diff --git a/Documentation/ABI/testing/sysfs-bus-iio-lptimer-stm32 b/Documentation/ABI/testing/sysfs-bus-iio-lptimer-stm32 deleted file mode 100644 index 73498ff666bd7..0000000000000 --- a/Documentation/ABI/testing/sysfs-bus-iio-lptimer-stm32 +++ /dev/null @@ -1,62 +0,0 @@ -What: /sys/bus/iio/devices/iio:deviceX/in_count0_preset -KernelVersion: 4.13 -Contact: fabrice.gasnier@st.com -Description: - Reading returns the current preset value. Writing sets the - preset value. Encoder counts continuously from 0 to preset - value, depending on direction (up/down). - -What: /sys/bus/iio/devices/iio:deviceX/in_count_quadrature_mode_available -KernelVersion: 4.13 -Contact: fabrice.gasnier@st.com -Description: - Reading returns the list possible quadrature modes. - -What: /sys/bus/iio/devices/iio:deviceX/in_count0_quadrature_mode -KernelVersion: 4.13 -Contact: fabrice.gasnier@st.com -Description: - Configure the device counter quadrature modes: - - - non-quadrature: - Encoder IN1 input servers as the count input (up - direction). - - - quadrature: - Encoder IN1 and IN2 inputs are mixed to get direction - and count. - -What: /sys/bus/iio/devices/iio:deviceX/in_count_polarity_available -KernelVersion: 4.13 -Contact: fabrice.gasnier@st.com -Description: - Reading returns the list possible active edges. - -What: /sys/bus/iio/devices/iio:deviceX/in_count0_polarity -KernelVersion: 4.13 -Contact: fabrice.gasnier@st.com -Description: - Configure the device encoder/counter active edge: - - - rising-edge - - falling-edge - - both-edges - - In non-quadrature mode, device counts up on active edge. - - In quadrature mode, encoder counting scenarios are as follows: - - +---------+----------+--------------------+--------------------+ - | Active | Level on | IN1 signal | IN2 signal | - | edge | opposite +----------+---------+----------+---------+ - | | signal | Rising | Falling | Rising | Falling | - +---------+----------+----------+---------+----------+---------+ - | Rising | High -> | Down | - | Up | - | - | edge | Low -> | Up | - | Down | - | - +---------+----------+----------+---------+----------+---------+ - | Falling | High -> | - | Up | - | Down | - | edge | Low -> | - | Down | - | Up | - +---------+----------+----------+---------+----------+---------+ - | Both | High -> | Down | Up | Up | Down | - | edges | Low -> | Up | Down | Down | Up | - +---------+----------+----------+---------+----------+---------+ diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst index e05e581af5cfe..985181dba0bac 100644 --- a/Documentation/admin-guide/hw-vuln/spectre.rst +++ b/Documentation/admin-guide/hw-vuln/spectre.rst @@ -468,7 +468,7 @@ Spectre variant 2 before invoking any firmware code to prevent Spectre variant 2 exploits using the firmware. - Using kernel address space randomization (CONFIG_RANDOMIZE_SLAB=y + Using kernel address space randomization (CONFIG_RANDOMIZE_BASE=y and CONFIG_SLAB_FREELIST_RANDOM=y in the kernel configuration) makes attacks on the kernel generally more difficult. diff --git a/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.yaml b/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.yaml index 0da42ab8fd3a5..8a67bb889f18a 100644 --- a/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.yaml +++ b/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.yaml @@ -10,6 +10,9 @@ title: Amlogic specific extensions to the Synopsys Designware HDMI Controller maintainers: - Neil Armstrong +allOf: + - $ref: /schemas/sound/name-prefix.yaml# + description: | The Amlogic Meson Synopsys Designware Integration is composed of - A Synopsys DesignWare HDMI Controller IP @@ -99,6 +102,8 @@ properties: "#sound-dai-cells": const: 0 + sound-name-prefix: true + required: - compatible - reg diff --git a/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml b/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml index a8d202c9d004c..b8cb1b4dae1ff 100644 --- a/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml +++ b/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml @@ -78,6 +78,10 @@ properties: interrupts: maxItems: 1 + amlogic,canvas: + description: should point to a canvas provider node + $ref: /schemas/types.yaml#/definitions/phandle + power-domains: maxItems: 1 description: phandle to the associated power domain @@ -106,6 +110,7 @@ required: - port@1 - "#address-cells" - "#size-cells" + - amlogic,canvas additionalProperties: false @@ -118,6 +123,7 @@ examples: interrupts = <3>; #address-cells = <1>; #size-cells = <0>; + amlogic,canvas = <&canvas>; /* CVBS VDAC output port */ port@0 { diff --git a/Documentation/devicetree/bindings/thermal/thermal-zones.yaml b/Documentation/devicetree/bindings/thermal/thermal-zones.yaml index 164f71598c595..1b3954aa71c15 100644 --- a/Documentation/devicetree/bindings/thermal/thermal-zones.yaml +++ b/Documentation/devicetree/bindings/thermal/thermal-zones.yaml @@ -199,12 +199,11 @@ patternProperties: contribution: $ref: /schemas/types.yaml#/definitions/uint32 - minimum: 0 - maximum: 100 description: - The percentage contribution of the cooling devices at the - specific trip temperature referenced in this map - to this thermal zone + The cooling contribution to the thermal zone of the referred + cooling device at the referred trip point. The contribution is + a ratio of the sum of all cooling contributions within a + thermal zone. required: - trip diff --git a/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml b/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml index 76cb9586ee00c..93cd77a6e92c0 100644 --- a/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml @@ -39,8 +39,8 @@ properties: samsung,syscon-phandle: $ref: /schemas/types.yaml#/definitions/phandle description: - Phandle to the PMU system controller node (in case of Exynos5250 - and Exynos5420). + Phandle to the PMU system controller node (in case of Exynos5250, + Exynos5420 and Exynos7). required: - compatible @@ -58,6 +58,7 @@ allOf: enum: - samsung,exynos5250-wdt - samsung,exynos5420-wdt + - samsung,exynos7-wdt then: required: - samsung,syscon-phandle diff --git a/Documentation/driver-api/dmaengine/dmatest.rst b/Documentation/driver-api/dmaengine/dmatest.rst index ee268d445d38b..d2e1d8b58e7dc 100644 --- a/Documentation/driver-api/dmaengine/dmatest.rst +++ b/Documentation/driver-api/dmaengine/dmatest.rst @@ -143,13 +143,14 @@ Part 5 - Handling channel allocation Allocating Channels ------------------- -Channels are required to be configured prior to starting the test run. -Attempting to run the test without configuring the channels will fail. +Channels do not need to be configured prior to starting a test run. Attempting +to run the test without configuring the channels will result in testing any +channels that are available. Example:: % echo 1 > /sys/module/dmatest/parameters/run - dmatest: Could not start test, no channels configured + dmatest: No channels configured, continue with any Channels are registered using the "channel" parameter. Channels can be requested by their name, once requested, the channel is registered and a pending thread is added to the test list. diff --git a/Documentation/driver-api/firewire.rst b/Documentation/driver-api/firewire.rst index 94a2d7f01d999..d3cfa73cbb2b4 100644 --- a/Documentation/driver-api/firewire.rst +++ b/Documentation/driver-api/firewire.rst @@ -19,7 +19,7 @@ of kernel interfaces is available via exported symbols in `firewire-core` module Firewire char device data structures ==================================== -.. include:: /ABI/stable/firewire-cdev +.. include:: ../ABI/stable/firewire-cdev :literal: .. kernel-doc:: include/uapi/linux/firewire-cdev.h @@ -28,7 +28,7 @@ Firewire char device data structures Firewire device probing and sysfs interfaces ============================================ -.. include:: /ABI/stable/sysfs-bus-firewire +.. include:: ../ABI/stable/sysfs-bus-firewire :literal: .. kernel-doc:: drivers/firewire/core-device.c diff --git a/Documentation/firmware-guide/acpi/dsd/data-node-references.rst b/Documentation/firmware-guide/acpi/dsd/data-node-references.rst index 9b17dc77d18c5..da0e46496fc4d 100644 --- a/Documentation/firmware-guide/acpi/dsd/data-node-references.rst +++ b/Documentation/firmware-guide/acpi/dsd/data-node-references.rst @@ -5,7 +5,7 @@ Referencing hierarchical data nodes =================================== -:Copyright: |copy| 2018 Intel Corporation +:Copyright: |copy| 2018, 2021 Intel Corporation :Author: Sakari Ailus ACPI in general allows referring to device objects in the tree only. @@ -52,12 +52,14 @@ the ANOD object which is also the final target node of the reference. Name (NOD0, Package() { ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), Package () { + Package () { "reg", 0 }, Package () { "random-property", 3 }, } }) Name (NOD1, Package() { ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), Package () { + Package () { "reg", 1 }, Package () { "anothernode", "ANOD" }, } }) @@ -74,7 +76,11 @@ the ANOD object which is also the final target node of the reference. Name (_DSD, Package () { ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), Package () { - Package () { "reference", ^DEV0, "node@1", "anothernode" }, + Package () { + "reference", Package () { + ^DEV0, "node@1", "anothernode" + } + }, } }) } diff --git a/Makefile b/Makefile index 993559750df9d..1071ec486aa5b 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 10 -SUBLEVEL = 93 +SUBLEVEL = 94 EXTRAVERSION = NAME = Dare mighty things diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 8986a91a6f31b..dd1cf70353986 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -400,12 +400,12 @@ choice Say Y here if you want kernel low-level debugging support on i.MX25. - config DEBUG_IMX21_IMX27_UART - bool "i.MX21 and i.MX27 Debug UART" - depends on SOC_IMX21 || SOC_IMX27 + config DEBUG_IMX27_UART + bool "i.MX27 Debug UART" + depends on SOC_IMX27 help Say Y here if you want kernel low-level debugging support - on i.MX21 or i.MX27. + on i.MX27. config DEBUG_IMX28_UART bool "i.MX28 Debug UART" @@ -1523,7 +1523,7 @@ config DEBUG_IMX_UART_PORT int "i.MX Debug UART Port Selection" depends on DEBUG_IMX1_UART || \ DEBUG_IMX25_UART || \ - DEBUG_IMX21_IMX27_UART || \ + DEBUG_IMX27_UART || \ DEBUG_IMX31_UART || \ DEBUG_IMX35_UART || \ DEBUG_IMX50_UART || \ @@ -1591,12 +1591,12 @@ config DEBUG_LL_INCLUDE default "debug/icedcc.S" if DEBUG_ICEDCC default "debug/imx.S" if DEBUG_IMX1_UART || \ DEBUG_IMX25_UART || \ - DEBUG_IMX21_IMX27_UART || \ + DEBUG_IMX27_UART || \ DEBUG_IMX31_UART || \ DEBUG_IMX35_UART || \ DEBUG_IMX50_UART || \ DEBUG_IMX51_UART || \ - DEBUG_IMX53_UART ||\ + DEBUG_IMX53_UART || \ DEBUG_IMX6Q_UART || \ DEBUG_IMX6SL_UART || \ DEBUG_IMX6SX_UART || \ diff --git a/arch/arm/boot/compressed/efi-header.S b/arch/arm/boot/compressed/efi-header.S index c0e7a745103e2..230030c130853 100644 --- a/arch/arm/boot/compressed/efi-header.S +++ b/arch/arm/boot/compressed/efi-header.S @@ -9,16 +9,22 @@ #include .macro __nop -#ifdef CONFIG_EFI_STUB - @ This is almost but not quite a NOP, since it does clobber the - @ condition flags. But it is the best we can do for EFI, since - @ PE/COFF expects the magic string "MZ" at offset 0, while the - @ ARM/Linux boot protocol expects an executable instruction - @ there. - .inst MZ_MAGIC | (0x1310 << 16) @ tstne r0, #0x4d000 -#else AR_CLASS( mov r0, r0 ) M_CLASS( nop.w ) + .endm + + .macro __initial_nops +#ifdef CONFIG_EFI_STUB + @ This is a two-instruction NOP, which happens to bear the + @ PE/COFF signature "MZ" in the first two bytes, so the kernel + @ is accepted as an EFI binary. Booting via the UEFI stub + @ will not execute those instructions, but the ARM/Linux + @ boot protocol does, so we need some NOPs here. + .inst MZ_MAGIC | (0xe225 << 16) @ eor r5, r5, 0x4d000 + eor r5, r5, 0x4d000 @ undo previous insn +#else + __nop + __nop #endif .endm diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index 247ce90559901..7a38c63b62bf0 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -190,7 +190,8 @@ start: * were patching the initial instructions of the kernel, i.e * had started to exploit this "patch area". */ - .rept 7 + __initial_nops + .rept 5 __nop .endr #ifndef CONFIG_THUMB2_KERNEL diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi index 9b1a24cc5e91f..df3c8d1d8f641 100644 --- a/arch/arm/boot/dts/armada-38x.dtsi +++ b/arch/arm/boot/dts/armada-38x.dtsi @@ -168,7 +168,7 @@ }; uart0: serial@12000 { - compatible = "marvell,armada-38x-uart"; + compatible = "marvell,armada-38x-uart", "ns16550a"; reg = <0x12000 0x100>; reg-shift = <2>; interrupts = ; @@ -178,7 +178,7 @@ }; uart1: serial@12100 { - compatible = "marvell,armada-38x-uart"; + compatible = "marvell,armada-38x-uart", "ns16550a"; reg = <0x12100 0x100>; reg-shift = <2>; interrupts = ; diff --git a/arch/arm/boot/dts/gemini-nas4220b.dts b/arch/arm/boot/dts/gemini-nas4220b.dts index 13112a8a5dd88..6544c730340fa 100644 --- a/arch/arm/boot/dts/gemini-nas4220b.dts +++ b/arch/arm/boot/dts/gemini-nas4220b.dts @@ -84,7 +84,7 @@ partitions { compatible = "redboot-fis"; /* Eraseblock at 0xfe0000 */ - fis-index-block = <0x1fc>; + fis-index-block = <0x7f>; }; }; diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts index 32335d4ce478b..d40c3d2c4914e 100644 --- a/arch/arm/boot/dts/omap3-n900.dts +++ b/arch/arm/boot/dts/omap3-n900.dts @@ -8,6 +8,7 @@ #include "omap34xx.dtsi" #include +#include /* * Default secure signed bootloader (Nokia X-Loader) does not enable L3 firewall @@ -630,63 +631,92 @@ }; lp5523: lp5523@32 { + #address-cells = <1>; + #size-cells = <0>; compatible = "national,lp5523"; reg = <0x32>; clock-mode = /bits/ 8 <0>; /* LP55XX_CLOCK_AUTO */ - enable-gpio = <&gpio2 9 GPIO_ACTIVE_HIGH>; /* 41 */ + enable-gpios = <&gpio2 9 GPIO_ACTIVE_HIGH>; /* 41 */ - chan0 { + led@0 { + reg = <0>; chan-name = "lp5523:kb1"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_KBD_BACKLIGHT; }; - chan1 { + led@1 { + reg = <1>; chan-name = "lp5523:kb2"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_KBD_BACKLIGHT; }; - chan2 { + led@2 { + reg = <2>; chan-name = "lp5523:kb3"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_KBD_BACKLIGHT; }; - chan3 { + led@3 { + reg = <3>; chan-name = "lp5523:kb4"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_KBD_BACKLIGHT; }; - chan4 { + led@4 { + reg = <4>; chan-name = "lp5523:b"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_STATUS; }; - chan5 { + led@5 { + reg = <5>; chan-name = "lp5523:g"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_STATUS; }; - chan6 { + led@6 { + reg = <6>; chan-name = "lp5523:r"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_STATUS; }; - chan7 { + led@7 { + reg = <7>; chan-name = "lp5523:kb5"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_KBD_BACKLIGHT; }; - chan8 { + led@8 { + reg = <8>; chan-name = "lp5523:kb6"; led-cur = /bits/ 8 <50>; max-cur = /bits/ 8 <100>; + color = ; + function = LED_FUNCTION_KBD_BACKLIGHT; }; }; diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts index 075ac57d0bf4a..6435e099c6326 100644 --- a/arch/arm/boot/dts/stm32f429-disco.dts +++ b/arch/arm/boot/dts/stm32f429-disco.dts @@ -192,7 +192,7 @@ display: display@1{ /* Connect panel-ilitek-9341 to ltdc */ - compatible = "st,sf-tc240t-9370-t"; + compatible = "st,sf-tc240t-9370-t", "ilitek,ili9341"; reg = <1>; spi-3wire; spi-max-frequency = <10000000>; diff --git a/arch/arm/include/debug/imx-uart.h b/arch/arm/include/debug/imx-uart.h index c8eb83d4b8964..3edbb3c5b42bf 100644 --- a/arch/arm/include/debug/imx-uart.h +++ b/arch/arm/include/debug/imx-uart.h @@ -11,13 +11,6 @@ #define IMX1_UART_BASE_ADDR(n) IMX1_UART##n##_BASE_ADDR #define IMX1_UART_BASE(n) IMX1_UART_BASE_ADDR(n) -#define IMX21_UART1_BASE_ADDR 0x1000a000 -#define IMX21_UART2_BASE_ADDR 0x1000b000 -#define IMX21_UART3_BASE_ADDR 0x1000c000 -#define IMX21_UART4_BASE_ADDR 0x1000d000 -#define IMX21_UART_BASE_ADDR(n) IMX21_UART##n##_BASE_ADDR -#define IMX21_UART_BASE(n) IMX21_UART_BASE_ADDR(n) - #define IMX25_UART1_BASE_ADDR 0x43f90000 #define IMX25_UART2_BASE_ADDR 0x43f94000 #define IMX25_UART3_BASE_ADDR 0x5000c000 @@ -26,6 +19,13 @@ #define IMX25_UART_BASE_ADDR(n) IMX25_UART##n##_BASE_ADDR #define IMX25_UART_BASE(n) IMX25_UART_BASE_ADDR(n) +#define IMX27_UART1_BASE_ADDR 0x1000a000 +#define IMX27_UART2_BASE_ADDR 0x1000b000 +#define IMX27_UART3_BASE_ADDR 0x1000c000 +#define IMX27_UART4_BASE_ADDR 0x1000d000 +#define IMX27_UART_BASE_ADDR(n) IMX27_UART##n##_BASE_ADDR +#define IMX27_UART_BASE(n) IMX27_UART_BASE_ADDR(n) + #define IMX31_UART1_BASE_ADDR 0x43f90000 #define IMX31_UART2_BASE_ADDR 0x43f94000 #define IMX31_UART3_BASE_ADDR 0x5000c000 @@ -112,10 +112,10 @@ #ifdef CONFIG_DEBUG_IMX1_UART #define UART_PADDR IMX_DEBUG_UART_BASE(IMX1) -#elif defined(CONFIG_DEBUG_IMX21_IMX27_UART) -#define UART_PADDR IMX_DEBUG_UART_BASE(IMX21) #elif defined(CONFIG_DEBUG_IMX25_UART) #define UART_PADDR IMX_DEBUG_UART_BASE(IMX25) +#elif defined(CONFIG_DEBUG_IMX27_UART) +#define UART_PADDR IMX_DEBUG_UART_BASE(IMX27) #elif defined(CONFIG_DEBUG_IMX31_UART) #define UART_PADDR IMX_DEBUG_UART_BASE(IMX31) #elif defined(CONFIG_DEBUG_IMX35_UART) diff --git a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c index ee949255ced3f..09ef73b99dd86 100644 --- a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c +++ b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c @@ -154,8 +154,10 @@ static int __init rcar_gen2_regulator_quirk(void) return -ENODEV; for_each_matching_node_and_match(np, rcar_gen2_quirk_match, &id) { - if (!of_device_is_available(np)) + if (!of_device_is_available(np)) { + of_node_put(np); break; + } ret = of_property_read_u32(np, "reg", &addr); if (ret) /* Skip invalid entry and continue */ @@ -164,6 +166,7 @@ static int __init rcar_gen2_regulator_quirk(void) quirk = kzalloc(sizeof(*quirk), GFP_KERNEL); if (!quirk) { ret = -ENOMEM; + of_node_put(np); goto err_mem; } diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index 959b299344e54..7342c8a2b322d 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi @@ -52,7 +52,7 @@ secure-monitor = <&sm>; }; - gpu_opp_table: gpu-opp-table { + gpu_opp_table: opp-table-gpu { compatible = "operating-points-v2"; opp-124999998 { diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi index 59b5f39088757..b9b8cd4b5ba9d 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi @@ -543,7 +543,7 @@ pinctrl-0 = <&nor_pins>; pinctrl-names = "default"; - mx25u64: spi-flash@0 { + mx25u64: flash@0 { #address-cells = <1>; #size-cells = <1>; compatible = "mxicy,mx25u6435f", "jedec,spi-nor"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi index a350fee1264d7..a4d34398da358 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi @@ -6,6 +6,7 @@ */ #include "meson-gxbb.dtsi" +#include / { aliases { @@ -64,6 +65,7 @@ regulator-name = "VDDIO_AO18"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; + regulator-always-on; }; vcc_3v3: regulator-vcc_3v3 { @@ -161,6 +163,7 @@ status = "okay"; pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; pinctrl-names = "default"; + hdmi-supply = <&vddio_ao18>; }; &hdmi_tx_tmds_port { diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts index 13cdc958ba3ea..71858c9376c25 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts @@ -261,11 +261,6 @@ vcc-supply = <&sb_3v3>; }; - rtc@51 { - compatible = "nxp,pcf2129"; - reg = <0x51>; - }; - eeprom@56 { compatible = "atmel,24c512"; reg = <0x56>; @@ -307,6 +302,15 @@ }; +&i2c1 { + status = "okay"; + + rtc@51 { + compatible = "nxp,pcf2129"; + reg = <0x51>; + }; +}; + &enetc_port1 { phy-handle = <&qds_phy1>; phy-connection-type = "rgmii-id"; diff --git a/arch/arm64/boot/dts/marvell/cn9130.dtsi b/arch/arm64/boot/dts/marvell/cn9130.dtsi index a2b7e5ec979d3..327b04134134f 100644 --- a/arch/arm64/boot/dts/marvell/cn9130.dtsi +++ b/arch/arm64/boot/dts/marvell/cn9130.dtsi @@ -11,6 +11,13 @@ model = "Marvell Armada CN9130 SoC"; compatible = "marvell,cn9130", "marvell,armada-ap807-quad", "marvell,armada-ap807"; + + aliases { + gpio1 = &cp0_gpio1; + gpio2 = &cp0_gpio2; + spi1 = &cp0_spi0; + spi2 = &cp0_spi1; + }; }; /* @@ -35,3 +42,11 @@ #undef CP11X_PCIE0_BASE #undef CP11X_PCIE1_BASE #undef CP11X_PCIE2_BASE + +&cp0_gpio1 { + status = "okay"; +}; + +&cp0_gpio2 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi index 0c46ab7bbbf37..eec6418ecdb1a 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -985,7 +985,7 @@ ccplex@e000000 { compatible = "nvidia,tegra186-ccplex-cluster"; - reg = <0x0 0x0e000000 0x0 0x3fffff>; + reg = <0x0 0x0e000000 0x0 0x400000>; nvidia,bpmp = <&bpmp>; }; diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index 9b5007e5f790f..05cf606b85c9f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -782,13 +782,12 @@ reg = <0x3510000 0x10000>; interrupts = ; clocks = <&bpmp TEGRA194_CLK_HDA>, - <&bpmp TEGRA194_CLK_HDA2CODEC_2X>, - <&bpmp TEGRA194_CLK_HDA2HDMICODEC>; - clock-names = "hda", "hda2codec_2x", "hda2hdmi"; + <&bpmp TEGRA194_CLK_HDA2HDMICODEC>, + <&bpmp TEGRA194_CLK_HDA2CODEC_2X>; + clock-names = "hda", "hda2hdmi", "hda2codec_2x"; resets = <&bpmp TEGRA194_RESET_HDA>, - <&bpmp TEGRA194_RESET_HDA2CODEC_2X>, <&bpmp TEGRA194_RESET_HDA2HDMICODEC>; - reset-names = "hda", "hda2codec_2x", "hda2hdmi"; + reset-names = "hda", "hda2hdmi"; power-domains = <&bpmp TEGRA194_POWER_DOMAIN_DISP>; interconnects = <&mc TEGRA194_MEMORY_CLIENT_HDAR &emc>, <&mc TEGRA194_MEMORY_CLIENT_HDAW &emc>; diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi index 9cb8f7a052df9..2a1f03cdb52c7 100644 --- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi @@ -221,7 +221,7 @@ interrupts = ; gpio-controller; #gpio-cells = <2>; - gpio-ranges = <&tlmm 0 80>; + gpio-ranges = <&tlmm 0 0 80>; interrupt-controller; #interrupt-cells = <2>; diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi index b1ffc056eea0b..291276a38d7cd 100644 --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi @@ -18,8 +18,8 @@ #size-cells = <2>; aliases { - sdhc1 = &sdhc_1; /* SDC1 eMMC slot */ - sdhc2 = &sdhc_2; /* SDC2 SD card slot */ + mmc0 = &sdhc_1; /* SDC1 eMMC slot */ + mmc1 = &sdhc_2; /* SDC2 SD card slot */ }; chosen { }; diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi index eef17434d12ae..ef5d03a150693 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -645,9 +645,6 @@ nvmem-cells = <&gpu_speed_bin>; nvmem-cell-names = "speed_bin"; - qcom,gpu-quirk-two-pass-use-wfi; - qcom,gpu-quirk-fault-detect-mask; - operating-points-v2 = <&gpu_opp_table>; gpu_opp_table: opp-table { diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts index ad6561843ba28..e080c317b5e3d 100644 --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts @@ -365,6 +365,10 @@ dai@1 { reg = <1>; }; + + dai@2 { + reg = <2>; + }; }; &sound { @@ -377,6 +381,7 @@ "SpkrLeft IN", "SPK1 OUT", "SpkrRight IN", "SPK2 OUT", "MM_DL1", "MultiMedia1 Playback", + "MM_DL3", "MultiMedia3 Playback", "MultiMedia2 Capture", "MM_UL2"; mm1-dai-link { @@ -393,6 +398,13 @@ }; }; + mm3-dai-link { + link-name = "MultiMedia3"; + cpu { + sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA3>; + }; + }; + slim-dai-link { link-name = "SLIM Playback"; cpu { @@ -422,6 +434,21 @@ sound-dai = <&wcd9340 1>; }; }; + + slim-wcd-dai-link { + link-name = "SLIM WCD Playback"; + cpu { + sound-dai = <&q6afedai SLIMBUS_1_RX>; + }; + + platform { + sound-dai = <&q6routing>; + }; + + codec { + sound-dai = <&wcd9340 2>; + }; + }; }; &tlmm { diff --git a/arch/arm64/boot/dts/renesas/cat875.dtsi b/arch/arm64/boot/dts/renesas/cat875.dtsi index 801ea54b027c4..20f8adc635e72 100644 --- a/arch/arm64/boot/dts/renesas/cat875.dtsi +++ b/arch/arm64/boot/dts/renesas/cat875.dtsi @@ -18,6 +18,7 @@ pinctrl-names = "default"; renesas,no-ether-link; phy-handle = <&phy0>; + phy-mode = "rgmii-id"; status = "okay"; phy0: ethernet-phy@0 { diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi index 5832ad830ed14..1ab9f9604af6c 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi @@ -25,7 +25,7 @@ #size-cells = <1>; ranges = <0x00 0x00 0x00100000 0x1c000>; - serdes_ln_ctrl: serdes-ln-ctrl@4080 { + serdes_ln_ctrl: mux-controller@4080 { compatible = "mmio-mux"; #mux-control-cells = <1>; mux-reg-masks = <0x4080 0x3>, <0x4084 0x3>, /* SERDES0 lane0/1 select */ diff --git a/arch/arm64/boot/dts/ti/k3-j7200.dtsi b/arch/arm64/boot/dts/ti/k3-j7200.dtsi index 66169bcf7c9a4..03a9623f0f956 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200.dtsi @@ -60,7 +60,7 @@ i-cache-sets = <256>; d-cache-size = <0x8000>; d-cache-line-size = <64>; - d-cache-sets = <128>; + d-cache-sets = <256>; next-level-cache = <&L2_0>; }; @@ -74,7 +74,7 @@ i-cache-sets = <256>; d-cache-size = <0x8000>; d-cache-line-size = <64>; - d-cache-sets = <128>; + d-cache-sets = <256>; next-level-cache = <&L2_0>; }; }; @@ -84,7 +84,7 @@ cache-level = <2>; cache-size = <0x100000>; cache-line-size = <64>; - cache-sets = <2048>; + cache-sets = <1024>; next-level-cache = <&msmc_l3>; }; diff --git a/arch/arm64/boot/dts/ti/k3-j721e.dtsi b/arch/arm64/boot/dts/ti/k3-j721e.dtsi index cc483f7344af3..a199227327ed2 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e.dtsi @@ -61,7 +61,7 @@ i-cache-sets = <256>; d-cache-size = <0x8000>; d-cache-line-size = <64>; - d-cache-sets = <128>; + d-cache-sets = <256>; next-level-cache = <&L2_0>; }; @@ -75,7 +75,7 @@ i-cache-sets = <256>; d-cache-size = <0x8000>; d-cache-line-size = <64>; - d-cache-sets = <128>; + d-cache-sets = <256>; next-level-cache = <&L2_0>; }; }; @@ -85,7 +85,7 @@ cache-level = <2>; cache-size = <0x100000>; cache-line-size = <64>; - cache-sets = <2048>; + cache-sets = <1024>; next-level-cache = <&msmc_l3>; }; diff --git a/arch/arm64/lib/clear_page.S b/arch/arm64/lib/clear_page.S index 073acbf02a7c8..1fd5d790ab800 100644 --- a/arch/arm64/lib/clear_page.S +++ b/arch/arm64/lib/clear_page.S @@ -14,8 +14,9 @@ * Parameters: * x0 - dest */ -SYM_FUNC_START(clear_page) +SYM_FUNC_START_PI(clear_page) mrs x1, dczid_el0 + tbnz x1, #4, 2f /* Branch if DC ZVA is prohibited */ and w1, w1, #0xf mov x2, #4 lsl x1, x2, x1 @@ -25,5 +26,14 @@ SYM_FUNC_START(clear_page) tst x0, #(PAGE_SIZE - 1) b.ne 1b ret -SYM_FUNC_END(clear_page) + +2: stnp xzr, xzr, [x0] + stnp xzr, xzr, [x0, #16] + stnp xzr, xzr, [x0, #32] + stnp xzr, xzr, [x0, #48] + add x0, x0, #64 + tst x0, #(PAGE_SIZE - 1) + b.ne 2b + ret +SYM_FUNC_END_PI(clear_page) EXPORT_SYMBOL(clear_page) diff --git a/arch/arm64/lib/copy_page.S b/arch/arm64/lib/copy_page.S index e7a793961408d..29144f4cd4492 100644 --- a/arch/arm64/lib/copy_page.S +++ b/arch/arm64/lib/copy_page.S @@ -17,7 +17,7 @@ * x0 - dest * x1 - src */ -SYM_FUNC_START(copy_page) +SYM_FUNC_START_PI(copy_page) alternative_if ARM64_HAS_NO_HW_PREFETCH // Prefetch three cache lines ahead. prfm pldl1strm, [x1, #128] @@ -75,5 +75,5 @@ alternative_else_nop_endif stnp x16, x17, [x0, #112 - 256] ret -SYM_FUNC_END(copy_page) +SYM_FUNC_END_PI(copy_page) EXPORT_SYMBOL(copy_page) diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 23d756fe0fd6c..3442bdd4314cb 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1985,6 +1985,10 @@ config SYS_HAS_CPU_MIPS64_R1 config SYS_HAS_CPU_MIPS64_R2 bool +config SYS_HAS_CPU_MIPS64_R5 + bool + select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT + config SYS_HAS_CPU_MIPS64_R6 bool select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT @@ -2146,7 +2150,7 @@ config CPU_SUPPORTS_ADDRWINCFG bool config CPU_SUPPORTS_HUGEPAGES bool - depends on !(32BIT && (ARCH_PHYS_ADDR_T_64BIT || EVA)) + depends on !(32BIT && (PHYS_ADDR_T_64BIT || EVA)) config MIPS_PGD_C0_CONTEXT bool default y if 64BIT && (CPU_MIPSR2 || CPU_MIPSR6) && !CPU_XLP diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index aba6e2d6a736c..dcfa0ea912fe1 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -387,6 +387,12 @@ struct clk *clk_get_parent(struct clk *clk) } EXPORT_SYMBOL(clk_get_parent); +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + return 0; +} +EXPORT_SYMBOL(clk_set_parent); + unsigned long clk_get_rate(struct clk *clk) { if (!clk) diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c index d56e9b9d2e434..a994022e32c9f 100644 --- a/arch/mips/cavium-octeon/octeon-platform.c +++ b/arch/mips/cavium-octeon/octeon-platform.c @@ -328,6 +328,7 @@ static int __init octeon_ehci_device_init(void) pd->dev.platform_data = &octeon_ehci_pdata; octeon_ehci_hw_start(&pd->dev); + put_device(&pd->dev); return ret; } @@ -391,6 +392,7 @@ static int __init octeon_ohci_device_init(void) pd->dev.platform_data = &octeon_ohci_pdata; octeon_ohci_hw_start(&pd->dev); + put_device(&pd->dev); return ret; } diff --git a/arch/mips/cavium-octeon/octeon-usb.c b/arch/mips/cavium-octeon/octeon-usb.c index 950e6c6e86297..fa87e5aa1811d 100644 --- a/arch/mips/cavium-octeon/octeon-usb.c +++ b/arch/mips/cavium-octeon/octeon-usb.c @@ -544,6 +544,7 @@ static int __init dwc3_octeon_device_init(void) devm_iounmap(&pdev->dev, base); devm_release_mem_region(&pdev->dev, res->start, resource_size(res)); + put_device(&pdev->dev); } } while (node != NULL); diff --git a/arch/mips/include/asm/mach-loongson64/kernel-entry-init.h b/arch/mips/include/asm/mach-loongson64/kernel-entry-init.h index 87a5bfbf8cfe9..28572ddfb004a 100644 --- a/arch/mips/include/asm/mach-loongson64/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-loongson64/kernel-entry-init.h @@ -36,7 +36,7 @@ nop /* Loongson-3A R2/R3 */ andi t0, (PRID_IMP_MASK | PRID_REV_MASK) - slti t0, (PRID_IMP_LOONGSON_64C | PRID_REV_LOONGSON3A_R2_0) + slti t0, t0, (PRID_IMP_LOONGSON_64C | PRID_REV_LOONGSON3A_R2_0) bnez t0, 2f nop 1: @@ -71,7 +71,7 @@ nop /* Loongson-3A R2/R3 */ andi t0, (PRID_IMP_MASK | PRID_REV_MASK) - slti t0, (PRID_IMP_LOONGSON_64C | PRID_REV_LOONGSON3A_R2_0) + slti t0, t0, (PRID_IMP_LOONGSON_64C | PRID_REV_LOONGSON3A_R2_0) bnez t0, 2f nop 1: diff --git a/arch/mips/include/asm/octeon/cvmx-bootinfo.h b/arch/mips/include/asm/octeon/cvmx-bootinfo.h index c114a7ba0badd..e77e8b7c00838 100644 --- a/arch/mips/include/asm/octeon/cvmx-bootinfo.h +++ b/arch/mips/include/asm/octeon/cvmx-bootinfo.h @@ -317,7 +317,7 @@ enum cvmx_chip_types_enum { /* Functions to return string based on type */ #define ENUM_BRD_TYPE_CASE(x) \ - case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */ + case x: return (&#x[16]); /* Skip CVMX_BOARD_TYPE_ */ static inline const char *cvmx_board_type_to_string(enum cvmx_board_types_enum type) { @@ -408,7 +408,7 @@ static inline const char *cvmx_board_type_to_string(enum } #define ENUM_CHIP_TYPE_CASE(x) \ - case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */ + case x: return (&#x[15]); /* Skip CVMX_CHIP_TYPE */ static inline const char *cvmx_chip_type_to_string(enum cvmx_chip_types_enum type) { diff --git a/arch/mips/lantiq/clk.c b/arch/mips/lantiq/clk.c index 4916cccf378fd..7a623684d9b5e 100644 --- a/arch/mips/lantiq/clk.c +++ b/arch/mips/lantiq/clk.c @@ -164,6 +164,12 @@ struct clk *clk_get_parent(struct clk *clk) } EXPORT_SYMBOL(clk_get_parent); +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + return 0; +} +EXPORT_SYMBOL(clk_set_parent); + static inline u32 get_counter_resolution(void) { u32 res; diff --git a/arch/openrisc/include/asm/syscalls.h b/arch/openrisc/include/asm/syscalls.h index 3a7eeae6f56a8..aa1c7e98722e3 100644 --- a/arch/openrisc/include/asm/syscalls.h +++ b/arch/openrisc/include/asm/syscalls.h @@ -22,9 +22,11 @@ asmlinkage long sys_or1k_atomic(unsigned long type, unsigned long *v1, asmlinkage long __sys_clone(unsigned long clone_flags, unsigned long newsp, void __user *parent_tid, void __user *child_tid, int tls); +asmlinkage long __sys_clone3(struct clone_args __user *uargs, size_t size); asmlinkage long __sys_fork(void); #define sys_clone __sys_clone +#define sys_clone3 __sys_clone3 #define sys_fork __sys_fork #endif /* __ASM_OPENRISC_SYSCALLS_H */ diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S index 98e4f97db5159..b42d32d79b2e6 100644 --- a/arch/openrisc/kernel/entry.S +++ b/arch/openrisc/kernel/entry.S @@ -1170,6 +1170,11 @@ ENTRY(__sys_clone) l.j _fork_save_extra_regs_and_call l.nop +ENTRY(__sys_clone3) + l.movhi r29,hi(sys_clone3) + l.j _fork_save_extra_regs_and_call + l.ori r29,r29,lo(sys_clone3) + ENTRY(__sys_fork) l.movhi r29,hi(sys_fork) l.ori r29,r29,lo(sys_fork) diff --git a/arch/parisc/include/asm/special_insns.h b/arch/parisc/include/asm/special_insns.h index a303ae9a77f41..16ee41e77174f 100644 --- a/arch/parisc/include/asm/special_insns.h +++ b/arch/parisc/include/asm/special_insns.h @@ -2,28 +2,32 @@ #ifndef __PARISC_SPECIAL_INSNS_H #define __PARISC_SPECIAL_INSNS_H -#define lpa(va) ({ \ - unsigned long pa; \ - __asm__ __volatile__( \ - "copy %%r0,%0\n\t" \ - "lpa %%r0(%1),%0" \ - : "=r" (pa) \ - : "r" (va) \ - : "memory" \ - ); \ - pa; \ +#define lpa(va) ({ \ + unsigned long pa; \ + __asm__ __volatile__( \ + "copy %%r0,%0\n" \ + "8:\tlpa %%r0(%1),%0\n" \ + "9:\n" \ + ASM_EXCEPTIONTABLE_ENTRY(8b, 9b) \ + : "=&r" (pa) \ + : "r" (va) \ + : "memory" \ + ); \ + pa; \ }) -#define lpa_user(va) ({ \ - unsigned long pa; \ - __asm__ __volatile__( \ - "copy %%r0,%0\n\t" \ - "lpa %%r0(%%sr3,%1),%0" \ - : "=r" (pa) \ - : "r" (va) \ - : "memory" \ - ); \ - pa; \ +#define lpa_user(va) ({ \ + unsigned long pa; \ + __asm__ __volatile__( \ + "copy %%r0,%0\n" \ + "8:\tlpa %%r0(%%sr3,%1),%0\n" \ + "9:\n" \ + ASM_EXCEPTIONTABLE_ENTRY(8b, 9b) \ + : "=&r" (pa) \ + : "r" (va) \ + : "memory" \ + ); \ + pa; \ }) #define mfctl(reg) ({ \ diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c index 43f56335759a4..269b737d26299 100644 --- a/arch/parisc/kernel/traps.c +++ b/arch/parisc/kernel/traps.c @@ -784,7 +784,7 @@ void notrace handle_interruption(int code, struct pt_regs *regs) * unless pagefault_disable() was called before. */ - if (fault_space == 0 && !faulthandler_disabled()) + if (faulthandler_disabled() || fault_space == 0) { /* Clean up and return if in exception table. */ if (fixup_exception(regs)) diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi index c90702b04a530..48e5cd61599c6 100644 --- a/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi +++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi @@ -79,6 +79,7 @@ fman0: fman@400000 { #size-cells = <0>; compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; reg = <0xfc000 0x1000>; + fsl,erratum-a009885; }; xmdio0: mdio@fd000 { @@ -86,6 +87,7 @@ fman0: fman@400000 { #size-cells = <0>; compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; reg = <0xfd000 0x1000>; + fsl,erratum-a009885; }; }; diff --git a/arch/powerpc/include/asm/cpu_setup_power.h b/arch/powerpc/include/asm/cpu_setup_power.h new file mode 100644 index 0000000000000..24be9131f8032 --- /dev/null +++ b/arch/powerpc/include/asm/cpu_setup_power.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2020 IBM Corporation + */ +void __setup_cpu_power7(unsigned long offset, struct cpu_spec *spec); +void __restore_cpu_power7(void); +void __setup_cpu_power8(unsigned long offset, struct cpu_spec *spec); +void __restore_cpu_power8(void); +void __setup_cpu_power9(unsigned long offset, struct cpu_spec *spec); +void __restore_cpu_power9(void); +void __setup_cpu_power10(unsigned long offset, struct cpu_spec *spec); +void __restore_cpu_power10(void); diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index 0363734ff56e0..0f2acbb966740 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -38,6 +38,8 @@ #define PACA_IRQ_MUST_HARD_MASK (PACA_IRQ_EE) #endif +#endif /* CONFIG_PPC64 */ + /* * flags for paca->irq_soft_mask */ @@ -46,8 +48,6 @@ #define IRQS_PMI_DISABLED 2 #define IRQS_ALL_DISABLED (IRQS_DISABLED | IRQS_PMI_DISABLED) -#endif /* CONFIG_PPC64 */ - #ifndef __ASSEMBLY__ extern void replay_system_reset(void); @@ -175,6 +175,42 @@ static inline bool arch_irqs_disabled(void) return arch_irqs_disabled_flags(arch_local_save_flags()); } +static inline void set_pmi_irq_pending(void) +{ + /* + * Invoked from PMU callback functions to set PMI bit in the paca. + * This has to be called with irq's disabled (via hard_irq_disable()). + */ + if (IS_ENABLED(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG)) + WARN_ON_ONCE(mfmsr() & MSR_EE); + + get_paca()->irq_happened |= PACA_IRQ_PMI; +} + +static inline void clear_pmi_irq_pending(void) +{ + /* + * Invoked from PMU callback functions to clear the pending PMI bit + * in the paca. + */ + if (IS_ENABLED(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG)) + WARN_ON_ONCE(mfmsr() & MSR_EE); + + get_paca()->irq_happened &= ~PACA_IRQ_PMI; +} + +static inline bool pmi_irq_pending(void) +{ + /* + * Invoked from PMU callback functions to check if there is a pending + * PMI bit in the paca. + */ + if (get_paca()->irq_happened & PACA_IRQ_PMI) + return true; + + return false; +} + #ifdef CONFIG_PPC_BOOK3S /* * To support disabling and enabling of irq with PMI, set of @@ -296,6 +332,10 @@ extern void irq_set_pending_from_srr1(unsigned long srr1); extern void force_external_irq_replay(void); +static inline void irq_soft_mask_regs_set_state(struct pt_regs *regs, unsigned long val) +{ + regs->softe = val; +} #else /* CONFIG_PPC64 */ static inline unsigned long arch_local_save_flags(void) @@ -364,6 +404,13 @@ static inline bool arch_irq_disabled_regs(struct pt_regs *regs) static inline void may_hard_irq_enable(void) { } +static inline void clear_pmi_irq_pending(void) { } +static inline void set_pmi_irq_pending(void) { } +static inline bool pmi_irq_pending(void) { return false; } + +static inline void irq_soft_mask_regs_set_state(struct pt_regs *regs, unsigned long val) +{ +} #endif /* CONFIG_PPC64 */ #define ARCH_IRQ_INIT_FLAGS IRQ_NOREQUEST diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index f4b98903064f5..6afb14b6bbc26 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -865,6 +865,7 @@ #define MMCR0_BHRBA 0x00200000UL /* BHRB Access allowed in userspace */ #define MMCR0_EBE 0x00100000UL /* Event based branch enable */ #define MMCR0_PMCC 0x000c0000UL /* PMC control */ +#define MMCR0_PMCCEXT ASM_CONST(0x00000200) /* PMCCEXT control */ #define MMCR0_PMCC_U6 0x00080000UL /* PMC1-6 are R/W by user (PR) */ #define MMCR0_PMC1CE 0x00008000UL /* PMC1 count enable*/ #define MMCR0_PMCjCE ASM_CONST(0x00004000) /* PMCj count enable*/ diff --git a/arch/powerpc/kernel/btext.c b/arch/powerpc/kernel/btext.c index 803c2a45b22ac..1cffb5e7c38d6 100644 --- a/arch/powerpc/kernel/btext.c +++ b/arch/powerpc/kernel/btext.c @@ -241,8 +241,10 @@ int __init btext_find_display(int allow_nonstdout) rc = btext_initialize(np); printk("result: %d\n", rc); } - if (rc == 0) + if (rc == 0) { + of_node_put(np); break; + } } return rc; } diff --git a/arch/powerpc/kernel/cpu_setup_power.S b/arch/powerpc/kernel/cpu_setup_power.S deleted file mode 100644 index 704e8b9501eee..0000000000000 --- a/arch/powerpc/kernel/cpu_setup_power.S +++ /dev/null @@ -1,252 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * This file contains low level CPU setup functions. - * Copyright (C) 2003 Benjamin Herrenschmidt (benh@kernel.crashing.org) - */ - -#include -#include -#include -#include -#include -#include -#include - -/* Entry: r3 = crap, r4 = ptr to cputable entry - * - * Note that we can be called twice for pseudo-PVRs - */ -_GLOBAL(__setup_cpu_power7) - mflr r11 - bl __init_hvmode_206 - mtlr r11 - beqlr - li r0,0 - mtspr SPRN_LPID,r0 - LOAD_REG_IMMEDIATE(r0, PCR_MASK) - mtspr SPRN_PCR,r0 - mfspr r3,SPRN_LPCR - li r4,(LPCR_LPES1 >> LPCR_LPES_SH) - bl __init_LPCR_ISA206 - mtlr r11 - blr - -_GLOBAL(__restore_cpu_power7) - mflr r11 - mfmsr r3 - rldicl. r0,r3,4,63 - beqlr - li r0,0 - mtspr SPRN_LPID,r0 - LOAD_REG_IMMEDIATE(r0, PCR_MASK) - mtspr SPRN_PCR,r0 - mfspr r3,SPRN_LPCR - li r4,(LPCR_LPES1 >> LPCR_LPES_SH) - bl __init_LPCR_ISA206 - mtlr r11 - blr - -_GLOBAL(__setup_cpu_power8) - mflr r11 - bl __init_FSCR - bl __init_PMU - bl __init_PMU_ISA207 - bl __init_hvmode_206 - mtlr r11 - beqlr - li r0,0 - mtspr SPRN_LPID,r0 - LOAD_REG_IMMEDIATE(r0, PCR_MASK) - mtspr SPRN_PCR,r0 - mfspr r3,SPRN_LPCR - ori r3, r3, LPCR_PECEDH - li r4,0 /* LPES = 0 */ - bl __init_LPCR_ISA206 - bl __init_HFSCR - bl __init_PMU_HV - bl __init_PMU_HV_ISA207 - mtlr r11 - blr - -_GLOBAL(__restore_cpu_power8) - mflr r11 - bl __init_FSCR - bl __init_PMU - bl __init_PMU_ISA207 - mfmsr r3 - rldicl. r0,r3,4,63 - mtlr r11 - beqlr - li r0,0 - mtspr SPRN_LPID,r0 - LOAD_REG_IMMEDIATE(r0, PCR_MASK) - mtspr SPRN_PCR,r0 - mfspr r3,SPRN_LPCR - ori r3, r3, LPCR_PECEDH - li r4,0 /* LPES = 0 */ - bl __init_LPCR_ISA206 - bl __init_HFSCR - bl __init_PMU_HV - bl __init_PMU_HV_ISA207 - mtlr r11 - blr - -_GLOBAL(__setup_cpu_power10) - mflr r11 - bl __init_FSCR_power10 - bl __init_PMU - bl __init_PMU_ISA31 - b 1f - -_GLOBAL(__setup_cpu_power9) - mflr r11 - bl __init_FSCR_power9 - bl __init_PMU -1: bl __init_hvmode_206 - mtlr r11 - beqlr - li r0,0 - mtspr SPRN_PSSCR,r0 - mtspr SPRN_LPID,r0 - mtspr SPRN_PID,r0 - LOAD_REG_IMMEDIATE(r0, PCR_MASK) - mtspr SPRN_PCR,r0 - mfspr r3,SPRN_LPCR - LOAD_REG_IMMEDIATE(r4, LPCR_PECEDH | LPCR_PECE_HVEE | LPCR_HVICE | LPCR_HEIC) - or r3, r3, r4 - LOAD_REG_IMMEDIATE(r4, LPCR_UPRT | LPCR_HR) - andc r3, r3, r4 - li r4,0 /* LPES = 0 */ - bl __init_LPCR_ISA300 - bl __init_HFSCR - bl __init_PMU_HV - mtlr r11 - blr - -_GLOBAL(__restore_cpu_power10) - mflr r11 - bl __init_FSCR_power10 - bl __init_PMU - bl __init_PMU_ISA31 - b 1f - -_GLOBAL(__restore_cpu_power9) - mflr r11 - bl __init_FSCR_power9 - bl __init_PMU -1: mfmsr r3 - rldicl. r0,r3,4,63 - mtlr r11 - beqlr - li r0,0 - mtspr SPRN_PSSCR,r0 - mtspr SPRN_LPID,r0 - mtspr SPRN_PID,r0 - LOAD_REG_IMMEDIATE(r0, PCR_MASK) - mtspr SPRN_PCR,r0 - mfspr r3,SPRN_LPCR - LOAD_REG_IMMEDIATE(r4, LPCR_PECEDH | LPCR_PECE_HVEE | LPCR_HVICE | LPCR_HEIC) - or r3, r3, r4 - LOAD_REG_IMMEDIATE(r4, LPCR_UPRT | LPCR_HR) - andc r3, r3, r4 - li r4,0 /* LPES = 0 */ - bl __init_LPCR_ISA300 - bl __init_HFSCR - bl __init_PMU_HV - mtlr r11 - blr - -__init_hvmode_206: - /* Disable CPU_FTR_HVMODE and exit if MSR:HV is not set */ - mfmsr r3 - rldicl. r0,r3,4,63 - bnelr - ld r5,CPU_SPEC_FEATURES(r4) - LOAD_REG_IMMEDIATE(r6,CPU_FTR_HVMODE | CPU_FTR_P9_TM_HV_ASSIST) - andc r5,r5,r6 - std r5,CPU_SPEC_FEATURES(r4) - blr - -__init_LPCR_ISA206: - /* Setup a sane LPCR: - * Called with initial LPCR in R3 and desired LPES 2-bit value in R4 - * - * LPES = 0b01 (HSRR0/1 used for 0x500) - * PECE = 0b111 - * DPFD = 4 - * HDICE = 0 - * VC = 0b100 (VPM0=1, VPM1=0, ISL=0) - * VRMASD = 0b10000 (L=1, LP=00) - * - * Other bits untouched for now - */ - li r5,0x10 - rldimi r3,r5, LPCR_VRMASD_SH, 64-LPCR_VRMASD_SH-5 - - /* POWER9 has no VRMASD */ -__init_LPCR_ISA300: - rldimi r3,r4, LPCR_LPES_SH, 64-LPCR_LPES_SH-2 - ori r3,r3,(LPCR_PECE0|LPCR_PECE1|LPCR_PECE2) - li r5,4 - rldimi r3,r5, LPCR_DPFD_SH, 64-LPCR_DPFD_SH-3 - clrrdi r3,r3,1 /* clear HDICE */ - li r5,4 - rldimi r3,r5, LPCR_VC_SH, 0 - mtspr SPRN_LPCR,r3 - isync - blr - -__init_FSCR_power10: - mfspr r3, SPRN_FSCR - ori r3, r3, FSCR_PREFIX - mtspr SPRN_FSCR, r3 - // fall through - -__init_FSCR_power9: - mfspr r3, SPRN_FSCR - ori r3, r3, FSCR_SCV - mtspr SPRN_FSCR, r3 - // fall through - -__init_FSCR: - mfspr r3,SPRN_FSCR - ori r3,r3,FSCR_TAR|FSCR_EBB - mtspr SPRN_FSCR,r3 - blr - -__init_HFSCR: - mfspr r3,SPRN_HFSCR - ori r3,r3,HFSCR_TAR|HFSCR_TM|HFSCR_BHRB|HFSCR_PM|\ - HFSCR_DSCR|HFSCR_VECVSX|HFSCR_FP|HFSCR_EBB|HFSCR_MSGP - mtspr SPRN_HFSCR,r3 - blr - -__init_PMU_HV: - li r5,0 - mtspr SPRN_MMCRC,r5 - blr - -__init_PMU_HV_ISA207: - li r5,0 - mtspr SPRN_MMCRH,r5 - blr - -__init_PMU: - li r5,0 - mtspr SPRN_MMCRA,r5 - mtspr SPRN_MMCR0,r5 - mtspr SPRN_MMCR1,r5 - mtspr SPRN_MMCR2,r5 - blr - -__init_PMU_ISA207: - li r5,0 - mtspr SPRN_MMCRS,r5 - blr - -__init_PMU_ISA31: - li r5,0 - mtspr SPRN_MMCR3,r5 - LOAD_REG_IMMEDIATE(r5, MMCRA_BHRB_DISABLE) - mtspr SPRN_MMCRA,r5 - blr diff --git a/arch/powerpc/kernel/cpu_setup_power.c b/arch/powerpc/kernel/cpu_setup_power.c new file mode 100644 index 0000000000000..3cca88ee96d71 --- /dev/null +++ b/arch/powerpc/kernel/cpu_setup_power.c @@ -0,0 +1,272 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright 2020, Jordan Niethe, IBM Corporation. + * + * This file contains low level CPU setup functions. + * Originally written in assembly by Benjamin Herrenschmidt & various other + * authors. + */ + +#include +#include +#include +#include +#include + +/* Disable CPU_FTR_HVMODE and return false if MSR:HV is not set */ +static bool init_hvmode_206(struct cpu_spec *t) +{ + u64 msr; + + msr = mfmsr(); + if (msr & MSR_HV) + return true; + + t->cpu_features &= ~(CPU_FTR_HVMODE | CPU_FTR_P9_TM_HV_ASSIST); + return false; +} + +static void init_LPCR_ISA300(u64 lpcr, u64 lpes) +{ + /* POWER9 has no VRMASD */ + lpcr |= (lpes << LPCR_LPES_SH) & LPCR_LPES; + lpcr |= LPCR_PECE0|LPCR_PECE1|LPCR_PECE2; + lpcr |= (4ull << LPCR_DPFD_SH) & LPCR_DPFD; + lpcr &= ~LPCR_HDICE; /* clear HDICE */ + lpcr |= (4ull << LPCR_VC_SH); + mtspr(SPRN_LPCR, lpcr); + isync(); +} + +/* + * Setup a sane LPCR: + * Called with initial LPCR and desired LPES 2-bit value + * + * LPES = 0b01 (HSRR0/1 used for 0x500) + * PECE = 0b111 + * DPFD = 4 + * HDICE = 0 + * VC = 0b100 (VPM0=1, VPM1=0, ISL=0) + * VRMASD = 0b10000 (L=1, LP=00) + * + * Other bits untouched for now + */ +static void init_LPCR_ISA206(u64 lpcr, u64 lpes) +{ + lpcr |= (0x10ull << LPCR_VRMASD_SH) & LPCR_VRMASD; + init_LPCR_ISA300(lpcr, lpes); +} + +static void init_FSCR(void) +{ + u64 fscr; + + fscr = mfspr(SPRN_FSCR); + fscr |= FSCR_TAR|FSCR_EBB; + mtspr(SPRN_FSCR, fscr); +} + +static void init_FSCR_power9(void) +{ + u64 fscr; + + fscr = mfspr(SPRN_FSCR); + fscr |= FSCR_SCV; + mtspr(SPRN_FSCR, fscr); + init_FSCR(); +} + +static void init_FSCR_power10(void) +{ + u64 fscr; + + fscr = mfspr(SPRN_FSCR); + fscr |= FSCR_PREFIX; + mtspr(SPRN_FSCR, fscr); + init_FSCR_power9(); +} + +static void init_HFSCR(void) +{ + u64 hfscr; + + hfscr = mfspr(SPRN_HFSCR); + hfscr |= HFSCR_TAR|HFSCR_TM|HFSCR_BHRB|HFSCR_PM|HFSCR_DSCR|\ + HFSCR_VECVSX|HFSCR_FP|HFSCR_EBB|HFSCR_MSGP; + mtspr(SPRN_HFSCR, hfscr); +} + +static void init_PMU_HV(void) +{ + mtspr(SPRN_MMCRC, 0); +} + +static void init_PMU_HV_ISA207(void) +{ + mtspr(SPRN_MMCRH, 0); +} + +static void init_PMU(void) +{ + mtspr(SPRN_MMCRA, 0); + mtspr(SPRN_MMCR0, 0); + mtspr(SPRN_MMCR1, 0); + mtspr(SPRN_MMCR2, 0); +} + +static void init_PMU_ISA207(void) +{ + mtspr(SPRN_MMCRS, 0); +} + +static void init_PMU_ISA31(void) +{ + mtspr(SPRN_MMCR3, 0); + mtspr(SPRN_MMCRA, MMCRA_BHRB_DISABLE); + mtspr(SPRN_MMCR0, MMCR0_PMCCEXT); +} + +/* + * Note that we can be called twice of pseudo-PVRs. + * The parameter offset is not used. + */ + +void __setup_cpu_power7(unsigned long offset, struct cpu_spec *t) +{ + if (!init_hvmode_206(t)) + return; + + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA206(mfspr(SPRN_LPCR), LPCR_LPES1 >> LPCR_LPES_SH); +} + +void __restore_cpu_power7(void) +{ + u64 msr; + + msr = mfmsr(); + if (!(msr & MSR_HV)) + return; + + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA206(mfspr(SPRN_LPCR), LPCR_LPES1 >> LPCR_LPES_SH); +} + +void __setup_cpu_power8(unsigned long offset, struct cpu_spec *t) +{ + init_FSCR(); + init_PMU(); + init_PMU_ISA207(); + + if (!init_hvmode_206(t)) + return; + + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA206(mfspr(SPRN_LPCR) | LPCR_PECEDH, 0); /* LPES = 0 */ + init_HFSCR(); + init_PMU_HV(); + init_PMU_HV_ISA207(); +} + +void __restore_cpu_power8(void) +{ + u64 msr; + + init_FSCR(); + init_PMU(); + init_PMU_ISA207(); + + msr = mfmsr(); + if (!(msr & MSR_HV)) + return; + + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA206(mfspr(SPRN_LPCR) | LPCR_PECEDH, 0); /* LPES = 0 */ + init_HFSCR(); + init_PMU_HV(); + init_PMU_HV_ISA207(); +} + +void __setup_cpu_power9(unsigned long offset, struct cpu_spec *t) +{ + init_FSCR_power9(); + init_PMU(); + + if (!init_hvmode_206(t)) + return; + + mtspr(SPRN_PSSCR, 0); + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA300((mfspr(SPRN_LPCR) | LPCR_PECEDH | LPCR_PECE_HVEE |\ + LPCR_HVICE | LPCR_HEIC) & ~(LPCR_UPRT | LPCR_HR), 0); + init_HFSCR(); + init_PMU_HV(); +} + +void __restore_cpu_power9(void) +{ + u64 msr; + + init_FSCR_power9(); + init_PMU(); + + msr = mfmsr(); + if (!(msr & MSR_HV)) + return; + + mtspr(SPRN_PSSCR, 0); + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA300((mfspr(SPRN_LPCR) | LPCR_PECEDH | LPCR_PECE_HVEE |\ + LPCR_HVICE | LPCR_HEIC) & ~(LPCR_UPRT | LPCR_HR), 0); + init_HFSCR(); + init_PMU_HV(); +} + +void __setup_cpu_power10(unsigned long offset, struct cpu_spec *t) +{ + init_FSCR_power10(); + init_PMU(); + init_PMU_ISA31(); + + if (!init_hvmode_206(t)) + return; + + mtspr(SPRN_PSSCR, 0); + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA300((mfspr(SPRN_LPCR) | LPCR_PECEDH | LPCR_PECE_HVEE |\ + LPCR_HVICE | LPCR_HEIC) & ~(LPCR_UPRT | LPCR_HR), 0); + init_HFSCR(); + init_PMU_HV(); +} + +void __restore_cpu_power10(void) +{ + u64 msr; + + init_FSCR_power10(); + init_PMU(); + init_PMU_ISA31(); + + msr = mfmsr(); + if (!(msr & MSR_HV)) + return; + + mtspr(SPRN_PSSCR, 0); + mtspr(SPRN_LPID, 0); + mtspr(SPRN_PID, 0); + mtspr(SPRN_PCR, PCR_MASK); + init_LPCR_ISA300((mfspr(SPRN_LPCR) | LPCR_PECEDH | LPCR_PECE_HVEE |\ + LPCR_HVICE | LPCR_HEIC) & ~(LPCR_UPRT | LPCR_HR), 0); + init_HFSCR(); + init_PMU_HV(); +} diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 29de58d4dfb76..8fdb40ee86d11 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -60,19 +60,15 @@ extern void __setup_cpu_7410(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec); #endif /* CONFIG_PPC32 */ #ifdef CONFIG_PPC64 +#include extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_pa6t(unsigned long offset, struct cpu_spec* spec); extern void __restore_cpu_pa6t(void); extern void __restore_cpu_ppc970(void); -extern void __setup_cpu_power7(unsigned long offset, struct cpu_spec* spec); -extern void __restore_cpu_power7(void); -extern void __setup_cpu_power8(unsigned long offset, struct cpu_spec* spec); -extern void __restore_cpu_power8(void); -extern void __setup_cpu_power9(unsigned long offset, struct cpu_spec* spec); -extern void __restore_cpu_power9(void); -extern void __setup_cpu_power10(unsigned long offset, struct cpu_spec* spec); -extern void __restore_cpu_power10(void); +extern long __machine_check_early_realmode_p7(struct pt_regs *regs); +extern long __machine_check_early_realmode_p8(struct pt_regs *regs); +extern long __machine_check_early_realmode_p9(struct pt_regs *regs); #endif /* CONFIG_PPC64 */ #if defined(CONFIG_E500) extern void __setup_cpu_e5500(unsigned long offset, struct cpu_spec* spec); diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c b/arch/powerpc/kernel/dt_cpu_ftrs.c index 1098863e17ee8..9d079659b24d3 100644 --- a/arch/powerpc/kernel/dt_cpu_ftrs.c +++ b/arch/powerpc/kernel/dt_cpu_ftrs.c @@ -454,6 +454,7 @@ static void init_pmu_power10(void) mtspr(SPRN_MMCR3, 0); mtspr(SPRN_MMCRA, MMCRA_BHRB_DISABLE); + mtspr(SPRN_MMCR0, MMCR0_PMCCEXT); } static int __init feat_enable_pmu_power10(struct dt_cpu_feature *f) diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c index eddf362caedce..c3bb800dc4352 100644 --- a/arch/powerpc/kernel/fadump.c +++ b/arch/powerpc/kernel/fadump.c @@ -1641,6 +1641,14 @@ int __init setup_fadump(void) else if (fw_dump.reserve_dump_area_size) fw_dump.ops->fadump_init_mem_struct(&fw_dump); + /* + * In case of panic, fadump is triggered via ppc_panic_event() + * panic notifier. Setting crash_kexec_post_notifiers to 'true' + * lets panic() function take crash friendly path before panic + * notifiers are invoked. + */ + crash_kexec_post_notifiers = true; + return 1; } subsys_initcall(setup_fadump); diff --git a/arch/powerpc/kernel/head_40x.S b/arch/powerpc/kernel/head_40x.S index a1ae00689e0f4..aeb9bc9958749 100644 --- a/arch/powerpc/kernel/head_40x.S +++ b/arch/powerpc/kernel/head_40x.S @@ -27,6 +27,7 @@ #include #include +#include #include #include #include @@ -626,7 +627,7 @@ start_here: b . /* prevent prefetch past rfi */ /* Set up the initial MMU state so we can do the first level of - * kernel initialization. This maps the first 16 MBytes of memory 1:1 + * kernel initialization. This maps the first 32 MBytes of memory 1:1 * virtual to physical and more importantly sets the cache mode. */ initial_mmu: @@ -663,6 +664,12 @@ initial_mmu: tlbwe r4,r0,TLB_DATA /* Load the data portion of the entry */ tlbwe r3,r0,TLB_TAG /* Load the tag portion of the entry */ + li r0,62 /* TLB slot 62 */ + addis r4,r4,SZ_16M@h + addis r3,r3,SZ_16M@h + tlbwe r4,r0,TLB_DATA /* Load the data portion of the entry */ + tlbwe r3,r0,TLB_TAG /* Load the tag portion of the entry */ + isync /* Establish the exception vector base diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 7e337c570ea6b..9e71c0739f08d 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2956,7 +2956,7 @@ static void __init fixup_device_tree_efika_add_phy(void) /* Check if the phy-handle property exists - bail if it does */ rv = prom_getprop(node, "phy-handle", prop, sizeof(prop)); - if (!rv) + if (rv <= 0) return; /* diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index 452cbf98bfd71..cf99f57aed822 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -60,6 +60,7 @@ #include #include #include +#include #ifdef DEBUG #include @@ -594,6 +595,45 @@ void crash_send_ipi(void (*crash_ipi_callback)(struct pt_regs *)) } #endif +#ifdef CONFIG_NMI_IPI +static void crash_stop_this_cpu(struct pt_regs *regs) +#else +static void crash_stop_this_cpu(void *dummy) +#endif +{ + /* + * Just busy wait here and avoid marking CPU as offline to ensure + * register data is captured appropriately. + */ + while (1) + cpu_relax(); +} + +void crash_smp_send_stop(void) +{ + static bool stopped = false; + + /* + * In case of fadump, register data for all CPUs is captured by f/w + * on ibm,os-term rtas call. Skip IPI callbacks to other CPUs before + * this rtas call to avoid tricky post processing of those CPUs' + * backtraces. + */ + if (should_fadump_crash()) + return; + + if (stopped) + return; + + stopped = true; + +#ifdef CONFIG_NMI_IPI + smp_send_nmi_ipi(NMI_IPI_ALL_OTHERS, crash_stop_this_cpu, 1000000); +#else + smp_call_function(crash_stop_this_cpu, NULL, 0); +#endif /* CONFIG_NMI_IPI */ +} + #ifdef CONFIG_NMI_IPI static void nmi_stop_this_cpu(struct pt_regs *regs) { @@ -1488,10 +1528,12 @@ void start_secondary(void *unused) BUG(); } +#ifdef CONFIG_PROFILING int setup_profiling_timer(unsigned int multiplier) { return 0; } +#endif static void fixup_topology(void) { diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 77dffea3d5373..069d451240fa4 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -1922,11 +1922,40 @@ void vsx_unavailable_tm(struct pt_regs *regs) } #endif /* CONFIG_PPC_TRANSACTIONAL_MEM */ -void performance_monitor_exception(struct pt_regs *regs) +static void performance_monitor_exception_nmi(struct pt_regs *regs) +{ + nmi_enter(); + + __this_cpu_inc(irq_stat.pmu_irqs); + + perf_irq(regs); + + nmi_exit(); +} + +static void performance_monitor_exception_async(struct pt_regs *regs) { + irq_enter(); + __this_cpu_inc(irq_stat.pmu_irqs); perf_irq(regs); + + irq_exit(); +} + +void performance_monitor_exception(struct pt_regs *regs) +{ + /* + * On 64-bit, if perf interrupts hit in a local_irq_disable + * (soft-masked) region, we consider them as NMIs. This is required to + * prevent hash faults on user addresses when reading callchains (and + * looks better from an irq tracing perspective). + */ + if (IS_ENABLED(CONFIG_PPC64) && unlikely(arch_irq_disabled_regs(regs))) + performance_monitor_exception_nmi(regs); + else + performance_monitor_exception_async(regs); } #ifdef CONFIG_PPC_ADV_DEBUG_REGS diff --git a/arch/powerpc/kernel/watchdog.c b/arch/powerpc/kernel/watchdog.c index af3c15a1d41eb..75b2a6c4db5a5 100644 --- a/arch/powerpc/kernel/watchdog.c +++ b/arch/powerpc/kernel/watchdog.c @@ -132,6 +132,10 @@ static void set_cpumask_stuck(const struct cpumask *cpumask, u64 tb) { cpumask_or(&wd_smp_cpus_stuck, &wd_smp_cpus_stuck, cpumask); cpumask_andnot(&wd_smp_cpus_pending, &wd_smp_cpus_pending, cpumask); + /* + * See wd_smp_clear_cpu_pending() + */ + smp_mb(); if (cpumask_empty(&wd_smp_cpus_pending)) { wd_smp_last_reset_tb = tb; cpumask_andnot(&wd_smp_cpus_pending, @@ -217,13 +221,44 @@ static void wd_smp_clear_cpu_pending(int cpu, u64 tb) cpumask_clear_cpu(cpu, &wd_smp_cpus_stuck); wd_smp_unlock(&flags); + } else { + /* + * The last CPU to clear pending should have reset the + * watchdog so we generally should not find it empty + * here if our CPU was clear. However it could happen + * due to a rare race with another CPU taking the + * last CPU out of the mask concurrently. + * + * We can't add a warning for it. But just in case + * there is a problem with the watchdog that is causing + * the mask to not be reset, try to kick it along here. + */ + if (unlikely(cpumask_empty(&wd_smp_cpus_pending))) + goto none_pending; } return; } + cpumask_clear_cpu(cpu, &wd_smp_cpus_pending); + + /* + * Order the store to clear pending with the load(s) to check all + * words in the pending mask to check they are all empty. This orders + * with the same barrier on another CPU. This prevents two CPUs + * clearing the last 2 pending bits, but neither seeing the other's + * store when checking if the mask is empty, and missing an empty + * mask, which ends with a false positive. + */ + smp_mb(); if (cpumask_empty(&wd_smp_cpus_pending)) { unsigned long flags; +none_pending: + /* + * Double check under lock because more than one CPU could see + * a clear mask with the lockless check after clearing their + * pending bits. + */ wd_smp_lock(&flags); if (cpumask_empty(&wd_smp_cpus_pending)) { wd_smp_last_reset_tb = tb; @@ -314,8 +349,12 @@ void arch_touch_nmi_watchdog(void) { unsigned long ticks = tb_ticks_per_usec * wd_timer_period_ms * 1000; int cpu = smp_processor_id(); - u64 tb = get_tb(); + u64 tb; + if (!cpumask_test_cpu(cpu, &watchdog_cpumask)) + return; + + tb = get_tb(); if (tb - per_cpu(wd_timer_tb, cpu) >= ticks) { per_cpu(wd_timer_tb, cpu) = tb; wd_smp_clear_cpu_pending(cpu, tb); diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 175967a195c44..527c205d5a5f5 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -4557,8 +4557,12 @@ static int kvmppc_core_prepare_memory_region_hv(struct kvm *kvm, unsigned long npages = mem->memory_size >> PAGE_SHIFT; if (change == KVM_MR_CREATE) { - slot->arch.rmap = vzalloc(array_size(npages, - sizeof(*slot->arch.rmap))); + unsigned long size = array_size(npages, sizeof(*slot->arch.rmap)); + + if ((size >> PAGE_SHIFT) > totalram_pages()) + return -ENOMEM; + + slot->arch.rmap = vzalloc(size); if (!slot->arch.rmap) return -ENOMEM; } diff --git a/arch/powerpc/kvm/book3s_hv_nested.c b/arch/powerpc/kvm/book3s_hv_nested.c index a5f1ae892ba68..d0b6c8c16c48a 100644 --- a/arch/powerpc/kvm/book3s_hv_nested.c +++ b/arch/powerpc/kvm/book3s_hv_nested.c @@ -510,7 +510,7 @@ long kvmhv_copy_tofrom_guest_nested(struct kvm_vcpu *vcpu) if (eaddr & (0xFFFUL << 52)) return H_PARAMETER; - buf = kzalloc(n, GFP_KERNEL); + buf = kzalloc(n, GFP_KERNEL | __GFP_NOWARN); if (!buf) return H_NO_MEM; diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c index 1d5eec847b883..295959487b76d 100644 --- a/arch/powerpc/mm/book3s64/radix_pgtable.c +++ b/arch/powerpc/mm/book3s64/radix_pgtable.c @@ -1152,7 +1152,7 @@ int pud_set_huge(pud_t *pud, phys_addr_t addr, pgprot_t prot) int pud_clear_huge(pud_t *pud) { - if (pud_huge(*pud)) { + if (pud_is_leaf(*pud)) { pud_clear(pud); return 1; } @@ -1199,7 +1199,7 @@ int pmd_set_huge(pmd_t *pmd, phys_addr_t addr, pgprot_t prot) int pmd_clear_huge(pmd_t *pmd) { - if (pmd_huge(*pmd)) { + if (pmd_is_leaf(*pmd)) { pmd_clear(pmd); return 1; } diff --git a/arch/powerpc/mm/kasan/book3s_32.c b/arch/powerpc/mm/kasan/book3s_32.c index 202bd260a0095..35b287b0a8da4 100644 --- a/arch/powerpc/mm/kasan/book3s_32.c +++ b/arch/powerpc/mm/kasan/book3s_32.c @@ -19,7 +19,8 @@ int __init kasan_init_region(void *start, size_t size) block = memblock_alloc(k_size, k_size_base); if (block && k_size_base >= SZ_128K && k_start == ALIGN(k_start, k_size_base)) { - int k_size_more = 1 << (ffs(k_size - k_size_base) - 1); + int shift = ffs(k_size - k_size_base); + int k_size_more = shift ? 1 << (shift - 1) : 0; setbat(-1, k_start, __pa(block), k_size_base, PAGE_KERNEL); if (k_size_more >= SZ_128K) diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c index cc6e2f94517fc..aefc2bfdf1049 100644 --- a/arch/powerpc/mm/pgtable_64.c +++ b/arch/powerpc/mm/pgtable_64.c @@ -102,7 +102,8 @@ EXPORT_SYMBOL(__pte_frag_size_shift); struct page *p4d_page(p4d_t p4d) { if (p4d_is_leaf(p4d)) { - VM_WARN_ON(!p4d_huge(p4d)); + if (!IS_ENABLED(CONFIG_HAVE_ARCH_HUGE_VMAP)) + VM_WARN_ON(!p4d_huge(p4d)); return pte_page(p4d_pte(p4d)); } return virt_to_page(p4d_page_vaddr(p4d)); @@ -112,7 +113,8 @@ struct page *p4d_page(p4d_t p4d) struct page *pud_page(pud_t pud) { if (pud_is_leaf(pud)) { - VM_WARN_ON(!pud_huge(pud)); + if (!IS_ENABLED(CONFIG_HAVE_ARCH_HUGE_VMAP)) + VM_WARN_ON(!pud_huge(pud)); return pte_page(pud_pte(pud)); } return virt_to_page(pud_page_vaddr(pud)); @@ -125,7 +127,13 @@ struct page *pud_page(pud_t pud) struct page *pmd_page(pmd_t pmd) { if (pmd_is_leaf(pmd)) { - VM_WARN_ON(!(pmd_large(pmd) || pmd_huge(pmd))); + /* + * vmalloc_to_page may be called on any vmap address (not only + * vmalloc), and it uses pmd_page() etc., when huge vmap is + * enabled so these checks can't be used. + */ + if (!IS_ENABLED(CONFIG_HAVE_ARCH_HUGE_VMAP)) + VM_WARN_ON(!(pmd_large(pmd) || pmd_huge(pmd))); return pte_page(pmd_pte(pmd)); } return virt_to_page(pmd_page_vaddr(pmd)); diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 91452313489f1..bd34e062bd290 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -95,6 +95,7 @@ static unsigned int freeze_events_kernel = MMCR0_FCS; #define SPRN_SIER3 0 #define MMCRA_SAMPLE_ENABLE 0 #define MMCRA_BHRB_DISABLE 0 +#define MMCR0_PMCCEXT 0 static inline unsigned long perf_ip_adjust(struct pt_regs *regs) { @@ -109,10 +110,6 @@ static inline void perf_read_regs(struct pt_regs *regs) { regs->result = 0; } -static inline int perf_intr_is_nmi(struct pt_regs *regs) -{ - return 0; -} static inline int siar_valid(struct pt_regs *regs) { @@ -331,15 +328,6 @@ static inline void perf_read_regs(struct pt_regs *regs) regs->result = use_siar; } -/* - * If interrupts were soft-disabled when a PMU interrupt occurs, treat - * it as an NMI. - */ -static inline int perf_intr_is_nmi(struct pt_regs *regs) -{ - return (regs->softe & IRQS_DISABLED); -} - /* * On processors like P7+ that have the SIAR-Valid bit, marked instructions * must be sampled only if the SIAR-valid bit is set. @@ -817,6 +805,19 @@ static void write_pmc(int idx, unsigned long val) } } +static int any_pmc_overflown(struct cpu_hw_events *cpuhw) +{ + int i, idx; + + for (i = 0; i < cpuhw->n_events; i++) { + idx = cpuhw->event[i]->hw.idx; + if ((idx) && ((int)read_pmc(idx) < 0)) + return idx; + } + + return 0; +} + /* Called from sysrq_handle_showregs() */ void perf_event_print_debug(void) { @@ -1240,11 +1241,16 @@ static void power_pmu_disable(struct pmu *pmu) /* * Set the 'freeze counters' bit, clear EBE/BHRBA/PMCC/PMAO/FC56 + * Also clear PMXE to disable PMI's getting triggered in some + * corner cases during PMU disable. */ val = mmcr0 = mfspr(SPRN_MMCR0); val |= MMCR0_FC; val &= ~(MMCR0_EBE | MMCR0_BHRBA | MMCR0_PMCC | MMCR0_PMAO | - MMCR0_FC56); + MMCR0_PMXE | MMCR0_FC56); + /* Set mmcr0 PMCCEXT for p10 */ + if (ppmu->flags & PPMU_ARCH_31) + val |= MMCR0_PMCCEXT; /* * The barrier is to make sure the mtspr has been @@ -1255,6 +1261,23 @@ static void power_pmu_disable(struct pmu *pmu) mb(); isync(); + /* + * Some corner cases could clear the PMU counter overflow + * while a masked PMI is pending. One such case is when + * a PMI happens during interrupt replay and perf counter + * values are cleared by PMU callbacks before replay. + * + * If any PMC corresponding to the active PMU events are + * overflown, disable the interrupt by clearing the paca + * bit for PMI since we are disabling the PMU now. + * Otherwise provide a warning if there is PMI pending, but + * no counter is found overflown. + */ + if (any_pmc_overflown(cpuhw)) + clear_pmi_irq_pending(); + else + WARN_ON(pmi_irq_pending()); + val = mmcra = cpuhw->mmcr.mmcra; /* @@ -1346,6 +1369,15 @@ static void power_pmu_enable(struct pmu *pmu) * (possibly updated for removal of events). */ if (!cpuhw->n_added) { + /* + * If there is any active event with an overflown PMC + * value, set back PACA_IRQ_PMI which would have been + * cleared in power_pmu_disable(). + */ + hard_irq_disable(); + if (any_pmc_overflown(cpuhw)) + set_pmi_irq_pending(); + mtspr(SPRN_MMCRA, cpuhw->mmcr.mmcra & ~MMCRA_SAMPLE_ENABLE); mtspr(SPRN_MMCR1, cpuhw->mmcr.mmcr1); if (ppmu->flags & PPMU_ARCH_31) @@ -2250,7 +2282,6 @@ static void __perf_event_interrupt(struct pt_regs *regs) struct perf_event *event; unsigned long val[8]; int found, active; - int nmi; if (cpuhw->n_limited) freeze_limited_counters(cpuhw, mfspr(SPRN_PMC5), @@ -2258,18 +2289,6 @@ static void __perf_event_interrupt(struct pt_regs *regs) perf_read_regs(regs); - /* - * If perf interrupts hit in a local_irq_disable (soft-masked) region, - * we consider them as NMIs. This is required to prevent hash faults on - * user addresses when reading callchains. See the NMI test in - * do_hash_page. - */ - nmi = perf_intr_is_nmi(regs); - if (nmi) - nmi_enter(); - else - irq_enter(); - /* Read all the PMCs since we'll need them a bunch of times */ for (i = 0; i < ppmu->n_counter; ++i) val[i] = read_pmc(i + 1); @@ -2296,6 +2315,14 @@ static void __perf_event_interrupt(struct pt_regs *regs) break; } } + + /* + * Clear PACA_IRQ_PMI in case it was set by + * set_pmi_irq_pending() when PMU was enabled + * after accounting for interrupts. + */ + clear_pmi_irq_pending(); + if (!active) /* reset non active counters that have overflowed */ write_pmc(i + 1, 0); @@ -2315,8 +2342,15 @@ static void __perf_event_interrupt(struct pt_regs *regs) } } } - if (!found && !nmi && printk_ratelimit()) - printk(KERN_WARNING "Can't find PMC that caused IRQ\n"); + + /* + * During system wide profling or while specific CPU is monitored for an + * event, some corner cases could cause PMC to overflow in idle path. This + * will trigger a PMI after waking up from idle. Since counter values are _not_ + * saved/restored in idle path, can lead to below "Can't find PMC" message. + */ + if (unlikely(!found) && !arch_irq_disabled_regs(regs)) + printk_ratelimited(KERN_WARNING "Can't find PMC that caused IRQ\n"); /* * Reset MMCR0 to its normal value. This will set PMXE and @@ -2326,11 +2360,6 @@ static void __perf_event_interrupt(struct pt_regs *regs) * we get back out of this interrupt. */ write_mmcr0(cpuhw, cpuhw->mmcr.mmcr0); - - if (nmi) - nmi_exit(); - else - irq_exit(); } static void perf_event_interrupt(struct pt_regs *regs) diff --git a/arch/powerpc/perf/core-fsl-emb.c b/arch/powerpc/perf/core-fsl-emb.c index e0e7e276bfd25..ee721f420a7ba 100644 --- a/arch/powerpc/perf/core-fsl-emb.c +++ b/arch/powerpc/perf/core-fsl-emb.c @@ -31,19 +31,6 @@ static atomic_t num_events; /* Used to avoid races in calling reserve/release_pmc_hardware */ static DEFINE_MUTEX(pmc_reserve_mutex); -/* - * If interrupts were soft-disabled when a PMU interrupt occurs, treat - * it as an NMI. - */ -static inline int perf_intr_is_nmi(struct pt_regs *regs) -{ -#ifdef __powerpc64__ - return (regs->softe & IRQS_DISABLED); -#else - return 0; -#endif -} - static void perf_event_interrupt(struct pt_regs *regs); /* @@ -659,13 +646,6 @@ static void perf_event_interrupt(struct pt_regs *regs) struct perf_event *event; unsigned long val; int found = 0; - int nmi; - - nmi = perf_intr_is_nmi(regs); - if (nmi) - nmi_enter(); - else - irq_enter(); for (i = 0; i < ppmu->n_counter; ++i) { event = cpuhw->event[i]; @@ -690,11 +670,6 @@ static void perf_event_interrupt(struct pt_regs *regs) mtmsr(mfmsr() | MSR_PMM); mtpmr(PMRN_PMGC0, PMGC0_PMIE | PMGC0_FCECE); isync(); - - if (nmi) - nmi_exit(); - else - irq_exit(); } void hw_perf_event_setup(int cpu) diff --git a/arch/powerpc/perf/isa207-common.c b/arch/powerpc/perf/isa207-common.c index 5e8eedda45d39..58448f0e47213 100644 --- a/arch/powerpc/perf/isa207-common.c +++ b/arch/powerpc/perf/isa207-common.c @@ -561,6 +561,14 @@ int isa207_compute_mmcr(u64 event[], int n_ev, if (!(pmc_inuse & 0x60)) mmcr->mmcr0 |= MMCR0_FC56; + /* + * Set mmcr0 (PMCCEXT) for p10 which + * will restrict access to group B registers + * when MMCR0 PMCC=0b00. + */ + if (cpu_has_feature(CPU_FTR_ARCH_31)) + mmcr->mmcr0 |= MMCR0_PMCCEXT; + mmcr->mmcr1 = mmcr1; mmcr->mmcra = mmcra; mmcr->mmcr2 = mmcr2; diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c index 2124831cf57c0..d04079b34d7c2 100644 --- a/arch/powerpc/platforms/cell/iommu.c +++ b/arch/powerpc/platforms/cell/iommu.c @@ -976,6 +976,7 @@ static int __init cell_iommu_fixed_mapping_init(void) if (hbase < dbase || (hend > (dbase + dsize))) { pr_debug("iommu: hash window doesn't fit in" "real DMA window\n"); + of_node_put(np); return -1; } } diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c index 9068edef71f78..59999902e4a6a 100644 --- a/arch/powerpc/platforms/cell/pervasive.c +++ b/arch/powerpc/platforms/cell/pervasive.c @@ -77,6 +77,7 @@ static int cbe_system_reset_exception(struct pt_regs *regs) switch (regs->msr & SRR1_WAKEMASK) { case SRR1_WAKEDEC: set_dec(1); + break; case SRR1_WAKEEE: /* * Handle these when interrupts get re-enabled and we take diff --git a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c index a1b7f79a8a152..de10c13de15c6 100644 --- a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c +++ b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c @@ -215,6 +215,7 @@ void hlwd_pic_probe(void) irq_set_chained_handler(cascade_virq, hlwd_pic_irq_cascade); hlwd_irq_host = host; + of_node_put(np); break; } } diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c index f77a59b5c2e1a..df89d916236d9 100644 --- a/arch/powerpc/platforms/powermac/low_i2c.c +++ b/arch/powerpc/platforms/powermac/low_i2c.c @@ -582,6 +582,7 @@ static void __init kw_i2c_add(struct pmac_i2c_host_kw *host, bus->close = kw_i2c_close; bus->xfer = kw_i2c_xfer; mutex_init(&bus->mutex); + lockdep_register_key(&bus->lock_key); lockdep_set_class(&bus->mutex, &bus->lock_key); if (controller == busnode) bus->flags = pmac_i2c_multibus; @@ -810,6 +811,7 @@ static void __init pmu_i2c_probe(void) bus->hostdata = bus + 1; bus->xfer = pmu_i2c_xfer; mutex_init(&bus->mutex); + lockdep_register_key(&bus->lock_key); lockdep_set_class(&bus->mutex, &bus->lock_key); bus->flags = pmac_i2c_multibus; list_add(&bus->link, &pmac_i2c_busses); @@ -933,6 +935,7 @@ static void __init smu_i2c_probe(void) bus->hostdata = bus + 1; bus->xfer = smu_i2c_xfer; mutex_init(&bus->mutex); + lockdep_register_key(&bus->lock_key); lockdep_set_class(&bus->mutex, &bus->lock_key); bus->flags = 0; list_add(&bus->link, &pmac_i2c_busses); diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c index 608569082ba0b..123a0e799b7bd 100644 --- a/arch/powerpc/platforms/powernv/opal-lpc.c +++ b/arch/powerpc/platforms/powernv/opal-lpc.c @@ -396,6 +396,7 @@ void __init opal_lpc_init(void) if (!of_get_property(np, "primary", NULL)) continue; opal_lpc_chip_id = of_get_ibm_chip_id(np); + of_node_put(np); break; } if (opal_lpc_chip_id < 0) diff --git a/arch/powerpc/sysdev/xive/spapr.c b/arch/powerpc/sysdev/xive/spapr.c index 1e3674d7ea7bc..b57eeaff7bb33 100644 --- a/arch/powerpc/sysdev/xive/spapr.c +++ b/arch/powerpc/sysdev/xive/spapr.c @@ -658,6 +658,9 @@ static int xive_spapr_debug_show(struct seq_file *m, void *private) struct xive_irq_bitmap *xibm; char *buf = kmalloc(PAGE_SIZE, GFP_KERNEL); + if (!buf) + return -ENOMEM; + list_for_each_entry(xibm, &xive_irq_bitmaps, list) { memset(buf, 0, PAGE_SIZE); bitmap_print_to_pagebuf(true, buf, xibm->bitmap, xibm->count); diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c index 11d2c8395e2ae..6d99b1be0082f 100644 --- a/arch/s390/mm/pgalloc.c +++ b/arch/s390/mm/pgalloc.c @@ -253,13 +253,15 @@ void page_table_free(struct mm_struct *mm, unsigned long *table) /* Free 2K page table fragment of a 4K page */ bit = (__pa(table) & ~PAGE_MASK)/(PTRS_PER_PTE*sizeof(pte_t)); spin_lock_bh(&mm->context.lock); - mask = atomic_xor_bits(&page->_refcount, 1U << (bit + 24)); + mask = atomic_xor_bits(&page->_refcount, 0x11U << (bit + 24)); mask >>= 24; if (mask & 3) list_add(&page->lru, &mm->context.pgtable_list); else list_del(&page->lru); spin_unlock_bh(&mm->context.lock); + mask = atomic_xor_bits(&page->_refcount, 0x10U << (bit + 24)); + mask >>= 24; if (mask != 0) return; } else { diff --git a/arch/um/drivers/virtio_uml.c b/arch/um/drivers/virtio_uml.c index d11b3d41c3785..d5d768188b3ba 100644 --- a/arch/um/drivers/virtio_uml.c +++ b/arch/um/drivers/virtio_uml.c @@ -1076,6 +1076,8 @@ static void virtio_uml_release_dev(struct device *d) container_of(d, struct virtio_device, dev); struct virtio_uml_device *vu_dev = to_virtio_uml_device(vdev); + time_travel_propagate_time(); + /* might not have been opened due to not negotiating the feature */ if (vu_dev->req_fd >= 0) { um_free_irq(VIRTIO_IRQ, vu_dev); @@ -1109,6 +1111,8 @@ static int virtio_uml_probe(struct platform_device *pdev) vu_dev->pdev = pdev; vu_dev->req_fd = -1; + time_travel_propagate_time(); + do { rc = os_connect_socket(pdata->socket_path); } while (rc == -EINTR); diff --git a/arch/um/include/asm/delay.h b/arch/um/include/asm/delay.h index 56fc2b8f2dd01..e79b2ab6f40c8 100644 --- a/arch/um/include/asm/delay.h +++ b/arch/um/include/asm/delay.h @@ -14,7 +14,7 @@ static inline void um_ndelay(unsigned long nsecs) ndelay(nsecs); } #undef ndelay -#define ndelay um_ndelay +#define ndelay(n) um_ndelay(n) static inline void um_udelay(unsigned long usecs) { @@ -26,5 +26,5 @@ static inline void um_udelay(unsigned long usecs) udelay(usecs); } #undef udelay -#define udelay um_udelay +#define udelay(n) um_udelay(n) #endif /* __UM_DELAY_H */ diff --git a/arch/um/include/shared/registers.h b/arch/um/include/shared/registers.h index 0c50fa6e8a55b..fbb709a222839 100644 --- a/arch/um/include/shared/registers.h +++ b/arch/um/include/shared/registers.h @@ -16,8 +16,8 @@ extern int restore_fp_registers(int pid, unsigned long *fp_regs); extern int save_fpx_registers(int pid, unsigned long *fp_regs); extern int restore_fpx_registers(int pid, unsigned long *fp_regs); extern int save_registers(int pid, struct uml_pt_regs *regs); -extern int restore_registers(int pid, struct uml_pt_regs *regs); -extern int init_registers(int pid); +extern int restore_pid_registers(int pid, struct uml_pt_regs *regs); +extern int init_pid_registers(int pid); extern void get_safe_registers(unsigned long *regs, unsigned long *fp_regs); extern unsigned long get_thread_reg(int reg, jmp_buf *buf); extern int get_fp_registers(int pid, unsigned long *regs); diff --git a/arch/um/os-Linux/registers.c b/arch/um/os-Linux/registers.c index 2d9270508e156..b123955be7acc 100644 --- a/arch/um/os-Linux/registers.c +++ b/arch/um/os-Linux/registers.c @@ -21,7 +21,7 @@ int save_registers(int pid, struct uml_pt_regs *regs) return 0; } -int restore_registers(int pid, struct uml_pt_regs *regs) +int restore_pid_registers(int pid, struct uml_pt_regs *regs) { int err; @@ -36,7 +36,7 @@ int restore_registers(int pid, struct uml_pt_regs *regs) static unsigned long exec_regs[MAX_REG_NR]; static unsigned long exec_fp_regs[FP_SIZE]; -int init_registers(int pid) +int init_pid_registers(int pid) { int err; diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c index f79dc338279e6..b28373a2b8d2d 100644 --- a/arch/um/os-Linux/start_up.c +++ b/arch/um/os-Linux/start_up.c @@ -336,7 +336,7 @@ void __init os_early_checks(void) check_tmpexec(); pid = start_ptraced_child(); - if (init_registers(pid)) + if (init_pid_registers(pid)) fatal("Failed to initialize default registers"); stop_ptraced_child(pid, 1, 1); } diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile index 6004047d25fdd..bf91e0a36d77f 100644 --- a/arch/x86/boot/compressed/Makefile +++ b/arch/x86/boot/compressed/Makefile @@ -28,7 +28,11 @@ KCOV_INSTRUMENT := n targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \ vmlinux.bin.xz vmlinux.bin.lzo vmlinux.bin.lz4 vmlinux.bin.zst -KBUILD_CFLAGS := -m$(BITS) -O2 +# CLANG_FLAGS must come before any cc-disable-warning or cc-option calls in +# case of cross compiling, as it has the '--target=' flag, which is needed to +# avoid errors with '-march=i386', and future flags may depend on the target to +# be valid. +KBUILD_CFLAGS := -m$(BITS) -O2 $(CLANG_FLAGS) KBUILD_CFLAGS += -fno-strict-aliasing -fPIE KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING cflags-$(CONFIG_X86_32) := -march=i386 @@ -46,7 +50,6 @@ KBUILD_CFLAGS += -D__DISABLE_EXPORTS # Disable relocation relaxation in case the link is not PIE. KBUILD_CFLAGS += $(call as-option,-Wa$(comma)-mrelax-relocations=no) KBUILD_CFLAGS += -include $(srctree)/include/linux/hidden.h -KBUILD_CFLAGS += $(CLANG_FLAGS) # sev-es.c indirectly inludes inat-table.h which is generated during # compilation and stored in $(objtree). Add the directory to the includes so diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig index 78210793d357c..38d7acb9610cc 100644 --- a/arch/x86/configs/i386_defconfig +++ b/arch/x86/configs/i386_defconfig @@ -264,3 +264,4 @@ CONFIG_BLK_DEV_IO_TRACE=y CONFIG_PROVIDE_OHCI1394_DMA_INIT=y CONFIG_EARLY_PRINTK_DBGP=y CONFIG_DEBUG_BOOT_PARAMS=y +CONFIG_KALLSYMS_ALL=y diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig index 9936528e19393..c6e587a9a6f85 100644 --- a/arch/x86/configs/x86_64_defconfig +++ b/arch/x86/configs/x86_64_defconfig @@ -260,3 +260,4 @@ CONFIG_BLK_DEV_IO_TRACE=y CONFIG_PROVIDE_OHCI1394_DMA_INIT=y CONFIG_EARLY_PRINTK_DBGP=y CONFIG_DEBUG_BOOT_PARAMS=y +CONFIG_KALLSYMS_ALL=y diff --git a/arch/x86/include/asm/realmode.h b/arch/x86/include/asm/realmode.h index 5db5d083c8732..331474b150f16 100644 --- a/arch/x86/include/asm/realmode.h +++ b/arch/x86/include/asm/realmode.h @@ -89,6 +89,7 @@ static inline void set_real_mode_mem(phys_addr_t mem) } void reserve_real_mode(void); +void load_trampoline_pgtable(void); #endif /* __ASSEMBLY__ */ diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index 5c95d242f38d7..bb1430283c726 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h @@ -314,11 +314,12 @@ do { \ do { \ __chk_user_ptr(ptr); \ switch (size) { \ - unsigned char x_u8__; \ - case 1: \ + case 1: { \ + unsigned char x_u8__; \ __get_user_asm(x_u8__, ptr, "b", "=q", label); \ (x) = x_u8__; \ break; \ + } \ case 2: \ __get_user_asm(x, ptr, "w", "=r", label); \ break; \ diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index 14b34963eb1f7..5cf1a024408bf 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -295,11 +295,17 @@ static void wait_for_panic(void) panic("Panicing machine check CPU died"); } -static void mce_panic(const char *msg, struct mce *final, char *exp) +static noinstr void mce_panic(const char *msg, struct mce *final, char *exp) { - int apei_err = 0; struct llist_node *pending; struct mce_evt_llist *l; + int apei_err = 0; + + /* + * Allow instrumentation around external facilities usage. Not that it + * matters a whole lot since the machine is going to panic anyway. + */ + instrumentation_begin(); if (!fake_panic) { /* @@ -314,7 +320,7 @@ static void mce_panic(const char *msg, struct mce *final, char *exp) } else { /* Don't log too much for fake panic */ if (atomic_inc_return(&mce_fake_panicked) > 1) - return; + goto out; } pending = mce_gen_pool_prepare_records(); /* First print corrected ones that are still unlogged */ @@ -352,6 +358,9 @@ static void mce_panic(const char *msg, struct mce *final, char *exp) panic(msg); } else pr_emerg(HW_ERR "Fake kernel panic: %s\n", msg); + +out: + instrumentation_end(); } /* Support code for software error injection */ @@ -682,7 +691,7 @@ static struct notifier_block mce_default_nb = { /* * Read ADDR and MISC registers. */ -static void mce_read_aux(struct mce *m, int i) +static noinstr void mce_read_aux(struct mce *m, int i) { if (m->status & MCI_STATUS_MISCV) m->misc = mce_rdmsrl(msr_ops.misc(i)); @@ -1061,10 +1070,13 @@ static int mce_start(int *no_way_out) * Synchronize between CPUs after main scanning loop. * This invokes the bulk of the Monarch processing. */ -static int mce_end(int order) +static noinstr int mce_end(int order) { - int ret = -1; u64 timeout = (u64)mca_cfg.monarch_timeout * NSEC_PER_USEC; + int ret = -1; + + /* Allow instrumentation around external facilities. */ + instrumentation_begin(); if (!timeout) goto reset; @@ -1108,7 +1120,8 @@ static int mce_end(int order) /* * Don't reset anything. That's done by the Monarch. */ - return 0; + ret = 0; + goto out; } /* @@ -1123,6 +1136,10 @@ reset: * Let others run again. */ atomic_set(&mce_executing, 0); + +out: + instrumentation_end(); + return ret; } @@ -1443,6 +1460,14 @@ noinstr void do_machine_check(struct pt_regs *regs) if (worst != MCE_AR_SEVERITY && !kill_it) goto out; + /* + * Enable instrumentation around the external facilities like + * task_work_add() (via queue_task_work()), fixup_exception() etc. + * For now, that is. Fixing this properly would need a lot more involved + * reorganization. + */ + instrumentation_begin(); + /* Fault was in user mode and we need to take some action */ if ((m.cs & 3) == 3) { /* If this triggers there is no way to recover. Die hard. */ @@ -1468,6 +1493,9 @@ noinstr void do_machine_check(struct pt_regs *regs) if (m.kflags & MCE_IN_KERNEL_COPYIN) queue_task_work(&m, msg, kill_it); } + + instrumentation_end(); + out: mce_wrmsrl(MSR_IA32_MCG_STATUS, 0); } diff --git a/arch/x86/kernel/cpu/mce/inject.c b/arch/x86/kernel/cpu/mce/inject.c index 3a44346f22766..e7808309d4710 100644 --- a/arch/x86/kernel/cpu/mce/inject.c +++ b/arch/x86/kernel/cpu/mce/inject.c @@ -347,7 +347,7 @@ static ssize_t flags_write(struct file *filp, const char __user *ubuf, char buf[MAX_FLAG_OPT_SIZE], *__buf; int err; - if (cnt > MAX_FLAG_OPT_SIZE) + if (!cnt || cnt > MAX_FLAG_OPT_SIZE) return -EINVAL; if (copy_from_user(&buf, ubuf, cnt)) diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 0c6d1dc59fa21..8e27cbefaa4bf 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -515,6 +515,7 @@ static const struct intel_early_ops gen11_early_ops __initconst = { .stolen_size = gen9_stolen_size, }; +/* Intel integrated GPUs for which we need to reserve "stolen memory" */ static const struct pci_device_id intel_early_ids[] __initconst = { INTEL_I830_IDS(&i830_early_ops), INTEL_I845G_IDS(&i845_early_ops), @@ -588,6 +589,13 @@ static void __init intel_graphics_quirks(int num, int slot, int func) u16 device; int i; + /* + * Reserve "stolen memory" for an integrated GPU. If we've already + * found one, there's nothing to do for other (discrete) GPUs. + */ + if (resource_size(&intel_graphics_stolen_res)) + return; + device = read_pci_config_16(num, slot, func, PCI_DEVICE_ID); for (i = 0; i < ARRAY_SIZE(intel_early_ids); i++) { @@ -700,7 +708,7 @@ static struct chipset early_qrk[] __initdata = { { PCI_VENDOR_ID_INTEL, 0x3406, PCI_CLASS_BRIDGE_HOST, PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check }, { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA, PCI_ANY_ID, - QFLAG_APPLY_ONCE, intel_graphics_quirks }, + 0, intel_graphics_quirks }, /* * HPET on the current version of the Baytrail platform has accuracy * problems: it will halt in deep idle state - so we disable it. diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 798a6f73f8946..df3514835b356 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -113,17 +113,9 @@ void __noreturn machine_real_restart(unsigned int type) spin_unlock(&rtc_lock); /* - * Switch back to the initial page table. + * Switch to the trampoline page table. */ -#ifdef CONFIG_X86_32 - load_cr3(initial_page_table); -#else - write_cr3(real_mode_header->trampoline_pgd); - - /* Exiting long mode will fail if CR4.PCIDE is set. */ - if (boot_cpu_has(X86_FEATURE_PCID)) - cr4_clear_bits(X86_CR4_PCIDE); -#endif + load_trampoline_pgtable(); /* Jump to the identity-mapped low memory code */ #ifdef CONFIG_X86_32 diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index f9f1b45e5ddc4..13d1a0ac8916a 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -1127,6 +1127,7 @@ static int tsc_cs_enable(struct clocksource *cs) static struct clocksource clocksource_tsc_early = { .name = "tsc-early", .rating = 299, + .uncertainty_margin = 32 * NSEC_PER_MSEC, .read = read_tsc, .mask = CLOCKSOURCE_MASK(64), .flags = CLOCK_SOURCE_IS_CONTINUOUS | diff --git a/arch/x86/kvm/vmx/posted_intr.c b/arch/x86/kvm/vmx/posted_intr.c index fbd9b10354790..5f8acd2faa7c1 100644 --- a/arch/x86/kvm/vmx/posted_intr.c +++ b/arch/x86/kvm/vmx/posted_intr.c @@ -15,7 +15,7 @@ * can find which vCPU should be waken up. */ static DEFINE_PER_CPU(struct list_head, blocked_vcpu_on_cpu); -static DEFINE_PER_CPU(spinlock_t, blocked_vcpu_on_cpu_lock); +static DEFINE_PER_CPU(raw_spinlock_t, blocked_vcpu_on_cpu_lock); static inline struct pi_desc *vcpu_to_pi_desc(struct kvm_vcpu *vcpu) { @@ -121,9 +121,9 @@ static void __pi_post_block(struct kvm_vcpu *vcpu) new.control) != old.control); if (!WARN_ON_ONCE(vcpu->pre_pcpu == -1)) { - spin_lock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); + raw_spin_lock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); list_del(&vcpu->blocked_vcpu_list); - spin_unlock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); + raw_spin_unlock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); vcpu->pre_pcpu = -1; } } @@ -154,11 +154,11 @@ int pi_pre_block(struct kvm_vcpu *vcpu) local_irq_disable(); if (!WARN_ON_ONCE(vcpu->pre_pcpu != -1)) { vcpu->pre_pcpu = vcpu->cpu; - spin_lock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); + raw_spin_lock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); list_add_tail(&vcpu->blocked_vcpu_list, &per_cpu(blocked_vcpu_on_cpu, vcpu->pre_pcpu)); - spin_unlock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); + raw_spin_unlock(&per_cpu(blocked_vcpu_on_cpu_lock, vcpu->pre_pcpu)); } do { @@ -215,7 +215,7 @@ void pi_wakeup_handler(void) struct kvm_vcpu *vcpu; int cpu = smp_processor_id(); - spin_lock(&per_cpu(blocked_vcpu_on_cpu_lock, cpu)); + raw_spin_lock(&per_cpu(blocked_vcpu_on_cpu_lock, cpu)); list_for_each_entry(vcpu, &per_cpu(blocked_vcpu_on_cpu, cpu), blocked_vcpu_list) { struct pi_desc *pi_desc = vcpu_to_pi_desc(vcpu); @@ -223,13 +223,13 @@ void pi_wakeup_handler(void) if (pi_test_on(pi_desc) == 1) kvm_vcpu_kick(vcpu); } - spin_unlock(&per_cpu(blocked_vcpu_on_cpu_lock, cpu)); + raw_spin_unlock(&per_cpu(blocked_vcpu_on_cpu_lock, cpu)); } void __init pi_init_cpu(int cpu) { INIT_LIST_HEAD(&per_cpu(blocked_vcpu_on_cpu, cpu)); - spin_lock_init(&per_cpu(blocked_vcpu_on_cpu_lock, cpu)); + raw_spin_lock_init(&per_cpu(blocked_vcpu_on_cpu_lock, cpu)); } bool pi_has_pending_interrupt(struct kvm_vcpu *vcpu) diff --git a/arch/x86/realmode/init.c b/arch/x86/realmode/init.c index 3313bffbecd4d..1a702c6a226ec 100644 --- a/arch/x86/realmode/init.c +++ b/arch/x86/realmode/init.c @@ -17,6 +17,32 @@ u32 *trampoline_cr4_features; /* Hold the pgd entry used on booting additional CPUs */ pgd_t trampoline_pgd_entry; +void load_trampoline_pgtable(void) +{ +#ifdef CONFIG_X86_32 + load_cr3(initial_page_table); +#else + /* + * This function is called before exiting to real-mode and that will + * fail with CR4.PCIDE still set. + */ + if (boot_cpu_has(X86_FEATURE_PCID)) + cr4_clear_bits(X86_CR4_PCIDE); + + write_cr3(real_mode_header->trampoline_pgd); +#endif + + /* + * The CR3 write above will not flush global TLB entries. + * Stale, global entries from previous page tables may still be + * present. Flush those stale entries. + * + * This ensures that memory accessed while running with + * trampoline_pgd is *actually* mapped into trampoline_pgd. + */ + __flush_tlb_all(); +} + void __init reserve_real_mode(void) { phys_addr_t mem; diff --git a/arch/x86/um/syscalls_64.c b/arch/x86/um/syscalls_64.c index 58f51667e2e4b..8249685b40960 100644 --- a/arch/x86/um/syscalls_64.c +++ b/arch/x86/um/syscalls_64.c @@ -11,6 +11,7 @@ #include #include /* XXX This should get the constants from libc */ #include +#include long arch_prctl(struct task_struct *task, int option, unsigned long __user *arg2) @@ -35,7 +36,7 @@ long arch_prctl(struct task_struct *task, int option, switch (option) { case ARCH_SET_FS: case ARCH_SET_GS: - ret = restore_registers(pid, ¤t->thread.regs.regs); + ret = restore_pid_registers(pid, ¤t->thread.regs.regs); if (ret) return ret; break; diff --git a/block/blk-flush.c b/block/blk-flush.c index 70f1d02135ed6..33b487b5cbf78 100644 --- a/block/blk-flush.c +++ b/block/blk-flush.c @@ -236,8 +236,10 @@ static void flush_end_io(struct request *flush_rq, blk_status_t error) * avoiding use-after-free. */ WRITE_ONCE(flush_rq->state, MQ_RQ_IDLE); - if (fq->rq_status != BLK_STS_OK) + if (fq->rq_status != BLK_STS_OK) { error = fq->rq_status; + fq->rq_status = BLK_STS_OK; + } if (!q->elevator) { flush_rq->tag = BLK_MQ_NO_TAG; diff --git a/block/blk-pm.c b/block/blk-pm.c index 17bd020268d42..2dad62cc15727 100644 --- a/block/blk-pm.c +++ b/block/blk-pm.c @@ -163,27 +163,19 @@ EXPORT_SYMBOL(blk_pre_runtime_resume); /** * blk_post_runtime_resume - Post runtime resume processing * @q: the queue of the device - * @err: return value of the device's runtime_resume function * * Description: - * Update the queue's runtime status according to the return value of the - * device's runtime_resume function. If the resume was successful, call - * blk_set_runtime_active() to do the real work of restarting the queue. + * For historical reasons, this routine merely calls blk_set_runtime_active() + * to do the real work of restarting the queue. It does this regardless of + * whether the device's runtime-resume succeeded; even if it failed the + * driver or error handler will need to communicate with the device. * * This function should be called near the end of the device's * runtime_resume callback. */ -void blk_post_runtime_resume(struct request_queue *q, int err) +void blk_post_runtime_resume(struct request_queue *q) { - if (!q->dev) - return; - if (!err) { - blk_set_runtime_active(q); - } else { - spin_lock_irq(&q->queue_lock); - q->rpm_status = RPM_SUSPENDED; - spin_unlock_irq(&q->queue_lock); - } + blk_set_runtime_active(q); } EXPORT_SYMBOL(blk_post_runtime_resume); @@ -201,7 +193,7 @@ EXPORT_SYMBOL(blk_post_runtime_resume); * runtime PM status and re-enable peeking requests from the queue. It * should be called before first request is added to the queue. * - * This function is also called by blk_post_runtime_resume() for successful + * This function is also called by blk_post_runtime_resume() for * runtime resumes. It does everything necessary to restart the queue. */ void blk_set_runtime_active(struct request_queue *q) diff --git a/crypto/jitterentropy.c b/crypto/jitterentropy.c index 6e147c43fc186..37c4c308339e4 100644 --- a/crypto/jitterentropy.c +++ b/crypto/jitterentropy.c @@ -265,7 +265,6 @@ static int jent_stuck(struct rand_data *ec, __u64 current_delta) { __u64 delta2 = jent_delta(ec->last_delta, current_delta); __u64 delta3 = jent_delta(ec->last_delta2, delta2); - unsigned int delta_masked = current_delta & JENT_APT_WORD_MASK; ec->last_delta = current_delta; ec->last_delta2 = delta2; @@ -274,7 +273,7 @@ static int jent_stuck(struct rand_data *ec, __u64 current_delta) * Insert the result of the comparison of two back-to-back time * deltas. */ - jent_apt_insert(ec, delta_masked); + jent_apt_insert(ec, current_delta); if (!current_delta || !delta2 || !delta3) { /* RCT with a stuck bit */ diff --git a/drivers/acpi/acpica/exfield.c b/drivers/acpi/acpica/exfield.c index 3323a2ba6a313..b3230e511870a 100644 --- a/drivers/acpi/acpica/exfield.c +++ b/drivers/acpi/acpica/exfield.c @@ -326,12 +326,7 @@ acpi_ex_write_data_to_field(union acpi_operand_object *source_desc, obj_desc->field.base_byte_offset, source_desc->buffer.pointer, data_length); - if ((obj_desc->field.region_obj->region.address == - PCC_MASTER_SUBSPACE - && MASTER_SUBSPACE_COMMAND(obj_desc->field. - base_byte_offset)) - || GENERIC_SUBSPACE_COMMAND(obj_desc->field. - base_byte_offset)) { + if (MASTER_SUBSPACE_COMMAND(obj_desc->field.base_byte_offset)) { /* Perform the write */ diff --git a/drivers/acpi/acpica/exoparg1.c b/drivers/acpi/acpica/exoparg1.c index a46d685a3ffcf..9d67dfd93d5b6 100644 --- a/drivers/acpi/acpica/exoparg1.c +++ b/drivers/acpi/acpica/exoparg1.c @@ -1007,7 +1007,8 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state) (walk_state, return_desc, &temp_desc); if (ACPI_FAILURE(status)) { - goto cleanup; + return_ACPI_STATUS + (status); } return_desc = temp_desc; diff --git a/drivers/acpi/acpica/hwesleep.c b/drivers/acpi/acpica/hwesleep.c index 4836a4b8b38b8..142a755be6881 100644 --- a/drivers/acpi/acpica/hwesleep.c +++ b/drivers/acpi/acpica/hwesleep.c @@ -104,7 +104,9 @@ acpi_status acpi_hw_extended_sleep(u8 sleep_state) /* Flush caches, as per ACPI specification */ - ACPI_FLUSH_CPU_CACHE(); + if (sleep_state < ACPI_STATE_S4) { + ACPI_FLUSH_CPU_CACHE(); + } status = acpi_os_enter_sleep(sleep_state, sleep_control, 0); if (status == AE_CTRL_TERMINATE) { diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c index fcc84d196238a..6a20bb5059c1d 100644 --- a/drivers/acpi/acpica/hwsleep.c +++ b/drivers/acpi/acpica/hwsleep.c @@ -110,7 +110,9 @@ acpi_status acpi_hw_legacy_sleep(u8 sleep_state) /* Flush caches, as per ACPI specification */ - ACPI_FLUSH_CPU_CACHE(); + if (sleep_state < ACPI_STATE_S4) { + ACPI_FLUSH_CPU_CACHE(); + } status = acpi_os_enter_sleep(sleep_state, pm1a_control, pm1b_control); if (status == AE_CTRL_TERMINATE) { diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c index f1645d87864c3..3948c34d85830 100644 --- a/drivers/acpi/acpica/hwxfsleep.c +++ b/drivers/acpi/acpica/hwxfsleep.c @@ -162,8 +162,6 @@ acpi_status acpi_enter_sleep_state_s4bios(void) return_ACPI_STATUS(status); } - ACPI_FLUSH_CPU_CACHE(); - status = acpi_hw_write_port(acpi_gbl_FADT.smi_command, (u32)acpi_gbl_FADT.s4_bios_request, 8); if (ACPI_FAILURE(status)) { diff --git a/drivers/acpi/acpica/utdelete.c b/drivers/acpi/acpica/utdelete.c index 72d2c0b656339..cb1750e7a6281 100644 --- a/drivers/acpi/acpica/utdelete.c +++ b/drivers/acpi/acpica/utdelete.c @@ -422,6 +422,7 @@ acpi_ut_update_ref_count(union acpi_operand_object *object, u32 action) ACPI_WARNING((AE_INFO, "Obj %p, Reference Count is already zero, cannot decrement\n", object)); + return; } ACPI_DEBUG_PRINT_RAW((ACPI_DB_ALLOCATIONS, diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index e04352c1dc2ce..2376f57b3617a 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -59,6 +59,7 @@ static int battery_bix_broken_package; static int battery_notification_delay_ms; static int battery_ac_is_broken; static int battery_check_pmic = 1; +static int battery_quirk_notcharging; static unsigned int cache_time = 1000; module_param(cache_time, uint, 0644); MODULE_PARM_DESC(cache_time, "cache time in milliseconds"); @@ -222,6 +223,8 @@ static int acpi_battery_get_property(struct power_supply *psy, val->intval = POWER_SUPPLY_STATUS_CHARGING; else if (acpi_battery_is_charged(battery)) val->intval = POWER_SUPPLY_STATUS_FULL; + else if (battery_quirk_notcharging) + val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING; else val->intval = POWER_SUPPLY_STATUS_UNKNOWN; break; @@ -1105,6 +1108,12 @@ battery_do_not_check_pmic_quirk(const struct dmi_system_id *d) return 0; } +static int __init battery_quirk_not_charging(const struct dmi_system_id *d) +{ + battery_quirk_notcharging = 1; + return 0; +} + static const struct dmi_system_id bat_dmi_table[] __initconst = { { /* NEC LZ750/LS */ @@ -1149,6 +1158,19 @@ static const struct dmi_system_id bat_dmi_table[] __initconst = { DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"), }, }, + { + /* + * On Lenovo ThinkPads the BIOS specification defines + * a state when the bits for charging and discharging + * are both set to 0. That state is "Not Charging". + */ + .callback = battery_quirk_not_charging, + .ident = "Lenovo ThinkPad", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad"), + }, + }, {}, }; diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index e317214aabec5..5e14288fcabe9 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -98,8 +98,8 @@ int acpi_bus_get_status(struct acpi_device *device) acpi_status status; unsigned long long sta; - if (acpi_device_always_present(device)) { - acpi_set_device_status(device, ACPI_STA_DEFAULT); + if (acpi_device_override_status(device, &sta)) { + acpi_set_device_status(device, sta); return 0; } diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index be3e0921a6c00..3f2e5ea9ab6b7 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -166,6 +166,7 @@ struct acpi_ec_query { struct transaction transaction; struct work_struct work; struct acpi_ec_query_handler *handler; + struct acpi_ec *ec; }; static int acpi_ec_query(struct acpi_ec *ec, u8 *data); @@ -469,6 +470,7 @@ static void acpi_ec_submit_query(struct acpi_ec *ec) ec_dbg_evt("Command(%s) submitted/blocked", acpi_ec_cmd_string(ACPI_EC_COMMAND_QUERY)); ec->nr_pending_queries++; + ec->events_in_progress++; queue_work(ec_wq, &ec->work); } } @@ -535,7 +537,7 @@ static void acpi_ec_enable_event(struct acpi_ec *ec) #ifdef CONFIG_PM_SLEEP static void __acpi_ec_flush_work(void) { - drain_workqueue(ec_wq); /* flush ec->work */ + flush_workqueue(ec_wq); /* flush ec->work */ flush_workqueue(ec_query_wq); /* flush queries */ } @@ -1116,7 +1118,7 @@ void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit) } EXPORT_SYMBOL_GPL(acpi_ec_remove_query_handler); -static struct acpi_ec_query *acpi_ec_create_query(u8 *pval) +static struct acpi_ec_query *acpi_ec_create_query(struct acpi_ec *ec, u8 *pval) { struct acpi_ec_query *q; struct transaction *t; @@ -1124,11 +1126,13 @@ static struct acpi_ec_query *acpi_ec_create_query(u8 *pval) q = kzalloc(sizeof (struct acpi_ec_query), GFP_KERNEL); if (!q) return NULL; + INIT_WORK(&q->work, acpi_ec_event_processor); t = &q->transaction; t->command = ACPI_EC_COMMAND_QUERY; t->rdata = pval; t->rlen = 1; + q->ec = ec; return q; } @@ -1145,13 +1149,21 @@ static void acpi_ec_event_processor(struct work_struct *work) { struct acpi_ec_query *q = container_of(work, struct acpi_ec_query, work); struct acpi_ec_query_handler *handler = q->handler; + struct acpi_ec *ec = q->ec; ec_dbg_evt("Query(0x%02x) started", handler->query_bit); + if (handler->func) handler->func(handler->data); else if (handler->handle) acpi_evaluate_object(handler->handle, NULL, NULL, NULL); + ec_dbg_evt("Query(0x%02x) stopped", handler->query_bit); + + spin_lock_irq(&ec->lock); + ec->queries_in_progress--; + spin_unlock_irq(&ec->lock); + acpi_ec_delete_query(q); } @@ -1161,7 +1173,7 @@ static int acpi_ec_query(struct acpi_ec *ec, u8 *data) int result; struct acpi_ec_query *q; - q = acpi_ec_create_query(&value); + q = acpi_ec_create_query(ec, &value); if (!q) return -ENOMEM; @@ -1183,19 +1195,20 @@ static int acpi_ec_query(struct acpi_ec *ec, u8 *data) } /* - * It is reported that _Qxx are evaluated in a parallel way on - * Windows: + * It is reported that _Qxx are evaluated in a parallel way on Windows: * https://bugzilla.kernel.org/show_bug.cgi?id=94411 * - * Put this log entry before schedule_work() in order to make - * it appearing before any other log entries occurred during the - * work queue execution. + * Put this log entry before queue_work() to make it appear in the log + * before any other messages emitted during workqueue handling. */ ec_dbg_evt("Query(0x%02x) scheduled", value); - if (!queue_work(ec_query_wq, &q->work)) { - ec_dbg_evt("Query(0x%02x) overlapped", value); - result = -EBUSY; - } + + spin_lock_irq(&ec->lock); + + ec->queries_in_progress++; + queue_work(ec_query_wq, &q->work); + + spin_unlock_irq(&ec->lock); err_exit: if (result) @@ -1253,6 +1266,10 @@ static void acpi_ec_event_handler(struct work_struct *work) ec_dbg_evt("Event stopped"); acpi_ec_check_event(ec); + + spin_lock_irqsave(&ec->lock, flags); + ec->events_in_progress--; + spin_unlock_irqrestore(&ec->lock, flags); } static void acpi_ec_handle_interrupt(struct acpi_ec *ec) @@ -2034,6 +2051,7 @@ void acpi_ec_set_gpe_wake_mask(u8 action) bool acpi_ec_dispatch_gpe(void) { + bool work_in_progress; u32 ret; if (!first_ec) @@ -2054,8 +2072,19 @@ bool acpi_ec_dispatch_gpe(void) if (ret == ACPI_INTERRUPT_HANDLED) pm_pr_dbg("ACPI EC GPE dispatched\n"); - /* Flush the event and query workqueues. */ - acpi_ec_flush_work(); + /* Drain EC work. */ + do { + acpi_ec_flush_work(); + + pm_pr_dbg("ACPI EC work flushed\n"); + + spin_lock_irq(&first_ec->lock); + + work_in_progress = first_ec->events_in_progress + + first_ec->queries_in_progress > 0; + + spin_unlock_irq(&first_ec->lock); + } while (work_in_progress && !pm_wakeup_pending()); return false; } diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index a958ad60a3394..125e4901c9b47 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -184,6 +184,8 @@ struct acpi_ec { struct work_struct work; unsigned long timestamp; unsigned long nr_pending_queries; + unsigned int events_in_progress; + unsigned int queries_in_progress; bool busy_polling; unsigned int polling_guard; }; diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index de0533bd4e086..67a5ee2fedfd3 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1577,6 +1577,7 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device) { struct list_head resource_list; bool is_serial_bus_slave = false; + static const struct acpi_device_id ignore_serial_bus_ids[] = { /* * These devices have multiple I2cSerialBus resources and an i2c-client * must be instantiated for each, each with its own i2c_device_id. @@ -1585,11 +1586,18 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device) * drivers/platform/x86/i2c-multi-instantiate.c driver, which knows * which i2c_device_id to use for each resource. */ - static const struct acpi_device_id i2c_multi_instantiate_ids[] = { {"BSG1160", }, {"BSG2150", }, {"INT33FE", }, {"INT3515", }, + /* + * HIDs of device with an UartSerialBusV2 resource for which userspace + * expects a regular tty cdev to be created (instead of the in kernel + * serdev) and which have a kernel driver which expects a platform_dev + * such as the rfkill-gpio driver. + */ + {"BCM4752", }, + {"LNV4752", }, {} }; @@ -1603,8 +1611,7 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device) fwnode_property_present(&device->fwnode, "baud"))) return true; - /* Instantiate a pdev for the i2c-multi-instantiate drv to bind to */ - if (!acpi_match_device_ids(device, i2c_multi_instantiate_ids)) + if (!acpi_match_device_ids(device, ignore_serial_bus_ids)) return false; INIT_LIST_HEAD(&resource_list); diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index bdc1ba00aee9f..3f9a162be84e3 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -22,58 +22,71 @@ * Some BIOS-es (temporarily) hide specific APCI devices to work around Windows * driver bugs. We use DMI matching to match known cases of this. * - * We work around this by always reporting ACPI_STA_DEFAULT for these - * devices. Note this MUST only be done for devices where this is safe. + * Likewise sometimes some not-actually present devices are sometimes + * reported as present, which may cause issues. * - * This forcing of devices to be present is limited to specific CPU (SoC) - * models both to avoid potentially causing trouble on other models and - * because some HIDs are re-used on different SoCs for completely - * different devices. + * We work around this by using the below quirk list to override the status + * reported by the _STA method with a fixed value (ACPI_STA_DEFAULT or 0). + * Note this MUST only be done for devices where this is safe. + * + * This status overriding is limited to specific CPU (SoC) models both to + * avoid potentially causing trouble on other models and because some HIDs + * are re-used on different SoCs for completely different devices. */ -struct always_present_id { +struct override_status_id { struct acpi_device_id hid[2]; struct x86_cpu_id cpu_ids[2]; struct dmi_system_id dmi_ids[2]; /* Optional */ const char *uid; + const char *path; + unsigned long long status; }; -#define X86_MATCH(model) X86_MATCH_INTEL_FAM6_MODEL(model, NULL) - -#define ENTRY(hid, uid, cpu_models, dmi...) { \ +#define ENTRY(status, hid, uid, path, cpu_model, dmi...) { \ { { hid, }, {} }, \ - { cpu_models, {} }, \ + { X86_MATCH_INTEL_FAM6_MODEL(cpu_model, NULL), {} }, \ { { .matches = dmi }, {} }, \ uid, \ + path, \ + status, \ } -static const struct always_present_id always_present_ids[] = { +#define PRESENT_ENTRY_HID(hid, uid, cpu_model, dmi...) \ + ENTRY(ACPI_STA_DEFAULT, hid, uid, NULL, cpu_model, dmi) + +#define NOT_PRESENT_ENTRY_HID(hid, uid, cpu_model, dmi...) \ + ENTRY(0, hid, uid, NULL, cpu_model, dmi) + +#define PRESENT_ENTRY_PATH(path, cpu_model, dmi...) \ + ENTRY(ACPI_STA_DEFAULT, "", NULL, path, cpu_model, dmi) + +#define NOT_PRESENT_ENTRY_PATH(path, cpu_model, dmi...) \ + ENTRY(0, "", NULL, path, cpu_model, dmi) + +static const struct override_status_id override_status_ids[] = { /* * Bay / Cherry Trail PWM directly poked by GPU driver in win10, * but Linux uses a separate PWM driver, harmless if not used. */ - ENTRY("80860F09", "1", X86_MATCH(ATOM_SILVERMONT), {}), - ENTRY("80862288", "1", X86_MATCH(ATOM_AIRMONT), {}), + PRESENT_ENTRY_HID("80860F09", "1", ATOM_SILVERMONT, {}), + PRESENT_ENTRY_HID("80862288", "1", ATOM_AIRMONT, {}), - /* Lenovo Yoga Book uses PWM2 for keyboard backlight control */ - ENTRY("80862289", "2", X86_MATCH(ATOM_AIRMONT), { - DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X9"), - }), /* * The INT0002 device is necessary to clear wakeup interrupt sources * on Cherry Trail devices, without it we get nobody cared IRQ msgs. */ - ENTRY("INT0002", "1", X86_MATCH(ATOM_AIRMONT), {}), + PRESENT_ENTRY_HID("INT0002", "1", ATOM_AIRMONT, {}), /* * On the Dell Venue 11 Pro 7130 and 7139, the DSDT hides * the touchscreen ACPI device until a certain time * after _SB.PCI0.GFX0.LCD.LCD1._ON gets called has passed * *and* _STA has been called at least 3 times since. */ - ENTRY("SYNA7500", "1", X86_MATCH(HASWELL_L), { + PRESENT_ENTRY_HID("SYNA7500", "1", HASWELL_L, { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Venue 11 Pro 7130"), }), - ENTRY("SYNA7500", "1", X86_MATCH(HASWELL_L), { + PRESENT_ENTRY_HID("SYNA7500", "1", HASWELL_L, { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "Venue 11 Pro 7139"), }), @@ -81,54 +94,83 @@ static const struct always_present_id always_present_ids[] = { /* * The GPD win BIOS dated 20170221 has disabled the accelerometer, the * drivers sometimes cause crashes under Windows and this is how the - * manufacturer has solved this :| Note that the the DMI data is less - * generic then it seems, a board_vendor of "AMI Corporation" is quite - * rare and a board_name of "Default String" also is rare. + * manufacturer has solved this :| The DMI match may not seem unique, + * but it is. In the 67000+ DMI decode dumps from linux-hardware.org + * only 116 have board_vendor set to "AMI Corporation" and of those 116 + * only the GPD win and pocket entries' board_name is "Default string". * * Unfortunately the GPD pocket also uses these strings and its BIOS * was copy-pasted from the GPD win, so it has a disabled KIOX000A * node which we should not enable, thus we also check the BIOS date. */ - ENTRY("KIOX000A", "1", X86_MATCH(ATOM_AIRMONT), { + PRESENT_ENTRY_HID("KIOX000A", "1", ATOM_AIRMONT, { DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), DMI_MATCH(DMI_BOARD_NAME, "Default string"), DMI_MATCH(DMI_PRODUCT_NAME, "Default string"), DMI_MATCH(DMI_BIOS_DATE, "02/21/2017") }), - ENTRY("KIOX000A", "1", X86_MATCH(ATOM_AIRMONT), { + PRESENT_ENTRY_HID("KIOX000A", "1", ATOM_AIRMONT, { DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), DMI_MATCH(DMI_BOARD_NAME, "Default string"), DMI_MATCH(DMI_PRODUCT_NAME, "Default string"), DMI_MATCH(DMI_BIOS_DATE, "03/20/2017") }), - ENTRY("KIOX000A", "1", X86_MATCH(ATOM_AIRMONT), { + PRESENT_ENTRY_HID("KIOX000A", "1", ATOM_AIRMONT, { DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), DMI_MATCH(DMI_BOARD_NAME, "Default string"), DMI_MATCH(DMI_PRODUCT_NAME, "Default string"), DMI_MATCH(DMI_BIOS_DATE, "05/25/2017") }), + + /* + * The GPD win/pocket have a PCI wifi card, but its DSDT has the SDIO + * mmc controller enabled and that has a child-device which _PS3 + * method sets a GPIO causing the PCI wifi card to turn off. + * See above remark about uniqueness of the DMI match. + */ + NOT_PRESENT_ENTRY_PATH("\\_SB_.PCI0.SDHB.BRC1", ATOM_AIRMONT, { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), + DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"), + DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"), + }), }; -bool acpi_device_always_present(struct acpi_device *adev) +bool acpi_device_override_status(struct acpi_device *adev, unsigned long long *status) { bool ret = false; unsigned int i; - for (i = 0; i < ARRAY_SIZE(always_present_ids); i++) { - if (acpi_match_device_ids(adev, always_present_ids[i].hid)) + for (i = 0; i < ARRAY_SIZE(override_status_ids); i++) { + if (!x86_match_cpu(override_status_ids[i].cpu_ids)) continue; - if (!adev->pnp.unique_id || - strcmp(adev->pnp.unique_id, always_present_ids[i].uid)) + if (override_status_ids[i].dmi_ids[0].matches[0].slot && + !dmi_check_system(override_status_ids[i].dmi_ids)) continue; - if (!x86_match_cpu(always_present_ids[i].cpu_ids)) - continue; + if (override_status_ids[i].path) { + struct acpi_buffer path = { ACPI_ALLOCATE_BUFFER, NULL }; + bool match; - if (always_present_ids[i].dmi_ids[0].matches[0].slot && - !dmi_check_system(always_present_ids[i].dmi_ids)) - continue; + if (acpi_get_name(adev->handle, ACPI_FULL_PATHNAME, &path)) + continue; + + match = strcmp((char *)path.pointer, override_status_ids[i].path) == 0; + kfree(path.pointer); + + if (!match) + continue; + } else { + if (acpi_match_device_ids(adev, override_status_ids[i].hid)) + continue; + + if (!adev->pnp.unique_id || + strcmp(adev->pnp.unique_id, override_status_ids[i].uid)) + continue; + } + *status = override_status_ids[i].status; ret = true; break; } diff --git a/drivers/android/binder.c b/drivers/android/binder.c index 80e2bbb36422e..366b124057081 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -2657,8 +2657,8 @@ static int binder_translate_fd_array(struct binder_fd_array_object *fda, if (!ret) ret = binder_translate_fd(fd, offset, t, thread, in_reply_to); - if (ret < 0) - return ret; + if (ret) + return ret > 0 ? -EINVAL : ret; } return 0; } diff --git a/drivers/base/core.c b/drivers/base/core.c index 389d13616d1df..c0566aff53551 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -348,8 +348,7 @@ static void device_link_release_fn(struct work_struct *work) /* Ensure that all references to the link object have been dropped. */ device_link_synchronize_removal(); - while (refcount_dec_not_one(&link->rpm_active)) - pm_runtime_put(link->supplier); + pm_runtime_release_supplier(link, true); put_device(link->consumer); put_device(link->supplier); diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index bc649da4899a0..1573319404888 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -305,19 +305,40 @@ static int rpm_get_suppliers(struct device *dev) return 0; } +/** + * pm_runtime_release_supplier - Drop references to device link's supplier. + * @link: Target device link. + * @check_idle: Whether or not to check if the supplier device is idle. + * + * Drop all runtime PM references associated with @link to its supplier device + * and if @check_idle is set, check if that device is idle (and so it can be + * suspended). + */ +void pm_runtime_release_supplier(struct device_link *link, bool check_idle) +{ + struct device *supplier = link->supplier; + + /* + * The additional power.usage_count check is a safety net in case + * the rpm_active refcount becomes saturated, in which case + * refcount_dec_not_one() would return true forever, but it is not + * strictly necessary. + */ + while (refcount_dec_not_one(&link->rpm_active) && + atomic_read(&supplier->power.usage_count) > 0) + pm_runtime_put_noidle(supplier); + + if (check_idle) + pm_request_idle(supplier); +} + static void __rpm_put_suppliers(struct device *dev, bool try_to_suspend) { struct device_link *link; list_for_each_entry_rcu(link, &dev->links.suppliers, c_node, - device_links_read_lock_held()) { - - while (refcount_dec_not_one(&link->rpm_active)) - pm_runtime_put_noidle(link->supplier); - - if (try_to_suspend) - pm_request_idle(link->supplier); - } + device_links_read_lock_held()) + pm_runtime_release_supplier(link, try_to_suspend); } static void rpm_put_suppliers(struct device *dev) @@ -1755,9 +1776,7 @@ void pm_runtime_drop_link(struct device_link *link) return; pm_runtime_drop_link_count(link->consumer); - - while (refcount_dec_not_one(&link->rpm_active)) - pm_runtime_put(link->supplier); + pm_runtime_release_supplier(link, true); } static bool pm_runtime_need_not_resume(struct device *dev) diff --git a/drivers/base/property.c b/drivers/base/property.c index 4c43d30145c6b..cf88a5554d9c5 100644 --- a/drivers/base/property.c +++ b/drivers/base/property.c @@ -1195,8 +1195,10 @@ fwnode_graph_devcon_match(struct fwnode_handle *fwnode, const char *con_id, fwnode_graph_for_each_endpoint(fwnode, ep) { node = fwnode_graph_get_remote_port_parent(ep); - if (!fwnode_device_is_available(node)) + if (!fwnode_device_is_available(node)) { + fwnode_handle_put(node); continue; + } ret = match(node, con_id, data); fwnode_handle_put(node); diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 456a1787e18d0..55a30afc14a00 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -620,6 +620,7 @@ int regmap_attach_dev(struct device *dev, struct regmap *map, if (ret) return ret; + regmap_debugfs_exit(map); regmap_debugfs_init(map); /* Add a devres resource for dev_get_regmap() */ diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index 206bd4d7d7e23..d2fb3eb5816c3 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -519,7 +519,7 @@ software_node_get_reference_args(const struct fwnode_handle *fwnode, return -ENOENT; if (nargs_prop) { - error = property_entry_read_int_array(swnode->node->properties, + error = property_entry_read_int_array(ref->node->properties, nargs_prop, sizeof(u32), &nargs_prop_val, 1); if (error) diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 7df79ae6b0a1e..aaee15058d181 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -1015,7 +1015,7 @@ static DECLARE_DELAYED_WORK(fd_timer, fd_timer_workfn); static void cancel_activity(void) { do_floppy = NULL; - cancel_delayed_work_sync(&fd_timer); + cancel_delayed_work(&fd_timer); cancel_work_sync(&floppy_work); } @@ -3169,6 +3169,8 @@ static void raw_cmd_free(struct floppy_raw_cmd **ptr) } } +#define MAX_LEN (1UL << MAX_ORDER << PAGE_SHIFT) + static int raw_cmd_copyin(int cmd, void __user *param, struct floppy_raw_cmd **rcmd) { @@ -3198,7 +3200,7 @@ loop: ptr->resultcode = 0; if (ptr->flags & (FD_RAW_READ | FD_RAW_WRITE)) { - if (ptr->length <= 0) + if (ptr->length <= 0 || ptr->length >= MAX_LEN) return -EINVAL; ptr->kernel_data = (char *)fd_dma_mem_alloc(ptr->length); fallback_on_nodma_alloc(&ptr->kernel_data, ptr->length); diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c index 5f9f027956317..74856a5862162 100644 --- a/drivers/bluetooth/btmtksdio.c +++ b/drivers/bluetooth/btmtksdio.c @@ -1042,6 +1042,8 @@ static int btmtksdio_runtime_suspend(struct device *dev) if (!bdev) return 0; + sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER); + sdio_claim_host(bdev->func); sdio_writel(bdev->func, C_FW_OWN_REQ_SET, MTK_REG_CHLPCR, &err); diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c index 8ea5ca8d71d6d..259a643377c24 100644 --- a/drivers/bluetooth/hci_bcm.c +++ b/drivers/bluetooth/hci_bcm.c @@ -1164,7 +1164,12 @@ static int bcm_probe(struct platform_device *pdev) return -ENOMEM; dev->dev = &pdev->dev; - dev->irq = platform_get_irq(pdev, 0); + + ret = platform_get_irq(pdev, 0); + if (ret < 0) + return ret; + + dev->irq = ret; /* Initialize routing field to an unused value */ dev->pcm_int_params[0] = 0xff; diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 4184faef9f169..dc7ee5dd2eeca 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1844,6 +1844,9 @@ static int qca_power_off(struct hci_dev *hdev) hu->hdev->hw_error = NULL; hu->hdev->cmd_timeout = NULL; + del_timer_sync(&qca->wake_retrans_timer); + del_timer_sync(&qca->tx_idle_timer); + /* Stop sending shutdown command if soc crashes. */ if (soc_type != QCA_ROME && qca->memdump_state == QCA_MEMDUMP_IDLE) { @@ -1987,7 +1990,7 @@ static int qca_serdev_probe(struct serdev_device *serdev) qcadev->bt_en = devm_gpiod_get_optional(&serdev->dev, "enable", GPIOD_OUT_LOW); - if (!qcadev->bt_en) { + if (IS_ERR_OR_NULL(qcadev->bt_en)) { dev_warn(&serdev->dev, "failed to acquire enable gpio\n"); power_ctrl_enabled = false; } diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c index 8ab26dec5f6e8..8469f9876dd26 100644 --- a/drivers/bluetooth/hci_vhci.c +++ b/drivers/bluetooth/hci_vhci.c @@ -121,6 +121,8 @@ static int __vhci_create_device(struct vhci_data *data, __u8 opcode) if (opcode & 0x80) set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); + set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); + if (hci_register_dev(hdev) < 0) { BT_ERR("Can't register HCI device"); hci_free_dev(hdev); diff --git a/drivers/char/mwave/3780i.h b/drivers/char/mwave/3780i.h index 9ccb6b270b071..95164246afd1a 100644 --- a/drivers/char/mwave/3780i.h +++ b/drivers/char/mwave/3780i.h @@ -68,7 +68,7 @@ typedef struct { unsigned char ClockControl:1; /* RW: Clock control: 0=normal, 1=stop 3780i clocks */ unsigned char SoftReset:1; /* RW: Soft reset 0=normal, 1=soft reset active */ unsigned char ConfigMode:1; /* RW: Configuration mode, 0=normal, 1=config mode */ - unsigned char Reserved:5; /* 0: Reserved */ + unsigned short Reserved:13; /* 0: Reserved */ } DSP_ISA_SLAVE_CONTROL; diff --git a/drivers/char/random.c b/drivers/char/random.c index 8c94380e7a463..5444206f35e22 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -922,12 +922,14 @@ static struct crng_state *select_crng(void) /* * crng_fast_load() can be called by code in the interrupt service - * path. So we can't afford to dilly-dally. + * path. So we can't afford to dilly-dally. Returns the number of + * bytes processed from cp. */ -static int crng_fast_load(const char *cp, size_t len) +static size_t crng_fast_load(const char *cp, size_t len) { unsigned long flags; char *p; + size_t ret = 0; if (!spin_trylock_irqsave(&primary_crng.lock, flags)) return 0; @@ -938,7 +940,7 @@ static int crng_fast_load(const char *cp, size_t len) p = (unsigned char *) &primary_crng.state[4]; while (len > 0 && crng_init_cnt < CRNG_INIT_CNT_THRESH) { p[crng_init_cnt % CHACHA_KEY_SIZE] ^= *cp; - cp++; crng_init_cnt++; len--; + cp++; crng_init_cnt++; len--; ret++; } spin_unlock_irqrestore(&primary_crng.lock, flags); if (crng_init_cnt >= CRNG_INIT_CNT_THRESH) { @@ -946,7 +948,7 @@ static int crng_fast_load(const char *cp, size_t len) crng_init = 1; pr_notice("fast init done\n"); } - return 1; + return ret; } /* @@ -1299,7 +1301,7 @@ void add_interrupt_randomness(int irq, int irq_flags) if (unlikely(crng_init == 0)) { if ((fast_pool->count >= 64) && crng_fast_load((char *) fast_pool->pool, - sizeof(fast_pool->pool))) { + sizeof(fast_pool->pool)) > 0) { fast_pool->count = 0; fast_pool->last = now; } @@ -2319,8 +2321,11 @@ void add_hwgenerator_randomness(const char *buffer, size_t count, struct entropy_store *poolp = &input_pool; if (unlikely(crng_init == 0)) { - crng_fast_load(buffer, count); - return; + size_t ret = crng_fast_load(buffer, count); + count -= ret; + buffer += ret; + if (!count || crng_init == 0) + return; } /* Suspend writing if we're above the trickle threshold. diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index b2659a4c40168..dc56b976d8162 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -950,9 +950,11 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, priv->timeout_max = TPM_TIMEOUT_USECS_MAX; priv->phy_ops = phy_ops; + dev_set_drvdata(&chip->dev, priv); + rc = tpm_tis_read32(priv, TPM_DID_VID(0), &vendor); if (rc < 0) - goto out_err; + return rc; priv->manufacturer_id = vendor; @@ -962,8 +964,6 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, priv->timeout_max = TIS_TIMEOUT_MAX_ATML; } - dev_set_drvdata(&chip->dev, priv); - if (is_bsw()) { priv->ilb_base_addr = ioremap(INTEL_LEGACY_BLK_BASE_ADDR, ILB_REMAP_SIZE); @@ -994,7 +994,15 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, intmask |= TPM_INTF_CMD_READY_INT | TPM_INTF_LOCALITY_CHANGE_INT | TPM_INTF_DATA_AVAIL_INT | TPM_INTF_STS_VALID_INT; intmask &= ~TPM_GLOBAL_INT_ENABLE; + + rc = request_locality(chip, 0); + if (rc < 0) { + rc = -ENODEV; + goto out_err; + } + tpm_tis_write32(priv, TPM_INT_ENABLE(priv->locality), intmask); + release_locality(chip, 0); rc = tpm_chip_start(chip); if (rc) diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 1ac803e14fa3e..178886823b90c 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -933,8 +933,7 @@ static int bcm2835_clock_is_on(struct clk_hw *hw) static u32 bcm2835_clock_choose_div(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate, - bool round_up) + unsigned long parent_rate) { struct bcm2835_clock *clock = bcm2835_clock_from_hw(hw); const struct bcm2835_clock_data *data = clock->data; @@ -946,10 +945,6 @@ static u32 bcm2835_clock_choose_div(struct clk_hw *hw, rem = do_div(temp, rate); div = temp; - - /* Round up and mask off the unused bits */ - if (round_up && ((div & unused_frac_mask) != 0 || rem != 0)) - div += unused_frac_mask + 1; div &= ~unused_frac_mask; /* different clamping limits apply for a mash clock */ @@ -1080,7 +1075,7 @@ static int bcm2835_clock_set_rate(struct clk_hw *hw, struct bcm2835_clock *clock = bcm2835_clock_from_hw(hw); struct bcm2835_cprman *cprman = clock->cprman; const struct bcm2835_clock_data *data = clock->data; - u32 div = bcm2835_clock_choose_div(hw, rate, parent_rate, false); + u32 div = bcm2835_clock_choose_div(hw, rate, parent_rate); u32 ctl; spin_lock(&cprman->regs_lock); @@ -1131,7 +1126,7 @@ static unsigned long bcm2835_clock_choose_div_and_prate(struct clk_hw *hw, if (!(BIT(parent_idx) & data->set_rate_parent)) { *prate = clk_hw_get_rate(parent); - *div = bcm2835_clock_choose_div(hw, rate, *prate, true); + *div = bcm2835_clock_choose_div(hw, rate, *prate); *avgrate = bcm2835_clock_rate_from_divisor(clock, *prate, *div); @@ -1217,7 +1212,7 @@ static int bcm2835_clock_determine_rate(struct clk_hw *hw, rate = bcm2835_clock_choose_div_and_prate(hw, i, req->rate, &div, &prate, &avgrate); - if (rate > best_rate && rate <= req->rate) { + if (abs(req->rate - rate) < abs(req->rate - best_rate)) { best_parent = parent; best_prate = prate; best_rate = rate; diff --git a/drivers/clk/clk-bm1880.c b/drivers/clk/clk-bm1880.c index e6d6599d310a1..fad78a22218e8 100644 --- a/drivers/clk/clk-bm1880.c +++ b/drivers/clk/clk-bm1880.c @@ -522,14 +522,6 @@ static struct clk_hw *bm1880_clk_register_pll(struct bm1880_pll_hw_clock *pll_cl return hw; } -static void bm1880_clk_unregister_pll(struct clk_hw *hw) -{ - struct bm1880_pll_hw_clock *pll_hw = to_bm1880_pll_clk(hw); - - clk_hw_unregister(hw); - kfree(pll_hw); -} - static int bm1880_clk_register_plls(struct bm1880_pll_hw_clock *clks, int num_clks, struct bm1880_clock_data *data) @@ -555,7 +547,7 @@ static int bm1880_clk_register_plls(struct bm1880_pll_hw_clock *clks, err_clk: while (i--) - bm1880_clk_unregister_pll(data->hw_data.hws[clks[i].pll.id]); + clk_hw_unregister(data->hw_data.hws[clks[i].pll.id]); return PTR_ERR(hw); } @@ -695,14 +687,6 @@ static struct clk_hw *bm1880_clk_register_div(struct bm1880_div_hw_clock *div_cl return hw; } -static void bm1880_clk_unregister_div(struct clk_hw *hw) -{ - struct bm1880_div_hw_clock *div_hw = to_bm1880_div_clk(hw); - - clk_hw_unregister(hw); - kfree(div_hw); -} - static int bm1880_clk_register_divs(struct bm1880_div_hw_clock *clks, int num_clks, struct bm1880_clock_data *data) @@ -729,7 +713,7 @@ static int bm1880_clk_register_divs(struct bm1880_div_hw_clock *clks, err_clk: while (i--) - bm1880_clk_unregister_div(data->hw_data.hws[clks[i].div.id]); + clk_hw_unregister(data->hw_data.hws[clks[i].div.id]); return PTR_ERR(hw); } diff --git a/drivers/clk/clk-si5341.c b/drivers/clk/clk-si5341.c index eb22f4fdbc6b4..772b48ad0cd78 100644 --- a/drivers/clk/clk-si5341.c +++ b/drivers/clk/clk-si5341.c @@ -1576,7 +1576,7 @@ static int si5341_probe(struct i2c_client *client, clk_prepare(data->clk[i].hw.clk); } - err = of_clk_add_hw_provider(client->dev.of_node, of_clk_si5341_get, + err = devm_of_clk_add_hw_provider(&client->dev, of_clk_si5341_get, data); if (err) { dev_err(&client->dev, "unable to add clk provider\n"); diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c index 5c75e3d906c20..682a18b392f08 100644 --- a/drivers/clk/clk-stm32f4.c +++ b/drivers/clk/clk-stm32f4.c @@ -129,7 +129,6 @@ static const struct stm32f4_gate_data stm32f429_gates[] __initconst = { { STM32F4_RCC_APB2ENR, 20, "spi5", "apb2_div" }, { STM32F4_RCC_APB2ENR, 21, "spi6", "apb2_div" }, { STM32F4_RCC_APB2ENR, 22, "sai1", "apb2_div" }, - { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div" }, }; static const struct stm32f4_gate_data stm32f469_gates[] __initconst = { @@ -211,7 +210,6 @@ static const struct stm32f4_gate_data stm32f469_gates[] __initconst = { { STM32F4_RCC_APB2ENR, 20, "spi5", "apb2_div" }, { STM32F4_RCC_APB2ENR, 21, "spi6", "apb2_div" }, { STM32F4_RCC_APB2ENR, 22, "sai1", "apb2_div" }, - { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div" }, }; static const struct stm32f4_gate_data stm32f746_gates[] __initconst = { @@ -286,7 +284,6 @@ static const struct stm32f4_gate_data stm32f746_gates[] __initconst = { { STM32F4_RCC_APB2ENR, 21, "spi6", "apb2_div" }, { STM32F4_RCC_APB2ENR, 22, "sai1", "apb2_div" }, { STM32F4_RCC_APB2ENR, 23, "sai2", "apb2_div" }, - { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div" }, }; static const struct stm32f4_gate_data stm32f769_gates[] __initconst = { @@ -364,7 +361,6 @@ static const struct stm32f4_gate_data stm32f769_gates[] __initconst = { { STM32F4_RCC_APB2ENR, 21, "spi6", "apb2_div" }, { STM32F4_RCC_APB2ENR, 22, "sai1", "apb2_div" }, { STM32F4_RCC_APB2ENR, 23, "sai2", "apb2_div" }, - { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div" }, { STM32F4_RCC_APB2ENR, 30, "mdio", "apb2_div" }, }; diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 515ef39c4610c..b8a0e3d23698c 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -3314,6 +3314,24 @@ static int __init clk_debug_init(void) { struct clk_core *core; +#ifdef CLOCK_ALLOW_WRITE_DEBUGFS + pr_warn("\n"); + pr_warn("********************************************************************\n"); + pr_warn("** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **\n"); + pr_warn("** **\n"); + pr_warn("** WRITEABLE clk DebugFS SUPPORT HAS BEEN ENABLED IN THIS KERNEL **\n"); + pr_warn("** **\n"); + pr_warn("** This means that this kernel is built to expose clk operations **\n"); + pr_warn("** such as parent or rate setting, enabling, disabling, etc. **\n"); + pr_warn("** to userspace, which may compromise security on your system. **\n"); + pr_warn("** **\n"); + pr_warn("** If you see this message and you are not debugging the **\n"); + pr_warn("** kernel, report this immediately to your vendor! **\n"); + pr_warn("** **\n"); + pr_warn("** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **\n"); + pr_warn("********************************************************************\n"); +#endif + rootdir = debugfs_create_dir("clk", NULL); debugfs_create_file("clk_summary", 0444, rootdir, &all_lists, diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c index 33a7ddc23cd24..db122d94db583 100644 --- a/drivers/clk/imx/clk-imx8mn.c +++ b/drivers/clk/imx/clk-imx8mn.c @@ -274,9 +274,9 @@ static const char * const imx8mn_pdm_sels[] = {"osc_24m", "sys_pll2_100m", "audi static const char * const imx8mn_dram_core_sels[] = {"dram_pll_out", "dram_alt_root", }; -static const char * const imx8mn_clko1_sels[] = {"osc_24m", "sys_pll1_800m", "osc_27m", - "sys_pll1_200m", "audio_pll2_out", "vpu_pll", - "sys_pll1_80m", }; +static const char * const imx8mn_clko1_sels[] = {"osc_24m", "sys_pll1_800m", "dummy", + "sys_pll1_200m", "audio_pll2_out", "sys_pll2_500m", + "dummy", "sys_pll1_80m", }; static const char * const imx8mn_clko2_sels[] = {"osc_24m", "sys_pll2_200m", "sys_pll1_400m", "sys_pll2_166m", "sys_pll3_out", "audio_pll1_out", "video_pll1_out", "osc_32k", }; diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c index 0a68af6eec3dd..d42551a46ec91 100644 --- a/drivers/clk/meson/gxbb.c +++ b/drivers/clk/meson/gxbb.c @@ -712,6 +712,35 @@ static struct clk_regmap gxbb_mpll_prediv = { }; static struct clk_regmap gxbb_mpll0_div = { + .data = &(struct meson_clk_mpll_data){ + .sdm = { + .reg_off = HHI_MPLL_CNTL7, + .shift = 0, + .width = 14, + }, + .sdm_en = { + .reg_off = HHI_MPLL_CNTL, + .shift = 25, + .width = 1, + }, + .n2 = { + .reg_off = HHI_MPLL_CNTL7, + .shift = 16, + .width = 9, + }, + .lock = &meson_clk_lock, + }, + .hw.init = &(struct clk_init_data){ + .name = "mpll0_div", + .ops = &meson_clk_mpll_ops, + .parent_hws = (const struct clk_hw *[]) { + &gxbb_mpll_prediv.hw + }, + .num_parents = 1, + }, +}; + +static struct clk_regmap gxl_mpll0_div = { .data = &(struct meson_clk_mpll_data){ .sdm = { .reg_off = HHI_MPLL_CNTL7, @@ -748,7 +777,16 @@ static struct clk_regmap gxbb_mpll0 = { .hw.init = &(struct clk_init_data){ .name = "mpll0", .ops = &clk_regmap_gate_ops, - .parent_hws = (const struct clk_hw *[]) { &gxbb_mpll0_div.hw }, + .parent_data = &(const struct clk_parent_data) { + /* + * Note: + * GXL and GXBB have different SDM_EN registers. We + * fallback to the global naming string mechanism so + * mpll0_div picks up the appropriate one. + */ + .name = "mpll0_div", + .index = -1, + }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, }, @@ -3043,7 +3081,7 @@ static struct clk_hw_onecell_data gxl_hw_onecell_data = { [CLKID_VAPB_1] = &gxbb_vapb_1.hw, [CLKID_VAPB_SEL] = &gxbb_vapb_sel.hw, [CLKID_VAPB] = &gxbb_vapb.hw, - [CLKID_MPLL0_DIV] = &gxbb_mpll0_div.hw, + [CLKID_MPLL0_DIV] = &gxl_mpll0_div.hw, [CLKID_MPLL1_DIV] = &gxbb_mpll1_div.hw, [CLKID_MPLL2_DIV] = &gxbb_mpll2_div.hw, [CLKID_MPLL_PREDIV] = &gxbb_mpll_prediv.hw, @@ -3438,7 +3476,7 @@ static struct clk_regmap *const gxl_clk_regmaps[] = { &gxbb_mpll0, &gxbb_mpll1, &gxbb_mpll2, - &gxbb_mpll0_div, + &gxl_mpll0_div, &gxbb_mpll1_div, &gxbb_mpll2_div, &gxbb_cts_amclk_div, diff --git a/drivers/counter/Kconfig b/drivers/counter/Kconfig index 2de53ab0dd252..cbdf84200e278 100644 --- a/drivers/counter/Kconfig +++ b/drivers/counter/Kconfig @@ -41,7 +41,7 @@ config STM32_TIMER_CNT config STM32_LPTIMER_CNT tristate "STM32 LP Timer encoder counter driver" - depends on (MFD_STM32_LPTIMER || COMPILE_TEST) && IIO + depends on MFD_STM32_LPTIMER || COMPILE_TEST help Select this option to enable STM32 Low-Power Timer quadrature encoder and counter driver. diff --git a/drivers/counter/stm32-lptimer-cnt.c b/drivers/counter/stm32-lptimer-cnt.c index fd6828e2d34f5..937439635d53f 100644 --- a/drivers/counter/stm32-lptimer-cnt.c +++ b/drivers/counter/stm32-lptimer-cnt.c @@ -12,8 +12,8 @@ #include #include -#include #include +#include #include #include #include @@ -107,249 +107,27 @@ static int stm32_lptim_setup(struct stm32_lptim_cnt *priv, int enable) return regmap_update_bits(priv->regmap, STM32_LPTIM_CFGR, mask, val); } -static int stm32_lptim_write_raw(struct iio_dev *indio_dev, - struct iio_chan_spec const *chan, - int val, int val2, long mask) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - int ret; - - switch (mask) { - case IIO_CHAN_INFO_ENABLE: - if (val < 0 || val > 1) - return -EINVAL; - - /* Check nobody uses the timer, or already disabled/enabled */ - ret = stm32_lptim_is_enabled(priv); - if ((ret < 0) || (!ret && !val)) - return ret; - if (val && ret) - return -EBUSY; - - ret = stm32_lptim_setup(priv, val); - if (ret) - return ret; - return stm32_lptim_set_enable_state(priv, val); - - default: - return -EINVAL; - } -} - -static int stm32_lptim_read_raw(struct iio_dev *indio_dev, - struct iio_chan_spec const *chan, - int *val, int *val2, long mask) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - u32 dat; - int ret; - - switch (mask) { - case IIO_CHAN_INFO_RAW: - ret = regmap_read(priv->regmap, STM32_LPTIM_CNT, &dat); - if (ret) - return ret; - *val = dat; - return IIO_VAL_INT; - - case IIO_CHAN_INFO_ENABLE: - ret = stm32_lptim_is_enabled(priv); - if (ret < 0) - return ret; - *val = ret; - return IIO_VAL_INT; - - case IIO_CHAN_INFO_SCALE: - /* Non-quadrature mode: scale = 1 */ - *val = 1; - *val2 = 0; - if (priv->quadrature_mode) { - /* - * Quadrature encoder mode: - * - both edges, quarter cycle, scale is 0.25 - * - either rising/falling edge scale is 0.5 - */ - if (priv->polarity > 1) - *val2 = 2; - else - *val2 = 1; - } - return IIO_VAL_FRACTIONAL_LOG2; - - default: - return -EINVAL; - } -} - -static const struct iio_info stm32_lptim_cnt_iio_info = { - .read_raw = stm32_lptim_read_raw, - .write_raw = stm32_lptim_write_raw, -}; - -static const char *const stm32_lptim_quadrature_modes[] = { - "non-quadrature", - "quadrature", -}; - -static int stm32_lptim_get_quadrature_mode(struct iio_dev *indio_dev, - const struct iio_chan_spec *chan) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - - return priv->quadrature_mode; -} - -static int stm32_lptim_set_quadrature_mode(struct iio_dev *indio_dev, - const struct iio_chan_spec *chan, - unsigned int type) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - - if (stm32_lptim_is_enabled(priv)) - return -EBUSY; - - priv->quadrature_mode = type; - - return 0; -} - -static const struct iio_enum stm32_lptim_quadrature_mode_en = { - .items = stm32_lptim_quadrature_modes, - .num_items = ARRAY_SIZE(stm32_lptim_quadrature_modes), - .get = stm32_lptim_get_quadrature_mode, - .set = stm32_lptim_set_quadrature_mode, -}; - -static const char * const stm32_lptim_cnt_polarity[] = { - "rising-edge", "falling-edge", "both-edges", -}; - -static int stm32_lptim_cnt_get_polarity(struct iio_dev *indio_dev, - const struct iio_chan_spec *chan) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - - return priv->polarity; -} - -static int stm32_lptim_cnt_set_polarity(struct iio_dev *indio_dev, - const struct iio_chan_spec *chan, - unsigned int type) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - - if (stm32_lptim_is_enabled(priv)) - return -EBUSY; - - priv->polarity = type; - - return 0; -} - -static const struct iio_enum stm32_lptim_cnt_polarity_en = { - .items = stm32_lptim_cnt_polarity, - .num_items = ARRAY_SIZE(stm32_lptim_cnt_polarity), - .get = stm32_lptim_cnt_get_polarity, - .set = stm32_lptim_cnt_set_polarity, -}; - -static ssize_t stm32_lptim_cnt_get_ceiling(struct stm32_lptim_cnt *priv, - char *buf) -{ - return snprintf(buf, PAGE_SIZE, "%u\n", priv->ceiling); -} - -static ssize_t stm32_lptim_cnt_set_ceiling(struct stm32_lptim_cnt *priv, - const char *buf, size_t len) -{ - int ret; - - if (stm32_lptim_is_enabled(priv)) - return -EBUSY; - - ret = kstrtouint(buf, 0, &priv->ceiling); - if (ret) - return ret; - - if (priv->ceiling > STM32_LPTIM_MAX_ARR) - return -EINVAL; - - return len; -} - -static ssize_t stm32_lptim_cnt_get_preset_iio(struct iio_dev *indio_dev, - uintptr_t private, - const struct iio_chan_spec *chan, - char *buf) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - - return stm32_lptim_cnt_get_ceiling(priv, buf); -} - -static ssize_t stm32_lptim_cnt_set_preset_iio(struct iio_dev *indio_dev, - uintptr_t private, - const struct iio_chan_spec *chan, - const char *buf, size_t len) -{ - struct stm32_lptim_cnt *priv = iio_priv(indio_dev); - - return stm32_lptim_cnt_set_ceiling(priv, buf, len); -} - -/* LP timer with encoder */ -static const struct iio_chan_spec_ext_info stm32_lptim_enc_ext_info[] = { - { - .name = "preset", - .shared = IIO_SEPARATE, - .read = stm32_lptim_cnt_get_preset_iio, - .write = stm32_lptim_cnt_set_preset_iio, - }, - IIO_ENUM("polarity", IIO_SEPARATE, &stm32_lptim_cnt_polarity_en), - IIO_ENUM_AVAILABLE("polarity", &stm32_lptim_cnt_polarity_en), - IIO_ENUM("quadrature_mode", IIO_SEPARATE, - &stm32_lptim_quadrature_mode_en), - IIO_ENUM_AVAILABLE("quadrature_mode", &stm32_lptim_quadrature_mode_en), - {} -}; - -static const struct iio_chan_spec stm32_lptim_enc_channels = { - .type = IIO_COUNT, - .channel = 0, - .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_ENABLE) | - BIT(IIO_CHAN_INFO_SCALE), - .ext_info = stm32_lptim_enc_ext_info, - .indexed = 1, -}; - -/* LP timer without encoder (counter only) */ -static const struct iio_chan_spec_ext_info stm32_lptim_cnt_ext_info[] = { - { - .name = "preset", - .shared = IIO_SEPARATE, - .read = stm32_lptim_cnt_get_preset_iio, - .write = stm32_lptim_cnt_set_preset_iio, - }, - IIO_ENUM("polarity", IIO_SEPARATE, &stm32_lptim_cnt_polarity_en), - IIO_ENUM_AVAILABLE("polarity", &stm32_lptim_cnt_polarity_en), - {} -}; - -static const struct iio_chan_spec stm32_lptim_cnt_channels = { - .type = IIO_COUNT, - .channel = 0, - .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_ENABLE) | - BIT(IIO_CHAN_INFO_SCALE), - .ext_info = stm32_lptim_cnt_ext_info, - .indexed = 1, -}; - /** * enum stm32_lptim_cnt_function - enumerates LPTimer counter & encoder modes * @STM32_LPTIM_COUNTER_INCREASE: up count on IN1 rising, falling or both edges * @STM32_LPTIM_ENCODER_BOTH_EDGE: count on both edges (IN1 & IN2 quadrature) + * + * In non-quadrature mode, device counts up on active edge. + * In quadrature mode, encoder counting scenarios are as follows: + * +---------+----------+--------------------+--------------------+ + * | Active | Level on | IN1 signal | IN2 signal | + * | edge | opposite +----------+---------+----------+---------+ + * | | signal | Rising | Falling | Rising | Falling | + * +---------+----------+----------+---------+----------+---------+ + * | Rising | High -> | Down | - | Up | - | + * | edge | Low -> | Up | - | Down | - | + * +---------+----------+----------+---------+----------+---------+ + * | Falling | High -> | - | Up | - | Down | + * | edge | Low -> | - | Down | - | Up | + * +---------+----------+----------+---------+----------+---------+ + * | Both | High -> | Down | Up | Up | Down | + * | edges | Low -> | Up | Down | Down | Up | + * +---------+----------+----------+---------+----------+---------+ */ enum stm32_lptim_cnt_function { STM32_LPTIM_COUNTER_INCREASE, @@ -484,7 +262,7 @@ static ssize_t stm32_lptim_cnt_ceiling_read(struct counter_device *counter, { struct stm32_lptim_cnt *const priv = counter->priv; - return stm32_lptim_cnt_get_ceiling(priv, buf); + return snprintf(buf, PAGE_SIZE, "%u\n", priv->ceiling); } static ssize_t stm32_lptim_cnt_ceiling_write(struct counter_device *counter, @@ -493,8 +271,22 @@ static ssize_t stm32_lptim_cnt_ceiling_write(struct counter_device *counter, const char *buf, size_t len) { struct stm32_lptim_cnt *const priv = counter->priv; + unsigned int ceiling; + int ret; + + if (stm32_lptim_is_enabled(priv)) + return -EBUSY; + + ret = kstrtouint(buf, 0, &ceiling); + if (ret) + return ret; + + if (ceiling > STM32_LPTIM_MAX_ARR) + return -EINVAL; + + priv->ceiling = ceiling; - return stm32_lptim_cnt_set_ceiling(priv, buf, len); + return len; } static const struct counter_count_ext stm32_lptim_cnt_ext[] = { @@ -630,32 +422,19 @@ static int stm32_lptim_cnt_probe(struct platform_device *pdev) { struct stm32_lptimer *ddata = dev_get_drvdata(pdev->dev.parent); struct stm32_lptim_cnt *priv; - struct iio_dev *indio_dev; - int ret; if (IS_ERR_OR_NULL(ddata)) return -EINVAL; - indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*priv)); - if (!indio_dev) + priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) return -ENOMEM; - priv = iio_priv(indio_dev); priv->dev = &pdev->dev; priv->regmap = ddata->regmap; priv->clk = ddata->clk; priv->ceiling = STM32_LPTIM_MAX_ARR; - /* Initialize IIO device */ - indio_dev->name = dev_name(&pdev->dev); - indio_dev->dev.of_node = pdev->dev.of_node; - indio_dev->info = &stm32_lptim_cnt_iio_info; - if (ddata->has_encoder) - indio_dev->channels = &stm32_lptim_enc_channels; - else - indio_dev->channels = &stm32_lptim_cnt_channels; - indio_dev->num_channels = 1; - /* Initialize Counter device */ priv->counter.name = dev_name(&pdev->dev); priv->counter.parent = &pdev->dev; @@ -673,10 +452,6 @@ static int stm32_lptim_cnt_probe(struct platform_device *pdev) platform_set_drvdata(pdev, priv); - ret = devm_iio_device_register(&pdev->dev, indio_dev); - if (ret) - return ret; - return devm_counter_register(&pdev->dev, &priv->counter); } diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 8e159fb6af9cd..30dafe8fc5054 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1400,7 +1400,7 @@ static int cpufreq_online(unsigned int cpu) ret = freq_qos_add_request(&policy->constraints, policy->min_freq_req, FREQ_QOS_MIN, - policy->min); + FREQ_QOS_MIN_DEFAULT_VALUE); if (ret < 0) { /* * So we don't call freq_qos_remove_request() for an @@ -1420,7 +1420,7 @@ static int cpufreq_online(unsigned int cpu) ret = freq_qos_add_request(&policy->constraints, policy->max_freq_req, FREQ_QOS_MAX, - policy->max); + FREQ_QOS_MAX_DEFAULT_VALUE); if (ret < 0) { policy->max_freq_req = NULL; goto out_destroy_policy; diff --git a/drivers/crypto/caam/caamalg_qi2.c b/drivers/crypto/caam/caamalg_qi2.c index a780e627838ae..5a40c7d10cc9a 100644 --- a/drivers/crypto/caam/caamalg_qi2.c +++ b/drivers/crypto/caam/caamalg_qi2.c @@ -5467,7 +5467,7 @@ int dpaa2_caam_enqueue(struct device *dev, struct caam_request *req) dpaa2_fd_set_len(&fd, dpaa2_fl_get_len(&req->fd_flt[1])); dpaa2_fd_set_flc(&fd, req->flc_dma); - ppriv = this_cpu_ptr(priv->ppriv); + ppriv = raw_cpu_ptr(priv->ppriv); for (i = 0; i < (priv->dpseci_attr.num_tx_queues << 1); i++) { err = dpaa2_io_service_enqueue_fq(ppriv->dpio, ppriv->req_fqid, &fd); diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c index 9b968ac4ee7b6..a196bb8b17010 100644 --- a/drivers/crypto/omap-aes.c +++ b/drivers/crypto/omap-aes.c @@ -1302,7 +1302,7 @@ static int omap_aes_suspend(struct device *dev) static int omap_aes_resume(struct device *dev) { - pm_runtime_resume_and_get(dev); + pm_runtime_get_sync(dev); return 0; } #endif diff --git a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c b/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c index d7ca222f0df18..74afafc84c716 100644 --- a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c +++ b/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c @@ -111,37 +111,19 @@ static int __adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr) mutex_lock(lock); - /* Check if PF2VF CSR is in use by remote function */ + /* Check if the PFVF CSR is in use by remote function */ val = ADF_CSR_RD(pmisc_bar_addr, pf2vf_offset); if ((val & remote_in_use_mask) == remote_in_use_pattern) { dev_dbg(&GET_DEV(accel_dev), - "PF2VF CSR in use by remote function\n"); + "PFVF CSR in use by remote function\n"); ret = -EBUSY; goto out; } - /* Attempt to get ownership of PF2VF CSR */ msg &= ~local_in_use_mask; msg |= local_in_use_pattern; - ADF_CSR_WR(pmisc_bar_addr, pf2vf_offset, msg); - /* Wait in case remote func also attempting to get ownership */ - msleep(ADF_IOV_MSG_COLLISION_DETECT_DELAY); - - val = ADF_CSR_RD(pmisc_bar_addr, pf2vf_offset); - if ((val & local_in_use_mask) != local_in_use_pattern) { - dev_dbg(&GET_DEV(accel_dev), - "PF2VF CSR in use by remote - collision detected\n"); - ret = -EBUSY; - goto out; - } - - /* - * This function now owns the PV2VF CSR. The IN_USE_BY pattern must - * remain in the PF2VF CSR for all writes including ACK from remote - * until this local function relinquishes the CSR. Send the message - * by interrupting the remote. - */ + /* Attempt to get ownership of the PFVF CSR */ ADF_CSR_WR(pmisc_bar_addr, pf2vf_offset, msg | int_bit); /* Wait for confirmation from remote func it received the message */ @@ -150,6 +132,12 @@ static int __adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr) val = ADF_CSR_RD(pmisc_bar_addr, pf2vf_offset); } while ((val & int_bit) && (count++ < ADF_IOV_MSG_ACK_MAX_RETRY)); + if (val & int_bit) { + dev_dbg(&GET_DEV(accel_dev), "ACK not received from remote\n"); + val &= ~int_bit; + ret = -EIO; + } + if (val != msg) { dev_dbg(&GET_DEV(accel_dev), "Collision - PFVF CSR overwritten by remote function\n"); @@ -157,13 +145,7 @@ static int __adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr) goto out; } - if (val & int_bit) { - dev_dbg(&GET_DEV(accel_dev), "ACK not received from remote\n"); - val &= ~int_bit; - ret = -EIO; - } - - /* Finished with PF2VF CSR; relinquish it and leave msg in CSR */ + /* Finished with the PFVF CSR; relinquish it and leave msg in CSR */ ADF_CSR_WR(pmisc_bar_addr, pf2vf_offset, val & ~local_in_use_mask); out: mutex_unlock(lock); @@ -171,12 +153,13 @@ out: } /** - * adf_iov_putmsg() - send PF2VF message + * adf_iov_putmsg() - send PFVF message * @accel_dev: Pointer to acceleration device. * @msg: Message to send - * @vf_nr: VF number to which the message will be sent + * @vf_nr: VF number to which the message will be sent if on PF, ignored + * otherwise * - * Function sends a messge from the PF to a VF + * Function sends a message through the PFVF channel * * Return: 0 on success, error code otherwise. */ diff --git a/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c b/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c index 54b738da829d8..3e25fac051b25 100644 --- a/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c +++ b/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c @@ -8,7 +8,7 @@ * adf_vf2pf_notify_init() - send init msg to PF * @accel_dev: Pointer to acceleration VF device. * - * Function sends an init messge from the VF to a PF + * Function sends an init message from the VF to a PF * * Return: 0 on success, error code otherwise. */ @@ -31,7 +31,7 @@ EXPORT_SYMBOL_GPL(adf_vf2pf_notify_init); * adf_vf2pf_notify_shutdown() - send shutdown msg to PF * @accel_dev: Pointer to acceleration VF device. * - * Function sends a shutdown messge from the VF to a PF + * Function sends a shutdown message from the VF to a PF * * Return: void */ diff --git a/drivers/crypto/qce/sha.c b/drivers/crypto/qce/sha.c index 87be96a0b0bba..8b4e79d882af4 100644 --- a/drivers/crypto/qce/sha.c +++ b/drivers/crypto/qce/sha.c @@ -533,8 +533,8 @@ static int qce_ahash_register_one(const struct qce_ahash_def *def, ret = crypto_register_ahash(alg); if (ret) { - kfree(tmpl); dev_err(qce->dev, "%s registration failed\n", base->cra_name); + kfree(tmpl); return ret; } diff --git a/drivers/crypto/qce/skcipher.c b/drivers/crypto/qce/skcipher.c index d8053789c8828..89c7fc3efbd71 100644 --- a/drivers/crypto/qce/skcipher.c +++ b/drivers/crypto/qce/skcipher.c @@ -433,8 +433,8 @@ static int qce_skcipher_register_one(const struct qce_skcipher_def *def, ret = crypto_register_skcipher(alg); if (ret) { - kfree(tmpl); dev_err(qce->dev, "%s registration failed\n", alg->base.cra_name); + kfree(tmpl); return ret; } diff --git a/drivers/crypto/stm32/stm32-crc32.c b/drivers/crypto/stm32/stm32-crc32.c index 75867c0b00172..be1bf39a317de 100644 --- a/drivers/crypto/stm32/stm32-crc32.c +++ b/drivers/crypto/stm32/stm32-crc32.c @@ -279,7 +279,7 @@ static struct shash_alg algs[] = { .digestsize = CHKSUM_DIGEST_SIZE, .base = { .cra_name = "crc32", - .cra_driver_name = DRIVER_NAME, + .cra_driver_name = "stm32-crc32-crc32", .cra_priority = 200, .cra_flags = CRYPTO_ALG_OPTIONAL_KEY, .cra_blocksize = CHKSUM_BLOCK_SIZE, @@ -301,7 +301,7 @@ static struct shash_alg algs[] = { .digestsize = CHKSUM_DIGEST_SIZE, .base = { .cra_name = "crc32c", - .cra_driver_name = DRIVER_NAME, + .cra_driver_name = "stm32-crc32-crc32c", .cra_priority = 200, .cra_flags = CRYPTO_ALG_OPTIONAL_KEY, .cra_blocksize = CHKSUM_BLOCK_SIZE, diff --git a/drivers/crypto/stm32/stm32-cryp.c b/drivers/crypto/stm32/stm32-cryp.c index 7999b26a16ed0..81eb136b6c11d 100644 --- a/drivers/crypto/stm32/stm32-cryp.c +++ b/drivers/crypto/stm32/stm32-cryp.c @@ -37,7 +37,6 @@ /* Mode mask = bits [15..0] */ #define FLG_MODE_MASK GENMASK(15, 0) /* Bit [31..16] status */ -#define FLG_CCM_PADDED_WA BIT(16) /* Registers */ #define CRYP_CR 0x00000000 @@ -105,8 +104,6 @@ /* Misc */ #define AES_BLOCK_32 (AES_BLOCK_SIZE / sizeof(u32)) #define GCM_CTR_INIT 2 -#define _walked_in (cryp->in_walk.offset - cryp->in_sg->offset) -#define _walked_out (cryp->out_walk.offset - cryp->out_sg->offset) #define CRYP_AUTOSUSPEND_DELAY 50 struct stm32_cryp_caps { @@ -144,26 +141,16 @@ struct stm32_cryp { size_t authsize; size_t hw_blocksize; - size_t total_in; - size_t total_in_save; - size_t total_out; - size_t total_out_save; + size_t payload_in; + size_t header_in; + size_t payload_out; - struct scatterlist *in_sg; struct scatterlist *out_sg; - struct scatterlist *out_sg_save; - - struct scatterlist in_sgl; - struct scatterlist out_sgl; - bool sgs_copied; - - int in_sg_len; - int out_sg_len; struct scatter_walk in_walk; struct scatter_walk out_walk; - u32 last_ctr[4]; + __be32 last_ctr[4]; u32 gcm_ctr; }; @@ -262,6 +249,7 @@ static inline int stm32_cryp_wait_output(struct stm32_cryp *cryp) } static int stm32_cryp_read_auth_tag(struct stm32_cryp *cryp); +static void stm32_cryp_finish_req(struct stm32_cryp *cryp, int err); static struct stm32_cryp *stm32_cryp_find_dev(struct stm32_cryp_ctx *ctx) { @@ -283,103 +271,6 @@ static struct stm32_cryp *stm32_cryp_find_dev(struct stm32_cryp_ctx *ctx) return cryp; } -static int stm32_cryp_check_aligned(struct scatterlist *sg, size_t total, - size_t align) -{ - int len = 0; - - if (!total) - return 0; - - if (!IS_ALIGNED(total, align)) - return -EINVAL; - - while (sg) { - if (!IS_ALIGNED(sg->offset, sizeof(u32))) - return -EINVAL; - - if (!IS_ALIGNED(sg->length, align)) - return -EINVAL; - - len += sg->length; - sg = sg_next(sg); - } - - if (len != total) - return -EINVAL; - - return 0; -} - -static int stm32_cryp_check_io_aligned(struct stm32_cryp *cryp) -{ - int ret; - - ret = stm32_cryp_check_aligned(cryp->in_sg, cryp->total_in, - cryp->hw_blocksize); - if (ret) - return ret; - - ret = stm32_cryp_check_aligned(cryp->out_sg, cryp->total_out, - cryp->hw_blocksize); - - return ret; -} - -static void sg_copy_buf(void *buf, struct scatterlist *sg, - unsigned int start, unsigned int nbytes, int out) -{ - struct scatter_walk walk; - - if (!nbytes) - return; - - scatterwalk_start(&walk, sg); - scatterwalk_advance(&walk, start); - scatterwalk_copychunks(buf, &walk, nbytes, out); - scatterwalk_done(&walk, out, 0); -} - -static int stm32_cryp_copy_sgs(struct stm32_cryp *cryp) -{ - void *buf_in, *buf_out; - int pages, total_in, total_out; - - if (!stm32_cryp_check_io_aligned(cryp)) { - cryp->sgs_copied = 0; - return 0; - } - - total_in = ALIGN(cryp->total_in, cryp->hw_blocksize); - pages = total_in ? get_order(total_in) : 1; - buf_in = (void *)__get_free_pages(GFP_ATOMIC, pages); - - total_out = ALIGN(cryp->total_out, cryp->hw_blocksize); - pages = total_out ? get_order(total_out) : 1; - buf_out = (void *)__get_free_pages(GFP_ATOMIC, pages); - - if (!buf_in || !buf_out) { - dev_err(cryp->dev, "Can't allocate pages when unaligned\n"); - cryp->sgs_copied = 0; - return -EFAULT; - } - - sg_copy_buf(buf_in, cryp->in_sg, 0, cryp->total_in, 0); - - sg_init_one(&cryp->in_sgl, buf_in, total_in); - cryp->in_sg = &cryp->in_sgl; - cryp->in_sg_len = 1; - - sg_init_one(&cryp->out_sgl, buf_out, total_out); - cryp->out_sg_save = cryp->out_sg; - cryp->out_sg = &cryp->out_sgl; - cryp->out_sg_len = 1; - - cryp->sgs_copied = 1; - - return 0; -} - static void stm32_cryp_hw_write_iv(struct stm32_cryp *cryp, __be32 *iv) { if (!iv) @@ -481,16 +372,99 @@ static int stm32_cryp_gcm_init(struct stm32_cryp *cryp, u32 cfg) /* Wait for end of processing */ ret = stm32_cryp_wait_enable(cryp); - if (ret) + if (ret) { dev_err(cryp->dev, "Timeout (gcm init)\n"); + return ret; + } - return ret; + /* Prepare next phase */ + if (cryp->areq->assoclen) { + cfg |= CR_PH_HEADER; + stm32_cryp_write(cryp, CRYP_CR, cfg); + } else if (stm32_cryp_get_input_text_len(cryp)) { + cfg |= CR_PH_PAYLOAD; + stm32_cryp_write(cryp, CRYP_CR, cfg); + } + + return 0; +} + +static void stm32_crypt_gcmccm_end_header(struct stm32_cryp *cryp) +{ + u32 cfg; + int err; + + /* Check if whole header written */ + if (!cryp->header_in) { + /* Wait for completion */ + err = stm32_cryp_wait_busy(cryp); + if (err) { + dev_err(cryp->dev, "Timeout (gcm/ccm header)\n"); + stm32_cryp_write(cryp, CRYP_IMSCR, 0); + stm32_cryp_finish_req(cryp, err); + return; + } + + if (stm32_cryp_get_input_text_len(cryp)) { + /* Phase 3 : payload */ + cfg = stm32_cryp_read(cryp, CRYP_CR); + cfg &= ~CR_CRYPEN; + stm32_cryp_write(cryp, CRYP_CR, cfg); + + cfg &= ~CR_PH_MASK; + cfg |= CR_PH_PAYLOAD | CR_CRYPEN; + stm32_cryp_write(cryp, CRYP_CR, cfg); + } else { + /* + * Phase 4 : tag. + * Nothing to read, nothing to write, caller have to + * end request + */ + } + } +} + +static void stm32_cryp_write_ccm_first_header(struct stm32_cryp *cryp) +{ + unsigned int i; + size_t written; + size_t len; + u32 alen = cryp->areq->assoclen; + u32 block[AES_BLOCK_32] = {0}; + u8 *b8 = (u8 *)block; + + if (alen <= 65280) { + /* Write first u32 of B1 */ + b8[0] = (alen >> 8) & 0xFF; + b8[1] = alen & 0xFF; + len = 2; + } else { + /* Build the two first u32 of B1 */ + b8[0] = 0xFF; + b8[1] = 0xFE; + b8[2] = (alen & 0xFF000000) >> 24; + b8[3] = (alen & 0x00FF0000) >> 16; + b8[4] = (alen & 0x0000FF00) >> 8; + b8[5] = alen & 0x000000FF; + len = 6; + } + + written = min_t(size_t, AES_BLOCK_SIZE - len, alen); + + scatterwalk_copychunks((char *)block + len, &cryp->in_walk, written, 0); + for (i = 0; i < AES_BLOCK_32; i++) + stm32_cryp_write(cryp, CRYP_DIN, block[i]); + + cryp->header_in -= written; + + stm32_crypt_gcmccm_end_header(cryp); } static int stm32_cryp_ccm_init(struct stm32_cryp *cryp, u32 cfg) { int ret; - u8 iv[AES_BLOCK_SIZE], b0[AES_BLOCK_SIZE]; + u32 iv_32[AES_BLOCK_32], b0_32[AES_BLOCK_32]; + u8 *iv = (u8 *)iv_32, *b0 = (u8 *)b0_32; __be32 *bd; u32 *d; unsigned int i, textlen; @@ -531,10 +505,24 @@ static int stm32_cryp_ccm_init(struct stm32_cryp *cryp, u32 cfg) /* Wait for end of processing */ ret = stm32_cryp_wait_enable(cryp); - if (ret) + if (ret) { dev_err(cryp->dev, "Timeout (ccm init)\n"); + return ret; + } - return ret; + /* Prepare next phase */ + if (cryp->areq->assoclen) { + cfg |= CR_PH_HEADER | CR_CRYPEN; + stm32_cryp_write(cryp, CRYP_CR, cfg); + + /* Write first (special) block (may move to next phase [payload]) */ + stm32_cryp_write_ccm_first_header(cryp); + } else if (stm32_cryp_get_input_text_len(cryp)) { + cfg |= CR_PH_PAYLOAD; + stm32_cryp_write(cryp, CRYP_CR, cfg); + } + + return 0; } static int stm32_cryp_hw_init(struct stm32_cryp *cryp) @@ -542,7 +530,7 @@ static int stm32_cryp_hw_init(struct stm32_cryp *cryp) int ret; u32 cfg, hw_mode; - pm_runtime_resume_and_get(cryp->dev); + pm_runtime_get_sync(cryp->dev); /* Disable interrupt */ stm32_cryp_write(cryp, CRYP_IMSCR, 0); @@ -605,16 +593,6 @@ static int stm32_cryp_hw_init(struct stm32_cryp *cryp) if (ret) return ret; - /* Phase 2 : header (authenticated data) */ - if (cryp->areq->assoclen) { - cfg |= CR_PH_HEADER; - } else if (stm32_cryp_get_input_text_len(cryp)) { - cfg |= CR_PH_PAYLOAD; - stm32_cryp_write(cryp, CRYP_CR, cfg); - } else { - cfg |= CR_PH_INIT; - } - break; case CR_DES_CBC: @@ -633,8 +611,6 @@ static int stm32_cryp_hw_init(struct stm32_cryp *cryp) stm32_cryp_write(cryp, CRYP_CR, cfg); - cryp->flags &= ~FLG_CCM_PADDED_WA; - return 0; } @@ -644,28 +620,9 @@ static void stm32_cryp_finish_req(struct stm32_cryp *cryp, int err) /* Phase 4 : output tag */ err = stm32_cryp_read_auth_tag(cryp); - if (!err && (!(is_gcm(cryp) || is_ccm(cryp)))) + if (!err && (!(is_gcm(cryp) || is_ccm(cryp) || is_ecb(cryp)))) stm32_cryp_get_iv(cryp); - if (cryp->sgs_copied) { - void *buf_in, *buf_out; - int pages, len; - - buf_in = sg_virt(&cryp->in_sgl); - buf_out = sg_virt(&cryp->out_sgl); - - sg_copy_buf(buf_out, cryp->out_sg_save, 0, - cryp->total_out_save, 1); - - len = ALIGN(cryp->total_in_save, cryp->hw_blocksize); - pages = len ? get_order(len) : 1; - free_pages((unsigned long)buf_in, pages); - - len = ALIGN(cryp->total_out_save, cryp->hw_blocksize); - pages = len ? get_order(len) : 1; - free_pages((unsigned long)buf_out, pages); - } - pm_runtime_mark_last_busy(cryp->dev); pm_runtime_put_autosuspend(cryp->dev); @@ -674,8 +631,6 @@ static void stm32_cryp_finish_req(struct stm32_cryp *cryp, int err) else crypto_finalize_skcipher_request(cryp->engine, cryp->req, err); - - memset(cryp->ctx->key, 0, cryp->ctx->keylen); } static int stm32_cryp_cpu_start(struct stm32_cryp *cryp) @@ -801,7 +756,20 @@ static int stm32_cryp_aes_aead_setkey(struct crypto_aead *tfm, const u8 *key, static int stm32_cryp_aes_gcm_setauthsize(struct crypto_aead *tfm, unsigned int authsize) { - return authsize == AES_BLOCK_SIZE ? 0 : -EINVAL; + switch (authsize) { + case 4: + case 8: + case 12: + case 13: + case 14: + case 15: + case 16: + break; + default: + return -EINVAL; + } + + return 0; } static int stm32_cryp_aes_ccm_setauthsize(struct crypto_aead *tfm, @@ -825,31 +793,61 @@ static int stm32_cryp_aes_ccm_setauthsize(struct crypto_aead *tfm, static int stm32_cryp_aes_ecb_encrypt(struct skcipher_request *req) { + if (req->cryptlen % AES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_AES | FLG_ECB | FLG_ENCRYPT); } static int stm32_cryp_aes_ecb_decrypt(struct skcipher_request *req) { + if (req->cryptlen % AES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_AES | FLG_ECB); } static int stm32_cryp_aes_cbc_encrypt(struct skcipher_request *req) { + if (req->cryptlen % AES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_AES | FLG_CBC | FLG_ENCRYPT); } static int stm32_cryp_aes_cbc_decrypt(struct skcipher_request *req) { + if (req->cryptlen % AES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_AES | FLG_CBC); } static int stm32_cryp_aes_ctr_encrypt(struct skcipher_request *req) { + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_AES | FLG_CTR | FLG_ENCRYPT); } static int stm32_cryp_aes_ctr_decrypt(struct skcipher_request *req) { + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_AES | FLG_CTR); } @@ -863,53 +861,122 @@ static int stm32_cryp_aes_gcm_decrypt(struct aead_request *req) return stm32_cryp_aead_crypt(req, FLG_AES | FLG_GCM); } +static inline int crypto_ccm_check_iv(const u8 *iv) +{ + /* 2 <= L <= 8, so 1 <= L' <= 7. */ + if (iv[0] < 1 || iv[0] > 7) + return -EINVAL; + + return 0; +} + static int stm32_cryp_aes_ccm_encrypt(struct aead_request *req) { + int err; + + err = crypto_ccm_check_iv(req->iv); + if (err) + return err; + return stm32_cryp_aead_crypt(req, FLG_AES | FLG_CCM | FLG_ENCRYPT); } static int stm32_cryp_aes_ccm_decrypt(struct aead_request *req) { + int err; + + err = crypto_ccm_check_iv(req->iv); + if (err) + return err; + return stm32_cryp_aead_crypt(req, FLG_AES | FLG_CCM); } static int stm32_cryp_des_ecb_encrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_DES | FLG_ECB | FLG_ENCRYPT); } static int stm32_cryp_des_ecb_decrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_DES | FLG_ECB); } static int stm32_cryp_des_cbc_encrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_DES | FLG_CBC | FLG_ENCRYPT); } static int stm32_cryp_des_cbc_decrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_DES | FLG_CBC); } static int stm32_cryp_tdes_ecb_encrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_TDES | FLG_ECB | FLG_ENCRYPT); } static int stm32_cryp_tdes_ecb_decrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_TDES | FLG_ECB); } static int stm32_cryp_tdes_cbc_encrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_TDES | FLG_CBC | FLG_ENCRYPT); } static int stm32_cryp_tdes_cbc_decrypt(struct skcipher_request *req) { + if (req->cryptlen % DES_BLOCK_SIZE) + return -EINVAL; + + if (req->cryptlen == 0) + return 0; + return stm32_cryp_crypt(req, FLG_TDES | FLG_CBC); } @@ -919,6 +986,7 @@ static int stm32_cryp_prepare_req(struct skcipher_request *req, struct stm32_cryp_ctx *ctx; struct stm32_cryp *cryp; struct stm32_cryp_reqctx *rctx; + struct scatterlist *in_sg; int ret; if (!req && !areq) @@ -944,76 +1012,55 @@ static int stm32_cryp_prepare_req(struct skcipher_request *req, if (req) { cryp->req = req; cryp->areq = NULL; - cryp->total_in = req->cryptlen; - cryp->total_out = cryp->total_in; + cryp->header_in = 0; + cryp->payload_in = req->cryptlen; + cryp->payload_out = req->cryptlen; + cryp->authsize = 0; } else { /* * Length of input and output data: * Encryption case: - * INPUT = AssocData || PlainText + * INPUT = AssocData || PlainText * <- assoclen -> <- cryptlen -> - * <------- total_in -----------> * - * OUTPUT = AssocData || CipherText || AuthTag - * <- assoclen -> <- cryptlen -> <- authsize -> - * <---------------- total_out -----------------> + * OUTPUT = AssocData || CipherText || AuthTag + * <- assoclen -> <-- cryptlen --> <- authsize -> * * Decryption case: - * INPUT = AssocData || CipherText || AuthTag - * <- assoclen -> <--------- cryptlen ---------> - * <- authsize -> - * <---------------- total_in ------------------> + * INPUT = AssocData || CipherTex || AuthTag + * <- assoclen ---> <---------- cryptlen ----------> * - * OUTPUT = AssocData || PlainText - * <- assoclen -> <- crypten - authsize -> - * <---------- total_out -----------------> + * OUTPUT = AssocData || PlainText + * <- assoclen -> <- cryptlen - authsize -> */ cryp->areq = areq; cryp->req = NULL; cryp->authsize = crypto_aead_authsize(crypto_aead_reqtfm(areq)); - cryp->total_in = areq->assoclen + areq->cryptlen; - if (is_encrypt(cryp)) - /* Append auth tag to output */ - cryp->total_out = cryp->total_in + cryp->authsize; - else - /* No auth tag in output */ - cryp->total_out = cryp->total_in - cryp->authsize; + if (is_encrypt(cryp)) { + cryp->payload_in = areq->cryptlen; + cryp->header_in = areq->assoclen; + cryp->payload_out = areq->cryptlen; + } else { + cryp->payload_in = areq->cryptlen - cryp->authsize; + cryp->header_in = areq->assoclen; + cryp->payload_out = cryp->payload_in; + } } - cryp->total_in_save = cryp->total_in; - cryp->total_out_save = cryp->total_out; + in_sg = req ? req->src : areq->src; + scatterwalk_start(&cryp->in_walk, in_sg); - cryp->in_sg = req ? req->src : areq->src; cryp->out_sg = req ? req->dst : areq->dst; - cryp->out_sg_save = cryp->out_sg; - - cryp->in_sg_len = sg_nents_for_len(cryp->in_sg, cryp->total_in); - if (cryp->in_sg_len < 0) { - dev_err(cryp->dev, "Cannot get in_sg_len\n"); - ret = cryp->in_sg_len; - return ret; - } - - cryp->out_sg_len = sg_nents_for_len(cryp->out_sg, cryp->total_out); - if (cryp->out_sg_len < 0) { - dev_err(cryp->dev, "Cannot get out_sg_len\n"); - ret = cryp->out_sg_len; - return ret; - } - - ret = stm32_cryp_copy_sgs(cryp); - if (ret) - return ret; - - scatterwalk_start(&cryp->in_walk, cryp->in_sg); scatterwalk_start(&cryp->out_walk, cryp->out_sg); if (is_gcm(cryp) || is_ccm(cryp)) { /* In output, jump after assoc data */ - scatterwalk_advance(&cryp->out_walk, cryp->areq->assoclen); - cryp->total_out -= cryp->areq->assoclen; + scatterwalk_copychunks(NULL, &cryp->out_walk, cryp->areq->assoclen, 2); } + if (is_ctr(cryp)) + memset(cryp->last_ctr, 0, sizeof(cryp->last_ctr)); + ret = stm32_cryp_hw_init(cryp); return ret; } @@ -1061,8 +1108,7 @@ static int stm32_cryp_aead_one_req(struct crypto_engine *engine, void *areq) if (!cryp) return -ENODEV; - if (unlikely(!cryp->areq->assoclen && - !stm32_cryp_get_input_text_len(cryp))) { + if (unlikely(!cryp->payload_in && !cryp->header_in)) { /* No input data to process: get tag and finish */ stm32_cryp_finish_req(cryp, 0); return 0; @@ -1071,43 +1117,10 @@ static int stm32_cryp_aead_one_req(struct crypto_engine *engine, void *areq) return stm32_cryp_cpu_start(cryp); } -static u32 *stm32_cryp_next_out(struct stm32_cryp *cryp, u32 *dst, - unsigned int n) -{ - scatterwalk_advance(&cryp->out_walk, n); - - if (unlikely(cryp->out_sg->length == _walked_out)) { - cryp->out_sg = sg_next(cryp->out_sg); - if (cryp->out_sg) { - scatterwalk_start(&cryp->out_walk, cryp->out_sg); - return (sg_virt(cryp->out_sg) + _walked_out); - } - } - - return (u32 *)((u8 *)dst + n); -} - -static u32 *stm32_cryp_next_in(struct stm32_cryp *cryp, u32 *src, - unsigned int n) -{ - scatterwalk_advance(&cryp->in_walk, n); - - if (unlikely(cryp->in_sg->length == _walked_in)) { - cryp->in_sg = sg_next(cryp->in_sg); - if (cryp->in_sg) { - scatterwalk_start(&cryp->in_walk, cryp->in_sg); - return (sg_virt(cryp->in_sg) + _walked_in); - } - } - - return (u32 *)((u8 *)src + n); -} - static int stm32_cryp_read_auth_tag(struct stm32_cryp *cryp) { - u32 cfg, size_bit, *dst, d32; - u8 *d8; - unsigned int i, j; + u32 cfg, size_bit; + unsigned int i; int ret = 0; /* Update Config */ @@ -1130,7 +1143,7 @@ static int stm32_cryp_read_auth_tag(struct stm32_cryp *cryp) stm32_cryp_write(cryp, CRYP_DIN, size_bit); size_bit = is_encrypt(cryp) ? cryp->areq->cryptlen : - cryp->areq->cryptlen - AES_BLOCK_SIZE; + cryp->areq->cryptlen - cryp->authsize; size_bit *= 8; if (cryp->caps->swap_final) size_bit = (__force u32)cpu_to_be32(size_bit); @@ -1139,11 +1152,9 @@ static int stm32_cryp_read_auth_tag(struct stm32_cryp *cryp) stm32_cryp_write(cryp, CRYP_DIN, size_bit); } else { /* CCM: write CTR0 */ - u8 iv[AES_BLOCK_SIZE]; - u32 *iv32 = (u32 *)iv; - __be32 *biv; - - biv = (void *)iv; + u32 iv32[AES_BLOCK_32]; + u8 *iv = (u8 *)iv32; + __be32 *biv = (__be32 *)iv32; memcpy(iv, cryp->areq->iv, AES_BLOCK_SIZE); memset(iv + AES_BLOCK_SIZE - 1 - iv[0], 0, iv[0] + 1); @@ -1165,39 +1176,18 @@ static int stm32_cryp_read_auth_tag(struct stm32_cryp *cryp) } if (is_encrypt(cryp)) { + u32 out_tag[AES_BLOCK_32]; + /* Get and write tag */ - dst = sg_virt(cryp->out_sg) + _walked_out; + for (i = 0; i < AES_BLOCK_32; i++) + out_tag[i] = stm32_cryp_read(cryp, CRYP_DOUT); - for (i = 0; i < AES_BLOCK_32; i++) { - if (cryp->total_out >= sizeof(u32)) { - /* Read a full u32 */ - *dst = stm32_cryp_read(cryp, CRYP_DOUT); - - dst = stm32_cryp_next_out(cryp, dst, - sizeof(u32)); - cryp->total_out -= sizeof(u32); - } else if (!cryp->total_out) { - /* Empty fifo out (data from input padding) */ - stm32_cryp_read(cryp, CRYP_DOUT); - } else { - /* Read less than an u32 */ - d32 = stm32_cryp_read(cryp, CRYP_DOUT); - d8 = (u8 *)&d32; - - for (j = 0; j < cryp->total_out; j++) { - *((u8 *)dst) = *(d8++); - dst = stm32_cryp_next_out(cryp, dst, 1); - } - cryp->total_out = 0; - } - } + scatterwalk_copychunks(out_tag, &cryp->out_walk, cryp->authsize, 1); } else { /* Get and check tag */ u32 in_tag[AES_BLOCK_32], out_tag[AES_BLOCK_32]; - scatterwalk_map_and_copy(in_tag, cryp->in_sg, - cryp->total_in_save - cryp->authsize, - cryp->authsize, 0); + scatterwalk_copychunks(in_tag, &cryp->in_walk, cryp->authsize, 0); for (i = 0; i < AES_BLOCK_32; i++) out_tag[i] = stm32_cryp_read(cryp, CRYP_DOUT); @@ -1217,115 +1207,59 @@ static void stm32_cryp_check_ctr_counter(struct stm32_cryp *cryp) { u32 cr; - if (unlikely(cryp->last_ctr[3] == 0xFFFFFFFF)) { - cryp->last_ctr[3] = 0; - cryp->last_ctr[2]++; - if (!cryp->last_ctr[2]) { - cryp->last_ctr[1]++; - if (!cryp->last_ctr[1]) - cryp->last_ctr[0]++; - } + if (unlikely(cryp->last_ctr[3] == cpu_to_be32(0xFFFFFFFF))) { + /* + * In this case, we need to increment manually the ctr counter, + * as HW doesn't handle the U32 carry. + */ + crypto_inc((u8 *)cryp->last_ctr, sizeof(cryp->last_ctr)); cr = stm32_cryp_read(cryp, CRYP_CR); stm32_cryp_write(cryp, CRYP_CR, cr & ~CR_CRYPEN); - stm32_cryp_hw_write_iv(cryp, (u32 *)cryp->last_ctr); + stm32_cryp_hw_write_iv(cryp, cryp->last_ctr); stm32_cryp_write(cryp, CRYP_CR, cr); } - cryp->last_ctr[0] = stm32_cryp_read(cryp, CRYP_IV0LR); - cryp->last_ctr[1] = stm32_cryp_read(cryp, CRYP_IV0RR); - cryp->last_ctr[2] = stm32_cryp_read(cryp, CRYP_IV1LR); - cryp->last_ctr[3] = stm32_cryp_read(cryp, CRYP_IV1RR); + /* The IV registers are BE */ + cryp->last_ctr[0] = cpu_to_be32(stm32_cryp_read(cryp, CRYP_IV0LR)); + cryp->last_ctr[1] = cpu_to_be32(stm32_cryp_read(cryp, CRYP_IV0RR)); + cryp->last_ctr[2] = cpu_to_be32(stm32_cryp_read(cryp, CRYP_IV1LR)); + cryp->last_ctr[3] = cpu_to_be32(stm32_cryp_read(cryp, CRYP_IV1RR)); } -static bool stm32_cryp_irq_read_data(struct stm32_cryp *cryp) +static void stm32_cryp_irq_read_data(struct stm32_cryp *cryp) { - unsigned int i, j; - u32 d32, *dst; - u8 *d8; - size_t tag_size; - - /* Do no read tag now (if any) */ - if (is_encrypt(cryp) && (is_gcm(cryp) || is_ccm(cryp))) - tag_size = cryp->authsize; - else - tag_size = 0; - - dst = sg_virt(cryp->out_sg) + _walked_out; + unsigned int i; + u32 block[AES_BLOCK_32]; - for (i = 0; i < cryp->hw_blocksize / sizeof(u32); i++) { - if (likely(cryp->total_out - tag_size >= sizeof(u32))) { - /* Read a full u32 */ - *dst = stm32_cryp_read(cryp, CRYP_DOUT); + for (i = 0; i < cryp->hw_blocksize / sizeof(u32); i++) + block[i] = stm32_cryp_read(cryp, CRYP_DOUT); - dst = stm32_cryp_next_out(cryp, dst, sizeof(u32)); - cryp->total_out -= sizeof(u32); - } else if (cryp->total_out == tag_size) { - /* Empty fifo out (data from input padding) */ - d32 = stm32_cryp_read(cryp, CRYP_DOUT); - } else { - /* Read less than an u32 */ - d32 = stm32_cryp_read(cryp, CRYP_DOUT); - d8 = (u8 *)&d32; - - for (j = 0; j < cryp->total_out - tag_size; j++) { - *((u8 *)dst) = *(d8++); - dst = stm32_cryp_next_out(cryp, dst, 1); - } - cryp->total_out = tag_size; - } - } - - return !(cryp->total_out - tag_size) || !cryp->total_in; + scatterwalk_copychunks(block, &cryp->out_walk, min_t(size_t, cryp->hw_blocksize, + cryp->payload_out), 1); + cryp->payload_out -= min_t(size_t, cryp->hw_blocksize, + cryp->payload_out); } static void stm32_cryp_irq_write_block(struct stm32_cryp *cryp) { - unsigned int i, j; - u32 *src; - u8 d8[4]; - size_t tag_size; - - /* Do no write tag (if any) */ - if (is_decrypt(cryp) && (is_gcm(cryp) || is_ccm(cryp))) - tag_size = cryp->authsize; - else - tag_size = 0; - - src = sg_virt(cryp->in_sg) + _walked_in; + unsigned int i; + u32 block[AES_BLOCK_32] = {0}; - for (i = 0; i < cryp->hw_blocksize / sizeof(u32); i++) { - if (likely(cryp->total_in - tag_size >= sizeof(u32))) { - /* Write a full u32 */ - stm32_cryp_write(cryp, CRYP_DIN, *src); + scatterwalk_copychunks(block, &cryp->in_walk, min_t(size_t, cryp->hw_blocksize, + cryp->payload_in), 0); + for (i = 0; i < cryp->hw_blocksize / sizeof(u32); i++) + stm32_cryp_write(cryp, CRYP_DIN, block[i]); - src = stm32_cryp_next_in(cryp, src, sizeof(u32)); - cryp->total_in -= sizeof(u32); - } else if (cryp->total_in == tag_size) { - /* Write padding data */ - stm32_cryp_write(cryp, CRYP_DIN, 0); - } else { - /* Write less than an u32 */ - memset(d8, 0, sizeof(u32)); - for (j = 0; j < cryp->total_in - tag_size; j++) { - d8[j] = *((u8 *)src); - src = stm32_cryp_next_in(cryp, src, 1); - } - - stm32_cryp_write(cryp, CRYP_DIN, *(u32 *)d8); - cryp->total_in = tag_size; - } - } + cryp->payload_in -= min_t(size_t, cryp->hw_blocksize, cryp->payload_in); } static void stm32_cryp_irq_write_gcm_padded_data(struct stm32_cryp *cryp) { int err; - u32 cfg, tmp[AES_BLOCK_32]; - size_t total_in_ori = cryp->total_in; - struct scatterlist *out_sg_ori = cryp->out_sg; + u32 cfg, block[AES_BLOCK_32] = {0}; unsigned int i; /* 'Special workaround' procedure described in the datasheet */ @@ -1350,18 +1284,25 @@ static void stm32_cryp_irq_write_gcm_padded_data(struct stm32_cryp *cryp) /* b) pad and write the last block */ stm32_cryp_irq_write_block(cryp); - cryp->total_in = total_in_ori; + /* wait end of process */ err = stm32_cryp_wait_output(cryp); if (err) { - dev_err(cryp->dev, "Timeout (write gcm header)\n"); + dev_err(cryp->dev, "Timeout (write gcm last data)\n"); return stm32_cryp_finish_req(cryp, err); } /* c) get and store encrypted data */ - stm32_cryp_irq_read_data(cryp); - scatterwalk_map_and_copy(tmp, out_sg_ori, - cryp->total_in_save - total_in_ori, - total_in_ori, 0); + /* + * Same code as stm32_cryp_irq_read_data(), but we want to store + * block value + */ + for (i = 0; i < cryp->hw_blocksize / sizeof(u32); i++) + block[i] = stm32_cryp_read(cryp, CRYP_DOUT); + + scatterwalk_copychunks(block, &cryp->out_walk, min_t(size_t, cryp->hw_blocksize, + cryp->payload_out), 1); + cryp->payload_out -= min_t(size_t, cryp->hw_blocksize, + cryp->payload_out); /* d) change mode back to AES GCM */ cfg &= ~CR_ALGO_MASK; @@ -1374,19 +1315,13 @@ static void stm32_cryp_irq_write_gcm_padded_data(struct stm32_cryp *cryp) stm32_cryp_write(cryp, CRYP_CR, cfg); /* f) write padded data */ - for (i = 0; i < AES_BLOCK_32; i++) { - if (cryp->total_in) - stm32_cryp_write(cryp, CRYP_DIN, tmp[i]); - else - stm32_cryp_write(cryp, CRYP_DIN, 0); - - cryp->total_in -= min_t(size_t, sizeof(u32), cryp->total_in); - } + for (i = 0; i < AES_BLOCK_32; i++) + stm32_cryp_write(cryp, CRYP_DIN, block[i]); /* g) Empty fifo out */ err = stm32_cryp_wait_output(cryp); if (err) { - dev_err(cryp->dev, "Timeout (write gcm header)\n"); + dev_err(cryp->dev, "Timeout (write gcm padded data)\n"); return stm32_cryp_finish_req(cryp, err); } @@ -1399,16 +1334,14 @@ static void stm32_cryp_irq_write_gcm_padded_data(struct stm32_cryp *cryp) static void stm32_cryp_irq_set_npblb(struct stm32_cryp *cryp) { - u32 cfg, payload_bytes; + u32 cfg; /* disable ip, set NPBLB and reneable ip */ cfg = stm32_cryp_read(cryp, CRYP_CR); cfg &= ~CR_CRYPEN; stm32_cryp_write(cryp, CRYP_CR, cfg); - payload_bytes = is_decrypt(cryp) ? cryp->total_in - cryp->authsize : - cryp->total_in; - cfg |= (cryp->hw_blocksize - payload_bytes) << CR_NBPBL_SHIFT; + cfg |= (cryp->hw_blocksize - cryp->payload_in) << CR_NBPBL_SHIFT; cfg |= CR_CRYPEN; stm32_cryp_write(cryp, CRYP_CR, cfg); } @@ -1417,13 +1350,11 @@ static void stm32_cryp_irq_write_ccm_padded_data(struct stm32_cryp *cryp) { int err = 0; u32 cfg, iv1tmp; - u32 cstmp1[AES_BLOCK_32], cstmp2[AES_BLOCK_32], tmp[AES_BLOCK_32]; - size_t last_total_out, total_in_ori = cryp->total_in; - struct scatterlist *out_sg_ori = cryp->out_sg; + u32 cstmp1[AES_BLOCK_32], cstmp2[AES_BLOCK_32]; + u32 block[AES_BLOCK_32] = {0}; unsigned int i; /* 'Special workaround' procedure described in the datasheet */ - cryp->flags |= FLG_CCM_PADDED_WA; /* a) disable ip */ stm32_cryp_write(cryp, CRYP_IMSCR, 0); @@ -1453,7 +1384,7 @@ static void stm32_cryp_irq_write_ccm_padded_data(struct stm32_cryp *cryp) /* b) pad and write the last block */ stm32_cryp_irq_write_block(cryp); - cryp->total_in = total_in_ori; + /* wait end of process */ err = stm32_cryp_wait_output(cryp); if (err) { dev_err(cryp->dev, "Timeout (wite ccm padded data)\n"); @@ -1461,13 +1392,16 @@ static void stm32_cryp_irq_write_ccm_padded_data(struct stm32_cryp *cryp) } /* c) get and store decrypted data */ - last_total_out = cryp->total_out; - stm32_cryp_irq_read_data(cryp); + /* + * Same code as stm32_cryp_irq_read_data(), but we want to store + * block value + */ + for (i = 0; i < cryp->hw_blocksize / sizeof(u32); i++) + block[i] = stm32_cryp_read(cryp, CRYP_DOUT); - memset(tmp, 0, sizeof(tmp)); - scatterwalk_map_and_copy(tmp, out_sg_ori, - cryp->total_out_save - last_total_out, - last_total_out, 0); + scatterwalk_copychunks(block, &cryp->out_walk, min_t(size_t, cryp->hw_blocksize, + cryp->payload_out), 1); + cryp->payload_out -= min_t(size_t, cryp->hw_blocksize, cryp->payload_out); /* d) Load again CRYP_CSGCMCCMxR */ for (i = 0; i < ARRAY_SIZE(cstmp2); i++) @@ -1484,10 +1418,10 @@ static void stm32_cryp_irq_write_ccm_padded_data(struct stm32_cryp *cryp) stm32_cryp_write(cryp, CRYP_CR, cfg); /* g) XOR and write padded data */ - for (i = 0; i < ARRAY_SIZE(tmp); i++) { - tmp[i] ^= cstmp1[i]; - tmp[i] ^= cstmp2[i]; - stm32_cryp_write(cryp, CRYP_DIN, tmp[i]); + for (i = 0; i < ARRAY_SIZE(block); i++) { + block[i] ^= cstmp1[i]; + block[i] ^= cstmp2[i]; + stm32_cryp_write(cryp, CRYP_DIN, block[i]); } /* h) wait for completion */ @@ -1501,30 +1435,34 @@ static void stm32_cryp_irq_write_ccm_padded_data(struct stm32_cryp *cryp) static void stm32_cryp_irq_write_data(struct stm32_cryp *cryp) { - if (unlikely(!cryp->total_in)) { + if (unlikely(!cryp->payload_in)) { dev_warn(cryp->dev, "No more data to process\n"); return; } - if (unlikely(cryp->total_in < AES_BLOCK_SIZE && + if (unlikely(cryp->payload_in < AES_BLOCK_SIZE && (stm32_cryp_get_hw_mode(cryp) == CR_AES_GCM) && is_encrypt(cryp))) { /* Padding for AES GCM encryption */ - if (cryp->caps->padding_wa) + if (cryp->caps->padding_wa) { /* Special case 1 */ - return stm32_cryp_irq_write_gcm_padded_data(cryp); + stm32_cryp_irq_write_gcm_padded_data(cryp); + return; + } /* Setting padding bytes (NBBLB) */ stm32_cryp_irq_set_npblb(cryp); } - if (unlikely((cryp->total_in - cryp->authsize < AES_BLOCK_SIZE) && + if (unlikely((cryp->payload_in < AES_BLOCK_SIZE) && (stm32_cryp_get_hw_mode(cryp) == CR_AES_CCM) && is_decrypt(cryp))) { /* Padding for AES CCM decryption */ - if (cryp->caps->padding_wa) + if (cryp->caps->padding_wa) { /* Special case 2 */ - return stm32_cryp_irq_write_ccm_padded_data(cryp); + stm32_cryp_irq_write_ccm_padded_data(cryp); + return; + } /* Setting padding bytes (NBBLB) */ stm32_cryp_irq_set_npblb(cryp); @@ -1536,192 +1474,60 @@ static void stm32_cryp_irq_write_data(struct stm32_cryp *cryp) stm32_cryp_irq_write_block(cryp); } -static void stm32_cryp_irq_write_gcm_header(struct stm32_cryp *cryp) +static void stm32_cryp_irq_write_gcmccm_header(struct stm32_cryp *cryp) { - int err; - unsigned int i, j; - u32 cfg, *src; - - src = sg_virt(cryp->in_sg) + _walked_in; - - for (i = 0; i < AES_BLOCK_32; i++) { - stm32_cryp_write(cryp, CRYP_DIN, *src); - - src = stm32_cryp_next_in(cryp, src, sizeof(u32)); - cryp->total_in -= min_t(size_t, sizeof(u32), cryp->total_in); - - /* Check if whole header written */ - if ((cryp->total_in_save - cryp->total_in) == - cryp->areq->assoclen) { - /* Write padding if needed */ - for (j = i + 1; j < AES_BLOCK_32; j++) - stm32_cryp_write(cryp, CRYP_DIN, 0); - - /* Wait for completion */ - err = stm32_cryp_wait_busy(cryp); - if (err) { - dev_err(cryp->dev, "Timeout (gcm header)\n"); - return stm32_cryp_finish_req(cryp, err); - } - - if (stm32_cryp_get_input_text_len(cryp)) { - /* Phase 3 : payload */ - cfg = stm32_cryp_read(cryp, CRYP_CR); - cfg &= ~CR_CRYPEN; - stm32_cryp_write(cryp, CRYP_CR, cfg); - - cfg &= ~CR_PH_MASK; - cfg |= CR_PH_PAYLOAD; - cfg |= CR_CRYPEN; - stm32_cryp_write(cryp, CRYP_CR, cfg); - } else { - /* Phase 4 : tag */ - stm32_cryp_write(cryp, CRYP_IMSCR, 0); - stm32_cryp_finish_req(cryp, 0); - } - - break; - } - - if (!cryp->total_in) - break; - } -} + unsigned int i; + u32 block[AES_BLOCK_32] = {0}; + size_t written; -static void stm32_cryp_irq_write_ccm_header(struct stm32_cryp *cryp) -{ - int err; - unsigned int i = 0, j, k; - u32 alen, cfg, *src; - u8 d8[4]; - - src = sg_virt(cryp->in_sg) + _walked_in; - alen = cryp->areq->assoclen; - - if (!_walked_in) { - if (cryp->areq->assoclen <= 65280) { - /* Write first u32 of B1 */ - d8[0] = (alen >> 8) & 0xFF; - d8[1] = alen & 0xFF; - d8[2] = *((u8 *)src); - src = stm32_cryp_next_in(cryp, src, 1); - d8[3] = *((u8 *)src); - src = stm32_cryp_next_in(cryp, src, 1); - - stm32_cryp_write(cryp, CRYP_DIN, *(u32 *)d8); - i++; - - cryp->total_in -= min_t(size_t, 2, cryp->total_in); - } else { - /* Build the two first u32 of B1 */ - d8[0] = 0xFF; - d8[1] = 0xFE; - d8[2] = alen & 0xFF000000; - d8[3] = alen & 0x00FF0000; - - stm32_cryp_write(cryp, CRYP_DIN, *(u32 *)d8); - i++; - - d8[0] = alen & 0x0000FF00; - d8[1] = alen & 0x000000FF; - d8[2] = *((u8 *)src); - src = stm32_cryp_next_in(cryp, src, 1); - d8[3] = *((u8 *)src); - src = stm32_cryp_next_in(cryp, src, 1); - - stm32_cryp_write(cryp, CRYP_DIN, *(u32 *)d8); - i++; - - cryp->total_in -= min_t(size_t, 2, cryp->total_in); - } - } + written = min_t(size_t, AES_BLOCK_SIZE, cryp->header_in); - /* Write next u32 */ - for (; i < AES_BLOCK_32; i++) { - /* Build an u32 */ - memset(d8, 0, sizeof(u32)); - for (k = 0; k < sizeof(u32); k++) { - d8[k] = *((u8 *)src); - src = stm32_cryp_next_in(cryp, src, 1); - - cryp->total_in -= min_t(size_t, 1, cryp->total_in); - if ((cryp->total_in_save - cryp->total_in) == alen) - break; - } + scatterwalk_copychunks(block, &cryp->in_walk, written, 0); + for (i = 0; i < AES_BLOCK_32; i++) + stm32_cryp_write(cryp, CRYP_DIN, block[i]); - stm32_cryp_write(cryp, CRYP_DIN, *(u32 *)d8); - - if ((cryp->total_in_save - cryp->total_in) == alen) { - /* Write padding if needed */ - for (j = i + 1; j < AES_BLOCK_32; j++) - stm32_cryp_write(cryp, CRYP_DIN, 0); - - /* Wait for completion */ - err = stm32_cryp_wait_busy(cryp); - if (err) { - dev_err(cryp->dev, "Timeout (ccm header)\n"); - return stm32_cryp_finish_req(cryp, err); - } - - if (stm32_cryp_get_input_text_len(cryp)) { - /* Phase 3 : payload */ - cfg = stm32_cryp_read(cryp, CRYP_CR); - cfg &= ~CR_CRYPEN; - stm32_cryp_write(cryp, CRYP_CR, cfg); - - cfg &= ~CR_PH_MASK; - cfg |= CR_PH_PAYLOAD; - cfg |= CR_CRYPEN; - stm32_cryp_write(cryp, CRYP_CR, cfg); - } else { - /* Phase 4 : tag */ - stm32_cryp_write(cryp, CRYP_IMSCR, 0); - stm32_cryp_finish_req(cryp, 0); - } + cryp->header_in -= written; - break; - } - } + stm32_crypt_gcmccm_end_header(cryp); } static irqreturn_t stm32_cryp_irq_thread(int irq, void *arg) { struct stm32_cryp *cryp = arg; u32 ph; + u32 it_mask = stm32_cryp_read(cryp, CRYP_IMSCR); if (cryp->irq_status & MISR_OUT) /* Output FIFO IRQ: read data */ - if (unlikely(stm32_cryp_irq_read_data(cryp))) { - /* All bytes processed, finish */ - stm32_cryp_write(cryp, CRYP_IMSCR, 0); - stm32_cryp_finish_req(cryp, 0); - return IRQ_HANDLED; - } + stm32_cryp_irq_read_data(cryp); if (cryp->irq_status & MISR_IN) { - if (is_gcm(cryp)) { + if (is_gcm(cryp) || is_ccm(cryp)) { ph = stm32_cryp_read(cryp, CRYP_CR) & CR_PH_MASK; if (unlikely(ph == CR_PH_HEADER)) /* Write Header */ - stm32_cryp_irq_write_gcm_header(cryp); - else - /* Input FIFO IRQ: write data */ - stm32_cryp_irq_write_data(cryp); - cryp->gcm_ctr++; - } else if (is_ccm(cryp)) { - ph = stm32_cryp_read(cryp, CRYP_CR) & CR_PH_MASK; - if (unlikely(ph == CR_PH_HEADER)) - /* Write Header */ - stm32_cryp_irq_write_ccm_header(cryp); + stm32_cryp_irq_write_gcmccm_header(cryp); else /* Input FIFO IRQ: write data */ stm32_cryp_irq_write_data(cryp); + if (is_gcm(cryp)) + cryp->gcm_ctr++; } else { /* Input FIFO IRQ: write data */ stm32_cryp_irq_write_data(cryp); } } + /* Mask useless interrupts */ + if (!cryp->payload_in && !cryp->header_in) + it_mask &= ~IMSCR_IN; + if (!cryp->payload_out) + it_mask &= ~IMSCR_OUT; + stm32_cryp_write(cryp, CRYP_IMSCR, it_mask); + + if (!cryp->payload_in && !cryp->header_in && !cryp->payload_out) + stm32_cryp_finish_req(cryp, 0); + return IRQ_HANDLED; } @@ -1742,7 +1548,7 @@ static struct skcipher_alg crypto_algs[] = { .base.cra_flags = CRYPTO_ALG_ASYNC, .base.cra_blocksize = AES_BLOCK_SIZE, .base.cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .base.cra_alignmask = 0xf, + .base.cra_alignmask = 0, .base.cra_module = THIS_MODULE, .init = stm32_cryp_init_tfm, @@ -1759,7 +1565,7 @@ static struct skcipher_alg crypto_algs[] = { .base.cra_flags = CRYPTO_ALG_ASYNC, .base.cra_blocksize = AES_BLOCK_SIZE, .base.cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .base.cra_alignmask = 0xf, + .base.cra_alignmask = 0, .base.cra_module = THIS_MODULE, .init = stm32_cryp_init_tfm, @@ -1777,7 +1583,7 @@ static struct skcipher_alg crypto_algs[] = { .base.cra_flags = CRYPTO_ALG_ASYNC, .base.cra_blocksize = 1, .base.cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .base.cra_alignmask = 0xf, + .base.cra_alignmask = 0, .base.cra_module = THIS_MODULE, .init = stm32_cryp_init_tfm, @@ -1795,7 +1601,7 @@ static struct skcipher_alg crypto_algs[] = { .base.cra_flags = CRYPTO_ALG_ASYNC, .base.cra_blocksize = DES_BLOCK_SIZE, .base.cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .base.cra_alignmask = 0xf, + .base.cra_alignmask = 0, .base.cra_module = THIS_MODULE, .init = stm32_cryp_init_tfm, @@ -1812,7 +1618,7 @@ static struct skcipher_alg crypto_algs[] = { .base.cra_flags = CRYPTO_ALG_ASYNC, .base.cra_blocksize = DES_BLOCK_SIZE, .base.cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .base.cra_alignmask = 0xf, + .base.cra_alignmask = 0, .base.cra_module = THIS_MODULE, .init = stm32_cryp_init_tfm, @@ -1830,7 +1636,7 @@ static struct skcipher_alg crypto_algs[] = { .base.cra_flags = CRYPTO_ALG_ASYNC, .base.cra_blocksize = DES_BLOCK_SIZE, .base.cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .base.cra_alignmask = 0xf, + .base.cra_alignmask = 0, .base.cra_module = THIS_MODULE, .init = stm32_cryp_init_tfm, @@ -1847,7 +1653,7 @@ static struct skcipher_alg crypto_algs[] = { .base.cra_flags = CRYPTO_ALG_ASYNC, .base.cra_blocksize = DES_BLOCK_SIZE, .base.cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .base.cra_alignmask = 0xf, + .base.cra_alignmask = 0, .base.cra_module = THIS_MODULE, .init = stm32_cryp_init_tfm, @@ -1877,7 +1683,7 @@ static struct aead_alg aead_algs[] = { .cra_flags = CRYPTO_ALG_ASYNC, .cra_blocksize = 1, .cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .cra_alignmask = 0xf, + .cra_alignmask = 0, .cra_module = THIS_MODULE, }, }, @@ -1897,7 +1703,7 @@ static struct aead_alg aead_algs[] = { .cra_flags = CRYPTO_ALG_ASYNC, .cra_blocksize = 1, .cra_ctxsize = sizeof(struct stm32_cryp_ctx), - .cra_alignmask = 0xf, + .cra_alignmask = 0, .cra_module = THIS_MODULE, }, }, @@ -2025,8 +1831,6 @@ err_engine1: list_del(&cryp->list); spin_unlock(&cryp_list.lock); - pm_runtime_disable(dev); - pm_runtime_put_noidle(dev); pm_runtime_disable(dev); pm_runtime_put_noidle(dev); diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c index ff5362da118d8..16bb52836b28d 100644 --- a/drivers/crypto/stm32/stm32-hash.c +++ b/drivers/crypto/stm32/stm32-hash.c @@ -812,7 +812,7 @@ static void stm32_hash_finish_req(struct ahash_request *req, int err) static int stm32_hash_hw_init(struct stm32_hash_dev *hdev, struct stm32_hash_request_ctx *rctx) { - pm_runtime_resume_and_get(hdev->dev); + pm_runtime_get_sync(hdev->dev); if (!(HASH_FLAGS_INIT & hdev->flags)) { stm32_hash_write(hdev, HASH_CR, HASH_CR_INIT); @@ -961,7 +961,7 @@ static int stm32_hash_export(struct ahash_request *req, void *out) u32 *preg; unsigned int i; - pm_runtime_resume_and_get(hdev->dev); + pm_runtime_get_sync(hdev->dev); while ((stm32_hash_read(hdev, HASH_SR) & HASH_SR_BUSY)) cpu_relax(); @@ -999,7 +999,7 @@ static int stm32_hash_import(struct ahash_request *req, const void *in) preg = rctx->hw_context; - pm_runtime_resume_and_get(hdev->dev); + pm_runtime_get_sync(hdev->dev); stm32_hash_write(hdev, HASH_IMR, *preg++); stm32_hash_write(hdev, HASH_STR, *preg++); diff --git a/drivers/dma-buf/dma-fence-array.c b/drivers/dma-buf/dma-fence-array.c index d3fbd950be944..3e07f961e2f3d 100644 --- a/drivers/dma-buf/dma-fence-array.c +++ b/drivers/dma-buf/dma-fence-array.c @@ -104,7 +104,11 @@ static bool dma_fence_array_signaled(struct dma_fence *fence) { struct dma_fence_array *array = to_dma_fence_array(fence); - return atomic_read(&array->num_pending) <= 0; + if (atomic_read(&array->num_pending) > 0) + return false; + + dma_fence_array_clear_pending_error(array); + return true; } static void dma_fence_array_release(struct dma_fence *fence) diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index 627ad74c879fd..90afba0b36fe9 100644 --- a/drivers/dma/at_xdmac.c +++ b/drivers/dma/at_xdmac.c @@ -89,6 +89,7 @@ #define AT_XDMAC_CNDC_NDE (0x1 << 0) /* Channel x Next Descriptor Enable */ #define AT_XDMAC_CNDC_NDSUP (0x1 << 1) /* Channel x Next Descriptor Source Update */ #define AT_XDMAC_CNDC_NDDUP (0x1 << 2) /* Channel x Next Descriptor Destination Update */ +#define AT_XDMAC_CNDC_NDVIEW_MASK GENMASK(28, 27) #define AT_XDMAC_CNDC_NDVIEW_NDV0 (0x0 << 3) /* Channel x Next Descriptor View 0 */ #define AT_XDMAC_CNDC_NDVIEW_NDV1 (0x1 << 3) /* Channel x Next Descriptor View 1 */ #define AT_XDMAC_CNDC_NDVIEW_NDV2 (0x2 << 3) /* Channel x Next Descriptor View 2 */ @@ -220,15 +221,15 @@ struct at_xdmac { /* Linked List Descriptor */ struct at_xdmac_lld { - dma_addr_t mbr_nda; /* Next Descriptor Member */ - u32 mbr_ubc; /* Microblock Control Member */ - dma_addr_t mbr_sa; /* Source Address Member */ - dma_addr_t mbr_da; /* Destination Address Member */ - u32 mbr_cfg; /* Configuration Register */ - u32 mbr_bc; /* Block Control Register */ - u32 mbr_ds; /* Data Stride Register */ - u32 mbr_sus; /* Source Microblock Stride Register */ - u32 mbr_dus; /* Destination Microblock Stride Register */ + u32 mbr_nda; /* Next Descriptor Member */ + u32 mbr_ubc; /* Microblock Control Member */ + u32 mbr_sa; /* Source Address Member */ + u32 mbr_da; /* Destination Address Member */ + u32 mbr_cfg; /* Configuration Register */ + u32 mbr_bc; /* Block Control Register */ + u32 mbr_ds; /* Data Stride Register */ + u32 mbr_sus; /* Source Microblock Stride Register */ + u32 mbr_dus; /* Destination Microblock Stride Register */ }; /* 64-bit alignment needed to update CNDA and CUBC registers in an atomic way. */ @@ -338,9 +339,6 @@ static void at_xdmac_start_xfer(struct at_xdmac_chan *atchan, dev_vdbg(chan2dev(&atchan->chan), "%s: desc 0x%p\n", __func__, first); - if (at_xdmac_chan_is_enabled(atchan)) - return; - /* Set transfer as active to not try to start it again. */ first->active_xfer = true; @@ -356,7 +354,8 @@ static void at_xdmac_start_xfer(struct at_xdmac_chan *atchan, */ if (at_xdmac_chan_is_cyclic(atchan)) reg = AT_XDMAC_CNDC_NDVIEW_NDV1; - else if (first->lld.mbr_ubc & AT_XDMAC_MBR_UBC_NDV3) + else if ((first->lld.mbr_ubc & + AT_XDMAC_CNDC_NDVIEW_MASK) == AT_XDMAC_MBR_UBC_NDV3) reg = AT_XDMAC_CNDC_NDVIEW_NDV3; else reg = AT_XDMAC_CNDC_NDVIEW_NDV2; @@ -427,13 +426,12 @@ static dma_cookie_t at_xdmac_tx_submit(struct dma_async_tx_descriptor *tx) spin_lock_irqsave(&atchan->lock, irqflags); cookie = dma_cookie_assign(tx); + list_add_tail(&desc->xfer_node, &atchan->xfers_list); + spin_unlock_irqrestore(&atchan->lock, irqflags); + dev_vdbg(chan2dev(tx->chan), "%s: atchan 0x%p, add desc 0x%p to xfers_list\n", __func__, atchan, desc); - list_add_tail(&desc->xfer_node, &atchan->xfers_list); - if (list_is_singular(&atchan->xfers_list)) - at_xdmac_start_xfer(atchan, desc); - spin_unlock_irqrestore(&atchan->lock, irqflags); return cookie; } @@ -1563,14 +1561,17 @@ static void at_xdmac_handle_cyclic(struct at_xdmac_chan *atchan) struct at_xdmac_desc *desc; struct dma_async_tx_descriptor *txd; - if (!list_empty(&atchan->xfers_list)) { - desc = list_first_entry(&atchan->xfers_list, - struct at_xdmac_desc, xfer_node); - txd = &desc->tx_dma_desc; - - if (txd->flags & DMA_PREP_INTERRUPT) - dmaengine_desc_get_callback_invoke(txd, NULL); + spin_lock_irq(&atchan->lock); + if (list_empty(&atchan->xfers_list)) { + spin_unlock_irq(&atchan->lock); + return; } + desc = list_first_entry(&atchan->xfers_list, struct at_xdmac_desc, + xfer_node); + spin_unlock_irq(&atchan->lock); + txd = &desc->tx_dma_desc; + if (txd->flags & DMA_PREP_INTERRUPT) + dmaengine_desc_get_callback_invoke(txd, NULL); } static void at_xdmac_handle_error(struct at_xdmac_chan *atchan) @@ -1724,11 +1725,9 @@ static void at_xdmac_issue_pending(struct dma_chan *chan) dev_dbg(chan2dev(&atchan->chan), "%s\n", __func__); - if (!at_xdmac_chan_is_cyclic(atchan)) { - spin_lock_irqsave(&atchan->lock, flags); - at_xdmac_advance_work(atchan); - spin_unlock_irqrestore(&atchan->lock, flags); - } + spin_lock_irqsave(&atchan->lock, flags); + at_xdmac_advance_work(atchan); + spin_unlock_irqrestore(&atchan->lock, flags); return; } diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c index b84303be8edf5..4eb63f1ad2247 100644 --- a/drivers/dma/mmp_pdma.c +++ b/drivers/dma/mmp_pdma.c @@ -728,12 +728,6 @@ static int mmp_pdma_config_write(struct dma_chan *dchan, chan->dir = direction; chan->dev_addr = addr; - /* FIXME: drivers should be ported over to use the filter - * function. Once that's done, the following two lines can - * be removed. - */ - if (cfg->slave_id) - chan->drcmr = cfg->slave_id; return 0; } diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c index 349fb312c8725..b4ef4f19f7dec 100644 --- a/drivers/dma/pxa_dma.c +++ b/drivers/dma/pxa_dma.c @@ -911,13 +911,6 @@ static void pxad_get_config(struct pxad_chan *chan, *dcmd |= PXA_DCMD_BURST16; else if (maxburst == 32) *dcmd |= PXA_DCMD_BURST32; - - /* FIXME: drivers should be ported over to use the filter - * function. Once that's done, the following two lines can - * be removed. - */ - if (chan->cfg.slave_id) - chan->drcmr = chan->cfg.slave_id; } static struct dma_async_tx_descriptor * diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c index 9d473923712ad..fe36738f2dd7e 100644 --- a/drivers/dma/stm32-mdma.c +++ b/drivers/dma/stm32-mdma.c @@ -184,7 +184,7 @@ #define STM32_MDMA_CTBR(x) (0x68 + 0x40 * (x)) #define STM32_MDMA_CTBR_DBUS BIT(17) #define STM32_MDMA_CTBR_SBUS BIT(16) -#define STM32_MDMA_CTBR_TSEL_MASK GENMASK(7, 0) +#define STM32_MDMA_CTBR_TSEL_MASK GENMASK(5, 0) #define STM32_MDMA_CTBR_TSEL(n) STM32_MDMA_SET(n, \ STM32_MDMA_CTBR_TSEL_MASK) diff --git a/drivers/dma/uniphier-xdmac.c b/drivers/dma/uniphier-xdmac.c index d6b8a202474f4..290836b7e1be2 100644 --- a/drivers/dma/uniphier-xdmac.c +++ b/drivers/dma/uniphier-xdmac.c @@ -131,8 +131,9 @@ uniphier_xdmac_next_desc(struct uniphier_xdmac_chan *xc) static void uniphier_xdmac_chan_start(struct uniphier_xdmac_chan *xc, struct uniphier_xdmac_desc *xd) { - u32 src_mode, src_addr, src_width; - u32 dst_mode, dst_addr, dst_width; + u32 src_mode, src_width; + u32 dst_mode, dst_width; + dma_addr_t src_addr, dst_addr; u32 val, its, tnum; enum dma_slave_buswidth buswidth; diff --git a/drivers/edac/synopsys_edac.c b/drivers/edac/synopsys_edac.c index 1a801a5d3b08b..92906b56b1a2b 100644 --- a/drivers/edac/synopsys_edac.c +++ b/drivers/edac/synopsys_edac.c @@ -1351,8 +1351,7 @@ static int mc_probe(struct platform_device *pdev) } } - if (of_device_is_compatible(pdev->dev.of_node, - "xlnx,zynqmp-ddrc-2.40a")) + if (priv->p_data->quirks & DDR_ECC_INTR_SUPPORT) setup_address_map(priv); #endif diff --git a/drivers/firmware/google/Kconfig b/drivers/firmware/google/Kconfig index 97968aece54f8..931544c9f63d4 100644 --- a/drivers/firmware/google/Kconfig +++ b/drivers/firmware/google/Kconfig @@ -3,9 +3,9 @@ menuconfig GOOGLE_FIRMWARE bool "Google Firmware Drivers" default n help - These firmware drivers are used by Google's servers. They are - only useful if you are working directly on one of their - proprietary servers. If in doubt, say "N". + These firmware drivers are used by Google servers, + Chromebooks and other devices using coreboot firmware. + If in doubt, say "N". if GOOGLE_FIRMWARE diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c index b966f5e28ebff..e0d5d80ec8e0f 100644 --- a/drivers/gpio/gpio-aspeed.c +++ b/drivers/gpio/gpio-aspeed.c @@ -53,7 +53,7 @@ struct aspeed_gpio_config { struct aspeed_gpio { struct gpio_chip chip; struct irq_chip irqc; - spinlock_t lock; + raw_spinlock_t lock; void __iomem *base; int irq; const struct aspeed_gpio_config *config; @@ -413,14 +413,14 @@ static void aspeed_gpio_set(struct gpio_chip *gc, unsigned int offset, unsigned long flags; bool copro; - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); copro = aspeed_gpio_copro_request(gpio, offset); __aspeed_gpio_set(gc, offset, val); if (copro) aspeed_gpio_copro_release(gpio, offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); } static int aspeed_gpio_dir_in(struct gpio_chip *gc, unsigned int offset) @@ -435,7 +435,7 @@ static int aspeed_gpio_dir_in(struct gpio_chip *gc, unsigned int offset) if (!have_input(gpio, offset)) return -ENOTSUPP; - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); reg = ioread32(addr); reg &= ~GPIO_BIT(offset); @@ -445,7 +445,7 @@ static int aspeed_gpio_dir_in(struct gpio_chip *gc, unsigned int offset) if (copro) aspeed_gpio_copro_release(gpio, offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return 0; } @@ -463,7 +463,7 @@ static int aspeed_gpio_dir_out(struct gpio_chip *gc, if (!have_output(gpio, offset)) return -ENOTSUPP; - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); reg = ioread32(addr); reg |= GPIO_BIT(offset); @@ -474,7 +474,7 @@ static int aspeed_gpio_dir_out(struct gpio_chip *gc, if (copro) aspeed_gpio_copro_release(gpio, offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return 0; } @@ -492,11 +492,11 @@ static int aspeed_gpio_get_direction(struct gpio_chip *gc, unsigned int offset) if (!have_output(gpio, offset)) return GPIO_LINE_DIRECTION_IN; - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); val = ioread32(bank_reg(gpio, bank, reg_dir)) & GPIO_BIT(offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return val ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN; } @@ -539,14 +539,14 @@ static void aspeed_gpio_irq_ack(struct irq_data *d) status_addr = bank_reg(gpio, bank, reg_irq_status); - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); copro = aspeed_gpio_copro_request(gpio, offset); iowrite32(bit, status_addr); if (copro) aspeed_gpio_copro_release(gpio, offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); } static void aspeed_gpio_irq_set_mask(struct irq_data *d, bool set) @@ -565,7 +565,7 @@ static void aspeed_gpio_irq_set_mask(struct irq_data *d, bool set) addr = bank_reg(gpio, bank, reg_irq_enable); - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); copro = aspeed_gpio_copro_request(gpio, offset); reg = ioread32(addr); @@ -577,7 +577,7 @@ static void aspeed_gpio_irq_set_mask(struct irq_data *d, bool set) if (copro) aspeed_gpio_copro_release(gpio, offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); } static void aspeed_gpio_irq_mask(struct irq_data *d) @@ -629,7 +629,7 @@ static int aspeed_gpio_set_type(struct irq_data *d, unsigned int type) return -EINVAL; } - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); copro = aspeed_gpio_copro_request(gpio, offset); addr = bank_reg(gpio, bank, reg_irq_type0); @@ -649,7 +649,7 @@ static int aspeed_gpio_set_type(struct irq_data *d, unsigned int type) if (copro) aspeed_gpio_copro_release(gpio, offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); irq_set_handler_locked(d, handler); @@ -719,7 +719,7 @@ static int aspeed_gpio_reset_tolerance(struct gpio_chip *chip, treg = bank_reg(gpio, to_bank(offset), reg_tolerance); - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); copro = aspeed_gpio_copro_request(gpio, offset); val = readl(treg); @@ -733,7 +733,7 @@ static int aspeed_gpio_reset_tolerance(struct gpio_chip *chip, if (copro) aspeed_gpio_copro_release(gpio, offset); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return 0; } @@ -859,7 +859,7 @@ static int enable_debounce(struct gpio_chip *chip, unsigned int offset, return rc; } - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); if (timer_allocation_registered(gpio, offset)) { rc = unregister_allocated_timer(gpio, offset); @@ -919,7 +919,7 @@ static int enable_debounce(struct gpio_chip *chip, unsigned int offset, configure_timer(gpio, offset, i); out: - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return rc; } @@ -930,13 +930,13 @@ static int disable_debounce(struct gpio_chip *chip, unsigned int offset) unsigned long flags; int rc; - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); rc = unregister_allocated_timer(gpio, offset); if (!rc) configure_timer(gpio, offset, 0); - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return rc; } @@ -1018,7 +1018,7 @@ int aspeed_gpio_copro_grab_gpio(struct gpio_desc *desc, return -EINVAL; bindex = offset >> 3; - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); /* Sanity check, this shouldn't happen */ if (gpio->cf_copro_bankmap[bindex] == 0xff) { @@ -1039,7 +1039,7 @@ int aspeed_gpio_copro_grab_gpio(struct gpio_desc *desc, if (bit) *bit = GPIO_OFFSET(offset); bail: - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return rc; } EXPORT_SYMBOL_GPL(aspeed_gpio_copro_grab_gpio); @@ -1063,7 +1063,7 @@ int aspeed_gpio_copro_release_gpio(struct gpio_desc *desc) return -EINVAL; bindex = offset >> 3; - spin_lock_irqsave(&gpio->lock, flags); + raw_spin_lock_irqsave(&gpio->lock, flags); /* Sanity check, this shouldn't happen */ if (gpio->cf_copro_bankmap[bindex] == 0) { @@ -1077,7 +1077,7 @@ int aspeed_gpio_copro_release_gpio(struct gpio_desc *desc) aspeed_gpio_change_cmd_source(gpio, bank, bindex, GPIO_CMDSRC_ARM); bail: - spin_unlock_irqrestore(&gpio->lock, flags); + raw_spin_unlock_irqrestore(&gpio->lock, flags); return rc; } EXPORT_SYMBOL_GPL(aspeed_gpio_copro_release_gpio); @@ -1151,7 +1151,7 @@ static int __init aspeed_gpio_probe(struct platform_device *pdev) if (IS_ERR(gpio->base)) return PTR_ERR(gpio->base); - spin_lock_init(&gpio->lock); + raw_spin_lock_init(&gpio->lock); gpio_id = of_match_node(aspeed_gpio_of_table, pdev->dev.of_node); if (!gpio_id) diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 6f11714ce0239..55e4f402ec8b6 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -969,10 +969,17 @@ int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *name, int ind irq_flags = acpi_dev_get_irq_type(info.triggering, info.polarity); - /* Set type if specified and different than the current one */ - if (irq_flags != IRQ_TYPE_NONE && - irq_flags != irq_get_trigger_type(irq)) - irq_set_irq_type(irq, irq_flags); + /* + * If the IRQ is not already in use then set type + * if specified and different than the current one. + */ + if (can_request_irq(irq, irq_flags)) { + if (irq_flags != IRQ_TYPE_NONE && + irq_flags != irq_get_trigger_type(irq)) + irq_set_irq_type(irq, irq_flags); + } else { + dev_dbg(&adev->dev, "IRQ %d already in use\n", irq); + } return irq; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c index 0de66f59adb8a..df1f9b88a53f9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c @@ -387,6 +387,9 @@ amdgpu_connector_lcd_native_mode(struct drm_encoder *encoder) native_mode->vdisplay != 0 && native_mode->clock != 0) { mode = drm_mode_duplicate(dev, native_mode); + if (!mode) + return NULL; + mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; drm_mode_set_name(mode); @@ -401,6 +404,9 @@ amdgpu_connector_lcd_native_mode(struct drm_encoder *encoder) * simpler. */ mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false); + if (!mode) + return NULL; + mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 2f70fdd6104f2..582055136cdbf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -267,7 +267,6 @@ int amdgpu_irq_init(struct amdgpu_device *adev) if (!amdgpu_device_has_dc_support(adev)) { if (!adev->enable_virtual_display) /* Disable vblank IRQs aggressively for power-saving */ - /* XXX: can this be enabled for DC? */ adev_to_drm(adev)->vblank_disable_immediate = true; r = drm_vblank_init(adev_to_drm(adev), adev->mode_info.num_crtc); diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 9ab65ca7df777..873bc33912e23 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -524,10 +524,10 @@ static void gmc_v8_0_mc_program(struct amdgpu_device *adev) static int gmc_v8_0_mc_init(struct amdgpu_device *adev) { int r; + u32 tmp; adev->gmc.vram_width = amdgpu_atombios_get_vram_width(adev); if (!adev->gmc.vram_width) { - u32 tmp; int chansize, numchan; /* Get VRAM informations */ @@ -571,8 +571,15 @@ static int gmc_v8_0_mc_init(struct amdgpu_device *adev) adev->gmc.vram_width = numchan * chansize; } /* size in MB on si */ - adev->gmc.mc_vram_size = RREG32(mmCONFIG_MEMSIZE) * 1024ULL * 1024ULL; - adev->gmc.real_vram_size = RREG32(mmCONFIG_MEMSIZE) * 1024ULL * 1024ULL; + tmp = RREG32(mmCONFIG_MEMSIZE); + /* some boards may have garbage in the upper 16 bits */ + if (tmp & 0xffff0000) { + DRM_INFO("Probable bad vram size: 0x%08x\n", tmp); + if (tmp & 0xffff) + tmp &= 0xffff; + } + adev->gmc.mc_vram_size = tmp * 1024ULL * 1024ULL; + adev->gmc.real_vram_size = adev->gmc.mc_vram_size; if (!(adev->flags & AMD_IS_APU)) { r = amdgpu_device_resize_fb_bar(adev); diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index a5b6f36fe1d72..6c8f141103da4 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1069,6 +1069,9 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) adev_to_drm(adev)->mode_config.cursor_width = adev->dm.dc->caps.max_cursor_size; adev_to_drm(adev)->mode_config.cursor_height = adev->dm.dc->caps.max_cursor_size; + /* Disable vblank IRQs aggressively for power-saving */ + adev_to_drm(adev)->vblank_disable_immediate = true; + if (drm_vblank_init(adev_to_drm(adev), adev->dm.display_indexes_num)) { DRM_ERROR( "amdgpu: failed to initialize sw for display support.\n"); diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 284ed1c8a35ac..93f5229c303e7 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -2436,7 +2436,8 @@ static void commit_planes_for_stream(struct dc *dc, } if ((update_type != UPDATE_TYPE_FAST) && stream->update_flags.bits.dsc_changed) - if (top_pipe_to_program->stream_res.tg->funcs->lock_doublebuffer_enable) { + if (top_pipe_to_program && + top_pipe_to_program->stream_res.tg->funcs->lock_doublebuffer_enable) { if (should_use_dmub_lock(stream->link)) { union dmub_hw_lock_flags hw_locks = { 0 }; struct dmub_hw_lock_inst_flags inst_flags = { 0 }; diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index 9f383b9041d28..49109614510b8 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -2098,6 +2098,12 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_ } } + /* setting should not be allowed from VF */ + if (amdgpu_sriov_vf(adev)) { + dev_attr->attr.mode &= ~S_IWUGO; + dev_attr->store = NULL; + } + #undef DEVICE_ATTR_IS return 0; diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c index 914c569ab8c15..cab3f5c4e2fc8 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c @@ -1086,11 +1086,21 @@ int analogix_dp_send_psr_spd(struct analogix_dp_device *dp, if (!blocking) return 0; + /* + * db[1]!=0: entering PSR, wait for fully active remote frame buffer. + * db[1]==0: exiting PSR, wait for either + * (a) ACTIVE_RESYNC - the sink "must display the + * incoming active frames from the Source device with no visible + * glitches and/or artifacts", even though timings may still be + * re-synchronizing; or + * (b) INACTIVE - the transition is fully complete. + */ ret = readx_poll_timeout(analogix_dp_get_psr_status, dp, psr_status, psr_status >= 0 && ((vsc->db[1] && psr_status == DP_PSR_SINK_ACTIVE_RFB) || - (!vsc->db[1] && psr_status == DP_PSR_SINK_INACTIVE)), 1500, - DP_TIMEOUT_PSR_LOOP_MS * 1000); + (!vsc->db[1] && (psr_status == DP_PSR_SINK_ACTIVE_RESYNC || + psr_status == DP_PSR_SINK_INACTIVE))), + 1500, DP_TIMEOUT_PSR_LOOP_MS * 1000); if (ret) { dev_warn(dp->dev, "Failed to apply PSR %d\n", ret); return ret; diff --git a/drivers/gpu/drm/bridge/display-connector.c b/drivers/gpu/drm/bridge/display-connector.c index 4d278573cdb99..544a47335cac4 100644 --- a/drivers/gpu/drm/bridge/display-connector.c +++ b/drivers/gpu/drm/bridge/display-connector.c @@ -104,7 +104,7 @@ static int display_connector_probe(struct platform_device *pdev) { struct display_connector *conn; unsigned int type; - const char *label; + const char *label = NULL; int ret; conn = devm_kzalloc(&pdev->dev, sizeof(*conn), GFP_KERNEL); diff --git a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c index d2808c4a6fb1c..cce98bf2a4e73 100644 --- a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c +++ b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c @@ -306,19 +306,10 @@ out: mutex_unlock(&ge_b850v3_lvds_dev_mutex); } -static int stdp4028_ge_b850v3_fw_probe(struct i2c_client *stdp4028_i2c, - const struct i2c_device_id *id) +static int ge_b850v3_register(void) { + struct i2c_client *stdp4028_i2c = ge_b850v3_lvds_ptr->stdp4028_i2c; struct device *dev = &stdp4028_i2c->dev; - int ret; - - ret = ge_b850v3_lvds_init(dev); - - if (ret) - return ret; - - ge_b850v3_lvds_ptr->stdp4028_i2c = stdp4028_i2c; - i2c_set_clientdata(stdp4028_i2c, ge_b850v3_lvds_ptr); /* drm bridge initialization */ ge_b850v3_lvds_ptr->bridge.funcs = &ge_b850v3_lvds_funcs; @@ -343,6 +334,27 @@ static int stdp4028_ge_b850v3_fw_probe(struct i2c_client *stdp4028_i2c, "ge-b850v3-lvds-dp", ge_b850v3_lvds_ptr); } +static int stdp4028_ge_b850v3_fw_probe(struct i2c_client *stdp4028_i2c, + const struct i2c_device_id *id) +{ + struct device *dev = &stdp4028_i2c->dev; + int ret; + + ret = ge_b850v3_lvds_init(dev); + + if (ret) + return ret; + + ge_b850v3_lvds_ptr->stdp4028_i2c = stdp4028_i2c; + i2c_set_clientdata(stdp4028_i2c, ge_b850v3_lvds_ptr); + + /* Only register after both bridges are probed */ + if (!ge_b850v3_lvds_ptr->stdp2690_i2c) + return 0; + + return ge_b850v3_register(); +} + static int stdp4028_ge_b850v3_fw_remove(struct i2c_client *stdp4028_i2c) { ge_b850v3_lvds_remove(); @@ -386,7 +398,11 @@ static int stdp2690_ge_b850v3_fw_probe(struct i2c_client *stdp2690_i2c, ge_b850v3_lvds_ptr->stdp2690_i2c = stdp2690_i2c; i2c_set_clientdata(stdp2690_i2c, ge_b850v3_lvds_ptr); - return 0; + /* Only register after both bridges are probed */ + if (!ge_b850v3_lvds_ptr->stdp4028_i2c) + return 0; + + return ge_b850v3_register(); } static int stdp2690_ge_b850v3_fw_remove(struct i2c_client *stdp2690_i2c) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c index d0db1acf11d73..7d2ed0ed2fe26 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c @@ -320,13 +320,17 @@ static int dw_hdmi_open(struct snd_pcm_substream *substream) struct snd_pcm_runtime *runtime = substream->runtime; struct snd_dw_hdmi *dw = substream->private_data; void __iomem *base = dw->data.base; + u8 *eld; int ret; runtime->hw = dw_hdmi_hw; - ret = snd_pcm_hw_constraint_eld(runtime, dw->data.eld); - if (ret < 0) - return ret; + eld = dw->data.get_eld(dw->data.hdmi); + if (eld) { + ret = snd_pcm_hw_constraint_eld(runtime, eld); + if (ret < 0) + return ret; + } ret = snd_pcm_limit_hw_rates(runtime); if (ret < 0) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h index cb07dc0da5a70..f72d27208ebef 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h @@ -9,15 +9,15 @@ struct dw_hdmi_audio_data { void __iomem *base; int irq; struct dw_hdmi *hdmi; - u8 *eld; + u8 *(*get_eld)(struct dw_hdmi *hdmi); }; struct dw_hdmi_i2s_audio_data { struct dw_hdmi *hdmi; - u8 *eld; void (*write)(struct dw_hdmi *hdmi, u8 val, int offset); u8 (*read)(struct dw_hdmi *hdmi, int offset); + u8 *(*get_eld)(struct dw_hdmi *hdmi); }; #endif diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c index 9fef6413741dc..9682416056ed6 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c @@ -135,8 +135,15 @@ static int dw_hdmi_i2s_get_eld(struct device *dev, void *data, uint8_t *buf, size_t len) { struct dw_hdmi_i2s_audio_data *audio = data; + u8 *eld; + + eld = audio->get_eld(audio->hdmi); + if (eld) + memcpy(buf, eld, min_t(size_t, MAX_ELD_BYTES, len)); + else + /* Pass en empty ELD if connector not available */ + memset(buf, 0, len); - memcpy(buf, audio->eld, min_t(size_t, MAX_ELD_BYTES, len)); return 0; } diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 0c79a9ba48bb6..29c0eb4bd7546 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -756,6 +756,14 @@ static void hdmi_enable_audio_clk(struct dw_hdmi *hdmi, bool enable) hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); } +static u8 *hdmi_audio_get_eld(struct dw_hdmi *hdmi) +{ + if (!hdmi->curr_conn) + return NULL; + + return hdmi->curr_conn->eld; +} + static void dw_hdmi_ahb_audio_enable(struct dw_hdmi *hdmi) { hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); @@ -3395,7 +3403,7 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev, audio.base = hdmi->regs; audio.irq = irq; audio.hdmi = hdmi; - audio.eld = hdmi->connector.eld; + audio.get_eld = hdmi_audio_get_eld; hdmi->enable_audio = dw_hdmi_ahb_audio_enable; hdmi->disable_audio = dw_hdmi_ahb_audio_disable; @@ -3408,7 +3416,7 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev, struct dw_hdmi_i2s_audio_data audio; audio.hdmi = hdmi; - audio.eld = hdmi->connector.eld; + audio.get_eld = hdmi_audio_get_eld; audio.write = hdmi_writeb; audio.read = hdmi_readb; hdmi->enable_audio = dw_hdmi_i2s_audio_enable; diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index ecdf9b01340f5..1a58481037b3f 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -171,6 +171,7 @@ static const struct regmap_config ti_sn_bridge_regmap_config = { .val_bits = 8, .volatile_table = &ti_sn_bridge_volatile_table, .cache_type = REGCACHE_NONE, + .max_register = 0xFF, }; static void ti_sn_bridge_write_u16(struct ti_sn_bridge *pdata, diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index cd162d406078a..006e3b896caea 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -577,6 +577,7 @@ static int drm_dev_init(struct drm_device *dev, struct drm_driver *driver, struct device *parent) { + struct inode *inode; int ret; if (!drm_core_init_complete) { @@ -613,13 +614,15 @@ static int drm_dev_init(struct drm_device *dev, if (ret) return ret; - dev->anon_inode = drm_fs_inode_new(); - if (IS_ERR(dev->anon_inode)) { - ret = PTR_ERR(dev->anon_inode); + inode = drm_fs_inode_new(); + if (IS_ERR(inode)) { + ret = PTR_ERR(inode); DRM_ERROR("Cannot allocate anonymous inode: %d\n", ret); goto err; } + dev->anon_inode = inode; + if (drm_core_check_feature(dev, DRIVER_RENDER)) { ret = drm_minor_alloc(dev, DRM_MINOR_RENDER); if (ret) diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c index a950d5db211c5..9d1bd8f491ad7 100644 --- a/drivers/gpu/drm/drm_panel_orientation_quirks.c +++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c @@ -248,6 +248,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"), }, .driver_data = (void *)&lcd1200x1920_rightside_up, + }, { /* Lenovo Yoga Book X90F / X91F / X91L */ + .matches = { + /* Non exact match to match all versions */ + DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X9"), + }, + .driver_data = (void *)&lcd1200x1920_rightside_up, }, { /* OneGX1 Pro */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SYSTEM_MANUFACTURER"), diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 5f24cc52c2878..ed2c50011d445 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -469,6 +469,12 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, return -EINVAL; } + if (args->stream_size > SZ_64K || args->nr_relocs > SZ_64K || + args->nr_bos > SZ_64K || args->nr_pmrs > 128) { + DRM_ERROR("submit arguments out of size limits\n"); + return -EINVAL; + } + /* * Copy the command submission and bo array to kernel space in * one go, and do this outside of any locks. diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h index 1c75c8ed5bcea..85eddd492774d 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h @@ -130,6 +130,7 @@ struct etnaviv_gpu { /* hang detection */ u32 hangcheck_dma_addr; + u32 hangcheck_fence; void __iomem *mmio; int irq; diff --git a/drivers/gpu/drm/etnaviv/etnaviv_sched.c b/drivers/gpu/drm/etnaviv/etnaviv_sched.c index cd46c882269cc..026b6c0731198 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_sched.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_sched.c @@ -106,8 +106,10 @@ static void etnaviv_sched_timedout_job(struct drm_sched_job *sched_job) */ dma_addr = gpu_read(gpu, VIVS_FE_DMA_ADDRESS); change = dma_addr - gpu->hangcheck_dma_addr; - if (change < 0 || change > 16) { + if (gpu->completed_fence != gpu->hangcheck_fence || + change < 0 || change > 16) { gpu->hangcheck_dma_addr = dma_addr; + gpu->hangcheck_fence = gpu->completed_fence; goto out_no_timeout; } diff --git a/drivers/gpu/drm/lima/lima_device.c b/drivers/gpu/drm/lima/lima_device.c index 65fdca366e41f..36c9905894278 100644 --- a/drivers/gpu/drm/lima/lima_device.c +++ b/drivers/gpu/drm/lima/lima_device.c @@ -357,6 +357,7 @@ int lima_device_init(struct lima_device *ldev) int err, i; dma_set_coherent_mask(ldev->dev, DMA_BIT_MASK(32)); + dma_set_max_seg_size(ldev->dev, UINT_MAX); err = lima_clk_init(ldev); if (err) diff --git a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c index 8cee2591e7284..ccc742dc78bd9 100644 --- a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c +++ b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c @@ -147,6 +147,8 @@ static int mtk_mipi_tx_probe(struct platform_device *pdev) return -ENOMEM; mipi_tx->driver_data = of_device_get_match_data(dev); + if (!mipi_tx->driver_data) + return -ENODEV; mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); mipi_tx->regs = devm_ioremap_resource(dev, mem); diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index dabb4a1ccdcf7..1aad34b5ffd7f 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -60,6 +60,7 @@ config DRM_MSM_HDMI_HDCP config DRM_MSM_DP bool "Enable DisplayPort support in MSM DRM driver" depends on DRM_MSM + select RATIONAL default y help Compile in support for DP driver in MSM DRM driver. DP external diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index b4a2e8eb35dd2..08e082d0443af 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -71,8 +71,8 @@ static int _dpu_danger_signal_status(struct seq_file *s, &status); } else { seq_puts(s, "\nSafe signal status:\n"); - if (kms->hw_mdp->ops.get_danger_status) - kms->hw_mdp->ops.get_danger_status(kms->hw_mdp, + if (kms->hw_mdp->ops.get_safe_status) + kms->hw_mdp->ops.get_safe_status(kms->hw_mdp, &status); } pm_runtime_put_sync(&kms->pdev->dev); diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c index 7739f46470d3e..99fee4d8cd318 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c @@ -205,7 +205,7 @@ nv04_display_destroy(struct drm_device *dev) nvif_notify_dtor(&disp->flip); nouveau_display(dev)->priv = NULL; - kfree(disp); + vfree(disp); nvif_object_unmap(&drm->client.device.object); } @@ -223,7 +223,7 @@ nv04_display_create(struct drm_device *dev) struct nv04_display *disp; int i, ret; - disp = kzalloc(sizeof(*disp), GFP_KERNEL); + disp = vzalloc(sizeof(*disp)); if (!disp) return -ENOMEM; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c index a0fe607c9c07f..3bfc55c571b5e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c @@ -94,20 +94,13 @@ nvkm_pmu_fini(struct nvkm_subdev *subdev, bool suspend) return 0; } -static int +static void nvkm_pmu_reset(struct nvkm_pmu *pmu) { struct nvkm_device *device = pmu->subdev.device; if (!pmu->func->enabled(pmu)) - return 0; - - /* Inhibit interrupts, and wait for idle. */ - nvkm_wr32(device, 0x10a014, 0x0000ffff); - nvkm_msec(device, 2000, - if (!nvkm_rd32(device, 0x10a04c)) - break; - ); + return; /* Reset. */ if (pmu->func->reset) @@ -118,25 +111,37 @@ nvkm_pmu_reset(struct nvkm_pmu *pmu) if (!(nvkm_rd32(device, 0x10a10c) & 0x00000006)) break; ); - - return 0; } static int nvkm_pmu_preinit(struct nvkm_subdev *subdev) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); - return nvkm_pmu_reset(pmu); + nvkm_pmu_reset(pmu); + return 0; } static int nvkm_pmu_init(struct nvkm_subdev *subdev) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); - int ret = nvkm_pmu_reset(pmu); - if (ret == 0 && pmu->func->init) - ret = pmu->func->init(pmu); - return ret; + struct nvkm_device *device = pmu->subdev.device; + + if (!pmu->func->init) + return 0; + + if (pmu->func->enabled(pmu)) { + /* Inhibit interrupts, and wait for idle. */ + nvkm_wr32(device, 0x10a014, 0x0000ffff); + nvkm_msec(device, 2000, + if (!nvkm_rd32(device, 0x10a04c)) + break; + ); + + nvkm_pmu_reset(pmu); + } + + return pmu->func->init(pmu); } static void * diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c index aea3162253914..f194b62e290ca 100644 --- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c +++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c @@ -484,6 +484,7 @@ static void innolux_panel_del(struct innolux_panel *innolux) static int innolux_panel_probe(struct mipi_dsi_device *dsi) { const struct panel_desc *desc; + struct innolux_panel *innolux; int err; desc = of_device_get_match_data(&dsi->dev); @@ -495,7 +496,14 @@ static int innolux_panel_probe(struct mipi_dsi_device *dsi) if (err < 0) return err; - return mipi_dsi_attach(dsi); + err = mipi_dsi_attach(dsi); + if (err < 0) { + innolux = mipi_dsi_get_drvdata(dsi); + innolux_panel_del(innolux); + return err; + } + + return 0; } static int innolux_panel_remove(struct mipi_dsi_device *dsi) diff --git a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c index 86e4213e8bb13..daccb1fd5fdad 100644 --- a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c +++ b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c @@ -406,7 +406,13 @@ static int kingdisplay_panel_probe(struct mipi_dsi_device *dsi) if (err < 0) return err; - return mipi_dsi_attach(dsi); + err = mipi_dsi_attach(dsi); + if (err < 0) { + kingdisplay_panel_del(kingdisplay); + return err; + } + + return 0; } static int kingdisplay_panel_remove(struct mipi_dsi_device *dsi) diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 8c0a572940e82..32070e94f6c49 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -634,6 +634,8 @@ void radeon_driver_lastclose_kms(struct drm_device *dev) int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) { struct radeon_device *rdev = dev->dev_private; + struct radeon_fpriv *fpriv; + struct radeon_vm *vm; int r; file_priv->driver_priv = NULL; @@ -646,48 +648,52 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) /* new gpu have virtual address space support */ if (rdev->family >= CHIP_CAYMAN) { - struct radeon_fpriv *fpriv; - struct radeon_vm *vm; fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL); if (unlikely(!fpriv)) { r = -ENOMEM; - goto out_suspend; + goto err_suspend; } if (rdev->accel_working) { vm = &fpriv->vm; r = radeon_vm_init(rdev, vm); - if (r) { - kfree(fpriv); - goto out_suspend; - } + if (r) + goto err_fpriv; r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false); - if (r) { - radeon_vm_fini(rdev, vm); - kfree(fpriv); - goto out_suspend; - } + if (r) + goto err_vm_fini; /* map the ib pool buffer read only into * virtual address space */ vm->ib_bo_va = radeon_vm_bo_add(rdev, vm, rdev->ring_tmp_bo.bo); + if (!vm->ib_bo_va) { + r = -ENOMEM; + goto err_vm_fini; + } + r = radeon_vm_bo_set_addr(rdev, vm->ib_bo_va, RADEON_VA_IB_OFFSET, RADEON_VM_PAGE_READABLE | RADEON_VM_PAGE_SNOOPED); - if (r) { - radeon_vm_fini(rdev, vm); - kfree(fpriv); - goto out_suspend; - } + if (r) + goto err_vm_fini; } file_priv->driver_priv = fpriv; } -out_suspend: + pm_runtime_mark_last_busy(dev->dev); + pm_runtime_put_autosuspend(dev->dev); + return 0; + +err_vm_fini: + radeon_vm_fini(rdev, vm); +err_fpriv: + kfree(fpriv); + +err_suspend: pm_runtime_mark_last_busy(dev->dev); pm_runtime_put_autosuspend(dev->dev); return r; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index 1b9738e44909d..065604c5837de 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -215,6 +215,7 @@ static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc) const struct drm_display_mode *mode = &rcrtc->crtc.state->adjusted_mode; struct rcar_du_device *rcdu = rcrtc->dev; unsigned long mode_clock = mode->clock * 1000; + unsigned int hdse_offset; u32 dsmr; u32 escr; @@ -298,10 +299,15 @@ static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc) | DSMR_DIPM_DISP | DSMR_CSPM; rcar_du_crtc_write(rcrtc, DSMR, dsmr); + hdse_offset = 19; + if (rcrtc->group->cmms_mask & BIT(rcrtc->index % 2)) + hdse_offset += 25; + /* Display timings */ - rcar_du_crtc_write(rcrtc, HDSR, mode->htotal - mode->hsync_start - 19); + rcar_du_crtc_write(rcrtc, HDSR, mode->htotal - mode->hsync_start - + hdse_offset); rcar_du_crtc_write(rcrtc, HDER, mode->htotal - mode->hsync_start + - mode->hdisplay - 19); + mode->hdisplay - hdse_offset); rcar_du_crtc_write(rcrtc, HSWR, mode->hsync_end - mode->hsync_start - 1); rcar_du_crtc_write(rcrtc, HCR, mode->htotal - 1); @@ -831,6 +837,7 @@ rcar_du_crtc_mode_valid(struct drm_crtc *crtc, struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc); struct rcar_du_device *rcdu = rcrtc->dev; bool interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE; + unsigned int min_sync_porch; unsigned int vbp; if (interlaced && !rcar_du_has(rcdu, RCAR_DU_FEATURE_INTERLACED)) @@ -838,9 +845,14 @@ rcar_du_crtc_mode_valid(struct drm_crtc *crtc, /* * The hardware requires a minimum combined horizontal sync and back - * porch of 20 pixels and a minimum vertical back porch of 3 lines. + * porch of 20 pixels (when CMM isn't used) or 45 pixels (when CMM is + * used), and a minimum vertical back porch of 3 lines. */ - if (mode->htotal - mode->hsync_start < 20) + min_sync_porch = 20; + if (rcrtc->group->cmms_mask & BIT(rcrtc->index % 2)) + min_sync_porch += 25; + + if (mode->htotal - mode->hsync_start < min_sync_porch) return MODE_HBLANK_NARROW; vbp = (mode->vtotal - mode->vsync_end) / (interlaced ? 2 : 1); diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c index d0c9610ad2202..b0fb3c3cba596 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c @@ -243,6 +243,8 @@ struct dw_mipi_dsi_rockchip { struct dw_mipi_dsi *dmd; const struct rockchip_dw_dsi_chip_data *cdata; struct dw_mipi_dsi_plat_data pdata; + + bool dsi_bound; }; struct dphy_pll_parameter_map { @@ -753,10 +755,6 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder) if (mux < 0) return; - pm_runtime_get_sync(dsi->dev); - if (dsi->slave) - pm_runtime_get_sync(dsi->slave->dev); - /* * For the RK3399, the clk of grf must be enabled before writing grf * register. And for RK3288 or other soc, this grf_clk must be NULL, @@ -775,20 +773,10 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder) clk_disable_unprepare(dsi->grf_clk); } -static void dw_mipi_dsi_encoder_disable(struct drm_encoder *encoder) -{ - struct dw_mipi_dsi_rockchip *dsi = to_dsi(encoder); - - if (dsi->slave) - pm_runtime_put(dsi->slave->dev); - pm_runtime_put(dsi->dev); -} - static const struct drm_encoder_helper_funcs dw_mipi_dsi_encoder_helper_funcs = { .atomic_check = dw_mipi_dsi_encoder_atomic_check, .enable = dw_mipi_dsi_encoder_enable, - .disable = dw_mipi_dsi_encoder_disable, }; static int rockchip_dsi_drm_create_encoder(struct dw_mipi_dsi_rockchip *dsi, @@ -918,10 +906,14 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev, put_device(second); } + pm_runtime_get_sync(dsi->dev); + if (dsi->slave) + pm_runtime_get_sync(dsi->slave->dev); + ret = clk_prepare_enable(dsi->pllref_clk); if (ret) { DRM_DEV_ERROR(dev, "Failed to enable pllref_clk: %d\n", ret); - return ret; + goto out_pm_runtime; } /* @@ -933,7 +925,7 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev, ret = clk_prepare_enable(dsi->grf_clk); if (ret) { DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret); - return ret; + goto out_pll_clk; } dw_mipi_dsi_rockchip_config(dsi); @@ -945,16 +937,27 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev, ret = rockchip_dsi_drm_create_encoder(dsi, drm_dev); if (ret) { DRM_DEV_ERROR(dev, "Failed to create drm encoder\n"); - return ret; + goto out_pll_clk; } ret = dw_mipi_dsi_bind(dsi->dmd, &dsi->encoder); if (ret) { DRM_DEV_ERROR(dev, "Failed to bind: %d\n", ret); - return ret; + goto out_pll_clk; } + dsi->dsi_bound = true; + return 0; + +out_pll_clk: + clk_disable_unprepare(dsi->pllref_clk); +out_pm_runtime: + pm_runtime_put(dsi->dev); + if (dsi->slave) + pm_runtime_put(dsi->slave->dev); + + return ret; } static void dw_mipi_dsi_rockchip_unbind(struct device *dev, @@ -966,9 +969,15 @@ static void dw_mipi_dsi_rockchip_unbind(struct device *dev, if (dsi->is_slave) return; + dsi->dsi_bound = false; + dw_mipi_dsi_unbind(dsi->dmd); clk_disable_unprepare(dsi->pllref_clk); + + pm_runtime_put(dsi->dev); + if (dsi->slave) + pm_runtime_put(dsi->slave->dev); } static const struct component_ops dw_mipi_dsi_rockchip_ops = { @@ -1026,6 +1035,36 @@ static const struct dw_mipi_dsi_host_ops dw_mipi_dsi_rockchip_host_ops = { .detach = dw_mipi_dsi_rockchip_host_detach, }; +static int __maybe_unused dw_mipi_dsi_rockchip_resume(struct device *dev) +{ + struct dw_mipi_dsi_rockchip *dsi = dev_get_drvdata(dev); + int ret; + + /* + * Re-configure DSI state, if we were previously initialized. We need + * to do this before rockchip_drm_drv tries to re-enable() any panels. + */ + if (dsi->dsi_bound) { + ret = clk_prepare_enable(dsi->grf_clk); + if (ret) { + DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret); + return ret; + } + + dw_mipi_dsi_rockchip_config(dsi); + if (dsi->slave) + dw_mipi_dsi_rockchip_config(dsi->slave); + + clk_disable_unprepare(dsi->grf_clk); + } + + return 0; +} + +static const struct dev_pm_ops dw_mipi_dsi_rockchip_pm_ops = { + SET_LATE_SYSTEM_SLEEP_PM_OPS(NULL, dw_mipi_dsi_rockchip_resume) +}; + static int dw_mipi_dsi_rockchip_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -1126,14 +1165,10 @@ static int dw_mipi_dsi_rockchip_probe(struct platform_device *pdev) if (ret != -EPROBE_DEFER) DRM_DEV_ERROR(dev, "Failed to probe dw_mipi_dsi: %d\n", ret); - goto err_clkdisable; + return ret; } return 0; - -err_clkdisable: - clk_disable_unprepare(dsi->pllref_clk); - return ret; } static int dw_mipi_dsi_rockchip_remove(struct platform_device *pdev) @@ -1249,6 +1284,7 @@ struct platform_driver dw_mipi_dsi_rockchip_driver = { .remove = dw_mipi_dsi_rockchip_remove, .driver = { .of_match_table = dw_mipi_dsi_rockchip_dt_ids, + .pm = &dw_mipi_dsi_rockchip_pm_ops, .name = "dw-mipi-dsi-rockchip", }, }; diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index b77f726303d89..ec0e4d8f0aade 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -5,6 +5,7 @@ #include #include +#include #include #include #include @@ -265,10 +266,8 @@ static int vic_load_firmware(struct vic *vic) if (!client->group) { virt = dma_alloc_coherent(vic->dev, size, &iova, GFP_KERNEL); - - err = dma_mapping_error(vic->dev, iova); - if (err < 0) - return err; + if (!virt) + return -ENOMEM; } else { virt = tegra_drm_alloc(tegra, size, &iova); } diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index eb4b7df02ca03..f673292eec9db 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -789,6 +789,8 @@ int ttm_mem_evict_first(struct ttm_bo_device *bdev, ret = ttm_bo_evict(bo, ctx); if (locked) ttm_bo_unreserve(bo); + else + ttm_bo_move_to_lru_tail_unlocked(bo); ttm_bo_put(bo); return ret; diff --git a/drivers/gpu/drm/vboxvideo/vbox_main.c b/drivers/gpu/drm/vboxvideo/vbox_main.c index d68d9bad76747..c5ea880d17b29 100644 --- a/drivers/gpu/drm/vboxvideo/vbox_main.c +++ b/drivers/gpu/drm/vboxvideo/vbox_main.c @@ -123,8 +123,8 @@ int vbox_hw_init(struct vbox_private *vbox) /* Create guest-heap mem-pool use 2^4 = 16 byte chunks */ vbox->guest_pool = devm_gen_pool_create(vbox->ddev.dev, 4, -1, "vboxvideo-accel"); - if (!vbox->guest_pool) - return -ENOMEM; + if (IS_ERR(vbox->guest_pool)) + return PTR_ERR(vbox->guest_pool); ret = gen_pool_add_virt(vbox->guest_pool, (unsigned long)vbox->guest_heap, diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index ee293f061f0a8..9392de2679a1d 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -79,6 +79,7 @@ # define VC4_HD_M_SW_RST BIT(2) # define VC4_HD_M_ENABLE BIT(0) +#define HSM_MIN_CLOCK_FREQ 120000000 #define CEC_CLOCK_FREQ 40000 #define VC4_HSM_MID_CLOCK 149985000 @@ -1398,8 +1399,14 @@ static int vc4_hdmi_cec_adap_enable(struct cec_adapter *adap, bool enable) struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap); /* clock period in microseconds */ const u32 usecs = 1000000 / CEC_CLOCK_FREQ; - u32 val = HDMI_READ(HDMI_CEC_CNTRL_5); + u32 val; + int ret; + ret = pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev); + if (ret) + return ret; + + val = HDMI_READ(HDMI_CEC_CNTRL_5); val &= ~(VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET | VC4_HDMI_CEC_CNT_TO_4700_US_MASK | VC4_HDMI_CEC_CNT_TO_4500_US_MASK); @@ -1524,6 +1531,8 @@ static int vc4_hdmi_cec_init(struct vc4_hdmi *vc4_hdmi) if (ret < 0) goto err_delete_cec_adap; + pm_runtime_put(&vc4_hdmi->pdev->dev); + return 0; err_delete_cec_adap: @@ -1806,6 +1815,19 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) vc4_hdmi->disable_wifi_frequencies = of_property_read_bool(dev->of_node, "wifi-2.4ghz-coexistence"); + /* + * If we boot without any cable connected to the HDMI connector, + * the firmware will skip the HSM initialization and leave it + * with a rate of 0, resulting in a bus lockup when we're + * accessing the registers even if it's enabled. + * + * Let's put a sensible default at runtime_resume so that we + * don't end up in this situation. + */ + ret = clk_set_min_rate(vc4_hdmi->hsm_clock, HSM_MIN_CLOCK_FREQ); + if (ret) + goto err_put_ddc; + if (vc4_hdmi->variant->reset) vc4_hdmi->variant->reset(vc4_hdmi); diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index d0ebb70e2fdd6..a2c09dca4eef9 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -18,6 +18,10 @@ #include #undef CREATE_TRACE_POINTS +#if IS_ENABLED(CONFIG_ARM_DMA_USE_IOMMU) +#include +#endif + #include "bus.h" #include "channel.h" #include "debug.h" @@ -232,6 +236,17 @@ static struct iommu_domain *host1x_iommu_attach(struct host1x *host) struct iommu_domain *domain = iommu_get_domain_for_dev(host->dev); int err; +#if IS_ENABLED(CONFIG_ARM_DMA_USE_IOMMU) + if (host->dev->archdata.mapping) { + struct dma_iommu_mapping *mapping = + to_dma_iommu_mapping(host->dev); + arm_iommu_detach_device(host->dev); + arm_iommu_release_mapping(mapping); + + domain = iommu_get_domain_for_dev(host->dev); + } +#endif + /* * We may not always want to enable IOMMU support (for example if the * host1x firewall is already enabled and we don't support addressing diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c index 5c1d33cda863b..e5d2e7e9541b8 100644 --- a/drivers/hid/hid-apple.c +++ b/drivers/hid/hid-apple.c @@ -415,7 +415,7 @@ static int apple_input_configured(struct hid_device *hdev, if ((asc->quirks & APPLE_HAS_FN) && !asc->fn_found) { hid_info(hdev, "Fn key not found (Apple Wireless Keyboard clone?), disabling Fn key handling\n"); - asc->quirks = 0; + asc->quirks &= ~APPLE_HAS_FN; } return 0; diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 580d378342c41..eb53855898c8d 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -1288,6 +1288,12 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct input = field->hidinput->input; + if (usage->type == EV_ABS && + (((*quirks & HID_QUIRK_X_INVERT) && usage->code == ABS_X) || + ((*quirks & HID_QUIRK_Y_INVERT) && usage->code == ABS_Y))) { + value = field->logical_maximum - value; + } + if (usage->hat_min < usage->hat_max || usage->hat_dir) { int hat_dir = usage->hat_dir; if (!hat_dir) diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c index dd05bed4ca53a..38f9bbad81c17 100644 --- a/drivers/hid/hid-uclogic-params.c +++ b/drivers/hid/hid-uclogic-params.c @@ -65,7 +65,7 @@ static int uclogic_params_get_str_desc(__u8 **pbuf, struct hid_device *hdev, __u8 idx, size_t len) { int rc; - struct usb_device *udev = hid_to_usb_dev(hdev); + struct usb_device *udev; __u8 *buf = NULL; /* Check arguments */ @@ -74,6 +74,8 @@ static int uclogic_params_get_str_desc(__u8 **pbuf, struct hid_device *hdev, goto cleanup; } + udev = hid_to_usb_dev(hdev); + buf = kmalloc(len, GFP_KERNEL); if (buf == NULL) { rc = -ENOMEM; @@ -449,7 +451,7 @@ static int uclogic_params_frame_init_v1_buttonpad( { int rc; bool found = false; - struct usb_device *usb_dev = hid_to_usb_dev(hdev); + struct usb_device *usb_dev; char *str_buf = NULL; const size_t str_len = 16; @@ -459,6 +461,8 @@ static int uclogic_params_frame_init_v1_buttonpad( goto cleanup; } + usb_dev = hid_to_usb_dev(hdev); + /* * Enable generic button mode */ @@ -705,9 +709,9 @@ static int uclogic_params_huion_init(struct uclogic_params *params, struct hid_device *hdev) { int rc; - struct usb_device *udev = hid_to_usb_dev(hdev); - struct usb_interface *iface = to_usb_interface(hdev->dev.parent); - __u8 bInterfaceNumber = iface->cur_altsetting->desc.bInterfaceNumber; + struct usb_device *udev; + struct usb_interface *iface; + __u8 bInterfaceNumber; bool found; /* The resulting parameters (noop) */ struct uclogic_params p = {0, }; @@ -721,6 +725,10 @@ static int uclogic_params_huion_init(struct uclogic_params *params, goto cleanup; } + udev = hid_to_usb_dev(hdev); + iface = to_usb_interface(hdev->dev.parent); + bInterfaceNumber = iface->cur_altsetting->desc.bInterfaceNumber; + /* If it's not a pen interface */ if (bInterfaceNumber != 0) { /* TODO: Consider marking the interface invalid */ @@ -832,10 +840,10 @@ int uclogic_params_init(struct uclogic_params *params, struct hid_device *hdev) { int rc; - struct usb_device *udev = hid_to_usb_dev(hdev); - __u8 bNumInterfaces = udev->config->desc.bNumInterfaces; - struct usb_interface *iface = to_usb_interface(hdev->dev.parent); - __u8 bInterfaceNumber = iface->cur_altsetting->desc.bInterfaceNumber; + struct usb_device *udev; + __u8 bNumInterfaces; + struct usb_interface *iface; + __u8 bInterfaceNumber; bool found; /* The resulting parameters (noop) */ struct uclogic_params p = {0, }; @@ -846,6 +854,11 @@ int uclogic_params_init(struct uclogic_params *params, goto cleanup; } + udev = hid_to_usb_dev(hdev); + bNumInterfaces = udev->config->desc.bNumInterfaces; + iface = to_usb_interface(hdev->dev.parent); + bInterfaceNumber = iface->cur_altsetting->desc.bInterfaceNumber; + /* * Set replacement report descriptor if the original matches the * specified size. Otherwise keep interface unchanged. diff --git a/drivers/hid/hid-vivaldi.c b/drivers/hid/hid-vivaldi.c index 72957a9f71170..576518e704ee6 100644 --- a/drivers/hid/hid-vivaldi.c +++ b/drivers/hid/hid-vivaldi.c @@ -74,10 +74,11 @@ static void vivaldi_feature_mapping(struct hid_device *hdev, struct hid_usage *usage) { struct vivaldi_data *drvdata = hid_get_drvdata(hdev); + struct hid_report *report = field->report; int fn_key; int ret; u32 report_len; - u8 *buf; + u8 *report_data, *buf; if (field->logical != HID_USAGE_FN_ROW_PHYSMAP || (usage->hid & HID_USAGE_PAGE) != HID_UP_ORDINAL) @@ -89,12 +90,24 @@ static void vivaldi_feature_mapping(struct hid_device *hdev, if (fn_key > drvdata->max_function_row_key) drvdata->max_function_row_key = fn_key; - buf = hid_alloc_report_buf(field->report, GFP_KERNEL); - if (!buf) + report_data = buf = hid_alloc_report_buf(report, GFP_KERNEL); + if (!report_data) return; - report_len = hid_report_len(field->report); - ret = hid_hw_raw_request(hdev, field->report->id, buf, + report_len = hid_report_len(report); + if (!report->id) { + /* + * hid_hw_raw_request() will stuff report ID (which will be 0) + * into the first byte of the buffer even for unnumbered + * reports, so we need to account for this to avoid getting + * -EOVERFLOW in return. + * Note that hid_alloc_report_buf() adds 7 bytes to the size + * so we can safely say that we have space for an extra byte. + */ + report_len++; + } + + ret = hid_hw_raw_request(hdev, report->id, report_data, report_len, HID_FEATURE_REPORT, HID_REQ_GET_REPORT); if (ret < 0) { @@ -103,7 +116,16 @@ static void vivaldi_feature_mapping(struct hid_device *hdev, goto out; } - ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, buf, + if (!report->id) { + /* + * Undo the damage from hid_hw_raw_request() for unnumbered + * reports. + */ + report_data++; + report_len--; + } + + ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, report_data, report_len, 0); if (ret) { dev_warn(&hdev->dev, "failed to report feature %d\n", diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c index 8fe3efcb83271..fc06d8bb42e0f 100644 --- a/drivers/hid/uhid.c +++ b/drivers/hid/uhid.c @@ -28,11 +28,22 @@ struct uhid_device { struct mutex devlock; + + /* This flag tracks whether the HID device is usable for commands from + * userspace. The flag is already set before hid_add_device(), which + * runs in workqueue context, to allow hid_add_device() to communicate + * with userspace. + * However, if hid_add_device() fails, the flag is cleared without + * holding devlock. + * We guarantee that if @running changes from true to false while you're + * holding @devlock, it's still fine to access @hid. + */ bool running; __u8 *rd_data; uint rd_size; + /* When this is NULL, userspace may use UHID_CREATE/UHID_CREATE2. */ struct hid_device *hid; struct uhid_event input_buf; @@ -63,9 +74,18 @@ static void uhid_device_add_worker(struct work_struct *work) if (ret) { hid_err(uhid->hid, "Cannot register HID device: error %d\n", ret); - hid_destroy_device(uhid->hid); - uhid->hid = NULL; + /* We used to call hid_destroy_device() here, but that's really + * messy to get right because we have to coordinate with + * concurrent writes from userspace that might be in the middle + * of using uhid->hid. + * Just leave uhid->hid as-is for now, and clean it up when + * userspace tries to close or reinitialize the uhid instance. + * + * However, we do have to clear the ->running flag and do a + * wakeup to make sure userspace knows that the device is gone. + */ uhid->running = false; + wake_up_interruptible(&uhid->report_wait); } } @@ -474,7 +494,7 @@ static int uhid_dev_create2(struct uhid_device *uhid, void *rd_data; int ret; - if (uhid->running) + if (uhid->hid) return -EALREADY; rd_size = ev->u.create2.rd_size; @@ -556,7 +576,7 @@ static int uhid_dev_create(struct uhid_device *uhid, static int uhid_dev_destroy(struct uhid_device *uhid) { - if (!uhid->running) + if (!uhid->hid) return -EINVAL; uhid->running = false; @@ -565,6 +585,7 @@ static int uhid_dev_destroy(struct uhid_device *uhid) cancel_work_sync(&uhid->worker); hid_destroy_device(uhid->hid); + uhid->hid = NULL; kfree(uhid->rd_data); return 0; diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index c25274275258f..d90bfa8b7313e 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -2566,6 +2566,24 @@ static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac, } } +static bool wacom_wac_slot_is_active(struct input_dev *dev, int key) +{ + struct input_mt *mt = dev->mt; + struct input_mt_slot *s; + + if (!mt) + return false; + + for (s = mt->slots; s != mt->slots + mt->num_slots; s++) { + if (s->key == key && + input_mt_get_value(s, ABS_MT_TRACKING_ID) >= 0) { + return true; + } + } + + return false; +} + static void wacom_wac_finger_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { @@ -2613,9 +2631,14 @@ static void wacom_wac_finger_event(struct hid_device *hdev, } if (usage->usage_index + 1 == field->report_count) { - if (equivalent_usage == wacom_wac->hid_data.last_slot_field && - wacom_wac->hid_data.confidence) - wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input); + if (equivalent_usage == wacom_wac->hid_data.last_slot_field) { + bool touch_removed = wacom_wac_slot_is_active(wacom_wac->touch_input, + wacom_wac->hid_data.id) && !wacom_wac->hid_data.tipswitch; + + if (wacom_wac->hid_data.confidence || touch_removed) { + wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input); + } + } } } @@ -2631,6 +2654,10 @@ static void wacom_wac_finger_pre_report(struct hid_device *hdev, hid_data->confidence = true; + hid_data->cc_report = 0; + hid_data->cc_index = -1; + hid_data->cc_value_index = -1; + for (i = 0; i < report->maxfield; i++) { struct hid_field *field = report->field[i]; int j; @@ -2664,11 +2691,14 @@ static void wacom_wac_finger_pre_report(struct hid_device *hdev, hid_data->cc_index >= 0) { struct hid_field *field = report->field[hid_data->cc_index]; int value = field->value[hid_data->cc_value_index]; - if (value) + if (value) { hid_data->num_expected = value; + hid_data->num_received = 0; + } } else { hid_data->num_expected = wacom_wac->features.touch_max; + hid_data->num_received = 0; } } @@ -2692,6 +2722,7 @@ static void wacom_wac_finger_report(struct hid_device *hdev, input_sync(input); wacom_wac->hid_data.num_received = 0; + wacom_wac->hid_data.num_expected = 0; /* keep touch state for pen event */ wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac); diff --git a/drivers/hsi/hsi_core.c b/drivers/hsi/hsi_core.c index a5f92e2889cb8..a330f58d45fc6 100644 --- a/drivers/hsi/hsi_core.c +++ b/drivers/hsi/hsi_core.c @@ -102,6 +102,7 @@ struct hsi_client *hsi_new_client(struct hsi_port *port, if (device_register(&cl->device) < 0) { pr_err("hsi: failed to register client: %s\n", info->name); put_device(&cl->device); + goto err; } return cl; diff --git a/drivers/hwmon/mr75203.c b/drivers/hwmon/mr75203.c index 18da5a25e89ab..046523d47c29b 100644 --- a/drivers/hwmon/mr75203.c +++ b/drivers/hwmon/mr75203.c @@ -93,7 +93,7 @@ #define VM_CH_REQ BIT(21) #define IP_TMR 0x05 -#define POWER_DELAY_CYCLE_256 0x80 +#define POWER_DELAY_CYCLE_256 0x100 #define POWER_DELAY_CYCLE_64 0x40 #define PVT_POLL_DELAY_US 20 diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c index 55c83a7a24f36..56c87ade0e89d 100644 --- a/drivers/i2c/busses/i2c-designware-pcidrv.c +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c @@ -37,10 +37,10 @@ enum dw_pci_ctl_id_t { }; struct dw_scl_sda_cfg { - u32 ss_hcnt; - u32 fs_hcnt; - u32 ss_lcnt; - u32 fs_lcnt; + u16 ss_hcnt; + u16 fs_hcnt; + u16 ss_lcnt; + u16 fs_lcnt; u32 sda_hold; }; diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index eab6fd6b890eb..5618c1ff34dc3 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -797,6 +797,11 @@ static int i801_block_transaction(struct i801_priv *priv, int result = 0; unsigned char hostc; + if (read_write == I2C_SMBUS_READ && command == I2C_SMBUS_BLOCK_DATA) + data->block[0] = I2C_SMBUS_BLOCK_MAX; + else if (data->block[0] < 1 || data->block[0] > I2C_SMBUS_BLOCK_MAX) + return -EPROTO; + if (command == I2C_SMBUS_I2C_BLOCK_DATA) { if (read_write == I2C_SMBUS_WRITE) { /* set I2C_EN bit in configuration register */ @@ -810,16 +815,6 @@ static int i801_block_transaction(struct i801_priv *priv, } } - if (read_write == I2C_SMBUS_WRITE - || command == I2C_SMBUS_I2C_BLOCK_DATA) { - if (data->block[0] < 1) - data->block[0] = 1; - if (data->block[0] > I2C_SMBUS_BLOCK_MAX) - data->block[0] = I2C_SMBUS_BLOCK_MAX; - } else { - data->block[0] = 32; /* max for SMBus block reads */ - } - /* Experience has shown that the block buffer can only be used for SMBus (not I2C) block transactions, even though the datasheet doesn't mention this limitation. */ diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index af349661fd769..8de8296d25831 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -105,23 +105,30 @@ static irqreturn_t mpc_i2c_isr(int irq, void *dev_id) /* Sometimes 9th clock pulse isn't generated, and slave doesn't release * the bus, because it wants to send ACK. * Following sequence of enabling/disabling and sending start/stop generates - * the 9 pulses, so it's all OK. + * the 9 pulses, each with a START then ending with STOP, so it's all OK. */ static void mpc_i2c_fixup(struct mpc_i2c *i2c) { int k; - u32 delay_val = 1000000 / i2c->real_clk + 1; - - if (delay_val < 2) - delay_val = 2; + unsigned long flags; for (k = 9; k; k--) { writeccr(i2c, 0); - writeccr(i2c, CCR_MSTA | CCR_MTX | CCR_MEN); + writeb(0, i2c->base + MPC_I2C_SR); /* clear any status bits */ + writeccr(i2c, CCR_MEN | CCR_MSTA); /* START */ + readb(i2c->base + MPC_I2C_DR); /* init xfer */ + udelay(15); /* let it hit the bus */ + local_irq_save(flags); /* should not be delayed further */ + writeccr(i2c, CCR_MEN | CCR_MSTA | CCR_RSTA); /* delay SDA */ readb(i2c->base + MPC_I2C_DR); - writeccr(i2c, CCR_MEN); - udelay(delay_val << 1); + if (k != 1) + udelay(5); + local_irq_restore(flags); } + writeccr(i2c, CCR_MEN); /* Initiate STOP */ + readb(i2c->base + MPC_I2C_DR); + udelay(15); /* Let STOP propagate */ + writeccr(i2c, 0); } static int i2c_wait(struct mpc_i2c *i2c, unsigned timeout, int writing) diff --git a/drivers/iio/adc/ti-adc081c.c b/drivers/iio/adc/ti-adc081c.c index b64718daa2017..c79cd88cd4231 100644 --- a/drivers/iio/adc/ti-adc081c.c +++ b/drivers/iio/adc/ti-adc081c.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include @@ -151,13 +152,16 @@ static int adc081c_probe(struct i2c_client *client, { struct iio_dev *iio; struct adc081c *adc; - struct adcxx1c_model *model; + const struct adcxx1c_model *model; int err; if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA)) return -EOPNOTSUPP; - model = &adcxx1c_models[id->driver_data]; + if (dev_fwnode(&client->dev)) + model = device_get_match_data(&client->dev); + else + model = &adcxx1c_models[id->driver_data]; iio = devm_iio_device_alloc(&client->dev, sizeof(*adc)); if (!iio) @@ -224,10 +228,17 @@ static const struct i2c_device_id adc081c_id[] = { }; MODULE_DEVICE_TABLE(i2c, adc081c_id); +static const struct acpi_device_id adc081c_acpi_match[] = { + /* Used on some AAEON boards */ + { "ADC081C", (kernel_ulong_t)&adcxx1c_models[ADC081C] }, + { } +}; +MODULE_DEVICE_TABLE(acpi, adc081c_acpi_match); + static const struct of_device_id adc081c_of_match[] = { - { .compatible = "ti,adc081c" }, - { .compatible = "ti,adc101c" }, - { .compatible = "ti,adc121c" }, + { .compatible = "ti,adc081c", .data = &adcxx1c_models[ADC081C] }, + { .compatible = "ti,adc101c", .data = &adcxx1c_models[ADC101C] }, + { .compatible = "ti,adc121c", .data = &adcxx1c_models[ADC121C] }, { } }; MODULE_DEVICE_TABLE(of, adc081c_of_match); @@ -236,6 +247,7 @@ static struct i2c_driver adc081c_driver = { .driver = { .name = "adc081c", .of_match_table = adc081c_of_match, + .acpi_match_table = adc081c_acpi_match, }, .probe = adc081c_probe, .remove = adc081c_remove, diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 8e54184566f7f..4d4ba09f6cf93 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -775,6 +775,7 @@ static int cma_resolve_ib_dev(struct rdma_id_private *id_priv) unsigned int p; u16 pkey, index; enum ib_port_state port_state; + int ret; int i; cma_dev = NULL; @@ -793,9 +794,14 @@ static int cma_resolve_ib_dev(struct rdma_id_private *id_priv) if (ib_get_cached_port_state(cur_dev->device, p, &port_state)) continue; - for (i = 0; !rdma_query_gid(cur_dev->device, - p, i, &gid); - i++) { + + for (i = 0; i < cur_dev->device->port_data[p].immutable.gid_tbl_len; + ++i) { + ret = rdma_query_gid(cur_dev->device, p, i, + &gid); + if (ret) + continue; + if (!memcmp(&gid, dgid, sizeof(gid))) { cma_dev = cur_dev; sgid = gid; diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 76b9c436edcd2..aa526c5ca0cf3 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -2411,7 +2411,8 @@ int ib_find_gid(struct ib_device *device, union ib_gid *gid, ++i) { ret = rdma_query_gid(device, port, i, &tmp_gid); if (ret) - return ret; + continue; + if (!memcmp(&tmp_gid, gid, sizeof *gid)) { *port_num = port; if (index) diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c index 441eb421e5e59..5759027914b01 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c @@ -614,8 +614,6 @@ int bnxt_qplib_alloc_rcfw_channel(struct bnxt_qplib_res *res, if (!cmdq->cmdq_bitmap) goto fail; - cmdq->bmap_size = bmap_size; - /* Allocate one extra to hold the QP1 entries */ rcfw->qp_tbl_size = qp_tbl_sz + 1; rcfw->qp_tbl = kcalloc(rcfw->qp_tbl_size, sizeof(struct bnxt_qplib_qp_node), @@ -663,8 +661,8 @@ void bnxt_qplib_disable_rcfw_channel(struct bnxt_qplib_rcfw *rcfw) iounmap(cmdq->cmdq_mbox.reg.bar_reg); iounmap(creq->creq_db.reg.bar_reg); - indx = find_first_bit(cmdq->cmdq_bitmap, cmdq->bmap_size); - if (indx != cmdq->bmap_size) + indx = find_first_bit(cmdq->cmdq_bitmap, rcfw->cmdq_depth); + if (indx != rcfw->cmdq_depth) dev_err(&rcfw->pdev->dev, "disabling RCFW with pending cmd-bit %lx\n", indx); diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h index 5f2f0a5a3560f..6953f4e53dd20 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h +++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h @@ -150,7 +150,6 @@ struct bnxt_qplib_cmdq_ctx { wait_queue_head_t waitq; unsigned long flags; unsigned long *cmdq_bitmap; - u32 bmap_size; u32 seq_num; }; diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index 861e19fdfeb46..12e5461581cb4 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -2469,6 +2469,7 @@ int c4iw_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, memset(attr, 0, sizeof(*attr)); memset(init_attr, 0, sizeof(*init_attr)); attr->qp_state = to_ib_qp_state(qhp->attr.state); + attr->cur_qp_state = to_ib_qp_state(qhp->attr.state); init_attr->cap.max_send_wr = qhp->attr.sq_num_entries; init_attr->cap.max_recv_wr = qhp->attr.rq_num_entries; init_attr->cap.max_send_sge = qhp->attr.sq_max_sges; diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index ba65823a5c0bb..1e8b3e4ef1b17 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -279,6 +279,9 @@ static enum rdma_link_layer hns_roce_get_link_layer(struct ib_device *device, static int hns_roce_query_pkey(struct ib_device *ib_dev, u8 port, u16 index, u16 *pkey) { + if (index > 0) + return -EINVAL; + *pkey = PKEY_ID; return 0; @@ -356,7 +359,7 @@ static int hns_roce_mmap(struct ib_ucontext *context, return rdma_user_mmap_io(context, vma, to_hr_ucontext(context)->uar.pfn, PAGE_SIZE, - pgprot_noncached(vma->vm_page_prot), + pgprot_device(vma->vm_page_prot), NULL); /* vm_pgoff: 1 -- TPTR */ diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 16d5283651894..eeb87f31cd252 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -1918,6 +1918,7 @@ static int qedr_create_user_qp(struct qedr_dev *dev, /* db offset was calculated in copy_qp_uresp, now set in the user q */ if (qedr_qp_has_sq(qp)) { qp->usq.db_addr = ctx->dpi_addr + uresp.sq_db_offset; + qp->sq.max_wr = attrs->cap.max_send_wr; rc = qedr_db_recovery_add(dev, qp->usq.db_addr, &qp->usq.db_rec_data->db_data, DB_REC_WIDTH_32B, @@ -1928,6 +1929,7 @@ static int qedr_create_user_qp(struct qedr_dev *dev, if (qedr_qp_has_rq(qp)) { qp->urq.db_addr = ctx->dpi_addr + uresp.rq_db_offset; + qp->rq.max_wr = attrs->cap.max_recv_wr; rc = qedr_db_recovery_add(dev, qp->urq.db_addr, &qp->urq.db_rec_data->db_data, DB_REC_WIDTH_32B, diff --git a/drivers/infiniband/sw/rxe/rxe_opcode.c b/drivers/infiniband/sw/rxe/rxe_opcode.c index 0cb4b01fd9101..66ffb516bdaf0 100644 --- a/drivers/infiniband/sw/rxe/rxe_opcode.c +++ b/drivers/infiniband/sw/rxe/rxe_opcode.c @@ -110,7 +110,7 @@ struct rxe_opcode_info rxe_opcode[RXE_NUM_OPCODE] = { } }, [IB_OPCODE_RC_SEND_MIDDLE] = { - .name = "IB_OPCODE_RC_SEND_MIDDLE]", + .name = "IB_OPCODE_RC_SEND_MIDDLE", .mask = RXE_PAYLOAD_MASK | RXE_REQ_MASK | RXE_SEND_MASK | RXE_MIDDLE_MASK, .length = RXE_BTH_BYTES, diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index 28de889aa5164..3f31a52f7044f 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -805,16 +805,27 @@ static int iommu_ga_log_enable(struct amd_iommu *iommu) { #ifdef CONFIG_IRQ_REMAP u32 status, i; + u64 entry; if (!iommu->ga_log) return -EINVAL; - status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET); - /* Check if already running */ - if (status & (MMIO_STATUS_GALOG_RUN_MASK)) + status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET); + if (WARN_ON(status & (MMIO_STATUS_GALOG_RUN_MASK))) return 0; + entry = iommu_virt_to_phys(iommu->ga_log) | GA_LOG_SIZE_512; + memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_BASE_OFFSET, + &entry, sizeof(entry)); + entry = (iommu_virt_to_phys(iommu->ga_log_tail) & + (BIT_ULL(52)-1)) & ~7ULL; + memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_TAIL_OFFSET, + &entry, sizeof(entry)); + writel(0x00, iommu->mmio_base + MMIO_GA_HEAD_OFFSET); + writel(0x00, iommu->mmio_base + MMIO_GA_TAIL_OFFSET); + + iommu_feature_enable(iommu, CONTROL_GAINT_EN); iommu_feature_enable(iommu, CONTROL_GALOG_EN); @@ -824,17 +835,15 @@ static int iommu_ga_log_enable(struct amd_iommu *iommu) break; } - if (i >= LOOP_TIMEOUT) + if (WARN_ON(i >= LOOP_TIMEOUT)) return -EINVAL; #endif /* CONFIG_IRQ_REMAP */ return 0; } -#ifdef CONFIG_IRQ_REMAP static int iommu_init_ga_log(struct amd_iommu *iommu) { - u64 entry; - +#ifdef CONFIG_IRQ_REMAP if (!AMD_IOMMU_GUEST_IR_VAPIC(amd_iommu_guest_ir)) return 0; @@ -848,32 +857,13 @@ static int iommu_init_ga_log(struct amd_iommu *iommu) if (!iommu->ga_log_tail) goto err_out; - entry = iommu_virt_to_phys(iommu->ga_log) | GA_LOG_SIZE_512; - memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_BASE_OFFSET, - &entry, sizeof(entry)); - entry = (iommu_virt_to_phys(iommu->ga_log_tail) & - (BIT_ULL(52)-1)) & ~7ULL; - memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_TAIL_OFFSET, - &entry, sizeof(entry)); - writel(0x00, iommu->mmio_base + MMIO_GA_HEAD_OFFSET); - writel(0x00, iommu->mmio_base + MMIO_GA_TAIL_OFFSET); - return 0; err_out: free_ga_log(iommu); return -EINVAL; -} -#endif /* CONFIG_IRQ_REMAP */ - -static int iommu_init_ga(struct amd_iommu *iommu) -{ - int ret = 0; - -#ifdef CONFIG_IRQ_REMAP - ret = iommu_init_ga_log(iommu); +#else + return 0; #endif /* CONFIG_IRQ_REMAP */ - - return ret; } static int __init alloc_cwwb_sem(struct amd_iommu *iommu) @@ -1860,7 +1850,7 @@ static int __init iommu_init_pci(struct amd_iommu *iommu) if (iommu_feature(iommu, FEATURE_PPR) && alloc_ppr_log(iommu)) return -ENOMEM; - ret = iommu_init_ga(iommu); + ret = iommu_init_ga_log(iommu); if (ret) return ret; diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c index a688f22cbe3b5..3bcd3afe97783 100644 --- a/drivers/iommu/io-pgtable-arm-v7s.c +++ b/drivers/iommu/io-pgtable-arm-v7s.c @@ -242,13 +242,17 @@ static void *__arm_v7s_alloc_table(int lvl, gfp_t gfp, __GFP_ZERO | ARM_V7S_TABLE_GFP_DMA, get_order(size)); else if (lvl == 2) table = kmem_cache_zalloc(data->l2_tables, gfp); + + if (!table) + return NULL; + phys = virt_to_phys(table); if (phys != (arm_v7s_iopte)phys) { /* Doesn't fit in PTE */ dev_err(dev, "Page table does not fit in PTE: %pa", &phys); goto out_free; } - if (table && !cfg->coherent_walk) { + if (!cfg->coherent_walk) { dma = dma_map_single(dev, table, size, DMA_TO_DEVICE); if (dma_mapping_error(dev, dma)) goto out_free; diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index bcfbd0e44a4a0..e1cd31c0e3c19 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -302,11 +302,12 @@ static int arm_lpae_init_pte(struct arm_lpae_io_pgtable *data, static arm_lpae_iopte arm_lpae_install_table(arm_lpae_iopte *table, arm_lpae_iopte *ptep, arm_lpae_iopte curr, - struct io_pgtable_cfg *cfg) + struct arm_lpae_io_pgtable *data) { arm_lpae_iopte old, new; + struct io_pgtable_cfg *cfg = &data->iop.cfg; - new = __pa(table) | ARM_LPAE_PTE_TYPE_TABLE; + new = paddr_to_iopte(__pa(table), data) | ARM_LPAE_PTE_TYPE_TABLE; if (cfg->quirks & IO_PGTABLE_QUIRK_ARM_NS) new |= ARM_LPAE_PTE_NSTABLE; @@ -357,7 +358,7 @@ static int __arm_lpae_map(struct arm_lpae_io_pgtable *data, unsigned long iova, if (!cptep) return -ENOMEM; - pte = arm_lpae_install_table(cptep, ptep, 0, cfg); + pte = arm_lpae_install_table(cptep, ptep, 0, data); if (pte) __arm_lpae_free_pages(cptep, tblsz, cfg); } else if (!cfg->coherent_walk && !(pte & ARM_LPAE_PTE_SW_SYNC)) { @@ -546,7 +547,7 @@ static size_t arm_lpae_split_blk_unmap(struct arm_lpae_io_pgtable *data, __arm_lpae_init_pte(data, blk_paddr, pte, lvl, &tablep[i]); } - pte = arm_lpae_install_table(tablep, ptep, blk_pte, cfg); + pte = arm_lpae_install_table(tablep, ptep, blk_pte, data); if (pte != blk_pte) { __arm_lpae_free_pages(tablep, tablesz, cfg); /* diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c index 30d969a4c5fde..1164d1a42cbc5 100644 --- a/drivers/iommu/iova.c +++ b/drivers/iommu/iova.c @@ -64,8 +64,7 @@ static void free_iova_flush_queue(struct iova_domain *iovad) if (!has_iova_flush_queue(iovad)) return; - if (timer_pending(&iovad->fq_timer)) - del_timer(&iovad->fq_timer); + del_timer_sync(&iovad->fq_timer); fq_destroy_all_entries(iovad); diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 1bdb7acf445f4..04d1b3963b6ba 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -915,6 +915,22 @@ static int __gic_update_rdist_properties(struct redist_region *region, { u64 typer = gic_read_typer(ptr + GICR_TYPER); + /* Boot-time cleanip */ + if ((typer & GICR_TYPER_VLPIS) && (typer & GICR_TYPER_RVPEID)) { + u64 val; + + /* Deactivate any present vPE */ + val = gicr_read_vpendbaser(ptr + SZ_128K + GICR_VPENDBASER); + if (val & GICR_VPENDBASER_Valid) + gicr_write_vpendbaser(GICR_VPENDBASER_PendingLast, + ptr + SZ_128K + GICR_VPENDBASER); + + /* Mark the VPE table as invalid */ + val = gicr_read_vpropbaser(ptr + SZ_128K + GICR_VPROPBASER); + val &= ~GICR_VPROPBASER_4_1_VALID; + gicr_write_vpropbaser(val, ptr + SZ_128K + GICR_VPROPBASER); + } + gic_data.rdists.has_vlpis &= !!(typer & GICR_TYPER_VLPIS); /* RVPEID implies some form of DirectLPI, no matter what the doc says... :-/ */ diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 19a70f434029b..6030cba5b0382 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1894,8 +1894,10 @@ static struct mapped_device *alloc_dev(int minor) if (IS_ENABLED(CONFIG_DAX_DRIVER)) { md->dax_dev = alloc_dax(md, md->disk->disk_name, &dm_dax_ops, 0); - if (IS_ERR(md->dax_dev)) + if (IS_ERR(md->dax_dev)) { + md->dax_dev = NULL; goto bad; + } } add_disk_no_queue_reg(md->disk); diff --git a/drivers/md/persistent-data/dm-btree.c b/drivers/md/persistent-data/dm-btree.c index ef6e78d45d5b8..ee3e63aa864bf 100644 --- a/drivers/md/persistent-data/dm-btree.c +++ b/drivers/md/persistent-data/dm-btree.c @@ -83,14 +83,16 @@ void inc_children(struct dm_transaction_manager *tm, struct btree_node *n, } static int insert_at(size_t value_size, struct btree_node *node, unsigned index, - uint64_t key, void *value) - __dm_written_to_disk(value) + uint64_t key, void *value) + __dm_written_to_disk(value) { uint32_t nr_entries = le32_to_cpu(node->header.nr_entries); + uint32_t max_entries = le32_to_cpu(node->header.max_entries); __le64 key_le = cpu_to_le64(key); if (index > nr_entries || - index >= le32_to_cpu(node->header.max_entries)) { + index >= max_entries || + nr_entries >= max_entries) { DMERR("too many entries in btree node for insert"); __dm_unbless_for_disk(value); return -ENOMEM; diff --git a/drivers/md/persistent-data/dm-space-map-common.c b/drivers/md/persistent-data/dm-space-map-common.c index a213bf11738fb..85853ab629717 100644 --- a/drivers/md/persistent-data/dm-space-map-common.c +++ b/drivers/md/persistent-data/dm-space-map-common.c @@ -281,6 +281,11 @@ int sm_ll_lookup_bitmap(struct ll_disk *ll, dm_block_t b, uint32_t *result) struct disk_index_entry ie_disk; struct dm_block *blk; + if (b >= ll->nr_blocks) { + DMERR_LIMIT("metadata block out of bounds"); + return -EINVAL; + } + b = do_div(index, ll->entries_per_block); r = ll->load_ie(ll, index, &ie_disk); if (r < 0) diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig index a6d073f2e036a..d157af63be417 100644 --- a/drivers/media/Kconfig +++ b/drivers/media/Kconfig @@ -142,10 +142,10 @@ config MEDIA_TEST_SUPPORT prompt "Test drivers" if MEDIA_SUPPORT_FILTER default y if !MEDIA_SUPPORT_FILTER help - Those drivers should not be used on production Kernels, but - can be useful on debug ones. It enables several dummy drivers - that simulate a real hardware. Very useful to test userspace - applications and to validate if the subsystem core is doesn't + These drivers should not be used on production kernels, but + can be useful on debug ones. This option enables several dummy drivers + that simulate real hardware. Very useful to test userspace + applications and to validate if the subsystem core doesn't have regressions. Say Y if you want to use some virtual test driver. diff --git a/drivers/media/cec/core/cec-pin.c b/drivers/media/cec/core/cec-pin.c index f006bd8eec63c..f8452a1f9fc6c 100644 --- a/drivers/media/cec/core/cec-pin.c +++ b/drivers/media/cec/core/cec-pin.c @@ -1033,6 +1033,7 @@ static int cec_pin_thread_func(void *_adap) { struct cec_adapter *adap = _adap; struct cec_pin *pin = adap->pin; + bool irq_enabled = false; for (;;) { wait_event_interruptible(pin->kthread_waitq, @@ -1060,6 +1061,7 @@ static int cec_pin_thread_func(void *_adap) ns_to_ktime(pin->work_rx_msg.rx_ts)); msg->len = 0; } + if (pin->work_tx_status) { unsigned int tx_status = pin->work_tx_status; @@ -1083,27 +1085,39 @@ static int cec_pin_thread_func(void *_adap) switch (atomic_xchg(&pin->work_irq_change, CEC_PIN_IRQ_UNCHANGED)) { case CEC_PIN_IRQ_DISABLE: - pin->ops->disable_irq(adap); + if (irq_enabled) { + pin->ops->disable_irq(adap); + irq_enabled = false; + } cec_pin_high(pin); cec_pin_to_idle(pin); hrtimer_start(&pin->timer, ns_to_ktime(0), HRTIMER_MODE_REL); break; case CEC_PIN_IRQ_ENABLE: + if (irq_enabled) + break; pin->enable_irq_failed = !pin->ops->enable_irq(adap); if (pin->enable_irq_failed) { cec_pin_to_idle(pin); hrtimer_start(&pin->timer, ns_to_ktime(0), HRTIMER_MODE_REL); + } else { + irq_enabled = true; } break; default: break; } - if (kthread_should_stop()) break; } + if (pin->ops->disable_irq && irq_enabled) + pin->ops->disable_irq(adap); + hrtimer_cancel(&pin->timer); + cec_pin_read(pin); + cec_pin_to_idle(pin); + pin->state = CEC_ST_OFF; return 0; } @@ -1130,13 +1144,7 @@ static int cec_pin_adap_enable(struct cec_adapter *adap, bool enable) hrtimer_start(&pin->timer, ns_to_ktime(0), HRTIMER_MODE_REL); } else { - if (pin->ops->disable_irq) - pin->ops->disable_irq(adap); - hrtimer_cancel(&pin->timer); kthread_stop(pin->kthread); - cec_pin_read(pin); - cec_pin_to_idle(pin); - pin->state = CEC_ST_OFF; } return 0; } @@ -1157,11 +1165,8 @@ void cec_pin_start_timer(struct cec_pin *pin) if (pin->state != CEC_ST_RX_IRQ) return; - atomic_set(&pin->work_irq_change, CEC_PIN_IRQ_UNCHANGED); - pin->ops->disable_irq(pin->adap); - cec_pin_high(pin); - cec_pin_to_idle(pin); - hrtimer_start(&pin->timer, ns_to_ktime(0), HRTIMER_MODE_REL); + atomic_set(&pin->work_irq_change, CEC_PIN_IRQ_DISABLE); + wake_up_interruptible(&pin->kthread_waitq); } static int cec_pin_adap_transmit(struct cec_adapter *adap, u8 attempts, diff --git a/drivers/media/common/saa7146/saa7146_fops.c b/drivers/media/common/saa7146/saa7146_fops.c index d6531874faa65..8047e305f3d01 100644 --- a/drivers/media/common/saa7146/saa7146_fops.c +++ b/drivers/media/common/saa7146/saa7146_fops.c @@ -523,7 +523,7 @@ int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv) ERR("out of memory. aborting.\n"); kfree(vv); v4l2_ctrl_handler_free(hdl); - return -1; + return -ENOMEM; } saa7146_video_uops.init(dev,vv); diff --git a/drivers/media/common/videobuf2/videobuf2-dma-contig.c b/drivers/media/common/videobuf2/videobuf2-dma-contig.c index 2f3a5996d3fc9..fe626109ef4db 100644 --- a/drivers/media/common/videobuf2/videobuf2-dma-contig.c +++ b/drivers/media/common/videobuf2/videobuf2-dma-contig.c @@ -150,7 +150,7 @@ static void *vb2_dc_alloc(struct device *dev, unsigned long attrs, buf->cookie = dma_alloc_attrs(dev, size, &buf->dma_addr, GFP_KERNEL | gfp_flags, buf->attrs); if (!buf->cookie) { - dev_err(dev, "dma_alloc_coherent of size %ld failed\n", size); + dev_err(dev, "dma_alloc_coherent of size %lu failed\n", size); kfree(buf); return ERR_PTR(-ENOMEM); } @@ -196,9 +196,9 @@ static int vb2_dc_mmap(void *buf_priv, struct vm_area_struct *vma) vma->vm_ops->open(vma); - pr_debug("%s: mapped dma addr 0x%08lx at 0x%08lx, size %ld\n", - __func__, (unsigned long)buf->dma_addr, vma->vm_start, - buf->size); + pr_debug("%s: mapped dma addr 0x%08lx at 0x%08lx, size %lu\n", + __func__, (unsigned long)buf->dma_addr, vma->vm_start, + buf->size); return 0; } diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c index f14a872d12687..e58cb8434dafe 100644 --- a/drivers/media/dvb-core/dmxdev.c +++ b/drivers/media/dvb-core/dmxdev.c @@ -1413,7 +1413,7 @@ static const struct dvb_device dvbdev_dvr = { }; int dvb_dmxdev_init(struct dmxdev *dmxdev, struct dvb_adapter *dvb_adapter) { - int i; + int i, ret; if (dmxdev->demux->open(dmxdev->demux) < 0) return -EUSERS; @@ -1432,14 +1432,26 @@ int dvb_dmxdev_init(struct dmxdev *dmxdev, struct dvb_adapter *dvb_adapter) DMXDEV_STATE_FREE); } - dvb_register_device(dvb_adapter, &dmxdev->dvbdev, &dvbdev_demux, dmxdev, + ret = dvb_register_device(dvb_adapter, &dmxdev->dvbdev, &dvbdev_demux, dmxdev, DVB_DEVICE_DEMUX, dmxdev->filternum); - dvb_register_device(dvb_adapter, &dmxdev->dvr_dvbdev, &dvbdev_dvr, + if (ret < 0) + goto err_register_dvbdev; + + ret = dvb_register_device(dvb_adapter, &dmxdev->dvr_dvbdev, &dvbdev_dvr, dmxdev, DVB_DEVICE_DVR, dmxdev->filternum); + if (ret < 0) + goto err_register_dvr_dvbdev; dvb_ringbuffer_init(&dmxdev->dvr_buffer, NULL, 8192); return 0; + +err_register_dvr_dvbdev: + dvb_unregister_device(dmxdev->dvbdev); +err_register_dvbdev: + vfree(dmxdev->filter); + dmxdev->filter = NULL; + return ret; } EXPORT_SYMBOL(dvb_dmxdev_init); diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c index bb02354a48b81..d67f2dd997d06 100644 --- a/drivers/media/dvb-frontends/dib8000.c +++ b/drivers/media/dvb-frontends/dib8000.c @@ -4473,8 +4473,10 @@ static struct dvb_frontend *dib8000_init(struct i2c_adapter *i2c_adap, u8 i2c_ad state->timf_default = cfg->pll->timf; - if (dib8000_identify(&state->i2c) == 0) + if (dib8000_identify(&state->i2c) == 0) { + kfree(fe); goto error; + } dibx000_init_i2c_master(&state->i2c_master, DIB8000, state->i2c.adap, state->i2c.addr); diff --git a/drivers/media/pci/b2c2/flexcop-pci.c b/drivers/media/pci/b2c2/flexcop-pci.c index a9d9520a94c6d..c9e6c7d663768 100644 --- a/drivers/media/pci/b2c2/flexcop-pci.c +++ b/drivers/media/pci/b2c2/flexcop-pci.c @@ -185,6 +185,8 @@ static irqreturn_t flexcop_pci_isr(int irq, void *dev_id) dma_addr_t cur_addr = fc->read_ibi_reg(fc,dma1_008).dma_0x8.dma_cur_addr << 2; u32 cur_pos = cur_addr - fc_pci->dma[0].dma_addr0; + if (cur_pos > fc_pci->dma[0].size * 2) + goto error; deb_irq("%u irq: %08x cur_addr: %llx: cur_pos: %08x, last_cur_pos: %08x ", jiffies_to_usecs(jiffies - fc_pci->last_irq), @@ -225,6 +227,7 @@ static irqreturn_t flexcop_pci_isr(int irq, void *dev_id) ret = IRQ_NONE; } +error: spin_unlock_irqrestore(&fc_pci->irq_lock, flags); return ret; } diff --git a/drivers/media/pci/saa7146/hexium_gemini.c b/drivers/media/pci/saa7146/hexium_gemini.c index 2214c74bbbf15..3947701cd6c7e 100644 --- a/drivers/media/pci/saa7146/hexium_gemini.c +++ b/drivers/media/pci/saa7146/hexium_gemini.c @@ -284,7 +284,12 @@ static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_d hexium_set_input(hexium, 0); hexium->cur_input = 0; - saa7146_vv_init(dev, &vv_data); + ret = saa7146_vv_init(dev, &vv_data); + if (ret) { + i2c_del_adapter(&hexium->i2c_adapter); + kfree(hexium); + return ret; + } vv_data.vid_ops.vidioc_enum_input = vidioc_enum_input; vv_data.vid_ops.vidioc_g_input = vidioc_g_input; diff --git a/drivers/media/pci/saa7146/hexium_orion.c b/drivers/media/pci/saa7146/hexium_orion.c index 39d14c179d229..2eb4bee16b71f 100644 --- a/drivers/media/pci/saa7146/hexium_orion.c +++ b/drivers/media/pci/saa7146/hexium_orion.c @@ -355,10 +355,16 @@ static struct saa7146_ext_vv vv_data; static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) { struct hexium *hexium = (struct hexium *) dev->ext_priv; + int ret; DEB_EE("\n"); - saa7146_vv_init(dev, &vv_data); + ret = saa7146_vv_init(dev, &vv_data); + if (ret) { + pr_err("Error in saa7146_vv_init()\n"); + return ret; + } + vv_data.vid_ops.vidioc_enum_input = vidioc_enum_input; vv_data.vid_ops.vidioc_g_input = vidioc_g_input; vv_data.vid_ops.vidioc_s_input = vidioc_s_input; diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c index 73fc901ecf3db..bf0b9b0914cd5 100644 --- a/drivers/media/pci/saa7146/mxb.c +++ b/drivers/media/pci/saa7146/mxb.c @@ -683,10 +683,16 @@ static struct saa7146_ext_vv vv_data; static int mxb_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) { struct mxb *mxb; + int ret; DEB_EE("dev:%p\n", dev); - saa7146_vv_init(dev, &vv_data); + ret = saa7146_vv_init(dev, &vv_data); + if (ret) { + ERR("Error in saa7146_vv_init()"); + return ret; + } + if (mxb_probe(dev)) { saa7146_vv_release(dev); return -1; diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c index 7bb6babdcade0..debc7509c173c 100644 --- a/drivers/media/platform/aspeed-video.c +++ b/drivers/media/platform/aspeed-video.c @@ -500,6 +500,10 @@ static void aspeed_video_enable_mode_detect(struct aspeed_video *video) aspeed_video_update(video, VE_INTERRUPT_CTRL, 0, VE_INTERRUPT_MODE_DETECT); + /* Disable mode detect in order to re-trigger */ + aspeed_video_update(video, VE_SEQ_CTRL, + VE_SEQ_CTRL_TRIG_MODE_DET, 0); + /* Trigger mode detect */ aspeed_video_update(video, VE_SEQ_CTRL, 0, VE_SEQ_CTRL_TRIG_MODE_DET); } @@ -552,6 +556,8 @@ static void aspeed_video_irq_res_change(struct aspeed_video *video, ulong delay) set_bit(VIDEO_RES_CHANGE, &video->flags); clear_bit(VIDEO_FRAME_INPRG, &video->flags); + video->v4l2_input_status = V4L2_IN_ST_NO_SIGNAL; + aspeed_video_off(video); aspeed_video_bufs_done(video, VB2_BUF_STATE_ERROR); @@ -786,10 +792,6 @@ static void aspeed_video_get_resolution(struct aspeed_video *video) return; } - /* Disable mode detect in order to re-trigger */ - aspeed_video_update(video, VE_SEQ_CTRL, - VE_SEQ_CTRL_TRIG_MODE_DET, 0); - aspeed_video_check_and_set_polarity(video); aspeed_video_enable_mode_detect(video); @@ -1337,7 +1339,6 @@ static void aspeed_video_resolution_work(struct work_struct *work) struct delayed_work *dwork = to_delayed_work(work); struct aspeed_video *video = container_of(dwork, struct aspeed_video, res_work); - u32 input_status = video->v4l2_input_status; aspeed_video_on(video); @@ -1350,8 +1351,7 @@ static void aspeed_video_resolution_work(struct work_struct *work) aspeed_video_get_resolution(video); if (video->detected_timings.width != video->active_timings.width || - video->detected_timings.height != video->active_timings.height || - input_status != video->v4l2_input_status) { + video->detected_timings.height != video->active_timings.height) { static const struct v4l2_event ev = { .type = V4L2_EVENT_SOURCE_CHANGE, .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c index 87a2c706f7477..1eed69d29149f 100644 --- a/drivers/media/platform/coda/coda-common.c +++ b/drivers/media/platform/coda/coda-common.c @@ -1537,11 +1537,13 @@ static void coda_pic_run_work(struct work_struct *work) if (!wait_for_completion_timeout(&ctx->completion, msecs_to_jiffies(1000))) { - dev_err(dev->dev, "CODA PIC_RUN timeout\n"); + if (ctx->use_bit) { + dev_err(dev->dev, "CODA PIC_RUN timeout\n"); - ctx->hold = true; + ctx->hold = true; - coda_hw_reset(ctx); + coda_hw_reset(ctx); + } if (ctx->ops->run_timeout) ctx->ops->run_timeout(ctx); diff --git a/drivers/media/platform/coda/coda-jpeg.c b/drivers/media/platform/coda/coda-jpeg.c index b11cfbe166dd3..a72f4655e5ad5 100644 --- a/drivers/media/platform/coda/coda-jpeg.c +++ b/drivers/media/platform/coda/coda-jpeg.c @@ -1127,7 +1127,8 @@ static int coda9_jpeg_prepare_encode(struct coda_ctx *ctx) coda_write(dev, 0, CODA9_REG_JPEG_GBU_BT_PTR); coda_write(dev, 0, CODA9_REG_JPEG_GBU_WD_PTR); coda_write(dev, 0, CODA9_REG_JPEG_GBU_BBSR); - coda_write(dev, 0, CODA9_REG_JPEG_BBC_STRM_CTRL); + coda_write(dev, BIT(31) | ((end_addr - start_addr - header_len) / 256), + CODA9_REG_JPEG_BBC_STRM_CTRL); coda_write(dev, 0, CODA9_REG_JPEG_GBU_CTRL); coda_write(dev, 0, CODA9_REG_JPEG_GBU_FF_RPTR); coda_write(dev, 127, CODA9_REG_JPEG_GBU_BBER); @@ -1257,6 +1258,23 @@ static void coda9_jpeg_finish_encode(struct coda_ctx *ctx) coda_hw_reset(ctx); } +static void coda9_jpeg_encode_timeout(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + u32 end_addr, wr_ptr; + + /* Handle missing BBC overflow interrupt via timeout */ + end_addr = coda_read(dev, CODA9_REG_JPEG_BBC_END_ADDR); + wr_ptr = coda_read(dev, CODA9_REG_JPEG_BBC_WR_PTR); + if (wr_ptr >= end_addr - 256) { + v4l2_err(&dev->v4l2_dev, "JPEG too large for capture buffer\n"); + coda9_jpeg_finish_encode(ctx); + return; + } + + coda_hw_reset(ctx); +} + static void coda9_jpeg_release(struct coda_ctx *ctx) { int i; @@ -1276,6 +1294,7 @@ const struct coda_context_ops coda9_jpeg_encode_ops = { .start_streaming = coda9_jpeg_start_encoding, .prepare_run = coda9_jpeg_prepare_encode, .finish_run = coda9_jpeg_finish_encode, + .run_timeout = coda9_jpeg_encode_timeout, .release = coda9_jpeg_release, }; diff --git a/drivers/media/platform/coda/imx-vdoa.c b/drivers/media/platform/coda/imx-vdoa.c index 8bc0d83718193..dd6e2e320264e 100644 --- a/drivers/media/platform/coda/imx-vdoa.c +++ b/drivers/media/platform/coda/imx-vdoa.c @@ -287,7 +287,11 @@ static int vdoa_probe(struct platform_device *pdev) struct resource *res; int ret; - dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); + ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); + if (ret) { + dev_err(&pdev->dev, "DMA enable failed\n"); + return ret; + } vdoa = devm_kzalloc(&pdev->dev, sizeof(*vdoa), GFP_KERNEL); if (!vdoa) diff --git a/drivers/media/platform/imx-pxp.c b/drivers/media/platform/imx-pxp.c index 08d76eb05ed1a..62356adebc39e 100644 --- a/drivers/media/platform/imx-pxp.c +++ b/drivers/media/platform/imx-pxp.c @@ -1664,6 +1664,8 @@ static int pxp_probe(struct platform_device *pdev) if (irq < 0) return irq; + spin_lock_init(&dev->irqlock); + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, pxp_irq_handler, IRQF_ONESHOT, dev_name(&pdev->dev), dev); if (ret < 0) { @@ -1681,8 +1683,6 @@ static int pxp_probe(struct platform_device *pdev) goto err_clk; } - spin_lock_init(&dev->irqlock); - ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); if (ret) goto err_clk; diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c index 219c2c5b78efc..5f93bc670edb2 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c @@ -237,11 +237,11 @@ static int fops_vcodec_release(struct file *file) mtk_v4l2_debug(1, "[%d] encoder", ctx->id); mutex_lock(&dev->dev_mutex); + v4l2_m2m_ctx_release(ctx->m2m_ctx); mtk_vcodec_enc_release(ctx); v4l2_fh_del(&ctx->fh); v4l2_fh_exit(&ctx->fh); v4l2_ctrl_handler_free(&ctx->ctrl_hdl); - v4l2_m2m_ctx_release(ctx->m2m_ctx); list_del_init(&ctx->list); kfree(ctx); diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index 58ddebbb84468..1d621f7769035 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -222,7 +222,6 @@ static int venus_probe(struct platform_device *pdev) return -ENOMEM; core->dev = dev; - platform_set_drvdata(pdev, core); r = platform_get_resource(pdev, IORESOURCE_MEM, 0); core->base = devm_ioremap_resource(dev, r); @@ -252,7 +251,7 @@ static int venus_probe(struct platform_device *pdev) return -ENODEV; if (core->pm_ops->core_get) { - ret = core->pm_ops->core_get(dev); + ret = core->pm_ops->core_get(core); if (ret) return ret; } @@ -277,6 +276,12 @@ static int venus_probe(struct platform_device *pdev) if (ret) goto err_core_put; + ret = v4l2_device_register(dev, &core->v4l2_dev); + if (ret) + goto err_core_deinit; + + platform_set_drvdata(pdev, core); + pm_runtime_enable(dev); ret = pm_runtime_get_sync(dev); @@ -289,11 +294,11 @@ static int venus_probe(struct platform_device *pdev) ret = venus_firmware_init(core); if (ret) - goto err_runtime_disable; + goto err_of_depopulate; ret = venus_boot(core); if (ret) - goto err_runtime_disable; + goto err_firmware_deinit; ret = hfi_core_resume(core, true); if (ret) @@ -311,10 +316,6 @@ static int venus_probe(struct platform_device *pdev) if (ret) goto err_venus_shutdown; - ret = v4l2_device_register(dev, &core->v4l2_dev); - if (ret) - goto err_core_deinit; - ret = pm_runtime_put_sync(dev); if (ret) { pm_runtime_get_noresume(dev); @@ -327,18 +328,22 @@ static int venus_probe(struct platform_device *pdev) err_dev_unregister: v4l2_device_unregister(&core->v4l2_dev); -err_core_deinit: - hfi_core_deinit(core, false); err_venus_shutdown: venus_shutdown(core); +err_firmware_deinit: + venus_firmware_deinit(core); +err_of_depopulate: + of_platform_depopulate(dev); err_runtime_disable: pm_runtime_put_noidle(dev); pm_runtime_set_suspended(dev); pm_runtime_disable(dev); hfi_destroy(core); +err_core_deinit: + hfi_core_deinit(core, false); err_core_put: if (core->pm_ops->core_put) - core->pm_ops->core_put(dev); + core->pm_ops->core_put(core); return ret; } @@ -364,11 +369,14 @@ static int venus_remove(struct platform_device *pdev) pm_runtime_disable(dev); if (pm_ops->core_put) - pm_ops->core_put(dev); + pm_ops->core_put(core); + + v4l2_device_unregister(&core->v4l2_dev); hfi_destroy(core); v4l2_device_unregister(&core->v4l2_dev); + mutex_destroy(&core->pm_lock); mutex_destroy(&core->lock); venus_dbgfs_deinit(core); @@ -387,7 +395,7 @@ static __maybe_unused int venus_runtime_suspend(struct device *dev) return ret; if (pm_ops->core_power) { - ret = pm_ops->core_power(dev, POWER_OFF); + ret = pm_ops->core_power(core, POWER_OFF); if (ret) return ret; } @@ -405,7 +413,8 @@ static __maybe_unused int venus_runtime_suspend(struct device *dev) err_video_path: icc_set_bw(core->cpucfg_path, kbps_to_icc(1000), 0); err_cpucfg_path: - pm_ops->core_power(dev, POWER_ON); + if (pm_ops->core_power) + pm_ops->core_power(core, POWER_ON); return ret; } @@ -425,7 +434,7 @@ static __maybe_unused int venus_runtime_resume(struct device *dev) return ret; if (pm_ops->core_power) { - ret = pm_ops->core_power(dev, POWER_ON); + ret = pm_ops->core_power(core, POWER_ON); if (ret) return ret; } diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h index 05c9fbd51f0c0..f2a0ef9ee884e 100644 --- a/drivers/media/platform/qcom/venus/core.h +++ b/drivers/media/platform/qcom/venus/core.h @@ -123,7 +123,6 @@ struct venus_caps { * @clks: an array of struct clk pointers * @vcodec0_clks: an array of vcodec0 struct clk pointers * @vcodec1_clks: an array of vcodec1 struct clk pointers - * @pd_dl_venus: pmdomain device-link for venus domain * @pmdomains: an array of pmdomains struct device pointers * @vdev_dec: a reference to video device structure for decoder instances * @vdev_enc: a reference to video device structure for encoder instances @@ -161,7 +160,6 @@ struct venus_core { struct icc_path *cpucfg_path; struct opp_table *opp_table; bool has_opp_table; - struct device_link *pd_dl_venus; struct device *pmdomains[VIDC_PMDOMAINS_NUM_MAX]; struct device_link *opp_dl_venus; struct device *opp_pmdomain; diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c index 2946547a0df4a..710f9a2b132b0 100644 --- a/drivers/media/platform/qcom/venus/pm_helpers.c +++ b/drivers/media/platform/qcom/venus/pm_helpers.c @@ -147,14 +147,12 @@ static u32 load_per_type(struct venus_core *core, u32 session_type) struct venus_inst *inst = NULL; u32 mbs_per_sec = 0; - mutex_lock(&core->lock); list_for_each_entry(inst, &core->instances, list) { if (inst->session_type != session_type) continue; mbs_per_sec += load_per_instance(inst); } - mutex_unlock(&core->lock); return mbs_per_sec; } @@ -203,14 +201,12 @@ static int load_scale_bw(struct venus_core *core) struct venus_inst *inst = NULL; u32 mbs_per_sec, avg, peak, total_avg = 0, total_peak = 0; - mutex_lock(&core->lock); list_for_each_entry(inst, &core->instances, list) { mbs_per_sec = load_per_instance(inst); mbs_to_bw(inst, mbs_per_sec, &avg, &peak); total_avg += avg; total_peak += peak; } - mutex_unlock(&core->lock); /* * keep minimum bandwidth vote for "video-mem" path, @@ -237,8 +233,9 @@ static int load_scale_v1(struct venus_inst *inst) struct device *dev = core->dev; u32 mbs_per_sec; unsigned int i; - int ret; + int ret = 0; + mutex_lock(&core->lock); mbs_per_sec = load_per_type(core, VIDC_SESSION_TYPE_ENC) + load_per_type(core, VIDC_SESSION_TYPE_DEC); @@ -263,29 +260,28 @@ set_freq: if (ret) { dev_err(dev, "failed to set clock rate %lu (%d)\n", freq, ret); - return ret; + goto exit; } ret = load_scale_bw(core); if (ret) { dev_err(dev, "failed to set bandwidth (%d)\n", ret); - return ret; + goto exit; } - return 0; +exit: + mutex_unlock(&core->lock); + return ret; } -static int core_get_v1(struct device *dev) +static int core_get_v1(struct venus_core *core) { - struct venus_core *core = dev_get_drvdata(dev); - return core_clks_get(core); } -static int core_power_v1(struct device *dev, int on) +static int core_power_v1(struct venus_core *core, int on) { - struct venus_core *core = dev_get_drvdata(dev); int ret = 0; if (on == POWER_ON) @@ -752,12 +748,12 @@ static int venc_power_v4(struct device *dev, int on) return ret; } -static int vcodec_domains_get(struct device *dev) +static int vcodec_domains_get(struct venus_core *core) { int ret; struct opp_table *opp_table; struct device **opp_virt_dev; - struct venus_core *core = dev_get_drvdata(dev); + struct device *dev = core->dev; const struct venus_resources *res = core->res; struct device *pd; unsigned int i; @@ -773,13 +769,6 @@ static int vcodec_domains_get(struct device *dev) core->pmdomains[i] = pd; } - core->pd_dl_venus = device_link_add(dev, core->pmdomains[0], - DL_FLAG_PM_RUNTIME | - DL_FLAG_STATELESS | - DL_FLAG_RPM_ACTIVE); - if (!core->pd_dl_venus) - return -ENODEV; - skip_pmdomains: if (!core->has_opp_table) return 0; @@ -806,29 +795,23 @@ skip_pmdomains: opp_dl_add_err: dev_pm_opp_detach_genpd(core->opp_table); opp_attach_err: - if (core->pd_dl_venus) { - device_link_del(core->pd_dl_venus); - for (i = 0; i < res->vcodec_pmdomains_num; i++) { - if (IS_ERR_OR_NULL(core->pmdomains[i])) - continue; - dev_pm_domain_detach(core->pmdomains[i], true); - } + for (i = 0; i < res->vcodec_pmdomains_num; i++) { + if (IS_ERR_OR_NULL(core->pmdomains[i])) + continue; + dev_pm_domain_detach(core->pmdomains[i], true); } + return ret; } -static void vcodec_domains_put(struct device *dev) +static void vcodec_domains_put(struct venus_core *core) { - struct venus_core *core = dev_get_drvdata(dev); const struct venus_resources *res = core->res; unsigned int i; if (!res->vcodec_pmdomains_num) goto skip_pmdomains; - if (core->pd_dl_venus) - device_link_del(core->pd_dl_venus); - for (i = 0; i < res->vcodec_pmdomains_num; i++) { if (IS_ERR_OR_NULL(core->pmdomains[i])) continue; @@ -845,9 +828,9 @@ skip_pmdomains: dev_pm_opp_detach_genpd(core->opp_table); } -static int core_get_v4(struct device *dev) +static int core_get_v4(struct venus_core *core) { - struct venus_core *core = dev_get_drvdata(dev); + struct device *dev = core->dev; const struct venus_resources *res = core->res; int ret; @@ -886,7 +869,7 @@ static int core_get_v4(struct device *dev) } } - ret = vcodec_domains_get(dev); + ret = vcodec_domains_get(core); if (ret) { if (core->has_opp_table) dev_pm_opp_of_remove_table(dev); @@ -897,14 +880,14 @@ static int core_get_v4(struct device *dev) return 0; } -static void core_put_v4(struct device *dev) +static void core_put_v4(struct venus_core *core) { - struct venus_core *core = dev_get_drvdata(dev); + struct device *dev = core->dev; if (legacy_binding) return; - vcodec_domains_put(dev); + vcodec_domains_put(core); if (core->has_opp_table) dev_pm_opp_of_remove_table(dev); @@ -913,19 +896,33 @@ static void core_put_v4(struct device *dev) } -static int core_power_v4(struct device *dev, int on) +static int core_power_v4(struct venus_core *core, int on) { - struct venus_core *core = dev_get_drvdata(dev); + struct device *dev = core->dev; + struct device *pmctrl = core->pmdomains[0]; int ret = 0; if (on == POWER_ON) { + if (pmctrl) { + ret = pm_runtime_get_sync(pmctrl); + if (ret < 0) { + pm_runtime_put_noidle(pmctrl); + return ret; + } + } + ret = core_clks_enable(core); + if (ret < 0 && pmctrl) + pm_runtime_put_sync(pmctrl); } else { /* Drop the performance state vote */ if (core->opp_pmdomain) dev_pm_opp_set_rate(dev, 0); core_clks_disable(core); + + if (pmctrl) + pm_runtime_put_sync(pmctrl); } return ret; @@ -962,13 +959,13 @@ static int load_scale_v4(struct venus_inst *inst) struct device *dev = core->dev; unsigned long freq = 0, freq_core1 = 0, freq_core2 = 0; unsigned long filled_len = 0; - int i, ret; + int i, ret = 0; for (i = 0; i < inst->num_input_bufs; i++) filled_len = max(filled_len, inst->payloads[i]); if (inst->session_type == VIDC_SESSION_TYPE_DEC && !filled_len) - return 0; + return ret; freq = calculate_inst_freq(inst, filled_len); inst->clk_data.freq = freq; @@ -984,7 +981,6 @@ static int load_scale_v4(struct venus_inst *inst) freq_core2 += inst->clk_data.freq; } } - mutex_unlock(&core->lock); freq = max(freq_core1, freq_core2); @@ -1008,17 +1004,19 @@ set_freq: if (ret) { dev_err(dev, "failed to set clock rate %lu (%d)\n", freq, ret); - return ret; + goto exit; } ret = load_scale_bw(core); if (ret) { dev_err(dev, "failed to set bandwidth (%d)\n", ret); - return ret; + goto exit; } - return 0; +exit: + mutex_unlock(&core->lock); + return ret; } static const struct venus_pm_ops pm_ops_v4 = { diff --git a/drivers/media/platform/qcom/venus/pm_helpers.h b/drivers/media/platform/qcom/venus/pm_helpers.h index aa2f6afa23544..a492c50c5543c 100644 --- a/drivers/media/platform/qcom/venus/pm_helpers.h +++ b/drivers/media/platform/qcom/venus/pm_helpers.h @@ -4,14 +4,15 @@ #define __VENUS_PM_HELPERS_H__ struct device; +struct venus_core; #define POWER_ON 1 #define POWER_OFF 0 struct venus_pm_ops { - int (*core_get)(struct device *dev); - void (*core_put)(struct device *dev); - int (*core_power)(struct device *dev, int on); + int (*core_get)(struct venus_core *core); + void (*core_put)(struct venus_core *core); + int (*core_power)(struct venus_core *core, int on); int (*vdec_get)(struct device *dev); void (*vdec_put)(struct device *dev); diff --git a/drivers/media/platform/rcar-vin/rcar-csi2.c b/drivers/media/platform/rcar-vin/rcar-csi2.c index d2d87a204e918..5e8e48a721a04 100644 --- a/drivers/media/platform/rcar-vin/rcar-csi2.c +++ b/drivers/media/platform/rcar-vin/rcar-csi2.c @@ -436,16 +436,23 @@ static int rcsi2_wait_phy_start(struct rcar_csi2 *priv, static int rcsi2_set_phypll(struct rcar_csi2 *priv, unsigned int mbps) { const struct rcsi2_mbps_reg *hsfreq; + const struct rcsi2_mbps_reg *hsfreq_prev = NULL; - for (hsfreq = priv->info->hsfreqrange; hsfreq->mbps != 0; hsfreq++) + for (hsfreq = priv->info->hsfreqrange; hsfreq->mbps != 0; hsfreq++) { if (hsfreq->mbps >= mbps) break; + hsfreq_prev = hsfreq; + } if (!hsfreq->mbps) { dev_err(priv->dev, "Unsupported PHY speed (%u Mbps)", mbps); return -ERANGE; } + if (hsfreq_prev && + ((mbps - hsfreq_prev->mbps) <= (hsfreq->mbps - mbps))) + hsfreq = hsfreq_prev; + rcsi2_write(priv, PHYPLL_REG, PHYPLL_HSFREQRANGE(hsfreq->reg)); return 0; @@ -969,10 +976,17 @@ static int rcsi2_phtw_write_mbps(struct rcar_csi2 *priv, unsigned int mbps, const struct rcsi2_mbps_reg *values, u16 code) { const struct rcsi2_mbps_reg *value; + const struct rcsi2_mbps_reg *prev_value = NULL; - for (value = values; value->mbps; value++) + for (value = values; value->mbps; value++) { if (value->mbps >= mbps) break; + prev_value = value; + } + + if (prev_value && + ((mbps - prev_value->mbps) <= (value->mbps - mbps))) + value = prev_value; if (!value->mbps) { dev_err(priv->dev, "Unsupported PHY speed (%u Mbps)", mbps); diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c index 3e7a3ae2a6b97..0bbe6f9f92062 100644 --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c @@ -175,20 +175,27 @@ static void rvin_format_align(struct rvin_dev *vin, struct v4l2_pix_format *pix) break; } - /* HW limit width to a multiple of 32 (2^5) for NV12/16 else 2 (2^1) */ + /* Hardware limits width alignment based on format. */ switch (pix->pixelformat) { + /* Multiple of 32 (2^5) for NV12/16. */ case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV16: walign = 5; break; - default: + /* Multiple of 2 (2^1) for YUV. */ + case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_UYVY: walign = 1; break; + /* No multiple for RGB. */ + default: + walign = 0; + break; } /* Limit to VIN capabilities */ - v4l_bound_align_image(&pix->width, 2, vin->info->max_width, walign, - &pix->height, 4, vin->info->max_height, 2, 0); + v4l_bound_align_image(&pix->width, 5, vin->info->max_width, walign, + &pix->height, 2, vin->info->max_height, 0, 0); pix->bytesperline = rvin_format_bytesperline(vin, pix); pix->sizeimage = rvin_format_sizeimage(pix); diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c index a972c0705ac79..76d39e2e87706 100644 --- a/drivers/media/radio/si470x/radio-si470x-i2c.c +++ b/drivers/media/radio/si470x/radio-si470x-i2c.c @@ -368,7 +368,7 @@ static int si470x_i2c_probe(struct i2c_client *client) if (radio->hdl.error) { retval = radio->hdl.error; dev_err(&client->dev, "couldn't register control\n"); - goto err_dev; + goto err_all; } /* video device initialization */ @@ -463,7 +463,6 @@ static int si470x_i2c_probe(struct i2c_client *client) return 0; err_all: v4l2_ctrl_handler_free(&radio->hdl); -err_dev: v4l2_device_unregister(&radio->v4l2_dev); err_initial: return retval; diff --git a/drivers/media/rc/igorplugusb.c b/drivers/media/rc/igorplugusb.c index effaa5751d6c9..3e9988ee785f0 100644 --- a/drivers/media/rc/igorplugusb.c +++ b/drivers/media/rc/igorplugusb.c @@ -64,9 +64,11 @@ static void igorplugusb_irdata(struct igorplugusb *ir, unsigned len) if (start >= len) { dev_err(ir->dev, "receive overflow invalid: %u", overflow); } else { - if (overflow > 0) + if (overflow > 0) { dev_warn(ir->dev, "receive overflow, at least %u lost", overflow); + ir_raw_event_reset(ir->rc); + } do { rawir.duration = ir->buf_in[i] * 85; diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c index 8870c4e6c5f44..dbb5a4f44bda5 100644 --- a/drivers/media/rc/mceusb.c +++ b/drivers/media/rc/mceusb.c @@ -1430,7 +1430,7 @@ static void mceusb_gen1_init(struct mceusb_dev *ir) */ ret = usb_control_msg(ir->usbdev, usb_rcvctrlpipe(ir->usbdev, 0), USB_REQ_SET_ADDRESS, USB_TYPE_VENDOR, 0, 0, - data, USB_CTRL_MSG_SZ, HZ * 3); + data, USB_CTRL_MSG_SZ, 3000); dev_dbg(dev, "set address - ret = %d", ret); dev_dbg(dev, "set address - data[0] = %d, data[1] = %d", data[0], data[1]); @@ -1438,20 +1438,20 @@ static void mceusb_gen1_init(struct mceusb_dev *ir) /* set feature: bit rate 38400 bps */ ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), USB_REQ_SET_FEATURE, USB_TYPE_VENDOR, - 0xc04e, 0x0000, NULL, 0, HZ * 3); + 0xc04e, 0x0000, NULL, 0, 3000); dev_dbg(dev, "set feature - ret = %d", ret); /* bRequest 4: set char length to 8 bits */ ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), 4, USB_TYPE_VENDOR, - 0x0808, 0x0000, NULL, 0, HZ * 3); + 0x0808, 0x0000, NULL, 0, 3000); dev_dbg(dev, "set char length - retB = %d", ret); /* bRequest 2: set handshaking to use DTR/DSR */ ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), 2, USB_TYPE_VENDOR, - 0x0000, 0x0100, NULL, 0, HZ * 3); + 0x0000, 0x0100, NULL, 0, 3000); dev_dbg(dev, "set handshake - retC = %d", ret); /* device resume */ diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c index 2cf3377ec63a7..a61f9820ade95 100644 --- a/drivers/media/rc/redrat3.c +++ b/drivers/media/rc/redrat3.c @@ -404,7 +404,7 @@ static int redrat3_send_cmd(int cmd, struct redrat3_dev *rr3) udev = rr3->udev; res = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), cmd, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - 0x0000, 0x0000, data, sizeof(u8), HZ * 10); + 0x0000, 0x0000, data, sizeof(u8), 10000); if (res < 0) { dev_err(rr3->dev, "%s: Error sending rr3 cmd res %d, data %d", @@ -480,7 +480,7 @@ static u32 redrat3_get_timeout(struct redrat3_dev *rr3) pipe = usb_rcvctrlpipe(rr3->udev, 0); ret = usb_control_msg(rr3->udev, pipe, RR3_GET_IR_PARAM, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - RR3_IR_IO_SIG_TIMEOUT, 0, tmp, len, HZ * 5); + RR3_IR_IO_SIG_TIMEOUT, 0, tmp, len, 5000); if (ret != len) dev_warn(rr3->dev, "Failed to read timeout from hardware\n"); else { @@ -510,7 +510,7 @@ static int redrat3_set_timeout(struct rc_dev *rc_dev, unsigned int timeoutus) ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), RR3_SET_IR_PARAM, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, RR3_IR_IO_SIG_TIMEOUT, 0, timeout, sizeof(*timeout), - HZ * 25); + 25000); dev_dbg(dev, "set ir parm timeout %d ret 0x%02x\n", be32_to_cpu(*timeout), ret); @@ -542,32 +542,32 @@ static void redrat3_reset(struct redrat3_dev *rr3) *val = 0x01; rc = usb_control_msg(udev, rxpipe, RR3_RESET, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - RR3_CPUCS_REG_ADDR, 0, val, len, HZ * 25); + RR3_CPUCS_REG_ADDR, 0, val, len, 25000); dev_dbg(dev, "reset returned 0x%02x\n", rc); *val = length_fuzz; rc = usb_control_msg(udev, txpipe, RR3_SET_IR_PARAM, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - RR3_IR_IO_LENGTH_FUZZ, 0, val, len, HZ * 25); + RR3_IR_IO_LENGTH_FUZZ, 0, val, len, 25000); dev_dbg(dev, "set ir parm len fuzz %d rc 0x%02x\n", *val, rc); *val = (65536 - (minimum_pause * 2000)) / 256; rc = usb_control_msg(udev, txpipe, RR3_SET_IR_PARAM, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - RR3_IR_IO_MIN_PAUSE, 0, val, len, HZ * 25); + RR3_IR_IO_MIN_PAUSE, 0, val, len, 25000); dev_dbg(dev, "set ir parm min pause %d rc 0x%02x\n", *val, rc); *val = periods_measure_carrier; rc = usb_control_msg(udev, txpipe, RR3_SET_IR_PARAM, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - RR3_IR_IO_PERIODS_MF, 0, val, len, HZ * 25); + RR3_IR_IO_PERIODS_MF, 0, val, len, 25000); dev_dbg(dev, "set ir parm periods measure carrier %d rc 0x%02x", *val, rc); *val = RR3_DRIVER_MAXLENS; rc = usb_control_msg(udev, txpipe, RR3_SET_IR_PARAM, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - RR3_IR_IO_MAX_LENGTHS, 0, val, len, HZ * 25); + RR3_IR_IO_MAX_LENGTHS, 0, val, len, 25000); dev_dbg(dev, "set ir parm max lens %d rc 0x%02x\n", *val, rc); kfree(val); @@ -585,7 +585,7 @@ static void redrat3_get_firmware_rev(struct redrat3_dev *rr3) rc = usb_control_msg(rr3->udev, usb_rcvctrlpipe(rr3->udev, 0), RR3_FW_VERSION, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - 0, 0, buffer, RR3_FW_VERSION_LEN, HZ * 5); + 0, 0, buffer, RR3_FW_VERSION_LEN, 5000); if (rc >= 0) dev_info(rr3->dev, "Firmware rev: %s", buffer); @@ -825,14 +825,14 @@ static int redrat3_transmit_ir(struct rc_dev *rcdev, unsigned *txbuf, pipe = usb_sndbulkpipe(rr3->udev, rr3->ep_out->bEndpointAddress); ret = usb_bulk_msg(rr3->udev, pipe, irdata, - sendbuf_len, &ret_len, 10 * HZ); + sendbuf_len, &ret_len, 10000); dev_dbg(dev, "sent %d bytes, (ret %d)\n", ret_len, ret); /* now tell the hardware to transmit what we sent it */ pipe = usb_rcvctrlpipe(rr3->udev, 0); ret = usb_control_msg(rr3->udev, pipe, RR3_TX_SEND_SIGNAL, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - 0, 0, irdata, 2, HZ * 10); + 0, 0, irdata, 2, 10000); if (ret < 0) dev_err(dev, "Error: control msg send failed, rc %d\n", ret); diff --git a/drivers/media/tuners/msi001.c b/drivers/media/tuners/msi001.c index 78e6fd600d8ef..44247049a3190 100644 --- a/drivers/media/tuners/msi001.c +++ b/drivers/media/tuners/msi001.c @@ -442,6 +442,13 @@ static int msi001_probe(struct spi_device *spi) V4L2_CID_RF_TUNER_BANDWIDTH_AUTO, 0, 1, 1, 1); dev->bandwidth = v4l2_ctrl_new_std(&dev->hdl, &msi001_ctrl_ops, V4L2_CID_RF_TUNER_BANDWIDTH, 200000, 8000000, 1, 200000); + if (dev->hdl.error) { + ret = dev->hdl.error; + dev_err(&spi->dev, "Could not initialize controls\n"); + /* control init failed, free handler */ + goto err_ctrl_handler_free; + } + v4l2_ctrl_auto_cluster(2, &dev->bandwidth_auto, 0, false); dev->lna_gain = v4l2_ctrl_new_std(&dev->hdl, &msi001_ctrl_ops, V4L2_CID_RF_TUNER_LNA_GAIN, 0, 1, 1, 1); diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c index fefb2625f6558..75ddf7ed1faff 100644 --- a/drivers/media/tuners/si2157.c +++ b/drivers/media/tuners/si2157.c @@ -90,7 +90,7 @@ static int si2157_init(struct dvb_frontend *fe) dev_dbg(&client->dev, "\n"); /* Try to get Xtal trim property, to verify tuner still running */ - memcpy(cmd.args, "\x15\x00\x04\x02", 4); + memcpy(cmd.args, "\x15\x00\x02\x04", 4); cmd.wlen = 4; cmd.rlen = 4; ret = si2157_cmd_execute(client, &cmd); diff --git a/drivers/media/usb/b2c2/flexcop-usb.c b/drivers/media/usb/b2c2/flexcop-usb.c index e731243267e49..a2563c2540808 100644 --- a/drivers/media/usb/b2c2/flexcop-usb.c +++ b/drivers/media/usb/b2c2/flexcop-usb.c @@ -87,7 +87,7 @@ static int flexcop_usb_readwrite_dw(struct flexcop_device *fc, u16 wRegOffsPCI, 0, fc_usb->data, sizeof(u32), - B2C2_WAIT_FOR_OPERATION_RDW * HZ); + B2C2_WAIT_FOR_OPERATION_RDW); if (ret != sizeof(u32)) { err("error while %s dword from %d (%d).", read ? "reading" : @@ -155,7 +155,7 @@ static int flexcop_usb_v8_memory_req(struct flexcop_usb *fc_usb, wIndex, fc_usb->data, buflen, - nWaitTime * HZ); + nWaitTime); if (ret != buflen) ret = -EIO; @@ -249,13 +249,13 @@ static int flexcop_usb_i2c_req(struct flexcop_i2c_adapter *i2c, /* DKT 020208 - add this to support special case of DiSEqC */ case USB_FUNC_I2C_CHECKWRITE: pipe = B2C2_USB_CTRL_PIPE_OUT; - nWaitTime = 2; + nWaitTime = 2000; request_type |= USB_DIR_OUT; break; case USB_FUNC_I2C_READ: case USB_FUNC_I2C_REPEATREAD: pipe = B2C2_USB_CTRL_PIPE_IN; - nWaitTime = 2; + nWaitTime = 2000; request_type |= USB_DIR_IN; break; default: @@ -282,7 +282,7 @@ static int flexcop_usb_i2c_req(struct flexcop_i2c_adapter *i2c, wIndex, fc_usb->data, buflen, - nWaitTime * HZ); + nWaitTime); if (ret != buflen) ret = -EIO; diff --git a/drivers/media/usb/b2c2/flexcop-usb.h b/drivers/media/usb/b2c2/flexcop-usb.h index 2f230bf72252b..c7cca1a5ee59d 100644 --- a/drivers/media/usb/b2c2/flexcop-usb.h +++ b/drivers/media/usb/b2c2/flexcop-usb.h @@ -91,13 +91,13 @@ typedef enum { UTILITY_SRAM_TESTVERIFY = 0x16, } flexcop_usb_utility_function_t; -#define B2C2_WAIT_FOR_OPERATION_RW (1*HZ) -#define B2C2_WAIT_FOR_OPERATION_RDW (3*HZ) -#define B2C2_WAIT_FOR_OPERATION_WDW (1*HZ) +#define B2C2_WAIT_FOR_OPERATION_RW 1000 +#define B2C2_WAIT_FOR_OPERATION_RDW 3000 +#define B2C2_WAIT_FOR_OPERATION_WDW 1000 -#define B2C2_WAIT_FOR_OPERATION_V8READ (3*HZ) -#define B2C2_WAIT_FOR_OPERATION_V8WRITE (3*HZ) -#define B2C2_WAIT_FOR_OPERATION_V8FLASH (3*HZ) +#define B2C2_WAIT_FOR_OPERATION_V8READ 3000 +#define B2C2_WAIT_FOR_OPERATION_V8WRITE 3000 +#define B2C2_WAIT_FOR_OPERATION_V8FLASH 3000 typedef enum { V8_MEMORY_PAGE_DVB_CI = 0x20, diff --git a/drivers/media/usb/cpia2/cpia2_usb.c b/drivers/media/usb/cpia2/cpia2_usb.c index 76aac06f9fb8e..cba03b2864738 100644 --- a/drivers/media/usb/cpia2/cpia2_usb.c +++ b/drivers/media/usb/cpia2/cpia2_usb.c @@ -550,7 +550,7 @@ static int write_packet(struct usb_device *udev, 0, /* index */ buf, /* buffer */ size, - HZ); + 1000); kfree(buf); return ret; @@ -582,7 +582,7 @@ static int read_packet(struct usb_device *udev, 0, /* index */ buf, /* buffer */ size, - HZ); + 1000); if (ret >= 0) memcpy(registers, buf, size); diff --git a/drivers/media/usb/dvb-usb/dib0700_core.c b/drivers/media/usb/dvb-usb/dib0700_core.c index 70219b3e85666..7ea8f68b0f458 100644 --- a/drivers/media/usb/dvb-usb/dib0700_core.c +++ b/drivers/media/usb/dvb-usb/dib0700_core.c @@ -618,8 +618,6 @@ int dib0700_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) deb_info("the endpoint number (%i) is not correct, use the adapter id instead", adap->fe_adap[0].stream.props.endpoint); if (onoff) st->channel_state |= 1 << (adap->id); - else - st->channel_state |= 1 << ~(adap->id); } else { if (onoff) st->channel_state |= 1 << (adap->fe_adap[0].stream.props.endpoint-2); diff --git a/drivers/media/usb/dvb-usb/dw2102.c b/drivers/media/usb/dvb-usb/dw2102.c index a27a684403252..aa929db56db1f 100644 --- a/drivers/media/usb/dvb-usb/dw2102.c +++ b/drivers/media/usb/dvb-usb/dw2102.c @@ -2148,46 +2148,153 @@ static struct dvb_usb_device_properties s6x0_properties = { } }; -static const struct dvb_usb_device_description d1100 = { - "Prof 1100 USB ", - {&dw2102_table[PROF_1100], NULL}, - {NULL}, -}; +static struct dvb_usb_device_properties p1100_properties = { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + .usb_ctrl = DEVICE_SPECIFIC, + .size_of_priv = sizeof(struct dw2102_state), + .firmware = P1100_FIRMWARE, + .no_reconnect = 1, -static const struct dvb_usb_device_description d660 = { - "TeVii S660 USB", - {&dw2102_table[TEVII_S660], NULL}, - {NULL}, -}; + .i2c_algo = &s6x0_i2c_algo, + .rc.core = { + .rc_interval = 150, + .rc_codes = RC_MAP_TBS_NEC, + .module_name = "dw2102", + .allowed_protos = RC_PROTO_BIT_NEC, + .rc_query = prof_rc_query, + }, -static const struct dvb_usb_device_description d480_1 = { - "TeVii S480.1 USB", - {&dw2102_table[TEVII_S480_1], NULL}, - {NULL}, + .generic_bulk_ctrl_endpoint = 0x81, + .num_adapters = 1, + .download_firmware = dw2102_load_firmware, + .read_mac_address = s6x0_read_mac_address, + .adapter = { + { + .num_frontends = 1, + .fe = {{ + .frontend_attach = stv0288_frontend_attach, + .stream = { + .type = USB_BULK, + .count = 8, + .endpoint = 0x82, + .u = { + .bulk = { + .buffersize = 4096, + } + } + }, + } }, + } + }, + .num_device_descs = 1, + .devices = { + {"Prof 1100 USB ", + {&dw2102_table[PROF_1100], NULL}, + {NULL}, + }, + } }; -static const struct dvb_usb_device_description d480_2 = { - "TeVii S480.2 USB", - {&dw2102_table[TEVII_S480_2], NULL}, - {NULL}, -}; +static struct dvb_usb_device_properties s660_properties = { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + .usb_ctrl = DEVICE_SPECIFIC, + .size_of_priv = sizeof(struct dw2102_state), + .firmware = S660_FIRMWARE, + .no_reconnect = 1, -static const struct dvb_usb_device_description d7500 = { - "Prof 7500 USB DVB-S2", - {&dw2102_table[PROF_7500], NULL}, - {NULL}, -}; + .i2c_algo = &s6x0_i2c_algo, + .rc.core = { + .rc_interval = 150, + .rc_codes = RC_MAP_TEVII_NEC, + .module_name = "dw2102", + .allowed_protos = RC_PROTO_BIT_NEC, + .rc_query = dw2102_rc_query, + }, -static const struct dvb_usb_device_description d421 = { - "TeVii S421 PCI", - {&dw2102_table[TEVII_S421], NULL}, - {NULL}, + .generic_bulk_ctrl_endpoint = 0x81, + .num_adapters = 1, + .download_firmware = dw2102_load_firmware, + .read_mac_address = s6x0_read_mac_address, + .adapter = { + { + .num_frontends = 1, + .fe = {{ + .frontend_attach = ds3000_frontend_attach, + .stream = { + .type = USB_BULK, + .count = 8, + .endpoint = 0x82, + .u = { + .bulk = { + .buffersize = 4096, + } + } + }, + } }, + } + }, + .num_device_descs = 3, + .devices = { + {"TeVii S660 USB", + {&dw2102_table[TEVII_S660], NULL}, + {NULL}, + }, + {"TeVii S480.1 USB", + {&dw2102_table[TEVII_S480_1], NULL}, + {NULL}, + }, + {"TeVii S480.2 USB", + {&dw2102_table[TEVII_S480_2], NULL}, + {NULL}, + }, + } }; -static const struct dvb_usb_device_description d632 = { - "TeVii S632 USB", - {&dw2102_table[TEVII_S632], NULL}, - {NULL}, +static struct dvb_usb_device_properties p7500_properties = { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + .usb_ctrl = DEVICE_SPECIFIC, + .size_of_priv = sizeof(struct dw2102_state), + .firmware = P7500_FIRMWARE, + .no_reconnect = 1, + + .i2c_algo = &s6x0_i2c_algo, + .rc.core = { + .rc_interval = 150, + .rc_codes = RC_MAP_TBS_NEC, + .module_name = "dw2102", + .allowed_protos = RC_PROTO_BIT_NEC, + .rc_query = prof_rc_query, + }, + + .generic_bulk_ctrl_endpoint = 0x81, + .num_adapters = 1, + .download_firmware = dw2102_load_firmware, + .read_mac_address = s6x0_read_mac_address, + .adapter = { + { + .num_frontends = 1, + .fe = {{ + .frontend_attach = prof_7500_frontend_attach, + .stream = { + .type = USB_BULK, + .count = 8, + .endpoint = 0x82, + .u = { + .bulk = { + .buffersize = 4096, + } + } + }, + } }, + } + }, + .num_device_descs = 1, + .devices = { + {"Prof 7500 USB DVB-S2", + {&dw2102_table[PROF_7500], NULL}, + {NULL}, + }, + } }; static struct dvb_usb_device_properties su3000_properties = { @@ -2267,6 +2374,59 @@ static struct dvb_usb_device_properties su3000_properties = { } }; +static struct dvb_usb_device_properties s421_properties = { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + .usb_ctrl = DEVICE_SPECIFIC, + .size_of_priv = sizeof(struct dw2102_state), + .power_ctrl = su3000_power_ctrl, + .num_adapters = 1, + .identify_state = su3000_identify_state, + .i2c_algo = &su3000_i2c_algo, + + .rc.core = { + .rc_interval = 150, + .rc_codes = RC_MAP_SU3000, + .module_name = "dw2102", + .allowed_protos = RC_PROTO_BIT_RC5, + .rc_query = su3000_rc_query, + }, + + .read_mac_address = su3000_read_mac_address, + + .generic_bulk_ctrl_endpoint = 0x01, + + .adapter = { + { + .num_frontends = 1, + .fe = {{ + .streaming_ctrl = su3000_streaming_ctrl, + .frontend_attach = m88rs2000_frontend_attach, + .stream = { + .type = USB_BULK, + .count = 8, + .endpoint = 0x82, + .u = { + .bulk = { + .buffersize = 4096, + } + } + } + } }, + } + }, + .num_device_descs = 2, + .devices = { + { "TeVii S421 PCI", + { &dw2102_table[TEVII_S421], NULL }, + { NULL }, + }, + { "TeVii S632 USB", + { &dw2102_table[TEVII_S632], NULL }, + { NULL }, + }, + } +}; + static struct dvb_usb_device_properties t220_properties = { .caps = DVB_USB_IS_AN_I2C_ADAPTER, .usb_ctrl = DEVICE_SPECIFIC, @@ -2384,101 +2544,33 @@ static struct dvb_usb_device_properties tt_s2_4600_properties = { static int dw2102_probe(struct usb_interface *intf, const struct usb_device_id *id) { - int retval = -ENOMEM; - struct dvb_usb_device_properties *p1100; - struct dvb_usb_device_properties *s660; - struct dvb_usb_device_properties *p7500; - struct dvb_usb_device_properties *s421; - - p1100 = kmemdup(&s6x0_properties, - sizeof(struct dvb_usb_device_properties), GFP_KERNEL); - if (!p1100) - goto err0; - - /* copy default structure */ - /* fill only different fields */ - p1100->firmware = P1100_FIRMWARE; - p1100->devices[0] = d1100; - p1100->rc.core.rc_query = prof_rc_query; - p1100->rc.core.rc_codes = RC_MAP_TBS_NEC; - p1100->adapter->fe[0].frontend_attach = stv0288_frontend_attach; - - s660 = kmemdup(&s6x0_properties, - sizeof(struct dvb_usb_device_properties), GFP_KERNEL); - if (!s660) - goto err1; - - s660->firmware = S660_FIRMWARE; - s660->num_device_descs = 3; - s660->devices[0] = d660; - s660->devices[1] = d480_1; - s660->devices[2] = d480_2; - s660->adapter->fe[0].frontend_attach = ds3000_frontend_attach; - - p7500 = kmemdup(&s6x0_properties, - sizeof(struct dvb_usb_device_properties), GFP_KERNEL); - if (!p7500) - goto err2; - - p7500->firmware = P7500_FIRMWARE; - p7500->devices[0] = d7500; - p7500->rc.core.rc_query = prof_rc_query; - p7500->rc.core.rc_codes = RC_MAP_TBS_NEC; - p7500->adapter->fe[0].frontend_attach = prof_7500_frontend_attach; - - - s421 = kmemdup(&su3000_properties, - sizeof(struct dvb_usb_device_properties), GFP_KERNEL); - if (!s421) - goto err3; - - s421->num_device_descs = 2; - s421->devices[0] = d421; - s421->devices[1] = d632; - s421->adapter->fe[0].frontend_attach = m88rs2000_frontend_attach; - - if (0 == dvb_usb_device_init(intf, &dw2102_properties, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, &dw2104_properties, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, &dw3101_properties, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, &s6x0_properties, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, p1100, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, s660, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, p7500, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, s421, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, &su3000_properties, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, &t220_properties, - THIS_MODULE, NULL, adapter_nr) || - 0 == dvb_usb_device_init(intf, &tt_s2_4600_properties, - THIS_MODULE, NULL, adapter_nr)) { - - /* clean up copied properties */ - kfree(s421); - kfree(p7500); - kfree(s660); - kfree(p1100); + if (!(dvb_usb_device_init(intf, &dw2102_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &dw2104_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &dw3101_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &s6x0_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &p1100_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &s660_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &p7500_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &s421_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &su3000_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &t220_properties, + THIS_MODULE, NULL, adapter_nr) && + dvb_usb_device_init(intf, &tt_s2_4600_properties, + THIS_MODULE, NULL, adapter_nr))) { return 0; } - retval = -ENODEV; - kfree(s421); -err3: - kfree(p7500); -err2: - kfree(s660); -err1: - kfree(p1100); -err0: - return retval; + return -ENODEV; } static void dw2102_disconnect(struct usb_interface *intf) diff --git a/drivers/media/usb/dvb-usb/m920x.c b/drivers/media/usb/dvb-usb/m920x.c index 4bb5b82599a79..691e05833db19 100644 --- a/drivers/media/usb/dvb-usb/m920x.c +++ b/drivers/media/usb/dvb-usb/m920x.c @@ -274,6 +274,13 @@ static int m920x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int nu /* Should check for ack here, if we knew how. */ } if (msg[i].flags & I2C_M_RD) { + char *read = kmalloc(1, GFP_KERNEL); + if (!read) { + ret = -ENOMEM; + kfree(read); + goto unlock; + } + for (j = 0; j < msg[i].len; j++) { /* Last byte of transaction? * Send STOP, otherwise send ACK. */ @@ -281,9 +288,12 @@ static int m920x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int nu if ((ret = m920x_read(d->udev, M9206_I2C, 0x0, 0x20 | stop, - &msg[i].buf[j], 1)) != 0) + read, 1)) != 0) goto unlock; + msg[i].buf[j] = read[0]; } + + kfree(read); } else { for (j = 0; j < msg[i].len; j++) { /* Last byte of transaction? Then send STOP. */ diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c index cf45cc566cbe2..87e375562dbb2 100644 --- a/drivers/media/usb/em28xx/em28xx-cards.c +++ b/drivers/media/usb/em28xx/em28xx-cards.c @@ -3575,8 +3575,10 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, if (dev->is_audio_only) { retval = em28xx_audio_setup(dev); - if (retval) - return -ENODEV; + if (retval) { + retval = -ENODEV; + goto err_deinit_media; + } em28xx_init_extension(dev); return 0; @@ -3595,7 +3597,7 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, dev_err(&dev->intf->dev, "%s: em28xx_i2c_register bus 0 - error [%d]!\n", __func__, retval); - return retval; + goto err_deinit_media; } /* register i2c bus 1 */ @@ -3611,9 +3613,7 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, "%s: em28xx_i2c_register bus 1 - error [%d]!\n", __func__, retval); - em28xx_i2c_unregister(dev, 0); - - return retval; + goto err_unreg_i2c; } } @@ -3621,6 +3621,12 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, em28xx_card_setup(dev); return 0; + +err_unreg_i2c: + em28xx_i2c_unregister(dev, 0); +err_deinit_media: + em28xx_unregister_media_device(dev); + return retval; } static int em28xx_duplicate_dev(struct em28xx *dev) diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index af9216278024f..308bc029099d9 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -89,7 +89,7 @@ int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg, mutex_lock(&dev->ctrl_urb_lock); ret = usb_control_msg(udev, pipe, req, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0x0000, reg, dev->urb_buf, len, HZ); + 0x0000, reg, dev->urb_buf, len, 1000); if (ret < 0) { em28xx_regdbg("(pipe 0x%08x): IN: %02x %02x %02x %02x %02x %02x %02x %02x failed with error %i\n", pipe, @@ -158,7 +158,7 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf, memcpy(dev->urb_buf, buf, len); ret = usb_control_msg(udev, pipe, req, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0x0000, reg, dev->urb_buf, len, HZ); + 0x0000, reg, dev->urb_buf, len, 1000); mutex_unlock(&dev->ctrl_urb_lock); if (ret < 0) { diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c index d38dee1792e41..3915d551d59e7 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c @@ -1467,7 +1467,7 @@ static int pvr2_upload_firmware1(struct pvr2_hdw *hdw) for (address = 0; address < fwsize; address += 0x800) { memcpy(fw_ptr, fw_entry->data + address, 0x800); ret += usb_control_msg(hdw->usb_dev, pipe, 0xa0, 0x40, address, - 0, fw_ptr, 0x800, HZ); + 0, fw_ptr, 0x800, 1000); } trace_firmware("Upload done, releasing device's CPU"); @@ -1605,7 +1605,7 @@ int pvr2_upload_firmware2(struct pvr2_hdw *hdw) ((u32 *)fw_ptr)[icnt] = swab32(((u32 *)fw_ptr)[icnt]); ret |= usb_bulk_msg(hdw->usb_dev, pipe, fw_ptr,bcnt, - &actual_length, HZ); + &actual_length, 1000); ret |= (actual_length != bcnt); if (ret) break; fw_done += bcnt; @@ -3438,7 +3438,7 @@ void pvr2_hdw_cpufw_set_enabled(struct pvr2_hdw *hdw, 0xa0,0xc0, address,0, hdw->fw_buffer+address, - 0x800,HZ); + 0x800,1000); if (ret < 0) break; } @@ -3977,7 +3977,7 @@ void pvr2_hdw_cpureset_assert(struct pvr2_hdw *hdw,int val) /* Write the CPUCS register on the 8051. The lsb of the register is the reset bit; a 1 asserts reset while a 0 clears it. */ pipe = usb_sndctrlpipe(hdw->usb_dev, 0); - ret = usb_control_msg(hdw->usb_dev,pipe,0xa0,0x40,0xe600,0,da,1,HZ); + ret = usb_control_msg(hdw->usb_dev,pipe,0xa0,0x40,0xe600,0,da,1,1000); if (ret < 0) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, "cpureset_assert(%d) error=%d",val,ret); diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c index 4af55e2478be1..cb15eb32d2a6b 100644 --- a/drivers/media/usb/s2255/s2255drv.c +++ b/drivers/media/usb/s2255/s2255drv.c @@ -1884,7 +1884,7 @@ static long s2255_vendor_req(struct s2255_dev *dev, unsigned char Request, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, Value, Index, buf, - TransferBufferLength, HZ * 5); + TransferBufferLength, USB_CTRL_SET_TIMEOUT); if (r >= 0) memcpy(TransferBuffer, buf, TransferBufferLength); @@ -1893,7 +1893,7 @@ static long s2255_vendor_req(struct s2255_dev *dev, unsigned char Request, r = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), Request, USB_TYPE_VENDOR | USB_RECIP_DEVICE, Value, Index, buf, - TransferBufferLength, HZ * 5); + TransferBufferLength, USB_CTRL_SET_TIMEOUT); } kfree(buf); return r; diff --git a/drivers/media/usb/stk1160/stk1160-core.c b/drivers/media/usb/stk1160/stk1160-core.c index b4f8bc5db1389..4e1698f788187 100644 --- a/drivers/media/usb/stk1160/stk1160-core.c +++ b/drivers/media/usb/stk1160/stk1160-core.c @@ -65,7 +65,7 @@ int stk1160_read_reg(struct stk1160 *dev, u16 reg, u8 *value) return -ENOMEM; ret = usb_control_msg(dev->udev, pipe, 0x00, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0x00, reg, buf, sizeof(u8), HZ); + 0x00, reg, buf, sizeof(u8), 1000); if (ret < 0) { stk1160_err("read failed on reg 0x%x (%d)\n", reg, ret); @@ -85,7 +85,7 @@ int stk1160_write_reg(struct stk1160 *dev, u16 reg, u16 value) ret = usb_control_msg(dev->udev, pipe, 0x01, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - value, reg, NULL, 0, HZ); + value, reg, NULL, 0, 1000); if (ret < 0) { stk1160_err("write failed on reg 0x%x (%d)\n", reg, ret); diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index a3dfacf069c44..c884020b28784 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -183,7 +183,7 @@ /* Maximum status buffer size in bytes of interrupt URB. */ #define UVC_MAX_STATUS_SIZE 16 -#define UVC_CTRL_CONTROL_TIMEOUT 500 +#define UVC_CTRL_CONTROL_TIMEOUT 5000 #define UVC_CTRL_STREAMING_TIMEOUT 5000 /* Maximum allowed number of control mappings per device */ diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 4ffa14e44efe4..6d6d30dbbe68b 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -2127,6 +2127,7 @@ static int v4l_prepare_buf(const struct v4l2_ioctl_ops *ops, static int v4l_g_parm(const struct v4l2_ioctl_ops *ops, struct file *file, void *fh, void *arg) { + struct video_device *vfd = video_devdata(file); struct v4l2_streamparm *p = arg; v4l2_std_id std; int ret = check_fmt(file, p->type); @@ -2138,7 +2139,8 @@ static int v4l_g_parm(const struct v4l2_ioctl_ops *ops, if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) return -EINVAL; - p->parm.capture.readbuffers = 2; + if (vfd->device_caps & V4L2_CAP_READWRITE) + p->parm.capture.readbuffers = 2; ret = ops->vidioc_g_std(file, fh, &std); if (ret == 0) v4l2_video_std_frame_period(std, &p->parm.capture.timeperframe); diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c index a760ab08256ff..9019121a80f53 100644 --- a/drivers/memory/renesas-rpc-if.c +++ b/drivers/memory/renesas-rpc-if.c @@ -245,7 +245,7 @@ int rpcif_sw_init(struct rpcif *rpc, struct device *dev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dirmap"); rpc->dirmap = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(rpc->dirmap)) - rpc->dirmap = NULL; + return PTR_ERR(rpc->dirmap); rpc->size = resource_size(res); rpc->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); diff --git a/drivers/mfd/atmel-flexcom.c b/drivers/mfd/atmel-flexcom.c index d2f5c073fdf31..559eb4d352b68 100644 --- a/drivers/mfd/atmel-flexcom.c +++ b/drivers/mfd/atmel-flexcom.c @@ -87,8 +87,7 @@ static const struct of_device_id atmel_flexcom_of_match[] = { }; MODULE_DEVICE_TABLE(of, atmel_flexcom_of_match); -#ifdef CONFIG_PM_SLEEP -static int atmel_flexcom_resume(struct device *dev) +static int __maybe_unused atmel_flexcom_resume_noirq(struct device *dev) { struct atmel_flexcom *ddata = dev_get_drvdata(dev); int err; @@ -105,16 +104,16 @@ static int atmel_flexcom_resume(struct device *dev) return 0; } -#endif -static SIMPLE_DEV_PM_OPS(atmel_flexcom_pm_ops, NULL, - atmel_flexcom_resume); +static const struct dev_pm_ops atmel_flexcom_pm_ops = { + .resume_noirq = atmel_flexcom_resume_noirq, +}; static struct platform_driver atmel_flexcom_driver = { .probe = atmel_flexcom_probe, .driver = { .name = "atmel_flexcom", - .pm = &atmel_flexcom_pm_ops, + .pm = pm_ptr(&atmel_flexcom_pm_ops), .of_match_table = atmel_flexcom_of_match, }, }; diff --git a/drivers/misc/lattice-ecp3-config.c b/drivers/misc/lattice-ecp3-config.c index 5eaf74447ca1e..556bb7d705f53 100644 --- a/drivers/misc/lattice-ecp3-config.c +++ b/drivers/misc/lattice-ecp3-config.c @@ -76,12 +76,12 @@ static void firmware_load(const struct firmware *fw, void *context) if (fw == NULL) { dev_err(&spi->dev, "Cannot load firmware, aborting\n"); - return; + goto out; } if (fw->size == 0) { dev_err(&spi->dev, "Error: Firmware size is 0!\n"); - return; + goto out; } /* Fill dummy data (24 stuffing bits for commands) */ @@ -103,7 +103,7 @@ static void firmware_load(const struct firmware *fw, void *context) dev_err(&spi->dev, "Error: No supported FPGA detected (JEDEC_ID=%08x)!\n", jedec_id); - return; + goto out; } dev_info(&spi->dev, "FPGA %s detected\n", ecp3_dev[i].name); @@ -116,7 +116,7 @@ static void firmware_load(const struct firmware *fw, void *context) buffer = kzalloc(fw->size + 8, GFP_KERNEL); if (!buffer) { dev_err(&spi->dev, "Error: Can't allocate memory!\n"); - return; + goto out; } /* @@ -155,7 +155,7 @@ static void firmware_load(const struct firmware *fw, void *context) "Error: Timeout waiting for FPGA to clear (status=%08x)!\n", status); kfree(buffer); - return; + goto out; } dev_info(&spi->dev, "Configuring the FPGA...\n"); @@ -181,7 +181,7 @@ static void firmware_load(const struct firmware *fw, void *context) release_firmware(fw); kfree(buffer); - +out: complete(&data->fw_loaded); } diff --git a/drivers/misc/lkdtm/Makefile b/drivers/misc/lkdtm/Makefile index 30c8ac24635d4..4405fb2bc7a00 100644 --- a/drivers/misc/lkdtm/Makefile +++ b/drivers/misc/lkdtm/Makefile @@ -16,7 +16,7 @@ KCOV_INSTRUMENT_rodata.o := n OBJCOPYFLAGS := OBJCOPYFLAGS_rodata_objcopy.o := \ - --rename-section .noinstr.text=.rodata,alloc,readonly,load + --rename-section .noinstr.text=.rodata,alloc,readonly,load,contents targets += rodata.o rodata_objcopy.o $(obj)/rodata_objcopy.o: $(obj)/rodata.o FORCE $(call if_changed,objcopy) diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c index 1b0853a82189a..99a4ce68d82f1 100644 --- a/drivers/mmc/core/sdio.c +++ b/drivers/mmc/core/sdio.c @@ -708,6 +708,8 @@ try_again: if (host->ops->init_card) host->ops->init_card(host, card); + card->ocr = ocr_card; + /* * If the host and card support UHS-I mode request the card * to switch to 1.8V signaling level. No 1.8v signalling if @@ -820,7 +822,7 @@ try_again: goto mismatch; } } - card->ocr = ocr_card; + mmc_fixup_device(card, sdio_fixup_methods); if (card->type == MMC_TYPE_SD_COMBO) { diff --git a/drivers/mmc/host/meson-mx-sdhc-mmc.c b/drivers/mmc/host/meson-mx-sdhc-mmc.c index 8fdd0bbbfa21f..28aa78aa08f3f 100644 --- a/drivers/mmc/host/meson-mx-sdhc-mmc.c +++ b/drivers/mmc/host/meson-mx-sdhc-mmc.c @@ -854,6 +854,11 @@ static int meson_mx_sdhc_probe(struct platform_device *pdev) goto err_disable_pclk; irq = platform_get_irq(pdev, 0); + if (irq < 0) { + ret = irq; + goto err_disable_pclk; + } + ret = devm_request_threaded_irq(dev, irq, meson_mx_sdhc_irq, meson_mx_sdhc_irq_thread, IRQF_ONESHOT, NULL, host); diff --git a/drivers/mmc/host/meson-mx-sdio.c b/drivers/mmc/host/meson-mx-sdio.c index 1c5299cd0cbe1..264aae2a2b0cf 100644 --- a/drivers/mmc/host/meson-mx-sdio.c +++ b/drivers/mmc/host/meson-mx-sdio.c @@ -663,6 +663,11 @@ static int meson_mx_mmc_probe(struct platform_device *pdev) } irq = platform_get_irq(pdev, 0); + if (irq < 0) { + ret = irq; + goto error_free_mmc; + } + ret = devm_request_threaded_irq(host->controller_dev, irq, meson_mx_mmc_irq, meson_mx_mmc_irq_thread, IRQF_ONESHOT, diff --git a/drivers/mtd/hyperbus/rpc-if.c b/drivers/mtd/hyperbus/rpc-if.c index ecb050ba95cdf..dc164c18f8429 100644 --- a/drivers/mtd/hyperbus/rpc-if.c +++ b/drivers/mtd/hyperbus/rpc-if.c @@ -124,7 +124,9 @@ static int rpcif_hb_probe(struct platform_device *pdev) if (!hyperbus) return -ENOMEM; - rpcif_sw_init(&hyperbus->rpc, pdev->dev.parent); + error = rpcif_sw_init(&hyperbus->rpc, pdev->dev.parent); + if (error) + return error; platform_set_drvdata(pdev, hyperbus); @@ -150,9 +152,9 @@ static int rpcif_hb_remove(struct platform_device *pdev) { struct rpcif_hyperbus *hyperbus = platform_get_drvdata(pdev); int error = hyperbus_unregister_device(&hyperbus->hbdev); - struct rpcif *rpc = dev_get_drvdata(pdev->dev.parent); - rpcif_disable_rpm(rpc); + rpcif_disable_rpm(&hyperbus->rpc); + return error; } diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c index 95d47422bbf20..5725818fa199f 100644 --- a/drivers/mtd/mtdpart.c +++ b/drivers/mtd/mtdpart.c @@ -313,7 +313,7 @@ static int __mtd_del_partition(struct mtd_info *mtd) if (err) return err; - list_del(&child->part.node); + list_del(&mtd->part.node); free_partition(mtd); return 0; diff --git a/drivers/mtd/nand/bbt.c b/drivers/mtd/nand/bbt.c index 044adf9138546..64af6898131d6 100644 --- a/drivers/mtd/nand/bbt.c +++ b/drivers/mtd/nand/bbt.c @@ -123,7 +123,7 @@ int nanddev_bbt_set_block_status(struct nand_device *nand, unsigned int entry, unsigned int rbits = bits_per_block + offs - BITS_PER_LONG; pos[1] &= ~GENMASK(rbits - 1, 0); - pos[1] |= val >> rbits; + pos[1] |= val >> (bits_per_block - rbits); } return 0; diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c index f8c36d19ab47f..bfd3f440aca57 100644 --- a/drivers/mtd/nand/raw/davinci_nand.c +++ b/drivers/mtd/nand/raw/davinci_nand.c @@ -372,17 +372,15 @@ correct: } /** - * nand_read_page_hwecc_oob_first - hw ecc, read oob first + * nand_davinci_read_page_hwecc_oob_first - Hardware ECC page read with ECC + * data read from OOB area * @chip: nand chip info structure * @buf: buffer to store read data * @oob_required: caller requires OOB data read to chip->oob_poi * @page: page number to read * - * Hardware ECC for large page chips, require OOB to be read first. For this - * ECC mode, the write_page method is re-used from ECC_HW. These methods - * read/write ECC from the OOB area, unlike the ECC_HW_SYNDROME support with - * multiple ECC steps, follows the "infix ECC" scheme and reads/writes ECC from - * the data area, by overwriting the NAND manufacturer bad block markings. + * Hardware ECC for large page chips, which requires the ECC data to be + * extracted from the OOB before the actual data is read. */ static int nand_davinci_read_page_hwecc_oob_first(struct nand_chip *chip, uint8_t *buf, @@ -394,7 +392,6 @@ static int nand_davinci_read_page_hwecc_oob_first(struct nand_chip *chip, int eccsteps = chip->ecc.steps; uint8_t *p = buf; uint8_t *ecc_code = chip->ecc.code_buf; - uint8_t *ecc_calc = chip->ecc.calc_buf; unsigned int max_bitflips = 0; /* Read the OOB area first */ @@ -402,7 +399,8 @@ static int nand_davinci_read_page_hwecc_oob_first(struct nand_chip *chip, if (ret) return ret; - ret = nand_read_page_op(chip, page, 0, NULL, 0); + /* Move read cursor to start of page */ + ret = nand_change_read_column_op(chip, 0, NULL, 0, false); if (ret) return ret; @@ -420,8 +418,6 @@ static int nand_davinci_read_page_hwecc_oob_first(struct nand_chip *chip, if (ret) return ret; - chip->ecc.calculate(chip, p, &ecc_calc[i]); - stat = chip->ecc.correct(chip, p, &ecc_code[i], NULL); if (stat == -EBADMSG && (chip->ecc.options & NAND_ECC_GENERIC_ERASED_CHECK)) { diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c index a6658567d55c0..226d527b6c6b7 100644 --- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c @@ -711,14 +711,32 @@ static void gpmi_nfc_compute_timings(struct gpmi_nand_data *this, (use_half_period ? BM_GPMI_CTRL1_HALF_PERIOD : 0); } -static void gpmi_nfc_apply_timings(struct gpmi_nand_data *this) +static int gpmi_nfc_apply_timings(struct gpmi_nand_data *this) { struct gpmi_nfc_hardware_timing *hw = &this->hw; struct resources *r = &this->resources; void __iomem *gpmi_regs = r->gpmi_regs; unsigned int dll_wait_time_us; + int ret; + + /* Clock dividers do NOT guarantee a clean clock signal on its output + * during the change of the divide factor on i.MX6Q/UL/SX. On i.MX7/8, + * all clock dividers provide these guarantee. + */ + if (GPMI_IS_MX6Q(this) || GPMI_IS_MX6SX(this)) + clk_disable_unprepare(r->clock[0]); - clk_set_rate(r->clock[0], hw->clk_rate); + ret = clk_set_rate(r->clock[0], hw->clk_rate); + if (ret) { + dev_err(this->dev, "cannot set clock rate to %lu Hz: %d\n", hw->clk_rate, ret); + return ret; + } + + if (GPMI_IS_MX6Q(this) || GPMI_IS_MX6SX(this)) { + ret = clk_prepare_enable(r->clock[0]); + if (ret) + return ret; + } writel(hw->timing0, gpmi_regs + HW_GPMI_TIMING0); writel(hw->timing1, gpmi_regs + HW_GPMI_TIMING1); @@ -737,6 +755,8 @@ static void gpmi_nfc_apply_timings(struct gpmi_nand_data *this) /* Wait for the DLL to settle. */ udelay(dll_wait_time_us); + + return 0; } static int gpmi_setup_interface(struct nand_chip *chip, int chipnr, @@ -1032,15 +1052,6 @@ static int gpmi_get_clks(struct gpmi_nand_data *this) r->clock[i] = clk; } - if (GPMI_IS_MX6(this)) - /* - * Set the default value for the gpmi clock. - * - * If you want to use the ONFI nand which is in the - * Synchronous Mode, you should change the clock as you need. - */ - clk_set_rate(r->clock[0], 22000000); - return 0; err_clock: @@ -2278,7 +2289,9 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip, */ if (this->hw.must_apply_timings) { this->hw.must_apply_timings = false; - gpmi_nfc_apply_timings(this); + ret = gpmi_nfc_apply_timings(this); + if (ret) + return ret; } dev_dbg(this->dev, "%s: %d instructions\n", __func__, op->ninstrs); diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 645c7cabcbe4d..99770b1671923 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1061,9 +1061,6 @@ static bool bond_should_notify_peers(struct bonding *bond) slave = rcu_dereference(bond->curr_active_slave); rcu_read_unlock(); - netdev_dbg(bond->dev, "bond_should_notify_peers: slave %s\n", - slave ? slave->dev->name : "NULL"); - if (!slave || !bond->send_peer_notif || bond->send_peer_notif % max(1, bond->params.peer_notif_delay) != 0 || @@ -1071,6 +1068,9 @@ static bool bond_should_notify_peers(struct bonding *bond) test_bit(__LINK_STATE_LINKWATCH_PENDING, &slave->dev->state)) return false; + netdev_dbg(bond->dev, "bond_should_notify_peers: slave %s\n", + slave ? slave->dev->name : "NULL"); + return true; } @@ -4562,25 +4562,39 @@ static netdev_tx_t bond_xmit_broadcast(struct sk_buff *skb, struct bonding *bond = netdev_priv(bond_dev); struct slave *slave = NULL; struct list_head *iter; + bool xmit_suc = false; + bool skb_used = false; bond_for_each_slave_rcu(bond, slave, iter) { - if (bond_is_last_slave(bond, slave)) - break; - if (bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) { - struct sk_buff *skb2 = skb_clone(skb, GFP_ATOMIC); + struct sk_buff *skb2; + + if (!(bond_slave_is_up(slave) && slave->link == BOND_LINK_UP)) + continue; + if (bond_is_last_slave(bond, slave)) { + skb2 = skb; + skb_used = true; + } else { + skb2 = skb_clone(skb, GFP_ATOMIC); if (!skb2) { net_err_ratelimited("%s: Error: %s: skb_clone() failed\n", bond_dev->name, __func__); continue; } - bond_dev_queue_xmit(bond, skb2, slave->dev); } + + if (bond_dev_queue_xmit(bond, skb2, slave->dev) == NETDEV_TX_OK) + xmit_suc = true; } - if (slave && bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) - return bond_dev_queue_xmit(bond, skb, slave->dev); - return bond_tx_drop(bond_dev, skb); + if (!skb_used) + dev_kfree_skb_any(skb); + + if (xmit_suc) + return NETDEV_TX_OK; + + atomic_long_inc(&bond_dev->tx_dropped); + return NET_XMIT_DROP; } /*------------------------- Device initialization ---------------------------*/ diff --git a/drivers/net/can/softing/softing_cs.c b/drivers/net/can/softing/softing_cs.c index 2e93ee7923739..e5c939b63fa65 100644 --- a/drivers/net/can/softing/softing_cs.c +++ b/drivers/net/can/softing/softing_cs.c @@ -293,7 +293,7 @@ static int softingcs_probe(struct pcmcia_device *pcmcia) return 0; platform_failed: - kfree(dev); + platform_device_put(pdev); mem_failed: pcmcia_bad: pcmcia_failed: diff --git a/drivers/net/can/softing/softing_fw.c b/drivers/net/can/softing/softing_fw.c index ccd649a8e37bd..bad69a4abec10 100644 --- a/drivers/net/can/softing/softing_fw.c +++ b/drivers/net/can/softing/softing_fw.c @@ -565,18 +565,19 @@ int softing_startstop(struct net_device *dev, int up) if (ret < 0) goto failed; } - /* enable_error_frame */ - /* + + /* enable_error_frame + * * Error reporting is switched off at the moment since * the receiving of them is not yet 100% verified * This should be enabled sooner or later - * - if (error_reporting) { + */ + if (0 && error_reporting) { ret = softing_fct_cmd(card, 51, "enable_error_frame"); if (ret < 0) goto failed; } - */ + /* initialize interface */ iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 2]); iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 4]); diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c index 4e13f6dfb91a2..abe00a085f6fc 100644 --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c @@ -1288,7 +1288,7 @@ mcp251xfd_tef_obj_read(const struct mcp251xfd_priv *priv, len > tx_ring->obj_num || offset + len > tx_ring->obj_num)) { netdev_err(priv->ndev, - "Trying to read to many TEF objects (max=%d, offset=%d, len=%d).\n", + "Trying to read too many TEF objects (max=%d, offset=%d, len=%d).\n", tx_ring->obj_num, offset, len); return -ERANGE; } @@ -2497,7 +2497,7 @@ static int mcp251xfd_register_chip_detect(struct mcp251xfd_priv *priv) if (!mcp251xfd_is_251X(priv) && priv->devtype_data.model != devtype_data->model) { netdev_info(ndev, - "Detected %s, but firmware specifies a %s. Fixing up.", + "Detected %s, but firmware specifies a %s. Fixing up.\n", __mcp251xfd_get_model_str(devtype_data->model), mcp251xfd_get_model_str(priv)); } @@ -2534,7 +2534,7 @@ static int mcp251xfd_register_check_rx_int(struct mcp251xfd_priv *priv) return 0; netdev_info(priv->ndev, - "RX_INT active after softreset, disabling RX_INT support."); + "RX_INT active after softreset, disabling RX_INT support.\n"); devm_gpiod_put(&priv->spi->dev, priv->rx_int); priv->rx_int = NULL; diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c index 48d746e18f302..375998263af7a 100644 --- a/drivers/net/can/xilinx_can.c +++ b/drivers/net/can/xilinx_can.c @@ -1762,7 +1762,12 @@ static int xcan_probe(struct platform_device *pdev) spin_lock_init(&priv->tx_lock); /* Get IRQ for the device */ - ndev->irq = platform_get_irq(pdev, 0); + ret = platform_get_irq(pdev, 0); + if (ret < 0) + goto err_free; + + ndev->irq = ret; + ndev->flags |= IFF_ECHO; /* We support local echo */ platform_set_drvdata(pdev, ndev); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index db74241935ab4..e19cf020e5ae1 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -3962,10 +3962,12 @@ static int bcmgenet_probe(struct platform_device *pdev) /* Request the WOL interrupt and advertise suspend if available */ priv->wol_irq_disabled = true; - err = devm_request_irq(&pdev->dev, priv->wol_irq, bcmgenet_wol_isr, 0, - dev->name, priv); - if (!err) - device_set_wakeup_capable(&pdev->dev, 1); + if (priv->wol_irq > 0) { + err = devm_request_irq(&pdev->dev, priv->wol_irq, + bcmgenet_wol_isr, 0, dev->name, priv); + if (!err) + device_set_wakeup_capable(&pdev->dev, 1); + } /* Set the needed headroom to account for any possible * features enabling/disabling at runtime diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c index d04a6c1634452..da8d10475a08e 100644 --- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c +++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c @@ -32,6 +32,7 @@ #include #include +#include #include #include @@ -99,7 +100,7 @@ cxgb_find_route(struct cxgb4_lld_info *lldi, rt = ip_route_output_ports(&init_net, &fl4, NULL, peer_ip, local_ip, peer_port, local_port, IPPROTO_TCP, - tos, 0); + tos & ~INET_ECN_MASK, 0); if (IS_ERR(rt)) return NULL; n = dst_neigh_lookup(&rt->dst, &peer_ip); diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c index 8df6f081f2447..d11fcfd927c0b 100644 --- a/drivers/net/ethernet/cortina/gemini.c +++ b/drivers/net/ethernet/cortina/gemini.c @@ -305,21 +305,21 @@ static void gmac_speed_set(struct net_device *netdev) switch (phydev->speed) { case 1000: status.bits.speed = GMAC_SPEED_1000; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII) + if (phy_interface_mode_is_rgmii(phydev->interface)) status.bits.mii_rmii = GMAC_PHY_RGMII_1000; netdev_dbg(netdev, "connect %s to RGMII @ 1Gbit\n", phydev_name(phydev)); break; case 100: status.bits.speed = GMAC_SPEED_100; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII) + if (phy_interface_mode_is_rgmii(phydev->interface)) status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; netdev_dbg(netdev, "connect %s to RGMII @ 100 Mbit\n", phydev_name(phydev)); break; case 10: status.bits.speed = GMAC_SPEED_10; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII) + if (phy_interface_mode_is_rgmii(phydev->interface)) status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; netdev_dbg(netdev, "connect %s to RGMII @ 10 Mbit\n", phydev_name(phydev)); @@ -389,6 +389,9 @@ static int gmac_setup_phy(struct net_device *netdev) status.bits.mii_rmii = GMAC_PHY_GMII; break; case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_TXID: + case PHY_INTERFACE_MODE_RGMII_RXID: netdev_dbg(netdev, "RGMII: set GMAC0 and GMAC1 to MII/RGMII mode\n"); status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c index 901749a7a318b..6eeccc11b76ef 100644 --- a/drivers/net/ethernet/freescale/fman/mac.c +++ b/drivers/net/ethernet/freescale/fman/mac.c @@ -94,14 +94,17 @@ static void mac_exception(void *handle, enum fman_mac_exceptions ex) __func__, ex); } -static void set_fman_mac_params(struct mac_device *mac_dev, - struct fman_mac_params *params) +static int set_fman_mac_params(struct mac_device *mac_dev, + struct fman_mac_params *params) { struct mac_priv_s *priv = mac_dev->priv; params->base_addr = (typeof(params->base_addr)) devm_ioremap(priv->dev, mac_dev->res->start, resource_size(mac_dev->res)); + if (!params->base_addr) + return -ENOMEM; + memcpy(¶ms->addr, mac_dev->addr, sizeof(mac_dev->addr)); params->max_speed = priv->max_speed; params->phy_if = mac_dev->phy_if; @@ -112,6 +115,8 @@ static void set_fman_mac_params(struct mac_device *mac_dev, params->event_cb = mac_exception; params->dev_id = mac_dev; params->internal_phy_node = priv->internal_phy_node; + + return 0; } static int tgec_initialization(struct mac_device *mac_dev) @@ -123,7 +128,9 @@ static int tgec_initialization(struct mac_device *mac_dev) priv = mac_dev->priv; - set_fman_mac_params(mac_dev, ¶ms); + err = set_fman_mac_params(mac_dev, ¶ms); + if (err) + goto _return; mac_dev->fman_mac = tgec_config(¶ms); if (!mac_dev->fman_mac) { @@ -169,7 +176,9 @@ static int dtsec_initialization(struct mac_device *mac_dev) priv = mac_dev->priv; - set_fman_mac_params(mac_dev, ¶ms); + err = set_fman_mac_params(mac_dev, ¶ms); + if (err) + goto _return; mac_dev->fman_mac = dtsec_config(¶ms); if (!mac_dev->fman_mac) { @@ -218,7 +227,9 @@ static int memac_initialization(struct mac_device *mac_dev) priv = mac_dev->priv; - set_fman_mac_params(mac_dev, ¶ms); + err = set_fman_mac_params(mac_dev, ¶ms); + if (err) + goto _return; if (priv->max_speed == SPEED_10000) params.phy_if = PHY_INTERFACE_MODE_XGMII; diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c index bfa2826c55454..b7984a772e12d 100644 --- a/drivers/net/ethernet/freescale/xgmac_mdio.c +++ b/drivers/net/ethernet/freescale/xgmac_mdio.c @@ -49,6 +49,7 @@ struct tgec_mdio_controller { struct mdio_fsl_priv { struct tgec_mdio_controller __iomem *mdio_base; bool is_little_endian; + bool has_a009885; bool has_a011043; }; @@ -184,10 +185,10 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum) { struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv; struct tgec_mdio_controller __iomem *regs = priv->mdio_base; + unsigned long flags; uint16_t dev_addr; uint32_t mdio_stat; uint32_t mdio_ctl; - uint16_t value; int ret; bool endian = priv->is_little_endian; @@ -219,12 +220,18 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum) return ret; } + if (priv->has_a009885) + /* Once the operation completes, i.e. MDIO_STAT_BSY clears, we + * must read back the data register within 16 MDC cycles. + */ + local_irq_save(flags); + /* Initiate the read */ xgmac_write32(mdio_ctl | MDIO_CTL_READ, ®s->mdio_ctl, endian); ret = xgmac_wait_until_done(&bus->dev, regs, endian); if (ret) - return ret; + goto irq_restore; /* Return all Fs if nothing was there */ if ((xgmac_read32(®s->mdio_stat, endian) & MDIO_STAT_RD_ER) && @@ -232,13 +239,17 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum) dev_dbg(&bus->dev, "Error while reading PHY%d reg at %d.%hhu\n", phy_id, dev_addr, regnum); - return 0xffff; + ret = 0xffff; + } else { + ret = xgmac_read32(®s->mdio_data, endian) & 0xffff; + dev_dbg(&bus->dev, "read %04x\n", ret); } - value = xgmac_read32(®s->mdio_data, endian) & 0xffff; - dev_dbg(&bus->dev, "read %04x\n", value); +irq_restore: + if (priv->has_a009885) + local_irq_restore(flags); - return value; + return ret; } static int xgmac_mdio_probe(struct platform_device *pdev) @@ -282,6 +293,8 @@ static int xgmac_mdio_probe(struct platform_device *pdev) priv->is_little_endian = device_property_read_bool(&pdev->dev, "little-endian"); + priv->has_a009885 = device_property_read_bool(&pdev->dev, + "fsl,erratum-a009885"); priv->has_a011043 = device_property_read_bool(&pdev->dev, "fsl,erratum-a011043"); @@ -307,9 +320,10 @@ err_ioremap: static int xgmac_mdio_remove(struct platform_device *pdev) { struct mii_bus *bus = platform_get_drvdata(pdev); + struct mdio_fsl_priv *priv = bus->priv; mdiobus_unregister(bus); - iounmap(bus->priv); + iounmap(priv->mdio_base); mdiobus_free(bus); return 0; diff --git a/drivers/net/ethernet/i825xx/sni_82596.c b/drivers/net/ethernet/i825xx/sni_82596.c index 27937c5d79567..daec9ce04531b 100644 --- a/drivers/net/ethernet/i825xx/sni_82596.c +++ b/drivers/net/ethernet/i825xx/sni_82596.c @@ -117,9 +117,10 @@ static int sni_82596_probe(struct platform_device *dev) netdevice->dev_addr[5] = readb(eth_addr + 0x06); iounmap(eth_addr); - if (!netdevice->irq) { + if (netdevice->irq < 0) { printk(KERN_ERR "%s: IRQ not found for i82596 at 0x%lx\n", __FILE__, netdevice->base_addr); + retval = netdevice->irq; goto probe_failed; } diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index a2d3f04a9ff22..7d7dc0754a3a1 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -215,7 +215,7 @@ static void mtk_mac_config(struct phylink_config *config, unsigned int mode, phylink_config); struct mtk_eth *eth = mac->hw; u32 mcr_cur, mcr_new, sid, i; - int val, ge_mode, err; + int val, ge_mode, err = 0; /* MT76x8 has no hardware settings between for the MAC */ if (!MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628) && diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 2e55e00888715..6af0dd8471691 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -147,8 +147,12 @@ static void cmd_ent_put(struct mlx5_cmd_work_ent *ent) if (!refcount_dec_and_test(&ent->refcnt)) return; - if (ent->idx >= 0) - cmd_free_index(ent->cmd, ent->idx); + if (ent->idx >= 0) { + struct mlx5_cmd *cmd = ent->cmd; + + cmd_free_index(cmd, ent->idx); + up(ent->page_queue ? &cmd->pages_sem : &cmd->sem); + } cmd_free_ent(ent); } @@ -883,25 +887,6 @@ static bool opcode_allowed(struct mlx5_cmd *cmd, u16 opcode) return cmd->allowed_opcode == opcode; } -static int cmd_alloc_index_retry(struct mlx5_cmd *cmd) -{ - unsigned long alloc_end = jiffies + msecs_to_jiffies(1000); - int idx; - -retry: - idx = cmd_alloc_index(cmd); - if (idx < 0 && time_before(jiffies, alloc_end)) { - /* Index allocation can fail on heavy load of commands. This is a temporary - * situation as the current command already holds the semaphore, meaning that - * another command completion is being handled and it is expected to release - * the entry index soon. - */ - cpu_relax(); - goto retry; - } - return idx; -} - bool mlx5_cmd_is_down(struct mlx5_core_dev *dev) { return pci_channel_offline(dev->pdev) || @@ -926,7 +911,7 @@ static void cmd_work_handler(struct work_struct *work) sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem; down(sem); if (!ent->page_queue) { - alloc_ret = cmd_alloc_index_retry(cmd); + alloc_ret = cmd_alloc_index(cmd); if (alloc_ret < 0) { mlx5_core_err_rl(dev, "failed to allocate command entry\n"); if (ent->callback) { @@ -1582,8 +1567,6 @@ static void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool force vector = vec & 0xffffffff; for (i = 0; i < (1 << cmd->log_sz); i++) { if (test_bit(i, &vector)) { - struct semaphore *sem; - ent = cmd->ent_arr[i]; /* if we already completed the command, ignore it */ @@ -1606,10 +1589,6 @@ static void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool force dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) cmd_ent_put(ent); - if (ent->page_queue) - sem = &cmd->pages_sem; - else - sem = &cmd->sem; ent->ts2 = ktime_get_ns(); memcpy(ent->out->first.data, ent->lay->out, sizeof(ent->lay->out)); dump_command(dev, ent, 0); @@ -1663,7 +1642,6 @@ static void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool force */ complete(&ent->done); } - up(sem); } } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c index 71e8d66fa1509..6692bc8333f73 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c @@ -11,13 +11,13 @@ static int mlx5e_xsk_map_pool(struct mlx5e_priv *priv, { struct device *dev = mlx5_core_dma_dev(priv->mdev); - return xsk_pool_dma_map(pool, dev, 0); + return xsk_pool_dma_map(pool, dev, DMA_ATTR_SKIP_CPU_SYNC); } static void mlx5e_xsk_unmap_pool(struct mlx5e_priv *priv, struct xsk_buff_pool *pool) { - return xsk_pool_dma_unmap(pool, 0); + return xsk_pool_dma_unmap(pool, DMA_ATTR_SKIP_CPU_SYNC); } static int mlx5e_xsk_get_pools(struct mlx5e_xsk *xsk) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 2f6c3a5813ed1..16e98ac47624c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -5024,9 +5024,13 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev) } if (mlx5_vxlan_allowed(mdev->vxlan) || mlx5_geneve_tx_allowed(mdev)) { - netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL; - netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL; - netdev->vlan_features |= NETIF_F_GSO_UDP_TUNNEL; + netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL | + NETIF_F_GSO_UDP_TUNNEL_CSUM; + netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL | + NETIF_F_GSO_UDP_TUNNEL_CSUM; + netdev->gso_partial_features = NETIF_F_GSO_UDP_TUNNEL_CSUM; + netdev->vlan_features |= NETIF_F_GSO_UDP_TUNNEL | + NETIF_F_GSO_UDP_TUNNEL_CSUM; } if (mlx5e_tunnel_proto_supported(mdev, IPPROTO_GRE)) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 117a593414537..d384403d73f69 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -276,8 +276,8 @@ static inline int mlx5e_page_alloc_pool(struct mlx5e_rq *rq, if (unlikely(!dma_info->page)) return -ENOMEM; - dma_info->addr = dma_map_page(rq->pdev, dma_info->page, 0, - PAGE_SIZE, rq->buff.map_dir); + dma_info->addr = dma_map_page_attrs(rq->pdev, dma_info->page, 0, PAGE_SIZE, + rq->buff.map_dir, DMA_ATTR_SKIP_CPU_SYNC); if (unlikely(dma_mapping_error(rq->pdev, dma_info->addr))) { page_pool_recycle_direct(rq->page_pool, dma_info->page); dma_info->page = NULL; @@ -298,7 +298,8 @@ static inline int mlx5e_page_alloc(struct mlx5e_rq *rq, void mlx5e_page_dma_unmap(struct mlx5e_rq *rq, struct mlx5e_dma_info *dma_info) { - dma_unmap_page(rq->pdev, dma_info->addr, PAGE_SIZE, rq->buff.map_dir); + dma_unmap_page_attrs(rq->pdev, dma_info->addr, PAGE_SIZE, rq->buff.map_dir, + DMA_ATTR_SKIP_CPU_SYNC); } void mlx5e_page_release_dynamic(struct mlx5e_rq *rq, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c b/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c index 15c3a9058e728..0f0d250bbc150 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c @@ -265,10 +265,8 @@ static int mlx5_lag_fib_event(struct notifier_block *nb, fen_info = container_of(info, struct fib_entry_notifier_info, info); fi = fen_info->fi; - if (fi->nh) { - NL_SET_ERR_MSG_MOD(info->extack, "IPv4 route with nexthop objects is not supported"); - return notifier_from_errno(-EINVAL); - } + if (fi->nh) + return NOTIFY_DONE; fib_dev = fib_info_nh(fen_info->fi, 0)->fib_nh_dev; if (fib_dev != ldev->pf[MLX5_LAG_P1].netdev && fib_dev != ldev->pf[MLX5_LAG_P2].netdev) { diff --git a/drivers/net/ethernet/mellanox/mlxsw/cmd.h b/drivers/net/ethernet/mellanox/mlxsw/cmd.h index 5ffdfb532cb7f..91f68fb0b420a 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/cmd.h +++ b/drivers/net/ethernet/mellanox/mlxsw/cmd.h @@ -905,6 +905,18 @@ static inline int mlxsw_cmd_sw2hw_rdq(struct mlxsw_core *mlxsw_core, */ MLXSW_ITEM32(cmd_mbox, sw2hw_dq, cq, 0x00, 24, 8); +enum mlxsw_cmd_mbox_sw2hw_dq_sdq_lp { + MLXSW_CMD_MBOX_SW2HW_DQ_SDQ_LP_WQE, + MLXSW_CMD_MBOX_SW2HW_DQ_SDQ_LP_IGNORE_WQE, +}; + +/* cmd_mbox_sw2hw_dq_sdq_lp + * SDQ local Processing + * 0: local processing by wqe.lp + * 1: local processing (ignoring wqe.lp) + */ +MLXSW_ITEM32(cmd_mbox, sw2hw_dq, sdq_lp, 0x00, 23, 1); + /* cmd_mbox_sw2hw_dq_sdq_tclass * SDQ: CPU Egress TClass * RDQ: Reserved diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index ffaeda75eec42..dbb16ce25bdf3 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -285,6 +285,7 @@ static int mlxsw_pci_sdq_init(struct mlxsw_pci *mlxsw_pci, char *mbox, struct mlxsw_pci_queue *q) { int tclass; + int lp; int i; int err; @@ -292,9 +293,12 @@ static int mlxsw_pci_sdq_init(struct mlxsw_pci *mlxsw_pci, char *mbox, q->consumer_counter = 0; tclass = q->num == MLXSW_PCI_SDQ_EMAD_INDEX ? MLXSW_PCI_SDQ_EMAD_TC : MLXSW_PCI_SDQ_CTL_TC; + lp = q->num == MLXSW_PCI_SDQ_EMAD_INDEX ? MLXSW_CMD_MBOX_SW2HW_DQ_SDQ_LP_IGNORE_WQE : + MLXSW_CMD_MBOX_SW2HW_DQ_SDQ_LP_WQE; /* Set CQ of same number of this SDQ. */ mlxsw_cmd_mbox_sw2hw_dq_cq_set(mbox, q->num); + mlxsw_cmd_mbox_sw2hw_dq_sdq_lp_set(mbox, lp); mlxsw_cmd_mbox_sw2hw_dq_sdq_tclass_set(mbox, tclass); mlxsw_cmd_mbox_sw2hw_dq_log2_dq_sz_set(mbox, 3); /* 8 pages */ for (i = 0; i < MLXSW_PCI_AQ_PAGES; i++) { @@ -1599,7 +1603,7 @@ static int mlxsw_pci_skb_transmit(void *bus_priv, struct sk_buff *skb, wqe = elem_info->elem; mlxsw_pci_wqe_c_set(wqe, 1); /* always report completion */ - mlxsw_pci_wqe_lp_set(wqe, !!tx_info->is_emad); + mlxsw_pci_wqe_lp_set(wqe, 0); mlxsw_pci_wqe_type_set(wqe, MLXSW_PCI_WQE_TYPE_ETHERNET); err = mlxsw_pci_wqe_frag_map(mlxsw_pci, wqe, 0, skb->data, @@ -1900,6 +1904,7 @@ int mlxsw_pci_driver_register(struct pci_driver *pci_driver) { pci_driver->probe = mlxsw_pci_probe; pci_driver->remove = mlxsw_pci_remove; + pci_driver->shutdown = mlxsw_pci_remove; return pci_register_driver(pci_driver); } EXPORT_SYMBOL(mlxsw_pci_driver_register); diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c index 3655503352928..217e8333de6c6 100644 --- a/drivers/net/ethernet/mscc/ocelot_flower.c +++ b/drivers/net/ethernet/mscc/ocelot_flower.c @@ -462,13 +462,6 @@ ocelot_flower_parse_key(struct ocelot *ocelot, int port, bool ingress, return -EOPNOTSUPP; } - if (filter->block_id == VCAP_IS1 && - !is_zero_ether_addr(match.mask->dst)) { - NL_SET_ERR_MSG_MOD(extack, - "Key type S1_NORMAL cannot match on destination MAC"); - return -EOPNOTSUPP; - } - /* The hw support mac matches only for MAC_ETYPE key, * therefore if other matches(port, tcp flags, etc) are added * then just bail out @@ -483,6 +476,14 @@ ocelot_flower_parse_key(struct ocelot *ocelot, int port, bool ingress, return -EOPNOTSUPP; flow_rule_match_eth_addrs(rule, &match); + + if (filter->block_id == VCAP_IS1 && + !is_zero_ether_addr(match.mask->dst)) { + NL_SET_ERR_MSG_MOD(extack, + "Key type S1_NORMAL cannot match on destination MAC"); + return -EOPNOTSUPP; + } + filter->key_type = OCELOT_VCAP_KEY_ETYPE; ether_addr_copy(filter->key.etype.dmac.value, match.key->dst); diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c index 7072b249c8bd6..8157666209798 100644 --- a/drivers/net/ethernet/rocker/rocker_ofdpa.c +++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c @@ -2795,7 +2795,8 @@ static void ofdpa_fib4_abort(struct rocker *rocker) if (!ofdpa_port) continue; nh->fib_nh_flags &= ~RTNH_F_OFFLOAD; - ofdpa_flow_tbl_del(ofdpa_port, OFDPA_OP_FLAG_REMOVE, + ofdpa_flow_tbl_del(ofdpa_port, + OFDPA_OP_FLAG_REMOVE | OFDPA_OP_FLAG_NOWAIT, flow_entry); } spin_unlock_irqrestore(&ofdpa->flow_tbl_lock, flags); diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 69c79cc24e6e4..0baf85122f5ac 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -41,8 +41,9 @@ #include "xilinx_axienet.h" /* Descriptors defines for Tx and Rx DMA */ -#define TX_BD_NUM_DEFAULT 64 +#define TX_BD_NUM_DEFAULT 128 #define RX_BD_NUM_DEFAULT 1024 +#define TX_BD_NUM_MIN (MAX_SKB_FRAGS + 1) #define TX_BD_NUM_MAX 4096 #define RX_BD_NUM_MAX 4096 @@ -496,7 +497,8 @@ static void axienet_setoptions(struct net_device *ndev, u32 options) static int __axienet_device_reset(struct axienet_local *lp) { - u32 timeout; + u32 value; + int ret; /* Reset Axi DMA. This would reset Axi Ethernet core as well. The reset * process of Axi DMA takes a while to complete as all pending @@ -506,15 +508,23 @@ static int __axienet_device_reset(struct axienet_local *lp) * they both reset the entire DMA core, so only one needs to be used. */ axienet_dma_out32(lp, XAXIDMA_TX_CR_OFFSET, XAXIDMA_CR_RESET_MASK); - timeout = DELAY_OF_ONE_MILLISEC; - while (axienet_dma_in32(lp, XAXIDMA_TX_CR_OFFSET) & - XAXIDMA_CR_RESET_MASK) { - udelay(1); - if (--timeout == 0) { - netdev_err(lp->ndev, "%s: DMA reset timeout!\n", - __func__); - return -ETIMEDOUT; - } + ret = read_poll_timeout(axienet_dma_in32, value, + !(value & XAXIDMA_CR_RESET_MASK), + DELAY_OF_ONE_MILLISEC, 50000, false, lp, + XAXIDMA_TX_CR_OFFSET); + if (ret) { + dev_err(lp->dev, "%s: DMA reset timeout!\n", __func__); + return ret; + } + + /* Wait for PhyRstCmplt bit to be set, indicating the PHY reset has finished */ + ret = read_poll_timeout(axienet_ior, value, + value & XAE_INT_PHYRSTCMPLT_MASK, + DELAY_OF_ONE_MILLISEC, 50000, false, lp, + XAE_IS_OFFSET); + if (ret) { + dev_err(lp->dev, "%s: timeout waiting for PhyRstCmplt\n", __func__); + return ret; } return 0; @@ -623,6 +633,8 @@ static int axienet_free_tx_chain(struct net_device *ndev, u32 first_bd, if (nr_bds == -1 && !(status & XAXIDMA_BD_STS_COMPLETE_MASK)) break; + /* Ensure we see complete descriptor update */ + dma_rmb(); phys = desc_get_phys_addr(lp, cur_p); dma_unmap_single(ndev->dev.parent, phys, (cur_p->cntrl & XAXIDMA_BD_CTRL_LENGTH_MASK), @@ -631,13 +643,15 @@ static int axienet_free_tx_chain(struct net_device *ndev, u32 first_bd, if (cur_p->skb && (status & XAXIDMA_BD_STS_COMPLETE_MASK)) dev_consume_skb_irq(cur_p->skb); - cur_p->cntrl = 0; cur_p->app0 = 0; cur_p->app1 = 0; cur_p->app2 = 0; cur_p->app4 = 0; - cur_p->status = 0; cur_p->skb = NULL; + /* ensure our transmit path and device don't prematurely see status cleared */ + wmb(); + cur_p->cntrl = 0; + cur_p->status = 0; if (sizep) *sizep += status & XAXIDMA_BD_STS_ACTUAL_LEN_MASK; @@ -646,6 +660,32 @@ static int axienet_free_tx_chain(struct net_device *ndev, u32 first_bd, return i; } +/** + * axienet_check_tx_bd_space - Checks if a BD/group of BDs are currently busy + * @lp: Pointer to the axienet_local structure + * @num_frag: The number of BDs to check for + * + * Return: 0, on success + * NETDEV_TX_BUSY, if any of the descriptors are not free + * + * This function is invoked before BDs are allocated and transmission starts. + * This function returns 0 if a BD or group of BDs can be allocated for + * transmission. If the BD or any of the BDs are not free the function + * returns a busy status. This is invoked from axienet_start_xmit. + */ +static inline int axienet_check_tx_bd_space(struct axienet_local *lp, + int num_frag) +{ + struct axidma_bd *cur_p; + + /* Ensure we see all descriptor updates from device or TX IRQ path */ + rmb(); + cur_p = &lp->tx_bd_v[(lp->tx_bd_tail + num_frag) % lp->tx_bd_num]; + if (cur_p->cntrl) + return NETDEV_TX_BUSY; + return 0; +} + /** * axienet_start_xmit_done - Invoked once a transmit is completed by the * Axi DMA Tx channel. @@ -675,30 +715,8 @@ static void axienet_start_xmit_done(struct net_device *ndev) /* Matches barrier in axienet_start_xmit */ smp_mb(); - netif_wake_queue(ndev); -} - -/** - * axienet_check_tx_bd_space - Checks if a BD/group of BDs are currently busy - * @lp: Pointer to the axienet_local structure - * @num_frag: The number of BDs to check for - * - * Return: 0, on success - * NETDEV_TX_BUSY, if any of the descriptors are not free - * - * This function is invoked before BDs are allocated and transmission starts. - * This function returns 0 if a BD or group of BDs can be allocated for - * transmission. If the BD or any of the BDs are not free the function - * returns a busy status. This is invoked from axienet_start_xmit. - */ -static inline int axienet_check_tx_bd_space(struct axienet_local *lp, - int num_frag) -{ - struct axidma_bd *cur_p; - cur_p = &lp->tx_bd_v[(lp->tx_bd_tail + num_frag) % lp->tx_bd_num]; - if (cur_p->status & XAXIDMA_BD_STS_ALL_MASK) - return NETDEV_TX_BUSY; - return 0; + if (!axienet_check_tx_bd_space(lp, MAX_SKB_FRAGS + 1)) + netif_wake_queue(ndev); } /** @@ -730,20 +748,15 @@ axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) num_frag = skb_shinfo(skb)->nr_frags; cur_p = &lp->tx_bd_v[lp->tx_bd_tail]; - if (axienet_check_tx_bd_space(lp, num_frag)) { - if (netif_queue_stopped(ndev)) - return NETDEV_TX_BUSY; - + if (axienet_check_tx_bd_space(lp, num_frag + 1)) { + /* Should not happen as last start_xmit call should have + * checked for sufficient space and queue should only be + * woken when sufficient space is available. + */ netif_stop_queue(ndev); - - /* Matches barrier in axienet_start_xmit_done */ - smp_mb(); - - /* Space might have just been freed - check again */ - if (axienet_check_tx_bd_space(lp, num_frag)) - return NETDEV_TX_BUSY; - - netif_wake_queue(ndev); + if (net_ratelimit()) + netdev_warn(ndev, "TX ring unexpectedly full\n"); + return NETDEV_TX_BUSY; } if (skb->ip_summed == CHECKSUM_PARTIAL) { @@ -804,6 +817,18 @@ axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (++lp->tx_bd_tail >= lp->tx_bd_num) lp->tx_bd_tail = 0; + /* Stop queue if next transmit may not have space */ + if (axienet_check_tx_bd_space(lp, MAX_SKB_FRAGS + 1)) { + netif_stop_queue(ndev); + + /* Matches barrier in axienet_start_xmit_done */ + smp_mb(); + + /* Space might have just been freed - check again */ + if (!axienet_check_tx_bd_space(lp, MAX_SKB_FRAGS + 1)) + netif_wake_queue(ndev); + } + return NETDEV_TX_OK; } @@ -834,6 +859,8 @@ static void axienet_recv(struct net_device *ndev) tail_p = lp->rx_bd_p + sizeof(*lp->rx_bd_v) * lp->rx_bd_ci; + /* Ensure we see complete descriptor update */ + dma_rmb(); phys = desc_get_phys_addr(lp, cur_p); dma_unmap_single(ndev->dev.parent, phys, lp->max_frm_size, DMA_FROM_DEVICE); @@ -1355,7 +1382,8 @@ static int axienet_ethtools_set_ringparam(struct net_device *ndev, if (ering->rx_pending > RX_BD_NUM_MAX || ering->rx_mini_pending || ering->rx_jumbo_pending || - ering->rx_pending > TX_BD_NUM_MAX) + ering->tx_pending < TX_BD_NUM_MIN || + ering->tx_pending > TX_BD_NUM_MAX) return -EINVAL; if (netif_running(ndev)) @@ -2015,6 +2043,11 @@ static int axienet_probe(struct platform_device *pdev) lp->coalesce_count_rx = XAXIDMA_DFT_RX_THRESHOLD; lp->coalesce_count_tx = XAXIDMA_DFT_TX_THRESHOLD; + /* Reset core now that clocks are enabled, prior to accessing MDIO */ + ret = __axienet_device_reset(lp); + if (ret) + goto cleanup_clk; + lp->phy_node = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0); if (lp->phy_node) { ret = axienet_mdio_setup(lp); diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 91616182c311f..4dda2ab19c265 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -1090,6 +1090,12 @@ static int m88e1118_config_init(struct phy_device *phydev) if (err < 0) return err; + if (phy_interface_is_rgmii(phydev)) { + err = m88e1121_config_aneg_rgmii_delays(phydev); + if (err < 0) + return err; + } + /* Adjust LED Control */ if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS) err = phy_write(phydev, 0x10, 0x1100); diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 2645ca35103c9..c416ab1d2b008 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -588,7 +588,7 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner) mdiobus_setup_mdiodev_from_board_info(bus, mdiobus_create_device); bus->state = MDIOBUS_REGISTERED; - pr_info("%s: probed\n", bus->name); + dev_dbg(&bus->dev, "probed\n"); return 0; error: diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c index 8d333d3084ed3..cccb83dae673b 100644 --- a/drivers/net/phy/phy-core.c +++ b/drivers/net/phy/phy-core.c @@ -161,11 +161,11 @@ static const struct phy_setting settings[] = { PHY_SETTING( 2500, FULL, 2500baseT_Full ), PHY_SETTING( 2500, FULL, 2500baseX_Full ), /* 1G */ - PHY_SETTING( 1000, FULL, 1000baseKX_Full ), PHY_SETTING( 1000, FULL, 1000baseT_Full ), PHY_SETTING( 1000, HALF, 1000baseT_Half ), PHY_SETTING( 1000, FULL, 1000baseT1_Full ), PHY_SETTING( 1000, FULL, 1000baseX_Full ), + PHY_SETTING( 1000, FULL, 1000baseKX_Full ), /* 100M */ PHY_SETTING( 100, FULL, 100baseT_Full ), PHY_SETTING( 100, FULL, 100baseT1_Full ), diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 32c34c728c7a1..efffa65f82143 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -1589,17 +1589,20 @@ static int sfp_sm_probe_for_phy(struct sfp *sfp) static int sfp_module_parse_power(struct sfp *sfp) { u32 power_mW = 1000; + bool supports_a2; if (sfp->id.ext.options & cpu_to_be16(SFP_OPTIONS_POWER_DECL)) power_mW = 1500; if (sfp->id.ext.options & cpu_to_be16(SFP_OPTIONS_HIGH_POWER_LEVEL)) power_mW = 2000; + supports_a2 = sfp->id.ext.sff8472_compliance != + SFP_SFF8472_COMPLIANCE_NONE || + sfp->id.ext.diagmon & SFP_DIAGMON_DDM; + if (power_mW > sfp->max_power_mW) { /* Module power specification exceeds the allowed maximum. */ - if (sfp->id.ext.sff8472_compliance == - SFP_SFF8472_COMPLIANCE_NONE && - !(sfp->id.ext.diagmon & SFP_DIAGMON_DDM)) { + if (!supports_a2) { /* The module appears not to implement bus address * 0xa2, so assume that the module powers up in the * indicated mode. @@ -1616,11 +1619,25 @@ static int sfp_module_parse_power(struct sfp *sfp) } } + if (power_mW <= 1000) { + /* Modules below 1W do not require a power change sequence */ + sfp->module_power_mW = power_mW; + return 0; + } + + if (!supports_a2) { + /* The module power level is below the host maximum and the + * module appears not to implement bus address 0xa2, so assume + * that the module powers up in the indicated mode. + */ + return 0; + } + /* If the module requires a higher power mode, but also requires * an address change sequence, warn the user that the module may * not be functional. */ - if (sfp->id.ext.diagmon & SFP_DIAGMON_ADDRMODE && power_mW > 1000) { + if (sfp->id.ext.diagmon & SFP_DIAGMON_ADDRMODE) { dev_warn(sfp->dev, "Address Change Sequence not supported but module requires %u.%uW, module may not be functional\n", power_mW / 1000, (power_mW / 100) % 10); diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 33b2e0fb68bbb..2b9815ec4a622 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -69,6 +69,8 @@ #define MPHDRLEN 6 /* multilink protocol header length */ #define MPHDRLEN_SSN 4 /* ditto with short sequence numbers */ +#define PPP_PROTO_LEN 2 + /* * An instance of /dev/ppp can be associated with either a ppp * interface unit or a ppp channel. In both cases, file->private_data @@ -496,6 +498,9 @@ static ssize_t ppp_write(struct file *file, const char __user *buf, if (!pf) return -ENXIO; + /* All PPP packets should start with the 2-byte protocol */ + if (count < PPP_PROTO_LEN) + return -EINVAL; ret = -ENOMEM; skb = alloc_skb(count + pf->hdrlen, GFP_KERNEL); if (!skb) @@ -1632,7 +1637,7 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb) } ++ppp->stats64.tx_packets; - ppp->stats64.tx_bytes += skb->len - 2; + ppp->stats64.tx_bytes += skb->len - PPP_PROTO_LEN; switch (proto) { case PPP_IP: diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c index 09bfa6a4dfbc1..7e40e2e2f3723 100644 --- a/drivers/net/usb/mcs7830.c +++ b/drivers/net/usb/mcs7830.c @@ -108,8 +108,16 @@ static const char driver_name[] = "MOSCHIP usb-ethernet driver"; static int mcs7830_get_reg(struct usbnet *dev, u16 index, u16 size, void *data) { - return usbnet_read_cmd(dev, MCS7830_RD_BREQ, MCS7830_RD_BMREQ, - 0x0000, index, data, size); + int ret; + + ret = usbnet_read_cmd(dev, MCS7830_RD_BREQ, MCS7830_RD_BMREQ, + 0x0000, index, data, size); + if (ret < 0) + return ret; + else if (ret < size) + return -ENODATA; + + return ret; } static int mcs7830_set_reg(struct usbnet *dev, u16 index, u16 size, const void *data) diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 49cc4b7ed5163..1baec4b412c8d 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -153,6 +153,10 @@ static void ar5523_cmd_rx_cb(struct urb *urb) ar5523_err(ar, "Invalid reply to WDCMSG_TARGET_START"); return; } + if (!cmd->odata) { + ar5523_err(ar, "Unexpected WDCMSG_TARGET_START reply"); + return; + } memcpy(cmd->odata, hdr + 1, sizeof(u32)); cmd->olen = sizeof(u32); cmd->res = 0; diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index d73ad60b571c2..d0967bb1f3871 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -89,6 +89,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = true, }, { @@ -123,6 +124,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = true, }, { @@ -158,6 +160,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -187,6 +190,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .num_wds_entries = 0x20, .uart_pin_workaround = true, .tx_stats_over_pktlog = false, + .credit_size_workaround = false, .bmi_large_size_download = true, .supports_peer_stats_info = true, }, @@ -222,6 +226,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -256,6 +261,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -290,6 +296,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -327,6 +334,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = true, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, .supports_peer_stats_info = true, }, @@ -368,6 +376,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -415,6 +424,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -459,6 +469,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -493,6 +504,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -529,6 +541,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = true, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -557,6 +570,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .ast_skid_limit = 0x10, .num_wds_entries = 0x20, .uart_pin_workaround = true, + .credit_size_workaround = true, }, { .id = QCA4019_HW_1_0_DEV_VERSION, @@ -597,6 +611,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = false, .hw_filter_reset_required = true, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, { @@ -624,6 +639,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .rri_on_ddr = true, .hw_filter_reset_required = false, .fw_diag_ce_download = false, + .credit_size_workaround = false, .tx_stats_over_pktlog = false, }, }; @@ -697,6 +713,7 @@ static void ath10k_send_suspend_complete(struct ath10k *ar) static int ath10k_init_sdio(struct ath10k *ar, enum ath10k_firmware_mode mode) { + bool mtu_workaround = ar->hw_params.credit_size_workaround; int ret; u32 param = 0; @@ -714,7 +731,7 @@ static int ath10k_init_sdio(struct ath10k *ar, enum ath10k_firmware_mode mode) param |= HI_ACS_FLAGS_SDIO_REDUCE_TX_COMPL_SET; - if (mode == ATH10K_FIRMWARE_MODE_NORMAL) + if (mode == ATH10K_FIRMWARE_MODE_NORMAL && !mtu_workaround) param |= HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE; else param &= ~HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE; diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index 1fc0a312ab587..5f67da47036cf 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -147,6 +147,9 @@ void ath10k_htt_tx_dec_pending(struct ath10k_htt *htt) htt->num_pending_tx--; if (htt->num_pending_tx == htt->max_num_pending_tx - 1) ath10k_mac_tx_unlock(htt->ar, ATH10K_TX_PAUSE_Q_FULL); + + if (htt->num_pending_tx == 0) + wake_up(&htt->empty_tx_wq); } int ath10k_htt_tx_inc_pending(struct ath10k_htt *htt) diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index c6ded21f5ed69..d3ef83ad577da 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -618,6 +618,9 @@ struct ath10k_hw_params { */ bool uart_pin_workaround; + /* Workaround for the credit size calculation */ + bool credit_size_workaround; + /* tx stats support over pktlog */ bool tx_stats_over_pktlog; diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index aefe1f7f906c0..f51f1cf2c6a40 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -82,8 +82,6 @@ int ath10k_txrx_tx_unref(struct ath10k_htt *htt, flags = skb_cb->flags; ath10k_htt_tx_free_msdu_id(htt, tx_done->msdu_id); ath10k_htt_tx_dec_pending(htt); - if (htt->num_pending_tx == 0) - wake_up(&htt->empty_tx_wq); spin_unlock_bh(&htt->tx_lock); rcu_read_lock(); diff --git a/drivers/net/wireless/ath/ath11k/ahb.c b/drivers/net/wireless/ath/ath11k/ahb.c index 430723c64adce..9ff6e68533142 100644 --- a/drivers/net/wireless/ath/ath11k/ahb.c +++ b/drivers/net/wireless/ath/ath11k/ahb.c @@ -175,8 +175,11 @@ static void __ath11k_ahb_ext_irq_disable(struct ath11k_base *ab) ath11k_ahb_ext_grp_disable(irq_grp); - napi_synchronize(&irq_grp->napi); - napi_disable(&irq_grp->napi); + if (irq_grp->napi_enabled) { + napi_synchronize(&irq_grp->napi); + napi_disable(&irq_grp->napi); + irq_grp->napi_enabled = false; + } } } @@ -206,13 +209,13 @@ static void ath11k_ahb_clearbit32(struct ath11k_base *ab, u8 bit, u32 offset) static void ath11k_ahb_ce_irq_enable(struct ath11k_base *ab, u16 ce_id) { - const struct ce_pipe_config *ce_config; + const struct ce_attr *ce_attr; - ce_config = &ab->hw_params.target_ce_config[ce_id]; - if (__le32_to_cpu(ce_config->pipedir) & PIPEDIR_OUT) + ce_attr = &ab->hw_params.host_ce_config[ce_id]; + if (ce_attr->src_nentries) ath11k_ahb_setbit32(ab, ce_id, CE_HOST_IE_ADDRESS); - if (__le32_to_cpu(ce_config->pipedir) & PIPEDIR_IN) { + if (ce_attr->dest_nentries) { ath11k_ahb_setbit32(ab, ce_id, CE_HOST_IE_2_ADDRESS); ath11k_ahb_setbit32(ab, ce_id + CE_HOST_IE_3_SHIFT, CE_HOST_IE_3_ADDRESS); @@ -221,13 +224,13 @@ static void ath11k_ahb_ce_irq_enable(struct ath11k_base *ab, u16 ce_id) static void ath11k_ahb_ce_irq_disable(struct ath11k_base *ab, u16 ce_id) { - const struct ce_pipe_config *ce_config; + const struct ce_attr *ce_attr; - ce_config = &ab->hw_params.target_ce_config[ce_id]; - if (__le32_to_cpu(ce_config->pipedir) & PIPEDIR_OUT) + ce_attr = &ab->hw_params.host_ce_config[ce_id]; + if (ce_attr->src_nentries) ath11k_ahb_clearbit32(ab, ce_id, CE_HOST_IE_ADDRESS); - if (__le32_to_cpu(ce_config->pipedir) & PIPEDIR_IN) { + if (ce_attr->dest_nentries) { ath11k_ahb_clearbit32(ab, ce_id, CE_HOST_IE_2_ADDRESS); ath11k_ahb_clearbit32(ab, ce_id + CE_HOST_IE_3_SHIFT, CE_HOST_IE_3_ADDRESS); @@ -300,7 +303,10 @@ static void ath11k_ahb_ext_irq_enable(struct ath11k_base *ab) for (i = 0; i < ATH11K_EXT_IRQ_GRP_NUM_MAX; i++) { struct ath11k_ext_irq_grp *irq_grp = &ab->ext_irq_grp[i]; - napi_enable(&irq_grp->napi); + if (!irq_grp->napi_enabled) { + napi_enable(&irq_grp->napi); + irq_grp->napi_enabled = true; + } ath11k_ahb_ext_grp_enable(irq_grp); } } diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index c8e36251068c9..d2f2898d17b49 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -124,6 +124,7 @@ struct ath11k_ext_irq_grp { u32 num_irq; u32 grp_id; u64 timestamp; + bool napi_enabled; struct napi_struct napi; struct net_device napi_ndev; }; @@ -687,7 +688,6 @@ struct ath11k_base { u32 wlan_init_status; int irq_num[ATH11K_IRQ_NUM_MAX]; struct ath11k_ext_irq_grp ext_irq_grp[ATH11K_EXT_IRQ_GRP_NUM_MAX]; - struct napi_struct *napi; struct ath11k_targ_cap target_caps; u32 ext_service_bitmap[WMI_SERVICE_EXT_BM_SIZE]; bool pdevs_macaddr_valid; diff --git a/drivers/net/wireless/ath/ath11k/dp.h b/drivers/net/wireless/ath/ath11k/dp.h index ee8db812589b3..c4972233149f4 100644 --- a/drivers/net/wireless/ath/ath11k/dp.h +++ b/drivers/net/wireless/ath/ath11k/dp.h @@ -514,7 +514,8 @@ struct htt_ppdu_stats_cfg_cmd { } __packed; #define HTT_PPDU_STATS_CFG_MSG_TYPE GENMASK(7, 0) -#define HTT_PPDU_STATS_CFG_PDEV_ID GENMASK(15, 8) +#define HTT_PPDU_STATS_CFG_SOC_STATS BIT(8) +#define HTT_PPDU_STATS_CFG_PDEV_ID GENMASK(15, 9) #define HTT_PPDU_STATS_CFG_TLV_TYPE_BITMASK GENMASK(31, 16) enum htt_ppdu_stats_tag_type { diff --git a/drivers/net/wireless/ath/ath11k/dp_tx.c b/drivers/net/wireless/ath/ath11k/dp_tx.c index 21dfd08d3debb..092eee735da29 100644 --- a/drivers/net/wireless/ath/ath11k/dp_tx.c +++ b/drivers/net/wireless/ath/ath11k/dp_tx.c @@ -894,7 +894,7 @@ int ath11k_dp_tx_htt_h2t_ppdu_stats_req(struct ath11k *ar, u32 mask) cmd->msg = FIELD_PREP(HTT_PPDU_STATS_CFG_MSG_TYPE, HTT_H2T_MSG_TYPE_PPDU_STATS_CFG); - pdev_mask = 1 << (i + 1); + pdev_mask = 1 << (ar->pdev_idx + i); cmd->msg |= FIELD_PREP(HTT_PPDU_STATS_CFG_PDEV_ID, pdev_mask); cmd->msg |= FIELD_PREP(HTT_PPDU_STATS_CFG_TLV_TYPE_BITMASK, mask); diff --git a/drivers/net/wireless/ath/ath11k/hal.c b/drivers/net/wireless/ath/ath11k/hal.c index 9904c0eb75875..f3b9108ab6bd0 100644 --- a/drivers/net/wireless/ath/ath11k/hal.c +++ b/drivers/net/wireless/ath/ath11k/hal.c @@ -991,6 +991,7 @@ int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type, srng->msi_data = params->msi_data; srng->initialized = 1; spin_lock_init(&srng->lock); + lockdep_set_class(&srng->lock, hal->srng_key + ring_id); for (i = 0; i < HAL_SRNG_NUM_REG_GRP; i++) { srng->hwreg_base[i] = srng_config->reg_start[i] + @@ -1237,6 +1238,24 @@ static int ath11k_hal_srng_create_config(struct ath11k_base *ab) return 0; } +static void ath11k_hal_register_srng_key(struct ath11k_base *ab) +{ + struct ath11k_hal *hal = &ab->hal; + u32 ring_id; + + for (ring_id = 0; ring_id < HAL_SRNG_RING_ID_MAX; ring_id++) + lockdep_register_key(hal->srng_key + ring_id); +} + +static void ath11k_hal_unregister_srng_key(struct ath11k_base *ab) +{ + struct ath11k_hal *hal = &ab->hal; + u32 ring_id; + + for (ring_id = 0; ring_id < HAL_SRNG_RING_ID_MAX; ring_id++) + lockdep_unregister_key(hal->srng_key + ring_id); +} + int ath11k_hal_srng_init(struct ath11k_base *ab) { struct ath11k_hal *hal = &ab->hal; @@ -1256,6 +1275,8 @@ int ath11k_hal_srng_init(struct ath11k_base *ab) if (ret) goto err_free_cont_rdp; + ath11k_hal_register_srng_key(ab); + return 0; err_free_cont_rdp: @@ -1270,6 +1291,7 @@ void ath11k_hal_srng_deinit(struct ath11k_base *ab) { struct ath11k_hal *hal = &ab->hal; + ath11k_hal_unregister_srng_key(ab); ath11k_hal_free_cont_rdp(ab); ath11k_hal_free_cont_wrp(ab); kfree(hal->srng_config); diff --git a/drivers/net/wireless/ath/ath11k/hal.h b/drivers/net/wireless/ath/ath11k/hal.h index 1f1b29cd0aa39..5fbfded8d546c 100644 --- a/drivers/net/wireless/ath/ath11k/hal.h +++ b/drivers/net/wireless/ath/ath11k/hal.h @@ -888,6 +888,8 @@ struct ath11k_hal { /* shadow register configuration */ u32 shadow_reg_addr[HAL_SHADOW_NUM_REGS]; int num_shadow_reg_configured; + + struct lock_class_key srng_key[HAL_SRNG_RING_ID_MAX]; }; u32 ath11k_hal_reo_qdesc_size(u32 ba_window_size, u8 tid); diff --git a/drivers/net/wireless/ath/ath11k/hw.c b/drivers/net/wireless/ath/ath11k/hw.c index 66331da350129..f6282e8702923 100644 --- a/drivers/net/wireless/ath/ath11k/hw.c +++ b/drivers/net/wireless/ath/ath11k/hw.c @@ -246,8 +246,6 @@ const struct ath11k_hw_ring_mask ath11k_hw_ring_mask_ipq8074 = { const struct ath11k_hw_ring_mask ath11k_hw_ring_mask_qca6390 = { .tx = { ATH11K_TX_RING_MASK_0, - ATH11K_TX_RING_MASK_1, - ATH11K_TX_RING_MASK_2, }, .rx_mon_status = { 0, 0, 0, 0, diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 0924bc8b35205..cc9122f420243 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. + * Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved. */ #include @@ -792,11 +793,15 @@ static int ath11k_mac_setup_bcn_tmpl(struct ath11k_vif *arvif) if (cfg80211_find_ie(WLAN_EID_RSN, ies, (skb_tail_pointer(bcn) - ies))) arvif->rsnie_present = true; + else + arvif->rsnie_present = false; if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, WLAN_OUI_TYPE_MICROSOFT_WPA, ies, (skb_tail_pointer(bcn) - ies))) arvif->wpaie_present = true; + else + arvif->wpaie_present = false; ret = ath11k_wmi_bcn_tmpl(ar, arvif->vdev_id, &offs, bcn); @@ -2316,9 +2321,12 @@ static int ath11k_mac_op_hw_scan(struct ieee80211_hw *hw, arg.scan_id = ATH11K_SCAN_ID; if (req->ie_len) { + arg.extraie.ptr = kmemdup(req->ie, req->ie_len, GFP_KERNEL); + if (!arg.extraie.ptr) { + ret = -ENOMEM; + goto exit; + } arg.extraie.len = req->ie_len; - arg.extraie.ptr = kzalloc(req->ie_len, GFP_KERNEL); - memcpy(arg.extraie.ptr, req->ie, req->ie_len); } if (req->n_ssids) { @@ -2395,9 +2403,7 @@ static int ath11k_install_key(struct ath11k_vif *arvif, return 0; if (cmd == DISABLE_KEY) { - /* TODO: Check if FW expects value other than NONE for del */ - /* arg.key_cipher = WMI_CIPHER_NONE; */ - arg.key_len = 0; + arg.key_cipher = WMI_CIPHER_NONE; arg.key_data = NULL; goto install; } @@ -2529,7 +2535,7 @@ static int ath11k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, /* flush the fragments cache during key (re)install to * ensure all frags in the new frag list belong to the same key. */ - if (peer && cmd == SET_KEY) + if (peer && sta && cmd == SET_KEY) ath11k_peer_frags_flush(ar, peer); spin_unlock_bh(&ab->base_lock); @@ -3878,23 +3884,32 @@ static int __ath11k_set_antenna(struct ath11k *ar, u32 tx_ant, u32 rx_ant) return 0; } -int ath11k_mac_tx_mgmt_pending_free(int buf_id, void *skb, void *ctx) +static void ath11k_mac_tx_mgmt_free(struct ath11k *ar, int buf_id) { - struct sk_buff *msdu = skb; + struct sk_buff *msdu; struct ieee80211_tx_info *info; - struct ath11k *ar = ctx; - struct ath11k_base *ab = ar->ab; spin_lock_bh(&ar->txmgmt_idr_lock); - idr_remove(&ar->txmgmt_idr, buf_id); + msdu = idr_remove(&ar->txmgmt_idr, buf_id); spin_unlock_bh(&ar->txmgmt_idr_lock); - dma_unmap_single(ab->dev, ATH11K_SKB_CB(msdu)->paddr, msdu->len, + + if (!msdu) + return; + + dma_unmap_single(ar->ab->dev, ATH11K_SKB_CB(msdu)->paddr, msdu->len, DMA_TO_DEVICE); info = IEEE80211_SKB_CB(msdu); memset(&info->status, 0, sizeof(info->status)); ieee80211_free_txskb(ar->hw, msdu); +} + +int ath11k_mac_tx_mgmt_pending_free(int buf_id, void *skb, void *ctx) +{ + struct ath11k *ar = ctx; + + ath11k_mac_tx_mgmt_free(ar, buf_id); return 0; } @@ -3903,17 +3918,10 @@ static int ath11k_mac_vif_txmgmt_idr_remove(int buf_id, void *skb, void *ctx) { struct ieee80211_vif *vif = ctx; struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB((struct sk_buff *)skb); - struct sk_buff *msdu = skb; struct ath11k *ar = skb_cb->ar; - struct ath11k_base *ab = ar->ab; - if (skb_cb->vif == vif) { - spin_lock_bh(&ar->txmgmt_idr_lock); - idr_remove(&ar->txmgmt_idr, buf_id); - spin_unlock_bh(&ar->txmgmt_idr_lock); - dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, - DMA_TO_DEVICE); - } + if (skb_cb->vif == vif) + ath11k_mac_tx_mgmt_free(ar, buf_id); return 0; } @@ -3928,6 +3936,8 @@ static int ath11k_mac_mgmt_tx_wmi(struct ath11k *ar, struct ath11k_vif *arvif, int buf_id; int ret; + ATH11K_SKB_CB(skb)->ar = ar; + spin_lock_bh(&ar->txmgmt_idr_lock); buf_id = idr_alloc(&ar->txmgmt_idr, skb, 0, ATH11K_TX_MGMT_NUM_PENDING_MAX, GFP_ATOMIC); diff --git a/drivers/net/wireless/ath/ath11k/pci.c b/drivers/net/wireless/ath/ath11k/pci.c index d7eb6b7160bb4..105e344240c10 100644 --- a/drivers/net/wireless/ath/ath11k/pci.c +++ b/drivers/net/wireless/ath/ath11k/pci.c @@ -416,8 +416,11 @@ static void __ath11k_pci_ext_irq_disable(struct ath11k_base *sc) ath11k_pci_ext_grp_disable(irq_grp); - napi_synchronize(&irq_grp->napi); - napi_disable(&irq_grp->napi); + if (irq_grp->napi_enabled) { + napi_synchronize(&irq_grp->napi); + napi_disable(&irq_grp->napi); + irq_grp->napi_enabled = false; + } } } @@ -436,7 +439,10 @@ static void ath11k_pci_ext_irq_enable(struct ath11k_base *ab) for (i = 0; i < ATH11K_EXT_IRQ_GRP_NUM_MAX; i++) { struct ath11k_ext_irq_grp *irq_grp = &ab->ext_irq_grp[i]; - napi_enable(&irq_grp->napi); + if (!irq_grp->napi_enabled) { + napi_enable(&irq_grp->napi); + irq_grp->napi_enabled = true; + } ath11k_pci_ext_grp_enable(irq_grp); } } diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c index b8f9f34408879..e34311516b958 100644 --- a/drivers/net/wireless/ath/ath11k/reg.c +++ b/drivers/net/wireless/ath/ath11k/reg.c @@ -456,6 +456,9 @@ ath11k_reg_adjust_bw(u16 start_freq, u16 end_freq, u16 max_bw) { u16 bw; + if (end_freq <= start_freq) + return 0; + bw = end_freq - start_freq; bw = min_t(u16, bw, max_bw); @@ -463,8 +466,10 @@ ath11k_reg_adjust_bw(u16 start_freq, u16 end_freq, u16 max_bw) bw = 80; else if (bw >= 40 && bw < 80) bw = 40; - else if (bw < 40) + else if (bw >= 20 && bw < 40) bw = 20; + else + bw = 0; return bw; } @@ -488,73 +493,77 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, struct cur_reg_rule *reg_rule, u8 *rule_idx, u32 flags, u16 max_bw) { + u32 start_freq; u32 end_freq; u16 bw; u8 i; i = *rule_idx; + /* there might be situations when even the input rule must be dropped */ + i--; + + /* frequencies below weather radar */ bw = ath11k_reg_adjust_bw(reg_rule->start_freq, ETSI_WEATHER_RADAR_BAND_LOW, max_bw); + if (bw > 0) { + i++; - ath11k_reg_update_rule(regd->reg_rules + i, reg_rule->start_freq, - ETSI_WEATHER_RADAR_BAND_LOW, bw, - reg_rule->ant_gain, reg_rule->reg_power, - flags); + ath11k_reg_update_rule(regd->reg_rules + i, + reg_rule->start_freq, + ETSI_WEATHER_RADAR_BAND_LOW, bw, + reg_rule->ant_gain, reg_rule->reg_power, + flags); - ath11k_dbg(ab, ATH11K_DBG_REG, - "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", - i + 1, reg_rule->start_freq, ETSI_WEATHER_RADAR_BAND_LOW, - bw, reg_rule->ant_gain, reg_rule->reg_power, - regd->reg_rules[i].dfs_cac_ms, - flags); - - if (reg_rule->end_freq > ETSI_WEATHER_RADAR_BAND_HIGH) - end_freq = ETSI_WEATHER_RADAR_BAND_HIGH; - else - end_freq = reg_rule->end_freq; + ath11k_dbg(ab, ATH11K_DBG_REG, + "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", + i + 1, reg_rule->start_freq, + ETSI_WEATHER_RADAR_BAND_LOW, bw, reg_rule->ant_gain, + reg_rule->reg_power, regd->reg_rules[i].dfs_cac_ms, + flags); + } - bw = ath11k_reg_adjust_bw(ETSI_WEATHER_RADAR_BAND_LOW, end_freq, - max_bw); + /* weather radar frequencies */ + start_freq = max_t(u32, reg_rule->start_freq, + ETSI_WEATHER_RADAR_BAND_LOW); + end_freq = min_t(u32, reg_rule->end_freq, ETSI_WEATHER_RADAR_BAND_HIGH); - i++; + bw = ath11k_reg_adjust_bw(start_freq, end_freq, max_bw); + if (bw > 0) { + i++; - ath11k_reg_update_rule(regd->reg_rules + i, - ETSI_WEATHER_RADAR_BAND_LOW, end_freq, bw, - reg_rule->ant_gain, reg_rule->reg_power, - flags); + ath11k_reg_update_rule(regd->reg_rules + i, start_freq, + end_freq, bw, reg_rule->ant_gain, + reg_rule->reg_power, flags); - regd->reg_rules[i].dfs_cac_ms = ETSI_WEATHER_RADAR_BAND_CAC_TIMEOUT; + regd->reg_rules[i].dfs_cac_ms = ETSI_WEATHER_RADAR_BAND_CAC_TIMEOUT; - ath11k_dbg(ab, ATH11K_DBG_REG, - "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", - i + 1, ETSI_WEATHER_RADAR_BAND_LOW, end_freq, - bw, reg_rule->ant_gain, reg_rule->reg_power, - regd->reg_rules[i].dfs_cac_ms, - flags); - - if (end_freq == reg_rule->end_freq) { - regd->n_reg_rules--; - *rule_idx = i; - return; + ath11k_dbg(ab, ATH11K_DBG_REG, + "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", + i + 1, start_freq, end_freq, bw, + reg_rule->ant_gain, reg_rule->reg_power, + regd->reg_rules[i].dfs_cac_ms, flags); } + /* frequencies above weather radar */ bw = ath11k_reg_adjust_bw(ETSI_WEATHER_RADAR_BAND_HIGH, reg_rule->end_freq, max_bw); + if (bw > 0) { + i++; - i++; - - ath11k_reg_update_rule(regd->reg_rules + i, ETSI_WEATHER_RADAR_BAND_HIGH, - reg_rule->end_freq, bw, - reg_rule->ant_gain, reg_rule->reg_power, - flags); + ath11k_reg_update_rule(regd->reg_rules + i, + ETSI_WEATHER_RADAR_BAND_HIGH, + reg_rule->end_freq, bw, + reg_rule->ant_gain, reg_rule->reg_power, + flags); - ath11k_dbg(ab, ATH11K_DBG_REG, - "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", - i + 1, ETSI_WEATHER_RADAR_BAND_HIGH, reg_rule->end_freq, - bw, reg_rule->ant_gain, reg_rule->reg_power, - regd->reg_rules[i].dfs_cac_ms, - flags); + ath11k_dbg(ab, ATH11K_DBG_REG, + "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", + i + 1, ETSI_WEATHER_RADAR_BAND_HIGH, + reg_rule->end_freq, bw, reg_rule->ant_gain, + reg_rule->reg_power, regd->reg_rules[i].dfs_cac_ms, + flags); + } *rule_idx = i; } diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index e84127165d858..53846dc9a5c5a 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -1665,7 +1665,8 @@ int ath11k_wmi_vdev_install_key(struct ath11k *ar, tlv = (struct wmi_tlv *)(skb->data + sizeof(*cmd)); tlv->header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_ARRAY_BYTE) | FIELD_PREP(WMI_TLV_LEN, key_len_aligned); - memcpy(tlv->value, (u8 *)arg->key_data, key_len_aligned); + if (arg->key_data) + memcpy(tlv->value, (u8 *)arg->key_data, key_len_aligned); ret = ath11k_wmi_cmd_send(wmi, skb, WMI_VDEV_INSTALL_KEY_CMDID); if (ret) { @@ -5421,7 +5422,7 @@ static int ath11k_reg_chan_list_event(struct ath11k_base *ab, struct sk_buff *sk ar = ab->pdevs[pdev_idx].ar; kfree(ab->new_regd[pdev_idx]); ab->new_regd[pdev_idx] = regd; - ieee80211_queue_work(ar->hw, &ar->regd_update_work); + queue_work(ab->workqueue, &ar->regd_update_work); } else { /* This regd would be applied during mac registration and is * held constant throughout for regd intersection purpose diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 860da13bfb6ac..f06eec99de688 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -590,6 +590,13 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, return; } + if (pkt_len > 2 * MAX_RX_BUF_SIZE) { + dev_err(&hif_dev->udev->dev, + "ath9k_htc: invalid pkt_len (%x)\n", pkt_len); + RX_STAT_INC(skb_dropped); + return; + } + pad_len = 4 - (pkt_len & 0x3); if (pad_len == 4) pad_len = 0; diff --git a/drivers/net/wireless/ath/wcn36xx/dxe.c b/drivers/net/wireless/ath/wcn36xx/dxe.c index cf4eb0fb28151..6c62ffc799a2b 100644 --- a/drivers/net/wireless/ath/wcn36xx/dxe.c +++ b/drivers/net/wireless/ath/wcn36xx/dxe.c @@ -272,6 +272,21 @@ static int wcn36xx_dxe_enable_ch_int(struct wcn36xx *wcn, u16 wcn_ch) return 0; } +static void wcn36xx_dxe_disable_ch_int(struct wcn36xx *wcn, u16 wcn_ch) +{ + int reg_data = 0; + + wcn36xx_dxe_read_register(wcn, + WCN36XX_DXE_INT_MASK_REG, + ®_data); + + reg_data &= ~wcn_ch; + + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_INT_MASK_REG, + (int)reg_data); +} + static int wcn36xx_dxe_fill_skb(struct device *dev, struct wcn36xx_dxe_ctl *ctl, gfp_t gfp) @@ -869,7 +884,6 @@ int wcn36xx_dxe_init(struct wcn36xx *wcn) WCN36XX_DXE_WQ_TX_L); wcn36xx_dxe_read_register(wcn, WCN36XX_DXE_REG_CH_EN, ®_data); - wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_L); /***************************************/ /* Init descriptors for TX HIGH channel */ @@ -893,9 +907,6 @@ int wcn36xx_dxe_init(struct wcn36xx *wcn) wcn36xx_dxe_read_register(wcn, WCN36XX_DXE_REG_CH_EN, ®_data); - /* Enable channel interrupts */ - wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_H); - /***************************************/ /* Init descriptors for RX LOW channel */ /***************************************/ @@ -905,7 +916,6 @@ int wcn36xx_dxe_init(struct wcn36xx *wcn) goto out_err_rxl_ch; } - /* For RX we need to preallocated buffers */ wcn36xx_dxe_ch_alloc_skb(wcn, &wcn->dxe_rx_l_ch); @@ -928,9 +938,6 @@ int wcn36xx_dxe_init(struct wcn36xx *wcn) WCN36XX_DXE_REG_CTL_RX_L, WCN36XX_DXE_CH_DEFAULT_CTL_RX_L); - /* Enable channel interrupts */ - wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_L); - /***************************************/ /* Init descriptors for RX HIGH channel */ /***************************************/ @@ -962,15 +969,18 @@ int wcn36xx_dxe_init(struct wcn36xx *wcn) WCN36XX_DXE_REG_CTL_RX_H, WCN36XX_DXE_CH_DEFAULT_CTL_RX_H); - /* Enable channel interrupts */ - wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_H); - ret = wcn36xx_dxe_request_irqs(wcn); if (ret < 0) goto out_err_irq; timer_setup(&wcn->tx_ack_timer, wcn36xx_dxe_tx_timer, 0); + /* Enable channel interrupts */ + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_L); + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_H); + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_L); + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_H); + return 0; out_err_irq: @@ -987,6 +997,14 @@ out_err_txh_ch: void wcn36xx_dxe_deinit(struct wcn36xx *wcn) { + int reg_data = 0; + + /* Disable channel interrupts */ + wcn36xx_dxe_disable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_H); + wcn36xx_dxe_disable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_L); + wcn36xx_dxe_disable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_H); + wcn36xx_dxe_disable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_L); + free_irq(wcn->tx_irq, wcn); free_irq(wcn->rx_irq, wcn); del_timer(&wcn->tx_ack_timer); @@ -996,6 +1014,15 @@ void wcn36xx_dxe_deinit(struct wcn36xx *wcn) wcn->tx_ack_skb = NULL; } + /* Put the DXE block into reset before freeing memory */ + reg_data = WCN36XX_DXE_REG_RESET; + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_REG_CSR_RESET, reg_data); + wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_l_ch); wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_h_ch); + + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_tx_l_ch); + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_tx_h_ch); + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_rx_l_ch); + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_rx_h_ch); } diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 629ddfd74da1a..9aaf6f7473333 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -397,6 +397,7 @@ static void wcn36xx_change_opchannel(struct wcn36xx *wcn, int ch) static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed) { struct wcn36xx *wcn = hw->priv; + int ret; wcn36xx_dbg(WCN36XX_DBG_MAC, "mac config changed 0x%08x\n", changed); @@ -412,17 +413,31 @@ static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed) * want to receive/transmit regular data packets, then * simply stop the scan session and exit PS mode. */ - wcn36xx_smd_finish_scan(wcn, HAL_SYS_MODE_SCAN, - wcn->sw_scan_vif); - wcn->sw_scan_channel = 0; + if (wcn->sw_scan_channel) + wcn36xx_smd_end_scan(wcn, wcn->sw_scan_channel); + if (wcn->sw_scan_init) { + wcn36xx_smd_finish_scan(wcn, HAL_SYS_MODE_SCAN, + wcn->sw_scan_vif); + } } else if (wcn->sw_scan) { /* A scan is ongoing, do not change the operating * channel, but start a scan session on the channel. */ - wcn36xx_smd_init_scan(wcn, HAL_SYS_MODE_SCAN, - wcn->sw_scan_vif); + if (wcn->sw_scan_channel) + wcn36xx_smd_end_scan(wcn, wcn->sw_scan_channel); + if (!wcn->sw_scan_init) { + /* This can fail if we are unable to notify the + * operating channel. + */ + ret = wcn36xx_smd_init_scan(wcn, + HAL_SYS_MODE_SCAN, + wcn->sw_scan_vif); + if (ret) { + mutex_unlock(&wcn->conf_mutex); + return -EIO; + } + } wcn36xx_smd_start_scan(wcn, ch); - wcn->sw_scan_channel = ch; } else { wcn36xx_change_opchannel(wcn, ch); } @@ -709,7 +724,12 @@ static void wcn36xx_sw_scan_complete(struct ieee80211_hw *hw, struct wcn36xx *wcn = hw->priv; /* ensure that any scan session is finished */ - wcn36xx_smd_finish_scan(wcn, HAL_SYS_MODE_SCAN, wcn->sw_scan_vif); + if (wcn->sw_scan_channel) + wcn36xx_smd_end_scan(wcn, wcn->sw_scan_channel); + if (wcn->sw_scan_init) { + wcn36xx_smd_finish_scan(wcn, HAL_SYS_MODE_SCAN, + wcn->sw_scan_vif); + } wcn->sw_scan = false; wcn->sw_scan_opchannel = 0; } diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index 3793907ace92e..7f00cb6f5e16b 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -730,6 +730,7 @@ int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode, wcn36xx_err("hal_init_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_init = true; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -760,6 +761,7 @@ int wcn36xx_smd_start_scan(struct wcn36xx *wcn, u8 scan_channel) wcn36xx_err("hal_start_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_channel = scan_channel; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -790,6 +792,7 @@ int wcn36xx_smd_end_scan(struct wcn36xx *wcn, u8 scan_channel) wcn36xx_err("hal_end_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_channel = 0; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -831,6 +834,7 @@ int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, wcn36xx_err("hal_finish_scan response failed err=%d\n", ret); goto out; } + wcn->sw_scan_init = false; out: mutex_unlock(&wcn->hal_mutex); return ret; @@ -2603,7 +2607,7 @@ static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", tmp->bss_index); vif = wcn36xx_priv_to_vif(tmp); - ieee80211_connection_loss(vif); + ieee80211_beacon_loss(vif); } return 0; } @@ -2618,7 +2622,7 @@ static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", rsp->bss_index); vif = wcn36xx_priv_to_vif(tmp); - ieee80211_connection_loss(vif); + ieee80211_beacon_loss(vif); return 0; } } diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.c b/drivers/net/wireless/ath/wcn36xx/txrx.c index bbd7194c82e27..f33e7228a1010 100644 --- a/drivers/net/wireless/ath/wcn36xx/txrx.c +++ b/drivers/net/wireless/ath/wcn36xx/txrx.c @@ -237,7 +237,6 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb) const struct wcn36xx_rate *rate; struct ieee80211_hdr *hdr; struct wcn36xx_rx_bd *bd; - struct ieee80211_supported_band *sband; u16 fc, sn; /* @@ -259,8 +258,6 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb) fc = __le16_to_cpu(hdr->frame_control); sn = IEEE80211_SEQ_TO_SN(__le16_to_cpu(hdr->seq_ctrl)); - status.freq = WCN36XX_CENTER_FREQ(wcn); - status.band = WCN36XX_BAND(wcn); status.mactime = 10; status.signal = -get_rssi0(bd); status.antenna = 1; @@ -272,18 +269,36 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb) wcn36xx_dbg(WCN36XX_DBG_RX, "status.flags=%x\n", status.flag); + if (bd->scan_learn) { + /* If packet originate from hardware scanning, extract the + * band/channel from bd descriptor. + */ + u8 hwch = (bd->reserved0 << 4) + bd->rx_ch; + + if (bd->rf_band != 1 && hwch <= sizeof(ab_rx_ch_map) && hwch >= 1) { + status.band = NL80211_BAND_5GHZ; + status.freq = ieee80211_channel_to_frequency(ab_rx_ch_map[hwch - 1], + status.band); + } else { + status.band = NL80211_BAND_2GHZ; + status.freq = ieee80211_channel_to_frequency(hwch, status.band); + } + } else { + status.band = WCN36XX_BAND(wcn); + status.freq = WCN36XX_CENTER_FREQ(wcn); + } + if (bd->rate_id < ARRAY_SIZE(wcn36xx_rate_table)) { rate = &wcn36xx_rate_table[bd->rate_id]; status.encoding = rate->encoding; status.enc_flags = rate->encoding_flags; status.bw = rate->bw; status.rate_idx = rate->mcs_or_legacy_index; - sband = wcn->hw->wiphy->bands[status.band]; status.nss = 1; if (status.band == NL80211_BAND_5GHZ && status.encoding == RX_ENC_LEGACY && - status.rate_idx >= sband->n_bitrates) { + status.rate_idx >= 4) { /* no dsss rates in 5Ghz rates table */ status.rate_idx -= 4; } @@ -298,22 +313,6 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb) ieee80211_is_probe_resp(hdr->frame_control)) status.boottime_ns = ktime_get_boottime_ns(); - if (bd->scan_learn) { - /* If packet originates from hardware scanning, extract the - * band/channel from bd descriptor. - */ - u8 hwch = (bd->reserved0 << 4) + bd->rx_ch; - - if (bd->rf_band != 1 && hwch <= sizeof(ab_rx_ch_map) && hwch >= 1) { - status.band = NL80211_BAND_5GHZ; - status.freq = ieee80211_channel_to_frequency(ab_rx_ch_map[hwch - 1], - status.band); - } else { - status.band = NL80211_BAND_2GHZ; - status.freq = ieee80211_channel_to_frequency(hwch, status.band); - } - } - memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); if (ieee80211_is_beacon(hdr->frame_control)) { diff --git a/drivers/net/wireless/ath/wcn36xx/wcn36xx.h b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h index 9b4dee2fc6483..5c40d0bdee245 100644 --- a/drivers/net/wireless/ath/wcn36xx/wcn36xx.h +++ b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h @@ -231,6 +231,7 @@ struct wcn36xx { struct cfg80211_scan_request *scan_req; bool sw_scan; u8 sw_scan_opchannel; + bool sw_scan_init; u8 sw_scan_channel; struct ieee80211_vif *sw_scan_vif; struct mutex scan_lock; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index be214f39f52be..30c6d7b18599a 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -185,6 +185,9 @@ static void iwl_dealloc_ucode(struct iwl_drv *drv) for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) iwl_free_fw_img(drv, drv->fw.img + i); + + /* clear the data for the aborted load case */ + memset(&drv->fw, 0, sizeof(drv->fw)); } static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, @@ -1365,6 +1368,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) int i; bool load_module = false; bool usniffer_images = false; + bool failure = true; fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; fw->ucode_capa.standard_phy_calibration_size = @@ -1625,15 +1629,9 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) * else from proceeding if the module fails to load * or hangs loading. */ - if (load_module) { + if (load_module) request_module("%s", op->name); -#ifdef CONFIG_IWLWIFI_OPMODE_MODULAR - if (err) - IWL_ERR(drv, - "failed to load module %s (error %d), is dynamic loading enabled?\n", - op->name, err); -#endif - } + failure = false; goto free; try_again: @@ -1649,6 +1647,9 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) complete(&drv->request_firmware_complete); device_release_driver(drv->trans->dev); free: + if (failure) + iwl_dealloc_ucode(drv); + if (pieces) { for (i = 0; i < ARRAY_SIZE(pieces->img); i++) kfree(pieces->img[i].sec); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c index a0ce761d0c59b..b1335fe3b01a2 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c @@ -967,7 +967,7 @@ static void iwl_mvm_ftm_rtt_smoothing(struct iwl_mvm *mvm, overshoot = IWL_MVM_FTM_INITIATOR_SMOOTH_OVERSHOOT; alpha = IWL_MVM_FTM_INITIATOR_SMOOTH_ALPHA; - rtt_avg = (alpha * rtt + (100 - alpha) * resp->rtt_avg) / 100; + rtt_avg = div_s64(alpha * rtt + (100 - alpha) * resp->rtt_avg, 100); IWL_DEBUG_INFO(mvm, "%pM: prev rtt_avg=%lld, new rtt_avg=%lld, rtt=%lld\n", diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 81cc85a97eb20..922a7ea0cd24e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1739,6 +1739,7 @@ static void iwl_mvm_recalc_multicast(struct iwl_mvm *mvm) struct iwl_mvm_mc_iter_data iter_data = { .mvm = mvm, }; + int ret; lockdep_assert_held(&mvm->mutex); @@ -1748,6 +1749,22 @@ static void iwl_mvm_recalc_multicast(struct iwl_mvm *mvm) ieee80211_iterate_active_interfaces_atomic( mvm->hw, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_mc_iface_iterator, &iter_data); + + /* + * Send a (synchronous) ech command so that we wait for the + * multiple asynchronous MCAST_FILTER_CMD commands sent by + * the interface iterator. Otherwise, we might get here over + * and over again (by userspace just sending a lot of these) + * and the CPU can send them faster than the firmware can + * process them. + * Note that the CPU is still faster - but with this we'll + * actually send fewer commands overall because the CPU will + * not schedule the work in mac80211 as frequently if it's + * still running when rescheduled (possibly multiple times). + */ + ret = iwl_mvm_send_cmd_pdu(mvm, ECHO_CMD, 0, 0, NULL); + if (ret) + IWL_ERR(mvm, "Failed to synchronize multicast groups update\n"); } static u64 iwl_mvm_prepare_multicast(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 838734fec5023..86b3fb321dfdd 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -177,12 +177,39 @@ static int iwl_mvm_create_skb(struct iwl_mvm *mvm, struct sk_buff *skb, struct iwl_rx_mpdu_desc *desc = (void *)pkt->data; unsigned int headlen, fraglen, pad_len = 0; unsigned int hdrlen = ieee80211_hdrlen(hdr->frame_control); + u8 mic_crc_len = u8_get_bits(desc->mac_flags1, + IWL_RX_MPDU_MFLG1_MIC_CRC_LEN_MASK) << 1; if (desc->mac_flags2 & IWL_RX_MPDU_MFLG2_PAD) { len -= 2; pad_len = 2; } + /* + * For non monitor interface strip the bytes the RADA might not have + * removed. As monitor interface cannot exist with other interfaces + * this removal is safe. + */ + if (mic_crc_len && !ieee80211_hw_check(mvm->hw, RX_INCLUDES_FCS)) { + u32 pkt_flags = le32_to_cpu(pkt->len_n_flags); + + /* + * If RADA was not enabled then decryption was not performed so + * the MIC cannot be removed. + */ + if (!(pkt_flags & FH_RSCSR_RADA_EN)) { + if (WARN_ON(crypt_len > mic_crc_len)) + return -EINVAL; + + mic_crc_len -= crypt_len; + } + + if (WARN_ON(mic_crc_len > len)) + return -EINVAL; + + len -= mic_crc_len; + } + /* If frame is small enough to fit in skb->head, pull it completely. * If not, only pull ieee80211_hdr (including crypto if present, and * an additional 8 bytes for SNAP/ethertype, see below) so that diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index a5d90e028833c..46255d2c555b6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -2157,7 +2157,7 @@ static int iwl_mvm_check_running_scans(struct iwl_mvm *mvm, int type) return -EIO; } -#define SCAN_TIMEOUT 20000 +#define SCAN_TIMEOUT 30000 void iwl_mvm_scan_timeout_wk(struct work_struct *work) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c index 394598b14a173..3f081cdea09ca 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c @@ -98,14 +98,13 @@ void iwl_mvm_roc_done_wk(struct work_struct *wk) struct iwl_mvm *mvm = container_of(wk, struct iwl_mvm, roc_done_wk); /* - * Clear the ROC_RUNNING /ROC_AUX_RUNNING status bit. + * Clear the ROC_RUNNING status bit. * This will cause the TX path to drop offchannel transmissions. * That would also be done by mac80211, but it is racy, in particular * in the case that the time event actually completed in the firmware * (which is handled in iwl_mvm_te_handle_notif). */ clear_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status); - clear_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status); synchronize_net(); @@ -131,9 +130,19 @@ void iwl_mvm_roc_done_wk(struct work_struct *wk) mvmvif = iwl_mvm_vif_from_mac80211(mvm->p2p_device_vif); iwl_mvm_flush_sta(mvm, &mvmvif->bcast_sta, true); } - } else { + } + + /* + * Clear the ROC_AUX_RUNNING status bit. + * This will cause the TX path to drop offchannel transmissions. + * That would also be done by mac80211, but it is racy, in particular + * in the case that the time event actually completed in the firmware + * (which is handled in iwl_mvm_te_handle_notif). + */ + if (test_and_clear_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status)) { /* do the same in case of hot spot 2.0 */ iwl_mvm_flush_sta(mvm, &mvm->aux_sta, true); + /* In newer version of this command an aux station is added only * in cases of dedicated tx queue and need to be removed in end * of use */ @@ -1157,15 +1166,10 @@ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm, cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, mvmvif->color)), .action = cpu_to_le32(FW_CTXT_ACTION_ADD), + .conf_id = cpu_to_le32(SESSION_PROTECT_CONF_ASSOC), .duration_tu = cpu_to_le32(MSEC_TO_TU(duration)), }; - /* The time_event_data.id field is reused to save session - * protection's configuration. - */ - mvmvif->time_event_data.id = SESSION_PROTECT_CONF_ASSOC; - cmd.conf_id = cpu_to_le32(mvmvif->time_event_data.id); - lockdep_assert_held(&mvm->mutex); spin_lock_bh(&mvm->time_event_lock); @@ -1179,6 +1183,11 @@ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm, } iwl_mvm_te_clear_data(mvm, te_data); + /* + * The time_event_data.id field is reused to save session + * protection's configuration. + */ + te_data->id = le32_to_cpu(cmd.conf_id); te_data->duration = le32_to_cpu(cmd.duration_tu); spin_unlock_bh(&mvm->time_event_lock); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c index 2c13fa8f28200..6aedf5762571d 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c @@ -2260,7 +2260,12 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id) } } - if (inta_hw & MSIX_HW_INT_CAUSES_REG_WAKEUP) { + /* + * In some rare cases when the HW is in a bad state, we may + * get this interrupt too early, when prph_info is still NULL. + * So make sure that it's not NULL to prevent crashing. + */ + if (inta_hw & MSIX_HW_INT_CAUSES_REG_WAKEUP && trans_pcie->prph_info) { u32 sleep_notif = le32_to_cpu(trans_pcie->prph_info->sleep_notif); if (sleep_notif == IWL_D3_SLEEP_STATUS_SUSPEND || diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c b/drivers/net/wireless/intel/iwlwifi/queue/tx.c index 9181221a2434d..0136df00ff6a6 100644 --- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c @@ -1148,6 +1148,7 @@ int iwl_txq_alloc(struct iwl_trans *trans, struct iwl_txq *txq, int slots_num, return 0; err_free_tfds: dma_free_coherent(trans->dev, tfd_sz, txq->tfds, txq->dma_addr); + txq->tfds = NULL; error: if (txq->entries && cmd_queue) for (i = 0; i < slots_num; i++) diff --git a/drivers/net/wireless/marvell/mwifiex/sta_event.c b/drivers/net/wireless/marvell/mwifiex/sta_event.c index bc79ca4cb803c..753458628f86a 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_event.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_event.c @@ -364,10 +364,12 @@ static void mwifiex_process_uap_tx_pause(struct mwifiex_private *priv, sta_ptr = mwifiex_get_sta_entry(priv, tp->peermac); if (sta_ptr && sta_ptr->tx_pause != tp->tx_pause) { sta_ptr->tx_pause = tp->tx_pause; + spin_unlock_bh(&priv->sta_list_spinlock); mwifiex_update_ralist_tx_pause(priv, tp->peermac, tp->tx_pause); + } else { + spin_unlock_bh(&priv->sta_list_spinlock); } - spin_unlock_bh(&priv->sta_list_spinlock); } } @@ -399,11 +401,13 @@ static void mwifiex_process_sta_tx_pause(struct mwifiex_private *priv, sta_ptr = mwifiex_get_sta_entry(priv, tp->peermac); if (sta_ptr && sta_ptr->tx_pause != tp->tx_pause) { sta_ptr->tx_pause = tp->tx_pause; + spin_unlock_bh(&priv->sta_list_spinlock); mwifiex_update_ralist_tx_pause(priv, tp->peermac, tp->tx_pause); + } else { + spin_unlock_bh(&priv->sta_list_spinlock); } - spin_unlock_bh(&priv->sta_list_spinlock); } } } diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c b/drivers/net/wireless/marvell/mwifiex/usb.c index 9736aa0ab7fd4..8f01fcbe93961 100644 --- a/drivers/net/wireless/marvell/mwifiex/usb.c +++ b/drivers/net/wireless/marvell/mwifiex/usb.c @@ -130,7 +130,8 @@ static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, default: mwifiex_dbg(adapter, ERROR, "unknown recv_type %#x\n", recv_type); - return -1; + ret = -1; + goto exit_restore_skb; } break; case MWIFIEX_USB_EP_DATA: diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 565efd8806247..2ef1416899f03 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -1652,7 +1652,7 @@ int rtw_core_init(struct rtw_dev *rtwdev) /* default rx filter setting */ rtwdev->hal.rcr = BIT_APP_FCS | BIT_APP_MIC | BIT_APP_ICV | - BIT_HTC_LOC_CTRL | BIT_APP_PHYSTS | + BIT_PKTCTL_DLEN | BIT_HTC_LOC_CTRL | BIT_APP_PHYSTS | BIT_AB | BIT_AM | BIT_APM; ret = rtw_load_firmware(rtwdev, RTW_NORMAL_FW); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.h b/drivers/net/wireless/realtek/rtw88/rtw8821c.h index bd01e82b6bcd0..8d1e8ff71d7ef 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.h @@ -131,7 +131,7 @@ _rtw_write32s_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 data) #define WLAN_TX_FUNC_CFG2 0x30 #define WLAN_MAC_OPT_NORM_FUNC1 0x98 #define WLAN_MAC_OPT_LB_FUNC1 0x80 -#define WLAN_MAC_OPT_FUNC2 0x30810041 +#define WLAN_MAC_OPT_FUNC2 0xb0810041 #define WLAN_SIFS_CFG (WLAN_SIFS_CCK_CONT_TX | \ (WLAN_SIFS_OFDM_CONT_TX << BIT_SHIFT_SIFS_OFDM_CTX) | \ diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c index 22d0dd640ac94..dbfd67c3f598c 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c @@ -204,7 +204,7 @@ static void rtw8822b_phy_set_param(struct rtw_dev *rtwdev) #define WLAN_TX_FUNC_CFG2 0x30 #define WLAN_MAC_OPT_NORM_FUNC1 0x98 #define WLAN_MAC_OPT_LB_FUNC1 0x80 -#define WLAN_MAC_OPT_FUNC2 0x30810041 +#define WLAN_MAC_OPT_FUNC2 0xb0810041 #define WLAN_SIFS_CFG (WLAN_SIFS_CCK_CONT_TX | \ (WLAN_SIFS_OFDM_CONT_TX << BIT_SHIFT_SIFS_OFDM_CTX) | \ diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index 79ad6232dce83..cee586335552d 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -1248,7 +1248,7 @@ static void rtw8822c_phy_set_param(struct rtw_dev *rtwdev) #define WLAN_TX_FUNC_CFG2 0x30 #define WLAN_MAC_OPT_NORM_FUNC1 0x98 #define WLAN_MAC_OPT_LB_FUNC1 0x80 -#define WLAN_MAC_OPT_FUNC2 0x30810041 +#define WLAN_MAC_OPT_FUNC2 0xb0810041 #define WLAN_MAC_INT_MIG_CFG 0x33330000 #define WLAN_SIFS_CFG (WLAN_SIFS_CCK_CONT_TX | \ diff --git a/drivers/net/wireless/rsi/rsi_91x_main.c b/drivers/net/wireless/rsi/rsi_91x_main.c index 8c638cfeac52f..fe8aed58ac088 100644 --- a/drivers/net/wireless/rsi/rsi_91x_main.c +++ b/drivers/net/wireless/rsi/rsi_91x_main.c @@ -23,6 +23,7 @@ #include "rsi_common.h" #include "rsi_coex.h" #include "rsi_hal.h" +#include "rsi_usb.h" u32 rsi_zone_enabled = /* INFO_ZONE | INIT_ZONE | @@ -168,6 +169,9 @@ int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len) frame_desc = &rx_pkt[index]; actual_length = *(u16 *)&frame_desc[0]; offset = *(u16 *)&frame_desc[2]; + if (!rcv_pkt_len && offset > + RSI_MAX_RX_USB_PKT_SIZE - FRAME_DESC_SZ) + goto fail; queueno = rsi_get_queueno(frame_desc, offset); length = rsi_get_length(frame_desc, offset); diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c index d881df9ebd0c3..11388a1469621 100644 --- a/drivers/net/wireless/rsi/rsi_91x_usb.c +++ b/drivers/net/wireless/rsi/rsi_91x_usb.c @@ -269,8 +269,12 @@ static void rsi_rx_done_handler(struct urb *urb) struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)rx_cb->data; int status = -EINVAL; + if (!rx_cb->rx_skb) + return; + if (urb->status) { dev_kfree_skb(rx_cb->rx_skb); + rx_cb->rx_skb = NULL; return; } @@ -294,8 +298,10 @@ out: if (rsi_rx_urb_submit(dev->priv, rx_cb->ep_num, GFP_ATOMIC)) rsi_dbg(ERR_ZONE, "%s: Failed in urb submission", __func__); - if (status) + if (status) { dev_kfree_skb(rx_cb->rx_skb); + rx_cb->rx_skb = NULL; + } } static void rsi_rx_urb_kill(struct rsi_hw *adapter, u8 ep_num) @@ -322,7 +328,6 @@ static int rsi_rx_urb_submit(struct rsi_hw *adapter, u8 ep_num, gfp_t mem_flags) struct sk_buff *skb; u8 dword_align_bytes = 0; -#define RSI_MAX_RX_USB_PKT_SIZE 3000 skb = dev_alloc_skb(RSI_MAX_RX_USB_PKT_SIZE); if (!skb) return -ENOMEM; diff --git a/drivers/net/wireless/rsi/rsi_usb.h b/drivers/net/wireless/rsi/rsi_usb.h index 8702f434b5699..ad88f8c70a351 100644 --- a/drivers/net/wireless/rsi/rsi_usb.h +++ b/drivers/net/wireless/rsi/rsi_usb.h @@ -44,6 +44,8 @@ #define RSI_USB_BUF_SIZE 4096 #define RSI_USB_CTRL_BUF_SIZE 0x04 +#define RSI_MAX_RX_USB_PKT_SIZE 3000 + struct rx_usb_ctrl_block { u8 *data; struct urb *rx_urb; diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 6b170083cd248..21d89d80d0838 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -222,6 +222,8 @@ static umode_t nvmem_bin_attr_is_visible(struct kobject *kobj, struct device *dev = kobj_to_dev(kobj); struct nvmem_device *nvmem = to_nvmem_device(dev); + attr->size = nvmem->size; + return nvmem_bin_attr_get_umode(nvmem); } diff --git a/drivers/of/base.c b/drivers/of/base.c index 161a23631472d..a44a0e7ba2510 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -1328,9 +1328,14 @@ int of_phandle_iterator_next(struct of_phandle_iterator *it) * property data length */ if (it->cur + count > it->list_end) { - pr_err("%pOF: %s = %d found %d\n", - it->parent, it->cells_name, - count, it->cell_count); + if (it->cells_name) + pr_err("%pOF: %s = %d found %td\n", + it->parent, it->cells_name, + count, it->list_end - it->cur); + else + pr_err("%pOF: phandle %s needs %d, found %td\n", + it->parent, of_node_full_name(it->node), + count, it->list_end - it->cur); goto err; } } diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 1d4b0b7d0cc10..5407bbdb64395 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -910,11 +910,18 @@ static void __init of_unittest_dma_ranges_one(const char *path, if (!rc) { phys_addr_t paddr; dma_addr_t dma_addr; - struct device dev_bogus; + struct device *dev_bogus; - dev_bogus.dma_range_map = map; - paddr = dma_to_phys(&dev_bogus, expect_dma_addr); - dma_addr = phys_to_dma(&dev_bogus, expect_paddr); + dev_bogus = kzalloc(sizeof(struct device), GFP_KERNEL); + if (!dev_bogus) { + unittest(0, "kzalloc() failed\n"); + kfree(map); + return; + } + + dev_bogus->dma_range_map = map; + paddr = dma_to_phys(dev_bogus, expect_dma_addr); + dma_addr = phys_to_dma(dev_bogus, expect_paddr); unittest(paddr == expect_paddr, "of_dma_get_range: wrong phys addr %pap (expecting %llx) on node %pOF\n", @@ -924,6 +931,7 @@ static void __init of_unittest_dma_ranges_one(const char *path, &dma_addr, expect_dma_addr, np); kfree(map); + kfree(dev_bogus); } of_node_put(np); #endif @@ -933,8 +941,9 @@ static void __init of_unittest_parse_dma_ranges(void) { of_unittest_dma_ranges_one("/testcase-data/address-tests/device@70000000", 0x0, 0x20000000); - of_unittest_dma_ranges_one("/testcase-data/address-tests/bus@80000000/device@1000", - 0x100000000, 0x20000000); + if (IS_ENABLED(CONFIG_ARCH_DMA_ADDR_T_64BIT)) + of_unittest_dma_ranges_one("/testcase-data/address-tests/bus@80000000/device@1000", + 0x100000000, 0x20000000); of_unittest_dma_ranges_one("/testcase-data/address-tests/pci@90000000", 0x80000000, 0x20000000); } diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c index e090978518f1a..4760f82def6ec 100644 --- a/drivers/parisc/pdc_stable.c +++ b/drivers/parisc/pdc_stable.c @@ -979,8 +979,10 @@ pdcs_register_pathentries(void) entry->kobj.kset = paths_kset; err = kobject_init_and_add(&entry->kobj, &ktype_pdcspath, NULL, "%s", entry->name); - if (err) + if (err) { + kobject_put(&entry->kobj); return err; + } /* kobject is now registered */ write_lock(&entry->rw_lock); diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c index 0f6a6685ab5b5..f30144c8c0bd2 100644 --- a/drivers/pci/controller/pci-aardvark.c +++ b/drivers/pci/controller/pci-aardvark.c @@ -879,7 +879,6 @@ advk_pci_bridge_emul_pcie_conf_read(struct pci_bridge_emul *bridge, return PCI_BRIDGE_EMUL_HANDLED; } - case PCI_CAP_LIST_ID: case PCI_EXP_DEVCAP: case PCI_EXP_DEVCTL: *value = advk_readl(pcie, PCIE_CORE_PCIEXP_CAP + reg); @@ -960,6 +959,9 @@ static int advk_sw_pci_bridge_init(struct advk_pcie *pcie) /* Support interrupt A for MSI feature */ bridge->conf.intpin = PCIE_CORE_INT_A_ASSERT_ENABLE; + /* Aardvark HW provides PCIe Capability structure in version 2 */ + bridge->pcie_conf.cap = cpu_to_le16(2); + /* Indicates supports for Completion Retry Status */ bridge->pcie_conf.rootcap = cpu_to_le16(PCI_EXP_RTCAP_CRSVIS); diff --git a/drivers/pci/controller/pci-mvebu.c b/drivers/pci/controller/pci-mvebu.c index ed13e81cd691d..2dc6890dbcaa2 100644 --- a/drivers/pci/controller/pci-mvebu.c +++ b/drivers/pci/controller/pci-mvebu.c @@ -573,6 +573,8 @@ static struct pci_bridge_emul_ops mvebu_pci_bridge_emul_ops = { static void mvebu_pci_bridge_emul_init(struct mvebu_pcie_port *port) { struct pci_bridge_emul *bridge = &port->bridge; + u32 pcie_cap = mvebu_readl(port, PCIE_CAP_PCIEXP); + u8 pcie_cap_ver = ((pcie_cap >> 16) & PCI_EXP_FLAGS_VERS); bridge->conf.vendor = PCI_VENDOR_ID_MARVELL; bridge->conf.device = mvebu_readl(port, PCIE_DEV_ID_OFF) >> 16; @@ -585,6 +587,12 @@ static void mvebu_pci_bridge_emul_init(struct mvebu_pcie_port *port) bridge->conf.iolimit = PCI_IO_RANGE_TYPE_32; } + /* + * Older mvebu hardware provides PCIe Capability structure only in + * version 1. New hardware provides it in version 2. + */ + bridge->pcie_conf.cap = cpu_to_le16(pcie_cap_ver); + bridge->has_pcie = true; bridge->data = port; bridge->ops = &mvebu_pci_bridge_emul_ops; diff --git a/drivers/pci/controller/pci-xgene.c b/drivers/pci/controller/pci-xgene.c index c33b385ac918e..b651b6f444691 100644 --- a/drivers/pci/controller/pci-xgene.c +++ b/drivers/pci/controller/pci-xgene.c @@ -467,7 +467,7 @@ static int xgene_pcie_select_ib_reg(u8 *ib_reg_mask, u64 size) return 1; } - if ((size > SZ_1K) && (size < SZ_1T) && !(*ib_reg_mask & (1 << 0))) { + if ((size > SZ_1K) && (size < SZ_4G) && !(*ib_reg_mask & (1 << 0))) { *ib_reg_mask |= (1 << 0); return 0; } diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h index 4fd200d8b0a9d..f1f789fe0637a 100644 --- a/drivers/pci/hotplug/pciehp.h +++ b/drivers/pci/hotplug/pciehp.h @@ -72,6 +72,8 @@ extern int pciehp_poll_time; * @reset_lock: prevents access to the Data Link Layer Link Active bit in the * Link Status register and to the Presence Detect State bit in the Slot * Status register during a slot reset which may cause them to flap + * @depth: Number of additional hotplug ports in the path to the root bus, + * used as lock subclass for @reset_lock * @ist_running: flag to keep user request waiting while IRQ thread is running * @request_result: result of last user request submitted to the IRQ thread * @requester: wait queue to wake up on completion of user request, @@ -103,6 +105,7 @@ struct controller { struct hotplug_slot hotplug_slot; /* hotplug core interface */ struct rw_semaphore reset_lock; + unsigned int depth; unsigned int ist_running; int request_result; wait_queue_head_t requester; diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index ad3393930ecb4..e7fe4b42f0394 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -166,7 +166,7 @@ static void pciehp_check_presence(struct controller *ctrl) { int occupied; - down_read(&ctrl->reset_lock); + down_read_nested(&ctrl->reset_lock, ctrl->depth); mutex_lock(&ctrl->state_lock); occupied = pciehp_card_present_or_link_active(ctrl); diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 9d06939736c0f..90da17c6da664 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -583,7 +583,7 @@ static void pciehp_ignore_dpc_link_change(struct controller *ctrl, * the corresponding link change may have been ignored above. * Synthesize it to ensure that it is acted on. */ - down_read(&ctrl->reset_lock); + down_read_nested(&ctrl->reset_lock, ctrl->depth); if (!pciehp_check_link_active(ctrl)) pciehp_request(ctrl, PCI_EXP_SLTSTA_DLLSC); up_read(&ctrl->reset_lock); @@ -746,7 +746,7 @@ static irqreturn_t pciehp_ist(int irq, void *dev_id) * Disable requests have higher priority than Presence Detect Changed * or Data Link Layer State Changed events. */ - down_read(&ctrl->reset_lock); + down_read_nested(&ctrl->reset_lock, ctrl->depth); if (events & DISABLE_SLOT) pciehp_handle_disable_request(ctrl); else if (events & (PCI_EXP_SLTSTA_PDC | PCI_EXP_SLTSTA_DLLSC)) @@ -880,7 +880,7 @@ int pciehp_reset_slot(struct hotplug_slot *hotplug_slot, int probe) if (probe) return 0; - down_write(&ctrl->reset_lock); + down_write_nested(&ctrl->reset_lock, ctrl->depth); if (!ATTN_BUTTN(ctrl)) { ctrl_mask |= PCI_EXP_SLTCTL_PDCE; @@ -936,6 +936,20 @@ static inline void dbg_ctrl(struct controller *ctrl) #define FLAG(x, y) (((x) & (y)) ? '+' : '-') +static inline int pcie_hotplug_depth(struct pci_dev *dev) +{ + struct pci_bus *bus = dev->bus; + int depth = 0; + + while (bus->parent) { + bus = bus->parent; + if (bus->self && bus->self->is_hotplug_bridge) + depth++; + } + + return depth; +} + struct controller *pcie_init(struct pcie_device *dev) { struct controller *ctrl; @@ -949,6 +963,7 @@ struct controller *pcie_init(struct pcie_device *dev) return NULL; ctrl->pcie = dev; + ctrl->depth = pcie_hotplug_depth(dev->port); pcie_capability_read_dword(pdev, PCI_EXP_SLTCAP, &slot_cap); if (pdev->hotplug_user_indicators) diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 57314fec2261b..3da69b26e6743 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -1291,19 +1291,24 @@ EXPORT_SYMBOL(pci_free_irq_vectors); /** * pci_irq_vector - return Linux IRQ number of a device vector - * @dev: PCI device to operate on - * @nr: device-relative interrupt vector index (0-based). + * @dev: PCI device to operate on + * @nr: Interrupt vector index (0-based) + * + * @nr has the following meanings depending on the interrupt mode: + * MSI-X: The index in the MSI-X vector table + * MSI: The index of the enabled MSI vectors + * INTx: Must be 0 + * + * Return: The Linux interrupt number or -EINVAl if @nr is out of range. */ int pci_irq_vector(struct pci_dev *dev, unsigned int nr) { if (dev->msix_enabled) { struct msi_desc *entry; - int i = 0; for_each_pci_msi_entry(entry, dev) { - if (i == nr) + if (entry->msi_attrib.entry_nr == nr) return entry->irq; - i++; } WARN_ON_ONCE(1); return -EINVAL; @@ -1327,17 +1332,22 @@ EXPORT_SYMBOL(pci_irq_vector); * pci_irq_get_affinity - return the affinity of a particular MSI vector * @dev: PCI device to operate on * @nr: device-relative interrupt vector index (0-based). + * + * @nr has the following meanings depending on the interrupt mode: + * MSI-X: The index in the MSI-X vector table + * MSI: The index of the enabled MSI vectors + * INTx: Must be 0 + * + * Return: A cpumask pointer or NULL if @nr is out of range */ const struct cpumask *pci_irq_get_affinity(struct pci_dev *dev, int nr) { if (dev->msix_enabled) { struct msi_desc *entry; - int i = 0; for_each_pci_msi_entry(entry, dev) { - if (i == nr) + if (entry->msi_attrib.entry_nr == nr) return &entry->affinity->mask; - i++; } WARN_ON_ONCE(1); return NULL; diff --git a/drivers/pci/pci-bridge-emul.c b/drivers/pci/pci-bridge-emul.c index db97cddfc85e1..37504c2cce9b8 100644 --- a/drivers/pci/pci-bridge-emul.c +++ b/drivers/pci/pci-bridge-emul.c @@ -139,8 +139,13 @@ struct pci_bridge_reg_behavior pci_regs_behavior[PCI_STD_HEADER_SIZEOF / 4] = { .ro = GENMASK(7, 0), }, + /* + * If expansion ROM is unsupported then ROM Base Address register must + * be implemented as read-only register that return 0 when read, same + * as for unused Base Address registers. + */ [PCI_ROM_ADDRESS1 / 4] = { - .rw = GENMASK(31, 11) | BIT(0), + .ro = ~0, }, /* @@ -171,41 +176,55 @@ struct pci_bridge_reg_behavior pcie_cap_regs_behavior[PCI_CAP_PCIE_SIZEOF / 4] = [PCI_CAP_LIST_ID / 4] = { /* * Capability ID, Next Capability Pointer and - * Capabilities register are all read-only. + * bits [14:0] of Capabilities register are all read-only. + * Bit 15 of Capabilities register is reserved. */ - .ro = ~0, + .ro = GENMASK(30, 0), }, [PCI_EXP_DEVCAP / 4] = { - .ro = ~0, + /* + * Bits [31:29] and [17:16] are reserved. + * Bits [27:18] are reserved for non-upstream ports. + * Bits 28 and [14:6] are reserved for non-endpoint devices. + * Other bits are read-only. + */ + .ro = BIT(15) | GENMASK(5, 0), }, [PCI_EXP_DEVCTL / 4] = { - /* Device control register is RW */ - .rw = GENMASK(15, 0), + /* + * Device control register is RW, except bit 15 which is + * reserved for non-endpoints or non-PCIe-to-PCI/X bridges. + */ + .rw = GENMASK(14, 0), /* * Device status register has bits 6 and [3:0] W1C, [5:4] RO, - * the rest is reserved + * the rest is reserved. Also bit 6 is reserved for non-upstream + * ports. */ - .w1c = (BIT(6) | GENMASK(3, 0)) << 16, + .w1c = GENMASK(3, 0) << 16, .ro = GENMASK(5, 4) << 16, }, [PCI_EXP_LNKCAP / 4] = { - /* All bits are RO, except bit 23 which is reserved */ - .ro = lower_32_bits(~BIT(23)), + /* + * All bits are RO, except bit 23 which is reserved and + * bit 18 which is reserved for non-upstream ports. + */ + .ro = lower_32_bits(~(BIT(23) | PCI_EXP_LNKCAP_CLKPM)), }, [PCI_EXP_LNKCTL / 4] = { /* * Link control has bits [15:14], [11:3] and [1:0] RW, the - * rest is reserved. + * rest is reserved. Bit 8 is reserved for non-upstream ports. * * Link status has bits [13:0] RO, and bits [15:14] * W1C. */ - .rw = GENMASK(15, 14) | GENMASK(11, 3) | GENMASK(1, 0), + .rw = GENMASK(15, 14) | GENMASK(11, 9) | GENMASK(7, 3) | GENMASK(1, 0), .ro = GENMASK(13, 0) << 16, .w1c = GENMASK(15, 14) << 16, }, @@ -277,11 +296,9 @@ int pci_bridge_emul_init(struct pci_bridge_emul *bridge, if (bridge->has_pcie) { bridge->conf.capabilities_pointer = PCI_CAP_PCIE_START; + bridge->conf.status |= cpu_to_le16(PCI_STATUS_CAP_LIST); bridge->pcie_conf.cap_id = PCI_CAP_ID_EXP; - /* Set PCIe v2, root port, slot support */ - bridge->pcie_conf.cap = - cpu_to_le16(PCI_EXP_TYPE_ROOT_PORT << 4 | 2 | - PCI_EXP_FLAGS_SLOT); + bridge->pcie_conf.cap |= cpu_to_le16(PCI_EXP_TYPE_ROOT_PORT << 4); bridge->pcie_cap_regs_behavior = kmemdup(pcie_cap_regs_behavior, sizeof(pcie_cap_regs_behavior), @@ -290,6 +307,27 @@ int pci_bridge_emul_init(struct pci_bridge_emul *bridge, kfree(bridge->pci_regs_behavior); return -ENOMEM; } + /* These bits are applicable only for PCI and reserved on PCIe */ + bridge->pci_regs_behavior[PCI_CACHE_LINE_SIZE / 4].ro &= + ~GENMASK(15, 8); + bridge->pci_regs_behavior[PCI_COMMAND / 4].ro &= + ~((PCI_COMMAND_SPECIAL | PCI_COMMAND_INVALIDATE | + PCI_COMMAND_VGA_PALETTE | PCI_COMMAND_WAIT | + PCI_COMMAND_FAST_BACK) | + (PCI_STATUS_66MHZ | PCI_STATUS_FAST_BACK | + PCI_STATUS_DEVSEL_MASK) << 16); + bridge->pci_regs_behavior[PCI_PRIMARY_BUS / 4].ro &= + ~GENMASK(31, 24); + bridge->pci_regs_behavior[PCI_IO_BASE / 4].ro &= + ~((PCI_STATUS_66MHZ | PCI_STATUS_FAST_BACK | + PCI_STATUS_DEVSEL_MASK) << 16); + bridge->pci_regs_behavior[PCI_INTERRUPT_LINE / 4].rw &= + ~((PCI_BRIDGE_CTL_MASTER_ABORT | + BIT(8) | BIT(9) | BIT(11)) << 16); + bridge->pci_regs_behavior[PCI_INTERRUPT_LINE / 4].ro &= + ~((PCI_BRIDGE_CTL_FAST_BACK) << 16); + bridge->pci_regs_behavior[PCI_INTERRUPT_LINE / 4].w1c &= + ~(BIT(10) << 16); } if (flags & PCI_BRIDGE_EMUL_NO_PREFETCHABLE_BAR) { diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index bb863ddb59bfc..95fcc735c88e7 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4077,6 +4077,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9120, quirk_dma_func1_alias); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9123, quirk_dma_func1_alias); +/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c136 */ +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9125, + quirk_dma_func1_alias); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9128, quirk_dma_func1_alias); /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c14 */ diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index e211e2619680c..f70197154a362 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -666,18 +666,16 @@ static int pccardd(void *__skt) if (events || sysfs_events) continue; + set_current_state(TASK_INTERRUPTIBLE); if (kthread_should_stop()) break; - set_current_state(TASK_INTERRUPTIBLE); - schedule(); - /* make sure we are running */ - __set_current_state(TASK_RUNNING); - try_to_freeze(); } + /* make sure we are running before we exit */ + __set_current_state(TASK_RUNNING); /* shut down socket, if a device is still present */ if (skt->state & SOCKET_PRESENT) { diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 3b05760e69d62..69a6e9a5d6d26 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -690,6 +690,9 @@ static struct resource *__nonstatic_find_io_region(struct pcmcia_socket *s, unsigned long min = base; int ret; + if (!res) + return NULL; + data.mask = align - 1; data.offset = base & data.mask; data.map = &s_data->io_db; @@ -809,6 +812,9 @@ static struct resource *nonstatic_find_mem_region(u_long base, u_long num, unsigned long min, max; int ret, i, j; + if (!res) + return NULL; + low = low || !(s->features & SS_CAP_PAGE_REGS); data.mask = align - 1; diff --git a/drivers/phy/socionext/phy-uniphier-usb3ss.c b/drivers/phy/socionext/phy-uniphier-usb3ss.c index 6700645bcbe6b..3b5ffc16a6947 100644 --- a/drivers/phy/socionext/phy-uniphier-usb3ss.c +++ b/drivers/phy/socionext/phy-uniphier-usb3ss.c @@ -22,11 +22,13 @@ #include #define SSPHY_TESTI 0x0 -#define SSPHY_TESTO 0x4 #define TESTI_DAT_MASK GENMASK(13, 6) #define TESTI_ADR_MASK GENMASK(5, 1) #define TESTI_WR_EN BIT(0) +#define SSPHY_TESTO 0x4 +#define TESTO_DAT_MASK GENMASK(7, 0) + #define PHY_F(regno, msb, lsb) { (regno), (msb), (lsb) } #define CDR_CPD_TRIM PHY_F(7, 3, 0) /* RxPLL charge pump current */ @@ -84,12 +86,12 @@ static void uniphier_u3ssphy_set_param(struct uniphier_u3ssphy_priv *priv, val = FIELD_PREP(TESTI_DAT_MASK, 1); val |= FIELD_PREP(TESTI_ADR_MASK, p->field.reg_no); uniphier_u3ssphy_testio_write(priv, val); - val = readl(priv->base + SSPHY_TESTO); + val = readl(priv->base + SSPHY_TESTO) & TESTO_DAT_MASK; /* update value */ - val &= ~FIELD_PREP(TESTI_DAT_MASK, field_mask); + val &= ~field_mask; data = field_mask & (p->value << p->field.lsb); - val = FIELD_PREP(TESTI_DAT_MASK, data); + val = FIELD_PREP(TESTI_DAT_MASK, data | val); val |= FIELD_PREP(TESTI_ADR_MASK, p->field.reg_no); uniphier_u3ssphy_testio_write(priv, val); uniphier_u3ssphy_testio_write(priv, val | TESTI_WR_EN); diff --git a/drivers/power/reset/mt6323-poweroff.c b/drivers/power/reset/mt6323-poweroff.c index 0532803e6cbc4..d90e76fcb9383 100644 --- a/drivers/power/reset/mt6323-poweroff.c +++ b/drivers/power/reset/mt6323-poweroff.c @@ -57,6 +57,9 @@ static int mt6323_pwrc_probe(struct platform_device *pdev) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL; + pwrc->base = res->start; pwrc->regmap = mt6397_chip->regmap; pwrc->dev = &pdev->dev; diff --git a/drivers/regulator/qcom_smd-regulator.c b/drivers/regulator/qcom_smd-regulator.c index bb944ee5fe3b1..03e146e98abd5 100644 --- a/drivers/regulator/qcom_smd-regulator.c +++ b/drivers/regulator/qcom_smd-regulator.c @@ -9,6 +9,7 @@ #include #include #include +#include #include struct qcom_rpm_reg { @@ -1107,52 +1108,91 @@ static const struct of_device_id rpm_of_match[] = { }; MODULE_DEVICE_TABLE(of, rpm_of_match); -static int rpm_reg_probe(struct platform_device *pdev) +/** + * rpm_regulator_init_vreg() - initialize all attributes of a qcom_smd-regulator + * @vreg: Pointer to the individual qcom_smd-regulator resource + * @dev: Pointer to the top level qcom_smd-regulator PMIC device + * @node: Pointer to the individual qcom_smd-regulator resource + * device node + * @rpm: Pointer to the rpm bus node + * @pmic_rpm_data: Pointer to a null-terminated array of qcom_smd-regulator + * resources defined for the top level PMIC device + * + * Return: 0 on success, errno on failure + */ +static int rpm_regulator_init_vreg(struct qcom_rpm_reg *vreg, struct device *dev, + struct device_node *node, struct qcom_smd_rpm *rpm, + const struct rpm_regulator_data *pmic_rpm_data) { - const struct rpm_regulator_data *reg; - const struct of_device_id *match; - struct regulator_config config = { }; + struct regulator_config config = {}; + const struct rpm_regulator_data *rpm_data; struct regulator_dev *rdev; + int ret; + + for (rpm_data = pmic_rpm_data; rpm_data->name; rpm_data++) + if (of_node_name_eq(node, rpm_data->name)) + break; + + if (!rpm_data->name) { + dev_err(dev, "Unknown regulator %pOFn\n", node); + return -EINVAL; + } + + vreg->dev = dev; + vreg->rpm = rpm; + vreg->type = rpm_data->type; + vreg->id = rpm_data->id; + + memcpy(&vreg->desc, rpm_data->desc, sizeof(vreg->desc)); + vreg->desc.name = rpm_data->name; + vreg->desc.supply_name = rpm_data->supply; + vreg->desc.owner = THIS_MODULE; + vreg->desc.type = REGULATOR_VOLTAGE; + vreg->desc.of_match = rpm_data->name; + + config.dev = dev; + config.of_node = node; + config.driver_data = vreg; + + rdev = devm_regulator_register(dev, &vreg->desc, &config); + if (IS_ERR(rdev)) { + ret = PTR_ERR(rdev); + dev_err(dev, "%pOFn: devm_regulator_register() failed, ret=%d\n", node, ret); + return ret; + } + + return 0; +} + +static int rpm_reg_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + const struct rpm_regulator_data *vreg_data; + struct device_node *node; struct qcom_rpm_reg *vreg; struct qcom_smd_rpm *rpm; + int ret; rpm = dev_get_drvdata(pdev->dev.parent); if (!rpm) { - dev_err(&pdev->dev, "unable to retrieve handle to rpm\n"); + dev_err(&pdev->dev, "Unable to retrieve handle to rpm\n"); return -ENODEV; } - match = of_match_device(rpm_of_match, &pdev->dev); - if (!match) { - dev_err(&pdev->dev, "failed to match device\n"); + vreg_data = of_device_get_match_data(dev); + if (!vreg_data) return -ENODEV; - } - for (reg = match->data; reg->name; reg++) { + for_each_available_child_of_node(dev->of_node, node) { vreg = devm_kzalloc(&pdev->dev, sizeof(*vreg), GFP_KERNEL); if (!vreg) return -ENOMEM; - vreg->dev = &pdev->dev; - vreg->type = reg->type; - vreg->id = reg->id; - vreg->rpm = rpm; - - memcpy(&vreg->desc, reg->desc, sizeof(vreg->desc)); - - vreg->desc.id = -1; - vreg->desc.owner = THIS_MODULE; - vreg->desc.type = REGULATOR_VOLTAGE; - vreg->desc.name = reg->name; - vreg->desc.supply_name = reg->supply; - vreg->desc.of_match = reg->name; - - config.dev = &pdev->dev; - config.driver_data = vreg; - rdev = devm_regulator_register(&pdev->dev, &vreg->desc, &config); - if (IS_ERR(rdev)) { - dev_err(&pdev->dev, "failed to register %s\n", reg->name); - return PTR_ERR(rdev); + ret = rpm_regulator_init_vreg(vreg, dev, node, rpm, vreg_data); + + if (ret < 0) { + of_node_put(node); + return ret; } } diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c index 91de940896e3d..028ca5961bc2a 100644 --- a/drivers/rpmsg/rpmsg_core.c +++ b/drivers/rpmsg/rpmsg_core.c @@ -473,13 +473,25 @@ static int rpmsg_dev_probe(struct device *dev) err = rpdrv->probe(rpdev); if (err) { dev_err(dev, "%s: failed: %d\n", __func__, err); - if (ept) - rpmsg_destroy_ept(ept); - goto out; + goto destroy_ept; } - if (ept && rpdev->ops->announce_create) + if (ept && rpdev->ops->announce_create) { err = rpdev->ops->announce_create(rpdev); + if (err) { + dev_err(dev, "failed to announce creation\n"); + goto remove_rpdev; + } + } + + return 0; + +remove_rpdev: + if (rpdrv->remove) + rpdrv->remove(rpdev); +destroy_ept: + if (ept) + rpmsg_destroy_ept(ept); out: return err; } diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index c633319cdb913..58c6382a2807c 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -463,7 +463,10 @@ static int cmos_set_alarm(struct device *dev, struct rtc_wkalrm *t) min = t->time.tm_min; sec = t->time.tm_sec; + spin_lock_irq(&rtc_lock); rtc_control = CMOS_READ(RTC_CONTROL); + spin_unlock_irq(&rtc_lock); + if (!(rtc_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { /* Writing 0xff means "don't care" or "match all". */ mon = (mon <= 12) ? bin2bcd(mon) : 0xff; diff --git a/drivers/rtc/rtc-pxa.c b/drivers/rtc/rtc-pxa.c index d2f1d8f754bf3..cf8119b6d3204 100644 --- a/drivers/rtc/rtc-pxa.c +++ b/drivers/rtc/rtc-pxa.c @@ -330,6 +330,10 @@ static int __init pxa_rtc_probe(struct platform_device *pdev) if (sa1100_rtc->irq_alarm < 0) return -ENXIO; + sa1100_rtc->rtc = devm_rtc_allocate_device(&pdev->dev); + if (IS_ERR(sa1100_rtc->rtc)) + return PTR_ERR(sa1100_rtc->rtc); + pxa_rtc->base = devm_ioremap(dev, pxa_rtc->ress->start, resource_size(pxa_rtc->ress)); if (!pxa_rtc->base) { diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 93e507677bdcb..0273bf3918ff3 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -763,7 +763,6 @@ struct lpfc_hba { #define HBA_DEVLOSS_TMO 0x2000 /* HBA in devloss timeout */ #define HBA_RRQ_ACTIVE 0x4000 /* process the rrq active list */ #define HBA_IOQ_FLUSH 0x8000 /* FCP/NVME I/O queues being flushed */ -#define HBA_FW_DUMP_OP 0x10000 /* Skips fn reset before FW dump */ #define HBA_RECOVERABLE_UE 0x20000 /* Firmware supports recoverable UE */ #define HBA_FORCED_LINK_SPEED 0x40000 /* * Firmware supports Forced Link Speed @@ -772,6 +771,7 @@ struct lpfc_hba { #define HBA_FLOGI_ISSUED 0x100000 /* FLOGI was issued */ #define HBA_DEFER_FLOGI 0x800000 /* Defer FLOGI till read_sparm cmpl */ + struct completion *fw_dump_cmpl; /* cmpl event tracker for fw_dump */ uint32_t fcp_ring_in_use; /* When polling test if intr-hndlr active*/ struct lpfc_dmabuf slim2p; diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 2c59a5bf35390..727b7ba4d8f82 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -1536,25 +1536,25 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode) before_fc_flag = phba->pport->fc_flag; sriov_nr_virtfn = phba->cfg_sriov_nr_virtfn; - /* Disable SR-IOV virtual functions if enabled */ - if (phba->cfg_sriov_nr_virtfn) { - pci_disable_sriov(pdev); - phba->cfg_sriov_nr_virtfn = 0; - } + if (opcode == LPFC_FW_DUMP) { + init_completion(&online_compl); + phba->fw_dump_cmpl = &online_compl; + } else { + /* Disable SR-IOV virtual functions if enabled */ + if (phba->cfg_sriov_nr_virtfn) { + pci_disable_sriov(pdev); + phba->cfg_sriov_nr_virtfn = 0; + } - if (opcode == LPFC_FW_DUMP) - phba->hba_flag |= HBA_FW_DUMP_OP; + status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); - status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); + if (status != 0) + return status; - if (status != 0) { - phba->hba_flag &= ~HBA_FW_DUMP_OP; - return status; + /* wait for the device to be quiesced before firmware reset */ + msleep(100); } - /* wait for the device to be quiesced before firmware reset */ - msleep(100); - reg_val = readl(phba->sli4_hba.conf_regs_memmap_p + LPFC_CTL_PDEV_CTL_OFFSET); @@ -1583,24 +1583,42 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode) lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "3153 Fail to perform the requested " "access: x%x\n", reg_val); + if (phba->fw_dump_cmpl) + phba->fw_dump_cmpl = NULL; return rc; } /* keep the original port state */ - if (before_fc_flag & FC_OFFLINE_MODE) - goto out; - - init_completion(&online_compl); - job_posted = lpfc_workq_post_event(phba, &status, &online_compl, - LPFC_EVT_ONLINE); - if (!job_posted) + if (before_fc_flag & FC_OFFLINE_MODE) { + if (phba->fw_dump_cmpl) + phba->fw_dump_cmpl = NULL; goto out; + } - wait_for_completion(&online_compl); + /* Firmware dump will trigger an HA_ERATT event, and + * lpfc_handle_eratt_s4 routine already handles bringing the port back + * online. + */ + if (opcode == LPFC_FW_DUMP) { + wait_for_completion(phba->fw_dump_cmpl); + } else { + init_completion(&online_compl); + job_posted = lpfc_workq_post_event(phba, &status, &online_compl, + LPFC_EVT_ONLINE); + if (!job_posted) + goto out; + wait_for_completion(&online_compl); + } out: /* in any case, restore the virtual functions enabled as before */ if (sriov_nr_virtfn) { + /* If fw_dump was performed, first disable to clean up */ + if (opcode == LPFC_FW_DUMP) { + pci_disable_sriov(pdev); + phba->cfg_sriov_nr_virtfn = 0; + } + sriov_err = lpfc_sli_probe_sriov_nr_virtfn(phba, sriov_nr_virtfn); if (!sriov_err) diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index f4a672e549716..68ff233f936e5 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -635,10 +635,16 @@ lpfc_work_done(struct lpfc_hba *phba) if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) lpfc_sli4_post_async_mbox(phba); - if (ha_copy & HA_ERATT) + if (ha_copy & HA_ERATT) { /* Handle the error attention event */ lpfc_handle_eratt(phba); + if (phba->fw_dump_cmpl) { + complete(phba->fw_dump_cmpl); + phba->fw_dump_cmpl = NULL; + } + } + if (ha_copy & HA_MBATT) lpfc_sli_handle_mb_event(phba); diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 06a23718a7c7f..1a9522baba484 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -4629,12 +4629,6 @@ lpfc_sli4_brdreset(struct lpfc_hba *phba) phba->fcf.fcf_flag = 0; spin_unlock_irq(&phba->hbalock); - /* SLI4 INTF 2: if FW dump is being taken skip INIT_PORT */ - if (phba->hba_flag & HBA_FW_DUMP_OP) { - phba->hba_flag &= ~HBA_FW_DUMP_OP; - return rc; - } - /* Now physically reset the device */ lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "0389 Performing PCI function reset!\n"); diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index 5d751628a6340..9b318958d78cc 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -1323,7 +1323,9 @@ int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha, int q_index = circularQ - pm8001_ha->inbnd_q_tbl; int rv = -1; - WARN_ON(q_index >= PM8001_MAX_INB_NUM); + if (WARN_ON(q_index >= pm8001_ha->max_q_num)) + return -EINVAL; + spin_lock_irqsave(&circularQ->iq_lock, flags); rv = pm8001_mpi_msg_free_get(circularQ, pm8001_ha->iomb_size, &pMessage); diff --git a/drivers/scsi/scsi_debugfs.c b/drivers/scsi/scsi_debugfs.c index c19ea7ab54cbd..d9a18124cfc9d 100644 --- a/drivers/scsi/scsi_debugfs.c +++ b/drivers/scsi/scsi_debugfs.c @@ -10,6 +10,7 @@ static const char *const scsi_cmd_flags[] = { SCSI_CMD_FLAG_NAME(TAGGED), SCSI_CMD_FLAG_NAME(UNCHECKED_ISA_DMA), SCSI_CMD_FLAG_NAME(INITIALIZED), + SCSI_CMD_FLAG_NAME(LAST), }; #undef SCSI_CMD_FLAG_NAME diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c index 3717eea37ecb3..e91a0a5bc7a3e 100644 --- a/drivers/scsi/scsi_pm.c +++ b/drivers/scsi/scsi_pm.c @@ -262,7 +262,7 @@ static int sdev_runtime_resume(struct device *dev) blk_pre_runtime_resume(sdev->request_queue); if (pm && pm->runtime_resume) err = pm->runtime_resume(dev); - blk_post_runtime_resume(sdev->request_queue, err); + blk_post_runtime_resume(sdev->request_queue); return err; } diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 4cb4ab9c6137e..464418413ced0 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -917,7 +917,7 @@ static void get_capabilities(struct scsi_cd *cd) /* allocate transfer buffer */ - buffer = kmalloc(512, GFP_KERNEL | GFP_DMA); + buffer = kmalloc(512, GFP_KERNEL); if (!buffer) { sr_printk(KERN_ERR, cd, "out of memory.\n"); return; diff --git a/drivers/scsi/sr_vendor.c b/drivers/scsi/sr_vendor.c index 1f988a1b9166f..a61635326ae0a 100644 --- a/drivers/scsi/sr_vendor.c +++ b/drivers/scsi/sr_vendor.c @@ -131,7 +131,7 @@ int sr_set_blocklength(Scsi_CD *cd, int blocklength) if (cd->vendor == VENDOR_TOSHIBA) density = (blocklength > 2048) ? 0x81 : 0x83; - buffer = kmalloc(512, GFP_KERNEL | GFP_DMA); + buffer = kmalloc(512, GFP_KERNEL); if (!buffer) return -ENOMEM; @@ -179,7 +179,7 @@ int sr_cd_check(struct cdrom_device_info *cdi) if (cd->cdi.mask & CDC_MULTI_SESSION) return 0; - buffer = kmalloc(512, GFP_KERNEL | GFP_DMA); + buffer = kmalloc(512, GFP_KERNEL); if (!buffer) return -ENOMEM; diff --git a/drivers/scsi/ufs/tc-dwc-g210-pci.c b/drivers/scsi/ufs/tc-dwc-g210-pci.c index 67a6a61154b71..4e471484539d2 100644 --- a/drivers/scsi/ufs/tc-dwc-g210-pci.c +++ b/drivers/scsi/ufs/tc-dwc-g210-pci.c @@ -135,7 +135,6 @@ tc_dwc_g210_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return err; } - pci_set_drvdata(pdev, hba); pm_runtime_put_noidle(&pdev->dev); pm_runtime_allow(&pdev->dev); diff --git a/drivers/scsi/ufs/ufshcd-pci.c b/drivers/scsi/ufs/ufshcd-pci.c index fadd566025b86..4bf8ec88676ee 100644 --- a/drivers/scsi/ufs/ufshcd-pci.c +++ b/drivers/scsi/ufs/ufshcd-pci.c @@ -347,8 +347,6 @@ ufshcd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return err; } - pci_set_drvdata(pdev, hba); - hba->vops = (struct ufs_hba_variant_ops *)id->driver_data; err = ufshcd_init(hba, mmio_base, pdev->irq); diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c index 8c92d1bde64be..e49505534d498 100644 --- a/drivers/scsi/ufs/ufshcd-pltfrm.c +++ b/drivers/scsi/ufs/ufshcd-pltfrm.c @@ -412,8 +412,6 @@ int ufshcd_pltfrm_init(struct platform_device *pdev, goto dealloc_host; } - platform_set_drvdata(pdev, hba); - pm_runtime_set_active(&pdev->dev); pm_runtime_enable(&pdev->dev); diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index e3a9a02cadf5a..bf302776340ce 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -9085,6 +9085,13 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) struct device *dev = hba->dev; char eh_wq_name[sizeof("ufs_eh_wq_00")]; + /* + * dev_set_drvdata() must be called before any callbacks are registered + * that use dev_get_drvdata() (frequency scaling, clock scaling, hwmon, + * sysfs). + */ + dev_set_drvdata(dev, hba); + if (!mmio_base) { dev_err(hba->dev, "Invalid memory reference for mmio_base is NULL\n"); diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c index ca75b14931ec9..670cc82d17dc2 100644 --- a/drivers/soc/mediatek/mtk-scpsys.c +++ b/drivers/soc/mediatek/mtk-scpsys.c @@ -411,12 +411,17 @@ out: return ret; } -static void init_clks(struct platform_device *pdev, struct clk **clk) +static int init_clks(struct platform_device *pdev, struct clk **clk) { int i; - for (i = CLK_NONE + 1; i < CLK_MAX; i++) + for (i = CLK_NONE + 1; i < CLK_MAX; i++) { clk[i] = devm_clk_get(&pdev->dev, clk_names[i]); + if (IS_ERR(clk[i])) + return PTR_ERR(clk[i]); + } + + return 0; } static struct scp *init_scp(struct platform_device *pdev, @@ -426,7 +431,7 @@ static struct scp *init_scp(struct platform_device *pdev, { struct genpd_onecell_data *pd_data; struct resource *res; - int i, j; + int i, j, ret; struct scp *scp; struct clk *clk[CLK_MAX]; @@ -481,7 +486,9 @@ static struct scp *init_scp(struct platform_device *pdev, pd_data->num_domains = num; - init_clks(pdev, clk); + ret = init_clks(pdev, clk); + if (ret) + return ERR_PTR(ret); for (i = 0; i < num; i++) { struct scp_domain *scpd = &scp->domains[i]; diff --git a/drivers/soc/qcom/cpr.c b/drivers/soc/qcom/cpr.c index b24cc77d1889f..6298561bc29c9 100644 --- a/drivers/soc/qcom/cpr.c +++ b/drivers/soc/qcom/cpr.c @@ -1043,7 +1043,7 @@ static int cpr_interpolate(const struct corner *corner, int step_volt, return corner->uV; temp = f_diff * (uV_high - uV_low); - do_div(temp, f_high - f_low); + temp = div64_ul(temp, f_high - f_low); /* * max_volt_scale has units of uV/MHz while freq values diff --git a/drivers/soc/ti/pruss.c b/drivers/soc/ti/pruss.c index cc0b4ad7a3d34..30695172a508f 100644 --- a/drivers/soc/ti/pruss.c +++ b/drivers/soc/ti/pruss.c @@ -131,7 +131,7 @@ static int pruss_clk_init(struct pruss *pruss, struct device_node *cfg_node) clks_np = of_get_child_by_name(cfg_node, "clocks"); if (!clks_np) { - dev_err(dev, "%pOF is missing its 'clocks' node\n", clks_np); + dev_err(dev, "%pOF is missing its 'clocks' node\n", cfg_node); return -ENODEV; } diff --git a/drivers/spi/spi-meson-spifc.c b/drivers/spi/spi-meson-spifc.c index 8eca6f24cb799..c8ed7815c4ba6 100644 --- a/drivers/spi/spi-meson-spifc.c +++ b/drivers/spi/spi-meson-spifc.c @@ -349,6 +349,7 @@ static int meson_spifc_probe(struct platform_device *pdev) return 0; out_clk: clk_disable_unprepare(spifc->clk); + pm_runtime_disable(spifc->dev); out_err: spi_master_put(master); return ret; diff --git a/drivers/spi/spi-uniphier.c b/drivers/spi/spi-uniphier.c index 6a9ef8ee3cc90..e5c234aecf675 100644 --- a/drivers/spi/spi-uniphier.c +++ b/drivers/spi/spi-uniphier.c @@ -767,12 +767,13 @@ out_master_put: static int uniphier_spi_remove(struct platform_device *pdev) { - struct uniphier_spi_priv *priv = platform_get_drvdata(pdev); + struct spi_master *master = platform_get_drvdata(pdev); + struct uniphier_spi_priv *priv = spi_master_get_devdata(master); - if (priv->master->dma_tx) - dma_release_channel(priv->master->dma_tx); - if (priv->master->dma_rx) - dma_release_channel(priv->master->dma_rx); + if (master->dma_tx) + dma_release_channel(master->dma_tx); + if (master->dma_rx) + dma_release_channel(master->dma_rx); clk_disable_unprepare(priv->clk); diff --git a/drivers/staging/greybus/audio_topology.c b/drivers/staging/greybus/audio_topology.c index 2bb8e7b60e8d5..e1579f356af5c 100644 --- a/drivers/staging/greybus/audio_topology.c +++ b/drivers/staging/greybus/audio_topology.c @@ -147,6 +147,9 @@ static const char **gb_generate_enum_strings(struct gbaudio_module_info *gb, items = le32_to_cpu(gbenum->items); strings = devm_kcalloc(gb->dev, items, sizeof(char *), GFP_KERNEL); + if (!strings) + return NULL; + data = gbenum->names; for (i = 0; i < items; i++) { @@ -655,6 +658,8 @@ static int gbaudio_tplg_create_enum_kctl(struct gbaudio_module_info *gb, /* since count=1, and reg is dummy */ gbe->items = le32_to_cpu(gb_enum->items); gbe->texts = gb_generate_enum_strings(gb, gb_enum); + if (!gbe->texts) + return -ENOMEM; /* debug enum info */ dev_dbg(gb->dev, "Max:%d, name_length:%d\n", gbe->items, @@ -862,6 +867,8 @@ static int gbaudio_tplg_create_enum_ctl(struct gbaudio_module_info *gb, /* since count=1, and reg is dummy */ gbe->items = le32_to_cpu(gb_enum->items); gbe->texts = gb_generate_enum_strings(gb, gb_enum); + if (!gbe->texts) + return -ENOMEM; /* debug enum info */ dev_dbg(gb->dev, "Max:%d, name_length:%d\n", gbe->items, @@ -1072,6 +1079,10 @@ static int gbaudio_tplg_create_widget(struct gbaudio_module_info *module, csize += le16_to_cpu(gbenum->names_length); control->texts = (const char * const *) gb_generate_enum_strings(module, gbenum); + if (!control->texts) { + ret = -ENOMEM; + goto error; + } control->items = le32_to_cpu(gbenum->items); } else { csize = sizeof(struct gb_audio_control); @@ -1181,6 +1192,10 @@ static int gbaudio_tplg_process_kcontrols(struct gbaudio_module_info *module, csize += le16_to_cpu(gbenum->names_length); control->texts = (const char * const *) gb_generate_enum_strings(module, gbenum); + if (!control->texts) { + ret = -ENOMEM; + goto error; + } control->items = le32_to_cpu(gbenum->items); } else { csize = sizeof(struct gb_audio_control); diff --git a/drivers/staging/media/atomisp/i2c/ov2680.h b/drivers/staging/media/atomisp/i2c/ov2680.h index 49920245e0647..cafb798a71abe 100644 --- a/drivers/staging/media/atomisp/i2c/ov2680.h +++ b/drivers/staging/media/atomisp/i2c/ov2680.h @@ -289,8 +289,6 @@ static struct ov2680_reg const ov2680_global_setting[] = { */ static struct ov2680_reg const ov2680_QCIF_30fps[] = { {0x3086, 0x01}, - {0x3501, 0x24}, - {0x3502, 0x40}, {0x370a, 0x23}, {0x3801, 0xa0}, {0x3802, 0x00}, @@ -334,8 +332,6 @@ static struct ov2680_reg const ov2680_QCIF_30fps[] = { */ static struct ov2680_reg const ov2680_CIF_30fps[] = { {0x3086, 0x01}, - {0x3501, 0x24}, - {0x3502, 0x40}, {0x370a, 0x23}, {0x3801, 0xa0}, {0x3802, 0x00}, @@ -377,8 +373,6 @@ static struct ov2680_reg const ov2680_CIF_30fps[] = { */ static struct ov2680_reg const ov2680_QVGA_30fps[] = { {0x3086, 0x01}, - {0x3501, 0x24}, - {0x3502, 0x40}, {0x370a, 0x23}, {0x3801, 0xa0}, {0x3802, 0x00}, @@ -420,8 +414,6 @@ static struct ov2680_reg const ov2680_QVGA_30fps[] = { */ static struct ov2680_reg const ov2680_656x496_30fps[] = { {0x3086, 0x01}, - {0x3501, 0x24}, - {0x3502, 0x40}, {0x370a, 0x23}, {0x3801, 0xa0}, {0x3802, 0x00}, @@ -463,8 +455,6 @@ static struct ov2680_reg const ov2680_656x496_30fps[] = { */ static struct ov2680_reg const ov2680_720x592_30fps[] = { {0x3086, 0x01}, - {0x3501, 0x26}, - {0x3502, 0x40}, {0x370a, 0x23}, {0x3801, 0x00}, // X_ADDR_START; {0x3802, 0x00}, @@ -508,8 +498,6 @@ static struct ov2680_reg const ov2680_720x592_30fps[] = { */ static struct ov2680_reg const ov2680_800x600_30fps[] = { {0x3086, 0x01}, - {0x3501, 0x26}, - {0x3502, 0x40}, {0x370a, 0x23}, {0x3801, 0x00}, {0x3802, 0x00}, @@ -551,8 +539,6 @@ static struct ov2680_reg const ov2680_800x600_30fps[] = { */ static struct ov2680_reg const ov2680_720p_30fps[] = { {0x3086, 0x00}, - {0x3501, 0x48}, - {0x3502, 0xe0}, {0x370a, 0x21}, {0x3801, 0xa0}, {0x3802, 0x00}, @@ -594,8 +580,6 @@ static struct ov2680_reg const ov2680_720p_30fps[] = { */ static struct ov2680_reg const ov2680_1296x976_30fps[] = { {0x3086, 0x00}, - {0x3501, 0x48}, - {0x3502, 0xe0}, {0x370a, 0x21}, {0x3801, 0xa0}, {0x3802, 0x00}, @@ -637,8 +621,6 @@ static struct ov2680_reg const ov2680_1296x976_30fps[] = { */ static struct ov2680_reg const ov2680_1456x1096_30fps[] = { {0x3086, 0x00}, - {0x3501, 0x48}, - {0x3502, 0xe0}, {0x370a, 0x21}, {0x3801, 0x90}, {0x3802, 0x00}, @@ -682,8 +664,6 @@ static struct ov2680_reg const ov2680_1456x1096_30fps[] = { static struct ov2680_reg const ov2680_1616x916_30fps[] = { {0x3086, 0x00}, - {0x3501, 0x48}, - {0x3502, 0xe0}, {0x370a, 0x21}, {0x3801, 0x00}, {0x3802, 0x00}, @@ -726,8 +706,6 @@ static struct ov2680_reg const ov2680_1616x916_30fps[] = { #if 0 static struct ov2680_reg const ov2680_1616x1082_30fps[] = { {0x3086, 0x00}, - {0x3501, 0x48}, - {0x3502, 0xe0}, {0x370a, 0x21}, {0x3801, 0x00}, {0x3802, 0x00}, @@ -769,8 +747,6 @@ static struct ov2680_reg const ov2680_1616x1082_30fps[] = { */ static struct ov2680_reg const ov2680_1616x1216_30fps[] = { {0x3086, 0x00}, - {0x3501, 0x48}, - {0x3502, 0xe0}, {0x370a, 0x21}, {0x3801, 0x00}, {0x3802, 0x00}, diff --git a/drivers/staging/media/atomisp/pci/atomisp_cmd.c b/drivers/staging/media/atomisp/pci/atomisp_cmd.c index 592ea990d4ca4..90d50a693ce57 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_cmd.c +++ b/drivers/staging/media/atomisp/pci/atomisp_cmd.c @@ -1138,9 +1138,10 @@ void atomisp_buf_done(struct atomisp_sub_device *asd, int error, asd->frame_status[vb->i] = ATOMISP_FRAME_STATUS_OK; } - } else + } else { asd->frame_status[vb->i] = ATOMISP_FRAME_STATUS_OK; + } } else { asd->frame_status[vb->i] = ATOMISP_FRAME_STATUS_OK; } @@ -1714,6 +1715,12 @@ void atomisp_wdt_refresh_pipe(struct atomisp_video_pipe *pipe, { unsigned long next; + if (!pipe->asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, pipe->vdev.name); + return; + } + if (delay != ATOMISP_WDT_KEEP_CURRENT_DELAY) pipe->wdt_duration = delay; @@ -1776,6 +1783,12 @@ void atomisp_wdt_refresh(struct atomisp_sub_device *asd, unsigned int delay) /* ISP2401 */ void atomisp_wdt_stop_pipe(struct atomisp_video_pipe *pipe, bool sync) { + if (!pipe->asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, pipe->vdev.name); + return; + } + if (!atomisp_is_wdt_running(pipe)) return; @@ -4108,6 +4121,12 @@ void atomisp_handle_parameter_and_buffer(struct atomisp_video_pipe *pipe) unsigned long irqflags; bool need_to_enqueue_buffer = false; + if (!asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, pipe->vdev.name); + return; + } + if (atomisp_is_vf_pipe(pipe)) return; @@ -4195,6 +4214,12 @@ int atomisp_set_parameters(struct video_device *vdev, struct atomisp_css_params *css_param = &asd->params.css_param; int ret; + if (!asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (!asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream) { dev_err(asd->isp->dev, "%s: internal error!\n", __func__); return -EINVAL; @@ -4855,6 +4880,12 @@ int atomisp_try_fmt(struct video_device *vdev, struct v4l2_format *f, int source_pad = atomisp_subdev_source_pad(vdev); int ret; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (!isp->inputs[asd->input_curr].camera) return -EINVAL; @@ -4945,9 +4976,9 @@ atomisp_try_fmt_file(struct atomisp_device *isp, struct v4l2_format *f) depth = get_pixel_depth(pixelformat); - if (field == V4L2_FIELD_ANY) + if (field == V4L2_FIELD_ANY) { field = V4L2_FIELD_NONE; - else if (field != V4L2_FIELD_NONE) { + } else if (field != V4L2_FIELD_NONE) { dev_err(isp->dev, "Wrong output field\n"); return -EINVAL; } @@ -5201,6 +5232,12 @@ static int atomisp_set_fmt_to_isp(struct video_device *vdev, const struct atomisp_in_fmt_conv *fc; int ret, i; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + v4l2_fh_init(&fh.vfh, vdev); isp_sink_crop = atomisp_subdev_get_rect( @@ -5512,6 +5549,7 @@ static int atomisp_set_fmt_to_snr(struct video_device *vdev, unsigned int dvs_env_w, unsigned int dvs_env_h) { struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd; + struct atomisp_video_pipe *pipe = atomisp_to_video_pipe(vdev); const struct atomisp_format_bridge *format; struct v4l2_subdev_pad_config pad_cfg; struct v4l2_subdev_format vformat = { @@ -5527,6 +5565,12 @@ static int atomisp_set_fmt_to_snr(struct video_device *vdev, struct v4l2_subdev_fh fh; int ret; + if (!asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + v4l2_fh_init(&fh.vfh, vdev); stream_index = atomisp_source_pad_to_stream_id(asd, source_pad); @@ -5617,6 +5661,12 @@ int atomisp_set_fmt(struct video_device *vdev, struct v4l2_format *f) struct v4l2_subdev_fh fh; int ret; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (source_pad >= ATOMISP_SUBDEV_PADS_NUM) return -EINVAL; @@ -6050,6 +6100,12 @@ int atomisp_set_fmt_file(struct video_device *vdev, struct v4l2_format *f) struct v4l2_subdev_fh fh; int ret; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + v4l2_fh_init(&fh.vfh, vdev); dev_dbg(isp->dev, "setting fmt %ux%u 0x%x for file inject\n", @@ -6374,6 +6430,12 @@ bool atomisp_is_vf_pipe(struct atomisp_video_pipe *pipe) { struct atomisp_sub_device *asd = pipe->asd; + if (!asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, pipe->vdev.name); + return false; + } + if (pipe == &asd->video_out_vf) return true; @@ -6587,17 +6649,23 @@ static int atomisp_get_pipe_id(struct atomisp_video_pipe *pipe) { struct atomisp_sub_device *asd = pipe->asd; - if (ATOMISP_USE_YUVPP(asd)) + if (!asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, pipe->vdev.name); + return -EINVAL; + } + + if (ATOMISP_USE_YUVPP(asd)) { return IA_CSS_PIPE_ID_YUVPP; - else if (asd->vfpp->val == ATOMISP_VFPP_DISABLE_SCALER) + } else if (asd->vfpp->val == ATOMISP_VFPP_DISABLE_SCALER) { return IA_CSS_PIPE_ID_VIDEO; - else if (asd->vfpp->val == ATOMISP_VFPP_DISABLE_LOWLAT) + } else if (asd->vfpp->val == ATOMISP_VFPP_DISABLE_LOWLAT) { return IA_CSS_PIPE_ID_CAPTURE; - else if (pipe == &asd->video_out_video_capture) + } else if (pipe == &asd->video_out_video_capture) { return IA_CSS_PIPE_ID_VIDEO; - else if (pipe == &asd->video_out_vf) + } else if (pipe == &asd->video_out_vf) { return IA_CSS_PIPE_ID_CAPTURE; - else if (pipe == &asd->video_out_preview) { + } else if (pipe == &asd->video_out_preview) { if (asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO) return IA_CSS_PIPE_ID_VIDEO; else @@ -6624,6 +6692,12 @@ int atomisp_get_invalid_frame_num(struct video_device *vdev, struct ia_css_pipe_info p_info; int ret; + if (!asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (asd->isp->inputs[asd->input_curr].camera_caps-> sensor[asd->sensor_curr].stream_num > 1) { /* External ISP */ diff --git a/drivers/staging/media/atomisp/pci/atomisp_fops.c b/drivers/staging/media/atomisp/pci/atomisp_fops.c index f1e6b25978534..b751df31cc24c 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_fops.c +++ b/drivers/staging/media/atomisp/pci/atomisp_fops.c @@ -877,6 +877,11 @@ done: else pipe->users++; rt_mutex_unlock(&isp->mutex); + + /* Ensure that a mode is set */ + if (asd) + v4l2_ctrl_s_ctrl(asd->run_mode, pipe->default_run_mode); + return 0; css_error: @@ -1171,6 +1176,12 @@ static int atomisp_mmap(struct file *file, struct vm_area_struct *vma) u32 origin_size, new_size; int ret; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (!(vma->vm_flags & (VM_WRITE | VM_READ))) return -EACCES; diff --git a/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c b/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c index 135994d44802c..34480ca164746 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c +++ b/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c @@ -481,7 +481,7 @@ fail: static u8 gmin_get_pmic_id_and_addr(struct device *dev) { - struct i2c_client *power; + struct i2c_client *power = NULL; static u8 pmic_i2c_addr; if (pmic_id) diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c index 9da82855552de..8a0648fd7c813 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c +++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c @@ -646,6 +646,12 @@ static int atomisp_g_input(struct file *file, void *fh, unsigned int *input) struct atomisp_device *isp = video_get_drvdata(vdev); struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + rt_mutex_lock(&isp->mutex); *input = asd->input_curr; rt_mutex_unlock(&isp->mutex); @@ -665,6 +671,12 @@ static int atomisp_s_input(struct file *file, void *fh, unsigned int input) struct v4l2_subdev *motor; int ret; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + rt_mutex_lock(&isp->mutex); if (input >= ATOM_ISP_MAX_INPUTS || input >= isp->input_cnt) { dev_dbg(isp->dev, "input_cnt: %d\n", isp->input_cnt); @@ -761,18 +773,33 @@ static int atomisp_enum_fmt_cap(struct file *file, void *fh, struct video_device *vdev = video_devdata(file); struct atomisp_device *isp = video_get_drvdata(vdev); struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd; - struct v4l2_subdev_mbus_code_enum code = { 0 }; + struct v4l2_subdev_mbus_code_enum code = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + struct v4l2_subdev *camera; unsigned int i, fi = 0; int rval; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + + camera = isp->inputs[asd->input_curr].camera; + if(!camera) { + dev_err(isp->dev, "%s(): camera is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + rt_mutex_lock(&isp->mutex); - rval = v4l2_subdev_call(isp->inputs[asd->input_curr].camera, pad, - enum_mbus_code, NULL, &code); + + rval = v4l2_subdev_call(camera, pad, enum_mbus_code, NULL, &code); if (rval == -ENOIOCTLCMD) { dev_warn(isp->dev, - "enum_mbus_code pad op not supported. Please fix your sensor driver!\n"); - // rval = v4l2_subdev_call(isp->inputs[asd->input_curr].camera, - // video, enum_mbus_fmt, 0, &code.code); + "enum_mbus_code pad op not supported by %s. Please fix your sensor driver!\n", + camera->name); } rt_mutex_unlock(&isp->mutex); @@ -802,6 +829,8 @@ static int atomisp_enum_fmt_cap(struct file *file, void *fh, f->pixelformat = format->pixelformat; return 0; } + dev_err(isp->dev, "%s(): format for code %x not found.\n", + __func__, code.code); return -EINVAL; } @@ -834,6 +863,72 @@ static int atomisp_g_fmt_file(struct file *file, void *fh, return 0; } +static int atomisp_adjust_fmt(struct v4l2_format *f) +{ + const struct atomisp_format_bridge *format_bridge; + u32 padded_width; + + format_bridge = atomisp_get_format_bridge(f->fmt.pix.pixelformat); + + padded_width = f->fmt.pix.width + pad_w; + + if (format_bridge->planar) { + f->fmt.pix.bytesperline = padded_width; + f->fmt.pix.sizeimage = PAGE_ALIGN(f->fmt.pix.height * + DIV_ROUND_UP(format_bridge->depth * + padded_width, 8)); + } else { + f->fmt.pix.bytesperline = DIV_ROUND_UP(format_bridge->depth * + padded_width, 8); + f->fmt.pix.sizeimage = PAGE_ALIGN(f->fmt.pix.height * f->fmt.pix.bytesperline); + } + + if (f->fmt.pix.field == V4L2_FIELD_ANY) + f->fmt.pix.field = V4L2_FIELD_NONE; + + format_bridge = atomisp_get_format_bridge(f->fmt.pix.pixelformat); + if (!format_bridge) + return -EINVAL; + + /* Currently, raw formats are broken!!! */ + if (format_bridge->sh_fmt == IA_CSS_FRAME_FORMAT_RAW) { + f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUV420; + + format_bridge = atomisp_get_format_bridge(f->fmt.pix.pixelformat); + if (!format_bridge) + return -EINVAL; + } + + padded_width = f->fmt.pix.width + pad_w; + + if (format_bridge->planar) { + f->fmt.pix.bytesperline = padded_width; + f->fmt.pix.sizeimage = PAGE_ALIGN(f->fmt.pix.height * + DIV_ROUND_UP(format_bridge->depth * + padded_width, 8)); + } else { + f->fmt.pix.bytesperline = DIV_ROUND_UP(format_bridge->depth * + padded_width, 8); + f->fmt.pix.sizeimage = PAGE_ALIGN(f->fmt.pix.height * f->fmt.pix.bytesperline); + } + + if (f->fmt.pix.field == V4L2_FIELD_ANY) + f->fmt.pix.field = V4L2_FIELD_NONE; + + /* + * FIXME: do we need to setup this differently, depending on the + * sensor or the pipeline? + */ + f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709; + f->fmt.pix.ycbcr_enc = V4L2_YCBCR_ENC_709; + f->fmt.pix.xfer_func = V4L2_XFER_FUNC_709; + + f->fmt.pix.width -= pad_w; + f->fmt.pix.height -= pad_h; + + return 0; +} + /* This function looks up the closest available resolution. */ static int atomisp_try_fmt_cap(struct file *file, void *fh, struct v4l2_format *f) @@ -845,7 +940,11 @@ static int atomisp_try_fmt_cap(struct file *file, void *fh, rt_mutex_lock(&isp->mutex); ret = atomisp_try_fmt(vdev, f, NULL); rt_mutex_unlock(&isp->mutex); - return ret; + + if (ret) + return ret; + + return atomisp_adjust_fmt(f); } static int atomisp_s_fmt_cap(struct file *file, void *fh, @@ -1027,6 +1126,12 @@ int __atomisp_reqbufs(struct file *file, void *fh, u16 stream_id = atomisp_source_pad_to_stream_id(asd, source_pad); int ret = 0, i = 0; + if (!asd) { + dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (req->count == 0) { mutex_lock(&pipe->capq.vb_lock); if (!list_empty(&pipe->capq.stream)) @@ -1154,6 +1259,12 @@ static int atomisp_qbuf(struct file *file, void *fh, struct v4l2_buffer *buf) u32 pgnr; int ret = 0; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + rt_mutex_lock(&isp->mutex); if (isp->isp_fatal_error) { ret = -EIO; @@ -1389,6 +1500,12 @@ static int atomisp_dqbuf(struct file *file, void *fh, struct v4l2_buffer *buf) struct atomisp_device *isp = video_get_drvdata(vdev); int ret = 0; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + rt_mutex_lock(&isp->mutex); if (isp->isp_fatal_error) { @@ -1640,6 +1757,12 @@ static int atomisp_streamon(struct file *file, void *fh, int ret = 0; unsigned long irqflags; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + dev_dbg(isp->dev, "Start stream on pad %d for asd%d\n", atomisp_subdev_source_pad(vdev), asd->index); @@ -1901,6 +2024,12 @@ int __atomisp_streamoff(struct file *file, void *fh, enum v4l2_buf_type type) unsigned long flags; bool first_streamoff = false; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + dev_dbg(isp->dev, "Stop stream on pad %d for asd%d\n", atomisp_subdev_source_pad(vdev), asd->index); @@ -2150,6 +2279,12 @@ static int atomisp_g_ctrl(struct file *file, void *fh, struct atomisp_device *isp = video_get_drvdata(vdev); int i, ret = -EINVAL; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + for (i = 0; i < ctrls_num; i++) { if (ci_v4l2_controls[i].id == control->id) { ret = 0; @@ -2229,6 +2364,12 @@ static int atomisp_s_ctrl(struct file *file, void *fh, struct atomisp_device *isp = video_get_drvdata(vdev); int i, ret = -EINVAL; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + for (i = 0; i < ctrls_num; i++) { if (ci_v4l2_controls[i].id == control->id) { ret = 0; @@ -2310,6 +2451,12 @@ static int atomisp_queryctl(struct file *file, void *fh, struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd; struct atomisp_device *isp = video_get_drvdata(vdev); + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + switch (qc->id) { case V4L2_CID_FOCUS_ABSOLUTE: case V4L2_CID_FOCUS_RELATIVE: @@ -2355,6 +2502,12 @@ static int atomisp_camera_g_ext_ctrls(struct file *file, void *fh, int i; int ret = 0; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (!IS_ISP2401) motor = isp->inputs[asd->input_curr].motor; else @@ -2466,6 +2619,12 @@ static int atomisp_camera_s_ext_ctrls(struct file *file, void *fh, int i; int ret = 0; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (!IS_ISP2401) motor = isp->inputs[asd->input_curr].motor; else @@ -2591,6 +2750,12 @@ static int atomisp_g_parm(struct file *file, void *fh, struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd; struct atomisp_device *isp = video_get_drvdata(vdev); + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) { dev_err(isp->dev, "unsupported v4l2 buf type\n"); return -EINVAL; @@ -2613,6 +2778,12 @@ static int atomisp_s_parm(struct file *file, void *fh, int rval; int fps; + if (!asd) { + dev_err(isp->dev, "%s(): asd is NULL, device is %s\n", + __func__, vdev->name); + return -EINVAL; + } + if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) { dev_err(isp->dev, "unsupported v4l2 buf type\n"); return -EINVAL; diff --git a/drivers/staging/media/atomisp/pci/atomisp_subdev.c b/drivers/staging/media/atomisp/pci/atomisp_subdev.c index dcc2dd981ca60..628e85799274d 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_subdev.c +++ b/drivers/staging/media/atomisp/pci/atomisp_subdev.c @@ -1178,23 +1178,28 @@ static int isp_subdev_init_entities(struct atomisp_sub_device *asd) atomisp_init_acc_pipe(asd, &asd->video_acc); - ret = atomisp_video_init(&asd->video_in, "MEMORY"); + ret = atomisp_video_init(&asd->video_in, "MEMORY", + ATOMISP_RUN_MODE_SDV); if (ret < 0) return ret; - ret = atomisp_video_init(&asd->video_out_capture, "CAPTURE"); + ret = atomisp_video_init(&asd->video_out_capture, "CAPTURE", + ATOMISP_RUN_MODE_STILL_CAPTURE); if (ret < 0) return ret; - ret = atomisp_video_init(&asd->video_out_vf, "VIEWFINDER"); + ret = atomisp_video_init(&asd->video_out_vf, "VIEWFINDER", + ATOMISP_RUN_MODE_CONTINUOUS_CAPTURE); if (ret < 0) return ret; - ret = atomisp_video_init(&asd->video_out_preview, "PREVIEW"); + ret = atomisp_video_init(&asd->video_out_preview, "PREVIEW", + ATOMISP_RUN_MODE_PREVIEW); if (ret < 0) return ret; - ret = atomisp_video_init(&asd->video_out_video_capture, "VIDEO"); + ret = atomisp_video_init(&asd->video_out_video_capture, "VIDEO", + ATOMISP_RUN_MODE_VIDEO); if (ret < 0) return ret; diff --git a/drivers/staging/media/atomisp/pci/atomisp_subdev.h b/drivers/staging/media/atomisp/pci/atomisp_subdev.h index 330a77eed8aa6..12215d7406169 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_subdev.h +++ b/drivers/staging/media/atomisp/pci/atomisp_subdev.h @@ -81,6 +81,9 @@ struct atomisp_video_pipe { /* the link list to store per_frame parameters */ struct list_head per_frame_params; + /* Store here the initial run mode */ + unsigned int default_run_mode; + unsigned int buffers_in_css; /* irq_lock is used to protect video buffer state change operations and diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c index fa1bd99cd6f17..8aeea74cfd06b 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c +++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c @@ -447,7 +447,8 @@ const struct atomisp_dfs_config dfs_config_cht_soc = { .dfs_table_size = ARRAY_SIZE(dfs_rules_cht_soc), }; -int atomisp_video_init(struct atomisp_video_pipe *video, const char *name) +int atomisp_video_init(struct atomisp_video_pipe *video, const char *name, + unsigned int run_mode) { int ret; const char *direction; @@ -478,6 +479,7 @@ int atomisp_video_init(struct atomisp_video_pipe *video, const char *name) "ATOMISP ISP %s %s", name, direction); video->vdev.release = video_device_release_empty; video_set_drvdata(&video->vdev, video->isp); + video->default_run_mode = run_mode; return 0; } @@ -711,15 +713,15 @@ static int atomisp_mrfld_power(struct atomisp_device *isp, bool enable) dev_dbg(isp->dev, "IUNIT power-%s.\n", enable ? "on" : "off"); - /*WA:Enable DVFS*/ + /* WA for P-Unit, if DVFS enabled, ISP timeout observed */ if (IS_CHT && enable) - punit_ddr_dvfs_enable(true); + punit_ddr_dvfs_enable(false); /* * FIXME:WA for ECS28A, with this sleep, CTS * android.hardware.camera2.cts.CameraDeviceTest#testCameraDeviceAbort * PASS, no impact on other platforms - */ + */ if (IS_BYT && enable) msleep(10); @@ -727,7 +729,7 @@ static int atomisp_mrfld_power(struct atomisp_device *isp, bool enable) iosf_mbi_modify(BT_MBI_UNIT_PMC, MBI_REG_READ, MRFLD_ISPSSPM0, val, MRFLD_ISPSSPM0_ISPSSC_MASK); - /*WA:Enable DVFS*/ + /* WA:Enable DVFS */ if (IS_CHT && !enable) punit_ddr_dvfs_enable(true); @@ -1182,6 +1184,7 @@ static void atomisp_unregister_entities(struct atomisp_device *isp) v4l2_device_unregister(&isp->v4l2_dev); media_device_unregister(&isp->media_dev); + media_device_cleanup(&isp->media_dev); } static int atomisp_register_entities(struct atomisp_device *isp) diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.h b/drivers/staging/media/atomisp/pci/atomisp_v4l2.h index 81bb356b81720..72611b8286a4a 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.h +++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.h @@ -27,7 +27,8 @@ struct v4l2_device; struct atomisp_device; struct firmware; -int atomisp_video_init(struct atomisp_video_pipe *video, const char *name); +int atomisp_video_init(struct atomisp_video_pipe *video, const char *name, + unsigned int run_mode); void atomisp_acc_init(struct atomisp_acc_pipe *video, const char *name); void atomisp_video_unregister(struct atomisp_video_pipe *video); void atomisp_acc_unregister(struct atomisp_acc_pipe *video); diff --git a/drivers/staging/media/atomisp/pci/sh_css.c b/drivers/staging/media/atomisp/pci/sh_css.c index ddee04c8248d0..54a18921fbd15 100644 --- a/drivers/staging/media/atomisp/pci/sh_css.c +++ b/drivers/staging/media/atomisp/pci/sh_css.c @@ -527,6 +527,7 @@ ia_css_stream_input_format_bits_per_pixel(struct ia_css_stream *stream) return bpp; } +/* TODO: move define to proper file in tools */ #define GP_ISEL_TPG_MODE 0x90058 #if !defined(ISP2401) @@ -579,12 +580,8 @@ sh_css_config_input_network(struct ia_css_stream *stream) { vblank_cycles = vblank_lines * (width + hblank_cycles); sh_css_sp_configure_sync_gen(width, height, hblank_cycles, vblank_cycles); - if (!IS_ISP2401) { - if (pipe->stream->config.mode == IA_CSS_INPUT_MODE_TPG) { - /* TODO: move define to proper file in tools */ - ia_css_device_store_uint32(GP_ISEL_TPG_MODE, 0); - } - } + if (pipe->stream->config.mode == IA_CSS_INPUT_MODE_TPG) + ia_css_device_store_uint32(GP_ISEL_TPG_MODE, 0); } ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "sh_css_config_input_network() leave:\n"); @@ -1019,16 +1016,14 @@ static bool sh_css_translate_stream_cfg_to_isys_stream_descr( * ia_css_isys_stream_capture_indication() instead of * ia_css_pipeline_sp_wait_for_isys_stream_N() as isp processing of * capture takes longer than getting an ISYS frame - * - * Only 2401 relevant ?? */ -#if 0 // FIXME: NOT USED on Yocto Aero - isys_stream_descr->polling_mode - = early_polling ? INPUT_SYSTEM_POLL_ON_CAPTURE_REQUEST - : INPUT_SYSTEM_POLL_ON_WAIT_FOR_FRAME; - ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, - "sh_css_translate_stream_cfg_to_isys_stream_descr() leave:\n"); -#endif + if (IS_ISP2401) { + isys_stream_descr->polling_mode + = early_polling ? INPUT_SYSTEM_POLL_ON_CAPTURE_REQUEST + : INPUT_SYSTEM_POLL_ON_WAIT_FOR_FRAME; + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, + "sh_css_translate_stream_cfg_to_isys_stream_descr() leave:\n"); + } return rc; } @@ -1451,7 +1446,7 @@ static void start_pipe( assert(me); /* all callers are in this file and call with non null argument */ - if (!IS_ISP2401) { + if (IS_ISP2401) { coord = &me->config.internal_frame_origin_bqs_on_sctbl; params = me->stream->isp_params_configs; } diff --git a/drivers/staging/media/atomisp/pci/sh_css_mipi.c b/drivers/staging/media/atomisp/pci/sh_css_mipi.c index d5ae7f0b5864b..651eda0469b23 100644 --- a/drivers/staging/media/atomisp/pci/sh_css_mipi.c +++ b/drivers/staging/media/atomisp/pci/sh_css_mipi.c @@ -389,17 +389,17 @@ static bool buffers_needed(struct ia_css_pipe *pipe) { if (!IS_ISP2401) { if (pipe->stream->config.mode == IA_CSS_INPUT_MODE_BUFFERED_SENSOR) - return false; - else return true; + else + return false; } if (pipe->stream->config.mode == IA_CSS_INPUT_MODE_BUFFERED_SENSOR || pipe->stream->config.mode == IA_CSS_INPUT_MODE_TPG || pipe->stream->config.mode == IA_CSS_INPUT_MODE_PRBS) - return false; + return true; - return true; + return false; } int @@ -439,14 +439,17 @@ allocate_mipi_frames(struct ia_css_pipe *pipe, return 0; /* AM TODO: Check */ } - if (!IS_ISP2401) + if (!IS_ISP2401) { port = (unsigned int)pipe->stream->config.source.port.port; - else - err = ia_css_mipi_is_source_port_valid(pipe, &port); + } else { + /* Returns true if port is valid. So, invert it */ + err = !ia_css_mipi_is_source_port_valid(pipe, &port); + } assert(port < N_CSI_PORTS); - if (port >= N_CSI_PORTS || err) { + if ((!IS_ISP2401 && port >= N_CSI_PORTS) || + (IS_ISP2401 && err)) { ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "allocate_mipi_frames(%p) exit: error: port is not correct (port=%d).\n", pipe, port); @@ -571,14 +574,17 @@ free_mipi_frames(struct ia_css_pipe *pipe) { return err; } - if (!IS_ISP2401) + if (!IS_ISP2401) { port = (unsigned int)pipe->stream->config.source.port.port; - else - err = ia_css_mipi_is_source_port_valid(pipe, &port); + } else { + /* Returns true if port is valid. So, invert it */ + err = !ia_css_mipi_is_source_port_valid(pipe, &port); + } assert(port < N_CSI_PORTS); - if (port >= N_CSI_PORTS || err) { + if ((!IS_ISP2401 && port >= N_CSI_PORTS) || + (IS_ISP2401 && err)) { ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "free_mipi_frames(%p, %d) exit: error: pipe port is not correct.\n", pipe, port); @@ -683,14 +689,17 @@ send_mipi_frames(struct ia_css_pipe *pipe) { /* TODO: AM: maybe this should be returning an error. */ } - if (!IS_ISP2401) + if (!IS_ISP2401) { port = (unsigned int)pipe->stream->config.source.port.port; - else - err = ia_css_mipi_is_source_port_valid(pipe, &port); + } else { + /* Returns true if port is valid. So, invert it */ + err = !ia_css_mipi_is_source_port_valid(pipe, &port); + } assert(port < N_CSI_PORTS); - if (port >= N_CSI_PORTS || err) { + if ((!IS_ISP2401 && port >= N_CSI_PORTS) || + (IS_ISP2401 && err)) { IA_CSS_ERROR("send_mipi_frames(%p) exit: invalid port specified (port=%d).\n", pipe, port); return err; diff --git a/drivers/staging/media/atomisp/pci/sh_css_params.c b/drivers/staging/media/atomisp/pci/sh_css_params.c index 24fc497bd4915..8d6514c45eeb6 100644 --- a/drivers/staging/media/atomisp/pci/sh_css_params.c +++ b/drivers/staging/media/atomisp/pci/sh_css_params.c @@ -2437,7 +2437,7 @@ sh_css_create_isp_params(struct ia_css_stream *stream, unsigned int i; struct sh_css_ddr_address_map *ddr_ptrs; struct sh_css_ddr_address_map_size *ddr_ptrs_size; - int err = 0; + int err; size_t params_size; struct ia_css_isp_parameters *params = kvmalloc(sizeof(struct ia_css_isp_parameters), GFP_KERNEL); @@ -2482,7 +2482,11 @@ sh_css_create_isp_params(struct ia_css_stream *stream, succ &= (ddr_ptrs->macc_tbl != mmgr_NULL); *isp_params_out = params; - return err; + + if (!succ) + return -ENOMEM; + + return 0; } static bool diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c index 7749ca9a8ebbf..bc97ec0a7e4af 100644 --- a/drivers/staging/media/hantro/hantro_drv.c +++ b/drivers/staging/media/hantro/hantro_drv.c @@ -829,7 +829,7 @@ static int hantro_probe(struct platform_device *pdev) ret = clk_bulk_prepare(vpu->variant->num_clocks, vpu->clocks); if (ret) { dev_err(&pdev->dev, "Failed to prepare clocks\n"); - return ret; + goto err_pm_disable; } ret = v4l2_device_register(&pdev->dev, &vpu->v4l2_dev); @@ -885,6 +885,7 @@ err_v4l2_unreg: v4l2_device_unregister(&vpu->v4l2_dev); err_clk_unprepare: clk_bulk_unprepare(vpu->variant->num_clocks, vpu->clocks); +err_pm_disable: pm_runtime_dont_use_autosuspend(vpu->dev); pm_runtime_disable(vpu->dev); return ret; diff --git a/drivers/staging/rtl8192e/rtllib.h b/drivers/staging/rtl8192e/rtllib.h index 4cabaf21c1ca0..367db4acc7852 100644 --- a/drivers/staging/rtl8192e/rtllib.h +++ b/drivers/staging/rtl8192e/rtllib.h @@ -1982,7 +1982,7 @@ void rtllib_softmac_xmit(struct rtllib_txb *txb, struct rtllib_device *ieee); void rtllib_stop_send_beacons(struct rtllib_device *ieee); void notify_wx_assoc_event(struct rtllib_device *ieee); void rtllib_start_ibss(struct rtllib_device *ieee); -void rtllib_softmac_init(struct rtllib_device *ieee); +int rtllib_softmac_init(struct rtllib_device *ieee); void rtllib_softmac_free(struct rtllib_device *ieee); void rtllib_disassociate(struct rtllib_device *ieee); void rtllib_stop_scan(struct rtllib_device *ieee); diff --git a/drivers/staging/rtl8192e/rtllib_module.c b/drivers/staging/rtl8192e/rtllib_module.c index 64d9feee1f392..f00ac94b2639b 100644 --- a/drivers/staging/rtl8192e/rtllib_module.c +++ b/drivers/staging/rtl8192e/rtllib_module.c @@ -88,7 +88,7 @@ struct net_device *alloc_rtllib(int sizeof_priv) err = rtllib_networks_allocate(ieee); if (err) { pr_err("Unable to allocate beacon storage: %d\n", err); - goto failed; + goto free_netdev; } rtllib_networks_initialize(ieee); @@ -121,11 +121,13 @@ struct net_device *alloc_rtllib(int sizeof_priv) ieee->hwsec_active = 0; memset(ieee->swcamtable, 0, sizeof(struct sw_cam_table) * 32); - rtllib_softmac_init(ieee); + err = rtllib_softmac_init(ieee); + if (err) + goto free_crypt_info; ieee->pHTInfo = kzalloc(sizeof(struct rt_hi_throughput), GFP_KERNEL); if (!ieee->pHTInfo) - return NULL; + goto free_softmac; HTUpdateDefaultSetting(ieee); HTInitializeHTInfo(ieee); @@ -141,8 +143,14 @@ struct net_device *alloc_rtllib(int sizeof_priv) return dev; - failed: +free_softmac: + rtllib_softmac_free(ieee); +free_crypt_info: + lib80211_crypt_info_free(&ieee->crypt_info); + rtllib_networks_free(ieee); +free_netdev: free_netdev(dev); + return NULL; } EXPORT_SYMBOL(alloc_rtllib); diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c index 2c752ba5a802a..e8e72f79ca007 100644 --- a/drivers/staging/rtl8192e/rtllib_softmac.c +++ b/drivers/staging/rtl8192e/rtllib_softmac.c @@ -2953,7 +2953,7 @@ void rtllib_start_protocol(struct rtllib_device *ieee) } } -void rtllib_softmac_init(struct rtllib_device *ieee) +int rtllib_softmac_init(struct rtllib_device *ieee) { int i; @@ -2964,7 +2964,8 @@ void rtllib_softmac_init(struct rtllib_device *ieee) ieee->seq_ctrl[i] = 0; ieee->dot11d_info = kzalloc(sizeof(struct rt_dot11d_info), GFP_ATOMIC); if (!ieee->dot11d_info) - netdev_err(ieee->dev, "Can't alloc memory for DOT11D\n"); + return -ENOMEM; + ieee->LinkDetectInfo.SlotIndex = 0; ieee->LinkDetectInfo.SlotNum = 2; ieee->LinkDetectInfo.NumRecvBcnInPeriod = 0; @@ -3030,6 +3031,7 @@ void rtllib_softmac_init(struct rtllib_device *ieee) tasklet_setup(&ieee->ps_task, rtllib_sta_ps); + return 0; } void rtllib_softmac_free(struct rtllib_device *ieee) diff --git a/drivers/tee/tee_core.c b/drivers/tee/tee_core.c index 6ade4a5c48407..dfc239c64ce3c 100644 --- a/drivers/tee/tee_core.c +++ b/drivers/tee/tee_core.c @@ -98,8 +98,10 @@ void teedev_ctx_put(struct tee_context *ctx) static void teedev_close_context(struct tee_context *ctx) { - tee_device_put(ctx->teedev); + struct tee_device *teedev = ctx->teedev; + teedev_ctx_put(ctx); + tee_device_put(teedev); } static int tee_open(struct inode *inode, struct file *filp) diff --git a/drivers/thermal/imx8mm_thermal.c b/drivers/thermal/imx8mm_thermal.c index a1e4f9bb4cb01..0f4cabd2a8c62 100644 --- a/drivers/thermal/imx8mm_thermal.c +++ b/drivers/thermal/imx8mm_thermal.c @@ -21,6 +21,7 @@ #define TPS 0x4 #define TRITSR 0x20 /* TMU immediate temp */ +#define TER_ADC_PD BIT(30) #define TER_EN BIT(31) #define TRITSR_TEMP0_VAL_MASK 0xff #define TRITSR_TEMP1_VAL_MASK 0xff0000 @@ -113,6 +114,8 @@ static void imx8mm_tmu_enable(struct imx8mm_tmu *tmu, bool enable) val = readl_relaxed(tmu->base + TER); val = enable ? (val | TER_EN) : (val & ~TER_EN); + if (tmu->socdata->version == TMU_VER2) + val = enable ? (val & ~TER_ADC_PD) : (val | TER_ADC_PD); writel_relaxed(val, tmu->base + TER); } diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c index 2c7473d86a59b..16663373b6829 100644 --- a/drivers/thermal/imx_thermal.c +++ b/drivers/thermal/imx_thermal.c @@ -15,6 +15,7 @@ #include #include #include +#include #define REG_SET 0x4 #define REG_CLR 0x8 @@ -194,6 +195,7 @@ static struct thermal_soc_data thermal_imx7d_data = { }; struct imx_thermal_data { + struct device *dev; struct cpufreq_policy *policy; struct thermal_zone_device *tz; struct thermal_cooling_device *cdev; @@ -252,44 +254,15 @@ static int imx_get_temp(struct thermal_zone_device *tz, int *temp) const struct thermal_soc_data *soc_data = data->socdata; struct regmap *map = data->tempmon; unsigned int n_meas; - bool wait, run_measurement; u32 val; + int ret; - run_measurement = !data->irq_enabled; - if (!run_measurement) { - /* Check if a measurement is currently in progress */ - regmap_read(map, soc_data->temp_data, &val); - wait = !(val & soc_data->temp_valid_mask); - } else { - /* - * Every time we measure the temperature, we will power on the - * temperature sensor, enable measurements, take a reading, - * disable measurements, power off the temperature sensor. - */ - regmap_write(map, soc_data->sensor_ctrl + REG_CLR, - soc_data->power_down_mask); - regmap_write(map, soc_data->sensor_ctrl + REG_SET, - soc_data->measure_temp_mask); - - wait = true; - } - - /* - * According to the temp sensor designers, it may require up to ~17us - * to complete a measurement. - */ - if (wait) - usleep_range(20, 50); + ret = pm_runtime_resume_and_get(data->dev); + if (ret < 0) + return ret; regmap_read(map, soc_data->temp_data, &val); - if (run_measurement) { - regmap_write(map, soc_data->sensor_ctrl + REG_CLR, - soc_data->measure_temp_mask); - regmap_write(map, soc_data->sensor_ctrl + REG_SET, - soc_data->power_down_mask); - } - if ((val & soc_data->temp_valid_mask) == 0) { dev_dbg(&tz->device, "temp measurement never finished\n"); return -EAGAIN; @@ -328,6 +301,8 @@ static int imx_get_temp(struct thermal_zone_device *tz, int *temp) enable_irq(data->irq); } + pm_runtime_put(data->dev); + return 0; } @@ -335,24 +310,16 @@ static int imx_change_mode(struct thermal_zone_device *tz, enum thermal_device_mode mode) { struct imx_thermal_data *data = tz->devdata; - struct regmap *map = data->tempmon; - const struct thermal_soc_data *soc_data = data->socdata; if (mode == THERMAL_DEVICE_ENABLED) { - regmap_write(map, soc_data->sensor_ctrl + REG_CLR, - soc_data->power_down_mask); - regmap_write(map, soc_data->sensor_ctrl + REG_SET, - soc_data->measure_temp_mask); + pm_runtime_get(data->dev); if (!data->irq_enabled) { data->irq_enabled = true; enable_irq(data->irq); } } else { - regmap_write(map, soc_data->sensor_ctrl + REG_CLR, - soc_data->measure_temp_mask); - regmap_write(map, soc_data->sensor_ctrl + REG_SET, - soc_data->power_down_mask); + pm_runtime_put(data->dev); if (data->irq_enabled) { disable_irq(data->irq); @@ -393,6 +360,11 @@ static int imx_set_trip_temp(struct thermal_zone_device *tz, int trip, int temp) { struct imx_thermal_data *data = tz->devdata; + int ret; + + ret = pm_runtime_resume_and_get(data->dev); + if (ret < 0) + return ret; /* do not allow changing critical threshold */ if (trip == IMX_TRIP_CRITICAL) @@ -406,6 +378,8 @@ static int imx_set_trip_temp(struct thermal_zone_device *tz, int trip, imx_set_alarm_temp(data, temp); + pm_runtime_put(data->dev); + return 0; } @@ -681,6 +655,8 @@ static int imx_thermal_probe(struct platform_device *pdev) if (!data) return -ENOMEM; + data->dev = &pdev->dev; + map = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, "fsl,tempmon"); if (IS_ERR(map)) { ret = PTR_ERR(map); @@ -800,6 +776,16 @@ static int imx_thermal_probe(struct platform_device *pdev) data->socdata->power_down_mask); regmap_write(map, data->socdata->sensor_ctrl + REG_SET, data->socdata->measure_temp_mask); + /* After power up, we need a delay before first access can be done. */ + usleep_range(20, 50); + + /* the core was configured and enabled just before */ + pm_runtime_set_active(&pdev->dev); + pm_runtime_enable(data->dev); + + ret = pm_runtime_resume_and_get(data->dev); + if (ret < 0) + goto disable_runtime_pm; data->irq_enabled = true; ret = thermal_zone_device_enable(data->tz); @@ -814,10 +800,15 @@ static int imx_thermal_probe(struct platform_device *pdev) goto thermal_zone_unregister; } + pm_runtime_put(data->dev); + return 0; thermal_zone_unregister: thermal_zone_device_unregister(data->tz); +disable_runtime_pm: + pm_runtime_put_noidle(data->dev); + pm_runtime_disable(data->dev); clk_disable: clk_disable_unprepare(data->thermal_clk); legacy_cleanup: @@ -829,13 +820,9 @@ legacy_cleanup: static int imx_thermal_remove(struct platform_device *pdev) { struct imx_thermal_data *data = platform_get_drvdata(pdev); - struct regmap *map = data->tempmon; - /* Disable measurements */ - regmap_write(map, data->socdata->sensor_ctrl + REG_SET, - data->socdata->power_down_mask); - if (!IS_ERR(data->thermal_clk)) - clk_disable_unprepare(data->thermal_clk); + pm_runtime_put_noidle(data->dev); + pm_runtime_disable(data->dev); thermal_zone_device_unregister(data->tz); imx_thermal_unregister_legacy_cooling(data); @@ -858,29 +845,79 @@ static int __maybe_unused imx_thermal_suspend(struct device *dev) ret = thermal_zone_device_disable(data->tz); if (ret) return ret; + + return pm_runtime_force_suspend(data->dev); +} + +static int __maybe_unused imx_thermal_resume(struct device *dev) +{ + struct imx_thermal_data *data = dev_get_drvdata(dev); + int ret; + + ret = pm_runtime_force_resume(data->dev); + if (ret) + return ret; + /* Enabled thermal sensor after resume */ + return thermal_zone_device_enable(data->tz); +} + +static int __maybe_unused imx_thermal_runtime_suspend(struct device *dev) +{ + struct imx_thermal_data *data = dev_get_drvdata(dev); + const struct thermal_soc_data *socdata = data->socdata; + struct regmap *map = data->tempmon; + int ret; + + ret = regmap_write(map, socdata->sensor_ctrl + REG_CLR, + socdata->measure_temp_mask); + if (ret) + return ret; + + ret = regmap_write(map, socdata->sensor_ctrl + REG_SET, + socdata->power_down_mask); + if (ret) + return ret; + clk_disable_unprepare(data->thermal_clk); return 0; } -static int __maybe_unused imx_thermal_resume(struct device *dev) +static int __maybe_unused imx_thermal_runtime_resume(struct device *dev) { struct imx_thermal_data *data = dev_get_drvdata(dev); + const struct thermal_soc_data *socdata = data->socdata; + struct regmap *map = data->tempmon; int ret; ret = clk_prepare_enable(data->thermal_clk); if (ret) return ret; - /* Enabled thermal sensor after resume */ - ret = thermal_zone_device_enable(data->tz); + + ret = regmap_write(map, socdata->sensor_ctrl + REG_CLR, + socdata->power_down_mask); + if (ret) + return ret; + + ret = regmap_write(map, socdata->sensor_ctrl + REG_SET, + socdata->measure_temp_mask); if (ret) return ret; + /* + * According to the temp sensor designers, it may require up to ~17us + * to complete a measurement. + */ + usleep_range(20, 50); + return 0; } -static SIMPLE_DEV_PM_OPS(imx_thermal_pm_ops, - imx_thermal_suspend, imx_thermal_resume); +static const struct dev_pm_ops imx_thermal_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(imx_thermal_suspend, imx_thermal_resume) + SET_RUNTIME_PM_OPS(imx_thermal_runtime_suspend, + imx_thermal_runtime_resume, NULL) +}; static struct platform_driver imx_thermal = { .driver = { diff --git a/drivers/thunderbolt/acpi.c b/drivers/thunderbolt/acpi.c index b5442f979b4d0..6355fdf7d71a3 100644 --- a/drivers/thunderbolt/acpi.c +++ b/drivers/thunderbolt/acpi.c @@ -7,6 +7,7 @@ */ #include +#include #include "tb.h" @@ -74,8 +75,18 @@ static acpi_status tb_acpi_add_link(acpi_handle handle, u32 level, void *data, pci_pcie_type(pdev) == PCI_EXP_TYPE_DOWNSTREAM))) { const struct device_link *link; + /* + * Make them both active first to make sure the NHI does + * not runtime suspend before the consumer. The + * pm_runtime_put() below then allows the consumer to + * runtime suspend again (which then allows NHI runtime + * suspend too now that the device link is established). + */ + pm_runtime_get_sync(&pdev->dev); + link = device_link_add(&pdev->dev, &nhi->pdev->dev, DL_FLAG_AUTOREMOVE_SUPPLIER | + DL_FLAG_RPM_ACTIVE | DL_FLAG_PM_RUNTIME); if (link) { dev_dbg(&nhi->pdev->dev, "created link from %s\n", @@ -84,6 +95,8 @@ static acpi_status tb_acpi_add_link(acpi_handle handle, u32 level, void *data, dev_warn(&nhi->pdev->dev, "device link creation from %s failed\n", dev_name(&pdev->dev)); } + + pm_runtime_put(&pdev->dev); } out_put: diff --git a/drivers/tty/serial/amba-pl010.c b/drivers/tty/serial/amba-pl010.c index 3284f34e9dfe1..75d61e038a775 100644 --- a/drivers/tty/serial/amba-pl010.c +++ b/drivers/tty/serial/amba-pl010.c @@ -448,14 +448,11 @@ pl010_set_termios(struct uart_port *port, struct ktermios *termios, if ((termios->c_cflag & CREAD) == 0) uap->port.ignore_status_mask |= UART_DUMMY_RSR_RX; - /* first, disable everything */ old_cr = readb(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE; if (UART_ENABLE_MS(port, termios->c_cflag)) old_cr |= UART010_CR_MSIE; - writel(0, uap->port.membase + UART010_CR); - /* Set baud rate */ quot -= 1; writel((quot & 0xf00) >> 8, uap->port.membase + UART010_LCRM); diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index b3cddcdcbdad0..61183e7ff0097 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -2083,32 +2083,13 @@ static const char *pl011_type(struct uart_port *port) return uap->port.type == PORT_AMBA ? uap->type : NULL; } -/* - * Release the memory region(s) being used by 'port' - */ -static void pl011_release_port(struct uart_port *port) -{ - release_mem_region(port->mapbase, SZ_4K); -} - -/* - * Request the memory region(s) being used by 'port' - */ -static int pl011_request_port(struct uart_port *port) -{ - return request_mem_region(port->mapbase, SZ_4K, "uart-pl011") - != NULL ? 0 : -EBUSY; -} - /* * Configure/autoconfigure the port. */ static void pl011_config_port(struct uart_port *port, int flags) { - if (flags & UART_CONFIG_TYPE) { + if (flags & UART_CONFIG_TYPE) port->type = PORT_AMBA; - pl011_request_port(port); - } } /* @@ -2123,6 +2104,8 @@ static int pl011_verify_port(struct uart_port *port, struct serial_struct *ser) ret = -EINVAL; if (ser->baud_base < 9600) ret = -EINVAL; + if (port->mapbase != (unsigned long) ser->iomem_base) + ret = -EINVAL; return ret; } @@ -2140,8 +2123,6 @@ static const struct uart_ops amba_pl011_pops = { .flush_buffer = pl011_dma_flush_buffer, .set_termios = pl011_set_termios, .type = pl011_type, - .release_port = pl011_release_port, - .request_port = pl011_request_port, .config_port = pl011_config_port, .verify_port = pl011_verify_port, #ifdef CONFIG_CONSOLE_POLL @@ -2171,8 +2152,6 @@ static const struct uart_ops sbsa_uart_pops = { .shutdown = sbsa_uart_shutdown, .set_termios = sbsa_uart_set_termios, .type = pl011_type, - .release_port = pl011_release_port, - .request_port = pl011_request_port, .config_port = pl011_config_port, .verify_port = pl011_verify_port, #ifdef CONFIG_CONSOLE_POLL diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c index a24e5c2b30bc9..602065bfc9bb8 100644 --- a/drivers/tty/serial/atmel_serial.c +++ b/drivers/tty/serial/atmel_serial.c @@ -1004,6 +1004,13 @@ static void atmel_tx_dma(struct uart_port *port) desc->callback = atmel_complete_tx_dma; desc->callback_param = atmel_port; atmel_port->cookie_tx = dmaengine_submit(desc); + if (dma_submit_error(atmel_port->cookie_tx)) { + dev_err(port->dev, "dma_submit_error %d\n", + atmel_port->cookie_tx); + return; + } + + dma_async_issue_pending(chan); } if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) @@ -1264,6 +1271,13 @@ static int atmel_prepare_rx_dma(struct uart_port *port) desc->callback_param = port; atmel_port->desc_rx = desc; atmel_port->cookie_rx = dmaengine_submit(desc); + if (dma_submit_error(atmel_port->cookie_rx)) { + dev_err(port->dev, "dma_submit_error %d\n", + atmel_port->cookie_rx); + goto chan_err; + } + + dma_async_issue_pending(atmel_port->chan_rx); return 0; diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 28cc328ddb6eb..93cd8ad57f385 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -508,18 +508,21 @@ static void imx_uart_stop_tx(struct uart_port *port) static void imx_uart_stop_rx(struct uart_port *port) { struct imx_port *sport = (struct imx_port *)port; - u32 ucr1, ucr2; + u32 ucr1, ucr2, ucr4; ucr1 = imx_uart_readl(sport, UCR1); ucr2 = imx_uart_readl(sport, UCR2); + ucr4 = imx_uart_readl(sport, UCR4); if (sport->dma_is_enabled) { ucr1 &= ~(UCR1_RXDMAEN | UCR1_ATDMAEN); } else { ucr1 &= ~UCR1_RRDYEN; ucr2 &= ~UCR2_ATEN; + ucr4 &= ~UCR4_OREN; } imx_uart_writel(sport, ucr1, UCR1); + imx_uart_writel(sport, ucr4, UCR4); ucr2 &= ~UCR2_RXEN; imx_uart_writel(sport, ucr2, UCR2); @@ -1576,7 +1579,7 @@ static void imx_uart_shutdown(struct uart_port *port) imx_uart_writel(sport, ucr1, UCR1); ucr4 = imx_uart_readl(sport, UCR4); - ucr4 &= ~(UCR4_OREN | UCR4_TCEN); + ucr4 &= ~UCR4_TCEN; imx_uart_writel(sport, ucr4, UCR4); spin_unlock_irqrestore(&sport->port.lock, flags); diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 046bedca7b8f5..be0d9922e320e 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -162,7 +162,7 @@ static void uart_port_dtr_rts(struct uart_port *uport, int raise) int RTS_after_send = !!(uport->rs485.flags & SER_RS485_RTS_AFTER_SEND); if (raise) { - if (rs485_on && !RTS_after_send) { + if (rs485_on && RTS_after_send) { uart_set_mctrl(uport, TIOCM_DTR); uart_clear_mctrl(uport, TIOCM_RTS); } else { @@ -171,7 +171,7 @@ static void uart_port_dtr_rts(struct uart_port *uport, int raise) } else { unsigned int clear = TIOCM_DTR; - clear |= (!rs485_on || !RTS_after_send) ? TIOCM_RTS : 0; + clear |= (!rs485_on || RTS_after_send) ? TIOCM_RTS : 0; uart_clear_mctrl(uport, clear); } } @@ -2414,7 +2414,8 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state, * We probably don't need a spinlock around this, but */ spin_lock_irqsave(&port->lock, flags); - port->ops->set_mctrl(port, port->mctrl & TIOCM_DTR); + port->mctrl &= TIOCM_DTR; + port->ops->set_mctrl(port, port->mctrl); spin_unlock_irqrestore(&port->lock, flags); /* diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c index 7081ab322b402..48923cd8c07d1 100644 --- a/drivers/tty/serial/uartlite.c +++ b/drivers/tty/serial/uartlite.c @@ -615,7 +615,7 @@ static struct uart_driver ulite_uart_driver = { * * Returns: 0 on success, <0 otherwise */ -static int ulite_assign(struct device *dev, int id, u32 base, int irq, +static int ulite_assign(struct device *dev, int id, phys_addr_t base, int irq, struct uartlite_data *pdata) { struct uart_port *port; diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index af15dbe6bb141..18ee3914b4686 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -1109,7 +1109,10 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type) } else { hub_power_on(hub, true); } - } + /* Give some time on remote wakeup to let links to transit to U0 */ + } else if (hub_is_superspeed(hub->hdev)) + msleep(20); + init2: /* diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c index 2a29e2f681fe6..504f8af4d0f80 100644 --- a/drivers/usb/dwc3/dwc3-qcom.c +++ b/drivers/usb/dwc3/dwc3-qcom.c @@ -764,9 +764,12 @@ static int dwc3_qcom_probe(struct platform_device *pdev) if (qcom->acpi_pdata->is_urs) { qcom->urs_usb = dwc3_qcom_create_urs_usb_platdev(dev); - if (!qcom->urs_usb) { + if (IS_ERR_OR_NULL(qcom->urs_usb)) { dev_err(dev, "failed to create URS USB platdev\n"); - return -ENODEV; + if (!qcom->urs_usb) + return -ENODEV; + else + return PTR_ERR(qcom->urs_usb); } } } diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index cbb7947f366f9..d8652321e15e9 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -614,7 +614,7 @@ static int ffs_ep0_open(struct inode *inode, struct file *file) file->private_data = ffs; ffs_data_opened(ffs); - return 0; + return stream_open(inode, file); } static int ffs_ep0_release(struct inode *inode, struct file *file) @@ -1152,7 +1152,7 @@ ffs_epfile_open(struct inode *inode, struct file *file) file->private_data = epfile; ffs_data_opened(epfile->ffs); - return 0; + return stream_open(inode, file); } static int ffs_aio_cancel(struct kiocb *kiocb) diff --git a/drivers/usb/host/uhci-platform.c b/drivers/usb/host/uhci-platform.c index 70dbd95c3f063..be9e9db7cad10 100644 --- a/drivers/usb/host/uhci-platform.c +++ b/drivers/usb/host/uhci-platform.c @@ -113,7 +113,8 @@ static int uhci_hcd_platform_probe(struct platform_device *pdev) num_ports); } if (of_device_is_compatible(np, "aspeed,ast2400-uhci") || - of_device_is_compatible(np, "aspeed,ast2500-uhci")) { + of_device_is_compatible(np, "aspeed,ast2500-uhci") || + of_device_is_compatible(np, "aspeed,ast2600-uhci")) { uhci->is_aspeed = 1; dev_info(&pdev->dev, "Enabled Aspeed implementation workarounds\n"); diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index 8a3d9c0c8d8bc..157b31d354ac2 100644 --- a/drivers/usb/misc/ftdi-elan.c +++ b/drivers/usb/misc/ftdi-elan.c @@ -202,6 +202,7 @@ static void ftdi_elan_delete(struct kref *kref) mutex_unlock(&ftdi_module_lock); kfree(ftdi->bulk_in_buffer); ftdi->bulk_in_buffer = NULL; + kfree(ftdi); } static void ftdi_elan_put_kref(struct usb_ftdi *ftdi) diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index fbdc9468818d3..65d6f8fd81e70 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -812,8 +812,6 @@ static int create_virtqueue(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtque MLX5_SET(virtio_q, vq_ctx, umem_3_id, mvq->umem3.id); MLX5_SET(virtio_q, vq_ctx, umem_3_size, mvq->umem3.size); MLX5_SET(virtio_q, vq_ctx, pd, ndev->mvdev.res.pdn); - if (MLX5_CAP_DEV_VDPA_EMULATION(ndev->mvdev.mdev, eth_frame_offload_type)) - MLX5_SET(virtio_q, vq_ctx, virtio_version_1_0, 1); err = mlx5_cmd_exec(ndev->mvdev.mdev, in, inlen, out, sizeof(out)); if (err) diff --git a/drivers/video/backlight/qcom-wled.c b/drivers/video/backlight/qcom-wled.c index cd11c57764381..486d35da01507 100644 --- a/drivers/video/backlight/qcom-wled.c +++ b/drivers/video/backlight/qcom-wled.c @@ -231,14 +231,14 @@ struct wled { static int wled3_set_brightness(struct wled *wled, u16 brightness) { int rc, i; - u8 v[2]; + __le16 v; - v[0] = brightness & 0xff; - v[1] = (brightness >> 8) & 0xf; + v = cpu_to_le16(brightness & WLED3_SINK_REG_BRIGHT_MAX); for (i = 0; i < wled->cfg.num_strings; ++i) { rc = regmap_bulk_write(wled->regmap, wled->ctrl_addr + - WLED3_SINK_REG_BRIGHT(i), v, 2); + WLED3_SINK_REG_BRIGHT(wled->cfg.enabled_strings[i]), + &v, sizeof(v)); if (rc < 0) return rc; } @@ -250,18 +250,18 @@ static int wled4_set_brightness(struct wled *wled, u16 brightness) { int rc, i; u16 low_limit = wled->max_brightness * 4 / 1000; - u8 v[2]; + __le16 v; /* WLED4's lower limit of operation is 0.4% */ if (brightness > 0 && brightness < low_limit) brightness = low_limit; - v[0] = brightness & 0xff; - v[1] = (brightness >> 8) & 0xf; + v = cpu_to_le16(brightness & WLED3_SINK_REG_BRIGHT_MAX); for (i = 0; i < wled->cfg.num_strings; ++i) { rc = regmap_bulk_write(wled->regmap, wled->sink_addr + - WLED4_SINK_REG_BRIGHT(i), v, 2); + WLED4_SINK_REG_BRIGHT(wled->cfg.enabled_strings[i]), + &v, sizeof(v)); if (rc < 0) return rc; } @@ -273,21 +273,20 @@ static int wled5_set_brightness(struct wled *wled, u16 brightness) { int rc, offset; u16 low_limit = wled->max_brightness * 1 / 1000; - u8 v[2]; + __le16 v; /* WLED5's lower limit is 0.1% */ if (brightness < low_limit) brightness = low_limit; - v[0] = brightness & 0xff; - v[1] = (brightness >> 8) & 0x7f; + v = cpu_to_le16(brightness & WLED5_SINK_REG_BRIGHT_MAX_15B); offset = (wled->cfg.mod_sel == MOD_A) ? WLED5_SINK_REG_MOD_A_BRIGHTNESS_LSB : WLED5_SINK_REG_MOD_B_BRIGHTNESS_LSB; rc = regmap_bulk_write(wled->regmap, wled->sink_addr + offset, - v, 2); + &v, sizeof(v)); return rc; } @@ -572,7 +571,7 @@ unlock_mutex: static void wled_auto_string_detection(struct wled *wled) { - int rc = 0, i, delay_time_us; + int rc = 0, i, j, delay_time_us; u32 sink_config = 0; u8 sink_test = 0, sink_valid = 0, val; bool fault_set; @@ -619,14 +618,15 @@ static void wled_auto_string_detection(struct wled *wled) /* Iterate through the strings one by one */ for (i = 0; i < wled->cfg.num_strings; i++) { - sink_test = BIT((WLED4_SINK_REG_CURR_SINK_SHFT + i)); + j = wled->cfg.enabled_strings[i]; + sink_test = BIT((WLED4_SINK_REG_CURR_SINK_SHFT + j)); /* Enable feedback control */ rc = regmap_write(wled->regmap, wled->ctrl_addr + - WLED3_CTRL_REG_FEEDBACK_CONTROL, i + 1); + WLED3_CTRL_REG_FEEDBACK_CONTROL, j + 1); if (rc < 0) { dev_err(wled->dev, "Failed to enable feedback for SINK %d rc = %d\n", - i + 1, rc); + j + 1, rc); goto failed_detect; } @@ -635,7 +635,7 @@ static void wled_auto_string_detection(struct wled *wled) WLED4_SINK_REG_CURR_SINK, sink_test); if (rc < 0) { dev_err(wled->dev, "Failed to configure SINK %d rc=%d\n", - i + 1, rc); + j + 1, rc); goto failed_detect; } @@ -662,7 +662,7 @@ static void wled_auto_string_detection(struct wled *wled) if (fault_set) dev_dbg(wled->dev, "WLED OVP fault detected with SINK %d\n", - i + 1); + j + 1); else sink_valid |= sink_test; @@ -702,15 +702,16 @@ static void wled_auto_string_detection(struct wled *wled) /* Enable valid sinks */ if (wled->version == 4) { for (i = 0; i < wled->cfg.num_strings; i++) { + j = wled->cfg.enabled_strings[i]; if (sink_config & - BIT(WLED4_SINK_REG_CURR_SINK_SHFT + i)) + BIT(WLED4_SINK_REG_CURR_SINK_SHFT + j)) val = WLED4_SINK_REG_STR_MOD_MASK; else /* Disable modulator_en for unused sink */ val = 0; rc = regmap_write(wled->regmap, wled->sink_addr + - WLED4_SINK_REG_STR_MOD_EN(i), val); + WLED4_SINK_REG_STR_MOD_EN(j), val); if (rc < 0) { dev_err(wled->dev, "Failed to configure MODULATOR_EN rc=%d\n", rc); @@ -1256,21 +1257,6 @@ static const struct wled_var_cfg wled5_ovp_cfg = { .size = 16, }; -static u32 wled3_num_strings_values_fn(u32 idx) -{ - return idx + 1; -} - -static const struct wled_var_cfg wled3_num_strings_cfg = { - .fn = wled3_num_strings_values_fn, - .size = 3, -}; - -static const struct wled_var_cfg wled4_num_strings_cfg = { - .fn = wled3_num_strings_values_fn, - .size = 4, -}; - static u32 wled3_switch_freq_values_fn(u32 idx) { return 19200 / (2 * (1 + idx)); @@ -1344,11 +1330,6 @@ static int wled_configure(struct wled *wled) .val_ptr = &cfg->switch_freq, .cfg = &wled3_switch_freq_cfg, }, - { - .name = "qcom,num-strings", - .val_ptr = &cfg->num_strings, - .cfg = &wled3_num_strings_cfg, - }, }; const struct wled_u32_opts wled4_opts[] = { @@ -1372,11 +1353,6 @@ static int wled_configure(struct wled *wled) .val_ptr = &cfg->switch_freq, .cfg = &wled3_switch_freq_cfg, }, - { - .name = "qcom,num-strings", - .val_ptr = &cfg->num_strings, - .cfg = &wled4_num_strings_cfg, - }, }; const struct wled_u32_opts wled5_opts[] = { @@ -1400,11 +1376,6 @@ static int wled_configure(struct wled *wled) .val_ptr = &cfg->switch_freq, .cfg = &wled3_switch_freq_cfg, }, - { - .name = "qcom,num-strings", - .val_ptr = &cfg->num_strings, - .cfg = &wled4_num_strings_cfg, - }, { .name = "qcom,modulator-sel", .val_ptr = &cfg->mod_sel, @@ -1523,16 +1494,57 @@ static int wled_configure(struct wled *wled) *bool_opts[i].val_ptr = true; } - cfg->num_strings = cfg->num_strings + 1; - string_len = of_property_count_elems_of_size(dev->of_node, "qcom,enabled-strings", sizeof(u32)); - if (string_len > 0) - of_property_read_u32_array(dev->of_node, + if (string_len > 0) { + if (string_len > wled->max_string_count) { + dev_err(dev, "Cannot have more than %d strings\n", + wled->max_string_count); + return -EINVAL; + } + + rc = of_property_read_u32_array(dev->of_node, "qcom,enabled-strings", wled->cfg.enabled_strings, - sizeof(u32)); + string_len); + if (rc) { + dev_err(dev, "Failed to read %d elements from qcom,enabled-strings: %d\n", + string_len, rc); + return rc; + } + + for (i = 0; i < string_len; ++i) { + if (wled->cfg.enabled_strings[i] >= wled->max_string_count) { + dev_err(dev, + "qcom,enabled-strings index %d at %d is out of bounds\n", + wled->cfg.enabled_strings[i], i); + return -EINVAL; + } + } + + cfg->num_strings = string_len; + } + + rc = of_property_read_u32(dev->of_node, "qcom,num-strings", &val); + if (!rc) { + if (val < 1 || val > wled->max_string_count) { + dev_err(dev, "qcom,num-strings must be between 1 and %d\n", + wled->max_string_count); + return -EINVAL; + } + + if (string_len > 0) { + dev_warn(dev, "Only one of qcom,num-strings or qcom,enabled-strings" + " should be set\n"); + if (val > string_len) { + dev_err(dev, "qcom,num-strings exceeds qcom,enabled-strings\n"); + return -EINVAL; + } + } + + cfg->num_strings = val; + } return 0; } diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index cce75d3b3ba05..3cc2a4ee7152c 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -1124,8 +1124,10 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq, if (virtqueue_use_indirect(_vq, total_sg)) { err = virtqueue_add_indirect_packed(vq, sgs, total_sg, out_sgs, in_sgs, data, gfp); - if (err != -ENOMEM) + if (err != -ENOMEM) { + END_USE(vq); return err; + } /* fall back on direct */ } diff --git a/drivers/w1/slaves/w1_ds28e04.c b/drivers/w1/slaves/w1_ds28e04.c index e4f336111edc6..6cef6e2edb892 100644 --- a/drivers/w1/slaves/w1_ds28e04.c +++ b/drivers/w1/slaves/w1_ds28e04.c @@ -32,7 +32,7 @@ static int w1_strong_pullup = 1; module_param_named(strong_pullup, w1_strong_pullup, int, 0); /* enable/disable CRC checking on DS28E04-100 memory accesses */ -static char w1_enable_crccheck = 1; +static bool w1_enable_crccheck = true; #define W1_EEPROM_SIZE 512 #define W1_PAGE_COUNT 16 @@ -339,32 +339,18 @@ static BIN_ATTR_RW(pio, 1); static ssize_t crccheck_show(struct device *dev, struct device_attribute *attr, char *buf) { - if (put_user(w1_enable_crccheck + 0x30, buf)) - return -EFAULT; - - return sizeof(w1_enable_crccheck); + return sysfs_emit(buf, "%d\n", w1_enable_crccheck); } static ssize_t crccheck_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - char val; - - if (count != 1 || !buf) - return -EINVAL; + int err = kstrtobool(buf, &w1_enable_crccheck); - if (get_user(val, buf)) - return -EFAULT; + if (err) + return err; - /* convert to decimal */ - val = val - 0x30; - if (val != 0 && val != 1) - return -EINVAL; - - /* set the new value */ - w1_enable_crccheck = val; - - return sizeof(w1_enable_crccheck); + return count; } static DEVICE_ATTR_RW(crccheck); diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index b9651f797676c..54778aadf618d 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -240,13 +240,13 @@ void gntdev_put_map(struct gntdev_priv *priv, struct gntdev_grant_map *map) if (!refcount_dec_and_test(&map->users)) return; + if (map->pages && !use_ptemod) + unmap_grant_pages(map, 0, map->count); + if (map->notify.flags & UNMAP_NOTIFY_SEND_EVENT) { notify_remote_via_evtchn(map->notify.event); evtchn_put(map->notify.event); } - - if (map->pages && !use_ptemod) - unmap_grant_pages(map, 0, map->count); gntdev_free_map(map); } diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 6e447bdaf9ec8..baff31a147e7d 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -1213,7 +1213,12 @@ again: ret = btrfs_search_slot(trans, fs_info->extent_root, &key, path, 0, 0); if (ret < 0) goto out; - BUG_ON(ret == 0); + if (ret == 0) { + /* This shouldn't happen, indicates a bug or fs corruption. */ + ASSERT(ret != 0); + ret = -EUCLEAN; + goto out; + } #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS if (trans && likely(trans->type != __TRANS_DUMMY) && @@ -1361,10 +1366,18 @@ again: goto out; if (!ret && extent_item_pos) { /* - * we've recorded that parent, so we must extend - * its inode list here + * We've recorded that parent, so we must extend + * its inode list here. + * + * However if there was corruption we may not + * have found an eie, return an error in this + * case. */ - BUG_ON(!eie); + ASSERT(eie); + if (!eie) { + ret = -EUCLEAN; + goto out; + } while (eie->next) eie = eie->next; eie->next = ref->inode_list; diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 519cf145f9bd1..5addd1e36a8ee 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -2589,12 +2589,9 @@ static struct extent_buffer *btrfs_search_slot_get_root(struct btrfs_root *root, { struct btrfs_fs_info *fs_info = root->fs_info; struct extent_buffer *b; - int root_lock; + int root_lock = 0; int level = 0; - /* We try very hard to do read locks on the root */ - root_lock = BTRFS_READ_LOCK; - if (p->search_commit_root) { /* * The commit roots are read only so we always do read locks, @@ -2632,6 +2629,9 @@ static struct extent_buffer *btrfs_search_slot_get_root(struct btrfs_root *root, goto out; } + /* We try very hard to do read locks on the root */ + root_lock = BTRFS_READ_LOCK; + /* * If the level is set to maximum, we can skip trying to get the read * lock. @@ -2658,6 +2658,17 @@ static struct extent_buffer *btrfs_search_slot_get_root(struct btrfs_root *root, level = btrfs_header_level(b); out: + /* + * The root may have failed to write out at some point, and thus is no + * longer valid, return an error in this case. + */ + if (!extent_buffer_uptodate(b)) { + if (root_lock) + btrfs_tree_unlock_rw(b, root_lock); + free_extent_buffer(b); + return ERR_PTR(-EIO); + } + p->nodes[level] = b; if (!p->skip_locking) p->locks[level] = root_lock; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index ff3f0638cdb90..1d9262a35473c 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -10094,9 +10094,19 @@ static int btrfs_add_swap_extent(struct swap_info_struct *sis, struct btrfs_swap_info *bsi) { unsigned long nr_pages; + unsigned long max_pages; u64 first_ppage, first_ppage_reported, next_ppage; int ret; + /* + * Our swapfile may have had its size extended after the swap header was + * written. In that case activating the swapfile should not go beyond + * the max size set in the swap header. + */ + if (bsi->nr_pages >= sis->max) + return 0; + + max_pages = sis->max - bsi->nr_pages; first_ppage = ALIGN(bsi->block_start, PAGE_SIZE) >> PAGE_SHIFT; next_ppage = ALIGN_DOWN(bsi->block_start + bsi->block_len, PAGE_SIZE) >> PAGE_SHIFT; @@ -10104,6 +10114,7 @@ static int btrfs_add_swap_extent(struct swap_info_struct *sis, if (first_ppage >= next_ppage) return 0; nr_pages = next_ppage - first_ppage; + nr_pages = min(nr_pages, max_pages); first_ppage_reported = first_ppage; if (bsi->start == 0) diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 4bac32a274ceb..f65aa4ed5ca1e 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -941,6 +941,14 @@ int btrfs_quota_enable(struct btrfs_fs_info *fs_info) int ret = 0; int slot; + /* + * We need to have subvol_sem write locked, to prevent races between + * concurrent tasks trying to enable quotas, because we will unlock + * and relock qgroup_ioctl_lock before setting fs_info->quota_root + * and before setting BTRFS_FS_QUOTA_ENABLED. + */ + lockdep_assert_held_write(&fs_info->subvol_sem); + mutex_lock(&fs_info->qgroup_ioctl_lock); if (fs_info->quota_root) goto out; @@ -1118,8 +1126,19 @@ out_add_root: goto out_free_path; } + mutex_unlock(&fs_info->qgroup_ioctl_lock); + /* + * Commit the transaction while not holding qgroup_ioctl_lock, to avoid + * a deadlock with tasks concurrently doing other qgroup operations, such + * adding/removing qgroups or adding/deleting qgroup relations for example, + * because all qgroup operations first start or join a transaction and then + * lock the qgroup_ioctl_lock mutex. + * We are safe from a concurrent task trying to enable quotas, by calling + * this function, since we are serialized by fs_info->subvol_sem. + */ ret = btrfs_commit_transaction(trans); trans = NULL; + mutex_lock(&fs_info->qgroup_ioctl_lock); if (ret) goto out_free_path; diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c index 3aa5eb9ce498e..96059af28f508 100644 --- a/fs/debugfs/file.c +++ b/fs/debugfs/file.c @@ -147,7 +147,7 @@ static int debugfs_locked_down(struct inode *inode, struct file *filp, const struct file_operations *real_fops) { - if ((inode->i_mode & 07777) == 0444 && + if ((inode->i_mode & 07777 & ~0444) == 0 && !(filp->f_mode & FMODE_WRITE) && !real_fops->unlocked_ioctl && !real_fops->compat_ioctl && diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c index 002123efc6b05..1e9d8999b9390 100644 --- a/fs/dlm/lock.c +++ b/fs/dlm/lock.c @@ -3975,6 +3975,14 @@ static int validate_message(struct dlm_lkb *lkb, struct dlm_message *ms) int from = ms->m_header.h_nodeid; int error = 0; + /* currently mixing of user/kernel locks are not supported */ + if (ms->m_flags & DLM_IFL_USER && ~lkb->lkb_flags & DLM_IFL_USER) { + log_error(lkb->lkb_resource->res_ls, + "got user dlm message for a kernel lock"); + error = -EINVAL; + goto out; + } + switch (ms->m_type) { case DLM_MSG_CONVERT: case DLM_MSG_UNLOCK: @@ -4003,6 +4011,7 @@ static int validate_message(struct dlm_lkb *lkb, struct dlm_message *ms) error = -EINVAL; } +out: if (error) log_error(lkb->lkb_resource->res_ls, "ignore invalid message %d from %d %x %x %x %d", diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index 0c78fdfb1f6fa..68b765369c928 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -471,8 +471,8 @@ int dlm_lowcomms_connect_node(int nodeid) static void lowcomms_error_report(struct sock *sk) { struct connection *con; - struct sockaddr_storage saddr; void (*orig_report)(struct sock *) = NULL; + struct inet_sock *inet; read_lock_bh(&sk->sk_callback_lock); con = sock2con(sk); @@ -480,34 +480,33 @@ static void lowcomms_error_report(struct sock *sk) goto out; orig_report = listen_sock.sk_error_report; - if (con->sock == NULL || - kernel_getpeername(con->sock, (struct sockaddr *)&saddr) < 0) { - printk_ratelimited(KERN_ERR "dlm: node %d: socket error " - "sending to node %d, port %d, " - "sk_err=%d/%d\n", dlm_our_nodeid(), - con->nodeid, dlm_config.ci_tcp_port, - sk->sk_err, sk->sk_err_soft); - } else if (saddr.ss_family == AF_INET) { - struct sockaddr_in *sin4 = (struct sockaddr_in *)&saddr; + inet = inet_sk(sk); + switch (sk->sk_family) { + case AF_INET: printk_ratelimited(KERN_ERR "dlm: node %d: socket error " - "sending to node %d at %pI4, port %d, " + "sending to node %d at %pI4, dport %d, " "sk_err=%d/%d\n", dlm_our_nodeid(), - con->nodeid, &sin4->sin_addr.s_addr, - dlm_config.ci_tcp_port, sk->sk_err, + con->nodeid, &inet->inet_daddr, + ntohs(inet->inet_dport), sk->sk_err, sk->sk_err_soft); - } else { - struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&saddr; - + break; +#if IS_ENABLED(CONFIG_IPV6) + case AF_INET6: printk_ratelimited(KERN_ERR "dlm: node %d: socket error " - "sending to node %d at %u.%u.%u.%u, " - "port %d, sk_err=%d/%d\n", dlm_our_nodeid(), - con->nodeid, sin6->sin6_addr.s6_addr32[0], - sin6->sin6_addr.s6_addr32[1], - sin6->sin6_addr.s6_addr32[2], - sin6->sin6_addr.s6_addr32[3], - dlm_config.ci_tcp_port, sk->sk_err, + "sending to node %d at %pI6c, " + "dport %d, sk_err=%d/%d\n", dlm_our_nodeid(), + con->nodeid, &sk->sk_v6_daddr, + ntohs(inet->inet_dport), sk->sk_err, sk->sk_err_soft); + break; +#endif + default: + printk_ratelimited(KERN_ERR "dlm: node %d: socket error " + "invalid socket family %d set, " + "sk_err=%d/%d\n", dlm_our_nodeid(), + sk->sk_family, sk->sk_err, sk->sk_err_soft); + goto out; } out: read_unlock_bh(&sk->sk_callback_lock); diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 115a77b96e5e1..99d98d1010217 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -2778,6 +2778,7 @@ bool ext4_fc_replay_check_excluded(struct super_block *sb, ext4_fsblk_t block); void ext4_fc_replay_cleanup(struct super_block *sb); int ext4_fc_commit(journal_t *journal, tid_t commit_tid); int __init ext4_fc_init_dentry_cache(void); +void ext4_fc_destroy_dentry_cache(void); /* mballoc.c */ extern const struct seq_operations ext4_mb_seq_groups_ops; diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c index 0fd0c42a4f7db..6ff7b4020df8a 100644 --- a/fs/ext4/ext4_jbd2.c +++ b/fs/ext4/ext4_jbd2.c @@ -162,6 +162,8 @@ int __ext4_journal_ensure_credits(handle_t *handle, int check_cred, { if (!ext4_handle_valid(handle)) return 0; + if (is_handle_aborted(handle)) + return -EROFS; if (jbd2_handle_buffer_credits(handle) >= check_cred && handle->h_revoke_credits >= revoke_cred) return 0; diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index b8c9df6ab67f5..b297b14de7509 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -4638,8 +4638,6 @@ static long ext4_zero_range(struct file *file, loff_t offset, ret = ext4_mark_inode_dirty(handle, inode); if (unlikely(ret)) goto out_handle; - ext4_fc_track_range(handle, inode, offset >> inode->i_sb->s_blocksize_bits, - (offset + len - 1) >> inode->i_sb->s_blocksize_bits); /* Zero out partial block at the edges of the range */ ret = ext4_zero_partial_blocks(handle, inode, offset, len); if (ret >= 0) diff --git a/fs/ext4/fast_commit.c b/fs/ext4/fast_commit.c index 08ca690f928bd..f483abcd5213a 100644 --- a/fs/ext4/fast_commit.c +++ b/fs/ext4/fast_commit.c @@ -1764,11 +1764,14 @@ ext4_fc_replay_del_range(struct super_block *sb, struct ext4_fc_tl *tl, } } - ret = ext4_punch_hole(inode, - le32_to_cpu(lrange.fc_lblk) << sb->s_blocksize_bits, - le32_to_cpu(lrange.fc_len) << sb->s_blocksize_bits); - if (ret) - jbd_debug(1, "ext4_punch_hole returned %d", ret); + down_write(&EXT4_I(inode)->i_data_sem); + ret = ext4_ext_remove_space(inode, lrange.fc_lblk, + lrange.fc_lblk + lrange.fc_len - 1); + up_write(&EXT4_I(inode)->i_data_sem); + if (ret) { + iput(inode); + return 0; + } ext4_ext_replay_shrink_inode(inode, i_size_read(inode) >> sb->s_blocksize_bits); ext4_mark_inode_dirty(NULL, inode); @@ -2166,3 +2169,8 @@ int __init ext4_fc_init_dentry_cache(void) return 0; } + +void ext4_fc_destroy_dentry_cache(void) +{ + kmem_cache_destroy(ext4_fc_dentry_cachep); +} diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 317aa1b90fb95..d59474a541897 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -741,10 +741,11 @@ out_sem: if (ret) return ret; } - ext4_fc_track_range(handle, inode, map->m_lblk, - map->m_lblk + map->m_len - 1); } - + if (retval > 0 && (map->m_flags & EXT4_MAP_UNWRITTEN || + map->m_flags & EXT4_MAP_MAPPED)) + ext4_fc_track_range(handle, inode, map->m_lblk, + map->m_lblk + map->m_len - 1); if (retval < 0) ext_debug(inode, "failed with err %d\n", retval); return retval; @@ -4445,7 +4446,7 @@ has_buffer: static int __ext4_get_inode_loc_noinmem(struct inode *inode, struct ext4_iloc *iloc) { - ext4_fsblk_t err_blk; + ext4_fsblk_t err_blk = 0; int ret; ret = __ext4_get_inode_loc(inode->i_sb, inode->i_ino, iloc, 0, @@ -4460,7 +4461,7 @@ static int __ext4_get_inode_loc_noinmem(struct inode *inode, int ext4_get_inode_loc(struct inode *inode, struct ext4_iloc *iloc) { - ext4_fsblk_t err_blk; + ext4_fsblk_t err_blk = 0; int ret; /* We have all inode data except xattrs in memory here. */ @@ -5467,8 +5468,7 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr) ext4_fc_track_range(handle, inode, (attr->ia_size > 0 ? attr->ia_size - 1 : 0) >> inode->i_sb->s_blocksize_bits, - (oldsize > 0 ? oldsize - 1 : 0) >> - inode->i_sb->s_blocksize_bits); + EXT_MAX_BLOCKS - 1); else ext4_fc_track_range( handle, inode, diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index cb54ea6461fd8..413bf3d2f7844 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -1123,8 +1123,6 @@ resizefs_out: sizeof(range))) return -EFAULT; - range.minlen = max((unsigned int)range.minlen, - q->limits.discard_granularity); ret = ext4_trim_fs(sb, &range); if (ret < 0) return ret; diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index d7cb7d719ee58..e40f87d07783a 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4234,7 +4234,7 @@ ext4_mb_release_group_pa(struct ext4_buddy *e4b, */ static noinline_for_stack int ext4_mb_discard_group_preallocations(struct super_block *sb, - ext4_group_t group, int needed) + ext4_group_t group, int *busy) { struct ext4_group_info *grp = ext4_get_group_info(sb, group); struct buffer_head *bitmap_bh = NULL; @@ -4242,8 +4242,7 @@ ext4_mb_discard_group_preallocations(struct super_block *sb, struct list_head list; struct ext4_buddy e4b; int err; - int busy = 0; - int free, free_total = 0; + int free = 0; mb_debug(sb, "discard preallocation for group %u\n", group); if (list_empty(&grp->bb_prealloc_list)) @@ -4266,19 +4265,14 @@ ext4_mb_discard_group_preallocations(struct super_block *sb, goto out_dbg; } - if (needed == 0) - needed = EXT4_CLUSTERS_PER_GROUP(sb) + 1; - INIT_LIST_HEAD(&list); -repeat: - free = 0; ext4_lock_group(sb, group); list_for_each_entry_safe(pa, tmp, &grp->bb_prealloc_list, pa_group_list) { spin_lock(&pa->pa_lock); if (atomic_read(&pa->pa_count)) { spin_unlock(&pa->pa_lock); - busy = 1; + *busy = 1; continue; } if (pa->pa_deleted) { @@ -4318,22 +4312,13 @@ repeat: call_rcu(&(pa)->u.pa_rcu, ext4_mb_pa_callback); } - free_total += free; - - /* if we still need more blocks and some PAs were used, try again */ - if (free_total < needed && busy) { - ext4_unlock_group(sb, group); - cond_resched(); - busy = 0; - goto repeat; - } ext4_unlock_group(sb, group); ext4_mb_unload_buddy(&e4b); put_bh(bitmap_bh); out_dbg: mb_debug(sb, "discarded (%d) blocks preallocated for group %u bb_free (%d)\n", - free_total, group, grp->bb_free); - return free_total; + free, group, grp->bb_free); + return free; } /* @@ -4875,13 +4860,24 @@ static int ext4_mb_discard_preallocations(struct super_block *sb, int needed) { ext4_group_t i, ngroups = ext4_get_groups_count(sb); int ret; - int freed = 0; + int freed = 0, busy = 0; + int retry = 0; trace_ext4_mb_discard_preallocations(sb, needed); + + if (needed == 0) + needed = EXT4_CLUSTERS_PER_GROUP(sb) + 1; + repeat: for (i = 0; i < ngroups && needed > 0; i++) { - ret = ext4_mb_discard_group_preallocations(sb, i, needed); + ret = ext4_mb_discard_group_preallocations(sb, i, &busy); freed += ret; needed -= ret; + cond_resched(); + } + + if (needed > 0 && busy && ++retry < 3) { + busy = 0; + goto repeat; } return freed; @@ -5815,6 +5811,7 @@ out: */ int ext4_trim_fs(struct super_block *sb, struct fstrim_range *range) { + struct request_queue *q = bdev_get_queue(sb->s_bdev); struct ext4_group_info *grp; ext4_group_t group, first_group, last_group; ext4_grpblk_t cnt = 0, first_cluster, last_cluster; @@ -5833,6 +5830,13 @@ int ext4_trim_fs(struct super_block *sb, struct fstrim_range *range) start >= max_blks || range->len < sb->s_blocksize) return -EINVAL; + /* No point to try to trim less than discard granularity */ + if (range->minlen < q->limits.discard_granularity) { + minlen = EXT4_NUM_B2C(EXT4_SB(sb), + q->limits.discard_granularity >> sb->s_blocksize_bits); + if (minlen > EXT4_CLUSTERS_PER_GROUP(sb)) + goto out; + } if (end >= max_blks) end = max_blks - 1; if (end <= first_data_blk) diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c index c5e3fc998211a..49912814f3d8d 100644 --- a/fs/ext4/migrate.c +++ b/fs/ext4/migrate.c @@ -437,12 +437,12 @@ int ext4_ext_migrate(struct inode *inode) percpu_down_write(&sbi->s_writepages_rwsem); /* - * Worst case we can touch the allocation bitmaps, a bgd - * block, and a block to link in the orphan list. We do need - * need to worry about credits for modifying the quota inode. + * Worst case we can touch the allocation bitmaps and a block + * group descriptor block. We do need need to worry about + * credits for modifying the quota inode. */ handle = ext4_journal_start(inode, EXT4_HT_MIGRATE, - 4 + EXT4_MAXQUOTAS_TRANS_BLOCKS(inode->i_sb)); + 3 + EXT4_MAXQUOTAS_TRANS_BLOCKS(inode->i_sb)); if (IS_ERR(handle)) { retval = PTR_ERR(handle); @@ -459,6 +459,13 @@ int ext4_ext_migrate(struct inode *inode) ext4_journal_stop(handle); goto out_unlock; } + /* + * Use the correct seed for checksum (i.e. the seed from 'inode'). This + * is so that the metadata blocks will have the correct checksum after + * the migration. + */ + ei = EXT4_I(inode); + EXT4_I(tmp_inode)->i_csum_seed = ei->i_csum_seed; i_size_write(tmp_inode, i_size_read(inode)); /* * Set the i_nlink to zero so it will be deleted later @@ -467,7 +474,6 @@ int ext4_ext_migrate(struct inode *inode) clear_nlink(tmp_inode); ext4_ext_tree_init(handle, tmp_inode); - ext4_orphan_add(handle, tmp_inode); ext4_journal_stop(handle); /* @@ -492,17 +498,10 @@ int ext4_ext_migrate(struct inode *inode) handle = ext4_journal_start(inode, EXT4_HT_MIGRATE, 1); if (IS_ERR(handle)) { - /* - * It is impossible to update on-disk structures without - * a handle, so just rollback in-core changes and live other - * work to orphan_list_cleanup() - */ - ext4_orphan_del(NULL, tmp_inode); retval = PTR_ERR(handle); goto out_tmp_inode; } - ei = EXT4_I(inode); i_data = ei->i_data; memset(&lb, 0, sizeof(lb)); diff --git a/fs/ext4/super.c b/fs/ext4/super.c index b1af6588bad01..9e210bc85c817 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -6341,10 +6341,7 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id, lockdep_set_quota_inode(path->dentry->d_inode, I_DATA_SEM_QUOTA); err = dquot_quota_on(sb, type, format_id, path); - if (err) { - lockdep_set_quota_inode(path->dentry->d_inode, - I_DATA_SEM_NORMAL); - } else { + if (!err) { struct inode *inode = d_inode(path->dentry); handle_t *handle; @@ -6364,7 +6361,12 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id, ext4_journal_stop(handle); unlock_inode: inode_unlock(inode); + if (err) + dquot_quota_off(sb, type); } + if (err) + lockdep_set_quota_inode(path->dentry->d_inode, + I_DATA_SEM_NORMAL); return err; } @@ -6427,8 +6429,19 @@ static int ext4_enable_quotas(struct super_block *sb) "Failed to enable quota tracking " "(type=%d, err=%d). Please run " "e2fsck to fix.", type, err); - for (type--; type >= 0; type--) + for (type--; type >= 0; type--) { + struct inode *inode; + + inode = sb_dqopt(sb)->files[type]; + if (inode) + inode = igrab(inode); dquot_quota_off(sb, type); + if (inode) { + lockdep_set_quota_inode(inode, + I_DATA_SEM_NORMAL); + iput(inode); + } + } return err; } @@ -6532,7 +6545,7 @@ static ssize_t ext4_quota_write(struct super_block *sb, int type, struct buffer_head *bh; handle_t *handle = journal_current_handle(); - if (EXT4_SB(sb)->s_journal && !handle) { + if (!handle) { ext4_msg(sb, KERN_WARNING, "Quota write (off=%llu, len=%llu)" " cancelled because transaction is not started", (unsigned long long)off, (unsigned long long)len); @@ -6716,6 +6729,7 @@ static int __init ext4_init_fs(void) out: unregister_as_ext2(); unregister_as_ext3(); + ext4_fc_destroy_dentry_cache(); out05: destroy_inodecache(); out1: @@ -6742,6 +6756,7 @@ static void __exit ext4_exit_fs(void) unregister_as_ext2(); unregister_as_ext3(); unregister_filesystem(&ext4_fs_type); + ext4_fc_destroy_dentry_cache(); destroy_inodecache(); ext4_exit_mballoc(); ext4_exit_sysfs(); diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c index 30987ea011f1a..ec542e8c46cc9 100644 --- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -1362,25 +1362,38 @@ static int f2fs_write_raw_pages(struct compress_ctx *cc, enum iostat_type io_type) { struct address_space *mapping = cc->inode->i_mapping; - int _submitted, compr_blocks, ret; - int i = -1, err = 0; + int _submitted, compr_blocks, ret, i; compr_blocks = f2fs_compressed_blocks(cc); - if (compr_blocks < 0) { - err = compr_blocks; - goto out_err; + + for (i = 0; i < cc->cluster_size; i++) { + if (!cc->rpages[i]) + continue; + + redirty_page_for_writepage(wbc, cc->rpages[i]); + unlock_page(cc->rpages[i]); } + if (compr_blocks < 0) + return compr_blocks; + for (i = 0; i < cc->cluster_size; i++) { if (!cc->rpages[i]) continue; retry_write: + lock_page(cc->rpages[i]); + if (cc->rpages[i]->mapping != mapping) { +continue_unlock: unlock_page(cc->rpages[i]); continue; } - BUG_ON(!PageLocked(cc->rpages[i])); + if (!PageDirty(cc->rpages[i])) + goto continue_unlock; + + if (!clear_page_dirty_for_io(cc->rpages[i])) + goto continue_unlock; ret = f2fs_write_single_data_page(cc->rpages[i], &_submitted, NULL, NULL, wbc, io_type, @@ -1395,26 +1408,15 @@ retry_write: * avoid deadlock caused by cluster update race * from foreground operation. */ - if (IS_NOQUOTA(cc->inode)) { - err = 0; - goto out_err; - } + if (IS_NOQUOTA(cc->inode)) + return 0; ret = 0; cond_resched(); congestion_wait(BLK_RW_ASYNC, DEFAULT_IO_TIMEOUT); - lock_page(cc->rpages[i]); - - if (!PageDirty(cc->rpages[i])) { - unlock_page(cc->rpages[i]); - continue; - } - - clear_page_dirty_for_io(cc->rpages[i]); goto retry_write; } - err = ret; - goto out_err; + return ret; } *submitted += _submitted; @@ -1423,14 +1425,6 @@ retry_write: f2fs_balance_fs(F2FS_M_SB(mapping), true); return 0; -out_err: - for (++i; i < cc->cluster_size; i++) { - if (!cc->rpages[i]) - continue; - redirty_page_for_writepage(wbc, cc->rpages[i]); - unlock_page(cc->rpages[i]); - } - return err; } int f2fs_write_multi_pages(struct compress_ctx *cc, diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index bc488a7d01903..6c4bf22a3e83e 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -955,6 +955,7 @@ struct f2fs_sm_info { unsigned int segment_count; /* total # of segments */ unsigned int main_segments; /* # of segments in main area */ unsigned int reserved_segments; /* # of reserved segments */ + unsigned int additional_reserved_segments;/* reserved segs for IO align feature */ unsigned int ovp_segments; /* # of overprovision segments */ /* a threshold to reclaim prefree segments */ @@ -1984,6 +1985,11 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi, if (!__allow_reserved_blocks(sbi, inode, true)) avail_user_block_count -= F2FS_OPTION(sbi).root_reserved_blocks; + + if (F2FS_IO_ALIGNED(sbi)) + avail_user_block_count -= sbi->blocks_per_seg * + SM_I(sbi)->additional_reserved_segments; + if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED))) { if (avail_user_block_count > sbi->unusable_block_count) avail_user_block_count -= sbi->unusable_block_count; @@ -2229,6 +2235,11 @@ static inline int inc_valid_node_count(struct f2fs_sb_info *sbi, if (!__allow_reserved_blocks(sbi, inode, false)) valid_block_count += F2FS_OPTION(sbi).root_reserved_blocks; + + if (F2FS_IO_ALIGNED(sbi)) + valid_block_count += sbi->blocks_per_seg * + SM_I(sbi)->additional_reserved_segments; + user_block_count = sbi->user_block_count; if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED))) user_block_count -= sbi->unusable_block_count; diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 72f227f6ebad0..6b240b71d2e83 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -998,6 +998,9 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum, set_sbi_flag(sbi, SBI_NEED_FSCK); } + if (f2fs_check_nid_range(sbi, dni->ino)) + return false; + *nofs = ofs_of_node(node_page); source_blkaddr = data_blkaddr(NULL, node_page, ofs_in_node); f2fs_put_page(node_page, 1); diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 1bf33fc27b8f8..beef833a69604 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -539,7 +539,8 @@ static inline unsigned int free_segments(struct f2fs_sb_info *sbi) static inline unsigned int reserved_segments(struct f2fs_sb_info *sbi) { - return SM_I(sbi)->reserved_segments; + return SM_I(sbi)->reserved_segments + + SM_I(sbi)->additional_reserved_segments; } static inline unsigned int free_sections(struct f2fs_sb_info *sbi) diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index b7287b722e9e1..af98abb17c272 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -289,6 +289,46 @@ static inline void limit_reserve_root(struct f2fs_sb_info *sbi) F2FS_OPTION(sbi).s_resgid)); } +static inline int adjust_reserved_segment(struct f2fs_sb_info *sbi) +{ + unsigned int sec_blks = sbi->blocks_per_seg * sbi->segs_per_sec; + unsigned int avg_vblocks; + unsigned int wanted_reserved_segments; + block_t avail_user_block_count; + + if (!F2FS_IO_ALIGNED(sbi)) + return 0; + + /* average valid block count in section in worst case */ + avg_vblocks = sec_blks / F2FS_IO_SIZE(sbi); + + /* + * we need enough free space when migrating one section in worst case + */ + wanted_reserved_segments = (F2FS_IO_SIZE(sbi) / avg_vblocks) * + reserved_segments(sbi); + wanted_reserved_segments -= reserved_segments(sbi); + + avail_user_block_count = sbi->user_block_count - + sbi->current_reserved_blocks - + F2FS_OPTION(sbi).root_reserved_blocks; + + if (wanted_reserved_segments * sbi->blocks_per_seg > + avail_user_block_count) { + f2fs_err(sbi, "IO align feature can't grab additional reserved segment: %u, available segments: %u", + wanted_reserved_segments, + avail_user_block_count >> sbi->log_blocks_per_seg); + return -ENOSPC; + } + + SM_I(sbi)->additional_reserved_segments = wanted_reserved_segments; + + f2fs_info(sbi, "IO align feature needs additional reserved segment: %u", + wanted_reserved_segments); + + return 0; +} + static inline void adjust_unusable_cap_perc(struct f2fs_sb_info *sbi) { if (!F2FS_OPTION(sbi).unusable_cap_perc) @@ -3736,6 +3776,10 @@ try_onemore: goto free_nm; } + err = adjust_reserved_segment(sbi); + if (err) + goto free_nm; + /* For write statistics */ if (sb->s_bdev->bd_part) sbi->sectors_written_start = diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index b8850c81068a0..7ffd4bb398b0c 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -330,7 +330,9 @@ out: if (a->struct_type == RESERVED_BLOCKS) { spin_lock(&sbi->stat_lock); if (t > (unsigned long)(sbi->user_block_count - - F2FS_OPTION(sbi).root_reserved_blocks)) { + F2FS_OPTION(sbi).root_reserved_blocks - + sbi->blocks_per_seg * + SM_I(sbi)->additional_reserved_segments)) { spin_unlock(&sbi->stat_lock); return -EINVAL; } diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 4dd70b53df81a..e81d1c3eb7e11 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -3251,7 +3251,7 @@ fuse_direct_IO(struct kiocb *iocb, struct iov_iter *iter) static int fuse_writeback_range(struct inode *inode, loff_t start, loff_t end) { - int err = filemap_write_and_wait_range(inode->i_mapping, start, -1); + int err = filemap_write_and_wait_range(inode->i_mapping, start, LLONG_MAX); if (!err) fuse_sync_writes(inode); diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c index 4fc8cd698d1a4..bd7d58d27bfc6 100644 --- a/fs/jffs2/file.c +++ b/fs/jffs2/file.c @@ -136,20 +136,15 @@ static int jffs2_write_begin(struct file *filp, struct address_space *mapping, struct page *pg; struct inode *inode = mapping->host; struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode); + struct jffs2_sb_info *c = JFFS2_SB_INFO(inode->i_sb); pgoff_t index = pos >> PAGE_SHIFT; uint32_t pageofs = index << PAGE_SHIFT; int ret = 0; - pg = grab_cache_page_write_begin(mapping, index, flags); - if (!pg) - return -ENOMEM; - *pagep = pg; - jffs2_dbg(1, "%s()\n", __func__); if (pageofs > inode->i_size) { /* Make new hole frag from old EOF to new page */ - struct jffs2_sb_info *c = JFFS2_SB_INFO(inode->i_sb); struct jffs2_raw_inode ri; struct jffs2_full_dnode *fn; uint32_t alloc_len; @@ -160,7 +155,7 @@ static int jffs2_write_begin(struct file *filp, struct address_space *mapping, ret = jffs2_reserve_space(c, sizeof(ri), &alloc_len, ALLOC_NORMAL, JFFS2_SUMMARY_INODE_SIZE); if (ret) - goto out_page; + goto out_err; mutex_lock(&f->sem); memset(&ri, 0, sizeof(ri)); @@ -190,7 +185,7 @@ static int jffs2_write_begin(struct file *filp, struct address_space *mapping, ret = PTR_ERR(fn); jffs2_complete_reservation(c); mutex_unlock(&f->sem); - goto out_page; + goto out_err; } ret = jffs2_add_full_dnode_to_inode(c, f, fn); if (f->metadata) { @@ -205,13 +200,26 @@ static int jffs2_write_begin(struct file *filp, struct address_space *mapping, jffs2_free_full_dnode(fn); jffs2_complete_reservation(c); mutex_unlock(&f->sem); - goto out_page; + goto out_err; } jffs2_complete_reservation(c); inode->i_size = pageofs; mutex_unlock(&f->sem); } + /* + * While getting a page and reading data in, lock c->alloc_sem until + * the page is Uptodate. Otherwise GC task may attempt to read the same + * page in read_cache_page(), which causes a deadlock. + */ + mutex_lock(&c->alloc_sem); + pg = grab_cache_page_write_begin(mapping, index, flags); + if (!pg) { + ret = -ENOMEM; + goto release_sem; + } + *pagep = pg; + /* * Read in the page if it wasn't already present. Cannot optimize away * the whole page write case until jffs2_write_end can handle the @@ -221,15 +229,17 @@ static int jffs2_write_begin(struct file *filp, struct address_space *mapping, mutex_lock(&f->sem); ret = jffs2_do_readpage_nolock(inode, pg); mutex_unlock(&f->sem); - if (ret) - goto out_page; + if (ret) { + unlock_page(pg); + put_page(pg); + goto release_sem; + } } jffs2_dbg(1, "end write_begin(). pg->flags %lx\n", pg->flags); - return ret; -out_page: - unlock_page(pg); - put_page(pg); +release_sem: + mutex_unlock(&c->alloc_sem); +out_err: return ret; } diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index cfd46753a6856..6a8f9efc2e2f0 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -1853,7 +1853,6 @@ out: kthread_stop(c->bgt); c->bgt = NULL; } - free_wbufs(c); kfree(c->write_reserve_buf); c->write_reserve_buf = NULL; vfree(c->ileb_buf); diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c index 84ed23edebfd3..87a77bf70ee19 100644 --- a/fs/udf/ialloc.c +++ b/fs/udf/ialloc.c @@ -77,6 +77,7 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode) GFP_KERNEL); } if (!iinfo->i_data) { + make_bad_inode(inode); iput(inode); return ERR_PTR(-ENOMEM); } @@ -86,6 +87,7 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode) dinfo->i_location.partitionReferenceNum, start, &err); if (err) { + make_bad_inode(inode); iput(inode); return ERR_PTR(err); } diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 6ad3b89a8a2e0..0f5366792d22e 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -605,9 +605,10 @@ int acpi_enable_wakeup_device_power(struct acpi_device *dev, int state); int acpi_disable_wakeup_device_power(struct acpi_device *dev); #ifdef CONFIG_X86 -bool acpi_device_always_present(struct acpi_device *adev); +bool acpi_device_override_status(struct acpi_device *adev, unsigned long long *status); #else -static inline bool acpi_device_always_present(struct acpi_device *adev) +static inline bool acpi_device_override_status(struct acpi_device *adev, + unsigned long long *status) { return false; } diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index 647cb11d0a0a3..7334037624c5c 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -536,8 +536,14 @@ typedef u64 acpi_integer; * Can be used with access_width of struct acpi_generic_address and access_size of * struct acpi_resource_generic_register. */ -#define ACPI_ACCESS_BIT_WIDTH(size) (1 << ((size) + 2)) -#define ACPI_ACCESS_BYTE_WIDTH(size) (1 << ((size) - 1)) +#define ACPI_ACCESS_BIT_SHIFT 2 +#define ACPI_ACCESS_BYTE_SHIFT -1 +#define ACPI_ACCESS_BIT_MAX (31 - ACPI_ACCESS_BIT_SHIFT) +#define ACPI_ACCESS_BYTE_MAX (31 - ACPI_ACCESS_BYTE_SHIFT) +#define ACPI_ACCESS_BIT_DEFAULT (8 - ACPI_ACCESS_BIT_SHIFT) +#define ACPI_ACCESS_BYTE_DEFAULT (8 - ACPI_ACCESS_BYTE_SHIFT) +#define ACPI_ACCESS_BIT_WIDTH(size) (1 << ((size) + ACPI_ACCESS_BIT_SHIFT)) +#define ACPI_ACCESS_BYTE_WIDTH(size) (1 << ((size) + ACPI_ACCESS_BYTE_SHIFT)) /******************************************************************************* * diff --git a/include/linux/blk-pm.h b/include/linux/blk-pm.h index b80c65aba2493..2580e05a8ab67 100644 --- a/include/linux/blk-pm.h +++ b/include/linux/blk-pm.h @@ -14,7 +14,7 @@ extern void blk_pm_runtime_init(struct request_queue *q, struct device *dev); extern int blk_pre_runtime_suspend(struct request_queue *q); extern void blk_post_runtime_suspend(struct request_queue *q, int err); extern void blk_pre_runtime_resume(struct request_queue *q); -extern void blk_post_runtime_resume(struct request_queue *q, int err); +extern void blk_post_runtime_resume(struct request_queue *q); extern void blk_set_runtime_active(struct request_queue *q); #else static inline void blk_pm_runtime_init(struct request_queue *q, diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index 6e330ff2f28df..391bc1480dfb1 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -367,6 +367,13 @@ static inline bool bpf_verifier_log_needed(const struct bpf_verifier_log *log) log->level == BPF_LOG_KERNEL); } +static inline bool +bpf_verifier_log_attr_valid(const struct bpf_verifier_log *log) +{ + return log->len_total >= 128 && log->len_total <= UINT_MAX >> 2 && + log->level && log->ubuf && !(log->level & ~BPF_LOG_MASK); +} + #define BPF_MAX_SUBPROGS 256 struct bpf_subprog_info { diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 83a3ebff74560..8f87c1a6f3231 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -42,6 +42,8 @@ struct module; * @shift: Cycle to nanosecond divisor (power of two) * @max_idle_ns: Maximum idle time permitted by the clocksource (nsecs) * @maxadj: Maximum adjustment value to mult (~11%) + * @uncertainty_margin: Maximum uncertainty in nanoseconds per half second. + * Zero says to use default WATCHDOG_THRESHOLD. * @archdata: Optional arch-specific data * @max_cycles: Maximum safe cycle value which won't overflow on * multiplication @@ -93,6 +95,7 @@ struct clocksource { u32 shift; u64 max_idle_ns; u32 maxadj; + u32 uncertainty_margin; #ifdef CONFIG_ARCH_CLOCKSOURCE_DATA struct arch_clocksource_data archdata; #endif diff --git a/include/linux/hid.h b/include/linux/hid.h index fc56d53cc68bf..2ba33d708942c 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -345,6 +345,8 @@ struct hid_item { /* BIT(9) reserved for backward compatibility, was NO_INIT_INPUT_REPORTS */ #define HID_QUIRK_ALWAYS_POLL BIT(10) #define HID_QUIRK_INPUT_PER_APP BIT(11) +#define HID_QUIRK_X_INVERT BIT(12) +#define HID_QUIRK_Y_INVERT BIT(13) #define HID_QUIRK_SKIP_OUTPUT_REPORTS BIT(16) #define HID_QUIRK_SKIP_OUTPUT_REPORT_ID BIT(17) #define HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP BIT(18) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 63b550403317a..c142a152d6a41 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -938,6 +938,15 @@ static inline int is_highmem_idx(enum zone_type idx) #endif } +#ifdef CONFIG_ZONE_DMA +bool has_managed_dma(void); +#else +static inline bool has_managed_dma(void) +{ + return false; +} +#endif + /** * is_highmem - helper function to quickly check if a struct zone is a * highmem zone or not. This is an attempt to keep references diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index 161acd4ede448..30091ab5de287 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -58,6 +58,7 @@ extern void pm_runtime_get_suppliers(struct device *dev); extern void pm_runtime_put_suppliers(struct device *dev); extern void pm_runtime_new_link(struct device *dev); extern void pm_runtime_drop_link(struct device_link *link); +extern void pm_runtime_release_supplier(struct device_link *link, bool check_idle); /** * pm_runtime_get_if_in_use - Conditionally bump up runtime PM usage counter. @@ -279,6 +280,8 @@ static inline void pm_runtime_get_suppliers(struct device *dev) {} static inline void pm_runtime_put_suppliers(struct device *dev) {} static inline void pm_runtime_new_link(struct device *dev) {} static inline void pm_runtime_drop_link(struct device_link *link) {} +static inline void pm_runtime_release_supplier(struct device_link *link, + bool check_idle) {} #endif /* !CONFIG_PM */ diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h index bac79e817776c..4cbd413e71a3f 100644 --- a/include/net/inet_frag.h +++ b/include/net/inet_frag.h @@ -116,8 +116,15 @@ int fqdir_init(struct fqdir **fqdirp, struct inet_frags *f, struct net *net); static inline void fqdir_pre_exit(struct fqdir *fqdir) { - fqdir->high_thresh = 0; /* prevent creation of new frags */ - fqdir->dead = true; + /* Prevent creation of new frags. + * Pairs with READ_ONCE() in inet_frag_find(). + */ + WRITE_ONCE(fqdir->high_thresh, 0); + + /* Pairs with READ_ONCE() in inet_frag_kill(), ip_expire() + * and ip6frag_expire_frag_queue(). + */ + WRITE_ONCE(fqdir->dead, true); } void fqdir_exit(struct fqdir *fqdir); diff --git a/include/net/ipv6_frag.h b/include/net/ipv6_frag.h index 851029ecff13c..0a4779175a523 100644 --- a/include/net/ipv6_frag.h +++ b/include/net/ipv6_frag.h @@ -67,7 +67,8 @@ ip6frag_expire_frag_queue(struct net *net, struct frag_queue *fq) struct sk_buff *head; rcu_read_lock(); - if (fq->q.fqdir->dead) + /* Paired with the WRITE_ONCE() in fqdir_pre_exit(). */ + if (READ_ONCE(fq->q.fqdir->dead)) goto out_rcu_unlock; spin_lock(&fq->q.lock); diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 9226a84dcc14d..1042c449e7db5 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -1261,6 +1261,7 @@ struct psched_ratecfg { u64 rate_bytes_ps; /* bytes per second */ u32 mult; u16 overhead; + u16 mpu; u8 linklayer; u8 shift; }; @@ -1270,6 +1271,9 @@ static inline u64 psched_l2t_ns(const struct psched_ratecfg *r, { len += r->overhead; + if (len < r->mpu) + len = r->mpu; + if (unlikely(r->linklayer == TC_LINKLAYER_ATM)) return ((u64)(DIV_ROUND_UP(len,48)*53) * r->mult) >> r->shift; @@ -1292,6 +1296,7 @@ static inline void psched_ratecfg_getrate(struct tc_ratespec *res, res->rate = min_t(u64, r->rate_bytes_ps, ~0U); res->overhead = r->overhead; + res->mpu = r->mpu; res->linklayer = (r->linklayer & TC_LINKLAYER_MASK); } diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 6232a5f048bde..337d29875e518 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -193,6 +193,11 @@ struct xfrm_state { struct xfrm_algo_aead *aead; const char *geniv; + /* mapping change rate limiting */ + __be16 new_mapping_sport; + u32 new_mapping; /* seconds */ + u32 mapping_maxage; /* seconds for input SA */ + /* Data for encapsulator */ struct xfrm_encap_tmpl *encap; struct sock __rcu *encap_sk; diff --git a/include/trace/events/cgroup.h b/include/trace/events/cgroup.h index 7f42a3de59e6b..dd7d7c9efecdf 100644 --- a/include/trace/events/cgroup.h +++ b/include/trace/events/cgroup.h @@ -59,8 +59,8 @@ DECLARE_EVENT_CLASS(cgroup, TP_STRUCT__entry( __field( int, root ) - __field( int, id ) __field( int, level ) + __field( u64, id ) __string( path, path ) ), @@ -71,7 +71,7 @@ DECLARE_EVENT_CLASS(cgroup, __assign_str(path, path); ), - TP_printk("root=%d id=%d level=%d path=%s", + TP_printk("root=%d id=%llu level=%d path=%s", __entry->root, __entry->id, __entry->level, __get_str(path)) ); @@ -126,8 +126,8 @@ DECLARE_EVENT_CLASS(cgroup_migrate, TP_STRUCT__entry( __field( int, dst_root ) - __field( int, dst_id ) __field( int, dst_level ) + __field( u64, dst_id ) __field( int, pid ) __string( dst_path, path ) __string( comm, task->comm ) @@ -142,7 +142,7 @@ DECLARE_EVENT_CLASS(cgroup_migrate, __assign_str(comm, task->comm); ), - TP_printk("dst_root=%d dst_id=%d dst_level=%d dst_path=%s pid=%d comm=%s", + TP_printk("dst_root=%d dst_id=%llu dst_level=%d dst_path=%s pid=%d comm=%s", __entry->dst_root, __entry->dst_id, __entry->dst_level, __get_str(dst_path), __entry->pid, __get_str(comm)) ); @@ -171,8 +171,8 @@ DECLARE_EVENT_CLASS(cgroup_event, TP_STRUCT__entry( __field( int, root ) - __field( int, id ) __field( int, level ) + __field( u64, id ) __string( path, path ) __field( int, val ) ), @@ -185,7 +185,7 @@ DECLARE_EVENT_CLASS(cgroup_event, __entry->val = val; ), - TP_printk("root=%d id=%d level=%d path=%s val=%d", + TP_printk("root=%d id=%llu level=%d path=%s val=%d", __entry->root, __entry->id, __entry->level, __get_str(path), __entry->val) ); diff --git a/include/uapi/linux/xfrm.h b/include/uapi/linux/xfrm.h index ffc6a5391bb7b..2290c98b47cf8 100644 --- a/include/uapi/linux/xfrm.h +++ b/include/uapi/linux/xfrm.h @@ -308,6 +308,7 @@ enum xfrm_attr_type_t { XFRMA_SET_MARK, /* __u32 */ XFRMA_SET_MARK_MASK, /* __u32 */ XFRMA_IF_ID, /* __u32 */ + XFRMA_MTIMER_THRESH, /* __u32 in seconds for input SA */ __XFRMA_MAX #define XFRMA_OUTPUT_MARK XFRMA_SET_MARK /* Compatibility */ diff --git a/kernel/audit.c b/kernel/audit.c index d784000921da3..2a38cbaf3ddb7 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -1540,6 +1540,20 @@ static void audit_receive(struct sk_buff *skb) nlh = nlmsg_next(nlh, &len); } audit_ctl_unlock(); + + /* can't block with the ctrl lock, so penalize the sender now */ + if (audit_backlog_limit && + (skb_queue_len(&audit_queue) > audit_backlog_limit)) { + DECLARE_WAITQUEUE(wait, current); + + /* wake kauditd to try and flush the queue */ + wake_up_interruptible(&kauditd_wait); + + add_wait_queue_exclusive(&audit_backlog_wait, &wait); + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(audit_backlog_wait_time); + remove_wait_queue(&audit_backlog_wait, &wait); + } } /* Log information about who is connecting to the audit multicast socket */ @@ -1824,7 +1838,9 @@ struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, * task_tgid_vnr() since auditd_pid is set in audit_receive_msg() * using a PID anchored in the caller's namespace * 2. generator holding the audit_cmd_mutex - we don't want to block - * while holding the mutex */ + * while holding the mutex, although we do penalize the sender + * later in audit_receive() when it is safe to block + */ if (!(auditd_test_task(current) || audit_ctl_owner_current())) { long stime = audit_backlog_wait_time; diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index aaf2fbaa0cc76..dc497eaf22663 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -4135,8 +4135,7 @@ static struct btf *btf_parse(void __user *btf_data, u32 btf_data_size, log->len_total = log_size; /* log attributes have to be sane */ - if (log->len_total < 128 || log->len_total > UINT_MAX >> 8 || - !log->level || !log->ubuf) { + if (!bpf_verifier_log_attr_valid(log)) { err = -EINVAL; goto errout; } diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index b43c9de34a2c2..015bf2ba4a0b6 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -7725,15 +7725,15 @@ static void mark_ptr_or_null_reg(struct bpf_func_state *state, { if (reg_type_may_be_null(reg->type) && reg->id == id && !WARN_ON_ONCE(!reg->id)) { - /* Old offset (both fixed and variable parts) should - * have been known-zero, because we don't allow pointer - * arithmetic on pointers that might be NULL. - */ if (WARN_ON_ONCE(reg->smin_value || reg->smax_value || !tnum_equals_const(reg->var_off, 0) || reg->off)) { - __mark_reg_known_zero(reg); - reg->off = 0; + /* Old offset (both fixed and variable parts) should + * have been known-zero, because we don't allow pointer + * arithmetic on pointers that might be NULL. If we + * see this happening, don't convert the register. + */ + return; } if (is_null) { reg->type = SCALAR_VALUE; @@ -12349,11 +12349,11 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr, log->ubuf = (char __user *) (unsigned long) attr->log_buf; log->len_total = attr->log_size; - ret = -EINVAL; /* log attributes have to be sane */ - if (log->len_total < 128 || log->len_total > UINT_MAX >> 2 || - !log->level || !log->ubuf || log->level & ~BPF_LOG_MASK) + if (!bpf_verifier_log_attr_valid(log)) { + ret = -EINVAL; goto err_unlock; + } } if (IS_ERR(btf_vmlinux)) { diff --git a/kernel/dma/pool.c b/kernel/dma/pool.c index d4637f72239b4..b9082b572e0f8 100644 --- a/kernel/dma/pool.c +++ b/kernel/dma/pool.c @@ -206,7 +206,7 @@ static int __init dma_atomic_pool_init(void) GFP_KERNEL); if (!atomic_pool_kernel) ret = -ENOMEM; - if (IS_ENABLED(CONFIG_ZONE_DMA)) { + if (has_managed_dma()) { atomic_pool_dma = __dma_atomic_pool_init(atomic_pool_size, GFP_KERNEL | GFP_DMA); if (!atomic_pool_dma) @@ -229,7 +229,7 @@ static inline struct gen_pool *dma_guess_pool(struct gen_pool *prev, gfp_t gfp) if (prev == NULL) { if (IS_ENABLED(CONFIG_ZONE_DMA32) && (gfp & GFP_DMA32)) return atomic_pool_dma32; - if (IS_ENABLED(CONFIG_ZONE_DMA) && (gfp & GFP_DMA)) + if (atomic_pool_dma && (gfp & GFP_DMA)) return atomic_pool_dma; return atomic_pool_kernel; } diff --git a/kernel/rcu/tree_exp.h b/kernel/rcu/tree_exp.h index 0ffe185c1f46a..0dc16345e668c 100644 --- a/kernel/rcu/tree_exp.h +++ b/kernel/rcu/tree_exp.h @@ -387,6 +387,7 @@ retry_ipi: continue; } if (get_cpu() == cpu) { + mask_ofl_test |= mask; put_cpu(); continue; } diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index 5a55d23004524..ca0eef7d3852b 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -147,10 +147,10 @@ void account_guest_time(struct task_struct *p, u64 cputime) /* Add guest time to cpustat. */ if (task_nice(p) > 0) { - cpustat[CPUTIME_NICE] += cputime; + task_group_account_field(p, CPUTIME_NICE, cputime); cpustat[CPUTIME_GUEST_NICE] += cputime; } else { - cpustat[CPUTIME_USER] += cputime; + task_group_account_field(p, CPUTIME_USER, cputime); cpustat[CPUTIME_GUEST] += cputime; } } diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index c004e3b89c324..2a33cb5a10e59 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -6284,8 +6284,10 @@ static int select_idle_sibling(struct task_struct *p, int prev, int target) * pattern is IO completions. */ if (is_per_cpu_kthread(current) && + in_task() && prev == smp_processor_id() && - this_rq()->nr_running <= 1) { + this_rq()->nr_running <= 1 && + asym_fits_capacity(task_util, prev)) { return prev; } diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index b5cf418e2e3fe..41b14d9242039 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -52,11 +52,8 @@ void init_rt_bandwidth(struct rt_bandwidth *rt_b, u64 period, u64 runtime) rt_b->rt_period_timer.function = sched_rt_period_timer; } -static void start_rt_bandwidth(struct rt_bandwidth *rt_b) +static inline void do_start_rt_bandwidth(struct rt_bandwidth *rt_b) { - if (!rt_bandwidth_enabled() || rt_b->rt_runtime == RUNTIME_INF) - return; - raw_spin_lock(&rt_b->rt_runtime_lock); if (!rt_b->rt_period_active) { rt_b->rt_period_active = 1; @@ -75,6 +72,14 @@ static void start_rt_bandwidth(struct rt_bandwidth *rt_b) raw_spin_unlock(&rt_b->rt_runtime_lock); } +static void start_rt_bandwidth(struct rt_bandwidth *rt_b) +{ + if (!rt_bandwidth_enabled() || rt_b->rt_runtime == RUNTIME_INF) + return; + + do_start_rt_bandwidth(rt_b); +} + void init_rt_rq(struct rt_rq *rt_rq) { struct rt_prio_array *array; @@ -1022,13 +1027,17 @@ static void update_curr_rt(struct rq *rq) for_each_sched_rt_entity(rt_se) { struct rt_rq *rt_rq = rt_rq_of_se(rt_se); + int exceeded; if (sched_rt_runtime(rt_rq) != RUNTIME_INF) { raw_spin_lock(&rt_rq->rt_runtime_lock); rt_rq->rt_time += delta_exec; - if (sched_rt_runtime_exceeded(rt_rq)) + exceeded = sched_rt_runtime_exceeded(rt_rq); + if (exceeded) resched_curr(rq); raw_spin_unlock(&rt_rq->rt_runtime_lock); + if (exceeded) + do_start_rt_bandwidth(sched_rt_bandwidth(rt_rq)); } } } @@ -2727,8 +2736,12 @@ static int sched_rt_global_validate(void) static void sched_rt_do_global(void) { + unsigned long flags; + + raw_spin_lock_irqsave(&def_rt_bandwidth.rt_runtime_lock, flags); def_rt_bandwidth.rt_runtime = global_rt_runtime(); def_rt_bandwidth.rt_period = ns_to_ktime(global_rt_period()); + raw_spin_unlock_irqrestore(&def_rt_bandwidth.rt_runtime_lock, flags); } int sched_rt_handler(struct ctl_table *table, int write, void *buffer, diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index 74492f08660c4..e34ceb91f4c5a 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -93,6 +93,20 @@ static char override_name[CS_NAME_LEN]; static int finished_booting; static u64 suspend_start; +/* + * Threshold: 0.0312s, when doubled: 0.0625s. + * Also a default for cs->uncertainty_margin when registering clocks. + */ +#define WATCHDOG_THRESHOLD (NSEC_PER_SEC >> 5) + +/* + * Maximum permissible delay between two readouts of the watchdog + * clocksource surrounding a read of the clocksource being validated. + * This delay could be due to SMIs, NMIs, or to VCPU preemptions. Used as + * a lower bound for cs->uncertainty_margin values when registering clocks. + */ +#define WATCHDOG_MAX_SKEW (100 * NSEC_PER_USEC) + #ifdef CONFIG_CLOCKSOURCE_WATCHDOG static void clocksource_watchdog_work(struct work_struct *work); static void clocksource_select(void); @@ -119,17 +133,9 @@ static int clocksource_watchdog_kthread(void *data); static void __clocksource_change_rating(struct clocksource *cs, int rating); /* - * Interval: 0.5sec Threshold: 0.0625s + * Interval: 0.5sec. */ #define WATCHDOG_INTERVAL (HZ >> 1) -#define WATCHDOG_THRESHOLD (NSEC_PER_SEC >> 4) - -/* - * Maximum permissible delay between two readouts of the watchdog - * clocksource surrounding a read of the clocksource being validated. - * This delay could be due to SMIs, NMIs, or to VCPU preemptions. - */ -#define WATCHDOG_MAX_SKEW (100 * NSEC_PER_USEC) static void clocksource_watchdog_work(struct work_struct *work) { @@ -194,17 +200,24 @@ void clocksource_mark_unstable(struct clocksource *cs) static ulong max_cswd_read_retries = 3; module_param(max_cswd_read_retries, ulong, 0644); -static bool cs_watchdog_read(struct clocksource *cs, u64 *csnow, u64 *wdnow) +enum wd_read_status { + WD_READ_SUCCESS, + WD_READ_UNSTABLE, + WD_READ_SKIP +}; + +static enum wd_read_status cs_watchdog_read(struct clocksource *cs, u64 *csnow, u64 *wdnow) { unsigned int nretries; - u64 wd_end, wd_delta; - int64_t wd_delay; + u64 wd_end, wd_end2, wd_delta; + int64_t wd_delay, wd_seq_delay; for (nretries = 0; nretries <= max_cswd_read_retries; nretries++) { local_irq_disable(); *wdnow = watchdog->read(watchdog); *csnow = cs->read(cs); wd_end = watchdog->read(watchdog); + wd_end2 = watchdog->read(watchdog); local_irq_enable(); wd_delta = clocksource_delta(wd_end, *wdnow, watchdog->mask); @@ -215,13 +228,34 @@ static bool cs_watchdog_read(struct clocksource *cs, u64 *csnow, u64 *wdnow) pr_warn("timekeeping watchdog on CPU%d: %s retried %d times before success\n", smp_processor_id(), watchdog->name, nretries); } - return true; + return WD_READ_SUCCESS; } + + /* + * Now compute delay in consecutive watchdog read to see if + * there is too much external interferences that cause + * significant delay in reading both clocksource and watchdog. + * + * If consecutive WD read-back delay > WATCHDOG_MAX_SKEW/2, + * report system busy, reinit the watchdog and skip the current + * watchdog test. + */ + wd_delta = clocksource_delta(wd_end2, wd_end, watchdog->mask); + wd_seq_delay = clocksource_cyc2ns(wd_delta, watchdog->mult, watchdog->shift); + if (wd_seq_delay > WATCHDOG_MAX_SKEW/2) + goto skip_test; } pr_warn("timekeeping watchdog on CPU%d: %s read-back delay of %lldns, attempt %d, marking unstable\n", smp_processor_id(), watchdog->name, wd_delay, nretries); - return false; + return WD_READ_UNSTABLE; + +skip_test: + pr_info("timekeeping watchdog on CPU%d: %s wd-wd read-back delay of %lldns\n", + smp_processor_id(), watchdog->name, wd_seq_delay); + pr_info("wd-%s-wd read-back delay of %lldns, clock-skew test skipped!\n", + cs->name, wd_delay); + return WD_READ_SKIP; } static u64 csnow_mid; @@ -284,6 +318,8 @@ static void clocksource_watchdog(struct timer_list *unused) int next_cpu, reset_pending; int64_t wd_nsec, cs_nsec; struct clocksource *cs; + enum wd_read_status read_ret; + u32 md; spin_lock(&watchdog_lock); if (!watchdog_running) @@ -300,9 +336,12 @@ static void clocksource_watchdog(struct timer_list *unused) continue; } - if (!cs_watchdog_read(cs, &csnow, &wdnow)) { - /* Clock readout unreliable, so give it up. */ - __clocksource_unstable(cs); + read_ret = cs_watchdog_read(cs, &csnow, &wdnow); + + if (read_ret != WD_READ_SUCCESS) { + if (read_ret == WD_READ_UNSTABLE) + /* Clock readout unreliable, so give it up. */ + __clocksource_unstable(cs); continue; } @@ -330,7 +369,8 @@ static void clocksource_watchdog(struct timer_list *unused) continue; /* Check the deviation from the watchdog clocksource. */ - if (abs(cs_nsec - wd_nsec) > WATCHDOG_THRESHOLD) { + md = cs->uncertainty_margin + watchdog->uncertainty_margin; + if (abs(cs_nsec - wd_nsec) > md) { pr_warn("timekeeping watchdog on CPU%d: Marking clocksource '%s' as unstable because the skew is too large:\n", smp_processor_id(), cs->name); pr_warn(" '%s' wd_now: %llx wd_last: %llx mask: %llx\n", @@ -985,6 +1025,26 @@ void __clocksource_update_freq_scale(struct clocksource *cs, u32 scale, u32 freq clocks_calc_mult_shift(&cs->mult, &cs->shift, freq, NSEC_PER_SEC / scale, sec * scale); } + + /* + * If the uncertainty margin is not specified, calculate it. + * If both scale and freq are non-zero, calculate the clock + * period, but bound below at 2*WATCHDOG_MAX_SKEW. However, + * if either of scale or freq is zero, be very conservative and + * take the tens-of-milliseconds WATCHDOG_THRESHOLD value for the + * uncertainty margin. Allow stupidly small uncertainty margins + * to be specified by the caller for testing purposes, but warn + * to discourage production use of this capability. + */ + if (scale && freq && !cs->uncertainty_margin) { + cs->uncertainty_margin = NSEC_PER_SEC / (scale * freq); + if (cs->uncertainty_margin < 2 * WATCHDOG_MAX_SKEW) + cs->uncertainty_margin = 2 * WATCHDOG_MAX_SKEW; + } else if (!cs->uncertainty_margin) { + cs->uncertainty_margin = WATCHDOG_THRESHOLD; + } + WARN_ON_ONCE(cs->uncertainty_margin < 2 * WATCHDOG_MAX_SKEW); + /* * Ensure clocksources that have large 'mult' values don't overflow * when adjusted. diff --git a/kernel/time/jiffies.c b/kernel/time/jiffies.c index eddcf49704445..65409abcca8e1 100644 --- a/kernel/time/jiffies.c +++ b/kernel/time/jiffies.c @@ -49,13 +49,14 @@ static u64 jiffies_read(struct clocksource *cs) * for "tick-less" systems. */ static struct clocksource clocksource_jiffies = { - .name = "jiffies", - .rating = 1, /* lowest valid rating*/ - .read = jiffies_read, - .mask = CLOCKSOURCE_MASK(32), - .mult = TICK_NSEC << JIFFIES_SHIFT, /* details above */ - .shift = JIFFIES_SHIFT, - .max_cycles = 10, + .name = "jiffies", + .rating = 1, /* lowest valid rating*/ + .uncertainty_margin = 32 * NSEC_PER_MSEC, + .read = jiffies_read, + .mask = CLOCKSOURCE_MASK(32), + .mult = TICK_NSEC << JIFFIES_SHIFT, /* details above */ + .shift = JIFFIES_SHIFT, + .max_cycles = 10, }; __cacheline_aligned_in_smp DEFINE_RAW_SPINLOCK(jiffies_lock); diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index ba644760f5076..a9e074769881f 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -1517,9 +1517,6 @@ static const struct bpf_func_proto bpf_perf_prog_read_value_proto = { BPF_CALL_4(bpf_read_branch_records, struct bpf_perf_event_data_kern *, ctx, void *, buf, u32, size, u64, flags) { -#ifndef CONFIG_X86 - return -ENOENT; -#else static const u32 br_entry_size = sizeof(struct perf_branch_entry); struct perf_branch_stack *br_stack = ctx->data->br_stack; u32 to_copy; @@ -1528,7 +1525,7 @@ BPF_CALL_4(bpf_read_branch_records, struct bpf_perf_event_data_kern *, ctx, return -EINVAL; if (unlikely(!br_stack)) - return -EINVAL; + return -ENOENT; if (flags & BPF_F_GET_BRANCH_RECORDS_SIZE) return br_stack->nr * br_entry_size; @@ -1540,7 +1537,6 @@ BPF_CALL_4(bpf_read_branch_records, struct bpf_perf_event_data_kern *, ctx, memcpy(buf, br_stack->entries, to_copy); return to_copy; -#endif } static const struct bpf_func_proto bpf_read_branch_records_proto = { diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 552dbc9d52260..d8a9fc7941266 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -1183,15 +1183,18 @@ static int probes_profile_seq_show(struct seq_file *m, void *v) { struct dyn_event *ev = v; struct trace_kprobe *tk; + unsigned long nmissed; if (!is_trace_kprobe(ev)) return 0; tk = to_trace_kprobe(ev); + nmissed = trace_kprobe_is_return(tk) ? + tk->rp.kp.nmissed + tk->rp.nmissed : tk->rp.kp.nmissed; seq_printf(m, " %-44s %15lu %15lu\n", trace_probe_name(&tk->tp), trace_kprobe_nhit(tk), - tk->rp.kp.nmissed); + nmissed); return 0; } diff --git a/kernel/tsacct.c b/kernel/tsacct.c index 257ffb993ea23..fd2f7a052fdd9 100644 --- a/kernel/tsacct.c +++ b/kernel/tsacct.c @@ -38,11 +38,10 @@ void bacct_add_tsk(struct user_namespace *user_ns, stats->ac_btime = clamp_t(time64_t, btime, 0, U32_MAX); stats->ac_btime64 = btime; - if (thread_group_leader(tsk)) { + if (tsk->flags & PF_EXITING) stats->ac_exitcode = tsk->exit_code; - if (tsk->flags & PF_FORKNOEXEC) - stats->ac_flag |= AFORK; - } + if (thread_group_leader(tsk) && (tsk->flags & PF_FORKNOEXEC)) + stats->ac_flag |= AFORK; if (tsk->flags & PF_SUPERPRIV) stats->ac_flag |= ASU; if (tsk->flags & PF_DUMPCORE) diff --git a/lib/mpi/mpi-mod.c b/lib/mpi/mpi-mod.c index 47bc59edd4ff9..54fcc01564d9d 100644 --- a/lib/mpi/mpi-mod.c +++ b/lib/mpi/mpi-mod.c @@ -40,6 +40,8 @@ mpi_barrett_t mpi_barrett_init(MPI m, int copy) mpi_normalize(m); ctx = kcalloc(1, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return NULL; if (copy) { ctx->m = mpi_copy(m); diff --git a/lib/test_hmm.c b/lib/test_hmm.c index 80a78877bd939..a85613068d601 100644 --- a/lib/test_hmm.c +++ b/lib/test_hmm.c @@ -965,9 +965,33 @@ static long dmirror_fops_unlocked_ioctl(struct file *filp, return 0; } +static int dmirror_fops_mmap(struct file *file, struct vm_area_struct *vma) +{ + unsigned long addr; + + for (addr = vma->vm_start; addr < vma->vm_end; addr += PAGE_SIZE) { + struct page *page; + int ret; + + page = alloc_page(GFP_KERNEL | __GFP_ZERO); + if (!page) + return -ENOMEM; + + ret = vm_insert_page(vma, addr, page); + if (ret) { + __free_page(page); + return ret; + } + put_page(page); + } + + return 0; +} + static const struct file_operations dmirror_fops = { .open = dmirror_fops_open, .release = dmirror_fops_release, + .mmap = dmirror_fops_mmap, .unlocked_ioctl = dmirror_fops_unlocked_ioctl, .llseek = default_llseek, .owner = THIS_MODULE, diff --git a/lib/test_meminit.c b/lib/test_meminit.c index e4f706a404b3a..3ca717f113977 100644 --- a/lib/test_meminit.c +++ b/lib/test_meminit.c @@ -337,6 +337,7 @@ static int __init do_kmem_cache_size_bulk(int size, int *total_failures) if (num) kmem_cache_free_bulk(c, num, objects); } + kmem_cache_destroy(c); *total_failures += fail; return 1; } diff --git a/mm/hmm.c b/mm/hmm.c index fb617054f9631..cbe9d0c666504 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -296,7 +296,8 @@ static int hmm_vma_handle_pte(struct mm_walk *walk, unsigned long addr, * Since each architecture defines a struct page for the zero page, just * fall through and treat it like a normal page. */ - if (pte_special(pte) && !pte_devmap(pte) && + if (!vm_normal_page(walk->vma, addr, pte) && + !pte_devmap(pte) && !is_zero_pfn(pte_pfn(pte))) { if (hmm_pte_need_fault(hmm_vma_walk, pfn_req_flags, 0)) { pte_unmap(ptep); @@ -514,7 +515,7 @@ static int hmm_vma_walk_test(unsigned long start, unsigned long end, struct hmm_range *range = hmm_vma_walk->range; struct vm_area_struct *vma = walk->vma; - if (!(vma->vm_flags & (VM_IO | VM_PFNMAP | VM_MIXEDMAP)) && + if (!(vma->vm_flags & (VM_IO | VM_PFNMAP)) && vma->vm_flags & VM_READ) return 0; diff --git a/mm/page_alloc.c b/mm/page_alloc.c index e8e0f1cec8b04..c63656c42e288 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -3964,7 +3964,9 @@ void warn_alloc(gfp_t gfp_mask, nodemask_t *nodemask, const char *fmt, ...) va_list args; static DEFINE_RATELIMIT_STATE(nopage_rs, 10*HZ, 1); - if ((gfp_mask & __GFP_NOWARN) || !__ratelimit(&nopage_rs)) + if ((gfp_mask & __GFP_NOWARN) || + !__ratelimit(&nopage_rs) || + ((gfp_mask & __GFP_DMA) && !has_managed_dma())) return; va_start(args, fmt); @@ -8903,3 +8905,18 @@ bool take_page_off_buddy(struct page *page) return ret; } #endif + +#ifdef CONFIG_ZONE_DMA +bool has_managed_dma(void) +{ + struct pglist_data *pgdat; + + for_each_online_pgdat(pgdat) { + struct zone *zone = &pgdat->node_zones[ZONE_DMA]; + + if (managed_zone(zone)) + return true; + } + return false; +} +#endif /* CONFIG_ZONE_DMA */ diff --git a/mm/shmem.c b/mm/shmem.c index ae8adca3b56d1..d3d8c5e7a296b 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -527,7 +527,7 @@ static unsigned long shmem_unused_huge_shrink(struct shmem_sb_info *sbinfo, struct shmem_inode_info *info; struct page *page; unsigned long batch = sc ? sc->nr_to_scan : 128; - int removed = 0, split = 0; + int split = 0; if (list_empty(&sbinfo->shrinklist)) return SHRINK_STOP; @@ -542,7 +542,6 @@ static unsigned long shmem_unused_huge_shrink(struct shmem_sb_info *sbinfo, /* inode is about to be evicted */ if (!inode) { list_del_init(&info->shrinklist); - removed++; goto next; } @@ -550,12 +549,12 @@ static unsigned long shmem_unused_huge_shrink(struct shmem_sb_info *sbinfo, if (round_up(inode->i_size, PAGE_SIZE) == round_up(inode->i_size, HPAGE_PMD_SIZE)) { list_move(&info->shrinklist, &to_remove); - removed++; goto next; } list_move(&info->shrinklist, &list); next: + sbinfo->shrinklist_len--; if (!--batch) break; } @@ -575,7 +574,7 @@ next: inode = &info->vfs_inode; if (nr_to_split && split >= nr_to_split) - goto leave; + goto move_back; page = find_get_page(inode->i_mapping, (inode->i_size & HPAGE_PMD_MASK) >> PAGE_SHIFT); @@ -589,38 +588,44 @@ next: } /* - * Leave the inode on the list if we failed to lock - * the page at this time. + * Move the inode on the list back to shrinklist if we failed + * to lock the page at this time. * * Waiting for the lock may lead to deadlock in the * reclaim path. */ if (!trylock_page(page)) { put_page(page); - goto leave; + goto move_back; } ret = split_huge_page(page); unlock_page(page); put_page(page); - /* If split failed leave the inode on the list */ + /* If split failed move the inode on the list back to shrinklist */ if (ret) - goto leave; + goto move_back; split++; drop: list_del_init(&info->shrinklist); - removed++; -leave: + goto put; +move_back: + /* + * Make sure the inode is either on the global list or deleted + * from any local list before iput() since it could be deleted + * in another thread once we put the inode (then the local list + * is corrupted). + */ + spin_lock(&sbinfo->shrinklist_lock); + list_move(&info->shrinklist, &sbinfo->shrinklist); + sbinfo->shrinklist_len++; + spin_unlock(&sbinfo->shrinklist_lock); +put: iput(inode); } - spin_lock(&sbinfo->shrinklist_lock); - list_splice_tail(&list, &sbinfo->shrinklist); - sbinfo->shrinklist_len -= removed; - spin_unlock(&sbinfo->shrinklist_lock); - return split; } diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index 22278807b3f36..5e84dce5ff7ae 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -536,7 +536,7 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, ax25_cb *ax25; struct net_device *dev; char devname[IFNAMSIZ]; - unsigned long opt; + unsigned int opt; int res = 0; if (level != SOL_AX25) @@ -568,7 +568,7 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, break; case AX25_T1: - if (opt < 1 || opt > ULONG_MAX / HZ) { + if (opt < 1 || opt > UINT_MAX / HZ) { res = -EINVAL; break; } @@ -577,7 +577,7 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, break; case AX25_T2: - if (opt < 1 || opt > ULONG_MAX / HZ) { + if (opt < 1 || opt > UINT_MAX / HZ) { res = -EINVAL; break; } @@ -593,7 +593,7 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, break; case AX25_T3: - if (opt < 1 || opt > ULONG_MAX / HZ) { + if (opt < 1 || opt > UINT_MAX / HZ) { res = -EINVAL; break; } @@ -601,7 +601,7 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, break; case AX25_IDLE: - if (opt > ULONG_MAX / (60 * HZ)) { + if (opt > UINT_MAX / (60 * HZ)) { res = -EINVAL; break; } diff --git a/net/batman-adv/netlink.c b/net/batman-adv/netlink.c index c7a55647b520e..121459704b069 100644 --- a/net/batman-adv/netlink.c +++ b/net/batman-adv/netlink.c @@ -1361,21 +1361,21 @@ static const struct genl_small_ops batadv_netlink_ops[] = { { .cmd = BATADV_CMD_TP_METER, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .doit = batadv_netlink_tp_meter_start, .internal_flags = BATADV_FLAG_NEED_MESH, }, { .cmd = BATADV_CMD_TP_METER_CANCEL, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .doit = batadv_netlink_tp_meter_cancel, .internal_flags = BATADV_FLAG_NEED_MESH, }, { .cmd = BATADV_CMD_GET_ROUTING_ALGOS, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_algo_dump, }, { @@ -1390,68 +1390,68 @@ static const struct genl_small_ops batadv_netlink_ops[] = { { .cmd = BATADV_CMD_GET_TRANSTABLE_LOCAL, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_tt_local_dump, }, { .cmd = BATADV_CMD_GET_TRANSTABLE_GLOBAL, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_tt_global_dump, }, { .cmd = BATADV_CMD_GET_ORIGINATORS, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_orig_dump, }, { .cmd = BATADV_CMD_GET_NEIGHBORS, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_hardif_neigh_dump, }, { .cmd = BATADV_CMD_GET_GATEWAYS, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_gw_dump, }, { .cmd = BATADV_CMD_GET_BLA_CLAIM, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_bla_claim_dump, }, { .cmd = BATADV_CMD_GET_BLA_BACKBONE, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_bla_backbone_dump, }, { .cmd = BATADV_CMD_GET_DAT_CACHE, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_dat_cache_dump, }, { .cmd = BATADV_CMD_GET_MCAST_FLAGS, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .dumpit = batadv_mcast_flags_dump, }, { .cmd = BATADV_CMD_SET_MESH, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .doit = batadv_netlink_set_mesh, .internal_flags = BATADV_FLAG_NEED_MESH, }, { .cmd = BATADV_CMD_SET_HARDIF, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .doit = batadv_netlink_set_hardif, .internal_flags = BATADV_FLAG_NEED_MESH | BATADV_FLAG_NEED_HARDIF, @@ -1467,7 +1467,7 @@ static const struct genl_small_ops batadv_netlink_ops[] = { { .cmd = BATADV_CMD_SET_VLAN, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, - .flags = GENL_ADMIN_PERM, + .flags = GENL_UNS_ADMIN_PERM, .doit = batadv_netlink_set_vlan, .internal_flags = BATADV_FLAG_NEED_MESH | BATADV_FLAG_NEED_VLAN, diff --git a/net/bluetooth/cmtp/core.c b/net/bluetooth/cmtp/core.c index 0a2d78e811cf5..83eb84e8e688f 100644 --- a/net/bluetooth/cmtp/core.c +++ b/net/bluetooth/cmtp/core.c @@ -501,9 +501,7 @@ static int __init cmtp_init(void) { BT_INFO("CMTP (CAPI Emulation) ver %s", VERSION); - cmtp_init_sockets(); - - return 0; + return cmtp_init_sockets(); } static void __exit cmtp_exit(void) diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 2ad66f64879f1..2e7998bad133b 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -3810,6 +3810,7 @@ int hci_register_dev(struct hci_dev *hdev) return id; err_wqueue: + debugfs_remove_recursive(hdev->debugfs); destroy_workqueue(hdev->workqueue); destroy_workqueue(hdev->req_workqueue); err: diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 9f52145bb7b76..7ffcca9ae82a1 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -5661,7 +5661,8 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb) struct hci_ev_le_advertising_info *ev = ptr; s8 rssi; - if (ev->length <= HCI_MAX_AD_LENGTH) { + if (ev->length <= HCI_MAX_AD_LENGTH && + ev->data + ev->length <= skb_tail_pointer(skb)) { rssi = ev->data[ev->length]; process_adv_report(hdev, ev->evt_type, &ev->bdaddr, ev->bdaddr_type, NULL, 0, rssi, @@ -5671,6 +5672,11 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb) } ptr += sizeof(*ev) + ev->length + 1; + + if (ptr > (void *) skb_tail_pointer(skb) - sizeof(*ev)) { + bt_dev_err(hdev, "Malicious advertising data. Stopping processing"); + break; + } } hci_dev_unlock(hdev); diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c index 1a94ed2f8a4f8..d965b7c66bd62 100644 --- a/net/bluetooth/hci_request.c +++ b/net/bluetooth/hci_request.c @@ -2118,7 +2118,7 @@ int __hci_req_enable_ext_advertising(struct hci_request *req, u8 instance) /* Set duration per instance since controller is responsible for * scheduling it. */ - if (adv_instance && adv_instance->duration) { + if (adv_instance && adv_instance->timeout) { u16 duration = adv_instance->timeout * MSEC_PER_SEC; /* Time = N * 10 ms */ diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 160c016a5dfb9..d2c6785205992 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -161,7 +161,11 @@ static int l2cap_sock_bind(struct socket *sock, struct sockaddr *addr, int alen) break; } - if (chan->psm && bdaddr_type_is_le(chan->src_type)) + /* Use L2CAP_MODE_LE_FLOWCTL (CoC) in case of LE address and + * L2CAP_MODE_EXT_FLOWCTL (ECRED) has not been set. + */ + if (chan->psm && bdaddr_type_is_le(chan->src_type) && + chan->mode != L2CAP_MODE_EXT_FLOWCTL) chan->mode = L2CAP_MODE_LE_FLOWCTL; chan->state = BT_BOUND; @@ -172,6 +176,21 @@ done: return err; } +static void l2cap_sock_init_pid(struct sock *sk) +{ + struct l2cap_chan *chan = l2cap_pi(sk)->chan; + + /* Only L2CAP_MODE_EXT_FLOWCTL ever need to access the PID in order to + * group the channels being requested. + */ + if (chan->mode != L2CAP_MODE_EXT_FLOWCTL) + return; + + spin_lock(&sk->sk_peer_lock); + sk->sk_peer_pid = get_pid(task_tgid(current)); + spin_unlock(&sk->sk_peer_lock); +} + static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags) { @@ -240,9 +259,15 @@ static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, return -EINVAL; } - if (chan->psm && bdaddr_type_is_le(chan->src_type) && !chan->mode) + /* Use L2CAP_MODE_LE_FLOWCTL (CoC) in case of LE address and + * L2CAP_MODE_EXT_FLOWCTL (ECRED) has not been set. + */ + if (chan->psm && bdaddr_type_is_le(chan->src_type) && + chan->mode != L2CAP_MODE_EXT_FLOWCTL) chan->mode = L2CAP_MODE_LE_FLOWCTL; + l2cap_sock_init_pid(sk); + err = l2cap_chan_connect(chan, la.l2_psm, __le16_to_cpu(la.l2_cid), &la.l2_bdaddr, la.l2_bdaddr_type); if (err) @@ -298,6 +323,8 @@ static int l2cap_sock_listen(struct socket *sock, int backlog) goto done; } + l2cap_sock_init_pid(sk); + sk->sk_max_ack_backlog = backlog; sk->sk_ack_backlog = 0; @@ -876,6 +903,8 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, struct l2cap_conn *conn; int len, err = 0; u32 opt; + u16 mtu; + u8 mode; BT_DBG("sk %p", sk); @@ -1058,16 +1087,16 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, break; } - if (copy_from_sockptr(&opt, optval, sizeof(u16))) { + if (copy_from_sockptr(&mtu, optval, sizeof(u16))) { err = -EFAULT; break; } if (chan->mode == L2CAP_MODE_EXT_FLOWCTL && sk->sk_state == BT_CONNECTED) - err = l2cap_chan_reconfigure(chan, opt); + err = l2cap_chan_reconfigure(chan, mtu); else - chan->imtu = opt; + chan->imtu = mtu; break; @@ -1089,14 +1118,14 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, break; } - if (copy_from_sockptr(&opt, optval, sizeof(u8))) { + if (copy_from_sockptr(&mode, optval, sizeof(u8))) { err = -EFAULT; break; } - BT_DBG("opt %u", opt); + BT_DBG("mode %u", mode); - err = l2cap_set_mode(chan, opt); + err = l2cap_set_mode(chan, mode); if (err) break; diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c index 8edfb98ae1d58..68c0d0f928908 100644 --- a/net/bridge/br_netfilter_hooks.c +++ b/net/bridge/br_netfilter_hooks.c @@ -743,6 +743,9 @@ static int br_nf_dev_queue_xmit(struct net *net, struct sock *sk, struct sk_buff if (nf_bridge->frag_max_size && nf_bridge->frag_max_size < mtu) mtu = nf_bridge->frag_max_size; + nf_bridge_update_protocol(skb); + nf_bridge_push_encap_header(skb); + if (skb_is_gso(skb) || skb->len + mtu_reserved <= mtu) { nf_bridge_info_free(skb); return br_dev_queue_push_xmit(net, sk, skb); @@ -760,8 +763,6 @@ static int br_nf_dev_queue_xmit(struct net *net, struct sock *sk, struct sk_buff IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; - nf_bridge_update_protocol(skb); - data = this_cpu_ptr(&brnf_frag_data_storage); if (skb_vlan_tag_present(skb)) { @@ -789,8 +790,6 @@ static int br_nf_dev_queue_xmit(struct net *net, struct sock *sk, struct sk_buff IP6CB(skb)->frag_max_size = nf_bridge->frag_max_size; - nf_bridge_update_protocol(skb); - data = this_cpu_ptr(&brnf_frag_data_storage); data->encap_size = nf_bridge_encap_header_len(skb); data->size = ETH_HLEN + data->encap_size; diff --git a/net/core/dev.c b/net/core/dev.c index 60cf3cd0c282f..0bab2aca07fd3 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -9339,6 +9339,12 @@ static int bpf_xdp_link_update(struct bpf_link *link, struct bpf_prog *new_prog, goto out_unlock; } old_prog = link->prog; + if (old_prog->type != new_prog->type || + old_prog->expected_attach_type != new_prog->expected_attach_type) { + err = -EINVAL; + goto out_unlock; + } + if (old_prog == new_prog) { /* no-op, don't disturb drivers */ bpf_prog_put(new_prog); diff --git a/net/core/devlink.c b/net/core/devlink.c index 442b67c044a9f..646d90f63dafc 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -7852,8 +7852,6 @@ static const struct genl_small_ops devlink_nl_ops[] = { GENL_DONT_VALIDATE_DUMP_STRICT, .dumpit = devlink_nl_cmd_health_reporter_dump_get_dumpit, .flags = GENL_ADMIN_PERM, - .internal_flags = DEVLINK_NL_FLAG_NEED_DEVLINK_OR_PORT | - DEVLINK_NL_FLAG_NO_LOCK, }, { .cmd = DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR, diff --git a/net/core/filter.c b/net/core/filter.c index abd58dce49bbc..7fa4283f2a8c0 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -4711,12 +4711,14 @@ static int _bpf_setsockopt(struct sock *sk, int level, int optname, switch (optname) { case SO_RCVBUF: val = min_t(u32, val, sysctl_rmem_max); + val = min_t(int, val, INT_MAX / 2); sk->sk_userlocks |= SOCK_RCVBUF_LOCK; WRITE_ONCE(sk->sk_rcvbuf, max_t(int, val * 2, SOCK_MIN_RCVBUF)); break; case SO_SNDBUF: val = min_t(u32, val, sysctl_wmem_max); + val = min_t(int, val, INT_MAX / 2); sk->sk_userlocks |= SOCK_SNDBUF_LOCK; WRITE_ONCE(sk->sk_sndbuf, max_t(int, val * 2, SOCK_MIN_SNDBUF)); @@ -7919,9 +7921,9 @@ void bpf_warn_invalid_xdp_action(u32 act) { const u32 act_max = XDP_REDIRECT; - WARN_ONCE(1, "%s XDP return value %u, expect packet loss!\n", - act > act_max ? "Illegal" : "Driver unsupported", - act); + pr_warn_once("%s XDP return value %u, expect packet loss!\n", + act > act_max ? "Illegal" : "Driver unsupported", + act); } EXPORT_SYMBOL_GPL(bpf_warn_invalid_xdp_action); diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index af59123601055..99303897b7bb7 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -1804,6 +1804,9 @@ static void remove_queue_kobjects(struct net_device *dev) net_rx_queue_update_kobjects(dev, real_rx, 0); netdev_queue_update_kobjects(dev, real_tx, 0); + + dev->real_num_rx_queues = 0; + dev->real_num_tx_queues = 0; #ifdef CONFIG_SYSFS kset_unregister(dev->queues_kset); #endif diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index ac852db83de9f..cbff7d94b993e 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -183,8 +183,10 @@ static void ops_exit_list(const struct pernet_operations *ops, { struct net *net; if (ops->exit) { - list_for_each_entry(net, net_exit_list, exit_list) + list_for_each_entry(net, net_exit_list, exit_list) { ops->exit(net); + cond_resched(); + } } if (ops->exit_batch) ops->exit_batch(net_exit_list); diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index ab6a8f35d369d..838a876c168ca 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -29,6 +29,7 @@ #include #include #include +#include #include #include @@ -251,7 +252,6 @@ void free_fib_info(struct fib_info *fi) pr_warn("Freeing alive fib_info %p\n", fi); return; } - fib_info_cnt--; call_rcu(&fi->rcu, free_fib_info_rcu); } @@ -262,6 +262,10 @@ void fib_release_info(struct fib_info *fi) spin_lock_bh(&fib_info_lock); if (fi && --fi->fib_treeref == 0) { hlist_del(&fi->fib_hash); + + /* Paired with READ_ONCE() in fib_create_info(). */ + WRITE_ONCE(fib_info_cnt, fib_info_cnt - 1); + if (fi->fib_prefsrc) hlist_del(&fi->fib_lhash); if (fi->nh) { @@ -318,11 +322,15 @@ static inline int nh_comp(struct fib_info *fi, struct fib_info *ofi) static inline unsigned int fib_devindex_hashfn(unsigned int val) { - unsigned int mask = DEVINDEX_HASHSIZE - 1; + return hash_32(val, DEVINDEX_HASHBITS); +} + +static struct hlist_head * +fib_info_devhash_bucket(const struct net_device *dev) +{ + u32 val = net_hash_mix(dev_net(dev)) ^ dev->ifindex; - return (val ^ - (val >> DEVINDEX_HASHBITS) ^ - (val >> (DEVINDEX_HASHBITS * 2))) & mask; + return &fib_info_devhash[fib_devindex_hashfn(val)]; } static unsigned int fib_info_hashfn_1(int init_val, u8 protocol, u8 scope, @@ -432,12 +440,11 @@ int ip_fib_check_default(__be32 gw, struct net_device *dev) { struct hlist_head *head; struct fib_nh *nh; - unsigned int hash; spin_lock(&fib_info_lock); - hash = fib_devindex_hashfn(dev->ifindex); - head = &fib_info_devhash[hash]; + head = fib_info_devhash_bucket(dev); + hlist_for_each_entry(nh, head, nh_hash) { if (nh->fib_nh_dev == dev && nh->fib_nh_gw4 == gw && @@ -1431,7 +1438,9 @@ struct fib_info *fib_create_info(struct fib_config *cfg, #endif err = -ENOBUFS; - if (fib_info_cnt >= fib_info_hash_size) { + + /* Paired with WRITE_ONCE() in fib_release_info() */ + if (READ_ONCE(fib_info_cnt) >= fib_info_hash_size) { unsigned int new_size = fib_info_hash_size << 1; struct hlist_head *new_info_hash; struct hlist_head *new_laddrhash; @@ -1463,7 +1472,6 @@ struct fib_info *fib_create_info(struct fib_config *cfg, return ERR_PTR(err); } - fib_info_cnt++; fi->fib_net = net; fi->fib_protocol = cfg->fc_protocol; fi->fib_scope = cfg->fc_scope; @@ -1590,6 +1598,7 @@ link_it: fi->fib_treeref++; refcount_set(&fi->fib_clntref, 1); spin_lock_bh(&fib_info_lock); + fib_info_cnt++; hlist_add_head(&fi->fib_hash, &fib_info_hash[fib_info_hashfn(fi)]); if (fi->fib_prefsrc) { @@ -1603,12 +1612,10 @@ link_it: } else { change_nexthops(fi) { struct hlist_head *head; - unsigned int hash; if (!nexthop_nh->fib_nh_dev) continue; - hash = fib_devindex_hashfn(nexthop_nh->fib_nh_dev->ifindex); - head = &fib_info_devhash[hash]; + head = fib_info_devhash_bucket(nexthop_nh->fib_nh_dev); hlist_add_head(&nexthop_nh->nh_hash, head); } endfor_nexthops(fi) } @@ -1958,8 +1965,7 @@ void fib_nhc_update_mtu(struct fib_nh_common *nhc, u32 new, u32 orig) void fib_sync_mtu(struct net_device *dev, u32 orig_mtu) { - unsigned int hash = fib_devindex_hashfn(dev->ifindex); - struct hlist_head *head = &fib_info_devhash[hash]; + struct hlist_head *head = fib_info_devhash_bucket(dev); struct fib_nh *nh; hlist_for_each_entry(nh, head, nh_hash) { @@ -1978,12 +1984,11 @@ void fib_sync_mtu(struct net_device *dev, u32 orig_mtu) */ int fib_sync_down_dev(struct net_device *dev, unsigned long event, bool force) { - int ret = 0; - int scope = RT_SCOPE_NOWHERE; + struct hlist_head *head = fib_info_devhash_bucket(dev); struct fib_info *prev_fi = NULL; - unsigned int hash = fib_devindex_hashfn(dev->ifindex); - struct hlist_head *head = &fib_info_devhash[hash]; + int scope = RT_SCOPE_NOWHERE; struct fib_nh *nh; + int ret = 0; if (force) scope = -1; @@ -2128,7 +2133,6 @@ out: int fib_sync_up(struct net_device *dev, unsigned char nh_flags) { struct fib_info *prev_fi; - unsigned int hash; struct hlist_head *head; struct fib_nh *nh; int ret; @@ -2144,8 +2148,7 @@ int fib_sync_up(struct net_device *dev, unsigned char nh_flags) } prev_fi = NULL; - hash = fib_devindex_hashfn(dev->ifindex); - head = &fib_info_devhash[hash]; + head = fib_info_devhash_bucket(dev); ret = 0; hlist_for_each_entry(nh, head, nh_hash) { diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c index 10d31733297d7..e0e8a65d561ec 100644 --- a/net/ipv4/inet_fragment.c +++ b/net/ipv4/inet_fragment.c @@ -204,9 +204,9 @@ void inet_frag_kill(struct inet_frag_queue *fq) /* The RCU read lock provides a memory barrier * guaranteeing that if fqdir->dead is false then * the hash table destruction will not start until - * after we unlock. Paired with inet_frags_exit_net(). + * after we unlock. Paired with fqdir_pre_exit(). */ - if (!fqdir->dead) { + if (!READ_ONCE(fqdir->dead)) { rhashtable_remove_fast(&fqdir->rhashtable, &fq->node, fqdir->f->rhash_params); refcount_dec(&fq->refcnt); @@ -321,9 +321,11 @@ static struct inet_frag_queue *inet_frag_create(struct fqdir *fqdir, /* TODO : call from rcu_read_lock() and no longer use refcount_inc_not_zero() */ struct inet_frag_queue *inet_frag_find(struct fqdir *fqdir, void *key) { + /* This pairs with WRITE_ONCE() in fqdir_pre_exit(). */ + long high_thresh = READ_ONCE(fqdir->high_thresh); struct inet_frag_queue *fq = NULL, *prev; - if (!fqdir->high_thresh || frag_mem_limit(fqdir) > fqdir->high_thresh) + if (!high_thresh || frag_mem_limit(fqdir) > high_thresh) return NULL; rcu_read_lock(); diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index cfeb8890f94ee..fad803d2d711e 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -144,7 +144,8 @@ static void ip_expire(struct timer_list *t) rcu_read_lock(); - if (qp->q.fqdir->dead) + /* Paired with WRITE_ONCE() in fqdir_pre_exit(). */ + if (READ_ONCE(qp->q.fqdir->dead)) goto out_rcu_unlock; spin_lock(&qp->q.lock); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index a9cc05043fa47..e4504dd510c6d 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -599,8 +599,9 @@ static int gre_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb) key = &info->key; ip_tunnel_init_flow(&fl4, IPPROTO_GRE, key->u.ipv4.dst, key->u.ipv4.src, - tunnel_id_to_key32(key->tun_id), key->tos, 0, - skb->mark, skb_get_hash(skb)); + tunnel_id_to_key32(key->tun_id), + key->tos & ~INET_ECN_MASK, 0, skb->mark, + skb_get_hash(skb)); rt = ip_route_output_key(dev_net(dev), &fl4); if (IS_ERR(rt)) return PTR_ERR(rt); diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index a8b980ad11d4e..1088564d4dbcb 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -505,8 +505,11 @@ static int clusterip_tg_check(const struct xt_tgchk_param *par) if (IS_ERR(config)) return PTR_ERR(config); } - } else if (memcmp(&config->clustermac, &cipinfo->clustermac, ETH_ALEN)) + } else if (memcmp(&config->clustermac, &cipinfo->clustermac, ETH_ALEN)) { + clusterip_config_entry_put(config); + clusterip_config_put(config); return -EINVAL; + } ret = nf_ct_netns_get(par->net, par->family); if (ret < 0) { diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 09fa49bbf617d..9a0263f252323 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -755,6 +755,7 @@ static netdev_tx_t __gre6_xmit(struct sk_buff *skb, fl6->daddr = key->u.ipv6.dst; fl6->flowlabel = key->label; fl6->flowi6_uid = sock_net_uid(dev_net(dev), NULL); + fl6->fl6_gre_key = tunnel_id_to_key32(key->tun_id); dsfield = key->tos; flags = key->tun_flags & @@ -990,6 +991,7 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb, fl6.daddr = key->u.ipv6.dst; fl6.flowlabel = key->label; fl6.flowi6_uid = sock_net_uid(dev_net(dev), NULL); + fl6.fl6_gre_key = tunnel_id_to_key32(key->tun_id); dsfield = key->tos; if (!(tun_info->key.tun_flags & TUNNEL_ERSPAN_OPT)) @@ -1098,6 +1100,7 @@ static void ip6gre_tnl_link_config_common(struct ip6_tnl *t) fl6->flowi6_oif = p->link; fl6->flowlabel = 0; fl6->flowi6_proto = IPPROTO_GRE; + fl6->fl6_gre_key = t->parms.o_key; if (!(p->flags&IP6_TNL_F_USE_ORIG_TCLASS)) fl6->flowlabel |= IPV6_TCLASS_MASK & p->flowinfo; @@ -1543,7 +1546,7 @@ static void ip6gre_fb_tunnel_init(struct net_device *dev) static struct inet6_protocol ip6gre_protocol __read_mostly = { .handler = gre_rcv, .err_handler = ip6gre_err, - .flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL, + .flags = INET6_PROTO_FINAL, }; static void ip6gre_destroy_tunnels(struct net *net, struct list_head *head) diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 6a24431b90095..d27c444a19ed1 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -4800,7 +4800,7 @@ void ieee80211_rx_list(struct ieee80211_hw *hw, struct ieee80211_sta *pubsta, goto drop; break; case RX_ENC_VHT: - if (WARN_ONCE(status->rate_idx > 9 || + if (WARN_ONCE(status->rate_idx > 11 || !status->nss || status->nss > 8, "Rate marked as a VHT rate but data is invalid: MCS: %d, NSS: %d\n", diff --git a/net/netfilter/nft_set_pipapo.c b/net/netfilter/nft_set_pipapo.c index 2d73f265b12c9..f67c4436c5d31 100644 --- a/net/netfilter/nft_set_pipapo.c +++ b/net/netfilter/nft_set_pipapo.c @@ -1290,6 +1290,11 @@ static struct nft_pipapo_match *pipapo_clone(struct nft_pipapo_match *old) if (!new->scratch_aligned) goto out_scratch; #endif + for_each_possible_cpu(i) + *per_cpu_ptr(new->scratch, i) = NULL; + + if (pipapo_realloc_scratch(new, old->bsize_max)) + goto out_scratch_realloc; rcu_head_init(&new->rcu); @@ -1334,6 +1339,9 @@ out_lt: kvfree(dst->lt); dst--; } +out_scratch_realloc: + for_each_possible_cpu(i) + kfree(*per_cpu_ptr(new->scratch, i)); #ifdef NFT_PIPAPO_ALIGN free_percpu(new->scratch_aligned); #endif diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index eef0e3f2f25b0..e5c8a295e6406 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -298,7 +298,7 @@ static int nr_setsockopt(struct socket *sock, int level, int optname, { struct sock *sk = sock->sk; struct nr_sock *nr = nr_sk(sk); - unsigned long opt; + unsigned int opt; if (level != SOL_NETROM) return -ENOPROTOOPT; @@ -306,18 +306,18 @@ static int nr_setsockopt(struct socket *sock, int level, int optname, if (optlen < sizeof(unsigned int)) return -EINVAL; - if (copy_from_sockptr(&opt, optval, sizeof(unsigned long))) + if (copy_from_sockptr(&opt, optval, sizeof(opt))) return -EFAULT; switch (optname) { case NETROM_T1: - if (opt < 1 || opt > ULONG_MAX / HZ) + if (opt < 1 || opt > UINT_MAX / HZ) return -EINVAL; nr->t1 = opt * HZ; return 0; case NETROM_T2: - if (opt < 1 || opt > ULONG_MAX / HZ) + if (opt < 1 || opt > UINT_MAX / HZ) return -EINVAL; nr->t2 = opt * HZ; return 0; @@ -329,13 +329,13 @@ static int nr_setsockopt(struct socket *sock, int level, int optname, return 0; case NETROM_T4: - if (opt < 1 || opt > ULONG_MAX / HZ) + if (opt < 1 || opt > UINT_MAX / HZ) return -EINVAL; nr->t4 = opt * HZ; return 0; case NETROM_IDLE: - if (opt > ULONG_MAX / (60 * HZ)) + if (opt > UINT_MAX / (60 * HZ)) return -EINVAL; nr->idle = opt * 60 * HZ; return 0; diff --git a/net/nfc/llcp_sock.c b/net/nfc/llcp_sock.c index 6cfd30fc07985..0b93a17b9f11f 100644 --- a/net/nfc/llcp_sock.c +++ b/net/nfc/llcp_sock.c @@ -789,6 +789,11 @@ static int llcp_sock_sendmsg(struct socket *sock, struct msghdr *msg, lock_sock(sk); + if (!llcp_sock->local) { + release_sock(sk); + return -ENODEV; + } + if (sk->sk_type == SOCK_DGRAM) { DECLARE_SOCKADDR(struct sockaddr_nfc_llcp *, addr, msg->msg_name); diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 6a9c1a39874a0..b5005abc84ec2 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -1386,6 +1386,7 @@ void psched_ratecfg_precompute(struct psched_ratecfg *r, { memset(r, 0, sizeof(*r)); r->overhead = conf->overhead; + r->mpu = conf->mpu; r->rate_bytes_ps = max_t(u64, conf->rate, rate64); r->linklayer = (conf->linklayer & TC_LINKLAYER_MASK); r->mult = 1; diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index 2a22dc85951ee..4eb9ef9c28003 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -1002,16 +1002,11 @@ void smc_smcd_terminate_all(struct smcd_dev *smcd) /* Called when an SMCR device is removed or the smc module is unloaded. * If smcibdev is given, all SMCR link groups using this device are terminated. * If smcibdev is NULL, all SMCR link groups are terminated. - * - * We must wait here for QPs been destroyed before we destroy the CQs, - * or we won't received any CQEs and cdc_pend_tx_wr cannot reach 0 thus - * smc_sock cannot be released. */ void smc_smcr_terminate_all(struct smc_ib_device *smcibdev) { struct smc_link_group *lgr, *lg; LIST_HEAD(lgr_free_list); - LIST_HEAD(lgr_linkdown_list); int i; spin_lock_bh(&smc_lgr_list.lock); @@ -1023,7 +1018,7 @@ void smc_smcr_terminate_all(struct smc_ib_device *smcibdev) list_for_each_entry_safe(lgr, lg, &smc_lgr_list.list, list) { for (i = 0; i < SMC_LINKS_PER_LGR_MAX; i++) { if (lgr->lnk[i].smcibdev == smcibdev) - list_move_tail(&lgr->list, &lgr_linkdown_list); + smcr_link_down_cond_sched(&lgr->lnk[i]); } } } @@ -1035,16 +1030,6 @@ void smc_smcr_terminate_all(struct smc_ib_device *smcibdev) __smc_lgr_terminate(lgr, false); } - list_for_each_entry_safe(lgr, lg, &lgr_linkdown_list, list) { - for (i = 0; i < SMC_LINKS_PER_LGR_MAX; i++) { - if (lgr->lnk[i].smcibdev == smcibdev) { - mutex_lock(&lgr->llc_conf_mutex); - smcr_link_down_cond(&lgr->lnk[i]); - mutex_unlock(&lgr->llc_conf_mutex); - } - } - } - if (smcibdev) { if (atomic_read(&smcibdev->lnk_cnt)) wait_event(smcibdev->lnks_deleted, diff --git a/net/unix/garbage.c b/net/unix/garbage.c index 12e2ddaf887f2..d45d5366115a7 100644 --- a/net/unix/garbage.c +++ b/net/unix/garbage.c @@ -192,8 +192,11 @@ void wait_for_unix_gc(void) { /* If number of inflight sockets is insane, * force a garbage collect right now. + * Paired with the WRITE_ONCE() in unix_inflight(), + * unix_notinflight() and gc_in_progress(). */ - if (unix_tot_inflight > UNIX_INFLIGHT_TRIGGER_GC && !gc_in_progress) + if (READ_ONCE(unix_tot_inflight) > UNIX_INFLIGHT_TRIGGER_GC && + !READ_ONCE(gc_in_progress)) unix_gc(); wait_event(unix_gc_wait, gc_in_progress == false); } @@ -213,7 +216,9 @@ void unix_gc(void) if (gc_in_progress) goto out; - gc_in_progress = true; + /* Paired with READ_ONCE() in wait_for_unix_gc(). */ + WRITE_ONCE(gc_in_progress, true); + /* First, select candidates for garbage collection. Only * in-flight sockets are considered, and from those only ones * which don't have any external reference. @@ -299,7 +304,10 @@ void unix_gc(void) /* All candidates should have been detached by now. */ BUG_ON(!list_empty(&gc_candidates)); - gc_in_progress = false; + + /* Paired with READ_ONCE() in wait_for_unix_gc(). */ + WRITE_ONCE(gc_in_progress, false); + wake_up(&unix_gc_wait); out: diff --git a/net/unix/scm.c b/net/unix/scm.c index 052ae709ce289..aa27a02478dc1 100644 --- a/net/unix/scm.c +++ b/net/unix/scm.c @@ -60,7 +60,8 @@ void unix_inflight(struct user_struct *user, struct file *fp) } else { BUG_ON(list_empty(&u->link)); } - unix_tot_inflight++; + /* Paired with READ_ONCE() in wait_for_unix_gc() */ + WRITE_ONCE(unix_tot_inflight, unix_tot_inflight + 1); } user->unix_inflight++; spin_unlock(&unix_gc_lock); @@ -80,7 +81,8 @@ void unix_notinflight(struct user_struct *user, struct file *fp) if (atomic_long_dec_and_test(&u->inflight)) list_del_init(&u->link); - unix_tot_inflight--; + /* Paired with READ_ONCE() in wait_for_unix_gc() */ + WRITE_ONCE(unix_tot_inflight, unix_tot_inflight - 1); } user->unix_inflight--; spin_unlock(&unix_gc_lock); diff --git a/net/xfrm/xfrm_compat.c b/net/xfrm/xfrm_compat.c index 2bf2693901631..a0f62fa02e06e 100644 --- a/net/xfrm/xfrm_compat.c +++ b/net/xfrm/xfrm_compat.c @@ -127,6 +127,7 @@ static const struct nla_policy compat_policy[XFRMA_MAX+1] = { [XFRMA_SET_MARK] = { .type = NLA_U32 }, [XFRMA_SET_MARK_MASK] = { .type = NLA_U32 }, [XFRMA_IF_ID] = { .type = NLA_U32 }, + [XFRMA_MTIMER_THRESH] = { .type = NLA_U32 }, }; static struct nlmsghdr *xfrm_nlmsg_put_compat(struct sk_buff *skb, @@ -274,9 +275,10 @@ static int xfrm_xlate64_attr(struct sk_buff *dst, const struct nlattr *src) case XFRMA_SET_MARK: case XFRMA_SET_MARK_MASK: case XFRMA_IF_ID: + case XFRMA_MTIMER_THRESH: return xfrm_nla_cpy(dst, src, nla_len(src)); default: - BUILD_BUG_ON(XFRMA_MAX != XFRMA_IF_ID); + BUILD_BUG_ON(XFRMA_MAX != XFRMA_MTIMER_THRESH); pr_warn_once("unsupported nla_type %d\n", src->nla_type); return -EOPNOTSUPP; } @@ -431,7 +433,7 @@ static int xfrm_xlate32_attr(void *dst, const struct nlattr *nla, int err; if (type > XFRMA_MAX) { - BUILD_BUG_ON(XFRMA_MAX != XFRMA_IF_ID); + BUILD_BUG_ON(XFRMA_MAX != XFRMA_MTIMER_THRESH); NL_SET_ERR_MSG(extack, "Bad attribute"); return -EOPNOTSUPP; } diff --git a/net/xfrm/xfrm_interface.c b/net/xfrm/xfrm_interface.c index e9ce23343f5ca..e1fae61a5bb90 100644 --- a/net/xfrm/xfrm_interface.c +++ b/net/xfrm/xfrm_interface.c @@ -643,11 +643,16 @@ static int xfrmi_newlink(struct net *src_net, struct net_device *dev, struct netlink_ext_ack *extack) { struct net *net = dev_net(dev); - struct xfrm_if_parms p; + struct xfrm_if_parms p = {}; struct xfrm_if *xi; int err; xfrmi_netlink_parms(data, &p); + if (!p.if_id) { + NL_SET_ERR_MSG(extack, "if_id must be non zero"); + return -EINVAL; + } + xi = xfrmi_locate(net, &p); if (xi) return -EEXIST; @@ -672,7 +677,12 @@ static int xfrmi_changelink(struct net_device *dev, struct nlattr *tb[], { struct xfrm_if *xi = netdev_priv(dev); struct net *net = xi->net; - struct xfrm_if_parms p; + struct xfrm_if_parms p = {}; + + if (!p.if_id) { + NL_SET_ERR_MSG(extack, "if_id must be non zero"); + return -EINVAL; + } xfrmi_netlink_parms(data, &p); xi = xfrmi_locate(net, &p); diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 3a9831c05ec71..c4a195cb36817 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -31,8 +31,10 @@ #include #include #include +#include #include #include +#include #if IS_ENABLED(CONFIG_IPV6_MIP6) #include #endif @@ -3293,7 +3295,7 @@ decode_session4(struct sk_buff *skb, struct flowi *fl, bool reverse) fl4->flowi4_proto = iph->protocol; fl4->daddr = reverse ? iph->saddr : iph->daddr; fl4->saddr = reverse ? iph->daddr : iph->saddr; - fl4->flowi4_tos = iph->tos; + fl4->flowi4_tos = iph->tos & ~INET_ECN_MASK; if (!ip_is_fragment(iph)) { switch (iph->protocol) { @@ -3455,6 +3457,26 @@ decode_session6(struct sk_buff *skb, struct flowi *fl, bool reverse) } fl6->flowi6_proto = nexthdr; return; + case IPPROTO_GRE: + if (!onlyproto && + (nh + offset + 12 < skb->data || + pskb_may_pull(skb, nh + offset + 12 - skb->data))) { + struct gre_base_hdr *gre_hdr; + __be32 *gre_key; + + nh = skb_network_header(skb); + gre_hdr = (struct gre_base_hdr *)(nh + offset); + gre_key = (__be32 *)(gre_hdr + 1); + + if (gre_hdr->flags & GRE_KEY) { + if (gre_hdr->flags & GRE_CSUM) + gre_key++; + fl6->fl6_gre_key = *gre_key; + } + } + fl6->flowi6_proto = nexthdr; + return; + #if IS_ENABLED(CONFIG_IPV6_MIP6) case IPPROTO_MH: offset += ipv6_optlen(exthdr); diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index c158e70e8ae10..65e2805fa113a 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -1557,6 +1557,9 @@ static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig, x->km.seq = orig->km.seq; x->replay = orig->replay; x->preplay = orig->preplay; + x->mapping_maxage = orig->mapping_maxage; + x->new_mapping = 0; + x->new_mapping_sport = 0; return x; @@ -2208,7 +2211,7 @@ int km_query(struct xfrm_state *x, struct xfrm_tmpl *t, struct xfrm_policy *pol) } EXPORT_SYMBOL(km_query); -int km_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport) +static int __km_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport) { int err = -EINVAL; struct xfrm_mgr *km; @@ -2223,6 +2226,24 @@ int km_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport) rcu_read_unlock(); return err; } + +int km_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport) +{ + int ret = 0; + + if (x->mapping_maxage) { + if ((jiffies / HZ - x->new_mapping) > x->mapping_maxage || + x->new_mapping_sport != sport) { + x->new_mapping_sport = sport; + x->new_mapping = jiffies / HZ; + ret = __km_new_mapping(x, ipaddr, sport); + } + } else { + ret = __km_new_mapping(x, ipaddr, sport); + } + + return ret; +} EXPORT_SYMBOL(km_new_mapping); void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 portid) diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 6f97665b632ed..d0fdfbf4c5f72 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -282,6 +282,10 @@ static int verify_newsa_info(struct xfrm_usersa_info *p, err = 0; + if (attrs[XFRMA_MTIMER_THRESH]) + if (!attrs[XFRMA_ENCAP]) + err = -EINVAL; + out: return err; } @@ -521,6 +525,7 @@ static void xfrm_update_ae_params(struct xfrm_state *x, struct nlattr **attrs, struct nlattr *lt = attrs[XFRMA_LTIME_VAL]; struct nlattr *et = attrs[XFRMA_ETIMER_THRESH]; struct nlattr *rt = attrs[XFRMA_REPLAY_THRESH]; + struct nlattr *mt = attrs[XFRMA_MTIMER_THRESH]; if (re) { struct xfrm_replay_state_esn *replay_esn; @@ -552,6 +557,9 @@ static void xfrm_update_ae_params(struct xfrm_state *x, struct nlattr **attrs, if (rt) x->replay_maxdiff = nla_get_u32(rt); + + if (mt) + x->mapping_maxage = nla_get_u32(mt); } static void xfrm_smark_init(struct nlattr **attrs, struct xfrm_mark *m) @@ -621,8 +629,13 @@ static struct xfrm_state *xfrm_state_construct(struct net *net, xfrm_smark_init(attrs, &x->props.smark); - if (attrs[XFRMA_IF_ID]) + if (attrs[XFRMA_IF_ID]) { x->if_id = nla_get_u32(attrs[XFRMA_IF_ID]); + if (!x->if_id) { + err = -EINVAL; + goto error; + } + } err = __xfrm_init_state(x, false, attrs[XFRMA_OFFLOAD_DEV]); if (err) @@ -964,8 +977,13 @@ static int copy_to_user_state_extra(struct xfrm_state *x, if (ret) goto out; } - if (x->security) + if (x->security) { ret = copy_sec_ctx(x->security, skb); + if (ret) + goto out; + } + if (x->mapping_maxage) + ret = nla_put_u32(skb, XFRMA_MTIMER_THRESH, x->mapping_maxage); out: return ret; } @@ -1353,8 +1371,13 @@ static int xfrm_alloc_userspi(struct sk_buff *skb, struct nlmsghdr *nlh, mark = xfrm_mark_get(attrs, &m); - if (attrs[XFRMA_IF_ID]) + if (attrs[XFRMA_IF_ID]) { if_id = nla_get_u32(attrs[XFRMA_IF_ID]); + if (!if_id) { + err = -EINVAL; + goto out_noput; + } + } if (p->info.seq) { x = xfrm_find_acq_byseq(net, mark, p->info.seq); @@ -1667,8 +1690,13 @@ static struct xfrm_policy *xfrm_policy_construct(struct net *net, struct xfrm_us xfrm_mark_get(attrs, &xp->mark); - if (attrs[XFRMA_IF_ID]) + if (attrs[XFRMA_IF_ID]) { xp->if_id = nla_get_u32(attrs[XFRMA_IF_ID]); + if (!xp->if_id) { + err = -EINVAL; + goto error; + } + } return xp; error: @@ -2898,7 +2926,7 @@ static inline unsigned int xfrm_sa_len(struct xfrm_state *x) if (x->props.extra_flags) l += nla_total_size(sizeof(x->props.extra_flags)); if (x->xso.dev) - l += nla_total_size(sizeof(x->xso)); + l += nla_total_size(sizeof(struct xfrm_user_offload)); if (x->props.smark.v | x->props.smark.m) { l += nla_total_size(sizeof(x->props.smark.v)); l += nla_total_size(sizeof(x->props.smark.m)); @@ -2909,6 +2937,9 @@ static inline unsigned int xfrm_sa_len(struct xfrm_state *x) /* Must count x->lastused as it may become non-zero behind our back. */ l += nla_total_size_64bit(sizeof(u64)); + if (x->mapping_maxage) + l += nla_total_size(sizeof(x->mapping_maxage)); + return l; } diff --git a/scripts/dtc/dtx_diff b/scripts/dtc/dtx_diff index d3422ee15e300..f2bbde4bba86b 100755 --- a/scripts/dtc/dtx_diff +++ b/scripts/dtc/dtx_diff @@ -59,12 +59,8 @@ Otherwise DTx is treated as a dts source file (aka .dts). or '/include/' to be processed. If DTx_1 and DTx_2 are in different architectures, then this script - may not work since \${ARCH} is part of the include path. Two possible - workarounds: - - `basename $0` \\ - <(ARCH=arch_of_dtx_1 `basename $0` DTx_1) \\ - <(ARCH=arch_of_dtx_2 `basename $0` DTx_2) + may not work since \${ARCH} is part of the include path. The following + workaround can be used: `basename $0` ARCH=arch_of_dtx_1 DTx_1 >tmp_dtx_1.dts `basename $0` ARCH=arch_of_dtx_2 DTx_2 >tmp_dtx_2.dts diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install index 828a8615a9181..8fcea769d44f5 100755 --- a/scripts/sphinx-pre-install +++ b/scripts/sphinx-pre-install @@ -76,6 +76,7 @@ my %texlive = ( 'ucs.sty' => 'texlive-ucs', 'upquote.sty' => 'texlive-upquote', 'wrapfig.sty' => 'texlive-wrapfig', + 'ctexhook.sty' => 'texlive-ctex', ); # @@ -370,6 +371,9 @@ sub give_debian_hints() ); if ($pdf) { + check_missing_file(["/usr/share/texlive/texmf-dist/tex/latex/ctex/ctexhook.sty"], + "texlive-lang-chinese", 2); + check_missing_file(["/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"], "fonts-dejavu", 2); diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index ff2191ae53528..86159b32921cc 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -947,18 +947,22 @@ out: static int selinux_add_opt(int token, const char *s, void **mnt_opts) { struct selinux_mnt_opts *opts = *mnt_opts; + bool is_alloc_opts = false; if (token == Opt_seclabel) /* eaten and completely ignored */ return 0; + if (!s) + return -ENOMEM; + if (!opts) { opts = kzalloc(sizeof(struct selinux_mnt_opts), GFP_KERNEL); if (!opts) return -ENOMEM; *mnt_opts = opts; + is_alloc_opts = true; } - if (!s) - return -ENOMEM; + switch (token) { case Opt_context: if (opts->context || opts->defcontext) @@ -983,6 +987,10 @@ static int selinux_add_opt(int token, const char *s, void **mnt_opts) } return 0; Einval: + if (is_alloc_opts) { + kfree(opts); + *mnt_opts = NULL; + } pr_warn(SEL_MOUNT_FAIL_MSG); return -EINVAL; } diff --git a/sound/core/jack.c b/sound/core/jack.c index d6502dff247a8..dc2e06ae24149 100644 --- a/sound/core/jack.c +++ b/sound/core/jack.c @@ -54,10 +54,13 @@ static int snd_jack_dev_free(struct snd_device *device) struct snd_card *card = device->card; struct snd_jack_kctl *jack_kctl, *tmp_jack_kctl; + down_write(&card->controls_rwsem); list_for_each_entry_safe(jack_kctl, tmp_jack_kctl, &jack->kctl_list, list) { list_del_init(&jack_kctl->list); snd_ctl_remove(card, jack_kctl->kctl); } + up_write(&card->controls_rwsem); + if (jack->private_free) jack->private_free(jack); diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index 77727a69c3c4e..d79febeebf0c5 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -2056,7 +2056,7 @@ static int snd_pcm_oss_set_trigger(struct snd_pcm_oss_file *pcm_oss_file, int tr int err, cmd; #ifdef OSS_DEBUG - pcm_dbg(substream->pcm, "pcm_oss: trigger = 0x%x\n", trigger); + pr_debug("pcm_oss: trigger = 0x%x\n", trigger); #endif psubstream = pcm_oss_file->streams[SNDRV_PCM_STREAM_PLAYBACK]; diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 41cbdac5b1cfa..a8ae5928decda 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -810,7 +810,11 @@ EXPORT_SYMBOL(snd_pcm_new_internal); static void free_chmap(struct snd_pcm_str *pstr) { if (pstr->chmap_kctl) { - snd_ctl_remove(pstr->pcm->card, pstr->chmap_kctl); + struct snd_card *card = pstr->pcm->card; + + down_write(&card->controls_rwsem); + snd_ctl_remove(card, pstr->chmap_kctl); + up_write(&card->controls_rwsem); pstr->chmap_kctl = NULL; } } diff --git a/sound/core/seq/seq_queue.c b/sound/core/seq/seq_queue.c index 71a6ea62c3be7..4ff0b927230c2 100644 --- a/sound/core/seq/seq_queue.c +++ b/sound/core/seq/seq_queue.c @@ -234,12 +234,15 @@ struct snd_seq_queue *snd_seq_queue_find_name(char *name) /* -------------------------------------------------------- */ +#define MAX_CELL_PROCESSES_IN_QUEUE 1000 + void snd_seq_check_queue(struct snd_seq_queue *q, int atomic, int hop) { unsigned long flags; struct snd_seq_event_cell *cell; snd_seq_tick_time_t cur_tick; snd_seq_real_time_t cur_time; + int processed = 0; if (q == NULL) return; @@ -262,6 +265,8 @@ void snd_seq_check_queue(struct snd_seq_queue *q, int atomic, int hop) if (!cell) break; snd_seq_dispatch_event(cell, atomic, hop); + if (++processed >= MAX_CELL_PROCESSES_IN_QUEUE) + goto out; /* the rest processed at the next batch */ } /* Process time queue... */ @@ -271,14 +276,19 @@ void snd_seq_check_queue(struct snd_seq_queue *q, int atomic, int hop) if (!cell) break; snd_seq_dispatch_event(cell, atomic, hop); + if (++processed >= MAX_CELL_PROCESSES_IN_QUEUE) + goto out; /* the rest processed at the next batch */ } + out: /* free lock */ spin_lock_irqsave(&q->check_lock, flags); if (q->check_again) { q->check_again = 0; - spin_unlock_irqrestore(&q->check_lock, flags); - goto __again; + if (processed < MAX_CELL_PROCESSES_IN_QUEUE) { + spin_unlock_irqrestore(&q->check_lock, flags); + goto __again; + } } q->check_blocked = 0; spin_unlock_irqrestore(&q->check_lock, flags); diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 6dece719be669..39281106477eb 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -1727,8 +1727,11 @@ void snd_hda_ctls_clear(struct hda_codec *codec) { int i; struct hda_nid_item *items = codec->mixers.list; + + down_write(&codec->card->controls_rwsem); for (i = 0; i < codec->mixers.used; i++) snd_ctl_remove(codec->card, items[i].kctl); + up_write(&codec->card->controls_rwsem); snd_array_free(&codec->mixers); snd_array_free(&codec->nids); } diff --git a/sound/soc/codecs/rt5663.c b/sound/soc/codecs/rt5663.c index 619fb9a031e39..db8a41aaa3859 100644 --- a/sound/soc/codecs/rt5663.c +++ b/sound/soc/codecs/rt5663.c @@ -3461,6 +3461,7 @@ static void rt5663_calibrate(struct rt5663_priv *rt5663) static int rt5663_parse_dp(struct rt5663_priv *rt5663, struct device *dev) { int table_size; + int ret; device_property_read_u32(dev, "realtek,dc_offset_l_manual", &rt5663->pdata.dc_offset_l_manual); @@ -3477,9 +3478,11 @@ static int rt5663_parse_dp(struct rt5663_priv *rt5663, struct device *dev) table_size = sizeof(struct impedance_mapping_table) * rt5663->pdata.impedance_sensing_num; rt5663->imp_table = devm_kzalloc(dev, table_size, GFP_KERNEL); - device_property_read_u32_array(dev, + ret = device_property_read_u32_array(dev, "realtek,impedance_sensing_table", (u32 *)rt5663->imp_table, table_size); + if (ret) + return ret; } return 0; @@ -3504,8 +3507,11 @@ static int rt5663_i2c_probe(struct i2c_client *i2c, if (pdata) rt5663->pdata = *pdata; - else - rt5663_parse_dp(rt5663, &i2c->dev); + else { + ret = rt5663_parse_dp(rt5663, &i2c->dev); + if (ret) + return ret; + } for (i = 0; i < ARRAY_SIZE(rt5663->supplies); i++) rt5663->supplies[i].supply = rt5663_supply_names[i]; diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c index 02c81d2e34ad0..5e3c71f025f45 100644 --- a/sound/soc/fsl/fsl_asrc.c +++ b/sound/soc/fsl/fsl_asrc.c @@ -19,6 +19,7 @@ #include "fsl_asrc.h" #define IDEAL_RATIO_DECIMAL_DEPTH 26 +#define DIVIDER_NUM 64 #define pair_err(fmt, ...) \ dev_err(&asrc->pdev->dev, "Pair %c: " fmt, 'A' + index, ##__VA_ARGS__) @@ -101,6 +102,55 @@ static unsigned char clk_map_imx8qxp[2][ASRC_CLK_MAP_LEN] = { }, }; +/* + * According to RM, the divider range is 1 ~ 8, + * prescaler is power of 2 from 1 ~ 128. + */ +static int asrc_clk_divider[DIVIDER_NUM] = { + 1, 2, 4, 8, 16, 32, 64, 128, /* divider = 1 */ + 2, 4, 8, 16, 32, 64, 128, 256, /* divider = 2 */ + 3, 6, 12, 24, 48, 96, 192, 384, /* divider = 3 */ + 4, 8, 16, 32, 64, 128, 256, 512, /* divider = 4 */ + 5, 10, 20, 40, 80, 160, 320, 640, /* divider = 5 */ + 6, 12, 24, 48, 96, 192, 384, 768, /* divider = 6 */ + 7, 14, 28, 56, 112, 224, 448, 896, /* divider = 7 */ + 8, 16, 32, 64, 128, 256, 512, 1024, /* divider = 8 */ +}; + +/* + * Check if the divider is available for internal ratio mode + */ +static bool fsl_asrc_divider_avail(int clk_rate, int rate, int *div) +{ + u32 rem, i; + u64 n; + + if (div) + *div = 0; + + if (clk_rate == 0 || rate == 0) + return false; + + n = clk_rate; + rem = do_div(n, rate); + + if (div) + *div = n; + + if (rem != 0) + return false; + + for (i = 0; i < DIVIDER_NUM; i++) { + if (n == asrc_clk_divider[i]) + break; + } + + if (i == DIVIDER_NUM) + return false; + + return true; +} + /** * fsl_asrc_sel_proc - Select the pre-processing and post-processing options * @inrate: input sample rate @@ -330,12 +380,12 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate) enum asrc_word_width input_word_width; enum asrc_word_width output_word_width; u32 inrate, outrate, indiv, outdiv; - u32 clk_index[2], div[2], rem[2]; + u32 clk_index[2], div[2]; u64 clk_rate; int in, out, channels; int pre_proc, post_proc; struct clk *clk; - bool ideal; + bool ideal, div_avail; if (!config) { pair_err("invalid pair config\n"); @@ -415,8 +465,7 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate) clk = asrc_priv->asrck_clk[clk_index[ideal ? OUT : IN]]; clk_rate = clk_get_rate(clk); - rem[IN] = do_div(clk_rate, inrate); - div[IN] = (u32)clk_rate; + div_avail = fsl_asrc_divider_avail(clk_rate, inrate, &div[IN]); /* * The divider range is [1, 1024], defined by the hardware. For non- @@ -425,7 +474,7 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate) * only result in different converting speeds. So remainder does not * matter, as long as we keep the divider within its valid range. */ - if (div[IN] == 0 || (!ideal && (div[IN] > 1024 || rem[IN] != 0))) { + if (div[IN] == 0 || (!ideal && !div_avail)) { pair_err("failed to support input sample rate %dHz by asrck_%x\n", inrate, clk_index[ideal ? OUT : IN]); return -EINVAL; @@ -436,13 +485,12 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate) clk = asrc_priv->asrck_clk[clk_index[OUT]]; clk_rate = clk_get_rate(clk); if (ideal && use_ideal_rate) - rem[OUT] = do_div(clk_rate, IDEAL_RATIO_RATE); + div_avail = fsl_asrc_divider_avail(clk_rate, IDEAL_RATIO_RATE, &div[OUT]); else - rem[OUT] = do_div(clk_rate, outrate); - div[OUT] = clk_rate; + div_avail = fsl_asrc_divider_avail(clk_rate, outrate, &div[OUT]); /* Output divider has the same limitation as the input one */ - if (div[OUT] == 0 || (!ideal && (div[OUT] > 1024 || rem[OUT] != 0))) { + if (div[OUT] == 0 || (!ideal && !div_avail)) { pair_err("failed to support output sample rate %dHz by asrck_%x\n", outrate, clk_index[OUT]); return -EINVAL; @@ -621,8 +669,7 @@ static void fsl_asrc_select_clk(struct fsl_asrc_priv *asrc_priv, clk_index = asrc_priv->clk_map[j][i]; clk_rate = clk_get_rate(asrc_priv->asrck_clk[clk_index]); /* Only match a perfect clock source with no remainder */ - if (clk_rate != 0 && (clk_rate / rate[j]) <= 1024 && - (clk_rate % rate[j]) == 0) + if (fsl_asrc_divider_avail(clk_rate, rate[j], NULL)) break; } diff --git a/sound/soc/fsl/fsl_mqs.c b/sound/soc/fsl/fsl_mqs.c index 69aeb0e71844d..0d4efbed41dab 100644 --- a/sound/soc/fsl/fsl_mqs.c +++ b/sound/soc/fsl/fsl_mqs.c @@ -337,4 +337,4 @@ module_platform_driver(fsl_mqs_driver); MODULE_AUTHOR("Shengjiu Wang "); MODULE_DESCRIPTION("MQS codec driver"); MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform: fsl-mqs"); +MODULE_ALIAS("platform:fsl-mqs"); diff --git a/sound/soc/intel/catpt/dsp.c b/sound/soc/intel/catpt/dsp.c index 9e807b9417321..38a92bbc1ed56 100644 --- a/sound/soc/intel/catpt/dsp.c +++ b/sound/soc/intel/catpt/dsp.c @@ -65,6 +65,7 @@ static int catpt_dma_memcpy(struct catpt_dev *cdev, struct dma_chan *chan, { struct dma_async_tx_descriptor *desc; enum dma_status status; + int ret; desc = dmaengine_prep_dma_memcpy(chan, dst_addr, src_addr, size, DMA_CTRL_ACK); @@ -77,13 +78,22 @@ static int catpt_dma_memcpy(struct catpt_dev *cdev, struct dma_chan *chan, catpt_updatel_shim(cdev, HMDC, CATPT_HMDC_HDDA(CATPT_DMA_DEVID, chan->chan_id), CATPT_HMDC_HDDA(CATPT_DMA_DEVID, chan->chan_id)); - dmaengine_submit(desc); + + ret = dma_submit_error(dmaengine_submit(desc)); + if (ret) { + dev_err(cdev->dev, "submit tx failed: %d\n", ret); + goto clear_hdda; + } + status = dma_wait_for_async_tx(desc); + ret = (status == DMA_COMPLETE) ? 0 : -EPROTO; + +clear_hdda: /* regardless of status, disable access to HOST memory in demand mode */ catpt_updatel_shim(cdev, HMDC, CATPT_HMDC_HDDA(CATPT_DMA_DEVID, chan->chan_id), 0); - return (status == DMA_COMPLETE) ? 0 : -EPROTO; + return ret; } int catpt_dma_memcpy_todsp(struct catpt_dev *cdev, struct dma_chan *chan, diff --git a/sound/soc/mediatek/mt8173/mt8173-max98090.c b/sound/soc/mediatek/mt8173/mt8173-max98090.c index fc94314bfc02f..3bdd4931316cd 100644 --- a/sound/soc/mediatek/mt8173/mt8173-max98090.c +++ b/sound/soc/mediatek/mt8173/mt8173-max98090.c @@ -180,6 +180,9 @@ static int mt8173_max98090_dev_probe(struct platform_device *pdev) if (ret) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); + + of_node_put(codec_node); + of_node_put(platform_node); return ret; } diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c index 0f28dc2217c09..390da5bf727eb 100644 --- a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c +++ b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c @@ -218,6 +218,8 @@ static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev) if (ret) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); + + of_node_put(platform_node); return ret; } diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5676.c b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5676.c index 077c6ee067806..c8e4e85e10575 100644 --- a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5676.c +++ b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5676.c @@ -285,6 +285,8 @@ static int mt8173_rt5650_rt5676_dev_probe(struct platform_device *pdev) if (ret) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); + + of_node_put(platform_node); return ret; } diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650.c b/sound/soc/mediatek/mt8173/mt8173-rt5650.c index c28ebf891cb05..e168d31f44459 100644 --- a/sound/soc/mediatek/mt8173/mt8173-rt5650.c +++ b/sound/soc/mediatek/mt8173/mt8173-rt5650.c @@ -323,6 +323,8 @@ static int mt8173_rt5650_dev_probe(struct platform_device *pdev) if (ret) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); + + of_node_put(platform_node); return ret; } diff --git a/sound/soc/mediatek/mt8183/mt8183-da7219-max98357.c b/sound/soc/mediatek/mt8183/mt8183-da7219-max98357.c index 20d31b69a5c00..9cc0f26b08fbc 100644 --- a/sound/soc/mediatek/mt8183/mt8183-da7219-max98357.c +++ b/sound/soc/mediatek/mt8183/mt8183-da7219-max98357.c @@ -787,7 +787,11 @@ static int mt8183_da7219_max98357_dev_probe(struct platform_device *pdev) return ret; } - return devm_snd_soc_register_card(&pdev->dev, card); + ret = devm_snd_soc_register_card(&pdev->dev, card); + + of_node_put(platform_node); + of_node_put(hdmi_codec); + return ret; } #ifdef CONFIG_OF diff --git a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c index 79ba2f2d84522..14ce8b93597f3 100644 --- a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c +++ b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c @@ -720,7 +720,12 @@ mt8183_mt6358_ts3a227_max98357_dev_probe(struct platform_device *pdev) __func__, ret); } - return devm_snd_soc_register_card(&pdev->dev, card); + ret = devm_snd_soc_register_card(&pdev->dev, card); + + of_node_put(platform_node); + of_node_put(ec_codec); + of_node_put(hdmi_codec); + return ret; } #ifdef CONFIG_OF diff --git a/sound/soc/samsung/idma.c b/sound/soc/samsung/idma.c index 66bcc2f97544b..c3f1b054e2389 100644 --- a/sound/soc/samsung/idma.c +++ b/sound/soc/samsung/idma.c @@ -360,6 +360,8 @@ static int preallocate_idma_buffer(struct snd_pcm *pcm, int stream) buf->addr = idma.lp_tx_addr; buf->bytes = idma_hardware.buffer_bytes_max; buf->area = (unsigned char * __force)ioremap(buf->addr, buf->bytes); + if (!buf->area) + return -ENOMEM; return 0; } diff --git a/sound/soc/uniphier/Kconfig b/sound/soc/uniphier/Kconfig index aa3592ee1358b..ddfa6424c656b 100644 --- a/sound/soc/uniphier/Kconfig +++ b/sound/soc/uniphier/Kconfig @@ -23,7 +23,6 @@ config SND_SOC_UNIPHIER_LD11 tristate "UniPhier LD11/LD20 Device Driver" depends on SND_SOC_UNIPHIER select SND_SOC_UNIPHIER_AIO - select SND_SOC_UNIPHIER_AIO_DMA help This adds ASoC driver for Socionext UniPhier LD11/LD20 input and output that can be used with other codecs. @@ -34,7 +33,6 @@ config SND_SOC_UNIPHIER_PXS2 tristate "UniPhier PXs2 Device Driver" depends on SND_SOC_UNIPHIER select SND_SOC_UNIPHIER_AIO - select SND_SOC_UNIPHIER_AIO_DMA help This adds ASoC driver for Socionext UniPhier PXs2 input and output that can be used with other codecs. diff --git a/sound/usb/format.c b/sound/usb/format.c index 4693384db0695..e8a63ea2189d1 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -365,7 +365,7 @@ static int parse_uac2_sample_rate_range(struct snd_usb_audio *chip, for (rate = min; rate <= max; rate += res) { /* Filter out invalid rates on Presonus Studio 1810c */ - if (chip->usb_id == USB_ID(0x0194f, 0x010c) && + if (chip->usb_id == USB_ID(0x194f, 0x010c) && !s1810c_valid_sample_rate(fp, rate)) goto skip_rate; diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index 8297117f4766e..86fdd669f3fd7 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -3033,7 +3033,7 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer) err = snd_rme_controls_create(mixer); break; - case USB_ID(0x0194f, 0x010c): /* Presonus Studio 1810c */ + case USB_ID(0x194f, 0x010c): /* Presonus Studio 1810c */ err = snd_sc1810_init_mixer(mixer); break; case USB_ID(0x2a39, 0x3fb0): /* RME Babyface Pro FS */ diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 75d4d317b34b6..6333a2ecb848a 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1310,7 +1310,7 @@ int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip, if (chip->usb_id == USB_ID(0x0763, 0x2012)) return fasttrackpro_skip_setting_quirk(chip, iface, altno); /* presonus studio 1810c: skip altsets incompatible with device_setup */ - if (chip->usb_id == USB_ID(0x0194f, 0x010c)) + if (chip->usb_id == USB_ID(0x194f, 0x010c)) return s1810c_skip_setting_quirk(chip, iface, altno); diff --git a/tools/bpf/bpftool/Documentation/Makefile b/tools/bpf/bpftool/Documentation/Makefile index f33cb02de95cf..3601b1d1974ca 100644 --- a/tools/bpf/bpftool/Documentation/Makefile +++ b/tools/bpf/bpftool/Documentation/Makefile @@ -1,6 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only include ../../../scripts/Makefile.include -include ../../../scripts/utilities.mak INSTALL ?= install RM ?= rm -f diff --git a/tools/bpf/bpftool/Makefile b/tools/bpf/bpftool/Makefile index f60e6ad3a1dff..1896ef69b4492 100644 --- a/tools/bpf/bpftool/Makefile +++ b/tools/bpf/bpftool/Makefile @@ -1,6 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only include ../../scripts/Makefile.include -include ../../scripts/utilities.mak ifeq ($(srctree),) srctree := $(patsubst %/,%,$(dir $(CURDIR))) diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c index c58a135dc355e..1854d6b978604 100644 --- a/tools/bpf/bpftool/main.c +++ b/tools/bpf/bpftool/main.c @@ -396,6 +396,8 @@ int main(int argc, char **argv) }; int opt, ret; + setlinebuf(stdout); + last_do_help = do_help; pretty_output = false; json_output = false; diff --git a/tools/include/nolibc/nolibc.h b/tools/include/nolibc/nolibc.h index 2551e9b71167b..b8cecb66d28b7 100644 --- a/tools/include/nolibc/nolibc.h +++ b/tools/include/nolibc/nolibc.h @@ -422,16 +422,22 @@ struct stat { }) /* startup code */ +/* + * x86-64 System V ABI mandates: + * 1) %rsp must be 16-byte aligned right before the function call. + * 2) The deepest stack frame should be zero (the %rbp). + * + */ asm(".section .text\n" ".global _start\n" "_start:\n" "pop %rdi\n" // argc (first arg, %rdi) "mov %rsp, %rsi\n" // argv[] (second arg, %rsi) "lea 8(%rsi,%rdi,8),%rdx\n" // then a NULL then envp (third arg, %rdx) - "and $-16, %rsp\n" // x86 ABI : esp must be 16-byte aligned when - "sub $8, %rsp\n" // entering the callee + "xor %ebp, %ebp\n" // zero the stack frame + "and $-16, %rsp\n" // x86 ABI : esp must be 16-byte aligned before call "call main\n" // main() returns the status code, we'll exit with it. - "movzb %al, %rdi\n" // retrieve exit code from 8 lower bits + "mov %eax, %edi\n" // retrieve exit code (32 bit) "mov $60, %rax\n" // NR_exit == 60 "syscall\n" // really exit "hlt\n" // ensure it does not return @@ -600,20 +606,28 @@ struct sys_stat_struct { }) /* startup code */ +/* + * i386 System V ABI mandates: + * 1) last pushed argument must be 16-byte aligned. + * 2) The deepest stack frame should be set to zero + * + */ asm(".section .text\n" ".global _start\n" "_start:\n" "pop %eax\n" // argc (first arg, %eax) "mov %esp, %ebx\n" // argv[] (second arg, %ebx) "lea 4(%ebx,%eax,4),%ecx\n" // then a NULL then envp (third arg, %ecx) - "and $-16, %esp\n" // x86 ABI : esp must be 16-byte aligned when + "xor %ebp, %ebp\n" // zero the stack frame + "and $-16, %esp\n" // x86 ABI : esp must be 16-byte aligned before + "sub $4, %esp\n" // the call instruction (args are aligned) "push %ecx\n" // push all registers on the stack so that we "push %ebx\n" // support both regparm and plain stack modes "push %eax\n" "call main\n" // main() returns the status code in %eax - "movzbl %al, %ebx\n" // retrieve exit code from lower 8 bits - "movl $1, %eax\n" // NR_exit == 1 - "int $0x80\n" // exit now + "mov %eax, %ebx\n" // retrieve exit code (32-bit int) + "movl $1, %eax\n" // NR_exit == 1 + "int $0x80\n" // exit now "hlt\n" // ensure it does not ""); @@ -797,7 +811,6 @@ asm(".section .text\n" "and %r3, %r1, $-8\n" // AAPCS : sp must be 8-byte aligned in the "mov %sp, %r3\n" // callee, an bl doesn't push (lr=pc) "bl main\n" // main() returns the status code, we'll exit with it. - "and %r0, %r0, $0xff\n" // limit exit code to 8 bits "movs r7, $1\n" // NR_exit == 1 "svc $0x00\n" ""); @@ -994,7 +1007,6 @@ asm(".section .text\n" "add x2, x2, x1\n" // + argv "and sp, x1, -16\n" // sp must be 16-byte aligned in the callee "bl main\n" // main() returns the status code, we'll exit with it. - "and x0, x0, 0xff\n" // limit exit code to 8 bits "mov x8, 93\n" // NR_exit == 93 "svc #0\n" ""); @@ -1199,7 +1211,7 @@ asm(".section .text\n" "addiu $sp,$sp,-16\n" // the callee expects to save a0..a3 there! "jal main\n" // main() returns the status code, we'll exit with it. "nop\n" // delayed slot - "and $a0, $v0, 0xff\n" // limit exit code to 8 bits + "move $a0, $v0\n" // retrieve 32-bit exit code from v0 "li $v0, 4001\n" // NR_exit == 4001 "syscall\n" ".end __start\n" @@ -1397,7 +1409,6 @@ asm(".section .text\n" "add a2,a2,a1\n" // + argv "andi sp,a1,-16\n" // sp must be 16-byte aligned "call main\n" // main() returns the status code, we'll exit with it. - "andi a0, a0, 0xff\n" // limit exit code to 8 bits "li a7, 93\n" // NR_exit == 93 "ecall\n" ""); diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c index 5cda5565777a0..0af163abaa62b 100644 --- a/tools/perf/util/debug.c +++ b/tools/perf/util/debug.c @@ -145,7 +145,7 @@ static int trace_event_printer(enum binary_printer_ops op, break; case BINARY_PRINT_CHAR_DATA: printed += color_fprintf(fp, color, "%c", - isprint(ch) ? ch : '.'); + isprint(ch) && isascii(ch) ? ch : '.'); break; case BINARY_PRINT_CHAR_PAD: printed += color_fprintf(fp, color, " "); diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 1cad6051d8b08..1a1cbd16d76d4 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -1014,6 +1014,17 @@ struct evsel_config_term *__evsel__get_config_term(struct evsel *evsel, enum evs return found_term; } +static void evsel__set_default_freq_period(struct record_opts *opts, + struct perf_event_attr *attr) +{ + if (opts->freq) { + attr->freq = 1; + attr->sample_freq = opts->freq; + } else { + attr->sample_period = opts->default_interval; + } +} + /* * The enable_on_exec/disabled value strategy: * @@ -1080,14 +1091,12 @@ void evsel__config(struct evsel *evsel, struct record_opts *opts, * We default some events to have a default interval. But keep * it a weak assumption overridable by the user. */ - if (!attr->sample_period) { - if (opts->freq) { - attr->freq = 1; - attr->sample_freq = opts->freq; - } else { - attr->sample_period = opts->default_interval; - } - } + if ((evsel->is_libpfm_event && !attr->sample_period) || + (!evsel->is_libpfm_event && (!attr->sample_period || + opts->user_freq != UINT_MAX || + opts->user_interval != ULLONG_MAX))) + evsel__set_default_freq_period(opts, attr); + /* * If attr->freq was set (here or earlier), ask for period * to be sampled. diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 07db6cfad65b9..d103084fcd56c 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -3035,6 +3035,9 @@ static int find_probe_trace_events_from_map(struct perf_probe_event *pev, for (j = 0; j < num_matched_functions; j++) { sym = syms[j]; + if (sym->type != STT_FUNC) + continue; + /* There can be duplicated symbols in the map */ for (i = 0; i < j; i++) if (sym->start == syms[i]->start) { diff --git a/tools/testing/selftests/bpf/prog_tests/skb_ctx.c b/tools/testing/selftests/bpf/prog_tests/skb_ctx.c index fafeddaad6a99..23915be6172d6 100644 --- a/tools/testing/selftests/bpf/prog_tests/skb_ctx.c +++ b/tools/testing/selftests/bpf/prog_tests/skb_ctx.c @@ -105,4 +105,6 @@ void test_skb_ctx(void) "ctx_out_mark", "skb->mark == %u, expected %d\n", skb.mark, 10); + + bpf_object__close(obj); } diff --git a/tools/testing/selftests/clone3/clone3.c b/tools/testing/selftests/clone3/clone3.c index 42be3b9258301..076cf4325f783 100644 --- a/tools/testing/selftests/clone3/clone3.c +++ b/tools/testing/selftests/clone3/clone3.c @@ -52,6 +52,12 @@ static int call_clone3(uint64_t flags, size_t size, enum test_mode test_mode) size = sizeof(struct __clone_args); switch (test_mode) { + case CLONE3_ARGS_NO_TEST: + /* + * Uses default 'flags' and 'SIGCHLD' + * assignment. + */ + break; case CLONE3_ARGS_ALL_0: args.flags = 0; args.exit_signal = 0; diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc b/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc index 98166fa3eb91c..34fb89b0c61fa 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc @@ -1,6 +1,6 @@ #!/bin/sh # SPDX-License-Identifier: GPL-2.0 -# description: Kprobe dynamic event - adding and removing +# description: Kprobe profile # requires: kprobe_events ! grep -q 'myevent' kprobe_profile diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h index edce85420d193..5ecb9718e1616 100644 --- a/tools/testing/selftests/kselftest_harness.h +++ b/tools/testing/selftests/kselftest_harness.h @@ -965,7 +965,7 @@ void __run_test(struct __fixture_metadata *f, t->passed = 1; t->skip = 0; t->trigger = 0; - t->step = 0; + t->step = 1; t->no_print = 0; memset(t->results->reason, 0, sizeof(t->results->reason)); diff --git a/tools/testing/selftests/powerpc/security/spectre_v2.c b/tools/testing/selftests/powerpc/security/spectre_v2.c index adc2b7294e5fd..83647b8277e7d 100644 --- a/tools/testing/selftests/powerpc/security/spectre_v2.c +++ b/tools/testing/selftests/powerpc/security/spectre_v2.c @@ -193,7 +193,7 @@ int spectre_v2_test(void) * We are not vulnerable and reporting otherwise, so * missing such a mismatch is safe. */ - if (state == VULNERABLE) + if (miss_percent > 95) return 4; return 1; diff --git a/tools/testing/selftests/vm/hmm-tests.c b/tools/testing/selftests/vm/hmm-tests.c index c9404ef9698e2..426dccc08f906 100644 --- a/tools/testing/selftests/vm/hmm-tests.c +++ b/tools/testing/selftests/vm/hmm-tests.c @@ -1242,6 +1242,48 @@ TEST_F(hmm, anon_teardown) } } +/* + * Test memory snapshot without faulting in pages accessed by the device. + */ +TEST_F(hmm, mixedmap) +{ + struct hmm_buffer *buffer; + unsigned long npages; + unsigned long size; + unsigned char *m; + int ret; + + npages = 1; + size = npages << self->page_shift; + + buffer = malloc(sizeof(*buffer)); + ASSERT_NE(buffer, NULL); + + buffer->fd = -1; + buffer->size = size; + buffer->mirror = malloc(npages); + ASSERT_NE(buffer->mirror, NULL); + + + /* Reserve a range of addresses. */ + buffer->ptr = mmap(NULL, size, + PROT_READ | PROT_WRITE, + MAP_PRIVATE, + self->fd, 0); + ASSERT_NE(buffer->ptr, MAP_FAILED); + + /* Simulate a device snapshotting CPU pagetables. */ + ret = hmm_dmirror_cmd(self->fd, HMM_DMIRROR_SNAPSHOT, buffer, npages); + ASSERT_EQ(ret, 0); + ASSERT_EQ(buffer->cpages, npages); + + /* Check what the device saw. */ + m = buffer->mirror; + ASSERT_EQ(m[0], HMM_DMIRROR_PROT_READ); + + hmm_buffer_free(buffer); +} + /* * Test memory snapshot without faulting in pages accessed by the device. */