diff --git a/[refs] b/[refs] index 0bd9f74ef13b..9bcc4985bf56 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 53f63189b1110559dce8c1ee29e8abc3e31f7630 +refs/heads/master: fffe01f7a768d07cc50ace71abe28fbf2f786a43 diff --git a/trunk/Documentation/networking/ipvs-sysctl.txt b/trunk/Documentation/networking/ipvs-sysctl.txt index 9573d0c48c6e..f2a2488f1bf3 100644 --- a/trunk/Documentation/networking/ipvs-sysctl.txt +++ b/trunk/Documentation/networking/ipvs-sysctl.txt @@ -15,13 +15,6 @@ amemthresh - INTEGER enabled and the variable is automatically set to 2, otherwise the strategy is disabled and the variable is set to 1. -backup_only - BOOLEAN - 0 - disabled (default) - not 0 - enabled - - If set, disable the director function while the server is - in backup mode to avoid packet loops for DR/TUN methods. - conntrack - BOOLEAN 0 - disabled (default) not 0 - enabled diff --git a/trunk/Documentation/sound/alsa/ALSA-Configuration.txt b/trunk/Documentation/sound/alsa/ALSA-Configuration.txt index 95731a08f257..4499bd948860 100644 --- a/trunk/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/trunk/Documentation/sound/alsa/ALSA-Configuration.txt @@ -890,8 +890,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. enable_msi - Enable Message Signaled Interrupt (MSI) (default = off) power_save - Automatic power-saving timeout (in second, 0 = disable) - power_save_controller - Reset HD-audio controller in power-saving mode - (default = on) + power_save_controller - Support runtime D3 of HD-audio controller + (-1 = on for supported chip (default), false = off, + true = force to on even for unsupported hardware) align_buffer_size - Force rounding of buffer/period sizes to multiples of 128 bytes. This is more efficient in terms of memory access but isn't required by the HDA spec and prevents diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS index 836a6183c37f..4cf5fd334a06 100644 --- a/trunk/MAINTAINERS +++ b/trunk/MAINTAINERS @@ -3242,12 +3242,6 @@ F: Documentation/firmware_class/ F: drivers/base/firmware*.c F: include/linux/firmware.h -FLASHSYSTEM DRIVER (IBM FlashSystem 70/80 PCI SSD Flash Card) -M: Joshua Morris -M: Philip Kelleher -S: Maintained -F: drivers/block/rsxx/ - FLOPPY DRIVER M: Jiri Kosina T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/floppy.git @@ -5065,8 +5059,9 @@ S: Maintained F: drivers/net/ethernet/marvell/sk* MARVELL LIBERTAS WIRELESS DRIVER +M: Dan Williams L: libertas-dev@lists.infradead.org -S: Orphan +S: Maintained F: drivers/net/wireless/libertas/ MARVELL MV643XX ETHERNET DRIVER @@ -5568,7 +5563,6 @@ F: include/uapi/linux/if_* F: include/uapi/linux/netdevice.h NETXEN (1/10) GbE SUPPORT -M: Manish Chopra M: Sony Chacko M: Rajesh Borundia L: netdev@vger.kernel.org @@ -5689,7 +5683,7 @@ S: Maintained F: arch/arm/*omap*/*clock* OMAP POWER MANAGEMENT SUPPORT -M: Kevin Hilman +M: Kevin Hilman L: linux-omap@vger.kernel.org S: Maintained F: arch/arm/*omap*/*pm* @@ -5783,7 +5777,7 @@ F: arch/arm/*omap*/usb* OMAP GPIO DRIVER M: Santosh Shilimkar -M: Kevin Hilman +M: Kevin Hilman L: linux-omap@vger.kernel.org S: Maintained F: drivers/gpio/gpio-omap.c @@ -6215,7 +6209,7 @@ F: include/linux/power_supply.h F: drivers/power/ PNP SUPPORT -M: Rafael J. Wysocki +M: Adam Belay M: Bjorn Helgaas S: Maintained F: drivers/pnp/ @@ -6557,6 +6551,12 @@ S: Maintained F: Documentation/blockdev/ramdisk.txt F: drivers/block/brd.c +RAMSAM DRIVER (IBM RamSan 70/80 PCI SSD Flash Card) +M: Joshua Morris +M: Philip Kelleher +S: Maintained +F: drivers/block/rsxx/ + RANDOM NUMBER DRIVER M: Theodore Ts'o" S: Maintained @@ -7173,7 +7173,7 @@ F: arch/arm/mach-s3c2410/bast-irq.c TI DAVINCI MACHINE SUPPORT M: Sekhar Nori -M: Kevin Hilman +M: Kevin Hilman L: davinci-linux-open-source@linux.davincidsp.com (moderated for non-subscribers) T: git git://gitorious.org/linux-davinci/linux-davinci.git Q: http://patchwork.kernel.org/project/linux-davinci/list/ @@ -7706,10 +7706,9 @@ F: include/linux/swiotlb.h SYNOPSYS ARC ARCHITECTURE M: Vineet Gupta +L: linux-snps-arc@vger.kernel.org S: Supported F: arch/arc/ -F: Documentation/devicetree/bindings/arc/ -F: drivers/tty/serial/arc-uart.c SYSV FILESYSTEM M: Christoph Hellwig diff --git a/trunk/Makefile b/trunk/Makefile index 58a165b02af1..54d2b2a0fef0 100644 --- a/trunk/Makefile +++ b/trunk/Makefile @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 9 SUBLEVEL = 0 -EXTRAVERSION = -rc5 +EXTRAVERSION = -rc4 NAME = Unicycling Gorilla # *DOCUMENTATION* diff --git a/trunk/arch/arc/include/asm/dma-mapping.h b/trunk/arch/arc/include/asm/dma-mapping.h index 45b8e0cea176..31f77aec0823 100644 --- a/trunk/arch/arc/include/asm/dma-mapping.h +++ b/trunk/arch/arc/include/asm/dma-mapping.h @@ -126,7 +126,7 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int i; for_each_sg(sg, s, nents, i) - s->dma_address = dma_map_page(dev, sg_page(s), s->offset, + sg->dma_address = dma_map_page(dev, sg_page(s), s->offset, s->length, dir); return nents; diff --git a/trunk/arch/arc/include/asm/elf.h b/trunk/arch/arc/include/asm/elf.h index a26282857683..f4c8d36ebecb 100644 --- a/trunk/arch/arc/include/asm/elf.h +++ b/trunk/arch/arc/include/asm/elf.h @@ -72,4 +72,7 @@ extern int elf_check_arch(const struct elf32_hdr *); */ #define ELF_PLATFORM (NULL) +#define SET_PERSONALITY(ex) \ + set_personality(PER_LINUX | (current->personality & (~PER_MASK))) + #endif diff --git a/trunk/arch/arc/include/asm/entry.h b/trunk/arch/arc/include/asm/entry.h index eb2ae53187d9..23daa326fc9b 100644 --- a/trunk/arch/arc/include/asm/entry.h +++ b/trunk/arch/arc/include/asm/entry.h @@ -415,7 +415,7 @@ *-------------------------------------------------------------*/ .macro SAVE_ALL_EXCEPTION marker - st \marker, [sp, 8] /* orig_r8 */ + st \marker, [sp, 8] st r0, [sp, 4] /* orig_r0, needed only for sys calls */ /* Restore r9 used to code the early prologue */ diff --git a/trunk/arch/arc/include/asm/kgdb.h b/trunk/arch/arc/include/asm/kgdb.h index 4930957ca3d3..f3c4934f0ca9 100644 --- a/trunk/arch/arc/include/asm/kgdb.h +++ b/trunk/arch/arc/include/asm/kgdb.h @@ -13,7 +13,7 @@ #ifdef CONFIG_KGDB -#include +#include /* to ensure compatibility with Linux 2.6.35, we don't implement the get/set * register API yet */ @@ -53,7 +53,9 @@ enum arc700_linux_regnums { }; #else -#define kgdb_trap(regs, param) +static inline void kgdb_trap(struct pt_regs *regs, int param) +{ +} #endif #endif /* __ARC_KGDB_H__ */ diff --git a/trunk/arch/arc/include/asm/ptrace.h b/trunk/arch/arc/include/asm/ptrace.h index 6179de7e07c2..8ae783d20a81 100644 --- a/trunk/arch/arc/include/asm/ptrace.h +++ b/trunk/arch/arc/include/asm/ptrace.h @@ -123,7 +123,7 @@ static inline long regs_return_value(struct pt_regs *regs) #define orig_r8_IS_SCALL 0x0001 #define orig_r8_IS_SCALL_RESTARTED 0x0002 #define orig_r8_IS_BRKPT 0x0004 -#define orig_r8_IS_EXCPN 0x0008 +#define orig_r8_IS_EXCPN 0x0004 #define orig_r8_IS_IRQ1 0x0010 #define orig_r8_IS_IRQ2 0x0020 diff --git a/trunk/arch/arc/include/asm/syscalls.h b/trunk/arch/arc/include/asm/syscalls.h index dd785befe7fd..e53a5340ba4f 100644 --- a/trunk/arch/arc/include/asm/syscalls.h +++ b/trunk/arch/arc/include/asm/syscalls.h @@ -16,6 +16,8 @@ #include int sys_clone_wrapper(int, int, int, int, int); +int sys_fork_wrapper(void); +int sys_vfork_wrapper(void); int sys_cacheflush(uint32_t, uint32_t uint32_t); int sys_arc_settls(void *); int sys_arc_gettls(void); diff --git a/trunk/arch/arc/include/uapi/asm/ptrace.h b/trunk/arch/arc/include/uapi/asm/ptrace.h index 30333cec0fef..6afa4f702075 100644 --- a/trunk/arch/arc/include/uapi/asm/ptrace.h +++ b/trunk/arch/arc/include/uapi/asm/ptrace.h @@ -28,14 +28,14 @@ */ struct user_regs_struct { - struct { + struct scratch { long pad; long bta, lp_start, lp_end, lp_count; long status32, ret, blink, fp, gp; long r12, r11, r10, r9, r8, r7, r6, r5, r4, r3, r2, r1, r0; long sp; } scratch; - struct { + struct callee { long pad; long r25, r24, r23, r22, r21, r20; long r19, r18, r17, r16, r15, r14, r13; diff --git a/trunk/arch/arc/kernel/entry.S b/trunk/arch/arc/kernel/entry.S index 91eeab81f52d..ef6800ba2f03 100644 --- a/trunk/arch/arc/kernel/entry.S +++ b/trunk/arch/arc/kernel/entry.S @@ -452,7 +452,7 @@ tracesys: ; using ERET won't work since next-PC has already committed lr r12, [efa] GET_CURR_TASK_FIELD_PTR TASK_THREAD, r11 - st r12, [r11, THREAD_FAULT_ADDR] ; thread.fault_address + st r12, [r11, THREAD_FAULT_ADDR] ; PRE Sys Call Ptrace hook mov r0, sp ; pt_regs needed @@ -792,6 +792,31 @@ ARC_EXIT ret_from_fork ;################### Special Sys Call Wrappers ########################## +; TBD: call do_fork directly from here +ARC_ENTRY sys_fork_wrapper + SAVE_CALLEE_SAVED_USER + bl @sys_fork + DISCARD_CALLEE_SAVED_USER + + GET_CURR_THR_INFO_FLAGS r10 + btst r10, TIF_SYSCALL_TRACE + bnz tracesys_exit + + b ret_from_system_call +ARC_EXIT sys_fork_wrapper + +ARC_ENTRY sys_vfork_wrapper + SAVE_CALLEE_SAVED_USER + bl @sys_vfork + DISCARD_CALLEE_SAVED_USER + + GET_CURR_THR_INFO_FLAGS r10 + btst r10, TIF_SYSCALL_TRACE + bnz tracesys_exit + + b ret_from_system_call +ARC_EXIT sys_vfork_wrapper + ARC_ENTRY sys_clone_wrapper SAVE_CALLEE_SAVED_USER bl @sys_clone diff --git a/trunk/arch/arc/kernel/kgdb.c b/trunk/arch/arc/kernel/kgdb.c index 52bdc83c1495..2888ba5be47e 100644 --- a/trunk/arch/arc/kernel/kgdb.c +++ b/trunk/arch/arc/kernel/kgdb.c @@ -9,7 +9,6 @@ */ #include -#include #include #include diff --git a/trunk/arch/arc/kernel/setup.c b/trunk/arch/arc/kernel/setup.c index 2d95ac07df7b..dc0f968dae0a 100644 --- a/trunk/arch/arc/kernel/setup.c +++ b/trunk/arch/arc/kernel/setup.c @@ -232,8 +232,10 @@ char *arc_extn_mumbojumbo(int cpu_id, char *buf, int len) n += scnprintf(buf + n, len - n, "\n"); +#ifdef _ASM_GENERIC_UNISTD_H n += scnprintf(buf + n, len - n, - "OS ABI [v3]\t: no-legacy-syscalls\n"); + "OS ABI [v2]\t: asm-generic/{unistd,stat,fcntl}\n"); +#endif return buf; } diff --git a/trunk/arch/arc/kernel/sys.c b/trunk/arch/arc/kernel/sys.c index 9d6c1ca26af6..f6bdd07583f3 100644 --- a/trunk/arch/arc/kernel/sys.c +++ b/trunk/arch/arc/kernel/sys.c @@ -6,6 +6,8 @@ #include #define sys_clone sys_clone_wrapper +#define sys_fork sys_fork_wrapper +#define sys_vfork sys_vfork_wrapper #undef __SYSCALL #define __SYSCALL(nr, call) [nr] = (call), diff --git a/trunk/arch/arm/Kconfig b/trunk/arch/arm/Kconfig index 1cacda426a0e..13b739469c51 100644 --- a/trunk/arch/arm/Kconfig +++ b/trunk/arch/arm/Kconfig @@ -1183,9 +1183,9 @@ config ARM_NR_BANKS default 8 config IWMMXT - bool "Enable iWMMXt support" if !CPU_PJ4 + bool "Enable iWMMXt support" depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4 - default y if PXA27x || PXA3xx || ARCH_MMP || CPU_PJ4 + default y if PXA27x || PXA3xx || ARCH_MMP help Enable support for iWMMXt context switching at run time if running on a CPU that supports it. @@ -1439,16 +1439,6 @@ config ARM_ERRATA_775420 to deadlock. This workaround puts DSB before executing ISB if an abort may occur on cache maintenance. -config ARM_ERRATA_798181 - bool "ARM errata: TLBI/DSB failure on Cortex-A15" - depends on CPU_V7 && SMP - help - On Cortex-A15 (r0p0..r3p2) the TLBI*IS/DSB operations are not - adequately shooting down all use of the old entries. This - option enables the Linux kernel workaround for this erratum - which sends an IPI to the CPUs that are running the same ASID - as the one being invalidated. - endmenu source "arch/arm/common/Kconfig" diff --git a/trunk/arch/arm/Kconfig.debug b/trunk/arch/arm/Kconfig.debug index 9b31f4311ea2..ecfcdba2d17c 100644 --- a/trunk/arch/arm/Kconfig.debug +++ b/trunk/arch/arm/Kconfig.debug @@ -495,7 +495,6 @@ config DEBUG_IMX_UART_PORT DEBUG_IMX53_UART || \ DEBUG_IMX6Q_UART default 1 - depends on ARCH_MXC help Choose UART port on which kernel low-level debug messages should be output. diff --git a/trunk/arch/arm/boot/dts/armada-370-mirabox.dts b/trunk/arch/arm/boot/dts/armada-370-mirabox.dts index 3234875824dc..dd0c57dd9f30 100644 --- a/trunk/arch/arm/boot/dts/armada-370-mirabox.dts +++ b/trunk/arch/arm/boot/dts/armada-370-mirabox.dts @@ -54,7 +54,7 @@ }; mvsdio@d00d4000 { - pinctrl-0 = <&sdio_pins3>; + pinctrl-0 = <&sdio_pins2>; pinctrl-names = "default"; status = "okay"; /* diff --git a/trunk/arch/arm/boot/dts/armada-370.dtsi b/trunk/arch/arm/boot/dts/armada-370.dtsi index a195debb67d3..8188d138020e 100644 --- a/trunk/arch/arm/boot/dts/armada-370.dtsi +++ b/trunk/arch/arm/boot/dts/armada-370.dtsi @@ -59,12 +59,6 @@ "mpp50", "mpp51", "mpp52"; marvell,function = "sd0"; }; - - sdio_pins3: sdio-pins3 { - marvell,pins = "mpp48", "mpp49", "mpp50", - "mpp51", "mpp52", "mpp53"; - marvell,function = "sd0"; - }; }; gpio0: gpio@d0018100 { diff --git a/trunk/arch/arm/boot/dts/dbx5x0.dtsi b/trunk/arch/arm/boot/dts/dbx5x0.dtsi index aaa63d0a8096..9de93096601a 100644 --- a/trunk/arch/arm/boot/dts/dbx5x0.dtsi +++ b/trunk/arch/arm/boot/dts/dbx5x0.dtsi @@ -191,8 +191,8 @@ prcmu: prcmu@80157000 { compatible = "stericsson,db8500-prcmu"; - reg = <0x80157000 0x1000>, <0x801b0000 0x8000>, <0x801b8000 0x1000>; - reg-names = "prcmu", "prcmu-tcpm", "prcmu-tcdm"; + reg = <0x80157000 0x1000>; + reg-names = "prcmu"; interrupts = <0 47 0x4>; #address-cells = <1>; #size-cells = <1>; diff --git a/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts b/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts index c3573be7b92c..bd83b8fc7c83 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts @@ -77,7 +77,6 @@ }; nand@3000000 { - chip-delay = <40>; status = "okay"; partition@0 { diff --git a/trunk/arch/arm/boot/dts/orion5x.dtsi b/trunk/arch/arm/boot/dts/orion5x.dtsi index f7bec3b1ba32..8aad00f81ed9 100644 --- a/trunk/arch/arm/boot/dts/orion5x.dtsi +++ b/trunk/arch/arm/boot/dts/orion5x.dtsi @@ -13,9 +13,6 @@ compatible = "marvell,orion5x"; interrupt-parent = <&intc>; - aliases { - gpio0 = &gpio0; - }; intc: interrupt-controller { compatible = "marvell,orion-intc", "marvell,intc"; interrupt-controller; @@ -35,9 +32,7 @@ #gpio-cells = <2>; gpio-controller; reg = <0x10100 0x40>; - ngpios = <32>; - interrupt-controller; - #interrupt-cells = <2>; + ngpio = <32>; interrupts = <6>, <7>, <8>, <9>; }; @@ -96,7 +91,7 @@ reg = <0x90000 0x10000>, <0xf2200000 0x800>; reg-names = "regs", "sram"; - interrupts = <28>; + interrupts = <22>; status = "okay"; }; }; diff --git a/trunk/arch/arm/boot/dts/tegra20.dtsi b/trunk/arch/arm/boot/dts/tegra20.dtsi index 3d3f64d2111a..48d00a099ce3 100644 --- a/trunk/arch/arm/boot/dts/tegra20.dtsi +++ b/trunk/arch/arm/boot/dts/tegra20.dtsi @@ -385,7 +385,7 @@ spi@7000d800 { compatible = "nvidia,tegra20-slink"; - reg = <0x7000d800 0x200>; + reg = <0x7000d480 0x200>; interrupts = <0 83 0x04>; nvidia,dma-request-selector = <&apbdma 17>; #address-cells = <1>; diff --git a/trunk/arch/arm/boot/dts/tegra30.dtsi b/trunk/arch/arm/boot/dts/tegra30.dtsi index dbf46c272562..9d87a3ffe998 100644 --- a/trunk/arch/arm/boot/dts/tegra30.dtsi +++ b/trunk/arch/arm/boot/dts/tegra30.dtsi @@ -372,7 +372,7 @@ spi@7000d800 { compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink"; - reg = <0x7000d800 0x200>; + reg = <0x7000d480 0x200>; interrupts = <0 83 0x04>; nvidia,dma-request-selector = <&apbdma 17>; #address-cells = <1>; diff --git a/trunk/arch/arm/include/asm/delay.h b/trunk/arch/arm/include/asm/delay.h index dff714d886d5..720799fd3a81 100644 --- a/trunk/arch/arm/include/asm/delay.h +++ b/trunk/arch/arm/include/asm/delay.h @@ -24,7 +24,7 @@ extern struct arm_delay_ops { void (*delay)(unsigned long); void (*const_udelay)(unsigned long); void (*udelay)(unsigned long); - unsigned long ticks_per_jiffy; + bool const_clock; } arm_delay_ops; #define __delay(n) arm_delay_ops.delay(n) diff --git a/trunk/arch/arm/include/asm/highmem.h b/trunk/arch/arm/include/asm/highmem.h index 91b99abe7a95..8c5e828f484d 100644 --- a/trunk/arch/arm/include/asm/highmem.h +++ b/trunk/arch/arm/include/asm/highmem.h @@ -41,13 +41,6 @@ extern void kunmap_high(struct page *page); #endif #endif -/* - * Needed to be able to broadcast the TLB invalidation for kmap. - */ -#ifdef CONFIG_ARM_ERRATA_798181 -#undef ARCH_NEEDS_KMAP_HIGH_GET -#endif - #ifdef ARCH_NEEDS_KMAP_HIGH_GET extern void *kmap_high_get(struct page *page); #else diff --git a/trunk/arch/arm/include/asm/mmu_context.h b/trunk/arch/arm/include/asm/mmu_context.h index a7b85e0d0cc1..863a6611323c 100644 --- a/trunk/arch/arm/include/asm/mmu_context.h +++ b/trunk/arch/arm/include/asm/mmu_context.h @@ -27,8 +27,6 @@ void __check_vmalloc_seq(struct mm_struct *mm); void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk); #define init_new_context(tsk,mm) ({ atomic64_set(&mm->context.id, 0); 0; }) -DECLARE_PER_CPU(atomic64_t, active_asids); - #else /* !CONFIG_CPU_HAS_ASID */ #ifdef CONFIG_MMU diff --git a/trunk/arch/arm/include/asm/tlbflush.h b/trunk/arch/arm/include/asm/tlbflush.h index 9e9c041358ca..4db8c8820f0d 100644 --- a/trunk/arch/arm/include/asm/tlbflush.h +++ b/trunk/arch/arm/include/asm/tlbflush.h @@ -450,21 +450,6 @@ static inline void local_flush_bp_all(void) isb(); } -#ifdef CONFIG_ARM_ERRATA_798181 -static inline void dummy_flush_tlb_a15_erratum(void) -{ - /* - * Dummy TLBIMVAIS. Using the unmapped address 0 and ASID 0. - */ - asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (0)); - dsb(); -} -#else -static inline void dummy_flush_tlb_a15_erratum(void) -{ -} -#endif - /* * flush_pmd_entry * diff --git a/trunk/arch/arm/kernel/entry-common.S b/trunk/arch/arm/kernel/entry-common.S index fefd7f971437..3248cde504ed 100644 --- a/trunk/arch/arm/kernel/entry-common.S +++ b/trunk/arch/arm/kernel/entry-common.S @@ -276,13 +276,7 @@ ENDPROC(ftrace_graph_caller_old) */ .macro mcount_enter -/* - * This pad compensates for the push {lr} at the call site. Note that we are - * unable to unwind through a function which does not otherwise save its lr. - */ - UNWIND(.pad #4) stmdb sp!, {r0-r3, lr} - UNWIND(.save {r0-r3, lr}) .endm .macro mcount_get_lr reg @@ -295,7 +289,6 @@ ENDPROC(ftrace_graph_caller_old) .endm ENTRY(__gnu_mcount_nc) -UNWIND(.fnstart) #ifdef CONFIG_DYNAMIC_FTRACE mov ip, lr ldmia sp!, {lr} @@ -303,22 +296,17 @@ UNWIND(.fnstart) #else __mcount #endif -UNWIND(.fnend) ENDPROC(__gnu_mcount_nc) #ifdef CONFIG_DYNAMIC_FTRACE ENTRY(ftrace_caller) -UNWIND(.fnstart) __ftrace_caller -UNWIND(.fnend) ENDPROC(ftrace_caller) #endif #ifdef CONFIG_FUNCTION_GRAPH_TRACER ENTRY(ftrace_graph_caller) -UNWIND(.fnstart) __ftrace_graph_caller -UNWIND(.fnend) ENDPROC(ftrace_graph_caller) #endif diff --git a/trunk/arch/arm/kernel/head.S b/trunk/arch/arm/kernel/head.S index 8bac553fe213..e0eb9a1cae77 100644 --- a/trunk/arch/arm/kernel/head.S +++ b/trunk/arch/arm/kernel/head.S @@ -267,7 +267,7 @@ __create_page_tables: addne r6, r6, #1 << SECTION_SHIFT strne r6, [r3] -#if defined(CONFIG_ARM_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8) +#if defined(CONFIG_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8) sub r4, r4, #4 @ Fixup page table pointer @ for 64-bit descriptors #endif diff --git a/trunk/arch/arm/kernel/hw_breakpoint.c b/trunk/arch/arm/kernel/hw_breakpoint.c index 5dc1aa6f0f7d..96093b75ab90 100644 --- a/trunk/arch/arm/kernel/hw_breakpoint.c +++ b/trunk/arch/arm/kernel/hw_breakpoint.c @@ -966,7 +966,7 @@ static void reset_ctrl_regs(void *unused) } if (err) { - pr_warn_once("CPU %d debug is powered down!\n", cpu); + pr_warning("CPU %d debug is powered down!\n", cpu); cpumask_or(&debug_err_mask, &debug_err_mask, cpumask_of(cpu)); return; } @@ -987,7 +987,7 @@ static void reset_ctrl_regs(void *unused) isb(); if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) { - pr_warn_once("CPU %d failed to disable vector catch\n", cpu); + pr_warning("CPU %d failed to disable vector catch\n", cpu); return; } @@ -1007,7 +1007,7 @@ static void reset_ctrl_regs(void *unused) } if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) { - pr_warn_once("CPU %d failed to clear debug register pairs\n", cpu); + pr_warning("CPU %d failed to clear debug register pairs\n", cpu); return; } diff --git a/trunk/arch/arm/kernel/setup.c b/trunk/arch/arm/kernel/setup.c index d343a6c3a6d1..3f6cbb2e3eda 100644 --- a/trunk/arch/arm/kernel/setup.c +++ b/trunk/arch/arm/kernel/setup.c @@ -353,23 +353,6 @@ void __init early_print(const char *str, ...) printk("%s", buf); } -static void __init cpuid_init_hwcaps(void) -{ - unsigned int divide_instrs; - - if (cpu_architecture() < CPU_ARCH_ARMv7) - return; - - divide_instrs = (read_cpuid_ext(CPUID_EXT_ISAR0) & 0x0f000000) >> 24; - - switch (divide_instrs) { - case 2: - elf_hwcap |= HWCAP_IDIVA; - case 1: - elf_hwcap |= HWCAP_IDIVT; - } -} - static void __init feat_v6_fixup(void) { int id = read_cpuid_id(); @@ -500,11 +483,8 @@ static void __init setup_processor(void) snprintf(elf_platform, ELF_PLATFORM_SIZE, "%s%c", list->elf_name, ENDIANNESS); elf_hwcap = list->elf_hwcap; - - cpuid_init_hwcaps(); - #ifndef CONFIG_ARM_THUMB - elf_hwcap &= ~(HWCAP_THUMB | HWCAP_IDIVT); + elf_hwcap &= ~HWCAP_THUMB; #endif feat_v6_fixup(); @@ -544,7 +524,7 @@ int __init arm_add_memory(phys_addr_t start, phys_addr_t size) size -= start & ~PAGE_MASK; bank->start = PAGE_ALIGN(start); -#ifndef CONFIG_ARM_LPAE +#ifndef CONFIG_LPAE if (bank->start + size < bank->start) { printk(KERN_CRIT "Truncating memory at 0x%08llx to fit in " "32-bit physical address space\n", (long long)start); diff --git a/trunk/arch/arm/kernel/smp.c b/trunk/arch/arm/kernel/smp.c index 1f2ccccaf009..79078edbb9bc 100644 --- a/trunk/arch/arm/kernel/smp.c +++ b/trunk/arch/arm/kernel/smp.c @@ -673,6 +673,9 @@ static int cpufreq_callback(struct notifier_block *nb, if (freq->flags & CPUFREQ_CONST_LOOPS) return NOTIFY_OK; + if (arm_delay_ops.const_clock) + return NOTIFY_OK; + if (!per_cpu(l_p_j_ref, cpu)) { per_cpu(l_p_j_ref, cpu) = per_cpu(cpu_data, cpu).loops_per_jiffy; diff --git a/trunk/arch/arm/kernel/smp_tlb.c b/trunk/arch/arm/kernel/smp_tlb.c index e82e1d248772..bd0300531399 100644 --- a/trunk/arch/arm/kernel/smp_tlb.c +++ b/trunk/arch/arm/kernel/smp_tlb.c @@ -12,7 +12,6 @@ #include #include -#include /**********************************************************************/ @@ -70,72 +69,12 @@ static inline void ipi_flush_bp_all(void *ignored) local_flush_bp_all(); } -#ifdef CONFIG_ARM_ERRATA_798181 -static int erratum_a15_798181(void) -{ - unsigned int midr = read_cpuid_id(); - - /* Cortex-A15 r0p0..r3p2 affected */ - if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2) - return 0; - return 1; -} -#else -static int erratum_a15_798181(void) -{ - return 0; -} -#endif - -static void ipi_flush_tlb_a15_erratum(void *arg) -{ - dmb(); -} - -static void broadcast_tlb_a15_erratum(void) -{ - if (!erratum_a15_798181()) - return; - - dummy_flush_tlb_a15_erratum(); - smp_call_function_many(cpu_online_mask, ipi_flush_tlb_a15_erratum, - NULL, 1); -} - -static void broadcast_tlb_mm_a15_erratum(struct mm_struct *mm) -{ - int cpu; - cpumask_t mask = { CPU_BITS_NONE }; - - if (!erratum_a15_798181()) - return; - - dummy_flush_tlb_a15_erratum(); - for_each_online_cpu(cpu) { - if (cpu == smp_processor_id()) - continue; - /* - * We only need to send an IPI if the other CPUs are running - * the same ASID as the one being invalidated. There is no - * need for locking around the active_asids check since the - * switch_mm() function has at least one dmb() (as required by - * this workaround) in case a context switch happens on - * another CPU after the condition below. - */ - if (atomic64_read(&mm->context.id) == - atomic64_read(&per_cpu(active_asids, cpu))) - cpumask_set_cpu(cpu, &mask); - } - smp_call_function_many(&mask, ipi_flush_tlb_a15_erratum, NULL, 1); -} - void flush_tlb_all(void) { if (tlb_ops_need_broadcast()) on_each_cpu(ipi_flush_tlb_all, NULL, 1); else local_flush_tlb_all(); - broadcast_tlb_a15_erratum(); } void flush_tlb_mm(struct mm_struct *mm) @@ -144,7 +83,6 @@ void flush_tlb_mm(struct mm_struct *mm) on_each_cpu_mask(mm_cpumask(mm), ipi_flush_tlb_mm, mm, 1); else local_flush_tlb_mm(mm); - broadcast_tlb_mm_a15_erratum(mm); } void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) @@ -157,7 +95,6 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) &ta, 1); } else local_flush_tlb_page(vma, uaddr); - broadcast_tlb_mm_a15_erratum(vma->vm_mm); } void flush_tlb_kernel_page(unsigned long kaddr) @@ -168,7 +105,6 @@ void flush_tlb_kernel_page(unsigned long kaddr) on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1); } else local_flush_tlb_kernel_page(kaddr); - broadcast_tlb_a15_erratum(); } void flush_tlb_range(struct vm_area_struct *vma, @@ -183,7 +119,6 @@ void flush_tlb_range(struct vm_area_struct *vma, &ta, 1); } else local_flush_tlb_range(vma, start, end); - broadcast_tlb_mm_a15_erratum(vma->vm_mm); } void flush_tlb_kernel_range(unsigned long start, unsigned long end) @@ -195,7 +130,6 @@ void flush_tlb_kernel_range(unsigned long start, unsigned long end) on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1); } else local_flush_tlb_kernel_range(start, end); - broadcast_tlb_a15_erratum(); } void flush_bp_all(void) diff --git a/trunk/arch/arm/kvm/vgic.c b/trunk/arch/arm/kvm/vgic.c index 0e4cfe123b38..c9a17316e9fe 100644 --- a/trunk/arch/arm/kvm/vgic.c +++ b/trunk/arch/arm/kvm/vgic.c @@ -883,7 +883,8 @@ static bool vgic_queue_irq(struct kvm_vcpu *vcpu, u8 sgi_source_id, int irq) lr, irq, vgic_cpu->vgic_lr[lr]); BUG_ON(!test_bit(lr, vgic_cpu->lr_used)); vgic_cpu->vgic_lr[lr] |= GICH_LR_PENDING_BIT; - return true; + + goto out; } /* Try to use another LR for this interrupt */ @@ -897,6 +898,7 @@ static bool vgic_queue_irq(struct kvm_vcpu *vcpu, u8 sgi_source_id, int irq) vgic_cpu->vgic_irq_lr_map[irq] = lr; set_bit(lr, vgic_cpu->lr_used); +out: if (!vgic_irq_is_edge(vcpu, irq)) vgic_cpu->vgic_lr[lr] |= GICH_LR_EOI; @@ -1016,6 +1018,21 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu) kvm_debug("MISR = %08x\n", vgic_cpu->vgic_misr); + /* + * We do not need to take the distributor lock here, since the only + * action we perform is clearing the irq_active_bit for an EOIed + * level interrupt. There is a potential race with + * the queuing of an interrupt in __kvm_vgic_flush_hwstate(), where we + * check if the interrupt is already active. Two possibilities: + * + * - The queuing is occurring on the same vcpu: cannot happen, + * as we're already in the context of this vcpu, and + * executing the handler + * - The interrupt has been migrated to another vcpu, and we + * ignore this interrupt for this run. Big deal. It is still + * pending though, and will get considered when this vcpu + * exits. + */ if (vgic_cpu->vgic_misr & GICH_MISR_EOI) { /* * Some level interrupts have been EOIed. Clear their @@ -1037,13 +1054,6 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu) } else { vgic_cpu_irq_clear(vcpu, irq); } - - /* - * Despite being EOIed, the LR may not have - * been marked as empty. - */ - set_bit(lr, (unsigned long *)vgic_cpu->vgic_elrsr); - vgic_cpu->vgic_lr[lr] &= ~GICH_LR_ACTIVE_BIT; } } @@ -1054,8 +1064,9 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu) } /* - * Sync back the VGIC state after a guest run. The distributor lock is - * needed so we don't get preempted in the middle of the state processing. + * Sync back the VGIC state after a guest run. We do not really touch + * the distributor here (the irq_pending_on_cpu bit is safe to set), + * so there is no need for taking its lock. */ static void __kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu) { @@ -1101,14 +1112,10 @@ void kvm_vgic_flush_hwstate(struct kvm_vcpu *vcpu) void kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu) { - struct vgic_dist *dist = &vcpu->kvm->arch.vgic; - if (!irqchip_in_kernel(vcpu->kvm)) return; - spin_lock(&dist->lock); __kvm_vgic_sync_hwstate(vcpu); - spin_unlock(&dist->lock); } int kvm_vgic_vcpu_pending_irq(struct kvm_vcpu *vcpu) diff --git a/trunk/arch/arm/lib/delay.c b/trunk/arch/arm/lib/delay.c index 64dbfa57204a..6b93f6a1a3c7 100644 --- a/trunk/arch/arm/lib/delay.c +++ b/trunk/arch/arm/lib/delay.c @@ -58,7 +58,7 @@ static void __timer_delay(unsigned long cycles) static void __timer_const_udelay(unsigned long xloops) { unsigned long long loops = xloops; - loops *= arm_delay_ops.ticks_per_jiffy; + loops *= loops_per_jiffy; __timer_delay(loops >> UDELAY_SHIFT); } @@ -73,13 +73,11 @@ void __init register_current_timer_delay(const struct delay_timer *timer) pr_info("Switching to timer-based delay loop\n"); delay_timer = timer; lpj_fine = timer->freq / HZ; - - /* cpufreq may scale loops_per_jiffy, so keep a private copy */ - arm_delay_ops.ticks_per_jiffy = lpj_fine; + loops_per_jiffy = lpj_fine; arm_delay_ops.delay = __timer_delay; arm_delay_ops.const_udelay = __timer_const_udelay; arm_delay_ops.udelay = __timer_udelay; - + arm_delay_ops.const_clock = true; delay_calibrated = true; } else { pr_info("Ignoring duplicate/late registration of read_current_timer delay\n"); diff --git a/trunk/arch/arm/mach-cns3xxx/core.c b/trunk/arch/arm/mach-cns3xxx/core.c index 52e4bb5cf12d..e698f26cc0cb 100644 --- a/trunk/arch/arm/mach-cns3xxx/core.c +++ b/trunk/arch/arm/mach-cns3xxx/core.c @@ -22,9 +22,19 @@ static struct map_desc cns3xxx_io_desc[] __initdata = { { - .virtual = CNS3XXX_TC11MP_SCU_BASE_VIRT, - .pfn = __phys_to_pfn(CNS3XXX_TC11MP_SCU_BASE), - .length = SZ_8K, + .virtual = CNS3XXX_TC11MP_TWD_BASE_VIRT, + .pfn = __phys_to_pfn(CNS3XXX_TC11MP_TWD_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT, + .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, + .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_DIST_BASE), + .length = SZ_4K, .type = MT_DEVICE, }, { .virtual = CNS3XXX_TIMER1_2_3_BASE_VIRT, diff --git a/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h b/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h index b1021aafa481..191c8e57f289 100644 --- a/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h +++ b/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h @@ -94,10 +94,10 @@ #define RTC_INTR_STS_OFFSET 0x34 #define CNS3XXX_MISC_BASE 0x76000000 /* Misc Control */ -#define CNS3XXX_MISC_BASE_VIRT 0xFB000000 /* Misc Control */ +#define CNS3XXX_MISC_BASE_VIRT 0xFFF07000 /* Misc Control */ #define CNS3XXX_PM_BASE 0x77000000 /* Power Management Control */ -#define CNS3XXX_PM_BASE_VIRT 0xFB001000 +#define CNS3XXX_PM_BASE_VIRT 0xFFF08000 #define PM_CLK_GATE_OFFSET 0x00 #define PM_SOFT_RST_OFFSET 0x04 @@ -109,7 +109,7 @@ #define PM_PLL_HM_PD_OFFSET 0x1C #define CNS3XXX_UART0_BASE 0x78000000 /* UART 0 */ -#define CNS3XXX_UART0_BASE_VIRT 0xFB002000 +#define CNS3XXX_UART0_BASE_VIRT 0xFFF09000 #define CNS3XXX_UART1_BASE 0x78400000 /* UART 1 */ #define CNS3XXX_UART1_BASE_VIRT 0xFFF0A000 @@ -130,7 +130,7 @@ #define CNS3XXX_I2S_BASE_VIRT 0xFFF10000 #define CNS3XXX_TIMER1_2_3_BASE 0x7C800000 /* Timer */ -#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFB003000 +#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFFF10800 #define TIMER1_COUNTER_OFFSET 0x00 #define TIMER1_AUTO_RELOAD_OFFSET 0x04 @@ -227,16 +227,16 @@ * Testchip peripheral and fpga gic regions */ #define CNS3XXX_TC11MP_SCU_BASE 0x90000000 /* IRQ, Test chip */ -#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFB004000 +#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFF000000 #define CNS3XXX_TC11MP_GIC_CPU_BASE 0x90000100 /* Test chip interrupt controller CPU interface */ -#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x100) +#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT 0xFF000100 #define CNS3XXX_TC11MP_TWD_BASE 0x90000600 -#define CNS3XXX_TC11MP_TWD_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x600) +#define CNS3XXX_TC11MP_TWD_BASE_VIRT 0xFF000600 #define CNS3XXX_TC11MP_GIC_DIST_BASE 0x90001000 /* Test chip interrupt controller distributor */ -#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x1000) +#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT 0xFF001000 #define CNS3XXX_TC11MP_L220_BASE 0x92002000 /* L220 registers */ #define CNS3XXX_TC11MP_L220_BASE_VIRT 0xFF002000 diff --git a/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h b/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h index b5cc77d2380b..d2afb4dd82ab 100644 --- a/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h +++ b/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h @@ -47,13 +47,9 @@ static void __raw_writel(unsigned int value, unsigned int ptr) static inline void putc(int c) { - int i; - - for (i = 0; i < 10000; i++) { - /* Transmit fifo not full? */ - if (!(__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF)) - break; - } + /* Transmit fifo not full? */ + while (__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF) + ; __raw_writeb(c, PHYS_UART_DATA); } diff --git a/trunk/arch/arm/mach-imx/common.h b/trunk/arch/arm/mach-imx/common.h index 5bf4a97ab241..5a800bfcec5b 100644 --- a/trunk/arch/arm/mach-imx/common.h +++ b/trunk/arch/arm/mach-imx/common.h @@ -110,8 +110,6 @@ void tzic_handle_irq(struct pt_regs *); extern void imx_enable_cpu(int cpu, bool enable); extern void imx_set_cpu_jump(int cpu, void *jump_addr); -extern u32 imx_get_cpu_arg(int cpu); -extern void imx_set_cpu_arg(int cpu, u32 arg); extern void v7_cpu_resume(void); extern u32 *pl310_get_save_ptr(void); #ifdef CONFIG_SMP diff --git a/trunk/arch/arm/mach-imx/hotplug.c b/trunk/arch/arm/mach-imx/hotplug.c index 361a253e2b63..7bc5fe15dda2 100644 --- a/trunk/arch/arm/mach-imx/hotplug.c +++ b/trunk/arch/arm/mach-imx/hotplug.c @@ -46,23 +46,11 @@ static inline void cpu_enter_lowpower(void) void imx_cpu_die(unsigned int cpu) { cpu_enter_lowpower(); - /* - * We use the cpu jumping argument register to sync with - * imx_cpu_kill() which is running on cpu0 and waiting for - * the register being cleared to kill the cpu. - */ - imx_set_cpu_arg(cpu, ~0); cpu_do_idle(); } int imx_cpu_kill(unsigned int cpu) { - unsigned long timeout = jiffies + msecs_to_jiffies(50); - - while (imx_get_cpu_arg(cpu) == 0) - if (time_after(jiffies, timeout)) - return 0; imx_enable_cpu(cpu, false); - imx_set_cpu_arg(cpu, 0); return 1; } diff --git a/trunk/arch/arm/mach-imx/src.c b/trunk/arch/arm/mach-imx/src.c index 09a742f8c7ab..e15f1555c59b 100644 --- a/trunk/arch/arm/mach-imx/src.c +++ b/trunk/arch/arm/mach-imx/src.c @@ -43,18 +43,6 @@ void imx_set_cpu_jump(int cpu, void *jump_addr) src_base + SRC_GPR1 + cpu * 8); } -u32 imx_get_cpu_arg(int cpu) -{ - cpu = cpu_logical_map(cpu); - return readl_relaxed(src_base + SRC_GPR1 + cpu * 8 + 4); -} - -void imx_set_cpu_arg(int cpu, u32 arg) -{ - cpu = cpu_logical_map(cpu); - writel_relaxed(arg, src_base + SRC_GPR1 + cpu * 8 + 4); -} - void imx_src_prepare_restart(void) { u32 val; diff --git a/trunk/arch/arm/mach-kirkwood/guruplug-setup.c b/trunk/arch/arm/mach-kirkwood/guruplug-setup.c index 08dd739aa709..1c6e736cbbf8 100644 --- a/trunk/arch/arm/mach-kirkwood/guruplug-setup.c +++ b/trunk/arch/arm/mach-kirkwood/guruplug-setup.c @@ -53,8 +53,6 @@ static struct mv_sata_platform_data guruplug_sata_data = { static struct mvsdio_platform_data guruplug_mvsdio_data = { /* unfortunately the CD signal has not been connected */ - .gpio_card_detect = -1, - .gpio_write_protect = -1, }; static struct gpio_led guruplug_led_pins[] = { diff --git a/trunk/arch/arm/mach-kirkwood/openrd-setup.c b/trunk/arch/arm/mach-kirkwood/openrd-setup.c index 6a6eb548307d..8ddd69fdc937 100644 --- a/trunk/arch/arm/mach-kirkwood/openrd-setup.c +++ b/trunk/arch/arm/mach-kirkwood/openrd-setup.c @@ -55,7 +55,6 @@ static struct mv_sata_platform_data openrd_sata_data = { static struct mvsdio_platform_data openrd_mvsdio_data = { .gpio_card_detect = 29, /* MPP29 used as SD card detect */ - .gpio_write_protect = -1, }; static unsigned int openrd_mpp_config[] __initdata = { diff --git a/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c b/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c index d24223166e06..c7d93b48926b 100644 --- a/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c +++ b/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c @@ -69,7 +69,6 @@ static struct mv_sata_platform_data rd88f6281_sata_data = { static struct mvsdio_platform_data rd88f6281_mvsdio_data = { .gpio_card_detect = 28, - .gpio_write_protect = -1, }; static unsigned int rd88f6281_mpp_config[] __initdata = { diff --git a/trunk/arch/arm/mach-msm/timer.c b/trunk/arch/arm/mach-msm/timer.c index f9fd77e8f1f5..2969027f02fa 100644 --- a/trunk/arch/arm/mach-msm/timer.c +++ b/trunk/arch/arm/mach-msm/timer.c @@ -62,10 +62,7 @@ static int msm_timer_set_next_event(unsigned long cycles, { u32 ctrl = readl_relaxed(event_base + TIMER_ENABLE); - ctrl &= ~TIMER_ENABLE_EN; - writel_relaxed(ctrl, event_base + TIMER_ENABLE); - - writel_relaxed(ctrl, event_base + TIMER_CLEAR); + writel_relaxed(0, event_base + TIMER_CLEAR); writel_relaxed(cycles, event_base + TIMER_MATCH_VAL); writel_relaxed(ctrl | TIMER_ENABLE_EN, event_base + TIMER_ENABLE); return 0; diff --git a/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c b/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c index 6a9195e10579..274ff58271de 100644 --- a/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c +++ b/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c @@ -44,8 +44,6 @@ #define ARMADA_370_XP_MAX_PER_CPU_IRQS (28) -#define ARMADA_370_XP_TIMER0_PER_CPU_IRQ (5) - #define ACTIVE_DOORBELLS (8) static DEFINE_RAW_SPINLOCK(irq_controller_lock); @@ -64,7 +62,7 @@ static void armada_370_xp_irq_mask(struct irq_data *d) #ifdef CONFIG_SMP irq_hw_number_t hwirq = irqd_to_hwirq(d); - if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ) + if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS) writel(hwirq, main_int_base + ARMADA_370_XP_INT_CLEAR_ENABLE_OFFS); else @@ -81,7 +79,7 @@ static void armada_370_xp_irq_unmask(struct irq_data *d) #ifdef CONFIG_SMP irq_hw_number_t hwirq = irqd_to_hwirq(d); - if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ) + if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS) writel(hwirq, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS); else @@ -149,7 +147,7 @@ static int armada_370_xp_mpic_irq_map(struct irq_domain *h, writel(hw, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS); irq_set_status_flags(virq, IRQ_LEVEL); - if (hw == ARMADA_370_XP_TIMER0_PER_CPU_IRQ) { + if (hw < ARMADA_370_XP_MAX_PER_CPU_IRQS) { irq_set_percpu_devid(virq); irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip, handle_percpu_devid_irq); diff --git a/trunk/arch/arm/mach-mxs/mach-mxs.c b/trunk/arch/arm/mach-mxs/mach-mxs.c index e7b781d3788f..3218f1f2c0e0 100644 --- a/trunk/arch/arm/mach-mxs/mach-mxs.c +++ b/trunk/arch/arm/mach-mxs/mach-mxs.c @@ -41,6 +41,8 @@ static struct fb_videomode mx23evk_video_modes[] = { .lower_margin = 4, .hsync_len = 1, .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -57,6 +59,8 @@ static struct fb_videomode mx28evk_video_modes[] = { .lower_margin = 10, .hsync_len = 10, .vsync_len = 10, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -73,6 +77,7 @@ static struct fb_videomode m28evk_video_modes[] = { .lower_margin = 45, .hsync_len = 1, .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT, }, }; @@ -89,7 +94,9 @@ static struct fb_videomode apx4devkit_video_modes[] = { .lower_margin = 13, .hsync_len = 48, .vsync_len = 3, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | + FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -106,7 +113,9 @@ static struct fb_videomode apf28dev_video_modes[] = { .lower_margin = 0x15, .hsync_len = 64, .vsync_len = 4, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | + FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -123,6 +132,7 @@ static struct fb_videomode cfa10049_video_modes[] = { .lower_margin = 2, .hsync_len = 15, .vsync_len = 15, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT }, }; @@ -249,8 +259,6 @@ static void __init imx23_evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(mx23evk_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; } static inline void enable_clk_enet_out(void) @@ -270,8 +278,6 @@ static void __init imx28_evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(mx28evk_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; mxs_saif_clkmux_select(MXS_DIGCTL_SAIF_CLKMUX_EXTMSTR0); } @@ -291,7 +297,6 @@ static void __init m28evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes); mxsfb_pdata.default_bpp = 16; mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT; } static void __init sc_sps1_init(void) @@ -317,8 +322,6 @@ static void __init apx4devkit_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(apx4devkit_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; } #define ENET0_MDC__GPIO_4_0 MXS_GPIO_NR(4, 0) @@ -404,7 +407,6 @@ static void __init cfa10049_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(cfa10049_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT; } static void __init cfa10037_init(void) @@ -421,8 +423,6 @@ static void __init apf28_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(apf28dev_video_modes); mxsfb_pdata.default_bpp = 16; mxsfb_pdata.ld_intf_width = STMLCDIF_16BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; } static void __init mxs_machine_init(void) diff --git a/trunk/arch/arm/mach-omap1/clock_data.c b/trunk/arch/arm/mach-omap1/clock_data.c index 6c4f766365a2..cb7c6ae2e3fc 100644 --- a/trunk/arch/arm/mach-omap1/clock_data.c +++ b/trunk/arch/arm/mach-omap1/clock_data.c @@ -538,6 +538,15 @@ static struct clk usb_hhc_ck16xx = { }; static struct clk usb_dc_ck = { + .name = "usb_dc_ck", + .ops = &clkops_generic, + /* Direct from ULPD, no parent */ + .rate = 48000000, + .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG), + .enable_bit = USB_REQ_EN_SHIFT, +}; + +static struct clk usb_dc_ck7xx = { .name = "usb_dc_ck", .ops = &clkops_generic, /* Direct from ULPD, no parent */ @@ -718,7 +727,8 @@ static struct omap_clk omap_clks[] = { CLK(NULL, "usb_clko", &usb_clko, CK_16XX | CK_1510 | CK_310), CLK(NULL, "usb_hhc_ck", &usb_hhc_ck1510, CK_1510 | CK_310), CLK(NULL, "usb_hhc_ck", &usb_hhc_ck16xx, CK_16XX), - CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX | CK_7XX), + CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX), + CLK(NULL, "usb_dc_ck", &usb_dc_ck7xx, CK_7XX), CLK(NULL, "mclk", &mclk_1510, CK_1510 | CK_310), CLK(NULL, "mclk", &mclk_16xx, CK_16XX), CLK(NULL, "bclk", &bclk_1510, CK_1510 | CK_310), diff --git a/trunk/arch/arm/mach-omap2/cclock44xx_data.c b/trunk/arch/arm/mach-omap2/cclock44xx_data.c index 0c6834ae1fc4..3d58f335f173 100644 --- a/trunk/arch/arm/mach-omap2/cclock44xx_data.c +++ b/trunk/arch/arm/mach-omap2/cclock44xx_data.c @@ -52,13 +52,6 @@ */ #define OMAP4_DPLL_ABE_DEFFREQ 98304000 -/* - * OMAP4 USB DPLL default frequency. In OMAP4430 TRM version V, section - * "3.6.3.9.5 DPLL_USB Preferred Settings" shows that the preferred - * locked frequency for the USB DPLL is 960MHz. - */ -#define OMAP4_DPLL_USB_DEFFREQ 960000000 - /* Root clocks */ DEFINE_CLK_FIXED_RATE(extalt_clkin_ck, CLK_IS_ROOT, 59000000, 0x0); @@ -1018,10 +1011,6 @@ DEFINE_CLK_OMAP_MUX(hsmmc2_fclk, "l3_init_clkdm", hsmmc1_fclk_sel, OMAP4430_CM_L3INIT_MMC2_CLKCTRL, OMAP4430_CLKSEL_MASK, hsmmc1_fclk_parents, func_dmic_abe_gfclk_ops); -DEFINE_CLK_GATE(ocp2scp_usb_phy_phy_48m, "func_48m_fclk", &func_48m_fclk, 0x0, - OMAP4430_CM_L3INIT_USBPHYOCP2SCP_CLKCTRL, - OMAP4430_OPTFCLKEN_PHY_48M_SHIFT, 0x0, NULL); - DEFINE_CLK_GATE(sha2md5_fck, "l3_div_ck", &l3_div_ck, 0x0, OMAP4430_CM_L4SEC_SHA2MD51_CLKCTRL, OMAP4430_MODULEMODE_SWCTRL_SHIFT, 0x0, NULL); @@ -1549,7 +1538,6 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "per_mcbsp4_gfclk", &per_mcbsp4_gfclk, CK_443X), CLK(NULL, "hsmmc1_fclk", &hsmmc1_fclk, CK_443X), CLK(NULL, "hsmmc2_fclk", &hsmmc2_fclk, CK_443X), - CLK(NULL, "ocp2scp_usb_phy_phy_48m", &ocp2scp_usb_phy_phy_48m, CK_443X), CLK(NULL, "sha2md5_fck", &sha2md5_fck, CK_443X), CLK(NULL, "slimbus1_fclk_1", &slimbus1_fclk_1, CK_443X), CLK(NULL, "slimbus1_fclk_0", &slimbus1_fclk_0, CK_443X), @@ -1717,13 +1705,5 @@ int __init omap4xxx_clk_init(void) if (rc) pr_err("%s: failed to configure ABE DPLL!\n", __func__); - /* - * Lock USB DPLL on OMAP4 devices so that the L3INIT power - * domain can transition to retention state when not in use. - */ - rc = clk_set_rate(&dpll_usb_ck, OMAP4_DPLL_USB_DEFFREQ); - if (rc) - pr_err("%s: failed to configure USB DPLL!\n", __func__); - return 0; } diff --git a/trunk/arch/arm/mach-omap2/common.h b/trunk/arch/arm/mach-omap2/common.h index d6ba13e1c540..40f4a03d728f 100644 --- a/trunk/arch/arm/mach-omap2/common.h +++ b/trunk/arch/arm/mach-omap2/common.h @@ -293,8 +293,5 @@ extern void omap_reserve(void); struct omap_hwmod; extern int omap_dss_reset(struct omap_hwmod *); -/* SoC specific clock initializer */ -extern int (*omap_clk_init)(void); - #endif /* __ASSEMBLER__ */ #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */ diff --git a/trunk/arch/arm/mach-omap2/io.c b/trunk/arch/arm/mach-omap2/io.c index 5c445ca1e271..2c3fdd65387b 100644 --- a/trunk/arch/arm/mach-omap2/io.c +++ b/trunk/arch/arm/mach-omap2/io.c @@ -54,12 +54,6 @@ #include "prm3xxx.h" #include "prm44xx.h" -/* - * omap_clk_init: points to a function that does the SoC-specific - * clock initializations - */ -int (*omap_clk_init)(void); - /* * The machine specific code may provide the extra mapping besides the * default mapping provided here. @@ -403,7 +397,7 @@ void __init omap2420_init_early(void) omap242x_clockdomains_init(); omap2420_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap2420_clk_init; + omap2420_clk_init(); } void __init omap2420_init_late(void) @@ -433,7 +427,7 @@ void __init omap2430_init_early(void) omap243x_clockdomains_init(); omap2430_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap2430_clk_init; + omap2430_clk_init(); } void __init omap2430_init_late(void) @@ -468,7 +462,7 @@ void __init omap3_init_early(void) omap3xxx_clockdomains_init(); omap3xxx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap3xxx_clk_init; + omap3xxx_clk_init(); } void __init omap3430_init_early(void) @@ -506,7 +500,7 @@ void __init ti81xx_init_early(void) omap3xxx_clockdomains_init(); omap3xxx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap3xxx_clk_init; + omap3xxx_clk_init(); } void __init omap3_init_late(void) @@ -574,7 +568,7 @@ void __init am33xx_init_early(void) am33xx_clockdomains_init(); am33xx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = am33xx_clk_init; + am33xx_clk_init(); } #endif @@ -599,7 +593,7 @@ void __init omap4430_init_early(void) omap44xx_clockdomains_init(); omap44xx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap4xxx_clk_init; + omap4xxx_clk_init(); } void __init omap4430_init_late(void) diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod.c b/trunk/arch/arm/mach-omap2/omap_hwmod.c index a202a4785104..c2c798c08c2b 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod.c +++ b/trunk/arch/arm/mach-omap2/omap_hwmod.c @@ -1368,9 +1368,7 @@ static void _enable_sysc(struct omap_hwmod *oh) } if (sf & SYSC_HAS_MIDLEMODE) { - if (oh->flags & HWMOD_FORCE_MSTANDBY) { - idlemode = HWMOD_IDLEMODE_FORCE; - } else if (oh->flags & HWMOD_SWSUP_MSTANDBY) { + if (oh->flags & HWMOD_SWSUP_MSTANDBY) { idlemode = HWMOD_IDLEMODE_NO; } else { if (sf & SYSC_HAS_ENAWAKEUP) @@ -1442,8 +1440,7 @@ static void _idle_sysc(struct omap_hwmod *oh) } if (sf & SYSC_HAS_MIDLEMODE) { - if ((oh->flags & HWMOD_SWSUP_MSTANDBY) || - (oh->flags & HWMOD_FORCE_MSTANDBY)) { + if (oh->flags & HWMOD_SWSUP_MSTANDBY) { idlemode = HWMOD_IDLEMODE_FORCE; } else { if (sf & SYSC_HAS_ENAWAKEUP) diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod.h b/trunk/arch/arm/mach-omap2/omap_hwmod.h index d5dc935f6060..d43d9b608eda 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod.h +++ b/trunk/arch/arm/mach-omap2/omap_hwmod.h @@ -427,8 +427,8 @@ struct omap_hwmod_omap4_prcm { * * HWMOD_SWSUP_SIDLE: omap_hwmod code should manually bring module in and out * of idle, rather than relying on module smart-idle - * HWMOD_SWSUP_MSTANDBY: omap_hwmod code should manually bring module in and - * out of standby, rather than relying on module smart-standby + * HWMOD_SWSUP_MSTDBY: omap_hwmod code should manually bring module in and out + * of standby, rather than relying on module smart-standby * HWMOD_INIT_NO_RESET: don't reset this module at boot - important for * SDRAM controller, etc. XXX probably belongs outside the main hwmod file * XXX Should be HWMOD_SETUP_NO_RESET @@ -459,10 +459,6 @@ struct omap_hwmod_omap4_prcm { * correctly, or this is being abused to deal with some PM latency * issues -- but we're currently suffering from a shortage of * folks who are able to track these issues down properly. - * HWMOD_FORCE_MSTANDBY: Always keep MIDLEMODE bits cleared so that device - * is kept in force-standby mode. Failing to do so causes PM problems - * with musb on OMAP3630 at least. Note that musb has a dedicated register - * to control MSTANDBY signal when MIDLEMODE is set to force-standby. */ #define HWMOD_SWSUP_SIDLE (1 << 0) #define HWMOD_SWSUP_MSTANDBY (1 << 1) @@ -475,7 +471,6 @@ struct omap_hwmod_omap4_prcm { #define HWMOD_16BIT_REG (1 << 8) #define HWMOD_EXT_OPT_MAIN_CLK (1 << 9) #define HWMOD_BLOCK_WFI (1 << 10) -#define HWMOD_FORCE_MSTANDBY (1 << 11) /* * omap_hwmod._int_flags definitions diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 5112d04e7b79..ac7e03ec952f 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -1707,14 +1707,9 @@ static struct omap_hwmod omap3xxx_usbhsotg_hwmod = { * Erratum ID: i479 idle_req / idle_ack mechanism potentially * broken when autoidle is enabled * workaround is to disable the autoidle bit at module level. - * - * Enabling the device in any other MIDLEMODE setting but force-idle - * causes core_pwrdm not enter idle states at least on OMAP3630. - * Note that musb has OTG_FORCESTDBY register that controls MSTANDBY - * signal when MIDLEMODE is set to force-idle. */ .flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE - | HWMOD_FORCE_MSTANDBY, + | HWMOD_SWSUP_MSTANDBY, }; /* usb_otg_hs */ diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 9e0576569e07..0e47d2e1687c 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -2714,10 +2714,6 @@ static struct omap_ocp2scp_dev ocp2scp_dev_attr[] = { { } }; -static struct omap_hwmod_opt_clk ocp2scp_usb_phy_opt_clks[] = { - { .role = "48mhz", .clk = "ocp2scp_usb_phy_phy_48m" }, -}; - /* ocp2scp_usb_phy */ static struct omap_hwmod omap44xx_ocp2scp_usb_phy_hwmod = { .name = "ocp2scp_usb_phy", @@ -2732,8 +2728,6 @@ static struct omap_hwmod omap44xx_ocp2scp_usb_phy_hwmod = { }, }, .dev_attr = ocp2scp_dev_attr, - .opt_clks = ocp2scp_usb_phy_opt_clks, - .opt_clks_cnt = ARRAY_SIZE(ocp2scp_usb_phy_opt_clks), }; /* diff --git a/trunk/arch/arm/mach-omap2/timer.c b/trunk/arch/arm/mach-omap2/timer.c index f62b509ed08d..2bdd4cf17a8f 100644 --- a/trunk/arch/arm/mach-omap2/timer.c +++ b/trunk/arch/arm/mach-omap2/timer.c @@ -547,8 +547,6 @@ static inline void __init realtime_counter_init(void) clksrc_nr, clksrc_src) \ void __init omap##name##_gptimer_timer_init(void) \ { \ - if (omap_clk_init) \ - omap_clk_init(); \ omap_dmtimer_init(); \ omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ omap2_gptimer_clocksource_init((clksrc_nr), clksrc_src); \ @@ -558,8 +556,6 @@ void __init omap##name##_gptimer_timer_init(void) \ clksrc_nr, clksrc_src) \ void __init omap##name##_sync32k_timer_init(void) \ { \ - if (omap_clk_init) \ - omap_clk_init(); \ omap_dmtimer_init(); \ omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ /* Enable the use of clocksource="gp_timer" kernel parameter */ \ diff --git a/trunk/arch/arm/mach-ux500/board-mop500-sdi.c b/trunk/arch/arm/mach-ux500/board-mop500-sdi.c index 7f2cb6c5e2c1..051b62c27102 100644 --- a/trunk/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/trunk/arch/arm/mach-ux500/board-mop500-sdi.c @@ -81,6 +81,7 @@ static struct stedma40_chan_cfg mop500_sdi0_dma_cfg_tx = { #endif struct mmci_platform_data mop500_sdi0_data = { + .ios_handler = mop500_sdi0_ios_handler, .ocr_mask = MMC_VDD_29_30, .f_max = 50000000, .capabilities = MMC_CAP_4_BIT_DATA | diff --git a/trunk/arch/arm/mach-ux500/board-mop500.c b/trunk/arch/arm/mach-ux500/board-mop500.c index 87d2d7b38ce9..b03457881c4b 100644 --- a/trunk/arch/arm/mach-ux500/board-mop500.c +++ b/trunk/arch/arm/mach-ux500/board-mop500.c @@ -12,7 +12,6 @@ #include #include #include -#include #include #include #include @@ -440,15 +439,6 @@ static void mop500_prox_deactivate(struct device *dev) regulator_put(prox_regulator); } -void mop500_snowball_ethernet_clock_enable(void) -{ - struct clk *clk; - - clk = clk_get_sys("fsmc", NULL); - if (!IS_ERR(clk)) - clk_prepare_enable(clk); -} - static struct cryp_platform_data u8500_cryp1_platform_data = { .mem_to_engine = { .dir = STEDMA40_MEM_TO_PERIPH, @@ -693,8 +683,6 @@ static void __init snowball_init_machine(void) mop500_audio_init(parent); mop500_uart_init(parent); - mop500_snowball_ethernet_clock_enable(); - /* This board has full regulator constraints */ regulator_has_full_constraints(); } diff --git a/trunk/arch/arm/mach-ux500/board-mop500.h b/trunk/arch/arm/mach-ux500/board-mop500.h index d38951be70df..eaa605f5d90d 100644 --- a/trunk/arch/arm/mach-ux500/board-mop500.h +++ b/trunk/arch/arm/mach-ux500/board-mop500.h @@ -104,7 +104,6 @@ void __init mop500_pinmaps_init(void); void __init snowball_pinmaps_init(void); void __init hrefv60_pinmaps_init(void); void mop500_audio_init(struct device *parent); -void mop500_snowball_ethernet_clock_enable(void); int __init mop500_uib_init(void); void mop500_uib_i2c_add(int busnum, struct i2c_board_info *info, diff --git a/trunk/arch/arm/mach-ux500/cpu-db8500.c b/trunk/arch/arm/mach-ux500/cpu-db8500.c index f1a581844372..19235cf7bbe3 100644 --- a/trunk/arch/arm/mach-ux500/cpu-db8500.c +++ b/trunk/arch/arm/mach-ux500/cpu-db8500.c @@ -312,10 +312,9 @@ static void __init u8500_init_machine(void) /* Pinmaps must be in place before devices register */ if (of_machine_is_compatible("st-ericsson,mop500")) mop500_pinmaps_init(); - else if (of_machine_is_compatible("calaosystems,snowball-a9500")) { + else if (of_machine_is_compatible("calaosystems,snowball-a9500")) snowball_pinmaps_init(); - mop500_snowball_ethernet_clock_enable(); - } else if (of_machine_is_compatible("st-ericsson,hrefv60+")) + else if (of_machine_is_compatible("st-ericsson,hrefv60+")) hrefv60_pinmaps_init(); else if (of_machine_is_compatible("st-ericsson,ccu9540")) {} /* TODO: Add pinmaps for ccu9540 board. */ diff --git a/trunk/arch/arm/mm/cache-l2x0.c b/trunk/arch/arm/mm/cache-l2x0.c index c465faca51b0..c2f37390308a 100644 --- a/trunk/arch/arm/mm/cache-l2x0.c +++ b/trunk/arch/arm/mm/cache-l2x0.c @@ -299,7 +299,7 @@ static void l2x0_unlock(u32 cache_id) int lockregs; int i; - switch (cache_id & L2X0_CACHE_ID_PART_MASK) { + switch (cache_id) { case L2X0_CACHE_ID_PART_L310: lockregs = 8; break; @@ -333,14 +333,15 @@ void __init l2x0_init(void __iomem *base, u32 aux_val, u32 aux_mask) if (cache_id_part_number_from_dt) cache_id = cache_id_part_number_from_dt; else - cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID); + cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID) + & L2X0_CACHE_ID_PART_MASK; aux = readl_relaxed(l2x0_base + L2X0_AUX_CTRL); aux &= aux_mask; aux |= aux_val; /* Determine the number of ways */ - switch (cache_id & L2X0_CACHE_ID_PART_MASK) { + switch (cache_id) { case L2X0_CACHE_ID_PART_L310: if (aux & (1 << 16)) ways = 16; @@ -724,6 +725,7 @@ static const struct l2x0_of_data pl310_data = { .flush_all = l2x0_flush_all, .inv_all = l2x0_inv_all, .disable = l2x0_disable, + .set_debug = pl310_set_debug, }, }; @@ -812,9 +814,10 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask) data->save(); of_init = true; - memcpy(&outer_cache, &data->outer_cache, sizeof(outer_cache)); l2x0_init(l2x0_base, aux_val, aux_mask); + memcpy(&outer_cache, &data->outer_cache, sizeof(outer_cache)); + return 0; } #endif diff --git a/trunk/arch/arm/mm/context.c b/trunk/arch/arm/mm/context.c index 2ac37372ef52..a5a4b2bc42ba 100644 --- a/trunk/arch/arm/mm/context.c +++ b/trunk/arch/arm/mm/context.c @@ -48,7 +48,7 @@ static DEFINE_RAW_SPINLOCK(cpu_asid_lock); static atomic64_t asid_generation = ATOMIC64_INIT(ASID_FIRST_VERSION); static DECLARE_BITMAP(asid_map, NUM_USER_ASIDS); -DEFINE_PER_CPU(atomic64_t, active_asids); +static DEFINE_PER_CPU(atomic64_t, active_asids); static DEFINE_PER_CPU(u64, reserved_asids); static cpumask_t tlb_flush_pending; @@ -215,7 +215,6 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) { local_flush_bp_all(); local_flush_tlb_all(); - dummy_flush_tlb_a15_erratum(); } atomic64_set(&per_cpu(active_asids, cpu), asid); diff --git a/trunk/arch/arm/mm/mmu.c b/trunk/arch/arm/mm/mmu.c index 78978945492a..e95a996ab78f 100644 --- a/trunk/arch/arm/mm/mmu.c +++ b/trunk/arch/arm/mm/mmu.c @@ -598,60 +598,39 @@ static void __init alloc_init_pte(pmd_t *pmd, unsigned long addr, } while (pte++, addr += PAGE_SIZE, addr != end); } -static void __init map_init_section(pmd_t *pmd, unsigned long addr, - unsigned long end, phys_addr_t phys, - const struct mem_type *type) -{ -#ifndef CONFIG_ARM_LPAE - /* - * In classic MMU format, puds and pmds are folded in to - * the pgds. pmd_offset gives the PGD entry. PGDs refer to a - * group of L1 entries making up one logical pointer to - * an L2 table (2MB), where as PMDs refer to the individual - * L1 entries (1MB). Hence increment to get the correct - * offset for odd 1MB sections. - * (See arch/arm/include/asm/pgtable-2level.h) - */ - if (addr & SECTION_SIZE) - pmd++; -#endif - do { - *pmd = __pmd(phys | type->prot_sect); - phys += SECTION_SIZE; - } while (pmd++, addr += SECTION_SIZE, addr != end); - - flush_pmd_entry(pmd); -} - -static void __init alloc_init_pmd(pud_t *pud, unsigned long addr, +static void __init alloc_init_section(pud_t *pud, unsigned long addr, unsigned long end, phys_addr_t phys, const struct mem_type *type) { pmd_t *pmd = pmd_offset(pud, addr); - unsigned long next; - do { - /* - * With LPAE, we must loop over to map - * all the pmds for the given range. - */ - next = pmd_addr_end(addr, end); + /* + * Try a section mapping - end, addr and phys must all be aligned + * to a section boundary. Note that PMDs refer to the individual + * L1 entries, whereas PGDs refer to a group of L1 entries making + * up one logical pointer to an L2 table. + */ + if (type->prot_sect && ((addr | end | phys) & ~SECTION_MASK) == 0) { + pmd_t *p = pmd; - /* - * Try a section mapping - addr, next and phys must all be - * aligned to a section boundary. - */ - if (type->prot_sect && - ((addr | next | phys) & ~SECTION_MASK) == 0) { - map_init_section(pmd, addr, next, phys, type); - } else { - alloc_init_pte(pmd, addr, next, - __phys_to_pfn(phys), type); - } +#ifndef CONFIG_ARM_LPAE + if (addr & SECTION_SIZE) + pmd++; +#endif - phys += next - addr; + do { + *pmd = __pmd(phys | type->prot_sect); + phys += SECTION_SIZE; + } while (pmd++, addr += SECTION_SIZE, addr != end); - } while (pmd++, addr = next, addr != end); + flush_pmd_entry(p); + } else { + /* + * No need to loop; pte's aren't interested in the + * individual L1 entries. + */ + alloc_init_pte(pmd, addr, end, __phys_to_pfn(phys), type); + } } static void __init alloc_init_pud(pgd_t *pgd, unsigned long addr, @@ -662,7 +641,7 @@ static void __init alloc_init_pud(pgd_t *pgd, unsigned long addr, do { next = pud_addr_end(addr, end); - alloc_init_pmd(pud, addr, next, phys, type); + alloc_init_section(pud, addr, next, phys, type); phys += next - addr; } while (pud++, addr = next, addr != end); } diff --git a/trunk/arch/arm/mm/proc-v7.S b/trunk/arch/arm/mm/proc-v7.S index f584d3f5b37c..3a3c015f8d5c 100644 --- a/trunk/arch/arm/mm/proc-v7.S +++ b/trunk/arch/arm/mm/proc-v7.S @@ -420,7 +420,7 @@ __v7_pj4b_proc_info: __v7_ca7mp_proc_info: .long 0x410fc070 .long 0xff0ffff0 - __v7_proc __v7_ca7mp_setup + __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info /* @@ -430,24 +430,9 @@ __v7_ca7mp_proc_info: __v7_ca15mp_proc_info: .long 0x410fc0f0 .long 0xff0ffff0 - __v7_proc __v7_ca15mp_setup + __v7_proc __v7_ca15mp_setup, hwcaps = HWCAP_IDIV .size __v7_ca15mp_proc_info, . - __v7_ca15mp_proc_info - /* - * Qualcomm Inc. Krait processors. - */ - .type __krait_proc_info, #object -__krait_proc_info: - .long 0x510f0400 @ Required ID value - .long 0xff0ffc00 @ Mask for ID - /* - * Some Krait processors don't indicate support for SDIV and UDIV - * instructions in the ARM instruction set, even though they actually - * do support them. - */ - __v7_proc __v7_setup, hwcaps = HWCAP_IDIV - .size __krait_proc_info, . - __krait_proc_info - /* * Match any ARMv7 processor core. */ diff --git a/trunk/arch/arm64/mm/mmu.c b/trunk/arch/arm64/mm/mmu.c index 70b8cd4021c4..224b44ab534e 100644 --- a/trunk/arch/arm64/mm/mmu.c +++ b/trunk/arch/arm64/mm/mmu.c @@ -261,7 +261,7 @@ static void __init create_mapping(phys_addr_t phys, unsigned long virt, void __iomem * __init early_io_map(phys_addr_t phys, unsigned long virt) { unsigned long size, mask; - bool page64k = IS_ENABLED(CONFIG_ARM64_64K_PAGES); + bool page64k = IS_ENABLED(ARM64_64K_PAGES); pgd_t *pgd; pud_t *pud; pmd_t *pmd; diff --git a/trunk/arch/ia64/kernel/process.c b/trunk/arch/ia64/kernel/process.c index 6f7dc8b7b35c..e34f565f595a 100644 --- a/trunk/arch/ia64/kernel/process.c +++ b/trunk/arch/ia64/kernel/process.c @@ -291,6 +291,7 @@ cpu_idle (void) } if (!need_resched()) { + void (*idle)(void); #ifdef CONFIG_SMP min_xtp(); #endif @@ -298,7 +299,9 @@ cpu_idle (void) if (mark_idle) (*mark_idle)(1); - default_idle(); + if (!idle) + idle = default_idle; + (*idle)(); if (mark_idle) (*mark_idle)(0); #ifdef CONFIG_SMP diff --git a/trunk/arch/mips/Kconfig b/trunk/arch/mips/Kconfig index 51244bf97271..cd2e21ff562a 100644 --- a/trunk/arch/mips/Kconfig +++ b/trunk/arch/mips/Kconfig @@ -18,7 +18,7 @@ config MIPS select HAVE_KRETPROBES select HAVE_DEBUG_KMEMLEAK select ARCH_BINFMT_ELF_RANDOMIZE_PIE - select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT + select HAVE_ARCH_TRANSPARENT_HUGEPAGE select RTC_LIB if !MACH_LOONGSON select GENERIC_ATOMIC64 if !64BIT select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE @@ -657,7 +657,7 @@ config SNI_RM bool "SNI RM200/300/400" select FW_ARC if CPU_LITTLE_ENDIAN select FW_ARC32 if CPU_LITTLE_ENDIAN - select FW_SNIPROM if CPU_BIG_ENDIAN + select SNIPROM if CPU_BIG_ENDIAN select ARCH_MAY_HAVE_PC_FDC select BOOT_ELF32 select CEVT_R4K @@ -1144,7 +1144,7 @@ config DEFAULT_SGI_PARTITION config FW_ARC32 bool -config FW_SNIPROM +config SNIPROM bool config BOOT_ELF32 @@ -1493,6 +1493,7 @@ config CPU_XLP select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM + select CPU_HAS_LLSC select WEAK_ORDERING select WEAK_REORDERING_BEYOND_LLSC select CPU_HAS_PREFETCH diff --git a/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c b/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c index 9aa7d44898ed..ed1949c29508 100644 --- a/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c +++ b/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c @@ -745,7 +745,10 @@ void __init board_prom_init(void) strcpy(cfe_version, "unknown"); printk(KERN_INFO PFX "CFE version: %s\n", cfe_version); - bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET); + if (bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET)) { + printk(KERN_ERR PFX "invalid nvram checksum\n"); + return; + } board_name = bcm63xx_nvram_get_name(); /* find board by name */ diff --git a/trunk/arch/mips/bcm63xx/nvram.c b/trunk/arch/mips/bcm63xx/nvram.c index a4b8864f9307..620611680839 100644 --- a/trunk/arch/mips/bcm63xx/nvram.c +++ b/trunk/arch/mips/bcm63xx/nvram.c @@ -38,7 +38,7 @@ struct bcm963xx_nvram { static struct bcm963xx_nvram nvram; static int mac_addr_used; -void __init bcm63xx_nvram_init(void *addr) +int __init bcm63xx_nvram_init(void *addr) { unsigned int check_len; u32 crc, expected_crc; @@ -60,8 +60,9 @@ void __init bcm63xx_nvram_init(void *addr) crc = crc32_le(~0, (u8 *)&nvram, check_len); if (crc != expected_crc) - pr_warn("nvram checksum failed, contents may be invalid (expected %08x, got %08x)\n", - expected_crc, crc); + return -EINVAL; + + return 0; } u8 *bcm63xx_nvram_get_name(void) diff --git a/trunk/arch/mips/bcm63xx/setup.c b/trunk/arch/mips/bcm63xx/setup.c index 35e18e98beb9..314231be788c 100644 --- a/trunk/arch/mips/bcm63xx/setup.c +++ b/trunk/arch/mips/bcm63xx/setup.c @@ -157,4 +157,4 @@ int __init bcm63xx_register_devices(void) return board_register_devices(); } -arch_initcall(bcm63xx_register_devices); +device_initcall(bcm63xx_register_devices); diff --git a/trunk/arch/mips/cavium-octeon/setup.c b/trunk/arch/mips/cavium-octeon/setup.c index b0baa299f899..c594a3d4f743 100644 --- a/trunk/arch/mips/cavium-octeon/setup.c +++ b/trunk/arch/mips/cavium-octeon/setup.c @@ -174,10 +174,7 @@ static int octeon_kexec_prepare(struct kimage *image) static void octeon_generic_shutdown(void) { - int i; -#ifdef CONFIG_SMP - int cpu; -#endif + int cpu, i; struct cvmx_bootmem_desc *bootmem_desc; void *named_block_array_ptr; diff --git a/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h b/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h index 4e0b6bc1165e..62d6a3b4d3b7 100644 --- a/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h +++ b/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h @@ -9,8 +9,10 @@ * * Initialized the local nvram copy from the target address and checks * its checksum. + * + * Returns 0 on success. */ -void bcm63xx_nvram_init(void *nvram); +int __init bcm63xx_nvram_init(void *nvram); /** * bcm63xx_nvram_get_name() - returns the board name according to nvram diff --git a/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h b/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h index 193c0912d38e..d9c828419037 100644 --- a/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h +++ b/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h @@ -28,7 +28,11 @@ /* #define cpu_has_prefetch ? */ #define cpu_has_mcheck 1 /* #define cpu_has_ejtag ? */ +#ifdef CONFIG_CPU_HAS_LLSC #define cpu_has_llsc 1 +#else +#define cpu_has_llsc 0 +#endif /* #define cpu_has_vtag_icache ? */ /* #define cpu_has_dc_aliases ? */ /* #define cpu_has_ic_fills_f_dc ? */ diff --git a/trunk/arch/mips/include/asm/mipsregs.h b/trunk/arch/mips/include/asm/mipsregs.h index 0da44d422f5b..12b70c25906a 100644 --- a/trunk/arch/mips/include/asm/mipsregs.h +++ b/trunk/arch/mips/include/asm/mipsregs.h @@ -1166,10 +1166,7 @@ do { \ unsigned int __dspctl; \ \ __asm__ __volatile__( \ - " .set push \n" \ - " .set dsp \n" \ " rddsp %0, %x1 \n" \ - " .set pop \n" \ : "=r" (__dspctl) \ : "i" (mask)); \ __dspctl; \ @@ -1178,198 +1175,30 @@ do { \ #define wrdsp(val, mask) \ do { \ __asm__ __volatile__( \ - " .set push \n" \ - " .set dsp \n" \ " wrdsp %0, %x1 \n" \ - " .set pop \n" \ : \ : "r" (val), "i" (mask)); \ } while (0) -#define mflo0() \ -({ \ - long mflo0; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac0 \n" \ - " .set pop \n" \ - : "=r" (mflo0)); \ - mflo0; \ -}) - -#define mflo1() \ -({ \ - long mflo1; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac1 \n" \ - " .set pop \n" \ - : "=r" (mflo1)); \ - mflo1; \ -}) - -#define mflo2() \ -({ \ - long mflo2; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac2 \n" \ - " .set pop \n" \ - : "=r" (mflo2)); \ - mflo2; \ -}) - -#define mflo3() \ -({ \ - long mflo3; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac3 \n" \ - " .set pop \n" \ - : "=r" (mflo3)); \ - mflo3; \ -}) - -#define mfhi0() \ -({ \ - long mfhi0; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac0 \n" \ - " .set pop \n" \ - : "=r" (mfhi0)); \ - mfhi0; \ -}) - -#define mfhi1() \ -({ \ - long mfhi1; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac1 \n" \ - " .set pop \n" \ - : "=r" (mfhi1)); \ - mfhi1; \ -}) - -#define mfhi2() \ -({ \ - long mfhi2; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac2 \n" \ - " .set pop \n" \ - : "=r" (mfhi2)); \ - mfhi2; \ -}) - -#define mfhi3() \ -({ \ - long mfhi3; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac3 \n" \ - " .set pop \n" \ - : "=r" (mfhi3)); \ - mfhi3; \ -}) - - -#define mtlo0(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac0 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mtlo1(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac1 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mtlo2(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac2 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mtlo3(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac3 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi0(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac0 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi1(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac1 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi2(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac2 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi3(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac3 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) +#define mflo0() ({ long mflo0; __asm__("mflo %0, $ac0" : "=r" (mflo0)); mflo0;}) +#define mflo1() ({ long mflo1; __asm__("mflo %0, $ac1" : "=r" (mflo1)); mflo1;}) +#define mflo2() ({ long mflo2; __asm__("mflo %0, $ac2" : "=r" (mflo2)); mflo2;}) +#define mflo3() ({ long mflo3; __asm__("mflo %0, $ac3" : "=r" (mflo3)); mflo3;}) + +#define mfhi0() ({ long mfhi0; __asm__("mfhi %0, $ac0" : "=r" (mfhi0)); mfhi0;}) +#define mfhi1() ({ long mfhi1; __asm__("mfhi %0, $ac1" : "=r" (mfhi1)); mfhi1;}) +#define mfhi2() ({ long mfhi2; __asm__("mfhi %0, $ac2" : "=r" (mfhi2)); mfhi2;}) +#define mfhi3() ({ long mfhi3; __asm__("mfhi %0, $ac3" : "=r" (mfhi3)); mfhi3;}) + +#define mtlo0(x) __asm__("mtlo %0, $ac0" ::"r" (x)) +#define mtlo1(x) __asm__("mtlo %0, $ac1" ::"r" (x)) +#define mtlo2(x) __asm__("mtlo %0, $ac2" ::"r" (x)) +#define mtlo3(x) __asm__("mtlo %0, $ac3" ::"r" (x)) + +#define mthi0(x) __asm__("mthi %0, $ac0" ::"r" (x)) +#define mthi1(x) __asm__("mthi %0, $ac1" ::"r" (x)) +#define mthi2(x) __asm__("mthi %0, $ac2" ::"r" (x)) +#define mthi3(x) __asm__("mthi %0, $ac3" ::"r" (x)) #else diff --git a/trunk/arch/mips/include/asm/signal.h b/trunk/arch/mips/include/asm/signal.h index 8efe5a9e2c3e..197f6367c201 100644 --- a/trunk/arch/mips/include/asm/signal.h +++ b/trunk/arch/mips/include/asm/signal.h @@ -21,6 +21,6 @@ #include #include -#define __ARCH_HAS_IRIX_SIGACTION +#define __ARCH_HAS_ODD_SIGACTION #endif /* _ASM_SIGNAL_H */ diff --git a/trunk/arch/mips/include/uapi/asm/signal.h b/trunk/arch/mips/include/uapi/asm/signal.h index addb9f556b71..d6b18b4d0f3a 100644 --- a/trunk/arch/mips/include/uapi/asm/signal.h +++ b/trunk/arch/mips/include/uapi/asm/signal.h @@ -72,12 +72,6 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */ * * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single * Unix names RESETHAND and NODEFER respectively. - * - * SA_RESTORER used to be defined as 0x04000000 but only the O32 ABI ever - * supported its use and no libc was using it, so the entire sa-restorer - * functionality was removed with lmo commit 39bffc12c3580ab for 2.5.48 - * retaining only the SA_RESTORER definition as a reminder to avoid - * accidental reuse of the mask bit. */ #define SA_ONSTACK 0x08000000 #define SA_RESETHAND 0x80000000 @@ -90,6 +84,8 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */ #define SA_NOMASK SA_NODEFER #define SA_ONESHOT SA_RESETHAND +#define SA_RESTORER 0x04000000 /* Only for o32 */ + #define MINSIGSTKSZ 2048 #define SIGSTKSZ 8192 diff --git a/trunk/arch/mips/kernel/Makefile b/trunk/arch/mips/kernel/Makefile index de75fb50562b..f81d98f6184c 100644 --- a/trunk/arch/mips/kernel/Makefile +++ b/trunk/arch/mips/kernel/Makefile @@ -100,16 +100,29 @@ obj-$(CONFIG_HW_PERF_EVENTS) += perf_event_mipsxx.o obj-$(CONFIG_JUMP_LABEL) += jump_label.o # -# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is not -# safe to unconditionnaly use the assembler -mdsp / -mdspr2 switches -# here because the compiler may use DSP ASE instructions (such as lwx) in -# code paths where we cannot check that the CPU we are running on supports it. -# Proper abstraction using HAVE_AS_DSP and macros is done in -# arch/mips/include/asm/mipsregs.h. +# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is safe +# to enable DSP assembler support here even if the MIPS Release 2 CPU we +# are targetting does not support DSP because all code-paths making use of +# it properly check that the running CPU *actually does* support these +# instructions. # ifeq ($(CONFIG_CPU_MIPSR2), y) CFLAGS_DSP = -DHAVE_AS_DSP +# +# Check if assembler supports DSP ASE +# +ifeq ($(call cc-option-yn,-mdsp), y) +CFLAGS_DSP += -mdsp +endif + +# +# Check if assembler supports DSP ASE Rev2 +# +ifeq ($(call cc-option-yn,-mdspr2), y) +CFLAGS_DSP += -mdspr2 +endif + CFLAGS_signal.o = $(CFLAGS_DSP) CFLAGS_signal32.o = $(CFLAGS_DSP) CFLAGS_process.o = $(CFLAGS_DSP) diff --git a/trunk/arch/mips/kernel/cpu-probe.c b/trunk/arch/mips/kernel/cpu-probe.c index 5fe66a0c3224..6bfccc227a95 100644 --- a/trunk/arch/mips/kernel/cpu-probe.c +++ b/trunk/arch/mips/kernel/cpu-probe.c @@ -580,9 +580,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) c->tlbsize = 48; break; case PRID_IMP_VR41XX: - set_isa(c, MIPS_CPU_ISA_III); - c->options = R4K_OPTS; - c->tlbsize = 32; switch (c->processor_id & 0xf0) { case PRID_REV_VR4111: c->cputype = CPU_VR4111; @@ -607,7 +604,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) __cpu_name[cpu] = "NEC VR4131"; } else { c->cputype = CPU_VR4133; - c->options |= MIPS_CPU_LLSC; __cpu_name[cpu] = "NEC VR4133"; } break; @@ -617,6 +613,9 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) __cpu_name[cpu] = "NEC Vr41xx"; break; } + set_isa(c, MIPS_CPU_ISA_III); + c->options = R4K_OPTS; + c->tlbsize = 32; break; case PRID_IMP_R4300: c->cputype = CPU_R4300; @@ -1227,8 +1226,10 @@ __cpuinit void cpu_probe(void) if (c->options & MIPS_CPU_FPU) { c->fpu_id = cpu_get_fpu_id(); - if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 | - MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) { + if (c->isa_level == MIPS_CPU_ISA_M32R1 || + c->isa_level == MIPS_CPU_ISA_M32R2 || + c->isa_level == MIPS_CPU_ISA_M64R1 || + c->isa_level == MIPS_CPU_ISA_M64R2) { if (c->fpu_id & MIPS_FPIR_3D) c->ases |= MIPS_ASE_MIPS3D; } diff --git a/trunk/arch/mips/kernel/linux32.c b/trunk/arch/mips/kernel/linux32.c index db9655f08892..8eeee1c860c0 100644 --- a/trunk/arch/mips/kernel/linux32.c +++ b/trunk/arch/mips/kernel/linux32.c @@ -171,7 +171,7 @@ SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third, err = compat_sys_shmctl(first, second, compat_ptr(ptr)); break; default: - err = -ENOSYS; + err = -EINVAL; break; } diff --git a/trunk/arch/mips/kernel/mcount.S b/trunk/arch/mips/kernel/mcount.S index 33d067148e61..165867673357 100644 --- a/trunk/arch/mips/kernel/mcount.S +++ b/trunk/arch/mips/kernel/mcount.S @@ -46,9 +46,10 @@ PTR_L a5, PT_R9(sp) PTR_L a6, PT_R10(sp) PTR_L a7, PT_R11(sp) -#endif +#else PTR_ADDIU sp, PT_SIZE - .endm +#endif +.endm .macro RETURN_BACK jr ra @@ -67,11 +68,7 @@ NESTED(ftrace_caller, PT_SIZE, ra) .globl _mcount _mcount: b ftrace_stub -#ifdef CONFIG_32BIT - addiu sp,sp,8 -#else - nop -#endif + addiu sp,sp,8 /* When tracing is activated, it calls ftrace_caller+8 (aka here) */ lw t1, function_trace_stop diff --git a/trunk/arch/mips/kernel/proc.c b/trunk/arch/mips/kernel/proc.c index 7a54f74b7818..135c4aadccbe 100644 --- a/trunk/arch/mips/kernel/proc.c +++ b/trunk/arch/mips/kernel/proc.c @@ -67,7 +67,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) if (cpu_has_mips_r) { seq_printf(m, "isa\t\t\t:"); if (cpu_has_mips_1) - seq_printf(m, "%s", " mips1"); + seq_printf(m, "%s", "mips1"); if (cpu_has_mips_2) seq_printf(m, "%s", " mips2"); if (cpu_has_mips_3) diff --git a/trunk/arch/mips/kernel/traps.c b/trunk/arch/mips/kernel/traps.c index c3abb88170fc..a200b5bdbb87 100644 --- a/trunk/arch/mips/kernel/traps.c +++ b/trunk/arch/mips/kernel/traps.c @@ -1571,7 +1571,7 @@ void __cpuinit per_cpu_trap_init(bool is_boot_cpu) #ifdef CONFIG_64BIT status_set |= ST0_FR|ST0_KX|ST0_SX|ST0_UX; #endif - if (current_cpu_data.isa_level & MIPS_CPU_ISA_IV) + if (current_cpu_data.isa_level == MIPS_CPU_ISA_IV) status_set |= ST0_XX; if (cpu_has_dsp) status_set |= ST0_MX; diff --git a/trunk/arch/mips/lib/bitops.c b/trunk/arch/mips/lib/bitops.c index a64daee740ee..81f1dcfdcab8 100644 --- a/trunk/arch/mips/lib/bitops.c +++ b/trunk/arch/mips/lib/bitops.c @@ -90,12 +90,12 @@ int __mips_test_and_set_bit(unsigned long nr, unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a |= mask; raw_local_irq_restore(flags); return res; @@ -116,12 +116,12 @@ int __mips_test_and_set_bit_lock(unsigned long nr, unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a |= mask; raw_local_irq_restore(flags); return res; @@ -141,12 +141,12 @@ int __mips_test_and_clear_bit(unsigned long nr, volatile unsigned long *addr) unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a &= ~mask; raw_local_irq_restore(flags); return res; @@ -166,12 +166,12 @@ int __mips_test_and_change_bit(unsigned long nr, volatile unsigned long *addr) unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a ^= mask; raw_local_irq_restore(flags); return res; diff --git a/trunk/arch/mips/lib/csum_partial.S b/trunk/arch/mips/lib/csum_partial.S index a6adffbb4e5f..507147aebd41 100644 --- a/trunk/arch/mips/lib/csum_partial.S +++ b/trunk/arch/mips/lib/csum_partial.S @@ -270,7 +270,7 @@ LEAF(csum_partial) #endif /* odd buffer alignment? */ -#ifdef CONFIG_CPU_MIPSR2 +#ifdef CPU_MIPSR2 wsbh v1, sum movn sum, v1, t7 #else @@ -670,7 +670,7 @@ EXC( sb t0, NBYTES-2(dst), .Ls_exc) addu sum, v1 #endif -#ifdef CONFIG_CPU_MIPSR2 +#ifdef CPU_MIPSR2 wsbh v1, sum movn sum, v1, odd #else diff --git a/trunk/arch/mips/mm/c-r4k.c b/trunk/arch/mips/mm/c-r4k.c index 2078915eacb9..ecca559b8d7b 100644 --- a/trunk/arch/mips/mm/c-r4k.c +++ b/trunk/arch/mips/mm/c-r4k.c @@ -1247,8 +1247,10 @@ static void __cpuinit setup_scache(void) return; default: - if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 | - MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) { + if (c->isa_level == MIPS_CPU_ISA_M32R1 || + c->isa_level == MIPS_CPU_ISA_M32R2 || + c->isa_level == MIPS_CPU_ISA_M64R1 || + c->isa_level == MIPS_CPU_ISA_M64R2) { #ifdef CONFIG_MIPS_CPU_SCACHE if (mips_sc_init ()) { scache_size = c->scache.ways * c->scache.sets * c->scache.linesz; diff --git a/trunk/arch/mips/mm/sc-mips.c b/trunk/arch/mips/mm/sc-mips.c index df96da7e939b..93d937b4b1ba 100644 --- a/trunk/arch/mips/mm/sc-mips.c +++ b/trunk/arch/mips/mm/sc-mips.c @@ -98,8 +98,10 @@ static inline int __init mips_sc_probe(void) c->scache.flags |= MIPS_CACHE_NOT_PRESENT; /* Ignore anything but MIPSxx processors */ - if (!(c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 | - MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2))) + if (c->isa_level != MIPS_CPU_ISA_M32R1 && + c->isa_level != MIPS_CPU_ISA_M32R2 && + c->isa_level != MIPS_CPU_ISA_M64R1 && + c->isa_level != MIPS_CPU_ISA_M64R2) return 0; /* Does this MIPS32/MIPS64 CPU have a config2 register? */ diff --git a/trunk/arch/mips/pci/pci-alchemy.c b/trunk/arch/mips/pci/pci-alchemy.c index d1faece21b6a..38a80c83fd67 100644 --- a/trunk/arch/mips/pci/pci-alchemy.c +++ b/trunk/arch/mips/pci/pci-alchemy.c @@ -19,7 +19,7 @@ #include #include -#ifdef CONFIG_PCI_DEBUG +#ifdef CONFIG_DEBUG_PCI #define DBG(x...) printk(KERN_DEBUG x) #else #define DBG(x...) do {} while (0) @@ -162,7 +162,7 @@ static int config_access(unsigned char access_type, struct pci_bus *bus, if (status & (1 << 29)) { *data = 0xffffffff; error = -1; - DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d\n", + DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d", access_type, bus->number, device); } else if ((status >> 28) & 0xf) { DBG("alchemy-pci: PCI ERR detected: dev %d, status %lx\n", diff --git a/trunk/arch/powerpc/kernel/epapr_paravirt.c b/trunk/arch/powerpc/kernel/epapr_paravirt.c index d44a571e45a7..f3eab8594d9f 100644 --- a/trunk/arch/powerpc/kernel/epapr_paravirt.c +++ b/trunk/arch/powerpc/kernel/epapr_paravirt.c @@ -23,10 +23,8 @@ #include #include -#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64) extern void epapr_ev_idle(void); extern u32 epapr_ev_idle_start[]; -#endif bool epapr_paravirt_enabled; @@ -49,15 +47,11 @@ static int __init epapr_paravirt_init(void) for (i = 0; i < (len / 4); i++) { patch_instruction(epapr_hypercall_start + i, insts[i]); -#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64) patch_instruction(epapr_ev_idle_start + i, insts[i]); -#endif } -#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64) if (of_get_property(hyper_node, "has-idle", NULL)) ppc_md.power_save = epapr_ev_idle; -#endif epapr_paravirt_enabled = true; diff --git a/trunk/arch/powerpc/kernel/exceptions-64s.S b/trunk/arch/powerpc/kernel/exceptions-64s.S index 56bd92362ce1..200afa5bcfb7 100644 --- a/trunk/arch/powerpc/kernel/exceptions-64s.S +++ b/trunk/arch/powerpc/kernel/exceptions-64s.S @@ -1066,6 +1066,78 @@ unrecov_user_slb: #endif /* __DISABLED__ */ +/* + * r13 points to the PACA, r9 contains the saved CR, + * r12 contain the saved SRR1, SRR0 is still ready for return + * r3 has the faulting address + * r9 - r13 are saved in paca->exslb. + * r3 is saved in paca->slb_r3 + * We assume we aren't going to take any exceptions during this procedure. + */ +_GLOBAL(slb_miss_realmode) + mflr r10 +#ifdef CONFIG_RELOCATABLE + mtctr r11 +#endif + + stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ + std r10,PACA_EXSLB+EX_LR(r13) /* save LR */ + + bl .slb_allocate_realmode + + /* All done -- return from exception. */ + + ld r10,PACA_EXSLB+EX_LR(r13) + ld r3,PACA_EXSLB+EX_R3(r13) + lwz r9,PACA_EXSLB+EX_CCR(r13) /* get saved CR */ + + mtlr r10 + + andi. r10,r12,MSR_RI /* check for unrecoverable exception */ + beq- 2f + +.machine push +.machine "power4" + mtcrf 0x80,r9 + mtcrf 0x01,r9 /* slb_allocate uses cr0 and cr7 */ +.machine pop + + RESTORE_PPR_PACA(PACA_EXSLB, r9) + ld r9,PACA_EXSLB+EX_R9(r13) + ld r10,PACA_EXSLB+EX_R10(r13) + ld r11,PACA_EXSLB+EX_R11(r13) + ld r12,PACA_EXSLB+EX_R12(r13) + ld r13,PACA_EXSLB+EX_R13(r13) + rfid + b . /* prevent speculative execution */ + +2: mfspr r11,SPRN_SRR0 + ld r10,PACAKBASE(r13) + LOAD_HANDLER(r10,unrecov_slb) + mtspr SPRN_SRR0,r10 + ld r10,PACAKMSR(r13) + mtspr SPRN_SRR1,r10 + rfid + b . + +unrecov_slb: + EXCEPTION_PROLOG_COMMON(0x4100, PACA_EXSLB) + DISABLE_INTS + bl .save_nvgprs +1: addi r3,r1,STACK_FRAME_OVERHEAD + bl .unrecoverable_exception + b 1b + + +#ifdef CONFIG_PPC_970_NAP +power4_fixup_nap: + andc r9,r9,r10 + std r9,TI_LOCAL_FLAGS(r11) + ld r10,_LINK(r1) /* make idle task do the */ + std r10,_NIP(r1) /* equivalent of a blr */ + blr +#endif + .align 7 .globl alignment_common alignment_common: @@ -1263,78 +1335,6 @@ _GLOBAL(opal_mc_secondary_handler) #endif /* CONFIG_PPC_POWERNV */ -/* - * r13 points to the PACA, r9 contains the saved CR, - * r12 contain the saved SRR1, SRR0 is still ready for return - * r3 has the faulting address - * r9 - r13 are saved in paca->exslb. - * r3 is saved in paca->slb_r3 - * We assume we aren't going to take any exceptions during this procedure. - */ -_GLOBAL(slb_miss_realmode) - mflr r10 -#ifdef CONFIG_RELOCATABLE - mtctr r11 -#endif - - stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ - std r10,PACA_EXSLB+EX_LR(r13) /* save LR */ - - bl .slb_allocate_realmode - - /* All done -- return from exception. */ - - ld r10,PACA_EXSLB+EX_LR(r13) - ld r3,PACA_EXSLB+EX_R3(r13) - lwz r9,PACA_EXSLB+EX_CCR(r13) /* get saved CR */ - - mtlr r10 - - andi. r10,r12,MSR_RI /* check for unrecoverable exception */ - beq- 2f - -.machine push -.machine "power4" - mtcrf 0x80,r9 - mtcrf 0x01,r9 /* slb_allocate uses cr0 and cr7 */ -.machine pop - - RESTORE_PPR_PACA(PACA_EXSLB, r9) - ld r9,PACA_EXSLB+EX_R9(r13) - ld r10,PACA_EXSLB+EX_R10(r13) - ld r11,PACA_EXSLB+EX_R11(r13) - ld r12,PACA_EXSLB+EX_R12(r13) - ld r13,PACA_EXSLB+EX_R13(r13) - rfid - b . /* prevent speculative execution */ - -2: mfspr r11,SPRN_SRR0 - ld r10,PACAKBASE(r13) - LOAD_HANDLER(r10,unrecov_slb) - mtspr SPRN_SRR0,r10 - ld r10,PACAKMSR(r13) - mtspr SPRN_SRR1,r10 - rfid - b . - -unrecov_slb: - EXCEPTION_PROLOG_COMMON(0x4100, PACA_EXSLB) - DISABLE_INTS - bl .save_nvgprs -1: addi r3,r1,STACK_FRAME_OVERHEAD - bl .unrecoverable_exception - b 1b - - -#ifdef CONFIG_PPC_970_NAP -power4_fixup_nap: - andc r9,r9,r10 - std r9,TI_LOCAL_FLAGS(r11) - ld r10,_LINK(r1) /* make idle task do the */ - std r10,_NIP(r1) /* equivalent of a blr */ - blr -#endif - /* * Hash table stuff */ diff --git a/trunk/arch/s390/include/asm/pgtable.h b/trunk/arch/s390/include/asm/pgtable.h index 4a5443118cfb..4a2930844d43 100644 --- a/trunk/arch/s390/include/asm/pgtable.h +++ b/trunk/arch/s390/include/asm/pgtable.h @@ -344,7 +344,6 @@ extern unsigned long MODULES_END; #define _REGION3_ENTRY_CO 0x100 /* change-recording override */ /* Bits in the segment table entry */ -#define _SEGMENT_ENTRY_ORIGIN_LARGE ~0xfffffUL /* large page address */ #define _SEGMENT_ENTRY_ORIGIN ~0x7ffUL/* segment table origin */ #define _SEGMENT_ENTRY_RO 0x200 /* page protection bit */ #define _SEGMENT_ENTRY_INV 0x20 /* invalid segment table entry */ @@ -1532,8 +1531,7 @@ extern int s390_enable_sie(void); /* * No page table caches to initialise */ -static inline void pgtable_cache_init(void) { } -static inline void check_pgt_cache(void) { } +#define pgtable_cache_init() do { } while (0) #include diff --git a/trunk/arch/s390/lib/uaccess_pt.c b/trunk/arch/s390/lib/uaccess_pt.c index 466fb3383960..dff631d34b45 100644 --- a/trunk/arch/s390/lib/uaccess_pt.c +++ b/trunk/arch/s390/lib/uaccess_pt.c @@ -77,68 +77,41 @@ static size_t copy_in_kernel(size_t count, void __user *to, * >= -4095 (IS_ERR_VALUE(x) returns true), a fault has occured and the address * contains the (negative) exception code. */ -#ifdef CONFIG_64BIT -static unsigned long follow_table(struct mm_struct *mm, - unsigned long address, int write) +static __always_inline unsigned long follow_table(struct mm_struct *mm, + unsigned long addr, int write) { - unsigned long *table = (unsigned long *)__pa(mm->pgd); - - switch (mm->context.asce_bits & _ASCE_TYPE_MASK) { - case _ASCE_TYPE_REGION1: - table = table + ((address >> 53) & 0x7ff); - if (unlikely(*table & _REGION_ENTRY_INV)) - return -0x39UL; - table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); - case _ASCE_TYPE_REGION2: - table = table + ((address >> 42) & 0x7ff); - if (unlikely(*table & _REGION_ENTRY_INV)) - return -0x3aUL; - table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); - case _ASCE_TYPE_REGION3: - table = table + ((address >> 31) & 0x7ff); - if (unlikely(*table & _REGION_ENTRY_INV)) - return -0x3bUL; - table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); - case _ASCE_TYPE_SEGMENT: - table = table + ((address >> 20) & 0x7ff); - if (unlikely(*table & _SEGMENT_ENTRY_INV)) - return -0x10UL; - if (unlikely(*table & _SEGMENT_ENTRY_LARGE)) { - if (write && (*table & _SEGMENT_ENTRY_RO)) - return -0x04UL; - return (*table & _SEGMENT_ENTRY_ORIGIN_LARGE) + - (address & ~_SEGMENT_ENTRY_ORIGIN_LARGE); - } - table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN); - } - table = table + ((address >> 12) & 0xff); - if (unlikely(*table & _PAGE_INVALID)) - return -0x11UL; - if (write && (*table & _PAGE_RO)) - return -0x04UL; - return (*table & PAGE_MASK) + (address & ~PAGE_MASK); -} + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + pte_t *ptep; -#else /* CONFIG_64BIT */ + pgd = pgd_offset(mm, addr); + if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd))) + return -0x3aUL; -static unsigned long follow_table(struct mm_struct *mm, - unsigned long address, int write) -{ - unsigned long *table = (unsigned long *)__pa(mm->pgd); + pud = pud_offset(pgd, addr); + if (pud_none(*pud) || unlikely(pud_bad(*pud))) + return -0x3bUL; - table = table + ((address >> 20) & 0x7ff); - if (unlikely(*table & _SEGMENT_ENTRY_INV)) + pmd = pmd_offset(pud, addr); + if (pmd_none(*pmd)) return -0x10UL; - table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN); - table = table + ((address >> 12) & 0xff); - if (unlikely(*table & _PAGE_INVALID)) + if (pmd_large(*pmd)) { + if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO)) + return -0x04UL; + return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK); + } + if (unlikely(pmd_bad(*pmd))) + return -0x10UL; + + ptep = pte_offset_map(pmd, addr); + if (!pte_present(*ptep)) return -0x11UL; - if (write && (*table & _PAGE_RO)) + if (write && (!pte_write(*ptep) || !pte_dirty(*ptep))) return -0x04UL; - return (*table & PAGE_MASK) + (address & ~PAGE_MASK); -} -#endif /* CONFIG_64BIT */ + return (pte_val(*ptep) & PAGE_MASK) + (addr & ~PAGE_MASK); +} static __always_inline size_t __user_copy_pt(unsigned long uaddr, void *kptr, size_t n, int write_user) @@ -224,7 +197,7 @@ size_t copy_to_user_pt(size_t n, void __user *to, const void *from) static size_t clear_user_pt(size_t n, void __user *to) { - void *zpage = (void *) empty_zero_page; + void *zpage = &empty_zero_page; long done, size, ret; done = 0; diff --git a/trunk/arch/tile/kernel/setup.c b/trunk/arch/tile/kernel/setup.c index 7a5aa1a7864e..d1e15f7b59c6 100644 --- a/trunk/arch/tile/kernel/setup.c +++ b/trunk/arch/tile/kernel/setup.c @@ -1004,8 +1004,15 @@ void __cpuinit setup_cpu(int boot) #ifdef CONFIG_BLK_DEV_INITRD +/* + * Note that the kernel can potentially support other compression + * techniques than gz, though we don't do so by default. If we ever + * decide to do so we can either look for other filename extensions, + * or just allow a file with this name to be compressed with an + * arbitrary compressor (somewhat counterintuitively). + */ static int __initdata set_initramfs_file; -static char __initdata initramfs_file[128] = "initramfs"; +static char __initdata initramfs_file[128] = "initramfs.cpio.gz"; static int __init setup_initramfs_file(char *str) { @@ -1019,9 +1026,9 @@ static int __init setup_initramfs_file(char *str) early_param("initramfs_file", setup_initramfs_file); /* - * We look for a file called "initramfs" in the hvfs. If there is one, we - * allocate some memory for it and it will be unpacked to the initramfs. - * If it's compressed, the initd code will uncompress it first. + * We look for an "initramfs.cpio.gz" file in the hvfs. + * If there is one, we allocate some memory for it and it will be + * unpacked to the initramfs. */ static void __init load_hv_initrd(void) { @@ -1031,16 +1038,10 @@ static void __init load_hv_initrd(void) fd = hv_fs_findfile((HV_VirtAddr) initramfs_file); if (fd == HV_ENOENT) { - if (set_initramfs_file) { + if (set_initramfs_file) pr_warning("No such hvfs initramfs file '%s'\n", initramfs_file); - return; - } else { - /* Try old backwards-compatible name. */ - fd = hv_fs_findfile((HV_VirtAddr)"initramfs.cpio.gz"); - if (fd == HV_ENOENT) - return; - } + return; } BUG_ON(fd < 0); stat = hv_fs_fstat(fd); diff --git a/trunk/arch/x86/include/asm/xen/hypercall.h b/trunk/arch/x86/include/asm/xen/hypercall.h index e709884d0ef9..c20d1ce62dc6 100644 --- a/trunk/arch/x86/include/asm/xen/hypercall.h +++ b/trunk/arch/x86/include/asm/xen/hypercall.h @@ -382,14 +382,14 @@ HYPERVISOR_console_io(int cmd, int count, char *str) return _hypercall3(int, console_io, cmd, count, str); } -extern int __must_check xen_physdev_op_compat(int, void *); +extern int __must_check HYPERVISOR_physdev_op_compat(int, void *); static inline int HYPERVISOR_physdev_op(int cmd, void *arg) { int rc = _hypercall2(int, physdev_op, cmd, arg); if (unlikely(rc == -ENOSYS)) - rc = xen_physdev_op_compat(cmd, arg); + rc = HYPERVISOR_physdev_op_compat(cmd, arg); return rc; } diff --git a/trunk/arch/x86/include/uapi/asm/msr-index.h b/trunk/arch/x86/include/uapi/asm/msr-index.h index 7a060f4b411f..892ce40a7470 100644 --- a/trunk/arch/x86/include/uapi/asm/msr-index.h +++ b/trunk/arch/x86/include/uapi/asm/msr-index.h @@ -44,7 +44,6 @@ #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) -#define MSR_PLATFORM_INFO 0x000000ce #define MSR_MTRRcap 0x000000fe #define MSR_IA32_BBL_CR_CTL 0x00000119 #define MSR_IA32_BBL_CR_CTL3 0x0000011e diff --git a/trunk/arch/x86/kernel/microcode_intel_early.c b/trunk/arch/x86/kernel/microcode_intel_early.c index d893e8ed8ac9..7890bc838952 100644 --- a/trunk/arch/x86/kernel/microcode_intel_early.c +++ b/trunk/arch/x86/kernel/microcode_intel_early.c @@ -90,13 +90,13 @@ microcode_phys(struct microcode_intel **mc_saved_tmp, struct microcode_intel ***mc_saved; mc_saved = (struct microcode_intel ***) - __pa_nodebug(&mc_saved_data->mc_saved); + __pa_symbol(&mc_saved_data->mc_saved); for (i = 0; i < mc_saved_data->mc_saved_count; i++) { struct microcode_intel *p; p = *(struct microcode_intel **) - __pa_nodebug(mc_saved_data->mc_saved + i); - mc_saved_tmp[i] = (struct microcode_intel *)__pa_nodebug(p); + __pa(mc_saved_data->mc_saved + i); + mc_saved_tmp[i] = (struct microcode_intel *)__pa(p); } } #endif @@ -562,7 +562,7 @@ scan_microcode(unsigned long start, unsigned long end, struct cpio_data cd; long offset = 0; #ifdef CONFIG_X86_32 - char *p = (char *)__pa_nodebug(ucode_name); + char *p = (char *)__pa_symbol(ucode_name); #else char *p = ucode_name; #endif @@ -630,8 +630,8 @@ static void __cpuinit print_ucode(struct ucode_cpu_info *uci) if (mc_intel == NULL) return; - delay_ucode_info_p = (int *)__pa_nodebug(&delay_ucode_info); - current_mc_date_p = (int *)__pa_nodebug(¤t_mc_date); + delay_ucode_info_p = (int *)__pa_symbol(&delay_ucode_info); + current_mc_date_p = (int *)__pa_symbol(¤t_mc_date); *delay_ucode_info_p = 1; *current_mc_date_p = mc_intel->hdr.date; @@ -659,8 +659,8 @@ static inline void __cpuinit print_ucode(struct ucode_cpu_info *uci) } #endif -static int __cpuinit apply_microcode_early(struct mc_saved_data *mc_saved_data, - struct ucode_cpu_info *uci) +static int apply_microcode_early(struct mc_saved_data *mc_saved_data, + struct ucode_cpu_info *uci) { struct microcode_intel *mc_intel; unsigned int val[2]; @@ -741,15 +741,15 @@ load_ucode_intel_bsp(void) #ifdef CONFIG_X86_32 struct boot_params *boot_params_p; - boot_params_p = (struct boot_params *)__pa_nodebug(&boot_params); + boot_params_p = (struct boot_params *)__pa_symbol(&boot_params); ramdisk_image = boot_params_p->hdr.ramdisk_image; ramdisk_size = boot_params_p->hdr.ramdisk_size; initrd_start_early = ramdisk_image; initrd_end_early = initrd_start_early + ramdisk_size; _load_ucode_intel_bsp( - (struct mc_saved_data *)__pa_nodebug(&mc_saved_data), - (unsigned long *)__pa_nodebug(&mc_saved_in_initrd), + (struct mc_saved_data *)__pa_symbol(&mc_saved_data), + (unsigned long *)__pa_symbol(&mc_saved_in_initrd), initrd_start_early, initrd_end_early, &uci); #else ramdisk_image = boot_params.hdr.ramdisk_image; @@ -772,10 +772,10 @@ void __cpuinit load_ucode_intel_ap(void) unsigned long *initrd_start_p; mc_saved_in_initrd_p = - (unsigned long *)__pa_nodebug(mc_saved_in_initrd); - mc_saved_data_p = (struct mc_saved_data *)__pa_nodebug(&mc_saved_data); - initrd_start_p = (unsigned long *)__pa_nodebug(&initrd_start); - initrd_start_addr = (unsigned long)__pa_nodebug(*initrd_start_p); + (unsigned long *)__pa_symbol(mc_saved_in_initrd); + mc_saved_data_p = (struct mc_saved_data *)__pa_symbol(&mc_saved_data); + initrd_start_p = (unsigned long *)__pa_symbol(&initrd_start); + initrd_start_addr = (unsigned long)__pa_symbol(*initrd_start_p); #else mc_saved_data_p = &mc_saved_data; mc_saved_in_initrd_p = mc_saved_in_initrd; diff --git a/trunk/arch/x86/lib/usercopy_64.c b/trunk/arch/x86/lib/usercopy_64.c index 906fea315791..05928aae911e 100644 --- a/trunk/arch/x86/lib/usercopy_64.c +++ b/trunk/arch/x86/lib/usercopy_64.c @@ -74,10 +74,10 @@ copy_user_handle_tail(char *to, char *from, unsigned len, unsigned zerorest) char c; unsigned zero_len; - for (; len; --len, to++) { + for (; len; --len) { if (__get_user_nocheck(c, from++, sizeof(char))) break; - if (__put_user_nocheck(c, to, sizeof(char))) + if (__put_user_nocheck(c, to++, sizeof(char))) break; } diff --git a/trunk/arch/x86/xen/mmu.c b/trunk/arch/x86/xen/mmu.c index 6afbb2ca9a0a..e8e34938c57d 100644 --- a/trunk/arch/x86/xen/mmu.c +++ b/trunk/arch/x86/xen/mmu.c @@ -1467,6 +1467,8 @@ static void __init xen_write_cr3_init(unsigned long cr3) __xen_write_cr3(true, cr3); xen_mc_issue(PARAVIRT_LAZY_CPU); /* interrupts restored */ + + pv_mmu_ops.write_cr3 = &xen_write_cr3; } #endif @@ -2120,7 +2122,6 @@ static void __init xen_post_allocator_init(void) #endif #ifdef CONFIG_X86_64 - pv_mmu_ops.write_cr3 = &xen_write_cr3; SetPagePinned(virt_to_page(level3_user_vsyscall)); #endif xen_mark_init_mm_pinned(); diff --git a/trunk/block/blk-flush.c b/trunk/block/blk-flush.c index cc2b827a853c..db8f1b507857 100644 --- a/trunk/block/blk-flush.c +++ b/trunk/block/blk-flush.c @@ -444,7 +444,7 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask, * copied from blk_rq_pos(rq). */ if (error_sector) - *error_sector = bio->bi_sector; + *error_sector = bio->bi_sector; if (!bio_flagged(bio, BIO_UPTODATE)) ret = -EIO; diff --git a/trunk/block/partition-generic.c b/trunk/block/partition-generic.c index ae95ee6a58aa..789cdea05893 100644 --- a/trunk/block/partition-generic.c +++ b/trunk/block/partition-generic.c @@ -257,7 +257,6 @@ void delete_partition(struct gendisk *disk, int partno) hd_struct_put(part); } -EXPORT_SYMBOL(delete_partition); static ssize_t whole_disk_show(struct device *dev, struct device_attribute *attr, char *buf) diff --git a/trunk/drivers/acpi/Kconfig b/trunk/drivers/acpi/Kconfig index 4bf68c8d4797..92ed9692c47e 100644 --- a/trunk/drivers/acpi/Kconfig +++ b/trunk/drivers/acpi/Kconfig @@ -396,7 +396,7 @@ config ACPI_CUSTOM_METHOD config ACPI_BGRT bool "Boottime Graphics Resource Table support" - depends on EFI && X86 + depends on EFI help This driver adds support for exposing the ACPI Boottime Graphics Resource Table, which allows the operating system to obtain diff --git a/trunk/drivers/acpi/acpi_i2c.c b/trunk/drivers/acpi/acpi_i2c.c index a82c7626aa9b..82045e3f5cac 100644 --- a/trunk/drivers/acpi/acpi_i2c.c +++ b/trunk/drivers/acpi/acpi_i2c.c @@ -90,7 +90,7 @@ void acpi_i2c_register_devices(struct i2c_adapter *adapter) acpi_handle handle; acpi_status status; - handle = ACPI_HANDLE(adapter->dev.parent); + handle = ACPI_HANDLE(&adapter->dev); if (!handle) return; diff --git a/trunk/drivers/acpi/apei/cper.c b/trunk/drivers/acpi/apei/cper.c index fefc2ca7cc3e..1e5d8a40101e 100644 --- a/trunk/drivers/acpi/apei/cper.c +++ b/trunk/drivers/acpi/apei/cper.c @@ -405,7 +405,7 @@ int apei_estatus_check(const struct acpi_hest_generic_status *estatus) return rc; data_len = estatus->data_length; gdata = (struct acpi_hest_generic_data *)(estatus + 1); - while (data_len >= sizeof(*gdata)) { + while (data_len > sizeof(*gdata)) { gedata_len = gdata->error_data_length; if (gedata_len > data_len - sizeof(*gdata)) return -EINVAL; diff --git a/trunk/drivers/acpi/pci_root.c b/trunk/drivers/acpi/pci_root.c index 5ff173066127..0ac546d5e53f 100644 --- a/trunk/drivers/acpi/pci_root.c +++ b/trunk/drivers/acpi/pci_root.c @@ -646,7 +646,6 @@ static void handle_root_bridge_insertion(acpi_handle handle) static void handle_root_bridge_removal(struct acpi_device *device) { - acpi_status status; struct acpi_eject_event *ej_event; ej_event = kmalloc(sizeof(*ej_event), GFP_KERNEL); @@ -662,9 +661,7 @@ static void handle_root_bridge_removal(struct acpi_device *device) ej_event->device = device; ej_event->event = ACPI_NOTIFY_EJECT_REQUEST; - status = acpi_os_hotplug_execute(acpi_bus_hot_remove_device, ej_event); - if (ACPI_FAILURE(status)) - kfree(ej_event); + acpi_bus_hot_remove_device(ej_event); } static void _handle_hotplug_event_root(struct work_struct *work) @@ -679,9 +676,8 @@ static void _handle_hotplug_event_root(struct work_struct *work) handle = hp_work->handle; type = hp_work->type; - acpi_scan_lock_acquire(); - root = acpi_pci_find_root(handle); + acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); switch (type) { @@ -715,7 +711,6 @@ static void _handle_hotplug_event_root(struct work_struct *work) break; } - acpi_scan_lock_release(); kfree(hp_work); /* allocated in handle_hotplug_event_bridge */ kfree(buffer.pointer); } diff --git a/trunk/drivers/acpi/processor_idle.c b/trunk/drivers/acpi/processor_idle.c index ee255c60bdac..fc95308e9a11 100644 --- a/trunk/drivers/acpi/processor_idle.c +++ b/trunk/drivers/acpi/processor_idle.c @@ -66,8 +66,7 @@ module_param(latency_factor, uint, 0644); static DEFINE_PER_CPU(struct cpuidle_device *, acpi_cpuidle_device); -static DEFINE_PER_CPU(struct acpi_processor_cx * [CPUIDLE_STATE_MAX], - acpi_cstate); +static struct acpi_processor_cx *acpi_cstate[CPUIDLE_STATE_MAX]; static int disabled_by_idle_boot_param(void) { @@ -723,7 +722,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { struct acpi_processor *pr; - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; pr = __this_cpu_read(processors); @@ -746,7 +745,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, */ static int acpi_idle_play_dead(struct cpuidle_device *dev, int index) { - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; ACPI_FLUSH_CPU_CACHE(); @@ -776,7 +775,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { struct acpi_processor *pr; - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; pr = __this_cpu_read(processors); @@ -834,7 +833,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { struct acpi_processor *pr; - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; pr = __this_cpu_read(processors); @@ -961,7 +960,7 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr, !(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED)) continue; #endif - per_cpu(acpi_cstate[count], dev->cpu) = cx; + acpi_cstate[count] = cx; count++; if (count == CPUIDLE_STATE_MAX) diff --git a/trunk/drivers/acpi/sleep.c b/trunk/drivers/acpi/sleep.c index 9c1a435d10e6..24213033fbae 100644 --- a/trunk/drivers/acpi/sleep.c +++ b/trunk/drivers/acpi/sleep.c @@ -193,14 +193,6 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = { }, { .callback = init_nvs_nosave, - .ident = "Sony Vaio VGN-FW21M", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FW21M"), - }, - }, - { - .callback = init_nvs_nosave, .ident = "Sony Vaio VPCEB17FX", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), diff --git a/trunk/drivers/base/power/qos.c b/trunk/drivers/base/power/qos.c index 71671c42ef45..5f74587ef258 100644 --- a/trunk/drivers/base/power/qos.c +++ b/trunk/drivers/base/power/qos.c @@ -46,7 +46,6 @@ #include "power.h" static DEFINE_MUTEX(dev_pm_qos_mtx); -static DEFINE_MUTEX(dev_pm_qos_sysfs_mtx); static BLOCKING_NOTIFIER_HEAD(dev_pm_notifiers); @@ -217,17 +216,12 @@ void dev_pm_qos_constraints_destroy(struct device *dev) struct pm_qos_constraints *c; struct pm_qos_flags *f; - mutex_lock(&dev_pm_qos_sysfs_mtx); + mutex_lock(&dev_pm_qos_mtx); /* * If the device's PM QoS resume latency limit or PM QoS flags have been * exposed to user space, they have to be hidden at this point. */ - pm_qos_sysfs_remove_latency(dev); - pm_qos_sysfs_remove_flags(dev); - - mutex_lock(&dev_pm_qos_mtx); - __dev_pm_qos_hide_latency_limit(dev); __dev_pm_qos_hide_flags(dev); @@ -260,8 +254,6 @@ void dev_pm_qos_constraints_destroy(struct device *dev) out: mutex_unlock(&dev_pm_qos_mtx); - - mutex_unlock(&dev_pm_qos_sysfs_mtx); } /** @@ -566,14 +558,6 @@ static void __dev_pm_qos_drop_user_request(struct device *dev, kfree(req); } -static void dev_pm_qos_drop_user_request(struct device *dev, - enum dev_pm_qos_req_type type) -{ - mutex_lock(&dev_pm_qos_mtx); - __dev_pm_qos_drop_user_request(dev, type); - mutex_unlock(&dev_pm_qos_mtx); -} - /** * dev_pm_qos_expose_latency_limit - Expose PM QoS latency limit to user space. * @dev: Device whose PM QoS latency limit is to be exposed to user space. @@ -597,8 +581,6 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value) return ret; } - mutex_lock(&dev_pm_qos_sysfs_mtx); - mutex_lock(&dev_pm_qos_mtx); if (IS_ERR_OR_NULL(dev->power.qos)) @@ -609,27 +591,26 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value) if (ret < 0) { __dev_pm_qos_remove_request(req); kfree(req); - mutex_unlock(&dev_pm_qos_mtx); goto out; } - dev->power.qos->latency_req = req; - - mutex_unlock(&dev_pm_qos_mtx); + dev->power.qos->latency_req = req; ret = pm_qos_sysfs_add_latency(dev); if (ret) - dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); out: - mutex_unlock(&dev_pm_qos_sysfs_mtx); + mutex_unlock(&dev_pm_qos_mtx); return ret; } EXPORT_SYMBOL_GPL(dev_pm_qos_expose_latency_limit); static void __dev_pm_qos_hide_latency_limit(struct device *dev) { - if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req) + if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req) { + pm_qos_sysfs_remove_latency(dev); __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); + } } /** @@ -638,15 +619,9 @@ static void __dev_pm_qos_hide_latency_limit(struct device *dev) */ void dev_pm_qos_hide_latency_limit(struct device *dev) { - mutex_lock(&dev_pm_qos_sysfs_mtx); - - pm_qos_sysfs_remove_latency(dev); - mutex_lock(&dev_pm_qos_mtx); __dev_pm_qos_hide_latency_limit(dev); mutex_unlock(&dev_pm_qos_mtx); - - mutex_unlock(&dev_pm_qos_sysfs_mtx); } EXPORT_SYMBOL_GPL(dev_pm_qos_hide_latency_limit); @@ -674,8 +649,6 @@ int dev_pm_qos_expose_flags(struct device *dev, s32 val) } pm_runtime_get_sync(dev); - mutex_lock(&dev_pm_qos_sysfs_mtx); - mutex_lock(&dev_pm_qos_mtx); if (IS_ERR_OR_NULL(dev->power.qos)) @@ -686,19 +659,16 @@ int dev_pm_qos_expose_flags(struct device *dev, s32 val) if (ret < 0) { __dev_pm_qos_remove_request(req); kfree(req); - mutex_unlock(&dev_pm_qos_mtx); goto out; } - dev->power.qos->flags_req = req; - - mutex_unlock(&dev_pm_qos_mtx); + dev->power.qos->flags_req = req; ret = pm_qos_sysfs_add_flags(dev); if (ret) - dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); out: - mutex_unlock(&dev_pm_qos_sysfs_mtx); + mutex_unlock(&dev_pm_qos_mtx); pm_runtime_put(dev); return ret; } @@ -706,8 +676,10 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_expose_flags); static void __dev_pm_qos_hide_flags(struct device *dev) { - if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req) + if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req) { + pm_qos_sysfs_remove_flags(dev); __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); + } } /** @@ -717,15 +689,9 @@ static void __dev_pm_qos_hide_flags(struct device *dev) void dev_pm_qos_hide_flags(struct device *dev) { pm_runtime_get_sync(dev); - mutex_lock(&dev_pm_qos_sysfs_mtx); - - pm_qos_sysfs_remove_flags(dev); - mutex_lock(&dev_pm_qos_mtx); __dev_pm_qos_hide_flags(dev); mutex_unlock(&dev_pm_qos_mtx); - - mutex_unlock(&dev_pm_qos_sysfs_mtx); pm_runtime_put(dev); } EXPORT_SYMBOL_GPL(dev_pm_qos_hide_flags); diff --git a/trunk/drivers/base/regmap/regcache-rbtree.c b/trunk/drivers/base/regmap/regcache-rbtree.c index 79f4fca9877a..e6732cf7c06e 100644 --- a/trunk/drivers/base/regmap/regcache-rbtree.c +++ b/trunk/drivers/base/regmap/regcache-rbtree.c @@ -398,7 +398,7 @@ static int regcache_rbtree_sync(struct regmap *map, unsigned int min, base = 0; if (max < rbnode->base_reg + rbnode->blklen) - end = max - rbnode->base_reg + 1; + end = rbnode->base_reg + rbnode->blklen - max; else end = rbnode->blklen; diff --git a/trunk/drivers/base/regmap/regmap.c b/trunk/drivers/base/regmap/regmap.c index d34adef1e63e..3d2367501fd0 100644 --- a/trunk/drivers/base/regmap/regmap.c +++ b/trunk/drivers/base/regmap/regmap.c @@ -710,12 +710,12 @@ struct regmap *regmap_init(struct device *dev, } } - regmap_debugfs_init(map, config->name); - ret = regcache_init(map, config); if (ret != 0) goto err_range; + regmap_debugfs_init(map, config->name); + /* Add a devres resource for dev_get_regmap() */ m = devres_alloc(dev_get_regmap_release, sizeof(*m), GFP_KERNEL); if (!m) { @@ -943,7 +943,8 @@ static int _regmap_raw_write(struct regmap *map, unsigned int reg, unsigned int ival; int val_bytes = map->format.val_bytes; for (i = 0; i < val_len / val_bytes; i++) { - ival = map->format.parse_val(val + (i * val_bytes)); + memcpy(map->work_buf, val + (i * val_bytes), val_bytes); + ival = map->format.parse_val(map->work_buf); ret = regcache_write(map, reg + (i * map->reg_stride), ival); if (ret) { @@ -1035,8 +1036,6 @@ static int _regmap_raw_write(struct regmap *map, unsigned int reg, kfree(async->work_buf); kfree(async); } - - return ret; } trace_regmap_hw_write_start(map->dev, reg, diff --git a/trunk/drivers/block/Kconfig b/trunk/drivers/block/Kconfig index b81ddfea1da0..5dc0daed8fac 100644 --- a/trunk/drivers/block/Kconfig +++ b/trunk/drivers/block/Kconfig @@ -532,11 +532,11 @@ config BLK_DEV_RBD If unsure, say N. config BLK_DEV_RSXX - tristate "IBM FlashSystem 70/80 PCIe SSD Device Driver" + tristate "RamSam PCIe Flash SSD Device Driver" depends on PCI help Device driver for IBM's high speed PCIe SSD - storage devices: FlashSystem-70 and FlashSystem-80. + storage devices: RamSan-70 and RamSan-80. To compile this driver as a module, choose M here: the module will be called rsxx. diff --git a/trunk/drivers/block/aoe/aoecmd.c b/trunk/drivers/block/aoe/aoecmd.c index 92b6d7c51e39..25ef5c014fca 100644 --- a/trunk/drivers/block/aoe/aoecmd.c +++ b/trunk/drivers/block/aoe/aoecmd.c @@ -51,9 +51,8 @@ new_skb(ulong len) { struct sk_buff *skb; - skb = alloc_skb(len + MAX_HEADER, GFP_ATOMIC); + skb = alloc_skb(len, GFP_ATOMIC); if (skb) { - skb_reserve(skb, MAX_HEADER); skb_reset_mac_header(skb); skb_reset_network_header(skb); skb->protocol = __constant_htons(ETH_P_AOE); diff --git a/trunk/drivers/block/cciss.c b/trunk/drivers/block/cciss.c index 1c1b8e544aa2..ade58bc8f3c4 100644 --- a/trunk/drivers/block/cciss.c +++ b/trunk/drivers/block/cciss.c @@ -4206,7 +4206,7 @@ static int cciss_find_cfgtables(ctlr_info_t *h) if (rc) return rc; h->cfgtable = remap_pci_mem(pci_resource_start(h->pdev, - cfg_base_addr_index) + cfg_offset, sizeof(*h->cfgtable)); + cfg_base_addr_index) + cfg_offset, sizeof(h->cfgtable)); if (!h->cfgtable) return -ENOMEM; rc = write_driver_ver_to_cfgtable(h->cfgtable); diff --git a/trunk/drivers/block/loop.c b/trunk/drivers/block/loop.c index 2c127f9c3f3b..747bb2af69dc 100644 --- a/trunk/drivers/block/loop.c +++ b/trunk/drivers/block/loop.c @@ -922,11 +922,6 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode, lo->lo_flags |= LO_FLAGS_PARTSCAN; if (lo->lo_flags & LO_FLAGS_PARTSCAN) ioctl_by_bdev(bdev, BLKRRPART, 0); - - /* Grab the block_device to prevent its destruction after we - * put /dev/loopXX inode. Later in loop_clr_fd() we bdput(bdev). - */ - bdgrab(bdev); return 0; out_clr: @@ -1036,10 +1031,8 @@ static int loop_clr_fd(struct loop_device *lo) memset(lo->lo_encrypt_key, 0, LO_KEY_SIZE); memset(lo->lo_crypt_name, 0, LO_NAME_SIZE); memset(lo->lo_file_name, 0, LO_NAME_SIZE); - if (bdev) { - bdput(bdev); + if (bdev) invalidate_bdev(bdev); - } set_capacity(lo->lo_disk, 0); loop_sysfs_exit(lo); if (bdev) { @@ -1051,29 +1044,12 @@ static int loop_clr_fd(struct loop_device *lo) lo->lo_state = Lo_unbound; /* This is safe: open() is still holding a reference. */ module_put(THIS_MODULE); + if (lo->lo_flags & LO_FLAGS_PARTSCAN && bdev) + ioctl_by_bdev(bdev, BLKRRPART, 0); lo->lo_flags = 0; if (!part_shift) lo->lo_disk->flags |= GENHD_FL_NO_PART_SCAN; mutex_unlock(&lo->lo_ctl_mutex); - - /* - * Remove all partitions, since BLKRRPART won't remove user - * added partitions when max_part=0 - */ - if (bdev) { - struct disk_part_iter piter; - struct hd_struct *part; - - mutex_lock_nested(&bdev->bd_mutex, 1); - invalidate_partition(bdev->bd_disk, 0); - disk_part_iter_init(&piter, bdev->bd_disk, - DISK_PITER_INCL_EMPTY); - while ((part = disk_part_iter_next(&piter))) - delete_partition(bdev->bd_disk, part->partno); - disk_part_iter_exit(&piter); - mutex_unlock(&bdev->bd_mutex); - } - /* * Need not hold lo_ctl_mutex to fput backing file. * Calling fput holding lo_ctl_mutex triggers a circular @@ -1647,7 +1623,6 @@ static int loop_add(struct loop_device **l, int i) goto out_free_dev; i = err; - err = -ENOMEM; lo->lo_queue = blk_alloc_queue(GFP_KERNEL); if (!lo->lo_queue) goto out_free_dev; diff --git a/trunk/drivers/block/mg_disk.c b/trunk/drivers/block/mg_disk.c index 076ae7f1b781..1788f491e0fb 100644 --- a/trunk/drivers/block/mg_disk.c +++ b/trunk/drivers/block/mg_disk.c @@ -890,10 +890,8 @@ static int mg_probe(struct platform_device *plat_dev) gpio_direction_output(host->rst, 1); /* reset out pin */ - if (!(prv_data->dev_attr & MG_DEV_MASK)) { - err = -EINVAL; + if (!(prv_data->dev_attr & MG_DEV_MASK)) goto probe_err_3a; - } if (prv_data->dev_attr != MG_BOOT_DEV) { rsc = platform_get_resource_byname(plat_dev, IORESOURCE_IO, diff --git a/trunk/drivers/block/mtip32xx/mtip32xx.c b/trunk/drivers/block/mtip32xx/mtip32xx.c index 92250af84e7d..11cc9522cdd4 100644 --- a/trunk/drivers/block/mtip32xx/mtip32xx.c +++ b/trunk/drivers/block/mtip32xx/mtip32xx.c @@ -4224,7 +4224,6 @@ static int mtip_pci_probe(struct pci_dev *pdev, dd->isr_workq = create_workqueue(dd->workq_name); if (!dd->isr_workq) { dev_warn(&pdev->dev, "Can't create wq %d\n", dd->instance); - rv = -ENOMEM; goto block_initialize_err; } @@ -4283,8 +4282,7 @@ static int mtip_pci_probe(struct pci_dev *pdev, INIT_WORK(&dd->work[7].work, mtip_workq_sdbf7); pci_set_master(pdev); - rv = pci_enable_msi(pdev); - if (rv) { + if (pci_enable_msi(pdev)) { dev_warn(&pdev->dev, "Unable to enable MSI interrupt.\n"); goto block_initialize_err; diff --git a/trunk/drivers/block/rbd.c b/trunk/drivers/block/rbd.c index f556f8a8b3f9..6c81a4c040b9 100644 --- a/trunk/drivers/block/rbd.c +++ b/trunk/drivers/block/rbd.c @@ -1264,32 +1264,6 @@ static bool obj_request_done_test(struct rbd_obj_request *obj_request) return atomic_read(&obj_request->done) != 0; } -static void -rbd_img_obj_request_read_callback(struct rbd_obj_request *obj_request) -{ - dout("%s: obj %p img %p result %d %llu/%llu\n", __func__, - obj_request, obj_request->img_request, obj_request->result, - obj_request->xferred, obj_request->length); - /* - * ENOENT means a hole in the image. We zero-fill the - * entire length of the request. A short read also implies - * zero-fill to the end of the request. Either way we - * update the xferred count to indicate the whole request - * was satisfied. - */ - BUG_ON(obj_request->type != OBJ_REQUEST_BIO); - if (obj_request->result == -ENOENT) { - zero_bio_chain(obj_request->bio_list, 0); - obj_request->result = 0; - obj_request->xferred = obj_request->length; - } else if (obj_request->xferred < obj_request->length && - !obj_request->result) { - zero_bio_chain(obj_request->bio_list, obj_request->xferred); - obj_request->xferred = obj_request->length; - } - obj_request_done_set(obj_request); -} - static void rbd_obj_request_complete(struct rbd_obj_request *obj_request) { dout("%s: obj %p cb %p\n", __func__, obj_request, @@ -1310,10 +1284,23 @@ static void rbd_osd_read_callback(struct rbd_obj_request *obj_request) { dout("%s: obj %p result %d %llu/%llu\n", __func__, obj_request, obj_request->result, obj_request->xferred, obj_request->length); - if (obj_request->img_request) - rbd_img_obj_request_read_callback(obj_request); - else - obj_request_done_set(obj_request); + /* + * ENOENT means a hole in the object. We zero-fill the + * entire length of the request. A short read also implies + * zero-fill to the end of the request. Either way we + * update the xferred count to indicate the whole request + * was satisfied. + */ + if (obj_request->result == -ENOENT) { + zero_bio_chain(obj_request->bio_list, 0); + obj_request->result = 0; + obj_request->xferred = obj_request->length; + } else if (obj_request->xferred < obj_request->length && + !obj_request->result) { + zero_bio_chain(obj_request->bio_list, obj_request->xferred); + obj_request->xferred = obj_request->length; + } + obj_request_done_set(obj_request); } static void rbd_osd_write_callback(struct rbd_obj_request *obj_request) diff --git a/trunk/drivers/block/rsxx/Makefile b/trunk/drivers/block/rsxx/Makefile index b1c53c0aa450..f35cd0b71f7b 100644 --- a/trunk/drivers/block/rsxx/Makefile +++ b/trunk/drivers/block/rsxx/Makefile @@ -1,2 +1,2 @@ obj-$(CONFIG_BLK_DEV_RSXX) += rsxx.o -rsxx-objs := config.o core.o cregs.o dev.o dma.o +rsxx-y := config.o core.o cregs.o dev.o dma.o diff --git a/trunk/drivers/block/rsxx/config.c b/trunk/drivers/block/rsxx/config.c index 10cd530d3e10..a295e7e9ee41 100644 --- a/trunk/drivers/block/rsxx/config.c +++ b/trunk/drivers/block/rsxx/config.c @@ -29,13 +29,15 @@ #include "rsxx_priv.h" #include "rsxx_cfg.h" -static void initialize_config(struct rsxx_card_cfg *cfg) +static void initialize_config(void *config) { + struct rsxx_card_cfg *cfg = config; + cfg->hdr.version = RSXX_CFG_VERSION; cfg->data.block_size = RSXX_HW_BLK_SIZE; cfg->data.stripe_size = RSXX_HW_BLK_SIZE; - cfg->data.vendor_id = RSXX_VENDOR_ID_IBM; + cfg->data.vendor_id = RSXX_VENDOR_ID_TMS_IBM; cfg->data.cache_order = (-1); cfg->data.intr_coal.mode = RSXX_INTR_COAL_DISABLED; cfg->data.intr_coal.count = 0; @@ -179,7 +181,7 @@ int rsxx_load_config(struct rsxx_cardinfo *card) } else { dev_info(CARD_TO_DEV(card), "Initializing card configuration.\n"); - initialize_config(&card->config); + initialize_config(card); st = rsxx_save_config(card); if (st) return st; diff --git a/trunk/drivers/block/rsxx/core.c b/trunk/drivers/block/rsxx/core.c index 5af21f2db29c..e5162487686a 100644 --- a/trunk/drivers/block/rsxx/core.c +++ b/trunk/drivers/block/rsxx/core.c @@ -30,7 +30,6 @@ #include #include #include -#include #include #include @@ -40,8 +39,8 @@ #define NO_LEGACY 0 -MODULE_DESCRIPTION("IBM FlashSystem 70/80 PCIe SSD Device Driver"); -MODULE_AUTHOR("Joshua Morris/Philip Kelleher, IBM"); +MODULE_DESCRIPTION("IBM RamSan PCIe Flash SSD Device Driver"); +MODULE_AUTHOR("IBM "); MODULE_LICENSE("GPL"); MODULE_VERSION(DRIVER_VERSION); @@ -53,13 +52,6 @@ static DEFINE_IDA(rsxx_disk_ida); static DEFINE_SPINLOCK(rsxx_ida_lock); /*----------------- Interrupt Control & Handling -------------------*/ - -static void rsxx_mask_interrupts(struct rsxx_cardinfo *card) -{ - card->isr_mask = 0; - card->ier_mask = 0; -} - static void __enable_intr(unsigned int *mask, unsigned int intr) { *mask |= intr; @@ -79,8 +71,7 @@ static void __disable_intr(unsigned int *mask, unsigned int intr) */ void rsxx_enable_ier(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->halt) || - unlikely(card->eeh_state)) + if (unlikely(card->halt)) return; __enable_intr(&card->ier_mask, intr); @@ -89,9 +80,6 @@ void rsxx_enable_ier(struct rsxx_cardinfo *card, unsigned int intr) void rsxx_disable_ier(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->eeh_state)) - return; - __disable_intr(&card->ier_mask, intr); iowrite32(card->ier_mask, card->regmap + IER); } @@ -99,8 +87,7 @@ void rsxx_disable_ier(struct rsxx_cardinfo *card, unsigned int intr) void rsxx_enable_ier_and_isr(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->halt) || - unlikely(card->eeh_state)) + if (unlikely(card->halt)) return; __enable_intr(&card->isr_mask, intr); @@ -110,9 +97,6 @@ void rsxx_enable_ier_and_isr(struct rsxx_cardinfo *card, void rsxx_disable_ier_and_isr(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->eeh_state)) - return; - __disable_intr(&card->isr_mask, intr); __disable_intr(&card->ier_mask, intr); iowrite32(card->ier_mask, card->regmap + IER); @@ -131,9 +115,6 @@ static irqreturn_t rsxx_isr(int irq, void *pdata) do { reread_isr = 0; - if (unlikely(card->eeh_state)) - break; - isr = ioread32(card->regmap + ISR); if (isr == 0xffffffff) { /* @@ -180,9 +161,9 @@ static irqreturn_t rsxx_isr(int irq, void *pdata) } /*----------------- Card Event Handler -------------------*/ -static const char * const rsxx_card_state_to_str(unsigned int state) +static char *rsxx_card_state_to_str(unsigned int state) { - static const char * const state_strings[] = { + static char *state_strings[] = { "Unknown", "Shutdown", "Starting", "Formatting", "Uninitialized", "Good", "Shutting Down", "Fault", "Read Only Fault", "dStroying" @@ -323,192 +304,6 @@ static int card_shutdown(struct rsxx_cardinfo *card) return 0; } -static int rsxx_eeh_frozen(struct pci_dev *dev) -{ - struct rsxx_cardinfo *card = pci_get_drvdata(dev); - int i; - int st; - - dev_warn(&dev->dev, "IBM FlashSystem PCI: preparing for slot reset.\n"); - - card->eeh_state = 1; - rsxx_mask_interrupts(card); - - /* - * We need to guarantee that the write for eeh_state and masking - * interrupts does not become reordered. This will prevent a possible - * race condition with the EEH code. - */ - wmb(); - - pci_disable_device(dev); - - st = rsxx_eeh_save_issued_dmas(card); - if (st) - return st; - - rsxx_eeh_save_issued_creg(card); - - for (i = 0; i < card->n_targets; i++) { - if (card->ctrl[i].status.buf) - pci_free_consistent(card->dev, STATUS_BUFFER_SIZE8, - card->ctrl[i].status.buf, - card->ctrl[i].status.dma_addr); - if (card->ctrl[i].cmd.buf) - pci_free_consistent(card->dev, COMMAND_BUFFER_SIZE8, - card->ctrl[i].cmd.buf, - card->ctrl[i].cmd.dma_addr); - } - - return 0; -} - -static void rsxx_eeh_failure(struct pci_dev *dev) -{ - struct rsxx_cardinfo *card = pci_get_drvdata(dev); - int i; - - dev_err(&dev->dev, "IBM FlashSystem PCI: disabling failed card.\n"); - - card->eeh_state = 1; - - for (i = 0; i < card->n_targets; i++) - del_timer_sync(&card->ctrl[i].activity_timer); - - rsxx_eeh_cancel_dmas(card); -} - -static int rsxx_eeh_fifo_flush_poll(struct rsxx_cardinfo *card) -{ - unsigned int status; - int iter = 0; - - /* We need to wait for the hardware to reset */ - while (iter++ < 10) { - status = ioread32(card->regmap + PCI_RECONFIG); - - if (status & RSXX_FLUSH_BUSY) { - ssleep(1); - continue; - } - - if (status & RSXX_FLUSH_TIMEOUT) - dev_warn(CARD_TO_DEV(card), "HW: flash controller timeout\n"); - return 0; - } - - /* Hardware failed resetting itself. */ - return -1; -} - -static pci_ers_result_t rsxx_error_detected(struct pci_dev *dev, - enum pci_channel_state error) -{ - int st; - - if (dev->revision < RSXX_EEH_SUPPORT) - return PCI_ERS_RESULT_NONE; - - if (error == pci_channel_io_perm_failure) { - rsxx_eeh_failure(dev); - return PCI_ERS_RESULT_DISCONNECT; - } - - st = rsxx_eeh_frozen(dev); - if (st) { - dev_err(&dev->dev, "Slot reset setup failed\n"); - rsxx_eeh_failure(dev); - return PCI_ERS_RESULT_DISCONNECT; - } - - return PCI_ERS_RESULT_NEED_RESET; -} - -static pci_ers_result_t rsxx_slot_reset(struct pci_dev *dev) -{ - struct rsxx_cardinfo *card = pci_get_drvdata(dev); - unsigned long flags; - int i; - int st; - - dev_warn(&dev->dev, - "IBM FlashSystem PCI: recovering from slot reset.\n"); - - st = pci_enable_device(dev); - if (st) - goto failed_hw_setup; - - pci_set_master(dev); - - st = rsxx_eeh_fifo_flush_poll(card); - if (st) - goto failed_hw_setup; - - rsxx_dma_queue_reset(card); - - for (i = 0; i < card->n_targets; i++) { - st = rsxx_hw_buffers_init(dev, &card->ctrl[i]); - if (st) - goto failed_hw_buffers_init; - } - - if (card->config_valid) - rsxx_dma_configure(card); - - /* Clears the ISR register from spurious interrupts */ - st = ioread32(card->regmap + ISR); - - card->eeh_state = 0; - - st = rsxx_eeh_remap_dmas(card); - if (st) - goto failed_remap_dmas; - - spin_lock_irqsave(&card->irq_lock, flags); - if (card->n_targets & RSXX_MAX_TARGETS) - rsxx_enable_ier_and_isr(card, CR_INTR_ALL_G); - else - rsxx_enable_ier_and_isr(card, CR_INTR_ALL_C); - spin_unlock_irqrestore(&card->irq_lock, flags); - - rsxx_kick_creg_queue(card); - - for (i = 0; i < card->n_targets; i++) { - spin_lock(&card->ctrl[i].queue_lock); - if (list_empty(&card->ctrl[i].queue)) { - spin_unlock(&card->ctrl[i].queue_lock); - continue; - } - spin_unlock(&card->ctrl[i].queue_lock); - - queue_work(card->ctrl[i].issue_wq, - &card->ctrl[i].issue_dma_work); - } - - dev_info(&dev->dev, "IBM FlashSystem PCI: recovery complete.\n"); - - return PCI_ERS_RESULT_RECOVERED; - -failed_hw_buffers_init: -failed_remap_dmas: - for (i = 0; i < card->n_targets; i++) { - if (card->ctrl[i].status.buf) - pci_free_consistent(card->dev, - STATUS_BUFFER_SIZE8, - card->ctrl[i].status.buf, - card->ctrl[i].status.dma_addr); - if (card->ctrl[i].cmd.buf) - pci_free_consistent(card->dev, - COMMAND_BUFFER_SIZE8, - card->ctrl[i].cmd.buf, - card->ctrl[i].cmd.dma_addr); - } -failed_hw_setup: - rsxx_eeh_failure(dev); - return PCI_ERS_RESULT_DISCONNECT; - -} - /*----------------- Driver Initialization & Setup -------------------*/ /* Returns: 0 if the driver is compatible with the device -1 if the driver is NOT compatible with the device */ @@ -588,7 +383,6 @@ static int rsxx_pci_probe(struct pci_dev *dev, spin_lock_init(&card->irq_lock); card->halt = 0; - card->eeh_state = 0; spin_lock_irq(&card->irq_lock); rsxx_disable_ier_and_isr(card, CR_INTR_ALL); @@ -744,6 +538,9 @@ static void rsxx_pci_remove(struct pci_dev *dev) rsxx_disable_ier_and_isr(card, CR_INTR_EVENT); spin_unlock_irqrestore(&card->irq_lock, flags); + /* Prevent work_structs from re-queuing themselves. */ + card->halt = 1; + cancel_work_sync(&card->event_work); rsxx_destroy_dev(card); @@ -752,10 +549,6 @@ static void rsxx_pci_remove(struct pci_dev *dev) spin_lock_irqsave(&card->irq_lock, flags); rsxx_disable_ier_and_isr(card, CR_INTR_ALL); spin_unlock_irqrestore(&card->irq_lock, flags); - - /* Prevent work_structs from re-queuing themselves. */ - card->halt = 1; - free_irq(dev->irq, card); if (!force_legacy) @@ -799,14 +592,11 @@ static void rsxx_pci_shutdown(struct pci_dev *dev) card_shutdown(card); } -static const struct pci_error_handlers rsxx_err_handler = { - .error_detected = rsxx_error_detected, - .slot_reset = rsxx_slot_reset, -}; - static DEFINE_PCI_DEVICE_TABLE(rsxx_pci_ids) = { - {PCI_DEVICE(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_FS70_FLASH)}, - {PCI_DEVICE(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_FS80_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS70_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS70D_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS80_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS81_FLASH)}, {0,}, }; @@ -819,7 +609,6 @@ static struct pci_driver rsxx_pci_driver = { .remove = rsxx_pci_remove, .suspend = rsxx_pci_suspend, .shutdown = rsxx_pci_shutdown, - .err_handler = &rsxx_err_handler, }; static int __init rsxx_core_init(void) diff --git a/trunk/drivers/block/rsxx/cregs.c b/trunk/drivers/block/rsxx/cregs.c index 4b5c020a0a65..80bbe639fccd 100644 --- a/trunk/drivers/block/rsxx/cregs.c +++ b/trunk/drivers/block/rsxx/cregs.c @@ -58,7 +58,7 @@ static struct kmem_cache *creg_cmd_pool; #error Unknown endianess!!! Aborting... #endif -static int copy_to_creg_data(struct rsxx_cardinfo *card, +static void copy_to_creg_data(struct rsxx_cardinfo *card, int cnt8, void *buf, unsigned int stream) @@ -66,9 +66,6 @@ static int copy_to_creg_data(struct rsxx_cardinfo *card, int i = 0; u32 *data = buf; - if (unlikely(card->eeh_state)) - return -EIO; - for (i = 0; cnt8 > 0; i++, cnt8 -= 4) { /* * Firmware implementation makes it necessary to byte swap on @@ -79,12 +76,10 @@ static int copy_to_creg_data(struct rsxx_cardinfo *card, else iowrite32(data[i], card->regmap + CREG_DATA(i)); } - - return 0; } -static int copy_from_creg_data(struct rsxx_cardinfo *card, +static void copy_from_creg_data(struct rsxx_cardinfo *card, int cnt8, void *buf, unsigned int stream) @@ -92,9 +87,6 @@ static int copy_from_creg_data(struct rsxx_cardinfo *card, int i = 0; u32 *data = buf; - if (unlikely(card->eeh_state)) - return -EIO; - for (i = 0; cnt8 > 0; i++, cnt8 -= 4) { /* * Firmware implementation makes it necessary to byte swap on @@ -105,31 +97,41 @@ static int copy_from_creg_data(struct rsxx_cardinfo *card, else data[i] = ioread32(card->regmap + CREG_DATA(i)); } - - return 0; } -static void creg_issue_cmd(struct rsxx_cardinfo *card, struct creg_cmd *cmd) +static struct creg_cmd *pop_active_cmd(struct rsxx_cardinfo *card) { - int st; + struct creg_cmd *cmd; - if (unlikely(card->eeh_state)) - return; + /* + * Spin lock is needed because this can be called in atomic/interrupt + * context. + */ + spin_lock_bh(&card->creg_ctrl.lock); + cmd = card->creg_ctrl.active_cmd; + card->creg_ctrl.active_cmd = NULL; + spin_unlock_bh(&card->creg_ctrl.lock); + return cmd; +} + +static void creg_issue_cmd(struct rsxx_cardinfo *card, struct creg_cmd *cmd) +{ iowrite32(cmd->addr, card->regmap + CREG_ADD); iowrite32(cmd->cnt8, card->regmap + CREG_CNT); if (cmd->op == CREG_OP_WRITE) { - if (cmd->buf) { - st = copy_to_creg_data(card, cmd->cnt8, - cmd->buf, cmd->stream); - if (st) - return; - } + if (cmd->buf) + copy_to_creg_data(card, cmd->cnt8, + cmd->buf, cmd->stream); } - if (unlikely(card->eeh_state)) - return; + /* + * Data copy must complete before initiating the command. This is + * needed for weakly ordered processors (i.e. PowerPC), so that all + * neccessary registers are written before we kick the hardware. + */ + wmb(); /* Setting the valid bit will kick off the command. */ iowrite32(cmd->op, card->regmap + CREG_CMD); @@ -194,11 +196,11 @@ static int creg_queue_cmd(struct rsxx_cardinfo *card, cmd->cb_private = cb_private; cmd->status = 0; - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); list_add_tail(&cmd->list, &card->creg_ctrl.queue); card->creg_ctrl.q_depth++; creg_kick_queue(card); - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); return 0; } @@ -208,11 +210,7 @@ static void creg_cmd_timed_out(unsigned long data) struct rsxx_cardinfo *card = (struct rsxx_cardinfo *) data; struct creg_cmd *cmd; - spin_lock(&card->creg_ctrl.lock); - cmd = card->creg_ctrl.active_cmd; - card->creg_ctrl.active_cmd = NULL; - spin_unlock(&card->creg_ctrl.lock); - + cmd = pop_active_cmd(card); if (cmd == NULL) { card->creg_ctrl.creg_stats.creg_timeout++; dev_warn(CARD_TO_DEV(card), @@ -249,11 +247,7 @@ static void creg_cmd_done(struct work_struct *work) if (del_timer_sync(&card->creg_ctrl.cmd_timer) == 0) card->creg_ctrl.creg_stats.failed_cancel_timer++; - spin_lock_bh(&card->creg_ctrl.lock); - cmd = card->creg_ctrl.active_cmd; - card->creg_ctrl.active_cmd = NULL; - spin_unlock_bh(&card->creg_ctrl.lock); - + cmd = pop_active_cmd(card); if (cmd == NULL) { dev_err(CARD_TO_DEV(card), "Spurious creg interrupt!\n"); @@ -293,7 +287,7 @@ static void creg_cmd_done(struct work_struct *work) goto creg_done; } - st = copy_from_creg_data(card, cnt8, cmd->buf, cmd->stream); + copy_from_creg_data(card, cnt8, cmd->buf, cmd->stream); } creg_done: @@ -302,10 +296,10 @@ static void creg_cmd_done(struct work_struct *work) kmem_cache_free(creg_cmd_pool, cmd); - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); card->creg_ctrl.active = 0; creg_kick_queue(card); - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); } static void creg_reset(struct rsxx_cardinfo *card) @@ -330,7 +324,7 @@ static void creg_reset(struct rsxx_cardinfo *card) "Resetting creg interface for recovery\n"); /* Cancel outstanding commands */ - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); list_for_each_entry_safe(cmd, tmp, &card->creg_ctrl.queue, list) { list_del(&cmd->list); card->creg_ctrl.q_depth--; @@ -351,7 +345,7 @@ static void creg_reset(struct rsxx_cardinfo *card) card->creg_ctrl.active = 0; } - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); card->creg_ctrl.reset = 0; spin_lock_irqsave(&card->irq_lock, flags); @@ -405,12 +399,12 @@ static int __issue_creg_rw(struct rsxx_cardinfo *card, return st; /* - * This timeout is necessary for unresponsive hardware. The additional + * This timeout is neccessary for unresponsive hardware. The additional * 20 seconds to used to guarantee that each cregs requests has time to * complete. */ - timeout = msecs_to_jiffies(CREG_TIMEOUT_MSEC * - card->creg_ctrl.q_depth + 20000); + timeout = msecs_to_jiffies((CREG_TIMEOUT_MSEC * + card->creg_ctrl.q_depth) + 20000); /* * The creg interface is guaranteed to complete. It has a timeout @@ -696,32 +690,6 @@ int rsxx_reg_access(struct rsxx_cardinfo *card, return 0; } -void rsxx_eeh_save_issued_creg(struct rsxx_cardinfo *card) -{ - struct creg_cmd *cmd = NULL; - - cmd = card->creg_ctrl.active_cmd; - card->creg_ctrl.active_cmd = NULL; - - if (cmd) { - del_timer_sync(&card->creg_ctrl.cmd_timer); - - spin_lock_bh(&card->creg_ctrl.lock); - list_add(&cmd->list, &card->creg_ctrl.queue); - card->creg_ctrl.q_depth++; - card->creg_ctrl.active = 0; - spin_unlock_bh(&card->creg_ctrl.lock); - } -} - -void rsxx_kick_creg_queue(struct rsxx_cardinfo *card) -{ - spin_lock_bh(&card->creg_ctrl.lock); - if (!list_empty(&card->creg_ctrl.queue)) - creg_kick_queue(card); - spin_unlock_bh(&card->creg_ctrl.lock); -} - /*------------ Initialization & Setup --------------*/ int rsxx_creg_setup(struct rsxx_cardinfo *card) { @@ -744,7 +712,7 @@ void rsxx_creg_destroy(struct rsxx_cardinfo *card) int cnt = 0; /* Cancel outstanding commands */ - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); list_for_each_entry_safe(cmd, tmp, &card->creg_ctrl.queue, list) { list_del(&cmd->list); if (cmd->cb) @@ -769,7 +737,7 @@ void rsxx_creg_destroy(struct rsxx_cardinfo *card) "Canceled active creg command\n"); kmem_cache_free(creg_cmd_pool, cmd); } - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); cancel_work_sync(&card->creg_ctrl.done_work); } diff --git a/trunk/drivers/block/rsxx/dma.c b/trunk/drivers/block/rsxx/dma.c index 0607513cfb41..63176e67662f 100644 --- a/trunk/drivers/block/rsxx/dma.c +++ b/trunk/drivers/block/rsxx/dma.c @@ -28,7 +28,7 @@ struct rsxx_dma { struct list_head list; u8 cmd; - unsigned int laddr; /* Logical address */ + unsigned int laddr; /* Logical address on the ramsan */ struct { u32 off; u32 cnt; @@ -81,6 +81,9 @@ enum rsxx_hw_status { HW_STATUS_FAULT = 0x08, }; +#define STATUS_BUFFER_SIZE8 4096 +#define COMMAND_BUFFER_SIZE8 4096 + static struct kmem_cache *rsxx_dma_pool; struct dma_tracker { @@ -119,7 +122,7 @@ static unsigned int rsxx_get_dma_tgt(struct rsxx_cardinfo *card, u64 addr8) return tgt; } -void rsxx_dma_queue_reset(struct rsxx_cardinfo *card) +static void rsxx_dma_queue_reset(struct rsxx_cardinfo *card) { /* Reset all DMA Command/Status Queues */ iowrite32(DMA_QUEUE_RESET, card->regmap + RESET); @@ -207,8 +210,7 @@ static void dma_intr_coal_auto_tune(struct rsxx_cardinfo *card) u32 q_depth = 0; u32 intr_coal; - if (card->config.data.intr_coal.mode != RSXX_INTR_COAL_AUTO_TUNE || - unlikely(card->eeh_state)) + if (card->config.data.intr_coal.mode != RSXX_INTR_COAL_AUTO_TUNE) return; for (i = 0; i < card->n_targets; i++) @@ -221,26 +223,31 @@ static void dma_intr_coal_auto_tune(struct rsxx_cardinfo *card) } /*----------------- RSXX DMA Handling -------------------*/ -static void rsxx_complete_dma(struct rsxx_dma_ctrl *ctrl, +static void rsxx_complete_dma(struct rsxx_cardinfo *card, struct rsxx_dma *dma, unsigned int status) { if (status & DMA_SW_ERR) - ctrl->stats.dma_sw_err++; + printk_ratelimited(KERN_ERR + "SW Error in DMA(cmd x%02x, laddr x%08x)\n", + dma->cmd, dma->laddr); if (status & DMA_HW_FAULT) - ctrl->stats.dma_hw_fault++; + printk_ratelimited(KERN_ERR + "HW Fault in DMA(cmd x%02x, laddr x%08x)\n", + dma->cmd, dma->laddr); if (status & DMA_CANCELLED) - ctrl->stats.dma_cancelled++; + printk_ratelimited(KERN_ERR + "DMA Cancelled(cmd x%02x, laddr x%08x)\n", + dma->cmd, dma->laddr); if (dma->dma_addr) - pci_unmap_page(ctrl->card->dev, dma->dma_addr, - get_dma_size(dma), + pci_unmap_page(card->dev, dma->dma_addr, get_dma_size(dma), dma->cmd == HW_CMD_BLK_WRITE ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE); if (dma->cb) - dma->cb(ctrl->card, dma->cb_data, status ? 1 : 0); + dma->cb(card, dma->cb_data, status ? 1 : 0); kmem_cache_free(rsxx_dma_pool, dma); } @@ -323,15 +330,14 @@ static void rsxx_handle_dma_error(struct rsxx_dma_ctrl *ctrl, if (requeue_cmd) rsxx_requeue_dma(ctrl, dma); else - rsxx_complete_dma(ctrl, dma, status); + rsxx_complete_dma(ctrl->card, dma, status); } static void dma_engine_stalled(unsigned long data) { struct rsxx_dma_ctrl *ctrl = (struct rsxx_dma_ctrl *)data; - if (atomic_read(&ctrl->stats.hw_q_depth) == 0 || - unlikely(ctrl->card->eeh_state)) + if (atomic_read(&ctrl->stats.hw_q_depth) == 0) return; if (ctrl->cmd.idx != ioread32(ctrl->regmap + SW_CMD_IDX)) { @@ -363,8 +369,7 @@ static void rsxx_issue_dmas(struct work_struct *work) ctrl = container_of(work, struct rsxx_dma_ctrl, issue_dma_work); hw_cmd_buf = ctrl->cmd.buf; - if (unlikely(ctrl->card->halt) || - unlikely(ctrl->card->eeh_state)) + if (unlikely(ctrl->card->halt)) return; while (1) { @@ -392,7 +397,7 @@ static void rsxx_issue_dmas(struct work_struct *work) */ if (unlikely(ctrl->card->dma_fault)) { push_tracker(ctrl->trackers, tag); - rsxx_complete_dma(ctrl, dma, DMA_CANCELLED); + rsxx_complete_dma(ctrl->card, dma, DMA_CANCELLED); continue; } @@ -427,15 +432,19 @@ static void rsxx_issue_dmas(struct work_struct *work) /* Let HW know we've queued commands. */ if (cmds_pending) { + /* + * We must guarantee that the CPU writes to 'ctrl->cmd.buf' + * (which is in PCI-consistent system-memory) from the loop + * above make it into the coherency domain before the + * following PIO "trigger" updating the cmd.idx. A WMB is + * sufficient. We need not explicitly CPU cache-flush since + * the memory is a PCI-consistent (ie; coherent) mapping. + */ + wmb(); + atomic_add(cmds_pending, &ctrl->stats.hw_q_depth); mod_timer(&ctrl->activity_timer, jiffies + DMA_ACTIVITY_TIMEOUT); - - if (unlikely(ctrl->card->eeh_state)) { - del_timer_sync(&ctrl->activity_timer); - return; - } - iowrite32(ctrl->cmd.idx, ctrl->regmap + SW_CMD_IDX); } } @@ -454,8 +463,7 @@ static void rsxx_dma_done(struct work_struct *work) hw_st_buf = ctrl->status.buf; if (unlikely(ctrl->card->halt) || - unlikely(ctrl->card->dma_fault) || - unlikely(ctrl->card->eeh_state)) + unlikely(ctrl->card->dma_fault)) return; count = le16_to_cpu(hw_st_buf[ctrl->status.idx].count); @@ -500,7 +508,7 @@ static void rsxx_dma_done(struct work_struct *work) if (status) rsxx_handle_dma_error(ctrl, dma, status); else - rsxx_complete_dma(ctrl, dma, 0); + rsxx_complete_dma(ctrl->card, dma, 0); push_tracker(ctrl->trackers, tag); @@ -719,54 +727,20 @@ int rsxx_dma_queue_bio(struct rsxx_cardinfo *card, /*----------------- DMA Engine Initialization & Setup -------------------*/ -int rsxx_hw_buffers_init(struct pci_dev *dev, struct rsxx_dma_ctrl *ctrl) -{ - ctrl->status.buf = pci_alloc_consistent(dev, STATUS_BUFFER_SIZE8, - &ctrl->status.dma_addr); - ctrl->cmd.buf = pci_alloc_consistent(dev, COMMAND_BUFFER_SIZE8, - &ctrl->cmd.dma_addr); - if (ctrl->status.buf == NULL || ctrl->cmd.buf == NULL) - return -ENOMEM; - - memset(ctrl->status.buf, 0xac, STATUS_BUFFER_SIZE8); - iowrite32(lower_32_bits(ctrl->status.dma_addr), - ctrl->regmap + SB_ADD_LO); - iowrite32(upper_32_bits(ctrl->status.dma_addr), - ctrl->regmap + SB_ADD_HI); - - memset(ctrl->cmd.buf, 0x83, COMMAND_BUFFER_SIZE8); - iowrite32(lower_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_LO); - iowrite32(upper_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_HI); - - ctrl->status.idx = ioread32(ctrl->regmap + HW_STATUS_CNT); - if (ctrl->status.idx > RSXX_MAX_OUTSTANDING_CMDS) { - dev_crit(&dev->dev, "Failed reading status cnt x%x\n", - ctrl->status.idx); - return -EINVAL; - } - iowrite32(ctrl->status.idx, ctrl->regmap + HW_STATUS_CNT); - iowrite32(ctrl->status.idx, ctrl->regmap + SW_STATUS_CNT); - - ctrl->cmd.idx = ioread32(ctrl->regmap + HW_CMD_IDX); - if (ctrl->cmd.idx > RSXX_MAX_OUTSTANDING_CMDS) { - dev_crit(&dev->dev, "Failed reading cmd cnt x%x\n", - ctrl->status.idx); - return -EINVAL; - } - iowrite32(ctrl->cmd.idx, ctrl->regmap + HW_CMD_IDX); - iowrite32(ctrl->cmd.idx, ctrl->regmap + SW_CMD_IDX); - - return 0; -} - static int rsxx_dma_ctrl_init(struct pci_dev *dev, struct rsxx_dma_ctrl *ctrl) { int i; - int st; memset(&ctrl->stats, 0, sizeof(ctrl->stats)); + ctrl->status.buf = pci_alloc_consistent(dev, STATUS_BUFFER_SIZE8, + &ctrl->status.dma_addr); + ctrl->cmd.buf = pci_alloc_consistent(dev, COMMAND_BUFFER_SIZE8, + &ctrl->cmd.dma_addr); + if (ctrl->status.buf == NULL || ctrl->cmd.buf == NULL) + return -ENOMEM; + ctrl->trackers = vmalloc(DMA_TRACKER_LIST_SIZE8); if (!ctrl->trackers) return -ENOMEM; @@ -796,9 +770,35 @@ static int rsxx_dma_ctrl_init(struct pci_dev *dev, INIT_WORK(&ctrl->issue_dma_work, rsxx_issue_dmas); INIT_WORK(&ctrl->dma_done_work, rsxx_dma_done); - st = rsxx_hw_buffers_init(dev, ctrl); - if (st) - return st; + memset(ctrl->status.buf, 0xac, STATUS_BUFFER_SIZE8); + iowrite32(lower_32_bits(ctrl->status.dma_addr), + ctrl->regmap + SB_ADD_LO); + iowrite32(upper_32_bits(ctrl->status.dma_addr), + ctrl->regmap + SB_ADD_HI); + + memset(ctrl->cmd.buf, 0x83, COMMAND_BUFFER_SIZE8); + iowrite32(lower_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_LO); + iowrite32(upper_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_HI); + + ctrl->status.idx = ioread32(ctrl->regmap + HW_STATUS_CNT); + if (ctrl->status.idx > RSXX_MAX_OUTSTANDING_CMDS) { + dev_crit(&dev->dev, "Failed reading status cnt x%x\n", + ctrl->status.idx); + return -EINVAL; + } + iowrite32(ctrl->status.idx, ctrl->regmap + HW_STATUS_CNT); + iowrite32(ctrl->status.idx, ctrl->regmap + SW_STATUS_CNT); + + ctrl->cmd.idx = ioread32(ctrl->regmap + HW_CMD_IDX); + if (ctrl->cmd.idx > RSXX_MAX_OUTSTANDING_CMDS) { + dev_crit(&dev->dev, "Failed reading cmd cnt x%x\n", + ctrl->status.idx); + return -EINVAL; + } + iowrite32(ctrl->cmd.idx, ctrl->regmap + HW_CMD_IDX); + iowrite32(ctrl->cmd.idx, ctrl->regmap + SW_CMD_IDX); + + wmb(); return 0; } @@ -834,7 +834,7 @@ static int rsxx_dma_stripe_setup(struct rsxx_cardinfo *card, return 0; } -int rsxx_dma_configure(struct rsxx_cardinfo *card) +static int rsxx_dma_configure(struct rsxx_cardinfo *card) { u32 intr_coal; @@ -980,103 +980,6 @@ void rsxx_dma_destroy(struct rsxx_cardinfo *card) } } -int rsxx_eeh_save_issued_dmas(struct rsxx_cardinfo *card) -{ - int i; - int j; - int cnt; - struct rsxx_dma *dma; - struct list_head *issued_dmas; - - issued_dmas = kzalloc(sizeof(*issued_dmas) * card->n_targets, - GFP_KERNEL); - if (!issued_dmas) - return -ENOMEM; - - for (i = 0; i < card->n_targets; i++) { - INIT_LIST_HEAD(&issued_dmas[i]); - cnt = 0; - for (j = 0; j < RSXX_MAX_OUTSTANDING_CMDS; j++) { - dma = get_tracker_dma(card->ctrl[i].trackers, j); - if (dma == NULL) - continue; - - if (dma->cmd == HW_CMD_BLK_WRITE) - card->ctrl[i].stats.writes_issued--; - else if (dma->cmd == HW_CMD_BLK_DISCARD) - card->ctrl[i].stats.discards_issued--; - else - card->ctrl[i].stats.reads_issued--; - - list_add_tail(&dma->list, &issued_dmas[i]); - push_tracker(card->ctrl[i].trackers, j); - cnt++; - } - - spin_lock(&card->ctrl[i].queue_lock); - list_splice(&issued_dmas[i], &card->ctrl[i].queue); - - atomic_sub(cnt, &card->ctrl[i].stats.hw_q_depth); - card->ctrl[i].stats.sw_q_depth += cnt; - card->ctrl[i].e_cnt = 0; - - list_for_each_entry(dma, &card->ctrl[i].queue, list) { - if (dma->dma_addr) - pci_unmap_page(card->dev, dma->dma_addr, - get_dma_size(dma), - dma->cmd == HW_CMD_BLK_WRITE ? - PCI_DMA_TODEVICE : - PCI_DMA_FROMDEVICE); - } - spin_unlock(&card->ctrl[i].queue_lock); - } - - kfree(issued_dmas); - - return 0; -} - -void rsxx_eeh_cancel_dmas(struct rsxx_cardinfo *card) -{ - struct rsxx_dma *dma; - struct rsxx_dma *tmp; - int i; - - for (i = 0; i < card->n_targets; i++) { - spin_lock(&card->ctrl[i].queue_lock); - list_for_each_entry_safe(dma, tmp, &card->ctrl[i].queue, list) { - list_del(&dma->list); - - rsxx_complete_dma(&card->ctrl[i], dma, DMA_CANCELLED); - } - spin_unlock(&card->ctrl[i].queue_lock); - } -} - -int rsxx_eeh_remap_dmas(struct rsxx_cardinfo *card) -{ - struct rsxx_dma *dma; - int i; - - for (i = 0; i < card->n_targets; i++) { - spin_lock(&card->ctrl[i].queue_lock); - list_for_each_entry(dma, &card->ctrl[i].queue, list) { - dma->dma_addr = pci_map_page(card->dev, dma->page, - dma->pg_off, get_dma_size(dma), - dma->cmd == HW_CMD_BLK_WRITE ? - PCI_DMA_TODEVICE : - PCI_DMA_FROMDEVICE); - if (!dma->dma_addr) { - spin_unlock(&card->ctrl[i].queue_lock); - kmem_cache_free(rsxx_dma_pool, dma); - return -ENOMEM; - } - } - spin_unlock(&card->ctrl[i].queue_lock); - } - - return 0; -} int rsxx_dma_init(void) { diff --git a/trunk/drivers/block/rsxx/rsxx.h b/trunk/drivers/block/rsxx/rsxx.h index 24ba3642bd89..2e50b65902b7 100644 --- a/trunk/drivers/block/rsxx/rsxx.h +++ b/trunk/drivers/block/rsxx/rsxx.h @@ -27,17 +27,15 @@ /*----------------- IOCTL Definitions -------------------*/ -#define RSXX_MAX_DATA 8 - struct rsxx_reg_access { __u32 addr; __u32 cnt; __u32 stat; __u32 stream; - __u32 data[RSXX_MAX_DATA]; + __u32 data[8]; }; -#define RSXX_MAX_REG_CNT (RSXX_MAX_DATA * (sizeof(__u32))) +#define RSXX_MAX_REG_CNT (8 * (sizeof(__u32))) #define RSXX_IOC_MAGIC 'r' diff --git a/trunk/drivers/block/rsxx/rsxx_cfg.h b/trunk/drivers/block/rsxx/rsxx_cfg.h index f384c943846d..c025fe5fdb70 100644 --- a/trunk/drivers/block/rsxx/rsxx_cfg.h +++ b/trunk/drivers/block/rsxx/rsxx_cfg.h @@ -58,7 +58,7 @@ struct rsxx_card_cfg { }; /* Vendor ID Values */ -#define RSXX_VENDOR_ID_IBM 0 +#define RSXX_VENDOR_ID_TMS_IBM 0 #define RSXX_VENDOR_ID_DSI 1 #define RSXX_VENDOR_COUNT 2 diff --git a/trunk/drivers/block/rsxx/rsxx_priv.h b/trunk/drivers/block/rsxx/rsxx_priv.h index 382e8bf5c03b..a1ac907d8f4c 100644 --- a/trunk/drivers/block/rsxx/rsxx_priv.h +++ b/trunk/drivers/block/rsxx/rsxx_priv.h @@ -45,13 +45,16 @@ struct proc_cmd; -#define PCI_DEVICE_ID_FS70_FLASH 0x04A9 -#define PCI_DEVICE_ID_FS80_FLASH 0x04AA +#define PCI_VENDOR_ID_TMS_IBM 0x15B6 +#define PCI_DEVICE_ID_RS70_FLASH 0x0019 +#define PCI_DEVICE_ID_RS70D_FLASH 0x001A +#define PCI_DEVICE_ID_RS80_FLASH 0x001C +#define PCI_DEVICE_ID_RS81_FLASH 0x001E #define RS70_PCI_REV_SUPPORTED 4 #define DRIVER_NAME "rsxx" -#define DRIVER_VERSION "4.0" +#define DRIVER_VERSION "3.7" /* Block size is 4096 */ #define RSXX_HW_BLK_SHIFT 12 @@ -64,9 +67,6 @@ struct proc_cmd; #define RSXX_MAX_OUTSTANDING_CMDS 255 #define RSXX_CS_IDX_MASK 0xff -#define STATUS_BUFFER_SIZE8 4096 -#define COMMAND_BUFFER_SIZE8 4096 - #define RSXX_MAX_TARGETS 8 struct dma_tracker_list; @@ -91,9 +91,6 @@ struct rsxx_dma_stats { u32 discards_failed; u32 done_rescheduled; u32 issue_rescheduled; - u32 dma_sw_err; - u32 dma_hw_fault; - u32 dma_cancelled; u32 sw_q_depth; /* Number of DMAs on the SW queue. */ atomic_t hw_q_depth; /* Number of DMAs queued to HW. */ }; @@ -119,7 +116,6 @@ struct rsxx_dma_ctrl { struct rsxx_cardinfo { struct pci_dev *dev; unsigned int halt; - unsigned int eeh_state; void __iomem *regmap; spinlock_t irq_lock; @@ -228,7 +224,6 @@ enum rsxx_pci_regmap { PERF_RD512_HI = 0xac, PERF_WR512_LO = 0xb0, PERF_WR512_HI = 0xb4, - PCI_RECONFIG = 0xb8, }; enum rsxx_intr { @@ -242,8 +237,6 @@ enum rsxx_intr { CR_INTR_DMA5 = 0x00000080, CR_INTR_DMA6 = 0x00000100, CR_INTR_DMA7 = 0x00000200, - CR_INTR_ALL_C = 0x0000003f, - CR_INTR_ALL_G = 0x000003ff, CR_INTR_DMA_ALL = 0x000003f5, CR_INTR_ALL = 0xffffffff, }; @@ -260,14 +253,8 @@ enum rsxx_pci_reset { DMA_QUEUE_RESET = 0x00000001, }; -enum rsxx_hw_fifo_flush { - RSXX_FLUSH_BUSY = 0x00000002, - RSXX_FLUSH_TIMEOUT = 0x00000004, -}; - enum rsxx_pci_revision { RSXX_DISCARD_SUPPORT = 2, - RSXX_EEH_SUPPORT = 3, }; enum rsxx_creg_cmd { @@ -373,17 +360,11 @@ int rsxx_dma_setup(struct rsxx_cardinfo *card); void rsxx_dma_destroy(struct rsxx_cardinfo *card); int rsxx_dma_init(void); void rsxx_dma_cleanup(void); -void rsxx_dma_queue_reset(struct rsxx_cardinfo *card); -int rsxx_dma_configure(struct rsxx_cardinfo *card); int rsxx_dma_queue_bio(struct rsxx_cardinfo *card, struct bio *bio, atomic_t *n_dmas, rsxx_dma_cb cb, void *cb_data); -int rsxx_hw_buffers_init(struct pci_dev *dev, struct rsxx_dma_ctrl *ctrl); -int rsxx_eeh_save_issued_dmas(struct rsxx_cardinfo *card); -void rsxx_eeh_cancel_dmas(struct rsxx_cardinfo *card); -int rsxx_eeh_remap_dmas(struct rsxx_cardinfo *card); /***** cregs.c *****/ int rsxx_creg_write(struct rsxx_cardinfo *card, u32 addr, @@ -408,11 +389,10 @@ int rsxx_creg_setup(struct rsxx_cardinfo *card); void rsxx_creg_destroy(struct rsxx_cardinfo *card); int rsxx_creg_init(void); void rsxx_creg_cleanup(void); + int rsxx_reg_access(struct rsxx_cardinfo *card, struct rsxx_reg_access __user *ucmd, int read); -void rsxx_eeh_save_issued_creg(struct rsxx_cardinfo *card); -void rsxx_kick_creg_queue(struct rsxx_cardinfo *card); diff --git a/trunk/drivers/block/xen-blkback/blkback.c b/trunk/drivers/block/xen-blkback/blkback.c index dd5b2fed97e9..de1f319f7bd7 100644 --- a/trunk/drivers/block/xen-blkback/blkback.c +++ b/trunk/drivers/block/xen-blkback/blkback.c @@ -164,7 +164,7 @@ static void make_response(struct xen_blkif *blkif, u64 id, #define foreach_grant_safe(pos, n, rbtree, node) \ for ((pos) = container_of(rb_first((rbtree)), typeof(*(pos)), node), \ - (n) = (&(pos)->node != NULL) ? rb_next(&(pos)->node) : NULL; \ + (n) = rb_next(&(pos)->node); \ &(pos)->node != NULL; \ (pos) = container_of(n, typeof(*(pos)), node), \ (n) = (&(pos)->node != NULL) ? rb_next(&(pos)->node) : NULL) @@ -381,8 +381,8 @@ irqreturn_t xen_blkif_be_int(int irq, void *dev_id) static void print_stats(struct xen_blkif *blkif) { - pr_info("xen-blkback (%s): oo %3llu | rd %4llu | wr %4llu | f %4llu" - " | ds %4llu\n", + pr_info("xen-blkback (%s): oo %3d | rd %4d | wr %4d | f %4d" + " | ds %4d\n", current->comm, blkif->st_oo_req, blkif->st_rd_req, blkif->st_wr_req, blkif->st_f_req, blkif->st_ds_req); @@ -442,7 +442,7 @@ int xen_blkif_schedule(void *arg) } struct seg_buf { - unsigned int offset; + unsigned long buf; unsigned int nsec; }; /* @@ -621,21 +621,30 @@ static int xen_blkbk_map(struct blkif_request *req, * If this is a new persistent grant * save the handler */ - persistent_gnts[i]->handle = map[j++].handle; + persistent_gnts[i]->handle = map[j].handle; + persistent_gnts[i]->dev_bus_addr = + map[j++].dev_bus_addr; } pending_handle(pending_req, i) = persistent_gnts[i]->handle; if (ret) continue; + + seg[i].buf = persistent_gnts[i]->dev_bus_addr | + (req->u.rw.seg[i].first_sect << 9); } else { - pending_handle(pending_req, i) = map[j++].handle; + pending_handle(pending_req, i) = map[j].handle; bitmap_set(pending_req->unmap_seg, i, 1); - if (ret) + if (ret) { + j++; continue; + } + + seg[i].buf = map[j++].dev_bus_addr | + (req->u.rw.seg[i].first_sect << 9); } - seg[i].offset = (req->u.rw.seg[i].first_sect << 9); } return ret; } @@ -670,16 +679,6 @@ static int dispatch_discard_io(struct xen_blkif *blkif, return err; } -static int dispatch_other_io(struct xen_blkif *blkif, - struct blkif_request *req, - struct pending_req *pending_req) -{ - free_req(pending_req); - make_response(blkif, req->u.other.id, req->operation, - BLKIF_RSP_EOPNOTSUPP); - return -EIO; -} - static void xen_blk_drain_io(struct xen_blkif *blkif) { atomic_set(&blkif->drain, 1); @@ -801,30 +800,17 @@ __do_block_io_op(struct xen_blkif *blkif) /* Apply all sanity checks to /private copy/ of request. */ barrier(); - - switch (req.operation) { - case BLKIF_OP_READ: - case BLKIF_OP_WRITE: - case BLKIF_OP_WRITE_BARRIER: - case BLKIF_OP_FLUSH_DISKCACHE: - if (dispatch_rw_block_io(blkif, &req, pending_req)) - goto done; - break; - case BLKIF_OP_DISCARD: + if (unlikely(req.operation == BLKIF_OP_DISCARD)) { free_req(pending_req); if (dispatch_discard_io(blkif, &req)) - goto done; + break; + } else if (dispatch_rw_block_io(blkif, &req, pending_req)) break; - default: - if (dispatch_other_io(blkif, &req, pending_req)) - goto done; - break; - } /* Yield point for this unbounded loop. */ cond_resched(); } -done: + return more_to_do; } @@ -918,8 +904,7 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, pr_debug(DRV_PFX "access denied: %s of [%llu,%llu] on dev=%04x\n", operation == READ ? "read" : "write", preq.sector_number, - preq.sector_number + preq.nr_sects, - blkif->vbd.pdevice); + preq.sector_number + preq.nr_sects, preq.dev); goto fail_response; } @@ -962,7 +947,7 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, (bio_add_page(bio, pages[i], seg[i].nsec << 9, - seg[i].offset) == 0)) { + seg[i].buf & ~PAGE_MASK) == 0)) { bio = bio_alloc(GFP_KERNEL, nseg-i); if (unlikely(bio == NULL)) @@ -992,7 +977,13 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, bio->bi_end_io = end_block_io_op; } + /* + * We set it one so that the last submit_bio does not have to call + * atomic_inc. + */ atomic_set(&pending_req->pendcnt, nbio); + + /* Get a reference count for the disk queue and start sending I/O */ blk_start_plug(&plug); for (i = 0; i < nbio; i++) @@ -1020,7 +1011,6 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, fail_put_bio: for (i = 0; i < nbio; i++) bio_put(biolist[i]); - atomic_set(&pending_req->pendcnt, 1); __end_block_io_op(pending_req, -EINVAL); msleep(1); /* back off a bit */ return -EIO; diff --git a/trunk/drivers/block/xen-blkback/common.h b/trunk/drivers/block/xen-blkback/common.h index 60103e2517ba..6072390c7f57 100644 --- a/trunk/drivers/block/xen-blkback/common.h +++ b/trunk/drivers/block/xen-blkback/common.h @@ -77,18 +77,11 @@ struct blkif_x86_32_request_discard { uint64_t nr_sectors; } __attribute__((__packed__)); -struct blkif_x86_32_request_other { - uint8_t _pad1; - blkif_vdev_t _pad2; - uint64_t id; /* private guest value, echoed in resp */ -} __attribute__((__packed__)); - struct blkif_x86_32_request { uint8_t operation; /* BLKIF_OP_??? */ union { struct blkif_x86_32_request_rw rw; struct blkif_x86_32_request_discard discard; - struct blkif_x86_32_request_other other; } u; } __attribute__((__packed__)); @@ -120,19 +113,11 @@ struct blkif_x86_64_request_discard { uint64_t nr_sectors; } __attribute__((__packed__)); -struct blkif_x86_64_request_other { - uint8_t _pad1; - blkif_vdev_t _pad2; - uint32_t _pad3; /* offsetof(blkif_..,u.discard.id)==8 */ - uint64_t id; /* private guest value, echoed in resp */ -} __attribute__((__packed__)); - struct blkif_x86_64_request { uint8_t operation; /* BLKIF_OP_??? */ union { struct blkif_x86_64_request_rw rw; struct blkif_x86_64_request_discard discard; - struct blkif_x86_64_request_other other; } u; } __attribute__((__packed__)); @@ -187,6 +172,7 @@ struct persistent_gnt { struct page *page; grant_ref_t gnt; grant_handle_t handle; + uint64_t dev_bus_addr; struct rb_node node; }; @@ -222,13 +208,13 @@ struct xen_blkif { /* statistics */ unsigned long st_print; - unsigned long long st_rd_req; - unsigned long long st_wr_req; - unsigned long long st_oo_req; - unsigned long long st_f_req; - unsigned long long st_ds_req; - unsigned long long st_rd_sect; - unsigned long long st_wr_sect; + int st_rd_req; + int st_wr_req; + int st_oo_req; + int st_f_req; + int st_ds_req; + int st_rd_sect; + int st_wr_sect; wait_queue_head_t waiting_to_free; }; @@ -292,11 +278,6 @@ static inline void blkif_get_x86_32_req(struct blkif_request *dst, dst->u.discard.nr_sectors = src->u.discard.nr_sectors; break; default: - /* - * Don't know how to translate this op. Only get the - * ID so failure can be reported to the frontend. - */ - dst->u.other.id = src->u.other.id; break; } } @@ -328,11 +309,6 @@ static inline void blkif_get_x86_64_req(struct blkif_request *dst, dst->u.discard.nr_sectors = src->u.discard.nr_sectors; break; default: - /* - * Don't know how to translate this op. Only get the - * ID so failure can be reported to the frontend. - */ - dst->u.other.id = src->u.other.id; break; } } diff --git a/trunk/drivers/block/xen-blkback/xenbus.c b/trunk/drivers/block/xen-blkback/xenbus.c index 8bfd1bcf95ec..5e237f630c47 100644 --- a/trunk/drivers/block/xen-blkback/xenbus.c +++ b/trunk/drivers/block/xen-blkback/xenbus.c @@ -230,13 +230,13 @@ int __init xen_blkif_interface_init(void) } \ static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL) -VBD_SHOW(oo_req, "%llu\n", be->blkif->st_oo_req); -VBD_SHOW(rd_req, "%llu\n", be->blkif->st_rd_req); -VBD_SHOW(wr_req, "%llu\n", be->blkif->st_wr_req); -VBD_SHOW(f_req, "%llu\n", be->blkif->st_f_req); -VBD_SHOW(ds_req, "%llu\n", be->blkif->st_ds_req); -VBD_SHOW(rd_sect, "%llu\n", be->blkif->st_rd_sect); -VBD_SHOW(wr_sect, "%llu\n", be->blkif->st_wr_sect); +VBD_SHOW(oo_req, "%d\n", be->blkif->st_oo_req); +VBD_SHOW(rd_req, "%d\n", be->blkif->st_rd_req); +VBD_SHOW(wr_req, "%d\n", be->blkif->st_wr_req); +VBD_SHOW(f_req, "%d\n", be->blkif->st_f_req); +VBD_SHOW(ds_req, "%d\n", be->blkif->st_ds_req); +VBD_SHOW(rd_sect, "%d\n", be->blkif->st_rd_sect); +VBD_SHOW(wr_sect, "%d\n", be->blkif->st_wr_sect); static struct attribute *xen_vbdstat_attrs[] = { &dev_attr_oo_req.attr, diff --git a/trunk/drivers/block/xen-blkfront.c b/trunk/drivers/block/xen-blkfront.c index a894f88762d8..c3dae2e0f290 100644 --- a/trunk/drivers/block/xen-blkfront.c +++ b/trunk/drivers/block/xen-blkfront.c @@ -44,7 +44,7 @@ #include #include #include -#include +#include #include #include @@ -68,12 +68,13 @@ enum blkif_state { struct grant { grant_ref_t gref; unsigned long pfn; - struct list_head node; + struct llist_node node; }; struct blk_shadow { struct blkif_request req; struct request *request; + unsigned long frame[BLKIF_MAX_SEGMENTS_PER_REQUEST]; struct grant *grants_used[BLKIF_MAX_SEGMENTS_PER_REQUEST]; }; @@ -104,7 +105,7 @@ struct blkfront_info struct work_struct work; struct gnttab_free_callback callback; struct blk_shadow shadow[BLK_RING_SIZE]; - struct list_head persistent_gnts; + struct llist_head persistent_gnts; unsigned int persistent_gnts_c; unsigned long shadow_free; unsigned int feature_flush; @@ -164,69 +165,6 @@ static int add_id_to_freelist(struct blkfront_info *info, return 0; } -static int fill_grant_buffer(struct blkfront_info *info, int num) -{ - struct page *granted_page; - struct grant *gnt_list_entry, *n; - int i = 0; - - while(i < num) { - gnt_list_entry = kzalloc(sizeof(struct grant), GFP_NOIO); - if (!gnt_list_entry) - goto out_of_memory; - - granted_page = alloc_page(GFP_NOIO); - if (!granted_page) { - kfree(gnt_list_entry); - goto out_of_memory; - } - - gnt_list_entry->pfn = page_to_pfn(granted_page); - gnt_list_entry->gref = GRANT_INVALID_REF; - list_add(&gnt_list_entry->node, &info->persistent_gnts); - i++; - } - - return 0; - -out_of_memory: - list_for_each_entry_safe(gnt_list_entry, n, - &info->persistent_gnts, node) { - list_del(&gnt_list_entry->node); - __free_page(pfn_to_page(gnt_list_entry->pfn)); - kfree(gnt_list_entry); - i--; - } - BUG_ON(i != 0); - return -ENOMEM; -} - -static struct grant *get_grant(grant_ref_t *gref_head, - struct blkfront_info *info) -{ - struct grant *gnt_list_entry; - unsigned long buffer_mfn; - - BUG_ON(list_empty(&info->persistent_gnts)); - gnt_list_entry = list_first_entry(&info->persistent_gnts, struct grant, - node); - list_del(&gnt_list_entry->node); - - if (gnt_list_entry->gref != GRANT_INVALID_REF) { - info->persistent_gnts_c--; - return gnt_list_entry; - } - - /* Assign a gref to this page */ - gnt_list_entry->gref = gnttab_claim_grant_reference(gref_head); - BUG_ON(gnt_list_entry->gref == -ENOSPC); - buffer_mfn = pfn_to_mfn(gnt_list_entry->pfn); - gnttab_grant_foreign_access_ref(gnt_list_entry->gref, - info->xbdev->otherend_id, - buffer_mfn, 0); - return gnt_list_entry; -} - static const char *op_name(int op) { static const char *const names[] = { @@ -355,6 +293,7 @@ static int blkif_ioctl(struct block_device *bdev, fmode_t mode, static int blkif_queue_request(struct request *req) { struct blkfront_info *info = req->rq_disk->private_data; + unsigned long buffer_mfn; struct blkif_request *ring_req; unsigned long id; unsigned int fsect, lsect; @@ -367,6 +306,7 @@ static int blkif_queue_request(struct request *req) */ bool new_persistent_gnts; grant_ref_t gref_head; + struct page *granted_page; struct grant *gnt_list_entry = NULL; struct scatterlist *sg; @@ -430,8 +370,41 @@ static int blkif_queue_request(struct request *req) fsect = sg->offset >> 9; lsect = fsect + (sg->length >> 9) - 1; - gnt_list_entry = get_grant(&gref_head, info); - ref = gnt_list_entry->gref; + if (info->persistent_gnts_c) { + BUG_ON(llist_empty(&info->persistent_gnts)); + gnt_list_entry = llist_entry( + llist_del_first(&info->persistent_gnts), + struct grant, node); + + ref = gnt_list_entry->gref; + buffer_mfn = pfn_to_mfn(gnt_list_entry->pfn); + info->persistent_gnts_c--; + } else { + ref = gnttab_claim_grant_reference(&gref_head); + BUG_ON(ref == -ENOSPC); + + gnt_list_entry = + kmalloc(sizeof(struct grant), + GFP_ATOMIC); + if (!gnt_list_entry) + return -ENOMEM; + + granted_page = alloc_page(GFP_ATOMIC); + if (!granted_page) { + kfree(gnt_list_entry); + return -ENOMEM; + } + + gnt_list_entry->pfn = + page_to_pfn(granted_page); + gnt_list_entry->gref = ref; + + buffer_mfn = pfn_to_mfn(page_to_pfn( + granted_page)); + gnttab_grant_foreign_access_ref(ref, + info->xbdev->otherend_id, + buffer_mfn, 0); + } info->shadow[id].grants_used[i] = gnt_list_entry; @@ -462,6 +435,7 @@ static int blkif_queue_request(struct request *req) kunmap_atomic(shared_data); } + info->shadow[id].frame[i] = mfn_to_pfn(buffer_mfn); ring_req->u.rw.seg[i] = (struct blkif_request_segment) { .gref = ref, @@ -816,8 +790,9 @@ static void blkif_restart_queue(struct work_struct *work) static void blkif_free(struct blkfront_info *info, int suspend) { - struct grant *persistent_gnt; - struct grant *n; + struct llist_node *all_gnts; + struct grant *persistent_gnt, *tmp; + struct llist_node *n; /* Prevent new requests being issued until we fix things up. */ spin_lock_irq(&info->io_lock); @@ -828,20 +803,22 @@ static void blkif_free(struct blkfront_info *info, int suspend) blk_stop_queue(info->rq); /* Remove all persistent grants */ - if (!list_empty(&info->persistent_gnts)) { - list_for_each_entry_safe(persistent_gnt, n, - &info->persistent_gnts, node) { - list_del(&persistent_gnt->node); - if (persistent_gnt->gref != GRANT_INVALID_REF) { - gnttab_end_foreign_access(persistent_gnt->gref, - 0, 0UL); - info->persistent_gnts_c--; - } + if (info->persistent_gnts_c) { + all_gnts = llist_del_all(&info->persistent_gnts); + persistent_gnt = llist_entry(all_gnts, typeof(*(persistent_gnt)), node); + while (persistent_gnt) { + gnttab_end_foreign_access(persistent_gnt->gref, 0, 0UL); __free_page(pfn_to_page(persistent_gnt->pfn)); - kfree(persistent_gnt); + tmp = persistent_gnt; + n = persistent_gnt->node.next; + if (n) + persistent_gnt = llist_entry(n, typeof(*(persistent_gnt)), node); + else + persistent_gnt = NULL; + kfree(tmp); } + info->persistent_gnts_c = 0; } - BUG_ON(info->persistent_gnts_c != 0); /* No more gnttab callback work. */ gnttab_cancel_free_callback(&info->callback); @@ -898,7 +875,7 @@ static void blkif_completion(struct blk_shadow *s, struct blkfront_info *info, } /* Add the persistent grant into the list of free grants */ for (i = 0; i < s->req.u.rw.nr_segments; i++) { - list_add(&s->grants_used[i]->node, &info->persistent_gnts); + llist_add(&s->grants_used[i]->node, &info->persistent_gnts); info->persistent_gnts_c++; } } @@ -1036,12 +1013,6 @@ static int setup_blkring(struct xenbus_device *dev, sg_init_table(info->sg, BLKIF_MAX_SEGMENTS_PER_REQUEST); - /* Allocate memory for grants */ - err = fill_grant_buffer(info, BLK_RING_SIZE * - BLKIF_MAX_SEGMENTS_PER_REQUEST); - if (err) - goto fail; - err = xenbus_grant_ring(dev, virt_to_mfn(info->ring.sring)); if (err < 0) { free_page((unsigned long)sring); @@ -1200,7 +1171,7 @@ static int blkfront_probe(struct xenbus_device *dev, spin_lock_init(&info->io_lock); info->xbdev = dev; info->vdevice = vdevice; - INIT_LIST_HEAD(&info->persistent_gnts); + init_llist_head(&info->persistent_gnts); info->persistent_gnts_c = 0; info->connected = BLKIF_STATE_DISCONNECTED; INIT_WORK(&info->work, blkif_restart_queue); @@ -1232,10 +1203,11 @@ static int blkif_recover(struct blkfront_info *info) int j; /* Stage 1: Make a safe copy of the shadow state. */ - copy = kmemdup(info->shadow, sizeof(info->shadow), + copy = kmalloc(sizeof(info->shadow), GFP_NOIO | __GFP_REPEAT | __GFP_HIGH); if (!copy) return -ENOMEM; + memcpy(copy, info->shadow, sizeof(info->shadow)); /* Stage 2: Set up free list. */ memset(&info->shadow, 0, sizeof(info->shadow)); @@ -1264,7 +1236,7 @@ static int blkif_recover(struct blkfront_info *info) gnttab_grant_foreign_access_ref( req->u.rw.seg[j].gref, info->xbdev->otherend_id, - pfn_to_mfn(copy[i].grants_used[j]->pfn), + pfn_to_mfn(info->shadow[req->u.rw.id].frame[j]), 0); } info->shadow[req->u.rw.id].req = *req; diff --git a/trunk/drivers/bluetooth/ath3k.c b/trunk/drivers/bluetooth/ath3k.c index 6aab00ef4379..b282af181b44 100644 --- a/trunk/drivers/bluetooth/ath3k.c +++ b/trunk/drivers/bluetooth/ath3k.c @@ -73,11 +73,9 @@ static struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x03F0, 0x311D) }, /* Atheros AR3012 with sflash firmware*/ - { USB_DEVICE(0x0CF3, 0x0036) }, { USB_DEVICE(0x0CF3, 0x3004) }, { USB_DEVICE(0x0CF3, 0x3008) }, { USB_DEVICE(0x0CF3, 0x311D) }, - { USB_DEVICE(0x0CF3, 0x817a) }, { USB_DEVICE(0x13d3, 0x3375) }, { USB_DEVICE(0x04CA, 0x3004) }, { USB_DEVICE(0x04CA, 0x3005) }, @@ -109,11 +107,9 @@ MODULE_DEVICE_TABLE(usb, ath3k_table); static struct usb_device_id ath3k_blist_tbl[] = { /* Atheros AR3012 with sflash firmware*/ - { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, diff --git a/trunk/drivers/bluetooth/btusb.c b/trunk/drivers/bluetooth/btusb.c index 2cc5f774a29c..e547851870e7 100644 --- a/trunk/drivers/bluetooth/btusb.c +++ b/trunk/drivers/bluetooth/btusb.c @@ -131,11 +131,9 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE }, /* Atheros 3012 with sflash firmware */ - { USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x0cf3, 0x817a), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, diff --git a/trunk/drivers/char/hw_random/core.c b/trunk/drivers/char/hw_random/core.c index a0f7724852eb..69ae5972713c 100644 --- a/trunk/drivers/char/hw_random/core.c +++ b/trunk/drivers/char/hw_random/core.c @@ -380,15 +380,6 @@ void hwrng_unregister(struct hwrng *rng) } EXPORT_SYMBOL_GPL(hwrng_unregister); -static void __exit hwrng_exit(void) -{ - mutex_lock(&rng_mutex); - BUG_ON(current_rng); - kfree(rng_buffer); - mutex_unlock(&rng_mutex); -} - -module_exit(hwrng_exit); MODULE_DESCRIPTION("H/W Random Number Generator (RNG) driver"); MODULE_LICENSE("GPL"); diff --git a/trunk/drivers/char/virtio_console.c b/trunk/drivers/char/virtio_console.c index ce5f3fc25d6d..e905d5f53051 100644 --- a/trunk/drivers/char/virtio_console.c +++ b/trunk/drivers/char/virtio_console.c @@ -149,8 +149,7 @@ struct ports_device { spinlock_t ports_lock; /* To protect the vq operations for the control channel */ - spinlock_t c_ivq_lock; - spinlock_t c_ovq_lock; + spinlock_t cvq_lock; /* The current config space is stored here */ struct virtio_console_config config; @@ -570,14 +569,11 @@ static ssize_t __send_control_msg(struct ports_device *portdev, u32 port_id, vq = portdev->c_ovq; sg_init_one(sg, &cpkt, sizeof(cpkt)); - - spin_lock(&portdev->c_ovq_lock); if (virtqueue_add_buf(vq, sg, 1, 0, &cpkt, GFP_ATOMIC) == 0) { virtqueue_kick(vq); while (!virtqueue_get_buf(vq, &len)) cpu_relax(); } - spin_unlock(&portdev->c_ovq_lock); return 0; } @@ -1440,7 +1436,7 @@ static int add_port(struct ports_device *portdev, u32 id) * rproc_serial does not want the console port, only * the generic port implementation. */ - port->host_connected = true; + port->host_connected = port->guest_connected = true; else if (!use_multiport(port->portdev)) { /* * If we're not using multiport support, @@ -1713,23 +1709,23 @@ static void control_work_handler(struct work_struct *work) portdev = container_of(work, struct ports_device, control_work); vq = portdev->c_ivq; - spin_lock(&portdev->c_ivq_lock); + spin_lock(&portdev->cvq_lock); while ((buf = virtqueue_get_buf(vq, &len))) { - spin_unlock(&portdev->c_ivq_lock); + spin_unlock(&portdev->cvq_lock); buf->len = len; buf->offset = 0; handle_control_message(portdev, buf); - spin_lock(&portdev->c_ivq_lock); + spin_lock(&portdev->cvq_lock); if (add_inbuf(portdev->c_ivq, buf) < 0) { dev_warn(&portdev->vdev->dev, "Error adding buffer to queue\n"); free_buf(buf, false); } } - spin_unlock(&portdev->c_ivq_lock); + spin_unlock(&portdev->cvq_lock); } static void out_intr(struct virtqueue *vq) @@ -1756,23 +1752,13 @@ static void in_intr(struct virtqueue *vq) port->inbuf = get_inbuf(port); /* - * Normally the port should not accept data when the port is - * closed. For generic serial ports, the host won't (shouldn't) - * send data till the guest is connected. But this condition + * Don't queue up data when port is closed. This condition * can be reached when a console port is not yet connected (no - * tty is spawned) and the other side sends out data over the - * vring, or when a remote devices start sending data before - * the ports are opened. - * - * A generic serial port will discard data if not connected, - * while console ports and rproc-serial ports accepts data at - * any time. rproc-serial is initiated with guest_connected to - * false because port_fops_open expects this. Console ports are - * hooked up with an HVC console and is initialized with - * guest_connected to true. + * tty is spawned) and the host sends out data to console + * ports. For generic serial ports, the host won't + * (shouldn't) send data till the guest is connected. */ - - if (!port->guest_connected && !is_rproc_serial(port->portdev->vdev)) + if (!port->guest_connected) discard_port_data(port); spin_unlock_irqrestore(&port->inbuf_lock, flags); @@ -2000,12 +1986,10 @@ static int virtcons_probe(struct virtio_device *vdev) if (multiport) { unsigned int nr_added_bufs; - spin_lock_init(&portdev->c_ivq_lock); - spin_lock_init(&portdev->c_ovq_lock); + spin_lock_init(&portdev->cvq_lock); INIT_WORK(&portdev->control_work, &control_work_handler); - nr_added_bufs = fill_queue(portdev->c_ivq, - &portdev->c_ivq_lock); + nr_added_bufs = fill_queue(portdev->c_ivq, &portdev->cvq_lock); if (!nr_added_bufs) { dev_err(&vdev->dev, "Error allocating buffers for control queue\n"); @@ -2156,7 +2140,7 @@ static int virtcons_restore(struct virtio_device *vdev) return ret; if (use_multiport(portdev)) - fill_queue(portdev->c_ivq, &portdev->c_ivq_lock); + fill_queue(portdev->c_ivq, &portdev->cvq_lock); list_for_each_entry(port, &portdev->ports, list) { port->in_vq = portdev->in_vqs[port->id]; diff --git a/trunk/drivers/clk/tegra/clk-tegra20.c b/trunk/drivers/clk/tegra/clk-tegra20.c index f873dcefe0de..1e2de7305362 100644 --- a/trunk/drivers/clk/tegra/clk-tegra20.c +++ b/trunk/drivers/clk/tegra/clk-tegra20.c @@ -703,7 +703,7 @@ static void tegra20_pll_init(void) clks[pll_a_out0] = clk; /* PLLE */ - clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, pmc_base, + clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, NULL, 0, 100000000, &pll_e_params, 0, pll_e_freq_table, NULL); clk_register_clkdev(clk, "pll_e", NULL); diff --git a/trunk/drivers/cpufreq/acpi-cpufreq.c b/trunk/drivers/cpufreq/acpi-cpufreq.c index 57a8774f0b4e..937bc286591f 100644 --- a/trunk/drivers/cpufreq/acpi-cpufreq.c +++ b/trunk/drivers/cpufreq/acpi-cpufreq.c @@ -730,6 +730,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) policy->shared_type == CPUFREQ_SHARED_TYPE_ANY) { cpumask_copy(policy->cpus, perf->shared_cpu_map); } + cpumask_copy(policy->related_cpus, perf->shared_cpu_map); #ifdef CONFIG_SMP dmi_check_system(sw_any_bug_dmi_table); @@ -741,6 +742,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) if (check_amd_hwpstate_cpu(cpu) && !acpi_pstate_strict) { cpumask_clear(policy->cpus); cpumask_set_cpu(cpu, policy->cpus); + cpumask_copy(policy->related_cpus, cpu_sibling_mask(cpu)); policy->shared_type = CPUFREQ_SHARED_TYPE_HW; pr_info_once(PFX "overriding BIOS provided _PSD data\n"); } diff --git a/trunk/drivers/cpufreq/cpufreq-cpu0.c b/trunk/drivers/cpufreq/cpufreq-cpu0.c index 37d23a0f8c56..4e5b7fb8927c 100644 --- a/trunk/drivers/cpufreq/cpufreq-cpu0.c +++ b/trunk/drivers/cpufreq/cpufreq-cpu0.c @@ -178,16 +178,10 @@ static struct cpufreq_driver cpu0_cpufreq_driver = { static int cpu0_cpufreq_probe(struct platform_device *pdev) { - struct device_node *np, *parent; + struct device_node *np; int ret; - parent = of_find_node_by_path("/cpus"); - if (!parent) { - pr_err("failed to find OF /cpus\n"); - return -ENOENT; - } - - for_each_child_of_node(parent, np) { + for_each_child_of_node(of_find_node_by_path("/cpus"), np) { if (of_get_property(np, "operating-points", NULL)) break; } diff --git a/trunk/drivers/cpufreq/cpufreq_governor.h b/trunk/drivers/cpufreq/cpufreq_governor.h index cc4bd2f6838a..46bde01eee62 100644 --- a/trunk/drivers/cpufreq/cpufreq_governor.h +++ b/trunk/drivers/cpufreq/cpufreq_governor.h @@ -14,8 +14,8 @@ * published by the Free Software Foundation. */ -#ifndef _CPUFREQ_GOVERNOR_H -#define _CPUFREQ_GOVERNOR_H +#ifndef _CPUFREQ_GOVERNER_H +#define _CPUFREQ_GOVERNER_H #include #include @@ -175,4 +175,4 @@ bool need_load_eval(struct cpu_dbs_common_info *cdbs, unsigned int sampling_rate); int cpufreq_governor_dbs(struct dbs_data *dbs_data, struct cpufreq_policy *policy, unsigned int event); -#endif /* _CPUFREQ_GOVERNOR_H */ +#endif /* _CPUFREQ_GOVERNER_H */ diff --git a/trunk/drivers/cpufreq/cpufreq_stats.c b/trunk/drivers/cpufreq/cpufreq_stats.c index bfd6273fd873..2fd779eb1ed1 100644 --- a/trunk/drivers/cpufreq/cpufreq_stats.c +++ b/trunk/drivers/cpufreq/cpufreq_stats.c @@ -180,19 +180,15 @@ static void cpufreq_stats_free_sysfs(unsigned int cpu) { struct cpufreq_policy *policy = cpufreq_cpu_get(cpu); - if (!policy) - return; - if (!cpufreq_frequency_get_table(cpu)) - goto put_ref; + return; - if (!policy_is_shared(policy)) { + if (policy && !policy_is_shared(policy)) { pr_debug("%s: Free sysfs stat\n", __func__); sysfs_remove_group(&policy->kobj, &stats_attr_group); } - -put_ref: - cpufreq_cpu_put(policy); + if (policy) + cpufreq_cpu_put(policy); } static int cpufreq_stats_create_table(struct cpufreq_policy *policy, diff --git a/trunk/drivers/cpufreq/intel_pstate.c b/trunk/drivers/cpufreq/intel_pstate.c index ad72922919ed..f6dd1e761129 100644 --- a/trunk/drivers/cpufreq/intel_pstate.c +++ b/trunk/drivers/cpufreq/intel_pstate.c @@ -358,14 +358,14 @@ static void intel_pstate_sysfs_expose_params(void) static int intel_pstate_min_pstate(void) { u64 value; - rdmsrl(MSR_PLATFORM_INFO, value); + rdmsrl(0xCE, value); return (value >> 40) & 0xFF; } static int intel_pstate_max_pstate(void) { u64 value; - rdmsrl(MSR_PLATFORM_INFO, value); + rdmsrl(0xCE, value); return (value >> 8) & 0xFF; } @@ -373,7 +373,7 @@ static int intel_pstate_turbo_pstate(void) { u64 value; int nont, ret; - rdmsrl(MSR_NHM_TURBO_RATIO_LIMIT, value); + rdmsrl(0x1AD, value); nont = intel_pstate_max_pstate(); ret = ((value) & 255); if (ret <= nont) @@ -454,7 +454,7 @@ static inline void intel_pstate_calc_busy(struct cpudata *cpu, sample->idletime_us * 100, sample->duration_us); core_pct = div64_u64(sample->aperf * 100, sample->mperf); - sample->freq = cpu->pstate.max_pstate * core_pct * 1000; + sample->freq = cpu->pstate.turbo_pstate * core_pct * 1000; sample->core_pct_busy = div_s64((sample->pstate_pct_busy * core_pct), 100); @@ -752,29 +752,6 @@ static struct cpufreq_driver intel_pstate_driver = { static int __initdata no_load; -static int intel_pstate_msrs_not_valid(void) -{ - /* Check that all the msr's we are using are valid. */ - u64 aperf, mperf, tmp; - - rdmsrl(MSR_IA32_APERF, aperf); - rdmsrl(MSR_IA32_MPERF, mperf); - - if (!intel_pstate_min_pstate() || - !intel_pstate_max_pstate() || - !intel_pstate_turbo_pstate()) - return -ENODEV; - - rdmsrl(MSR_IA32_APERF, tmp); - if (!(tmp - aperf)) - return -ENODEV; - - rdmsrl(MSR_IA32_MPERF, tmp); - if (!(tmp - mperf)) - return -ENODEV; - - return 0; -} static int __init intel_pstate_init(void) { int cpu, rc = 0; @@ -787,9 +764,6 @@ static int __init intel_pstate_init(void) if (!id) return -ENODEV; - if (intel_pstate_msrs_not_valid()) - return -ENODEV; - pr_info("Intel P-state driver initializing.\n"); all_cpu_data = vmalloc(sizeof(void *) * num_possible_cpus()); diff --git a/trunk/drivers/crypto/caam/caamalg.c b/trunk/drivers/crypto/caam/caamalg.c index cf268b14ae9a..b2a0a0726a54 100644 --- a/trunk/drivers/crypto/caam/caamalg.c +++ b/trunk/drivers/crypto/caam/caamalg.c @@ -1650,7 +1650,11 @@ struct caam_alg_template { }; static struct caam_alg_template driver_algs[] = { - /* single-pass ipsec_esp descriptor */ + /* + * single-pass ipsec_esp descriptor + * authencesn(*,*) is also registered, although not present + * explicitly here. + */ { .name = "authenc(hmac(md5),cbc(aes))", .driver_name = "authenc-hmac-md5-cbc-aes-caam", @@ -2213,7 +2217,9 @@ static int __init caam_algapi_init(void) for (i = 0; i < ARRAY_SIZE(driver_algs); i++) { /* TODO: check if h/w supports alg */ struct caam_crypto_alg *t_alg; + bool done = false; +authencesn: t_alg = caam_alg_alloc(ctrldev, &driver_algs[i]); if (IS_ERR(t_alg)) { err = PTR_ERR(t_alg); @@ -2227,8 +2233,25 @@ static int __init caam_algapi_init(void) dev_warn(ctrldev, "%s alg registration failed\n", t_alg->crypto_alg.cra_driver_name); kfree(t_alg); - } else + } else { list_add_tail(&t_alg->entry, &priv->alg_list); + if (driver_algs[i].type == CRYPTO_ALG_TYPE_AEAD && + !memcmp(driver_algs[i].name, "authenc", 7) && + !done) { + char *name; + + name = driver_algs[i].name; + memmove(name + 10, name + 7, strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + name = driver_algs[i].driver_name; + memmove(name + 10, name + 7, strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + done = true; + goto authencesn; + } + } } if (!list_empty(&priv->alg_list)) dev_info(ctrldev, "%s algorithms registered in /proc/crypto\n", diff --git a/trunk/drivers/crypto/caam/compat.h b/trunk/drivers/crypto/caam/compat.h index 762aeff626ac..cf15e7813801 100644 --- a/trunk/drivers/crypto/caam/compat.h +++ b/trunk/drivers/crypto/caam/compat.h @@ -23,6 +23,7 @@ #include #include #include +#include #include #include diff --git a/trunk/drivers/crypto/talitos.c b/trunk/drivers/crypto/talitos.c index 5b2b5e61e4f9..09b184adf31b 100644 --- a/trunk/drivers/crypto/talitos.c +++ b/trunk/drivers/crypto/talitos.c @@ -38,6 +38,7 @@ #include #include #include +#include #include #include @@ -1973,7 +1974,11 @@ struct talitos_alg_template { }; static struct talitos_alg_template driver_algs[] = { - /* AEAD algorithms. These use a single-pass ipsec_esp descriptor */ + /* + * AEAD algorithms. These use a single-pass ipsec_esp descriptor. + * authencesn(*,*) is also registered, although not present + * explicitly here. + */ { .type = CRYPTO_ALG_TYPE_AEAD, .alg.crypto = { .cra_name = "authenc(hmac(sha1),cbc(aes))", @@ -2815,7 +2820,9 @@ static int talitos_probe(struct platform_device *ofdev) if (hw_supports(dev, driver_algs[i].desc_hdr_template)) { struct talitos_crypto_alg *t_alg; char *name = NULL; + bool authenc = false; +authencesn: t_alg = talitos_alg_alloc(dev, &driver_algs[i]); if (IS_ERR(t_alg)) { err = PTR_ERR(t_alg); @@ -2830,6 +2837,8 @@ static int talitos_probe(struct platform_device *ofdev) err = crypto_register_alg( &t_alg->algt.alg.crypto); name = t_alg->algt.alg.crypto.cra_driver_name; + authenc = authenc ? !authenc : + !(bool)memcmp(name, "authenc", 7); break; case CRYPTO_ALG_TYPE_AHASH: err = crypto_register_ahash( @@ -2842,8 +2851,25 @@ static int talitos_probe(struct platform_device *ofdev) dev_err(dev, "%s alg registration failed\n", name); kfree(t_alg); - } else + } else { list_add_tail(&t_alg->entry, &priv->alg_list); + if (authenc) { + struct crypto_alg *alg = + &driver_algs[i].alg.crypto; + + name = alg->cra_name; + memmove(name + 10, name + 7, + strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + name = alg->cra_driver_name; + memmove(name + 10, name + 7, + strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + goto authencesn; + } + } } } if (!list_empty(&priv->alg_list)) diff --git a/trunk/drivers/dma/Kconfig b/trunk/drivers/dma/Kconfig index aeaea32bcfda..80b69971cf28 100644 --- a/trunk/drivers/dma/Kconfig +++ b/trunk/drivers/dma/Kconfig @@ -83,7 +83,6 @@ config INTEL_IOP_ADMA config DW_DMAC tristate "Synopsys DesignWare AHB DMA support" - depends on GENERIC_HARDIRQS select DMA_ENGINE default y if CPU_AT32AP7000 help diff --git a/trunk/drivers/dma/dw_dmac.c b/trunk/drivers/dma/dw_dmac.c index 43a5329d4483..c599558faeda 100644 --- a/trunk/drivers/dma/dw_dmac.c +++ b/trunk/drivers/dma/dw_dmac.c @@ -1001,13 +1001,6 @@ static inline void convert_burst(u32 *maxburst) *maxburst = 0; } -static inline void convert_slave_id(struct dw_dma_chan *dwc) -{ - struct dw_dma *dw = to_dw_dma(dwc->chan.device); - - dwc->dma_sconfig.slave_id -= dw->request_line_base; -} - static int set_runtime_config(struct dma_chan *chan, struct dma_slave_config *sconfig) { @@ -1022,7 +1015,6 @@ set_runtime_config(struct dma_chan *chan, struct dma_slave_config *sconfig) convert_burst(&dwc->dma_sconfig.src_maxburst); convert_burst(&dwc->dma_sconfig.dst_maxburst); - convert_slave_id(dwc); return 0; } @@ -1284,9 +1276,9 @@ static struct dma_chan *dw_dma_xlate(struct of_phandle_args *dma_spec, if (dma_spec->args_count != 3) return NULL; - fargs.req = dma_spec->args[0]; - fargs.src = dma_spec->args[1]; - fargs.dst = dma_spec->args[2]; + fargs.req = be32_to_cpup(dma_spec->args+0); + fargs.src = be32_to_cpup(dma_spec->args+1); + fargs.dst = be32_to_cpup(dma_spec->args+2); if (WARN_ON(fargs.req >= DW_DMA_MAX_NR_REQUESTS || fargs.src >= dw->nr_masters || @@ -1636,7 +1628,6 @@ dw_dma_parse_dt(struct platform_device *pdev) static int dw_probe(struct platform_device *pdev) { - const struct platform_device_id *match; struct dw_dma_platform_data *pdata; struct resource *io; struct dw_dma *dw; @@ -1720,11 +1711,6 @@ static int dw_probe(struct platform_device *pdev) memcpy(dw->data_width, pdata->data_width, 4); } - /* Get the base request line if set */ - match = platform_get_device_id(pdev); - if (match) - dw->request_line_base = (unsigned int)match->driver_data; - /* Calculate all channel mask before DMA setup */ dw->all_chan_mask = (1 << nr_channels) - 1; @@ -1920,8 +1906,7 @@ MODULE_DEVICE_TABLE(of, dw_dma_id_table); #endif static const struct platform_device_id dw_dma_ids[] = { - /* Name, Request Line Base */ - { "INTL9C60", (kernel_ulong_t)16 }, + { "INTL9C60", 0 }, { } }; diff --git a/trunk/drivers/dma/dw_dmac_regs.h b/trunk/drivers/dma/dw_dmac_regs.h index 4d02c3669b75..cf0ce5c77d60 100644 --- a/trunk/drivers/dma/dw_dmac_regs.h +++ b/trunk/drivers/dma/dw_dmac_regs.h @@ -247,7 +247,6 @@ struct dw_dma { /* hardware configuration */ unsigned char nr_masters; unsigned char data_width[4]; - unsigned int request_line_base; struct dw_dma_chan chan[0]; }; diff --git a/trunk/drivers/extcon/extcon-max77693.c b/trunk/drivers/extcon/extcon-max77693.c index 8f3c947b0029..b70e3815c459 100644 --- a/trunk/drivers/extcon/extcon-max77693.c +++ b/trunk/drivers/extcon/extcon-max77693.c @@ -32,38 +32,6 @@ #define DEV_NAME "max77693-muic" #define DELAY_MS_DEFAULT 20000 /* unit: millisecond */ -/* - * Default value of MAX77693 register to bring up MUIC device. - * If user don't set some initial value for MUIC device through platform data, - * extcon-max77693 driver use 'default_init_data' to bring up base operation - * of MAX77693 MUIC device. - */ -struct max77693_reg_data default_init_data[] = { - { - /* STATUS2 - [3]ChgDetRun */ - .addr = MAX77693_MUIC_REG_STATUS2, - .data = STATUS2_CHGDETRUN_MASK, - }, { - /* INTMASK1 - Unmask [3]ADC1KM,[0]ADCM */ - .addr = MAX77693_MUIC_REG_INTMASK1, - .data = INTMASK1_ADC1K_MASK - | INTMASK1_ADC_MASK, - }, { - /* INTMASK2 - Unmask [0]ChgTypM */ - .addr = MAX77693_MUIC_REG_INTMASK2, - .data = INTMASK2_CHGTYP_MASK, - }, { - /* INTMASK3 - Mask all of interrupts */ - .addr = MAX77693_MUIC_REG_INTMASK3, - .data = 0x0, - }, { - /* CDETCTRL2 */ - .addr = MAX77693_MUIC_REG_CDETCTRL2, - .data = CDETCTRL2_VIDRMEN_MASK - | CDETCTRL2_DXOVPEN_MASK, - }, -}; - enum max77693_muic_adc_debounce_time { ADC_DEBOUNCE_TIME_5MS = 0, ADC_DEBOUNCE_TIME_10MS, @@ -1077,9 +1045,8 @@ static int max77693_muic_probe(struct platform_device *pdev) { struct max77693_dev *max77693 = dev_get_drvdata(pdev->dev.parent); struct max77693_platform_data *pdata = dev_get_platdata(max77693->dev); + struct max77693_muic_platform_data *muic_pdata = pdata->muic_data; struct max77693_muic_info *info; - struct max77693_reg_data *init_data; - int num_init_data; int delay_jiffies; int ret; int i; @@ -1178,25 +1145,15 @@ static int max77693_muic_probe(struct platform_device *pdev) goto err_irq; } - - /* Initialize MUIC register by using platform data or default data */ - if (pdata->muic_data) { - init_data = pdata->muic_data->init_data; - num_init_data = pdata->muic_data->num_init_data; - } else { - init_data = default_init_data; - num_init_data = ARRAY_SIZE(default_init_data); - } - - for (i = 0 ; i < num_init_data ; i++) { - enum max77693_irq_source irq_src - = MAX77693_IRQ_GROUP_NR; + /* Initialize MUIC register by using platform data */ + for (i = 0 ; i < muic_pdata->num_init_data ; i++) { + enum max77693_irq_source irq_src = MAX77693_IRQ_GROUP_NR; max77693_write_reg(info->max77693->regmap_muic, - init_data[i].addr, - init_data[i].data); + muic_pdata->init_data[i].addr, + muic_pdata->init_data[i].data); - switch (init_data[i].addr) { + switch (muic_pdata->init_data[i].addr) { case MAX77693_MUIC_REG_INTMASK1: irq_src = MUIC_INT1; break; @@ -1210,40 +1167,22 @@ static int max77693_muic_probe(struct platform_device *pdev) if (irq_src < MAX77693_IRQ_GROUP_NR) info->max77693->irq_masks_cur[irq_src] - = init_data[i].data; + = muic_pdata->init_data[i].data; } - if (pdata->muic_data) { - struct max77693_muic_platform_data *muic_pdata = pdata->muic_data; - - /* - * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB - * h/w path of COMP2/COMN1 on CONTROL1 register. - */ - if (muic_pdata->path_uart) - info->path_uart = muic_pdata->path_uart; - else - info->path_uart = CONTROL1_SW_UART; - - if (muic_pdata->path_usb) - info->path_usb = muic_pdata->path_usb; - else - info->path_usb = CONTROL1_SW_USB; + /* + * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB + * h/w path of COMP2/COMN1 on CONTROL1 register. + */ + if (muic_pdata->path_uart) + info->path_uart = muic_pdata->path_uart; + else + info->path_uart = CONTROL1_SW_UART; - /* - * Default delay time for detecting cable state - * after certain time. - */ - if (muic_pdata->detcable_delay_ms) - delay_jiffies = - msecs_to_jiffies(muic_pdata->detcable_delay_ms); - else - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } else { + if (muic_pdata->path_usb) + info->path_usb = muic_pdata->path_usb; + else info->path_usb = CONTROL1_SW_USB; - info->path_uart = CONTROL1_SW_UART; - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } /* Set initial path for UART */ max77693_muic_set_path(info, info->path_uart, true); @@ -1269,6 +1208,10 @@ static int max77693_muic_probe(struct platform_device *pdev) * driver should notify cable state to upper layer. */ INIT_DELAYED_WORK(&info->wq_detcable, max77693_muic_detect_cable_wq); + if (muic_pdata->detcable_delay_ms) + delay_jiffies = msecs_to_jiffies(muic_pdata->detcable_delay_ms); + else + delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); schedule_delayed_work(&info->wq_detcable, delay_jiffies); return ret; diff --git a/trunk/drivers/extcon/extcon-max8997.c b/trunk/drivers/extcon/extcon-max8997.c index 69641bcae325..e636d950ad6c 100644 --- a/trunk/drivers/extcon/extcon-max8997.c +++ b/trunk/drivers/extcon/extcon-max8997.c @@ -712,45 +712,29 @@ static int max8997_muic_probe(struct platform_device *pdev) goto err_irq; } + /* Initialize registers according to platform data */ if (pdata->muic_pdata) { - struct max8997_muic_platform_data *muic_pdata - = pdata->muic_pdata; - - /* Initialize registers according to platform data */ - for (i = 0; i < muic_pdata->num_init_data; i++) { - max8997_write_reg(info->muic, - muic_pdata->init_data[i].addr, - muic_pdata->init_data[i].data); - } + struct max8997_muic_platform_data *mdata = info->muic_pdata; - /* - * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB - * h/w path of COMP2/COMN1 on CONTROL1 register. - */ - if (muic_pdata->path_uart) - info->path_uart = muic_pdata->path_uart; - else - info->path_uart = CONTROL1_SW_UART; - - if (muic_pdata->path_usb) - info->path_usb = muic_pdata->path_usb; - else - info->path_usb = CONTROL1_SW_USB; + for (i = 0; i < mdata->num_init_data; i++) { + max8997_write_reg(info->muic, mdata->init_data[i].addr, + mdata->init_data[i].data); + } + } - /* - * Default delay time for detecting cable state - * after certain time. - */ - if (muic_pdata->detcable_delay_ms) - delay_jiffies = - msecs_to_jiffies(muic_pdata->detcable_delay_ms); - else - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } else { + /* + * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB + * h/w path of COMP2/COMN1 on CONTROL1 register. + */ + if (pdata->muic_pdata->path_uart) + info->path_uart = pdata->muic_pdata->path_uart; + else info->path_uart = CONTROL1_SW_UART; + + if (pdata->muic_pdata->path_usb) + info->path_usb = pdata->muic_pdata->path_usb; + else info->path_usb = CONTROL1_SW_USB; - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } /* Set initial path for UART */ max8997_muic_set_path(info, info->path_uart, true); @@ -767,6 +751,10 @@ static int max8997_muic_probe(struct platform_device *pdev) * driver should notify cable state to upper layer. */ INIT_DELAYED_WORK(&info->wq_detcable, max8997_muic_detect_cable_wq); + if (pdata->muic_pdata->detcable_delay_ms) + delay_jiffies = msecs_to_jiffies(pdata->muic_pdata->detcable_delay_ms); + else + delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); schedule_delayed_work(&info->wq_detcable, delay_jiffies); return 0; diff --git a/trunk/drivers/firmware/Kconfig b/trunk/drivers/firmware/Kconfig index 42c759a4d047..9b00072a020f 100644 --- a/trunk/drivers/firmware/Kconfig +++ b/trunk/drivers/firmware/Kconfig @@ -53,24 +53,6 @@ config EFI_VARS Subsequent efibootmgr releases may be found at: -config EFI_VARS_PSTORE - bool "Register efivars backend for pstore" - depends on EFI_VARS && PSTORE - default y - help - Say Y here to enable use efivars as a backend to pstore. This - will allow writing console messages, crash dumps, or anything - else supported by pstore to EFI variables. - -config EFI_VARS_PSTORE_DEFAULT_DISABLE - bool "Disable using efivars as a pstore backend by default" - depends on EFI_VARS_PSTORE - default n - help - Saying Y here will disable the use of efivars as a storage - backend for pstore by default. This setting can be overridden - using the efivars module's pstore_disable parameter. - config EFI_PCDP bool "Console device selection via EFI PCDP or HCDP table" depends on ACPI && EFI && IA64 diff --git a/trunk/drivers/firmware/efivars.c b/trunk/drivers/firmware/efivars.c index 7acafb80fd4c..fe62aa392239 100644 --- a/trunk/drivers/firmware/efivars.c +++ b/trunk/drivers/firmware/efivars.c @@ -103,11 +103,6 @@ MODULE_VERSION(EFIVARS_VERSION); */ #define GUID_LEN 36 -static bool efivars_pstore_disable = - IS_ENABLED(CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE); - -module_param_named(pstore_disable, efivars_pstore_disable, bool, 0644); - /* * The maximum size of VariableName + Data = 1024 * Therefore, it's reasonable to save that much @@ -170,7 +165,6 @@ efivar_create_sysfs_entry(struct efivars *efivars, static void efivar_update_sysfs_entries(struct work_struct *); static DECLARE_WORK(efivar_work, efivar_update_sysfs_entries); -static bool efivar_wq_enabled = true; /* Return the number of unicode characters in data */ static unsigned long @@ -1315,7 +1309,9 @@ static const struct inode_operations efivarfs_dir_inode_operations = { .create = efivarfs_create, }; -#ifdef CONFIG_EFI_VARS_PSTORE +static struct pstore_info efi_pstore_info; + +#ifdef CONFIG_PSTORE static int efi_pstore_open(struct pstore_info *psi) { @@ -1445,7 +1441,7 @@ static int efi_pstore_write(enum pstore_type_id type, spin_unlock_irqrestore(&efivars->lock, flags); - if (reason == KMSG_DUMP_OOPS && efivar_wq_enabled) + if (reason == KMSG_DUMP_OOPS) schedule_work(&efivar_work); *id = part; @@ -1518,6 +1514,38 @@ static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, return 0; } +#else +static int efi_pstore_open(struct pstore_info *psi) +{ + return 0; +} + +static int efi_pstore_close(struct pstore_info *psi) +{ + return 0; +} + +static ssize_t efi_pstore_read(u64 *id, enum pstore_type_id *type, int *count, + struct timespec *timespec, + char **buf, struct pstore_info *psi) +{ + return -1; +} + +static int efi_pstore_write(enum pstore_type_id type, + enum kmsg_dump_reason reason, u64 *id, + unsigned int part, int count, size_t size, + struct pstore_info *psi) +{ + return 0; +} + +static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, + struct timespec time, struct pstore_info *psi) +{ + return 0; +} +#endif static struct pstore_info efi_pstore_info = { .owner = THIS_MODULE, @@ -1529,24 +1557,6 @@ static struct pstore_info efi_pstore_info = { .erase = efi_pstore_erase, }; -static void efivar_pstore_register(struct efivars *efivars) -{ - efivars->efi_pstore_info = efi_pstore_info; - efivars->efi_pstore_info.buf = kmalloc(4096, GFP_KERNEL); - if (efivars->efi_pstore_info.buf) { - efivars->efi_pstore_info.bufsize = 1024; - efivars->efi_pstore_info.data = efivars; - spin_lock_init(&efivars->efi_pstore_info.buf_lock); - pstore_register(&efivars->efi_pstore_info); - } -} -#else -static void efivar_pstore_register(struct efivars *efivars) -{ - return; -} -#endif - static ssize_t efivar_create(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t pos, size_t count) @@ -1706,31 +1716,6 @@ static bool variable_is_present(efi_char16_t *variable_name, efi_guid_t *vendor) return found; } -/* - * Returns the size of variable_name, in bytes, including the - * terminating NULL character, or variable_name_size if no NULL - * character is found among the first variable_name_size bytes. - */ -static unsigned long var_name_strnsize(efi_char16_t *variable_name, - unsigned long variable_name_size) -{ - unsigned long len; - efi_char16_t c; - - /* - * The variable name is, by definition, a NULL-terminated - * string, so make absolutely sure that variable_name_size is - * the value we expect it to be. If not, return the real size. - */ - for (len = 2; len <= variable_name_size; len += sizeof(c)) { - c = variable_name[(len / sizeof(c)) - 1]; - if (!c) - break; - } - - return min(len, variable_name_size); -} - static void efivar_update_sysfs_entries(struct work_struct *work) { struct efivars *efivars = &__efivars; @@ -1771,13 +1756,10 @@ static void efivar_update_sysfs_entries(struct work_struct *work) if (!found) { kfree(variable_name); break; - } else { - variable_name_size = var_name_strnsize(variable_name, - variable_name_size); + } else efivar_create_sysfs_entry(efivars, variable_name_size, variable_name, &vendor); - } } } @@ -1976,35 +1958,6 @@ void unregister_efivars(struct efivars *efivars) } EXPORT_SYMBOL_GPL(unregister_efivars); -/* - * Print a warning when duplicate EFI variables are encountered and - * disable the sysfs workqueue since the firmware is buggy. - */ -static void dup_variable_bug(efi_char16_t *s16, efi_guid_t *vendor_guid, - unsigned long len16) -{ - size_t i, len8 = len16 / sizeof(efi_char16_t); - char *s8; - - /* - * Disable the workqueue since the algorithm it uses for - * detecting new variables won't work with this buggy - * implementation of GetNextVariableName(). - */ - efivar_wq_enabled = false; - - s8 = kzalloc(len8, GFP_KERNEL); - if (!s8) - return; - - for (i = 0; i < len8; i++) - s8[i] = s16[i]; - - printk(KERN_WARNING "efivars: duplicate variable: %s-%pUl\n", - s8, vendor_guid); - kfree(s8); -} - int register_efivars(struct efivars *efivars, const struct efivar_operations *ops, struct kobject *parent_kobj) @@ -2053,24 +2006,6 @@ int register_efivars(struct efivars *efivars, &vendor_guid); switch (status) { case EFI_SUCCESS: - variable_name_size = var_name_strnsize(variable_name, - variable_name_size); - - /* - * Some firmware implementations return the - * same variable name on multiple calls to - * get_next_variable(). Terminate the loop - * immediately as there is no guarantee that - * we'll ever see a different variable name, - * and may end up looping here forever. - */ - if (variable_is_present(variable_name, &vendor_guid)) { - dup_variable_bug(variable_name, &vendor_guid, - variable_name_size); - status = EFI_NOT_FOUND; - break; - } - efivar_create_sysfs_entry(efivars, variable_name_size, variable_name, @@ -2090,8 +2025,15 @@ int register_efivars(struct efivars *efivars, if (error) unregister_efivars(efivars); - if (!efivars_pstore_disable) - efivar_pstore_register(efivars); + efivars->efi_pstore_info = efi_pstore_info; + + efivars->efi_pstore_info.buf = kmalloc(4096, GFP_KERNEL); + if (efivars->efi_pstore_info.buf) { + efivars->efi_pstore_info.bufsize = 1024; + efivars->efi_pstore_info.data = efivars; + spin_lock_init(&efivars->efi_pstore_info.buf_lock); + pstore_register(&efivars->efi_pstore_info); + } register_filesystem(&efivarfs_type); diff --git a/trunk/drivers/gpio/gpio-ich.c b/trunk/drivers/gpio/gpio-ich.c index de3c317bd3e2..f9dbd503fc40 100644 --- a/trunk/drivers/gpio/gpio-ich.c +++ b/trunk/drivers/gpio/gpio-ich.c @@ -214,7 +214,7 @@ static int ichx_gpio_request(struct gpio_chip *chip, unsigned nr) * If it can't be trusted, assume that the pin can be used as a GPIO. */ if (ichx_priv.desc->use_sel_ignore[nr / 32] & (1 << (nr & 0x1f))) - return 0; + return 1; return ichx_read_bit(GPIO_USE_SEL, nr) ? 0 : -ENODEV; } diff --git a/trunk/drivers/gpio/gpio-stmpe.c b/trunk/drivers/gpio/gpio-stmpe.c index 3ce5bc38ac31..770476a9da87 100644 --- a/trunk/drivers/gpio/gpio-stmpe.c +++ b/trunk/drivers/gpio/gpio-stmpe.c @@ -307,15 +307,11 @@ static const struct irq_domain_ops stmpe_gpio_irq_simple_ops = { .xlate = irq_domain_xlate_twocell, }; -static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio, - struct device_node *np) +static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio) { - int base = 0; + int base = stmpe_gpio->irq_base; - if (!np) - base = stmpe_gpio->irq_base; - - stmpe_gpio->domain = irq_domain_add_simple(np, + stmpe_gpio->domain = irq_domain_add_simple(NULL, stmpe_gpio->chip.ngpio, base, &stmpe_gpio_irq_simple_ops, stmpe_gpio); if (!stmpe_gpio->domain) { @@ -350,9 +346,6 @@ static int stmpe_gpio_probe(struct platform_device *pdev) stmpe_gpio->chip = template_chip; stmpe_gpio->chip.ngpio = stmpe->num_gpios; stmpe_gpio->chip.dev = &pdev->dev; -#ifdef CONFIG_OF - stmpe_gpio->chip.of_node = np; -#endif stmpe_gpio->chip.base = pdata ? pdata->gpio_base : -1; if (pdata) @@ -373,7 +366,7 @@ static int stmpe_gpio_probe(struct platform_device *pdev) goto out_free; if (irq >= 0) { - ret = stmpe_gpio_irq_init(stmpe_gpio, np); + ret = stmpe_gpio_irq_init(stmpe_gpio); if (ret) goto out_disable; diff --git a/trunk/drivers/gpio/gpiolib-of.c b/trunk/drivers/gpio/gpiolib-of.c index 5150df6cba08..a71a54a3e3f7 100644 --- a/trunk/drivers/gpio/gpiolib-of.c +++ b/trunk/drivers/gpio/gpiolib-of.c @@ -193,7 +193,7 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip) if (!np) return; - for (;; index++) { + do { ret = of_parse_phandle_with_args(np, "gpio-ranges", "#gpio-range-cells", index, &pinspec); if (ret) @@ -222,7 +222,8 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip) if (ret) break; - } + + } while (index++); } #else diff --git a/trunk/drivers/gpu/drm/drm_crtc.c b/trunk/drivers/gpu/drm/drm_crtc.c index dd64a06dc5b4..792c3e3795ca 100644 --- a/trunk/drivers/gpu/drm/drm_crtc.c +++ b/trunk/drivers/gpu/drm/drm_crtc.c @@ -2326,6 +2326,7 @@ int drm_mode_addfb(struct drm_device *dev, fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); if (IS_ERR(fb)) { DRM_DEBUG_KMS("could not create framebuffer\n"); + drm_modeset_unlock_all(dev); return PTR_ERR(fb); } @@ -2505,6 +2506,7 @@ int drm_mode_addfb2(struct drm_device *dev, fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); if (IS_ERR(fb)) { DRM_DEBUG_KMS("could not create framebuffer\n"); + drm_modeset_unlock_all(dev); return PTR_ERR(fb); } diff --git a/trunk/drivers/gpu/drm/drm_fops.c b/trunk/drivers/gpu/drm/drm_fops.c index 429e07d0b0f1..13fdcd10a605 100644 --- a/trunk/drivers/gpu/drm/drm_fops.c +++ b/trunk/drivers/gpu/drm/drm_fops.c @@ -123,7 +123,6 @@ int drm_open(struct inode *inode, struct file *filp) int retcode = 0; int need_setup = 0; struct address_space *old_mapping; - struct address_space *old_imapping; minor = idr_find(&drm_minors_idr, minor_id); if (!minor) @@ -138,7 +137,6 @@ int drm_open(struct inode *inode, struct file *filp) if (!dev->open_count++) need_setup = 1; mutex_lock(&dev->struct_mutex); - old_imapping = inode->i_mapping; old_mapping = dev->dev_mapping; if (old_mapping == NULL) dev->dev_mapping = &inode->i_data; @@ -161,8 +159,8 @@ int drm_open(struct inode *inode, struct file *filp) err_undo: mutex_lock(&dev->struct_mutex); - filp->f_mapping = old_imapping; - inode->i_mapping = old_imapping; + filp->f_mapping = old_mapping; + inode->i_mapping = old_mapping; iput(container_of(dev->dev_mapping, struct inode, i_data)); dev->dev_mapping = old_mapping; mutex_unlock(&dev->struct_mutex); diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 98cc14725ba9..36493ce71f9a 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -38,12 +38,11 @@ /* position control register for hardware window 0, 2 ~ 4.*/ #define VIDOSD_A(win) (VIDOSD_BASE + 0x00 + (win) * 16) #define VIDOSD_B(win) (VIDOSD_BASE + 0x04 + (win) * 16) -/* - * size control register for hardware windows 0 and alpha control register - * for hardware windows 1 ~ 4 - */ -#define VIDOSD_C(win) (VIDOSD_BASE + 0x08 + (win) * 16) -/* size control register for hardware windows 1 ~ 2. */ +/* size control register for hardware window 0. */ +#define VIDOSD_C_SIZE_W0 (VIDOSD_BASE + 0x08) +/* alpha control register for hardware window 1 ~ 4. */ +#define VIDOSD_C(win) (VIDOSD_BASE + 0x18 + (win) * 16) +/* size control register for hardware window 1 ~ 4. */ #define VIDOSD_D(win) (VIDOSD_BASE + 0x0C + (win) * 16) #define VIDWx_BUF_START(win, buf) (VIDW_BUF_START(buf) + (win) * 8) @@ -51,9 +50,9 @@ #define VIDWx_BUF_SIZE(win, buf) (VIDW_BUF_SIZE(buf) + (win) * 4) /* color key control register for hardware window 1 ~ 4. */ -#define WKEYCON0_BASE(x) ((WKEYCON0 + 0x140) + ((x - 1) * 8)) +#define WKEYCON0_BASE(x) ((WKEYCON0 + 0x140) + (x * 8)) /* color key value register for hardware window 1 ~ 4. */ -#define WKEYCON1_BASE(x) ((WKEYCON1 + 0x140) + ((x - 1) * 8)) +#define WKEYCON1_BASE(x) ((WKEYCON1 + 0x140) + (x * 8)) /* FIMD has totally five hardware windows. */ #define WINDOWS_NR 5 @@ -110,9 +109,9 @@ struct fimd_context { #ifdef CONFIG_OF static const struct of_device_id fimd_driver_dt_match[] = { - { .compatible = "samsung,exynos4210-fimd", + { .compatible = "samsung,exynos4-fimd", .data = &exynos4_fimd_driver_data }, - { .compatible = "samsung,exynos5250-fimd", + { .compatible = "samsung,exynos5-fimd", .data = &exynos5_fimd_driver_data }, {}, }; @@ -582,7 +581,7 @@ static void fimd_win_commit(struct device *dev, int zpos) if (win != 3 && win != 4) { u32 offset = VIDOSD_D(win); if (win == 0) - offset = VIDOSD_C(win); + offset = VIDOSD_C_SIZE_W0; val = win_data->ovl_width * win_data->ovl_height; writel(val, ctx->regs + offset); diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 47a493c8a71f..3b0da0378acf 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -48,14 +48,8 @@ /* registers for base address */ #define G2D_SRC_BASE_ADDR 0x0304 -#define G2D_SRC_COLOR_MODE 0x030C -#define G2D_SRC_LEFT_TOP 0x0310 -#define G2D_SRC_RIGHT_BOTTOM 0x0314 #define G2D_SRC_PLANE2_BASE_ADDR 0x0318 #define G2D_DST_BASE_ADDR 0x0404 -#define G2D_DST_COLOR_MODE 0x040C -#define G2D_DST_LEFT_TOP 0x0410 -#define G2D_DST_RIGHT_BOTTOM 0x0414 #define G2D_DST_PLANE2_BASE_ADDR 0x0418 #define G2D_PAT_BASE_ADDR 0x0500 #define G2D_MSK_BASE_ADDR 0x0520 @@ -88,7 +82,7 @@ #define G2D_DMA_LIST_DONE_COUNT_OFFSET 17 /* G2D_DMA_HOLD_CMD */ -#define G2D_USER_HOLD (1 << 2) +#define G2D_USET_HOLD (1 << 2) #define G2D_LIST_HOLD (1 << 1) #define G2D_BITBLT_HOLD (1 << 0) @@ -97,27 +91,13 @@ #define G2D_START_NHOLT (1 << 1) #define G2D_START_BITBLT (1 << 0) -/* buffer color format */ -#define G2D_FMT_XRGB8888 0 -#define G2D_FMT_ARGB8888 1 -#define G2D_FMT_RGB565 2 -#define G2D_FMT_XRGB1555 3 -#define G2D_FMT_ARGB1555 4 -#define G2D_FMT_XRGB4444 5 -#define G2D_FMT_ARGB4444 6 -#define G2D_FMT_PACKED_RGB888 7 -#define G2D_FMT_A8 11 -#define G2D_FMT_L8 12 - -/* buffer valid length */ -#define G2D_LEN_MIN 1 -#define G2D_LEN_MAX 8000 - #define G2D_CMDLIST_SIZE (PAGE_SIZE / 4) #define G2D_CMDLIST_NUM 64 #define G2D_CMDLIST_POOL_SIZE (G2D_CMDLIST_SIZE * G2D_CMDLIST_NUM) #define G2D_CMDLIST_DATA_NUM (G2D_CMDLIST_SIZE / sizeof(u32) - 2) +#define MAX_BUF_ADDR_NR 6 + /* maximum buffer pool size of userptr is 64MB as default */ #define MAX_POOL (64 * 1024 * 1024) @@ -126,17 +106,6 @@ enum { BUF_TYPE_USERPTR, }; -enum g2d_reg_type { - REG_TYPE_NONE = -1, - REG_TYPE_SRC, - REG_TYPE_SRC_PLANE2, - REG_TYPE_DST, - REG_TYPE_DST_PLANE2, - REG_TYPE_PAT, - REG_TYPE_MSK, - MAX_REG_TYPE_NR -}; - /* cmdlist data structure */ struct g2d_cmdlist { u32 head; @@ -144,42 +113,6 @@ struct g2d_cmdlist { u32 last; /* last data offset */ }; -/* - * A structure of buffer description - * - * @format: color format - * @left_x: the x coordinates of left top corner - * @top_y: the y coordinates of left top corner - * @right_x: the x coordinates of right bottom corner - * @bottom_y: the y coordinates of right bottom corner - * - */ -struct g2d_buf_desc { - unsigned int format; - unsigned int left_x; - unsigned int top_y; - unsigned int right_x; - unsigned int bottom_y; -}; - -/* - * A structure of buffer information - * - * @map_nr: manages the number of mapped buffers - * @reg_types: stores regitster type in the order of requested command - * @handles: stores buffer handle in its reg_type position - * @types: stores buffer type in its reg_type position - * @descs: stores buffer description in its reg_type position - * - */ -struct g2d_buf_info { - unsigned int map_nr; - enum g2d_reg_type reg_types[MAX_REG_TYPE_NR]; - unsigned long handles[MAX_REG_TYPE_NR]; - unsigned int types[MAX_REG_TYPE_NR]; - struct g2d_buf_desc descs[MAX_REG_TYPE_NR]; -}; - struct drm_exynos_pending_g2d_event { struct drm_pending_event base; struct drm_exynos_g2d_event event; @@ -198,11 +131,14 @@ struct g2d_cmdlist_userptr { bool in_pool; bool out_of_list; }; + struct g2d_cmdlist_node { struct list_head list; struct g2d_cmdlist *cmdlist; + unsigned int map_nr; + unsigned long handles[MAX_BUF_ADDR_NR]; + unsigned int obj_type[MAX_BUF_ADDR_NR]; dma_addr_t dma_addr; - struct g2d_buf_info buf_info; struct drm_exynos_pending_g2d_event *event; }; @@ -252,7 +188,6 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) struct exynos_drm_subdrv *subdrv = &g2d->subdrv; int nr; int ret; - struct g2d_buf_info *buf_info; init_dma_attrs(&g2d->cmdlist_dma_attrs); dma_set_attr(DMA_ATTR_WRITE_COMBINE, &g2d->cmdlist_dma_attrs); @@ -274,17 +209,11 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) } for (nr = 0; nr < G2D_CMDLIST_NUM; nr++) { - unsigned int i; - node[nr].cmdlist = g2d->cmdlist_pool_virt + nr * G2D_CMDLIST_SIZE; node[nr].dma_addr = g2d->cmdlist_pool + nr * G2D_CMDLIST_SIZE; - buf_info = &node[nr].buf_info; - for (i = 0; i < MAX_REG_TYPE_NR; i++) - buf_info->reg_types[i] = REG_TYPE_NONE; - list_add_tail(&node[nr].list, &g2d->free_cmdlist); } @@ -521,7 +450,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, DMA_BIDIRECTIONAL); if (ret < 0) { DRM_ERROR("failed to map sgt with dma region.\n"); - goto err_sg_free_table; + goto err_free_sgt; } g2d_userptr->dma_addr = sgt->sgl[0].dma_address; @@ -538,10 +467,8 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, return &g2d_userptr->dma_addr; -err_sg_free_table: - sg_free_table(sgt); - err_free_sgt: + sg_free_table(sgt); kfree(sgt); sgt = NULL; @@ -579,172 +506,36 @@ static void g2d_userptr_free_all(struct drm_device *drm_dev, g2d->current_pool = 0; } -static enum g2d_reg_type g2d_get_reg_type(int reg_offset) -{ - enum g2d_reg_type reg_type; - - switch (reg_offset) { - case G2D_SRC_BASE_ADDR: - case G2D_SRC_COLOR_MODE: - case G2D_SRC_LEFT_TOP: - case G2D_SRC_RIGHT_BOTTOM: - reg_type = REG_TYPE_SRC; - break; - case G2D_SRC_PLANE2_BASE_ADDR: - reg_type = REG_TYPE_SRC_PLANE2; - break; - case G2D_DST_BASE_ADDR: - case G2D_DST_COLOR_MODE: - case G2D_DST_LEFT_TOP: - case G2D_DST_RIGHT_BOTTOM: - reg_type = REG_TYPE_DST; - break; - case G2D_DST_PLANE2_BASE_ADDR: - reg_type = REG_TYPE_DST_PLANE2; - break; - case G2D_PAT_BASE_ADDR: - reg_type = REG_TYPE_PAT; - break; - case G2D_MSK_BASE_ADDR: - reg_type = REG_TYPE_MSK; - break; - default: - reg_type = REG_TYPE_NONE; - DRM_ERROR("Unknown register offset![%d]\n", reg_offset); - break; - }; - - return reg_type; -} - -static unsigned long g2d_get_buf_bpp(unsigned int format) -{ - unsigned long bpp; - - switch (format) { - case G2D_FMT_XRGB8888: - case G2D_FMT_ARGB8888: - bpp = 4; - break; - case G2D_FMT_RGB565: - case G2D_FMT_XRGB1555: - case G2D_FMT_ARGB1555: - case G2D_FMT_XRGB4444: - case G2D_FMT_ARGB4444: - bpp = 2; - break; - case G2D_FMT_PACKED_RGB888: - bpp = 3; - break; - default: - bpp = 1; - break; - } - - return bpp; -} - -static bool g2d_check_buf_desc_is_valid(struct g2d_buf_desc *buf_desc, - enum g2d_reg_type reg_type, - unsigned long size) -{ - unsigned int width, height; - unsigned long area; - - /* - * check source and destination buffers only. - * so the others are always valid. - */ - if (reg_type != REG_TYPE_SRC && reg_type != REG_TYPE_DST) - return true; - - width = buf_desc->right_x - buf_desc->left_x; - if (width < G2D_LEN_MIN || width > G2D_LEN_MAX) { - DRM_ERROR("width[%u] is out of range!\n", width); - return false; - } - - height = buf_desc->bottom_y - buf_desc->top_y; - if (height < G2D_LEN_MIN || height > G2D_LEN_MAX) { - DRM_ERROR("height[%u] is out of range!\n", height); - return false; - } - - area = (unsigned long)width * (unsigned long)height * - g2d_get_buf_bpp(buf_desc->format); - if (area > size) { - DRM_ERROR("area[%lu] is out of range[%lu]!\n", area, size); - return false; - } - - return true; -} - static int g2d_map_cmdlist_gem(struct g2d_data *g2d, struct g2d_cmdlist_node *node, struct drm_device *drm_dev, struct drm_file *file) { struct g2d_cmdlist *cmdlist = node->cmdlist; - struct g2d_buf_info *buf_info = &node->buf_info; int offset; - int ret; int i; - for (i = 0; i < buf_info->map_nr; i++) { - struct g2d_buf_desc *buf_desc; - enum g2d_reg_type reg_type; - int reg_pos; + for (i = 0; i < node->map_nr; i++) { unsigned long handle; dma_addr_t *addr; - reg_pos = cmdlist->last - 2 * (i + 1); - - offset = cmdlist->data[reg_pos]; - handle = cmdlist->data[reg_pos + 1]; - - reg_type = g2d_get_reg_type(offset); - if (reg_type == REG_TYPE_NONE) { - ret = -EFAULT; - goto err; - } - - buf_desc = &buf_info->descs[reg_type]; - - if (buf_info->types[reg_type] == BUF_TYPE_GEM) { - unsigned long size; - - size = exynos_drm_gem_get_size(drm_dev, handle, file); - if (!size) { - ret = -EFAULT; - goto err; - } - - if (!g2d_check_buf_desc_is_valid(buf_desc, reg_type, - size)) { - ret = -EFAULT; - goto err; - } + offset = cmdlist->last - (i * 2 + 1); + handle = cmdlist->data[offset]; + if (node->obj_type[i] == BUF_TYPE_GEM) { addr = exynos_drm_gem_get_dma_addr(drm_dev, handle, file); if (IS_ERR(addr)) { - ret = -EFAULT; - goto err; + node->map_nr = i; + return -EFAULT; } } else { struct drm_exynos_g2d_userptr g2d_userptr; if (copy_from_user(&g2d_userptr, (void __user *)handle, sizeof(struct drm_exynos_g2d_userptr))) { - ret = -EFAULT; - goto err; - } - - if (!g2d_check_buf_desc_is_valid(buf_desc, reg_type, - g2d_userptr.size)) { - ret = -EFAULT; - goto err; + node->map_nr = i; + return -EFAULT; } addr = g2d_userptr_get_dma_addr(drm_dev, @@ -753,21 +544,16 @@ static int g2d_map_cmdlist_gem(struct g2d_data *g2d, file, &handle); if (IS_ERR(addr)) { - ret = -EFAULT; - goto err; + node->map_nr = i; + return -EFAULT; } } - cmdlist->data[reg_pos + 1] = *addr; - buf_info->reg_types[i] = reg_type; - buf_info->handles[reg_type] = handle; + cmdlist->data[offset] = *addr; + node->handles[i] = handle; } return 0; - -err: - buf_info->map_nr = i; - return ret; } static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d, @@ -775,33 +561,22 @@ static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d, struct drm_file *filp) { struct exynos_drm_subdrv *subdrv = &g2d->subdrv; - struct g2d_buf_info *buf_info = &node->buf_info; int i; - for (i = 0; i < buf_info->map_nr; i++) { - struct g2d_buf_desc *buf_desc; - enum g2d_reg_type reg_type; - unsigned long handle; - - reg_type = buf_info->reg_types[i]; - - buf_desc = &buf_info->descs[reg_type]; - handle = buf_info->handles[reg_type]; + for (i = 0; i < node->map_nr; i++) { + unsigned long handle = node->handles[i]; - if (buf_info->types[reg_type] == BUF_TYPE_GEM) + if (node->obj_type[i] == BUF_TYPE_GEM) exynos_drm_gem_put_dma_addr(subdrv->drm_dev, handle, filp); else g2d_userptr_put_dma_addr(subdrv->drm_dev, handle, false); - buf_info->reg_types[i] = REG_TYPE_NONE; - buf_info->handles[reg_type] = 0; - buf_info->types[reg_type] = 0; - memset(buf_desc, 0x00, sizeof(*buf_desc)); + node->handles[i] = 0; } - buf_info->map_nr = 0; + node->map_nr = 0; } static void g2d_dma_start(struct g2d_data *g2d, @@ -814,6 +589,10 @@ static void g2d_dma_start(struct g2d_data *g2d, pm_runtime_get_sync(g2d->dev); clk_enable(g2d->gate_clk); + /* interrupt enable */ + writel_relaxed(G2D_INTEN_ACF | G2D_INTEN_UCF | G2D_INTEN_GCF, + g2d->regs + G2D_INTEN); + writel_relaxed(node->dma_addr, g2d->regs + G2D_DMA_SFR_BASE_ADDR); writel_relaxed(G2D_DMA_START, g2d->regs + G2D_DMA_COMMAND); } @@ -864,6 +643,7 @@ static void g2d_runqueue_worker(struct work_struct *work) struct g2d_data *g2d = container_of(work, struct g2d_data, runqueue_work); + mutex_lock(&g2d->runqueue_mutex); clk_disable(g2d->gate_clk); pm_runtime_put_sync(g2d->dev); @@ -944,14 +724,20 @@ static int g2d_check_reg_offset(struct device *dev, int i; for (i = 0; i < nr; i++) { - struct g2d_buf_info *buf_info = &node->buf_info; - struct g2d_buf_desc *buf_desc; - enum g2d_reg_type reg_type; - unsigned long value; - index = cmdlist->last - 2 * (i + 1); + if (for_addr) { + /* check userptr buffer type. */ + reg_offset = (cmdlist->data[index] & + ~0x7fffffff) >> 31; + if (reg_offset) { + node->obj_type[i] = BUF_TYPE_USERPTR; + cmdlist->data[index] &= ~G2D_BUF_USERPTR; + } + } + reg_offset = cmdlist->data[index] & ~0xfffff000; + if (reg_offset < G2D_VALID_START || reg_offset > G2D_VALID_END) goto err; if (reg_offset % 4) @@ -967,60 +753,8 @@ static int g2d_check_reg_offset(struct device *dev, if (!for_addr) goto err; - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - /* check userptr buffer type. */ - if ((cmdlist->data[index] & ~0x7fffffff) >> 31) { - buf_info->types[reg_type] = BUF_TYPE_USERPTR; - cmdlist->data[index] &= ~G2D_BUF_USERPTR; - } else - buf_info->types[reg_type] = BUF_TYPE_GEM; - break; - case G2D_SRC_COLOR_MODE: - case G2D_DST_COLOR_MODE: - if (for_addr) - goto err; - - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - buf_desc = &buf_info->descs[reg_type]; - value = cmdlist->data[index + 1]; - - buf_desc->format = value & 0xf; - break; - case G2D_SRC_LEFT_TOP: - case G2D_DST_LEFT_TOP: - if (for_addr) - goto err; - - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - buf_desc = &buf_info->descs[reg_type]; - value = cmdlist->data[index + 1]; - - buf_desc->left_x = value & 0x1fff; - buf_desc->top_y = (value & 0x1fff0000) >> 16; - break; - case G2D_SRC_RIGHT_BOTTOM: - case G2D_DST_RIGHT_BOTTOM: - if (for_addr) - goto err; - - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - buf_desc = &buf_info->descs[reg_type]; - value = cmdlist->data[index + 1]; - - buf_desc->right_x = value & 0x1fff; - buf_desc->bottom_y = (value & 0x1fff0000) >> 16; + if (node->obj_type[i] != BUF_TYPE_USERPTR) + node->obj_type[i] = BUF_TYPE_GEM; break; default: if (for_addr) @@ -1126,23 +860,9 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, cmdlist->data[cmdlist->last++] = G2D_SRC_BASE_ADDR; cmdlist->data[cmdlist->last++] = 0; - /* - * 'LIST_HOLD' command should be set to the DMA_HOLD_CMD_REG - * and GCF bit should be set to INTEN register if user wants - * G2D interrupt event once current command list execution is - * finished. - * Otherwise only ACF bit should be set to INTEN register so - * that one interrupt is occured after all command lists - * have been completed. - */ if (node->event) { - cmdlist->data[cmdlist->last++] = G2D_INTEN; - cmdlist->data[cmdlist->last++] = G2D_INTEN_ACF | G2D_INTEN_GCF; cmdlist->data[cmdlist->last++] = G2D_DMA_HOLD_CMD; cmdlist->data[cmdlist->last++] = G2D_LIST_HOLD; - } else { - cmdlist->data[cmdlist->last++] = G2D_INTEN; - cmdlist->data[cmdlist->last++] = G2D_INTEN_ACF; } /* Check size of cmdlist: last 2 is about G2D_BITBLT_START */ @@ -1167,7 +887,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, if (ret < 0) goto err_free_event; - node->buf_info.map_nr = req->cmd_buf_nr; + node->map_nr = req->cmd_buf_nr; if (req->cmd_buf_nr) { struct drm_exynos_g2d_cmd *cmd_buf; diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c index 0e6fe000578c..67e17ce112b6 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -164,27 +164,6 @@ void exynos_drm_gem_destroy(struct exynos_drm_gem_obj *exynos_gem_obj) exynos_gem_obj = NULL; } -unsigned long exynos_drm_gem_get_size(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *file_priv) -{ - struct exynos_drm_gem_obj *exynos_gem_obj; - struct drm_gem_object *obj; - - obj = drm_gem_object_lookup(dev, file_priv, gem_handle); - if (!obj) { - DRM_ERROR("failed to lookup gem object.\n"); - return 0; - } - - exynos_gem_obj = to_exynos_gem_obj(obj); - - drm_gem_object_unreference_unlocked(obj); - - return exynos_gem_obj->buffer->size; -} - - struct exynos_drm_gem_obj *exynos_drm_gem_init(struct drm_device *dev, unsigned long size) { diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h index 468766bee450..35ebac47dc2b 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -130,11 +130,6 @@ int exynos_drm_gem_userptr_ioctl(struct drm_device *dev, void *data, int exynos_drm_gem_get_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -/* get buffer size to gem handle. */ -unsigned long exynos_drm_gem_get_size(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *file_priv); - /* initialize gem object. */ int exynos_drm_gem_init_object(struct drm_gem_object *obj); diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c index 9504b0cd825a..13ccbd4bcfaa 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -117,12 +117,13 @@ static struct edid *vidi_get_edid(struct device *dev, } edid_len = (1 + ctx->raw_edid->extensions) * EDID_LENGTH; - edid = kmemdup(ctx->raw_edid, edid_len, GFP_KERNEL); + edid = kzalloc(edid_len, GFP_KERNEL); if (!edid) { DRM_DEBUG_KMS("failed to allocate edid\n"); return ERR_PTR(-ENOMEM); } + memcpy(edid, ctx->raw_edid, edid_len); return edid; } @@ -562,11 +563,12 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, return -EINVAL; } edid_len = (1 + raw_edid->extensions) * EDID_LENGTH; - ctx->raw_edid = kmemdup(raw_edid, edid_len, GFP_KERNEL); + ctx->raw_edid = kzalloc(edid_len, GFP_KERNEL); if (!ctx->raw_edid) { DRM_DEBUG_KMS("failed to allocate raw_edid.\n"); return -ENOMEM; } + memcpy(ctx->raw_edid, raw_edid, edid_len); } else { /* * with connection = 0, free raw_edid diff --git a/trunk/drivers/gpu/drm/exynos/exynos_mixer.c b/trunk/drivers/gpu/drm/exynos/exynos_mixer.c index 2f4f72f07047..e919aba29b3d 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_mixer.c @@ -818,7 +818,7 @@ static void mixer_win_disable(void *ctx, int win) mixer_ctx->win_data[win].enabled = false; } -static int mixer_check_timing(void *ctx, struct fb_videomode *timing) +int mixer_check_timing(void *ctx, struct fb_videomode *timing) { struct mixer_context *mixer_ctx = ctx; u32 w, h; diff --git a/trunk/drivers/gpu/drm/i915/i915_drv.c b/trunk/drivers/gpu/drm/i915/i915_drv.c index e9b57893db2b..0a8eceb75902 100644 --- a/trunk/drivers/gpu/drm/i915/i915_drv.c +++ b/trunk/drivers/gpu/drm/i915/i915_drv.c @@ -125,11 +125,6 @@ MODULE_PARM_DESC(preliminary_hw_support, "Enable Haswell and ValleyView Support. " "(default: false)"); -int i915_disable_power_well __read_mostly = 0; -module_param_named(disable_power_well, i915_disable_power_well, int, 0600); -MODULE_PARM_DESC(disable_power_well, - "Disable the power well when possible (default: false)"); - static struct drm_driver driver; extern int intel_agp_enabled; diff --git a/trunk/drivers/gpu/drm/i915/i915_drv.h b/trunk/drivers/gpu/drm/i915/i915_drv.h index 01769e2a9953..e95337c97459 100644 --- a/trunk/drivers/gpu/drm/i915/i915_drv.h +++ b/trunk/drivers/gpu/drm/i915/i915_drv.h @@ -1398,7 +1398,6 @@ extern int i915_enable_fbc __read_mostly; extern bool i915_enable_hangcheck __read_mostly; extern int i915_enable_ppgtt __read_mostly; extern unsigned int i915_preliminary_hw_support __read_mostly; -extern int i915_disable_power_well __read_mostly; extern int i915_suspend(struct drm_device *dev, pm_message_t state); extern int i915_resume(struct drm_device *dev); diff --git a/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 9a48e1a2d417..3b11ab0fbc96 100644 --- a/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -57,7 +57,7 @@ eb_create(struct drm_i915_gem_execbuffer2 *args) if (eb == NULL) { int size = args->buffer_count; int count = PAGE_SIZE / sizeof(struct hlist_head) / 2; - BUILD_BUG_ON_NOT_POWER_OF_2(PAGE_SIZE / sizeof(struct hlist_head)); + BUILD_BUG_ON(!is_power_of_2(PAGE_SIZE / sizeof(struct hlist_head))); while (count > 2*size) count >>= 1; eb = kzalloc(count*sizeof(struct hlist_head) + diff --git a/trunk/drivers/gpu/drm/i915/intel_crt.c b/trunk/drivers/gpu/drm/i915/intel_crt.c index 1ce45a0a2d3e..32a3693905ec 100644 --- a/trunk/drivers/gpu/drm/i915/intel_crt.c +++ b/trunk/drivers/gpu/drm/i915/intel_crt.c @@ -45,9 +45,6 @@ struct intel_crt { struct intel_encoder base; - /* DPMS state is stored in the connector, which we need in the - * encoder's enable/disable callbacks */ - struct intel_connector *connector; bool force_hotplug_required; u32 adpa_reg; }; @@ -84,6 +81,29 @@ static bool intel_crt_get_hw_state(struct intel_encoder *encoder, return true; } +static void intel_disable_crt(struct intel_encoder *encoder) +{ + struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; + struct intel_crt *crt = intel_encoder_to_crt(encoder); + u32 temp; + + temp = I915_READ(crt->adpa_reg); + temp |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE; + temp &= ~ADPA_DAC_ENABLE; + I915_WRITE(crt->adpa_reg, temp); +} + +static void intel_enable_crt(struct intel_encoder *encoder) +{ + struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; + struct intel_crt *crt = intel_encoder_to_crt(encoder); + u32 temp; + + temp = I915_READ(crt->adpa_reg); + temp |= ADPA_DAC_ENABLE; + I915_WRITE(crt->adpa_reg, temp); +} + /* Note: The caller is required to filter out dpms modes not supported by the * platform. */ static void intel_crt_set_dpms(struct intel_encoder *encoder, int mode) @@ -115,19 +135,6 @@ static void intel_crt_set_dpms(struct intel_encoder *encoder, int mode) I915_WRITE(crt->adpa_reg, temp); } -static void intel_disable_crt(struct intel_encoder *encoder) -{ - intel_crt_set_dpms(encoder, DRM_MODE_DPMS_OFF); -} - -static void intel_enable_crt(struct intel_encoder *encoder) -{ - struct intel_crt *crt = intel_encoder_to_crt(encoder); - - intel_crt_set_dpms(encoder, crt->connector->base.dpms); -} - - static void intel_crt_dpms(struct drm_connector *connector, int mode) { struct drm_device *dev = connector->dev; @@ -739,7 +746,6 @@ void intel_crt_init(struct drm_device *dev) } connector = &intel_connector->base; - crt->connector = intel_connector; drm_connector_init(dev, &intel_connector->base, &intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA); diff --git a/trunk/drivers/gpu/drm/i915/intel_display.c b/trunk/drivers/gpu/drm/i915/intel_display.c index b20d50192fcc..287b42c9d1a8 100644 --- a/trunk/drivers/gpu/drm/i915/intel_display.c +++ b/trunk/drivers/gpu/drm/i915/intel_display.c @@ -5771,11 +5771,6 @@ static int haswell_crtc_mode_set(struct drm_crtc *crtc, num_connectors++; } - if (is_cpu_edp) - intel_crtc->cpu_transcoder = TRANSCODER_EDP; - else - intel_crtc->cpu_transcoder = pipe; - /* We are not sure yet this won't happen. */ WARN(!HAS_PCH_LPT(dev), "Unexpected PCH type %d\n", INTEL_PCH_TYPE(dev)); @@ -5842,6 +5837,11 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, int pipe = intel_crtc->pipe; int ret; + if (IS_HASWELL(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) + intel_crtc->cpu_transcoder = TRANSCODER_EDP; + else + intel_crtc->cpu_transcoder = pipe; + drm_vblank_pre_modeset(dev, pipe); ret = dev_priv->display.crtc_mode_set(crtc, mode, adjusted_mode, diff --git a/trunk/drivers/gpu/drm/i915/intel_dp.c b/trunk/drivers/gpu/drm/i915/intel_dp.c index 8fc93f90a7cd..d7d4afe01341 100644 --- a/trunk/drivers/gpu/drm/i915/intel_dp.c +++ b/trunk/drivers/gpu/drm/i915/intel_dp.c @@ -2559,15 +2559,12 @@ void intel_dp_encoder_destroy(struct drm_encoder *encoder) { struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); struct intel_dp *intel_dp = &intel_dig_port->dp; - struct drm_device *dev = intel_dp_to_dev(intel_dp); i2c_del_adapter(&intel_dp->adapter); drm_encoder_cleanup(encoder); if (is_edp(intel_dp)) { cancel_delayed_work_sync(&intel_dp->panel_vdd_work); - mutex_lock(&dev->mode_config.mutex); ironlake_panel_vdd_off_sync(intel_dp); - mutex_unlock(&dev->mode_config.mutex); } kfree(intel_dig_port); } diff --git a/trunk/drivers/gpu/drm/i915/intel_panel.c b/trunk/drivers/gpu/drm/i915/intel_panel.c index bee8cb6108a7..a3730e0289e5 100644 --- a/trunk/drivers/gpu/drm/i915/intel_panel.c +++ b/trunk/drivers/gpu/drm/i915/intel_panel.c @@ -321,6 +321,9 @@ void intel_panel_enable_backlight(struct drm_device *dev, if (dev_priv->backlight_level == 0) dev_priv->backlight_level = intel_panel_get_max_backlight(dev); + dev_priv->backlight_enabled = true; + intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); + if (INTEL_INFO(dev)->gen >= 4) { uint32_t reg, tmp; @@ -356,12 +359,12 @@ void intel_panel_enable_backlight(struct drm_device *dev, } set_level: - /* Call below after setting BLC_PWM_CPU_CTL2 and BLC_PWM_PCH_CTL1. - * BLC_PWM_CPU_CTL may be cleared to zero automatically when these - * registers are set. + /* Check the current backlight level and try to set again if it's zero. + * On some machines, BLC_PWM_CPU_CTL is cleared to zero automatically + * when BLC_PWM_CPU_CTL2 and BLC_PWM_PCH_CTL1 are written. */ - dev_priv->backlight_enabled = true; - intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); + if (!intel_panel_get_backlight(dev)) + intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); } static void intel_panel_init_backlight(struct drm_device *dev) diff --git a/trunk/drivers/gpu/drm/i915/intel_pm.c b/trunk/drivers/gpu/drm/i915/intel_pm.c index adca00783e61..a1794c6df1bf 100644 --- a/trunk/drivers/gpu/drm/i915/intel_pm.c +++ b/trunk/drivers/gpu/drm/i915/intel_pm.c @@ -4079,9 +4079,6 @@ void intel_set_power_well(struct drm_device *dev, bool enable) if (!IS_HASWELL(dev)) return; - if (!i915_disable_power_well && !enable) - return; - tmp = I915_READ(HSW_PWR_WELL_DRIVER); is_enabled = tmp & HSW_PWR_WELL_STATE; enable_requested = tmp & HSW_PWR_WELL_ENABLE; diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c b/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c index 5eb3e0da7c6e..3b6dc883e150 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c @@ -391,7 +391,7 @@ nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS) struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_device *device = nv_device(drm->device); struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev); - struct nouveau_abi16_chan *chan = NULL, *temp; + struct nouveau_abi16_chan *chan, *temp; struct nouveau_abi16_ntfy *ntfy; struct nouveau_object *object; struct nv_dma_class args = {}; @@ -404,11 +404,10 @@ nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS) if (unlikely(nv_device(abi16->device)->card_type >= NV_C0)) return nouveau_abi16_put(abi16, -EINVAL); - list_for_each_entry(temp, &abi16->channels, head) { - if (temp->chan->handle == (NVDRM_CHAN | info->channel)) { - chan = temp; + list_for_each_entry_safe(chan, temp, &abi16->channels, head) { + if (chan->chan->handle == (NVDRM_CHAN | info->channel)) break; - } + chan = NULL; } if (!chan) @@ -460,18 +459,17 @@ nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS) { struct drm_nouveau_gpuobj_free *fini = data; struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev); - struct nouveau_abi16_chan *chan = NULL, *temp; + struct nouveau_abi16_chan *chan, *temp; struct nouveau_abi16_ntfy *ntfy; int ret; if (unlikely(!abi16)) return -ENOMEM; - list_for_each_entry(temp, &abi16->channels, head) { - if (temp->chan->handle == (NVDRM_CHAN | fini->channel)) { - chan = temp; + list_for_each_entry_safe(chan, temp, &abi16->channels, head) { + if (chan->chan->handle == (NVDRM_CHAN | fini->channel)) break; - } + chan = NULL; } if (!chan) diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c index c95decf543e9..d1099365bfc1 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -71,26 +71,12 @@ module_param_named(modeset, nouveau_modeset, int, 0400); static struct drm_driver driver; -static int -nouveau_drm_vblank_handler(struct nouveau_eventh *event, int head) -{ - struct nouveau_drm *drm = - container_of(event, struct nouveau_drm, vblank[head]); - drm_handle_vblank(drm->dev, head); - return NVKM_EVENT_KEEP; -} - static int nouveau_drm_vblank_enable(struct drm_device *dev, int head) { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_disp *pdisp = nouveau_disp(drm->device); - - if (WARN_ON_ONCE(head > ARRAY_SIZE(drm->vblank))) - return -EIO; - WARN_ON_ONCE(drm->vblank[head].func); - drm->vblank[head].func = nouveau_drm_vblank_handler; - nouveau_event_get(pdisp->vblank, head, &drm->vblank[head]); + nouveau_event_get(pdisp->vblank, head, &drm->vblank); return 0; } @@ -99,11 +85,16 @@ nouveau_drm_vblank_disable(struct drm_device *dev, int head) { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_disp *pdisp = nouveau_disp(drm->device); - if (drm->vblank[head].func) - nouveau_event_put(pdisp->vblank, head, &drm->vblank[head]); - else - WARN_ON_ONCE(1); - drm->vblank[head].func = NULL; + nouveau_event_put(pdisp->vblank, head, &drm->vblank); +} + +static int +nouveau_drm_vblank_handler(struct nouveau_eventh *event, int head) +{ + struct nouveau_drm *drm = + container_of(event, struct nouveau_drm, vblank); + drm_handle_vblank(drm->dev, head); + return NVKM_EVENT_KEEP; } static u64 @@ -301,6 +292,7 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) dev->dev_private = drm; drm->dev = dev; + drm->vblank.func = nouveau_drm_vblank_handler; INIT_LIST_HEAD(&drm->clients); spin_lock_init(&drm->tile.lock); diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h index 9c39bafbef2c..b25df374c901 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h @@ -113,7 +113,7 @@ struct nouveau_drm { struct nvbios vbios; struct nouveau_display *display; struct backlight_device *backlight; - struct nouveau_eventh vblank[4]; + struct nouveau_eventh vblank; /* power management */ struct nouveau_pm *pm; diff --git a/trunk/drivers/hid/hid-core.c b/trunk/drivers/hid/hid-core.c index aa341d135867..512b01c04ea7 100644 --- a/trunk/drivers/hid/hid-core.c +++ b/trunk/drivers/hid/hid-core.c @@ -2077,6 +2077,7 @@ static const struct hid_device_id hid_ignore_list[] = { { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) }, { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) }, { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) }, + { HID_USB_DEVICE(USB_VENDOR_ID_MASTERKIT, USB_DEVICE_ID_MASTERKIT_MA901RADIO) }, { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) }, { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) }, @@ -2243,18 +2244,6 @@ bool hid_ignore(struct hid_device *hdev) hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST)) return true; break; - case USB_VENDOR_ID_ATMEL_V_USB: - /* Masterkit MA901 usb radio based on Atmel tiny85 chip and - * it has the same USB ID as many Atmel V-USB devices. This - * usb radio is handled by radio-ma901.c driver so we want - * ignore the hid. Check the name, bus, product and ignore - * if we have MA901 usb radio. - */ - if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB && - hdev->bus == BUS_USB && - strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0) - return true; - break; } if (hdev->type == HID_TYPE_USBMOUSE && diff --git a/trunk/drivers/hid/hid-ids.h b/trunk/drivers/hid/hid-ids.h index 5309fd5eb0eb..92e47e5c9564 100644 --- a/trunk/drivers/hid/hid-ids.h +++ b/trunk/drivers/hid/hid-ids.h @@ -158,8 +158,6 @@ #define USB_VENDOR_ID_ATMEL 0x03eb #define USB_DEVICE_ID_ATMEL_MULTITOUCH 0x211c #define USB_DEVICE_ID_ATMEL_MXT_DIGITIZER 0x2118 -#define USB_VENDOR_ID_ATMEL_V_USB 0x16c0 -#define USB_DEVICE_ID_ATMEL_V_USB 0x05df #define USB_VENDOR_ID_AUREAL 0x0755 #define USB_DEVICE_ID_AUREAL_W01RN 0x2626 @@ -559,6 +557,9 @@ #define USB_VENDOR_ID_MADCATZ 0x0738 #define USB_DEVICE_ID_MADCATZ_BEATPAD 0x4540 +#define USB_VENDOR_ID_MASTERKIT 0x16c0 +#define USB_DEVICE_ID_MASTERKIT_MA901RADIO 0x05df + #define USB_VENDOR_ID_MCC 0x09db #define USB_DEVICE_ID_MCC_PMD1024LS 0x0076 #define USB_DEVICE_ID_MCC_PMD1208LS 0x007a @@ -589,9 +590,6 @@ #define USB_VENDOR_ID_MONTEREY 0x0566 #define USB_DEVICE_ID_GENIUS_KB29E 0x3004 -#define USB_VENDOR_ID_MSI 0x1770 -#define USB_DEVICE_ID_MSI_GX680R_LED_PANEL 0xff00 - #define USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR 0x0400 #define USB_DEVICE_ID_N_S_HARMONY 0xc359 @@ -686,9 +684,6 @@ #define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001 0x3001 #define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008 0x3008 -#define USB_VENDOR_ID_REALTEK 0x0bda -#define USB_DEVICE_ID_REALTEK_READER 0x0152 - #define USB_VENDOR_ID_ROCCAT 0x1e7d #define USB_DEVICE_ID_ROCCAT_ARVO 0x30d4 #define USB_DEVICE_ID_ROCCAT_ISKU 0x319c diff --git a/trunk/drivers/hid/hid-magicmouse.c b/trunk/drivers/hid/hid-magicmouse.c index a8ce44296cfd..f7f113ba083e 100644 --- a/trunk/drivers/hid/hid-magicmouse.c +++ b/trunk/drivers/hid/hid-magicmouse.c @@ -462,21 +462,6 @@ static int magicmouse_input_mapping(struct hid_device *hdev, return 0; } -static void magicmouse_input_configured(struct hid_device *hdev, - struct hid_input *hi) - -{ - struct magicmouse_sc *msc = hid_get_drvdata(hdev); - - int ret = magicmouse_setup_input(msc->input, hdev); - if (ret) { - hid_err(hdev, "magicmouse setup input failed (%d)\n", ret); - /* clean msc->input to notify probe() of the failure */ - msc->input = NULL; - } -} - - static int magicmouse_probe(struct hid_device *hdev, const struct hid_device_id *id) { @@ -508,10 +493,15 @@ static int magicmouse_probe(struct hid_device *hdev, goto err_free; } - if (!msc->input) { - hid_err(hdev, "magicmouse input not registered\n"); - ret = -ENOMEM; - goto err_stop_hw; + /* We do this after hid-input is done parsing reports so that + * hid-input uses the most natural button and axis IDs. + */ + if (msc->input) { + ret = magicmouse_setup_input(msc->input, hdev); + if (ret) { + hid_err(hdev, "magicmouse setup input failed (%d)\n", ret); + goto err_stop_hw; + } } if (id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE) @@ -578,7 +568,6 @@ static struct hid_driver magicmouse_driver = { .remove = magicmouse_remove, .raw_event = magicmouse_raw_event, .input_mapping = magicmouse_input_mapping, - .input_configured = magicmouse_input_configured, }; module_hid_driver(magicmouse_driver); diff --git a/trunk/drivers/hid/hid-multitouch.c b/trunk/drivers/hid/hid-multitouch.c index 82e9211b3ca9..7a1ebb867cf4 100644 --- a/trunk/drivers/hid/hid-multitouch.c +++ b/trunk/drivers/hid/hid-multitouch.c @@ -621,7 +621,6 @@ static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field, { struct mt_device *td = hid_get_drvdata(hid); __s32 quirks = td->mtclass.quirks; - struct input_dev *input = field->hidinput->input; if (hid->claimed & HID_CLAIMED_INPUT) { switch (usage->hid) { @@ -671,16 +670,13 @@ static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field, break; default: - if (usage->type) - input_event(input, usage->type, usage->code, - value); return; } if (usage->usage_index + 1 == field->report_count) { /* we only take into account the last report. */ if (usage->hid == td->last_slot_field) - mt_complete_slot(td, input); + mt_complete_slot(td, field->hidinput->input); if (field->index == td->last_field_index && td->num_received >= td->num_expected) diff --git a/trunk/drivers/hid/usbhid/hid-quirks.c b/trunk/drivers/hid/usbhid/hid-quirks.c index 19b8360f2330..e0e6abf1cd3b 100644 --- a/trunk/drivers/hid/usbhid/hid-quirks.c +++ b/trunk/drivers/hid/usbhid/hid-quirks.c @@ -73,7 +73,6 @@ static const struct hid_blacklist { { 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 }, { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_NOGET }, - { USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GX680R_LED_PANEL, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_NOVATEK, USB_DEVICE_ID_NOVATEK_MOUSE, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1, HID_QUIRK_NO_INIT_REPORTS }, @@ -81,7 +80,6 @@ static const struct hid_blacklist { { USB_VENDOR_ID_PRODIGE, USB_DEVICE_ID_PRODIGE_CORDLESS, HID_QUIRK_NOGET }, { USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001, HID_QUIRK_NOGET }, { USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008, HID_QUIRK_NOGET }, - { USB_VENDOR_ID_REALTEK, USB_DEVICE_ID_REALTEK_READER, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_SENNHEISER, USB_DEVICE_ID_SENNHEISER_BTD500USB, HID_QUIRK_NOGET }, { USB_VENDOR_ID_SIGMATEL, USB_DEVICE_ID_SIGMATEL_STMP3780, HID_QUIRK_NOGET }, { USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET }, diff --git a/trunk/drivers/i2c/busses/i2c-designware-platdrv.c b/trunk/drivers/i2c/busses/i2c-designware-platdrv.c index e3085c487ace..0ceb6e1b0f65 100644 --- a/trunk/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/trunk/drivers/i2c/busses/i2c-designware-platdrv.c @@ -182,6 +182,7 @@ static int dw_i2c_probe(struct platform_device *pdev) adap->algo = &i2c_dw_algo; adap->dev.parent = &pdev->dev; adap->dev.of_node = pdev->dev.of_node; + ACPI_HANDLE_SET(&adap->dev, ACPI_HANDLE(&pdev->dev)); r = i2c_add_numbered_adapter(adap); if (r) { diff --git a/trunk/drivers/infiniband/hw/cxgb4/qp.c b/trunk/drivers/infiniband/hw/cxgb4/qp.c index 70b1808a08f4..17ba4f8bc12d 100644 --- a/trunk/drivers/infiniband/hw/cxgb4/qp.c +++ b/trunk/drivers/infiniband/hw/cxgb4/qp.c @@ -186,10 +186,8 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, wq->rq.queue = dma_alloc_coherent(&(rdev->lldi.pdev->dev), wq->rq.memsize, &(wq->rq.dma_addr), GFP_KERNEL); - if (!wq->rq.queue) { - ret = -ENOMEM; + if (!wq->rq.queue) goto free_sq; - } PDBG("%s sq base va 0x%p pa 0x%llx rq base va 0x%p pa 0x%llx\n", __func__, wq->sq.queue, (unsigned long long)virt_to_phys(wq->sq.queue), diff --git a/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c b/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c index ea93870266eb..439c35d4a669 100644 --- a/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c +++ b/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c @@ -620,7 +620,7 @@ void ipath_ib_rcv(struct ipath_ibdev *dev, void *rhdr, void *data, goto bail; } - opcode = (be32_to_cpu(ohdr->bth[0]) >> 24) & 0x7f; + opcode = be32_to_cpu(ohdr->bth[0]) >> 24; dev->opstats[opcode].n_bytes += tlen; dev->opstats[opcode].n_packets++; diff --git a/trunk/drivers/infiniband/hw/qib/Kconfig b/trunk/drivers/infiniband/hw/qib/Kconfig index 1e603a375069..8349f9c5064c 100644 --- a/trunk/drivers/infiniband/hw/qib/Kconfig +++ b/trunk/drivers/infiniband/hw/qib/Kconfig @@ -1,7 +1,7 @@ config INFINIBAND_QIB - tristate "Intel PCIe HCA support" + tristate "QLogic PCIe HCA support" depends on 64BIT ---help--- - This is a low-level driver for Intel PCIe QLE InfiniBand host - channel adapters. This driver does not support the Intel + This is a low-level driver for QLogic PCIe QLE InfiniBand host + channel adapters. This driver does not support the QLogic HyperTransport card (model QHT7140). diff --git a/trunk/drivers/infiniband/hw/qib/qib_driver.c b/trunk/drivers/infiniband/hw/qib/qib_driver.c index 216092477dfc..5423edcab51f 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_driver.c +++ b/trunk/drivers/infiniband/hw/qib/qib_driver.c @@ -1,5 +1,4 @@ /* - * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006, 2007, 2008, 2009 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -64,8 +63,8 @@ MODULE_PARM_DESC(compat_ddr_negotiate, "Attempt pre-IBTA 1.2 DDR speed negotiation"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_AUTHOR("Intel "); -MODULE_DESCRIPTION("Intel IB driver"); +MODULE_AUTHOR("QLogic "); +MODULE_DESCRIPTION("QLogic IB driver"); MODULE_VERSION(QIB_DRIVER_VERSION); /* diff --git a/trunk/drivers/infiniband/hw/qib/qib_iba6120.c b/trunk/drivers/infiniband/hw/qib/qib_iba6120.c index 0232ae56b1fa..a099ac171e22 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_iba6120.c +++ b/trunk/drivers/infiniband/hw/qib/qib_iba6120.c @@ -1,5 +1,4 @@ /* - * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006, 2007, 2008, 2009, 2010 QLogic Corporation. * All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. @@ -52,7 +51,7 @@ static u32 qib_6120_iblink_state(u64); /* * This file contains all the chip-specific register information and - * access functions for the Intel Intel_IB PCI-Express chip. + * access functions for the QLogic QLogic_IB PCI-Express chip. * */ diff --git a/trunk/drivers/infiniband/hw/qib/qib_init.c b/trunk/drivers/infiniband/hw/qib/qib_init.c index 173f805790da..50e33aa0b4e3 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_init.c +++ b/trunk/drivers/infiniband/hw/qib/qib_init.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. + * Copyright (c) 2012 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -1138,7 +1138,7 @@ void qib_disable_after_error(struct qib_devdata *dd) static void qib_remove_one(struct pci_dev *); static int qib_init_one(struct pci_dev *, const struct pci_device_id *); -#define DRIVER_LOAD_MSG "Intel " QIB_DRV_NAME " loaded: " +#define DRIVER_LOAD_MSG "QLogic " QIB_DRV_NAME " loaded: " #define PFX QIB_DRV_NAME ": " static DEFINE_PCI_DEVICE_TABLE(qib_pci_tbl) = { @@ -1355,7 +1355,7 @@ static int qib_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dd = qib_init_iba6120_funcs(pdev, ent); #else qib_early_err(&pdev->dev, - "Intel PCIE device 0x%x cannot work if CONFIG_PCI_MSI is not enabled\n", + "QLogic PCIE device 0x%x cannot work if CONFIG_PCI_MSI is not enabled\n", ent->device); dd = ERR_PTR(-ENODEV); #endif @@ -1371,7 +1371,7 @@ static int qib_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) default: qib_early_err(&pdev->dev, - "Failing on unknown Intel deviceid 0x%x\n", + "Failing on unknown QLogic deviceid 0x%x\n", ent->device); ret = -ENODEV; } diff --git a/trunk/drivers/infiniband/hw/qib/qib_sd7220.c b/trunk/drivers/infiniband/hw/qib/qib_sd7220.c index 911205d3d5a0..50a8a0d4fe67 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_sd7220.c +++ b/trunk/drivers/infiniband/hw/qib/qib_sd7220.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2013 Intel Corporation. All rights reserved. + * Copyright (c) 2012 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * diff --git a/trunk/drivers/infiniband/hw/qib/qib_verbs.c b/trunk/drivers/infiniband/hw/qib/qib_verbs.c index 7c0ab16a2fe2..ba51a4715a1d 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_verbs.c +++ b/trunk/drivers/infiniband/hw/qib/qib_verbs.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. + * Copyright (c) 2012 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. * @@ -2224,7 +2224,7 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->dma_ops = &qib_dma_mapping_ops; snprintf(ibdev->node_desc, sizeof(ibdev->node_desc), - "Intel Infiniband HCA %s", init_utsname()->nodename); + "QLogic Infiniband HCA %s", init_utsname()->nodename); ret = ib_register_device(ibdev, qib_create_port_files); if (ret) diff --git a/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 1ef880de3a41..67b0c1d23678 100644 --- a/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -758,13 +758,9 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_ if (++priv->tx_outstanding == ipoib_sendq_size) { ipoib_dbg(priv, "TX ring 0x%x full, stopping kernel net queue\n", tx->qp->qp_num); - netif_stop_queue(dev); - rc = ib_req_notify_cq(priv->send_cq, - IB_CQ_NEXT_COMP | IB_CQ_REPORT_MISSED_EVENTS); - if (rc < 0) + if (ib_req_notify_cq(priv->send_cq, IB_CQ_NEXT_COMP)) ipoib_warn(priv, "request notify on send CQ failed\n"); - else if (rc) - ipoib_send_comp_handler(priv->send_cq, dev); + netif_stop_queue(dev); } } } diff --git a/trunk/drivers/iommu/Kconfig b/trunk/drivers/iommu/Kconfig index c332fb98480d..5c514d0711d1 100644 --- a/trunk/drivers/iommu/Kconfig +++ b/trunk/drivers/iommu/Kconfig @@ -130,7 +130,7 @@ config IRQ_REMAP # OMAP IOMMU support config OMAP_IOMMU bool "OMAP IOMMU Support" - depends on ARCH_OMAP2PLUS + depends on ARCH_OMAP select IOMMU_API config OMAP_IOVMM diff --git a/trunk/drivers/iommu/amd_iommu.c b/trunk/drivers/iommu/amd_iommu.c index b287ca33833d..98f555dafb55 100644 --- a/trunk/drivers/iommu/amd_iommu.c +++ b/trunk/drivers/iommu/amd_iommu.c @@ -2466,16 +2466,18 @@ static int device_change_notifier(struct notifier_block *nb, /* allocate a protection domain if a device is added */ dma_domain = find_protection_domain(devid); - if (!dma_domain) { - dma_domain = dma_ops_domain_alloc(); - if (!dma_domain) - goto out; - dma_domain->target_dev = devid; - - spin_lock_irqsave(&iommu_pd_list_lock, flags); - list_add_tail(&dma_domain->list, &iommu_pd_list); - spin_unlock_irqrestore(&iommu_pd_list_lock, flags); - } + if (dma_domain) + goto out; + dma_domain = dma_ops_domain_alloc(); + if (!dma_domain) + goto out; + dma_domain->target_dev = devid; + + spin_lock_irqsave(&iommu_pd_list_lock, flags); + list_add_tail(&dma_domain->list, &iommu_pd_list); + spin_unlock_irqrestore(&iommu_pd_list_lock, flags); + + dev_data = get_dev_data(dev); dev->archdata.dma_ops = &amd_iommu_dma_ops; diff --git a/trunk/drivers/iommu/amd_iommu_init.c b/trunk/drivers/iommu/amd_iommu_init.c index e3c2d74b7684..b6ecddb63cd0 100644 --- a/trunk/drivers/iommu/amd_iommu_init.c +++ b/trunk/drivers/iommu/amd_iommu_init.c @@ -980,7 +980,7 @@ static void __init free_iommu_all(void) * BIOS should disable L2B micellaneous clock gating by setting * L2_L2B_CK_GATE_CONTROL[CKGateL2BMiscDisable](D0F2xF4_x90[2]) = 1b */ -static void amd_iommu_erratum_746_workaround(struct amd_iommu *iommu) +static void __init amd_iommu_erratum_746_workaround(struct amd_iommu *iommu) { u32 value; diff --git a/trunk/drivers/iommu/irq_remapping.c b/trunk/drivers/iommu/irq_remapping.c index 7c11ff368d07..d56f8c17c5fe 100644 --- a/trunk/drivers/iommu/irq_remapping.c +++ b/trunk/drivers/iommu/irq_remapping.c @@ -2,6 +2,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/drivers/media/i2c/m5mols/m5mols_core.c b/trunk/drivers/media/i2c/m5mols/m5mols_core.c index 0b899cb6cda1..d4e7567b367c 100644 --- a/trunk/drivers/media/i2c/m5mols/m5mols_core.c +++ b/trunk/drivers/media/i2c/m5mols/m5mols_core.c @@ -724,7 +724,7 @@ static int m5mols_s_stream(struct v4l2_subdev *sd, int enable) if (enable) { if (is_code(code, M5MOLS_RESTYPE_MONITOR)) ret = m5mols_start_monitor(info); - else if (is_code(code, M5MOLS_RESTYPE_CAPTURE)) + if (is_code(code, M5MOLS_RESTYPE_CAPTURE)) ret = m5mols_start_capture(info); else ret = -EINVAL; diff --git a/trunk/drivers/media/pci/bt8xx/bttv-driver.c b/trunk/drivers/media/pci/bt8xx/bttv-driver.c index 54579e4c740b..ccd18e4ee789 100644 --- a/trunk/drivers/media/pci/bt8xx/bttv-driver.c +++ b/trunk/drivers/media/pci/bt8xx/bttv-driver.c @@ -250,19 +250,17 @@ static u8 SRAM_Table[][60] = vdelay start of active video in 2 * field lines relative to trailing edge of /VRESET pulse (VDELAY register). sheight height of active video in 2 * field lines. - extraheight Added to sheight for cropcap.bounds.height only videostart0 ITU-R frame line number of the line corresponding to vdelay in the first field. */ #define CROPCAP(minhdelayx1, hdelayx1, swidth, totalwidth, sqwidth, \ - vdelay, sheight, extraheight, videostart0) \ + vdelay, sheight, videostart0) \ .cropcap.bounds.left = minhdelayx1, \ /* * 2 because vertically we count field lines times two, */ \ /* e.g. 23 * 2 to 23 * 2 + 576 in PAL-BGHI defrect. */ \ .cropcap.bounds.top = (videostart0) * 2 - (vdelay) + MIN_VDELAY, \ /* 4 is a safety margin at the end of the line. */ \ .cropcap.bounds.width = (totalwidth) - (minhdelayx1) - 4, \ - .cropcap.bounds.height = (sheight) + (extraheight) + (vdelay) - \ - MIN_VDELAY, \ + .cropcap.bounds.height = (sheight) + (vdelay) - MIN_VDELAY, \ .cropcap.defrect.left = hdelayx1, \ .cropcap.defrect.top = (videostart0) * 2, \ .cropcap.defrect.width = swidth, \ @@ -303,10 +301,9 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* totalwidth */ 1135, /* sqwidth */ 944, /* vdelay */ 0x20, - /* sheight */ 576, - /* bt878 (and bt848?) can capture another - line below active video. */ - /* extraheight */ 2, + /* bt878 (and bt848?) can capture another + line below active video. */ + /* sheight */ (576 + 2) + 0x20 - 2, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR, @@ -333,7 +330,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x1a, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_SECAM, @@ -359,7 +355,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 944, /* vdelay */ 0x20, /* sheight */ 576, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_PAL_Nc, @@ -385,7 +380,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x1a, /* sheight */ 576, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_PAL_M, @@ -411,7 +405,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x1a, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_PAL_N, @@ -437,7 +430,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 944, /* vdelay */ 0x20, /* sheight */ 576, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_NTSC_M_JP, @@ -463,7 +455,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x16, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) },{ /* that one hopefully works with the strange timing @@ -493,7 +484,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 944, /* vdelay */ 0x1a, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) } }; diff --git a/trunk/drivers/media/platform/Kconfig b/trunk/drivers/media/platform/Kconfig index a0639e779973..05d7b6333461 100644 --- a/trunk/drivers/media/platform/Kconfig +++ b/trunk/drivers/media/platform/Kconfig @@ -204,7 +204,7 @@ config VIDEO_SAMSUNG_EXYNOS_GSC config VIDEO_SH_VEU tristate "SuperH VEU mem2mem video processing driver" - depends on VIDEO_DEV && VIDEO_V4L2 && GENERIC_HARDIRQS + depends on VIDEO_DEV && VIDEO_V4L2 select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV help diff --git a/trunk/drivers/media/platform/exynos-gsc/gsc-core.c b/trunk/drivers/media/platform/exynos-gsc/gsc-core.c index 33b5ffc8d66d..82d9f6ac12f3 100644 --- a/trunk/drivers/media/platform/exynos-gsc/gsc-core.c +++ b/trunk/drivers/media/platform/exynos-gsc/gsc-core.c @@ -1054,18 +1054,16 @@ static int gsc_m2m_suspend(struct gsc_dev *gsc) static int gsc_m2m_resume(struct gsc_dev *gsc) { - struct gsc_ctx *ctx; unsigned long flags; spin_lock_irqsave(&gsc->slock, flags); /* Clear for full H/W setup in first run after resume */ - ctx = gsc->m2m.ctx; gsc->m2m.ctx = NULL; spin_unlock_irqrestore(&gsc->slock, flags); if (test_and_clear_bit(ST_M2M_SUSPENDED, &gsc->state)) - gsc_m2m_job_finish(ctx, VB2_BUF_STATE_ERROR); - + gsc_m2m_job_finish(gsc->m2m.ctx, + VB2_BUF_STATE_ERROR); return 0; } @@ -1206,7 +1204,7 @@ static int gsc_resume(struct device *dev) /* Do not resume if the device was idle before system suspend */ spin_lock_irqsave(&gsc->slock, flags); if (!test_and_clear_bit(ST_SUSPEND, &gsc->state) || - !gsc_m2m_opened(gsc)) { + !gsc_m2m_active(gsc)) { spin_unlock_irqrestore(&gsc->slock, flags); return 0; } diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-core.c b/trunk/drivers/media/platform/s5p-fimc/fimc-core.c index 0f513dd19f86..e3916bde45cf 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-core.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-core.c @@ -850,18 +850,16 @@ static int fimc_m2m_suspend(struct fimc_dev *fimc) static int fimc_m2m_resume(struct fimc_dev *fimc) { - struct fimc_ctx *ctx; unsigned long flags; spin_lock_irqsave(&fimc->slock, flags); /* Clear for full H/W setup in first run after resume */ - ctx = fimc->m2m.ctx; fimc->m2m.ctx = NULL; spin_unlock_irqrestore(&fimc->slock, flags); if (test_and_clear_bit(ST_M2M_SUSPENDED, &fimc->state)) - fimc_m2m_job_finish(ctx, VB2_BUF_STATE_ERROR); - + fimc_m2m_job_finish(fimc->m2m.ctx, + VB2_BUF_STATE_ERROR); return 0; } diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c b/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c index ac9663ce2a49..f0af0754a7b4 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c @@ -128,10 +128,10 @@ static const u32 src_pixfmt_map[8][3] = { void flite_hw_set_source_format(struct fimc_lite *dev, struct flite_frame *f) { enum v4l2_mbus_pixelcode pixelcode = dev->fmt->mbus_code; - int i = ARRAY_SIZE(src_pixfmt_map); + unsigned int i = ARRAY_SIZE(src_pixfmt_map); u32 cfg; - while (--i >= 0) { + while (i-- >= 0) { if (src_pixfmt_map[i][0] == pixelcode) break; } @@ -224,9 +224,9 @@ static void flite_hw_set_out_order(struct fimc_lite *dev, struct flite_frame *f) { V4L2_MBUS_FMT_VYUY8_2X8, FLITE_REG_CIODMAFMT_CRYCBY }, }; u32 cfg = readl(dev->regs + FLITE_REG_CIODMAFMT); - int i = ARRAY_SIZE(pixcode); + unsigned int i = ARRAY_SIZE(pixcode); - while (--i >= 0) + while (i-- >= 0) if (pixcode[i][0] == dev->fmt->mbus_code) break; cfg &= ~FLITE_REG_CIODMAFMT_YCBCR_ORDER_MASK; diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c b/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c index bbc35de7db27..bfc4206935c8 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c @@ -1408,7 +1408,6 @@ static const struct v4l2_ctrl_config fimc_lite_ctrl = { .id = V4L2_CTRL_CLASS_USER | 0x1001, .type = V4L2_CTRL_TYPE_BOOLEAN, .name = "Test Pattern 640x480", - .step = 1, }; static int fimc_lite_create_capture_subdev(struct fimc_lite *fimc) diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c b/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c index cd38d708ab58..a17fcb2d5d41 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c @@ -827,7 +827,7 @@ static int fimc_md_link_notify(struct media_pad *source, struct fimc_pipeline *pipeline; struct v4l2_subdev *sd; struct mutex *lock; - int i, ret = 0; + int ret = 0; int ref_count; if (media_entity_type(sink->entity) != MEDIA_ENT_T_V4L2_SUBDEV) @@ -854,28 +854,29 @@ static int fimc_md_link_notify(struct media_pad *source, return 0; } - mutex_lock(lock); - ref_count = fimc ? fimc->vid_cap.refcnt : fimc_lite->ref_count; - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - if (ref_count > 0) { - ret = __fimc_pipeline_close(pipeline); - if (!ret && fimc) - fimc_ctrls_delete(fimc->vid_cap.ctx); - } + int i; + mutex_lock(lock); + ret = __fimc_pipeline_close(pipeline); for (i = 0; i < IDX_MAX; i++) pipeline->subdevs[i] = NULL; - } else if (ref_count > 0) { - /* - * Link activation. Enable power of pipeline elements only if - * the pipeline is already in use, i.e. its video node is open. - * Recreate the controls destroyed during the link deactivation. - */ - ret = __fimc_pipeline_open(pipeline, - source->entity, true); - if (!ret && fimc) - ret = fimc_capture_ctrls_create(fimc); + if (fimc) + fimc_ctrls_delete(fimc->vid_cap.ctx); + mutex_unlock(lock); + return ret; } + /* + * Link activation. Enable power of pipeline elements only if the + * pipeline is already in use, i.e. its video node is opened. + * Recreate the controls destroyed during the link deactivation. + */ + mutex_lock(lock); + + ref_count = fimc ? fimc->vid_cap.refcnt : fimc_lite->ref_count; + if (ref_count > 0) + ret = __fimc_pipeline_open(pipeline, source->entity, true); + if (!ret && fimc) + ret = fimc_capture_ctrls_create(fimc); mutex_unlock(lock); return ret ? -EPIPE : ret; diff --git a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c index 1cb6d57987c6..e84703c314ce 100644 --- a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -276,7 +276,7 @@ static void s5p_mfc_handle_frame_new(struct s5p_mfc_ctx *ctx, unsigned int err) unsigned int frame_type; dspl_y_addr = s5p_mfc_hw_call(dev->mfc_ops, get_dspl_y_adr, dev); - frame_type = s5p_mfc_hw_call(dev->mfc_ops, get_disp_frame_type, ctx); + frame_type = s5p_mfc_hw_call(dev->mfc_ops, get_dec_frame_type, dev); /* If frame is same as previous then skip and do not dequeue */ if (frame_type == S5P_FIMV_DECODE_FRAME_SKIPPED) { diff --git a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c index 4f6b553c4b2d..2356fd52a169 100644 --- a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c +++ b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c @@ -232,7 +232,6 @@ static struct mfc_control controls[] = { .minimum = 0, .maximum = 1, .default_value = 0, - .step = 1, .menu_skip_mask = 0, }, { diff --git a/trunk/drivers/media/radio/radio-ma901.c b/trunk/drivers/media/radio/radio-ma901.c index 348dafc0318a..c61f590029ad 100644 --- a/trunk/drivers/media/radio/radio-ma901.c +++ b/trunk/drivers/media/radio/radio-ma901.c @@ -347,20 +347,9 @@ static void usb_ma901radio_release(struct v4l2_device *v4l2_dev) static int usb_ma901radio_probe(struct usb_interface *intf, const struct usb_device_id *id) { - struct usb_device *dev = interface_to_usbdev(intf); struct ma901radio_device *radio; int retval = 0; - /* Masterkit MA901 usb radio has the same USB ID as many others - * Atmel V-USB devices. Let's make additional checks to be sure - * that this is our device. - */ - - if (dev->product && dev->manufacturer && - (strncmp(dev->product, "MA901", 5) != 0 - || strncmp(dev->manufacturer, "www.masterkit.ru", 16) != 0)) - return -ENODEV; - radio = kzalloc(sizeof(struct ma901radio_device), GFP_KERNEL); if (!radio) { dev_err(&intf->dev, "kzalloc for ma901radio_device failed\n"); diff --git a/trunk/drivers/media/rc/Kconfig b/trunk/drivers/media/rc/Kconfig index 5a79c333d45e..19f3563c61da 100644 --- a/trunk/drivers/media/rc/Kconfig +++ b/trunk/drivers/media/rc/Kconfig @@ -291,7 +291,7 @@ config IR_TTUSBIR config IR_RX51 tristate "Nokia N900 IR transmitter diode" - depends on OMAP_DM_TIMER && ARCH_OMAP2PLUS && LIRC && !ARCH_MULTIPLATFORM + depends on OMAP_DM_TIMER && LIRC && !ARCH_MULTIPLATFORM ---help--- Say Y or M here if you want to enable support for the IR transmitter diode built in the Nokia N900 (RX51) device. diff --git a/trunk/drivers/media/v4l2-core/Makefile b/trunk/drivers/media/v4l2-core/Makefile index 768aaf62d5dc..a9d355230e8e 100644 --- a/trunk/drivers/media/v4l2-core/Makefile +++ b/trunk/drivers/media/v4l2-core/Makefile @@ -10,7 +10,7 @@ ifeq ($(CONFIG_COMPAT),y) videodev-objs += v4l2-compat-ioctl32.o endif -obj-$(CONFIG_VIDEO_V4L2) += videodev.o +obj-$(CONFIG_VIDEO_DEV) += videodev.o obj-$(CONFIG_VIDEO_V4L2_INT_DEVICE) += v4l2-int-device.o obj-$(CONFIG_VIDEO_V4L2) += v4l2-common.o diff --git a/trunk/drivers/misc/mei/hw-me.c b/trunk/drivers/misc/mei/hw-me.c index 642c6223fa6c..45ea7185c003 100644 --- a/trunk/drivers/misc/mei/hw-me.c +++ b/trunk/drivers/misc/mei/hw-me.c @@ -151,20 +151,6 @@ static void mei_me_intr_disable(struct mei_device *dev) mei_hcsr_set(hw, hcsr); } -/** - * mei_me_hw_reset_release - release device from the reset - * - * @dev: the device structure - */ -static void mei_me_hw_reset_release(struct mei_device *dev) -{ - struct mei_me_hw *hw = to_me_hw(dev); - u32 hcsr = mei_hcsr_read(hw); - - hcsr |= H_IG; - hcsr &= ~H_RST; - mei_hcsr_set(hw, hcsr); -} /** * mei_me_hw_reset - resets fw via mei csr register. * @@ -183,14 +169,18 @@ static void mei_me_hw_reset(struct mei_device *dev, bool intr_enable) if (intr_enable) hcsr |= H_IE; else - hcsr |= ~H_IE; + hcsr &= ~H_IE; + + mei_hcsr_set(hw, hcsr); + + hcsr = mei_hcsr_read(hw) | H_IG; + hcsr &= ~H_RST; mei_hcsr_set(hw, hcsr); - if (dev->dev_state == MEI_DEV_POWER_DOWN) - mei_me_hw_reset_release(dev); + hcsr = mei_hcsr_read(hw); - dev_dbg(&dev->pdev->dev, "current HCSR = 0x%08x.\n", mei_hcsr_read(hw)); + dev_dbg(&dev->pdev->dev, "current HCSR = 0x%08x.\n", hcsr); } /** @@ -476,8 +466,7 @@ irqreturn_t mei_me_irq_thread_handler(int irq, void *dev_id) mutex_unlock(&dev->device_lock); return IRQ_HANDLED; } else { - dev_dbg(&dev->pdev->dev, "Reset Completed.\n"); - mei_me_hw_reset_release(dev); + dev_dbg(&dev->pdev->dev, "FW not ready.\n"); mutex_unlock(&dev->device_lock); return IRQ_HANDLED; } diff --git a/trunk/drivers/misc/mei/init.c b/trunk/drivers/misc/mei/init.c index 356179991a2e..6ec530168afb 100644 --- a/trunk/drivers/misc/mei/init.c +++ b/trunk/drivers/misc/mei/init.c @@ -183,24 +183,6 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled) mei_cl_all_write_clear(dev); } -void mei_stop(struct mei_device *dev) -{ - dev_dbg(&dev->pdev->dev, "stopping the device.\n"); - - mutex_lock(&dev->device_lock); - - cancel_delayed_work(&dev->timer_work); - - mei_wd_stop(dev); - - dev->dev_state = MEI_DEV_POWER_DOWN; - mei_reset(dev, 0); - - mutex_unlock(&dev->device_lock); - - flush_scheduled_work(); -} - diff --git a/trunk/drivers/misc/mei/mei_dev.h b/trunk/drivers/misc/mei/mei_dev.h index 97873812e33b..cb80166161f0 100644 --- a/trunk/drivers/misc/mei/mei_dev.h +++ b/trunk/drivers/misc/mei/mei_dev.h @@ -381,7 +381,6 @@ static inline unsigned long mei_secs_to_jiffies(unsigned long sec) void mei_device_init(struct mei_device *dev); void mei_reset(struct mei_device *dev, int interrupts); int mei_hw_init(struct mei_device *dev); -void mei_stop(struct mei_device *dev); /* * MEI interrupt functions prototype diff --git a/trunk/drivers/misc/mei/pci-me.c b/trunk/drivers/misc/mei/pci-me.c index b8b5c9c3ad03..b40ec0601ab0 100644 --- a/trunk/drivers/misc/mei/pci-me.c +++ b/trunk/drivers/misc/mei/pci-me.c @@ -247,14 +247,44 @@ static void mei_remove(struct pci_dev *pdev) hw = to_me_hw(dev); + mutex_lock(&dev->device_lock); + + cancel_delayed_work(&dev->timer_work); - dev_err(&pdev->dev, "stop\n"); - mei_stop(dev); + mei_wd_stop(dev); mei_pdev = NULL; + if (dev->iamthif_cl.state == MEI_FILE_CONNECTED) { + dev->iamthif_cl.state = MEI_FILE_DISCONNECTING; + mei_cl_disconnect(&dev->iamthif_cl); + } + if (dev->wd_cl.state == MEI_FILE_CONNECTED) { + dev->wd_cl.state = MEI_FILE_DISCONNECTING; + mei_cl_disconnect(&dev->wd_cl); + } + + /* Unregistering watchdog device */ mei_watchdog_unregister(dev); + /* remove entry if already in list */ + dev_dbg(&pdev->dev, "list del iamthif and wd file list.\n"); + + if (dev->open_handle_count > 0) + dev->open_handle_count--; + mei_cl_unlink(&dev->wd_cl); + + if (dev->open_handle_count > 0) + dev->open_handle_count--; + mei_cl_unlink(&dev->iamthif_cl); + + dev->iamthif_current_cb = NULL; + dev->me_clients_num = 0; + + mutex_unlock(&dev->device_lock); + + flush_scheduled_work(); + /* disable interrupts */ mei_disable_interrupts(dev); @@ -278,20 +308,28 @@ static int mei_pci_suspend(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct mei_device *dev = pci_get_drvdata(pdev); + int err; if (!dev) return -ENODEV; + mutex_lock(&dev->device_lock); - dev_err(&pdev->dev, "suspend\n"); - - mei_stop(dev); + cancel_delayed_work(&dev->timer_work); - mei_disable_interrupts(dev); + /* Stop watchdog if exists */ + err = mei_wd_stop(dev); + /* Set new mei state */ + if (dev->dev_state == MEI_DEV_ENABLED || + dev->dev_state == MEI_DEV_RECOVERING_FROM_RESET) { + dev->dev_state = MEI_DEV_POWER_DOWN; + mei_reset(dev, 0); + } + mutex_unlock(&dev->device_lock); free_irq(pdev->irq, dev); pci_disable_msi(pdev); - return 0; + return err; } static int mei_pci_resume(struct device *device) diff --git a/trunk/drivers/misc/vmw_vmci/vmci_datagram.c b/trunk/drivers/misc/vmw_vmci/vmci_datagram.c index f3cdd904fe4d..ed5c433cd493 100644 --- a/trunk/drivers/misc/vmw_vmci/vmci_datagram.c +++ b/trunk/drivers/misc/vmw_vmci/vmci_datagram.c @@ -42,11 +42,9 @@ struct datagram_entry { struct delayed_datagram_info { struct datagram_entry *entry; + struct vmci_datagram msg; struct work_struct work; bool in_dg_host_queue; - /* msg and msg_payload must be together. */ - struct vmci_datagram msg; - u8 msg_payload[]; }; /* Number of in-flight host->host datagrams */ diff --git a/trunk/drivers/net/bonding/bond_main.c b/trunk/drivers/net/bonding/bond_main.c index 171b10f167a5..6bbd90e1123c 100644 --- a/trunk/drivers/net/bonding/bond_main.c +++ b/trunk/drivers/net/bonding/bond_main.c @@ -1976,11 +1976,12 @@ static int __bond_release_one(struct net_device *bond_dev, return -EINVAL; } - write_unlock_bh(&bond->lock); /* unregister rx_handler early so bond_handle_frame wouldn't be called * for this slave anymore. */ netdev_rx_handler_unregister(slave_dev); + write_unlock_bh(&bond->lock); + synchronize_net(); write_lock_bh(&bond->lock); if (!all && !bond->params.fail_over_mac) { @@ -4902,8 +4903,8 @@ static void __exit bonding_exit(void) bond_destroy_debugfs(); - unregister_pernet_subsys(&bond_net_ops); rtnl_link_unregister(&bond_link_ops); + unregister_pernet_subsys(&bond_net_ops); #ifdef CONFIG_NET_POLL_CONTROLLER /* diff --git a/trunk/drivers/net/bonding/bond_sysfs.c b/trunk/drivers/net/bonding/bond_sysfs.c index ea7a388f4843..1c9e09fbdff8 100644 --- a/trunk/drivers/net/bonding/bond_sysfs.c +++ b/trunk/drivers/net/bonding/bond_sysfs.c @@ -183,11 +183,6 @@ int bond_create_slave_symlinks(struct net_device *master, sprintf(linkname, "slave_%s", slave->name); ret = sysfs_create_link(&(master->dev.kobj), &(slave->dev.kobj), linkname); - - /* free the master link created earlier in case of error */ - if (ret) - sysfs_remove_link(&(slave->dev.kobj), "master"); - return ret; } @@ -527,7 +522,7 @@ static ssize_t bonding_store_arp_interval(struct device *d, goto out; } if (new_value < 0) { - pr_err("%s: Invalid arp_interval value %d not in range 0-%d; rejected.\n", + pr_err("%s: Invalid arp_interval value %d not in range 1-%d; rejected.\n", bond->dev->name, new_value, INT_MAX); ret = -EINVAL; goto out; @@ -542,15 +537,14 @@ static ssize_t bonding_store_arp_interval(struct device *d, pr_info("%s: Setting ARP monitoring interval to %d.\n", bond->dev->name, new_value); bond->params.arp_interval = new_value; - if (new_value) { - if (bond->params.miimon) { - pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n", - bond->dev->name, bond->dev->name); - bond->params.miimon = 0; - } - if (!bond->params.arp_targets[0]) - pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n", - bond->dev->name); + if (bond->params.miimon) { + pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n", + bond->dev->name, bond->dev->name); + bond->params.miimon = 0; + } + if (!bond->params.arp_targets[0]) { + pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n", + bond->dev->name); } if (bond->dev->flags & IFF_UP) { /* If the interface is up, we may need to fire off @@ -558,13 +552,10 @@ static ssize_t bonding_store_arp_interval(struct device *d, * timer will get fired off when the open function * is called. */ - if (!new_value) { - cancel_delayed_work_sync(&bond->arp_work); - } else { - cancel_delayed_work_sync(&bond->mii_work); - queue_delayed_work(bond->wq, &bond->arp_work, 0); - } + cancel_delayed_work_sync(&bond->mii_work); + queue_delayed_work(bond->wq, &bond->arp_work, 0); } + out: rtnl_unlock(); return ret; @@ -706,7 +697,7 @@ static ssize_t bonding_store_downdelay(struct device *d, } if (new_value < 0) { pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n", - bond->dev->name, new_value, 0, INT_MAX); + bond->dev->name, new_value, 1, INT_MAX); ret = -EINVAL; goto out; } else { @@ -761,8 +752,8 @@ static ssize_t bonding_store_updelay(struct device *d, goto out; } if (new_value < 0) { - pr_err("%s: Invalid up delay value %d not in range %d-%d; rejected.\n", - bond->dev->name, new_value, 0, INT_MAX); + pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n", + bond->dev->name, new_value, 1, INT_MAX); ret = -EINVAL; goto out; } else { @@ -972,37 +963,37 @@ static ssize_t bonding_store_miimon(struct device *d, } if (new_value < 0) { pr_err("%s: Invalid miimon value %d not in range %d-%d; rejected.\n", - bond->dev->name, new_value, 0, INT_MAX); + bond->dev->name, new_value, 1, INT_MAX); ret = -EINVAL; goto out; - } - pr_info("%s: Setting MII monitoring interval to %d.\n", - bond->dev->name, new_value); - bond->params.miimon = new_value; - if (bond->params.updelay) - pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n", - bond->dev->name, - bond->params.updelay * bond->params.miimon); - if (bond->params.downdelay) - pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n", - bond->dev->name, - bond->params.downdelay * bond->params.miimon); - if (new_value && bond->params.arp_interval) { - pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n", - bond->dev->name); - bond->params.arp_interval = 0; - if (bond->params.arp_validate) - bond->params.arp_validate = BOND_ARP_VALIDATE_NONE; - } - if (bond->dev->flags & IFF_UP) { - /* If the interface is up, we may need to fire off - * the MII timer. If the interface is down, the - * timer will get fired off when the open function - * is called. - */ - if (!new_value) { - cancel_delayed_work_sync(&bond->mii_work); - } else { + } else { + pr_info("%s: Setting MII monitoring interval to %d.\n", + bond->dev->name, new_value); + bond->params.miimon = new_value; + if (bond->params.updelay) + pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n", + bond->dev->name, + bond->params.updelay * bond->params.miimon); + if (bond->params.downdelay) + pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n", + bond->dev->name, + bond->params.downdelay * bond->params.miimon); + if (bond->params.arp_interval) { + pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n", + bond->dev->name); + bond->params.arp_interval = 0; + if (bond->params.arp_validate) { + bond->params.arp_validate = + BOND_ARP_VALIDATE_NONE; + } + } + + if (bond->dev->flags & IFF_UP) { + /* If the interface is up, we may need to fire off + * the MII timer. If the interface is down, the + * timer will get fired off when the open function + * is called. + */ cancel_delayed_work_sync(&bond->arp_work); queue_delayed_work(bond->wq, &bond->mii_work, 0); } diff --git a/trunk/drivers/net/can/sja1000/Kconfig b/trunk/drivers/net/can/sja1000/Kconfig index ff2ba86cd4a4..b39ca5b3ea7f 100644 --- a/trunk/drivers/net/can/sja1000/Kconfig +++ b/trunk/drivers/net/can/sja1000/Kconfig @@ -46,7 +46,6 @@ config CAN_EMS_PCI config CAN_PEAK_PCMCIA tristate "PEAK PCAN-PC Card" depends on PCMCIA - depends on HAS_IOPORT ---help--- This driver is for the PCAN-PC Card PCMCIA adapter (1 or 2 channels) from PEAK-System (http://www.peak-system.com). To compile this diff --git a/trunk/drivers/net/can/sja1000/plx_pci.c b/trunk/drivers/net/can/sja1000/plx_pci.c index 3c18d7d000ed..a042cdc260dc 100644 --- a/trunk/drivers/net/can/sja1000/plx_pci.c +++ b/trunk/drivers/net/can/sja1000/plx_pci.c @@ -348,7 +348,7 @@ static inline int plx_pci_check_sja1000(const struct sja1000_priv *priv) */ if ((priv->read_reg(priv, REG_CR) & REG_CR_BASICCAN_INITIAL_MASK) == REG_CR_BASICCAN_INITIAL && - (priv->read_reg(priv, SJA1000_REG_SR) == REG_SR_BASICCAN_INITIAL) && + (priv->read_reg(priv, REG_SR) == REG_SR_BASICCAN_INITIAL) && (priv->read_reg(priv, REG_IR) == REG_IR_BASICCAN_INITIAL)) flag = 1; @@ -360,7 +360,7 @@ static inline int plx_pci_check_sja1000(const struct sja1000_priv *priv) * See states on p. 23 of the Datasheet. */ if (priv->read_reg(priv, REG_MOD) == REG_MOD_PELICAN_INITIAL && - priv->read_reg(priv, SJA1000_REG_SR) == REG_SR_PELICAN_INITIAL && + priv->read_reg(priv, REG_SR) == REG_SR_PELICAN_INITIAL && priv->read_reg(priv, REG_IR) == REG_IR_PELICAN_INITIAL) return flag; diff --git a/trunk/drivers/net/can/sja1000/sja1000.c b/trunk/drivers/net/can/sja1000/sja1000.c index e4df307eaa90..daf4013a8fc7 100644 --- a/trunk/drivers/net/can/sja1000/sja1000.c +++ b/trunk/drivers/net/can/sja1000/sja1000.c @@ -92,7 +92,7 @@ static void sja1000_write_cmdreg(struct sja1000_priv *priv, u8 val) */ spin_lock_irqsave(&priv->cmdreg_lock, flags); priv->write_reg(priv, REG_CMR, val); - priv->read_reg(priv, SJA1000_REG_SR); + priv->read_reg(priv, REG_SR); spin_unlock_irqrestore(&priv->cmdreg_lock, flags); } @@ -502,7 +502,7 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) while ((isrc = priv->read_reg(priv, REG_IR)) && (n < SJA1000_MAX_IRQ)) { n++; - status = priv->read_reg(priv, SJA1000_REG_SR); + status = priv->read_reg(priv, REG_SR); /* check for absent controller due to hw unplug */ if (status == 0xFF && sja1000_is_absent(priv)) return IRQ_NONE; @@ -530,7 +530,7 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) /* receive interrupt */ while (status & SR_RBS) { sja1000_rx(dev); - status = priv->read_reg(priv, SJA1000_REG_SR); + status = priv->read_reg(priv, REG_SR); /* check for absent controller */ if (status == 0xFF && sja1000_is_absent(priv)) return IRQ_NONE; diff --git a/trunk/drivers/net/can/sja1000/sja1000.h b/trunk/drivers/net/can/sja1000/sja1000.h index aa48e053da27..afa99847a510 100644 --- a/trunk/drivers/net/can/sja1000/sja1000.h +++ b/trunk/drivers/net/can/sja1000/sja1000.h @@ -56,7 +56,7 @@ /* SJA1000 registers - manual section 6.4 (Pelican Mode) */ #define REG_MOD 0x00 #define REG_CMR 0x01 -#define SJA1000_REG_SR 0x02 +#define REG_SR 0x02 #define REG_IR 0x03 #define REG_IER 0x04 #define REG_ALC 0x0B diff --git a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h index b5fd934585e9..829b5ad71d0d 100644 --- a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h +++ b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h @@ -186,7 +186,7 @@ struct atl1e_tpd_desc { /* how about 0x2000 */ #define MAX_TX_BUF_LEN 0x2000 #define MAX_TX_BUF_SHIFT 13 -#define MAX_TSO_SEG_SIZE 0x3c00 +/*#define MAX_TX_BUF_LEN 0x3000 */ /* rrs word 1 bit 0:31 */ #define RRS_RX_CSUM_MASK 0xFFFF @@ -438,6 +438,7 @@ struct atl1e_adapter { struct atl1e_hw hw; struct atl1e_hw_stats hw_stats; + bool have_msi; u32 wol; u16 link_speed; u16 link_duplex; diff --git a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index ac25f05ff68f..92f4734f860d 100644 --- a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -1849,19 +1849,34 @@ static void atl1e_free_irq(struct atl1e_adapter *adapter) struct net_device *netdev = adapter->netdev; free_irq(adapter->pdev->irq, netdev); + + if (adapter->have_msi) + pci_disable_msi(adapter->pdev); } static int atl1e_request_irq(struct atl1e_adapter *adapter) { struct pci_dev *pdev = adapter->pdev; struct net_device *netdev = adapter->netdev; + int flags = 0; int err = 0; - err = request_irq(pdev->irq, atl1e_intr, IRQF_SHARED, netdev->name, - netdev); + adapter->have_msi = true; + err = pci_enable_msi(pdev); + if (err) { + netdev_dbg(netdev, + "Unable to allocate MSI interrupt Error: %d\n", err); + adapter->have_msi = false; + } + + if (!adapter->have_msi) + flags |= IRQF_SHARED; + err = request_irq(pdev->irq, atl1e_intr, flags, netdev->name, netdev); if (err) { netdev_dbg(adapter->netdev, "Unable to allocate interrupt Error: %d\n", err); + if (adapter->have_msi) + pci_disable_msi(pdev); return err; } netdev_dbg(netdev, "atl1e_request_irq OK\n"); @@ -2329,7 +2344,6 @@ static int atl1e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_WORK(&adapter->reset_task, atl1e_reset_task); INIT_WORK(&adapter->link_chg_task, atl1e_link_chg_task); - netif_set_gso_max_size(netdev, MAX_TSO_SEG_SIZE); err = register_netdev(netdev); if (err) { netdev_err(netdev, "register netdevice failed\n"); diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c index 91ecd6a00d05..568205436a15 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c @@ -2139,12 +2139,12 @@ static u8 bnx2x_dcbnl_get_cap(struct net_device *netdev, int capid, u8 *cap) break; default: BNX2X_ERR("Non valid capability ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = 1; + rval = -EINVAL; } DP(BNX2X_MSG_DCB, "capid %d:%x\n", capid, *cap); @@ -2170,12 +2170,12 @@ static int bnx2x_dcbnl_get_numtcs(struct net_device *netdev, int tcid, u8 *num) break; default: BNX2X_ERR("Non valid TC-ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = 1; + rval = -EINVAL; } return rval; @@ -2188,7 +2188,7 @@ static int bnx2x_dcbnl_set_numtcs(struct net_device *netdev, int tcid, u8 num) return -EINVAL; } -static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev) +static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev) { struct bnx2x *bp = netdev_priv(netdev); DP(BNX2X_MSG_DCB, "state = %d\n", bp->dcbx_local_feat.pfc.enabled); @@ -2390,12 +2390,12 @@ static u8 bnx2x_dcbnl_get_featcfg(struct net_device *netdev, int featid, break; default: BNX2X_ERR("Non valid featrue-ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = 1; + rval = -EINVAL; } return rval; @@ -2431,12 +2431,12 @@ static u8 bnx2x_dcbnl_set_featcfg(struct net_device *netdev, int featid, break; default: BNX2X_ERR("Non valid featrue-ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "dcbnl call not valid\n"); - rval = 1; + rval = -EINVAL; } return rval; diff --git a/trunk/drivers/net/ethernet/broadcom/tg3.c b/trunk/drivers/net/ethernet/broadcom/tg3.c index 17a972734ba7..67d2663b3974 100644 --- a/trunk/drivers/net/ethernet/broadcom/tg3.c +++ b/trunk/drivers/net/ethernet/broadcom/tg3.c @@ -14604,11 +14604,8 @@ static void tg3_read_vpd(struct tg3 *tp) if (j + len > block_end) goto partno; - if (len >= sizeof(tp->fw_ver)) - len = sizeof(tp->fw_ver) - 1; - memset(tp->fw_ver, 0, sizeof(tp->fw_ver)); - snprintf(tp->fw_ver, sizeof(tp->fw_ver), "%.*s bc ", len, - &vpd_data[j]); + memcpy(tp->fw_ver, &vpd_data[j], len); + strncat(tp->fw_ver, " bc ", vpdlen - len - 1); } partno: diff --git a/trunk/drivers/net/ethernet/calxeda/xgmac.c b/trunk/drivers/net/ethernet/calxeda/xgmac.c index b0ebc9f6d55e..a170065b5973 100644 --- a/trunk/drivers/net/ethernet/calxeda/xgmac.c +++ b/trunk/drivers/net/ethernet/calxeda/xgmac.c @@ -163,7 +163,6 @@ #define XGMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */ /* XGMAC_INT_STAT reg */ -#define XGMAC_INT_STAT_PMTIM 0x00800000 /* PMT Interrupt Mask */ #define XGMAC_INT_STAT_PMT 0x0080 /* PMT Interrupt Status */ #define XGMAC_INT_STAT_LPI 0x0040 /* LPI Interrupt Status */ @@ -961,9 +960,6 @@ static int xgmac_hw_init(struct net_device *dev) writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_STATUS); writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_INTR_ENA); - /* Mask power mgt interrupt */ - writel(XGMAC_INT_STAT_PMTIM, ioaddr + XGMAC_INT_STAT); - /* XGMAC requires AXI bus init. This is a 'magic number' for now */ writel(0x0077000E, ioaddr + XGMAC_DMA_AXI_BUS); @@ -1145,9 +1141,6 @@ static int xgmac_rx(struct xgmac_priv *priv, int limit) struct sk_buff *skb; int frame_len; - if (!dma_ring_cnt(priv->rx_head, priv->rx_tail, DMA_RX_RING_SZ)) - break; - entry = priv->rx_tail; p = priv->dma_rx + entry; if (desc_get_owner(p)) @@ -1832,7 +1825,7 @@ static void xgmac_pmt(void __iomem *ioaddr, unsigned long mode) unsigned int pmt = 0; if (mode & WAKE_MAGIC) - pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT_EN; + pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT; if (mode & WAKE_UCAST) pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_GLBL_UNICAST; diff --git a/trunk/drivers/net/ethernet/davicom/dm9000.c b/trunk/drivers/net/ethernet/davicom/dm9000.c index 9eada8e86078..8cdf02503d13 100644 --- a/trunk/drivers/net/ethernet/davicom/dm9000.c +++ b/trunk/drivers/net/ethernet/davicom/dm9000.c @@ -257,107 +257,6 @@ static void dm9000_dumpblk_32bit(void __iomem *reg, int count) tmp = readl(reg); } -/* - * Sleep, either by using msleep() or if we are suspending, then - * use mdelay() to sleep. - */ -static void dm9000_msleep(board_info_t *db, unsigned int ms) -{ - if (db->in_suspend) - mdelay(ms); - else - msleep(ms); -} - -/* Read a word from phyxcer */ -static int -dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) -{ - board_info_t *db = netdev_priv(dev); - unsigned long flags; - unsigned int reg_save; - int ret; - - mutex_lock(&db->addr_lock); - - spin_lock_irqsave(&db->lock, flags); - - /* Save previous register address */ - reg_save = readb(db->io_addr); - - /* Fill the phyxcer register into REG_0C */ - iow(db, DM9000_EPAR, DM9000_PHY | reg); - - /* Issue phyxcer read command */ - iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS); - - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock, flags); - - dm9000_msleep(db, 1); /* Wait read complete */ - - spin_lock_irqsave(&db->lock, flags); - reg_save = readb(db->io_addr); - - iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */ - - /* The read data keeps on REG_0D & REG_0E */ - ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); - - /* restore the previous address */ - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock, flags); - - mutex_unlock(&db->addr_lock); - - dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret); - return ret; -} - -/* Write a word to phyxcer */ -static void -dm9000_phy_write(struct net_device *dev, - int phyaddr_unused, int reg, int value) -{ - board_info_t *db = netdev_priv(dev); - unsigned long flags; - unsigned long reg_save; - - dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value); - mutex_lock(&db->addr_lock); - - spin_lock_irqsave(&db->lock, flags); - - /* Save previous register address */ - reg_save = readb(db->io_addr); - - /* Fill the phyxcer register into REG_0C */ - iow(db, DM9000_EPAR, DM9000_PHY | reg); - - /* Fill the written data into REG_0D & REG_0E */ - iow(db, DM9000_EPDRL, value); - iow(db, DM9000_EPDRH, value >> 8); - - /* Issue phyxcer write command */ - iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW); - - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock, flags); - - dm9000_msleep(db, 1); /* Wait write complete */ - - spin_lock_irqsave(&db->lock, flags); - reg_save = readb(db->io_addr); - - iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ - - /* restore the previous address */ - writeb(reg_save, db->io_addr); - - spin_unlock_irqrestore(&db->lock, flags); - mutex_unlock(&db->addr_lock); -} - /* dm9000_set_io * * select the specified set of io routines to use with the @@ -896,9 +795,6 @@ dm9000_init_dm9000(struct net_device *dev) iow(db, DM9000_GPCR, GPCR_GEP_CNTL); /* Let GPIO0 output */ - dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET); /* PHY RESET */ - dm9000_phy_write(dev, 0, MII_DM_DSPCR, DSPCR_INIT_PARAM); /* Init */ - ncr = (db->flags & DM9000_PLATF_EXT_PHY) ? NCR_EXT_PHY : 0; /* if wol is needed, then always set NCR_WAKEEN otherwise we end @@ -1305,6 +1201,109 @@ dm9000_open(struct net_device *dev) return 0; } +/* + * Sleep, either by using msleep() or if we are suspending, then + * use mdelay() to sleep. + */ +static void dm9000_msleep(board_info_t *db, unsigned int ms) +{ + if (db->in_suspend) + mdelay(ms); + else + msleep(ms); +} + +/* + * Read a word from phyxcer + */ +static int +dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) +{ + board_info_t *db = netdev_priv(dev); + unsigned long flags; + unsigned int reg_save; + int ret; + + mutex_lock(&db->addr_lock); + + spin_lock_irqsave(&db->lock,flags); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS); /* Issue phyxcer read command */ + + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock,flags); + + dm9000_msleep(db, 1); /* Wait read complete */ + + spin_lock_irqsave(&db->lock,flags); + reg_save = readb(db->io_addr); + + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */ + + /* The read data keeps on REG_0D & REG_0E */ + ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); + + /* restore the previous address */ + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock,flags); + + mutex_unlock(&db->addr_lock); + + dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret); + return ret; +} + +/* + * Write a word to phyxcer + */ +static void +dm9000_phy_write(struct net_device *dev, + int phyaddr_unused, int reg, int value) +{ + board_info_t *db = netdev_priv(dev); + unsigned long flags; + unsigned long reg_save; + + dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value); + mutex_lock(&db->addr_lock); + + spin_lock_irqsave(&db->lock,flags); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + /* Fill the written data into REG_0D & REG_0E */ + iow(db, DM9000_EPDRL, value); + iow(db, DM9000_EPDRH, value >> 8); + + iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW); /* Issue phyxcer write command */ + + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock, flags); + + dm9000_msleep(db, 1); /* Wait write complete */ + + spin_lock_irqsave(&db->lock,flags); + reg_save = readb(db->io_addr); + + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ + + /* restore the previous address */ + writeb(reg_save, db->io_addr); + + spin_unlock_irqrestore(&db->lock, flags); + mutex_unlock(&db->addr_lock); +} + static void dm9000_shutdown(struct net_device *dev) { @@ -1503,12 +1502,7 @@ dm9000_probe(struct platform_device *pdev) db->flags |= DM9000_PLATF_SIMPLE_PHY; #endif - /* Fixing bug on dm9000_probe, takeover dm9000_reset(db), - * Need 'NCR_MAC_LBK' bit to indeed stable our DM9000 fifo - * while probe stage. - */ - - iow(db, DM9000_NCR, NCR_MAC_LBK | NCR_RST); + dm9000_reset(db); /* try multiple times, DM9000 sometimes gets the read wrong */ for (i = 0; i < 8; i++) { diff --git a/trunk/drivers/net/ethernet/davicom/dm9000.h b/trunk/drivers/net/ethernet/davicom/dm9000.h index 9ce058adabab..55688bd1a3ef 100644 --- a/trunk/drivers/net/ethernet/davicom/dm9000.h +++ b/trunk/drivers/net/ethernet/davicom/dm9000.h @@ -69,9 +69,7 @@ #define NCR_WAKEEN (1<<6) #define NCR_FCOL (1<<4) #define NCR_FDX (1<<3) - -#define NCR_RESERVED (3<<1) -#define NCR_MAC_LBK (1<<1) +#define NCR_LBK (3<<1) #define NCR_RST (1<<0) #define NSR_SPEED (1<<7) @@ -169,12 +167,5 @@ #define ISR_LNKCHNG (1<<5) #define ISR_UNDERRUN (1<<4) -/* Davicom MII registers. - */ - -#define MII_DM_DSPCR 0x1b /* DSP Control Register */ - -#define DSPCR_INIT_PARAM 0xE100 /* DSP init parameter */ - #endif /* _DM9000X_H_ */ diff --git a/trunk/drivers/net/ethernet/freescale/fec.c b/trunk/drivers/net/ethernet/freescale/fec.c index f292c3aa423f..e3f39372ce25 100644 --- a/trunk/drivers/net/ethernet/freescale/fec.c +++ b/trunk/drivers/net/ethernet/freescale/fec.c @@ -345,53 +345,6 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_OK; } -/* Init RX & TX buffer descriptors - */ -static void fec_enet_bd_init(struct net_device *dev) -{ - struct fec_enet_private *fep = netdev_priv(dev); - struct bufdesc *bdp; - unsigned int i; - - /* Initialize the receive buffer descriptors. */ - bdp = fep->rx_bd_base; - for (i = 0; i < RX_RING_SIZE; i++) { - - /* Initialize the BD for every fragment in the page. */ - if (bdp->cbd_bufaddr) - bdp->cbd_sc = BD_ENET_RX_EMPTY; - else - bdp->cbd_sc = 0; - bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - } - - /* Set the last buffer to wrap */ - bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); - bdp->cbd_sc |= BD_SC_WRAP; - - fep->cur_rx = fep->rx_bd_base; - - /* ...and the same for transmit */ - bdp = fep->tx_bd_base; - fep->cur_tx = bdp; - for (i = 0; i < TX_RING_SIZE; i++) { - - /* Initialize the BD for every fragment in the page. */ - bdp->cbd_sc = 0; - if (bdp->cbd_bufaddr && fep->tx_skbuff[i]) { - dev_kfree_skb_any(fep->tx_skbuff[i]); - fep->tx_skbuff[i] = NULL; - } - bdp->cbd_bufaddr = 0; - bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - } - - /* Set the last buffer to wrap */ - bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); - bdp->cbd_sc |= BD_SC_WRAP; - fep->dirty_tx = bdp; -} - /* This function is called to start or restart the FEC during a link * change. This only happens when switching between half and full * duplex. @@ -435,8 +388,6 @@ fec_restart(struct net_device *ndev, int duplex) /* Set maximum receive buffer size. */ writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE); - fec_enet_bd_init(ndev); - /* Set receive and transmit descriptor base. */ writel(fep->bd_dma, fep->hwp + FEC_R_DES_START); if (fep->bufdesc_ex) @@ -446,6 +397,7 @@ fec_restart(struct net_device *ndev, int duplex) writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc) * RX_RING_SIZE, fep->hwp + FEC_X_DES_START); + fep->cur_rx = fep->rx_bd_base; for (i = 0; i <= TX_RING_MOD_MASK; i++) { if (fep->tx_skbuff[i]) { @@ -1380,7 +1332,7 @@ static int fec_enet_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd) static void fec_enet_free_buffers(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - unsigned int i; + int i; struct sk_buff *skb; struct bufdesc *bdp; @@ -1404,7 +1356,7 @@ static void fec_enet_free_buffers(struct net_device *ndev) static int fec_enet_alloc_buffers(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - unsigned int i; + int i; struct sk_buff *skb; struct bufdesc *bdp; @@ -1645,6 +1597,8 @@ static int fec_enet_init(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); struct bufdesc *cbd_base; + struct bufdesc *bdp; + int i; /* Allocate memory for buffer descriptors. */ cbd_base = dma_alloc_coherent(NULL, PAGE_SIZE, &fep->bd_dma, @@ -1654,7 +1608,6 @@ static int fec_enet_init(struct net_device *ndev) return -ENOMEM; } - memset(cbd_base, 0, PAGE_SIZE); spin_lock_init(&fep->hw_lock); fep->netdev = ndev; @@ -1678,6 +1631,35 @@ static int fec_enet_init(struct net_device *ndev) writel(FEC_RX_DISABLED_IMASK, fep->hwp + FEC_IMASK); netif_napi_add(ndev, &fep->napi, fec_enet_rx_napi, FEC_NAPI_WEIGHT); + /* Initialize the receive buffer descriptors. */ + bdp = fep->rx_bd_base; + for (i = 0; i < RX_RING_SIZE; i++) { + + /* Initialize the BD for every fragment in the page. */ + bdp->cbd_sc = 0; + bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); + } + + /* Set the last buffer to wrap */ + bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); + bdp->cbd_sc |= BD_SC_WRAP; + + /* ...and the same for transmit */ + bdp = fep->tx_bd_base; + fep->cur_tx = bdp; + for (i = 0; i < TX_RING_SIZE; i++) { + + /* Initialize the BD for every fragment in the page. */ + bdp->cbd_sc = 0; + bdp->cbd_bufaddr = 0; + bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); + } + + /* Set the last buffer to wrap */ + bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); + bdp->cbd_sc |= BD_SC_WRAP; + fep->dirty_tx = bdp; + fec_restart(ndev, 0); return 0; diff --git a/trunk/drivers/net/ethernet/freescale/fec_ptp.c b/trunk/drivers/net/ethernet/freescale/fec_ptp.c index 0d8df400a479..1f17ca0f2201 100644 --- a/trunk/drivers/net/ethernet/freescale/fec_ptp.c +++ b/trunk/drivers/net/ethernet/freescale/fec_ptp.c @@ -128,7 +128,6 @@ void fec_ptp_start_cyclecounter(struct net_device *ndev) spin_unlock_irqrestore(&fep->tmreg_lock, flags); } -EXPORT_SYMBOL(fec_ptp_start_cyclecounter); /** * fec_ptp_adjfreq - adjust ptp cycle frequency @@ -319,7 +318,6 @@ int fec_ptp_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd) return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ? -EFAULT : 0; } -EXPORT_SYMBOL(fec_ptp_ioctl); /** * fec_time_keep - call timecounter_read every second to avoid timer overrun @@ -385,4 +383,3 @@ void fec_ptp_init(struct net_device *ndev, struct platform_device *pdev) pr_info("registered PHC device on %s\n", ndev->name); } } -EXPORT_SYMBOL(fec_ptp_init); diff --git a/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c index ffd287196bf8..43462d596a4e 100644 --- a/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c +++ b/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c @@ -1053,10 +1053,6 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) txdr->buffer_info[i].dma = dma_map_single(&pdev->dev, skb->data, skb->len, DMA_TO_DEVICE); - if (dma_mapping_error(&pdev->dev, txdr->buffer_info[i].dma)) { - ret_val = 4; - goto err_nomem; - } tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma); tx_desc->lower.data = cpu_to_le32(skb->len); tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | @@ -1073,7 +1069,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_buffer), GFP_KERNEL); if (!rxdr->buffer_info) { - ret_val = 5; + ret_val = 4; goto err_nomem; } @@ -1081,7 +1077,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->desc = dma_alloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma, GFP_KERNEL); if (!rxdr->desc) { - ret_val = 6; + ret_val = 5; goto err_nomem; } memset(rxdr->desc, 0, rxdr->size); @@ -1105,7 +1101,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL); if (!skb) { - ret_val = 7; + ret_val = 6; goto err_nomem; } skb_reserve(skb, NET_IP_ALIGN); @@ -1114,10 +1110,6 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->buffer_info[i].dma = dma_map_single(&pdev->dev, skb->data, E1000_RXBUFFER_2048, DMA_FROM_DEVICE); - if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) { - ret_val = 8; - goto err_nomem; - } rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma); memset(skb->data, 0x00, skb->len); } diff --git a/trunk/drivers/net/ethernet/intel/e1000e/netdev.c b/trunk/drivers/net/ethernet/intel/e1000e/netdev.c index 7e615e2bf7e6..948b86ffa4f0 100644 --- a/trunk/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/trunk/drivers/net/ethernet/intel/e1000e/netdev.c @@ -848,16 +848,11 @@ static void e1000_alloc_jumbo_rx_buffers(struct e1000_ring *rx_ring, } } - if (!buffer_info->dma) { + if (!buffer_info->dma) buffer_info->dma = dma_map_page(&pdev->dev, buffer_info->page, 0, PAGE_SIZE, DMA_FROM_DEVICE); - if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { - adapter->alloc_rx_buff_failed++; - break; - } - } rx_desc = E1000_RX_DESC_EXT(*rx_ring, i); rx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma); diff --git a/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c b/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c index 12b1d8480808..b64542acfa34 100644 --- a/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c +++ b/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c @@ -1818,32 +1818,27 @@ static s32 igb_set_pcie_completion_timeout(struct e1000_hw *hw) **/ void igb_vmdq_set_anti_spoofing_pf(struct e1000_hw *hw, bool enable, int pf) { - u32 reg_val, reg_offset; + u32 dtxswc; switch (hw->mac.type) { case e1000_82576: - reg_offset = E1000_DTXSWC; - break; case e1000_i350: - reg_offset = E1000_TXSWC; + dtxswc = rd32(E1000_DTXSWC); + if (enable) { + dtxswc |= (E1000_DTXSWC_MAC_SPOOF_MASK | + E1000_DTXSWC_VLAN_SPOOF_MASK); + /* The PF can spoof - it has to in order to + * support emulation mode NICs */ + dtxswc ^= (1 << pf | 1 << (pf + MAX_NUM_VFS)); + } else { + dtxswc &= ~(E1000_DTXSWC_MAC_SPOOF_MASK | + E1000_DTXSWC_VLAN_SPOOF_MASK); + } + wr32(E1000_DTXSWC, dtxswc); break; default: - return; - } - - reg_val = rd32(reg_offset); - if (enable) { - reg_val |= (E1000_DTXSWC_MAC_SPOOF_MASK | - E1000_DTXSWC_VLAN_SPOOF_MASK); - /* The PF can spoof - it has to in order to - * support emulation mode NICs - */ - reg_val ^= (1 << pf | 1 << (pf + MAX_NUM_VFS)); - } else { - reg_val &= ~(E1000_DTXSWC_MAC_SPOOF_MASK | - E1000_DTXSWC_VLAN_SPOOF_MASK); + break; } - wr32(reg_offset, reg_val); } /** diff --git a/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c b/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c index 0478a1abe541..4623502054d5 100644 --- a/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c +++ b/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c @@ -39,7 +39,7 @@ #include #ifdef CONFIG_IGB_HWMON -static struct i2c_board_info i350_sensor_info = { +struct i2c_board_info i350_sensor_info = { I2C_BOARD_INFO("i350bb", (0Xf8 >> 1)), }; diff --git a/trunk/drivers/net/ethernet/intel/igb/igb_main.c b/trunk/drivers/net/ethernet/intel/igb/igb_main.c index 8496adfc6a68..4dbd62968c7a 100644 --- a/trunk/drivers/net/ethernet/intel/igb/igb_main.c +++ b/trunk/drivers/net/ethernet/intel/igb/igb_main.c @@ -2542,8 +2542,8 @@ static void igb_probe_vfs(struct igb_adapter *adapter) if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211)) return; - pci_sriov_set_totalvfs(pdev, 7); igb_enable_sriov(pdev, max_vfs); + pci_sriov_set_totalvfs(pdev, 7); #endif /* CONFIG_PCI_IOV */ } @@ -2652,7 +2652,7 @@ static int igb_sw_init(struct igb_adapter *adapter) if (max_vfs > 7) { dev_warn(&pdev->dev, "Maximum of 7 VFs per PF, using max\n"); - max_vfs = adapter->vfs_allocated_count = 7; + adapter->vfs_allocated_count = 7; } else adapter->vfs_allocated_count = max_vfs; if (adapter->vfs_allocated_count) diff --git a/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c b/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c index 0a237507ee85..0987822359f0 100644 --- a/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -740,7 +740,7 @@ void igb_ptp_init(struct igb_adapter *adapter) case e1000_82576: snprintf(adapter->ptp_caps.name, 16, "%pm", netdev->dev_addr); adapter->ptp_caps.owner = THIS_MODULE; - adapter->ptp_caps.max_adj = 999999881; + adapter->ptp_caps.max_adj = 1000000000; adapter->ptp_caps.n_ext_ts = 0; adapter->ptp_caps.pps = 0; adapter->ptp_caps.adjfreq = igb_ptp_adjfreq_82576; diff --git a/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c index b5f94abe3cff..ea4808373435 100644 --- a/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -2159,10 +2159,6 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter, int cleaned_count) skb->data, adapter->rx_buffer_len, DMA_FROM_DEVICE); - if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { - adapter->alloc_rx_buff_failed++; - break; - } rx_desc = IXGB_RX_DESC(*rx_ring, i); rx_desc->buff_addr = cpu_to_le64(buffer_info->dma); @@ -2172,8 +2168,7 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter, int cleaned_count) rx_desc->status = 0; - if (++i == rx_ring->count) - i = 0; + if (++i == rx_ring->count) i = 0; buffer_info = &rx_ring->buffer_info[i]; } diff --git a/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 79f4a26ea6cc..db5611ae407e 100644 --- a/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -7922,19 +7922,12 @@ static int __init ixgbe_init_module(void) ixgbe_dbg_init(); #endif /* CONFIG_DEBUG_FS */ - ret = pci_register_driver(&ixgbe_driver); - if (ret) { -#ifdef CONFIG_DEBUG_FS - ixgbe_dbg_exit(); -#endif /* CONFIG_DEBUG_FS */ - return ret; - } - #ifdef CONFIG_IXGBE_DCA dca_register_notify(&dca_notifier); #endif - return 0; + ret = pci_register_driver(&ixgbe_driver); + return ret; } module_init(ixgbe_init_module); diff --git a/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 2b6cb5ca48ee..c3db6cd69b68 100644 --- a/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -944,17 +944,9 @@ static int ixgbevf_request_msix_irqs(struct ixgbevf_adapter *adapter) free_irq(adapter->msix_entries[vector].vector, adapter->q_vector[vector]); } - /* This failure is non-recoverable - it indicates the system is - * out of MSIX vector resources and the VF driver cannot run - * without them. Set the number of msix vectors to zero - * indicating that not enough can be allocated. The error - * will be returned to the user indicating device open failed. - * Any further attempts to force the driver to open will also - * fail. The only way to recover is to unload the driver and - * reload it again. If the system has recovered some MSIX - * vectors then it may succeed. - */ - adapter->num_msix_vectors = 0; + pci_disable_msix(adapter->pdev); + kfree(adapter->msix_entries); + adapter->msix_entries = NULL; return err; } @@ -2580,15 +2572,6 @@ static int ixgbevf_open(struct net_device *netdev) struct ixgbe_hw *hw = &adapter->hw; int err; - /* A previous failure to open the device because of a lack of - * available MSIX vector resources may have reset the number - * of msix vectors variable to zero. The only way to recover - * is to unload/reload the driver and hope that the system has - * been able to recover some MSIX vector resources. - */ - if (!adapter->num_msix_vectors) - return -ENOMEM; - /* disallow open during test */ if (test_bit(__IXGBEVF_TESTING, &adapter->state)) return -EBUSY; @@ -2645,6 +2628,7 @@ static int ixgbevf_open(struct net_device *netdev) err_req_irq: ixgbevf_down(adapter); + ixgbevf_free_irq(adapter); err_setup_rx: ixgbevf_free_all_rx_resources(adapter); err_setup_tx: diff --git a/trunk/drivers/net/ethernet/lantiq_etop.c b/trunk/drivers/net/ethernet/lantiq_etop.c index bfdb06860397..6a2127489af7 100644 --- a/trunk/drivers/net/ethernet/lantiq_etop.c +++ b/trunk/drivers/net/ethernet/lantiq_etop.c @@ -769,7 +769,7 @@ ltq_etop_probe(struct platform_device *pdev) return 0; err_free: - free_netdev(dev); + kfree(dev); err_out: return err; } diff --git a/trunk/drivers/net/ethernet/marvell/sky2.c b/trunk/drivers/net/ethernet/marvell/sky2.c index 6a0e671fcecd..fc07ca35721b 100644 --- a/trunk/drivers/net/ethernet/marvell/sky2.c +++ b/trunk/drivers/net/ethernet/marvell/sky2.c @@ -1067,7 +1067,7 @@ static void sky2_ramset(struct sky2_hw *hw, u16 q, u32 start, u32 space) sky2_write32(hw, RB_ADDR(q, RB_RX_UTHP), tp); sky2_write32(hw, RB_ADDR(q, RB_RX_LTHP), space/2); - tp = space - 8192/8; + tp = space - 2048/8; sky2_write32(hw, RB_ADDR(q, RB_RX_UTPP), tp); sky2_write32(hw, RB_ADDR(q, RB_RX_LTPP), space/4); } else { diff --git a/trunk/drivers/net/ethernet/marvell/sky2.h b/trunk/drivers/net/ethernet/marvell/sky2.h index ec6dcd80152b..615ac63ea860 100644 --- a/trunk/drivers/net/ethernet/marvell/sky2.h +++ b/trunk/drivers/net/ethernet/marvell/sky2.h @@ -2074,7 +2074,7 @@ enum { GM_IS_RX_FF_OR = 1<<1, /* Receive FIFO Overrun */ GM_IS_RX_COMPL = 1<<0, /* Frame Reception Complete */ -#define GMAC_DEF_MSK (GM_IS_TX_FF_UR | GM_IS_RX_FF_OR) +#define GMAC_DEF_MSK GM_IS_TX_FF_UR }; /* GMAC_LINK_CTRL 16 bit GMAC Link Control Reg (YUKON only) */ diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 30d78f806dc3..995d4b6d5c1e 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -411,8 +411,8 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) static void mlx4_en_u64_to_mac(unsigned char dst_mac[ETH_ALEN + 2], u64 src_mac) { - int i; - for (i = ETH_ALEN - 1; i >= 0; --i) { + unsigned int i; + for (i = ETH_ALEN - 1; i; --i) { dst_mac[i] = src_mac & 0xff; src_mac >>= 8; } @@ -1637,17 +1637,6 @@ void mlx4_en_stop_port(struct net_device *dev, int detach) /* Flush multicast filter */ mlx4_SET_MCAST_FLTR(mdev->dev, priv->port, 0, 1, MLX4_MCAST_CONFIG); - /* Remove flow steering rules for the port*/ - if (mdev->dev->caps.steering_mode == - MLX4_STEERING_MODE_DEVICE_MANAGED) { - ASSERT_RTNL(); - list_for_each_entry_safe(flow, tmp_flow, - &priv->ethtool_list, list) { - mlx4_flow_detach(mdev->dev, flow->id); - list_del(&flow->list); - } - } - mlx4_en_destroy_drop_qp(priv); /* Free TX Rings */ @@ -1668,6 +1657,17 @@ void mlx4_en_stop_port(struct net_device *dev, int detach) if (!(mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAGS2_REASSIGN_MAC_EN)) mdev->mac_removed[priv->port] = 1; + /* Remove flow steering rules for the port*/ + if (mdev->dev->caps.steering_mode == + MLX4_STEERING_MODE_DEVICE_MANAGED) { + ASSERT_RTNL(); + list_for_each_entry_safe(flow, tmp_flow, + &priv->ethtool_list, list) { + mlx4_flow_detach(mdev->dev, flow->id); + list_del(&flow->list); + } + } + /* Free RX Rings */ for (i = 0; i < priv->rx_ring_num; i++) { mlx4_en_deactivate_rx_ring(priv, &priv->rx_ring[i]); diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c b/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c index 8e3123a1df88..251ae2f93116 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -771,7 +771,7 @@ int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_slave_event_eq_info *event_eq = priv->mfunc.master.slave_state[slave].event_eq; u32 in_modifier = vhcr->in_modifier; - u32 eqn = in_modifier & 0x3FF; + u32 eqn = in_modifier & 0x1FF; u64 in_param = vhcr->in_param; int err = 0; int i; diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 1391b52f443a..2995687f1aee 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -99,7 +99,6 @@ struct res_qp { struct list_head mcg_list; spinlock_t mcg_spl; int local_qpn; - atomic_t ref_count; }; enum res_mtt_states { @@ -198,7 +197,6 @@ enum res_fs_rule_states { struct res_fs_rule { struct res_common com; - int qpn; }; static void *res_tracker_lookup(struct rb_root *root, u64 res_id) @@ -357,7 +355,7 @@ static int mpt_mask(struct mlx4_dev *dev) return dev->caps.num_mpts - 1; } -static void *find_res(struct mlx4_dev *dev, u64 res_id, +static void *find_res(struct mlx4_dev *dev, int res_id, enum mlx4_resource type) { struct mlx4_priv *priv = mlx4_priv(dev); @@ -449,7 +447,6 @@ static struct res_common *alloc_qp_tr(int id) ret->local_qpn = id; INIT_LIST_HEAD(&ret->mcg_list); spin_lock_init(&ret->mcg_spl); - atomic_set(&ret->ref_count, 0); return &ret->com; } @@ -557,7 +554,7 @@ static struct res_common *alloc_xrcdn_tr(int id) return &ret->com; } -static struct res_common *alloc_fs_rule_tr(u64 id, int qpn) +static struct res_common *alloc_fs_rule_tr(u64 id) { struct res_fs_rule *ret; @@ -567,7 +564,7 @@ static struct res_common *alloc_fs_rule_tr(u64 id, int qpn) ret->com.res_id = id; ret->com.state = RES_FS_RULE_ALLOCATED; - ret->qpn = qpn; + return &ret->com; } @@ -605,7 +602,7 @@ static struct res_common *alloc_tr(u64 id, enum mlx4_resource type, int slave, ret = alloc_xrcdn_tr(id); break; case RES_FS_RULE: - ret = alloc_fs_rule_tr(id, extra); + ret = alloc_fs_rule_tr(id); break; default: return NULL; @@ -674,14 +671,10 @@ static int add_res_range(struct mlx4_dev *dev, int slave, u64 base, int count, static int remove_qp_ok(struct res_qp *res) { - if (res->com.state == RES_QP_BUSY || atomic_read(&res->ref_count) || - !list_empty(&res->mcg_list)) { - pr_err("resource tracker: fail to remove qp, state %d, ref_count %d\n", - res->com.state, atomic_read(&res->ref_count)); + if (res->com.state == RES_QP_BUSY) return -EBUSY; - } else if (res->com.state != RES_QP_RESERVED) { + else if (res->com.state != RES_QP_RESERVED) return -EPERM; - } return 0; } @@ -3131,7 +3124,6 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, struct list_head *rlist = &tracker->slave_list[slave].res_list[RES_MAC]; int err; int qpn; - struct res_qp *rqp; struct mlx4_net_trans_rule_hw_ctrl *ctrl; struct _rule_hw *rule_header; int header_id; @@ -3142,7 +3134,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf; qpn = be32_to_cpu(ctrl->qpn) & 0xffffff; - err = get_res(dev, slave, qpn, RES_QP, &rqp); + err = get_res(dev, slave, qpn, RES_QP, NULL); if (err) { pr_err("Steering rule with qpn 0x%x rejected.\n", qpn); return err; @@ -3183,16 +3175,14 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, if (err) goto err_put; - err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, qpn); + err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, 0); if (err) { mlx4_err(dev, "Fail to add flow steering resources.\n "); /* detach rule*/ mlx4_cmd(dev, vhcr->out_param, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); - goto err_put; } - atomic_inc(&rqp->ref_count); err_put: put_res(dev, slave, qpn, RES_QP); return err; @@ -3205,35 +3195,20 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_cmd_info *cmd) { int err; - struct res_qp *rqp; - struct res_fs_rule *rrule; if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) return -EOPNOTSUPP; - err = get_res(dev, slave, vhcr->in_param, RES_FS_RULE, &rrule); - if (err) - return err; - /* Release the rule form busy state before removal */ - put_res(dev, slave, vhcr->in_param, RES_FS_RULE); - err = get_res(dev, slave, rrule->qpn, RES_QP, &rqp); - if (err) - return err; - err = rem_res_range(dev, slave, vhcr->in_param, 1, RES_FS_RULE, 0); if (err) { mlx4_err(dev, "Fail to remove flow steering resources.\n "); - goto out; + return err; } err = mlx4_cmd(dev, vhcr->in_param, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); - if (!err) - atomic_dec(&rqp->ref_count); -out: - put_res(dev, slave, rrule->qpn, RES_QP); return err; } @@ -3831,7 +3806,6 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) mutex_lock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); /*VLAN*/ rem_slave_macs(dev, slave); - rem_slave_fs_rule(dev, slave); rem_slave_qps(dev, slave); rem_slave_srqs(dev, slave); rem_slave_cqs(dev, slave); @@ -3840,5 +3814,6 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) rem_slave_mtts(dev, slave); rem_slave_counters(dev, slave); rem_slave_xrcdns(dev, slave); + rem_slave_fs_rule(dev, slave); mutex_unlock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); } diff --git a/trunk/drivers/net/ethernet/micrel/ks8851.c b/trunk/drivers/net/ethernet/micrel/ks8851.c index 8fb481252e2c..33bcb63d56a2 100644 --- a/trunk/drivers/net/ethernet/micrel/ks8851.c +++ b/trunk/drivers/net/ethernet/micrel/ks8851.c @@ -528,7 +528,7 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) for (; rxfc != 0; rxfc--) { rxh = ks8851_rdreg32(ks, KS_RXFHSR); rxstat = rxh & 0xffff; - rxlen = (rxh >> 16) & 0xfff; + rxlen = rxh >> 16; netif_dbg(ks, rx_status, ks->netdev, "rx: stat 0x%04x, len 0x%04x\n", rxstat, rxlen); diff --git a/trunk/drivers/net/ethernet/nxp/lpc_eth.c b/trunk/drivers/net/ethernet/nxp/lpc_eth.c index efa29b712d5f..c4122c86f829 100644 --- a/trunk/drivers/net/ethernet/nxp/lpc_eth.c +++ b/trunk/drivers/net/ethernet/nxp/lpc_eth.c @@ -1472,8 +1472,7 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) } platform_set_drvdata(pdev, ndev); - ret = lpc_mii_init(pldat); - if (ret) + if (lpc_mii_init(pldat) != 0) goto err_out_unregister_netdev; netdev_info(ndev, "LPC mac at 0x%08x irq %d\n", diff --git a/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 73ce7dd6b954..39ab4d09faaa 100644 --- a/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -1726,9 +1726,9 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter, skb->protocol = eth_type_trans(skb, netdev); if (tcp_ip_status & PCH_GBE_RXD_ACC_STAT_TCPIPOK) - skb->ip_summed = CHECKSUM_UNNECESSARY; - else skb->ip_summed = CHECKSUM_NONE; + else + skb->ip_summed = CHECKSUM_UNNECESSARY; napi_gro_receive(&adapter->napi, skb); (*work_done)++; diff --git a/trunk/drivers/net/ethernet/realtek/r8169.c b/trunk/drivers/net/ethernet/realtek/r8169.c index 4ecbe64a758d..28fb50a1e9c3 100644 --- a/trunk/drivers/net/ethernet/realtek/r8169.c +++ b/trunk/drivers/net/ethernet/realtek/r8169.c @@ -3818,30 +3818,6 @@ static void rtl_init_mdio_ops(struct rtl8169_private *tp) } } -static void rtl_speed_down(struct rtl8169_private *tp) -{ - u32 adv; - int lpa; - - rtl_writephy(tp, 0x1f, 0x0000); - lpa = rtl_readphy(tp, MII_LPA); - - if (lpa & (LPA_10HALF | LPA_10FULL)) - adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full; - else if (lpa & (LPA_100HALF | LPA_100FULL)) - adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | - ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full; - else - adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | - ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | - (tp->mii.supports_gmii ? - ADVERTISED_1000baseT_Half | - ADVERTISED_1000baseT_Full : 0); - - rtl8169_set_speed(tp->dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL, - adv); -} - static void rtl_wol_suspend_quirk(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; @@ -3872,7 +3848,9 @@ static bool rtl_wol_pll_power_down(struct rtl8169_private *tp) if (!(__rtl8169_get_wol(tp) & WAKE_ANY)) return false; - rtl_speed_down(tp); + rtl_writephy(tp, 0x1f, 0x0000); + rtl_writephy(tp, MII_BMCR, 0x0000); + rtl_wol_suspend_quirk(tp); return true; diff --git a/trunk/drivers/net/ethernet/renesas/sh_eth.c b/trunk/drivers/net/ethernet/renesas/sh_eth.c index 6ed333fe5c04..33e96176e4d8 100644 --- a/trunk/drivers/net/ethernet/renesas/sh_eth.c +++ b/trunk/drivers/net/ethernet/renesas/sh_eth.c @@ -1216,7 +1216,10 @@ static void sh_eth_error(struct net_device *ndev, int intr_status) if (felic_stat & ECSR_LCHNG) { /* Link Changed */ if (mdp->cd->no_psr || mdp->no_ether_link) { - goto ignore_link; + if (mdp->link == PHY_DOWN) + link_stat = 0; + else + link_stat = PHY_ST_LINK; } else { link_stat = (sh_eth_read(ndev, PSR)); if (mdp->ether_link_active_low) @@ -1239,7 +1242,6 @@ static void sh_eth_error(struct net_device *ndev, int intr_status) } } -ignore_link: if (intr_status & EESR_TWB) { /* Write buck end. unused write back interrupt */ if (intr_status & EESR_TABT) /* Transmit Abort int */ @@ -1324,18 +1326,12 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev) struct sh_eth_private *mdp = netdev_priv(ndev); struct sh_eth_cpu_data *cd = mdp->cd; irqreturn_t ret = IRQ_NONE; - unsigned long intr_status; + u32 intr_status = 0; spin_lock(&mdp->lock); - /* Get interrupt status */ + /* Get interrpt stat */ intr_status = sh_eth_read(ndev, EESR); - /* Mask it with the interrupt mask, forcing ECI interrupt to be always - * enabled since it's the one that comes thru regardless of the mask, - * and we need to fully handle it in sh_eth_error() in order to quench - * it as it doesn't get cleared by just writing 1 to the ECI bit... - */ - intr_status &= sh_eth_read(ndev, EESIPR) | DMAC_M_ECI; /* Clear interrupt */ if (intr_status & (EESR_FRC | EESR_RMAF | EESR_RRF | EESR_RTLF | EESR_RTSF | EESR_PRE | EESR_CERF | @@ -1377,7 +1373,7 @@ static void sh_eth_adjust_link(struct net_device *ndev) struct phy_device *phydev = mdp->phydev; int new_state = 0; - if (phydev->link) { + if (phydev->link != PHY_DOWN) { if (phydev->duplex != mdp->duplex) { new_state = 1; mdp->duplex = phydev->duplex; @@ -1391,21 +1387,17 @@ static void sh_eth_adjust_link(struct net_device *ndev) if (mdp->cd->set_rate) mdp->cd->set_rate(ndev); } - if (!mdp->link) { + if (mdp->link == PHY_DOWN) { sh_eth_write(ndev, (sh_eth_read(ndev, ECMR) & ~ECMR_TXF), ECMR); new_state = 1; mdp->link = phydev->link; - if (mdp->cd->no_psr || mdp->no_ether_link) - sh_eth_rcv_snd_enable(ndev); } } else if (mdp->link) { new_state = 1; - mdp->link = 0; + mdp->link = PHY_DOWN; mdp->speed = 0; mdp->duplex = -1; - if (mdp->cd->no_psr || mdp->no_ether_link) - sh_eth_rcv_snd_disable(ndev); } if (new_state && netif_msg_link(mdp)) @@ -1422,7 +1414,7 @@ static int sh_eth_phy_init(struct net_device *ndev) snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT, mdp->mii_bus->id , mdp->phy_id); - mdp->link = 0; + mdp->link = PHY_DOWN; mdp->speed = 0; mdp->duplex = -1; @@ -2228,7 +2220,6 @@ static void sh_eth_tsu_init(struct sh_eth_private *mdp) /* MDIO bus release function */ static int sh_mdio_release(struct net_device *ndev) { - struct sh_eth_private *mdp = netdev_priv(ndev); struct mii_bus *bus = dev_get_drvdata(&ndev->dev); /* unregister mdio bus */ @@ -2243,9 +2234,6 @@ static int sh_mdio_release(struct net_device *ndev) /* free bitbang info */ free_mdio_bitbang(bus); - /* free bitbang memory */ - kfree(mdp->bitbang); - return 0; } @@ -2274,7 +2262,6 @@ static int sh_mdio_init(struct net_device *ndev, int id, bitbang->ctrl.ops = &bb_ops; /* MII controller setting */ - mdp->bitbang = bitbang; mdp->mii_bus = alloc_mdio_bitbang(&bitbang->ctrl); if (!mdp->mii_bus) { ret = -ENOMEM; @@ -2454,11 +2441,6 @@ static int sh_eth_drv_probe(struct platform_device *pdev) } mdp->tsu_addr = ioremap(rtsu->start, resource_size(rtsu)); - if (mdp->tsu_addr == NULL) { - ret = -ENOMEM; - dev_err(&pdev->dev, "TSU ioremap failed.\n"); - goto out_release; - } mdp->port = devno % 2; ndev->features = NETIF_F_HW_VLAN_FILTER; } diff --git a/trunk/drivers/net/ethernet/renesas/sh_eth.h b/trunk/drivers/net/ethernet/renesas/sh_eth.h index 828be4515008..bae84fd2e73a 100644 --- a/trunk/drivers/net/ethernet/renesas/sh_eth.h +++ b/trunk/drivers/net/ethernet/renesas/sh_eth.h @@ -705,7 +705,6 @@ struct sh_eth_private { const u16 *reg_offset; void __iomem *addr; void __iomem *tsu_addr; - struct bb_info *bitbang; u32 num_rx_ring; u32 num_tx_ring; dma_addr_t rx_desc_dma; @@ -723,7 +722,7 @@ struct sh_eth_private { u32 phy_id; /* PHY ID */ struct mii_bus *mii_bus; /* MDIO bus control */ struct phy_device *phydev; /* PHY device control */ - int link; + enum phy_state link; phy_interface_t phy_interface; int msg_enable; int speed; diff --git a/trunk/drivers/net/ethernet/ti/cpsw.c b/trunk/drivers/net/ethernet/ti/cpsw.c index 80cad06e5eb2..75c48558e6fd 100644 --- a/trunk/drivers/net/ethernet/ti/cpsw.c +++ b/trunk/drivers/net/ethernet/ti/cpsw.c @@ -436,7 +436,7 @@ void cpsw_tx_handler(void *token, int len, int status) * queue is stopped then start the queue as we have free desc for tx */ if (unlikely(netif_queue_stopped(ndev))) - netif_wake_queue(ndev); + netif_start_queue(ndev); cpts_tx_timestamp(priv->cpts, skb); priv->stats.tx_packets++; priv->stats.tx_bytes += len; @@ -1364,7 +1364,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, struct platform_device *mdio; parp = of_get_property(slave_node, "phy_id", &lenp); - if ((parp == NULL) || (lenp != (sizeof(void *) * 2))) { + if ((parp == NULL) && (lenp != (sizeof(void *) * 2))) { pr_err("Missing slave[%d] phy_id property\n", i); ret = -EINVAL; goto error_ret; diff --git a/trunk/drivers/net/ethernet/ti/davinci_emac.c b/trunk/drivers/net/ethernet/ti/davinci_emac.c index 72300bc9e378..ae1b77aa199f 100644 --- a/trunk/drivers/net/ethernet/ti/davinci_emac.c +++ b/trunk/drivers/net/ethernet/ti/davinci_emac.c @@ -1053,7 +1053,7 @@ static void emac_tx_handler(void *token, int len, int status) * queue is stopped then start the queue as we have free desc for tx */ if (unlikely(netif_queue_stopped(ndev))) - netif_wake_queue(ndev); + netif_start_queue(ndev); ndev->stats.tx_packets++; ndev->stats.tx_bytes += len; dev_kfree_skb_any(skb); diff --git a/trunk/drivers/net/usb/smsc75xx.c b/trunk/drivers/net/usb/smsc75xx.c index 1a15ec14c386..9abe51710f22 100644 --- a/trunk/drivers/net/usb/smsc75xx.c +++ b/trunk/drivers/net/usb/smsc75xx.c @@ -914,12 +914,8 @@ static int smsc75xx_set_rx_max_frame_length(struct usbnet *dev, int size) static int smsc75xx_change_mtu(struct net_device *netdev, int new_mtu) { struct usbnet *dev = netdev_priv(netdev); - int ret; - - if (new_mtu > MAX_SINGLE_PACKET_SIZE) - return -EINVAL; - ret = smsc75xx_set_rx_max_frame_length(dev, new_mtu + ETH_HLEN); + int ret = smsc75xx_set_rx_max_frame_length(dev, new_mtu); if (ret < 0) { netdev_warn(dev->net, "Failed to set mac rx frame length\n"); return ret; @@ -1328,7 +1324,7 @@ static int smsc75xx_reset(struct usbnet *dev) netif_dbg(dev, ifup, dev->net, "FCT_TX_CTL set to 0x%08x\n", buf); - ret = smsc75xx_set_rx_max_frame_length(dev, dev->net->mtu + ETH_HLEN); + ret = smsc75xx_set_rx_max_frame_length(dev, 1514); if (ret < 0) { netdev_warn(dev->net, "Failed to set max rx frame length\n"); return ret; @@ -2138,8 +2134,8 @@ static int smsc75xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb) else if (rx_cmd_a & (RX_CMD_A_LONG | RX_CMD_A_RUNT)) dev->net->stats.rx_frame_errors++; } else { - /* MAX_SINGLE_PACKET_SIZE + 4(CRC) + 2(COE) + 4(Vlan) */ - if (unlikely(size > (MAX_SINGLE_PACKET_SIZE + ETH_HLEN + 12))) { + /* ETH_FRAME_LEN + 4(CRC) + 2(COE) + 4(Vlan) */ + if (unlikely(size > (ETH_FRAME_LEN + 12))) { netif_dbg(dev, rx_err, dev->net, "size err rx_cmd_a=0x%08x\n", rx_cmd_a); diff --git a/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c index f76c3ca07a45..4cc13940c895 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -1023,7 +1023,6 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, AR_PHY_AGC_CONTROL_FLTR_CAL | AR_PHY_AGC_CONTROL_PKDET_CAL; - /* Use chip chainmask only for calibration */ ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask); if (rtt) { @@ -1151,9 +1150,6 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, ar9003_hw_rtt_disable(ah); } - /* Revert chainmask to runtime parameters */ - ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); - /* Initialize list pointers */ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; diff --git a/trunk/drivers/net/wireless/ath/ath9k/link.c b/trunk/drivers/net/wireless/ath/ath9k/link.c index 7fdac6c7b3ea..ade3afb21f91 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/link.c +++ b/trunk/drivers/net/wireless/ath/ath9k/link.c @@ -28,21 +28,21 @@ void ath_tx_complete_poll_work(struct work_struct *work) int i; bool needreset = false; - for (i = 0; i < IEEE80211_NUM_ACS; i++) { - txq = sc->tx.txq_map[i]; - - ath_txq_lock(sc, txq); - if (txq->axq_depth) { - if (txq->axq_tx_inprogress) { - needreset = true; - ath_txq_unlock(sc, txq); - break; - } else { - txq->axq_tx_inprogress = true; + for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) + if (ATH_TXQ_SETUP(sc, i)) { + txq = &sc->tx.txq[i]; + ath_txq_lock(sc, txq); + if (txq->axq_depth) { + if (txq->axq_tx_inprogress) { + needreset = true; + ath_txq_unlock(sc, txq); + break; + } else { + txq->axq_tx_inprogress = true; + } } + ath_txq_unlock_complete(sc, txq); } - ath_txq_unlock_complete(sc, txq); - } if (needreset) { ath_dbg(ath9k_hw_common(sc->sc_ah), RESET, @@ -170,8 +170,7 @@ void ath_rx_poll(unsigned long data) { struct ath_softc *sc = (struct ath_softc *)data; - if (!test_bit(SC_OP_INVALID, &sc->sc_flags)) - ieee80211_queue_work(sc->hw, &sc->hw_check_work); + ieee80211_queue_work(sc->hw, &sc->hw_check_work); } /* diff --git a/trunk/drivers/net/wireless/b43/dma.c b/trunk/drivers/net/wireless/b43/dma.c index 122146943bf2..38bc5a7997ff 100644 --- a/trunk/drivers/net/wireless/b43/dma.c +++ b/trunk/drivers/net/wireless/b43/dma.c @@ -1487,12 +1487,8 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, const struct b43_dma_ops *ops; struct b43_dmaring *ring; struct b43_dmadesc_meta *meta; - static const struct b43_txstatus fake; /* filled with 0 */ - const struct b43_txstatus *txstat; int slot, firstused; bool frame_succeed; - int skip; - static u8 err_out1, err_out2; ring = parse_cookie(dev, status->cookie, &slot); if (unlikely(!ring)) @@ -1505,36 +1501,13 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, firstused = ring->current_slot - ring->used_slots + 1; if (firstused < 0) firstused = ring->nr_slots + firstused; - - skip = 0; if (unlikely(slot != firstused)) { /* This possibly is a firmware bug and will result in - * malfunction, memory leaks and/or stall of DMA functionality. - */ - if (slot == next_slot(ring, next_slot(ring, firstused))) { - /* If a single header/data pair was missed, skip over - * the first two slots in an attempt to recover. - */ - slot = firstused; - skip = 2; - if (!err_out1) { - /* Report the error once. */ - b43dbg(dev->wl, - "Skip on DMA ring %d slot %d.\n", - ring->index, slot); - err_out1 = 1; - } - } else { - /* More than a single header/data pair were missed. - * Report this error once. - */ - if (!err_out2) - b43dbg(dev->wl, - "Out of order TX status report on DMA ring %d. Expected %d, but got %d\n", - ring->index, firstused, slot); - err_out2 = 1; - return; - } + * malfunction, memory leaks and/or stall of DMA functionality. */ + b43dbg(dev->wl, "Out of order TX status report on DMA ring %d. " + "Expected %d, but got %d\n", + ring->index, firstused, slot); + return; } ops = ring->ops; @@ -1549,13 +1522,11 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, slot, firstused, ring->index); break; } - if (meta->skb) { struct b43_private_tx_info *priv_info = - b43_get_priv_tx_info(IEEE80211_SKB_CB(meta->skb)); + b43_get_priv_tx_info(IEEE80211_SKB_CB(meta->skb)); - unmap_descbuffer(ring, meta->dmaaddr, - meta->skb->len, 1); + unmap_descbuffer(ring, meta->dmaaddr, meta->skb->len, 1); kfree(priv_info->bouncebuffer); priv_info->bouncebuffer = NULL; } else { @@ -1567,9 +1538,8 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, struct ieee80211_tx_info *info; if (unlikely(!meta->skb)) { - /* This is a scatter-gather fragment of a frame, - * so the skb pointer must not be NULL. - */ + /* This is a scatter-gather fragment of a frame, so + * the skb pointer must not be NULL. */ b43dbg(dev->wl, "TX status unexpected NULL skb " "at slot %d (first=%d) on ring %d\n", slot, firstused, ring->index); @@ -1580,18 +1550,9 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, /* * Call back to inform the ieee80211 subsystem about - * the status of the transmission. When skipping over - * a missed TX status report, use a status structure - * filled with zeros to indicate that the frame was not - * sent (frame_count 0) and not acknowledged + * the status of the transmission. */ - if (unlikely(skip)) - txstat = &fake; - else - txstat = status; - - frame_succeed = b43_fill_txstatus_report(dev, info, - txstat); + frame_succeed = b43_fill_txstatus_report(dev, info, status); #ifdef CONFIG_B43_DEBUG if (frame_succeed) ring->nr_succeed_tx_packets++; @@ -1619,14 +1580,12 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, /* Everything unmapped and free'd. So it's not used anymore. */ ring->used_slots--; - if (meta->is_last_fragment && !skip) { + if (meta->is_last_fragment) { /* This is the last scatter-gather * fragment of the frame. We are done. */ break; } slot = next_slot(ring, slot); - if (skip > 0) - --skip; } if (ring->stopped) { B43_WARN_ON(free_slots(ring) < TX_SLOTS_PER_FRAME); diff --git a/trunk/drivers/net/wireless/b43/phy_n.c b/trunk/drivers/net/wireless/b43/phy_n.c index e8486c1e091a..3c35382ee6c2 100644 --- a/trunk/drivers/net/wireless/b43/phy_n.c +++ b/trunk/drivers/net/wireless/b43/phy_n.c @@ -1564,7 +1564,7 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) u16 clip_off[2] = { 0xFFFF, 0xFFFF }; u8 vcm_final = 0; - s32 offset[4]; + s8 offset[4]; s32 results[8][4] = { }; s32 results_min[4] = { }; s32 poll_results[4] = { }; @@ -1615,7 +1615,7 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) } for (i = 0; i < 4; i += 2) { s32 curr; - s32 mind = 0x100000; + s32 mind = 40; s32 minpoll = 249; u8 minvcm = 0; if (2 * core != i) @@ -1732,7 +1732,7 @@ static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type) u8 regs_save_radio[2]; u16 regs_save_phy[2]; - s32 offset[4]; + s8 offset[4]; u8 core; u8 rail; @@ -1799,7 +1799,7 @@ static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type) } for (i = 0; i < 4; i++) { - s32 mind = 0x100000; + s32 mind = 40; u8 minvcm = 0; s32 minpoll = 249; s32 curr; diff --git a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c index 18d37645e2cd..21a824232478 100644 --- a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c +++ b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c @@ -1137,8 +1137,9 @@ wlc_lcnphy_set_rx_gain_by_distribution(struct brcms_phy *pi, gain0_15 = ((biq1 & 0xf) << 12) | ((tia & 0xf) << 8) | ((lna2 & 0x3) << 6) | - ((lna2 & - 0x3) << 4) | ((lna1 & 0x3) << 2) | ((lna1 & 0x3) << 0); + ((lna2 & 0x3) << 4) | + ((lna1 & 0x3) << 2) | + ((lna1 & 0x3) << 0); mod_phy_reg(pi, 0x4b6, (0xffff << 0), gain0_15 << 0); mod_phy_reg(pi, 0x4b7, (0xf << 0), gain16_19 << 0); @@ -1156,6 +1157,8 @@ wlc_lcnphy_set_rx_gain_by_distribution(struct brcms_phy *pi, } mod_phy_reg(pi, 0x44d, (0x1 << 0), (!trsw) << 0); + mod_phy_reg(pi, 0x4b1, (0x3 << 11), lna1 << 11); + mod_phy_reg(pi, 0x4e6, (0x3 << 3), lna1 << 3); } @@ -1328,6 +1331,43 @@ static u32 wlc_lcnphy_measure_digital_power(struct brcms_phy *pi, u16 nsamples) return (iq_est.i_pwr + iq_est.q_pwr) / nsamples; } +static bool wlc_lcnphy_rx_iq_cal_gain(struct brcms_phy *pi, u16 biq1_gain, + u16 tia_gain, u16 lna2_gain) +{ + u32 i_thresh_l, q_thresh_l; + u32 i_thresh_h, q_thresh_h; + struct lcnphy_iq_est iq_est_h, iq_est_l; + + wlc_lcnphy_set_rx_gain_by_distribution(pi, 0, 0, 0, biq1_gain, tia_gain, + lna2_gain, 0); + + wlc_lcnphy_rx_gain_override_enable(pi, true); + wlc_lcnphy_start_tx_tone(pi, 2000, (40 >> 1), 0); + udelay(500); + write_radio_reg(pi, RADIO_2064_REG112, 0); + if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_l)) + return false; + + wlc_lcnphy_start_tx_tone(pi, 2000, 40, 0); + udelay(500); + write_radio_reg(pi, RADIO_2064_REG112, 0); + if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_h)) + return false; + + i_thresh_l = (iq_est_l.i_pwr << 1); + i_thresh_h = (iq_est_l.i_pwr << 2) + iq_est_l.i_pwr; + + q_thresh_l = (iq_est_l.q_pwr << 1); + q_thresh_h = (iq_est_l.q_pwr << 2) + iq_est_l.q_pwr; + if ((iq_est_h.i_pwr > i_thresh_l) && + (iq_est_h.i_pwr < i_thresh_h) && + (iq_est_h.q_pwr > q_thresh_l) && + (iq_est_h.q_pwr < q_thresh_h)) + return true; + + return false; +} + static bool wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi, const struct lcnphy_rx_iqcomp *iqcomp, @@ -1342,8 +1382,8 @@ wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi, RFOverrideVal0_old, rfoverride2_old, rfoverride2val_old, rfoverride3_old, rfoverride3val_old, rfoverride4_old, rfoverride4val_old, afectrlovr_old, afectrlovrval_old; - int tia_gain; - u32 received_power, rx_pwr_threshold; + int tia_gain, lna2_gain, biq1_gain; + bool set_gain; u16 old_sslpnCalibClkEnCtrl, old_sslpnRxFeClkEnCtrl; u16 values_to_save[11]; s16 *ptr; @@ -1368,126 +1408,134 @@ wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi, goto cal_done; } - if (module == 1) { + WARN_ON(module != 1); + tx_pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); + wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); - tx_pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); - wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); + for (i = 0; i < 11; i++) + values_to_save[i] = + read_radio_reg(pi, rxiq_cal_rf_reg[i]); + Core1TxControl_old = read_phy_reg(pi, 0x631); + + or_phy_reg(pi, 0x631, 0x0015); + + RFOverride0_old = read_phy_reg(pi, 0x44c); + RFOverrideVal0_old = read_phy_reg(pi, 0x44d); + rfoverride2_old = read_phy_reg(pi, 0x4b0); + rfoverride2val_old = read_phy_reg(pi, 0x4b1); + rfoverride3_old = read_phy_reg(pi, 0x4f9); + rfoverride3val_old = read_phy_reg(pi, 0x4fa); + rfoverride4_old = read_phy_reg(pi, 0x938); + rfoverride4val_old = read_phy_reg(pi, 0x939); + afectrlovr_old = read_phy_reg(pi, 0x43b); + afectrlovrval_old = read_phy_reg(pi, 0x43c); + old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); + old_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db); - for (i = 0; i < 11; i++) - values_to_save[i] = - read_radio_reg(pi, rxiq_cal_rf_reg[i]); - Core1TxControl_old = read_phy_reg(pi, 0x631); - - or_phy_reg(pi, 0x631, 0x0015); - - RFOverride0_old = read_phy_reg(pi, 0x44c); - RFOverrideVal0_old = read_phy_reg(pi, 0x44d); - rfoverride2_old = read_phy_reg(pi, 0x4b0); - rfoverride2val_old = read_phy_reg(pi, 0x4b1); - rfoverride3_old = read_phy_reg(pi, 0x4f9); - rfoverride3val_old = read_phy_reg(pi, 0x4fa); - rfoverride4_old = read_phy_reg(pi, 0x938); - rfoverride4val_old = read_phy_reg(pi, 0x939); - afectrlovr_old = read_phy_reg(pi, 0x43b); - afectrlovrval_old = read_phy_reg(pi, 0x43c); - old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); - old_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db); - - tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi); - if (tx_gain_override_old) { - wlc_lcnphy_get_tx_gain(pi, &old_gains); - tx_gain_index_old = pi_lcn->lcnphy_current_index; - } + tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi); + if (tx_gain_override_old) { + wlc_lcnphy_get_tx_gain(pi, &old_gains); + tx_gain_index_old = pi_lcn->lcnphy_current_index; + } - wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_idx); + wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_idx); - mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0); - mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0); + mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0); + mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0); - mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1); - mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1); + mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1); + mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1); - write_radio_reg(pi, RADIO_2064_REG116, 0x06); - write_radio_reg(pi, RADIO_2064_REG12C, 0x07); - write_radio_reg(pi, RADIO_2064_REG06A, 0xd3); - write_radio_reg(pi, RADIO_2064_REG098, 0x03); - write_radio_reg(pi, RADIO_2064_REG00B, 0x7); - mod_radio_reg(pi, RADIO_2064_REG113, 1 << 4, 1 << 4); - write_radio_reg(pi, RADIO_2064_REG01D, 0x01); - write_radio_reg(pi, RADIO_2064_REG114, 0x01); - write_radio_reg(pi, RADIO_2064_REG02E, 0x10); - write_radio_reg(pi, RADIO_2064_REG12A, 0x08); - - mod_phy_reg(pi, 0x938, (0x1 << 0), 1 << 0); - mod_phy_reg(pi, 0x939, (0x1 << 0), 0 << 0); - mod_phy_reg(pi, 0x938, (0x1 << 1), 1 << 1); - mod_phy_reg(pi, 0x939, (0x1 << 1), 1 << 1); - mod_phy_reg(pi, 0x938, (0x1 << 2), 1 << 2); - mod_phy_reg(pi, 0x939, (0x1 << 2), 1 << 2); - mod_phy_reg(pi, 0x938, (0x1 << 3), 1 << 3); - mod_phy_reg(pi, 0x939, (0x1 << 3), 1 << 3); - mod_phy_reg(pi, 0x938, (0x1 << 5), 1 << 5); - mod_phy_reg(pi, 0x939, (0x1 << 5), 0 << 5); - - mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0); - mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0); - - wlc_lcnphy_start_tx_tone(pi, 2000, 120, 0); - write_phy_reg(pi, 0x6da, 0xffff); - or_phy_reg(pi, 0x6db, 0x3); - wlc_lcnphy_set_trsw_override(pi, tx_switch, rx_switch); - wlc_lcnphy_rx_gain_override_enable(pi, true); - - tia_gain = 8; - rx_pwr_threshold = 950; - while (tia_gain > 0) { - tia_gain -= 1; - wlc_lcnphy_set_rx_gain_by_distribution(pi, - 0, 0, 2, 2, - (u16) - tia_gain, 1, 0); - udelay(500); + write_radio_reg(pi, RADIO_2064_REG116, 0x06); + write_radio_reg(pi, RADIO_2064_REG12C, 0x07); + write_radio_reg(pi, RADIO_2064_REG06A, 0xd3); + write_radio_reg(pi, RADIO_2064_REG098, 0x03); + write_radio_reg(pi, RADIO_2064_REG00B, 0x7); + mod_radio_reg(pi, RADIO_2064_REG113, 1 << 4, 1 << 4); + write_radio_reg(pi, RADIO_2064_REG01D, 0x01); + write_radio_reg(pi, RADIO_2064_REG114, 0x01); + write_radio_reg(pi, RADIO_2064_REG02E, 0x10); + write_radio_reg(pi, RADIO_2064_REG12A, 0x08); + + mod_phy_reg(pi, 0x938, (0x1 << 0), 1 << 0); + mod_phy_reg(pi, 0x939, (0x1 << 0), 0 << 0); + mod_phy_reg(pi, 0x938, (0x1 << 1), 1 << 1); + mod_phy_reg(pi, 0x939, (0x1 << 1), 1 << 1); + mod_phy_reg(pi, 0x938, (0x1 << 2), 1 << 2); + mod_phy_reg(pi, 0x939, (0x1 << 2), 1 << 2); + mod_phy_reg(pi, 0x938, (0x1 << 3), 1 << 3); + mod_phy_reg(pi, 0x939, (0x1 << 3), 1 << 3); + mod_phy_reg(pi, 0x938, (0x1 << 5), 1 << 5); + mod_phy_reg(pi, 0x939, (0x1 << 5), 0 << 5); - received_power = - wlc_lcnphy_measure_digital_power(pi, 2000); - if (received_power < rx_pwr_threshold) - break; + mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0); + mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0); + + write_phy_reg(pi, 0x6da, 0xffff); + or_phy_reg(pi, 0x6db, 0x3); + + wlc_lcnphy_set_trsw_override(pi, tx_switch, rx_switch); + set_gain = false; + + lna2_gain = 3; + while ((lna2_gain >= 0) && !set_gain) { + tia_gain = 4; + + while ((tia_gain >= 0) && !set_gain) { + biq1_gain = 6; + + while ((biq1_gain >= 0) && !set_gain) { + set_gain = wlc_lcnphy_rx_iq_cal_gain(pi, + (u16) + biq1_gain, + (u16) + tia_gain, + (u16) + lna2_gain); + biq1_gain -= 1; + } + tia_gain -= 1; } - result = wlc_lcnphy_calc_rx_iq_comp(pi, 0xffff); + lna2_gain -= 1; + } - wlc_lcnphy_stop_tx_tone(pi); + if (set_gain) + result = wlc_lcnphy_calc_rx_iq_comp(pi, 1024); + else + result = false; - write_phy_reg(pi, 0x631, Core1TxControl_old); + wlc_lcnphy_stop_tx_tone(pi); - write_phy_reg(pi, 0x44c, RFOverrideVal0_old); - write_phy_reg(pi, 0x44d, RFOverrideVal0_old); - write_phy_reg(pi, 0x4b0, rfoverride2_old); - write_phy_reg(pi, 0x4b1, rfoverride2val_old); - write_phy_reg(pi, 0x4f9, rfoverride3_old); - write_phy_reg(pi, 0x4fa, rfoverride3val_old); - write_phy_reg(pi, 0x938, rfoverride4_old); - write_phy_reg(pi, 0x939, rfoverride4val_old); - write_phy_reg(pi, 0x43b, afectrlovr_old); - write_phy_reg(pi, 0x43c, afectrlovrval_old); - write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl); - write_phy_reg(pi, 0x6db, old_sslpnRxFeClkEnCtrl); + write_phy_reg(pi, 0x631, Core1TxControl_old); + + write_phy_reg(pi, 0x44c, RFOverrideVal0_old); + write_phy_reg(pi, 0x44d, RFOverrideVal0_old); + write_phy_reg(pi, 0x4b0, rfoverride2_old); + write_phy_reg(pi, 0x4b1, rfoverride2val_old); + write_phy_reg(pi, 0x4f9, rfoverride3_old); + write_phy_reg(pi, 0x4fa, rfoverride3val_old); + write_phy_reg(pi, 0x938, rfoverride4_old); + write_phy_reg(pi, 0x939, rfoverride4val_old); + write_phy_reg(pi, 0x43b, afectrlovr_old); + write_phy_reg(pi, 0x43c, afectrlovrval_old); + write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl); + write_phy_reg(pi, 0x6db, old_sslpnRxFeClkEnCtrl); - wlc_lcnphy_clear_trsw_override(pi); + wlc_lcnphy_clear_trsw_override(pi); - mod_phy_reg(pi, 0x44c, (0x1 << 2), 0 << 2); + mod_phy_reg(pi, 0x44c, (0x1 << 2), 0 << 2); - for (i = 0; i < 11; i++) - write_radio_reg(pi, rxiq_cal_rf_reg[i], - values_to_save[i]); + for (i = 0; i < 11; i++) + write_radio_reg(pi, rxiq_cal_rf_reg[i], + values_to_save[i]); - if (tx_gain_override_old) - wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_index_old); - else - wlc_lcnphy_disable_tx_gain_override(pi); + if (tx_gain_override_old) + wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_index_old); + else + wlc_lcnphy_disable_tx_gain_override(pi); - wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl); - wlc_lcnphy_rx_gain_override_enable(pi, false); - } + wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl); + wlc_lcnphy_rx_gain_override_enable(pi, false); cal_done: kfree(ptr); @@ -1781,6 +1829,17 @@ wlc_lcnphy_radio_2064_channel_tune_4313(struct brcms_phy *pi, u8 channel) write_radio_reg(pi, RADIO_2064_REG038, 3); write_radio_reg(pi, RADIO_2064_REG091, 7); } + + if (!(pi->sh->boardflags & BFL_FEM)) { + u8 reg038[14] = {0xd, 0xe, 0xd, 0xd, 0xd, 0xc, + 0xa, 0xb, 0xb, 0x3, 0x3, 0x2, 0x0, 0x0}; + + write_radio_reg(pi, RADIO_2064_REG02A, 0xf); + write_radio_reg(pi, RADIO_2064_REG091, 0x3); + write_radio_reg(pi, RADIO_2064_REG038, 0x3); + + write_radio_reg(pi, RADIO_2064_REG038, reg038[channel - 1]); + } } static int @@ -1975,6 +2034,16 @@ wlc_lcnphy_set_tssi_mux(struct brcms_phy *pi, enum lcnphy_tssi_mode pos) } else { mod_radio_reg(pi, RADIO_2064_REG03A, 1, 0x1); mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8); + mod_radio_reg(pi, RADIO_2064_REG028, 0x1, 0x0); + mod_radio_reg(pi, RADIO_2064_REG11A, 0x4, 1<<2); + mod_radio_reg(pi, RADIO_2064_REG036, 0x10, 0x0); + mod_radio_reg(pi, RADIO_2064_REG11A, 0x10, 1<<4); + mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0); + mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x77); + mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, 0xe<<1); + mod_radio_reg(pi, RADIO_2064_REG112, 0x80, 1<<7); + mod_radio_reg(pi, RADIO_2064_REG005, 0x7, 1<<1); + mod_radio_reg(pi, RADIO_2064_REG029, 0xf0, 0<<4); } } else { mod_phy_reg(pi, 0x4d9, (0x1 << 2), (0x1) << 2); @@ -2061,12 +2130,14 @@ static void wlc_lcnphy_pwrctrl_rssiparams(struct brcms_phy *pi) (auxpga_vmid_temp << 0) | (auxpga_gain_temp << 12)); mod_radio_reg(pi, RADIO_2064_REG082, (1 << 5), (1 << 5)); + mod_radio_reg(pi, RADIO_2064_REG07C, (1 << 0), (1 << 0)); } static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) { struct phytbl_info tab; u32 rfseq, ind; + u8 tssi_sel; tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; tab.tbl_width = 32; @@ -2088,7 +2159,13 @@ static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) mod_phy_reg(pi, 0x503, (0x1 << 4), (1) << 4); - wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_EXT); + if (pi->sh->boardflags & BFL_FEM) { + tssi_sel = 0x1; + wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_EXT); + } else { + tssi_sel = 0xe; + wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_POST_PA); + } mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0) << 14); mod_phy_reg(pi, 0x4a4, (0x1 << 15), (1) << 15); @@ -2124,9 +2201,10 @@ static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) mod_phy_reg(pi, 0x49a, (0x1ff << 0), (0xff) << 0); if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { - mod_radio_reg(pi, RADIO_2064_REG028, 0xf, 0xe); + mod_radio_reg(pi, RADIO_2064_REG028, 0xf, tssi_sel); mod_radio_reg(pi, RADIO_2064_REG086, 0x4, 0x4); } else { + mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, tssi_sel << 1); mod_radio_reg(pi, RADIO_2064_REG03A, 0x1, 1); mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 1 << 3); } @@ -2173,6 +2251,10 @@ static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) mod_phy_reg(pi, 0x4d7, (0xf << 8), (0) << 8); + mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x0); + mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0); + mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8); + wlc_lcnphy_pwrctrl_rssiparams(pi); } @@ -2791,6 +2873,8 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi) read_radio_reg(pi, RADIO_2064_REG007) & 1; u16 SAVE_jtag_auxpga = read_radio_reg(pi, RADIO_2064_REG0FF) & 0x10; u16 SAVE_iqadc_aux_en = read_radio_reg(pi, RADIO_2064_REG11F) & 4; + u8 SAVE_bbmult = wlc_lcnphy_get_bbmult(pi); + idleTssi = read_phy_reg(pi, 0x4ab); suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) & MCTL_EN_MAC)); @@ -2808,6 +2892,12 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi) mod_radio_reg(pi, RADIO_2064_REG0FF, 0x10, 1 << 4); mod_radio_reg(pi, RADIO_2064_REG11F, 0x4, 1 << 2); wlc_lcnphy_tssi_setup(pi); + + mod_phy_reg(pi, 0x4d7, (0x1 << 0), (1 << 0)); + mod_phy_reg(pi, 0x4d7, (0x1 << 6), (1 << 6)); + + wlc_lcnphy_set_bbmult(pi, 0x0); + wlc_phy_do_dummy_tx(pi, true, OFF); idleTssi = ((read_phy_reg(pi, 0x4ab) & (0x1ff << 0)) >> 0); @@ -2829,6 +2919,7 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi) mod_phy_reg(pi, 0x44c, (0x1 << 12), (0) << 12); + wlc_lcnphy_set_bbmult(pi, SAVE_bbmult); wlc_lcnphy_set_tx_gain_override(pi, tx_gain_override_old); wlc_lcnphy_set_tx_gain(pi, &old_gains); wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_txpwrctrl); @@ -3042,6 +3133,11 @@ static void wlc_lcnphy_tx_pwr_ctrl_init(struct brcms_phy_pub *ppi) wlc_lcnphy_write_table(pi, &tab); tab.tbl_offset++; } + mod_phy_reg(pi, 0x4d0, (0x1 << 0), (0) << 0); + mod_phy_reg(pi, 0x4d3, (0xff << 0), (0) << 0); + mod_phy_reg(pi, 0x4d3, (0xff << 8), (0) << 8); + mod_phy_reg(pi, 0x4d0, (0x1 << 4), (0) << 4); + mod_phy_reg(pi, 0x4d0, (0x1 << 2), (0) << 2); mod_phy_reg(pi, 0x410, (0x1 << 7), (0) << 7); @@ -3843,7 +3939,6 @@ static void wlc_lcnphy_txpwrtbl_iqlo_cal(struct brcms_phy *pi) target_gains.pad_gain = 21; target_gains.dac_gain = 0; wlc_lcnphy_set_tx_gain(pi, &target_gains); - wlc_lcnphy_set_tx_pwr_by_index(pi, 16); if (LCNREV_IS(pi->pubpi.phy_rev, 1) || pi_lcn->lcnphy_hw_iqcal_en) { @@ -3854,6 +3949,7 @@ static void wlc_lcnphy_txpwrtbl_iqlo_cal(struct brcms_phy *pi) lcnphy_recal ? LCNPHY_CAL_RECAL : LCNPHY_CAL_FULL), false); } else { + wlc_lcnphy_set_tx_pwr_by_index(pi, 16); wlc_lcnphy_tx_iqlo_soft_cal_full(pi); } @@ -4278,17 +4374,22 @@ wlc_lcnphy_load_tx_gain_table(struct brcms_phy *pi, if (CHSPEC_IS5G(pi->radio_chanspec)) pa_gain = 0x70; else - pa_gain = 0x70; + pa_gain = 0x60; if (pi->sh->boardflags & BFL_FEM) pa_gain = 0x10; + tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; tab.tbl_width = 32; tab.tbl_len = 1; tab.tbl_ptr = &val; for (j = 0; j < 128; j++) { - gm_gain = gain_table[j].gm; + if (pi->sh->boardflags & BFL_FEM) + gm_gain = gain_table[j].gm; + else + gm_gain = 15; + val = (((u32) pa_gain << 24) | (gain_table[j].pad << 16) | (gain_table[j].pga << 8) | gm_gain); @@ -4499,7 +4600,10 @@ static void wlc_radio_2064_init(struct brcms_phy *pi) write_phy_reg(pi, 0x4ea, 0x4688); - mod_phy_reg(pi, 0x4eb, (0x7 << 0), 2 << 0); + if (pi->sh->boardflags & BFL_FEM) + mod_phy_reg(pi, 0x4eb, (0x7 << 0), 2 << 0); + else + mod_phy_reg(pi, 0x4eb, (0x7 << 0), 3 << 0); mod_phy_reg(pi, 0x4eb, (0x7 << 6), 0 << 6); @@ -4510,6 +4614,13 @@ static void wlc_radio_2064_init(struct brcms_phy *pi) wlc_lcnphy_rcal(pi); wlc_lcnphy_rc_cal(pi); + + if (!(pi->sh->boardflags & BFL_FEM)) { + write_radio_reg(pi, RADIO_2064_REG032, 0x6f); + write_radio_reg(pi, RADIO_2064_REG033, 0x19); + write_radio_reg(pi, RADIO_2064_REG039, 0xe); + } + } static void wlc_lcnphy_radio_init(struct brcms_phy *pi) @@ -4539,22 +4650,20 @@ static void wlc_lcnphy_tbl_init(struct brcms_phy *pi) wlc_lcnphy_write_table(pi, &tab); } - tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; - tab.tbl_width = 16; - tab.tbl_ptr = &val; - tab.tbl_len = 1; - - val = 114; - tab.tbl_offset = 0; - wlc_lcnphy_write_table(pi, &tab); + if (!(pi->sh->boardflags & BFL_FEM)) { + tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; + tab.tbl_width = 16; + tab.tbl_ptr = &val; + tab.tbl_len = 1; - val = 130; - tab.tbl_offset = 1; - wlc_lcnphy_write_table(pi, &tab); + val = 150; + tab.tbl_offset = 0; + wlc_lcnphy_write_table(pi, &tab); - val = 6; - tab.tbl_offset = 8; - wlc_lcnphy_write_table(pi, &tab); + val = 220; + tab.tbl_offset = 1; + wlc_lcnphy_write_table(pi, &tab); + } if (CHSPEC_IS2G(pi->radio_chanspec)) { if (pi->sh->boardflags & BFL_FEM) @@ -4946,6 +5055,7 @@ void wlc_phy_chanspec_set_lcnphy(struct brcms_phy *pi, u16 chanspec) wlc_lcnphy_load_tx_iir_filter(pi, true, 3); mod_phy_reg(pi, 0x4eb, (0x7 << 3), (1) << 3); + wlc_lcnphy_tssi_setup(pi); } void wlc_phy_detach_lcnphy(struct brcms_phy *pi) @@ -4984,8 +5094,7 @@ bool wlc_phy_attach_lcnphy(struct brcms_phy *pi) if (!wlc_phy_txpwr_srom_read_lcnphy(pi)) return false; - if ((pi->sh->boardflags & BFL_FEM) && - (LCNREV_IS(pi->pubpi.phy_rev, 1))) { + if (LCNREV_IS(pi->pubpi.phy_rev, 1)) { if (pi_lcn->lcnphy_tempsense_option == 3) { pi->hwpwrctrl = true; pi->hwpwrctrl_capable = true; diff --git a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c index 622c01ca72c5..b7e95acc2084 100644 --- a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c +++ b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c @@ -1992,70 +1992,70 @@ static const u16 dot11lcn_sw_ctrl_tbl_4313_epa_rev0[] = { }; static const u16 dot11lcn_sw_ctrl_tbl_4313_rev0[] = { - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, }; static const u16 dot11lcn_sw_ctrl_tbl_rev0[] = { diff --git a/trunk/drivers/net/wireless/iwlegacy/3945-mac.c b/trunk/drivers/net/wireless/iwlegacy/3945-mac.c index c353b5f19c8c..3630a41df50d 100644 --- a/trunk/drivers/net/wireless/iwlegacy/3945-mac.c +++ b/trunk/drivers/net/wireless/iwlegacy/3945-mac.c @@ -475,7 +475,6 @@ il3945_tx_skb(struct il_priv *il, dma_addr_t txcmd_phys; int txq_id = skb_get_queue_mapping(skb); u16 len, idx, hdr_len; - u16 firstlen, secondlen; u8 id; u8 unicast; u8 sta_id; @@ -590,22 +589,21 @@ il3945_tx_skb(struct il_priv *il, len = sizeof(struct il3945_tx_cmd) + sizeof(struct il_cmd_header) + hdr_len; - firstlen = (len + 3) & ~3; + len = (len + 3) & ~3; /* Physical address of this Tx command's header (not MAC header!), * within command buffer array. */ txcmd_phys = - pci_map_single(il->pci_dev, &out_cmd->hdr, firstlen, - PCI_DMA_TODEVICE); + pci_map_single(il->pci_dev, &out_cmd->hdr, len, PCI_DMA_TODEVICE); if (unlikely(pci_dma_mapping_error(il->pci_dev, txcmd_phys))) goto drop_unlock; /* Set up TFD's 2nd entry to point directly to remainder of skb, * if any (802.11 null frames have no payload). */ - secondlen = skb->len - hdr_len; - if (secondlen > 0) { + len = skb->len - hdr_len; + if (len) { phys_addr = - pci_map_single(il->pci_dev, skb->data + hdr_len, secondlen, + pci_map_single(il->pci_dev, skb->data + hdr_len, len, PCI_DMA_TODEVICE); if (unlikely(pci_dma_mapping_error(il->pci_dev, phys_addr))) goto drop_unlock; @@ -613,12 +611,12 @@ il3945_tx_skb(struct il_priv *il, /* Add buffer containing Tx command and MAC(!) header to TFD's * first entry */ - il->ops->txq_attach_buf_to_tfd(il, txq, txcmd_phys, firstlen, 1, 0); + il->ops->txq_attach_buf_to_tfd(il, txq, txcmd_phys, len, 1, 0); dma_unmap_addr_set(out_meta, mapping, txcmd_phys); - dma_unmap_len_set(out_meta, len, firstlen); - if (secondlen > 0) - il->ops->txq_attach_buf_to_tfd(il, txq, phys_addr, secondlen, 0, - U32_PAD(secondlen)); + dma_unmap_len_set(out_meta, len, len); + if (len) + il->ops->txq_attach_buf_to_tfd(il, txq, phys_addr, len, 0, + U32_PAD(len)); if (!ieee80211_has_morefrags(hdr->frame_control)) { txq->need_update = 1; diff --git a/trunk/drivers/net/wireless/iwlegacy/4965-rs.c b/trunk/drivers/net/wireless/iwlegacy/4965-rs.c index 6c7493c2d698..e8324b5e5bfe 100644 --- a/trunk/drivers/net/wireless/iwlegacy/4965-rs.c +++ b/trunk/drivers/net/wireless/iwlegacy/4965-rs.c @@ -2152,7 +2152,7 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf, int rate_idx; int i; u32 rate; - u8 use_green; + u8 use_green = il4965_rs_use_green(il, sta); u8 active_tbl = 0; u8 valid_tx_ant; struct il_station_priv *sta_priv; @@ -2160,7 +2160,6 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf, if (!sta || !lq_sta) return; - use_green = il4965_rs_use_green(il, sta); sta_priv = (void *)sta->drv_priv; i = lq_sta->last_txrate_idx; diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c b/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c index 44ca0e57f9f7..86ea5f4c3939 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -1261,15 +1261,6 @@ int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) return -EIO; } - /* - * This can happen upon FW ASSERT: we clear the STATUS_FW_ERROR flag - * in iwl_down but cancel the workers only later. - */ - if (!priv->ucode_loaded) { - IWL_ERR(priv, "Fw not loaded - dropping CMD: %x\n", cmd->id); - return -EIO; - } - /* * Synchronous commands from this op-mode must hold * the mutex, this ensures we don't try to send two diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c b/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c index a82b6b39d4ff..23be948cf162 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c @@ -1419,14 +1419,6 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (changes & BSS_CHANGED_IDLE && bss_conf->idle) { - /* - * If we go idle, then clearly no "passive-no-rx" - * workaround is needed any more, this is a reset. - */ - iwlagn_lift_passive_no_rx(priv); - } - if (unlikely(!iwl_is_ready(priv))) { IWL_DEBUG_MAC80211(priv, "leave - not ready\n"); mutex_unlock(&priv->mutex); @@ -1458,6 +1450,16 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, priv->timestamp = bss_conf->sync_tsf; ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK; } else { + /* + * If we disassociate while there are pending + * frames, just wake up the queues and let the + * frames "escape" ... This shouldn't really + * be happening to start with, but we should + * not get stuck in this case either since it + * can happen if userspace gets confused. + */ + iwlagn_lift_passive_no_rx(priv); + ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK; if (ctx->ctxid == IWL_RXON_CTX_BSS) diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c b/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c index d1a670d7b10c..6aec2df3bb27 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c @@ -1192,7 +1192,7 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, memset(&info->status, 0, sizeof(info->status)); if (status == TX_STATUS_FAIL_PASSIVE_NO_RX && - ctx->vif && + iwl_is_associated_ctx(ctx) && ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION) { /* block and stop all queues */ priv->passive_no_rx = true; diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c b/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c index 1a4ac9236a44..736fe9bb140e 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c @@ -367,8 +367,6 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv, return -EIO; } - priv->ucode_loaded = true; - if (ucode_type != IWL_UCODE_WOWLAN) { /* delay a bit to give rfkill time to run */ msleep(5); @@ -382,6 +380,8 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv, return ret; } + priv->ucode_loaded = true; + return 0; } diff --git a/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c b/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c index 12c4f31ca8fb..17bedc50e753 100644 --- a/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -475,10 +475,6 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans, /* If platform's RF_KILL switch is NOT set to KILL */ hw_rfkill = iwl_is_rfkill_set(trans); - if (hw_rfkill) - set_bit(STATUS_RFKILL, &trans_pcie->status); - else - clear_bit(STATUS_RFKILL, &trans_pcie->status); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); if (hw_rfkill && !run_in_rfkill) return -ERFKILL; @@ -645,7 +641,6 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) { - struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); bool hw_rfkill; int err; @@ -661,10 +656,6 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) iwl_enable_rfkill_int(trans); hw_rfkill = iwl_is_rfkill_set(trans); - if (hw_rfkill) - set_bit(STATUS_RFKILL, &trans_pcie->status); - else - clear_bit(STATUS_RFKILL, &trans_pcie->status); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); return 0; @@ -703,10 +694,6 @@ static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans, * op_mode. */ hw_rfkill = iwl_is_rfkill_set(trans); - if (hw_rfkill) - set_bit(STATUS_RFKILL, &trans_pcie->status); - else - clear_bit(STATUS_RFKILL, &trans_pcie->status); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); } } diff --git a/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c b/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c index cb5c6792e3a8..8595c16f74de 100644 --- a/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -1264,7 +1264,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { int copy = 0; - if (!cmd->len[i]) + if (!cmd->len) continue; /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ diff --git a/trunk/drivers/net/wireless/mwifiex/cfg80211.c b/trunk/drivers/net/wireless/mwifiex/cfg80211.c index 8aaf56ade4d9..a44023a7bd57 100644 --- a/trunk/drivers/net/wireless/mwifiex/cfg80211.c +++ b/trunk/drivers/net/wireless/mwifiex/cfg80211.c @@ -1892,8 +1892,7 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, } } - for (i = 0; i < min_t(u32, request->n_channels, - MWIFIEX_USER_SCAN_CHAN_MAX); i++) { + for (i = 0; i < request->n_channels; i++) { chan = request->channels[i]; priv->user_scan_cfg->chan_list[i].chan_number = chan->hw_value; priv->user_scan_cfg->chan_list[i].radio_type = chan->band; diff --git a/trunk/drivers/net/wireless/mwifiex/cmdevt.c b/trunk/drivers/net/wireless/mwifiex/cmdevt.c index b5c8b962ce12..20a6c5555873 100644 --- a/trunk/drivers/net/wireless/mwifiex/cmdevt.c +++ b/trunk/drivers/net/wireless/mwifiex/cmdevt.c @@ -157,20 +157,6 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, return -1; } - cmd_code = le16_to_cpu(host_cmd->command); - cmd_size = le16_to_cpu(host_cmd->size); - - if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET && - cmd_code != HostCmd_CMD_FUNC_SHUTDOWN && - cmd_code != HostCmd_CMD_FUNC_INIT) { - dev_err(adapter->dev, - "DNLD_CMD: FW in reset state, ignore cmd %#x\n", - cmd_code); - mwifiex_complete_cmd(adapter, cmd_node); - mwifiex_insert_cmd_to_free_q(adapter, cmd_node); - return -1; - } - /* Set command sequence number */ adapter->seq_num++; host_cmd->seq_num = cpu_to_le16(HostCmd_SET_SEQ_NO_BSS_INFO @@ -182,6 +168,9 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, adapter->curr_cmd = cmd_node; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + cmd_code = le16_to_cpu(host_cmd->command); + cmd_size = le16_to_cpu(host_cmd->size); + /* Adjust skb length */ if (cmd_node->cmd_skb->len > cmd_size) /* @@ -495,6 +484,8 @@ int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no, ret = mwifiex_send_cmd_async(priv, cmd_no, cmd_action, cmd_oid, data_buf); + if (!ret) + ret = mwifiex_wait_queue_complete(adapter); return ret; } @@ -597,10 +588,9 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, if (cmd_no == HostCmd_CMD_802_11_SCAN) { mwifiex_queue_scan_cmd(priv, cmd_node); } else { + adapter->cmd_queued = cmd_node; mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); queue_work(adapter->workqueue, &adapter->main_work); - if (cmd_node->wait_q_enabled) - ret = mwifiex_wait_queue_complete(adapter, cmd_node); } return ret; diff --git a/trunk/drivers/net/wireless/mwifiex/init.c b/trunk/drivers/net/wireless/mwifiex/init.c index 0ff4c37ab42a..e38aa9b3663d 100644 --- a/trunk/drivers/net/wireless/mwifiex/init.c +++ b/trunk/drivers/net/wireless/mwifiex/init.c @@ -709,14 +709,6 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) return ret; } - /* cancel current command */ - if (adapter->curr_cmd) { - dev_warn(adapter->dev, "curr_cmd is still in processing\n"); - del_timer(&adapter->cmd_timer); - mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); - adapter->curr_cmd = NULL; - } - /* shut down mwifiex */ dev_dbg(adapter->dev, "info: shutdown mwifiex...\n"); diff --git a/trunk/drivers/net/wireless/mwifiex/main.h b/trunk/drivers/net/wireless/mwifiex/main.h index 7035ade9af74..553adfb0aa81 100644 --- a/trunk/drivers/net/wireless/mwifiex/main.h +++ b/trunk/drivers/net/wireless/mwifiex/main.h @@ -723,6 +723,7 @@ struct mwifiex_adapter { u16 cmd_wait_q_required; struct mwifiex_wait_queue cmd_wait_q; u8 scan_wait_q_woken; + struct cmd_ctrl_node *cmd_queued; spinlock_t queue_lock; /* lock for tx queues */ struct completion fw_load; u8 country_code[IEEE80211_COUNTRY_STRING_LEN]; @@ -1017,8 +1018,7 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, struct mwifiex_multicast_list *mcast_list); int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, struct net_device *dev); -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, - struct cmd_ctrl_node *cmd_queued); +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter); int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, struct cfg80211_ssid *req_ssid); int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type); diff --git a/trunk/drivers/net/wireless/mwifiex/pcie.c b/trunk/drivers/net/wireless/mwifiex/pcie.c index feb204613397..5c395e2e6a2b 100644 --- a/trunk/drivers/net/wireless/mwifiex/pcie.c +++ b/trunk/drivers/net/wireless/mwifiex/pcie.c @@ -1508,7 +1508,6 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) } memcpy(adapter->upld_buf, skb->data, min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len)); - skb_push(skb, INTF_HEADER_LEN); if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, PCI_DMA_FROMDEVICE)) return -1; diff --git a/trunk/drivers/net/wireless/mwifiex/scan.c b/trunk/drivers/net/wireless/mwifiex/scan.c index d215b4d3c51b..bb60c2754a97 100644 --- a/trunk/drivers/net/wireless/mwifiex/scan.c +++ b/trunk/drivers/net/wireless/mwifiex/scan.c @@ -1388,13 +1388,10 @@ int mwifiex_scan_networks(struct mwifiex_private *priv, list_del(&cmd_node->list); spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); + adapter->cmd_queued = cmd_node; mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); queue_work(adapter->workqueue, &adapter->main_work); - - /* Perform internal scan synchronously */ - if (!priv->scan_request) - mwifiex_wait_queue_complete(adapter, cmd_node); } else { spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); @@ -1949,6 +1946,9 @@ int mwifiex_request_scan(struct mwifiex_private *priv, /* Normal scan */ ret = mwifiex_scan_networks(priv, NULL); + if (!ret) + ret = mwifiex_wait_queue_complete(priv->adapter); + up(&priv->async_sem); return ret; diff --git a/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c b/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c index 13100f8de3db..9f33c92c90f5 100644 --- a/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -54,10 +54,16 @@ int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, * This function waits on a cmd wait queue. It also cancels the pending * request after waking up, in case of errors. */ -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, - struct cmd_ctrl_node *cmd_queued) +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter) { int status; + struct cmd_ctrl_node *cmd_queued; + + if (!adapter->cmd_queued) + return 0; + + cmd_queued = adapter->cmd_queued; + adapter->cmd_queued = NULL; dev_dbg(adapter->dev, "cmd pending\n"); atomic_inc(&adapter->cmd_pending); diff --git a/trunk/drivers/net/wireless/rtlwifi/usb.c b/trunk/drivers/net/wireless/rtlwifi/usb.c index 5847d6d0881e..156b52732f3d 100644 --- a/trunk/drivers/net/wireless/rtlwifi/usb.c +++ b/trunk/drivers/net/wireless/rtlwifi/usb.c @@ -851,7 +851,6 @@ static void _rtl_usb_transmit(struct ieee80211_hw *hw, struct sk_buff *skb, if (unlikely(!_urb)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't allocate urb. Drop skb!\n"); - kfree_skb(skb); return; } _rtl_submit_tx_urb(hw, _urb); diff --git a/trunk/drivers/nfc/microread/mei.c b/trunk/drivers/nfc/microread/mei.c index ca33ae193935..eef38cfd812e 100644 --- a/trunk/drivers/nfc/microread/mei.c +++ b/trunk/drivers/nfc/microread/mei.c @@ -22,7 +22,7 @@ #include #include #include -#include +#include #include #include @@ -32,6 +32,9 @@ #define MICROREAD_DRIVER_NAME "microread" +#define MICROREAD_UUID UUID_LE(0x0bb17a78, 0x2a8e, 0x4c50, 0x94, \ + 0xd4, 0x50, 0x26, 0x67, 0x23, 0x77, 0x5c) + struct mei_nfc_hdr { u8 cmd; u8 status; @@ -45,7 +48,7 @@ struct mei_nfc_hdr { #define MEI_NFC_MAX_READ (MEI_NFC_HEADER_SIZE + MEI_NFC_MAX_HCI_PAYLOAD) struct microread_mei_phy { - struct mei_cl_device *device; + struct mei_device *mei_device; struct nfc_hci_dev *hdev; int powered; @@ -102,14 +105,14 @@ static int microread_mei_write(void *phy_id, struct sk_buff *skb) MEI_DUMP_SKB_OUT("mei frame sent", skb); - r = mei_cl_send(phy->device, skb->data, skb->len); + r = mei_send(phy->device, skb->data, skb->len); if (r > 0) r = 0; return r; } -static void microread_event_cb(struct mei_cl_device *device, u32 events, +static void microread_event_cb(struct mei_device *device, u32 events, void *context) { struct microread_mei_phy *phy = context; @@ -117,7 +120,7 @@ static void microread_event_cb(struct mei_cl_device *device, u32 events, if (phy->hard_fault != 0) return; - if (events & BIT(MEI_CL_EVENT_RX)) { + if (events & BIT(MEI_EVENT_RX)) { struct sk_buff *skb; int reply_size; @@ -125,7 +128,7 @@ static void microread_event_cb(struct mei_cl_device *device, u32 events, if (!skb) return; - reply_size = mei_cl_recv(device, skb->data, MEI_NFC_MAX_READ); + reply_size = mei_recv(device, skb->data, MEI_NFC_MAX_READ); if (reply_size < MEI_NFC_HEADER_SIZE) { kfree(skb); return; @@ -146,8 +149,8 @@ static struct nfc_phy_ops mei_phy_ops = { .disable = microread_mei_disable, }; -static int microread_mei_probe(struct mei_cl_device *device, - const struct mei_cl_device_id *id) +static int microread_mei_probe(struct mei_device *device, + const struct mei_id *id) { struct microread_mei_phy *phy; int r; @@ -161,9 +164,9 @@ static int microread_mei_probe(struct mei_cl_device *device, } phy->device = device; - mei_cl_set_drvdata(device, phy); + mei_set_clientdata(device, phy); - r = mei_cl_register_event_cb(device, microread_event_cb, phy); + r = mei_register_event_cb(device, microread_event_cb, phy); if (r) { pr_err(MICROREAD_DRIVER_NAME ": event cb registration failed\n"); goto err_out; @@ -183,9 +186,9 @@ static int microread_mei_probe(struct mei_cl_device *device, return r; } -static int microread_mei_remove(struct mei_cl_device *device) +static int microread_mei_remove(struct mei_device *device) { - struct microread_mei_phy *phy = mei_cl_get_drvdata(device); + struct microread_mei_phy *phy = mei_get_clientdata(device); pr_info("Removing microread\n"); @@ -199,15 +202,16 @@ static int microread_mei_remove(struct mei_cl_device *device) return 0; } -static struct mei_cl_device_id microread_mei_tbl[] = { - { MICROREAD_DRIVER_NAME }, +static struct mei_id microread_mei_tbl[] = { + { MICROREAD_DRIVER_NAME, MICROREAD_UUID }, /* required last entry */ { } }; + MODULE_DEVICE_TABLE(mei, microread_mei_tbl); -static struct mei_cl_driver microread_driver = { +static struct mei_driver microread_driver = { .id_table = microread_mei_tbl, .name = MICROREAD_DRIVER_NAME, @@ -221,7 +225,7 @@ static int microread_mei_init(void) pr_debug(DRIVER_DESC ": %s\n", __func__); - r = mei_cl_driver_register(µread_driver); + r = mei_driver_register(µread_driver); if (r) { pr_err(MICROREAD_DRIVER_NAME ": driver registration failed\n"); return r; @@ -232,7 +236,7 @@ static int microread_mei_init(void) static void microread_mei_exit(void) { - mei_cl_driver_unregister(µread_driver); + mei_driver_unregister(µread_driver); } module_init(microread_mei_init); diff --git a/trunk/drivers/pci/rom.c b/trunk/drivers/pci/rom.c index b41ac7756a4b..c5d0a08a8747 100644 --- a/trunk/drivers/pci/rom.c +++ b/trunk/drivers/pci/rom.c @@ -100,27 +100,6 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size) return min((size_t)(image - rom), size); } -static loff_t pci_find_rom(struct pci_dev *pdev, size_t *size) -{ - struct resource *res = &pdev->resource[PCI_ROM_RESOURCE]; - loff_t start; - - /* assign the ROM an address if it doesn't have one */ - if (res->parent == NULL && pci_assign_resource(pdev, PCI_ROM_RESOURCE)) - return 0; - start = pci_resource_start(pdev, PCI_ROM_RESOURCE); - *size = pci_resource_len(pdev, PCI_ROM_RESOURCE); - - if (*size == 0) - return 0; - - /* Enable ROM space decodes */ - if (pci_enable_rom(pdev)) - return 0; - - return start; -} - /** * pci_map_rom - map a PCI ROM to kernel space * @pdev: pointer to pci device struct @@ -135,7 +114,7 @@ static loff_t pci_find_rom(struct pci_dev *pdev, size_t *size) void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size) { struct resource *res = &pdev->resource[PCI_ROM_RESOURCE]; - loff_t start = 0; + loff_t start; void __iomem *rom; /* @@ -154,21 +133,21 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size) return (void __iomem *)(unsigned long) pci_resource_start(pdev, PCI_ROM_RESOURCE); } else { - start = pci_find_rom(pdev, size); - } - } + /* assign the ROM an address if it doesn't have one */ + if (res->parent == NULL && + pci_assign_resource(pdev,PCI_ROM_RESOURCE)) + return NULL; + start = pci_resource_start(pdev, PCI_ROM_RESOURCE); + *size = pci_resource_len(pdev, PCI_ROM_RESOURCE); + if (*size == 0) + return NULL; - /* - * Some devices may provide ROMs via a source other than the BAR - */ - if (!start && pdev->rom && pdev->romlen) { - *size = pdev->romlen; - return phys_to_virt(pdev->rom); + /* Enable ROM space decodes */ + if (pci_enable_rom(pdev)) + return NULL; + } } - if (!start) - return NULL; - rom = ioremap(start, *size); if (!rom) { /* restore enable if ioremap fails */ @@ -202,8 +181,7 @@ void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom) if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_BIOS_COPY)) return; - if (!pdev->rom || !pdev->romlen) - iounmap(rom); + iounmap(rom); /* Disable again before continuing, leave enabled if pci=rom */ if (!(res->flags & (IORESOURCE_ROM_ENABLE | IORESOURCE_ROM_SHADOW))) @@ -227,7 +205,24 @@ void pci_cleanup_rom(struct pci_dev *pdev) } } +/** + * pci_platform_rom - provides a pointer to any ROM image provided by the + * platform + * @pdev: pointer to pci device struct + * @size: pointer to receive size of pci window over ROM + */ +void __iomem *pci_platform_rom(struct pci_dev *pdev, size_t *size) +{ + if (pdev->rom && pdev->romlen) { + *size = pdev->romlen; + return phys_to_virt((phys_addr_t)pdev->rom); + } + + return NULL; +} + EXPORT_SYMBOL(pci_map_rom); EXPORT_SYMBOL(pci_unmap_rom); EXPORT_SYMBOL_GPL(pci_enable_rom); EXPORT_SYMBOL_GPL(pci_disable_rom); +EXPORT_SYMBOL(pci_platform_rom); diff --git a/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c b/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c index 2d2f0a43d36b..c689c04a4f52 100644 --- a/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c +++ b/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c @@ -620,7 +620,7 @@ int mvebu_pinctrl_probe(struct platform_device *pdev) /* special soc specific control */ if (ctrl->mpp_get || ctrl->mpp_set) { - if (!ctrl->name || !ctrl->mpp_get || !ctrl->mpp_set) { + if (!ctrl->name || !ctrl->mpp_set || !ctrl->mpp_set) { dev_err(&pdev->dev, "wrong soc control info\n"); return -EINVAL; } diff --git a/trunk/drivers/pinctrl/pinconf.c b/trunk/drivers/pinctrl/pinconf.c index d611ecfcbf70..ac8d382a79bb 100644 --- a/trunk/drivers/pinctrl/pinconf.c +++ b/trunk/drivers/pinctrl/pinconf.c @@ -622,7 +622,7 @@ static const struct file_operations pinconf_dbg_pinname_fops = { static int pinconf_dbg_state_print(struct seq_file *s, void *d) { if (strlen(dbg_state_name)) - seq_printf(s, "%s\n", dbg_state_name); + seq_printf(s, "%s\n", dbg_pinname); else seq_printf(s, "No pin state set\n"); return 0; diff --git a/trunk/drivers/pinctrl/pinconf.h b/trunk/drivers/pinctrl/pinconf.h index bfda73d64eed..e3ed8cb072a5 100644 --- a/trunk/drivers/pinctrl/pinconf.h +++ b/trunk/drivers/pinctrl/pinconf.h @@ -90,7 +90,7 @@ static inline void pinconf_init_device_debugfs(struct dentry *devroot, * pin config. */ -#if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_DEBUG_FS) +#ifdef CONFIG_GENERIC_PINCONF void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev, struct seq_file *s, unsigned pin); diff --git a/trunk/drivers/pinctrl/pinctrl-abx500.c b/trunk/drivers/pinctrl/pinctrl-abx500.c index c542a97c82f3..caecdd373061 100644 --- a/trunk/drivers/pinctrl/pinctrl-abx500.c +++ b/trunk/drivers/pinctrl/pinctrl-abx500.c @@ -422,7 +422,7 @@ static u8 abx500_get_mode(struct pinctrl_dev *pctldev, struct gpio_chip *chip, } /* check if pin use AlternateFunction register */ - if ((af.alt_bit1 == UNUSED) && (af.alt_bit2 == UNUSED)) + if ((af.alt_bit1 == UNUSED) && (af.alt_bit1 == UNUSED)) return mode; /* * if pin GPIOSEL bit is set and pin supports alternate function, diff --git a/trunk/drivers/pinctrl/pinmux.c b/trunk/drivers/pinctrl/pinmux.c index bd83c8b01cd1..1a00658b3ea0 100644 --- a/trunk/drivers/pinctrl/pinmux.c +++ b/trunk/drivers/pinctrl/pinmux.c @@ -194,11 +194,6 @@ static const char *pin_free(struct pinctrl_dev *pctldev, int pin, } if (!gpio_range) { - /* - * A pin should not be freed more times than allocated. - */ - if (WARN_ON(!desc->mux_usecount)) - return NULL; desc->mux_usecount--; if (desc->mux_usecount) return NULL; diff --git a/trunk/drivers/rtc/rtc-at91rm9200.c b/trunk/drivers/rtc/rtc-at91rm9200.c index 434ebc3a99dc..0a9f27e094ea 100644 --- a/trunk/drivers/rtc/rtc-at91rm9200.c +++ b/trunk/drivers/rtc/rtc-at91rm9200.c @@ -44,6 +44,7 @@ static DECLARE_COMPLETION(at91_rtc_updated); static unsigned int at91_alarm_year = AT91_RTC_EPOCH; static void __iomem *at91_rtc_regs; static int irq; +static u32 at91_rtc_imr; /* * Decode time/date into rtc_time structure @@ -108,9 +109,11 @@ static int at91_rtc_settime(struct device *dev, struct rtc_time *tm) cr = at91_rtc_read(AT91_RTC_CR); at91_rtc_write(AT91_RTC_CR, cr | AT91_RTC_UPDCAL | AT91_RTC_UPDTIM); + at91_rtc_imr |= AT91_RTC_ACKUPD; at91_rtc_write(AT91_RTC_IER, AT91_RTC_ACKUPD); wait_for_completion(&at91_rtc_updated); /* wait for ACKUPD interrupt */ at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD); + at91_rtc_imr &= ~AT91_RTC_ACKUPD; at91_rtc_write(AT91_RTC_TIMR, bin2bcd(tm->tm_sec) << 0 @@ -142,7 +145,7 @@ static int at91_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm) tm->tm_yday = rtc_year_days(tm->tm_mday, tm->tm_mon, tm->tm_year); tm->tm_year = at91_alarm_year - 1900; - alrm->enabled = (at91_rtc_read(AT91_RTC_IMR) & AT91_RTC_ALARM) + alrm->enabled = (at91_rtc_imr & AT91_RTC_ALARM) ? 1 : 0; dev_dbg(dev, "%s(): %4d-%02d-%02d %02d:%02d:%02d\n", __func__, @@ -168,6 +171,7 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) tm.tm_sec = alrm->time.tm_sec; at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ALARM); + at91_rtc_imr &= ~AT91_RTC_ALARM; at91_rtc_write(AT91_RTC_TIMALR, bin2bcd(tm.tm_sec) << 0 | bin2bcd(tm.tm_min) << 8 @@ -180,6 +184,7 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) if (alrm->enabled) { at91_rtc_write(AT91_RTC_SCCR, AT91_RTC_ALARM); + at91_rtc_imr |= AT91_RTC_ALARM; at91_rtc_write(AT91_RTC_IER, AT91_RTC_ALARM); } @@ -196,9 +201,12 @@ static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) if (enabled) { at91_rtc_write(AT91_RTC_SCCR, AT91_RTC_ALARM); + at91_rtc_imr |= AT91_RTC_ALARM; at91_rtc_write(AT91_RTC_IER, AT91_RTC_ALARM); - } else + } else { at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ALARM); + at91_rtc_imr &= ~AT91_RTC_ALARM; + } return 0; } @@ -207,12 +215,10 @@ static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) */ static int at91_rtc_proc(struct device *dev, struct seq_file *seq) { - unsigned long imr = at91_rtc_read(AT91_RTC_IMR); - seq_printf(seq, "update_IRQ\t: %s\n", - (imr & AT91_RTC_ACKUPD) ? "yes" : "no"); + (at91_rtc_imr & AT91_RTC_ACKUPD) ? "yes" : "no"); seq_printf(seq, "periodic_IRQ\t: %s\n", - (imr & AT91_RTC_SECEV) ? "yes" : "no"); + (at91_rtc_imr & AT91_RTC_SECEV) ? "yes" : "no"); return 0; } @@ -227,7 +233,7 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *dev_id) unsigned int rtsr; unsigned long events = 0; - rtsr = at91_rtc_read(AT91_RTC_SR) & at91_rtc_read(AT91_RTC_IMR); + rtsr = at91_rtc_read(AT91_RTC_SR) & at91_rtc_imr; if (rtsr) { /* this interrupt is shared! Is it ours? */ if (rtsr & AT91_RTC_ALARM) events |= (RTC_AF | RTC_IRQF); @@ -291,6 +297,7 @@ static int __init at91_rtc_probe(struct platform_device *pdev) at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD | AT91_RTC_ALARM | AT91_RTC_SECEV | AT91_RTC_TIMEV | AT91_RTC_CALEV); + at91_rtc_imr = 0; ret = request_irq(irq, at91_rtc_interrupt, IRQF_SHARED, @@ -329,6 +336,7 @@ static int __exit at91_rtc_remove(struct platform_device *pdev) at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD | AT91_RTC_ALARM | AT91_RTC_SECEV | AT91_RTC_TIMEV | AT91_RTC_CALEV); + at91_rtc_imr = 0; free_irq(irq, pdev); rtc_device_unregister(rtc); @@ -341,31 +349,35 @@ static int __exit at91_rtc_remove(struct platform_device *pdev) /* AT91RM9200 RTC Power management control */ -static u32 at91_rtc_imr; +static u32 at91_rtc_bkpimr; + static int at91_rtc_suspend(struct device *dev) { /* this IRQ is shared with DBGU and other hardware which isn't * necessarily doing PM like we are... */ - at91_rtc_imr = at91_rtc_read(AT91_RTC_IMR) - & (AT91_RTC_ALARM|AT91_RTC_SECEV); - if (at91_rtc_imr) { - if (device_may_wakeup(dev)) + at91_rtc_bkpimr = at91_rtc_imr & (AT91_RTC_ALARM|AT91_RTC_SECEV); + if (at91_rtc_bkpimr) { + if (device_may_wakeup(dev)) { enable_irq_wake(irq); - else - at91_rtc_write(AT91_RTC_IDR, at91_rtc_imr); - } + } else { + at91_rtc_write(AT91_RTC_IDR, at91_rtc_bkpimr); + at91_rtc_imr &= ~at91_rtc_bkpimr; + } +} return 0; } static int at91_rtc_resume(struct device *dev) { - if (at91_rtc_imr) { - if (device_may_wakeup(dev)) + if (at91_rtc_bkpimr) { + if (device_may_wakeup(dev)) { disable_irq_wake(irq); - else - at91_rtc_write(AT91_RTC_IER, at91_rtc_imr); + } else { + at91_rtc_imr |= at91_rtc_bkpimr; + at91_rtc_write(AT91_RTC_IER, at91_rtc_bkpimr); + } } return 0; } diff --git a/trunk/drivers/rtc/rtc-at91rm9200.h b/trunk/drivers/rtc/rtc-at91rm9200.h index da1945e5f714..5f940b6844cb 100644 --- a/trunk/drivers/rtc/rtc-at91rm9200.h +++ b/trunk/drivers/rtc/rtc-at91rm9200.h @@ -64,7 +64,6 @@ #define AT91_RTC_SCCR 0x1c /* Status Clear Command Register */ #define AT91_RTC_IER 0x20 /* Interrupt Enable Register */ #define AT91_RTC_IDR 0x24 /* Interrupt Disable Register */ -#define AT91_RTC_IMR 0x28 /* Interrupt Mask Register */ #define AT91_RTC_VER 0x2c /* Valid Entry Register */ #define AT91_RTC_NVTIM (1 << 0) /* Non valid Time */ diff --git a/trunk/drivers/s390/block/scm_blk.c b/trunk/drivers/s390/block/scm_blk.c index e9b9c8392832..5ac9c935c151 100644 --- a/trunk/drivers/s390/block/scm_blk.c +++ b/trunk/drivers/s390/block/scm_blk.c @@ -307,7 +307,7 @@ static void scm_blk_handle_error(struct scm_request *scmrq) case EQC_WR_PROHIBIT: spin_lock_irqsave(&bdev->lock, flags); if (bdev->state != SCM_WR_PROHIBIT) - pr_info("%lx: Write access to the SCM increment is suspended\n", + pr_info("%lu: Write access to the SCM increment is suspended\n", (unsigned long) bdev->scmdev->address); bdev->state = SCM_WR_PROHIBIT; spin_unlock_irqrestore(&bdev->lock, flags); @@ -445,7 +445,7 @@ void scm_blk_set_available(struct scm_blk_dev *bdev) spin_lock_irqsave(&bdev->lock, flags); if (bdev->state == SCM_WR_PROHIBIT) - pr_info("%lx: Write access to the SCM increment is restored\n", + pr_info("%lu: Write access to the SCM increment is restored\n", (unsigned long) bdev->scmdev->address); bdev->state = SCM_OPER; spin_unlock_irqrestore(&bdev->lock, flags); @@ -463,15 +463,12 @@ static int __init scm_blk_init(void) goto out; scm_major = ret; - ret = scm_alloc_rqs(nr_requests); - if (ret) + if (scm_alloc_rqs(nr_requests)) goto out_unreg; scm_debug = debug_register("scm_log", 16, 1, 16); - if (!scm_debug) { - ret = -ENOMEM; + if (!scm_debug) goto out_free; - } debug_register_view(scm_debug, &debug_hex_ascii_view); debug_set_level(scm_debug, 2); diff --git a/trunk/drivers/s390/block/scm_drv.c b/trunk/drivers/s390/block/scm_drv.c index c98cf52d78d1..5f6180d6ff08 100644 --- a/trunk/drivers/s390/block/scm_drv.c +++ b/trunk/drivers/s390/block/scm_drv.c @@ -19,7 +19,7 @@ static void scm_notify(struct scm_device *scmdev, enum scm_event event) switch (event) { case SCM_CHANGE: - pr_info("%lx: The capabilities of the SCM increment changed\n", + pr_info("%lu: The capabilities of the SCM increment changed\n", (unsigned long) scmdev->address); SCM_LOG(2, "State changed"); SCM_LOG_STATE(2, scmdev); diff --git a/trunk/drivers/s390/char/tty3270.c b/trunk/drivers/s390/char/tty3270.c index cee69dac3e18..b907dba24025 100644 --- a/trunk/drivers/s390/char/tty3270.c +++ b/trunk/drivers/s390/char/tty3270.c @@ -915,7 +915,7 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty) int i, rc; /* Check if the tty3270 is already there. */ - view = raw3270_find_view(&tty3270_fn, tty->index + RAW3270_FIRSTMINOR); + view = raw3270_find_view(&tty3270_fn, tty->index); if (!IS_ERR(view)) { tp = container_of(view, struct tty3270, view); tty->driver_data = tp; @@ -927,16 +927,15 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty) tp->inattr = TF_INPUT; return tty_port_install(&tp->port, driver, tty); } - if (tty3270_max_index < tty->index + 1) - tty3270_max_index = tty->index + 1; + if (tty3270_max_index < tty->index) + tty3270_max_index = tty->index; /* Allocate tty3270 structure on first open. */ tp = tty3270_alloc_view(); if (IS_ERR(tp)) return PTR_ERR(tp); - rc = raw3270_add_view(&tp->view, &tty3270_fn, - tty->index + RAW3270_FIRSTMINOR); + rc = raw3270_add_view(&tp->view, &tty3270_fn, tty->index); if (rc) { tty3270_free_view(tp); return rc; @@ -1847,12 +1846,12 @@ static const struct tty_operations tty3270_ops = { void tty3270_create_cb(int minor) { - tty_register_device(tty3270_driver, minor - RAW3270_FIRSTMINOR, NULL); + tty_register_device(tty3270_driver, minor, NULL); } void tty3270_destroy_cb(int minor) { - tty_unregister_device(tty3270_driver, minor - RAW3270_FIRSTMINOR); + tty_unregister_device(tty3270_driver, minor); } struct raw3270_notifier tty3270_notifier = @@ -1885,8 +1884,7 @@ static int __init tty3270_init(void) driver->driver_name = "tty3270"; driver->name = "3270/tty"; driver->major = IBM_TTY3270_MAJOR; - driver->minor_start = RAW3270_FIRSTMINOR; - driver->name_base = RAW3270_FIRSTMINOR; + driver->minor_start = 0; driver->type = TTY_DRIVER_TYPE_SYSTEM; driver->subtype = SYSTEM_TYPE_TTY; driver->init_termios = tty_std_termios; diff --git a/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 90bc7bd00966..2daf4b0da434 100644 --- a/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -940,7 +940,6 @@ static int bnx2fc_libfc_config(struct fc_lport *lport) fc_exch_init(lport); fc_rport_init(lport); fc_disc_init(lport); - fc_disc_config(lport, lport); return 0; } @@ -2134,7 +2133,6 @@ static int _bnx2fc_create(struct net_device *netdev, } ctlr = bnx2fc_to_ctlr(interface); - cdev = fcoe_ctlr_to_ctlr_dev(ctlr); interface->vlan_id = vlan_id; interface->timer_work_queue = @@ -2145,7 +2143,7 @@ static int _bnx2fc_create(struct net_device *netdev, goto ifput_err; } - lport = bnx2fc_if_create(interface, &cdev->dev, 0); + lport = bnx2fc_if_create(interface, &interface->hba->pcidev->dev, 0); if (!lport) { printk(KERN_ERR PFX "Failed to create interface (%s)\n", netdev->name); @@ -2161,6 +2159,8 @@ static int _bnx2fc_create(struct net_device *netdev, /* Make this master N_port */ ctlr->lp = lport; + cdev = fcoe_ctlr_to_ctlr_dev(ctlr); + if (link_state == BNX2FC_CREATE_LINK_UP) cdev->enabled = FCOE_CTLR_ENABLED; else diff --git a/trunk/drivers/scsi/fcoe/fcoe.c b/trunk/drivers/scsi/fcoe/fcoe.c index 9bfdc9a3f897..b5d92fc93c70 100644 --- a/trunk/drivers/scsi/fcoe/fcoe.c +++ b/trunk/drivers/scsi/fcoe/fcoe.c @@ -490,6 +490,7 @@ static void fcoe_interface_cleanup(struct fcoe_interface *fcoe) { struct net_device *netdev = fcoe->netdev; struct fcoe_ctlr *fip = fcoe_to_ctlr(fcoe); + struct fcoe_ctlr_device *ctlr_dev = fcoe_ctlr_to_ctlr_dev(fip); rtnl_lock(); if (!fcoe->removed) @@ -500,6 +501,7 @@ static void fcoe_interface_cleanup(struct fcoe_interface *fcoe) /* tear-down the FCoE controller */ fcoe_ctlr_destroy(fip); scsi_host_put(fip->lp->host); + fcoe_ctlr_device_delete(ctlr_dev); dev_put(netdev); module_put(THIS_MODULE); } @@ -2192,8 +2194,6 @@ static int fcoe_destroy(struct net_device *netdev) */ static void fcoe_destroy_work(struct work_struct *work) { - struct fcoe_ctlr_device *cdev; - struct fcoe_ctlr *ctlr; struct fcoe_port *port; struct fcoe_interface *fcoe; struct Scsi_Host *shost; @@ -2224,15 +2224,10 @@ static void fcoe_destroy_work(struct work_struct *work) mutex_lock(&fcoe_config_mutex); fcoe = port->priv; - ctlr = fcoe_to_ctlr(fcoe); - cdev = fcoe_ctlr_to_ctlr_dev(ctlr); - fcoe_if_destroy(port->lport); fcoe_interface_cleanup(fcoe); mutex_unlock(&fcoe_config_mutex); - - fcoe_ctlr_device_delete(cdev); } /** @@ -2340,9 +2335,7 @@ static int _fcoe_create(struct net_device *netdev, enum fip_state fip_mode, rc = -EIO; rtnl_unlock(); fcoe_interface_cleanup(fcoe); - mutex_unlock(&fcoe_config_mutex); - fcoe_ctlr_device_delete(ctlr_dev); - goto out; + goto out_nortnl; } /* Make this the "master" N_Port */ @@ -2382,8 +2375,8 @@ static int _fcoe_create(struct net_device *netdev, enum fip_state fip_mode, out_nodev: rtnl_unlock(); +out_nortnl: mutex_unlock(&fcoe_config_mutex); -out: return rc; } diff --git a/trunk/drivers/scsi/fcoe/fcoe_ctlr.c b/trunk/drivers/scsi/fcoe/fcoe_ctlr.c index a76247201be5..08c3bc398da2 100644 --- a/trunk/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/trunk/drivers/scsi/fcoe/fcoe_ctlr.c @@ -2814,47 +2814,6 @@ static void fcoe_ctlr_vn_timeout(struct fcoe_ctlr *fip) fc_lport_set_local_id(fip->lp, new_port_id); } -/** - * fcoe_ctlr_mode_set() - Set or reset the ctlr's mode - * @lport: The local port to be (re)configured - * @fip: The FCoE controller whose mode is changing - * @fip_mode: The new fip mode - * - * Note that the we shouldn't be changing the libfc discovery settings - * (fc_disc_config) while an lport is going through the libfc state - * machine. The mode can only be changed when a fcoe_ctlr device is - * disabled, so that should ensure that this routine is only called - * when nothing is happening. - */ -void fcoe_ctlr_mode_set(struct fc_lport *lport, struct fcoe_ctlr *fip, - enum fip_state fip_mode) -{ - void *priv; - - WARN_ON(lport->state != LPORT_ST_RESET && - lport->state != LPORT_ST_DISABLED); - - if (fip_mode == FIP_MODE_VN2VN) { - lport->rport_priv_size = sizeof(struct fcoe_rport); - lport->point_to_multipoint = 1; - lport->tt.disc_recv_req = fcoe_ctlr_disc_recv; - lport->tt.disc_start = fcoe_ctlr_disc_start; - lport->tt.disc_stop = fcoe_ctlr_disc_stop; - lport->tt.disc_stop_final = fcoe_ctlr_disc_stop_final; - priv = fip; - } else { - lport->rport_priv_size = 0; - lport->point_to_multipoint = 0; - lport->tt.disc_recv_req = NULL; - lport->tt.disc_start = NULL; - lport->tt.disc_stop = NULL; - lport->tt.disc_stop_final = NULL; - priv = lport; - } - - fc_disc_config(lport, priv); -} - /** * fcoe_libfc_config() - Sets up libfc related properties for local port * @lport: The local port to configure libfc for @@ -2874,9 +2833,21 @@ int fcoe_libfc_config(struct fc_lport *lport, struct fcoe_ctlr *fip, fc_exch_init(lport); fc_elsct_init(lport); fc_lport_init(lport); + if (fip->mode == FIP_MODE_VN2VN) + lport->rport_priv_size = sizeof(struct fcoe_rport); fc_rport_init(lport); - fc_disc_init(lport); - fcoe_ctlr_mode_set(lport, fip, fip->mode); + if (fip->mode == FIP_MODE_VN2VN) { + lport->point_to_multipoint = 1; + lport->tt.disc_recv_req = fcoe_ctlr_disc_recv; + lport->tt.disc_start = fcoe_ctlr_disc_start; + lport->tt.disc_stop = fcoe_ctlr_disc_stop; + lport->tt.disc_stop_final = fcoe_ctlr_disc_stop_final; + mutex_init(&lport->disc.disc_mutex); + INIT_LIST_HEAD(&lport->disc.rports); + lport->disc.priv = fip; + } else { + fc_disc_init(lport); + } return 0; } EXPORT_SYMBOL_GPL(fcoe_libfc_config); @@ -2904,7 +2875,6 @@ EXPORT_SYMBOL(fcoe_fcf_get_selected); void fcoe_ctlr_set_fip_mode(struct fcoe_ctlr_device *ctlr_dev) { struct fcoe_ctlr *ctlr = fcoe_ctlr_device_priv(ctlr_dev); - struct fc_lport *lport = ctlr->lp; mutex_lock(&ctlr->ctlr_mutex); switch (ctlr_dev->mode) { @@ -2918,7 +2888,5 @@ void fcoe_ctlr_set_fip_mode(struct fcoe_ctlr_device *ctlr_dev) } mutex_unlock(&ctlr->ctlr_mutex); - - fcoe_ctlr_mode_set(lport, ctlr, ctlr->mode); } EXPORT_SYMBOL(fcoe_ctlr_set_fip_mode); diff --git a/trunk/drivers/scsi/libfc/fc_disc.c b/trunk/drivers/scsi/libfc/fc_disc.c index 880a9068ca12..8e561e6a557c 100644 --- a/trunk/drivers/scsi/libfc/fc_disc.c +++ b/trunk/drivers/scsi/libfc/fc_disc.c @@ -712,13 +712,12 @@ static void fc_disc_stop_final(struct fc_lport *lport) } /** - * fc_disc_config() - Configure the discovery layer for a local port - * @lport: The local port that needs the discovery layer to be configured - * @priv: Private data structre for users of the discovery layer + * fc_disc_init() - Initialize the discovery layer for a local port + * @lport: The local port that needs the discovery layer to be initialized */ -void fc_disc_config(struct fc_lport *lport, void *priv) +int fc_disc_init(struct fc_lport *lport) { - struct fc_disc *disc = &lport->disc; + struct fc_disc *disc; if (!lport->tt.disc_start) lport->tt.disc_start = fc_disc_start; @@ -733,21 +732,12 @@ void fc_disc_config(struct fc_lport *lport, void *priv) lport->tt.disc_recv_req = fc_disc_recv_req; disc = &lport->disc; - - disc->priv = priv; -} -EXPORT_SYMBOL(fc_disc_config); - -/** - * fc_disc_init() - Initialize the discovery layer for a local port - * @lport: The local port that needs the discovery layer to be initialized - */ -void fc_disc_init(struct fc_lport *lport) -{ - struct fc_disc *disc = &lport->disc; - INIT_DELAYED_WORK(&disc->disc_work, fc_disc_timeout); mutex_init(&disc->disc_mutex); INIT_LIST_HEAD(&disc->rports); + + disc->priv = lport; + + return 0; } EXPORT_SYMBOL(fc_disc_init); diff --git a/trunk/drivers/spi/Kconfig b/trunk/drivers/spi/Kconfig index 2be0de920d67..f80eee74a311 100644 --- a/trunk/drivers/spi/Kconfig +++ b/trunk/drivers/spi/Kconfig @@ -55,7 +55,6 @@ comment "SPI Master Controller Drivers" config SPI_ALTERA tristate "Altera SPI Controller" - depends on GENERIC_HARDIRQS select SPI_BITBANG help This is the driver for the Altera SPI Controller. @@ -311,7 +310,7 @@ config SPI_PXA2XX_DMA config SPI_PXA2XX tristate "PXA2xx SSP SPI master" - depends on (ARCH_PXA || PCI || ACPI) && GENERIC_HARDIRQS + depends on ARCH_PXA || PCI || ACPI select PXA_SSP if ARCH_PXA help This enables using a PXA2xx or Sodaville SSP port as a SPI master diff --git a/trunk/drivers/spi/spi-bcm63xx.c b/trunk/drivers/spi/spi-bcm63xx.c index d7df435d962e..9578af782a77 100644 --- a/trunk/drivers/spi/spi-bcm63xx.c +++ b/trunk/drivers/spi/spi-bcm63xx.c @@ -152,6 +152,7 @@ static void bcm63xx_spi_setup_transfer(struct spi_device *spi, static int bcm63xx_spi_setup(struct spi_device *spi) { struct bcm63xx_spi *bs; + int ret; bs = spi_master_get_devdata(spi->master); @@ -489,7 +490,7 @@ static int bcm63xx_spi_probe(struct platform_device *pdev) default: dev_err(dev, "unsupported MSG_CTL width: %d\n", bs->msg_ctl_width); - goto out_err; + goto out_clk_disable; } /* Initialize hardware */ diff --git a/trunk/drivers/spi/spi-mpc512x-psc.c b/trunk/drivers/spi/spi-mpc512x-psc.c index 3e490ee7f275..89480b281d74 100644 --- a/trunk/drivers/spi/spi-mpc512x-psc.c +++ b/trunk/drivers/spi/spi-mpc512x-psc.c @@ -164,7 +164,7 @@ static int mpc512x_psc_spi_transfer_rxtx(struct spi_device *spi, for (i = count; i > 0; i--) { data = tx_buf ? *tx_buf++ : 0; - if (len == EOFBYTE && t->cs_change) + if (len == EOFBYTE) setbits32(&fifo->txcmd, MPC512x_PSC_FIFO_EOF); out_8(&fifo->txdata_8, data); len--; diff --git a/trunk/drivers/spi/spi-pxa2xx.c b/trunk/drivers/spi/spi-pxa2xx.c index 810413883c79..90b27a3508a6 100644 --- a/trunk/drivers/spi/spi-pxa2xx.c +++ b/trunk/drivers/spi/spi-pxa2xx.c @@ -1168,6 +1168,7 @@ static int pxa2xx_spi_probe(struct platform_device *pdev) master->dev.parent = &pdev->dev; master->dev.of_node = pdev->dev.of_node; + ACPI_HANDLE_SET(&master->dev, ACPI_HANDLE(&pdev->dev)); /* the spi->mode bits understood by this driver: */ master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LOOP; diff --git a/trunk/drivers/spi/spi-s3c64xx.c b/trunk/drivers/spi/spi-s3c64xx.c index 4188b2faac5c..e862ab8853aa 100644 --- a/trunk/drivers/spi/spi-s3c64xx.c +++ b/trunk/drivers/spi/spi-s3c64xx.c @@ -994,30 +994,25 @@ static irqreturn_t s3c64xx_spi_irq(int irq, void *data) { struct s3c64xx_spi_driver_data *sdd = data; struct spi_master *spi = sdd->master; - unsigned int val, clr = 0; + unsigned int val; - val = readl(sdd->regs + S3C64XX_SPI_STATUS); + val = readl(sdd->regs + S3C64XX_SPI_PENDING_CLR); - if (val & S3C64XX_SPI_ST_RX_OVERRUN_ERR) { - clr = S3C64XX_SPI_PND_RX_OVERRUN_CLR; + val &= S3C64XX_SPI_PND_RX_OVERRUN_CLR | + S3C64XX_SPI_PND_RX_UNDERRUN_CLR | + S3C64XX_SPI_PND_TX_OVERRUN_CLR | + S3C64XX_SPI_PND_TX_UNDERRUN_CLR; + + writel(val, sdd->regs + S3C64XX_SPI_PENDING_CLR); + + if (val & S3C64XX_SPI_PND_RX_OVERRUN_CLR) dev_err(&spi->dev, "RX overrun\n"); - } - if (val & S3C64XX_SPI_ST_RX_UNDERRUN_ERR) { - clr |= S3C64XX_SPI_PND_RX_UNDERRUN_CLR; + if (val & S3C64XX_SPI_PND_RX_UNDERRUN_CLR) dev_err(&spi->dev, "RX underrun\n"); - } - if (val & S3C64XX_SPI_ST_TX_OVERRUN_ERR) { - clr |= S3C64XX_SPI_PND_TX_OVERRUN_CLR; + if (val & S3C64XX_SPI_PND_TX_OVERRUN_CLR) dev_err(&spi->dev, "TX overrun\n"); - } - if (val & S3C64XX_SPI_ST_TX_UNDERRUN_ERR) { - clr |= S3C64XX_SPI_PND_TX_UNDERRUN_CLR; + if (val & S3C64XX_SPI_PND_TX_UNDERRUN_CLR) dev_err(&spi->dev, "TX underrun\n"); - } - - /* Clear the pending irq by setting and then clearing it */ - writel(clr, sdd->regs + S3C64XX_SPI_PENDING_CLR); - writel(0, sdd->regs + S3C64XX_SPI_PENDING_CLR); return IRQ_HANDLED; } @@ -1041,13 +1036,9 @@ static void s3c64xx_spi_hwinit(struct s3c64xx_spi_driver_data *sdd, int channel) writel(0, regs + S3C64XX_SPI_MODE_CFG); writel(0, regs + S3C64XX_SPI_PACKET_CNT); - /* Clear any irq pending bits, should set and clear the bits */ - val = S3C64XX_SPI_PND_RX_OVERRUN_CLR | - S3C64XX_SPI_PND_RX_UNDERRUN_CLR | - S3C64XX_SPI_PND_TX_OVERRUN_CLR | - S3C64XX_SPI_PND_TX_UNDERRUN_CLR; - writel(val, regs + S3C64XX_SPI_PENDING_CLR); - writel(0, regs + S3C64XX_SPI_PENDING_CLR); + /* Clear any irq pending bits */ + writel(readl(regs + S3C64XX_SPI_PENDING_CLR), + regs + S3C64XX_SPI_PENDING_CLR); writel(0, regs + S3C64XX_SPI_SWAP_CFG); diff --git a/trunk/drivers/spi/spi-tegra20-slink.c b/trunk/drivers/spi/spi-tegra20-slink.c index a829563f4713..b8698b389ef3 100644 --- a/trunk/drivers/spi/spi-tegra20-slink.c +++ b/trunk/drivers/spi/spi-tegra20-slink.c @@ -858,6 +858,21 @@ static int tegra_slink_setup(struct spi_device *spi) return 0; } +static int tegra_slink_prepare_transfer(struct spi_master *master) +{ + struct tegra_slink_data *tspi = spi_master_get_devdata(master); + + return pm_runtime_get_sync(tspi->dev); +} + +static int tegra_slink_unprepare_transfer(struct spi_master *master) +{ + struct tegra_slink_data *tspi = spi_master_get_devdata(master); + + pm_runtime_put(tspi->dev); + return 0; +} + static int tegra_slink_transfer_one_message(struct spi_master *master, struct spi_message *msg) { @@ -870,12 +885,6 @@ static int tegra_slink_transfer_one_message(struct spi_master *master, msg->status = 0; msg->actual_length = 0; - ret = pm_runtime_get_sync(tspi->dev); - if (ret < 0) { - dev_err(tspi->dev, "runtime get failed: %d\n", ret); - goto done; - } - single_xfer = list_is_singular(&msg->transfers); list_for_each_entry(xfer, &msg->transfers, transfer_list) { INIT_COMPLETION(tspi->xfer_completion); @@ -912,8 +921,6 @@ static int tegra_slink_transfer_one_message(struct spi_master *master, exit: tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND); tegra_slink_writel(tspi, tspi->def_command2_reg, SLINK_COMMAND2); - pm_runtime_put(tspi->dev); -done: msg->status = ret; spi_finalize_current_message(master); return ret; @@ -1141,7 +1148,9 @@ static int tegra_slink_probe(struct platform_device *pdev) /* the spi->mode bits understood by this driver: */ master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH; master->setup = tegra_slink_setup; + master->prepare_transfer_hardware = tegra_slink_prepare_transfer; master->transfer_one_message = tegra_slink_transfer_one_message; + master->unprepare_transfer_hardware = tegra_slink_unprepare_transfer; master->num_chipselect = MAX_CHIP_SELECT; master->bus_num = -1; diff --git a/trunk/drivers/spi/spi.c b/trunk/drivers/spi/spi.c index 004b10f184d4..f996c600eb8c 100644 --- a/trunk/drivers/spi/spi.c +++ b/trunk/drivers/spi/spi.c @@ -543,16 +543,17 @@ static void spi_pump_messages(struct kthread_work *work) /* Lock queue and check for queue work */ spin_lock_irqsave(&master->queue_lock, flags); if (list_empty(&master->queue) || !master->running) { - if (!master->busy) { - spin_unlock_irqrestore(&master->queue_lock, flags); - return; + if (master->busy && master->unprepare_transfer_hardware) { + ret = master->unprepare_transfer_hardware(master); + if (ret) { + spin_unlock_irqrestore(&master->queue_lock, flags); + dev_err(&master->dev, + "failed to unprepare transfer hardware\n"); + return; + } } master->busy = false; spin_unlock_irqrestore(&master->queue_lock, flags); - if (master->unprepare_transfer_hardware && - master->unprepare_transfer_hardware(master)) - dev_err(&master->dev, - "failed to unprepare transfer hardware\n"); return; } @@ -983,7 +984,7 @@ static void acpi_register_spi_devices(struct spi_master *master) acpi_status status; acpi_handle handle; - handle = ACPI_HANDLE(master->dev.parent); + handle = ACPI_HANDLE(&master->dev); if (!handle) return; diff --git a/trunk/drivers/staging/comedi/drivers/s626.c b/trunk/drivers/staging/comedi/drivers/s626.c index 71a73ec5af8d..81a1fe661579 100644 --- a/trunk/drivers/staging/comedi/drivers/s626.c +++ b/trunk/drivers/staging/comedi/drivers/s626.c @@ -1483,7 +1483,7 @@ static int s626_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) case TRIG_NONE: /* continous acquisition */ devpriv->ai_continous = 1; - devpriv->ai_sample_count = 1; + devpriv->ai_sample_count = 0; break; } diff --git a/trunk/drivers/staging/zcache/Kconfig b/trunk/drivers/staging/zcache/Kconfig index 5c3714530961..73582705e8c5 100644 --- a/trunk/drivers/staging/zcache/Kconfig +++ b/trunk/drivers/staging/zcache/Kconfig @@ -15,7 +15,7 @@ config RAMSTER depends on CONFIGFS_FS=y && SYSFS=y && !HIGHMEM && ZCACHE=y depends on NET # must ensure struct page is 8-byte aligned - select HAVE_ALIGNED_STRUCT_PAGE if !64BIT + select HAVE_ALIGNED_STRUCT_PAGE if !64_BIT default n help RAMster allows RAM on other machines in a cluster to be utilized diff --git a/trunk/drivers/target/target_core_transport.c b/trunk/drivers/target/target_core_transport.c index 3243ea790eab..2030b608136d 100644 --- a/trunk/drivers/target/target_core_transport.c +++ b/trunk/drivers/target/target_core_transport.c @@ -1139,10 +1139,8 @@ target_setup_cmd_from_cdb(struct se_cmd *cmd, unsigned char *cdb) return ret; ret = target_check_reservation(cmd); - if (ret) { - cmd->scsi_status = SAM_STAT_RESERVATION_CONFLICT; + if (ret) return ret; - } ret = dev->transport->parse_cdb(cmd); if (ret) diff --git a/trunk/drivers/tty/serial/8250/8250_core.c b/trunk/drivers/tty/serial/8250/8250.c similarity index 99% rename from trunk/drivers/tty/serial/8250/8250_core.c rename to trunk/drivers/tty/serial/8250/8250.c index 35f9c96aada9..cf6a5383748a 100644 --- a/trunk/drivers/tty/serial/8250/8250_core.c +++ b/trunk/drivers/tty/serial/8250/8250.c @@ -3418,7 +3418,6 @@ MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA"); #endif MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR); -#ifdef CONFIG_SERIAL_8250_DEPRECATED_OPTIONS #ifndef MODULE /* This module was renamed to 8250_core in 3.7. Keep the old "8250" name * working as well for the module options so we don't break people. We @@ -3433,7 +3432,7 @@ MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR); static void __used s8250_options(void) { #undef MODULE_PARAM_PREFIX -#define MODULE_PARAM_PREFIX "8250_core." +#define MODULE_PARAM_PREFIX "8250." module_param_cb(share_irqs, ¶m_ops_uint, &share_irqs, 0644); module_param_cb(nr_uarts, ¶m_ops_uint, &nr_uarts, 0644); @@ -3445,6 +3444,5 @@ static void __used s8250_options(void) #endif } #else -MODULE_ALIAS("8250_core"); -#endif +MODULE_ALIAS("8250"); #endif diff --git a/trunk/drivers/tty/serial/8250/8250_pci.c b/trunk/drivers/tty/serial/8250/8250_pci.c index 26e3a97ab157..aa76825229dc 100644 --- a/trunk/drivers/tty/serial/8250/8250_pci.c +++ b/trunk/drivers/tty/serial/8250/8250_pci.c @@ -1554,7 +1554,6 @@ pci_wch_ch353_setup(struct serial_private *priv, #define PCI_DEVICE_ID_PLX_CRONYX_OMEGA 0xc001 #define PCI_DEVICE_ID_INTEL_PATSBURG_KT 0x1d3d #define PCI_VENDOR_ID_WCH 0x4348 -#define PCI_DEVICE_ID_WCH_CH352_2S 0x3253 #define PCI_DEVICE_ID_WCH_CH353_4S 0x3453 #define PCI_DEVICE_ID_WCH_CH353_2S1PF 0x5046 #define PCI_DEVICE_ID_WCH_CH353_2S1P 0x7053 @@ -2173,14 +2172,6 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { .subdevice = PCI_ANY_ID, .setup = pci_wch_ch353_setup, }, - /* WCH CH352 2S card (16550 clone) */ - { - .vendor = PCI_VENDOR_ID_WCH, - .device = PCI_DEVICE_ID_WCH_CH352_2S, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .setup = pci_wch_ch353_setup, - }, /* * ASIX devices with FIFO bug */ @@ -4879,10 +4870,6 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, pbn_b0_bt_2_115200 }, - { PCI_VENDOR_ID_WCH, PCI_DEVICE_ID_WCH_CH352_2S, - PCI_ANY_ID, PCI_ANY_ID, - 0, 0, pbn_b0_bt_2_115200 }, - /* * Commtech, Inc. Fastcom adapters */ diff --git a/trunk/drivers/tty/serial/8250/Kconfig b/trunk/drivers/tty/serial/8250/Kconfig index 80fe91e64a52..2ef9537bcb2c 100644 --- a/trunk/drivers/tty/serial/8250/Kconfig +++ b/trunk/drivers/tty/serial/8250/Kconfig @@ -33,23 +33,6 @@ config SERIAL_8250 Most people will say Y or M here, so that they can use serial mice, modems and similar devices connecting to the standard serial ports. -config SERIAL_8250_DEPRECATED_OPTIONS - bool "Support 8250_core.* kernel options (DEPRECATED)" - depends on SERIAL_8250 - default y - ---help--- - In 3.7 we renamed 8250 to 8250_core by mistake, so now we have to - accept kernel parameters in both forms like 8250_core.nr_uarts=4 and - 8250.nr_uarts=4. We now renamed the module back to 8250, but if - anybody noticed in 3.7 and changed their userspace we still have to - keep the 8350_core.* options around until they revert the changes - they already did. - - If 8250 is built as a module, this adds 8250_core alias instead. - - If you did not notice yet and/or you have userspace from pre-3.7, it - is safe (and recommended) to say N here. - config SERIAL_8250_PNP bool "8250/16550 PNP device support" if EXPERT depends on SERIAL_8250 && PNP diff --git a/trunk/drivers/tty/serial/8250/Makefile b/trunk/drivers/tty/serial/8250/Makefile index 36d68d054307..a23838a4d535 100644 --- a/trunk/drivers/tty/serial/8250/Makefile +++ b/trunk/drivers/tty/serial/8250/Makefile @@ -2,10 +2,10 @@ # Makefile for the 8250 serial device drivers. # -obj-$(CONFIG_SERIAL_8250) += 8250.o -8250-y := 8250_core.o -8250-$(CONFIG_SERIAL_8250_PNP) += 8250_pnp.o -8250-$(CONFIG_SERIAL_8250_DMA) += 8250_dma.o +obj-$(CONFIG_SERIAL_8250) += 8250_core.o +8250_core-y := 8250.o +8250_core-$(CONFIG_SERIAL_8250_PNP) += 8250_pnp.o +8250_core-$(CONFIG_SERIAL_8250_DMA) += 8250_dma.o obj-$(CONFIG_SERIAL_8250_GSC) += 8250_gsc.o obj-$(CONFIG_SERIAL_8250_PCI) += 8250_pci.o obj-$(CONFIG_SERIAL_8250_HP300) += 8250_hp300.o diff --git a/trunk/drivers/tty/serial/atmel_serial.c b/trunk/drivers/tty/serial/atmel_serial.c index 3467462869ce..d4a7c241b751 100644 --- a/trunk/drivers/tty/serial/atmel_serial.c +++ b/trunk/drivers/tty/serial/atmel_serial.c @@ -158,7 +158,7 @@ struct atmel_uart_port { }; static struct atmel_uart_port atmel_ports[ATMEL_MAX_UART]; -static DECLARE_BITMAP(atmel_ports_in_use, ATMEL_MAX_UART); +static unsigned long atmel_ports_in_use; #ifdef SUPPORT_SYSRQ static struct console atmel_console; @@ -1769,14 +1769,15 @@ static int atmel_serial_probe(struct platform_device *pdev) if (ret < 0) /* port id not found in platform data nor device-tree aliases: * auto-enumerate it */ - ret = find_first_zero_bit(atmel_ports_in_use, ATMEL_MAX_UART); + ret = find_first_zero_bit(&atmel_ports_in_use, + sizeof(atmel_ports_in_use)); - if (ret >= ATMEL_MAX_UART) { + if (ret > ATMEL_MAX_UART) { ret = -ENODEV; goto err; } - if (test_and_set_bit(ret, atmel_ports_in_use)) { + if (test_and_set_bit(ret, &atmel_ports_in_use)) { /* port already in use */ ret = -EBUSY; goto err; @@ -1856,7 +1857,7 @@ static int atmel_serial_remove(struct platform_device *pdev) /* "port" is allocated statically, so we shouldn't free it */ - clear_bit(port->line, atmel_ports_in_use); + clear_bit(port->line, &atmel_ports_in_use); clk_put(atmel_port->clk); diff --git a/trunk/drivers/tty/serial/xilinx_uartps.c b/trunk/drivers/tty/serial/xilinx_uartps.c index f36bbba1ac8b..ba451c7209fc 100644 --- a/trunk/drivers/tty/serial/xilinx_uartps.c +++ b/trunk/drivers/tty/serial/xilinx_uartps.c @@ -578,8 +578,6 @@ static int xuartps_startup(struct uart_port *port) /* Receive Timeout register is enabled with value of 10 */ xuartps_writel(10, XUARTPS_RXTOUT_OFFSET); - /* Clear out any pending interrupts before enabling them */ - xuartps_writel(xuartps_readl(XUARTPS_ISR_OFFSET), XUARTPS_ISR_OFFSET); /* Set the Interrupt Registers with desired interrupts */ xuartps_writel(XUARTPS_IXR_TXEMPTY | XUARTPS_IXR_PARITY | diff --git a/trunk/drivers/tty/vt/vc_screen.c b/trunk/drivers/tty/vt/vc_screen.c index d7799deacb21..e4ca345873c3 100644 --- a/trunk/drivers/tty/vt/vc_screen.c +++ b/trunk/drivers/tty/vt/vc_screen.c @@ -93,7 +93,7 @@ vcs_poll_data_free(struct vcs_poll_data *poll) static struct vcs_poll_data * vcs_poll_data_get(struct file *file) { - struct vcs_poll_data *poll = file->private_data, *kill = NULL; + struct vcs_poll_data *poll = file->private_data; if (poll) return poll; @@ -122,12 +122,10 @@ vcs_poll_data_get(struct file *file) file->private_data = poll; } else { /* someone else raced ahead of us */ - kill = poll; + vcs_poll_data_free(poll); poll = file->private_data; } spin_unlock(&file->f_lock); - if (kill) - vcs_poll_data_free(kill); return poll; } diff --git a/trunk/drivers/usb/core/hcd.c b/trunk/drivers/usb/core/hcd.c index f9ec44cbb82f..99b34a30354f 100644 --- a/trunk/drivers/usb/core/hcd.c +++ b/trunk/drivers/usb/core/hcd.c @@ -2412,14 +2412,6 @@ int usb_hcd_is_primary_hcd(struct usb_hcd *hcd) } EXPORT_SYMBOL_GPL(usb_hcd_is_primary_hcd); -int usb_hcd_find_raw_port_number(struct usb_hcd *hcd, int port1) -{ - if (!hcd->driver->find_raw_port_number) - return port1; - - return hcd->driver->find_raw_port_number(hcd, port1); -} - static int usb_hcd_request_irqs(struct usb_hcd *hcd, unsigned int irqnum, unsigned long irqflags) { diff --git a/trunk/drivers/usb/core/port.c b/trunk/drivers/usb/core/port.c index 65d4e55552c6..797f9d514732 100644 --- a/trunk/drivers/usb/core/port.c +++ b/trunk/drivers/usb/core/port.c @@ -67,6 +67,7 @@ static void usb_port_device_release(struct device *dev) { struct usb_port *port_dev = to_usb_port(dev); + dev_pm_qos_hide_flags(dev); kfree(port_dev); } diff --git a/trunk/drivers/usb/core/usb-acpi.c b/trunk/drivers/usb/core/usb-acpi.c index 255c14464bf2..b6f4bad3f756 100644 --- a/trunk/drivers/usb/core/usb-acpi.c +++ b/trunk/drivers/usb/core/usb-acpi.c @@ -15,7 +15,6 @@ #include #include #include -#include #include #include "usb.h" @@ -189,13 +188,8 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle) * connected to. */ if (!udev->parent) { - struct usb_hcd *hcd = bus_to_hcd(udev->bus); - int raw_port_num; - - raw_port_num = usb_hcd_find_raw_port_number(hcd, - port_num); *handle = acpi_get_child(DEVICE_ACPI_HANDLE(&udev->dev), - raw_port_num); + port_num); if (!*handle) return -ENODEV; } else { diff --git a/trunk/drivers/usb/gadget/Kconfig b/trunk/drivers/usb/gadget/Kconfig index c7525b1cad74..5a0c541daf89 100644 --- a/trunk/drivers/usb/gadget/Kconfig +++ b/trunk/drivers/usb/gadget/Kconfig @@ -145,7 +145,6 @@ config USB_LPC32XX tristate "LPC32XX USB Peripheral Controller" depends on ARCH_LPC32XX select USB_ISP1301 - select USB_OTG_UTILS help This option selects the USB device controller in the LPC32xx SoC. diff --git a/trunk/drivers/usb/host/ehci-sched.c b/trunk/drivers/usb/host/ehci-sched.c index 010f686d8881..b476daf49f6f 100644 --- a/trunk/drivers/usb/host/ehci-sched.c +++ b/trunk/drivers/usb/host/ehci-sched.c @@ -1214,7 +1214,6 @@ itd_urb_transaction ( memset (itd, 0, sizeof *itd); itd->itd_dma = itd_dma; - itd->frame = 9999; /* an invalid value */ list_add (&itd->itd_list, &sched->td_list); } spin_unlock_irqrestore (&ehci->lock, flags); @@ -1916,7 +1915,6 @@ sitd_urb_transaction ( memset (sitd, 0, sizeof *sitd); sitd->sitd_dma = sitd_dma; - sitd->frame = 9999; /* an invalid value */ list_add (&sitd->sitd_list, &iso_sched->td_list); } diff --git a/trunk/drivers/usb/host/xhci-mem.c b/trunk/drivers/usb/host/xhci-mem.c index 6dc238c592bc..35616ffbe3ae 100644 --- a/trunk/drivers/usb/host/xhci-mem.c +++ b/trunk/drivers/usb/host/xhci-mem.c @@ -1022,24 +1022,44 @@ void xhci_copy_ep0_dequeue_into_input_ctx(struct xhci_hcd *xhci, * is attached to (or the roothub port its ancestor hub is attached to). All we * know is the index of that port under either the USB 2.0 or the USB 3.0 * roothub, but that doesn't give us the real index into the HW port status - * registers. Call xhci_find_raw_port_number() to get real index. + * registers. Scan through the xHCI roothub port array, looking for the Nth + * entry of the correct port speed. Return the port number of that entry. */ static u32 xhci_find_real_port_number(struct xhci_hcd *xhci, struct usb_device *udev) { struct usb_device *top_dev; - struct usb_hcd *hcd; - - if (udev->speed == USB_SPEED_SUPER) - hcd = xhci->shared_hcd; - else - hcd = xhci->main_hcd; + unsigned int num_similar_speed_ports; + unsigned int faked_port_num; + int i; for (top_dev = udev; top_dev->parent && top_dev->parent->parent; top_dev = top_dev->parent) /* Found device below root hub */; + faked_port_num = top_dev->portnum; + for (i = 0, num_similar_speed_ports = 0; + i < HCS_MAX_PORTS(xhci->hcs_params1); i++) { + u8 port_speed = xhci->port_array[i]; + + /* + * Skip ports that don't have known speeds, or have duplicate + * Extended Capabilities port speed entries. + */ + if (port_speed == 0 || port_speed == DUPLICATE_ENTRY) + continue; - return xhci_find_raw_port_number(hcd, top_dev->portnum); + /* + * USB 3.0 ports are always under a USB 3.0 hub. USB 2.0 and + * 1.1 ports are under the USB 2.0 hub. If the port speed + * matches the device speed, it's a similar speed port. + */ + if ((port_speed == 0x03) == (udev->speed == USB_SPEED_SUPER)) + num_similar_speed_ports++; + if (num_similar_speed_ports == faked_port_num) + /* Roothub ports are numbered from 1 to N */ + return i+1; + } + return 0; } /* Setup an xHCI virtual device for a Set Address command */ diff --git a/trunk/drivers/usb/host/xhci-pci.c b/trunk/drivers/usb/host/xhci-pci.c index 1a30c380043c..af259e0ec172 100644 --- a/trunk/drivers/usb/host/xhci-pci.c +++ b/trunk/drivers/usb/host/xhci-pci.c @@ -313,7 +313,6 @@ static const struct hc_driver xhci_pci_hc_driver = { .set_usb2_hw_lpm = xhci_set_usb2_hardware_lpm, .enable_usb3_lpm_timeout = xhci_enable_usb3_lpm_timeout, .disable_usb3_lpm_timeout = xhci_disable_usb3_lpm_timeout, - .find_raw_port_number = xhci_find_raw_port_number, }; /*-------------------------------------------------------------------------*/ diff --git a/trunk/drivers/usb/host/xhci-ring.c b/trunk/drivers/usb/host/xhci-ring.c index 1969c001b3f9..882875465301 100644 --- a/trunk/drivers/usb/host/xhci-ring.c +++ b/trunk/drivers/usb/host/xhci-ring.c @@ -1599,20 +1599,14 @@ static void handle_port_status(struct xhci_hcd *xhci, max_ports = HCS_MAX_PORTS(xhci->hcs_params1); if ((port_id <= 0) || (port_id > max_ports)) { xhci_warn(xhci, "Invalid port id %d\n", port_id); - inc_deq(xhci, xhci->event_ring); - return; + bogus_port_status = true; + goto cleanup; } /* Figure out which usb_hcd this port is attached to: * is it a USB 3.0 port or a USB 2.0/1.1 port? */ major_revision = xhci->port_array[port_id - 1]; - - /* Find the right roothub. */ - hcd = xhci_to_hcd(xhci); - if ((major_revision == 0x03) != (hcd->speed == HCD_USB3)) - hcd = xhci->shared_hcd; - if (major_revision == 0) { xhci_warn(xhci, "Event for port %u not in " "Extended Capabilities, ignoring.\n", @@ -1635,6 +1629,10 @@ static void handle_port_status(struct xhci_hcd *xhci, * into the index into the ports on the correct split roothub, and the * correct bus_state structure. */ + /* Find the right roothub. */ + hcd = xhci_to_hcd(xhci); + if ((major_revision == 0x03) != (hcd->speed == HCD_USB3)) + hcd = xhci->shared_hcd; bus_state = &xhci->bus_state[hcd_index(hcd)]; if (hcd->speed == HCD_USB3) port_array = xhci->usb3_ports; @@ -2029,8 +2027,8 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td, if (event_trb != ep_ring->dequeue && event_trb != td->last_trb) td->urb->actual_length = - td->urb->transfer_buffer_length - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + td->urb->transfer_buffer_length + - TRB_LEN(le32_to_cpu(event->transfer_len)); else td->urb->actual_length = 0; @@ -2062,7 +2060,7 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td, /* Maybe the event was for the data stage? */ td->urb->actual_length = td->urb->transfer_buffer_length - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); xhci_dbg(xhci, "Waiting for status " "stage event\n"); return 0; @@ -2098,7 +2096,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, /* handle completion code */ switch (trb_comp_code) { case COMP_SUCCESS: - if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) { + if (TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) { frame->status = 0; break; } @@ -2143,7 +2141,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, len += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])); } len += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])) - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); if (trb_comp_code != COMP_STOP_INVAL) { frame->actual_length = len; @@ -2201,7 +2199,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, case COMP_SUCCESS: /* Double check that the HW transferred everything. */ if (event_trb != td->last_trb || - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { + TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { xhci_warn(xhci, "WARN Successful completion " "on short TX\n"); if (td->urb->transfer_flags & URB_SHORT_NOT_OK) @@ -2229,18 +2227,18 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, "%d bytes untransferred\n", td->urb->ep->desc.bEndpointAddress, td->urb->transfer_buffer_length, - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len))); + TRB_LEN(le32_to_cpu(event->transfer_len))); /* Fast path - was this the last TRB in the TD for this URB? */ if (event_trb == td->last_trb) { - if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { + if (TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { td->urb->actual_length = td->urb->transfer_buffer_length - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); if (td->urb->transfer_buffer_length < td->urb->actual_length) { xhci_warn(xhci, "HC gave bad length " "of %d bytes left\n", - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len))); + TRB_LEN(le32_to_cpu(event->transfer_len))); td->urb->actual_length = 0; if (td->urb->transfer_flags & URB_SHORT_NOT_OK) *status = -EREMOTEIO; @@ -2282,7 +2280,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, if (trb_comp_code != COMP_STOP_INVAL) td->urb->actual_length += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])) - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); } return finish_td(xhci, td, event_trb, event, ep, status, false); @@ -2370,7 +2368,7 @@ static int handle_tx_event(struct xhci_hcd *xhci, * transfer type */ case COMP_SUCCESS: - if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) + if (TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) break; if (xhci->quirks & XHCI_TRUST_TX_LENGTH) trb_comp_code = COMP_SHORT_TX; @@ -2463,21 +2461,14 @@ static int handle_tx_event(struct xhci_hcd *xhci, * TD list. */ if (list_empty(&ep_ring->td_list)) { - /* - * A stopped endpoint may generate an extra completion - * event if the device was suspended. Don't print - * warnings. - */ - if (!(trb_comp_code == COMP_STOP || - trb_comp_code == COMP_STOP_INVAL)) { - xhci_warn(xhci, "WARN Event TRB for slot %d ep %d with no TDs queued?\n", - TRB_TO_SLOT_ID(le32_to_cpu(event->flags)), - ep_index); - xhci_dbg(xhci, "Event TRB with TRB type ID %u\n", - (le32_to_cpu(event->flags) & - TRB_TYPE_BITMASK)>>10); - xhci_print_trb_offsets(xhci, (union xhci_trb *) event); - } + xhci_warn(xhci, "WARN Event TRB for slot %d ep %d " + "with no TDs queued?\n", + TRB_TO_SLOT_ID(le32_to_cpu(event->flags)), + ep_index); + xhci_dbg(xhci, "Event TRB with TRB type ID %u\n", + (le32_to_cpu(event->flags) & + TRB_TYPE_BITMASK)>>10); + xhci_print_trb_offsets(xhci, (union xhci_trb *) event); if (ep->skip) { ep->skip = false; xhci_dbg(xhci, "td_list is empty while skip " diff --git a/trunk/drivers/usb/host/xhci.c b/trunk/drivers/usb/host/xhci.c index 53b8f89a0b1c..849470b18831 100644 --- a/trunk/drivers/usb/host/xhci.c +++ b/trunk/drivers/usb/host/xhci.c @@ -3779,28 +3779,6 @@ int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev) return 0; } -/* - * Transfer the port index into real index in the HW port status - * registers. Caculate offset between the port's PORTSC register - * and port status base. Divide the number of per port register - * to get the real index. The raw port number bases 1. - */ -int xhci_find_raw_port_number(struct usb_hcd *hcd, int port1) -{ - struct xhci_hcd *xhci = hcd_to_xhci(hcd); - __le32 __iomem *base_addr = &xhci->op_regs->port_status_base; - __le32 __iomem *addr; - int raw_port; - - if (hcd->speed != HCD_USB3) - addr = xhci->usb2_ports[port1 - 1]; - else - addr = xhci->usb3_ports[port1 - 1]; - - raw_port = (addr - base_addr)/NUM_PORT_REGS + 1; - return raw_port; -} - #ifdef CONFIG_USB_SUSPEND /* BESL to HIRD Encoding array for USB2 LPM */ diff --git a/trunk/drivers/usb/host/xhci.h b/trunk/drivers/usb/host/xhci.h index 63582719e0fb..2c510e4a7d4c 100644 --- a/trunk/drivers/usb/host/xhci.h +++ b/trunk/drivers/usb/host/xhci.h @@ -972,10 +972,6 @@ struct xhci_transfer_event { __le32 flags; }; -/* Transfer event TRB length bit mask */ -/* bits 0:23 */ -#define EVENT_TRB_LEN(p) ((p) & 0xffffff) - /** Transfer Event bit fields **/ #define TRB_TO_EP_ID(p) (((p) >> 16) & 0x1f) @@ -1833,7 +1829,6 @@ void xhci_test_and_clear_bit(struct xhci_hcd *xhci, __le32 __iomem **port_array, int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex, char *buf, u16 wLength); int xhci_hub_status_data(struct usb_hcd *hcd, char *buf); -int xhci_find_raw_port_number(struct usb_hcd *hcd, int port1); #ifdef CONFIG_PM int xhci_bus_suspend(struct usb_hcd *hcd); diff --git a/trunk/drivers/usb/phy/Kconfig b/trunk/drivers/usb/phy/Kconfig index 90549382eba5..65217a590068 100644 --- a/trunk/drivers/usb/phy/Kconfig +++ b/trunk/drivers/usb/phy/Kconfig @@ -38,7 +38,6 @@ config USB_ISP1301 tristate "NXP ISP1301 USB transceiver support" depends on USB || USB_GADGET depends on I2C - select USB_OTG_UTILS help Say Y here to add support for the NXP ISP1301 USB transceiver driver. This chip is typically used as USB transceiver for USB host, gadget diff --git a/trunk/drivers/usb/serial/ftdi_sio.c b/trunk/drivers/usb/serial/ftdi_sio.c index 9886180e45f1..d4809d551473 100644 --- a/trunk/drivers/usb/serial/ftdi_sio.c +++ b/trunk/drivers/usb/serial/ftdi_sio.c @@ -640,7 +640,6 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) }, { USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) }, { USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) }, - { USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) }, { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) }, { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) }, { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) }, diff --git a/trunk/drivers/usb/serial/ftdi_sio_ids.h b/trunk/drivers/usb/serial/ftdi_sio_ids.h index e79861eeed4c..9d359e189a64 100644 --- a/trunk/drivers/usb/serial/ftdi_sio_ids.h +++ b/trunk/drivers/usb/serial/ftdi_sio_ids.h @@ -583,13 +583,6 @@ #define CONTEC_VID 0x06CE /* Vendor ID */ #define CONTEC_COM1USBH_PID 0x8311 /* COM-1(USB)H */ -/* - * Mitsubishi Electric Corp. (http://www.meau.com) - * Submitted by Konstantin Holoborodko - */ -#define MITSUBISHI_VID 0x06D3 -#define MITSUBISHI_FXUSB_PID 0x0284 /* USB/RS422 converters: FX-USB-AW/-BD */ - /* * Definitions for B&B Electronics products. */ diff --git a/trunk/drivers/usb/serial/usb-serial.c b/trunk/drivers/usb/serial/usb-serial.c index 5d9b178484fd..2e70efa08b77 100644 --- a/trunk/drivers/usb/serial/usb-serial.c +++ b/trunk/drivers/usb/serial/usb-serial.c @@ -903,7 +903,6 @@ static int usb_serial_probe(struct usb_interface *interface, port->port.ops = &serial_port_ops; port->serial = serial; spin_lock_init(&port->lock); - init_waitqueue_head(&port->delta_msr_wait); /* Keep this for private driver use for the moment but should probably go away */ INIT_WORK(&port->work, usb_serial_port_work); diff --git a/trunk/drivers/vhost/tcm_vhost.c b/trunk/drivers/vhost/tcm_vhost.c index 2968b4934659..43fb11ee2e8d 100644 --- a/trunk/drivers/vhost/tcm_vhost.c +++ b/trunk/drivers/vhost/tcm_vhost.c @@ -60,15 +60,6 @@ enum { VHOST_SCSI_VQ_IO = 2, }; -/* - * VIRTIO_RING_F_EVENT_IDX seems broken. Not sure the bug is in - * kernel but disabling it helps. - * TODO: debug and remove the workaround. - */ -enum { - VHOST_SCSI_FEATURES = VHOST_FEATURES & (~VIRTIO_RING_F_EVENT_IDX) -}; - #define VHOST_SCSI_MAX_TARGET 256 #define VHOST_SCSI_MAX_VQ 128 @@ -955,7 +946,7 @@ static void vhost_scsi_flush(struct vhost_scsi *vs) static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features) { - if (features & ~VHOST_SCSI_FEATURES) + if (features & ~VHOST_FEATURES) return -EOPNOTSUPP; mutex_lock(&vs->dev.mutex); @@ -1001,7 +992,7 @@ static long vhost_scsi_ioctl(struct file *f, unsigned int ioctl, return -EFAULT; return 0; case VHOST_GET_FEATURES: - features = VHOST_SCSI_FEATURES; + features = VHOST_FEATURES; if (copy_to_user(featurep, &features, sizeof features)) return -EFAULT; return 0; diff --git a/trunk/drivers/video/fbmon.c b/trunk/drivers/video/fbmon.c index 7f6709991a5c..94ad0f71383c 100644 --- a/trunk/drivers/video/fbmon.c +++ b/trunk/drivers/video/fbmon.c @@ -1400,7 +1400,7 @@ int fb_videomode_from_videomode(const struct videomode *vm, fbmode->vmode = 0; if (vm->dmt_flags & VESA_DMT_HSYNC_HIGH) fbmode->sync |= FB_SYNC_HOR_HIGH_ACT; - if (vm->dmt_flags & VESA_DMT_VSYNC_HIGH) + if (vm->dmt_flags & VESA_DMT_HSYNC_HIGH) fbmode->sync |= FB_SYNC_VERT_HIGH_ACT; if (vm->data_flags & DISPLAY_FLAGS_INTERLACED) fbmode->vmode |= FB_VMODE_INTERLACED; diff --git a/trunk/drivers/video/mxsfb.c b/trunk/drivers/video/mxsfb.c index 45169cbaba6e..755556ca5b2d 100644 --- a/trunk/drivers/video/mxsfb.c +++ b/trunk/drivers/video/mxsfb.c @@ -169,7 +169,6 @@ struct mxsfb_info { unsigned dotclk_delay; const struct mxsfb_devdata *devdata; int mapped; - u32 sync; }; #define mxsfb_is_v3(host) (host->devdata->ipversion == 3) @@ -457,9 +456,9 @@ static int mxsfb_set_par(struct fb_info *fb_info) vdctrl0 |= VDCTRL0_HSYNC_ACT_HIGH; if (fb_info->var.sync & FB_SYNC_VERT_HIGH_ACT) vdctrl0 |= VDCTRL0_VSYNC_ACT_HIGH; - if (host->sync & MXSFB_SYNC_DATA_ENABLE_HIGH_ACT) + if (fb_info->var.sync & FB_SYNC_DATA_ENABLE_HIGH_ACT) vdctrl0 |= VDCTRL0_ENABLE_ACT_HIGH; - if (host->sync & MXSFB_SYNC_DOTCLK_FAILING_ACT) + if (fb_info->var.sync & FB_SYNC_DOTCLK_FAILING_ACT) vdctrl0 |= VDCTRL0_DOTCLK_ACT_FAILING; writel(vdctrl0, host->base + LCDC_VDCTRL0); @@ -862,8 +861,6 @@ static int mxsfb_probe(struct platform_device *pdev) INIT_LIST_HEAD(&fb_info->modelist); - host->sync = pdata->sync; - ret = mxsfb_init_fbinfo(host); if (ret != 0) goto error_init_fb; diff --git a/trunk/drivers/video/omap/omapfb_main.c b/trunk/drivers/video/omap/omapfb_main.c index d40612c31a98..e31f5b33b501 100644 --- a/trunk/drivers/video/omap/omapfb_main.c +++ b/trunk/drivers/video/omap/omapfb_main.c @@ -32,8 +32,6 @@ #include -#include - #include "omapfb.h" #include "lcdc.h" diff --git a/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c index 048c98381ef6..6b6643911d29 100644 --- a/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c +++ b/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c @@ -63,9 +63,6 @@ struct tpo_td043_device { u32 power_on_resume:1; }; -/* used to pass spi_device from SPI to DSS portion of the driver */ -static struct tpo_td043_device *g_tpo_td043; - static int tpo_td043_write(struct spi_device *spi, u8 addr, u8 data) { struct spi_message m; @@ -406,7 +403,7 @@ static void tpo_td043_disable(struct omap_dss_device *dssdev) static int tpo_td043_probe(struct omap_dss_device *dssdev) { - struct tpo_td043_device *tpo_td043 = g_tpo_td043; + struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev); int nreset_gpio = dssdev->reset_gpio; int ret = 0; @@ -443,8 +440,6 @@ static int tpo_td043_probe(struct omap_dss_device *dssdev) if (ret) dev_warn(&dssdev->dev, "failed to create sysfs files\n"); - dev_set_drvdata(&dssdev->dev, tpo_td043); - return 0; fail_gpio_req: @@ -510,9 +505,6 @@ static int tpo_td043_spi_probe(struct spi_device *spi) return -ENODEV; } - if (g_tpo_td043 != NULL) - return -EBUSY; - spi->bits_per_word = 16; spi->mode = SPI_MODE_0; @@ -529,7 +521,7 @@ static int tpo_td043_spi_probe(struct spi_device *spi) tpo_td043->spi = spi; tpo_td043->nreset_gpio = dssdev->reset_gpio; dev_set_drvdata(&spi->dev, tpo_td043); - g_tpo_td043 = tpo_td043; + dev_set_drvdata(&dssdev->dev, tpo_td043); omap_dss_register_driver(&tpo_td043_driver); @@ -542,7 +534,6 @@ static int tpo_td043_spi_remove(struct spi_device *spi) omap_dss_unregister_driver(&tpo_td043_driver); kfree(tpo_td043); - g_tpo_td043 = NULL; return 0; } diff --git a/trunk/drivers/video/omap2/dss/dss_features.c b/trunk/drivers/video/omap2/dss/dss_features.c index 7f791aeda4d2..d7d66ef5cb58 100644 --- a/trunk/drivers/video/omap2/dss/dss_features.c +++ b/trunk/drivers/video/omap2/dss/dss_features.c @@ -202,10 +202,12 @@ static const enum omap_dss_output_id omap3630_dss_supported_outputs[] = { static const enum omap_dss_output_id omap4_dss_supported_outputs[] = { /* OMAP_DSS_CHANNEL_LCD */ - OMAP_DSS_OUTPUT_DBI | OMAP_DSS_OUTPUT_DSI1, + OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI | + OMAP_DSS_OUTPUT_DSI1, /* OMAP_DSS_CHANNEL_DIGIT */ - OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI, + OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI | + OMAP_DSS_OUTPUT_DPI, /* OMAP_DSS_CHANNEL_LCD2 */ OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI | diff --git a/trunk/drivers/video/sh_mobile_lcdcfb.c b/trunk/drivers/video/sh_mobile_lcdcfb.c index 0264704a52be..63203acef812 100644 --- a/trunk/drivers/video/sh_mobile_lcdcfb.c +++ b/trunk/drivers/video/sh_mobile_lcdcfb.c @@ -858,7 +858,6 @@ static void sh_mobile_lcdc_geometry(struct sh_mobile_lcdc_chan *ch) tmp = ((mode->xres & 7) << 24) | ((display_h_total & 7) << 16) | ((mode->hsync_len & 7) << 8) | (hsync_pos & 7); lcdc_write_chan(ch, LDHAJR, tmp); - lcdc_write_chan_mirror(ch, LDHAJR, tmp); } static void sh_mobile_lcdc_overlay_setup(struct sh_mobile_lcdc_overlay *ovl) diff --git a/trunk/drivers/video/uvesafb.c b/trunk/drivers/video/uvesafb.c index d4284458377e..b75db0186488 100644 --- a/trunk/drivers/video/uvesafb.c +++ b/trunk/drivers/video/uvesafb.c @@ -1973,8 +1973,7 @@ static int uvesafb_init(void) err = -ENOMEM; if (err) { - if (uvesafb_device) - platform_device_put(uvesafb_device); + platform_device_put(uvesafb_device); platform_driver_unregister(&uvesafb_driver); cn_del_callback(&uvesafb_cn_id); return err; diff --git a/trunk/drivers/xen/Kconfig b/trunk/drivers/xen/Kconfig index 67af155cf602..5a32232cf7c1 100644 --- a/trunk/drivers/xen/Kconfig +++ b/trunk/drivers/xen/Kconfig @@ -182,7 +182,7 @@ config XEN_PRIVCMD config XEN_STUB bool "Xen stub drivers" - depends on XEN && X86_64 && BROKEN + depends on XEN && X86_64 default n help Allow kernel to install stub drivers, to reserve space for Xen drivers, diff --git a/trunk/drivers/xen/events.c b/trunk/drivers/xen/events.c index aa85881d17b2..d17aa41a9041 100644 --- a/trunk/drivers/xen/events.c +++ b/trunk/drivers/xen/events.c @@ -403,23 +403,11 @@ static void unmask_evtchn(int port) if (unlikely((cpu != cpu_from_evtchn(port)))) do_hypercall = 1; - else { - /* - * Need to clear the mask before checking pending to - * avoid a race with an event becoming pending. - * - * EVTCHNOP_unmask will only trigger an upcall if the - * mask bit was set, so if a hypercall is needed - * remask the event. - */ - sync_clear_bit(port, BM(&s->evtchn_mask[0])); + else evtchn_pending = sync_test_bit(port, BM(&s->evtchn_pending[0])); - if (unlikely(evtchn_pending && xen_hvm_domain())) { - sync_set_bit(port, BM(&s->evtchn_mask[0])); - do_hypercall = 1; - } - } + if (unlikely(evtchn_pending && xen_hvm_domain())) + do_hypercall = 1; /* Slow path (hypercall) if this is a non-local port or if this is * an hvm domain and an event is pending (hvm domains don't have @@ -430,6 +418,8 @@ static void unmask_evtchn(int port) } else { struct vcpu_info *vcpu_info = __this_cpu_read(xen_vcpu); + sync_clear_bit(port, BM(&s->evtchn_mask[0])); + /* * The following is basically the equivalent of * 'hw_resend_irq'. Just like a real IO-APIC we 'lose diff --git a/trunk/drivers/xen/fallback.c b/trunk/drivers/xen/fallback.c index b04fb64c5a91..0ef7c4d40f86 100644 --- a/trunk/drivers/xen/fallback.c +++ b/trunk/drivers/xen/fallback.c @@ -44,7 +44,7 @@ int xen_event_channel_op_compat(int cmd, void *arg) } EXPORT_SYMBOL_GPL(xen_event_channel_op_compat); -int xen_physdev_op_compat(int cmd, void *arg) +int HYPERVISOR_physdev_op_compat(int cmd, void *arg) { struct physdev_op op; int rc; @@ -78,4 +78,3 @@ int xen_physdev_op_compat(int cmd, void *arg) return rc; } -EXPORT_SYMBOL_GPL(xen_physdev_op_compat); diff --git a/trunk/drivers/xen/xen-acpi-processor.c b/trunk/drivers/xen/xen-acpi-processor.c index 90e34ac7e522..f3278a6603ca 100644 --- a/trunk/drivers/xen/xen-acpi-processor.c +++ b/trunk/drivers/xen/xen-acpi-processor.c @@ -505,9 +505,6 @@ static int __init xen_acpi_processor_init(void) pr = per_cpu(processors, i); perf = per_cpu_ptr(acpi_perf_data, i); - if (!pr) - continue; - pr->performance = perf; rc = acpi_processor_get_performance_info(pr); if (rc) diff --git a/trunk/drivers/xen/xen-pciback/pci_stub.c b/trunk/drivers/xen/xen-pciback/pci_stub.c index a2278ba7fb27..9204126f1560 100644 --- a/trunk/drivers/xen/xen-pciback/pci_stub.c +++ b/trunk/drivers/xen/xen-pciback/pci_stub.c @@ -17,7 +17,6 @@ #include #include #include -#include #include "pciback.h" #include "conf_space.h" #include "conf_space_quirks.h" @@ -86,52 +85,37 @@ static struct pcistub_device *pcistub_device_alloc(struct pci_dev *dev) static void pcistub_device_release(struct kref *kref) { struct pcistub_device *psdev; - struct pci_dev *dev; struct xen_pcibk_dev_data *dev_data; psdev = container_of(kref, struct pcistub_device, kref); - dev = psdev->dev; - dev_data = pci_get_drvdata(dev); + dev_data = pci_get_drvdata(psdev->dev); - dev_dbg(&dev->dev, "pcistub_device_release\n"); + dev_dbg(&psdev->dev->dev, "pcistub_device_release\n"); - xen_unregister_device_domain_owner(dev); + xen_unregister_device_domain_owner(psdev->dev); /* Call the reset function which does not take lock as this * is called from "unbind" which takes a device_lock mutex. */ - __pci_reset_function_locked(dev); - if (pci_load_and_free_saved_state(dev, &dev_data->pci_saved_state)) - dev_dbg(&dev->dev, "Could not reload PCI state\n"); - else - pci_restore_state(dev); - - if (pci_find_capability(dev, PCI_CAP_ID_MSIX)) { - struct physdev_pci_device ppdev = { - .seg = pci_domain_nr(dev->bus), - .bus = dev->bus->number, - .devfn = dev->devfn - }; - int err = HYPERVISOR_physdev_op(PHYSDEVOP_release_msix, - &ppdev); - - if (err) - dev_warn(&dev->dev, "MSI-X release failed (%d)\n", - err); - } + __pci_reset_function_locked(psdev->dev); + if (pci_load_and_free_saved_state(psdev->dev, + &dev_data->pci_saved_state)) { + dev_dbg(&psdev->dev->dev, "Could not reload PCI state\n"); + } else + pci_restore_state(psdev->dev); /* Disable the device */ - xen_pcibk_reset_device(dev); + xen_pcibk_reset_device(psdev->dev); kfree(dev_data); - pci_set_drvdata(dev, NULL); + pci_set_drvdata(psdev->dev, NULL); /* Clean-up the device */ - xen_pcibk_config_free_dyn_fields(dev); - xen_pcibk_config_free_dev(dev); + xen_pcibk_config_free_dyn_fields(psdev->dev); + xen_pcibk_config_free_dev(psdev->dev); - dev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED; - pci_dev_put(dev); + psdev->dev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED; + pci_dev_put(psdev->dev); kfree(psdev); } @@ -371,19 +355,6 @@ static int pcistub_init_device(struct pci_dev *dev) if (err) goto config_release; - if (pci_find_capability(dev, PCI_CAP_ID_MSIX)) { - struct physdev_pci_device ppdev = { - .seg = pci_domain_nr(dev->bus), - .bus = dev->bus->number, - .devfn = dev->devfn - }; - - err = HYPERVISOR_physdev_op(PHYSDEVOP_prepare_msix, &ppdev); - if (err) - dev_err(&dev->dev, "MSI-X preparation failed (%d)\n", - err); - } - /* We need the device active to save the state. */ dev_dbg(&dev->dev, "save state of device\n"); pci_save_state(dev); diff --git a/trunk/fs/block_dev.c b/trunk/fs/block_dev.c index aae187a7f94a..aea605c98ba6 100644 --- a/trunk/fs/block_dev.c +++ b/trunk/fs/block_dev.c @@ -551,7 +551,6 @@ struct block_device *bdgrab(struct block_device *bdev) ihold(bdev->bd_inode); return bdev; } -EXPORT_SYMBOL(bdgrab); long nr_blockdev_pages(void) { diff --git a/trunk/fs/btrfs/ctree.c b/trunk/fs/btrfs/ctree.c index ca9d8f1a3bb6..ecd25a1b4e51 100644 --- a/trunk/fs/btrfs/ctree.c +++ b/trunk/fs/btrfs/ctree.c @@ -651,8 +651,6 @@ tree_mod_log_insert_root(struct btrfs_fs_info *fs_info, if (tree_mod_dont_log(fs_info, NULL)) return 0; - __tree_mod_log_free_eb(fs_info, old_root); - ret = tree_mod_alloc(fs_info, flags, &tm); if (ret < 0) goto out; @@ -738,7 +736,7 @@ tree_mod_log_search(struct btrfs_fs_info *fs_info, u64 start, u64 min_seq) static noinline void tree_mod_log_eb_copy(struct btrfs_fs_info *fs_info, struct extent_buffer *dst, struct extent_buffer *src, unsigned long dst_offset, - unsigned long src_offset, int nr_items, int log_removal) + unsigned long src_offset, int nr_items) { int ret; int i; @@ -752,12 +750,10 @@ tree_mod_log_eb_copy(struct btrfs_fs_info *fs_info, struct extent_buffer *dst, } for (i = 0; i < nr_items; i++) { - if (log_removal) { - ret = tree_mod_log_insert_key_locked(fs_info, src, - i + src_offset, - MOD_LOG_KEY_REMOVE); - BUG_ON(ret < 0); - } + ret = tree_mod_log_insert_key_locked(fs_info, src, + i + src_offset, + MOD_LOG_KEY_REMOVE); + BUG_ON(ret < 0); ret = tree_mod_log_insert_key_locked(fs_info, dst, i + dst_offset, MOD_LOG_KEY_ADD); @@ -931,6 +927,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, ret = btrfs_dec_ref(trans, root, buf, 1, 1); BUG_ON(ret); /* -ENOMEM */ } + tree_mod_log_free_eb(root->fs_info, buf); clean_tree_block(trans, root, buf); *last_ref = 1; } @@ -1049,7 +1046,6 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans, btrfs_set_node_ptr_generation(parent, parent_slot, trans->transid); btrfs_mark_buffer_dirty(parent); - tree_mod_log_free_eb(root->fs_info, buf); btrfs_free_tree_block(trans, root, buf, parent_start, last_ref); } @@ -1754,6 +1750,7 @@ static noinline int balance_level(struct btrfs_trans_handle *trans, goto enospc; } + tree_mod_log_free_eb(root->fs_info, root->node); tree_mod_log_set_root_pointer(root, child); rcu_assign_pointer(root->node, child); @@ -2998,7 +2995,7 @@ static int push_node_left(struct btrfs_trans_handle *trans, push_items = min(src_nritems - 8, push_items); tree_mod_log_eb_copy(root->fs_info, dst, src, dst_nritems, 0, - push_items, 1); + push_items); copy_extent_buffer(dst, src, btrfs_node_key_ptr_offset(dst_nritems), btrfs_node_key_ptr_offset(0), @@ -3069,7 +3066,7 @@ static int balance_node_right(struct btrfs_trans_handle *trans, sizeof(struct btrfs_key_ptr)); tree_mod_log_eb_copy(root->fs_info, dst, src, 0, - src_nritems - push_items, push_items, 1); + src_nritems - push_items, push_items); copy_extent_buffer(dst, src, btrfs_node_key_ptr_offset(0), btrfs_node_key_ptr_offset(src_nritems - push_items), @@ -3221,18 +3218,12 @@ static noinline int split_node(struct btrfs_trans_handle *trans, int mid; int ret; u32 c_nritems; - int tree_mod_log_removal = 1; c = path->nodes[level]; WARN_ON(btrfs_header_generation(c) != trans->transid); if (c == root->node) { /* trying to split the root, lets make a new one */ ret = insert_new_root(trans, root, path, level + 1); - /* - * removal of root nodes has been logged by - * tree_mod_log_set_root_pointer due to locking - */ - tree_mod_log_removal = 0; if (ret) return ret; } else { @@ -3270,8 +3261,7 @@ static noinline int split_node(struct btrfs_trans_handle *trans, (unsigned long)btrfs_header_chunk_tree_uuid(split), BTRFS_UUID_SIZE); - tree_mod_log_eb_copy(root->fs_info, split, c, 0, mid, c_nritems - mid, - tree_mod_log_removal); + tree_mod_log_eb_copy(root->fs_info, split, c, 0, mid, c_nritems - mid); copy_extent_buffer(split, c, btrfs_node_key_ptr_offset(0), btrfs_node_key_ptr_offset(mid), diff --git a/trunk/fs/btrfs/disk-io.c b/trunk/fs/btrfs/disk-io.c index 6d19a0a554aa..7d84651e850b 100644 --- a/trunk/fs/btrfs/disk-io.c +++ b/trunk/fs/btrfs/disk-io.c @@ -1291,7 +1291,6 @@ struct btrfs_root *btrfs_create_tree(struct btrfs_trans_handle *trans, 0, objectid, NULL, 0, 0, 0); if (IS_ERR(leaf)) { ret = PTR_ERR(leaf); - leaf = NULL; goto fail; } @@ -1335,16 +1334,11 @@ struct btrfs_root *btrfs_create_tree(struct btrfs_trans_handle *trans, btrfs_tree_unlock(leaf); - return root; - fail: - if (leaf) { - btrfs_tree_unlock(leaf); - free_extent_buffer(leaf); - } - kfree(root); + if (ret) + return ERR_PTR(ret); - return ERR_PTR(ret); + return root; } static struct btrfs_root *alloc_log_tree(struct btrfs_trans_handle *trans, @@ -3259,7 +3253,7 @@ void btrfs_free_fs_root(struct btrfs_fs_info *fs_info, struct btrfs_root *root) if (btrfs_root_refs(&root->root_item) == 0) synchronize_srcu(&fs_info->subvol_srcu); - if (test_bit(BTRFS_FS_STATE_ERROR, &fs_info->fs_state)) { + if (fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR) { btrfs_free_log(NULL, root); btrfs_free_log_root_tree(NULL, fs_info); } diff --git a/trunk/fs/btrfs/extent-tree.c b/trunk/fs/btrfs/extent-tree.c index 3d551231caba..9ac2eca681eb 100644 --- a/trunk/fs/btrfs/extent-tree.c +++ b/trunk/fs/btrfs/extent-tree.c @@ -257,8 +257,7 @@ static int exclude_super_stripes(struct btrfs_root *root, cache->bytes_super += stripe_len; ret = add_excluded_extent(root, cache->key.objectid, stripe_len); - if (ret) - return ret; + BUG_ON(ret); /* -ENOMEM */ } for (i = 0; i < BTRFS_SUPER_MIRROR_MAX; i++) { @@ -266,17 +265,13 @@ static int exclude_super_stripes(struct btrfs_root *root, ret = btrfs_rmap_block(&root->fs_info->mapping_tree, cache->key.objectid, bytenr, 0, &logical, &nr, &stripe_len); - if (ret) - return ret; + BUG_ON(ret); /* -ENOMEM */ while (nr--) { cache->bytes_super += stripe_len; ret = add_excluded_extent(root, logical[nr], stripe_len); - if (ret) { - kfree(logical); - return ret; - } + BUG_ON(ret); /* -ENOMEM */ } kfree(logical); @@ -4443,7 +4438,7 @@ static void update_global_block_rsv(struct btrfs_fs_info *fs_info) spin_lock(&sinfo->lock); spin_lock(&block_rsv->lock); - block_rsv->size = min_t(u64, num_bytes, 512 * 1024 * 1024); + block_rsv->size = num_bytes; num_bytes = sinfo->bytes_used + sinfo->bytes_pinned + sinfo->bytes_reserved + sinfo->bytes_readonly + @@ -4798,49 +4793,14 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) * If the inodes csum_bytes is the same as the original * csum_bytes then we know we haven't raced with any free()ers * so we can just reduce our inodes csum bytes and carry on. + * Otherwise we have to do the normal free thing to account for + * the case that the free side didn't free up its reserve + * because of this outstanding reservation. */ - if (BTRFS_I(inode)->csum_bytes == csum_bytes) { + if (BTRFS_I(inode)->csum_bytes == csum_bytes) calc_csum_metadata_size(inode, num_bytes, 0); - } else { - u64 orig_csum_bytes = BTRFS_I(inode)->csum_bytes; - u64 bytes; - - /* - * This is tricky, but first we need to figure out how much we - * free'd from any free-ers that occured during this - * reservation, so we reset ->csum_bytes to the csum_bytes - * before we dropped our lock, and then call the free for the - * number of bytes that were freed while we were trying our - * reservation. - */ - bytes = csum_bytes - BTRFS_I(inode)->csum_bytes; - BTRFS_I(inode)->csum_bytes = csum_bytes; - to_free = calc_csum_metadata_size(inode, bytes, 0); - - - /* - * Now we need to see how much we would have freed had we not - * been making this reservation and our ->csum_bytes were not - * artificially inflated. - */ - BTRFS_I(inode)->csum_bytes = csum_bytes - num_bytes; - bytes = csum_bytes - orig_csum_bytes; - bytes = calc_csum_metadata_size(inode, bytes, 0); - - /* - * Now reset ->csum_bytes to what it should be. If bytes is - * more than to_free then we would have free'd more space had we - * not had an artificially high ->csum_bytes, so we need to free - * the remainder. If bytes is the same or less then we don't - * need to do anything, the other free-ers did the correct - * thing. - */ - BTRFS_I(inode)->csum_bytes = orig_csum_bytes - num_bytes; - if (bytes > to_free) - to_free = bytes - to_free; - else - to_free = 0; - } + else + to_free = calc_csum_metadata_size(inode, num_bytes, 0); spin_unlock(&BTRFS_I(inode)->lock); if (dropped) to_free += btrfs_calc_trans_metadata_size(root, dropped); @@ -7987,17 +7947,7 @@ int btrfs_read_block_groups(struct btrfs_root *root) * info has super bytes accounted for, otherwise we'll think * we have more space than we actually do. */ - ret = exclude_super_stripes(root, cache); - if (ret) { - /* - * We may have excluded something, so call this just in - * case. - */ - free_excluded_extents(root, cache); - kfree(cache->free_space_ctl); - kfree(cache); - goto error; - } + exclude_super_stripes(root, cache); /* * check for two cases, either we are full, and therefore @@ -8139,17 +8089,7 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans, cache->last_byte_to_unpin = (u64)-1; cache->cached = BTRFS_CACHE_FINISHED; - ret = exclude_super_stripes(root, cache); - if (ret) { - /* - * We may have excluded something, so call this just in - * case. - */ - free_excluded_extents(root, cache); - kfree(cache->free_space_ctl); - kfree(cache); - return ret; - } + exclude_super_stripes(root, cache); add_new_free_space(cache, root->fs_info, chunk_offset, chunk_offset + size); diff --git a/trunk/fs/btrfs/extent_io.c b/trunk/fs/btrfs/extent_io.c index cdee391fc7bf..f173c5af6461 100644 --- a/trunk/fs/btrfs/extent_io.c +++ b/trunk/fs/btrfs/extent_io.c @@ -1257,39 +1257,6 @@ int unlock_extent(struct extent_io_tree *tree, u64 start, u64 end) GFP_NOFS); } -int extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end) -{ - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; - struct page *page; - - while (index <= end_index) { - page = find_get_page(inode->i_mapping, index); - BUG_ON(!page); /* Pages should be in the extent_io_tree */ - clear_page_dirty_for_io(page); - page_cache_release(page); - index++; - } - return 0; -} - -int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end) -{ - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; - struct page *page; - - while (index <= end_index) { - page = find_get_page(inode->i_mapping, index); - BUG_ON(!page); /* Pages should be in the extent_io_tree */ - account_page_redirty(page); - __set_page_dirty_nobuffers(page); - page_cache_release(page); - index++; - } - return 0; -} - /* * helper function to set both pages and extents in the tree writeback */ diff --git a/trunk/fs/btrfs/extent_io.h b/trunk/fs/btrfs/extent_io.h index 258c92156857..6068a1985560 100644 --- a/trunk/fs/btrfs/extent_io.h +++ b/trunk/fs/btrfs/extent_io.h @@ -325,8 +325,6 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long offset, unsigned long *map_len); int extent_range_uptodate(struct extent_io_tree *tree, u64 start, u64 end); -int extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end); -int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end); int extent_clear_unlock_delalloc(struct inode *inode, struct extent_io_tree *tree, u64 start, u64 end, struct page *locked_page, diff --git a/trunk/fs/btrfs/file-item.c b/trunk/fs/btrfs/file-item.c index c4628a201cb3..ec160202be3e 100644 --- a/trunk/fs/btrfs/file-item.c +++ b/trunk/fs/btrfs/file-item.c @@ -118,11 +118,9 @@ struct btrfs_csum_item *btrfs_lookup_csum(struct btrfs_trans_handle *trans, csums_in_item = btrfs_item_size_nr(leaf, path->slots[0]); csums_in_item /= csum_size; - if (csum_offset == csums_in_item) { + if (csum_offset >= csums_in_item) { ret = -EFBIG; goto fail; - } else if (csum_offset > csums_in_item) { - goto fail; } } item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_csum_item); @@ -730,6 +728,7 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans, return -ENOMEM; sector_sum = sums->sums; + trans->adding_csums = 1; again: next_offset = (u64)-1; found_next = 0; @@ -900,6 +899,7 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans, goto again; } out: + trans->adding_csums = 0; btrfs_free_path(path); return ret; diff --git a/trunk/fs/btrfs/file.c b/trunk/fs/btrfs/file.c index ade03e6f7bd2..5b4ea5f55b8f 100644 --- a/trunk/fs/btrfs/file.c +++ b/trunk/fs/btrfs/file.c @@ -2142,7 +2142,6 @@ static long btrfs_fallocate(struct file *file, int mode, { struct inode *inode = file_inode(file); struct extent_state *cached_state = NULL; - struct btrfs_root *root = BTRFS_I(inode)->root; u64 cur_offset; u64 last_byte; u64 alloc_start; @@ -2170,11 +2169,6 @@ static long btrfs_fallocate(struct file *file, int mode, ret = btrfs_check_data_free_space(inode, alloc_end - alloc_start); if (ret) return ret; - if (root->fs_info->quota_enabled) { - ret = btrfs_qgroup_reserve(root, alloc_end - alloc_start); - if (ret) - goto out_reserve_fail; - } /* * wait for ordered IO before we have any locks. We'll loop again @@ -2278,9 +2272,6 @@ static long btrfs_fallocate(struct file *file, int mode, &cached_state, GFP_NOFS); out: mutex_unlock(&inode->i_mutex); - if (root->fs_info->quota_enabled) - btrfs_qgroup_free(root, alloc_end - alloc_start); -out_reserve_fail: /* Let go of our reservation. */ btrfs_free_reserved_data_space(inode, alloc_end - alloc_start); return ret; diff --git a/trunk/fs/btrfs/inode.c b/trunk/fs/btrfs/inode.c index 09c58a35b429..ca1b767d51f7 100644 --- a/trunk/fs/btrfs/inode.c +++ b/trunk/fs/btrfs/inode.c @@ -353,7 +353,6 @@ static noinline int compress_file_range(struct inode *inode, int i; int will_compress; int compress_type = root->fs_info->compress_type; - int redirty = 0; /* if this is a small write inside eof, kick off a defrag */ if ((end - start + 1) < 16 * 1024 && @@ -416,17 +415,6 @@ static noinline int compress_file_range(struct inode *inode, if (BTRFS_I(inode)->force_compress) compress_type = BTRFS_I(inode)->force_compress; - /* - * we need to call clear_page_dirty_for_io on each - * page in the range. Otherwise applications with the file - * mmap'd can wander in and change the page contents while - * we are compressing them. - * - * If the compression fails for any reason, we set the pages - * dirty again later on. - */ - extent_range_clear_dirty_for_io(inode, start, end); - redirty = 1; ret = btrfs_compress_pages(compress_type, inode->i_mapping, start, total_compressed, pages, @@ -566,8 +554,6 @@ static noinline int compress_file_range(struct inode *inode, __set_page_dirty_nobuffers(locked_page); /* unlocked later on in the async handlers */ } - if (redirty) - extent_range_redirty_for_io(inode, start, end); add_async_extent(async_cow, start, end - start + 1, 0, NULL, 0, BTRFS_COMPRESS_NONE); *num_added += 1; @@ -1757,10 +1743,8 @@ static noinline int add_pending_csums(struct btrfs_trans_handle *trans, struct btrfs_ordered_sum *sum; list_for_each_entry(sum, list, list) { - trans->adding_csums = 1; btrfs_csum_file_blocks(trans, BTRFS_I(inode)->root->fs_info->csum_root, sum); - trans->adding_csums = 0; } return 0; } @@ -3695,9 +3679,11 @@ static struct btrfs_trans_handle *__unlink_start_trans(struct inode *dir, * 1 for the dir item * 1 for the dir index * 1 for the inode ref + * 1 for the inode ref in the tree log + * 2 for the dir entries in the log * 1 for the inode */ - trans = btrfs_start_transaction(root, 5); + trans = btrfs_start_transaction(root, 8); if (!IS_ERR(trans) || PTR_ERR(trans) != -ENOSPC) return trans; @@ -8141,7 +8127,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry, * inodes. So 5 * 2 is 10, plus 1 for the new link, so 11 total items * should cover the worst case number of items we'll modify. */ - trans = btrfs_start_transaction(root, 11); + trans = btrfs_start_transaction(root, 20); if (IS_ERR(trans)) { ret = PTR_ERR(trans); goto out_notrans; diff --git a/trunk/fs/btrfs/ordered-data.c b/trunk/fs/btrfs/ordered-data.c index 005c45db699e..dc08d77b717e 100644 --- a/trunk/fs/btrfs/ordered-data.c +++ b/trunk/fs/btrfs/ordered-data.c @@ -557,7 +557,6 @@ void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput) INIT_LIST_HEAD(&splice); INIT_LIST_HEAD(&works); - mutex_lock(&root->fs_info->ordered_operations_mutex); spin_lock(&root->fs_info->ordered_extent_lock); list_splice_init(&root->fs_info->ordered_extents, &splice); while (!list_empty(&splice)) { @@ -601,7 +600,6 @@ void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput) cond_resched(); } - mutex_unlock(&root->fs_info->ordered_operations_mutex); } /* diff --git a/trunk/fs/btrfs/qgroup.c b/trunk/fs/btrfs/qgroup.c index b44124dd2370..5471e47d6559 100644 --- a/trunk/fs/btrfs/qgroup.c +++ b/trunk/fs/btrfs/qgroup.c @@ -1153,7 +1153,7 @@ int btrfs_qgroup_account_ref(struct btrfs_trans_handle *trans, ret = btrfs_find_all_roots(trans, fs_info, node->bytenr, sgn > 0 ? node->seq - 1 : node->seq, &roots); if (ret < 0) - return ret; + goto out; spin_lock(&fs_info->qgroup_lock); quota_root = fs_info->quota_root; @@ -1275,6 +1275,7 @@ int btrfs_qgroup_account_ref(struct btrfs_trans_handle *trans, ret = 0; unlock: spin_unlock(&fs_info->qgroup_lock); +out: ulist_free(roots); ulist_free(tmp); diff --git a/trunk/fs/btrfs/scrub.c b/trunk/fs/btrfs/scrub.c index 85e072b956d5..53c3501fa4ca 100644 --- a/trunk/fs/btrfs/scrub.c +++ b/trunk/fs/btrfs/scrub.c @@ -542,6 +542,7 @@ static void scrub_print_warning(const char *errstr, struct scrub_block *sblock) eb = path->nodes[0]; ei = btrfs_item_ptr(eb, path->slots[0], struct btrfs_extent_item); item_size = btrfs_item_size_nr(eb, path->slots[0]); + btrfs_release_path(path); if (flags & BTRFS_EXTENT_FLAG_TREE_BLOCK) { do { @@ -557,9 +558,7 @@ static void scrub_print_warning(const char *errstr, struct scrub_block *sblock) ret < 0 ? -1 : ref_level, ret < 0 ? -1 : ref_root); } while (ret != 1); - btrfs_release_path(path); } else { - btrfs_release_path(path); swarn.path = path; swarn.dev = dev; iterate_extent_inodes(fs_info, found_key.objectid, diff --git a/trunk/fs/btrfs/send.c b/trunk/fs/btrfs/send.c index c85e7c6b4598..f7a8b861058b 100644 --- a/trunk/fs/btrfs/send.c +++ b/trunk/fs/btrfs/send.c @@ -3945,10 +3945,12 @@ static int is_extent_unchanged(struct send_ctx *sctx, found_key.type != key.type) { key.offset += right_len; break; - } - if (found_key.offset != key.offset + right_len) { - ret = 0; - goto out; + } else { + if (found_key.offset != key.offset + right_len) { + /* Should really not happen */ + ret = -EIO; + goto out; + } } key = found_key; } diff --git a/trunk/fs/btrfs/volumes.c b/trunk/fs/btrfs/volumes.c index 2854c824ab64..5989a92236f7 100644 --- a/trunk/fs/btrfs/volumes.c +++ b/trunk/fs/btrfs/volumes.c @@ -4935,18 +4935,7 @@ int btrfs_rmap_block(struct btrfs_mapping_tree *map_tree, em = lookup_extent_mapping(em_tree, chunk_start, 1); read_unlock(&em_tree->lock); - if (!em) { - printk(KERN_ERR "btrfs: couldn't find em for chunk %Lu\n", - chunk_start); - return -EIO; - } - - if (em->start != chunk_start) { - printk(KERN_ERR "btrfs: bad chunk start, em=%Lu, wanted=%Lu\n", - em->start, chunk_start); - free_extent_map(em); - return -EIO; - } + BUG_ON(!em || em->start != chunk_start); map = (struct map_lookup *)em->bdev; length = em->len; diff --git a/trunk/fs/dcache.c b/trunk/fs/dcache.c index e8bc3420d63e..fbfae008ba44 100644 --- a/trunk/fs/dcache.c +++ b/trunk/fs/dcache.c @@ -2542,6 +2542,7 @@ static int prepend_path(const struct path *path, bool slash = false; int error = 0; + br_read_lock(&vfsmount_lock); while (dentry != root->dentry || vfsmnt != root->mnt) { struct dentry * parent; @@ -2571,6 +2572,8 @@ static int prepend_path(const struct path *path, if (!error && !slash) error = prepend(buffer, buflen, "/", 1); +out: + br_read_unlock(&vfsmount_lock); return error; global_root: @@ -2587,7 +2590,7 @@ static int prepend_path(const struct path *path, error = prepend(buffer, buflen, "/", 1); if (!error) error = is_mounted(vfsmnt) ? 1 : 2; - return error; + goto out; } /** @@ -2614,11 +2617,9 @@ char *__d_path(const struct path *path, int error; prepend(&res, &buflen, "\0", 1); - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); error = prepend_path(path, root, &res, &buflen); write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error < 0) return ERR_PTR(error); @@ -2635,11 +2636,9 @@ char *d_absolute_path(const struct path *path, int error; prepend(&res, &buflen, "\0", 1); - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); error = prepend_path(path, &root, &res, &buflen); write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error > 1) error = -EINVAL; @@ -2703,13 +2702,11 @@ char *d_path(const struct path *path, char *buf, int buflen) return path->dentry->d_op->d_dname(path->dentry, buf, buflen); get_fs_root(current->fs, &root); - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); error = path_with_deleted(path, &root, &res, &buflen); - write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error < 0) res = ERR_PTR(error); + write_sequnlock(&rename_lock); path_put(&root); return res; } @@ -2833,7 +2830,6 @@ SYSCALL_DEFINE2(getcwd, char __user *, buf, unsigned long, size) get_fs_root_and_pwd(current->fs, &root, &pwd); error = -ENOENT; - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); if (!d_unlinked(pwd.dentry)) { unsigned long len; @@ -2843,7 +2839,6 @@ SYSCALL_DEFINE2(getcwd, char __user *, buf, unsigned long, size) prepend(&cwd, &buflen, "\0", 1); error = prepend_path(&pwd, &root, &cwd, &buflen); write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error < 0) goto out; @@ -2864,7 +2859,6 @@ SYSCALL_DEFINE2(getcwd, char __user *, buf, unsigned long, size) } } else { write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); } out: diff --git a/trunk/fs/ext4/extents.c b/trunk/fs/ext4/extents.c index 9c6d06dcef8b..56efcaadf848 100644 --- a/trunk/fs/ext4/extents.c +++ b/trunk/fs/ext4/extents.c @@ -2999,23 +2999,20 @@ static int ext4_split_extent_at(handle_t *handle, if (split_flag & EXT4_EXT_DATA_VALID1) { err = ext4_ext_zeroout(inode, ex2); zero_ex.ee_block = ex2->ee_block; - zero_ex.ee_len = cpu_to_le16( - ext4_ext_get_actual_len(ex2)); + zero_ex.ee_len = ext4_ext_get_actual_len(ex2); ext4_ext_store_pblock(&zero_ex, ext4_ext_pblock(ex2)); } else { err = ext4_ext_zeroout(inode, ex); zero_ex.ee_block = ex->ee_block; - zero_ex.ee_len = cpu_to_le16( - ext4_ext_get_actual_len(ex)); + zero_ex.ee_len = ext4_ext_get_actual_len(ex); ext4_ext_store_pblock(&zero_ex, ext4_ext_pblock(ex)); } } else { err = ext4_ext_zeroout(inode, &orig_ex); zero_ex.ee_block = orig_ex.ee_block; - zero_ex.ee_len = cpu_to_le16( - ext4_ext_get_actual_len(&orig_ex)); + zero_ex.ee_len = ext4_ext_get_actual_len(&orig_ex); ext4_ext_store_pblock(&zero_ex, ext4_ext_pblock(&orig_ex)); } @@ -3275,7 +3272,7 @@ static int ext4_ext_convert_to_initialized(handle_t *handle, if (err) goto out; zero_ex.ee_block = ex->ee_block; - zero_ex.ee_len = cpu_to_le16(ext4_ext_get_actual_len(ex)); + zero_ex.ee_len = ext4_ext_get_actual_len(ex); ext4_ext_store_pblock(&zero_ex, ext4_ext_pblock(ex)); err = ext4_ext_get_access(handle, inode, path + depth); diff --git a/trunk/fs/ext4/indirect.c b/trunk/fs/ext4/indirect.c index a04183127ef0..b505a145a593 100644 --- a/trunk/fs/ext4/indirect.c +++ b/trunk/fs/ext4/indirect.c @@ -1539,9 +1539,9 @@ static int free_hole_blocks(handle_t *handle, struct inode *inode, blk = *i_data; if (level > 0) { ext4_lblk_t first2; - bh = sb_bread(inode->i_sb, le32_to_cpu(blk)); + bh = sb_bread(inode->i_sb, blk); if (!bh) { - EXT4_ERROR_INODE_BLOCK(inode, le32_to_cpu(blk), + EXT4_ERROR_INODE_BLOCK(inode, blk, "Read failure"); return -EIO; } diff --git a/trunk/fs/gfs2/file.c b/trunk/fs/gfs2/file.c index d79c2dadc536..019f45e45097 100644 --- a/trunk/fs/gfs2/file.c +++ b/trunk/fs/gfs2/file.c @@ -923,11 +923,8 @@ static int gfs2_lock(struct file *file, int cmd, struct file_lock *fl) cmd = F_SETLK; fl->fl_type = F_UNLCK; } - if (unlikely(test_bit(SDF_SHUTDOWN, &sdp->sd_flags))) { - if (fl->fl_type == F_UNLCK) - posix_lock_file_wait(file, fl); + if (unlikely(test_bit(SDF_SHUTDOWN, &sdp->sd_flags))) return -EIO; - } if (IS_GETLK(cmd)) return dlm_posix_get(ls->ls_dlm, ip->i_no_addr, file, fl); else if (fl->fl_type == F_UNLCK) diff --git a/trunk/fs/gfs2/incore.h b/trunk/fs/gfs2/incore.h index 5c29216e9cc1..156e42ec84ea 100644 --- a/trunk/fs/gfs2/incore.h +++ b/trunk/fs/gfs2/incore.h @@ -588,7 +588,6 @@ struct lm_lockstruct { struct dlm_lksb ls_control_lksb; /* control_lock */ char ls_control_lvb[GDLM_LVB_SIZE]; /* control_lock lvb */ struct completion ls_sync_wait; /* {control,mounted}_{lock,unlock} */ - char *ls_lvb_bits; spinlock_t ls_recover_spin; /* protects following fields */ unsigned long ls_recover_flags; /* DFL_ */ diff --git a/trunk/fs/gfs2/lock_dlm.c b/trunk/fs/gfs2/lock_dlm.c index c8423d6de6c3..9802de0f85e6 100644 --- a/trunk/fs/gfs2/lock_dlm.c +++ b/trunk/fs/gfs2/lock_dlm.c @@ -483,8 +483,12 @@ static void control_lvb_write(struct lm_lockstruct *ls, uint32_t lvb_gen, static int all_jid_bits_clear(char *lvb) { - return !memchr_inv(lvb + JID_BITMAP_OFFSET, 0, - GDLM_LVB_SIZE - JID_BITMAP_OFFSET); + int i; + for (i = JID_BITMAP_OFFSET; i < GDLM_LVB_SIZE; i++) { + if (lvb[i]) + return 0; + } + return 1; } static void sync_wait_cb(void *arg) @@ -576,6 +580,7 @@ static void gfs2_control_func(struct work_struct *work) { struct gfs2_sbd *sdp = container_of(work, struct gfs2_sbd, sd_control_work.work); struct lm_lockstruct *ls = &sdp->sd_lockstruct; + char lvb_bits[GDLM_LVB_SIZE]; uint32_t block_gen, start_gen, lvb_gen, flags; int recover_set = 0; int write_lvb = 0; @@ -629,7 +634,7 @@ static void gfs2_control_func(struct work_struct *work) return; } - control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits); + control_lvb_read(ls, &lvb_gen, lvb_bits); spin_lock(&ls->ls_recover_spin); if (block_gen != ls->ls_recover_block || @@ -659,10 +664,10 @@ static void gfs2_control_func(struct work_struct *work) ls->ls_recover_result[i] = 0; - if (!test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET)) + if (!test_bit_le(i, lvb_bits + JID_BITMAP_OFFSET)) continue; - __clear_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET); + __clear_bit_le(i, lvb_bits + JID_BITMAP_OFFSET); write_lvb = 1; } } @@ -686,7 +691,7 @@ static void gfs2_control_func(struct work_struct *work) continue; if (ls->ls_recover_submit[i] < start_gen) { ls->ls_recover_submit[i] = 0; - __set_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET); + __set_bit_le(i, lvb_bits + JID_BITMAP_OFFSET); } } /* even if there are no bits to set, we need to write the @@ -700,7 +705,7 @@ static void gfs2_control_func(struct work_struct *work) spin_unlock(&ls->ls_recover_spin); if (write_lvb) { - control_lvb_write(ls, start_gen, ls->ls_lvb_bits); + control_lvb_write(ls, start_gen, lvb_bits); flags = DLM_LKF_CONVERT | DLM_LKF_VALBLK; } else { flags = DLM_LKF_CONVERT; @@ -720,7 +725,7 @@ static void gfs2_control_func(struct work_struct *work) */ for (i = 0; i < recover_size; i++) { - if (test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET)) { + if (test_bit_le(i, lvb_bits + JID_BITMAP_OFFSET)) { fs_info(sdp, "recover generation %u jid %d\n", start_gen, i); gfs2_recover_set(sdp, i); @@ -753,6 +758,7 @@ static void gfs2_control_func(struct work_struct *work) static int control_mount(struct gfs2_sbd *sdp) { struct lm_lockstruct *ls = &sdp->sd_lockstruct; + char lvb_bits[GDLM_LVB_SIZE]; uint32_t start_gen, block_gen, mount_gen, lvb_gen; int mounted_mode; int retries = 0; @@ -851,7 +857,7 @@ static int control_mount(struct gfs2_sbd *sdp) * lvb_gen will be non-zero. */ - control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits); + control_lvb_read(ls, &lvb_gen, lvb_bits); if (lvb_gen == 0xFFFFFFFF) { /* special value to force mount attempts to fail */ @@ -881,7 +887,7 @@ static int control_mount(struct gfs2_sbd *sdp) * and all lvb bits to be clear (no pending journal recoveries.) */ - if (!all_jid_bits_clear(ls->ls_lvb_bits)) { + if (!all_jid_bits_clear(lvb_bits)) { /* journals need recovery, wait until all are clear */ fs_info(sdp, "control_mount wait for journal recovery\n"); goto restart; @@ -943,6 +949,7 @@ static int dlm_recovery_wait(void *word) static int control_first_done(struct gfs2_sbd *sdp) { struct lm_lockstruct *ls = &sdp->sd_lockstruct; + char lvb_bits[GDLM_LVB_SIZE]; uint32_t start_gen, block_gen; int error; @@ -984,8 +991,8 @@ static int control_first_done(struct gfs2_sbd *sdp) memset(ls->ls_recover_result, 0, ls->ls_recover_size*sizeof(uint32_t)); spin_unlock(&ls->ls_recover_spin); - memset(ls->ls_lvb_bits, 0, GDLM_LVB_SIZE); - control_lvb_write(ls, start_gen, ls->ls_lvb_bits); + memset(lvb_bits, 0, sizeof(lvb_bits)); + control_lvb_write(ls, start_gen, lvb_bits); error = mounted_lock(sdp, DLM_LOCK_PR, DLM_LKF_CONVERT); if (error) @@ -1015,12 +1022,6 @@ static int set_recover_size(struct gfs2_sbd *sdp, struct dlm_slot *slots, uint32_t old_size, new_size; int i, max_jid; - if (!ls->ls_lvb_bits) { - ls->ls_lvb_bits = kzalloc(GDLM_LVB_SIZE, GFP_NOFS); - if (!ls->ls_lvb_bits) - return -ENOMEM; - } - max_jid = 0; for (i = 0; i < num_slots; i++) { if (max_jid < slots[i].slot - 1) @@ -1056,7 +1057,6 @@ static int set_recover_size(struct gfs2_sbd *sdp, struct dlm_slot *slots, static void free_recover_size(struct lm_lockstruct *ls) { - kfree(ls->ls_lvb_bits); kfree(ls->ls_recover_submit); kfree(ls->ls_recover_result); ls->ls_recover_submit = NULL; @@ -1205,7 +1205,6 @@ static int gdlm_mount(struct gfs2_sbd *sdp, const char *table) ls->ls_recover_size = 0; ls->ls_recover_submit = NULL; ls->ls_recover_result = NULL; - ls->ls_lvb_bits = NULL; error = set_recover_size(sdp, NULL, 0); if (error) diff --git a/trunk/fs/gfs2/rgrp.c b/trunk/fs/gfs2/rgrp.c index 5a51265a4341..d1f51fd73f86 100644 --- a/trunk/fs/gfs2/rgrp.c +++ b/trunk/fs/gfs2/rgrp.c @@ -576,7 +576,7 @@ int gfs2_rs_alloc(struct gfs2_inode *ip) RB_CLEAR_NODE(&ip->i_res->rs_node); out: up_write(&ip->i_rw_mutex); - return error; + return 0; } static void dump_rs(struct seq_file *seq, const struct gfs2_blkreserv *rs) @@ -1181,9 +1181,12 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset, const struct gfs2_bitmap *bi, unsigned minlen, u64 *ptrimmed) { struct super_block *sb = sdp->sd_vfs; + struct block_device *bdev = sb->s_bdev; + const unsigned int sects_per_blk = sdp->sd_sb.sb_bsize / + bdev_logical_block_size(sb->s_bdev); u64 blk; sector_t start = 0; - sector_t nr_blks = 0; + sector_t nr_sects = 0; int rv; unsigned int x; u32 trimmed = 0; @@ -1203,34 +1206,35 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset, if (diff == 0) continue; blk = offset + ((bi->bi_start + x) * GFS2_NBBY); + blk *= sects_per_blk; /* convert to sectors */ while(diff) { if (diff & 1) { - if (nr_blks == 0) + if (nr_sects == 0) goto start_new_extent; - if ((start + nr_blks) != blk) { - if (nr_blks >= minlen) { - rv = sb_issue_discard(sb, - start, nr_blks, + if ((start + nr_sects) != blk) { + if (nr_sects >= minlen) { + rv = blkdev_issue_discard(bdev, + start, nr_sects, GFP_NOFS, 0); if (rv) goto fail; - trimmed += nr_blks; + trimmed += nr_sects; } - nr_blks = 0; + nr_sects = 0; start_new_extent: start = blk; } - nr_blks++; + nr_sects += sects_per_blk; } diff >>= 2; - blk++; + blk += sects_per_blk; } } - if (nr_blks >= minlen) { - rv = sb_issue_discard(sb, start, nr_blks, GFP_NOFS, 0); + if (nr_sects >= minlen) { + rv = blkdev_issue_discard(bdev, start, nr_sects, GFP_NOFS, 0); if (rv) goto fail; - trimmed += nr_blks; + trimmed += nr_sects; } if (ptrimmed) *ptrimmed = trimmed; diff --git a/trunk/fs/internal.h b/trunk/fs/internal.h index 4be78237d896..507141fceb99 100644 --- a/trunk/fs/internal.h +++ b/trunk/fs/internal.h @@ -125,8 +125,3 @@ extern int invalidate_inodes(struct super_block *, bool); * dcache.c */ extern struct dentry *__d_alloc(struct super_block *, const struct qstr *); - -/* - * read_write.c - */ -extern ssize_t __kernel_write(struct file *, const char *, size_t, loff_t *); diff --git a/trunk/fs/namespace.c b/trunk/fs/namespace.c index d581e45c0a9f..50ca17d3cb45 100644 --- a/trunk/fs/namespace.c +++ b/trunk/fs/namespace.c @@ -798,10 +798,6 @@ static struct mount *clone_mnt(struct mount *old, struct dentry *root, } mnt->mnt.mnt_flags = old->mnt.mnt_flags & ~MNT_WRITE_HOLD; - /* Don't allow unprivileged users to change mount flags */ - if ((flag & CL_UNPRIVILEGED) && (mnt->mnt.mnt_flags & MNT_READONLY)) - mnt->mnt.mnt_flags |= MNT_LOCK_READONLY; - atomic_inc(&sb->s_active); mnt->mnt.mnt_sb = sb; mnt->mnt.mnt_root = dget(root); @@ -1717,9 +1713,6 @@ static int change_mount_flags(struct vfsmount *mnt, int ms_flags) if (readonly_request == __mnt_is_readonly(mnt)) return 0; - if (mnt->mnt_flags & MNT_LOCK_READONLY) - return -EPERM; - if (readonly_request) error = mnt_make_readonly(real_mount(mnt)); else @@ -2346,7 +2339,7 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns, /* First pass: copy the tree topology */ copy_flags = CL_COPY_ALL | CL_EXPIRE; if (user_ns != mnt_ns->user_ns) - copy_flags |= CL_SHARED_TO_SLAVE | CL_UNPRIVILEGED; + copy_flags |= CL_SHARED_TO_SLAVE; new = copy_tree(old, old->mnt.mnt_root, copy_flags); if (IS_ERR(new)) { up_write(&namespace_sem); @@ -2739,51 +2732,6 @@ bool our_mnt(struct vfsmount *mnt) return check_mnt(real_mount(mnt)); } -bool current_chrooted(void) -{ - /* Does the current process have a non-standard root */ - struct path ns_root; - struct path fs_root; - bool chrooted; - - /* Find the namespace root */ - ns_root.mnt = ¤t->nsproxy->mnt_ns->root->mnt; - ns_root.dentry = ns_root.mnt->mnt_root; - path_get(&ns_root); - while (d_mountpoint(ns_root.dentry) && follow_down_one(&ns_root)) - ; - - get_fs_root(current->fs, &fs_root); - - chrooted = !path_equal(&fs_root, &ns_root); - - path_put(&fs_root); - path_put(&ns_root); - - return chrooted; -} - -void update_mnt_policy(struct user_namespace *userns) -{ - struct mnt_namespace *ns = current->nsproxy->mnt_ns; - struct mount *mnt; - - down_read(&namespace_sem); - list_for_each_entry(mnt, &ns->list, mnt_list) { - switch (mnt->mnt.mnt_sb->s_magic) { - case SYSFS_MAGIC: - userns->may_mount_sysfs = true; - break; - case PROC_SUPER_MAGIC: - userns->may_mount_proc = true; - break; - } - if (userns->may_mount_sysfs && userns->may_mount_proc) - break; - } - up_read(&namespace_sem); -} - static void *mntns_get(struct task_struct *task) { struct mnt_namespace *ns = NULL; diff --git a/trunk/fs/nfs/blocklayout/blocklayoutdm.c b/trunk/fs/nfs/blocklayout/blocklayoutdm.c index 6fc7b5cae92b..737d839bc17b 100644 --- a/trunk/fs/nfs/blocklayout/blocklayoutdm.c +++ b/trunk/fs/nfs/blocklayout/blocklayoutdm.c @@ -55,8 +55,7 @@ static void dev_remove(struct net *net, dev_t dev) bl_pipe_msg.bl_wq = &nn->bl_wq; memset(msg, 0, sizeof(*msg)); - msg->len = sizeof(bl_msg) + bl_msg.totallen; - msg->data = kzalloc(msg->len, GFP_NOFS); + msg->data = kzalloc(1 + sizeof(bl_umount_request), GFP_NOFS); if (!msg->data) goto out; @@ -67,6 +66,7 @@ static void dev_remove(struct net *net, dev_t dev) memcpy(msg->data, &bl_msg, sizeof(bl_msg)); dataptr = (uint8_t *) msg->data; memcpy(&dataptr[sizeof(bl_msg)], &bl_umount_request, sizeof(bl_umount_request)); + msg->len = sizeof(bl_msg) + bl_msg.totallen; add_wait_queue(&nn->bl_wq, &wq); if (rpc_queue_upcall(nn->bl_device_pipe, msg) < 0) { diff --git a/trunk/fs/nfs/idmap.c b/trunk/fs/nfs/idmap.c index c516da5873fd..dc0f98dfa717 100644 --- a/trunk/fs/nfs/idmap.c +++ b/trunk/fs/nfs/idmap.c @@ -726,9 +726,9 @@ static int nfs_idmap_legacy_upcall(struct key_construction *cons, return ret; } -static int nfs_idmap_instantiate(struct key *key, struct key *authkey, char *data, size_t datalen) +static int nfs_idmap_instantiate(struct key *key, struct key *authkey, char *data) { - return key_instantiate_and_link(key, data, datalen, + return key_instantiate_and_link(key, data, strlen(data) + 1, id_resolver_cache->thread_keyring, authkey); } @@ -738,7 +738,6 @@ static int nfs_idmap_read_and_verify_message(struct idmap_msg *im, struct key *key, struct key *authkey) { char id_str[NFS_UINT_MAXLEN]; - size_t len; int ret = -ENOKEY; /* ret = -ENOKEY */ @@ -748,15 +747,13 @@ static int nfs_idmap_read_and_verify_message(struct idmap_msg *im, case IDMAP_CONV_NAMETOID: if (strcmp(upcall->im_name, im->im_name) != 0) break; - /* Note: here we store the NUL terminator too */ - len = sprintf(id_str, "%d", im->im_id) + 1; - ret = nfs_idmap_instantiate(key, authkey, id_str, len); + sprintf(id_str, "%d", im->im_id); + ret = nfs_idmap_instantiate(key, authkey, id_str); break; case IDMAP_CONV_IDTONAME: if (upcall->im_id != im->im_id) break; - len = strlen(im->im_name); - ret = nfs_idmap_instantiate(key, authkey, im->im_name, len); + ret = nfs_idmap_instantiate(key, authkey, im->im_name); break; default: ret = -EINVAL; diff --git a/trunk/fs/nfs/nfs4filelayout.c b/trunk/fs/nfs/nfs4filelayout.c index 4fb234d3aefb..49eeb044c109 100644 --- a/trunk/fs/nfs/nfs4filelayout.c +++ b/trunk/fs/nfs/nfs4filelayout.c @@ -129,6 +129,7 @@ static void filelayout_fenceme(struct inode *inode, struct pnfs_layout_hdr *lo) { if (!test_and_clear_bit(NFS_LAYOUT_RETURN, &lo->plh_flags)) return; + clear_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(inode)->flags); pnfs_return_layout(inode); } diff --git a/trunk/fs/nfs/nfs4proc.c b/trunk/fs/nfs/nfs4proc.c index 26431cf62ddb..b2671cb0f901 100644 --- a/trunk/fs/nfs/nfs4proc.c +++ b/trunk/fs/nfs/nfs4proc.c @@ -2632,7 +2632,7 @@ nfs4_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr, int status; if (pnfs_ld_layoutret_on_setattr(inode)) - pnfs_commit_and_return_layout(inode); + pnfs_return_layout(inode); nfs_fattr_init(fattr); @@ -6416,8 +6416,22 @@ nfs4_layoutcommit_done(struct rpc_task *task, void *calldata) static void nfs4_layoutcommit_release(void *calldata) { struct nfs4_layoutcommit_data *data = calldata; + struct pnfs_layout_segment *lseg, *tmp; + unsigned long *bitlock = &NFS_I(data->args.inode)->flags; pnfs_cleanup_layoutcommit(data); + /* Matched by references in pnfs_set_layoutcommit */ + list_for_each_entry_safe(lseg, tmp, &data->lseg_list, pls_lc_list) { + list_del_init(&lseg->pls_lc_list); + if (test_and_clear_bit(NFS_LSEG_LAYOUTCOMMIT, + &lseg->pls_flags)) + pnfs_put_lseg(lseg); + } + + clear_bit_unlock(NFS_INO_LAYOUTCOMMITTING, bitlock); + smp_mb__after_clear_bit(); + wake_up_bit(bitlock, NFS_INO_LAYOUTCOMMITTING); + put_rpccred(data->cred); kfree(data); } diff --git a/trunk/fs/nfs/pnfs.c b/trunk/fs/nfs/pnfs.c index 4bdffe0ba025..48ac5aad6258 100644 --- a/trunk/fs/nfs/pnfs.c +++ b/trunk/fs/nfs/pnfs.c @@ -417,16 +417,6 @@ should_free_lseg(struct pnfs_layout_range *lseg_range, lo_seg_intersecting(lseg_range, recall_range); } -static bool pnfs_lseg_dec_and_remove_zero(struct pnfs_layout_segment *lseg, - struct list_head *tmp_list) -{ - if (!atomic_dec_and_test(&lseg->pls_refcount)) - return false; - pnfs_layout_remove_lseg(lseg->pls_layout, lseg); - list_add(&lseg->pls_list, tmp_list); - return true; -} - /* Returns 1 if lseg is removed from list, 0 otherwise */ static int mark_lseg_invalid(struct pnfs_layout_segment *lseg, struct list_head *tmp_list) @@ -440,8 +430,11 @@ static int mark_lseg_invalid(struct pnfs_layout_segment *lseg, */ dprintk("%s: lseg %p ref %d\n", __func__, lseg, atomic_read(&lseg->pls_refcount)); - if (pnfs_lseg_dec_and_remove_zero(lseg, tmp_list)) + if (atomic_dec_and_test(&lseg->pls_refcount)) { + pnfs_layout_remove_lseg(lseg->pls_layout, lseg); + list_add(&lseg->pls_list, tmp_list); rv = 1; + } } return rv; } @@ -784,21 +777,6 @@ send_layoutget(struct pnfs_layout_hdr *lo, return lseg; } -static void pnfs_clear_layoutcommit(struct inode *inode, - struct list_head *head) -{ - struct nfs_inode *nfsi = NFS_I(inode); - struct pnfs_layout_segment *lseg, *tmp; - - if (!test_and_clear_bit(NFS_INO_LAYOUTCOMMIT, &nfsi->flags)) - return; - list_for_each_entry_safe(lseg, tmp, &nfsi->layout->plh_segs, pls_list) { - if (!test_and_clear_bit(NFS_LSEG_LAYOUTCOMMIT, &lseg->pls_flags)) - continue; - pnfs_lseg_dec_and_remove_zero(lseg, head); - } -} - /* * Initiates a LAYOUTRETURN(FILE), and removes the pnfs_layout_hdr * when the layout segment list is empty. @@ -830,7 +808,6 @@ _pnfs_return_layout(struct inode *ino) /* Reference matched in nfs4_layoutreturn_release */ pnfs_get_layout_hdr(lo); empty = list_empty(&lo->plh_segs); - pnfs_clear_layoutcommit(ino, &tmp_list); pnfs_mark_matching_lsegs_invalid(lo, &tmp_list, NULL); /* Don't send a LAYOUTRETURN if list was initially empty */ if (empty) { @@ -843,6 +820,8 @@ _pnfs_return_layout(struct inode *ino) spin_unlock(&ino->i_lock); pnfs_free_lseg_list(&tmp_list); + WARN_ON(test_bit(NFS_INO_LAYOUTCOMMIT, &nfsi->flags)); + lrp = kzalloc(sizeof(*lrp), GFP_KERNEL); if (unlikely(lrp == NULL)) { status = -ENOMEM; @@ -866,33 +845,6 @@ _pnfs_return_layout(struct inode *ino) } EXPORT_SYMBOL_GPL(_pnfs_return_layout); -int -pnfs_commit_and_return_layout(struct inode *inode) -{ - struct pnfs_layout_hdr *lo; - int ret; - - spin_lock(&inode->i_lock); - lo = NFS_I(inode)->layout; - if (lo == NULL) { - spin_unlock(&inode->i_lock); - return 0; - } - pnfs_get_layout_hdr(lo); - /* Block new layoutgets and read/write to ds */ - lo->plh_block_lgets++; - spin_unlock(&inode->i_lock); - filemap_fdatawait(inode->i_mapping); - ret = pnfs_layoutcommit_inode(inode, true); - if (ret == 0) - ret = _pnfs_return_layout(inode); - spin_lock(&inode->i_lock); - lo->plh_block_lgets--; - spin_unlock(&inode->i_lock); - pnfs_put_layout_hdr(lo); - return ret; -} - bool pnfs_roc(struct inode *ino) { struct pnfs_layout_hdr *lo; @@ -1506,6 +1458,7 @@ static void pnfs_ld_handle_write_error(struct nfs_write_data *data) dprintk("pnfs write error = %d\n", hdr->pnfs_error); if (NFS_SERVER(hdr->inode)->pnfs_curr_ld->flags & PNFS_LAYOUTRET_ON_ERROR) { + clear_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(hdr->inode)->flags); pnfs_return_layout(hdr->inode); } if (!test_and_set_bit(NFS_IOHDR_REDO, &hdr->flags)) @@ -1660,6 +1613,7 @@ static void pnfs_ld_handle_read_error(struct nfs_read_data *data) dprintk("pnfs read error = %d\n", hdr->pnfs_error); if (NFS_SERVER(hdr->inode)->pnfs_curr_ld->flags & PNFS_LAYOUTRET_ON_ERROR) { + clear_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(hdr->inode)->flags); pnfs_return_layout(hdr->inode); } if (!test_and_set_bit(NFS_IOHDR_REDO, &hdr->flags)) @@ -1792,27 +1746,11 @@ static void pnfs_list_write_lseg(struct inode *inode, struct list_head *listp) list_for_each_entry(lseg, &NFS_I(inode)->layout->plh_segs, pls_list) { if (lseg->pls_range.iomode == IOMODE_RW && - test_and_clear_bit(NFS_LSEG_LAYOUTCOMMIT, &lseg->pls_flags)) + test_bit(NFS_LSEG_LAYOUTCOMMIT, &lseg->pls_flags)) list_add(&lseg->pls_lc_list, listp); } } -static void pnfs_list_write_lseg_done(struct inode *inode, struct list_head *listp) -{ - struct pnfs_layout_segment *lseg, *tmp; - unsigned long *bitlock = &NFS_I(inode)->flags; - - /* Matched by references in pnfs_set_layoutcommit */ - list_for_each_entry_safe(lseg, tmp, listp, pls_lc_list) { - list_del_init(&lseg->pls_lc_list); - pnfs_put_lseg(lseg); - } - - clear_bit_unlock(NFS_INO_LAYOUTCOMMITTING, bitlock); - smp_mb__after_clear_bit(); - wake_up_bit(bitlock, NFS_INO_LAYOUTCOMMITTING); -} - void pnfs_set_lo_fail(struct pnfs_layout_segment *lseg) { pnfs_layout_io_set_failed(lseg->pls_layout, lseg->pls_range.iomode); @@ -1857,7 +1795,6 @@ void pnfs_cleanup_layoutcommit(struct nfs4_layoutcommit_data *data) if (nfss->pnfs_curr_ld->cleanup_layoutcommit) nfss->pnfs_curr_ld->cleanup_layoutcommit(data); - pnfs_list_write_lseg_done(data->args.inode, &data->lseg_list); } /* diff --git a/trunk/fs/nfs/pnfs.h b/trunk/fs/nfs/pnfs.h index f5f8a470a647..94ba80417748 100644 --- a/trunk/fs/nfs/pnfs.h +++ b/trunk/fs/nfs/pnfs.h @@ -219,7 +219,6 @@ void pnfs_set_layoutcommit(struct nfs_write_data *wdata); void pnfs_cleanup_layoutcommit(struct nfs4_layoutcommit_data *data); int pnfs_layoutcommit_inode(struct inode *inode, bool sync); int _pnfs_return_layout(struct inode *); -int pnfs_commit_and_return_layout(struct inode *); void pnfs_ld_write_done(struct nfs_write_data *); void pnfs_ld_read_done(struct nfs_read_data *); struct pnfs_layout_segment *pnfs_update_layout(struct inode *ino, @@ -408,11 +407,6 @@ static inline int pnfs_return_layout(struct inode *ino) return 0; } -static inline int pnfs_commit_and_return_layout(struct inode *inode) -{ - return 0; -} - static inline bool pnfs_ld_layoutret_on_setattr(struct inode *inode) { diff --git a/trunk/fs/nfsd/nfs4xdr.c b/trunk/fs/nfsd/nfs4xdr.c index a2720071f282..01168865dd37 100644 --- a/trunk/fs/nfsd/nfs4xdr.c +++ b/trunk/fs/nfsd/nfs4xdr.c @@ -264,7 +264,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, iattr->ia_valid |= ATTR_SIZE; } if (bmval[0] & FATTR4_WORD0_ACL) { - u32 nace; + int nace; struct nfs4_ace *ace; READ_BUF(4); len += 4; diff --git a/trunk/fs/nfsd/nfscache.c b/trunk/fs/nfsd/nfscache.c index ca05f6dc3544..62c1ee128aeb 100644 --- a/trunk/fs/nfsd/nfscache.c +++ b/trunk/fs/nfsd/nfscache.c @@ -102,8 +102,7 @@ nfsd_reply_cache_free_locked(struct svc_cacherep *rp) { if (rp->c_type == RC_REPLBUFF) kfree(rp->c_replvec.iov_base); - if (!hlist_unhashed(&rp->c_hash)) - hlist_del(&rp->c_hash); + hlist_del(&rp->c_hash); list_del(&rp->c_lru); --num_drc_entries; kmem_cache_free(drc_slab, rp); @@ -119,10 +118,6 @@ nfsd_reply_cache_free(struct svc_cacherep *rp) int nfsd_reply_cache_init(void) { - INIT_LIST_HEAD(&lru_head); - max_drc_entries = nfsd_cache_size_limit(); - num_drc_entries = 0; - register_shrinker(&nfsd_reply_cache_shrinker); drc_slab = kmem_cache_create("nfsd_drc", sizeof(struct svc_cacherep), 0, 0, NULL); @@ -133,6 +128,10 @@ int nfsd_reply_cache_init(void) if (!cache_hash) goto out_nomem; + INIT_LIST_HEAD(&lru_head); + max_drc_entries = nfsd_cache_size_limit(); + num_drc_entries = 0; + return 0; out_nomem: printk(KERN_ERR "nfsd: failed to allocate reply cache\n"); diff --git a/trunk/fs/nfsd/vfs.c b/trunk/fs/nfsd/vfs.c index 2b2e2396a869..2a7eb536de0b 100644 --- a/trunk/fs/nfsd/vfs.c +++ b/trunk/fs/nfsd/vfs.c @@ -1013,7 +1013,6 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, int host_err; int stable = *stablep; int use_wgather; - loff_t pos = offset; dentry = file->f_path.dentry; inode = dentry->d_inode; @@ -1026,7 +1025,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, /* Write the data. */ oldfs = get_fs(); set_fs(KERNEL_DS); - host_err = vfs_writev(file, (struct iovec __user *)vec, vlen, &pos); + host_err = vfs_writev(file, (struct iovec __user *)vec, vlen, &offset); set_fs(oldfs); if (host_err < 0) goto out_nfserr; diff --git a/trunk/fs/pnode.c b/trunk/fs/pnode.c index 8b29d2164da6..3e000a51ac0d 100644 --- a/trunk/fs/pnode.c +++ b/trunk/fs/pnode.c @@ -9,7 +9,6 @@ #include #include #include -#include #include "internal.h" #include "pnode.h" @@ -221,7 +220,6 @@ static struct mount *get_source(struct mount *dest, int propagate_mnt(struct mount *dest_mnt, struct dentry *dest_dentry, struct mount *source_mnt, struct list_head *tree_list) { - struct user_namespace *user_ns = current->nsproxy->mnt_ns->user_ns; struct mount *m, *child; int ret = 0; struct mount *prev_dest_mnt = dest_mnt; @@ -239,10 +237,6 @@ int propagate_mnt(struct mount *dest_mnt, struct dentry *dest_dentry, source = get_source(m, prev_dest_mnt, prev_src_mnt, &type); - /* Notice when we are propagating across user namespaces */ - if (m->mnt_ns->user_ns != user_ns) - type |= CL_UNPRIVILEGED; - child = copy_tree(source, source->mnt.mnt_root, type); if (IS_ERR(child)) { ret = PTR_ERR(child); diff --git a/trunk/fs/pnode.h b/trunk/fs/pnode.h index a0493d5ebfbf..19b853a3445c 100644 --- a/trunk/fs/pnode.h +++ b/trunk/fs/pnode.h @@ -23,7 +23,6 @@ #define CL_MAKE_SHARED 0x08 #define CL_PRIVATE 0x10 #define CL_SHARED_TO_SLAVE 0x20 -#define CL_UNPRIVILEGED 0x40 static inline void set_mnt_shared(struct mount *mnt) { diff --git a/trunk/fs/proc/root.c b/trunk/fs/proc/root.c index 9c7fab1d23f0..c6e9fac26bac 100644 --- a/trunk/fs/proc/root.c +++ b/trunk/fs/proc/root.c @@ -16,7 +16,6 @@ #include #include #include -#include #include #include #include @@ -109,9 +108,6 @@ static struct dentry *proc_mount(struct file_system_type *fs_type, } else { ns = task_active_pid_ns(current); options = data; - - if (!current_user_ns()->may_mount_proc) - return ERR_PTR(-EPERM); } sb = sget(fs_type, proc_test_super, proc_set_super, flags, ns); diff --git a/trunk/fs/read_write.c b/trunk/fs/read_write.c index e6ddc8dceb96..a698eff457fb 100644 --- a/trunk/fs/read_write.c +++ b/trunk/fs/read_write.c @@ -17,7 +17,6 @@ #include #include #include "read_write.h" -#include "internal.h" #include #include @@ -418,33 +417,6 @@ ssize_t do_sync_write(struct file *filp, const char __user *buf, size_t len, lof EXPORT_SYMBOL(do_sync_write); -ssize_t __kernel_write(struct file *file, const char *buf, size_t count, loff_t *pos) -{ - mm_segment_t old_fs; - const char __user *p; - ssize_t ret; - - if (!file->f_op || (!file->f_op->write && !file->f_op->aio_write)) - return -EINVAL; - - old_fs = get_fs(); - set_fs(get_ds()); - p = (__force const char __user *)buf; - if (count > MAX_RW_COUNT) - count = MAX_RW_COUNT; - if (file->f_op->write) - ret = file->f_op->write(file, p, count, pos); - else - ret = do_sync_write(file, p, count, pos); - set_fs(old_fs); - if (ret > 0) { - fsnotify_modify(file); - add_wchar(current, ret); - } - inc_syscw(current); - return ret; -} - ssize_t vfs_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { ssize_t ret; diff --git a/trunk/fs/reiserfs/xattr.c b/trunk/fs/reiserfs/xattr.c index 4cce1d9552fb..c196369fe408 100644 --- a/trunk/fs/reiserfs/xattr.c +++ b/trunk/fs/reiserfs/xattr.c @@ -187,8 +187,8 @@ fill_with_dentries(void *buf, const char *name, int namelen, loff_t offset, if (dbuf->count == ARRAY_SIZE(dbuf->dentries)) return -ENOSPC; - if (name[0] == '.' && (namelen < 2 || - (namelen == 2 && name[1] == '.'))) + if (name[0] == '.' && (name[1] == '\0' || + (name[1] == '.' && name[2] == '\0'))) return 0; dentry = lookup_one_len(name, dbuf->xadir, namelen); diff --git a/trunk/fs/splice.c b/trunk/fs/splice.c index 29e394e49ddd..718bd0056384 100644 --- a/trunk/fs/splice.c +++ b/trunk/fs/splice.c @@ -31,7 +31,6 @@ #include #include #include -#include "internal.h" /* * Attempt to steal a page from a pipe buffer. This should perhaps go into @@ -1049,10 +1048,9 @@ static int write_pipe_buf(struct pipe_inode_info *pipe, struct pipe_buffer *buf, { int ret; void *data; - loff_t tmp = sd->pos; data = buf->ops->map(pipe, buf, 0); - ret = __kernel_write(sd->u.file, data + buf->offset, sd->len, &tmp); + ret = kernel_write(sd->u.file, data + buf->offset, sd->len, sd->pos); buf->ops->unmap(pipe, buf, data); return ret; diff --git a/trunk/fs/sysfs/dir.c b/trunk/fs/sysfs/dir.c index e14512678c9b..2fbdff6be25c 100644 --- a/trunk/fs/sysfs/dir.c +++ b/trunk/fs/sysfs/dir.c @@ -1020,8 +1020,6 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) ino = parent_sd->s_ino; if (filldir(dirent, ".", 1, filp->f_pos, ino, DT_DIR) == 0) filp->f_pos++; - else - return 0; } if (filp->f_pos == 1) { if (parent_sd->s_parent) @@ -1030,8 +1028,6 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) ino = parent_sd->s_ino; if (filldir(dirent, "..", 2, filp->f_pos, ino, DT_DIR) == 0) filp->f_pos++; - else - return 0; } mutex_lock(&sysfs_mutex); for (pos = sysfs_dir_pos(ns, parent_sd, filp->f_pos, pos); @@ -1062,21 +1058,10 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) return 0; } -static loff_t sysfs_dir_llseek(struct file *file, loff_t offset, int whence) -{ - struct inode *inode = file_inode(file); - loff_t ret; - - mutex_lock(&inode->i_mutex); - ret = generic_file_llseek(file, offset, whence); - mutex_unlock(&inode->i_mutex); - - return ret; -} const struct file_operations sysfs_dir_operations = { .read = generic_read_dir, .readdir = sysfs_readdir, .release = sysfs_dir_release, - .llseek = sysfs_dir_llseek, + .llseek = generic_file_llseek, }; diff --git a/trunk/fs/sysfs/mount.c b/trunk/fs/sysfs/mount.c index afd83273e6ce..8d924b5ec733 100644 --- a/trunk/fs/sysfs/mount.c +++ b/trunk/fs/sysfs/mount.c @@ -19,7 +19,6 @@ #include #include #include -#include #include "sysfs.h" @@ -112,9 +111,6 @@ static struct dentry *sysfs_mount(struct file_system_type *fs_type, struct super_block *sb; int error; - if (!(flags & MS_KERNMOUNT) && !current_user_ns()->may_mount_sysfs) - return ERR_PTR(-EPERM); - info = kzalloc(sizeof(*info), GFP_KERNEL); if (!info) return ERR_PTR(-ENOMEM); diff --git a/trunk/fs/ubifs/super.c b/trunk/fs/ubifs/super.c index f21acf0ef01f..ac838b844936 100644 --- a/trunk/fs/ubifs/super.c +++ b/trunk/fs/ubifs/super.c @@ -1568,12 +1568,6 @@ static int ubifs_remount_rw(struct ubifs_info *c) c->remounting_rw = 1; c->ro_mount = 0; - if (c->space_fixup) { - err = ubifs_fixup_free_space(c); - if (err) - return err; - } - err = check_free_space(c); if (err) goto out; @@ -1690,6 +1684,12 @@ static int ubifs_remount_rw(struct ubifs_info *c) err = dbg_check_space_info(c); } + if (c->space_fixup) { + err = ubifs_fixup_free_space(c); + if (err) + goto out; + } + mutex_unlock(&c->umount_mutex); return err; diff --git a/trunk/include/linux/compat.h b/trunk/include/linux/compat.h index 377cd8c3395e..76a87fb57ac2 100644 --- a/trunk/include/linux/compat.h +++ b/trunk/include/linux/compat.h @@ -141,11 +141,11 @@ typedef struct { } compat_sigset_t; struct compat_sigaction { -#ifndef __ARCH_HAS_IRIX_SIGACTION +#ifndef __ARCH_HAS_ODD_SIGACTION compat_uptr_t sa_handler; compat_ulong_t sa_flags; #else - compat_uint_t sa_flags; + compat_ulong_t sa_flags; compat_uptr_t sa_handler; #endif #ifdef __ARCH_HAS_SA_RESTORER diff --git a/trunk/include/linux/debug_locks.h b/trunk/include/linux/debug_locks.h index 3bd46f766751..a975de1ff59f 100644 --- a/trunk/include/linux/debug_locks.h +++ b/trunk/include/linux/debug_locks.h @@ -51,7 +51,7 @@ struct task_struct; extern void debug_show_all_locks(void); extern void debug_show_held_locks(struct task_struct *task); extern void debug_check_no_locks_freed(const void *from, unsigned long len); -extern void debug_check_no_locks_held(struct task_struct *task); +extern void debug_check_no_locks_held(void); #else static inline void debug_show_all_locks(void) { @@ -67,7 +67,7 @@ debug_check_no_locks_freed(const void *from, unsigned long len) } static inline void -debug_check_no_locks_held(struct task_struct *task) +debug_check_no_locks_held(void) { } #endif diff --git a/trunk/include/linux/devfreq.h b/trunk/include/linux/devfreq.h index fe8c4476f7e4..e83ef39b3bea 100644 --- a/trunk/include/linux/devfreq.h +++ b/trunk/include/linux/devfreq.h @@ -213,7 +213,7 @@ struct devfreq_simple_ondemand_data { #endif #else /* !CONFIG_PM_DEVFREQ */ -static inline struct devfreq *devfreq_add_device(struct device *dev, +static struct devfreq *devfreq_add_device(struct device *dev, struct devfreq_dev_profile *profile, const char *governor_name, void *data) @@ -221,34 +221,34 @@ static inline struct devfreq *devfreq_add_device(struct device *dev, return NULL; } -static inline int devfreq_remove_device(struct devfreq *devfreq) +static int devfreq_remove_device(struct devfreq *devfreq) { return 0; } -static inline int devfreq_suspend_device(struct devfreq *devfreq) +static int devfreq_suspend_device(struct devfreq *devfreq) { return 0; } -static inline int devfreq_resume_device(struct devfreq *devfreq) +static int devfreq_resume_device(struct devfreq *devfreq) { return 0; } -static inline struct opp *devfreq_recommended_opp(struct device *dev, +static struct opp *devfreq_recommended_opp(struct device *dev, unsigned long *freq, u32 flags) { - return ERR_PTR(-EINVAL); + return -EINVAL; } -static inline int devfreq_register_opp_notifier(struct device *dev, +static int devfreq_register_opp_notifier(struct device *dev, struct devfreq *devfreq) { return -EINVAL; } -static inline int devfreq_unregister_opp_notifier(struct device *dev, +static int devfreq_unregister_opp_notifier(struct device *dev, struct devfreq *devfreq) { return -EINVAL; diff --git a/trunk/include/linux/freezer.h b/trunk/include/linux/freezer.h index e70df40d84f6..043a5cf8b5ba 100644 --- a/trunk/include/linux/freezer.h +++ b/trunk/include/linux/freezer.h @@ -3,6 +3,7 @@ #ifndef FREEZER_H_INCLUDED #define FREEZER_H_INCLUDED +#include #include #include #include @@ -48,6 +49,8 @@ extern void thaw_kernel_threads(void); static inline bool try_to_freeze(void) { + if (!(current->flags & PF_NOFREEZE)) + debug_check_no_locks_held(); might_sleep(); if (likely(!freezing(current))) return false; diff --git a/trunk/include/linux/fs_struct.h b/trunk/include/linux/fs_struct.h index 2b93a9a5a1e6..729eded4b24f 100644 --- a/trunk/include/linux/fs_struct.h +++ b/trunk/include/linux/fs_struct.h @@ -50,6 +50,4 @@ static inline void get_fs_root_and_pwd(struct fs_struct *fs, struct path *root, spin_unlock(&fs->lock); } -extern bool current_chrooted(void); - #endif /* _LINUX_FS_STRUCT_H */ diff --git a/trunk/include/linux/mfd/max77693-private.h b/trunk/include/linux/mfd/max77693-private.h index 1aa4f13cdfa6..5b18ecde69b5 100644 --- a/trunk/include/linux/mfd/max77693-private.h +++ b/trunk/include/linux/mfd/max77693-private.h @@ -106,29 +106,6 @@ enum max77693_muic_reg { MAX77693_MUIC_REG_END, }; -/* MAX77693 INTMASK1~2 Register */ -#define INTMASK1_ADC1K_SHIFT 3 -#define INTMASK1_ADCERR_SHIFT 2 -#define INTMASK1_ADCLOW_SHIFT 1 -#define INTMASK1_ADC_SHIFT 0 -#define INTMASK1_ADC1K_MASK (1 << INTMASK1_ADC1K_SHIFT) -#define INTMASK1_ADCERR_MASK (1 << INTMASK1_ADCERR_SHIFT) -#define INTMASK1_ADCLOW_MASK (1 << INTMASK1_ADCLOW_SHIFT) -#define INTMASK1_ADC_MASK (1 << INTMASK1_ADC_SHIFT) - -#define INTMASK2_VIDRM_SHIFT 5 -#define INTMASK2_VBVOLT_SHIFT 4 -#define INTMASK2_DXOVP_SHIFT 3 -#define INTMASK2_DCDTMR_SHIFT 2 -#define INTMASK2_CHGDETRUN_SHIFT 1 -#define INTMASK2_CHGTYP_SHIFT 0 -#define INTMASK2_VIDRM_MASK (1 << INTMASK2_VIDRM_SHIFT) -#define INTMASK2_VBVOLT_MASK (1 << INTMASK2_VBVOLT_SHIFT) -#define INTMASK2_DXOVP_MASK (1 << INTMASK2_DXOVP_SHIFT) -#define INTMASK2_DCDTMR_MASK (1 << INTMASK2_DCDTMR_SHIFT) -#define INTMASK2_CHGDETRUN_MASK (1 << INTMASK2_CHGDETRUN_SHIFT) -#define INTMASK2_CHGTYP_MASK (1 << INTMASK2_CHGTYP_SHIFT) - /* MAX77693 MUIC - STATUS1~3 Register */ #define STATUS1_ADC_SHIFT (0) #define STATUS1_ADCLOW_SHIFT (5) diff --git a/trunk/include/linux/mm.h b/trunk/include/linux/mm.h index e19ff30ad0a2..7acc9dc73c9f 100644 --- a/trunk/include/linux/mm.h +++ b/trunk/include/linux/mm.h @@ -87,6 +87,7 @@ extern unsigned int kobjsize(const void *objp); #define VM_PFNMAP 0x00000400 /* Page-ranges managed without "struct page", just pure PFN */ #define VM_DENYWRITE 0x00000800 /* ETXTBSY on write attempts.. */ +#define VM_POPULATE 0x00001000 #define VM_LOCKED 0x00002000 #define VM_IO 0x00004000 /* Memory mapped I/O or similar */ diff --git a/trunk/include/linux/mman.h b/trunk/include/linux/mman.h index 9aa863da287f..61c7a87e5d2b 100644 --- a/trunk/include/linux/mman.h +++ b/trunk/include/linux/mman.h @@ -79,6 +79,8 @@ calc_vm_flag_bits(unsigned long flags) { return _calc_vm_trans(flags, MAP_GROWSDOWN, VM_GROWSDOWN ) | _calc_vm_trans(flags, MAP_DENYWRITE, VM_DENYWRITE ) | - _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ); + ((flags & MAP_LOCKED) ? (VM_LOCKED | VM_POPULATE) : 0) | + (((flags & (MAP_POPULATE | MAP_NONBLOCK)) == MAP_POPULATE) ? + VM_POPULATE : 0); } #endif /* _LINUX_MMAN_H */ diff --git a/trunk/include/linux/mount.h b/trunk/include/linux/mount.h index 73005f9957ea..d7029f4a191a 100644 --- a/trunk/include/linux/mount.h +++ b/trunk/include/linux/mount.h @@ -47,8 +47,6 @@ struct mnt_namespace; #define MNT_INTERNAL 0x4000 -#define MNT_LOCK_READONLY 0x400000 - struct vfsmount { struct dentry *mnt_root; /* root of the mounted tree */ struct super_block *mnt_sb; /* pointer to superblock */ diff --git a/trunk/include/linux/mxsfb.h b/trunk/include/linux/mxsfb.h index f80af8674342..f14943d55315 100644 --- a/trunk/include/linux/mxsfb.h +++ b/trunk/include/linux/mxsfb.h @@ -24,8 +24,8 @@ #define STMLCDIF_18BIT 2 /** pixel data bus to the display is of 18 bit width */ #define STMLCDIF_24BIT 3 /** pixel data bus to the display is of 24 bit width */ -#define MXSFB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) -#define MXSFB_SYNC_DOTCLK_FAILING_ACT (1 << 7) /* failing/negtive edge sampling */ +#define FB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) +#define FB_SYNC_DOTCLK_FAILING_ACT (1 << 7) /* failing/negtive edge sampling */ struct mxsfb_platform_data { struct fb_videomode *mode_list; @@ -44,9 +44,6 @@ struct mxsfb_platform_data { * allocated. If specified,fb_size must also be specified. * fb_phys must be unused by Linux. */ - u32 sync; /* sync mask, contains MXSFB specifics not - * carried in fb_info->var.sync - */ }; #endif /* __LINUX_MXSFB_H */ diff --git a/trunk/include/linux/netdevice.h b/trunk/include/linux/netdevice.h index 6151e903eef0..b3d00fa4b314 100644 --- a/trunk/include/linux/netdevice.h +++ b/trunk/include/linux/netdevice.h @@ -210,9 +210,9 @@ struct netdev_hw_addr { #define NETDEV_HW_ADDR_T_SLAVE 3 #define NETDEV_HW_ADDR_T_UNICAST 4 #define NETDEV_HW_ADDR_T_MULTICAST 5 + bool synced; bool global_use; int refcount; - int synced; struct rcu_head rcu_head; }; @@ -895,7 +895,7 @@ struct netdev_fcoe_hbainfo { * * int (*ndo_bridge_setlink)(struct net_device *dev, struct nlmsghdr *nlh) * int (*ndo_bridge_getlink)(struct sk_buff *skb, u32 pid, u32 seq, - * struct net_device *dev, u32 filter_mask) + * struct net_device *dev) * * int (*ndo_change_carrier)(struct net_device *dev, bool new_carrier); * Called to change device carrier. Soft-devices (like dummy, team, etc) diff --git a/trunk/include/linux/pci.h b/trunk/include/linux/pci.h index 2461033a7987..710067f3618c 100644 --- a/trunk/include/linux/pci.h +++ b/trunk/include/linux/pci.h @@ -916,6 +916,7 @@ void pci_disable_rom(struct pci_dev *pdev); void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size); void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom); size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size); +void __iomem __must_check *pci_platform_rom(struct pci_dev *pdev, size_t *size); /* Power management related routines */ int pci_save_state(struct pci_dev *dev); diff --git a/trunk/include/linux/signal.h b/trunk/include/linux/signal.h index 9475c5cb28bc..a2dcb94ea49d 100644 --- a/trunk/include/linux/signal.h +++ b/trunk/include/linux/signal.h @@ -250,11 +250,11 @@ extern int show_unhandled_signals; extern int sigsuspend(sigset_t *); struct sigaction { -#ifndef __ARCH_HAS_IRIX_SIGACTION +#ifndef __ARCH_HAS_ODD_SIGACTION __sighandler_t sa_handler; unsigned long sa_flags; #else - unsigned int sa_flags; + unsigned long sa_flags; __sighandler_t sa_handler; #endif #ifdef __ARCH_HAS_SA_RESTORER diff --git a/trunk/include/linux/skbuff.h b/trunk/include/linux/skbuff.h index b8292d8cc9fa..441f5bfdab8e 100644 --- a/trunk/include/linux/skbuff.h +++ b/trunk/include/linux/skbuff.h @@ -2643,13 +2643,6 @@ static inline void nf_reset(struct sk_buff *skb) #endif } -static inline void nf_reset_trace(struct sk_buff *skb) -{ -#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE) - skb->nf_trace = 0; -#endif -} - /* Note: This doesn't put any conntrack and bridge info in dst. */ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src) { diff --git a/trunk/include/linux/thermal.h b/trunk/include/linux/thermal.h index e3c0ae9bb1fa..f0bd7f90a90d 100644 --- a/trunk/include/linux/thermal.h +++ b/trunk/include/linux/thermal.h @@ -44,7 +44,7 @@ /* Adding event notification support elements */ #define THERMAL_GENL_FAMILY_NAME "thermal_event" #define THERMAL_GENL_VERSION 0x01 -#define THERMAL_GENL_MCAST_GROUP_NAME "thermal_mc_grp" +#define THERMAL_GENL_MCAST_GROUP_NAME "thermal_mc_group" /* Default Thermal Governor */ #if defined(CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE) diff --git a/trunk/include/linux/udp.h b/trunk/include/linux/udp.h index 42278bbf7a88..9d81de123c90 100644 --- a/trunk/include/linux/udp.h +++ b/trunk/include/linux/udp.h @@ -68,7 +68,6 @@ struct udp_sock { * For encapsulation sockets. */ int (*encap_rcv)(struct sock *sk, struct sk_buff *skb); - void (*encap_destroy)(struct sock *sk); }; static inline struct udp_sock *udp_sk(const struct sock *sk) diff --git a/trunk/include/linux/usb/hcd.h b/trunk/include/linux/usb/hcd.h index 59694b5e5e90..0a78df5f6cfd 100644 --- a/trunk/include/linux/usb/hcd.h +++ b/trunk/include/linux/usb/hcd.h @@ -357,7 +357,6 @@ struct hc_driver { */ int (*disable_usb3_lpm_timeout)(struct usb_hcd *, struct usb_device *, enum usb3_link_state state); - int (*find_raw_port_number)(struct usb_hcd *, int); }; extern int usb_hcd_link_urb_to_ep(struct usb_hcd *hcd, struct urb *urb); @@ -397,7 +396,6 @@ extern int usb_hcd_is_primary_hcd(struct usb_hcd *hcd); extern int usb_add_hcd(struct usb_hcd *hcd, unsigned int irqnum, unsigned long irqflags); extern void usb_remove_hcd(struct usb_hcd *hcd); -extern int usb_hcd_find_raw_port_number(struct usb_hcd *hcd, int port1); struct platform_device; extern void usb_hcd_platform_shutdown(struct platform_device *dev); diff --git a/trunk/include/linux/user_namespace.h b/trunk/include/linux/user_namespace.h index b6b215f13b45..4ce009324933 100644 --- a/trunk/include/linux/user_namespace.h +++ b/trunk/include/linux/user_namespace.h @@ -26,8 +26,6 @@ struct user_namespace { kuid_t owner; kgid_t group; unsigned int proc_inum; - bool may_mount_sysfs; - bool may_mount_proc; }; extern struct user_namespace init_user_ns; @@ -84,6 +82,4 @@ static inline void put_user_ns(struct user_namespace *ns) #endif -void update_mnt_policy(struct user_namespace *userns); - #endif /* _LINUX_USER_H */ diff --git a/trunk/include/net/flow_keys.h b/trunk/include/net/flow_keys.h index bb8271d487b7..80461c1ae9ef 100644 --- a/trunk/include/net/flow_keys.h +++ b/trunk/include/net/flow_keys.h @@ -9,7 +9,6 @@ struct flow_keys { __be32 ports; __be16 port16[2]; }; - u16 thoff; u8 ip_proto; }; diff --git a/trunk/include/net/ip_vs.h b/trunk/include/net/ip_vs.h index fce8e6b66d55..68c69d54d392 100644 --- a/trunk/include/net/ip_vs.h +++ b/trunk/include/net/ip_vs.h @@ -976,7 +976,6 @@ struct netns_ipvs { int sysctl_sync_retries; int sysctl_nat_icmp_send; int sysctl_pmtu_disc; - int sysctl_backup_only; /* ip_vs_lblc */ int sysctl_lblc_expiration; @@ -1068,12 +1067,6 @@ static inline int sysctl_pmtu_disc(struct netns_ipvs *ipvs) return ipvs->sysctl_pmtu_disc; } -static inline int sysctl_backup_only(struct netns_ipvs *ipvs) -{ - return ipvs->sync_state & IP_VS_STATE_BACKUP && - ipvs->sysctl_backup_only; -} - #else static inline int sysctl_sync_threshold(struct netns_ipvs *ipvs) @@ -1121,11 +1114,6 @@ static inline int sysctl_pmtu_disc(struct netns_ipvs *ipvs) return 1; } -static inline int sysctl_backup_only(struct netns_ipvs *ipvs) -{ - return 0; -} - #endif /* diff --git a/trunk/include/net/ipip.h b/trunk/include/net/ipip.h index 982141c15200..fd19625ff99d 100644 --- a/trunk/include/net/ipip.h +++ b/trunk/include/net/ipip.h @@ -77,11 +77,15 @@ static inline void tunnel_ip_select_ident(struct sk_buff *skb, { struct iphdr *iph = ip_hdr(skb); - /* Use inner packet iph-id if possible. */ - if (skb->protocol == htons(ETH_P_IP) && old_iph->id) - iph->id = old_iph->id; - else - __ip_select_ident(iph, dst, - (skb_shinfo(skb)->gso_segs ?: 1) - 1); + if (iph->frag_off & htons(IP_DF)) + iph->id = 0; + else { + /* Use inner packet iph-id if possible. */ + if (skb->protocol == htons(ETH_P_IP) && old_iph->id) + iph->id = old_iph->id; + else + __ip_select_ident(iph, dst, + (skb_shinfo(skb)->gso_segs ?: 1) - 1); + } } #endif diff --git a/trunk/include/scsi/libfc.h b/trunk/include/scsi/libfc.h index e1379b4e8faf..399162b50a8d 100644 --- a/trunk/include/scsi/libfc.h +++ b/trunk/include/scsi/libfc.h @@ -1074,8 +1074,7 @@ void fc_rport_terminate_io(struct fc_rport *); /* * DISCOVERY LAYER *****************************/ -void fc_disc_init(struct fc_lport *); -void fc_disc_config(struct fc_lport *, void *); +int fc_disc_init(struct fc_lport *); static inline struct fc_lport *fc_disc_lport(struct fc_disc *disc) { diff --git a/trunk/include/sound/max98090.h b/trunk/include/sound/max98090.h old mode 100644 new mode 100755 diff --git a/trunk/include/sound/soc-dapm.h b/trunk/include/sound/soc-dapm.h index 44a30b108683..e1ef63d4a5c4 100644 --- a/trunk/include/sound/soc-dapm.h +++ b/trunk/include/sound/soc-dapm.h @@ -488,7 +488,6 @@ struct snd_soc_dapm_path { /* status */ u32 connect:1; /* source and sink widgets are connected */ u32 walked:1; /* path has been walked */ - u32 walking:1; /* path is in the process of being walked */ u32 weak:1; /* path ignored for power management */ int (*connected)(struct snd_soc_dapm_widget *source, diff --git a/trunk/include/uapi/linux/packet_diag.h b/trunk/include/uapi/linux/packet_diag.h index afafd703ad92..93f5fa94a431 100644 --- a/trunk/include/uapi/linux/packet_diag.h +++ b/trunk/include/uapi/linux/packet_diag.h @@ -33,11 +33,9 @@ enum { PACKET_DIAG_TX_RING, PACKET_DIAG_FANOUT, - __PACKET_DIAG_MAX, + PACKET_DIAG_MAX, }; -#define PACKET_DIAG_MAX (__PACKET_DIAG_MAX - 1) - struct packet_diag_info { __u32 pdi_index; __u32 pdi_version; diff --git a/trunk/include/uapi/linux/unix_diag.h b/trunk/include/uapi/linux/unix_diag.h index b9e2a6a7446f..b8a24941db21 100644 --- a/trunk/include/uapi/linux/unix_diag.h +++ b/trunk/include/uapi/linux/unix_diag.h @@ -39,11 +39,9 @@ enum { UNIX_DIAG_MEMINFO, UNIX_DIAG_SHUTDOWN, - __UNIX_DIAG_MAX, + UNIX_DIAG_MAX, }; -#define UNIX_DIAG_MAX (__UNIX_DIAG_MAX - 1) - struct unix_diag_vfs { __u32 udiag_vfs_ino; __u32 udiag_vfs_dev; diff --git a/trunk/include/xen/interface/io/blkif.h b/trunk/include/xen/interface/io/blkif.h index ffd4652de91c..01c3d62436ef 100644 --- a/trunk/include/xen/interface/io/blkif.h +++ b/trunk/include/xen/interface/io/blkif.h @@ -138,21 +138,11 @@ struct blkif_request_discard { uint8_t _pad3; } __attribute__((__packed__)); -struct blkif_request_other { - uint8_t _pad1; - blkif_vdev_t _pad2; /* only for read/write requests */ -#ifdef CONFIG_X86_64 - uint32_t _pad3; /* offsetof(blkif_req..,u.other.id)==8*/ -#endif - uint64_t id; /* private guest value, echoed in resp */ -} __attribute__((__packed__)); - struct blkif_request { uint8_t operation; /* BLKIF_OP_??? */ union { struct blkif_request_rw rw; struct blkif_request_discard discard; - struct blkif_request_other other; } u; } __attribute__((__packed__)); diff --git a/trunk/include/xen/interface/physdev.h b/trunk/include/xen/interface/physdev.h index 7000bb1f6e96..1844d31f4552 100644 --- a/trunk/include/xen/interface/physdev.h +++ b/trunk/include/xen/interface/physdev.h @@ -251,12 +251,6 @@ struct physdev_pci_device_add { #define PHYSDEVOP_pci_device_remove 26 #define PHYSDEVOP_restore_msi_ext 27 -/* - * Dom0 should use these two to announce MMIO resources assigned to - * MSI-X capable devices won't (prepare) or may (release) change. - */ -#define PHYSDEVOP_prepare_msix 30 -#define PHYSDEVOP_release_msix 31 struct physdev_pci_device { /* IN */ uint16_t seg; diff --git a/trunk/ipc/mqueue.c b/trunk/ipc/mqueue.c index e4e47f647446..3953fda2e8bd 100644 --- a/trunk/ipc/mqueue.c +++ b/trunk/ipc/mqueue.c @@ -330,16 +330,8 @@ static struct dentry *mqueue_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *data) { - if (!(flags & MS_KERNMOUNT)) { - struct ipc_namespace *ns = current->nsproxy->ipc_ns; - /* Don't allow mounting unless the caller has CAP_SYS_ADMIN - * over the ipc namespace. - */ - if (!ns_capable(ns->user_ns, CAP_SYS_ADMIN)) - return ERR_PTR(-EPERM); - - data = ns; - } + if (!(flags & MS_KERNMOUNT)) + data = current->nsproxy->ipc_ns; return mount_ns(fs_type, flags, data, mqueue_fill_super); } diff --git a/trunk/ipc/msg.c b/trunk/ipc/msg.c index fede1d06ef30..31cd1bf6af27 100644 --- a/trunk/ipc/msg.c +++ b/trunk/ipc/msg.c @@ -872,7 +872,6 @@ long do_msgrcv(int msqid, void __user *buf, size_t bufsz, long msgtyp, goto out_unlock; break; } - msg = ERR_PTR(-EAGAIN); } else break; msg_counter++; diff --git a/trunk/kernel/exit.c b/trunk/kernel/exit.c index 60bc027c61c3..51e485ca9935 100644 --- a/trunk/kernel/exit.c +++ b/trunk/kernel/exit.c @@ -835,7 +835,7 @@ void do_exit(long code) /* * Make sure we are holding no locks: */ - debug_check_no_locks_held(tsk); + debug_check_no_locks_held(); /* * We can do this unlocked here. The futex code uses this flag * just to verify whether the pi state cleanup has been done diff --git a/trunk/kernel/lockdep.c b/trunk/kernel/lockdep.c index 8a0efac4f99d..259db207b5d9 100644 --- a/trunk/kernel/lockdep.c +++ b/trunk/kernel/lockdep.c @@ -4088,7 +4088,7 @@ void debug_check_no_locks_freed(const void *mem_from, unsigned long mem_len) } EXPORT_SYMBOL_GPL(debug_check_no_locks_freed); -static void print_held_locks_bug(struct task_struct *curr) +static void print_held_locks_bug(void) { if (!debug_locks_off()) return; @@ -4097,22 +4097,21 @@ static void print_held_locks_bug(struct task_struct *curr) printk("\n"); printk("=====================================\n"); - printk("[ BUG: lock held at task exit time! ]\n"); + printk("[ BUG: %s/%d still has locks held! ]\n", + current->comm, task_pid_nr(current)); print_kernel_ident(); printk("-------------------------------------\n"); - printk("%s/%d is exiting with locks still held!\n", - curr->comm, task_pid_nr(curr)); - lockdep_print_held_locks(curr); - + lockdep_print_held_locks(current); printk("\nstack backtrace:\n"); dump_stack(); } -void debug_check_no_locks_held(struct task_struct *task) +void debug_check_no_locks_held(void) { - if (unlikely(task->lockdep_depth > 0)) - print_held_locks_bug(task); + if (unlikely(current->lockdep_depth > 0)) + print_held_locks_bug(); } +EXPORT_SYMBOL_GPL(debug_check_no_locks_held); void debug_show_all_locks(void) { diff --git a/trunk/kernel/pid_namespace.c b/trunk/kernel/pid_namespace.c index bea15bdf82b0..c1c3dc1c6023 100644 --- a/trunk/kernel/pid_namespace.c +++ b/trunk/kernel/pid_namespace.c @@ -181,7 +181,6 @@ void zap_pid_ns_processes(struct pid_namespace *pid_ns) int nr; int rc; struct task_struct *task, *me = current; - int init_pids = thread_group_leader(me) ? 1 : 2; /* Don't allow any more processes into the pid namespace */ disable_pid_allocation(pid_ns); @@ -231,7 +230,7 @@ void zap_pid_ns_processes(struct pid_namespace *pid_ns) */ for (;;) { set_current_state(TASK_UNINTERRUPTIBLE); - if (pid_ns->nr_hashed == init_pids) + if (pid_ns->nr_hashed == 1) break; schedule(); } diff --git a/trunk/kernel/time/tick-broadcast.c b/trunk/kernel/time/tick-broadcast.c index 7f32fe0e52cd..2fb8cb88df8d 100644 --- a/trunk/kernel/time/tick-broadcast.c +++ b/trunk/kernel/time/tick-broadcast.c @@ -67,8 +67,7 @@ static void tick_broadcast_start_periodic(struct clock_event_device *bc) */ int tick_check_broadcast_device(struct clock_event_device *dev) { - if ((dev->features & CLOCK_EVT_FEAT_DUMMY) || - (tick_broadcast_device.evtdev && + if ((tick_broadcast_device.evtdev && tick_broadcast_device.evtdev->rating >= dev->rating) || (dev->features & CLOCK_EVT_FEAT_C3STOP)) return 0; diff --git a/trunk/kernel/user.c b/trunk/kernel/user.c index 8e635a18ab52..e81978e8c03b 100644 --- a/trunk/kernel/user.c +++ b/trunk/kernel/user.c @@ -51,8 +51,6 @@ struct user_namespace init_user_ns = { .owner = GLOBAL_ROOT_UID, .group = GLOBAL_ROOT_GID, .proc_inum = PROC_USER_INIT_INO, - .may_mount_sysfs = true, - .may_mount_proc = true, }; EXPORT_SYMBOL_GPL(init_user_ns); diff --git a/trunk/kernel/user_namespace.c b/trunk/kernel/user_namespace.c index a54f26f82eb2..b14f4d342043 100644 --- a/trunk/kernel/user_namespace.c +++ b/trunk/kernel/user_namespace.c @@ -61,15 +61,6 @@ int create_user_ns(struct cred *new) kgid_t group = new->egid; int ret; - /* - * Verify that we can not violate the policy of which files - * may be accessed that is specified by the root directory, - * by verifing that the root directory is at the root of the - * mount namespace which allows all files to be accessed. - */ - if (current_chrooted()) - return -EPERM; - /* The creator needs a mapping in the parent user namespace * or else we won't be able to reasonably tell userspace who * created a user_namespace. @@ -96,8 +87,6 @@ int create_user_ns(struct cred *new) set_cred_user_ns(new, ns); - update_mnt_policy(ns); - return 0; } diff --git a/trunk/mm/fremap.c b/trunk/mm/fremap.c index 87da3590c61e..4723ac8d2fc2 100644 --- a/trunk/mm/fremap.c +++ b/trunk/mm/fremap.c @@ -204,8 +204,10 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, unsigned long addr; struct file *file = get_file(vma->vm_file); - addr = mmap_region(file, start, size, - vma->vm_flags, pgoff); + vm_flags = vma->vm_flags; + if (!(flags & MAP_NONBLOCK)) + vm_flags |= VM_POPULATE; + addr = mmap_region(file, start, size, vm_flags, pgoff); fput(file); if (IS_ERR_VALUE(addr)) { err = addr; @@ -224,6 +226,12 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, mutex_unlock(&mapping->i_mmap_mutex); } + if (!(flags & MAP_NONBLOCK) && !(vma->vm_flags & VM_POPULATE)) { + if (!has_write_lock) + goto get_write_lock; + vma->vm_flags |= VM_POPULATE; + } + if (vma->vm_flags & VM_LOCKED) { /* * drop PG_Mlocked flag for over-mapped range diff --git a/trunk/mm/mlock.c b/trunk/mm/mlock.c index 79b7cf7d1bca..1c5e33fce639 100644 --- a/trunk/mm/mlock.c +++ b/trunk/mm/mlock.c @@ -358,7 +358,7 @@ static int do_mlock(unsigned long start, size_t len, int on) newflags = vma->vm_flags & ~VM_LOCKED; if (on) - newflags |= VM_LOCKED; + newflags |= VM_LOCKED | VM_POPULATE; tmp = vma->vm_end; if (tmp > end) @@ -418,7 +418,8 @@ int __mm_populate(unsigned long start, unsigned long len, int ignore_errors) * range with the first VMA. Also, skip undesirable VMA types. */ nend = min(end, vma->vm_end); - if (vma->vm_flags & (VM_IO | VM_PFNMAP)) + if ((vma->vm_flags & (VM_IO | VM_PFNMAP | VM_POPULATE)) != + VM_POPULATE) continue; if (nstart < vma->vm_start) nstart = vma->vm_start; @@ -491,9 +492,9 @@ static int do_mlockall(int flags) struct vm_area_struct * vma, * prev = NULL; if (flags & MCL_FUTURE) - current->mm->def_flags |= VM_LOCKED; + current->mm->def_flags |= VM_LOCKED | VM_POPULATE; else - current->mm->def_flags &= ~VM_LOCKED; + current->mm->def_flags &= ~(VM_LOCKED | VM_POPULATE); if (flags == MCL_FUTURE) goto out; @@ -502,7 +503,7 @@ static int do_mlockall(int flags) newflags = vma->vm_flags & ~VM_LOCKED; if (flags & MCL_CURRENT) - newflags |= VM_LOCKED; + newflags |= VM_LOCKED | VM_POPULATE; /* Ignore errors */ mlock_fixup(vma, &prev, vma->vm_start, vma->vm_end, newflags); diff --git a/trunk/mm/mmap.c b/trunk/mm/mmap.c index 0db0de1c2fbe..2664a47cec93 100644 --- a/trunk/mm/mmap.c +++ b/trunk/mm/mmap.c @@ -1306,9 +1306,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, } addr = mmap_region(file, addr, len, vm_flags, pgoff); - if (!IS_ERR_VALUE(addr) && - ((vm_flags & VM_LOCKED) || - (flags & (MAP_POPULATE | MAP_NONBLOCK)) == MAP_POPULATE)) + if (!IS_ERR_VALUE(addr) && (vm_flags & VM_POPULATE)) *populate = len; return addr; } @@ -1940,7 +1938,7 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr) /* Check the cache first. */ /* (Cache hit rate is typically around 35%.) */ - vma = ACCESS_ONCE(mm->mmap_cache); + vma = mm->mmap_cache; if (!(vma && vma->vm_end > addr && vma->vm_start <= addr)) { struct rb_node *rb_node; diff --git a/trunk/mm/nommu.c b/trunk/mm/nommu.c index 2f3ea749c318..e19328087534 100644 --- a/trunk/mm/nommu.c +++ b/trunk/mm/nommu.c @@ -821,7 +821,7 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr) struct vm_area_struct *vma; /* check the cache first */ - vma = ACCESS_ONCE(mm->mmap_cache); + vma = mm->mmap_cache; if (vma && vma->vm_start <= addr && vma->vm_end > addr) return vma; diff --git a/trunk/net/8021q/vlan.c b/trunk/net/8021q/vlan.c index 85addcd9372b..a18714469bf7 100644 --- a/trunk/net/8021q/vlan.c +++ b/trunk/net/8021q/vlan.c @@ -86,6 +86,13 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head) grp = &vlan_info->grp; + /* Take it out of our own structures, but be sure to interlock with + * HW accelerating devices or SW vlan input packet processing if + * VLAN is not 0 (leave it there for 802.1p). + */ + if (vlan_id) + vlan_vid_del(real_dev, vlan_id); + grp->nr_vlan_devs--; if (vlan->flags & VLAN_FLAG_MVRP) @@ -107,13 +114,6 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head) vlan_gvrp_uninit_applicant(real_dev); } - /* Take it out of our own structures, but be sure to interlock with - * HW accelerating devices or SW vlan input packet processing if - * VLAN is not 0 (leave it there for 802.1p). - */ - if (vlan_id) - vlan_vid_del(real_dev, vlan_id); - /* Get rid of the vlan's reference to real_dev */ dev_put(real_dev); } diff --git a/trunk/net/bluetooth/sco.c b/trunk/net/bluetooth/sco.c index fad0302bdb32..79d87d8d4f51 100644 --- a/trunk/net/bluetooth/sco.c +++ b/trunk/net/bluetooth/sco.c @@ -359,7 +359,6 @@ static void __sco_sock_close(struct sock *sk) sco_chan_del(sk, ECONNRESET); break; - case BT_CONNECT2: case BT_CONNECT: case BT_DISCONN: sco_chan_del(sk, ECONNRESET); diff --git a/trunk/net/bridge/br_fdb.c b/trunk/net/bridge/br_fdb.c index bab338e6270d..b0812c91c0f0 100644 --- a/trunk/net/bridge/br_fdb.c +++ b/trunk/net/bridge/br_fdb.c @@ -423,7 +423,7 @@ static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source, return 0; br_warn(br, "adding interface %s with same address " "as a received packet\n", - source ? source->dev->name : br->dev->name); + source->dev->name); fdb_delete(br, fdb); } diff --git a/trunk/net/core/dev.c b/trunk/net/core/dev.c index e7d68ed8aafe..d540ced1f6c6 100644 --- a/trunk/net/core/dev.c +++ b/trunk/net/core/dev.c @@ -1545,6 +1545,7 @@ void net_enable_timestamp(void) return; } #endif + WARN_ON(in_interrupt()); static_key_slow_inc(&netstamp_needed); } EXPORT_SYMBOL(net_enable_timestamp); @@ -1624,6 +1625,7 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb) } skb_orphan(skb); + nf_reset(skb); if (unlikely(!is_skb_forwardable(dev, skb))) { atomic_long_inc(&dev->rx_dropped); @@ -1639,7 +1641,6 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb) skb->mark = 0; secpath_reset(skb); nf_reset(skb); - nf_reset_trace(skb); return netif_rx(skb); } EXPORT_SYMBOL_GPL(dev_forward_skb); @@ -3314,7 +3315,6 @@ int netdev_rx_handler_register(struct net_device *dev, if (dev->rx_handler) return -EBUSY; - /* Note: rx_handler_data must be set before rx_handler */ rcu_assign_pointer(dev->rx_handler_data, rx_handler_data); rcu_assign_pointer(dev->rx_handler, rx_handler); @@ -3335,11 +3335,6 @@ void netdev_rx_handler_unregister(struct net_device *dev) ASSERT_RTNL(); RCU_INIT_POINTER(dev->rx_handler, NULL); - /* a reader seeing a non NULL rx_handler in a rcu_read_lock() - * section has a guarantee to see a non NULL rx_handler_data - * as well. - */ - synchronize_net(); RCU_INIT_POINTER(dev->rx_handler_data, NULL); } EXPORT_SYMBOL_GPL(netdev_rx_handler_unregister); diff --git a/trunk/net/core/dev_addr_lists.c b/trunk/net/core/dev_addr_lists.c index abdc9e6ef33e..bd2eb9d3e369 100644 --- a/trunk/net/core/dev_addr_lists.c +++ b/trunk/net/core/dev_addr_lists.c @@ -37,7 +37,7 @@ static int __hw_addr_create_ex(struct netdev_hw_addr_list *list, ha->type = addr_type; ha->refcount = 1; ha->global_use = global; - ha->synced = 0; + ha->synced = false; list_add_tail_rcu(&ha->list, &list->list); list->count++; @@ -165,7 +165,7 @@ int __hw_addr_sync(struct netdev_hw_addr_list *to_list, addr_len, ha->type); if (err) break; - ha->synced++; + ha->synced = true; ha->refcount++; } else if (ha->refcount == 1) { __hw_addr_del(to_list, ha->addr, addr_len, ha->type); @@ -186,7 +186,7 @@ void __hw_addr_unsync(struct netdev_hw_addr_list *to_list, if (ha->synced) { __hw_addr_del(to_list, ha->addr, addr_len, ha->type); - ha->synced--; + ha->synced = false; __hw_addr_del(from_list, ha->addr, addr_len, ha->type); } diff --git a/trunk/net/core/flow.c b/trunk/net/core/flow.c index 2bfd081c59f7..c56ea6f7f6c7 100644 --- a/trunk/net/core/flow.c +++ b/trunk/net/core/flow.c @@ -328,7 +328,7 @@ static void flow_cache_flush_per_cpu(void *data) struct flow_flush_info *info = data; struct tasklet_struct *tasklet; - tasklet = &this_cpu_ptr(info->cache->percpu)->flush_tasklet; + tasklet = this_cpu_ptr(&info->cache->percpu->flush_tasklet); tasklet->data = (unsigned long)info; tasklet_schedule(tasklet); } diff --git a/trunk/net/core/flow_dissector.c b/trunk/net/core/flow_dissector.c index e187bf06d673..9d4c7201400d 100644 --- a/trunk/net/core/flow_dissector.c +++ b/trunk/net/core/flow_dissector.c @@ -140,8 +140,6 @@ bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow) flow->ports = *ports; } - flow->thoff = (u16) nhoff; - return true; } EXPORT_SYMBOL(skb_flow_dissect); diff --git a/trunk/net/core/rtnetlink.c b/trunk/net/core/rtnetlink.c index b65441da74ab..5fb8d7e47294 100644 --- a/trunk/net/core/rtnetlink.c +++ b/trunk/net/core/rtnetlink.c @@ -496,10 +496,8 @@ static int rtnl_link_fill(struct sk_buff *skb, const struct net_device *dev) } if (ops->fill_info) { data = nla_nest_start(skb, IFLA_INFO_DATA); - if (data == NULL) { - err = -EMSGSIZE; + if (data == NULL) goto err_cancel_link; - } err = ops->fill_info(skb, dev); if (err < 0) goto err_cancel_data; diff --git a/trunk/net/core/scm.c b/trunk/net/core/scm.c index 2dc6cdaaae8a..905dcc6ad1e3 100644 --- a/trunk/net/core/scm.c +++ b/trunk/net/core/scm.c @@ -24,7 +24,6 @@ #include #include #include -#include #include #include #include @@ -53,8 +52,7 @@ static __inline__ int scm_check_creds(struct ucred *creds) if (!uid_valid(uid) || !gid_valid(gid)) return -EINVAL; - if ((creds->pid == task_tgid_vnr(current) || - ns_capable(current->nsproxy->pid_ns->user_ns, CAP_SYS_ADMIN)) && + if ((creds->pid == task_tgid_vnr(current) || nsown_capable(CAP_SYS_ADMIN)) && ((uid_eq(uid, cred->uid) || uid_eq(uid, cred->euid) || uid_eq(uid, cred->suid)) || nsown_capable(CAP_SETUID)) && ((gid_eq(gid, cred->gid) || gid_eq(gid, cred->egid) || diff --git a/trunk/net/ipv4/af_inet.c b/trunk/net/ipv4/af_inet.c index c929d9c1c4b6..68f6a94f7661 100644 --- a/trunk/net/ipv4/af_inet.c +++ b/trunk/net/ipv4/af_inet.c @@ -1333,7 +1333,8 @@ static struct sk_buff *inet_gso_segment(struct sk_buff *skb, iph->frag_off |= htons(IP_MF); offset += (skb->len - skb->mac_len - iph->ihl * 4); } else { - iph->id = htons(id++); + if (!(iph->frag_off & htons(IP_DF))) + iph->id = htons(id++); } iph->tot_len = htons(skb->len - skb->mac_len); iph->check = 0; diff --git a/trunk/net/ipv4/devinet.c b/trunk/net/ipv4/devinet.c index 96083b7a436b..f678507bc829 100644 --- a/trunk/net/ipv4/devinet.c +++ b/trunk/net/ipv4/devinet.c @@ -802,10 +802,8 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg if (nlh->nlmsg_flags & NLM_F_EXCL || !(nlh->nlmsg_flags & NLM_F_REPLACE)) return -EEXIST; - ifa = ifa_existing; - set_ifa_lifetime(ifa, valid_lft, prefered_lft); - rtmsg_ifa(RTM_NEWADDR, ifa, nlh, NETLINK_CB(skb).portid); - blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa); + + set_ifa_lifetime(ifa_existing, valid_lft, prefered_lft); } return 0; } diff --git a/trunk/net/ipv4/ipconfig.c b/trunk/net/ipv4/ipconfig.c index bf6c5cf31aed..98cbc6877019 100644 --- a/trunk/net/ipv4/ipconfig.c +++ b/trunk/net/ipv4/ipconfig.c @@ -1522,8 +1522,7 @@ static int __init ip_auto_config(void) } for (i++; i < CONF_NAMESERVERS_MAX; i++) if (ic_nameservers[i] != NONE) - pr_cont(", nameserver%u=%pI4", i, &ic_nameservers[i]); - pr_cont("\n"); + pr_cont(", nameserver%u=%pI4\n", i, &ic_nameservers[i]); #endif /* !SILENT */ return 0; diff --git a/trunk/net/ipv4/netfilter/Kconfig b/trunk/net/ipv4/netfilter/Kconfig index 0d755c50994b..ce2d43e1f09f 100644 --- a/trunk/net/ipv4/netfilter/Kconfig +++ b/trunk/net/ipv4/netfilter/Kconfig @@ -36,6 +36,19 @@ config NF_CONNTRACK_PROC_COMPAT If unsure, say Y. +config IP_NF_QUEUE + tristate "IP Userspace queueing via NETLINK (OBSOLETE)" + depends on NETFILTER_ADVANCED + help + Netfilter has the ability to queue packets to user space: the + netlink device can be used to access them using this driver. + + This option enables the old IPv4-only "ip_queue" implementation + which has been obsoleted by the new "nfnetlink_queue" code (see + CONFIG_NETFILTER_NETLINK_QUEUE). + + To compile it as a module, choose M here. If unsure, say N. + config IP_NF_IPTABLES tristate "IP tables support (required for filtering/masq/NAT)" default m if NETFILTER_ADVANCED=n diff --git a/trunk/net/ipv4/tcp_input.c b/trunk/net/ipv4/tcp_input.c index 3bd55bad230a..0d9bdacce99f 100644 --- a/trunk/net/ipv4/tcp_input.c +++ b/trunk/net/ipv4/tcp_input.c @@ -2059,8 +2059,11 @@ void tcp_enter_loss(struct sock *sk, int how) if (tcp_is_reno(tp)) tcp_reset_reno_sack(tp); - tp->undo_marker = tp->snd_una; - if (how) { + if (!how) { + /* Push undo marker, if it was plain RTO and nothing + * was retransmitted. */ + tp->undo_marker = tp->snd_una; + } else { tp->sacked_out = 0; tp->fackets_out = 0; } diff --git a/trunk/net/ipv4/tcp_output.c b/trunk/net/ipv4/tcp_output.c index 5d0b4387cba6..817fbb396bc8 100644 --- a/trunk/net/ipv4/tcp_output.c +++ b/trunk/net/ipv4/tcp_output.c @@ -1809,11 +1809,8 @@ static bool tcp_tso_should_defer(struct sock *sk, struct sk_buff *skb) goto send_now; } - /* Ok, it looks like it is advisable to defer. - * Do not rearm the timer if already set to not break TCP ACK clocking. - */ - if (!tp->tso_deferred) - tp->tso_deferred = 1 | (jiffies << 1); + /* Ok, it looks like it is advisable to defer. */ + tp->tso_deferred = 1 | (jiffies << 1); return true; diff --git a/trunk/net/ipv4/udp.c b/trunk/net/ipv4/udp.c index 0a073a263720..265c42cf963c 100644 --- a/trunk/net/ipv4/udp.c +++ b/trunk/net/ipv4/udp.c @@ -1762,16 +1762,9 @@ int udp_rcv(struct sk_buff *skb) void udp_destroy_sock(struct sock *sk) { - struct udp_sock *up = udp_sk(sk); bool slow = lock_sock_fast(sk); udp_flush_pending_frames(sk); unlock_sock_fast(sk, slow); - if (static_key_false(&udp_encap_needed) && up->encap_type) { - void (*encap_destroy)(struct sock *sk); - encap_destroy = ACCESS_ONCE(up->encap_destroy); - if (encap_destroy) - encap_destroy(sk); - } } /* diff --git a/trunk/net/ipv6/addrconf.c b/trunk/net/ipv6/addrconf.c index a459c4f5b769..f2c7e615f902 100644 --- a/trunk/net/ipv6/addrconf.c +++ b/trunk/net/ipv6/addrconf.c @@ -2529,9 +2529,6 @@ static void sit_add_v4_addrs(struct inet6_dev *idev) static void init_loopback(struct net_device *dev) { struct inet6_dev *idev; - struct net_device *sp_dev; - struct inet6_ifaddr *sp_ifa; - struct rt6_info *sp_rt; /* ::1 */ @@ -2543,30 +2540,6 @@ static void init_loopback(struct net_device *dev) } add_addr(idev, &in6addr_loopback, 128, IFA_HOST); - - /* Add routes to other interface's IPv6 addresses */ - for_each_netdev(dev_net(dev), sp_dev) { - if (!strcmp(sp_dev->name, dev->name)) - continue; - - idev = __in6_dev_get(sp_dev); - if (!idev) - continue; - - read_lock_bh(&idev->lock); - list_for_each_entry(sp_ifa, &idev->addr_list, if_list) { - - if (sp_ifa->flags & (IFA_F_DADFAILED | IFA_F_TENTATIVE)) - continue; - - sp_rt = addrconf_dst_alloc(idev, &sp_ifa->addr, 0); - - /* Failure cases are ignored */ - if (!IS_ERR(sp_rt)) - ip6_ins_rt(sp_rt); - } - read_unlock_bh(&idev->lock); - } } static void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr *addr) @@ -4811,20 +4784,26 @@ static void addrconf_sysctl_unregister(struct inet6_dev *idev) static int __net_init addrconf_init_net(struct net *net) { - int err = -ENOMEM; + int err; struct ipv6_devconf *all, *dflt; - all = kmemdup(&ipv6_devconf, sizeof(ipv6_devconf), GFP_KERNEL); - if (all == NULL) - goto err_alloc_all; + err = -ENOMEM; + all = &ipv6_devconf; + dflt = &ipv6_devconf_dflt; - dflt = kmemdup(&ipv6_devconf_dflt, sizeof(ipv6_devconf_dflt), GFP_KERNEL); - if (dflt == NULL) - goto err_alloc_dflt; + if (!net_eq(net, &init_net)) { + all = kmemdup(all, sizeof(ipv6_devconf), GFP_KERNEL); + if (all == NULL) + goto err_alloc_all; - /* these will be inherited by all namespaces */ - dflt->autoconf = ipv6_defaults.autoconf; - dflt->disable_ipv6 = ipv6_defaults.disable_ipv6; + dflt = kmemdup(dflt, sizeof(ipv6_devconf_dflt), GFP_KERNEL); + if (dflt == NULL) + goto err_alloc_dflt; + } else { + /* these will be inherited by all namespaces */ + dflt->autoconf = ipv6_defaults.autoconf; + dflt->disable_ipv6 = ipv6_defaults.disable_ipv6; + } net->ipv6.devconf_all = all; net->ipv6.devconf_dflt = dflt; diff --git a/trunk/net/ipv6/ip6_input.c b/trunk/net/ipv6/ip6_input.c index 2bab2aa59745..e33fe0ab2568 100644 --- a/trunk/net/ipv6/ip6_input.c +++ b/trunk/net/ipv6/ip6_input.c @@ -118,18 +118,6 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt ipv6_addr_loopback(&hdr->daddr)) goto err; - /* RFC4291 Errata ID: 3480 - * Interface-Local scope spans only a single interface on a - * node and is useful only for loopback transmission of - * multicast. Packets with interface-local scope received - * from another node must be discarded. - */ - if (!(skb->pkt_type == PACKET_LOOPBACK || - dev->flags & IFF_LOOPBACK) && - ipv6_addr_is_multicast(&hdr->daddr) && - IPV6_ADDR_MC_SCOPE(&hdr->daddr) == 1) - goto err; - /* RFC4291 2.7 * Nodes must not originate a packet to a multicast address whose scope * field contains the reserved value 0; if such a packet is received, it diff --git a/trunk/net/ipv6/netfilter/ip6t_NPT.c b/trunk/net/ipv6/netfilter/ip6t_NPT.c index cb631143721c..83acc1405a18 100644 --- a/trunk/net/ipv6/netfilter/ip6t_NPT.c +++ b/trunk/net/ipv6/netfilter/ip6t_NPT.c @@ -57,7 +57,7 @@ static bool ip6t_npt_map_pfx(const struct ip6t_npt_tginfo *npt, if (pfx_len - i >= 32) mask = 0; else - mask = htonl((1 << (i - pfx_len + 32)) - 1); + mask = htonl(~((1 << (pfx_len - i)) - 1)); idx = i / 32; addr->s6_addr32[idx] &= mask; @@ -114,7 +114,6 @@ ip6t_dnpt_tg(struct sk_buff *skb, const struct xt_action_param *par) static struct xt_target ip6t_npt_target_reg[] __read_mostly = { { .name = "SNPT", - .table = "mangle", .target = ip6t_snpt_tg, .targetsize = sizeof(struct ip6t_npt_tginfo), .checkentry = ip6t_npt_checkentry, @@ -125,7 +124,6 @@ static struct xt_target ip6t_npt_target_reg[] __read_mostly = { }, { .name = "DNPT", - .table = "mangle", .target = ip6t_dnpt_tg, .targetsize = sizeof(struct ip6t_npt_tginfo), .checkentry = ip6t_npt_checkentry, diff --git a/trunk/net/ipv6/udp.c b/trunk/net/ipv6/udp.c index d8e5e852fc7a..599e1ba6d1ce 100644 --- a/trunk/net/ipv6/udp.c +++ b/trunk/net/ipv6/udp.c @@ -1285,18 +1285,10 @@ int udpv6_sendmsg(struct kiocb *iocb, struct sock *sk, void udpv6_destroy_sock(struct sock *sk) { - struct udp_sock *up = udp_sk(sk); lock_sock(sk); udp_v6_flush_pending_frames(sk); release_sock(sk); - if (static_key_false(&udpv6_encap_needed) && up->encap_type) { - void (*encap_destroy)(struct sock *sk); - encap_destroy = ACCESS_ONCE(up->encap_destroy); - if (encap_destroy) - encap_destroy(sk); - } - inet6_destroy_sock(sk); } diff --git a/trunk/net/irda/af_irda.c b/trunk/net/irda/af_irda.c index d28e7f014cc6..d07e3a626446 100644 --- a/trunk/net/irda/af_irda.c +++ b/trunk/net/irda/af_irda.c @@ -2583,10 +2583,8 @@ static int irda_getsockopt(struct socket *sock, int level, int optname, NULL, NULL, NULL); /* Check if the we got some results */ - if (!self->cachedaddr) { - err = -EAGAIN; /* Didn't find any devices */ - goto out; - } + if (!self->cachedaddr) + return -EAGAIN; /* Didn't find any devices */ daddr = self->cachedaddr; /* Cleanup */ self->cachedaddr = 0; diff --git a/trunk/net/key/af_key.c b/trunk/net/key/af_key.c index 5b1e5af25713..8555f331ea60 100644 --- a/trunk/net/key/af_key.c +++ b/trunk/net/key/af_key.c @@ -2693,7 +2693,6 @@ static int key_notify_policy_flush(const struct km_event *c) hdr->sadb_msg_pid = c->portid; hdr->sadb_msg_version = PF_KEY_V2; hdr->sadb_msg_errno = (uint8_t) 0; - hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); return 0; diff --git a/trunk/net/l2tp/l2tp_core.c b/trunk/net/l2tp/l2tp_core.c index 8aecf5df6656..d36875f3427e 100644 --- a/trunk/net/l2tp/l2tp_core.c +++ b/trunk/net/l2tp/l2tp_core.c @@ -114,6 +114,7 @@ struct l2tp_net { static void l2tp_session_set_header_len(struct l2tp_session *session, int version); static void l2tp_tunnel_free(struct l2tp_tunnel *tunnel); +static void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel); static inline struct l2tp_net *l2tp_pernet(struct net *net) { @@ -191,7 +192,6 @@ struct sock *l2tp_tunnel_sock_lookup(struct l2tp_tunnel *tunnel) } else { /* Socket is owned by kernelspace */ sk = tunnel->sock; - sock_hold(sk); } out: @@ -210,7 +210,6 @@ void l2tp_tunnel_sock_put(struct sock *sk) } sock_put(sk); } - sock_put(sk); } EXPORT_SYMBOL_GPL(l2tp_tunnel_sock_put); @@ -374,8 +373,10 @@ static void l2tp_recv_queue_skb(struct l2tp_session *session, struct sk_buff *sk struct sk_buff *skbp; struct sk_buff *tmp; u32 ns = L2TP_SKB_CB(skb)->ns; + struct l2tp_stats *sstats; spin_lock_bh(&session->reorder_q.lock); + sstats = &session->stats; skb_queue_walk_safe(&session->reorder_q, skbp, tmp) { if (L2TP_SKB_CB(skbp)->ns > ns) { __skb_queue_before(&session->reorder_q, skbp, skb); @@ -383,7 +384,9 @@ static void l2tp_recv_queue_skb(struct l2tp_session *session, struct sk_buff *sk "%s: pkt %hu, inserted before %hu, reorder_q len=%d\n", session->name, ns, L2TP_SKB_CB(skbp)->ns, skb_queue_len(&session->reorder_q)); - atomic_long_inc(&session->stats.rx_oos_packets); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_oos_packets++; + u64_stats_update_end(&sstats->syncp); goto out; } } @@ -400,16 +403,23 @@ static void l2tp_recv_dequeue_skb(struct l2tp_session *session, struct sk_buff * { struct l2tp_tunnel *tunnel = session->tunnel; int length = L2TP_SKB_CB(skb)->length; + struct l2tp_stats *tstats, *sstats; /* We're about to requeue the skb, so return resources * to its current owner (a socket receive buffer). */ skb_orphan(skb); - atomic_long_inc(&tunnel->stats.rx_packets); - atomic_long_add(length, &tunnel->stats.rx_bytes); - atomic_long_inc(&session->stats.rx_packets); - atomic_long_add(length, &session->stats.rx_bytes); + tstats = &tunnel->stats; + u64_stats_update_begin(&tstats->syncp); + sstats = &session->stats; + u64_stats_update_begin(&sstats->syncp); + tstats->rx_packets++; + tstats->rx_bytes += length; + sstats->rx_packets++; + sstats->rx_bytes += length; + u64_stats_update_end(&tstats->syncp); + u64_stats_update_end(&sstats->syncp); if (L2TP_SKB_CB(skb)->has_seq) { /* Bump our Nr */ @@ -440,6 +450,7 @@ static void l2tp_recv_dequeue(struct l2tp_session *session) { struct sk_buff *skb; struct sk_buff *tmp; + struct l2tp_stats *sstats; /* If the pkt at the head of the queue has the nr that we * expect to send up next, dequeue it and any other @@ -447,10 +458,13 @@ static void l2tp_recv_dequeue(struct l2tp_session *session) */ start: spin_lock_bh(&session->reorder_q.lock); + sstats = &session->stats; skb_queue_walk_safe(&session->reorder_q, skb, tmp) { if (time_after(jiffies, L2TP_SKB_CB(skb)->expires)) { - atomic_long_inc(&session->stats.rx_seq_discards); - atomic_long_inc(&session->stats.rx_errors); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + sstats->rx_errors++; + u64_stats_update_end(&sstats->syncp); l2tp_dbg(session, L2TP_MSG_SEQ, "%s: oos pkt %u len %d discarded (too old), waiting for %u, reorder_q_len=%d\n", session->name, L2TP_SKB_CB(skb)->ns, @@ -609,6 +623,7 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, struct l2tp_tunnel *tunnel = session->tunnel; int offset; u32 ns, nr; + struct l2tp_stats *sstats = &session->stats; /* The ref count is increased since we now hold a pointer to * the session. Take care to decrement the refcnt when exiting @@ -625,7 +640,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, "%s: cookie mismatch (%u/%u). Discarding.\n", tunnel->name, tunnel->tunnel_id, session->session_id); - atomic_long_inc(&session->stats.rx_cookie_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_cookie_discards++; + u64_stats_update_end(&sstats->syncp); goto discard; } ptr += session->peer_cookie_len; @@ -694,7 +711,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, l2tp_warn(session, L2TP_MSG_SEQ, "%s: recv data has no seq numbers when required. Discarding.\n", session->name); - atomic_long_inc(&session->stats.rx_seq_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + u64_stats_update_end(&sstats->syncp); goto discard; } @@ -713,7 +732,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, l2tp_warn(session, L2TP_MSG_SEQ, "%s: recv data has no seq numbers when required. Discarding.\n", session->name); - atomic_long_inc(&session->stats.rx_seq_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + u64_stats_update_end(&sstats->syncp); goto discard; } } @@ -767,7 +788,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, * packets */ if (L2TP_SKB_CB(skb)->ns != session->nr) { - atomic_long_inc(&session->stats.rx_seq_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + u64_stats_update_end(&sstats->syncp); l2tp_dbg(session, L2TP_MSG_SEQ, "%s: oos pkt %u len %d discarded, waiting for %u, reorder_q_len=%d\n", session->name, L2TP_SKB_CB(skb)->ns, @@ -793,7 +816,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, return; discard: - atomic_long_inc(&session->stats.rx_errors); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_errors++; + u64_stats_update_end(&sstats->syncp); kfree_skb(skb); if (session->deref) @@ -803,23 +828,6 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, } EXPORT_SYMBOL(l2tp_recv_common); -/* Drop skbs from the session's reorder_q - */ -int l2tp_session_queue_purge(struct l2tp_session *session) -{ - struct sk_buff *skb = NULL; - BUG_ON(!session); - BUG_ON(session->magic != L2TP_SESSION_MAGIC); - while ((skb = skb_dequeue(&session->reorder_q))) { - atomic_long_inc(&session->stats.rx_errors); - kfree_skb(skb); - if (session->deref) - (*session->deref)(session); - } - return 0; -} -EXPORT_SYMBOL_GPL(l2tp_session_queue_purge); - /* Internal UDP receive frame. Do the real work of receiving an L2TP data frame * here. The skb is not on a list when we get here. * Returns 0 if the packet was a data packet and was successfully passed on. @@ -835,6 +843,7 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb, u32 tunnel_id, session_id; u16 version; int length; + struct l2tp_stats *tstats; if (tunnel->sock && l2tp_verify_udp_checksum(tunnel->sock, skb)) goto discard_bad_csum; @@ -923,7 +932,10 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb, discard_bad_csum: LIMIT_NETDEBUG("%s: UDP: bad checksum\n", tunnel->name); UDP_INC_STATS_USER(tunnel->l2tp_net, UDP_MIB_INERRORS, 0); - atomic_long_inc(&tunnel->stats.rx_errors); + tstats = &tunnel->stats; + u64_stats_update_begin(&tstats->syncp); + tstats->rx_errors++; + u64_stats_update_end(&tstats->syncp); kfree_skb(skb); return 0; @@ -1050,6 +1062,7 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb, struct l2tp_tunnel *tunnel = session->tunnel; unsigned int len = skb->len; int error; + struct l2tp_stats *tstats, *sstats; /* Debug */ if (session->send_seq) @@ -1078,15 +1091,21 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb, error = ip_queue_xmit(skb, fl); /* Update stats */ + tstats = &tunnel->stats; + u64_stats_update_begin(&tstats->syncp); + sstats = &session->stats; + u64_stats_update_begin(&sstats->syncp); if (error >= 0) { - atomic_long_inc(&tunnel->stats.tx_packets); - atomic_long_add(len, &tunnel->stats.tx_bytes); - atomic_long_inc(&session->stats.tx_packets); - atomic_long_add(len, &session->stats.tx_bytes); + tstats->tx_packets++; + tstats->tx_bytes += len; + sstats->tx_packets++; + sstats->tx_bytes += len; } else { - atomic_long_inc(&tunnel->stats.tx_errors); - atomic_long_inc(&session->stats.tx_errors); + tstats->tx_errors++; + sstats->tx_errors++; } + u64_stats_update_end(&tstats->syncp); + u64_stats_update_end(&sstats->syncp); return 0; } @@ -1263,7 +1282,6 @@ static void l2tp_tunnel_destruct(struct sock *sk) /* No longer an encapsulation socket. See net/ipv4/udp.c */ (udp_sk(sk))->encap_type = 0; (udp_sk(sk))->encap_rcv = NULL; - (udp_sk(sk))->encap_destroy = NULL; break; case L2TP_ENCAPTYPE_IP: break; @@ -1293,7 +1311,7 @@ static void l2tp_tunnel_destruct(struct sock *sk) /* When the tunnel is closed, all the attached sessions need to go too. */ -void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) +static void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) { int hash; struct hlist_node *walk; @@ -1316,13 +1334,25 @@ void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) hlist_del_init(&session->hlist); + /* Since we should hold the sock lock while + * doing any unbinding, we need to release the + * lock we're holding before taking that lock. + * Hold a reference to the sock so it doesn't + * disappear as we're jumping between locks. + */ if (session->ref != NULL) (*session->ref)(session); write_unlock_bh(&tunnel->hlist_lock); - __l2tp_session_unhash(session); - l2tp_session_queue_purge(session); + if (tunnel->version != L2TP_HDR_VER_2) { + struct l2tp_net *pn = l2tp_pernet(tunnel->l2tp_net); + + spin_lock_bh(&pn->l2tp_session_hlist_lock); + hlist_del_init_rcu(&session->global_hlist); + spin_unlock_bh(&pn->l2tp_session_hlist_lock); + synchronize_rcu(); + } if (session->session_close != NULL) (*session->session_close)(session); @@ -1330,8 +1360,6 @@ void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) if (session->deref != NULL) (*session->deref)(session); - l2tp_session_dec_refcount(session); - write_lock_bh(&tunnel->hlist_lock); /* Now restart from the beginning of this hash @@ -1344,17 +1372,6 @@ void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) } write_unlock_bh(&tunnel->hlist_lock); } -EXPORT_SYMBOL_GPL(l2tp_tunnel_closeall); - -/* Tunnel socket destroy hook for UDP encapsulation */ -static void l2tp_udp_encap_destroy(struct sock *sk) -{ - struct l2tp_tunnel *tunnel = l2tp_sock_to_tunnel(sk); - if (tunnel) { - l2tp_tunnel_closeall(tunnel); - sock_put(sk); - } -} /* Really kill the tunnel. * Come here only when all sessions have been cleared from the tunnel. @@ -1380,21 +1397,19 @@ static void l2tp_tunnel_del_work(struct work_struct *work) return; sock = sk->sk_socket; + BUG_ON(!sock); - /* If the tunnel socket was created by userspace, then go through the - * inet layer to shut the socket down, and let userspace close it. - * Otherwise, if we created the socket directly within the kernel, use - * the sk API to release it here. + /* If the tunnel socket was created directly by the kernel, use the + * sk_* API to release the socket now. Otherwise go through the + * inet_* layer to shut the socket down, and let userspace close it. * In either case the tunnel resources are freed in the socket * destructor when the tunnel socket goes away. */ - if (tunnel->fd >= 0) { - if (sock) - inet_shutdown(sock, 2); - } else { - if (sock) - kernel_sock_shutdown(sock, SHUT_RDWR); + if (sock->file == NULL) { + kernel_sock_shutdown(sock, SHUT_RDWR); sk_release_kernel(sk); + } else { + inet_shutdown(sock, 2); } l2tp_tunnel_sock_put(sk); @@ -1653,7 +1668,6 @@ int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32 /* Mark socket as an encapsulation socket. See net/ipv4/udp.c */ udp_sk(sk)->encap_type = UDP_ENCAP_L2TPINUDP; udp_sk(sk)->encap_rcv = l2tp_udp_encap_recv; - udp_sk(sk)->encap_destroy = l2tp_udp_encap_destroy; #if IS_ENABLED(CONFIG_IPV6) if (sk->sk_family == PF_INET6) udpv6_encap_enable(); @@ -1709,7 +1723,6 @@ EXPORT_SYMBOL_GPL(l2tp_tunnel_create); */ int l2tp_tunnel_delete(struct l2tp_tunnel *tunnel) { - l2tp_tunnel_closeall(tunnel); return (false == queue_work(l2tp_wq, &tunnel->del_work)); } EXPORT_SYMBOL_GPL(l2tp_tunnel_delete); @@ -1718,71 +1731,62 @@ EXPORT_SYMBOL_GPL(l2tp_tunnel_delete); */ void l2tp_session_free(struct l2tp_session *session) { - struct l2tp_tunnel *tunnel = session->tunnel; + struct l2tp_tunnel *tunnel; BUG_ON(atomic_read(&session->ref_count) != 0); - if (tunnel) { + tunnel = session->tunnel; + if (tunnel != NULL) { BUG_ON(tunnel->magic != L2TP_TUNNEL_MAGIC); - if (session->session_id != 0) - atomic_dec(&l2tp_session_count); - sock_put(tunnel->sock); - session->tunnel = NULL; - l2tp_tunnel_dec_refcount(tunnel); - } - - kfree(session); - return; -} -EXPORT_SYMBOL_GPL(l2tp_session_free); - -/* Remove an l2tp session from l2tp_core's hash lists. - * Provides a tidyup interface for pseudowire code which can't just route all - * shutdown via. l2tp_session_delete and a pseudowire-specific session_close - * callback. - */ -void __l2tp_session_unhash(struct l2tp_session *session) -{ - struct l2tp_tunnel *tunnel = session->tunnel; - - /* Remove the session from core hashes */ - if (tunnel) { - /* Remove from the per-tunnel hash */ + /* Delete the session from the hash */ write_lock_bh(&tunnel->hlist_lock); hlist_del_init(&session->hlist); write_unlock_bh(&tunnel->hlist_lock); - /* For L2TPv3 we have a per-net hash: remove from there, too */ + /* Unlink from the global hash if not L2TPv2 */ if (tunnel->version != L2TP_HDR_VER_2) { struct l2tp_net *pn = l2tp_pernet(tunnel->l2tp_net); + spin_lock_bh(&pn->l2tp_session_hlist_lock); hlist_del_init_rcu(&session->global_hlist); spin_unlock_bh(&pn->l2tp_session_hlist_lock); synchronize_rcu(); } + + if (session->session_id != 0) + atomic_dec(&l2tp_session_count); + + sock_put(tunnel->sock); + + /* This will delete the tunnel context if this + * is the last session on the tunnel. + */ + session->tunnel = NULL; + l2tp_tunnel_dec_refcount(tunnel); } + + kfree(session); + + return; } -EXPORT_SYMBOL_GPL(__l2tp_session_unhash); +EXPORT_SYMBOL_GPL(l2tp_session_free); /* This function is used by the netlink SESSION_DELETE command and by pseudowire modules. */ int l2tp_session_delete(struct l2tp_session *session) { - if (session->ref) - (*session->ref)(session); - __l2tp_session_unhash(session); - l2tp_session_queue_purge(session); if (session->session_close != NULL) (*session->session_close)(session); - if (session->deref) - (*session->ref)(session); + l2tp_session_dec_refcount(session); + return 0; } EXPORT_SYMBOL_GPL(l2tp_session_delete); + /* We come here whenever a session's send_seq, cookie_len or * l2specific_len parameters are set. */ diff --git a/trunk/net/l2tp/l2tp_core.h b/trunk/net/l2tp/l2tp_core.h index 485a490fd990..8eb8f1d47f3a 100644 --- a/trunk/net/l2tp/l2tp_core.h +++ b/trunk/net/l2tp/l2tp_core.h @@ -36,15 +36,16 @@ enum { struct sk_buff; struct l2tp_stats { - atomic_long_t tx_packets; - atomic_long_t tx_bytes; - atomic_long_t tx_errors; - atomic_long_t rx_packets; - atomic_long_t rx_bytes; - atomic_long_t rx_seq_discards; - atomic_long_t rx_oos_packets; - atomic_long_t rx_errors; - atomic_long_t rx_cookie_discards; + u64 tx_packets; + u64 tx_bytes; + u64 tx_errors; + u64 rx_packets; + u64 rx_bytes; + u64 rx_seq_discards; + u64 rx_oos_packets; + u64 rx_errors; + u64 rx_cookie_discards; + struct u64_stats_sync syncp; }; struct l2tp_tunnel; @@ -239,14 +240,11 @@ extern struct l2tp_tunnel *l2tp_tunnel_find(struct net *net, u32 tunnel_id); extern struct l2tp_tunnel *l2tp_tunnel_find_nth(struct net *net, int nth); extern int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32 peer_tunnel_id, struct l2tp_tunnel_cfg *cfg, struct l2tp_tunnel **tunnelp); -extern void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel); extern int l2tp_tunnel_delete(struct l2tp_tunnel *tunnel); extern struct l2tp_session *l2tp_session_create(int priv_size, struct l2tp_tunnel *tunnel, u32 session_id, u32 peer_session_id, struct l2tp_session_cfg *cfg); -extern void __l2tp_session_unhash(struct l2tp_session *session); extern int l2tp_session_delete(struct l2tp_session *session); extern void l2tp_session_free(struct l2tp_session *session); extern void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, unsigned char *ptr, unsigned char *optr, u16 hdrflags, int length, int (*payload_hook)(struct sk_buff *skb)); -extern int l2tp_session_queue_purge(struct l2tp_session *session); extern int l2tp_udp_encap_recv(struct sock *sk, struct sk_buff *skb); extern int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb, int hdr_len); diff --git a/trunk/net/l2tp/l2tp_debugfs.c b/trunk/net/l2tp/l2tp_debugfs.c index 072d7202e182..c3813bc84552 100644 --- a/trunk/net/l2tp/l2tp_debugfs.c +++ b/trunk/net/l2tp/l2tp_debugfs.c @@ -146,14 +146,14 @@ static void l2tp_dfs_seq_tunnel_show(struct seq_file *m, void *v) tunnel->sock ? atomic_read(&tunnel->sock->sk_refcnt) : 0, atomic_read(&tunnel->ref_count)); - seq_printf(m, " %08x rx %ld/%ld/%ld rx %ld/%ld/%ld\n", + seq_printf(m, " %08x rx %llu/%llu/%llu rx %llu/%llu/%llu\n", tunnel->debug, - atomic_long_read(&tunnel->stats.tx_packets), - atomic_long_read(&tunnel->stats.tx_bytes), - atomic_long_read(&tunnel->stats.tx_errors), - atomic_long_read(&tunnel->stats.rx_packets), - atomic_long_read(&tunnel->stats.rx_bytes), - atomic_long_read(&tunnel->stats.rx_errors)); + (unsigned long long)tunnel->stats.tx_packets, + (unsigned long long)tunnel->stats.tx_bytes, + (unsigned long long)tunnel->stats.tx_errors, + (unsigned long long)tunnel->stats.rx_packets, + (unsigned long long)tunnel->stats.rx_bytes, + (unsigned long long)tunnel->stats.rx_errors); if (tunnel->show != NULL) tunnel->show(m, tunnel); @@ -203,14 +203,14 @@ static void l2tp_dfs_seq_session_show(struct seq_file *m, void *v) seq_printf(m, "\n"); } - seq_printf(m, " %hu/%hu tx %ld/%ld/%ld rx %ld/%ld/%ld\n", + seq_printf(m, " %hu/%hu tx %llu/%llu/%llu rx %llu/%llu/%llu\n", session->nr, session->ns, - atomic_long_read(&session->stats.tx_packets), - atomic_long_read(&session->stats.tx_bytes), - atomic_long_read(&session->stats.tx_errors), - atomic_long_read(&session->stats.rx_packets), - atomic_long_read(&session->stats.rx_bytes), - atomic_long_read(&session->stats.rx_errors)); + (unsigned long long)session->stats.tx_packets, + (unsigned long long)session->stats.tx_bytes, + (unsigned long long)session->stats.tx_errors, + (unsigned long long)session->stats.rx_packets, + (unsigned long long)session->stats.rx_bytes, + (unsigned long long)session->stats.rx_errors); if (session->show != NULL) session->show(m, session); diff --git a/trunk/net/l2tp/l2tp_ip.c b/trunk/net/l2tp/l2tp_ip.c index 571db8dd2292..7f41b7051269 100644 --- a/trunk/net/l2tp/l2tp_ip.c +++ b/trunk/net/l2tp/l2tp_ip.c @@ -228,16 +228,10 @@ static void l2tp_ip_close(struct sock *sk, long timeout) static void l2tp_ip_destroy_sock(struct sock *sk) { struct sk_buff *skb; - struct l2tp_tunnel *tunnel = l2tp_sock_to_tunnel(sk); while ((skb = __skb_dequeue_tail(&sk->sk_write_queue)) != NULL) kfree_skb(skb); - if (tunnel) { - l2tp_tunnel_closeall(tunnel); - sock_put(sk); - } - sk_refcnt_debug_dec(sk); } diff --git a/trunk/net/l2tp/l2tp_ip6.c b/trunk/net/l2tp/l2tp_ip6.c index c74f5a91ff6a..41f2f8126ebc 100644 --- a/trunk/net/l2tp/l2tp_ip6.c +++ b/trunk/net/l2tp/l2tp_ip6.c @@ -241,17 +241,10 @@ static void l2tp_ip6_close(struct sock *sk, long timeout) static void l2tp_ip6_destroy_sock(struct sock *sk) { - struct l2tp_tunnel *tunnel = l2tp_sock_to_tunnel(sk); - lock_sock(sk); ip6_flush_pending_frames(sk); release_sock(sk); - if (tunnel) { - l2tp_tunnel_closeall(tunnel); - sock_put(sk); - } - inet6_destroy_sock(sk); } diff --git a/trunk/net/l2tp/l2tp_netlink.c b/trunk/net/l2tp/l2tp_netlink.c index 0825ff26e113..c1bab22db85e 100644 --- a/trunk/net/l2tp/l2tp_netlink.c +++ b/trunk/net/l2tp/l2tp_netlink.c @@ -246,6 +246,8 @@ static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int fla #if IS_ENABLED(CONFIG_IPV6) struct ipv6_pinfo *np = NULL; #endif + struct l2tp_stats stats; + unsigned int start; hdr = genlmsg_put(skb, portid, seq, &l2tp_nl_family, flags, L2TP_CMD_TUNNEL_GET); @@ -263,22 +265,28 @@ static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int fla if (nest == NULL) goto nla_put_failure; - if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, - atomic_long_read(&tunnel->stats.tx_packets)) || - nla_put_u64(skb, L2TP_ATTR_TX_BYTES, - atomic_long_read(&tunnel->stats.tx_bytes)) || - nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, - atomic_long_read(&tunnel->stats.tx_errors)) || - nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, - atomic_long_read(&tunnel->stats.rx_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_BYTES, - atomic_long_read(&tunnel->stats.rx_bytes)) || + do { + start = u64_stats_fetch_begin(&tunnel->stats.syncp); + stats.tx_packets = tunnel->stats.tx_packets; + stats.tx_bytes = tunnel->stats.tx_bytes; + stats.tx_errors = tunnel->stats.tx_errors; + stats.rx_packets = tunnel->stats.rx_packets; + stats.rx_bytes = tunnel->stats.rx_bytes; + stats.rx_errors = tunnel->stats.rx_errors; + stats.rx_seq_discards = tunnel->stats.rx_seq_discards; + stats.rx_oos_packets = tunnel->stats.rx_oos_packets; + } while (u64_stats_fetch_retry(&tunnel->stats.syncp, start)); + + if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, stats.tx_packets) || + nla_put_u64(skb, L2TP_ATTR_TX_BYTES, stats.tx_bytes) || + nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, stats.tx_errors) || + nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, stats.rx_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_BYTES, stats.rx_bytes) || nla_put_u64(skb, L2TP_ATTR_RX_SEQ_DISCARDS, - atomic_long_read(&tunnel->stats.rx_seq_discards)) || + stats.rx_seq_discards) || nla_put_u64(skb, L2TP_ATTR_RX_OOS_PACKETS, - atomic_long_read(&tunnel->stats.rx_oos_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, - atomic_long_read(&tunnel->stats.rx_errors))) + stats.rx_oos_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, stats.rx_errors)) goto nla_put_failure; nla_nest_end(skb, nest); @@ -604,6 +612,8 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl struct nlattr *nest; struct l2tp_tunnel *tunnel = session->tunnel; struct sock *sk = NULL; + struct l2tp_stats stats; + unsigned int start; sk = tunnel->sock; @@ -646,22 +656,28 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl if (nest == NULL) goto nla_put_failure; - if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, - atomic_long_read(&session->stats.tx_packets)) || - nla_put_u64(skb, L2TP_ATTR_TX_BYTES, - atomic_long_read(&session->stats.tx_bytes)) || - nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, - atomic_long_read(&session->stats.tx_errors)) || - nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, - atomic_long_read(&session->stats.rx_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_BYTES, - atomic_long_read(&session->stats.rx_bytes)) || + do { + start = u64_stats_fetch_begin(&session->stats.syncp); + stats.tx_packets = session->stats.tx_packets; + stats.tx_bytes = session->stats.tx_bytes; + stats.tx_errors = session->stats.tx_errors; + stats.rx_packets = session->stats.rx_packets; + stats.rx_bytes = session->stats.rx_bytes; + stats.rx_errors = session->stats.rx_errors; + stats.rx_seq_discards = session->stats.rx_seq_discards; + stats.rx_oos_packets = session->stats.rx_oos_packets; + } while (u64_stats_fetch_retry(&session->stats.syncp, start)); + + if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, stats.tx_packets) || + nla_put_u64(skb, L2TP_ATTR_TX_BYTES, stats.tx_bytes) || + nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, stats.tx_errors) || + nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, stats.rx_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_BYTES, stats.rx_bytes) || nla_put_u64(skb, L2TP_ATTR_RX_SEQ_DISCARDS, - atomic_long_read(&session->stats.rx_seq_discards)) || + stats.rx_seq_discards) || nla_put_u64(skb, L2TP_ATTR_RX_OOS_PACKETS, - atomic_long_read(&session->stats.rx_oos_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, - atomic_long_read(&session->stats.rx_errors))) + stats.rx_oos_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, stats.rx_errors)) goto nla_put_failure; nla_nest_end(skb, nest); diff --git a/trunk/net/l2tp/l2tp_ppp.c b/trunk/net/l2tp/l2tp_ppp.c index 637a341c1e2d..6a53371dba1f 100644 --- a/trunk/net/l2tp/l2tp_ppp.c +++ b/trunk/net/l2tp/l2tp_ppp.c @@ -97,7 +97,6 @@ #include #include #include -#include #include #include @@ -260,7 +259,7 @@ static void pppol2tp_recv(struct l2tp_session *session, struct sk_buff *skb, int session->name); /* Not bound. Nothing we can do, so discard. */ - atomic_long_inc(&session->stats.rx_errors); + session->stats.rx_errors++; kfree_skb(skb); } @@ -448,16 +447,34 @@ static void pppol2tp_session_close(struct l2tp_session *session) { struct pppol2tp_session *ps = l2tp_session_priv(session); struct sock *sk = ps->sock; - struct socket *sock = sk->sk_socket; + struct sk_buff *skb; BUG_ON(session->magic != L2TP_SESSION_MAGIC); + if (session->session_id == 0) + goto out; + + if (sk != NULL) { + lock_sock(sk); + + if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) { + pppox_unbind_sock(sk); + sk->sk_state = PPPOX_DEAD; + sk->sk_state_change(sk); + } + + /* Purge any queued data */ + skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_write_queue); + while ((skb = skb_dequeue(&session->reorder_q))) { + kfree_skb(skb); + sock_put(sk); + } - if (sock) { - inet_shutdown(sock, 2); - /* Don't let the session go away before our socket does */ - l2tp_session_inc_refcount(session); + release_sock(sk); } + +out: return; } @@ -466,12 +483,19 @@ static void pppol2tp_session_close(struct l2tp_session *session) */ static void pppol2tp_session_destruct(struct sock *sk) { - struct l2tp_session *session = sk->sk_user_data; - if (session) { + struct l2tp_session *session; + + if (sk->sk_user_data != NULL) { + session = sk->sk_user_data; + if (session == NULL) + goto out; + sk->sk_user_data = NULL; BUG_ON(session->magic != L2TP_SESSION_MAGIC); l2tp_session_dec_refcount(session); } + +out: return; } @@ -501,13 +525,16 @@ static int pppol2tp_release(struct socket *sock) session = pppol2tp_sock_to_session(sk); /* Purge any queued data */ + skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_write_queue); if (session != NULL) { - __l2tp_session_unhash(session); - l2tp_session_queue_purge(session); + struct sk_buff *skb; + while ((skb = skb_dequeue(&session->reorder_q))) { + kfree_skb(skb); + sock_put(sk); + } sock_put(sk); } - skb_queue_purge(&sk->sk_receive_queue); - skb_queue_purge(&sk->sk_write_queue); release_sock(sk); @@ -853,6 +880,18 @@ static int pppol2tp_session_create(struct net *net, u32 tunnel_id, u32 session_i return error; } +/* Called when deleting sessions via the netlink interface. + */ +static int pppol2tp_session_delete(struct l2tp_session *session) +{ + struct pppol2tp_session *ps = l2tp_session_priv(session); + + if (ps->sock == NULL) + l2tp_session_dec_refcount(session); + + return 0; +} + #endif /* CONFIG_L2TP_V3 */ /* getname() support. @@ -986,14 +1025,14 @@ static int pppol2tp_getname(struct socket *sock, struct sockaddr *uaddr, static void pppol2tp_copy_stats(struct pppol2tp_ioc_stats *dest, struct l2tp_stats *stats) { - dest->tx_packets = atomic_long_read(&stats->tx_packets); - dest->tx_bytes = atomic_long_read(&stats->tx_bytes); - dest->tx_errors = atomic_long_read(&stats->tx_errors); - dest->rx_packets = atomic_long_read(&stats->rx_packets); - dest->rx_bytes = atomic_long_read(&stats->rx_bytes); - dest->rx_seq_discards = atomic_long_read(&stats->rx_seq_discards); - dest->rx_oos_packets = atomic_long_read(&stats->rx_oos_packets); - dest->rx_errors = atomic_long_read(&stats->rx_errors); + dest->tx_packets = stats->tx_packets; + dest->tx_bytes = stats->tx_bytes; + dest->tx_errors = stats->tx_errors; + dest->rx_packets = stats->rx_packets; + dest->rx_bytes = stats->rx_bytes; + dest->rx_seq_discards = stats->rx_seq_discards; + dest->rx_oos_packets = stats->rx_oos_packets; + dest->rx_errors = stats->rx_errors; } /* Session ioctl helper. @@ -1627,14 +1666,14 @@ static void pppol2tp_seq_tunnel_show(struct seq_file *m, void *v) tunnel->name, (tunnel == tunnel->sock->sk_user_data) ? 'Y' : 'N', atomic_read(&tunnel->ref_count) - 1); - seq_printf(m, " %08x %ld/%ld/%ld %ld/%ld/%ld\n", + seq_printf(m, " %08x %llu/%llu/%llu %llu/%llu/%llu\n", tunnel->debug, - atomic_long_read(&tunnel->stats.tx_packets), - atomic_long_read(&tunnel->stats.tx_bytes), - atomic_long_read(&tunnel->stats.tx_errors), - atomic_long_read(&tunnel->stats.rx_packets), - atomic_long_read(&tunnel->stats.rx_bytes), - atomic_long_read(&tunnel->stats.rx_errors)); + (unsigned long long)tunnel->stats.tx_packets, + (unsigned long long)tunnel->stats.tx_bytes, + (unsigned long long)tunnel->stats.tx_errors, + (unsigned long long)tunnel->stats.rx_packets, + (unsigned long long)tunnel->stats.rx_bytes, + (unsigned long long)tunnel->stats.rx_errors); } static void pppol2tp_seq_session_show(struct seq_file *m, void *v) @@ -1669,14 +1708,14 @@ static void pppol2tp_seq_session_show(struct seq_file *m, void *v) session->lns_mode ? "LNS" : "LAC", session->debug, jiffies_to_msecs(session->reorder_timeout)); - seq_printf(m, " %hu/%hu %ld/%ld/%ld %ld/%ld/%ld\n", + seq_printf(m, " %hu/%hu %llu/%llu/%llu %llu/%llu/%llu\n", session->nr, session->ns, - atomic_long_read(&session->stats.tx_packets), - atomic_long_read(&session->stats.tx_bytes), - atomic_long_read(&session->stats.tx_errors), - atomic_long_read(&session->stats.rx_packets), - atomic_long_read(&session->stats.rx_bytes), - atomic_long_read(&session->stats.rx_errors)); + (unsigned long long)session->stats.tx_packets, + (unsigned long long)session->stats.tx_bytes, + (unsigned long long)session->stats.tx_errors, + (unsigned long long)session->stats.rx_packets, + (unsigned long long)session->stats.rx_bytes, + (unsigned long long)session->stats.rx_errors); if (po) seq_printf(m, " interface %s\n", ppp_dev_name(&po->chan)); @@ -1800,7 +1839,7 @@ static const struct pppox_proto pppol2tp_proto = { static const struct l2tp_nl_cmd_ops pppol2tp_nl_cmd_ops = { .session_create = pppol2tp_session_create, - .session_delete = l2tp_session_delete, + .session_delete = pppol2tp_session_delete, }; #endif /* CONFIG_L2TP_V3 */ diff --git a/trunk/net/mac80211/cfg.c b/trunk/net/mac80211/cfg.c index a6893602f87a..fb306814576a 100644 --- a/trunk/net/mac80211/cfg.c +++ b/trunk/net/mac80211/cfg.c @@ -2582,7 +2582,7 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local, list_del(&dep->list); mutex_unlock(&local->mtx); - ieee80211_roc_notify_destroy(dep, true); + ieee80211_roc_notify_destroy(dep); return 0; } @@ -2622,7 +2622,7 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local, ieee80211_start_next_roc(local); mutex_unlock(&local->mtx); - ieee80211_roc_notify_destroy(found, true); + ieee80211_roc_notify_destroy(found); } else { /* work may be pending so use it all the time */ found->abort = true; @@ -2632,8 +2632,6 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local, /* work will clean up etc */ flush_delayed_work(&found->work); - WARN_ON(!found->to_be_freed); - kfree(found); } return 0; diff --git a/trunk/net/mac80211/chan.c b/trunk/net/mac80211/chan.c index 931be419ab5a..78c0d90dd641 100644 --- a/trunk/net/mac80211/chan.c +++ b/trunk/net/mac80211/chan.c @@ -63,7 +63,6 @@ ieee80211_new_chanctx(struct ieee80211_local *local, enum ieee80211_chanctx_mode mode) { struct ieee80211_chanctx *ctx; - u32 changed; int err; lockdep_assert_held(&local->chanctx_mtx); @@ -77,13 +76,6 @@ ieee80211_new_chanctx(struct ieee80211_local *local, ctx->conf.rx_chains_dynamic = 1; ctx->mode = mode; - /* acquire mutex to prevent idle from changing */ - mutex_lock(&local->mtx); - /* turn idle off *before* setting channel -- some drivers need that */ - changed = ieee80211_idle_off(local); - if (changed) - ieee80211_hw_config(local, changed); - if (!local->use_chanctx) { local->_oper_channel_type = cfg80211_get_chandef_type(chandef); @@ -93,17 +85,14 @@ ieee80211_new_chanctx(struct ieee80211_local *local, err = drv_add_chanctx(local, ctx); if (err) { kfree(ctx); - ctx = ERR_PTR(err); - - ieee80211_recalc_idle(local); - goto out; + return ERR_PTR(err); } } - /* and keep the mutex held until the new chanctx is on the list */ list_add_rcu(&ctx->list, &local->chanctx_list); - out: + mutex_lock(&local->mtx); + ieee80211_recalc_idle(local); mutex_unlock(&local->mtx); return ctx; diff --git a/trunk/net/mac80211/ieee80211_i.h b/trunk/net/mac80211/ieee80211_i.h index 5672533a0832..388580a1bada 100644 --- a/trunk/net/mac80211/ieee80211_i.h +++ b/trunk/net/mac80211/ieee80211_i.h @@ -309,7 +309,6 @@ struct ieee80211_roc_work { struct ieee80211_channel *chan; bool started, abort, hw_begun, notified; - bool to_be_freed; unsigned long hw_start_time; @@ -1348,7 +1347,7 @@ void ieee80211_offchannel_return(struct ieee80211_local *local); void ieee80211_roc_setup(struct ieee80211_local *local); void ieee80211_start_next_roc(struct ieee80211_local *local); void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata); -void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free); +void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc); void ieee80211_sw_roc_work(struct work_struct *work); void ieee80211_handle_roc_started(struct ieee80211_roc_work *roc); @@ -1362,7 +1361,6 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, enum nl80211_iftype type); void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); void ieee80211_remove_interfaces(struct ieee80211_local *local); -u32 ieee80211_idle_off(struct ieee80211_local *local); void ieee80211_recalc_idle(struct ieee80211_local *local); void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, const int offset); diff --git a/trunk/net/mac80211/iface.c b/trunk/net/mac80211/iface.c index 58150f877ec3..baaa8608e52d 100644 --- a/trunk/net/mac80211/iface.c +++ b/trunk/net/mac80211/iface.c @@ -78,7 +78,7 @@ void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata) ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_TXPOWER); } -u32 ieee80211_idle_off(struct ieee80211_local *local) +static u32 ieee80211_idle_off(struct ieee80211_local *local) { if (!(local->hw.conf.flags & IEEE80211_CONF_IDLE)) return 0; @@ -349,19 +349,21 @@ static void ieee80211_set_default_queues(struct ieee80211_sub_if_data *sdata) static int ieee80211_add_virtual_monitor(struct ieee80211_local *local) { struct ieee80211_sub_if_data *sdata; - int ret; + int ret = 0; if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF)) return 0; - ASSERT_RTNL(); + mutex_lock(&local->iflist_mtx); if (local->monitor_sdata) - return 0; + goto out_unlock; sdata = kzalloc(sizeof(*sdata) + local->hw.vif_data_size, GFP_KERNEL); - if (!sdata) - return -ENOMEM; + if (!sdata) { + ret = -ENOMEM; + goto out_unlock; + } /* set up data */ sdata->local = local; @@ -375,13 +377,13 @@ static int ieee80211_add_virtual_monitor(struct ieee80211_local *local) if (WARN_ON(ret)) { /* ok .. stupid driver, it asked for this! */ kfree(sdata); - return ret; + goto out_unlock; } ret = ieee80211_check_queues(sdata); if (ret) { kfree(sdata); - return ret; + goto out_unlock; } ret = ieee80211_vif_use_channel(sdata, &local->monitor_chandef, @@ -389,14 +391,13 @@ static int ieee80211_add_virtual_monitor(struct ieee80211_local *local) if (ret) { drv_remove_interface(local, sdata); kfree(sdata); - return ret; + goto out_unlock; } - mutex_lock(&local->iflist_mtx); rcu_assign_pointer(local->monitor_sdata, sdata); + out_unlock: mutex_unlock(&local->iflist_mtx); - - return 0; + return ret; } static void ieee80211_del_virtual_monitor(struct ieee80211_local *local) @@ -406,20 +407,14 @@ static void ieee80211_del_virtual_monitor(struct ieee80211_local *local) if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF)) return; - ASSERT_RTNL(); - mutex_lock(&local->iflist_mtx); sdata = rcu_dereference_protected(local->monitor_sdata, lockdep_is_held(&local->iflist_mtx)); - if (!sdata) { - mutex_unlock(&local->iflist_mtx); - return; - } + if (!sdata) + goto out_unlock; rcu_assign_pointer(local->monitor_sdata, NULL); - mutex_unlock(&local->iflist_mtx); - synchronize_net(); ieee80211_vif_release_channel(sdata); @@ -427,6 +422,8 @@ static void ieee80211_del_virtual_monitor(struct ieee80211_local *local) drv_remove_interface(local, sdata); kfree(sdata); + out_unlock: + mutex_unlock(&local->iflist_mtx); } /* diff --git a/trunk/net/mac80211/mesh.c b/trunk/net/mac80211/mesh.c index 4749b3858695..29ce2aa87e7b 100644 --- a/trunk/net/mac80211/mesh.c +++ b/trunk/net/mac80211/mesh.c @@ -1060,8 +1060,7 @@ void ieee80211_mesh_notify_scan_completed(struct ieee80211_local *local) rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) - if (ieee80211_vif_is_mesh(&sdata->vif) && - ieee80211_sdata_running(sdata)) + if (ieee80211_vif_is_mesh(&sdata->vif)) ieee80211_queue_work(&local->hw, &sdata->work); rcu_read_unlock(); } diff --git a/trunk/net/mac80211/mlme.c b/trunk/net/mac80211/mlme.c index 82cc30318a86..141577412d84 100644 --- a/trunk/net/mac80211/mlme.c +++ b/trunk/net/mac80211/mlme.c @@ -3608,10 +3608,8 @@ void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local) /* Restart STA timers */ rcu_read_lock(); - list_for_each_entry_rcu(sdata, &local->interfaces, list) { - if (ieee80211_sdata_running(sdata)) - ieee80211_restart_sta_timer(sdata); - } + list_for_each_entry_rcu(sdata, &local->interfaces, list) + ieee80211_restart_sta_timer(sdata); rcu_read_unlock(); } diff --git a/trunk/net/mac80211/offchannel.c b/trunk/net/mac80211/offchannel.c index 430bd254e496..cc79b4a2e821 100644 --- a/trunk/net/mac80211/offchannel.c +++ b/trunk/net/mac80211/offchannel.c @@ -297,13 +297,10 @@ void ieee80211_start_next_roc(struct ieee80211_local *local) } } -void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free) +void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc) { struct ieee80211_roc_work *dep, *tmp; - if (WARN_ON(roc->to_be_freed)) - return; - /* was never transmitted */ if (roc->frame) { cfg80211_mgmt_tx_status(&roc->sdata->wdev, @@ -319,12 +316,9 @@ void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free) GFP_KERNEL); list_for_each_entry_safe(dep, tmp, &roc->dependents, list) - ieee80211_roc_notify_destroy(dep, true); + ieee80211_roc_notify_destroy(dep); - if (free) - kfree(roc); - else - roc->to_be_freed = true; + kfree(roc); } void ieee80211_sw_roc_work(struct work_struct *work) @@ -337,9 +331,6 @@ void ieee80211_sw_roc_work(struct work_struct *work) mutex_lock(&local->mtx); - if (roc->to_be_freed) - goto out_unlock; - if (roc->abort) goto finish; @@ -379,7 +370,7 @@ void ieee80211_sw_roc_work(struct work_struct *work) finish: list_del(&roc->list); started = roc->started; - ieee80211_roc_notify_destroy(roc, !roc->abort); + ieee80211_roc_notify_destroy(roc); if (started) { drv_flush(local, false); @@ -419,7 +410,7 @@ static void ieee80211_hw_roc_done(struct work_struct *work) list_del(&roc->list); - ieee80211_roc_notify_destroy(roc, true); + ieee80211_roc_notify_destroy(roc); /* if there's another roc, start it now */ ieee80211_start_next_roc(local); @@ -469,14 +460,12 @@ void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata) list_for_each_entry_safe(roc, tmp, &tmp_list, list) { if (local->ops->remain_on_channel) { list_del(&roc->list); - ieee80211_roc_notify_destroy(roc, true); + ieee80211_roc_notify_destroy(roc); } else { ieee80211_queue_delayed_work(&local->hw, &roc->work, 0); /* work will clean up etc */ flush_delayed_work(&roc->work); - WARN_ON(!roc->to_be_freed); - kfree(roc); } } diff --git a/trunk/net/mac80211/rx.c b/trunk/net/mac80211/rx.c index c6844ad080be..bb73ed2d20b9 100644 --- a/trunk/net/mac80211/rx.c +++ b/trunk/net/mac80211/rx.c @@ -2675,19 +2675,7 @@ ieee80211_rx_h_action_return(struct ieee80211_rx_data *rx) memset(nskb->cb, 0, sizeof(nskb->cb)); - if (rx->sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) { - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(nskb); - - info->flags = IEEE80211_TX_CTL_TX_OFFCHAN | - IEEE80211_TX_INTFL_OFFCHAN_TX_OK | - IEEE80211_TX_CTL_NO_CCK_RATE; - if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL) - info->hw_queue = - local->hw.offchannel_tx_hw_queue; - } - - __ieee80211_tx_skb_tid_band(rx->sdata, nskb, 7, - status->band); + ieee80211_tx_skb(rx->sdata, nskb); } dev_kfree_skb(rx->skb); return RX_QUEUED; diff --git a/trunk/net/mac80211/sta_info.c b/trunk/net/mac80211/sta_info.c index 238a0cca320e..a79ce820cb50 100644 --- a/trunk/net/mac80211/sta_info.c +++ b/trunk/net/mac80211/sta_info.c @@ -766,7 +766,6 @@ int __must_check __sta_info_destroy(struct sta_info *sta) struct ieee80211_local *local; struct ieee80211_sub_if_data *sdata; int ret, i; - bool have_key = false; might_sleep(); @@ -794,19 +793,12 @@ int __must_check __sta_info_destroy(struct sta_info *sta) list_del_rcu(&sta->list); mutex_lock(&local->key_mtx); - for (i = 0; i < NUM_DEFAULT_KEYS; i++) { + for (i = 0; i < NUM_DEFAULT_KEYS; i++) __ieee80211_key_free(key_mtx_dereference(local, sta->gtk[i])); - have_key = true; - } - if (sta->ptk) { + if (sta->ptk) __ieee80211_key_free(key_mtx_dereference(local, sta->ptk)); - have_key = true; - } mutex_unlock(&local->key_mtx); - if (!have_key) - synchronize_net(); - sta->dead = true; local->num_sta--; diff --git a/trunk/net/netfilter/ipvs/ip_vs_core.c b/trunk/net/netfilter/ipvs/ip_vs_core.c index 61f49d241712..47edf5a40a59 100644 --- a/trunk/net/netfilter/ipvs/ip_vs_core.c +++ b/trunk/net/netfilter/ipvs/ip_vs_core.c @@ -1394,8 +1394,10 @@ ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum) skb_reset_network_header(skb); IP_VS_DBG(12, "ICMP for IPIP %pI4->%pI4: mtu=%u\n", &ip_hdr(skb)->saddr, &ip_hdr(skb)->daddr, mtu); + rcu_read_lock(); ipv4_update_pmtu(skb, dev_net(skb->dev), mtu, 0, 0, 0, 0); + rcu_read_unlock(); /* Client uses PMTUD? */ if (!(cih->frag_off & htons(IP_DF))) goto ignore_ipip; @@ -1575,8 +1577,7 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af) } /* ipvs enabled in this netns ? */ net = skb_net(skb); - ipvs = net_ipvs(net); - if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable)) + if (!net_ipvs(net)->enable) return NF_ACCEPT; ip_vs_fill_iph_skb(af, skb, &iph); @@ -1653,6 +1654,7 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af) } IP_VS_DBG_PKT(11, af, pp, skb, 0, "Incoming packet"); + ipvs = net_ipvs(net); /* Check the server status */ if (cp->dest && !(cp->dest->flags & IP_VS_DEST_F_AVAILABLE)) { /* the destination server is not available */ @@ -1813,15 +1815,13 @@ ip_vs_forward_icmp(unsigned int hooknum, struct sk_buff *skb, { int r; struct net *net; - struct netns_ipvs *ipvs; if (ip_hdr(skb)->protocol != IPPROTO_ICMP) return NF_ACCEPT; /* ipvs enabled in this netns ? */ net = skb_net(skb); - ipvs = net_ipvs(net); - if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable)) + if (!net_ipvs(net)->enable) return NF_ACCEPT; return ip_vs_in_icmp(skb, &r, hooknum); @@ -1835,7 +1835,6 @@ ip_vs_forward_icmp_v6(unsigned int hooknum, struct sk_buff *skb, { int r; struct net *net; - struct netns_ipvs *ipvs; struct ip_vs_iphdr iphdr; ip_vs_fill_iph_skb(AF_INET6, skb, &iphdr); @@ -1844,8 +1843,7 @@ ip_vs_forward_icmp_v6(unsigned int hooknum, struct sk_buff *skb, /* ipvs enabled in this netns ? */ net = skb_net(skb); - ipvs = net_ipvs(net); - if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable)) + if (!net_ipvs(net)->enable) return NF_ACCEPT; return ip_vs_in_icmp_v6(skb, &r, hooknum, &iphdr); diff --git a/trunk/net/netfilter/ipvs/ip_vs_ctl.c b/trunk/net/netfilter/ipvs/ip_vs_ctl.c index 9e2d1cccd1eb..c68198bf9128 100644 --- a/trunk/net/netfilter/ipvs/ip_vs_ctl.c +++ b/trunk/net/netfilter/ipvs/ip_vs_ctl.c @@ -1808,12 +1808,6 @@ static struct ctl_table vs_vars[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - { - .procname = "backup_only", - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = proc_dointvec, - }, #ifdef CONFIG_IP_VS_DEBUG { .procname = "debug_level", @@ -3747,7 +3741,6 @@ static int __net_init ip_vs_control_net_init_sysctl(struct net *net) tbl[idx++].data = &ipvs->sysctl_nat_icmp_send; ipvs->sysctl_pmtu_disc = 1; tbl[idx++].data = &ipvs->sysctl_pmtu_disc; - tbl[idx++].data = &ipvs->sysctl_backup_only; ipvs->sysctl_hdr = register_net_sysctl(net, "net/ipv4/vs", tbl); diff --git a/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c b/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c index cd1d7298f7ba..ae8ec6f27688 100644 --- a/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c +++ b/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c @@ -906,7 +906,7 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, sctp_chunkhdr_t _sctpch, *sch; unsigned char chunk_type; int event, next_state; - int ihl, cofs; + int ihl; #ifdef CONFIG_IP_VS_IPV6 ihl = cp->af == AF_INET ? ip_hdrlen(skb) : sizeof(struct ipv6hdr); @@ -914,8 +914,8 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, ihl = ip_hdrlen(skb); #endif - cofs = ihl + sizeof(sctp_sctphdr_t); - sch = skb_header_pointer(skb, cofs, sizeof(_sctpch), &_sctpch); + sch = skb_header_pointer(skb, ihl + sizeof(sctp_sctphdr_t), + sizeof(_sctpch), &_sctpch); if (sch == NULL) return; @@ -933,12 +933,10 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, */ if ((sch->type == SCTP_CID_COOKIE_ECHO) || (sch->type == SCTP_CID_COOKIE_ACK)) { - int clen = ntohs(sch->length); - - if (clen >= sizeof(sctp_chunkhdr_t)) { - sch = skb_header_pointer(skb, cofs + ALIGN(clen, 4), - sizeof(_sctpch), &_sctpch); - if (sch && sch->type == SCTP_CID_ABORT) + sch = skb_header_pointer(skb, (ihl + sizeof(sctp_sctphdr_t) + + sch->length), sizeof(_sctpch), &_sctpch); + if (sch) { + if (sch->type == SCTP_CID_ABORT) chunk_type = sch->type; } } diff --git a/trunk/net/netfilter/nf_conntrack_proto_dccp.c b/trunk/net/netfilter/nf_conntrack_proto_dccp.c index ba65b2041eb4..432f95780003 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_dccp.c +++ b/trunk/net/netfilter/nf_conntrack_proto_dccp.c @@ -969,10 +969,6 @@ static int __init nf_conntrack_proto_dccp_init(void) { int ret; - ret = register_pernet_subsys(&dccp_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&dccp_proto4); if (ret < 0) goto out_dccp4; @@ -981,12 +977,16 @@ static int __init nf_conntrack_proto_dccp_init(void) if (ret < 0) goto out_dccp6; + ret = register_pernet_subsys(&dccp_net_ops); + if (ret < 0) + goto out_pernet; + return 0; +out_pernet: + nf_ct_l4proto_unregister(&dccp_proto6); out_dccp6: nf_ct_l4proto_unregister(&dccp_proto4); out_dccp4: - unregister_pernet_subsys(&dccp_net_ops); -out_pernet: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_proto_gre.c b/trunk/net/netfilter/nf_conntrack_proto_gre.c index 155ce9f8a0db..bd7d01d9c7e7 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_gre.c +++ b/trunk/net/netfilter/nf_conntrack_proto_gre.c @@ -420,18 +420,18 @@ static int __init nf_ct_proto_gre_init(void) { int ret; - ret = register_pernet_subsys(&proto_gre_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_gre4); if (ret < 0) goto out_gre4; + ret = register_pernet_subsys(&proto_gre_net_ops); + if (ret < 0) + goto out_pernet; + return 0; -out_gre4: - unregister_pernet_subsys(&proto_gre_net_ops); out_pernet: + nf_ct_l4proto_unregister(&nf_conntrack_l4proto_gre4); +out_gre4: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_proto_sctp.c b/trunk/net/netfilter/nf_conntrack_proto_sctp.c index ec83536def9a..480f616d5936 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_sctp.c +++ b/trunk/net/netfilter/nf_conntrack_proto_sctp.c @@ -888,10 +888,6 @@ static int __init nf_conntrack_proto_sctp_init(void) { int ret; - ret = register_pernet_subsys(&sctp_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_sctp4); if (ret < 0) goto out_sctp4; @@ -900,12 +896,16 @@ static int __init nf_conntrack_proto_sctp_init(void) if (ret < 0) goto out_sctp6; + ret = register_pernet_subsys(&sctp_net_ops); + if (ret < 0) + goto out_pernet; + return 0; +out_pernet: + nf_ct_l4proto_unregister(&nf_conntrack_l4proto_sctp6); out_sctp6: nf_ct_l4proto_unregister(&nf_conntrack_l4proto_sctp4); out_sctp4: - unregister_pernet_subsys(&sctp_net_ops); -out_pernet: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_proto_udplite.c b/trunk/net/netfilter/nf_conntrack_proto_udplite.c index ca969f6273f7..157489581c31 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_udplite.c +++ b/trunk/net/netfilter/nf_conntrack_proto_udplite.c @@ -371,10 +371,6 @@ static int __init nf_conntrack_proto_udplite_init(void) { int ret; - ret = register_pernet_subsys(&udplite_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_udplite4); if (ret < 0) goto out_udplite4; @@ -383,12 +379,16 @@ static int __init nf_conntrack_proto_udplite_init(void) if (ret < 0) goto out_udplite6; + ret = register_pernet_subsys(&udplite_net_ops); + if (ret < 0) + goto out_pernet; + return 0; +out_pernet: + nf_ct_l4proto_unregister(&nf_conntrack_l4proto_udplite6); out_udplite6: nf_ct_l4proto_unregister(&nf_conntrack_l4proto_udplite4); out_udplite4: - unregister_pernet_subsys(&udplite_net_ops); -out_pernet: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_standalone.c b/trunk/net/netfilter/nf_conntrack_standalone.c index fedee3943661..6bcce401fd1c 100644 --- a/trunk/net/netfilter/nf_conntrack_standalone.c +++ b/trunk/net/netfilter/nf_conntrack_standalone.c @@ -568,7 +568,6 @@ static int __init nf_conntrack_standalone_init(void) register_net_sysctl(&init_net, "net", nf_ct_netfilter_table); if (!nf_ct_netfilter_header) { pr_err("nf_conntrack: can't register to sysctl.\n"); - ret = -ENOMEM; goto out_sysctl; } #endif diff --git a/trunk/net/netfilter/nfnetlink_acct.c b/trunk/net/netfilter/nfnetlink_acct.c index dc3fd5d44464..589d686f0b4c 100644 --- a/trunk/net/netfilter/nfnetlink_acct.c +++ b/trunk/net/netfilter/nfnetlink_acct.c @@ -49,8 +49,6 @@ nfnl_acct_new(struct sock *nfnl, struct sk_buff *skb, return -EINVAL; acct_name = nla_data(tb[NFACCT_NAME]); - if (strlen(acct_name) == 0) - return -EINVAL; list_for_each_entry(nfacct, &nfnl_acct_list, head) { if (strncmp(nfacct->name, acct_name, NFACCT_NAME_MAX) != 0) diff --git a/trunk/net/netfilter/nfnetlink_queue_core.c b/trunk/net/netfilter/nfnetlink_queue_core.c index 42680b2baa11..858fd52c1040 100644 --- a/trunk/net/netfilter/nfnetlink_queue_core.c +++ b/trunk/net/netfilter/nfnetlink_queue_core.c @@ -112,7 +112,7 @@ instance_create(u_int16_t queue_num, int portid) inst->queue_num = queue_num; inst->peer_portid = portid; inst->queue_maxlen = NFQNL_QMAX_DEFAULT; - inst->copy_range = 0xffff; + inst->copy_range = 0xfffff; inst->copy_mode = NFQNL_COPY_NONE; spin_lock_init(&inst->lock); INIT_LIST_HEAD(&inst->queue_list); @@ -1062,10 +1062,8 @@ static int __init nfnetlink_queue_init(void) #ifdef CONFIG_PROC_FS if (!proc_create("nfnetlink_queue", 0440, - proc_net_netfilter, &nfqnl_file_ops)) { - status = -ENOMEM; + proc_net_netfilter, &nfqnl_file_ops)) goto cleanup_subsys; - } #endif register_netdevice_notifier(&nfqnl_dev_notifier); diff --git a/trunk/net/netlink/genetlink.c b/trunk/net/netlink/genetlink.c index 5a55be3f17a5..f2aabb6f4105 100644 --- a/trunk/net/netlink/genetlink.c +++ b/trunk/net/netlink/genetlink.c @@ -142,7 +142,6 @@ int genl_register_mc_group(struct genl_family *family, int err = 0; BUG_ON(grp->name[0] == '\0'); - BUG_ON(memchr(grp->name, '\0', GENL_NAMSIZ) == NULL); genl_lock(); diff --git a/trunk/net/nfc/llcp/llcp.c b/trunk/net/nfc/llcp/llcp.c index ee25f25f0cd6..b530afadd76c 100644 --- a/trunk/net/nfc/llcp/llcp.c +++ b/trunk/net/nfc/llcp/llcp.c @@ -107,6 +107,8 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen, accept_sk->sk_state_change(sk); bh_unlock_sock(accept_sk); + + sock_orphan(accept_sk); } if (listen == true) { @@ -132,6 +134,8 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen, bh_unlock_sock(sk); + sock_orphan(sk); + sk_del_node_init(sk); } @@ -160,6 +164,8 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen, bh_unlock_sock(sk); + sock_orphan(sk); + sk_del_node_init(sk); } @@ -821,6 +827,7 @@ static void nfc_llcp_recv_ui(struct nfc_llcp_local *local, skb_get(skb); } else { pr_err("Receive queue is full\n"); + kfree_skb(skb); } nfc_llcp_sock_put(llcp_sock); @@ -1021,6 +1028,7 @@ static void nfc_llcp_recv_hdlc(struct nfc_llcp_local *local, skb_get(skb); } else { pr_err("Receive queue is full\n"); + kfree_skb(skb); } } diff --git a/trunk/net/nfc/llcp/sock.c b/trunk/net/nfc/llcp/sock.c index 8f025746f337..5c7cdf3f2a83 100644 --- a/trunk/net/nfc/llcp/sock.c +++ b/trunk/net/nfc/llcp/sock.c @@ -270,9 +270,7 @@ struct sock *nfc_llcp_accept_dequeue(struct sock *parent, } if (sk->sk_state == LLCP_CONNECTED || !newsock) { - list_del_init(&lsk->accept_queue); - sock_put(sk); - + nfc_llcp_accept_unlink(sk); if (newsock) sock_graft(sk, newsock); @@ -466,6 +464,8 @@ static int llcp_sock_release(struct socket *sock) nfc_llcp_accept_unlink(accept_sk); release_sock(accept_sk); + + sock_orphan(accept_sk); } } diff --git a/trunk/net/sched/sch_cbq.c b/trunk/net/sched/sch_cbq.c index 1bc210ffcba2..13aa47aa2ffb 100644 --- a/trunk/net/sched/sch_cbq.c +++ b/trunk/net/sched/sch_cbq.c @@ -962,11 +962,8 @@ cbq_dequeue(struct Qdisc *sch) cbq_update(q); if ((incr -= incr2) < 0) incr = 0; - q->now += incr; - } else { - if (now > q->now) - q->now = now; } + q->now += incr; q->now_rt = now; for (;;) { diff --git a/trunk/net/sched/sch_fq_codel.c b/trunk/net/sched/sch_fq_codel.c index 55786283a3df..4e606fcb2534 100644 --- a/trunk/net/sched/sch_fq_codel.c +++ b/trunk/net/sched/sch_fq_codel.c @@ -195,7 +195,7 @@ static int fq_codel_enqueue(struct sk_buff *skb, struct Qdisc *sch) flow->deficit = q->quantum; flow->dropped = 0; } - if (++sch->q.qlen <= sch->limit) + if (++sch->q.qlen < sch->limit) return NET_XMIT_SUCCESS; q->drop_overlimit++; diff --git a/trunk/net/sched/sch_generic.c b/trunk/net/sched/sch_generic.c index eac7e0ee23c1..ffad48109a22 100644 --- a/trunk/net/sched/sch_generic.c +++ b/trunk/net/sched/sch_generic.c @@ -904,7 +904,7 @@ void psched_ratecfg_precompute(struct psched_ratecfg *r, u32 rate) u64 mult; int shift; - r->rate_bps = (u64)rate << 3; + r->rate_bps = rate << 3; r->shift = 0; r->mult = 1; /* diff --git a/trunk/net/sunrpc/sched.c b/trunk/net/sunrpc/sched.c index f8529fc8e542..fb20f25ddec9 100644 --- a/trunk/net/sunrpc/sched.c +++ b/trunk/net/sunrpc/sched.c @@ -180,8 +180,6 @@ static void __rpc_add_wait_queue(struct rpc_wait_queue *queue, list_add_tail(&task->u.tk_wait.list, &queue->tasks[0]); task->tk_waitqueue = queue; queue->qlen++; - /* barrier matches the read in rpc_wake_up_task_queue_locked() */ - smp_wmb(); rpc_set_queued(task); dprintk("RPC: %5u added to queue %p \"%s\"\n", @@ -432,11 +430,8 @@ static void __rpc_do_wake_up_task(struct rpc_wait_queue *queue, struct rpc_task */ static void rpc_wake_up_task_queue_locked(struct rpc_wait_queue *queue, struct rpc_task *task) { - if (RPC_IS_QUEUED(task)) { - smp_rmb(); - if (task->tk_waitqueue == queue) - __rpc_do_wake_up_task(queue, task); - } + if (RPC_IS_QUEUED(task) && task->tk_waitqueue == queue) + __rpc_do_wake_up_task(queue, task); } /* diff --git a/trunk/net/unix/af_unix.c b/trunk/net/unix/af_unix.c index 2db702d82e7d..51be64f163ec 100644 --- a/trunk/net/unix/af_unix.c +++ b/trunk/net/unix/af_unix.c @@ -382,7 +382,7 @@ static void unix_sock_destructor(struct sock *sk) #endif } -static void unix_release_sock(struct sock *sk, int embrion) +static int unix_release_sock(struct sock *sk, int embrion) { struct unix_sock *u = unix_sk(sk); struct path path; @@ -451,6 +451,8 @@ static void unix_release_sock(struct sock *sk, int embrion) if (unix_tot_inflight) unix_gc(); /* Garbage collect fds */ + + return 0; } static void init_peercred(struct sock *sk) @@ -697,10 +699,9 @@ static int unix_release(struct socket *sock) if (!sk) return 0; - unix_release_sock(sk, 0); sock->sk = NULL; - return 0; + return unix_release_sock(sk, 0); } static int unix_autobind(struct socket *sock) @@ -1993,7 +1994,7 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock, if ((UNIXCB(skb).pid != siocb->scm->pid) || (UNIXCB(skb).cred != siocb->scm->cred)) break; - } else if (test_bit(SOCK_PASSCRED, &sock->flags)) { + } else { /* Copy credentials */ scm_set_cred(siocb->scm, UNIXCB(skb).pid, UNIXCB(skb).cred); check_creds = 1; diff --git a/trunk/net/vmw_vsock/af_vsock.c b/trunk/net/vmw_vsock/af_vsock.c index d8079daf1bde..ca511c4f388a 100644 --- a/trunk/net/vmw_vsock/af_vsock.c +++ b/trunk/net/vmw_vsock/af_vsock.c @@ -207,7 +207,7 @@ static struct sock *__vsock_find_bound_socket(struct sockaddr_vm *addr) struct vsock_sock *vsk; list_for_each_entry(vsk, vsock_bound_sockets(addr), bound_table) - if (addr->svm_port == vsk->local_addr.svm_port) + if (vsock_addr_equals_addr_any(addr, &vsk->local_addr)) return sk_vsock(vsk); return NULL; @@ -220,8 +220,8 @@ static struct sock *__vsock_find_connected_socket(struct sockaddr_vm *src, list_for_each_entry(vsk, vsock_connected_sockets(src, dst), connected_table) { - if (vsock_addr_equals_addr(src, &vsk->remote_addr) && - dst->svm_port == vsk->local_addr.svm_port) { + if (vsock_addr_equals_addr(src, &vsk->remote_addr) + && vsock_addr_equals_addr(dst, &vsk->local_addr)) { return sk_vsock(vsk); } } diff --git a/trunk/net/vmw_vsock/vmci_transport.c b/trunk/net/vmw_vsock/vmci_transport.c index 1f6508e249ae..a70ace83a153 100644 --- a/trunk/net/vmw_vsock/vmci_transport.c +++ b/trunk/net/vmw_vsock/vmci_transport.c @@ -464,16 +464,19 @@ static struct sock *vmci_transport_get_pending( struct vsock_sock *vlistener; struct vsock_sock *vpending; struct sock *pending; - struct sockaddr_vm src; - - vsock_addr_init(&src, pkt->dg.src.context, pkt->src_port); vlistener = vsock_sk(listener); list_for_each_entry(vpending, &vlistener->pending_links, pending_links) { + struct sockaddr_vm src; + struct sockaddr_vm dst; + + vsock_addr_init(&src, pkt->dg.src.context, pkt->src_port); + vsock_addr_init(&dst, pkt->dg.dst.context, pkt->dst_port); + if (vsock_addr_equals_addr(&src, &vpending->remote_addr) && - pkt->dst_port == vpending->local_addr.svm_port) { + vsock_addr_equals_addr(&dst, &vpending->local_addr)) { pending = sk_vsock(vpending); sock_hold(pending); goto found; @@ -736,15 +739,10 @@ static int vmci_transport_recv_stream_cb(void *data, struct vmci_datagram *dg) */ bh_lock_sock(sk); - if (!sock_owned_by_user(sk)) { - /* The local context ID may be out of date, update it. */ - vsk->local_addr.svm_cid = dst.svm_cid; - - if (sk->sk_state == SS_CONNECTED) - vmci_trans(vsk)->notify_ops->handle_notify_pkt( - sk, pkt, true, &dst, &src, - &bh_process_pkt); - } + if (!sock_owned_by_user(sk) && sk->sk_state == SS_CONNECTED) + vmci_trans(vsk)->notify_ops->handle_notify_pkt( + sk, pkt, true, &dst, &src, + &bh_process_pkt); bh_unlock_sock(sk); @@ -904,9 +902,6 @@ static void vmci_transport_recv_pkt_work(struct work_struct *work) lock_sock(sk); - /* The local context ID may be out of date. */ - vsock_sk(sk)->local_addr.svm_cid = pkt->dg.dst.context; - switch (sk->sk_state) { case SS_LISTEN: vmci_transport_recv_listen(sk, pkt); @@ -963,10 +958,6 @@ static int vmci_transport_recv_listen(struct sock *sk, pending = vmci_transport_get_pending(sk, pkt); if (pending) { lock_sock(pending); - - /* The local context ID may be out of date. */ - vsock_sk(pending)->local_addr.svm_cid = pkt->dg.dst.context; - switch (pending->sk_state) { case SS_CONNECTING: err = vmci_transport_recv_connecting_server(sk, diff --git a/trunk/net/vmw_vsock/vsock_addr.c b/trunk/net/vmw_vsock/vsock_addr.c index ec2611b4ea0e..b7df1aea7c59 100644 --- a/trunk/net/vmw_vsock/vsock_addr.c +++ b/trunk/net/vmw_vsock/vsock_addr.c @@ -64,6 +64,16 @@ bool vsock_addr_equals_addr(const struct sockaddr_vm *addr, } EXPORT_SYMBOL_GPL(vsock_addr_equals_addr); +bool vsock_addr_equals_addr_any(const struct sockaddr_vm *addr, + const struct sockaddr_vm *other) +{ + return (addr->svm_cid == VMADDR_CID_ANY || + other->svm_cid == VMADDR_CID_ANY || + addr->svm_cid == other->svm_cid) && + addr->svm_port == other->svm_port; +} +EXPORT_SYMBOL_GPL(vsock_addr_equals_addr_any); + int vsock_addr_cast(const struct sockaddr *addr, size_t len, struct sockaddr_vm **out_addr) { diff --git a/trunk/net/vmw_vsock/vsock_addr.h b/trunk/net/vmw_vsock/vsock_addr.h index 9ccd5316eac0..cdfbcefdf843 100644 --- a/trunk/net/vmw_vsock/vsock_addr.h +++ b/trunk/net/vmw_vsock/vsock_addr.h @@ -24,6 +24,8 @@ bool vsock_addr_bound(const struct sockaddr_vm *addr); void vsock_addr_unbind(struct sockaddr_vm *addr); bool vsock_addr_equals_addr(const struct sockaddr_vm *addr, const struct sockaddr_vm *other); +bool vsock_addr_equals_addr_any(const struct sockaddr_vm *addr, + const struct sockaddr_vm *other); int vsock_addr_cast(const struct sockaddr *addr, size_t len, struct sockaddr_vm **out_addr); diff --git a/trunk/net/wireless/core.c b/trunk/net/wireless/core.c index 6ddf74f0ae1e..ea4155fe9733 100644 --- a/trunk/net/wireless/core.c +++ b/trunk/net/wireless/core.c @@ -212,39 +212,6 @@ static void cfg80211_rfkill_poll(struct rfkill *rfkill, void *data) rdev_rfkill_poll(rdev); } -void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev, - struct wireless_dev *wdev) -{ - lockdep_assert_held(&rdev->devlist_mtx); - lockdep_assert_held(&rdev->sched_scan_mtx); - - if (WARN_ON(wdev->iftype != NL80211_IFTYPE_P2P_DEVICE)) - return; - - if (!wdev->p2p_started) - return; - - rdev_stop_p2p_device(rdev, wdev); - wdev->p2p_started = false; - - rdev->opencount--; - - if (rdev->scan_req && rdev->scan_req->wdev == wdev) { - bool busy = work_busy(&rdev->scan_done_wk); - - /* - * If the work isn't pending or running (in which case it would - * be waiting for the lock we hold) the driver didn't properly - * cancel the scan when the interface was removed. In this case - * warn and leak the scan request object to not crash later. - */ - WARN_ON(!busy); - - rdev->scan_req->aborted = true; - ___cfg80211_scan_done(rdev, !busy); - } -} - static int cfg80211_rfkill_set_block(void *data, bool blocked) { struct cfg80211_registered_device *rdev = data; @@ -254,8 +221,7 @@ static int cfg80211_rfkill_set_block(void *data, bool blocked) return 0; rtnl_lock(); - - /* read-only iteration need not hold the devlist_mtx */ + mutex_lock(&rdev->devlist_mtx); list_for_each_entry(wdev, &rdev->wdev_list, list) { if (wdev->netdev) { @@ -265,18 +231,18 @@ static int cfg80211_rfkill_set_block(void *data, bool blocked) /* otherwise, check iftype */ switch (wdev->iftype) { case NL80211_IFTYPE_P2P_DEVICE: - /* but this requires it */ - mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); - cfg80211_stop_p2p_device(rdev, wdev); - mutex_unlock(&rdev->sched_scan_mtx); - mutex_unlock(&rdev->devlist_mtx); + if (!wdev->p2p_started) + break; + rdev_stop_p2p_device(rdev, wdev); + wdev->p2p_started = false; + rdev->opencount--; break; default: break; } } + mutex_unlock(&rdev->devlist_mtx); rtnl_unlock(); return 0; @@ -779,13 +745,17 @@ static void wdev_cleanup_work(struct work_struct *work) wdev = container_of(work, struct wireless_dev, cleanup_work); rdev = wiphy_to_dev(wdev->wiphy); - mutex_lock(&rdev->sched_scan_mtx); + cfg80211_lock_rdev(rdev); if (WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev)) { rdev->scan_req->aborted = true; ___cfg80211_scan_done(rdev, true); } + cfg80211_unlock_rdev(rdev); + + mutex_lock(&rdev->sched_scan_mtx); + if (WARN_ON(rdev->sched_scan_req && rdev->sched_scan_req->dev == wdev->netdev)) { __cfg80211_stop_sched_scan(rdev, false); @@ -811,19 +781,21 @@ void cfg80211_unregister_wdev(struct wireless_dev *wdev) return; mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); list_del_rcu(&wdev->list); rdev->devlist_generation++; switch (wdev->iftype) { case NL80211_IFTYPE_P2P_DEVICE: - cfg80211_stop_p2p_device(rdev, wdev); + if (!wdev->p2p_started) + break; + rdev_stop_p2p_device(rdev, wdev); + wdev->p2p_started = false; + rdev->opencount--; break; default: WARN_ON_ONCE(1); break; } - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); } EXPORT_SYMBOL(cfg80211_unregister_wdev); @@ -964,7 +936,6 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, cfg80211_update_iface_num(rdev, wdev->iftype, 1); cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); switch (wdev->iftype) { #ifdef CONFIG_CFG80211_WEXT @@ -996,7 +967,6 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, break; } wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); rdev->opencount++; mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); diff --git a/trunk/net/wireless/core.h b/trunk/net/wireless/core.h index 5845c2b37aa8..3aec0e429d8a 100644 --- a/trunk/net/wireless/core.h +++ b/trunk/net/wireless/core.h @@ -503,9 +503,6 @@ int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev, void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev, enum nl80211_iftype iftype, int num); -void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev, - struct wireless_dev *wdev); - #define CFG80211_MAX_NUM_DIFFERENT_CHANNELS 10 #ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS diff --git a/trunk/net/wireless/nl80211.c b/trunk/net/wireless/nl80211.c index 58e13a8c95f9..d44ab216c0ec 100644 --- a/trunk/net/wireless/nl80211.c +++ b/trunk/net/wireless/nl80211.c @@ -4702,19 +4702,14 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->scan) return -EOPNOTSUPP; - mutex_lock(&rdev->sched_scan_mtx); - if (rdev->scan_req) { - err = -EBUSY; - goto unlock; - } + if (rdev->scan_req) + return -EBUSY; if (info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]) { n_channels = validate_scan_freqs( info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]); - if (!n_channels) { - err = -EINVAL; - goto unlock; - } + if (!n_channels) + return -EINVAL; } else { enum ieee80211_band band; n_channels = 0; @@ -4728,29 +4723,23 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) nla_for_each_nested(attr, info->attrs[NL80211_ATTR_SCAN_SSIDS], tmp) n_ssids++; - if (n_ssids > wiphy->max_scan_ssids) { - err = -EINVAL; - goto unlock; - } + if (n_ssids > wiphy->max_scan_ssids) + return -EINVAL; if (info->attrs[NL80211_ATTR_IE]) ie_len = nla_len(info->attrs[NL80211_ATTR_IE]); else ie_len = 0; - if (ie_len > wiphy->max_scan_ie_len) { - err = -EINVAL; - goto unlock; - } + if (ie_len > wiphy->max_scan_ie_len) + return -EINVAL; request = kzalloc(sizeof(*request) + sizeof(*request->ssids) * n_ssids + sizeof(*request->channels) * n_channels + ie_len, GFP_KERNEL); - if (!request) { - err = -ENOMEM; - goto unlock; - } + if (!request) + return -ENOMEM; if (n_ssids) request->ssids = (void *)&request->channels[n_channels]; @@ -4887,8 +4876,6 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) kfree(request); } - unlock: - mutex_unlock(&rdev->sched_scan_mtx); return err; } @@ -7762,9 +7749,20 @@ static int nl80211_stop_p2p_device(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->stop_p2p_device) return -EOPNOTSUPP; - mutex_lock(&rdev->sched_scan_mtx); - cfg80211_stop_p2p_device(rdev, wdev); - mutex_unlock(&rdev->sched_scan_mtx); + if (!wdev->p2p_started) + return 0; + + rdev_stop_p2p_device(rdev, wdev); + wdev->p2p_started = false; + + mutex_lock(&rdev->devlist_mtx); + rdev->opencount--; + mutex_unlock(&rdev->devlist_mtx); + + if (WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev)) { + rdev->scan_req->aborted = true; + ___cfg80211_scan_done(rdev, true); + } return 0; } @@ -8488,7 +8486,7 @@ static int nl80211_add_scan_req(struct sk_buff *msg, struct nlattr *nest; int i; - lockdep_assert_held(&rdev->sched_scan_mtx); + ASSERT_RDEV_LOCK(rdev); if (WARN_ON(!req)) return 0; diff --git a/trunk/net/wireless/scan.c b/trunk/net/wireless/scan.c index fd99ea495b7e..674aadca0079 100644 --- a/trunk/net/wireless/scan.c +++ b/trunk/net/wireless/scan.c @@ -169,7 +169,7 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak) union iwreq_data wrqu; #endif - lockdep_assert_held(&rdev->sched_scan_mtx); + ASSERT_RDEV_LOCK(rdev); request = rdev->scan_req; @@ -230,9 +230,9 @@ void __cfg80211_scan_done(struct work_struct *wk) rdev = container_of(wk, struct cfg80211_registered_device, scan_done_wk); - mutex_lock(&rdev->sched_scan_mtx); + cfg80211_lock_rdev(rdev); ___cfg80211_scan_done(rdev, false); - mutex_unlock(&rdev->sched_scan_mtx); + cfg80211_unlock_rdev(rdev); } void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted) @@ -698,6 +698,11 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, found = rb_find_bss(dev, tmp, BSS_CMP_REGULAR); if (found) { + found->pub.beacon_interval = tmp->pub.beacon_interval; + found->pub.signal = tmp->pub.signal; + found->pub.capability = tmp->pub.capability; + found->ts = tmp->ts; + /* Update IEs */ if (rcu_access_pointer(tmp->pub.proberesp_ies)) { const struct cfg80211_bss_ies *old; @@ -718,8 +723,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, if (found->pub.hidden_beacon_bss && !list_empty(&found->hidden_list)) { - const struct cfg80211_bss_ies *f; - /* * The found BSS struct is one of the probe * response members of a group, but we're @@ -729,10 +732,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, * SSID to showing it, which is confusing so * drop this information. */ - - f = rcu_access_pointer(tmp->pub.beacon_ies); - kfree_rcu((struct cfg80211_bss_ies *)f, - rcu_head); goto drop; } @@ -762,11 +761,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, kfree_rcu((struct cfg80211_bss_ies *)old, rcu_head); } - - found->pub.beacon_interval = tmp->pub.beacon_interval; - found->pub.signal = tmp->pub.signal; - found->pub.capability = tmp->pub.capability; - found->ts = tmp->ts; } else { struct cfg80211_internal_bss *new; struct cfg80211_internal_bss *hidden; @@ -1062,7 +1056,6 @@ int cfg80211_wext_siwscan(struct net_device *dev, if (IS_ERR(rdev)) return PTR_ERR(rdev); - mutex_lock(&rdev->sched_scan_mtx); if (rdev->scan_req) { err = -EBUSY; goto out; @@ -1169,7 +1162,6 @@ int cfg80211_wext_siwscan(struct net_device *dev, dev_hold(dev); } out: - mutex_unlock(&rdev->sched_scan_mtx); kfree(creq); cfg80211_unlock_rdev(rdev); return err; diff --git a/trunk/net/wireless/sme.c b/trunk/net/wireless/sme.c index 09d994d192ff..f432bd3755b1 100644 --- a/trunk/net/wireless/sme.c +++ b/trunk/net/wireless/sme.c @@ -85,7 +85,6 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev) ASSERT_RTNL(); ASSERT_RDEV_LOCK(rdev); ASSERT_WDEV_LOCK(wdev); - lockdep_assert_held(&rdev->sched_scan_mtx); if (rdev->scan_req) return -EBUSY; @@ -321,9 +320,11 @@ void cfg80211_sme_scan_done(struct net_device *dev) { struct wireless_dev *wdev = dev->ieee80211_ptr; + mutex_lock(&wiphy_to_dev(wdev->wiphy)->devlist_mtx); wdev_lock(wdev); __cfg80211_sme_scan_done(dev); wdev_unlock(wdev); + mutex_unlock(&wiphy_to_dev(wdev->wiphy)->devlist_mtx); } void cfg80211_sme_rx_auth(struct net_device *dev, @@ -923,12 +924,9 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev, int err; mutex_lock(&rdev->devlist_mtx); - /* might request scan - scan_mtx -> wdev_mtx dependency */ - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(dev->ieee80211_ptr); err = __cfg80211_connect(rdev, dev, connect, connkeys, NULL); wdev_unlock(dev->ieee80211_ptr); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); return err; diff --git a/trunk/net/wireless/trace.h b/trunk/net/wireless/trace.h index 7586de77a2f8..b7a531380e19 100644 --- a/trunk/net/wireless/trace.h +++ b/trunk/net/wireless/trace.h @@ -27,8 +27,7 @@ #define WIPHY_PR_ARG __entry->wiphy_name #define WDEV_ENTRY __field(u32, id) -#define WDEV_ASSIGN (__entry->id) = (!IS_ERR_OR_NULL(wdev) \ - ? wdev->identifier : 0) +#define WDEV_ASSIGN (__entry->id) = (wdev ? wdev->identifier : 0) #define WDEV_PR_FMT "wdev(%u)" #define WDEV_PR_ARG (__entry->id) @@ -1779,7 +1778,7 @@ TRACE_EVENT(rdev_set_mac_acl, ), TP_fast_assign( WIPHY_ASSIGN; - NETDEV_ASSIGN; + WIPHY_ASSIGN; __entry->acl_policy = params->acl_policy; ), TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", acl policy: %d", diff --git a/trunk/net/wireless/wext-sme.c b/trunk/net/wireless/wext-sme.c index e79cb5c0655a..fb9622f6d99c 100644 --- a/trunk/net/wireless/wext-sme.c +++ b/trunk/net/wireless/wext-sme.c @@ -89,7 +89,6 @@ int cfg80211_mgd_wext_siwfreq(struct net_device *dev, cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); if (wdev->sme_state != CFG80211_SME_IDLE) { @@ -136,7 +135,6 @@ int cfg80211_mgd_wext_siwfreq(struct net_device *dev, err = cfg80211_mgd_wext_connect(rdev, wdev); out: wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); return err; @@ -192,7 +190,6 @@ int cfg80211_mgd_wext_siwessid(struct net_device *dev, cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); err = 0; @@ -226,7 +223,6 @@ int cfg80211_mgd_wext_siwessid(struct net_device *dev, err = cfg80211_mgd_wext_connect(rdev, wdev); out: wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); return err; @@ -289,7 +285,6 @@ int cfg80211_mgd_wext_siwap(struct net_device *dev, cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); if (wdev->sme_state != CFG80211_SME_IDLE) { @@ -318,7 +313,6 @@ int cfg80211_mgd_wext_siwap(struct net_device *dev, err = cfg80211_mgd_wext_connect(rdev, wdev); out: wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); return err; diff --git a/trunk/net/xfrm/xfrm_replay.c b/trunk/net/xfrm/xfrm_replay.c index 8dafe6d3c6e4..35754cc8a9e5 100644 --- a/trunk/net/xfrm/xfrm_replay.c +++ b/trunk/net/xfrm/xfrm_replay.c @@ -334,70 +334,6 @@ static void xfrm_replay_notify_bmp(struct xfrm_state *x, int event) x->xflags &= ~XFRM_TIME_DEFER; } -static void xfrm_replay_notify_esn(struct xfrm_state *x, int event) -{ - u32 seq_diff, oseq_diff; - struct km_event c; - struct xfrm_replay_state_esn *replay_esn = x->replay_esn; - struct xfrm_replay_state_esn *preplay_esn = x->preplay_esn; - - /* we send notify messages in case - * 1. we updated on of the sequence numbers, and the seqno difference - * is at least x->replay_maxdiff, in this case we also update the - * timeout of our timer function - * 2. if x->replay_maxage has elapsed since last update, - * and there were changes - * - * The state structure must be locked! - */ - - switch (event) { - case XFRM_REPLAY_UPDATE: - if (!x->replay_maxdiff) - break; - - if (replay_esn->seq_hi == preplay_esn->seq_hi) - seq_diff = replay_esn->seq - preplay_esn->seq; - else - seq_diff = ~preplay_esn->seq + replay_esn->seq + 1; - - if (replay_esn->oseq_hi == preplay_esn->oseq_hi) - oseq_diff = replay_esn->oseq - preplay_esn->oseq; - else - oseq_diff = ~preplay_esn->oseq + replay_esn->oseq + 1; - - if (seq_diff < x->replay_maxdiff && - oseq_diff < x->replay_maxdiff) { - - if (x->xflags & XFRM_TIME_DEFER) - event = XFRM_REPLAY_TIMEOUT; - else - return; - } - - break; - - case XFRM_REPLAY_TIMEOUT: - if (memcmp(x->replay_esn, x->preplay_esn, - xfrm_replay_state_esn_len(replay_esn)) == 0) { - x->xflags |= XFRM_TIME_DEFER; - return; - } - - break; - } - - memcpy(x->preplay_esn, x->replay_esn, - xfrm_replay_state_esn_len(replay_esn)); - c.event = XFRM_MSG_NEWAE; - c.data.aevent = event; - km_state_notify(x, &c); - - if (x->replay_maxage && - !mod_timer(&x->rtimer, jiffies + x->replay_maxage)) - x->xflags &= ~XFRM_TIME_DEFER; -} - static int xfrm_replay_overflow_esn(struct xfrm_state *x, struct sk_buff *skb) { int err = 0; @@ -574,7 +510,7 @@ static struct xfrm_replay xfrm_replay_esn = { .advance = xfrm_replay_advance_esn, .check = xfrm_replay_check_esn, .recheck = xfrm_replay_recheck_esn, - .notify = xfrm_replay_notify_esn, + .notify = xfrm_replay_notify_bmp, .overflow = xfrm_replay_overflow_esn, }; diff --git a/trunk/security/yama/yama_lsm.c b/trunk/security/yama/yama_lsm.c index 13c88fbcf037..23414b93771f 100644 --- a/trunk/security/yama/yama_lsm.c +++ b/trunk/security/yama/yama_lsm.c @@ -347,8 +347,10 @@ int yama_ptrace_traceme(struct task_struct *parent) /* Only disallow PTRACE_TRACEME on more aggressive settings. */ switch (ptrace_scope) { case YAMA_SCOPE_CAPABILITY: - if (!has_ns_capability(parent, current_user_ns(), CAP_SYS_PTRACE)) + rcu_read_lock(); + if (!ns_capable(__task_cred(parent)->user_ns, CAP_SYS_PTRACE)) rc = -EPERM; + rcu_read_unlock(); break; case YAMA_SCOPE_NO_ATTACH: rc = -EPERM; diff --git a/trunk/sound/pci/hda/hda_codec.c b/trunk/sound/pci/hda/hda_codec.c index 4aba7646dd9c..ecdf30eb5879 100644 --- a/trunk/sound/pci/hda/hda_codec.c +++ b/trunk/sound/pci/hda/hda_codec.c @@ -173,7 +173,7 @@ const char *snd_hda_get_jack_type(u32 cfg) "Line Out", "Speaker", "HP Out", "CD", "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", "Line In", "Aux", "Mic", "Telephony", - "SPDIF In", "Digital In", "Reserved", "Other" + "SPDIF In", "Digitial In", "Reserved", "Other" }; return jack_types[(cfg & AC_DEFCFG_DEVICE) diff --git a/trunk/sound/pci/hda/hda_eld.c b/trunk/sound/pci/hda/hda_eld.c index d0d7ac1e99d2..7dd846380a50 100644 --- a/trunk/sound/pci/hda/hda_eld.c +++ b/trunk/sound/pci/hda/hda_eld.c @@ -320,7 +320,7 @@ int snd_hdmi_get_eld(struct hda_codec *codec, hda_nid_t nid, unsigned char *buf, int *eld_size) { int i; - int ret = 0; + int ret; int size; /* diff --git a/trunk/sound/pci/hda/hda_generic.c b/trunk/sound/pci/hda/hda_generic.c index 2dbe767be16b..43c2ea539561 100644 --- a/trunk/sound/pci/hda/hda_generic.c +++ b/trunk/sound/pci/hda/hda_generic.c @@ -740,7 +740,7 @@ EXPORT_SYMBOL_HDA(snd_hda_activate_path); static void path_power_down_sync(struct hda_codec *codec, struct nid_path *path) { struct hda_gen_spec *spec = codec->spec; - bool changed = false; + bool changed; int i; if (!spec->power_down_unused || path->active) diff --git a/trunk/sound/pci/hda/hda_intel.c b/trunk/sound/pci/hda/hda_intel.c index bcd40ee488e3..418bfc0eb0a3 100644 --- a/trunk/sound/pci/hda/hda_intel.c +++ b/trunk/sound/pci/hda/hda_intel.c @@ -134,8 +134,8 @@ MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " * this may give more power-saving, but will take longer time to * wake up. */ -static bool power_save_controller = 1; -module_param(power_save_controller, bool, 0644); +static int power_save_controller = -1; +module_param(power_save_controller, bint, 0644); MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode."); #endif /* CONFIG_PM */ @@ -2931,6 +2931,8 @@ static int azx_runtime_idle(struct device *dev) struct snd_card *card = dev_get_drvdata(dev); struct azx *chip = card->private_data; + if (power_save_controller > 0) + return 0; if (!power_save_controller || !(chip->driver_caps & AZX_DCAPS_PM_RUNTIME)) return -EBUSY; diff --git a/trunk/sound/pci/hda/patch_hdmi.c b/trunk/sound/pci/hda/patch_hdmi.c index de8ac5c07fd0..78e1827d0a95 100644 --- a/trunk/sound/pci/hda/patch_hdmi.c +++ b/trunk/sound/pci/hda/patch_hdmi.c @@ -1196,7 +1196,7 @@ static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll) _snd_printd(SND_PR_VERBOSE, "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n", - codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid); + codec->addr, pin_nid, eld->monitor_present, eld->eld_valid); if (eld->eld_valid) { if (snd_hdmi_get_eld(codec, pin_nid, eld->eld_buffer, diff --git a/trunk/sound/pci/hda/patch_realtek.c b/trunk/sound/pci/hda/patch_realtek.c index f15c36bde540..563c24df4d6f 100644 --- a/trunk/sound/pci/hda/patch_realtek.c +++ b/trunk/sound/pci/hda/patch_realtek.c @@ -3440,8 +3440,7 @@ static int alc662_parse_auto_config(struct hda_codec *codec) const hda_nid_t *ssids; if (codec->vendor_id == 0x10ec0272 || codec->vendor_id == 0x10ec0663 || - codec->vendor_id == 0x10ec0665 || codec->vendor_id == 0x10ec0670 || - codec->vendor_id == 0x10ec0671) + codec->vendor_id == 0x10ec0665 || codec->vendor_id == 0x10ec0670) ssids = alc663_ssids; else ssids = alc662_ssids; @@ -3895,7 +3894,6 @@ static const struct hda_codec_preset snd_hda_preset_realtek[] = { { .id = 0x10ec0665, .name = "ALC665", .patch = patch_alc662 }, { .id = 0x10ec0668, .name = "ALC668", .patch = patch_alc662 }, { .id = 0x10ec0670, .name = "ALC670", .patch = patch_alc662 }, - { .id = 0x10ec0671, .name = "ALC671", .patch = patch_alc662 }, { .id = 0x10ec0680, .name = "ALC680", .patch = patch_alc680 }, { .id = 0x10ec0880, .name = "ALC880", .patch = patch_alc880 }, { .id = 0x10ec0882, .name = "ALC882", .patch = patch_alc882 }, diff --git a/trunk/sound/soc/codecs/max98090.c b/trunk/sound/soc/codecs/max98090.c old mode 100644 new mode 100755 diff --git a/trunk/sound/soc/codecs/max98090.h b/trunk/sound/soc/codecs/max98090.h old mode 100644 new mode 100755 diff --git a/trunk/sound/soc/codecs/si476x.c b/trunk/sound/soc/codecs/si476x.c index 566ea3256e2d..f2d61a187830 100644 --- a/trunk/sound/soc/codecs/si476x.c +++ b/trunk/sound/soc/codecs/si476x.c @@ -159,7 +159,6 @@ static int si476x_codec_hw_params(struct snd_pcm_substream *substream, switch (params_format(params)) { case SNDRV_PCM_FORMAT_S8: width = SI476X_PCM_FORMAT_S8; - break; case SNDRV_PCM_FORMAT_S16_LE: width = SI476X_PCM_FORMAT_S16_LE; break; diff --git a/trunk/sound/soc/codecs/wm_adsp.c b/trunk/sound/soc/codecs/wm_adsp.c index 9af1bddc4c62..f3f7e75f8628 100644 --- a/trunk/sound/soc/codecs/wm_adsp.c +++ b/trunk/sound/soc/codecs/wm_adsp.c @@ -828,8 +828,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp) &buf_list); if (!buf) { adsp_err(dsp, "Out of memory\n"); - ret = -ENOMEM; - goto out_fw; + return -ENOMEM; } adsp_dbg(dsp, "%s.%d: Writing %d bytes at %x\n", @@ -866,7 +865,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp) wm_adsp_buf_free(&buf_list); out: kfree(file); - return ret; + return 0; } int wm_adsp1_init(struct wm_adsp *adsp) diff --git a/trunk/sound/soc/fsl/imx-ssi.c b/trunk/sound/soc/fsl/imx-ssi.c index 810c7eeb7b03..55464a5b0706 100644 --- a/trunk/sound/soc/fsl/imx-ssi.c +++ b/trunk/sound/soc/fsl/imx-ssi.c @@ -496,8 +496,6 @@ static void imx_ssi_ac97_reset(struct snd_ac97 *ac97) if (imx_ssi->ac97_reset) imx_ssi->ac97_reset(ac97); - /* First read sometimes fails, do a dummy read */ - imx_ssi_ac97_read(ac97, 0); } static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97) @@ -506,9 +504,6 @@ static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97) if (imx_ssi->ac97_warm_reset) imx_ssi->ac97_warm_reset(ac97); - - /* First read sometimes fails, do a dummy read */ - imx_ssi_ac97_read(ac97, 0); } struct snd_ac97_bus_ops soc_ac97_ops = { diff --git a/trunk/sound/soc/fsl/pcm030-audio-fabric.c b/trunk/sound/soc/fsl/pcm030-audio-fabric.c index eb4373840bb6..8e52c1485df3 100644 --- a/trunk/sound/soc/fsl/pcm030-audio-fabric.c +++ b/trunk/sound/soc/fsl/pcm030-audio-fabric.c @@ -51,7 +51,7 @@ static struct snd_soc_card pcm030_card = { .num_links = ARRAY_SIZE(pcm030_fabric_dai), }; -static int pcm030_fabric_probe(struct platform_device *op) +static int __init pcm030_fabric_probe(struct platform_device *op) { struct device_node *np = op->dev.of_node; struct device_node *platform_np; diff --git a/trunk/sound/soc/sh/dma-sh7760.c b/trunk/sound/soc/sh/dma-sh7760.c index 1a8b03e4b41b..19eff8fc4fdd 100644 --- a/trunk/sound/soc/sh/dma-sh7760.c +++ b/trunk/sound/soc/sh/dma-sh7760.c @@ -342,8 +342,8 @@ static int camelot_pcm_new(struct snd_soc_pcm_runtime *rtd) return 0; } -static struct snd_soc_platform_driver sh7760_soc_platform = { - .ops = &camelot_pcm_ops, +static struct snd_soc_platform sh7760_soc_platform = { + .pcm_ops = &camelot_pcm_ops, .pcm_new = camelot_pcm_new, .pcm_free = camelot_pcm_free, }; diff --git a/trunk/sound/soc/soc-core.c b/trunk/sound/soc/soc-core.c index 507d251916af..b7e84a7cd9ee 100644 --- a/trunk/sound/soc/soc-core.c +++ b/trunk/sound/soc/soc-core.c @@ -3140,7 +3140,7 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, if (params->mask) { ret = regmap_read(codec->control_data, params->base, &val); if (ret != 0) - goto out; + return ret; val &= params->mask; @@ -3158,15 +3158,13 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, ((u32 *)data)[0] |= cpu_to_be32(val); break; default: - ret = -EINVAL; - goto out; + return -EINVAL; } } ret = regmap_raw_write(codec->control_data, params->base, data, len); -out: kfree(data); return ret; @@ -4199,6 +4197,7 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, dev_err(card->dev, "ASoC: Property '%s' index %d could not be read: %d\n", propname, 2 * i, ret); + kfree(routes); return -EINVAL; } ret = of_property_read_string_index(np, propname, @@ -4207,6 +4206,7 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, dev_err(card->dev, "ASoC: Property '%s' index %d could not be read: %d\n", propname, (2 * i) + 1, ret); + kfree(routes); return -EINVAL; } } diff --git a/trunk/sound/soc/soc-dapm.c b/trunk/sound/soc/soc-dapm.c index d6d9ba2e6916..1d6a9b3ceb27 100644 --- a/trunk/sound/soc/soc-dapm.c +++ b/trunk/sound/soc/soc-dapm.c @@ -831,9 +831,6 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget, if (path->weak) continue; - if (path->walking) - return 1; - if (path->walked) continue; @@ -841,7 +838,6 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget, if (path->sink && path->connect) { path->walked = 1; - path->walking = 1; /* do we need to add this widget to the list ? */ if (list) { @@ -851,14 +847,11 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget, dev_err(widget->dapm->dev, "ASoC: could not add widget %s\n", widget->name); - path->walking = 0; return con; } } con += is_connected_output_ep(path->sink, list); - - path->walking = 0; } } @@ -938,9 +931,6 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget, if (path->weak) continue; - if (path->walking) - return 1; - if (path->walked) continue; @@ -948,7 +938,6 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget, if (path->source && path->connect) { path->walked = 1; - path->walking = 1; /* do we need to add this widget to the list ? */ if (list) { @@ -958,14 +947,11 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget, dev_err(widget->dapm->dev, "ASoC: could not add widget %s\n", widget->name); - path->walking = 0; return con; } } con += is_connected_input_ep(path->source, list); - - path->walking = 0; } } diff --git a/trunk/sound/soc/spear/spear_pcm.c b/trunk/sound/soc/spear/spear_pcm.c index 5e7aebe1e664..9b76cc5a1148 100644 --- a/trunk/sound/soc/spear/spear_pcm.c +++ b/trunk/sound/soc/spear/spear_pcm.c @@ -149,9 +149,9 @@ static void spear_pcm_free(struct snd_pcm *pcm) static u64 spear_pcm_dmamask = DMA_BIT_MASK(32); -static int spear_pcm_new(struct snd_soc_pcm_runtime *rtd) +static int spear_pcm_new(struct snd_card *card, + struct snd_soc_dai *dai, struct snd_pcm *pcm) { - struct snd_card *card = rtd->card->snd_card; int ret; if (!card->dev->dma_mask) @@ -159,16 +159,16 @@ static int spear_pcm_new(struct snd_soc_pcm_runtime *rtd) if (!card->dev->coherent_dma_mask) card->dev->coherent_dma_mask = DMA_BIT_MASK(32); - if (rtd->cpu_dai->driver->playback.channels_min) { - ret = spear_pcm_preallocate_dma_buffer(rtd->pcm, + if (dai->driver->playback.channels_min) { + ret = spear_pcm_preallocate_dma_buffer(pcm, SNDRV_PCM_STREAM_PLAYBACK, spear_pcm_hardware.buffer_bytes_max); if (ret) return ret; } - if (rtd->cpu_dai->driver->capture.channels_min) { - ret = spear_pcm_preallocate_dma_buffer(rtd->pcm, + if (dai->driver->capture.channels_min) { + ret = spear_pcm_preallocate_dma_buffer(pcm, SNDRV_PCM_STREAM_CAPTURE, spear_pcm_hardware.buffer_bytes_max); if (ret) diff --git a/trunk/sound/usb/clock.c b/trunk/sound/usb/clock.c index 9e2703a25156..5e634a2eb282 100644 --- a/trunk/sound/usb/clock.c +++ b/trunk/sound/usb/clock.c @@ -253,7 +253,7 @@ static int set_sample_rate_v2(struct snd_usb_audio *chip, int iface, { struct usb_device *dev = chip->dev; unsigned char data[4]; - int err, cur_rate, prev_rate; + int err, crate; int clock = snd_usb_clock_find_source(chip, fmt->clock); if (clock < 0) @@ -266,19 +266,6 @@ static int set_sample_rate_v2(struct snd_usb_audio *chip, int iface, return -ENXIO; } - err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR, - USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, - UAC2_CS_CONTROL_SAM_FREQ << 8, - snd_usb_ctrl_intf(chip) | (clock << 8), - data, sizeof(data)); - if (err < 0) { - snd_printk(KERN_WARNING "%d:%d:%d: cannot get freq (v2)\n", - dev->devnum, iface, fmt->altsetting); - prev_rate = 0; - } else { - prev_rate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24); - } - data[0] = rate; data[1] = rate >> 8; data[2] = rate >> 16; @@ -293,31 +280,19 @@ static int set_sample_rate_v2(struct snd_usb_audio *chip, int iface, return err; } - err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR, - USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, - UAC2_CS_CONTROL_SAM_FREQ << 8, - snd_usb_ctrl_intf(chip) | (clock << 8), - data, sizeof(data)); - if (err < 0) { + if ((err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR, + USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, + UAC2_CS_CONTROL_SAM_FREQ << 8, + snd_usb_ctrl_intf(chip) | (clock << 8), + data, sizeof(data))) < 0) { snd_printk(KERN_WARNING "%d:%d:%d: cannot get freq (v2)\n", dev->devnum, iface, fmt->altsetting); - cur_rate = 0; - } else { - cur_rate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24); - } - - if (cur_rate != rate) { - snd_printd(KERN_WARNING - "current rate %d is different from the runtime rate %d\n", - cur_rate, rate); + return err; } - /* Some devices doesn't respond to sample rate changes while the - * interface is active. */ - if (rate != prev_rate) { - usb_set_interface(dev, iface, 0); - usb_set_interface(dev, iface, fmt->altsetting); - } + crate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24); + if (crate != rate) + snd_printd(KERN_WARNING "current rate %d is different from the runtime rate %d\n", crate, rate); return 0; }