diff options
144 files changed, 1548 insertions, 662 deletions
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt index bf4f4b7e11b3..6d94e0696f8c 100644 --- a/Documentation/filesystems/ext4.txt +++ b/Documentation/filesystems/ext4.txt @@ -134,9 +134,15 @@ ro Mount filesystem read only. Note that ext4 will mount options "ro,noload" can be used to prevent writes to the filesystem. +journal_checksum Enable checksumming of the journal transactions. + This will allow the recovery code in e2fsck and the + kernel to detect corruption in the kernel. It is a + compatible change and will be ignored by older kernels. + journal_async_commit Commit block can be written to disk without waiting for descriptor blocks. If enabled older kernels cannot - mount the device. + mount the device. This will enable 'journal_checksum' + internally. journal=update Update the ext4 file system's journal to the current format. diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 1c8eb4518ce0..fd9a2f67edf2 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -522,7 +522,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. pcm_devs - Number of PCM devices assigned to each card (default = 1, up to 4) pcm_substreams - Number of PCM substreams assigned to each PCM - (default = 8, up to 16) + (default = 8, up to 128) hrtimer - Use hrtimer (=1, default) or system timer (=0) fake_buffer - Fake buffer allocations (default = 1) diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt index 957b22fde2df..8179692fbb90 100644 --- a/Documentation/trace/ftrace.txt +++ b/Documentation/trace/ftrace.txt @@ -1231,6 +1231,7 @@ something like this simple program: #include <sys/stat.h> #include <fcntl.h> #include <unistd.h> +#include <string.h> #define _STR(x) #x #define STR(x) _STR(x) @@ -1265,6 +1266,7 @@ const char *find_debugfs(void) return NULL; } + strcat(debugfs, "/tracing/"); debugfs_found = 1; return debugfs; diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index fd03fb63a332..3d0cdd21b882 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -414,9 +414,14 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page static inline void __flush_icache_all(void) { +#ifdef CONFIG_ARM_ERRATA_411920 + extern void v6_icache_inval_all(void); + v6_icache_inval_all(); +#else asm("mcr p15, 0, %0, c7, c5, 0 @ invalidate I-cache\n" : : "r" (0)); +#endif } #define ARCH_HAS_FLUSH_ANON_PAGE diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 1423a3419789..2a573d4fea24 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -1,7 +1,7 @@ /* * linux/arch/arm/kernel/signal.c * - * Copyright (C) 1995-2002 Russell King + * Copyright (C) 1995-2009 Russell King * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -29,6 +29,7 @@ */ #define SWI_SYS_SIGRETURN (0xef000000|(__NR_sigreturn)|(__NR_OABI_SYSCALL_BASE)) #define SWI_SYS_RT_SIGRETURN (0xef000000|(__NR_rt_sigreturn)|(__NR_OABI_SYSCALL_BASE)) +#define SWI_SYS_RESTART (0xef000000|__NR_restart_syscall|__NR_OABI_SYSCALL_BASE) /* * With EABI, the syscall number has to be loaded into r7. @@ -49,6 +50,18 @@ const unsigned long sigreturn_codes[7] = { }; /* + * Either we support OABI only, or we have EABI with the OABI + * compat layer enabled. In the later case we don't know if + * user space is EABI or not, and if not we must not clobber r7. + * Always using the OABI syscall solves that issue and works for + * all those cases. + */ +const unsigned long syscall_restart_code[2] = { + SWI_SYS_RESTART, /* swi __NR_restart_syscall */ + 0xe49df004, /* ldr pc, [sp], #4 */ +}; + +/* * atomically swap in the new signal mask, and wait for a signal. */ asmlinkage int sys_sigsuspend(int restart, unsigned long oldmask, old_sigset_t mask) @@ -645,32 +658,12 @@ static void do_signal(struct pt_regs *regs, int syscall) regs->ARM_pc -= 4; #else u32 __user *usp; - u32 swival = __NR_restart_syscall; - regs->ARM_sp -= 12; + regs->ARM_sp -= 4; usp = (u32 __user *)regs->ARM_sp; - /* - * Either we supports OABI only, or we have - * EABI with the OABI compat layer enabled. - * In the later case we don't know if user - * space is EABI or not, and if not we must - * not clobber r7. Always using the OABI - * syscall solves that issue and works for - * all those cases. - */ - swival = swival - __NR_SYSCALL_BASE + __NR_OABI_SYSCALL_BASE; - - put_user(regs->ARM_pc, &usp[0]); - /* swi __NR_restart_syscall */ - put_user(0xef000000 | swival, &usp[1]); - /* ldr pc, [sp], #12 */ - put_user(0xe49df00c, &usp[2]); - - flush_icache_range((unsigned long)usp, - (unsigned long)(usp + 3)); - - regs->ARM_pc = regs->ARM_sp + 4; + put_user(regs->ARM_pc, usp); + regs->ARM_pc = KERN_RESTART_CODE; #endif } } diff --git a/arch/arm/kernel/signal.h b/arch/arm/kernel/signal.h index 27beece15502..6fcfe8398aa4 100644 --- a/arch/arm/kernel/signal.h +++ b/arch/arm/kernel/signal.h @@ -1,12 +1,14 @@ /* * linux/arch/arm/kernel/signal.h * - * Copyright (C) 2005 Russell King. + * Copyright (C) 2005-2009 Russell King. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #define KERN_SIGRETURN_CODE (CONFIG_VECTORS_BASE + 0x00000500) +#define KERN_RESTART_CODE (KERN_SIGRETURN_CODE + sizeof(sigreturn_codes)) extern const unsigned long sigreturn_codes[7]; +extern const unsigned long syscall_restart_code[2]; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index f838f36eb702..95718a6b50a6 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -1,7 +1,7 @@ /* * linux/arch/arm/kernel/traps.c * - * Copyright (C) 1995-2002 Russell King + * Copyright (C) 1995-2009 Russell King * Fragments that appear the same as linux/arch/i386/kernel/traps.c (C) Linus Torvalds * * This program is free software; you can redistribute it and/or modify @@ -751,6 +751,8 @@ void __init early_trap_init(void) */ memcpy((void *)KERN_SIGRETURN_CODE, sigreturn_codes, sizeof(sigreturn_codes)); + memcpy((void *)KERN_RESTART_CODE, syscall_restart_code, + sizeof(syscall_restart_code)); flush_icache_range(vectors, vectors + PAGE_SIZE); modify_domain(DOMAIN_USER, DOMAIN_CLIENT); diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c index 39baf1128bfa..786ac2b6914a 100644 --- a/arch/arm/kernel/unwind.c +++ b/arch/arm/kernel/unwind.c @@ -26,6 +26,15 @@ * http://infocenter.arm.com/help/topic/com.arm.doc.subset.swdev.abi/index.html */ +#if !defined (__ARM_EABI__) +#warning Your compiler does not have EABI support. +#warning ARM unwind is known to compile only with EABI compilers. +#warning Change compiler or disable ARM_UNWIND option. +#elif (__GNUC__ == 4 && __GNUC_MINOR__ <= 2) +#warning Your compiler is too buggy; it is known to not compile ARM unwind support. +#warning Change compiler or disable ARM_UNWIND option. +#endif + #include <linux/kernel.h> #include <linux/init.h> #include <linux/module.h> diff --git a/arch/arm/mach-integrator/include/mach/memory.h b/arch/arm/mach-integrator/include/mach/memory.h index 2b2e7a110724..4891828454f5 100644 --- a/arch/arm/mach-integrator/include/mach/memory.h +++ b/arch/arm/mach-integrator/include/mach/memory.h @@ -28,5 +28,6 @@ #define BUS_OFFSET UL(0x80000000) #define __virt_to_bus(x) ((x) - PAGE_OFFSET + BUS_OFFSET) #define __bus_to_virt(x) ((x) - BUS_OFFSET + PAGE_OFFSET) +#define __pfn_to_bus(x) (((x) << PAGE_SHIFT) + BUS_OFFSET) #endif diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index 46cd6acb4d40..699671fa6e0b 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -61,5 +61,5 @@ extern void realview_timer_init(unsigned int timer_irq); extern int realview_flash_register(struct resource *res, u32 num); extern int realview_eth_register(const char *name, struct resource *res); extern int realview_usb_register(struct resource *res); - +extern void (*realview_reset)(char); #endif diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h index 98f8e7eeacc2..34b80b7d40b8 100644 --- a/arch/arm/mach-realview/include/mach/board-pb1176.h +++ b/arch/arm/mach-realview/include/mach/board-pb1176.h @@ -73,4 +73,9 @@ #define REALVIEW_PB1176_GIC_DIST_BASE 0x10041000 /* GIC distributor, on FPGA */ #define REALVIEW_PB1176_L220_BASE 0x10110000 /* L220 registers */ +/* + * Control register SYS_RESETCTL is set to 1 to force a soft reset + */ +#define REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL 0x0100 + #endif /* __ASM_ARCH_BOARD_PB1176_H */ diff --git a/arch/arm/mach-realview/include/mach/board-pb11mp.h b/arch/arm/mach-realview/include/mach/board-pb11mp.h index f0d68e0fea01..7abf918b77e9 100644 --- a/arch/arm/mach-realview/include/mach/board-pb11mp.h +++ b/arch/arm/mach-realview/include/mach/board-pb11mp.h @@ -81,4 +81,16 @@ #define REALVIEW_TC11MP_GIC_DIST_BASE 0x1F001000 /* Test chip interrupt controller distributor */ #define REALVIEW_TC11MP_L220_BASE 0x1F002000 /* L220 registers */ + /* + * Values for REALVIEW_SYS_RESET_CTRL + */ +#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR 0x01 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGINIT 0x02 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_DLLRESET 0x03 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_PLLRESET 0x04 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_POR 0x05 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_DoC 0x06 + +#define REALVIEW_PB11MP_SYS_CTRL_LED (1 << 0) + #endif /* __ASM_ARCH_BOARD_PB11MP_H */ diff --git a/arch/arm/mach-realview/include/mach/platform.h b/arch/arm/mach-realview/include/mach/platform.h index c8f50835fed2..4f46bf71e752 100644 --- a/arch/arm/mach-realview/include/mach/platform.h +++ b/arch/arm/mach-realview/include/mach/platform.h @@ -119,19 +119,6 @@ #define REALVIEW_SYS_TEST_OSC3 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET) #define REALVIEW_SYS_TEST_OSC4 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET) -/* - * Values for REALVIEW_SYS_RESET_CTRL - */ -#define REALVIEW_SYS_CTRL_RESET_CONFIGCLR 0x01 -#define REALVIEW_SYS_CTRL_RESET_CONFIGINIT 0x02 -#define REALVIEW_SYS_CTRL_RESET_DLLRESET 0x03 -#define REALVIEW_SYS_CTRL_RESET_PLLRESET 0x04 -#define REALVIEW_SYS_CTRL_RESET_POR 0x05 -#define REALVIEW_SYS_CTRL_RESET_DoC 0x06 - -#define REALVIEW_SYS_CTRL_LED (1 << 0) - - /* ------------------------------------------------------------------------ * RealView control registers * ------------------------------------------------------------------------ @@ -153,7 +140,7 @@ * SYS_CLD, SYS_BOOTCS */ #define REALVIEW_SYS_LOCK_LOCKED (1 << 16) -#define REALVIEW_SYS_LOCKVAL_MASK 0xFFFF /* write 0xA05F to enable write access */ +#define REALVIEW_SYS_LOCKVAL_MASK 0xA05F /* Enable write access */ /* * REALVIEW_SYS_FLASH diff --git a/arch/arm/mach-realview/include/mach/system.h b/arch/arm/mach-realview/include/mach/system.h index 1a15a441e027..a30f2e3ec178 100644 --- a/arch/arm/mach-realview/include/mach/system.h +++ b/arch/arm/mach-realview/include/mach/system.h @@ -25,6 +25,8 @@ #include <mach/hardware.h> #include <mach/platform.h> +void (*realview_reset)(char mode); + static inline void arch_idle(void) { /* @@ -36,16 +38,12 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_RESETCTL_OFFSET; - unsigned int val; - /* * To reset, we hit the on-board reset register * in the system FPGA */ - val = __raw_readl(hdr_ctrl); - val |= REALVIEW_SYS_CTRL_RESET_CONFIGCLR; - __raw_writel(val, hdr_ctrl); + if (realview_reset) + realview_reset(mode); } #endif diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index 2817fe099319..a6ba147692c1 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -290,6 +290,16 @@ static struct sys_timer realview_pb1176_timer = { .init = realview_pb1176_timer_init, }; +static void realview_pb1176_reset(char mode) +{ + void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + + REALVIEW_SYS_RESETCTL_OFFSET; + void __iomem *rst_hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + + REALVIEW_SYS_LOCK_OFFSET; + __raw_writel(REALVIEW_SYS_LOCKVAL_MASK, rst_hdr_ctrl); + __raw_writel(REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL, hdr_ctrl); +} + static void __init realview_pb1176_init(void) { int i; @@ -313,6 +323,7 @@ static void __init realview_pb1176_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif + realview_reset = realview_pb1176_reset; } MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index 94680fcf726d..070d284ce96e 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -299,6 +299,21 @@ static struct sys_timer realview_pb11mp_timer = { .init = realview_pb11mp_timer_init, }; +static void realview_pb11mp_reset(char mode) +{ + void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + + REALVIEW_SYS_RESETCTL_OFFSET; + unsigned int val; + + /* + * To reset, we hit the on-board reset register + * in the system FPGA + */ + val = __raw_readl(hdr_ctrl); + val |= REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR; + __raw_writel(val, hdr_ctrl); +} + static void __init realview_pb11mp_init(void) { int i; @@ -324,6 +339,7 @@ static void __init realview_pb11mp_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif + realview_reset = realview_pb11mp_reset; } MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") diff --git a/arch/arm/mach-s3c2410/gpio.c b/arch/arm/mach-s3c2410/gpio.c index 7974afca297c..9664e011dae2 100644 --- a/arch/arm/mach-s3c2410/gpio.c +++ b/arch/arm/mach-s3c2410/gpio.c @@ -28,6 +28,7 @@ #include <linux/io.h> #include <mach/hardware.h> +#include <mach/gpio-fns.h> #include <asm/irq.h> #include <mach/regs-gpio.h> diff --git a/arch/arm/mach-s3c2410/include/mach/dma.h b/arch/arm/mach-s3c2410/include/mach/dma.h index c3a2629e0ded..92e2687009ea 100644 --- a/arch/arm/mach-s3c2410/include/mach/dma.h +++ b/arch/arm/mach-s3c2410/include/mach/dma.h @@ -110,6 +110,8 @@ enum s3c2410_dma_loadst { * waiting for reloads */ #define S3C2410_DMAF_AUTOSTART (1<<1) /* auto-start if buffer queued */ +#define S3C2410_DMAF_CIRCULAR (1 << 2) /* no circular dma support */ + /* dma buffer */ struct s3c2410_dma_buf; @@ -194,4 +196,9 @@ struct s3c2410_dma_chan { typedef unsigned long dma_device_t; +static inline bool s3c_dma_has_circular(void) +{ + return false; +} + #endif /* __ASM_ARCH_DMA_H */ diff --git a/arch/arm/mach-s3c2440/Kconfig b/arch/arm/mach-s3c2440/Kconfig index d7bba919a77e..a8b69d77571b 100644 --- a/arch/arm/mach-s3c2440/Kconfig +++ b/arch/arm/mach-s3c2440/Kconfig @@ -103,6 +103,7 @@ config MACH_MINI2440 select LEDS_TRIGGER_BACKLIGHT select SND_S3C24XX_SOC_S3C24XX_UDA134X select S3C_DEV_NAND + select S3C_DEV_USB_HOST help Say Y here to select support for the MINI2440. Is a 10cm x 10cm board available via various sources. It can come with a 3.5" or 7" touch LCD. diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c index ec71a6965786..1c3382fefdd2 100644 --- a/arch/arm/mach-s3c2440/mach-mini2440.c +++ b/arch/arm/mach-s3c2440/mach-mini2440.c @@ -144,7 +144,7 @@ static struct s3c2410_udc_mach_info mini2440_udc_cfg __initdata = { .type = (S3C2410_LCDCON1_TFT16BPP |\ S3C2410_LCDCON1_TFT) -struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = { +static struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = { [0] = { /* mini2440 + 3.5" TFT + touchscreen */ _LCD_DECLARE( 7, /* The 3.5 is quite fast */ @@ -191,7 +191,7 @@ struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = { #define S3C2410_GPCCON_MASK(x) (3 << ((x) * 2)) #define S3C2410_GPDCON_MASK(x) (3 << ((x) * 2)) -struct s3c2410fb_mach_info mini2440_fb_info __initdata = { +static struct s3c2410fb_mach_info mini2440_fb_info __initdata = { .displays = &mini2440_lcd_cfg[0], /* not constant! see init */ .num_displays = 1, .default_display = 0, diff --git a/arch/arm/mach-s3c6400/include/mach/dma.h b/arch/arm/mach-s3c6400/include/mach/dma.h index 1067619f0ba0..004edab23954 100644 --- a/arch/arm/mach-s3c6400/include/mach/dma.h +++ b/arch/arm/mach-s3c6400/include/mach/dma.h @@ -68,6 +68,11 @@ static __inline__ int s3c_dma_has_circular(void) #define S3C2410_DMAF_CIRCULAR (1 << 0) +static inline bool s3c_dma_has_circular(void) +{ + return false; +} + #include <plat/dma.h> #endif /* __ASM_ARCH_IRQ_H */ diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index 6bda76a43199..a9e22e31eaa1 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -50,10 +50,7 @@ void __new_context(struct mm_struct *mm) isb(); flush_tlb_all(); if (icache_is_vivt_asid_tagged()) { - asm("mcr p15, 0, %0, c7, c5, 0 @ invalidate I-cache\n" - "mcr p15, 0, %0, c7, c5, 6 @ flush BTAC/BTB\n" - : - : "r" (0)); + __flush_icache_all(); dsb(); } } diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index b30925fcbcdc..b9590a7085ca 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -205,7 +205,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, order = get_order(size); - if (mask != 0xffffffff) + if (mask < 0xffffffffULL) gfp |= GFP_DMA; page = alloc_pages(gfp, order); @@ -289,7 +289,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, if (!mask) goto error; - if (mask != 0xffffffff) + if (mask < 0xffffffffULL) gfp |= GFP_DMA; virt = kmalloc(size, gfp); if (!virt) diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index b27942909b23..7f294f307c83 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -18,10 +18,6 @@ #include "mm.h" -#ifdef CONFIG_ARM_ERRATA_411920 -extern void v6_icache_inval_all(void); -#endif - #ifdef CONFIG_CPU_CACHE_VIPT #define ALIAS_FLUSH_START 0xffff4000 @@ -35,16 +31,11 @@ static void flush_pfn_alias(unsigned long pfn, unsigned long vaddr) flush_tlb_kernel_page(to); asm( "mcrr p15, 0, %1, %0, c14\n" - " mcr p15, 0, %2, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %2, c7, c5, 0\n" -#endif + " mcr p15, 0, %2, c7, c10, 4" : : "r" (to), "r" (to + PAGE_SIZE - L1_CACHE_BYTES), "r" (zero) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } void flush_cache_mm(struct mm_struct *mm) @@ -57,16 +48,11 @@ void flush_cache_mm(struct mm_struct *mm) if (cache_is_vipt_aliasing()) { asm( "mcr p15, 0, %0, c7, c14, 0\n" - " mcr p15, 0, %0, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %0, c7, c5, 0\n" -#endif + " mcr p15, 0, %0, c7, c10, 4" : : "r" (0) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } } @@ -81,16 +67,11 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned if (cache_is_vipt_aliasing()) { asm( "mcr p15, 0, %0, c7, c14, 0\n" - " mcr p15, 0, %0, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %0, c7, c5, 0\n" -#endif + " mcr p15, 0, %0, c7, c10, 4" : : "r" (0) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } } diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 40940d7ce4ff..52c40d155672 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -273,7 +273,6 @@ static void __init bootmem_init_node(int node, struct meminfo *mi, struct membank *bank = &mi->bank[i]; if (!bank->highmem) free_bootmem_node(pgdat, bank_phys_start(bank), bank_phys_size(bank)); - memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank)); } /* @@ -370,6 +369,19 @@ int pfn_valid(unsigned long pfn) return 0; } EXPORT_SYMBOL(pfn_valid); + +static void arm_memory_present(struct meminfo *mi, int node) +{ +} +#else +static void arm_memory_present(struct meminfo *mi, int node) +{ + int i; + for_each_nodebank(i, mi, node) { + struct membank *bank = &mi->bank[i]; + memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank)); + } +} #endif static int __init meminfo_cmp(const void *_a, const void *_b) @@ -427,6 +439,12 @@ void __init bootmem_init(void) */ if (node == initrd_node) bootmem_reserve_initrd(node); + + /* + * Sparsemem tries to allocate bootmem in memory_present(), + * so must be done after the fixed reservations + */ + arm_memory_present(mi, node); } /* diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 02243eeccf50..ea67be0223ac 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -117,6 +117,13 @@ static void __init early_cachepolicy(char **p) } if (i == ARRAY_SIZE(cache_policies)) printk(KERN_ERR "ERROR: unknown or unsupported cache policy\n"); + /* + * This restriction is partly to do with the way we boot; it is + * unpredictable to have memory mapped using two different sets of + * memory attributes (shared, type, and cache attribs). We can not + * change these attributes once the initial assembly has setup the + * page tables. + */ if (cpu_architecture() >= CPU_ARCH_ARMv6) { printk(KERN_WARNING "Only cachepolicy=writeback supported on ARMv6 and later\n"); cachepolicy = CPOLICY_WRITEBACK; diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index 194737d60a22..70f75d2e3ead 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -32,8 +32,10 @@ #ifndef CONFIG_SMP #define TTB_FLAGS TTB_RGN_WBWA +#define PMD_FLAGS PMD_SECT_WB #else #define TTB_FLAGS TTB_RGN_WBWA|TTB_S +#define PMD_FLAGS PMD_SECT_WBWA|PMD_SECT_S #endif ENTRY(cpu_v6_proc_init) @@ -222,10 +224,9 @@ __v6_proc_info: .long 0x0007b000 .long 0x0007f000 .long PMD_TYPE_SECT | \ - PMD_SECT_BUFFERABLE | \ - PMD_SECT_CACHEABLE | \ PMD_SECT_AP_WRITE | \ - PMD_SECT_AP_READ + PMD_SECT_AP_READ | \ + PMD_FLAGS .long PMD_TYPE_SECT | \ PMD_SECT_XN | \ PMD_SECT_AP_WRITE | \ diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 23ebcf6eab9f..eeeed01ee44a 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -33,9 +33,11 @@ #ifndef CONFIG_SMP /* PTWs cacheable, inner WB not shareable, outer WB not shareable */ #define TTB_FLAGS TTB_IRGN_WB|TTB_RGN_OC_WB +#define PMD_FLAGS PMD_SECT_WB #else /* PTWs cacheable, inner WBWA shareable, outer WBWA not shareable */ #define TTB_FLAGS TTB_IRGN_WBWA|TTB_S|TTB_NOS|TTB_RGN_OC_WBWA +#define PMD_FLAGS PMD_SECT_WBWA|PMD_SECT_S #endif ENTRY(cpu_v7_proc_init) @@ -326,10 +328,9 @@ __v7_proc_info: .long 0x000f0000 @ Required ID value .long 0x000f0000 @ Mask for ID .long PMD_TYPE_SECT | \ - PMD_SECT_BUFFERABLE | \ - PMD_SECT_CACHEABLE | \ PMD_SECT_AP_WRITE | \ - PMD_SECT_AP_READ + PMD_SECT_AP_READ | \ + PMD_FLAGS .long PMD_TYPE_SECT | \ PMD_SECT_XN | \ PMD_SECT_AP_WRITE | \ diff --git a/arch/arm/plat-s3c24xx/adc.c b/arch/arm/plat-s3c24xx/adc.c index 4d36b784fb8b..df47322492d5 100644 --- a/arch/arm/plat-s3c24xx/adc.c +++ b/arch/arm/plat-s3c24xx/adc.c @@ -189,7 +189,7 @@ int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch) err: return ret; } -EXPORT_SYMBOL_GPL(s3c_adc_convert); +EXPORT_SYMBOL_GPL(s3c_adc_read); static void s3c_adc_default_select(struct s3c_adc_client *client, unsigned select) diff --git a/arch/arm/plat-s3c24xx/cpu.c b/arch/arm/plat-s3c24xx/cpu.c index 5447e60f3936..4af9dd948793 100644 --- a/arch/arm/plat-s3c24xx/cpu.c +++ b/arch/arm/plat-s3c24xx/cpu.c @@ -61,6 +61,7 @@ static const char name_s3c2410[] = "S3C2410"; static const char name_s3c2412[] = "S3C2412"; static const char name_s3c2440[] = "S3C2440"; static const char name_s3c2442[] = "S3C2442"; +static const char name_s3c2442b[] = "S3C2442B"; static const char name_s3c2443[] = "S3C2443"; static const char name_s3c2410a[] = "S3C2410A"; static const char name_s3c2440a[] = "S3C2440A"; @@ -112,6 +113,15 @@ static struct cpu_table cpu_ids[] __initdata = { .name = name_s3c2442 }, { + .idcode = 0x32440aab, + .idmask = 0xffffffff, + .map_io = s3c244x_map_io, + .init_clocks = s3c244x_init_clocks, + .init_uarts = s3c244x_init_uarts, + .init = s3c2442_init, + .name = name_s3c2442b + }, + { .idcode = 0x32412001, .idmask = 0xffffffff, .map_io = s3c2412_map_io, diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c index 196b19123653..f046f8c51084 100644 --- a/arch/arm/plat-s3c24xx/dma.c +++ b/arch/arm/plat-s3c24xx/dma.c @@ -208,14 +208,14 @@ s3c2410_dma_loadbuffer(struct s3c2410_dma_chan *chan, { unsigned long reload; - pr_debug("s3c2410_chan_loadbuffer: loading buff %p (0x%08lx,0x%06x)\n", - buf, (unsigned long)buf->data, buf->size); - if (buf == NULL) { dmawarn("buffer is NULL\n"); return -EINVAL; } + pr_debug("s3c2410_chan_loadbuffer: loading buff %p (0x%08lx,0x%06x)\n", + buf, (unsigned long)buf->data, buf->size); + /* check the state of the channel before we do anything */ if (chan->load_state == S3C2410_DMALOAD_1LOADED) { diff --git a/arch/arm/plat-s3c24xx/gpio.c b/arch/arm/plat-s3c24xx/gpio.c index 95df059b5a1d..5467470badfd 100644 --- a/arch/arm/plat-s3c24xx/gpio.c +++ b/arch/arm/plat-s3c24xx/gpio.c @@ -29,6 +29,7 @@ #include <linux/io.h> #include <mach/hardware.h> +#include <mach/gpio-fns.h> #include <asm/irq.h> #include <mach/regs-gpio.h> diff --git a/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h b/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h index efeb025affc7..c776120b99e6 100644 --- a/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h +++ b/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h @@ -222,7 +222,9 @@ extern struct clk *s3c_cpufreq_clk_get(struct device *, const char *); /* S3C2410 and compatible exported functions */ extern void s3c2410_cpufreq_setrefresh(struct s3c_cpufreq_config *cfg); +extern void s3c2410_set_fvco(struct s3c_cpufreq_config *cfg); +#ifdef CONFIG_S3C2410_IOTIMING extern int s3c2410_iotiming_calc(struct s3c_cpufreq_config *cfg, struct s3c_iotimings *iot); @@ -231,8 +233,11 @@ extern int s3c2410_iotiming_get(struct s3c_cpufreq_config *cfg, extern void s3c2410_iotiming_set(struct s3c_cpufreq_config *cfg, struct s3c_iotimings *iot); - -extern void s3c2410_set_fvco(struct s3c_cpufreq_config *cfg); +#else +#define s3c2410_iotiming_calc NULL +#define s3c2410_iotiming_get NULL +#define s3c2410_iotiming_set NULL +#endif /* CONFIG_S3C2410_IOTIMING */ /* S3C2412 compatible routines */ diff --git a/arch/arm/plat-s3c24xx/include/plat/s3c2410.h b/arch/arm/plat-s3c24xx/include/plat/s3c2410.h index b6deeef8f663..82ab4aad1bbe 100644 --- a/arch/arm/plat-s3c24xx/include/plat/s3c2410.h +++ b/arch/arm/plat-s3c24xx/include/plat/s3c2410.h @@ -27,6 +27,7 @@ extern void s3c2410_init_clocks(int xtal); #define s3c2410_init_uarts NULL #define s3c2410_map_io NULL #define s3c2410_init NULL +#define s3c2410a_init NULL #endif extern int s3c2410_baseclk_add(void); diff --git a/arch/arm/plat-s3c64xx/include/plat/regs-clock.h b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h index a8777a755dfa..ff46e7fa957a 100644 --- a/arch/arm/plat-s3c64xx/include/plat/regs-clock.h +++ b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h @@ -51,8 +51,8 @@ #define S3C6400_CLKDIV0_HCLK_SHIFT (8) #define S3C6400_CLKDIV0_MPLL_MASK (0x1 << 4) #define S3C6400_CLKDIV0_MPLL_SHIFT (4) -#define S3C6400_CLKDIV0_ARM_MASK (0x3 << 0) -#define S3C6410_CLKDIV0_ARM_MASK (0x7 << 0) +#define S3C6400_CLKDIV0_ARM_MASK (0x7 << 0) +#define S3C6410_CLKDIV0_ARM_MASK (0xf << 0) #define S3C6400_CLKDIV0_ARM_SHIFT (0) /* CLKDIV1 */ diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c index 9745852261e0..6ffa21eb1b91 100644 --- a/arch/arm/plat-s3c64xx/s3c6400-clock.c +++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c @@ -677,6 +677,9 @@ void __init_or_cpufreq s3c6400_setup_clocks(void) printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal); + /* For now assume the mux always selects the crystal */ + clk_ext_xtal_mux.parent = xtal_clk; + epll = s3c6400_get_epll(xtal); mpll = s3c6400_get_pll(xtal, __raw_readl(S3C_MPLL_CON)); apll = s3c6400_get_pll(xtal, __raw_readl(S3C_APLL_CON)); diff --git a/arch/ia64/include/asm/spinlock.h b/arch/ia64/include/asm/spinlock.h index 30bb930e1111..239ecdc9516d 100644 --- a/arch/ia64/include/asm/spinlock.h +++ b/arch/ia64/include/asm/spinlock.h @@ -25,61 +25,82 @@ * by atomically noting the tail and incrementing it by one (thus adding * ourself to the queue and noting our position), then waiting until the head * becomes equal to the the initial value of the tail. + * The pad bits in the middle are used to prevent the next_ticket number + * overflowing into the now_serving number. * - * 63 32 31 0 + * 31 17 16 15 14 0 * +----------------------------------------------------+ - * | next_ticket_number | now_serving | + * | now_serving | padding | next_ticket | * +----------------------------------------------------+ */ -#define TICKET_SHIFT 32 +#define TICKET_SHIFT 17 +#define TICKET_BITS 15 +#define TICKET_MASK ((1 << TICKET_BITS) - 1) static __always_inline void __ticket_spin_lock(raw_spinlock_t *lock) { - int *p = (int *)&lock->lock, turn, now_serving; + int *p = (int *)&lock->lock, ticket, serve; - now_serving = *p; - turn = ia64_fetchadd(1, p+1, acq); + ticket = ia64_fetchadd(1, p, acq); - if (turn == now_serving) + if (!(((ticket >> TICKET_SHIFT) ^ ticket) & TICKET_MASK)) return; - do { + ia64_invala(); + + for (;;) { + asm volatile ("ld4.c.nc %0=[%1]" : "=r"(serve) : "r"(p) : "memory"); + + if (!(((serve >> TICKET_SHIFT) ^ ticket) & TICKET_MASK)) + return; cpu_relax(); - } while (ACCESS_ONCE(*p) != turn); + } } static __always_inline int __ticket_spin_trylock(raw_spinlock_t *lock) { - long tmp = ACCESS_ONCE(lock->lock), try; - - if (!(((tmp >> TICKET_SHIFT) ^ tmp) & ((1L << TICKET_SHIFT) - 1))) { - try = tmp + (1L << TICKET_SHIFT); + int tmp = ACCESS_ONCE(lock->lock); - return ia64_cmpxchg(acq, &lock->lock, tmp, try, sizeof (tmp)) == tmp; - } + if (!(((tmp >> TICKET_SHIFT) ^ tmp) & TICKET_MASK)) + return ia64_cmpxchg(acq, &lock->lock, tmp, tmp + 1, sizeof (tmp)) == tmp; return 0; } static __always_inline void __ticket_spin_unlock(raw_spinlock_t *lock) { - int *p = (int *)&lock->lock; + unsigned short *p = (unsigned short *)&lock->lock + 1, tmp; - (void)ia64_fetchadd(1, p, rel); + asm volatile ("ld2.bias %0=[%1]" : "=r"(tmp) : "r"(p)); + ACCESS_ONCE(*p) = (tmp + 2) & ~1; +} + +static __always_inline void __ticket_spin_unlock_wait(raw_spinlock_t *lock) +{ + int *p = (int *)&lock->lock, ticket; + + ia64_invala(); + + for (;;) { + asm volatile ("ld4.c.nc %0=[%1]" : "=r"(ticket) : "r"(p) : "memory"); + if (!(((ticket >> TICKET_SHIFT) ^ ticket) & TICKET_MASK)) + return; + cpu_relax(); + } } static inline int __ticket_spin_is_locked(raw_spinlock_t *lock) { long tmp = ACCESS_ONCE(lock->lock); - return !!(((tmp >> TICKET_SHIFT) ^ tmp) & ((1L << TICKET_SHIFT) - 1)); + return !!(((tmp >> TICKET_SHIFT) ^ tmp) & TICKET_MASK); } static inline int __ticket_spin_is_contended(raw_spinlock_t *lock) { long tmp = ACCESS_ONCE(lock->lock); - return (((tmp >> TICKET_SHIFT) - tmp) & ((1L << TICKET_SHIFT) - 1)) > 1; + return ((tmp - (tmp >> TICKET_SHIFT)) & TICKET_MASK) > 1; } static inline int __raw_spin_is_locked(raw_spinlock_t *lock) @@ -116,8 +137,7 @@ static __always_inline void __raw_spin_lock_flags(raw_spinlock_t *lock, static inline void __raw_spin_unlock_wait(raw_spinlock_t *lock) { - while (__raw_spin_is_locked(lock)) - cpu_relax(); + __ticket_spin_unlock_wait(lock); } #define __raw_read_can_lock(rw) (*(volatile int *)(rw) >= 0) diff --git a/arch/ia64/include/asm/spinlock_types.h b/arch/ia64/include/asm/spinlock_types.h index b61d136d9bc2..474e46f1ab4a 100644 --- a/arch/ia64/include/asm/spinlock_types.h +++ b/arch/ia64/include/asm/spinlock_types.h @@ -6,7 +6,7 @@ #endif typedef struct { - volatile unsigned long lock; + volatile unsigned int lock; } raw_spinlock_t; #define __RAW_SPIN_LOCK_UNLOCKED { 0 } diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index d2877a7bfe2e..496ac7a99488 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -887,6 +887,60 @@ ia64_mca_modify_comm(const struct task_struct *previous_current) memcpy(current->comm, comm, sizeof(current->comm)); } +static void +finish_pt_regs(struct pt_regs *regs, const pal_min_state_area_t *ms, + unsigned long *nat) +{ + const u64 *bank; + + /* If ipsr.ic then use pmsa_{iip,ipsr,ifs}, else use + * pmsa_{xip,xpsr,xfs} + */ + if (ia64_psr(regs)->ic) { + regs->cr_iip = ms->pmsa_iip; + regs->cr_ipsr = ms->pmsa_ipsr; + regs->cr_ifs = ms->pmsa_ifs; + } else { + regs->cr_iip = ms->pmsa_xip; + regs->cr_ipsr = ms->pmsa_xpsr; + regs->cr_ifs = ms->pmsa_xfs; + } + regs->pr = ms->pmsa_pr; + regs->b0 = ms->pmsa_br0; + regs->ar_rsc = ms->pmsa_rsc; + copy_reg(&ms->pmsa_gr[1-1], ms->pmsa_nat_bits, ®s->r1, nat); + copy_reg(&ms->pmsa_gr[2-1], ms->pmsa_nat_bits, ®s->r2, nat); + copy_reg(&ms->pmsa_gr[3-1], ms->pmsa_nat_bits, ®s->r3, nat); + copy_reg(&ms->pmsa_gr[8-1], ms->pmsa_nat_bits, ®s->r8, nat); + copy_reg(&ms->pmsa_gr[9-1], ms->pmsa_nat_bits, ®s->r9, nat); + copy_reg(&ms->pmsa_gr[10-1], ms->pmsa_nat_bits, ®s->r10, nat); + copy_reg(&ms->pmsa_gr[11-1], ms->pmsa_nat_bits, ®s->r11, nat); + copy_reg(&ms->pmsa_gr[12-1], ms->pmsa_nat_bits, ®s->r12, nat); + copy_reg(&ms->pmsa_gr[13-1], ms->pmsa_nat_bits, ®s->r13, nat); + copy_reg(&ms->pmsa_gr[14-1], ms->pmsa_nat_bits, ®s->r14, nat); + copy_reg(&ms->pmsa_gr[15-1], ms->pmsa_nat_bits, ®s->r15, nat); + if (ia64_psr(regs)->bn) + bank = ms->pmsa_bank1_gr; + else + bank = ms->pmsa_bank0_gr; + copy_reg(&bank[16-16], ms->pmsa_nat_bits, ®s->r16, nat); + copy_reg(&bank[17-16], ms->pmsa_nat_bits, ®s->r17, nat); + copy_reg(&bank[18-16], ms->pmsa_nat_bits, ®s->r18, nat); + copy_reg(&bank[19-16], ms->pmsa_nat_bits, ®s->r19, nat); + copy_reg(&bank[20-16], ms->pmsa_nat_bits, ®s->r20, nat); + copy_reg(&bank[21-16], ms->pmsa_nat_bits, ®s->r21, nat); + copy_reg(&bank[22-16], ms->pmsa_nat_bits, ®s->r22, nat); + copy_reg(&bank[23-16], ms->pmsa_nat_bits, ®s->r23, nat); + copy_reg(&bank[24-16], ms->pmsa_nat_bits, ®s->r24, nat); + copy_reg(&bank[25-16], ms->pmsa_nat_bits, ®s->r25, nat); + copy_reg(&bank[26-16], ms->pmsa_nat_bits, ®s->r26, nat); + copy_reg(&bank[27-16], ms->pmsa_nat_bits, ®s->r27, nat); + copy_reg(&bank[28-16], ms->pmsa_nat_bits, ®s->r28, nat); + copy_reg(&bank[29-16], ms->pmsa_nat_bits, ®s->r29, nat); + copy_reg(&bank[30-16], ms->pmsa_nat_bits, ®s->r30, nat); + copy_reg(&bank[31-16], ms->pmsa_nat_bits, ®s->r31, nat); +} + /* On entry to this routine, we are running on the per cpu stack, see * mca_asm.h. The original stack has not been touched by this event. Some of * the original stack's registers will be in the RBS on this stack. This stack @@ -921,7 +975,6 @@ ia64_mca_modify_original_stack(struct pt_regs *regs, u64 r12 = ms->pmsa_gr[12-1], r13 = ms->pmsa_gr[13-1]; u64 ar_bspstore = regs->ar_bspstore; u64 ar_bsp = regs->ar_bspstore + (loadrs >> 16); - const u64 *bank; const char *msg; int cpu = smp_processor_id(); @@ -1024,54 +1077,9 @@ ia64_mca_modify_original_stack(struct pt_regs *regs, p = (char *)r12 - sizeof(*regs); old_regs = (struct pt_regs *)p; memcpy(old_regs, regs, sizeof(*regs)); - /* If ipsr.ic then use pmsa_{iip,ipsr,ifs}, else use - * pmsa_{xip,xpsr,xfs} - */ - if (ia64_psr(regs)->ic) { - old_regs->cr_iip = ms->pmsa_iip; - old_regs->cr_ipsr = ms->pmsa_ipsr; - old_regs->cr_ifs = ms->pmsa_ifs; - } else { - old_regs->cr_iip = ms->pmsa_xip; - old_regs->cr_ipsr = ms->pmsa_xpsr; - old_regs->cr_ifs = ms->pmsa_xfs; - } - old_regs->pr = ms->pmsa_pr; - old_regs->b0 = ms->pmsa_br0; old_regs->loadrs = loadrs; - old_regs->ar_rsc = ms->pmsa_rsc; old_unat = old_regs->ar_unat; - copy_reg(&ms->pmsa_gr[1-1], ms->pmsa_nat_bits, &old_regs->r1, &old_unat); - copy_reg(&ms->pmsa_gr[2-1], ms->pmsa_nat_bits, &old_regs->r2, &old_unat); - copy_reg(&ms->pmsa_gr[3-1], ms->pmsa_nat_bits, &old_regs->r3, &old_unat); - copy_reg(&ms->pmsa_gr[8-1], ms->pmsa_nat_bits, &old_regs->r8, &old_unat); - copy_reg(&ms->pmsa_gr[9-1], ms->pmsa_nat_bits, &old_regs->r9, &old_unat); - copy_reg(&ms->pmsa_gr[10-1], ms->pmsa_nat_bits, &old_regs->r10, &old_unat); - copy_reg(&ms->pmsa_gr[11-1], ms->pmsa_nat_bits, &old_regs->r11, &old_unat); - copy_reg(&ms->pmsa_gr[12-1], ms->pmsa_nat_bits, &old_regs->r12, &old_unat); - copy_reg(&ms->pmsa_gr[13-1], ms->pmsa_nat_bits, &old_regs->r13, &old_unat); - copy_reg(&ms->pmsa_gr[14-1], ms->pmsa_nat_bits, &old_regs->r14, &old_unat); - copy_reg(&ms->pmsa_gr[15-1], ms->pmsa_nat_bits, &old_regs->r15, &old_unat); - if (ia64_psr(old_regs)->bn) - bank = ms->pmsa_bank1_gr; - else - bank = ms->pmsa_bank0_gr; - copy_reg(&bank[16-16], ms->pmsa_nat_bits, &old_regs->r16, &old_unat); - copy_reg(&bank[17-16], ms->pmsa_nat_bits, &old_regs->r17, &old_unat); - copy_reg(&bank[18-16], ms->pmsa_nat_bits, &old_regs->r18, &old_unat); - copy_reg(&bank[19-16], ms->pmsa_nat_bits, &old_regs->r19, &old_unat); - copy_reg(&bank[20-16], ms->pmsa_nat_bits, &old_regs->r20, &old_unat); - copy_reg(&bank[21-16], ms->pmsa_nat_bits, &old_regs->r21, &old_unat); - copy_reg(&bank[22-16], ms->pmsa_nat_bits, &old_regs->r22, &old_unat); - copy_reg(&bank[23-16], ms->pmsa_nat_bits, &old_regs->r23, &old_unat); - copy_reg(&bank[24-16], ms->pmsa_nat_bits, &old_regs->r24, &old_unat); - copy_reg(&bank[25-16], ms->pmsa_nat_bits, &old_regs->r25, &old_unat); - copy_reg(&bank[26-16], ms->pmsa_nat_bits, &old_regs->r26, &old_unat); - copy_reg(&bank[27-16], ms->pmsa_nat_bits, &old_regs->r27, &old_unat); - copy_reg(&bank[28-16], ms->pmsa_nat_bits, &old_regs->r28, &old_unat); - copy_reg(&bank[29-16], ms->pmsa_nat_bits, &old_regs->r29, &old_unat); - copy_reg(&bank[30-16], ms->pmsa_nat_bits, &old_regs->r30, &old_unat); - copy_reg(&bank[31-16], ms->pmsa_nat_bits, &old_regs->r31, &old_unat); + finish_pt_regs(old_regs, ms, &old_unat); /* Next stack a struct switch_stack. mca_asm.S built a partial * switch_stack, copy it and fill in the blanks using pt_regs and @@ -1141,6 +1149,8 @@ ia64_mca_modify_original_stack(struct pt_regs *regs, no_mod: mprintk(KERN_INFO "cpu %d, %s %s, original stack not modified\n", smp_processor_id(), type, msg); + old_unat = regs->ar_unat; + finish_pt_regs(regs, ms, &old_unat); return previous_current; } diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c index 6db08599ebbc..776dd40397e2 100644 --- a/arch/ia64/kernel/unaligned.c +++ b/arch/ia64/kernel/unaligned.c @@ -60,7 +60,6 @@ dump (const char *str, void *vp, size_t len) */ int no_unaligned_warning; int unaligned_dump_stack; -static int noprint_warning; /* * For M-unit: @@ -1357,9 +1356,8 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) /* watch for command names containing %s */ printk(KERN_WARNING "%s", buf); } else { - if (no_unaligned_warning && !noprint_warning) { - noprint_warning = 1; - printk(KERN_WARNING "%s(%d) encountered an " + if (no_unaligned_warning) { + printk_once(KERN_WARNING "%s(%d) encountered an " "unaligned exception which required\n" "kernel assistance, which degrades " "the performance of the application.\n" diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c index f426dc78d959..ee09d261f2e6 100644 --- a/arch/ia64/mm/tlb.c +++ b/arch/ia64/mm/tlb.c @@ -100,24 +100,36 @@ wrap_mmu_context (struct mm_struct *mm) * this primitive it can be moved up to a spinaphore.h header. */ struct spinaphore { - atomic_t cur; + unsigned long ticket; + unsigned long serve; }; static inline void spinaphore_init(struct spinaphore *ss, int val) { - atomic_set(&ss->cur, val); + ss->ticket = 0; + ss->serve = val; } static inline void down_spin(struct spinaphore *ss) { - while (unlikely(!atomic_add_unless(&ss->cur, -1, 0))) - while (atomic_read(&ss->cur) == 0) - cpu_relax(); + unsigned long t = ia64_fetchadd(1, &ss->ticket, acq), serve; + + if (time_before(t, ss->serve)) + return; + + ia64_invala(); + + for (;;) { + asm volatile ("ld4.c.nc %0=[%1]" : "=r"(serve) : "r"(&ss->serve) : "memory"); + if (time_before(t, serve)) + return; + cpu_relax(); + } } static inline void up_spin(struct spinaphore *ss) { - atomic_add(1, &ss->cur); + ia64_fetchadd(1, &ss->serve, rel); } static struct spinaphore ptcg_sem; diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c index 7de76dd352fe..c0fca2c1c858 100644 --- a/arch/ia64/pci/pci.c +++ b/arch/ia64/pci/pci.c @@ -56,10 +56,13 @@ int raw_pci_read(unsigned int seg, unsigned int bus, unsigned int devfn, if ((seg | reg) <= 255) { addr = PCI_SAL_ADDRESS(seg, bus, devfn, reg); mode = 0; - } else { + } else if (sal_revision >= SAL_VERSION_CODE(3,2)) { addr = PCI_SAL_EXT_ADDRESS(seg, bus, devfn, reg); mode = 1; + } else { + return -EINVAL; } + result = ia64_sal_pci_config_read(addr, mode, len, &data); if (result != 0) return -EINVAL; @@ -80,9 +83,11 @@ int raw_pci_write(unsigned int seg, unsigned int bus, unsigned int devfn, if ((seg | reg) <= 255) { addr = PCI_SAL_ADDRESS(seg, bus, devfn, reg); mode = 0; - } else { + } else if (sal_revision >= SAL_VERSION_CODE(3,2)) { addr = PCI_SAL_EXT_ADDRESS(seg, bus, devfn, reg); mode = 1; + } else { + return -EINVAL; } result = ia64_sal_pci_config_write(addr, mode, len, value); if (result != 0) diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c index 25831c47c579..308e6595110e 100644 --- a/arch/ia64/sn/kernel/io_common.c +++ b/arch/ia64/sn/kernel/io_common.c @@ -119,7 +119,6 @@ sn_pcidev_info_get(struct pci_dev *dev) * Additionally note that the struct sn_flush_device_war also has to be * removed from arch/ia64/sn/include/xtalk/hubdev.h */ -static u8 war_implemented = 0; static s64 sn_device_fixup_war(u64 nasid, u64 widget, int device, struct sn_flush_device_common *common) @@ -128,11 +127,8 @@ static s64 sn_device_fixup_war(u64 nasid, u64 widget, int device, struct sn_flush_device_war *dev_entry; struct ia64_sal_retval isrv = {0,0,0,0}; - if (!war_implemented) { - printk(KERN_WARNING "PROM version < 4.50 -- implementing old " - "PROM flush WAR\n"); - war_implemented = 1; - } + printk_once(KERN_WARNING + "PROM version < 4.50 -- implementing old PROM flush WAR\n"); war_list = kzalloc(DEV_PER_WIDGET * sizeof(*war_list), GFP_KERNEL); BUG_ON(!war_list); diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c index 4c7e74790958..55ac3c4e11d2 100644 --- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c +++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c @@ -786,17 +786,18 @@ sn_hwperf_ioctl(struct inode *in, struct file *fp, u32 op, unsigned long arg) break; case SN_HWPERF_GET_OBJ_NODE: - if (a.sz != sizeof(u64) || a.arg < 0) { + i = a.arg; + if (a.sz != sizeof(u64) || i < 0) { r = -EINVAL; goto error; } if ((r = sn_hwperf_enum_objects(&nobj, &objs)) == 0) { - if (a.arg >= nobj) { + if (i >= nobj) { r = -EINVAL; vfree(objs); goto error; } - if (objs[(i = a.arg)].id != a.arg) { + if (objs[i].id != a.arg) { for (i = 0; i < nobj; i++) { if (objs[i].id == a.arg) break; diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 07e01149e3bf..72ace9515a07 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1443,12 +1443,8 @@ config SECCOMP If unsure, say Y. Only embedded should say N here. -config CC_STACKPROTECTOR_ALL - bool - config CC_STACKPROTECTOR bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)" - select CC_STACKPROTECTOR_ALL ---help--- This option turns on the -fstack-protector GCC feature. This feature puts, at the beginning of functions, a canary value on diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index f2824fb8c79c..2649840d888f 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -400,7 +400,7 @@ config X86_TSC config X86_CMPXCHG64 def_bool y - depends on X86_PAE || X86_64 || MCORE2 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MATOM + depends on !M386 && !M486 # this should be set for all -march=.. options where the compiler # generates cmov. diff --git a/arch/x86/Makefile b/arch/x86/Makefile index a012ee8ef803..d2d24c9ee64d 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -76,7 +76,6 @@ ifdef CONFIG_CC_STACKPROTECTOR cc_has_sp := $(srctree)/scripts/gcc-x86_$(BITS)-has-stack-protector.sh ifeq ($(shell $(CONFIG_SHELL) $(cc_has_sp) $(CC) $(biarch)),y) stackp-y := -fstack-protector - stackp-$(CONFIG_CC_STACKPROTECTOR_ALL) += -fstack-protector-all KBUILD_CFLAGS += $(stackp-y) else $(warning stack protector enabled but no compiler support) diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S index 1733f9f65e82..581b0568fe19 100644 --- a/arch/x86/ia32/ia32entry.S +++ b/arch/x86/ia32/ia32entry.S @@ -204,7 +204,7 @@ sysexit_from_sys_call: movl RDI-ARGOFFSET(%rsp),%r8d /* reload 5th syscall arg */ .endm - .macro auditsys_exit exit,ebpsave=RBP + .macro auditsys_exit exit testl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT),TI_flags(%r10) jnz ia32_ret_from_sys_call TRACE_IRQS_ON @@ -217,7 +217,6 @@ sysexit_from_sys_call: call audit_syscall_exit GET_THREAD_INFO(%r10) movl RAX-ARGOFFSET(%rsp),%eax /* reload syscall return value */ - movl \ebpsave-ARGOFFSET(%rsp),%ebp /* reload user register value */ movl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT),%edi cli TRACE_IRQS_OFF @@ -351,7 +350,7 @@ cstar_auditsys: jmp cstar_dispatch sysretl_audit: - auditsys_exit sysretl_from_sys_call, RCX /* user %ebp in RCX slot */ + auditsys_exit sysretl_from_sys_call #endif cstar_tracesys: diff --git a/arch/x86/kernel/crash_dump_32.c b/arch/x86/kernel/crash_dump_32.c index f7cdb3b457aa..cd97ce18c29d 100644 --- a/arch/x86/kernel/crash_dump_32.c +++ b/arch/x86/kernel/crash_dump_32.c @@ -16,6 +16,22 @@ static void *kdump_buf_page; /* Stores the physical address of elf header of crash image. */ unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX; +static inline bool is_crashed_pfn_valid(unsigned long pfn) +{ +#ifndef CONFIG_X86_PAE + /* + * non-PAE kdump kernel executed from a PAE one will crop high pte + * bits and poke unwanted space counting again from address 0, we + * don't want that. pte must fit into unsigned long. In fact the + * test checks high 12 bits for being zero (pfn will be shifted left + * by PAGE_SHIFT). + */ + return pte_pfn(pfn_pte(pfn, __pgprot(0))) == pfn; +#else + return true; +#endif +} + /** * copy_oldmem_page - copy one page from "oldmem" * @pfn: page frame number to be copied @@ -41,6 +57,9 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, if (!csize) return 0; + if (!is_crashed_pfn_valid(pfn)) + return -EFAULT; + vaddr = kmap_atomic_pfn(pfn, KM_PTE0); if (!userbuf) { diff --git a/arch/x86/kernel/efi.c b/arch/x86/kernel/efi.c index ad5bd988fb79..cdcfb122f256 100644 --- a/arch/x86/kernel/efi.c +++ b/arch/x86/kernel/efi.c @@ -454,8 +454,10 @@ void __init efi_init(void) if (add_efi_memmap) do_add_efi_memmap(); +#ifdef CONFIG_X86_32 x86_platform.get_wallclock = efi_get_time; x86_platform.set_wallclock = efi_set_rtc_mmss; +#endif /* Setup for EFI runtime service */ reboot_type = BOOT_EFI; diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index e0dc4071e088..8aa2443182d5 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -511,6 +511,7 @@ static void dpm_complete(pm_message_t state) INIT_LIST_HEAD(&list); mutex_lock(&dpm_list_mtx); + transition_started = false; while (!list_empty(&dpm_list)) { struct device *dev = to_device(dpm_list.prev); diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 38556f6cc22d..a770498a74ec 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -51,8 +51,6 @@ static int __pm_runtime_idle(struct device *dev) { int retval = 0; - dev_dbg(dev, "__pm_runtime_idle()!\n"); - if (dev->power.runtime_error) retval = -EINVAL; else if (dev->power.idle_notification) @@ -93,8 +91,6 @@ static int __pm_runtime_idle(struct device *dev) wake_up_all(&dev->power.wait_queue); out: - dev_dbg(dev, "__pm_runtime_idle() returns %d!\n", retval); - return retval; } diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index b93814c0d3e2..7f436ec075f6 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -89,7 +89,8 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state) pci_set_power_state(dev->pdev, PCI_D3hot); } - dev_priv->suspended = 1; + /* Modeset on resume, not lid events */ + dev_priv->modeset_on_lid = 0; return 0; } @@ -124,7 +125,7 @@ static int i915_resume(struct drm_device *dev) drm_helper_resume_force_mode(dev); } - dev_priv->suspended = 0; + dev_priv->modeset_on_lid = 0; return ret; } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 6035d3dae851..c5df2234418d 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -274,7 +274,7 @@ typedef struct drm_i915_private { struct drm_i915_display_funcs display; /* Register state */ - bool suspended; + bool modeset_on_lid; u8 saveLBB; u32 saveDSPACNTR; u32 saveDSPBCNTR; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 98ae3d73577e..808bbe412ba8 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -656,6 +656,15 @@ static int intel_lvds_get_modes(struct drm_connector *connector) return 0; } +/* + * Lid events. Note the use of 'modeset_on_lid': + * - we set it on lid close, and reset it on open + * - we use it as a "only once" bit (ie we ignore + * duplicate events where it was already properly + * set/reset) + * - the suspend/resume paths will also set it to + * zero, since they restore the mode ("lid open"). + */ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, void *unused) { @@ -663,13 +672,19 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, container_of(nb, struct drm_i915_private, lid_notifier); struct drm_device *dev = dev_priv->dev; - if (acpi_lid_open() && !dev_priv->suspended) { - mutex_lock(&dev->mode_config.mutex); - drm_helper_resume_force_mode(dev); - mutex_unlock(&dev->mode_config.mutex); + if (!acpi_lid_open()) { + dev_priv->modeset_on_lid = 1; + return NOTIFY_OK; } - drm_sysfs_hotplug_event(dev_priv->dev); + if (!dev_priv->modeset_on_lid) + return NOTIFY_OK; + + dev_priv->modeset_on_lid = 0; + + mutex_lock(&dev->mode_config.mutex); + drm_helper_resume_force_mode(dev); + mutex_unlock(&dev->mode_config.mutex); return NOTIFY_OK; } diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index 4afba3ec2a61..e3654d683e15 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -120,19 +120,26 @@ struct imx_i2c_struct { wait_queue_head_t queue; unsigned long i2csr; unsigned int disable_delay; + int stopped; + unsigned int ifdr; /* IMX_I2C_IFDR */ }; /** Functions for IMX I2C adapter driver *************************************** *******************************************************************************/ -static int i2c_imx_bus_busy(struct imx_i2c_struct *i2c_imx) +static int i2c_imx_bus_busy(struct imx_i2c_struct *i2c_imx, int for_busy) { unsigned long orig_jiffies = jiffies; + unsigned int temp; dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__); - /* wait for bus not busy */ - while (readb(i2c_imx->base + IMX_I2C_I2SR) & I2SR_IBB) { + while (1) { + temp = readb(i2c_imx->base + IMX_I2C_I2SR); + if (for_busy && (temp & I2SR_IBB)) + break; + if (!for_busy && !(temp & I2SR_IBB)) + break; if (signal_pending(current)) { dev_dbg(&i2c_imx->adapter.dev, "<%s> I2C Interrupted\n", __func__); @@ -179,41 +186,62 @@ static int i2c_imx_acked(struct imx_i2c_struct *i2c_imx) return 0; } -static void i2c_imx_start(struct imx_i2c_struct *i2c_imx) +static int i2c_imx_start(struct imx_i2c_struct *i2c_imx) { unsigned int temp = 0; + int result; dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__); + clk_enable(i2c_imx->clk); + writeb(i2c_imx->ifdr, i2c_imx->base + IMX_I2C_IFDR); /* Enable I2C controller */ + writeb(0, i2c_imx->base + IMX_I2C_I2SR); writeb(I2CR_IEN, i2c_imx->base + IMX_I2C_I2CR); + + /* Wait controller to be stable */ + udelay(50); + /* Start I2C transaction */ temp = readb(i2c_imx->base + IMX_I2C_I2CR); temp |= I2CR_MSTA; writeb(temp, i2c_imx->base + IMX_I2C_I2CR); + result = i2c_imx_bus_busy(i2c_imx, 1); + if (result) + return result; + i2c_imx->stopped = 0; + temp |= I2CR_IIEN | I2CR_MTX | I2CR_TXAK; writeb(temp, i2c_imx->base + IMX_I2C_I2CR); + return result; } static void i2c_imx_stop(struct imx_i2c_struct *i2c_imx) { unsigned int temp = 0; - /* Stop I2C transaction */ - dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__); - temp = readb(i2c_imx->base + IMX_I2C_I2CR); - temp &= ~I2CR_MSTA; - writeb(temp, i2c_imx->base + IMX_I2C_I2CR); - /* setup chip registers to defaults */ - writeb(I2CR_IEN, i2c_imx->base + IMX_I2C_I2CR); - writeb(0, i2c_imx->base + IMX_I2C_I2SR); - /* - * This delay caused by an i.MXL hardware bug. - * If no (or too short) delay, no "STOP" bit will be generated. - */ - udelay(i2c_imx->disable_delay); + if (!i2c_imx->stopped) { + /* Stop I2C transaction */ + dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__); + temp = readb(i2c_imx->base + IMX_I2C_I2CR); + temp &= ~(I2CR_MSTA | I2CR_MTX); + writeb(temp, i2c_imx->base + IMX_I2C_I2CR); + i2c_imx->stopped = 1; + } + if (cpu_is_mx1()) { + /* + * This delay caused by an i.MXL hardware bug. + * If no (or too short) delay, no "STOP" bit will be generated. + */ + udelay(i2c_imx->disable_delay); + } + + if (!i2c_imx->stopped) + i2c_imx_bus_busy(i2c_imx, 0); + /* Disable I2C controller */ writeb(0, i2c_imx->base + IMX_I2C_I2CR); + clk_disable(i2c_imx->clk); } static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx, @@ -233,8 +261,8 @@ static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx, else for (i = 0; i2c_clk_div[i][0] < div; i++); - /* Write divider value to register */ - writeb(i2c_clk_div[i][1], i2c_imx->base + IMX_I2C_IFDR); + /* Store divider value */ + i2c_imx->ifdr = i2c_clk_div[i][1]; /* * There dummy delay is calculated. @@ -341,11 +369,15 @@ static int i2c_imx_read(struct imx_i2c_struct *i2c_imx, struct i2c_msg *msgs) if (result) return result; if (i == (msgs->len - 1)) { + /* It must generate STOP before read I2DR to prevent + controller from generating another clock cycle */ dev_dbg(&i2c_imx->adapter.dev, "<%s> clear MSTA\n", __func__); temp = readb(i2c_imx->base + IMX_I2C_I2CR); - temp &= ~I2CR_MSTA; + temp &= ~(I2CR_MSTA | I2CR_MTX); writeb(temp, i2c_imx->base + IMX_I2C_I2CR); + i2c_imx_bus_busy(i2c_imx, 0); + i2c_imx->stopped = 1; } else if (i == (msgs->len - 2)) { dev_dbg(&i2c_imx->adapter.dev, "<%s> set TXAK\n", __func__); @@ -370,14 +402,11 @@ static int i2c_imx_xfer(struct i2c_adapter *adapter, dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__); - /* Check if i2c bus is not busy */ - result = i2c_imx_bus_busy(i2c_imx); + /* Start I2C transfer */ + result = i2c_imx_start(i2c_imx); if (result) goto fail0; - /* Start I2C transfer */ - i2c_imx_start(i2c_imx); - /* read/write data */ for (i = 0; i < num; i++) { if (i) { @@ -386,6 +415,9 @@ static int i2c_imx_xfer(struct i2c_adapter *adapter, temp = readb(i2c_imx->base + IMX_I2C_I2CR); temp |= I2CR_RSTA; writeb(temp, i2c_imx->base + IMX_I2C_I2CR); + result = i2c_imx_bus_busy(i2c_imx, 1); + if (result) + goto fail0; } dev_dbg(&i2c_imx->adapter.dev, "<%s> transfer message: %d\n", __func__, i); @@ -500,7 +532,6 @@ static int __init i2c_imx_probe(struct platform_device *pdev) dev_err(&pdev->dev, "can't get I2C clock\n"); goto fail3; } - clk_enable(i2c_imx->clk); /* Request IRQ */ ret = request_irq(i2c_imx->irq, i2c_imx_isr, 0, pdev->name, i2c_imx); @@ -549,7 +580,6 @@ static int __init i2c_imx_probe(struct platform_device *pdev) fail5: free_irq(i2c_imx->irq, i2c_imx); fail4: - clk_disable(i2c_imx->clk); clk_put(i2c_imx->clk); fail3: release_mem_region(i2c_imx->res->start, resource_size(res)); @@ -586,8 +616,6 @@ static int __exit i2c_imx_remove(struct platform_device *pdev) if (pdata && pdata->exit) pdata->exit(&pdev->dev); - /* Disable I2C clock */ - clk_disable(i2c_imx->clk); clk_put(i2c_imx->clk); release_mem_region(i2c_imx->res->start, resource_size(i2c_imx->res)); diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index d325e86e3103..f627001108b8 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -365,9 +365,6 @@ static int mpc_write(struct mpc_i2c *i2c, int target, unsigned timeout = i2c->adap.timeout; u32 flags = restart ? CCR_RSTA : 0; - /* Start with MEN */ - if (!restart) - writeccr(i2c, CCR_MEN); /* Start as master */ writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags); /* Write target byte */ @@ -396,9 +393,6 @@ static int mpc_read(struct mpc_i2c *i2c, int target, int i, result; u32 flags = restart ? CCR_RSTA : 0; - /* Start with MEN */ - if (!restart) - writeccr(i2c, CCR_MEN); /* Switch to read - restart */ writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags); /* Write target address byte - this time with the read flag set */ @@ -425,9 +419,9 @@ static int mpc_read(struct mpc_i2c *i2c, int target, /* Generate txack on next to last byte */ if (i == length - 2) writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_TXAK); - /* Generate stop on last byte */ + /* Do not generate stop on last byte */ if (i == length - 1) - writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_TXAK); + writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX); data[i] = readb(i2c->base + MPC_I2C_DR); } diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index a6512372c7a3..4452eabbee6d 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -233,6 +233,7 @@ struct atkbd { */ static void (*atkbd_platform_fixup)(struct atkbd *, const void *data); static void *atkbd_platform_fixup_data; +static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int); static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf, ssize_t (*handler)(struct atkbd *, char *)); @@ -393,6 +394,9 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, input_event(dev, EV_MSC, MSC_RAW, code); + if (atkbd_platform_scancode_fixup) + code = atkbd_platform_scancode_fixup(atkbd, code); + if (atkbd->translated) { if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) { @@ -923,6 +927,22 @@ static unsigned int atkbd_volume_forced_release_keys[] = { }; /* + * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas + * they should be generating e4-e6 (0x80 | code). + */ +static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd, + unsigned int code) +{ + if (atkbd->translated && atkbd->emul == 1 && + (code == 0x64 || code == 0x65 || code == 0x66)) { + atkbd->emul = 0; + code |= 0x80; + } + + return code; +} + +/* * atkbd_set_keycode_table() initializes keyboard's keycode table * according to the selected scancode set */ @@ -1527,6 +1547,13 @@ static int __init atkbd_setup_forced_release(const struct dmi_system_id *id) return 0; } +static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id) +{ + atkbd_platform_scancode_fixup = id->driver_data; + + return 0; +} + static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { { .ident = "Dell Laptop", @@ -1663,6 +1690,15 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { .callback = atkbd_setup_forced_release, .driver_data = atkdb_soltech_ta12_forced_release_keys, }, + { + .ident = "OQO Model 01+", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "OQO"), + DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), + }, + .callback = atkbd_setup_scancode_fixup, + .driver_data = atkbd_oqo_01plus_scancode_fixup, + }, { } }; diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index a88aff3816a0..77d130914259 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -147,6 +147,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) } error = request_irq(irq, gpio_keys_isr, + IRQF_SHARED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, button->desc ? button->desc : "gpio_keys", bdata); diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index 02f4f8f1db6f..a9bb2544b2de 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -227,6 +227,7 @@ config INPUT_WINBOND_CIR depends on X86 && PNP select NEW_LEDS select LEDS_CLASS + select LEDS_TRIGGERS select BITREVERSE help Say Y here if you want to use the IR remote functionality found diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index a31578170ccc..1df02d25aca5 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -836,17 +836,32 @@ static int i8042_controller_selftest(void) static int i8042_controller_init(void) { unsigned long flags; + int n = 0; + unsigned char ctr[2]; /* - * Save the CTR for restoral on unload / reboot. + * Save the CTR for restore on unload / reboot. */ - if (i8042_command(&i8042_ctr, I8042_CMD_CTL_RCTR)) { - printk(KERN_ERR "i8042.c: Can't read CTR while initializing i8042.\n"); - return -EIO; - } + do { + if (n >= 10) { + printk(KERN_ERR + "i8042.c: Unable to get stable CTR read.\n"); + return -EIO; + } + + if (n != 0) + udelay(50); + + if (i8042_command(&ctr[n++ % 2], I8042_CMD_CTL_RCTR)) { + printk(KERN_ERR + "i8042.c: Can't read CTR while initializing i8042.\n"); + return -EIO; + } - i8042_initial_ctr = i8042_ctr; + } while (n < 2 || ctr[0] != ctr[1]); + + i8042_initial_ctr = i8042_ctr = ctr[0]; /* * Disable the keyboard interface and interrupt. @@ -895,6 +910,12 @@ static int i8042_controller_init(void) return -EIO; } +/* + * Flush whatever accumulated while we were disabling keyboard port. + */ + + i8042_flush(); + return 0; } @@ -914,7 +935,7 @@ static void i8042_controller_reset(void) i8042_ctr |= I8042_CTR_KBDDIS | I8042_CTR_AUXDIS; i8042_ctr &= ~(I8042_CTR_KBDINT | I8042_CTR_AUXINT); - if (i8042_command(&i8042_initial_ctr, I8042_CMD_CTL_WCTR)) + if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) printk(KERN_WARNING "i8042.c: Can't write CTR while resetting.\n"); /* diff --git a/drivers/net/e100.c b/drivers/net/e100.c index 5d2f48f02251..3c29a20b751e 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -1427,19 +1427,31 @@ static int e100_phy_init(struct nic *nic) } else DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id); - /* Isolate all the PHY ids */ - for (addr = 0; addr < 32; addr++) - mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE); - /* Select the discovered PHY */ - bmcr &= ~BMCR_ISOLATE; - mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr); - /* Get phy ID */ id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1); id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2); nic->phy = (u32)id_hi << 16 | (u32)id_lo; DPRINTK(HW, DEBUG, "phy ID = 0x%08X\n", nic->phy); + /* Select the phy and isolate the rest */ + for (addr = 0; addr < 32; addr++) { + if (addr != nic->mii.phy_id) { + mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE); + } else if (nic->phy != phy_82552_v) { + bmcr = mdio_read(netdev, addr, MII_BMCR); + mdio_write(netdev, addr, MII_BMCR, + bmcr & ~BMCR_ISOLATE); + } + } + /* + * Workaround for 82552: + * Clear the ISOLATE bit on selected phy_id last (mirrored on all + * other phy_id's) using bmcr value from addr discovery loop above. + */ + if (nic->phy == phy_82552_v) + mdio_write(netdev, nic->mii.phy_id, MII_BMCR, + bmcr & ~BMCR_ISOLATE); + /* Handle National tx phys */ #define NCS_PHY_MODEL_MASK 0xFFF0FFFF if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) { diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h index c0f185beb8bc..1190167a8b3d 100644 --- a/drivers/net/e1000e/defines.h +++ b/drivers/net/e1000e/defines.h @@ -76,6 +76,7 @@ /* Extended Device Control */ #define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Definable Pin 7 */ #define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */ +#define E1000_CTRL_EXT_SPD_BYPS 0x00008000 /* Speed Select Bypass */ #define E1000_CTRL_EXT_RO_DIS 0x00020000 /* Relaxed Ordering disable */ #define E1000_CTRL_EXT_DMA_DYN_CLK_EN 0x00080000 /* DMA Dynamic Clock Gating */ #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000 @@ -347,6 +348,7 @@ /* Extended Configuration Control and Size */ #define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP 0x00000020 #define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE 0x00000001 +#define E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE 0x00000008 #define E1000_EXTCNF_CTRL_SWFLAG 0x00000020 #define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK 0x00FF0000 #define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT 16 diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h index 405a144ebcad..189dfa2d6c76 100644 --- a/drivers/net/e1000e/e1000.h +++ b/drivers/net/e1000e/e1000.h @@ -141,6 +141,20 @@ struct e1000_info; #define HV_TNCRS_UPPER PHY_REG(778, 29) /* Transmit with no CRS */ #define HV_TNCRS_LOWER PHY_REG(778, 30) +/* BM PHY Copper Specific Status */ +#define BM_CS_STATUS 17 +#define BM_CS_STATUS_LINK_UP 0x0400 +#define BM_CS_STATUS_RESOLVED 0x0800 +#define BM_CS_STATUS_SPEED_MASK 0xC000 +#define BM_CS_STATUS_SPEED_1000 0x8000 + +/* 82577 Mobile Phy Status Register */ +#define HV_M_STATUS 26 +#define HV_M_STATUS_AUTONEG_COMPLETE 0x1000 +#define HV_M_STATUS_SPEED_MASK 0x0300 +#define HV_M_STATUS_SPEED_1000 0x0200 +#define HV_M_STATUS_LINK_UP 0x0040 + enum e1000_boards { board_82571, board_82572, diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h index 7b05cf47f7f5..aaea41ef794d 100644 --- a/drivers/net/e1000e/hw.h +++ b/drivers/net/e1000e/hw.h @@ -903,6 +903,7 @@ struct e1000_shadow_ram { struct e1000_dev_spec_ich8lan { bool kmrn_lock_loss_workaround_enabled; struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS]; + bool nvm_k1_enabled; }; struct e1000_hw { diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index b6388b9535fd..51ddb04ab195 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c @@ -124,11 +124,25 @@ #define SW_FLAG_TIMEOUT 1000 /* SW Semaphore flag timeout in milliseconds */ +/* SMBus Address Phy Register */ +#define HV_SMB_ADDR PHY_REG(768, 26) +#define HV_SMB_ADDR_PEC_EN 0x0200 +#define HV_SMB_ADDR_VALID 0x0080 + +/* Strapping Option Register - RO */ +#define E1000_STRAP 0x0000C +#define E1000_STRAP_SMBUS_ADDRESS_MASK 0x00FE0000 +#define E1000_STRAP_SMBUS_ADDRESS_SHIFT 17 + /* OEM Bits Phy Register */ #define HV_OEM_BITS PHY_REG(768, 25) #define HV_OEM_BITS_LPLU 0x0004 /* Low Power Link Up */ +#define HV_OEM_BITS_GBE_DIS 0x0040 /* Gigabit Disable */ #define HV_OEM_BITS_RESTART_AN 0x0400 /* Restart Auto-negotiation */ +#define E1000_NVM_K1_CONFIG 0x1B /* NVM K1 Config Word */ +#define E1000_NVM_K1_ENABLE 0x1 /* NVM Enable K1 bit */ + /* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */ /* Offset 04h HSFSTS */ union ich8_hws_flash_status { @@ -208,6 +222,9 @@ static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw); static s32 e1000_led_on_pchlan(struct e1000_hw *hw); static s32 e1000_led_off_pchlan(struct e1000_hw *hw); static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active); +static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw); +static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link); +static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable); static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg) { @@ -483,14 +500,6 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) goto out; } - if (hw->mac.type == e1000_pchlan) { - ret_val = e1000e_write_kmrn_reg(hw, - E1000_KMRNCTRLSTA_K1_CONFIG, - E1000_KMRNCTRLSTA_K1_ENABLE); - if (ret_val) - goto out; - } - /* * First we want to see if the MII Status Register reports * link. If so, then we want to get the current speed/duplex @@ -500,6 +509,12 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) if (ret_val) goto out; + if (hw->mac.type == e1000_pchlan) { + ret_val = e1000_k1_gig_workaround_hv(hw, link); + if (ret_val) + goto out; + } + if (!link) goto out; /* No link detected */ @@ -794,6 +809,326 @@ static s32 e1000_phy_force_speed_duplex_ich8lan(struct e1000_hw *hw) } /** + * e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration + * @hw: pointer to the HW structure + * + * SW should configure the LCD from the NVM extended configuration region + * as a workaround for certain parts. + **/ +static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw) +{ + struct e1000_phy_info *phy = &hw->phy; + u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask; + s32 ret_val; + u16 word_addr, reg_data, reg_addr, phy_page = 0; + + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + + /* + * Initialize the PHY from the NVM on ICH platforms. This + * is needed due to an issue where the NVM configuration is + * not properly autoloaded after power transitions. + * Therefore, after each PHY reset, we will load the + * configuration data out of the NVM manually. + */ + if ((hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) || + (hw->mac.type == e1000_pchlan)) { + struct e1000_adapter *adapter = hw->adapter; + + /* Check if SW needs to configure the PHY */ + if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) || + (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M) || + (hw->mac.type == e1000_pchlan)) + sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M; + else + sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG; + + data = er32(FEXTNVM); + if (!(data & sw_cfg_mask)) + goto out; + + /* Wait for basic configuration completes before proceeding */ + e1000_lan_init_done_ich8lan(hw); + + /* + * Make sure HW does not configure LCD from PHY + * extended configuration before SW configuration + */ + data = er32(EXTCNF_CTRL); + if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE) + goto out; + + cnf_size = er32(EXTCNF_SIZE); + cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK; + cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT; + if (!cnf_size) + goto out; + + cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK; + cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT; + + if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) && + (hw->mac.type == e1000_pchlan)) { + /* + * HW configures the SMBus address and LEDs when the + * OEM and LCD Write Enable bits are set in the NVM. + * When both NVM bits are cleared, SW will configure + * them instead. + */ + data = er32(STRAP); + data &= E1000_STRAP_SMBUS_ADDRESS_MASK; + reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT; + reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID; + ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR, + reg_data); + if (ret_val) + goto out; + + data = er32(LEDCTL); + ret_val = e1000_write_phy_reg_hv_locked(hw, + HV_LED_CONFIG, + (u16)data); + if (ret_val) + goto out; + } + /* Configure LCD from extended configuration region. */ + + /* cnf_base_addr is in DWORD */ + word_addr = (u16)(cnf_base_addr << 1); + + for (i = 0; i < cnf_size; i++) { + ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1, + ®_data); + if (ret_val) + goto out; + + ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1), + 1, ®_addr); + if (ret_val) + goto out; + + /* Save off the PHY page for future writes. */ + if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) { + phy_page = reg_data; + continue; + } + + reg_addr &= PHY_REG_MASK; + reg_addr |= phy_page; + + ret_val = phy->ops.write_phy_reg_locked(hw, + (u32)reg_addr, + reg_data); + if (ret_val) + goto out; + } + } + +out: + hw->phy.ops.release_phy(hw); + return ret_val; +} + +/** + * e1000_k1_gig_workaround_hv - K1 Si workaround + * @hw: pointer to the HW structure + * @link: link up bool flag + * + * If K1 is enabled for 1Gbps, the MAC might stall when transitioning + * from a lower speed. This workaround disables K1 whenever link is at 1Gig + * If link is down, the function will restore the default K1 setting located + * in the NVM. + **/ +static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link) +{ + s32 ret_val = 0; + u16 status_reg = 0; + bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled; + + if (hw->mac.type != e1000_pchlan) + goto out; + + /* Wrap the whole flow with the sw flag */ + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + goto out; + + /* Disable K1 when link is 1Gbps, otherwise use the NVM setting */ + if (link) { + if (hw->phy.type == e1000_phy_82578) { + ret_val = hw->phy.ops.read_phy_reg_locked(hw, + BM_CS_STATUS, + &status_reg); + if (ret_val) + goto release; + + status_reg &= BM_CS_STATUS_LINK_UP | + BM_CS_STATUS_RESOLVED | + BM_CS_STATUS_SPEED_MASK; + + if (status_reg == (BM_CS_STATUS_LINK_UP | + BM_CS_STATUS_RESOLVED | + BM_CS_STATUS_SPEED_1000)) + k1_enable = false; + } + + if (hw->phy.type == e1000_phy_82577) { + ret_val = hw->phy.ops.read_phy_reg_locked(hw, + HV_M_STATUS, + &status_reg); + if (ret_val) + goto release; + + status_reg &= HV_M_STATUS_LINK_UP | + HV_M_STATUS_AUTONEG_COMPLETE | + HV_M_STATUS_SPEED_MASK; + + if (status_reg == (HV_M_STATUS_LINK_UP | + HV_M_STATUS_AUTONEG_COMPLETE | + HV_M_STATUS_SPEED_1000)) + k1_enable = false; + } + + /* Link stall fix for link up */ + ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19), + 0x0100); + if (ret_val) + goto release; + + } else { + /* Link stall fix for link down */ + ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19), + 0x4100); + if (ret_val) + goto release; + } + + ret_val = e1000_configure_k1_ich8lan(hw, k1_enable); + +release: + hw->phy.ops.release_phy(hw); +out: + return ret_val; +} + +/** + * e1000_configure_k1_ich8lan - Configure K1 power state + * @hw: pointer to the HW structure + * @enable: K1 state to configure + * + * Configure the K1 power state based on the provided parameter. + * Assumes semaphore already acquired. + * + * Success returns 0, Failure returns -E1000_ERR_PHY (-2) + **/ +static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable) +{ + s32 ret_val = 0; + u32 ctrl_reg = 0; + u32 ctrl_ext = 0; + u32 reg = 0; + u16 kmrn_reg = 0; + + ret_val = e1000e_read_kmrn_reg_locked(hw, + E1000_KMRNCTRLSTA_K1_CONFIG, + &kmrn_reg); + if (ret_val) + goto out; + + if (k1_enable) + kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE; + else + kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE; + + ret_val = e1000e_write_kmrn_reg_locked(hw, + E1000_KMRNCTRLSTA_K1_CONFIG, + kmrn_reg); + if (ret_val) + goto out; + + udelay(20); + ctrl_ext = er32(CTRL_EXT); + ctrl_reg = er32(CTRL); + + reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100); + reg |= E1000_CTRL_FRCSPD; + ew32(CTRL, reg); + + ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS); + udelay(20); + ew32(CTRL, ctrl_reg); + ew32(CTRL_EXT, ctrl_ext); + udelay(20); + +out: + return ret_val; +} + +/** + * e1000_oem_bits_config_ich8lan - SW-based LCD Configuration + * @hw: pointer to the HW structure + * @d0_state: boolean if entering d0 or d3 device state + * + * SW will configure Gbe Disable and LPLU based on the NVM. The four bits are + * collectively called OEM bits. The OEM Write Enable bit and SW Config bit + * in NVM determines whether HW should configure LPLU and Gbe Disable. + **/ +static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state) +{ + s32 ret_val = 0; + u32 mac_reg; + u16 oem_reg; + + if (hw->mac.type != e1000_pchlan) + return ret_val; + + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + + mac_reg = er32(EXTCNF_CTRL); + if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) + goto out; + + mac_reg = er32(FEXTNVM); + if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M)) + goto out; + + mac_reg = er32(PHY_CTRL); + + ret_val = hw->phy.ops.read_phy_reg_locked(hw, HV_OEM_BITS, &oem_reg); + if (ret_val) + goto out; + + oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU); + + if (d0_state) { + if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE) + oem_reg |= HV_OEM_BITS_GBE_DIS; + + if (mac_reg & E1000_PHY_CTRL_D0A_LPLU) + oem_reg |= HV_OEM_BITS_LPLU; + } else { + if (mac_reg & E1000_PHY_CTRL_NOND0A_GBE_DISABLE) + oem_reg |= HV_OEM_BITS_GBE_DIS; + + if (mac_reg & E1000_PHY_CTRL_NOND0A_LPLU) + oem_reg |= HV_OEM_BITS_LPLU; + } + /* Restart auto-neg to activate the bits */ + oem_reg |= HV_OEM_BITS_RESTART_AN; + ret_val = hw->phy.ops.write_phy_reg_locked(hw, HV_OEM_BITS, oem_reg); + +out: + hw->phy.ops.release_phy(hw); + + return ret_val; +} + + +/** * e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be * done after every PHY reset. **/ @@ -833,10 +1168,20 @@ static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw) ret_val = hw->phy.ops.acquire_phy(hw); if (ret_val) return ret_val; + hw->phy.addr = 1; - e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0); + ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0); + if (ret_val) + goto out; hw->phy.ops.release_phy(hw); + /* + * Configure the K1 Si workaround during phy reset assuming there is + * link so that it disables K1 if link is in 1Gbps. + */ + ret_val = e1000_k1_gig_workaround_hv(hw, true); + +out: return ret_val; } @@ -882,11 +1227,8 @@ static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw) **/ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw) { - struct e1000_phy_info *phy = &hw->phy; - u32 i; - u32 data, cnf_size, cnf_base_addr, sw_cfg_mask; - s32 ret_val; - u16 reg, word_addr, reg_data, reg_addr, phy_page = 0; + s32 ret_val = 0; + u16 reg; ret_val = e1000e_phy_hw_reset_generic(hw); if (ret_val) @@ -905,81 +1247,16 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw) if (hw->mac.type == e1000_pchlan) e1e_rphy(hw, BM_WUC, ®); - /* - * Initialize the PHY from the NVM on ICH platforms. This - * is needed due to an issue where the NVM configuration is - * not properly autoloaded after power transitions. - * Therefore, after each PHY reset, we will load the - * configuration data out of the NVM manually. - */ - if (hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) { - struct e1000_adapter *adapter = hw->adapter; - - /* Check if SW needs configure the PHY */ - if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) || - (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M)) - sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M; - else - sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG; - - data = er32(FEXTNVM); - if (!(data & sw_cfg_mask)) - return 0; - - /* Wait for basic configuration completes before proceeding */ - e1000_lan_init_done_ich8lan(hw); - - /* - * Make sure HW does not configure LCD from PHY - * extended configuration before SW configuration - */ - data = er32(EXTCNF_CTRL); - if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE) - return 0; - - cnf_size = er32(EXTCNF_SIZE); - cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK; - cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT; - if (!cnf_size) - return 0; - - cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK; - cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT; - - /* Configure LCD from extended configuration region. */ - - /* cnf_base_addr is in DWORD */ - word_addr = (u16)(cnf_base_addr << 1); - - for (i = 0; i < cnf_size; i++) { - ret_val = e1000_read_nvm(hw, - (word_addr + i * 2), - 1, - ®_data); - if (ret_val) - return ret_val; - - ret_val = e1000_read_nvm(hw, - (word_addr + i * 2 + 1), - 1, - ®_addr); - if (ret_val) - return ret_val; - - /* Save off the PHY page for future writes. */ - if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) { - phy_page = reg_data; - continue; - } - - reg_addr |= phy_page; + /* Configure the LCD with the extended configuration region in NVM */ + ret_val = e1000_sw_lcd_config_ich8lan(hw); + if (ret_val) + goto out; - ret_val = e1e_wphy(hw, (u32)reg_addr, reg_data); - if (ret_val) - return ret_val; - } - } + /* Configure the LCD with the OEM bits in NVM */ + if (hw->mac.type == e1000_pchlan) + ret_val = e1000_oem_bits_config_ich8lan(hw, true); +out: return 0; } @@ -2306,6 +2583,7 @@ static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw) **/ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw) { + struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan; u16 reg; u32 ctrl, icr, kab; s32 ret_val; @@ -2341,6 +2619,18 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw) ew32(PBS, E1000_PBS_16K); } + if (hw->mac.type == e1000_pchlan) { + /* Save the NVM K1 bit setting*/ + ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, ®); + if (ret_val) + return ret_val; + + if (reg & E1000_NVM_K1_ENABLE) + dev_spec->nvm_k1_enabled = true; + else + dev_spec->nvm_k1_enabled = false; + } + ctrl = er32(CTRL); if (!e1000_check_reset_block(hw)) { @@ -2386,6 +2676,15 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw) if (hw->mac.type == e1000_pchlan) e1e_rphy(hw, BM_WUC, ®); + ret_val = e1000_sw_lcd_config_ich8lan(hw); + if (ret_val) + goto out; + + if (hw->mac.type == e1000_pchlan) { + ret_val = e1000_oem_bits_config_ich8lan(hw, true); + if (ret_val) + goto out; + } /* * For PCH, this write will make sure that any noise * will be detected as a CRC error and be dropped rather than show up @@ -2404,6 +2703,7 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw) if (hw->mac.type == e1000_pchlan) ret_val = e1000_hv_phy_workarounds_ich8lan(hw); +out: return ret_val; } @@ -2708,14 +3008,6 @@ static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed, if (ret_val) return ret_val; - if ((hw->mac.type == e1000_pchlan) && (*speed == SPEED_1000)) { - ret_val = e1000e_write_kmrn_reg(hw, - E1000_KMRNCTRLSTA_K1_CONFIG, - E1000_KMRNCTRLSTA_K1_DISABLE); - if (ret_val) - return ret_val; - } - if ((hw->mac.type == e1000_ich8lan) && (hw->phy.type == e1000_phy_igp_3) && (*speed == SPEED_1000)) { diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c index f9d33ab05e97..03175b3a2c9e 100644 --- a/drivers/net/e1000e/phy.c +++ b/drivers/net/e1000e/phy.c @@ -95,13 +95,6 @@ static const u16 e1000_igp_2_cable_length_table[] = /* BM PHY Copper Specific Control 1 */ #define BM_CS_CTRL1 16 -/* BM PHY Copper Specific Status */ -#define BM_CS_STATUS 17 -#define BM_CS_STATUS_LINK_UP 0x0400 -#define BM_CS_STATUS_RESOLVED 0x0800 -#define BM_CS_STATUS_SPEED_MASK 0xC000 -#define BM_CS_STATUS_SPEED_1000 0x8000 - #define HV_MUX_DATA_CTRL PHY_REG(776, 16) #define HV_MUX_DATA_CTRL_GEN_TO_MAC 0x0400 #define HV_MUX_DATA_CTRL_FORCE_SPEED 0x0004 @@ -563,7 +556,7 @@ s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data) } /** - * e1000_read_kmrn_reg_locked - Read kumeran register + * e1000e_read_kmrn_reg_locked - Read kumeran register * @hw: pointer to the HW structure * @offset: register offset to be read * @data: pointer to the read data @@ -572,7 +565,7 @@ s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data) * information retrieved is stored in data. * Assumes semaphore already acquired. **/ -s32 e1000_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data) +s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data) { return __e1000_read_kmrn_reg(hw, offset, data, true); } @@ -631,7 +624,7 @@ s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data) } /** - * e1000_write_kmrn_reg_locked - Write kumeran register + * e1000e_write_kmrn_reg_locked - Write kumeran register * @hw: pointer to the HW structure * @offset: register offset to write to * @data: data to write at register offset @@ -639,7 +632,7 @@ s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data) * Write the data to PHY register at the offset using the kumeran interface. * Assumes semaphore already acquired. **/ -s32 e1000_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data) +s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data) { return __e1000_write_kmrn_reg(hw, offset, data, true); } diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index bd3447f04902..94c9ad2746bc 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -1760,7 +1760,7 @@ static struct pcmcia_device_id pcnet_ids[] = { PCMCIA_DEVICE_CIS_MANF_CARD(0xc00f, 0x0002, "cis/LA-PCM.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("KTI", "PE520 PLUS", 0xad180345, 0x9d58d392, "PE520.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("NDC", "Ethernet", 0x01c43ae1, 0x00b2e941, "cis/NE2K.cis"), - PCMCIA_DEVICE_CIS_PROD_ID12("PMX ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "PE-200.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("PMX ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "cis/PE-200.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("TAMARACK", "Ethernet", 0xcf434fba, 0x00b2e941, "cis/tamarack.cis"), PCMCIA_DEVICE_PROD_ID12("Ethernet", "CF Size PC Card", 0x00b2e941, 0x43ac239b), PCMCIA_DEVICE_PROD_ID123("Fast Ethernet", "CF Size PC Card", "1.0", diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index f98ef523f525..fa4935678488 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -3379,7 +3379,7 @@ static u16 rtl_rw_cpluscmd(void __iomem *ioaddr) static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz) { /* Low hurts. Let's disable the filtering. */ - RTL_W16(RxMaxSize, rx_buf_sz); + RTL_W16(RxMaxSize, rx_buf_sz + 1); } static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 2ab5c39f33ca..6a10d7ba5877 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -4538,6 +4538,8 @@ static int __devinit sky2_probe(struct pci_dev *pdev, goto err_out_free_netdev; } + netif_carrier_off(dev); + netif_napi_add(dev, &hw->napi, sky2_poll, NAPI_WEIGHT); err = request_irq(pdev->irq, sky2_intr, diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c index 36cb2423bcf1..75fa32e34fd0 100644 --- a/drivers/net/tokenring/ibmtr.c +++ b/drivers/net/tokenring/ibmtr.c @@ -1144,9 +1144,16 @@ static void dir_open_adapter (struct net_device *dev) } else { char **prphase = printphase; char **prerror = printerror; + int pnr = err / 16 - 1; + int enr = err % 16 - 1; DPRINTK("TR Adapter misc open failure, error code = "); - printk("0x%x, Phase: %s, Error: %s\n", - err, prphase[err/16 -1], prerror[err%16 -1]); + if (pnr < 0 || pnr >= ARRAY_SIZE(printphase) || + enr < 0 || + enr >= ARRAY_SIZE(printerror)) + printk("0x%x, invalid Phase/Error.", err); + else + printk("0x%x, Phase: %s, Error: %s\n", err, + prphase[pnr], prerror[enr]); printk(" retrying after %ds delay...\n", TR_RETRY_INTERVAL/HZ); } diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 16a271787b85..1895d63aad0a 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -679,7 +679,7 @@ static u8 ath_rc_get_highest_rix(struct ath_softc *sc, return rate; if (rate_table->info[rate].valid_single_stream && - !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG)); + !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG)) return rate; /* This should not happen */ diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c index 8701034569fa..de4e804bedf0 100644 --- a/drivers/net/wireless/b43/dma.c +++ b/drivers/net/wireless/b43/dma.c @@ -1157,8 +1157,9 @@ struct b43_dmaring *parse_cookie(struct b43_wldev *dev, u16 cookie, int *slot) } static int dma_tx_fragment(struct b43_dmaring *ring, - struct sk_buff *skb) + struct sk_buff **in_skb) { + struct sk_buff *skb = *in_skb; const struct b43_dma_ops *ops = ring->ops; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); u8 *header; @@ -1224,8 +1225,14 @@ static int dma_tx_fragment(struct b43_dmaring *ring, } memcpy(skb_put(bounce_skb, skb->len), skb->data, skb->len); + memcpy(bounce_skb->cb, skb->cb, sizeof(skb->cb)); + bounce_skb->dev = skb->dev; + skb_set_queue_mapping(bounce_skb, skb_get_queue_mapping(skb)); + info = IEEE80211_SKB_CB(bounce_skb); + dev_kfree_skb_any(skb); skb = bounce_skb; + *in_skb = bounce_skb; meta->skb = skb; meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1); if (b43_dma_mapping_error(ring, meta->dmaaddr, skb->len, 1)) { @@ -1355,7 +1362,11 @@ int b43_dma_tx(struct b43_wldev *dev, struct sk_buff *skb) * static, so we don't need to store it per frame. */ ring->queue_prio = skb_get_queue_mapping(skb); - err = dma_tx_fragment(ring, skb); + /* dma_tx_fragment might reallocate the skb, so invalidate pointers pointing + * into the skb data or cb now. */ + hdr = NULL; + info = NULL; + err = dma_tx_fragment(ring, &skb); if (unlikely(err == -ENOKEY)) { /* Drop this packet, as we don't have the encryption key * anymore and must not transmit it unencrypted. */ diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c index 240cff1e6979..a741d37fd96f 100644 --- a/drivers/net/wireless/ipw2x00/ipw2100.c +++ b/drivers/net/wireless/ipw2x00/ipw2100.c @@ -6325,8 +6325,10 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev, fail: if (dev) { - if (registered) + if (registered) { + unregister_ieee80211(priv->ieee); unregister_netdev(dev); + } ipw2100_hw_stop_adapter(priv); @@ -6383,6 +6385,7 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev) /* Unregister the device first - this results in close() * being called if the device is open. If we free storage * first, then close() will crash. */ + unregister_ieee80211(priv->ieee); unregister_netdev(dev); /* ipw2100_down will ensure that there is no more pending work diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c index 827824d45de9..9b0f2c0646e0 100644 --- a/drivers/net/wireless/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/ipw2x00/ipw2200.c @@ -11822,6 +11822,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev, if (err) { IPW_ERROR("Failed to register promiscuous network " "device (error %d).\n", err); + unregister_ieee80211(priv->ieee); unregister_netdev(priv->net_dev); goto out_remove_sysfs; } @@ -11872,6 +11873,7 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev) mutex_unlock(&priv->mutex); + unregister_ieee80211(priv->ieee); unregister_netdev(priv->net_dev); if (priv->rxq) { diff --git a/drivers/net/wireless/ipw2x00/libipw.h b/drivers/net/wireless/ipw2x00/libipw.h index bf45391172f3..f42ade6c2d3e 100644 --- a/drivers/net/wireless/ipw2x00/libipw.h +++ b/drivers/net/wireless/ipw2x00/libipw.h @@ -1020,6 +1020,7 @@ static inline int libipw_is_cck_rate(u8 rate) /* ieee80211.c */ extern void free_ieee80211(struct net_device *dev, int monitor); extern struct net_device *alloc_ieee80211(int sizeof_priv, int monitor); +extern void unregister_ieee80211(struct libipw_device *ieee); extern int libipw_change_mtu(struct net_device *dev, int new_mtu); extern void libipw_networks_age(struct libipw_device *ieee, diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c index a0e9f6aed7da..be5b809ec97a 100644 --- a/drivers/net/wireless/ipw2x00/libipw_module.c +++ b/drivers/net/wireless/ipw2x00/libipw_module.c @@ -235,16 +235,19 @@ void free_ieee80211(struct net_device *dev, int monitor) libipw_networks_free(ieee); /* free cfg80211 resources */ - if (!monitor) { - wiphy_unregister(ieee->wdev.wiphy); - kfree(ieee->a_band.channels); - kfree(ieee->bg_band.channels); + if (!monitor) wiphy_free(ieee->wdev.wiphy); - } free_netdev(dev); } +void unregister_ieee80211(struct libipw_device *ieee) +{ + wiphy_unregister(ieee->wdev.wiphy); + kfree(ieee->a_band.channels); + kfree(ieee->bg_band.channels); +} + #ifdef CONFIG_LIBIPW_DEBUG static int debug = 0; @@ -330,3 +333,4 @@ module_init(libipw_init); EXPORT_SYMBOL(alloc_ieee80211); EXPORT_SYMBOL(free_ieee80211); +EXPORT_SYMBOL(unregister_ieee80211); diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index 92bc8c5f1ca2..3fac4efa5ac8 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -508,7 +508,7 @@ static int __if_usb_submit_rx_urb(struct if_usb_card *cardp, /* Fill the receive configuration URB and initialise the Rx call back */ usb_fill_bulk_urb(cardp->rx_urb, cardp->udev, usb_rcvbulkpipe(cardp->udev, cardp->ep_in), - (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET), + skb->data + IPFIELD_ALIGN_OFFSET, MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn, cardp); diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index b8f5ee33445e..14e7bb210075 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2389,10 +2389,13 @@ static struct usb_device_id rt73usb_device_table[] = { { USB_DEVICE(0x13b1, 0x0023), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x13b1, 0x0028), USB_DEVICE_DATA(&rt73usb_ops) }, /* MSI */ + { USB_DEVICE(0x0db0, 0x4600), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x0db0, 0x6877), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x0db0, 0x6874), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x0db0, 0xa861), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x0db0, 0xa874), USB_DEVICE_DATA(&rt73usb_ops) }, + /* Ovislink */ + { USB_DEVICE(0x1b75, 0x7318), USB_DEVICE_DATA(&rt73usb_ops) }, /* Ralink */ { USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) }, @@ -2420,6 +2423,8 @@ static struct usb_device_id rt73usb_device_table[] = { /* Planex */ { USB_DEVICE(0x2019, 0xab01), USB_DEVICE_DATA(&rt73usb_ops) }, { USB_DEVICE(0x2019, 0xab50), USB_DEVICE_DATA(&rt73usb_ops) }, + /* WideTell */ + { USB_DEVICE(0x7167, 0x3840), USB_DEVICE_DATA(&rt73usb_ops) }, /* Zcom */ { USB_DEVICE(0x0cde, 0x001c), USB_DEVICE_DATA(&rt73usb_ops) }, /* ZyXEL */ diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index 934d4bee39a0..698d75cda084 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -98,10 +98,13 @@ EXPORT_SYMBOL(pcmcia_socket_list_rwsem); * These functions check for the appropriate struct pcmcia_soket arrays, * and pass them to the low-level functions pcmcia_{suspend,resume}_socket */ +static int socket_early_resume(struct pcmcia_socket *skt); +static int socket_late_resume(struct pcmcia_socket *skt); static int socket_resume(struct pcmcia_socket *skt); static int socket_suspend(struct pcmcia_socket *skt); -int pcmcia_socket_dev_suspend(struct device *dev) +static void pcmcia_socket_dev_run(struct device *dev, + int (*cb)(struct pcmcia_socket *)) { struct pcmcia_socket *socket; @@ -110,29 +113,34 @@ int pcmcia_socket_dev_suspend(struct device *dev) if (socket->dev.parent != dev) continue; mutex_lock(&socket->skt_mutex); - socket_suspend(socket); + cb(socket); mutex_unlock(&socket->skt_mutex); } up_read(&pcmcia_socket_list_rwsem); +} +int pcmcia_socket_dev_suspend(struct device *dev) +{ + pcmcia_socket_dev_run(dev, socket_suspend); return 0; } EXPORT_SYMBOL(pcmcia_socket_dev_suspend); -int pcmcia_socket_dev_resume(struct device *dev) +void pcmcia_socket_dev_early_resume(struct device *dev) { - struct pcmcia_socket *socket; + pcmcia_socket_dev_run(dev, socket_early_resume); +} +EXPORT_SYMBOL(pcmcia_socket_dev_early_resume); - down_read(&pcmcia_socket_list_rwsem); - list_for_each_entry(socket, &pcmcia_socket_list, socket_list) { - if (socket->dev.parent != dev) - continue; - mutex_lock(&socket->skt_mutex); - socket_resume(socket); - mutex_unlock(&socket->skt_mutex); - } - up_read(&pcmcia_socket_list_rwsem); +void pcmcia_socket_dev_late_resume(struct device *dev) +{ + pcmcia_socket_dev_run(dev, socket_late_resume); +} +EXPORT_SYMBOL(pcmcia_socket_dev_late_resume); +int pcmcia_socket_dev_resume(struct device *dev) +{ + pcmcia_socket_dev_run(dev, socket_resume); return 0; } EXPORT_SYMBOL(pcmcia_socket_dev_resume); @@ -546,29 +554,24 @@ static int socket_suspend(struct pcmcia_socket *skt) return 0; } -/* - * Resume a socket. If a card is present, verify its CIS against - * our cached copy. If they are different, the card has been - * replaced, and we need to tell the drivers. - */ -static int socket_resume(struct pcmcia_socket *skt) +static int socket_early_resume(struct pcmcia_socket *skt) { - int ret; - - if (!(skt->state & SOCKET_SUSPEND)) - return -EBUSY; - skt->socket = dead_socket; skt->ops->init(skt); skt->ops->set_socket(skt, &skt->socket); + if (skt->state & SOCKET_PRESENT) + skt->resume_status = socket_setup(skt, resume_delay); + return 0; +} +static int socket_late_resume(struct pcmcia_socket *skt) +{ if (!(skt->state & SOCKET_PRESENT)) { skt->state &= ~SOCKET_SUSPEND; return socket_insert(skt); } - ret = socket_setup(skt, resume_delay); - if (ret == 0) { + if (skt->resume_status == 0) { /* * FIXME: need a better check here for cardbus cards. */ @@ -596,6 +599,20 @@ static int socket_resume(struct pcmcia_socket *skt) return 0; } +/* + * Resume a socket. If a card is present, verify its CIS against + * our cached copy. If they are different, the card has been + * replaced, and we need to tell the drivers. + */ +static int socket_resume(struct pcmcia_socket *skt) +{ + if (!(skt->state & SOCKET_SUSPEND)) + return -EBUSY; + + socket_early_resume(skt); + return socket_late_resume(skt); +} + static void socket_remove(struct pcmcia_socket *skt) { dev_printk(KERN_NOTICE, &skt->dev, diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index abe0e44c6e9e..8be4cc447a17 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -1275,16 +1275,26 @@ static int yenta_dev_resume_noirq(struct device *dev) if (socket->type && socket->type->restore_state) socket->type->restore_state(socket); - return pcmcia_socket_dev_resume(dev); + pcmcia_socket_dev_early_resume(dev); + return 0; +} + +static int yenta_dev_resume(struct device *dev) +{ + pcmcia_socket_dev_late_resume(dev); + return 0; } static struct dev_pm_ops yenta_pm_ops = { .suspend_noirq = yenta_dev_suspend_noirq, .resume_noirq = yenta_dev_resume_noirq, + .resume = yenta_dev_resume, .freeze_noirq = yenta_dev_suspend_noirq, .thaw_noirq = yenta_dev_resume_noirq, + .thaw = yenta_dev_resume, .poweroff_noirq = yenta_dev_suspend_noirq, .restore_noirq = yenta_dev_resume_noirq, + .restore = yenta_dev_resume, }; #define YENTA_PM_OPS (¥ta_pm_ops) diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index ff4617e21426..7c7914f5fa02 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -879,10 +879,10 @@ static struct pcmcia_device_id serial_ids[] = { PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "cis/DP83903.cis"), PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "cis/3CXEM556.cis"), PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "cis/3CXEM556.cis"), - PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */ - PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"), /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */ - PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */ - PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */ + PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */ + PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC710/AC750", 0xd85f6206, 0x761b11e0, "cis/SW_7xx_SER.cis"), /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */ + PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "cis/SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */ + PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "cis/SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */ PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-2", 0x96913a85, 0x27ab5437, "cis/COMpad2.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "cis/COMpad4.cis"), diff --git a/firmware/Makefile b/firmware/Makefile index a6c7c3e47e42..f4ca0c7eb51c 100644 --- a/firmware/Makefile +++ b/firmware/Makefile @@ -69,11 +69,13 @@ fw-shipped-$(CONFIG_E100) += e100/d101m_ucode.bin e100/d101s_ucode.bin \ fw-shipped-$(CONFIG_MYRI_SBUS) += myricom/lanai.bin fw-shipped-$(CONFIG_PCMCIA_PCNET) += cis/LA-PCM.cis cis/PCMLM28.cis \ cis/DP83903.cis cis/NE2K.cis \ - cis/tamarack.cis + cis/tamarack.cis cis/PE-200.cis fw-shipped-$(CONFIG_PCMCIA_3C589) += cis/3CXEM556.cis fw-shipped-$(CONFIG_PCMCIA_3C574) += cis/3CCFEM556.cis fw-shipped-$(CONFIG_SERIAL_8250_CS) += cis/MT5634ZLX.cis cis/RS-COM-2P.cis \ - cis/COMpad2.cis cis/COMpad4.cis + cis/COMpad2.cis cis/COMpad4.cis \ + cis/SW_555_SER.cis cis/SW_7xx_SER.cis \ + cis/SW_8xx_SER.cis fw-shipped-$(CONFIG_PCMCIA_SMC91C92) += ositech/Xilinx7OD.bin fw-shipped-$(CONFIG_SCSI_ADVANSYS) += advansys/mcode.bin advansys/38C1600.bin \ advansys/3550.bin advansys/38C0800.bin diff --git a/firmware/WHENCE b/firmware/WHENCE index c437e14f0b11..7a8adc06eb34 100644 --- a/firmware/WHENCE +++ b/firmware/WHENCE @@ -600,6 +600,7 @@ File: cis/LA-PCM.cis cis/DP83903.cis cis/NE2K.cis cis/tamarack.cis + cis/PE-200.cis Licence: GPL @@ -633,6 +634,9 @@ File: cis/MT5634ZLX.cis cis/RS-COM-2P.cis cis/COMpad2.cis cis/COMpad4.cis + cis/SW_555_SER.cis + cis/SW_7xx_SER.cis + cis/SW_8xx_SER.cis Licence: GPL diff --git a/firmware/cis/PE-200.cis.ihex b/firmware/cis/PE-200.cis.ihex new file mode 100644 index 000000000000..e6dbdab6eb79 --- /dev/null +++ b/firmware/cis/PE-200.cis.ihex @@ -0,0 +1,9 @@ +:1000000001030000FF151E0401504D582020200060 +:1000100050452D3230300045544845524E4554002D +:1000200052303100FF210206031A050101000101CF +:100030001B0EC181190155E051000F100F30FFFF59 +:040040001400FF00A9 +:00000001FF +# +# Replacement CIS for PE-200 ethernet card +# diff --git a/firmware/cis/SW_555_SER.cis.ihex b/firmware/cis/SW_555_SER.cis.ihex new file mode 100644 index 000000000000..9b9348acee7b --- /dev/null +++ b/firmware/cis/SW_555_SER.cis.ihex @@ -0,0 +1,12 @@ +:100000000101FF17034100FF20043F0110072102F7 +:100010000200152A070053696572726120576972E0 +:10002000656C657373004169724361726420353594 +:1000300035004135353500526576203100FF1A050F +:1000400001030007731B0BE00118A360F8030730DE +:10005000BC3F1B08A10108A360F802071B08A2010E +:1000600008A360E803071B08A30108A360E80207D0 +:0A0070001B04A40108231400FF0084 +:00000001FF +# +# Replacement CIS for AC555 provided by Sierra Wireless +# diff --git a/firmware/cis/SW_7xx_SER.cis.ihex b/firmware/cis/SW_7xx_SER.cis.ihex new file mode 100644 index 000000000000..11e44ad86437 --- /dev/null +++ b/firmware/cis/SW_7xx_SER.cis.ihex @@ -0,0 +1,13 @@ +:100000000101FF17034100FF2004920110072102A4 +:1000100002001537070053696572726120576972D3 +:10002000656C6573730041433731302F4143373579 +:10003000300047505253204E6574776F726B2041E9 +:1000400064617074657200523100FF1A050103008B +:1000500007731B10E00119784D555D25A360F80367 +:100060000730BC861B08A10108A360F802071B0823 +:10007000A20108A360E803071B08A30108A360E826 +:0C00800002071B04A40108231400FF0069 +:00000001FF +# +# Replacement CIS for AC7xx provided by Sierra Wireless +# diff --git a/firmware/cis/SW_8xx_SER.cis.ihex b/firmware/cis/SW_8xx_SER.cis.ihex new file mode 100644 index 000000000000..bbcfe6348328 --- /dev/null +++ b/firmware/cis/SW_8xx_SER.cis.ihex @@ -0,0 +1,13 @@ +:100000000101FF17034100FF2004920110072102A4 +:100010000200152F070053696572726120576972DB +:10002000656C657373004143383530003347204EAB +:100030006574776F726B20416461707465720052F1 +:100040003100FF1A0501030007731B10E001197846 +:100050004D555D25A360F8480730BC861B08A101FB +:1000600008A360F847071B08A20108A360E8480737 +:100070001B08A30108A360E847071B04A401082389 +:040080001400FF0069 +:00000001FF +# +# Replacement CIS for AC8xx provided by Sierra Wireless +# diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c index 873cd31baa47..15cce53bf61e 100644 --- a/fs/9p/vfs_dir.c +++ b/fs/9p/vfs_dir.c @@ -40,6 +40,24 @@ #include "fid.h" /** + * struct p9_rdir - readdir accounting + * @mutex: mutex protecting readdir + * @head: start offset of current dirread buffer + * @tail: end offset of current dirread buffer + * @buf: dirread buffer + * + * private structure for keeping track of readdir + * allocated on demand + */ + +struct p9_rdir { + struct mutex mutex; + int head; + int tail; + uint8_t *buf; +}; + +/** * dt_type - return file type * @mistat: mistat structure * @@ -70,56 +88,79 @@ static int v9fs_dir_readdir(struct file *filp, void *dirent, filldir_t filldir) { int over; struct p9_wstat st; - int err; + int err = 0; struct p9_fid *fid; int buflen; - char *statbuf; - int n, i = 0; + int reclen = 0; + struct p9_rdir *rdir; P9_DPRINTK(P9_DEBUG_VFS, "name %s\n", filp->f_path.dentry->d_name.name); fid = filp->private_data; buflen = fid->clnt->msize - P9_IOHDRSZ; - statbuf = kmalloc(buflen, GFP_KERNEL); - if (!statbuf) - return -ENOMEM; - - while (1) { - err = v9fs_file_readn(filp, statbuf, NULL, buflen, - fid->rdir_fpos); - if (err <= 0) - break; - - n = err; - while (i < n) { - err = p9stat_read(statbuf + i, buflen-i, &st, - fid->clnt->dotu); + + /* allocate rdir on demand */ + if (!fid->rdir) { + rdir = kmalloc(sizeof(struct p9_rdir) + buflen, GFP_KERNEL); + + if (rdir == NULL) { + err = -ENOMEM; + goto exit; + } + spin_lock(&filp->f_dentry->d_lock); + if (!fid->rdir) { + rdir->buf = (uint8_t *)rdir + sizeof(struct p9_rdir); + mutex_init(&rdir->mutex); + rdir->head = rdir->tail = 0; + fid->rdir = (void *) rdir; + rdir = NULL; + } + spin_unlock(&filp->f_dentry->d_lock); + kfree(rdir); + } + rdir = (struct p9_rdir *) fid->rdir; + + err = mutex_lock_interruptible(&rdir->mutex); + while (err == 0) { + if (rdir->tail == rdir->head) { + err = v9fs_file_readn(filp, rdir->buf, NULL, + buflen, filp->f_pos); + if (err <= 0) + goto unlock_and_exit; + + rdir->head = 0; + rdir->tail = err; + } + + while (rdir->head < rdir->tail) { + err = p9stat_read(rdir->buf + rdir->head, + buflen - rdir->head, &st, + fid->clnt->dotu); if (err) { P9_DPRINTK(P9_DEBUG_VFS, "returned %d\n", err); err = -EIO; p9stat_free(&st); - goto free_and_exit; + goto unlock_and_exit; } - - i += st.size+2; - fid->rdir_fpos += st.size+2; + reclen = st.size+2; over = filldir(dirent, st.name, strlen(st.name), filp->f_pos, v9fs_qid2ino(&st.qid), dt_type(&st)); - filp->f_pos += st.size+2; - p9stat_free(&st); if (over) { err = 0; - goto free_and_exit; + goto unlock_and_exit; } + rdir->head += reclen; + filp->f_pos += reclen; } } -free_and_exit: - kfree(statbuf); +unlock_and_exit: + mutex_unlock(&rdir->mutex); +exit: return err; } diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index 5947628aefef..18f74ec4dce9 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -994,8 +994,7 @@ static int v9fs_readlink(struct dentry *dentry, char *buffer, int buflen) P9_DPRINTK(P9_DEBUG_VFS, "%s -> %s (%s)\n", dentry->d_name.name, st->extension, buffer); - retval = buflen; - + retval = strnlen(buffer, buflen); done: kfree(st); return retval; @@ -1062,7 +1061,7 @@ static void *v9fs_vfs_follow_link(struct dentry *dentry, struct nameidata *nd) __putname(link); link = ERR_PTR(len); } else - link[len] = 0; + link[min(len, PATH_MAX-1)] = 0; } nd_set_link(nd, link); diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 984ca0cb38c3..00d153f2f261 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -743,6 +743,7 @@ struct ext4_inode_info { #define EXT4_MOUNT_QUOTA 0x80000 /* Some quota option set */ #define EXT4_MOUNT_USRQUOTA 0x100000 /* "old" user quota */ #define EXT4_MOUNT_GRPQUOTA 0x200000 /* "old" group quota */ +#define EXT4_MOUNT_JOURNAL_CHECKSUM 0x800000 /* Journal checksums */ #define EXT4_MOUNT_JOURNAL_ASYNC_COMMIT 0x1000000 /* Journal Async Commit */ #define EXT4_MOUNT_I_VERSION 0x2000000 /* i_version support */ #define EXT4_MOUNT_DELALLOC 0x8000000 /* Delalloc support */ diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 312211ee05af..d4ca92aab514 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1300,9 +1300,11 @@ static int parse_options(char *options, struct super_block *sb, *journal_devnum = option; break; case Opt_journal_checksum: - break; /* Kept for backwards compatibility */ + set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM); + break; case Opt_journal_async_commit: set_opt(sbi->s_mount_opt, JOURNAL_ASYNC_COMMIT); + set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM); break; case Opt_noload: set_opt(sbi->s_mount_opt, NOLOAD); @@ -2759,14 +2761,20 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) goto failed_mount4; } - jbd2_journal_set_features(sbi->s_journal, - JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0); - if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) - jbd2_journal_set_features(sbi->s_journal, 0, 0, + if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) { + jbd2_journal_set_features(sbi->s_journal, + JBD2_FEATURE_COMPAT_CHECKSUM, 0, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); - else + } else if (test_opt(sb, JOURNAL_CHECKSUM)) { + jbd2_journal_set_features(sbi->s_journal, + JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0); jbd2_journal_clear_features(sbi->s_journal, 0, 0, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); + } else { + jbd2_journal_clear_features(sbi->s_journal, + JBD2_FEATURE_COMPAT_CHECKSUM, 0, + JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); + } /* We have now updated the journal if required, so we can * validate the data journaling mode. */ diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c index 5941958f1e47..84c25382f8e3 100644 --- a/fs/nilfs2/btnode.c +++ b/fs/nilfs2/btnode.c @@ -87,6 +87,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr, brelse(bh); BUG(); } + memset(bh->b_data, 0, 1 << inode->i_blkbits); bh->b_bdev = NILFS_I_NILFS(inode)->ns_bdev; bh->b_blocknr = blocknr; set_buffer_mapped(bh); @@ -276,8 +277,7 @@ void nilfs_btnode_commit_change_key(struct address_space *btnc, "invalid oldkey %lld (newkey=%lld)", (unsigned long long)oldkey, (unsigned long long)newkey); - if (!test_set_buffer_dirty(obh) && TestSetPageDirty(opage)) - BUG(); + nilfs_btnode_mark_dirty(obh); spin_lock_irq(&btnc->tree_lock); radix_tree_delete(&btnc->page_tree, oldkey); diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 683df89dbae5..6eff66a070d5 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -2468,17 +2468,22 @@ static void nilfs_segctor_notify(struct nilfs_sc_info *sci, /* Clear requests (even when the construction failed) */ spin_lock(&sci->sc_state_lock); - sci->sc_state &= ~NILFS_SEGCTOR_COMMIT; - if (req->mode == SC_LSEG_SR) { + sci->sc_state &= ~NILFS_SEGCTOR_COMMIT; sci->sc_seq_done = req->seq_accepted; nilfs_segctor_wakeup(sci, req->sc_err ? : req->sb_err); sci->sc_flush_request = 0; - } else if (req->mode == SC_FLUSH_FILE) - sci->sc_flush_request &= ~FLUSH_FILE_BIT; - else if (req->mode == SC_FLUSH_DAT) - sci->sc_flush_request &= ~FLUSH_DAT_BIT; + } else { + if (req->mode == SC_FLUSH_FILE) + sci->sc_flush_request &= ~FLUSH_FILE_BIT; + else if (req->mode == SC_FLUSH_DAT) + sci->sc_flush_request &= ~FLUSH_DAT_BIT; + /* re-enable timer if checkpoint creation was not done */ + if (sci->sc_timer && (sci->sc_state & NILFS_SEGCTOR_COMMIT) && + time_before(jiffies, sci->sc_timer->expires)) + add_timer(sci->sc_timer); + } spin_unlock(&sci->sc_state_lock); } diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 2e6d95f97419..9e7012689a84 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -471,8 +471,8 @@ struct hw_perf_event { unsigned long event_base; int idx; }; - union { /* software */ - atomic64_t count; + struct { /* software */ + s64 remaining; struct hrtimer hrtimer; }; }; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index df7b23ac66e6..bcdd6606f468 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -354,8 +354,8 @@ struct sk_buff { ipvs_property:1, peeked:1, nf_trace:1; + __be16 protocol:16; kmemcheck_bitfield_end(flags1); - __be16 protocol; void (*destructor)(struct sk_buff *skb); #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) @@ -367,7 +367,6 @@ struct sk_buff { #endif int iif; - __u16 queue_mapping; #ifdef CONFIG_NET_SCHED __u16 tc_index; /* traffic control index */ #ifdef CONFIG_NET_CLS_ACT @@ -376,6 +375,7 @@ struct sk_buff { #endif kmemcheck_bitfield_begin(flags2); + __u16 queue_mapping:16; #ifdef CONFIG_IPV6_NDISC_NODETYPE __u8 ndisc_nodetype:2; #endif @@ -1757,6 +1757,8 @@ extern int skb_copy_datagram_const_iovec(const struct sk_buff *from, int to_offset, int size); extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb); +extern void skb_free_datagram_locked(struct sock *sk, + struct sk_buff *skb); extern int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags); extern __wsum skb_checksum(const struct sk_buff *skb, int offset, diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h index c134dd1fe6b6..09077f6ed128 100644 --- a/include/linux/trace_seq.h +++ b/include/linux/trace_seq.h @@ -7,7 +7,7 @@ /* * Trace sequences are used to allow a function to call several other functions - * to create a string of data to use (up to a max of PAGE_SIZE. + * to create a string of data to use (up to a max of PAGE_SIZE). */ struct trace_seq { diff --git a/include/net/9p/client.h b/include/net/9p/client.h index e26812274b75..fb00b329f0d3 100644 --- a/include/net/9p/client.h +++ b/include/net/9p/client.h @@ -159,8 +159,7 @@ struct p9_client { * @qid: the &p9_qid server identifier this handle points to * @iounit: the server reported maximum transaction size for this file * @uid: the numeric uid of the local user who owns this handle - * @aux: transport specific information (unused?) - * @rdir_fpos: tracks offset of file position when reading directory contents + * @rdir: readdir accounting structure (allocated on demand) * @flist: per-client-instance fid tracking * @dlist: per-dentry fid tracking * @@ -174,9 +173,9 @@ struct p9_fid { struct p9_qid qid; u32 iounit; uid_t uid; - void *aux; - int rdir_fpos; + void *rdir; + struct list_head flist; struct list_head dlist; /* list of all fids attached to a dentry */ }; diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index ef91fe924ba4..4d22fabc7719 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -210,7 +210,8 @@ extern struct fib_table *fib_get_table(struct net *net, u32 id); extern const struct nla_policy rtm_ipv4_policy[]; extern void ip_fib_init(void); extern int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif, - struct net_device *dev, __be32 *spec_dst, u32 *itag); + struct net_device *dev, __be32 *spec_dst, + u32 *itag, u32 mark); extern void fib_select_default(struct net *net, const struct flowi *flp, struct fib_result *res); diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h index d696a692d94a..e0f6feb8588c 100644 --- a/include/pcmcia/ss.h +++ b/include/pcmcia/ss.h @@ -262,6 +262,8 @@ struct pcmcia_socket { struct device dev; /* data internal to the socket driver */ void *driver_data; + /* status of the card during resume from a system sleep state */ + int resume_status; }; @@ -280,6 +282,8 @@ extern struct pccard_resource_ops pccard_nonstatic_ops; /* socket drivers are expected to use these callbacks in their .drv struct */ extern int pcmcia_socket_dev_suspend(struct device *dev); +extern void pcmcia_socket_dev_early_resume(struct device *dev); +extern void pcmcia_socket_dev_late_resume(struct device *dev); extern int pcmcia_socket_dev_resume(struct device *dev); /* socket drivers use this callback in their IRQ handler */ diff --git a/kernel/fork.c b/kernel/fork.c index 4c20fff8c13a..166b8c49257c 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -91,7 +91,7 @@ int nr_processes(void) int cpu; int total = 0; - for_each_online_cpu(cpu) + for_each_possible_cpu(cpu) total += per_cpu(process_counts, cpu); return total; diff --git a/kernel/futex.c b/kernel/futex.c index 642f3bbaacc7..fb65e822fc41 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -2127,7 +2127,7 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, plist_del(&q->list, &q->list.plist); /* Handle spurious wakeups gracefully */ - ret = -EAGAIN; + ret = -EWOULDBLOCK; if (timeout && !timeout->task) ret = -ETIMEDOUT; else if (signal_pending(current)) @@ -2208,7 +2208,6 @@ static int futex_wait_requeue_pi(u32 __user *uaddr, int fshared, debug_rt_mutex_init_waiter(&rt_waiter); rt_waiter.task = NULL; -retry: key2 = FUTEX_KEY_INIT; ret = get_futex_key(uaddr2, fshared, &key2, VERIFY_WRITE); if (unlikely(ret != 0)) @@ -2303,9 +2302,6 @@ out_put_keys: out_key2: put_futex_key(fshared, &key2); - /* Spurious wakeup ? */ - if (ret == -EAGAIN) - goto retry; out: if (to) { hrtimer_cancel(&to->timer); diff --git a/kernel/perf_event.c b/kernel/perf_event.c index afb7ef3dbc44..7f29643c8985 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -3959,8 +3959,9 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer) regs = task_pt_regs(current); if (regs) { - if (perf_event_overflow(event, 0, &data, regs)) - ret = HRTIMER_NORESTART; + if (!(event->attr.exclude_idle && current->pid == 0)) + if (perf_event_overflow(event, 0, &data, regs)) + ret = HRTIMER_NORESTART; } period = max_t(u64, 10000, event->hw.sample_period); @@ -3969,6 +3970,42 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer) return ret; } +static void perf_swevent_start_hrtimer(struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + hwc->hrtimer.function = perf_swevent_hrtimer; + if (hwc->sample_period) { + u64 period; + + if (hwc->remaining) { + if (hwc->remaining < 0) + period = 10000; + else + period = hwc->remaining; + hwc->remaining = 0; + } else { + period = max_t(u64, 10000, hwc->sample_period); + } + __hrtimer_start_range_ns(&hwc->hrtimer, + ns_to_ktime(period), 0, + HRTIMER_MODE_REL, 0); + } +} + +static void perf_swevent_cancel_hrtimer(struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + if (hwc->sample_period) { + ktime_t remaining = hrtimer_get_remaining(&hwc->hrtimer); + hwc->remaining = ktime_to_ns(remaining); + + hrtimer_cancel(&hwc->hrtimer); + } +} + /* * Software event: cpu wall time clock */ @@ -3991,22 +4028,14 @@ static int cpu_clock_perf_event_enable(struct perf_event *event) int cpu = raw_smp_processor_id(); atomic64_set(&hwc->prev_count, cpu_clock(cpu)); - hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); - hwc->hrtimer.function = perf_swevent_hrtimer; - if (hwc->sample_period) { - u64 period = max_t(u64, 10000, hwc->sample_period); - __hrtimer_start_range_ns(&hwc->hrtimer, - ns_to_ktime(period), 0, - HRTIMER_MODE_REL, 0); - } + perf_swevent_start_hrtimer(event); return 0; } static void cpu_clock_perf_event_disable(struct perf_event *event) { - if (event->hw.sample_period) - hrtimer_cancel(&event->hw.hrtimer); + perf_swevent_cancel_hrtimer(event); cpu_clock_perf_event_update(event); } @@ -4043,22 +4072,15 @@ static int task_clock_perf_event_enable(struct perf_event *event) now = event->ctx->time; atomic64_set(&hwc->prev_count, now); - hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); - hwc->hrtimer.function = perf_swevent_hrtimer; - if (hwc->sample_period) { - u64 period = max_t(u64, 10000, hwc->sample_period); - __hrtimer_start_range_ns(&hwc->hrtimer, - ns_to_ktime(period), 0, - HRTIMER_MODE_REL, 0); - } + + perf_swevent_start_hrtimer(event); return 0; } static void task_clock_perf_event_disable(struct perf_event *event) { - if (event->hw.sample_period) - hrtimer_cancel(&event->hw.hrtimer); + perf_swevent_cancel_hrtimer(event); task_clock_perf_event_update(event, event->ctx->time); } diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c index 04b3a83d686f..04a9e90d248f 100644 --- a/kernel/power/hibernate.c +++ b/kernel/power/hibernate.c @@ -693,21 +693,22 @@ static int software_resume(void) /* The snapshot device should not be opened while we're running */ if (!atomic_add_unless(&snapshot_device_available, -1, 0)) { error = -EBUSY; + swsusp_close(FMODE_READ); goto Unlock; } pm_prepare_console(); error = pm_notifier_call_chain(PM_RESTORE_PREPARE); if (error) - goto Finish; + goto close_finish; error = usermodehelper_disable(); if (error) - goto Finish; + goto close_finish; error = create_basic_memory_bitmaps(); if (error) - goto Finish; + goto close_finish; pr_debug("PM: Preparing processes for restore.\n"); error = prepare_processes(); @@ -719,6 +720,7 @@ static int software_resume(void) pr_debug("PM: Reading hibernation image.\n"); error = swsusp_read(&flags); + swsusp_close(FMODE_READ); if (!error) hibernation_restore(flags & SF_PLATFORM_MODE); @@ -737,6 +739,9 @@ static int software_resume(void) mutex_unlock(&pm_mutex); pr_debug("PM: Resume from disk failed.\n"); return error; +close_finish: + swsusp_close(FMODE_READ); + goto Finish; } late_initcall(software_resume); diff --git a/kernel/power/swap.c b/kernel/power/swap.c index b101cdc4df3f..890f6b11b1d3 100644 --- a/kernel/power/swap.c +++ b/kernel/power/swap.c @@ -314,7 +314,6 @@ static int save_image(struct swap_map_handle *handle, { unsigned int m; int ret; - int error = 0; int nr_pages; int err2; struct bio *bio; @@ -329,26 +328,27 @@ static int save_image(struct swap_map_handle *handle, nr_pages = 0; bio = NULL; do_gettimeofday(&start); - do { + while (1) { ret = snapshot_read_next(snapshot, PAGE_SIZE); - if (ret > 0) { - error = swap_write_page(handle, data_of(*snapshot), - &bio); - if (error) - break; - if (!(nr_pages % m)) - printk("\b\b\b\b%3d%%", nr_pages / m); - nr_pages++; - } - } while (ret > 0); + if (ret <= 0) + break; + ret = swap_write_page(handle, data_of(*snapshot), &bio); + if (ret) + break; + if (!(nr_pages % m)) + printk("\b\b\b\b%3d%%", nr_pages / m); + nr_pages++; + } err2 = wait_on_bio_chain(&bio); do_gettimeofday(&stop); - if (!error) - error = err2; - if (!error) + if (!ret) + ret = err2; + if (!ret) printk("\b\b\b\bdone\n"); + else + printk("\n"); swsusp_show_speed(&start, &stop, nr_to_write, "Wrote"); - return error; + return ret; } /** @@ -536,7 +536,8 @@ static int load_image(struct swap_map_handle *handle, snapshot_write_finalize(snapshot); if (!snapshot_image_loaded(snapshot)) error = -ENODATA; - } + } else + printk("\n"); swsusp_show_speed(&start, &stop, nr_to_read, "Read"); return error; } @@ -572,8 +573,6 @@ int swsusp_read(unsigned int *flags_p) error = load_image(&handle, &snapshot, header->pages - 1); release_swap_reader(&handle); - blkdev_put(resume_bdev, FMODE_READ); - if (!error) pr_debug("PM: Image successfully loaded\n"); else @@ -596,7 +595,7 @@ int swsusp_check(void) error = bio_read_page(swsusp_resume_block, swsusp_header, NULL); if (error) - return error; + goto put; if (!memcmp(SWSUSP_SIG, swsusp_header->sig, 10)) { memcpy(swsusp_header->sig, swsusp_header->orig_sig, 10); @@ -604,8 +603,10 @@ int swsusp_check(void) error = bio_write_page(swsusp_resume_block, swsusp_header, NULL); } else { - return -EINVAL; + error = -EINVAL; } + +put: if (error) blkdev_put(resume_bdev, FMODE_READ); else diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 37ba67e33265..9c451a1930b6 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -740,7 +740,7 @@ ftrace_profile_write(struct file *filp, const char __user *ubuf, out: mutex_unlock(&ftrace_profile_lock); - filp->f_pos += cnt; + *ppos += cnt; return cnt; } diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index d4ff01970547..3ffa502fb243 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -483,7 +483,7 @@ struct ring_buffer_iter { /* Up this if you want to test the TIME_EXTENTS and normalization */ #define DEBUG_SHIFT 0 -static inline u64 rb_time_stamp(struct ring_buffer *buffer, int cpu) +static inline u64 rb_time_stamp(struct ring_buffer *buffer) { /* shift to debug/test normalization and TIME_EXTENTS */ return buffer->clock() << DEBUG_SHIFT; @@ -494,7 +494,7 @@ u64 ring_buffer_time_stamp(struct ring_buffer *buffer, int cpu) u64 time; preempt_disable_notrace(); - time = rb_time_stamp(buffer, cpu); + time = rb_time_stamp(buffer); preempt_enable_no_resched_notrace(); return time; @@ -599,7 +599,7 @@ static struct list_head *rb_list_head(struct list_head *list) } /* - * rb_is_head_page - test if the give page is the head page + * rb_is_head_page - test if the given page is the head page * * Because the reader may move the head_page pointer, we can * not trust what the head page is (it may be pointing to @@ -1868,7 +1868,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer, * Nested commits always have zero deltas, so * just reread the time stamp */ - *ts = rb_time_stamp(buffer, cpu_buffer->cpu); + *ts = rb_time_stamp(buffer); next_page->page->time_stamp = *ts; } @@ -2111,7 +2111,7 @@ rb_reserve_next_event(struct ring_buffer *buffer, if (RB_WARN_ON(cpu_buffer, ++nr_loops > 1000)) goto out_fail; - ts = rb_time_stamp(cpu_buffer->buffer, cpu_buffer->cpu); + ts = rb_time_stamp(cpu_buffer->buffer); /* * Only the first commit can update the timestamp. @@ -2681,7 +2681,7 @@ unsigned long ring_buffer_entries(struct ring_buffer *buffer) EXPORT_SYMBOL_GPL(ring_buffer_entries); /** - * ring_buffer_overrun_cpu - get the number of overruns in buffer + * ring_buffer_overruns - get the number of overruns in buffer * @buffer: The ring buffer * * Returns the total number of overruns in the ring buffer diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index c820b0310a12..b20d3ec75de9 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -2440,7 +2440,7 @@ tracing_trace_options_write(struct file *filp, const char __user *ubuf, return ret; } - filp->f_pos += cnt; + *ppos += cnt; return cnt; } @@ -2582,7 +2582,7 @@ tracing_ctrl_write(struct file *filp, const char __user *ubuf, } mutex_unlock(&trace_types_lock); - filp->f_pos += cnt; + *ppos += cnt; return cnt; } @@ -2764,7 +2764,7 @@ tracing_set_trace_write(struct file *filp, const char __user *ubuf, if (err) return err; - filp->f_pos += ret; + *ppos += ret; return ret; } @@ -3299,7 +3299,7 @@ tracing_entries_write(struct file *filp, const char __user *ubuf, } } - filp->f_pos += cnt; + *ppos += cnt; /* If check pages failed, return ENOMEM */ if (tracing_disabled) diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c index ed17565826b0..b6c12c6a1bcd 100644 --- a/kernel/trace/trace_output.c +++ b/kernel/trace/trace_output.c @@ -69,6 +69,9 @@ enum print_line_t trace_print_printk_msg_only(struct trace_iterator *iter) * @s: trace sequence descriptor * @fmt: printf format string * + * It returns 0 if the trace oversizes the buffer's free + * space, 1 otherwise. + * * The tracer may use either sequence operations or its own * copy to user routines. To simplify formating of a trace * trace_seq_printf is used to store strings into a special @@ -95,7 +98,7 @@ trace_seq_printf(struct trace_seq *s, const char *fmt, ...) s->len += ret; - return len; + return 1; } EXPORT_SYMBOL_GPL(trace_seq_printf); diff --git a/mm/swapfile.c b/mm/swapfile.c index a1bc6b9af9a2..9c590eef7912 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -1151,8 +1151,7 @@ static int try_to_unuse(unsigned int type) } else retval = unuse_mm(mm, entry, page); - if (set_start_mm && - swap_count(*swap_map) < swcount) { + if (set_start_mm && *swap_map < swcount) { mmput(new_start_mm); atomic_inc(&mm->mm_users); new_start_mm = mm; diff --git a/net/9p/client.c b/net/9p/client.c index 5bf5f227dbe0..8af95b2dddd6 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -582,11 +582,9 @@ static struct p9_fid *p9_fid_create(struct p9_client *clnt) memset(&fid->qid, 0, sizeof(struct p9_qid)); fid->mode = -1; - fid->rdir_fpos = 0; fid->uid = current_fsuid(); fid->clnt = clnt; - fid->aux = NULL; - + fid->rdir = NULL; spin_lock_irqsave(&clnt->lock, flags); list_add(&fid->flist, &clnt->fidlist); spin_unlock_irqrestore(&clnt->lock, flags); @@ -609,6 +607,7 @@ static void p9_fid_destroy(struct p9_fid *fid) spin_lock_irqsave(&clnt->lock, flags); list_del(&fid->flist); spin_unlock_irqrestore(&clnt->lock, flags); + kfree(fid->rdir); kfree(fid); } diff --git a/net/core/datagram.c b/net/core/datagram.c index 1c6cf3a1a4f6..4ade3011bb3c 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -224,6 +224,15 @@ void skb_free_datagram(struct sock *sk, struct sk_buff *skb) consume_skb(skb); sk_mem_reclaim_partial(sk); } +EXPORT_SYMBOL(skb_free_datagram); + +void skb_free_datagram_locked(struct sock *sk, struct sk_buff *skb) +{ + lock_sock(sk); + skb_free_datagram(sk, skb); + release_sock(sk); +} +EXPORT_SYMBOL(skb_free_datagram_locked); /** * skb_kill_datagram - Free a datagram skbuff forcibly @@ -752,5 +761,4 @@ unsigned int datagram_poll(struct file *file, struct socket *sock, EXPORT_SYMBOL(datagram_poll); EXPORT_SYMBOL(skb_copy_and_csum_datagram_iovec); EXPORT_SYMBOL(skb_copy_datagram_iovec); -EXPORT_SYMBOL(skb_free_datagram); EXPORT_SYMBOL(skb_recv_datagram); diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index e2f950592566..aa00398be80e 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -229,14 +229,17 @@ unsigned int inet_dev_addr_type(struct net *net, const struct net_device *dev, */ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif, - struct net_device *dev, __be32 *spec_dst, u32 *itag) + struct net_device *dev, __be32 *spec_dst, + u32 *itag, u32 mark) { struct in_device *in_dev; struct flowi fl = { .nl_u = { .ip4_u = { .daddr = src, .saddr = dst, .tos = tos } }, + .mark = mark, .iif = oif }; + struct fib_result res; int no_addr, rpf; int ret; diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 41ada9904d31..143333852624 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -1464,7 +1464,7 @@ static void ipgre_tap_setup(struct net_device *dev) ether_setup(dev); - dev->netdev_ops = &ipgre_netdev_ops; + dev->netdev_ops = &ipgre_tap_netdev_ops; dev->destructor = free_netdev; dev->iflink = 0; @@ -1525,25 +1525,29 @@ static int ipgre_changelink(struct net_device *dev, struct nlattr *tb[], if (t->dev != dev) return -EEXIST; } else { - unsigned nflags = 0; - t = nt; - if (ipv4_is_multicast(p.iph.daddr)) - nflags = IFF_BROADCAST; - else if (p.iph.daddr) - nflags = IFF_POINTOPOINT; + if (dev->type != ARPHRD_ETHER) { + unsigned nflags = 0; - if ((dev->flags ^ nflags) & - (IFF_POINTOPOINT | IFF_BROADCAST)) - return -EINVAL; + if (ipv4_is_multicast(p.iph.daddr)) + nflags = IFF_BROADCAST; + else if (p.iph.daddr) + nflags = IFF_POINTOPOINT; + + if ((dev->flags ^ nflags) & + (IFF_POINTOPOINT | IFF_BROADCAST)) + return -EINVAL; + } ipgre_tunnel_unlink(ign, t); t->parms.iph.saddr = p.iph.saddr; t->parms.iph.daddr = p.iph.daddr; t->parms.i_key = p.i_key; - memcpy(dev->dev_addr, &p.iph.saddr, 4); - memcpy(dev->broadcast, &p.iph.daddr, 4); + if (dev->type != ARPHRD_ETHER) { + memcpy(dev->dev_addr, &p.iph.saddr, 4); + memcpy(dev->broadcast, &p.iph.daddr, 4); + } ipgre_tunnel_link(ign, t); netdev_state_change(dev); } diff --git a/net/ipv4/route.c b/net/ipv4/route.c index bb4199252026..5b1050a5d874 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1854,7 +1854,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr, goto e_inval; spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK); } else if (fib_validate_source(saddr, 0, tos, 0, - dev, &spec_dst, &itag) < 0) + dev, &spec_dst, &itag, 0) < 0) goto e_inval; rth = dst_alloc(&ipv4_dst_ops); @@ -1967,7 +1967,7 @@ static int __mkroute_input(struct sk_buff *skb, err = fib_validate_source(saddr, daddr, tos, FIB_RES_OIF(*res), - in_dev->dev, &spec_dst, &itag); + in_dev->dev, &spec_dst, &itag, skb->mark); if (err < 0) { ip_handle_martian_source(in_dev->dev, in_dev, skb, daddr, saddr); @@ -2141,7 +2141,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr, int result; result = fib_validate_source(saddr, daddr, tos, net->loopback_dev->ifindex, - dev, &spec_dst, &itag); + dev, &spec_dst, &itag, skb->mark); if (result < 0) goto martian_source; if (result) @@ -2170,7 +2170,7 @@ brd_input: spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK); else { err = fib_validate_source(saddr, 0, tos, 0, dev, &spec_dst, - &itag); + &itag, skb->mark); if (err < 0) goto martian_source; if (err) diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index d0d436d6216c..0fa9f70e4b19 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -999,9 +999,7 @@ try_again: err = ulen; out_free: - lock_sock(sk); - skb_free_datagram(sk, skb); - release_sock(sk); + skb_free_datagram_locked(sk, skb); out: return err; diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 3a60f12b34ed..cf538ed5ef6a 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -288,9 +288,7 @@ try_again: err = ulen; out_free: - lock_sock(sk); - skb_free_datagram(sk, skb); - release_sock(sk); + skb_free_datagram_locked(sk, skb); out: return err; diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c index bd765f30dba2..b09948ceec4a 100644 --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c @@ -666,26 +666,25 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local, state = &sta->ampdu_mlme.tid_state_tx[tid]; + del_timer_sync(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer); + spin_lock_bh(&sta->lock); - if (!(*state & HT_ADDBA_REQUESTED_MSK)) { - spin_unlock_bh(&sta->lock); - return; - } + if (!(*state & HT_ADDBA_REQUESTED_MSK)) + goto timer_still_needed; if (mgmt->u.action.u.addba_resp.dialog_token != sta->ampdu_mlme.tid_tx[tid]->dialog_token) { - spin_unlock_bh(&sta->lock); #ifdef CONFIG_MAC80211_HT_DEBUG printk(KERN_DEBUG "wrong addBA response token, tid %d\n", tid); #endif /* CONFIG_MAC80211_HT_DEBUG */ - return; + goto timer_still_needed; } - del_timer_sync(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer); #ifdef CONFIG_MAC80211_HT_DEBUG printk(KERN_DEBUG "switched off addBA timer for tid %d \n", tid); #endif /* CONFIG_MAC80211_HT_DEBUG */ + if (le16_to_cpu(mgmt->u.action.u.addba_resp.status) == WLAN_STATUS_SUCCESS) { u8 curstate = *state; @@ -699,5 +698,11 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local, } else { ___ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR); } + + goto out; + + timer_still_needed: + add_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer); + out: spin_unlock_bh(&sta->lock); } diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 5608f6c68413..7b5131bd6fa1 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -72,6 +72,9 @@ static int ieee80211_change_iface(struct wiphy *wiphy, struct ieee80211_sub_if_data *sdata; int ret; + if (netif_running(dev)) + return -EBUSY; + if (!nl80211_type_check(type)) return -EINVAL; @@ -81,9 +84,6 @@ static int ieee80211_change_iface(struct wiphy *wiphy, if (ret) return ret; - if (netif_running(sdata->dev)) - return -EBUSY; - if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len) ieee80211_sdata_set_mesh_id(sdata, params->mesh_id_len, diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index 0891bfb06996..48ef1a282b91 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -153,7 +153,7 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, if (net_ratelimit()) printk(KERN_DEBUG "delba from %pM (%s) tid %d reason code %d\n", mgmt->sa, initiator ? "initiator" : "recipient", tid, - mgmt->u.action.u.delba.reason_code); + le16_to_cpu(mgmt->u.action.u.delba.reason_code)); #endif /* CONFIG_MAC80211_HT_DEBUG */ if (initiator == WLAN_BACK_INITIATOR) diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index ca8ecce31d34..f1362f32c17d 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -73,6 +73,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgmt *mgmt; u8 *pos; struct ieee80211_supported_band *sband; + struct cfg80211_bss *bss; u32 bss_change; u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; @@ -177,8 +178,9 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, mod_timer(&ifibss->timer, round_jiffies(jiffies + IEEE80211_IBSS_MERGE_INTERVAL)); - cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel, - mgmt, skb->len, 0, GFP_KERNEL); + bss = cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel, + mgmt, skb->len, 0, GFP_KERNEL); + cfg80211_put_bss(bss); cfg80211_ibss_joined(sdata->dev, ifibss->bssid, GFP_KERNEL); } diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index ccc5e83cae5d..1c246a4f491e 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -111,7 +111,7 @@ static void svc_release_skb(struct svc_rqst *rqstp) rqstp->rq_xprt_ctxt = NULL; dprintk("svc: service %p, releasing skb %p\n", rqstp, skb); - skb_free_datagram(svsk->sk_sk, skb); + skb_free_datagram_locked(svsk->sk_sk, skb); } } @@ -578,7 +578,7 @@ static int svc_udp_recvfrom(struct svc_rqst *rqstp) "svc: received unknown control message %d/%d; " "dropping RPC reply datagram\n", cmh->cmsg_level, cmh->cmsg_type); - skb_free_datagram(svsk->sk_sk, skb); + skb_free_datagram_locked(svsk->sk_sk, skb); return 0; } @@ -588,18 +588,18 @@ static int svc_udp_recvfrom(struct svc_rqst *rqstp) if (csum_partial_copy_to_xdr(&rqstp->rq_arg, skb)) { local_bh_enable(); /* checksum error */ - skb_free_datagram(svsk->sk_sk, skb); + skb_free_datagram_locked(svsk->sk_sk, skb); return 0; } local_bh_enable(); - skb_free_datagram(svsk->sk_sk, skb); + skb_free_datagram_locked(svsk->sk_sk, skb); } else { /* we can use it in-place */ rqstp->rq_arg.head[0].iov_base = skb->data + sizeof(struct udphdr); rqstp->rq_arg.head[0].iov_len = len; if (skb_checksum_complete(skb)) { - skb_free_datagram(svsk->sk_sk, skb); + skb_free_datagram_locked(svsk->sk_sk, skb); return 0; } rqstp->rq_xprt_ctxt = skb; diff --git a/net/wireless/sme.c b/net/wireless/sme.c index ece378d531ef..9f0b2800a9d7 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -165,7 +165,7 @@ void cfg80211_conn_work(struct work_struct *work) struct cfg80211_registered_device *rdev = container_of(work, struct cfg80211_registered_device, conn_work); struct wireless_dev *wdev; - u8 bssid[ETH_ALEN]; + u8 bssid_buf[ETH_ALEN], *bssid = NULL; rtnl_lock(); cfg80211_lock_rdev(rdev); @@ -181,7 +181,10 @@ void cfg80211_conn_work(struct work_struct *work) wdev_unlock(wdev); continue; } - memcpy(bssid, wdev->conn->params.bssid, ETH_ALEN); + if (wdev->conn->params.bssid) { + memcpy(bssid_buf, wdev->conn->params.bssid, ETH_ALEN); + bssid = bssid_buf; + } if (cfg80211_conn_do_work(wdev)) __cfg80211_connect_result( wdev->netdev, bssid, diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 0c1440121c22..c69c60b2a48a 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -953,11 +953,12 @@ static int snd_pcm_dev_register(struct snd_device *device) struct snd_pcm_substream *substream; struct snd_pcm_notify *notify; char str[16]; - struct snd_pcm *pcm = device->device_data; + struct snd_pcm *pcm; struct device *dev; - if (snd_BUG_ON(!pcm || !device)) + if (snd_BUG_ON(!device || !device->device_data)) return -ENXIO; + pcm = device->device_data; mutex_lock(®ister_mutex); err = snd_pcm_add(pcm); if (err) { diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c index 6ba066c41d2e..252e04ce602f 100644 --- a/sound/drivers/dummy.c +++ b/sound/drivers/dummy.c @@ -165,7 +165,7 @@ MODULE_PARM_DESC(enable, "Enable this dummy soundcard."); module_param_array(pcm_devs, int, NULL, 0444); MODULE_PARM_DESC(pcm_devs, "PCM devices # (0-4) for dummy driver."); module_param_array(pcm_substreams, int, NULL, 0444); -MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-16) for dummy driver."); +MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-128) for dummy driver."); //module_param_array(midi_devs, int, NULL, 0444); //MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver."); module_param(fake_buffer, bool, 0444); @@ -808,8 +808,6 @@ static int __devinit snd_card_dummy_new_mixer(struct snd_dummy *dummy) unsigned int idx; int err; - if (snd_BUG_ON(!dummy)) - return -EINVAL; spin_lock_init(&dummy->mixer_lock); strcpy(card->mixername, "Dummy Mixer"); diff --git a/sound/drivers/pcsp/pcsp_lib.c b/sound/drivers/pcsp/pcsp_lib.c index 84cc2658c05b..e1145ac6e908 100644 --- a/sound/drivers/pcsp/pcsp_lib.c +++ b/sound/drivers/pcsp/pcsp_lib.c @@ -39,25 +39,20 @@ static DECLARE_TASKLET(pcsp_pcm_tasklet, pcsp_call_pcm_elapsed, 0); /* write the port and returns the next expire time in ns; * called at the trigger-start and in hrtimer callback */ -static unsigned long pcsp_timer_update(struct hrtimer *handle) +static u64 pcsp_timer_update(struct snd_pcsp *chip) { unsigned char timer_cnt, val; u64 ns; struct snd_pcm_substream *substream; struct snd_pcm_runtime *runtime; - struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer); unsigned long flags; if (chip->thalf) { outb(chip->val61, 0x61); chip->thalf = 0; - if (!atomic_read(&chip->timer_active)) - return 0; return chip->ns_rem; } - if (!atomic_read(&chip->timer_active)) - return 0; substream = chip->playback_substream; if (!substream) return 0; @@ -88,24 +83,17 @@ static unsigned long pcsp_timer_update(struct hrtimer *handle) return ns; } -enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) +static void pcsp_pointer_update(struct snd_pcsp *chip) { - struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer); struct snd_pcm_substream *substream; - int periods_elapsed, pointer_update; size_t period_bytes, buffer_bytes; - unsigned long ns; + int periods_elapsed; unsigned long flags; - pointer_update = !chip->thalf; - ns = pcsp_timer_update(handle); - if (!ns) - return HRTIMER_NORESTART; - /* update the playback position */ substream = chip->playback_substream; if (!substream) - return HRTIMER_NORESTART; + return; period_bytes = snd_pcm_lib_period_bytes(substream); buffer_bytes = snd_pcm_lib_buffer_bytes(substream); @@ -134,6 +122,26 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) if (periods_elapsed) tasklet_schedule(&pcsp_pcm_tasklet); +} + +enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) +{ + struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer); + int pointer_update; + u64 ns; + + if (!atomic_read(&chip->timer_active) || !chip->playback_substream) + return HRTIMER_NORESTART; + + pointer_update = !chip->thalf; + ns = pcsp_timer_update(chip); + if (!ns) { + printk(KERN_WARNING "PCSP: unexpected stop\n"); + return HRTIMER_NORESTART; + } + + if (pointer_update) + pcsp_pointer_update(chip); hrtimer_forward(handle, hrtimer_get_expires(handle), ns_to_ktime(ns)); @@ -142,8 +150,6 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) static int pcsp_start_playing(struct snd_pcsp *chip) { - unsigned long ns; - #if PCSP_DEBUG printk(KERN_INFO "PCSP: start_playing called\n"); #endif @@ -159,11 +165,7 @@ static int pcsp_start_playing(struct snd_pcsp *chip) atomic_set(&chip->timer_active, 1); chip->thalf = 0; - ns = pcsp_timer_update(&pcsp_chip.timer); - if (!ns) - return -EIO; - - hrtimer_start(&pcsp_chip.timer, ktime_set(0, ns), HRTIMER_MODE_REL); + hrtimer_start(&pcsp_chip.timer, ktime_set(0, 0), HRTIMER_MODE_REL); return 0; } @@ -232,21 +234,22 @@ static int snd_pcsp_playback_hw_free(struct snd_pcm_substream *substream) static int snd_pcsp_playback_prepare(struct snd_pcm_substream *substream) { struct snd_pcsp *chip = snd_pcm_substream_chip(substream); + pcsp_sync_stop(chip); + chip->playback_ptr = 0; + chip->period_ptr = 0; + chip->fmt_size = + snd_pcm_format_physical_width(substream->runtime->format) >> 3; + chip->is_signed = snd_pcm_format_signed(substream->runtime->format); #if PCSP_DEBUG printk(KERN_INFO "PCSP: prepare called, " - "size=%zi psize=%zi f=%zi f1=%i\n", + "size=%zi psize=%zi f=%zi f1=%i fsize=%i\n", snd_pcm_lib_buffer_bytes(substream), snd_pcm_lib_period_bytes(substream), snd_pcm_lib_buffer_bytes(substream) / snd_pcm_lib_period_bytes(substream), - substream->runtime->periods); + substream->runtime->periods, + chip->fmt_size); #endif - pcsp_sync_stop(chip); - chip->playback_ptr = 0; - chip->period_ptr = 0; - chip->fmt_size = - snd_pcm_format_physical_width(substream->runtime->format) >> 3; - chip->is_signed = snd_pcm_format_signed(substream->runtime->format); return 0; } diff --git a/sound/drivers/pcsp/pcsp_mixer.c b/sound/drivers/pcsp/pcsp_mixer.c index 199b03377142..903bc846763f 100644 --- a/sound/drivers/pcsp/pcsp_mixer.c +++ b/sound/drivers/pcsp/pcsp_mixer.c @@ -72,7 +72,7 @@ static int pcsp_treble_put(struct snd_kcontrol *kcontrol, if (treble != chip->treble) { chip->treble = treble; #if PCSP_DEBUG - printk(KERN_INFO "PCSP: rate set to %i\n", PCSP_RATE()); + printk(KERN_INFO "PCSP: rate set to %li\n", PCSP_RATE()); #endif changed = 1; } diff --git a/sound/parisc/harmony.c b/sound/parisc/harmony.c index e924492df21d..f47f9e226b08 100644 --- a/sound/parisc/harmony.c +++ b/sound/parisc/harmony.c @@ -624,6 +624,9 @@ snd_harmony_pcm_init(struct snd_harmony *h) struct snd_pcm *pcm; int err; + if (snd_BUG_ON(!h)) + return -EINVAL; + harmony_disable_interrupts(h); err = snd_pcm_new(h->card, "harmony", 0, 1, 1, &pcm); @@ -865,11 +868,12 @@ snd_harmony_mixer_reset(struct snd_harmony *h) static int __devinit snd_harmony_mixer_init(struct snd_harmony *h) { - struct snd_card *card = h->card; + struct snd_card *card; int idx, err; if (snd_BUG_ON(!h)) return -EINVAL; + card = h->card; strcpy(card->mixername, "Harmony Gain control interface"); for (idx = 0; idx < HARMONY_CONTROLS; idx++) { diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig index fb5ee3cc3968..75c602b5b132 100644 --- a/sound/pci/Kconfig +++ b/sound/pci/Kconfig @@ -259,7 +259,6 @@ config SND_CS5530 config SND_CS5535AUDIO tristate "CS5535/CS5536 Audio" - depends on X86 && !X86_64 select SND_PCM select SND_AC97_CODEC help diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c index b458d208720b..aaf4da68969c 100644 --- a/sound/pci/ali5451/ali5451.c +++ b/sound/pci/ali5451/ali5451.c @@ -973,7 +973,7 @@ static void snd_ali_free_voice(struct snd_ali * codec, void *private_data; snd_ali_printk("free_voice: channel=%d\n",pvoice->number); - if (pvoice == NULL || !pvoice->use) + if (!pvoice->use) return; snd_ali_clear_voices(codec, pvoice->number, pvoice->number); spin_lock_irq(&codec->voice_alloc); diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index c9ad182e1b4b..e340792f6cb3 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2674,6 +2674,7 @@ static struct pci_device_id azx_ids[] = { { PCI_DEVICE(0x10de, 0x044b), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x055c), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x055d), .driver_data = AZX_DRIVER_NVIDIA }, + { PCI_DEVICE(0x10de, 0x0590), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x0774), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x0775), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x0776), .driver_data = AZX_DRIVER_NVIDIA }, diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index c08ca660daba..ff20048504b6 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -965,6 +965,8 @@ static void alc_automute_pin(struct hda_codec *codec) unsigned int nid = spec->autocfg.hp_pins[0]; int i; + if (!nid) + return; pincap = snd_hda_query_pin_caps(codec, nid); if (pincap & AC_PINCAP_TRIG_REQ) /* need trigger? */ snd_hda_codec_read(codec, nid, 0, AC_VERB_SET_PIN_SENSE, 0); @@ -12602,7 +12604,8 @@ static struct snd_pci_quirk alc268_cfg_tbl[] = { SND_PCI_QUIRK(0x1025, 0x015b, "Acer Aspire One", ALC268_ACER_ASPIRE_ONE), SND_PCI_QUIRK(0x1028, 0x0253, "Dell OEM", ALC268_DELL), - SND_PCI_QUIRK(0x1028, 0x02b0, "Dell Inspiron Mini9", ALC268_DELL), + SND_PCI_QUIRK_MASK(0x1028, 0xfff0, 0x02b0, + "Dell Inspiron Mini9/Vostro A90", ALC268_DELL), /* almost compatible with toshiba but with optional digital outs; * auto-probing seems working fine */ @@ -17374,7 +17377,7 @@ static int alc662_auto_create_extra_out(struct hda_codec *codec, hda_nid_t pin, /* create playback/capture controls for input pins */ #define alc662_auto_create_input_ctls \ - alc880_auto_create_input_ctls + alc882_auto_create_input_ctls static void alc662_auto_set_output_and_unmute(struct hda_codec *codec, hda_nid_t nid, int pin_type, diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c index 91683a349035..8a332d2f615c 100644 --- a/sound/pci/via82xx.c +++ b/sound/pci/via82xx.c @@ -386,6 +386,7 @@ struct via82xx { struct snd_pcm *pcms[2]; struct snd_rawmidi *rmidi; + struct snd_kcontrol *dxs_controls[4]; struct snd_ac97_bus *ac97_bus; struct snd_ac97 *ac97; @@ -1216,9 +1217,9 @@ static int snd_via82xx_pcm_open(struct via82xx *chip, struct viadev *viadev, /* - * open callback for playback on via686 and via823x DSX + * open callback for playback on via686 */ -static int snd_via82xx_playback_open(struct snd_pcm_substream *substream) +static int snd_via686_playback_open(struct snd_pcm_substream *substream) { struct via82xx *chip = snd_pcm_substream_chip(substream); struct viadev *viadev = &chip->devs[chip->playback_devno + substream->number]; @@ -1230,6 +1231,32 @@ static int snd_via82xx_playback_open(struct snd_pcm_substream *substream) } /* + * open callback for playback on via823x DXS + */ +static int snd_via8233_playback_open(struct snd_pcm_substream *substream) +{ + struct via82xx *chip = snd_pcm_substream_chip(substream); + struct viadev *viadev; + unsigned int stream; + int err; + + viadev = &chip->devs[chip->playback_devno + substream->number]; + if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0) + return err; + stream = viadev->reg_offset / 0x10; + if (chip->dxs_controls[stream]) { + chip->playback_volume[stream][0] = 0; + chip->playback_volume[stream][1] = 0; + chip->dxs_controls[stream]->vd[0].access &= + ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, + &chip->dxs_controls[stream]->id); + } + return 0; +} + +/* * open callback for playback on via823x multi-channel */ static int snd_via8233_multi_open(struct snd_pcm_substream *substream) @@ -1302,10 +1329,26 @@ static int snd_via82xx_pcm_close(struct snd_pcm_substream *substream) return 0; } +static int snd_via8233_playback_close(struct snd_pcm_substream *substream) +{ + struct via82xx *chip = snd_pcm_substream_chip(substream); + struct viadev *viadev = substream->runtime->private_data; + unsigned int stream; + + stream = viadev->reg_offset / 0x10; + if (chip->dxs_controls[stream]) { + chip->dxs_controls[stream]->vd[0].access |= + SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, + &chip->dxs_controls[stream]->id); + } + return snd_via82xx_pcm_close(substream); +} + /* via686 playback callbacks */ static struct snd_pcm_ops snd_via686_playback_ops = { - .open = snd_via82xx_playback_open, + .open = snd_via686_playback_open, .close = snd_via82xx_pcm_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = snd_via82xx_hw_params, @@ -1331,8 +1374,8 @@ static struct snd_pcm_ops snd_via686_capture_ops = { /* via823x DSX playback callbacks */ static struct snd_pcm_ops snd_via8233_playback_ops = { - .open = snd_via82xx_playback_open, - .close = snd_via82xx_pcm_close, + .open = snd_via8233_playback_open, + .close = snd_via8233_playback_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = snd_via82xx_hw_params, .hw_free = snd_via82xx_hw_free, @@ -1709,8 +1752,9 @@ static struct snd_kcontrol_new snd_via8233_dxs_volume_control __devinitdata = { .device = 0, /* .subdevice set later */ .name = "PCM Playback Volume", - .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | - SNDRV_CTL_ELEM_ACCESS_TLV_READ), + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ | + SNDRV_CTL_ELEM_ACCESS_INACTIVE, .info = snd_via8233_dxs_volume_info, .get = snd_via8233_dxs_volume_get, .put = snd_via8233_dxs_volume_put, @@ -1948,6 +1992,7 @@ static int __devinit snd_via8233_init_misc(struct via82xx *chip) err = snd_ctl_add(chip->card, kctl); if (err < 0) return err; + chip->dxs_controls[i] = kctl; } } } diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c index 7dea74b71cf1..64b859925c0b 100644 --- a/sound/pcmcia/pdaudiocf/pdaudiocf.c +++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c @@ -217,20 +217,25 @@ static void snd_pdacf_detach(struct pcmcia_device *link) * configuration callback */ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int pdacf_config(struct pcmcia_device *link) { struct snd_pdacf *pdacf = link->priv; - int last_fn, last_ret; + int ret; snd_printdd(KERN_DEBUG "pdacf_config called\n"); link->conf.ConfigIndex = 0x5; - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_io(link, &link->io); + if (ret) + goto failed; + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; if (snd_pdacf_assign_resources(pdacf, link->io.BasePort1, link->irq.AssignedIRQ) < 0) goto failed; @@ -238,8 +243,6 @@ static int pdacf_config(struct pcmcia_device *link) link->dev_node = &pdacf->node; return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: pcmcia_disable_device(link); return -ENODEV; diff --git a/sound/pcmcia/vx/vxpocket.c b/sound/pcmcia/vx/vxpocket.c index 7445cc8a47d3..1492744ad67f 100644 --- a/sound/pcmcia/vx/vxpocket.c +++ b/sound/pcmcia/vx/vxpocket.c @@ -213,14 +213,11 @@ static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq * configuration callback */ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int vxpocket_config(struct pcmcia_device *link) { struct vx_core *chip = link->priv; struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; - int last_fn, last_ret; + int ret; snd_printdd(KERN_DEBUG "vxpocket_config called\n"); @@ -235,9 +232,17 @@ static int vxpocket_config(struct pcmcia_device *link) strcpy(chip->card->driver, vxp440_hw.name); } - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_io(link, &link->io); + if (ret) + goto failed; + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; chip->dev = &handle_to_dev(link); snd_card_set_dev(chip->card, chip->dev); @@ -248,8 +253,6 @@ static int vxpocket_config(struct pcmcia_device *link) link->dev_node = &vxp->node; return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: pcmcia_disable_device(link); return -ENODEV; diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig index 2dee9839be86..653a362425df 100644 --- a/sound/soc/omap/Kconfig +++ b/sound/soc/omap/Kconfig @@ -21,7 +21,18 @@ config SND_OMAP_SOC_AMS_DELTA select SND_OMAP_SOC_MCBSP select SND_SOC_CX20442 help - Say Y if you want to add support for SoC audio on Amstrad Delta. + Say Y if you want to add support for SoC audio device connected to + a handset and a speakerphone found on Amstrad E3 (Delta) videophone. + + Note that in order to get those devices fully supported, you have to + build the kernel with standard serial port driver included and + configured for at least 4 ports. Then, from userspace, you must load + a line discipline #19 on the modem (ttyS3) serial line. The simplest + way to achieve this is to install util-linux-ng and use the included + ldattach utility. This can be started automatically from udev, + a simple rule like this one should do the trick (it does for me): + ACTION=="add", KERNEL=="controlC0", \ + RUN+="/usr/sbin/ldattach 19 /dev/ttyS3" config SND_OMAP_SOC_OSK5912 tristate "SoC Audio support for omap osk5912" diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c index 5cbbdc80fde3..1f35c6fcf5fd 100644 --- a/sound/soc/s3c24xx/s3c24xx-pcm.c +++ b/sound/soc/s3c24xx/s3c24xx-pcm.c @@ -75,11 +75,19 @@ static void s3c24xx_pcm_enqueue(struct snd_pcm_substream *substream) { struct s3c24xx_runtime_data *prtd = substream->runtime->private_data; dma_addr_t pos = prtd->dma_pos; + unsigned int limit; int ret; pr_debug("Entered %s\n", __func__); - while (prtd->dma_loaded < prtd->dma_limit) { + if (s3c_dma_has_circular()) { + limit = (prtd->dma_end - prtd->dma_start) / prtd->dma_period; + } else + limit = prtd->dma_limit; + + pr_debug("%s: loaded %d, limit %d\n", __func__, prtd->dma_loaded, limit); + + while (prtd->dma_loaded < limit) { unsigned long len = prtd->dma_period; pr_debug("dma_loaded: %d\n", prtd->dma_loaded); @@ -123,7 +131,7 @@ static void s3c24xx_audio_buffdone(struct s3c2410_dma_chan *channel, snd_pcm_period_elapsed(substream); spin_lock(&prtd->lock); - if (prtd->state & ST_RUNNING) { + if (prtd->state & ST_RUNNING && !s3c_dma_has_circular()) { prtd->dma_loaded--; s3c24xx_pcm_enqueue(substream); } @@ -164,6 +172,11 @@ static int s3c24xx_pcm_hw_params(struct snd_pcm_substream *substream, printk(KERN_ERR "failed to get dma channel\n"); return ret; } + + /* use the circular buffering if we have it available. */ + if (s3c_dma_has_circular()) + s3c2410_dma_setflags(prtd->params->channel, + S3C2410_DMAF_CIRCULAR); } s3c2410_dma_set_buffdone_fn(prtd->params->channel, diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 7ff04ad2a97e..0a1b2f64bbee 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -834,6 +834,9 @@ EXPORT_SYMBOL_GPL(snd_soc_resume_device); #define soc_resume NULL #endif +static struct snd_soc_dai_ops null_dai_ops = { +}; + static void snd_soc_instantiate_card(struct snd_soc_card *card) { struct platform_device *pdev = container_of(card->dev, @@ -877,6 +880,11 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card) ac97 = 1; } + for (i = 0; i < card->num_links; i++) { + if (!card->dai_link[i].codec_dai->ops) + card->dai_link[i].codec_dai->ops = &null_dai_ops; + } + /* If we have AC97 in the system then don't wait for the * codec. This will need revisiting if we have to handle * systems with mixed AC97 and non-AC97 parts. Only check for @@ -2329,9 +2337,6 @@ static int snd_soc_unregister_card(struct snd_soc_card *card) return 0; } -static struct snd_soc_dai_ops null_dai_ops = { -}; - /** * snd_soc_register_dai - Register a DAI with the ASoC core * diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 8de6f9dec4a2..d89f6dc00908 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -2072,9 +2072,9 @@ int snd_soc_dapm_stream_event(struct snd_soc_codec *codec, } } } - mutex_unlock(&codec->mutex); dapm_power_widgets(codec, event); + mutex_unlock(&codec->mutex); dump_dapm(codec, __func__); return 0; } diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c index 121af0644fd9..86b2c3b92df5 100644 --- a/sound/usb/caiaq/audio.c +++ b/sound/usb/caiaq/audio.c @@ -62,10 +62,14 @@ static void activate_substream(struct snd_usb_caiaqdev *dev, struct snd_pcm_substream *sub) { + spin_lock(&dev->spinlock); + if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) dev->sub_playback[sub->number] = sub; else dev->sub_capture[sub->number] = sub; + + spin_unlock(&dev->spinlock); } static void @@ -269,16 +273,22 @@ snd_usb_caiaq_pcm_pointer(struct snd_pcm_substream *sub) { int index = sub->number; struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(sub); + snd_pcm_uframes_t ptr; + + spin_lock(&dev->spinlock); if (dev->input_panic || dev->output_panic) - return SNDRV_PCM_POS_XRUN; + ptr = SNDRV_PCM_POS_XRUN; if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) - return bytes_to_frames(sub->runtime, + ptr = bytes_to_frames(sub->runtime, dev->audio_out_buf_pos[index]); else - return bytes_to_frames(sub->runtime, + ptr = bytes_to_frames(sub->runtime, dev->audio_in_buf_pos[index]); + + spin_unlock(&dev->spinlock); + return ptr; } /* operators for both playback and capture */ diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c index 83e6c1312d47..a3f02dd97440 100644 --- a/sound/usb/caiaq/device.c +++ b/sound/usb/caiaq/device.c @@ -35,7 +35,7 @@ #include "input.h" MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); -MODULE_DESCRIPTION("caiaq USB audio, version 1.3.19"); +MODULE_DESCRIPTION("caiaq USB audio, version 1.3.20"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2}," "{Native Instruments, RigKontrol3}," diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 742a32eee8fc..7e190d522cd5 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -177,8 +177,7 @@ endif # Include saner warnings here, which can catch bugs: # -EXTRA_WARNINGS := -Wcast-align -EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat +EXTRA_WARNINGS := -Wformat EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-security EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-y2k EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wshadow @@ -422,7 +421,11 @@ ifeq ($(uname_S),Darwin) PTHREAD_LIBS = endif -ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y) +ifeq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y) + ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y) + BASIC_CFLAGS += -DLIBELF_NO_MMAP + endif +else msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel and glibc-dev[el]); endif diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 47ea0609a760..226f44a2357d 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -413,7 +413,7 @@ static int dso__synthesize_plt_symbols(struct dso *self, int v) if (fd < 0) goto out; - elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); + elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); if (elf == NULL) goto out_close; @@ -533,7 +533,7 @@ static int dso__load_sym(struct dso *self, int fd, const char *name, Elf *elf; int nr = 0, kernel = !strcmp("[kernel]", self->name); - elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); + elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); if (elf == NULL) { if (v) fprintf(stderr, "%s: cannot read %s ELF file.\n", @@ -675,7 +675,7 @@ static char *dso__read_build_id(struct dso *self, int v) if (fd < 0) goto out; - elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); + elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); if (elf == NULL) { if (v) fprintf(stderr, "%s: cannot read %s ELF file.\n", diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index 6e8490716408..829da9edba64 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -27,6 +27,16 @@ static inline char *bfd_demangle(void __used *v, const char __used *c, #endif #endif +/* + * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP; + * for newer versions we can use mmap to reduce memory usage: + */ +#ifdef LIBELF_NO_MMAP +# define PERF_ELF_C_READ_MMAP ELF_C_READ +#else +# define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP +#endif + #ifndef DMGL_PARAMS #define DMGL_PARAMS (1 << 0) /* Include function args */ #define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */ |