank2.size = 0; break; @@ -181,7 +175,7 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx) S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6); ctx->bank1.size = ctx->scratch_buf_size + ctx->tmv_buffer_size + - (ctx->dpb_count * (ctx->luma_dpb_size + + (ctx->pb_count * (ctx->luma_dpb_size + ctx->chroma_dpb_size + ctx->me_buffer_size)); ctx->bank2.size = 0; break; @@ -198,7 +192,6 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx) } BUG_ON(ctx->bank1.dma & ((1 << MFC_BANK1_ALIGN_ORDER) - 1)); } - return 0; } @@ -449,8 +442,8 @@ static int s5p_mfc_set_enc_stream_buffer_v6(struct s5p_mfc_ctx *ctx, WRITEL(addr, S5P_FIMV_E_STREAM_BUFFER_ADDR_V6); /* 16B align */ WRITEL(size, S5P_FIMV_E_STREAM_BUFFER_SIZE_V6); - mfc_debug(2, "stream buf addr: 0x%08lx, size: 0x%d", - addr, size); + mfc_debug(2, "stream buf addr: 0x%08lx, size: 0x%d\n", + addr, size); return 0; } @@ -463,8 +456,8 @@ static void s5p_mfc_set_enc_frame_buffer_v6(struct s5p_mfc_ctx *ctx, WRITEL(y_addr, S5P_FIMV_E_SOURCE_LUMA_ADDR_V6); /* 256B align */ WRITEL(c_addr, S5P_FIMV_E_SOURCE_CHROMA_ADDR_V6); - mfc_debug(2, "enc src y buf addr: 0x%08lx", y_addr); - mfc_debug(2, "enc src c buf addr: 0x%08lx", c_addr); + mfc_debug(2, "enc src y buf addr: 0x%08lx\n", y_addr); + mfc_debug(2, "enc src c buf addr: 0x%08lx\n", c_addr); } static void s5p_mfc_get_enc_frame_buffer_v6(struct s5p_mfc_ctx *ctx, @@ -479,8 +472,8 @@ static void s5p_mfc_get_enc_frame_buffer_v6(struct s5p_mfc_ctx *ctx, enc_recon_y_addr = READL(S5P_FIMV_E_RECON_LUMA_DPB_ADDR_V6); enc_recon_c_addr = READL(S5P_FIMV_E_RECON_CHROMA_DPB_ADDR_V6); - mfc_debug(2, "recon y addr: 0x%08lx", enc_recon_y_addr); - mfc_debug(2, "recon c addr: 0x%08lx", enc_recon_c_addr); + mfc_debug(2, "recon y addr: 0x%08lx\n", enc_recon_y_addr); + mfc_debug(2, "recon c addr: 0x%08lx\n", enc_recon_c_addr); } /* Set encoding ref & codec buffer */ @@ -497,7 +490,7 @@ static int s5p_mfc_set_enc_ref_buffer_v6(struct s5p_mfc_ctx *ctx) mfc_debug(2, "Buf1: %p (%d)\n", (void *)buf_addr1, buf_size1); - for (i = 0; i < ctx->dpb_count; i++) { + for (i = 0; i < ctx->pb_count; i++) { WRITEL(buf_addr1, S5P_FIMV_E_LUMA_DPB_V6 + (4 * i)); buf_addr1 += ctx->luma_dpb_size; WRITEL(buf_addr1, S5P_FIMV_E_CHROMA_DPB_V6 + (4 * i)); @@ -520,7 +513,7 @@ static int s5p_mfc_set_enc_ref_buffer_v6(struct s5p_mfc_ctx *ctx) buf_size1 -= ctx->tmv_buffer_size; mfc_debug(2, "Buf1: %u, buf_size1: %d (ref frames %d)\n", - buf_addr1, buf_size1, ctx->dpb_count); + buf_addr1, buf_size1, ctx->pb_count); if (buf_size1 < 0) { mfc_debug(2, "Not enough memory has been allocated.\n"); return -ENOMEM; @@ -1431,8 +1424,8 @@ static inline int s5p_mfc_run_enc_frame(struct s5p_mfc_ctx *ctx) src_y_addr = vb2_dma_contig_plane_dma_addr(src_mb->b, 0); src_c_addr = vb2_dma_contig_plane_dma_addr(src_mb->b, 1); - mfc_debug(2, "enc src y addr: 0x%08lx", src_y_addr); - mfc_debug(2, "enc src c addr: 0x%08lx", src_c_addr); + mfc_debug(2, "enc src y addr: 0x%08lx\n", src_y_addr); + mfc_debug(2, "enc src c addr: 0x%08lx\n", src_c_addr); s5p_mfc_set_enc_frame_buffer_v6(ctx, src_y_addr, src_c_addr); @@ -1522,22 +1515,6 @@ static inline int s5p_mfc_run_init_enc_buffers(struct s5p_mfc_ctx *ctx) struct s5p_mfc_dev *dev = ctx->dev; int ret; - ret = s5p_mfc_alloc_codec_buffers_v6(ctx); - if (ret) { - mfc_err("Failed to allocate encoding buffers.\n"); - return -ENOMEM; - } - - /* Header was generated now starting processing - * First set the reference frame buffers - */ - if (ctx->capture_state != QUEUE_BUFS_REQUESTED) { - mfc_err("It seems that destionation buffers were not\n" - "requested.MFC requires that header should be generated\n" - "before allocating codec buffer.\n"); - return -EAGAIN; - } - dev->curr_ctx = ctx->num; s5p_mfc_clean_ctx_int_flags(ctx); ret = s5p_mfc_set_enc_ref_buffer_v6(ctx); @@ -1582,7 +1559,7 @@ static void s5p_mfc_try_run_v6(struct s5p_mfc_dev *dev) mfc_debug(1, "Seting new context to %p\n", ctx); /* Got context to run in ctx */ mfc_debug(1, "ctx->dst_queue_cnt=%d ctx->dpb_count=%d ctx->src_queue_cnt=%d\n", - ctx->dst_queue_cnt, ctx->dpb_count, ctx->src_queue_cnt); + ctx->dst_queue_cnt, ctx->pb_count, ctx->src_queue_cnt); mfc_debug(1, "ctx->state=%d\n", ctx->state); /* Last frame has already been sent to MFC * Now obtaining frames from MFC buffer */ @@ -1647,7 +1624,7 @@ static void s5p_mfc_try_run_v6(struct s5p_mfc_dev *dev) case MFCINST_GOT_INST: s5p_mfc_run_init_enc(ctx); break; - case MFCINST_HEAD_PARSED: /* Only for MFC6.x */ + case MFCINST_HEAD_PRODUCED: ret = s5p_mfc_run_init_enc_buffers(ctx); break; default: @@ -1730,7 +1707,7 @@ static int s5p_mfc_get_dspl_status_v6(struct s5p_mfc_dev *dev) return mfc_read(dev, S5P_FIMV_D_DISPLAY_STATUS_V6); } -static int s5p_mfc_get_decoded_status_v6(struct s5p_mfc_dev *dev) +static int s5p_mfc_get_dec_status_v6(struct s5p_mfc_dev *dev) { return mfc_read(dev, S5P_FIMV_D_DECODED_STATUS_V6); } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c index 6aa38a5..11d5f1d 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c @@ -50,19 +50,6 @@ int s5p_mfc_init_pm(struct s5p_mfc_dev *dev) goto err_p_ip_clk; } - pm->clock = clk_get(&dev->plat_dev->dev, dev->variant->mclk_name); - if (IS_ERR(pm->clock)) { - mfc_err("Failed to get MFC clock\n"); - ret = PTR_ERR(pm->clock); - goto err_g_ip_clk_2; - } - - ret = clk_prepare(pm->clock); - if (ret) { - mfc_err("Failed to prepare MFC clock\n"); - goto err_p_ip_clk_2; - } - atomic_set(&pm->power, 0); #ifdef CONFIG_PM_RUNTIME pm->device = &dev->plat_dev->dev; @@ -72,10 +59,6 @@ int s5p_mfc_init_pm(struct s5p_mfc_dev *dev) atomic_set(&clk_ref, 0); #endif return 0; -err_p_ip_clk_2: - clk_put(pm->clock); -err_g_ip_clk_2: - clk_unprepare(pm->clock_gate); err_p_ip_clk: clk_put(pm->clock_gate); err_g_ip_clk: @@ -86,8 +69,6 @@ void s5p_mfc_final_pm(struct s5p_mfc_dev *dev) { clk_unprepare(pm->clock_gate); clk_put(pm->clock_gate); - clk_unprepare(pm->clock); - clk_put(pm->clock); #ifdef CONFIG_PM_RUNTIME pm_runtime_disable(pm->device); #endif @@ -98,7 +79,7 @@ int s5p_mfc_clock_on(void) int ret; #ifdef CLK_DEBUG atomic_inc(&clk_ref); - mfc_debug(3, "+ %d", atomic_read(&clk_ref)); + mfc_debug(3, "+ %d\n", atomic_read(&clk_ref)); #endif ret = clk_enable(pm->clock_gate); return ret; @@ -108,7 +89,7 @@ void s5p_mfc_clock_off(void) { #ifdef CLK_DEBUG atomic_dec(&clk_ref); - mfc_debug(3, "- %d", atomic_read(&clk_ref)); + mfc_debug(3, "- %d\n", atomic_read(&clk_ref)); #endif clk_disable(pm->clock_gate); } diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c index 0b32cc3..59a9dee 100644 --- a/drivers/media/platform/sh_veu.c +++ b/drivers/media/platform/sh_veu.c @@ -905,11 +905,11 @@ static int sh_veu_queue_setup(struct vb2_queue *vq, if (ftmp.fmt.pix.width != pix->width || ftmp.fmt.pix.height != pix->height) return -EINVAL; - size = pix->bytesperline ? pix->bytesperline * pix->height : - pix->width * pix->height * fmt->depth >> 3; + size = pix->bytesperline ? pix->bytesperline * pix->height * fmt->depth / fmt->ydepth : + pix->width * pix->height * fmt->depth / fmt->ydepth; } else { vfmt = sh_veu_get_vfmt(veu, vq->type); - size = vfmt->bytesperline * vfmt->frame.height; + size = vfmt->bytesperline * vfmt->frame.height * vfmt->fmt->depth / vfmt->fmt->ydepth; } if (count < 2) @@ -1033,8 +1033,6 @@ static int sh_veu_release(struct file *file) dev_dbg(veu->dev, "Releasing instance %p\n", veu_file); - pm_runtime_put(veu->dev); - if (veu_file == veu->capture) { veu->capture = NULL; vb2_queue_release(v4l2_m2m_get_vq(veu->m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE)); @@ -1050,6 +1048,8 @@ static int sh_veu_release(struct file *file) veu->m2m_ctx = NULL; } + pm_runtime_put(veu->dev); + kfree(veu_file); return 0; @@ -1138,10 +1138,7 @@ static irqreturn_t sh_veu_isr(int irq, void *dev_id) veu->xaction++; - if (!veu->aborting) - return IRQ_WAKE_THREAD; - - return IRQ_HANDLED; + return IRQ_WAKE_THREAD; } static int sh_veu_probe(struct platform_device *pdev) diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index eea832c..3a4efbd 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -643,9 +643,9 @@ static int soc_camera_close(struct file *file) if (ici->ops->init_videobuf2) vb2_queue_release(&icd->vb2_vidq); - ici->ops->remove(icd); - __soc_camera_power_off(icd); + + ici->ops->remove(icd); } if (icd->streamer == file) diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig index c0beee2..d529ba7 100644 --- a/drivers/media/radio/Kconfig +++ b/drivers/media/radio/Kconfig @@ -22,6 +22,7 @@ config RADIO_SI476X tristate "Silicon Laboratories Si476x I2C FM Radio" depends on I2C && VIDEO_V4L2 depends on MFD_SI476X_CORE + depends on SND_SOC select SND_SOC_SI476X ---help--- Choose Y here if you have this FM radio chip. diff --git a/drivers/media/radio/radio-si476x.c b/drivers/media/radio/radio-si476x.c index 9430c6a..9dc8baf 100644 --- a/drivers/media/radio/radio-si476x.c +++ b/drivers/media/radio/radio-si476x.c @@ -44,7 +44,7 @@ #define FREQ_MUL (10000000 / 625) -#define SI476X_PHDIV_STATUS_LINK_LOCKED(status) (0b10000000 & (status)) +#define SI476X_PHDIV_STATUS_LINK_LOCKED(status) (0x80 & (status)) #define DRIVER_NAME "si476x-radio" #define DRIVER_CARD "SI476x AM/FM Receiver" diff --git a/drivers/media/tuners/Kconfig b/drivers/media/tuners/Kconfig index f6768ca..15665de 100644 --- a/drivers/media/tuners/Kconfig +++ b/drivers/media/tuners/Kconfig @@ -1,23 +1,3 @@ -config MEDIA_ATTACH - bool "Load and attach frontend and tuner driver modules as needed" - depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT - depends on MODULES - default y if !EXPERT - help - Remove the static dependency of DVB card drivers on all - frontend modules for all possible card variants. Instead, - allow the card drivers to only load the frontend modules - they require. - - Also, tuner module will automatically load a tuner driver - when needed, for analog mode. - - This saves several KBytes of memory. - - Note: You will need module-init-tools v3.2 or later for this feature. - - If unsure say Y. - # Analog TV tuners, auto-loaded via tuner.ko config MEDIA_TUNER tristate diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index 22015fe..2cc8ec7 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -376,7 +376,7 @@ static int rtl2832u_read_config(struct dvb_usb_device *d) struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf}; struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf}; struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf}; - struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 5, buf}; + struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf}; dev_dbg(&d->udev->dev, "%s:\n", __func__); @@ -481,9 +481,9 @@ static int rtl2832u_read_config(struct dvb_usb_device *d) goto found; } - /* check R820T by reading tuner stats at I2C addr 0x1a */ + /* check R820T ID register; reg=00 val=69 */ ret = rtl28xxu_ctrl_msg(d, &req_r820t); - if (ret == 0) { + if (ret == 0 && buf[0] == 0x69) { priv->tuner = TUNER_RTL2832_R820T; priv->tuner_name = "R820T"; goto found; diff --git a/drivers/media/usb/gspca/sonixb.c b/drivers/media/usb/gspca/sonixb.c index 3fe207e..d7ff3b9 100644 --- a/drivers/media/usb/gspca/sonixb.c +++ b/drivers/media/usb/gspca/sonixb.c @@ -1159,6 +1159,13 @@ static int sd_start(struct gspca_dev *gspca_dev) regs[0x01] = 0x44; /* Select 24 Mhz clock */ regs[0x12] = 0x02; /* Set hstart to 2 */ } + break; + case SENSOR_PAS202: + /* For some unknown reason we need to increase hstart by 1 on + the sn9c103, otherwise we get wrong colors (bayer shift). */ + if (sd->bridge == BRIDGE_103) + regs[0x12] += 1; + break; } /* Disable compression when the raw bayer format has been selected */ if (cam->cam_mode[gspca_dev->curr_mode].priv & MODE_RAW) diff --git a/drivers/media/usb/pwc/pwc.h b/drivers/media/usb/pwc/pwc.h index 7a6a0d3..81b017a 100644 --- a/drivers/media/usb/pwc/pwc.h +++ b/drivers/media/usb/pwc/pwc.h @@ -226,7 +226,7 @@ struct pwc_device struct list_head queued_bufs; spinlock_t queued_bufs_lock; /* Protects queued_bufs */ - /* Note if taking both locks v4l2_lock must always be locked first! */ + /* If taking both locks vb_queue_lock must always be locked first! */ struct mutex v4l2_lock; /* Protects everything else */ struct mutex vb_queue_lock; /* Protects vb_queue and capt_file */ diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index ebb8e48..fccd08b 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -1835,6 +1835,8 @@ bool v4l2_ctrl_radio_filter(const struct v4l2_ctrl *ctrl) { if (V4L2_CTRL_ID2CLASS(ctrl->id) == V4L2_CTRL_CLASS_FM_TX) return true; + if (V4L2_CTRL_ID2CLASS(ctrl->id) == V4L2_CTRL_CLASS_FM_RX) + return true; switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: case V4L2_CID_AUDIO_VOLUME: diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index f81bda1..7658586 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -243,7 +243,6 @@ static void v4l_print_format(const void *arg, bool write_only) const struct v4l2_vbi_format *vbi; const struct v4l2_sliced_vbi_format *sliced; const struct v4l2_window *win; - const struct v4l2_clip *clip; unsigned i; pr_cont("type=%s", prt_names(p->type, v4l2_type_names)); @@ -253,7 +252,7 @@ static void v4l_print_format(const void *arg, bool write_only) pix = &p->fmt.pix; pr_cont(", width=%u, height=%u, " "pixelformat=%c%c%c%c, field=%s, " - "bytesperline=%u sizeimage=%u, colorspace=%d\n", + "bytesperline=%u, sizeimage=%u, colorspace=%d\n", pix->width, pix->height, (pix->pixelformat & 0xff), (pix->pixelformat >> 8) & 0xff, @@ -284,20 +283,14 @@ static void v4l_print_format(const void *arg, bool write_only) case V4L2_BUF_TYPE_VIDEO_OVERLAY: case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: win = &p->fmt.win; - pr_cont(", wxh=%dx%d, x,y=%d,%d, field=%s, " - "chromakey=0x%08x, bitmap=%p, " - "global_alpha=0x%02x\n", - win->w.width, win->w.height, - win->w.left, win->w.top, + /* Note: we can't print the clip list here since the clips + * pointer is a userspace pointer, not a kernelspace + * pointer. */ + pr_cont(", wxh=%dx%d, x,y=%d,%d, field=%s, chromakey=0x%08x, clipcount=%u, clips=%p, bitmap=%p, global_alpha=0x%02x\n", + win->w.width, win->w.height, win->w.left, win->w.top, prt_names(win->field, v4l2_field_names), - win->chromakey, win->bitmap, win->global_alpha); - clip = win->clips; - for (i = 0; i < win->clipcount; i++) { - printk(KERN_DEBUG "clip %u: wxh=%dx%d, x,y=%d,%d\n", - i, clip->c.width, clip->c.height, - clip->c.left, clip->c.top); - clip = clip->next; - } + win->chromakey, win->clipcount, win->clips, + win->bitmap, win->global_alpha); break; case V4L2_BUF_TYPE_VBI_CAPTURE: case V4L2_BUF_TYPE_VBI_OUTPUT: @@ -332,7 +325,7 @@ static void v4l_print_framebuffer(const void *arg, bool write_only) pr_cont("capability=0x%x, flags=0x%x, base=0x%p, width=%u, " "height=%u, pixelformat=%c%c%c%c, " - "bytesperline=%u sizeimage=%u, colorspace=%d\n", + "bytesperline=%u, sizeimage=%u, colorspace=%d\n", p->capability, p->flags, p->base, p->fmt.width, p->fmt.height, (p->fmt.pixelformat & 0xff), @@ -353,7 +346,7 @@ static void v4l_print_modulator(const void *arg, bool write_only) const struct v4l2_modulator *p = arg; if (write_only) - pr_cont("index=%u, txsubchans=0x%x", p->index, p->txsubchans); + pr_cont("index=%u, txsubchans=0x%x\n", p->index, p->txsubchans); else pr_cont("index=%u, name=%.*s, capability=0x%x, " "rangelow=%u, rangehigh=%u, txsubchans=0x%x\n", @@ -445,13 +438,13 @@ static void v4l_print_buffer(const void *arg, bool write_only) for (i = 0; i < p->length; ++i) { plane = &p->m.planes[i]; printk(KERN_DEBUG - "plane %d: bytesused=%d, data_offset=0x%08x " + "plane %d: bytesused=%d, data_offset=0x%08x, " "offset/userptr=0x%lx, length=%d\n", i, plane->bytesused, plane->data_offset, plane->m.userptr, plane->length); } } else { - pr_cont("bytesused=%d, offset/userptr=0x%lx, length=%d\n", + pr_cont(", bytesused=%d, offset/userptr=0x%lx, length=%d\n", p->bytesused, p->m.userptr, p->length); } @@ -504,6 +497,8 @@ static void v4l_print_streamparm(const void *arg, bool write_only) c->capability, c->outputmode, c->timeperframe.numerator, c->timeperframe.denominator, c->extendedmode, c->writebuffers); + } else { + pr_cont("\n"); } } @@ -734,11 +729,11 @@ static void v4l_print_frmsizeenum(const void *arg, bool write_only) p->type); switch (p->type) { case V4L2_FRMSIZE_TYPE_DISCRETE: - pr_cont(" wxh=%ux%u\n", + pr_cont(", wxh=%ux%u\n", p->discrete.width, p->discrete.height); break; case V4L2_FRMSIZE_TYPE_STEPWISE: - pr_cont(" min=%ux%u, max=%ux%u, step=%ux%u\n", + pr_cont(", min=%ux%u, max=%ux%u, step=%ux%u\n", p->stepwise.min_width, p->stepwise.min_height, p->stepwise.step_width, p->stepwise.step_height, p->stepwise.max_width, p->stepwise.max_height); @@ -764,12 +759,12 @@ static void v4l_print_frmivalenum(const void *arg, bool write_only) p->width, p->height, p->type); switch (p->type) { case V4L2_FRMIVAL_TYPE_DISCRETE: - pr_cont(" fps=%d/%d\n", + pr_cont(", fps=%d/%d\n", p->discrete.numerator, p->discrete.denominator); break; case V4L2_FRMIVAL_TYPE_STEPWISE: - pr_cont(" min=%d/%d, max=%d/%d, step=%d/%d\n", + pr_cont(", min=%d/%d, max=%d/%d, step=%d/%d\n", p->stepwise.min.numerator, p->stepwise.min.denominator, p->stepwise.max.numerator, @@ -807,8 +802,8 @@ static void v4l_print_event(const void *arg, bool write_only) pr_cont("value64=%lld, ", c->value64); else pr_cont("value=%d, ", c->value); - pr_cont("flags=0x%x, minimum=%d, maximum=%d, step=%d," - " default_value=%d\n", + pr_cont("flags=0x%x, minimum=%d, maximum=%d, step=%d, " + "default_value=%d\n", c->flags, c->minimum, c->maximum, c->step, c->default_value); break; @@ -845,7 +840,7 @@ static void v4l_print_freq_band(const void *arg, bool write_only) const struct v4l2_frequency_band *p = arg; pr_cont("tuner=%u, type=%u, index=%u, capability=0x%x, " - "rangelow=%u, rangehigh=%u, modulation=0x%x\n", + "rangelow=%u, rangehigh=%u, modulation=0x%x\n", p->tuner, p->type, p->index, p->capability, p->rangelow, p->rangehigh, p->modulation); diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index 66f599f..e96497f 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -205,7 +205,7 @@ static void v4l2_m2m_try_run(struct v4l2_m2m_dev *m2m_dev) static void v4l2_m2m_try_schedule(struct v4l2_m2m_ctx *m2m_ctx) { struct v4l2_m2m_dev *m2m_dev; - unsigned long flags_job, flags; + unsigned long flags_job, flags_out, flags_cap; m2m_dev = m2m_ctx->m2m_dev; dprintk("Trying to schedule a job for m2m_ctx: %p\n", m2m_ctx); @@ -223,23 +223,26 @@ static void v4l2_m2m_try_schedule(struct v4l2_m2m_ctx *m2m_ctx) return; } - spin_lock_irqsave(&m2m_ctx->out_q_ctx.rdy_spinlock, flags); + spin_lock_irqsave(&m2m_ctx->out_q_ctx.rdy_spinlock, flags_out); if (list_empty(&m2m_ctx->out_q_ctx.rdy_queue)) { - spin_unlock_irqrestore(&m2m_ctx->out_q_ctx.rdy_spinlock, flags); + spin_unlock_irqrestore(&m2m_ctx->out_q_ctx.rdy_spinlock, + flags_out); spin_unlock_irqrestore(&m2m_dev->job_spinlock, flags_job); dprintk("No input buffers available\n"); return; } - spin_lock_irqsave(&m2m_ctx->cap_q_ctx.rdy_spinlock, flags); + spin_lock_irqsave(&m2m_ctx->cap_q_ctx.rdy_spinlock, flags_cap); if (list_empty(&m2m_ctx->cap_q_ctx.rdy_queue)) { - spin_unlock_irqrestore(&m2m_ctx->cap_q_ctx.rdy_spinlock, flags); - spin_unlock_irqrestore(&m2m_ctx->out_q_ctx.rdy_spinlock, flags); + spin_unlock_irqrestore(&m2m_ctx->cap_q_ctx.rdy_spinlock, + flags_cap); + spin_unlock_irqrestore(&m2m_ctx->out_q_ctx.rdy_spinlock, + flags_out); spin_unlock_irqrestore(&m2m_dev->job_spinlock, flags_job); dprintk("No output buffers available\n"); return; } - spin_unlock_irqrestore(&m2m_ctx->cap_q_ctx.rdy_spinlock, flags); - spin_unlock_irqrestore(&m2m_ctx->out_q_ctx.rdy_spinlock, flags); + spin_unlock_irqrestore(&m2m_ctx->cap_q_ctx.rdy_spinlock, flags_cap); + spin_unlock_irqrestore(&m2m_ctx->out_q_ctx.rdy_spinlock, flags_out); if (m2m_dev->m2m_ops->job_ready && (!m2m_dev->m2m_ops->job_ready(m2m_ctx->priv))) { @@ -372,6 +375,20 @@ int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, EXPORT_SYMBOL_GPL(v4l2_m2m_dqbuf); /** + * v4l2_m2m_create_bufs() - create a source or destination buffer, depending + * on the type + */ +int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, + struct v4l2_create_buffers *create) +{ + struct vb2_queue *vq; + + vq = v4l2_m2m_get_vq(m2m_ctx, create->format.type); + return vb2_create_bufs(vq, create); +} +EXPORT_SYMBOL_GPL(v4l2_m2m_create_bufs); + +/** * v4l2_m2m_expbuf() - export a source or destination buffer, depending on * the type */ @@ -486,8 +503,10 @@ unsigned int v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, if (m2m_ctx->m2m_dev->m2m_ops->unlock) m2m_ctx->m2m_dev->m2m_ops->unlock(m2m_ctx->priv); - poll_wait(file, &src_q->done_wq, wait); - poll_wait(file, &dst_q->done_wq, wait); + if (list_empty(&src_q->done_list)) + poll_wait(file, &src_q->done_wq, wait); + if (list_empty(&dst_q->done_list)) + poll_wait(file, &dst_q->done_wq, wait); if (m2m_ctx->m2m_dev->m2m_ops->lock) m2m_ctx->m2m_dev->m2m_ops->lock(m2m_ctx->priv); diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index 7d833ee..e3bdc3b 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -2014,7 +2014,8 @@ unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait) if (list_empty(&q->queued_list)) return res | POLLERR; - poll_wait(file, &q->done_wq, wait); + if (list_empty(&q->done_list)) + poll_wait(file, &q->done_wq, wait); /* * Take first buffer available for dequeuing. diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c index 721b918..4b93ed4 100644 --- a/drivers/mfd/tps6586x.c +++ b/drivers/mfd/tps6586x.c @@ -107,7 +107,7 @@ static struct mfd_cell tps6586x_cell[] = { .name = "tps6586x-gpio", }, { - .name = "tps6586x-pmic", + .name = "tps6586x-regulator", }, { .name = "tps6586x-rtc", diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 742c193..07f257d4 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2364,7 +2364,8 @@ static void bond_miimon_commit(struct bonding *bond) pr_info("%s: link status definitely up for interface %s, %u Mbps %s duplex.\n", bond->dev->name, slave->dev->name, - slave->speed, slave->duplex ? "full" : "half"); + slave->speed == SPEED_UNKNOWN ? 0 : slave->speed, + slave->duplex ? "full" : "half"); /* notify ad that the link status has changed */ if (bond->params.mode == BOND_MODE_8023AD) diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 986df04..d964f30 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -744,6 +744,9 @@ static int tg3_ape_lock(struct tg3 *tp, int locknum) status = tg3_ape_read32(tp, gnt + off); if (status == bit) break; + if (pci_channel_offline(tp->pdev)) + break; + udelay(10); } @@ -1632,6 +1635,9 @@ static void tg3_wait_for_event_ack(struct tg3 *tp) for (i = 0; i < delay_cnt; i++) { if (!(tr32(GRC_RX_CPU_EVENT) & GRC_RX_CPU_DRIVER_EVENT)) break; + if (pci_channel_offline(tp->pdev)) + break; + udelay(8); } } @@ -1803,6 +1809,9 @@ static int tg3_poll_fw(struct tg3 *tp) for (i = 0; i < 200; i++) { if (tr32(VCPU_STATUS) & VCPU_STATUS_INIT_DONE) return 0; + if (pci_channel_offline(tp->pdev)) + return -ENODEV; + udelay(100); } return -ENODEV; @@ -1813,6 +1822,15 @@ static int tg3_poll_fw(struct tg3 *tp) tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val); if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1) break; + if (pci_channel_offline(tp->pdev)) { + if (!tg3_flag(tp, NO_FWARE_REPORTED)) { + tg3_flag_set(tp, NO_FWARE_REPORTED); + netdev_info(tp->dev, "No firmware running\n"); + } + + break; + } + udelay(10); } @@ -3547,6 +3565,8 @@ static int tg3_pause_cpu(struct tg3 *tp, u32 cpu_base) tw32(cpu_base + CPU_MODE, CPU_MODE_HALT); if (tr32(cpu_base + CPU_MODE) & CPU_MODE_HALT) break; + if (pci_channel_offline(tp->pdev)) + return -EBUSY; } return (i == iters) ? -EBUSY : 0; @@ -8661,6 +8681,14 @@ static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, boo tw32_f(ofs, val); for (i = 0; i < MAX_WAIT_CNT; i++) { + if (pci_channel_offline(tp->pdev)) { + dev_err(&tp->pdev->dev, + "tg3_stop_block device offline, " + "ofs=%lx enable_bit=%x\n", + ofs, enable_bit); + return -ENODEV; + } + udelay(100); val = tr32(ofs); if ((val & enable_bit) == 0) @@ -8684,6 +8712,13 @@ static int tg3_abort_hw(struct tg3 *tp, bool silent) tg3_disable_ints(tp); + if (pci_channel_offline(tp->pdev)) { + tp->rx_mode &= ~(RX_MODE_ENABLE | TX_MODE_ENABLE); + tp->mac_mode &= ~MAC_MODE_TDE_ENABLE; + err = -ENODEV; + goto err_no_dev; + } + tp->rx_mode &= ~RX_MODE_ENABLE; tw32_f(MAC_RX_MODE, tp->rx_mode); udelay(10); @@ -8732,6 +8767,7 @@ static int tg3_abort_hw(struct tg3 *tp, bool silent) err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent); err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent); +err_no_dev: for (i = 0; i < tp->irq_cnt; i++) { struct tg3_napi *tnapi = &tp->napi[i]; if (tnapi->hw_status) diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index b676882..1f7ff22 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -516,6 +516,7 @@ fec_restart(struct net_device *ndev, int duplex) /* Set MII speed */ writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED); +#if !defined(CONFIG_M5272) /* set RX checksum */ val = readl(fep->hwp + FEC_RACC); if (fep->csum_flags & FLAG_RX_CSUM_ENABLED) @@ -523,6 +524,7 @@ fec_restart(struct net_device *ndev, int duplex) else val &= ~FEC_RACC_OPTIONS; writel(val, fep->hwp + FEC_RACC); +#endif /* * The phy interface and speed need to get configured @@ -575,6 +577,7 @@ fec_restart(struct net_device *ndev, int duplex) #endif } +#if !defined(CONFIG_M5272) /* enable pause frame*/ if ((fep->pause_flag & FEC_PAUSE_FLAG_ENABLE) || ((fep->pause_flag & FEC_PAUSE_FLAG_AUTONEG) && @@ -592,6 +595,7 @@ fec_restart(struct net_device *ndev, int duplex) } else { rcntl &= ~FEC_ENET_FCE; } +#endif /* !defined(CONFIG_M5272) */ writel(rcntl, fep->hwp + FEC_R_CNTRL); @@ -1211,7 +1215,9 @@ static int fec_enet_mii_probe(struct net_device *ndev) /* mask with MAC supported features */ if (id_entry->driver_data & FEC_QUIRK_HAS_GBIT) { phy_dev->supported &= PHY_GBIT_FEATURES; +#if !defined(CONFIG_M5272) phy_dev->supported |= SUPPORTED_Pause; +#endif } else phy_dev->supported &= PHY_BASIC_FEATURES; @@ -1396,6 +1402,8 @@ static int fec_enet_get_ts_info(struct net_device *ndev, } } +#if !defined(CONFIG_M5272) + static void fec_enet_get_pauseparam(struct net_device *ndev, struct ethtool_pauseparam *pause) { @@ -1442,7 +1450,6 @@ static int fec_enet_set_pauseparam(struct net_device *ndev, return 0; } -#ifndef CONFIG_M5272 static const struct fec_stat { char name[ETH_GSTRING_LEN]; u16 offset; @@ -1541,7 +1548,7 @@ static int fec_enet_get_sset_count(struct net_device *dev, int sset) return -EOPNOTSUPP; } } -#endif +#endif /* !defined(CONFIG_M5272) */ static int fec_enet_nway_reset(struct net_device *dev) { @@ -1555,8 +1562,10 @@ static int fec_enet_nway_reset(struct net_device *dev) } static const struct ethtool_ops fec_enet_ethtool_ops = { +#if !defined(CONFIG_M5272) .get_pauseparam = fec_enet_get_pauseparam, .set_pauseparam = fec_enet_set_pauseparam, +#endif .get_settings = fec_enet_get_settings, .set_settings = fec_enet_set_settings, .get_drvinfo = fec_enet_get_drvinfo, @@ -1996,10 +2005,12 @@ fec_probe(struct platform_device *pdev) /* setup board info structure */ fep = netdev_priv(ndev); +#if !defined(CONFIG_M5272) /* default enable pause frame auto negotiation */ if (pdev->id_entry && (pdev->id_entry->driver_data & FEC_QUIRK_HAS_GBIT)) fep->pause_flag |= FEC_PAUSE_FLAG_AUTONEG; +#endif fep->hwp = devm_ioremap_resource(&pdev->dev, r); if (IS_ERR(fep->hwp)) { diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 510d506..6495bea 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -1763,7 +1763,7 @@ static int rxq_init(struct mv643xx_eth_private *mp, int index) memset(rxq->rx_desc_area, 0, size); rxq->rx_desc_area_size = size; - rxq->rx_skb = kmalloc_array(rxq->rx_ring_size, sizeof(*rxq->rx_skb), + rxq->rx_skb = kcalloc(rxq->rx_ring_size, sizeof(*rxq->rx_skb), GFP_KERNEL); if (rxq->rx_skb == NULL) goto out_free; diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index ec20508..db48147 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1015,7 +1015,7 @@ static int rxq_init(struct net_device *dev) int rx_desc_num = pep->rx_ring_size; /* Allocate RX skb rings */ - pep->rx_skb = kmalloc(sizeof(*pep->rx_skb) * pep->rx_ring_size, + pep->rx_skb = kzalloc(sizeof(*pep->rx_skb) * pep->rx_ring_size, GFP_KERNEL); if (!pep->rx_skb) return -ENOMEM; @@ -1076,7 +1076,7 @@ static int txq_init(struct net_device *dev) int size = 0, i = 0; int tx_desc_num = pep->tx_ring_size; - pep->tx_skb = kmalloc(sizeof(*pep->tx_skb) * pep->tx_ring_size, + pep->tx_skb = kzalloc(sizeof(*pep->tx_skb) * pep->tx_ring_size, GFP_KERNEL); if (!pep->tx_skb) return -ENOMEM; diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 56160a2..f390785 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -632,6 +632,9 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) dev->caps.cqe_size = 32; } + dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS; + mlx4_warn(dev, "Timestamping is not supported in slave mode.\n"); + slave_adjust_steering_mode(dev, &dev_cap, &hca_param); return 0; diff --git a/drivers/net/ethernet/octeon/octeon_mgmt.c b/drivers/net/ethernet/octeon/octeon_mgmt.c index e6e0292..622aa75 100644 --- a/drivers/net/ethernet/octeon/octeon_mgmt.c +++ b/drivers/net/ethernet/octeon/octeon_mgmt.c @@ -46,17 +46,25 @@ union mgmt_port_ring_entry { u64 d64; struct { - u64 reserved_62_63:2; +#define RING_ENTRY_CODE_DONE 0xf +#define RING_ENTRY_CODE_MORE 0x10 +#ifdef __BIG_ENDIAN_BITFIELD + u64 reserved_62_63:2; /* Length of the buffer/packet in bytes */ - u64 len:14; + u64 len:14; /* For TX, signals that the packet should be timestamped */ - u64 tstamp:1; + u64 tstamp:1; /* The RX error code */ - u64 code:7; -#define RING_ENTRY_CODE_DONE 0xf -#define RING_ENTRY_CODE_MORE 0x10 + u64 code:7; /* Physical address of the buffer */ - u64 addr:40; + u64 addr:40; +#else + u64 addr:40; + u64 code:7; + u64 tstamp:1; + u64 len:14; + u64 reserved_62_63:2; +#endif } s; }; @@ -1141,10 +1149,13 @@ static int octeon_mgmt_open(struct net_device *netdev) /* For compensation state to lock. */ ndelay(1040 * NS_PER_PHY_CLK); - /* Some Ethernet switches cannot handle standard - * Interframe Gap, increase to 16 bytes. + /* Default Interframe Gaps are too small. Recommended + * workaround is. + * + * AGL_GMX_TX_IFG[IFG1]=14 + * AGL_GMX_TX_IFG[IFG2]=10 */ - cvmx_write_csr(CVMX_AGL_GMX_TX_IFG, 0x88); + cvmx_write_csr(CVMX_AGL_GMX_TX_IFG, 0xae); } octeon_mgmt_rx_fill_ring(netdev); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c index 0d54fce..0581a48 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c @@ -665,7 +665,7 @@ void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter) qlcnic_83xx_config_intrpt(adapter, 0); } /* Allow dma queues to drain after context reset */ - msleep(20); + mdelay(20); } } diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 7732f11..a753928 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -382,8 +382,9 @@ static struct sh_eth_cpu_data r8a777x_data = { .eesipr_value = 0x01ff009f, .tx_check = EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | EESR_RTO, - .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RDE | - EESR_RFRMER | EESR_TFE | EESR_TDE | EESR_ECI, + .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RFE | + EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE | + EESR_ECI, .apr = 1, .mpr = 1, @@ -417,8 +418,9 @@ static struct sh_eth_cpu_data sh7724_data = { .eesipr_value = 0x01ff009f, .tx_check = EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | EESR_RTO, - .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RDE | - EESR_RFRMER | EESR_TFE | EESR_TDE | EESR_ECI, + .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RFE | + EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE | + EESR_ECI, .apr = 1, .mpr = 1, @@ -453,8 +455,9 @@ static struct sh_eth_cpu_data sh7757_data = { .rmcr_value = 0x00000001, .tx_check = EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | EESR_RTO, - .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RDE | - EESR_RFRMER | EESR_TFE | EESR_TDE | EESR_ECI, + .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RFE | + EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE | + EESR_ECI, .irq_flags = IRQF_SHARED, .apr = 1, @@ -521,9 +524,9 @@ static struct sh_eth_cpu_data sh7757_data_giga = { .eesipr_value = DMAC_M_RFRMER | DMAC_M_ECI | 0x003fffff, .tx_check = EESR_TC1 | EESR_FTC, - .eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT | \ - EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE | \ - EESR_ECI, + .eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT | + EESR_RFE | EESR_RDE | EESR_RFRMER | EESR_TFE | + EESR_TDE | EESR_ECI, .fdr_value = 0x0000072f, .rmcr_value = 0x00000001, @@ -579,9 +582,9 @@ static struct sh_eth_cpu_data sh7734_data = { .eesipr_value = DMAC_M_RFRMER | DMAC_M_ECI | 0x003fffff, .tx_check = EESR_TC1 | EESR_FTC, - .eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT | \ - EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE | \ - EESR_ECI, + .eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT | + EESR_RFE | EESR_RDE | EESR_RFRMER | EESR_TFE | + EESR_TDE | EESR_ECI, .apr = 1, .mpr = 1, @@ -643,9 +646,9 @@ static struct sh_eth_cpu_data r8a7740_data = { .eesipr_value = DMAC_M_RFRMER | DMAC_M_ECI | 0x003fffff, .tx_check = EESR_TC1 | EESR_FTC, - .eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT | \ - EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE | \ - EESR_ECI, + .eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT | + EESR_RFE | EESR_RDE | EESR_RFRMER | EESR_TFE | + EESR_TDE | EESR_ECI, .apr = 1, .mpr = 1, @@ -1401,11 +1404,12 @@ static void sh_eth_error(struct net_device *ndev, int intr_status) ignore_link: if (intr_status & EESR_TWB) { - /* Write buck end. unused write back interrupt */ - if (intr_status & EESR_TABT) /* Transmit Abort int */ + /* Unused write back interrupt */ + if (intr_status & EESR_TABT) { /* Transmit Abort int */ ndev->stats.tx_aborted_errors++; if (netif_msg_tx_err(mdp)) dev_err(&ndev->dev, "Transmit Abort\n"); + } } if (intr_status & EESR_RABT) { diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h index a78fb0c..99995bf 100644 --- a/drivers/net/ethernet/renesas/sh_eth.h +++ b/drivers/net/ethernet/renesas/sh_eth.h @@ -258,7 +258,7 @@ enum EESR_BIT { #define DEFAULT_TX_CHECK (EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | \ EESR_RTO) -#define DEFAULT_EESR_ERR_CHECK (EESR_TWB | EESR_TABT | EESR_RABT | \ +#define DEFAULT_EESR_ERR_CHECK (EESR_TWB | EESR_TABT | EESR_RABT | EESR_RFE | \ EESR_RDE | EESR_RFRMER | EESR_ADE | \ EESR_TFE | EESR_TDE | EESR_ECI) diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index e7284a2..c729688 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -2115,7 +2115,7 @@ show_phy_type(struct device *dev, struct device_attribute *attr, char *buf) struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev)); return sprintf(buf, "%d\n", efx->phy_type); } -static DEVICE_ATTR(phy_type, 0644, show_phy_type, NULL); +static DEVICE_ATTR(phy_type, 0444, show_phy_type, NULL); static int efx_register_netdev(struct efx_nic *efx) { diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 9911b93..7eb8bab 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -287,8 +287,8 @@ struct dma_features { #define MAC_RNABLE_RX 0x00000004 /* Receiver Enable */ /* Default LPI timers */ -#define STMMAC_DEFAULT_LIT_LS_TIMER 0x3E8 -#define STMMAC_DEFAULT_TWT_LS_TIMER 0x0 +#define STMMAC_DEFAULT_LIT_LS 0x3E8 +#define STMMAC_DEFAULT_TWT_LS 0x0 #define STMMAC_CHAIN_MODE 0x1 #define STMMAC_RING_MODE 0x2 diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 62e3105..f2d283d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -104,7 +104,7 @@ static const u32 default_msg_level = (NETIF_MSG_DRV | NETIF_MSG_PROBE | static int eee_timer = STMMAC_DEFAULT_LPI_TIMER; module_param(eee_timer, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(eee_timer, "LPI tx expiration time in msec"); -#define STMMAC_LPI_TIMER(x) (jiffies + msecs_to_jiffies(x)) +#define STMMAC_LPI_T(x) (jiffies + msecs_to_jiffies(x)) /* By default the driver will use the ring mode to manage tx and rx descriptors * but passing this value so user can force to use the chain instead of the ring @@ -260,7 +260,7 @@ static void stmmac_eee_ctrl_timer(unsigned long arg) struct stmmac_priv *priv = (struct stmmac_priv *)arg; stmmac_enable_eee_mode(priv); - mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_TIMER(eee_timer)); + mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(eee_timer)); } /** @@ -276,22 +276,34 @@ bool stmmac_eee_init(struct stmmac_priv *priv) { bool ret = false; + /* Using PCS we cannot dial with the phy registers at this stage + * so we do not support extra feature like EEE. + */ + if ((priv->pcs == STMMAC_PCS_RGMII) || (priv->pcs == STMMAC_PCS_TBI) || + (priv->pcs == STMMAC_PCS_RTBI)) + goto out; + /* MAC core supports the EEE feature. */ if (priv->dma_cap.eee) { /* Check if the PHY supports EEE */ if (phy_init_eee(priv->phydev, 1)) goto out; - priv->eee_active = 1; - init_timer(&priv->eee_ctrl_timer); - priv->eee_ctrl_timer.function = stmmac_eee_ctrl_timer; - priv->eee_ctrl_timer.data = (unsigned long)priv; - priv->eee_ctrl_timer.expires = STMMAC_LPI_TIMER(eee_timer); - add_timer(&priv->eee_ctrl_timer); - - priv->hw->mac->set_eee_timer(priv->ioaddr, - STMMAC_DEFAULT_LIT_LS_TIMER, - priv->tx_lpi_timer); + if (!priv->eee_active) { + priv->eee_active = 1; + init_timer(&priv->eee_ctrl_timer); + priv->eee_ctrl_timer.function = stmmac_eee_ctrl_timer; + priv->eee_ctrl_timer.data = (unsigned long)priv; + priv->eee_ctrl_timer.expires = STMMAC_LPI_T(eee_timer); + add_timer(&priv->eee_ctrl_timer); + + priv->hw->mac->set_eee_timer(priv->ioaddr, + STMMAC_DEFAULT_LIT_LS, + priv->tx_lpi_timer); + } else + /* Set HW EEE according to the speed */ + priv->hw->mac->set_eee_pls(priv->ioaddr, + priv->phydev->link); pr_info("stmmac: Energy-Efficient Ethernet initialized\n"); @@ -301,20 +313,6 @@ out: return ret; } -/** - * stmmac_eee_adjust: adjust HW EEE according to the speed - * @priv: driver private structure - * Description: - * When the EEE has been already initialised we have to - * modify the PLS bit in the LPI ctrl & status reg according - * to the PHY link status. For this reason. - */ -static void stmmac_eee_adjust(struct stmmac_priv *priv) -{ - if (priv->eee_enabled) - priv->hw->mac->set_eee_pls(priv->ioaddr, priv->phydev->link); -} - /* stmmac_get_tx_hwtstamp: get HW TX timestamps * @priv: driver private structure * @entry : descriptor index to be used. @@ -738,7 +736,10 @@ static void stmmac_adjust_link(struct net_device *dev) if (new_state && netif_msg_link(priv)) phy_print_status(phydev); - stmmac_eee_adjust(priv); + /* At this stage, it could be needed to setup the EEE or adjust some + * MAC related HW registers. + */ + priv->eee_enabled = stmmac_eee_init(priv); spin_unlock_irqrestore(&priv->lock, flags); } @@ -1250,7 +1251,7 @@ static void stmmac_tx_clean(struct stmmac_priv *priv) if ((priv->eee_enabled) && (!priv->tx_path_in_lpi_mode)) { stmmac_enable_eee_mode(priv); - mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_TIMER(eee_timer)); + mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(eee_timer)); } spin_unlock(&priv->tx_lock); } @@ -1644,14 +1645,9 @@ static int stmmac_open(struct net_device *dev) if (priv->phydev) phy_start(priv->phydev); - priv->tx_lpi_timer = STMMAC_DEFAULT_TWT_LS_TIMER; + priv->tx_lpi_timer = STMMAC_DEFAULT_TWT_LS; - /* Using PCS we cannot dial with the phy registers at this stage - * so we do not support extra feature like EEE. - */ - if (priv->pcs != STMMAC_PCS_RGMII && priv->pcs != STMMAC_PCS_TBI && - priv->pcs != STMMAC_PCS_RTBI) - priv->eee_enabled = stmmac_eee_init(priv); + priv->eee_enabled = stmmac_eee_init(priv); stmmac_init_tx_coalesce(priv); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 2c3657a..ab48cef 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -1974,9 +1974,12 @@ static int cpsw_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct net_device *ndev = platform_get_drvdata(pdev); + struct cpsw_priv *priv = netdev_priv(ndev); if (netif_running(ndev)) cpsw_ndo_stop(ndev); + soft_reset("sliver 0", &priv->slaves[0].sliver->soft_reset); + soft_reset("sliver 1", &priv->slaves[1].sliver->soft_reset); pm_runtime_put_sync(&pdev->dev); return 0; diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index a377bc7..031ebc8 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -706,6 +706,13 @@ int cpdma_chan_submit(struct cpdma_chan *chan, void *token, void *data, } buffer = dma_map_single(ctlr->dev, data, len, chan->dir); + ret = dma_mapping_error(ctlr->dev, buffer); + if (ret) { + cpdma_desc_free(ctlr->pool, desc, 1); + ret = -EINVAL; + goto unlock_ret; + } + mode = CPDMA_DESC_OWNER | CPDMA_DESC_SOP | CPDMA_DESC_EOP; cpdma_desc_to_port(chan, mode, directed); diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 5bfaecd..f2c4a3b 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -589,8 +589,10 @@ static int zerocopy_sg_from_iovec(struct sk_buff *skb, const struct iovec *from, return -EMSGSIZE; num_pages = get_user_pages_fast(base, size, 0, &page[i]); if (num_pages != size) { - for (i = 0; i < num_pages; i++) - put_page(page[i]); + int j; + + for (j = 0; j < num_pages; j++) + put_page(page[i + j]); return -EFAULT; } truesize = size * PAGE_SIZE; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index cea2fe4..7eab5fc 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1008,8 +1008,10 @@ static int zerocopy_sg_from_iovec(struct sk_buff *skb, const struct iovec *from, return -EMSGSIZE; num_pages = get_user_pages_fast(base, size, 0, &page[i]); if (num_pages != size) { - for (i = 0; i < num_pages; i++) - put_page(page[i]); + int j; + + for (j = 0; j < num_pages; j++) + put_page(page[i + j]); return -EFAULT; } truesize = size * PAGE_SIZE; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index cdddb39..606eba2 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -592,7 +592,13 @@ static const struct usb_device_id products[] = { {QMI_GOBI1K_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */ {QMI_GOBI1K_DEVICE(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */ {QMI_GOBI1K_DEVICE(0x413c, 0x8172)}, /* Dell Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x1410, 0xa001)}, /* Novatel Gobi Modem device */ + {QMI_GOBI1K_DEVICE(0x1410, 0xa001)}, /* Novatel/Verizon USB-1000 */ + {QMI_GOBI1K_DEVICE(0x1410, 0xa002)}, /* Novatel Gobi Modem device */ + {QMI_GOBI1K_DEVICE(0x1410, 0xa003)}, /* Novatel Gobi Modem device */ + {QMI_GOBI1K_DEVICE(0x1410, 0xa004)}, /* Novatel Gobi Modem device */ + {QMI_GOBI1K_DEVICE(0x1410, 0xa005)}, /* Novatel Gobi Modem device */ + {QMI_GOBI1K_DEVICE(0x1410, 0xa006)}, /* Novatel Gobi Modem device */ + {QMI_GOBI1K_DEVICE(0x1410, 0xa007)}, /* Novatel Gobi Modem device */ {QMI_GOBI1K_DEVICE(0x0b05, 0x1776)}, /* Asus Gobi Modem device */ {QMI_GOBI1K_DEVICE(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9001)}, /* Generic Gobi Modem device */ diff --git a/drivers/net/wan/dlci.c b/drivers/net/wan/dlci.c index 70ac599..0d1c759 100644 --- a/drivers/net/wan/dlci.c +++ b/drivers/net/wan/dlci.c @@ -384,21 +384,37 @@ static int dlci_del(struct dlci_add *dlci) struct frad_local *flp; struct net_device *master, *slave; int err; + bool found = false; + + rtnl_lock(); /* validate slave device */ master = __dev_get_by_name(&init_net, dlci->devname); - if (!master) - return -ENODEV; + if (!master) { + err = -ENODEV; + goto out; + } + + list_for_each_entry(dlp, &dlci_devs, list) { + if (dlp->master == master) { + found = true; + break; + } + } + if (!found) { + err = -ENODEV; + goto out; + } if (netif_running(master)) { - return -EBUSY; + err = -EBUSY; + goto out; } dlp = netdev_priv(master); slave = dlp->slave; flp = netdev_priv(slave); - rtnl_lock(); err = (*flp->deassoc)(slave, master); if (!err) { list_del(&dlp->list); @@ -407,8 +423,8 @@ static int dlci_del(struct dlci_add *dlci) dev_put(slave); } +out: rtnl_unlock(); - return err; } diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c index 9544cdc..e79e006 100644 --- a/drivers/parisc/iosapic.c +++ b/drivers/parisc/iosapic.c @@ -811,6 +811,70 @@ int iosapic_fixup_irq(void *isi_obj, struct pci_dev *pcidev) return pcidev->irq; } +static struct iosapic_info *first_isi = NULL; + +#ifdef CONFIG_64BIT +int iosapic_serial_irq(int num) +{ + struct iosapic_info *isi = first_isi; + struct irt_entry *irte = NULL; /* only used if PAT PDC */ + struct vector_info *vi; + int isi_line; /* line used by device */ + + /* lookup IRT entry for isi/slot/pin set */ + irte = &irt_cell[num]; + + DBG_IRT("iosapic_serial_irq(): irte %p %x %x %x %x %x %x %x %x\n", + irte, + irte->entry_type, + irte->entry_length, + irte->polarity_trigger, + irte->src_bus_irq_devno, + irte->src_bus_id, + irte->src_seg_id, + irte->dest_iosapic_intin, + (u32) irte->dest_iosapic_addr); + isi_line = irte->dest_iosapic_intin; + + /* get vector info for this input line */ + vi = isi->isi_vector + isi_line; + DBG_IRT("iosapic_serial_irq: line %d vi 0x%p\n", isi_line, vi); + + /* If this IRQ line has already been setup, skip it */ + if (vi->irte) + goto out; + + vi->irte = irte; + + /* + * Allocate processor IRQ + * + * XXX/FIXME The txn_alloc_irq() code and related code should be + * moved to enable_irq(). That way we only allocate processor IRQ + * bits for devices that actually have drivers claiming them. + * Right now we assign an IRQ to every PCI device present, + * regardless of whether it's used or not. + */ + vi->txn_irq = txn_alloc_irq(8); + + if (vi->txn_irq < 0) + panic("I/O sapic: couldn't get TXN IRQ\n"); + + /* enable_irq() will use txn_* to program IRdT */ + vi->txn_addr = txn_alloc_addr(vi->txn_irq); + vi->txn_data = txn_alloc_data(vi->txn_irq); + + vi->eoi_addr = isi->addr + IOSAPIC_REG_EOI; + vi->eoi_data = cpu_to_le32(vi->txn_data); + + cpu_claim_irq(vi->txn_irq, &iosapic_interrupt_type, vi); + + out: + + return vi->txn_irq; +} +#endif + /* ** squirrel away the I/O Sapic Version @@ -877,6 +941,8 @@ void *iosapic_register(unsigned long hpa) vip->irqline = (unsigned char) cnt; vip->iosapic = isi; } + if (!first_isi) + first_isi = isi; return isi; } diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 716aa93..59df857 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -61,6 +61,7 @@ static DEFINE_MUTEX(bridge_mutex); static void handle_hotplug_event_bridge (acpi_handle, u32, void *); static void acpiphp_sanitize_bus(struct pci_bus *bus); static void acpiphp_set_hpp_values(struct pci_bus *bus); +static void hotplug_event_func(acpi_handle handle, u32 type, void *context); static void handle_hotplug_event_func(acpi_handle handle, u32 type, void *context); static void free_bridge(struct kref *kref); @@ -147,7 +148,7 @@ static int post_dock_fixups(struct notifier_block *nb, unsigned long val, static const struct acpi_dock_ops acpiphp_dock_ops = { - .handler = handle_hotplug_event_func, + .handler = hotplug_event_func, }; /* Check whether the PCI device is managed by native PCIe hotplug driver */ @@ -179,6 +180,20 @@ static bool device_is_managed_by_native_pciehp(struct pci_dev *pdev) return true; } +static void acpiphp_dock_init(void *data) +{ + struct acpiphp_func *func = data; + + get_bridge(func->slot->bridge); +} + +static void acpiphp_dock_release(void *data) +{ + struct acpiphp_func *func = data; + + put_bridge(func->slot->bridge); +} + /* callback routine to register each ACPI PCI slot object */ static acpi_status register_slot(acpi_handle handle, u32 lvl, void *context, void **rv) @@ -298,7 +313,8 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv) */ newfunc->flags &= ~FUNC_HAS_EJ0; if (register_hotplug_dock_device(handle, - &acpiphp_dock_ops, newfunc)) + &acpiphp_dock_ops, newfunc, + acpiphp_dock_init, acpiphp_dock_release)) dbg("failed to register dock device\n"); /* we need to be notified when dock events happen @@ -670,6 +686,7 @@ static int __ref enable_device(struct acpiphp_slot *slot) struct pci_bus *bus = slot->bridge->pci_bus; struct acpiphp_func *func; int num, max, pass; + LIST_HEAD(add_list); if (slot->flags & SLOT_ENABLED) goto err_exit; @@ -694,13 +711,15 @@ static int __ref enable_device(struct acpiphp_slot *slot) max = pci_scan_bridge(bus, dev, max, pass); if (pass && dev->subordinate) { check_hotplug_bridge(slot, dev); - pci_bus_size_bridges(dev->subordinate); + pcibios_resource_survey_bus(dev->subordinate); + __pci_bus_size_bridges(dev->subordinate, + &add_list); } } } } - pci_bus_assign_resources(bus); + __pci_bus_assign_resources(bus, &add_list, NULL); acpiphp_sanitize_bus(bus); acpiphp_set_hpp_values(bus); acpiphp_set_acpi_region(slot); @@ -1065,22 +1084,12 @@ static void handle_hotplug_event_bridge(acpi_handle handle, u32 type, alloc_acpi_hp_work(handle, type, context, _handle_hotplug_event_bridge); } -static void _handle_hotplug_event_func(struct work_struct *work) +static void hotplug_event_func(acpi_handle handle, u32 type, void *context) { - struct acpiphp_func *func; + struct acpiphp_func *func = context; char objname[64]; struct acpi_buffer buffer = { .length = sizeof(objname), .pointer = objname }; - struct acpi_hp_work *hp_work; - acpi_handle handle; - u32 type; - - hp_work = container_of(work, struct acpi_hp_work, work); - handle = hp_work->handle; - type = hp_work->type; - func = (struct acpiphp_func *)hp_work->context; - - acpi_scan_lock_acquire(); acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); @@ -1113,6 +1122,18 @@ static void _handle_hotplug_event_func(struct work_struct *work) warn("notify_handler: unknown event type 0x%x for %s\n", type, objname); break; } +} + +static void _handle_hotplug_event_func(struct work_struct *work) +{ + struct acpi_hp_work *hp_work; + struct acpiphp_func *func; + + hp_work = container_of(work, struct acpi_hp_work, work); + func = hp_work->context; + acpi_scan_lock_acquire(); + + hotplug_event_func(hp_work->handle, hp_work->type, func); acpi_scan_lock_release(); kfree(hp_work); /* allocated in handle_hotplug_event_func */ diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 68678ed..d1182c4 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -202,6 +202,11 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, struct resource *res, unsigned int reg); int pci_resource_bar(struct pci_dev *dev, int resno, enum pci_bar_type *type); void pci_configure_ari(struct pci_dev *dev); +void __ref __pci_bus_size_bridges(struct pci_bus *bus, + struct list_head *realloc_head); +void __ref __pci_bus_assign_resources(const struct pci_bus *bus, + struct list_head *realloc_head, + struct list_head *fail_head); /** * pci_ari_enabled - query ARI forwarding status diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 16abaaa..d254e23 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -1044,7 +1044,7 @@ handle_done: ; } -static void __ref __pci_bus_size_bridges(struct pci_bus *bus, +void __ref __pci_bus_size_bridges(struct pci_bus *bus, struct list_head *realloc_head) { struct pci_dev *dev; @@ -1115,9 +1115,9 @@ void __ref pci_bus_size_bridges(struct pci_bus *bus) } EXPORT_SYMBOL(pci_bus_size_bridges); -static void __ref __pci_bus_assign_resources(const struct pci_bus *bus, - struct list_head *realloc_head, - struct list_head *fail_head) +void __ref __pci_bus_assign_resources(const struct pci_bus *bus, + struct list_head *realloc_head, + struct list_head *fail_head) { struct pci_bus *b; struct pci_dev *dev; diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c index d8fa37d..2c9155b 100644 --- a/drivers/regulator/tps6586x-regulator.c +++ b/drivers/regulator/tps6586x-regulator.c @@ -439,7 +439,7 @@ static int tps6586x_regulator_remove(struct platform_device *pdev) static struct platform_driver tps6586x_regulator_driver = { .driver = { - .name = "tps6586x-pmic", + .name = "tps6586x-regulator", .owner = THIS_MODULE, }, .probe = tps6586x_regulator_probe, diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index ee721b6..4a05d04 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -1656,9 +1656,12 @@ static int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp) if (fcoe->netdev->priv_flags & IFF_802_1Q_VLAN && fcoe->realdev->features & NETIF_F_HW_VLAN_CTAG_TX) { - skb->vlan_tci = VLAN_TAG_PRESENT | - vlan_dev_vlan_id(fcoe->netdev); + /* must set skb->dev before calling vlan_put_tag */ skb->dev = fcoe->realdev; + skb = __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), + vlan_dev_vlan_id(fcoe->netdev)); + if (!skb) + return -ENOMEM; } else skb->dev = fcoe->netdev; diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c index cd743c5..795843d 100644 --- a/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/drivers/scsi/fcoe/fcoe_ctlr.c @@ -1548,9 +1548,6 @@ static struct fcoe_fcf *fcoe_ctlr_select(struct fcoe_ctlr *fip) { struct fcoe_fcf *fcf; struct fcoe_fcf *best = fip->sel_fcf; - struct fcoe_fcf *first; - - first = list_first_entry(&fip->fcfs, struct fcoe_fcf, list); list_for_each_entry(fcf, &fip->fcfs, list) { LIBFCOE_FIP_DBG(fip, "consider FCF fab %16.16llx " @@ -1568,17 +1565,15 @@ static struct fcoe_fcf *fcoe_ctlr_select(struct fcoe_ctlr *fip) "" : "un"); continue; } - if (fcf->fabric_name != first->fabric_name || - fcf->vfid != first->vfid || - fcf->fc_map != first->fc_map) { + if (!best || fcf->pri < best->pri || best->flogi_sent) + best = fcf; + if (fcf->fabric_name != best->fabric_name || + fcf->vfid != best->vfid || + fcf->fc_map != best->fc_map) { LIBFCOE_FIP_DBG(fip, "Conflicting fabric, VFID, " "or FC-MAP\n"); return NULL; } - if (fcf->flogi_sent) - continue; - if (!best || fcf->pri < best->pri || best->flogi_sent) - best = fcf; } fip->sel_fcf = best; if (best) { diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 82a3c1e..6c4cedb 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -8980,19 +8980,6 @@ static int ipr_alloc_mem(struct ipr_ioa_cfg *ioa_cfg) if (!ioa_cfg->res_entries) goto out; - if (ioa_cfg->sis64) { - ioa_cfg->target_ids = kzalloc(sizeof(unsigned long) * - BITS_TO_LONGS(ioa_cfg->max_devs_supported), GFP_KERNEL); - ioa_cfg->array_ids = kzalloc(sizeof(unsigned long) * - BITS_TO_LONGS(ioa_cfg->max_devs_supported), GFP_KERNEL); - ioa_cfg->vset_ids = kzalloc(sizeof(unsigned long) * - BITS_TO_LONGS(ioa_cfg->max_devs_supported), GFP_KERNEL); - - if (!ioa_cfg->target_ids || !ioa_cfg->array_ids - || !ioa_cfg->vset_ids) - goto out_free_res_entries; - } - for (i = 0; i < ioa_cfg->max_devs_supported; i++) { list_add_tail(&ioa_cfg->res_entries[i].queue, &ioa_cfg->free_res_q); ioa_cfg->res_entries[i].ioa_cfg = ioa_cfg; @@ -9089,9 +9076,6 @@ out_free_vpd_cbs: ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma); out_free_res_entries: kfree(ioa_cfg->res_entries); - kfree(ioa_cfg->target_ids); - kfree(ioa_cfg->array_ids); - kfree(ioa_cfg->vset_ids); goto out; } diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h index a1fb840..07a85ce 100644 --- a/drivers/scsi/ipr.h +++ b/drivers/scsi/ipr.h @@ -1440,9 +1440,9 @@ struct ipr_ioa_cfg { /* * Bitmaps for SIS64 generated target values */ - unsigned long *target_ids; - unsigned long *array_ids; - unsigned long *vset_ids; + unsigned long target_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; + unsigned long array_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; + unsigned long vset_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; u16 type; /* CCIN of the card */ diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c index c772d8d..8b928c6 100644 --- a/drivers/scsi/libfc/fc_exch.c +++ b/drivers/scsi/libfc/fc_exch.c @@ -463,13 +463,7 @@ static void fc_exch_delete(struct fc_exch *ep) fc_exch_release(ep); /* drop hold for exch in mp */ } -/** - * fc_seq_send() - Send a frame using existing sequence/exchange pair - * @lport: The local port that the exchange will be sent on - * @sp: The sequence to be sent - * @fp: The frame to be sent on the exchange - */ -static int fc_seq_send(struct fc_lport *lport, struct fc_seq *sp, +static int fc_seq_send_locked(struct fc_lport *lport, struct fc_seq *sp, struct fc_frame *fp) { struct fc_exch *ep; @@ -479,7 +473,7 @@ static int fc_seq_send(struct fc_lport *lport, struct fc_seq *sp, u8 fh_type = fh->fh_type; ep = fc_seq_exch(sp); - WARN_ON((ep->esb_stat & ESB_ST_SEQ_INIT) != ESB_ST_SEQ_INIT); + WARN_ON(!(ep->esb_stat & ESB_ST_SEQ_INIT)); f_ctl = ntoh24(fh->fh_f_ctl); fc_exch_setup_hdr(ep, fp, f_ctl); @@ -502,17 +496,34 @@ static int fc_seq_send(struct fc_lport *lport, struct fc_seq *sp, error = lport->tt.frame_send(lport, fp); if (fh_type == FC_TYPE_BLS) - return error; + goto out; /* * Update the exchange and sequence flags, * assuming all frames for the sequence have been sent. * We can only be called to send once for each sequence. */ - spin_lock_bh(&ep->ex_lock); ep->f_ctl = f_ctl & ~FC_FC_FIRST_SEQ; /* not first seq */ if (f_ctl & FC_FC_SEQ_INIT) ep->esb_stat &= ~ESB_ST_SEQ_INIT; +out: + return error; +} + +/** + * fc_seq_send() - Send a frame using existing sequence/exchange pair + * @lport: The local port that the exchange will be sent on + * @sp: The sequence to be sent + * @fp: The frame to be sent on the exchange + */ +static int fc_seq_send(struct fc_lport *lport, struct fc_seq *sp, + struct fc_frame *fp) +{ + struct fc_exch *ep; + int error; + ep = fc_seq_exch(sp); + spin_lock_bh(&ep->ex_lock); + error = fc_seq_send_locked(lport, sp, fp); spin_unlock_bh(&ep->ex_lock); return error; } @@ -629,7 +640,7 @@ static int fc_exch_abort_locked(struct fc_exch *ep, if (fp) { fc_fill_fc_hdr(fp, FC_RCTL_BA_ABTS, ep->did, ep->sid, FC_TYPE_BLS, FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0); - error = fc_seq_send(ep->lp, sp, fp); + error = fc_seq_send_locked(ep->lp, sp, fp); } else error = -ENOBUFS; return error; @@ -1132,7 +1143,7 @@ static void fc_seq_send_last(struct fc_seq *sp, struct fc_frame *fp, f_ctl = FC_FC_LAST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT; f_ctl |= ep->f_ctl; fc_fill_fc_hdr(fp, rctl, ep->did, ep->sid, fh_type, f_ctl, 0); - fc_seq_send(ep->lp, sp, fp); + fc_seq_send_locked(ep->lp, sp, fp); } /** @@ -1307,8 +1318,8 @@ static void fc_exch_recv_abts(struct fc_exch *ep, struct fc_frame *rx_fp) ap->ba_low_seq_cnt = htons(sp->cnt); } sp = fc_seq_start_next_locked(sp); - spin_unlock_bh(&ep->ex_lock); fc_seq_send_last(sp, fp, FC_RCTL_BA_ACC, FC_TYPE_BLS); + spin_unlock_bh(&ep->ex_lock); fc_frame_free(rx_fp); return; diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index d518d17..6bbb944 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -1962,7 +1962,7 @@ static int fc_rport_fcp_prli(struct fc_rport_priv *rdata, u32 spp_len, rdata->flags |= FC_RP_FLAGS_RETRY; rdata->supported_classes = FC_COS_CLASS3; - if (!(lport->service_params & FC_RPORT_ROLE_FCP_INITIATOR)) + if (!(lport->service_params & FCP_SPPF_INIT_FCN)) return 0; spp->spp_flags |= rspp->spp_flags & FC_SPP_EST_IMG_PAIR; diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h index 98ab921..0a5c895 100644 --- a/drivers/scsi/qla2xxx/qla_inline.h +++ b/drivers/scsi/qla2xxx/qla_inline.h @@ -278,3 +278,14 @@ qla2x00_do_host_ramp_up(scsi_qla_host_t *vha) set_bit(HOST_RAMP_UP_QUEUE_DEPTH, &vha->dpc_flags); } + +static inline void +qla2x00_handle_mbx_completion(struct qla_hw_data *ha, int status) +{ + if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && + (status & MBX_INTERRUPT) && ha->flags.mbox_int) { + set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); + clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags); + complete(&ha->mbx_intr_comp); + } +} diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 259d920..d2a4c75 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -104,14 +104,9 @@ qla2100_intr_handler(int irq, void *dev_id) RD_REG_WORD(®->hccr); } } + qla2x00_handle_mbx_completion(ha, status); spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && - (status & MBX_INTERRUPT) && ha->flags.mbox_int) { - set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); - complete(&ha->mbx_intr_comp); - } - return (IRQ_HANDLED); } @@ -221,14 +216,9 @@ qla2300_intr_handler(int irq, void *dev_id) WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); RD_REG_WORD_RELAXED(®->hccr); } + qla2x00_handle_mbx_completion(ha, status); spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && - (status & MBX_INTERRUPT) && ha->flags.mbox_int) { - set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); - complete(&ha->mbx_intr_comp); - } - return (IRQ_HANDLED); } @@ -2613,14 +2603,9 @@ qla24xx_intr_handler(int irq, void *dev_id) if (unlikely(IS_QLA83XX(ha) && (ha->pdev->revision == 1))) ndelay(3500); } + qla2x00_handle_mbx_completion(ha, status); spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && - (status & MBX_INTERRUPT) && ha->flags.mbox_int) { - set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); - complete(&ha->mbx_intr_comp); - } - return IRQ_HANDLED; } @@ -2763,13 +2748,9 @@ qla24xx_msix_default(int irq, void *dev_id) } WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); } while (0); + qla2x00_handle_mbx_completion(ha, status); spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && - (status & MBX_INTERRUPT) && ha->flags.mbox_int) { - set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); - complete(&ha->mbx_intr_comp); - } return IRQ_HANDLED; } diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 9e5d89d..3587ec2 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -179,8 +179,6 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) wait_for_completion_timeout(&ha->mbx_intr_comp, mcp->tov * HZ); - clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags); - } else { ql_dbg(ql_dbg_mbx, vha, 0x1011, "Cmd=%x Polling Mode.\n", command); diff --git a/drivers/scsi/qla2xxx/qla_mr.c b/drivers/scsi/qla2xxx/qla_mr.c index 937fed8..a6df558 100644 --- a/drivers/scsi/qla2xxx/qla_mr.c +++ b/drivers/scsi/qla2xxx/qla_mr.c @@ -148,9 +148,6 @@ qlafx00_mailbox_command(scsi_qla_host_t *vha, struct mbx_cmd_32 *mcp) spin_unlock_irqrestore(&ha->hardware_lock, flags); wait_for_completion_timeout(&ha->mbx_intr_comp, mcp->tov * HZ); - - clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags); - } else { ql_dbg(ql_dbg_mbx, vha, 0x112c, "Cmd=%x Polling Mode.\n", command); @@ -2934,13 +2931,10 @@ qlafx00_intr_handler(int irq, void *dev_id) QLAFX00_CLR_INTR_REG(ha, clr_intr); QLAFX00_RD_INTR_REG(ha); } + + qla2x00_handle_mbx_completion(ha, status); spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && - (status & MBX_INTERRUPT) && ha->flags.mbox_int) { - set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); - complete(&ha->mbx_intr_comp); - } return IRQ_HANDLED; } diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 10754f51..cce0cd0 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -2074,9 +2074,6 @@ qla82xx_intr_handler(int irq, void *dev_id) } WRT_REG_DWORD(®->host_int, 0); } - spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (!ha->flags.msi_enabled) - qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); #ifdef QL_DEBUG_LEVEL_17 if (!irq && ha->flags.eeh_busy) @@ -2085,11 +2082,12 @@ qla82xx_intr_handler(int irq, void *dev_id) status, ha->mbx_cmd_flags, ha->flags.mbox_int, stat); #endif - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && - (status & MBX_INTERRUPT) && ha->flags.mbox_int) { - set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); - complete(&ha->mbx_intr_comp); - } + qla2x00_handle_mbx_completion(ha, status); + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + if (!ha->flags.msi_enabled) + qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); + return IRQ_HANDLED; } @@ -2149,8 +2147,6 @@ qla82xx_msix_default(int irq, void *dev_id) WRT_REG_DWORD(®->host_int, 0); } while (0); - spin_unlock_irqrestore(&ha->hardware_lock, flags); - #ifdef QL_DEBUG_LEVEL_17 if (!irq && ha->flags.eeh_busy) ql_log(ql_log_warn, vha, 0x5044, @@ -2158,11 +2154,9 @@ qla82xx_msix_default(int irq, void *dev_id) status, ha->mbx_cmd_flags, ha->flags.mbox_int, stat); #endif - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && - (status & MBX_INTERRUPT) && ha->flags.mbox_int) { - set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); - complete(&ha->mbx_intr_comp); - } + qla2x00_handle_mbx_completion(ha, status); + spin_unlock_irqrestore(&ha->hardware_lock, flags); + return IRQ_HANDLED; } @@ -3345,7 +3339,7 @@ void qla82xx_clear_pending_mbx(scsi_qla_host_t *vha) ha->flags.mbox_busy = 0; ql_log(ql_log_warn, vha, 0x6010, "Doing premature completion of mbx command.\n"); - if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags)) + if (test_and_clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags)) complete(&ha->mbx_intr_comp); } } diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c index 7a3870f..66b0b26 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -688,8 +688,12 @@ static int tcm_qla2xxx_queue_status(struct se_cmd *se_cmd) * For FCP_READ with CHECK_CONDITION status, clear cmd->bufflen * for qla_tgt_xmit_response LLD code */ + if (se_cmd->se_cmd_flags & SCF_OVERFLOW_BIT) { + se_cmd->se_cmd_flags &= ~SCF_OVERFLOW_BIT; + se_cmd->residual_count = 0; + } se_cmd->se_cmd_flags |= SCF_UNDERFLOW_BIT; - se_cmd->residual_count = se_cmd->data_length; + se_cmd->residual_count += se_cmd->data_length; cmd->bufflen = 0; } diff --git a/drivers/spi/spi-pxa2xx-dma.c b/drivers/spi/spi-pxa2xx-dma.c index c735c5a..6427600 100644 --- a/drivers/spi/spi-pxa2xx-dma.c +++ b/drivers/spi/spi-pxa2xx-dma.c @@ -59,7 +59,7 @@ static int pxa2xx_spi_map_dma_buffer(struct driver_data *drv_data, int ret; sg_free_table(sgt); - ret = sg_alloc_table(sgt, nents, GFP_KERNEL); + ret = sg_alloc_table(sgt, nents, GFP_ATOMIC); if (ret) return ret; } diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index f5d84d6..48b396f 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1075,7 +1075,7 @@ pxa2xx_spi_acpi_get_pdata(struct platform_device *pdev) acpi_bus_get_device(ACPI_HANDLE(&pdev->dev), &adev)) return NULL; - pdata = devm_kzalloc(&pdev->dev, sizeof(*ssp), GFP_KERNEL); + pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) { dev_err(&pdev->dev, "failed to allocate memory for platform data\n"); diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 5000586..71cc3e6 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -444,7 +444,7 @@ static int s3c64xx_spi_prepare_transfer(struct spi_master *spi) } ret = pm_runtime_get_sync(&sdd->pdev->dev); - if (ret != 0) { + if (ret < 0) { dev_err(dev, "Failed to enable device: %d\n", ret); goto out_tx; } diff --git a/drivers/staging/media/davinci_vpfe/Kconfig b/drivers/staging/media/davinci_vpfe/Kconfig index 2e4a28b..12f321d 100644 --- a/drivers/staging/media/davinci_vpfe/Kconfig +++ b/drivers/staging/media/davinci_vpfe/Kconfig @@ -1,6 +1,6 @@ config VIDEO_DM365_VPFE tristate "DM365 VPFE Media Controller Capture Driver" - depends on VIDEO_V4L2 && ARCH_DAVINCI_DM365 && !VIDEO_VPFE_CAPTURE + depends on VIDEO_V4L2 && ARCH_DAVINCI_DM365 && !VIDEO_DM365_ISIF select VIDEOBUF2_DMA_CONTIG help Support for DM365 VPFE based Media Controller Capture driver. diff --git a/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c b/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c index b88e1dd..d8ce20d 100644 --- a/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c +++ b/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c @@ -639,7 +639,8 @@ static int vpfe_probe(struct platform_device *pdev) if (ret) goto probe_free_dev_mem; - if (vpfe_initialize_modules(vpfe_dev, pdev)) + ret = vpfe_initialize_modules(vpfe_dev, pdev); + if (ret) goto probe_disable_clock; vpfe_dev->media_dev.dev = vpfe_dev->pdev; @@ -663,7 +664,8 @@ static int vpfe_probe(struct platform_device *pdev) /* set the driver data in platform device */ platform_set_drvdata(pdev, vpfe_dev); /* register subdevs/entities */ - if (vpfe_register_entities(vpfe_dev)) + ret = vpfe_register_entities(vpfe_dev); + if (ret) goto probe_out_v4l2_unregister; ret = vpfe_attach_irq(vpfe_dev); diff --git a/drivers/staging/media/solo6x10/Kconfig b/drivers/staging/media/solo6x10/Kconfig index df6569b..34f3b6d 100644 --- a/drivers/staging/media/solo6x10/Kconfig +++ b/drivers/staging/media/solo6x10/Kconfig @@ -5,6 +5,7 @@ config SOLO6X10 select VIDEOBUF2_DMA_SG select VIDEOBUF2_DMA_CONTIG select SND_PCM + select FONT_8x16 ---help--- This driver supports the Softlogic based MPEG-4 and h.264 codec cards. diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 13e9e71..8d8b3ff 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -155,7 +155,7 @@ static ssize_t lio_target_np_store_iser( struct iscsi_tpg_np *tpg_np_iser = NULL; char *endptr; u32 op; - int rc; + int rc = 0; op = simple_strtoul(page, &endptr, 0); if ((op != 1) && (op != 0)) { @@ -174,31 +174,32 @@ static ssize_t lio_target_np_store_iser( return -EINVAL; if (op) { - int rc = request_module("ib_isert"); - if (rc != 0) + rc = request_module("ib_isert"); + if (rc != 0) { pr_warn("Unable to request_module for ib_isert\n"); + rc = 0; + } tpg_np_iser = iscsit_tpg_add_network_portal(tpg, &np->np_sockaddr, np->np_ip, tpg_np, ISCSI_INFINIBAND); - if (!tpg_np_iser || IS_ERR(tpg_np_iser)) + if (IS_ERR(tpg_np_iser)) { + rc = PTR_ERR(tpg_np_iser); goto out; + } } else { tpg_np_iser = iscsit_tpg_locate_child_np(tpg_np, ISCSI_INFINIBAND); - if (!tpg_np_iser) - goto out; - - rc = iscsit_tpg_del_network_portal(tpg, tpg_np_iser); - if (rc < 0) - goto out; + if (tpg_np_iser) { + rc = iscsit_tpg_del_network_portal(tpg, tpg_np_iser); + if (rc < 0) + goto out; + } } - printk("lio_target_np_store_iser() done, op: %d\n", op); - iscsit_put_tpg(tpg); return count; out: iscsit_put_tpg(tpg); - return -EINVAL; + return rc; } TF_NP_BASE_ATTR(lio_target, iser, S_IRUGO | S_IWUSR); diff --git a/drivers/target/iscsi/iscsi_target_erl0.c b/drivers/target/iscsi/iscsi_target_erl0.c index 8e6298c..dcb199d 100644 --- a/drivers/target/iscsi/iscsi_target_erl0.c +++ b/drivers/target/iscsi/iscsi_target_erl0.c @@ -842,11 +842,11 @@ int iscsit_stop_time2retain_timer(struct iscsi_session *sess) return 0; sess->time2retain_timer_flags |= ISCSI_TF_STOP; - spin_unlock_bh(&se_tpg->session_lock); + spin_unlock(&se_tpg->session_lock); del_timer_sync(&sess->time2retain_timer); - spin_lock_bh(&se_tpg->session_lock); + spin_lock(&se_tpg->session_lock); sess->time2retain_timer_flags &= ~ISCSI_TF_RUNNING; pr_debug("Stopped Time2Retain Timer for SID: %u\n", sess->sid); diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c index bb5d5c5..3402241 100644 --- a/drivers/target/iscsi/iscsi_target_login.c +++ b/drivers/target/iscsi/iscsi_target_login.c @@ -984,8 +984,6 @@ int iscsi_target_setup_login_socket( } np->np_transport = t; - printk("Set np->np_transport to %p -> %s\n", np->np_transport, - np->np_transport->name); return 0; } @@ -1002,7 +1000,6 @@ int iscsit_accept_np(struct iscsi_np *np, struct iscsi_conn *conn) conn->sock = new_sock; conn->login_family = np->np_sockaddr.ss_family; - printk("iSCSI/TCP: Setup conn->sock from new_sock: %p\n", new_sock); if (np->np_sockaddr.ss_family == AF_INET6) { memset(&sock_in6, 0, sizeof(struct sockaddr_in6)); diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c index 7ad9120..cd5018f 100644 --- a/drivers/target/iscsi/iscsi_target_nego.c +++ b/drivers/target/iscsi/iscsi_target_nego.c @@ -721,9 +721,6 @@ int iscsi_target_locate_portal( start += strlen(key) + strlen(value) + 2; } - - printk("i_buf: %s, s_buf: %s, t_buf: %s\n", i_buf, s_buf, t_buf); - /* * See 5.3. Login Phase. */ diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index 59bfaec..abfd990 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -244,14 +244,9 @@ static void pty_flush_buffer(struct tty_struct *tty) static int pty_open(struct tty_struct *tty, struct file *filp) { - int retval = -ENODEV; - if (!tty || !tty->link) - goto out; - - set_bit(TTY_IO_ERROR, &tty->flags); + return -ENODEV; - retval = -EIO; if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) goto out; if (test_bit(TTY_PTY_LOCK, &tty->link->flags)) @@ -262,9 +257,11 @@ static int pty_open(struct tty_struct *tty, struct file *filp) clear_bit(TTY_IO_ERROR, &tty->flags); clear_bit(TTY_OTHER_CLOSED, &tty->link->flags); set_bit(TTY_THROTTLED, &tty->flags); - retval = 0; + return 0; + out: - return retval; + set_bit(TTY_IO_ERROR, &tty->flags); + return -EIO; } static void pty_set_termios(struct tty_struct *tty, diff --git a/drivers/tty/serial/8250/8250_gsc.c b/drivers/tty/serial/8250/8250_gsc.c index 097dff9..bb91b47 100644 --- a/drivers/tty/serial/8250/8250_gsc.c +++ b/drivers/tty/serial/8250/8250_gsc.c @@ -30,6 +30,12 @@ static int __init serial_init_chip(struct parisc_device *dev) unsigned long address; int err; +#ifdef CONFIG_64BIT + extern int iosapic_serial_irq(int cellnum); + if (!dev->irq && (dev->id.sversion == 0xad)) + dev->irq = iosapic_serial_irq(dev->mod_index-1); +#endif + if (!dev->irq) { /* We find some unattached serial ports by walking native * busses. These should be silently ignored. Otherwise, @@ -51,7 +57,8 @@ static int __init serial_init_chip(struct parisc_device *dev) memset(&uart, 0, sizeof(uart)); uart.port.iotype = UPIO_MEM; /* 7.272727MHz on Lasi. Assumed the same for Dino, Wax and Timi. */ - uart.port.uartclk = 7272727; + uart.port.uartclk = (dev->id.sversion != 0xad) ? + 7272727 : 1843200; uart.port.mapbase = address; uart.port.membase = ioremap_nocache(address, 16); uart.port.irq = dev->irq; @@ -73,6 +80,7 @@ static struct parisc_device_id serial_tbl[] = { { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x00075 }, { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x0008c }, { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x0008d }, + { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x000ad }, { 0 } }; diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index fc2c06c..2bd78e2 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -289,13 +289,10 @@ static int vt_disallocate(unsigned int vc_num) struct vc_data *vc = NULL; int ret = 0; - if (!vc_num) - return 0; - console_lock(); if (VT_BUSY(vc_num)) ret = -EBUSY; - else + else if (vc_num) vc = vc_deallocate(vc_num); console_unlock(); diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig index 7ef3eb8..2311b1e 100644 --- a/drivers/usb/phy/Kconfig +++ b/drivers/usb/phy/Kconfig @@ -4,11 +4,17 @@ menuconfig USB_PHY bool "USB Physical Layer drivers" help - USB controllers (those which are host, device or DRD) need a - device to handle the physical layer signalling, commonly called - a PHY. + Most USB controllers have the physical layer signalling part + (commonly called a PHY) built in. However, dual-role devices + (a.k.a. USB on-the-go) which support being USB master or slave + with the same connector often use an external PHY. - The following drivers add support for such PHY devices. + The drivers in this submenu add support for such PHY devices. + They are not needed for standard master-only (or the vast + majority of slave-only) USB interfaces. + + If you're not sure if this applies to you, it probably doesn't; + say N here. if USB_PHY diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index c92c5ed..e581c25 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -172,7 +172,8 @@ static struct usb_device_id ti_id_table_3410[15+TI_EXTRA_VID_PID_COUNT+1] = { { USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) }, { USB_DEVICE(IBM_VENDOR_ID, IBM_454B_PRODUCT_ID) }, { USB_DEVICE(IBM_VENDOR_ID, IBM_454C_PRODUCT_ID) }, - { USB_DEVICE(ABBOTT_VENDOR_ID, ABBOTT_PRODUCT_ID) }, + { USB_DEVICE(ABBOTT_VENDOR_ID, ABBOTT_STEREO_PLUG_ID) }, + { USB_DEVICE(ABBOTT_VENDOR_ID, ABBOTT_STRIP_PORT_ID) }, { USB_DEVICE(TI_VENDOR_ID, FRI2_PRODUCT_ID) }, }; diff --git a/drivers/usb/serial/ti_usb_3410_5052.h b/drivers/usb/serial/ti_usb_3410_5052.h index b353e7e..4a2423e 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.h +++ b/drivers/usb/serial/ti_usb_3410_5052.h @@ -52,7 +52,9 @@ /* Abbott Diabetics vendor and product ids */ #define ABBOTT_VENDOR_ID 0x1a61 -#define ABBOTT_PRODUCT_ID 0x3410 +#define ABBOTT_STEREO_PLUG_ID 0x3410 +#define ABBOTT_PRODUCT_ID ABBOTT_STEREO_PLUG_ID +#define ABBOTT_STRIP_PORT_ID 0x3420 /* Commands */ #define TI_GET_VERSION 0x01 @@ -1135,13 +1135,6 @@ void setup_new_exec(struct linux_binprm * bprm) set_dumpable(current->mm, suid_dumpable); } - /* - * Flush performance counters when crossing a - * security domain: - */ - if (!get_dumpable(current->mm)) - perf_event_exit_task(current); - /* An exec changes our domain. We are no longer part of the thread group */ @@ -1205,6 +1198,15 @@ void install_exec_creds(struct linux_binprm *bprm) commit_creds(bprm->cred); bprm->cred = NULL; + + /* + * Disable monitoring for regular users + * when executing setuid binaries. Must + * wait until new credentials are committed + * by commit_creds() above + */ + if (get_dumpable(current->mm) != SUID_DUMP_USER) + perf_event_exit_task(current); /* * cred_guard_mutex must be held at least to this point to prevent * ptrace_attach() from altering our determination of the task's diff --git a/fs/fuse/file.c b/fs/fuse/file.c index e570081..35f2810 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -2470,13 +2470,16 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset, .mode = mode }; int err; + bool lock_inode = !(mode & FALLOC_FL_KEEP_SIZE) || + (mode & FALLOC_FL_PUNCH_HOLE); if (fc->no_fallocate) return -EOPNOTSUPP; - if (mode & FALLOC_FL_PUNCH_HOLE) { + if (lock_inode) { mutex_lock(&inode->i_mutex); - fuse_set_nowrite(inode); + if (mode & FALLOC_FL_PUNCH_HOLE) + fuse_set_nowrite(inode); } req = fuse_get_req_nopages(fc); @@ -2511,8 +2514,9 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset, fuse_invalidate_attr(inode); out: - if (mode & FALLOC_FL_PUNCH_HOLE) { - fuse_release_nowrite(inode); + if (lock_inode) { + if (mode & FALLOC_FL_PUNCH_HOLE) + fuse_release_nowrite(inode); mutex_unlock(&inode->i_mutex); } diff --git a/fs/internal.h b/fs/internal.h index eaa75f7..6812158 100644 --- a/fs/internal.h +++ b/fs/internal.h @@ -132,6 +132,12 @@ extern struct dentry *__d_alloc(struct super_block *, const struct qstr *); extern ssize_t __kernel_write(struct file *, const char *, size_t, loff_t *); /* + * splice.c + */ +extern long do_splice_direct(struct file *in, loff_t *ppos, struct file *out, + loff_t *opos, size_t len, unsigned int flags); + +/* * pipe.c */ extern const struct file_operations pipefifo_fops; diff --git a/fs/read_write.c b/fs/read_write.c index 0343000..2cefa41 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -1064,6 +1064,7 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, struct fd in, out; struct inode *in_inode, *out_inode; loff_t pos; + loff_t out_pos; ssize_t retval; int fl; @@ -1077,12 +1078,14 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, if (!(in.file->f_mode & FMODE_READ)) goto fput_in; retval = -ESPIPE; - if (!ppos) - ppos = &in.file->f_pos; - else + if (!ppos) { + pos = in.file->f_pos; + } else { + pos = *ppos; if (!(in.file->f_mode & FMODE_PREAD)) goto fput_in; - retval = rw_verify_area(READ, in.file, ppos, count); + } + retval = rw_verify_area(READ, in.file, &pos, count); if (retval < 0) goto fput_in; count = retval; @@ -1099,7 +1102,8 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, retval = -EINVAL; in_inode = file_inode(in.file); out_inode = file_inode(out.file); - retval = rw_verify_area(WRITE, out.file, &out.file->f_pos, count); + out_pos = out.file->f_pos; + retval = rw_verify_area(WRITE, out.file, &out_pos, count); if (retval < 0) goto fput_out; count = retval; @@ -1107,7 +1111,6 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, if (!max) max = min(in_inode->i_sb->s_maxbytes, out_inode->i_sb->s_maxbytes); - pos = *ppos; if (unlikely(pos + count > max)) { retval = -EOVERFLOW; if (pos >= max) @@ -1126,18 +1129,23 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, if (in.file->f_flags & O_NONBLOCK) fl = SPLICE_F_NONBLOCK; #endif - retval = do_splice_direct(in.file, ppos, out.file, count, fl); + retval = do_splice_direct(in.file, &pos, out.file, &out_pos, count, fl); if (retval > 0) { add_rchar(current, retval); add_wchar(current, retval); fsnotify_access(in.file); fsnotify_modify(out.file); + out.file->f_pos = out_pos; + if (ppos) + *ppos = pos; + else + in.file->f_pos = pos; } inc_syscr(current); inc_syscw(current); - if (*ppos > max) + if (pos > max) retval = -EOVERFLOW; fput_out: diff --git a/fs/splice.c b/fs/splice.c index e6b2559..d37431d 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -1274,7 +1274,7 @@ static int direct_splice_actor(struct pipe_inode_info *pipe, { struct file *file = sd->u.file; - return do_splice_from(pipe, file, &file->f_pos, sd->total_len, + return do_splice_from(pipe, file, sd->opos, sd->total_len, sd->flags); } @@ -1283,6 +1283,7 @@ static int direct_splice_actor(struct pipe_inode_info *pipe, * @in: file to splice from * @ppos: input file offset * @out: file to splice to + * @opos: output file offset * @len: number of bytes to splice * @flags: splice modifier flags * @@ -1294,7 +1295,7 @@ static int direct_splice_actor(struct pipe_inode_info *pipe, * */ long do_splice_direct(struct file *in, loff_t *ppos, struct file *out, - size_t len, unsigned int flags) + loff_t *opos, size_t len, unsigned int flags) { struct splice_desc sd = { .len = len, @@ -1302,6 +1303,7 @@ long do_splice_direct(struct file *in, loff_t *ppos, struct file *out, .flags = flags, .pos = *ppos, .u.file = out, + .opos = opos, }; long ret; @@ -1325,7 +1327,7 @@ static long do_splice(struct file *in, loff_t __user *off_in, { struct pipe_inode_info *ipipe; struct pipe_inode_info *opipe; - loff_t offset, *off; + loff_t offset; long ret; ipipe = get_pipe_info(in); @@ -1356,13 +1358,15 @@ static long do_splice(struct file *in, loff_t __user *off_in, return -EINVAL; if (copy_from_user(&offset, off_out, sizeof(loff_t))) return -EFAULT; - off = &offset; - } else - off = &out->f_pos; + } else { + offset = out->f_pos; + } - ret = do_splice_from(ipipe, out, off, len, flags); + ret = do_splice_from(ipipe, out, &offset, len, flags); - if (off_out && copy_to_user(off_out, off, sizeof(loff_t))) + if (!off_out) + out->f_pos = offset; + else if (copy_to_user(off_out, &offset, sizeof(loff_t))) ret = -EFAULT; return ret; @@ -1376,13 +1380,15 @@ static long do_splice(struct file *in, loff_t __user *off_in, return -EINVAL; if (copy_from_user(&offset, off_in, sizeof(loff_t))) return -EFAULT; - off = &offset; - } else - off = &in->f_pos; + } else { + offset = in->f_pos; + } - ret = do_splice_to(in, off, opipe, len, flags); + ret = do_splice_to(in, &offset, opipe, len, flags); - if (off_in && copy_to_user(off_in, off, sizeof(loff_t))) + if (!off_in) + in->f_pos = offset; + else if (copy_to_user(off_in, &offset, sizeof(loff_t))) ret = -EFAULT; return ret; diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index de08c92f..605af51 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -349,31 +349,50 @@ static unsigned int vfs_dent_type(uint8_t type) static int ubifs_readdir(struct file *file, void *dirent, filldir_t filldir) { int err, over = 0; + loff_t pos = file->f_pos; struct qstr nm; union ubifs_key key; struct ubifs_dent_node *dent; struct inode *dir = file_inode(file); struct ubifs_info *c = dir->i_sb->s_fs_info; - dbg_gen("dir ino %lu, f_pos %#llx", dir->i_ino, file->f_pos); + dbg_gen("dir ino %lu, f_pos %#llx", dir->i_ino, pos); - if (file->f_pos > UBIFS_S_KEY_HASH_MASK || file->f_pos == 2) + if (pos > UBIFS_S_KEY_HASH_MASK || pos == 2) /* * The directory was seek'ed to a senseless position or there * are no more entries. */ return 0; + if (file->f_version == 0) { + /* + * The file was seek'ed, which means that @file->private_data + * is now invalid. This may also be just the first + * 'ubifs_readdir()' invocation, in which case + * @file->private_data is NULL, and the below code is + * basically a no-op. + */ + kfree(file->private_data); + file->private_data = NULL; + } + + /* + * 'generic_file_llseek()' unconditionally sets @file->f_version to + * zero, and we use this for detecting whether the file was seek'ed. + */ + file->f_version = 1; + /* File positions 0 and 1 correspond to "." and ".." */ - if (file->f_pos == 0) { + if (pos == 0) { ubifs_assert(!file->private_data); over = filldir(dirent, ".", 1, 0, dir->i_ino, DT_DIR); if (over) return 0; - file->f_pos = 1; + file->f_pos = pos = 1; } - if (file->f_pos == 1) { + if (pos == 1) { ubifs_assert(!file->private_data); over = filldir(dirent, "..", 2, 1, parent_ino(file->f_path.dentry), DT_DIR); @@ -389,7 +408,7 @@ static int ubifs_readdir(struct file *file, void *dirent, filldir_t filldir) goto out; } - file->f_pos = key_hash_flash(c, &dent->key); + file->f_pos = pos = key_hash_flash(c, &dent->key); file->private_data = dent; } @@ -397,17 +416,16 @@ static int ubifs_readdir(struct file *file, void *dirent, filldir_t filldir) if (!dent) { /* * The directory was seek'ed to and is now readdir'ed. - * Find the entry corresponding to @file->f_pos or the - * closest one. + * Find the entry corresponding to @pos or the closest one. */ - dent_key_init_hash(c, &key, dir->i_ino, file->f_pos); + dent_key_init_hash(c, &key, dir->i_ino, pos); nm.name = NULL; dent = ubifs_tnc_next_ent(c, &key, &nm); if (IS_ERR(dent)) { err = PTR_ERR(dent); goto out; } - file->f_pos = key_hash_flash(c, &dent->key); + file->f_pos = pos = key_hash_flash(c, &dent->key); file->private_data = dent; } @@ -419,7 +437,7 @@ static int ubifs_readdir(struct file *file, void *dirent, filldir_t filldir) ubifs_inode(dir)->creat_sqnum); nm.len = le16_to_cpu(dent->nlen); - over = filldir(dirent, dent->name, nm.len, file->f_pos, + over = filldir(dirent, dent->name, nm.len, pos, le64_to_cpu(dent->inum), vfs_dent_type(dent->type)); if (over) @@ -435,9 +453,17 @@ static int ubifs_readdir(struct file *file, void *dirent, filldir_t filldir) } kfree(file->private_data); - file->f_pos = key_hash_flash(c, &dent->key); + file->f_pos = pos = key_hash_flash(c, &dent->key); file->private_data = dent; cond_resched(); + + if (file->f_version == 0) + /* + * The file was seek'ed meanwhile, lets return and start + * reading direntries from the new position on the next + * invocation. + */ + return 0; } out: @@ -448,15 +474,13 @@ out: kfree(file->private_data); file->private_data = NULL; + /* 2 is a special value indicating that there are no more direntries */ file->f_pos = 2; return 0; } -/* If a directory is seeked, we have to free saved readdir() state */ static loff_t ubifs_dir_llseek(struct file *file, loff_t offset, int whence) { - kfree(file->private_data); - file->private_data = NULL; return generic_file_llseek(file, offset, whence); } diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 636c59f..c13c919 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -382,6 +382,7 @@ const char *acpi_power_state_string(int state); int acpi_device_get_power(struct acpi_device *device, int *state); int acpi_device_set_power(struct acpi_device *device, int state); int acpi_bus_init_power(struct acpi_device *device); +int acpi_device_fix_up_power(struct acpi_device *device); int acpi_bus_update_power(acpi_handle handle, int *state_p); bool acpi_bus_power_manageable(acpi_handle handle); diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h index e6168a2..b420939 100644 --- a/include/acpi/acpi_drivers.h +++ b/include/acpi/acpi_drivers.h @@ -123,7 +123,9 @@ extern int register_dock_notifier(struct notifier_block *nb); extern void unregister_dock_notifier(struct notifier_block *nb); extern int register_hotplug_dock_device(acpi_handle handle, const struct acpi_dock_ops *ops, - void *context); + void *context, + void (*init)(void *), + void (*release)(void *)); extern void unregister_hotplug_dock_device(acpi_handle handle); #else static inline int is_dock_device(acpi_handle handle) @@ -139,7 +141,9 @@ static inline void unregister_dock_notifier(struct notifier_block *nb) } static inline int register_hotplug_dock_device(acpi_handle handle, const struct acpi_dock_ops *ops, - void *context) + void *context, + void (*init)(void *), + void (*release)(void *)) { return -ENODEV; } diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h index 365f4a6..fc09d7b 100644 --- a/include/linux/context_tracking.h +++ b/include/linux/context_tracking.h @@ -3,6 +3,7 @@ #include <linux/sched.h> #include <linux/percpu.h> +#include <linux/vtime.h> #include <asm/ptrace.h> struct context_tracking { @@ -19,6 +20,26 @@ struct context_tracking { } state; }; +static inline void __guest_enter(void) +{ + /* + * This is running in ioctl context so we can avoid + * the call to vtime_account() with its unnecessary idle check. + */ + vtime_account_system(current); + current->flags |= PF_VCPU; +} + +static inline void __guest_exit(void) +{ + /* + * This is running in ioctl context so we can avoid + * the call to vtime_account() with its unnecessary idle check. + */ + vtime_account_system(current); + current->flags &= ~PF_VCPU; +} + #ifdef CONFIG_CONTEXT_TRACKING DECLARE_PER_CPU(struct context_tracking, context_tracking); @@ -35,6 +56,9 @@ static inline bool context_tracking_active(void) extern void user_enter(void); extern void user_exit(void); +extern void guest_enter(void); +extern void guest_exit(void); + static inline enum ctx_state exception_enter(void) { enum ctx_state prev_ctx; @@ -57,6 +81,17 @@ extern void context_tracking_task_switch(struct task_struct *prev, static inline bool context_tracking_in_user(void) { return false; } static inline void user_enter(void) { } static inline void user_exit(void) { } + +static inline void guest_enter(void) +{ + __guest_enter(); +} + +static inline void guest_exit(void) +{ + __guest_exit(); +} + static inline enum ctx_state exception_enter(void) { return 0; } static inline void exception_exit(enum ctx_state prev_ctx) { } static inline void context_tracking_task_switch(struct task_struct *prev, diff --git a/include/linux/fs.h b/include/linux/fs.h index 43db02e..65c2be2 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2414,8 +2414,6 @@ extern ssize_t generic_file_splice_write(struct pipe_inode_info *, struct file *, loff_t *, size_t, unsigned int); extern ssize_t generic_splice_sendpage(struct pipe_inode_info *pipe, struct file *out, loff_t *, size_t len, unsigned int flags); -extern long do_splice_direct(struct file *in, loff_t *ppos, struct file *out, - size_t len, unsigned int flags); extern void file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping); diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index 7a9c8cf..cdcbafa 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -44,7 +44,7 @@ struct vlan_hdr { * struct vlan_ethhdr - vlan ethernet header (ethhdr + vlan_hdr) * @h_dest: destination ethernet address * @h_source: source ethernet address - * @h_vlan_proto: ethernet protocol (always 0x8100) + * @h_vlan_proto: ethernet protocol * @h_vlan_TCI: priority and VLAN ID * @h_vlan_encapsulated_proto: packet type ID or len */ diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index f0eea07..8db53cf 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -23,6 +23,7 @@ #include <linux/ratelimit.h> #include <linux/err.h> #include <linux/irqflags.h> +#include <linux/context_tracking.h> #include <asm/signal.h> #include <linux/kvm.h> @@ -760,42 +761,6 @@ static inline int kvm_iommu_unmap_guest(struct kvm *kvm) } #endif -static inline void __guest_enter(void) -{ - /* - * This is running in ioctl context so we can avoid - * the call to vtime_account() with its unnecessary idle check. - */ - vtime_account_system(current); - current->flags |= PF_VCPU; -} - -static inline void __guest_exit(void) -{ - /* - * This is running in ioctl context so we can avoid - * the call to vtime_account() with its unnecessary idle check. - */ - vtime_account_system(current); - current->flags &= ~PF_VCPU; -} - -#ifdef CONFIG_CONTEXT_TRACKING -extern void guest_enter(void); -extern void guest_exit(void); - -#else /* !CONFIG_CONTEXT_TRACKING */ -static inline void guest_enter(void) -{ - __guest_enter(); -} - -static inline void guest_exit(void) -{ - __guest_exit(); -} -#endif /* !CONFIG_CONTEXT_TRACKING */ - static inline void kvm_guest_enter(void) { unsigned long flags; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 09b4188..bb82871 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1759,6 +1759,7 @@ extern int init_dummy_netdev(struct net_device *dev); extern struct net_device *dev_get_by_index(struct net *net, int ifindex); extern struct net_device *__dev_get_by_index(struct net *net, int ifindex); extern struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex); +extern int netdev_get_name(struct net *net, char *name, int ifindex); extern int dev_restart(struct net_device *dev); #ifdef CONFIG_NETPOLL_TRAP extern int netpoll_trap(void); diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index f463a46..c5b6dbf 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -389,8 +389,7 @@ struct perf_event { /* mmap bits */ struct mutex mmap_mutex; atomic_t mmap_count; - int mmap_locked; - struct user_struct *mmap_user; + struct ring_buffer *rb; struct list_head rb_entry; diff --git a/include/linux/preempt.h b/include/linux/preempt.h index 87a03c7..f5d4723 100644 --- a/include/linux/preempt.h +++ b/include/linux/preempt.h @@ -33,9 +33,25 @@ do { \ preempt_schedule(); \ } while (0) +#ifdef CONFIG_CONTEXT_TRACKING + +void preempt_schedule_context(void); + +#define preempt_check_resched_context() \ +do { \ + if (unlikely(test_thread_flag(TIF_NEED_RESCHED))) \ + preempt_schedule_context(); \ +} while (0) +#else + +#define preempt_check_resched_context() preempt_check_resched() + +#endif /* CONFIG_CONTEXT_TRACKING */ + #else /* !CONFIG_PREEMPT */ #define preempt_check_resched() do { } while (0) +#define preempt_check_resched_context() do { } while (0) #endif /* CONFIG_PREEMPT */ @@ -88,7 +104,7 @@ do { \ do { \ preempt_enable_no_resched_notrace(); \ barrier(); \ - preempt_check_resched(); \ + preempt_check_resched_context(); \ } while (0) #else /* !CONFIG_PREEMPT_COUNT */ diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 6b06023..5afefa0 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -635,6 +635,7 @@ static inline struct rtable *skb_rtable(const struct sk_buff *skb) } extern void kfree_skb(struct sk_buff *skb); +extern void kfree_skb_list(struct sk_buff *segs); extern void skb_tx_error(struct sk_buff *skb); extern void consume_skb(struct sk_buff *skb); extern void __kfree_skb(struct sk_buff *skb); diff --git a/include/linux/splice.h b/include/linux/splice.h index 09a545a..74575cb 100644 --- a/include/linux/splice.h +++ b/include/linux/splice.h @@ -35,6 +35,7 @@ struct splice_desc { void *data; /* cookie */ } u; loff_t pos; /* file position */ + loff_t *opos; /* sendfile: output position */ size_t num_spliced; /* number of bytes already spliced */ bool need_wakeup; /* need to wake up writer */ }; diff --git a/include/linux/vtime.h b/include/linux/vtime.h index 71a5782..b1dd2db 100644 --- a/include/linux/vtime.h +++ b/include/linux/vtime.h @@ -34,7 +34,7 @@ static inline void vtime_user_exit(struct task_struct *tsk) } extern void vtime_guest_enter(struct task_struct *tsk); extern void vtime_guest_exit(struct task_struct *tsk); -extern void vtime_init_idle(struct task_struct *tsk); +extern void vtime_init_idle(struct task_struct *tsk, int cpu); #else static inline void vtime_account_irq_exit(struct task_struct *tsk) { @@ -45,7 +45,7 @@ static inline void vtime_user_enter(struct task_struct *tsk) { } static inline void vtime_user_exit(struct task_struct *tsk) { } static inline void vtime_guest_enter(struct task_struct *tsk) { } static inline void vtime_guest_exit(struct task_struct *tsk) { } -static inline void vtime_init_idle(struct task_struct *tsk) { } +static inline void vtime_init_idle(struct task_struct *tsk, int cpu) { } #endif #ifdef CONFIG_IRQ_TIME_ACCOUNTING diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index d3eef01..0f4555b 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -110,6 +110,8 @@ int v4l2_m2m_qbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_buffer *buf); int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_buffer *buf); +int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, + struct v4l2_create_buffers *create); int v4l2_m2m_expbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_exportbuffer *eb); diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild index ab5d499..bdc6e87 100644 --- a/include/uapi/linux/Kbuild +++ b/include/uapi/linux/Kbuild @@ -261,6 +261,7 @@ header-y += net_dropmon.h header-y += net_tstamp.h header-y += netconf.h header-y += netdevice.h +header-y += netlink_diag.h header-y += netfilter.h header-y += netfilter_arp.h header-y += netfilter_bridge.h diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c index 65349f0..383f823 100644 --- a/kernel/context_tracking.c +++ b/kernel/context_tracking.c @@ -15,7 +15,6 @@ */ #include <linux/context_tracking.h> -#include <linux/kvm_host.h> #include <linux/rcupdate.h> #include <linux/sched.h> #include <linux/hardirq.h> @@ -71,6 +70,46 @@ void user_enter(void) local_irq_restore(flags); } +#ifdef CONFIG_PREEMPT +/** + * preempt_schedule_context - preempt_schedule called by tracing + * + * The tracing infrastructure uses preempt_enable_notrace to prevent + * recursion and tracing preempt enabling caused by the tracing + * infrastructure itself. But as tracing can happen in areas coming + * from userspace or just about to enter userspace, a preempt enable + * can occur before user_exit() is called. This will cause the scheduler + * to be called when the system is still in usermode. + * + * To prevent this, the preempt_enable_notrace will use this function + * instead of preempt_schedule() to exit user context if needed before + * calling the scheduler. + */ +void __sched notrace preempt_schedule_context(void) +{ + struct thread_info *ti = current_thread_info(); + enum ctx_state prev_ctx; + + if (likely(ti->preempt_count || irqs_disabled())) + return; + + /* + * Need to disable preemption in case user_exit() is traced + * and the tracer calls preempt_enable_notrace() causing + * an infinite recursion. + */ + preempt_disable_notrace(); + prev_ctx = exception_enter(); + preempt_enable_no_resched_notrace(); + + preempt_schedule(); + + preempt_disable_notrace(); + exception_exit(prev_ctx); + preempt_enable_notrace(); +} +EXPORT_SYMBOL_GPL(preempt_schedule_context); +#endif /* CONFIG_PREEMPT */ /** * user_exit - Inform the context tracking that the CPU is diff --git a/kernel/cpu/idle.c b/kernel/cpu/idle.c index d5585f5..e695c0a 100644 --- a/kernel/cpu/idle.c +++ b/kernel/cpu/idle.c @@ -5,6 +5,7 @@ #include <linux/cpu.h> #include <linux/tick.h> #include <linux/mm.h> +#include <linux/stackprotector.h> #include <asm/tlb.h> @@ -58,6 +59,7 @@ void __weak arch_cpu_idle_dead(void) { } void __weak arch_cpu_idle(void) { cpu_idle_force_poll = 1; + local_irq_enable(); } /* @@ -112,6 +114,21 @@ static void cpu_idle_loop(void) void cpu_startup_entry(enum cpuhp_state state) { + /* + * This #ifdef needs to die, but it's too late in the cycle to + * make this generic (arm and sh have never invoked the canary + * init for the non boot cpus!). Will be fixed in 3.11 + */ +#ifdef CONFIG_X86 + /* + * If we're the non-boot CPU, nothing set the stack canary up + * for us. The boot CPU already has it initialized but no harm + * in doing it again. This is a good place for updating it, as + * we wont ever return from this function (so the invalid + * canaries already on the stack wont ever trigger). + */ + boot_init_stack_canary(); +#endif current_set_polling(); arch_cpu_idle_prepare(); cpu_idle_loop(); diff --git a/kernel/events/core.c b/kernel/events/core.c index 9dc297f..b391907 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -196,9 +196,6 @@ static void cpu_ctx_sched_in(struct perf_cpu_context *cpuctx, static void update_context_time(struct perf_event_context *ctx); static u64 perf_event_time(struct perf_event *event); -static void ring_buffer_attach(struct perf_event *event, - struct ring_buffer *rb); - void __weak perf_event_print_debug(void) { } extern __weak const char *perf_pmu_name(void) @@ -2918,6 +2915,7 @@ static void free_event_rcu(struct rcu_head *head) } static void ring_buffer_put(struct ring_buffer *rb); +static void ring_buffer_detach(struct perf_event *event, struct ring_buffer *rb); static void free_event(struct perf_event *event) { @@ -2942,15 +2940,30 @@ static void free_event(struct perf_event *event) if (has_branch_stack(event)) { static_key_slow_dec_deferred(&perf_sched_events); /* is system-wide event */ - if (!(event->attach_state & PERF_ATTACH_TASK)) + if (!(event->attach_state & PERF_ATTACH_TASK)) { atomic_dec(&per_cpu(perf_branch_stack_events, event->cpu)); + } } } if (event->rb) { - ring_buffer_put(event->rb); - event->rb = NULL; + struct ring_buffer *rb; + + /* + * Can happen when we close an event with re-directed output. + * + * Since we have a 0 refcount, perf_mmap_close() will skip + * over us; possibly making our ring_buffer_put() the last. + */ + mutex_lock(&event->mmap_mutex); + rb = event->rb; + if (rb) { + rcu_assign_pointer(event->rb, NULL); + ring_buffer_detach(event, rb); + ring_buffer_put(rb); /* could be last */ + } + mutex_unlock(&event->mmap_mutex); } if (is_cgroup_event(event)) @@ -3188,30 +3201,13 @@ static unsigned int perf_poll(struct file *file, poll_table *wait) unsigned int events = POLL_HUP; /* - * Race between perf_event_set_output() and perf_poll(): perf_poll() - * grabs the rb reference but perf_event_set_output() overrides it. - * Here is the timeline for two threads T1, T2: - * t0: T1, rb = rcu_dereference(event->rb) - * t1: T2, old_rb = event->rb - * t2: T2, event->rb = new rb - * t3: T2, ring_buffer_detach(old_rb) - * t4: T1, ring_buffer_attach(rb1) - * t5: T1, poll_wait(event->waitq) - * - * To avoid this problem, we grab mmap_mutex in perf_poll() - * thereby ensuring that the assignment of the new ring buffer - * and the detachment of the old buffer appear atomic to perf_poll() + * Pin the event->rb by taking event->mmap_mutex; otherwise + * perf_event_set_output() can swizzle our rb and make us miss wakeups. */ mutex_lock(&event->mmap_mutex); - - rcu_read_lock(); - rb = rcu_dereference(event->rb); - if (rb) { - ring_buffer_attach(event, rb); + rb = event->rb; + if (rb) events = atomic_xchg(&rb->poll, 0); - } - rcu_read_unlock(); - mutex_unlock(&event->mmap_mutex); poll_wait(file, &event->waitq, wait); @@ -3521,16 +3517,12 @@ static void ring_buffer_attach(struct perf_event *event, return; spin_lock_irqsave(&rb->event_lock, flags); - if (!list_empty(&event->rb_entry)) - goto unlock; - - list_add(&event->rb_entry, &rb->event_list); -unlock: + if (list_empty(&event->rb_entry)) + list_add(&event->rb_entry, &rb->event_list); spin_unlock_irqrestore(&rb->event_lock, flags); } -static void ring_buffer_detach(struct perf_event *event, - struct ring_buffer *rb) +static void ring_buffer_detach(struct perf_event *event, struct ring_buffer *rb) { unsigned long flags; @@ -3549,13 +3541,10 @@ static void ring_buffer_wakeup(struct perf_event *event) rcu_read_lock(); rb = rcu_dereference(event->rb); - if (!rb) - goto unlock; - - list_for_each_entry_rcu(event, &rb->event_list, rb_entry) - wake_up_all(&event->waitq); - -unlock: + if (rb) { + list_for_each_entry_rcu(event, &rb->event_list, rb_entry) + wake_up_all(&event->waitq); + } rcu_read_unlock(); } @@ -3584,18 +3573,10 @@ static struct ring_buffer *ring_buffer_get(struct perf_event *event) static void ring_buffer_put(struct ring_buffer *rb) { - struct perf_event *event, *n; - unsigned long flags; - if (!atomic_dec_and_test(&rb->refcount)) return; - spin_lock_irqsave(&rb->event_lock, flags); - list_for_each_entry_safe(event, n, &rb->event_list, rb_entry) { - list_del_init(&event->rb_entry); - wake_up_all(&event->waitq); - } - spin_unlock_irqrestore(&rb->event_lock, flags); + WARN_ON_ONCE(!list_empty(&rb->event_list)); call_rcu(&rb->rcu_head, rb_free_rcu); } @@ -3605,26 +3586,100 @@ static void perf_mmap_open(struct vm_area_struct *vma) struct perf_event *event = vma->vm_file->private_data; atomic_inc(&event->mmap_count); + atomic_inc(&event->rb->mmap_count); } +/* + * A buffer can be mmap()ed multiple times; either directly through the same + * event, or through other events by use of perf_event_set_output(). + * + * In order to undo the VM accounting done by perf_mmap() we need to destroy + * the buffer here, where we still have a VM context. This means we need + * to detach all events redirecting to us. + */ static void perf_mmap_close(struct vm_area_struct *vma) { struct perf_event *event = vma->vm_file->private_data; - if (atomic_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex)) { - unsigned long size = perf_data_size(event->rb); - struct user_struct *user = event->mmap_user; - struct ring_buffer *rb = event->rb; + struct ring_buffer *rb = event->rb; + struct user_struct *mmap_user = rb->mmap_user; + int mmap_locked = rb->mmap_locked; + unsigned long size = perf_data_size(rb); + + atomic_dec(&rb->mmap_count); + + if (!atomic_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex)) + return; - atomic_long_sub((size >> PAGE_SHIFT) + 1, &user->locked_vm); - vma->vm_mm->pinned_vm -= event->mmap_locked; - rcu_assign_pointer(event->rb, NULL); - ring_buffer_detach(event, rb); + /* Detach current event from the buffer. */ + rcu_assign_pointer(event->rb, NULL); + ring_buffer_detach(event, rb); + mutex_unlock(&event->mmap_mutex); + + /* If there's still other mmap()s of this buffer, we're done. */ + if (atomic_read(&rb->mmap_count)) { + ring_buffer_put(rb); /* can't be last */ + return; + } + + /* + * No other mmap()s, detach from all other events that might redirect + * into the now unreachable buffer. Somewhat complicated by the + * fact that rb::event_lock otherwise nests inside mmap_mutex. + */ +again: + rcu_read_lock(); + list_for_each_entry_rcu(event, &rb->event_list, rb_entry) { + if (!atomic_long_inc_not_zero(&event->refcount)) { + /* + * This event is en-route to free_event() which will + * detach it and remove it from the list. + */ + continue; + } + rcu_read_unlock(); + + mutex_lock(&event->mmap_mutex); + /* + * Check we didn't race with perf_event_set_output() which can + * swizzle the rb from under us while we were waiting to + * acquire mmap_mutex. + * + * If we find a different rb; ignore this event, a next + * iteration will no longer find it on the list. We have to + * still restart the iteration to make sure we're not now + * iterating the wrong list. + */ + if (event->rb == rb) { + rcu_assign_pointer(event->rb, NULL); + ring_buffer_detach(event, rb); + ring_buffer_put(rb); /* can't be last, we still have one */ + } mutex_unlock(&event->mmap_mutex); + put_event(event); - ring_buffer_put(rb); - free_uid(user); + /* + * Restart the iteration; either we're on the wrong list or + * destroyed its integrity by doing a deletion. + */ + goto again; } + rcu_read_unlock(); + + /* + * It could be there's still a few 0-ref events on the list; they'll + * get cleaned up by free_event() -- they'll also still have their + * ref on the rb and will free it whenever they are done with it. + * + * Aside from that, this buffer is 'fully' detached and unmapped, + * undo the VM accounting. + */ + + atomic_long_sub((size >> PAGE_SHIFT) + 1, &mmap_user->locked_vm); + vma->vm_mm->pinned_vm -= mmap_locked; + free_uid(mmap_user); + + ring_buffer_put(rb); /* could be last */ } static const struct vm_operations_struct perf_mmap_vmops = { @@ -3674,12 +3729,24 @@ static int perf_mmap(struct file *file, struct vm_area_struct *vma) return -EINVAL; WARN_ON_ONCE(event->ctx->parent_ctx); +again: mutex_lock(&event->mmap_mutex); if (event->rb) { - if (event->rb->nr_pages == nr_pages) - atomic_inc(&event->rb->refcount); - else + if (event->rb->nr_pages != nr_pages) { ret = -EINVAL; + goto unlock; + } + + if (!atomic_inc_not_zero(&event->rb->mmap_count)) { + /* + * Raced against perf_mmap_close() through + * perf_event_set_output(). Try again, hope for better + * luck. + */ + mutex_unlock(&event->mmap_mutex); + goto again; + } + goto unlock; } @@ -3720,12 +3787,16 @@ static int perf_mmap(struct file *file, struct vm_area_struct *vma) ret = -ENOMEM; goto unlock; } - rcu_assign_pointer(event->rb, rb); + + atomic_set(&rb->mmap_count, 1); + rb->mmap_locked = extra; + rb->mmap_user = get_current_user(); atomic_long_add(user_extra, &user->locked_vm); - event->mmap_locked = extra; - event->mmap_user = get_current_user(); - vma->vm_mm->pinned_vm += event->mmap_locked; + vma->vm_mm->pinned_vm += extra; + + ring_buffer_attach(event, rb); + rcu_assign_pointer(event->rb, rb); perf_event_update_userpage(event); @@ -3734,7 +3805,11 @@ unlock: atomic_inc(&event->mmap_count); mutex_unlock(&event->mmap_mutex); - vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP; + /* + * Since pinned accounting is per vm we cannot allow fork() to copy our + * vma. + */ + vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND | VM_DONTDUMP; vma->vm_ops = &perf_mmap_vmops; return ret; @@ -6412,6 +6487,8 @@ set: if (atomic_read(&event->mmap_count)) goto unlock; + old_rb = event->rb; + if (output_event) { /* get the rb we want to redirect to */ rb = ring_buffer_get(output_event); @@ -6419,16 +6496,28 @@ set: goto unlock; } - old_rb = event->rb; - rcu_assign_pointer(event->rb, rb); if (old_rb) ring_buffer_detach(event, old_rb); + + if (rb) + ring_buffer_attach(event, rb); + + rcu_assign_pointer(event->rb, rb); + + if (old_rb) { + ring_buffer_put(old_rb); + /* + * Since we detached before setting the new rb, so that we + * could attach the new rb, we could have missed a wakeup. + * Provide it now. + */ + wake_up_all(&event->waitq); + } + ret = 0; unlock: mutex_unlock(&event->mmap_mutex); - if (old_rb) - ring_buffer_put(old_rb); out: return ret; } diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c index a64f8ae..20185ea 100644 --- a/kernel/events/hw_breakpoint.c +++ b/kernel/events/hw_breakpoint.c @@ -120,7 +120,7 @@ static int task_bp_pinned(int cpu, struct perf_event *bp, enum bp_type_idx type) list_for_each_entry(iter, &bp_task_head, hw.bp_list) { if (iter->hw.bp_target == tsk && find_slot_idx(iter) == type && - cpu == iter->cpu) + (iter->cpu < 0 || cpu == iter->cpu)) count += hw_breakpoint_weight(iter); } @@ -149,7 +149,7 @@ fetch_bp_busy_slots(struct bp_busy_slots *slots, struct perf_event *bp, return; } - for_each_online_cpu(cpu) { + for_each_possible_cpu(cpu) { unsigned int nr; nr = per_cpu(nr_cpu_bp_pinned[type], cpu); @@ -235,7 +235,7 @@ toggle_bp_slot(struct perf_event *bp, bool enable, enum bp_type_idx type, if (cpu >= 0) { toggle_bp_task_slot(bp, cpu, enable, type, weight); } else { - for_each_online_cpu(cpu) + for_each_possible_cpu(cpu) toggle_bp_task_slot(bp, cpu, enable, type, weight); } diff --git a/kernel/events/internal.h b/kernel/events/internal.h index eb675c4..ca65997 100644 --- a/kernel/events/internal.h +++ b/kernel/events/internal.h @@ -31,6 +31,10 @@ struct ring_buffer { spinlock_t event_lock; struct list_head event_list; + atomic_t mmap_count; + unsigned long mmap_locked; + struct user_struct *mmap_user; + struct perf_event_mmap_page *user_page; void *data_pages[0]; }; diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 3fed7f0..bddf3b2 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -467,6 +467,7 @@ static struct kprobe *__kprobes get_optimized_kprobe(unsigned long addr) /* Optimization staging list, protected by kprobe_mutex */ static LIST_HEAD(optimizing_list); static LIST_HEAD(unoptimizing_list); +static LIST_HEAD(freeing_list); static void kprobe_optimizer(struct work_struct *work); static DECLARE_DELAYED_WORK(optimizing_work, kprobe_optimizer); @@ -504,7 +505,7 @@ static __kprobes void do_optimize_kprobes(void) * Unoptimize (replace a jump with a breakpoint and remove the breakpoint * if need) kprobes listed on unoptimizing_list. */ -static __kprobes void do_unoptimize_kprobes(struct list_head *free_list) +static __kprobes void do_unoptimize_kprobes(void) { struct optimized_kprobe *op, *tmp; @@ -515,9 +516,9 @@ static __kprobes void do_unoptimize_kprobes(struct list_head *free_list) /* Ditto to do_optimize_kprobes */ get_online_cpus(); mutex_lock(&text_mutex); - arch_unoptimize_kprobes(&unoptimizing_list, free_list); + arch_unoptimize_kprobes(&unoptimizing_list, &freeing_list); /* Loop free_list for disarming */ - list_for_each_entry_safe(op, tmp, free_list, list) { + list_for_each_entry_safe(op, tmp, &freeing_list, list) { /* Disarm probes if marked disabled */ if (kprobe_disabled(&op->kp)) arch_disarm_kprobe(&op->kp); @@ -536,11 +537,11 @@ static __kprobes void do_unoptimize_kprobes(struct list_head *free_list) } /* Reclaim all kprobes on the free_list */ -static __kprobes void do_free_cleaned_kprobes(struct list_head *free_list) +static __kprobes void do_free_cleaned_kprobes(void) { struct optimized_kprobe *op, *tmp; - list_for_each_entry_safe(op, tmp, free_list, list) { + list_for_each_entry_safe(op, tmp, &freeing_list, list) { BUG_ON(!kprobe_unused(&op->kp)); list_del_init(&op->list); free_aggr_kprobe(&op->kp); @@ -556,8 +557,6 @@ static __kprobes void kick_kprobe_optimizer(void) /* Kprobe jump optimizer */ static __kprobes void kprobe_optimizer(struct work_struct *work) { - LIST_HEAD(free_list); - mutex_lock(&kprobe_mutex); /* Lock modules while optimizing kprobes */ mutex_lock(&module_mutex); @@ -566,7 +565,7 @@ static __kprobes void kprobe_optimizer(struct work_struct *work) * Step 1: Unoptimize kprobes and collect cleaned (unused and disarmed) * kprobes before waiting for quiesence period. */ - do_unoptimize_kprobes(&free_list); + do_unoptimize_kprobes(); /* * Step 2: Wait for quiesence period to ensure all running interrupts @@ -581,7 +580,7 @@ static __kprobes void kprobe_optimizer(struct work_struct *work) do_optimize_kprobes(); /* Step 4: Free cleaned kprobes after quiesence period */ - do_free_cleaned_kprobes(&free_list); + do_free_cleaned_kprobes(); mutex_unlock(&module_mutex); mutex_unlock(&kprobe_mutex); @@ -723,8 +722,19 @@ static void __kprobes kill_optimized_kprobe(struct kprobe *p) if (!list_empty(&op->list)) /* Dequeue from the (un)optimization queue */ list_del_init(&op->list); - op->kp.flags &= ~KPROBE_FLAG_OPTIMIZED; + + if (kprobe_unused(p)) { + /* Enqueue if it is unused */ + list_add(&op->list, &freeing_list); + /* + * Remove unused probes from the hash list. After waiting + * for synchronization, this probe is reclaimed. + * (reclaiming is done by do_free_cleaned_kprobes().) + */ + hlist_del_rcu(&op->kp.hlist); + } + /* Don't touch the code, because it is already freed. */ arch_remove_optimized_kprobe(op); } diff --git a/kernel/ptrace.c b/kernel/ptrace.c index aed981a..335a7ae 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -665,20 +665,22 @@ static int ptrace_peek_siginfo(struct task_struct *child, if (unlikely(is_compat_task())) { compat_siginfo_t __user *uinfo = compat_ptr(data); - ret = copy_siginfo_to_user32(uinfo, &info); - ret |= __put_user(info.si_code, &uinfo->si_code); + if (copy_siginfo_to_user32(uinfo, &info) || + __put_user(info.si_code, &uinfo->si_code)) { + ret = -EFAULT; + break; + } + } else #endif { siginfo_t __user *uinfo = (siginfo_t __user *) data; - ret = copy_siginfo_to_user(uinfo, &info); - ret |= __put_user(info.si_code, &uinfo->si_code); - } - - if (ret) { - ret = -EFAULT; - break; + if (copy_siginfo_to_user(uinfo, &info) || + __put_user(info.si_code, &uinfo->si_code)) { + ret = -EFAULT; + break; + } } data += sizeof(siginfo_t); diff --git a/kernel/range.c b/kernel/range.c index eb911db..322ea8e 100644 --- a/kernel/range.c +++ b/kernel/range.c @@ -4,7 +4,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/sort.h> - +#include <linux/string.h> #include <linux/range.h> int add_range(struct range *range, int az, int nr_range, u64 start, u64 end) @@ -32,9 +32,8 @@ int add_range_with_merge(struct range *range, int az, int nr_range, if (start >= end) return nr_range; - /* Try to merge it with old one: */ + /* get new start/end: */ for (i = 0; i < nr_range; i++) { - u64 final_start, final_end; u64 common_start, common_end; if (!range[i].end) @@ -45,14 +44,16 @@ int add_range_with_merge(struct range *range, int az, int nr_range, if (common_start > common_end) continue; - final_start = min(range[i].start, start); - final_end = max(range[i].end, end); + /* new start/end, will add it back at last */ + start = min(range[i].start, start); + end = max(range[i].end, end); - /* clear it and add it back for further merge */ - range[i].start = 0; - range[i].end = 0; - return add_range_with_merge(range, az, nr_range, - final_start, final_end); + memmove(&range[i], &range[i + 1], + (nr_range - (i + 1)) * sizeof(range[i])); + range[nr_range - 1].start = 0; + range[nr_range - 1].end = 0; + nr_range--; + i--; } /* Need to add it: */ diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 58453b8..e8b3350 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -633,7 +633,19 @@ void wake_up_nohz_cpu(int cpu) static inline bool got_nohz_idle_kick(void) { int cpu = smp_processor_id(); - return idle_cpu(cpu) && test_bit(NOHZ_BALANCE_KICK, nohz_flags(cpu)); + + if (!test_bit(NOHZ_BALANCE_KICK, nohz_flags(cpu))) + return false; + + if (idle_cpu(cpu) && !need_resched()) + return true; + + /* + * We can't run Idle Load Balance on this CPU for this time so we + * cancel it and clear NOHZ_BALANCE_KICK + */ + clear_bit(NOHZ_BALANCE_KICK, nohz_flags(cpu)); + return false; } #else /* CONFIG_NO_HZ_COMMON */ @@ -1393,8 +1405,9 @@ static void sched_ttwu_pending(void) void scheduler_ipi(void) { - if (llist_empty(&this_rq()->wake_list) && !got_nohz_idle_kick() - && !tick_nohz_full_cpu(smp_processor_id())) + if (llist_empty(&this_rq()->wake_list) + && !tick_nohz_full_cpu(smp_processor_id()) + && !got_nohz_idle_kick()) return; /* @@ -1417,7 +1430,7 @@ void scheduler_ipi(void) /* * Check if someone kicked us for doing the nohz idle load balance. */ - if (unlikely(got_nohz_idle_kick() && !need_resched())) { + if (unlikely(got_nohz_idle_kick())) { this_rq()->idle_balance = 1; raise_softirq_irqoff(SCHED_SOFTIRQ); } @@ -4745,7 +4758,7 @@ void __cpuinit init_idle(struct task_struct *idle, int cpu) */ idle->sched_class = &idle_sched_class; ftrace_graph_init_idle_task(idle, cpu); - vtime_init_idle(idle); + vtime_init_idle(idle, cpu); #if defined(CONFIG_SMP) sprintf(idle->comm, "%s/%d", INIT_TASK_COMM, cpu); #endif diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index cc2dc3e..b5ccba2 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -747,17 +747,17 @@ void arch_vtime_task_switch(struct task_struct *prev) write_seqlock(¤t->vtime_seqlock); current->vtime_snap_whence = VTIME_SYS; - current->vtime_snap = sched_clock(); + current->vtime_snap = sched_clock_cpu(smp_processor_id()); write_sequnlock(¤t->vtime_seqlock); } -void vtime_init_idle(struct task_struct *t) +void vtime_init_idle(struct task_struct *t, int cpu) { unsigned long flags; write_seqlock_irqsave(&t->vtime_seqlock, flags); t->vtime_snap_whence = VTIME_SYS; - t->vtime_snap = sched_clock(); + t->vtime_snap = sched_clock_cpu(cpu); write_sequnlock_irqrestore(&t->vtime_seqlock, flags); } diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index 0c73942..20d6fba 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c @@ -599,8 +599,6 @@ void tick_broadcast_oneshot_control(unsigned long reason) } else { if (cpumask_test_and_clear_cpu(cpu, tick_broadcast_oneshot_mask)) { clockevents_set_mode(dev, CLOCK_EVT_MODE_ONESHOT); - if (dev->next_event.tv64 == KTIME_MAX) - goto out; /* * The cpu which was handling the broadcast * timer marked this cpu in the broadcast @@ -615,6 +613,11 @@ void tick_broadcast_oneshot_control(unsigned long reason) goto out; /* + * Bail out if there is no next event. + */ + if (dev->next_event.tv64 == KTIME_MAX) + goto out; + /* * If the pending bit is not set, then we are * either the CPU handling the broadcast * interrupt or we got woken by something else. @@ -698,10 +701,6 @@ void tick_broadcast_setup_oneshot(struct clock_event_device *bc) bc->event_handler = tick_handle_oneshot_broadcast; - /* Take the do_timer update */ - if (!tick_nohz_full_cpu(cpu)) - tick_do_timer_cpu = cpu; - /* * We must be careful here. There might be other CPUs * waiting for periodic broadcast. We need to set the diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index f420813..0cf1c14 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -306,7 +306,7 @@ static int __cpuinit tick_nohz_cpu_down_callback(struct notifier_block *nfb, * we can't safely shutdown that CPU. */ if (have_nohz_full_mask && tick_do_timer_cpu == cpu) - return -EINVAL; + return NOTIFY_BAD; break; } return NOTIFY_OK; diff --git a/mm/slab_common.c b/mm/slab_common.c index ff3218a..2d41450 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -373,8 +373,10 @@ struct kmem_cache *kmalloc_slab(size_t size, gfp_t flags) { int index; - if (WARN_ON_ONCE(size > KMALLOC_MAX_SIZE)) + if (size > KMALLOC_MAX_SIZE) { + WARN_ON_ONCE(!(flags & __GFP_NOWARN)); return NULL; + } if (size <= 192) { if (!size) diff --git a/net/core/dev.c b/net/core/dev.c index 6a93cd8..560dafd 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -800,6 +800,40 @@ struct net_device *dev_get_by_index(struct net *net, int ifindex) EXPORT_SYMBOL(dev_get_by_index); /** + * netdev_get_name - get a netdevice name, knowing its ifindex. + * @net: network namespace + * @name: a pointer to the buffer where the name will be stored. + * @ifindex: the ifindex of the interface to get the name from. + * + * The use of raw_seqcount_begin() and cond_resched() before + * retrying is required as we want to give the writers a chance + * to complete when CONFIG_PREEMPT is not set. + */ +int netdev_get_name(struct net *net, char *name, int ifindex) +{ + struct net_device *dev; + unsigned int seq; + +retry: + seq = raw_seqcount_begin(&devnet_rename_seq); + rcu_read_lock(); + dev = dev_get_by_index_rcu(net, ifindex); + if (!dev) { + rcu_read_unlock(); + return -ENODEV; + } + + strcpy(name, dev->name); + rcu_read_unlock(); + if (read_seqcount_retry(&devnet_rename_seq, seq)) { + cond_resched(); + goto retry; + } + + return 0; +} + +/** * dev_getbyhwaddr_rcu - find a device by its hardware address * @net: the applicable net namespace * @type: media type of device diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index 6cc0481..5b7d0e1 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -19,9 +19,8 @@ static int dev_ifname(struct net *net, struct ifreq __user *arg) { - struct net_device *dev; struct ifreq ifr; - unsigned seq; + int error; /* * Fetch the caller's info block. @@ -30,19 +29,9 @@ static int dev_ifname(struct net *net, struct ifreq __user *arg) if (copy_from_user(&ifr, arg, sizeof(struct ifreq))) return -EFAULT; -retry: - seq = read_seqcount_begin(&devnet_rename_seq); - rcu_read_lock(); - dev = dev_get_by_index_rcu(net, ifr.ifr_ifindex); - if (!dev) { - rcu_read_unlock(); - return -ENODEV; - } - - strcpy(ifr.ifr_name, dev->name); - rcu_read_unlock(); - if (read_seqcount_retry(&devnet_rename_seq, seq)) - goto retry; + error = netdev_get_name(net, ifr.ifr_name, ifr.ifr_ifindex); + if (error) + return error; if (copy_to_user(arg, &ifr, sizeof(struct ifreq))) return -EFAULT; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index b1fcb87..77971a3 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -477,15 +477,8 @@ EXPORT_SYMBOL(skb_add_rx_frag); static void skb_drop_list(struct sk_buff **listp) { - struct sk_buff *list = *listp; - + kfree_skb_list(*listp); *listp = NULL; - - do { - struct sk_buff *this = list; - list = list->next; - kfree_skb(this); - } while (list); } static inline void skb_drop_fraglist(struct sk_buff *skb) @@ -645,6 +638,17 @@ void kfree_skb(struct sk_buff *skb) } EXPORT_SYMBOL(kfree_skb); +void kfree_skb_list(struct sk_buff *segs) +{ + while (segs) { + struct sk_buff *next = segs->next; + + kfree_skb(segs); + segs = next; + } +} +EXPORT_SYMBOL(kfree_skb_list); + /** * skb_tx_error - report an sk_buff xmit error * @skb: buffer that triggered an error diff --git a/net/core/sock.c b/net/core/sock.c index b6c619f..ab06b71 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -573,9 +573,7 @@ static int sock_getbindtodevice(struct sock *sk, char __user *optval, int ret = -ENOPROTOOPT; #ifdef CONFIG_NETDEVICES struct net *net = sock_net(sk); - struct net_device *dev; char devname[IFNAMSIZ]; - unsigned seq; if (sk->sk_bound_dev_if == 0) { len = 0; @@ -586,20 +584,9 @@ static int sock_getbindtodevice(struct sock *sk, char __user *optval, if (len < IFNAMSIZ) goto out; -retry: - seq = read_seqcount_begin(&devnet_rename_seq); - rcu_read_lock(); - dev = dev_get_by_index_rcu(net, sk->sk_bound_dev_if); - ret = -ENODEV; - if (!dev) { - rcu_read_unlock(); + ret = netdev_get_name(net, devname, sk->sk_bound_dev_if); + if (ret) goto out; - } - - strcpy(devname, dev->name); - rcu_read_unlock(); - if (read_seqcount_retry(&devnet_rename_seq, seq)) - goto retry; len = strlen(devname) + 1; diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c index a9d8cd2..775d5b5 100644 --- a/net/ipv4/gre_offload.c +++ b/net/ipv4/gre_offload.c @@ -87,7 +87,7 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb, err = __skb_linearize(skb); if (err) { - kfree_skb(segs); + kfree_skb_list(segs); segs = ERR_PTR(err); goto out; } diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c index 57c6711..cbc2215 100644 --- a/net/ipv4/netfilter/ipt_ULOG.c +++ b/net/ipv4/netfilter/ipt_ULOG.c @@ -125,15 +125,16 @@ static void ulog_send(struct ulog_net *ulog, unsigned int nlgroupnum) /* timer function to flush queue in flushtimeout time */ static void ulog_timer(unsigned long data) { + unsigned int groupnum = *((unsigned int *)data); struct ulog_net *ulog = container_of((void *)data, struct ulog_net, - nlgroup[*(unsigned int *)data]); + nlgroup[groupnum]); pr_debug("timer function called, calling ulog_send\n"); /* lock to protect against somebody modifying our structure * from ipt_ulog_target at the same time */ spin_lock_bh(&ulog->lock); - ulog_send(ulog, data); + ulog_send(ulog, groupnum); spin_unlock_bh(&ulog->lock); } @@ -413,8 +414,11 @@ static int __net_init ulog_tg_net_init(struct net *net) spin_lock_init(&ulog->lock); /* initialize ulog_buffers */ - for (i = 0; i < ULOG_MAXNLGROUPS; i++) - setup_timer(&ulog->ulog_buffers[i].timer, ulog_timer, i); + for (i = 0; i < ULOG_MAXNLGROUPS; i++) { + ulog->nlgroup[i] = i; + setup_timer(&ulog->ulog_buffers[i].timer, ulog_timer, + (unsigned long)&ulog->nlgroup[i]); + } ulog->nflognl = netlink_kernel_create(net, NETLINK_NFLOG, &cfg); if (!ulog->nflognl) diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 1063bb8..35675e4 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -986,7 +986,7 @@ int tcp_md5_do_add(struct sock *sk, const union tcp_md5_addr *addr, struct tcp_sock *tp = tcp_sk(sk); struct tcp_md5sig_info *md5sig; - key = tcp_md5_do_lookup(sk, (union tcp_md5_addr *)&addr, AF_INET); + key = tcp_md5_do_lookup(sk, addr, family); if (key) { /* Pre-existing entry - just update that one. */ memcpy(key->key, newkey, newkeylen); @@ -1029,7 +1029,7 @@ int tcp_md5_do_del(struct sock *sk, const union tcp_md5_addr *addr, int family) { struct tcp_md5sig_key *key; - key = tcp_md5_do_lookup(sk, (union tcp_md5_addr *)&addr, AF_INET); + key = tcp_md5_do_lookup(sk, addr, family); if (!key) return -ENOENT; hlist_del_rcu(&key->node); diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 75fd93b..cfdcf7b 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -2656,6 +2656,9 @@ static void init_loopback(struct net_device *dev) if (sp_ifa->flags & (IFA_F_DADFAILED | IFA_F_TENTATIVE)) continue; + if (sp_ifa->rt) + continue; + sp_rt = addrconf_dst_alloc(idev, &sp_ifa->addr, 0); /* Failure cases are ignored */ @@ -4340,6 +4343,7 @@ static int inet6_set_iftoken(struct inet6_dev *idev, struct in6_addr *token) struct inet6_ifaddr *ifp; struct net_device *dev = idev->dev; bool update_rs = false; + struct in6_addr ll_addr; if (token == NULL) return -EINVAL; @@ -4359,11 +4363,9 @@ static int inet6_set_iftoken(struct inet6_dev *idev, struct in6_addr *token) write_unlock_bh(&idev->lock); - if (!idev->dead && (idev->if_flags & IF_READY)) { - struct in6_addr ll_addr; - - ipv6_get_lladdr(dev, &ll_addr, IFA_F_TENTATIVE | - IFA_F_OPTIMISTIC); + if (!idev->dead && (idev->if_flags & IF_READY) && + !ipv6_get_lladdr(dev, &ll_addr, IFA_F_TENTATIVE | + IFA_F_OPTIMISTIC)) { /* If we're not ready, then normal ifup will take care * of this. Otherwise, we need to request our rs here. diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index be7589e..6e3ddf8 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -381,9 +381,8 @@ int ip6_forward(struct sk_buff *skb) * cannot be fragmented, because there is no warranty * that different fragments will go along one path. --ANK */ - if (opt->ra) { - u8 *ptr = skb_network_header(skb) + opt->ra; - if (ip6_call_ra_chain(skb, (ptr[2]<<8) + ptr[3])) + if (unlikely(opt->flags & IP6SKB_ROUTERALERT)) { + if (ip6_call_ra_chain(skb, ntohs(opt->ra))) return 0; } @@ -822,11 +821,17 @@ static struct dst_entry *ip6_sk_dst_check(struct sock *sk, const struct flowi6 *fl6) { struct ipv6_pinfo *np = inet6_sk(sk); - struct rt6_info *rt = (struct rt6_info *)dst; + struct rt6_info *rt; if (!dst) goto out; + if (dst->ops->family != AF_INET6) { + dst_release(dst); + return NULL; + } + + rt = (struct rt6_info *)dst; /* Yes, checking route validity in not connected * case is not very simple. Take into account, * that we do not support routing by source, TOS, diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c index 97bcf2b..c9b6a6e 100644 --- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c +++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c @@ -204,7 +204,7 @@ static unsigned int __ipv6_conntrack_in(struct net *net, if (ct != NULL && !nf_ct_is_untracked(ct)) { help = nfct_help(ct); if ((help && help->helper) || !nf_ct_is_confirmed(ct)) { - nf_conntrack_get_reasm(skb); + nf_conntrack_get_reasm(reasm); NF_HOOK_THRESH(NFPROTO_IPV6, hooknum, reasm, (struct net_device *)in, (struct net_device *)out, diff --git a/net/key/af_key.c b/net/key/af_key.c index c5fbd75..9da8620 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1710,6 +1710,7 @@ static int key_notify_sa_flush(const struct km_event *c) hdr->sadb_msg_version = PF_KEY_V2; hdr->sadb_msg_errno = (uint8_t) 0; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); + hdr->sadb_msg_reserved = 0; pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); @@ -2699,6 +2700,7 @@ static int key_notify_policy_flush(const struct km_event *c) hdr->sadb_msg_errno = (uint8_t) 0; hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); + hdr->sadb_msg_reserved = 0; pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); return 0; diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index e9b0330..4f69e83 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c @@ -1442,7 +1442,8 @@ ignore_ipip: /* do the statistics and put it back */ ip_vs_in_stats(cp, skb); - if (IPPROTO_TCP == cih->protocol || IPPROTO_UDP == cih->protocol) + if (IPPROTO_TCP == cih->protocol || IPPROTO_UDP == cih->protocol || + IPPROTO_SCTP == cih->protocol) offset += 2 * sizeof(__u16); verdict = ip_vs_icmp_xmit(skb, cp, pp, offset, hooknum, &ciph); diff --git a/net/netfilter/nf_conntrack_labels.c b/net/netfilter/nf_conntrack_labels.c index 8fe2e99..355d2ef 100644 --- a/net/netfilter/nf_conntrack_labels.c +++ b/net/netfilter/nf_conntrack_labels.c @@ -45,7 +45,7 @@ int nf_connlabel_set(struct nf_conn *ct, u16 bit) if (test_bit(bit, labels->bits)) return 0; - if (test_and_set_bit(bit, labels->bits)) + if (!test_and_set_bit(bit, labels->bits)) nf_conntrack_event_cache(IPCT_LABEL, ct); return 0; diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index f83a522..edc410e 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -1837,6 +1837,7 @@ ctnetlink_new_conntrack(struct sock *ctnl, struct sk_buff *skb, nf_conntrack_eventmask_report((1 << IPCT_REPLY) | (1 << IPCT_ASSURED) | (1 << IPCT_HELPER) | + (1 << IPCT_LABEL) | (1 << IPCT_PROTOINFO) | (1 << IPCT_NATSEQADJ) | (1 << IPCT_MARK), diff --git a/net/netfilter/nf_nat_sip.c b/net/netfilter/nf_nat_sip.c index 96ccdf7..dac11f7 100644 --- a/net/netfilter/nf_nat_sip.c +++ b/net/netfilter/nf_nat_sip.c @@ -230,9 +230,10 @@ static unsigned int nf_nat_sip(struct sk_buff *skb, unsigned int protoff, &ct->tuplehash[!dir].tuple.src.u3, false); if (!mangle_packet(skb, protoff, dataoff, dptr, datalen, - poff, plen, buffer, buflen)) + poff, plen, buffer, buflen)) { nf_ct_helper_log(skb, ct, "cannot mangle received"); return NF_DROP; + } } /* The rport= parameter (RFC 3581) contains the port number diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c index bd8d46c..cccaf9c 100644 --- a/sound/pci/hda/patch_cirrus.c +++ b/sound/pci/hda/patch_cirrus.c @@ -58,6 +58,7 @@ enum { CS420X_GPIO_23, CS420X_MBP101, CS420X_MBP81, + CS420X_MBA42, CS420X_AUTO, /* aliases */ CS420X_IMAC27_122 = CS420X_GPIO_23, @@ -346,6 +347,7 @@ static const struct hda_model_fixup cs420x_models[] = { { .id = CS420X_APPLE, .name = "apple" }, { .id = CS420X_MBP101, .name = "mbp101" }, { .id = CS420X_MBP81, .name = "mbp81" }, + { .id = CS420X_MBA42, .name = "mba42" }, {} }; @@ -361,6 +363,7 @@ static const struct snd_pci_quirk cs420x_fixup_tbl[] = { SND_PCI_QUIRK(0x106b, 0x1c00, "MacBookPro 8,1", CS420X_MBP81), SND_PCI_QUIRK(0x106b, 0x2000, "iMac 12,2", CS420X_IMAC27_122), SND_PCI_QUIRK(0x106b, 0x2800, "MacBookPro 10,1", CS420X_MBP101), + SND_PCI_QUIRK(0x106b, 0x5b00, "MacBookAir 4,2", CS420X_MBA42), SND_PCI_QUIRK_VENDOR(0x106b, "Apple", CS420X_APPLE), {} /* terminator */ }; @@ -414,6 +417,20 @@ static const struct hda_pintbl mbp101_pincfgs[] = { {} /* terminator */ }; +static const struct hda_pintbl mba42_pincfgs[] = { + { 0x09, 0x012b4030 }, /* HP */ + { 0x0a, 0x400000f0 }, + { 0x0b, 0x90100120 }, /* speaker */ + { 0x0c, 0x400000f0 }, + { 0x0d, 0x90a00110 }, /* mic */ + { 0x0e, 0x400000f0 }, + { 0x0f, 0x400000f0 }, + { 0x10, 0x400000f0 }, + { 0x12, 0x400000f0 }, + { 0x15, 0x400000f0 }, + {} /* terminator */ +}; + static void cs420x_fixup_gpio_13(struct hda_codec *codec, const struct hda_fixup *fix, int action) { @@ -482,6 +499,12 @@ static const struct hda_fixup cs420x_fixups[] = { .chained = true, .chain_id = CS420X_GPIO_13, }, + [CS420X_MBA42] = { + .type = HDA_FIXUP_PINS, + .v.pins = mba42_pincfgs, + .chained = true, + .chain_id = CS420X_GPIO_13, + }, }; static struct cs_spec *cs_alloc_spec(struct hda_codec *codec, int vendor_nid) diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 02e22b4..403010c 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -3483,6 +3483,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1028, 0x05ca, "Dell", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x05cb, "Dell", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x05de, "Dell", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1028, 0x05e0, "Dell", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x05e9, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x05ea, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x05eb, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), @@ -3494,6 +3495,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1028, 0x05f5, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x05f6, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x05f8, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1028, 0x0606, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1028, 0x0608, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x0609, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC2), SND_PCI_QUIRK(0x103c, 0x18e6, "HP", ALC269_FIXUP_HP_GPIO_LED), @@ -3596,6 +3599,8 @@ static const struct hda_model_fixup alc269_fixup_models[] = { {.id = ALC269_FIXUP_INV_DMIC, .name = "inv-dmic"}, {.id = ALC269_FIXUP_LENOVO_DOCK, .name = "lenovo-dock"}, {.id = ALC269_FIXUP_HP_GPIO_LED, .name = "hp-gpio-led"}, + {.id = ALC269_FIXUP_DELL1_MIC_NO_PRESENCE, .name = "dell-headset-multi"}, + {.id = ALC269_FIXUP_DELL2_MIC_NO_PRESENCE, .name = "dell-headset-dock"}, {} }; @@ -4275,6 +4280,7 @@ static const struct hda_model_fixup alc662_fixup_models[] = { {.id = ALC662_FIXUP_ASUS_MODE7, .name = "asus-mode7"}, {.id = ALC662_FIXUP_ASUS_MODE8, .name = "asus-mode8"}, {.id = ALC662_FIXUP_INV_DMIC, .name = "inv-dmic"}, + {.id = ALC668_FIXUP_DELL_MIC_NO_PRESENCE, .name = "dell-headset-multi"}, {} }; diff --git a/sound/usb/card.c b/sound/usb/card.c index 1a03317..64952e2 100644 --- a/sound/usb/card.c +++ b/sound/usb/card.c @@ -147,14 +147,32 @@ static int snd_usb_create_stream(struct snd_usb_audio *chip, int ctrlif, int int return -EINVAL; } + alts = &iface->altsetting[0]; + altsd = get_iface_desc(alts); + + /* + * Android with both accessory and audio interfaces enabled gets the + * interface numbers wrong. + */ + if ((chip->usb_id == USB_ID(0x18d1, 0x2d04) || + chip->usb_id == USB_ID(0x18d1, 0x2d05)) && + interface == 0 && + altsd->bInterfaceClass == USB_CLASS_VENDOR_SPEC && + altsd->bInterfaceSubClass == USB_SUBCLASS_VENDOR_SPEC) { + interface = 2; + iface = usb_ifnum_to_if(dev, interface); + if (!iface) + return -EINVAL; + alts = &iface->altsetting[0]; + altsd = get_iface_desc(alts); + } + if (usb_interface_claimed(iface)) { snd_printdd(KERN_INFO "%d:%d:%d: skipping, already claimed\n", dev->devnum, ctrlif, interface); return -EINVAL; } - alts = &iface->altsetting[0]; - altsd = get_iface_desc(alts); if ((altsd->bInterfaceClass == USB_CLASS_AUDIO || altsd->bInterfaceClass == USB_CLASS_VENDOR_SPEC) && altsd->bInterfaceSubClass == USB_SUBCLASS_MIDISTREAMING) { diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index e5c7f9f..d543808 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -885,6 +885,7 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval, case USB_ID(0x046d, 0x0808): case USB_ID(0x046d, 0x0809): + case USB_ID(0x046d, 0x081b): /* HD Webcam c310 */ case USB_ID(0x046d, 0x081d): /* HD Webcam c510 */ case USB_ID(0x046d, 0x0825): /* HD Webcam c270 */ case USB_ID(0x046d, 0x0991): |
