diff options
163 files changed, 946 insertions, 2105 deletions
diff --git a/Documentation/ABI/testing/sysfs-ibft b/Documentation/ABI/testing/sysfs-ibft index c2b7d1154bec..cac3930bdb04 100644 --- a/Documentation/ABI/testing/sysfs-ibft +++ b/Documentation/ABI/testing/sysfs-ibft @@ -20,4 +20,4 @@ Date: November 2007 Contact: Konrad Rzeszutek <ketuzsezr@darnok.org> Description: The /sys/firmware/ibft/ethernetX directory will contain files that expose the iSCSI Boot Firmware Table NIC data. - This can this can the IP address, MAC, and gateway of the NIC. + Usually this contains the IP address, MAC, and gateway of the NIC. diff --git a/Documentation/DocBook/media/Makefile b/Documentation/DocBook/media/Makefile index df2962d9e11e..8bf7c6191296 100644 --- a/Documentation/DocBook/media/Makefile +++ b/Documentation/DocBook/media/Makefile @@ -25,7 +25,7 @@ GENFILES := $(addprefix $(MEDIA_OBJ_DIR)/, $(MEDIA_TEMP)) PHONY += cleanmediadocs cleanmediadocs: - -@rm `find $(MEDIA_OBJ_DIR) -type l` $(GENFILES) $(OBJIMGFILES) 2>/dev/null + -@rm -f `find $(MEDIA_OBJ_DIR) -type l` $(GENFILES) $(OBJIMGFILES) 2>/dev/null $(obj)/media_api.xml: $(GENFILES) FORCE diff --git a/Documentation/DocBook/media/v4l/compat.xml b/Documentation/DocBook/media/v4l/compat.xml index 07ffc76553ba..0a2debfa68f6 100644 --- a/Documentation/DocBook/media/v4l/compat.xml +++ b/Documentation/DocBook/media/v4l/compat.xml @@ -2566,6 +2566,10 @@ fields changed from _s32 to _u32. <para>Added compound control types and &VIDIOC-QUERY-EXT-CTRL;. </para> </listitem> + </orderedlist> + </section> + + <section> <title>V4L2 in Linux 3.18</title> <orderedlist> <listitem> diff --git a/Documentation/HOWTO b/Documentation/HOWTO index 57cf5efb044d..93aa8604630e 100644 --- a/Documentation/HOWTO +++ b/Documentation/HOWTO @@ -324,7 +324,6 @@ tree, they need to be integration-tested. For this purpose, a special testing repository exists into which virtually all subsystem trees are pulled on an almost daily basis: http://git.kernel.org/?p=linux/kernel/git/next/linux-next.git - http://linux.f-seidel.de/linux-next/pmwiki/ This way, the -next kernel gives a summary outlook onto what will be expected to go into the mainline kernel at the next merge period. diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches index 482c74947de0..1fa1caa198eb 100644 --- a/Documentation/SubmittingPatches +++ b/Documentation/SubmittingPatches @@ -483,12 +483,10 @@ have been included in the discussion 14) Using Reported-by:, Tested-by:, Reviewed-by:, Suggested-by: and Fixes: -If this patch fixes a problem reported by somebody else, consider adding a -Reported-by: tag to credit the reporter for their contribution. Please -note that this tag should not be added without the reporter's permission, -especially if the problem was not reported in a public forum. That said, -if we diligently credit our bug reporters, they will, hopefully, be -inspired to help us again in the future. +The Reported-by tag gives credit to people who find bugs and report them and it +hopefully inspires them to help us again in the future. Please note that if +the bug was reported in private, then ask for permission first before using the +Reported-by tag. A Tested-by: tag indicates that the patch has been successfully tested (in some environment) by the person named. This tag informs maintainers that diff --git a/Documentation/development-process/2.Process b/Documentation/development-process/2.Process index 2e0617936e8f..c24e156a6118 100644 --- a/Documentation/development-process/2.Process +++ b/Documentation/development-process/2.Process @@ -289,10 +289,6 @@ lists when they are assembled; they can be downloaded from: http://www.kernel.org/pub/linux/kernel/next/ -Some information about linux-next has been gathered at: - - http://linux.f-seidel.de/linux-next/pmwiki/ - Linux-next has become an integral part of the kernel development process; all patches merged during a given merge window should really have found their way into linux-next some time before the merge window opens. diff --git a/Documentation/development-process/8.Conclusion b/Documentation/development-process/8.Conclusion index 1990ab4b4949..caef69022e9c 100644 --- a/Documentation/development-process/8.Conclusion +++ b/Documentation/development-process/8.Conclusion @@ -22,10 +22,6 @@ Beyond that, a valuable resource for kernel developers is: http://kernelnewbies.org/ -Information about the linux-next tree gathers at: - - http://linux.f-seidel.de/linux-next/pmwiki/ - And, of course, one should not forget http://kernel.org/, the definitive location for kernel release information. diff --git a/Documentation/devicetree/bindings/sound/sgtl5000.txt b/Documentation/devicetree/bindings/sound/sgtl5000.txt index 955df60a118c..d556dcb8816b 100644 --- a/Documentation/devicetree/bindings/sound/sgtl5000.txt +++ b/Documentation/devicetree/bindings/sound/sgtl5000.txt @@ -7,10 +7,20 @@ Required properties: - clocks : the clock provider of SYS_MCLK +- VDDA-supply : the regulator provider of VDDA + +- VDDIO-supply: the regulator provider of VDDIO + +Optional properties: + +- VDDD-supply : the regulator provider of VDDD + Example: codec: sgtl5000@0a { compatible = "fsl,sgtl5000"; reg = <0x0a>; clocks = <&clks 150>; + VDDA-supply = <®_3p3v>; + VDDIO-supply = <®_3p3v>; }; diff --git a/Documentation/devicetree/bindings/submitting-patches.txt b/Documentation/devicetree/bindings/submitting-patches.txt index 042a0273b8ba..b7ba01ad1426 100644 --- a/Documentation/devicetree/bindings/submitting-patches.txt +++ b/Documentation/devicetree/bindings/submitting-patches.txt @@ -12,6 +12,9 @@ I. For patch submitters devicetree@vger.kernel.org + 3) The Documentation/ portion of the patch should come in the series before + the code implementing the binding. + II. For kernel maintainers 1) If you aren't comfortable reviewing a given binding, reply to it and ask diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 74339c57b914..db034a5912e7 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1307,6 +1307,18 @@ bytes respectively. Such letter suffixes can also be entirely omitted. .cdrom .chs .ignore_cable are additional options See Documentation/ide/ide.txt. + ide-generic.probe-mask= [HW] (E)IDE subsystem + Format: <int> + Probe mask for legacy ISA IDE ports. Depending on + platform up to 6 ports are supported, enabled by + setting corresponding bits in the mask to 1. The + default value is 0x0, which has a special meaning. + On systems that have PCI, it triggers scanning the + PCI bus for the first and the second port, which + are then probed. On systems without PCI the value + of 0x0 enables probing the two first ports as if it + was 0x3. + ide-pci-generic.all-generic-ide [HW] (E)IDE subsystem Claim all unknown PCI IDE storage controllers. @@ -1587,6 +1599,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. kmemleak= [KNL] Boot-time kmemleak enable/disable Valid arguments: on, off Default: on + Built with CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF=y, + the default is off. kmemcheck= [X86] Boot-time kmemcheck enable/disable/one-shot mode Valid arguments: 0, 1, 2 diff --git a/Documentation/kmemleak.txt b/Documentation/kmemleak.txt index f4f033c8d856..45e777f4e41d 100644 --- a/Documentation/kmemleak.txt +++ b/Documentation/kmemleak.txt @@ -62,6 +62,10 @@ Memory may be allocated or freed before kmemleak is initialised and these actions are stored in an early log buffer. The size of this buffer is configured via the CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE option. +If CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF are enabled, the kmemleak is +disabled by default. Passing "kmemleak=on" on the kernel command +line enables the function. + Basic Algorithm --------------- diff --git a/Documentation/prctl/Makefile b/Documentation/prctl/Makefile index 3e3232dcb2b8..2948b7b124b9 100644 --- a/Documentation/prctl/Makefile +++ b/Documentation/prctl/Makefile @@ -1,5 +1,5 @@ # List of programs to build -hostprogs-y := disable-tsc-ctxt-sw-stress-test disable-tsc-on-off-stress-test disable-tsc-test +hostprogs-$(CONFIG_X86) := disable-tsc-ctxt-sw-stress-test disable-tsc-on-off-stress-test disable-tsc-test # Tell kbuild to always build the programs always := $(hostprogs-y) diff --git a/Documentation/vDSO/Makefile b/Documentation/vDSO/Makefile index 2b99e57207c1..ee075c3d2124 100644 --- a/Documentation/vDSO/Makefile +++ b/Documentation/vDSO/Makefile @@ -10,3 +10,6 @@ always := $(hostprogs-y) HOSTCFLAGS := -I$(objtree)/usr/include -std=gnu99 HOSTCFLAGS_vdso_standalone_test_x86.o := -fno-asynchronous-unwind-tables -fno-stack-protector HOSTLOADLIBES_vdso_standalone_test_x86 := -nostdlib +ifeq ($(CONFIG_X86_32),y) +HOSTLOADLIBES_vdso_standalone_test_x86 += -lgcc_s +endif diff --git a/Documentation/vDSO/vdso_standalone_test_x86.c b/Documentation/vDSO/vdso_standalone_test_x86.c index d46240265c50..93b0ebf8cc38 100644 --- a/Documentation/vDSO/vdso_standalone_test_x86.c +++ b/Documentation/vDSO/vdso_standalone_test_x86.c @@ -63,7 +63,7 @@ static inline void linux_exit(int code) x86_syscall3(__NR_exit, code, 0, 0); } -void to_base10(char *lastdig, uint64_t n) +void to_base10(char *lastdig, time_t n) { while (n) { *lastdig = (n % 10) + '0'; diff --git a/Documentation/vm/hugetlbpage.txt b/Documentation/vm/hugetlbpage.txt index bdd4bb97fff7..b64e0af9cc56 100644 --- a/Documentation/vm/hugetlbpage.txt +++ b/Documentation/vm/hugetlbpage.txt @@ -274,7 +274,7 @@ This command mounts a (pseudo) filesystem of type hugetlbfs on the directory /mnt/huge. Any files created on /mnt/huge uses huge pages. The uid and gid options sets the owner and group of the root of the file system. By default the uid and gid of the current process are taken. The mode option sets the -mode of root of file system to value & 0777. This value is given in octal. +mode of root of file system to value & 01777. This value is given in octal. By default the value 0755 is picked. The size option sets the maximum value of memory (huge pages) allowed for that filesystem (/mnt/huge). The size is rounded down to HPAGE_SIZE. The option nr_inodes sets the maximum number of diff --git a/MAINTAINERS b/MAINTAINERS index dab92a78d1d5..1cfabdd1d23f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4608,7 +4608,7 @@ S: Supported F: drivers/crypto/nx/ IBM Power 842 compression accelerator -M: Nathan Fontenot <nfont@linux.vnet.ibm.com> +M: Dan Streetman <ddstreet@us.ibm.com> S: Supported F: drivers/crypto/nx/nx-842.c F: include/linux/nx842.h diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 713e807621d2..2d2d6087b9b1 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -10,6 +10,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include <linux/compiler.h> #include <linux/sched.h> #include <linux/mm.h> #include <linux/dma-mapping.h> @@ -39,10 +40,19 @@ * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c * (http://gcc.gnu.org/PR8896) and incorrect structure * initialisation in fs/jffs2/erase.c + * GCC 4.8.0-4.8.2: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854 + * miscompiles find_get_entry(), and can result in EXT3 and EXT4 + * filesystem corruption (possibly other FS too). */ +#ifdef __GNUC__ #if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) #error Your compiler is too buggy; it is known to miscompile kernels. -#error Known good compilers: 3.3 +#error Known good compilers: 3.3, 4.x +#endif +#if GCC_VERSION >= 40800 && GCC_VERSION < 40803 +#error Your compiler is too buggy; it is known to miscompile kernels +#error and result in filesystem corruption and oopses. +#endif #endif int main(void) diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 92bba32d9230..9481f85c56e6 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -559,10 +559,10 @@ void __init mem_init(void) #ifdef CONFIG_MODULES " modules : 0x%08lx - 0x%08lx (%4ld MB)\n" #endif - " .text : 0x%p" " - 0x%p" " (%4d kB)\n" - " .init : 0x%p" " - 0x%p" " (%4d kB)\n" - " .data : 0x%p" " - 0x%p" " (%4d kB)\n" - " .bss : 0x%p" " - 0x%p" " (%4d kB)\n", + " .text : 0x%p" " - 0x%p" " (%4td kB)\n" + " .init : 0x%p" " - 0x%p" " (%4td kB)\n" + " .data : 0x%p" " - 0x%p" " (%4td kB)\n" + " .bss : 0x%p" " - 0x%p" " (%4td kB)\n", MLK(UL(CONFIG_VECTORS_BASE), UL(CONFIG_VECTORS_BASE) + (PAGE_SIZE)), diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 623f2971ce0e..766b77d527ac 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -71,7 +71,7 @@ pte_t *huge_pte_offset_and_shift(struct mm_struct *mm, void flush_dcache_icache_hugepage(struct page *page); -#if defined(CONFIG_PPC_MM_SLICES) || defined(CONFIG_PPC_SUBPAGE_PROT) +#if defined(CONFIG_PPC_MM_SLICES) int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, unsigned long len); #else diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h index 7d8a60068805..ce9577d693be 100644 --- a/arch/powerpc/include/asm/systbl.h +++ b/arch/powerpc/include/asm/systbl.h @@ -365,3 +365,4 @@ SYSCALL_SPU(renameat2) SYSCALL_SPU(seccomp) SYSCALL_SPU(getrandom) SYSCALL_SPU(memfd_create) +SYSCALL_SPU(bpf) diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h index 4e9af3fd43e7..e0da021caa00 100644 --- a/arch/powerpc/include/asm/unistd.h +++ b/arch/powerpc/include/asm/unistd.h @@ -12,7 +12,7 @@ #include <uapi/asm/unistd.h> -#define __NR_syscalls 361 +#define __NR_syscalls 362 #define __NR__exit __NR_exit #define NR_syscalls __NR_syscalls diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h index 0688fc06e183..f55351f2e66e 100644 --- a/arch/powerpc/include/uapi/asm/unistd.h +++ b/arch/powerpc/include/uapi/asm/unistd.h @@ -383,5 +383,6 @@ #define __NR_seccomp 358 #define __NR_getrandom 359 #define __NR_memfd_create 360 +#define __NR_bpf 361 #endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */ diff --git a/arch/powerpc/mm/copro_fault.c b/arch/powerpc/mm/copro_fault.c index 0f9939e693df..5a236f082c78 100644 --- a/arch/powerpc/mm/copro_fault.c +++ b/arch/powerpc/mm/copro_fault.c @@ -99,8 +99,6 @@ int copro_calculate_slb(struct mm_struct *mm, u64 ea, struct copro_slb *slb) u64 vsid; int psize, ssize; - slb->esid = (ea & ESID_MASK) | SLB_ESID_V; - switch (REGION_ID(ea)) { case USER_REGION_ID: pr_devel("%s: 0x%llx -- USER_REGION_ID\n", __func__, ea); @@ -133,6 +131,7 @@ int copro_calculate_slb(struct mm_struct *mm, u64 ea, struct copro_slb *slb) vsid |= mmu_psize_defs[psize].sllp | ((ssize == MMU_SEGSIZE_1T) ? SLB_VSID_B_1T : 0); + slb->esid = (ea & (ssize == MMU_SEGSIZE_1T ? ESID_MASK_1T : ESID_MASK)) | SLB_ESID_V; slb->vsid = vsid; return 0; diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index e5236c24dc07..b9d1dfdbe5bb 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1509,11 +1509,14 @@ static int update_cpu_topology(void *data) cpu = smp_processor_id(); for (update = data; update; update = update->next) { + int new_nid = update->new_nid; if (cpu != update->cpu) continue; - unmap_cpu_from_node(update->cpu); - map_cpu_to_node(update->cpu, update->new_nid); + unmap_cpu_from_node(cpu); + map_cpu_to_node(cpu, new_nid); + set_cpu_numa_node(cpu, new_nid); + set_cpu_numa_mem(cpu, local_memory_node(new_nid)); vdso_getcpu_init(); } diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index 8d7bda94d196..ded0ea1afde4 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -682,6 +682,7 @@ void slice_set_range_psize(struct mm_struct *mm, unsigned long start, slice_convert(mm, mask, psize); } +#ifdef CONFIG_HUGETLB_PAGE /* * is_hugepage_only_range() is used by generic code to verify whether * a normal mmap mapping (non hugetlbfs) is valid on a given area. @@ -726,4 +727,4 @@ int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, #endif return !slice_check_fit(mask, available); } - +#endif diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c index dd2c285ad170..ad4b31df779a 100644 --- a/arch/powerpc/platforms/powernv/opal-lpc.c +++ b/arch/powerpc/platforms/powernv/opal-lpc.c @@ -191,7 +191,6 @@ static ssize_t lpc_debug_read(struct file *filp, char __user *ubuf, { struct lpc_debugfs_entry *lpc = filp->private_data; u32 data, pos, len, todo; - __be32 bedata; int rc; if (!access_ok(VERIFY_WRITE, ubuf, count)) @@ -214,10 +213,9 @@ static ssize_t lpc_debug_read(struct file *filp, char __user *ubuf, len = 2; } rc = opal_lpc_read(opal_lpc_chip_id, lpc->lpc_type, pos, - &bedata, len); + &data, len); if (rc) return -ENXIO; - data = be32_to_cpu(bedata); switch(len) { case 4: rc = __put_user((u32)data, (u32 __user *)ubuf); diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S index e9e2450c1fdd..feb549aa3eea 100644 --- a/arch/powerpc/platforms/powernv/opal-wrappers.S +++ b/arch/powerpc/platforms/powernv/opal-wrappers.S @@ -58,7 +58,7 @@ END_FTR_SECTION(0, 1); \ */ #define OPAL_CALL(name, token) \ - _GLOBAL(name); \ + _GLOBAL_TOC(name); \ mflr r0; \ std r0,16(r1); \ li r0,token; \ diff --git a/arch/sh/kernel/cpu/sh3/setup-sh770x.c b/arch/sh/kernel/cpu/sh3/setup-sh770x.c index 9139d14b9c53..538c10db3537 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh770x.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh770x.c @@ -118,7 +118,7 @@ static struct plat_sci_port scif0_platform_data = { }; static struct resource scif0_resources[] = { - DEFINE_RES_MEM(0xfffffe80, 0x100), + DEFINE_RES_MEM(0xfffffe80, 0x10), DEFINE_RES_IRQ(evt2irq(0x4e0)), }; @@ -143,7 +143,7 @@ static struct plat_sci_port scif1_platform_data = { }; static struct resource scif1_resources[] = { - DEFINE_RES_MEM(0xa4000150, 0x100), + DEFINE_RES_MEM(0xa4000150, 0x10), DEFINE_RES_IRQ(evt2irq(0x900)), }; @@ -169,7 +169,7 @@ static struct plat_sci_port scif2_platform_data = { }; static struct resource scif2_resources[] = { - DEFINE_RES_MEM(0xa4000140, 0x100), + DEFINE_RES_MEM(0xa4000140, 0x10), DEFINE_RES_IRQ(evt2irq(0x880)), }; diff --git a/block/blk-merge.c b/block/blk-merge.c index ba99351c0f58..b3ac40aef46b 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -99,16 +99,17 @@ void blk_recount_segments(struct request_queue *q, struct bio *bio) { bool no_sg_merge = !!test_bit(QUEUE_FLAG_NO_SG_MERGE, &q->queue_flags); + bool merge_not_need = bio->bi_vcnt < queue_max_segments(q); if (no_sg_merge && !bio_flagged(bio, BIO_CLONED) && - bio->bi_vcnt < queue_max_segments(q)) + merge_not_need) bio->bi_phys_segments = bio->bi_vcnt; else { struct bio *nxt = bio->bi_next; bio->bi_next = NULL; bio->bi_phys_segments = __blk_recalc_rq_segments(q, bio, - no_sg_merge); + no_sg_merge && merge_not_need); bio->bi_next = nxt; } diff --git a/block/elevator.c b/block/elevator.c index 24c28b659bb3..afa3b037a17c 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -229,7 +229,9 @@ int elevator_init(struct request_queue *q, char *name) } err = e->ops.elevator_init_fn(q, e); - return 0; + if (err) + elevator_put(e); + return err; } EXPORT_SYMBOL(elevator_init); diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index abb2e65b24cc..1e053d911240 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -508,7 +508,7 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode, if (bytes && blk_rq_map_kern(q, rq, buffer, bytes, __GFP_WAIT)) { err = DRIVER_ERROR << 24; - goto out; + goto error; } memset(sense, 0, sizeof(sense)); @@ -517,7 +517,6 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode, blk_execute_rq(q, disk, rq, 0); -out: err = rq->errors & 0xff; /* only 8 bit SCSI status */ if (err) { if (rq->sense_len && rq->sense) { diff --git a/drivers/base/dma-contiguous.c b/drivers/base/dma-contiguous.c index 473ff4892401..950fff9ce453 100644 --- a/drivers/base/dma-contiguous.c +++ b/drivers/base/dma-contiguous.c @@ -223,9 +223,10 @@ bool dma_release_from_contiguous(struct device *dev, struct page *pages, #undef pr_fmt #define pr_fmt(fmt) fmt -static void rmem_cma_device_init(struct reserved_mem *rmem, struct device *dev) +static int rmem_cma_device_init(struct reserved_mem *rmem, struct device *dev) { dev_set_cma_area(dev, rmem->priv); + return 0; } static void rmem_cma_device_release(struct reserved_mem *rmem, diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c index 2671a3f02f0c..8001e812018b 100644 --- a/drivers/block/null_blk.c +++ b/drivers/block/null_blk.c @@ -450,14 +450,10 @@ static int init_driver_queues(struct nullb *nullb) ret = setup_commands(nq); if (ret) - goto err_queue; + return ret; nullb->nr_queues++; } - return 0; -err_queue: - cleanup_queues(nullb); - return ret; } static int null_add_dev(void) @@ -507,7 +503,9 @@ static int null_add_dev(void) goto out_cleanup_queues; } blk_queue_make_request(nullb->q, null_queue_bio); - init_driver_queues(nullb); + rv = init_driver_queues(nullb); + if (rv) + goto out_cleanup_blk_queue; } else { nullb->q = blk_init_queue_node(null_request_fn, &nullb->lock, home_node); if (!nullb->q) { @@ -516,7 +514,9 @@ static int null_add_dev(void) } blk_queue_prep_rq(nullb->q, null_rq_prep_fn); blk_queue_softirq_done(nullb->q, null_softirq_done_fn); - init_driver_queues(nullb); + rv = init_driver_queues(nullb); + if (rv) + goto out_cleanup_blk_queue; } nullb->q->queuedata = nullb; diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 0e63e8aa8279..2ad0b5bce44b 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -99,11 +99,12 @@ static ssize_t mem_used_total_show(struct device *dev, { u64 val = 0; struct zram *zram = dev_to_zram(dev); - struct zram_meta *meta = zram->meta; down_read(&zram->init_lock); - if (init_done(zram)) + if (init_done(zram)) { + struct zram_meta *meta = zram->meta; val = zs_get_total_pages(meta->mem_pool); + } up_read(&zram->init_lock); return scnprintf(buf, PAGE_SIZE, "%llu\n", val << PAGE_SHIFT); @@ -173,16 +174,17 @@ static ssize_t mem_used_max_store(struct device *dev, int err; unsigned long val; struct zram *zram = dev_to_zram(dev); - struct zram_meta *meta = zram->meta; err = kstrtoul(buf, 10, &val); if (err || val != 0) return -EINVAL; down_read(&zram->init_lock); - if (init_done(zram)) + if (init_done(zram)) { + struct zram_meta *meta = zram->meta; atomic_long_set(&zram->stats.max_used_pages, zs_get_total_pages(meta->mem_pool)); + } up_read(&zram->init_lock); return len; diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index 2133f9d59d06..43005d4d3348 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -660,11 +660,11 @@ static bool __init arch_timer_probed(int type, const struct of_device_id *matches) { struct device_node *dn; - bool probed = false; + bool probed = true; dn = of_find_matching_node(NULL, matches); - if (dn && of_device_is_available(dn) && (arch_timers_present & type)) - probed = true; + if (dn && of_device_is_available(dn) && !(arch_timers_present & type)) + probed = false; of_node_put(dn); return probed; diff --git a/drivers/edac/cpc925_edac.c b/drivers/edac/cpc925_edac.c index df6575f1430d..682288ced4ac 100644 --- a/drivers/edac/cpc925_edac.c +++ b/drivers/edac/cpc925_edac.c @@ -562,7 +562,7 @@ static void cpc925_mc_check(struct mem_ctl_info *mci) if (apiexcp & UECC_EXCP_DETECTED) { cpc925_mc_printk(mci, KERN_INFO, "DRAM UECC Fault\n"); - edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, + edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, pfn, offset, 0, csrow, -1, -1, mci->ctl_name, ""); diff --git a/drivers/edac/e7xxx_edac.c b/drivers/edac/e7xxx_edac.c index 3cda79bc8b00..ece3aef16bb1 100644 --- a/drivers/edac/e7xxx_edac.c +++ b/drivers/edac/e7xxx_edac.c @@ -226,7 +226,7 @@ static void process_ce(struct mem_ctl_info *mci, struct e7xxx_error_info *info) static void process_ce_no_info(struct mem_ctl_info *mci) { edac_dbg(3, "\n"); - edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, 0, 0, 0, -1, -1, -1, + edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, 0, 0, 0, -1, -1, -1, "e7xxx CE log register overflow", ""); } diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c index 022a70273ada..aa98b136f5d0 100644 --- a/drivers/edac/i3200_edac.c +++ b/drivers/edac/i3200_edac.c @@ -242,11 +242,11 @@ static void i3200_process_error_info(struct mem_ctl_info *mci, -1, -1, "i3000 UE", ""); } else if (log & I3200_ECCERRLOG_CE) { - edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, + edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, 0, 0, eccerrlog_syndrome(log), eccerrlog_row(channel, log), -1, -1, - "i3000 UE", ""); + "i3000 CE", ""); } } } diff --git a/drivers/edac/i82860_edac.c b/drivers/edac/i82860_edac.c index 3382f6344e42..4382343a7c60 100644 --- a/drivers/edac/i82860_edac.c +++ b/drivers/edac/i82860_edac.c @@ -124,7 +124,7 @@ static int i82860_process_error_info(struct mem_ctl_info *mci, dimm->location[0], dimm->location[1], -1, "i82860 UE", ""); else - edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 1, + edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, 1, info->eap, 0, info->derrsyn, dimm->location[0], dimm->location[1], -1, "i82860 CE", ""); diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c index 84c3cb15ccdd..8bf61d295ffd 100644 --- a/drivers/hid/hid-debug.c +++ b/drivers/hid/hid-debug.c @@ -946,6 +946,12 @@ static const char *keys[KEY_MAX + 1] = { [KEY_BRIGHTNESS_MIN] = "BrightnessMin", [KEY_BRIGHTNESS_MAX] = "BrightnessMax", [KEY_BRIGHTNESS_AUTO] = "BrightnessAuto", + [KEY_KBDINPUTASSIST_PREV] = "KbdInputAssistPrev", + [KEY_KBDINPUTASSIST_NEXT] = "KbdInputAssistNext", + [KEY_KBDINPUTASSIST_PREVGROUP] = "KbdInputAssistPrevGroup", + [KEY_KBDINPUTASSIST_NEXTGROUP] = "KbdInputAssistNextGroup", + [KEY_KBDINPUTASSIST_ACCEPT] = "KbdInputAssistAccept", + [KEY_KBDINPUTASSIST_CANCEL] = "KbdInputAssistCancel", }; static const char *relatives[REL_MAX + 1] = { diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index cd9c9e96cf0e..e23ab8b30626 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -298,6 +298,8 @@ #define USB_VENDOR_ID_ELAN 0x04f3 #define USB_DEVICE_ID_ELAN_TOUCHSCREEN 0x0089 +#define USB_DEVICE_ID_ELAN_TOUCHSCREEN_009B 0x009b +#define USB_DEVICE_ID_ELAN_TOUCHSCREEN_016F 0x016f #define USB_VENDOR_ID_ELECOM 0x056e #define USB_DEVICE_ID_ELECOM_BM084 0x0061 diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 2df7fddbd119..725f22ca47fc 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -695,7 +695,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel break; case 0x5b: /* TransducerSerialNumber */ - set_bit(MSC_SERIAL, input->mscbit); + usage->type = EV_MSC; + usage->code = MSC_SERIAL; + bit = input->mscbit; + max = MSC_MAX; break; default: goto unknown; @@ -862,6 +865,13 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; case 0x28c: map_key_clear(KEY_SEND); break; + case 0x2c7: map_key_clear(KEY_KBDINPUTASSIST_PREV); break; + case 0x2c8: map_key_clear(KEY_KBDINPUTASSIST_NEXT); break; + case 0x2c9: map_key_clear(KEY_KBDINPUTASSIST_PREVGROUP); break; + case 0x2ca: map_key_clear(KEY_KBDINPUTASSIST_NEXTGROUP); break; + case 0x2cb: map_key_clear(KEY_KBDINPUTASSIST_ACCEPT); break; + case 0x2cc: map_key_clear(KEY_KBDINPUTASSIST_CANCEL); break; + default: goto ignore; } break; diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index f3cb5b0a4345..5014bb567b29 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -71,6 +71,8 @@ static const struct hid_blacklist { { USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_AXIS_295, HID_QUIRK_NOGET }, { USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC, HID_QUIRK_NOGET }, { USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ELAN_TOUCHSCREEN, HID_QUIRK_ALWAYS_POLL }, + { USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ELAN_TOUCHSCREEN_009B, HID_QUIRK_ALWAYS_POLL }, + { USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ELAN_TOUCHSCREEN_016F, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2700, HID_QUIRK_NOGET }, { USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET }, diff --git a/drivers/media/common/saa7146/saa7146_core.c b/drivers/media/common/saa7146/saa7146_core.c index 97afee672d07..4418119cf707 100644 --- a/drivers/media/common/saa7146/saa7146_core.c +++ b/drivers/media/common/saa7146/saa7146_core.c @@ -364,6 +364,9 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent goto out; } + /* create a nice device name */ + sprintf(dev->name, "saa7146 (%d)", saa7146_num); + DEB_EE("pci:%p\n", pci); err = pci_enable_device(pci); @@ -438,9 +441,6 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent /* the rest + print status message */ - /* create a nice device name */ - sprintf(dev->name, "saa7146 (%d)", saa7146_num); - pr_info("found saa7146 @ mem %p (revision %d, irq %d) (0x%04x,0x%04x)\n", dev->mem, dev->revision, pci->irq, pci->subsystem_vendor, pci->subsystem_device); diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c index 13734b8c7917..4cb90317ff45 100644 --- a/drivers/media/pci/cx23885/cx23885-dvb.c +++ b/drivers/media/pci/cx23885/cx23885-dvb.c @@ -1600,6 +1600,7 @@ static int dvb_register(struct cx23885_tsport *port) break; /* attach tuner */ + memset(&m88ts2022_config, 0, sizeof(m88ts2022_config)); m88ts2022_config.fe = fe0->dvb.frontend; m88ts2022_config.clock = 27000000; memset(&info, 0, sizeof(struct i2c_board_info)); @@ -1635,6 +1636,7 @@ static int dvb_register(struct cx23885_tsport *port) /* port c - terrestrial/cable */ case 2: /* attach frontend */ + memset(&si2168_config, 0, sizeof(si2168_config)); si2168_config.i2c_adapter = &adapter; si2168_config.fe = &fe0->dvb.frontend; si2168_config.ts_mode = SI2168_TS_SERIAL; @@ -1654,6 +1656,7 @@ static int dvb_register(struct cx23885_tsport *port) port->i2c_client_demod = client_demod; /* attach tuner */ + memset(&si2157_config, 0, sizeof(si2157_config)); si2157_config.fe = fe0->dvb.frontend; memset(&info, 0, sizeof(struct i2c_board_info)); strlcpy(info.type, "si2157", I2C_NAME_SIZE); diff --git a/drivers/media/pci/tw68/Kconfig b/drivers/media/pci/tw68/Kconfig index 5425ba1e320d..95d5d5202048 100644 --- a/drivers/media/pci/tw68/Kconfig +++ b/drivers/media/pci/tw68/Kconfig @@ -1,7 +1,6 @@ config VIDEO_TW68 tristate "Techwell tw68x Video For Linux" depends on VIDEO_DEV && PCI && VIDEO_V4L2 - select I2C_ALGOBIT select VIDEOBUF2_DMA_SG ---help--- Support for Techwell tw68xx based frame grabber boards. diff --git a/drivers/media/pci/tw68/tw68-core.c b/drivers/media/pci/tw68/tw68-core.c index a6fb48cf7aae..63f0b64057cb 100644 --- a/drivers/media/pci/tw68/tw68-core.c +++ b/drivers/media/pci/tw68/tw68-core.c @@ -306,7 +306,7 @@ static int tw68_initdev(struct pci_dev *pci_dev, /* get irq */ err = devm_request_irq(&pci_dev->dev, pci_dev->irq, tw68_irq, - IRQF_SHARED | IRQF_DISABLED, dev->name, dev); + IRQF_SHARED, dev->name, dev); if (err < 0) { pr_err("%s: can't get IRQ %d\n", dev->name, pci_dev->irq); diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index bee9074ebc13..3aac88f1d54a 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -166,7 +166,7 @@ config VIDEO_MEM2MEM_DEINTERLACE config VIDEO_SAMSUNG_S5P_G2D tristate "Samsung S5P and EXYNOS4 G2D 2d graphics accelerator driver" depends on VIDEO_DEV && VIDEO_V4L2 - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV @@ -178,7 +178,7 @@ config VIDEO_SAMSUNG_S5P_G2D config VIDEO_SAMSUNG_S5P_JPEG tristate "Samsung S5P/Exynos3250/Exynos4 JPEG codec driver" depends on VIDEO_DEV && VIDEO_V4L2 - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV @@ -189,7 +189,7 @@ config VIDEO_SAMSUNG_S5P_JPEG config VIDEO_SAMSUNG_S5P_MFC tristate "Samsung S5P MFC Video Codec" depends on VIDEO_DEV && VIDEO_V4L2 - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG default n diff --git a/drivers/media/platform/exynos4-is/Kconfig b/drivers/media/platform/exynos4-is/Kconfig index 77c951237744..b7b2e472240a 100644 --- a/drivers/media/platform/exynos4-is/Kconfig +++ b/drivers/media/platform/exynos4-is/Kconfig @@ -2,7 +2,7 @@ config VIDEO_SAMSUNG_EXYNOS4_IS bool "Samsung S5P/EXYNOS4 SoC series Camera Subsystem driver" depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API - depends on (PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST) + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on OF && COMMON_CLK help Say Y here to enable camera host interface devices for diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-core.c index b70fd996d794..aee92d908e49 100644 --- a/drivers/media/platform/exynos4-is/fimc-core.c +++ b/drivers/media/platform/exynos4-is/fimc-core.c @@ -832,6 +832,7 @@ err: return -ENXIO; } +#if defined(CONFIG_PM_RUNTIME) || defined(CONFIG_PM_SLEEP) static int fimc_m2m_suspend(struct fimc_dev *fimc) { unsigned long flags; @@ -870,6 +871,7 @@ static int fimc_m2m_resume(struct fimc_dev *fimc) return 0; } +#endif /* CONFIG_PM_RUNTIME || CONFIG_PM_SLEEP */ static const struct of_device_id fimc_of_match[]; diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index e525a7c8d885..6fcc7f072ace 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -893,7 +893,7 @@ static bool s5p_jpeg_parse_hdr(struct s5p_jpeg_q_data *result, unsigned long buffer, unsigned long size, struct s5p_jpeg_ctx *ctx) { - int c, components, notfound; + int c, components = 0, notfound; unsigned int height, width, word, subsampling = 0; long length; struct s5p_jpeg_buffer jpeg_buffer; @@ -2632,6 +2632,7 @@ static int s5p_jpeg_remove(struct platform_device *pdev) return 0; } +#if defined(CONFIG_PM_RUNTIME) || defined(CONFIG_PM_SLEEP) static int s5p_jpeg_runtime_suspend(struct device *dev) { struct s5p_jpeg *jpeg = dev_get_drvdata(dev); @@ -2681,7 +2682,9 @@ static int s5p_jpeg_runtime_resume(struct device *dev) return 0; } +#endif /* CONFIG_PM_RUNTIME || CONFIG_PM_SLEEP */ +#ifdef CONFIG_PM_SLEEP static int s5p_jpeg_suspend(struct device *dev) { if (pm_runtime_suspended(dev)) @@ -2697,6 +2700,7 @@ static int s5p_jpeg_resume(struct device *dev) return s5p_jpeg_runtime_resume(dev); } +#endif static const struct dev_pm_ops s5p_jpeg_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(s5p_jpeg_suspend, s5p_jpeg_resume) diff --git a/drivers/media/platform/s5p-tv/Kconfig b/drivers/media/platform/s5p-tv/Kconfig index a9d56f8936b4..beb180e71ba0 100644 --- a/drivers/media/platform/s5p-tv/Kconfig +++ b/drivers/media/platform/s5p-tv/Kconfig @@ -9,7 +9,7 @@ config VIDEO_SAMSUNG_S5P_TV bool "Samsung TV driver for S5P platform" depends on PM_RUNTIME - depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST default n ---help--- Say Y here to enable selecting the TV output devices for diff --git a/drivers/media/platform/vivid/Kconfig b/drivers/media/platform/vivid/Kconfig index d71139a2ae00..c3090932f06d 100644 --- a/drivers/media/platform/vivid/Kconfig +++ b/drivers/media/platform/vivid/Kconfig @@ -1,8 +1,11 @@ config VIDEO_VIVID tristate "Virtual Video Test Driver" - depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64 + depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64 && FB select FONT_SUPPORT select FONT_8x16 + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT select VIDEOBUF2_VMALLOC default n ---help--- diff --git a/drivers/media/platform/vivid/vivid-tpg.c b/drivers/media/platform/vivid/vivid-tpg.c index 0c6fa53fa646..cbcd6250e7b2 100644 --- a/drivers/media/platform/vivid/vivid-tpg.c +++ b/drivers/media/platform/vivid/vivid-tpg.c @@ -136,7 +136,7 @@ int tpg_alloc(struct tpg_data *tpg, unsigned max_w) tpg->black_line[plane] = vzalloc(max_w * pixelsz); if (!tpg->black_line[plane]) return -ENOMEM; - tpg->random_line[plane] = vzalloc(max_w * pixelsz); + tpg->random_line[plane] = vzalloc(max_w * 2 * pixelsz); if (!tpg->random_line[plane]) return -ENOMEM; } diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c index 6f28f6e02ea5..704397f3c106 100644 --- a/drivers/media/radio/wl128x/fmdrv_common.c +++ b/drivers/media/radio/wl128x/fmdrv_common.c @@ -1256,7 +1256,7 @@ static int fm_download_firmware(struct fmdev *fmdev, const u8 *fw_name) fmerr("Unable to read firmware(%s) content\n", fw_name); return ret; } - fmdbg("Firmware(%s) length : %d bytes\n", fw_name, fw_entry->size); + fmdbg("Firmware(%s) length : %zu bytes\n", fw_name, fw_entry->size); fw_data = (void *)fw_entry->data; fw_len = fw_entry->size; diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c index e44c8aba6074..803a0e63d47e 100644 --- a/drivers/media/tuners/xc5000.c +++ b/drivers/media/tuners/xc5000.c @@ -1333,9 +1333,9 @@ static int xc5000_release(struct dvb_frontend *fe) if (priv) { cancel_delayed_work(&priv->timer_sleep); - hybrid_tuner_release_state(priv); if (priv->firmware) release_firmware(priv->firmware); + hybrid_tuner_release_state(priv); } mutex_unlock(&xc5000_list_mutex); diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index 00758c83eec7..1896ab218b11 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -193,8 +193,8 @@ static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val, return af9035_wr_regs(d, reg, &val, 1); } -static int af9035_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, - void *platform_data, struct i2c_adapter *adapter) +static int af9035_add_i2c_dev(struct dvb_usb_device *d, const char *type, + u8 addr, void *platform_data, struct i2c_adapter *adapter) { int ret, num; struct state *state = d_to_priv(d); @@ -221,7 +221,7 @@ static int af9035_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, goto err; } - request_module(board_info.type); + request_module("%s", board_info.type); /* register I2C device */ client = i2c_new_device(adapter, &board_info); diff --git a/drivers/media/usb/dvb-usb-v2/anysee.c b/drivers/media/usb/dvb-usb-v2/anysee.c index d3c5f230e97a..ae917c042a52 100644 --- a/drivers/media/usb/dvb-usb-v2/anysee.c +++ b/drivers/media/usb/dvb-usb-v2/anysee.c @@ -630,8 +630,8 @@ error: return ret; } -static int anysee_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, - void *platform_data) +static int anysee_add_i2c_dev(struct dvb_usb_device *d, const char *type, + u8 addr, void *platform_data) { int ret, num; struct anysee_state *state = d_to_priv(d); @@ -659,7 +659,7 @@ static int anysee_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr, goto err; } - request_module(board_info.type); + request_module("%s", board_info.type); /* register I2C device */ client = i2c_new_device(adapter, &board_info); diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index b5e52fe7957a..901cf2b952d7 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -504,7 +504,7 @@ EXPORT_SYMBOL_GPL(em28xx_audio_analog_set); int em28xx_audio_setup(struct em28xx *dev) { int vid1, vid2, feat, cfg; - u32 vid; + u32 vid = 0; u8 i2s_samplerates; if (dev->chip_id == CHIP_ID_EM2870 || diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c index 581f6dad4ca9..23f8f6afa2e0 100644 --- a/drivers/media/usb/em28xx/em28xx-input.c +++ b/drivers/media/usb/em28xx/em28xx-input.c @@ -712,8 +712,10 @@ static int em28xx_ir_init(struct em28xx *dev) em28xx_info("Registering input extension\n"); ir = kzalloc(sizeof(*ir), GFP_KERNEL); + if (!ir) + return -ENOMEM; rc = rc_allocate_device(); - if (!ir || !rc) + if (!rc) goto error; /* record handles to ourself */ diff --git a/drivers/media/usb/hackrf/hackrf.c b/drivers/media/usb/hackrf/hackrf.c index 328b5ba47a0a..fd1fa412e094 100644 --- a/drivers/media/usb/hackrf/hackrf.c +++ b/drivers/media/usb/hackrf/hackrf.c @@ -932,7 +932,7 @@ static int hackrf_set_bandwidth(struct hackrf_dev *dev) dev->bandwidth->val = bandwidth; dev->bandwidth->cur.val = bandwidth; - dev_dbg(dev->dev, "bandwidth selected=%d\n", bandwidth_lut[i].freq); + dev_dbg(dev->dev, "bandwidth selected=%d\n", bandwidth); u16tmp = 0; u16tmp |= ((bandwidth >> 0) & 0xff) << 0; diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c index 68bc9615660e..9bfa041e3316 100644 --- a/drivers/media/usb/usbvision/usbvision-video.c +++ b/drivers/media/usb/usbvision/usbvision-video.c @@ -446,6 +446,7 @@ static int usbvision_v4l2_close(struct file *file) if (usbvision->remove_pending) { printk(KERN_INFO "%s: Final disconnect\n", __func__); usbvision_release(usbvision); + return 0; } mutex_unlock(&usbvision->v4l2_lock); @@ -1221,6 +1222,7 @@ static int usbvision_radio_close(struct file *file) if (usbvision->remove_pending) { printk(KERN_INFO "%s: Final disconnect\n", __func__); usbvision_release(usbvision); + return err_code; } mutex_unlock(&usbvision->v4l2_lock); diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c index 60a8e2c3631e..378ae02e593b 100644 --- a/drivers/media/usb/uvc/uvc_v4l2.c +++ b/drivers/media/usb/uvc/uvc_v4l2.c @@ -318,7 +318,6 @@ static int uvc_v4l2_set_format(struct uvc_streaming *stream, stream->ctrl = probe; stream->cur_format = format; stream->cur_frame = frame; - stream->frame_size = fmt->fmt.pix.sizeimage; done: mutex_unlock(&stream->mutex); diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index 9ace520bb079..df81b9c4faf1 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -1143,7 +1143,7 @@ static int uvc_video_encode_data(struct uvc_streaming *stream, static void uvc_video_validate_buffer(const struct uvc_streaming *stream, struct uvc_buffer *buf) { - if (stream->frame_size != buf->bytesused && + if (stream->ctrl.dwMaxVideoFrameSize != buf->bytesused && !(stream->cur_format->flags & UVC_FMT_FLAG_COMPRESSED)) buf->error = 1; } diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index 6f676c29ec09..864ada740360 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -457,7 +457,6 @@ struct uvc_streaming { struct uvc_format *def_format; struct uvc_format *cur_format; struct uvc_frame *cur_frame; - size_t frame_size; /* Protect access to ctrl, cur_format, cur_frame and hardware video * probe control. diff --git a/drivers/media/v4l2-core/videobuf-dma-contig.c b/drivers/media/v4l2-core/videobuf-dma-contig.c index bf80f0f7dfb8..e02353e340dd 100644 --- a/drivers/media/v4l2-core/videobuf-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf-dma-contig.c @@ -305,6 +305,15 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, /* Try to remap memory */ size = vma->vm_end - vma->vm_start; vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + + /* the "vm_pgoff" is just used in v4l2 to find the + * corresponding buffer data structure which is allocated + * earlier and it does not mean the offset from the physical + * buffer start address as usual. So set it to 0 to pass + * the sanity check in vm_iomap_memory(). + */ + vma->vm_pgoff = 0; + retval = vm_iomap_memory(vma, mem->dma_handle, size); if (retval) { dev_err(q->dev, "mmap: remap failed with error %d. ", diff --git a/drivers/misc/cxl/fault.c b/drivers/misc/cxl/fault.c index 69506ebd4d07..c99e896604ee 100644 --- a/drivers/misc/cxl/fault.c +++ b/drivers/misc/cxl/fault.c @@ -21,60 +21,64 @@ #include "cxl.h" -static struct cxl_sste* find_free_sste(struct cxl_sste *primary_group, - bool sec_hash, - struct cxl_sste *secondary_group, - unsigned int *lru) +static bool sste_matches(struct cxl_sste *sste, struct copro_slb *slb) { - unsigned int i, entry; - struct cxl_sste *sste, *group = primary_group; - - for (i = 0; i < 2; i++) { - for (entry = 0; entry < 8; entry++) { - sste = group + entry; - if (!(be64_to_cpu(sste->esid_data) & SLB_ESID_V)) - return sste; - } - if (!sec_hash) - break; - group = secondary_group; + return ((sste->vsid_data == cpu_to_be64(slb->vsid)) && + (sste->esid_data == cpu_to_be64(slb->esid))); +} + +/* + * This finds a free SSTE for the given SLB, or returns NULL if it's already in + * the segment table. + */ +static struct cxl_sste* find_free_sste(struct cxl_context *ctx, + struct copro_slb *slb) +{ + struct cxl_sste *primary, *sste, *ret = NULL; + unsigned int mask = (ctx->sst_size >> 7) - 1; /* SSTP0[SegTableSize] */ + unsigned int entry; + unsigned int hash; + + if (slb->vsid & SLB_VSID_B_1T) + hash = (slb->esid >> SID_SHIFT_1T) & mask; + else /* 256M */ + hash = (slb->esid >> SID_SHIFT) & mask; + + primary = ctx->sstp + (hash << 3); + + for (entry = 0, sste = primary; entry < 8; entry++, sste++) { + if (!ret && !(be64_to_cpu(sste->esid_data) & SLB_ESID_V)) + ret = sste; + if (sste_matches(sste, slb)) + return NULL; } + if (ret) + return ret; + /* Nothing free, select an entry to cast out */ - if (sec_hash && (*lru & 0x8)) - sste = secondary_group + (*lru & 0x7); - else - sste = primary_group + (*lru & 0x7); - *lru = (*lru + 1) & 0xf; + ret = primary + ctx->sst_lru; + ctx->sst_lru = (ctx->sst_lru + 1) & 0x7; - return sste; + return ret; } static void cxl_load_segment(struct cxl_context *ctx, struct copro_slb *slb) { /* mask is the group index, we search primary and secondary here. */ - unsigned int mask = (ctx->sst_size >> 7)-1; /* SSTP0[SegTableSize] */ - bool sec_hash = 1; struct cxl_sste *sste; - unsigned int hash; unsigned long flags; - - sec_hash = !!(cxl_p1n_read(ctx->afu, CXL_PSL_SR_An) & CXL_PSL_SR_An_SC); - - if (slb->vsid & SLB_VSID_B_1T) - hash = (slb->esid >> SID_SHIFT_1T) & mask; - else /* 256M */ - hash = (slb->esid >> SID_SHIFT) & mask; - spin_lock_irqsave(&ctx->sste_lock, flags); - sste = find_free_sste(ctx->sstp + (hash << 3), sec_hash, - ctx->sstp + ((~hash & mask) << 3), &ctx->sst_lru); + sste = find_free_sste(ctx, slb); + if (!sste) + goto out_unlock; pr_devel("CXL Populating SST[%li]: %#llx %#llx\n", sste - ctx->sstp, slb->vsid, slb->esid); sste->vsid_data = cpu_to_be64(slb->vsid); sste->esid_data = cpu_to_be64(slb->esid); +out_unlock: spin_unlock_irqrestore(&ctx->sste_lock, flags); } diff --git a/drivers/misc/cxl/native.c b/drivers/misc/cxl/native.c index 623286a77114..d47532e8f4f1 100644 --- a/drivers/misc/cxl/native.c +++ b/drivers/misc/cxl/native.c @@ -417,7 +417,7 @@ static int attach_afu_directed(struct cxl_context *ctx, u64 wed, u64 amr) ctx->elem->haurp = 0; /* disable */ ctx->elem->sdr = cpu_to_be64(mfspr(SPRN_SDR1)); - sr = CXL_PSL_SR_An_SC; + sr = 0; if (ctx->master) sr |= CXL_PSL_SR_An_MP; if (mfspr(SPRN_LPCR) & LPCR_TC) @@ -508,7 +508,7 @@ static int attach_dedicated(struct cxl_context *ctx, u64 wed, u64 amr) u64 sr; int rc; - sr = CXL_PSL_SR_An_SC; + sr = 0; set_endian(sr); if (ctx->master) sr |= CXL_PSL_SR_An_MP; diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index 59fb12e84e6b..dc566b38645f 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -243,23 +243,27 @@ static inline struct reserved_mem *__find_rmem(struct device_node *node) * This function assign memory region pointed by "memory-region" device tree * property to the given device. */ -void of_reserved_mem_device_init(struct device *dev) +int of_reserved_mem_device_init(struct device *dev) { struct reserved_mem *rmem; struct device_node *np; + int ret; np = of_parse_phandle(dev->of_node, "memory-region", 0); if (!np) - return; + return -ENODEV; rmem = __find_rmem(np); of_node_put(np); if (!rmem || !rmem->ops || !rmem->ops->device_init) - return; + return -EINVAL; + + ret = rmem->ops->device_init(rmem, dev); + if (ret == 0) + dev_info(dev, "assigned reserved memory node %s\n", rmem->name); - rmem->ops->device_init(rmem, dev); - dev_info(dev, "assigned reserved memory node %s\n", rmem->name); + return ret; } /** diff --git a/drivers/regulator/rk808-regulator.c b/drivers/regulator/rk808-regulator.c index e305416d7697..196a5c8838c4 100644 --- a/drivers/regulator/rk808-regulator.c +++ b/drivers/regulator/rk808-regulator.c @@ -44,7 +44,7 @@ static const int rk808_buck_config_regs[] = { }; static const struct regulator_linear_range rk808_buck_voltage_ranges[] = { - REGULATOR_LINEAR_RANGE(700000, 0, 63, 12500), + REGULATOR_LINEAR_RANGE(712500, 0, 63, 12500), }; static const struct regulator_linear_range rk808_buck4_voltage_ranges[] = { diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 94ae1798d48a..6dd12ddbabc6 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -1320,7 +1320,7 @@ config RTC_DRV_LPC32XX config RTC_DRV_PM8XXX tristate "Qualcomm PMIC8XXX RTC" - depends on MFD_PM8XXX + depends on MFD_PM8XXX || MFD_SPMI_PMIC help If you say yes here you get support for the Qualcomm PMIC8XXX RTC. diff --git a/drivers/rtc/rtc-bq32k.c b/drivers/rtc/rtc-bq32k.c index 314129e66d6e..92679df6d6e2 100644 --- a/drivers/rtc/rtc-bq32k.c +++ b/drivers/rtc/rtc-bq32k.c @@ -160,7 +160,7 @@ static int trickle_charger_of_init(struct device *dev, struct device_node *node) dev_err(dev, "bq32k: diode and resistor mismatch\n"); return -EINVAL; } - reg = 0x25; + reg = 0x45; break; default: diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c index 197699f358c7..5adcf111fc14 100644 --- a/drivers/rtc/rtc-pm8xxx.c +++ b/drivers/rtc/rtc-pm8xxx.c @@ -27,21 +27,36 @@ /* RTC_CTRL register bit fields */ #define PM8xxx_RTC_ENABLE BIT(7) -#define PM8xxx_RTC_ALARM_ENABLE BIT(1) #define PM8xxx_RTC_ALARM_CLEAR BIT(0) #define NUM_8_BIT_RTC_REGS 0x4 /** + * struct pm8xxx_rtc_regs - describe RTC registers per PMIC versions + * @ctrl: base address of control register + * @write: base address of write register + * @read: base address of read register + * @alarm_ctrl: base address of alarm control register + * @alarm_ctrl2: base address of alarm control2 register + * @alarm_rw: base address of alarm read-write register + * @alarm_en: alarm enable mask + */ +struct pm8xxx_rtc_regs { + unsigned int ctrl; + unsigned int write; + unsigned int read; + unsigned int alarm_ctrl; + unsigned int alarm_ctrl2; + unsigned int alarm_rw; + unsigned int alarm_en; +}; + +/** * struct pm8xxx_rtc - rtc driver internal structure * @rtc: rtc device for this driver. * @regmap: regmap used to access RTC registers * @allow_set_time: indicates whether writing to the RTC is allowed * @rtc_alarm_irq: rtc alarm irq number. - * @rtc_base: address of rtc control register. - * @rtc_read_base: base address of read registers. - * @rtc_write_base: base address of write registers. - * @alarm_rw_base: base address of alarm registers. * @ctrl_reg: rtc control register. * @rtc_dev: device structure. * @ctrl_reg_lock: spinlock protecting access to ctrl_reg. @@ -51,11 +66,7 @@ struct pm8xxx_rtc { struct regmap *regmap; bool allow_set_time; int rtc_alarm_irq; - int rtc_base; - int rtc_read_base; - int rtc_write_base; - int alarm_rw_base; - u8 ctrl_reg; + const struct pm8xxx_rtc_regs *regs; struct device *rtc_dev; spinlock_t ctrl_reg_lock; }; @@ -71,8 +82,10 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm) { int rc, i; unsigned long secs, irq_flags; - u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0, ctrl_reg; + u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0; + unsigned int ctrl_reg; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; if (!rtc_dd->allow_set_time) return -EACCES; @@ -87,30 +100,30 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm) dev_dbg(dev, "Seconds value to be written to RTC = %lu\n", secs); spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); - ctrl_reg = rtc_dd->ctrl_reg; - if (ctrl_reg & PM8xxx_RTC_ALARM_ENABLE) { + rc = regmap_read(rtc_dd->regmap, regs->ctrl, &ctrl_reg); + if (rc) + goto rtc_rw_fail; + + if (ctrl_reg & regs->alarm_en) { alarm_enabled = 1; - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + ctrl_reg &= ~regs->alarm_en; + rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg); if (rc) { dev_err(dev, "Write to RTC control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; - } else { - spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); } /* Write 0 to Byte[0] */ - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_write_base, 0); + rc = regmap_write(rtc_dd->regmap, regs->write, 0); if (rc) { dev_err(dev, "Write to RTC write data register failed\n"); goto rtc_rw_fail; } /* Write Byte[1], Byte[2], Byte[3] */ - rc = regmap_bulk_write(rtc_dd->regmap, rtc_dd->rtc_write_base + 1, + rc = regmap_bulk_write(rtc_dd->regmap, regs->write + 1, &value[1], sizeof(value) - 1); if (rc) { dev_err(dev, "Write to RTC write data register failed\n"); @@ -118,25 +131,23 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm) } /* Write Byte[0] */ - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_write_base, value[0]); + rc = regmap_write(rtc_dd->regmap, regs->write, value[0]); if (rc) { dev_err(dev, "Write to RTC write data register failed\n"); goto rtc_rw_fail; } if (alarm_enabled) { - ctrl_reg |= PM8xxx_RTC_ALARM_ENABLE; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + ctrl_reg |= regs->alarm_en; + rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg); if (rc) { dev_err(dev, "Write to RTC control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; } rtc_rw_fail: - if (alarm_enabled) - spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); + spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); return rc; } @@ -148,9 +159,9 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm) unsigned long secs; unsigned int reg; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; - rc = regmap_bulk_read(rtc_dd->regmap, rtc_dd->rtc_read_base, - value, sizeof(value)); + rc = regmap_bulk_read(rtc_dd->regmap, regs->read, value, sizeof(value)); if (rc) { dev_err(dev, "RTC read data register failed\n"); return rc; @@ -160,14 +171,14 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm) * Read the LSB again and check if there has been a carry over. * If there is, redo the read operation. */ - rc = regmap_read(rtc_dd->regmap, rtc_dd->rtc_read_base, ®); + rc = regmap_read(rtc_dd->regmap, regs->read, ®); if (rc < 0) { dev_err(dev, "RTC read data register failed\n"); return rc; } if (unlikely(reg < value[0])) { - rc = regmap_bulk_read(rtc_dd->regmap, rtc_dd->rtc_read_base, + rc = regmap_bulk_read(rtc_dd->regmap, regs->read, value, sizeof(value)); if (rc) { dev_err(dev, "RTC read data register failed\n"); @@ -195,9 +206,11 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm) static int pm8xxx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) { int rc, i; - u8 value[NUM_8_BIT_RTC_REGS], ctrl_reg; + u8 value[NUM_8_BIT_RTC_REGS]; + unsigned int ctrl_reg; unsigned long secs, irq_flags; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; rtc_tm_to_time(&alarm->time, &secs); @@ -208,28 +221,28 @@ static int pm8xxx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); - rc = regmap_bulk_write(rtc_dd->regmap, rtc_dd->alarm_rw_base, value, + rc = regmap_bulk_write(rtc_dd->regmap, regs->alarm_rw, value, sizeof(value)); if (rc) { dev_err(dev, "Write to RTC ALARM register failed\n"); goto rtc_rw_fail; } - ctrl_reg = rtc_dd->ctrl_reg; + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg); + if (rc) + goto rtc_rw_fail; if (alarm->enabled) - ctrl_reg |= PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg |= regs->alarm_en; else - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg &= ~regs->alarm_en; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg); if (rc) { - dev_err(dev, "Write to RTC control register failed\n"); + dev_err(dev, "Write to RTC alarm control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; - dev_dbg(dev, "Alarm Set for h:r:s=%d:%d:%d, d/m/y=%d/%d/%d\n", alarm->time.tm_hour, alarm->time.tm_min, alarm->time.tm_sec, alarm->time.tm_mday, @@ -245,8 +258,9 @@ static int pm8xxx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm) u8 value[NUM_8_BIT_RTC_REGS]; unsigned long secs; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; - rc = regmap_bulk_read(rtc_dd->regmap, rtc_dd->alarm_rw_base, value, + rc = regmap_bulk_read(rtc_dd->regmap, regs->alarm_rw, value, sizeof(value)); if (rc) { dev_err(dev, "RTC alarm time read failed\n"); @@ -276,25 +290,26 @@ static int pm8xxx_rtc_alarm_irq_enable(struct device *dev, unsigned int enable) int rc; unsigned long irq_flags; struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev); - u8 ctrl_reg; + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; + unsigned int ctrl_reg; spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); - ctrl_reg = rtc_dd->ctrl_reg; + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg); + if (rc) + goto rtc_rw_fail; if (enable) - ctrl_reg |= PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg |= regs->alarm_en; else - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; + ctrl_reg &= ~regs->alarm_en; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg); if (rc) { dev_err(dev, "Write to RTC control register failed\n"); goto rtc_rw_fail; } - rtc_dd->ctrl_reg = ctrl_reg; - rtc_rw_fail: spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); return rc; @@ -311,6 +326,7 @@ static const struct rtc_class_ops pm8xxx_rtc_ops = { static irqreturn_t pm8xxx_alarm_trigger(int irq, void *dev_id) { struct pm8xxx_rtc *rtc_dd = dev_id; + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; unsigned int ctrl_reg; int rc; unsigned long irq_flags; @@ -320,48 +336,100 @@ static irqreturn_t pm8xxx_alarm_trigger(int irq, void *dev_id) spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags); /* Clear the alarm enable bit */ - ctrl_reg = rtc_dd->ctrl_reg; - ctrl_reg &= ~PM8xxx_RTC_ALARM_ENABLE; + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg); + if (rc) { + spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); + goto rtc_alarm_handled; + } + + ctrl_reg &= ~regs->alarm_en; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg); if (rc) { spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); dev_err(rtc_dd->rtc_dev, - "Write to RTC control register failed\n"); + "Write to alarm control register failed\n"); goto rtc_alarm_handled; } - rtc_dd->ctrl_reg = ctrl_reg; spin_unlock_irqrestore(&rtc_dd->ctrl_reg_lock, irq_flags); /* Clear RTC alarm register */ - rc = regmap_read(rtc_dd->regmap, - rtc_dd->rtc_base + PM8XXX_ALARM_CTRL_OFFSET, - &ctrl_reg); + rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl2, &ctrl_reg); if (rc) { dev_err(rtc_dd->rtc_dev, - "RTC Alarm control register read failed\n"); + "RTC Alarm control2 register read failed\n"); goto rtc_alarm_handled; } - ctrl_reg &= ~PM8xxx_RTC_ALARM_CLEAR; - rc = regmap_write(rtc_dd->regmap, - rtc_dd->rtc_base + PM8XXX_ALARM_CTRL_OFFSET, - ctrl_reg); + ctrl_reg |= PM8xxx_RTC_ALARM_CLEAR; + rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl2, ctrl_reg); if (rc) dev_err(rtc_dd->rtc_dev, - "Write to RTC Alarm control register failed\n"); + "Write to RTC Alarm control2 register failed\n"); rtc_alarm_handled: return IRQ_HANDLED; } +static int pm8xxx_rtc_enable(struct pm8xxx_rtc *rtc_dd) +{ + const struct pm8xxx_rtc_regs *regs = rtc_dd->regs; + unsigned int ctrl_reg; + int rc; + + /* Check if the RTC is on, else turn it on */ + rc = regmap_read(rtc_dd->regmap, regs->ctrl, &ctrl_reg); + if (rc) + return rc; + + if (!(ctrl_reg & PM8xxx_RTC_ENABLE)) { + ctrl_reg |= PM8xxx_RTC_ENABLE; + rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg); + if (rc) + return rc; + } + + return 0; +} + +static const struct pm8xxx_rtc_regs pm8921_regs = { + .ctrl = 0x11d, + .write = 0x11f, + .read = 0x123, + .alarm_rw = 0x127, + .alarm_ctrl = 0x11d, + .alarm_ctrl2 = 0x11e, + .alarm_en = BIT(1), +}; + +static const struct pm8xxx_rtc_regs pm8058_regs = { + .ctrl = 0x1e8, + .write = 0x1ea, + .read = 0x1ee, + .alarm_rw = 0x1f2, + .alarm_ctrl = 0x1e8, + .alarm_ctrl2 = 0x1e9, + .alarm_en = BIT(1), +}; + +static const struct pm8xxx_rtc_regs pm8941_regs = { + .ctrl = 0x6046, + .write = 0x6040, + .read = 0x6048, + .alarm_rw = 0x6140, + .alarm_ctrl = 0x6146, + .alarm_ctrl2 = 0x6148, + .alarm_en = BIT(7), +}; + /* * Hardcoded RTC bases until IORESOURCE_REG mapping is figured out */ static const struct of_device_id pm8xxx_id_table[] = { - { .compatible = "qcom,pm8921-rtc", .data = (void *) 0x11D }, - { .compatible = "qcom,pm8058-rtc", .data = (void *) 0x1E8 }, + { .compatible = "qcom,pm8921-rtc", .data = &pm8921_regs }, + { .compatible = "qcom,pm8058-rtc", .data = &pm8058_regs }, + { .compatible = "qcom,pm8941-rtc", .data = &pm8941_regs }, { }, }; MODULE_DEVICE_TABLE(of, pm8xxx_id_table); @@ -369,7 +437,6 @@ MODULE_DEVICE_TABLE(of, pm8xxx_id_table); static int pm8xxx_rtc_probe(struct platform_device *pdev) { int rc; - unsigned int ctrl_reg; struct pm8xxx_rtc *rtc_dd; const struct of_device_id *match; @@ -399,33 +466,12 @@ static int pm8xxx_rtc_probe(struct platform_device *pdev) rtc_dd->allow_set_time = of_property_read_bool(pdev->dev.of_node, "allow-set-time"); - rtc_dd->rtc_base = (long) match->data; - - /* Setup RTC register addresses */ - rtc_dd->rtc_write_base = rtc_dd->rtc_base + PM8XXX_RTC_WRITE_OFFSET; - rtc_dd->rtc_read_base = rtc_dd->rtc_base + PM8XXX_RTC_READ_OFFSET; - rtc_dd->alarm_rw_base = rtc_dd->rtc_base + PM8XXX_ALARM_RW_OFFSET; - + rtc_dd->regs = match->data; rtc_dd->rtc_dev = &pdev->dev; - /* Check if the RTC is on, else turn it on */ - rc = regmap_read(rtc_dd->regmap, rtc_dd->rtc_base, &ctrl_reg); - if (rc) { - dev_err(&pdev->dev, "RTC control register read failed!\n"); + rc = pm8xxx_rtc_enable(rtc_dd); + if (rc) return rc; - } - - if (!(ctrl_reg & PM8xxx_RTC_ENABLE)) { - ctrl_reg |= PM8xxx_RTC_ENABLE; - rc = regmap_write(rtc_dd->regmap, rtc_dd->rtc_base, ctrl_reg); - if (rc) { - dev_err(&pdev->dev, - "Write to RTC control register failed\n"); - return rc; - } - } - - rtc_dd->ctrl_reg = ctrl_reg; platform_set_drvdata(pdev, rtc_dd); diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index a6b1252c9941..806072238c00 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -535,13 +535,15 @@ static int s3c_rtc_probe(struct platform_device *pdev) } clk_prepare_enable(info->rtc_clk); - info->rtc_src_clk = devm_clk_get(&pdev->dev, "rtc_src"); - if (IS_ERR(info->rtc_src_clk)) { - dev_err(&pdev->dev, "failed to find rtc source clock\n"); - return PTR_ERR(info->rtc_src_clk); + if (info->data->needs_src_clk) { + info->rtc_src_clk = devm_clk_get(&pdev->dev, "rtc_src"); + if (IS_ERR(info->rtc_src_clk)) { + dev_err(&pdev->dev, + "failed to find rtc source clock\n"); + return PTR_ERR(info->rtc_src_clk); + } + clk_prepare_enable(info->rtc_src_clk); } - clk_prepare_enable(info->rtc_src_clk); - /* check to see if everything is setup correctly */ if (info->data->enable) diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index 729215885250..72e12bad14b9 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -669,6 +669,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws) master->cleanup = dw_spi_cleanup; master->transfer_one_message = dw_spi_transfer_one_message; master->max_speed_hz = dws->max_freq; + master->dev.of_node = dev->of_node; /* Basic HW init */ spi_hw_init(dws); diff --git a/drivers/spi/spi-orion.c b/drivers/spi/spi-orion.c index 835cdda6f4f5..c76b7d7879df 100644 --- a/drivers/spi/spi-orion.c +++ b/drivers/spi/spi-orion.c @@ -454,7 +454,7 @@ static int orion_spi_probe(struct platform_device *pdev) spi->master = master; of_id = of_match_device(orion_spi_of_match_table, &pdev->dev); - devdata = of_id->data; + devdata = (of_id) ? of_id->data : &orion_spi_dev_data; spi->devdata = devdata; spi->clk = devm_clk_get(&pdev->dev, NULL); diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c index f35f723816ea..fc2dd8441608 100644 --- a/drivers/spi/spi-pl022.c +++ b/drivers/spi/spi-pl022.c @@ -1106,7 +1106,7 @@ err_rxdesc: pl022->sgt_tx.nents, DMA_TO_DEVICE); err_tx_sgmap: dma_unmap_sg(rxchan->device->dev, pl022->sgt_rx.sgl, - pl022->sgt_tx.nents, DMA_FROM_DEVICE); + pl022->sgt_rx.nents, DMA_FROM_DEVICE); err_rx_sgmap: sg_free_table(&pl022->sgt_tx); err_alloc_tx_sg: diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index f96ea8a38d64..87bc16f491f0 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -145,6 +145,9 @@ #define RXBUSY (1 << 0) #define TXBUSY (1 << 1) +/* sclk_out: spi master internal logic in rk3x can support 50Mhz */ +#define MAX_SCLK_OUT 50000000 + enum rockchip_ssi_type { SSI_MOTO_SPI = 0, SSI_TI_SSP, @@ -325,6 +328,8 @@ static int rockchip_spi_unprepare_message(struct spi_master *master, spin_unlock_irqrestore(&rs->lock, flags); + spi_enable_chip(rs, 0); + return 0; } @@ -381,6 +386,8 @@ static int rockchip_spi_pio_transfer(struct rockchip_spi *rs) if (rs->tx) wait_for_idle(rs); + spi_enable_chip(rs, 0); + return 0; } @@ -392,8 +399,10 @@ static void rockchip_spi_dma_rxcb(void *data) spin_lock_irqsave(&rs->lock, flags); rs->state &= ~RXBUSY; - if (!(rs->state & TXBUSY)) + if (!(rs->state & TXBUSY)) { + spi_enable_chip(rs, 0); spi_finalize_current_transfer(rs->master); + } spin_unlock_irqrestore(&rs->lock, flags); } @@ -409,8 +418,10 @@ static void rockchip_spi_dma_txcb(void *data) spin_lock_irqsave(&rs->lock, flags); rs->state &= ~TXBUSY; - if (!(rs->state & RXBUSY)) + if (!(rs->state & RXBUSY)) { + spi_enable_chip(rs, 0); spi_finalize_current_transfer(rs->master); + } spin_unlock_irqrestore(&rs->lock, flags); } @@ -496,12 +507,19 @@ static void rockchip_spi_config(struct rockchip_spi *rs) dmacr |= RF_DMA_EN; } + if (WARN_ON(rs->speed > MAX_SCLK_OUT)) + rs->speed = MAX_SCLK_OUT; + + /* the minimum divsor is 2 */ + if (rs->max_freq < 2 * rs->speed) { + clk_set_rate(rs->spiclk, 2 * rs->speed); + rs->max_freq = clk_get_rate(rs->spiclk); + } + /* div doesn't support odd number */ div = max_t(u32, rs->max_freq / rs->speed, 1); div = (div + 1) & 0xfffe; - spi_enable_chip(rs, 0); - writel_relaxed(cr0, rs->regs + ROCKCHIP_SPI_CTRLR0); writel_relaxed(rs->len - 1, rs->regs + ROCKCHIP_SPI_CTRLR1); @@ -515,8 +533,6 @@ static void rockchip_spi_config(struct rockchip_spi *rs) spi_set_clk(rs, div); dev_dbg(rs->dev, "cr0 0x%x, div %d\n", cr0, div); - - spi_enable_chip(rs, 1); } static int rockchip_spi_transfer_one( @@ -524,7 +540,7 @@ static int rockchip_spi_transfer_one( struct spi_device *spi, struct spi_transfer *xfer) { - int ret = 0; + int ret = 1; struct rockchip_spi *rs = spi_master_get_devdata(master); WARN_ON(readl_relaxed(rs->regs + ROCKCHIP_SPI_SSIENR) && @@ -556,17 +572,27 @@ static int rockchip_spi_transfer_one( rs->tmode = CR0_XFM_RO; /* we need prepare dma before spi was enabled */ - if (master->can_dma && master->can_dma(master, spi, xfer)) { + if (master->can_dma && master->can_dma(master, spi, xfer)) rs->use_dma = 1; - rockchip_spi_prepare_dma(rs); - } else { + else rs->use_dma = 0; - } rockchip_spi_config(rs); - if (!rs->use_dma) + if (rs->use_dma) { + if (rs->tmode == CR0_XFM_RO) { + /* rx: dma must be prepared first */ + rockchip_spi_prepare_dma(rs); + spi_enable_chip(rs, 1); + } else { + /* tx or tr: spi must be enabled first */ + spi_enable_chip(rs, 1); + rockchip_spi_prepare_dma(rs); + } + } else { + spi_enable_chip(rs, 1); ret = rockchip_spi_pio_transfer(rs); + } return ret; } diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index e3bc23bb5883..e50039fb1474 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -82,10 +82,11 @@ struct spidev_data { struct spi_device *spi; struct list_head device_entry; - /* buffer is NULL unless this device is open (users > 0) */ + /* TX/RX buffers are NULL unless this device is open (users > 0) */ struct mutex buf_lock; unsigned users; - u8 *buffer; + u8 *tx_buffer; + u8 *rx_buffer; }; static LIST_HEAD(device_list); @@ -135,7 +136,7 @@ static inline ssize_t spidev_sync_write(struct spidev_data *spidev, size_t len) { struct spi_transfer t = { - .tx_buf = spidev->buffer, + .tx_buf = spidev->tx_buffer, .len = len, }; struct spi_message m; @@ -149,7 +150,7 @@ static inline ssize_t spidev_sync_read(struct spidev_data *spidev, size_t len) { struct spi_transfer t = { - .rx_buf = spidev->buffer, + .rx_buf = spidev->rx_buffer, .len = len, }; struct spi_message m; @@ -179,7 +180,7 @@ spidev_read(struct file *filp, char __user *buf, size_t count, loff_t *f_pos) if (status > 0) { unsigned long missing; - missing = copy_to_user(buf, spidev->buffer, status); + missing = copy_to_user(buf, spidev->rx_buffer, status); if (missing == status) status = -EFAULT; else @@ -206,7 +207,7 @@ spidev_write(struct file *filp, const char __user *buf, spidev = filp->private_data; mutex_lock(&spidev->buf_lock); - missing = copy_from_user(spidev->buffer, buf, count); + missing = copy_from_user(spidev->tx_buffer, buf, count); if (missing == 0) status = spidev_sync_write(spidev, count); else @@ -224,7 +225,7 @@ static int spidev_message(struct spidev_data *spidev, struct spi_transfer *k_tmp; struct spi_ioc_transfer *u_tmp; unsigned n, total; - u8 *buf; + u8 *tx_buf, *rx_buf; int status = -EFAULT; spi_message_init(&msg); @@ -236,7 +237,8 @@ static int spidev_message(struct spidev_data *spidev, * We walk the array of user-provided transfers, using each one * to initialize a kernel version of the same transfer. */ - buf = spidev->buffer; + tx_buf = spidev->tx_buffer; + rx_buf = spidev->rx_buffer; total = 0; for (n = n_xfers, k_tmp = k_xfers, u_tmp = u_xfers; n; @@ -250,20 +252,21 @@ static int spidev_message(struct spidev_data *spidev, } if (u_tmp->rx_buf) { - k_tmp->rx_buf = buf; + k_tmp->rx_buf = rx_buf; if (!access_ok(VERIFY_WRITE, (u8 __user *) (uintptr_t) u_tmp->rx_buf, u_tmp->len)) goto done; } if (u_tmp->tx_buf) { - k_tmp->tx_buf = buf; - if (copy_from_user(buf, (const u8 __user *) + k_tmp->tx_buf = tx_buf; + if (copy_from_user(tx_buf, (const u8 __user *) (uintptr_t) u_tmp->tx_buf, u_tmp->len)) goto done; } - buf += k_tmp->len; + tx_buf += k_tmp->len; + rx_buf += k_tmp->len; k_tmp->cs_change = !!u_tmp->cs_change; k_tmp->tx_nbits = u_tmp->tx_nbits; @@ -290,17 +293,17 @@ static int spidev_message(struct spidev_data *spidev, goto done; /* copy any rx data out of bounce buffer */ - buf = spidev->buffer; + rx_buf = spidev->rx_buffer; for (n = n_xfers, u_tmp = u_xfers; n; n--, u_tmp++) { if (u_tmp->rx_buf) { if (__copy_to_user((u8 __user *) - (uintptr_t) u_tmp->rx_buf, buf, + (uintptr_t) u_tmp->rx_buf, rx_buf, u_tmp->len)) { status = -EFAULT; goto done; } } - buf += u_tmp->len; + rx_buf += u_tmp->len; } status = total; @@ -508,22 +511,41 @@ static int spidev_open(struct inode *inode, struct file *filp) break; } } - if (status == 0) { - if (!spidev->buffer) { - spidev->buffer = kmalloc(bufsiz, GFP_KERNEL); - if (!spidev->buffer) { + + if (status) { + pr_debug("spidev: nothing for minor %d\n", iminor(inode)); + goto err_find_dev; + } + + if (!spidev->tx_buffer) { + spidev->tx_buffer = kmalloc(bufsiz, GFP_KERNEL); + if (!spidev->tx_buffer) { dev_dbg(&spidev->spi->dev, "open/ENOMEM\n"); status = -ENOMEM; + goto err_find_dev; } } - if (status == 0) { - spidev->users++; - filp->private_data = spidev; - nonseekable_open(inode, filp); + + if (!spidev->rx_buffer) { + spidev->rx_buffer = kmalloc(bufsiz, GFP_KERNEL); + if (!spidev->rx_buffer) { + dev_dbg(&spidev->spi->dev, "open/ENOMEM\n"); + status = -ENOMEM; + goto err_alloc_rx_buf; } - } else - pr_debug("spidev: nothing for minor %d\n", iminor(inode)); + } + + spidev->users++; + filp->private_data = spidev; + nonseekable_open(inode, filp); + + mutex_unlock(&device_list_lock); + return 0; +err_alloc_rx_buf: + kfree(spidev->tx_buffer); + spidev->tx_buffer = NULL; +err_find_dev: mutex_unlock(&device_list_lock); return status; } @@ -542,8 +564,11 @@ static int spidev_release(struct inode *inode, struct file *filp) if (!spidev->users) { int dofree; - kfree(spidev->buffer); - spidev->buffer = NULL; + kfree(spidev->tx_buffer); + spidev->tx_buffer = NULL; + + kfree(spidev->rx_buffer); + spidev->rx_buffer = NULL; /* ... after we unbound from the underlying device? */ spin_lock_irq(&spidev->spi_lock); diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 57b1d44acbfe..eb976ee3a02f 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -448,8 +448,10 @@ static int __init fb_console_setup(char *this_opt) return 1; while ((options = strsep(&this_opt, ",")) != NULL) { - if (!strncmp(options, "font:", 5)) + if (!strncmp(options, "font:", 5)) { strlcpy(fontname, options + 5, sizeof(fontname)); + continue; + } if (!strncmp(options, "scrollback:", 11)) { options += 11; @@ -457,13 +459,9 @@ static int __init fb_console_setup(char *this_opt) fbcon_softback_size = simple_strtoul(options, &options, 0); if (*options == 'k' || *options == 'K') { fbcon_softback_size *= 1024; - options++; } - if (*options != ',') - return 1; - options++; - } else - return 1; + } + continue; } if (!strncmp(options, "map:", 4)) { @@ -478,8 +476,7 @@ static int __init fb_console_setup(char *this_opt) fbcon_map_override(); } - - return 1; + continue; } if (!strncmp(options, "vc:", 3)) { @@ -491,7 +488,8 @@ static int __init fb_console_setup(char *this_opt) if (*options++ == '-') last_fb_vc = simple_strtoul(options, &options, 10) - 1; fbcon_is_default = 0; - } + continue; + } if (!strncmp(options, "rotate:", 7)) { options += 7; @@ -499,6 +497,7 @@ static int __init fb_console_setup(char *this_opt) initial_rotation = simple_strtoul(options, &options, 0); if (initial_rotation > 3) initial_rotation = 0; + continue; } } return 1; diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 6e6aa704fe84..517f565b65d7 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -56,7 +56,7 @@ static int cursor_size_lastfrom; static int cursor_size_lastto; static u32 vgacon_xres; static u32 vgacon_yres; -static struct vgastate state; +static struct vgastate vgastate; #define BLANK 0x0020 @@ -400,7 +400,7 @@ static const char *vgacon_startup(void) vga_video_num_lines = screen_info.orig_video_lines; vga_video_num_columns = screen_info.orig_video_cols; - state.vgabase = NULL; + vgastate.vgabase = NULL; if (screen_info.orig_video_mode == 7) { /* Monochrome display */ @@ -851,12 +851,12 @@ static void vga_set_palette(struct vc_data *vc, unsigned char *table) { int i, j; - vga_w(state.vgabase, VGA_PEL_MSK, 0xff); + vga_w(vgastate.vgabase, VGA_PEL_MSK, 0xff); for (i = j = 0; i < 16; i++) { - vga_w(state.vgabase, VGA_PEL_IW, table[i]); - vga_w(state.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); - vga_w(state.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); - vga_w(state.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); + vga_w(vgastate.vgabase, VGA_PEL_IW, table[i]); + vga_w(vgastate.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); + vga_w(vgastate.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); + vga_w(vgastate.vgabase, VGA_PEL_D, vc->vc_palette[j++] >> 2); } } @@ -1008,7 +1008,7 @@ static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) switch (blank) { case 0: /* Unblank */ if (vga_vesa_blanked) { - vga_vesa_unblank(&state); + vga_vesa_unblank(&vgastate); vga_vesa_blanked = 0; } if (vga_palette_blanked) { @@ -1022,7 +1022,7 @@ static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) case 1: /* Normal blanking */ case -1: /* Obsolete */ if (!mode_switch && vga_video_type == VIDEO_TYPE_VGAC) { - vga_pal_blank(&state); + vga_pal_blank(&vgastate); vga_palette_blanked = 1; return 0; } @@ -1034,7 +1034,7 @@ static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) return 1; default: /* VESA blanking */ if (vga_video_type == VIDEO_TYPE_VGAC) { - vga_vesa_blank(&state, blank - 1); + vga_vesa_blank(&vgastate, blank - 1); vga_vesa_blanked = blank; } return 0; @@ -1280,7 +1280,7 @@ static int vgacon_font_set(struct vc_data *c, struct console_font *font, unsigne (charcount != 256 && charcount != 512)) return -EINVAL; - rc = vgacon_do_font_op(&state, font->data, 1, charcount == 512); + rc = vgacon_do_font_op(&vgastate, font->data, 1, charcount == 512); if (rc) return rc; @@ -1299,7 +1299,7 @@ static int vgacon_font_get(struct vc_data *c, struct console_font *font) font->charcount = vga_512_chars ? 512 : 256; if (!font->data) return 0; - return vgacon_do_font_op(&state, font->data, 0, vga_512_chars); + return vgacon_do_font_op(&vgastate, font->data, 0, vga_512_chars); } #else diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c index 3bf403150a2d..9ec81d46fc57 100644 --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -27,7 +27,6 @@ #include <linux/regulator/consumer.h> #include <video/videomode.h> -#include <mach/cpu.h> #include <asm/gpio.h> #include <video/atmel_lcdc.h> diff --git a/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c b/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c index 5ee3b5505f7f..91921665b98b 100644 --- a/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c +++ b/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c @@ -301,6 +301,8 @@ static const struct of_device_id tvc_of_match[] = { {}, }; +MODULE_DEVICE_TABLE(of, tvc_of_match); + static struct platform_driver tvc_connector_driver = { .probe = tvc_probe, .remove = __exit_p(tvc_remove), @@ -308,6 +310,7 @@ static struct platform_driver tvc_connector_driver = { .name = "connector-analog-tv", .owner = THIS_MODULE, .of_match_table = tvc_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c index 74de2bc50c4f..2dfb6e5ff0cc 100644 --- a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c +++ b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c @@ -391,6 +391,7 @@ static struct platform_driver dvi_connector_driver = { .name = "connector-dvi", .owner = THIS_MODULE, .of_match_table = dvic_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c b/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c index 131c6e260898..7b25967a91eb 100644 --- a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c +++ b/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c @@ -437,6 +437,7 @@ static struct platform_driver hdmi_connector_driver = { .name = "connector-hdmi", .owner = THIS_MODULE, .of_match_table = hdmic_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c b/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c index b4e9a42a79e6..47ee7cdee1c5 100644 --- a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c +++ b/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c @@ -298,6 +298,7 @@ static struct platform_driver tfp410_driver = { .name = "tfp410", .owner = THIS_MODULE, .of_match_table = tfp410_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c b/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c index c891d8f84cb2..c4abd56dd846 100644 --- a/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c +++ b/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c @@ -461,6 +461,7 @@ static struct platform_driver tpd_driver = { .name = "tpd12s015", .owner = THIS_MODULE, .of_match_table = tpd_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c b/drivers/video/fbdev/omap2/displays-new/panel-dpi.c index 3636b61dc9b4..a9c3dcf0f6b5 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-dpi.c @@ -327,6 +327,7 @@ static struct platform_driver panel_dpi_driver = { .name = "panel-dpi", .owner = THIS_MODULE, .of_match_table = panel_dpi_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c b/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c index d6f14e8717e8..899cb1ab523d 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c @@ -1378,6 +1378,7 @@ static struct platform_driver dsicm_driver = { .name = "panel-dsi-cm", .owner = THIS_MODULE, .of_match_table = dsicm_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c index cc5b5124e0b4..27d4fcfa1824 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c @@ -394,6 +394,7 @@ static struct spi_driver lb035q02_spi_driver = { .name = "panel_lgphilips_lb035q02", .owner = THIS_MODULE, .of_match_table = lb035q02_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c b/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c index 3595f111aa35..ccf3f4f3c703 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c @@ -424,6 +424,7 @@ static struct spi_driver nec_8048_driver = { .owner = THIS_MODULE, .pm = NEC_8048_PM_OPS, .of_match_table = nec_8048_of_match, + .suppress_bind_attrs = true, }, .probe = nec_8048_probe, .remove = nec_8048_remove, diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c index f1f72ce50a17..234142cc3764 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c @@ -410,6 +410,7 @@ static struct platform_driver sharp_ls_driver = { .name = "panel-sharp-ls037v7dw01", .owner = THIS_MODULE, .of_match_table = sharp_ls_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c index 617f8d2f5127..337ccc5c0f5e 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c @@ -904,6 +904,7 @@ static struct spi_driver acx565akm_driver = { .name = "acx565akm", .owner = THIS_MODULE, .of_match_table = acx565akm_of_match, + .suppress_bind_attrs = true, }, .probe = acx565akm_probe, .remove = acx565akm_remove, diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c index 728808bcceeb..fbba0b8ca871 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c @@ -500,6 +500,7 @@ static struct spi_driver td028ttec1_spi_driver = { .name = "panel-tpo-td028ttec1", .owner = THIS_MODULE, .of_match_table = td028ttec1_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c index de78ab0caaa8..5aba76bca25a 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c @@ -673,6 +673,7 @@ static struct spi_driver tpo_td043_spi_driver = { .owner = THIS_MODULE, .pm = &tpo_td043_spi_pm, .of_match_table = tpo_td043_of_match, + .suppress_bind_attrs = true, }, .probe = tpo_td043_probe, .remove = tpo_td043_remove, diff --git a/drivers/video/fbdev/omap2/dss/apply.c b/drivers/video/fbdev/omap2/dss/apply.c index 0a0b084ce65d..663ccc3bf4e5 100644 --- a/drivers/video/fbdev/omap2/dss/apply.c +++ b/drivers/video/fbdev/omap2/dss/apply.c @@ -1132,6 +1132,8 @@ static void dss_mgr_disable_compat(struct omap_overlay_manager *mgr) if (!mp->enabled) goto out; + wait_pending_extra_info_updates(); + if (!mgr_manual_update(mgr)) dispc_mgr_disable_sync(mgr->id); diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c index be053aa80880..0e9a74bb9fc2 100644 --- a/drivers/video/fbdev/omap2/dss/dispc.c +++ b/drivers/video/fbdev/omap2/dss/dispc.c @@ -3290,8 +3290,11 @@ static void dispc_dump_regs(struct seq_file *s) DUMPREG(i, DISPC_OVL_FIFO_SIZE_STATUS); DUMPREG(i, DISPC_OVL_ROW_INC); DUMPREG(i, DISPC_OVL_PIXEL_INC); + if (dss_has_feature(FEAT_PRELOAD)) DUMPREG(i, DISPC_OVL_PRELOAD); + if (dss_has_feature(FEAT_MFLAG)) + DUMPREG(i, DISPC_OVL_MFLAG_THRESHOLD); if (i == OMAP_DSS_GFX) { DUMPREG(i, DISPC_OVL_WINDOW_SKIP); @@ -3312,10 +3315,6 @@ static void dispc_dump_regs(struct seq_file *s) } if (dss_has_feature(FEAT_ATTR2)) DUMPREG(i, DISPC_OVL_ATTRIBUTES2); - if (dss_has_feature(FEAT_PRELOAD)) - DUMPREG(i, DISPC_OVL_PRELOAD); - if (dss_has_feature(FEAT_MFLAG)) - DUMPREG(i, DISPC_OVL_MFLAG_THRESHOLD); } #undef DISPC_REG @@ -3843,6 +3842,7 @@ static struct platform_driver omap_dispchw_driver = { .owner = THIS_MODULE, .pm = &dispc_pm_ops, .of_match_table = dispc_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/dispc.h b/drivers/video/fbdev/omap2/dss/dispc.h index 78edb449c763..3043d6e0a5f9 100644 --- a/drivers/video/fbdev/omap2/dss/dispc.h +++ b/drivers/video/fbdev/omap2/dss/dispc.h @@ -101,8 +101,7 @@ DISPC_FIR_COEF_V2_OFFSET(n, i)) #define DISPC_OVL_PRELOAD(n) (DISPC_OVL_BASE(n) + \ DISPC_PRELOAD_OFFSET(n)) -#define DISPC_OVL_MFLAG_THRESHOLD(n) (DISPC_OVL_BASE(n) + \ - DISPC_MFLAG_THRESHOLD_OFFSET(n)) +#define DISPC_OVL_MFLAG_THRESHOLD(n) DISPC_MFLAG_THRESHOLD_OFFSET(n) /* DISPC up/downsampling FIR filter coefficient structure */ struct dispc_coef { diff --git a/drivers/video/fbdev/omap2/dss/dpi.c b/drivers/video/fbdev/omap2/dss/dpi.c index 9368972d6962..4a3363dae74a 100644 --- a/drivers/video/fbdev/omap2/dss/dpi.c +++ b/drivers/video/fbdev/omap2/dss/dpi.c @@ -720,6 +720,7 @@ static struct platform_driver omap_dpi_driver = { .driver = { .name = "omapdss_dpi", .owner = THIS_MODULE, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/dsi.c b/drivers/video/fbdev/omap2/dss/dsi.c index b6f6ae1d4664..0793bc67a275 100644 --- a/drivers/video/fbdev/omap2/dss/dsi.c +++ b/drivers/video/fbdev/omap2/dss/dsi.c @@ -1603,7 +1603,7 @@ int dsi_pll_set_clock_div(struct platform_device *dsidev, } else if (dss_has_feature(FEAT_DSI_PLL_SELFREQDCO)) { f = cinfo->clkin4ddr < 1000000000 ? 0x2 : 0x4; - l = FLD_MOD(l, f, 4, 1); /* PLL_SELFREQDCO */ + l = FLD_MOD(l, f, 3, 1); /* PLL_SELFREQDCO */ } l = FLD_MOD(l, 1, 13, 13); /* DSI_PLL_REFEN */ @@ -5754,6 +5754,7 @@ static struct platform_driver omap_dsihw_driver = { .owner = THIS_MODULE, .pm = &dsi_pm_ops, .of_match_table = dsi_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/dss.c b/drivers/video/fbdev/omap2/dss/dss.c index 6daeb7ed44c6..14bcd6c43f72 100644 --- a/drivers/video/fbdev/omap2/dss/dss.c +++ b/drivers/video/fbdev/omap2/dss/dss.c @@ -966,6 +966,7 @@ static struct platform_driver omap_dsshw_driver = { .owner = THIS_MODULE, .pm = &dss_pm_ops, .of_match_table = dss_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/hdmi4.c b/drivers/video/fbdev/omap2/dss/hdmi4.c index 6a8550cf43e5..9a8713ca090c 100644 --- a/drivers/video/fbdev/omap2/dss/hdmi4.c +++ b/drivers/video/fbdev/omap2/dss/hdmi4.c @@ -781,6 +781,7 @@ static struct platform_driver omapdss_hdmihw_driver = { .owner = THIS_MODULE, .pm = &hdmi_pm_ops, .of_match_table = hdmi_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/hdmi5.c b/drivers/video/fbdev/omap2/dss/hdmi5.c index 32d02ec34d23..169b764bb9d4 100644 --- a/drivers/video/fbdev/omap2/dss/hdmi5.c +++ b/drivers/video/fbdev/omap2/dss/hdmi5.c @@ -806,6 +806,7 @@ static struct platform_driver omapdss_hdmihw_driver = { .owner = THIS_MODULE, .pm = &hdmi_pm_ops, .of_match_table = hdmi_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/hdmi_pll.c b/drivers/video/fbdev/omap2/dss/hdmi_pll.c index 54df12a8d744..6d92bb32fe51 100644 --- a/drivers/video/fbdev/omap2/dss/hdmi_pll.c +++ b/drivers/video/fbdev/omap2/dss/hdmi_pll.c @@ -124,16 +124,15 @@ static int hdmi_pll_config(struct hdmi_pll_data *pll) r = FLD_MOD(r, 0x0, 14, 14); /* PHY_CLKINEN de-assert during locking */ r = FLD_MOD(r, fmt->refsel, 22, 21); /* REFSEL */ - if (fmt->dcofreq) { - /* divider programming for frequency beyond 1000Mhz */ - REG_FLD_MOD(pll->base, PLLCTRL_CFG3, fmt->regsd, 17, 10); + if (fmt->dcofreq) r = FLD_MOD(r, 0x4, 3, 1); /* 1000MHz and 2000MHz */ - } else { + else r = FLD_MOD(r, 0x2, 3, 1); /* 500MHz and 1000MHz */ - } hdmi_write_reg(pll->base, PLLCTRL_CFG2, r); + REG_FLD_MOD(pll->base, PLLCTRL_CFG3, fmt->regsd, 17, 10); + r = hdmi_read_reg(pll->base, PLLCTRL_CFG4); r = FLD_MOD(r, fmt->regm2, 24, 18); r = FLD_MOD(r, fmt->regmf, 17, 0); @@ -144,8 +143,8 @@ static int hdmi_pll_config(struct hdmi_pll_data *pll) /* wait for bit change */ if (hdmi_wait_for_bit_change(pll->base, PLLCTRL_PLL_GO, - 0, 0, 1) != 1) { - DSSERR("PLL GO bit not set\n"); + 0, 0, 0) != 0) { + DSSERR("PLL GO bit not clearing\n"); return -ETIMEDOUT; } diff --git a/drivers/video/fbdev/omap2/dss/rfbi.c b/drivers/video/fbdev/omap2/dss/rfbi.c index c8a81a2b879c..878273f58839 100644 --- a/drivers/video/fbdev/omap2/dss/rfbi.c +++ b/drivers/video/fbdev/omap2/dss/rfbi.c @@ -1044,6 +1044,7 @@ static struct platform_driver omap_rfbihw_driver = { .name = "omapdss_rfbi", .owner = THIS_MODULE, .pm = &rfbi_pm_ops, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/sdi.c b/drivers/video/fbdev/omap2/dss/sdi.c index 911dcc9173a6..4c9c46d4ea60 100644 --- a/drivers/video/fbdev/omap2/dss/sdi.c +++ b/drivers/video/fbdev/omap2/dss/sdi.c @@ -377,6 +377,7 @@ static struct platform_driver omap_sdi_driver = { .driver = { .name = "omapdss_sdi", .owner = THIS_MODULE, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/dss/venc.c b/drivers/video/fbdev/omap2/dss/venc.c index 21d81113962b..d077d8a75ddc 100644 --- a/drivers/video/fbdev/omap2/dss/venc.c +++ b/drivers/video/fbdev/omap2/dss/venc.c @@ -966,6 +966,7 @@ static struct platform_driver omap_venchw_driver = { .owner = THIS_MODULE, .pm = &venc_pm_ops, .of_match_table = venc_of_match, + .suppress_bind_attrs = true, }, }; diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c index 15872433e0c6..ce8a70570756 100644 --- a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c +++ b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c @@ -1833,14 +1833,13 @@ static void omapfb_free_resources(struct omapfb2_device *fbdev) if (fbdev == NULL) return; - for (i = 0; i < fbdev->num_fbs; i++) { - struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]); - int j; + for (i = 0; i < fbdev->num_overlays; i++) { + struct omap_overlay *ovl = fbdev->overlays[i]; - for (j = 0; j < ofbi->num_overlays; j++) { - struct omap_overlay *ovl = ofbi->overlays[j]; - ovl->disable(ovl); - } + ovl->disable(ovl); + + if (ovl->manager) + ovl->unset_manager(ovl); } for (i = 0; i < fbdev->num_fbs; i++) @@ -2619,7 +2618,7 @@ err0: return r; } -static int __exit omapfb_remove(struct platform_device *pdev) +static int omapfb_remove(struct platform_device *pdev) { struct omapfb2_device *fbdev = platform_get_drvdata(pdev); @@ -2636,7 +2635,7 @@ static int __exit omapfb_remove(struct platform_device *pdev) static struct platform_driver omapfb_driver = { .probe = omapfb_probe, - .remove = __exit_p(omapfb_remove), + .remove = omapfb_remove, .driver = { .name = "omapfb", .owner = THIS_MODULE, @@ -2651,6 +2650,7 @@ module_param_named(mirror, def_mirror, bool, 0); module_platform_driver(omapfb_driver); +MODULE_ALIAS("platform:omapfb"); MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@nokia.com>"); MODULE_DESCRIPTION("OMAP2/3 Framebuffer"); MODULE_LICENSE("GPL v2"); diff --git a/fs/buffer.c b/fs/buffer.c index 6c48f20eddd4..20805db2c987 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -128,21 +128,15 @@ __clear_page_buffers(struct page *page) page_cache_release(page); } - -static int quiet_error(struct buffer_head *bh) -{ - if (!test_bit(BH_Quiet, &bh->b_state) && printk_ratelimit()) - return 0; - return 1; -} - - -static void buffer_io_error(struct buffer_head *bh) +static void buffer_io_error(struct buffer_head *bh, char *msg) { char b[BDEVNAME_SIZE]; - printk(KERN_ERR "Buffer I/O error on device %s, logical block %Lu\n", + + if (!test_bit(BH_Quiet, &bh->b_state)) + printk_ratelimited(KERN_ERR + "Buffer I/O error on dev %s, logical block %llu%s\n", bdevname(bh->b_bdev, b), - (unsigned long long)bh->b_blocknr); + (unsigned long long)bh->b_blocknr, msg); } /* @@ -177,17 +171,10 @@ EXPORT_SYMBOL(end_buffer_read_sync); void end_buffer_write_sync(struct buffer_head *bh, int uptodate) { - char b[BDEVNAME_SIZE]; - if (uptodate) { set_buffer_uptodate(bh); } else { - if (!quiet_error(bh)) { - buffer_io_error(bh); - printk(KERN_WARNING "lost page write due to " - "I/O error on %s\n", - bdevname(bh->b_bdev, b)); - } + buffer_io_error(bh, ", lost sync page write"); set_buffer_write_io_error(bh); clear_buffer_uptodate(bh); } @@ -304,8 +291,7 @@ static void end_buffer_async_read(struct buffer_head *bh, int uptodate) set_buffer_uptodate(bh); } else { clear_buffer_uptodate(bh); - if (!quiet_error(bh)) - buffer_io_error(bh); + buffer_io_error(bh, ", async page read"); SetPageError(page); } @@ -353,7 +339,6 @@ still_busy: */ void end_buffer_async_write(struct buffer_head *bh, int uptodate) { - char b[BDEVNAME_SIZE]; unsigned long flags; struct buffer_head *first; struct buffer_head *tmp; @@ -365,12 +350,7 @@ void end_buffer_async_write(struct buffer_head *bh, int uptodate) if (uptodate) { set_buffer_uptodate(bh); } else { - if (!quiet_error(bh)) { - buffer_io_error(bh); - printk(KERN_WARNING "lost page write due to " - "I/O error on %s\n", - bdevname(bh->b_bdev, b)); - } + buffer_io_error(bh, ", lost async page write"); set_bit(AS_EIO, &page->mapping->flags); set_buffer_write_io_error(bh); clear_buffer_uptodate(bh); diff --git a/fs/namei.c b/fs/namei.c index 42df664e95e5..78512898d3ba 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3154,7 +3154,8 @@ static int do_tmpfile(int dfd, struct filename *pathname, if (error) goto out2; audit_inode(pathname, nd->path.dentry, 0); - error = may_open(&nd->path, op->acc_mode, op->open_flag); + /* Don't check for other permissions, the inode was just created */ + error = may_open(&nd->path, MAY_OPEN, op->open_flag); if (error) goto out2; file->f_path.mnt = nd->path.mnt; diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index cdeb3cfd6f32..0beb023f25ac 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1272,7 +1272,8 @@ static bool need_wrongsec_check(struct svc_rqst *rqstp) */ if (argp->opcnt == resp->opcnt) return false; - + if (next->opnum == OP_ILLEGAL) + return false; nextd = OPDESC(next); /* * Rest of 2.6.3.1.1: certain operations will return WRONGSEC @@ -1589,7 +1590,8 @@ static inline u32 nfsd4_rename_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op static inline u32 nfsd4_sequence_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op) { - return NFS4_MAX_SESSIONID_LEN + 20; + return (op_encode_hdr_size + + XDR_QUADLEN(NFS4_MAX_SESSIONID_LEN) + 5) * sizeof(__be32); } static inline u32 nfsd4_setattr_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op) @@ -1893,6 +1895,7 @@ static struct nfsd4_operation nfsd4_ops[] = { .op_func = (nfsd4op_func)nfsd4_sequence, .op_flags = ALLOWED_WITHOUT_FH | ALLOWED_AS_FIRST_OP, .op_name = "OP_SEQUENCE", + .op_rsize_bop = (nfsd4op_rsize)nfsd4_sequence_rsize, }, [OP_DESTROY_CLIENTID] = { .op_func = (nfsd4op_func)nfsd4_destroy_clientid, diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c index 9ce062218de9..e8497144b323 100644 --- a/fs/notify/inode_mark.c +++ b/fs/notify/inode_mark.c @@ -288,20 +288,25 @@ void fsnotify_unmount_inodes(struct list_head *list) spin_unlock(&inode->i_lock); /* In case the dropping of a reference would nuke next_i. */ - if ((&next_i->i_sb_list != list) && - atomic_read(&next_i->i_count)) { + while (&next_i->i_sb_list != list) { spin_lock(&next_i->i_lock); - if (!(next_i->i_state & (I_FREEING | I_WILL_FREE))) { + if (!(next_i->i_state & (I_FREEING | I_WILL_FREE)) && + atomic_read(&next_i->i_count)) { __iget(next_i); need_iput = next_i; + spin_unlock(&next_i->i_lock); + break; } spin_unlock(&next_i->i_lock); + next_i = list_entry(next_i->i_sb_list.next, + struct inode, i_sb_list); } /* - * We can safely drop inode_sb_list_lock here because we hold - * references on both inode and next_i. Also no new inodes - * will be added since the umount has begun. + * We can safely drop inode_sb_list_lock here because either + * we actually hold references on both inode and next_i or + * end of list. Also no new inodes will be added since the + * umount has begun. */ spin_unlock(&inode_sb_list_lock); diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c index 8add6f1030d7..b931e04e3388 100644 --- a/fs/ocfs2/namei.c +++ b/fs/ocfs2/namei.c @@ -158,7 +158,7 @@ bail_add: * NOTE: This dentry already has ->d_op set from * ocfs2_get_parent() and ocfs2_get_dentry() */ - if (ret) + if (!IS_ERR_OR_NULL(ret)) dentry = ret; status = ocfs2_dentry_attach_lock(dentry, inode, diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 0207a78a8d82..6cbee8395f60 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1583,13 +1583,13 @@ static inline bool blk_integrity_merge_rq(struct request_queue *rq, struct request *r1, struct request *r2) { - return 0; + return true; } static inline bool blk_integrity_merge_bio(struct request_queue *rq, struct request *r, struct bio *b) { - return 0; + return true; } static inline bool blk_integrity_is_initialized(struct gendisk *g) { diff --git a/include/linux/khugepaged.h b/include/linux/khugepaged.h index 6b394f0b5148..eeb307985715 100644 --- a/include/linux/khugepaged.h +++ b/include/linux/khugepaged.h @@ -6,7 +6,8 @@ #ifdef CONFIG_TRANSPARENT_HUGEPAGE extern int __khugepaged_enter(struct mm_struct *mm); extern void __khugepaged_exit(struct mm_struct *mm); -extern int khugepaged_enter_vma_merge(struct vm_area_struct *vma); +extern int khugepaged_enter_vma_merge(struct vm_area_struct *vma, + unsigned long vm_flags); #define khugepaged_enabled() \ (transparent_hugepage_flags & \ @@ -35,13 +36,13 @@ static inline void khugepaged_exit(struct mm_struct *mm) __khugepaged_exit(mm); } -static inline int khugepaged_enter(struct vm_area_struct *vma) +static inline int khugepaged_enter(struct vm_area_struct *vma, + unsigned long vm_flags) { if (!test_bit(MMF_VM_HUGEPAGE, &vma->vm_mm->flags)) if ((khugepaged_always() || - (khugepaged_req_madv() && - vma->vm_flags & VM_HUGEPAGE)) && - !(vma->vm_flags & VM_NOHUGEPAGE)) + (khugepaged_req_madv() && (vm_flags & VM_HUGEPAGE))) && + !(vm_flags & VM_NOHUGEPAGE)) if (__khugepaged_enter(vma->vm_mm)) return -ENOMEM; return 0; @@ -54,11 +55,13 @@ static inline int khugepaged_fork(struct mm_struct *mm, struct mm_struct *oldmm) static inline void khugepaged_exit(struct mm_struct *mm) { } -static inline int khugepaged_enter(struct vm_area_struct *vma) +static inline int khugepaged_enter(struct vm_area_struct *vma, + unsigned long vm_flags) { return 0; } -static inline int khugepaged_enter_vma_merge(struct vm_area_struct *vma) +static inline int khugepaged_enter_vma_merge(struct vm_area_struct *vma, + unsigned long vm_flags) { return 0; } diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 19df5d857411..6b75640ef5ab 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -139,48 +139,23 @@ static inline bool mem_cgroup_disabled(void) return false; } -void __mem_cgroup_begin_update_page_stat(struct page *page, bool *locked, - unsigned long *flags); - -extern atomic_t memcg_moving; - -static inline void mem_cgroup_begin_update_page_stat(struct page *page, - bool *locked, unsigned long *flags) -{ - if (mem_cgroup_disabled()) - return; - rcu_read_lock(); - *locked = false; - if (atomic_read(&memcg_moving)) - __mem_cgroup_begin_update_page_stat(page, locked, flags); -} - -void __mem_cgroup_end_update_page_stat(struct page *page, - unsigned long *flags); -static inline void mem_cgroup_end_update_page_stat(struct page *page, - bool *locked, unsigned long *flags) -{ - if (mem_cgroup_disabled()) - return; - if (*locked) - __mem_cgroup_end_update_page_stat(page, flags); - rcu_read_unlock(); -} - -void mem_cgroup_update_page_stat(struct page *page, - enum mem_cgroup_stat_index idx, - int val); - -static inline void mem_cgroup_inc_page_stat(struct page *page, +struct mem_cgroup *mem_cgroup_begin_page_stat(struct page *page, bool *locked, + unsigned long *flags); +void mem_cgroup_end_page_stat(struct mem_cgroup *memcg, bool locked, + unsigned long flags); +void mem_cgroup_update_page_stat(struct mem_cgroup *memcg, + enum mem_cgroup_stat_index idx, int val); + +static inline void mem_cgroup_inc_page_stat(struct mem_cgroup *memcg, enum mem_cgroup_stat_index idx) { - mem_cgroup_update_page_stat(page, idx, 1); + mem_cgroup_update_page_stat(memcg, idx, 1); } -static inline void mem_cgroup_dec_page_stat(struct page *page, +static inline void mem_cgroup_dec_page_stat(struct mem_cgroup *memcg, enum mem_cgroup_stat_index idx) { - mem_cgroup_update_page_stat(page, idx, -1); + mem_cgroup_update_page_stat(memcg, idx, -1); } unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order, @@ -315,13 +290,14 @@ mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p) { } -static inline void mem_cgroup_begin_update_page_stat(struct page *page, +static inline struct mem_cgroup *mem_cgroup_begin_page_stat(struct page *page, bool *locked, unsigned long *flags) { + return NULL; } -static inline void mem_cgroup_end_update_page_stat(struct page *page, - bool *locked, unsigned long *flags) +static inline void mem_cgroup_end_page_stat(struct mem_cgroup *memcg, + bool locked, unsigned long flags) { } @@ -343,12 +319,12 @@ static inline bool mem_cgroup_oom_synchronize(bool wait) return false; } -static inline void mem_cgroup_inc_page_stat(struct page *page, +static inline void mem_cgroup_inc_page_stat(struct mem_cgroup *memcg, enum mem_cgroup_stat_index idx) { } -static inline void mem_cgroup_dec_page_stat(struct page *page, +static inline void mem_cgroup_dec_page_stat(struct mem_cgroup *memcg, enum mem_cgroup_stat_index idx) { } diff --git a/include/linux/mm.h b/include/linux/mm.h index 27eb1bfbe704..b46461116cd2 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1235,7 +1235,6 @@ int __set_page_dirty_no_writeback(struct page *page); int redirty_page_for_writepage(struct writeback_control *wbc, struct page *page); void account_page_dirtied(struct page *page, struct address_space *mapping); -void account_page_writeback(struct page *page); int set_page_dirty(struct page *page); int set_page_dirty_lock(struct page *page); int clear_page_dirty_for_io(struct page *page); diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h index 5b5efae09135..ad2f67054372 100644 --- a/include/linux/of_reserved_mem.h +++ b/include/linux/of_reserved_mem.h @@ -16,7 +16,7 @@ struct reserved_mem { }; struct reserved_mem_ops { - void (*device_init)(struct reserved_mem *rmem, + int (*device_init)(struct reserved_mem *rmem, struct device *dev); void (*device_release)(struct reserved_mem *rmem, struct device *dev); @@ -28,14 +28,17 @@ typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem); _OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn) #ifdef CONFIG_OF_RESERVED_MEM -void of_reserved_mem_device_init(struct device *dev); +int of_reserved_mem_device_init(struct device *dev); void of_reserved_mem_device_release(struct device *dev); void fdt_init_reserved_mem(void); void fdt_reserved_mem_save_node(unsigned long node, const char *uname, phys_addr_t base, phys_addr_t size); #else -static inline void of_reserved_mem_device_init(struct device *dev) { } +static inline int of_reserved_mem_device_init(struct device *dev) +{ + return -ENOSYS; +} static inline void of_reserved_mem_device_release(struct device *pdev) { } static inline void fdt_init_reserved_mem(void) { } diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index d347c805f923..f540b1496e2f 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -35,6 +35,8 @@ #ifndef __LINUX_REGULATOR_CONSUMER_H_ #define __LINUX_REGULATOR_CONSUMER_H_ +#include <linux/err.h> + struct device; struct notifier_block; struct regmap; diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h index 1874ebe9ac1e..a1d7e931ab72 100644 --- a/include/uapi/linux/input.h +++ b/include/uapi/linux/input.h @@ -739,6 +739,13 @@ struct input_keymap_entry { #define KEY_BRIGHTNESS_MIN 0x250 /* Set Brightness to Minimum */ #define KEY_BRIGHTNESS_MAX 0x251 /* Set Brightness to Maximum */ +#define KEY_KBDINPUTASSIST_PREV 0x260 +#define KEY_KBDINPUTASSIST_NEXT 0x261 +#define KEY_KBDINPUTASSIST_PREVGROUP 0x262 +#define KEY_KBDINPUTASSIST_NEXTGROUP 0x263 +#define KEY_KBDINPUTASSIST_ACCEPT 0x264 +#define KEY_KBDINPUTASSIST_CANCEL 0x265 + #define BTN_TRIGGER_HAPPY 0x2c0 #define BTN_TRIGGER_HAPPY1 0x2c0 #define BTN_TRIGGER_HAPPY2 0x2c1 diff --git a/include/uapi/linux/v4l2-dv-timings.h b/include/uapi/linux/v4l2-dv-timings.h index 6a0764c89fcb..6c8f159e416e 100644 --- a/include/uapi/linux/v4l2-dv-timings.h +++ b/include/uapi/linux/v4l2-dv-timings.h @@ -21,8 +21,17 @@ #ifndef _V4L2_DV_TIMINGS_H #define _V4L2_DV_TIMINGS_H +#if __GNUC__ < 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ < 6)) +/* Sadly gcc versions older than 4.6 have a bug in how they initialize + anonymous unions where they require additional curly brackets. + This violates the C1x standard. This workaround adds the curly brackets + if needed. */ #define V4L2_INIT_BT_TIMINGS(_width, args...) \ { .bt = { _width , ## args } } +#else +#define V4L2_INIT_BT_TIMINGS(_width, args...) \ + .bt = { _width , ## args } +#endif /* CEA-861-E timings (i.e. standard HDTV timings) */ diff --git a/kernel/gcov/Kconfig b/kernel/gcov/Kconfig index cf66c5c8458e..3b7408759bdf 100644 --- a/kernel/gcov/Kconfig +++ b/kernel/gcov/Kconfig @@ -35,7 +35,7 @@ config GCOV_KERNEL config GCOV_PROFILE_ALL bool "Profile entire Kernel" depends on GCOV_KERNEL - depends on SUPERH || S390 || X86 || PPC || MICROBLAZE || ARM + depends on SUPERH || S390 || X86 || PPC || MICROBLAZE || ARM || ARM64 default n ---help--- This options activates profiling for the entire kernel. diff --git a/kernel/kmod.c b/kernel/kmod.c index 8637e041a247..80f7a6d00519 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -196,12 +196,34 @@ int __request_module(bool wait, const char *fmt, ...) EXPORT_SYMBOL(__request_module); #endif /* CONFIG_MODULES */ +static void call_usermodehelper_freeinfo(struct subprocess_info *info) +{ + if (info->cleanup) + (*info->cleanup)(info); + kfree(info); +} + +static void umh_complete(struct subprocess_info *sub_info) +{ + struct completion *comp = xchg(&sub_info->complete, NULL); + /* + * See call_usermodehelper_exec(). If xchg() returns NULL + * we own sub_info, the UMH_KILLABLE caller has gone away + * or the caller used UMH_NO_WAIT. + */ + if (comp) + complete(comp); + else + call_usermodehelper_freeinfo(sub_info); +} + /* * This is the task which runs the usermode application */ static int ____call_usermodehelper(void *data) { struct subprocess_info *sub_info = data; + int wait = sub_info->wait & ~UMH_KILLABLE; struct cred *new; int retval; @@ -221,7 +243,7 @@ static int ____call_usermodehelper(void *data) retval = -ENOMEM; new = prepare_kernel_cred(current); if (!new) - goto fail; + goto out; spin_lock(&umh_sysctl_lock); new->cap_bset = cap_intersect(usermodehelper_bset, new->cap_bset); @@ -233,7 +255,7 @@ static int ____call_usermodehelper(void *data) retval = sub_info->init(sub_info, new); if (retval) { abort_creds(new); - goto fail; + goto out; } } @@ -242,12 +264,13 @@ static int ____call_usermodehelper(void *data) retval = do_execve(getname_kernel(sub_info->path), (const char __user *const __user *)sub_info->argv, (const char __user *const __user *)sub_info->envp); +out: + sub_info->retval = retval; + /* wait_for_helper() will call umh_complete if UHM_WAIT_PROC. */ + if (wait != UMH_WAIT_PROC) + umh_complete(sub_info); if (!retval) return 0; - - /* Exec failed? */ -fail: - sub_info->retval = retval; do_exit(0); } @@ -258,26 +281,6 @@ static int call_helper(void *data) return ____call_usermodehelper(data); } -static void call_usermodehelper_freeinfo(struct subprocess_info *info) -{ - if (info->cleanup) - (*info->cleanup)(info); - kfree(info); -} - -static void umh_complete(struct subprocess_info *sub_info) -{ - struct completion *comp = xchg(&sub_info->complete, NULL); - /* - * See call_usermodehelper_exec(). If xchg() returns NULL - * we own sub_info, the UMH_KILLABLE caller has gone away. - */ - if (comp) - complete(comp); - else - call_usermodehelper_freeinfo(sub_info); -} - /* Keventd can't block, but this (a child) can. */ static int wait_for_helper(void *data) { @@ -336,18 +339,8 @@ static void __call_usermodehelper(struct work_struct *work) kmod_thread_locker = NULL; } - switch (wait) { - case UMH_NO_WAIT: - call_usermodehelper_freeinfo(sub_info); - break; - - case UMH_WAIT_PROC: - if (pid > 0) - break; - /* FALLTHROUGH */ - case UMH_WAIT_EXEC: - if (pid < 0) - sub_info->retval = pid; + if (pid < 0) { + sub_info->retval = pid; umh_complete(sub_info); } } @@ -588,7 +581,12 @@ int call_usermodehelper_exec(struct subprocess_info *sub_info, int wait) goto out; } - sub_info->complete = &done; + /* + * Set the completion pointer only if there is a waiter. + * This makes it possible to use umh_complete to free + * the data structure in case of UMH_NO_WAIT. + */ + sub_info->complete = (wait == UMH_NO_WAIT) ? NULL : &done; sub_info->wait = wait; queue_work(khelper_wq, &sub_info->work); diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c index 9c94c19f1305..55449909f114 100644 --- a/kernel/time/clockevents.c +++ b/kernel/time/clockevents.c @@ -72,7 +72,7 @@ static u64 cev_delta2ns(unsigned long latch, struct clock_event_device *evt, * Also omit the add if it would overflow the u64 boundary. */ if ((~0ULL - clc > rnd) && - (!ismax || evt->mult <= (1U << evt->shift))) + (!ismax || evt->mult <= (1ULL << evt->shift))) clc += rnd; do_div(clc, evt->mult); diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c index 42b463ad90f2..31ea01f42e1f 100644 --- a/kernel/time/posix-timers.c +++ b/kernel/time/posix-timers.c @@ -636,6 +636,7 @@ SYSCALL_DEFINE3(timer_create, const clockid_t, which_clock, goto out; } } else { + memset(&event.sigev_value, 0, sizeof(event.sigev_value)); event.sigev_notify = SIGEV_SIGNAL; event.sigev_signo = SIGALRM; event.sigev_value.sival_int = new_timer->it_id; diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index fb186b9ddf51..31c90fec4158 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -1925,8 +1925,16 @@ ftrace_find_tramp_ops_curr(struct dyn_ftrace *rec) * when we are adding another op to the rec or removing the * current one. Thus, if the op is being added, we can * ignore it because it hasn't attached itself to the rec - * yet. That means we just need to find the op that has a - * trampoline and is not beeing added. + * yet. + * + * If an ops is being modified (hooking to different functions) + * then we don't care about the new functions that are being + * added, just the old ones (that are probably being removed). + * + * If we are adding an ops to a function that already is using + * a trampoline, it needs to be removed (trampolines are only + * for single ops connected), then an ops that is not being + * modified also needs to be checked. */ do_for_each_ftrace_op(op, ftrace_ops_list) { @@ -1940,17 +1948,23 @@ ftrace_find_tramp_ops_curr(struct dyn_ftrace *rec) if (op->flags & FTRACE_OPS_FL_ADDING) continue; + /* - * If the ops is not being added and has a trampoline, - * then it must be the one that we want! + * If the ops is being modified and is in the old + * hash, then it is probably being removed from this + * function. */ - if (hash_contains_ip(ip, op->func_hash)) - return op; - - /* If the ops is being modified, it may be in the old hash. */ if ((op->flags & FTRACE_OPS_FL_MODIFYING) && hash_contains_ip(ip, &op->old_hash)) return op; + /* + * If the ops is not being added or modified, and it's + * in its normal filter hash, then this must be the one + * we want! + */ + if (!(op->flags & FTRACE_OPS_FL_MODIFYING) && + hash_contains_ip(ip, op->func_hash)) + return op; } while_for_each_ftrace_op(op); @@ -2293,10 +2307,13 @@ static void ftrace_run_update_code(int command) FTRACE_WARN_ON(ret); } -static void ftrace_run_modify_code(struct ftrace_ops *ops, int command) +static void ftrace_run_modify_code(struct ftrace_ops *ops, int command, + struct ftrace_hash *old_hash) { ops->flags |= FTRACE_OPS_FL_MODIFYING; + ops->old_hash.filter_hash = old_hash; ftrace_run_update_code(command); + ops->old_hash.filter_hash = NULL; ops->flags &= ~FTRACE_OPS_FL_MODIFYING; } @@ -3340,7 +3357,7 @@ static struct ftrace_ops trace_probe_ops __read_mostly = static int ftrace_probe_registered; -static void __enable_ftrace_function_probe(void) +static void __enable_ftrace_function_probe(struct ftrace_hash *old_hash) { int ret; int i; @@ -3348,7 +3365,8 @@ static void __enable_ftrace_function_probe(void) if (ftrace_probe_registered) { /* still need to update the function call sites */ if (ftrace_enabled) - ftrace_run_modify_code(&trace_probe_ops, FTRACE_UPDATE_CALLS); + ftrace_run_modify_code(&trace_probe_ops, FTRACE_UPDATE_CALLS, + old_hash); return; } @@ -3477,13 +3495,14 @@ register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, } while_for_each_ftrace_rec(); ret = ftrace_hash_move(&trace_probe_ops, 1, orig_hash, hash); + + __enable_ftrace_function_probe(old_hash); + if (!ret) free_ftrace_hash_rcu(old_hash); else count = ret; - __enable_ftrace_function_probe(); - out_unlock: mutex_unlock(&ftrace_lock); out: @@ -3764,10 +3783,11 @@ ftrace_match_addr(struct ftrace_hash *hash, unsigned long ip, int remove) return add_hash_entry(hash, ip); } -static void ftrace_ops_update_code(struct ftrace_ops *ops) +static void ftrace_ops_update_code(struct ftrace_ops *ops, + struct ftrace_hash *old_hash) { if (ops->flags & FTRACE_OPS_FL_ENABLED && ftrace_enabled) - ftrace_run_modify_code(ops, FTRACE_UPDATE_CALLS); + ftrace_run_modify_code(ops, FTRACE_UPDATE_CALLS, old_hash); } static int @@ -3813,7 +3833,7 @@ ftrace_set_hash(struct ftrace_ops *ops, unsigned char *buf, int len, old_hash = *orig_hash; ret = ftrace_hash_move(ops, enable, orig_hash, hash); if (!ret) { - ftrace_ops_update_code(ops); + ftrace_ops_update_code(ops, old_hash); free_ftrace_hash_rcu(old_hash); } mutex_unlock(&ftrace_lock); @@ -4058,7 +4078,7 @@ int ftrace_regex_release(struct inode *inode, struct file *file) ret = ftrace_hash_move(iter->ops, filter_hash, orig_hash, iter->hash); if (!ret) { - ftrace_ops_update_code(iter->ops); + ftrace_ops_update_code(iter->ops, old_hash); free_ftrace_hash_rcu(old_hash); } mutex_unlock(&ftrace_lock); diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c index 4dc8b79c5f75..29228c4d5696 100644 --- a/kernel/trace/trace_syscalls.c +++ b/kernel/trace/trace_syscalls.c @@ -313,7 +313,7 @@ static void ftrace_syscall_enter(void *data, struct pt_regs *regs, long id) int size; syscall_nr = trace_get_syscall_nr(current, regs); - if (syscall_nr < 0) + if (syscall_nr < 0 || syscall_nr >= NR_syscalls) return; /* Here we're inside tp handler's rcu_read_lock_sched (__DO_TRACE) */ @@ -360,7 +360,7 @@ static void ftrace_syscall_exit(void *data, struct pt_regs *regs, long ret) int syscall_nr; syscall_nr = trace_get_syscall_nr(current, regs); - if (syscall_nr < 0) + if (syscall_nr < 0 || syscall_nr >= NR_syscalls) return; /* Here we're inside tp handler's rcu_read_lock_sched (__DO_TRACE()) */ @@ -567,7 +567,7 @@ static void perf_syscall_enter(void *ignore, struct pt_regs *regs, long id) int size; syscall_nr = trace_get_syscall_nr(current, regs); - if (syscall_nr < 0) + if (syscall_nr < 0 || syscall_nr >= NR_syscalls) return; if (!test_bit(syscall_nr, enabled_perf_enter_syscalls)) return; @@ -641,7 +641,7 @@ static void perf_syscall_exit(void *ignore, struct pt_regs *regs, long ret) int size; syscall_nr = trace_get_syscall_nr(current, regs); - if (syscall_nr < 0) + if (syscall_nr < 0 || syscall_nr >= NR_syscalls) return; if (!test_bit(syscall_nr, enabled_perf_exit_syscalls)) return; diff --git a/lib/bitmap.c b/lib/bitmap.c index cd250a2e14cb..b499ab6ada29 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c @@ -131,7 +131,9 @@ void __bitmap_shift_right(unsigned long *dst, lower = src[off + k]; if (left && off + k == lim - 1) lower &= mask; - dst[k] = upper << (BITS_PER_LONG - rem) | lower >> rem; + dst[k] = lower >> rem; + if (rem) + dst[k] |= upper << (BITS_PER_LONG - rem); if (left && k == lim - 1) dst[k] &= mask; } @@ -172,7 +174,9 @@ void __bitmap_shift_left(unsigned long *dst, upper = src[k]; if (left && k == lim - 1) upper &= (1UL << left) - 1; - dst[k + off] = lower >> (BITS_PER_LONG - rem) | upper << rem; + dst[k + off] = upper << rem; + if (rem) + dst[k + off] |= lower >> (BITS_PER_LONG - rem); if (left && k + off == lim - 1) dst[k + off] &= (1UL << left) - 1; } diff --git a/lib/scatterlist.c b/lib/scatterlist.c index 9cdf62f8accd..c9f2e8c6ccc9 100644 --- a/lib/scatterlist.c +++ b/lib/scatterlist.c @@ -203,10 +203,10 @@ void __sg_free_table(struct sg_table *table, unsigned int max_ents, } table->orig_nents -= sg_size; - if (!skip_first_chunk) { - free_fn(sgl, alloc_size); + if (skip_first_chunk) skip_first_chunk = false; - } + else + free_fn(sgl, alloc_size); sgl = next; } diff --git a/mm/balloon_compaction.c b/mm/balloon_compaction.c index b3cbe19f71b5..fcad8322ef36 100644 --- a/mm/balloon_compaction.c +++ b/mm/balloon_compaction.c @@ -68,11 +68,13 @@ struct page *balloon_page_dequeue(struct balloon_dev_info *b_dev_info) * to be released by the balloon driver. */ if (trylock_page(page)) { +#ifdef CONFIG_BALLOON_COMPACTION if (!PagePrivate(page)) { /* raced with isolation */ unlock_page(page); continue; } +#endif spin_lock_irqsave(&b_dev_info->pages_lock, flags); balloon_page_delete(page); __count_vm_event(BALLOON_DEFLATE); diff --git a/mm/compaction.c b/mm/compaction.c index edba18aed173..ec74cf0123ef 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -784,6 +784,9 @@ isolate_migratepages_range(struct compact_control *cc, unsigned long start_pfn, cc->nr_migratepages = 0; break; } + + if (cc->nr_migratepages == COMPACT_CLUSTER_MAX) + break; } acct_isolated(cc->zone, cc); diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 74c78aa8bc2f..de984159cf0b 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -200,7 +200,7 @@ retry: preempt_disable(); if (cmpxchg(&huge_zero_page, NULL, zero_page)) { preempt_enable(); - __free_page(zero_page); + __free_pages(zero_page, compound_order(zero_page)); goto retry; } @@ -232,7 +232,7 @@ static unsigned long shrink_huge_zero_page_scan(struct shrinker *shrink, if (atomic_cmpxchg(&huge_zero_refcount, 1, 0) == 1) { struct page *zero_page = xchg(&huge_zero_page, NULL); BUG_ON(zero_page == NULL); - __free_page(zero_page); + __free_pages(zero_page, compound_order(zero_page)); return HPAGE_PMD_NR; } @@ -803,7 +803,7 @@ int do_huge_pmd_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma, return VM_FAULT_FALLBACK; if (unlikely(anon_vma_prepare(vma))) return VM_FAULT_OOM; - if (unlikely(khugepaged_enter(vma))) + if (unlikely(khugepaged_enter(vma, vma->vm_flags))) return VM_FAULT_OOM; if (!(flags & FAULT_FLAG_WRITE) && transparent_hugepage_use_zero_page()) { @@ -1970,7 +1970,7 @@ int hugepage_madvise(struct vm_area_struct *vma, * register it here without waiting a page fault that * may not happen any time soon. */ - if (unlikely(khugepaged_enter_vma_merge(vma))) + if (unlikely(khugepaged_enter_vma_merge(vma, *vm_flags))) return -ENOMEM; break; case MADV_NOHUGEPAGE: @@ -2071,7 +2071,8 @@ int __khugepaged_enter(struct mm_struct *mm) return 0; } -int khugepaged_enter_vma_merge(struct vm_area_struct *vma) +int khugepaged_enter_vma_merge(struct vm_area_struct *vma, + unsigned long vm_flags) { unsigned long hstart, hend; if (!vma->anon_vma) @@ -2083,11 +2084,11 @@ int khugepaged_enter_vma_merge(struct vm_area_struct *vma) if (vma->vm_ops) /* khugepaged not yet working on file or special mappings */ return 0; - VM_BUG_ON_VMA(vma->vm_flags & VM_NO_THP, vma); + VM_BUG_ON_VMA(vm_flags & VM_NO_THP, vma); hstart = (vma->vm_start + ~HPAGE_PMD_MASK) & HPAGE_PMD_MASK; hend = vma->vm_end & HPAGE_PMD_MASK; if (hstart < hend) - return khugepaged_enter(vma); + return khugepaged_enter(vma, vm_flags); return 0; } diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 23976fd885fd..d6ac0e33e150 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1536,12 +1536,8 @@ int mem_cgroup_swappiness(struct mem_cgroup *memcg) * start move here. */ -/* for quick checking without looking up memcg */ -atomic_t memcg_moving __read_mostly; - static void mem_cgroup_start_move(struct mem_cgroup *memcg) { - atomic_inc(&memcg_moving); atomic_inc(&memcg->moving_account); synchronize_rcu(); } @@ -1552,10 +1548,8 @@ static void mem_cgroup_end_move(struct mem_cgroup *memcg) * Now, mem_cgroup_clear_mc() may call this function with NULL. * We check NULL in callee rather than caller. */ - if (memcg) { - atomic_dec(&memcg_moving); + if (memcg) atomic_dec(&memcg->moving_account); - } } /* @@ -2204,41 +2198,52 @@ cleanup: return true; } -/* - * Used to update mapped file or writeback or other statistics. +/** + * mem_cgroup_begin_page_stat - begin a page state statistics transaction + * @page: page that is going to change accounted state + * @locked: &memcg->move_lock slowpath was taken + * @flags: IRQ-state flags for &memcg->move_lock * - * Notes: Race condition + * This function must mark the beginning of an accounted page state + * change to prevent double accounting when the page is concurrently + * being moved to another memcg: * - * Charging occurs during page instantiation, while the page is - * unmapped and locked in page migration, or while the page table is - * locked in THP migration. No race is possible. + * memcg = mem_cgroup_begin_page_stat(page, &locked, &flags); + * if (TestClearPageState(page)) + * mem_cgroup_update_page_stat(memcg, state, -1); + * mem_cgroup_end_page_stat(memcg, locked, flags); * - * Uncharge happens to pages with zero references, no race possible. + * The RCU lock is held throughout the transaction. The fast path can + * get away without acquiring the memcg->move_lock (@locked is false) + * because page moving starts with an RCU grace period. * - * Charge moving between groups is protected by checking mm->moving - * account and taking the move_lock in the slowpath. + * The RCU lock also protects the memcg from being freed when the page + * state that is going to change is the only thing preventing the page + * from being uncharged. E.g. end-writeback clearing PageWriteback(), + * which allows migration to go ahead and uncharge the page before the + * account transaction might be complete. */ - -void __mem_cgroup_begin_update_page_stat(struct page *page, - bool *locked, unsigned long *flags) +struct mem_cgroup *mem_cgroup_begin_page_stat(struct page *page, + bool *locked, + unsigned long *flags) { struct mem_cgroup *memcg; struct page_cgroup *pc; + rcu_read_lock(); + + if (mem_cgroup_disabled()) + return NULL; + pc = lookup_page_cgroup(page); again: memcg = pc->mem_cgroup; if (unlikely(!memcg || !PageCgroupUsed(pc))) - return; - /* - * If this memory cgroup is not under account moving, we don't - * need to take move_lock_mem_cgroup(). Because we already hold - * rcu_read_lock(), any calls to move_account will be delayed until - * rcu_read_unlock(). - */ - VM_BUG_ON(!rcu_read_lock_held()); + return NULL; + + *locked = false; if (atomic_read(&memcg->moving_account) <= 0) - return; + return memcg; move_lock_mem_cgroup(memcg, flags); if (memcg != pc->mem_cgroup || !PageCgroupUsed(pc)) { @@ -2246,36 +2251,40 @@ again: goto again; } *locked = true; + + return memcg; } -void __mem_cgroup_end_update_page_stat(struct page *page, unsigned long *flags) +/** + * mem_cgroup_end_page_stat - finish a page state statistics transaction + * @memcg: the memcg that was accounted against + * @locked: value received from mem_cgroup_begin_page_stat() + * @flags: value received from mem_cgroup_begin_page_stat() + */ +void mem_cgroup_end_page_stat(struct mem_cgroup *memcg, bool locked, + unsigned long flags) { - struct page_cgroup *pc = lookup_page_cgroup(page); + if (memcg && locked) + move_unlock_mem_cgroup(memcg, &flags); - /* - * It's guaranteed that pc->mem_cgroup never changes while - * lock is held because a routine modifies pc->mem_cgroup - * should take move_lock_mem_cgroup(). - */ - move_unlock_mem_cgroup(pc->mem_cgroup, flags); + rcu_read_unlock(); } -void mem_cgroup_update_page_stat(struct page *page, +/** + * mem_cgroup_update_page_stat - update page state statistics + * @memcg: memcg to account against + * @idx: page state item to account + * @val: number of pages (positive or negative) + * + * See mem_cgroup_begin_page_stat() for locking requirements. + */ +void mem_cgroup_update_page_stat(struct mem_cgroup *memcg, enum mem_cgroup_stat_index idx, int val) { - struct mem_cgroup *memcg; - struct page_cgroup *pc = lookup_page_cgroup(page); - unsigned long uninitialized_var(flags); - - if (mem_cgroup_disabled()) - return; - VM_BUG_ON(!rcu_read_lock_held()); - memcg = pc->mem_cgroup; - if (unlikely(!memcg || !PageCgroupUsed(pc))) - return; - this_cpu_add(memcg->stat->count[idx], val); + if (memcg) + this_cpu_add(memcg->stat->count[idx], val); } /* diff --git a/mm/memory.c b/mm/memory.c index 1cc6bfbd872e..3e503831e042 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1147,6 +1147,7 @@ again: print_bad_pte(vma, addr, ptent, page); if (unlikely(!__tlb_remove_page(tlb, page))) { force_flush = 1; + addr += PAGE_SIZE; break; } continue; diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 29d8693d0c61..252e1dbbed86 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1912,7 +1912,6 @@ void try_offline_node(int nid) unsigned long start_pfn = pgdat->node_start_pfn; unsigned long end_pfn = start_pfn + pgdat->node_spanned_pages; unsigned long pfn; - struct page *pgdat_page = virt_to_page(pgdat); int i; for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) { @@ -1941,10 +1940,6 @@ void try_offline_node(int nid) node_set_offline(nid); unregister_one_node(nid); - if (!PageSlab(pgdat_page) && !PageCompound(pgdat_page)) - /* node data is allocated from boot memory */ - return; - /* free waittable in each zone */ for (i = 0; i < MAX_NR_ZONES; i++) { struct zone *zone = pgdat->node_zones + i; diff --git a/mm/mmap.c b/mm/mmap.c index 7f855206e7fb..87e82b38453c 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1080,7 +1080,7 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, end, prev->vm_pgoff, NULL); if (err) return NULL; - khugepaged_enter_vma_merge(prev); + khugepaged_enter_vma_merge(prev, vm_flags); return prev; } @@ -1099,7 +1099,7 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, next->vm_pgoff - pglen, NULL); if (err) return NULL; - khugepaged_enter_vma_merge(area); + khugepaged_enter_vma_merge(area, vm_flags); return area; } @@ -2208,7 +2208,7 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address) } } vma_unlock_anon_vma(vma); - khugepaged_enter_vma_merge(vma); + khugepaged_enter_vma_merge(vma, vma->vm_flags); validate_mm(vma->vm_mm); return error; } @@ -2277,7 +2277,7 @@ int expand_downwards(struct vm_area_struct *vma, } } vma_unlock_anon_vma(vma); - khugepaged_enter_vma_merge(vma); + khugepaged_enter_vma_merge(vma, vma->vm_flags); validate_mm(vma->vm_mm); return error; } diff --git a/mm/page-writeback.c b/mm/page-writeback.c index ff24c9d83112..19ceae87522d 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -2116,23 +2116,6 @@ void account_page_dirtied(struct page *page, struct address_space *mapping) EXPORT_SYMBOL(account_page_dirtied); /* - * Helper function for set_page_writeback family. - * - * The caller must hold mem_cgroup_begin/end_update_page_stat() lock - * while calling this function. - * See test_set_page_writeback for example. - * - * NOTE: Unlike account_page_dirtied this does not rely on being atomic - * wrt interrupts. - */ -void account_page_writeback(struct page *page) -{ - mem_cgroup_inc_page_stat(page, MEM_CGROUP_STAT_WRITEBACK); - inc_zone_page_state(page, NR_WRITEBACK); -} -EXPORT_SYMBOL(account_page_writeback); - -/* * For address_spaces which do not use buffers. Just tag the page as dirty in * its radix tree. * @@ -2344,11 +2327,12 @@ EXPORT_SYMBOL(clear_page_dirty_for_io); int test_clear_page_writeback(struct page *page) { struct address_space *mapping = page_mapping(page); - int ret; - bool locked; unsigned long memcg_flags; + struct mem_cgroup *memcg; + bool locked; + int ret; - mem_cgroup_begin_update_page_stat(page, &locked, &memcg_flags); + memcg = mem_cgroup_begin_page_stat(page, &locked, &memcg_flags); if (mapping) { struct backing_dev_info *bdi = mapping->backing_dev_info; unsigned long flags; @@ -2369,22 +2353,23 @@ int test_clear_page_writeback(struct page *page) ret = TestClearPageWriteback(page); } if (ret) { - mem_cgroup_dec_page_stat(page, MEM_CGROUP_STAT_WRITEBACK); + mem_cgroup_dec_page_stat(memcg, MEM_CGROUP_STAT_WRITEBACK); dec_zone_page_state(page, NR_WRITEBACK); inc_zone_page_state(page, NR_WRITTEN); } - mem_cgroup_end_update_page_stat(page, &locked, &memcg_flags); + mem_cgroup_end_page_stat(memcg, locked, memcg_flags); return ret; } int __test_set_page_writeback(struct page *page, bool keep_write) { struct address_space *mapping = page_mapping(page); - int ret; - bool locked; unsigned long memcg_flags; + struct mem_cgroup *memcg; + bool locked; + int ret; - mem_cgroup_begin_update_page_stat(page, &locked, &memcg_flags); + memcg = mem_cgroup_begin_page_stat(page, &locked, &memcg_flags); if (mapping) { struct backing_dev_info *bdi = mapping->backing_dev_info; unsigned long flags; @@ -2410,9 +2395,11 @@ int __test_set_page_writeback(struct page *page, bool keep_write) } else { ret = TestSetPageWriteback(page); } - if (!ret) - account_page_writeback(page); - mem_cgroup_end_update_page_stat(page, &locked, &memcg_flags); + if (!ret) { + mem_cgroup_inc_page_stat(memcg, MEM_CGROUP_STAT_WRITEBACK); + inc_zone_page_state(page, NR_WRITEBACK); + } + mem_cgroup_end_page_stat(memcg, locked, memcg_flags); return ret; } diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c index 3708264d2833..5331c2bd85a2 100644 --- a/mm/page_cgroup.c +++ b/mm/page_cgroup.c @@ -171,6 +171,7 @@ static void free_page_cgroup(void *addr) sizeof(struct page_cgroup) * PAGES_PER_SECTION; BUG_ON(PageReserved(page)); + kmemleak_free(addr); free_pages_exact(addr, table_size); } } diff --git a/mm/rmap.c b/mm/rmap.c index 116a5053415b..19886fb2f13a 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -1042,15 +1042,46 @@ void page_add_new_anon_rmap(struct page *page, */ void page_add_file_rmap(struct page *page) { - bool locked; + struct mem_cgroup *memcg; unsigned long flags; + bool locked; - mem_cgroup_begin_update_page_stat(page, &locked, &flags); + memcg = mem_cgroup_begin_page_stat(page, &locked, &flags); if (atomic_inc_and_test(&page->_mapcount)) { __inc_zone_page_state(page, NR_FILE_MAPPED); - mem_cgroup_inc_page_stat(page, MEM_CGROUP_STAT_FILE_MAPPED); + mem_cgroup_inc_page_stat(memcg, MEM_CGROUP_STAT_FILE_MAPPED); } - mem_cgroup_end_update_page_stat(page, &locked, &flags); + mem_cgroup_end_page_stat(memcg, locked, flags); +} + +static void page_remove_file_rmap(struct page *page) +{ + struct mem_cgroup *memcg; + unsigned long flags; + bool locked; + + memcg = mem_cgroup_begin_page_stat(page, &locked, &flags); + + /* page still mapped by someone else? */ + if (!atomic_add_negative(-1, &page->_mapcount)) + goto out; + + /* Hugepages are not counted in NR_FILE_MAPPED for now. */ + if (unlikely(PageHuge(page))) + goto out; + + /* + * We use the irq-unsafe __{inc|mod}_zone_page_stat because + * these counters are not modified in interrupt context, and + * pte lock(a spinlock) is held, which implies preemption disabled. + */ + __dec_zone_page_state(page, NR_FILE_MAPPED); + mem_cgroup_dec_page_stat(memcg, MEM_CGROUP_STAT_FILE_MAPPED); + + if (unlikely(PageMlocked(page))) + clear_page_mlock(page); +out: + mem_cgroup_end_page_stat(memcg, locked, flags); } /** @@ -1061,46 +1092,33 @@ void page_add_file_rmap(struct page *page) */ void page_remove_rmap(struct page *page) { - bool anon = PageAnon(page); - bool locked; - unsigned long flags; - - /* - * The anon case has no mem_cgroup page_stat to update; but may - * uncharge_page() below, where the lock ordering can deadlock if - * we hold the lock against page_stat move: so avoid it on anon. - */ - if (!anon) - mem_cgroup_begin_update_page_stat(page, &locked, &flags); + if (!PageAnon(page)) { + page_remove_file_rmap(page); + return; + } /* page still mapped by someone else? */ if (!atomic_add_negative(-1, &page->_mapcount)) - goto out; + return; + + /* Hugepages are not counted in NR_ANON_PAGES for now. */ + if (unlikely(PageHuge(page))) + return; /* - * Hugepages are not counted in NR_ANON_PAGES nor NR_FILE_MAPPED - * and not charged by memcg for now. - * * We use the irq-unsafe __{inc|mod}_zone_page_stat because * these counters are not modified in interrupt context, and - * these counters are not modified in interrupt context, and * pte lock(a spinlock) is held, which implies preemption disabled. */ - if (unlikely(PageHuge(page))) - goto out; - if (anon) { - if (PageTransHuge(page)) - __dec_zone_page_state(page, - NR_ANON_TRANSPARENT_HUGEPAGES); - __mod_zone_page_state(page_zone(page), NR_ANON_PAGES, - -hpage_nr_pages(page)); - } else { - __dec_zone_page_state(page, NR_FILE_MAPPED); - mem_cgroup_dec_page_stat(page, MEM_CGROUP_STAT_FILE_MAPPED); - mem_cgroup_end_update_page_stat(page, &locked, &flags); - } + if (PageTransHuge(page)) + __dec_zone_page_state(page, NR_ANON_TRANSPARENT_HUGEPAGES); + + __mod_zone_page_state(page_zone(page), NR_ANON_PAGES, + -hpage_nr_pages(page)); + if (unlikely(PageMlocked(page))) clear_page_mlock(page); + /* * It would be tidy to reset the PageAnon mapping here, * but that might overwrite a racing page_add_anon_rmap @@ -1110,10 +1128,6 @@ void page_remove_rmap(struct page *page) * Leaving it set also helps swapoff to reinstate ptes * faster for those pages still in swapcache. */ - return; -out: - if (!anon) - mem_cgroup_end_update_page_stat(page, &locked, &flags); } /* diff --git a/mm/slab_common.c b/mm/slab_common.c index 3a6e0cfdf03a..406944207b61 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -93,16 +93,6 @@ static int kmem_cache_sanity_check(const char *name, size_t size) s->object_size); continue; } - -#if !defined(CONFIG_SLUB) - if (!strcmp(s->name, name)) { - pr_err("%s (%s): Cache name already exists.\n", - __func__, name); - dump_stack(); - s = NULL; - return -EINVAL; - } -#endif } WARN_ON(strchr(name, ' ')); /* It confuses parsers */ diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c index 9685af330de5..c5ee1a7c5e8a 100644 --- a/security/integrity/evm/evm_main.c +++ b/security/integrity/evm/evm_main.c @@ -319,9 +319,12 @@ int evm_inode_setxattr(struct dentry *dentry, const char *xattr_name, { const struct evm_ima_xattr_data *xattr_data = xattr_value; - if ((strcmp(xattr_name, XATTR_NAME_EVM) == 0) - && (xattr_data->type == EVM_XATTR_HMAC)) - return -EPERM; + if (strcmp(xattr_name, XATTR_NAME_EVM) == 0) { + if (!xattr_value_len) + return -EINVAL; + if (xattr_data->type != EVM_IMA_XATTR_DIGSIG) + return -EPERM; + } return evm_protect_xattr(dentry, xattr_name, xattr_value, xattr_value_len); } diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c index 922685483bd3..7c8f41e618b6 100644 --- a/security/integrity/ima/ima_appraise.c +++ b/security/integrity/ima/ima_appraise.c @@ -378,6 +378,8 @@ int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name, result = ima_protect_xattr(dentry, xattr_name, xattr_value, xattr_value_len); if (result == 1) { + if (!xattr_value_len || (xvalue->type >= IMA_XATTR_LAST)) + return -EINVAL; ima_reset_appraise_flags(dentry->d_inode, (xvalue->type == EVM_IMA_XATTR_DIGSIG) ? 1 : 0); result = 0; diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h index c0379d13dbe1..9d1c2ebfe12a 100644 --- a/security/integrity/integrity.h +++ b/security/integrity/integrity.h @@ -61,6 +61,7 @@ enum evm_ima_xattr_type { EVM_XATTR_HMAC, EVM_IMA_XATTR_DIGSIG, IMA_XATTR_DIGEST_NG, + IMA_XATTR_LAST }; struct evm_ima_xattr_data { diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c index 102e8fd1d450..2d957ba63557 100644 --- a/sound/core/pcm_compat.c +++ b/sound/core/pcm_compat.c @@ -210,6 +210,8 @@ static int snd_pcm_status_user_compat(struct snd_pcm_substream *substream, if (err < 0) return err; + if (clear_user(src, sizeof(*src))) + return -EFAULT; if (put_user(status.state, &src->state) || compat_put_timespec(&status.trigger_tstamp, &src->trigger_tstamp) || compat_put_timespec(&status.tstamp, &src->tstamp) || diff --git a/sound/firewire/bebob/bebob_focusrite.c b/sound/firewire/bebob/bebob_focusrite.c index 45a0eed6d5b1..3b052ed0fbf5 100644 --- a/sound/firewire/bebob/bebob_focusrite.c +++ b/sound/firewire/bebob/bebob_focusrite.c @@ -27,12 +27,14 @@ #define SAFFIRE_CLOCK_SOURCE_INTERNAL 0 #define SAFFIRE_CLOCK_SOURCE_SPDIF 1 -/* '1' is absent, why... */ +/* clock sources as returned from register of Saffire Pro 10 and 26 */ #define SAFFIREPRO_CLOCK_SOURCE_INTERNAL 0 +#define SAFFIREPRO_CLOCK_SOURCE_SKIP 1 /* never used on hardware */ #define SAFFIREPRO_CLOCK_SOURCE_SPDIF 2 -#define SAFFIREPRO_CLOCK_SOURCE_ADAT1 3 -#define SAFFIREPRO_CLOCK_SOURCE_ADAT2 4 +#define SAFFIREPRO_CLOCK_SOURCE_ADAT1 3 /* not used on s.pro. 10 */ +#define SAFFIREPRO_CLOCK_SOURCE_ADAT2 4 /* not used on s.pro. 10 */ #define SAFFIREPRO_CLOCK_SOURCE_WORDCLOCK 5 +#define SAFFIREPRO_CLOCK_SOURCE_COUNT 6 /* S/PDIF, ADAT1, ADAT2 is enabled or not. three quadlets */ #define SAFFIREPRO_ENABLE_DIG_IFACES 0x01a4 @@ -101,13 +103,34 @@ saffire_write_quad(struct snd_bebob *bebob, u64 offset, u32 value) &data, sizeof(__be32), 0); } +static char *const saffirepro_10_clk_src_labels[] = { + SND_BEBOB_CLOCK_INTERNAL, "S/PDIF", "Word Clock" +}; static char *const saffirepro_26_clk_src_labels[] = { SND_BEBOB_CLOCK_INTERNAL, "S/PDIF", "ADAT1", "ADAT2", "Word Clock" }; - -static char *const saffirepro_10_clk_src_labels[] = { - SND_BEBOB_CLOCK_INTERNAL, "S/PDIF", "Word Clock" +/* Value maps between registers and labels for SaffirePro 10/26. */ +static const signed char saffirepro_clk_maps[][SAFFIREPRO_CLOCK_SOURCE_COUNT] = { + /* SaffirePro 10 */ + [0] = { + [SAFFIREPRO_CLOCK_SOURCE_INTERNAL] = 0, + [SAFFIREPRO_CLOCK_SOURCE_SKIP] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_SPDIF] = 1, + [SAFFIREPRO_CLOCK_SOURCE_ADAT1] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_ADAT2] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_WORDCLOCK] = 2, + }, + /* SaffirePro 26 */ + [1] = { + [SAFFIREPRO_CLOCK_SOURCE_INTERNAL] = 0, + [SAFFIREPRO_CLOCK_SOURCE_SKIP] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_SPDIF] = 1, + [SAFFIREPRO_CLOCK_SOURCE_ADAT1] = 2, + [SAFFIREPRO_CLOCK_SOURCE_ADAT2] = 3, + [SAFFIREPRO_CLOCK_SOURCE_WORDCLOCK] = 4, + } }; + static int saffirepro_both_clk_freq_get(struct snd_bebob *bebob, unsigned int *rate) { @@ -138,24 +161,35 @@ saffirepro_both_clk_freq_set(struct snd_bebob *bebob, unsigned int rate) return saffire_write_quad(bebob, SAFFIREPRO_RATE_NOREBOOT, id); } + +/* + * query hardware for current clock source, return our internally + * used clock index in *id, depending on hardware. + */ static int saffirepro_both_clk_src_get(struct snd_bebob *bebob, unsigned int *id) { int err; - u32 value; + u32 value; /* clock source read from hw register */ + const signed char *map; err = saffire_read_quad(bebob, SAFFIREPRO_OFFSET_CLOCK_SOURCE, &value); if (err < 0) goto end; - if (bebob->spec->clock->labels == saffirepro_10_clk_src_labels) { - if (value == SAFFIREPRO_CLOCK_SOURCE_WORDCLOCK) - *id = 2; - else if (value == SAFFIREPRO_CLOCK_SOURCE_SPDIF) - *id = 1; - } else if (value > 1) { - *id = value - 1; + /* depending on hardware, use a different mapping */ + if (bebob->spec->clock->labels == saffirepro_10_clk_src_labels) + map = saffirepro_clk_maps[0]; + else + map = saffirepro_clk_maps[1]; + + /* In a case that this driver cannot handle the value of register. */ + if (value >= SAFFIREPRO_CLOCK_SOURCE_COUNT || map[value] < 0) { + err = -EIO; + goto end; } + + *id = (unsigned int)map[value]; end: return err; } diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c index ef4d0c9f6578..1aab0a32870c 100644 --- a/sound/firewire/bebob/bebob_stream.c +++ b/sound/firewire/bebob/bebob_stream.c @@ -129,12 +129,24 @@ snd_bebob_stream_check_internal_clock(struct snd_bebob *bebob, bool *internal) /* 1.The device has its own operation to switch source of clock */ if (clk_spec) { err = clk_spec->get(bebob, &id); - if (err < 0) + if (err < 0) { dev_err(&bebob->unit->device, "fail to get clock source: %d\n", err); - else if (strncmp(clk_spec->labels[id], SND_BEBOB_CLOCK_INTERNAL, - strlen(SND_BEBOB_CLOCK_INTERNAL)) == 0) + goto end; + } + + if (id >= clk_spec->num) { + dev_err(&bebob->unit->device, + "clock source %d out of range 0..%d\n", + id, clk_spec->num - 1); + err = -EIO; + goto end; + } + + if (strncmp(clk_spec->labels[id], SND_BEBOB_CLOCK_INTERNAL, + strlen(SND_BEBOB_CLOCK_INTERNAL)) == 0) *internal = true; + goto end; } diff --git a/sound/firewire/bebob/bebob_terratec.c b/sound/firewire/bebob/bebob_terratec.c index 0e4c0bfc463b..9940611f2e1b 100644 --- a/sound/firewire/bebob/bebob_terratec.c +++ b/sound/firewire/bebob/bebob_terratec.c @@ -24,7 +24,12 @@ phase88_rack_clk_src_get(struct snd_bebob *bebob, unsigned int *id) if (err < 0) goto end; - *id = (enable_ext & 0x01) | ((enable_word & 0x01) << 1); + if (enable_ext == 0) + *id = 0; + else if (enable_word == 0) + *id = 1; + else + *id = 2; end: return err; } diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c index 7bfdf9c51416..1610c38337af 100644 --- a/sound/pci/ad1889.c +++ b/sound/pci/ad1889.c @@ -681,7 +681,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe /* WARQ is at offset 12 */ tmp = (reg & AD_DS_WSMC_WARQ) ? - (((reg & AD_DS_WSMC_WARQ >> 12) & 0x01) ? 12 : 18) : 4; + ((((reg & AD_DS_WSMC_WARQ) >> 12) & 0x01) ? 12 : 18) : 4; tmp /= (reg & AD_DS_WSMC_WAST) ? 2 : 1; snd_iprintf(buffer, "Wave FIFO: %d %s words\n\n", tmp, @@ -693,7 +693,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe /* SYRQ is at offset 4 */ tmp = (reg & AD_DS_WSMC_SYRQ) ? - (((reg & AD_DS_WSMC_SYRQ >> 4) & 0x01) ? 12 : 18) : 4; + ((((reg & AD_DS_WSMC_SYRQ) >> 4) & 0x01) ? 12 : 18) : 4; tmp /= (reg & AD_DS_WSMC_WAST) ? 2 : 1; snd_iprintf(buffer, "Synthesis FIFO: %d %s words\n\n", tmp, @@ -709,7 +709,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe /* ACRQ is at offset 4 */ tmp = (reg & AD_DS_RAMC_ACRQ) ? - (((reg & AD_DS_RAMC_ACRQ >> 4) & 0x01) ? 12 : 18) : 4; + ((((reg & AD_DS_RAMC_ACRQ) >> 4) & 0x01) ? 12 : 18) : 4; tmp /= (reg & AD_DS_RAMC_ADST) ? 2 : 1; snd_iprintf(buffer, "ADC FIFO: %d %s words\n\n", tmp, @@ -720,7 +720,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe /* RERQ is at offset 12 */ tmp = (reg & AD_DS_RAMC_RERQ) ? - (((reg & AD_DS_RAMC_RERQ >> 12) & 0x01) ? 12 : 18) : 4; + ((((reg & AD_DS_RAMC_RERQ) >> 12) & 0x01) ? 12 : 18) : 4; tmp /= (reg & AD_DS_RAMC_ADST) ? 2 : 1; snd_iprintf(buffer, "Resampler FIFO: %d %s words\n\n", tmp, diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index cfcca4c30d4d..9ab1e631cb32 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -374,6 +374,8 @@ static void __mark_pages_wc(struct azx *chip, struct snd_dma_buffer *dmab, bool #ifdef CONFIG_SND_DMA_SGBUF if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_SG) { struct snd_sg_buf *sgbuf = dmab->private_data; + if (chip->driver_type == AZX_DRIVER_CMEDIA) + return; /* deal with only CORB/RIRB buffers */ if (on) set_pages_array_wc(sgbuf->page_table, sgbuf->pages); else @@ -1769,7 +1771,7 @@ static void pcm_mmap_prepare(struct snd_pcm_substream *substream, #ifdef CONFIG_X86 struct azx_pcm *apcm = snd_pcm_substream_chip(substream); struct azx *chip = apcm->chip; - if (!azx_snoop(chip)) + if (!azx_snoop(chip) && chip->driver_type != AZX_DRIVER_CMEDIA) area->vm_page_prot = pgprot_writecombine(area->vm_page_prot); #endif } diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 34b7bdb510c7..c9cf248ce8ec 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2675,7 +2675,7 @@ static void alc269_shutup(struct hda_codec *codec) static struct coef_fw alc282_coefs[] = { WRITE_COEF(0x03, 0x0002), /* Power Down Control */ - WRITE_COEF(0x05, 0x0700), /* FIFO and filter clock */ + UPDATE_COEF(0x05, 0xff3f, 0x0700), /* FIFO and filter clock */ WRITE_COEF(0x07, 0x0200), /* DMIC control */ UPDATE_COEF(0x06, 0x00f0, 0), /* Analog clock */ UPDATE_COEF(0x08, 0xfffc, 0x0c2c), /* JD */ @@ -2786,7 +2786,7 @@ static void alc282_shutup(struct hda_codec *codec) static struct coef_fw alc283_coefs[] = { WRITE_COEF(0x03, 0x0002), /* Power Down Control */ - WRITE_COEF(0x05, 0x0700), /* FIFO and filter clock */ + UPDATE_COEF(0x05, 0xff3f, 0x0700), /* FIFO and filter clock */ WRITE_COEF(0x07, 0x0200), /* DMIC control */ UPDATE_COEF(0x06, 0x00f0, 0), /* Analog clock */ UPDATE_COEF(0x08, 0xfffc, 0x0c2c), /* JD */ @@ -2817,6 +2817,7 @@ static struct coef_fw alc283_coefs[] = { UPDATE_COEF(0x40, 0xf800, 0x9800), /* Class D DC enable */ UPDATE_COEF(0x42, 0xf000, 0x2000), /* DC offset */ WRITE_COEF(0x37, 0xfc06), /* Class D amp control */ + UPDATE_COEF(0x1b, 0x8000, 0), /* HP JD control */ {} }; @@ -5922,6 +5923,7 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = { SND_PCI_QUIRK(0x1028, 0x0626, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x0696, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x0698, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1028, 0x069f, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x1632, "HP RP5800", ALC662_FIXUP_HP_RP5800), SND_PCI_QUIRK(0x1043, 0x11cd, "Asus N550", ALC662_FIXUP_BASS_1A), SND_PCI_QUIRK(0x1043, 0x1477, "ASUS N56VZ", ALC662_FIXUP_BASS_MODE4_CHMAP), diff --git a/sound/soc/Kconfig b/sound/soc/Kconfig index 0e9623368ab0..7d5d6444a837 100644 --- a/sound/soc/Kconfig +++ b/sound/soc/Kconfig @@ -49,7 +49,6 @@ source "sound/soc/mxs/Kconfig" source "sound/soc/pxa/Kconfig" source "sound/soc/rockchip/Kconfig" source "sound/soc/samsung/Kconfig" -source "sound/soc/s6000/Kconfig" source "sound/soc/sh/Kconfig" source "sound/soc/sirf/Kconfig" source "sound/soc/spear/Kconfig" diff --git a/sound/soc/Makefile b/sound/soc/Makefile index 534714a1ca44..d88edfced8c4 100644 --- a/sound/soc/Makefile +++ b/sound/soc/Makefile @@ -26,7 +26,6 @@ obj-$(CONFIG_SND_SOC) += kirkwood/ obj-$(CONFIG_SND_SOC) += pxa/ obj-$(CONFIG_SND_SOC) += rockchip/ obj-$(CONFIG_SND_SOC) += samsung/ -obj-$(CONFIG_SND_SOC) += s6000/ obj-$(CONFIG_SND_SOC) += sh/ obj-$(CONFIG_SND_SOC) += sirf/ obj-$(CONFIG_SND_SOC) += spear/ diff --git a/sound/soc/codecs/adau1761.c b/sound/soc/codecs/adau1761.c index 5518ebd6947c..91f60282fd2f 100644 --- a/sound/soc/codecs/adau1761.c +++ b/sound/soc/codecs/adau1761.c @@ -405,6 +405,7 @@ static const struct snd_soc_dapm_widget adau1761_dapm_widgets[] = { 2, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("Slew Clock", ADAU1761_CLK_ENABLE0, 6, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("ALC Clock", ADAU1761_CLK_ENABLE0, 5, 0, NULL, 0), SND_SOC_DAPM_SUPPLY_S("Digital Clock 0", 1, ADAU1761_CLK_ENABLE1, 0, 0, NULL, 0), @@ -436,6 +437,9 @@ static const struct snd_soc_dapm_route adau1761_dapm_routes[] = { { "Right Playback Mixer", NULL, "Slew Clock" }, { "Left Playback Mixer", NULL, "Slew Clock" }, + { "Left Input Mixer", NULL, "ALC Clock" }, + { "Right Input Mixer", NULL, "ALC Clock" }, + { "Digital Clock 0", NULL, "SYSCLK" }, { "Digital Clock 1", NULL, "SYSCLK" }, }; diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c index 3b145313f93e..ed866e9a2928 100644 --- a/sound/soc/fsl/fsl_asrc.c +++ b/sound/soc/fsl/fsl_asrc.c @@ -792,7 +792,7 @@ static int fsl_asrc_probe(struct platform_device *pdev) return -ENOMEM; asrc_priv->pdev = pdev; - strcpy(asrc_priv->name, np->name); + strncpy(asrc_priv->name, np->name, sizeof(asrc_priv->name) - 1); /* Get the addresses and IRQ */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c index 8bcdfda09d7a..a645e296199e 100644 --- a/sound/soc/fsl/fsl_esai.c +++ b/sound/soc/fsl/fsl_esai.c @@ -734,7 +734,7 @@ static int fsl_esai_probe(struct platform_device *pdev) return -ENOMEM; esai_priv->pdev = pdev; - strcpy(esai_priv->name, np->name); + strncpy(esai_priv->name, np->name, sizeof(esai_priv->name) - 1); /* Get the addresses and IRQ */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); diff --git a/sound/soc/intel/sst-haswell-pcm.c b/sound/soc/intel/sst-haswell-pcm.c index 33fc5c3abf55..4df867cbb92a 100644 --- a/sound/soc/intel/sst-haswell-pcm.c +++ b/sound/soc/intel/sst-haswell-pcm.c @@ -691,9 +691,7 @@ static int hsw_pcm_new(struct snd_soc_pcm_runtime *rtd) } #define HSW_FORMATS \ - (SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S24_LE | \ - SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S16_LE |\ - SNDRV_PCM_FMTBIT_S8) + (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) static struct snd_soc_dai_driver hsw_dais[] = { { diff --git a/sound/soc/s6000/Kconfig b/sound/soc/s6000/Kconfig deleted file mode 100644 index f244a2566f20..000000000000 --- a/sound/soc/s6000/Kconfig +++ /dev/null @@ -1,26 +0,0 @@ -config SND_S6000_SOC - tristate "SoC Audio for the Stretch s6000 family" - depends on XTENSA_VARIANT_S6000 || COMPILE_TEST - depends on HAS_IOMEM - select SND_S6000_SOC_PCM if XTENSA_VARIANT_S6000 - help - Say Y or M if you want to add support for codecs attached to - s6000 family chips. You will also need to select the platform - to support below. - -config SND_S6000_SOC_PCM - tristate - -config SND_S6000_SOC_I2S - tristate - -config SND_S6000_SOC_S6IPCAM - bool "SoC Audio support for Stretch 6105 IP Camera" - depends on SND_S6000_SOC=y - depends on I2C=y - depends on XTENSA_PLATFORM_S6105 || COMPILE_TEST - select SND_S6000_SOC_I2S - select SND_SOC_TLV320AIC3X - help - Say Y if you want to add support for SoC audio on the - Stretch s6105 IP Camera Reference Design. diff --git a/sound/soc/s6000/Makefile b/sound/soc/s6000/Makefile deleted file mode 100644 index 0f0ae2a012aa..000000000000 --- a/sound/soc/s6000/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -# s6000 Platform Support -snd-soc-s6000-objs := s6000-pcm.o -snd-soc-s6000-i2s-objs := s6000-i2s.o - -obj-$(CONFIG_SND_S6000_SOC_PCM) += snd-soc-s6000.o -obj-$(CONFIG_SND_S6000_SOC_I2S) += snd-soc-s6000-i2s.o - -# s6105 Machine Support -snd-soc-s6ipcam-objs := s6105-ipcam.o - -obj-$(CONFIG_SND_S6000_SOC_S6IPCAM) += snd-soc-s6ipcam.o diff --git a/sound/soc/s6000/s6000-i2s.c b/sound/soc/s6000/s6000-i2s.c deleted file mode 100644 index 1c8d01166e5b..000000000000 --- a/sound/soc/s6000/s6000-i2s.c +++ /dev/null @@ -1,617 +0,0 @@ -/* - * ALSA SoC I2S Audio Layer for the Stretch S6000 family - * - * Author: Daniel Gloeckner, <dg@emlix.com> - * Copyright: (C) 2009 emlix GmbH <info@emlix.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/device.h> -#include <linux/delay.h> -#include <linux/clk.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/slab.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/initval.h> -#include <sound/soc.h> - -#include "s6000-i2s.h" -#include "s6000-pcm.h" - -struct s6000_i2s_dev { - dma_addr_t sifbase; - u8 __iomem *scbbase; - unsigned int wide; - unsigned int channel_in; - unsigned int channel_out; - unsigned int lines_in; - unsigned int lines_out; - struct s6000_pcm_dma_params dma_params; -}; - -#define S6_I2S_INTERRUPT_STATUS 0x00 -#define S6_I2S_INT_OVERRUN 1 -#define S6_I2S_INT_UNDERRUN 2 -#define S6_I2S_INT_ALIGNMENT 4 -#define S6_I2S_INTERRUPT_ENABLE 0x04 -#define S6_I2S_INTERRUPT_RAW 0x08 -#define S6_I2S_INTERRUPT_CLEAR 0x0C -#define S6_I2S_INTERRUPT_SET 0x10 -#define S6_I2S_MODE 0x20 -#define S6_I2S_DUAL 0 -#define S6_I2S_WIDE 1 -#define S6_I2S_TX_DEFAULT 0x24 -#define S6_I2S_DATA_CFG(c) (0x40 + 0x10 * (c)) -#define S6_I2S_IN 0 -#define S6_I2S_OUT 1 -#define S6_I2S_UNUSED 2 -#define S6_I2S_INTERFACE_CFG(c) (0x44 + 0x10 * (c)) -#define S6_I2S_DIV_MASK 0x001fff -#define S6_I2S_16BIT 0x000000 -#define S6_I2S_20BIT 0x002000 -#define S6_I2S_24BIT 0x004000 -#define S6_I2S_32BIT 0x006000 -#define S6_I2S_BITS_MASK 0x006000 -#define S6_I2S_MEM_16BIT 0x000000 -#define S6_I2S_MEM_32BIT 0x008000 -#define S6_I2S_MEM_MASK 0x008000 -#define S6_I2S_CHANNELS_SHIFT 16 -#define S6_I2S_CHANNELS_MASK 0x030000 -#define S6_I2S_SCK_IN 0x000000 -#define S6_I2S_SCK_OUT 0x040000 -#define S6_I2S_SCK_DIR 0x040000 -#define S6_I2S_WS_IN 0x000000 -#define S6_I2S_WS_OUT 0x080000 -#define S6_I2S_WS_DIR 0x080000 -#define S6_I2S_LEFT_FIRST 0x000000 -#define S6_I2S_RIGHT_FIRST 0x100000 -#define S6_I2S_FIRST 0x100000 -#define S6_I2S_CUR_SCK 0x200000 -#define S6_I2S_CUR_WS 0x400000 -#define S6_I2S_ENABLE(c) (0x48 + 0x10 * (c)) -#define S6_I2S_DISABLE_IF 0x02 -#define S6_I2S_ENABLE_IF 0x03 -#define S6_I2S_IS_BUSY 0x04 -#define S6_I2S_DMA_ACTIVE 0x08 -#define S6_I2S_IS_ENABLED 0x10 - -#define S6_I2S_NUM_LINES 4 - -#define S6_I2S_SIF_PORT0 0x0000000 -#define S6_I2S_SIF_PORT1 0x0000080 /* docs say 0x0000010 */ - -static inline void s6_i2s_write_reg(struct s6000_i2s_dev *dev, int reg, u32 val) -{ - writel(val, dev->scbbase + reg); -} - -static inline u32 s6_i2s_read_reg(struct s6000_i2s_dev *dev, int reg) -{ - return readl(dev->scbbase + reg); -} - -static inline void s6_i2s_mod_reg(struct s6000_i2s_dev *dev, int reg, - u32 mask, u32 val) -{ - val ^= s6_i2s_read_reg(dev, reg) & ~mask; - s6_i2s_write_reg(dev, reg, val); -} - -static void s6000_i2s_start_channel(struct s6000_i2s_dev *dev, int channel) -{ - int i, j, cur, prev; - - /* - * Wait for WCLK to toggle 5 times before enabling the channel - * s6000 Family Datasheet 3.6.4: - * "At least two cycles of WS must occur between commands - * to disable or enable the interface" - */ - j = 0; - prev = ~S6_I2S_CUR_WS; - for (i = 1000000; --i && j < 6; ) { - cur = s6_i2s_read_reg(dev, S6_I2S_INTERFACE_CFG(channel)) - & S6_I2S_CUR_WS; - if (prev != cur) { - prev = cur; - j++; - } - } - if (j < 6) - printk(KERN_WARNING "s6000-i2s: timeout waiting for WCLK\n"); - - s6_i2s_write_reg(dev, S6_I2S_ENABLE(channel), S6_I2S_ENABLE_IF); -} - -static void s6000_i2s_stop_channel(struct s6000_i2s_dev *dev, int channel) -{ - s6_i2s_write_reg(dev, S6_I2S_ENABLE(channel), S6_I2S_DISABLE_IF); -} - -static void s6000_i2s_start(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(rtd->cpu_dai); - int channel; - - channel = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? - dev->channel_out : dev->channel_in; - - s6000_i2s_start_channel(dev, channel); -} - -static void s6000_i2s_stop(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(rtd->cpu_dai); - int channel; - - channel = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? - dev->channel_out : dev->channel_in; - - s6000_i2s_stop_channel(dev, channel); -} - -static int s6000_i2s_trigger(struct snd_pcm_substream *substream, int cmd, - int after) -{ - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - if ((substream->stream == SNDRV_PCM_STREAM_CAPTURE) ^ !after) - s6000_i2s_start(substream); - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - if (!after) - s6000_i2s_stop(substream); - } - return 0; -} - -static unsigned int s6000_i2s_int_sources(struct s6000_i2s_dev *dev) -{ - unsigned int pending; - pending = s6_i2s_read_reg(dev, S6_I2S_INTERRUPT_RAW); - pending &= S6_I2S_INT_ALIGNMENT | - S6_I2S_INT_UNDERRUN | - S6_I2S_INT_OVERRUN; - s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_CLEAR, pending); - - return pending; -} - -static unsigned int s6000_i2s_check_xrun(struct snd_soc_dai *cpu_dai) -{ - struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(cpu_dai); - unsigned int errors; - unsigned int ret; - - errors = s6000_i2s_int_sources(dev); - if (likely(!errors)) - return 0; - - ret = 0; - if (errors & S6_I2S_INT_ALIGNMENT) - printk(KERN_ERR "s6000-i2s: WCLK misaligned\n"); - if (errors & S6_I2S_INT_UNDERRUN) - ret |= 1 << SNDRV_PCM_STREAM_PLAYBACK; - if (errors & S6_I2S_INT_OVERRUN) - ret |= 1 << SNDRV_PCM_STREAM_CAPTURE; - return ret; -} - -static void s6000_i2s_wait_disabled(struct s6000_i2s_dev *dev) -{ - int channel; - int n = 50; - for (channel = 0; channel < 2; channel++) { - while (--n >= 0) { - int v = s6_i2s_read_reg(dev, S6_I2S_ENABLE(channel)); - if ((v & S6_I2S_IS_ENABLED) - || !(v & (S6_I2S_DMA_ACTIVE | S6_I2S_IS_BUSY))) - break; - udelay(20); - } - } - if (n < 0) - printk(KERN_WARNING "s6000-i2s: timeout disabling interfaces"); -} - -static int s6000_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai, - unsigned int fmt) -{ - struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(cpu_dai); - u32 w; - - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: - w = S6_I2S_SCK_IN | S6_I2S_WS_IN; - break; - case SND_SOC_DAIFMT_CBS_CFM: - w = S6_I2S_SCK_OUT | S6_I2S_WS_IN; - break; - case SND_SOC_DAIFMT_CBM_CFS: - w = S6_I2S_SCK_IN | S6_I2S_WS_OUT; - break; - case SND_SOC_DAIFMT_CBS_CFS: - w = S6_I2S_SCK_OUT | S6_I2S_WS_OUT; - break; - default: - return -EINVAL; - } - - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - w |= S6_I2S_LEFT_FIRST; - break; - case SND_SOC_DAIFMT_NB_IF: - w |= S6_I2S_RIGHT_FIRST; - break; - default: - return -EINVAL; - } - - s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(0), - S6_I2S_FIRST | S6_I2S_WS_DIR | S6_I2S_SCK_DIR, w); - s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(1), - S6_I2S_FIRST | S6_I2S_WS_DIR | S6_I2S_SCK_DIR, w); - - return 0; -} - -static int s6000_i2s_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div) -{ - struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(dai); - - if (!div || (div & 1) || div > (S6_I2S_DIV_MASK + 1) * 2) - return -EINVAL; - - s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(div_id), - S6_I2S_DIV_MASK, div / 2 - 1); - return 0; -} - -static int s6000_i2s_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(dai); - int interf; - u32 w = 0; - - if (dev->wide) - interf = 0; - else { - w |= (((params_channels(params) - 2) / 2) - << S6_I2S_CHANNELS_SHIFT) & S6_I2S_CHANNELS_MASK; - interf = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - ? dev->channel_out : dev->channel_in; - } - - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: - w |= S6_I2S_16BIT | S6_I2S_MEM_16BIT; - break; - case SNDRV_PCM_FORMAT_S32_LE: - w |= S6_I2S_32BIT | S6_I2S_MEM_32BIT; - break; - default: - printk(KERN_WARNING "s6000-i2s: unsupported PCM format %x\n", - params_format(params)); - return -EINVAL; - } - - if (s6_i2s_read_reg(dev, S6_I2S_INTERFACE_CFG(interf)) - & S6_I2S_IS_ENABLED) { - printk(KERN_ERR "s6000-i2s: interface already enabled\n"); - return -EBUSY; - } - - s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(interf), - S6_I2S_CHANNELS_MASK|S6_I2S_MEM_MASK|S6_I2S_BITS_MASK, - w); - - return 0; -} - -static int s6000_i2s_dai_probe(struct snd_soc_dai *dai) -{ - struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(dai); - struct s6000_snd_platform_data *pdata = dai->dev->platform_data; - - if (!pdata) - return -EINVAL; - - dai->capture_dma_data = &dev->dma_params; - dai->playback_dma_data = &dev->dma_params; - - dev->wide = pdata->wide; - dev->channel_in = pdata->channel_in; - dev->channel_out = pdata->channel_out; - dev->lines_in = pdata->lines_in; - dev->lines_out = pdata->lines_out; - - s6_i2s_write_reg(dev, S6_I2S_MODE, - dev->wide ? S6_I2S_WIDE : S6_I2S_DUAL); - - if (dev->wide) { - int i; - - if (dev->lines_in + dev->lines_out > S6_I2S_NUM_LINES) - return -EINVAL; - - dev->channel_in = 0; - dev->channel_out = 1; - dai->driver->capture.channels_min = 2 * dev->lines_in; - dai->driver->capture.channels_max = dai->driver->capture.channels_min; - dai->driver->playback.channels_min = 2 * dev->lines_out; - dai->driver->playback.channels_max = dai->driver->playback.channels_min; - - for (i = 0; i < dev->lines_out; i++) - s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(i), S6_I2S_OUT); - - for (; i < S6_I2S_NUM_LINES - dev->lines_in; i++) - s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(i), - S6_I2S_UNUSED); - - for (; i < S6_I2S_NUM_LINES; i++) - s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(i), S6_I2S_IN); - } else { - unsigned int cfg[2] = {S6_I2S_UNUSED, S6_I2S_UNUSED}; - - if (dev->lines_in > 1 || dev->lines_out > 1) - return -EINVAL; - - dai->driver->capture.channels_min = 2 * dev->lines_in; - dai->driver->capture.channels_max = 8 * dev->lines_in; - dai->driver->playback.channels_min = 2 * dev->lines_out; - dai->driver->playback.channels_max = 8 * dev->lines_out; - - if (dev->lines_in) - cfg[dev->channel_in] = S6_I2S_IN; - if (dev->lines_out) - cfg[dev->channel_out] = S6_I2S_OUT; - - s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(0), cfg[0]); - s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(1), cfg[1]); - } - - if (dev->lines_out) { - if (dev->lines_in) { - if (!dev->dma_params.dma_out) - return -ENODEV; - } else { - dev->dma_params.dma_out = dev->dma_params.dma_in; - dev->dma_params.dma_in = 0; - } - } - dev->dma_params.sif_in = dev->sifbase + (dev->channel_in ? - S6_I2S_SIF_PORT1 : S6_I2S_SIF_PORT0); - dev->dma_params.sif_out = dev->sifbase + (dev->channel_out ? - S6_I2S_SIF_PORT1 : S6_I2S_SIF_PORT0); - dev->dma_params.same_rate = pdata->same_rate | pdata->wide; - return 0; -} - -#define S6000_I2S_RATES SNDRV_PCM_RATE_CONTINUOUS -#define S6000_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE) - -static const struct snd_soc_dai_ops s6000_i2s_dai_ops = { - .set_fmt = s6000_i2s_set_dai_fmt, - .set_clkdiv = s6000_i2s_set_clkdiv, - .hw_params = s6000_i2s_hw_params, -}; - -static struct snd_soc_dai_driver s6000_i2s_dai = { - .probe = s6000_i2s_dai_probe, - .playback = { - .channels_min = 2, - .channels_max = 8, - .formats = S6000_I2S_FORMATS, - .rates = S6000_I2S_RATES, - .rate_min = 0, - .rate_max = 1562500, - }, - .capture = { - .channels_min = 2, - .channels_max = 8, - .formats = S6000_I2S_FORMATS, - .rates = S6000_I2S_RATES, - .rate_min = 0, - .rate_max = 1562500, - }, - .ops = &s6000_i2s_dai_ops, -}; - -static const struct snd_soc_component_driver s6000_i2s_component = { - .name = "s6000-i2s", -}; - -static int s6000_i2s_probe(struct platform_device *pdev) -{ - struct s6000_i2s_dev *dev; - struct resource *scbmem, *sifmem, *region, *dma1, *dma2; - u8 __iomem *mmio; - int ret; - - scbmem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!scbmem) { - dev_err(&pdev->dev, "no mem resource?\n"); - ret = -ENODEV; - goto err_release_none; - } - - region = request_mem_region(scbmem->start, resource_size(scbmem), - pdev->name); - if (!region) { - dev_err(&pdev->dev, "I2S SCB region already claimed\n"); - ret = -EBUSY; - goto err_release_none; - } - - mmio = ioremap(scbmem->start, resource_size(scbmem)); - if (!mmio) { - dev_err(&pdev->dev, "can't ioremap SCB region\n"); - ret = -ENOMEM; - goto err_release_scb; - } - - sifmem = platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (!sifmem) { - dev_err(&pdev->dev, "no second mem resource?\n"); - ret = -ENODEV; - goto err_release_map; - } - - region = request_mem_region(sifmem->start, resource_size(sifmem), - pdev->name); - if (!region) { - dev_err(&pdev->dev, "I2S SIF region already claimed\n"); - ret = -EBUSY; - goto err_release_map; - } - - dma1 = platform_get_resource(pdev, IORESOURCE_DMA, 0); - if (!dma1) { - dev_err(&pdev->dev, "no dma resource?\n"); - ret = -ENODEV; - goto err_release_sif; - } - - region = request_mem_region(dma1->start, resource_size(dma1), - pdev->name); - if (!region) { - dev_err(&pdev->dev, "I2S DMA region already claimed\n"); - ret = -EBUSY; - goto err_release_sif; - } - - dma2 = platform_get_resource(pdev, IORESOURCE_DMA, 1); - if (dma2) { - region = request_mem_region(dma2->start, resource_size(dma2), - pdev->name); - if (!region) { - dev_err(&pdev->dev, - "I2S DMA region already claimed\n"); - ret = -EBUSY; - goto err_release_dma1; - } - } - - dev = kzalloc(sizeof(struct s6000_i2s_dev), GFP_KERNEL); - if (!dev) { - ret = -ENOMEM; - goto err_release_dma2; - } - dev_set_drvdata(&pdev->dev, dev); - - dev->sifbase = sifmem->start; - dev->scbbase = mmio; - - s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_ENABLE, 0); - s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_CLEAR, - S6_I2S_INT_ALIGNMENT | - S6_I2S_INT_UNDERRUN | - S6_I2S_INT_OVERRUN); - - s6000_i2s_stop_channel(dev, 0); - s6000_i2s_stop_channel(dev, 1); - s6000_i2s_wait_disabled(dev); - - dev->dma_params.check_xrun = s6000_i2s_check_xrun; - dev->dma_params.trigger = s6000_i2s_trigger; - dev->dma_params.dma_in = dma1->start; - dev->dma_params.dma_out = dma2 ? dma2->start : 0; - dev->dma_params.irq = platform_get_irq(pdev, 0); - if (dev->dma_params.irq < 0) { - dev_err(&pdev->dev, "no irq resource?\n"); - ret = -ENODEV; - goto err_release_dev; - } - - s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_ENABLE, - S6_I2S_INT_ALIGNMENT | - S6_I2S_INT_UNDERRUN | - S6_I2S_INT_OVERRUN); - - ret = snd_soc_register_component(&pdev->dev, &s6000_i2s_component, - &s6000_i2s_dai, 1); - if (ret) - goto err_release_dev; - - return 0; - -err_release_dev: - kfree(dev); -err_release_dma2: - if (dma2) - release_mem_region(dma2->start, resource_size(dma2)); -err_release_dma1: - release_mem_region(dma1->start, resource_size(dma1)); -err_release_sif: - release_mem_region(sifmem->start, resource_size(sifmem)); -err_release_map: - iounmap(mmio); -err_release_scb: - release_mem_region(scbmem->start, resource_size(scbmem)); -err_release_none: - return ret; -} - -static int s6000_i2s_remove(struct platform_device *pdev) -{ - struct s6000_i2s_dev *dev = dev_get_drvdata(&pdev->dev); - struct resource *region; - void __iomem *mmio = dev->scbbase; - - snd_soc_unregister_component(&pdev->dev); - - s6000_i2s_stop_channel(dev, 0); - s6000_i2s_stop_channel(dev, 1); - - s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_ENABLE, 0); - kfree(dev); - - region = platform_get_resource(pdev, IORESOURCE_DMA, 0); - release_mem_region(region->start, resource_size(region)); - - region = platform_get_resource(pdev, IORESOURCE_DMA, 1); - if (region) - release_mem_region(region->start, resource_size(region)); - - region = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(region->start, resource_size(region)); - - iounmap(mmio); - region = platform_get_resource(pdev, IORESOURCE_IO, 0); - release_mem_region(region->start, resource_size(region)); - - return 0; -} - -static struct platform_driver s6000_i2s_driver = { - .probe = s6000_i2s_probe, - .remove = s6000_i2s_remove, - .driver = { - .name = "s6000-i2s", - .owner = THIS_MODULE, - }, -}; - -module_platform_driver(s6000_i2s_driver); - -MODULE_AUTHOR("Daniel Gloeckner"); -MODULE_DESCRIPTION("Stretch s6000 family I2S SoC Interface"); -MODULE_LICENSE("GPL"); diff --git a/sound/soc/s6000/s6000-i2s.h b/sound/soc/s6000/s6000-i2s.h deleted file mode 100644 index 86aa1921c89e..000000000000 --- a/sound/soc/s6000/s6000-i2s.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * ALSA SoC I2S Audio Layer for the Stretch s6000 family - * - * Author: Daniel Gloeckner, <dg@emlix.com> - * Copyright: (C) 2009 emlix GmbH <info@emlix.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef _S6000_I2S_H -#define _S6000_I2S_H - -struct s6000_snd_platform_data { - int lines_in; - int lines_out; - int channel_in; - int channel_out; - int wide; - int same_rate; -}; -#endif diff --git a/sound/soc/s6000/s6000-pcm.c b/sound/soc/s6000/s6000-pcm.c deleted file mode 100644 index fb8461e1b1f6..000000000000 --- a/sound/soc/s6000/s6000-pcm.c +++ /dev/null @@ -1,521 +0,0 @@ -/* - * ALSA PCM interface for the Stetch s6000 family - * - * Author: Daniel Gloeckner, <dg@emlix.com> - * Copyright: (C) 2009 emlix GmbH <info@emlix.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <linux/dma-mapping.h> -#include <linux/interrupt.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> - -#include <asm/dma.h> -#include <variant/dmac.h> - -#include "s6000-pcm.h" - -#define S6_PCM_PREALLOCATE_SIZE (96 * 1024) -#define S6_PCM_PREALLOCATE_MAX (2048 * 1024) - -static struct snd_pcm_hardware s6000_pcm_hardware = { - .info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_JOINT_DUPLEX), - .buffer_bytes_max = 0x7ffffff0, - .period_bytes_min = 16, - .period_bytes_max = 0xfffff0, - .periods_min = 2, - .periods_max = 1024, /* no limit */ - .fifo_size = 0, -}; - -struct s6000_runtime_data { - spinlock_t lock; - int period; /* current DMA period */ -}; - -static void s6000_pcm_enqueue_dma(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct s6000_runtime_data *prtd = runtime->private_data; - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par; - int channel; - unsigned int period_size; - unsigned int dma_offset; - dma_addr_t dma_pos; - dma_addr_t src, dst; - - par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - - period_size = snd_pcm_lib_period_bytes(substream); - dma_offset = prtd->period * period_size; - dma_pos = runtime->dma_addr + dma_offset; - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - src = dma_pos; - dst = par->sif_out; - channel = par->dma_out; - } else { - src = par->sif_in; - dst = dma_pos; - channel = par->dma_in; - } - - if (!s6dmac_channel_enabled(DMA_MASK_DMAC(channel), - DMA_INDEX_CHNL(channel))) - return; - - if (s6dmac_fifo_full(DMA_MASK_DMAC(channel), DMA_INDEX_CHNL(channel))) { - printk(KERN_ERR "s6000-pcm: fifo full\n"); - return; - } - - if (WARN_ON(period_size & 15)) - return; - s6dmac_put_fifo(DMA_MASK_DMAC(channel), DMA_INDEX_CHNL(channel), - src, dst, period_size); - - prtd->period++; - if (unlikely(prtd->period >= runtime->periods)) - prtd->period = 0; -} - -static irqreturn_t s6000_pcm_irq(int irq, void *data) -{ - struct snd_pcm *pcm = data; - struct snd_soc_pcm_runtime *runtime = pcm->private_data; - struct s6000_runtime_data *prtd; - unsigned int has_xrun; - int i, ret = IRQ_NONE; - - for (i = 0; i < 2; ++i) { - struct snd_pcm_substream *substream = pcm->streams[i].substream; - struct s6000_pcm_dma_params *params = - snd_soc_dai_get_dma_data(runtime->cpu_dai, substream); - u32 channel; - unsigned int pending; - - if (substream == SNDRV_PCM_STREAM_PLAYBACK) - channel = params->dma_out; - else - channel = params->dma_in; - - has_xrun = params->check_xrun(runtime->cpu_dai); - - if (!channel) - continue; - - if (unlikely(has_xrun & (1 << i)) && - substream->runtime && - snd_pcm_running(substream)) { - dev_dbg(pcm->dev, "xrun\n"); - snd_pcm_stream_lock(substream); - snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN); - snd_pcm_stream_unlock(substream); - ret = IRQ_HANDLED; - } - - pending = s6dmac_int_sources(DMA_MASK_DMAC(channel), - DMA_INDEX_CHNL(channel)); - - if (pending & 1) { - ret = IRQ_HANDLED; - if (likely(substream->runtime && - snd_pcm_running(substream))) { - snd_pcm_period_elapsed(substream); - dev_dbg(pcm->dev, "period elapsed %x %x\n", - s6dmac_cur_src(DMA_MASK_DMAC(channel), - DMA_INDEX_CHNL(channel)), - s6dmac_cur_dst(DMA_MASK_DMAC(channel), - DMA_INDEX_CHNL(channel))); - prtd = substream->runtime->private_data; - spin_lock(&prtd->lock); - s6000_pcm_enqueue_dma(substream); - spin_unlock(&prtd->lock); - } - } - - if (unlikely(pending & ~7)) { - if (pending & (1 << 3)) - printk(KERN_WARNING - "s6000-pcm: DMA %x Underflow\n", - channel); - if (pending & (1 << 4)) - printk(KERN_WARNING - "s6000-pcm: DMA %x Overflow\n", - channel); - if (pending & 0x1e0) - printk(KERN_WARNING - "s6000-pcm: DMA %x Master Error " - "(mask %x)\n", - channel, pending >> 5); - - } - } - - return ret; -} - -static int s6000_pcm_start(struct snd_pcm_substream *substream) -{ - struct s6000_runtime_data *prtd = substream->runtime->private_data; - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par; - unsigned long flags; - int srcinc; - u32 dma; - - par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - - spin_lock_irqsave(&prtd->lock, flags); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - srcinc = 1; - dma = par->dma_out; - } else { - srcinc = 0; - dma = par->dma_in; - } - s6dmac_enable_chan(DMA_MASK_DMAC(dma), DMA_INDEX_CHNL(dma), - 1 /* priority 1 (0 is max) */, - 0 /* peripheral requests w/o xfer length mode */, - srcinc /* source address increment */, - srcinc^1 /* destination address increment */, - 0 /* chunksize 0 (skip impossible on this dma) */, - 0 /* source skip after chunk (impossible) */, - 0 /* destination skip after chunk (impossible) */, - 4 /* 16 byte burst size */, - -1 /* don't conserve bandwidth */, - 0 /* low watermark irq descriptor threshold */, - 0 /* disable hardware timestamps */, - 1 /* enable channel */); - - s6000_pcm_enqueue_dma(substream); - s6000_pcm_enqueue_dma(substream); - - spin_unlock_irqrestore(&prtd->lock, flags); - - return 0; -} - -static int s6000_pcm_stop(struct snd_pcm_substream *substream) -{ - struct s6000_runtime_data *prtd = substream->runtime->private_data; - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par; - unsigned long flags; - u32 channel; - - par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - channel = par->dma_out; - else - channel = par->dma_in; - - s6dmac_set_terminal_count(DMA_MASK_DMAC(channel), - DMA_INDEX_CHNL(channel), 0); - - spin_lock_irqsave(&prtd->lock, flags); - - s6dmac_disable_chan(DMA_MASK_DMAC(channel), DMA_INDEX_CHNL(channel)); - - spin_unlock_irqrestore(&prtd->lock, flags); - - return 0; -} - -static int s6000_pcm_trigger(struct snd_pcm_substream *substream, int cmd) -{ - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par; - int ret; - - par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - - ret = par->trigger(substream, cmd, 0); - if (ret < 0) - return ret; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - ret = s6000_pcm_start(substream); - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - ret = s6000_pcm_stop(substream); - break; - default: - ret = -EINVAL; - } - if (ret < 0) - return ret; - - return par->trigger(substream, cmd, 1); -} - -static int s6000_pcm_prepare(struct snd_pcm_substream *substream) -{ - struct s6000_runtime_data *prtd = substream->runtime->private_data; - - prtd->period = 0; - - return 0; -} - -static snd_pcm_uframes_t s6000_pcm_pointer(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par; - struct snd_pcm_runtime *runtime = substream->runtime; - struct s6000_runtime_data *prtd = runtime->private_data; - unsigned long flags; - unsigned int offset; - dma_addr_t count; - - par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - - spin_lock_irqsave(&prtd->lock, flags); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - count = s6dmac_cur_src(DMA_MASK_DMAC(par->dma_out), - DMA_INDEX_CHNL(par->dma_out)); - else - count = s6dmac_cur_dst(DMA_MASK_DMAC(par->dma_in), - DMA_INDEX_CHNL(par->dma_in)); - - count -= runtime->dma_addr; - - spin_unlock_irqrestore(&prtd->lock, flags); - - offset = bytes_to_frames(runtime, count); - if (unlikely(offset >= runtime->buffer_size)) - offset = 0; - - return offset; -} - -static int s6000_pcm_open(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par; - struct snd_pcm_runtime *runtime = substream->runtime; - struct s6000_runtime_data *prtd; - int ret; - - par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - snd_soc_set_runtime_hwparams(substream, &s6000_pcm_hardware); - - ret = snd_pcm_hw_constraint_step(runtime, 0, - SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 16); - if (ret < 0) - return ret; - ret = snd_pcm_hw_constraint_step(runtime, 0, - SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 16); - if (ret < 0) - return ret; - ret = snd_pcm_hw_constraint_integer(runtime, - SNDRV_PCM_HW_PARAM_PERIODS); - if (ret < 0) - return ret; - - if (par->same_rate) { - int rate; - spin_lock(&par->lock); /* needed? */ - rate = par->rate; - spin_unlock(&par->lock); - if (rate != -1) { - ret = snd_pcm_hw_constraint_minmax(runtime, - SNDRV_PCM_HW_PARAM_RATE, - rate, rate); - if (ret < 0) - return ret; - } - } - - prtd = kzalloc(sizeof(struct s6000_runtime_data), GFP_KERNEL); - if (prtd == NULL) - return -ENOMEM; - - spin_lock_init(&prtd->lock); - - runtime->private_data = prtd; - - return 0; -} - -static int s6000_pcm_close(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct s6000_runtime_data *prtd = runtime->private_data; - - kfree(prtd); - - return 0; -} - -static int s6000_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par; - int ret; - ret = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); - if (ret < 0) { - printk(KERN_WARNING "s6000-pcm: allocation of memory failed\n"); - return ret; - } - - par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - - if (par->same_rate) { - spin_lock(&par->lock); - if (par->rate == -1 || - !(par->in_use & ~(1 << substream->stream))) { - par->rate = params_rate(hw_params); - par->in_use |= 1 << substream->stream; - } else if (params_rate(hw_params) != par->rate) { - snd_pcm_lib_free_pages(substream); - par->in_use &= ~(1 << substream->stream); - ret = -EBUSY; - } - spin_unlock(&par->lock); - } - return ret; -} - -static int s6000_pcm_hw_free(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; - struct s6000_pcm_dma_params *par = - snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); - - spin_lock(&par->lock); - par->in_use &= ~(1 << substream->stream); - if (!par->in_use) - par->rate = -1; - spin_unlock(&par->lock); - - return snd_pcm_lib_free_pages(substream); -} - -static struct snd_pcm_ops s6000_pcm_ops = { - .open = s6000_pcm_open, - .close = s6000_pcm_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = s6000_pcm_hw_params, - .hw_free = s6000_pcm_hw_free, - .trigger = s6000_pcm_trigger, - .prepare = s6000_pcm_prepare, - .pointer = s6000_pcm_pointer, -}; - -static void s6000_pcm_free(struct snd_pcm *pcm) -{ - struct snd_soc_pcm_runtime *runtime = pcm->private_data; - struct s6000_pcm_dma_params *params = - snd_soc_dai_get_dma_data(runtime->cpu_dai, - pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream); - - free_irq(params->irq, pcm); - snd_pcm_lib_preallocate_free_for_all(pcm); -} - -static int s6000_pcm_new(struct snd_soc_pcm_runtime *runtime) -{ - struct snd_card *card = runtime->card->snd_card; - struct snd_pcm *pcm = runtime->pcm; - struct s6000_pcm_dma_params *params; - int res; - - params = snd_soc_dai_get_dma_data(runtime->cpu_dai, - pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream); - - res = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32)); - if (res) - return res; - - if (params->dma_in) { - s6dmac_disable_chan(DMA_MASK_DMAC(params->dma_in), - DMA_INDEX_CHNL(params->dma_in)); - s6dmac_int_sources(DMA_MASK_DMAC(params->dma_in), - DMA_INDEX_CHNL(params->dma_in)); - } - - if (params->dma_out) { - s6dmac_disable_chan(DMA_MASK_DMAC(params->dma_out), - DMA_INDEX_CHNL(params->dma_out)); - s6dmac_int_sources(DMA_MASK_DMAC(params->dma_out), - DMA_INDEX_CHNL(params->dma_out)); - } - - res = request_irq(params->irq, s6000_pcm_irq, IRQF_SHARED, - "s6000-audio", pcm); - if (res) { - printk(KERN_ERR "s6000-pcm couldn't get IRQ\n"); - return res; - } - - res = snd_pcm_lib_preallocate_pages_for_all(pcm, - SNDRV_DMA_TYPE_DEV, - card->dev, - S6_PCM_PREALLOCATE_SIZE, - S6_PCM_PREALLOCATE_MAX); - if (res) - printk(KERN_WARNING "s6000-pcm: preallocation failed\n"); - - spin_lock_init(¶ms->lock); - params->in_use = 0; - params->rate = -1; - return 0; -} - -static struct snd_soc_platform_driver s6000_soc_platform = { - .ops = &s6000_pcm_ops, - .pcm_new = s6000_pcm_new, - .pcm_free = s6000_pcm_free, -}; - -static int s6000_soc_platform_probe(struct platform_device *pdev) -{ - return snd_soc_register_platform(&pdev->dev, &s6000_soc_platform); -} - -static int s6000_soc_platform_remove(struct platform_device *pdev) -{ - snd_soc_unregister_platform(&pdev->dev); - return 0; -} - -static struct platform_driver s6000_pcm_driver = { - .driver = { - .name = "s6000-pcm-audio", - .owner = THIS_MODULE, - }, - - .probe = s6000_soc_platform_probe, - .remove = s6000_soc_platform_remove, -}; - -module_platform_driver(s6000_pcm_driver); - -MODULE_AUTHOR("Daniel Gloeckner"); -MODULE_DESCRIPTION("Stretch s6000 family PCM DMA module"); -MODULE_LICENSE("GPL"); diff --git a/sound/soc/s6000/s6000-pcm.h b/sound/soc/s6000/s6000-pcm.h deleted file mode 100644 index 09d9b883e58b..000000000000 --- a/sound/soc/s6000/s6000-pcm.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * ALSA PCM interface for the Stretch s6000 family - * - * Author: Daniel Gloeckner, <dg@emlix.com> - * Copyright: (C) 2009 emlix GmbH <info@emlix.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef _S6000_PCM_H -#define _S6000_PCM_H - -struct snd_soc_dai; -struct snd_pcm_substream; - -struct s6000_pcm_dma_params { - unsigned int (*check_xrun)(struct snd_soc_dai *cpu_dai); - int (*trigger)(struct snd_pcm_substream *substream, int cmd, int after); - dma_addr_t sif_in; - dma_addr_t sif_out; - u32 dma_in; - u32 dma_out; - int irq; - int same_rate; - - spinlock_t lock; - int in_use; - int rate; -}; - -#endif diff --git a/sound/soc/s6000/s6105-ipcam.c b/sound/soc/s6000/s6105-ipcam.c deleted file mode 100644 index 3510c01f8a6a..000000000000 --- a/sound/soc/s6000/s6105-ipcam.c +++ /dev/null @@ -1,221 +0,0 @@ -/* - * ASoC driver for Stretch s6105 IP camera platform - * - * Author: Daniel Gloeckner, <dg@emlix.com> - * Copyright: (C) 2009 emlix GmbH <info@emlix.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/platform_device.h> -#include <linux/i2c.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> - -#include "s6000-pcm.h" -#include "s6000-i2s.h" - -#define S6105_CAM_CODEC_CLOCK 12288000 - -static int s6105_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - int ret = 0; - - /* set codec DAI configuration */ - ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S | - SND_SOC_DAIFMT_CBM_CFM); - if (ret < 0) - return ret; - - /* set cpu DAI configuration */ - ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_CBM_CFM | - SND_SOC_DAIFMT_NB_NF); - if (ret < 0) - return ret; - - /* set the codec system clock */ - ret = snd_soc_dai_set_sysclk(codec_dai, 0, S6105_CAM_CODEC_CLOCK, - SND_SOC_CLOCK_OUT); - if (ret < 0) - return ret; - - return 0; -} - -static struct snd_soc_ops s6105_ops = { - .hw_params = s6105_hw_params, -}; - -/* s6105 machine dapm widgets */ -static const struct snd_soc_dapm_widget aic3x_dapm_widgets[] = { - SND_SOC_DAPM_LINE("Audio Out Differential", NULL), - SND_SOC_DAPM_LINE("Audio Out Stereo", NULL), - SND_SOC_DAPM_LINE("Audio In", NULL), -}; - -/* s6105 machine audio_mapnections to the codec pins */ -static const struct snd_soc_dapm_route audio_map[] = { - /* Audio Out connected to HPLOUT, HPLCOM, HPROUT */ - {"Audio Out Differential", NULL, "HPLOUT"}, - {"Audio Out Differential", NULL, "HPLCOM"}, - {"Audio Out Stereo", NULL, "HPLOUT"}, - {"Audio Out Stereo", NULL, "HPROUT"}, - - /* Audio In connected to LINE1L, LINE1R */ - {"LINE1L", NULL, "Audio In"}, - {"LINE1R", NULL, "Audio In"}, -}; - -static int output_type_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; - uinfo->count = 1; - uinfo->value.enumerated.items = 2; - if (uinfo->value.enumerated.item) { - uinfo->value.enumerated.item = 1; - strcpy(uinfo->value.enumerated.name, "HPLOUT/HPROUT"); - } else { - strcpy(uinfo->value.enumerated.name, "HPLOUT/HPLCOM"); - } - return 0; -} - -static int output_type_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.enumerated.item[0] = kcontrol->private_value; - return 0; -} - -static int output_type_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = kcontrol->private_data; - struct snd_soc_dapm_context *dapm = &card->dapm; - unsigned int val = (ucontrol->value.enumerated.item[0] != 0); - char *differential = "Audio Out Differential"; - char *stereo = "Audio Out Stereo"; - - if (kcontrol->private_value == val) - return 0; - kcontrol->private_value = val; - snd_soc_dapm_disable_pin(dapm, val ? differential : stereo); - snd_soc_dapm_sync(dapm); - snd_soc_dapm_enable_pin(dapm, val ? stereo : differential); - snd_soc_dapm_sync(dapm); - - return 1; -} - -static const struct snd_kcontrol_new audio_out_mux = { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "Master Output Mux", - .index = 0, - .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, - .info = output_type_info, - .get = output_type_get, - .put = output_type_put, - .private_value = 1 /* default to stereo */ -}; - -/* Logic for a aic3x as connected on the s6105 ip camera ref design */ -static int s6105_aic3x_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_card *card = rtd->card; - - /* must correspond to audio_out_mux.private_value initializer */ - snd_soc_dapm_disable_pin(&card->dapm, "Audio Out Differential"); - - snd_ctl_add(card->snd_card, snd_ctl_new1(&audio_out_mux, card)); - - return 0; -} - -/* s6105 digital audio interface glue - connects codec <--> CPU */ -static struct snd_soc_dai_link s6105_dai = { - .name = "TLV320AIC31", - .stream_name = "AIC31", - .cpu_dai_name = "s6000-i2s", - .codec_dai_name = "tlv320aic3x-hifi", - .platform_name = "s6000-pcm-audio", - .codec_name = "tlv320aic3x-codec.0-001a", - .init = s6105_aic3x_init, - .ops = &s6105_ops, -}; - -/* s6105 audio machine driver */ -static struct snd_soc_card snd_soc_card_s6105 = { - .name = "Stretch IP Camera", - .owner = THIS_MODULE, - .dai_link = &s6105_dai, - .num_links = 1, - - .dapm_widgets = aic3x_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(aic3x_dapm_widgets), - .dapm_routes = audio_map, - .num_dapm_routes = ARRAY_SIZE(audio_map), - .fully_routed = true, -}; - -static struct s6000_snd_platform_data s6105_snd_data __initdata = { - .wide = 0, - .channel_in = 0, - .channel_out = 1, - .lines_in = 1, - .lines_out = 1, - .same_rate = 1, -}; - -static struct platform_device *s6105_snd_device; - -/* temporary i2c device creation until this can be moved into the machine - * support file. -*/ -static struct i2c_board_info i2c_device[] = { - { I2C_BOARD_INFO("tlv320aic33", 0x18), } -}; - -static int __init s6105_init(void) -{ - int ret; - - i2c_register_board_info(0, i2c_device, ARRAY_SIZE(i2c_device)); - - s6105_snd_device = platform_device_alloc("soc-audio", -1); - if (!s6105_snd_device) - return -ENOMEM; - - platform_set_drvdata(s6105_snd_device, &snd_soc_card_s6105); - platform_device_add_data(s6105_snd_device, &s6105_snd_data, - sizeof(s6105_snd_data)); - - ret = platform_device_add(s6105_snd_device); - if (ret) - platform_device_put(s6105_snd_device); - - return ret; -} - -static void __exit s6105_exit(void) -{ - platform_device_unregister(s6105_snd_device); -} - -module_init(s6105_init); -module_exit(s6105_exit); - -MODULE_AUTHOR("Daniel Gloeckner"); -MODULE_DESCRIPTION("Stretch s6105 IP camera ASoC driver"); -MODULE_LICENSE("GPL"); |