diff --git a/Documentation/devicetree/bindings/spi/efm32-spi.txt b/Documentation/devicetree/bindings/spi/efm32-spi.txt index a590ca51be75..f762e11bfe11 100644 --- a/Documentation/devicetree/bindings/spi/efm32-spi.txt +++ b/Documentation/devicetree/bindings/spi/efm32-spi.txt @@ -3,7 +3,7 @@ Required properties: - #address-cells: see spi-bus.txt - #size-cells: see spi-bus.txt -- compatible: should be "efm32,spi" +- compatible: should be "energymicro,efm32-spi" - reg: Offset and length of the register set for the controller - interrupts: pair specifying rx and tx irq - clocks: phandle to the spi clock @@ -15,7 +15,7 @@ Example: spi1: spi@0x4000c400 { /* USART1 */ #address-cells = <1>; #size-cells = <0>; - compatible = "efm32,spi"; + compatible = "energymicro,efm32-spi"; reg = <0x4000c400 0x400>; interrupts = <15 16>; clocks = <&cmu 20>; diff --git a/Documentation/video4linux/gspca.txt b/Documentation/video4linux/gspca.txt index 1e6b6531bbcc..d2ba80bb7af5 100644 --- a/Documentation/video4linux/gspca.txt +++ b/Documentation/video4linux/gspca.txt @@ -55,6 +55,7 @@ zc3xx 0458:700f Genius VideoCam Web V2 sonixj 0458:7025 Genius Eye 311Q sn9c20x 0458:7029 Genius Look 320s sonixj 0458:702e Genius Slim 310 NB +sn9c20x 0458:7045 Genius Look 1320 V2 sn9c20x 0458:704a Genius Slim 1320 sn9c20x 0458:704c Genius i-Look 1321 sn9c20x 045e:00f4 LifeCam VX-6000 (SN9C20x + OV9650) diff --git a/Makefile b/Makefile index cf5d97e60b39..d8adfdbe0344 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 12 -SUBLEVEL = 19 +SUBLEVEL = 20 EXTRAVERSION = NAME = One Giant Leap for Frogkind diff --git a/arch/arc/kernel/entry.S b/arch/arc/kernel/entry.S index b908dde8a331..15588b0611e9 100644 --- a/arch/arc/kernel/entry.S +++ b/arch/arc/kernel/entry.S @@ -610,11 +610,13 @@ resume_user_mode_begin: resume_kernel_mode: -#ifdef CONFIG_PREEMPT - - ; This is a must for preempt_schedule_irq() + ; Disable Interrupts from this point on + ; CONFIG_PREEMPT: This is a must for preempt_schedule_irq() + ; !CONFIG_PREEMPT: To ensure restore_regs is intr safe IRQ_DISABLE r9 +#ifdef CONFIG_PREEMPT + ; Can't preempt if preemption disabled GET_CURR_THR_INFO_FROM_SP r10 ld r8, [r10, THREAD_INFO_PREEMPT_COUNT] diff --git a/arch/arc/plat-arcfpga/Kconfig b/arch/arc/plat-arcfpga/Kconfig index 295cefeb25d3..33058aa40e77 100644 --- a/arch/arc/plat-arcfpga/Kconfig +++ b/arch/arc/plat-arcfpga/Kconfig @@ -33,7 +33,6 @@ config ISS_SMP_EXTN bool "ARC SMP Extensions (ISS Models only)" default n depends on SMP - select ARC_HAS_COH_RTSC help SMP Extensions to ARC700, in a "simulation only" Model, supported in ARC ISS (Instruction Set Simulator). diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 1ad6fb6c094d..e47fcd1e9645 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -892,7 +892,7 @@ config ARCH_MULTI_V5 bool "ARMv5 based platforms (ARM926T, XSCALE, PJ1, ...)" depends on !ARCH_MULTI_V6_V7 select ARCH_MULTI_V4_V5 - select CPU_ARM926T if (!CPU_ARM946E || CPU_ARM1020 || \ + select CPU_ARM926T if !(CPU_ARM946E || CPU_ARM1020 || \ CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || \ CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_FEROCEON) diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi index 2f66deda9f5c..e6e952e32117 100644 --- a/arch/arm/boot/dts/am335x-bone-common.dtsi +++ b/arch/arm/boot/dts/am335x-bone-common.dtsi @@ -120,7 +120,7 @@ musb: usb@47400000 { status = "okay"; - control@44e10000 { + control@44e10620 { status = "okay"; }; @@ -141,7 +141,7 @@ dr_mode = "host"; }; - dma-controller@07402000 { + dma-controller@47402000 { status = "okay"; }; }; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index e8ec8756e498..b2f476911e13 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -174,7 +174,7 @@ musb: usb@47400000 { status = "okay"; - control@44e10000 { + control@44e10620 { status = "okay"; }; @@ -195,7 +195,7 @@ dr_mode = "host"; }; - dma-controller@07402000 { + dma-controller@47402000 { status = "okay"; }; }; diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 4f339fa91c57..521d92afc78a 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -211,7 +211,7 @@ musb: usb@47400000 { status = "okay"; - control@44e10000 { + control@44e10620 { status = "okay"; }; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index f9c5da9c7fe1..e9b6775299d0 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -346,7 +346,7 @@ ti,hwmods = "usb_otg_hs"; status = "disabled"; - ctrl_mod: control@44e10000 { + ctrl_mod: control@44e10620 { compatible = "ti,am335x-usb-ctrl-module"; reg = <0x44e10620 0x10 0x44e10648 0x4>; @@ -449,7 +449,7 @@ "tx14", "tx15"; }; - cppi41dma: dma-controller@07402000 { + cppi41dma: dma-controller@47402000 { compatible = "ti,am3359-cppi41"; reg = <0x47400000 0x1000 0x47402000 0x1000 diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi index 364a63dce6c5..beae26c4f3fb 100644 --- a/arch/arm/boot/dts/armada-370-xp.dtsi +++ b/arch/arm/boot/dts/armada-370-xp.dtsi @@ -156,6 +156,7 @@ #size-cells = <0>; compatible = "marvell,orion-mdio"; reg = <0x72004 0x4>; + clocks = <&gateclk 4>; }; eth0: ethernet@70000 { diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index cee55fa33731..47fa5aba20a1 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -286,6 +286,7 @@ regulator-name = "vdd_g3d"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; + regulator-always-on; regulator-boot-on; op_mode = <1>; }; diff --git a/arch/arm/include/asm/div64.h b/arch/arm/include/asm/div64.h index 191ada6e4d2d..662c7bd06108 100644 --- a/arch/arm/include/asm/div64.h +++ b/arch/arm/include/asm/div64.h @@ -156,7 +156,7 @@ /* Select the best insn combination to perform the */ \ /* actual __m * __n / (__p << 64) operation. */ \ if (!__c) { \ - asm ( "umull %Q0, %R0, %1, %Q2\n\t" \ + asm ( "umull %Q0, %R0, %Q1, %Q2\n\t" \ "mov %Q0, #0" \ : "=&r" (__res) \ : "r" (__m), "r" (__n) \ diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h index e42cf597f6e6..2aff798fbef4 100644 --- a/arch/arm/include/asm/futex.h +++ b/arch/arm/include/asm/futex.h @@ -3,11 +3,6 @@ #ifdef __KERNEL__ -#if defined(CONFIG_CPU_USE_DOMAINS) && defined(CONFIG_SMP) -/* ARM doesn't provide unprivileged exclusive memory accessors */ -#include -#else - #include #include #include @@ -164,6 +159,5 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) return ret; } -#endif /* !(CPU_USE_DOMAINS && SMP) */ #endif /* __KERNEL__ */ #endif /* _ASM_ARM_FUTEX_H */ diff --git a/arch/arm/include/asm/pgtable-2level.h b/arch/arm/include/asm/pgtable-2level.h index f97ee02386ee..c98c9c89b95c 100644 --- a/arch/arm/include/asm/pgtable-2level.h +++ b/arch/arm/include/asm/pgtable-2level.h @@ -140,6 +140,7 @@ #define L_PTE_MT_DEV_NONSHARED (_AT(pteval_t, 0x0c) << 2) /* 1100 */ #define L_PTE_MT_DEV_WC (_AT(pteval_t, 0x09) << 2) /* 1001 */ #define L_PTE_MT_DEV_CACHED (_AT(pteval_t, 0x0b) << 2) /* 1011 */ +#define L_PTE_MT_VECTORS (_AT(pteval_t, 0x0f) << 2) /* 1111 */ #define L_PTE_MT_MASK (_AT(pteval_t, 0x0f) << 2) #ifndef __ASSEMBLY__ diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index 141baa3f9a72..cbd61977c996 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -48,6 +48,5 @@ */ #define __IGNORE_fadvise64_64 #define __IGNORE_migrate_pages -#define __IGNORE_kcmp #endif /* __ASM_ARM_UNISTD_H */ diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index 57221e349a7c..faa3d4c41ece 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -181,3 +181,10 @@ void machine_kexec(struct kimage *image) soft_restart(reboot_code_buffer_phys); } + +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_ARM_LPAE + VMCOREINFO_CONFIG(ARM_LPAE); +#endif +} diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index cb79a5dd6d96..fe59e4a19022 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -41,6 +41,8 @@ static unsigned long hyp_idmap_start; static unsigned long hyp_idmap_end; static phys_addr_t hyp_idmap_vector; +#define pgd_order get_order(PTRS_PER_PGD * sizeof(pgd_t)) + static void kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa) { /* @@ -172,14 +174,14 @@ void free_boot_hyp_pgd(void) if (boot_hyp_pgd) { unmap_range(NULL, boot_hyp_pgd, hyp_idmap_start, PAGE_SIZE); unmap_range(NULL, boot_hyp_pgd, TRAMPOLINE_VA, PAGE_SIZE); - kfree(boot_hyp_pgd); + free_pages((unsigned long)boot_hyp_pgd, pgd_order); boot_hyp_pgd = NULL; } if (hyp_pgd) unmap_range(NULL, hyp_pgd, TRAMPOLINE_VA, PAGE_SIZE); - kfree(init_bounce_page); + free_page((unsigned long)init_bounce_page); init_bounce_page = NULL; mutex_unlock(&kvm_hyp_pgd_mutex); @@ -209,7 +211,7 @@ void free_hyp_pgds(void) for (addr = VMALLOC_START; is_vmalloc_addr((void*)addr); addr += PGDIR_SIZE) unmap_range(NULL, hyp_pgd, KERN_TO_HYP(addr), PGDIR_SIZE); - kfree(hyp_pgd); + free_pages((unsigned long)hyp_pgd, pgd_order); hyp_pgd = NULL; } @@ -781,7 +783,7 @@ int kvm_mmu_init(void) size_t len = __hyp_idmap_text_end - __hyp_idmap_text_start; phys_addr_t phys_base; - init_bounce_page = kmalloc(PAGE_SIZE, GFP_KERNEL); + init_bounce_page = (void *)__get_free_page(GFP_KERNEL); if (!init_bounce_page) { kvm_err("Couldn't allocate HYP init bounce page\n"); err = -ENOMEM; @@ -807,8 +809,9 @@ int kvm_mmu_init(void) (unsigned long)phys_base); } - hyp_pgd = kzalloc(PTRS_PER_PGD * sizeof(pgd_t), GFP_KERNEL); - boot_hyp_pgd = kzalloc(PTRS_PER_PGD * sizeof(pgd_t), GFP_KERNEL); + hyp_pgd = (pgd_t *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, pgd_order); + boot_hyp_pgd = (pgd_t *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, pgd_order); + if (!hyp_pgd || !boot_hyp_pgd) { kvm_err("Hyp mode PGD not allocated\n"); err = -ENOMEM; diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index e022a869bff2..6037a9a01ed5 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -222,6 +222,7 @@ void __init ti81xx_init_irq(void) static inline void omap_intc_handle_irq(void __iomem *base_addr, struct pt_regs *regs) { u32 irqnr; + int handled_irq = 0; do { irqnr = readl_relaxed(base_addr + 0x98); @@ -249,8 +250,15 @@ out: if (irqnr) { irqnr = irq_find_mapping(domain, irqnr); handle_IRQ(irqnr, regs); + handled_irq = 1; } } while (irqnr); + + /* If an irq is masked or deasserted while active, we will + * keep ending up here with no irq handled. So remove it from + * the INTC with an ack.*/ + if (!handled_irq) + omap_ack_irq(NULL); } asmlinkage void __exception_irq_entry omap2_intc_handle_irq(struct pt_regs *regs) diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 60f23440082e..857e76c38a15 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -1968,7 +1968,7 @@ static struct omap_hwmod_irq_info omap3xxx_usb_host_hs_irqs[] = { static struct omap_hwmod omap3xxx_usb_host_hs_hwmod = { .name = "usb_host_hs", .class = &omap3xxx_usb_host_hs_hwmod_class, - .clkdm_name = "l3_init_clkdm", + .clkdm_name = "usbhost_clkdm", .mpu_irqs = omap3xxx_usb_host_hs_irqs, .main_clk = "usbhost_48m_fck", .prcm = { @@ -2053,7 +2053,7 @@ static struct omap_hwmod_irq_info omap3xxx_usb_tll_hs_irqs[] = { static struct omap_hwmod omap3xxx_usb_tll_hs_hwmod = { .name = "usb_tll_hs", .class = &omap3xxx_usb_tll_hs_hwmod_class, - .clkdm_name = "l3_init_clkdm", + .clkdm_name = "core_l4_clkdm", .mpu_irqs = omap3xxx_usb_tll_hs_irqs, .main_clk = "usbtll_fck", .prcm = { diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index 7bdd22afce69..d4d0fce325c7 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -103,7 +103,7 @@ static inline void enable_omap3630_toggle_l2_on_restore(void) { } #define PM_OMAP4_ROM_SMP_BOOT_ERRATUM_GICD (1 << 0) -#if defined(CONFIG_ARCH_OMAP4) +#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4) extern u16 pm44xx_errata; #define IS_PM44XX_ERRATUM(id) (pm44xx_errata & (id)) #else diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index cd2c88e7a8f7..b3b1b883bd08 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -446,7 +446,6 @@ config CPU_32v5 config CPU_32v6 bool - select CPU_USE_DOMAINS if CPU_V6 && MMU select TLS_REG_EMUL if !CPU_32v6K && !MMU config CPU_32v6K @@ -671,7 +670,7 @@ config ARM_VIRT_EXT config SWP_EMULATE bool "Emulate SWP/SWPB instructions" - depends on !CPU_USE_DOMAINS && CPU_V7 + depends on CPU_V7 default y if SMP select HAVE_PROC_CPU if PROC_FS help diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 0222ba7603af..b7c987dbb604 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -464,6 +464,16 @@ static void __init build_mem_type_table(void) s2_device_pgprot = mem_types[MT_DEVICE].prot_pte_s2; /* + * We don't use domains on ARMv6 (since this causes problems with + * v6/v7 kernels), so we must use a separate memory type for user + * r/o, kernel r/w to map the vectors page. + */ +#ifndef CONFIG_ARM_LPAE + if (cpu_arch == CPU_ARCH_ARMv6) + vecs_pgprot |= L_PTE_MT_VECTORS; +#endif + + /* * ARMv6 and above have extended page tables. */ if (cpu_arch >= CPU_ARCH_ARMv6 && (cr & CR_XP)) { diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S index e3c48a3fe063..ee1d80593958 100644 --- a/arch/arm/mm/proc-macros.S +++ b/arch/arm/mm/proc-macros.S @@ -112,13 +112,9 @@ * 100x 1 0 1 r/o no acc * 10x0 1 0 1 r/o no acc * 1011 0 0 1 r/w no acc - * 110x 0 1 0 r/w r/o - * 11x0 0 1 0 r/w r/o - * 1111 0 1 1 r/w r/w - * - * If !CONFIG_CPU_USE_DOMAINS, the following permissions are changed: * 110x 1 1 1 r/o r/o * 11x0 1 1 1 r/o r/o + * 1111 0 1 1 r/w r/w */ .macro armv6_mt_table pfx \pfx\()_mt_table: @@ -137,7 +133,7 @@ .long PTE_EXT_TEX(2) @ L_PTE_MT_DEV_NONSHARED .long 0x00 @ unused .long 0x00 @ unused - .long 0x00 @ unused + .long PTE_CACHEABLE | PTE_BUFFERABLE | PTE_EXT_APX @ L_PTE_MT_VECTORS .endm .macro armv6_set_pte_ext pfx @@ -158,24 +154,21 @@ tst r1, #L_PTE_USER orrne r3, r3, #PTE_EXT_AP1 -#ifdef CONFIG_CPU_USE_DOMAINS - @ allow kernel read/write access to read-only user pages tstne r3, #PTE_EXT_APX - bicne r3, r3, #PTE_EXT_APX | PTE_EXT_AP0 -#endif + + @ user read-only -> kernel read-only + bicne r3, r3, #PTE_EXT_AP0 tst r1, #L_PTE_XN orrne r3, r3, #PTE_EXT_XN - orr r3, r3, r2 + eor r3, r3, r2 tst r1, #L_PTE_YOUNG tstne r1, #L_PTE_PRESENT moveq r3, #0 -#ifndef CONFIG_CPU_USE_DOMAINS tstne r1, #L_PTE_NONE movne r3, #0 -#endif str r3, [r0] mcr p15, 0, r0, c7, c10, 1 @ flush_pte diff --git a/arch/arm/mm/proc-v7-2level.S b/arch/arm/mm/proc-v7-2level.S index bdd3be4be77a..1f52915f2b28 100644 --- a/arch/arm/mm/proc-v7-2level.S +++ b/arch/arm/mm/proc-v7-2level.S @@ -90,21 +90,14 @@ ENTRY(cpu_v7_set_pte_ext) tst r1, #L_PTE_USER orrne r3, r3, #PTE_EXT_AP1 -#ifdef CONFIG_CPU_USE_DOMAINS - @ allow kernel read/write access to read-only user pages - tstne r3, #PTE_EXT_APX - bicne r3, r3, #PTE_EXT_APX | PTE_EXT_AP0 -#endif tst r1, #L_PTE_XN orrne r3, r3, #PTE_EXT_XN tst r1, #L_PTE_YOUNG tstne r1, #L_PTE_VALID -#ifndef CONFIG_CPU_USE_DOMAINS eorne r1, r1, #L_PTE_NONE tstne r1, #L_PTE_NONE -#endif moveq r3, #0 ARM( str r3, [r0, #2048]! ) diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 82d95a7e9466..05fe332c1061 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -168,7 +168,7 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) { if (pte_valid_user(pte)) { - if (pte_exec(pte)) + if (!pte_special(pte) && pte_exec(pte)) __sync_icache_dcache(pte, addr); if (!pte_dirty(pte)) pte = pte_wrprotect(pte); @@ -253,11 +253,11 @@ static inline int has_transparent_hugepage(void) * Mark the prot value as uncacheable and unbufferable. */ #define pgprot_noncached(prot) \ - __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_DEVICE_nGnRnE)) + __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_DEVICE_nGnRnE) | PTE_PXN | PTE_UXN) #define pgprot_writecombine(prot) \ - __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_NC)) + __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_NC) | PTE_PXN | PTE_UXN) #define pgprot_dmacoherent(prot) \ - __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_NC)) + __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_NC) | PTE_PXN | PTE_UXN) #define __HAVE_PHYS_MEM_ACCESS_PROT struct file; extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, diff --git a/arch/mips/kvm/kvm_mips_emul.c b/arch/mips/kvm/kvm_mips_emul.c index 4b6274b47f33..e75ef8219caf 100644 --- a/arch/mips/kvm/kvm_mips_emul.c +++ b/arch/mips/kvm/kvm_mips_emul.c @@ -1571,17 +1571,17 @@ kvm_mips_handle_ri(unsigned long cause, uint32_t *opc, arch->gprs[rt] = kvm_read_c0_guest_userlocal(cop0); #else /* UserLocal not implemented */ - er = kvm_mips_emulate_ri_exc(cause, opc, run, vcpu); + er = EMULATE_FAIL; #endif break; default: - printk("RDHWR not supported\n"); + kvm_debug("RDHWR %#x not supported @ %p\n", rd, opc); er = EMULATE_FAIL; break; } } else { - printk("Emulate RI not supported @ %p: %#x\n", opc, inst); + kvm_debug("Emulate RI not supported @ %p: %#x\n", opc, inst); er = EMULATE_FAIL; } @@ -1590,6 +1590,7 @@ kvm_mips_handle_ri(unsigned long cause, uint32_t *opc, */ if (er == EMULATE_FAIL) { vcpu->arch.pc = curr_pc; + er = kvm_mips_emulate_ri_exc(cause, opc, run, vcpu); } return er; } diff --git a/arch/mips/power/hibernate.S b/arch/mips/power/hibernate.S index 7e0277a1048f..32a7c828f073 100644 --- a/arch/mips/power/hibernate.S +++ b/arch/mips/power/hibernate.S @@ -43,6 +43,7 @@ LEAF(swsusp_arch_resume) bne t1, t3, 1b PTR_L t0, PBE_NEXT(t0) bnez t0, 0b + jal local_flush_tlb_all /* Avoid TLB mismatch after kernel resume */ PTR_LA t0, saved_regs PTR_L ra, PT_R31(t0) PTR_L sp, PT_R29(t0) diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h index a613d2c82fd9..b142b8e0ed9e 100644 --- a/arch/powerpc/include/asm/compat.h +++ b/arch/powerpc/include/asm/compat.h @@ -8,7 +8,11 @@ #include #define COMPAT_USER_HZ 100 +#ifdef __BIG_ENDIAN__ #define COMPAT_UTS_MACHINE "ppc\0\0" +#else +#define COMPAT_UTS_MACHINE "ppcle\0\0" +#endif typedef u32 compat_size_t; typedef s32 compat_ssize_t; diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index 7ca729cac073..cb9c1740cee0 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -208,6 +208,7 @@ #define SPRN_ACOP 0x1F /* Available Coprocessor Register */ #define SPRN_TFIAR 0x81 /* Transaction Failure Inst Addr */ #define SPRN_TEXASR 0x82 /* Transaction EXception & Summary */ +#define TEXASR_FS __MASK(63-36) /* Transaction Failure Summary */ #define SPRN_TEXASRU 0x83 /* '' '' '' Upper 32 */ #define SPRN_TFHAR 0x80 /* Transaction Failure Handler Addr */ #define SPRN_CTRLF 0x088 diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index aa75b2beba7d..f1106103634b 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -525,6 +525,31 @@ out_and_saveregs: tm_save_sprs(thr); } +extern void __tm_recheckpoint(struct thread_struct *thread, + unsigned long orig_msr); + +void tm_recheckpoint(struct thread_struct *thread, + unsigned long orig_msr) +{ + unsigned long flags; + + /* We really can't be interrupted here as the TEXASR registers can't + * change and later in the trecheckpoint code, we have a userspace R1. + * So let's hard disable over this region. + */ + local_irq_save(flags); + hard_irq_disable(); + + /* The TM SPRs are restored here, so that TEXASR.FS can be set + * before the trecheckpoint and no explosion occurs. + */ + tm_restore_sprs(thread); + + __tm_recheckpoint(thread, orig_msr); + + local_irq_restore(flags); +} + static inline void tm_recheckpoint_new_task(struct task_struct *new) { unsigned long msr; @@ -543,13 +568,10 @@ static inline void tm_recheckpoint_new_task(struct task_struct *new) if (!new->thread.regs) return; - /* The TM SPRs are restored here, so that TEXASR.FS can be set - * before the trecheckpoint and no explosion occurs. - */ - tm_restore_sprs(&new->thread); - - if (!MSR_TM_ACTIVE(new->thread.regs->msr)) + if (!MSR_TM_ACTIVE(new->thread.regs->msr)){ + tm_restore_sprs(&new->thread); return; + } msr = new->thread.tm_orig_msr; /* Recheckpoint to restore original checkpointed register state. */ TM_DEBUG("*** tm_recheckpoint of pid %d " diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c index fea2dba1226c..50606e4261a1 100644 --- a/arch/powerpc/kernel/signal_32.c +++ b/arch/powerpc/kernel/signal_32.c @@ -872,6 +872,8 @@ static long restore_tm_user_regs(struct pt_regs *regs, * transactional versions should be loaded. */ tm_enable(); + /* Make sure the transaction is marked as failed */ + current->thread.tm_texasr |= TEXASR_FS; /* This loads the checkpointed FP/VEC state, if used */ tm_recheckpoint(¤t->thread, msr); /* Get the top half of the MSR */ diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index 36b1d1daa236..4456779dba1c 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -519,6 +519,8 @@ static long restore_tm_sigcontexts(struct pt_regs *regs, } #endif tm_enable(); + /* Make sure the transaction is marked as failed */ + current->thread.tm_texasr |= TEXASR_FS; /* This loads the checkpointed FP/VEC state, if used */ tm_recheckpoint(¤t->thread, msr); diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S index cd809eaa8b5c..8b0518519f9f 100644 --- a/arch/powerpc/kernel/tm.S +++ b/arch/powerpc/kernel/tm.S @@ -306,7 +306,7 @@ dont_backup_fp: * Call with IRQs off, stacks get all out of sync for * some periods in here! */ -_GLOBAL(tm_recheckpoint) +_GLOBAL(__tm_recheckpoint) mfcr r5 mflr r0 std r5, 8(r1) diff --git a/arch/s390/include/asm/ccwdev.h b/arch/s390/include/asm/ccwdev.h index f201af8be580..31b5ca8f8c3d 100644 --- a/arch/s390/include/asm/ccwdev.h +++ b/arch/s390/include/asm/ccwdev.h @@ -219,7 +219,7 @@ extern void ccw_device_get_id(struct ccw_device *, struct ccw_dev_id *); #define to_ccwdev(n) container_of(n, struct ccw_device, dev) #define to_ccwdrv(n) container_of(n, struct ccw_driver, driver) -extern struct ccw_device *ccw_device_probe_console(void); +extern struct ccw_device *ccw_device_probe_console(struct ccw_driver *); extern void ccw_device_wait_idle(struct ccw_device *); extern int ccw_device_force_console(struct ccw_device *); diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 776dafe918db..48bb1c129963 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -788,7 +788,8 @@ rerun_vcpu: if (rc) break; if (kvm_is_ucontrol(vcpu->kvm)) - rc = -EOPNOTSUPP; + /* Don't exit for host interrupts. */ + rc = vcpu->arch.sie_block->icptcode ? -EOPNOTSUPP : 0; else rc = kvm_handle_sie_intercept(vcpu); } while (!signal_pending(current) && !rc); diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index 96a4b150f958..906fba63b66d 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -276,7 +276,6 @@ static void bpf_jit_noleaks(struct bpf_jit *jit, struct sock_filter *filter) case BPF_S_LD_W_IND: case BPF_S_LD_H_IND: case BPF_S_LD_B_IND: - case BPF_S_LDX_B_MSH: case BPF_S_LD_IMM: case BPF_S_LD_MEM: case BPF_S_MISC_TXA: diff --git a/arch/sh/kernel/dumpstack.c b/arch/sh/kernel/dumpstack.c index b959f5592604..8dfe645bcc4b 100644 --- a/arch/sh/kernel/dumpstack.c +++ b/arch/sh/kernel/dumpstack.c @@ -115,7 +115,7 @@ static int print_trace_stack(void *data, char *name) */ static void print_trace_address(void *data, unsigned long addr, int reliable) { - printk(data); + printk("%s", (char *)data); printk_address(addr, reliable); } diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c index b7388a425f09..9b883a89aad5 100644 --- a/arch/x86/boot/compressed/eboot.c +++ b/arch/x86/boot/compressed/eboot.c @@ -865,6 +865,9 @@ fail: * Because the x86 boot code expects to be passed a boot_params we * need to create one ourselves (usually the bootloader would create * one for us). + * + * The caller is responsible for filling out ->code32_start in the + * returned boot_params. */ struct boot_params *make_boot_params(void *handle, efi_system_table_t *_table) { @@ -921,8 +924,6 @@ struct boot_params *make_boot_params(void *handle, efi_system_table_t *_table) hdr->vid_mode = 0xffff; hdr->boot_flag = 0xAA55; - hdr->code32_start = (__u64)(unsigned long)image->image_base; - hdr->type_of_loader = 0x21; /* Convert unicode cmdline to ascii */ diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S index 5d6f6891b188..b1bd969e26aa 100644 --- a/arch/x86/boot/compressed/head_32.S +++ b/arch/x86/boot/compressed/head_32.S @@ -50,6 +50,13 @@ ENTRY(efi_pe_entry) pushl %eax pushl %esi pushl %ecx + + call reloc +reloc: + popl %ecx + subl reloc, %ecx + movl %ecx, BP_code32_start(%eax) + sub $0x4, %esp ENTRY(efi_stub_entry) @@ -63,12 +70,7 @@ ENTRY(efi_stub_entry) hlt jmp 1b 2: - call 3f -3: - popl %eax - subl $3b, %eax - subl BP_pref_address(%esi), %eax - add BP_code32_start(%esi), %eax + movl BP_code32_start(%esi), %eax leal preferred_addr(%eax), %eax jmp *%eax diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S index c337422b575d..a55840367359 100644 --- a/arch/x86/boot/compressed/head_64.S +++ b/arch/x86/boot/compressed/head_64.S @@ -215,6 +215,8 @@ ENTRY(efi_pe_entry) cmpq $0,%rax je 1f mov %rax, %rdx + leaq startup_32(%rip), %rax + movl %eax, BP_code32_start(%rdx) popq %rsi popq %rdi @@ -228,12 +230,7 @@ ENTRY(efi_stub_entry) hlt jmp 1b 2: - call 3f -3: - popq %rax - subq $3b, %rax - subq BP_pref_address(%rsi), %rax - add BP_code32_start(%esi), %eax + movl BP_code32_start(%esi), %eax leaq preferred_addr(%rax), %rax jmp *%rax diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c index e6253195a301..1ffc32dbe450 100644 --- a/arch/x86/kernel/ftrace.c +++ b/arch/x86/kernel/ftrace.c @@ -659,8 +659,8 @@ ftrace_modify_code(unsigned long ip, unsigned const char *old_code, ret = -EPERM; goto out; } - run_sync(); out: + run_sync(); return ret; fail_update: diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c index ebc987398923..af1d14a9ebda 100644 --- a/arch/x86/kernel/ldt.c +++ b/arch/x86/kernel/ldt.c @@ -229,6 +229,17 @@ static int write_ldt(void __user *ptr, unsigned long bytecount, int oldmode) } } + /* + * On x86-64 we do not support 16-bit segments due to + * IRET leaking the high bits of the kernel stack address. + */ +#ifdef CONFIG_X86_64 + if (!ldt_info.seg_32bit) { + error = -EINVAL; + goto out_unlock; + } +#endif + fill_ldt(&ldt, &ldt_info); if (oldmode) ldt.avl = 0; diff --git a/drivers/acpi/acpica/nsrepair.c b/drivers/acpi/acpica/nsrepair.c index f8e71ea60319..b2d247356c7d 100644 --- a/drivers/acpi/acpica/nsrepair.c +++ b/drivers/acpi/acpica/nsrepair.c @@ -207,13 +207,30 @@ acpi_ns_simple_repair(struct acpi_evaluate_info *info, * this predefined name. Either one return value is expected, or none, * for both methods and other objects. * - * Exit now if there is no return object. Warning if one was expected. + * Try to fix if there was no return object. Warning if failed to fix. */ if (!return_object) { if (expected_btypes && (!(expected_btypes & ACPI_RTYPE_NONE))) { - ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname, - ACPI_WARN_ALWAYS, - "Missing expected return value")); + if (package_index != ACPI_NOT_PACKAGE_ELEMENT) { + ACPI_WARN_PREDEFINED((AE_INFO, + info->full_pathname, + ACPI_WARN_ALWAYS, + "Found unexpected NULL package element")); + + status = + acpi_ns_repair_null_element(info, + expected_btypes, + package_index, + return_object_ptr); + if (ACPI_SUCCESS(status)) { + return (AE_OK); /* Repair was successful */ + } + } else { + ACPI_WARN_PREDEFINED((AE_INFO, + info->full_pathname, + ACPI_WARN_ALWAYS, + "Missing expected return value")); + } return (AE_AML_NO_RETURN_VALUE); } diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index dc11b7a64376..b4bdb8859485 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1169,18 +1169,18 @@ int ahci_host_activate(struct ata_host *host, int irq, unsigned int n_msis) return rc; for (i = 0; i < host->n_ports; i++) { - const char* desc; struct ahci_port_priv *pp = host->ports[i]->private_data; - /* pp is NULL for dummy ports */ - if (pp) - desc = pp->irq_desc; - else - desc = dev_driver_string(host->dev); + /* Do not receive interrupts sent by dummy ports */ + if (!pp) { + disable_irq(irq + i); + continue; + } - rc = devm_request_threaded_irq(host->dev, - irq + i, ahci_hw_interrupt, ahci_thread_fn, IRQF_SHARED, - desc, host->ports[i]); + rc = devm_request_threaded_irq(host->dev, irq + i, + ahci_hw_interrupt, + ahci_thread_fn, IRQF_SHARED, + pp->irq_desc, host->ports[i]); if (rc) goto out_free_irqs; } diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index c5d056e974f1..97ae08de4b52 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4224,8 +4224,10 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "PIONEER DVD-RW DVR-216D", NULL, ATA_HORKAGE_NOSETXFER }, /* devices that don't properly handle queued TRIM commands */ - { "Micron_M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, - { "Crucial_CT???M500SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, + { "Micron_M500*", "MU0[1-4]*", ATA_HORKAGE_NO_NCQ_TRIM, }, + { "Crucial_CT???M500SSD*", "MU0[1-4]*", ATA_HORKAGE_NO_NCQ_TRIM, }, + { "Micron_M550*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, + { "Crucial_CT???M550SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, /* * Some WD SATA-I drives spin up and down erratically when the link @@ -4792,21 +4794,26 @@ void swap_buf_le16(u16 *buf, unsigned int buf_words) static struct ata_queued_cmd *ata_qc_new(struct ata_port *ap) { struct ata_queued_cmd *qc = NULL; - unsigned int i; + unsigned int i, tag; /* no command while frozen */ if (unlikely(ap->pflags & ATA_PFLAG_FROZEN)) return NULL; - /* the last tag is reserved for internal command. */ - for (i = 0; i < ATA_MAX_QUEUE - 1; i++) - if (!test_and_set_bit(i, &ap->qc_allocated)) { - qc = __ata_qc_from_tag(ap, i); + for (i = 0; i < ATA_MAX_QUEUE; i++) { + tag = (i + ap->last_tag + 1) % ATA_MAX_QUEUE; + + /* the last tag is reserved for internal command. */ + if (tag == ATA_TAG_INTERNAL) + continue; + + if (!test_and_set_bit(tag, &ap->qc_allocated)) { + qc = __ata_qc_from_tag(ap, tag); + qc->tag = tag; + ap->last_tag = tag; break; } - - if (qc) - qc->tag = i; + } return qc; } diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 690011de912a..cf3e5042193c 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -3053,7 +3053,10 @@ static int raw_cmd_copyout(int cmd, void __user *param, int ret; while (ptr) { - ret = copy_to_user(param, ptr, sizeof(*ptr)); + struct floppy_raw_cmd cmd = *ptr; + cmd.next = NULL; + cmd.kernel_data = NULL; + ret = copy_to_user(param, &cmd, sizeof(cmd)); if (ret) return -EFAULT; param += sizeof(struct floppy_raw_cmd); @@ -3107,10 +3110,11 @@ loop: return -ENOMEM; *rcmd = ptr; ret = copy_from_user(ptr, param, sizeof(*ptr)); - if (ret) - return -EFAULT; ptr->next = NULL; ptr->buffer_length = 0; + ptr->kernel_data = NULL; + if (ret) + return -EFAULT; param += sizeof(struct floppy_raw_cmd); if (ptr->cmd_count > 33) /* the command may now also take up the space @@ -3126,7 +3130,6 @@ loop: for (i = 0; i < 16; i++) ptr->reply[i] = 0; ptr->resultcode = 0; - ptr->kernel_data = NULL; if (ptr->flags & (FD_RAW_READ | FD_RAW_WRITE)) { if (ptr->length <= 0) diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index 952dbfe22126..4d26c25aa9c5 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -621,6 +621,12 @@ static void mtip_timeout_function(unsigned long int data) */ writel(1 << bit, port->completed[group]); + /* Unmap the DMA scatter list entries */ + dma_unmap_sg(&port->dd->pdev->dev, + command->sg, + command->scatter_ents, + command->direction); + /* Call the async completion callback. */ if (likely(command->async_callback)) command->async_callback(command->async_data, @@ -628,12 +634,6 @@ static void mtip_timeout_function(unsigned long int data) command->async_callback = NULL; command->comp_func = NULL; - /* Unmap the DMA scatter list entries */ - dma_unmap_sg(&port->dd->pdev->dev, - command->sg, - command->scatter_ents, - command->direction); - /* * Clear the allocated bit and active tag for the * command. @@ -711,6 +711,12 @@ static void mtip_async_complete(struct mtip_port *port, "Command tag %d failed due to TFE\n", tag); } + /* Unmap the DMA scatter list entries */ + dma_unmap_sg(&dd->pdev->dev, + command->sg, + command->scatter_ents, + command->direction); + /* Upper layer callback */ if (likely(command->async_callback)) command->async_callback(command->async_data, cb_status); @@ -718,12 +724,6 @@ static void mtip_async_complete(struct mtip_port *port, command->async_callback = NULL; command->comp_func = NULL; - /* Unmap the DMA scatter list entries */ - dma_unmap_sg(&dd->pdev->dev, - command->sg, - command->scatter_ents, - command->direction); - /* Clear the allocated and active bits for the command */ atomic_set(&port->commands[tag].active, 0); release_slot(port, tag); @@ -4040,6 +4040,7 @@ skip_create_disk: blk_queue_max_hw_sectors(dd->queue, 0xffff); blk_queue_max_segment_size(dd->queue, 0x400000); blk_queue_io_min(dd->queue, 4096); + blk_queue_bounce_limit(dd->queue, dd->pdev->dma_mask); /* * write back cache is not supported in the device. FUA depends on diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c index 7be41e676a64..aa21299ec7d2 100644 --- a/drivers/clk/clk-s2mps11.c +++ b/drivers/clk/clk-s2mps11.c @@ -130,7 +130,7 @@ static struct device_node *s2mps11_clk_parse_dt(struct platform_device *pdev) int i; if (!iodev->dev->of_node) - return NULL; + return ERR_PTR(-EINVAL); clk_np = of_find_node_by_name(iodev->dev->of_node, "clocks"); if (!clk_np) { diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index 10b577fcf48d..0ad40e4a7ae0 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -170,11 +170,13 @@ static void edma_execute(struct edma_chan *echan) if (edesc->processed == edesc->pset_nr) edma_link(echan->slot[nslots-1], echan->ecc->dummy_slot); - edma_resume(echan->ch_num); - if (edesc->processed <= MAX_NR_SG) { dev_dbg(dev, "first transfer starting %d\n", echan->ch_num); edma_start(echan->ch_num); + } else { + dev_dbg(dev, "chan: %d: completed %d elements, resuming\n", + echan->ch_num, edesc->processed); + edma_resume(echan->ch_num); } /* diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c index f8e6af20dfbf..d599fc42ae8b 100644 --- a/drivers/gpio/gpio-mxs.c +++ b/drivers/gpio/gpio-mxs.c @@ -214,7 +214,8 @@ static void __init mxs_gpio_init_gc(struct mxs_gpio_port *port, int irq_base) ct->regs.ack = PINCTRL_IRQSTAT(port) + MXS_CLR; ct->regs.mask = PINCTRL_IRQEN(port); - irq_setup_generic_chip(gc, IRQ_MSK(32), 0, IRQ_NOREQUEST, 0); + irq_setup_generic_chip(gc, IRQ_MSK(32), IRQ_GC_INIT_NESTED_LOCK, + IRQ_NOREQUEST, 0); } static int mxs_gpio_to_irq(struct gpio_chip *gc, unsigned offset) diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.c b/drivers/gpu/drm/cirrus/cirrus_drv.c index 138364d91782..bfcfd0c202ad 100644 --- a/drivers/gpu/drm/cirrus/cirrus_drv.c +++ b/drivers/gpu/drm/cirrus/cirrus_drv.c @@ -11,6 +11,7 @@ #include #include #include +#include #include "cirrus_drv.h" @@ -75,6 +76,41 @@ static void cirrus_pci_remove(struct pci_dev *pdev) drm_put_dev(dev); } +static int cirrus_pm_suspend(struct device *dev) +{ + struct pci_dev *pdev = to_pci_dev(dev); + struct drm_device *drm_dev = pci_get_drvdata(pdev); + struct cirrus_device *cdev = drm_dev->dev_private; + + drm_kms_helper_poll_disable(drm_dev); + + if (cdev->mode_info.gfbdev) { + console_lock(); + fb_set_suspend(cdev->mode_info.gfbdev->helper.fbdev, 1); + console_unlock(); + } + + return 0; +} + +static int cirrus_pm_resume(struct device *dev) +{ + struct pci_dev *pdev = to_pci_dev(dev); + struct drm_device *drm_dev = pci_get_drvdata(pdev); + struct cirrus_device *cdev = drm_dev->dev_private; + + drm_helper_resume_force_mode(drm_dev); + + if (cdev->mode_info.gfbdev) { + console_lock(); + fb_set_suspend(cdev->mode_info.gfbdev->helper.fbdev, 0); + console_unlock(); + } + + drm_kms_helper_poll_enable(drm_dev); + return 0; +} + static const struct file_operations cirrus_driver_fops = { .owner = THIS_MODULE, .open = drm_open, @@ -104,11 +140,17 @@ static struct drm_driver driver = { .dumb_destroy = drm_gem_dumb_destroy, }; +static const struct dev_pm_ops cirrus_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(cirrus_pm_suspend, + cirrus_pm_resume) +}; + static struct pci_driver cirrus_pci_driver = { .name = DRIVER_NAME, .id_table = pciidlist, .probe = cirrus_pci_probe, .remove = cirrus_pci_remove, + .driver.pm = &cirrus_pm_ops, }; static int __init cirrus_init(void) diff --git a/drivers/gpu/drm/cirrus/cirrus_mode.c b/drivers/gpu/drm/cirrus/cirrus_mode.c index 3592616d484b..c6ec012befcd 100644 --- a/drivers/gpu/drm/cirrus/cirrus_mode.c +++ b/drivers/gpu/drm/cirrus/cirrus_mode.c @@ -308,6 +308,9 @@ static int cirrus_crtc_mode_set(struct drm_crtc *crtc, WREG_HDR(hdr); cirrus_crtc_do_set_base(crtc, old_fb, x, y, 0); + + /* Unblank (needed on S3 resume, vgabios doesn't do it then) */ + outb(0x20, 0x3c0); return 0; } diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 10d1de5bce6f..e8edbb751e9a 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -758,6 +758,14 @@ static const struct dmi_system_id intel_no_crt[] = { DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"), }, }, + { + .callback = intel_no_crt_dmi_callback, + .ident = "DELL XPS 8700", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "XPS 8700"), + }, + }, { } }; diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c index 13c23a4789de..8dd98d4fc124 100644 --- a/drivers/hv/connection.c +++ b/drivers/hv/connection.c @@ -55,6 +55,9 @@ static __u32 vmbus_get_next_version(__u32 current_version) case (VERSION_WIN8): return VERSION_WIN7; + case (VERSION_WIN8_1): + return VERSION_WIN8; + case (VERSION_WS2008): default: return VERSION_INVAL; @@ -79,6 +82,8 @@ static int vmbus_negotiate_version(struct vmbus_channel_msginfo *msginfo, msg->monitor_page2 = virt_to_phys( (void *)((unsigned long)vmbus_connection.monitor_pages + PAGE_SIZE)); + if (version == VERSION_WIN8_1) + msg->target_vcpu = hv_context.vp_index[smp_processor_id()]; /* * Add to list before we send the request since we may diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 2db7dcd826b9..376de1cc85db 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -119,7 +119,8 @@ static ssize_t iio_scan_el_show(struct device *dev, int ret; struct iio_dev *indio_dev = dev_to_iio_dev(dev); - ret = test_bit(to_iio_dev_attr(attr)->address, + /* Ensure ret is 0 or 1. */ + ret = !!test_bit(to_iio_dev_attr(attr)->address, indio_dev->buffer->scan_mask); return sprintf(buf, "%d\n", ret); @@ -789,7 +790,8 @@ int iio_scan_mask_query(struct iio_dev *indio_dev, if (!buffer->scan_mask) return 0; - return test_bit(bit, buffer->scan_mask); + /* Ensure return value is 0 or 1. */ + return !!test_bit(bit, buffer->scan_mask); }; EXPORT_SYMBOL_GPL(iio_scan_mask_query); diff --git a/drivers/infiniband/hw/ehca/ehca_cq.c b/drivers/infiniband/hw/ehca/ehca_cq.c index 212150c25ea0..8cc837537768 100644 --- a/drivers/infiniband/hw/ehca/ehca_cq.c +++ b/drivers/infiniband/hw/ehca/ehca_cq.c @@ -283,6 +283,7 @@ struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector, (my_cq->galpas.user.fw_handle & (PAGE_SIZE - 1)); if (ib_copy_to_udata(udata, &resp, sizeof(resp))) { ehca_err(device, "Copy to udata failed."); + cq = ERR_PTR(-EFAULT); goto create_cq_exit4; } } diff --git a/drivers/infiniband/hw/ipath/ipath_diag.c b/drivers/infiniband/hw/ipath/ipath_diag.c index 714293b78518..e2f9a51f4a38 100644 --- a/drivers/infiniband/hw/ipath/ipath_diag.c +++ b/drivers/infiniband/hw/ipath/ipath_diag.c @@ -326,7 +326,7 @@ static ssize_t ipath_diagpkt_write(struct file *fp, size_t count, loff_t *off) { u32 __iomem *piobuf; - u32 plen, clen, pbufn; + u32 plen, pbufn, maxlen_reserve; struct ipath_diag_pkt odp; struct ipath_diag_xpkt dp; u32 *tmpbuf = NULL; @@ -335,51 +335,29 @@ static ssize_t ipath_diagpkt_write(struct file *fp, u64 val; u32 l_state, lt_state; /* LinkState, LinkTrainingState */ - if (count < sizeof(odp)) { - ret = -EINVAL; - goto bail; - } if (count == sizeof(dp)) { if (copy_from_user(&dp, data, sizeof(dp))) { ret = -EFAULT; goto bail; } - } else if (copy_from_user(&odp, data, sizeof(odp))) { - ret = -EFAULT; + } else if (count == sizeof(odp)) { + if (copy_from_user(&odp, data, sizeof(odp))) { + ret = -EFAULT; + goto bail; + } + } else { + ret = -EINVAL; goto bail; } - /* - * Due to padding/alignment issues (lessened with new struct) - * the old and new structs are the same length. We need to - * disambiguate them, which we can do because odp.len has never - * been less than the total of LRH+BTH+DETH so far, while - * dp.unit (same offset) unit is unlikely to get that high. - * Similarly, dp.data, the pointer to user at the same offset - * as odp.unit, is almost certainly at least one (512byte)page - * "above" NULL. The if-block below can be omitted if compatibility - * between a new driver and older diagnostic code is unimportant. - * compatibility the other direction (new diags, old driver) is - * handled in the diagnostic code, with a warning. - */ - if (dp.unit >= 20 && dp.data < 512) { - /* very probable version mismatch. Fix it up */ - memcpy(&odp, &dp, sizeof(odp)); - /* We got a legacy dp, copy elements to dp */ - dp.unit = odp.unit; - dp.data = odp.data; - dp.len = odp.len; - dp.pbc_wd = 0; /* Indicate we need to compute PBC wd */ - } - /* send count must be an exact number of dwords */ if (dp.len & 3) { ret = -EINVAL; goto bail; } - clen = dp.len >> 2; + plen = dp.len >> 2; dd = ipath_lookup(dp.unit); if (!dd || !(dd->ipath_flags & IPATH_PRESENT) || @@ -422,16 +400,22 @@ static ssize_t ipath_diagpkt_write(struct file *fp, goto bail; } - /* need total length before first word written */ - /* +1 word is for the qword padding */ - plen = sizeof(u32) + dp.len; - - if ((plen + 4) > dd->ipath_ibmaxlen) { + /* + * need total length before first word written, plus 2 Dwords. One Dword + * is for padding so we get the full user data when not aligned on + * a word boundary. The other Dword is to make sure we have room for the + * ICRC which gets tacked on later. + */ + maxlen_reserve = 2 * sizeof(u32); + if (dp.len > dd->ipath_ibmaxlen - maxlen_reserve) { ipath_dbg("Pkt len 0x%x > ibmaxlen %x\n", - plen - 4, dd->ipath_ibmaxlen); + dp.len, dd->ipath_ibmaxlen); ret = -EINVAL; - goto bail; /* before writing pbc */ + goto bail; } + + plen = sizeof(u32) + dp.len; + tmpbuf = vmalloc(plen); if (!tmpbuf) { dev_info(&dd->pcidev->dev, "Unable to allocate tmp buffer, " @@ -473,11 +457,11 @@ static ssize_t ipath_diagpkt_write(struct file *fp, */ if (dd->ipath_flags & IPATH_PIO_FLUSH_WC) { ipath_flush_wc(); - __iowrite32_copy(piobuf + 2, tmpbuf, clen - 1); + __iowrite32_copy(piobuf + 2, tmpbuf, plen - 1); ipath_flush_wc(); - __raw_writel(tmpbuf[clen - 1], piobuf + clen + 1); + __raw_writel(tmpbuf[plen - 1], piobuf + plen + 1); } else - __iowrite32_copy(piobuf + 2, tmpbuf, clen); + __iowrite32_copy(piobuf + 2, tmpbuf, plen); ipath_flush_wc(); diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 5b71d43bd89c..42dde06fdb91 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -695,6 +695,7 @@ static struct ib_cq *mthca_create_cq(struct ib_device *ibdev, int entries, if (context && ib_copy_to_udata(udata, &cq->cqn, sizeof (__u32))) { mthca_free_cq(to_mdev(ibdev), cq); + err = -EFAULT; goto err_free; } diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c index 5b53ca5a2284..09999cdec3b1 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.c +++ b/drivers/infiniband/hw/nes/nes_verbs.c @@ -1186,7 +1186,7 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd, nes_free_resource(nesadapter, nesadapter->allocated_qps, qp_num); kfree(nesqp->allocated_buffer); nes_debug(NES_DBG_QP, "ib_copy_from_udata() Failed \n"); - return NULL; + return ERR_PTR(-EFAULT); } if (req.user_wqe_buffers) { virt_wqs = 1; diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c index 275f247f9fca..2023cd61b897 100644 --- a/drivers/infiniband/hw/qib/qib_file_ops.c +++ b/drivers/infiniband/hw/qib/qib_file_ops.c @@ -1578,7 +1578,7 @@ static int do_qib_user_sdma_queue_create(struct file *fp) struct qib_ctxtdata *rcd = fd->rcd; struct qib_devdata *dd = rcd->dd; - if (dd->flags & QIB_HAS_SEND_DMA) + if (dd->flags & QIB_HAS_SEND_DMA) { fd->pq = qib_user_sdma_queue_create(&dd->pcidev->dev, dd->unit, @@ -1586,6 +1586,7 @@ static int do_qib_user_sdma_queue_create(struct file *fp) fd->subctxt); if (!fd->pq) return -ENOMEM; + } return 0; } diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c index 24e802f4ea2f..76c3e177164d 100644 --- a/drivers/infiniband/hw/qib/qib_init.c +++ b/drivers/infiniband/hw/qib/qib_init.c @@ -1097,14 +1097,10 @@ struct qib_devdata *qib_alloc_devdata(struct pci_dev *pdev, size_t extra) int ret; dd = (struct qib_devdata *) ib_alloc_device(sizeof(*dd) + extra); - if (!dd) { - dd = ERR_PTR(-ENOMEM); - goto bail; - } + if (!dd) + return ERR_PTR(-ENOMEM); -#ifdef CONFIG_DEBUG_FS - qib_dbg_ibdev_init(&dd->verbs_dev); -#endif + INIT_LIST_HEAD(&dd->list); idr_preload(GFP_KERNEL); spin_lock_irqsave(&qib_devs_lock, flags); @@ -1121,11 +1117,6 @@ struct qib_devdata *qib_alloc_devdata(struct pci_dev *pdev, size_t extra) if (ret < 0) { qib_early_err(&pdev->dev, "Could not allocate unit ID: error %d\n", -ret); -#ifdef CONFIG_DEBUG_FS - qib_dbg_ibdev_exit(&dd->verbs_dev); -#endif - ib_dealloc_device(&dd->verbs_dev.ibdev); - dd = ERR_PTR(ret); goto bail; } @@ -1139,9 +1130,15 @@ struct qib_devdata *qib_alloc_devdata(struct pci_dev *pdev, size_t extra) qib_early_err(&pdev->dev, "Could not alloc cpulist info, cpu affinity might be wrong\n"); } - -bail: +#ifdef CONFIG_DEBUG_FS + qib_dbg_ibdev_init(&dd->verbs_dev); +#endif return dd; +bail: + if (!list_empty(&dd->list)) + list_del_init(&dd->list); + ib_dealloc_device(&dd->verbs_dev.ibdev); + return ERR_PTR(ret);; } /* diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index 09c71293ab4b..02e4d2efa208 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -426,11 +426,18 @@ isert_conn_create_frwr_pool(struct isert_conn *isert_conn) { struct fast_reg_descriptor *fr_desc; struct isert_device *device = isert_conn->conn_device; - int i, ret; + struct se_session *se_sess = isert_conn->conn->sess->se_sess; + struct se_node_acl *se_nacl = se_sess->se_node_acl; + int i, ret, tag_num; + /* + * Setup the number of FRMRs based upon the number of tags + * available to session in iscsi_target_locate_portal(). + */ + tag_num = max_t(u32, ISCSIT_MIN_TAGS, se_nacl->queue_depth); + tag_num = (tag_num * 2) + ISCSIT_EXTRA_TAGS; - INIT_LIST_HEAD(&isert_conn->conn_frwr_pool); isert_conn->conn_frwr_pool_size = 0; - for (i = 0; i < ISCSI_DEF_XMIT_CMDS_MAX; i++) { + for (i = 0; i < tag_num; i++) { fr_desc = kzalloc(sizeof(*fr_desc), GFP_KERNEL); if (!fr_desc) { pr_err("Failed to allocate fast_reg descriptor\n"); @@ -502,6 +509,7 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event) kref_get(&isert_conn->conn_kref); mutex_init(&isert_conn->conn_mutex); spin_lock_init(&isert_conn->conn_lock); + INIT_LIST_HEAD(&isert_conn->conn_frwr_pool); cma_id->context = isert_conn; isert_conn->conn_cm_id = cma_id; @@ -559,14 +567,6 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event) isert_conn->conn_pd = device->dev_pd; isert_conn->conn_mr = device->dev_mr; - if (device->use_frwr) { - ret = isert_conn_create_frwr_pool(isert_conn); - if (ret) { - pr_err("Conn: %p failed to create frwr_pool\n", isert_conn); - goto out_frwr; - } - } - ret = isert_conn_setup_qp(isert_conn, cma_id); if (ret) goto out_conn_dev; @@ -580,9 +580,6 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event) return 0; out_conn_dev: - if (device->use_frwr) - isert_conn_free_frwr_pool(isert_conn); -out_frwr: isert_device_try_release(device); out_rsp_dma_map: ib_dma_unmap_single(ib_dev, isert_conn->login_rsp_dma, @@ -930,6 +927,15 @@ isert_put_login_tx(struct iscsi_conn *conn, struct iscsi_login *login, } if (!login->login_failed) { if (login->login_complete) { + if (isert_conn->conn_device->use_frwr) { + ret = isert_conn_create_frwr_pool(isert_conn); + if (ret) { + pr_err("Conn: %p failed to create" + " frwr_pool\n", isert_conn); + return ret; + } + } + ret = isert_alloc_rx_descriptors(isert_conn); if (ret) return ret; @@ -1414,7 +1420,7 @@ isert_unreg_rdma_frwr(struct isert_cmd *isert_cmd, struct isert_conn *isert_conn } static void -isert_put_cmd(struct isert_cmd *isert_cmd) +isert_put_cmd(struct isert_cmd *isert_cmd, bool comp_err) { struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd; struct isert_conn *isert_conn = isert_cmd->conn; @@ -1430,8 +1436,21 @@ isert_put_cmd(struct isert_cmd *isert_cmd) list_del_init(&cmd->i_conn_node); spin_unlock_bh(&conn->cmd_lock); - if (cmd->data_direction == DMA_TO_DEVICE) + if (cmd->data_direction == DMA_TO_DEVICE) { iscsit_stop_dataout_timer(cmd); + /* + * Check for special case during comp_err where + * WRITE_PENDING has been handed off from core, + * but requires an extra target_put_sess_cmd() + * before transport_generic_free_cmd() below. + */ + if (comp_err && + cmd->se_cmd.t_state == TRANSPORT_WRITE_PENDING) { + struct se_cmd *se_cmd = &cmd->se_cmd; + + target_put_sess_cmd(se_cmd->se_sess, se_cmd); + } + } device->unreg_rdma_mem(isert_cmd, isert_conn); transport_generic_free_cmd(&cmd->se_cmd, 0); @@ -1486,7 +1505,7 @@ isert_unmap_tx_desc(struct iser_tx_desc *tx_desc, struct ib_device *ib_dev) static void isert_completion_put(struct iser_tx_desc *tx_desc, struct isert_cmd *isert_cmd, - struct ib_device *ib_dev) + struct ib_device *ib_dev, bool comp_err) { if (isert_cmd->pdu_buf_dma != 0) { pr_debug("Calling ib_dma_unmap_single for isert_cmd->pdu_buf_dma\n"); @@ -1496,7 +1515,7 @@ isert_completion_put(struct iser_tx_desc *tx_desc, struct isert_cmd *isert_cmd, } isert_unmap_tx_desc(tx_desc, ib_dev); - isert_put_cmd(isert_cmd); + isert_put_cmd(isert_cmd, comp_err); } static void @@ -1540,14 +1559,14 @@ isert_do_control_comp(struct work_struct *work) iscsit_tmr_post_handler(cmd, cmd->conn); cmd->i_state = ISTATE_SENT_STATUS; - isert_completion_put(&isert_cmd->tx_desc, isert_cmd, ib_dev); + isert_completion_put(&isert_cmd->tx_desc, isert_cmd, ib_dev, false); break; case ISTATE_SEND_REJECT: pr_debug("Got isert_do_control_comp ISTATE_SEND_REJECT: >>>\n"); atomic_dec(&isert_conn->post_send_buf_count); cmd->i_state = ISTATE_SENT_STATUS; - isert_completion_put(&isert_cmd->tx_desc, isert_cmd, ib_dev); + isert_completion_put(&isert_cmd->tx_desc, isert_cmd, ib_dev, false); break; case ISTATE_SEND_LOGOUTRSP: pr_debug("Calling iscsit_logout_post_handler >>>>>>>>>>>>>>\n"); @@ -1561,7 +1580,7 @@ isert_do_control_comp(struct work_struct *work) case ISTATE_SEND_TEXTRSP: atomic_dec(&isert_conn->post_send_buf_count); cmd->i_state = ISTATE_SENT_STATUS; - isert_completion_put(&isert_cmd->tx_desc, isert_cmd, ib_dev); + isert_completion_put(&isert_cmd->tx_desc, isert_cmd, ib_dev, false); break; default: pr_err("Unknown do_control_comp i_state %d\n", cmd->i_state); @@ -1592,7 +1611,7 @@ isert_response_completion(struct iser_tx_desc *tx_desc, atomic_sub(wr->send_wr_num + 1, &isert_conn->post_send_buf_count); cmd->i_state = ISTATE_SENT_STATUS; - isert_completion_put(tx_desc, isert_cmd, ib_dev); + isert_completion_put(tx_desc, isert_cmd, ib_dev, false); } static void @@ -1646,7 +1665,7 @@ isert_cq_tx_comp_err(struct iser_tx_desc *tx_desc, struct isert_conn *isert_conn if (!isert_cmd) isert_unmap_tx_desc(tx_desc, ib_dev); else - isert_completion_put(tx_desc, isert_cmd, ib_dev); + isert_completion_put(tx_desc, isert_cmd, ib_dev, true); } static void diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index 6c923c7039a1..56f2cf790779 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -1078,6 +1078,7 @@ static void srpt_unmap_sg_to_ib_sge(struct srpt_rdma_ch *ch, static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch, struct srpt_send_ioctx *ioctx) { + struct ib_device *dev = ch->sport->sdev->device; struct se_cmd *cmd; struct scatterlist *sg, *sg_orig; int sg_cnt; @@ -1124,7 +1125,7 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch, db = ioctx->rbufs; tsize = cmd->data_length; - dma_len = sg_dma_len(&sg[0]); + dma_len = ib_sg_dma_len(dev, &sg[0]); riu = ioctx->rdma_ius; /* @@ -1155,7 +1156,8 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch, ++j; if (j < count) { sg = sg_next(sg); - dma_len = sg_dma_len(sg); + dma_len = ib_sg_dma_len( + dev, sg); } } } else { @@ -1192,8 +1194,8 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch, tsize = cmd->data_length; riu = ioctx->rdma_ius; sg = sg_orig; - dma_len = sg_dma_len(&sg[0]); - dma_addr = sg_dma_address(&sg[0]); + dma_len = ib_sg_dma_len(dev, &sg[0]); + dma_addr = ib_sg_dma_address(dev, &sg[0]); /* this second loop is really mapped sg_addres to rdma_iu->ib_sge */ for (i = 0, j = 0; @@ -1216,8 +1218,10 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch, ++j; if (j < count) { sg = sg_next(sg); - dma_len = sg_dma_len(sg); - dma_addr = sg_dma_address(sg); + dma_len = ib_sg_dma_len( + dev, sg); + dma_addr = ib_sg_dma_address( + dev, sg); } } } else { diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index d8d49d10f9bb..3c511c4adaca 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -1515,6 +1515,22 @@ static const struct dmi_system_id min_max_dmi_table[] __initconst = { .driver_data = (int []){1232, 5710, 1156, 4696}, }, { + /* Lenovo ThinkPad Edge E431 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad Edge E431"), + }, + .driver_data = (int []){1024, 5022, 2508, 4832}, + }, + { + /* Lenovo ThinkPad T431s */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T431"), + }, + .driver_data = (int []){1024, 5112, 2024, 4832}, + }, + { /* Lenovo ThinkPad T440s */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), @@ -1523,6 +1539,14 @@ static const struct dmi_system_id min_max_dmi_table[] __initconst = { .driver_data = (int []){1024, 5112, 2024, 4832}, }, { + /* Lenovo ThinkPad L440 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L440"), + }, + .driver_data = (int []){1024, 5112, 2024, 4832}, + }, + { /* Lenovo ThinkPad T540p */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), @@ -1530,6 +1554,32 @@ static const struct dmi_system_id min_max_dmi_table[] __initconst = { }, .driver_data = (int []){1024, 5056, 2058, 4832}, }, + { + /* Lenovo ThinkPad L540 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L540"), + }, + .driver_data = (int []){1024, 5112, 2024, 4832}, + }, + { + /* Lenovo Yoga S1 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, + "ThinkPad S1 Yoga"), + }, + .driver_data = (int []){1232, 5710, 1156, 4696}, + }, + { + /* Lenovo ThinkPad X1 Carbon Haswell (3rd generation) */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, + "ThinkPad X1 Carbon 2nd"), + }, + .driver_data = (int []){1024, 5112, 2024, 4832}, + }, #endif { } }; diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c index 1af7255bbffb..1d38019bb022 100644 --- a/drivers/md/dm-cache-metadata.c +++ b/drivers/md/dm-cache-metadata.c @@ -114,6 +114,12 @@ struct dm_cache_metadata { unsigned policy_version[CACHE_POLICY_VERSION_SIZE]; size_t policy_hint_size; struct dm_cache_statistics stats; + + /* + * Reading the space map root can fail, so we read it into this + * buffer before the superblock is locked and updated. + */ + __u8 metadata_space_map_root[SPACE_MAP_ROOT_SIZE]; }; /*------------------------------------------------------------------- @@ -242,11 +248,31 @@ static void __setup_mapping_info(struct dm_cache_metadata *cmd) } } +static int __save_sm_root(struct dm_cache_metadata *cmd) +{ + int r; + size_t metadata_len; + + r = dm_sm_root_size(cmd->metadata_sm, &metadata_len); + if (r < 0) + return r; + + return dm_sm_copy_root(cmd->metadata_sm, &cmd->metadata_space_map_root, + metadata_len); +} + +static void __copy_sm_root(struct dm_cache_metadata *cmd, + struct cache_disk_superblock *disk_super) +{ + memcpy(&disk_super->metadata_space_map_root, + &cmd->metadata_space_map_root, + sizeof(cmd->metadata_space_map_root)); +} + static int __write_initial_superblock(struct dm_cache_metadata *cmd) { int r; struct dm_block *sblock; - size_t metadata_len; struct cache_disk_superblock *disk_super; sector_t bdev_size = i_size_read(cmd->bdev->bd_inode) >> SECTOR_SHIFT; @@ -254,12 +280,16 @@ static int __write_initial_superblock(struct dm_cache_metadata *cmd) if (bdev_size > DM_CACHE_METADATA_MAX_SECTORS) bdev_size = DM_CACHE_METADATA_MAX_SECTORS; - r = dm_sm_root_size(cmd->metadata_sm, &metadata_len); + r = dm_tm_pre_commit(cmd->tm); if (r < 0) return r; - r = dm_tm_pre_commit(cmd->tm); - if (r < 0) + /* + * dm_sm_copy_root() can fail. So we need to do it before we start + * updating the superblock. + */ + r = __save_sm_root(cmd); + if (r) return r; r = superblock_lock_zero(cmd, &sblock); @@ -275,10 +305,7 @@ static int __write_initial_superblock(struct dm_cache_metadata *cmd) memset(disk_super->policy_version, 0, sizeof(disk_super->policy_version)); disk_super->policy_hint_size = 0; - r = dm_sm_copy_root(cmd->metadata_sm, &disk_super->metadata_space_map_root, - metadata_len); - if (r < 0) - goto bad_locked; + __copy_sm_root(cmd, disk_super); disk_super->mapping_root = cpu_to_le64(cmd->root); disk_super->hint_root = cpu_to_le64(cmd->hint_root); @@ -295,10 +322,6 @@ static int __write_initial_superblock(struct dm_cache_metadata *cmd) disk_super->write_misses = cpu_to_le32(0); return dm_tm_commit(cmd->tm, sblock); - -bad_locked: - dm_bm_unlock(sblock); - return r; } static int __format_metadata(struct dm_cache_metadata *cmd) @@ -511,8 +534,9 @@ static int __begin_transaction_flags(struct dm_cache_metadata *cmd, disk_super = dm_block_data(sblock); update_flags(disk_super, mutator); read_superblock_fields(cmd, disk_super); + dm_bm_unlock(sblock); - return dm_bm_flush_and_unlock(cmd->bm, sblock); + return dm_bm_flush(cmd->bm); } static int __begin_transaction(struct dm_cache_metadata *cmd) @@ -540,7 +564,6 @@ static int __commit_transaction(struct dm_cache_metadata *cmd, flags_mutator mutator) { int r; - size_t metadata_len; struct cache_disk_superblock *disk_super; struct dm_block *sblock; @@ -558,8 +581,8 @@ static int __commit_transaction(struct dm_cache_metadata *cmd, if (r < 0) return r; - r = dm_sm_root_size(cmd->metadata_sm, &metadata_len); - if (r < 0) + r = __save_sm_root(cmd); + if (r) return r; r = superblock_lock(cmd, &sblock); @@ -586,13 +609,7 @@ static int __commit_transaction(struct dm_cache_metadata *cmd, disk_super->read_misses = cpu_to_le32(cmd->stats.read_misses); disk_super->write_hits = cpu_to_le32(cmd->stats.write_hits); disk_super->write_misses = cpu_to_le32(cmd->stats.write_misses); - - r = dm_sm_copy_root(cmd->metadata_sm, &disk_super->metadata_space_map_root, - metadata_len); - if (r < 0) { - dm_bm_unlock(sblock); - return r; - } + __copy_sm_root(cmd, disk_super); return dm_tm_commit(cmd->tm, sblock); } diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index 6ab68e058a0a..d64bf7d6c8fe 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c @@ -162,7 +162,7 @@ struct cache { */ dm_dblock_t discard_nr_blocks; unsigned long *discard_bitset; - uint32_t discard_block_size; /* a power of 2 times sectors per block */ + uint32_t discard_block_size; /* * Rather than reconstructing the table line for the status we just @@ -1908,35 +1908,6 @@ static int create_cache_policy(struct cache *cache, struct cache_args *ca, return 0; } -/* - * We want the discard block size to be a power of two, at least the size - * of the cache block size, and have no more than 2^14 discard blocks - * across the origin. - */ -#define MAX_DISCARD_BLOCKS (1 << 14) - -static bool too_many_discard_blocks(sector_t discard_block_size, - sector_t origin_size) -{ - (void) sector_div(origin_size, discard_block_size); - - return origin_size > MAX_DISCARD_BLOCKS; -} - -static sector_t calculate_discard_block_size(sector_t cache_block_size, - sector_t origin_size) -{ - sector_t discard_block_size; - - discard_block_size = roundup_pow_of_two(cache_block_size); - - if (origin_size) - while (too_many_discard_blocks(discard_block_size, origin_size)) - discard_block_size *= 2; - - return discard_block_size; -} - #define DEFAULT_MIGRATION_THRESHOLD 2048 static int cache_create(struct cache_args *ca, struct cache **result) @@ -2041,9 +2012,7 @@ static int cache_create(struct cache_args *ca, struct cache **result) } clear_bitset(cache->dirty_bitset, from_cblock(cache->cache_size)); - cache->discard_block_size = - calculate_discard_block_size(cache->sectors_per_block, - cache->origin_sectors); + cache->discard_block_size = cache->sectors_per_block; cache->discard_nr_blocks = oblock_to_dblock(cache, cache->origin_blocks); cache->discard_bitset = alloc_bitset(from_dblock(cache->discard_nr_blocks)); if (!cache->discard_bitset) { @@ -2630,7 +2599,7 @@ static void set_discard_limits(struct cache *cache, struct queue_limits *limits) /* * FIXME: these limits may be incompatible with the cache device */ - limits->max_discard_sectors = cache->discard_block_size * 1024; + limits->max_discard_sectors = cache->discard_block_size; limits->discard_granularity = cache->discard_block_size << SECTOR_SHIFT; } diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index 3bb4506582a9..07a6ea3a9820 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -192,6 +192,13 @@ struct dm_pool_metadata { * operation possible in this state is the closing of the device. */ bool fail_io:1; + + /* + * Reading the space map roots can fail, so we read it into these + * buffers before the superblock is locked and updated. + */ + __u8 data_space_map_root[SPACE_MAP_ROOT_SIZE]; + __u8 metadata_space_map_root[SPACE_MAP_ROOT_SIZE]; }; struct dm_thin_device { @@ -431,26 +438,53 @@ static void __setup_btree_details(struct dm_pool_metadata *pmd) pmd->details_info.value_type.equal = NULL; } +static int save_sm_roots(struct dm_pool_metadata *pmd) +{ + int r; + size_t len; + + r = dm_sm_root_size(pmd->metadata_sm, &len); + if (r < 0) + return r; + + r = dm_sm_copy_root(pmd->metadata_sm, &pmd->metadata_space_map_root, len); + if (r < 0) + return r; + + r = dm_sm_root_size(pmd->data_sm, &len); + if (r < 0) + return r; + + return dm_sm_copy_root(pmd->data_sm, &pmd->data_space_map_root, len); +} + +static void copy_sm_roots(struct dm_pool_metadata *pmd, + struct thin_disk_superblock *disk) +{ + memcpy(&disk->metadata_space_map_root, + &pmd->metadata_space_map_root, + sizeof(pmd->metadata_space_map_root)); + + memcpy(&disk->data_space_map_root, + &pmd->data_space_map_root, + sizeof(pmd->data_space_map_root)); +} + static int __write_initial_superblock(struct dm_pool_metadata *pmd) { int r; struct dm_block *sblock; - size_t metadata_len, data_len; struct thin_disk_superblock *disk_super; sector_t bdev_size = i_size_read(pmd->bdev->bd_inode) >> SECTOR_SHIFT; if (bdev_size > THIN_METADATA_MAX_SECTORS) bdev_size = THIN_METADATA_MAX_SECTORS; - r = dm_sm_root_size(pmd->metadata_sm, &metadata_len); - if (r < 0) - return r; - - r = dm_sm_root_size(pmd->data_sm, &data_len); + r = dm_sm_commit(pmd->data_sm); if (r < 0) return r; - r = dm_sm_commit(pmd->data_sm); + r = save_sm_roots(pmd); if (r < 0) return r; @@ -471,15 +505,7 @@ static int __write_initial_superblock(struct dm_pool_metadata *pmd) disk_super->trans_id = 0; disk_super->held_root = 0; - r = dm_sm_copy_root(pmd->metadata_sm, &disk_super->metadata_space_map_root, - metadata_len); - if (r < 0) - goto bad_locked; - - r = dm_sm_copy_root(pmd->data_sm, &disk_super->data_space_map_root, - data_len); - if (r < 0) - goto bad_locked; + copy_sm_roots(pmd, disk_super); disk_super->data_mapping_root = cpu_to_le64(pmd->root); disk_super->device_details_root = cpu_to_le64(pmd->details_root); @@ -488,10 +514,6 @@ static int __write_initial_superblock(struct dm_pool_metadata *pmd) disk_super->data_block_size = cpu_to_le32(pmd->data_block_size); return dm_tm_commit(pmd->tm, sblock); - -bad_locked: - dm_bm_unlock(sblock); - return r; } static int __format_metadata(struct dm_pool_metadata *pmd) @@ -769,6 +791,10 @@ static int __commit_transaction(struct dm_pool_metadata *pmd) if (r < 0) return r; + r = save_sm_roots(pmd); + if (r < 0) + return r; + r = superblock_lock(pmd, &sblock); if (r) return r; @@ -780,21 +806,9 @@ static int __commit_transaction(struct dm_pool_metadata *pmd) disk_super->trans_id = cpu_to_le64(pmd->trans_id); disk_super->flags = cpu_to_le32(pmd->flags); - r = dm_sm_copy_root(pmd->metadata_sm, &disk_super->metadata_space_map_root, - metadata_len); - if (r < 0) - goto out_locked; - - r = dm_sm_copy_root(pmd->data_sm, &disk_super->data_space_map_root, - data_len); - if (r < 0) - goto out_locked; + copy_sm_roots(pmd, disk_super); return dm_tm_commit(pmd->tm, sblock); - -out_locked: - dm_bm_unlock(sblock); - return r; } struct dm_pool_metadata *dm_pool_metadata_open(struct block_device *bdev, diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index e9587101b04f..e4cc196634c1 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -1332,9 +1332,9 @@ static void process_deferred_bios(struct pool *pool) */ if (ensure_next_mapping(pool)) { spin_lock_irqsave(&pool->lock, flags); + bio_list_add(&pool->deferred_bios, bio); bio_list_merge(&pool->deferred_bios, &bios); spin_unlock_irqrestore(&pool->lock, flags); - break; } diff --git a/drivers/md/persistent-data/dm-block-manager.c b/drivers/md/persistent-data/dm-block-manager.c index 064a3c271baa..30597f389d39 100644 --- a/drivers/md/persistent-data/dm-block-manager.c +++ b/drivers/md/persistent-data/dm-block-manager.c @@ -595,25 +595,14 @@ int dm_bm_unlock(struct dm_block *b) } EXPORT_SYMBOL_GPL(dm_bm_unlock); -int dm_bm_flush_and_unlock(struct dm_block_manager *bm, - struct dm_block *superblock) +int dm_bm_flush(struct dm_block_manager *bm) { - int r; - if (bm->read_only) return -EPERM; - r = dm_bufio_write_dirty_buffers(bm->bufio); - if (unlikely(r)) { - dm_bm_unlock(superblock); - return r; - } - - dm_bm_unlock(superblock); - return dm_bufio_write_dirty_buffers(bm->bufio); } -EXPORT_SYMBOL_GPL(dm_bm_flush_and_unlock); +EXPORT_SYMBOL_GPL(dm_bm_flush); void dm_bm_prefetch(struct dm_block_manager *bm, dm_block_t b) { diff --git a/drivers/md/persistent-data/dm-block-manager.h b/drivers/md/persistent-data/dm-block-manager.h index 13cd58e1fe69..1b95dfc17786 100644 --- a/drivers/md/persistent-data/dm-block-manager.h +++ b/drivers/md/persistent-data/dm-block-manager.h @@ -105,8 +105,7 @@ int dm_bm_unlock(struct dm_block *b); * * This method always blocks. */ -int dm_bm_flush_and_unlock(struct dm_block_manager *bm, - struct dm_block *superblock); +int dm_bm_flush(struct dm_block_manager *bm); /* * Request data is prefetched into the cache. diff --git a/drivers/md/persistent-data/dm-transaction-manager.c b/drivers/md/persistent-data/dm-transaction-manager.c index 81da1a26042e..3bc30a0ae3d6 100644 --- a/drivers/md/persistent-data/dm-transaction-manager.c +++ b/drivers/md/persistent-data/dm-transaction-manager.c @@ -154,7 +154,7 @@ int dm_tm_pre_commit(struct dm_transaction_manager *tm) if (r < 0) return r; - return 0; + return dm_bm_flush(tm->bm); } EXPORT_SYMBOL_GPL(dm_tm_pre_commit); @@ -164,8 +164,9 @@ int dm_tm_commit(struct dm_transaction_manager *tm, struct dm_block *root) return -EWOULDBLOCK; wipe_shadow_table(tm); + dm_bm_unlock(root); - return dm_bm_flush_and_unlock(tm->bm, root); + return dm_bm_flush(tm->bm); } EXPORT_SYMBOL_GPL(dm_tm_commit); diff --git a/drivers/md/persistent-data/dm-transaction-manager.h b/drivers/md/persistent-data/dm-transaction-manager.h index b5b139076ca5..2772ed2a781a 100644 --- a/drivers/md/persistent-data/dm-transaction-manager.h +++ b/drivers/md/persistent-data/dm-transaction-manager.h @@ -38,18 +38,17 @@ struct dm_transaction_manager *dm_tm_create_non_blocking_clone(struct dm_transac /* * We use a 2-phase commit here. * - * i) In the first phase the block manager is told to start flushing, and - * the changes to the space map are written to disk. You should interrogate - * your particular space map to get detail of its root node etc. to be - * included in your superblock. + * i) Make all changes for the transaction *except* for the superblock. + * Then call dm_tm_pre_commit() to flush them to disk. * - * ii) @root will be committed last. You shouldn't use more than the - * first 512 bytes of @root if you wish the transaction to survive a power - * failure. You *must* have a write lock held on @root for both stage (i) - * and (ii). The commit will drop the write lock. + * ii) Lock your superblock. Update. Then call dm_tm_commit() which will + * unlock the superblock and flush it. No other blocks should be updated + * during this period. Care should be taken to never unlock a partially + * updated superblock; perform any operations that could fail *before* you + * take the superblock lock. */ int dm_tm_pre_commit(struct dm_transaction_manager *tm); -int dm_tm_commit(struct dm_transaction_manager *tm, struct dm_block *root); +int dm_tm_commit(struct dm_transaction_manager *tm, struct dm_block *superblock); /* * These methods are the only way to get hold of a writeable block. diff --git a/drivers/media/dvb-frontends/m88rs2000.c b/drivers/media/dvb-frontends/m88rs2000.c index 02699c111019..c7a1c8eba475 100644 --- a/drivers/media/dvb-frontends/m88rs2000.c +++ b/drivers/media/dvb-frontends/m88rs2000.c @@ -712,6 +712,22 @@ static int m88rs2000_get_frontend(struct dvb_frontend *fe) return 0; } +static int m88rs2000_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings *tune) +{ + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + + if (c->symbol_rate > 3000000) + tune->min_delay_ms = 2000; + else + tune->min_delay_ms = 3000; + + tune->step_size = c->symbol_rate / 16000; + tune->max_drift = c->symbol_rate / 2000; + + return 0; +} + static int m88rs2000_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) { struct m88rs2000_state *state = fe->demodulator_priv; @@ -743,7 +759,7 @@ static struct dvb_frontend_ops m88rs2000_ops = { .symbol_rate_tolerance = 500, /* ppm */ .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | - FE_CAN_QPSK | + FE_CAN_QPSK | FE_CAN_INVERSION_AUTO | FE_CAN_FEC_AUTO }, @@ -763,6 +779,7 @@ static struct dvb_frontend_ops m88rs2000_ops = { .set_frontend = m88rs2000_set_frontend, .get_frontend = m88rs2000_get_frontend, + .get_tune_settings = m88rs2000_get_tune_settings, }; struct dvb_frontend *m88rs2000_attach(const struct m88rs2000_config *config, diff --git a/drivers/media/pci/saa7134/saa7134-cards.c b/drivers/media/pci/saa7134/saa7134-cards.c index d45e7f6ff332..e87a734637a9 100644 --- a/drivers/media/pci/saa7134/saa7134-cards.c +++ b/drivers/media/pci/saa7134/saa7134-cards.c @@ -8045,8 +8045,8 @@ int saa7134_board_init2(struct saa7134_dev *dev) break; } /* switch() */ - /* initialize tuner */ - if (TUNER_ABSENT != dev->tuner_type) { + /* initialize tuner (don't do this when resuming) */ + if (!dev->insuspend && TUNER_ABSENT != dev->tuner_type) { int has_demod = (dev->tda9887_conf & TDA9887_PRESENT); /* Note: radio tuner address is always filled in, diff --git a/drivers/media/platform/omap3isp/isppreview.c b/drivers/media/platform/omap3isp/isppreview.c index cd8831aebdeb..e2e4610d5550 100644 --- a/drivers/media/platform/omap3isp/isppreview.c +++ b/drivers/media/platform/omap3isp/isppreview.c @@ -1079,6 +1079,7 @@ static void preview_config_input_format(struct isp_prev_device *prev, */ static void preview_config_input_size(struct isp_prev_device *prev, u32 active) { + const struct v4l2_mbus_framefmt *format = &prev->formats[PREV_PAD_SINK]; struct isp_device *isp = to_isp_device(prev); unsigned int sph = prev->crop.left; unsigned int eph = prev->crop.left + prev->crop.width - 1; @@ -1086,6 +1087,14 @@ static void preview_config_input_size(struct isp_prev_device *prev, u32 active) unsigned int elv = prev->crop.top + prev->crop.height - 1; u32 features; + if (format->code != V4L2_MBUS_FMT_Y8_1X8 && + format->code != V4L2_MBUS_FMT_Y10_1X10) { + sph -= 2; + eph += 2; + slv -= 2; + elv += 2; + } + features = (prev->params.params[0].features & active) | (prev->params.params[1].features & ~active); diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c index bb1e8dca80cd..069b7f0dfb36 100644 --- a/drivers/media/usb/em28xx/em28xx-dvb.c +++ b/drivers/media/usb/em28xx/em28xx-dvb.c @@ -673,7 +673,8 @@ static void pctv_520e_init(struct em28xx *dev) static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) { struct dtv_frontend_properties *c = &fe->dtv_property_cache; - struct em28xx *dev = fe->dvb->priv; + struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; + struct em28xx *dev = i2c_bus->dev; #ifdef CONFIG_GPIOLIB struct em28xx_dvb *dvb = dev->dvb; int ret; diff --git a/drivers/media/usb/gspca/sn9c20x.c b/drivers/media/usb/gspca/sn9c20x.c index f4453d52801b..ceb5404045b4 100644 --- a/drivers/media/usb/gspca/sn9c20x.c +++ b/drivers/media/usb/gspca/sn9c20x.c @@ -2359,6 +2359,7 @@ static const struct usb_device_id device_table[] = { {USB_DEVICE(0x045e, 0x00f4), SN9C20X(OV9650, 0x30, 0)}, {USB_DEVICE(0x145f, 0x013d), SN9C20X(OV7660, 0x21, 0)}, {USB_DEVICE(0x0458, 0x7029), SN9C20X(HV7131R, 0x11, 0)}, + {USB_DEVICE(0x0458, 0x7045), SN9C20X(MT9M112, 0x5d, LED_REVERSE)}, {USB_DEVICE(0x0458, 0x704a), SN9C20X(MT9M112, 0x5d, 0)}, {USB_DEVICE(0x0458, 0x704c), SN9C20X(MT9M112, 0x5d, 0)}, {USB_DEVICE(0xa168, 0x0610), SN9C20X(HV7131R, 0x11, 0)}, diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index 3394c3432011..e1c5bf3ea112 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -1846,7 +1846,25 @@ int uvc_video_enable(struct uvc_streaming *stream, int enable) if (!enable) { uvc_uninit_video(stream, 1); - usb_set_interface(stream->dev->udev, stream->intfnum, 0); + if (stream->intf->num_altsetting > 1) { + usb_set_interface(stream->dev->udev, + stream->intfnum, 0); + } else { + /* UVC doesn't specify how to inform a bulk-based device + * when the video stream is stopped. Windows sends a + * CLEAR_FEATURE(HALT) request to the video streaming + * bulk endpoint, mimic the same behaviour. + */ + unsigned int epnum = stream->header.bEndpointAddress + & USB_ENDPOINT_NUMBER_MASK; + unsigned int dir = stream->header.bEndpointAddress + & USB_ENDPOINT_DIR_MASK; + unsigned int pipe; + + pipe = usb_sndbulkpipe(stream->dev->udev, epnum) | dir; + usb_clear_halt(stream->dev->udev, pipe); + } + uvc_queue_enable(&stream->queue, 0); uvc_video_clock_cleanup(stream); return 0; diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index 8f7a6a454a4c..b63a5e584aa0 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -787,8 +787,8 @@ static int put_v4l2_subdev_edid32(struct v4l2_subdev_edid *kp, struct v4l2_subde #define VIDIOC_DQBUF32 _IOWR('V', 17, struct v4l2_buffer32) #define VIDIOC_ENUMSTD32 _IOWR('V', 25, struct v4l2_standard32) #define VIDIOC_ENUMINPUT32 _IOWR('V', 26, struct v4l2_input32) -#define VIDIOC_SUBDEV_G_EDID32 _IOWR('V', 63, struct v4l2_subdev_edid32) -#define VIDIOC_SUBDEV_S_EDID32 _IOWR('V', 64, struct v4l2_subdev_edid32) +#define VIDIOC_SUBDEV_G_EDID32 _IOWR('V', 40, struct v4l2_subdev_edid32) +#define VIDIOC_SUBDEV_S_EDID32 _IOWR('V', 41, struct v4l2_subdev_edid32) #define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32) #define VIDIOC_G_EXT_CTRLS32 _IOWR('V', 71, struct v4l2_ext_controls32) #define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32) diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c index ee52b9f4a944..c0895f88ce9c 100644 --- a/drivers/media/v4l2-core/v4l2-dv-timings.c +++ b/drivers/media/v4l2-core/v4l2-dv-timings.c @@ -26,6 +26,10 @@ #include #include +MODULE_AUTHOR("Hans Verkuil"); +MODULE_DESCRIPTION("V4L2 DV Timings Helper Functions"); +MODULE_LICENSE("GPL"); + const struct v4l2_dv_timings v4l2_dv_timings_presets[] = { V4L2_DV_BT_CEA_640X480P59_94, V4L2_DV_BT_CEA_720X480I59_94, diff --git a/drivers/mfd/88pm800.c b/drivers/mfd/88pm800.c index a65447d65605..da1ef3290be5 100644 --- a/drivers/mfd/88pm800.c +++ b/drivers/mfd/88pm800.c @@ -571,7 +571,7 @@ static int pm800_probe(struct i2c_client *client, ret = pm800_pages_init(chip); if (ret) { dev_err(&client->dev, "pm800_pages_init failed!\n"); - goto err_page_init; + goto err_device_init; } ret = device_800_init(chip, pdata); @@ -587,7 +587,6 @@ static int pm800_probe(struct i2c_client *client, err_device_init: pm800_pages_exit(chip); -err_page_init: err_subchip_alloc: pm80x_deinit(); out_init: diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c index 7ebe9ef1eba6..a141b460697d 100644 --- a/drivers/mfd/88pm860x-core.c +++ b/drivers/mfd/88pm860x-core.c @@ -1179,12 +1179,18 @@ static int pm860x_probe(struct i2c_client *client, chip->companion_addr = pdata->companion_addr; chip->companion = i2c_new_dummy(chip->client->adapter, chip->companion_addr); + if (!chip->companion) { + dev_err(&client->dev, + "Failed to allocate I2C companion device\n"); + return -ENODEV; + } chip->regmap_companion = regmap_init_i2c(chip->companion, &pm860x_regmap_config); if (IS_ERR(chip->regmap_companion)) { ret = PTR_ERR(chip->regmap_companion); dev_err(&chip->companion->dev, "Failed to allocate register map: %d\n", ret); + i2c_unregister_device(chip->companion); return ret; } i2c_set_clientdata(chip->companion, chip); diff --git a/drivers/mfd/kempld-core.c b/drivers/mfd/kempld-core.c index d3e23278d299..38917a822335 100644 --- a/drivers/mfd/kempld-core.c +++ b/drivers/mfd/kempld-core.c @@ -322,9 +322,12 @@ static int kempld_detect_device(struct kempld_device_data *pld) return -ENODEV; } - /* Release hardware mutex if aquired */ - if (!(index_reg & KEMPLD_MUTEX_KEY)) + /* Release hardware mutex if acquired */ + if (!(index_reg & KEMPLD_MUTEX_KEY)) { iowrite8(KEMPLD_MUTEX_KEY, pld->io_index); + /* PXT and COMe-cPC2 boards may require a second release */ + iowrite8(KEMPLD_MUTEX_KEY, pld->io_index); + } mutex_unlock(&pld->lock); diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c index 108453b75ccc..fc2e0b946f8d 100644 --- a/drivers/mfd/max77686.c +++ b/drivers/mfd/max77686.c @@ -120,6 +120,10 @@ static int max77686_i2c_probe(struct i2c_client *i2c, dev_info(max77686->dev, "device found\n"); max77686->rtc = i2c_new_dummy(i2c->adapter, I2C_ADDR_RTC); + if (!max77686->rtc) { + dev_err(max77686->dev, "Failed to allocate I2C device for RTC\n"); + return -ENODEV; + } i2c_set_clientdata(max77686->rtc, max77686); max77686_irq_init(max77686); diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c index c04723efc707..8abfd3f0af5b 100644 --- a/drivers/mfd/max77693.c +++ b/drivers/mfd/max77693.c @@ -149,9 +149,18 @@ static int max77693_i2c_probe(struct i2c_client *i2c, dev_info(max77693->dev, "device ID: 0x%x\n", reg_data); max77693->muic = i2c_new_dummy(i2c->adapter, I2C_ADDR_MUIC); + if (!max77693->muic) { + dev_err(max77693->dev, "Failed to allocate I2C device for MUIC\n"); + return -ENODEV; + } i2c_set_clientdata(max77693->muic, max77693); max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC); + if (!max77693->haptic) { + dev_err(max77693->dev, "Failed to allocate I2C device for Haptic\n"); + ret = -ENODEV; + goto err_i2c_haptic; + } i2c_set_clientdata(max77693->haptic, max77693); /* @@ -187,8 +196,9 @@ err_mfd: max77693_irq_exit(max77693); err_irq: err_regmap_muic: - i2c_unregister_device(max77693->muic); i2c_unregister_device(max77693->haptic); +err_i2c_haptic: + i2c_unregister_device(max77693->muic); return ret; } diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c index de7fb80a6052..afd07718dcab 100644 --- a/drivers/mfd/max8925-i2c.c +++ b/drivers/mfd/max8925-i2c.c @@ -181,9 +181,18 @@ static int max8925_probe(struct i2c_client *client, mutex_init(&chip->io_lock); chip->rtc = i2c_new_dummy(chip->i2c->adapter, RTC_I2C_ADDR); + if (!chip->rtc) { + dev_err(chip->dev, "Failed to allocate I2C device for RTC\n"); + return -ENODEV; + } i2c_set_clientdata(chip->rtc, chip); chip->adc = i2c_new_dummy(chip->i2c->adapter, ADC_I2C_ADDR); + if (!chip->adc) { + dev_err(chip->dev, "Failed to allocate I2C device for ADC\n"); + i2c_unregister_device(chip->rtc); + return -ENODEV; + } i2c_set_clientdata(chip->adc, chip); device_init_wakeup(&client->dev, 1); diff --git a/drivers/mfd/max8997.c b/drivers/mfd/max8997.c index cee098c0dae3..20a20051108f 100644 --- a/drivers/mfd/max8997.c +++ b/drivers/mfd/max8997.c @@ -217,10 +217,26 @@ static int max8997_i2c_probe(struct i2c_client *i2c, mutex_init(&max8997->iolock); max8997->rtc = i2c_new_dummy(i2c->adapter, I2C_ADDR_RTC); + if (!max8997->rtc) { + dev_err(max8997->dev, "Failed to allocate I2C device for RTC\n"); + return -ENODEV; + } i2c_set_clientdata(max8997->rtc, max8997); + max8997->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC); + if (!max8997->haptic) { + dev_err(max8997->dev, "Failed to allocate I2C device for Haptic\n"); + ret = -ENODEV; + goto err_i2c_haptic; + } i2c_set_clientdata(max8997->haptic, max8997); + max8997->muic = i2c_new_dummy(i2c->adapter, I2C_ADDR_MUIC); + if (!max8997->muic) { + dev_err(max8997->dev, "Failed to allocate I2C device for MUIC\n"); + ret = -ENODEV; + goto err_i2c_muic; + } i2c_set_clientdata(max8997->muic, max8997); pm_runtime_set_active(max8997->dev); @@ -247,7 +263,9 @@ static int max8997_i2c_probe(struct i2c_client *i2c, err_mfd: mfd_remove_devices(max8997->dev); i2c_unregister_device(max8997->muic); +err_i2c_muic: i2c_unregister_device(max8997->haptic); +err_i2c_haptic: i2c_unregister_device(max8997->rtc); return ret; } diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c index fe6332dcabee..25e131a0840a 100644 --- a/drivers/mfd/max8998.c +++ b/drivers/mfd/max8998.c @@ -215,6 +215,10 @@ static int max8998_i2c_probe(struct i2c_client *i2c, mutex_init(&max8998->iolock); max8998->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR); + if (!max8998->rtc) { + dev_err(&i2c->dev, "Failed to allocate I2C device for RTC\n"); + return -ENODEV; + } i2c_set_clientdata(max8998->rtc, max8998); max8998_irq_init(max8998); diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c index f530e4b73f19..d02546b0a8cc 100644 --- a/drivers/mfd/sec-core.c +++ b/drivers/mfd/sec-core.c @@ -274,6 +274,10 @@ static int sec_pmic_probe(struct i2c_client *i2c, } sec_pmic->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR); + if (!sec_pmic->rtc) { + dev_err(&i2c->dev, "Failed to allocate I2C for RTC\n"); + return -ENODEV; + } i2c_set_clientdata(sec_pmic->rtc, sec_pmic); if (pdata && pdata->cfg_pmic_irq) diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c index d79277204835..de87eafbeb05 100644 --- a/drivers/mfd/tps65910.c +++ b/drivers/mfd/tps65910.c @@ -254,8 +254,10 @@ static int tps65910_irq_init(struct tps65910 *tps65910, int irq, ret = regmap_add_irq_chip(tps65910->regmap, tps65910->chip_irq, IRQF_ONESHOT, pdata->irq_base, tps6591x_irqs_chip, &tps65910->irq_data); - if (ret < 0) + if (ret < 0) { dev_warn(tps65910->dev, "Failed to add irq_chip %d\n", ret); + tps65910->chip_irq = 0; + } return ret; } diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index b66cec93ebb3..9abe5a4e3ef7 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -74,23 +74,69 @@ int mei_me_cl_by_id(struct mei_device *dev, u8 client_id) /** - * mei_io_list_flush - removes list entry belonging to cl. + * mei_cl_cmp_id - tells if the clients are the same * - * @list: An instance of our list structure - * @cl: host client + * @cl1: host client 1 + * @cl2: host client 2 + * + * returns true - if the clients has same host and me ids + * false - otherwise + */ +static inline bool mei_cl_cmp_id(const struct mei_cl *cl1, + const struct mei_cl *cl2) +{ + return cl1 && cl2 && + (cl1->host_client_id == cl2->host_client_id) && + (cl1->me_client_id == cl2->me_client_id); +} + +/** + * mei_io_list_flush - removes cbs belonging to cl. + * + * @list: an instance of our list structure + * @cl: host client, can be NULL for flushing the whole list + * @free: whether to free the cbs */ -void mei_io_list_flush(struct mei_cl_cb *list, struct mei_cl *cl) +static void __mei_io_list_flush(struct mei_cl_cb *list, + struct mei_cl *cl, bool free) { struct mei_cl_cb *cb; struct mei_cl_cb *next; + /* enable removing everything if no cl is specified */ list_for_each_entry_safe(cb, next, &list->list, list) { - if (cb->cl && mei_cl_cmp_id(cl, cb->cl)) + if (!cl || (cb->cl && mei_cl_cmp_id(cl, cb->cl))) { list_del(&cb->list); + if (free) + mei_io_cb_free(cb); + } } } /** + * mei_io_list_flush - removes list entry belonging to cl. + * + * @list: An instance of our list structure + * @cl: host client + */ +static inline void mei_io_list_flush(struct mei_cl_cb *list, struct mei_cl *cl) +{ + __mei_io_list_flush(list, cl, false); +} + + +/** + * mei_io_list_free - removes cb belonging to cl and free them + * + * @list: An instance of our list structure + * @cl: host client + */ +static inline void mei_io_list_free(struct mei_cl_cb *list, struct mei_cl *cl) +{ + __mei_io_list_flush(list, cl, true); +} + +/** * mei_io_cb_free - free mei_cb_private related memory * * @cb: mei callback struct @@ -192,8 +238,8 @@ int mei_cl_flush_queues(struct mei_cl *cl) dev_dbg(&cl->dev->pdev->dev, "remove list entry belonging to cl\n"); mei_io_list_flush(&cl->dev->read_list, cl); - mei_io_list_flush(&cl->dev->write_list, cl); - mei_io_list_flush(&cl->dev->write_waiting_list, cl); + mei_io_list_free(&cl->dev->write_list, cl); + mei_io_list_free(&cl->dev->write_waiting_list, cl); mei_io_list_flush(&cl->dev->ctrl_wr_list, cl); mei_io_list_flush(&cl->dev->ctrl_rd_list, cl); mei_io_list_flush(&cl->dev->amthif_cmd_list, cl); @@ -916,20 +962,8 @@ void mei_cl_all_wakeup(struct mei_device *dev) */ void mei_cl_all_write_clear(struct mei_device *dev) { - struct mei_cl_cb *cb, *next; - struct list_head *list; - - list = &dev->write_list.list; - list_for_each_entry_safe(cb, next, list, list) { - list_del(&cb->list); - mei_io_cb_free(cb); - } - - list = &dev->write_waiting_list.list; - list_for_each_entry_safe(cb, next, list, list) { - list_del(&cb->list); - mei_io_cb_free(cb); - } + mei_io_list_free(&dev->write_list, NULL); + mei_io_list_free(&dev->write_waiting_list, NULL); } diff --git a/drivers/misc/mei/client.h b/drivers/misc/mei/client.h index 892cc4207fa2..5d75ab523490 100644 --- a/drivers/misc/mei/client.h +++ b/drivers/misc/mei/client.h @@ -45,8 +45,6 @@ static inline void mei_io_list_init(struct mei_cl_cb *list) { INIT_LIST_HEAD(&list->list); } -void mei_io_list_flush(struct mei_cl_cb *list, struct mei_cl *cl); - /* * MEI Host Client Functions */ @@ -61,22 +59,6 @@ int mei_cl_unlink(struct mei_cl *cl); int mei_cl_flush_queues(struct mei_cl *cl); struct mei_cl_cb *mei_cl_find_read_cb(struct mei_cl *cl); -/** - * mei_cl_cmp_id - tells if file private data have same id - * - * @fe1: private data of 1. file object - * @fe2: private data of 2. file object - * - * returns true - if ids are the same and not NULL - */ -static inline bool mei_cl_cmp_id(const struct mei_cl *cl1, - const struct mei_cl *cl2) -{ - return cl1 && cl2 && - (cl1->host_client_id == cl2->host_client_id) && - (cl1->me_client_id == cl2->me_client_id); -} - int mei_cl_flow_ctrl_creds(struct mei_cl *cl); diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index 66f411a6e8ea..cabc04383685 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -115,6 +115,11 @@ #define MEI_DEV_ID_LPT_HR 0x8CBA /* Lynx Point H Refresh */ #define MEI_DEV_ID_WPT_LP 0x9CBA /* Wildcat Point LP */ + +/* Host Firmware Status Registers in PCI Config Space */ +#define PCI_CFG_HFS_1 0x40 +#define PCI_CFG_HFS_2 0x48 + /* * MEI HW Section */ diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c index 1b922e971d3e..41b4b4818b04 100644 --- a/drivers/misc/mei/interrupt.c +++ b/drivers/misc/mei/interrupt.c @@ -420,8 +420,7 @@ int mei_irq_write_handler(struct mei_device *dev, struct mei_cl_cb *cmpl_list) cl->status = 0; list_del(&cb->list); - if (MEI_WRITING == cl->writing_state && - cb->fop_type == MEI_FOP_WRITE && + if (cb->fop_type == MEI_FOP_WRITE && cl != &dev->iamthif_cl) { dev_dbg(&dev->pdev->dev, "MEI WRITE COMPLETE\n"); cl->writing_state = MEI_WRITE_COMPLETE; diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index cabeddd66c1f..9558bef37eea 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -648,8 +648,7 @@ static unsigned int mei_poll(struct file *file, poll_table *wait) goto out; } - if (MEI_WRITE_COMPLETE == cl->writing_state) - mask |= (POLLIN | POLLRDNORM); + mask |= (POLLIN | POLLRDNORM); out: mutex_unlock(&dev->device_lock); diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index e637318b79ba..20fb058f6ae8 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -100,15 +100,31 @@ static bool mei_me_quirk_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { u32 reg; - if (ent->device == MEI_DEV_ID_PBG_1) { - pci_read_config_dword(pdev, 0x48, ®); - /* make sure that bit 9 is up and bit 10 is down */ - if ((reg & 0x600) == 0x200) { - dev_info(&pdev->dev, "Device doesn't have valid ME Interface\n"); - return false; - } + /* Cougar Point || Patsburg */ + if (ent->device == MEI_DEV_ID_CPT_1 || + ent->device == MEI_DEV_ID_PBG_1) { + pci_read_config_dword(pdev, PCI_CFG_HFS_2, ®); + /* make sure that bit 9 (NM) is up and bit 10 (DM) is down */ + if ((reg & 0x600) == 0x200) + goto no_mei; } + + /* Lynx Point */ + if (ent->device == MEI_DEV_ID_LPT_H || + ent->device == MEI_DEV_ID_LPT_W || + ent->device == MEI_DEV_ID_LPT_HR) { + /* Read ME FW Status check for SPS Firmware */ + pci_read_config_dword(pdev, PCI_CFG_HFS_1, ®); + /* if bits [19:16] = 15, running SPS Firmware */ + if ((reg & 0xf0000) == 0xf0000) + goto no_mei; + } + return true; + +no_mei: + dev_info(&pdev->dev, "Device doesn't have valid ME Interface\n"); + return false; } /** * mei_probe - Device Initialization Routine diff --git a/drivers/mmc/host/sdhci-bcm-kona.c b/drivers/mmc/host/sdhci-bcm-kona.c index 85472d3fd37f..d002eb9e01cd 100644 --- a/drivers/mmc/host/sdhci-bcm-kona.c +++ b/drivers/mmc/host/sdhci-bcm-kona.c @@ -314,7 +314,7 @@ err_pltfm_free: return ret; } -static int __exit sdhci_bcm_kona_remove(struct platform_device *pdev) +static int sdhci_bcm_kona_remove(struct platform_device *pdev) { struct sdhci_host *host = platform_get_drvdata(pdev); int dead; diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 9be079224761..1de054a0775d 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -1249,6 +1249,7 @@ static int __init atmel_pmecc_nand_init_params(struct platform_device *pdev, goto err; } + nand_chip->options |= NAND_NO_SUBPAGE_WRITE; nand_chip->ecc.read_page = atmel_nand_pmecc_read_page; nand_chip->ecc.write_page = atmel_nand_pmecc_write_page; diff --git a/drivers/mtd/nand/nuc900_nand.c b/drivers/mtd/nand/nuc900_nand.c index 52115151e4a7..2e1d16bf9818 100644 --- a/drivers/mtd/nand/nuc900_nand.c +++ b/drivers/mtd/nand/nuc900_nand.c @@ -225,7 +225,7 @@ static void nuc900_nand_enable(struct nuc900_nand *nand) val = __raw_readl(nand->reg + REG_FMICSR); if (!(val & NAND_EN)) - __raw_writel(val | NAND_EN, REG_FMICSR); + __raw_writel(val | NAND_EN, nand->reg + REG_FMICSR); val = __raw_readl(nand->reg + REG_SMCSR); diff --git a/drivers/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c index 4b8e89583f2a..cf49c22673b9 100644 --- a/drivers/mtd/sm_ftl.c +++ b/drivers/mtd/sm_ftl.c @@ -59,15 +59,12 @@ static struct attribute_group *sm_create_sysfs_attributes(struct sm_ftl *ftl) struct attribute_group *attr_group; struct attribute **attributes; struct sm_sysfs_attribute *vendor_attribute; + char *vendor; - int vendor_len = strnlen(ftl->cis_buffer + SM_CIS_VENDOR_OFFSET, - SM_SMALL_PAGE - SM_CIS_VENDOR_OFFSET); - - char *vendor = kmalloc(vendor_len, GFP_KERNEL); + vendor = kstrndup(ftl->cis_buffer + SM_CIS_VENDOR_OFFSET, + SM_SMALL_PAGE - SM_CIS_VENDOR_OFFSET, GFP_KERNEL); if (!vendor) goto error1; - memcpy(vendor, ftl->cis_buffer + SM_CIS_VENDOR_OFFSET, vendor_len); - vendor[vendor_len] = 0; /* Initialize sysfs attributes */ vendor_attribute = @@ -78,7 +75,7 @@ static struct attribute_group *sm_create_sysfs_attributes(struct sm_ftl *ftl) sysfs_attr_init(&vendor_attribute->dev_attr.attr); vendor_attribute->data = vendor; - vendor_attribute->len = vendor_len; + vendor_attribute->len = strlen(vendor); vendor_attribute->dev_attr.attr.name = "vendor"; vendor_attribute->dev_attr.attr.mode = S_IRUGO; vendor_attribute->dev_attr.show = sm_attr_show; diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 71d9cad02704..5cdd2b2f18c5 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -88,9 +88,8 @@ #define MVNETA_TX_IN_PRGRS BIT(1) #define MVNETA_TX_FIFO_EMPTY BIT(8) #define MVNETA_RX_MIN_FRAME_SIZE 0x247c -#define MVNETA_SERDES_CFG 0x24A0 +#define MVNETA_SGMII_SERDES_CFG 0x24A0 #define MVNETA_SGMII_SERDES_PROTO 0x0cc7 -#define MVNETA_RGMII_SERDES_PROTO 0x0667 #define MVNETA_TYPE_PRIO 0x24bc #define MVNETA_FORCE_UNI BIT(21) #define MVNETA_TXQ_CMD_1 0x24e4 @@ -666,6 +665,35 @@ static void mvneta_rxq_bm_disable(struct mvneta_port *pp, mvreg_write(pp, MVNETA_RXQ_CONFIG_REG(rxq->id), val); } + + +/* Sets the RGMII Enable bit (RGMIIEn) in port MAC control register */ +static void mvneta_gmac_rgmii_set(struct mvneta_port *pp, int enable) +{ + u32 val; + + val = mvreg_read(pp, MVNETA_GMAC_CTRL_2); + + if (enable) + val |= MVNETA_GMAC2_PORT_RGMII; + else + val &= ~MVNETA_GMAC2_PORT_RGMII; + + mvreg_write(pp, MVNETA_GMAC_CTRL_2, val); +} + +/* Config SGMII port */ +static void mvneta_port_sgmii_config(struct mvneta_port *pp) +{ + u32 val; + + val = mvreg_read(pp, MVNETA_GMAC_CTRL_2); + val |= MVNETA_GMAC2_PCS_ENABLE; + mvreg_write(pp, MVNETA_GMAC_CTRL_2, val); + + mvreg_write(pp, MVNETA_SGMII_SERDES_CFG, MVNETA_SGMII_SERDES_PROTO); +} + /* Start the Ethernet port RX and TX activity */ static void mvneta_port_up(struct mvneta_port *pp) { @@ -2695,15 +2723,12 @@ static void mvneta_port_power_up(struct mvneta_port *pp, int phy_mode) mvreg_write(pp, MVNETA_UNIT_INTR_CAUSE, 0); if (phy_mode == PHY_INTERFACE_MODE_SGMII) - mvreg_write(pp, MVNETA_SERDES_CFG, MVNETA_SGMII_SERDES_PROTO); - else - mvreg_write(pp, MVNETA_SERDES_CFG, MVNETA_RGMII_SERDES_PROTO); + mvneta_port_sgmii_config(pp); - val = mvreg_read(pp, MVNETA_GMAC_CTRL_2); - - val |= MVNETA_GMAC2_PCS_ENABLE | MVNETA_GMAC2_PORT_RGMII; + mvneta_gmac_rgmii_set(pp, 1); /* Cancel Port Reset */ + val = mvreg_read(pp, MVNETA_GMAC_CTRL_2); val &= ~MVNETA_GMAC2_PORT_RESET; mvreg_write(pp, MVNETA_GMAC_CTRL_2, val); diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index ba39178a94ab..00e3f49fcf9b 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1718,7 +1718,7 @@ int ath_cabq_update(struct ath_softc *sc) else if (sc->config.cabqReadytime > ATH9K_READY_TIME_HI_BOUND) sc->config.cabqReadytime = ATH9K_READY_TIME_HI_BOUND; - qi.tqi_readyTime = (cur_conf->beacon_interval * + qi.tqi_readyTime = (TU_TO_USEC(cur_conf->beacon_interval) * sc->config.cabqReadytime) / 100; ath_txq_update(sc, qnum, &qi); diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 7c970d3ae358..80ecca3e1465 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -5175,22 +5175,22 @@ static void b43_nphy_channel_setup(struct b43_wldev *dev, int ch = new_channel->hw_value; u16 old_band_5ghz; - u32 tmp32; + u16 tmp16; old_band_5ghz = b43_phy_read(dev, B43_NPHY_BANDCTL) & B43_NPHY_BANDCTL_5GHZ; if (new_channel->band == IEEE80211_BAND_5GHZ && !old_band_5ghz) { - tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR); - b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4); + tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR); + b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4); b43_phy_set(dev, B43_PHY_B_BBCFG, 0xC000); - b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32); + b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16); b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ); } else if (new_channel->band == IEEE80211_BAND_2GHZ && old_band_5ghz) { b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ); - tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR); - b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4); + tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR); + b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4); b43_phy_mask(dev, B43_PHY_B_BBCFG, 0x3FFF); - b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32); + b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16); } b43_chantab_phy_upload(dev, e); diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index 7aad766865cf..ca9c4f1f9b0a 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -252,13 +252,17 @@ static void iwl_bg_bt_runtime_config(struct work_struct *work) struct iwl_priv *priv = container_of(work, struct iwl_priv, bt_runtime_config); + mutex_lock(&priv->mutex); if (test_bit(STATUS_EXIT_PENDING, &priv->status)) - return; + goto out; /* dont send host command if rf-kill is on */ if (!iwl_is_ready_rf(priv)) - return; + goto out; + iwlagn_send_advance_bt_config(priv); +out: + mutex_unlock(&priv->mutex); } static void iwl_bg_bt_full_concurrency(struct work_struct *work) diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c b/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c index e06971be7df7..f923d8c9a296 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c @@ -1025,9 +1025,20 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw) bool rtstatus = true; int err = 0; u8 tmp_u1b, u1byte; + unsigned long flags; RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Rtl8188EE hw init\n"); rtlpriv->rtlhal.being_init_adapter = true; + /* As this function can take a very long time (up to 350 ms) + * and can be called with irqs disabled, reenable the irqs + * to let the other devices continue being serviced. + * + * It is safe doing so since our own interrupts will only be enabled + * in a subsequent step. + */ + local_save_flags(flags); + local_irq_enable(); + rtlpriv->intf_ops->disable_aspm(hw); tmp_u1b = rtl_read_byte(rtlpriv, REG_SYS_CLKR+1); @@ -1043,7 +1054,7 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw) if (rtstatus != true) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Init MAC failed\n"); err = 1; - return err; + goto exit; } err = rtl88e_download_fw(hw, false); @@ -1051,8 +1062,7 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "Failed to download FW. Init HW without FW now..\n"); err = 1; - rtlhal->fw_ready = false; - return err; + goto exit; } else { rtlhal->fw_ready = true; } @@ -1135,10 +1145,12 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw) } rtl_write_byte(rtlpriv, REG_NAV_CTRL+2, ((30000+127)/128)); rtl88e_dm_init(hw); +exit: + local_irq_restore(flags); rtlpriv->rtlhal.being_init_adapter = false; RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "end of Rtl8188EE hw init %x\n", err); - return 0; + return err; } static enum version_8188e _rtl88ee_read_chip_version(struct ieee80211_hw *hw) diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c b/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c index 68685a898257..749d41723371 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c @@ -293,7 +293,7 @@ static void _rtl88ee_translate_rx_signal_stuff(struct ieee80211_hw *hw, u8 *psaddr; __le16 fc; u16 type, ufc; - bool match_bssid, packet_toself, packet_beacon, addr; + bool match_bssid, packet_toself, packet_beacon = false, addr; tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift; diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index 189ba124a8c6..324aa581938e 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -985,6 +985,17 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); int err = 0; static bool iqk_initialized; + unsigned long flags; + + /* As this function can take a very long time (up to 350 ms) + * and can be called with irqs disabled, reenable the irqs + * to let the other devices continue being serviced. + * + * It is safe doing so since our own interrupts will only be enabled + * in a subsequent step. + */ + local_save_flags(flags); + local_irq_enable(); rtlhal->hw_type = HARDWARE_TYPE_RTL8192CU; err = _rtl92cu_init_mac(hw); @@ -997,7 +1008,7 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "Failed to download FW. Init HW without FW now..\n"); err = 1; - return err; + goto exit; } rtlhal->last_hmeboxnum = 0; /* h2c */ _rtl92cu_phy_param_tab_init(hw); @@ -1034,6 +1045,8 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) _InitPABias(hw); _update_mac_setting(hw); rtl92c_dm_init(hw); +exit: + local_irq_restore(flags); return err; } diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c index 4f461786a7eb..c471400fe8f0 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c @@ -955,7 +955,7 @@ int rtl92se_hw_init(struct ieee80211_hw *hw) struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); u8 tmp_byte = 0; - + unsigned long flags; bool rtstatus = true; u8 tmp_u1b; int err = false; @@ -967,6 +967,16 @@ int rtl92se_hw_init(struct ieee80211_hw *hw) rtlpci->being_init_adapter = true; + /* As this function can take a very long time (up to 350 ms) + * and can be called with irqs disabled, reenable the irqs + * to let the other devices continue being serviced. + * + * It is safe doing so since our own interrupts will only be enabled + * in a subsequent step. + */ + local_save_flags(flags); + local_irq_enable(); + rtlpriv->intf_ops->disable_aspm(hw); /* 1. MAC Initialize */ @@ -984,7 +994,8 @@ int rtl92se_hw_init(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "Failed to download FW. Init HW without FW now... " "Please copy FW into /lib/firmware/rtlwifi\n"); - return 1; + err = 1; + goto exit; } /* After FW download, we have to reset MAC register */ @@ -997,7 +1008,8 @@ int rtl92se_hw_init(struct ieee80211_hw *hw) /* 3. Initialize MAC/PHY Config by MACPHY_reg.txt */ if (!rtl92s_phy_mac_config(hw)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "MAC Config failed\n"); - return rtstatus; + err = rtstatus; + goto exit; } /* because last function modify RCR, so we update @@ -1016,7 +1028,8 @@ int rtl92se_hw_init(struct ieee80211_hw *hw) /* 4. Initialize BB After MAC Config PHY_reg.txt, AGC_Tab.txt */ if (!rtl92s_phy_bb_config(hw)) { RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, "BB Config failed\n"); - return rtstatus; + err = rtstatus; + goto exit; } /* 5. Initiailze RF RAIO_A.txt RF RAIO_B.txt */ @@ -1033,7 +1046,8 @@ int rtl92se_hw_init(struct ieee80211_hw *hw) if (!rtl92s_phy_rf_config(hw)) { RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "RF Config failed\n"); - return rtstatus; + err = rtstatus; + goto exit; } /* After read predefined TXT, we must set BB/MAC/RF @@ -1122,8 +1136,9 @@ int rtl92se_hw_init(struct ieee80211_hw *hw) rtlpriv->cfg->ops->led_control(hw, LED_CTL_POWER_ON); rtl92s_dm_init(hw); +exit: + local_irq_restore(flags); rtlpci->being_init_adapter = false; - return err; } diff --git a/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c b/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c index c333dfd116b8..99f6bc5fa986 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c @@ -880,14 +880,25 @@ int rtl8723ae_hw_init(struct ieee80211_hw *hw) bool rtstatus = true; int err; u8 tmp_u1b; + unsigned long flags; rtlpriv->rtlhal.being_init_adapter = true; + /* As this function can take a very long time (up to 350 ms) + * and can be called with irqs disabled, reenable the irqs + * to let the other devices continue being serviced. + * + * It is safe doing so since our own interrupts will only be enabled + * in a subsequent step. + */ + local_save_flags(flags); + local_irq_enable(); + rtlpriv->intf_ops->disable_aspm(hw); rtstatus = _rtl8712e_init_mac(hw); if (rtstatus != true) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Init MAC failed\n"); err = 1; - return err; + goto exit; } err = rtl8723ae_download_fw(hw); @@ -895,8 +906,7 @@ int rtl8723ae_hw_init(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "Failed to download FW. Init HW without FW now..\n"); err = 1; - rtlhal->fw_ready = false; - return err; + goto exit; } else { rtlhal->fw_ready = true; } @@ -971,6 +981,8 @@ int rtl8723ae_hw_init(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "under 1.5V\n"); } rtl8723ae_dm_init(hw); +exit: + local_irq_restore(flags); rtlpriv->rtlhal.being_init_adapter = false; return err; } diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c index 8efd11dafd44..b4214cba58b7 100644 --- a/drivers/pci/host/pci-mvebu.c +++ b/drivers/pci/host/pci-mvebu.c @@ -749,7 +749,7 @@ static int mvebu_get_tgt_attr(struct device_node *np, int devfn, for (i = 0; i < nranges; i++) { u32 flags = of_read_number(range, 1); - u32 slot = of_read_number(range, 2); + u32 slot = of_read_number(range + 1, 1); u64 cpuaddr = of_read_number(range + na, pna); unsigned long rtype; diff --git a/drivers/regulator/arizona-ldo1.c b/drivers/regulator/arizona-ldo1.c index 81d8681c3195..7917bb2fa834 100644 --- a/drivers/regulator/arizona-ldo1.c +++ b/drivers/regulator/arizona-ldo1.c @@ -153,11 +153,9 @@ static const struct regulator_desc arizona_ldo1 = { .vsel_reg = ARIZONA_LDO1_CONTROL_1, .vsel_mask = ARIZONA_LDO1_VSEL_MASK, - .bypass_reg = ARIZONA_LDO1_CONTROL_1, - .bypass_mask = ARIZONA_LDO1_BYPASS, .min_uV = 900000, - .uV_step = 50000, - .n_voltages = 7, + .uV_step = 25000, + .n_voltages = 13, .enable_time = 500, .owner = THIS_MODULE, @@ -203,6 +201,7 @@ static int arizona_ldo1_probe(struct platform_device *pdev) */ switch (arizona->type) { case WM5102: + case WM8997: desc = &arizona_ldo1_hc; ldo1->init_data = arizona_ldo1_dvfs; break; diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c index eb5d22795c47..bb86494e2b7b 100644 --- a/drivers/s390/char/con3215.c +++ b/drivers/s390/char/con3215.c @@ -922,7 +922,7 @@ static int __init con3215_init(void) raw3215_freelist = req; } - cdev = ccw_device_probe_console(); + cdev = ccw_device_probe_console(&raw3215_ccw_driver); if (IS_ERR(cdev)) return -ENODEV; diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c index 699fd3e363df..bb6b0df50b33 100644 --- a/drivers/s390/char/con3270.c +++ b/drivers/s390/char/con3270.c @@ -576,7 +576,6 @@ static struct console con3270 = { static int __init con3270_init(void) { - struct ccw_device *cdev; struct raw3270 *rp; void *cbuf; int i; @@ -591,10 +590,7 @@ con3270_init(void) cpcmd("TERM AUTOCR OFF", NULL, 0, NULL); } - cdev = ccw_device_probe_console(); - if (IS_ERR(cdev)) - return -ENODEV; - rp = raw3270_setup_console(cdev); + rp = raw3270_setup_console(); if (IS_ERR(rp)) return PTR_ERR(rp); diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c index 24a08e8f19e1..651d1f5da7c4 100644 --- a/drivers/s390/char/raw3270.c +++ b/drivers/s390/char/raw3270.c @@ -776,16 +776,24 @@ raw3270_setup_device(struct ccw_device *cdev, struct raw3270 *rp, char *ascebc) } #ifdef CONFIG_TN3270_CONSOLE +/* Tentative definition - see below for actual definition. */ +static struct ccw_driver raw3270_ccw_driver; + /* * Setup 3270 device configured as console. */ -struct raw3270 __init *raw3270_setup_console(struct ccw_device *cdev) +struct raw3270 __init *raw3270_setup_console(void) { + struct ccw_device *cdev; unsigned long flags; struct raw3270 *rp; char *ascebc; int rc; + cdev = ccw_device_probe_console(&raw3270_ccw_driver); + if (IS_ERR(cdev)) + return ERR_CAST(cdev); + rp = kzalloc(sizeof(struct raw3270), GFP_KERNEL | GFP_DMA); ascebc = kzalloc(256, GFP_KERNEL); rc = raw3270_setup_device(cdev, rp, ascebc); diff --git a/drivers/s390/char/raw3270.h b/drivers/s390/char/raw3270.h index 7b73ff8c1bd7..359276a88396 100644 --- a/drivers/s390/char/raw3270.h +++ b/drivers/s390/char/raw3270.h @@ -190,7 +190,7 @@ raw3270_put_view(struct raw3270_view *view) wake_up(&raw3270_wait_queue); } -struct raw3270 *raw3270_setup_console(struct ccw_device *cdev); +struct raw3270 *raw3270_setup_console(void); void raw3270_wait_cons_dev(struct raw3270 *); /* Notifier for device addition/removal */ diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 13299f902676..ec0951a788fc 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -560,18 +560,27 @@ static void chsc_process_sei_nt0(struct chsc_sei_nt0_area *sei_area) static void chsc_process_event_information(struct chsc_sei *sei, u64 ntsm) { - do { + static int ntsm_unsupported; + + while (true) { memset(sei, 0, sizeof(*sei)); sei->request.length = 0x0010; sei->request.code = 0x000e; - sei->ntsm = ntsm; + if (!ntsm_unsupported) + sei->ntsm = ntsm; if (chsc(sei)) break; if (sei->response.code != 0x0001) { - CIO_CRW_EVENT(2, "chsc: sei failed (rc=%04x)\n", - sei->response.code); + CIO_CRW_EVENT(2, "chsc: sei failed (rc=%04x, ntsm=%llx)\n", + sei->response.code, sei->ntsm); + + if (sei->response.code == 3 && sei->ntsm) { + /* Fallback for old firmware. */ + ntsm_unsupported = 1; + continue; + } break; } @@ -587,7 +596,10 @@ static void chsc_process_event_information(struct chsc_sei *sei, u64 ntsm) CIO_CRW_EVENT(2, "chsc: unhandled nt: %d\n", sei->nt); break; } - } while (sei->u.nt0_area.flags & 0x80); + + if (!(sei->u.nt0_area.flags & 0x80)) + break; + } } /* diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index e4a7ab2bb629..3a33be681fbe 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -1610,7 +1610,7 @@ out_unlock: return rc; } -struct ccw_device *ccw_device_probe_console(void) +struct ccw_device *ccw_device_probe_console(struct ccw_driver *drv) { struct io_subchannel_private *io_priv; struct ccw_device *cdev; @@ -1632,6 +1632,7 @@ struct ccw_device *ccw_device_probe_console(void) kfree(io_priv); return cdev; } + cdev->drv = drv; set_io_private(sch, io_priv); ret = ccw_device_console_enable(cdev, sch); if (ret) { diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index 278c9fa62067..1822cb9ec623 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -2501,16 +2501,15 @@ static int arcmsr_polling_ccbdone(struct AdapterControlBlock *acb, static int arcmsr_iop_confirm(struct AdapterControlBlock *acb) { uint32_t cdb_phyaddr, cdb_phyaddr_hi32; - dma_addr_t dma_coherent_handle; + /* ******************************************************************** ** here we need to tell iop 331 our freeccb.HighPart ** if freeccb.HighPart is not zero ******************************************************************** */ - dma_coherent_handle = acb->dma_coherent_handle; - cdb_phyaddr = (uint32_t)(dma_coherent_handle); - cdb_phyaddr_hi32 = (uint32_t)((cdb_phyaddr >> 16) >> 16); + cdb_phyaddr = lower_32_bits(acb->dma_coherent_handle); + cdb_phyaddr_hi32 = upper_32_bits(acb->dma_coherent_handle); acb->cdb_phyaddr_hi32 = cdb_phyaddr_hi32; /* *********************************************************************** diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index 7f0af4fcc001..6fd7d40b2c4d 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -8293,7 +8293,6 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state) mpt2sas_base_free_resources(ioc); pci_save_state(pdev); - pci_disable_device(pdev); pci_set_power_state(pdev, device_state); return 0; } diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 9f01bbbf3a26..36d62fd53511 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -2616,7 +2616,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ha->flags.enable_64bit_addressing ? "enable" : "disable"); ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); - if (!ret) { + if (ret) { ql_log_pci(ql_log_fatal, pdev, 0x0031, "Failed to allocate memory for adapter, aborting.\n"); @@ -3541,10 +3541,10 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, else { qla2x00_set_reserved_loop_ids(ha); ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0123, - "loop_id_map=%p. \n", ha->loop_id_map); + "loop_id_map=%p.\n", ha->loop_id_map); } - return 1; + return 0; fail_async_pd: dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index b26f1a5cc0ec..95a5d73e675c 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -751,8 +751,12 @@ static void __virtscsi_set_affinity(struct virtio_scsi *vscsi, bool affinity) vscsi->affinity_hint_set = true; } else { - for (i = 0; i < vscsi->num_queues; i++) + for (i = 0; i < vscsi->num_queues; i++) { + if (!vscsi->req_vqs[i].vq) + continue; + virtqueue_set_affinity(vscsi->req_vqs[i].vq, -1); + } vscsi->affinity_hint_set = false; } diff --git a/drivers/spi/spi-efm32.c b/drivers/spi/spi-efm32.c index 7d84418a01d8..cc6a997d4cda 100644 --- a/drivers/spi/spi-efm32.c +++ b/drivers/spi/spi-efm32.c @@ -491,6 +491,9 @@ static int efm32_spi_remove(struct platform_device *pdev) static const struct of_device_id efm32_spi_dt_ids[] = { { + .compatible = "energymicro,efm32-spi", + }, { + /* doesn't follow the "vendor,device" scheme, don't use */ .compatible = "efm32,spi", }, { /* sentinel */ diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c index 701ad1a69394..4fbe303e8186 100644 --- a/drivers/staging/comedi/drivers/usbdux.c +++ b/drivers/staging/comedi/drivers/usbdux.c @@ -494,7 +494,7 @@ static void usbduxsub_ao_isoc_irq(struct urb *urb) /* pointer to the DA */ *datap++ = val & 0xff; *datap++ = (val >> 8) & 0xff; - *datap++ = chan; + *datap++ = chan << 6; devpriv->ao_readback[chan] = val; s->async->events |= COMEDI_CB_BLOCK; @@ -1040,11 +1040,8 @@ static int usbdux_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s) /* set current channel of the running acquisition to zero */ s->async->cur_chan = 0; - for (i = 0; i < cmd->chanlist_len; ++i) { - unsigned int chan = CR_CHAN(cmd->chanlist[i]); - - devpriv->ao_chanlist[i] = chan << 6; - } + for (i = 0; i < cmd->chanlist_len; ++i) + devpriv->ao_chanlist[i] = CR_CHAN(cmd->chanlist[i]); /* we count in steps of 1ms (125us) */ /* 125us mode not used yet */ diff --git a/drivers/staging/rtl8188eu/core/rtw_recv.c b/drivers/staging/rtl8188eu/core/rtw_recv.c index 201165787362..33243ed40a1e 100644 --- a/drivers/staging/rtl8188eu/core/rtw_recv.c +++ b/drivers/staging/rtl8188eu/core/rtw_recv.c @@ -555,7 +555,7 @@ _func_exit_; /* set the security information in the recv_frame */ static union recv_frame *portctrl(struct adapter *adapter, union recv_frame *precv_frame) { - u8 *psta_addr = NULL, *ptr; + u8 *psta_addr, *ptr; uint auth_alg; struct recv_frame_hdr *pfhdr; struct sta_info *psta; @@ -569,7 +569,6 @@ static union recv_frame *portctrl(struct adapter *adapter, union recv_frame *pre _func_enter_; pstapriv = &adapter->stapriv; - psta = rtw_get_stainfo(pstapriv, psta_addr); auth_alg = adapter->securitypriv.dot11AuthAlgrthm; @@ -577,6 +576,7 @@ _func_enter_; pfhdr = &precv_frame->u.hdr; pattrib = &pfhdr->attrib; psta_addr = pattrib->ta; + psta = rtw_get_stainfo(pstapriv, psta_addr); prtnframe = NULL; diff --git a/drivers/staging/rtl8712/rtl871x_recv.c b/drivers/staging/rtl8712/rtl871x_recv.c index 23ec684b60e1..274c359279ef 100644 --- a/drivers/staging/rtl8712/rtl871x_recv.c +++ b/drivers/staging/rtl8712/rtl871x_recv.c @@ -254,7 +254,7 @@ union recv_frame *r8712_portctrl(struct _adapter *adapter, struct sta_info *psta; struct sta_priv *pstapriv; union recv_frame *prtnframe; - u16 ether_type = 0; + u16 ether_type; pstapriv = &adapter->stapriv; ptr = get_recvframe_data(precv_frame); @@ -263,15 +263,14 @@ union recv_frame *r8712_portctrl(struct _adapter *adapter, psta = r8712_get_stainfo(pstapriv, psta_addr); auth_alg = adapter->securitypriv.AuthAlgrthm; if (auth_alg == 2) { + /* get ether_type */ + ptr = ptr + pfhdr->attrib.hdrlen + LLC_HEADER_SIZE; + memcpy(ðer_type, ptr, 2); + ether_type = ntohs((unsigned short)ether_type); + if ((psta != NULL) && (psta->ieee8021x_blocked)) { /* blocked * only accept EAPOL frame */ - prtnframe = precv_frame; - /*get ether_type */ - ptr = ptr + pfhdr->attrib.hdrlen + - pfhdr->attrib.iv_len + LLC_HEADER_SIZE; - memcpy(ðer_type, ptr, 2); - ether_type = ntohs((unsigned short)ether_type); if (ether_type == 0x888e) prtnframe = precv_frame; else { diff --git a/drivers/staging/serqt_usb2/serqt_usb2.c b/drivers/staging/serqt_usb2/serqt_usb2.c index 73fc3cc19e33..18d4856c092f 100644 --- a/drivers/staging/serqt_usb2/serqt_usb2.c +++ b/drivers/staging/serqt_usb2/serqt_usb2.c @@ -725,7 +725,7 @@ static int qt_startup(struct usb_serial *serial) goto startup_error; } - switch (serial->dev->descriptor.idProduct) { + switch (le16_to_cpu(serial->dev->descriptor.idProduct)) { case QUATECH_DSU100: case QUATECH_QSU100: case QUATECH_ESU100A: diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index b5e574659785..b47c2be1c427 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -2476,6 +2476,7 @@ static void iscsit_build_conn_drop_async_message(struct iscsi_conn *conn) { struct iscsi_cmd *cmd; struct iscsi_conn *conn_p; + bool found = false; /* * Only send a Asynchronous Message on connections whos network @@ -2484,11 +2485,12 @@ static void iscsit_build_conn_drop_async_message(struct iscsi_conn *conn) list_for_each_entry(conn_p, &conn->sess->sess_conn_list, conn_list) { if (conn_p->conn_state == TARG_CONN_STATE_LOGGED_IN) { iscsit_inc_conn_usage_count(conn_p); + found = true; break; } } - if (!conn_p) + if (!found) return; cmd = iscsit_allocate_cmd(conn_p, GFP_ATOMIC); diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index d9b92b2c524d..e84149895af2 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -409,13 +409,14 @@ static sense_reason_t compare_and_write_callback(struct se_cmd *cmd) goto out; } - write_sg = kzalloc(sizeof(struct scatterlist) * cmd->t_data_nents, + write_sg = kmalloc(sizeof(struct scatterlist) * cmd->t_data_nents, GFP_KERNEL); if (!write_sg) { pr_err("Unable to allocate compare_and_write sg\n"); ret = TCM_OUT_OF_RESOURCES; goto out; } + sg_init_table(write_sg, cmd->t_data_nents); /* * Setup verify and write data payloads from total NumberLBAs. */ diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c index 4859505ae2ed..639fdb395fb7 100644 --- a/drivers/target/tcm_fc/tfc_sess.c +++ b/drivers/target/tcm_fc/tfc_sess.c @@ -68,6 +68,7 @@ static struct ft_tport *ft_tport_create(struct fc_lport *lport) if (tport) { tport->tpg = tpg; + tpg->tport = tport; return tport; } diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c index 9eba119bcdd3..e8e06d82acf0 100644 --- a/drivers/tty/hvc/hvc_console.c +++ b/drivers/tty/hvc/hvc_console.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include #include @@ -70,6 +71,9 @@ static struct task_struct *hvc_task; /* Picks up late kicks after list walk but before schedule() */ static int hvc_kicked; +/* hvc_init is triggered from hvc_alloc, i.e. only when actually used */ +static atomic_t hvc_needs_init __read_mostly = ATOMIC_INIT(-1); + static int hvc_init(void); #ifdef CONFIG_MAGIC_SYSRQ @@ -186,7 +190,7 @@ static struct tty_driver *hvc_console_device(struct console *c, int *index) return hvc_driver; } -static int __init hvc_console_setup(struct console *co, char *options) +static int hvc_console_setup(struct console *co, char *options) { if (co->index < 0 || co->index >= MAX_NR_HVC_CONSOLES) return -ENODEV; @@ -851,7 +855,7 @@ struct hvc_struct *hvc_alloc(uint32_t vtermno, int data, int i; /* We wait until a driver actually comes along */ - if (!hvc_driver) { + if (atomic_inc_not_zero(&hvc_needs_init)) { int err = hvc_init(); if (err) return ERR_PTR(err); diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index d4a89db511b5..bd73dc25b41d 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -2350,8 +2350,12 @@ static ssize_t n_tty_write(struct tty_struct *tty, struct file *file, if (tty->ops->flush_chars) tty->ops->flush_chars(tty); } else { + struct n_tty_data *ldata = tty->disc_data; + while (nr > 0) { + mutex_lock(&ldata->output_lock); c = tty->ops->write(tty, b, nr); + mutex_unlock(&ldata->output_lock); if (c < 0) { retval = c; goto break_out; diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index 4f6e01cf67f7..aa6db8f4ee18 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -555,7 +555,7 @@ static void serial8250_set_sleep(struct uart_8250_port *p, int sleep) */ if ((p->port.type == PORT_XR17V35X) || (p->port.type == PORT_XR17D15X)) { - serial_out(p, UART_EXAR_SLEEP, 0xff); + serial_out(p, UART_EXAR_SLEEP, sleep ? 0xff : 0); return; } diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index 2b52d807934e..4847fc57f3e2 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -248,7 +248,11 @@ int tty_buffer_request_room(struct tty_port *port, size_t size) if ((n = tty_buffer_alloc(port, size)) != NULL) { buf->tail = n; b->commit = b->used; - smp_mb(); + /* paired w/ barrier in flush_to_ldisc(); ensures the + * latest commit value can be read before the head is + * advanced to the next buffer + */ + smp_wmb(); b->next = n; } else size = left; @@ -449,17 +453,24 @@ static void flush_to_ldisc(struct work_struct *work) while (1) { struct tty_buffer *head = buf->head; + struct tty_buffer *next; int count; /* Ldisc or user is trying to gain exclusive access */ if (atomic_read(&buf->priority)) break; + next = head->next; + /* paired w/ barrier in __tty_buffer_request_room(); + * ensures commit value read is not stale if the head + * is advancing to the next buffer + */ + smp_rmb(); count = head->commit - head->read; if (!count) { - if (head->next == NULL) + if (next == NULL) break; - buf->head = head->next; + buf->head = next; tty_buffer_free(port, head); continue; } diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index 689433cdef25..2ddc586457c8 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -959,8 +959,7 @@ EXPORT_SYMBOL_GPL(usb_deregister); * it doesn't support pre_reset/post_reset/reset_resume or * because it doesn't support suspend/resume. * - * The caller must hold @intf's device's lock, but not its pm_mutex - * and not @intf->dev.sem. + * The caller must hold @intf's device's lock, but not @intf's lock. */ void usb_forced_unbind_intf(struct usb_interface *intf) { @@ -973,16 +972,37 @@ void usb_forced_unbind_intf(struct usb_interface *intf) intf->needs_binding = 1; } +/* + * Unbind drivers for @udev's marked interfaces. These interfaces have + * the needs_binding flag set, for example by usb_resume_interface(). + * + * The caller must hold @udev's device lock. + */ +static void unbind_marked_interfaces(struct usb_device *udev) +{ + struct usb_host_config *config; + int i; + struct usb_interface *intf; + + config = udev->actconfig; + if (config) { + for (i = 0; i < config->desc.bNumInterfaces; ++i) { + intf = config->interface[i]; + if (intf->dev.driver && intf->needs_binding) + usb_forced_unbind_intf(intf); + } + } +} + /* Delayed forced unbinding of a USB interface driver and scan * for rebinding. * - * The caller must hold @intf's device's lock, but not its pm_mutex - * and not @intf->dev.sem. + * The caller must hold @intf's device's lock, but not @intf's lock. * * Note: Rebinds will be skipped if a system sleep transition is in * progress and the PM "complete" callback hasn't occurred yet. */ -void usb_rebind_intf(struct usb_interface *intf) +static void usb_rebind_intf(struct usb_interface *intf) { int rc; @@ -999,68 +1019,66 @@ void usb_rebind_intf(struct usb_interface *intf) } } -#ifdef CONFIG_PM - -/* Unbind drivers for @udev's interfaces that don't support suspend/resume - * There is no check for reset_resume here because it can be determined - * only during resume whether reset_resume is needed. +/* + * Rebind drivers to @udev's marked interfaces. These interfaces have + * the needs_binding flag set. * * The caller must hold @udev's device lock. */ -static void unbind_no_pm_drivers_interfaces(struct usb_device *udev) +static void rebind_marked_interfaces(struct usb_device *udev) { struct usb_host_config *config; int i; struct usb_interface *intf; - struct usb_driver *drv; config = udev->actconfig; if (config) { for (i = 0; i < config->desc.bNumInterfaces; ++i) { intf = config->interface[i]; - - if (intf->dev.driver) { - drv = to_usb_driver(intf->dev.driver); - if (!drv->suspend || !drv->resume) - usb_forced_unbind_intf(intf); - } + if (intf->needs_binding) + usb_rebind_intf(intf); } } } -/* Unbind drivers for @udev's interfaces that failed to support reset-resume. - * These interfaces have the needs_binding flag set by usb_resume_interface(). +/* + * Unbind all of @udev's marked interfaces and then rebind all of them. + * This ordering is necessary because some drivers claim several interfaces + * when they are first probed. * * The caller must hold @udev's device lock. */ -static void unbind_no_reset_resume_drivers_interfaces(struct usb_device *udev) +void usb_unbind_and_rebind_marked_interfaces(struct usb_device *udev) { - struct usb_host_config *config; - int i; - struct usb_interface *intf; - - config = udev->actconfig; - if (config) { - for (i = 0; i < config->desc.bNumInterfaces; ++i) { - intf = config->interface[i]; - if (intf->dev.driver && intf->needs_binding) - usb_forced_unbind_intf(intf); - } - } + unbind_marked_interfaces(udev); + rebind_marked_interfaces(udev); } -static void do_rebind_interfaces(struct usb_device *udev) +#ifdef CONFIG_PM + +/* Unbind drivers for @udev's interfaces that don't support suspend/resume + * There is no check for reset_resume here because it can be determined + * only during resume whether reset_resume is needed. + * + * The caller must hold @udev's device lock. + */ +static void unbind_no_pm_drivers_interfaces(struct usb_device *udev) { struct usb_host_config *config; int i; struct usb_interface *intf; + struct usb_driver *drv; config = udev->actconfig; if (config) { for (i = 0; i < config->desc.bNumInterfaces; ++i) { intf = config->interface[i]; - if (intf->needs_binding) - usb_rebind_intf(intf); + + if (intf->dev.driver) { + drv = to_usb_driver(intf->dev.driver); + if (!drv->suspend || !drv->resume) + usb_forced_unbind_intf(intf); + } } } } @@ -1389,7 +1407,7 @@ int usb_resume_complete(struct device *dev) * whose needs_binding flag is set */ if (udev->state != USB_STATE_NOTATTACHED) - do_rebind_interfaces(udev); + rebind_marked_interfaces(udev); return 0; } @@ -1411,7 +1429,7 @@ int usb_resume(struct device *dev, pm_message_t msg) pm_runtime_disable(dev); pm_runtime_set_active(dev); pm_runtime_enable(dev); - unbind_no_reset_resume_drivers_interfaces(udev); + unbind_marked_interfaces(udev); } /* Avoid PM error messages for devices disconnected while suspended diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c index b9d3c43e3859..3f7ef6129874 100644 --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -75,7 +75,7 @@ static void for_each_companion(struct pci_dev *pdev, struct usb_hcd *hcd, PCI_SLOT(companion->devfn) != slot) continue; companion_hcd = pci_get_drvdata(companion); - if (!companion_hcd) + if (!companion_hcd || !companion_hcd->self.root_hub) continue; fn(pdev, hcd, companion, companion_hcd); } diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 3670086fb7c8..5064fc8ba14f 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -5308,10 +5308,11 @@ int usb_reset_device(struct usb_device *udev) else if (cintf->condition == USB_INTERFACE_BOUND) rebind = 1; + if (rebind) + cintf->needs_binding = 1; } - if (ret == 0 && rebind) - usb_rebind_intf(cintf); } + usb_unbind_and_rebind_marked_interfaces(udev); } usb_autosuspend_device(udev); diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h index 823857767a16..0923add72b59 100644 --- a/drivers/usb/core/usb.h +++ b/drivers/usb/core/usb.h @@ -55,7 +55,7 @@ extern int usb_match_one_id_intf(struct usb_device *dev, extern int usb_match_device(struct usb_device *dev, const struct usb_device_id *id); extern void usb_forced_unbind_intf(struct usb_interface *intf); -extern void usb_rebind_intf(struct usb_interface *intf); +extern void usb_unbind_and_rebind_marked_interfaces(struct usb_device *udev); extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port, struct dev_state *owner); diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index f8af8d44af85..546e67a2e4cd 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -815,15 +815,15 @@ struct dwc3_event_depevt { * 12 - VndrDevTstRcved * @reserved15_12: Reserved, not used * @event_info: Information about this event - * @reserved31_24: Reserved, not used + * @reserved31_25: Reserved, not used */ struct dwc3_event_devt { u32 one_bit:1; u32 device_event:7; u32 type:4; u32 reserved15_12:4; - u32 event_info:8; - u32 reserved31_24:8; + u32 event_info:9; + u32 reserved31_25:7; } __packed; /** @@ -856,6 +856,19 @@ union dwc3_event { struct dwc3_event_gevt gevt; }; +/** + * struct dwc3_gadget_ep_cmd_params - representation of endpoint command + * parameters + * @param2: third parameter + * @param1: second parameter + * @param0: first parameter + */ +struct dwc3_gadget_ep_cmd_params { + u32 param2; + u32 param1; + u32 param0; +}; + /* * DWC3 Features to be used as Driver Data */ @@ -881,11 +894,31 @@ static inline void dwc3_host_exit(struct dwc3 *dwc) #if IS_ENABLED(CONFIG_USB_DWC3_GADGET) || IS_ENABLED(CONFIG_USB_DWC3_DUAL_ROLE) int dwc3_gadget_init(struct dwc3 *dwc); void dwc3_gadget_exit(struct dwc3 *dwc); +int dwc3_gadget_set_test_mode(struct dwc3 *dwc, int mode); +int dwc3_gadget_get_link_state(struct dwc3 *dwc); +int dwc3_gadget_set_link_state(struct dwc3 *dwc, enum dwc3_link_state state); +int dwc3_send_gadget_ep_cmd(struct dwc3 *dwc, unsigned ep, + unsigned cmd, struct dwc3_gadget_ep_cmd_params *params); +int dwc3_send_gadget_generic_command(struct dwc3 *dwc, int cmd, u32 param); #else static inline int dwc3_gadget_init(struct dwc3 *dwc) { return 0; } static inline void dwc3_gadget_exit(struct dwc3 *dwc) { } +static inline int dwc3_gadget_set_test_mode(struct dwc3 *dwc, int mode) +{ return 0; } +static inline int dwc3_gadget_get_link_state(struct dwc3 *dwc) +{ return 0; } +static inline int dwc3_gadget_set_link_state(struct dwc3 *dwc, + enum dwc3_link_state state) +{ return 0; } + +static inline int dwc3_send_gadget_ep_cmd(struct dwc3 *dwc, unsigned ep, + unsigned cmd, struct dwc3_gadget_ep_cmd_params *params) +{ return 0; } +static inline int dwc3_send_gadget_generic_command(struct dwc3 *dwc, + int cmd, u32 param) +{ return 0; } #endif /* power management interface */ diff --git a/drivers/usb/dwc3/gadget.h b/drivers/usb/dwc3/gadget.h index febe1aa7b714..a0ee75b68a80 100644 --- a/drivers/usb/dwc3/gadget.h +++ b/drivers/usb/dwc3/gadget.h @@ -56,12 +56,6 @@ struct dwc3; /* DEPXFERCFG parameter 0 */ #define DWC3_DEPXFERCFG_NUM_XFER_RES(n) ((n) & 0xffff) -struct dwc3_gadget_ep_cmd_params { - u32 param2; - u32 param1; - u32 param0; -}; - /* -------------------------------------------------------------------------- */ #define to_dwc3_request(r) (container_of(r, struct dwc3_request, request)) @@ -85,9 +79,6 @@ static inline void dwc3_gadget_move_request_queued(struct dwc3_request *req) void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, int status); -int dwc3_gadget_set_test_mode(struct dwc3 *dwc, int mode); -int dwc3_gadget_set_link_state(struct dwc3 *dwc, enum dwc3_link_state state); - void dwc3_ep0_interrupt(struct dwc3 *dwc, const struct dwc3_event_depevt *event); void dwc3_ep0_out_start(struct dwc3 *dwc); @@ -95,9 +86,6 @@ int dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value); int dwc3_gadget_ep0_queue(struct usb_ep *ep, struct usb_request *request, gfp_t gfp_flags); int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value); -int dwc3_send_gadget_ep_cmd(struct dwc3 *dwc, unsigned ep, - unsigned cmd, struct dwc3_gadget_ep_cmd_params *params); -int dwc3_send_gadget_generic_command(struct dwc3 *dwc, int cmd, u32 param); /** * dwc3_gadget_ep_get_transfer_index - Gets transfer index from HW diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c index 2cb52e0438df..1e53092e93c5 100644 --- a/drivers/usb/gadget/atmel_usba_udc.c +++ b/drivers/usb/gadget/atmel_usba_udc.c @@ -1827,12 +1827,12 @@ static int atmel_usba_stop(struct usb_gadget *gadget, toggle_bias(0); usba_writel(udc, CTRL, USBA_DISABLE_MASK); - udc->driver = NULL; - clk_disable_unprepare(udc->hclk); clk_disable_unprepare(udc->pclk); - DBG(DBG_GADGET, "unregistered driver `%s'\n", driver->driver.name); + DBG(DBG_GADGET, "unregistered driver `%s'\n", udc->driver->driver.name); + + udc->driver = NULL; return 0; } diff --git a/drivers/usb/gadget/tcm_usb_gadget.c b/drivers/usb/gadget/tcm_usb_gadget.c index 0ff33396eef3..d9e15e85258d 100644 --- a/drivers/usb/gadget/tcm_usb_gadget.c +++ b/drivers/usb/gadget/tcm_usb_gadget.c @@ -1613,7 +1613,7 @@ static struct se_wwn *usbg_make_tport( return ERR_PTR(-ENOMEM); } tport->tport_wwpn = wwpn; - snprintf(tport->tport_name, sizeof(tport->tport_name), wnn_name); + snprintf(tport->tport_name, sizeof(tport->tport_name), "%s", wnn_name); return &tport->tport_wwn; } diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index 0deb9d6cde26..d31814c7238f 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -280,7 +280,7 @@ static int __init zero_bind(struct usb_composite_dev *cdev) ss_opts->isoc_interval = gzero_options.isoc_interval; ss_opts->isoc_maxpacket = gzero_options.isoc_maxpacket; ss_opts->isoc_mult = gzero_options.isoc_mult; - ss_opts->isoc_maxburst = gzero_options.isoc_maxpacket; + ss_opts->isoc_maxburst = gzero_options.isoc_maxburst; ss_opts->bulk_buflen = gzero_options.bulk_buflen; func_ss = usb_get_function(func_inst_ss); diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 1af67a214d33..67394da1c645 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -134,6 +134,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) */ if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP) xhci->quirks |= XHCI_SPURIOUS_WAKEUP; + + xhci->quirks |= XHCI_SPURIOUS_REBOOT; } if (pdev->vendor == PCI_VENDOR_ID_ETRON && pdev->device == PCI_DEVICE_ID_ASROCK_P67) { @@ -190,6 +192,10 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) struct usb_hcd *hcd; driver = (struct hc_driver *)id->driver_data; + + /* Prevent runtime suspending between USB-2 and USB-3 initialization */ + pm_runtime_get_noresume(&dev->dev); + /* Register the USB 2.0 roothub. * FIXME: USB core must know to register the USB 2.0 roothub first. * This is sort of silly, because we could just set the HCD driver flags @@ -199,7 +205,7 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) retval = usb_hcd_pci_probe(dev, id); if (retval) - return retval; + goto put_runtime_pm; /* USB 2.0 roothub is stored in the PCI device now. */ hcd = dev_get_drvdata(&dev->dev); @@ -228,12 +234,17 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) if (xhci->quirks & XHCI_LPM_SUPPORT) hcd_to_bus(xhci->shared_hcd)->root_hub->lpm_capable = 1; + /* USB-2 and USB-3 roothubs initialized, allow runtime pm suspend */ + pm_runtime_put_noidle(&dev->dev); + return 0; put_usb3_hcd: usb_put_hcd(xhci->shared_hcd); dealloc_usb2_hcd: usb_hcd_pci_remove(dev); +put_runtime_pm: + pm_runtime_put_noidle(&dev->dev); return retval; } diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 6bfbd80ec2b9..cbecb5ff7d90 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -556,6 +556,7 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci, struct xhci_generic_trb *trb; struct xhci_ep_ctx *ep_ctx; dma_addr_t addr; + u64 hw_dequeue; ep_ring = xhci_triad_to_transfer_ring(xhci, slot_id, ep_index, stream_id); @@ -565,56 +566,57 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci, stream_id); return; } - state->new_cycle_state = 0; - xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, - "Finding segment containing stopped TRB."); - state->new_deq_seg = find_trb_seg(cur_td->start_seg, - dev->eps[ep_index].stopped_trb, - &state->new_cycle_state); - if (!state->new_deq_seg) { - WARN_ON(1); - return; - } /* Dig out the cycle state saved by the xHC during the stop ep cmd */ xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, "Finding endpoint context"); ep_ctx = xhci_get_ep_ctx(xhci, dev->out_ctx, ep_index); - state->new_cycle_state = 0x1 & le64_to_cpu(ep_ctx->deq); + hw_dequeue = le64_to_cpu(ep_ctx->deq); + + /* Find virtual address and segment of hardware dequeue pointer */ + state->new_deq_seg = ep_ring->deq_seg; + state->new_deq_ptr = ep_ring->dequeue; + while (xhci_trb_virt_to_dma(state->new_deq_seg, state->new_deq_ptr) + != (dma_addr_t)(hw_dequeue & ~0xf)) { + next_trb(xhci, ep_ring, &state->new_deq_seg, + &state->new_deq_ptr); + if (state->new_deq_ptr == ep_ring->dequeue) { + WARN_ON(1); + return; + } + } + /* + * Find cycle state for last_trb, starting at old cycle state of + * hw_dequeue. If there is only one segment ring, find_trb_seg() will + * return immediately and cannot toggle the cycle state if this search + * wraps around, so add one more toggle manually in that case. + */ + state->new_cycle_state = hw_dequeue & 0x1; + if (ep_ring->first_seg == ep_ring->first_seg->next && + cur_td->last_trb < state->new_deq_ptr) + state->new_cycle_state ^= 0x1; state->new_deq_ptr = cur_td->last_trb; xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, "Finding segment containing last TRB in TD."); state->new_deq_seg = find_trb_seg(state->new_deq_seg, - state->new_deq_ptr, - &state->new_cycle_state); + state->new_deq_ptr, &state->new_cycle_state); if (!state->new_deq_seg) { WARN_ON(1); return; } + /* Increment to find next TRB after last_trb. Cycle if appropriate. */ trb = &state->new_deq_ptr->generic; if (TRB_TYPE_LINK_LE32(trb->field[3]) && (trb->field[3] & cpu_to_le32(LINK_TOGGLE))) state->new_cycle_state ^= 0x1; next_trb(xhci, ep_ring, &state->new_deq_seg, &state->new_deq_ptr); - /* - * If there is only one segment in a ring, find_trb_seg()'s while loop - * will not run, and it will return before it has a chance to see if it - * needs to toggle the cycle bit. It can't tell if the stalled transfer - * ended just before the link TRB on a one-segment ring, or if the TD - * wrapped around the top of the ring, because it doesn't have the TD in - * question. Look for the one-segment case where stalled TRB's address - * is greater than the new dequeue pointer address. - */ - if (ep_ring->first_seg == ep_ring->first_seg->next && - state->new_deq_ptr < dev->eps[ep_index].stopped_trb) - state->new_cycle_state ^= 0x1; + /* Don't update the ring cycle state for the producer (us). */ xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, "Cycle state = 0x%x", state->new_cycle_state); - /* Don't update the ring cycle state for the producer (us). */ xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, "New dequeue segment = %p (virtual)", state->new_deq_seg); @@ -802,7 +804,6 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci, if (list_empty(&ep->cancelled_td_list)) { xhci_stop_watchdog_timer_in_irq(xhci, ep); ep->stopped_td = NULL; - ep->stopped_trb = NULL; ring_doorbell_for_active_rings(xhci, slot_id, ep_index); return; } @@ -870,11 +871,9 @@ remove_finished_td: ring_doorbell_for_active_rings(xhci, slot_id, ep_index); } - /* Clear stopped_td and stopped_trb if endpoint is not halted */ - if (!(ep->ep_state & EP_HALTED)) { + /* Clear stopped_td if endpoint is not halted */ + if (!(ep->ep_state & EP_HALTED)) ep->stopped_td = NULL; - ep->stopped_trb = NULL; - } /* * Drop the lock and complete the URBs in the cancelled TD list. @@ -1870,14 +1869,12 @@ static void xhci_cleanup_halted_endpoint(struct xhci_hcd *xhci, struct xhci_virt_ep *ep = &xhci->devs[slot_id]->eps[ep_index]; ep->ep_state |= EP_HALTED; ep->stopped_td = td; - ep->stopped_trb = event_trb; ep->stopped_stream = stream_id; xhci_queue_reset_ep(xhci, slot_id, ep_index); xhci_cleanup_stalled_ring(xhci, td->urb->dev, ep_index); ep->stopped_td = NULL; - ep->stopped_trb = NULL; ep->stopped_stream = 0; xhci_ring_cmd_db(xhci); @@ -1959,7 +1956,6 @@ static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td, * the ring dequeue pointer or take this TD off any lists yet. */ ep->stopped_td = td; - ep->stopped_trb = event_trb; return 0; } else { if (trb_comp_code == COMP_STALL) { @@ -1971,7 +1967,6 @@ static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td, * USB class driver clear the stall later. */ ep->stopped_td = td; - ep->stopped_trb = event_trb; ep->stopped_stream = ep_ring->stream_id; } else if (xhci_requires_manual_halt_cleanup(xhci, ep_ctx, trb_comp_code)) { @@ -2588,7 +2583,7 @@ static int handle_tx_event(struct xhci_hcd *xhci, * successful event after a short transfer. * Ignore it. */ - if ((xhci->quirks & XHCI_SPURIOUS_SUCCESS) && + if ((xhci->quirks & XHCI_SPURIOUS_SUCCESS) && ep_ring->last_td_was_short) { ep_ring->last_td_was_short = false; ret = 0; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index f178f762b543..01aa4c9fa558 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -400,16 +400,16 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd) #else -static int xhci_try_enable_msi(struct usb_hcd *hcd) +static inline int xhci_try_enable_msi(struct usb_hcd *hcd) { return 0; } -static void xhci_cleanup_msix(struct xhci_hcd *xhci) +static inline void xhci_cleanup_msix(struct xhci_hcd *xhci) { } -static void xhci_msix_sync_irqs(struct xhci_hcd *xhci) +static inline void xhci_msix_sync_irqs(struct xhci_hcd *xhci) { } @@ -2932,7 +2932,6 @@ void xhci_endpoint_reset(struct usb_hcd *hcd, xhci_ring_cmd_db(xhci); } virt_ep->stopped_td = NULL; - virt_ep->stopped_trb = NULL; virt_ep->stopped_stream = 0; spin_unlock_irqrestore(&xhci->lock, flags); diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index ed3a425de8ce..75f775c993ee 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -864,8 +864,6 @@ struct xhci_virt_ep { #define EP_GETTING_NO_STREAMS (1 << 5) /* ---- Related to URB cancellation ---- */ struct list_head cancelled_td_list; - /* The TRB that was last reported in a stopped endpoint ring */ - union xhci_trb *stopped_trb; struct xhci_td *stopped_td; unsigned int stopped_stream; /* Watchdog timer for stop endpoint command to cancel URBs */ diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index f7dca0b92bfb..2cca870d9762 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -439,7 +439,6 @@ void musb_hnp_stop(struct musb *musb) static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, u8 devctl) { - struct usb_otg *otg = musb->xceiv->otg; irqreturn_t handled = IRQ_NONE; dev_dbg(musb->controller, "<== DevCtl=%02x, int_usb=0x%x\n", devctl, @@ -654,7 +653,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, break; case OTG_STATE_B_PERIPHERAL: musb_g_suspend(musb); - musb->is_active = otg->gadget->b_hnp_enable; + musb->is_active = musb->g.b_hnp_enable; if (musb->is_active) { musb->xceiv->state = OTG_STATE_B_WAIT_ACON; dev_dbg(musb->controller, "HNP: Setting timer for b_ase0_brst\n"); @@ -670,7 +669,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, break; case OTG_STATE_A_HOST: musb->xceiv->state = OTG_STATE_A_SUSPEND; - musb->is_active = otg->host->b_hnp_enable; + musb->is_active = musb->hcd->self.b_hnp_enable; break; case OTG_STATE_B_HOST: /* Transition to B_PERIPHERAL, see 6.8.2.6 p 44 */ diff --git a/drivers/usb/phy/phy-ulpi.c b/drivers/usb/phy/phy-ulpi.c index 217339dd7a90..17ea3f271bd8 100644 --- a/drivers/usb/phy/phy-ulpi.c +++ b/drivers/usb/phy/phy-ulpi.c @@ -47,6 +47,8 @@ struct ulpi_info { static struct ulpi_info ulpi_ids[] = { ULPI_INFO(ULPI_ID(0x04cc, 0x1504), "NXP ISP1504"), ULPI_INFO(ULPI_ID(0x0424, 0x0006), "SMSC USB331x"), + ULPI_INFO(ULPI_ID(0x0424, 0x0007), "SMSC USB3320"), + ULPI_INFO(ULPI_ID(0x0451, 0x1507), "TI TUSB1210"), }; static int ulpi_set_otg_flags(struct usb_phy *phy) diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index beb8edce4ef2..6e09306b2a5e 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -83,6 +83,9 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(YCCABLE_VENDOR_ID, YCCABLE_PRODUCT_ID) }, { USB_DEVICE(SUPERIAL_VENDOR_ID, SUPERIAL_PRODUCT_ID) }, { USB_DEVICE(HP_VENDOR_ID, HP_LD220_PRODUCT_ID) }, + { USB_DEVICE(HP_VENDOR_ID, HP_LD960_PRODUCT_ID) }, + { USB_DEVICE(HP_VENDOR_ID, HP_LCM220_PRODUCT_ID) }, + { USB_DEVICE(HP_VENDOR_ID, HP_LCM960_PRODUCT_ID) }, { USB_DEVICE(CRESSI_VENDOR_ID, CRESSI_EDY_PRODUCT_ID) }, { USB_DEVICE(ZEAGLE_VENDOR_ID, ZEAGLE_N2ITION3_PRODUCT_ID) }, { USB_DEVICE(SONY_VENDOR_ID, SONY_QN3USB_PRODUCT_ID) }, diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index c38b8c00c06f..42bc082896ac 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -121,8 +121,11 @@ #define SUPERIAL_VENDOR_ID 0x5372 #define SUPERIAL_PRODUCT_ID 0x2303 -/* Hewlett-Packard LD220-HP POS Pole Display */ +/* Hewlett-Packard POS Pole Displays */ #define HP_VENDOR_ID 0x03f0 +#define HP_LD960_PRODUCT_ID 0x0b39 +#define HP_LCM220_PRODUCT_ID 0x3139 +#define HP_LCM960_PRODUCT_ID 0x3239 #define HP_LD220_PRODUCT_ID 0x3524 /* Cressi Edy (diving computer) PC interface */ diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 088511a58a26..0aca4e6b2871 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -1081,6 +1081,12 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) goto free_cmap; } + ret = atmel_lcdfb_set_par(info); + if (ret < 0) { + dev_err(dev, "set par failed: %d\n", ret); + goto unregister_irqs; + } + dev_set_drvdata(dev, info); /* diff --git a/drivers/video/aty/mach64_accel.c b/drivers/video/aty/mach64_accel.c index e45833ce975b..182bd680141f 100644 --- a/drivers/video/aty/mach64_accel.c +++ b/drivers/video/aty/mach64_accel.c @@ -4,6 +4,7 @@ */ #include +#include #include #include