Messages in this thread Patch in this message | | | Date | Tue, 2 Oct 2012 11:16:33 -0700 | From | Greg KH <> | Subject | Re: Linux 3.5.5 |
| |
diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt index 286ec04..82dd174 100644 --- a/Documentation/sound/alsa/HD-Audio-Models.txt +++ b/Documentation/sound/alsa/HD-Audio-Models.txt @@ -47,6 +47,7 @@ ALC882/883/885/888/889 acer-aspire-4930g Acer Aspire 4930G/5930G/6530G/6930G/7730G acer-aspire-8930g Acer Aspire 8330G/6935G acer-aspire Acer Aspire others + no-primary-hp VAIO Z workaround (for fixed speaker DAC) ALC861/660 ========== diff --git a/Makefile b/Makefile index 6453ead..b3dfc85 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 5 -SUBLEVEL = 4 +SUBLEVEL = 5 EXTRAVERSION = NAME = Saber-toothed Squirrel diff --git a/arch/alpha/include/asm/atomic.h b/arch/alpha/include/asm/atomic.h index 3bb7ffe..c2cbe4f 100644 --- a/arch/alpha/include/asm/atomic.h +++ b/arch/alpha/include/asm/atomic.h @@ -14,8 +14,8 @@ */ -#define ATOMIC_INIT(i) ( (atomic_t) { (i) } ) -#define ATOMIC64_INIT(i) ( (atomic64_t) { (i) } ) +#define ATOMIC_INIT(i) { (i) } +#define ATOMIC64_INIT(i) { (i) } #define atomic_read(v) (*(volatile int *)&(v)->counter) #define atomic64_read(v) (*(volatile long *)&(v)->counter) diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 0298b00..926d840 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -279,10 +279,10 @@ zImage Image xipImage bootpImage uImage: vmlinux zinstall uinstall install: vmlinux $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ -%.dtb: +%.dtb: scripts $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ -dtbs: +dtbs: scripts $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ # We use MRPROPER_FILES and CLEAN_FILES now diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index b8c64b8..bc67cbf 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -653,16 +653,21 @@ __armv7_mmu_cache_on: mcrne p15, 0, r0, c8, c7, 0 @ flush I,D TLBs #endif mrc p15, 0, r0, c1, c0, 0 @ read control reg + bic r0, r0, #1 << 28 @ clear SCTLR.TRE orr r0, r0, #0x5000 @ I-cache enable, RR cache replacement orr r0, r0, #0x003c @ write buffer #ifdef CONFIG_MMU #ifdef CONFIG_CPU_ENDIAN_BE8 orr r0, r0, #1 << 25 @ big-endian page tables #endif + mrcne p15, 0, r6, c2, c0, 2 @ read ttb control reg orrne r0, r0, #1 @ MMU enabled movne r1, #0xfffffffd @ domain 0 = client + bic r6, r6, #1 << 31 @ 32-bit translation system + bic r6, r6, #3 << 0 @ use only ttbr0 mcrne p15, 0, r3, c2, c0, 0 @ load page table pointer mcrne p15, 0, r1, c3, c0, 0 @ load domain access control + mcrne p15, 0, r6, c2, c0, 2 @ load ttb control #endif mcr p15, 0, r0, c7, c5, 4 @ ISB mcr p15, 0, r0, c1, c0, 0 @ load control register diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 03fb936..5c8b3bf4 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -320,4 +320,12 @@ .size \name , . - \name .endm + .macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req +#ifndef CONFIG_CPU_USE_DOMAINS + adds \tmp, \addr, #\size - 1 + sbcccs \tmp, \tmp, \limit + bcs \bad +#endif + .endm + #endif /* __ASM_ASSEMBLER_H__ */ diff --git a/arch/arm/include/asm/mutex.h b/arch/arm/include/asm/mutex.h index 93226cf..b1479fd 100644 --- a/arch/arm/include/asm/mutex.h +++ b/arch/arm/include/asm/mutex.h @@ -7,121 +7,10 @@ */ #ifndef _ASM_MUTEX_H #define _ASM_MUTEX_H - -#if __LINUX_ARM_ARCH__ < 6 -/* On pre-ARMv6 hardware the swp based implementation is the most efficient. */ -# include <asm-generic/mutex-xchg.h> -#else - /* - * Attempting to lock a mutex on ARMv6+ can be done with a bastardized - * atomic decrement (it is not a reliable atomic decrement but it satisfies - * the defined semantics for our purpose, while being smaller and faster - * than a real atomic decrement or atomic swap. The idea is to attempt - * decrementing the lock value only once. If once decremented it isn't zero, - * or if its store-back fails due to a dispute on the exclusive store, we - * simply bail out immediately through the slow path where the lock will be - * reattempted until it succeeds. + * On pre-ARMv6 hardware this results in a swp-based implementation, + * which is the most efficient. For ARMv6+, we emit a pair of exclusive + * accesses instead. */ -static inline void -__mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) -{ - int __ex_flag, __res; - - __asm__ ( - - "ldrex %0, [%2] \n\t" - "sub %0, %0, #1 \n\t" - "strex %1, %0, [%2] " - - : "=&r" (__res), "=&r" (__ex_flag) - : "r" (&(count)->counter) - : "cc","memory" ); - - __res |= __ex_flag; - if (unlikely(__res != 0)) - fail_fn(count); -} - -static inline int -__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) -{ - int __ex_flag, __res; - - __asm__ ( - - "ldrex %0, [%2] \n\t" - "sub %0, %0, #1 \n\t" - "strex %1, %0, [%2] " - - : "=&r" (__res), "=&r" (__ex_flag) - : "r" (&(count)->counter) - : "cc","memory" ); - - __res |= __ex_flag; - if (unlikely(__res != 0)) - __res = fail_fn(count); - return __res; -} - -/* - * Same trick is used for the unlock fast path. However the original value, - * rather than the result, is used to test for success in order to have - * better generated assembly. - */ -static inline void -__mutex_fastpath_unlock(atomic_t *count, void (*fail_fn)(atomic_t *)) -{ - int __ex_flag, __res, __orig; - - __asm__ ( - - "ldrex %0, [%3] \n\t" - "add %1, %0, #1 \n\t" - "strex %2, %1, [%3] " - - : "=&r" (__orig), "=&r" (__res), "=&r" (__ex_flag) - : "r" (&(count)->counter) - : "cc","memory" ); - - __orig |= __ex_flag; - if (unlikely(__orig != 0)) - fail_fn(count); -} - -/* - * If the unlock was done on a contended lock, or if the unlock simply fails - * then the mutex remains locked. - */ -#define __mutex_slowpath_needs_to_unlock() 1 - -/* - * For __mutex_fastpath_trylock we use another construct which could be - * described as a "single value cmpxchg". - * - * This provides the needed trylock semantics like cmpxchg would, but it is - * lighter and less generic than a true cmpxchg implementation. - */ -static inline int -__mutex_fastpath_trylock(atomic_t *count, int (*fail_fn)(atomic_t *)) -{ - int __ex_flag, __res, __orig; - - __asm__ ( - - "1: ldrex %0, [%3] \n\t" - "subs %1, %0, #1 \n\t" - "strexeq %2, %1, [%3] \n\t" - "movlt %0, #0 \n\t" - "cmpeq %2, #0 \n\t" - "bgt 1b " - - : "=&r" (__orig), "=&r" (__res), "=&r" (__ex_flag) - : "r" (&count->counter) - : "cc", "memory" ); - - return __orig; -} - -#endif +#include <asm-generic/mutex-xchg.h> #endif diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index 71f6536..0a070e9 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -101,28 +101,39 @@ extern int __get_user_1(void *); extern int __get_user_2(void *); extern int __get_user_4(void *); -#define __get_user_x(__r2,__p,__e,__s,__i...) \ +#define __GUP_CLOBBER_1 "lr", "cc" +#ifdef CONFIG_CPU_USE_DOMAINS +#define __GUP_CLOBBER_2 "ip", "lr", "cc" +#else +#define __GUP_CLOBBER_2 "lr", "cc" +#endif +#define __GUP_CLOBBER_4 "lr", "cc" + +#define __get_user_x(__r2,__p,__e,__l,__s) \ __asm__ __volatile__ ( \ __asmeq("%0", "r0") __asmeq("%1", "r2") \ + __asmeq("%3", "r1") \ "bl __get_user_" #__s \ : "=&r" (__e), "=r" (__r2) \ - : "0" (__p) \ - : __i, "cc") + : "0" (__p), "r" (__l) \ + : __GUP_CLOBBER_##__s) #define get_user(x,p) \ ({ \ + unsigned long __limit = current_thread_info()->addr_limit - 1; \ register const typeof(*(p)) __user *__p asm("r0") = (p);\ register unsigned long __r2 asm("r2"); \ + register unsigned long __l asm("r1") = __limit; \ register int __e asm("r0"); \ switch (sizeof(*(__p))) { \ case 1: \ - __get_user_x(__r2, __p, __e, 1, "lr"); \ - break; \ + __get_user_x(__r2, __p, __e, __l, 1); \ + break; \ case 2: \ - __get_user_x(__r2, __p, __e, 2, "r3", "lr"); \ + __get_user_x(__r2, __p, __e, __l, 2); \ break; \ case 4: \ - __get_user_x(__r2, __p, __e, 4, "lr"); \ + __get_user_x(__r2, __p, __e, __l, 4); \ break; \ default: __e = __get_user_bad(); break; \ } \ @@ -135,31 +146,34 @@ extern int __put_user_2(void *, unsigned int); extern int __put_user_4(void *, unsigned int); extern int __put_user_8(void *, unsigned long long); -#define __put_user_x(__r2,__p,__e,__s) \ +#define __put_user_x(__r2,__p,__e,__l,__s) \ __asm__ __volatile__ ( \ __asmeq("%0", "r0") __asmeq("%2", "r2") \ + __asmeq("%3", "r1") \ "bl __put_user_" #__s \ : "=&r" (__e) \ - : "0" (__p), "r" (__r2) \ + : "0" (__p), "r" (__r2), "r" (__l) \ : "ip", "lr", "cc") #define put_user(x,p) \ ({ \ + unsigned long __limit = current_thread_info()->addr_limit - 1; \ register const typeof(*(p)) __r2 asm("r2") = (x); \ register const typeof(*(p)) __user *__p asm("r0") = (p);\ + register unsigned long __l asm("r1") = __limit; \ register int __e asm("r0"); \ switch (sizeof(*(__p))) { \ case 1: \ - __put_user_x(__r2, __p, __e, 1); \ + __put_user_x(__r2, __p, __e, __l, 1); \ break; \ case 2: \ - __put_user_x(__r2, __p, __e, 2); \ + __put_user_x(__r2, __p, __e, __l, 2); \ break; \ case 4: \ - __put_user_x(__r2, __p, __e, 4); \ + __put_user_x(__r2, __p, __e, __l, 4); \ break; \ case 8: \ - __put_user_x(__r2, __p, __e, 8); \ + __put_user_x(__r2, __p, __e, __l, 8); \ break; \ default: __e = __put_user_bad(); break; \ } \ diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index ba386bd..18d39ea 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -159,6 +159,12 @@ static int debug_arch_supported(void) arch >= ARM_DEBUG_ARCH_V7_1; } +/* Can we determine the watchpoint access type from the fsr? */ +static int debug_exception_updates_fsr(void) +{ + return 0; +} + /* Determine number of WRP registers available. */ static int get_num_wrp_resources(void) { @@ -619,18 +625,35 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) info->address &= ~alignment_mask; info->ctrl.len <<= offset; - /* - * Currently we rely on an overflow handler to take - * care of single-stepping the breakpoint when it fires. - * In the case of userspace breakpoints on a core with V7 debug, - * we can use the mismatch feature as a poor-man's hardware - * single-step, but this only works for per-task breakpoints. - */ - if (!bp->overflow_handler && (arch_check_bp_in_kernelspace(bp) || - !core_has_mismatch_brps() || !bp->hw.bp_target)) { - pr_warning("overflow handler required but none found\n"); - ret = -EINVAL; + if (!bp->overflow_handler) { + /* + * Mismatch breakpoints are required for single-stepping + * breakpoints. + */ + if (!core_has_mismatch_brps()) + return -EINVAL; + + /* We don't allow mismatch breakpoints in kernel space. */ + if (arch_check_bp_in_kernelspace(bp)) + return -EPERM; + + /* + * Per-cpu breakpoints are not supported by our stepping + * mechanism. + */ + if (!bp->hw.bp_target) + return -EINVAL; + + /* + * We only support specific access types if the fsr + * reports them. + */ + if (!debug_exception_updates_fsr() && + (info->ctrl.type == ARM_BREAKPOINT_LOAD || + info->ctrl.type == ARM_BREAKPOINT_STORE)) + return -EINVAL; } + out: return ret; } @@ -706,10 +729,12 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr, goto unlock; /* Check that the access type matches. */ - access = (fsr & ARM_FSR_ACCESS_MASK) ? HW_BREAKPOINT_W : - HW_BREAKPOINT_R; - if (!(access & hw_breakpoint_type(wp))) - goto unlock; + if (debug_exception_updates_fsr()) { + access = (fsr & ARM_FSR_ACCESS_MASK) ? + HW_BREAKPOINT_W : HW_BREAKPOINT_R; + if (!(access & hw_breakpoint_type(wp))) + goto unlock; + } /* We have a winner. */ info->trigger = addr; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index c7cae6b..eeb7520 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -388,20 +388,23 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs) #endif instr = *(u32 *) pc; } else if (thumb_mode(regs)) { - get_user(instr, (u16 __user *)pc); + if (get_user(instr, (u16 __user *)pc)) + goto die_sig; if (is_wide_instruction(instr)) { unsigned int instr2; - get_user(instr2, (u16 __user *)pc+1); + if (get_user(instr2, (u16 __user *)pc+1)) + goto die_sig; instr <<= 16; instr |= instr2; } - } else { - get_user(instr, (u32 __user *)pc); + } else if (get_user(instr, (u32 __user *)pc)) { + goto die_sig; } if (call_undef_hook(regs, instr) == 0) return; +die_sig: #ifdef CONFIG_DEBUG_USER if (user_debug & UDBG_UNDEFINED) { printk(KERN_INFO "%s (%d): undefined instruction: pc=%p\n", diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S index 11093a7..9b06bb4 100644 --- a/arch/arm/lib/getuser.S +++ b/arch/arm/lib/getuser.S @@ -16,8 +16,9 @@ * __get_user_X * * Inputs: r0 contains the address + * r1 contains the address limit, which must be preserved * Outputs: r0 is the error code - * r2, r3 contains the zero-extended value + * r2 contains the zero-extended value * lr corrupted * * No other registers must be altered. (see <asm/uaccess.h> @@ -27,33 +28,39 @@ * Note also that it is intended that __get_user_bad is not global. */ #include <linux/linkage.h> +#include <asm/assembler.h> #include <asm/errno.h> #include <asm/domain.h> ENTRY(__get_user_1) + check_uaccess r0, 1, r1, r2, __get_user_bad 1: TUSER(ldrb) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__get_user_1) ENTRY(__get_user_2) -#ifdef CONFIG_THUMB2_KERNEL -2: TUSER(ldrb) r2, [r0] -3: TUSER(ldrb) r3, [r0, #1] + check_uaccess r0, 2, r1, r2, __get_user_bad +#ifdef CONFIG_CPU_USE_DOMAINS +rb .req ip +2: ldrbt r2, [r0], #1 +3: ldrbt rb, [r0], #0 #else -2: TUSER(ldrb) r2, [r0], #1 -3: TUSER(ldrb) r3, [r0] +rb .req r0 +2: ldrb r2, [r0] +3: ldrb rb, [r0, #1] #endif #ifndef __ARMEB__ - orr r2, r2, r3, lsl #8 + orr r2, r2, rb, lsl #8 #else - orr r2, r3, r2, lsl #8 + orr r2, rb, r2, lsl #8 #endif mov r0, #0 mov pc, lr ENDPROC(__get_user_2) ENTRY(__get_user_4) + check_uaccess r0, 4, r1, r2, __get_user_bad 4: TUSER(ldr) r2, [r0] mov r0, #0 mov pc, lr diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S index 7db2599..3d73dcb 100644 --- a/arch/arm/lib/putuser.S +++ b/arch/arm/lib/putuser.S @@ -16,6 +16,7 @@ * __put_user_X * * Inputs: r0 contains the address + * r1 contains the address limit, which must be preserved * r2, r3 contains the value * Outputs: r0 is the error code * lr corrupted @@ -27,16 +28,19 @@ * Note also that it is intended that __put_user_bad is not global. */ #include <linux/linkage.h> +#include <asm/assembler.h> #include <asm/errno.h> #include <asm/domain.h> ENTRY(__put_user_1) + check_uaccess r0, 1, r1, ip, __put_user_bad 1: TUSER(strb) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__put_user_1) ENTRY(__put_user_2) + check_uaccess r0, 2, r1, ip, __put_user_bad mov ip, r2, lsr #8 #ifdef CONFIG_THUMB2_KERNEL #ifndef __ARMEB__ @@ -60,12 +64,14 @@ ENTRY(__put_user_2) ENDPROC(__put_user_2) ENTRY(__put_user_4) + check_uaccess r0, 4, r1, ip, __put_user_bad 4: TUSER(str) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__put_user_4) ENTRY(__put_user_8) + check_uaccess r0, 8, r1, ip, __put_user_bad #ifdef CONFIG_THUMB2_KERNEL 5: TUSER(str) r2, [r0] 6: TUSER(str) r3, [r0, #4] diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index fdd8cc8..4431a62 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -222,10 +222,8 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx-fb.0"); clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx-fb.0"); clk_register_clkdev(clk[wdt_ipg], NULL, "imx2-wdt.0"); - clk_register_clkdev(clk[ssi1_ipg_per], "per", "imx-ssi.0"); - clk_register_clkdev(clk[ssi1_ipg], "ipg", "imx-ssi.0"); - clk_register_clkdev(clk[ssi2_ipg_per], "per", "imx-ssi.1"); - clk_register_clkdev(clk[ssi2_ipg], "ipg", "imx-ssi.1"); + clk_register_clkdev(clk[ssi1_ipg], NULL, "imx-ssi.0"); + clk_register_clkdev(clk[ssi2_ipg], NULL, "imx-ssi.1"); clk_register_clkdev(clk[esdhc1_ipg_per], "per", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ipg], "ipg", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ahb], "ahb", "sdhci-esdhc-imx25.0"); diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c index c6422fb..65fb8bc 100644 --- a/arch/arm/mach-imx/clk-imx35.c +++ b/arch/arm/mach-imx/clk-imx35.c @@ -230,10 +230,8 @@ int __init mx35_clocks_init() clk_register_clkdev(clk[ipu_gate], NULL, "mx3_sdc_fb"); clk_register_clkdev(clk[owire_gate], NULL, "mxc_w1"); clk_register_clkdev(clk[sdma_gate], NULL, "imx35-sdma"); - clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.0"); - clk_register_clkdev(clk[ssi1_div_post], "per", "imx-ssi.0"); - clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.1"); - clk_register_clkdev(clk[ssi2_div_post], "per", "imx-ssi.1"); + clk_register_clkdev(clk[ssi1_gate], NULL, "imx-ssi.0"); + clk_register_clkdev(clk[ssi2_gate], NULL, "imx-ssi.1"); /* i.mx35 has the i.mx21 type uart */ clk_register_clkdev(clk[uart1_gate], "per", "imx21-uart.0"); clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.0"); diff --git a/arch/arm/mach-imx/mach-armadillo5x0.c b/arch/arm/mach-imx/mach-armadillo5x0.c index c650145..db1f244 100644 --- a/arch/arm/mach-imx/mach-armadillo5x0.c +++ b/arch/arm/mach-imx/mach-armadillo5x0.c @@ -526,7 +526,8 @@ static void __init armadillo5x0_init(void) imx31_add_mxc_nand(&armadillo5x0_nand_board_info); /* set NAND page size to 2k if not configured via boot mode pins */ - __raw_writel(__raw_readl(MXC_CCM_RCSR) | (1 << 30), MXC_CCM_RCSR); + __raw_writel(__raw_readl(mx3_ccm_base + MXC_CCM_RCSR) | + (1 << 30), mx3_ccm_base + MXC_CCM_RCSR); /* RTC */ /* Get RTC IRQ and register the chip */ diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 840929b..2cdbcc7 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -263,6 +263,7 @@ static u32 notrace dmtimer_read_sched_clock(void) return 0; } +#ifdef CONFIG_OMAP_32K_TIMER /* Setup free-running counter for clocksource */ static int __init omap2_sync32k_clocksource_init(void) { @@ -302,6 +303,12 @@ static int __init omap2_sync32k_clocksource_init(void) return ret; } +#else +static inline int omap2_sync32k_clocksource_init(void) +{ + return -ENODEV; +} +#endif static void __init omap2_gptimer_clocksource_init(int gptimer_id, const char *fck_source) diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index 2e8a1ef..87fa3f2 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h @@ -55,6 +55,9 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page /* permanent static mappings from iotable_init() */ #define VM_ARM_STATIC_MAPPING 0x40000000 +/* empty mapping */ +#define VM_ARM_EMPTY_MAPPING 0x20000000 + /* mapping type (attributes) for permanent static mappings */ #define VM_ARM_MTYPE(mt) ((mt) << 20) #define VM_ARM_MTYPE_MASK (0x1f << 20) diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index cf4528d..15c6abe 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -813,7 +813,7 @@ static void __init pmd_empty_section_gap(unsigned long addr) vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm)); vm->addr = (void *)addr; vm->size = SECTION_SIZE; - vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING; + vm->flags = VM_IOREMAP | VM_ARM_EMPTY_MAPPING; vm->caller = pmd_empty_section_gap; vm_area_add_early(vm); } @@ -826,7 +826,7 @@ static void __init fill_pmd_gaps(void) /* we're still single threaded hence no lock needed here */ for (vm = vmlist; vm; vm = vm->next) { - if (!(vm->flags & VM_ARM_STATIC_MAPPING)) + if (!(vm->flags & (VM_ARM_STATIC_MAPPING | VM_ARM_EMPTY_MAPPING))) continue; addr = (unsigned long)vm->addr; if (addr < next) diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c index 33aadbc..dcfd573 100644 --- a/arch/mips/mm/gup.c +++ b/arch/mips/mm/gup.c @@ -152,6 +152,8 @@ static int gup_huge_pud(pud_t pud, unsigned long addr, unsigned long end, do { VM_BUG_ON(compound_head(page) != head); pages[*nr] = page; + if (PageTail(page)) + get_huge_page_tail(page); (*nr)++; page++; refs++; diff --git a/arch/powerpc/platforms/85xx/p1022_ds.c b/arch/powerpc/platforms/85xx/p1022_ds.c index 978330c..f80887f 100644 --- a/arch/powerpc/platforms/85xx/p1022_ds.c +++ b/arch/powerpc/platforms/85xx/p1022_ds.c @@ -208,6 +208,7 @@ static void p1022ds_set_monitor_port(enum fsl_diu_monitor_port port) u8 __iomem *lbc_lcs0_ba = NULL; u8 __iomem *lbc_lcs1_ba = NULL; phys_addr_t cs0_addr, cs1_addr; + u32 br0, or0, br1, or1; const __be32 *iprop; unsigned int num_laws; u8 b; @@ -256,11 +257,70 @@ static void p1022ds_set_monitor_port(enum fsl_diu_monitor_port port) } num_laws = be32_to_cpup(iprop); - cs0_addr = lbc_br_to_phys(ecm, num_laws, in_be32(&lbc->bank[0].br)); - cs1_addr = lbc_br_to_phys(ecm, num_laws, in_be32(&lbc->bank[1].br)); + /* + * Indirect mode requires both BR0 and BR1 to be set to "GPCM", + * otherwise writes to these addresses won't actually appear on the + * local bus, and so the PIXIS won't see them. + * + * In FCM mode, writes go to the NAND controller, which does not pass + * them to the localbus directly. So we force BR0 and BR1 into GPCM + * mode, since we don't care about what's behind the localbus any + * more. + */ + br0 = in_be32(&lbc->bank[0].br); + br1 = in_be32(&lbc->bank[1].br); + or0 = in_be32(&lbc->bank[0].or); + or1 = in_be32(&lbc->bank[1].or); + + /* Make sure CS0 and CS1 are programmed */ + if (!(br0 & BR_V) || !(br1 & BR_V)) { + pr_err("p1022ds: CS0 and/or CS1 is not programmed\n"); + goto exit; + } + + /* + * Use the existing BRx/ORx values if it's already GPCM. Otherwise, + * force the values to simple 32KB GPCM windows with the most + * conservative timing. + */ + if ((br0 & BR_MSEL) != BR_MS_GPCM) { + br0 = (br0 & BR_BA) | BR_V; + or0 = 0xFFFF8000 | 0xFF7; + out_be32(&lbc->bank[0].br, br0); + out_be32(&lbc->bank[0].or, or0); + } + if ((br1 & BR_MSEL) != BR_MS_GPCM) { + br1 = (br1 & BR_BA) | BR_V; + or1 = 0xFFFF8000 | 0xFF7; + out_be32(&lbc->bank[1].br, br1); + out_be32(&lbc->bank[1].or, or1); + } + + cs0_addr = lbc_br_to_phys(ecm, num_laws, br0); + if (!cs0_addr) { + pr_err("p1022ds: could not determine physical address for CS0" + " (BR0=%08x)\n", br0); + goto exit; + } + cs1_addr = lbc_br_to_phys(ecm, num_laws, br1); + if (!cs0_addr) { + pr_err("p1022ds: could not determine physical address for CS1" + " (BR1=%08x)\n", br1); + goto exit; + } lbc_lcs0_ba = ioremap(cs0_addr, 1); + if (!lbc_lcs0_ba) { + pr_err("p1022ds: could not ioremap CS0 address %llx\n", + (unsigned long long)cs0_addr); + goto exit; + } lbc_lcs1_ba = ioremap(cs1_addr, 1); + if (!lbc_lcs1_ba) { + pr_err("p1022ds: could not ioremap CS1 address %llx\n", + (unsigned long long)cs1_addr); + goto exit; + } /* Make sure we're in indirect mode first. */ if ((in_be32(&guts->pmuxcr) & PMUXCR_ELBCDIU_MASK) != @@ -435,6 +495,8 @@ static void __init disable_one_node(struct device_node *np, struct property *new prom_update_property(np, new, old); else prom_add_property(np, new); + + pr_info("p1022ds: disabling %s node\n", np->full_name); } /* TRUE if there is a "video=fslfb" command-line parameter. */ @@ -499,28 +561,46 @@ static void __init p1022_ds_setup_arch(void) diu_ops.valid_monitor_port = p1022ds_valid_monitor_port; /* - * Disable the NOR flash node if there is video=fslfb... command-line - * parameter. When the DIU is active, NOR flash is unavailable, so we - * have to disable the node before the MTD driver loads. + * Disable the NOR and NAND flash nodes if there is video=fslfb... + * command-line parameter. When the DIU is active, the localbus is + * unavailable, so we have to disable these nodes before the MTD + * driver loads. */ if (fslfb) { struct device_node *np = of_find_compatible_node(NULL, NULL, "fsl,p1022-elbc"); if (np) { - np = of_find_compatible_node(np, NULL, "cfi-flash"); - if (np) { + struct device_node *np2; + + of_node_get(np); + np2 = of_find_compatible_node(np, NULL, "cfi-flash"); + if (np2) { static struct property nor_status = { .name = "status", .value = "disabled", .length = sizeof("disabled"), }; - pr_info("p1022ds: disabling %s node", - np->full_name); - disable_one_node(np, &nor_status); - of_node_put(np); + disable_one_node(np2, &nor_status); + of_node_put(np2); + } + + of_node_get(np); + np2 = of_find_compatible_node(np, NULL, + "fsl,elbc-fcm-nand"); + if (np2) { + static struct property nand_status = { + .name = "status", + .value = "disabled", + .length = sizeof("disabled"), + }; + + disable_one_node(np2, &nand_status); + of_node_put(np2); } + + of_node_put(np); } } diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c index 2297be4..abe8722 100644 --- a/arch/s390/oprofile/init.c +++ b/arch/s390/oprofile/init.c @@ -171,7 +171,7 @@ static ssize_t hw_interval_write(struct file *file, char const __user *buf, if (*offset) return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val < oprofile_min_interval) oprofile_hw_interval = oprofile_min_interval; @@ -214,7 +214,7 @@ static ssize_t hwsampler_zero_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0) return -EINVAL; @@ -245,7 +245,7 @@ static ssize_t hwsampler_kernel_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0 && val != 1) @@ -280,7 +280,7 @@ static ssize_t hwsampler_user_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0 && val != 1) @@ -319,7 +319,7 @@ static ssize_t timer_enabled_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0 && val != 1) diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index 93971e8..472b9b7 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -51,7 +51,8 @@ extern unsigned long set_phys_range_identity(unsigned long pfn_s, extern int m2p_add_override(unsigned long mfn, struct page *page, struct gnttab_map_grant_ref *kmap_op); -extern int m2p_remove_override(struct page *page, bool clear_pte); +extern int m2p_remove_override(struct page *page, + struct gnttab_map_grant_ref *kmap_op); extern struct page *m2p_find_override(unsigned long mfn); extern unsigned long m2p_find_override_pfn(unsigned long mfn, unsigned long pfn); diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 6b9333b..cc9c146 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -144,6 +144,8 @@ static int __init x86_xsave_setup(char *s) { setup_clear_cpu_cap(X86_FEATURE_XSAVE); setup_clear_cpu_cap(X86_FEATURE_XSAVEOPT); + setup_clear_cpu_cap(X86_FEATURE_AVX); + setup_clear_cpu_cap(X86_FEATURE_AVX2); return 1; } __setup("noxsave", x86_xsave_setup); diff --git a/arch/x86/kernel/cpu/perf_event_amd_ibs.c b/arch/x86/kernel/cpu/perf_event_amd_ibs.c index da9bcdc..4018f6e 100644 --- a/arch/x86/kernel/cpu/perf_event_amd_ibs.c +++ b/arch/x86/kernel/cpu/perf_event_amd_ibs.c @@ -207,6 +207,15 @@ static int perf_ibs_precise_event(struct perf_event *event, u64 *config) return -EOPNOTSUPP; } +static const struct perf_event_attr ibs_notsupp = { + .exclude_user = 1, + .exclude_kernel = 1, + .exclude_hv = 1, + .exclude_idle = 1, + .exclude_host = 1, + .exclude_guest = 1, +}; + static int perf_ibs_init(struct perf_event *event) { struct hw_perf_event *hwc = &event->hw; @@ -227,6 +236,9 @@ static int perf_ibs_init(struct perf_event *event) if (event->pmu != &perf_ibs->pmu) return -ENOENT; + if (perf_flags(&event->attr) & perf_flags(&ibs_notsupp)) + return -EINVAL; + if (config & ~perf_ibs->config_mask) return -EINVAL; diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index ff962d4..405307f 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1422,6 +1422,10 @@ asmlinkage void __init xen_start_kernel(void) pci_request_acs(); xen_acpi_sleep_register(); + + /* Avoid searching for BIOS MP tables */ + x86_init.mpparse.find_smp_config = x86_init_noop; + x86_init.mpparse.get_smp_config = x86_init_uint_noop; } #ifdef CONFIG_PCI /* PCI BIOS service won't work from a PV guest. */ diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 76ba0e9..72213da 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -828,9 +828,6 @@ int m2p_add_override(unsigned long mfn, struct page *page, xen_mc_issue(PARAVIRT_LAZY_MMU); } - /* let's use dev_bus_addr to record the old mfn instead */ - kmap_op->dev_bus_addr = page->index; - page->index = (unsigned long) kmap_op; } spin_lock_irqsave(&m2p_override_lock, flags); list_add(&page->lru, &m2p_overrides[mfn_hash(mfn)]); @@ -857,7 +854,8 @@ int m2p_add_override(unsigned long mfn, struct page *page, return 0; } EXPORT_SYMBOL_GPL(m2p_add_override); -int m2p_remove_override(struct page *page, bool clear_pte) +int m2p_remove_override(struct page *page, + struct gnttab_map_grant_ref *kmap_op) { unsigned long flags; unsigned long mfn; @@ -887,10 +885,8 @@ int m2p_remove_override(struct page *page, bool clear_pte) WARN_ON(!PagePrivate(page)); ClearPagePrivate(page); - if (clear_pte) { - struct gnttab_map_grant_ref *map_op = - (struct gnttab_map_grant_ref *) page->index; - set_phys_to_machine(pfn, map_op->dev_bus_addr); + set_phys_to_machine(pfn, page->index); + if (kmap_op != NULL) { if (!PageHighMem(page)) { struct multicall_space mcs; struct gnttab_unmap_grant_ref *unmap_op; @@ -902,13 +898,13 @@ int m2p_remove_override(struct page *page, bool clear_pte) * issued. In this case handle is going to -1 because * it hasn't been modified yet. */ - if (map_op->handle == -1) + if (kmap_op->handle == -1) xen_mc_flush(); /* - * Now if map_op->handle is negative it means that the + * Now if kmap_op->handle is negative it means that the * hypercall actually returned an error. */ - if (map_op->handle == GNTST_general_error) { + if (kmap_op->handle == GNTST_general_error) { printk(KERN_WARNING "m2p_remove_override: " "pfn %lx mfn %lx, failed to modify kernel mappings", pfn, mfn); @@ -918,8 +914,8 @@ int m2p_remove_override(struct page *page, bool clear_pte) mcs = xen_mc_entry( sizeof(struct gnttab_unmap_grant_ref)); unmap_op = mcs.args; - unmap_op->host_addr = map_op->host_addr; - unmap_op->handle = map_op->handle; + unmap_op->host_addr = kmap_op->host_addr; + unmap_op->handle = kmap_op->handle; unmap_op->dev_bus_addr = 0; MULTI_grant_table_op(mcs.mc, @@ -930,10 +926,9 @@ int m2p_remove_override(struct page *page, bool clear_pte) set_pte_at(&init_mm, address, ptep, pfn_pte(pfn, PAGE_KERNEL)); __flush_tlb_single(address); - map_op->host_addr = 0; + kmap_op->host_addr = 0; } - } else - set_phys_to_machine(pfn, page->index); + } /* p2m(m2p(mfn)) == FOREIGN_FRAME(mfn): the mfn is already present * somewhere in this domain, even before being added to the diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index f2583ed..c207fdb 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -17,6 +17,7 @@ #include <asm/e820.h> #include <asm/setup.h> #include <asm/acpi.h> +#include <asm/numa.h> #include <asm/xen/hypervisor.h> #include <asm/xen/hypercall.h> @@ -549,4 +550,7 @@ void __init xen_arch_setup(void) disable_cpufreq(); WARN_ON(set_pm_idle_to_default()); fiddle_vdso(); +#ifdef CONFIG_NUMA + numa_off = 1; +#endif } diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index adceafd..92107ee 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -237,6 +237,16 @@ static int __acpi_bus_get_power(struct acpi_device *device, int *state) } else if (result == ACPI_STATE_D3_HOT) { result = ACPI_STATE_D3; } + + /* + * If we were unsure about the device parent's power state up to this + * point, the fact that the device is in D0 implies that the parent has + * to be in D0 too. + */ + if (device->parent && device->parent->power.state == ACPI_STATE_UNKNOWN + && result == ACPI_STATE_D0) + device->parent->power.state = ACPI_STATE_D0; + *state = result; out: diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index dd6d6a3..fe71911 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -103,6 +103,7 @@ struct acpi_power_resource { /* List of devices relying on this power resource */ struct acpi_power_resource_device *devices; + struct mutex devices_lock; }; static struct list_head acpi_power_resource_list; @@ -221,7 +222,6 @@ static void acpi_power_on_device(struct acpi_power_managed_device *device) static int __acpi_power_on(struct acpi_power_resource *resource) { - struct acpi_power_resource_device *device_list = resource->devices; acpi_status status = AE_OK; status = acpi_evaluate_object(resource->device->handle, "_ON", NULL, NULL); @@ -234,19 +234,15 @@ static int __acpi_power_on(struct acpi_power_resource *resource) ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Power resource [%s] turned on\n", resource->name)); - while (device_list) { - acpi_power_on_device(device_list->device); - - device_list = device_list->next; - } - return 0; } static int acpi_power_on(acpi_handle handle) { int result = 0; + bool resume_device = false; struct acpi_power_resource *resource = NULL; + struct acpi_power_resource_device *device_list; result = acpi_power_get_context(handle, &resource); if (result) @@ -262,10 +258,25 @@ static int acpi_power_on(acpi_handle handle) result = __acpi_power_on(resource); if (result) resource->ref_count--; + else + resume_device = true; } mutex_unlock(&resource->resource_lock); + if (!resume_device) + return result; + + mutex_lock(&resource->devices_lock); + + device_list = resource->devices; + while (device_list) { + acpi_power_on_device(device_list->device); + device_list = device_list->next; + } + + mutex_unlock(&resource->devices_lock); + return result; } @@ -351,7 +362,7 @@ static void __acpi_power_resource_unregister_device(struct device *dev, if (acpi_power_get_context(res_handle, &resource)) return; - mutex_lock(&resource->resource_lock); + mutex_lock(&resource->devices_lock); prev = NULL; curr = resource->devices; while (curr) { @@ -368,7 +379,7 @@ static void __acpi_power_resource_unregister_device(struct device *dev, prev = curr; curr = curr->next; } - mutex_unlock(&resource->resource_lock); + mutex_unlock(&resource->devices_lock); } /* Unlink dev from all power resources in _PR0 */ @@ -409,10 +420,10 @@ static int __acpi_power_resource_register_device( power_resource_device->device = powered_device; - mutex_lock(&resource->resource_lock); + mutex_lock(&resource->devices_lock); power_resource_device->next = resource->devices; resource->devices = power_resource_device; - mutex_unlock(&resource->resource_lock); + mutex_unlock(&resource->devices_lock); return 0; } @@ -457,7 +468,7 @@ int acpi_power_resource_register_device(struct device *dev, acpi_handle handle) return ret; no_power_resource: - printk(KERN_WARNING PREFIX "Invalid Power Resource to register!"); + printk(KERN_DEBUG PREFIX "Invalid Power Resource to register!"); return -ENODEV; } @@ -715,6 +726,7 @@ static int acpi_power_add(struct acpi_device *device) resource->device = device; mutex_init(&resource->resource_lock); + mutex_init(&resource->devices_lock); strcpy(resource->name, device->pnp.bus_id); strcpy(acpi_device_name(device), ACPI_POWER_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_POWER_CLASS); diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index ebaf67e..93cbc44 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -396,6 +396,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { .driver_data = board_ahci_yes_fbs }, /* 88se9125 */ { PCI_DEVICE(0x1b4b, 0x917a), .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ + { PCI_DEVICE(0x1b4b, 0x9192), + .driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */ { PCI_DEVICE(0x1b4b, 0x91a3), .driver_data = board_ahci_yes_fbs }, diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index cece3a4..71e8385 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4126,6 +4126,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { /* Devices which aren't very happy with higher link speeds */ { "WD My Book", NULL, ATA_HORKAGE_1_5_GBPS, }, + { "Seagate FreeAgent GoFlex", NULL, ATA_HORKAGE_1_5_GBPS, }, /* * Devices which choke on SETXFER. Applies only if both the diff --git a/drivers/base/core.c b/drivers/base/core.c index b18138a..c598122 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1895,8 +1895,8 @@ int __dev_printk(const char *level, const struct device *dev, "DEVICE=+%s:%s", subsys, dev_name(dev)); } skip: - if (level[3]) - level_extra = &level[3]; /* skip past "<L>" */ + if (level[2]) + level_extra = &level[2]; /* skip past KERN_SOH "L" */ return printk_emit(0, level[1] - '0', dictlen ? dict : NULL, dictlen, diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 5989487..7d9c1cb 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -147,6 +147,8 @@ static int rpm_check_suspend_allowed(struct device *dev) || (dev->power.request_pending && dev->power.request == RPM_REQ_RESUME)) retval = -EAGAIN; + else if (__dev_pm_qos_read_value(dev) < 0) + retval = -EPERM; else if (dev->power.runtime_status == RPM_SUSPENDED) retval = 1; @@ -388,7 +390,6 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto repeat; } - dev->power.deferred_resume = false; if (dev->power.no_callbacks) goto no_callback; /* Assume success. */ @@ -403,12 +404,6 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto out; } - if (__dev_pm_qos_read_value(dev) < 0) { - /* Negative PM QoS constraint means "never suspend". */ - retval = -EPERM; - goto out; - } - __update_runtime_status(dev, RPM_SUSPENDING); if (dev->pm_domain) @@ -440,6 +435,7 @@ static int rpm_suspend(struct device *dev, int rpmflags) wake_up_all(&dev->power.wait_queue); if (dev->power.deferred_resume) { + dev->power.deferred_resume = false; rpm_resume(dev, 0); retval = -EAGAIN; goto out; @@ -584,6 +580,7 @@ static int rpm_resume(struct device *dev, int rpmflags) || dev->parent->power.runtime_status == RPM_ACTIVE) { atomic_inc(&dev->parent->power.child_count); spin_unlock(&dev->parent->power.lock); + retval = 1; goto no_callback; /* Assume success. */ } spin_unlock(&dev->parent->power.lock); @@ -664,7 +661,7 @@ static int rpm_resume(struct device *dev, int rpmflags) } wake_up_all(&dev->power.wait_queue); - if (!retval) + if (retval >= 0) rpm_idle(dev, RPM_ASYNC); out: diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c index 38aa6dd..da33111 100644 --- a/drivers/block/cciss_scsi.c +++ b/drivers/block/cciss_scsi.c @@ -795,6 +795,7 @@ static void complete_scsi_command(CommandList_struct *c, int timeout, } break; case CMD_PROTOCOL_ERR: + cmd->result = DID_ERROR << 16; dev_warn(&h->pdev->dev, "%p has protocol error\n", c); break; diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 061427a..3c4c225 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -445,6 +445,14 @@ static void nbd_clear_que(struct nbd_device *nbd) req->errors++; nbd_end_request(req); } + + while (!list_empty(&nbd->waiting_queue)) { + req = list_entry(nbd->waiting_queue.next, struct request, + queuelist); + list_del_init(&req->queuelist); + req->errors++; + nbd_end_request(req); + } } @@ -594,6 +602,7 @@ static int __nbd_ioctl(struct block_device *bdev, struct nbd_device *nbd, nbd->file = NULL; nbd_clear_que(nbd); BUG_ON(!list_empty(&nbd->queue_head)); + BUG_ON(!list_empty(&nbd->waiting_queue)); if (file) fput(file); return 0; diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c index 73f196c..c6decb9 100644 --- a/drivers/block/xen-blkback/blkback.c +++ b/drivers/block/xen-blkback/blkback.c @@ -337,7 +337,7 @@ static void xen_blkbk_unmap(struct pending_req *req) invcount++; } - ret = gnttab_unmap_refs(unmap, pages, invcount, false); + ret = gnttab_unmap_refs(unmap, NULL, pages, invcount); BUG_ON(ret); } diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index 10308cd..fc2de55 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -79,12 +79,14 @@ static struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x13d3, 0x3362) }, { USB_DEVICE(0x0CF3, 0xE004) }, { USB_DEVICE(0x0930, 0x0219) }, + { USB_DEVICE(0x0489, 0xe057) }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xE02C) }, /* Atheros AR5BBU22 with sflash firmware */ { USB_DEVICE(0x0489, 0xE03C) }, + { USB_DEVICE(0x0489, 0xE036) }, { } /* Terminating entry */ }; @@ -104,9 +106,11 @@ static struct usb_device_id ath3k_blist_tbl[] = { { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU22 with sflash firmware */ { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 }, { } /* Terminating entry */ }; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 83ebb24..b5f008c 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -60,6 +60,9 @@ static struct usb_device_id btusb_table[] = { /* Generic Bluetooth USB device */ { USB_DEVICE_INFO(0xe0, 0x01, 0x01) }, + /* Apple-specific (Broadcom) devices */ + { USB_VENDOR_AND_INTERFACE_INFO(0x05ac, 0xff, 0x01, 0x01) }, + /* Broadcom SoftSailing reporting vendor specific */ { USB_DEVICE(0x0a5c, 0x21e1) }, @@ -102,15 +105,14 @@ static struct usb_device_id btusb_table[] = { /* Broadcom BCM20702A0 */ { USB_DEVICE(0x0489, 0xe042) }, - { USB_DEVICE(0x0a5c, 0x21e3) }, - { USB_DEVICE(0x0a5c, 0x21e6) }, - { USB_DEVICE(0x0a5c, 0x21e8) }, - { USB_DEVICE(0x0a5c, 0x21f3) }, { USB_DEVICE(0x413c, 0x8197) }, /* Foxconn - Hon Hai */ { USB_DEVICE(0x0489, 0xe033) }, + /*Broadcom devices with vendor specific id */ + { USB_VENDOR_AND_INTERFACE_INFO(0x0a5c, 0xff, 0x01, 0x01) }, + { } /* Terminating entry */ }; @@ -141,12 +143,14 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe036), .driver_info = BTUSB_ATH3012 }, /* Broadcom BCM2035 */ { USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU }, diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c index c0e8164..1a40935 100644 --- a/drivers/cpufreq/powernow-k8.c +++ b/drivers/cpufreq/powernow-k8.c @@ -35,7 +35,6 @@ #include <linux/slab.h> #include <linux/string.h> #include <linux/cpumask.h> -#include <linux/sched.h> /* for current / set_cpus_allowed() */ #include <linux/io.h> #include <linux/delay.h> @@ -1139,16 +1138,23 @@ static int transition_frequency_pstate(struct powernow_k8_data *data, return res; } -/* Driver entry point to switch to the target frequency */ -static int powernowk8_target(struct cpufreq_policy *pol, - unsigned targfreq, unsigned relation) +struct powernowk8_target_arg { + struct cpufreq_policy *pol; + unsigned targfreq; + unsigned relation; +}; + +static long powernowk8_target_fn(void *arg) { - cpumask_var_t oldmask; + struct powernowk8_target_arg *pta = arg; + struct cpufreq_policy *pol = pta->pol; + unsigned targfreq = pta->targfreq; + unsigned relation = pta->relation; struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu); u32 checkfid; u32 checkvid; unsigned int newstate; - int ret = -EIO; + int ret; if (!data) return -EINVAL; @@ -1156,29 +1162,16 @@ static int powernowk8_target(struct cpufreq_policy *pol, checkfid = data->currfid; checkvid = data->currvid; - /* only run on specific CPU from here on. */ - /* This is poor form: use a workqueue or smp_call_function_single */ - if (!alloc_cpumask_var(&oldmask, GFP_KERNEL)) - return -ENOMEM; - - cpumask_copy(oldmask, tsk_cpus_allowed(current)); - set_cpus_allowed_ptr(current, cpumask_of(pol->cpu)); - - if (smp_processor_id() != pol->cpu) { - printk(KERN_ERR PFX "limiting to cpu %u failed\n", pol->cpu); - goto err_out; - } - if (pending_bit_stuck()) { printk(KERN_ERR PFX "failing targ, change pending bit set\n"); - goto err_out; + return -EIO; } pr_debug("targ: cpu %d, %d kHz, min %d, max %d, relation %d\n", pol->cpu, targfreq, pol->min, pol->max, relation); if (query_current_values_with_pending_wait(data)) - goto err_out; + return -EIO; if (cpu_family != CPU_HW_PSTATE) { pr_debug("targ: curr fid 0x%x, vid 0x%x\n", @@ -1196,7 +1189,7 @@ static int powernowk8_target(struct cpufreq_policy *pol, if (cpufreq_frequency_table_target(pol, data->powernow_table, targfreq, relation, &newstate)) - goto err_out; + return -EIO; mutex_lock(&fidvid_mutex); @@ -1209,9 +1202,8 @@ static int powernowk8_target(struct cpufreq_policy *pol, ret = transition_frequency_fidvid(data, newstate); if (ret) { printk(KERN_ERR PFX "transition frequency failed\n"); - ret = 1; mutex_unlock(&fidvid_mutex); - goto err_out; + return 1; } mutex_unlock(&fidvid_mutex); @@ -1220,12 +1212,25 @@ static int powernowk8_target(struct cpufreq_policy *pol, data->powernow_table[newstate].index); else pol->cur = find_khz_freq_from_fid(data->currfid); - ret = 0; -err_out: - set_cpus_allowed_ptr(current, oldmask); - free_cpumask_var(oldmask); - return ret; + return 0; +} + +/* Driver entry point to switch to the target frequency */ +static int powernowk8_target(struct cpufreq_policy *pol, + unsigned targfreq, unsigned relation) +{ + struct powernowk8_target_arg pta = { .pol = pol, .targfreq = targfreq, + .relation = relation }; + + /* + * Must run on @pol->cpu. cpufreq core is responsible for ensuring + * that we're bound to the current CPU and pol->cpu stays online. + */ + if (smp_processor_id() == pol->cpu) + return powernowk8_target_fn(&pta); + else + return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta); } /* Driver entry point to verify the policy and range of frequencies */ diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 7292aa8..4058430 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -662,7 +662,7 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, flags); if (unlikely(!atslave || !sg_len)) { - dev_dbg(chan2dev(chan), "prep_dma_memcpy: length is zero!\n"); + dev_dbg(chan2dev(chan), "prep_slave_sg: sg length is zero!\n"); return NULL; } @@ -690,6 +690,11 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, mem = sg_dma_address(sg); len = sg_dma_len(sg); + if (unlikely(!len)) { + dev_dbg(chan2dev(chan), + "prep_slave_sg: sg(%d) data length is zero\n", i); + goto err; + } mem_width = 2; if (unlikely(mem & 3 || len & 3)) mem_width = 0; @@ -725,6 +730,11 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, mem = sg_dma_address(sg); len = sg_dma_len(sg); + if (unlikely(!len)) { + dev_dbg(chan2dev(chan), + "prep_slave_sg: sg(%d) data length is zero\n", i); + goto err; + } mem_width = 2; if (unlikely(mem & 3 || len & 3)) mem_width = 0; @@ -758,6 +768,7 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, err_desc_get: dev_err(chan2dev(chan), "not enough descriptors available\n"); +err: atc_desc_put(atchan, first); return NULL; } diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index e4feba6..f5843bc 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -1567,17 +1567,19 @@ static int pl330_submit_req(void *ch_id, struct pl330_req *r) goto xfer_exit; } - /* Prefer Secure Channel */ - if (!_manager_ns(thrd)) - r->cfg->nonsecure = 0; - else - r->cfg->nonsecure = 1; /* Use last settings, if not provided */ - if (r->cfg) + if (r->cfg) { + /* Prefer Secure Channel */ + if (!_manager_ns(thrd)) + r->cfg->nonsecure = 0; + else + r->cfg->nonsecure = 1; + ccr = _prepare_ccr(r->cfg); - else + } else { ccr = readl(regs + CC(thrd->id)); + } /* If this req doesn't have valid xfer settings */ if (!_is_valid(ccr)) { @@ -2928,6 +2930,11 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) num_chan = max_t(int, pi->pcfg.num_peri, pi->pcfg.num_chan); pdmac->peripherals = kzalloc(num_chan * sizeof(*pch), GFP_KERNEL); + if (!pdmac->peripherals) { + ret = -ENOMEM; + dev_err(&adev->dev, "unable to allocate pdmac->peripherals\n"); + goto probe_err5; + } for (i = 0; i < num_chan; i++) { pch = &pdmac->peripherals[i]; diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c index c2199be..6cee3a6 100644 --- a/drivers/gpio/gpio-lpc32xx.c +++ b/drivers/gpio/gpio-lpc32xx.c @@ -307,6 +307,7 @@ static int lpc32xx_gpio_dir_output_p012(struct gpio_chip *chip, unsigned pin, { struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip); + __set_gpio_level_p012(group, pin, value); __set_gpio_dir_p012(group, pin, 0); return 0; @@ -317,6 +318,7 @@ static int lpc32xx_gpio_dir_output_p3(struct gpio_chip *chip, unsigned pin, { struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip); + __set_gpio_level_p3(group, pin, value); __set_gpio_dir_p3(group, pin, 0); return 0; @@ -325,6 +327,9 @@ static int lpc32xx_gpio_dir_output_p3(struct gpio_chip *chip, unsigned pin, static int lpc32xx_gpio_dir_out_always(struct gpio_chip *chip, unsigned pin, int value) { + struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip); + + __set_gpo_level_p3(group, pin, value); return 0; } diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 08a7aa7..6fbfc24 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1981,7 +1981,7 @@ int drm_mode_cursor_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - if (!req->flags) + if (!req->flags || (~DRM_MODE_CURSOR_FLAGS & req->flags)) return -EINVAL; mutex_lock(&dev->mode_config.mutex); diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index a8743c3..b7ee230 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -87,6 +87,9 @@ static struct edid_quirk { int product_id; u32 quirks; } edid_quirk_list[] = { + /* ASUS VW222S */ + { "ACI", 0x22a2, EDID_QUIRK_FORCE_REDUCED_BLANKING }, + /* Acer AL1706 */ { "ACR", 44358, EDID_QUIRK_PREFER_LARGE_60 }, /* Acer F51 */ diff --git a/drivers/gpu/drm/gma500/oaktrail_device.c b/drivers/gpu/drm/gma500/oaktrail_device.c index 0f9b7db..cf49ba5 100644 --- a/drivers/gpu/drm/gma500/oaktrail_device.c +++ b/drivers/gpu/drm/gma500/oaktrail_device.c @@ -476,6 +476,7 @@ static const struct psb_offset oaktrail_regmap[2] = { .pos = DSPAPOS, .surf = DSPASURF, .addr = MRST_DSPABASE, + .base = MRST_DSPABASE, .status = PIPEASTAT, .linoff = DSPALINOFF, .tileoff = DSPATILEOFF, @@ -499,6 +500,7 @@ static const struct psb_offset oaktrail_regmap[2] = { .pos = DSPBPOS, .surf = DSPBSURF, .addr = DSPBBASE, + .base = DSPBBASE, .status = PIPEBSTAT, .linoff = DSPBLINOFF, .tileoff = DSPBTILEOFF, diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 288d7b8..35926ad 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3044,7 +3044,8 @@ i915_gem_object_pin(struct drm_i915_gem_object *obj, { int ret; - BUG_ON(obj->pin_count == DRM_I915_GEM_OBJECT_MAX_PIN_COUNT); + if (WARN_ON(obj->pin_count == DRM_I915_GEM_OBJECT_MAX_PIN_COUNT)) + return -EBUSY; if (obj->gtt_space != NULL) { if ((alignment && obj->gtt_offset & (alignment - 1)) || diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index ed3224c..acc91b1 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2626,9 +2626,6 @@ void intel_irq_init(struct drm_device *dev) dev->driver->irq_handler = i8xx_irq_handler; dev->driver->irq_uninstall = i8xx_irq_uninstall; } else if (INTEL_INFO(dev)->gen == 3) { - /* IIR "flip pending" means done if this bit is set */ - I915_WRITE(ECOSKPD, _MASKED_BIT_DISABLE(ECO_FLIP_DONE)); - dev->driver->irq_preinstall = i915_irq_preinstall; dev->driver->irq_postinstall = i915_irq_postinstall; dev->driver->irq_uninstall = i915_irq_uninstall; diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 75a70c4..1f0741f 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -284,6 +284,36 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector) return ret; } +static struct edid *intel_crt_get_edid(struct drm_connector *connector, + struct i2c_adapter *i2c) +{ + struct edid *edid; + + edid = drm_get_edid(connector, i2c); + + if (!edid && !intel_gmbus_is_forced_bit(i2c)) { + DRM_DEBUG_KMS("CRT GMBUS EDID read failed, retry using GPIO bit-banging\n"); + intel_gmbus_force_bit(i2c, true); + edid = drm_get_edid(connector, i2c); + intel_gmbus_force_bit(i2c, false); + } + + return edid; +} + +/* local version of intel_ddc_get_modes() to use intel_crt_get_edid() */ +static int intel_crt_ddc_get_modes(struct drm_connector *connector, + struct i2c_adapter *adapter) +{ + struct edid *edid; + + edid = intel_crt_get_edid(connector, adapter); + if (!edid) + return 0; + + return intel_connector_update_modes(connector, edid); +} + static bool intel_crt_detect_ddc(struct drm_connector *connector) { struct intel_crt *crt = intel_attached_crt(connector); @@ -299,7 +329,7 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector) struct i2c_adapter *i2c; i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->crt_ddc_pin); - edid = drm_get_edid(connector, i2c); + edid = intel_crt_get_edid(connector, i2c); /* * This may be a DVI-I connector with a shared DDC * link between analog and digital outputs, so we @@ -498,13 +528,13 @@ static int intel_crt_get_modes(struct drm_connector *connector) struct i2c_adapter *i2c; i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->crt_ddc_pin); - ret = intel_ddc_get_modes(connector, i2c); + ret = intel_crt_ddc_get_modes(connector, i2c); if (ret || !IS_G4X(dev)) return ret; /* Try to probe digital port for output in DVI-I -> VGA mode. */ i2c = intel_gmbus_get_adapter(dev_priv, GMBUS_PORT_DPB); - return intel_ddc_get_modes(connector, i2c); + return intel_crt_ddc_get_modes(connector, i2c); } static int intel_crt_set_property(struct drm_connector *connector, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 8a11131..2f22bea 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1238,7 +1238,7 @@ static void assert_pch_hdmi_disabled(struct drm_i915_private *dev_priv, enum pipe pipe, int reg) { u32 val = I915_READ(reg); - WARN(hdmi_pipe_enabled(dev_priv, val, pipe), + WARN(hdmi_pipe_enabled(dev_priv, pipe, val), "PCH HDMI (0x%08x) enabled on transcoder %c, should be disabled\n", reg, pipe_name(pipe)); } @@ -1255,13 +1255,13 @@ static void assert_pch_ports_disabled(struct drm_i915_private *dev_priv, reg = PCH_ADPA; val = I915_READ(reg); - WARN(adpa_pipe_enabled(dev_priv, val, pipe), + WARN(adpa_pipe_enabled(dev_priv, pipe, val), "PCH VGA enabled on transcoder %c, should be disabled\n", pipe_name(pipe)); reg = PCH_LVDS; val = I915_READ(reg); - WARN(lvds_pipe_enabled(dev_priv, val, pipe), + WARN(lvds_pipe_enabled(dev_priv, pipe, val), "PCH LVDS enabled on transcoder %c, should be disabled\n", pipe_name(pipe)); @@ -1723,7 +1723,7 @@ static void disable_pch_hdmi(struct drm_i915_private *dev_priv, enum pipe pipe, int reg) { u32 val = I915_READ(reg); - if (hdmi_pipe_enabled(dev_priv, val, pipe)) { + if (hdmi_pipe_enabled(dev_priv, pipe, val)) { DRM_DEBUG_KMS("Disabling pch HDMI %x on pipe %d\n", reg, pipe); I915_WRITE(reg, val & ~PORT_ENABLE); @@ -1745,12 +1745,12 @@ static void intel_disable_pch_ports(struct drm_i915_private *dev_priv, reg = PCH_ADPA; val = I915_READ(reg); - if (adpa_pipe_enabled(dev_priv, val, pipe)) + if (adpa_pipe_enabled(dev_priv, pipe, val)) I915_WRITE(reg, val & ~ADPA_DAC_ENABLE); reg = PCH_LVDS; val = I915_READ(reg); - if (lvds_pipe_enabled(dev_priv, val, pipe)) { + if (lvds_pipe_enabled(dev_priv, pipe, val)) { DRM_DEBUG_KMS("disable lvds on pipe %d val 0x%08x\n", pipe, val); I915_WRITE(reg, val & ~LVDS_PORT_EN); POSTING_READ(reg); @@ -3926,12 +3926,6 @@ static void i8xx_update_pll(struct drm_crtc *crtc, POSTING_READ(DPLL(pipe)); udelay(150); - I915_WRITE(DPLL(pipe), dpll); - - /* Wait for the clocks to stabilize. */ - POSTING_READ(DPLL(pipe)); - udelay(150); - /* The LVDS pin pair needs to be on before the DPLLs are enabled. * This is an exception to the general rule that mode_set doesn't turn * things on. @@ -3939,6 +3933,12 @@ static void i8xx_update_pll(struct drm_crtc *crtc, if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) intel_update_lvds(crtc, clock, adjusted_mode); + I915_WRITE(DPLL(pipe), dpll); + + /* Wait for the clocks to stabilize. */ + POSTING_READ(DPLL(pipe)); + udelay(150); + /* The pixel multiplier can only be updated once the * DPLL is enabled and the clocks are stable. * diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 3e09188..9040191 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -334,6 +334,8 @@ struct intel_fbc_work { int interval; }; +int intel_connector_update_modes(struct drm_connector *connector, + struct edid *edid); int intel_ddc_get_modes(struct drm_connector *c, struct i2c_adapter *adapter); extern bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus); diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 2ead3bf..bc1f0f2 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -400,7 +400,7 @@ static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode) u32 temp; u32 enable_bits = SDVO_ENABLE; - if (intel_hdmi->has_audio) + if (intel_hdmi->has_audio || mode != DRM_MODE_DPMS_ON) enable_bits |= SDVO_AUDIO_ENABLE; temp = I915_READ(intel_hdmi->sdvox_reg); diff --git a/drivers/gpu/drm/i915/intel_modes.c b/drivers/gpu/drm/i915/intel_modes.c index d67ec3a..e019146 100644 --- a/drivers/gpu/drm/i915/intel_modes.c +++ b/drivers/gpu/drm/i915/intel_modes.c @@ -61,6 +61,25 @@ bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus) } /** + * intel_connector_update_modes - update connector from edid + * @connector: DRM connector device to use + * @edid: previously read EDID information + */ +int intel_connector_update_modes(struct drm_connector *connector, + struct edid *edid) +{ + int ret; + + drm_mode_connector_update_edid_property(connector, edid); + ret = drm_add_edid_modes(connector, edid); + drm_edid_to_eld(connector, edid); + connector->display_info.raw_edid = NULL; + kfree(edid); + + return ret; +} + +/** * intel_ddc_get_modes - get modelist from monitor * @connector: DRM connector device to use * @adapter: i2c adapter @@ -71,18 +90,12 @@ int intel_ddc_get_modes(struct drm_connector *connector, struct i2c_adapter *adapter) { struct edid *edid; - int ret = 0; edid = drm_get_edid(connector, adapter); - if (edid) { - drm_mode_connector_update_edid_property(connector, edid); - ret = drm_add_edid_modes(connector, edid); - drm_edid_to_eld(connector, edid); - connector->display_info.raw_edid = NULL; - kfree(edid); - } + if (!edid) + return 0; - return ret; + return intel_connector_update_modes(connector, edid); } static const struct drm_prop_enum_list force_audio_names[] = { diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index d0ce2a5..a48c391 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2431,10 +2431,10 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RP_INTERRUPT_LIMITS, dev_priv->max_delay << 24 | dev_priv->min_delay << 16); - I915_WRITE(GEN6_RP_UP_THRESHOLD, 10000); - I915_WRITE(GEN6_RP_DOWN_THRESHOLD, 1000000); - I915_WRITE(GEN6_RP_UP_EI, 100000); - I915_WRITE(GEN6_RP_DOWN_EI, 5000000); + I915_WRITE(GEN6_RP_UP_THRESHOLD, 59400); + I915_WRITE(GEN6_RP_DOWN_THRESHOLD, 245000); + I915_WRITE(GEN6_RP_UP_EI, 66000); + I915_WRITE(GEN6_RP_DOWN_EI, 350000); I915_WRITE(GEN6_RP_IDLE_HYSTERSIS, 10); I915_WRITE(GEN6_RP_CONTROL, GEN6_RP_MEDIA_TURBO | @@ -3528,6 +3528,9 @@ static void gen3_init_clock_gating(struct drm_device *dev) if (IS_PINEVIEW(dev)) I915_WRITE(ECOSKPD, _MASKED_BIT_ENABLE(ECO_GATING_CX_ONLY)); + + /* IIR "flip pending" means done if this bit is set */ + I915_WRITE(ECOSKPD, _MASKED_BIT_DISABLE(ECO_FLIP_DONE)); } static void i85x_init_clock_gating(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index b6a9d45..74d47a3 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -2552,25 +2552,12 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) } } - if (intel_sdvo->is_sdvob) - dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS; - else - dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS; - drm_encoder_helper_add(&intel_encoder->base, &intel_sdvo_helper_funcs); /* In default case sdvo lvds is false */ if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps)) goto err; - /* Set up hotplug command - note paranoia about contents of reply. - * We assume that the hardware is in a sane state, and only touch - * the bits we think we understand. - */ - intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, - &intel_sdvo->hotplug_active, 2); - intel_sdvo->hotplug_active[0] &= ~0x3; - if (intel_sdvo_output_setup(intel_sdvo, intel_sdvo->caps.output_flags) != true) { DRM_DEBUG_KMS("SDVO output failed to setup on %s\n", @@ -2578,6 +2565,16 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) goto err; } + /* Only enable the hotplug irq if we need it, to work around noisy + * hotplug lines. + */ + if (intel_sdvo->hotplug_active[0]) { + if (intel_sdvo->is_sdvob) + dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS; + else + dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS; + } + intel_sdvo_select_ddc_bus(dev_priv, intel_sdvo, sdvo_reg); /* Set the input timing to the screen. Assume always input 0. */ diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 69688ef..7e16dc5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -598,7 +598,7 @@ nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev, args->size = args->pitch * args->height; args->size = roundup(args->size, PAGE_SIZE); - ret = nouveau_gem_new(dev, args->size, 0, TTM_PL_FLAG_VRAM, 0, 0, &bo); + ret = nouveau_gem_new(dev, args->size, 0, NOUVEAU_GEM_DOMAIN_VRAM, 0, 0, &bo); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 19706f0..22a90a0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -737,9 +737,11 @@ nouveau_card_init(struct drm_device *dev) } break; case NV_C0: - nvc0_copy_create(dev, 1); + if (!(nv_rd32(dev, 0x022500) & 0x00000200)) + nvc0_copy_create(dev, 1); case NV_D0: - nvc0_copy_create(dev, 0); + if (!(nv_rd32(dev, 0x022500) & 0x00000100)) + nvc0_copy_create(dev, 0); break; default: break; diff --git a/drivers/gpu/drm/nouveau/nv84_fifo.c b/drivers/gpu/drm/nouveau/nv84_fifo.c index cc82d79..c564c5e 100644 --- a/drivers/gpu/drm/nouveau/nv84_fifo.c +++ b/drivers/gpu/drm/nouveau/nv84_fifo.c @@ -117,17 +117,22 @@ nv84_fifo_context_del(struct nouveau_channel *chan, int engine) struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; unsigned long flags; + u32 save; /* remove channel from playlist, will context switch if active */ spin_lock_irqsave(&dev_priv->context_switch_lock, flags); nv_mask(dev, 0x002600 + (chan->id * 4), 0x80000000, 0x00000000); nv50_fifo_playlist_update(dev); + save = nv_mask(dev, 0x002520, 0x0000003f, 0x15); + /* tell any engines on this channel to unload their contexts */ nv_wr32(dev, 0x0032fc, chan->ramin->vinst >> 12); if (!nv_wait_ne(dev, 0x0032fc, 0xffffffff, 0xffffffff)) NV_INFO(dev, "PFIFO: channel %d unload timeout\n", chan->id); + nv_wr32(dev, 0x002520, save); + nv_wr32(dev, 0x002600 + (chan->id * 4), 0x00000000); spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags); @@ -184,10 +189,13 @@ nv84_fifo_fini(struct drm_device *dev, int engine, bool suspend) struct drm_nouveau_private *dev_priv = dev->dev_private; struct nv84_fifo_priv *priv = nv_engine(dev, engine); int i; + u32 save; /* set playlist length to zero, fifo will unload context */ nv_wr32(dev, 0x0032ec, 0); + save = nv_mask(dev, 0x002520, 0x0000003f, 0x15); + /* tell all connected engines to unload their contexts */ for (i = 0; i < priv->base.channels; i++) { struct nouveau_channel *chan = dev_priv->channels.ptr[i]; @@ -199,6 +207,7 @@ nv84_fifo_fini(struct drm_device *dev, int engine, bool suspend) } } + nv_wr32(dev, 0x002520, save); nv_wr32(dev, 0x002140, 0); return 0; } diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 7915944..25b8014 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -258,7 +258,6 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) radeon_crtc->enabled = true; /* adjust pm to dpms changes BEFORE enabling crtcs */ radeon_pm_compute_clocks(rdev); - /* disable crtc pair power gating before programming */ if (ASIC_IS_DCE6(rdev) && !radeon_crtc->in_mode_set) atombios_powergate_crtc(crtc, ATOM_DISABLE); atombios_enable_crtc(crtc, ATOM_ENABLE); @@ -278,25 +277,8 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) atombios_enable_crtc_memreq(crtc, ATOM_DISABLE); atombios_enable_crtc(crtc, ATOM_DISABLE); radeon_crtc->enabled = false; - /* power gating is per-pair */ - if (ASIC_IS_DCE6(rdev) && !radeon_crtc->in_mode_set) { - struct drm_crtc *other_crtc; - struct radeon_crtc *other_radeon_crtc; - list_for_each_entry(other_crtc, &rdev->ddev->mode_config.crtc_list, head) { - other_radeon_crtc = to_radeon_crtc(other_crtc); - if (((radeon_crtc->crtc_id == 0) && (other_radeon_crtc->crtc_id == 1)) || - ((radeon_crtc->crtc_id == 1) && (other_radeon_crtc->crtc_id == 0)) || - ((radeon_crtc->crtc_id == 2) && (other_radeon_crtc->crtc_id == 3)) || - ((radeon_crtc->crtc_id == 3) && (other_radeon_crtc->crtc_id == 2)) || - ((radeon_crtc->crtc_id == 4) && (other_radeon_crtc->crtc_id == 5)) || - ((radeon_crtc->crtc_id == 5) && (other_radeon_crtc->crtc_id == 4))) { - /* if both crtcs in the pair are off, enable power gating */ - if (other_radeon_crtc->enabled == false) - atombios_powergate_crtc(crtc, ATOM_ENABLE); - break; - } - } - } + if (ASIC_IS_DCE6(rdev) && !radeon_crtc->in_mode_set) + atombios_powergate_crtc(crtc, ATOM_ENABLE); /* adjust pm to dpms changes AFTER disabling crtcs */ radeon_pm_compute_clocks(rdev); break; @@ -444,11 +426,28 @@ union atom_enable_ss { static void atombios_crtc_program_ss(struct radeon_device *rdev, int enable, int pll_id, + int crtc_id, struct radeon_atom_ss *ss) { + unsigned i; int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL); union atom_enable_ss args; + if (!enable) { + for (i = 0; i < rdev->num_crtc; i++) { + if (rdev->mode_info.crtcs[i] && + rdev->mode_info.crtcs[i]->enabled && + i != crtc_id && + pll_id == rdev->mode_info.crtcs[i]->pll_id) { + /* one other crtc is using this pll don't turn + * off spread spectrum as it might turn off + * display on active crtc + */ + return; + } + } + } + memset(&args, 0, sizeof(args)); if (ASIC_IS_DCE5(rdev)) { @@ -1036,7 +1035,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode radeon_compute_pll_legacy(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div, &ref_div, &post_div); - atombios_crtc_program_ss(rdev, ATOM_DISABLE, radeon_crtc->pll_id, &ss); + atombios_crtc_program_ss(rdev, ATOM_DISABLE, radeon_crtc->pll_id, radeon_crtc->crtc_id, &ss); atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id, encoder_mode, radeon_encoder->encoder_id, mode->clock, @@ -1059,7 +1058,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode ss.step = step_size; } - atombios_crtc_program_ss(rdev, ATOM_ENABLE, radeon_crtc->pll_id, &ss); + atombios_crtc_program_ss(rdev, ATOM_ENABLE, radeon_crtc->pll_id, radeon_crtc->crtc_id, &ss); } } @@ -1576,11 +1575,11 @@ void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev) ASIC_INTERNAL_SS_ON_DCPLL, rdev->clock.default_dispclk); if (ss_enabled) - atombios_crtc_program_ss(rdev, ATOM_DISABLE, ATOM_DCPLL, &ss); + atombios_crtc_program_ss(rdev, ATOM_DISABLE, ATOM_DCPLL, -1, &ss); /* XXX: DCE5, make sure voltage, dispclk is high enough */ atombios_crtc_set_disp_eng_pll(rdev, rdev->clock.default_dispclk); if (ss_enabled) - atombios_crtc_program_ss(rdev, ATOM_ENABLE, ATOM_DCPLL, &ss); + atombios_crtc_program_ss(rdev, ATOM_ENABLE, ATOM_DCPLL, -1, &ss); } } @@ -1669,9 +1668,22 @@ static void atombios_crtc_disable(struct drm_crtc *crtc) struct drm_device *dev = crtc->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_atom_ss ss; + int i; atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); + for (i = 0; i < rdev->num_crtc; i++) { + if (rdev->mode_info.crtcs[i] && + rdev->mode_info.crtcs[i]->enabled && + i != radeon_crtc->crtc_id && + radeon_crtc->pll_id == rdev->mode_info.crtcs[i]->pll_id) { + /* one other crtc is using this pll don't turn + * off the pll + */ + goto done; + } + } + switch (radeon_crtc->pll_id) { case ATOM_PPLL1: case ATOM_PPLL2: @@ -1688,6 +1700,7 @@ static void atombios_crtc_disable(struct drm_crtc *crtc) default: break; } +done: radeon_crtc->pll_id = -1; } diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 8676b1b..700dfab 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -1379,6 +1379,8 @@ radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode) struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_encoder *ext_encoder = radeon_get_external_encoder(encoder); + struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); struct radeon_connector *radeon_connector = NULL; struct radeon_connector_atom_dig *radeon_dig_connector = NULL; @@ -1390,19 +1392,37 @@ radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode) switch (mode) { case DRM_MODE_DPMS_ON: - /* some early dce3.2 boards have a bug in their transmitter control table */ - if ((rdev->family == CHIP_RV710) || (rdev->family == CHIP_RV730) || - ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { - if (ASIC_IS_DCE6(rdev)) { - /* It seems we need to call ATOM_ENCODER_CMD_SETUP again - * before reenabling encoder on DPMS ON, otherwise we never - * get picture - */ - atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0); + if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { + if (!connector) + dig->panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE; + else + dig->panel_mode = radeon_dp_get_panel_mode(encoder, connector); + + /* setup and enable the encoder */ + atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0); + atombios_dig_encoder_setup(encoder, + ATOM_ENCODER_CMD_SETUP_PANEL_MODE, + dig->panel_mode); + if (ext_encoder) { + if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev)) + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP); } atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); - } else { + } else if (ASIC_IS_DCE4(rdev)) { + /* setup and enable the encoder */ + atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0); + /* enable the transmitter */ + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0); + } else { + /* setup and enable the encoder and transmitter */ + atombios_dig_encoder_setup(encoder, ATOM_ENABLE, 0); + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0); + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); + /* some early dce3.2 boards have a bug in their transmitter control table */ + if ((rdev->family != CHIP_RV710) || (rdev->family != CHIP_RV730)) + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0); } if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector) { if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { @@ -1420,10 +1440,19 @@ radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode) case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) + if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { + /* disable the transmitter */ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); - else + } else if (ASIC_IS_DCE4(rdev)) { + /* disable the transmitter */ + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE_OUTPUT, 0, 0); + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); + } else { + /* disable the encoder and transmitter */ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE_OUTPUT, 0, 0); + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); + atombios_dig_encoder_setup(encoder, ATOM_DISABLE, 0); + } if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector) { if (ASIC_IS_DCE4(rdev)) atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0); @@ -1740,13 +1769,34 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder) struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_encoder *test_encoder; - struct radeon_encoder_atom_dig *dig; + struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; uint32_t dig_enc_in_use = 0; - /* DCE4/5 */ - if (ASIC_IS_DCE4(rdev)) { - dig = radeon_encoder->enc_priv; - if (ASIC_IS_DCE41(rdev)) { + if (ASIC_IS_DCE6(rdev)) { + /* DCE6 */ + switch (radeon_encoder->encoder_id) { + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: + if (dig->linkb) + return 1; + else + return 0; + break; + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: + if (dig->linkb) + return 3; + else + return 2; + break; + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: + if (dig->linkb) + return 5; + else + return 4; + break; + } + } else if (ASIC_IS_DCE4(rdev)) { + /* DCE4/5 */ + if (ASIC_IS_DCE41(rdev) && !ASIC_IS_DCE61(rdev)) { /* ontario follows DCE4 */ if (rdev->family == CHIP_PALM) { if (dig->linkb) @@ -1848,10 +1898,12 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); - struct drm_encoder *ext_encoder = radeon_get_external_encoder(encoder); radeon_encoder->pixel_clock = adjusted_mode->clock; + /* need to call this here rather than in prepare() since we need some crtc info */ + radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); + if (ASIC_IS_AVIVO(rdev) && !ASIC_IS_DCE4(rdev)) { if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT)) atombios_yuv_setup(encoder, true); @@ -1870,38 +1922,7 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: - if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { - struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); - struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; - - if (!connector) - dig->panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE; - else - dig->panel_mode = radeon_dp_get_panel_mode(encoder, connector); - - /* setup and enable the encoder */ - atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0); - atombios_dig_encoder_setup(encoder, - ATOM_ENCODER_CMD_SETUP_PANEL_MODE, - dig->panel_mode); - } else if (ASIC_IS_DCE4(rdev)) { - /* disable the transmitter */ - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); - /* setup and enable the encoder */ - atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0); - - /* enable the transmitter */ - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); - } else { - /* disable the encoder and transmitter */ - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); - atombios_dig_encoder_setup(encoder, ATOM_DISABLE, 0); - - /* setup and enable the encoder and transmitter */ - atombios_dig_encoder_setup(encoder, ATOM_ENABLE, 0); - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0); - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); - } + /* handled in dpms */ break; case ENCODER_OBJECT_ID_INTERNAL_DDI: case ENCODER_OBJECT_ID_INTERNAL_DVO1: @@ -1922,14 +1943,6 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, break; } - if (ext_encoder) { - if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev)) - atombios_external_encoder_setup(encoder, ext_encoder, - EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP); - else - atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE); - } - atombios_apply_encoder_quirks(encoder, adjusted_mode); if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) { @@ -2116,7 +2129,6 @@ static void radeon_atom_encoder_prepare(struct drm_encoder *encoder) } radeon_atom_output_lock(encoder, true); - radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); if (connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); @@ -2137,6 +2149,7 @@ static void radeon_atom_encoder_prepare(struct drm_encoder *encoder) static void radeon_atom_encoder_commit(struct drm_encoder *encoder) { + /* need to call this here as we need the crtc set up */ radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_ON); radeon_atom_output_lock(encoder, false); } @@ -2177,14 +2190,7 @@ static void radeon_atom_encoder_disable(struct drm_encoder *encoder) case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: - if (ASIC_IS_DCE4(rdev)) - /* disable the transmitter */ - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); - else { - /* disable the encoder and transmitter */ - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); - atombios_dig_encoder_setup(encoder, ATOM_DISABLE, 0); - } + /* handled in dpms */ break; case ENCODER_OBJECT_ID_INTERNAL_DDI: case ENCODER_OBJECT_ID_INTERNAL_DVO1: diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index fefcca5..5c8a0bf 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -143,21 +143,6 @@ struct radeon_device; /* * BIOS. */ -#define ATRM_BIOS_PAGE 4096 - -#if defined(CONFIG_VGA_SWITCHEROO) -bool radeon_atrm_supported(struct pci_dev *pdev); -int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len); -#else -static inline bool radeon_atrm_supported(struct pci_dev *pdev) -{ - return false; -} - -static inline int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len){ - return -EINVAL; -} -#endif bool radeon_get_bios(struct radeon_device *rdev); @@ -323,6 +308,7 @@ struct radeon_bo_va { uint64_t soffset; uint64_t eoffset; uint32_t flags; + struct radeon_fence *fence; bool valid; }; diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index b1e3820..5e30e12 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -452,7 +452,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, } /* Fujitsu D3003-S2 board lists DVI-I as DVI-D and VGA */ - if ((dev->pdev->device == 0x9802) && + if (((dev->pdev->device == 0x9802) || (dev->pdev->device == 0x9806)) && (dev->pdev->subsystem_vendor == 0x1734) && (dev->pdev->subsystem_device == 0x11bd)) { if (*connector_type == DRM_MODE_CONNECTOR_VGA) { diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c index 98724fc..2a2cf0b 100644 --- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c +++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c @@ -30,57 +30,8 @@ static struct radeon_atpx_priv { /* handle for device - and atpx */ acpi_handle dhandle; acpi_handle atpx_handle; - acpi_handle atrm_handle; } radeon_atpx_priv; -/* retrieve the ROM in 4k blocks */ -static int radeon_atrm_call(acpi_handle atrm_handle, uint8_t *bios, - int offset, int len) -{ - acpi_status status; - union acpi_object atrm_arg_elements[2], *obj; - struct acpi_object_list atrm_arg; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL}; - - atrm_arg.count = 2; - atrm_arg.pointer = &atrm_arg_elements[0]; - - atrm_arg_elements[0].type = ACPI_TYPE_INTEGER; - atrm_arg_elements[0].integer.value = offset; - - atrm_arg_elements[1].type = ACPI_TYPE_INTEGER; - atrm_arg_elements[1].integer.value = len; - - status = acpi_evaluate_object(atrm_handle, NULL, &atrm_arg, &buffer); - if (ACPI_FAILURE(status)) { - printk("failed to evaluate ATRM got %s\n", acpi_format_exception(status)); - return -ENODEV; - } - - obj = (union acpi_object *)buffer.pointer; - memcpy(bios+offset, obj->buffer.pointer, obj->buffer.length); - len = obj->buffer.length; - kfree(buffer.pointer); - return len; -} - -bool radeon_atrm_supported(struct pci_dev *pdev) -{ - /* get the discrete ROM only via ATRM */ - if (!radeon_atpx_priv.atpx_detected) - return false; - - if (radeon_atpx_priv.dhandle == DEVICE_ACPI_HANDLE(&pdev->dev)) - return false; - return true; -} - - -int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len) -{ - return radeon_atrm_call(radeon_atpx_priv.atrm_handle, bios, offset, len); -} - static int radeon_atpx_get_version(acpi_handle handle) { acpi_status status; @@ -198,7 +149,7 @@ static int radeon_atpx_power_state(enum vga_switcheroo_client_id id, static bool radeon_atpx_pci_probe_handle(struct pci_dev *pdev) { - acpi_handle dhandle, atpx_handle, atrm_handle; + acpi_handle dhandle, atpx_handle; acpi_status status; dhandle = DEVICE_ACPI_HANDLE(&pdev->dev); @@ -209,13 +160,8 @@ static bool radeon_atpx_pci_probe_handle(struct pci_dev *pdev) if (ACPI_FAILURE(status)) return false; - status = acpi_get_handle(dhandle, "ATRM", &atrm_handle); - if (ACPI_FAILURE(status)) - return false; - radeon_atpx_priv.dhandle = dhandle; radeon_atpx_priv.atpx_handle = atpx_handle; - radeon_atpx_priv.atrm_handle = atrm_handle; return true; } diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c index 501f488..d306cc8 100644 --- a/drivers/gpu/drm/radeon/radeon_bios.c +++ b/drivers/gpu/drm/radeon/radeon_bios.c @@ -32,6 +32,7 @@ #include <linux/vga_switcheroo.h> #include <linux/slab.h> +#include <linux/acpi.h> /* * BIOS. */ @@ -98,16 +99,81 @@ static bool radeon_read_bios(struct radeon_device *rdev) return true; } +#ifdef CONFIG_ACPI /* ATRM is used to get the BIOS on the discrete cards in * dual-gpu systems. */ +/* retrieve the ROM in 4k blocks */ +#define ATRM_BIOS_PAGE 4096 +/** + * radeon_atrm_call - fetch a chunk of the vbios + * + * @atrm_handle: acpi ATRM handle + * @bios: vbios image pointer + * @offset: offset of vbios image data to fetch + * @len: length of vbios image data to fetch + * + * Executes ATRM to fetch a chunk of the discrete + * vbios image on PX systems (all asics). + * Returns the length of the buffer fetched. + */ +static int radeon_atrm_call(acpi_handle atrm_handle, uint8_t *bios, + int offset, int len) +{ + acpi_status status; + union acpi_object atrm_arg_elements[2], *obj; + struct acpi_object_list atrm_arg; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL}; + + atrm_arg.count = 2; + atrm_arg.pointer = &atrm_arg_elements[0]; + + atrm_arg_elements[0].type = ACPI_TYPE_INTEGER; + atrm_arg_elements[0].integer.value = offset; + + atrm_arg_elements[1].type = ACPI_TYPE_INTEGER; + atrm_arg_elements[1].integer.value = len; + + status = acpi_evaluate_object(atrm_handle, NULL, &atrm_arg, &buffer); + if (ACPI_FAILURE(status)) { + printk("failed to evaluate ATRM got %s\n", acpi_format_exception(status)); + return -ENODEV; + } + + obj = (union acpi_object *)buffer.pointer; + memcpy(bios+offset, obj->buffer.pointer, obj->buffer.length); + len = obj->buffer.length; + kfree(buffer.pointer); + return len; +} + static bool radeon_atrm_get_bios(struct radeon_device *rdev) { int ret; int size = 256 * 1024; int i; + struct pci_dev *pdev = NULL; + acpi_handle dhandle, atrm_handle; + acpi_status status; + bool found = false; + + /* ATRM is for the discrete card only */ + if (rdev->flags & RADEON_IS_IGP) + return false; + + while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) { + dhandle = DEVICE_ACPI_HANDLE(&pdev->dev); + if (!dhandle) + continue; + + status = acpi_get_handle(dhandle, "ATRM", &atrm_handle); + if (!ACPI_FAILURE(status)) { + found = true; + break; + } + } - if (!radeon_atrm_supported(rdev->pdev)) + if (!found) return false; rdev->bios = kmalloc(size, GFP_KERNEL); @@ -117,9 +183,10 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev) } for (i = 0; i < size / ATRM_BIOS_PAGE; i++) { - ret = radeon_atrm_get_bios_chunk(rdev->bios, - (i * ATRM_BIOS_PAGE), - ATRM_BIOS_PAGE); + ret = radeon_atrm_call(atrm_handle, + rdev->bios, + (i * ATRM_BIOS_PAGE), + ATRM_BIOS_PAGE); if (ret < ATRM_BIOS_PAGE) break; } @@ -130,6 +197,12 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev) } return true; } +#else +static inline bool radeon_atrm_get_bios(struct radeon_device *rdev) +{ + return false; +} +#endif static bool ni_read_disabled_bios(struct radeon_device *rdev) { @@ -476,6 +549,61 @@ static bool radeon_read_disabled_bios(struct radeon_device *rdev) return legacy_read_disabled_bios(rdev); } +#ifdef CONFIG_ACPI +static bool radeon_acpi_vfct_bios(struct radeon_device *rdev) +{ + bool ret = false; + struct acpi_table_header *hdr; + acpi_size tbl_size; + UEFI_ACPI_VFCT *vfct; + GOP_VBIOS_CONTENT *vbios; + VFCT_IMAGE_HEADER *vhdr; + + if (!ACPI_SUCCESS(acpi_get_table_with_size("VFCT", 1, &hdr, &tbl_size))) + return false; + if (tbl_size < sizeof(UEFI_ACPI_VFCT)) { + DRM_ERROR("ACPI VFCT table present but broken (too short #1)\n"); + goto out_unmap; + } + + vfct = (UEFI_ACPI_VFCT *)hdr; + if (vfct->VBIOSImageOffset + sizeof(VFCT_IMAGE_HEADER) > tbl_size) { + DRM_ERROR("ACPI VFCT table present but broken (too short #2)\n"); + goto out_unmap; + } + + vbios = (GOP_VBIOS_CONTENT *)((char *)hdr + vfct->VBIOSImageOffset); + vhdr = &vbios->VbiosHeader; + DRM_INFO("ACPI VFCT contains a BIOS for %02x:%02x.%d %04x:%04x, size %d\n", + vhdr->PCIBus, vhdr->PCIDevice, vhdr->PCIFunction, + vhdr->VendorID, vhdr->DeviceID, vhdr->ImageLength); + + if (vhdr->PCIBus != rdev->pdev->bus->number || + vhdr->PCIDevice != PCI_SLOT(rdev->pdev->devfn) || + vhdr->PCIFunction != PCI_FUNC(rdev->pdev->devfn) || + vhdr->VendorID != rdev->pdev->vendor || + vhdr->DeviceID != rdev->pdev->device) { + DRM_INFO("ACPI VFCT table is not for this card\n"); + goto out_unmap; + }; + + if (vfct->VBIOSImageOffset + sizeof(VFCT_IMAGE_HEADER) + vhdr->ImageLength > tbl_size) { + DRM_ERROR("ACPI VFCT image truncated\n"); + goto out_unmap; + } + + rdev->bios = kmemdup(&vbios->VbiosContent, vhdr->ImageLength, GFP_KERNEL); + ret = !!rdev->bios; + +out_unmap: + return ret; +} +#else +static inline bool radeon_acpi_vfct_bios(struct radeon_device *rdev) +{ + return false; +} +#endif bool radeon_get_bios(struct radeon_device *rdev) { @@ -484,6 +612,8 @@ bool radeon_get_bios(struct radeon_device *rdev) r = radeon_atrm_get_bios(rdev); if (r == false) + r = radeon_acpi_vfct_bios(rdev); + if (r == false) r = igp_read_bios_from_vram(rdev); if (r == false) r = radeon_read_bios(rdev); diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 17238f4..c84eb1a 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -294,6 +294,28 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data) return 0; } +static void radeon_bo_vm_fence_va(struct radeon_cs_parser *parser, + struct radeon_fence *fence) +{ + struct radeon_fpriv *fpriv = parser->filp->driver_priv; + struct radeon_vm *vm = &fpriv->vm; + struct radeon_bo_list *lobj; + + if (parser->chunk_ib_idx == -1) + return; + if ((parser->cs_flags & RADEON_CS_USE_VM) == 0) + return; + + list_for_each_entry(lobj, &parser->validated, tv.head) { + struct radeon_bo_va *bo_va; + struct radeon_bo *rbo = lobj->bo; + + bo_va = radeon_bo_va(rbo, vm); + radeon_fence_unref(&bo_va->fence); + bo_va->fence = radeon_fence_ref(fence); + } +} + /** * cs_parser_fini() - clean parser states * @parser: parser structure holding parsing context. @@ -306,11 +328,14 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error) { unsigned i; - if (!error) + if (!error) { + /* fence all bo va before ttm_eu_fence_buffer_objects so bo are still reserved */ + radeon_bo_vm_fence_va(parser, parser->ib.fence); ttm_eu_fence_buffer_objects(&parser->validated, parser->ib.fence); - else + } else { ttm_eu_backoff_reservation(&parser->validated); + } if (parser->relocs != NULL) { for (i = 0; i < parser->nrelocs; i++) { @@ -407,7 +432,6 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev, if (parser->chunk_ib_idx == -1) return 0; - if ((parser->cs_flags & RADEON_CS_USE_VM) == 0) return 0; diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 066c98b..8867400 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -774,7 +774,7 @@ int radeon_device_init(struct radeon_device *rdev, if (rdev->flags & RADEON_IS_AGP) rdev->need_dma32 = true; if ((rdev->flags & RADEON_IS_PCI) && - (rdev->family < CHIP_RS400)) + (rdev->family <= CHIP_RS740)) rdev->need_dma32 = true; dma_bits = rdev->need_dma32 ? 32 : 40; diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 11f5f40..71298ce 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -75,7 +75,7 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence) void radeon_fence_process(struct radeon_device *rdev, int ring) { - uint64_t seq, last_seq; + uint64_t seq, last_seq, last_emitted; unsigned count_loop = 0; bool wake = false; @@ -102,13 +102,15 @@ void radeon_fence_process(struct radeon_device *rdev, int ring) */ last_seq = atomic64_read(&rdev->fence_drv[ring].last_seq); do { + last_emitted = rdev->fence_drv[ring].seq; seq = radeon_fence_read(rdev, ring); seq |= last_seq & 0xffffffff00000000LL; if (seq < last_seq) { - seq += 0x100000000LL; + seq &= 0xffffffff; + seq |= last_emitted & 0xffffffff00000000LL; } - if (seq == last_seq) { + if (seq <= last_seq || seq > last_emitted) { break; } /* If we loop over we don't want to return without diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 84b648a..f651f22 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -564,7 +564,7 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, return -EINVAL; } - if (bo_va->valid) + if (bo_va->valid && mem) return 0; ngpu_pages = radeon_bo_ngpu_pages(bo); @@ -597,11 +597,27 @@ int radeon_vm_bo_rmv(struct radeon_device *rdev, struct radeon_bo *bo) { struct radeon_bo_va *bo_va; + int r; bo_va = radeon_bo_va(bo, vm); if (bo_va == NULL) return 0; + /* wait for va use to end */ + while (bo_va->fence) { + r = radeon_fence_wait(bo_va->fence, false); + if (r) { + DRM_ERROR("error while waiting for fence: %d\n", r); + } + if (r == -EDEADLK) { + r = radeon_gpu_reset(rdev); + if (!r) + continue; + } + break; + } + radeon_fence_unref(&bo_va->fence); + radeon_mutex_lock(&rdev->cs_mutex); mutex_lock(&vm->mutex); radeon_vm_bo_update_pte(rdev, vm, bo, NULL); @@ -661,12 +677,15 @@ void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm) radeon_vm_unbind_locked(rdev, vm); radeon_mutex_unlock(&rdev->cs_mutex); - /* remove all bo */ + /* remove all bo at this point non are busy any more because unbind + * waited for the last vm fence to signal + */ r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false); if (!r) { bo_va = radeon_bo_va(rdev->ring_tmp_bo.bo, vm); list_del_init(&bo_va->bo_list); list_del_init(&bo_va->vm_list); + radeon_fence_unref(&bo_va->fence); radeon_bo_unreserve(rdev->ring_tmp_bo.bo); kfree(bo_va); } @@ -678,6 +697,7 @@ void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm) r = radeon_bo_reserve(bo_va->bo, false); if (!r) { list_del_init(&bo_va->bo_list); + radeon_fence_unref(&bo_va->fence); radeon_bo_unreserve(bo_va->bo); kfree(bo_va); } diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index 21ec9f5..12207d9 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -134,25 +134,16 @@ void radeon_gem_object_close(struct drm_gem_object *obj, struct radeon_device *rdev = rbo->rdev; struct radeon_fpriv *fpriv = file_priv->driver_priv; struct radeon_vm *vm = &fpriv->vm; - struct radeon_bo_va *bo_va, *tmp; if (rdev->family < CHIP_CAYMAN) { return; } if (radeon_bo_reserve(rbo, false)) { + dev_err(rdev->dev, "leaking bo va because we fail to reserve bo\n"); return; } - list_for_each_entry_safe(bo_va, tmp, &rbo->va, bo_list) { - if (bo_va->vm == vm) { - /* remove from this vm address space */ - mutex_lock(&vm->mutex); - list_del(&bo_va->vm_list); - mutex_unlock(&vm->mutex); - list_del(&bo_va->bo_list); - kfree(bo_va); - } - } + radeon_vm_bo_rmv(rdev, vm, rbo); radeon_bo_unreserve(rbo); } diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 830f1a7..1b2289f 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -52,11 +52,7 @@ void radeon_bo_clear_va(struct radeon_bo *bo) list_for_each_entry_safe(bo_va, tmp, &bo->va, bo_list) { /* remove from all vm address space */ - mutex_lock(&bo_va->vm->mutex); - list_del(&bo_va->vm_list); - mutex_unlock(&bo_va->vm->mutex); - list_del(&bo_va->bo_list); - kfree(bo_va); + radeon_vm_bo_rmv(bo->rdev, bo_va->vm, bo); } } diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 983658c..7843b36 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -394,6 +394,7 @@ int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsig if (radeon_debugfs_ring_init(rdev, ring)) { DRM_ERROR("Failed to register debugfs file for rings !\n"); } + radeon_ring_lockup_update(ring); return 0; } diff --git a/drivers/gpu/drm/udl/udl_connector.c b/drivers/gpu/drm/udl/udl_connector.c index ba055e9..8d9dc44 100644 --- a/drivers/gpu/drm/udl/udl_connector.c +++ b/drivers/gpu/drm/udl/udl_connector.c @@ -69,6 +69,13 @@ static int udl_get_modes(struct drm_connector *connector) static int udl_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { + struct udl_device *udl = connector->dev->dev_private; + if (!udl->sku_pixel_limit) + return 0; + + if (mode->vdisplay * mode->hdisplay > udl->sku_pixel_limit) + return MODE_VIRTUAL_Y; + return 0; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 7279b3e..3a4b15a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -1159,6 +1159,11 @@ static struct drm_driver driver = { .open = vmw_driver_open, .preclose = vmw_preclose, .postclose = vmw_postclose, + + .dumb_create = vmw_dumb_create, + .dumb_map_offset = vmw_dumb_map_offset, + .dumb_destroy = vmw_dumb_destroy, + .fops = &vmwgfx_driver_fops, .name = VMWGFX_DRIVER_NAME, .desc = VMWGFX_DRIVER_DESC, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index d0f2c07..29c984f 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -645,6 +645,16 @@ int vmw_kms_readback(struct vmw_private *dev_priv, int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +int vmw_dumb_create(struct drm_file *file_priv, + struct drm_device *dev, + struct drm_mode_create_dumb *args); + +int vmw_dumb_map_offset(struct drm_file *file_priv, + struct drm_device *dev, uint32_t handle, + uint64_t *offset); +int vmw_dumb_destroy(struct drm_file *file_priv, + struct drm_device *dev, + uint32_t handle); /** * Overlay control - vmwgfx_overlay.c */ diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c index f2fb8f1..7e07433 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c @@ -1018,7 +1018,7 @@ int vmw_event_fence_action_create(struct drm_file *file_priv, } - event = kzalloc(sizeof(event->event), GFP_KERNEL); + event = kzalloc(sizeof(*event), GFP_KERNEL); if (unlikely(event == NULL)) { DRM_ERROR("Failed to allocate an event.\n"); ret = -ENOMEM; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 22bf9a2..2c6ffe0 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -1917,3 +1917,76 @@ err_ref: vmw_resource_unreference(&res); return ret; } + + +int vmw_dumb_create(struct drm_file *file_priv, + struct drm_device *dev, + struct drm_mode_create_dumb *args) +{ + struct vmw_private *dev_priv = vmw_priv(dev); + struct vmw_master *vmaster = vmw_master(file_priv->master); + struct vmw_user_dma_buffer *vmw_user_bo; + struct ttm_buffer_object *tmp; + int ret; + + args->pitch = args->width * ((args->bpp + 7) / 8); + args->size = args->pitch * args->height; + + vmw_user_bo = kzalloc(sizeof(*vmw_user_bo), GFP_KERNEL); + if (vmw_user_bo == NULL) + return -ENOMEM; + + ret = ttm_read_lock(&vmaster->lock, true); + if (ret != 0) { + kfree(vmw_user_bo); + return ret; + } + + ret = vmw_dmabuf_init(dev_priv, &vmw_user_bo->dma, args->size, + &vmw_vram_sys_placement, true, + &vmw_user_dmabuf_destroy); + if (ret != 0) + goto out_no_dmabuf; + + tmp = ttm_bo_reference(&vmw_user_bo->dma.base); + ret = ttm_base_object_init(vmw_fpriv(file_priv)->tfile, + &vmw_user_bo->base, + false, + ttm_buffer_type, + &vmw_user_dmabuf_release, NULL); + if (unlikely(ret != 0)) + goto out_no_base_object; + + args->handle = vmw_user_bo->base.hash.key; + +out_no_base_object: + ttm_bo_unref(&tmp); +out_no_dmabuf: + ttm_read_unlock(&vmaster->lock); + return ret; +} + +int vmw_dumb_map_offset(struct drm_file *file_priv, + struct drm_device *dev, uint32_t handle, + uint64_t *offset) +{ + struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; + struct vmw_dma_buffer *out_buf; + int ret; + + ret = vmw_user_dmabuf_lookup(tfile, handle, &out_buf); + if (ret != 0) + return -EINVAL; + + *offset = out_buf->base.addr_space_offset; + vmw_dmabuf_unreference(&out_buf); + return 0; +} + +int vmw_dumb_destroy(struct drm_file *file_priv, + struct drm_device *dev, + uint32_t handle) +{ + return ttm_ref_object_base_unref(vmw_fpriv(file_priv)->tfile, + handle, TTM_REF_USAGE); +} diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 0f9c146..9500f2f 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -193,6 +193,7 @@ static struct hid_ll_driver logi_dj_ll_driver; static int logi_dj_output_hidraw_report(struct hid_device *hid, u8 * buf, size_t count, unsigned char report_type); +static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev); static void logi_dj_recv_destroy_djhid_device(struct dj_receiver_dev *djrcv_dev, struct dj_report *dj_report) @@ -233,6 +234,7 @@ static void logi_dj_recv_add_djhid_device(struct dj_receiver_dev *djrcv_dev, if (dj_report->report_params[DEVICE_PAIRED_PARAM_SPFUNCTION] & SPFUNCTION_DEVICE_LIST_EMPTY) { dbg_hid("%s: device list is empty\n", __func__); + djrcv_dev->querying_devices = false; return; } @@ -243,6 +245,12 @@ static void logi_dj_recv_add_djhid_device(struct dj_receiver_dev *djrcv_dev, return; } + if (djrcv_dev->paired_dj_devices[dj_report->device_index]) { + /* The device is already known. No need to reallocate it. */ + dbg_hid("%s: device is already known\n", __func__); + return; + } + dj_hiddev = hid_allocate_device(); if (IS_ERR(dj_hiddev)) { dev_err(&djrcv_hdev->dev, "%s: hid_allocate_device failed\n", @@ -306,6 +314,7 @@ static void delayedwork_callback(struct work_struct *work) struct dj_report dj_report; unsigned long flags; int count; + int retval; dbg_hid("%s\n", __func__); @@ -338,6 +347,25 @@ static void delayedwork_callback(struct work_struct *work) logi_dj_recv_destroy_djhid_device(djrcv_dev, &dj_report); break; default: + /* A normal report (i. e. not belonging to a pair/unpair notification) + * arriving here, means that the report arrived but we did not have a + * paired dj_device associated to the report's device_index, this + * means that the original "device paired" notification corresponding + * to this dj_device never arrived to this driver. The reason is that + * hid-core discards all packets coming from a device while probe() is + * executing. */ + if (!djrcv_dev->paired_dj_devices[dj_report.device_index]) { + /* ok, we don't know the device, just re-ask the + * receiver for the list of connected devices. */ + retval = logi_dj_recv_query_paired_devices(djrcv_dev); + if (!retval) { + /* everything went fine, so just leave */ + break; + } + dev_err(&djrcv_dev->hdev->dev, + "%s:logi_dj_recv_query_paired_devices " + "error:%d\n", __func__, retval); + } dbg_hid("%s: unexpected report type\n", __func__); } } @@ -368,6 +396,12 @@ static void logi_dj_recv_forward_null_report(struct dj_receiver_dev *djrcv_dev, if (!djdev) { dbg_hid("djrcv_dev->paired_dj_devices[dj_report->device_index]" " is NULL, index %d\n", dj_report->device_index); + kfifo_in(&djrcv_dev->notif_fifo, dj_report, sizeof(struct dj_report)); + + if (schedule_work(&djrcv_dev->work) == 0) { + dbg_hid("%s: did not schedule the work item, was already " + "queued\n", __func__); + } return; } @@ -398,6 +432,12 @@ static void logi_dj_recv_forward_report(struct dj_receiver_dev *djrcv_dev, if (dj_device == NULL) { dbg_hid("djrcv_dev->paired_dj_devices[dj_report->device_index]" " is NULL, index %d\n", dj_report->device_index); + kfifo_in(&djrcv_dev->notif_fifo, dj_report, sizeof(struct dj_report)); + + if (schedule_work(&djrcv_dev->work) == 0) { + dbg_hid("%s: did not schedule the work item, was already " + "queued\n", __func__); + } return; } @@ -439,7 +479,11 @@ static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev) struct dj_report *dj_report; int retval; - dj_report = kzalloc(sizeof(dj_report), GFP_KERNEL); + /* no need to protect djrcv_dev->querying_devices */ + if (djrcv_dev->querying_devices) + return 0; + + dj_report = kzalloc(sizeof(struct dj_report), GFP_KERNEL); if (!dj_report) return -ENOMEM; dj_report->report_id = REPORT_ID_DJ_SHORT; @@ -450,13 +494,14 @@ static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev) return retval; } + static int logi_dj_recv_switch_to_dj_mode(struct dj_receiver_dev *djrcv_dev, unsigned timeout) { struct dj_report *dj_report; int retval; - dj_report = kzalloc(sizeof(dj_report), GFP_KERNEL); + dj_report = kzalloc(sizeof(struct dj_report), GFP_KERNEL); if (!dj_report) return -ENOMEM; dj_report->report_id = REPORT_ID_DJ_SHORT; diff --git a/drivers/hid/hid-logitech-dj.h b/drivers/hid/hid-logitech-dj.h index fd28a5e..4a40003 100644 --- a/drivers/hid/hid-logitech-dj.h +++ b/drivers/hid/hid-logitech-dj.h @@ -101,6 +101,7 @@ struct dj_receiver_dev { struct work_struct work; struct kfifo notif_fifo; spinlock_t lock; + bool querying_devices; }; struct dj_device { diff --git a/drivers/hwmon/ad7314.c b/drivers/hwmon/ad7314.c index cfec802..f915eb1 100644 --- a/drivers/hwmon/ad7314.c +++ b/drivers/hwmon/ad7314.c @@ -87,10 +87,18 @@ static ssize_t ad7314_show_temperature(struct device *dev, } } +static ssize_t ad7314_show_name(struct device *dev, + struct device_attribute *devattr, char *buf) +{ + return sprintf(buf, "%s\n", to_spi_device(dev)->modalias); +} + +static DEVICE_ATTR(name, S_IRUGO, ad7314_show_name, NULL); static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, ad7314_show_temperature, NULL, 0); static struct attribute *ad7314_attributes[] = { + &dev_attr_name.attr, &sensor_dev_attr_temp1_input.dev_attr.attr, NULL, }; diff --git a/drivers/hwmon/ads7871.c b/drivers/hwmon/ads7871.c index e65c6e4..7bf4ce3 100644 --- a/drivers/hwmon/ads7871.c +++ b/drivers/hwmon/ads7871.c @@ -139,6 +139,12 @@ static ssize_t show_voltage(struct device *dev, } } +static ssize_t ads7871_show_name(struct device *dev, + struct device_attribute *devattr, char *buf) +{ + return sprintf(buf, "%s\n", to_spi_device(dev)->modalias); +} + static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, show_voltage, NULL, 0); static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_voltage, NULL, 1); static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_voltage, NULL, 2); @@ -148,6 +154,8 @@ static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_voltage, NULL, 5); static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_voltage, NULL, 6); static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_voltage, NULL, 7); +static DEVICE_ATTR(name, S_IRUGO, ads7871_show_name, NULL); + static struct attribute *ads7871_attributes[] = { &sensor_dev_attr_in0_input.dev_attr.attr, &sensor_dev_attr_in1_input.dev_attr.attr, @@ -157,6 +165,7 @@ static struct attribute *ads7871_attributes[] = { &sensor_dev_attr_in5_input.dev_attr.attr, &sensor_dev_attr_in6_input.dev_attr.attr, &sensor_dev_attr_in7_input.dev_attr.attr, + &dev_attr_name.attr, NULL }; diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c index 6b13f1a..49dadf4 100644 --- a/drivers/hwmon/fam15h_power.c +++ b/drivers/hwmon/fam15h_power.c @@ -128,12 +128,12 @@ static bool __devinit fam15h_power_is_internal_node0(struct pci_dev *f4) * counter saturations resulting in bogus power readings. * We correct this value ourselves to cope with older BIOSes. */ -static DEFINE_PCI_DEVICE_TABLE(affected_device) = { +static const struct pci_device_id affected_device[] = { { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_NB_F4) }, { 0 } }; -static void __devinit tweak_runavg_range(struct pci_dev *pdev) +static void tweak_runavg_range(struct pci_dev *pdev) { u32 val; @@ -157,6 +157,16 @@ static void __devinit tweak_runavg_range(struct pci_dev *pdev) REG_TDP_RUNNING_AVERAGE, val); } +#ifdef CONFIG_PM +static int fam15h_power_resume(struct pci_dev *pdev) +{ + tweak_runavg_range(pdev); + return 0; +} +#else +#define fam15h_power_resume NULL +#endif + static void __devinit fam15h_power_init_data(struct pci_dev *f4, struct fam15h_power_data *data) { @@ -255,6 +265,7 @@ static struct pci_driver fam15h_power_driver = { .id_table = fam15h_power_id_table, .probe = fam15h_power_probe, .remove = __devexit_p(fam15h_power_remove), + .resume = fam15h_power_resume, }; module_pci_driver(fam15h_power_driver); diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c index 7f3f4a3..6021482 100644 --- a/drivers/hwmon/ina2xx.c +++ b/drivers/hwmon/ina2xx.c @@ -69,22 +69,6 @@ struct ina2xx_data { u16 regs[INA2XX_MAX_REGISTERS]; }; -int ina2xx_read_word(struct i2c_client *client, int reg) -{ - int val = i2c_smbus_read_word_data(client, reg); - if (unlikely(val < 0)) { - dev_dbg(&client->dev, - "Failed to read register: %d\n", reg); - return val; - } - return be16_to_cpu(val); -} - -void ina2xx_write_word(struct i2c_client *client, int reg, int data) -{ - i2c_smbus_write_word_data(client, reg, cpu_to_be16(data)); -} - static struct ina2xx_data *ina2xx_update_device(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); @@ -102,7 +86,7 @@ static struct ina2xx_data *ina2xx_update_device(struct device *dev) /* Read all registers */ for (i = 0; i < data->registers; i++) { - int rv = ina2xx_read_word(client, i); + int rv = i2c_smbus_read_word_swapped(client, i); if (rv < 0) { ret = ERR_PTR(rv); goto abort; @@ -279,22 +263,26 @@ static int ina2xx_probe(struct i2c_client *client, switch (data->kind) { case ina219: /* device configuration */ - ina2xx_write_word(client, INA2XX_CONFIG, INA219_CONFIG_DEFAULT); + i2c_smbus_write_word_swapped(client, INA2XX_CONFIG, + INA219_CONFIG_DEFAULT); /* set current LSB to 1mA, shunt is in uOhms */ /* (equation 13 in datasheet) */ - ina2xx_write_word(client, INA2XX_CALIBRATION, 40960000 / shunt); + i2c_smbus_write_word_swapped(client, INA2XX_CALIBRATION, + 40960000 / shunt); dev_info(&client->dev, "power monitor INA219 (Rshunt = %li uOhm)\n", shunt); data->registers = INA219_REGISTERS; break; case ina226: /* device configuration */ - ina2xx_write_word(client, INA2XX_CONFIG, INA226_CONFIG_DEFAULT); + i2c_smbus_write_word_swapped(client, INA2XX_CONFIG, + INA226_CONFIG_DEFAULT); /* set current LSB to 1mA, shunt is in uOhms */ /* (equation 1 in datasheet)*/ - ina2xx_write_word(client, INA2XX_CALIBRATION, 5120000 / shunt); + i2c_smbus_write_word_swapped(client, INA2XX_CALIBRATION, + 5120000 / shunt); dev_info(&client->dev, "power monitor INA226 (Rshunt = %li uOhm)\n", shunt); data->registers = INA226_REGISTERS; diff --git a/drivers/hwmon/twl4030-madc-hwmon.c b/drivers/hwmon/twl4030-madc-hwmon.c index 0018c7d..1a174f0 100644 --- a/drivers/hwmon/twl4030-madc-hwmon.c +++ b/drivers/hwmon/twl4030-madc-hwmon.c @@ -44,12 +44,13 @@ static ssize_t madc_read(struct device *dev, struct device_attribute *devattr, char *buf) { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct twl4030_madc_request req; + struct twl4030_madc_request req = { + .channels = 1 << attr->index, + .method = TWL4030_MADC_SW2, + .type = TWL4030_MADC_WAIT, + }; long val; - req.channels = (1 << attr->index); - req.method = TWL4030_MADC_SW2; - req.func_cb = NULL; val = twl4030_madc_conversion(&req); if (val < 0) return val; diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c index 31c47e1..5285f85 100644 --- a/drivers/i2c/busses/i2c-powermac.c +++ b/drivers/i2c/busses/i2c-powermac.c @@ -227,28 +227,138 @@ static int __devexit i2c_powermac_remove(struct platform_device *dev) return 0; } +static u32 __devinit i2c_powermac_get_addr(struct i2c_adapter *adap, + struct pmac_i2c_bus *bus, + struct device_node *node) +{ + const __be32 *prop; + int len; + + /* First check for valid "reg" */ + prop = of_get_property(node, "reg", &len); + if (prop && (len >= sizeof(int))) + return (be32_to_cpup(prop) & 0xff) >> 1; + + /* Then check old-style "i2c-address" */ + prop = of_get_property(node, "i2c-address", &len); + if (prop && (len >= sizeof(int))) + return (be32_to_cpup(prop) & 0xff) >> 1; + + /* Now handle some devices with missing "reg" properties */ + if (!strcmp(node->name, "cereal")) + return 0x60; + else if (!strcmp(node->name, "deq")) + return 0x34; + + dev_warn(&adap->dev, "No i2c address for %s\n", node->full_name); + + return 0xffffffff; +} + +static void __devinit i2c_powermac_create_one(struct i2c_adapter *adap, + const char *type, + u32 addr) +{ + struct i2c_board_info info = {}; + struct i2c_client *newdev; + + strncpy(info.type, type, sizeof(info.type)); + info.addr = addr; + newdev = i2c_new_device(adap, &info); + if (!newdev) + dev_err(&adap->dev, + "i2c-powermac: Failure to register missing %s\n", + type); +} + +static void __devinit i2c_powermac_add_missing(struct i2c_adapter *adap, + struct pmac_i2c_bus *bus, + bool found_onyx) +{ + struct device_node *busnode = pmac_i2c_get_bus_node(bus); + int rc; + + /* Check for the onyx audio codec */ +#define ONYX_REG_CONTROL 67 + if (of_device_is_compatible(busnode, "k2-i2c") && !found_onyx) { + union i2c_smbus_data data; + + rc = i2c_smbus_xfer(adap, 0x46, 0, I2C_SMBUS_READ, + ONYX_REG_CONTROL, I2C_SMBUS_BYTE_DATA, + &data); + if (rc >= 0) + i2c_powermac_create_one(adap, "MAC,pcm3052", 0x46); + + rc = i2c_smbus_xfer(adap, 0x47, 0, I2C_SMBUS_READ, + ONYX_REG_CONTROL, I2C_SMBUS_BYTE_DATA, + &data); + if (rc >= 0) + i2c_powermac_create_one(adap, "MAC,pcm3052", 0x47); + } +} + +static bool __devinit i2c_powermac_get_type(struct i2c_adapter *adap, + struct device_node *node, + u32 addr, char *type, int type_size) +{ + char tmp[16]; + + /* Note: we to _NOT_ want the standard + * i2c drivers to match with any of our powermac stuff + * unless they have been specifically modified to handle + * it on a case by case basis. For example, for thermal + * control, things like lm75 etc... shall match with their + * corresponding windfarm drivers, _NOT_ the generic ones, + * so we force a prefix of AAPL, onto the modalias to + * make that happen + */ + + /* First try proper modalias */ + if (of_modalias_node(node, tmp, sizeof(tmp)) >= 0) { + snprintf(type, type_size, "MAC,%s", tmp); + return true; + } + + /* Now look for known workarounds */ + if (!strcmp(node->name, "deq")) { + /* Apple uses address 0x34 for TAS3001 and 0x35 for TAS3004 */ + if (addr == 0x34) { + snprintf(type, type_size, "MAC,tas3001"); + return true; + } else if (addr == 0x35) { + snprintf(type, type_size, "MAC,tas3004"); + return true; + } + } + + dev_err(&adap->dev, "i2c-powermac: modalias failure" + " on %s\n", node->full_name); + return false; +} + static void __devinit i2c_powermac_register_devices(struct i2c_adapter *adap, struct pmac_i2c_bus *bus) { struct i2c_client *newdev; struct device_node *node; + bool found_onyx = 0; + + /* + * In some cases we end up with the via-pmu node itself, in this + * case we skip this function completely as the device-tree will + * not contain anything useful. + */ + if (!strcmp(adap->dev.of_node->name, "via-pmu")) + return; for_each_child_of_node(adap->dev.of_node, node) { struct i2c_board_info info = {}; - struct dev_archdata dev_ad = {}; - const __be32 *reg; - char tmp[16]; u32 addr; - int len; /* Get address & channel */ - reg = of_get_property(node, "reg", &len); - if (!reg || (len < sizeof(int))) { - dev_err(&adap->dev, "i2c-powermac: invalid reg on %s\n", - node->full_name); + addr = i2c_powermac_get_addr(adap, bus, node); + if (addr == 0xffffffff) continue; - } - addr = be32_to_cpup(reg); /* Multibus setup, check channel */ if (!pmac_i2c_match_adapter(node, adap)) @@ -257,27 +367,23 @@ static void __devinit i2c_powermac_register_devices(struct i2c_adapter *adap, dev_dbg(&adap->dev, "i2c-powermac: register %s\n", node->full_name); - /* Make up a modalias. Note: we to _NOT_ want the standard - * i2c drivers to match with any of our powermac stuff - * unless they have been specifically modified to handle - * it on a case by case basis. For example, for thermal - * control, things like lm75 etc... shall match with their - * corresponding windfarm drivers, _NOT_ the generic ones, - * so we force a prefix of AAPL, onto the modalias to - * make that happen + /* + * Keep track of some device existence to handle + * workarounds later. */ - if (of_modalias_node(node, tmp, sizeof(tmp)) < 0) { - dev_err(&adap->dev, "i2c-powermac: modalias failure" - " on %s\n", node->full_name); + if (of_device_is_compatible(node, "pcm3052")) + found_onyx = true; + + /* Make up a modalias */ + if (!i2c_powermac_get_type(adap, node, addr, + info.type, sizeof(info.type))) { continue; } - snprintf(info.type, sizeof(info.type), "MAC,%s", tmp); /* Fill out the rest of the info structure */ - info.addr = (addr & 0xff) >> 1; + info.addr = addr; info.irq = irq_of_parse_and_map(node, 0); info.of_node = of_node_get(node); - info.archdata = &dev_ad; newdev = i2c_new_device(adap, &info); if (!newdev) { @@ -292,6 +398,9 @@ static void __devinit i2c_powermac_register_devices(struct i2c_adapter *adap, continue; } } + + /* Additional workarounds */ + i2c_powermac_add_missing(adap, bus, found_onyx); } static int __devinit i2c_powermac_probe(struct platform_device *dev) diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index 6918773..d6cc77a 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -335,6 +335,12 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { }, { .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"), + }, + }, + { + .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), }, diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index 8b31473..824abc7 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -445,8 +445,7 @@ static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_feat /* ask to report Wacom data */ if (features->device_type == BTN_TOOL_FINGER) { /* if it is an MT Tablet PC touch */ - if (features->type == TABLETPC2FG || - features->type == MTSCREEN) { + if (features->type > TABLETPC) { do { rep_data[0] = 3; rep_data[1] = 4; @@ -465,7 +464,7 @@ static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_feat } while ((error < 0 || rep_data[1] != 4) && limit++ < WAC_MSG_RETRIES); } - } else if (features->type != TABLETPC && + } else if (features->type <= BAMBOO_PT && features->type != WIRELESS && features->device_type == BTN_TOOL_PEN) { do { @@ -515,10 +514,7 @@ static int wacom_retrieve_hid_descriptor(struct usb_interface *intf, } /* only devices that support touch need to retrieve the info */ - if (features->type != TABLETPC && - features->type != TABLETPC2FG && - features->type != BAMBOO_PT && - features->type != MTSCREEN) { + if (features->type < BAMBOO_PT) { goto out; } diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 869e057..05e8cb3 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -464,7 +464,7 @@ static void wacom_intuos_general(struct wacom_wac *wacom) t = (data[6] << 2) | ((data[7] >> 6) & 3); if ((features->type >= INTUOS4S && features->type <= INTUOS4L) || (features->type >= INTUOS5S && features->type <= INTUOS5L) || - features->type == WACOM_21UX2 || features->type == WACOM_24HD) { + (features->type >= WACOM_21UX2 && features->type <= WACOM_24HD)) { t = (t << 1) | (data[1] & 1); } input_report_abs(input, ABS_PRESSURE, t); @@ -614,7 +614,7 @@ static int wacom_intuos_irq(struct wacom_wac *wacom) input_report_abs(input, ABS_MISC, 0); } } else { - if (features->type == WACOM_21UX2) { + if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) { input_report_key(input, BTN_0, (data[5] & 0x01)); input_report_key(input, BTN_1, (data[6] & 0x01)); input_report_key(input, BTN_2, (data[6] & 0x02)); @@ -633,6 +633,12 @@ static int wacom_intuos_irq(struct wacom_wac *wacom) input_report_key(input, BTN_Z, (data[8] & 0x20)); input_report_key(input, BTN_BASE, (data[8] & 0x40)); input_report_key(input, BTN_BASE2, (data[8] & 0x80)); + + if (features->type == WACOM_22HD) { + input_report_key(input, KEY_PROG1, data[9] & 0x01); + input_report_key(input, KEY_PROG2, data[9] & 0x02); + input_report_key(input, KEY_PROG3, data[9] & 0x04); + } } else { input_report_key(input, BTN_0, (data[5] & 0x01)); input_report_key(input, BTN_1, (data[5] & 0x02)); @@ -1230,6 +1236,7 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len) case CINTIQ: case WACOM_BEE: case WACOM_21UX2: + case WACOM_22HD: case WACOM_24HD: sync = wacom_intuos_irq(wacom_wac); break; @@ -1317,10 +1324,8 @@ void wacom_setup_device_quirks(struct wacom_features *features) } /* these device have multiple inputs */ - if (features->type == TABLETPC || features->type == TABLETPC2FG || - features->type == BAMBOO_PT || features->type == WIRELESS || - (features->type >= INTUOS5S && features->type <= INTUOS5L) || - features->type == MTSCREEN) + if (features->type >= WIRELESS || + (features->type >= INTUOS5S && features->type <= INTUOS5L)) features->quirks |= WACOM_QUIRK_MULTI_INPUT; /* quirk for bamboo touch with 2 low res touches */ @@ -1432,6 +1437,12 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev, wacom_setup_cintiq(wacom_wac); break; + case WACOM_22HD: + __set_bit(KEY_PROG1, input_dev->keybit); + __set_bit(KEY_PROG2, input_dev->keybit); + __set_bit(KEY_PROG3, input_dev->keybit); + /* fall through */ + case WACOM_21UX2: __set_bit(BTN_A, input_dev->keybit); __set_bit(BTN_B, input_dev->keybit); @@ -1855,6 +1866,9 @@ static const struct wacom_features wacom_features_0xF0 = static const struct wacom_features wacom_features_0xCC = { "Wacom Cintiq 21UX2", WACOM_PKGLEN_INTUOS, 87200, 65600, 2047, 63, WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; +static const struct wacom_features wacom_features_0xFA = + { "Wacom Cintiq 22HD", WACOM_PKGLEN_INTUOS, 95840, 54260, 2047, + 63, WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0x90 = { "Wacom ISDv4 90", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; @@ -2064,6 +2078,7 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xEC) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_WACOM(0xF4) }, + { USB_DEVICE_WACOM(0xFA) }, { USB_DEVICE_LENOVO(0x6004) }, { } }; diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h index 78fbd3f..9ae9118 100644 --- a/drivers/input/tablet/wacom_wac.h +++ b/drivers/input/tablet/wacom_wac.h @@ -62,8 +62,6 @@ enum { PTU, PL, DTU, - BAMBOO_PT, - WIRELESS, INTUOS, INTUOS3S, INTUOS3, @@ -74,12 +72,15 @@ enum { INTUOS5S, INTUOS5, INTUOS5L, - WACOM_24HD, WACOM_21UX2, + WACOM_22HD, + WACOM_24HD, CINTIQ, WACOM_BEE, WACOM_MO, - TABLETPC, + WIRELESS, + BAMBOO_PT, + TABLETPC, /* add new TPC below */ TABLETPC2FG, MTSCREEN, MAX_TYPE diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c index 6d34706..55fe60d 100644 --- a/drivers/iommu/intel_irq_remapping.c +++ b/drivers/iommu/intel_irq_remapping.c @@ -736,6 +736,7 @@ int __init parse_ioapics_under_ir(void) { struct dmar_drhd_unit *drhd; int ir_supported = 0; + int ioapic_idx; for_each_drhd_unit(drhd) { struct intel_iommu *iommu = drhd->iommu; @@ -748,13 +749,20 @@ int __init parse_ioapics_under_ir(void) } } - if (ir_supported && ir_ioapic_num != nr_ioapics) { - printk(KERN_WARNING - "Not all IO-APIC's listed under remapping hardware\n"); - return -1; + if (!ir_supported) + return 0; + + for (ioapic_idx = 0; ioapic_idx < nr_ioapics; ioapic_idx++) { + int ioapic_id = mpc_ioapic_id(ioapic_idx); + if (!map_ioapic_to_ir(ioapic_id)) { + pr_err(FW_BUG "ioapic %d has no mapping iommu, " + "interrupt remapping will be disabled\n", + ioapic_id); + return -1; + } } - return ir_supported; + return 1; } int __init ir_dev_scope_init(void) diff --git a/drivers/isdn/hardware/mISDN/avmfritz.c b/drivers/isdn/hardware/mISDN/avmfritz.c index fa6ca47..dceaec8 100644 --- a/drivers/isdn/hardware/mISDN/avmfritz.c +++ b/drivers/isdn/hardware/mISDN/avmfritz.c @@ -857,8 +857,9 @@ avm_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(&fc->lock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); modehdlc(bch, ISDN_P_NONE); spin_unlock_irqrestore(&fc->lock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/mISDNipac.c b/drivers/isdn/hardware/mISDN/mISDNipac.c index 752e082..ccd7d85 100644 --- a/drivers/isdn/hardware/mISDN/mISDNipac.c +++ b/drivers/isdn/hardware/mISDN/mISDNipac.c @@ -1406,8 +1406,9 @@ hscx_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(hx->ip->hwlock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); hscx_mode(hx, ISDN_P_NONE); spin_unlock_irqrestore(hx->ip->hwlock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/mISDNisar.c b/drivers/isdn/hardware/mISDN/mISDNisar.c index be5973d..182ecf0 100644 --- a/drivers/isdn/hardware/mISDN/mISDNisar.c +++ b/drivers/isdn/hardware/mISDN/mISDNisar.c @@ -1588,8 +1588,9 @@ isar_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(ich->is->hwlock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); modeisar(ich, ISDN_P_NONE); spin_unlock_irqrestore(ich->is->hwlock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/netjet.c b/drivers/isdn/hardware/mISDN/netjet.c index c3e3e76..9bcade5 100644 --- a/drivers/isdn/hardware/mISDN/netjet.c +++ b/drivers/isdn/hardware/mISDN/netjet.c @@ -812,8 +812,9 @@ nj_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(&card->lock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); mode_tiger(bc, ISDN_P_NONE); spin_unlock_irqrestore(&card->lock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/w6692.c b/drivers/isdn/hardware/mISDN/w6692.c index 26a86b8..335fe64 100644 --- a/drivers/isdn/hardware/mISDN/w6692.c +++ b/drivers/isdn/hardware/mISDN/w6692.c @@ -1054,8 +1054,9 @@ w6692_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(&card->lock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); w6692_mode(bc, ISDN_P_NONE); spin_unlock_irqrestore(&card->lock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/isdnloop/isdnloop.c b/drivers/isdn/isdnloop/isdnloop.c index 5405ec6..baf2686 100644 --- a/drivers/isdn/isdnloop/isdnloop.c +++ b/drivers/isdn/isdnloop/isdnloop.c @@ -16,7 +16,6 @@ #include <linux/sched.h> #include "isdnloop.h" -static char *revision = "$Revision: 1.11.6.7 $"; static char *isdnloop_id = "loop0"; MODULE_DESCRIPTION("ISDN4Linux: Pseudo Driver that simulates an ISDN card"); @@ -1494,17 +1493,6 @@ isdnloop_addcard(char *id1) static int __init isdnloop_init(void) { - char *p; - char rev[10]; - - if ((p = strchr(revision, ':'))) { - strcpy(rev, p + 1); - p = strchr(rev, '$'); - *p = 0; - } else - strcpy(rev, " ??? "); - printk(KERN_NOTICE "isdnloop-ISDN-driver Rev%s\n", rev); - if (isdnloop_id) return (isdnloop_addcard(isdnloop_id)); diff --git a/drivers/isdn/mISDN/hwchannel.c b/drivers/isdn/mISDN/hwchannel.c index ef34fd4..2602be2 100644 --- a/drivers/isdn/mISDN/hwchannel.c +++ b/drivers/isdn/mISDN/hwchannel.c @@ -148,17 +148,16 @@ mISDN_clear_bchannel(struct bchannel *ch) ch->next_minlen = ch->init_minlen; ch->maxlen = ch->init_maxlen; ch->next_maxlen = ch->init_maxlen; + skb_queue_purge(&ch->rqueue); + ch->rcount = 0; } EXPORT_SYMBOL(mISDN_clear_bchannel); -int +void mISDN_freebchannel(struct bchannel *ch) { + cancel_work_sync(&ch->workq); mISDN_clear_bchannel(ch); - skb_queue_purge(&ch->rqueue); - ch->rcount = 0; - flush_work_sync(&ch->workq); - return 0; } EXPORT_SYMBOL(mISDN_freebchannel); diff --git a/drivers/md/md.c b/drivers/md/md.c index d5ab449..6fc0c26 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1157,8 +1157,11 @@ static int super_90_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor ret = 0; } rdev->sectors = rdev->sb_start; - /* Limit to 4TB as metadata cannot record more than that */ - if (rdev->sectors >= (2ULL << 32)) + /* Limit to 4TB as metadata cannot record more than that. + * (not needed for Linear and RAID0 as metadata doesn't + * record this size) + */ + if (rdev->sectors >= (2ULL << 32) && sb->level >= 1) rdev->sectors = (2ULL << 32) - 2; if (rdev->sectors < ((sector_t)sb->size) * 2 && sb->level >= 1) @@ -1449,7 +1452,7 @@ super_90_rdev_size_change(struct md_rdev *rdev, sector_t num_sectors) /* Limit to 4TB as metadata cannot record more than that. * 4TB == 2^32 KB, or 2*2^32 sectors. */ - if (num_sectors >= (2ULL << 32)) + if (num_sectors >= (2ULL << 32) && rdev->mddev->level >= 1) num_sectors = (2ULL << 32) - 2; md_super_write(rdev->mddev, rdev, rdev->sb_start, rdev->sb_size, rdev->sb_page); @@ -7669,6 +7672,8 @@ static int remove_and_add_spares(struct mddev *mddev) } } } + if (removed) + set_bit(MD_CHANGE_DEVS, &mddev->flags); return spares; } @@ -7682,9 +7687,11 @@ static void reap_sync_thread(struct mddev *mddev) !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery)) { /* success...*/ /* activate any spares */ - if (mddev->pers->spare_active(mddev)) + if (mddev->pers->spare_active(mddev)) { sysfs_notify(&mddev->kobj, NULL, "degraded"); + set_bit(MD_CHANGE_DEVS, &mddev->flags); + } } if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) && mddev->pers->finish_reshape) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 8da6282..e987da4 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -645,7 +645,11 @@ static int raid10_mergeable_bvec(struct request_queue *q, max = biovec->bv_len; if (mddev->merge_check_needed) { - struct r10bio r10_bio; + struct { + struct r10bio r10_bio; + struct r10dev devs[conf->copies]; + } on_stack; + struct r10bio *r10_bio = &on_stack.r10_bio; int s; if (conf->reshape_progress != MaxSector) { /* Cannot give any guidance during reshape */ @@ -653,18 +657,18 @@ static int raid10_mergeable_bvec(struct request_queue *q, return biovec->bv_len; return 0; } - r10_bio.sector = sector; - raid10_find_phys(conf, &r10_bio); + r10_bio->sector = sector; + raid10_find_phys(conf, r10_bio); rcu_read_lock(); for (s = 0; s < conf->copies; s++) { - int disk = r10_bio.devs[s].devnum; + int disk = r10_bio->devs[s].devnum; struct md_rdev *rdev = rcu_dereference( conf->mirrors[disk].rdev); if (rdev && !test_bit(Faulty, &rdev->flags)) { struct request_queue *q = bdev_get_queue(rdev->bdev); if (q->merge_bvec_fn) { - bvm->bi_sector = r10_bio.devs[s].addr + bvm->bi_sector = r10_bio->devs[s].addr + rdev->data_offset; bvm->bi_bdev = rdev->bdev; max = min(max, q->merge_bvec_fn( @@ -676,7 +680,7 @@ static int raid10_mergeable_bvec(struct request_queue *q, struct request_queue *q = bdev_get_queue(rdev->bdev); if (q->merge_bvec_fn) { - bvm->bi_sector = r10_bio.devs[s].addr + bvm->bi_sector = r10_bio->devs[s].addr + rdev->data_offset; bvm->bi_bdev = rdev->bdev; max = min(max, q->merge_bvec_fn( @@ -1488,14 +1492,16 @@ static int _enough(struct r10conf *conf, struct geom *geo, int ignore) do { int n = conf->copies; int cnt = 0; + int this = first; while (n--) { - if (conf->mirrors[first].rdev && - first != ignore) + if (conf->mirrors[this].rdev && + this != ignore) cnt++; - first = (first+1) % geo->raid_disks; + this = (this+1) % geo->raid_disks; } if (cnt == 0) return 0; + first = (first + geo->near_copies) % geo->raid_disks; } while (first != 0); return 1; } @@ -4389,14 +4395,18 @@ static int handle_reshape_read_error(struct mddev *mddev, { /* Use sync reads to get the blocks from somewhere else */ int sectors = r10_bio->sectors; - struct r10bio r10b; struct r10conf *conf = mddev->private; + struct { + struct r10bio r10_bio; + struct r10dev devs[conf->copies]; + } on_stack; + struct r10bio *r10b = &on_stack.r10_bio; int slot = 0; int idx = 0; struct bio_vec *bvec = r10_bio->master_bio->bi_io_vec; - r10b.sector = r10_bio->sector; - __raid10_find_phys(&conf->prev, &r10b); + r10b->sector = r10_bio->sector; + __raid10_find_phys(&conf->prev, r10b); while (sectors) { int s = sectors; @@ -4407,7 +4417,7 @@ static int handle_reshape_read_error(struct mddev *mddev, s = PAGE_SIZE >> 9; while (!success) { - int d = r10b.devs[slot].devnum; + int d = r10b->devs[slot].devnum; struct md_rdev *rdev = conf->mirrors[d].rdev; sector_t addr; if (rdev == NULL || @@ -4415,7 +4425,7 @@ static int handle_reshape_read_error(struct mddev *mddev, !test_bit(In_sync, &rdev->flags)) goto failed; - addr = r10b.devs[slot].addr + idx * PAGE_SIZE; + addr = r10b->devs[slot].addr + idx * PAGE_SIZE; success = sync_page_io(rdev, addr, s << 9, diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h index 135b1b0..d2effe7 100644 --- a/drivers/md/raid10.h +++ b/drivers/md/raid10.h @@ -110,7 +110,7 @@ struct r10bio { * We choose the number when they are allocated. * We sometimes need an extra bio to write to the replacement. */ - struct { + struct r10dev { struct bio *bio; union { struct bio *repl_bio; /* used for resync and diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 04348d7..bcd096b 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -380,6 +380,8 @@ static int calc_degraded(struct r5conf *conf) degraded = 0; for (i = 0; i < conf->previous_raid_disks; i++) { struct md_rdev *rdev = rcu_dereference(conf->disks[i].rdev); + if (rdev && test_bit(Faulty, &rdev->flags)) + rdev = rcu_dereference(conf->disks[i].replacement); if (!rdev || test_bit(Faulty, &rdev->flags)) degraded++; else if (test_bit(In_sync, &rdev->flags)) @@ -404,6 +406,8 @@ static int calc_degraded(struct r5conf *conf) degraded2 = 0; for (i = 0; i < conf->raid_disks; i++) { struct md_rdev *rdev = rcu_dereference(conf->disks[i].rdev); + if (rdev && test_bit(Faulty, &rdev->flags)) + rdev = rcu_dereference(conf->disks[i].replacement); if (!rdev || test_bit(Faulty, &rdev->flags)) degraded2++; else if (test_bit(In_sync, &rdev->flags)) diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index 6e16b09..cabc19c 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -775,10 +775,11 @@ static ssize_t show_protocols(struct device *device, if (dev->driver_type == RC_DRIVER_SCANCODE) { enabled = dev->rc_map.rc_type; allowed = dev->allowed_protos; - } else { + } else if (dev->raw) { enabled = dev->raw->enabled_protocols; allowed = ir_raw_get_allowed_protocols(); - } + } else + return -ENODEV; IR_dprintk(1, "allowed - 0x%llx, enabled - 0x%llx\n", (long long)allowed, diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c index 87b251a..b9e2000 100644 --- a/drivers/misc/sgi-xp/xpc_uv.c +++ b/drivers/misc/sgi-xp/xpc_uv.c @@ -18,6 +18,8 @@ #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/cpu.h> +#include <linux/module.h> #include <linux/err.h> #include <linux/slab.h> #include <asm/uv/uv_hub.h> @@ -59,6 +61,8 @@ static struct xpc_heartbeat_uv *xpc_heartbeat_uv; XPC_NOTIFY_MSG_SIZE_UV) #define XPC_NOTIFY_IRQ_NAME "xpc_notify" +static int xpc_mq_node = -1; + static struct xpc_gru_mq_uv *xpc_activate_mq_uv; static struct xpc_gru_mq_uv *xpc_notify_mq_uv; @@ -109,11 +113,8 @@ xpc_get_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq, int cpu, char *irq_name) #if defined CONFIG_X86_64 mq->irq = uv_setup_irq(irq_name, cpu, mq->mmr_blade, mq->mmr_offset, UV_AFFINITY_CPU); - if (mq->irq < 0) { - dev_err(xpc_part, "uv_setup_irq() returned error=%d\n", - -mq->irq); + if (mq->irq < 0) return mq->irq; - } mq->mmr_value = uv_read_global_mmr64(mmr_pnode, mq->mmr_offset); @@ -238,8 +239,9 @@ xpc_create_gru_mq_uv(unsigned int mq_size, int cpu, char *irq_name, mq->mmr_blade = uv_cpu_to_blade_id(cpu); nid = cpu_to_node(cpu); - page = alloc_pages_exact_node(nid, GFP_KERNEL | __GFP_ZERO | GFP_THISNODE, - pg_order); + page = alloc_pages_exact_node(nid, + GFP_KERNEL | __GFP_ZERO | GFP_THISNODE, + pg_order); if (page == NULL) { dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to alloc %d " "bytes of memory on nid=%d for GRU mq\n", mq_size, nid); @@ -1731,9 +1733,50 @@ static struct xpc_arch_operations xpc_arch_ops_uv = { .notify_senders_of_disconnect = xpc_notify_senders_of_disconnect_uv, }; +static int +xpc_init_mq_node(int nid) +{ + int cpu; + + get_online_cpus(); + + for_each_cpu(cpu, cpumask_of_node(nid)) { + xpc_activate_mq_uv = + xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, nid, + XPC_ACTIVATE_IRQ_NAME, + xpc_handle_activate_IRQ_uv); + if (!IS_ERR(xpc_activate_mq_uv)) + break; + } + if (IS_ERR(xpc_activate_mq_uv)) { + put_online_cpus(); + return PTR_ERR(xpc_activate_mq_uv); + } + + for_each_cpu(cpu, cpumask_of_node(nid)) { + xpc_notify_mq_uv = + xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, nid, + XPC_NOTIFY_IRQ_NAME, + xpc_handle_notify_IRQ_uv); + if (!IS_ERR(xpc_notify_mq_uv)) + break; + } + if (IS_ERR(xpc_notify_mq_uv)) { + xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); + put_online_cpus(); + return PTR_ERR(xpc_notify_mq_uv); + } + + put_online_cpus(); + return 0; +} + int xpc_init_uv(void) { + int nid; + int ret = 0; + xpc_arch_ops = xpc_arch_ops_uv; if (sizeof(struct xpc_notify_mq_msghdr_uv) > XPC_MSG_HDR_MAX_SIZE) { @@ -1742,21 +1785,21 @@ xpc_init_uv(void) return -E2BIG; } - xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0, - XPC_ACTIVATE_IRQ_NAME, - xpc_handle_activate_IRQ_uv); - if (IS_ERR(xpc_activate_mq_uv)) - return PTR_ERR(xpc_activate_mq_uv); + if (xpc_mq_node < 0) + for_each_online_node(nid) { + ret = xpc_init_mq_node(nid); - xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0, - XPC_NOTIFY_IRQ_NAME, - xpc_handle_notify_IRQ_uv); - if (IS_ERR(xpc_notify_mq_uv)) { - xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); - return PTR_ERR(xpc_notify_mq_uv); - } + if (!ret) + break; + } + else + ret = xpc_init_mq_node(xpc_mq_node); - return 0; + if (ret < 0) + dev_err(xpc_part, "xpc_init_mq_node() returned error=%d\n", + -ret); + + return ret; } void @@ -1765,3 +1808,6 @@ xpc_exit_uv(void) xpc_destroy_gru_mq_uv(xpc_notify_mq_uv); xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); } + +module_param(xpc_mq_node, int, 0); +MODULE_PARM_DESC(xpc_mq_node, "Node number on which to allocate message queues."); diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 276d21c..7b66292 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -1429,7 +1429,8 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req) /* complete ongoing async transfer before issuing discard */ if (card->host->areq) mmc_blk_issue_rw_rq(mq, NULL); - if (req->cmd_flags & REQ_SECURE) + if (req->cmd_flags & REQ_SECURE && + !(card->quirks & MMC_QUIRK_SEC_ERASE_TRIM_BROKEN)) ret = mmc_blk_issue_secdiscard_rq(mq, req); else ret = mmc_blk_issue_discard_rq(mq, req); @@ -1734,6 +1735,7 @@ force_ro_fail: #define CID_MANFID_SANDISK 0x2 #define CID_MANFID_TOSHIBA 0x11 #define CID_MANFID_MICRON 0x13 +#define CID_MANFID_SAMSUNG 0x15 static const struct mmc_fixup blk_fixups[] = { @@ -1770,6 +1772,28 @@ static const struct mmc_fixup blk_fixups[] = MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc, MMC_QUIRK_LONG_READ_TIME), + /* + * On these Samsung MoviNAND parts, performing secure erase or + * secure trim can result in unrecoverable corruption due to a + * firmware bug. + */ + MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + END_FIXUP }; diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index f2c115e..1a69c63 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -81,6 +81,7 @@ struct atmel_mci_caps { bool has_bad_data_ordering; bool need_reset_after_xfer; bool need_blksz_mul_4; + bool need_notbusy_for_read_ops; }; struct atmel_mci_dma { @@ -1619,7 +1620,8 @@ static void atmci_tasklet_func(unsigned long priv) __func__); atmci_set_completed(host, EVENT_XFER_COMPLETE); - if (host->data->flags & MMC_DATA_WRITE) { + if (host->caps.need_notbusy_for_read_ops || + (host->data->flags & MMC_DATA_WRITE)) { atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); state = STATE_WAITING_NOTBUSY; } else if (host->mrq->stop) { @@ -2212,6 +2214,7 @@ static void __init atmci_get_cap(struct atmel_mci *host) host->caps.has_bad_data_ordering = 1; host->caps.need_reset_after_xfer = 1; host->caps.need_blksz_mul_4 = 1; + host->caps.need_notbusy_for_read_ops = 0; /* keep only major version number */ switch (version & 0xf00) { @@ -2232,6 +2235,7 @@ static void __init atmci_get_cap(struct atmel_mci *host) case 0x200: host->caps.has_rwproof = 1; host->caps.need_blksz_mul_4 = 0; + host->caps.need_notbusy_for_read_ops = 1; case 0x100: host->caps.has_bad_data_ordering = 0; host->caps.need_reset_after_xfer = 0; diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c index 277161d..e1fd2c8 100644 --- a/drivers/mmc/host/mxs-mmc.c +++ b/drivers/mmc/host/mxs-mmc.c @@ -278,11 +278,11 @@ static irqreturn_t mxs_mmc_irq_handler(int irq, void *dev_id) writel(stat & MXS_MMC_IRQ_BITS, host->base + HW_SSP_CTRL1(host) + STMP_OFFSET_REG_CLR); + spin_unlock(&host->lock); + if ((stat & BM_SSP_CTRL1_SDIO_IRQ) && (stat & BM_SSP_CTRL1_SDIO_IRQ_EN)) mmc_signal_sdio_irq(host->mmc); - spin_unlock(&host->lock); - if (stat & BM_SSP_CTRL1_RESP_TIMEOUT_IRQ) cmd->error = -ETIMEDOUT; else if (stat & BM_SSP_CTRL1_RESP_ERR_IRQ) @@ -637,11 +637,6 @@ static void mxs_mmc_enable_sdio_irq(struct mmc_host *mmc, int enable) host->base + HW_SSP_CTRL0 + STMP_OFFSET_REG_SET); writel(BM_SSP_CTRL1_SDIO_IRQ_EN, host->base + HW_SSP_CTRL1(host) + STMP_OFFSET_REG_SET); - - if (readl(host->base + HW_SSP_STATUS(host)) & - BM_SSP_STATUS_SDIO_IRQ) - mmc_signal_sdio_irq(host->mmc); - } else { writel(BM_SSP_CTRL0_SDIO_IRQ_CHECK, host->base + HW_SSP_CTRL0 + STMP_OFFSET_REG_CLR); @@ -650,6 +645,11 @@ static void mxs_mmc_enable_sdio_irq(struct mmc_host *mmc, int enable) } spin_unlock_irqrestore(&host->lock, flags); + + if (enable && readl(host->base + HW_SSP_STATUS(host)) & + BM_SSP_STATUS_SDIO_IRQ) + mmc_signal_sdio_irq(host->mmc); + } static const struct mmc_host_ops mxs_mmc_ops = { diff --git a/drivers/mmc/host/sdhci-esdhc.h b/drivers/mmc/host/sdhci-esdhc.h index b97b2f5..d25f9ab 100644 --- a/drivers/mmc/host/sdhci-esdhc.h +++ b/drivers/mmc/host/sdhci-esdhc.h @@ -48,14 +48,14 @@ static inline void esdhc_set_clock(struct sdhci_host *host, unsigned int clock) int div = 1; u32 temp; + if (clock == 0) + goto out; + temp = sdhci_readl(host, ESDHC_SYSTEM_CONTROL); temp &= ~(ESDHC_CLOCK_IPGEN | ESDHC_CLOCK_HCKEN | ESDHC_CLOCK_PEREN | ESDHC_CLOCK_MASK); sdhci_writel(host, temp, ESDHC_SYSTEM_CONTROL); - if (clock == 0) - goto out; - while (host->max_clk / pre_div / 16 > clock && pre_div < 256) pre_div *= 2; diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c index 08c893c..e7823dd 100644 --- a/drivers/net/can/janz-ican3.c +++ b/drivers/net/can/janz-ican3.c @@ -1250,7 +1250,6 @@ static irqreturn_t ican3_irq(int irq, void *dev_id) */ static int ican3_reset_module(struct ican3_dev *mod) { - u8 val = 1 << mod->num; unsigned long start; u8 runold, runnew; @@ -1264,8 +1263,7 @@ static int ican3_reset_module(struct ican3_dev *mod) runold = ioread8(mod->dpm + TARGET_RUNNING); /* reset the module */ - iowrite8(val, &mod->ctrl->reset_assert); - iowrite8(val, &mod->ctrl->reset_deassert); + iowrite8(0x00, &mod->dpmctrl->hwreset); /* wait until the module has finished resetting and is running */ start = jiffies; diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c index 346785c..9d60742 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/mcp251x.c @@ -83,6 +83,11 @@ #define INSTRUCTION_LOAD_TXB(n) (0x40 + 2 * (n)) #define INSTRUCTION_READ_RXB(n) (((n) == 0) ? 0x90 : 0x94) #define INSTRUCTION_RESET 0xC0 +#define RTS_TXB0 0x01 +#define RTS_TXB1 0x02 +#define RTS_TXB2 0x04 +#define INSTRUCTION_RTS(n) (0x80 | ((n) & 0x07)) + /* MPC251x registers */ #define CANSTAT 0x0e @@ -397,6 +402,7 @@ static void mcp251x_hw_tx_frame(struct spi_device *spi, u8 *buf, static void mcp251x_hw_tx(struct spi_device *spi, struct can_frame *frame, int tx_buf_idx) { + struct mcp251x_priv *priv = dev_get_drvdata(&spi->dev); u32 sid, eid, exide, rtr; u8 buf[SPI_TRANSFER_BUF_LEN]; @@ -418,7 +424,10 @@ static void mcp251x_hw_tx(struct spi_device *spi, struct can_frame *frame, buf[TXBDLC_OFF] = (rtr << DLC_RTR_SHIFT) | frame->can_dlc; memcpy(buf + TXBDAT_OFF, frame->data, frame->can_dlc); mcp251x_hw_tx_frame(spi, buf, frame->can_dlc, tx_buf_idx); - mcp251x_write_reg(spi, TXBCTRL(tx_buf_idx), TXBCTRL_TXREQ); + + /* use INSTRUCTION_RTS, to avoid "repeated frame problem" */ + priv->spi_tx_buf[0] = INSTRUCTION_RTS(1 << tx_buf_idx); + mcp251x_spi_trans(priv->spi, 1); } static void mcp251x_hw_rx_frame(struct spi_device *spi, u8 *buf, diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c index 4accd7e..5ec2700 100644 --- a/drivers/net/can/ti_hecc.c +++ b/drivers/net/can/ti_hecc.c @@ -984,12 +984,12 @@ static int __devexit ti_hecc_remove(struct platform_device *pdev) struct net_device *ndev = platform_get_drvdata(pdev); struct ti_hecc_priv *priv = netdev_priv(ndev); + unregister_candev(ndev); clk_disable(priv->clk); clk_put(priv->clk); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); iounmap(priv->base); release_mem_region(res->start, resource_size(res)); - unregister_candev(ndev); free_candev(ndev); platform_set_drvdata(pdev, NULL); diff --git a/drivers/net/ethernet/cirrus/cs89x0.c b/drivers/net/ethernet/cirrus/cs89x0.c index 845b202..1384469 100644 --- a/drivers/net/ethernet/cirrus/cs89x0.c +++ b/drivers/net/ethernet/cirrus/cs89x0.c @@ -1243,6 +1243,7 @@ static void set_multicast_list(struct net_device *dev) { struct net_local *lp = netdev_priv(dev); unsigned long flags; + u16 cfg; spin_lock_irqsave(&lp->lock, flags); if (dev->flags & IFF_PROMISC) @@ -1260,11 +1261,10 @@ static void set_multicast_list(struct net_device *dev) /* in promiscuous mode, we accept errored packets, * so we have to enable interrupts on them also */ - writereg(dev, PP_RxCFG, - (lp->curr_rx_cfg | - (lp->rx_mode == RX_ALL_ACCEPT) - ? (RX_CRC_ERROR_ENBL | RX_RUNT_ENBL | RX_EXTRA_DATA_ENBL) - : 0)); + cfg = lp->curr_rx_cfg; + if (lp->rx_mode == RX_ALL_ACCEPT) + cfg |= RX_CRC_ERROR_ENBL | RX_RUNT_ENBL | RX_EXTRA_DATA_ENBL; + writereg(dev, PP_RxCFG, cfg); spin_unlock_irqrestore(&lp->lock, flags); } diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index ab1d80f..7f0183e 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -1037,7 +1037,7 @@ static int gfar_probe(struct platform_device *ofdev) if (priv->device_flags & FSL_GIANFAR_DEV_HAS_VLAN) { dev->hw_features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; - dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; + dev->features |= NETIF_F_HW_VLAN_RX; } if (priv->device_flags & FSL_GIANFAR_DEV_HAS_EXTENDED_HASH) { diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c index 8a02557..4ca75ee 100644 --- a/drivers/net/ethernet/freescale/gianfar_ethtool.c +++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c @@ -1741,6 +1741,7 @@ static int gfar_get_nfc(struct net_device *dev, struct ethtool_rxnfc *cmd, } int gfar_phc_index = -1; +EXPORT_SYMBOL(gfar_phc_index); static int gfar_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info) diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c index c08e5d4..0daa66b 100644 --- a/drivers/net/ethernet/freescale/gianfar_ptp.c +++ b/drivers/net/ethernet/freescale/gianfar_ptp.c @@ -515,7 +515,7 @@ static int gianfar_ptp_probe(struct platform_device *dev) err = PTR_ERR(etsects->clock); goto no_clock; } - gfar_phc_clock = ptp_clock_index(etsects->clock); + gfar_phc_index = ptp_clock_index(etsects->clock); dev_set_drvdata(&dev->dev, etsects); @@ -539,7 +539,7 @@ static int gianfar_ptp_remove(struct platform_device *dev) gfar_write(&etsects->regs->tmr_temask, 0); gfar_write(&etsects->regs->tmr_ctrl, 0); - gfar_phc_clock = -1; + gfar_phc_index = -1; ptp_clock_unregister(etsects->clock); iounmap(etsects->regs); release_resource(etsects->rsrc); diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index 9010cea..b68d28a 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -472,14 +472,9 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter) } if (adapter->rx_queue.queue_addr != NULL) { - if (!dma_mapping_error(dev, adapter->rx_queue.queue_dma)) { - dma_unmap_single(dev, - adapter->rx_queue.queue_dma, - adapter->rx_queue.queue_len, - DMA_BIDIRECTIONAL); - adapter->rx_queue.queue_dma = DMA_ERROR_CODE; - } - kfree(adapter->rx_queue.queue_addr); + dma_free_coherent(dev, adapter->rx_queue.queue_len, + adapter->rx_queue.queue_addr, + adapter->rx_queue.queue_dma); adapter->rx_queue.queue_addr = NULL; } @@ -556,10 +551,13 @@ static int ibmveth_open(struct net_device *netdev) goto err_out; } + dev = &adapter->vdev->dev; + adapter->rx_queue.queue_len = sizeof(struct ibmveth_rx_q_entry) * rxq_entries; - adapter->rx_queue.queue_addr = kmalloc(adapter->rx_queue.queue_len, - GFP_KERNEL); + adapter->rx_queue.queue_addr = + dma_alloc_coherent(dev, adapter->rx_queue.queue_len, + &adapter->rx_queue.queue_dma, GFP_KERNEL); if (!adapter->rx_queue.queue_addr) { netdev_err(netdev, "unable to allocate rx queue pages\n"); @@ -567,19 +565,13 @@ static int ibmveth_open(struct net_device *netdev) goto err_out; } - dev = &adapter->vdev->dev; - adapter->buffer_list_dma = dma_map_single(dev, adapter->buffer_list_addr, 4096, DMA_BIDIRECTIONAL); adapter->filter_list_dma = dma_map_single(dev, adapter->filter_list_addr, 4096, DMA_BIDIRECTIONAL); - adapter->rx_queue.queue_dma = dma_map_single(dev, - adapter->rx_queue.queue_addr, - adapter->rx_queue.queue_len, DMA_BIDIRECTIONAL); if ((dma_mapping_error(dev, adapter->buffer_list_dma)) || - (dma_mapping_error(dev, adapter->filter_list_dma)) || - (dma_mapping_error(dev, adapter->rx_queue.queue_dma))) { + (dma_mapping_error(dev, adapter->filter_list_dma))) { netdev_err(netdev, "unable to map filter or buffer list " "pages\n"); rc = -ENOMEM; diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index b95f2e1..16c4634 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1503,6 +1503,11 @@ static int efx_probe_all(struct efx_nic *efx) goto fail2; } + BUILD_BUG_ON(EFX_DEFAULT_DMAQ_SIZE < EFX_RXQ_MIN_ENT); + if (WARN_ON(EFX_DEFAULT_DMAQ_SIZE < EFX_TXQ_MIN_ENT(efx))) { + rc = -EINVAL; + goto fail3; + } efx->rxq_entries = efx->txq_entries = EFX_DEFAULT_DMAQ_SIZE; rc = efx_probe_filters(efx); @@ -2070,6 +2075,7 @@ static int efx_register_netdev(struct efx_nic *efx) net_dev->irq = efx->pci_dev->irq; net_dev->netdev_ops = &efx_netdev_ops; SET_ETHTOOL_OPS(net_dev, &efx_ethtool_ops); + net_dev->gso_max_segs = EFX_TSO_MAX_SEGS; rtnl_lock(); diff --git a/drivers/net/ethernet/sfc/efx.h b/drivers/net/ethernet/sfc/efx.h index be8f915..70755c9 100644 --- a/drivers/net/ethernet/sfc/efx.h +++ b/drivers/net/ethernet/sfc/efx.h @@ -30,6 +30,7 @@ extern netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb); extern void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index); extern int efx_setup_tc(struct net_device *net_dev, u8 num_tc); +extern unsigned int efx_tx_max_skb_descs(struct efx_nic *efx); /* RX */ extern int efx_probe_rx_queue(struct efx_rx_queue *rx_queue); @@ -52,10 +53,15 @@ extern void efx_schedule_slow_fill(struct efx_rx_queue *rx_queue); #define EFX_MAX_EVQ_SIZE 16384UL #define EFX_MIN_EVQ_SIZE 512UL -/* The smallest [rt]xq_entries that the driver supports. Callers of - * efx_wake_queue() assume that they can subsequently send at least one - * skb. Falcon/A1 may require up to three descriptors per skb_frag. */ -#define EFX_MIN_RING_SIZE (roundup_pow_of_two(2 * 3 * MAX_SKB_FRAGS)) +/* Maximum number of TCP segments we support for soft-TSO */ +#define EFX_TSO_MAX_SEGS 100 + +/* The smallest [rt]xq_entries that the driver supports. RX minimum + * is a bit arbitrary. For TX, we must have space for at least 2 + * TSO skbs. + */ +#define EFX_RXQ_MIN_ENT 128U +#define EFX_TXQ_MIN_ENT(efx) (2 * efx_tx_max_skb_descs(efx)) /* Filters */ extern int efx_probe_filters(struct efx_nic *efx); diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c index 03ded36..b1287f8 100644 --- a/drivers/net/ethernet/sfc/ethtool.c +++ b/drivers/net/ethernet/sfc/ethtool.c @@ -680,21 +680,27 @@ static int efx_ethtool_set_ringparam(struct net_device *net_dev, struct ethtool_ringparam *ring) { struct efx_nic *efx = netdev_priv(net_dev); + u32 txq_entries; if (ring->rx_mini_pending || ring->rx_jumbo_pending || ring->rx_pending > EFX_MAX_DMAQ_SIZE || ring->tx_pending > EFX_MAX_DMAQ_SIZE) return -EINVAL; - if (ring->rx_pending < EFX_MIN_RING_SIZE || - ring->tx_pending < EFX_MIN_RING_SIZE) { + if (ring->rx_pending < EFX_RXQ_MIN_ENT) { netif_err(efx, drv, efx->net_dev, - "TX and RX queues cannot be smaller than %ld\n", - EFX_MIN_RING_SIZE); + "RX queues cannot be smaller than %u\n", + EFX_RXQ_MIN_ENT); return -EINVAL; } - return efx_realloc_channels(efx, ring->rx_pending, ring->tx_pending); + txq_entries = max(ring->tx_pending, EFX_TXQ_MIN_ENT(efx)); + if (txq_entries != ring->tx_pending) + netif_warn(efx, drv, efx->net_dev, + "increasing TX queue size to minimum of %u\n", + txq_entries); + + return efx_realloc_channels(efx, ring->rx_pending, txq_entries); } static int efx_ethtool_set_pauseparam(struct net_device *net_dev, @@ -857,8 +863,8 @@ static int efx_ethtool_get_class_rule(struct efx_nic *efx, &ip_entry->ip4dst, &ip_entry->pdst); if (rc != 0) { rc = efx_filter_get_ipv4_full( - &spec, &proto, &ip_entry->ip4src, &ip_entry->psrc, - &ip_entry->ip4dst, &ip_entry->pdst); + &spec, &proto, &ip_entry->ip4dst, &ip_entry->pdst, + &ip_entry->ip4src, &ip_entry->psrc); EFX_WARN_ON_PARANOID(rc); ip_mask->ip4src = ~0; ip_mask->psrc = ~0; diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c index 94d0365..305430d 100644 --- a/drivers/net/ethernet/sfc/tx.c +++ b/drivers/net/ethernet/sfc/tx.c @@ -119,6 +119,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr) return len; } +unsigned int efx_tx_max_skb_descs(struct efx_nic *efx) +{ + /* Header and payload descriptor for each output segment, plus + * one for every input fragment boundary within a segment + */ + unsigned int max_descs = EFX_TSO_MAX_SEGS * 2 + MAX_SKB_FRAGS; + + /* Possibly one more per segment for the alignment workaround */ + if (EFX_WORKAROUND_5391(efx)) + max_descs += EFX_TSO_MAX_SEGS; + + /* Possibly more for PCIe page boundaries within input fragments */ + if (PAGE_SIZE > EFX_PAGE_SIZE) + max_descs += max_t(unsigned int, MAX_SKB_FRAGS, + DIV_ROUND_UP(GSO_MAX_SIZE, EFX_PAGE_SIZE)); + + return max_descs; +} + /* * Add a socket buffer to a TX queue * diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index f9347ea..63ffbdf 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -648,7 +648,6 @@ static int netconsole_netdev_event(struct notifier_block *this, flags); dev_put(nt->np.dev); nt->np.dev = NULL; - netconsole_target_put(nt); } nt->enabled = 0; stopped = true; diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c index 1c98321..162464f 100644 --- a/drivers/net/ppp/pptp.c +++ b/drivers/net/ppp/pptp.c @@ -189,7 +189,7 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb) if (sk_pppox(po)->sk_state & PPPOX_DEAD) goto tx_error; - rt = ip_route_output_ports(&init_net, &fl4, NULL, + rt = ip_route_output_ports(sock_net(sk), &fl4, NULL, opt->dst_addr.sin_addr.s_addr, opt->src_addr.sin_addr.s_addr, 0, 0, IPPROTO_GRE, @@ -468,7 +468,7 @@ static int pptp_connect(struct socket *sock, struct sockaddr *uservaddr, po->chan.private = sk; po->chan.ops = &pptp_chan_ops; - rt = ip_route_output_ports(&init_net, &fl4, sk, + rt = ip_route_output_ports(sock_net(sk), &fl4, sk, opt->dst_addr.sin_addr.s_addr, opt->src_addr.sin_addr.s_addr, 0, 0, diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index 3ae80ec..ebcb7d4 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -1604,6 +1604,10 @@ static const struct usb_device_id products [] = { USB_DEVICE (0x2001, 0x3c05), .driver_info = (unsigned long) &ax88772_info, }, { + // DLink DUB-E100 H/W Ver C1 + USB_DEVICE (0x2001, 0x1a02), + .driver_info = (unsigned long) &ax88772_info, +}, { // Linksys USB1000 USB_DEVICE (0x1737, 0x0039), .driver_info = (unsigned long) &ax88178_info, diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index a051ced..d124bdd 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -444,6 +444,15 @@ static const struct usb_device_id products[] = { .bInterfaceProtocol = 0xff, .driver_info = (unsigned long)&qmi_wwan_shared, }, + { /* Pantech UML290 - newer firmware */ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x106c, + .idProduct = 0x3718, + .bInterfaceClass = 0xff, + .bInterfaceSubClass = 0xf1, + .bInterfaceProtocol = 0xff, + .driver_info = (unsigned long)&qmi_wwan_shared, + }, { /* ZTE MF820D */ .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x19d2, @@ -453,6 +462,15 @@ static const struct usb_device_id products[] = { .bInterfaceProtocol = 0xff, .driver_info = (unsigned long)&qmi_wwan_force_int4, }, + { /* ZTE MF821D */ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x19d2, + .idProduct = 0x0326, + .bInterfaceClass = 0xff, + .bInterfaceSubClass = 0xff, + .bInterfaceProtocol = 0xff, + .driver_info = (unsigned long)&qmi_wwan_force_int4, + }, { /* ZTE (Vodafone) K3520-Z */ .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x19d2, @@ -507,6 +525,15 @@ static const struct usb_device_id products[] = { .bInterfaceProtocol = 0xff, .driver_info = (unsigned long)&qmi_wwan_force_int4, }, + { /* ZTE (Vodafone) K5006-Z */ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x19d2, + .idProduct = 0x1018, + .bInterfaceClass = 0xff, + .bInterfaceSubClass = 0xff, + .bInterfaceProtocol = 0xff, + .driver_info = (unsigned long)&qmi_wwan_force_int3, + }, { /* ZTE MF60 */ .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x19d2, @@ -525,6 +552,33 @@ static const struct usb_device_id products[] = { .bInterfaceProtocol = 0xff, .driver_info = (unsigned long)&qmi_wwan_sierra, }, + { /* Sierra Wireless MC7700 */ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x0f3d, + .idProduct = 0x68a2, + .bInterfaceClass = 0xff, + .bInterfaceSubClass = 0xff, + .bInterfaceProtocol = 0xff, + .driver_info = (unsigned long)&qmi_wwan_sierra, + }, + { /* Sierra Wireless MC7750 */ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x114f, + .idProduct = 0x68a2, + .bInterfaceClass = 0xff, + .bInterfaceSubClass = 0xff, + .bInterfaceProtocol = 0xff, + .driver_info = (unsigned long)&qmi_wwan_sierra, + }, + { /* Sierra Wireless EM7700 */ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x1199, + .idProduct = 0x901c, + .bInterfaceClass = 0xff, + .bInterfaceSubClass = 0xff, + .bInterfaceProtocol = 0xff, + .driver_info = (unsigned long)&qmi_wwan_sierra, + }, /* Gobi 1000 devices */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ @@ -552,6 +606,8 @@ static const struct usb_device_id products[] = { {QMI_GOBI_DEVICE(0x05c6, 0x9265)}, /* Asus Gobi 2000 Modem device (VR305) */ {QMI_GOBI_DEVICE(0x05c6, 0x9235)}, /* Top Global Gobi 2000 Modem device (VR306) */ {QMI_GOBI_DEVICE(0x05c6, 0x9275)}, /* iRex Technologies Gobi 2000 Modem device (VR307) */ + {QMI_GOBI_DEVICE(0x1199, 0x68a5)}, /* Sierra Wireless Modem */ + {QMI_GOBI_DEVICE(0x1199, 0x68a9)}, /* Sierra Wireless Modem */ {QMI_GOBI_DEVICE(0x1199, 0x9001)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ {QMI_GOBI_DEVICE(0x1199, 0x9002)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ {QMI_GOBI_DEVICE(0x1199, 0x9003)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ @@ -568,6 +624,8 @@ static const struct usb_device_id products[] = { {QMI_GOBI_DEVICE(0x1199, 0x9013)}, /* Sierra Wireless Gobi 3000 Modem device (MC8355) */ {QMI_GOBI_DEVICE(0x1199, 0x9015)}, /* Sierra Wireless Gobi 3000 Modem device */ {QMI_GOBI_DEVICE(0x1199, 0x9019)}, /* Sierra Wireless Gobi 3000 Modem device */ + {QMI_GOBI_DEVICE(0x1199, 0x901b)}, /* Sierra Wireless MC7770 */ + { } /* END */ }; MODULE_DEVICE_TABLE(usb, products); diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index d237b3f..f2716a4 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1204,19 +1204,26 @@ deferred: } EXPORT_SYMBOL_GPL(usbnet_start_xmit); -static void rx_alloc_submit(struct usbnet *dev, gfp_t flags) +static int rx_alloc_submit(struct usbnet *dev, gfp_t flags) { struct urb *urb; int i; + int ret = 0; /* don't refill the queue all at once */ for (i = 0; i < 10 && dev->rxq.qlen < RX_QLEN(dev); i++) { urb = usb_alloc_urb(0, flags); if (urb != NULL) { - if (rx_submit(dev, urb, flags) == -ENOLINK) - return; + ret = rx_submit(dev, urb, flags); + if (ret) + goto err; + } else { + ret = -ENOMEM; + goto err; } } +err: + return ret; } /*-------------------------------------------------------------------------*/ @@ -1260,7 +1267,8 @@ static void usbnet_bh (unsigned long param) int temp = dev->rxq.qlen; if (temp < RX_QLEN(dev)) { - rx_alloc_submit(dev, GFP_ATOMIC); + if (rx_alloc_submit(dev, GFP_ATOMIC) == -ENOLINK) + return; if (temp != dev->rxq.qlen) netif_dbg(dev, link, dev->net, "rxqlen %d --> %d\n", diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index 236cb9f..3ae938f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -764,8 +764,11 @@ static void brcmf_c_arp_offload_set(struct brcmf_pub *drvr, int arp_mode) { char iovbuf[32]; int retcode; + __le32 arp_mode_le; - brcmf_c_mkiovar("arp_ol", (char *)&arp_mode, 4, iovbuf, sizeof(iovbuf)); + arp_mode_le = cpu_to_le32(arp_mode); + brcmf_c_mkiovar("arp_ol", (char *)&arp_mode_le, 4, iovbuf, + sizeof(iovbuf)); retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); retcode = retcode >= 0 ? 0 : retcode; @@ -781,8 +784,11 @@ static void brcmf_c_arp_offload_enable(struct brcmf_pub *drvr, int arp_enable) { char iovbuf[32]; int retcode; + __le32 arp_enable_le; - brcmf_c_mkiovar("arpoe", (char *)&arp_enable, 4, + arp_enable_le = cpu_to_le32(arp_enable); + + brcmf_c_mkiovar("arpoe", (char *)&arp_enable_le, 4, iovbuf, sizeof(iovbuf)); retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); @@ -802,10 +808,10 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) char buf[128], *ptr; u32 dongle_align = drvr->bus_if->align; u32 glom = 0; - u32 roaming = 1; - uint bcn_timeout = 3; - int scan_assoc_time = 40; - int scan_unassoc_time = 40; + __le32 roaming_le = cpu_to_le32(1); + __le32 bcn_timeout_le = cpu_to_le32(3); + __le32 scan_assoc_time_le = cpu_to_le32(40); + __le32 scan_unassoc_time_le = cpu_to_le32(40); int i; mutex_lock(&drvr->proto_block); @@ -840,14 +846,14 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) /* Setup timeout if Beacons are lost and roam is off to report link down */ - brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_timeout, 4, iovbuf, + brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_timeout_le, 4, iovbuf, sizeof(iovbuf)); brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); /* Enable/Disable build-in roaming to allowed ext supplicant to take of romaing */ - brcmf_c_mkiovar("roam_off", (char *)&roaming, 4, + brcmf_c_mkiovar("roam_off", (char *)&roaming_le, 4, iovbuf, sizeof(iovbuf)); brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); @@ -859,9 +865,9 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) sizeof(iovbuf)); brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_CHANNEL_TIME, - (char *)&scan_assoc_time, sizeof(scan_assoc_time)); + (char *)&scan_assoc_time_le, sizeof(scan_assoc_time_le)); brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_UNASSOC_TIME, - (char *)&scan_unassoc_time, sizeof(scan_unassoc_time)); + (char *)&scan_unassoc_time_le, sizeof(scan_unassoc_time_le)); /* Set and enable ARP offload feature */ brcmf_c_arp_offload_set(drvr, BRCMF_ARPOL_MODE); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index d13ae9c..e360939 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -500,8 +500,10 @@ static void wl_iscan_prep(struct brcmf_scan_params_le *params_le, params_le->active_time = cpu_to_le32(-1); params_le->passive_time = cpu_to_le32(-1); params_le->home_time = cpu_to_le32(-1); - if (ssid && ssid->SSID_len) - memcpy(¶ms_le->ssid_le, ssid, sizeof(struct brcmf_ssid)); + if (ssid && ssid->SSID_len) { + params_le->ssid_le.SSID_len = cpu_to_le32(ssid->SSID_len); + memcpy(¶ms_le->ssid_le.SSID, ssid->SSID, ssid->SSID_len); + } } static s32 diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 7f97dec..5000690 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -128,6 +128,9 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file, const struct fw_img *img; size_t bufsz; + if (!iwl_is_ready_rf(priv)) + return -EAGAIN; + /* default is to dump the entire data segment */ if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { priv->dbgfs_sram_offset = 0x800000; diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h index e959207..8215fad 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h @@ -355,7 +355,7 @@ int iwl_queue_space(const struct iwl_queue *q); /***************************************************** * Error handling ******************************************************/ -int iwl_dump_fh(struct iwl_trans *trans, char **buf, bool display); +int iwl_dump_fh(struct iwl_trans *trans, char **buf); void iwl_dump_csr(struct iwl_trans *trans); /***************************************************** diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c index 08517d3..5e18ff9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c @@ -559,7 +559,7 @@ static void iwl_irq_handle_error(struct iwl_trans *trans) } iwl_dump_csr(trans); - iwl_dump_fh(trans, NULL, false); + iwl_dump_fh(trans, NULL); iwl_op_mode_nic_error(trans->op_mode); } diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c index 79c6b91..a1fb025 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c @@ -1437,6 +1437,7 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) return err; err_free_irq: + trans_pcie->irq_requested = false; free_irq(trans_pcie->irq, trans); error: iwl_free_isr_ict(trans); @@ -1654,13 +1655,9 @@ static const char *get_fh_string(int cmd) #undef IWL_CMD } -int iwl_dump_fh(struct iwl_trans *trans, char **buf, bool display) +int iwl_dump_fh(struct iwl_trans *trans, char **buf) { int i; -#ifdef CONFIG_IWLWIFI_DEBUG - int pos = 0; - size_t bufsz = 0; -#endif static const u32 fh_tbl[] = { FH_RSCSR_CHNL0_STTS_WPTR_REG, FH_RSCSR_CHNL0_RBDCB_BASE_REG, @@ -1672,29 +1669,35 @@ int iwl_dump_fh(struct iwl_trans *trans, char **buf, bool display) FH_TSSR_TX_STATUS_REG, FH_TSSR_TX_ERROR_REG }; -#ifdef CONFIG_IWLWIFI_DEBUG - if (display) { - bufsz = ARRAY_SIZE(fh_tbl) * 48 + 40; + +#ifdef CONFIG_IWLWIFI_DEBUGFS + if (buf) { + int pos = 0; + size_t bufsz = ARRAY_SIZE(fh_tbl) * 48 + 40; + *buf = kmalloc(bufsz, GFP_KERNEL); if (!*buf) return -ENOMEM; + pos += scnprintf(*buf + pos, bufsz - pos, "FH register values:\n"); - for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) { + + for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) pos += scnprintf(*buf + pos, bufsz - pos, " %34s: 0X%08x\n", get_fh_string(fh_tbl[i]), iwl_read_direct32(trans, fh_tbl[i])); - } + return pos; } #endif + IWL_ERR(trans, "FH register values:\n"); - for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) { + for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) IWL_ERR(trans, " %34s: 0X%08x\n", get_fh_string(fh_tbl[i]), iwl_read_direct32(trans, fh_tbl[i])); - } + return 0; } @@ -1989,11 +1992,11 @@ static ssize_t iwl_dbgfs_fh_reg_read(struct file *file, size_t count, loff_t *ppos) { struct iwl_trans *trans = file->private_data; - char *buf; + char *buf = NULL; int pos = 0; ssize_t ret = -EFAULT; - ret = pos = iwl_dump_fh(trans, &buf, true); + ret = pos = iwl_dump_fh(trans, &buf); if (buf) { ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 5e6b501..d8594a2 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1611,6 +1611,7 @@ static int rt2400pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -1624,6 +1625,14 @@ static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, GPIOCSR, ®); + rt2x00_set_field32(®, GPIOCSR_BIT8, 1); + rt2x00pci_register_write(rt2x00dev, GPIOCSR, reg); + + /* * Initialize hw specifications. */ retval = rt2400pci_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2400pci.h b/drivers/net/wireless/rt2x00/rt2400pci.h index d3a4a68..7564ae9 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.h +++ b/drivers/net/wireless/rt2x00/rt2400pci.h @@ -670,6 +670,7 @@ #define GPIOCSR_BIT5 FIELD32(0x00000020) #define GPIOCSR_BIT6 FIELD32(0x00000040) #define GPIOCSR_BIT7 FIELD32(0x00000080) +#define GPIOCSR_BIT8 FIELD32(0x00000100) /* * BBPPCSR: BBP Pin control register. diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 136b849..2223e35 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1929,6 +1929,7 @@ static int rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -1942,6 +1943,14 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, GPIOCSR, ®); + rt2x00_set_field32(®, GPIOCSR_DIR0, 1); + rt2x00pci_register_write(rt2x00dev, GPIOCSR, reg); + + /* * Initialize hw specifications. */ retval = rt2500pci_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 669aecd..d6e87c0 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -283,7 +283,7 @@ static int rt2500usb_rfkill_poll(struct rt2x00_dev *rt2x00dev) u16 reg; rt2500usb_register_read(rt2x00dev, MAC_CSR19, ®); - return rt2x00_get_field32(reg, MAC_CSR19_BIT7); + return rt2x00_get_field16(reg, MAC_CSR19_BIT7); } #ifdef CONFIG_RT2X00_LIB_LEDS @@ -1768,6 +1768,7 @@ static int rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u16 reg; /* * Allocate eeprom data. @@ -1781,6 +1782,14 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2500usb_register_read(rt2x00dev, MAC_CSR19, ®); + rt2x00_set_field16(®, MAC_CSR19_BIT8, 0); + rt2500usb_register_write(rt2x00dev, MAC_CSR19, reg); + + /* * Initialize hw specifications. */ retval = rt2500usb_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.h b/drivers/net/wireless/rt2x00/rt2500usb.h index b493306..196bd51 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.h +++ b/drivers/net/wireless/rt2x00/rt2500usb.h @@ -189,14 +189,15 @@ * MAC_CSR19: GPIO control register. */ #define MAC_CSR19 0x0426 -#define MAC_CSR19_BIT0 FIELD32(0x0001) -#define MAC_CSR19_BIT1 FIELD32(0x0002) -#define MAC_CSR19_BIT2 FIELD32(0x0004) -#define MAC_CSR19_BIT3 FIELD32(0x0008) -#define MAC_CSR19_BIT4 FIELD32(0x0010) -#define MAC_CSR19_BIT5 FIELD32(0x0020) -#define MAC_CSR19_BIT6 FIELD32(0x0040) -#define MAC_CSR19_BIT7 FIELD32(0x0080) +#define MAC_CSR19_BIT0 FIELD16(0x0001) +#define MAC_CSR19_BIT1 FIELD16(0x0002) +#define MAC_CSR19_BIT2 FIELD16(0x0004) +#define MAC_CSR19_BIT3 FIELD16(0x0008) +#define MAC_CSR19_BIT4 FIELD16(0x0010) +#define MAC_CSR19_BIT5 FIELD16(0x0020) +#define MAC_CSR19_BIT6 FIELD16(0x0040) +#define MAC_CSR19_BIT7 FIELD16(0x0080) +#define MAC_CSR19_BIT8 FIELD16(0x0100) /* * MAC_CSR20: LED control register. diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index cad25bf..0f26ffb 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -977,6 +977,7 @@ static int rt2800pci_validate_eeprom(struct rt2x00_dev *rt2x00dev) static int rt2800pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -990,6 +991,14 @@ static int rt2800pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); + rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT2, 1); + rt2x00pci_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); + + /* * Initialize hw specifications. */ retval = rt2800_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 6cf3365..6b4226b 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -667,8 +667,16 @@ static void rt2800usb_fill_rxdone(struct queue_entry *entry, skb_pull(entry->skb, RXINFO_DESC_SIZE); /* - * FIXME: we need to check for rx_pkt_len validity + * Check for rx_pkt_len validity. Return if invalid, leaving + * rxdesc->size zeroed out by the upper level. */ + if (unlikely(rx_pkt_len == 0 || + rx_pkt_len > entry->queue->data_size)) { + ERROR(entry->queue->rt2x00dev, + "Bad frame size %d, forcing to 0\n", rx_pkt_len); + return; + } + rxd = (__le32 *)(entry->skb->data + rx_pkt_len); /* @@ -736,6 +744,7 @@ static int rt2800usb_validate_eeprom(struct rt2x00_dev *rt2x00dev) static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -749,6 +758,14 @@ static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00usb_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); + rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT2, 1); + rt2x00usb_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); + + /* * Initialize hw specifications. */ retval = rt2800_probe_hw_mode(rt2x00dev); @@ -1157,6 +1174,8 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x1690, 0x0744) }, { USB_DEVICE(0x1690, 0x0761) }, { USB_DEVICE(0x1690, 0x0764) }, + /* ASUS */ + { USB_DEVICE(0x0b05, 0x179d) }, /* Cisco */ { USB_DEVICE(0x167b, 0x4001) }, /* EnGenius */ @@ -1222,7 +1241,6 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0b05, 0x1760) }, { USB_DEVICE(0x0b05, 0x1761) }, { USB_DEVICE(0x0b05, 0x1790) }, - { USB_DEVICE(0x0b05, 0x179d) }, /* AzureWave */ { USB_DEVICE(0x13d3, 0x3262) }, { USB_DEVICE(0x13d3, 0x3284) }, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index e5404e5..8ac4482 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -629,7 +629,7 @@ void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp) */ if (unlikely(rxdesc.size == 0 || rxdesc.size > entry->queue->data_size)) { - WARNING(rt2x00dev, "Wrong frame size %d max %d.\n", + ERROR(rt2x00dev, "Wrong frame size %d max %d.\n", rxdesc.size, entry->queue->data_size); dev_kfree_skb(entry->skb); goto renew_skb; diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 5fb3a2e..02ba3cf 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2832,6 +2832,7 @@ static int rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Disable power saving. @@ -2850,6 +2851,14 @@ static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, MAC_CSR13, ®); + rt2x00_set_field32(®, MAC_CSR13_BIT13, 1); + rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg); + + /* * Initialize hw specifications. */ retval = rt61pci_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt61pci.h b/drivers/net/wireless/rt2x00/rt61pci.h index e3cd6db..8f3da5a 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.h +++ b/drivers/net/wireless/rt2x00/rt61pci.h @@ -372,6 +372,7 @@ struct hw_pairwise_ta_entry { #define MAC_CSR13_BIT10 FIELD32(0x00000400) #define MAC_CSR13_BIT11 FIELD32(0x00000800) #define MAC_CSR13_BIT12 FIELD32(0x00001000) +#define MAC_CSR13_BIT13 FIELD32(0x00002000) /* * MAC_CSR14: LED control register. diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 77ccbbc..ceb1c4f 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2177,6 +2177,7 @@ static int rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -2190,6 +2191,14 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00usb_register_read(rt2x00dev, MAC_CSR13, ®); + rt2x00_set_field32(®, MAC_CSR13_BIT15, 0); + rt2x00usb_register_write(rt2x00dev, MAC_CSR13, reg); + + /* * Initialize hw specifications. */ retval = rt73usb_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt73usb.h b/drivers/net/wireless/rt2x00/rt73usb.h index 9f6b470..df1cc11 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.h +++ b/drivers/net/wireless/rt2x00/rt73usb.h @@ -282,6 +282,9 @@ struct hw_pairwise_ta_entry { #define MAC_CSR13_BIT10 FIELD32(0x00000400) #define MAC_CSR13_BIT11 FIELD32(0x00000800) #define MAC_CSR13_BIT12 FIELD32(0x00001000) +#define MAC_CSR13_BIT13 FIELD32(0x00002000) +#define MAC_CSR13_BIT14 FIELD32(0x00004000) +#define MAC_CSR13_BIT15 FIELD32(0x00008000) /* * MAC_CSR14: LED control register. diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h index 04c3aef..2925094 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h @@ -117,6 +117,7 @@ #define CHIP_VER_B BIT(4) #define CHIP_92C_BITMASK BIT(0) +#define CHIP_UNKNOWN BIT(7) #define CHIP_92C_1T2R 0x03 #define CHIP_92C 0x01 #define CHIP_88C 0x00 diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c index 5c4d9bc..509f661 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c @@ -995,8 +995,16 @@ static enum version_8192c _rtl92ce_read_chip_version(struct ieee80211_hw *hw) version = (value32 & TYPE_ID) ? VERSION_A_CHIP_92C : VERSION_A_CHIP_88C; } else { - version = (value32 & TYPE_ID) ? VERSION_B_CHIP_92C : - VERSION_B_CHIP_88C; + version = (enum version_8192c) (CHIP_VER_B | + ((value32 & TYPE_ID) ? CHIP_92C_BITMASK : 0) | + ((value32 & VENDOR_ID) ? CHIP_VENDOR_UMC : 0)); + if ((!IS_CHIP_VENDOR_UMC(version)) && (value32 & + CHIP_VER_RTL_MASK)) { + version = (enum version_8192c)(version | + ((((value32 & CHIP_VER_RTL_MASK) == BIT(12)) + ? CHIP_VENDOR_UMC_B_CUT : CHIP_UNKNOWN) | + CHIP_VENDOR_UMC)); + } } switch (version) { diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c index 3aa927f..7d8f964 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c @@ -162,10 +162,12 @@ int rtl92c_init_sw_vars(struct ieee80211_hw *hw) /* request fw */ if (IS_VENDOR_UMC_A_CUT(rtlhal->version) && - !IS_92C_SERIAL(rtlhal->version)) + !IS_92C_SERIAL(rtlhal->version)) { rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU.bin"; - else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) + } else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) { rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU_B.bin"; + pr_info("****** This B_CUT device may not work with kernels 3.6 and earlier\n"); + } rtlpriv->max_fw_size = 0x4000; pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c index e38f91b..110c777 100644 --- a/drivers/platform/x86/asus-laptop.c +++ b/drivers/platform/x86/asus-laptop.c @@ -863,9 +863,9 @@ static ssize_t show_infos(struct device *dev, * The significance of others is yet to be found. * If we don't find the method, we assume the device are present. */ - rv = acpi_evaluate_integer(asus->handle, "HRWS", NULL, &temp); + rv = acpi_evaluate_integer(asus->handle, "HWRS", NULL, &temp); if (!ACPI_FAILURE(rv)) - len += sprintf(page + len, "HRWS value : %#x\n", + len += sprintf(page + len, "HWRS value : %#x\n", (uint) temp); /* * Another value for userspace: the ASYM method returns 0x02 for @@ -1751,9 +1751,9 @@ static int asus_laptop_get_info(struct asus_laptop *asus) * The significance of others is yet to be found. */ status = - acpi_evaluate_integer(asus->handle, "HRWS", NULL, &hwrs_result); + acpi_evaluate_integer(asus->handle, "HWRS", NULL, &hwrs_result); if (!ACPI_FAILURE(status)) - pr_notice(" HRWS returned %x", (int)hwrs_result); + pr_notice(" HWRS returned %x", (int)hwrs_result); if (!acpi_check_handle(asus->handle, METHOD_WL_STATUS, NULL)) asus->have_rsts = true; diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c index 99a30b5..6de14fd 100644 --- a/drivers/platform/x86/asus-nb-wmi.c +++ b/drivers/platform/x86/asus-nb-wmi.c @@ -94,6 +94,10 @@ static const struct key_entry asus_nb_wmi_keymap[] = { { KE_KEY, 0x8A, { KEY_PROG1 } }, { KE_KEY, 0x95, { KEY_MEDIA } }, { KE_KEY, 0x99, { KEY_PHONE } }, + { KE_KEY, 0xA0, { KEY_SWITCHVIDEOMODE } }, /* SDSP HDMI only */ + { KE_KEY, 0xA1, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + HDMI */ + { KE_KEY, 0xA2, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + HDMI */ + { KE_KEY, 0xA3, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + HDMI */ { KE_KEY, 0xb5, { KEY_CALC } }, { KE_KEY, 0xc4, { KEY_KBDILLUMUP } }, { KE_KEY, 0xc5, { KEY_KBDILLUMDOWN } }, diff --git a/drivers/rtc/rtc-rs5c348.c b/drivers/rtc/rtc-rs5c348.c index 77074cc..fd5c7af 100644 --- a/drivers/rtc/rtc-rs5c348.c +++ b/drivers/rtc/rtc-rs5c348.c @@ -122,9 +122,12 @@ rs5c348_rtc_read_time(struct device *dev, struct rtc_time *tm) tm->tm_min = bcd2bin(rxbuf[RS5C348_REG_MINS] & RS5C348_MINS_MASK); tm->tm_hour = bcd2bin(rxbuf[RS5C348_REG_HOURS] & RS5C348_HOURS_MASK); if (!pdata->rtc_24h) { - tm->tm_hour %= 12; - if (rxbuf[RS5C348_REG_HOURS] & RS5C348_BIT_PM) + if (rxbuf[RS5C348_REG_HOURS] & RS5C348_BIT_PM) { + tm->tm_hour -= 20; + tm->tm_hour %= 12; tm->tm_hour += 12; + } else + tm->tm_hour %= 12; } tm->tm_wday = bcd2bin(rxbuf[RS5C348_REG_WDAY] & RS5C348_WDAY_MASK); tm->tm_mday = bcd2bin(rxbuf[RS5C348_REG_DAY] & RS5C348_DAY_MASK); diff --git a/drivers/rtc/rtc-twl.c b/drivers/rtc/rtc-twl.c index c5d06fe..9277d94 100644 --- a/drivers/rtc/rtc-twl.c +++ b/drivers/rtc/rtc-twl.c @@ -495,6 +495,11 @@ static int __devinit twl_rtc_probe(struct platform_device *pdev) if (ret < 0) goto out1; + /* ensure interrupts are disabled, bootloaders can be strange */ + ret = twl_rtc_write_u8(0, REG_RTC_INTERRUPTS_REG); + if (ret < 0) + dev_warn(&pdev->dev, "unable to disable interrupt\n"); + /* init cached IRQ enable bits */ ret = twl_rtc_read_u8(&rtc_irq_bits, REG_RTC_INTERRUPTS_REG); if (ret < 0) diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index 86a12b4..3878e62 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -1264,6 +1264,9 @@ int bnx2i_send_fw_iscsi_init_msg(struct bnx2i_hba *hba) int rc = 0; u64 mask64; + memset(&iscsi_init, 0x00, sizeof(struct iscsi_kwqe_init1)); + memset(&iscsi_init2, 0x00, sizeof(struct iscsi_kwqe_init2)); + bnx2i_adjust_qp_size(hba); iscsi_init.flags = diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 796482b..2b4261c 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -1315,8 +1315,9 @@ static void complete_scsi_command(struct CommandList *cp) } break; case CMD_PROTOCOL_ERR: + cmd->result = DID_ERROR << 16; dev_warn(&h->pdev->dev, "cp %p has " - "protocol error \n", cp); + "protocol error\n", cp); break; case CMD_HARDWARE_ERR: cmd->result = DID_ERROR << 16; diff --git a/drivers/scsi/lpfc/Makefile b/drivers/scsi/lpfc/Makefile index fe5d396..e2516ba 100644 --- a/drivers/scsi/lpfc/Makefile +++ b/drivers/scsi/lpfc/Makefile @@ -22,7 +22,9 @@ ccflags-$(GCOV) := -fprofile-arcs -ftest-coverage ccflags-$(GCOV) += -O0 +ifdef WARNINGS_BECOME_ERRORS ccflags-y += -Werror +endif obj-$(CONFIG_SCSI_LPFC) := lpfc.o diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index b25757d..9d5a56c 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -1209,6 +1209,13 @@ _base_check_enable_msix(struct MPT2SAS_ADAPTER *ioc) u16 message_control; + /* Check whether controller SAS2008 B0 controller, + if it is SAS2008 B0 controller use IO-APIC instead of MSIX */ + if (ioc->pdev->device == MPI2_MFGPAGE_DEVID_SAS2008 && + ioc->pdev->revision == 0x01) { + return -EINVAL; + } + base = pci_find_capability(ioc->pdev, PCI_CAP_ID_MSIX); if (!base) { dfailprintk(ioc, printk(MPT2SAS_INFO_FMT "msix not " diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index 1b38431..6661610 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -198,7 +198,7 @@ static void virtscsi_map_sgl(struct scatterlist *sg, unsigned int *p_idx, int i; for_each_sg(table->sgl, sg_elem, table->nents, i) - sg_set_buf(&sg[idx++], sg_virt(sg_elem), sg_elem->length); + sg[idx++] = *sg_elem; *p_idx = idx; } diff --git a/drivers/staging/android/android_alarm.h b/drivers/staging/android/android_alarm.h index d0cafd6..f2ffd96 100644 --- a/drivers/staging/android/android_alarm.h +++ b/drivers/staging/android/android_alarm.h @@ -51,10 +51,12 @@ enum android_alarm_return_flags { #define ANDROID_ALARM_WAIT _IO('a', 1) #define ALARM_IOW(c, type, size) _IOW('a', (c) | ((type) << 4), size) +#define ALARM_IOR(c, type, size) _IOR('a', (c) | ((type) << 4), size) + /* Set alarm */ #define ANDROID_ALARM_SET(type) ALARM_IOW(2, type, struct timespec) #define ANDROID_ALARM_SET_AND_WAIT(type) ALARM_IOW(3, type, struct timespec) -#define ANDROID_ALARM_GET_TIME(type) ALARM_IOW(4, type, struct timespec) +#define ANDROID_ALARM_GET_TIME(type) ALARM_IOR(4, type, struct timespec) #define ANDROID_ALARM_SET_RTC _IOW('a', 5, struct timespec) #define ANDROID_ALARM_BASE_CMD(cmd) (cmd & ~(_IOC(0, 0, 0xf0, 0))) #define ANDROID_ALARM_IOCTL_TO_TYPE(cmd) (_IOC_NR(cmd) >> 4) diff --git a/drivers/staging/comedi/drivers/amplc_pci224.c b/drivers/staging/comedi/drivers/amplc_pci224.c index fbf19ca..0def1be 100644 --- a/drivers/staging/comedi/drivers/amplc_pci224.c +++ b/drivers/staging/comedi/drivers/amplc_pci224.c @@ -1519,6 +1519,13 @@ pci224_attach_pci(struct comedi_device *dev, struct pci_dev *pci_dev) dev->minor, DRIVER_NAME); return -EINVAL; } + /* + * Need to 'get' the PCI device to match the 'put' in pci224_detach(). + * TODO: Remove the pci_dev_get() and matching pci_dev_put() once + * support for manual attachment of PCI devices via pci224_attach() + * has been removed. + */ + pci_dev_get(pci_dev); return pci224_attach_common(dev, pci_dev, NULL); } diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c index 1f31943..83dae6e 100644 --- a/drivers/staging/comedi/drivers/das08.c +++ b/drivers/staging/comedi/drivers/das08.c @@ -403,7 +403,7 @@ static const struct das08_board_struct das08_boards[] = { .ai = das08_ai_rinsn, .ai_nbits = 16, .ai_pg = das08_pg_none, - .ai_encoding = das08_encode12, + .ai_encoding = das08_encode16, .ao = das08jr_ao_winsn, .ao_nbits = 16, .di = das08jr_di_rbits, @@ -678,7 +678,7 @@ static int das08jr_ao_winsn(struct comedi_device *dev, int chan; lsb = data[0] & 0xff; - msb = (data[0] >> 8) & 0xf; + msb = (data[0] >> 8) & 0xff; chan = CR_CHAN(insn->chanspec); diff --git a/drivers/staging/media/lirc/lirc_sir.c b/drivers/staging/media/lirc/lirc_sir.c index 945d962..4afc3b4 100644 --- a/drivers/staging/media/lirc/lirc_sir.c +++ b/drivers/staging/media/lirc/lirc_sir.c @@ -52,6 +52,7 @@ #include <linux/io.h> #include <asm/irq.h> #include <linux/fcntl.h> +#include <linux/platform_device.h> #ifdef LIRC_ON_SA1100 #include <asm/hardware.h> #ifdef CONFIG_SA1100_COLLIE @@ -487,9 +488,11 @@ static struct lirc_driver driver = { .owner = THIS_MODULE, }; +static struct platform_device *lirc_sir_dev; static int init_chrdev(void) { + driver.dev = &lirc_sir_dev->dev; driver.minor = lirc_register_driver(&driver); if (driver.minor < 0) { printk(KERN_ERR LIRC_DRIVER_NAME ": init_chrdev() failed.\n"); @@ -1215,20 +1218,71 @@ static int init_lirc_sir(void) return 0; } +static int __devinit lirc_sir_probe(struct platform_device *dev) +{ + return 0; +} + +static int __devexit lirc_sir_remove(struct platform_device *dev) +{ + return 0; +} + +static struct platform_driver lirc_sir_driver = { + .probe = lirc_sir_probe, + .remove = __devexit_p(lirc_sir_remove), + .driver = { + .name = "lirc_sir", + .owner = THIS_MODULE, + }, +}; static int __init lirc_sir_init(void) { int retval; + retval = platform_driver_register(&lirc_sir_driver); + if (retval) { + printk(KERN_ERR LIRC_DRIVER_NAME ": Platform driver register " + "failed!\n"); + return -ENODEV; + } + + lirc_sir_dev = platform_device_alloc("lirc_dev", 0); + if (!lirc_sir_dev) { + printk(KERN_ERR LIRC_DRIVER_NAME ": Platform device alloc " + "failed!\n"); + retval = -ENOMEM; + goto pdev_alloc_fail; + } + + retval = platform_device_add(lirc_sir_dev); + if (retval) { + printk(KERN_ERR LIRC_DRIVER_NAME ": Platform device add " + "failed!\n"); + retval = -ENODEV; + goto pdev_add_fail; + } + retval = init_chrdev(); if (retval < 0) - return retval; + goto fail; + retval = init_lirc_sir(); if (retval) { drop_chrdev(); - return retval; + goto fail; } + return 0; + +fail: + platform_device_del(lirc_sir_dev); +pdev_add_fail: + platform_device_put(lirc_sir_dev); +pdev_alloc_fail: + platform_driver_unregister(&lirc_sir_driver); + return retval; } static void __exit lirc_sir_exit(void) @@ -1236,6 +1290,8 @@ static void __exit lirc_sir_exit(void) drop_hardware(); drop_chrdev(); drop_port(); + platform_device_unregister(lirc_sir_dev); + platform_driver_unregister(&lirc_sir_driver); printk(KERN_INFO LIRC_DRIVER_NAME ": Uninstalled.\n"); } diff --git a/drivers/staging/rtl8712/recv_linux.c b/drivers/staging/rtl8712/recv_linux.c index 0e26d5f..495ee12 100644 --- a/drivers/staging/rtl8712/recv_linux.c +++ b/drivers/staging/rtl8712/recv_linux.c @@ -117,13 +117,8 @@ void r8712_recv_indicatepkt(struct _adapter *padapter, if (skb == NULL) goto _recv_indicatepkt_drop; skb->data = precv_frame->u.hdr.rx_data; -#ifdef NET_SKBUFF_DATA_USES_OFFSET - skb->tail = (sk_buff_data_t)(precv_frame->u.hdr.rx_tail - - precv_frame->u.hdr.rx_head); -#else - skb->tail = (sk_buff_data_t)precv_frame->u.hdr.rx_tail; -#endif skb->len = precv_frame->u.hdr.len; + skb_set_tail_pointer(skb, skb->len); if ((pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1)) skb->ip_summed = CHECKSUM_UNNECESSARY; else diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c index 92b34e2..40e2488 100644 --- a/drivers/staging/speakup/main.c +++ b/drivers/staging/speakup/main.c @@ -1854,7 +1854,7 @@ static void speakup_bits(struct vc_data *vc) static int handle_goto(struct vc_data *vc, u_char type, u_char ch, u_short key) { - static u_char *goto_buf = "\0\0\0\0\0\0"; + static u_char goto_buf[8]; static int num; int maxlen, go_pos; char *cp; diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index e4bdf2a..3aa895e 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -200,7 +200,7 @@ s_vProcessRxMACHeader ( } else if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_RFC1042[0])) { cbHeaderSize += 6; pwType = (PWORD) (pbyRxBufferAddr + cbHeaderSize); - if ((*pwType == cpu_to_le16(ETH_P_IPX)) || + if ((*pwType == cpu_to_be16(ETH_P_IPX)) || (*pwType == cpu_to_le16(0xF380))) { cbHeaderSize -= 8; pwType = (PWORD) (pbyRxBufferAddr + cbHeaderSize); diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index 9b64b10..fe21868 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -1701,7 +1701,7 @@ s_bPacketToWirelessUsb( // 802.1H if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) { if (pDevice->dwDiagRefCount == 0) { - if ((psEthHeader->wType == cpu_to_le16(ETH_P_IPX)) || + if ((psEthHeader->wType == cpu_to_be16(ETH_P_IPX)) || (psEthHeader->wType == cpu_to_le16(0xF380))) { memcpy((PBYTE) (pbyPayloadHead), abySNAP_Bridgetunnel, 6); @@ -2840,10 +2840,10 @@ int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb) Packet_Type = skb->data[ETH_HLEN+1]; Descriptor_type = skb->data[ETH_HLEN+1+1+2]; Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]); - if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) { - /* 802.1x OR eapol-key challenge frame transfer */ - if (((Protocol_Version == 1) || (Protocol_Version == 2)) && - (Packet_Type == 3)) { + if (pDevice->sTxEthHeader.wType == cpu_to_be16(ETH_P_PAE)) { + /* 802.1x OR eapol-key challenge frame transfer */ + if (((Protocol_Version == 1) || (Protocol_Version == 2)) && + (Packet_Type == 3)) { bTxeapol_key = TRUE; if(!(Key_info & BIT3) && //WPA or RSN group-key challenge (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key @@ -2989,19 +2989,19 @@ int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb) } } - if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) { - if (pDevice->byBBType != BB_TYPE_11A) { - pDevice->wCurrentRate = RATE_1M; - pDevice->byACKRate = RATE_1M; - pDevice->byTopCCKBasicRate = RATE_1M; - pDevice->byTopOFDMBasicRate = RATE_6M; - } else { - pDevice->wCurrentRate = RATE_6M; - pDevice->byACKRate = RATE_6M; - pDevice->byTopCCKBasicRate = RATE_1M; - pDevice->byTopOFDMBasicRate = RATE_6M; - } - } + if (pDevice->sTxEthHeader.wType == cpu_to_be16(ETH_P_PAE)) { + if (pDevice->byBBType != BB_TYPE_11A) { + pDevice->wCurrentRate = RATE_1M; + pDevice->byACKRate = RATE_1M; + pDevice->byTopCCKBasicRate = RATE_1M; + pDevice->byTopOFDMBasicRate = RATE_6M; + } else { + pDevice->wCurrentRate = RATE_6M; + pDevice->byACKRate = RATE_6M; + pDevice->byTopCCKBasicRate = RATE_1M; + pDevice->byTopOFDMBasicRate = RATE_6M; + } + } DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n", @@ -3017,7 +3017,7 @@ int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb) if (bNeedEncryption == TRUE) { DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType)); - if ((pDevice->sTxEthHeader.wType) == cpu_to_le16(ETH_P_PAE)) { + if ((pDevice->sTxEthHeader.wType) == cpu_to_be16(ETH_P_PAE)) { bNeedEncryption = FALSE; DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType)); if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c index 784c796..8d30f5c 100644 --- a/drivers/staging/zcache/zcache-main.c +++ b/drivers/staging/zcache/zcache-main.c @@ -1259,13 +1259,12 @@ static int zcache_pampd_get_data_and_free(char *data, size_t *bufsize, bool raw, void *pampd, struct tmem_pool *pool, struct tmem_oid *oid, uint32_t index) { - int ret = 0; - BUG_ON(!is_ephemeral(pool)); - zbud_decompress((struct page *)(data), pampd); + if (zbud_decompress((struct page *)(data), pampd) < 0) + return -EINVAL; zbud_free_and_delist((struct zbud_hdr *)pampd); atomic_dec(&zcache_curr_eph_pampd_count); - return ret; + return 0; } /* diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index df9824c..0981707 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -2261,7 +2261,7 @@ out: /* * Used to obtain Sense Data from underlying Linux/SCSI struct scsi_cmnd */ -static int transport_get_sense_data(struct se_cmd *cmd) +static void transport_get_sense_data(struct se_cmd *cmd) { unsigned char *buffer = cmd->sense_buffer, *sense_buffer = NULL; struct se_device *dev = cmd->se_dev; @@ -2271,30 +2271,15 @@ static int transport_get_sense_data(struct se_cmd *cmd) WARN_ON(!cmd->se_lun); if (!dev) - return 0; + return; spin_lock_irqsave(&cmd->t_state_lock, flags); if (cmd->se_cmd_flags & SCF_SENT_CHECK_CONDITION) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); - return 0; - } - - if (!(cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE)) - goto out; - - if (!dev->transport->get_sense_buffer) { - pr_err("dev->transport->get_sense_buffer is NULL\n"); - goto out; + return; } sense_buffer = dev->transport->get_sense_buffer(cmd); - if (!sense_buffer) { - pr_err("ITT 0x%08x cmd %p: Unable to locate" - " sense buffer for task with sense\n", - cmd->se_tfo->get_task_tag(cmd), cmd); - goto out; - } - spin_unlock_irqrestore(&cmd->t_state_lock, flags); offset = cmd->se_tfo->set_fabric_sense_len(cmd, TRANSPORT_SENSE_BUFFER); @@ -2306,11 +2291,6 @@ static int transport_get_sense_data(struct se_cmd *cmd) pr_debug("HBA_[%u]_PLUG[%s]: Set SAM STATUS: 0x%02x and sense\n", dev->se_hba->hba_id, dev->transport->name, cmd->scsi_status); - return 0; - -out: - spin_unlock_irqrestore(&cmd->t_state_lock, flags); - return -1; } static inline long long transport_dev_end_lba(struct se_device *dev) @@ -3000,15 +2980,20 @@ static int transport_generic_cmd_sequencer( /* Returns CHECK_CONDITION + INVALID_CDB_FIELD */ goto out_invalid_cdb_field; } - + /* + * For the overflow case keep the existing fabric provided + * ->data_length. Otherwise for the underflow case, reset + * ->data_length to the smaller SCSI expected data transfer + * length. + */ if (size > cmd->data_length) { cmd->se_cmd_flags |= SCF_OVERFLOW_BIT; cmd->residual_count = (size - cmd->data_length); } else { cmd->se_cmd_flags |= SCF_UNDERFLOW_BIT; cmd->residual_count = (cmd->data_length - size); + cmd->data_length = size; } - cmd->data_length = size; } if (cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB) { @@ -3166,7 +3151,7 @@ static void transport_handle_queue_full( static void target_complete_ok_work(struct work_struct *work) { struct se_cmd *cmd = container_of(work, struct se_cmd, work); - int reason = 0, ret; + int ret; /* * Check if we need to move delayed/dormant tasks from cmds on the @@ -3187,19 +3172,16 @@ static void target_complete_ok_work(struct work_struct *work) * the struct se_cmd in question. */ if (cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) { - if (transport_get_sense_data(cmd) < 0) - reason = TCM_NON_EXISTENT_LUN; - - if (cmd->scsi_status) { - ret = transport_send_check_condition_and_sense( - cmd, reason, 1); - if (ret == -EAGAIN || ret == -ENOMEM) - goto queue_full; + WARN_ON(!cmd->scsi_status); + transport_get_sense_data(cmd); + ret = transport_send_check_condition_and_sense( + cmd, 0, 1); + if (ret == -EAGAIN || ret == -ENOMEM) + goto queue_full; - transport_lun_remove_cmd(cmd); - transport_cmd_check_stop_to_fabric(cmd); - return; - } + transport_lun_remove_cmd(cmd); + transport_cmd_check_stop_to_fabric(cmd); + return; } /* * Check for a callback, used by amongst other things diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 4ef7473..e983331 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -132,6 +132,7 @@ #define UCR4_OREN (1<<1) /* Receiver overrun interrupt enable */ #define UCR4_DREN (1<<0) /* Recv data ready interrupt enable */ #define UFCR_RXTL_SHF 0 /* Receiver trigger level shift */ +#define UFCR_DCEDTE (1<<6) /* DCE/DTE mode select */ #define UFCR_RFDIV (7<<7) /* Reference freq divider mask */ #define UFCR_RFDIV_REG(x) (((x) < 7 ? 6 - (x) : 6) << 7) #define UFCR_TXTL_SHF 10 /* Transmitter trigger level shift */ @@ -668,22 +669,11 @@ static void imx_break_ctl(struct uart_port *port, int break_state) static int imx_setup_ufcr(struct imx_port *sport, unsigned int mode) { unsigned int val; - unsigned int ufcr_rfdiv; - - /* set receiver / transmitter trigger level. - * RFDIV is set such way to satisfy requested uartclk value - */ - val = TXTL << 10 | RXTL; - ufcr_rfdiv = (clk_get_rate(sport->clk_per) + sport->port.uartclk / 2) - / sport->port.uartclk; - - if(!ufcr_rfdiv) - ufcr_rfdiv = 1; - - val |= UFCR_RFDIV_REG(ufcr_rfdiv); + /* set receiver / transmitter trigger level */ + val = readl(sport->port.membase + UFCR) & (UFCR_RFDIV | UFCR_DCEDTE); + val |= TXTL << UFCR_TXTL_SHF | RXTL; writel(val, sport->port.membase + UFCR); - return 0; } @@ -758,6 +748,7 @@ static int imx_startup(struct uart_port *port) } } + spin_lock_irqsave(&sport->port.lock, flags); /* * Finally, clear and enable interrupts */ @@ -811,7 +802,6 @@ static int imx_startup(struct uart_port *port) /* * Enable modem status interrupts */ - spin_lock_irqsave(&sport->port.lock,flags); imx_enable_ms(&sport->port); spin_unlock_irqrestore(&sport->port.lock,flags); @@ -841,10 +831,13 @@ static void imx_shutdown(struct uart_port *port) { struct imx_port *sport = (struct imx_port *)port; unsigned long temp; + unsigned long flags; + spin_lock_irqsave(&sport->port.lock, flags); temp = readl(sport->port.membase + UCR2); temp &= ~(UCR2_TXEN); writel(temp, sport->port.membase + UCR2); + spin_unlock_irqrestore(&sport->port.lock, flags); if (USE_IRDA(sport)) { struct imxuart_platform_data *pdata; @@ -873,12 +866,14 @@ static void imx_shutdown(struct uart_port *port) * Disable all interrupts, port and break condition. */ + spin_lock_irqsave(&sport->port.lock, flags); temp = readl(sport->port.membase + UCR1); temp &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN); if (USE_IRDA(sport)) temp &= ~(UCR1_IREN); writel(temp, sport->port.membase + UCR1); + spin_unlock_irqrestore(&sport->port.lock, flags); } static void @@ -1221,6 +1216,9 @@ imx_console_write(struct console *co, const char *s, unsigned int count) struct imx_port *sport = imx_ports[co->index]; struct imx_port_ucrs old_ucr; unsigned int ucr1; + unsigned long flags; + + spin_lock_irqsave(&sport->port.lock, flags); /* * First, save UCR1/2/3 and then disable interrupts @@ -1246,6 +1244,8 @@ imx_console_write(struct console *co, const char *s, unsigned int count) while (!(readl(sport->port.membase + USR2) & USR2_TXDC)); imx_port_ucrs_restore(&sport->port, &old_ucr); + + spin_unlock_irqrestore(&sport->port.lock, flags); } /* diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index 4fdec6a..558ce85 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -253,6 +253,9 @@ struct eg20t_port { dma_addr_t rx_buf_dma; struct dentry *debugfs; + + /* protect the eg20t_port private structure and io access to membase */ + spinlock_t lock; }; /** @@ -754,7 +757,8 @@ static void pch_dma_rx_complete(void *arg) tty_flip_buffer_push(tty); tty_kref_put(tty); async_tx_ack(priv->desc_rx); - pch_uart_hal_enable_interrupt(priv, PCH_UART_HAL_RX_INT); + pch_uart_hal_enable_interrupt(priv, PCH_UART_HAL_RX_INT | + PCH_UART_HAL_RX_ERR_INT); } static void pch_dma_tx_complete(void *arg) @@ -809,7 +813,8 @@ static int handle_rx_to(struct eg20t_port *priv) int rx_size; int ret; if (!priv->start_rx) { - pch_uart_hal_disable_interrupt(priv, PCH_UART_HAL_RX_INT); + pch_uart_hal_disable_interrupt(priv, PCH_UART_HAL_RX_INT | + PCH_UART_HAL_RX_ERR_INT); return 0; } buf = &priv->rxbuf; @@ -1058,7 +1063,7 @@ static irqreturn_t pch_uart_interrupt(int irq, void *dev_id) int next = 1; u8 msr; - spin_lock_irqsave(&priv->port.lock, flags); + spin_lock_irqsave(&priv->lock, flags); handled = 0; while (next) { iid = pch_uart_hal_get_iid(priv); @@ -1078,11 +1083,13 @@ static irqreturn_t pch_uart_interrupt(int irq, void *dev_id) case PCH_UART_IID_RDR: /* Received Data Ready */ if (priv->use_dma) { pch_uart_hal_disable_interrupt(priv, - PCH_UART_HAL_RX_INT); + PCH_UART_HAL_RX_INT | + PCH_UART_HAL_RX_ERR_INT); ret = dma_handle_rx(priv); if (!ret) pch_uart_hal_enable_interrupt(priv, - PCH_UART_HAL_RX_INT); + PCH_UART_HAL_RX_INT | + PCH_UART_HAL_RX_ERR_INT); } else { ret = handle_rx(priv); } @@ -1116,7 +1123,7 @@ static irqreturn_t pch_uart_interrupt(int irq, void *dev_id) handled |= (unsigned int)ret; } - spin_unlock_irqrestore(&priv->port.lock, flags); + spin_unlock_irqrestore(&priv->lock, flags); return IRQ_RETVAL(handled); } @@ -1208,7 +1215,8 @@ static void pch_uart_stop_rx(struct uart_port *port) struct eg20t_port *priv; priv = container_of(port, struct eg20t_port, port); priv->start_rx = 0; - pch_uart_hal_disable_interrupt(priv, PCH_UART_HAL_RX_INT); + pch_uart_hal_disable_interrupt(priv, PCH_UART_HAL_RX_INT | + PCH_UART_HAL_RX_ERR_INT); } /* Enable the modem status interrupts. */ @@ -1226,9 +1234,9 @@ static void pch_uart_break_ctl(struct uart_port *port, int ctl) unsigned long flags; priv = container_of(port, struct eg20t_port, port); - spin_lock_irqsave(&port->lock, flags); + spin_lock_irqsave(&priv->lock, flags); pch_uart_hal_set_break(priv, ctl); - spin_unlock_irqrestore(&port->lock, flags); + spin_unlock_irqrestore(&priv->lock, flags); } /* Grab any interrupt resources and initialise any low level driver state. */ @@ -1263,6 +1271,7 @@ static int pch_uart_startup(struct uart_port *port) break; case 16: fifo_size = PCH_UART_HAL_FIFO16; + break; case 1: default: fifo_size = PCH_UART_HAL_FIFO_DIS; @@ -1300,7 +1309,8 @@ static int pch_uart_startup(struct uart_port *port) pch_request_dma(port); priv->start_rx = 1; - pch_uart_hal_enable_interrupt(priv, PCH_UART_HAL_RX_INT); + pch_uart_hal_enable_interrupt(priv, PCH_UART_HAL_RX_INT | + PCH_UART_HAL_RX_ERR_INT); uart_update_timeout(port, CS8, default_baud); return 0; @@ -1358,7 +1368,7 @@ static void pch_uart_set_termios(struct uart_port *port, stb = PCH_UART_HAL_STB1; if (termios->c_cflag & PARENB) { - if (!(termios->c_cflag & PARODD)) + if (termios->c_cflag & PARODD) parity = PCH_UART_HAL_PARITY_ODD; else parity = PCH_UART_HAL_PARITY_EVEN; @@ -1376,7 +1386,8 @@ static void pch_uart_set_termios(struct uart_port *port, baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk / 16); - spin_lock_irqsave(&port->lock, flags); + spin_lock_irqsave(&priv->lock, flags); + spin_lock(&port->lock); uart_update_timeout(port, termios->c_cflag, baud); rtn = pch_uart_hal_set_line(priv, baud, parity, bits, stb); @@ -1389,7 +1400,8 @@ static void pch_uart_set_termios(struct uart_port *port, tty_termios_encode_baud_rate(termios, baud, baud); out: - spin_unlock_irqrestore(&port->lock, flags); + spin_unlock(&port->lock); + spin_unlock_irqrestore(&priv->lock, flags); } static const char *pch_uart_type(struct uart_port *port) @@ -1538,8 +1550,9 @@ pch_console_write(struct console *co, const char *s, unsigned int count) { struct eg20t_port *priv; unsigned long flags; + int priv_locked = 1; + int port_locked = 1; u8 ier; - int locked = 1; priv = pch_uart_ports[co->index]; @@ -1547,12 +1560,16 @@ pch_console_write(struct console *co, const char *s, unsigned int count) local_irq_save(flags); if (priv->port.sysrq) { - /* serial8250_handle_port() already took the lock */ - locked = 0; + spin_lock(&priv->lock); + /* serial8250_handle_port() already took the port lock */ + port_locked = 0; } else if (oops_in_progress) { - locked = spin_trylock(&priv->port.lock); - } else + priv_locked = spin_trylock(&priv->lock); + port_locked = spin_trylock(&priv->port.lock); + } else { + spin_lock(&priv->lock); spin_lock(&priv->port.lock); + } /* * First save the IER then disable the interrupts @@ -1570,8 +1587,10 @@ pch_console_write(struct console *co, const char *s, unsigned int count) wait_for_xmitr(priv, BOTH_EMPTY); iowrite8(ier, priv->membase + UART_IER); - if (locked) + if (port_locked) spin_unlock(&priv->port.lock); + if (priv_locked) + spin_unlock(&priv->lock); local_irq_restore(flags); } @@ -1669,6 +1688,8 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev, pci_enable_msi(pdev); pci_set_master(pdev); + spin_lock_init(&priv->lock); + iobase = pci_resource_start(pdev, 0); mapbase = pci_resource_start(pdev, 1); priv->mapbase = mapbase; diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index 51f9694..ea271d7 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -77,8 +77,7 @@ static inline int ep_to_bit(struct ci13xxx *udc, int n) } /** - * hw_device_state: enables/disables interrupts & starts/stops device (execute - * without interruption) + * hw_device_state: enables/disables interrupts (execute without interruption) * @dma: 0 => disable, !0 => enable and set dma engine * * This function returns an error code @@ -92,7 +91,6 @@ static int hw_device_state(struct ci13xxx *udc, u32 dma) USBi_UI|USBi_UEI|USBi_PCI|USBi_URI|USBi_SLI); hw_write(udc, OP_USBCMD, USBCMD_RS, USBCMD_RS); } else { - hw_write(udc, OP_USBCMD, USBCMD_RS, 0); hw_write(udc, OP_USBINTR, ~0, 0); } return 0; @@ -773,10 +771,7 @@ __acquires(mEp->lock) { struct ci13xxx_req *mReq, *mReqTemp; struct ci13xxx_ep *mEpTemp = mEp; - int uninitialized_var(retval); - - if (list_empty(&mEp->qh.queue)) - return -EINVAL; + int retval = 0; list_for_each_entry_safe(mReq, mReqTemp, &mEp->qh.queue, queue) { @@ -1419,6 +1414,21 @@ static int ci13xxx_vbus_draw(struct usb_gadget *_gadget, unsigned mA) return -ENOTSUPP; } +/* Change Data+ pullup status + * this func is used by usb_gadget_connect/disconnet + */ +static int ci13xxx_pullup(struct usb_gadget *_gadget, int is_on) +{ + struct ci13xxx *ci = container_of(_gadget, struct ci13xxx, gadget); + + if (is_on) + hw_write(ci, OP_USBCMD, USBCMD_RS, USBCMD_RS); + else + hw_write(ci, OP_USBCMD, USBCMD_RS, 0); + + return 0; +} + static int ci13xxx_start(struct usb_gadget *gadget, struct usb_gadget_driver *driver); static int ci13xxx_stop(struct usb_gadget *gadget, @@ -1431,6 +1441,7 @@ static int ci13xxx_stop(struct usb_gadget *gadget, static const struct usb_gadget_ops usb_gadget_ops = { .vbus_session = ci13xxx_vbus_session, .wakeup = ci13xxx_wakeup, + .pullup = ci13xxx_pullup, .vbus_draw = ci13xxx_vbus_draw, .udc_start = ci13xxx_start, .udc_stop = ci13xxx_stop, @@ -1454,7 +1465,12 @@ static int init_eps(struct ci13xxx *udc) mEp->ep.name = mEp->name; mEp->ep.ops = &usb_ep_ops; - mEp->ep.maxpacket = CTRL_PAYLOAD_MAX; + /* + * for ep0: maxP defined in desc, for other + * eps, maxP is set by epautoconfig() called + * by gadget layer + */ + mEp->ep.maxpacket = (unsigned short)~0; INIT_LIST_HEAD(&mEp->qh.queue); mEp->qh.ptr = dma_pool_alloc(udc->qh_pool, GFP_KERNEL, @@ -1474,6 +1490,7 @@ static int init_eps(struct ci13xxx *udc) else udc->ep0in = mEp; + mEp->ep.maxpacket = CTRL_PAYLOAD_MAX; continue; } @@ -1483,6 +1500,17 @@ static int init_eps(struct ci13xxx *udc) return retval; } +static void destroy_eps(struct ci13xxx *udc) +{ + int i; + + for (i = 0; i < udc->hw_ep_max; i++) { + struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i]; + + dma_pool_free(udc->qh_pool, mEp->qh.ptr, mEp->qh.dma); + } +} + /** * ci13xxx_start: register a gadget driver * @gadget: our gadget @@ -1692,7 +1720,7 @@ static int udc_start(struct ci13xxx *udc) if (udc->udc_driver->flags & CI13XXX_REQUIRE_TRANSCEIVER) { if (udc->transceiver == NULL) { retval = -ENODEV; - goto free_pools; + goto destroy_eps; } } @@ -1730,7 +1758,7 @@ static int udc_start(struct ci13xxx *udc) remove_trans: if (udc->transceiver) { - otg_set_peripheral(udc->transceiver->otg, &udc->gadget); + otg_set_peripheral(udc->transceiver->otg, NULL); usb_put_transceiver(udc->transceiver); } @@ -1742,6 +1770,8 @@ unreg_device: put_transceiver: if (udc->transceiver) usb_put_transceiver(udc->transceiver); +destroy_eps: + destroy_eps(udc); free_pools: dma_pool_destroy(udc->td_pool); free_qh_pool: @@ -1756,18 +1786,12 @@ free_qh_pool: */ static void udc_stop(struct ci13xxx *udc) { - int i; - if (udc == NULL) return; usb_del_gadget_udc(&udc->gadget); - for (i = 0; i < udc->hw_ep_max; i++) { - struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i]; - - dma_pool_free(udc->qh_pool, mEp->qh.ptr, mEp->qh.dma); - } + destroy_eps(udc); dma_pool_destroy(udc->td_pool); dma_pool_destroy(udc->qh_pool); diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index ee46927..3cc771e 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -134,12 +134,14 @@ static struct usb_driver wdm_driver; /* return intfdata if we own the interface, else look up intf in the list */ static struct wdm_device *wdm_find_device(struct usb_interface *intf) { - struct wdm_device *desc = NULL; + struct wdm_device *desc; spin_lock(&wdm_device_list_lock); list_for_each_entry(desc, &wdm_device_list, device_list) if (desc->intf == intf) - break; + goto found; + desc = NULL; +found: spin_unlock(&wdm_device_list_lock); return desc; @@ -147,12 +149,14 @@ static struct wdm_device *wdm_find_device(struct usb_interface *intf) static struct wdm_device *wdm_find_device_by_minor(int minor) { - struct wdm_device *desc = NULL; + struct wdm_device *desc; spin_lock(&wdm_device_list_lock); list_for_each_entry(desc, &wdm_device_list, device_list) if (desc->intf->minor == minor) - break; + goto found; + desc = NULL; +found: spin_unlock(&wdm_device_list_lock); return desc; diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c index d956965..3440812 100644 --- a/drivers/usb/core/devices.c +++ b/drivers/usb/core/devices.c @@ -624,7 +624,7 @@ static ssize_t usb_device_read(struct file *file, char __user *buf, /* print devices for all busses */ list_for_each_entry(bus, &usb_bus_list, bus_list) { /* recurse through all children of the root hub */ - if (!bus->root_hub) + if (!bus_to_hcd(bus)->rh_registered) continue; usb_lock_device(bus->root_hub); ret = usb_device_dump(&buf, &nbytes, &skip_bytes, ppos, diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 190b1ec..6b6891fc 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1011,10 +1011,7 @@ static int register_root_hub(struct usb_hcd *hcd) if (retval) { dev_err (parent_dev, "can't register root hub for %s, %d\n", dev_name(&usb_dev->dev), retval); - } - mutex_unlock(&usb_bus_list_lock); - - if (retval == 0) { + } else { spin_lock_irq (&hcd_root_hub_lock); hcd->rh_registered = 1; spin_unlock_irq (&hcd_root_hub_lock); @@ -1023,6 +1020,7 @@ static int register_root_hub(struct usb_hcd *hcd) if (HCD_DEAD(hcd)) usb_hc_died (hcd); /* This time clean up */ } + mutex_unlock(&usb_bus_list_lock); return retval; } diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 32d3adc..8b2a9d8 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -96,6 +96,10 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x04b4, 0x0526), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, + /* Microchip Joss Optical infrared touchboard device */ + { USB_DEVICE(0x04d8, 0x000c), .driver_info = + USB_QUIRK_CONFIG_INTF_STRINGS }, + /* Samsung Android phone modem - ID conflict with SPH-I500 */ { USB_DEVICE(0x04e8, 0x6601), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 1040bdb..6dc9d2f 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -429,16 +429,21 @@ static int __devinit dwc3_probe(struct platform_device *pdev) dev_err(dev, "missing IRQ\n"); return -ENODEV; } - dwc->xhci_resources[1] = *res; + dwc->xhci_resources[1].start = res->start; + dwc->xhci_resources[1].end = res->end; + dwc->xhci_resources[1].flags = res->flags; + dwc->xhci_resources[1].name = res->name; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(dev, "missing memory resource\n"); return -ENODEV; } - dwc->xhci_resources[0] = *res; + dwc->xhci_resources[0].start = res->start; dwc->xhci_resources[0].end = dwc->xhci_resources[0].start + DWC3_XHCI_REGS_END; + dwc->xhci_resources[0].flags = res->flags; + dwc->xhci_resources[0].name = res->name; /* * Request memory region but exclude xHCI regs, diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 9e8a3dc..127551c 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -702,7 +702,6 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, transferred = min_t(u32, ur->length, transfer_size - length); memcpy(ur->buf, dwc->ep0_bounce, transferred); - dwc->ep0_bounced = false; } else { transferred = ur->length - length; } diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index ec70df7..0b24d9d 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -238,8 +238,11 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, if (req->request.status == -EINPROGRESS) req->request.status = status; - usb_gadget_unmap_request(&dwc->gadget, &req->request, - req->direction); + if (dwc->ep0_bounced && dep->number == 0) + dwc->ep0_bounced = false; + else + usb_gadget_unmap_request(&dwc->gadget, &req->request, + req->direction); dev_dbg(dwc->dev, "request %p from %s completed %d/%d ===> %d\n", req, dep->name, req->request.actual, diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index 1a4430f..22865dd 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -475,8 +475,7 @@ static int at91_ep_enable(struct usb_ep *_ep, unsigned long flags; if (!_ep || !ep - || !desc || ep->ep.desc - || _ep->name == ep0name + || !desc || _ep->name == ep0name || desc->bDescriptorType != USB_DT_ENDPOINT || (maxpacket = usb_endpoint_maxp(desc)) == 0 || maxpacket > ep->maxpacket) { @@ -530,7 +529,6 @@ ok: tmp |= AT91_UDP_EPEDS; __raw_writel(tmp, ep->creg); - ep->ep.desc = desc; ep->ep.maxpacket = maxpacket; /* @@ -1634,7 +1632,6 @@ static int at91_start(struct usb_gadget *gadget, udc = container_of(gadget, struct at91_udc, gadget); udc->driver = driver; udc->gadget.dev.driver = &driver->driver; - dev_set_drvdata(&udc->gadget.dev, &driver->driver); udc->enabled = 1; udc->selfpowered = 1; @@ -1655,7 +1652,6 @@ static int at91_stop(struct usb_gadget *gadget, spin_unlock_irqrestore(&udc->lock, flags); udc->gadget.dev.driver = NULL; - dev_set_drvdata(&udc->gadget.dev, NULL); udc->driver = NULL; DBG("unbound from %s\n", driver->driver.name); diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c index b799106..afdbb1c 100644 --- a/drivers/usb/gadget/dummy_hcd.c +++ b/drivers/usb/gadget/dummy_hcd.c @@ -1916,6 +1916,27 @@ done: return retval; } +/* usb 3.0 root hub device descriptor */ +struct { + struct usb_bos_descriptor bos; + struct usb_ss_cap_descriptor ss_cap; +} __packed usb3_bos_desc = { + + .bos = { + .bLength = USB_DT_BOS_SIZE, + .bDescriptorType = USB_DT_BOS, + .wTotalLength = cpu_to_le16(sizeof(usb3_bos_desc)), + .bNumDeviceCaps = 1, + }, + .ss_cap = { + .bLength = USB_DT_USB_SS_CAP_SIZE, + .bDescriptorType = USB_DT_DEVICE_CAPABILITY, + .bDevCapabilityType = USB_SS_CAP_TYPE, + .wSpeedSupported = cpu_to_le16(USB_5GBPS_OPERATION), + .bFunctionalitySupport = ilog2(USB_5GBPS_OPERATION), + }, +}; + static inline void ss_hub_descriptor(struct usb_hub_descriptor *desc) { @@ -2006,6 +2027,18 @@ static int dummy_hub_control( else hub_descriptor((struct usb_hub_descriptor *) buf); break; + + case DeviceRequest | USB_REQ_GET_DESCRIPTOR: + if (hcd->speed != HCD_USB3) + goto error; + + if ((wValue >> 8) != USB_DT_BOS) + goto error; + + memcpy(buf, &usb3_bos_desc, sizeof(usb3_bos_desc)); + retval = sizeof(usb3_bos_desc); + break; + case GetHubStatus: *(__le32 *) buf = cpu_to_le32(0); break; @@ -2503,10 +2536,8 @@ static int dummy_hcd_probe(struct platform_device *pdev) hs_hcd->has_tt = 1; retval = usb_add_hcd(hs_hcd, 0, 0); - if (retval != 0) { - usb_put_hcd(hs_hcd); - return retval; - } + if (retval) + goto put_usb2_hcd; if (mod_data.is_super_speed) { ss_hcd = usb_create_shared_hcd(&dummy_hcd, &pdev->dev, @@ -2525,6 +2556,8 @@ static int dummy_hcd_probe(struct platform_device *pdev) put_usb3_hcd: usb_put_hcd(ss_hcd); dealloc_usb2_hcd: + usb_remove_hcd(hs_hcd); +put_usb2_hcd: usb_put_hcd(hs_hcd); the_controller.hs_hcd = the_controller.ss_hcd = NULL; return retval; diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c index c304354..4a54418 100644 --- a/drivers/usb/host/ehci-omap.c +++ b/drivers/usb/host/ehci-omap.c @@ -56,15 +56,6 @@ #define EHCI_INSNREG05_ULPI_EXTREGADD_SHIFT 8 #define EHCI_INSNREG05_ULPI_WRDATA_SHIFT 0 -/* Errata i693 */ -static struct clk *utmi_p1_fck; -static struct clk *utmi_p2_fck; -static struct clk *xclk60mhsp1_ck; -static struct clk *xclk60mhsp2_ck; -static struct clk *usbhost_p1_fck; -static struct clk *usbhost_p2_fck; -static struct clk *init_60m_fclk; - /*-------------------------------------------------------------------------*/ static const struct hc_driver ehci_omap_hc_driver; @@ -80,40 +71,6 @@ static inline u32 ehci_read(void __iomem *base, u32 reg) return __raw_readl(base + reg); } -/* Erratum i693 workaround sequence */ -static void omap_ehci_erratum_i693(struct ehci_hcd *ehci) -{ - int ret = 0; - - /* Switch to the internal 60 MHz clock */ - ret = clk_set_parent(utmi_p1_fck, init_60m_fclk); - if (ret != 0) - ehci_err(ehci, "init_60m_fclk set parent" - "failed error:%d\n", ret); - - ret = clk_set_parent(utmi_p2_fck, init_60m_fclk); - if (ret != 0) - ehci_err(ehci, "init_60m_fclk set parent" - "failed error:%d\n", ret); - - clk_enable(usbhost_p1_fck); - clk_enable(usbhost_p2_fck); - - /* Wait 1ms and switch back to the external clock */ - mdelay(1); - ret = clk_set_parent(utmi_p1_fck, xclk60mhsp1_ck); - if (ret != 0) - ehci_err(ehci, "xclk60mhsp1_ck set parent" - "failed error:%d\n", ret); - - ret = clk_set_parent(utmi_p2_fck, xclk60mhsp2_ck); - if (ret != 0) - ehci_err(ehci, "xclk60mhsp2_ck set parent" - "failed error:%d\n", ret); - - clk_disable(usbhost_p1_fck); - clk_disable(usbhost_p2_fck); -} static void omap_ehci_soft_phy_reset(struct platform_device *pdev, u8 port) { @@ -145,50 +102,6 @@ static void omap_ehci_soft_phy_reset(struct platform_device *pdev, u8 port) } } -static int omap_ehci_hub_control( - struct usb_hcd *hcd, - u16 typeReq, - u16 wValue, - u16 wIndex, - char *buf, - u16 wLength -) -{ - struct ehci_hcd *ehci = hcd_to_ehci(hcd); - u32 __iomem *status_reg = &ehci->regs->port_status[ - (wIndex & 0xff) - 1]; - u32 temp; - unsigned long flags; - int retval = 0; - - spin_lock_irqsave(&ehci->lock, flags); - - if (typeReq == SetPortFeature && wValue == USB_PORT_FEAT_SUSPEND) { - temp = ehci_readl(ehci, status_reg); - if ((temp & PORT_PE) == 0 || (temp & PORT_RESET) != 0) { - retval = -EPIPE; - goto done; - } - - temp &= ~PORT_WKCONN_E; - temp |= PORT_WKDISC_E | PORT_WKOC_E; - ehci_writel(ehci, temp | PORT_SUSPEND, status_reg); - - omap_ehci_erratum_i693(ehci); - - set_bit((wIndex & 0xff) - 1, &ehci->suspended_ports); - goto done; - } - - spin_unlock_irqrestore(&ehci->lock, flags); - - /* Handle the hub control events here */ - return ehci_hub_control(hcd, typeReq, wValue, wIndex, buf, wLength); -done: - spin_unlock_irqrestore(&ehci->lock, flags); - return retval; -} - static void disable_put_regulator( struct ehci_hcd_omap_platform_data *pdata) { @@ -351,76 +264,9 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) /* root ports should always stay powered */ ehci_port_power(omap_ehci, 1); - /* get clocks */ - utmi_p1_fck = clk_get(dev, "utmi_p1_gfclk"); - if (IS_ERR(utmi_p1_fck)) { - ret = PTR_ERR(utmi_p1_fck); - dev_err(dev, "utmi_p1_gfclk failed error:%d\n", ret); - goto err_add_hcd; - } - - xclk60mhsp1_ck = clk_get(dev, "xclk60mhsp1_ck"); - if (IS_ERR(xclk60mhsp1_ck)) { - ret = PTR_ERR(xclk60mhsp1_ck); - dev_err(dev, "xclk60mhsp1_ck failed error:%d\n", ret); - goto err_utmi_p1_fck; - } - - utmi_p2_fck = clk_get(dev, "utmi_p2_gfclk"); - if (IS_ERR(utmi_p2_fck)) { - ret = PTR_ERR(utmi_p2_fck); - dev_err(dev, "utmi_p2_gfclk failed error:%d\n", ret); - goto err_xclk60mhsp1_ck; - } - - xclk60mhsp2_ck = clk_get(dev, "xclk60mhsp2_ck"); - if (IS_ERR(xclk60mhsp2_ck)) { - ret = PTR_ERR(xclk60mhsp2_ck); - dev_err(dev, "xclk60mhsp2_ck failed error:%d\n", ret); - goto err_utmi_p2_fck; - } - - usbhost_p1_fck = clk_get(dev, "usb_host_hs_utmi_p1_clk"); - if (IS_ERR(usbhost_p1_fck)) { - ret = PTR_ERR(usbhost_p1_fck); - dev_err(dev, "usbhost_p1_fck failed error:%d\n", ret); - goto err_xclk60mhsp2_ck; - } - - usbhost_p2_fck = clk_get(dev, "usb_host_hs_utmi_p2_clk"); - if (IS_ERR(usbhost_p2_fck)) { - ret = PTR_ERR(usbhost_p2_fck); - dev_err(dev, "usbhost_p2_fck failed error:%d\n", ret); - goto err_usbhost_p1_fck; - } - - init_60m_fclk = clk_get(dev, "init_60m_fclk"); - if (IS_ERR(init_60m_fclk)) { - ret = PTR_ERR(init_60m_fclk); - dev_err(dev, "init_60m_fclk failed error:%d\n", ret); - goto err_usbhost_p2_fck; - } return 0; -err_usbhost_p2_fck: - clk_put(usbhost_p2_fck); - -err_usbhost_p1_fck: - clk_put(usbhost_p1_fck); - -err_xclk60mhsp2_ck: - clk_put(xclk60mhsp2_ck); - -err_utmi_p2_fck: - clk_put(utmi_p2_fck); - -err_xclk60mhsp1_ck: - clk_put(xclk60mhsp1_ck); - -err_utmi_p1_fck: - clk_put(utmi_p1_fck); - err_add_hcd: disable_put_regulator(pdata); pm_runtime_put_sync(dev); @@ -450,14 +296,6 @@ static int ehci_hcd_omap_remove(struct platform_device *pdev) iounmap(hcd->regs); usb_put_hcd(hcd); - clk_put(utmi_p1_fck); - clk_put(utmi_p2_fck); - clk_put(xclk60mhsp1_ck); - clk_put(xclk60mhsp2_ck); - clk_put(usbhost_p1_fck); - clk_put(usbhost_p2_fck); - clk_put(init_60m_fclk); - pm_runtime_put_sync(dev); pm_runtime_disable(dev); @@ -528,7 +366,7 @@ static const struct hc_driver ehci_omap_hc_driver = { * root hub support */ .hub_status_data = ehci_hub_status_data, - .hub_control = omap_ehci_hub_control, + .hub_control = ehci_hub_control, .bus_suspend = ehci_bus_suspend, .bus_resume = ehci_bus_resume, diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 4378bf7..d2b0957 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -128,9 +128,17 @@ qh_refresh (struct ehci_hcd *ehci, struct ehci_qh *qh) else { qtd = list_entry (qh->qtd_list.next, struct ehci_qtd, qtd_list); - /* first qtd may already be partially processed */ - if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) + /* + * first qtd may already be partially processed. + * If we come here during unlink, the QH overlay region + * might have reference to the just unlinked qtd. The + * qtd is updated in qh_completions(). Update the QH + * overlay here. + */ + if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) { + qh->hw->hw_qtd_next = qtd->hw_next; qtd = NULL; + } } if (qtd) diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c index a665b3e..0bf72f9 100644 --- a/drivers/usb/host/ohci-at91.c +++ b/drivers/usb/host/ohci-at91.c @@ -467,7 +467,8 @@ static irqreturn_t ohci_hcd_at91_overcurrent_irq(int irq, void *data) /* From the GPIO notifying the over-current situation, find * out the corresponding port */ at91_for_each_port(port) { - if (gpio_to_irq(pdata->overcurrent_pin[port]) == irq) { + if (gpio_is_valid(pdata->overcurrent_pin[port]) && + gpio_to_irq(pdata->overcurrent_pin[port]) == irq) { gpio = pdata->overcurrent_pin[port]; break; } @@ -570,6 +571,16 @@ static int __devinit ohci_hcd_at91_drv_probe(struct platform_device *pdev) if (pdata) { at91_for_each_port(i) { + /* + * do not configure PIO if not in relation with + * real USB port on board + */ + if (i >= pdata->ports) { + pdata->vbus_pin[i] = -EINVAL; + pdata->overcurrent_pin[i] = -EINVAL; + break; + } + if (!gpio_is_valid(pdata->vbus_pin[i])) continue; gpio = pdata->vbus_pin[i]; diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index c5e9e4a..966d148 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -75,7 +75,9 @@ #define NB_PIF0_PWRDOWN_1 0x01100013 #define USB_INTEL_XUSB2PR 0xD0 +#define USB_INTEL_USB2PRM 0xD4 #define USB_INTEL_USB3_PSSEN 0xD8 +#define USB_INTEL_USB3PRM 0xDC static struct amd_chipset_info { struct pci_dev *nb_dev; @@ -772,10 +774,18 @@ void usb_enable_xhci_ports(struct pci_dev *xhci_pdev) return; } - ports_available = 0xffffffff; + /* Read USB3PRM, the USB 3.0 Port Routing Mask Register + * Indicate the ports that can be changed from OS. + */ + pci_read_config_dword(xhci_pdev, USB_INTEL_USB3PRM, + &ports_available); + + dev_dbg(&xhci_pdev->dev, "Configurable ports to enable SuperSpeed: 0x%x\n", + ports_available); + /* Write USB3_PSSEN, the USB 3.0 Port SuperSpeed Enable - * Register, to turn on SuperSpeed terminations for all - * available ports. + * Register, to turn on SuperSpeed terminations for the + * switchable ports. */ pci_write_config_dword(xhci_pdev, USB_INTEL_USB3_PSSEN, cpu_to_le32(ports_available)); @@ -785,7 +795,16 @@ void usb_enable_xhci_ports(struct pci_dev *xhci_pdev) dev_dbg(&xhci_pdev->dev, "USB 3.0 ports that are now enabled " "under xHCI: 0x%x\n", ports_available); - ports_available = 0xffffffff; + /* Read XUSB2PRM, xHCI USB 2.0 Port Routing Mask Register + * Indicate the USB 2.0 ports to be controlled by the xHCI host. + */ + + pci_read_config_dword(xhci_pdev, USB_INTEL_USB2PRM, + &ports_available); + + dev_dbg(&xhci_pdev->dev, "Configurable USB 2.0 ports to hand over to xCHI: 0x%x\n", + ports_available); + /* Write XUSB2PR, the xHC USB 2.0 Port Routing Register, to * switch the USB 2.0 power and data lines over to the xHCI * host. @@ -822,12 +841,12 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) void __iomem *op_reg_base; u32 val; int timeout; + int len = pci_resource_len(pdev, 0); if (!mmio_resource_enabled(pdev, 0)) return; - base = ioremap_nocache(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); + base = ioremap_nocache(pci_resource_start(pdev, 0), len); if (base == NULL) return; @@ -837,9 +856,17 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) */ ext_cap_offset = xhci_find_next_cap_offset(base, XHCI_HCC_PARAMS_OFFSET); do { + if ((ext_cap_offset + sizeof(val)) > len) { + /* We're reading garbage from the controller */ + dev_warn(&pdev->dev, + "xHCI controller failing to respond"); + return; + } + if (!ext_cap_offset) /* We've reached the end of the extended capabilities */ goto hc_init; + val = readl(base + ext_cap_offset); if (XHCI_EXT_CAPS_ID(val) == XHCI_EXT_CAPS_LEGACY) break; @@ -870,9 +897,10 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) /* Disable any BIOS SMIs and clear all SMI events*/ writel(val, base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); +hc_init: if (usb_is_intel_switchable_xhci(pdev)) usb_enable_xhci_ports(pdev); -hc_init: + op_reg_base = base + XHCI_HC_LENGTH(readl(base)); /* Wait for the host controller to be ready before writing any diff --git a/drivers/usb/host/pci-quirks.h b/drivers/usb/host/pci-quirks.h index ef004a5..7f69a39 100644 --- a/drivers/usb/host/pci-quirks.h +++ b/drivers/usb/host/pci-quirks.h @@ -15,6 +15,7 @@ void usb_disable_xhci_ports(struct pci_dev *xhci_pdev); static inline void usb_amd_quirk_pll_disable(void) {} static inline void usb_amd_quirk_pll_enable(void) {} static inline void usb_amd_dev_put(void) {} +static inline void usb_disable_xhci_ports(struct pci_dev *xhci_pdev) {} #endif /* CONFIG_PCI */ #endif /* __LINUX_USB_PCI_QUIRKS_H */ diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 7b01094..32ca289 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -493,11 +493,48 @@ static void xhci_hub_report_link_state(u32 *status, u32 status_reg) * when this bit is set. */ pls |= USB_PORT_STAT_CONNECTION; + } else { + /* + * If CAS bit isn't set but the Port is already at + * Compliance Mode, fake a connection so the USB core + * notices the Compliance state and resets the port. + * This resolves an issue generated by the SN65LVPE502CP + * in which sometimes the port enters compliance mode + * caused by a delay on the host-device negotiation. + */ + if (pls == USB_SS_PORT_LS_COMP_MOD) + pls |= USB_PORT_STAT_CONNECTION; } + /* update status field */ *status |= pls; } +/* + * Function for Compliance Mode Quirk. + * + * This Function verifies if all xhc USB3 ports have entered U0, if so, + * the compliance mode timer is deleted. A port won't enter + * compliance mode if it has previously entered U0. + */ +void xhci_del_comp_mod_timer(struct xhci_hcd *xhci, u32 status, u16 wIndex) +{ + u32 all_ports_seen_u0 = ((1 << xhci->num_usb3_ports)-1); + bool port_in_u0 = ((status & PORT_PLS_MASK) == XDEV_U0); + + if (!(xhci->quirks & XHCI_COMP_MODE_QUIRK)) + return; + + if ((xhci->port_status_u0 != all_ports_seen_u0) && port_in_u0) { + xhci->port_status_u0 |= 1 << wIndex; + if (xhci->port_status_u0 == all_ports_seen_u0) { + del_timer_sync(&xhci->comp_mode_recovery_timer); + xhci_dbg(xhci, "All USB3 ports have entered U0 already!\n"); + xhci_dbg(xhci, "Compliance Mode Recovery Timer Deleted.\n"); + } + } +} + int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex, char *buf, u16 wLength) { @@ -645,6 +682,11 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, /* Update Port Link State for super speed ports*/ if (hcd->speed == HCD_USB3) { xhci_hub_report_link_state(&status, temp); + /* + * Verify if all USB3 Ports Have entered U0 already. + * Delete Compliance Mode Timer if so. + */ + xhci_del_comp_mod_timer(xhci, temp, wIndex); } if (bus_state->port_c_suspend & (1 << wIndex)) status |= 1 << USB_PORT_FEAT_C_SUSPEND; diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 689bc18..df90fe5 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -118,7 +118,7 @@ static int xhci_plat_probe(struct platform_device *pdev) goto put_hcd; } - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); if (!hcd->regs) { dev_dbg(&pdev->dev, "error mapping memory\n"); ret = -EFAULT; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 81aa10c..45f0b65 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -26,6 +26,7 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/slab.h> +#include <linux/dmi.h> #include "xhci.h" @@ -398,6 +399,95 @@ static void xhci_msix_sync_irqs(struct xhci_hcd *xhci) #endif +static void compliance_mode_recovery(unsigned long arg) +{ + struct xhci_hcd *xhci; + struct usb_hcd *hcd; + u32 temp; + int i; + + xhci = (struct xhci_hcd *)arg; + + for (i = 0; i < xhci->num_usb3_ports; i++) { + temp = xhci_readl(xhci, xhci->usb3_ports[i]); + if ((temp & PORT_PLS_MASK) == USB_SS_PORT_LS_COMP_MOD) { + /* + * Compliance Mode Detected. Letting USB Core + * handle the Warm Reset + */ + xhci_dbg(xhci, "Compliance Mode Detected->Port %d!\n", + i + 1); + xhci_dbg(xhci, "Attempting Recovery routine!\n"); + hcd = xhci->shared_hcd; + + if (hcd->state == HC_STATE_SUSPENDED) + usb_hcd_resume_root_hub(hcd); + + usb_hcd_poll_rh_status(hcd); + } + } + + if (xhci->port_status_u0 != ((1 << xhci->num_usb3_ports)-1)) + mod_timer(&xhci->comp_mode_recovery_timer, + jiffies + msecs_to_jiffies(COMP_MODE_RCVRY_MSECS)); +} + +/* + * Quirk to work around issue generated by the SN65LVPE502CP USB3.0 re-driver + * that causes ports behind that hardware to enter compliance mode sometimes. + * The quirk creates a timer that polls every 2 seconds the link state of + * each host controller's port and recovers it by issuing a Warm reset + * if Compliance mode is detected, otherwise the port will become "dead" (no + * device connections or disconnections will be detected anymore). Becasue no + * status event is generated when entering compliance mode (per xhci spec), + * this quirk is needed on systems that have the failing hardware installed. + */ +static void compliance_mode_recovery_timer_init(struct xhci_hcd *xhci) +{ + xhci->port_status_u0 = 0; + init_timer(&xhci->comp_mode_recovery_timer); + + xhci->comp_mode_recovery_timer.data = (unsigned long) xhci; + xhci->comp_mode_recovery_timer.function = compliance_mode_recovery; + xhci->comp_mode_recovery_timer.expires = jiffies + + msecs_to_jiffies(COMP_MODE_RCVRY_MSECS); + + set_timer_slack(&xhci->comp_mode_recovery_timer, + msecs_to_jiffies(COMP_MODE_RCVRY_MSECS)); + add_timer(&xhci->comp_mode_recovery_timer); + xhci_dbg(xhci, "Compliance Mode Recovery Timer Initialized.\n"); +} + +/* + * This function identifies the systems that have installed the SN65LVPE502CP + * USB3.0 re-driver and that need the Compliance Mode Quirk. + * Systems: + * Vendor: Hewlett-Packard -> System Models: Z420, Z620 and Z820 + */ +static bool compliance_mode_recovery_timer_quirk_check(void) +{ + const char *dmi_product_name, *dmi_sys_vendor; + + dmi_product_name = dmi_get_system_info(DMI_PRODUCT_NAME); + dmi_sys_vendor = dmi_get_system_info(DMI_SYS_VENDOR); + + if (!(strstr(dmi_sys_vendor, "Hewlett-Packard"))) + return false; + + if (strstr(dmi_product_name, "Z420") || + strstr(dmi_product_name, "Z620") || + strstr(dmi_product_name, "Z820")) + return true; + + return false; +} + +static int xhci_all_ports_seen_u0(struct xhci_hcd *xhci) +{ + return (xhci->port_status_u0 == ((1 << xhci->num_usb3_ports)-1)); +} + + /* * Initialize memory for HCD and xHC (one-time init). * @@ -421,6 +511,12 @@ int xhci_init(struct usb_hcd *hcd) retval = xhci_mem_init(xhci, GFP_KERNEL); xhci_dbg(xhci, "Finished xhci_init\n"); + /* Initializing Compliance Mode Recovery Data If Needed */ + if (compliance_mode_recovery_timer_quirk_check()) { + xhci->quirks |= XHCI_COMP_MODE_QUIRK; + compliance_mode_recovery_timer_init(xhci); + } + return retval; } @@ -629,6 +725,11 @@ void xhci_stop(struct usb_hcd *hcd) del_timer_sync(&xhci->event_ring_timer); #endif + /* Deleting Compliance Mode Recovery Timer */ + if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && + (!(xhci_all_ports_seen_u0(xhci)))) + del_timer_sync(&xhci->comp_mode_recovery_timer); + if (xhci->quirks & XHCI_AMD_PLL_FIX) usb_amd_dev_put(); @@ -659,7 +760,7 @@ void xhci_shutdown(struct usb_hcd *hcd) { struct xhci_hcd *xhci = hcd_to_xhci(hcd); - if (xhci->quirks && XHCI_SPURIOUS_REBOOT) + if (xhci->quirks & XHCI_SPURIOUS_REBOOT) usb_disable_xhci_ports(to_pci_dev(hcd->self.controller)); spin_lock_irq(&xhci->lock); @@ -806,6 +907,16 @@ int xhci_suspend(struct xhci_hcd *xhci) } spin_unlock_irq(&xhci->lock); + /* + * Deleting Compliance Mode Recovery Timer because the xHCI Host + * is about to be suspended. + */ + if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && + (!(xhci_all_ports_seen_u0(xhci)))) { + del_timer_sync(&xhci->comp_mode_recovery_timer); + xhci_dbg(xhci, "Compliance Mode Recovery Timer Deleted!\n"); + } + /* step 5: remove core well power */ /* synchronize irq when using MSI-X */ xhci_msix_sync_irqs(xhci); @@ -938,6 +1049,16 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) usb_hcd_resume_root_hub(hcd); usb_hcd_resume_root_hub(xhci->shared_hcd); } + + /* + * If system is subject to the Quirk, Compliance Mode Timer needs to + * be re-initialized Always after a system resume. Ports are subject + * to suffer the Compliance Mode issue again. It doesn't matter if + * ports have entered previously to U0 before system's suspension. + */ + if (xhci->quirks & XHCI_COMP_MODE_QUIRK) + compliance_mode_recovery_timer_init(xhci); + return retval; } #endif /* CONFIG_PM */ diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 27497d3..a7760bf 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1495,6 +1495,7 @@ struct xhci_hcd { #define XHCI_LPM_SUPPORT (1 << 11) #define XHCI_INTEL_HOST (1 << 12) #define XHCI_SPURIOUS_REBOOT (1 << 13) +#define XHCI_COMP_MODE_QUIRK (1 << 14) unsigned int num_active_eps; unsigned int limit_active_eps; /* There are two roothubs to keep track of bus suspend info for */ @@ -1511,6 +1512,11 @@ struct xhci_hcd { unsigned sw_lpm_support:1; /* support xHCI 1.0 spec USB2 hardware LPM */ unsigned hw_lpm_support:1; + /* Compliance Mode Recovery Data */ + struct timer_list comp_mode_recovery_timer; + u32 port_status_u0; +/* Compliance Mode Timer Triggered every 2 seconds */ +#define COMP_MODE_RCVRY_MSECS 2000 }; /* convert between an HCD pointer and the corresponding EHCI_HCD */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 5620db6..f906b3a 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -704,6 +704,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) }, { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) }, { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) }, { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) }, { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) }, @@ -804,13 +805,32 @@ static struct usb_device_id id_table_combined [] = { .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, - { USB_DEVICE(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID) }, + { USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID, + USB_CLASS_VENDOR_SPEC, + USB_SUBCLASS_VENDOR_SPEC, 0x00) }, { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) }, { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) }, { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) }, + { USB_DEVICE(FTDI_VID, PI_C865_PID) }, + { USB_DEVICE(FTDI_VID, PI_C857_PID) }, + { USB_DEVICE(PI_VID, PI_C866_PID) }, + { USB_DEVICE(PI_VID, PI_C663_PID) }, + { USB_DEVICE(PI_VID, PI_C725_PID) }, + { USB_DEVICE(PI_VID, PI_E517_PID) }, + { USB_DEVICE(PI_VID, PI_C863_PID) }, { USB_DEVICE(PI_VID, PI_E861_PID) }, + { USB_DEVICE(PI_VID, PI_C867_PID) }, + { USB_DEVICE(PI_VID, PI_E609_PID) }, + { USB_DEVICE(PI_VID, PI_E709_PID) }, + { USB_DEVICE(PI_VID, PI_100F_PID) }, + { USB_DEVICE(PI_VID, PI_1011_PID) }, + { USB_DEVICE(PI_VID, PI_1012_PID) }, + { USB_DEVICE(PI_VID, PI_1013_PID) }, + { USB_DEVICE(PI_VID, PI_1014_PID) }, + { USB_DEVICE(PI_VID, PI_1015_PID) }, + { USB_DEVICE(PI_VID, PI_1016_PID) }, { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) }, { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) }, { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID), diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 5dd96ca..41fe582 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -75,6 +75,9 @@ #define FTDI_OPENDCC_GATEWAY_PID 0xBFDB #define FTDI_OPENDCC_GBM_PID 0xBFDC +/* NZR SEM 16+ USB (http://www.nzr.de) */ +#define FTDI_NZR_SEM_USB_PID 0xC1E0 /* NZR SEM-LOG16+ */ + /* * RR-CirKits LocoBuffer USB (http://www.rr-cirkits.com) */ @@ -539,7 +542,10 @@ /* * Microchip Technology, Inc. * - * MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are also used by: + * MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are + * used by single function CDC ACM class based firmware demo + * applications. The VID/PID has also been used in firmware + * emulating FTDI serial chips by: * Hornby Elite - Digital Command Control Console * http://www.hornby.com/hornby-dcc/controllers/ */ @@ -791,8 +797,27 @@ * Physik Instrumente * http://www.physikinstrumente.com/en/products/ */ +/* These two devices use the VID of FTDI */ +#define PI_C865_PID 0xe0a0 /* PI C-865 Piezomotor Controller */ +#define PI_C857_PID 0xe0a1 /* PI Encoder Trigger Box */ + #define PI_VID 0x1a72 /* Vendor ID */ -#define PI_E861_PID 0x1008 /* E-861 piezo controller USB connection */ +#define PI_C866_PID 0x1000 /* PI C-866 Piezomotor Controller */ +#define PI_C663_PID 0x1001 /* PI C-663 Mercury-Step */ +#define PI_C725_PID 0x1002 /* PI C-725 Piezomotor Controller */ +#define PI_E517_PID 0x1005 /* PI E-517 Digital Piezo Controller Operation Module */ +#define PI_C863_PID 0x1007 /* PI C-863 */ +#define PI_E861_PID 0x1008 /* PI E-861 Piezomotor Controller */ +#define PI_C867_PID 0x1009 /* PI C-867 Piezomotor Controller */ +#define PI_E609_PID 0x100D /* PI E-609 Digital Piezo Controller */ +#define PI_E709_PID 0x100E /* PI E-709 Digital Piezo Controller */ +#define PI_100F_PID 0x100F /* PI Digital Piezo Controller */ +#define PI_1011_PID 0x1011 /* PI Digital Piezo Controller */ +#define PI_1012_PID 0x1012 /* PI Motion Controller */ +#define PI_1013_PID 0x1013 /* PI Motion Controller */ +#define PI_1014_PID 0x1014 /* PI Device */ +#define PI_1015_PID 0x1015 /* PI Device */ +#define PI_1016_PID 0x1016 /* PI Digital Servo Module */ /* * Kondo Kagaku Co.Ltd. diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index d2c2698..61ab0ed 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -886,8 +886,6 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1010, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1018, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1057, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1058, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1059, 0xff, 0xff, 0xff) }, @@ -1092,6 +1090,10 @@ static const struct usb_device_id option_ids[] = { .driver_info = (kernel_ulong_t)&zte_ad3812_z_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MC2716, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&zte_mc2716_z_blacklist }, + { USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff, 0x02, 0x01) }, + { USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff, 0x02, 0x05) }, + { USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff, 0x86, 0x10) }, + { USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) }, { USB_DEVICE(DLINK_VENDOR_ID, DLINK_PRODUCT_DWM_652) }, { USB_DEVICE(ALINK_VENDOR_ID, DLINK_PRODUCT_DWM_652_U5) }, /* Yes, ALINK_VENDOR_ID */ diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 2e471c2..88e9204 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -372,8 +372,15 @@ static void fb_flashcursor(struct work_struct *work) struct vc_data *vc = NULL; int c; int mode; + int ret; + + /* FIXME: we should sort out the unbind locking instead */ + /* instead we just fail to flash the cursor if we can't get + * the lock instead of blocking fbcon deinit */ + ret = console_trylock(); + if (ret == 0) + return; - console_lock(); if (ops && ops->currcon != -1) vc = vc_cons[ops->currcon].d; diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c index 1eff743..ae60406 100644 --- a/drivers/watchdog/hpwdt.c +++ b/drivers/watchdog/hpwdt.c @@ -814,6 +814,9 @@ static int __devinit hpwdt_init_one(struct pci_dev *dev, hpwdt_timer_reg = pci_mem_addr + 0x70; hpwdt_timer_con = pci_mem_addr + 0x72; + /* Make sure that timer is disabled until /dev/watchdog is opened */ + hpwdt_stop(); + /* Make sure that we have a valid soft_margin */ if (hpwdt_change_timer(soft_margin)) hpwdt_change_timer(DEFAULT_MARGIN); diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index 1ffd03b..7f12416 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -314,8 +314,9 @@ static int __unmap_grant_pages(struct grant_map *map, int offset, int pages) } } - err = gnttab_unmap_refs(map->unmap_ops + offset, map->pages + offset, - pages, true); + err = gnttab_unmap_refs(map->unmap_ops + offset, + use_ptemod ? map->kmap_ops + offset : NULL, map->pages + offset, + pages); if (err) return err; diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index 0bfc1ef..0067266 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -870,7 +870,8 @@ int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops, EXPORT_SYMBOL_GPL(gnttab_map_refs); int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops, - struct page **pages, unsigned int count, bool clear_pte) + struct gnttab_map_grant_ref *kmap_ops, + struct page **pages, unsigned int count) { int i, ret; bool lazy = false; @@ -888,7 +889,8 @@ int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops, } for (i = 0; i < count; i++) { - ret = m2p_remove_override(pages[i], clear_pte); + ret = m2p_remove_override(pages[i], kmap_ops ? + &kmap_ops[i] : NULL); if (ret) return ret; } diff --git a/fs/cifs/cifs_unicode.c b/fs/cifs/cifs_unicode.c index fbb9da9..33ef60d 100644 --- a/fs/cifs/cifs_unicode.c +++ b/fs/cifs/cifs_unicode.c @@ -328,6 +328,6 @@ cifsConvertToUTF16(__le16 *target, const char *source, int srclen, } ctoUTF16_out: - return i; + return j; } diff --git a/fs/dcache.c b/fs/dcache.c index 4046904..4123b92 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -389,7 +389,7 @@ static struct dentry *d_kill(struct dentry *dentry, struct dentry *parent) * Inform try_to_ascend() that we are no longer attached to the * dentry tree */ - dentry->d_flags |= DCACHE_DISCONNECTED; + dentry->d_flags |= DCACHE_DENTRY_KILLED; if (parent) spin_unlock(&parent->d_lock); dentry_iput(dentry); @@ -1046,7 +1046,7 @@ static struct dentry *try_to_ascend(struct dentry *old, int locked, unsigned seq * or deletion */ if (new != old->d_parent || - (old->d_flags & DCACHE_DISCONNECTED) || + (old->d_flags & DCACHE_DENTRY_KILLED) || (!locked && read_seqretry(&rename_lock, seq))) { spin_unlock(&new->d_lock); new = NULL; diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index a07441a..02e2fec 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -621,6 +621,7 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry, struct dentry *lower_old_dir_dentry; struct dentry *lower_new_dir_dentry; struct dentry *trap = NULL; + struct inode *target_inode; lower_old_dentry = ecryptfs_dentry_to_lower(old_dentry); lower_new_dentry = ecryptfs_dentry_to_lower(new_dentry); @@ -628,6 +629,7 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry, dget(lower_new_dentry); lower_old_dir_dentry = dget_parent(lower_old_dentry); lower_new_dir_dentry = dget_parent(lower_new_dentry); + target_inode = new_dentry->d_inode; trap = lock_rename(lower_old_dir_dentry, lower_new_dir_dentry); /* source should not be ancestor of target */ if (trap == lower_old_dentry) { @@ -643,6 +645,9 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry, lower_new_dir_dentry->d_inode, lower_new_dentry); if (rc) goto out_lock; + if (target_inode) + fsstack_copy_attr_all(target_inode, + ecryptfs_inode_to_lower(target_inode)); fsstack_copy_attr_all(new_dir, lower_new_dir_dentry->d_inode); if (new_dir != old_dir) fsstack_copy_attr_all(old_dir, lower_old_dir_dentry->d_inode); diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index f430057..b1f3675 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1123,7 +1123,7 @@ static int nfs_lookup_revalidate(struct dentry *dentry, struct nameidata *nd) struct nfs_fattr *fattr = NULL; int error; - if (nd->flags & LOOKUP_RCU) + if (nd && (nd->flags & LOOKUP_RCU)) return -ECHILD; parent = dget_parent(dentry); @@ -1526,7 +1526,7 @@ static int nfs4_lookup_revalidate(struct dentry *dentry, struct nameidata *nd) struct inode *dir; int openflags, ret = 0; - if (nd->flags & LOOKUP_RCU) + if (nd && (nd->flags & LOOKUP_RCU)) return -ECHILD; inode = dentry->d_inode; diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index f729698..30bd45a 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -152,7 +152,7 @@ static void nfs_zap_caches_locked(struct inode *inode) nfsi->attrtimeo = NFS_MINATTRTIMEO(inode); nfsi->attrtimeo_timestamp = jiffies; - memset(NFS_COOKIEVERF(inode), 0, sizeof(NFS_COOKIEVERF(inode))); + memset(NFS_I(inode)->cookieverf, 0, sizeof(NFS_I(inode)->cookieverf)); if (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode)) nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL|NFS_INO_REVAL_PAGECACHE; else diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c index af051d8..fda63e9 100644 --- a/fs/nfs/nfs3proc.c +++ b/fs/nfs/nfs3proc.c @@ -643,7 +643,7 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, u64 cookie, struct page **pages, unsigned int count, int plus) { struct inode *dir = dentry->d_inode; - __be32 *verf = NFS_COOKIEVERF(dir); + __be32 *verf = NFS_I(dir)->cookieverf; struct nfs3_readdirargs arg = { .fh = NFS_FH(dir), .cookie = cookie, diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index b3bca1e..dd372e2 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -3189,11 +3189,11 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, dentry->d_parent->d_name.name, dentry->d_name.name, (unsigned long long)cookie); - nfs4_setup_readdir(cookie, NFS_COOKIEVERF(dir), dentry, &args); + nfs4_setup_readdir(cookie, NFS_I(dir)->cookieverf, dentry, &args); res.pgbase = args.pgbase; status = nfs4_call_sync(NFS_SERVER(dir)->client, NFS_SERVER(dir), &msg, &args.seq_args, &res.seq_res, 0); if (status >= 0) { - memcpy(NFS_COOKIEVERF(dir), res.verifier.data, NFS4_VERIFIER_SIZE); + memcpy(NFS_I(dir)->cookieverf, res.verifier.data, NFS4_VERIFIER_SIZE); status += args.pgbase; } diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 18fae29..cfce99b 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -6262,7 +6262,8 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, struct xdr_stream *xdr, status = decode_open(xdr, res); if (status) goto out; - if (decode_getfh(xdr, &res->fh) != 0) + status = decode_getfh(xdr, &res->fh); + if (status) goto out; decode_getfattr(xdr, res->f_attr, res->server); out: diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 1d4b23e..cdbaae2 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1918,6 +1918,7 @@ static int nfs23_validate_mount_data(void *options, memcpy(sap, &data->addr, sizeof(data->addr)); args->nfs_server.addrlen = sizeof(data->addr); + args->nfs_server.port = ntohs(data->addr.sin_port); if (!nfs_verify_server_address(sap)) goto out_no_address; @@ -2651,6 +2652,7 @@ static int nfs4_validate_mount_data(void *options, return -EFAULT; if (!nfs_verify_server_address(sap)) goto out_no_address; + args->nfs_server.port = ntohs(((struct sockaddr_in *)sap)->sin_port); if (data->auth_flavourlen) { if (data->auth_flavourlen > 1) diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index c55298e..fa49cff 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -673,9 +673,7 @@ static ssize_t __write_ports_addfd(char *buf) err = svc_addsock(nfsd_serv, fd, buf, SIMPLE_TRANSACTION_LIMIT); if (err < 0) { - if (nfsd_serv->sv_nrthreads == 1) - svc_shutdown_net(nfsd_serv, net); - svc_destroy(nfsd_serv); + nfsd_destroy(net); return err; } @@ -744,9 +742,7 @@ out_close: svc_xprt_put(xprt); } out_err: - if (nfsd_serv->sv_nrthreads == 1) - svc_shutdown_net(nfsd_serv, net); - svc_destroy(nfsd_serv); + nfsd_destroy(net); return err; } diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h index 1671429..1336a65 100644 --- a/fs/nfsd/nfsd.h +++ b/fs/nfsd/nfsd.h @@ -73,6 +73,17 @@ int nfsd_nrpools(void); int nfsd_get_nrthreads(int n, int *); int nfsd_set_nrthreads(int n, int *); +static inline void nfsd_destroy(struct net *net) +{ + int destroy = (nfsd_serv->sv_nrthreads == 1); + + if (destroy) + svc_shutdown_net(nfsd_serv, net); + svc_destroy(nfsd_serv); + if (destroy) + nfsd_serv = NULL; +} + #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) #ifdef CONFIG_NFSD_V2_ACL extern struct svc_version nfsd_acl_version2; diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index ee709fc..240473c 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -254,8 +254,6 @@ static void nfsd_shutdown(void) static void nfsd_last_thread(struct svc_serv *serv, struct net *net) { - /* When last nfsd thread exits we need to do some clean-up */ - nfsd_serv = NULL; nfsd_shutdown(); svc_rpcb_cleanup(serv, net); @@ -332,6 +330,7 @@ static int nfsd_get_default_max_blksize(void) int nfsd_create_serv(void) { int error; + struct net *net = current->nsproxy->net_ns; WARN_ON(!mutex_is_locked(&nfsd_mutex)); if (nfsd_serv) { @@ -346,7 +345,7 @@ int nfsd_create_serv(void) if (nfsd_serv == NULL) return -ENOMEM; - error = svc_bind(nfsd_serv, current->nsproxy->net_ns); + error = svc_bind(nfsd_serv, net); if (error < 0) { svc_destroy(nfsd_serv); return error; @@ -427,11 +426,7 @@ int nfsd_set_nrthreads(int n, int *nthreads) if (err) break; } - - if (nfsd_serv->sv_nrthreads == 1) - svc_shutdown_net(nfsd_serv, net); - svc_destroy(nfsd_serv); - + nfsd_destroy(net); return err; } @@ -478,9 +473,7 @@ out_shutdown: if (error < 0 && !nfsd_up_before) nfsd_shutdown(); out_destroy: - if (nfsd_serv->sv_nrthreads == 1) - svc_shutdown_net(nfsd_serv, net); - svc_destroy(nfsd_serv); /* Release server */ + nfsd_destroy(net); /* Release server */ out: mutex_unlock(&nfsd_mutex); return error; @@ -563,12 +556,13 @@ nfsd(void *vrqstp) nfsdstats.th_cnt --; out: - if (rqstp->rq_server->sv_nrthreads == 1) - svc_shutdown_net(rqstp->rq_server, &init_net); + rqstp->rq_server = NULL; /* Release the thread */ svc_exit_thread(rqstp); + nfsd_destroy(&init_net); + /* Release module */ mutex_unlock(&nfsd_mutex); module_put_and_exit(0); @@ -682,9 +676,7 @@ int nfsd_pool_stats_release(struct inode *inode, struct file *file) mutex_lock(&nfsd_mutex); /* this function really, really should have been called svc_put() */ - if (nfsd_serv->sv_nrthreads == 1) - svc_shutdown_net(nfsd_serv, net); - svc_destroy(nfsd_serv); + nfsd_destroy(net); mutex_unlock(&nfsd_mutex); return ret; } diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 3476bca..5d00eb8 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -462,9 +462,6 @@ static struct dentry *proc_sys_lookup(struct inode *dir, struct dentry *dentry, err = ERR_PTR(-ENOMEM); inode = proc_sys_make_inode(dir->i_sb, h ? h : head, p); - if (h) - sysctl_head_finish(h); - if (!inode) goto out; @@ -473,6 +470,8 @@ static struct dentry *proc_sys_lookup(struct inode *dir, struct dentry *dentry, d_add(dentry, inode); out: + if (h) + sysctl_head_finish(h); sysctl_head_finish(head); return err; } diff --git a/fs/stat.c b/fs/stat.c index b6ff118..4078022 100644 --- a/fs/stat.c +++ b/fs/stat.c @@ -58,7 +58,7 @@ EXPORT_SYMBOL(vfs_getattr); int vfs_fstat(unsigned int fd, struct kstat *stat) { int fput_needed; - struct file *f = fget_light(fd, &fput_needed); + struct file *f = fget_raw_light(fd, &fput_needed); int error = -EBADF; if (f) { diff --git a/include/asm-generic/mutex-xchg.h b/include/asm-generic/mutex-xchg.h index 580a6d3..c04e0db 100644 --- a/include/asm-generic/mutex-xchg.h +++ b/include/asm-generic/mutex-xchg.h @@ -26,7 +26,13 @@ static inline void __mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) { if (unlikely(atomic_xchg(count, 0) != 1)) - fail_fn(count); + /* + * We failed to acquire the lock, so mark it contended + * to ensure that any waiting tasks are woken up by the + * unlock slow path. + */ + if (likely(atomic_xchg(count, -1) != 1)) + fail_fn(count); } /** @@ -43,7 +49,8 @@ static inline int __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) { if (unlikely(atomic_xchg(count, 0) != 1)) - return fail_fn(count); + if (likely(atomic_xchg(count, -1) != 1)) + return fail_fn(count); return 0; } diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h index 5581980..3d6301b 100644 --- a/include/drm/drm_mode.h +++ b/include/drm/drm_mode.h @@ -359,8 +359,9 @@ struct drm_mode_mode_cmd { struct drm_mode_modeinfo mode; }; -#define DRM_MODE_CURSOR_BO (1<<0) -#define DRM_MODE_CURSOR_MOVE (1<<1) +#define DRM_MODE_CURSOR_BO 0x01 +#define DRM_MODE_CURSOR_MOVE 0x02 +#define DRM_MODE_CURSOR_FLAGS 0x03 /* * depending on the value in flags different members are used. diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 094789f..525ab12 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -206,6 +206,8 @@ struct dentry_operations { #define DCACHE_MANAGED_DENTRY \ (DCACHE_MOUNTED|DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT) +#define DCACHE_DENTRY_KILLED 0x100000 + extern seqlock_t rename_lock; static inline int dname_external(struct dentry *dentry) diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 9e65eff..b806b82 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -123,8 +123,17 @@ extern struct group_info init_groups; extern struct cred init_cred; +extern struct task_group root_task_group; + +#ifdef CONFIG_CGROUP_SCHED +# define INIT_CGROUP_SCHED(tsk) \ + .sched_task_group = &root_task_group, +#else +# define INIT_CGROUP_SCHED(tsk) +#endif + #ifdef CONFIG_PERF_EVENTS -# define INIT_PERF_EVENTS(tsk) \ +# define INIT_PERF_EVENTS(tsk) \ .perf_event_mutex = \ __MUTEX_INITIALIZER(tsk.perf_event_mutex), \ .perf_event_list = LIST_HEAD_INIT(tsk.perf_event_list), @@ -161,6 +170,7 @@ extern struct cred init_cred; }, \ .tasks = LIST_HEAD_INIT(tsk.tasks), \ INIT_PUSHABLE_TASKS(tsk) \ + INIT_CGROUP_SCHED(tsk) \ .ptraced = LIST_HEAD_INIT(tsk.ptraced), \ .ptrace_entry = LIST_HEAD_INIT(tsk.ptrace_entry), \ .real_parent = &tsk, \ diff --git a/include/linux/kobject.h b/include/linux/kobject.h index fc615a9..1e57449 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -224,7 +224,7 @@ static inline int kobject_uevent_env(struct kobject *kobj, static inline __printf(2, 3) int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...) -{ return 0; } +{ return -ENOMEM; } static inline int kobject_action_type(const char *buf, size_t count, enum kobject_action *type) diff --git a/include/linux/kthread.h b/include/linux/kthread.h index 0714b24..22ccf9d 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -49,8 +49,6 @@ extern int tsk_fork_get_node(struct task_struct *tsk); * can be queued and flushed using queue/flush_kthread_work() * respectively. Queued kthread_works are processed by a kthread * running kthread_worker_fn(). - * - * A kthread_work can't be freed while it is executing. */ struct kthread_work; typedef void (*kthread_work_func_t)(struct kthread_work *work); @@ -59,15 +57,14 @@ struct kthread_worker { spinlock_t lock; struct list_head work_list; struct task_struct *task; + struct kthread_work *current_work; }; struct kthread_work { struct list_head node; kthread_work_func_t func; wait_queue_head_t done; - atomic_t flushing; - int queue_seq; - int done_seq; + struct kthread_worker *worker; }; #define KTHREAD_WORKER_INIT(worker) { \ @@ -79,7 +76,6 @@ struct kthread_work { .node = LIST_HEAD_INIT((work).node), \ .func = (fn), \ .done = __WAIT_QUEUE_HEAD_INITIALIZER((work).done), \ - .flushing = ATOMIC_INIT(0), \ } #define DEFINE_KTHREAD_WORKER(worker) \ diff --git a/include/linux/ktime.h b/include/linux/ktime.h index 603bec2..06177ba10 100644 --- a/include/linux/ktime.h +++ b/include/linux/ktime.h @@ -58,13 +58,6 @@ union ktime { typedef union ktime ktime_t; /* Kill this */ -#define KTIME_MAX ((s64)~((u64)1 << 63)) -#if (BITS_PER_LONG == 64) -# define KTIME_SEC_MAX (KTIME_MAX / NSEC_PER_SEC) -#else -# define KTIME_SEC_MAX LONG_MAX -#endif - /* * ktime_t definitions when using the 64-bit scalar representation: */ diff --git a/include/linux/mISDNhw.h b/include/linux/mISDNhw.h index d0752ec..9d96d5d 100644 --- a/include/linux/mISDNhw.h +++ b/include/linux/mISDNhw.h @@ -183,7 +183,7 @@ extern int mISDN_initbchannel(struct bchannel *, unsigned short, unsigned short); extern int mISDN_freedchannel(struct dchannel *); extern void mISDN_clear_bchannel(struct bchannel *); -extern int mISDN_freebchannel(struct bchannel *); +extern void mISDN_freebchannel(struct bchannel *); extern int mISDN_ctrl_bchannel(struct bchannel *, struct mISDN_ctrl_req *); extern void queue_ch_frame(struct mISDNchannel *, u_int, int, struct sk_buff *); diff --git a/include/linux/memory.h b/include/linux/memory.h index 1ac7f6e..ff9a9f8 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -19,7 +19,7 @@ #include <linux/compiler.h> #include <linux/mutex.h> -#define MIN_MEMORY_BLOCK_SIZE (1 << SECTION_SIZE_BITS) +#define MIN_MEMORY_BLOCK_SIZE (1UL << SECTION_SIZE_BITS) struct memory_block { unsigned long start_section_nr; diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index d76513b..2bd1769 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -238,6 +238,7 @@ struct mmc_card { #define MMC_QUIRK_BLK_NO_CMD23 (1<<7) /* Avoid CMD23 for regular multiblock */ #define MMC_QUIRK_BROKEN_BYTE_MODE_512 (1<<8) /* Avoid sending 512 bytes in */ #define MMC_QUIRK_LONG_READ_TIME (1<<9) /* Data read time > CSD says */ +#define MMC_QUIRK_SEC_ERASE_TRIM_BROKEN (1<<10) /* Skip secure for erase/trim */ /* byte mode */ unsigned int poweroff_notify_state; /* eMMC4.5 notify feature */ #define MMC_NO_POWER_NOTIFICATION 0 diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index d94cb14..b52070a 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1301,6 +1301,8 @@ struct net_device { /* for setting kernel sock attribute on TCP connection setup */ #define GSO_MAX_SIZE 65536 unsigned int gso_max_size; +#define GSO_MAX_SEGS 65535 + u16 gso_max_segs; #ifdef CONFIG_DCB /* Data Center Bridging netlink ops */ @@ -1518,6 +1520,8 @@ struct packet_type { struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb); int (*gro_complete)(struct sk_buff *skb); + bool (*id_match)(struct packet_type *ptype, + struct sock *sk); void *af_packet_priv; struct list_head list; }; diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index b23cfc1..4841108 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -265,11 +265,6 @@ static inline const struct nfs_rpc_ops *NFS_PROTO(const struct inode *inode) return NFS_SERVER(inode)->nfs_client->rpc_ops; } -static inline __be32 *NFS_COOKIEVERF(const struct inode *inode) -{ - return NFS_I(inode)->cookieverf; -} - static inline unsigned NFS_MINATTRTIMEO(const struct inode *inode) { struct nfs_server *nfss = NFS_SERVER(inode); diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index ab741b0..c642b81 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2148,7 +2148,7 @@ #define PCI_DEVICE_ID_TIGON3_5704S 0x16a8 #define PCI_DEVICE_ID_NX2_57800_VF 0x16a9 #define PCI_DEVICE_ID_NX2_5706S 0x16aa -#define PCI_DEVICE_ID_NX2_57840_MF 0x16ab +#define PCI_DEVICE_ID_NX2_57840_MF 0x16a4 #define PCI_DEVICE_ID_NX2_5708S 0x16ac #define PCI_DEVICE_ID_NX2_57840_VF 0x16ad #define PCI_DEVICE_ID_NX2_57810_MF 0x16ae diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 45db49f..c3c98a6 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -274,6 +274,8 @@ struct perf_event_attr { __u64 branch_sample_type; /* enum branch_sample_type */ }; +#define perf_flags(attr) (*(&(attr)->read_format + 1)) + /* * Ioctls that can be done on a perf event fd: */ @@ -925,7 +927,7 @@ struct perf_event { struct hw_perf_event hw; struct perf_event_context *ctx; - struct file *filp; + atomic_long_t refcount; /* * These accumulate total time (in nanoseconds) that children diff --git a/include/linux/sched.h b/include/linux/sched.h index 4a1f493..e63650f 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1244,6 +1244,9 @@ struct task_struct { const struct sched_class *sched_class; struct sched_entity se; struct sched_rt_entity rt; +#ifdef CONFIG_CGROUP_SCHED + struct task_group *sched_task_group; +#endif #ifdef CONFIG_PREEMPT_NOTIFIERS /* list of struct preempt_notifier: */ @@ -2723,7 +2726,7 @@ extern int sched_group_set_rt_period(struct task_group *tg, extern long sched_group_rt_period(struct task_group *tg); extern int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk); #endif -#endif +#endif /* CONFIG_CGROUP_SCHED */ extern int task_can_switch_user(struct user_struct *up, struct task_struct *tsk); diff --git a/include/linux/security.h b/include/linux/security.h index 3dea6a9..d143b8e 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -118,6 +118,7 @@ void reset_security_ops(void); extern unsigned long mmap_min_addr; extern unsigned long dac_mmap_min_addr; #else +#define mmap_min_addr 0UL #define dac_mmap_min_addr 0UL #endif diff --git a/include/linux/time.h b/include/linux/time.h index c81c5e4..b51e664 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -107,11 +107,36 @@ static inline struct timespec timespec_sub(struct timespec lhs, return ts_delta; } +#define KTIME_MAX ((s64)~((u64)1 << 63)) +#if (BITS_PER_LONG == 64) +# define KTIME_SEC_MAX (KTIME_MAX / NSEC_PER_SEC) +#else +# define KTIME_SEC_MAX LONG_MAX +#endif + /* * Returns true if the timespec is norm, false if denorm: */ -#define timespec_valid(ts) \ - (((ts)->tv_sec >= 0) && (((unsigned long) (ts)->tv_nsec) < NSEC_PER_SEC)) +static inline bool timespec_valid(const struct timespec *ts) +{ + /* Dates before 1970 are bogus */ + if (ts->tv_sec < 0) + return false; + /* Can't have more nanoseconds then a second */ + if ((unsigned long)ts->tv_nsec >= NSEC_PER_SEC) + return false; + return true; +} + +static inline bool timespec_valid_strict(const struct timespec *ts) +{ + if (!timespec_valid(ts)) + return false; + /* Disallow values that could overflow ktime_t */ + if ((unsigned long long)ts->tv_sec >= KTIME_SEC_MAX) + return false; + return true; +} extern void read_persistent_clock(struct timespec *ts); extern void read_boot_clock(struct timespec *ts); diff --git a/include/net/bluetooth/smp.h b/include/net/bluetooth/smp.h index ca356a7..8b27927 100644 --- a/include/net/bluetooth/smp.h +++ b/include/net/bluetooth/smp.h @@ -136,7 +136,7 @@ struct smp_chan { }; /* SMP Commands */ -int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level); +int smp_conn_security(struct hci_conn *hcon, __u8 sec_level); int smp_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb); int smp_distribute_keys(struct l2cap_conn *conn, __u8 force); int smp_user_confirm_reply(struct hci_conn *conn, u16 mgmt_op, __le32 passkey); diff --git a/include/net/codel.h b/include/net/codel.h index 550debf..389cf62 100644 --- a/include/net/codel.h +++ b/include/net/codel.h @@ -305,6 +305,8 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, } } } else if (drop) { + u32 delta; + if (params->ecn && INET_ECN_set_ce(skb)) { stats->ecn_mark++; } else { @@ -320,9 +322,11 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, * assume that the drop rate that controlled the queue on the * last cycle is a good starting point to control it now. */ - if (codel_time_before(now - vars->drop_next, + delta = vars->count - vars->lastcount; + if (delta > 1 && + codel_time_before(now - vars->drop_next, 16 * params->interval)) { - vars->count = (vars->count - vars->lastcount) | 1; + vars->count = delta; /* we dont care if rec_inv_sqrt approximation * is not very precise : * Next Newton steps will correct it quadratically. diff --git a/include/net/scm.h b/include/net/scm.h index d456f4c..0c0017c 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -71,9 +71,11 @@ static __inline__ void scm_destroy(struct scm_cookie *scm) } static __inline__ int scm_send(struct socket *sock, struct msghdr *msg, - struct scm_cookie *scm) + struct scm_cookie *scm, bool forcecreds) { memset(scm, 0, sizeof(*scm)); + if (forcecreds) + scm_set_cred(scm, task_tgid(current), current_cred()); unix_get_peersec_dgram(sock, scm); if (msg->msg_controllen <= 0) return 0; diff --git a/include/net/sock.h b/include/net/sock.h index 4a45216..5de6557 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -217,6 +217,7 @@ struct cg_proto; * @sk_route_nocaps: forbidden route capabilities (e.g NETIF_F_GSO_MASK) * @sk_gso_type: GSO type (e.g. %SKB_GSO_TCPV4) * @sk_gso_max_size: Maximum GSO segment size to build + * @sk_gso_max_segs: Maximum number of GSO segments * @sk_lingertime: %SO_LINGER l_linger setting * @sk_backlog: always used with the per-socket spinlock held * @sk_callback_lock: used with the callbacks in the end of this struct @@ -336,6 +337,7 @@ struct sock { netdev_features_t sk_route_nocaps; int sk_gso_type; unsigned int sk_gso_max_size; + u16 sk_gso_max_segs; int sk_rcvlowat; unsigned long sk_lingertime; struct sk_buff_head sk_error_queue; diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h index 5f889f1..08fa272 100644 --- a/include/trace/events/kmem.h +++ b/include/trace/events/kmem.h @@ -214,7 +214,7 @@ TRACE_EVENT(mm_page_alloc, TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s", __entry->page, - page_to_pfn(__entry->page), + __entry->page ? page_to_pfn(__entry->page) : 0, __entry->order, __entry->migratetype, show_gfp_flags(__entry->gfp_flags)) @@ -240,7 +240,7 @@ DECLARE_EVENT_CLASS(mm_page, TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d", __entry->page, - page_to_pfn(__entry->page), + __entry->page ? page_to_pfn(__entry->page) : 0, __entry->order, __entry->migratetype, __entry->order == 0) diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h index 11e27c3..f19fff8 100644 --- a/include/xen/grant_table.h +++ b/include/xen/grant_table.h @@ -187,6 +187,7 @@ int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops, struct gnttab_map_grant_ref *kmap_ops, struct page **pages, unsigned int count); int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops, - struct page **pages, unsigned int count, bool clear_pte); + struct gnttab_map_grant_ref *kunmap_ops, + struct page **pages, unsigned int count); #endif /* __ASM_GNTTAB_H__ */ diff --git a/kernel/async.c b/kernel/async.c index bd0c168..32d8dc9 100644 --- a/kernel/async.c +++ b/kernel/async.c @@ -86,6 +86,13 @@ static async_cookie_t __lowest_in_progress(struct list_head *running) { struct async_entry *entry; + if (!running) { /* just check the entry count */ + if (atomic_read(&entry_count)) + return 0; /* smaller than any cookie */ + else + return next_cookie; + } + if (!list_empty(running)) { entry = list_first_entry(running, struct async_entry, list); @@ -236,9 +243,7 @@ EXPORT_SYMBOL_GPL(async_schedule_domain); */ void async_synchronize_full(void) { - do { - async_synchronize_cookie(next_cookie); - } while (!list_empty(&async_running) || !list_empty(&async_pending)); + async_synchronize_cookie_domain(next_cookie, NULL); } EXPORT_SYMBOL_GPL(async_synchronize_full); @@ -258,7 +263,7 @@ EXPORT_SYMBOL_GPL(async_synchronize_full_domain); /** * async_synchronize_cookie_domain - synchronize asynchronous function calls within a certain domain with cookie checkpointing * @cookie: async_cookie_t to use as checkpoint - * @running: running list to synchronize on + * @running: running list to synchronize on, NULL indicates all lists * * This function waits until all asynchronous function calls for the * synchronization domain specified by the running list @list submitted diff --git a/kernel/events/core.c b/kernel/events/core.c index d7d71d6..11409af 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -2933,12 +2933,12 @@ EXPORT_SYMBOL_GPL(perf_event_release_kernel); /* * Called when the last reference to the file is gone. */ -static int perf_release(struct inode *inode, struct file *file) +static void put_event(struct perf_event *event) { - struct perf_event *event = file->private_data; struct task_struct *owner; - file->private_data = NULL; + if (!atomic_long_dec_and_test(&event->refcount)) + return; rcu_read_lock(); owner = ACCESS_ONCE(event->owner); @@ -2973,7 +2973,13 @@ static int perf_release(struct inode *inode, struct file *file) put_task_struct(owner); } - return perf_event_release_kernel(event); + perf_event_release_kernel(event); +} + +static int perf_release(struct inode *inode, struct file *file) +{ + put_event(file->private_data); + return 0; } u64 perf_event_read_value(struct perf_event *event, u64 *enabled, u64 *running) @@ -3225,7 +3231,7 @@ unlock: static const struct file_operations perf_fops; -static struct perf_event *perf_fget_light(int fd, int *fput_needed) +static struct file *perf_fget_light(int fd, int *fput_needed) { struct file *file; @@ -3239,7 +3245,7 @@ static struct perf_event *perf_fget_light(int fd, int *fput_needed) return ERR_PTR(-EBADF); } - return file->private_data; + return file; } static int perf_event_set_output(struct perf_event *event, @@ -3271,19 +3277,21 @@ static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case PERF_EVENT_IOC_SET_OUTPUT: { + struct file *output_file = NULL; struct perf_event *output_event = NULL; int fput_needed = 0; int ret; if (arg != -1) { - output_event = perf_fget_light(arg, &fput_needed); - if (IS_ERR(output_event)) - return PTR_ERR(output_event); + output_file = perf_fget_light(arg, &fput_needed); + if (IS_ERR(output_file)) + return PTR_ERR(output_file); + output_event = output_file->private_data; } ret = perf_event_set_output(event, output_event); if (output_event) - fput_light(output_event->filp, fput_needed); + fput_light(output_file, fput_needed); return ret; } @@ -5922,6 +5930,7 @@ perf_event_alloc(struct perf_event_attr *attr, int cpu, mutex_init(&event->mmap_mutex); + atomic_long_set(&event->refcount, 1); event->cpu = cpu; event->attr = *attr; event->group_leader = group_leader; @@ -6232,12 +6241,12 @@ SYSCALL_DEFINE5(perf_event_open, return event_fd; if (group_fd != -1) { - group_leader = perf_fget_light(group_fd, &fput_needed); - if (IS_ERR(group_leader)) { - err = PTR_ERR(group_leader); + group_file = perf_fget_light(group_fd, &fput_needed); + if (IS_ERR(group_file)) { + err = PTR_ERR(group_file); goto err_fd; } - group_file = group_leader->filp; + group_leader = group_file->private_data; if (flags & PERF_FLAG_FD_OUTPUT) output_event = group_leader; if (flags & PERF_FLAG_FD_NO_GROUP) @@ -6372,7 +6381,6 @@ SYSCALL_DEFINE5(perf_event_open, put_ctx(gctx); } - event->filp = event_file; WARN_ON_ONCE(ctx->parent_ctx); mutex_lock(&ctx->mutex); @@ -6462,7 +6470,6 @@ perf_event_create_kernel_counter(struct perf_event_attr *attr, int cpu, goto err_free; } - event->filp = NULL; WARN_ON_ONCE(ctx->parent_ctx); mutex_lock(&ctx->mutex); perf_install_in_context(ctx, event, cpu); @@ -6511,7 +6518,7 @@ static void sync_child_event(struct perf_event *child_event, * Release the parent event, if this was the last * reference to it. */ - fput(parent_event->filp); + put_event(parent_event); } static void @@ -6587,9 +6594,8 @@ static void perf_event_exit_task_context(struct task_struct *child, int ctxn) * * __perf_event_exit_task() * sync_child_event() - * fput(parent_event->filp) - * perf_release() - * mutex_lock(&ctx->mutex) + * put_event() + * mutex_lock(&ctx->mutex) * * But since its the parent context it won't be the same instance. */ @@ -6657,7 +6663,7 @@ static void perf_free_event(struct perf_event *event, list_del_init(&event->child_list); mutex_unlock(&parent->child_mutex); - fput(parent->filp); + put_event(parent); perf_group_detach(event); list_del_event(event, ctx); @@ -6737,6 +6743,12 @@ inherit_event(struct perf_event *parent_event, NULL, NULL); if (IS_ERR(child_event)) return child_event; + + if (!atomic_long_inc_not_zero(&parent_event->refcount)) { + free_event(child_event); + return NULL; + } + get_ctx(child_ctx); /* @@ -6778,14 +6790,6 @@ inherit_event(struct perf_event *parent_event, raw_spin_unlock_irqrestore(&child_ctx->lock, flags); /* - * Get a reference to the parent filp - we will fput it - * when the child event exits. This is safe to do because - * we are in the parent and we know that the filp still - * exists and has a nonzero count: - */ - atomic_long_inc(&parent_event->filp->f_count); - - /* * Link this into the parent event's child list */ WARN_ON_ONCE(parent_event->ctx->parent_ctx); diff --git a/kernel/kthread.c b/kernel/kthread.c index 3d3de63..b579af5 100644 --- a/kernel/kthread.c +++ b/kernel/kthread.c @@ -360,16 +360,12 @@ repeat: struct kthread_work, node); list_del_init(&work->node); } + worker->current_work = work; spin_unlock_irq(&worker->lock); if (work) { __set_current_state(TASK_RUNNING); work->func(work); - smp_wmb(); /* wmb worker-b0 paired with flush-b1 */ - work->done_seq = work->queue_seq; - smp_mb(); /* mb worker-b1 paired with flush-b0 */ - if (atomic_read(&work->flushing)) - wake_up_all(&work->done); } else if (!freezing(current)) schedule(); @@ -378,6 +374,19 @@ repeat: } EXPORT_SYMBOL_GPL(kthread_worker_fn); +/* insert @work before @pos in @worker */ +static void insert_kthread_work(struct kthread_worker *worker, + struct kthread_work *work, + struct list_head *pos) +{ + lockdep_assert_held(&worker->lock); + + list_add_tail(&work->node, pos); + work->worker = worker; + if (likely(worker->task)) + wake_up_process(worker->task); +} + /** * queue_kthread_work - queue a kthread_work * @worker: target kthread_worker @@ -395,10 +404,7 @@ bool queue_kthread_work(struct kthread_worker *worker, spin_lock_irqsave(&worker->lock, flags); if (list_empty(&work->node)) { - list_add_tail(&work->node, &worker->work_list); - work->queue_seq++; - if (likely(worker->task)) - wake_up_process(worker->task); + insert_kthread_work(worker, work, &worker->work_list); ret = true; } spin_unlock_irqrestore(&worker->lock, flags); @@ -406,6 +412,18 @@ bool queue_kthread_work(struct kthread_worker *worker, } EXPORT_SYMBOL_GPL(queue_kthread_work); +struct kthread_flush_work { + struct kthread_work work; + struct completion done; +}; + +static void kthread_flush_work_fn(struct kthread_work *work) +{ + struct kthread_flush_work *fwork = + container_of(work, struct kthread_flush_work, work); + complete(&fwork->done); +} + /** * flush_kthread_work - flush a kthread_work * @work: work to flush @@ -414,39 +432,37 @@ EXPORT_SYMBOL_GPL(queue_kthread_work); */ void flush_kthread_work(struct kthread_work *work) { - int seq = work->queue_seq; - - atomic_inc(&work->flushing); + struct kthread_flush_work fwork = { + KTHREAD_WORK_INIT(fwork.work, kthread_flush_work_fn), + COMPLETION_INITIALIZER_ONSTACK(fwork.done), + }; + struct kthread_worker *worker; + bool noop = false; - /* - * mb flush-b0 paired with worker-b1, to make sure either - * worker sees the above increment or we see done_seq update. - */ - smp_mb__after_atomic_inc(); +retry: + worker = work->worker; + if (!worker) + return; - /* A - B <= 0 tests whether B is in front of A regardless of overflow */ - wait_event(work->done, seq - work->done_seq <= 0); - atomic_dec(&work->flushing); + spin_lock_irq(&worker->lock); + if (work->worker != worker) { + spin_unlock_irq(&worker->lock); + goto retry; + } - /* - * rmb flush-b1 paired with worker-b0, to make sure our caller - * sees every change made by work->func(). - */ - smp_mb__after_atomic_dec(); -} -EXPORT_SYMBOL_GPL(flush_kthread_work); + if (!list_empty(&work->node)) + insert_kthread_work(worker, &fwork.work, work->node.next); + else if (worker->current_work == work) + insert_kthread_work(worker, &fwork.work, worker->work_list.next); + else + noop = true; -struct kthread_flush_work { - struct kthread_work work; - struct completion done; -}; + spin_unlock_irq(&worker->lock); -static void kthread_flush_work_fn(struct kthread_work *work) -{ - struct kthread_flush_work *fwork = - container_of(work, struct kthread_flush_work, work); - complete(&fwork->done); + if (!noop) + wait_for_completion(&fwork.done); } +EXPORT_SYMBOL_GPL(flush_kthread_work); /** * flush_kthread_worker - flush all current works on a kthread_worker diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 39c44fa..c04c9ff 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -1096,7 +1096,7 @@ void set_task_cpu(struct task_struct *p, unsigned int new_cpu) * a task's CPU. ->pi_lock for waking tasks, rq->lock for runnable tasks. * * sched_move_task() holds both and thus holding either pins the cgroup, - * see set_task_rq(). + * see task_group(). * * Furthermore, all task_rq users should acquire both locks, see * task_rq_lock(). @@ -7596,6 +7596,7 @@ void sched_destroy_group(struct task_group *tg) */ void sched_move_task(struct task_struct *tsk) { + struct task_group *tg; int on_rq, running; unsigned long flags; struct rq *rq; @@ -7610,6 +7611,12 @@ void sched_move_task(struct task_struct *tsk) if (unlikely(running)) tsk->sched_class->put_prev_task(rq, tsk); + tg = container_of(task_subsys_state_check(tsk, cpu_cgroup_subsys_id, + lockdep_is_held(&tsk->sighand->siglock)), + struct task_group, css); + tg = autogroup_task_group(tsk, tg); + tsk->sched_task_group = tg; + #ifdef CONFIG_FAIR_GROUP_SCHED if (tsk->sched_class->task_move_group) tsk->sched_class->task_move_group(tsk, on_rq); diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 5cf093f..749f712 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -538,22 +538,19 @@ extern int group_balance_cpu(struct sched_group *sg); /* * Return the group to which this tasks belongs. * - * We use task_subsys_state_check() and extend the RCU verification with - * pi->lock and rq->lock because cpu_cgroup_attach() holds those locks for each - * task it moves into the cgroup. Therefore by holding either of those locks, - * we pin the task to the current cgroup. + * We cannot use task_subsys_state() and friends because the cgroup + * subsystem changes that value before the cgroup_subsys::attach() method + * is called, therefore we cannot pin it and might observe the wrong value. + * + * The same is true for autogroup's p->signal->autogroup->tg, the autogroup + * core changes this before calling sched_move_task(). + * + * Instead we use a 'copy' which is updated from sched_move_task() while + * holding both task_struct::pi_lock and rq::lock. */ static inline struct task_group *task_group(struct task_struct *p) { - struct task_group *tg; - struct cgroup_subsys_state *css; - - css = task_subsys_state_check(p, cpu_cgroup_subsys_id, - lockdep_is_held(&p->pi_lock) || - lockdep_is_held(&task_rq(p)->lock)); - tg = container_of(css, struct task_group, css); - - return autogroup_task_group(p, tg); + return p->sched_task_group; } /* Change a task's cfs_rq and parent entity if it moves across CPUs/groups */ diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 4a08472..a057ed4 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -145,6 +145,7 @@ static void tick_nohz_update_jiffies(ktime_t now) tick_do_update_jiffies64(now); local_irq_restore(flags); + calc_load_exit_idle(); touch_softlockup_watchdog(); } diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 3447cfa..63c88c1 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -384,7 +384,7 @@ int do_settimeofday(const struct timespec *tv) struct timespec ts_delta; unsigned long flags; - if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC) + if (!timespec_valid_strict(tv)) return -EINVAL; write_seqlock_irqsave(&timekeeper.lock, flags); @@ -418,6 +418,8 @@ EXPORT_SYMBOL(do_settimeofday); int timekeeping_inject_offset(struct timespec *ts) { unsigned long flags; + struct timespec tmp; + int ret = 0; if ((unsigned long)ts->tv_nsec >= NSEC_PER_SEC) return -EINVAL; @@ -426,10 +428,17 @@ int timekeeping_inject_offset(struct timespec *ts) timekeeping_forward_now(); + tmp = timespec_add(timekeeper.xtime, *ts); + if (!timespec_valid_strict(&tmp)) { + ret = -EINVAL; + goto error; + } + timekeeper.xtime = timespec_add(timekeeper.xtime, *ts); timekeeper.wall_to_monotonic = timespec_sub(timekeeper.wall_to_monotonic, *ts); +error: /* even if we error out, we forwarded the time, so call update */ timekeeping_update(true); write_sequnlock_irqrestore(&timekeeper.lock, flags); @@ -437,7 +446,7 @@ int timekeeping_inject_offset(struct timespec *ts) /* signal hrtimers about time change */ clock_was_set(); - return 0; + return ret; } EXPORT_SYMBOL(timekeeping_inject_offset); @@ -597,7 +606,20 @@ void __init timekeeping_init(void) struct timespec now, boot; read_persistent_clock(&now); + if (!timespec_valid_strict(&now)) { + pr_warn("WARNING: Persistent clock returned invalid value!\n" + " Check your CMOS/BIOS settings.\n"); + now.tv_sec = 0; + now.tv_nsec = 0; + } + read_boot_clock(&boot); + if (!timespec_valid_strict(&boot)) { + pr_warn("WARNING: Boot clock returned invalid value!\n" + " Check your CMOS/BIOS settings.\n"); + boot.tv_sec = 0; + boot.tv_nsec = 0; + } seqlock_init(&timekeeper.lock); @@ -643,7 +665,7 @@ static void update_sleep_time(struct timespec t) */ static void __timekeeping_inject_sleeptime(struct timespec *delta) { - if (!timespec_valid(delta)) { + if (!timespec_valid_strict(delta)) { printk(KERN_WARNING "__timekeeping_inject_sleeptime: Invalid " "sleep delta value!\n"); return; @@ -1033,6 +1055,10 @@ static void update_wall_time(void) #else offset = (clock->read(clock) - clock->cycle_last) & clock->mask; #endif + /* Check if there's really nothing to do */ + if (offset < timekeeper.cycle_interval) + goto out; + timekeeper.xtime_nsec = (s64)timekeeper.xtime.tv_nsec << timekeeper.shift; diff --git a/kernel/workqueue.c b/kernel/workqueue.c index bc63253..2016347 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -3441,14 +3441,17 @@ static int __cpuinit trustee_thread(void *__gcwq) for_each_busy_worker(worker, i, pos, gcwq) { struct work_struct *rebind_work = &worker->rebind_work; + unsigned long worker_flags = worker->flags; /* * Rebind_work may race with future cpu hotplug * operations. Use a separate flag to mark that - * rebinding is scheduled. + * rebinding is scheduled. The morphing should + * be atomic. */ - worker->flags |= WORKER_REBIND; - worker->flags &= ~WORKER_ROGUE; + worker_flags |= WORKER_REBIND; + worker_flags &= ~WORKER_ROGUE; + ACCESS_ONCE(worker->flags) = worker_flags; /* queue rebind_work, wq doesn't matter, use the default one */ if (test_and_set_bit(WORK_STRUCT_PENDING_BIT, @@ -3628,18 +3631,17 @@ static int __devinit workqueue_cpu_down_callback(struct notifier_block *nfb, #ifdef CONFIG_SMP struct work_for_cpu { - struct completion completion; + struct work_struct work; long (*fn)(void *); void *arg; long ret; }; -static int do_work_for_cpu(void *_wfc) +static void work_for_cpu_fn(struct work_struct *work) { - struct work_for_cpu *wfc = _wfc; + struct work_for_cpu *wfc = container_of(work, struct work_for_cpu, work); + wfc->ret = wfc->fn(wfc->arg); - complete(&wfc->completion); - return 0; } /** @@ -3654,19 +3656,11 @@ static int do_work_for_cpu(void *_wfc) */ long work_on_cpu(unsigned int cpu, long (*fn)(void *), void *arg) { - struct task_struct *sub_thread; - struct work_for_cpu wfc = { - .completion = COMPLETION_INITIALIZER_ONSTACK(wfc.completion), - .fn = fn, - .arg = arg, - }; + struct work_for_cpu wfc = { .fn = fn, .arg = arg }; - sub_thread = kthread_create(do_work_for_cpu, &wfc, "work_for_cpu"); - if (IS_ERR(sub_thread)) - return PTR_ERR(sub_thread); - kthread_bind(sub_thread, cpu); - wake_up_process(sub_thread); - wait_for_completion(&wfc.completion); + INIT_WORK_ONSTACK(&wfc.work, work_for_cpu_fn); + schedule_work_on(cpu, &wfc.work); + flush_work(&wfc.work); return wfc.ret; } EXPORT_SYMBOL_GPL(work_on_cpu); diff --git a/lib/digsig.c b/lib/digsig.c index 286d558..8c0e629 100644 --- a/lib/digsig.c +++ b/lib/digsig.c @@ -163,9 +163,11 @@ static int digsig_verify_rsa(struct key *key, memcpy(out1 + head, p, l); err = pkcs_1_v1_5_decode_emsa(out1, len, mblen, out2, &len); + if (err) + goto err; - if (!err && len == hlen) - err = memcmp(out2, h, hlen); + if (len != hlen || memcmp(out2, h, hlen)) + err = -EINVAL; err: mpi_free(in); diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 427bb29..0086ac9 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -126,9 +126,6 @@ static void register_page_bootmem_info_section(unsigned long start_pfn) struct mem_section *ms; struct page *page, *memmap; - if (!pfn_valid(start_pfn)) - return; - section_nr = pfn_to_section_nr(start_pfn); ms = __nr_to_section(section_nr); @@ -187,9 +184,16 @@ void register_page_bootmem_info_node(struct pglist_data *pgdat) end_pfn = pfn + pgdat->node_spanned_pages; /* register_section info */ - for (; pfn < end_pfn; pfn += PAGES_PER_SECTION) - register_page_bootmem_info_section(pfn); - + for (; pfn < end_pfn; pfn += PAGES_PER_SECTION) { + /* + * Some platforms can assign the same pfn to multiple nodes - on + * node0 as well as nodeN. To avoid registering a pfn against + * multiple nodes we check that this pfn does not already + * reside in some other node. + */ + if (pfn_valid(pfn) && (pfn_to_nid(pfn) == node)) + register_page_bootmem_info_section(pfn); + } } #endif /* !CONFIG_SPARSEMEM_VMEMMAP */ diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 201b508..34d879e 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -580,7 +580,7 @@ static inline void __free_one_page(struct page *page, combined_idx = buddy_idx & page_idx; higher_page = page + (combined_idx - page_idx); buddy_idx = __find_buddy_index(combined_idx, order + 1); - higher_buddy = page + (buddy_idx - combined_idx); + higher_buddy = higher_page + (buddy_idx - combined_idx); if (page_is_buddy(higher_page, higher_buddy, order + 1)) { list_add_tail(&page->lru, &zone->free_area[order].free_list[migratetype]); diff --git a/net/atm/common.c b/net/atm/common.c index b4b44db..0c0ad93 100644 --- a/net/atm/common.c +++ b/net/atm/common.c @@ -812,6 +812,7 @@ int vcc_getsockopt(struct socket *sock, int level, int optname, if (!vcc->dev || !test_bit(ATM_VF_ADDR, &vcc->flags)) return -ENOTCONN; + memset(&pvc, 0, sizeof(pvc)); pvc.sap_family = AF_ATMPVC; pvc.sap_addr.itf = vcc->dev->number; pvc.sap_addr.vpi = vcc->vpi; diff --git a/net/atm/pvc.c b/net/atm/pvc.c index 3a73491..ae03240 100644 --- a/net/atm/pvc.c +++ b/net/atm/pvc.c @@ -95,6 +95,7 @@ static int pvc_getname(struct socket *sock, struct sockaddr *sockaddr, return -ENOTCONN; *sockaddr_len = sizeof(struct sockaddr_atmpvc); addr = (struct sockaddr_atmpvc *)sockaddr; + memset(addr, 0, sizeof(*addr)); addr->sap_family = AF_ATMPVC; addr->sap_addr.itf = vcc->dev->number; addr->sap_addr.vpi = vcc->vpi; diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 3f18a6e..d74947d 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -42,6 +42,7 @@ #include <net/bluetooth/bluetooth.h> #include <net/bluetooth/hci_core.h> +#include <net/bluetooth/smp.h> static void hci_le_connect(struct hci_conn *conn) { @@ -627,6 +628,9 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type) { BT_DBG("conn %p", conn); + if (conn->type == LE_LINK) + return smp_conn_security(conn, sec_level); + /* For sdp we don't need the link key. */ if (sec_level == BT_SECURITY_SDP) return 1; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 411ace8..730ff46 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -753,6 +753,8 @@ static int hci_dev_do_close(struct hci_dev *hdev) cancel_work_sync(&hdev->le_scan); + cancel_delayed_work(&hdev->power_off); + hci_req_cancel(hdev, ENODEV); hci_req_lock(hdev); diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 5914623..bedc768 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -706,6 +706,7 @@ static int hci_sock_getname(struct socket *sock, struct sockaddr *addr, int *add *addr_len = sizeof(*haddr); haddr->hci_family = AF_BLUETOOTH; haddr->hci_dev = hdev->id; + haddr->hci_channel= 0; release_sock(sk); return 0; @@ -1016,6 +1017,7 @@ static int hci_sock_getsockopt(struct socket *sock, int level, int optname, char { struct hci_filter *f = &hci_pi(sk)->filter; + memset(&uf, 0, sizeof(uf)); uf.type_mask = f->type_mask; uf.opcode = f->opcode; uf.event_mask[0] = *((u32 *) f->event_mask + 0); diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 7568a6f..6204170 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1184,14 +1184,15 @@ clean: static void l2cap_conn_ready(struct l2cap_conn *conn) { struct l2cap_chan *chan; + struct hci_conn *hcon = conn->hcon; BT_DBG("conn %p", conn); - if (!conn->hcon->out && conn->hcon->type == LE_LINK) + if (!hcon->out && hcon->type == LE_LINK) l2cap_le_conn_ready(conn); - if (conn->hcon->out && conn->hcon->type == LE_LINK) - smp_conn_security(conn, conn->hcon->pending_sec_level); + if (hcon->out && hcon->type == LE_LINK) + smp_conn_security(hcon, hcon->pending_sec_level); mutex_lock(&conn->chan_lock); @@ -1199,8 +1200,8 @@ static void l2cap_conn_ready(struct l2cap_conn *conn) l2cap_chan_lock(chan); - if (conn->hcon->type == LE_LINK) { - if (smp_conn_security(conn, chan->sec_level)) + if (hcon->type == LE_LINK) { + if (smp_conn_security(hcon, chan->sec_level)) l2cap_chan_ready(chan); } else if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED) { diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 3bb1611..9c94d44 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -246,6 +246,7 @@ static int l2cap_sock_getname(struct socket *sock, struct sockaddr *addr, int *l BT_DBG("sock %p, sk %p", sock, sk); + memset(la, 0, sizeof(struct sockaddr_l2)); addr->sa_family = AF_BLUETOOTH; *len = sizeof(struct sockaddr_l2); @@ -595,7 +596,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch break; } - if (smp_conn_security(conn, sec.level)) + if (smp_conn_security(conn->hcon, sec.level)) break; sk->sk_state = BT_CONFIG; chan->state = BT_CONFIG; diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 3e5e336..3571450 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -2879,6 +2879,22 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered) if (scan) hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); + if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { + u8 ssp = 1; + + hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &ssp); + } + + if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { + struct hci_cp_write_le_host_supported cp; + + cp.le = 1; + cp.simul = !!(hdev->features[6] & LMP_SIMUL_LE_BR); + + hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, + sizeof(cp), &cp); + } + update_class(hdev); update_name(hdev, hdev->dev_name); update_eir(hdev); diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index e8707de..2df6956 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -547,6 +547,7 @@ static int rfcomm_sock_getname(struct socket *sock, struct sockaddr *addr, int * BT_DBG("sock %p, sk %p", sock, sk); + memset(sa, 0, sizeof(*sa)); sa->rc_family = AF_BLUETOOTH; sa->rc_channel = rfcomm_pi(sk)->channel; if (peer) @@ -841,6 +842,7 @@ static int rfcomm_sock_getsockopt(struct socket *sock, int level, int optname, c } sec.level = rfcomm_pi(sk)->sec_level; + sec.key_size = 0; len = min_t(unsigned int, len, sizeof(sec)); if (copy_to_user(optval, (char *) &sec, len)) diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index d1820ff..6435296 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -461,7 +461,7 @@ static int rfcomm_get_dev_list(void __user *arg) size = sizeof(*dl) + dev_num * sizeof(*di); - dl = kmalloc(size, GFP_KERNEL); + dl = kzalloc(size, GFP_KERNEL); if (!dl) return -ENOMEM; diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 37df4e9..926043c 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -266,10 +266,10 @@ static void smp_failure(struct l2cap_conn *conn, u8 reason, u8 send) mgmt_auth_failed(conn->hcon->hdev, conn->dst, hcon->type, hcon->dst_type, reason); - if (test_and_clear_bit(HCI_CONN_LE_SMP_PEND, &conn->hcon->flags)) { - cancel_delayed_work_sync(&conn->security_timer); + cancel_delayed_work_sync(&conn->security_timer); + + if (test_and_clear_bit(HCI_CONN_LE_SMP_PEND, &conn->hcon->flags)) smp_chan_destroy(conn); - } } #define JUST_WORKS 0x00 @@ -756,9 +756,9 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) return 0; } -int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level) +int smp_conn_security(struct hci_conn *hcon, __u8 sec_level) { - struct hci_conn *hcon = conn->hcon; + struct l2cap_conn *conn = hcon->l2cap_data; struct smp_chan *smp = conn->smp_chan; __u8 authreq; diff --git a/net/core/dev.c b/net/core/dev.c index a000840..e2215ee 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1055,6 +1055,8 @@ rollback: */ int dev_set_alias(struct net_device *dev, const char *alias, size_t len) { + char *new_ifalias; + ASSERT_RTNL(); if (len >= IFALIASZ) @@ -1068,9 +1070,10 @@ int dev_set_alias(struct net_device *dev, const char *alias, size_t len) return 0; } - dev->ifalias = krealloc(dev->ifalias, len + 1, GFP_KERNEL); - if (!dev->ifalias) + new_ifalias = krealloc(dev->ifalias, len + 1, GFP_KERNEL); + if (!new_ifalias) return -ENOMEM; + dev->ifalias = new_ifalias; strlcpy(dev->ifalias, alias, len+1); return len; @@ -1637,6 +1640,19 @@ static inline int deliver_skb(struct sk_buff *skb, return pt_prev->func(skb, skb->dev, pt_prev, orig_dev); } +static inline bool skb_loop_sk(struct packet_type *ptype, struct sk_buff *skb) +{ + if (ptype->af_packet_priv == NULL) + return false; + + if (ptype->id_match) + return ptype->id_match(ptype, skb->sk); + else if ((struct sock *)ptype->af_packet_priv == skb->sk) + return true; + + return false; +} + /* * Support routine. Sends outgoing frames to any network * taps currently in use. @@ -1654,8 +1670,7 @@ static void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev) * they originated from - MvS (miquels@drinkel.ow.org) */ if ((ptype->dev == dev || !ptype->dev) && - (ptype->af_packet_priv == NULL || - (struct sock *)ptype->af_packet_priv != skb->sk)) { + (!skb_loop_sk(ptype, skb))) { if (pt_prev) { deliver_skb(skb2, pt_prev, skb->dev); pt_prev = ptype; @@ -2119,6 +2134,9 @@ netdev_features_t netif_skb_features(struct sk_buff *skb) __be16 protocol = skb->protocol; netdev_features_t features = skb->dev->features; + if (skb_shinfo(skb)->gso_segs > skb->dev->gso_max_segs) + features &= ~NETIF_F_GSO_MASK; + if (protocol == htons(ETH_P_8021Q)) { struct vlan_ethhdr *veh = (struct vlan_ethhdr *)skb->data; protocol = veh->h_vlan_encapsulated_proto; @@ -5911,6 +5929,7 @@ struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name, dev_net_set(dev, &init_net); dev->gso_max_size = GSO_MAX_SIZE; + dev->gso_max_segs = GSO_MAX_SEGS; INIT_LIST_HEAD(&dev->napi_list); INIT_LIST_HEAD(&dev->unreg_list); diff --git a/net/core/sock.c b/net/core/sock.c index 9e5b71f..fcf8fdf 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1403,6 +1403,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst) } else { sk->sk_route_caps |= NETIF_F_SG | NETIF_F_HW_CSUM; sk->sk_gso_max_size = dst->dev->gso_max_size; + sk->sk_gso_max_segs = dst->dev->gso_max_segs; } } } diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index 8c67bed..ce0d140 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c @@ -531,6 +531,7 @@ static int ccid3_hc_tx_getsockopt(struct sock *sk, const int optname, int len, case DCCP_SOCKOPT_CCID_TX_INFO: if (len < sizeof(tfrc)) return -EINVAL; + memset(&tfrc, 0, sizeof(tfrc)); tfrc.tfrctx_x = hc->tx_x; tfrc.tfrctx_x_recv = hc->tx_x_recv; tfrc.tfrctx_x_calc = hc->tx_x_calc; diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index c94bbc6..9be3d17 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -124,6 +124,8 @@ static DEFINE_SPINLOCK(mfc_unres_lock); static struct kmem_cache *mrt_cachep __read_mostly; static struct mr_table *ipmr_new_table(struct net *net, u32 id); +static void ipmr_free_table(struct mr_table *mrt); + static int ip_mr_forward(struct net *net, struct mr_table *mrt, struct sk_buff *skb, struct mfc_cache *cache, int local); @@ -131,6 +133,7 @@ static int ipmr_cache_report(struct mr_table *mrt, struct sk_buff *pkt, vifi_t vifi, int assert); static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb, struct mfc_cache *c, struct rtmsg *rtm); +static void mroute_clean_tables(struct mr_table *mrt); static void ipmr_expire_process(unsigned long arg); #ifdef CONFIG_IP_MROUTE_MULTIPLE_TABLES @@ -271,7 +274,7 @@ static void __net_exit ipmr_rules_exit(struct net *net) list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) { list_del(&mrt->list); - kfree(mrt); + ipmr_free_table(mrt); } fib_rules_unregister(net->ipv4.mr_rules_ops); } @@ -299,7 +302,7 @@ static int __net_init ipmr_rules_init(struct net *net) static void __net_exit ipmr_rules_exit(struct net *net) { - kfree(net->ipv4.mrt); + ipmr_free_table(net->ipv4.mrt); } #endif @@ -336,6 +339,13 @@ static struct mr_table *ipmr_new_table(struct net *net, u32 id) return mrt; } +static void ipmr_free_table(struct mr_table *mrt) +{ + del_timer_sync(&mrt->ipmr_expire_timer); + mroute_clean_tables(mrt); + kfree(mrt); +} + /* Service routines creating virtual interfaces: DVMRP tunnels and PIMREG */ static void ipmr_del_tunnel(struct net_device *dev, struct vifctl *v) diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 6fcd885..7ac0ce6 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -805,7 +805,9 @@ static unsigned int tcp_xmit_size_goal(struct sock *sk, u32 mss_now, old_size_goal + mss_now > xmit_size_goal)) { xmit_size_goal = old_size_goal; } else { - tp->xmit_size_goal_segs = xmit_size_goal / mss_now; + tp->xmit_size_goal_segs = + min_t(u16, xmit_size_goal / mss_now, + sk->sk_gso_max_segs); xmit_size_goal = tp->xmit_size_goal_segs * mss_now; } } diff --git a/net/ipv4/tcp_cong.c b/net/ipv4/tcp_cong.c index 04dbd7a..41ef65d 100644 --- a/net/ipv4/tcp_cong.c +++ b/net/ipv4/tcp_cong.c @@ -291,7 +291,8 @@ bool tcp_is_cwnd_limited(const struct sock *sk, u32 in_flight) left = tp->snd_cwnd - in_flight; if (sk_can_gso(sk) && left * sysctl_tcp_tso_win_divisor < tp->snd_cwnd && - left * tp->mss_cache < sk->sk_gso_max_size) + left * tp->mss_cache < sk->sk_gso_max_size && + left < sk->sk_gso_max_segs) return true; return left <= tcp_max_tso_deferred_mss(tp); } diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 05fe1f4..262316b 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -3107,13 +3107,14 @@ static void tcp_enter_recovery(struct sock *sk, bool ece_ack) * tcp_xmit_retransmit_queue(). */ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, - int newly_acked_sacked, bool is_dupack, + int prior_sacked, bool is_dupack, int flag) { struct inet_connection_sock *icsk = inet_csk(sk); struct tcp_sock *tp = tcp_sk(sk); int do_lost = is_dupack || ((flag & FLAG_DATA_SACKED) && (tcp_fackets_out(tp) > tp->reordering)); + int newly_acked_sacked = 0; int fast_rexmit = 0; if (WARN_ON(!tp->packets_out && tp->sacked_out)) @@ -3173,6 +3174,7 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, tcp_add_reno_sack(sk); } else do_lost = tcp_try_undo_partial(sk, pkts_acked); + newly_acked_sacked = pkts_acked + tp->sacked_out - prior_sacked; break; case TCP_CA_Loss: if (flag & FLAG_DATA_ACKED) @@ -3194,6 +3196,7 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, if (is_dupack) tcp_add_reno_sack(sk); } + newly_acked_sacked = pkts_acked + tp->sacked_out - prior_sacked; if (icsk->icsk_ca_state <= TCP_CA_Disorder) tcp_try_undo_dsack(sk); @@ -3771,7 +3774,6 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) int prior_packets; int prior_sacked = tp->sacked_out; int pkts_acked = 0; - int newly_acked_sacked = 0; bool frto_cwnd = false; /* If the ack is older than previous acks @@ -3847,8 +3849,6 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) flag |= tcp_clean_rtx_queue(sk, prior_fackets, prior_snd_una); pkts_acked = prior_packets - tp->packets_out; - newly_acked_sacked = (prior_packets - prior_sacked) - - (tp->packets_out - tp->sacked_out); if (tp->frto_counter) frto_cwnd = tcp_process_frto(sk, flag); @@ -3862,7 +3862,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) tcp_may_raise_cwnd(sk, flag)) tcp_cong_avoid(sk, ack, prior_in_flight); is_dupack = !(flag & (FLAG_SND_UNA_ADVANCED | FLAG_NOT_DUP)); - tcp_fastretrans_alert(sk, pkts_acked, newly_acked_sacked, + tcp_fastretrans_alert(sk, pkts_acked, prior_sacked, is_dupack, flag); } else { if ((flag & FLAG_DATA_ACKED) && !frto_cwnd) @@ -3877,7 +3877,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) no_queue: /* If data was DSACKed, see if we can undo a cwnd reduction. */ if (flag & FLAG_DSACKING_ACK) - tcp_fastretrans_alert(sk, pkts_acked, newly_acked_sacked, + tcp_fastretrans_alert(sk, pkts_acked, prior_sacked, is_dupack, flag); /* If this ack opens up a zero window, clear backoff. It was * being used to time the probes, and is probably far higher than @@ -3897,8 +3897,7 @@ old_ack: */ if (TCP_SKB_CB(skb)->sacked) { flag |= tcp_sacktag_write_queue(sk, skb, prior_snd_una); - newly_acked_sacked = tp->sacked_out - prior_sacked; - tcp_fastretrans_alert(sk, pkts_acked, newly_acked_sacked, + tcp_fastretrans_alert(sk, pkts_acked, prior_sacked, is_dupack, flag); } diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 803cbfe..90b10d0 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1334,21 +1334,21 @@ static void tcp_cwnd_validate(struct sock *sk) * when we would be allowed to send the split-due-to-Nagle skb fully. */ static unsigned int tcp_mss_split_point(const struct sock *sk, const struct sk_buff *skb, - unsigned int mss_now, unsigned int cwnd) + unsigned int mss_now, unsigned int max_segs) { const struct tcp_sock *tp = tcp_sk(sk); - u32 needed, window, cwnd_len; + u32 needed, window, max_len; window = tcp_wnd_end(tp) - TCP_SKB_CB(skb)->seq; - cwnd_len = mss_now * cwnd; + max_len = mss_now * max_segs; - if (likely(cwnd_len <= window && skb != tcp_write_queue_tail(sk))) - return cwnd_len; + if (likely(max_len <= window && skb != tcp_write_queue_tail(sk))) + return max_len; needed = min(skb->len, window); - if (cwnd_len <= needed) - return cwnd_len; + if (max_len <= needed) + return max_len; return needed - needed % mss_now; } @@ -1577,7 +1577,8 @@ static bool tcp_tso_should_defer(struct sock *sk, struct sk_buff *skb) limit = min(send_win, cong_win); /* If a full-sized TSO skb can be sent, do it. */ - if (limit >= sk->sk_gso_max_size) + if (limit >= min_t(unsigned int, sk->sk_gso_max_size, + sk->sk_gso_max_segs * tp->mss_cache)) goto send_now; /* Middle in queue won't get any more data, full sendable already? */ @@ -1803,7 +1804,9 @@ static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle, limit = mss_now; if (tso_segs > 1 && !tcp_urg_mode(tp)) limit = tcp_mss_split_point(sk, skb, mss_now, - cwnd_quota); + min_t(unsigned int, + cwnd_quota, + sk->sk_gso_max_segs)); if (skb->len > limit && unlikely(tso_fragment(sk, skb, limit, mss_now, gfp))) diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 8f6411c..938ba6d 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -493,8 +493,7 @@ static void addrconf_forward_change(struct net *net, __s32 newf) struct net_device *dev; struct inet6_dev *idev; - rcu_read_lock(); - for_each_netdev_rcu(net, dev) { + for_each_netdev(net, dev) { idev = __in6_dev_get(dev); if (idev) { int changed = (!idev->cnf.forwarding) ^ (!newf); @@ -503,7 +502,6 @@ static void addrconf_forward_change(struct net *net, __s32 newf) dev_forward_change(idev); } } - rcu_read_unlock(); } static int addrconf_fixup_forwarding(struct ctl_table *table, int *p, int newf) diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index 32b2155..cb6584f7 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -1346,11 +1346,10 @@ static void l2tp_tunnel_free(struct l2tp_tunnel *tunnel) /* Remove from tunnel list */ spin_lock_bh(&pn->l2tp_tunnel_list_lock); list_del_rcu(&tunnel->list); + kfree_rcu(tunnel, rcu); spin_unlock_bh(&pn->l2tp_tunnel_list_lock); - synchronize_rcu(); atomic_dec(&l2tp_tunnel_count); - kfree(tunnel); } /* Create a socket for the tunnel, if one isn't set up by diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h index a38ec6c..56d583e 100644 --- a/net/l2tp/l2tp_core.h +++ b/net/l2tp/l2tp_core.h @@ -163,6 +163,7 @@ struct l2tp_tunnel_cfg { struct l2tp_tunnel { int magic; /* Should be L2TP_TUNNEL_MAGIC */ + struct rcu_head rcu; rwlock_t hlist_lock; /* protect session_hlist */ struct hlist_head session_hlist[L2TP_HASH_SIZE]; /* hashed list of sessions, diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index 35e1e4b..9275471 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -410,6 +410,7 @@ static int l2tp_ip6_getname(struct socket *sock, struct sockaddr *uaddr, lsa->l2tp_family = AF_INET6; lsa->l2tp_flowinfo = 0; lsa->l2tp_scope_id = 0; + lsa->l2tp_unused = 0; if (peer) { if (!lsk->peer_conn_id) return -ENOTCONN; diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c index fe5453c..a13c3e2 100644 --- a/net/llc/af_llc.c +++ b/net/llc/af_llc.c @@ -969,14 +969,13 @@ static int llc_ui_getname(struct socket *sock, struct sockaddr *uaddr, struct sockaddr_llc sllc; struct sock *sk = sock->sk; struct llc_sock *llc = llc_sk(sk); - int rc = 0; + int rc = -EBADF; memset(&sllc, 0, sizeof(sllc)); lock_sock(sk); if (sock_flag(sk, SOCK_ZAPPED)) goto out; *uaddrlen = sizeof(sllc); - memset(uaddr, 0, *uaddrlen); if (peer) { rc = -ENOTCONN; if (sk->sk_state != TCP_ESTABLISHED) diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 95ae431..92028de 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3270,6 +3270,8 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, goto out_unlock; err_clear: + memset(ifmgd->bssid, 0, ETH_ALEN); + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); ifmgd->auth_data = NULL; err_free: kfree(auth_data); @@ -3449,6 +3451,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, err = 0; goto out; err_clear: + memset(ifmgd->bssid, 0, ETH_ALEN); + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); ifmgd->assoc_data = NULL; err_free: kfree(assoc_data); diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 84444dd..72bf32a 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -2759,6 +2759,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) { struct ip_vs_timeout_user t; + memset(&t, 0, sizeof(t)); __ip_vs_get_timeouts(net, &t); if (copy_to_user(user, &t, sizeof(t)) != 0) ret = -EFAULT; diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index b3025a6..20b32fd 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1344,7 +1344,7 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock, if (NULL == siocb->scm) siocb->scm = &scm; - err = scm_send(sock, msg, siocb->scm); + err = scm_send(sock, msg, siocb->scm, true); if (err < 0) return err; @@ -1355,7 +1355,8 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock, dst_pid = addr->nl_pid; dst_group = ffs(addr->nl_groups); err = -EPERM; - if (dst_group && !netlink_capable(sock, NL_NONROOT_SEND)) + if ((dst_group || dst_pid) && + !netlink_capable(sock, NL_NONROOT_SEND)) goto out; } else { dst_pid = nlk->dst_pid; @@ -2124,6 +2125,7 @@ static void __init netlink_add_usersock_entry(void) rcu_assign_pointer(nl_table[NETLINK_USERSOCK].listeners, listeners); nl_table[NETLINK_USERSOCK].module = THIS_MODULE; nl_table[NETLINK_USERSOCK].registered = 1; + nl_table[NETLINK_USERSOCK].nl_nonroot = NL_NONROOT_SEND; netlink_table_ungrab(); } diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c index b6b1d7d..ce5348f 100644 --- a/net/openvswitch/vport-internal_dev.c +++ b/net/openvswitch/vport-internal_dev.c @@ -24,6 +24,9 @@ #include <linux/ethtool.h> #include <linux/skbuff.h> +#include <net/dst.h> +#include <net/xfrm.h> + #include "datapath.h" #include "vport-internal_dev.h" #include "vport-netdev.h" @@ -209,6 +212,11 @@ static int internal_dev_recv(struct vport *vport, struct sk_buff *skb) int len; len = skb->len; + + skb_dst_drop(skb); + nf_reset(skb); + secpath_reset(skb); + skb->dev = netdev; skb->pkt_type = PACKET_HOST; skb->protocol = eth_type_trans(skb, netdev); diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 0f66174..901cffd 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1280,6 +1280,14 @@ static void __fanout_unlink(struct sock *sk, struct packet_sock *po) spin_unlock(&f->lock); } +bool match_fanout_group(struct packet_type *ptype, struct sock * sk) +{ + if (ptype->af_packet_priv == (void*)((struct packet_sock *)sk)->fanout) + return true; + + return false; +} + static int fanout_add(struct sock *sk, u16 id, u16 type_flags) { struct packet_sock *po = pkt_sk(sk); @@ -1332,6 +1340,7 @@ static int fanout_add(struct sock *sk, u16 id, u16 type_flags) match->prot_hook.dev = po->prot_hook.dev; match->prot_hook.func = packet_rcv_fanout; match->prot_hook.af_packet_priv = match; + match->prot_hook.id_match = match_fanout_group; dev_add_pack(&match->prot_hook); list_add(&match->list, &fanout_list); } @@ -1943,7 +1952,6 @@ static void tpacket_destruct_skb(struct sk_buff *skb) if (likely(po->tx_ring.pg_vec)) { ph = skb_shinfo(skb)->destructor_arg; - BUG_ON(__packet_get_status(po, ph) != TP_STATUS_SENDING); BUG_ON(atomic_read(&po->tx_ring.pending) == 0); atomic_dec(&po->tx_ring.pending); __packet_set_status(po, ph, TP_STATUS_AVAILABLE); diff --git a/net/rds/recv.c b/net/rds/recv.c index 5c6e9f1..9f0f17c 100644 --- a/net/rds/recv.c +++ b/net/rds/recv.c @@ -410,6 +410,8 @@ int rds_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, rdsdebug("size %zu flags 0x%x timeo %ld\n", size, msg_flags, timeo); + msg->msg_namelen = 0; + if (msg_flags & MSG_OOB) goto out; @@ -485,6 +487,7 @@ int rds_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, sin->sin_port = inc->i_hdr.h_sport; sin->sin_addr.s_addr = inc->i_saddr; memset(sin->sin_zero, 0, sizeof(sin->sin_zero)); + msg->msg_namelen = sizeof(*sin); } break; } diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c index f10fb82..05d60859 100644 --- a/net/sched/act_gact.c +++ b/net/sched/act_gact.c @@ -67,6 +67,9 @@ static int tcf_gact_init(struct nlattr *nla, struct nlattr *est, struct tcf_common *pc; int ret = 0; int err; +#ifdef CONFIG_GACT_PROB + struct tc_gact_p *p_parm = NULL; +#endif if (nla == NULL) return -EINVAL; @@ -82,6 +85,12 @@ static int tcf_gact_init(struct nlattr *nla, struct nlattr *est, #ifndef CONFIG_GACT_PROB if (tb[TCA_GACT_PROB] != NULL) return -EOPNOTSUPP; +#else + if (tb[TCA_GACT_PROB]) { + p_parm = nla_data(tb[TCA_GACT_PROB]); + if (p_parm->ptype >= MAX_RAND) + return -EINVAL; + } #endif pc = tcf_hash_check(parm->index, a, bind, &gact_hash_info); @@ -103,8 +112,7 @@ static int tcf_gact_init(struct nlattr *nla, struct nlattr *est, spin_lock_bh(&gact->tcf_lock); gact->tcf_action = parm->action; #ifdef CONFIG_GACT_PROB - if (tb[TCA_GACT_PROB] != NULL) { - struct tc_gact_p *p_parm = nla_data(tb[TCA_GACT_PROB]); + if (p_parm) { gact->tcfg_paction = p_parm->paction; gact->tcfg_pval = p_parm->pval; gact->tcfg_ptype = p_parm->ptype; @@ -133,7 +141,7 @@ static int tcf_gact(struct sk_buff *skb, const struct tc_action *a, spin_lock(&gact->tcf_lock); #ifdef CONFIG_GACT_PROB - if (gact->tcfg_ptype && gact_rand[gact->tcfg_ptype] != NULL) + if (gact->tcfg_ptype) action = gact_rand[gact->tcfg_ptype](gact); else action = gact->tcf_action; diff --git a/net/socket.c b/net/socket.c index a990aa9..bce45cc 100644 --- a/net/socket.c +++ b/net/socket.c @@ -2658,6 +2658,7 @@ static int dev_ifconf(struct net *net, struct compat_ifconf __user *uifc32) if (copy_from_user(&ifc32, uifc32, sizeof(struct compat_ifconf))) return -EFAULT; + memset(&ifc, 0, sizeof(ifc)); if (ifc32.ifcbuf == 0) { ifc32.ifc_len = 0; ifc.ifc_len = 0; diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 641f2e4..9aa708c 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -1448,7 +1448,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock, if (NULL == siocb->scm) siocb->scm = &tmp_scm; wait_for_unix_gc(); - err = scm_send(sock, msg, siocb->scm); + err = scm_send(sock, msg, siocb->scm, false); if (err < 0) return err; @@ -1617,7 +1617,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock, if (NULL == siocb->scm) siocb->scm = &tmp_scm; wait_for_unix_gc(); - err = scm_send(sock, msg, siocb->scm); + err = scm_send(sock, msg, siocb->scm, false); if (err < 0) return err; diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 460af03..b01449f 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -340,6 +340,9 @@ static void reg_regdb_search(struct work_struct *work) struct reg_regdb_search_request *request; const struct ieee80211_regdomain *curdom, *regdom; int i, r; + bool set_reg = false; + + mutex_lock(&cfg80211_mutex); mutex_lock(®_regdb_search_mutex); while (!list_empty(®_regdb_search_list)) { @@ -355,9 +358,7 @@ static void reg_regdb_search(struct work_struct *work) r = reg_copy_regd(®dom, curdom); if (r) break; - mutex_lock(&cfg80211_mutex); - set_regdom(regdom); - mutex_unlock(&cfg80211_mutex); + set_reg = true; break; } } @@ -365,6 +366,11 @@ static void reg_regdb_search(struct work_struct *work) kfree(request); } mutex_unlock(®_regdb_search_mutex); + + if (set_reg) + set_regdom(regdom); + + mutex_unlock(&cfg80211_mutex); } static DECLARE_WORK(reg_regdb_work, reg_regdb_search); diff --git a/sound/aoa/codecs/onyx.c b/sound/aoa/codecs/onyx.c index 270790d..4cedc69 100644 --- a/sound/aoa/codecs/onyx.c +++ b/sound/aoa/codecs/onyx.c @@ -997,45 +997,10 @@ static void onyx_exit_codec(struct aoa_codec *codec) onyx->codec.soundbus_dev->detach_codec(onyx->codec.soundbus_dev, onyx); } -static int onyx_create(struct i2c_adapter *adapter, - struct device_node *node, - int addr) -{ - struct i2c_board_info info; - struct i2c_client *client; - - memset(&info, 0, sizeof(struct i2c_board_info)); - strlcpy(info.type, "aoa_codec_onyx", I2C_NAME_SIZE); - info.addr = addr; - info.platform_data = node; - client = i2c_new_device(adapter, &info); - if (!client) - return -ENODEV; - - /* - * We know the driver is already loaded, so the device should be - * already bound. If not it means binding failed, which suggests - * the device doesn't really exist and should be deleted. - * Ideally this would be replaced by better checks _before_ - * instantiating the device. - */ - if (!client->driver) { - i2c_unregister_device(client); - return -ENODEV; - } - - /* - * Let i2c-core delete that device on driver removal. - * This is safe because i2c-core holds the core_lock mutex for us. - */ - list_add_tail(&client->detected, &client->driver->clients); - return 0; -} - static int onyx_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct device_node *node = client->dev.platform_data; + struct device_node *node = client->dev.of_node; struct onyx *onyx; u8 dummy; @@ -1071,40 +1036,6 @@ static int onyx_i2c_probe(struct i2c_client *client, return -ENODEV; } -static int onyx_i2c_attach(struct i2c_adapter *adapter) -{ - struct device_node *busnode, *dev = NULL; - struct pmac_i2c_bus *bus; - - bus = pmac_i2c_adapter_to_bus(adapter); - if (bus == NULL) - return -ENODEV; - busnode = pmac_i2c_get_bus_node(bus); - - while ((dev = of_get_next_child(busnode, dev)) != NULL) { - if (of_device_is_compatible(dev, "pcm3052")) { - const u32 *addr; - printk(KERN_DEBUG PFX "found pcm3052\n"); - addr = of_get_property(dev, "reg", NULL); - if (!addr) - return -ENODEV; - return onyx_create(adapter, dev, (*addr)>>1); - } - } - - /* if that didn't work, try desperate mode for older - * machines that have stuff missing from the device tree */ - - if (!of_device_is_compatible(busnode, "k2-i2c")) - return -ENODEV; - - printk(KERN_DEBUG PFX "found k2-i2c, checking if onyx chip is on it\n"); - /* probe both possible addresses for the onyx chip */ - if (onyx_create(adapter, NULL, 0x46) == 0) - return 0; - return onyx_create(adapter, NULL, 0x47); -} - static int onyx_i2c_remove(struct i2c_client *client) { struct onyx *onyx = i2c_get_clientdata(client); @@ -1117,16 +1048,16 @@ static int onyx_i2c_remove(struct i2c_client *client) } static const struct i2c_device_id onyx_i2c_id[] = { - { "aoa_codec_onyx", 0 }, + { "MAC,pcm3052", 0 }, { } }; +MODULE_DEVICE_TABLE(i2c,onyx_i2c_id); static struct i2c_driver onyx_driver = { .driver = { .name = "aoa_codec_onyx", .owner = THIS_MODULE, }, - .attach_adapter = onyx_i2c_attach, .probe = onyx_i2c_probe, .remove = onyx_i2c_remove, .id_table = onyx_i2c_id, diff --git a/sound/aoa/codecs/tas.c b/sound/aoa/codecs/tas.c index 8e63d1f..c491ae0 100644 --- a/sound/aoa/codecs/tas.c +++ b/sound/aoa/codecs/tas.c @@ -883,43 +883,10 @@ static void tas_exit_codec(struct aoa_codec *codec) } -static int tas_create(struct i2c_adapter *adapter, - struct device_node *node, - int addr) -{ - struct i2c_board_info info; - struct i2c_client *client; - - memset(&info, 0, sizeof(struct i2c_board_info)); - strlcpy(info.type, "aoa_codec_tas", I2C_NAME_SIZE); - info.addr = addr; - info.platform_data = node; - - client = i2c_new_device(adapter, &info); - if (!client) - return -ENODEV; - /* - * We know the driver is already loaded, so the device should be - * already bound. If not it means binding failed, and then there - * is no point in keeping the device instantiated. - */ - if (!client->driver) { - i2c_unregister_device(client); - return -ENODEV; - } - - /* - * Let i2c-core delete that device on driver removal. - * This is safe because i2c-core holds the core_lock mutex for us. - */ - list_add_tail(&client->detected, &client->driver->clients); - return 0; -} - static int tas_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct device_node *node = client->dev.platform_data; + struct device_node *node = client->dev.of_node; struct tas *tas; tas = kzalloc(sizeof(struct tas), GFP_KERNEL); @@ -953,47 +920,6 @@ static int tas_i2c_probe(struct i2c_client *client, return -EINVAL; } -static int tas_i2c_attach(struct i2c_adapter *adapter) -{ - struct device_node *busnode, *dev = NULL; - struct pmac_i2c_bus *bus; - - bus = pmac_i2c_adapter_to_bus(adapter); - if (bus == NULL) - return -ENODEV; - busnode = pmac_i2c_get_bus_node(bus); - - while ((dev = of_get_next_child(busnode, dev)) != NULL) { - if (of_device_is_compatible(dev, "tas3004")) { - const u32 *addr; - printk(KERN_DEBUG PFX "found tas3004\n"); - addr = of_get_property(dev, "reg", NULL); - if (!addr) - continue; - return tas_create(adapter, dev, ((*addr) >> 1) & 0x7f); - } - /* older machines have no 'codec' node with a 'compatible' - * property that says 'tas3004', they just have a 'deq' - * node without any such property... */ - if (strcmp(dev->name, "deq") == 0) { - const u32 *_addr; - u32 addr; - printk(KERN_DEBUG PFX "found 'deq' node\n"); - _addr = of_get_property(dev, "i2c-address", NULL); - if (!_addr) - continue; - addr = ((*_addr) >> 1) & 0x7f; - /* now, if the address doesn't match any of the two - * that a tas3004 can have, we cannot handle this. - * I doubt it ever happens but hey. */ - if (addr != 0x34 && addr != 0x35) - continue; - return tas_create(adapter, dev, addr); - } - } - return -ENODEV; -} - static int tas_i2c_remove(struct i2c_client *client) { struct tas *tas = i2c_get_clientdata(client); @@ -1011,16 +937,16 @@ static int tas_i2c_remove(struct i2c_client *client) } static const struct i2c_device_id tas_i2c_id[] = { - { "aoa_codec_tas", 0 }, + { "MAC,tas3004", 0 }, { } }; +MODULE_DEVICE_TABLE(i2c,tas_i2c_id); static struct i2c_driver tas_driver = { .driver = { .name = "aoa_codec_tas", .owner = THIS_MODULE, }, - .attach_adapter = tas_i2c_attach, .probe = tas_i2c_probe, .remove = tas_i2c_remove, .id_table = tas_i2c_id, diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index c0fa629..f1c6164 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -2325,6 +2325,7 @@ int snd_hda_codec_reset(struct hda_codec *codec) } if (codec->patch_ops.free) codec->patch_ops.free(codec); + memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); snd_hda_jack_tbl_clear(codec); codec->proc_widget_hook = NULL; codec->spec = NULL; @@ -2340,7 +2341,6 @@ int snd_hda_codec_reset(struct hda_codec *codec) codec->num_pcms = 0; codec->pcm_info = NULL; codec->preset = NULL; - memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); codec->slave_dig_outs = NULL; codec->spdif_status_reset = 0; module_put(codec->owner); diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 44d2ab5..7faf28c 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -201,6 +201,7 @@ struct alc_spec { unsigned int vol_in_capsrc:1; /* use capsrc volume (ADC has no vol) */ unsigned int parse_flags; /* passed to snd_hda_parse_pin_defcfg() */ unsigned int shared_mic_hp:1; /* HP/Mic-in sharing */ + unsigned int no_primary_hp:1; /* Don't prefer HP pins to speaker pins */ /* auto-mute control */ int automute_mode; @@ -4182,7 +4183,8 @@ static int alc_parse_auto_config(struct hda_codec *codec, return 0; /* can't find valid BIOS pin config */ } - if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT && + if (!spec->no_primary_hp && + cfg->line_out_type == AUTO_PIN_SPEAKER_OUT && cfg->line_outs <= cfg->hp_outs) { /* use HP as primary out */ cfg->speaker_outs = cfg->line_outs; @@ -4909,6 +4911,7 @@ enum { ALC889_FIXUP_DAC_ROUTE, ALC889_FIXUP_MBP_VREF, ALC889_FIXUP_IMAC91_VREF, + ALC882_FIXUP_NO_PRIMARY_HP, }; static void alc889_fixup_coef(struct hda_codec *codec, @@ -5030,6 +5033,17 @@ static void alc889_fixup_imac91_vref(struct hda_codec *codec, spec->keep_vref_in_automute = 1; } +/* Don't take HP output as primary + * strangely, the speaker output doesn't work on VAIO Z through DAC 0x05 + */ +static void alc882_fixup_no_primary_hp(struct hda_codec *codec, + const struct alc_fixup *fix, int action) +{ + struct alc_spec *spec = codec->spec; + if (action == ALC_FIXUP_ACT_PRE_PROBE) + spec->no_primary_hp = 1; +} + static const struct alc_fixup alc882_fixups[] = { [ALC882_FIXUP_ABIT_AW9D_MAX] = { .type = ALC_FIXUP_PINS, @@ -5212,6 +5226,10 @@ static const struct alc_fixup alc882_fixups[] = { .chained = true, .chain_id = ALC882_FIXUP_GPIO1, }, + [ALC882_FIXUP_NO_PRIMARY_HP] = { + .type = ALC_FIXUP_FUNC, + .v.func = alc882_fixup_no_primary_hp, + }, }; static const struct snd_pci_quirk alc882_fixup_tbl[] = { @@ -5246,6 +5264,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1971, "Asus W2JC", ALC882_FIXUP_ASUS_W2JC), SND_PCI_QUIRK(0x1043, 0x835f, "Asus Eee 1601", ALC888_FIXUP_EEE1601), SND_PCI_QUIRK(0x104d, 0x9047, "Sony Vaio TT", ALC889_FIXUP_VAIO_TT), + SND_PCI_QUIRK(0x104d, 0x905a, "Sony Vaio Z", ALC882_FIXUP_NO_PRIMARY_HP), /* All Apple entries are in codec SSIDs */ SND_PCI_QUIRK(0x106b, 0x00a0, "MacBookPro 3,1", ALC889_FIXUP_MBP_VREF), @@ -5286,6 +5305,7 @@ static const struct alc_model_fixup alc882_fixup_models[] = { {.id = ALC882_FIXUP_ACER_ASPIRE_4930G, .name = "acer-aspire-4930g"}, {.id = ALC882_FIXUP_ACER_ASPIRE_8930G, .name = "acer-aspire-8930g"}, {.id = ALC883_FIXUP_ACER_EAPD, .name = "acer-aspire"}, + {.id = ALC882_FIXUP_NO_PRIMARY_HP, .name = "no-primary-hp"}, {} }; diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index d2f2264..b98aded 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -1075,7 +1075,7 @@ static struct snd_kcontrol_new stac_smux_mixer = { static const char * const slave_pfxs[] = { "Front", "Surround", "Center", "LFE", "Side", - "Headphone", "Speaker", "IEC958", + "Headphone", "Speaker", "IEC958", "PCM", NULL }; diff --git a/sound/pci/ice1712/prodigy_hifi.c b/sound/pci/ice1712/prodigy_hifi.c index 764cc93..075d5aa 100644 --- a/sound/pci/ice1712/prodigy_hifi.c +++ b/sound/pci/ice1712/prodigy_hifi.c @@ -297,6 +297,7 @@ static int ak4396_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem } static const DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -12700, 100, 1); +static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0); static struct snd_kcontrol_new prodigy_hd2_controls[] __devinitdata = { { @@ -307,7 +308,7 @@ static struct snd_kcontrol_new prodigy_hd2_controls[] __devinitdata = { .info = ak4396_dac_vol_info, .get = ak4396_dac_vol_get, .put = ak4396_dac_vol_put, - .tlv = { .p = db_scale_wm_dac }, + .tlv = { .p = ak4396_db_scale }, }, }; diff --git a/sound/soc/codecs/wm2000.c b/sound/soc/codecs/wm2000.c index 0418fa1..45f2faf 100644 --- a/sound/soc/codecs/wm2000.c +++ b/sound/soc/codecs/wm2000.c @@ -675,7 +675,7 @@ static int wm2000_resume(struct snd_soc_codec *codec) #endif static const struct regmap_config wm2000_regmap = { - .reg_bits = 8, + .reg_bits = 16, .val_bits = 8, }; diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c index ddc6cde..2526eca 100644 --- a/sound/soc/samsung/dma.c +++ b/sound/soc/samsung/dma.c @@ -34,9 +34,7 @@ static const struct snd_pcm_hardware dma_hardware = { .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | - SNDRV_PCM_INFO_RESUME, + SNDRV_PCM_INFO_MMAP_VALID, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U8 | @@ -246,15 +244,11 @@ static int dma_trigger(struct snd_pcm_substream *substream, int cmd) switch (cmd) { case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: prtd->state |= ST_RUNNING; prtd->params->ops->trigger(prtd->params->ch); break; case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: prtd->state &= ~ST_RUNNING; prtd->params->ops->stop(prtd->params->ch); break; diff --git a/sound/soc/tegra/tegra_alc5632.c b/sound/soc/tegra/tegra_alc5632.c index 32de700..2f272c5 100644 --- a/sound/soc/tegra/tegra_alc5632.c +++ b/sound/soc/tegra/tegra_alc5632.c @@ -92,7 +92,6 @@ static struct snd_soc_jack_gpio tegra_alc5632_hp_jack_gpio = { .name = "Headset detection", .report = SND_JACK_HEADSET, .debounce_time = 150, - .invert = 1, }; static const struct snd_soc_dapm_widget tegra_alc5632_dapm_widgets[] = { diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index d6e2bb4..060dccb 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -197,7 +197,13 @@ static void prepare_outbound_urb(struct snd_usb_endpoint *ep, /* no data provider, so send silence */ unsigned int offs = 0; for (i = 0; i < ctx->packets; ++i) { - int counts = ctx->packet_size[i]; + int counts; + + if (ctx->packet_size[i]) + counts = ctx->packet_size[i]; + else + counts = snd_usb_endpoint_next_packet_size(ep); + urb->iso_frame_desc[i].offset = offs * ep->stride; urb->iso_frame_desc[i].length = counts * ep->stride; offs += counts; diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index fd5e982..f782ce1 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -1140,6 +1140,12 @@ static void retire_playback_urb(struct snd_usb_substream *subs, int processed = urb->transfer_buffer_length / stride; int est_delay; + /* ignore the delay accounting when procssed=0 is given, i.e. + * silent payloads are procssed before handling the actual data + */ + if (!processed) + return; + spin_lock_irqsave(&subs->lock, flags); est_delay = snd_usb_pcm_delay(subs, runtime->rate); /* update delay with exact number of samples played */
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