diff --git a/Documentation/hwmon/ina2xx b/Documentation/hwmon/ina2xx index 72d16f08e431..b8df81f6d6bc 100644 --- a/Documentation/hwmon/ina2xx +++ b/Documentation/hwmon/ina2xx @@ -32,7 +32,7 @@ Supported chips: Datasheet: Publicly available at the Texas Instruments website http://www.ti.com/
-Author: Lothar Felten l-felten@ti.com +Author: Lothar Felten lothar.felten@gmail.com
Description ----------- diff --git a/Documentation/process/2.Process.rst b/Documentation/process/2.Process.rst index a9c46dd0706b..51d0349c7809 100644 --- a/Documentation/process/2.Process.rst +++ b/Documentation/process/2.Process.rst @@ -134,7 +134,7 @@ and their maintainers are: 4.4 Greg Kroah-Hartman (very long-term stable kernel) 4.9 Greg Kroah-Hartman 4.14 Greg Kroah-Hartman - ====== ====================== =========================== + ====== ====================== ==============================
The selection of a kernel for long-term support is purely a matter of a maintainer having the need and the time to maintain that release. There diff --git a/Makefile b/Makefile index de0ecace693a..466e07af8473 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 4 PATCHLEVEL = 18 -SUBLEVEL = 11 +SUBLEVEL = 12 EXTRAVERSION = NAME = Merciless Moray
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index e03495a799ce..a0ddf497e8cd 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -1893,7 +1893,7 @@ }; };
- dcan1: can@481cc000 { + dcan1: can@4ae3c000 { compatible = "ti,dra7-d_can"; ti,hwmods = "dcan1"; reg = <0x4ae3c000 0x2000>; @@ -1903,7 +1903,7 @@ status = "disabled"; };
- dcan2: can@481d0000 { + dcan2: can@48480000 { compatible = "ti,dra7-d_can"; ti,hwmods = "dcan2"; reg = <0x48480000 0x2000>; diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi index 8d3d123d0a5c..37f0a5afe348 100644 --- a/arch/arm/boot/dts/imx7d.dtsi +++ b/arch/arm/boot/dts/imx7d.dtsi @@ -125,10 +125,14 @@ interrupt-names = "msi"; #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 0x7>; - interrupt-map = <0 0 0 1 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>, - <0 0 0 2 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, - <0 0 0 3 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, - <0 0 0 4 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>; + /* + * Reference manual lists pci irqs incorrectly + * Real hardware ordering is same as imx6: D+MSI, C, B, A + */ + interrupt-map = <0 0 0 1 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 2 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 3 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 4 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX7D_PCIE_CTRL_ROOT_CLK>, <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>, <&clks IMX7D_PCIE_PHY_ROOT_CLK>; diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi index c55d479971cc..f18490548c78 100644 --- a/arch/arm/boot/dts/ls1021a.dtsi +++ b/arch/arm/boot/dts/ls1021a.dtsi @@ -84,6 +84,7 @@ device_type = "cpu"; reg = <0xf01>; clocks = <&clockgen 1 0>; + #cooling-cells = <2>; }; };
diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi index d1eb123bc73b..1cdc346a05e8 100644 --- a/arch/arm/boot/dts/mt7623.dtsi +++ b/arch/arm/boot/dts/mt7623.dtsi @@ -92,6 +92,7 @@ <&apmixedsys CLK_APMIXED_MAINPLL>; clock-names = "cpu", "intermediate"; operating-points-v2 = <&cpu_opp_table>; + #cooling-cells = <2>; clock-frequency = <1300000000>; };
@@ -103,6 +104,7 @@ <&apmixedsys CLK_APMIXED_MAINPLL>; clock-names = "cpu", "intermediate"; operating-points-v2 = <&cpu_opp_table>; + #cooling-cells = <2>; clock-frequency = <1300000000>; };
@@ -114,6 +116,7 @@ <&apmixedsys CLK_APMIXED_MAINPLL>; clock-names = "cpu", "intermediate"; operating-points-v2 = <&cpu_opp_table>; + #cooling-cells = <2>; clock-frequency = <1300000000>; }; }; diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts index e7c3c563ff8f..5f27518561c4 100644 --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -351,7 +351,7 @@ &mmc2 { vmmc-supply = <&vsdio>; bus-width = <8>; - non-removable; + ti,non-removable; };
&mmc3 { @@ -618,15 +618,6 @@ OMAP4_IOPAD(0x10c, PIN_INPUT | MUX_MODE1) /* abe_mcbsp3_fsx */ >; }; -}; - -&omap4_pmx_wkup { - usb_gpio_mux_sel2: pinmux_usb_gpio_mux_sel2_pins { - /* gpio_wk0 */ - pinctrl-single,pins = < - OMAP4_IOPAD(0x040, PIN_OUTPUT_PULLDOWN | MUX_MODE3) - >; - };
vibrator_direction_pin: pinmux_vibrator_direction_pin { pinctrl-single,pins = < @@ -641,6 +632,15 @@ }; };
+&omap4_pmx_wkup { + usb_gpio_mux_sel2: pinmux_usb_gpio_mux_sel2_pins { + /* gpio_wk0 */ + pinctrl-single,pins = < + OMAP4_IOPAD(0x040, PIN_OUTPUT_PULLDOWN | MUX_MODE3) + >; + }; +}; + /* * As uart1 is wired to mdm6600 with rts and cts, we can use the cts pin for * uart1 wakeirq. diff --git a/arch/arm/mach-mvebu/pmsu.c b/arch/arm/mach-mvebu/pmsu.c index 27a78c80e5b1..73d5d72dfc3e 100644 --- a/arch/arm/mach-mvebu/pmsu.c +++ b/arch/arm/mach-mvebu/pmsu.c @@ -116,8 +116,8 @@ void mvebu_pmsu_set_cpu_boot_addr(int hw_cpu, void *boot_addr) PMSU_BOOT_ADDR_REDIRECT_OFFSET(hw_cpu)); }
-extern unsigned char mvebu_boot_wa_start; -extern unsigned char mvebu_boot_wa_end; +extern unsigned char mvebu_boot_wa_start[]; +extern unsigned char mvebu_boot_wa_end[];
/* * This function sets up the boot address workaround needed for SMP @@ -130,7 +130,7 @@ int mvebu_setup_boot_addr_wa(unsigned int crypto_eng_target, phys_addr_t resume_addr_reg) { void __iomem *sram_virt_base; - u32 code_len = &mvebu_boot_wa_end - &mvebu_boot_wa_start; + u32 code_len = mvebu_boot_wa_end - mvebu_boot_wa_start;
mvebu_mbus_del_window(BOOTROM_BASE, BOOTROM_SIZE); mvebu_mbus_add_window_by_id(crypto_eng_target, crypto_eng_attribute, diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 2ceffd85dd3d..cd65ea4e9c54 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -2160,6 +2160,37 @@ static int of_dev_hwmod_lookup(struct device_node *np, return -ENODEV; }
+/** + * omap_hwmod_fix_mpu_rt_idx - fix up mpu_rt_idx register offsets + * + * @oh: struct omap_hwmod * + * @np: struct device_node * + * + * Fix up module register offsets for modules with mpu_rt_idx. + * Only needed for cpsw with interconnect target module defined + * in device tree while still using legacy hwmod platform data + * for rev, sysc and syss registers. + * + * Can be removed when all cpsw hwmod platform data has been + * dropped. + */ +static void omap_hwmod_fix_mpu_rt_idx(struct omap_hwmod *oh, + struct device_node *np, + struct resource *res) +{ + struct device_node *child = NULL; + int error; + + child = of_get_next_child(np, child); + if (!child) + return; + + error = of_address_to_resource(child, oh->mpu_rt_idx, res); + if (error) + pr_err("%s: error mapping mpu_rt_idx: %i\n", + __func__, error); +} + /** * omap_hwmod_parse_module_range - map module IO range from device tree * @oh: struct omap_hwmod * @@ -2220,7 +2251,13 @@ int omap_hwmod_parse_module_range(struct omap_hwmod *oh, size = be32_to_cpup(ranges);
pr_debug("omap_hwmod: %s %s at 0x%llx size 0x%llx\n", - oh->name, np->name, base, size); + oh ? oh->name : "", np->name, base, size); + + if (oh && oh->mpu_rt_idx) { + omap_hwmod_fix_mpu_rt_idx(oh, np, res); + + return 0; + }
res->start = base; res->end = base + size - 1; diff --git a/arch/arm/mach-omap2/omap_hwmod_reset.c b/arch/arm/mach-omap2/omap_hwmod_reset.c index b68f9c0aff0b..d5ddba00bb73 100644 --- a/arch/arm/mach-omap2/omap_hwmod_reset.c +++ b/arch/arm/mach-omap2/omap_hwmod_reset.c @@ -92,11 +92,13 @@ static void omap_rtc_wait_not_busy(struct omap_hwmod *oh) */ void omap_hwmod_rtc_unlock(struct omap_hwmod *oh) { - local_irq_disable(); + unsigned long flags; + + local_irq_save(flags); omap_rtc_wait_not_busy(oh); omap_hwmod_write(OMAP_RTC_KICK0_VALUE, oh, OMAP_RTC_KICK0_REG); omap_hwmod_write(OMAP_RTC_KICK1_VALUE, oh, OMAP_RTC_KICK1_REG); - local_irq_enable(); + local_irq_restore(flags); }
/** @@ -110,9 +112,11 @@ void omap_hwmod_rtc_unlock(struct omap_hwmod *oh) */ void omap_hwmod_rtc_lock(struct omap_hwmod *oh) { - local_irq_disable(); + unsigned long flags; + + local_irq_save(flags); omap_rtc_wait_not_busy(oh); omap_hwmod_write(0x0, oh, OMAP_RTC_KICK0_REG); omap_hwmod_write(0x0, oh, OMAP_RTC_KICK1_REG); - local_irq_enable(); + local_irq_restore(flags); } diff --git a/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi b/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi index e19dcd6cb767..0a42b016f257 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi @@ -80,7 +80,7 @@
vspd3: vsp@fea38000 { compatible = "renesas,vsp2"; - reg = <0 0xfea38000 0 0x8000>; + reg = <0 0xfea38000 0 0x5000>; interrupts = <GIC_SPI 469 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 620>; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi index d842940b2f43..91c392f879f9 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi @@ -2530,7 +2530,7 @@
vspd0: vsp@fea20000 { compatible = "renesas,vsp2"; - reg = <0 0xfea20000 0 0x8000>; + reg = <0 0xfea20000 0 0x5000>; interrupts = <GIC_SPI 466 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 623>; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; @@ -2541,7 +2541,7 @@
vspd1: vsp@fea28000 { compatible = "renesas,vsp2"; - reg = <0 0xfea28000 0 0x8000>; + reg = <0 0xfea28000 0 0x5000>; interrupts = <GIC_SPI 467 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 622>; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; @@ -2552,7 +2552,7 @@
vspd2: vsp@fea30000 { compatible = "renesas,vsp2"; - reg = <0 0xfea30000 0 0x8000>; + reg = <0 0xfea30000 0 0x5000>; interrupts = <GIC_SPI 468 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 621>; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi index 7c25be6b5af3..a3653f9f4627 100644 --- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi @@ -2212,7 +2212,7 @@
vspd0: vsp@fea20000 { compatible = "renesas,vsp2"; - reg = <0 0xfea20000 0 0x8000>; + reg = <0 0xfea20000 0 0x5000>; interrupts = <GIC_SPI 466 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 623>; power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; @@ -2223,7 +2223,7 @@
vspd1: vsp@fea28000 { compatible = "renesas,vsp2"; - reg = <0 0xfea28000 0 0x8000>; + reg = <0 0xfea28000 0 0x5000>; interrupts = <GIC_SPI 467 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 622>; power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; @@ -2234,7 +2234,7 @@
vspd2: vsp@fea30000 { compatible = "renesas,vsp2"; - reg = <0 0xfea30000 0 0x8000>; + reg = <0 0xfea30000 0 0x5000>; interrupts = <GIC_SPI 468 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 621>; power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; diff --git a/arch/arm64/boot/dts/renesas/r8a77965.dtsi b/arch/arm64/boot/dts/renesas/r8a77965.dtsi index 486aecacb22a..ca618228fce1 100644 --- a/arch/arm64/boot/dts/renesas/r8a77965.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77965.dtsi @@ -1397,7 +1397,7 @@
vspd0: vsp@fea20000 { compatible = "renesas,vsp2"; - reg = <0 0xfea20000 0 0x8000>; + reg = <0 0xfea20000 0 0x5000>; interrupts = <GIC_SPI 466 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 623>; power-domains = <&sysc R8A77965_PD_ALWAYS_ON>; @@ -1416,7 +1416,7 @@
vspd1: vsp@fea28000 { compatible = "renesas,vsp2"; - reg = <0 0xfea28000 0 0x8000>; + reg = <0 0xfea28000 0 0x5000>; interrupts = <GIC_SPI 467 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 622>; power-domains = <&sysc R8A77965_PD_ALWAYS_ON>; diff --git a/arch/arm64/boot/dts/renesas/r8a77970.dtsi b/arch/arm64/boot/dts/renesas/r8a77970.dtsi index 98a2317a16c4..89dc4e343b7c 100644 --- a/arch/arm64/boot/dts/renesas/r8a77970.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77970.dtsi @@ -776,7 +776,7 @@
vspd0: vsp@fea20000 { compatible = "renesas,vsp2"; - reg = <0 0xfea20000 0 0x8000>; + reg = <0 0xfea20000 0 0x5000>; interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 623>; power-domains = <&sysc R8A77970_PD_ALWAYS_ON>; diff --git a/arch/arm64/boot/dts/renesas/r8a77995.dtsi b/arch/arm64/boot/dts/renesas/r8a77995.dtsi index 2506f46293e8..ac9aadf2723c 100644 --- a/arch/arm64/boot/dts/renesas/r8a77995.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77995.dtsi @@ -699,7 +699,7 @@
vspd0: vsp@fea20000 { compatible = "renesas,vsp2"; - reg = <0 0xfea20000 0 0x8000>; + reg = <0 0xfea20000 0 0x5000>; interrupts = <GIC_SPI 466 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 623>; power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; @@ -709,7 +709,7 @@
vspd1: vsp@fea28000 { compatible = "renesas,vsp2"; - reg = <0 0xfea28000 0 0x8000>; + reg = <0 0xfea28000 0 0x5000>; interrupts = <GIC_SPI 467 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 622>; power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi index 9256fbaaab7f..5853f5177b4b 100644 --- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi +++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi @@ -440,7 +440,7 @@ }; };
- port@10 { + port@a { reg = <10>;
adv7482_txa: endpoint { @@ -450,7 +450,7 @@ }; };
- port@11 { + port@b { reg = <11>;
adv7482_txb: endpoint { diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index 56a0260ceb11..d5c6bb1562d8 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -57,6 +57,45 @@ static u64 core_reg_offset_from_id(u64 id) return id & ~(KVM_REG_ARCH_MASK | KVM_REG_SIZE_MASK | KVM_REG_ARM_CORE); }
+static int validate_core_offset(const struct kvm_one_reg *reg) +{ + u64 off = core_reg_offset_from_id(reg->id); + int size; + + switch (off) { + case KVM_REG_ARM_CORE_REG(regs.regs[0]) ... + KVM_REG_ARM_CORE_REG(regs.regs[30]): + case KVM_REG_ARM_CORE_REG(regs.sp): + case KVM_REG_ARM_CORE_REG(regs.pc): + case KVM_REG_ARM_CORE_REG(regs.pstate): + case KVM_REG_ARM_CORE_REG(sp_el1): + case KVM_REG_ARM_CORE_REG(elr_el1): + case KVM_REG_ARM_CORE_REG(spsr[0]) ... + KVM_REG_ARM_CORE_REG(spsr[KVM_NR_SPSR - 1]): + size = sizeof(__u64); + break; + + case KVM_REG_ARM_CORE_REG(fp_regs.vregs[0]) ... + KVM_REG_ARM_CORE_REG(fp_regs.vregs[31]): + size = sizeof(__uint128_t); + break; + + case KVM_REG_ARM_CORE_REG(fp_regs.fpsr): + case KVM_REG_ARM_CORE_REG(fp_regs.fpcr): + size = sizeof(__u32); + break; + + default: + return -EINVAL; + } + + if (KVM_REG_SIZE(reg->id) == size && + IS_ALIGNED(off, size / sizeof(__u32))) + return 0; + + return -EINVAL; +} + static int get_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) { /* @@ -76,6 +115,9 @@ static int get_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) (off + (KVM_REG_SIZE(reg->id) / sizeof(__u32))) >= nr_regs) return -ENOENT;
+ if (validate_core_offset(reg)) + return -EINVAL; + if (copy_to_user(uaddr, ((u32 *)regs) + off, KVM_REG_SIZE(reg->id))) return -EFAULT;
@@ -98,6 +140,9 @@ static int set_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) (off + (KVM_REG_SIZE(reg->id) / sizeof(__u32))) >= nr_regs) return -ENOENT;
+ if (validate_core_offset(reg)) + return -EINVAL; + if (KVM_REG_SIZE(reg->id) > sizeof(tmp)) return -EINVAL;
@@ -107,17 +152,25 @@ static int set_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) }
if (off == KVM_REG_ARM_CORE_REG(regs.pstate)) { - u32 mode = (*(u32 *)valp) & COMPAT_PSR_MODE_MASK; + u64 mode = (*(u64 *)valp) & COMPAT_PSR_MODE_MASK; switch (mode) { case COMPAT_PSR_MODE_USR: + if (!system_supports_32bit_el0()) + return -EINVAL; + break; case COMPAT_PSR_MODE_FIQ: case COMPAT_PSR_MODE_IRQ: case COMPAT_PSR_MODE_SVC: case COMPAT_PSR_MODE_ABT: case COMPAT_PSR_MODE_UND: + if (!vcpu_el1_is_32bit(vcpu)) + return -EINVAL; + break; case PSR_MODE_EL0t: case PSR_MODE_EL1t: case PSR_MODE_EL1h: + if (vcpu_el1_is_32bit(vcpu)) + return -EINVAL; break; default: err = -EINVAL; diff --git a/arch/mips/boot/Makefile b/arch/mips/boot/Makefile index c22da16d67b8..5c7bfa8478e7 100644 --- a/arch/mips/boot/Makefile +++ b/arch/mips/boot/Makefile @@ -118,10 +118,12 @@ ifeq ($(ADDR_BITS),64) itb_addr_cells = 2 endif
+targets += vmlinux.its.S + quiet_cmd_its_cat = CAT $@ - cmd_its_cat = cat $^ >$@ + cmd_its_cat = cat $(filter-out $(PHONY), $^) >$@
-$(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS)) +$(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS)) FORCE $(call if_changed,its_cat)
quiet_cmd_cpp_its_S = ITS $@ diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index f817342aab8f..53729220b48d 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1321,9 +1321,7 @@ EXC_REAL_BEGIN(denorm_exception_hv, 0x1500, 0x100)
#ifdef CONFIG_PPC_DENORMALISATION mfspr r10,SPRN_HSRR1 - mfspr r11,SPRN_HSRR0 /* save HSRR0 */ andis. r10,r10,(HSRR1_DENORM)@h /* denorm? */ - addi r11,r11,-4 /* HSRR0 is next instruction */ bne+ denorm_assist #endif
@@ -1389,6 +1387,8 @@ END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_207S) */ XVCPSGNDP32(32) denorm_done: + mfspr r11,SPRN_HSRR0 + subi r11,r11,4 mtspr SPRN_HSRR0,r11 mtcrf 0x80,r9 ld r9,PACA_EXGEN+EX_R9(r13) diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c index 936c7e2d421e..b53401334e81 100644 --- a/arch/powerpc/kernel/machine_kexec.c +++ b/arch/powerpc/kernel/machine_kexec.c @@ -188,7 +188,12 @@ void __init reserve_crashkernel(void) (unsigned long)(crashk_res.start >> 20), (unsigned long)(memblock_phys_mem_size() >> 20));
- memblock_reserve(crashk_res.start, crash_size); + if (!memblock_is_region_memory(crashk_res.start, crash_size) || + memblock_reserve(crashk_res.start, crash_size)) { + pr_err("Failed to reserve memory for crashkernel!\n"); + crashk_res.start = crashk_res.end = 0; + return; + } }
int overlaps_crashkernel(unsigned long start, unsigned long size) diff --git a/arch/powerpc/lib/checksum_64.S b/arch/powerpc/lib/checksum_64.S index 886ed94b9c13..d05c8af4ac51 100644 --- a/arch/powerpc/lib/checksum_64.S +++ b/arch/powerpc/lib/checksum_64.S @@ -443,6 +443,9 @@ _GLOBAL(csum_ipv6_magic) addc r0, r8, r9 ld r10, 0(r4) ld r11, 8(r4) +#ifdef CONFIG_CPU_LITTLE_ENDIAN + rotldi r5, r5, 8 +#endif adde r0, r0, r10 add r5, r5, r7 adde r0, r0, r11 diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 35ac5422903a..b5a71baedbc2 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1452,7 +1452,8 @@ static struct timer_list topology_timer;
static void reset_topology_timer(void) { - mod_timer(&topology_timer, jiffies + topology_timer_secs * HZ); + if (vphn_enabled) + mod_timer(&topology_timer, jiffies + topology_timer_secs * HZ); }
#ifdef CONFIG_SMP diff --git a/arch/powerpc/mm/pkeys.c b/arch/powerpc/mm/pkeys.c index 0e7810ccd1ae..c18d17d830a1 100644 --- a/arch/powerpc/mm/pkeys.c +++ b/arch/powerpc/mm/pkeys.c @@ -44,7 +44,7 @@ static void scan_pkey_feature(void) * Since any pkey can be used for data or execute, we will just treat * all keys as equal and track them as one entity. */ - pkeys_total = be32_to_cpu(vals[0]); + pkeys_total = vals[0]; pkeys_devtree_defined = true; }
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index a2cdf358a3ac..0976049d3365 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2841,7 +2841,7 @@ static long pnv_pci_ioda2_table_alloc_pages(int nid, __u64 bus_offset, level_shift = entries_shift + 3; level_shift = max_t(unsigned, level_shift, PAGE_SHIFT);
- if ((level_shift - 3) * levels + page_shift >= 60) + if ((level_shift - 3) * levels + page_shift >= 55) return -EINVAL;
/* Allocate TCE table */ diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c index 54f5496913fa..12f80d1f0415 100644 --- a/arch/s390/kernel/sysinfo.c +++ b/arch/s390/kernel/sysinfo.c @@ -59,6 +59,8 @@ int stsi(void *sysinfo, int fc, int sel1, int sel2) } EXPORT_SYMBOL(stsi);
+#ifdef CONFIG_PROC_FS + static bool convert_ext_name(unsigned char encoding, char *name, size_t len) { switch (encoding) { @@ -301,6 +303,8 @@ static int __init sysinfo_create_proc(void) } device_initcall(sysinfo_create_proc);
+#endif /* CONFIG_PROC_FS */ + /* * Service levels interface. */ diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c index 6ad15d3fab81..84111a43ea29 100644 --- a/arch/s390/mm/extmem.c +++ b/arch/s390/mm/extmem.c @@ -80,7 +80,7 @@ struct qin64 { struct dcss_segment { struct list_head list; char dcss_name[8]; - char res_name[15]; + char res_name[16]; unsigned long start_addr; unsigned long end; atomic_t ref_count; @@ -433,7 +433,7 @@ __segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long memcpy(&seg->res_name, seg->dcss_name, 8); EBCASC(seg->res_name, 8); seg->res_name[8] = '\0'; - strncat(seg->res_name, " (DCSS)", 7); + strlcat(seg->res_name, " (DCSS)", sizeof(seg->res_name)); seg->res->name = seg->res_name; rc = seg->vm_segtype; if (rc == SEG_TYPE_SC || diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c index e3bd5627afef..76d89ee8b428 100644 --- a/arch/s390/mm/pgalloc.c +++ b/arch/s390/mm/pgalloc.c @@ -28,7 +28,7 @@ static struct ctl_table page_table_sysctl[] = { .data = &page_table_allocate_pgste, .maxlen = sizeof(int), .mode = S_IRUGO | S_IWUSR, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = &page_table_allocate_pgste_min, .extra2 = &page_table_allocate_pgste_max, }, diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index 8ae7ffda8f98..0ab33af41fbd 100644 --- a/arch/x86/entry/entry_64.S +++ b/arch/x86/entry/entry_64.S @@ -92,7 +92,7 @@ END(native_usergs_sysret64) .endm
.macro TRACE_IRQS_IRETQ_DEBUG - bt $9, EFLAGS(%rsp) /* interrupts off? */ + btl $9, EFLAGS(%rsp) /* interrupts off? */ jnc 1f TRACE_IRQS_ON_DEBUG 1: @@ -701,7 +701,7 @@ retint_kernel: #ifdef CONFIG_PREEMPT /* Interrupts are off */ /* Check if we need preemption */ - bt $9, EFLAGS(%rsp) /* were interrupts off? */ + btl $9, EFLAGS(%rsp) /* were interrupts off? */ jnc 1f 0: cmpl $0, PER_CPU_VAR(__preempt_count) jnz 1f diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c index cf372b90557e..a4170048a30b 100644 --- a/arch/x86/events/intel/lbr.c +++ b/arch/x86/events/intel/lbr.c @@ -346,7 +346,7 @@ static void __intel_pmu_lbr_restore(struct x86_perf_task_context *task_ctx)
mask = x86_pmu.lbr_nr - 1; tos = task_ctx->tos; - for (i = 0; i < tos; i++) { + for (i = 0; i < task_ctx->valid_lbrs; i++) { lbr_idx = (tos - i) & mask; wrlbr_from(lbr_idx, task_ctx->lbr_from[i]); wrlbr_to (lbr_idx, task_ctx->lbr_to[i]); @@ -354,6 +354,15 @@ static void __intel_pmu_lbr_restore(struct x86_perf_task_context *task_ctx) if (x86_pmu.intel_cap.lbr_format == LBR_FORMAT_INFO) wrmsrl(MSR_LBR_INFO_0 + lbr_idx, task_ctx->lbr_info[i]); } + + for (; i < x86_pmu.lbr_nr; i++) { + lbr_idx = (tos - i) & mask; + wrlbr_from(lbr_idx, 0); + wrlbr_to(lbr_idx, 0); + if (x86_pmu.intel_cap.lbr_format == LBR_FORMAT_INFO) + wrmsrl(MSR_LBR_INFO_0 + lbr_idx, 0); + } + wrmsrl(x86_pmu.lbr_tos, tos); task_ctx->lbr_stack_state = LBR_NONE; } @@ -361,7 +370,7 @@ static void __intel_pmu_lbr_restore(struct x86_perf_task_context *task_ctx) static void __intel_pmu_lbr_save(struct x86_perf_task_context *task_ctx) { unsigned lbr_idx, mask; - u64 tos; + u64 tos, from; int i;
if (task_ctx->lbr_callstack_users == 0) { @@ -371,13 +380,17 @@ static void __intel_pmu_lbr_save(struct x86_perf_task_context *task_ctx)
mask = x86_pmu.lbr_nr - 1; tos = intel_pmu_lbr_tos(); - for (i = 0; i < tos; i++) { + for (i = 0; i < x86_pmu.lbr_nr; i++) { lbr_idx = (tos - i) & mask; - task_ctx->lbr_from[i] = rdlbr_from(lbr_idx); + from = rdlbr_from(lbr_idx); + if (!from) + break; + task_ctx->lbr_from[i] = from; task_ctx->lbr_to[i] = rdlbr_to(lbr_idx); if (x86_pmu.intel_cap.lbr_format == LBR_FORMAT_INFO) rdmsrl(MSR_LBR_INFO_0 + lbr_idx, task_ctx->lbr_info[i]); } + task_ctx->valid_lbrs = i; task_ctx->tos = tos; task_ctx->lbr_stack_state = LBR_VALID; } @@ -531,7 +544,7 @@ static void intel_pmu_lbr_read_32(struct cpu_hw_events *cpuc) */ static void intel_pmu_lbr_read_64(struct cpu_hw_events *cpuc) { - bool need_info = false; + bool need_info = false, call_stack = false; unsigned long mask = x86_pmu.lbr_nr - 1; int lbr_format = x86_pmu.intel_cap.lbr_format; u64 tos = intel_pmu_lbr_tos(); @@ -542,7 +555,7 @@ static void intel_pmu_lbr_read_64(struct cpu_hw_events *cpuc) if (cpuc->lbr_sel) { need_info = !(cpuc->lbr_sel->config & LBR_NO_INFO); if (cpuc->lbr_sel->config & LBR_CALL_STACK) - num = tos; + call_stack = true; }
for (i = 0; i < num; i++) { @@ -555,6 +568,13 @@ static void intel_pmu_lbr_read_64(struct cpu_hw_events *cpuc) from = rdlbr_from(lbr_idx); to = rdlbr_to(lbr_idx);
+ /* + * Read LBR call stack entries + * until invalid entry (0s) is detected. + */ + if (call_stack && !from) + break; + if (lbr_format == LBR_FORMAT_INFO && need_info) { u64 info;
diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h index 9f3711470ec1..6b72a92069fd 100644 --- a/arch/x86/events/perf_event.h +++ b/arch/x86/events/perf_event.h @@ -648,6 +648,7 @@ struct x86_perf_task_context { u64 lbr_to[MAX_LBR_ENTRIES]; u64 lbr_info[MAX_LBR_ENTRIES]; int tos; + int valid_lbrs; int lbr_callstack_users; int lbr_stack_state; }; diff --git a/arch/x86/include/asm/fixmap.h b/arch/x86/include/asm/fixmap.h index e203169931c7..6390bd8c141b 100644 --- a/arch/x86/include/asm/fixmap.h +++ b/arch/x86/include/asm/fixmap.h @@ -14,6 +14,16 @@ #ifndef _ASM_X86_FIXMAP_H #define _ASM_X86_FIXMAP_H
+/* + * Exposed to assembly code for setting up initial page tables. Cannot be + * calculated in assembly code (fixmap entries are an enum), but is sanity + * checked in the actual fixmap C code to make sure that the fixmap is + * covered fully. + */ +#define FIXMAP_PMD_NUM 2 +/* fixmap starts downwards from the 507th entry in level2_fixmap_pgt */ +#define FIXMAP_PMD_TOP 507 + #ifndef __ASSEMBLY__ #include <linux/kernel.h> #include <asm/acpi.h> diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h index 82ff20b0ae45..20127d551ab5 100644 --- a/arch/x86/include/asm/pgtable_64.h +++ b/arch/x86/include/asm/pgtable_64.h @@ -14,6 +14,7 @@ #include <asm/processor.h> #include <linux/bitops.h> #include <linux/threads.h> +#include <asm/fixmap.h>
extern p4d_t level4_kernel_pgt[512]; extern p4d_t level4_ident_pgt[512]; @@ -22,7 +23,7 @@ extern pud_t level3_ident_pgt[512]; extern pmd_t level2_kernel_pgt[512]; extern pmd_t level2_fixmap_pgt[512]; extern pmd_t level2_ident_pgt[512]; -extern pte_t level1_fixmap_pgt[512]; +extern pte_t level1_fixmap_pgt[512 * FIXMAP_PMD_NUM]; extern pgd_t init_top_pgt[];
#define swapper_pg_dir init_top_pgt diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index 8047379e575a..11455200ae66 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -35,6 +35,7 @@ #include <asm/bootparam_utils.h> #include <asm/microcode.h> #include <asm/kasan.h> +#include <asm/fixmap.h>
/* * Manage page tables very early on. @@ -165,7 +166,8 @@ unsigned long __head __startup_64(unsigned long physaddr, pud[511] += load_delta;
pmd = fixup_pointer(level2_fixmap_pgt, physaddr); - pmd[506] += load_delta; + for (i = FIXMAP_PMD_TOP; i > FIXMAP_PMD_TOP - FIXMAP_PMD_NUM; i--) + pmd[i] += load_delta;
/* * Set up the identity mapping for the switchover. These diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index 8344dd2f310a..6bc215c15ce0 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -24,6 +24,7 @@ #include "../entry/calling.h" #include <asm/export.h> #include <asm/nospec-branch.h> +#include <asm/fixmap.h>
#ifdef CONFIG_PARAVIRT #include <asm/asm-offsets.h> @@ -445,13 +446,20 @@ NEXT_PAGE(level2_kernel_pgt) KERNEL_IMAGE_SIZE/PMD_SIZE)
NEXT_PAGE(level2_fixmap_pgt) - .fill 506,8,0 - .quad level1_fixmap_pgt - __START_KERNEL_map + _PAGE_TABLE_NOENC - /* 8MB reserved for vsyscalls + a 2MB hole = 4 + 1 entries */ - .fill 5,8,0 + .fill (512 - 4 - FIXMAP_PMD_NUM),8,0 + pgtno = 0 + .rept (FIXMAP_PMD_NUM) + .quad level1_fixmap_pgt + (pgtno << PAGE_SHIFT) - __START_KERNEL_map \ + + _PAGE_TABLE_NOENC; + pgtno = pgtno + 1 + .endr + /* 6 MB reserved space + a 2MB hole */ + .fill 4,8,0
NEXT_PAGE(level1_fixmap_pgt) + .rept (FIXMAP_PMD_NUM) .fill 512,8,0 + .endr
#undef PMDS
diff --git a/arch/x86/kernel/tsc_msr.c b/arch/x86/kernel/tsc_msr.c index 19afdbd7d0a7..5532d1be7687 100644 --- a/arch/x86/kernel/tsc_msr.c +++ b/arch/x86/kernel/tsc_msr.c @@ -12,6 +12,7 @@ #include <asm/setup.h> #include <asm/apic.h> #include <asm/param.h> +#include <asm/tsc.h>
#define MAX_NUM_FREQS 9
diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c index 34a2a3bfde9c..22cbad56acab 100644 --- a/arch/x86/mm/numa_emulation.c +++ b/arch/x86/mm/numa_emulation.c @@ -61,7 +61,7 @@ static int __init emu_setup_memblk(struct numa_meminfo *ei, eb->nid = nid;
if (emu_nid_to_phys[nid] == NUMA_NO_NODE) - emu_nid_to_phys[nid] = nid; + emu_nid_to_phys[nid] = pb->nid;
pb->start += size; if (pb->start >= pb->end) { diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index e3deefb891da..a300ffeece9b 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -577,6 +577,15 @@ void __native_set_fixmap(enum fixed_addresses idx, pte_t pte) { unsigned long address = __fix_to_virt(idx);
+#ifdef CONFIG_X86_64 + /* + * Ensure that the static initial page tables are covering the + * fixmap completely. + */ + BUILD_BUG_ON(__end_of_permanent_fixed_addresses > + (FIXMAP_PMD_NUM * PTRS_PER_PTE)); +#endif + if (idx >= __end_of_fixed_addresses) { BUG(); return; diff --git a/arch/x86/mm/pti.c b/arch/x86/mm/pti.c index 1d2106d83b4e..019da252a04f 100644 --- a/arch/x86/mm/pti.c +++ b/arch/x86/mm/pti.c @@ -239,7 +239,7 @@ static pmd_t *pti_user_pagetable_walk_pmd(unsigned long address) * * Returns a pointer to a PTE on success, or NULL on failure. */ -static __init pte_t *pti_user_pagetable_walk_pte(unsigned long address) +static pte_t *pti_user_pagetable_walk_pte(unsigned long address) { gfp_t gfp = (GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO); pmd_t *pmd; diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c index 071d82ec9abb..2473eaca3468 100644 --- a/arch/x86/xen/mmu_pv.c +++ b/arch/x86/xen/mmu_pv.c @@ -1908,7 +1908,7 @@ void __init xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn) /* L3_k[511] -> level2_fixmap_pgt */ convert_pfn_mfn(level3_kernel_pgt);
- /* L3_k[511][506] -> level1_fixmap_pgt */ + /* L3_k[511][508-FIXMAP_PMD_NUM ... 507] -> level1_fixmap_pgt */ convert_pfn_mfn(level2_fixmap_pgt);
/* We get [511][511] and have Xen's version of level2_kernel_pgt */ @@ -1953,7 +1953,11 @@ void __init xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn) set_page_prot(level2_ident_pgt, PAGE_KERNEL_RO); set_page_prot(level2_kernel_pgt, PAGE_KERNEL_RO); set_page_prot(level2_fixmap_pgt, PAGE_KERNEL_RO); - set_page_prot(level1_fixmap_pgt, PAGE_KERNEL_RO); + + for (i = 0; i < FIXMAP_PMD_NUM; i++) { + set_page_prot(level1_fixmap_pgt + i * PTRS_PER_PTE, + PAGE_KERNEL_RO); + }
/* Pin down new L4 */ pin_pagetable_pfn(MMUEXT_PIN_L4_TABLE, diff --git a/block/elevator.c b/block/elevator.c index fa828b5bfd4b..89a48a3a8c12 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -609,7 +609,7 @@ void elv_drain_elevator(struct request_queue *q)
while (e->type->ops.sq.elevator_dispatch_fn(q, 1)) ; - if (q->nr_sorted && printed++ < 10) { + if (q->nr_sorted && !blk_queue_is_zoned(q) && printed++ < 10 ) { printk(KERN_ERR "%s: forced dispatching is broken " "(nr_sorted=%u), please report this\n", q->elevator->type->elevator_name, q->nr_sorted); diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c index 4ee7c041bb82..8882e90e868e 100644 --- a/crypto/ablkcipher.c +++ b/crypto/ablkcipher.c @@ -368,6 +368,7 @@ static int crypto_ablkcipher_report(struct sk_buff *skb, struct crypto_alg *alg) strncpy(rblkcipher.type, "ablkcipher", sizeof(rblkcipher.type)); strncpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<default>", sizeof(rblkcipher.geniv)); + rblkcipher.geniv[sizeof(rblkcipher.geniv) - 1] = '\0';
rblkcipher.blocksize = alg->cra_blocksize; rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize; @@ -442,6 +443,7 @@ static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg) strncpy(rblkcipher.type, "givcipher", sizeof(rblkcipher.type)); strncpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<built-in>", sizeof(rblkcipher.geniv)); + rblkcipher.geniv[sizeof(rblkcipher.geniv) - 1] = '\0';
rblkcipher.blocksize = alg->cra_blocksize; rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize; diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c index 77b5fa293f66..f93abf13b5d4 100644 --- a/crypto/blkcipher.c +++ b/crypto/blkcipher.c @@ -510,6 +510,7 @@ static int crypto_blkcipher_report(struct sk_buff *skb, struct crypto_alg *alg) strncpy(rblkcipher.type, "blkcipher", sizeof(rblkcipher.type)); strncpy(rblkcipher.geniv, alg->cra_blkcipher.geniv ?: "<default>", sizeof(rblkcipher.geniv)); + rblkcipher.geniv[sizeof(rblkcipher.geniv) - 1] = '\0';
rblkcipher.blocksize = alg->cra_blocksize; rblkcipher.min_keysize = alg->cra_blkcipher.min_keysize; diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 2345a5ee2dbb..40ed3ec9fc94 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -235,9 +235,6 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state) button->last_time = ktime_get(); }
- if (state) - acpi_pm_wakeup_event(&device->dev); - ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device); if (ret == NOTIFY_DONE) ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, @@ -366,7 +363,8 @@ int acpi_lid_open(void) } EXPORT_SYMBOL(acpi_lid_open);
-static int acpi_lid_update_state(struct acpi_device *device) +static int acpi_lid_update_state(struct acpi_device *device, + bool signal_wakeup) { int state;
@@ -374,6 +372,9 @@ static int acpi_lid_update_state(struct acpi_device *device) if (state < 0) return state;
+ if (state && signal_wakeup) + acpi_pm_wakeup_event(&device->dev); + return acpi_lid_notify_state(device, state); }
@@ -384,7 +385,7 @@ static void acpi_lid_initialize_state(struct acpi_device *device) (void)acpi_lid_notify_state(device, 1); break; case ACPI_BUTTON_LID_INIT_METHOD: - (void)acpi_lid_update_state(device); + (void)acpi_lid_update_state(device, false); break; case ACPI_BUTTON_LID_INIT_IGNORE: default: @@ -409,7 +410,7 @@ static void acpi_button_notify(struct acpi_device *device, u32 event) users = button->input->users; mutex_unlock(&button->input->mutex); if (users) - acpi_lid_update_state(device); + acpi_lid_update_state(device, true); } else { int keycode;
diff --git a/drivers/ata/pata_ftide010.c b/drivers/ata/pata_ftide010.c index 5d4b72e21161..569a4a662dcd 100644 --- a/drivers/ata/pata_ftide010.c +++ b/drivers/ata/pata_ftide010.c @@ -256,14 +256,12 @@ static struct ata_port_operations pata_ftide010_port_ops = { .qc_issue = ftide010_qc_issue, };
-static struct ata_port_info ftide010_port_info[] = { - { - .flags = ATA_FLAG_SLAVE_POSS, - .mwdma_mask = ATA_MWDMA2, - .udma_mask = ATA_UDMA6, - .pio_mask = ATA_PIO4, - .port_ops = &pata_ftide010_port_ops, - }, +static struct ata_port_info ftide010_port_info = { + .flags = ATA_FLAG_SLAVE_POSS, + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA6, + .pio_mask = ATA_PIO4, + .port_ops = &pata_ftide010_port_ops, };
#if IS_ENABLED(CONFIG_SATA_GEMINI) @@ -349,6 +347,7 @@ static int pata_ftide010_gemini_cable_detect(struct ata_port *ap) }
static int pata_ftide010_gemini_init(struct ftide010 *ftide, + struct ata_port_info *pi, bool is_ata1) { struct device *dev = ftide->dev; @@ -373,7 +372,13 @@ static int pata_ftide010_gemini_init(struct ftide010 *ftide,
/* Flag port as SATA-capable */ if (gemini_sata_bridge_enabled(sg, is_ata1)) - ftide010_port_info[0].flags |= ATA_FLAG_SATA; + pi->flags |= ATA_FLAG_SATA; + + /* This device has broken DMA, only PIO works */ + if (of_machine_is_compatible("itian,sq201")) { + pi->mwdma_mask = 0; + pi->udma_mask = 0; + }
/* * We assume that a simple 40-wire cable is used in the PATA mode. @@ -435,6 +440,7 @@ static int pata_ftide010_gemini_init(struct ftide010 *ftide, } #else static int pata_ftide010_gemini_init(struct ftide010 *ftide, + struct ata_port_info *pi, bool is_ata1) { return -ENOTSUPP; @@ -446,7 +452,7 @@ static int pata_ftide010_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; - const struct ata_port_info pi = ftide010_port_info[0]; + struct ata_port_info pi = ftide010_port_info; const struct ata_port_info *ppi[] = { &pi, NULL }; struct ftide010 *ftide; struct resource *res; @@ -490,6 +496,7 @@ static int pata_ftide010_probe(struct platform_device *pdev) * are ATA0. This will also set up the cable types. */ ret = pata_ftide010_gemini_init(ftide, + &pi, (res->start == 0x63400000)); if (ret) goto err_dis_clk; diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 8871b5044d9e..7d7c698c0213 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -3470,6 +3470,9 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int (struct floppy_struct **)&outparam); if (ret) return ret; + memcpy(&inparam.g, outparam, + offsetof(struct floppy_struct, name)); + outparam = &inparam.g; break; case FDMSGON: UDP->flags |= FTD_MSG; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index f73a27ea28cc..75947f04fc75 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -374,6 +374,7 @@ static const struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x7392, 0xa611), .driver_info = BTUSB_REALTEK },
/* Additional Realtek 8723DE Bluetooth devices */ + { USB_DEVICE(0x0bda, 0xb009), .driver_info = BTUSB_REALTEK }, { USB_DEVICE(0x2ff8, 0xb011), .driver_info = BTUSB_REALTEK },
/* Additional Realtek 8821AE Bluetooth devices */ diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 80d60f43db56..4576a1268e0e 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -490,32 +490,29 @@ static int sysc_check_registers(struct sysc *ddata)
/** * syc_ioremap - ioremap register space for the interconnect target module - * @ddata: deviec driver data + * @ddata: device driver data * * Note that the interconnect target module registers can be anywhere - * within the first child device address space. For example, SGX has - * them at offset 0x1fc00 in the 32MB module address space. We just - * what we need around the interconnect target module registers. + * within the interconnect target module range. For example, SGX has + * them at offset 0x1fc00 in the 32MB module address space. And cpsw + * has them at offset 0x1200 in the CPSW_WR child. Usually the + * the interconnect target module registers are at the beginning of + * the module range though. */ static int sysc_ioremap(struct sysc *ddata) { - u32 size = 0; - - if (ddata->offsets[SYSC_SYSSTATUS] >= 0) - size = ddata->offsets[SYSC_SYSSTATUS]; - else if (ddata->offsets[SYSC_SYSCONFIG] >= 0) - size = ddata->offsets[SYSC_SYSCONFIG]; - else if (ddata->offsets[SYSC_REVISION] >= 0) - size = ddata->offsets[SYSC_REVISION]; - else - return -EINVAL; + int size;
- size &= 0xfff00; - size += SZ_256; + size = max3(ddata->offsets[SYSC_REVISION], + ddata->offsets[SYSC_SYSCONFIG], + ddata->offsets[SYSC_SYSSTATUS]); + + if (size < 0 || (size + sizeof(u32)) > ddata->module_size) + return -EINVAL;
ddata->module_va = devm_ioremap(ddata->dev, ddata->module_pa, - size); + size + sizeof(u32)); if (!ddata->module_va) return -EIO;
@@ -1178,10 +1175,10 @@ static int sysc_child_suspend_noirq(struct device *dev) if (!pm_runtime_status_suspended(dev)) { error = pm_generic_runtime_suspend(dev); if (error) { - dev_err(dev, "%s error at %i: %i\n", - __func__, __LINE__, error); + dev_warn(dev, "%s busy at %i: %i\n", + __func__, __LINE__, error);
- return error; + return 0; }
error = sysc_runtime_suspend(ddata->dev); diff --git a/drivers/clk/x86/clk-st.c b/drivers/clk/x86/clk-st.c index fb62f3938008..3a0996f2d556 100644 --- a/drivers/clk/x86/clk-st.c +++ b/drivers/clk/x86/clk-st.c @@ -46,7 +46,7 @@ static int st_clk_probe(struct platform_device *pdev) clk_oscout1_parents, ARRAY_SIZE(clk_oscout1_parents), 0, st_data->base + CLKDRVSTR2, OSCOUT1CLK25MHZ, 3, 0, NULL);
- clk_set_parent(hws[ST_CLK_MUX]->clk, hws[ST_CLK_25M]->clk); + clk_set_parent(hws[ST_CLK_MUX]->clk, hws[ST_CLK_48M]->clk);
hws[ST_CLK_GATE] = clk_hw_register_gate(NULL, "oscout1", "oscout1_mux", 0, st_data->base + MISCCLKCNTL1, OSCCLKENB, diff --git a/drivers/crypto/cavium/nitrox/nitrox_dev.h b/drivers/crypto/cavium/nitrox/nitrox_dev.h index 9a476bb6d4c7..af596455b420 100644 --- a/drivers/crypto/cavium/nitrox/nitrox_dev.h +++ b/drivers/crypto/cavium/nitrox/nitrox_dev.h @@ -35,6 +35,7 @@ struct nitrox_cmdq { /* requests in backlog queues */ atomic_t backlog_count;
+ int write_idx; /* command size 32B/64B */ u8 instr_size; u8 qno; @@ -87,7 +88,7 @@ struct nitrox_bh { struct bh_data *slc; };
-/* NITROX-5 driver state */ +/* NITROX-V driver state */ #define NITROX_UCODE_LOADED 0 #define NITROX_READY 1
diff --git a/drivers/crypto/cavium/nitrox/nitrox_lib.c b/drivers/crypto/cavium/nitrox/nitrox_lib.c index 4fdc921ba611..9906c0086647 100644 --- a/drivers/crypto/cavium/nitrox/nitrox_lib.c +++ b/drivers/crypto/cavium/nitrox/nitrox_lib.c @@ -36,6 +36,7 @@ static int cmdq_common_init(struct nitrox_cmdq *cmdq) cmdq->head = PTR_ALIGN(cmdq->head_unaligned, PKT_IN_ALIGN); cmdq->dma = PTR_ALIGN(cmdq->dma_unaligned, PKT_IN_ALIGN); cmdq->qsize = (qsize + PKT_IN_ALIGN); + cmdq->write_idx = 0;
spin_lock_init(&cmdq->response_lock); spin_lock_init(&cmdq->cmdq_lock); diff --git a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c index deaefd532aaa..4a362fc22f62 100644 --- a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c +++ b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c @@ -42,6 +42,16 @@ * Invalid flag options in AES-CCM IV. */
+static inline int incr_index(int index, int count, int max) +{ + if ((index + count) >= max) + index = index + count - max; + else + index += count; + + return index; +} + /** * dma_free_sglist - unmap and free the sg lists. * @ndev: N5 device @@ -426,30 +436,29 @@ static void post_se_instr(struct nitrox_softreq *sr, struct nitrox_cmdq *cmdq) { struct nitrox_device *ndev = sr->ndev; - union nps_pkt_in_instr_baoff_dbell pkt_in_baoff_dbell; - u64 offset; + int idx; u8 *ent;
spin_lock_bh(&cmdq->cmdq_lock);
- /* get the next write offset */ - offset = NPS_PKT_IN_INSTR_BAOFF_DBELLX(cmdq->qno); - pkt_in_baoff_dbell.value = nitrox_read_csr(ndev, offset); + idx = cmdq->write_idx; /* copy the instruction */ - ent = cmdq->head + pkt_in_baoff_dbell.s.aoff; + ent = cmdq->head + (idx * cmdq->instr_size); memcpy(ent, &sr->instr, cmdq->instr_size); - /* flush the command queue updates */ - dma_wmb();
- sr->tstamp = jiffies; atomic_set(&sr->status, REQ_POSTED); response_list_add(sr, cmdq); + sr->tstamp = jiffies; + /* flush the command queue updates */ + dma_wmb();
/* Ring doorbell with count 1 */ writeq(1, cmdq->dbell_csr_addr); /* orders the doorbell rings */ mmiowb();
+ cmdq->write_idx = incr_index(idx, 1, ndev->qlen); + spin_unlock_bh(&cmdq->cmdq_lock); }
@@ -459,6 +468,9 @@ static int post_backlog_cmds(struct nitrox_cmdq *cmdq) struct nitrox_softreq *sr, *tmp; int ret = 0;
+ if (!atomic_read(&cmdq->backlog_count)) + return 0; + spin_lock_bh(&cmdq->backlog_lock);
list_for_each_entry_safe(sr, tmp, &cmdq->backlog_head, backlog) { @@ -466,7 +478,7 @@ static int post_backlog_cmds(struct nitrox_cmdq *cmdq)
/* submit until space available */ if (unlikely(cmdq_full(cmdq, ndev->qlen))) { - ret = -EBUSY; + ret = -ENOSPC; break; } /* delete from backlog list */ @@ -491,23 +503,20 @@ static int nitrox_enqueue_request(struct nitrox_softreq *sr) { struct nitrox_cmdq *cmdq = sr->cmdq; struct nitrox_device *ndev = sr->ndev; - int ret = -EBUSY; + + /* try to post backlog requests */ + post_backlog_cmds(cmdq);
if (unlikely(cmdq_full(cmdq, ndev->qlen))) { if (!(sr->flags & CRYPTO_TFM_REQ_MAY_BACKLOG)) - return -EAGAIN; - + return -ENOSPC; + /* add to backlog list */ backlog_list_add(sr, cmdq); - } else { - ret = post_backlog_cmds(cmdq); - if (ret) { - backlog_list_add(sr, cmdq); - return ret; - } - post_se_instr(sr, cmdq); - ret = -EINPROGRESS; + return -EBUSY; } - return ret; + post_se_instr(sr, cmdq); + + return -EINPROGRESS; }
/** @@ -624,11 +633,9 @@ int nitrox_process_se_request(struct nitrox_device *ndev, */ sr->instr.fdata[0] = *((u64 *)&req->gph); sr->instr.fdata[1] = 0; - /* flush the soft_req changes before posting the cmd */ - wmb();
ret = nitrox_enqueue_request(sr); - if (ret == -EAGAIN) + if (ret == -ENOSPC) goto send_fail;
return ret; diff --git a/drivers/crypto/chelsio/chtls/chtls.h b/drivers/crypto/chelsio/chtls/chtls.h index a53a0e6ba024..7725b6ee14ef 100644 --- a/drivers/crypto/chelsio/chtls/chtls.h +++ b/drivers/crypto/chelsio/chtls/chtls.h @@ -96,6 +96,10 @@ enum csk_flags { CSK_CONN_INLINE, /* Connection on HW */ };
+enum chtls_cdev_state { + CHTLS_CDEV_STATE_UP = 1 +}; + struct listen_ctx { struct sock *lsk; struct chtls_dev *cdev; @@ -146,6 +150,7 @@ struct chtls_dev { unsigned int send_page_order; int max_host_sndbuf; struct key_map kmap; + unsigned int cdev_state; };
struct chtls_hws { diff --git a/drivers/crypto/chelsio/chtls/chtls_main.c b/drivers/crypto/chelsio/chtls/chtls_main.c index 9b07f9165658..f59b044ebd25 100644 --- a/drivers/crypto/chelsio/chtls/chtls_main.c +++ b/drivers/crypto/chelsio/chtls/chtls_main.c @@ -160,6 +160,7 @@ static void chtls_register_dev(struct chtls_dev *cdev) tlsdev->hash = chtls_create_hash; tlsdev->unhash = chtls_destroy_hash; tls_register_device(&cdev->tlsdev); + cdev->cdev_state = CHTLS_CDEV_STATE_UP; }
static void chtls_unregister_dev(struct chtls_dev *cdev) @@ -281,8 +282,10 @@ static void chtls_free_all_uld(void) struct chtls_dev *cdev, *tmp;
mutex_lock(&cdev_mutex); - list_for_each_entry_safe(cdev, tmp, &cdev_list, list) - chtls_free_uld(cdev); + list_for_each_entry_safe(cdev, tmp, &cdev_list, list) { + if (cdev->cdev_state == CHTLS_CDEV_STATE_UP) + chtls_free_uld(cdev); + } mutex_unlock(&cdev_mutex); }
diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c index d0d5c4dbe097..5762c3c383f2 100644 --- a/drivers/edac/altera_edac.c +++ b/drivers/edac/altera_edac.c @@ -730,7 +730,8 @@ static int altr_s10_sdram_probe(struct platform_device *pdev) S10_DDR0_IRQ_MASK)) { edac_printk(KERN_ERR, EDAC_MC, "Error clearing SDRAM ECC count\n"); - return -ENODEV; + ret = -ENODEV; + goto err2; }
if (regmap_update_bits(drvdata->mc_vbase, priv->ecc_irq_en_offset, diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c index 7481955160a4..20374b8248f0 100644 --- a/drivers/edac/edac_mc_sysfs.c +++ b/drivers/edac/edac_mc_sysfs.c @@ -1075,14 +1075,14 @@ int __init edac_mc_sysfs_init(void)
err = device_add(mci_pdev); if (err < 0) - goto out_dev_free; + goto out_put_device;
edac_dbg(0, "device %s created\n", dev_name(mci_pdev));
return 0;
- out_dev_free: - kfree(mci_pdev); + out_put_device: + put_device(mci_pdev); out: return err; } diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c index 8ed4dd9c571b..8e120bf60624 100644 --- a/drivers/edac/i7core_edac.c +++ b/drivers/edac/i7core_edac.c @@ -1177,15 +1177,14 @@ static int i7core_create_sysfs_devices(struct mem_ctl_info *mci)
rc = device_add(pvt->addrmatch_dev); if (rc < 0) - return rc; + goto err_put_addrmatch;
if (!pvt->is_registered) { pvt->chancounts_dev = kzalloc(sizeof(*pvt->chancounts_dev), GFP_KERNEL); if (!pvt->chancounts_dev) { - put_device(pvt->addrmatch_dev); - device_del(pvt->addrmatch_dev); - return -ENOMEM; + rc = -ENOMEM; + goto err_del_addrmatch; }
pvt->chancounts_dev->type = &all_channel_counts_type; @@ -1199,9 +1198,18 @@ static int i7core_create_sysfs_devices(struct mem_ctl_info *mci)
rc = device_add(pvt->chancounts_dev); if (rc < 0) - return rc; + goto err_put_chancounts; } return 0; + +err_put_chancounts: + put_device(pvt->chancounts_dev); +err_del_addrmatch: + device_del(pvt->addrmatch_dev); +err_put_addrmatch: + put_device(pvt->addrmatch_dev); + + return rc; }
static void i7core_delete_sysfs_devices(struct mem_ctl_info *mci) @@ -1211,11 +1219,11 @@ static void i7core_delete_sysfs_devices(struct mem_ctl_info *mci) edac_dbg(1, "\n");
if (!pvt->is_registered) { - put_device(pvt->chancounts_dev); device_del(pvt->chancounts_dev); + put_device(pvt->chancounts_dev); } - put_device(pvt->addrmatch_dev); device_del(pvt->addrmatch_dev); + put_device(pvt->addrmatch_dev); }
/**************************************************************************** diff --git a/drivers/gpio/gpio-menz127.c b/drivers/gpio/gpio-menz127.c index e1037582e34d..b2635326546e 100644 --- a/drivers/gpio/gpio-menz127.c +++ b/drivers/gpio/gpio-menz127.c @@ -56,9 +56,9 @@ static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio, rnd = fls(debounce) - 1;
if (rnd && (debounce & BIT(rnd - 1))) - debounce = round_up(debounce, MEN_Z127_DB_MIN_US); + debounce = roundup(debounce, MEN_Z127_DB_MIN_US); else - debounce = round_down(debounce, MEN_Z127_DB_MIN_US); + debounce = rounddown(debounce, MEN_Z127_DB_MIN_US);
if (debounce > MEN_Z127_DB_MAX_US) debounce = MEN_Z127_DB_MAX_US; diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index d5d79727c55d..d9e4da146227 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -323,13 +323,6 @@ static int tegra_gpio_irq_set_type(struct irq_data *d, unsigned int type) return -EINVAL; }
- ret = gpiochip_lock_as_irq(&tgi->gc, gpio); - if (ret) { - dev_err(tgi->dev, - "unable to lock Tegra GPIO %u as IRQ\n", gpio); - return ret; - } - spin_lock_irqsave(&bank->lvl_lock[port], flags);
val = tegra_gpio_readl(tgi, GPIO_INT_LVL(tgi, gpio)); @@ -342,6 +335,14 @@ static int tegra_gpio_irq_set_type(struct irq_data *d, unsigned int type) tegra_gpio_mask_write(tgi, GPIO_MSK_OE(tgi, gpio), gpio, 0); tegra_gpio_enable(tgi, gpio);
+ ret = gpiochip_lock_as_irq(&tgi->gc, gpio); + if (ret) { + dev_err(tgi->dev, + "unable to lock Tegra GPIO %u as IRQ\n", gpio); + tegra_gpio_disable(tgi, gpio); + return ret; + } + if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) irq_set_handler_locked(d, handle_level_irq); else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 5a196ec49be8..7200eea4f918 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -975,13 +975,9 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev, if (r) return r;
- if (chunk_ib->flags & AMDGPU_IB_FLAG_PREAMBLE) { - parser->job->preamble_status |= AMDGPU_PREAMBLE_IB_PRESENT; - if (!parser->ctx->preamble_presented) { - parser->job->preamble_status |= AMDGPU_PREAMBLE_IB_PRESENT_FIRST; - parser->ctx->preamble_presented = true; - } - } + if (chunk_ib->flags & AMDGPU_IB_FLAG_PREAMBLE) + parser->job->preamble_status |= + AMDGPU_PREAMBLE_IB_PRESENT;
if (parser->job->ring && parser->job->ring != ring) return -EINVAL; @@ -1206,6 +1202,12 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
amdgpu_cs_post_dependencies(p);
+ if ((job->preamble_status & AMDGPU_PREAMBLE_IB_PRESENT) && + !p->ctx->preamble_presented) { + job->preamble_status |= AMDGPU_PREAMBLE_IB_PRESENT_FIRST; + p->ctx->preamble_presented = true; + } + cs->out.handle = seq; job->uf_sequence = seq;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 7aaa263ad8c7..6b5d4a20860d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -164,8 +164,10 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, return r; }
+ need_ctx_switch = ring->current_ctx != fence_ctx; if (ring->funcs->emit_pipeline_sync && job && ((tmp = amdgpu_sync_get_fence(&job->sched_sync, NULL)) || + (amdgpu_sriov_vf(adev) && need_ctx_switch) || amdgpu_vm_need_pipeline_sync(ring, job))) { need_pipe_sync = true; dma_fence_put(tmp); @@ -196,7 +198,6 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, }
skip_preamble = ring->current_ctx == fence_ctx; - need_ctx_switch = ring->current_ctx != fence_ctx; if (job && ring->funcs->emit_cntxcntl) { if (need_ctx_switch) status |= AMDGPU_HAVE_CTX_SWITCH; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index fdcb498f6d19..c31fff32a321 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -123,6 +123,7 @@ static void amdgpu_vm_bo_base_init(struct amdgpu_vm_bo_base *base, * is validated on next vm use to avoid fault. * */ list_move_tail(&base->vm_status, &vm->evicted); + base->moved = true; }
/** @@ -303,7 +304,6 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, uint64_t addr; int r;
- addr = amdgpu_bo_gpu_offset(bo); entries = amdgpu_bo_size(bo) / 8;
if (pte_support_ats) { @@ -335,6 +335,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, if (r) goto error;
+ addr = amdgpu_bo_gpu_offset(bo); if (ats_entries) { uint64_t ats_value;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 818874b13c99..9057a5adb31b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -5614,6 +5614,11 @@ static int gfx_v8_0_set_powergating_state(void *handle, if (amdgpu_sriov_vf(adev)) return 0;
+ if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_SMG | + AMD_PG_SUPPORT_RLC_SMU_HS | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_GFX_DMG)) + adev->gfx.rlc.funcs->enter_safe_mode(adev); switch (adev->asic_type) { case CHIP_CARRIZO: case CHIP_STONEY: @@ -5663,7 +5668,11 @@ static int gfx_v8_0_set_powergating_state(void *handle, default: break; } - + if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_SMG | + AMD_PG_SUPPORT_RLC_SMU_HS | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_GFX_DMG)) + adev->gfx.rlc.funcs->exit_safe_mode(adev); return 0; }
diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index 7a1e77c93bf1..d8e469c594bb 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -1354,8 +1354,6 @@ static int kv_dpm_enable(struct amdgpu_device *adev) return ret; }
- kv_update_current_ps(adev, adev->pm.dpm.boot_ps); - if (adev->irq.installed && amdgpu_is_internal_thermal_sensor(adev->pm.int_thermal_type)) { ret = kv_set_thermal_temperature_range(adev, KV_TEMP_RANGE_MIN, KV_TEMP_RANGE_MAX); @@ -3061,7 +3059,7 @@ static int kv_dpm_hw_init(void *handle) else adev->pm.dpm_enabled = true; mutex_unlock(&adev->pm.mutex); - + amdgpu_pm_compute_clocks(adev); return ret; }
diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index 5c97a3671726..606f461dce49 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -6887,7 +6887,6 @@ static int si_dpm_enable(struct amdgpu_device *adev)
si_enable_auto_throttle_source(adev, AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, true); si_thermal_start_thermal_controller(adev); - ni_update_current_ps(adev, boot_ps);
return 0; } @@ -7764,7 +7763,7 @@ static int si_dpm_hw_init(void *handle) else adev->pm.dpm_enabled = true; mutex_unlock(&adev->pm.mutex); - + amdgpu_pm_compute_clocks(adev); return ret; }
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c index 88b09dd758ba..ca137757a69e 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c @@ -133,7 +133,7 @@ static bool calculate_fb_and_fractional_fb_divider( uint64_t feedback_divider;
feedback_divider = - (uint64_t)(target_pix_clk_khz * ref_divider * post_divider); + (uint64_t)target_pix_clk_khz * ref_divider * post_divider; feedback_divider *= 10; /* additional factor, since we divide by 10 afterwards */ feedback_divider *= (uint64_t)(calc_pll_cs->fract_fb_divider_factor); @@ -145,8 +145,8 @@ static bool calculate_fb_and_fractional_fb_divider( * of fractional feedback decimal point and the fractional FB Divider precision * is 2 then the equation becomes (ullfeedbackDivider + 5*100) / (10*100))*/
- feedback_divider += (uint64_t) - (5 * calc_pll_cs->fract_fb_divider_precision_factor); + feedback_divider += 5ULL * + calc_pll_cs->fract_fb_divider_precision_factor; feedback_divider = div_u64(feedback_divider, calc_pll_cs->fract_fb_divider_precision_factor * 10); @@ -203,8 +203,8 @@ static bool calc_fb_divider_checking_tolerance( &fract_feedback_divider);
/*Actual calculated value*/ - actual_calc_clk_khz = (uint64_t)(feedback_divider * - calc_pll_cs->fract_fb_divider_factor) + + actual_calc_clk_khz = (uint64_t)feedback_divider * + calc_pll_cs->fract_fb_divider_factor + fract_feedback_divider; actual_calc_clk_khz *= calc_pll_cs->ref_freq_khz; actual_calc_clk_khz = diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c index c2037daa8e66..0efbf411667a 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c @@ -239,6 +239,8 @@ void dml1_extract_rq_regs( extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_l), rq_param.sizing.rq_l); if (rq_param.yuv420) extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_c), rq_param.sizing.rq_c); + else + memset(&(rq_regs->rq_regs_c), 0, sizeof(rq_regs->rq_regs_c));
rq_regs->rq_regs_l.swath_height = dml_log2(rq_param.dlg.rq_l.swath_height); rq_regs->rq_regs_c.swath_height = dml_log2(rq_param.dlg.rq_c.swath_height); diff --git a/drivers/gpu/drm/omapdrm/omap_debugfs.c b/drivers/gpu/drm/omapdrm/omap_debugfs.c index b42e286616b0..84da7a5b84f3 100644 --- a/drivers/gpu/drm/omapdrm/omap_debugfs.c +++ b/drivers/gpu/drm/omapdrm/omap_debugfs.c @@ -37,7 +37,9 @@ static int gem_show(struct seq_file *m, void *arg) return ret;
seq_printf(m, "All Objects:\n"); + mutex_lock(&priv->list_lock); omap_gem_describe_objects(&priv->obj_list, m); + mutex_unlock(&priv->list_lock);
mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index ef3b0e3571ec..5fcf9eaf3eaf 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -540,7 +540,7 @@ static int omapdrm_init(struct omap_drm_private *priv, struct device *dev) priv->omaprev = soc ? (unsigned int)soc->data : 0; priv->wq = alloc_ordered_workqueue("omapdrm", 0);
- spin_lock_init(&priv->list_lock); + mutex_init(&priv->list_lock); INIT_LIST_HEAD(&priv->obj_list);
/* Allocate and initialize the DRM device. */ diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h index 6eaee4df4559..f27c8e216adf 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.h +++ b/drivers/gpu/drm/omapdrm/omap_drv.h @@ -71,7 +71,7 @@ struct omap_drm_private { struct workqueue_struct *wq;
/* lock for obj_list below */ - spinlock_t list_lock; + struct mutex list_lock;
/* list of GEM objects: */ struct list_head obj_list; diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c index 17a53d207978..7a029b892a37 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.c +++ b/drivers/gpu/drm/omapdrm/omap_gem.c @@ -1001,6 +1001,7 @@ int omap_gem_resume(struct drm_device *dev) struct omap_gem_object *omap_obj; int ret = 0;
+ mutex_lock(&priv->list_lock); list_for_each_entry(omap_obj, &priv->obj_list, mm_list) { if (omap_obj->block) { struct drm_gem_object *obj = &omap_obj->base; @@ -1012,12 +1013,14 @@ int omap_gem_resume(struct drm_device *dev) omap_obj->roll, true); if (ret) { dev_err(dev->dev, "could not repin: %d\n", ret); - return ret; + goto done; } } }
- return 0; +done: + mutex_unlock(&priv->list_lock); + return ret; } #endif
@@ -1085,9 +1088,9 @@ void omap_gem_free_object(struct drm_gem_object *obj)
WARN_ON(!mutex_is_locked(&dev->struct_mutex));
- spin_lock(&priv->list_lock); + mutex_lock(&priv->list_lock); list_del(&omap_obj->mm_list); - spin_unlock(&priv->list_lock); + mutex_unlock(&priv->list_lock);
/* this means the object is still pinned.. which really should * not happen. I think.. @@ -1206,9 +1209,9 @@ struct drm_gem_object *omap_gem_new(struct drm_device *dev, goto err_release; }
- spin_lock(&priv->list_lock); + mutex_lock(&priv->list_lock); list_add(&omap_obj->mm_list, &priv->obj_list); - spin_unlock(&priv->list_lock); + mutex_unlock(&priv->list_lock);
return obj;
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index 50d19605c38f..e15fa2389e3f 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -283,7 +283,6 @@ static int sun4i_drv_add_endpoints(struct device *dev, remote = of_graph_get_remote_port_parent(ep); if (!remote) { DRM_DEBUG_DRIVER("Error retrieving the output node\n"); - of_node_put(remote); continue; }
@@ -297,11 +296,13 @@ static int sun4i_drv_add_endpoints(struct device *dev,
if (of_graph_parse_endpoint(ep, &endpoint)) { DRM_DEBUG_DRIVER("Couldn't parse endpoint\n"); + of_node_put(remote); continue; }
if (!endpoint.id) { DRM_DEBUG_DRIVER("Endpoint is our panel... skipping\n"); + of_node_put(remote); continue; } } diff --git a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c index 5a52fc489a9d..966688f04741 100644 --- a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c +++ b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c @@ -477,13 +477,15 @@ int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) dev_err(dev, "Couldn't create the PHY clock\n"); goto err_put_clk_pll0; } + + clk_prepare_enable(phy->clk_phy); }
phy->rst_phy = of_reset_control_get_shared(node, "phy"); if (IS_ERR(phy->rst_phy)) { dev_err(dev, "Could not get phy reset control\n"); ret = PTR_ERR(phy->rst_phy); - goto err_put_clk_pll0; + goto err_disable_clk_phy; }
ret = reset_control_deassert(phy->rst_phy); @@ -514,6 +516,8 @@ int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) reset_control_assert(phy->rst_phy); err_put_rst_phy: reset_control_put(phy->rst_phy); +err_disable_clk_phy: + clk_disable_unprepare(phy->clk_phy); err_put_clk_pll0: if (phy->variant->has_phy_clk) clk_put(phy->clk_pll0); @@ -531,6 +535,7 @@ void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi)
clk_disable_unprepare(phy->clk_mod); clk_disable_unprepare(phy->clk_bus); + clk_disable_unprepare(phy->clk_phy);
reset_control_assert(phy->rst_phy);
diff --git a/drivers/gpu/drm/v3d/v3d_drv.h b/drivers/gpu/drm/v3d/v3d_drv.h index a043ac3aae98..26005abd9c5d 100644 --- a/drivers/gpu/drm/v3d/v3d_drv.h +++ b/drivers/gpu/drm/v3d/v3d_drv.h @@ -85,6 +85,11 @@ struct v3d_dev { */ struct mutex reset_lock;
+ /* Lock taken when creating and pushing the GPU scheduler + * jobs, to keep the sched-fence seqnos in order. + */ + struct mutex sched_lock; + struct { u32 num_allocated; u32 pages_allocated; diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c index b513f9189caf..269fe16379c0 100644 --- a/drivers/gpu/drm/v3d/v3d_gem.c +++ b/drivers/gpu/drm/v3d/v3d_gem.c @@ -550,6 +550,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data, if (ret) goto fail;
+ mutex_lock(&v3d->sched_lock); if (exec->bin.start != exec->bin.end) { ret = drm_sched_job_init(&exec->bin.base, &v3d->queue[V3D_BIN].sched, @@ -576,6 +577,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data, kref_get(&exec->refcount); /* put by scheduler job completion */ drm_sched_entity_push_job(&exec->render.base, &v3d_priv->sched_entity[V3D_RENDER]); + mutex_unlock(&v3d->sched_lock);
v3d_attach_object_fences(exec);
@@ -594,6 +596,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data, return 0;
fail_unreserve: + mutex_unlock(&v3d->sched_lock); v3d_unlock_bo_reservations(dev, exec, &acquire_ctx); fail: v3d_exec_put(exec); @@ -615,6 +618,7 @@ v3d_gem_init(struct drm_device *dev) spin_lock_init(&v3d->job_lock); mutex_init(&v3d->bo_lock); mutex_init(&v3d->reset_lock); + mutex_init(&v3d->sched_lock);
/* Note: We don't allocate address 0. Various bits of HW * treat 0 as special, such as the occlusion query counters diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index cf5aea1d6488..203ddf5723e8 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -543,6 +543,7 @@ static int vc4_plane_mode_set(struct drm_plane *plane, /* Control word */ vc4_dlist_write(vc4_state, SCALER_CTL0_VALID | + VC4_SET_FIELD(SCALER_CTL0_RGBA_EXPAND_ROUND, SCALER_CTL0_RGBA_EXPAND) | (format->pixel_order << SCALER_CTL0_ORDER_SHIFT) | (format->hvs << SCALER_CTL0_PIXEL_FORMAT_SHIFT) | VC4_SET_FIELD(tiling, SCALER_CTL0_TILING) | @@ -874,7 +875,9 @@ static bool vc4_format_mod_supported(struct drm_plane *plane, case DRM_FORMAT_YUV420: case DRM_FORMAT_YVU420: case DRM_FORMAT_NV12: + case DRM_FORMAT_NV21: case DRM_FORMAT_NV16: + case DRM_FORMAT_NV61: default: return (modifier == DRM_FORMAT_MOD_LINEAR); } diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c index 43b1c7234316..9bc6f4867cb3 100644 --- a/drivers/hid/hid-ntrig.c +++ b/drivers/hid/hid-ntrig.c @@ -955,6 +955,8 @@ static int ntrig_probe(struct hid_device *hdev, const struct hid_device_id *id)
ret = sysfs_create_group(&hdev->dev.kobj, &ntrig_attribute_group); + if (ret) + hid_err(hdev, "cannot create sysfs group\n");
return 0; err_free: diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c index 5fd1159fc095..64773433b947 100644 --- a/drivers/hid/i2c-hid/i2c-hid.c +++ b/drivers/hid/i2c-hid/i2c-hid.c @@ -1004,18 +1004,18 @@ static int i2c_hid_probe(struct i2c_client *client, return client->irq; }
- ihid = kzalloc(sizeof(struct i2c_hid), GFP_KERNEL); + ihid = devm_kzalloc(&client->dev, sizeof(*ihid), GFP_KERNEL); if (!ihid) return -ENOMEM;
if (client->dev.of_node) { ret = i2c_hid_of_probe(client, &ihid->pdata); if (ret) - goto err; + return ret; } else if (!platform_data) { ret = i2c_hid_acpi_pdata(client, &ihid->pdata); if (ret) - goto err; + return ret; } else { ihid->pdata = *platform_data; } @@ -1128,7 +1128,6 @@ static int i2c_hid_probe(struct i2c_client *client,
err: i2c_hid_free_buffers(ihid); - kfree(ihid); return ret; }
@@ -1152,8 +1151,6 @@ static int i2c_hid_remove(struct i2c_client *client)
regulator_disable(ihid->pdata.supply);
- kfree(ihid); - return 0; }
diff --git a/drivers/hwmon/adt7475.c b/drivers/hwmon/adt7475.c index 9ef84998c7f3..37db2eb66ed7 100644 --- a/drivers/hwmon/adt7475.c +++ b/drivers/hwmon/adt7475.c @@ -303,14 +303,18 @@ static inline u16 volt2reg(int channel, long volt, u8 bypass_attn) return clamp_val(reg, 0, 1023) & (0xff << 2); }
-static u16 adt7475_read_word(struct i2c_client *client, int reg) +static int adt7475_read_word(struct i2c_client *client, int reg) { - u16 val; + int val1, val2;
- val = i2c_smbus_read_byte_data(client, reg); - val |= (i2c_smbus_read_byte_data(client, reg + 1) << 8); + val1 = i2c_smbus_read_byte_data(client, reg); + if (val1 < 0) + return val1; + val2 = i2c_smbus_read_byte_data(client, reg + 1); + if (val2 < 0) + return val2;
- return val; + return val1 | (val2 << 8); }
static void adt7475_write_word(struct i2c_client *client, int reg, u16 val) diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c index e9e6aeabbf84..71d3445ba869 100644 --- a/drivers/hwmon/ina2xx.c +++ b/drivers/hwmon/ina2xx.c @@ -17,7 +17,7 @@ * Bi-directional Current/Power Monitor with I2C Interface * Datasheet: http://www.ti.com/product/ina230 * - * Copyright (C) 2012 Lothar Felten l-felten@ti.com + * Copyright (C) 2012 Lothar Felten lothar.felten@gmail.com * Thanks to Jan Volkering * * This program is free software; you can redistribute it and/or modify @@ -329,6 +329,15 @@ static int ina2xx_set_shunt(struct ina2xx_data *data, long val) return 0; }
+static ssize_t ina2xx_show_shunt(struct device *dev, + struct device_attribute *da, + char *buf) +{ + struct ina2xx_data *data = dev_get_drvdata(dev); + + return snprintf(buf, PAGE_SIZE, "%li\n", data->rshunt); +} + static ssize_t ina2xx_store_shunt(struct device *dev, struct device_attribute *da, const char *buf, size_t count) @@ -403,7 +412,7 @@ static SENSOR_DEVICE_ATTR(power1_input, S_IRUGO, ina2xx_show_value, NULL,
/* shunt resistance */ static SENSOR_DEVICE_ATTR(shunt_resistor, S_IRUGO | S_IWUSR, - ina2xx_show_value, ina2xx_store_shunt, + ina2xx_show_shunt, ina2xx_store_shunt, INA2XX_CALIBRATION);
/* update interval (ina226 only) */ diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c index da962aa2cef5..fc6b7f8b62fb 100644 --- a/drivers/hwtracing/intel_th/core.c +++ b/drivers/hwtracing/intel_th/core.c @@ -139,7 +139,8 @@ static int intel_th_remove(struct device *dev) th->thdev[i] = NULL; }
- th->num_thdevs = lowest; + if (lowest >= 0) + th->num_thdevs = lowest; }
if (thdrv->attr_group) @@ -487,7 +488,7 @@ static const struct intel_th_subdevice { .flags = IORESOURCE_MEM, }, { - .start = TH_MMIO_SW, + .start = 1, /* use resource[1] */ .end = 0, .flags = IORESOURCE_MEM, }, @@ -580,6 +581,7 @@ intel_th_subdevice_alloc(struct intel_th *th, struct intel_th_device *thdev; struct resource res[3]; unsigned int req = 0; + bool is64bit = false; int r, err;
thdev = intel_th_device_alloc(th, subdev->type, subdev->name, @@ -589,12 +591,18 @@ intel_th_subdevice_alloc(struct intel_th *th,
thdev->drvdata = th->drvdata;
+ for (r = 0; r < th->num_resources; r++) + if (th->resource[r].flags & IORESOURCE_MEM_64) { + is64bit = true; + break; + } + memcpy(res, subdev->res, sizeof(struct resource) * subdev->nres);
for (r = 0; r < subdev->nres; r++) { struct resource *devres = th->resource; - int bar = TH_MMIO_CONFIG; + int bar = 0; /* cut subdevices' MMIO from resource[0] */
/* * Take .end == 0 to mean 'take the whole bar', @@ -603,6 +611,8 @@ intel_th_subdevice_alloc(struct intel_th *th, */ if (!res[r].end && res[r].flags == IORESOURCE_MEM) { bar = res[r].start; + if (is64bit) + bar *= 2; res[r].start = 0; res[r].end = resource_size(&devres[bar]) - 1; } diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 45fcf0c37a9e..2806cdeda053 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1417,6 +1417,13 @@ static void i801_add_tco(struct i801_priv *priv) }
#ifdef CONFIG_ACPI +static bool i801_acpi_is_smbus_ioport(const struct i801_priv *priv, + acpi_physical_address address) +{ + return address >= priv->smba && + address <= pci_resource_end(priv->pci_dev, SMBBAR); +} + static acpi_status i801_acpi_io_handler(u32 function, acpi_physical_address address, u32 bits, u64 *value, void *handler_context, void *region_context) @@ -1432,7 +1439,7 @@ i801_acpi_io_handler(u32 function, acpi_physical_address address, u32 bits, */ mutex_lock(&priv->acpi_lock);
- if (!priv->acpi_reserved) { + if (!priv->acpi_reserved && i801_acpi_is_smbus_ioport(priv, address)) { priv->acpi_reserved = true;
dev_warn(&pdev->dev, "BIOS is accessing SMBus registers\n"); diff --git a/drivers/iio/accel/adxl345_core.c b/drivers/iio/accel/adxl345_core.c index 7251d0e63d74..98080e05ac6d 100644 --- a/drivers/iio/accel/adxl345_core.c +++ b/drivers/iio/accel/adxl345_core.c @@ -21,6 +21,8 @@ #define ADXL345_REG_DATAX0 0x32 #define ADXL345_REG_DATAY0 0x34 #define ADXL345_REG_DATAZ0 0x36 +#define ADXL345_REG_DATA_AXIS(index) \ + (ADXL345_REG_DATAX0 + (index) * sizeof(__le16))
#define ADXL345_POWER_CTL_MEASURE BIT(3) #define ADXL345_POWER_CTL_STANDBY 0x00 @@ -47,19 +49,19 @@ struct adxl345_data { u8 data_range; };
-#define ADXL345_CHANNEL(reg, axis) { \ +#define ADXL345_CHANNEL(index, axis) { \ .type = IIO_ACCEL, \ .modified = 1, \ .channel2 = IIO_MOD_##axis, \ - .address = reg, \ + .address = index, \ .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \ .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \ }
static const struct iio_chan_spec adxl345_channels[] = { - ADXL345_CHANNEL(ADXL345_REG_DATAX0, X), - ADXL345_CHANNEL(ADXL345_REG_DATAY0, Y), - ADXL345_CHANNEL(ADXL345_REG_DATAZ0, Z), + ADXL345_CHANNEL(0, X), + ADXL345_CHANNEL(1, Y), + ADXL345_CHANNEL(2, Z), };
static int adxl345_read_raw(struct iio_dev *indio_dev, @@ -67,7 +69,7 @@ static int adxl345_read_raw(struct iio_dev *indio_dev, int *val, int *val2, long mask) { struct adxl345_data *data = iio_priv(indio_dev); - __le16 regval; + __le16 accel; int ret;
switch (mask) { @@ -77,12 +79,13 @@ static int adxl345_read_raw(struct iio_dev *indio_dev, * ADXL345_REG_DATA(X0/Y0/Z0) contain the least significant byte * and ADXL345_REG_DATA(X0/Y0/Z0) + 1 the most significant byte */ - ret = regmap_bulk_read(data->regmap, chan->address, ®val, - sizeof(regval)); + ret = regmap_bulk_read(data->regmap, + ADXL345_REG_DATA_AXIS(chan->address), + &accel, sizeof(accel)); if (ret < 0) return ret;
- *val = sign_extend32(le16_to_cpu(regval), 12); + *val = sign_extend32(le16_to_cpu(accel), 12); return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: *val = 0; diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c index 0635a79864bf..d1239624187d 100644 --- a/drivers/iio/adc/ina2xx-adc.c +++ b/drivers/iio/adc/ina2xx-adc.c @@ -30,6 +30,7 @@ #include <linux/module.h> #include <linux/of_device.h> #include <linux/regmap.h> +#include <linux/sched/task.h> #include <linux/util_macros.h>
#include <linux/platform_data/ina2xx.h> @@ -826,6 +827,7 @@ static int ina2xx_buffer_enable(struct iio_dev *indio_dev) { struct ina2xx_chip_info *chip = iio_priv(indio_dev); unsigned int sampling_us = SAMPLING_PERIOD(chip); + struct task_struct *task;
dev_dbg(&indio_dev->dev, "Enabling buffer w/ scan_mask %02x, freq = %d, avg =%u\n", (unsigned int)(*indio_dev->active_scan_mask), @@ -835,11 +837,17 @@ static int ina2xx_buffer_enable(struct iio_dev *indio_dev) dev_dbg(&indio_dev->dev, "Async readout mode: %d\n", chip->allow_async_readout);
- chip->task = kthread_run(ina2xx_capture_thread, (void *)indio_dev, - "%s:%d-%uus", indio_dev->name, indio_dev->id, - sampling_us); + task = kthread_create(ina2xx_capture_thread, (void *)indio_dev, + "%s:%d-%uus", indio_dev->name, indio_dev->id, + sampling_us); + if (IS_ERR(task)) + return PTR_ERR(task); + + get_task_struct(task); + wake_up_process(task); + chip->task = task;
- return PTR_ERR_OR_ZERO(chip->task); + return 0; }
static int ina2xx_buffer_disable(struct iio_dev *indio_dev) @@ -848,6 +856,7 @@ static int ina2xx_buffer_disable(struct iio_dev *indio_dev)
if (chip->task) { kthread_stop(chip->task); + put_task_struct(chip->task); chip->task = NULL; }
diff --git a/drivers/iio/counter/104-quad-8.c b/drivers/iio/counter/104-quad-8.c index b56985078d8c..4be85ec54af4 100644 --- a/drivers/iio/counter/104-quad-8.c +++ b/drivers/iio/counter/104-quad-8.c @@ -138,7 +138,7 @@ static int quad8_write_raw(struct iio_dev *indio_dev, outb(val >> (8 * i), base_offset);
/* Reset Borrow, Carry, Compare, and Sign flags */ - outb(0x02, base_offset + 1); + outb(0x04, base_offset + 1); /* Reset Error flag */ outb(0x06, base_offset + 1);
diff --git a/drivers/infiniband/core/rw.c b/drivers/infiniband/core/rw.c index c8963e91f92a..3ee0adfb45e9 100644 --- a/drivers/infiniband/core/rw.c +++ b/drivers/infiniband/core/rw.c @@ -87,7 +87,7 @@ static int rdma_rw_init_one_mr(struct ib_qp *qp, u8 port_num, }
ret = ib_map_mr_sg(reg->mr, sg, nents, &offset, PAGE_SIZE); - if (ret < nents) { + if (ret < 0 || ret < nents) { ib_mr_pool_put(qp, &qp->rdma_mrs, reg->mr); return -EINVAL; } diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 583d3a10b940..0e5eb0f547d3 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -2812,6 +2812,9 @@ static struct ib_uflow_resources *flow_resources_alloc(size_t num_specs) if (!resources) goto err_res;
+ if (!num_specs) + goto out; + resources->counters = kcalloc(num_specs, sizeof(*resources->counters), GFP_KERNEL);
@@ -2824,8 +2827,8 @@ static struct ib_uflow_resources *flow_resources_alloc(size_t num_specs) if (!resources->collection) goto err_collection;
+out: resources->max = num_specs; - return resources;
err_collection: diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 2094d136513d..92d8469e28f3 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -429,6 +429,7 @@ static int ib_uverbs_comp_event_close(struct inode *inode, struct file *filp) list_del(&entry->obj_list); kfree(entry); } + file->ev_queue.is_closed = 1; spin_unlock_irq(&file->ev_queue.lock);
uverbs_close_fd(filp); diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.c b/drivers/infiniband/hw/bnxt_re/qplib_fp.c index 50d8f1fc98d5..e426b990c1dd 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_fp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.c @@ -2354,7 +2354,7 @@ static int bnxt_qplib_cq_process_res_rc(struct bnxt_qplib_cq *cq, srq = qp->srq; if (!srq) return -EINVAL; - if (wr_id_idx > srq->hwq.max_elements) { + if (wr_id_idx >= srq->hwq.max_elements) { dev_err(&cq->hwq.pdev->dev, "QPLIB: FP: CQ Process RC "); dev_err(&cq->hwq.pdev->dev, @@ -2369,7 +2369,7 @@ static int bnxt_qplib_cq_process_res_rc(struct bnxt_qplib_cq *cq, *pcqe = cqe; } else { rq = &qp->rq; - if (wr_id_idx > rq->hwq.max_elements) { + if (wr_id_idx >= rq->hwq.max_elements) { dev_err(&cq->hwq.pdev->dev, "QPLIB: FP: CQ Process RC "); dev_err(&cq->hwq.pdev->dev, @@ -2437,7 +2437,7 @@ static int bnxt_qplib_cq_process_res_ud(struct bnxt_qplib_cq *cq, if (!srq) return -EINVAL;
- if (wr_id_idx > srq->hwq.max_elements) { + if (wr_id_idx >= srq->hwq.max_elements) { dev_err(&cq->hwq.pdev->dev, "QPLIB: FP: CQ Process UD "); dev_err(&cq->hwq.pdev->dev, @@ -2452,7 +2452,7 @@ static int bnxt_qplib_cq_process_res_ud(struct bnxt_qplib_cq *cq, *pcqe = cqe; } else { rq = &qp->rq; - if (wr_id_idx > rq->hwq.max_elements) { + if (wr_id_idx >= rq->hwq.max_elements) { dev_err(&cq->hwq.pdev->dev, "QPLIB: FP: CQ Process UD "); dev_err(&cq->hwq.pdev->dev, @@ -2546,7 +2546,7 @@ static int bnxt_qplib_cq_process_res_raweth_qp1(struct bnxt_qplib_cq *cq, "QPLIB: FP: SRQ used but not defined??"); return -EINVAL; } - if (wr_id_idx > srq->hwq.max_elements) { + if (wr_id_idx >= srq->hwq.max_elements) { dev_err(&cq->hwq.pdev->dev, "QPLIB: FP: CQ Process Raw/QP1 "); dev_err(&cq->hwq.pdev->dev, @@ -2561,7 +2561,7 @@ static int bnxt_qplib_cq_process_res_raweth_qp1(struct bnxt_qplib_cq *cq, *pcqe = cqe; } else { rq = &qp->rq; - if (wr_id_idx > rq->hwq.max_elements) { + if (wr_id_idx >= rq->hwq.max_elements) { dev_err(&cq->hwq.pdev->dev, "QPLIB: FP: CQ Process Raw/QP1 RQ wr_id "); dev_err(&cq->hwq.pdev->dev, diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c index 2f3f32eaa1d5..4097f3fa25c5 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c @@ -197,7 +197,7 @@ int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res, struct bnxt_qplib_sgid_tbl *sgid_tbl, int index, struct bnxt_qplib_gid *gid) { - if (index > sgid_tbl->max) { + if (index >= sgid_tbl->max) { dev_err(&res->pdev->dev, "QPLIB: Index %d exceeded SGID table max (%d)", index, sgid_tbl->max); @@ -402,7 +402,7 @@ int bnxt_qplib_get_pkey(struct bnxt_qplib_res *res, *pkey = 0xFFFF; return 0; } - if (index > pkey_tbl->max) { + if (index >= pkey_tbl->max) { dev_err(&res->pdev->dev, "QPLIB: Index %d exceeded PKEY table max (%d)", index, pkey_tbl->max); diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index 6deb101cdd43..b49351914feb 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -6733,6 +6733,7 @@ void start_freeze_handling(struct hfi1_pportdata *ppd, int flags) struct hfi1_devdata *dd = ppd->dd; struct send_context *sc; int i; + int sc_flags;
if (flags & FREEZE_SELF) write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_FREEZE_SMASK); @@ -6743,11 +6744,13 @@ void start_freeze_handling(struct hfi1_pportdata *ppd, int flags) /* notify all SDMA engines that they are going into a freeze */ sdma_freeze_notify(dd, !!(flags & FREEZE_LINK_DOWN));
+ sc_flags = SCF_FROZEN | SCF_HALTED | (flags & FREEZE_LINK_DOWN ? + SCF_LINK_DOWN : 0); /* do halt pre-handling on all enabled send contexts */ for (i = 0; i < dd->num_send_contexts; i++) { sc = dd->send_contexts[i].sc; if (sc && (sc->flags & SCF_ENABLED)) - sc_stop(sc, SCF_FROZEN | SCF_HALTED); + sc_stop(sc, sc_flags); }
/* Send context are frozen. Notify user space */ @@ -10665,6 +10668,7 @@ int set_link_state(struct hfi1_pportdata *ppd, u32 state) add_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
handle_linkup_change(dd, 1); + pio_kernel_linkup(dd);
/* * After link up, a new link width will have been set. diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c index 9cac15d10c4f..81f7cd7abcc5 100644 --- a/drivers/infiniband/hw/hfi1/pio.c +++ b/drivers/infiniband/hw/hfi1/pio.c @@ -86,6 +86,7 @@ void pio_send_control(struct hfi1_devdata *dd, int op) unsigned long flags; int write = 1; /* write sendctrl back */ int flush = 0; /* re-read sendctrl to make sure it is flushed */ + int i;
spin_lock_irqsave(&dd->sendctrl_lock, flags);
@@ -95,9 +96,13 @@ void pio_send_control(struct hfi1_devdata *dd, int op) reg |= SEND_CTRL_SEND_ENABLE_SMASK; /* Fall through */ case PSC_DATA_VL_ENABLE: + mask = 0; + for (i = 0; i < ARRAY_SIZE(dd->vld); i++) + if (!dd->vld[i].mtu) + mask |= BIT_ULL(i); /* Disallow sending on VLs not enabled */ - mask = (((~0ull) << num_vls) & SEND_CTRL_UNSUPPORTED_VL_MASK) << - SEND_CTRL_UNSUPPORTED_VL_SHIFT; + mask = (mask & SEND_CTRL_UNSUPPORTED_VL_MASK) << + SEND_CTRL_UNSUPPORTED_VL_SHIFT; reg = (reg & ~SEND_CTRL_UNSUPPORTED_VL_SMASK) | mask; break; case PSC_GLOBAL_DISABLE: @@ -921,20 +926,18 @@ void sc_free(struct send_context *sc) void sc_disable(struct send_context *sc) { u64 reg; - unsigned long flags; struct pio_buf *pbuf;
if (!sc) return;
/* do all steps, even if already disabled */ - spin_lock_irqsave(&sc->alloc_lock, flags); + spin_lock_irq(&sc->alloc_lock); reg = read_kctxt_csr(sc->dd, sc->hw_context, SC(CTRL)); reg &= ~SC(CTRL_CTXT_ENABLE_SMASK); sc->flags &= ~SCF_ENABLED; sc_wait_for_packet_egress(sc, 1); write_kctxt_csr(sc->dd, sc->hw_context, SC(CTRL), reg); - spin_unlock_irqrestore(&sc->alloc_lock, flags);
/* * Flush any waiters. Once the context is disabled, @@ -944,7 +947,7 @@ void sc_disable(struct send_context *sc) * proceed with the flush. */ udelay(1); - spin_lock_irqsave(&sc->release_lock, flags); + spin_lock(&sc->release_lock); if (sc->sr) { /* this context has a shadow ring */ while (sc->sr_tail != sc->sr_head) { pbuf = &sc->sr[sc->sr_tail].pbuf; @@ -955,7 +958,8 @@ void sc_disable(struct send_context *sc) sc->sr_tail = 0; } } - spin_unlock_irqrestore(&sc->release_lock, flags); + spin_unlock(&sc->release_lock); + spin_unlock_irq(&sc->alloc_lock); }
/* return SendEgressCtxtStatus.PacketOccupancy */ @@ -1178,11 +1182,39 @@ void pio_kernel_unfreeze(struct hfi1_devdata *dd) sc = dd->send_contexts[i].sc; if (!sc || !(sc->flags & SCF_FROZEN) || sc->type == SC_USER) continue; + if (sc->flags & SCF_LINK_DOWN) + continue;
sc_enable(sc); /* will clear the sc frozen flag */ } }
+/** + * pio_kernel_linkup() - Re-enable send contexts after linkup event + * @dd: valid devive data + * + * When the link goes down, the freeze path is taken. However, a link down + * event is different from a freeze because if the send context is re-enabled + * whowever is sending data will start sending data again, which will hang + * any QP that is sending data. + * + * The freeze path now looks at the type of event that occurs and takes this + * path for link down event. + */ +void pio_kernel_linkup(struct hfi1_devdata *dd) +{ + struct send_context *sc; + int i; + + for (i = 0; i < dd->num_send_contexts; i++) { + sc = dd->send_contexts[i].sc; + if (!sc || !(sc->flags & SCF_LINK_DOWN) || sc->type == SC_USER) + continue; + + sc_enable(sc); /* will clear the sc link down flag */ + } +} + /* * Wait for the SendPioInitCtxt.PioInitInProgress bit to clear. * Returns: @@ -1382,11 +1414,10 @@ void sc_stop(struct send_context *sc, int flag) { unsigned long flags;
- /* mark the context */ - sc->flags |= flag; - /* stop buffer allocations */ spin_lock_irqsave(&sc->alloc_lock, flags); + /* mark the context */ + sc->flags |= flag; sc->flags &= ~SCF_ENABLED; spin_unlock_irqrestore(&sc->alloc_lock, flags); wake_up(&sc->halt_wait); diff --git a/drivers/infiniband/hw/hfi1/pio.h b/drivers/infiniband/hw/hfi1/pio.h index 058b08f459ab..aaf372c3e5d6 100644 --- a/drivers/infiniband/hw/hfi1/pio.h +++ b/drivers/infiniband/hw/hfi1/pio.h @@ -139,6 +139,7 @@ struct send_context { #define SCF_IN_FREE 0x02 #define SCF_HALTED 0x04 #define SCF_FROZEN 0x08 +#define SCF_LINK_DOWN 0x10
struct send_context_info { struct send_context *sc; /* allocated working context */ @@ -306,6 +307,7 @@ void set_pio_integrity(struct send_context *sc); void pio_reset_all(struct hfi1_devdata *dd); void pio_freeze(struct hfi1_devdata *dd); void pio_kernel_unfreeze(struct hfi1_devdata *dd); +void pio_kernel_linkup(struct hfi1_devdata *dd);
/* global PIO send control operations */ #define PSC_GLOBAL_ENABLE 0 diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c index a3a7b33196d6..5c88706121c1 100644 --- a/drivers/infiniband/hw/hfi1/user_sdma.c +++ b/drivers/infiniband/hw/hfi1/user_sdma.c @@ -828,7 +828,7 @@ static int user_sdma_send_pkts(struct user_sdma_request *req, unsigned maxpkts) if (READ_ONCE(iovec->offset) == iovec->iov.iov_len) { if (++req->iov_idx == req->data_iovs) { ret = -EFAULT; - goto free_txreq; + goto free_tx; } iovec = &req->iovs[req->iov_idx]; WARN_ON(iovec->offset); diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index 08991874c0e2..a1040a142aac 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -1590,6 +1590,7 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) struct hfi1_pportdata *ppd; struct hfi1_devdata *dd; u8 sc5; + u8 sl;
if (hfi1_check_mcast(rdma_ah_get_dlid(ah_attr)) && !(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) @@ -1598,8 +1599,13 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) /* test the mapping for validity */ ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr)); ppd = ppd_from_ibp(ibp); - sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)]; dd = dd_from_ppd(ppd); + + sl = rdma_ah_get_sl(ah_attr); + if (sl >= ARRAY_SIZE(ibp->sl_to_sc)) + return -EINVAL; + + sc5 = ibp->sl_to_sc[sl]; if (sc_to_vlt(dd, sc5) > num_vls && sc_to_vlt(dd, sc5) != 0xf) return -EINVAL; return 0; diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c index 68679ad4c6da..937899fea01d 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c +++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c @@ -1409,6 +1409,7 @@ static void i40iw_set_hugetlb_values(u64 addr, struct i40iw_mr *iwmr) struct vm_area_struct *vma; struct hstate *h;
+ down_read(¤t->mm->mmap_sem); vma = find_vma(current->mm, addr); if (vma && is_vm_hugetlb_page(vma)) { h = hstate_vma(vma); @@ -1417,6 +1418,7 @@ static void i40iw_set_hugetlb_values(u64 addr, struct i40iw_mr *iwmr) iwmr->page_msk = huge_page_mask(h); } } + up_read(¤t->mm->mmap_sem); }
/** diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 3b8045fd23ed..b94e33a56e97 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -4047,9 +4047,9 @@ static void to_rdma_ah_attr(struct mlx4_ib_dev *ibdev, u8 port_num = path->sched_queue & 0x40 ? 2 : 1;
memset(ah_attr, 0, sizeof(*ah_attr)); - ah_attr->type = rdma_ah_find_type(&ibdev->ib_dev, port_num); if (port_num == 0 || port_num > dev->caps.num_ports) return; + ah_attr->type = rdma_ah_find_type(&ibdev->ib_dev, port_num);
if (ah_attr->type == RDMA_AH_ATTR_TYPE_ROCE) rdma_ah_set_sl(ah_attr, ((path->sched_queue >> 3) & 0x7) | diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index cbeae4509359..85677afa6f77 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2699,7 +2699,7 @@ static int parse_flow_attr(struct mlx5_core_dev *mdev, u32 *match_c, IPPROTO_GRE);
MLX5_SET(fte_match_set_misc, misc_params_c, gre_protocol, - 0xffff); + ntohs(ib_spec->gre.mask.protocol)); MLX5_SET(fte_match_set_misc, misc_params_v, gre_protocol, ntohs(ib_spec->gre.val.protocol));
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 9786b24b956f..2b8cc76bb77e 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -2954,7 +2954,7 @@ static int srp_reset_device(struct scsi_cmnd *scmnd) { struct srp_target_port *target = host_to_target(scmnd->device->host); struct srp_rdma_ch *ch; - int i; + int i, j; u8 status;
shost_printk(KERN_ERR, target->scsi_host, "SRP reset_device called\n"); @@ -2968,8 +2968,8 @@ static int srp_reset_device(struct scsi_cmnd *scmnd)
for (i = 0; i < target->ch_count; i++) { ch = &target->ch[i]; - for (i = 0; i < target->req_ring_size; ++i) { - struct srp_request *req = &ch->req_ring[i]; + for (j = 0; j < target->req_ring_size; ++j) { + struct srp_request *req = &ch->req_ring[j];
srp_finish_req(ch, req, scmnd->device, DID_RESET << 16); } diff --git a/drivers/input/misc/xen-kbdfront.c b/drivers/input/misc/xen-kbdfront.c index d91f3b1c5375..92d739649022 100644 --- a/drivers/input/misc/xen-kbdfront.c +++ b/drivers/input/misc/xen-kbdfront.c @@ -229,7 +229,7 @@ static int xenkbd_probe(struct xenbus_device *dev, } }
- touch = xenbus_read_unsigned(dev->nodename, + touch = xenbus_read_unsigned(dev->otherend, XENKBD_FIELD_FEAT_MTOUCH, 0); if (touch) { ret = xenbus_write(XBT_NIL, dev->nodename, @@ -304,13 +304,13 @@ static int xenkbd_probe(struct xenbus_device *dev, if (!mtouch) goto error_nomem;
- num_cont = xenbus_read_unsigned(info->xbdev->nodename, + num_cont = xenbus_read_unsigned(info->xbdev->otherend, XENKBD_FIELD_MT_NUM_CONTACTS, 1); - width = xenbus_read_unsigned(info->xbdev->nodename, + width = xenbus_read_unsigned(info->xbdev->otherend, XENKBD_FIELD_MT_WIDTH, XENFB_WIDTH); - height = xenbus_read_unsigned(info->xbdev->nodename, + height = xenbus_read_unsigned(info->xbdev->otherend, XENKBD_FIELD_MT_HEIGHT, XENFB_HEIGHT);
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index dd85b16dc6f8..88564f729e93 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -1178,6 +1178,8 @@ static const struct dmi_system_id elantech_dmi_has_middle_button[] = { static const char * const middle_button_pnp_ids[] = { "LEN2131", /* ThinkPad P52 w/ NFC */ "LEN2132", /* ThinkPad P52 */ + "LEN2133", /* ThinkPad P72 w/ NFC */ + "LEN2134", /* ThinkPad P72 */ NULL };
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 596b95c50051..d77c97fe4a23 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2405,9 +2405,9 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, }
if (amd_iommu_unmap_flush) { - dma_ops_free_iova(dma_dom, dma_addr, pages); domain_flush_tlb(&dma_dom->domain); domain_flush_complete(&dma_dom->domain); + dma_ops_free_iova(dma_dom, dma_addr, pages); } else { pages = __roundup_pow_of_two(pages); queue_iova(&dma_dom->iovad, dma_addr >> PAGE_SHIFT, pages, 0); diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c index 0d3350463a3f..9a95c9b9d0d8 100644 --- a/drivers/iommu/msm_iommu.c +++ b/drivers/iommu/msm_iommu.c @@ -395,20 +395,15 @@ static int msm_iommu_add_device(struct device *dev) struct msm_iommu_dev *iommu; struct iommu_group *group; unsigned long flags; - int ret = 0;
spin_lock_irqsave(&msm_iommu_lock, flags); - iommu = find_iommu_for_dev(dev); + spin_unlock_irqrestore(&msm_iommu_lock, flags); + if (iommu) iommu_device_link(&iommu->iommu, dev); else - ret = -ENODEV; - - spin_unlock_irqrestore(&msm_iommu_lock, flags); - - if (ret) - return ret; + return -ENODEV;
group = iommu_group_get_for_dev(dev); if (IS_ERR(group)) @@ -425,13 +420,12 @@ static void msm_iommu_remove_device(struct device *dev) unsigned long flags;
spin_lock_irqsave(&msm_iommu_lock, flags); - iommu = find_iommu_for_dev(dev); + spin_unlock_irqrestore(&msm_iommu_lock, flags); + if (iommu) iommu_device_unlink(&iommu->iommu, dev);
- spin_unlock_irqrestore(&msm_iommu_lock, flags); - iommu_group_remove_device(dev); }
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c index 021cbf9ef1bf..1ac945f7a3c2 100644 --- a/drivers/md/md-cluster.c +++ b/drivers/md/md-cluster.c @@ -304,15 +304,6 @@ static void recover_bitmaps(struct md_thread *thread) while (cinfo->recovery_map) { slot = fls64((u64)cinfo->recovery_map) - 1;
- /* Clear suspend_area associated with the bitmap */ - spin_lock_irq(&cinfo->suspend_lock); - list_for_each_entry_safe(s, tmp, &cinfo->suspend_list, list) - if (slot == s->slot) { - list_del(&s->list); - kfree(s); - } - spin_unlock_irq(&cinfo->suspend_lock); - snprintf(str, 64, "bitmap%04d", slot); bm_lockres = lockres_init(mddev, str, NULL, 1); if (!bm_lockres) { @@ -331,6 +322,16 @@ static void recover_bitmaps(struct md_thread *thread) pr_err("md-cluster: Could not copy data from bitmap %d\n", slot); goto clear_bit; } + + /* Clear suspend_area associated with the bitmap */ + spin_lock_irq(&cinfo->suspend_lock); + list_for_each_entry_safe(s, tmp, &cinfo->suspend_list, list) + if (slot == s->slot) { + list_del(&s->list); + kfree(s); + } + spin_unlock_irq(&cinfo->suspend_lock); + if (hi > 0) { if (lo < mddev->recovery_cp) mddev->recovery_cp = lo; diff --git a/drivers/media/i2c/ov772x.c b/drivers/media/i2c/ov772x.c index e2550708abc8..3fdbe644648a 100644 --- a/drivers/media/i2c/ov772x.c +++ b/drivers/media/i2c/ov772x.c @@ -542,9 +542,19 @@ static struct ov772x_priv *to_ov772x(struct v4l2_subdev *sd) return container_of(sd, struct ov772x_priv, subdev); }
-static inline int ov772x_read(struct i2c_client *client, u8 addr) +static int ov772x_read(struct i2c_client *client, u8 addr) { - return i2c_smbus_read_byte_data(client, addr); + int ret; + u8 val; + + ret = i2c_master_send(client, &addr, 1); + if (ret < 0) + return ret; + ret = i2c_master_recv(client, &val, 1); + if (ret < 0) + return ret; + + return val; }
static inline int ov772x_write(struct i2c_client *client, u8 addr, u8 value) @@ -1136,7 +1146,7 @@ static int ov772x_set_fmt(struct v4l2_subdev *sd, static int ov772x_video_probe(struct ov772x_priv *priv) { struct i2c_client *client = v4l2_get_subdevdata(&priv->subdev); - u8 pid, ver; + int pid, ver, midh, midl; const char *devname; int ret;
@@ -1146,7 +1156,11 @@ static int ov772x_video_probe(struct ov772x_priv *priv)
/* Check and show product ID and manufacturer ID. */ pid = ov772x_read(client, PID); + if (pid < 0) + return pid; ver = ov772x_read(client, VER); + if (ver < 0) + return ver;
switch (VERSION(pid, ver)) { case OV7720: @@ -1162,13 +1176,17 @@ static int ov772x_video_probe(struct ov772x_priv *priv) goto done; }
+ midh = ov772x_read(client, MIDH); + if (midh < 0) + return midh; + midl = ov772x_read(client, MIDL); + if (midl < 0) + return midl; + dev_info(&client->dev, "%s Product ID %0x:%0x Manufacturer ID %x:%x\n", - devname, - pid, - ver, - ov772x_read(client, MIDH), - ov772x_read(client, MIDL)); + devname, pid, ver, midh, midl); + ret = v4l2_ctrl_handler_setup(&priv->hdl);
done: @@ -1255,13 +1273,11 @@ static int ov772x_probe(struct i2c_client *client, return -EINVAL; }
- if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA | - I2C_FUNC_PROTOCOL_MANGLING)) { + if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { dev_err(&adapter->dev, - "I2C-Adapter doesn't support SMBUS_BYTE_DATA or PROTOCOL_MANGLING\n"); + "I2C-Adapter doesn't support SMBUS_BYTE_DATA\n"); return -EIO; } - client->flags |= I2C_CLIENT_SCCB;
priv = devm_kzalloc(&client->dev, sizeof(*priv), GFP_KERNEL); if (!priv) diff --git a/drivers/media/i2c/soc_camera/ov772x.c b/drivers/media/i2c/soc_camera/ov772x.c index 806383500313..14377af7c888 100644 --- a/drivers/media/i2c/soc_camera/ov772x.c +++ b/drivers/media/i2c/soc_camera/ov772x.c @@ -834,7 +834,7 @@ static int ov772x_set_params(struct ov772x_priv *priv, * set COM8 */ if (priv->band_filter) { - ret = ov772x_mask_set(client, COM8, BNDF_ON_OFF, 1); + ret = ov772x_mask_set(client, COM8, BNDF_ON_OFF, BNDF_ON_OFF); if (!ret) ret = ov772x_mask_set(client, BDBASE, 0xff, 256 - priv->band_filter); diff --git a/drivers/media/platform/exynos4-is/fimc-isp-video.c b/drivers/media/platform/exynos4-is/fimc-isp-video.c index 55ba696b8cf4..a920164f53f1 100644 --- a/drivers/media/platform/exynos4-is/fimc-isp-video.c +++ b/drivers/media/platform/exynos4-is/fimc-isp-video.c @@ -384,12 +384,17 @@ static void __isp_video_try_fmt(struct fimc_isp *isp, struct v4l2_pix_format_mplane *pixm, const struct fimc_fmt **fmt) { - *fmt = fimc_isp_find_format(&pixm->pixelformat, NULL, 2); + const struct fimc_fmt *__fmt; + + __fmt = fimc_isp_find_format(&pixm->pixelformat, NULL, 2); + + if (fmt) + *fmt = __fmt;
pixm->colorspace = V4L2_COLORSPACE_SRGB; pixm->field = V4L2_FIELD_NONE; - pixm->num_planes = (*fmt)->memplanes; - pixm->pixelformat = (*fmt)->fourcc; + pixm->num_planes = __fmt->memplanes; + pixm->pixelformat = __fmt->fourcc; /* * TODO: double check with the docmentation these width/height * constraints are correct. diff --git a/drivers/media/platform/fsl-viu.c b/drivers/media/platform/fsl-viu.c index e41510ce69a4..0273302aa741 100644 --- a/drivers/media/platform/fsl-viu.c +++ b/drivers/media/platform/fsl-viu.c @@ -1414,7 +1414,7 @@ static int viu_of_probe(struct platform_device *op) sizeof(struct viu_reg), DRV_NAME)) { dev_err(&op->dev, "Error while requesting mem region\n"); ret = -EBUSY; - goto err; + goto err_irq; }
/* remap registers */ @@ -1422,7 +1422,7 @@ static int viu_of_probe(struct platform_device *op) if (!viu_regs) { dev_err(&op->dev, "Can't map register set\n"); ret = -ENOMEM; - goto err; + goto err_irq; }
/* Prepare our private structure */ @@ -1430,7 +1430,7 @@ static int viu_of_probe(struct platform_device *op) if (!viu_dev) { dev_err(&op->dev, "Can't allocate private structure\n"); ret = -ENOMEM; - goto err; + goto err_irq; }
viu_dev->vr = viu_regs; @@ -1446,16 +1446,21 @@ static int viu_of_probe(struct platform_device *op) ret = v4l2_device_register(viu_dev->dev, &viu_dev->v4l2_dev); if (ret < 0) { dev_err(&op->dev, "v4l2_device_register() failed: %d\n", ret); - goto err; + goto err_irq; }
ad = i2c_get_adapter(0); + if (!ad) { + ret = -EFAULT; + dev_err(&op->dev, "couldn't get i2c adapter\n"); + goto err_v4l2; + }
v4l2_ctrl_handler_init(&viu_dev->hdl, 5); if (viu_dev->hdl.error) { ret = viu_dev->hdl.error; dev_err(&op->dev, "couldn't register control\n"); - goto err_vdev; + goto err_i2c; } /* This control handler will inherit the control(s) from the sub-device(s). */ @@ -1471,7 +1476,7 @@ static int viu_of_probe(struct platform_device *op) vdev = video_device_alloc(); if (vdev == NULL) { ret = -ENOMEM; - goto err_vdev; + goto err_hdl; }
*vdev = viu_template; @@ -1492,7 +1497,7 @@ static int viu_of_probe(struct platform_device *op) ret = video_register_device(viu_dev->vdev, VFL_TYPE_GRABBER, -1); if (ret < 0) { video_device_release(viu_dev->vdev); - goto err_vdev; + goto err_unlock; }
/* enable VIU clock */ @@ -1500,12 +1505,12 @@ static int viu_of_probe(struct platform_device *op) if (IS_ERR(clk)) { dev_err(&op->dev, "failed to lookup the clock!\n"); ret = PTR_ERR(clk); - goto err_clk; + goto err_vdev; } ret = clk_prepare_enable(clk); if (ret) { dev_err(&op->dev, "failed to enable the clock!\n"); - goto err_clk; + goto err_vdev; } viu_dev->clk = clk;
@@ -1516,7 +1521,7 @@ static int viu_of_probe(struct platform_device *op) if (request_irq(viu_dev->irq, viu_intr, 0, "viu", (void *)viu_dev)) { dev_err(&op->dev, "Request VIU IRQ failed.\n"); ret = -ENODEV; - goto err_irq; + goto err_clk; }
mutex_unlock(&viu_dev->lock); @@ -1524,16 +1529,19 @@ static int viu_of_probe(struct platform_device *op) dev_info(&op->dev, "Freescale VIU Video Capture Board\n"); return ret;
-err_irq: - clk_disable_unprepare(viu_dev->clk); err_clk: - video_unregister_device(viu_dev->vdev); + clk_disable_unprepare(viu_dev->clk); err_vdev: - v4l2_ctrl_handler_free(&viu_dev->hdl); + video_unregister_device(viu_dev->vdev); +err_unlock: mutex_unlock(&viu_dev->lock); +err_hdl: + v4l2_ctrl_handler_free(&viu_dev->hdl); +err_i2c: i2c_put_adapter(ad); +err_v4l2: v4l2_device_unregister(&viu_dev->v4l2_dev); -err: +err_irq: irq_dispose_mapping(viu_irq); return ret; } diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index f22cf351e3ee..ae0ef8b241a7 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -300,7 +300,7 @@ static struct clk *isp_xclk_src_get(struct of_phandle_args *clkspec, void *data) static int isp_xclk_init(struct isp_device *isp) { struct device_node *np = isp->dev->of_node; - struct clk_init_data init; + struct clk_init_data init = { 0 }; unsigned int i;
for (i = 0; i < ARRAY_SIZE(isp->xclks); ++i) diff --git a/drivers/media/platform/s3c-camif/camif-capture.c b/drivers/media/platform/s3c-camif/camif-capture.c index 9ab8e7ee2e1e..b1d9f3857d3d 100644 --- a/drivers/media/platform/s3c-camif/camif-capture.c +++ b/drivers/media/platform/s3c-camif/camif-capture.c @@ -117,6 +117,8 @@ static int sensor_set_power(struct camif_dev *camif, int on)
if (camif->sensor.power_count == !on) err = v4l2_subdev_call(sensor->sd, core, s_power, on); + if (err == -ENOIOCTLCMD) + err = 0; if (!err) sensor->power_count += on ? 1 : -1;
diff --git a/drivers/media/usb/tm6000/tm6000-dvb.c b/drivers/media/usb/tm6000/tm6000-dvb.c index c811fc6cf48a..3a4e545c6037 100644 --- a/drivers/media/usb/tm6000/tm6000-dvb.c +++ b/drivers/media/usb/tm6000/tm6000-dvb.c @@ -266,6 +266,11 @@ static int register_dvb(struct tm6000_core *dev)
ret = dvb_register_adapter(&dvb->adapter, "Trident TVMaster 6000 DVB-T", THIS_MODULE, &dev->udev->dev, adapter_nr); + if (ret < 0) { + pr_err("tm6000: couldn't register the adapter!\n"); + goto err; + } + dvb->adapter.priv = dev;
if (dvb->frontend) { diff --git a/drivers/media/v4l2-core/v4l2-event.c b/drivers/media/v4l2-core/v4l2-event.c index 127fe6eb91d9..a3ef1f50a4b3 100644 --- a/drivers/media/v4l2-core/v4l2-event.c +++ b/drivers/media/v4l2-core/v4l2-event.c @@ -115,14 +115,6 @@ static void __v4l2_event_queue_fh(struct v4l2_fh *fh, const struct v4l2_event *e if (sev == NULL) return;
- /* - * If the event has been added to the fh->subscribed list, but its - * add op has not completed yet elems will be 0, treat this as - * not being subscribed. - */ - if (!sev->elems) - return; - /* Increase event sequence number on fh. */ fh->sequence++;
@@ -208,6 +200,7 @@ int v4l2_event_subscribe(struct v4l2_fh *fh, struct v4l2_subscribed_event *sev, *found_ev; unsigned long flags; unsigned i; + int ret = 0;
if (sub->type == V4L2_EVENT_ALL) return -EINVAL; @@ -225,31 +218,36 @@ int v4l2_event_subscribe(struct v4l2_fh *fh, sev->flags = sub->flags; sev->fh = fh; sev->ops = ops; + sev->elems = elems; + + mutex_lock(&fh->subscribe_lock);
spin_lock_irqsave(&fh->vdev->fh_lock, flags); found_ev = v4l2_event_subscribed(fh, sub->type, sub->id); - if (!found_ev) - list_add(&sev->list, &fh->subscribed); spin_unlock_irqrestore(&fh->vdev->fh_lock, flags);
if (found_ev) { + /* Already listening */ kvfree(sev); - return 0; /* Already listening */ + goto out_unlock; }
if (sev->ops && sev->ops->add) { - int ret = sev->ops->add(sev, elems); + ret = sev->ops->add(sev, elems); if (ret) { - sev->ops = NULL; - v4l2_event_unsubscribe(fh, sub); - return ret; + kvfree(sev); + goto out_unlock; } }
- /* Mark as ready for use */ - sev->elems = elems; + spin_lock_irqsave(&fh->vdev->fh_lock, flags); + list_add(&sev->list, &fh->subscribed); + spin_unlock_irqrestore(&fh->vdev->fh_lock, flags);
- return 0; +out_unlock: + mutex_unlock(&fh->subscribe_lock); + + return ret; } EXPORT_SYMBOL_GPL(v4l2_event_subscribe);
@@ -288,6 +286,8 @@ int v4l2_event_unsubscribe(struct v4l2_fh *fh, return 0; }
+ mutex_lock(&fh->subscribe_lock); + spin_lock_irqsave(&fh->vdev->fh_lock, flags);
sev = v4l2_event_subscribed(fh, sub->type, sub->id); @@ -305,6 +305,8 @@ int v4l2_event_unsubscribe(struct v4l2_fh *fh, if (sev && sev->ops && sev->ops->del) sev->ops->del(sev);
+ mutex_unlock(&fh->subscribe_lock); + kvfree(sev);
return 0; diff --git a/drivers/media/v4l2-core/v4l2-fh.c b/drivers/media/v4l2-core/v4l2-fh.c index 3895999bf880..c91a7bd3ecfc 100644 --- a/drivers/media/v4l2-core/v4l2-fh.c +++ b/drivers/media/v4l2-core/v4l2-fh.c @@ -45,6 +45,7 @@ void v4l2_fh_init(struct v4l2_fh *fh, struct video_device *vdev) INIT_LIST_HEAD(&fh->available); INIT_LIST_HEAD(&fh->subscribed); fh->sequence = -1; + mutex_init(&fh->subscribe_lock); } EXPORT_SYMBOL_GPL(v4l2_fh_init);
@@ -90,6 +91,7 @@ void v4l2_fh_exit(struct v4l2_fh *fh) return; v4l_disable_media_source(fh->vdev); v4l2_event_unsubscribe_all(fh); + mutex_destroy(&fh->subscribe_lock); fh->vdev = NULL; } EXPORT_SYMBOL_GPL(v4l2_fh_exit); diff --git a/drivers/misc/ibmvmc.c b/drivers/misc/ibmvmc.c index 50d82c3d032a..b8aaa684c397 100644 --- a/drivers/misc/ibmvmc.c +++ b/drivers/misc/ibmvmc.c @@ -273,7 +273,7 @@ static void *alloc_dma_buffer(struct vio_dev *vdev, size_t size, dma_addr_t *dma_handle) { /* allocate memory */ - void *buffer = kzalloc(size, GFP_KERNEL); + void *buffer = kzalloc(size, GFP_ATOMIC);
if (!buffer) { *dma_handle = 0; diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c index 679647713e36..74b183baf044 100644 --- a/drivers/misc/sram.c +++ b/drivers/misc/sram.c @@ -391,23 +391,23 @@ static int sram_probe(struct platform_device *pdev) if (IS_ERR(sram->pool)) return PTR_ERR(sram->pool);
- ret = sram_reserve_regions(sram, res); - if (ret) - return ret; - sram->clk = devm_clk_get(sram->dev, NULL); if (IS_ERR(sram->clk)) sram->clk = NULL; else clk_prepare_enable(sram->clk);
+ ret = sram_reserve_regions(sram, res); + if (ret) + goto err_disable_clk; + platform_set_drvdata(pdev, sram);
init_func = of_device_get_match_data(&pdev->dev); if (init_func) { ret = init_func(); if (ret) - goto err_disable_clk; + goto err_free_partitions; }
dev_dbg(sram->dev, "SRAM pool: %zu KiB @ 0x%p\n", @@ -415,10 +415,11 @@ static int sram_probe(struct platform_device *pdev)
return 0;
+err_free_partitions: + sram_free_partitions(sram); err_disable_clk: if (sram->clk) clk_disable_unprepare(sram->clk); - sram_free_partitions(sram);
return ret; } diff --git a/drivers/misc/tsl2550.c b/drivers/misc/tsl2550.c index adf46072cb37..3fce3b6a3624 100644 --- a/drivers/misc/tsl2550.c +++ b/drivers/misc/tsl2550.c @@ -177,7 +177,7 @@ static int tsl2550_calculate_lux(u8 ch0, u8 ch1) } else lux = 0; else - return -EAGAIN; + return 0;
/* LUX range check */ return lux > TSL2550_MAX_LUX ? TSL2550_MAX_LUX : lux; diff --git a/drivers/misc/vmw_vmci/vmci_queue_pair.c b/drivers/misc/vmw_vmci/vmci_queue_pair.c index b4d7774cfe07..d95e8648e7b3 100644 --- a/drivers/misc/vmw_vmci/vmci_queue_pair.c +++ b/drivers/misc/vmw_vmci/vmci_queue_pair.c @@ -668,7 +668,7 @@ static int qp_host_get_user_memory(u64 produce_uva, retval = get_user_pages_fast((uintptr_t) produce_uva, produce_q->kernel_if->num_pages, 1, produce_q->kernel_if->u.h.header_page); - if (retval < produce_q->kernel_if->num_pages) { + if (retval < (int)produce_q->kernel_if->num_pages) { pr_debug("get_user_pages_fast(produce) failed (retval=%d)", retval); qp_release_pages(produce_q->kernel_if->u.h.header_page, @@ -680,7 +680,7 @@ static int qp_host_get_user_memory(u64 produce_uva, retval = get_user_pages_fast((uintptr_t) consume_uva, consume_q->kernel_if->num_pages, 1, consume_q->kernel_if->u.h.header_page); - if (retval < consume_q->kernel_if->num_pages) { + if (retval < (int)consume_q->kernel_if->num_pages) { pr_debug("get_user_pages_fast(consume) failed (retval=%d)", retval); qp_release_pages(consume_q->kernel_if->u.h.header_page, diff --git a/drivers/mmc/host/android-goldfish.c b/drivers/mmc/host/android-goldfish.c index 294de177632c..61e4e2a213c9 100644 --- a/drivers/mmc/host/android-goldfish.c +++ b/drivers/mmc/host/android-goldfish.c @@ -217,7 +217,7 @@ static void goldfish_mmc_xfer_done(struct goldfish_mmc_host *host, * We don't really have DMA, so we need * to copy from our platform driver buffer */ - sg_copy_to_buffer(data->sg, 1, host->virt_base, + sg_copy_from_buffer(data->sg, 1, host->virt_base, data->sg->length); } host->data->bytes_xfered += data->sg->length; @@ -393,7 +393,7 @@ static void goldfish_mmc_prepare_data(struct goldfish_mmc_host *host, * We don't really have DMA, so we need to copy to our * platform driver buffer */ - sg_copy_from_buffer(data->sg, 1, host->virt_base, + sg_copy_to_buffer(data->sg, 1, host->virt_base, data->sg->length); } } diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index 5aa2c9404e92..be53044086c7 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -1976,7 +1976,7 @@ static void atmci_read_data_pio(struct atmel_mci *host) do { value = atmci_readl(host, ATMCI_RDR); if (likely(offset + 4 <= sg->length)) { - sg_pcopy_to_buffer(sg, 1, &value, sizeof(u32), offset); + sg_pcopy_from_buffer(sg, 1, &value, sizeof(u32), offset);
offset += 4; nbytes += 4; @@ -1993,7 +1993,7 @@ static void atmci_read_data_pio(struct atmel_mci *host) } else { unsigned int remaining = sg->length - offset;
- sg_pcopy_to_buffer(sg, 1, &value, remaining, offset); + sg_pcopy_from_buffer(sg, 1, &value, remaining, offset); nbytes += remaining;
flush_dcache_page(sg_page(sg)); @@ -2003,7 +2003,7 @@ static void atmci_read_data_pio(struct atmel_mci *host) goto done;
offset = 4 - remaining; - sg_pcopy_to_buffer(sg, 1, (u8 *)&value + remaining, + sg_pcopy_from_buffer(sg, 1, (u8 *)&value + remaining, offset, 0); nbytes += offset; } @@ -2042,7 +2042,7 @@ static void atmci_write_data_pio(struct atmel_mci *host)
do { if (likely(offset + 4 <= sg->length)) { - sg_pcopy_from_buffer(sg, 1, &value, sizeof(u32), offset); + sg_pcopy_to_buffer(sg, 1, &value, sizeof(u32), offset); atmci_writel(host, ATMCI_TDR, value);
offset += 4; @@ -2059,7 +2059,7 @@ static void atmci_write_data_pio(struct atmel_mci *host) unsigned int remaining = sg->length - offset;
value = 0; - sg_pcopy_from_buffer(sg, 1, &value, remaining, offset); + sg_pcopy_to_buffer(sg, 1, &value, remaining, offset); nbytes += remaining;
host->sg = sg = sg_next(sg); @@ -2070,7 +2070,7 @@ static void atmci_write_data_pio(struct atmel_mci *host) }
offset = 4 - remaining; - sg_pcopy_from_buffer(sg, 1, (u8 *)&value + remaining, + sg_pcopy_to_buffer(sg, 1, (u8 *)&value + remaining, offset, 0); atmci_writel(host, ATMCI_TDR, value); nbytes += offset; diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c index 12f6753d47ae..e686fe73159e 100644 --- a/drivers/mtd/nand/raw/atmel/nand-controller.c +++ b/drivers/mtd/nand/raw/atmel/nand-controller.c @@ -129,6 +129,11 @@ #define DEFAULT_TIMEOUT_MS 1000 #define MIN_DMA_LEN 128
+static bool atmel_nand_avoid_dma __read_mostly; + +MODULE_PARM_DESC(avoiddma, "Avoid using DMA"); +module_param_named(avoiddma, atmel_nand_avoid_dma, bool, 0400); + enum atmel_nand_rb_type { ATMEL_NAND_NO_RB, ATMEL_NAND_NATIVE_RB, @@ -1977,7 +1982,7 @@ static int atmel_nand_controller_init(struct atmel_nand_controller *nc, return ret; }
- if (nc->caps->has_dma) { + if (nc->caps->has_dma && !atmel_nand_avoid_dma) { dma_cap_mask_t mask;
dma_cap_zero(mask); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index a8926e97935e..c5d387be6cfe 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -5705,7 +5705,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (t4_read_reg(adapter, LE_DB_CONFIG_A) & HASHEN_F) { u32 hash_base, hash_reg;
- if (chip <= CHELSIO_T5) { + if (chip_ver <= CHELSIO_T5) { hash_reg = LE_DB_TID_HASHBASE_A; hash_base = t4_read_reg(adapter, hash_reg); adapter->tids.hash_base = hash_base / 4; diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index fa5b30f547f6..cad52bd331f7 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -220,10 +220,10 @@ struct hnae_desc_cb {
/* priv data for the desc, e.g. skb when use with ip stack*/ void *priv; - u16 page_offset; - u16 reuse_flag; + u32 page_offset; + u32 length; /* length of the buffer */
- u16 length; /* length of the buffer */ + u16 reuse_flag;
/* desc type, used by the ring user to mark the type of the priv data */ u16 type; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index ef9ef703d13a..ef994a715f93 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -530,7 +530,7 @@ static void hns_nic_reuse_page(struct sk_buff *skb, int i, }
skb_add_rx_frag(skb, i, desc_cb->priv, desc_cb->page_offset + pull_len, - size - pull_len, truesize - pull_len); + size - pull_len, truesize);
/* avoid re-using remote pages,flag default unreuse */ if (unlikely(page_to_nid(desc_cb->priv) != numa_node_id())) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h index 3b083d5ae9ce..c84c09053640 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h @@ -290,11 +290,11 @@ struct hns3_desc_cb {
/* priv data for the desc, e.g. skb when use with ip stack*/ void *priv; - u16 page_offset; - u16 reuse_flag; - + u32 page_offset; u32 length; /* length of the buffer */
+ u16 reuse_flag; + /* desc type, used by the ring user to mark the type of the priv data */ u16 type; }; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 40c0425b4023..11620e003a8e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -201,7 +201,9 @@ static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget) rx_group = &ring->tqp_vector->rx_group; pre_rx_pkt = rx_group->total_packets;
+ preempt_disable(); hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data); + preempt_enable();
rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt); rx_group->total_packets = pre_rx_pkt; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c index 262c125f8137..f027fceea548 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c @@ -1223,6 +1223,10 @@ static int hclge_mac_pause_setup_hw(struct hclge_dev *hdev) tx_en = true; rx_en = true; break; + case HCLGE_FC_PFC: + tx_en = false; + rx_en = false; + break; default: tx_en = true; rx_en = true; @@ -1240,8 +1244,9 @@ int hclge_pause_setup_hw(struct hclge_dev *hdev) if (ret) return ret;
- if (hdev->tm_info.fc_mode != HCLGE_FC_PFC) - return hclge_mac_pause_setup_hw(hdev); + ret = hclge_mac_pause_setup_hw(hdev); + if (ret) + return ret;
/* Only DCB-supported dev supports qset back pressure and pfc cmd */ if (!hnae3_dev_dcb_supported(hdev)) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index a17872aab168..12aa1f1b99ef 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -648,8 +648,17 @@ static int hclgevf_unmap_ring_from_vector( static int hclgevf_put_vector(struct hnae3_handle *handle, int vector) { struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); + int vector_id;
- hclgevf_free_vector(hdev, vector); + vector_id = hclgevf_get_vector_index(hdev, vector); + if (vector_id < 0) { + dev_err(&handle->pdev->dev, + "hclgevf_put_vector get vector index fail. ret =%d\n", + vector_id); + return vector_id; + } + + hclgevf_free_vector(hdev, vector_id);
return 0; } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c index b598c06af8e0..cd246f906150 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c @@ -208,7 +208,8 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev)
/* tail the async message in arq */ msg_q = hdev->arq.msg_q[hdev->arq.tail]; - memcpy(&msg_q[0], req->msg, HCLGE_MBX_MAX_ARQ_MSG_SIZE); + memcpy(&msg_q[0], req->msg, + HCLGE_MBX_MAX_ARQ_MSG_SIZE * sizeof(u16)); hclge_mbx_tail_ptr_move_arq(hdev->arq); hdev->arq.count++;
diff --git a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c index bdb3f8e65ed4..2569a168334c 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c +++ b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c @@ -624,14 +624,14 @@ static int e1000_set_ringparam(struct net_device *netdev, adapter->tx_ring = tx_old; e1000_free_all_rx_resources(adapter); e1000_free_all_tx_resources(adapter); - kfree(tx_old); - kfree(rx_old); adapter->rx_ring = rxdr; adapter->tx_ring = txdr; err = e1000_up(adapter); if (err) goto err_setup; } + kfree(tx_old); + kfree(rx_old);
clear_bit(__E1000_RESETTING, &adapter->flags); return 0; @@ -644,7 +644,8 @@ static int e1000_set_ringparam(struct net_device *netdev, err_alloc_rx: kfree(txdr); err_alloc_tx: - e1000_up(adapter); + if (netif_running(adapter->netdev)) + e1000_up(adapter); err_setup: clear_bit(__E1000_RESETTING, &adapter->flags); return err; diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index 6947a2a571cb..5d670f4ce5ac 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -1903,7 +1903,7 @@ static void i40e_get_stat_strings(struct net_device *netdev, u8 *data) data += ETH_GSTRING_LEN; }
- WARN_ONCE(p - data != i40e_get_stats_count(netdev) * ETH_GSTRING_LEN, + WARN_ONCE(data - p != i40e_get_stats_count(netdev) * ETH_GSTRING_LEN, "stat strings count mismatch!"); }
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index c944bd10b03d..5f105bc68c6a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -5121,15 +5121,17 @@ static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, u8 enabled_tc, u8 *bw_share) { struct i40e_aqc_configure_vsi_tc_bw_data bw_data; + struct i40e_pf *pf = vsi->back; i40e_status ret; int i;
- if (vsi->back->flags & I40E_FLAG_TC_MQPRIO) + /* There is no need to reset BW when mqprio mode is on. */ + if (pf->flags & I40E_FLAG_TC_MQPRIO) return 0; - if (!vsi->mqprio_qopt.qopt.hw) { + if (!vsi->mqprio_qopt.qopt.hw && !(pf->flags & I40E_FLAG_DCB_ENABLED)) { ret = i40e_set_bw_limit(vsi, vsi->seid, 0); if (ret) - dev_info(&vsi->back->pdev->dev, + dev_info(&pf->pdev->dev, "Failed to reset tx rate for vsi->seid %u\n", vsi->seid); return ret; @@ -5138,12 +5140,11 @@ static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, u8 enabled_tc, for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) bw_data.tc_bw_credits[i] = bw_share[i];
- ret = i40e_aq_config_vsi_tc_bw(&vsi->back->hw, vsi->seid, &bw_data, - NULL); + ret = i40e_aq_config_vsi_tc_bw(&pf->hw, vsi->seid, &bw_data, NULL); if (ret) { - dev_info(&vsi->back->pdev->dev, + dev_info(&pf->pdev->dev, "AQ command Config VSI BW allocation per TC failed = %d\n", - vsi->back->hw.aq.asq_last_status); + pf->hw.aq.asq_last_status); return -EINVAL; }
diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index d8b5fff581e7..ed071ea75f20 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -89,6 +89,13 @@ extern const char ice_drv_ver[]; #define ice_for_each_rxq(vsi, i) \ for ((i) = 0; (i) < (vsi)->num_rxq; (i)++)
+/* Macros for each allocated tx/rx ring whether used or not in a VSI */ +#define ice_for_each_alloc_txq(vsi, i) \ + for ((i) = 0; (i) < (vsi)->alloc_txq; (i)++) + +#define ice_for_each_alloc_rxq(vsi, i) \ + for ((i) = 0; (i) < (vsi)->alloc_rxq; (i)++) + struct ice_tc_info { u16 qoffset; u16 qcount; diff --git a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h index 7541ec2270b3..a0614f472658 100644 --- a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h +++ b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h @@ -329,19 +329,19 @@ struct ice_aqc_vsi_props { /* VLAN section */ __le16 pvid; /* VLANS include priority bits */ u8 pvlan_reserved[2]; - u8 port_vlan_flags; -#define ICE_AQ_VSI_PVLAN_MODE_S 0 -#define ICE_AQ_VSI_PVLAN_MODE_M (0x3 << ICE_AQ_VSI_PVLAN_MODE_S) -#define ICE_AQ_VSI_PVLAN_MODE_UNTAGGED 0x1 -#define ICE_AQ_VSI_PVLAN_MODE_TAGGED 0x2 -#define ICE_AQ_VSI_PVLAN_MODE_ALL 0x3 + u8 vlan_flags; +#define ICE_AQ_VSI_VLAN_MODE_S 0 +#define ICE_AQ_VSI_VLAN_MODE_M (0x3 << ICE_AQ_VSI_VLAN_MODE_S) +#define ICE_AQ_VSI_VLAN_MODE_UNTAGGED 0x1 +#define ICE_AQ_VSI_VLAN_MODE_TAGGED 0x2 +#define ICE_AQ_VSI_VLAN_MODE_ALL 0x3 #define ICE_AQ_VSI_PVLAN_INSERT_PVID BIT(2) -#define ICE_AQ_VSI_PVLAN_EMOD_S 3 -#define ICE_AQ_VSI_PVLAN_EMOD_M (0x3 << ICE_AQ_VSI_PVLAN_EMOD_S) -#define ICE_AQ_VSI_PVLAN_EMOD_STR_BOTH (0x0 << ICE_AQ_VSI_PVLAN_EMOD_S) -#define ICE_AQ_VSI_PVLAN_EMOD_STR_UP (0x1 << ICE_AQ_VSI_PVLAN_EMOD_S) -#define ICE_AQ_VSI_PVLAN_EMOD_STR (0x2 << ICE_AQ_VSI_PVLAN_EMOD_S) -#define ICE_AQ_VSI_PVLAN_EMOD_NOTHING (0x3 << ICE_AQ_VSI_PVLAN_EMOD_S) +#define ICE_AQ_VSI_VLAN_EMOD_S 3 +#define ICE_AQ_VSI_VLAN_EMOD_M (0x3 << ICE_AQ_VSI_VLAN_EMOD_S) +#define ICE_AQ_VSI_VLAN_EMOD_STR_BOTH (0x0 << ICE_AQ_VSI_VLAN_EMOD_S) +#define ICE_AQ_VSI_VLAN_EMOD_STR_UP (0x1 << ICE_AQ_VSI_VLAN_EMOD_S) +#define ICE_AQ_VSI_VLAN_EMOD_STR (0x2 << ICE_AQ_VSI_VLAN_EMOD_S) +#define ICE_AQ_VSI_VLAN_EMOD_NOTHING (0x3 << ICE_AQ_VSI_VLAN_EMOD_S) u8 pvlan_reserved2[3]; /* ingress egress up sections */ __le32 ingress_table; /* bitmap, 3 bits per up */ @@ -594,6 +594,7 @@ struct ice_sw_rule_lg_act { #define ICE_LG_ACT_GENERIC_OFFSET_M (0x7 << ICE_LG_ACT_GENERIC_OFFSET_S) #define ICE_LG_ACT_GENERIC_PRIORITY_S 22 #define ICE_LG_ACT_GENERIC_PRIORITY_M (0x7 << ICE_LG_ACT_GENERIC_PRIORITY_S) +#define ICE_LG_ACT_GENERIC_OFF_RX_DESC_PROF_IDX 7
/* Action = 7 - Set Stat count */ #define ICE_LG_ACT_STAT_COUNT 0x7 diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index 71d032cc5fa7..ebd701ac9428 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -1483,7 +1483,7 @@ enum ice_status ice_get_link_status(struct ice_port_info *pi, bool *link_up) struct ice_phy_info *phy_info; enum ice_status status = 0;
- if (!pi) + if (!pi || !link_up) return ICE_ERR_PARAM;
phy_info = &pi->phy; @@ -1619,20 +1619,23 @@ __ice_aq_get_set_rss_lut(struct ice_hw *hw, u16 vsi_id, u8 lut_type, u8 *lut, }
/* LUT size is only valid for Global and PF table types */ - if (lut_size == ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128) { - flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128_FLAG << - ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) & - ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M; - } else if (lut_size == ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512) { + switch (lut_size) { + case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128: + break; + case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512: flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512_FLAG << ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) & ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M; - } else if ((lut_size == ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K) && - (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF)) { - flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K_FLAG << - ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) & - ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M; - } else { + break; + case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K: + if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) { + flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K_FLAG << + ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) & + ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M; + break; + } + /* fall-through */ + default: status = ICE_ERR_PARAM; goto ice_aq_get_set_rss_lut_exit; } diff --git a/drivers/net/ethernet/intel/ice/ice_controlq.c b/drivers/net/ethernet/intel/ice/ice_controlq.c index 7c511f144ed6..62be72fdc8f3 100644 --- a/drivers/net/ethernet/intel/ice/ice_controlq.c +++ b/drivers/net/ethernet/intel/ice/ice_controlq.c @@ -597,10 +597,14 @@ static enum ice_status ice_init_check_adminq(struct ice_hw *hw) return 0;
init_ctrlq_free_rq: - ice_shutdown_rq(hw, cq); - ice_shutdown_sq(hw, cq); - mutex_destroy(&cq->sq_lock); - mutex_destroy(&cq->rq_lock); + if (cq->rq.head) { + ice_shutdown_rq(hw, cq); + mutex_destroy(&cq->rq_lock); + } + if (cq->sq.head) { + ice_shutdown_sq(hw, cq); + mutex_destroy(&cq->sq_lock); + } return status; }
@@ -706,10 +710,14 @@ static void ice_shutdown_ctrlq(struct ice_hw *hw, enum ice_ctl_q q_type) return; }
- ice_shutdown_sq(hw, cq); - ice_shutdown_rq(hw, cq); - mutex_destroy(&cq->sq_lock); - mutex_destroy(&cq->rq_lock); + if (cq->sq.head) { + ice_shutdown_sq(hw, cq); + mutex_destroy(&cq->sq_lock); + } + if (cq->rq.head) { + ice_shutdown_rq(hw, cq); + mutex_destroy(&cq->rq_lock); + } }
/** @@ -1057,8 +1065,11 @@ ice_clean_rq_elem(struct ice_hw *hw, struct ice_ctl_q_info *cq,
clean_rq_elem_out: /* Set pending if needed, unlock and return */ - if (pending) + if (pending) { + /* re-read HW head to calculate actual pending messages */ + ntu = (u16)(rd32(hw, cq->rq.head) & cq->rq.head_mask); *pending = (u16)((ntc > ntu ? cq->rq.count : 0) + (ntu - ntc)); + } clean_rq_elem_err: mutex_unlock(&cq->rq_lock);
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index 1db304c01d10..c71a9b528d6d 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -26,7 +26,7 @@ static int ice_q_stats_len(struct net_device *netdev) { struct ice_netdev_priv *np = netdev_priv(netdev);
- return ((np->vsi->num_txq + np->vsi->num_rxq) * + return ((np->vsi->alloc_txq + np->vsi->alloc_rxq) * (sizeof(struct ice_q_stats) / sizeof(u64))); }
@@ -218,7 +218,7 @@ static void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data) p += ETH_GSTRING_LEN; }
- ice_for_each_txq(vsi, i) { + ice_for_each_alloc_txq(vsi, i) { snprintf(p, ETH_GSTRING_LEN, "tx-queue-%u.tx_packets", i); p += ETH_GSTRING_LEN; @@ -226,7 +226,7 @@ static void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data) p += ETH_GSTRING_LEN; }
- ice_for_each_rxq(vsi, i) { + ice_for_each_alloc_rxq(vsi, i) { snprintf(p, ETH_GSTRING_LEN, "rx-queue-%u.rx_packets", i); p += ETH_GSTRING_LEN; @@ -253,6 +253,24 @@ static int ice_get_sset_count(struct net_device *netdev, int sset) { switch (sset) { case ETH_SS_STATS: + /* The number (and order) of strings reported *must* remain + * constant for a given netdevice. This function must not + * report a different number based on run time parameters + * (such as the number of queues in use, or the setting of + * a private ethtool flag). This is due to the nature of the + * ethtool stats API. + * + * User space programs such as ethtool must make 3 separate + * ioctl requests, one for size, one for the strings, and + * finally one for the stats. Since these cross into + * user space, changes to the number or size could result in + * undefined memory access or incorrect string<->value + * correlations for statistics. + * + * Even if it appears to be safe, changes to the size or + * order of strings will suffer from race conditions and are + * not safe. + */ return ICE_ALL_STATS_LEN(netdev); default: return -EOPNOTSUPP; @@ -280,18 +298,26 @@ ice_get_ethtool_stats(struct net_device *netdev, /* populate per queue stats */ rcu_read_lock();
- ice_for_each_txq(vsi, j) { + ice_for_each_alloc_txq(vsi, j) { ring = READ_ONCE(vsi->tx_rings[j]); - if (!ring) - continue; - data[i++] = ring->stats.pkts; - data[i++] = ring->stats.bytes; + if (ring) { + data[i++] = ring->stats.pkts; + data[i++] = ring->stats.bytes; + } else { + data[i++] = 0; + data[i++] = 0; + } }
- ice_for_each_rxq(vsi, j) { + ice_for_each_alloc_rxq(vsi, j) { ring = READ_ONCE(vsi->rx_rings[j]); - data[i++] = ring->stats.pkts; - data[i++] = ring->stats.bytes; + if (ring) { + data[i++] = ring->stats.pkts; + data[i++] = ring->stats.bytes; + } else { + data[i++] = 0; + data[i++] = 0; + } }
rcu_read_unlock(); @@ -519,7 +545,7 @@ ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) goto done; }
- for (i = 0; i < vsi->num_txq; i++) { + for (i = 0; i < vsi->alloc_txq; i++) { /* clone ring and setup updated count */ tx_rings[i] = *vsi->tx_rings[i]; tx_rings[i].count = new_tx_cnt; @@ -551,7 +577,7 @@ ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) goto done; }
- for (i = 0; i < vsi->num_rxq; i++) { + for (i = 0; i < vsi->alloc_rxq; i++) { /* clone ring and setup updated count */ rx_rings[i] = *vsi->rx_rings[i]; rx_rings[i].count = new_rx_cnt; diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 5299caf55a7f..27c9aa31b248 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -916,6 +916,21 @@ static int __ice_clean_ctrlq(struct ice_pf *pf, enum ice_ctl_q q_type) return pending && (i == ICE_DFLT_IRQ_WORK); }
+/** + * ice_ctrlq_pending - check if there is a difference between ntc and ntu + * @hw: pointer to hardware info + * @cq: control queue information + * + * returns true if there are pending messages in a queue, false if there aren't + */ +static bool ice_ctrlq_pending(struct ice_hw *hw, struct ice_ctl_q_info *cq) +{ + u16 ntu; + + ntu = (u16)(rd32(hw, cq->rq.head) & cq->rq.head_mask); + return cq->rq.next_to_clean != ntu; +} + /** * ice_clean_adminq_subtask - clean the AdminQ rings * @pf: board private structure @@ -923,7 +938,6 @@ static int __ice_clean_ctrlq(struct ice_pf *pf, enum ice_ctl_q q_type) static void ice_clean_adminq_subtask(struct ice_pf *pf) { struct ice_hw *hw = &pf->hw; - u32 val;
if (!test_bit(__ICE_ADMINQ_EVENT_PENDING, pf->state)) return; @@ -933,9 +947,13 @@ static void ice_clean_adminq_subtask(struct ice_pf *pf)
clear_bit(__ICE_ADMINQ_EVENT_PENDING, pf->state);
- /* re-enable Admin queue interrupt causes */ - val = rd32(hw, PFINT_FW_CTL); - wr32(hw, PFINT_FW_CTL, (val | PFINT_FW_CTL_CAUSE_ENA_M)); + /* There might be a situation where new messages arrive to a control + * queue between processing the last message and clearing the + * EVENT_PENDING bit. So before exiting, check queue head again (using + * ice_ctrlq_pending) and process new messages if any. + */ + if (ice_ctrlq_pending(hw, &hw->adminq)) + __ice_clean_ctrlq(pf, ICE_CTL_Q_ADMIN);
ice_flush(hw); } @@ -1295,11 +1313,8 @@ static void ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt) qcount = numq_tc; }
- /* find higher power-of-2 of qcount */ - pow = ilog2(qcount); - - if (!is_power_of_2(qcount)) - pow++; + /* find the (rounded up) power-of-2 of qcount */ + pow = order_base_2(qcount);
for (i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { if (!(vsi->tc_cfg.ena_tc & BIT(i))) { @@ -1352,14 +1367,15 @@ static void ice_set_dflt_vsi_ctx(struct ice_vsi_ctx *ctxt) ctxt->info.sw_flags = ICE_AQ_VSI_SW_FLAG_SRC_PRUNE; /* Traffic from VSI can be sent to LAN */ ctxt->info.sw_flags2 = ICE_AQ_VSI_SW_FLAG_LAN_ENA; - /* Allow all packets untagged/tagged */ - ctxt->info.port_vlan_flags = ((ICE_AQ_VSI_PVLAN_MODE_ALL & - ICE_AQ_VSI_PVLAN_MODE_M) >> - ICE_AQ_VSI_PVLAN_MODE_S); - /* Show VLAN/UP from packets in Rx descriptors */ - ctxt->info.port_vlan_flags |= ((ICE_AQ_VSI_PVLAN_EMOD_STR_BOTH & - ICE_AQ_VSI_PVLAN_EMOD_M) >> - ICE_AQ_VSI_PVLAN_EMOD_S); + + /* By default bits 3 and 4 in vlan_flags are 0's which results in legacy + * behavior (show VLAN, DEI, and UP) in descriptor. Also, allow all + * packets untagged/tagged. + */ + ctxt->info.vlan_flags = ((ICE_AQ_VSI_VLAN_MODE_ALL & + ICE_AQ_VSI_VLAN_MODE_M) >> + ICE_AQ_VSI_VLAN_MODE_S); + /* Have 1:1 UP mapping for both ingress/egress tables */ table |= ICE_UP_TABLE_TRANSLATE(0, 0); table |= ICE_UP_TABLE_TRANSLATE(1, 1); @@ -2058,15 +2074,13 @@ static int ice_req_irq_msix_misc(struct ice_pf *pf) skip_req_irq: ice_ena_misc_vector(pf);
- val = (pf->oicr_idx & PFINT_OICR_CTL_MSIX_INDX_M) | - (ICE_RX_ITR & PFINT_OICR_CTL_ITR_INDX_M) | - PFINT_OICR_CTL_CAUSE_ENA_M; + val = ((pf->oicr_idx & PFINT_OICR_CTL_MSIX_INDX_M) | + PFINT_OICR_CTL_CAUSE_ENA_M); wr32(hw, PFINT_OICR_CTL, val);
/* This enables Admin queue Interrupt causes */ - val = (pf->oicr_idx & PFINT_FW_CTL_MSIX_INDX_M) | - (ICE_RX_ITR & PFINT_FW_CTL_ITR_INDX_M) | - PFINT_FW_CTL_CAUSE_ENA_M; + val = ((pf->oicr_idx & PFINT_FW_CTL_MSIX_INDX_M) | + PFINT_FW_CTL_CAUSE_ENA_M); wr32(hw, PFINT_FW_CTL, val);
itr_gran = hw->itr_gran_200; @@ -3246,8 +3260,10 @@ static void ice_clear_interrupt_scheme(struct ice_pf *pf) if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) ice_dis_msix(pf);
- devm_kfree(&pf->pdev->dev, pf->irq_tracker); - pf->irq_tracker = NULL; + if (pf->irq_tracker) { + devm_kfree(&pf->pdev->dev, pf->irq_tracker); + pf->irq_tracker = NULL; + } }
/** @@ -3720,10 +3736,10 @@ static int ice_vsi_manage_vlan_insertion(struct ice_vsi *vsi) enum ice_status status;
/* Here we are configuring the VSI to let the driver add VLAN tags by - * setting port_vlan_flags to ICE_AQ_VSI_PVLAN_MODE_ALL. The actual VLAN - * tag insertion happens in the Tx hot path, in ice_tx_map. + * setting vlan_flags to ICE_AQ_VSI_VLAN_MODE_ALL. The actual VLAN tag + * insertion happens in the Tx hot path, in ice_tx_map. */ - ctxt.info.port_vlan_flags = ICE_AQ_VSI_PVLAN_MODE_ALL; + ctxt.info.vlan_flags = ICE_AQ_VSI_VLAN_MODE_ALL;
ctxt.info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_VLAN_VALID); ctxt.vsi_num = vsi->vsi_num; @@ -3735,7 +3751,7 @@ static int ice_vsi_manage_vlan_insertion(struct ice_vsi *vsi) return -EIO; }
- vsi->info.port_vlan_flags = ctxt.info.port_vlan_flags; + vsi->info.vlan_flags = ctxt.info.vlan_flags; return 0; }
@@ -3757,12 +3773,15 @@ static int ice_vsi_manage_vlan_stripping(struct ice_vsi *vsi, bool ena) */ if (ena) { /* Strip VLAN tag from Rx packet and put it in the desc */ - ctxt.info.port_vlan_flags = ICE_AQ_VSI_PVLAN_EMOD_STR_BOTH; + ctxt.info.vlan_flags = ICE_AQ_VSI_VLAN_EMOD_STR_BOTH; } else { /* Disable stripping. Leave tag in packet */ - ctxt.info.port_vlan_flags = ICE_AQ_VSI_PVLAN_EMOD_NOTHING; + ctxt.info.vlan_flags = ICE_AQ_VSI_VLAN_EMOD_NOTHING; }
+ /* Allow all packets untagged/tagged */ + ctxt.info.vlan_flags |= ICE_AQ_VSI_VLAN_MODE_ALL; + ctxt.info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_VLAN_VALID); ctxt.vsi_num = vsi->vsi_num;
@@ -3773,7 +3792,7 @@ static int ice_vsi_manage_vlan_stripping(struct ice_vsi *vsi, bool ena) return -EIO; }
- vsi->info.port_vlan_flags = ctxt.info.port_vlan_flags; + vsi->info.vlan_flags = ctxt.info.vlan_flags; return 0; }
@@ -4098,11 +4117,12 @@ static int ice_vsi_cfg(struct ice_vsi *vsi) { int err;
- ice_set_rx_mode(vsi->netdev); - - err = ice_restore_vlan(vsi); - if (err) - return err; + if (vsi->netdev) { + ice_set_rx_mode(vsi->netdev); + err = ice_restore_vlan(vsi); + if (err) + return err; + }
err = ice_vsi_cfg_txqs(vsi); if (!err) @@ -4868,7 +4888,7 @@ int ice_down(struct ice_vsi *vsi) */ static int ice_vsi_setup_tx_rings(struct ice_vsi *vsi) { - int i, err; + int i, err = 0;
if (!vsi->num_txq) { dev_err(&vsi->back->pdev->dev, "VSI %d has 0 Tx queues\n", @@ -4893,7 +4913,7 @@ static int ice_vsi_setup_tx_rings(struct ice_vsi *vsi) */ static int ice_vsi_setup_rx_rings(struct ice_vsi *vsi) { - int i, err; + int i, err = 0;
if (!vsi->num_rxq) { dev_err(&vsi->back->pdev->dev, "VSI %d has 0 Rx queues\n", diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c index 723d15f1e90b..6b7ec2ae5ad6 100644 --- a/drivers/net/ethernet/intel/ice/ice_switch.c +++ b/drivers/net/ethernet/intel/ice/ice_switch.c @@ -645,14 +645,14 @@ ice_add_marker_act(struct ice_hw *hw, struct ice_fltr_mgmt_list_entry *m_ent, act |= (1 << ICE_LG_ACT_GENERIC_VALUE_S) & ICE_LG_ACT_GENERIC_VALUE_M; lg_act->pdata.lg_act.act[1] = cpu_to_le32(act);
- act = (7 << ICE_LG_ACT_GENERIC_OFFSET_S) & ICE_LG_ACT_GENERIC_VALUE_M; + act = (ICE_LG_ACT_GENERIC_OFF_RX_DESC_PROF_IDX << + ICE_LG_ACT_GENERIC_OFFSET_S) & ICE_LG_ACT_GENERIC_OFFSET_M;
/* Third action Marker value */ act |= ICE_LG_ACT_GENERIC; act |= (sw_marker << ICE_LG_ACT_GENERIC_VALUE_S) & ICE_LG_ACT_GENERIC_VALUE_M;
- act |= (0 << ICE_LG_ACT_GENERIC_OFFSET_S) & ICE_LG_ACT_GENERIC_VALUE_M; lg_act->pdata.lg_act.act[2] = cpu_to_le32(act);
/* call the fill switch rule to fill the lookup tx rx structure */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 6f59933cdff7..2bc4fe475f28 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -688,8 +688,13 @@ static int ixgbe_set_vf_macvlan(struct ixgbe_adapter *adapter, static inline void ixgbe_vf_reset_event(struct ixgbe_adapter *adapter, u32 vf) { struct ixgbe_hw *hw = &adapter->hw; + struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ]; struct vf_data_storage *vfinfo = &adapter->vfinfo[vf]; + u32 q_per_pool = __ALIGN_MASK(1, ~vmdq->mask); u8 num_tcs = adapter->hw_tcs; + u32 reg_val; + u32 queue; + u32 word;
/* remove VLAN filters beloning to this VF */ ixgbe_clear_vf_vlans(adapter, vf); @@ -726,6 +731,27 @@ static inline void ixgbe_vf_reset_event(struct ixgbe_adapter *adapter, u32 vf)
/* reset VF api back to unknown */ adapter->vfinfo[vf].vf_api = ixgbe_mbox_api_10; + + /* Restart each queue for given VF */ + for (queue = 0; queue < q_per_pool; queue++) { + unsigned int reg_idx = (vf * q_per_pool) + queue; + + reg_val = IXGBE_READ_REG(hw, IXGBE_PVFTXDCTL(reg_idx)); + + /* Re-enabling only configured queues */ + if (reg_val) { + reg_val |= IXGBE_TXDCTL_ENABLE; + IXGBE_WRITE_REG(hw, IXGBE_PVFTXDCTL(reg_idx), reg_val); + reg_val &= ~IXGBE_TXDCTL_ENABLE; + IXGBE_WRITE_REG(hw, IXGBE_PVFTXDCTL(reg_idx), reg_val); + } + } + + /* Clear VF's mailbox memory */ + for (word = 0; word < IXGBE_VFMAILBOX_SIZE; word++) + IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf), word, 0); + + IXGBE_WRITE_FLUSH(hw); }
static int ixgbe_set_vf_mac(struct ixgbe_adapter *adapter, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h index 44cfb2021145..41bcbb337e83 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h @@ -2518,6 +2518,7 @@ enum { /* Translated register #defines */ #define IXGBE_PVFTDH(P) (0x06010 + (0x40 * (P))) #define IXGBE_PVFTDT(P) (0x06018 + (0x40 * (P))) +#define IXGBE_PVFTXDCTL(P) (0x06028 + (0x40 * (P))) #define IXGBE_PVFTDWBAL(P) (0x06038 + (0x40 * (P))) #define IXGBE_PVFTDWBAH(P) (0x0603C + (0x40 * (P)))
diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index cdd645024a32..ad6826b5f758 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -48,7 +48,7 @@ #include "qed_reg_addr.h" #include "qed_sriov.h"
-#define CHIP_MCP_RESP_ITER_US 10 +#define QED_MCP_RESP_ITER_US 10
#define QED_DRV_MB_MAX_RETRIES (500 * 1000) /* Account for 5 sec */ #define QED_MCP_RESET_RETRIES (50 * 1000) /* Account for 500 msec */ @@ -183,18 +183,57 @@ int qed_mcp_free(struct qed_hwfn *p_hwfn) return 0; }
+/* Maximum of 1 sec to wait for the SHMEM ready indication */ +#define QED_MCP_SHMEM_RDY_MAX_RETRIES 20 +#define QED_MCP_SHMEM_RDY_ITER_MS 50 + static int qed_load_mcp_offsets(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { struct qed_mcp_info *p_info = p_hwfn->mcp_info; + u8 cnt = QED_MCP_SHMEM_RDY_MAX_RETRIES; + u8 msec = QED_MCP_SHMEM_RDY_ITER_MS; u32 drv_mb_offsize, mfw_mb_offsize; u32 mcp_pf_id = MCP_PF_ID(p_hwfn);
p_info->public_base = qed_rd(p_hwfn, p_ptt, MISC_REG_SHARED_MEM_ADDR); - if (!p_info->public_base) - return 0; + if (!p_info->public_base) { + DP_NOTICE(p_hwfn, + "The address of the MCP scratch-pad is not configured\n"); + return -EINVAL; + }
p_info->public_base |= GRCBASE_MCP;
+ /* Get the MFW MB address and number of supported messages */ + mfw_mb_offsize = qed_rd(p_hwfn, p_ptt, + SECTION_OFFSIZE_ADDR(p_info->public_base, + PUBLIC_MFW_MB)); + p_info->mfw_mb_addr = SECTION_ADDR(mfw_mb_offsize, mcp_pf_id); + p_info->mfw_mb_length = (u16)qed_rd(p_hwfn, p_ptt, + p_info->mfw_mb_addr + + offsetof(struct public_mfw_mb, + sup_msgs)); + + /* The driver can notify that there was an MCP reset, and might read the + * SHMEM values before the MFW has completed initializing them. + * To avoid this, the "sup_msgs" field in the MFW mailbox is used as a + * data ready indication. + */ + while (!p_info->mfw_mb_length && --cnt) { + msleep(msec); + p_info->mfw_mb_length = + (u16)qed_rd(p_hwfn, p_ptt, + p_info->mfw_mb_addr + + offsetof(struct public_mfw_mb, sup_msgs)); + } + + if (!cnt) { + DP_NOTICE(p_hwfn, + "Failed to get the SHMEM ready notification after %d msec\n", + QED_MCP_SHMEM_RDY_MAX_RETRIES * msec); + return -EBUSY; + } + /* Calculate the driver and MFW mailbox address */ drv_mb_offsize = qed_rd(p_hwfn, p_ptt, SECTION_OFFSIZE_ADDR(p_info->public_base, @@ -204,13 +243,6 @@ static int qed_load_mcp_offsets(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) "drv_mb_offsiz = 0x%x, drv_mb_addr = 0x%x mcp_pf_id = 0x%x\n", drv_mb_offsize, p_info->drv_mb_addr, mcp_pf_id);
- /* Set the MFW MB address */ - mfw_mb_offsize = qed_rd(p_hwfn, p_ptt, - SECTION_OFFSIZE_ADDR(p_info->public_base, - PUBLIC_MFW_MB)); - p_info->mfw_mb_addr = SECTION_ADDR(mfw_mb_offsize, mcp_pf_id); - p_info->mfw_mb_length = (u16)qed_rd(p_hwfn, p_ptt, p_info->mfw_mb_addr); - /* Get the current driver mailbox sequence before sending * the first command */ @@ -285,9 +317,15 @@ static void qed_mcp_reread_offsets(struct qed_hwfn *p_hwfn,
int qed_mcp_reset(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - u32 org_mcp_reset_seq, seq, delay = CHIP_MCP_RESP_ITER_US, cnt = 0; + u32 org_mcp_reset_seq, seq, delay = QED_MCP_RESP_ITER_US, cnt = 0; int rc = 0;
+ if (p_hwfn->mcp_info->b_block_cmd) { + DP_NOTICE(p_hwfn, + "The MFW is not responsive. Avoid sending MCP_RESET mailbox command.\n"); + return -EBUSY; + } + /* Ensure that only a single thread is accessing the mailbox */ spin_lock_bh(&p_hwfn->mcp_info->cmd_lock);
@@ -413,14 +451,41 @@ static void __qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, (p_mb_params->cmd | seq_num), p_mb_params->param); }
+static void qed_mcp_cmd_set_blocking(struct qed_hwfn *p_hwfn, bool block_cmd) +{ + p_hwfn->mcp_info->b_block_cmd = block_cmd; + + DP_INFO(p_hwfn, "%s sending of mailbox commands to the MFW\n", + block_cmd ? "Block" : "Unblock"); +} + +static void qed_mcp_print_cpu_info(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt) +{ + u32 cpu_mode, cpu_state, cpu_pc_0, cpu_pc_1, cpu_pc_2; + u32 delay = QED_MCP_RESP_ITER_US; + + cpu_mode = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_MODE); + cpu_state = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_STATE); + cpu_pc_0 = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_PROGRAM_COUNTER); + udelay(delay); + cpu_pc_1 = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_PROGRAM_COUNTER); + udelay(delay); + cpu_pc_2 = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_PROGRAM_COUNTER); + + DP_NOTICE(p_hwfn, + "MCP CPU info: mode 0x%08x, state 0x%08x, pc {0x%08x, 0x%08x, 0x%08x}\n", + cpu_mode, cpu_state, cpu_pc_0, cpu_pc_1, cpu_pc_2); +} + static int _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_mcp_mb_params *p_mb_params, - u32 max_retries, u32 delay) + u32 max_retries, u32 usecs) { + u32 cnt = 0, msecs = DIV_ROUND_UP(usecs, 1000); struct qed_mcp_cmd_elem *p_cmd_elem; - u32 cnt = 0; u16 seq_num; int rc = 0;
@@ -443,7 +508,11 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, goto err;
spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); - udelay(delay); + + if (QED_MB_FLAGS_IS_SET(p_mb_params, CAN_SLEEP)) + msleep(msecs); + else + udelay(usecs); } while (++cnt < max_retries);
if (cnt >= max_retries) { @@ -472,7 +541,11 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, * The spinlock stays locked until the list element is removed. */
- udelay(delay); + if (QED_MB_FLAGS_IS_SET(p_mb_params, CAN_SLEEP)) + msleep(msecs); + else + udelay(usecs); + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock);
if (p_cmd_elem->b_is_completed) @@ -491,11 +564,15 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, DP_NOTICE(p_hwfn, "The MFW failed to respond to command 0x%08x [param 0x%08x].\n", p_mb_params->cmd, p_mb_params->param); + qed_mcp_print_cpu_info(p_hwfn, p_ptt);
spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); qed_mcp_cmd_del_elem(p_hwfn, p_cmd_elem); spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);
+ if (!QED_MB_FLAGS_IS_SET(p_mb_params, AVOID_BLOCK)) + qed_mcp_cmd_set_blocking(p_hwfn, true); + return -EAGAIN; }
@@ -507,7 +584,7 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, "MFW mailbox: response 0x%08x param 0x%08x [after %d.%03d ms]\n", p_mb_params->mcp_resp, p_mb_params->mcp_param, - (cnt * delay) / 1000, (cnt * delay) % 1000); + (cnt * usecs) / 1000, (cnt * usecs) % 1000);
/* Clear the sequence number from the MFW response */ p_mb_params->mcp_resp &= FW_MSG_CODE_MASK; @@ -525,7 +602,7 @@ static int qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, { size_t union_data_size = sizeof(union drv_union_data); u32 max_retries = QED_DRV_MB_MAX_RETRIES; - u32 delay = CHIP_MCP_RESP_ITER_US; + u32 usecs = QED_MCP_RESP_ITER_US;
/* MCP not initialized */ if (!qed_mcp_is_init(p_hwfn)) { @@ -533,6 +610,13 @@ static int qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, return -EBUSY; }
+ if (p_hwfn->mcp_info->b_block_cmd) { + DP_NOTICE(p_hwfn, + "The MFW is not responsive. Avoid sending mailbox command 0x%08x [param 0x%08x].\n", + p_mb_params->cmd, p_mb_params->param); + return -EBUSY; + } + if (p_mb_params->data_src_size > union_data_size || p_mb_params->data_dst_size > union_data_size) { DP_ERR(p_hwfn, @@ -542,8 +626,13 @@ static int qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, return -EINVAL; }
+ if (QED_MB_FLAGS_IS_SET(p_mb_params, CAN_SLEEP)) { + max_retries = DIV_ROUND_UP(max_retries, 1000); + usecs *= 1000; + } + return _qed_mcp_cmd_and_union(p_hwfn, p_ptt, p_mb_params, max_retries, - delay); + usecs); }
int qed_mcp_cmd(struct qed_hwfn *p_hwfn, @@ -760,6 +849,7 @@ __qed_mcp_load_req(struct qed_hwfn *p_hwfn, mb_params.data_src_size = sizeof(load_req); mb_params.p_data_dst = &load_rsp; mb_params.data_dst_size = sizeof(load_rsp); + mb_params.flags = QED_MB_FLAG_CAN_SLEEP | QED_MB_FLAG_AVOID_BLOCK;
DP_VERBOSE(p_hwfn, QED_MSG_SP, "Load Request: param 0x%08x [init_hw %d, drv_type %d, hsi_ver %d, pda 0x%04x]\n", @@ -981,7 +1071,8 @@ int qed_mcp_load_req(struct qed_hwfn *p_hwfn,
int qed_mcp_unload_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - u32 wol_param, mcp_resp, mcp_param; + struct qed_mcp_mb_params mb_params; + u32 wol_param;
switch (p_hwfn->cdev->wol_config) { case QED_OV_WOL_DISABLED: @@ -999,8 +1090,12 @@ int qed_mcp_unload_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) wol_param = DRV_MB_PARAM_UNLOAD_WOL_MCP; }
- return qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_UNLOAD_REQ, wol_param, - &mcp_resp, &mcp_param); + memset(&mb_params, 0, sizeof(mb_params)); + mb_params.cmd = DRV_MSG_CODE_UNLOAD_REQ; + mb_params.param = wol_param; + mb_params.flags = QED_MB_FLAG_CAN_SLEEP | QED_MB_FLAG_AVOID_BLOCK; + + return qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); }
int qed_mcp_unload_done(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) @@ -2075,31 +2170,65 @@ qed_mcp_send_drv_version(struct qed_hwfn *p_hwfn, return rc; }
+/* A maximal 100 msec waiting time for the MCP to halt */ +#define QED_MCP_HALT_SLEEP_MS 10 +#define QED_MCP_HALT_MAX_RETRIES 10 + int qed_mcp_halt(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - u32 resp = 0, param = 0; + u32 resp = 0, param = 0, cpu_state, cnt = 0; int rc;
rc = qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_MCP_HALT, 0, &resp, ¶m); - if (rc) + if (rc) { DP_ERR(p_hwfn, "MCP response failure, aborting\n"); + return rc; + }
- return rc; + do { + msleep(QED_MCP_HALT_SLEEP_MS); + cpu_state = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_STATE); + if (cpu_state & MCP_REG_CPU_STATE_SOFT_HALTED) + break; + } while (++cnt < QED_MCP_HALT_MAX_RETRIES); + + if (cnt == QED_MCP_HALT_MAX_RETRIES) { + DP_NOTICE(p_hwfn, + "Failed to halt the MCP [CPU_MODE = 0x%08x, CPU_STATE = 0x%08x]\n", + qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_MODE), cpu_state); + return -EBUSY; + } + + qed_mcp_cmd_set_blocking(p_hwfn, true); + + return 0; }
+#define QED_MCP_RESUME_SLEEP_MS 10 + int qed_mcp_resume(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - u32 value, cpu_mode; + u32 cpu_mode, cpu_state;
qed_wr(p_hwfn, p_ptt, MCP_REG_CPU_STATE, 0xffffffff);
- value = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_MODE); - value &= ~MCP_REG_CPU_MODE_SOFT_HALT; - qed_wr(p_hwfn, p_ptt, MCP_REG_CPU_MODE, value); cpu_mode = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_MODE); + cpu_mode &= ~MCP_REG_CPU_MODE_SOFT_HALT; + qed_wr(p_hwfn, p_ptt, MCP_REG_CPU_MODE, cpu_mode); + msleep(QED_MCP_RESUME_SLEEP_MS); + cpu_state = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_STATE);
- return (cpu_mode & MCP_REG_CPU_MODE_SOFT_HALT) ? -EAGAIN : 0; + if (cpu_state & MCP_REG_CPU_STATE_SOFT_HALTED) { + DP_NOTICE(p_hwfn, + "Failed to resume the MCP [CPU_MODE = 0x%08x, CPU_STATE = 0x%08x]\n", + cpu_mode, cpu_state); + return -EBUSY; + } + + qed_mcp_cmd_set_blocking(p_hwfn, false); + + return 0; }
int qed_mcp_ov_update_current_config(struct qed_hwfn *p_hwfn, diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.h b/drivers/net/ethernet/qlogic/qed/qed_mcp.h index 632a838f1fe3..ce2e617d2cab 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.h +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.h @@ -635,11 +635,14 @@ struct qed_mcp_info { */ spinlock_t cmd_lock;
+ /* Flag to indicate whether sending a MFW mailbox command is blocked */ + bool b_block_cmd; + /* Spinlock used for syncing SW link-changes and link-changes * originating from attention context. */ spinlock_t link_lock; - bool block_mb_sending; + u32 public_base; u32 drv_mb_addr; u32 mfw_mb_addr; @@ -660,14 +663,20 @@ struct qed_mcp_info { };
struct qed_mcp_mb_params { - u32 cmd; - u32 param; - void *p_data_src; - u8 data_src_size; - void *p_data_dst; - u8 data_dst_size; - u32 mcp_resp; - u32 mcp_param; + u32 cmd; + u32 param; + void *p_data_src; + void *p_data_dst; + u8 data_src_size; + u8 data_dst_size; + u32 mcp_resp; + u32 mcp_param; + u32 flags; +#define QED_MB_FLAG_CAN_SLEEP (0x1 << 0) +#define QED_MB_FLAG_AVOID_BLOCK (0x1 << 1) +#define QED_MB_FLAGS_IS_SET(params, flag) \ + ({ typeof(params) __params = (params); \ + (__params && (__params->flags & QED_MB_FLAG_ ## flag)); }) };
struct qed_drv_tlv_hdr { diff --git a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h index d8ad2dcad8d5..f736f70956fd 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h +++ b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h @@ -562,8 +562,10 @@ 0 #define MCP_REG_CPU_STATE \ 0xe05004UL +#define MCP_REG_CPU_STATE_SOFT_HALTED (0x1UL << 10) #define MCP_REG_CPU_EVENT_MASK \ 0xe05008UL +#define MCP_REG_CPU_PROGRAM_COUNTER 0xe0501cUL #define PGLUE_B_REG_PF_BAR0_SIZE \ 0x2aae60UL #define PGLUE_B_REG_PF_BAR1_SIZE \ diff --git a/drivers/net/phy/xilinx_gmii2rgmii.c b/drivers/net/phy/xilinx_gmii2rgmii.c index 2e5150b0b8d5..7a14e8170e82 100644 --- a/drivers/net/phy/xilinx_gmii2rgmii.c +++ b/drivers/net/phy/xilinx_gmii2rgmii.c @@ -40,8 +40,11 @@ static int xgmiitorgmii_read_status(struct phy_device *phydev) { struct gmii2rgmii *priv = phydev->priv; u16 val = 0; + int err;
- priv->phy_drv->read_status(phydev); + err = priv->phy_drv->read_status(phydev); + if (err < 0) + return err;
val = mdiobus_read(phydev->mdio.bus, priv->addr, XILINX_GMII2RGMII_REG); val &= ~XILINX_GMII2RGMII_SPEED_MASK; @@ -81,6 +84,11 @@ static int xgmiitorgmii_probe(struct mdio_device *mdiodev) return -EPROBE_DEFER; }
+ if (!priv->phy_dev->drv) { + dev_info(dev, "Attached phy not ready\n"); + return -EPROBE_DEFER; + } + priv->addr = mdiodev->addr; priv->phy_drv = priv->phy_dev->drv; memcpy(&priv->conv_phy_drv, priv->phy_dev->drv, diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index 3b96a43fbda4..18c709c484e7 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -1512,7 +1512,7 @@ ath10k_ce_alloc_src_ring_64(struct ath10k *ar, unsigned int ce_id, ret = ath10k_ce_alloc_shadow_base(ar, src_ring, nentries); if (ret) { dma_free_coherent(ar->dev, - (nentries * sizeof(struct ce_desc) + + (nentries * sizeof(struct ce_desc_64) + CE_DESC_RING_ALIGN), src_ring->base_addr_owner_space_unaligned, base_addr); diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index c72d8af122a2..4d1cd90d6d27 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -268,11 +268,12 @@ int ath10k_htt_rx_ring_refill(struct ath10k *ar) spin_lock_bh(&htt->rx_ring.lock); ret = ath10k_htt_rx_ring_fill_n(htt, (htt->rx_ring.fill_level - htt->rx_ring.fill_cnt)); - spin_unlock_bh(&htt->rx_ring.lock);
if (ret) ath10k_htt_rx_ring_free(htt);
+ spin_unlock_bh(&htt->rx_ring.lock); + return ret; }
@@ -284,7 +285,9 @@ void ath10k_htt_rx_free(struct ath10k_htt *htt) skb_queue_purge(&htt->rx_in_ord_compl_q); skb_queue_purge(&htt->tx_fetch_ind_q);
+ spin_lock_bh(&htt->rx_ring.lock); ath10k_htt_rx_ring_free(htt); + spin_unlock_bh(&htt->rx_ring.lock);
dma_free_coherent(htt->ar->dev, ath10k_htt_get_rx_ring_size(htt), @@ -1089,7 +1092,7 @@ static void ath10k_htt_rx_h_queue_msdu(struct ath10k *ar, status = IEEE80211_SKB_RXCB(skb); *status = *rx_status;
- __skb_queue_tail(&ar->htt.rx_msdus_q, skb); + skb_queue_tail(&ar->htt.rx_msdus_q, skb); }
static void ath10k_process_rx(struct ath10k *ar, struct sk_buff *skb) @@ -2810,7 +2813,7 @@ bool ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) break; } case HTT_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND: { - __skb_queue_tail(&htt->rx_in_ord_compl_q, skb); + skb_queue_tail(&htt->rx_in_ord_compl_q, skb); return false; } case HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND: @@ -2874,7 +2877,7 @@ static int ath10k_htt_rx_deliver_msdu(struct ath10k *ar, int quota, int budget) if (skb_queue_empty(&ar->htt.rx_msdus_q)) break;
- skb = __skb_dequeue(&ar->htt.rx_msdus_q); + skb = skb_dequeue(&ar->htt.rx_msdus_q); if (!skb) break; ath10k_process_rx(ar, skb); @@ -2905,7 +2908,7 @@ int ath10k_htt_txrx_compl_task(struct ath10k *ar, int budget) goto exit; }
- while ((skb = __skb_dequeue(&htt->rx_in_ord_compl_q))) { + while ((skb = skb_dequeue(&htt->rx_in_ord_compl_q))) { spin_lock_bh(&htt->rx_ring.lock); ret = ath10k_htt_rx_in_ord_ind(ar, skb); spin_unlock_bh(&htt->rx_ring.lock); diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 747c6951b5c1..e0b9f7d0dfd3 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -4054,6 +4054,7 @@ void ath10k_mac_tx_push_pending(struct ath10k *ar) rcu_read_unlock(); spin_unlock_bh(&ar->txqs_lock); } +EXPORT_SYMBOL(ath10k_mac_tx_push_pending);
/************/ /* Scanning */ diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c index d612ce8c9cff..299db8b1c9ba 100644 --- a/drivers/net/wireless/ath/ath10k/sdio.c +++ b/drivers/net/wireless/ath/ath10k/sdio.c @@ -30,6 +30,7 @@ #include "debug.h" #include "hif.h" #include "htc.h" +#include "mac.h" #include "targaddrs.h" #include "trace.h" #include "sdio.h" @@ -396,6 +397,7 @@ static int ath10k_sdio_mbox_rx_process_packet(struct ath10k *ar, int ret;
payload_len = le16_to_cpu(htc_hdr->len); + skb->len = payload_len + sizeof(struct ath10k_htc_hdr);
if (trailer_present) { trailer = skb->data + sizeof(*htc_hdr) + @@ -434,12 +436,14 @@ static int ath10k_sdio_mbox_rx_process_packets(struct ath10k *ar, enum ath10k_htc_ep_id id; int ret, i, *n_lookahead_local; u32 *lookaheads_local; + int lookahead_idx = 0;
for (i = 0; i < ar_sdio->n_rx_pkts; i++) { lookaheads_local = lookaheads; n_lookahead_local = n_lookahead;
- id = ((struct ath10k_htc_hdr *)&lookaheads[i])->eid; + id = ((struct ath10k_htc_hdr *) + &lookaheads[lookahead_idx++])->eid;
if (id >= ATH10K_HTC_EP_COUNT) { ath10k_warn(ar, "invalid endpoint in look-ahead: %d\n", @@ -462,6 +466,7 @@ static int ath10k_sdio_mbox_rx_process_packets(struct ath10k *ar, /* Only read lookahead's from RX trailers * for the last packet in a bundle. */ + lookahead_idx--; lookaheads_local = NULL; n_lookahead_local = NULL; } @@ -1342,6 +1347,8 @@ static void ath10k_sdio_irq_handler(struct sdio_func *func) break; } while (time_before(jiffies, timeout) && !done);
+ ath10k_mac_tx_push_pending(ar); + sdio_claim_host(ar_sdio->func);
if (ret && ret != -ECANCELED) diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c index a3a7042fe13a..aa621bf50a91 100644 --- a/drivers/net/wireless/ath/ath10k/snoc.c +++ b/drivers/net/wireless/ath/ath10k/snoc.c @@ -449,7 +449,7 @@ static void ath10k_snoc_htt_rx_cb(struct ath10k_ce_pipe *ce_state)
static void ath10k_snoc_rx_replenish_retry(struct timer_list *t) { - struct ath10k_pci *ar_snoc = from_timer(ar_snoc, t, rx_post_retry); + struct ath10k_snoc *ar_snoc = from_timer(ar_snoc, t, rx_post_retry); struct ath10k *ar = ar_snoc->ar;
ath10k_snoc_rx_post(ar); diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index f97ab795cf2e..2319f79b34f0 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -4602,10 +4602,6 @@ void ath10k_wmi_event_pdev_tpc_config(struct ath10k *ar, struct sk_buff *skb)
ev = (struct wmi_pdev_tpc_config_event *)skb->data;
- tpc_stats = kzalloc(sizeof(*tpc_stats), GFP_ATOMIC); - if (!tpc_stats) - return; - num_tx_chain = __le32_to_cpu(ev->num_tx_chain);
if (num_tx_chain > WMI_TPC_TX_N_CHAIN) { @@ -4614,6 +4610,10 @@ void ath10k_wmi_event_pdev_tpc_config(struct ath10k *ar, struct sk_buff *skb) return; }
+ tpc_stats = kzalloc(sizeof(*tpc_stats), GFP_ATOMIC); + if (!tpc_stats) + return; + ath10k_wmi_tpc_config_get_rate_code(rate_code, pream_table, num_tx_chain);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c index b9672da24a9d..b24bc57ca91b 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c @@ -213,7 +213,7 @@ static const s16 log_table[] = { 30498, 31267, 32024, - 32768 + 32767 };
#define LOG_TABLE_SIZE 32 /* log_table size */ diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c index b49aea4da2d6..8985446570bd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c @@ -439,15 +439,13 @@ mt76x2_mac_fill_tx_status(struct mt76x2_dev *dev, if (last_rate < IEEE80211_TX_MAX_RATES - 1) rate[last_rate + 1].idx = -1;
- cur_idx = rate[last_rate].idx + st->retry; + cur_idx = rate[last_rate].idx + last_rate; for (i = 0; i <= last_rate; i++) { rate[i].flags = rate[last_rate].flags; rate[i].idx = max_t(int, 0, cur_idx - i); rate[i].count = 1; } - - if (last_rate > 0) - rate[last_rate - 1].count = st->retry + 1 - last_rate; + rate[last_rate].count = st->retry + 1 - last_rate;
info->status.ampdu_len = n_frames; info->status.ampdu_ack_len = st->success ? n_frames : 0; diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 9935bd09db1f..d4947e3a909e 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -2928,6 +2928,8 @@ static void rndis_wlan_auth_indication(struct usbnet *usbdev,
while (buflen >= sizeof(*auth_req)) { auth_req = (void *)buf; + if (buflen < le32_to_cpu(auth_req->length)) + return; type = "unknown"; flags = le32_to_cpu(auth_req->flags); pairwise_error = false; diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c index 761cf8573a80..f48c3f62966d 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.c +++ b/drivers/net/wireless/ti/wlcore/cmd.c @@ -35,6 +35,7 @@ #include "wl12xx_80211.h" #include "cmd.h" #include "event.h" +#include "ps.h" #include "tx.h" #include "hw_ops.h"
@@ -191,6 +192,10 @@ int wlcore_cmd_wait_for_event_or_timeout(struct wl1271 *wl,
timeout_time = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT);
+ ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + return ret; + do { if (time_after(jiffies, timeout_time)) { wl1271_debug(DEBUG_CMD, "timeout waiting for event %d", @@ -222,6 +227,7 @@ int wlcore_cmd_wait_for_event_or_timeout(struct wl1271 *wl, } while (!event);
out: + wl1271_ps_elp_sleep(wl); kfree(events_vector); return ret; } diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c index 34712def81b1..5251689a1d9a 100644 --- a/drivers/nvme/target/fcloop.c +++ b/drivers/nvme/target/fcloop.c @@ -311,7 +311,7 @@ fcloop_tgt_lsrqst_done_work(struct work_struct *work) struct fcloop_tport *tport = tls_req->tport; struct nvmefc_ls_req *lsreq = tls_req->lsreq;
- if (tport->remoteport) + if (!tport || tport->remoteport) lsreq->done(lsreq, tls_req->status); }
@@ -329,6 +329,7 @@ fcloop_ls_req(struct nvme_fc_local_port *localport,
if (!rport->targetport) { tls_req->status = -ECONNREFUSED; + tls_req->tport = NULL; schedule_work(&tls_req->work); return ret; } diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index ef0b1b6ba86f..12afa7fdf77e 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -457,17 +457,18 @@ static void acpiphp_native_scan_bridge(struct pci_dev *bridge) /** * enable_slot - enable, configure a slot * @slot: slot to be enabled + * @bridge: true if enable is for the whole bridge (not a single slot) * * This function should be called per *physical slot*, * not per each slot object in ACPI namespace. */ -static void enable_slot(struct acpiphp_slot *slot) +static void enable_slot(struct acpiphp_slot *slot, bool bridge) { struct pci_dev *dev; struct pci_bus *bus = slot->bus; struct acpiphp_func *func;
- if (bus->self && hotplug_is_native(bus->self)) { + if (bridge && bus->self && hotplug_is_native(bus->self)) { /* * If native hotplug is used, it will take care of hotplug * slot management and resource allocation for hotplug @@ -701,7 +702,7 @@ static void acpiphp_check_bridge(struct acpiphp_bridge *bridge) trim_stale_devices(dev);
/* configure all functions */ - enable_slot(slot); + enable_slot(slot, true); } else { disable_slot(slot); } @@ -785,7 +786,7 @@ static void hotplug_event(u32 type, struct acpiphp_context *context) if (bridge) acpiphp_check_bridge(bridge); else if (!(slot->flags & SLOT_IS_GOING_AWAY)) - enable_slot(slot); + enable_slot(slot, false);
break;
@@ -973,7 +974,7 @@ int acpiphp_enable_slot(struct acpiphp_slot *slot)
/* configure all functions */ if (!(slot->flags & SLOT_ENABLED)) - enable_slot(slot); + enable_slot(slot, false);
pci_unlock_rescan_remove(); return 0; diff --git a/drivers/platform/x86/asus-wireless.c b/drivers/platform/x86/asus-wireless.c index 6afd011de9e5..b8e35a8d65cf 100644 --- a/drivers/platform/x86/asus-wireless.c +++ b/drivers/platform/x86/asus-wireless.c @@ -52,13 +52,12 @@ static const struct acpi_device_id device_ids[] = { }; MODULE_DEVICE_TABLE(acpi, device_ids);
-static u64 asus_wireless_method(acpi_handle handle, const char *method, - int param) +static acpi_status asus_wireless_method(acpi_handle handle, const char *method, + int param, u64 *ret) { struct acpi_object_list p; union acpi_object obj; acpi_status s; - u64 ret;
acpi_handle_debug(handle, "Evaluating method %s, parameter %#x\n", method, param); @@ -67,24 +66,27 @@ static u64 asus_wireless_method(acpi_handle handle, const char *method, p.count = 1; p.pointer = &obj;
- s = acpi_evaluate_integer(handle, (acpi_string) method, &p, &ret); + s = acpi_evaluate_integer(handle, (acpi_string) method, &p, ret); if (ACPI_FAILURE(s)) acpi_handle_err(handle, "Failed to eval method %s, param %#x (%d)\n", method, param, s); - acpi_handle_debug(handle, "%s returned %#llx\n", method, ret); - return ret; + else + acpi_handle_debug(handle, "%s returned %#llx\n", method, *ret); + + return s; }
static enum led_brightness led_state_get(struct led_classdev *led) { struct asus_wireless_data *data; - int s; + acpi_status s; + u64 ret;
data = container_of(led, struct asus_wireless_data, led); s = asus_wireless_method(acpi_device_handle(data->adev), "HSWC", - data->hswc_params->status); - if (s == data->hswc_params->on) + data->hswc_params->status, &ret); + if (ACPI_SUCCESS(s) && ret == data->hswc_params->on) return LED_FULL; return LED_OFF; } @@ -92,10 +94,11 @@ static enum led_brightness led_state_get(struct led_classdev *led) static void led_state_update(struct work_struct *work) { struct asus_wireless_data *data; + u64 ret;
data = container_of(work, struct asus_wireless_data, led_work); asus_wireless_method(acpi_device_handle(data->adev), "HSWC", - data->led_state); + data->led_state, &ret); }
static void led_state_set(struct led_classdev *led, enum led_brightness value) diff --git a/drivers/power/reset/vexpress-poweroff.c b/drivers/power/reset/vexpress-poweroff.c index 102f95a09460..e9e749f87517 100644 --- a/drivers/power/reset/vexpress-poweroff.c +++ b/drivers/power/reset/vexpress-poweroff.c @@ -35,6 +35,7 @@ static void vexpress_reset_do(struct device *dev, const char *what) }
static struct device *vexpress_power_off_device; +static atomic_t vexpress_restart_nb_refcnt = ATOMIC_INIT(0);
static void vexpress_power_off(void) { @@ -99,10 +100,13 @@ static int _vexpress_register_restart_handler(struct device *dev) int err;
vexpress_restart_device = dev; - err = register_restart_handler(&vexpress_restart_nb); - if (err) { - dev_err(dev, "cannot register restart handler (err=%d)\n", err); - return err; + if (atomic_inc_return(&vexpress_restart_nb_refcnt) == 1) { + err = register_restart_handler(&vexpress_restart_nb); + if (err) { + dev_err(dev, "cannot register restart handler (err=%d)\n", err); + atomic_dec(&vexpress_restart_nb_refcnt); + return err; + } } device_create_file(dev, &dev_attr_active);
diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c index 6e1bc14c3304..735658ee1c60 100644 --- a/drivers/power/supply/axp288_charger.c +++ b/drivers/power/supply/axp288_charger.c @@ -718,7 +718,7 @@ static int charger_init_hw_regs(struct axp288_chrg_info *info) }
/* Determine charge current limit */ - cc = (ret & CHRG_CCCV_CC_MASK) >> CHRG_CCCV_CC_BIT_POS; + cc = (val & CHRG_CCCV_CC_MASK) >> CHRG_CCCV_CC_BIT_POS; cc = (cc * CHRG_CCCV_CC_LSB_RES) + CHRG_CCCV_CC_OFFSET; info->cc = cc;
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index d21f478741c1..e85361878450 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -14,6 +14,7 @@ #include <linux/types.h> #include <linux/init.h> #include <linux/slab.h> +#include <linux/delay.h> #include <linux/device.h> #include <linux/notifier.h> #include <linux/err.h> @@ -140,8 +141,13 @@ static void power_supply_deferred_register_work(struct work_struct *work) struct power_supply *psy = container_of(work, struct power_supply, deferred_register_work.work);
- if (psy->dev.parent) - mutex_lock(&psy->dev.parent->mutex); + if (psy->dev.parent) { + while (!mutex_trylock(&psy->dev.parent->mutex)) { + if (psy->removing) + return; + msleep(10); + } + }
power_supply_changed(psy);
@@ -1082,6 +1088,7 @@ EXPORT_SYMBOL_GPL(devm_power_supply_register_no_ws); void power_supply_unregister(struct power_supply *psy) { WARN_ON(atomic_dec_return(&psy->use_cnt)); + psy->removing = true; cancel_work_sync(&psy->changed_work); cancel_delayed_work_sync(&psy->deferred_register_work); sysfs_remove_link(&psy->dev.kobj, "powers"); diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 6ed568b96c0e..cc1450c53fb2 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -3147,7 +3147,7 @@ static inline int regulator_suspend_toggle(struct regulator_dev *rdev, if (!rstate->changeable) return -EPERM;
- rstate->enabled = en; + rstate->enabled = (en) ? ENABLE_IN_SUSPEND : DISABLE_IN_SUSPEND;
return 0; } @@ -4381,13 +4381,13 @@ regulator_register(const struct regulator_desc *regulator_desc, !rdev->desc->fixed_uV) rdev->is_switch = true;
+ dev_set_drvdata(&rdev->dev, rdev); ret = device_register(&rdev->dev); if (ret != 0) { put_device(&rdev->dev); goto unset_supplies; }
- dev_set_drvdata(&rdev->dev, rdev); rdev_init_debugfs(rdev);
/* try to resolve regulators supply since a new one was registered */ diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c index 638f17d4c848..210fc20f7de7 100644 --- a/drivers/regulator/of_regulator.c +++ b/drivers/regulator/of_regulator.c @@ -213,8 +213,6 @@ static void of_get_regulation_constraints(struct device_node *np, else if (of_property_read_bool(suspend_np, "regulator-off-in-suspend")) suspend_state->enabled = DISABLE_IN_SUSPEND; - else - suspend_state->enabled = DO_NOTHING_IN_SUSPEND;
if (!of_property_read_u32(np, "regulator-suspend-min-microvolt", &pval)) diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index a9f60d0ee02e..7c732414367f 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -3127,6 +3127,7 @@ static int dasd_alloc_queue(struct dasd_block *block) block->tag_set.nr_hw_queues = nr_hw_queues; block->tag_set.queue_depth = queue_depth; block->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; + block->tag_set.numa_node = NUMA_NO_NODE;
rc = blk_mq_alloc_tag_set(&block->tag_set); if (rc) diff --git a/drivers/s390/block/scm_blk.c b/drivers/s390/block/scm_blk.c index b1fcb76dd272..98f66b7b6794 100644 --- a/drivers/s390/block/scm_blk.c +++ b/drivers/s390/block/scm_blk.c @@ -455,6 +455,7 @@ int scm_blk_dev_setup(struct scm_blk_dev *bdev, struct scm_device *scmdev) bdev->tag_set.nr_hw_queues = nr_requests; bdev->tag_set.queue_depth = nr_requests_per_io * nr_requests; bdev->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; + bdev->tag_set.numa_node = NUMA_NO_NODE;
ret = blk_mq_alloc_tag_set(&bdev->tag_set); if (ret) diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index 8f03a869ac98..e9e669a6c2bc 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -2727,6 +2727,8 @@ int bnx2i_map_ep_dbell_regs(struct bnx2i_endpoint *ep) BNX2X_DOORBELL_PCI_BAR); reg_off = (1 << BNX2X_DB_SHIFT) * (cid_num & 0x1FFFF); ep->qp.ctx_base = ioremap_nocache(reg_base + reg_off, 4); + if (!ep->qp.ctx_base) + return -ENOMEM; goto arm_cq; }
diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h index 7052a5d45f7f..78e5a9254143 100644 --- a/drivers/scsi/hisi_sas/hisi_sas.h +++ b/drivers/scsi/hisi_sas/hisi_sas.h @@ -277,6 +277,7 @@ struct hisi_hba {
int n_phy; spinlock_t lock; + struct semaphore sem;
struct timer_list timer; struct workqueue_struct *wq; diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 6f562974f8f6..bfbd2fb7e69e 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -914,7 +914,9 @@ static void hisi_sas_dev_gone(struct domain_device *device)
hisi_sas_dereg_device(hisi_hba, device);
+ down(&hisi_hba->sem); hisi_hba->hw->clear_itct(hisi_hba, sas_dev); + up(&hisi_hba->sem); device->lldd_dev = NULL; }
@@ -1364,6 +1366,7 @@ static int hisi_sas_controller_reset(struct hisi_hba *hisi_hba) if (test_and_set_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags)) return -1;
+ down(&hisi_hba->sem); dev_info(dev, "controller resetting...\n"); old_state = hisi_hba->hw->get_phys_state(hisi_hba);
@@ -1378,6 +1381,7 @@ static int hisi_sas_controller_reset(struct hisi_hba *hisi_hba) if (rc) { dev_warn(dev, "controller reset failed (%d)\n", rc); clear_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags); + up(&hisi_hba->sem); scsi_unblock_requests(shost); goto out; } @@ -1388,6 +1392,7 @@ static int hisi_sas_controller_reset(struct hisi_hba *hisi_hba) hisi_hba->hw->phys_init(hisi_hba); msleep(1000); hisi_sas_refresh_port_id(hisi_hba); + up(&hisi_hba->sem);
if (hisi_hba->reject_stp_links_msk) hisi_sas_terminate_stp_reject(hisi_hba); @@ -2016,6 +2021,7 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba, struct Scsi_Host *shost) struct device *dev = hisi_hba->dev; int i, s, max_command_entries = hisi_hba->hw->max_command_entries;
+ sema_init(&hisi_hba->sem, 1); spin_lock_init(&hisi_hba->lock); for (i = 0; i < hisi_hba->n_phy; i++) { hisi_sas_phy_init(hisi_hba, i); diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 17df76f0be3c..67a2c844e30d 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -93,7 +93,7 @@ static int max_requests = IBMVSCSI_MAX_REQUESTS_DEFAULT; static int max_events = IBMVSCSI_MAX_REQUESTS_DEFAULT + 2; static int fast_fail = 1; static int client_reserve = 1; -static char partition_name[97] = "UNKNOWN"; +static char partition_name[96] = "UNKNOWN"; static unsigned int partition_number = -1; static LIST_HEAD(ibmvscsi_head);
@@ -262,7 +262,7 @@ static void gather_partition_info(void)
ppartition_name = of_get_property(of_root, "ibm,partition-name", NULL); if (ppartition_name) - strncpy(partition_name, ppartition_name, + strlcpy(partition_name, ppartition_name, sizeof(partition_name)); p_number_ptr = of_get_property(of_root, "ibm,partition-no", NULL); if (p_number_ptr) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 71d97573a667..8e84e3fb648a 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -6789,6 +6789,9 @@ megasas_resume(struct pci_dev *pdev) goto fail_init_mfi; }
+ if (megasas_get_ctrl_info(instance) != DCMD_SUCCESS) + goto fail_init_mfi; + tasklet_init(&instance->isr_tasklet, instance->instancet->tasklet, (unsigned long)instance);
diff --git a/drivers/siox/siox-core.c b/drivers/siox/siox-core.c index 16590dfaafa4..cef307c0399c 100644 --- a/drivers/siox/siox-core.c +++ b/drivers/siox/siox-core.c @@ -715,17 +715,17 @@ int siox_master_register(struct siox_master *smaster)
dev_set_name(&smaster->dev, "siox-%d", smaster->busno);
+ mutex_init(&smaster->lock); + INIT_LIST_HEAD(&smaster->devices); + smaster->last_poll = jiffies; - smaster->poll_thread = kthread_create(siox_poll_thread, smaster, - "siox-%d", smaster->busno); + smaster->poll_thread = kthread_run(siox_poll_thread, smaster, + "siox-%d", smaster->busno); if (IS_ERR(smaster->poll_thread)) { smaster->active = 0; return PTR_ERR(smaster->poll_thread); }
- mutex_init(&smaster->lock); - INIT_LIST_HEAD(&smaster->devices); - ret = device_add(&smaster->dev); if (ret) kthread_stop(smaster->poll_thread); diff --git a/drivers/spi/spi-orion.c b/drivers/spi/spi-orion.c index d01a6adc726e..47ef6b1a2e76 100644 --- a/drivers/spi/spi-orion.c +++ b/drivers/spi/spi-orion.c @@ -20,6 +20,7 @@ #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_device.h> +#include <linux/of_gpio.h> #include <linux/clk.h> #include <linux/sizes.h> #include <linux/gpio.h> @@ -681,9 +682,9 @@ static int orion_spi_probe(struct platform_device *pdev) goto out_rel_axi_clk; }
- /* Scan all SPI devices of this controller for direct mapped devices */ for_each_available_child_of_node(pdev->dev.of_node, np) { u32 cs; + int cs_gpio;
/* Get chip-select number from the "reg" property */ status = of_property_read_u32(np, "reg", &cs); @@ -694,6 +695,44 @@ static int orion_spi_probe(struct platform_device *pdev) continue; }
+ /* + * Initialize the CS GPIO: + * - properly request the actual GPIO signal + * - de-assert the logical signal so that all GPIO CS lines + * are inactive when probing for slaves + * - find an unused physical CS which will be driven for any + * slave which uses a CS GPIO + */ + cs_gpio = of_get_named_gpio(pdev->dev.of_node, "cs-gpios", cs); + if (cs_gpio > 0) { + char *gpio_name; + int cs_flags; + + if (spi->unused_hw_gpio == -1) { + dev_info(&pdev->dev, + "Selected unused HW CS#%d for any GPIO CSes\n", + cs); + spi->unused_hw_gpio = cs; + } + + gpio_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, + "%s-CS%d", dev_name(&pdev->dev), cs); + if (!gpio_name) { + status = -ENOMEM; + goto out_rel_axi_clk; + } + + cs_flags = of_property_read_bool(np, "spi-cs-high") ? + GPIOF_OUT_INIT_LOW : GPIOF_OUT_INIT_HIGH; + status = devm_gpio_request_one(&pdev->dev, cs_gpio, + cs_flags, gpio_name); + if (status) { + dev_err(&pdev->dev, + "Can't request GPIO for CS %d\n", cs); + goto out_rel_axi_clk; + } + } + /* * Check if an address is configured for this SPI device. If * not, the MBus mapping via the 'ranges' property in the 'soc' @@ -740,44 +779,8 @@ static int orion_spi_probe(struct platform_device *pdev) if (status < 0) goto out_rel_pm;
- if (master->cs_gpios) { - int i; - for (i = 0; i < master->num_chipselect; ++i) { - char *gpio_name; - - if (!gpio_is_valid(master->cs_gpios[i])) { - continue; - } - - gpio_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, - "%s-CS%d", dev_name(&pdev->dev), i); - if (!gpio_name) { - status = -ENOMEM; - goto out_rel_master; - } - - status = devm_gpio_request(&pdev->dev, - master->cs_gpios[i], gpio_name); - if (status) { - dev_err(&pdev->dev, - "Can't request GPIO for CS %d\n", - master->cs_gpios[i]); - goto out_rel_master; - } - if (spi->unused_hw_gpio == -1) { - dev_info(&pdev->dev, - "Selected unused HW CS#%d for any GPIO CSes\n", - i); - spi->unused_hw_gpio = i; - } - } - } - - return status;
-out_rel_master: - spi_unregister_master(master); out_rel_pm: pm_runtime_disable(&pdev->dev); out_rel_axi_clk: diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index 95dc4d78618d..b37de1d991d6 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -598,11 +598,13 @@ static int rspi_dma_transfer(struct rspi_data *rspi, struct sg_table *tx,
ret = wait_event_interruptible_timeout(rspi->wait, rspi->dma_callbacked, HZ); - if (ret > 0 && rspi->dma_callbacked) + if (ret > 0 && rspi->dma_callbacked) { ret = 0; - else if (!ret) { - dev_err(&rspi->master->dev, "DMA timeout\n"); - ret = -ETIMEDOUT; + } else { + if (!ret) { + dev_err(&rspi->master->dev, "DMA timeout\n"); + ret = -ETIMEDOUT; + } if (tx) dmaengine_terminate_all(rspi->master->dma_tx); if (rx) @@ -1350,12 +1352,36 @@ static const struct platform_device_id spi_driver_ids[] = {
MODULE_DEVICE_TABLE(platform, spi_driver_ids);
+#ifdef CONFIG_PM_SLEEP +static int rspi_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct rspi_data *rspi = platform_get_drvdata(pdev); + + return spi_master_suspend(rspi->master); +} + +static int rspi_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct rspi_data *rspi = platform_get_drvdata(pdev); + + return spi_master_resume(rspi->master); +} + +static SIMPLE_DEV_PM_OPS(rspi_pm_ops, rspi_suspend, rspi_resume); +#define DEV_PM_OPS &rspi_pm_ops +#else +#define DEV_PM_OPS NULL +#endif /* CONFIG_PM_SLEEP */ + static struct platform_driver rspi_driver = { .probe = rspi_probe, .remove = rspi_remove, .id_table = spi_driver_ids, .driver = { .name = "renesas_spi", + .pm = DEV_PM_OPS, .of_match_table = of_match_ptr(rspi_of_match), }, }; diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c index 0e74cbf9929d..37364c634fef 100644 --- a/drivers/spi/spi-sh-msiof.c +++ b/drivers/spi/spi-sh-msiof.c @@ -396,7 +396,8 @@ static void sh_msiof_spi_set_mode_regs(struct sh_msiof_spi_priv *p,
static void sh_msiof_reset_str(struct sh_msiof_spi_priv *p) { - sh_msiof_write(p, STR, sh_msiof_read(p, STR)); + sh_msiof_write(p, STR, + sh_msiof_read(p, STR) & ~(STR_TDREQ | STR_RDREQ)); }
static void sh_msiof_spi_write_fifo_8(struct sh_msiof_spi_priv *p, @@ -1421,12 +1422,37 @@ static const struct platform_device_id spi_driver_ids[] = { }; MODULE_DEVICE_TABLE(platform, spi_driver_ids);
+#ifdef CONFIG_PM_SLEEP +static int sh_msiof_spi_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct sh_msiof_spi_priv *p = platform_get_drvdata(pdev); + + return spi_master_suspend(p->master); +} + +static int sh_msiof_spi_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct sh_msiof_spi_priv *p = platform_get_drvdata(pdev); + + return spi_master_resume(p->master); +} + +static SIMPLE_DEV_PM_OPS(sh_msiof_spi_pm_ops, sh_msiof_spi_suspend, + sh_msiof_spi_resume); +#define DEV_PM_OPS &sh_msiof_spi_pm_ops +#else +#define DEV_PM_OPS NULL +#endif /* CONFIG_PM_SLEEP */ + static struct platform_driver sh_msiof_spi_drv = { .probe = sh_msiof_spi_probe, .remove = sh_msiof_spi_remove, .id_table = spi_driver_ids, .driver = { .name = "spi_sh_msiof", + .pm = DEV_PM_OPS, .of_match_table = of_match_ptr(sh_msiof_match), }, }; diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index 6f7b946b5ced..1427f343b39a 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1063,6 +1063,24 @@ static int tegra_slink_probe(struct platform_device *pdev) goto exit_free_master; }
+ /* disabled clock may cause interrupt storm upon request */ + tspi->clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(tspi->clk)) { + ret = PTR_ERR(tspi->clk); + dev_err(&pdev->dev, "Can not get clock %d\n", ret); + goto exit_free_master; + } + ret = clk_prepare(tspi->clk); + if (ret < 0) { + dev_err(&pdev->dev, "Clock prepare failed %d\n", ret); + goto exit_free_master; + } + ret = clk_enable(tspi->clk); + if (ret < 0) { + dev_err(&pdev->dev, "Clock enable failed %d\n", ret); + goto exit_free_master; + } + spi_irq = platform_get_irq(pdev, 0); tspi->irq = spi_irq; ret = request_threaded_irq(tspi->irq, tegra_slink_isr, @@ -1071,14 +1089,7 @@ static int tegra_slink_probe(struct platform_device *pdev) if (ret < 0) { dev_err(&pdev->dev, "Failed to register ISR for IRQ %d\n", tspi->irq); - goto exit_free_master; - } - - tspi->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(tspi->clk)) { - dev_err(&pdev->dev, "can not get clock\n"); - ret = PTR_ERR(tspi->clk); - goto exit_free_irq; + goto exit_clk_disable; }
tspi->rst = devm_reset_control_get_exclusive(&pdev->dev, "spi"); @@ -1138,6 +1149,8 @@ static int tegra_slink_probe(struct platform_device *pdev) tegra_slink_deinit_dma_param(tspi, true); exit_free_irq: free_irq(spi_irq, tspi); +exit_clk_disable: + clk_disable(tspi->clk); exit_free_master: spi_master_put(master); return ret; @@ -1150,6 +1163,8 @@ static int tegra_slink_remove(struct platform_device *pdev)
free_irq(tspi->irq, tspi);
+ clk_disable(tspi->clk); + if (tspi->tx_dma_chan) tegra_slink_deinit_dma_param(tspi, false);
diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index d5d33e12e952..716573c21579 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -366,6 +366,12 @@ static int ashmem_mmap(struct file *file, struct vm_area_struct *vma) goto out; }
+ /* requested mapping size larger than object size */ + if (vma->vm_end - vma->vm_start > PAGE_ALIGN(asma->size)) { + ret = -EINVAL; + goto out; + } + /* requested protection bits must match our allowed protection mask */ if (unlikely((vma->vm_flags & ~calc_vm_prot_bits(asma->prot_mask, 0)) & calc_vm_prot_bits(PROT_MASK, 0))) { diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index ae453fd422f0..ffeb017c73b2 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -210,6 +210,7 @@ static void prp_vb2_buf_done(struct prp_priv *priv, struct ipuv3_channel *ch)
done = priv->active_vb2_buf[priv->ipu_buf_num]; if (done) { + done->vbuf.field = vdev->fmt.fmt.pix.field; vb = &done->vbuf.vb2_buf; vb->timestamp = ktime_get_ns(); vb2_buffer_done(vb, priv->nfb4eof ? diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index 95d7805f3485..0e963c24af37 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -236,6 +236,7 @@ static void csi_vb2_buf_done(struct csi_priv *priv)
done = priv->active_vb2_buf[priv->ipu_buf_num]; if (done) { + done->vbuf.field = vdev->fmt.fmt.pix.field; vb = &done->vbuf.vb2_buf; vb->timestamp = ktime_get_ns(); vb2_buffer_done(vb, priv->nfb4eof ? diff --git a/drivers/staging/mt7621-dts/gbpc1.dts b/drivers/staging/mt7621-dts/gbpc1.dts index 6b13d85d9d34..87555600195f 100644 --- a/drivers/staging/mt7621-dts/gbpc1.dts +++ b/drivers/staging/mt7621-dts/gbpc1.dts @@ -113,6 +113,8 @@ };
&pcie { + pinctrl-names = "default"; + pinctrl-0 = <&pcie_pins>; status = "okay"; };
diff --git a/drivers/staging/mt7621-dts/mt7621.dtsi b/drivers/staging/mt7621-dts/mt7621.dtsi index eb3966b7f033..ce6b43639079 100644 --- a/drivers/staging/mt7621-dts/mt7621.dtsi +++ b/drivers/staging/mt7621-dts/mt7621.dtsi @@ -447,31 +447,28 @@ clocks = <&clkctrl 24 &clkctrl 25 &clkctrl 26>; clock-names = "pcie0", "pcie1", "pcie2";
- pcie0 { + pcie@0,0 { reg = <0x0000 0 0 0 0>; - #address-cells = <3>; #size-cells = <2>; - - device_type = "pci"; + ranges; + bus-range = <0x00 0xff>; };
- pcie1 { + pcie@1,0 { reg = <0x0800 0 0 0 0>; - #address-cells = <3>; #size-cells = <2>; - - device_type = "pci"; + ranges; + bus-range = <0x00 0xff>; };
- pcie2 { + pcie@2,0 { reg = <0x1000 0 0 0 0>; - #address-cells = <3>; #size-cells = <2>; - - device_type = "pci"; + ranges; + bus-range = <0x00 0xff>; }; }; }; diff --git a/drivers/staging/mt7621-eth/mtk_eth_soc.c b/drivers/staging/mt7621-eth/mtk_eth_soc.c index 2c7a2e666bfb..381d9d270bf5 100644 --- a/drivers/staging/mt7621-eth/mtk_eth_soc.c +++ b/drivers/staging/mt7621-eth/mtk_eth_soc.c @@ -2012,8 +2012,10 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np) mac->hw_stats = devm_kzalloc(eth->dev, sizeof(*mac->hw_stats), GFP_KERNEL); - if (!mac->hw_stats) - return -ENOMEM; + if (!mac->hw_stats) { + err = -ENOMEM; + goto free_netdev; + } spin_lock_init(&mac->hw_stats->stats_lock); mac->hw_stats->reg_offset = id * MTK_STAT_OFFSET; } @@ -2037,7 +2039,8 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np) err = register_netdev(eth->netdev[id]); if (err) { dev_err(eth->dev, "error bringing up device\n"); - return err; + err = -ENOMEM; + goto free_netdev; } eth->netdev[id]->irq = eth->irq; netif_info(eth, probe, eth->netdev[id], @@ -2045,6 +2048,10 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np) eth->netdev[id]->base_addr, eth->netdev[id]->irq);
return 0; + +free_netdev: + free_netdev(eth->netdev[id]); + return err; }
static int mtk_probe(struct platform_device *pdev) diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index b061f77dda41..94e0bfcec991 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -880,6 +880,7 @@ pi433_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) int retval = 0; struct pi433_instance *instance; struct pi433_device *device; + struct pi433_tx_cfg tx_cfg; void __user *argp = (void __user *)arg;
/* Check type and command number */ @@ -902,9 +903,11 @@ pi433_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) return -EFAULT; break; case PI433_IOC_WR_TX_CFG: - if (copy_from_user(&instance->tx_cfg, argp, - sizeof(struct pi433_tx_cfg))) + if (copy_from_user(&tx_cfg, argp, sizeof(struct pi433_tx_cfg))) return -EFAULT; + mutex_lock(&device->tx_fifo_lock); + memcpy(&instance->tx_cfg, &tx_cfg, sizeof(struct pi433_tx_cfg)); + mutex_unlock(&device->tx_fifo_lock); break; case PI433_IOC_RD_RX_CFG: if (copy_to_user(argp, &device->rx_cfg, diff --git a/drivers/staging/rts5208/sd.c b/drivers/staging/rts5208/sd.c index d548bc695f9e..0421dd9277a8 100644 --- a/drivers/staging/rts5208/sd.c +++ b/drivers/staging/rts5208/sd.c @@ -4996,7 +4996,7 @@ int sd_execute_write_data(struct scsi_cmnd *srb, struct rtsx_chip *chip) goto sd_execute_write_cmd_failed; }
- rtsx_write_register(chip, SD_BYTE_CNT_L, 0xFF, 0x00); + retval = rtsx_write_register(chip, SD_BYTE_CNT_L, 0xFF, 0x00); if (retval != STATUS_SUCCESS) { rtsx_trace(chip); goto sd_execute_write_cmd_failed; diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c index 4b34f71547c6..101d62105c93 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.c +++ b/drivers/target/iscsi/iscsi_target_tpg.c @@ -636,8 +636,7 @@ int iscsit_ta_authentication(struct iscsi_portal_group *tpg, u32 authentication) none = strstr(buf1, NONE); if (none) goto out; - strncat(buf1, ",", strlen(",")); - strncat(buf1, NONE, strlen(NONE)); + strlcat(buf1, "," NONE, sizeof(buf1)); if (iscsi_update_param_value(param, buf1) < 0) return -EINVAL; } diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index e27db4d45a9d..06c9886e556c 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -904,14 +904,20 @@ struct se_device *target_find_device(int id, bool do_depend) EXPORT_SYMBOL(target_find_device);
struct devices_idr_iter { + struct config_item *prev_item; int (*fn)(struct se_device *dev, void *data); void *data; };
static int target_devices_idr_iter(int id, void *p, void *data) + __must_hold(&device_mutex) { struct devices_idr_iter *iter = data; struct se_device *dev = p; + int ret; + + config_item_put(iter->prev_item); + iter->prev_item = NULL;
/* * We add the device early to the idr, so it can be used @@ -922,7 +928,15 @@ static int target_devices_idr_iter(int id, void *p, void *data) if (!(dev->dev_flags & DF_CONFIGURED)) return 0;
- return iter->fn(dev, iter->data); + iter->prev_item = config_item_get_unless_zero(&dev->dev_group.cg_item); + if (!iter->prev_item) + return 0; + mutex_unlock(&device_mutex); + + ret = iter->fn(dev, iter->data); + + mutex_lock(&device_mutex); + return ret; }
/** @@ -936,15 +950,13 @@ static int target_devices_idr_iter(int id, void *p, void *data) int target_for_each_device(int (*fn)(struct se_device *dev, void *data), void *data) { - struct devices_idr_iter iter; + struct devices_idr_iter iter = { .fn = fn, .data = data }; int ret;
- iter.fn = fn; - iter.data = data; - mutex_lock(&device_mutex); ret = idr_for_each(&devices_idr, target_devices_idr_iter, &iter); mutex_unlock(&device_mutex); + config_item_put(iter.prev_item); return ret; }
diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c index 334d98be03b9..b1f82d64253e 100644 --- a/drivers/thermal/imx_thermal.c +++ b/drivers/thermal/imx_thermal.c @@ -604,7 +604,10 @@ static int imx_init_from_nvmem_cells(struct platform_device *pdev) ret = nvmem_cell_read_u32(&pdev->dev, "calib", &val); if (ret) return ret; - imx_init_calib(pdev, val); + + ret = imx_init_calib(pdev, val); + if (ret) + return ret;
ret = nvmem_cell_read_u32(&pdev->dev, "temp_grade", &val); if (ret) diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c index 977a8307fbb1..4f2816559205 100644 --- a/drivers/thermal/of-thermal.c +++ b/drivers/thermal/of-thermal.c @@ -260,10 +260,13 @@ static int of_thermal_set_mode(struct thermal_zone_device *tz,
mutex_lock(&tz->lock);
- if (mode == THERMAL_DEVICE_ENABLED) + if (mode == THERMAL_DEVICE_ENABLED) { tz->polling_delay = data->polling_delay; - else + tz->passive_delay = data->passive_delay; + } else { tz->polling_delay = 0; + tz->passive_delay = 0; + }
mutex_unlock(&tz->lock);
diff --git a/drivers/tty/serial/8250/serial_cs.c b/drivers/tty/serial/8250/serial_cs.c index 9963a766dcfb..c8186a05a453 100644 --- a/drivers/tty/serial/8250/serial_cs.c +++ b/drivers/tty/serial/8250/serial_cs.c @@ -638,8 +638,10 @@ static int serial_config(struct pcmcia_device *link) (link->has_func_id) && (link->socket->pcmcia_pfc == 0) && ((link->func_id == CISTPL_FUNCID_MULTI) || - (link->func_id == CISTPL_FUNCID_SERIAL))) - pcmcia_loop_config(link, serial_check_for_multi, info); + (link->func_id == CISTPL_FUNCID_SERIAL))) { + if (pcmcia_loop_config(link, serial_check_for_multi, info)) + goto failed; + }
/* * Apply any multi-port quirk. diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c index 24a5f05e769b..e5389591bb4f 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c @@ -1054,8 +1054,8 @@ static int poll_wait_key(char *obuf, struct uart_cpm_port *pinfo) /* Get the address of the host memory buffer. */ bdp = pinfo->rx_cur; - while (bdp->cbd_sc & BD_SC_EMPTY) - ; + if (bdp->cbd_sc & BD_SC_EMPTY) + return NO_POLL_CHAR;
/* If the buffer address is in the CPM DPRAM, don't * convert it. @@ -1090,7 +1090,11 @@ static int cpm_get_poll_char(struct uart_port *port) poll_chars = 0; } if (poll_chars <= 0) { - poll_chars = poll_wait_key(poll_buf, pinfo); + int ret = poll_wait_key(poll_buf, pinfo); + + if (ret == NO_POLL_CHAR) + return ret; + poll_chars = ret; pollp = poll_buf; } poll_chars--; diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 51e47a63d61a..3f8d1274fc85 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -979,7 +979,8 @@ static inline int lpuart_start_rx_dma(struct lpuart_port *sport) struct circ_buf *ring = &sport->rx_ring; int ret, nent; int bits, baud; - struct tty_struct *tty = tty_port_tty_get(&sport->port.state->port); + struct tty_port *port = &sport->port.state->port; + struct tty_struct *tty = port->tty; struct ktermios *termios = &tty->termios;
baud = tty_get_baud_rate(tty); diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 4e853570ea80..554a69db1bca 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -2350,6 +2350,14 @@ static int imx_uart_probe(struct platform_device *pdev) ret); return ret; } + + ret = devm_request_irq(&pdev->dev, rtsirq, imx_uart_rtsint, 0, + dev_name(&pdev->dev), sport); + if (ret) { + dev_err(&pdev->dev, "failed to request rts irq: %d\n", + ret); + return ret; + } } else { ret = devm_request_irq(&pdev->dev, rxirq, imx_uart_int, 0, dev_name(&pdev->dev), sport); diff --git a/drivers/tty/serial/mvebu-uart.c b/drivers/tty/serial/mvebu-uart.c index d04b5eeea3c6..170e446a2f62 100644 --- a/drivers/tty/serial/mvebu-uart.c +++ b/drivers/tty/serial/mvebu-uart.c @@ -511,6 +511,7 @@ static void mvebu_uart_set_termios(struct uart_port *port, termios->c_iflag |= old->c_iflag & ~(INPCK | IGNPAR); termios->c_cflag &= CREAD | CBAUD; termios->c_cflag |= old->c_cflag & ~(CREAD | CBAUD); + termios->c_cflag |= CS8; }
spin_unlock_irqrestore(&port->lock, flags); diff --git a/drivers/tty/serial/pxa.c b/drivers/tty/serial/pxa.c index eda3c7710d6a..4932b674f7ef 100644 --- a/drivers/tty/serial/pxa.c +++ b/drivers/tty/serial/pxa.c @@ -887,7 +887,8 @@ static int serial_pxa_probe(struct platform_device *dev) goto err_clk; if (sport->port.line >= ARRAY_SIZE(serial_pxa_ports)) { dev_err(&dev->dev, "serial%d out of range\n", sport->port.line); - return -EINVAL; + ret = -EINVAL; + goto err_clk; } snprintf(sport->name, PXA_NAME_LEN - 1, "UART%d", sport->port.line + 1);
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index c181eb37f985..3c55600a8236 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -2099,6 +2099,8 @@ static void sci_shutdown(struct uart_port *port) } #endif
+ if (s->rx_trigger > 1 && s->rx_fifo_timeout > 0) + del_timer_sync(&s->rx_fifo_timer); sci_free_irq(s); sci_free_dma(port); } diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 632a2bfabc08..a0d284ef3f40 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -458,7 +458,7 @@ static int service_outstanding_interrupt(struct wdm_device *desc)
set_bit(WDM_RESPONDING, &desc->flags); spin_unlock_irq(&desc->iuspin); - rv = usb_submit_urb(desc->response, GFP_ATOMIC); + rv = usb_submit_urb(desc->response, GFP_KERNEL); spin_lock_irq(&desc->iuspin); if (rv) { dev_err(&desc->intf->dev, diff --git a/drivers/usb/common/roles.c b/drivers/usb/common/roles.c index 15cc76e22123..99116af07f1d 100644 --- a/drivers/usb/common/roles.c +++ b/drivers/usb/common/roles.c @@ -109,8 +109,15 @@ static void *usb_role_switch_match(struct device_connection *con, int ep, */ struct usb_role_switch *usb_role_switch_get(struct device *dev) { - return device_connection_find_match(dev, "usb-role-switch", NULL, - usb_role_switch_match); + struct usb_role_switch *sw; + + sw = device_connection_find_match(dev, "usb-role-switch", NULL, + usb_role_switch_match); + + if (!IS_ERR_OR_NULL(sw)) + WARN_ON(!try_module_get(sw->dev.parent->driver->owner)); + + return sw; } EXPORT_SYMBOL_GPL(usb_role_switch_get);
@@ -122,8 +129,10 @@ EXPORT_SYMBOL_GPL(usb_role_switch_get); */ void usb_role_switch_put(struct usb_role_switch *sw) { - if (!IS_ERR_OR_NULL(sw)) + if (!IS_ERR_OR_NULL(sw)) { put_device(&sw->dev); + module_put(sw->dev.parent->driver->owner); + } } EXPORT_SYMBOL_GPL(usb_role_switch_put);
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 476dcc5f2da3..e1e0c90ce569 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1433,10 +1433,13 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb struct async *as = NULL; struct usb_ctrlrequest *dr = NULL; unsigned int u, totlen, isofrmlen; - int i, ret, is_in, num_sgs = 0, ifnum = -1; + int i, ret, num_sgs = 0, ifnum = -1; int number_of_packets = 0; unsigned int stream_id = 0; void *buf; + bool is_in; + bool allow_short = false; + bool allow_zero = false; unsigned long mask = USBDEVFS_URB_SHORT_NOT_OK | USBDEVFS_URB_BULK_CONTINUATION | USBDEVFS_URB_NO_FSBR | @@ -1470,6 +1473,8 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb u = 0; switch (uurb->type) { case USBDEVFS_URB_TYPE_CONTROL: + if (is_in) + allow_short = true; if (!usb_endpoint_xfer_control(&ep->desc)) return -EINVAL; /* min 8 byte setup packet */ @@ -1510,6 +1515,10 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb break;
case USBDEVFS_URB_TYPE_BULK: + if (!is_in) + allow_zero = true; + else + allow_short = true; switch (usb_endpoint_type(&ep->desc)) { case USB_ENDPOINT_XFER_CONTROL: case USB_ENDPOINT_XFER_ISOC: @@ -1530,6 +1539,10 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb if (!usb_endpoint_xfer_int(&ep->desc)) return -EINVAL; interrupt_urb: + if (!is_in) + allow_zero = true; + else + allow_short = true; break;
case USBDEVFS_URB_TYPE_ISO: @@ -1675,14 +1688,19 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb u = (is_in ? URB_DIR_IN : URB_DIR_OUT); if (uurb->flags & USBDEVFS_URB_ISO_ASAP) u |= URB_ISO_ASAP; - if (uurb->flags & USBDEVFS_URB_SHORT_NOT_OK && is_in) + if (allow_short && uurb->flags & USBDEVFS_URB_SHORT_NOT_OK) u |= URB_SHORT_NOT_OK; - if (uurb->flags & USBDEVFS_URB_ZERO_PACKET) + if (allow_zero && uurb->flags & USBDEVFS_URB_ZERO_PACKET) u |= URB_ZERO_PACKET; if (uurb->flags & USBDEVFS_URB_NO_INTERRUPT) u |= URB_NO_INTERRUPT; as->urb->transfer_flags = u;
+ if (!allow_short && uurb->flags & USBDEVFS_URB_SHORT_NOT_OK) + dev_warn(&ps->dev->dev, "Requested nonsensical USBDEVFS_URB_SHORT_NOT_OK.\n"); + if (!allow_zero && uurb->flags & USBDEVFS_URB_ZERO_PACKET) + dev_warn(&ps->dev->dev, "Requested nonsensical USBDEVFS_URB_ZERO_PACKET.\n"); + as->urb->transfer_buffer_length = uurb->buffer_length; as->urb->setup_packet = (unsigned char *)dr; dr = NULL; diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index e76e95f62f76..a1f225f077cd 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -512,7 +512,6 @@ int usb_driver_claim_interface(struct usb_driver *driver, struct device *dev; struct usb_device *udev; int retval = 0; - int lpm_disable_error = -ENODEV;
if (!iface) return -ENODEV; @@ -533,16 +532,6 @@ int usb_driver_claim_interface(struct usb_driver *driver,
iface->condition = USB_INTERFACE_BOUND;
- /* See the comment about disabling LPM in usb_probe_interface(). */ - if (driver->disable_hub_initiated_lpm) { - lpm_disable_error = usb_unlocked_disable_lpm(udev); - if (lpm_disable_error) { - dev_err(&iface->dev, "%s Failed to disable LPM for driver %s\n", - __func__, driver->name); - return -ENOMEM; - } - } - /* Claimed interfaces are initially inactive (suspended) and * runtime-PM-enabled, but only if the driver has autosuspend * support. Otherwise they are marked active, to prevent the @@ -561,9 +550,20 @@ int usb_driver_claim_interface(struct usb_driver *driver, if (device_is_registered(dev)) retval = device_bind_driver(dev);
- /* Attempt to re-enable USB3 LPM, if the disable was successful. */ - if (!lpm_disable_error) - usb_unlocked_enable_lpm(udev); + if (retval) { + dev->driver = NULL; + usb_set_intfdata(iface, NULL); + iface->needs_remote_wakeup = 0; + iface->condition = USB_INTERFACE_UNBOUND; + + /* + * Unbound interfaces are always runtime-PM-disabled + * and runtime-PM-suspended + */ + if (driver->supports_autosuspend) + pm_runtime_disable(dev); + pm_runtime_set_suspended(dev); + }
return retval; } diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index e77dfe5ed5ec..178d6c6063c0 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -58,6 +58,7 @@ static int quirks_param_set(const char *val, const struct kernel_param *kp) quirk_list = kcalloc(quirk_count, sizeof(struct quirk_entry), GFP_KERNEL); if (!quirk_list) { + quirk_count = 0; mutex_unlock(&quirk_mutex); return -ENOMEM; } @@ -154,7 +155,7 @@ static struct kparam_string quirks_param_string = { .string = quirks_param, };
-module_param_cb(quirks, &quirks_param_ops, &quirks_param_string, 0644); +device_param_cb(quirks, &quirks_param_ops, &quirks_param_string, 0644); MODULE_PARM_DESC(quirks, "Add/modify USB quirks by specifying quirks=vendorID:productID:quirks");
/* Lists of quirky USB devices, split in device quirks and interface quirks. diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 623be3174fb3..79d8bd7a612e 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -228,6 +228,8 @@ struct usb_host_interface *usb_find_alt_setting( struct usb_interface_cache *intf_cache = NULL; int i;
+ if (!config) + return NULL; for (i = 0; i < config->desc.bNumInterfaces; i++) { if (config->intf_cache[i]->altsetting[0].desc.bInterfaceNumber == iface_num) { diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index fb871eabcc10..a129d601a0c3 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -658,16 +658,6 @@ dsps_dma_controller_create(struct musb *musb, void __iomem *base) return controller; }
-static void dsps_dma_controller_destroy(struct dma_controller *c) -{ - struct musb *musb = c->musb; - struct dsps_glue *glue = dev_get_drvdata(musb->controller->parent); - void __iomem *usbss_base = glue->usbss_base; - - musb_writel(usbss_base, USBSS_IRQ_CLEARR, USBSS_IRQ_PD_COMP); - cppi41_dma_controller_destroy(c); -} - #ifdef CONFIG_PM_SLEEP static void dsps_dma_controller_suspend(struct dsps_glue *glue) { @@ -697,7 +687,7 @@ static struct musb_platform_ops dsps_ops = {
#ifdef CONFIG_USB_TI_CPPI41_DMA .dma_init = dsps_dma_controller_create, - .dma_exit = dsps_dma_controller_destroy, + .dma_exit = cppi41_dma_controller_destroy, #endif .enable = dsps_musb_enable, .disable = dsps_musb_disable, diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index a31ea7e194dd..a6ebed1e0f20 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -393,12 +393,20 @@ static int kobil_tiocmget(struct tty_struct *tty) transfer_buffer_length, KOBIL_TIMEOUT);
- dev_dbg(&port->dev, "%s - Send get_status_line_state URB returns: %i. Statusline: %02x\n", - __func__, result, transfer_buffer[0]); + dev_dbg(&port->dev, "Send get_status_line_state URB returns: %i\n", + result); + if (result < 1) { + if (result >= 0) + result = -EIO; + goto out_free; + } + + dev_dbg(&port->dev, "Statusline: %02x\n", transfer_buffer[0]);
result = 0; if ((transfer_buffer[0] & SUSBCR_GSL_DSR) != 0) result = TIOCM_DSR; +out_free: kfree(transfer_buffer); return result; } diff --git a/drivers/usb/wusbcore/security.c b/drivers/usb/wusbcore/security.c index 33d2f5d7f33b..14ac8c98ac9e 100644 --- a/drivers/usb/wusbcore/security.c +++ b/drivers/usb/wusbcore/security.c @@ -217,7 +217,7 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc,
result = usb_get_descriptor(usb_dev, USB_DT_SECURITY, 0, secd, sizeof(*secd)); - if (result < sizeof(*secd)) { + if (result < (int)sizeof(*secd)) { dev_err(dev, "Can't read security descriptor or " "not enough data: %d\n", result); goto out; diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c index 9a53912bdfe9..5d3ba747ae17 100644 --- a/drivers/uwb/hwa-rc.c +++ b/drivers/uwb/hwa-rc.c @@ -873,6 +873,7 @@ static int hwarc_probe(struct usb_interface *iface, error_rc_add: usb_put_intf(iface); usb_put_dev(hwarc->usb_dev); + kfree(hwarc); error_alloc: uwb_rc_put(uwb_rc); error_rc_alloc: diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 29756d88799b..6b86ca8772fb 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -396,13 +396,10 @@ static inline unsigned long busy_clock(void) return local_clock() >> 10; }
-static bool vhost_can_busy_poll(struct vhost_dev *dev, - unsigned long endtime) +static bool vhost_can_busy_poll(unsigned long endtime) { - return likely(!need_resched()) && - likely(!time_after(busy_clock(), endtime)) && - likely(!signal_pending(current)) && - !vhost_has_work(dev); + return likely(!need_resched() && !time_after(busy_clock(), endtime) && + !signal_pending(current)); }
static void vhost_net_disable_vq(struct vhost_net *n, @@ -434,7 +431,8 @@ static int vhost_net_enable_vq(struct vhost_net *n, static int vhost_net_tx_get_vq_desc(struct vhost_net *net, struct vhost_virtqueue *vq, struct iovec iov[], unsigned int iov_size, - unsigned int *out_num, unsigned int *in_num) + unsigned int *out_num, unsigned int *in_num, + bool *busyloop_intr) { unsigned long uninitialized_var(endtime); int r = vhost_get_vq_desc(vq, vq->iov, ARRAY_SIZE(vq->iov), @@ -443,9 +441,15 @@ static int vhost_net_tx_get_vq_desc(struct vhost_net *net, if (r == vq->num && vq->busyloop_timeout) { preempt_disable(); endtime = busy_clock() + vq->busyloop_timeout; - while (vhost_can_busy_poll(vq->dev, endtime) && - vhost_vq_avail_empty(vq->dev, vq)) + while (vhost_can_busy_poll(endtime)) { + if (vhost_has_work(vq->dev)) { + *busyloop_intr = true; + break; + } + if (!vhost_vq_avail_empty(vq->dev, vq)) + break; cpu_relax(); + } preempt_enable(); r = vhost_get_vq_desc(vq, vq->iov, ARRAY_SIZE(vq->iov), out_num, in_num, NULL, NULL); @@ -501,20 +505,24 @@ static void handle_tx(struct vhost_net *net) zcopy = nvq->ubufs;
for (;;) { + bool busyloop_intr; + /* Release DMAs done buffers first */ if (zcopy) vhost_zerocopy_signal_used(net, vq);
- + busyloop_intr = false; head = vhost_net_tx_get_vq_desc(net, vq, vq->iov, ARRAY_SIZE(vq->iov), - &out, &in); + &out, &in, &busyloop_intr); /* On error, stop handling until the next kick. */ if (unlikely(head < 0)) break; /* Nothing new? Wait for eventfd to tell us they refilled. */ if (head == vq->num) { - if (unlikely(vhost_enable_notify(&net->dev, vq))) { + if (unlikely(busyloop_intr)) { + vhost_poll_queue(&vq->poll); + } else if (unlikely(vhost_enable_notify(&net->dev, vq))) { vhost_disable_notify(&net->dev, vq); continue; } @@ -663,7 +671,8 @@ static int vhost_net_rx_peek_head_len(struct vhost_net *net, struct sock *sk) preempt_disable(); endtime = busy_clock() + vq->busyloop_timeout;
- while (vhost_can_busy_poll(&net->dev, endtime) && + while (vhost_can_busy_poll(endtime) && + !vhost_has_work(&net->dev) && !sk_has_rx_data(sk) && vhost_vq_avail_empty(&net->dev, vq)) cpu_relax(); diff --git a/fs/dax.c b/fs/dax.c index 641192808bb6..94f9fe002b12 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -1007,21 +1007,12 @@ static vm_fault_t dax_load_hole(struct address_space *mapping, void *entry, { struct inode *inode = mapping->host; unsigned long vaddr = vmf->address; - vm_fault_t ret = VM_FAULT_NOPAGE; - struct page *zero_page; - pfn_t pfn; - - zero_page = ZERO_PAGE(0); - if (unlikely(!zero_page)) { - ret = VM_FAULT_OOM; - goto out; - } + pfn_t pfn = pfn_to_pfn_t(my_zero_pfn(vaddr)); + vm_fault_t ret;
- pfn = page_to_pfn_t(zero_page); dax_insert_mapping_entry(mapping, vmf, entry, pfn, RADIX_DAX_ZERO_PAGE, false); ret = vmf_insert_mixed(vmf->vma, vaddr, pfn); -out: trace_dax_load_hole(inode, vmf, ret); return ret; } diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c index 71635909df3b..b4e0501bcba1 100644 --- a/fs/ext2/inode.c +++ b/fs/ext2/inode.c @@ -1448,6 +1448,7 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino) } inode->i_blocks = le32_to_cpu(raw_inode->i_blocks); ei->i_flags = le32_to_cpu(raw_inode->i_flags); + ext2_set_inode_flags(inode); ei->i_faddr = le32_to_cpu(raw_inode->i_faddr); ei->i_frag_no = raw_inode->i_frag; ei->i_frag_size = raw_inode->i_fsize; @@ -1517,7 +1518,6 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino) new_decode_dev(le32_to_cpu(raw_inode->i_block[1]))); } brelse (bh); - ext2_set_inode_flags(inode); unlock_new_inode(inode); return inode; diff --git a/fs/iomap.c b/fs/iomap.c index 0d0bd8845586..af6144fd4919 100644 --- a/fs/iomap.c +++ b/fs/iomap.c @@ -811,6 +811,7 @@ struct iomap_dio { atomic_t ref; unsigned flags; int error; + bool wait_for_completion;
union { /* used during submission and for synchronous completion: */ @@ -914,9 +915,8 @@ static void iomap_dio_bio_end_io(struct bio *bio) iomap_dio_set_error(dio, blk_status_to_errno(bio->bi_status));
if (atomic_dec_and_test(&dio->ref)) { - if (is_sync_kiocb(dio->iocb)) { + if (dio->wait_for_completion) { struct task_struct *waiter = dio->submit.waiter; - WRITE_ONCE(dio->submit.waiter, NULL); wake_up_process(waiter); } else if (dio->flags & IOMAP_DIO_WRITE) { @@ -1131,13 +1131,12 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, dio->end_io = end_io; dio->error = 0; dio->flags = 0; + dio->wait_for_completion = is_sync_kiocb(iocb);
dio->submit.iter = iter; - if (is_sync_kiocb(iocb)) { - dio->submit.waiter = current; - dio->submit.cookie = BLK_QC_T_NONE; - dio->submit.last_queue = NULL; - } + dio->submit.waiter = current; + dio->submit.cookie = BLK_QC_T_NONE; + dio->submit.last_queue = NULL;
if (iov_iter_rw(iter) == READ) { if (pos >= dio->i_size) @@ -1187,7 +1186,7 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, dio_warn_stale_pagecache(iocb->ki_filp); ret = 0;
- if (iov_iter_rw(iter) == WRITE && !is_sync_kiocb(iocb) && + if (iov_iter_rw(iter) == WRITE && !dio->wait_for_completion && !inode->i_sb->s_dio_done_wq) { ret = sb_init_dio_done_wq(inode->i_sb); if (ret < 0) @@ -1202,8 +1201,10 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, iomap_dio_actor); if (ret <= 0) { /* magic error code to fall back to buffered I/O */ - if (ret == -ENOTBLK) + if (ret == -ENOTBLK) { + dio->wait_for_completion = true; ret = 0; + } break; } pos += ret; @@ -1224,7 +1225,7 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, dio->flags &= ~IOMAP_DIO_NEED_SYNC;
if (!atomic_dec_and_test(&dio->ref)) { - if (!is_sync_kiocb(iocb)) + if (!dio->wait_for_completion) return -EIOCBQUEUED;
for (;;) { diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c index ec3fba7d492f..488a9e7f8f66 100644 --- a/fs/isofs/inode.c +++ b/fs/isofs/inode.c @@ -24,6 +24,7 @@ #include <linux/mpage.h> #include <linux/user_namespace.h> #include <linux/seq_file.h> +#include <linux/blkdev.h>
#include "isofs.h" #include "zisofs.h" @@ -653,6 +654,12 @@ static int isofs_fill_super(struct super_block *s, void *data, int silent) /* * What if bugger tells us to go beyond page size? */ + if (bdev_logical_block_size(s->s_bdev) > 2048) { + printk(KERN_WARNING + "ISOFS: unsupported/invalid hardware sector size %d\n", + bdev_logical_block_size(s->s_bdev)); + goto out_freesbi; + } opt.blocksize = sb_min_blocksize(s, opt.blocksize);
sbi->s_high_sierra = 0; /* default is iso9660 */ diff --git a/fs/locks.c b/fs/locks.c index db7b6917d9c5..fafce5a8d74f 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -2072,6 +2072,13 @@ static pid_t locks_translate_pid(struct file_lock *fl, struct pid_namespace *ns) return -1; if (IS_REMOTELCK(fl)) return fl->fl_pid; + /* + * If the flock owner process is dead and its pid has been already + * freed, the translation below won't work, but we still want to show + * flock owner pid number in init pidns. + */ + if (ns == &init_pid_ns) + return (pid_t)fl->fl_pid;
rcu_read_lock(); pid = find_pid_ns(fl->fl_pid, &init_pid_ns); diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index 5d99e8810b85..0dded931f119 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1726,6 +1726,7 @@ nfsd4_proc_compound(struct svc_rqst *rqstp) if (status) { op = &args->ops[0]; op->status = status; + resp->opcnt = 1; goto encode_op; }
diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h index ca1d2cc2cdfa..18863d56273c 100644 --- a/include/linux/arm-smccc.h +++ b/include/linux/arm-smccc.h @@ -199,47 +199,57 @@ asmlinkage void __arm_smccc_hvc(unsigned long a0, unsigned long a1,
#define __declare_arg_0(a0, res) \ struct arm_smccc_res *___res = res; \ - register u32 r0 asm("r0") = a0; \ + register unsigned long r0 asm("r0") = (u32)a0; \ register unsigned long r1 asm("r1"); \ register unsigned long r2 asm("r2"); \ register unsigned long r3 asm("r3")
#define __declare_arg_1(a0, a1, res) \ + typeof(a1) __a1 = a1; \ struct arm_smccc_res *___res = res; \ - register u32 r0 asm("r0") = a0; \ - register typeof(a1) r1 asm("r1") = a1; \ + register unsigned long r0 asm("r0") = (u32)a0; \ + register unsigned long r1 asm("r1") = __a1; \ register unsigned long r2 asm("r2"); \ register unsigned long r3 asm("r3")
#define __declare_arg_2(a0, a1, a2, res) \ + typeof(a1) __a1 = a1; \ + typeof(a2) __a2 = a2; \ struct arm_smccc_res *___res = res; \ - register u32 r0 asm("r0") = a0; \ - register typeof(a1) r1 asm("r1") = a1; \ - register typeof(a2) r2 asm("r2") = a2; \ + register unsigned long r0 asm("r0") = (u32)a0; \ + register unsigned long r1 asm("r1") = __a1; \ + register unsigned long r2 asm("r2") = __a2; \ register unsigned long r3 asm("r3")
#define __declare_arg_3(a0, a1, a2, a3, res) \ + typeof(a1) __a1 = a1; \ + typeof(a2) __a2 = a2; \ + typeof(a3) __a3 = a3; \ struct arm_smccc_res *___res = res; \ - register u32 r0 asm("r0") = a0; \ - register typeof(a1) r1 asm("r1") = a1; \ - register typeof(a2) r2 asm("r2") = a2; \ - register typeof(a3) r3 asm("r3") = a3 + register unsigned long r0 asm("r0") = (u32)a0; \ + register unsigned long r1 asm("r1") = __a1; \ + register unsigned long r2 asm("r2") = __a2; \ + register unsigned long r3 asm("r3") = __a3
#define __declare_arg_4(a0, a1, a2, a3, a4, res) \ + typeof(a4) __a4 = a4; \ __declare_arg_3(a0, a1, a2, a3, res); \ - register typeof(a4) r4 asm("r4") = a4 + register unsigned long r4 asm("r4") = __a4
#define __declare_arg_5(a0, a1, a2, a3, a4, a5, res) \ + typeof(a5) __a5 = a5; \ __declare_arg_4(a0, a1, a2, a3, a4, res); \ - register typeof(a5) r5 asm("r5") = a5 + register unsigned long r5 asm("r5") = __a5
#define __declare_arg_6(a0, a1, a2, a3, a4, a5, a6, res) \ + typeof(a6) __a6 = a6; \ __declare_arg_5(a0, a1, a2, a3, a4, a5, res); \ - register typeof(a6) r6 asm("r6") = a6 + register unsigned long r6 asm("r6") = __a6
#define __declare_arg_7(a0, a1, a2, a3, a4, a5, a6, a7, res) \ + typeof(a7) __a7 = a7; \ __declare_arg_6(a0, a1, a2, a3, a4, a5, a6, res); \ - register typeof(a7) r7 asm("r7") = a7 + register unsigned long r7 asm("r7") = __a7
#define ___declare_args(count, ...) __declare_arg_ ## count(__VA_ARGS__) #define __declare_args(count, ...) ___declare_args(count, __VA_ARGS__) diff --git a/include/linux/bitfield.h b/include/linux/bitfield.h index cf2588d81148..147a7bb341dd 100644 --- a/include/linux/bitfield.h +++ b/include/linux/bitfield.h @@ -104,7 +104,7 @@ (typeof(_mask))(((_reg) & (_mask)) >> __bf_shf(_mask)); \ })
-extern void __compiletime_warning("value doesn't fit into mask") +extern void __compiletime_error("value doesn't fit into mask") __field_overflow(void); extern void __compiletime_error("bad bitfield mask") __bad_mask(void); @@ -121,8 +121,8 @@ static __always_inline u64 field_mask(u64 field) #define ____MAKE_OP(type,base,to,from) \ static __always_inline __##type type##_encode_bits(base v, base field) \ { \ - if (__builtin_constant_p(v) && (v & ~field_multiplier(field))) \ - __field_overflow(); \ + if (__builtin_constant_p(v) && (v & ~field_mask(field))) \ + __field_overflow(); \ return to((v & field_mask(field)) * field_multiplier(field)); \ } \ static __always_inline __##type type##_replace_bits(__##type old, \ diff --git a/include/linux/platform_data/ina2xx.h b/include/linux/platform_data/ina2xx.h index 9abc0ca7259b..9f0aa1b48c78 100644 --- a/include/linux/platform_data/ina2xx.h +++ b/include/linux/platform_data/ina2xx.h @@ -1,7 +1,7 @@ /* * Driver for Texas Instruments INA219, INA226 power monitor chips * - * Copyright (C) 2012 Lothar Felten l-felten@ti.com + * Copyright (C) 2012 Lothar Felten lothar.felten@gmail.com * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h index c85704fcdbd2..ee7e987ea1b4 100644 --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -95,8 +95,8 @@ struct k_itimer { clockid_t it_clock; timer_t it_id; int it_active; - int it_overrun; - int it_overrun_last; + s64 it_overrun; + s64 it_overrun_last; int it_requeue_pending; int it_sigev_notify; ktime_t it_interval; diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index b21c4bd96b84..f80769175c56 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -269,6 +269,7 @@ struct power_supply { spinlock_t changed_lock; bool changed; bool initialized; + bool removing; atomic_t use_cnt; #ifdef CONFIG_THERMAL struct thermal_zone_device *tzd; diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h index 3468703d663a..a459a5e973a7 100644 --- a/include/linux/regulator/machine.h +++ b/include/linux/regulator/machine.h @@ -48,9 +48,9 @@ struct regulator; * DISABLE_IN_SUSPEND - turn off regulator in suspend states * ENABLE_IN_SUSPEND - keep regulator on in suspend states */ -#define DO_NOTHING_IN_SUSPEND (-1) -#define DISABLE_IN_SUSPEND 0 -#define ENABLE_IN_SUSPEND 1 +#define DO_NOTHING_IN_SUSPEND 0 +#define DISABLE_IN_SUSPEND 1 +#define ENABLE_IN_SUSPEND 2
/* Regulator active discharge flags */ enum regulator_active_discharge { diff --git a/include/linux/uio.h b/include/linux/uio.h index 409c845d4cd3..422b1c01ee0d 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -172,7 +172,7 @@ size_t copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i) static __always_inline __must_check size_t copy_to_iter_mcsafe(void *addr, size_t bytes, struct iov_iter *i) { - if (unlikely(!check_copy_size(addr, bytes, false))) + if (unlikely(!check_copy_size(addr, bytes, true))) return 0; else return _copy_to_iter_mcsafe(addr, bytes, i); diff --git a/include/media/v4l2-fh.h b/include/media/v4l2-fh.h index ea73fef8bdc0..8586cfb49828 100644 --- a/include/media/v4l2-fh.h +++ b/include/media/v4l2-fh.h @@ -38,10 +38,13 @@ struct v4l2_ctrl_handler; * @prio: priority of the file handler, as defined by &enum v4l2_priority * * @wait: event' s wait queue + * @subscribe_lock: serialise changes to the subscribed list; guarantee that + * the add and del event callbacks are orderly called * @subscribed: list of subscribed events * @available: list of events waiting to be dequeued * @navailable: number of available events at @available list * @sequence: event sequence number + * * @m2m_ctx: pointer to &struct v4l2_m2m_ctx */ struct v4l2_fh { @@ -52,6 +55,7 @@ struct v4l2_fh {
/* Events */ wait_queue_head_t wait; + struct mutex subscribe_lock; struct list_head subscribed; struct list_head available; unsigned int navailable; diff --git a/include/rdma/opa_addr.h b/include/rdma/opa_addr.h index 2bbb7a67e643..66d4393d339c 100644 --- a/include/rdma/opa_addr.h +++ b/include/rdma/opa_addr.h @@ -120,7 +120,7 @@ static inline bool rdma_is_valid_unicast_lid(struct rdma_ah_attr *attr) if (attr->type == RDMA_AH_ATTR_TYPE_IB) { if (!rdma_ah_get_dlid(attr) || rdma_ah_get_dlid(attr) >= - be32_to_cpu(IB_MULTICAST_LID_BASE)) + be16_to_cpu(IB_MULTICAST_LID_BASE)) return false; } else if (attr->type == RDMA_AH_ATTR_TYPE_OPA) { if (!rdma_ah_get_dlid(attr) || diff --git a/kernel/bpf/sockmap.c b/kernel/bpf/sockmap.c index 58899601fccf..ed707b21d152 100644 --- a/kernel/bpf/sockmap.c +++ b/kernel/bpf/sockmap.c @@ -1430,12 +1430,15 @@ static void smap_tx_work(struct work_struct *w) static void smap_write_space(struct sock *sk) { struct smap_psock *psock; + void (*write_space)(struct sock *sk);
rcu_read_lock(); psock = smap_psock_sk(sk); if (likely(psock && test_bit(SMAP_TX_RUNNING, &psock->state))) schedule_work(&psock->tx_work); + write_space = psock->save_write_space; rcu_read_unlock(); + write_space(sk); }
static void smap_stop_sock(struct smap_psock *psock, struct sock *sk) @@ -2143,7 +2146,9 @@ static struct bpf_map *sock_hash_alloc(union bpf_attr *attr) return ERR_PTR(-EPERM);
/* check sanity of attributes */ - if (attr->max_entries == 0 || attr->value_size != 4 || + if (attr->max_entries == 0 || + attr->key_size == 0 || + attr->value_size != 4 || attr->map_flags & ~SOCK_CREATE_FLAG_MASK) return ERR_PTR(-EINVAL);
@@ -2270,8 +2275,10 @@ static struct htab_elem *alloc_sock_hash_elem(struct bpf_htab *htab, } l_new = kmalloc_node(htab->elem_size, GFP_ATOMIC | __GFP_NOWARN, htab->map.numa_node); - if (!l_new) + if (!l_new) { + atomic_dec(&htab->count); return ERR_PTR(-ENOMEM); + }
memcpy(l_new->key, key, key_size); l_new->sk = sk; diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c index 6e28d2866be5..314e2a9040c7 100644 --- a/kernel/events/hw_breakpoint.c +++ b/kernel/events/hw_breakpoint.c @@ -400,16 +400,35 @@ int dbg_release_bp_slot(struct perf_event *bp) return 0; }
-static int validate_hw_breakpoint(struct perf_event *bp) +#ifndef hw_breakpoint_arch_parse +int hw_breakpoint_arch_parse(struct perf_event *bp, + const struct perf_event_attr *attr, + struct arch_hw_breakpoint *hw) { - int ret; + int err;
- ret = arch_validate_hwbkpt_settings(bp); - if (ret) - return ret; + err = arch_validate_hwbkpt_settings(bp); + if (err) + return err; + + *hw = bp->hw.info; + + return 0; +} +#endif + +static int hw_breakpoint_parse(struct perf_event *bp, + const struct perf_event_attr *attr, + struct arch_hw_breakpoint *hw) +{ + int err; + + err = hw_breakpoint_arch_parse(bp, attr, hw); + if (err) + return err;
if (arch_check_bp_in_kernelspace(bp)) { - if (bp->attr.exclude_kernel) + if (attr->exclude_kernel) return -EINVAL; /* * Don't let unprivileged users set a breakpoint in the trap @@ -424,19 +443,22 @@ static int validate_hw_breakpoint(struct perf_event *bp)
int register_perf_hw_breakpoint(struct perf_event *bp) { - int ret; - - ret = reserve_bp_slot(bp); - if (ret) - return ret; + struct arch_hw_breakpoint hw; + int err;
- ret = validate_hw_breakpoint(bp); + err = reserve_bp_slot(bp); + if (err) + return err;
- /* if arch_validate_hwbkpt_settings() fails then release bp slot */ - if (ret) + err = hw_breakpoint_parse(bp, &bp->attr, &hw); + if (err) { release_bp_slot(bp); + return err; + }
- return ret; + bp->hw.info = hw; + + return 0; }
/** @@ -464,6 +486,7 @@ modify_user_hw_breakpoint_check(struct perf_event *bp, struct perf_event_attr *a u64 old_len = bp->attr.bp_len; int old_type = bp->attr.bp_type; bool modify = attr->bp_type != old_type; + struct arch_hw_breakpoint hw; int err = 0;
bp->attr.bp_addr = attr->bp_addr; @@ -473,7 +496,7 @@ modify_user_hw_breakpoint_check(struct perf_event *bp, struct perf_event_attr *a if (check && memcmp(&bp->attr, attr, sizeof(*attr))) return -EINVAL;
- err = validate_hw_breakpoint(bp); + err = hw_breakpoint_parse(bp, attr, &hw); if (!err && modify) err = modify_bp_slot(bp, old_type);
@@ -484,7 +507,9 @@ modify_user_hw_breakpoint_check(struct perf_event *bp, struct perf_event_attr *a return err; }
+ bp->hw.info = hw; bp->attr.disabled = attr->disabled; + return 0; }
diff --git a/kernel/module.c b/kernel/module.c index f475f30eed8c..4a6b9c6d5f2c 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -4067,7 +4067,7 @@ static unsigned long mod_find_symname(struct module *mod, const char *name)
for (i = 0; i < kallsyms->num_symtab; i++) if (strcmp(name, symname(kallsyms, i)) == 0 && - kallsyms->symtab[i].st_info != 'U') + kallsyms->symtab[i].st_shndx != SHN_UNDEF) return kallsyms->symtab[i].st_value; return 0; } @@ -4113,6 +4113,10 @@ int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *, if (mod->state == MODULE_STATE_UNFORMED) continue; for (i = 0; i < kallsyms->num_symtab; i++) { + + if (kallsyms->symtab[i].st_shndx == SHN_UNDEF) + continue; + ret = fn(data, symname(kallsyms, i), mod, kallsyms->symtab[i].st_value); if (ret != 0) diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c index 639321bf2e39..fa5de5e8de61 100644 --- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -581,11 +581,11 @@ static void alarm_timer_rearm(struct k_itimer *timr) * @timr: Pointer to the posixtimer data struct * @now: Current time to forward the timer against */ -static int alarm_timer_forward(struct k_itimer *timr, ktime_t now) +static s64 alarm_timer_forward(struct k_itimer *timr, ktime_t now) { struct alarm *alarm = &timr->it.alarm.alarmtimer;
- return (int) alarm_forward(alarm, timr->it_interval, now); + return alarm_forward(alarm, timr->it_interval, now); }
/** @@ -808,7 +808,8 @@ static int alarm_timer_nsleep(const clockid_t which_clock, int flags, /* Convert (if necessary) to absolute time */ if (flags != TIMER_ABSTIME) { ktime_t now = alarm_bases[type].gettime(); - exp = ktime_add(now, exp); + + exp = ktime_add_safe(now, exp); }
ret = alarmtimer_do_nsleep(&alarm, exp, type); diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index 9cdf54b04ca8..294d7b65af33 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -85,7 +85,7 @@ static void bump_cpu_timer(struct k_itimer *timer, u64 now) continue;
timer->it.cpu.expires += incr; - timer->it_overrun += 1 << i; + timer->it_overrun += 1LL << i; delta -= incr; } } diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c index e08ce3f27447..e475012bff7e 100644 --- a/kernel/time/posix-timers.c +++ b/kernel/time/posix-timers.c @@ -283,6 +283,17 @@ static __init int init_posix_timers(void) } __initcall(init_posix_timers);
+/* + * The siginfo si_overrun field and the return value of timer_getoverrun(2) + * are of type int. Clamp the overrun value to INT_MAX + */ +static inline int timer_overrun_to_int(struct k_itimer *timr, int baseval) +{ + s64 sum = timr->it_overrun_last + (s64)baseval; + + return sum > (s64)INT_MAX ? INT_MAX : (int)sum; +} + static void common_hrtimer_rearm(struct k_itimer *timr) { struct hrtimer *timer = &timr->it.real.timer; @@ -290,9 +301,8 @@ static void common_hrtimer_rearm(struct k_itimer *timr) if (!timr->it_interval) return;
- timr->it_overrun += (unsigned int) hrtimer_forward(timer, - timer->base->get_time(), - timr->it_interval); + timr->it_overrun += hrtimer_forward(timer, timer->base->get_time(), + timr->it_interval); hrtimer_restart(timer); }
@@ -321,10 +331,10 @@ void posixtimer_rearm(struct siginfo *info)
timr->it_active = 1; timr->it_overrun_last = timr->it_overrun; - timr->it_overrun = -1; + timr->it_overrun = -1LL; ++timr->it_requeue_pending;
- info->si_overrun += timr->it_overrun_last; + info->si_overrun = timer_overrun_to_int(timr, info->si_overrun); }
unlock_timer(timr, flags); @@ -418,9 +428,8 @@ static enum hrtimer_restart posix_timer_fn(struct hrtimer *timer) now = ktime_add(now, kj); } #endif - timr->it_overrun += (unsigned int) - hrtimer_forward(timer, now, - timr->it_interval); + timr->it_overrun += hrtimer_forward(timer, now, + timr->it_interval); ret = HRTIMER_RESTART; ++timr->it_requeue_pending; timr->it_active = 1; @@ -524,7 +533,7 @@ static int do_timer_create(clockid_t which_clock, struct sigevent *event, new_timer->it_id = (timer_t) new_timer_id; new_timer->it_clock = which_clock; new_timer->kclock = kc; - new_timer->it_overrun = -1; + new_timer->it_overrun = -1LL;
if (event) { rcu_read_lock(); @@ -645,11 +654,11 @@ static ktime_t common_hrtimer_remaining(struct k_itimer *timr, ktime_t now) return __hrtimer_expires_remaining_adjusted(timer, now); }
-static int common_hrtimer_forward(struct k_itimer *timr, ktime_t now) +static s64 common_hrtimer_forward(struct k_itimer *timr, ktime_t now) { struct hrtimer *timer = &timr->it.real.timer;
- return (int)hrtimer_forward(timer, now, timr->it_interval); + return hrtimer_forward(timer, now, timr->it_interval); }
/* @@ -789,7 +798,7 @@ SYSCALL_DEFINE1(timer_getoverrun, timer_t, timer_id) if (!timr) return -EINVAL;
- overrun = timr->it_overrun_last; + overrun = timer_overrun_to_int(timr, 0); unlock_timer(timr, flags);
return overrun; diff --git a/kernel/time/posix-timers.h b/kernel/time/posix-timers.h index 151e28f5bf30..ddb21145211a 100644 --- a/kernel/time/posix-timers.h +++ b/kernel/time/posix-timers.h @@ -19,7 +19,7 @@ struct k_clock { void (*timer_get)(struct k_itimer *timr, struct itimerspec64 *cur_setting); void (*timer_rearm)(struct k_itimer *timr); - int (*timer_forward)(struct k_itimer *timr, ktime_t now); + s64 (*timer_forward)(struct k_itimer *timr, ktime_t now); ktime_t (*timer_remaining)(struct k_itimer *timr, ktime_t now); int (*timer_try_to_cancel)(struct k_itimer *timr); void (*timer_arm)(struct k_itimer *timr, ktime_t expires, diff --git a/lib/klist.c b/lib/klist.c index 0507fa5d84c5..f6b547812fe3 100644 --- a/lib/klist.c +++ b/lib/klist.c @@ -336,8 +336,9 @@ struct klist_node *klist_prev(struct klist_iter *i) void (*put)(struct klist_node *) = i->i_klist->put; struct klist_node *last = i->i_cur; struct klist_node *prev; + unsigned long flags;
- spin_lock(&i->i_klist->k_lock); + spin_lock_irqsave(&i->i_klist->k_lock, flags);
if (last) { prev = to_klist_node(last->n_node.prev); @@ -356,7 +357,7 @@ struct klist_node *klist_prev(struct klist_iter *i) prev = to_klist_node(prev->n_node.prev); }
- spin_unlock(&i->i_klist->k_lock); + spin_unlock_irqrestore(&i->i_klist->k_lock, flags);
if (put && last) put(last); @@ -377,8 +378,9 @@ struct klist_node *klist_next(struct klist_iter *i) void (*put)(struct klist_node *) = i->i_klist->put; struct klist_node *last = i->i_cur; struct klist_node *next; + unsigned long flags;
- spin_lock(&i->i_klist->k_lock); + spin_lock_irqsave(&i->i_klist->k_lock, flags);
if (last) { next = to_klist_node(last->n_node.next); @@ -397,7 +399,7 @@ struct klist_node *klist_next(struct klist_iter *i) next = to_klist_node(next->n_node.next); }
- spin_unlock(&i->i_klist->k_lock); + spin_unlock_irqrestore(&i->i_klist->k_lock, flags);
if (put && last) put(last); diff --git a/net/6lowpan/iphc.c b/net/6lowpan/iphc.c index 6b1042e21656..52fad5dad9f7 100644 --- a/net/6lowpan/iphc.c +++ b/net/6lowpan/iphc.c @@ -770,6 +770,7 @@ int lowpan_header_decompress(struct sk_buff *skb, const struct net_device *dev, hdr.hop_limit, &hdr.daddr);
skb_push(skb, sizeof(hdr)); + skb_reset_mac_header(skb); skb_reset_network_header(skb); skb_copy_to_linear_data(skb, &hdr, sizeof(hdr));
diff --git a/net/ipv4/tcp_bbr.c b/net/ipv4/tcp_bbr.c index 4bfff3c87e8e..e99d6afb70ef 100644 --- a/net/ipv4/tcp_bbr.c +++ b/net/ipv4/tcp_bbr.c @@ -95,11 +95,10 @@ struct bbr { u32 mode:3, /* current bbr_mode in state machine */ prev_ca_state:3, /* CA state on previous ACK */ packet_conservation:1, /* use packet conservation? */ - restore_cwnd:1, /* decided to revert cwnd to old value */ round_start:1, /* start of packet-timed tx->ack round? */ idle_restart:1, /* restarting after idle? */ probe_rtt_round_done:1, /* a BBR_PROBE_RTT round at 4 pkts? */ - unused:12, + unused:13, lt_is_sampling:1, /* taking long-term ("LT") samples now? */ lt_rtt_cnt:7, /* round trips in long-term interval */ lt_use_bw:1; /* use lt_bw as our bw estimate? */ @@ -175,6 +174,8 @@ static const u32 bbr_lt_bw_diff = 4000 / 8; /* If we estimate we're policed, use lt_bw for this many round trips: */ static const u32 bbr_lt_bw_max_rtts = 48;
+static void bbr_check_probe_rtt_done(struct sock *sk); + /* Do we estimate that STARTUP filled the pipe? */ static bool bbr_full_bw_reached(const struct sock *sk) { @@ -305,6 +306,8 @@ static void bbr_cwnd_event(struct sock *sk, enum tcp_ca_event event) */ if (bbr->mode == BBR_PROBE_BW) bbr_set_pacing_rate(sk, bbr_bw(sk), BBR_UNIT); + else if (bbr->mode == BBR_PROBE_RTT) + bbr_check_probe_rtt_done(sk); } }
@@ -392,17 +395,11 @@ static bool bbr_set_cwnd_to_recover_or_restore( cwnd = tcp_packets_in_flight(tp) + acked; } else if (prev_state >= TCP_CA_Recovery && state < TCP_CA_Recovery) { /* Exiting loss recovery; restore cwnd saved before recovery. */ - bbr->restore_cwnd = 1; + cwnd = max(cwnd, bbr->prior_cwnd); bbr->packet_conservation = 0; } bbr->prev_ca_state = state;
- if (bbr->restore_cwnd) { - /* Restore cwnd after exiting loss recovery or PROBE_RTT. */ - cwnd = max(cwnd, bbr->prior_cwnd); - bbr->restore_cwnd = 0; - } - if (bbr->packet_conservation) { *new_cwnd = max(cwnd, tcp_packets_in_flight(tp) + acked); return true; /* yes, using packet conservation */ @@ -744,6 +741,20 @@ static void bbr_check_drain(struct sock *sk, const struct rate_sample *rs) bbr_reset_probe_bw_mode(sk); /* we estimate queue is drained */ }
+static void bbr_check_probe_rtt_done(struct sock *sk) +{ + struct tcp_sock *tp = tcp_sk(sk); + struct bbr *bbr = inet_csk_ca(sk); + + if (!(bbr->probe_rtt_done_stamp && + after(tcp_jiffies32, bbr->probe_rtt_done_stamp))) + return; + + bbr->min_rtt_stamp = tcp_jiffies32; /* wait a while until PROBE_RTT */ + tp->snd_cwnd = max(tp->snd_cwnd, bbr->prior_cwnd); + bbr_reset_mode(sk); +} + /* The goal of PROBE_RTT mode is to have BBR flows cooperatively and * periodically drain the bottleneck queue, to converge to measure the true * min_rtt (unloaded propagation delay). This allows the flows to keep queues @@ -802,12 +813,8 @@ static void bbr_update_min_rtt(struct sock *sk, const struct rate_sample *rs) } else if (bbr->probe_rtt_done_stamp) { if (bbr->round_start) bbr->probe_rtt_round_done = 1; - if (bbr->probe_rtt_round_done && - after(tcp_jiffies32, bbr->probe_rtt_done_stamp)) { - bbr->min_rtt_stamp = tcp_jiffies32; - bbr->restore_cwnd = 1; /* snap to prior_cwnd */ - bbr_reset_mode(sk); - } + if (bbr->probe_rtt_round_done) + bbr_check_probe_rtt_done(sk); } } /* Restart after idle ends only once we process a new S/ACK for data */ @@ -858,7 +865,6 @@ static void bbr_init(struct sock *sk) bbr->has_seen_rtt = 0; bbr_init_pacing_rate_from_rtt(sk);
- bbr->restore_cwnd = 0; bbr->round_start = 0; bbr->idle_restart = 0; bbr->full_bw_reached = 0; diff --git a/net/ncsi/ncsi-netlink.c b/net/ncsi/ncsi-netlink.c index 82e6edf9c5d9..45f33d6dedf7 100644 --- a/net/ncsi/ncsi-netlink.c +++ b/net/ncsi/ncsi-netlink.c @@ -100,7 +100,7 @@ static int ncsi_write_package_info(struct sk_buff *skb, bool found; int rc;
- if (id > ndp->package_num) { + if (id > ndp->package_num - 1) { netdev_info(ndp->ndev.dev, "NCSI: No package with id %u\n", id); return -ENODEV; } @@ -240,7 +240,7 @@ static int ncsi_pkg_info_all_nl(struct sk_buff *skb, return 0; /* done */
hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq, - &ncsi_genl_family, 0, NCSI_CMD_PKG_INFO); + &ncsi_genl_family, NLM_F_MULTI, NCSI_CMD_PKG_INFO); if (!hdr) { rc = -EMSGSIZE; goto err; diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index 2ccf194c3ebb..8015e50e8d0a 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -222,9 +222,14 @@ static void tls_write_space(struct sock *sk) { struct tls_context *ctx = tls_get_ctx(sk);
- /* We are already sending pages, ignore notification */ - if (ctx->in_tcp_sendpages) + /* If in_tcp_sendpages call lower protocol write space handler + * to ensure we wake up any waiting operations there. For example + * if do_tcp_sendpages where to call sk_wait_event. + */ + if (ctx->in_tcp_sendpages) { + ctx->sk_write_space(sk); return; + }
if (!sk->sk_write_pending && tls_is_pending_closed_record(ctx)) { gfp_t sk_allocation = sk->sk_allocation; diff --git a/sound/aoa/core/gpio-feature.c b/sound/aoa/core/gpio-feature.c index 71960089e207..65557421fe0b 100644 --- a/sound/aoa/core/gpio-feature.c +++ b/sound/aoa/core/gpio-feature.c @@ -88,8 +88,10 @@ static struct device_node *get_gpio(char *name, }
reg = of_get_property(np, "reg", NULL); - if (!reg) + if (!reg) { + of_node_put(np); return NULL; + }
*gpioptr = *reg;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 647ae1a71e10..28dc5e124995 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2535,7 +2535,8 @@ static const struct pci_device_id azx_ids[] = { .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB }, /* AMD Raven */ { PCI_DEVICE(0x1022, 0x15e3), - .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB }, + .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB | + AZX_DCAPS_PM_RUNTIME }, /* ATI HDMI */ { PCI_DEVICE(0x1002, 0x0002), .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, diff --git a/sound/soc/codecs/rt1305.c b/sound/soc/codecs/rt1305.c index f4c8c45f4010..421b8fb2fa04 100644 --- a/sound/soc/codecs/rt1305.c +++ b/sound/soc/codecs/rt1305.c @@ -1066,7 +1066,7 @@ static void rt1305_calibrate(struct rt1305_priv *rt1305) pr_debug("Left_rhl = 0x%x rh=0x%x rl=0x%x\n", rhl, rh, rl); pr_info("Left channel %d.%dohm\n", (r0ohm/10), (r0ohm%10));
- r0l = 562949953421312; + r0l = 562949953421312ULL; if (rhl != 0) do_div(r0l, rhl); pr_debug("Left_r0 = 0x%llx\n", r0l); @@ -1083,7 +1083,7 @@ static void rt1305_calibrate(struct rt1305_priv *rt1305) pr_debug("Right_rhl = 0x%x rh=0x%x rl=0x%x\n", rhl, rh, rl); pr_info("Right channel %d.%dohm\n", (r0ohm/10), (r0ohm%10));
- r0r = 562949953421312; + r0r = 562949953421312ULL; if (rhl != 0) do_div(r0r, rhl); pr_debug("Right_r0 = 0x%llx\n", r0r); diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c index 33065ba294a9..d2c9d7865bde 100644 --- a/sound/soc/intel/boards/bytcr_rt5640.c +++ b/sound/soc/intel/boards/bytcr_rt5640.c @@ -404,7 +404,7 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { }, .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | BYT_RT5640_JD_SRC_JD1_IN4P | - BYT_RT5640_OVCD_TH_2000UA | + BYT_RT5640_OVCD_TH_1500UA | BYT_RT5640_OVCD_SF_0P75 | BYT_RT5640_SSP0_AIF1 | BYT_RT5640_MCLK_EN), diff --git a/sound/soc/qcom/qdsp6/q6afe.c b/sound/soc/qcom/qdsp6/q6afe.c index 01f43218984b..69a7896cb713 100644 --- a/sound/soc/qcom/qdsp6/q6afe.c +++ b/sound/soc/qcom/qdsp6/q6afe.c @@ -777,7 +777,7 @@ static int q6afe_callback(struct apr_device *adev, struct apr_resp_pkt *data) */ int q6afe_get_port_id(int index) { - if (index < 0 || index > AFE_PORT_MAX) + if (index < 0 || index >= AFE_PORT_MAX) return -EINVAL;
return port_maps[index].port_id; @@ -1014,7 +1014,7 @@ int q6afe_port_stop(struct q6afe_port *port)
port_id = port->id; index = port->token; - if (index < 0 || index > AFE_PORT_MAX) { + if (index < 0 || index >= AFE_PORT_MAX) { dev_err(afe->dev, "AFE port index[%d] invalid!\n", index); return -EINVAL; } @@ -1355,7 +1355,7 @@ struct q6afe_port *q6afe_port_get_from_id(struct device *dev, int id) unsigned long flags; int cfg_type;
- if (id < 0 || id > AFE_PORT_MAX) { + if (id < 0 || id >= AFE_PORT_MAX) { dev_err(dev, "AFE port token[%d] invalid!\n", id); return ERR_PTR(-EINVAL); } diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index cf4b40d376e5..c675058b908b 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -37,6 +37,7 @@ #define CHNL_4 (1 << 22) /* Channels */ #define CHNL_6 (2 << 22) /* Channels */ #define CHNL_8 (3 << 22) /* Channels */ +#define DWL_MASK (7 << 19) /* Data Word Length mask */ #define DWL_8 (0 << 19) /* Data Word Length */ #define DWL_16 (1 << 19) /* Data Word Length */ #define DWL_18 (2 << 19) /* Data Word Length */ @@ -353,21 +354,18 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod, struct rsnd_dai *rdai = rsnd_io_to_rdai(io); struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); - u32 cr_own; - u32 cr_mode; - u32 wsr; + u32 cr_own = ssi->cr_own; + u32 cr_mode = ssi->cr_mode; + u32 wsr = ssi->wsr; int is_tdm;
- if (rsnd_ssi_is_parent(mod, io)) - return; - is_tdm = rsnd_runtime_is_ssi_tdm(io);
/* * always use 32bit system word. * see also rsnd_ssi_master_clk_enable() */ - cr_own = FORCE | SWL_32; + cr_own |= FORCE | SWL_32;
if (rdai->bit_clk_inv) cr_own |= SCKP; @@ -377,9 +375,18 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod, cr_own |= SDTA; if (rdai->sys_delay) cr_own |= DEL; + + /* + * We shouldn't exchange SWSP after running. + * This means, parent needs to care it. + */ + if (rsnd_ssi_is_parent(mod, io)) + goto init_end; + if (rsnd_io_is_play(io)) cr_own |= TRMD;
+ cr_own &= ~DWL_MASK; switch (snd_pcm_format_width(runtime->format)) { case 16: cr_own |= DWL_16; @@ -406,7 +413,7 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod, wsr |= WS_MODE; cr_own |= CHNL_8; } - +init_end: ssi->cr_own = cr_own; ssi->cr_mode = cr_mode; ssi->wsr = wsr; @@ -465,15 +472,18 @@ static int rsnd_ssi_quit(struct rsnd_mod *mod, return -EIO; }
- if (!rsnd_ssi_is_parent(mod, io)) - ssi->cr_own = 0; - rsnd_ssi_master_clk_stop(mod, io);
rsnd_mod_power_off(mod);
ssi->usrcnt--;
+ if (!ssi->usrcnt) { + ssi->cr_own = 0; + ssi->cr_mode = 0; + ssi->wsr = 0; + } + return 0; }
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 229c12349803..a099c3e45504 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -4073,6 +4073,13 @@ int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card) continue; }
+ /* let users know there is no DAI to link */ + if (!dai_w->priv) { + dev_dbg(card->dev, "dai widget %s has no DAI\n", + dai_w->name); + continue; + } + dai = dai_w->priv;
/* ...find all widgets with the same stream and link them */ diff --git a/tools/bpf/bpftool/map_perf_ring.c b/tools/bpf/bpftool/map_perf_ring.c index 1832100d1b27..6d41323be291 100644 --- a/tools/bpf/bpftool/map_perf_ring.c +++ b/tools/bpf/bpftool/map_perf_ring.c @@ -194,8 +194,10 @@ int do_event_pipe(int argc, char **argv) }
while (argc) { - if (argc < 2) + if (argc < 2) { BAD_ARG(); + goto err_close_map; + }
if (is_prefix(*argv, "cpu")) { char *endptr; @@ -221,6 +223,7 @@ int do_event_pipe(int argc, char **argv) NEXT_ARG(); } else { BAD_ARG(); + goto err_close_map; }
do_all = false; diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 4f5de8245b32..6631b0b8b4ab 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -385,7 +385,7 @@ static int test_and_print(struct test *t, bool force_skip, int subtest) if (!t->subtest.get_nr) pr_debug("%s:", t->desc); else - pr_debug("%s subtest %d:", t->desc, subtest); + pr_debug("%s subtest %d:", t->desc, subtest + 1);
switch (err) { case TEST_OK: diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh index 3bb4c2ba7b14..197e769c2ed1 100755 --- a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh +++ b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh @@ -74,12 +74,14 @@ test_vlan_match()
test_gretap() { - test_vlan_match gt4 'vlan_id 555 vlan_ethtype ip' "mirror to gretap" + test_vlan_match gt4 'skip_hw vlan_id 555 vlan_ethtype ip' \ + "mirror to gretap" }
test_ip6gretap() { - test_vlan_match gt6 'vlan_id 555 vlan_ethtype ipv6' "mirror to ip6gretap" + test_vlan_match gt6 'skip_hw vlan_id 555 vlan_ethtype ip' \ + "mirror to ip6gretap" }
test_gretap_stp() diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_lib.sh b/tools/testing/selftests/net/forwarding/mirror_gre_lib.sh index 619b469365be..1c18e332cd4f 100644 --- a/tools/testing/selftests/net/forwarding/mirror_gre_lib.sh +++ b/tools/testing/selftests/net/forwarding/mirror_gre_lib.sh @@ -62,7 +62,7 @@ full_test_span_gre_dir_vlan_ips() "$backward_type" "$ip1" "$ip2"
tc filter add dev $h3 ingress pref 77 prot 802.1q \ - flower $vlan_match ip_proto 0x2f \ + flower $vlan_match \ action pass mirror_test v$h1 $ip1 $ip2 $h3 77 10 tc filter del dev $h3 ingress pref 77 diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_vlan_bridge_1q.sh b/tools/testing/selftests/net/forwarding/mirror_gre_vlan_bridge_1q.sh index 5dbc7a08f4bd..a12274776116 100755 --- a/tools/testing/selftests/net/forwarding/mirror_gre_vlan_bridge_1q.sh +++ b/tools/testing/selftests/net/forwarding/mirror_gre_vlan_bridge_1q.sh @@ -79,12 +79,14 @@ test_vlan_match()
test_gretap() { - test_vlan_match gt4 'vlan_id 555 vlan_ethtype ip' "mirror to gretap" + test_vlan_match gt4 'skip_hw vlan_id 555 vlan_ethtype ip' \ + "mirror to gretap" }
test_ip6gretap() { - test_vlan_match gt6 'vlan_id 555 vlan_ethtype ipv6' "mirror to ip6gretap" + test_vlan_match gt6 'skip_hw vlan_id 555 vlan_ethtype ip' \ + "mirror to ip6gretap" }
test_span_gre_forbidden_cpu()