Re: Linux 5.10.80
From: Greg Kroah-Hartman
Date: Thu Nov 18 2021 - 09:03:45 EST
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index f103667d3727..516499f9ccae 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -5988,6 +5988,13 @@
improve timer resolution at the expense of processing
more timer interrupts.
+ xen.balloon_boot_timeout= [XEN]
+ The time (in seconds) to wait before giving up to boot
+ in case initial ballooning fails to free enough memory.
+ Applies only when running as HVM or PVH guest and
+ started with less memory configured than allowed at
+ max. Default is 180.
+
xen.event_eoi_delay= [XEN]
How long to delay EOI handling in case of event
storms (jiffies). Default is 10.
diff --git a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt
index 093edda0c8df..6cd83d920155 100644
--- a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt
+++ b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt
@@ -13,6 +13,14 @@ common regulator binding documented in:
Required properties of the main device node (the parent!):
+ - s5m8767,pmic-buck-ds-gpios: GPIO specifiers for three host gpio's used
+ for selecting GPIO DVS lines. It is one-to-one mapped to dvs gpio lines.
+
+ [1] If either of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
+ property is specified, then all the eight voltage values for the
+ 's5m8767,pmic-buck[2/3/4]-dvs-voltage' should be specified.
+
+Optional properties of the main device node (the parent!):
- s5m8767,pmic-buck2-dvs-voltage: A set of 8 voltage values in micro-volt (uV)
units for buck2 when changing voltage using gpio dvs. Refer to [1] below
for additional information.
@@ -25,26 +33,13 @@ Required properties of the main device node (the parent!):
units for buck4 when changing voltage using gpio dvs. Refer to [1] below
for additional information.
- - s5m8767,pmic-buck-ds-gpios: GPIO specifiers for three host gpio's used
- for selecting GPIO DVS lines. It is one-to-one mapped to dvs gpio lines.
-
- [1] If none of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
- property is specified, the 's5m8767,pmic-buck[2/3/4]-dvs-voltage'
- property should specify atleast one voltage level (which would be a
- safe operating voltage).
-
- If either of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
- property is specified, then all the eight voltage values for the
- 's5m8767,pmic-buck[2/3/4]-dvs-voltage' should be specified.
-
-Optional properties of the main device node (the parent!):
- s5m8767,pmic-buck2-uses-gpio-dvs: 'buck2' can be controlled by gpio dvs.
- s5m8767,pmic-buck3-uses-gpio-dvs: 'buck3' can be controlled by gpio dvs.
- s5m8767,pmic-buck4-uses-gpio-dvs: 'buck4' can be controlled by gpio dvs.
Additional properties required if either of the optional properties are used:
- - s5m8767,pmic-buck234-default-dvs-idx: Default voltage setting selected from
+ - s5m8767,pmic-buck-default-dvs-idx: Default voltage setting selected from
the possible 8 options selectable by the dvs gpios. The value of this
property should be between 0 and 7. If not specified or if out of range, the
default value of this property is set to 0.
diff --git a/Documentation/filesystems/fscrypt.rst b/Documentation/filesystems/fscrypt.rst
index 44b67ebd6e40..936fae06db77 100644
--- a/Documentation/filesystems/fscrypt.rst
+++ b/Documentation/filesystems/fscrypt.rst
@@ -176,11 +176,11 @@ Master Keys
Each encrypted directory tree is protected by a *master key*. Master
keys can be up to 64 bytes long, and must be at least as long as the
-greater of the key length needed by the contents and filenames
-encryption modes being used. For example, if AES-256-XTS is used for
-contents encryption, the master key must be 64 bytes (512 bits). Note
-that the XTS mode is defined to require a key twice as long as that
-required by the underlying block cipher.
+greater of the security strength of the contents and filenames
+encryption modes being used. For example, if any AES-256 mode is
+used, the master key must be at least 256 bits, i.e. 32 bytes. A
+stricter requirement applies if the key is used by a v1 encryption
+policy and AES-256-XTS is used; such keys must be 64 bytes.
To "unlock" an encrypted directory tree, userspace must provide the
appropriate master key. There can be any number of master keys, each
diff --git a/Makefile b/Makefile
index 756479b101f8..71fdc74801e0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 79
+SUBLEVEL = 80
EXTRAVERSION =
NAME = Dare mighty things
diff --git a/arch/Kconfig b/arch/Kconfig
index 69fe7133c765..632d60e13494 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -1026,6 +1026,9 @@ config RELR
config ARCH_HAS_MEM_ENCRYPT
bool
+config ARCH_HAS_CC_PLATFORM
+ bool
+
config HAVE_SPARSE_SYSCALL_NR
bool
help
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index e15f76ca2887..0e5a8765e60b 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -60,15 +60,15 @@ KBUILD_CFLAGS += $(call cc-option,-fno-ipa-sra)
# Note that GCC does not numerically define an architecture version
# macro, but instead defines a whole series of macros which makes
# testing for a specific architecture or later rather impossible.
-arch-$(CONFIG_CPU_32v7M) =-D__LINUX_ARM_ARCH__=7 -march=armv7-m -Wa,-march=armv7-m
-arch-$(CONFIG_CPU_32v7) =-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
-arch-$(CONFIG_CPU_32v6) =-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
+arch-$(CONFIG_CPU_32v7M) =-D__LINUX_ARM_ARCH__=7 -march=armv7-m
+arch-$(CONFIG_CPU_32v7) =-D__LINUX_ARM_ARCH__=7 -march=armv7-a
+arch-$(CONFIG_CPU_32v6) =-D__LINUX_ARM_ARCH__=6 -march=armv6
# Only override the compiler option if ARMv6. The ARMv6K extensions are
# always available in ARMv7
ifeq ($(CONFIG_CPU_32v6),y)
-arch-$(CONFIG_CPU_32v6K) =-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
+arch-$(CONFIG_CPU_32v6K) =-D__LINUX_ARM_ARCH__=6 -march=armv6k
endif
-arch-$(CONFIG_CPU_32v5) =-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
+arch-$(CONFIG_CPU_32v5) =-D__LINUX_ARM_ARCH__=5 -march=armv5te
arch-$(CONFIG_CPU_32v4T) =-D__LINUX_ARM_ARCH__=4 -march=armv4t
arch-$(CONFIG_CPU_32v4) =-D__LINUX_ARM_ARCH__=4 -march=armv4
arch-$(CONFIG_CPU_32v3) =-D__LINUX_ARM_ARCH__=3 -march=armv3m
@@ -82,7 +82,7 @@ tune-$(CONFIG_CPU_ARM720T) =-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM740T) =-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM9TDMI) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM940T) =-mtune=arm9tdmi
-tune-$(CONFIG_CPU_ARM946E) =$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
+tune-$(CONFIG_CPU_ARM946E) =-mtune=arm9e
tune-$(CONFIG_CPU_ARM920T) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM922T) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM925T) =-mtune=arm9tdmi
@@ -90,11 +90,11 @@ tune-$(CONFIG_CPU_ARM926T) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_FA526) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_SA110) =-mtune=strongarm110
tune-$(CONFIG_CPU_SA1100) =-mtune=strongarm1100
-tune-$(CONFIG_CPU_XSCALE) =$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
-tune-$(CONFIG_CPU_XSC3) =$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
-tune-$(CONFIG_CPU_FEROCEON) =$(call cc-option,-mtune=marvell-f,-mtune=xscale)
-tune-$(CONFIG_CPU_V6) =$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
-tune-$(CONFIG_CPU_V6K) =$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
+tune-$(CONFIG_CPU_XSCALE) =-mtune=xscale
+tune-$(CONFIG_CPU_XSC3) =-mtune=xscale
+tune-$(CONFIG_CPU_FEROCEON) =-mtune=xscale
+tune-$(CONFIG_CPU_V6) =-mtune=arm1136j-s
+tune-$(CONFIG_CPU_V6K) =-mtune=arm1136j-s
# Evaluate tune cc-option calls now
tune-y := $(tune-y)
diff --git a/arch/arm/boot/dts/at91-tse850-3.dts b/arch/arm/boot/dts/at91-tse850-3.dts
index 3ca97b47c69c..7e5c598e7e68 100644
--- a/arch/arm/boot/dts/at91-tse850-3.dts
+++ b/arch/arm/boot/dts/at91-tse850-3.dts
@@ -262,7 +262,7 @@ &pwm0 {
&macb1 {
status = "okay";
- phy-mode = "rgmii";
+ phy-mode = "rmii";
#address-cells = <1>;
#size-cells = <0>;
diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
index 61c7b137607e..7900aac4f35a 100644
--- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
+++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
@@ -20,7 +20,7 @@ chosen {
bootargs = "console=ttyS0,115200 earlycon";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>,
<0x88000000 0x08000000>;
diff --git a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts
index 6c6bb7b17d27..7546c8d07bcd 100644
--- a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts
+++ b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts
@@ -19,7 +19,7 @@ chosen {
bootargs = "console=ttyS0,115200";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>,
<0x88000000 0x08000000>;
diff --git a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts
index d29e7f80ea6a..beae9eab9cb8 100644
--- a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts
+++ b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts
@@ -19,7 +19,7 @@ chosen {
bootargs = "console=ttyS0,115200";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>,
<0x88000000 0x18000000>;
diff --git a/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts b/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts
index 38fbefdf2e4e..ee94455a7236 100644
--- a/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts
+++ b/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts
@@ -16,7 +16,7 @@ chosen {
bootargs = "console=ttyS0,115200";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>,
<0x88000000 0x08000000>;
diff --git a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts
index 7989a53597d4..56d309dbc6b0 100644
--- a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts
+++ b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts
@@ -19,7 +19,7 @@ chosen {
bootargs = "console=ttyS0,115200";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>,
<0x88000000 0x08000000>;
diff --git a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts
index 87b655be674c..184e3039aa86 100644
--- a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts
+++ b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts
@@ -30,7 +30,7 @@ chosen {
bootargs = "console=ttyS0,115200";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>,
<0x88000000 0x08000000>;
diff --git a/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts b/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts
index f806be5da723..c2a266a439d0 100644
--- a/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts
+++ b/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts
@@ -15,7 +15,7 @@ chosen {
bootargs = "console=ttyS0,115200 earlycon";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>;
};
diff --git a/arch/arm/boot/dts/bcm47094-luxul-xwc-2000.dts b/arch/arm/boot/dts/bcm47094-luxul-xwc-2000.dts
index 2666195b6ffe..3d415d874bd3 100644
--- a/arch/arm/boot/dts/bcm47094-luxul-xwc-2000.dts
+++ b/arch/arm/boot/dts/bcm47094-luxul-xwc-2000.dts
@@ -16,7 +16,7 @@ chosen {
bootargs = "earlycon";
};
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>,
<0x88000000 0x18000000>;
diff --git a/arch/arm/boot/dts/bcm53016-meraki-mr32.dts b/arch/arm/boot/dts/bcm53016-meraki-mr32.dts
index 3b978dc8997a..612d61852bfb 100644
--- a/arch/arm/boot/dts/bcm53016-meraki-mr32.dts
+++ b/arch/arm/boot/dts/bcm53016-meraki-mr32.dts
@@ -20,7 +20,7 @@ chosen {
bootargs = " console=ttyS0,115200n8 earlycon";
};
- memory {
+ memory@0 {
reg = <0x00000000 0x08000000>;
device_type = "memory";
};
diff --git a/arch/arm/boot/dts/bcm94708.dts b/arch/arm/boot/dts/bcm94708.dts
index 3d13e46c6949..d9eb2040b963 100644
--- a/arch/arm/boot/dts/bcm94708.dts
+++ b/arch/arm/boot/dts/bcm94708.dts
@@ -38,7 +38,7 @@ / {
model = "NorthStar SVK (BCM94708)";
compatible = "brcm,bcm94708", "brcm,bcm4708";
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>;
};
diff --git a/arch/arm/boot/dts/bcm94709.dts b/arch/arm/boot/dts/bcm94709.dts
index 5017b7b259cb..618c812eef73 100644
--- a/arch/arm/boot/dts/bcm94709.dts
+++ b/arch/arm/boot/dts/bcm94709.dts
@@ -38,7 +38,7 @@ / {
model = "NorthStar SVK (BCM94709)";
compatible = "brcm,bcm94709", "brcm,bcm4709", "brcm,bcm4708";
- memory {
+ memory@0 {
device_type = "memory";
reg = <0x00000000 0x08000000>;
};
diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
index 7b8c18e6605e..80c9e5e34136 100644
--- a/arch/arm/boot/dts/omap3-gta04.dtsi
+++ b/arch/arm/boot/dts/omap3-gta04.dtsi
@@ -515,7 +515,7 @@ bma180@41 {
compatible = "bosch,bma180";
reg = <0x41>;
pinctrl-names = "default";
- pintcrl-0 = <&bma180_pins>;
+ pinctrl-0 = <&bma180_pins>;
interrupt-parent = <&gpio4>;
interrupts = <19 IRQ_TYPE_LEVEL_HIGH>; /* GPIO_115 */
};
diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index 51f5f904f9eb..5f7426fb4e41 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -1528,8 +1528,8 @@ dsi_phy0: dsi-phy@fd922a00 {
#phy-cells = <0>;
qcom,dsi-phy-index = <0>;
- clocks = <&mmcc MDSS_AHB_CLK>;
- clock-names = "iface";
+ clocks = <&mmcc MDSS_AHB_CLK>, <&xo_board>;
+ clock-names = "iface", "ref";
};
};
diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
index dee4d32ab32c..ccf66adbbf62 100644
--- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
@@ -1091,7 +1091,7 @@ pins {
};
};
- sai2a_pins_c: sai2a-4 {
+ sai2a_pins_c: sai2a-2 {
pins {
pinmux = <STM32_PINMUX('D', 13, AF10)>, /* SAI2_SCK_A */
<STM32_PINMUX('D', 11, AF10)>, /* SAI2_SD_A */
@@ -1102,7 +1102,7 @@ pins {
};
};
- sai2a_sleep_pins_c: sai2a-5 {
+ sai2a_sleep_pins_c: sai2a-2 {
pins {
pinmux = <STM32_PINMUX('D', 13, ANALOG)>, /* SAI2_SCK_A */
<STM32_PINMUX('D', 11, ANALOG)>, /* SAI2_SD_A */
@@ -1147,14 +1147,14 @@ pins {
};
};
- sai2b_pins_c: sai2a-4 {
+ sai2b_pins_c: sai2b-2 {
pins1 {
pinmux = <STM32_PINMUX('F', 11, AF10)>; /* SAI2_SD_B */
bias-disable;
};
};
- sai2b_sleep_pins_c: sai2a-sleep-5 {
+ sai2b_sleep_pins_c: sai2b-sleep-2 {
pins {
pinmux = <STM32_PINMUX('F', 11, ANALOG)>; /* SAI2_SD_B */
};
diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi
index b479016fef00..7a0ef01de969 100644
--- a/arch/arm/boot/dts/stm32mp151.dtsi
+++ b/arch/arm/boot/dts/stm32mp151.dtsi
@@ -811,7 +811,7 @@ sai1a: audio-controller@4400a004 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
- reg = <0x4 0x1c>;
+ reg = <0x4 0x20>;
clocks = <&rcc SAI1_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 87 0x400 0x01>;
@@ -821,7 +821,7 @@ sai1a: audio-controller@4400a004 {
sai1b: audio-controller@4400a024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
- reg = <0x24 0x1c>;
+ reg = <0x24 0x20>;
clocks = <&rcc SAI1_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 88 0x400 0x01>;
@@ -842,7 +842,7 @@ sai2: sai@4400b000 {
sai2a: audio-controller@4400b004 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
- reg = <0x4 0x1c>;
+ reg = <0x4 0x20>;
clocks = <&rcc SAI2_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 89 0x400 0x01>;
@@ -852,7 +852,7 @@ sai2a: audio-controller@4400b004 {
sai2b: audio-controller@4400b024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
- reg = <0x24 0x1c>;
+ reg = <0x24 0x20>;
clocks = <&rcc SAI2_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 90 0x400 0x01>;
@@ -873,7 +873,7 @@ sai3: sai@4400c000 {
sai3a: audio-controller@4400c004 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
- reg = <0x04 0x1c>;
+ reg = <0x04 0x20>;
clocks = <&rcc SAI3_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 113 0x400 0x01>;
@@ -883,7 +883,7 @@ sai3a: audio-controller@4400c004 {
sai3b: audio-controller@4400c024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
- reg = <0x24 0x1c>;
+ reg = <0x24 0x20>;
clocks = <&rcc SAI3_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 114 0x400 0x01>;
@@ -1250,7 +1250,7 @@ sai4: sai@50027000 {
sai4a: audio-controller@50027004 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
- reg = <0x04 0x1c>;
+ reg = <0x04 0x20>;
clocks = <&rcc SAI4_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 99 0x400 0x01>;
@@ -1260,7 +1260,7 @@ sai4a: audio-controller@50027004 {
sai4b: audio-controller@50027024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
- reg = <0x24 0x1c>;
+ reg = <0x24 0x20>;
clocks = <&rcc SAI4_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 100 0x400 0x01>;
diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcor-som.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcor-som.dtsi
index a9eb82b2f170..5af32140e128 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcor-som.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcor-som.dtsi
@@ -198,7 +198,7 @@ flash0: flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-rx-bus-width = <4>;
- spi-max-frequency = <108000000>;
+ spi-max-frequency = <50000000>;
#address-cells = <1>;
#size-cells = <1>;
};
diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts
index 9ba62774e89a..488933b87ad5 100644
--- a/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts
+++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts
@@ -112,7 +112,7 @@ &gmac {
pinctrl-names = "default";
pinctrl-0 = <&gmac_rgmii_pins>;
phy-handle = <&phy1>;
- phy-mode = "rgmii";
+ phy-mode = "rgmii-id";
status = "okay";
};
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index 76ea4178a55c..db798eac7431 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -54,8 +54,7 @@ int notrace unwind_frame(struct stackframe *frame)
frame->sp = frame->fp;
frame->fp = *(unsigned long *)(fp);
- frame->pc = frame->lr;
- frame->lr = *(unsigned long *)(fp + 4);
+ frame->pc = *(unsigned long *)(fp + 4);
#else
/* check current frame pointer is within bounds */
if (fp < low + 12 || fp > high - 4)
diff --git a/arch/arm/mach-s3c/irq-s3c24xx.c b/arch/arm/mach-s3c/irq-s3c24xx.c
index 79b5f19af7a5..19fb9bdf446b 100644
--- a/arch/arm/mach-s3c/irq-s3c24xx.c
+++ b/arch/arm/mach-s3c/irq-s3c24xx.c
@@ -360,11 +360,25 @@ static inline int s3c24xx_handle_intc(struct s3c_irq_intc *intc,
asmlinkage void __exception_irq_entry s3c24xx_handle_irq(struct pt_regs *regs)
{
do {
- if (likely(s3c_intc[0]))
- if (s3c24xx_handle_intc(s3c_intc[0], regs, 0))
- continue;
+ /*
+ * For platform based machines, neither ERR nor NULL can happen here.
+ * The s3c24xx_handle_irq() will be set as IRQ handler iff this succeeds:
+ *
+ * s3c_intc[0] = s3c24xx_init_intc()
+ *
+ * If this fails, the next calls to s3c24xx_init_intc() won't be executed.
+ *
+ * For DT machine, s3c_init_intc_of() could set the IRQ handler without
+ * setting s3c_intc[0] only if it was called with num_ctrl=0. There is no
+ * such code path, so again the s3c_intc[0] will have a valid pointer if
+ * set_handle_irq() is called.
+ *
+ * Therefore in s3c24xx_handle_irq(), the s3c_intc[0] is always something.
+ */
+ if (s3c24xx_handle_intc(s3c_intc[0], regs, 0))
+ continue;
- if (s3c_intc[2])
+ if (!IS_ERR_OR_NULL(s3c_intc[2]))
if (s3c24xx_handle_intc(s3c_intc[2], regs, 64))
continue;
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 02692fbe2db5..423a97dd2f57 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -753,7 +753,7 @@ config CPU_BIG_ENDIAN
config CPU_ENDIAN_BE8
bool
depends on CPU_BIG_ENDIAN
- default CPU_V6 || CPU_V6K || CPU_V7
+ default CPU_V6 || CPU_V6K || CPU_V7 || CPU_V7M
help
Support for the BE-8 (big-endian) mode on ARMv6 and ARMv7 processors.
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index fa259825310c..4df688f41072 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -391,9 +391,9 @@ void __set_fixmap(enum fixed_addresses idx, phys_addr_t phys, pgprot_t prot)
FIXADDR_END);
BUG_ON(idx >= __end_of_fixed_addresses);
- /* we only support device mappings until pgprot_kernel has been set */
+ /* We support only device mappings before pgprot_kernel is set. */
if (WARN_ON(pgprot_val(prot) != pgprot_val(FIXMAP_PAGE_IO) &&
- pgprot_val(pgprot_kernel) == 0))
+ pgprot_val(prot) && pgprot_val(pgprot_kernel) == 0))
return;
if (pgprot_val(prot))
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
index b00d0468c753..4d5b3e514b51 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
@@ -139,7 +139,7 @@ vddcpu: regulator-vddcpu {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&dc_in>;
+ pwm-supply = <&dc_in>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
index a26bfe72550f..4b5d11e56364 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
@@ -139,7 +139,7 @@ vddcpu: regulator-vddcpu {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
index 463a72d6bb7c..26b5d9327324 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
@@ -139,7 +139,7 @@ vddcpu: regulator-vddcpu {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&dc_in>;
+ pwm-supply = <&dc_in>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi
index f42cf4b8af2d..16dd409051b4 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi
@@ -18,7 +18,7 @@ vddcpu_a: regulator-vddcpu-a {
regulator-min-microvolt = <690000>;
regulator-max-microvolt = <1050000>;
- vin-supply = <&dc_in>;
+ pwm-supply = <&dc_in>;
pwms = <&pwm_ab 0 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -37,7 +37,7 @@ vddcpu_b: regulator-vddcpu-b {
regulator-min-microvolt = <690000>;
regulator-max-microvolt = <1050000>;
- vin-supply = <&vsys_3v3>;
+ pwm-supply = <&vsys_3v3>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
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 39a09661c5f6..59b5f3908875 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
@@ -128,7 +128,7 @@ vddcpu_a: regulator-vddcpu-a {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_ab 0 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -147,7 +147,7 @@ vddcpu_b: regulator-vddcpu-b {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi
index feb088504740..b40d2c1002c9 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi
@@ -96,7 +96,7 @@ vddcpu_a: regulator-vddcpu-a {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_ab 0 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -115,7 +115,7 @@ vddcpu_b: regulator-vddcpu-b {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index 0e34ed48b9fa..b1ffc056eea0 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -1322,11 +1322,17 @@ sound: sound@7702000 {
lpass: audio-controller@7708000 {
status = "disabled";
compatible = "qcom,lpass-cpu-apq8016";
+
+ /*
+ * Note: Unlike the name would suggest, the SEC_I2S_CLK
+ * is actually only used by Tertiary MI2S while
+ * Primary/Secondary MI2S both use the PRI_I2S_CLK.
+ */
clocks = <&gcc GCC_ULTAUDIO_AHBFABRIC_IXFABRIC_CLK>,
<&gcc GCC_ULTAUDIO_PCNOC_MPORT_CLK>,
<&gcc GCC_ULTAUDIO_PCNOC_SWAY_CLK>,
<&gcc GCC_ULTAUDIO_LPAIF_PRI_I2S_CLK>,
- <&gcc GCC_ULTAUDIO_LPAIF_SEC_I2S_CLK>,
+ <&gcc GCC_ULTAUDIO_LPAIF_PRI_I2S_CLK>,
<&gcc GCC_ULTAUDIO_LPAIF_SEC_I2S_CLK>,
<&gcc GCC_ULTAUDIO_LPAIF_AUX_I2S_CLK>;
diff --git a/arch/arm64/boot/dts/qcom/pm8916.dtsi b/arch/arm64/boot/dts/qcom/pm8916.dtsi
index f931cb0de231..42180f1b5dbb 100644
--- a/arch/arm64/boot/dts/qcom/pm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8916.dtsi
@@ -86,7 +86,6 @@ adc-chan@f {
rtc@6000 {
compatible = "qcom,pm8941-rtc";
reg = <0x6000>;
- reg-names = "rtc", "alarm";
interrupts = <0x0 0x61 0x1 IRQ_TYPE_EDGE_RISING>;
};
diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
index 3c73dfc430af..929c7910c68d 100644
--- a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
@@ -54,6 +54,7 @@ wlan_pwrseq: wlan_pwrseq {
&avb {
pinctrl-0 = <&avb_pins>;
pinctrl-names = "default";
+ phy-mode = "rgmii-rxid";
phy-handle = <&phy0>;
rx-internal-delay-ps = <1800>;
tx-internal-delay-ps = <2000>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index e546c9d1d646..72112fe05a5c 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -603,7 +603,7 @@ saradc: adc@ff280000 {
gpu: gpu@ff300000 {
compatible = "rockchip,rk3328-mali", "arm,mali-450";
- reg = <0x0 0xff300000 0x0 0x40000>;
+ reg = <0x0 0xff300000 0x0 0x30000>;
interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 6ffdebd60122..85526f72b461 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -629,7 +629,7 @@ pcie0_rc: pcie@2900000 {
clock-names = "fck";
#address-cells = <3>;
#size-cells = <2>;
- bus-range = <0x0 0xf>;
+ bus-range = <0x0 0xff>;
vendor-id = <0x104c>;
device-id = <0xb00d>;
msi-map = <0x0 &gic_its 0x0 0x10000>;
@@ -656,7 +656,7 @@ pcie0_ep: pcie-ep@2900000 {
clock-names = "fck";
cdns,max-outbound-regions = <16>;
max-functions = /bits/ 8 <6>;
- max-virtual-functions = /bits/ 16 <4 4 4 4 0 0>;
+ max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
dma-coherent;
};
@@ -678,7 +678,7 @@ pcie1_rc: pcie@2910000 {
clock-names = "fck";
#address-cells = <3>;
#size-cells = <2>;
- bus-range = <0x0 0xf>;
+ bus-range = <0x0 0xff>;
vendor-id = <0x104c>;
device-id = <0xb00d>;
msi-map = <0x0 &gic_its 0x10000 0x10000>;
@@ -705,7 +705,7 @@ pcie1_ep: pcie-ep@2910000 {
clock-names = "fck";
cdns,max-outbound-regions = <16>;
max-functions = /bits/ 8 <6>;
- max-virtual-functions = /bits/ 16 <4 4 4 4 0 0>;
+ max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
dma-coherent;
};
@@ -727,7 +727,7 @@ pcie2_rc: pcie@2920000 {
clock-names = "fck";
#address-cells = <3>;
#size-cells = <2>;
- bus-range = <0x0 0xf>;
+ bus-range = <0x0 0xff>;
vendor-id = <0x104c>;
device-id = <0xb00d>;
msi-map = <0x0 &gic_its 0x20000 0x10000>;
@@ -754,7 +754,7 @@ pcie2_ep: pcie-ep@2920000 {
clock-names = "fck";
cdns,max-outbound-regions = <16>;
max-functions = /bits/ 8 <6>;
- max-virtual-functions = /bits/ 16 <4 4 4 4 0 0>;
+ max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
dma-coherent;
};
@@ -776,7 +776,7 @@ pcie3_rc: pcie@2930000 {
clock-names = "fck";
#address-cells = <3>;
#size-cells = <2>;
- bus-range = <0x0 0xf>;
+ bus-range = <0x0 0xff>;
vendor-id = <0x104c>;
device-id = <0xb00d>;
msi-map = <0x0 &gic_its 0x30000 0x10000>;
@@ -803,7 +803,7 @@ pcie3_ep: pcie-ep@2930000 {
clock-names = "fck";
cdns,max-outbound-regions = <16>;
max-functions = /bits/ 8 <6>;
- max-virtual-functions = /bits/ 16 <4 4 4 4 0 0>;
+ max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
dma-coherent;
#address-cells = <2>;
#size-cells = <2>;
diff --git a/arch/arm64/include/asm/esr.h b/arch/arm64/include/asm/esr.h
index 85a3e49f92f4..4a76f566e44f 100644
--- a/arch/arm64/include/asm/esr.h
+++ b/arch/arm64/include/asm/esr.h
@@ -68,6 +68,7 @@
#define ESR_ELx_EC_MAX (0x3F)
#define ESR_ELx_EC_SHIFT (26)
+#define ESR_ELx_EC_WIDTH (6)
#define ESR_ELx_EC_MASK (UL(0x3F) << ESR_ELx_EC_SHIFT)
#define ESR_ELx_EC(esr) (((esr) & ESR_ELx_EC_MASK) >> ESR_ELx_EC_SHIFT)
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 10ffbc96ac31..f3a70dc7c594 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -69,9 +69,15 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
* page table entry, taking care of 52-bit addresses.
*/
#ifdef CONFIG_ARM64_PA_BITS_52
-#define __pte_to_phys(pte) \
- ((pte_val(pte) & PTE_ADDR_LOW) | ((pte_val(pte) & PTE_ADDR_HIGH) << 36))
-#define __phys_to_pte_val(phys) (((phys) | ((phys) >> 36)) & PTE_ADDR_MASK)
+static inline phys_addr_t __pte_to_phys(pte_t pte)
+{
+ return (pte_val(pte) & PTE_ADDR_LOW) |
+ ((pte_val(pte) & PTE_ADDR_HIGH) << 36);
+}
+static inline pteval_t __phys_to_pte_val(phys_addr_t phys)
+{
+ return (phys | (phys >> 36)) & PTE_ADDR_MASK;
+}
#else
#define __pte_to_phys(pte) (pte_val(pte) & PTE_ADDR_MASK)
#define __phys_to_pte_val(phys) (phys)
diff --git a/arch/arm64/kvm/hyp/hyp-entry.S b/arch/arm64/kvm/hyp/hyp-entry.S
index 0a5b36eb54b3..bcbead3746c6 100644
--- a/arch/arm64/kvm/hyp/hyp-entry.S
+++ b/arch/arm64/kvm/hyp/hyp-entry.S
@@ -43,7 +43,7 @@
el1_sync: // Guest trapped into EL2
mrs x0, esr_el2
- lsr x0, x0, #ESR_ELx_EC_SHIFT
+ ubfx x0, x0, #ESR_ELx_EC_SHIFT, #ESR_ELx_EC_WIDTH
cmp x0, #ESR_ELx_EC_HVC64
ccmp x0, #ESR_ELx_EC_HVC32, #4, ne
b.ne el1_trap
diff --git a/arch/arm64/kvm/hyp/nvhe/host.S b/arch/arm64/kvm/hyp/nvhe/host.S
index 4ce934fc1f72..4f57a803d1c8 100644
--- a/arch/arm64/kvm/hyp/nvhe/host.S
+++ b/arch/arm64/kvm/hyp/nvhe/host.S
@@ -97,7 +97,7 @@ SYM_FUNC_END(__hyp_do_panic)
.L__vect_start\@:
stp x0, x1, [sp, #-16]!
mrs x0, esr_el2
- lsr x0, x0, #ESR_ELx_EC_SHIFT
+ ubfx x0, x0, #ESR_ELx_EC_SHIFT, #ESR_ELx_EC_WIDTH
cmp x0, #ESR_ELx_EC_HVC64
ldp x0, x1, [sp], #16
b.ne __host_exit
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 58dc93e56617..2601a514d8c4 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -1492,6 +1492,11 @@ int arch_add_memory(int nid, u64 start, u64 size,
if (ret)
__remove_pgd_mapping(swapper_pg_dir,
__phys_to_virt(start), size);
+ else {
+ max_pfn = PFN_UP(start + size);
+ max_low_pfn = max_pfn;
+ }
+
return ret;
}
diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c
index 345066b8e9fc..064577ff9ff5 100644
--- a/arch/arm64/net/bpf_jit_comp.c
+++ b/arch/arm64/net/bpf_jit_comp.c
@@ -1134,6 +1134,11 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog)
return prog;
}
+u64 bpf_jit_alloc_exec_limit(void)
+{
+ return BPF_JIT_REGION_SIZE;
+}
+
void *bpf_jit_alloc_exec(unsigned long size)
{
return __vmalloc_node_range(size, PAGE_SIZE, BPF_JIT_REGION_START,
diff --git a/arch/ia64/Kconfig.debug b/arch/ia64/Kconfig.debug
index 40ca23bd228d..2ce008e2d164 100644
--- a/arch/ia64/Kconfig.debug
+++ b/arch/ia64/Kconfig.debug
@@ -39,7 +39,7 @@ config DISABLE_VHPT
config IA64_DEBUG_CMPXCHG
bool "Turn on compare-and-exchange bug checking (slow!)"
- depends on DEBUG_KERNEL
+ depends on DEBUG_KERNEL && PRINTK
help
Selecting this option turns on bug checking for the IA-64
compare-and-exchange instructions. This is slow! Itaniums
diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c
index fc1ff8a4d7de..ca4b4fa45aef 100644
--- a/arch/ia64/kernel/kprobes.c
+++ b/arch/ia64/kernel/kprobes.c
@@ -398,7 +398,8 @@ static void kretprobe_trampoline(void)
int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
{
- regs->cr_iip = __kretprobe_trampoline_handler(regs, kretprobe_trampoline, NULL);
+ regs->cr_iip = __kretprobe_trampoline_handler(regs,
+ dereference_function_descriptor(kretprobe_trampoline), NULL);
/*
* By returning a non-zero value, we are telling
* kprobe_handler() that we don't want the post_handler
@@ -414,7 +415,7 @@ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
ri->fp = NULL;
/* Replace the return addr with trampoline addr */
- regs->b0 = ((struct fnptr *)kretprobe_trampoline)->ip;
+ regs->b0 = (unsigned long)dereference_function_descriptor(kretprobe_trampoline);
}
/* Check the instruction in the slot is break */
@@ -918,14 +919,14 @@ static struct kprobe trampoline_p = {
int __init arch_init_kprobes(void)
{
trampoline_p.addr =
- (kprobe_opcode_t *)((struct fnptr *)kretprobe_trampoline)->ip;
+ dereference_function_descriptor(kretprobe_trampoline);
return register_kprobe(&trampoline_p);
}
int __kprobes arch_trampoline_kprobe(struct kprobe *p)
{
if (p->addr ==
- (kprobe_opcode_t *)((struct fnptr *)kretprobe_trampoline)->ip)
+ dereference_function_descriptor(kretprobe_trampoline))
return 1;
return 0;
diff --git a/arch/m68k/Kconfig.machine b/arch/m68k/Kconfig.machine
index e161a4e1493b..51a878803fb6 100644
--- a/arch/m68k/Kconfig.machine
+++ b/arch/m68k/Kconfig.machine
@@ -191,6 +191,7 @@ config INIT_LCD
config MEMORY_RESERVE
int "Memory reservation (MiB)"
depends on (UCSIMM || UCDIMM)
+ default 0
help
Reserve certain memory regions on 68x328 based boards.
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 1a63f592034e..5c6e9ed9b2a7 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1380,6 +1380,7 @@ config CPU_LOONGSON64
select MIPS_ASID_BITS_VARIABLE
select MIPS_PGD_C0_CONTEXT
select MIPS_L1_CACHE_SHIFT_6
+ select MIPS_FP_SUPPORT
select GPIOLIB
select SWIOTLB
select HAVE_KVM
diff --git a/arch/mips/include/asm/cmpxchg.h b/arch/mips/include/asm/cmpxchg.h
index ed8f3f3c4304..3e9c41f69165 100644
--- a/arch/mips/include/asm/cmpxchg.h
+++ b/arch/mips/include/asm/cmpxchg.h
@@ -249,6 +249,7 @@ static inline unsigned long __cmpxchg64(volatile void *ptr,
/* Load 64 bits from ptr */
" " __SYNC(full, loongson3_war) " \n"
"1: lld %L0, %3 # __cmpxchg64 \n"
+ " .set pop \n"
/*
* Split the 64 bit value we loaded into the 2 registers that hold the
* ret variable.
@@ -276,12 +277,14 @@ static inline unsigned long __cmpxchg64(volatile void *ptr,
" or %L1, %L1, $at \n"
" .set at \n"
# endif
+ " .set push \n"
+ " .set " MIPS_ISA_ARCH_LEVEL " \n"
/* Attempt to store new at ptr */
" scd %L1, %2 \n"
/* If we failed, loop! */
"\t" __SC_BEQZ "%L1, 1b \n"
- " .set pop \n"
"2: " __SYNC(full, loongson3_war) " \n"
+ " .set pop \n"
: "=&r"(ret),
"=&r"(tmp),
"=" GCC_OFF_SMALL_ASM() (*(unsigned long long *)ptr)
diff --git a/arch/mips/include/asm/mips-cm.h b/arch/mips/include/asm/mips-cm.h
index aeae2effa123..23c67c0871b1 100644
--- a/arch/mips/include/asm/mips-cm.h
+++ b/arch/mips/include/asm/mips-cm.h
@@ -11,6 +11,7 @@
#ifndef __MIPS_ASM_MIPS_CM_H__
#define __MIPS_ASM_MIPS_CM_H__
+#include <linux/bitfield.h>
#include <linux/bitops.h>
#include <linux/errno.h>
@@ -153,8 +154,8 @@ GCR_ACCESSOR_RO(32, 0x030, rev)
#define CM_GCR_REV_MINOR GENMASK(7, 0)
#define CM_ENCODE_REV(major, minor) \
- (((major) << __ffs(CM_GCR_REV_MAJOR)) | \
- ((minor) << __ffs(CM_GCR_REV_MINOR)))
+ (FIELD_PREP(CM_GCR_REV_MAJOR, major) | \
+ FIELD_PREP(CM_GCR_REV_MINOR, minor))
#define CM_REV_CM2 CM_ENCODE_REV(6, 0)
#define CM_REV_CM2_5 CM_ENCODE_REV(7, 0)
@@ -362,10 +363,10 @@ static inline int mips_cm_revision(void)
static inline unsigned int mips_cm_max_vp_width(void)
{
extern int smp_num_siblings;
- uint32_t cfg;
if (mips_cm_revision() >= CM_REV_CM3)
- return read_gcr_sys_config2() & CM_GCR_SYS_CONFIG2_MAXVPW;
+ return FIELD_GET(CM_GCR_SYS_CONFIG2_MAXVPW,
+ read_gcr_sys_config2());
if (mips_cm_present()) {
/*
@@ -373,8 +374,7 @@ static inline unsigned int mips_cm_max_vp_width(void)
* number of VP(E)s, and if that ever changes then this will
* need revisiting.
*/
- cfg = read_gcr_cl_config() & CM_GCR_Cx_CONFIG_PVPE;
- return (cfg >> __ffs(CM_GCR_Cx_CONFIG_PVPE)) + 1;
+ return FIELD_GET(CM_GCR_Cx_CONFIG_PVPE, read_gcr_cl_config()) + 1;
}
if (IS_ENABLED(CONFIG_SMP))
diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c
index f60af512c877..72c8374a3900 100644
--- a/arch/mips/kernel/mips-cm.c
+++ b/arch/mips/kernel/mips-cm.c
@@ -221,8 +221,7 @@ static void mips_cm_probe_l2sync(void)
phys_addr_t addr;
/* L2-only sync was introduced with CM major revision 6 */
- major_rev = (read_gcr_rev() & CM_GCR_REV_MAJOR) >>
- __ffs(CM_GCR_REV_MAJOR);
+ major_rev = FIELD_GET(CM_GCR_REV_MAJOR, read_gcr_rev());
if (major_rev < 6)
return;
@@ -305,13 +304,13 @@ void mips_cm_lock_other(unsigned int cluster, unsigned int core,
preempt_disable();
if (cm_rev >= CM_REV_CM3) {
- val = core << __ffs(CM3_GCR_Cx_OTHER_CORE);
- val |= vp << __ffs(CM3_GCR_Cx_OTHER_VP);
+ val = FIELD_PREP(CM3_GCR_Cx_OTHER_CORE, core) |
+ FIELD_PREP(CM3_GCR_Cx_OTHER_VP, vp);
if (cm_rev >= CM_REV_CM3_5) {
val |= CM_GCR_Cx_OTHER_CLUSTER_EN;
- val |= cluster << __ffs(CM_GCR_Cx_OTHER_CLUSTER);
- val |= block << __ffs(CM_GCR_Cx_OTHER_BLOCK);
+ val |= FIELD_PREP(CM_GCR_Cx_OTHER_CLUSTER, cluster);
+ val |= FIELD_PREP(CM_GCR_Cx_OTHER_BLOCK, block);
} else {
WARN_ON(cluster != 0);
WARN_ON(block != CM_GCR_Cx_OTHER_BLOCK_LOCAL);
@@ -341,7 +340,7 @@ void mips_cm_lock_other(unsigned int cluster, unsigned int core,
spin_lock_irqsave(&per_cpu(cm_core_lock, curr_core),
per_cpu(cm_core_lock_flags, curr_core));
- val = core << __ffs(CM_GCR_Cx_OTHER_CORENUM);
+ val = FIELD_PREP(CM_GCR_Cx_OTHER_CORENUM, core);
}
write_gcr_cl_other(val);
@@ -385,8 +384,8 @@ void mips_cm_error_report(void)
cm_other = read_gcr_error_mult();
if (revision < CM_REV_CM3) { /* CM2 */
- cause = cm_error >> __ffs(CM_GCR_ERROR_CAUSE_ERRTYPE);
- ocause = cm_other >> __ffs(CM_GCR_ERROR_MULT_ERR2ND);
+ cause = FIELD_GET(CM_GCR_ERROR_CAUSE_ERRTYPE, cm_error);
+ ocause = FIELD_GET(CM_GCR_ERROR_MULT_ERR2ND, cm_other);
if (!cause)
return;
@@ -444,8 +443,8 @@ void mips_cm_error_report(void)
ulong core_id_bits, vp_id_bits, cmd_bits, cmd_group_bits;
ulong cm3_cca_bits, mcp_bits, cm3_tr_bits, sched_bit;
- cause = cm_error >> __ffs64(CM3_GCR_ERROR_CAUSE_ERRTYPE);
- ocause = cm_other >> __ffs(CM_GCR_ERROR_MULT_ERR2ND);
+ cause = FIELD_GET(CM3_GCR_ERROR_CAUSE_ERRTYPE, cm_error);
+ ocause = FIELD_GET(CM_GCR_ERROR_MULT_ERR2ND, cm_other);
if (!cause)
return;
diff --git a/arch/mips/kernel/r2300_fpu.S b/arch/mips/kernel/r2300_fpu.S
index 12e58053544f..cbf6db98cfb3 100644
--- a/arch/mips/kernel/r2300_fpu.S
+++ b/arch/mips/kernel/r2300_fpu.S
@@ -29,8 +29,8 @@
#define EX2(a,b) \
9: a,##b; \
.section __ex_table,"a"; \
- PTR 9b,bad_stack; \
- PTR 9b+4,bad_stack; \
+ PTR 9b,fault; \
+ PTR 9b+4,fault; \
.previous
.set mips1
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index 2afa3eef486a..5512cd586e6e 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -240,12 +240,3 @@ SYSCALL_DEFINE3(cachectl, char *, addr, int, nbytes, int, op)
{
return -ENOSYS;
}
-
-/*
- * If we ever come here the user sp is bad. Zap the process right away.
- * Due to the bad stack signaling wouldn't work.
- */
-asmlinkage void bad_stack(void)
-{
- do_exit(SIGSEGV);
-}
diff --git a/arch/mips/lantiq/xway/dma.c b/arch/mips/lantiq/xway/dma.c
index aeb1b989cd4e..ab13e257132a 100644
--- a/arch/mips/lantiq/xway/dma.c
+++ b/arch/mips/lantiq/xway/dma.c
@@ -11,6 +11,7 @@
#include <linux/export.h>
#include <linux/spinlock.h>
#include <linux/clk.h>
+#include <linux/delay.h>
#include <linux/err.h>
#include <lantiq_soc.h>
@@ -29,6 +30,7 @@
#define LTQ_DMA_PCTRL 0x44
#define LTQ_DMA_IRNEN 0xf4
+#define DMA_ID_CHNR GENMASK(26, 20) /* channel number */
#define DMA_DESCPT BIT(3) /* descriptor complete irq */
#define DMA_TX BIT(8) /* TX channel direction */
#define DMA_CHAN_ON BIT(0) /* channel on / off bit */
@@ -38,8 +40,11 @@
#define DMA_IRQ_ACK 0x7e /* IRQ status register */
#define DMA_POLL BIT(31) /* turn on channel polling */
#define DMA_CLK_DIV4 BIT(6) /* polling clock divider */
-#define DMA_2W_BURST BIT(1) /* 2 word burst length */
-#define DMA_MAX_CHANNEL 20 /* the soc has 20 channels */
+#define DMA_PCTRL_2W_BURST 0x1 /* 2 word burst length */
+#define DMA_PCTRL_4W_BURST 0x2 /* 4 word burst length */
+#define DMA_PCTRL_8W_BURST 0x3 /* 8 word burst length */
+#define DMA_TX_BURST_SHIFT 4 /* tx burst shift */
+#define DMA_RX_BURST_SHIFT 2 /* rx burst shift */
#define DMA_ETOP_ENDIANNESS (0xf << 8) /* endianness swap etop channels */
#define DMA_WEIGHT (BIT(17) | BIT(16)) /* default channel wheight */
@@ -190,7 +195,8 @@ ltq_dma_init_port(int p)
break;
case DMA_PORT_DEU:
- ltq_dma_w32((DMA_2W_BURST << 4) | (DMA_2W_BURST << 2),
+ ltq_dma_w32((DMA_PCTRL_2W_BURST << DMA_TX_BURST_SHIFT) |
+ (DMA_PCTRL_2W_BURST << DMA_RX_BURST_SHIFT),
LTQ_DMA_PCTRL);
break;
@@ -205,7 +211,7 @@ ltq_dma_init(struct platform_device *pdev)
{
struct clk *clk;
struct resource *res;
- unsigned id;
+ unsigned int id, nchannels;
int i;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -221,21 +227,24 @@ ltq_dma_init(struct platform_device *pdev)
clk_enable(clk);
ltq_dma_w32_mask(0, DMA_RESET, LTQ_DMA_CTRL);
+ usleep_range(1, 10);
+
/* disable all interrupts */
ltq_dma_w32(0, LTQ_DMA_IRNEN);
/* reset/configure each channel */
- for (i = 0; i < DMA_MAX_CHANNEL; i++) {
+ id = ltq_dma_r32(LTQ_DMA_ID);
+ nchannels = ((id & DMA_ID_CHNR) >> 20);
+ for (i = 0; i < nchannels; i++) {
ltq_dma_w32(i, LTQ_DMA_CS);
ltq_dma_w32(DMA_CHAN_RST, LTQ_DMA_CCTRL);
ltq_dma_w32(DMA_POLL | DMA_CLK_DIV4, LTQ_DMA_CPOLL);
ltq_dma_w32_mask(DMA_CHAN_ON, 0, LTQ_DMA_CCTRL);
}
- id = ltq_dma_r32(LTQ_DMA_ID);
dev_info(&pdev->dev,
"Init done - hw rev: %X, ports: %d, channels: %d\n",
- id & 0x1f, (id >> 16) & 0xf, id >> 20);
+ id & 0x1f, (id >> 16) & 0xf, nchannels);
return 0;
}
diff --git a/arch/openrisc/kernel/dma.c b/arch/openrisc/kernel/dma.c
index 1b16d97e7da7..a82b2caaa560 100644
--- a/arch/openrisc/kernel/dma.c
+++ b/arch/openrisc/kernel/dma.c
@@ -33,7 +33,7 @@ page_set_nocache(pte_t *pte, unsigned long addr,
* Flush the page out of the TLB so that the new page flags get
* picked up next time there's an access
*/
- flush_tlb_page(NULL, addr);
+ flush_tlb_kernel_range(addr, addr + PAGE_SIZE);
/* Flush page out of dcache */
for (cl = __pa(addr); cl < __pa(next); cl += cpuinfo->dcache_block_size)
@@ -56,7 +56,7 @@ page_clear_nocache(pte_t *pte, unsigned long addr,
* Flush the page out of the TLB so that the new page flags get
* picked up next time there's an access
*/
- flush_tlb_page(NULL, addr);
+ flush_tlb_kernel_range(addr, addr + PAGE_SIZE);
return 0;
}
diff --git a/arch/openrisc/kernel/smp.c b/arch/openrisc/kernel/smp.c
index e4dad76066ae..18b320a06fe5 100644
--- a/arch/openrisc/kernel/smp.c
+++ b/arch/openrisc/kernel/smp.c
@@ -261,7 +261,7 @@ static inline void ipi_flush_tlb_range(void *info)
local_flush_tlb_range(NULL, fd->addr1, fd->addr2);
}
-static void smp_flush_tlb_range(struct cpumask *cmask, unsigned long start,
+static void smp_flush_tlb_range(const struct cpumask *cmask, unsigned long start,
unsigned long end)
{
unsigned int cpuid;
@@ -309,7 +309,9 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
void flush_tlb_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end)
{
- smp_flush_tlb_range(mm_cpumask(vma->vm_mm), start, end);
+ const struct cpumask *cmask = vma ? mm_cpumask(vma->vm_mm)
+ : cpu_online_mask;
+ smp_flush_tlb_range(cmask, start, end);
}
/* Instruction cache invalidate - performed on each cpu */
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index 5d8123eb38ec..9c76d50a5654 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -1848,7 +1848,7 @@ syscall_restore:
LDREG TI_TASK-THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1
/* Are we being ptraced? */
- ldw TASK_FLAGS(%r1),%r19
+ LDREG TI_FLAGS-THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r19
ldi _TIF_SYSCALL_TRACE_MASK,%r2
and,COND(=) %r19,%r2,%r0
b,n syscall_restore_rfi
diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c
index 1405b603b91b..cf92ece20b75 100644
--- a/arch/parisc/kernel/smp.c
+++ b/arch/parisc/kernel/smp.c
@@ -29,6 +29,7 @@
#include <linux/bitops.h>
#include <linux/ftrace.h>
#include <linux/cpu.h>
+#include <linux/kgdb.h>
#include <linux/atomic.h>
#include <asm/current.h>
@@ -69,7 +70,10 @@ enum ipi_message_type {
IPI_CALL_FUNC,
IPI_CPU_START,
IPI_CPU_STOP,
- IPI_CPU_TEST
+ IPI_CPU_TEST,
+#ifdef CONFIG_KGDB
+ IPI_ENTER_KGDB,
+#endif
};
@@ -167,7 +171,12 @@ ipi_interrupt(int irq, void *dev_id)
case IPI_CPU_TEST:
smp_debug(100, KERN_DEBUG "CPU%d is alive!\n", this_cpu);
break;
-
+#ifdef CONFIG_KGDB
+ case IPI_ENTER_KGDB:
+ smp_debug(100, KERN_DEBUG "CPU%d ENTER_KGDB\n", this_cpu);
+ kgdb_nmicallback(raw_smp_processor_id(), get_irq_regs());
+ break;
+#endif
default:
printk(KERN_CRIT "Unknown IPI num on CPU%d: %lu\n",
this_cpu, which);
@@ -226,6 +235,12 @@ send_IPI_allbutself(enum ipi_message_type op)
}
}
+#ifdef CONFIG_KGDB
+void kgdb_roundup_cpus(void)
+{
+ send_IPI_allbutself(IPI_ENTER_KGDB);
+}
+#endif
inline void
smp_send_stop(void) { send_IPI_allbutself(IPI_CPU_STOP); }
diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c
index 87ae476d1c4f..86a57fb0e6fa 100644
--- a/arch/parisc/kernel/unwind.c
+++ b/arch/parisc/kernel/unwind.c
@@ -21,6 +21,8 @@
#include <asm/ptrace.h>
#include <asm/unwind.h>
+#include <asm/switch_to.h>
+#include <asm/sections.h>
/* #define DEBUG 1 */
#ifdef DEBUG
@@ -203,6 +205,11 @@ int __init unwind_init(void)
return 0;
}
+static bool pc_is_kernel_fn(unsigned long pc, void *fn)
+{
+ return (unsigned long)dereference_kernel_function_descriptor(fn) == pc;
+}
+
static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int frame_size)
{
/*
@@ -221,7 +228,7 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int
extern void * const _call_on_stack;
#endif /* CONFIG_IRQSTACKS */
- if (pc == (unsigned long) &handle_interruption) {
+ if (pc_is_kernel_fn(pc, handle_interruption)) {
struct pt_regs *regs = (struct pt_regs *)(info->sp - frame_size - PT_SZ_ALGN);
dbg("Unwinding through handle_interruption()\n");
info->prev_sp = regs->gr[30];
@@ -229,13 +236,13 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int
return 1;
}
- if (pc == (unsigned long) &ret_from_kernel_thread ||
- pc == (unsigned long) &syscall_exit) {
+ if (pc_is_kernel_fn(pc, ret_from_kernel_thread) ||
+ pc_is_kernel_fn(pc, syscall_exit)) {
info->prev_sp = info->prev_ip = 0;
return 1;
}
- if (pc == (unsigned long) &intr_return) {
+ if (pc_is_kernel_fn(pc, intr_return)) {
struct pt_regs *regs;
dbg("Found intr_return()\n");
@@ -246,20 +253,20 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int
return 1;
}
- if (pc == (unsigned long) &_switch_to_ret) {
+ if (pc_is_kernel_fn(pc, _switch_to) ||
+ pc_is_kernel_fn(pc, _switch_to_ret)) {
info->prev_sp = info->sp - CALLEE_SAVE_FRAME_SIZE;
info->prev_ip = *(unsigned long *)(info->prev_sp - RP_OFFSET);
return 1;
}
#ifdef CONFIG_IRQSTACKS
- if (pc == (unsigned long) &_call_on_stack) {
+ if (pc_is_kernel_fn(pc, _call_on_stack)) {
info->prev_sp = *(unsigned long *)(info->sp - FRAME_SIZE - REG_SZ);
info->prev_ip = *(unsigned long *)(info->sp - FRAME_SIZE - RP_OFFSET);
return 1;
}
#endif
-
return 0;
}
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index 2769eb991f58..3d208afd15bc 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -57,6 +57,8 @@ SECTIONS
{
. = KERNEL_BINARY_TEXT_START;
+ _stext = .; /* start of kernel text, includes init code & data */
+
__init_begin = .;
HEAD_TEXT_SECTION
MLONGCALL_DISCARD(INIT_TEXT_SECTION(8))
@@ -80,7 +82,6 @@ SECTIONS
/* freed after init ends here */
_text = .; /* Text and read-only data */
- _stext = .;
MLONGCALL_KEEP(INIT_TEXT_SECTION(8))
.text ALIGN(PAGE_SIZE) : {
TEXT_TEXT
diff --git a/arch/parisc/mm/fixmap.c b/arch/parisc/mm/fixmap.c
index 24426a7e1a5e..cc15d737fda6 100644
--- a/arch/parisc/mm/fixmap.c
+++ b/arch/parisc/mm/fixmap.c
@@ -20,12 +20,9 @@ void notrace set_fixmap(enum fixed_addresses idx, phys_addr_t phys)
pte_t *pte;
if (pmd_none(*pmd))
- pmd = pmd_alloc(NULL, pud, vaddr);
-
- pte = pte_offset_kernel(pmd, vaddr);
- if (pte_none(*pte))
pte = pte_alloc_kernel(pmd, vaddr);
+ pte = pte_offset_kernel(pmd, vaddr);
set_pte_at(&init_mm, vaddr, pte, __mk_pte(phys, PAGE_KERNEL_RWX));
flush_tlb_kernel_range(vaddr, vaddr + PAGE_SIZE);
}
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index 3ec633b11b54..8f10cc6ee0fc 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -844,9 +844,9 @@ void flush_tlb_all(void)
{
int do_recycle;
- __inc_irq_stat(irq_tlb_count);
do_recycle = 0;
spin_lock(&sid_lock);
+ __inc_irq_stat(irq_tlb_count);
if (dirty_space_ids > RECYCLE_THRESHOLD) {
BUG_ON(recycle_inuse); /* FIXME: Use a semaphore/wait queue here */
get_dirty_sids(&recycle_ndirty,recycle_dirty_array);
@@ -865,8 +865,8 @@ void flush_tlb_all(void)
#else
void flush_tlb_all(void)
{
- __inc_irq_stat(irq_tlb_count);
spin_lock(&sid_lock);
+ __inc_irq_stat(irq_tlb_count);
flush_tlb_all_local(NULL);
recycle_sids();
spin_unlock(&sid_lock);
diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/code-patching.h
index d5b3c3bb95b4..fa8746c32006 100644
--- a/arch/powerpc/include/asm/code-patching.h
+++ b/arch/powerpc/include/asm/code-patching.h
@@ -23,6 +23,7 @@
#define BRANCH_ABSOLUTE 0x2
bool is_offset_in_branch_range(long offset);
+bool is_offset_in_cond_branch_range(long offset);
int create_branch(struct ppc_inst *instr, const struct ppc_inst *addr,
unsigned long target, int flags);
int create_cond_branch(struct ppc_inst *instr, const struct ppc_inst *addr,
diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h
index 0b295bdb201e..aa6a5ef5d483 100644
--- a/arch/powerpc/include/asm/firmware.h
+++ b/arch/powerpc/include/asm/firmware.h
@@ -134,12 +134,6 @@ extern int ibm_nmi_interlock_token;
extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup;
-#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST)
-bool is_kvm_guest(void);
-#else
-static inline bool is_kvm_guest(void) { return false; }
-#endif
-
#ifdef CONFIG_PPC_PSERIES
void pseries_probe_fw_features(void);
#else
diff --git a/arch/powerpc/include/asm/kvm_guest.h b/arch/powerpc/include/asm/kvm_guest.h
new file mode 100644
index 000000000000..c63105d2c9e7
--- /dev/null
+++ b/arch/powerpc/include/asm/kvm_guest.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2020 IBM Corporation
+ */
+
+#ifndef _ASM_POWERPC_KVM_GUEST_H_
+#define _ASM_POWERPC_KVM_GUEST_H_
+
+#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST)
+#include <linux/jump_label.h>
+
+DECLARE_STATIC_KEY_FALSE(kvm_guest);
+
+static inline bool is_kvm_guest(void)
+{
+ return static_branch_unlikely(&kvm_guest);
+}
+
+int check_kvm_guest(void);
+#else
+static inline bool is_kvm_guest(void) { return false; }
+static inline int check_kvm_guest(void) { return 0; }
+#endif
+
+#endif /* _ASM_POWERPC_KVM_GUEST_H_ */
diff --git a/arch/powerpc/include/asm/kvm_para.h b/arch/powerpc/include/asm/kvm_para.h
index 744612054c94..abe1b5e82547 100644
--- a/arch/powerpc/include/asm/kvm_para.h
+++ b/arch/powerpc/include/asm/kvm_para.h
@@ -8,7 +8,7 @@
#ifndef __POWERPC_KVM_PARA_H__
#define __POWERPC_KVM_PARA_H__
-#include <asm/firmware.h>
+#include <asm/kvm_guest.h>
#include <uapi/asm/kvm_para.h>
diff --git a/arch/powerpc/include/asm/security_features.h b/arch/powerpc/include/asm/security_features.h
index b774a4477d5f..e380acc6e413 100644
--- a/arch/powerpc/include/asm/security_features.h
+++ b/arch/powerpc/include/asm/security_features.h
@@ -39,6 +39,11 @@ static inline bool security_ftr_enabled(u64 feature)
return !!(powerpc_security_features & feature);
}
+#ifdef CONFIG_PPC_BOOK3S_64
+enum stf_barrier_type stf_barrier_type_get(void);
+#else
+static inline enum stf_barrier_type stf_barrier_type_get(void) { return STF_BARRIER_NONE; }
+#endif
// Features indicating support for Spectre/Meltdown mitigations
diff --git a/arch/powerpc/kernel/firmware.c b/arch/powerpc/kernel/firmware.c
index fe48d319d490..20328f72f9f2 100644
--- a/arch/powerpc/kernel/firmware.c
+++ b/arch/powerpc/kernel/firmware.c
@@ -14,6 +14,7 @@
#include <linux/of.h>
#include <asm/firmware.h>
+#include <asm/kvm_guest.h>
#ifdef CONFIG_PPC64
unsigned long powerpc_firmware_features __read_mostly;
@@ -21,7 +22,8 @@ EXPORT_SYMBOL_GPL(powerpc_firmware_features);
#endif
#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST)
-bool is_kvm_guest(void)
+DEFINE_STATIC_KEY_FALSE(kvm_guest);
+int __init check_kvm_guest(void)
{
struct device_node *hyper_node;
@@ -29,9 +31,11 @@ bool is_kvm_guest(void)
if (!hyper_node)
return 0;
- if (!of_device_is_compatible(hyper_node, "linux,kvm"))
- return 0;
+ if (of_device_is_compatible(hyper_node, "linux,kvm"))
+ static_branch_enable(&kvm_guest);
- return 1;
+ of_node_put(hyper_node);
+ return 0;
}
+core_initcall(check_kvm_guest); // before kvm_guest_init()
#endif
diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c
index e4e1a94ccf6a..3f510c911b10 100644
--- a/arch/powerpc/kernel/security.c
+++ b/arch/powerpc/kernel/security.c
@@ -261,6 +261,11 @@ static int __init handle_no_stf_barrier(char *p)
early_param("no_stf_barrier", handle_no_stf_barrier);
+enum stf_barrier_type stf_barrier_type_get(void)
+{
+ return stf_enabled_flush_types;
+}
+
/* This is the generic flag used by other architectures */
static int __init handle_ssbd(char *p)
{
diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c
index 2333625b5e31..a2e4f864b63d 100644
--- a/arch/powerpc/lib/code-patching.c
+++ b/arch/powerpc/lib/code-patching.c
@@ -230,6 +230,11 @@ bool is_offset_in_branch_range(long offset)
return (offset >= -0x2000000 && offset <= 0x1fffffc && !(offset & 0x3));
}
+bool is_offset_in_cond_branch_range(long offset)
+{
+ return offset >= -0x8000 && offset <= 0x7fff && !(offset & 0x3);
+}
+
/*
* Helper to check if a given instruction is a conditional branch
* Derived from the conditional checks in analyse_instr()
@@ -283,7 +288,7 @@ int create_cond_branch(struct ppc_inst *instr, const struct ppc_inst *addr,
offset = offset - (unsigned long)addr;
/* Check we can represent the target in the instruction format */
- if (offset < -0x8000 || offset > 0x7FFF || offset & 0x3)
+ if (!is_offset_in_cond_branch_range(offset))
return 1;
/* Mask out the flags and target, so they don't step on each other. */
diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h
index d0a67a1bbaf1..1a5b4da8a235 100644
--- a/arch/powerpc/net/bpf_jit.h
+++ b/arch/powerpc/net/bpf_jit.h
@@ -12,6 +12,7 @@
#include <asm/types.h>
#include <asm/ppc-opcode.h>
+#include <asm/code-patching.h>
#ifdef PPC64_ELF_ABI_v1
#define FUNCTION_DESCR_SIZE 24
@@ -24,13 +25,26 @@
#define EMIT(instr) PLANT_INSTR(image, ctx->idx, instr)
/* Long jump; (unconditional 'branch') */
-#define PPC_JMP(dest) EMIT(PPC_INST_BRANCH | \
- (((dest) - (ctx->idx * 4)) & 0x03fffffc))
+#define PPC_JMP(dest) \
+ do { \
+ long offset = (long)(dest) - (ctx->idx * 4); \
+ if (!is_offset_in_branch_range(offset)) { \
+ pr_err_ratelimited("Branch offset 0x%lx (@%u) out of range\n", offset, ctx->idx); \
+ return -ERANGE; \
+ } \
+ EMIT(PPC_INST_BRANCH | (offset & 0x03fffffc)); \
+ } while (0)
/* "cond" here covers BO:BI fields. */
-#define PPC_BCC_SHORT(cond, dest) EMIT(PPC_INST_BRANCH_COND | \
- (((cond) & 0x3ff) << 16) | \
- (((dest) - (ctx->idx * 4)) & \
- 0xfffc))
+#define PPC_BCC_SHORT(cond, dest) \
+ do { \
+ long offset = (long)(dest) - (ctx->idx * 4); \
+ if (!is_offset_in_cond_branch_range(offset)) { \
+ pr_err_ratelimited("Conditional branch offset 0x%lx (@%u) out of range\n", offset, ctx->idx); \
+ return -ERANGE; \
+ } \
+ EMIT(PPC_INST_BRANCH_COND | (((cond) & 0x3ff) << 16) | (offset & 0xfffc)); \
+ } while (0)
+
/* Sign-extended 32-bit immediate load */
#define PPC_LI32(d, i) do { \
if ((int)(uintptr_t)(i) >= -32768 && \
@@ -71,11 +85,6 @@
#define PPC_FUNC_ADDR(d,i) do { PPC_LI32(d, i); } while(0)
#endif
-static inline bool is_nearbranch(int offset)
-{
- return (offset < 32768) && (offset >= -32768);
-}
-
/*
* The fly in the ointment of code size changing from pass to pass is
* avoided by padding the short branch case with a NOP. If code size differs
@@ -84,7 +93,7 @@ static inline bool is_nearbranch(int offset)
* state.
*/
#define PPC_BCC(cond, dest) do { \
- if (is_nearbranch((dest) - (ctx->idx * 4))) { \
+ if (is_offset_in_cond_branch_range((long)(dest) - (ctx->idx * 4))) { \
PPC_BCC_SHORT(cond, dest); \
EMIT(PPC_RAW_NOP()); \
} else { \
diff --git a/arch/powerpc/net/bpf_jit64.h b/arch/powerpc/net/bpf_jit64.h
index 2e33c6673ff9..4d164e865b39 100644
--- a/arch/powerpc/net/bpf_jit64.h
+++ b/arch/powerpc/net/bpf_jit64.h
@@ -16,18 +16,18 @@
* with our redzone usage.
*
* [ prev sp ] <-------------
- * [ nv gpr save area ] 6*8 |
+ * [ nv gpr save area ] 5*8 |
* [ tail_call_cnt ] 8 |
- * [ local_tmp_var ] 8 |
+ * [ local_tmp_var ] 16 |
* fp (r31) --> [ ebpf stack space ] upto 512 |
* [ frame header ] 32/112 |
* sp (r1) ---> [ stack pointer ] --------------
*/
/* for gpr non volatile registers BPG_REG_6 to 10 */
-#define BPF_PPC_STACK_SAVE (6*8)
+#define BPF_PPC_STACK_SAVE (5*8)
/* for bpf JIT code internal usage */
-#define BPF_PPC_STACK_LOCALS 16
+#define BPF_PPC_STACK_LOCALS 24
/* stack frame excluding BPF stack, ensure this is quadword aligned */
#define BPF_PPC_STACKFRAME (STACK_FRAME_MIN_SIZE + \
BPF_PPC_STACK_LOCALS + BPF_PPC_STACK_SAVE)
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c
index a2750d6ffd0f..8936090acb57 100644
--- a/arch/powerpc/net/bpf_jit_comp64.c
+++ b/arch/powerpc/net/bpf_jit_comp64.c
@@ -15,6 +15,7 @@
#include <linux/if_vlan.h>
#include <asm/kprobes.h>
#include <linux/bpf.h>
+#include <asm/security_features.h>
#include "bpf_jit64.h"
@@ -56,9 +57,9 @@ static inline bool bpf_has_stack_frame(struct codegen_context *ctx)
* [ prev sp ] <-------------
* [ ... ] |
* sp (r1) ---> [ stack pointer ] --------------
- * [ nv gpr save area ] 6*8
+ * [ nv gpr save area ] 5*8
* [ tail_call_cnt ] 8
- * [ local_tmp_var ] 8
+ * [ local_tmp_var ] 16
* [ unused red zone ] 208 bytes protected
*/
static int bpf_jit_stack_local(struct codegen_context *ctx)
@@ -66,12 +67,12 @@ static int bpf_jit_stack_local(struct codegen_context *ctx)
if (bpf_has_stack_frame(ctx))
return STACK_FRAME_MIN_SIZE + ctx->stack_size;
else
- return -(BPF_PPC_STACK_SAVE + 16);
+ return -(BPF_PPC_STACK_SAVE + 24);
}
static int bpf_jit_stack_tailcallcnt(struct codegen_context *ctx)
{
- return bpf_jit_stack_local(ctx) + 8;
+ return bpf_jit_stack_local(ctx) + 16;
}
static int bpf_jit_stack_offsetof(struct codegen_context *ctx, int reg)
@@ -224,7 +225,7 @@ static void bpf_jit_emit_func_call_rel(u32 *image, struct codegen_context *ctx,
EMIT(PPC_RAW_BLRL());
}
-static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
+static int bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
{
/*
* By now, the eBPF program has already setup parameters in r3, r4 and r5
@@ -285,14 +286,39 @@ static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32
bpf_jit_emit_common_epilogue(image, ctx);
EMIT(PPC_RAW_BCTR());
+
/* out: */
+ return 0;
}
+/*
+ * We spill into the redzone always, even if the bpf program has its own stackframe.
+ * Offsets hardcoded based on BPF_PPC_STACK_SAVE -- see bpf_jit_stack_local()
+ */
+void bpf_stf_barrier(void);
+
+asm (
+" .global bpf_stf_barrier ;"
+" bpf_stf_barrier: ;"
+" std 21,-64(1) ;"
+" std 22,-56(1) ;"
+" sync ;"
+" ld 21,-64(1) ;"
+" ld 22,-56(1) ;"
+" ori 31,31,0 ;"
+" .rept 14 ;"
+" b 1f ;"
+" 1: ;"
+" .endr ;"
+" blr ;"
+);
+
/* Assemble the body code between the prologue & epilogue */
static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
struct codegen_context *ctx,
u32 *addrs, bool extra_pass)
{
+ enum stf_barrier_type stf_barrier = stf_barrier_type_get();
const struct bpf_insn *insn = fp->insnsi;
int flen = fp->len;
int i, ret;
@@ -663,6 +689,30 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
* BPF_ST NOSPEC (speculation barrier)
*/
case BPF_ST | BPF_NOSPEC:
+ if (!security_ftr_enabled(SEC_FTR_FAVOUR_SECURITY) ||
+ (!security_ftr_enabled(SEC_FTR_L1D_FLUSH_PR) &&
+ (!security_ftr_enabled(SEC_FTR_L1D_FLUSH_HV) || !cpu_has_feature(CPU_FTR_HVMODE))))
+ break;
+
+ switch (stf_barrier) {
+ case STF_BARRIER_EIEIO:
+ EMIT(0x7c0006ac | 0x02000000);
+ break;
+ case STF_BARRIER_SYNC_ORI:
+ EMIT(PPC_INST_SYNC);
+ EMIT(PPC_RAW_LD(b2p[TMP_REG_1], 13, 0));
+ EMIT(PPC_RAW_ORI(31, 31, 0));
+ break;
+ case STF_BARRIER_FALLBACK:
+ EMIT(PPC_INST_MFLR | ___PPC_RT(b2p[TMP_REG_1]));
+ PPC_LI64(12, dereference_kernel_function_descriptor(bpf_stf_barrier));
+ EMIT(PPC_RAW_MTCTR(12));
+ EMIT(PPC_INST_BCTR | 0x1);
+ EMIT(PPC_RAW_MTLR(b2p[TMP_REG_1]));
+ break;
+ case STF_BARRIER_NONE:
+ break;
+ }
break;
/*
@@ -1010,7 +1060,9 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
*/
case BPF_JMP | BPF_TAIL_CALL:
ctx->seen |= SEEN_TAILCALL;
- bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
+ ret = bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
+ if (ret < 0)
+ return ret;
break;
default:
diff --git a/arch/powerpc/platforms/44x/fsp2.c b/arch/powerpc/platforms/44x/fsp2.c
index b299e43f5ef9..823397c802de 100644
--- a/arch/powerpc/platforms/44x/fsp2.c
+++ b/arch/powerpc/platforms/44x/fsp2.c
@@ -208,6 +208,7 @@ static void node_irq_request(const char *compat, irq_handler_t errirq_handler)
if (irq == NO_IRQ) {
pr_err("device tree node %pOFn is missing a interrupt",
np);
+ of_node_put(np);
return;
}
@@ -215,6 +216,7 @@ static void node_irq_request(const char *compat, irq_handler_t errirq_handler)
if (rc) {
pr_err("fsp_of_probe: request_irq failed: np=%pOF rc=%d",
np, rc);
+ of_node_put(np);
return;
}
}
diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile
index d1dd0dca5ebf..bd750edeb105 100644
--- a/arch/powerpc/platforms/85xx/Makefile
+++ b/arch/powerpc/platforms/85xx/Makefile
@@ -3,7 +3,9 @@
# Makefile for the PowerPC 85xx linux kernel.
#
obj-$(CONFIG_SMP) += smp.o
-obj-$(CONFIG_FSL_PMC) += mpc85xx_pm_ops.o
+ifneq ($(CONFIG_FSL_CORENET_RCPM),y)
+obj-$(CONFIG_SMP) += mpc85xx_pm_ops.o
+endif
obj-y += common.o
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_pm_ops.c b/arch/powerpc/platforms/85xx/mpc85xx_pm_ops.c
index 7c0133f558d0..4a8af80011a6 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_pm_ops.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_pm_ops.c
@@ -17,6 +17,7 @@
static struct ccsr_guts __iomem *guts;
+#ifdef CONFIG_FSL_PMC
static void mpc85xx_irq_mask(int cpu)
{
@@ -49,6 +50,7 @@ static void mpc85xx_cpu_up_prepare(int cpu)
{
}
+#endif
static void mpc85xx_freeze_time_base(bool freeze)
{
@@ -76,10 +78,12 @@ static const struct of_device_id mpc85xx_smp_guts_ids[] = {
static const struct fsl_pm_ops mpc85xx_pm_ops = {
.freeze_time_base = mpc85xx_freeze_time_base,
+#ifdef CONFIG_FSL_PMC
.irq_mask = mpc85xx_irq_mask,
.irq_unmask = mpc85xx_irq_unmask,
.cpu_die = mpc85xx_cpu_die,
.cpu_up_prepare = mpc85xx_cpu_up_prepare,
+#endif
};
int __init mpc85xx_setup_pmc(void)
@@ -94,9 +98,8 @@ int __init mpc85xx_setup_pmc(void)
pr_err("Could not map guts node address\n");
return -ENOMEM;
}
+ qoriq_pm_ops = &mpc85xx_pm_ops;
}
- qoriq_pm_ops = &mpc85xx_pm_ops;
-
return 0;
}
diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c
index c6df294054fe..83f4a6389a28 100644
--- a/arch/powerpc/platforms/85xx/smp.c
+++ b/arch/powerpc/platforms/85xx/smp.c
@@ -40,7 +40,6 @@ struct epapr_spin_table {
u32 pir;
};
-#ifdef CONFIG_HOTPLUG_CPU
static u64 timebase;
static int tb_req;
static int tb_valid;
@@ -112,6 +111,7 @@ static void mpc85xx_take_timebase(void)
local_irq_restore(flags);
}
+#ifdef CONFIG_HOTPLUG_CPU
static void smp_85xx_cpu_offline_self(void)
{
unsigned int cpu = smp_processor_id();
@@ -495,21 +495,21 @@ void __init mpc85xx_smp_init(void)
smp_85xx_ops.probe = NULL;
}
-#ifdef CONFIG_HOTPLUG_CPU
#ifdef CONFIG_FSL_CORENET_RCPM
+ /* Assign a value to qoriq_pm_ops on PPC_E500MC */
fsl_rcpm_init();
-#endif
-
-#ifdef CONFIG_FSL_PMC
+#else
+ /* Assign a value to qoriq_pm_ops on !PPC_E500MC */
mpc85xx_setup_pmc();
#endif
if (qoriq_pm_ops) {
smp_85xx_ops.give_timebase = mpc85xx_give_timebase;
smp_85xx_ops.take_timebase = mpc85xx_take_timebase;
+#ifdef CONFIG_HOTPLUG_CPU
smp_85xx_ops.cpu_offline_self = smp_85xx_cpu_offline_self;
smp_85xx_ops.cpu_die = qoriq_cpu_kill;
- }
#endif
+ }
smp_ops = &smp_85xx_ops;
#ifdef CONFIG_KEXEC_CORE
diff --git a/arch/powerpc/platforms/powernv/opal-prd.c b/arch/powerpc/platforms/powernv/opal-prd.c
index deddaebf8c14..17a2874d1256 100644
--- a/arch/powerpc/platforms/powernv/opal-prd.c
+++ b/arch/powerpc/platforms/powernv/opal-prd.c
@@ -372,6 +372,12 @@ static struct notifier_block opal_prd_event_nb = {
.priority = 0,
};
+static struct notifier_block opal_prd_event_nb2 = {
+ .notifier_call = opal_prd_msg_notifier,
+ .next = NULL,
+ .priority = 0,
+};
+
static int opal_prd_probe(struct platform_device *pdev)
{
int rc;
@@ -393,9 +399,10 @@ static int opal_prd_probe(struct platform_device *pdev)
return rc;
}
- rc = opal_message_notifier_register(OPAL_MSG_PRD2, &opal_prd_event_nb);
+ rc = opal_message_notifier_register(OPAL_MSG_PRD2, &opal_prd_event_nb2);
if (rc) {
pr_err("Couldn't register PRD2 event notifier\n");
+ opal_message_notifier_unregister(OPAL_MSG_PRD, &opal_prd_event_nb);
return rc;
}
@@ -404,6 +411,8 @@ static int opal_prd_probe(struct platform_device *pdev)
pr_err("failed to register miscdev\n");
opal_message_notifier_unregister(OPAL_MSG_PRD,
&opal_prd_event_nb);
+ opal_message_notifier_unregister(OPAL_MSG_PRD2,
+ &opal_prd_event_nb2);
return rc;
}
@@ -414,6 +423,7 @@ static int opal_prd_remove(struct platform_device *pdev)
{
misc_deregister(&opal_prd_dev);
opal_message_notifier_unregister(OPAL_MSG_PRD, &opal_prd_event_nb);
+ opal_message_notifier_unregister(OPAL_MSG_PRD2, &opal_prd_event_nb2);
return 0;
}
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index 624e80b00eb1..f47429323eee 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -42,6 +42,7 @@
#include <asm/plpar_wrappers.h>
#include <asm/code-patching.h>
#include <asm/svm.h>
+#include <asm/kvm_guest.h>
#include "pseries.h"
@@ -207,6 +208,8 @@ static __init void pSeries_smp_probe(void)
if (!cpu_has_feature(CPU_FTR_SMT))
return;
+ check_kvm_guest();
+
if (is_kvm_guest()) {
/*
* KVM emulates doorbells by disabling FSCR[MSGP] so msgsndp
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index cd74989ce0b0..3b1a498e58d2 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -397,6 +397,8 @@ static int handle_sske(struct kvm_vcpu *vcpu)
mmap_read_unlock(current->mm);
if (rc == -EFAULT)
return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
+ if (rc == -EAGAIN)
+ continue;
if (rc < 0)
return rc;
start += PAGE_SIZE;
diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c
index f5847f9dec7c..822887887222 100644
--- a/arch/s390/kvm/pv.c
+++ b/arch/s390/kvm/pv.c
@@ -16,18 +16,17 @@
int kvm_s390_pv_destroy_cpu(struct kvm_vcpu *vcpu, u16 *rc, u16 *rrc)
{
- int cc = 0;
+ int cc;
- if (kvm_s390_pv_cpu_get_handle(vcpu)) {
- cc = uv_cmd_nodata(kvm_s390_pv_cpu_get_handle(vcpu),
- UVC_CMD_DESTROY_SEC_CPU, rc, rrc);
+ if (!kvm_s390_pv_cpu_get_handle(vcpu))
+ return 0;
+
+ cc = uv_cmd_nodata(kvm_s390_pv_cpu_get_handle(vcpu), UVC_CMD_DESTROY_SEC_CPU, rc, rrc);
+
+ KVM_UV_EVENT(vcpu->kvm, 3, "PROTVIRT DESTROY VCPU %d: rc %x rrc %x",
+ vcpu->vcpu_id, *rc, *rrc);
+ WARN_ONCE(cc, "protvirt destroy cpu failed rc %x rrc %x", *rc, *rrc);
- KVM_UV_EVENT(vcpu->kvm, 3,
- "PROTVIRT DESTROY VCPU %d: rc %x rrc %x",
- vcpu->vcpu_id, *rc, *rrc);
- WARN_ONCE(cc, "protvirt destroy cpu failed rc %x rrc %x",
- *rc, *rrc);
- }
/* Intended memory leak for something that should never happen. */
if (!cc)
free_pages(vcpu->arch.pv.stor_base,
@@ -191,7 +190,7 @@ int kvm_s390_pv_init_vm(struct kvm *kvm, u16 *rc, u16 *rrc)
uvcb.conf_base_stor_origin = (u64)kvm->arch.pv.stor_base;
uvcb.conf_virt_stor_origin = (u64)kvm->arch.pv.stor_var;
- cc = uv_call(0, (u64)&uvcb);
+ cc = uv_call_sched(0, (u64)&uvcb);
*rc = uvcb.header.rc;
*rrc = uvcb.header.rrc;
KVM_UV_EVENT(kvm, 3, "PROTVIRT CREATE VM: handle %llx len %llx rc %x rrc %x",
diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c
index 64795d034926..f2d19d40272c 100644
--- a/arch/s390/mm/gmap.c
+++ b/arch/s390/mm/gmap.c
@@ -684,9 +684,10 @@ void __gmap_zap(struct gmap *gmap, unsigned long gaddr)
vmaddr |= gaddr & ~PMD_MASK;
/* Get pointer to the page table entry */
ptep = get_locked_pte(gmap->mm, vmaddr, &ptl);
- if (likely(ptep))
+ if (likely(ptep)) {
ptep_zap_unused(gmap->mm, vmaddr, ptep, 0);
- pte_unmap_unlock(ptep, ptl);
+ pte_unmap_unlock(ptep, ptl);
+ }
}
}
EXPORT_SYMBOL_GPL(__gmap_zap);
diff --git a/arch/sh/kernel/cpu/fpu.c b/arch/sh/kernel/cpu/fpu.c
index ae354a2931e7..fd6db0ab1928 100644
--- a/arch/sh/kernel/cpu/fpu.c
+++ b/arch/sh/kernel/cpu/fpu.c
@@ -62,18 +62,20 @@ void fpu_state_restore(struct pt_regs *regs)
}
if (!tsk_used_math(tsk)) {
- local_irq_enable();
+ int ret;
/*
* does a slab alloc which can sleep
*/
- if (init_fpu(tsk)) {
+ local_irq_enable();
+ ret = init_fpu(tsk);
+ local_irq_disable();
+ if (ret) {
/*
* ran out of memory!
*/
- do_group_exit(SIGKILL);
+ force_sig(SIGKILL);
return;
}
- local_irq_disable();
}
grab_fpu(regs);
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c3d9f56c9018..2b5957b27a3d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1527,6 +1527,7 @@ config AMD_MEM_ENCRYPT
select ARCH_USE_MEMREMAP_PROT
select ARCH_HAS_FORCE_DMA_UNENCRYPTED
select INSTRUCTION_DECODER
+ select ARCH_HAS_CC_PLATFORM
help
Say yes to enable support for the encryption of system memory.
This requires an AMD processor that supports Secure Memory
diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index 2701f87a9a7c..c01b51d1cbdf 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -444,7 +444,7 @@
#define ICX_M3UPI_PCI_PMON_BOX_CTL 0xa0
/* ICX IMC */
-#define ICX_NUMBER_IMC_CHN 2
+#define ICX_NUMBER_IMC_CHN 3
#define ICX_IMC_MEM_STRIDE 0x4
DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7");
@@ -4898,8 +4898,10 @@ static struct event_constraint icx_uncore_iio_constraints[] = {
UNCORE_EVENT_CONSTRAINT(0x02, 0x3),
UNCORE_EVENT_CONSTRAINT(0x03, 0x3),
UNCORE_EVENT_CONSTRAINT(0x83, 0x3),
+ UNCORE_EVENT_CONSTRAINT(0x88, 0xc),
UNCORE_EVENT_CONSTRAINT(0xc0, 0xc),
UNCORE_EVENT_CONSTRAINT(0xc5, 0xc),
+ UNCORE_EVENT_CONSTRAINT(0xd5, 0xc),
EVENT_CONSTRAINT_END
};
@@ -5228,7 +5230,7 @@ static struct intel_uncore_ops icx_uncore_mmio_ops = {
static struct intel_uncore_type icx_uncore_imc = {
.name = "imc",
.num_counters = 4,
- .num_boxes = 8,
+ .num_boxes = 12,
.perf_ctr_bits = 48,
.fixed_ctr_bits = 48,
.fixed_ctr = SNR_IMC_MMIO_PMON_FIXED_CTR,
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
index 6375967a8244..3cf403023259 100644
--- a/arch/x86/hyperv/hv_init.c
+++ b/arch/x86/hyperv/hv_init.c
@@ -168,7 +168,6 @@ void set_hv_tscchange_cb(void (*cb)(void))
struct hv_reenlightenment_control re_ctrl = {
.vector = HYPERV_REENLIGHTENMENT_VECTOR,
.enabled = 1,
- .target_vp = hv_vp_index[smp_processor_id()]
};
struct hv_tsc_emulation_control emu_ctrl = {.enabled = 1};
@@ -182,8 +181,12 @@ void set_hv_tscchange_cb(void (*cb)(void))
/* Make sure callback is registered before we write to MSRs */
wmb();
+ re_ctrl.target_vp = hv_vp_index[get_cpu()];
+
wrmsrl(HV_X64_MSR_REENLIGHTENMENT_CONTROL, *((u64 *)&re_ctrl));
wrmsrl(HV_X64_MSR_TSC_EMULATION_CONTROL, *((u64 *)&emu_ctrl));
+
+ put_cpu();
}
EXPORT_SYMBOL_GPL(set_hv_tscchange_cb);
diff --git a/arch/x86/include/asm/cpu_entry_area.h b/arch/x86/include/asm/cpu_entry_area.h
index 3d52b094850a..dd5ea1bdf04c 100644
--- a/arch/x86/include/asm/cpu_entry_area.h
+++ b/arch/x86/include/asm/cpu_entry_area.h
@@ -10,6 +10,12 @@
#ifdef CONFIG_X86_64
+#ifdef CONFIG_AMD_MEM_ENCRYPT
+#define VC_EXCEPTION_STKSZ EXCEPTION_STKSZ
+#else
+#define VC_EXCEPTION_STKSZ 0
+#endif
+
/* Macro to enforce the same ordering and stack sizes */
#define ESTACKS_MEMBERS(guardsize, optional_stack_size) \
char DF_stack_guard[guardsize]; \
@@ -28,7 +34,7 @@
/* The exception stacks' physical storage. No guard pages required */
struct exception_stacks {
- ESTACKS_MEMBERS(0, 0)
+ ESTACKS_MEMBERS(0, VC_EXCEPTION_STKSZ)
};
/* The effective cpu entry area mapping with guard pages. */
diff --git a/arch/x86/include/asm/mem_encrypt.h b/arch/x86/include/asm/mem_encrypt.h
index 2f62bbdd9d12..8f3fa55d43ce 100644
--- a/arch/x86/include/asm/mem_encrypt.h
+++ b/arch/x86/include/asm/mem_encrypt.h
@@ -13,6 +13,7 @@
#ifndef __ASSEMBLY__
#include <linux/init.h>
+#include <linux/cc_platform.h>
#include <asm/bootparam.h>
diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index 3f49dac03617..224d71aef630 100644
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -15,7 +15,7 @@
#define THREAD_SIZE_ORDER (2 + KASAN_STACK_ORDER)
#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
-#define EXCEPTION_STACK_ORDER (0 + KASAN_STACK_ORDER)
+#define EXCEPTION_STACK_ORDER (1 + KASAN_STACK_ORDER)
#define EXCEPTION_STKSZ (PAGE_SIZE << EXCEPTION_STACK_ORDER)
#define IRQ_STACK_ORDER (2 + KASAN_STACK_ORDER)
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 68608bd892c0..c06f3a961d64 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -21,6 +21,7 @@ CFLAGS_REMOVE_ftrace.o = -pg
CFLAGS_REMOVE_early_printk.o = -pg
CFLAGS_REMOVE_head64.o = -pg
CFLAGS_REMOVE_sev-es.o = -pg
+CFLAGS_REMOVE_cc_platform.o = -pg
endif
KASAN_SANITIZE_head$(BITS).o := n
@@ -29,6 +30,7 @@ KASAN_SANITIZE_dumpstack_$(BITS).o := n
KASAN_SANITIZE_stacktrace.o := n
KASAN_SANITIZE_paravirt.o := n
KASAN_SANITIZE_sev-es.o := n
+KASAN_SANITIZE_cc_platform.o := n
# With some compiler versions the generated code results in boot hangs, caused
# by several compilation units. To be safe, disable all instrumentation.
@@ -48,6 +50,7 @@ endif
KCOV_INSTRUMENT := n
CFLAGS_head$(BITS).o += -fno-stack-protector
+CFLAGS_cc_platform.o += -fno-stack-protector
CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace
@@ -151,6 +154,9 @@ obj-$(CONFIG_UNWINDER_FRAME_POINTER) += unwind_frame.o
obj-$(CONFIG_UNWINDER_GUESS) += unwind_guess.o
obj-$(CONFIG_AMD_MEM_ENCRYPT) += sev-es.o
+
+obj-$(CONFIG_ARCH_HAS_CC_PLATFORM) += cc_platform.o
+
###
# 64 bit specific files
ifeq ($(CONFIG_X86_64),y)
diff --git a/arch/x86/kernel/cc_platform.c b/arch/x86/kernel/cc_platform.c
new file mode 100644
index 000000000000..03bb2f343ddb
--- /dev/null
+++ b/arch/x86/kernel/cc_platform.c
@@ -0,0 +1,69 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Confidential Computing Platform Capability checks
+ *
+ * Copyright (C) 2021 Advanced Micro Devices, Inc.
+ *
+ * Author: Tom Lendacky <thomas.lendacky@xxxxxxx>
+ */
+
+#include <linux/export.h>
+#include <linux/cc_platform.h>
+#include <linux/mem_encrypt.h>
+
+#include <asm/processor.h>
+
+static bool __maybe_unused intel_cc_platform_has(enum cc_attr attr)
+{
+#ifdef CONFIG_INTEL_TDX_GUEST
+ return false;
+#else
+ return false;
+#endif
+}
+
+/*
+ * SME and SEV are very similar but they are not the same, so there are
+ * times that the kernel will need to distinguish between SME and SEV. The
+ * cc_platform_has() function is used for this. When a distinction isn't
+ * needed, the CC_ATTR_MEM_ENCRYPT attribute can be used.
+ *
+ * The trampoline code is a good example for this requirement. Before
+ * paging is activated, SME will access all memory as decrypted, but SEV
+ * will access all memory as encrypted. So, when APs are being brought
+ * up under SME the trampoline area cannot be encrypted, whereas under SEV
+ * the trampoline area must be encrypted.
+ */
+static bool amd_cc_platform_has(enum cc_attr attr)
+{
+#ifdef CONFIG_AMD_MEM_ENCRYPT
+ switch (attr) {
+ case CC_ATTR_MEM_ENCRYPT:
+ return sme_me_mask;
+
+ case CC_ATTR_HOST_MEM_ENCRYPT:
+ return sme_me_mask && !(sev_status & MSR_AMD64_SEV_ENABLED);
+
+ case CC_ATTR_GUEST_MEM_ENCRYPT:
+ return sev_status & MSR_AMD64_SEV_ENABLED;
+
+ case CC_ATTR_GUEST_STATE_ENCRYPT:
+ return sev_status & MSR_AMD64_SEV_ES_ENABLED;
+
+ default:
+ return false;
+ }
+#else
+ return false;
+#endif
+}
+
+
+bool cc_platform_has(enum cc_attr attr)
+{
+ if (sme_me_mask)
+ return amd_cc_platform_has(attr);
+
+ return false;
+}
+EXPORT_SYMBOL_GPL(cc_platform_has);
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index a2551b10780c..acea05eed27d 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -1017,6 +1017,8 @@ static void init_amd(struct cpuinfo_x86 *c)
if (cpu_has(c, X86_FEATURE_IRPERF) &&
!cpu_has_amd_erratum(c, amd_erratum_1054))
msr_set_bit(MSR_K7_HWCR, MSR_K7_HWCR_IRPERF_EN_BIT);
+
+ check_null_seg_clears_base(c);
}
#ifdef CONFIG_X86_32
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index ec21f5e9ffd0..9c8fc6f513ed 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1391,9 +1391,8 @@ void __init early_cpu_init(void)
early_identify_cpu(&boot_cpu_data);
}
-static void detect_null_seg_behavior(struct cpuinfo_x86 *c)
+static bool detect_null_seg_behavior(void)
{
-#ifdef CONFIG_X86_64
/*
* Empirically, writing zero to a segment selector on AMD does
* not clear the base, whereas writing zero to a segment
@@ -1414,10 +1413,43 @@ static void detect_null_seg_behavior(struct cpuinfo_x86 *c)
wrmsrl(MSR_FS_BASE, 1);
loadsegment(fs, 0);
rdmsrl(MSR_FS_BASE, tmp);
- if (tmp != 0)
- set_cpu_bug(c, X86_BUG_NULL_SEG);
wrmsrl(MSR_FS_BASE, old_base);
-#endif
+ return tmp == 0;
+}
+
+void check_null_seg_clears_base(struct cpuinfo_x86 *c)
+{
+ /* BUG_NULL_SEG is only relevant with 64bit userspace */
+ if (!IS_ENABLED(CONFIG_X86_64))
+ return;
+
+ /* Zen3 CPUs advertise Null Selector Clears Base in CPUID. */
+ if (c->extended_cpuid_level >= 0x80000021 &&
+ cpuid_eax(0x80000021) & BIT(6))
+ return;
+
+ /*
+ * CPUID bit above wasn't set. If this kernel is still running
+ * as a HV guest, then the HV has decided not to advertize
+ * that CPUID bit for whatever reason. For example, one
+ * member of the migration pool might be vulnerable. Which
+ * means, the bug is present: set the BUG flag and return.
+ */
+ if (cpu_has(c, X86_FEATURE_HYPERVISOR)) {
+ set_cpu_bug(c, X86_BUG_NULL_SEG);
+ return;
+ }
+
+ /*
+ * Zen2 CPUs also have this behaviour, but no CPUID bit.
+ * 0x18 is the respective family for Hygon.
+ */
+ if ((c->x86 == 0x17 || c->x86 == 0x18) &&
+ detect_null_seg_behavior())
+ return;
+
+ /* All the remaining ones are affected */
+ set_cpu_bug(c, X86_BUG_NULL_SEG);
}
static void generic_identify(struct cpuinfo_x86 *c)
@@ -1453,8 +1485,6 @@ static void generic_identify(struct cpuinfo_x86 *c)
get_model_name(c); /* Default name */
- detect_null_seg_behavior(c);
-
/*
* ESPFIX is a strange bug. All real CPUs have it. Paravirt
* systems that run Linux at CPL > 0 may or may not have the
diff --git a/arch/x86/kernel/cpu/cpu.h b/arch/x86/kernel/cpu/cpu.h
index 67944128876d..093f5fc860e3 100644
--- a/arch/x86/kernel/cpu/cpu.h
+++ b/arch/x86/kernel/cpu/cpu.h
@@ -73,6 +73,7 @@ extern int detect_extended_topology_early(struct cpuinfo_x86 *c);
extern int detect_extended_topology(struct cpuinfo_x86 *c);
extern int detect_ht_early(struct cpuinfo_x86 *c);
extern void detect_ht(struct cpuinfo_x86 *c);
+extern void check_null_seg_clears_base(struct cpuinfo_x86 *c);
unsigned int aperfmperf_get_khz(int cpu);
diff --git a/arch/x86/kernel/cpu/hygon.c b/arch/x86/kernel/cpu/hygon.c
index dc0840aae26c..b78c471ec344 100644
--- a/arch/x86/kernel/cpu/hygon.c
+++ b/arch/x86/kernel/cpu/hygon.c
@@ -351,6 +351,8 @@ static void init_hygon(struct cpuinfo_x86 *c)
/* Hygon CPUs don't reset SS attributes on SYSRET, Xen does. */
if (!cpu_has(c, X86_FEATURE_XENPV))
set_cpu_bug(c, X86_BUG_SYSRET_SS_ATTRS);
+
+ check_null_seg_clears_base(c);
}
static void cpu_detect_tlb_hygon(struct cpuinfo_x86 *c)
diff --git a/arch/x86/kernel/cpu/mce/intel.c b/arch/x86/kernel/cpu/mce/intel.c
index abe9fe0fb851..2577d7875781 100644
--- a/arch/x86/kernel/cpu/mce/intel.c
+++ b/arch/x86/kernel/cpu/mce/intel.c
@@ -526,12 +526,13 @@ bool intel_filter_mce(struct mce *m)
{
struct cpuinfo_x86 *c = &boot_cpu_data;
- /* MCE errata HSD131, HSM142, HSW131, BDM48, and HSM142 */
+ /* MCE errata HSD131, HSM142, HSW131, BDM48, HSM142 and SKX37 */
if ((c->x86 == 6) &&
((c->x86_model == INTEL_FAM6_HASWELL) ||
(c->x86_model == INTEL_FAM6_HASWELL_L) ||
(c->x86_model == INTEL_FAM6_BROADWELL) ||
- (c->x86_model == INTEL_FAM6_HASWELL_G)) &&
+ (c->x86_model == INTEL_FAM6_HASWELL_G) ||
+ (c->x86_model == INTEL_FAM6_SKYLAKE_X)) &&
(m->bank == 0) &&
((m->status & 0xa0000000ffffffff) == 0x80000000000f0005))
return true;
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index c5dd50369e2f..ce904c89c6c7 100644
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -290,8 +290,10 @@ void kvm_set_posted_intr_wakeup_handler(void (*handler)(void))
{
if (handler)
kvm_posted_intr_wakeup_handler = handler;
- else
+ else {
kvm_posted_intr_wakeup_handler = dummy_handler;
+ synchronize_rcu();
+ }
}
EXPORT_SYMBOL_GPL(kvm_set_posted_intr_wakeup_handler);
diff --git a/arch/x86/kernel/sev-es.c b/arch/x86/kernel/sev-es.c
index f3202b2e3c15..865e234ea24b 100644
--- a/arch/x86/kernel/sev-es.c
+++ b/arch/x86/kernel/sev-es.c
@@ -46,16 +46,6 @@ static struct ghcb __initdata *boot_ghcb;
struct sev_es_runtime_data {
struct ghcb ghcb_page;
- /* Physical storage for the per-CPU IST stack of the #VC handler */
- char ist_stack[EXCEPTION_STKSZ] __aligned(PAGE_SIZE);
-
- /*
- * Physical storage for the per-CPU fall-back stack of the #VC handler.
- * The fall-back stack is used when it is not safe to switch back to the
- * interrupted stack in the #VC entry code.
- */
- char fallback_stack[EXCEPTION_STKSZ] __aligned(PAGE_SIZE);
-
/*
* Reserve one page per CPU as backup storage for the unencrypted GHCB.
* It is needed when an NMI happens while the #VC handler uses the real
@@ -99,27 +89,6 @@ DEFINE_STATIC_KEY_FALSE(sev_es_enable_key);
/* Needed in vc_early_forward_exception */
void do_early_exception(struct pt_regs *regs, int trapnr);
-static void __init setup_vc_stacks(int cpu)
-{
- struct sev_es_runtime_data *data;
- struct cpu_entry_area *cea;
- unsigned long vaddr;
- phys_addr_t pa;
-
- data = per_cpu(runtime_data, cpu);
- cea = get_cpu_entry_area(cpu);
-
- /* Map #VC IST stack */
- vaddr = CEA_ESTACK_BOT(&cea->estacks, VC);
- pa = __pa(data->ist_stack);
- cea_set_pte((void *)vaddr, pa, PAGE_KERNEL);
-
- /* Map VC fall-back stack */
- vaddr = CEA_ESTACK_BOT(&cea->estacks, VC2);
- pa = __pa(data->fallback_stack);
- cea_set_pte((void *)vaddr, pa, PAGE_KERNEL);
-}
-
static __always_inline bool on_vc_stack(struct pt_regs *regs)
{
unsigned long sp = regs->sp;
@@ -753,7 +722,6 @@ void __init sev_es_init_vc_handling(void)
for_each_possible_cpu(cpu) {
alloc_runtime_data(cpu);
init_ghcb(cpu);
- setup_vc_stacks(cpu);
}
sev_es_setup_play_dead();
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 7692bf7908e6..143fcb8af38f 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -701,7 +701,7 @@ asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *r
stack = (unsigned long *)sp;
if (!get_stack_info_noinstr(stack, current, &info) || info.type == STACK_TYPE_ENTRY ||
- info.type >= STACK_TYPE_EXCEPTION_LAST)
+ info.type > STACK_TYPE_EXCEPTION_LAST)
sp = __this_cpu_ist_top_va(VC2);
sync:
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index f77d98973782..baa4244f3e6a 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -859,15 +859,15 @@ void update_exception_bitmap(struct kvm_vcpu *vcpu)
/*
* Check if MSR is intercepted for currently loaded MSR bitmap.
*/
-static bool msr_write_intercepted(struct kvm_vcpu *vcpu, u32 msr)
+static bool msr_write_intercepted(struct vcpu_vmx *vmx, u32 msr)
{
unsigned long *msr_bitmap;
int f = sizeof(unsigned long);
- if (!cpu_has_vmx_msr_bitmap())
+ if (!(exec_controls_get(vmx) & CPU_BASED_USE_MSR_BITMAPS))
return true;
- msr_bitmap = to_vmx(vcpu)->loaded_vmcs->msr_bitmap;
+ msr_bitmap = vmx->loaded_vmcs->msr_bitmap;
if (msr <= 0x1fff) {
return !!test_bit(msr, msr_bitmap + 0x800 / f);
@@ -6744,7 +6744,7 @@ static fastpath_t vmx_vcpu_run(struct kvm_vcpu *vcpu)
* If the L02 MSR bitmap does not intercept the MSR, then we need to
* save it.
*/
- if (unlikely(!msr_write_intercepted(vcpu, MSR_IA32_SPEC_CTRL)))
+ if (unlikely(!msr_write_intercepted(vmx, MSR_IA32_SPEC_CTRL)))
vmx->spec_ctrl = native_read_msr(MSR_IA32_SPEC_CTRL);
x86_spec_ctrl_restore_host(vmx->spec_ctrl, 0);
@@ -7586,6 +7586,8 @@ static void vmx_migrate_timers(struct kvm_vcpu *vcpu)
static void hardware_unsetup(void)
{
+ kvm_set_posted_intr_wakeup_handler(NULL);
+
if (nested)
nested_vmx_hardware_unsetup();
@@ -7877,8 +7879,6 @@ static __init int hardware_setup(void)
vmx_x86_ops.request_immediate_exit = __kvm_request_immediate_exit;
}
- kvm_set_posted_intr_wakeup_handler(pi_wakeup_handler);
-
kvm_mce_cap_supported |= MCG_LMCE_P;
if (pt_mode != PT_MODE_SYSTEM && pt_mode != PT_MODE_HOST_GUEST)
@@ -7900,6 +7900,9 @@ static __init int hardware_setup(void)
r = alloc_kvm_area();
if (r)
nested_vmx_hardware_unsetup();
+
+ kvm_set_posted_intr_wakeup_handler(pi_wakeup_handler);
+
return r;
}
diff --git a/arch/x86/mm/cpu_entry_area.c b/arch/x86/mm/cpu_entry_area.c
index f5e1e60c9095..6c2f1b76a0b6 100644
--- a/arch/x86/mm/cpu_entry_area.c
+++ b/arch/x86/mm/cpu_entry_area.c
@@ -110,6 +110,13 @@ static void __init percpu_setup_exception_stacks(unsigned int cpu)
cea_map_stack(NMI);
cea_map_stack(DB);
cea_map_stack(MCE);
+
+ if (IS_ENABLED(CONFIG_AMD_MEM_ENCRYPT)) {
+ if (cc_platform_has(CC_ATTR_GUEST_STATE_ENCRYPT)) {
+ cea_map_stack(VC);
+ cea_map_stack(VC2);
+ }
+ }
}
#else
static inline void percpu_setup_exception_stacks(unsigned int cpu)
diff --git a/arch/x86/mm/mem_encrypt.c b/arch/x86/mm/mem_encrypt.c
index cc85e199108e..97f7eb5d15c2 100644
--- a/arch/x86/mm/mem_encrypt.c
+++ b/arch/x86/mm/mem_encrypt.c
@@ -19,6 +19,7 @@
#include <linux/kernel.h>
#include <linux/bitops.h>
#include <linux/dma-mapping.h>
+#include <linux/cc_platform.h>
#include <asm/tlbflush.h>
#include <asm/fixmap.h>
diff --git a/arch/x86/mm/mem_encrypt_identity.c b/arch/x86/mm/mem_encrypt_identity.c
index 65f599e9075b..011e042b47ba 100644
--- a/arch/x86/mm/mem_encrypt_identity.c
+++ b/arch/x86/mm/mem_encrypt_identity.c
@@ -27,6 +27,15 @@
#undef CONFIG_PARAVIRT_XXL
#undef CONFIG_PARAVIRT_SPINLOCKS
+/*
+ * This code runs before CPU feature bits are set. By default, the
+ * pgtable_l5_enabled() function uses bit X86_FEATURE_LA57 to determine if
+ * 5-level paging is active, so that won't work here. USE_EARLY_PGTABLE_L5
+ * is provided to handle this situation and, instead, use a variable that
+ * has been set by the early boot code.
+ */
+#define USE_EARLY_PGTABLE_L5
+
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/mem_encrypt.h>
diff --git a/block/blk-mq.c b/block/blk-mq.c
index eed9a4c1519d..15a11a217cd0 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -774,7 +774,6 @@ void blk_mq_requeue_request(struct request *rq, bool kick_requeue_list)
/* this request will be re-inserted to io scheduler queue */
blk_mq_sched_requeue_request(rq);
- BUG_ON(!list_empty(&rq->queuelist));
blk_mq_add_to_requeue_list(rq, true, kick_requeue_list);
}
EXPORT_SYMBOL(blk_mq_requeue_request);
@@ -1327,6 +1326,7 @@ bool blk_mq_dispatch_rq_list(struct blk_mq_hw_ctx *hctx, struct list_head *list,
int errors, queued;
blk_status_t ret = BLK_STS_OK;
LIST_HEAD(zone_list);
+ bool needs_resource = false;
if (list_empty(list))
return false;
@@ -1372,6 +1372,8 @@ bool blk_mq_dispatch_rq_list(struct blk_mq_hw_ctx *hctx, struct list_head *list,
queued++;
break;
case BLK_STS_RESOURCE:
+ needs_resource = true;
+ fallthrough;
case BLK_STS_DEV_RESOURCE:
blk_mq_handle_dev_resource(rq, list);
goto out;
@@ -1382,6 +1384,7 @@ bool blk_mq_dispatch_rq_list(struct blk_mq_hw_ctx *hctx, struct list_head *list,
* accept.
*/
blk_mq_handle_zone_resource(rq, &zone_list);
+ needs_resource = true;
break;
default:
errors++;
@@ -1408,7 +1411,6 @@ bool blk_mq_dispatch_rq_list(struct blk_mq_hw_ctx *hctx, struct list_head *list,
/* For non-shared tags, the RESTART check will suffice */
bool no_tag = prep == PREP_DISPATCH_NO_TAG &&
(hctx->flags & BLK_MQ_F_TAG_QUEUE_SHARED);
- bool no_budget_avail = prep == PREP_DISPATCH_NO_BUDGET;
blk_mq_release_budgets(q, nr_budgets);
@@ -1448,14 +1450,16 @@ bool blk_mq_dispatch_rq_list(struct blk_mq_hw_ctx *hctx, struct list_head *list,
* If driver returns BLK_STS_RESOURCE and SCHED_RESTART
* bit is set, run queue after a delay to avoid IO stalls
* that could otherwise occur if the queue is idle. We'll do
- * similar if we couldn't get budget and SCHED_RESTART is set.
+ * similar if we couldn't get budget or couldn't lock a zone
+ * and SCHED_RESTART is set.
*/
needs_restart = blk_mq_sched_needs_restart(hctx);
+ if (prep == PREP_DISPATCH_NO_BUDGET)
+ needs_resource = true;
if (!needs_restart ||
(no_tag && list_empty_careful(&hctx->dispatch_wait.entry)))
blk_mq_run_hw_queue(hctx, true);
- else if (needs_restart && (ret == BLK_STS_RESOURCE ||
- no_budget_avail))
+ else if (needs_restart && needs_resource)
blk_mq_delay_run_hw_queue(hctx, BLK_MQ_RESOURCE_DELAY);
blk_mq_update_dispatch_busy(hctx, true);
@@ -2111,14 +2115,14 @@ static void blk_add_rq_to_plug(struct blk_plug *plug, struct request *rq)
}
/*
- * Allow 4x BLK_MAX_REQUEST_COUNT requests on plug queue for multiple
+ * Allow 2x BLK_MAX_REQUEST_COUNT requests on plug queue for multiple
* queues. This is important for md arrays to benefit from merging
* requests.
*/
static inline unsigned short blk_plug_max_rq_count(struct blk_plug *plug)
{
if (plug->multiple_queues)
- return BLK_MAX_REQUEST_COUNT * 4;
+ return BLK_MAX_REQUEST_COUNT * 2;
return BLK_MAX_REQUEST_COUNT;
}
diff --git a/block/blk.h b/block/blk.h
index f84c83300f6f..997941cd999f 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -188,6 +188,12 @@ bool blk_bio_list_merge(struct request_queue *q, struct list_head *list,
void blk_account_io_start(struct request *req);
void blk_account_io_done(struct request *req, u64 now);
+/*
+ * Plug flush limits
+ */
+#define BLK_MAX_REQUEST_COUNT 32
+#define BLK_PLUG_FLUSH_SIZE (128 * 1024)
+
/*
* Internal elevator interface
*/
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 774adc9846fa..1157f82dc9cf 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -238,12 +238,12 @@ config CRYPTO_DH
config CRYPTO_ECC
tristate
+ select CRYPTO_RNG_DEFAULT
config CRYPTO_ECDH
tristate "ECDH algorithm"
select CRYPTO_ECC
select CRYPTO_KPP
- select CRYPTO_RNG_DEFAULT
help
Generic implementation of the ECDH algorithm
diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c
index d569c7ed6c80..9d10b846ccf7 100644
--- a/crypto/pcrypt.c
+++ b/crypto/pcrypt.c
@@ -78,12 +78,14 @@ static void pcrypt_aead_enc(struct padata_priv *padata)
{
struct pcrypt_request *preq = pcrypt_padata_request(padata);
struct aead_request *req = pcrypt_request_ctx(preq);
+ int ret;
- padata->info = crypto_aead_encrypt(req);
+ ret = crypto_aead_encrypt(req);
- if (padata->info == -EINPROGRESS)
+ if (ret == -EINPROGRESS)
return;
+ padata->info = ret;
padata_do_serial(padata);
}
@@ -123,12 +125,14 @@ static void pcrypt_aead_dec(struct padata_priv *padata)
{
struct pcrypt_request *preq = pcrypt_padata_request(padata);
struct aead_request *req = pcrypt_request_ctx(preq);
+ int ret;
- padata->info = crypto_aead_decrypt(req);
+ ret = crypto_aead_decrypt(req);
- if (padata->info == -EINPROGRESS)
+ if (ret == -EINPROGRESS)
return;
+ padata->info = ret;
padata_do_serial(padata);
}
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 46a64e9fa716..23ca1a1c67b7 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -64,6 +64,7 @@ static SIMPLE_DEV_PM_OPS(acpi_ac_pm, NULL, acpi_ac_resume);
static int ac_sleep_before_get_state_ms;
static int ac_check_pmic = 1;
+static int ac_only;
static struct acpi_driver acpi_ac_driver = {
.name = "ac",
@@ -99,6 +100,11 @@ static int acpi_ac_get_state(struct acpi_ac *ac)
if (!ac)
return -EINVAL;
+ if (ac_only) {
+ ac->state = 1;
+ return 0;
+ }
+
status = acpi_evaluate_integer(ac->device->handle, "_PSR", NULL,
&ac->state);
if (ACPI_FAILURE(status)) {
@@ -212,6 +218,12 @@ static int __init ac_do_not_check_pmic_quirk(const struct dmi_system_id *d)
return 0;
}
+static int __init ac_only_quirk(const struct dmi_system_id *d)
+{
+ ac_only = 1;
+ return 0;
+}
+
/* Please keep this list alphabetically sorted */
static const struct dmi_system_id ac_dmi_table[] __initconst = {
{
@@ -221,6 +233,13 @@ static const struct dmi_system_id ac_dmi_table[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"),
},
},
+ {
+ /* Kodlix GK45 returning incorrect state */
+ .callback = ac_only_quirk,
+ .matches = {
+ DMI_MATCH(DMI_PRODUCT_NAME, "GK45"),
+ },
+ },
{
/* Lenovo Ideapad Miix 320, AXP288 PMIC, separate fuel-gauge */
.callback = ac_do_not_check_pmic_quirk,
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 2fee91f57b21..bd84d7f95e5f 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -226,6 +226,8 @@ extern struct acpi_bit_register_info
acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a);
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b);
+ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a_s0);
+ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b_s0);
/*****************************************************************************
*
diff --git a/drivers/acpi/acpica/hwesleep.c b/drivers/acpi/acpica/hwesleep.c
index d9be5d0545d4..4836a4b8b38b 100644
--- a/drivers/acpi/acpica/hwesleep.c
+++ b/drivers/acpi/acpica/hwesleep.c
@@ -147,17 +147,13 @@ acpi_status acpi_hw_extended_sleep(u8 sleep_state)
acpi_status acpi_hw_extended_wake_prep(u8 sleep_state)
{
- acpi_status status;
u8 sleep_type_value;
ACPI_FUNCTION_TRACE(hw_extended_wake_prep);
- status = acpi_get_sleep_type_data(ACPI_STATE_S0,
- &acpi_gbl_sleep_type_a,
- &acpi_gbl_sleep_type_b);
- if (ACPI_SUCCESS(status)) {
+ if (acpi_gbl_sleep_type_a_s0 != ACPI_SLEEP_TYPE_INVALID) {
sleep_type_value =
- ((acpi_gbl_sleep_type_a << ACPI_X_SLEEP_TYPE_POSITION) &
+ ((acpi_gbl_sleep_type_a_s0 << ACPI_X_SLEEP_TYPE_POSITION) &
ACPI_X_SLEEP_TYPE_MASK);
(void)acpi_write((u64)(sleep_type_value | ACPI_X_SLEEP_ENABLE),
diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c
index 317ae870336b..fcc84d196238 100644
--- a/drivers/acpi/acpica/hwsleep.c
+++ b/drivers/acpi/acpica/hwsleep.c
@@ -179,7 +179,7 @@ acpi_status acpi_hw_legacy_sleep(u8 sleep_state)
acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state)
{
- acpi_status status;
+ acpi_status status = AE_OK;
struct acpi_bit_register_info *sleep_type_reg_info;
struct acpi_bit_register_info *sleep_enable_reg_info;
u32 pm1a_control;
@@ -192,10 +192,7 @@ acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state)
* This is unclear from the ACPI Spec, but it is required
* by some machines.
*/
- status = acpi_get_sleep_type_data(ACPI_STATE_S0,
- &acpi_gbl_sleep_type_a,
- &acpi_gbl_sleep_type_b);
- if (ACPI_SUCCESS(status)) {
+ if (acpi_gbl_sleep_type_a_s0 != ACPI_SLEEP_TYPE_INVALID) {
sleep_type_reg_info =
acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE);
sleep_enable_reg_info =
@@ -216,9 +213,9 @@ acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state)
/* Insert the SLP_TYP bits */
- pm1a_control |= (acpi_gbl_sleep_type_a <<
+ pm1a_control |= (acpi_gbl_sleep_type_a_s0 <<
sleep_type_reg_info->bit_position);
- pm1b_control |= (acpi_gbl_sleep_type_b <<
+ pm1b_control |= (acpi_gbl_sleep_type_b_s0 <<
sleep_type_reg_info->bit_position);
/* Write the control registers and ignore any errors */
diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c
index a4b66f4b2714..f1645d87864c 100644
--- a/drivers/acpi/acpica/hwxfsleep.c
+++ b/drivers/acpi/acpica/hwxfsleep.c
@@ -217,6 +217,13 @@ acpi_status acpi_enter_sleep_state_prep(u8 sleep_state)
return_ACPI_STATUS(status);
}
+ status = acpi_get_sleep_type_data(ACPI_STATE_S0,
+ &acpi_gbl_sleep_type_a_s0,
+ &acpi_gbl_sleep_type_b_s0);
+ if (ACPI_FAILURE(status)) {
+ acpi_gbl_sleep_type_a_s0 = ACPI_SLEEP_TYPE_INVALID;
+ }
+
/* Execute the _PTS method (Prepare To Sleep) */
arg_list.count = 1;
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 08ee1c7b12e0..e04352c1dc2c 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -174,7 +174,7 @@ static int acpi_battery_is_charged(struct acpi_battery *battery)
return 1;
/* fallback to using design values for broken batteries */
- if (battery->design_capacity == battery->capacity_now)
+ if (battery->design_capacity <= battery->capacity_now)
return 1;
/* we don't do any sort of metric based on percentages */
diff --git a/drivers/acpi/pmic/intel_pmic.c b/drivers/acpi/pmic/intel_pmic.c
index a371f273f99d..9cde299eba88 100644
--- a/drivers/acpi/pmic/intel_pmic.c
+++ b/drivers/acpi/pmic/intel_pmic.c
@@ -211,31 +211,36 @@ static acpi_status intel_pmic_regs_handler(u32 function,
void *handler_context, void *region_context)
{
struct intel_pmic_opregion *opregion = region_context;
- int result = 0;
+ int result = -EINVAL;
+
+ if (function == ACPI_WRITE) {
+ switch (address) {
+ case 0:
+ return AE_OK;
+ case 1:
+ opregion->ctx.addr |= (*value64 & 0xff) << 8;
+ return AE_OK;
+ case 2:
+ opregion->ctx.addr |= *value64 & 0xff;
+ return AE_OK;
+ case 3:
+ opregion->ctx.val = *value64 & 0xff;
+ return AE_OK;
+ case 4:
+ if (*value64) {
+ result = regmap_write(opregion->regmap, opregion->ctx.addr,
+ opregion->ctx.val);
+ } else {
+ result = regmap_read(opregion->regmap, opregion->ctx.addr,
+ &opregion->ctx.val);
+ }
+ opregion->ctx.addr = 0;
+ }
+ }
- switch (address) {
- case 0:
- return AE_OK;
- case 1:
- opregion->ctx.addr |= (*value64 & 0xff) << 8;
- return AE_OK;
- case 2:
- opregion->ctx.addr |= *value64 & 0xff;
+ if (function == ACPI_READ && address == 3) {
+ *value64 = opregion->ctx.val;
return AE_OK;
- case 3:
- opregion->ctx.val = *value64 & 0xff;
- return AE_OK;
- case 4:
- if (*value64) {
- result = regmap_write(opregion->regmap, opregion->ctx.addr,
- opregion->ctx.val);
- } else {
- result = regmap_read(opregion->regmap, opregion->ctx.addr,
- &opregion->ctx.val);
- if (result == 0)
- *value64 = opregion->ctx.val;
- }
- memset(&opregion->ctx, 0x00, sizeof(opregion->ctx));
}
if (result < 0) {
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index d9977ce0be76..8f14ad7ab5bd 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -420,6 +420,9 @@ enum binder_deferred_state {
* (invariant after initialized)
* @tsk task_struct for group_leader of process
* (invariant after initialized)
+ * @cred struct cred associated with the `struct file`
+ * in binder_open()
+ * (invariant after initialized)
* @deferred_work_node: element for binder_deferred_list
* (protected by binder_deferred_lock)
* @deferred_work: bitmap of deferred work to perform
@@ -465,6 +468,7 @@ struct binder_proc {
struct list_head waiting_threads;
int pid;
struct task_struct *tsk;
+ const struct cred *cred;
struct hlist_node deferred_work_node;
int deferred_work;
bool is_dead;
@@ -2439,7 +2443,7 @@ static int binder_translate_binder(struct flat_binder_object *fp,
ret = -EINVAL;
goto done;
}
- if (security_binder_transfer_binder(proc->tsk, target_proc->tsk)) {
+ if (security_binder_transfer_binder(proc->cred, target_proc->cred)) {
ret = -EPERM;
goto done;
}
@@ -2485,7 +2489,7 @@ static int binder_translate_handle(struct flat_binder_object *fp,
proc->pid, thread->pid, fp->handle);
return -EINVAL;
}
- if (security_binder_transfer_binder(proc->tsk, target_proc->tsk)) {
+ if (security_binder_transfer_binder(proc->cred, target_proc->cred)) {
ret = -EPERM;
goto done;
}
@@ -2573,7 +2577,7 @@ static int binder_translate_fd(u32 fd, binder_size_t fd_offset,
ret = -EBADF;
goto err_fget;
}
- ret = security_binder_transfer_file(proc->tsk, target_proc->tsk, file);
+ ret = security_binder_transfer_file(proc->cred, target_proc->cred, file);
if (ret < 0) {
ret = -EPERM;
goto err_security;
@@ -2971,8 +2975,8 @@ static void binder_transaction(struct binder_proc *proc,
return_error_line = __LINE__;
goto err_invalid_target_handle;
}
- if (security_binder_transaction(proc->tsk,
- target_proc->tsk) < 0) {
+ if (security_binder_transaction(proc->cred,
+ target_proc->cred) < 0) {
return_error = BR_FAILED_REPLY;
return_error_param = -EPERM;
return_error_line = __LINE__;
@@ -3087,7 +3091,7 @@ static void binder_transaction(struct binder_proc *proc,
t->from = thread;
else
t->from = NULL;
- t->sender_euid = task_euid(proc->tsk);
+ t->sender_euid = proc->cred->euid;
t->to_proc = target_proc;
t->to_thread = target_thread;
t->code = tr->code;
@@ -3098,7 +3102,7 @@ static void binder_transaction(struct binder_proc *proc,
u32 secid;
size_t added_size;
- security_task_getsecid(proc->tsk, &secid);
+ security_cred_getsecid(proc->cred, &secid);
ret = security_secid_to_secctx(secid, &secctx, &secctx_sz);
if (ret) {
return_error = BR_FAILED_REPLY;
@@ -4703,6 +4707,7 @@ static void binder_free_proc(struct binder_proc *proc)
}
binder_alloc_deferred_release(&proc->alloc);
put_task_struct(proc->tsk);
+ put_cred(proc->cred);
binder_stats_deleted(BINDER_STAT_PROC);
kfree(proc);
}
@@ -4913,7 +4918,7 @@ static int binder_ioctl_set_ctx_mgr(struct file *filp,
ret = -EBUSY;
goto out;
}
- ret = security_binder_set_context_mgr(proc->tsk);
+ ret = security_binder_set_context_mgr(proc->cred);
if (ret < 0)
goto out;
if (uid_valid(context->binder_context_mgr_uid)) {
@@ -5220,6 +5225,7 @@ static int binder_open(struct inode *nodp, struct file *filp)
spin_lock_init(&proc->outer_lock);
get_task_struct(current->group_leader);
proc->tsk = current->group_leader;
+ proc->cred = get_cred(filp->f_cred);
INIT_LIST_HEAD(&proc->todo);
proc->default_priority = task_nice(current);
/* binderfs stashes devices in i_private */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 8916163d508e..8acf99b88b21 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2004,7 +2004,7 @@ unsigned int ata_read_log_page(struct ata_device *dev, u8 log,
retry:
ata_tf_init(dev, &tf);
- if (dev->dma_mode && ata_id_has_read_log_dma_ext(dev->id) &&
+ if (ata_dma_enabled(dev) && ata_id_has_read_log_dma_ext(dev->id) &&
!(dev->horkage & ATA_HORKAGE_NO_DMA_LOG)) {
tf.command = ATA_CMD_READ_LOG_DMA_EXT;
tf.protocol = ATA_PROT_DMA;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index b6f92050e60c..018ed8736a64 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -93,6 +93,12 @@ static const unsigned long ata_eh_identify_timeouts[] = {
ULONG_MAX,
};
+static const unsigned long ata_eh_revalidate_timeouts[] = {
+ 15000, /* Some drives are slow to read log pages when waking-up */
+ 15000, /* combined time till here is enough even for media access */
+ ULONG_MAX,
+};
+
static const unsigned long ata_eh_flush_timeouts[] = {
15000, /* be generous with flush */
15000, /* ditto */
@@ -129,6 +135,8 @@ static const struct ata_eh_cmd_timeout_ent
ata_eh_cmd_timeout_table[ATA_EH_CMD_TIMEOUT_TABLE_SIZE] = {
{ .commands = CMDS(ATA_CMD_ID_ATA, ATA_CMD_ID_ATAPI),
.timeouts = ata_eh_identify_timeouts, },
+ { .commands = CMDS(ATA_CMD_READ_LOG_EXT, ATA_CMD_READ_LOG_DMA_EXT),
+ .timeouts = ata_eh_revalidate_timeouts, },
{ .commands = CMDS(ATA_CMD_READ_NATIVE_MAX, ATA_CMD_READ_NATIVE_MAX_EXT),
.timeouts = ata_eh_other_timeouts, },
{ .commands = CMDS(ATA_CMD_SET_MAX, ATA_CMD_SET_MAX_EXT),
diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c
index d8602843e8a5..7e3858c4e030 100644
--- a/drivers/auxdisplay/ht16k33.c
+++ b/drivers/auxdisplay/ht16k33.c
@@ -219,6 +219,15 @@ static const struct backlight_ops ht16k33_bl_ops = {
.check_fb = ht16k33_bl_check_fb,
};
+/*
+ * Blank events will be passed to the actual device handling the backlight when
+ * we return zero here.
+ */
+static int ht16k33_blank(int blank, struct fb_info *info)
+{
+ return 0;
+}
+
static int ht16k33_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct ht16k33_priv *priv = info->par;
@@ -231,6 +240,7 @@ static const struct fb_ops ht16k33_fb_ops = {
.owner = THIS_MODULE,
.fb_read = fb_sys_read,
.fb_write = fb_sys_write,
+ .fb_blank = ht16k33_blank,
.fb_fillrect = sys_fillrect,
.fb_copyarea = sys_copyarea,
.fb_imageblit = sys_imageblit,
@@ -418,6 +428,33 @@ static int ht16k33_probe(struct i2c_client *client,
if (err)
return err;
+ /* Backlight */
+ memset(&bl_props, 0, sizeof(struct backlight_properties));
+ bl_props.type = BACKLIGHT_RAW;
+ bl_props.max_brightness = MAX_BRIGHTNESS;
+
+ bl = devm_backlight_device_register(&client->dev, DRIVER_NAME"-bl",
+ &client->dev, priv,
+ &ht16k33_bl_ops, &bl_props);
+ if (IS_ERR(bl)) {
+ dev_err(&client->dev, "failed to register backlight\n");
+ return PTR_ERR(bl);
+ }
+
+ err = of_property_read_u32(node, "default-brightness-level",
+ &dft_brightness);
+ if (err) {
+ dft_brightness = MAX_BRIGHTNESS;
+ } else if (dft_brightness > MAX_BRIGHTNESS) {
+ dev_warn(&client->dev,
+ "invalid default brightness level: %u, using %u\n",
+ dft_brightness, MAX_BRIGHTNESS);
+ dft_brightness = MAX_BRIGHTNESS;
+ }
+
+ bl->props.brightness = dft_brightness;
+ ht16k33_bl_update_status(bl);
+
/* Framebuffer (2 bytes per column) */
BUILD_BUG_ON(PAGE_SIZE < HT16K33_FB_SIZE);
fbdev->buffer = (unsigned char *) get_zeroed_page(GFP_KERNEL);
@@ -450,6 +487,7 @@ static int ht16k33_probe(struct i2c_client *client,
fbdev->info->screen_size = HT16K33_FB_SIZE;
fbdev->info->fix = ht16k33_fb_fix;
fbdev->info->var = ht16k33_fb_var;
+ fbdev->info->bl_dev = bl;
fbdev->info->pseudo_palette = NULL;
fbdev->info->flags = FBINFO_FLAG_DEFAULT;
fbdev->info->par = priv;
@@ -462,34 +500,6 @@ static int ht16k33_probe(struct i2c_client *client,
if (err)
goto err_fbdev_unregister;
- /* Backlight */
- memset(&bl_props, 0, sizeof(struct backlight_properties));
- bl_props.type = BACKLIGHT_RAW;
- bl_props.max_brightness = MAX_BRIGHTNESS;
-
- bl = devm_backlight_device_register(&client->dev, DRIVER_NAME"-bl",
- &client->dev, priv,
- &ht16k33_bl_ops, &bl_props);
- if (IS_ERR(bl)) {
- dev_err(&client->dev, "failed to register backlight\n");
- err = PTR_ERR(bl);
- goto err_fbdev_unregister;
- }
-
- err = of_property_read_u32(node, "default-brightness-level",
- &dft_brightness);
- if (err) {
- dft_brightness = MAX_BRIGHTNESS;
- } else if (dft_brightness > MAX_BRIGHTNESS) {
- dev_warn(&client->dev,
- "invalid default brightness level: %u, using %u\n",
- dft_brightness, MAX_BRIGHTNESS);
- dft_brightness = MAX_BRIGHTNESS;
- }
-
- bl->props.brightness = dft_brightness;
- ht16k33_bl_update_status(bl);
-
ht16k33_fb_queue(priv);
return 0;
diff --git a/drivers/auxdisplay/img-ascii-lcd.c b/drivers/auxdisplay/img-ascii-lcd.c
index 1cce409ce5ca..e33ce0151cdf 100644
--- a/drivers/auxdisplay/img-ascii-lcd.c
+++ b/drivers/auxdisplay/img-ascii-lcd.c
@@ -280,6 +280,16 @@ static int img_ascii_lcd_display(struct img_ascii_lcd_ctx *ctx,
if (msg[count - 1] == '\n')
count--;
+ if (!count) {
+ /* clear the LCD */
+ devm_kfree(&ctx->pdev->dev, ctx->message);
+ ctx->message = NULL;
+ ctx->message_len = 0;
+ memset(ctx->curr, ' ', ctx->cfg->num_chars);
+ ctx->cfg->update(ctx);
+ return 0;
+ }
+
new_msg = devm_kmalloc(&ctx->pdev->dev, count + 1, GFP_KERNEL);
if (!new_msg)
return -ENOMEM;
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 2bc4db5ffe44..389d13616d1d 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -668,9 +668,7 @@ struct device_link *device_link_add(struct device *consumer,
dev_bus_name(supplier), dev_name(supplier),
dev_bus_name(consumer), dev_name(consumer));
if (device_register(&link->link_dev)) {
- put_device(consumer);
- put_device(supplier);
- kfree(link);
+ put_device(&link->link_dev);
link = NULL;
goto out;
}
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 192b1c7286b3..4167e2aef397 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -1053,7 +1053,7 @@ static void device_complete(struct device *dev, pm_message_t state)
const char *info = NULL;
if (dev->power.syscore)
- return;
+ goto out;
device_lock(dev);
@@ -1083,6 +1083,7 @@ static void device_complete(struct device *dev, pm_message_t state)
device_unlock(dev);
+out:
pm_runtime_put(dev);
}
@@ -1796,9 +1797,6 @@ static int device_prepare(struct device *dev, pm_message_t state)
int (*callback)(struct device *) = NULL;
int ret = 0;
- if (dev->power.syscore)
- return 0;
-
/*
* If a device's parent goes into runtime suspend at the wrong time,
* it won't be possible to resume the device. To prevent this we
@@ -1807,6 +1805,9 @@ static int device_prepare(struct device *dev, pm_message_t state)
*/
pm_runtime_get_noresume(dev);
+ if (dev->power.syscore)
+ return 0;
+
device_lock(dev);
dev->power.wakeup_path = false;
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 7dce17fd59ba..0636df6b67db 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -907,7 +907,7 @@ static ssize_t read_block_state(struct file *file, char __user *buf,
zram_test_flag(zram, index, ZRAM_HUGE) ? 'h' : '.',
zram_test_flag(zram, index, ZRAM_IDLE) ? 'i' : '.');
- if (count < copied) {
+ if (count <= copied) {
zram_slot_unlock(zram, index);
break;
}
diff --git a/drivers/bluetooth/btmtkuart.c b/drivers/bluetooth/btmtkuart.c
index 6c40bc75fb5b..719d4685a2dd 100644
--- a/drivers/bluetooth/btmtkuart.c
+++ b/drivers/bluetooth/btmtkuart.c
@@ -158,8 +158,10 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
int err;
hlen = sizeof(*hdr) + wmt_params->dlen;
- if (hlen > 255)
- return -EINVAL;
+ if (hlen > 255) {
+ err = -EINVAL;
+ goto err_free_skb;
+ }
hdr = (struct mtk_wmt_hdr *)&wc;
hdr->dir = 1;
@@ -173,7 +175,7 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
err = __hci_cmd_send(hdev, 0xfc6f, hlen, &wc);
if (err < 0) {
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
- return err;
+ goto err_free_skb;
}
/* The vendor specific WMT commands are all answered by a vendor
@@ -190,13 +192,14 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
if (err == -EINTR) {
bt_dev_err(hdev, "Execution of wmt command interrupted");
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
- return err;
+ goto err_free_skb;
}
if (err) {
bt_dev_err(hdev, "Execution of wmt command timed out");
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
- return -ETIMEDOUT;
+ err = -ETIMEDOUT;
+ goto err_free_skb;
}
/* Parse and handle the return WMT event */
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 02341fd66e8d..2ff437e5c705 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -17,6 +17,7 @@
#include <linux/of_platform.h>
#include <linux/slab.h>
#include <linux/sys_soc.h>
+#include <linux/timekeeping.h>
#include <linux/iopoll.h>
#include <linux/platform_data/ti-sysc.h>
@@ -223,37 +224,77 @@ static u32 sysc_read_sysstatus(struct sysc *ddata)
return sysc_read(ddata, offset);
}
-/* Poll on reset status */
-static int sysc_wait_softreset(struct sysc *ddata)
+static int sysc_poll_reset_sysstatus(struct sysc *ddata)
{
- u32 sysc_mask, syss_done, rstval;
- int syss_offset, error = 0;
-
- if (ddata->cap->regbits->srst_shift < 0)
- return 0;
-
- syss_offset = ddata->offsets[SYSC_SYSSTATUS];
- sysc_mask = BIT(ddata->cap->regbits->srst_shift);
+ int error, retries;
+ u32 syss_done, rstval;
if (ddata->cfg.quirks & SYSS_QUIRK_RESETDONE_INVERTED)
syss_done = 0;
else
syss_done = ddata->cfg.syss_mask;
- if (syss_offset >= 0) {
+ if (likely(!timekeeping_suspended)) {
error = readx_poll_timeout_atomic(sysc_read_sysstatus, ddata,
rstval, (rstval & ddata->cfg.syss_mask) ==
syss_done, 100, MAX_MODULE_SOFTRESET_WAIT);
+ } else {
+ retries = MAX_MODULE_SOFTRESET_WAIT;
+ while (retries--) {
+ rstval = sysc_read_sysstatus(ddata);
+ if ((rstval & ddata->cfg.syss_mask) == syss_done)
+ return 0;
+ udelay(2); /* Account for udelay flakeyness */
+ }
+ error = -ETIMEDOUT;
+ }
- } else if (ddata->cfg.quirks & SYSC_QUIRK_RESET_STATUS) {
+ return error;
+}
+
+static int sysc_poll_reset_sysconfig(struct sysc *ddata)
+{
+ int error, retries;
+ u32 sysc_mask, rstval;
+
+ sysc_mask = BIT(ddata->cap->regbits->srst_shift);
+
+ if (likely(!timekeeping_suspended)) {
error = readx_poll_timeout_atomic(sysc_read_sysconfig, ddata,
rstval, !(rstval & sysc_mask),
100, MAX_MODULE_SOFTRESET_WAIT);
+ } else {
+ retries = MAX_MODULE_SOFTRESET_WAIT;
+ while (retries--) {
+ rstval = sysc_read_sysconfig(ddata);
+ if (!(rstval & sysc_mask))
+ return 0;
+ udelay(2); /* Account for udelay flakeyness */
+ }
+ error = -ETIMEDOUT;
}
return error;
}
+/* Poll on reset status */
+static int sysc_wait_softreset(struct sysc *ddata)
+{
+ int syss_offset, error = 0;
+
+ if (ddata->cap->regbits->srst_shift < 0)
+ return 0;
+
+ syss_offset = ddata->offsets[SYSC_SYSSTATUS];
+
+ if (syss_offset >= 0)
+ error = sysc_poll_reset_sysstatus(ddata);
+ else if (ddata->cfg.quirks & SYSC_QUIRK_RESET_STATUS)
+ error = sysc_poll_reset_sysconfig(ddata);
+
+ return error;
+}
+
static int sysc_add_named_clock_from_child(struct sysc *ddata,
const char *name,
const char *optfck_name)
diff --git a/drivers/char/hw_random/mtk-rng.c b/drivers/char/hw_random/mtk-rng.c
index 8ad7b515a51b..6c00ea008555 100644
--- a/drivers/char/hw_random/mtk-rng.c
+++ b/drivers/char/hw_random/mtk-rng.c
@@ -166,8 +166,13 @@ static int mtk_rng_runtime_resume(struct device *dev)
return mtk_rng_init(&priv->rng);
}
-static UNIVERSAL_DEV_PM_OPS(mtk_rng_pm_ops, mtk_rng_runtime_suspend,
- mtk_rng_runtime_resume, NULL);
+static const struct dev_pm_ops mtk_rng_pm_ops = {
+ SET_RUNTIME_PM_OPS(mtk_rng_runtime_suspend,
+ mtk_rng_runtime_resume, NULL)
+ SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
+};
+
#define MTK_RNG_PM_OPS (&mtk_rng_pm_ops)
#else /* CONFIG_PM */
#define MTK_RNG_PM_OPS NULL
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 8774a3b8ff95..abb865b1dff2 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -4802,7 +4802,9 @@ static atomic_t recv_msg_inuse_count = ATOMIC_INIT(0);
static void free_smi_msg(struct ipmi_smi_msg *msg)
{
atomic_dec(&smi_msg_inuse_count);
- kfree(msg);
+ /* Try to keep as much stuff out of the panic path as possible. */
+ if (!oops_in_progress)
+ kfree(msg);
}
struct ipmi_smi_msg *ipmi_alloc_smi_msg(void)
@@ -4821,7 +4823,9 @@ EXPORT_SYMBOL(ipmi_alloc_smi_msg);
static void free_recv_msg(struct ipmi_recv_msg *msg)
{
atomic_dec(&recv_msg_inuse_count);
- kfree(msg);
+ /* Try to keep as much stuff out of the panic path as possible. */
+ if (!oops_in_progress)
+ kfree(msg);
}
static struct ipmi_recv_msg *ipmi_alloc_recv_msg(void)
@@ -4839,7 +4843,7 @@ static struct ipmi_recv_msg *ipmi_alloc_recv_msg(void)
void ipmi_free_recv_msg(struct ipmi_recv_msg *msg)
{
- if (msg->user)
+ if (msg->user && !oops_in_progress)
kref_put(&msg->user->refcount, free_user);
msg->done(msg);
}
diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c
index 6384510c48d6..92eda5b2f134 100644
--- a/drivers/char/ipmi/ipmi_watchdog.c
+++ b/drivers/char/ipmi/ipmi_watchdog.c
@@ -342,13 +342,17 @@ static atomic_t msg_tofree = ATOMIC_INIT(0);
static DECLARE_COMPLETION(msg_wait);
static void msg_free_smi(struct ipmi_smi_msg *msg)
{
- if (atomic_dec_and_test(&msg_tofree))
- complete(&msg_wait);
+ if (atomic_dec_and_test(&msg_tofree)) {
+ if (!oops_in_progress)
+ complete(&msg_wait);
+ }
}
static void msg_free_recv(struct ipmi_recv_msg *msg)
{
- if (atomic_dec_and_test(&msg_tofree))
- complete(&msg_wait);
+ if (atomic_dec_and_test(&msg_tofree)) {
+ if (!oops_in_progress)
+ complete(&msg_wait);
+ }
}
static struct ipmi_smi_msg smi_msg = {
.done = msg_free_smi
@@ -434,8 +438,10 @@ static int _ipmi_set_timeout(int do_heartbeat)
rv = __ipmi_set_timeout(&smi_msg,
&recv_msg,
&send_heartbeat_now);
- if (rv)
+ if (rv) {
+ atomic_set(&msg_tofree, 0);
return rv;
+ }
wait_for_completion(&msg_wait);
@@ -580,6 +586,7 @@ static int __ipmi_heartbeat(void)
&recv_msg,
1);
if (rv) {
+ atomic_set(&msg_tofree, 0);
pr_warn("heartbeat send failure: %d\n", rv);
return rv;
}
diff --git a/drivers/char/tpm/tpm2-space.c b/drivers/char/tpm/tpm2-space.c
index 784b8b3cb903..97e916856cf3 100644
--- a/drivers/char/tpm/tpm2-space.c
+++ b/drivers/char/tpm/tpm2-space.c
@@ -455,6 +455,9 @@ static int tpm2_map_response_body(struct tpm_chip *chip, u32 cc, u8 *rsp,
if (be32_to_cpu(data->capability) != TPM2_CAP_HANDLES)
return 0;
+ if (be32_to_cpu(data->count) > (UINT_MAX - TPM_HEADER_SIZE - 9) / 4)
+ return -EFAULT;
+
if (len != TPM_HEADER_SIZE + 9 + 4 * be32_to_cpu(data->count))
return -EFAULT;
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
index 69579efb247b..b2659a4c4016 100644
--- a/drivers/char/tpm/tpm_tis_core.c
+++ b/drivers/char/tpm/tpm_tis_core.c
@@ -48,6 +48,7 @@ static int wait_for_tpm_stat(struct tpm_chip *chip, u8 mask,
unsigned long timeout, wait_queue_head_t *queue,
bool check_cancel)
{
+ struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
unsigned long stop;
long rc;
u8 status;
@@ -80,8 +81,8 @@ static int wait_for_tpm_stat(struct tpm_chip *chip, u8 mask,
}
} else {
do {
- usleep_range(TPM_TIMEOUT_USECS_MIN,
- TPM_TIMEOUT_USECS_MAX);
+ usleep_range(priv->timeout_min,
+ priv->timeout_max);
status = chip->ops->status(chip);
if ((status & mask) == mask)
return 0;
@@ -945,7 +946,22 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
chip->timeout_b = msecs_to_jiffies(TIS_TIMEOUT_B_MAX);
chip->timeout_c = msecs_to_jiffies(TIS_TIMEOUT_C_MAX);
chip->timeout_d = msecs_to_jiffies(TIS_TIMEOUT_D_MAX);
+ priv->timeout_min = TPM_TIMEOUT_USECS_MIN;
+ priv->timeout_max = TPM_TIMEOUT_USECS_MAX;
priv->phy_ops = phy_ops;
+
+ rc = tpm_tis_read32(priv, TPM_DID_VID(0), &vendor);
+ if (rc < 0)
+ goto out_err;
+
+ priv->manufacturer_id = vendor;
+
+ if (priv->manufacturer_id == TPM_VID_ATML &&
+ !(chip->flags & TPM_CHIP_FLAG_TPM2)) {
+ priv->timeout_min = TIS_TIMEOUT_MIN_ATML;
+ priv->timeout_max = TIS_TIMEOUT_MAX_ATML;
+ }
+
dev_set_drvdata(&chip->dev, priv);
if (is_bsw()) {
@@ -988,12 +1004,6 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
if (rc)
goto out_err;
- rc = tpm_tis_read32(priv, TPM_DID_VID(0), &vendor);
- if (rc < 0)
- goto out_err;
-
- priv->manufacturer_id = vendor;
-
rc = tpm_tis_read8(priv, TPM_RID(0), &rid);
if (rc < 0)
goto out_err;
diff --git a/drivers/char/tpm/tpm_tis_core.h b/drivers/char/tpm/tpm_tis_core.h
index b2a3c6c72882..3be24f221e32 100644
--- a/drivers/char/tpm/tpm_tis_core.h
+++ b/drivers/char/tpm/tpm_tis_core.h
@@ -54,6 +54,8 @@ enum tis_defaults {
TIS_MEM_LEN = 0x5000,
TIS_SHORT_TIMEOUT = 750, /* ms */
TIS_LONG_TIMEOUT = 2000, /* 2 sec */
+ TIS_TIMEOUT_MIN_ATML = 14700, /* usecs */
+ TIS_TIMEOUT_MAX_ATML = 15000, /* usecs */
};
/* Some timeout values are needed before it is known whether the chip is
@@ -98,6 +100,8 @@ struct tpm_tis_data {
wait_queue_head_t read_queue;
const struct tpm_tis_phy_ops *phy_ops;
unsigned short rng_quality;
+ unsigned int timeout_min; /* usecs */
+ unsigned int timeout_max; /* usecs */
};
struct tpm_tis_phy_ops {
diff --git a/drivers/char/tpm/tpm_tis_spi_main.c b/drivers/char/tpm/tpm_tis_spi_main.c
index de4209003a44..d64bea3298a2 100644
--- a/drivers/char/tpm/tpm_tis_spi_main.c
+++ b/drivers/char/tpm/tpm_tis_spi_main.c
@@ -263,6 +263,7 @@ static const struct spi_device_id tpm_tis_spi_id[] = {
{ "st33htpm-spi", (unsigned long)tpm_tis_spi_probe },
{ "slb9670", (unsigned long)tpm_tis_spi_probe },
{ "tpm_tis_spi", (unsigned long)tpm_tis_spi_probe },
+ { "tpm_tis-spi", (unsigned long)tpm_tis_spi_probe },
{ "cr50", (unsigned long)cr50_spi_probe },
{}
};
diff --git a/drivers/clk/at91/clk-sam9x60-pll.c b/drivers/clk/at91/clk-sam9x60-pll.c
index 78f458a7b2ef..5a9daa3643a7 100644
--- a/drivers/clk/at91/clk-sam9x60-pll.c
+++ b/drivers/clk/at91/clk-sam9x60-pll.c
@@ -71,8 +71,8 @@ static unsigned long sam9x60_frac_pll_recalc_rate(struct clk_hw *hw,
struct sam9x60_pll_core *core = to_sam9x60_pll_core(hw);
struct sam9x60_frac *frac = to_sam9x60_frac(core);
- return (parent_rate * (frac->mul + 1) +
- ((u64)parent_rate * frac->frac >> 22));
+ return parent_rate * (frac->mul + 1) +
+ DIV_ROUND_CLOSEST_ULL((u64)parent_rate * frac->frac, (1 << 22));
}
static int sam9x60_frac_pll_prepare(struct clk_hw *hw)
diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index 20ee9dccee78..b40035b011d0 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -267,6 +267,11 @@ static int __init pmc_register_ops(void)
if (!np)
return -ENODEV;
+ if (!of_device_is_available(np)) {
+ of_node_put(np);
+ return -ENODEV;
+ }
+
pmcreg = device_node_to_regmap(np);
of_node_put(np);
if (IS_ERR(pmcreg))
diff --git a/drivers/clk/mvebu/ap-cpu-clk.c b/drivers/clk/mvebu/ap-cpu-clk.c
index b4259b60dcfd..25de4b6da776 100644
--- a/drivers/clk/mvebu/ap-cpu-clk.c
+++ b/drivers/clk/mvebu/ap-cpu-clk.c
@@ -256,12 +256,15 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
int cpu, err;
err = of_property_read_u32(dn, "reg", &cpu);
- if (WARN_ON(err))
+ if (WARN_ON(err)) {
+ of_node_put(dn);
return err;
+ }
/* If cpu2 or cpu3 is enabled */
if (cpu & APN806_CLUSTER_NUM_MASK) {
nclusters = 2;
+ of_node_put(dn);
break;
}
}
@@ -288,8 +291,10 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
int cpu, err;
err = of_property_read_u32(dn, "reg", &cpu);
- if (WARN_ON(err))
+ if (WARN_ON(err)) {
+ of_node_put(dn);
return err;
+ }
cluster_index = cpu & APN806_CLUSTER_NUM_MASK;
cluster_index >>= APN806_CLUSTER_NUM_OFFSET;
@@ -301,6 +306,7 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
parent = of_clk_get(np, cluster_index);
if (IS_ERR(parent)) {
dev_err(dev, "Could not get the clock parent\n");
+ of_node_put(dn);
return -EINVAL;
}
parent_name = __clk_get_name(parent);
@@ -319,8 +325,10 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
init.parent_names = &parent_name;
ret = devm_clk_hw_register(dev, &ap_cpu_clk[cluster_index].hw);
- if (ret)
+ if (ret) {
+ of_node_put(dn);
return ret;
+ }
ap_cpu_data->hws[cluster_index] = &ap_cpu_clk[cluster_index].hw;
}
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 39f4d8866200..a0c6e88bebe0 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -24,6 +24,7 @@ config I8253_LOCK
config OMAP_DM_TIMER
bool
+ select TIMER_OF
config CLKBLD_I8253
def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index 53ec9585ccd4..469e18547d06 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -488,6 +488,7 @@ static int cpuidle_add_state_sysfs(struct cpuidle_device *device)
&kdev->kobj, "state%d", i);
if (ret) {
kobject_put(&kobj->kobj);
+ kfree(kobj);
goto error_state;
}
cpuidle_add_s2idle_attr_group(kobj);
@@ -619,6 +620,7 @@ static int cpuidle_add_driver_sysfs(struct cpuidle_device *dev)
&kdev->kobj, "driver");
if (ret) {
kobject_put(&kdrv->kobj);
+ kfree(kdrv);
return ret;
}
@@ -705,7 +707,6 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev)
if (!kdev)
return -ENOMEM;
kdev->dev = dev;
- dev->kobj_dev = kdev;
init_completion(&kdev->kobj_unregister);
@@ -713,9 +714,11 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev)
"cpuidle");
if (error) {
kobject_put(&kdev->kobj);
+ kfree(kdev);
return error;
}
+ dev->kobj_dev = kdev;
kobject_uevent(&kdev->kobj, KOBJ_ADD);
return 0;
diff --git a/drivers/crypto/caam/caampkc.c b/drivers/crypto/caam/caampkc.c
index dd5f101e43f8..3acc825da4cc 100644
--- a/drivers/crypto/caam/caampkc.c
+++ b/drivers/crypto/caam/caampkc.c
@@ -1152,16 +1152,27 @@ static struct caam_akcipher_alg caam_rsa = {
int caam_pkc_init(struct device *ctrldev)
{
struct caam_drv_private *priv = dev_get_drvdata(ctrldev);
- u32 pk_inst;
+ u32 pk_inst, pkha;
int err;
init_done = false;
/* Determine public key hardware accelerator presence. */
- if (priv->era < 10)
+ if (priv->era < 10) {
pk_inst = (rd_reg32(&priv->ctrl->perfmon.cha_num_ls) &
CHA_ID_LS_PK_MASK) >> CHA_ID_LS_PK_SHIFT;
- else
- pk_inst = rd_reg32(&priv->ctrl->vreg.pkha) & CHA_VER_NUM_MASK;
+ } else {
+ pkha = rd_reg32(&priv->ctrl->vreg.pkha);
+ pk_inst = pkha & CHA_VER_NUM_MASK;
+
+ /*
+ * Newer CAAMs support partially disabled functionality. If this is the
+ * case, the number is non-zero, but this bit is set to indicate that
+ * no encryption or decryption is supported. Only signing and verifying
+ * is supported.
+ */
+ if (pkha & CHA_VER_MISC_PKHA_NO_CRYPT)
+ pk_inst = 0;
+ }
/* Do not register algorithms if PKHA is not present. */
if (!pk_inst)
diff --git a/drivers/crypto/caam/regs.h b/drivers/crypto/caam/regs.h
index af61f3a2c0d4..3738625c0250 100644
--- a/drivers/crypto/caam/regs.h
+++ b/drivers/crypto/caam/regs.h
@@ -322,6 +322,9 @@ struct version_regs {
/* CHA Miscellaneous Information - AESA_MISC specific */
#define CHA_VER_MISC_AES_GCM BIT(1 + CHA_VER_MISC_SHIFT)
+/* CHA Miscellaneous Information - PKHA_MISC specific */
+#define CHA_VER_MISC_PKHA_NO_CRYPT BIT(7 + CHA_VER_MISC_SHIFT)
+
/*
* caam_perfmon - Performance Monitor/Secure Memory Status/
* CAAM Global Status/Component Version IDs
diff --git a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c b/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
index e829c6aaf16f..d7ca222f0df1 100644
--- a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
+++ b/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
@@ -150,6 +150,13 @@ 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 != msg) {
+ dev_dbg(&GET_DEV(accel_dev),
+ "Collision - PFVF CSR overwritten by remote function\n");
+ ret = -EIO;
+ goto out;
+ }
+
if (val & int_bit) {
dev_dbg(&GET_DEV(accel_dev), "ACK not received from remote\n");
val &= ~int_bit;
@@ -198,6 +205,11 @@ void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
/* Read message from the VF */
msg = ADF_CSR_RD(pmisc_addr, hw_data->get_pf2vf_offset(vf_nr));
+ if (!(msg & ADF_VF2PF_INT)) {
+ dev_info(&GET_DEV(accel_dev),
+ "Spurious VF2PF interrupt, msg %X. Ignored\n", msg);
+ goto out;
+ }
/* To ACK, clear the VF2PFINT bit */
msg &= ~ADF_VF2PF_INT;
@@ -281,6 +293,7 @@ void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
if (resp && adf_iov_putmsg(accel_dev, resp, vf_nr))
dev_err(&GET_DEV(accel_dev), "Failed to send response to VF\n");
+out:
/* re-enable interrupt on PF from this VF */
adf_enable_vf2pf_interrupts(accel_dev, (1 << vf_nr));
return;
diff --git a/drivers/crypto/qat/qat_common/adf_vf_isr.c b/drivers/crypto/qat/qat_common/adf_vf_isr.c
index 024401ec9d1a..fa1b3a94155c 100644
--- a/drivers/crypto/qat/qat_common/adf_vf_isr.c
+++ b/drivers/crypto/qat/qat_common/adf_vf_isr.c
@@ -79,6 +79,11 @@ static void adf_pf2vf_bh_handler(void *data)
/* Read the message from PF */
msg = ADF_CSR_RD(pmisc_bar_addr, hw_data->get_pf2vf_offset(0));
+ if (!(msg & ADF_PF2VF_INT)) {
+ dev_info(&GET_DEV(accel_dev),
+ "Spurious PF2VF interrupt, msg %X. Ignored\n", msg);
+ goto out;
+ }
if (!(msg & ADF_PF2VF_MSGORIGIN_SYSTEM))
/* Ignore legacy non-system (non-kernel) PF2VF messages */
@@ -127,6 +132,7 @@ static void adf_pf2vf_bh_handler(void *data)
msg &= ~ADF_PF2VF_INT;
ADF_CSR_WR(pmisc_bar_addr, hw_data->get_pf2vf_offset(0), msg);
+out:
/* Re-enable PF2VF interrupts */
adf_enable_pf2vf_interrupts(accel_dev);
return;
diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index 88a6c853ffd7..c4a7a2bba086 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -2173,6 +2173,8 @@ static int s5p_aes_probe(struct platform_device *pdev)
variant = find_s5p_sss_version(pdev);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -EINVAL;
/*
* Note: HASH and PRNG uses the same registers in secss, avoid
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 922416b3aace..93e9bf738259 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -79,6 +79,7 @@ static void dma_buf_release(struct dentry *dentry)
if (dmabuf->resv == (struct dma_resv *)&dmabuf[1])
dma_resv_fini(dmabuf->resv);
+ WARN_ON(!list_empty(&dmabuf->attachments));
module_put(dmabuf->owner);
kfree(dmabuf->name);
kfree(dmabuf);
diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index 3b53115db268..627ad74c879f 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -145,7 +145,7 @@
#define AT_XDMAC_CC_WRIP (0x1 << 23) /* Write in Progress (read only) */
#define AT_XDMAC_CC_WRIP_DONE (0x0 << 23)
#define AT_XDMAC_CC_WRIP_IN_PROGRESS (0x1 << 23)
-#define AT_XDMAC_CC_PERID(i) (0x7f & (i) << 24) /* Channel Peripheral Identifier */
+#define AT_XDMAC_CC_PERID(i) ((0x7f & (i)) << 24) /* Channel Peripheral Identifier */
#define AT_XDMAC_CDS_MSP 0x2C /* Channel Data Stride Memory Set Pattern */
#define AT_XDMAC_CSUS 0x30 /* Channel Source Microblock Stride */
#define AT_XDMAC_CDUS 0x34 /* Channel Destination Microblock Stride */
diff --git a/drivers/dma/dmaengine.h b/drivers/dma/dmaengine.h
index 1bfbd64b1371..53f16d3f0029 100644
--- a/drivers/dma/dmaengine.h
+++ b/drivers/dma/dmaengine.h
@@ -176,7 +176,7 @@ dmaengine_desc_get_callback_invoke(struct dma_async_tx_descriptor *tx,
static inline bool
dmaengine_desc_callback_valid(struct dmaengine_desc_callback *cb)
{
- return (cb->callback) ? true : false;
+ return cb->callback || cb->callback_result;
}
struct dma_chan *dma_get_slave_channel(struct dma_chan *chan);
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index b36d5879b91e..f5635dfa9acf 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -786,12 +786,14 @@ static void debug_dump_dramcfg_low(struct amd64_pvt *pvt, u32 dclr, int chan)
#define CS_ODD_PRIMARY BIT(1)
#define CS_EVEN_SECONDARY BIT(2)
#define CS_ODD_SECONDARY BIT(3)
+#define CS_3R_INTERLEAVE BIT(4)
#define CS_EVEN (CS_EVEN_PRIMARY | CS_EVEN_SECONDARY)
#define CS_ODD (CS_ODD_PRIMARY | CS_ODD_SECONDARY)
static int f17_get_cs_mode(int dimm, u8 ctrl, struct amd64_pvt *pvt)
{
+ u8 base, count = 0;
int cs_mode = 0;
if (csrow_enabled(2 * dimm, ctrl, pvt))
@@ -804,6 +806,20 @@ static int f17_get_cs_mode(int dimm, u8 ctrl, struct amd64_pvt *pvt)
if (csrow_sec_enabled(2 * dimm + 1, ctrl, pvt))
cs_mode |= CS_ODD_SECONDARY;
+ /*
+ * 3 Rank inteleaving support.
+ * There should be only three bases enabled and their two masks should
+ * be equal.
+ */
+ for_each_chip_select(base, ctrl, pvt)
+ count += csrow_enabled(base, ctrl, pvt);
+
+ if (count == 3 &&
+ pvt->csels[ctrl].csmasks[0] == pvt->csels[ctrl].csmasks[1]) {
+ edac_dbg(1, "3R interleaving in use.\n");
+ cs_mode |= CS_3R_INTERLEAVE;
+ }
+
return cs_mode;
}
@@ -1612,10 +1628,14 @@ static int f17_addr_mask_to_cs_size(struct amd64_pvt *pvt, u8 umc,
*
* The MSB is the number of bits in the full mask because BIT[0] is
* always 0.
+ *
+ * In the special 3 Rank interleaving case, a single bit is flipped
+ * without swapping with the most significant bit. This can be handled
+ * by keeping the MSB where it is and ignoring the single zero bit.
*/
msb = fls(addr_mask_orig) - 1;
weight = hweight_long(addr_mask_orig);
- num_zero_bits = msb - weight;
+ num_zero_bits = msb - weight - !!(cs_mode & CS_3R_INTERLEAVE);
/* Take the number of zero bits off from the top of the mask. */
addr_mask_deinterleaved = GENMASK_ULL(msb - num_zero_bits, 1);
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index 4c626fcd4dcb..1522d4aa2ca6 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -1052,7 +1052,7 @@ static u64 haswell_get_tohm(struct sbridge_pvt *pvt)
pci_read_config_dword(pvt->info.pci_vtd, HASWELL_TOHM_1, ®);
rc = ((reg << 6) | rc) << 26;
- return rc | 0x1ffffff;
+ return rc | 0x3ffffff;
}
static u64 knl_get_tolm(struct sbridge_pvt *pvt)
diff --git a/drivers/firmware/psci/psci_checker.c b/drivers/firmware/psci/psci_checker.c
index 9a369a2eda71..116eb465cdb4 100644
--- a/drivers/firmware/psci/psci_checker.c
+++ b/drivers/firmware/psci/psci_checker.c
@@ -155,7 +155,7 @@ static int alloc_init_cpu_groups(cpumask_var_t **pcpu_groups)
if (!alloc_cpumask_var(&tmp, GFP_KERNEL))
return -ENOMEM;
- cpu_groups = kcalloc(nb_available_cpus, sizeof(cpu_groups),
+ cpu_groups = kcalloc(nb_available_cpus, sizeof(*cpu_groups),
GFP_KERNEL);
if (!cpu_groups) {
free_cpumask_var(tmp);
diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c
index c5b20bdc08e9..e10a99860ca4 100644
--- a/drivers/firmware/qcom_scm.c
+++ b/drivers/firmware/qcom_scm.c
@@ -252,7 +252,7 @@ static bool __qcom_scm_is_call_available(struct device *dev, u32 svc_id,
break;
default:
pr_err("Unknown SMC convention being used\n");
- return -EINVAL;
+ return false;
}
ret = qcom_scm_call(dev, &desc, &res);
diff --git a/drivers/gpio/gpio-mlxbf2.c b/drivers/gpio/gpio-mlxbf2.c
index befa5e109943..d4b250b470b4 100644
--- a/drivers/gpio/gpio-mlxbf2.c
+++ b/drivers/gpio/gpio-mlxbf2.c
@@ -268,6 +268,11 @@ mlxbf2_gpio_probe(struct platform_device *pdev)
NULL,
0);
+ if (ret) {
+ dev_err(dev, "bgpio_init failed\n");
+ return ret;
+ }
+
gc->direction_input = mlxbf2_gpio_direction_input;
gc->direction_output = mlxbf2_gpio_direction_output;
gc->ngpio = npins;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
index 15c45b2a3983..714178f1b6c6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -61,7 +61,7 @@ static void amdgpu_bo_list_free(struct kref *ref)
int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp,
struct drm_amdgpu_bo_list_entry *info,
- unsigned num_entries, struct amdgpu_bo_list **result)
+ size_t num_entries, struct amdgpu_bo_list **result)
{
unsigned last_entry = 0, first_userptr = num_entries;
struct amdgpu_bo_list_entry *array;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h
index a130e766cbdb..529d52a204cf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h
@@ -60,7 +60,7 @@ int amdgpu_bo_create_list_entry_array(struct drm_amdgpu_bo_list_in *in,
int amdgpu_bo_list_create(struct amdgpu_device *adev,
struct drm_file *filp,
struct drm_amdgpu_bo_list_entry *info,
- unsigned num_entries,
+ size_t num_entries,
struct amdgpu_bo_list **list);
static inline struct amdgpu_bo_list_entry *
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 95a9117e9564..861d0cc45fc1 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -842,12 +842,12 @@ static int gmc_v6_0_sw_init(void *handle)
adev->gmc.mc_mask = 0xffffffffffULL;
- r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(44));
+ r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(40));
if (r) {
dev_warn(adev->dev, "No suitable DMA available.\n");
return r;
}
- adev->need_swiotlb = drm_need_swiotlb(44);
+ adev->need_swiotlb = drm_need_swiotlb(40);
r = gmc_v6_0_init_microcode(adev);
if (r) {
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
index f493b5c3d382..79bcc78f7704 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
@@ -22,6 +22,7 @@
*/
#include <linux/firmware.h>
+#include <drm/drm_drv.h>
#include "amdgpu.h"
#include "amdgpu_vcn.h"
@@ -192,11 +193,14 @@ static int vcn_v2_0_sw_init(void *handle)
*/
static int vcn_v2_0_sw_fini(void *handle)
{
- int r;
+ int r, idx;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr;
- fw_shared->present_flag_0 = 0;
+ if (drm_dev_enter(&adev->ddev, &idx)) {
+ fw_shared->present_flag_0 = 0;
+ drm_dev_exit(idx);
+ }
amdgpu_virt_free_mm_table(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
index ce64d4016f90..381839d005db 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
@@ -22,6 +22,7 @@
*/
#include <linux/firmware.h>
+#include <drm/drm_drv.h>
#include "amdgpu.h"
#include "amdgpu_vcn.h"
@@ -233,17 +234,21 @@ static int vcn_v2_5_sw_init(void *handle)
*/
static int vcn_v2_5_sw_fini(void *handle)
{
- int i, r;
+ int i, r, idx;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
volatile struct amdgpu_fw_shared *fw_shared;
- for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
- if (adev->vcn.harvest_config & (1 << i))
- continue;
- fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
- fw_shared->present_flag_0 = 0;
+ if (drm_dev_enter(&adev->ddev, &idx)) {
+ for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
+ if (adev->vcn.harvest_config & (1 << i))
+ continue;
+ fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
+ fw_shared->present_flag_0 = 0;
+ }
+ drm_dev_exit(idx);
}
+
if (amdgpu_sriov_vf(adev))
amdgpu_virt_free_mm_table(adev);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 903170e59342..5751bddc9cad 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -744,6 +744,7 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd,
kfd_double_confirm_iommu_support(kfd);
if (kfd_iommu_device_init(kfd)) {
+ kfd->use_iommu_v2 = false;
dev_err(kfd_device, "Error initializing iommuv2\n");
goto device_iommu_error;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 5dbc290bcbe8..312181654646 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -3754,16 +3754,22 @@ static bool init_soc_bounding_box(struct dc *dc,
clock_limits_available = (status == PP_SMU_RESULT_OK);
}
- if (clock_limits_available && uclk_states_available && num_states)
+ if (clock_limits_available && uclk_states_available && num_states) {
+ DC_FP_START();
dcn20_update_bounding_box(dc, loaded_bb, &max_clocks, uclk_states, num_states);
- else if (clock_limits_available)
+ DC_FP_END();
+ } else if (clock_limits_available) {
+ DC_FP_START();
dcn20_cap_soc_clocks(loaded_bb, max_clocks);
+ DC_FP_END();
+ }
}
loaded_ip->max_num_otg = pool->base.res_cap->num_timing_generator;
loaded_ip->max_num_dpp = pool->base.pipe_count;
+ DC_FP_START();
dcn20_patch_bounding_box(dc, loaded_bb);
-
+ DC_FP_END();
return true;
}
@@ -3783,8 +3789,6 @@ static bool dcn20_resource_construct(
enum dml_project dml_project_version =
get_dml_project_version(ctx->asic_id.hw_internal_rev);
- DC_FP_START();
-
ctx->dc_bios->regs = &bios_regs;
pool->base.funcs = &dcn20_res_pool_funcs;
@@ -4128,12 +4132,10 @@ static bool dcn20_resource_construct(
pool->base.oem_device = NULL;
}
- DC_FP_END();
return true;
create_fail:
- DC_FP_END();
dcn20_resource_destruct(pool);
return false;
diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c
index f6bdec7fa925..a950d5db211c 100644
--- a/drivers/gpu/drm/drm_panel_orientation_quirks.c
+++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c
@@ -109,6 +109,12 @@ static const struct drm_dmi_panel_orientation_data lcd1200x1920_rightside_up = {
.orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
};
+static const struct drm_dmi_panel_orientation_data lcd1280x1920_rightside_up = {
+ .width = 1280,
+ .height = 1920,
+ .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
+};
+
static const struct dmi_system_id orientation_data[] = {
{ /* Acer One 10 (S1003) */
.matches = {
@@ -134,6 +140,12 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T103HAF"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
+ }, { /* AYA NEO 2021 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYADEVICE"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "AYA NEO 2021"),
+ },
+ .driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* GPD MicroPC (generic strings, also match on bios date) */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
@@ -185,6 +197,12 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
},
.driver_data = (void *)&gpd_win2,
+ }, { /* GPD Win 3 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "G1618-03")
+ },
+ .driver_data = (void *)&lcd720x1280_rightside_up,
}, { /* I.T.Works TW891 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
@@ -193,6 +211,13 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"),
},
.driver_data = (void *)&itworks_tw891,
+ }, { /* KD Kurio Smart C15200 2-in-1 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "KD Interactive"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Kurio Smart"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "KDM960BCP"),
+ },
+ .driver_data = (void *)&lcd800x1280_rightside_up,
}, { /*
* Lenovo Ideapad Miix 310 laptop, only some production batches
* have a portrait screen, the resolution checks makes the quirk
@@ -211,10 +236,15 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
- }, { /* Lenovo Ideapad D330 */
+ }, { /* Lenovo Ideapad D330-10IGM (HD) */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
+ },
+ .driver_data = (void *)&lcd800x1280_rightside_up,
+ }, { /* Lenovo Ideapad D330-10IGM (FHD) */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
- DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "81H3"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
},
.driver_data = (void *)&lcd1200x1920_rightside_up,
@@ -225,6 +255,19 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"),
},
.driver_data = (void *)&onegx1_pro,
+ }, { /* Samsung GalaxyBook 10.6 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galaxy Book 10.6"),
+ },
+ .driver_data = (void *)&lcd1280x1920_rightside_up,
+ }, { /* Valve Steam Deck */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jupiter"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
+ },
+ .driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* VIOS LTH17 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VIOS"),
diff --git a/drivers/gpu/drm/drm_plane_helper.c b/drivers/gpu/drm/drm_plane_helper.c
index 3aae7ea522f2..c3f2292dc93d 100644
--- a/drivers/gpu/drm/drm_plane_helper.c
+++ b/drivers/gpu/drm/drm_plane_helper.c
@@ -123,7 +123,6 @@ static int drm_plane_helper_check_update(struct drm_plane *plane,
.crtc_w = drm_rect_width(dst),
.crtc_h = drm_rect_height(dst),
.rotation = rotation,
- .visible = *visible,
};
struct drm_crtc_state crtc_state = {
.crtc = crtc,
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c
index c940b69435e1..016c462bdb5d 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c
@@ -138,11 +138,13 @@ static int _sspp_subblk_offset(struct dpu_hw_pipe *ctx,
u32 *idx)
{
int rc = 0;
- const struct dpu_sspp_sub_blks *sblk = ctx->cap->sblk;
+ const struct dpu_sspp_sub_blks *sblk;
- if (!ctx)
+ if (!ctx || !ctx->cap || !ctx->cap->sblk)
return -EINVAL;
+ sblk = ctx->cap->sblk;
+
switch (s_id) {
case DPU_SSPP_SRC:
*idx = sblk->src_blk.base;
@@ -419,7 +421,7 @@ static void _dpu_hw_sspp_setup_scaler3(struct dpu_hw_pipe *ctx,
(void)pe;
if (_sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx) || !sspp
- || !scaler3_cfg || !ctx || !ctx->cap || !ctx->cap->sblk)
+ || !scaler3_cfg)
return;
dpu_hw_setup_scaler3(&ctx->hw, scaler3_cfg, idx,
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index c8217f4858a1..b4a2e8eb35dd 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -846,6 +846,10 @@ static int _dpu_kms_mmu_init(struct dpu_kms *dpu_kms)
return 0;
mmu = msm_iommu_new(dpu_kms->dev->dev, domain);
+ if (IS_ERR(mmu)) {
+ iommu_domain_free(domain);
+ return PTR_ERR(mmu);
+ }
aspace = msm_gem_address_space_create(mmu, "dpu1",
0x1000, 0x100000000 - 0x1000);
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 04be4cfcccc1..819567e40565 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -1061,7 +1061,7 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev,
ret = msm_gem_new_impl(dev, size, flags, &obj);
if (ret)
- goto fail;
+ return ERR_PTR(ret);
msm_obj = to_msm_bo(obj);
@@ -1149,7 +1149,7 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev,
ret = msm_gem_new_impl(dev, size, MSM_BO_WC, &obj);
if (ret)
- goto fail;
+ return ERR_PTR(ret);
drm_gem_private_object_init(dev, obj, size);
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index 55d16489d0f3..90c26da10902 100644
--- a/drivers/gpu/drm/msm/msm_gpu.c
+++ b/drivers/gpu/drm/msm/msm_gpu.c
@@ -376,7 +376,7 @@ static void msm_gpu_crashstate_capture(struct msm_gpu *gpu,
state->bos = kcalloc(nr,
sizeof(struct msm_gpu_state_bo), GFP_KERNEL);
- for (i = 0; i < submit->nr_bos; i++) {
+ for (i = 0; state->bos && i < submit->nr_bos; i++) {
if (should_dump(submit, i)) {
msm_gpu_crashstate_get_bo(state, submit->bos[i].obj,
submit->bos[i].iova, submit->bos[i].flags);
diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c
index 1c3f890377d2..f67700c028c7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_svm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_svm.c
@@ -156,10 +156,14 @@ nouveau_svmm_bind(struct drm_device *dev, void *data,
*/
mm = get_task_mm(current);
+ if (!mm) {
+ return -EINVAL;
+ }
mmap_read_lock(mm);
if (!cli->svm.svmm) {
mmap_read_unlock(mm);
+ mmput(mm);
return -EINVAL;
}
diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.h b/drivers/gpu/drm/sun4i/sun8i_csc.h
index a55a38ad849c..022cafa6c06c 100644
--- a/drivers/gpu/drm/sun4i/sun8i_csc.h
+++ b/drivers/gpu/drm/sun4i/sun8i_csc.h
@@ -16,8 +16,8 @@ struct sun8i_mixer;
#define CCSC10_OFFSET 0xA0000
#define CCSC11_OFFSET 0xF0000
-#define SUN8I_CSC_CTRL(base) (base + 0x0)
-#define SUN8I_CSC_COEFF(base, i) (base + 0x10 + 4 * i)
+#define SUN8I_CSC_CTRL(base) ((base) + 0x0)
+#define SUN8I_CSC_COEFF(base, i) ((base) + 0x10 + 4 * (i))
#define SUN8I_CSC_CTRL_EN BIT(0)
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 98a006fc30a5..0b1daf442425 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -500,11 +500,6 @@ int ttm_bo_vm_access(struct vm_area_struct *vma, unsigned long addr,
switch (bo->mem.mem_type) {
case TTM_PL_SYSTEM:
- if (unlikely(bo->ttm->page_flags & TTM_PAGE_FLAG_SWAPPED)) {
- ret = ttm_tt_swapin(bo->ttm);
- if (unlikely(ret != 0))
- return ret;
- }
fallthrough;
case TTM_PL_TT:
ret = ttm_bo_vm_access_kmap(bo, offset, buf, len, write);
diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
index 182c586525eb..64fe63c1938f 100644
--- a/drivers/gpu/drm/v3d/v3d_gem.c
+++ b/drivers/gpu/drm/v3d/v3d_gem.c
@@ -195,8 +195,8 @@ v3d_clean_caches(struct v3d_dev *v3d)
V3D_CORE_WRITE(core, V3D_CTL_L2TCACTL, V3D_L2TCACTL_TMUWCF);
if (wait_for(!(V3D_CORE_READ(core, V3D_CTL_L2TCACTL) &
- V3D_L2TCACTL_L2TFLS), 100)) {
- DRM_ERROR("Timeout waiting for L1T write combiner flush\n");
+ V3D_L2TCACTL_TMUWCF), 100)) {
+ DRM_ERROR("Timeout waiting for TMU write combiner flush\n");
}
mutex_lock(&v3d->cache_clean_lock);
diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 07945ca238e2..5e40fa0f5e8f 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -91,9 +91,7 @@ virtio_gpu_get_vbuf(struct virtio_gpu_device *vgdev,
{
struct virtio_gpu_vbuffer *vbuf;
- vbuf = kmem_cache_zalloc(vgdev->vbufs, GFP_KERNEL);
- if (!vbuf)
- return ERR_PTR(-ENOMEM);
+ vbuf = kmem_cache_zalloc(vgdev->vbufs, GFP_KERNEL | __GFP_NOFAIL);
BUG_ON(size > MAX_INLINE_CMD_SIZE ||
size < sizeof(struct virtio_gpu_ctrl_hdr));
@@ -147,10 +145,6 @@ static void *virtio_gpu_alloc_cmd_resp(struct virtio_gpu_device *vgdev,
vbuf = virtio_gpu_get_vbuf(vgdev, cmd_size,
resp_size, resp_buf, cb);
- if (IS_ERR(vbuf)) {
- *vbuffer_p = NULL;
- return ERR_CAST(vbuf);
- }
*vbuffer_p = vbuf;
return (struct virtio_gpu_command *)vbuf->buf;
}
diff --git a/drivers/hid/hid-u2fzero.c b/drivers/hid/hid-u2fzero.c
index d70cd3d7f583..67ae2b18e33a 100644
--- a/drivers/hid/hid-u2fzero.c
+++ b/drivers/hid/hid-u2fzero.c
@@ -132,7 +132,7 @@ static int u2fzero_recv(struct u2fzero_device *dev,
ret = (wait_for_completion_timeout(
&ctx.done, msecs_to_jiffies(USB_CTRL_SET_TIMEOUT)));
- if (ret < 0) {
+ if (ret == 0) {
usb_kill_urb(dev->urb);
hid_err(hdev, "urb submission timed out");
} else {
@@ -191,6 +191,8 @@ static int u2fzero_rng_read(struct hwrng *rng, void *data,
struct u2f_hid_msg resp;
int ret;
size_t actual_length;
+ /* valid packets must have a correct header */
+ int min_length = offsetof(struct u2f_hid_msg, init.data);
if (!dev->present) {
hid_dbg(dev->hdev, "device not present");
@@ -200,12 +202,12 @@ static int u2fzero_rng_read(struct hwrng *rng, void *data,
ret = u2fzero_recv(dev, &req, &resp);
/* ignore errors or packets without data */
- if (ret < offsetof(struct u2f_hid_msg, init.data))
+ if (ret < min_length)
return 0;
/* only take the minimum amount of data it is safe to take */
- actual_length = min3((size_t)ret - offsetof(struct u2f_hid_msg,
- init.data), U2F_HID_MSG_LEN(resp), max);
+ actual_length = min3((size_t)ret - min_length,
+ U2F_HID_MSG_LEN(resp), max);
memcpy(data, resp.init.data, actual_length);
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index 40e2b9f91163..7845fa5de79e 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -13,6 +13,7 @@
#define _HYPERV_VMBUS_H
#include <linux/list.h>
+#include <linux/bitops.h>
#include <asm/sync_bitops.h>
#include <asm/hyperv-tlfs.h>
#include <linux/atomic.h>
diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c
index 6c684058bfdf..e5a83f749267 100644
--- a/drivers/hwmon/hwmon.c
+++ b/drivers/hwmon/hwmon.c
@@ -760,8 +760,10 @@ __hwmon_device_register(struct device *dev, const char *name, void *drvdata,
dev_set_drvdata(hdev, drvdata);
dev_set_name(hdev, HWMON_ID_FORMAT, id);
err = device_register(hdev);
- if (err)
- goto free_hwmon;
+ if (err) {
+ put_device(hdev);
+ goto ida_remove;
+ }
INIT_LIST_HEAD(&hwdev->tzdata);
diff --git a/drivers/hwmon/pmbus/lm25066.c b/drivers/hwmon/pmbus/lm25066.c
index 429172a42902..17199a1104c7 100644
--- a/drivers/hwmon/pmbus/lm25066.c
+++ b/drivers/hwmon/pmbus/lm25066.c
@@ -51,26 +51,31 @@ struct __coeff {
#define PSC_CURRENT_IN_L (PSC_NUM_CLASSES)
#define PSC_POWER_L (PSC_NUM_CLASSES + 1)
-static struct __coeff lm25066_coeff[6][PSC_NUM_CLASSES + 2] = {
+static struct __coeff lm25066_coeff[][PSC_NUM_CLASSES + 2] = {
[lm25056] = {
[PSC_VOLTAGE_IN] = {
.m = 16296,
+ .b = 1343,
.R = -2,
},
[PSC_CURRENT_IN] = {
.m = 13797,
+ .b = -1833,
.R = -2,
},
[PSC_CURRENT_IN_L] = {
.m = 6726,
+ .b = -537,
.R = -2,
},
[PSC_POWER] = {
.m = 5501,
+ .b = -2908,
.R = -3,
},
[PSC_POWER_L] = {
.m = 26882,
+ .b = -5646,
.R = -4,
},
[PSC_TEMPERATURE] = {
@@ -82,26 +87,32 @@ static struct __coeff lm25066_coeff[6][PSC_NUM_CLASSES + 2] = {
[lm25066] = {
[PSC_VOLTAGE_IN] = {
.m = 22070,
+ .b = -1800,
.R = -2,
},
[PSC_VOLTAGE_OUT] = {
.m = 22070,
+ .b = -1800,
.R = -2,
},
[PSC_CURRENT_IN] = {
.m = 13661,
+ .b = -5200,
.R = -2,
},
[PSC_CURRENT_IN_L] = {
.m = 6852,
+ .b = -3100,
.R = -2,
},
[PSC_POWER] = {
.m = 736,
+ .b = -3300,
.R = -2,
},
[PSC_POWER_L] = {
.m = 369,
+ .b = -1900,
.R = -2,
},
[PSC_TEMPERATURE] = {
@@ -111,26 +122,32 @@ static struct __coeff lm25066_coeff[6][PSC_NUM_CLASSES + 2] = {
[lm5064] = {
[PSC_VOLTAGE_IN] = {
.m = 4611,
+ .b = -642,
.R = -2,
},
[PSC_VOLTAGE_OUT] = {
.m = 4621,
+ .b = 423,
.R = -2,
},
[PSC_CURRENT_IN] = {
.m = 10742,
+ .b = 1552,
.R = -2,
},
[PSC_CURRENT_IN_L] = {
.m = 5456,
+ .b = 2118,
.R = -2,
},
[PSC_POWER] = {
.m = 1204,
+ .b = 8524,
.R = -3,
},
[PSC_POWER_L] = {
.m = 612,
+ .b = 11202,
.R = -3,
},
[PSC_TEMPERATURE] = {
@@ -140,26 +157,32 @@ static struct __coeff lm25066_coeff[6][PSC_NUM_CLASSES + 2] = {
[lm5066] = {
[PSC_VOLTAGE_IN] = {
.m = 4587,
+ .b = -1200,
.R = -2,
},
[PSC_VOLTAGE_OUT] = {
.m = 4587,
+ .b = -2400,
.R = -2,
},
[PSC_CURRENT_IN] = {
.m = 10753,
+ .b = -1200,
.R = -2,
},
[PSC_CURRENT_IN_L] = {
.m = 5405,
+ .b = -600,
.R = -2,
},
[PSC_POWER] = {
.m = 1204,
+ .b = -6000,
.R = -3,
},
[PSC_POWER_L] = {
.m = 605,
+ .b = -8000,
.R = -3,
},
[PSC_TEMPERATURE] = {
diff --git a/drivers/hwtracing/coresight/coresight-cti-core.c b/drivers/hwtracing/coresight/coresight-cti-core.c
index 61dbc1afd8da..7ea93598f0ee 100644
--- a/drivers/hwtracing/coresight/coresight-cti-core.c
+++ b/drivers/hwtracing/coresight/coresight-cti-core.c
@@ -174,7 +174,7 @@ static int cti_disable_hw(struct cti_drvdata *drvdata)
coresight_disclaim_device_unlocked(drvdata->base);
CS_LOCK(drvdata->base);
spin_unlock(&drvdata->spinlock);
- pm_runtime_put(dev);
+ pm_runtime_put(dev->parent);
return 0;
/* not disabled this call */
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 0af2784cbd0d..265635db29aa 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -195,7 +195,7 @@ static const u16 mt_i2c_regs_v2[] = {
[OFFSET_CLOCK_DIV] = 0x48,
[OFFSET_SOFTRESET] = 0x50,
[OFFSET_SCL_MIS_COMP_POINT] = 0x90,
- [OFFSET_DEBUGSTAT] = 0xe0,
+ [OFFSET_DEBUGSTAT] = 0xe4,
[OFFSET_DEBUGCTRL] = 0xe8,
[OFFSET_FIFO_STAT] = 0xf4,
[OFFSET_FIFO_THRESH] = 0xf8,
diff --git a/drivers/i2c/busses/i2c-xlr.c b/drivers/i2c/busses/i2c-xlr.c
index 126d1393e548..9ce20652d494 100644
--- a/drivers/i2c/busses/i2c-xlr.c
+++ b/drivers/i2c/busses/i2c-xlr.c
@@ -431,11 +431,15 @@ static int xlr_i2c_probe(struct platform_device *pdev)
i2c_set_adapdata(&priv->adap, priv);
ret = i2c_add_numbered_adapter(&priv->adap);
if (ret < 0)
- return ret;
+ goto err_unprepare_clk;
platform_set_drvdata(pdev, priv);
dev_info(&priv->adap.dev, "Added I2C Bus.\n");
return 0;
+
+err_unprepare_clk:
+ clk_unprepare(clk);
+ return ret;
}
static int xlr_i2c_remove(struct platform_device *pdev)
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index 43c50167d220..bde0ca3ef7a4 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -1255,13 +1255,9 @@ int st_accel_common_probe(struct iio_dev *indio_dev)
indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->info = &accel_info;
- err = st_sensors_power_enable(indio_dev);
- if (err)
- return err;
-
err = st_sensors_verify_id(indio_dev);
if (err < 0)
- goto st_accel_power_off;
+ return err;
adata->num_data_channels = ST_ACCEL_NUMBER_DATA_CHANNELS;
indio_dev->num_channels = ST_SENSORS_NUMBER_ALL_CHANNELS;
@@ -1270,10 +1266,8 @@ int st_accel_common_probe(struct iio_dev *indio_dev)
channels = devm_kmemdup(&indio_dev->dev,
adata->sensor_settings->ch,
channels_size, GFP_KERNEL);
- if (!channels) {
- err = -ENOMEM;
- goto st_accel_power_off;
- }
+ if (!channels)
+ return -ENOMEM;
if (apply_acpi_orientation(indio_dev, channels))
dev_warn(&indio_dev->dev,
@@ -1288,11 +1282,11 @@ int st_accel_common_probe(struct iio_dev *indio_dev)
err = st_sensors_init_sensor(indio_dev, pdata);
if (err < 0)
- goto st_accel_power_off;
+ return err;
err = st_accel_allocate_ring(indio_dev);
if (err < 0)
- goto st_accel_power_off;
+ return err;
if (adata->irq > 0) {
err = st_sensors_allocate_trigger(indio_dev,
@@ -1315,9 +1309,6 @@ int st_accel_common_probe(struct iio_dev *indio_dev)
st_sensors_deallocate_trigger(indio_dev);
st_accel_probe_trigger_error:
st_accel_deallocate_ring(indio_dev);
-st_accel_power_off:
- st_sensors_power_disable(indio_dev);
-
return err;
}
EXPORT_SYMBOL(st_accel_common_probe);
@@ -1326,8 +1317,6 @@ void st_accel_common_remove(struct iio_dev *indio_dev)
{
struct st_sensor_data *adata = iio_priv(indio_dev);
- st_sensors_power_disable(indio_dev);
-
iio_device_unregister(indio_dev);
if (adata->irq > 0)
st_sensors_deallocate_trigger(indio_dev);
diff --git a/drivers/iio/accel/st_accel_i2c.c b/drivers/iio/accel/st_accel_i2c.c
index 360e16f2cadb..02c823b93ecd 100644
--- a/drivers/iio/accel/st_accel_i2c.c
+++ b/drivers/iio/accel/st_accel_i2c.c
@@ -174,16 +174,29 @@ static int st_accel_i2c_probe(struct i2c_client *client)
if (ret < 0)
return ret;
+ ret = st_sensors_power_enable(indio_dev);
+ if (ret)
+ return ret;
+
ret = st_accel_common_probe(indio_dev);
if (ret < 0)
- return ret;
+ goto st_accel_power_off;
return 0;
+
+st_accel_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return ret;
}
static int st_accel_i2c_remove(struct i2c_client *client)
{
- st_accel_common_remove(i2c_get_clientdata(client));
+ struct iio_dev *indio_dev = i2c_get_clientdata(client);
+
+ st_accel_common_remove(indio_dev);
+
+ st_sensors_power_disable(indio_dev);
return 0;
}
diff --git a/drivers/iio/accel/st_accel_spi.c b/drivers/iio/accel/st_accel_spi.c
index 568ff1bae0ee..386ae18d5f26 100644
--- a/drivers/iio/accel/st_accel_spi.c
+++ b/drivers/iio/accel/st_accel_spi.c
@@ -123,16 +123,29 @@ static int st_accel_spi_probe(struct spi_device *spi)
if (err < 0)
return err;
+ err = st_sensors_power_enable(indio_dev);
+ if (err)
+ return err;
+
err = st_accel_common_probe(indio_dev);
if (err < 0)
- return err;
+ goto st_accel_power_off;
return 0;
+
+st_accel_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return err;
}
static int st_accel_spi_remove(struct spi_device *spi)
{
- st_accel_common_remove(spi_get_drvdata(spi));
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+
+ st_accel_common_remove(indio_dev);
+
+ st_sensors_power_disable(indio_dev);
return 0;
}
diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c
index d87e21016863..e86886ca5ee4 100644
--- a/drivers/iio/dac/ad5446.c
+++ b/drivers/iio/dac/ad5446.c
@@ -531,8 +531,15 @@ static int ad5622_write(struct ad5446_state *st, unsigned val)
{
struct i2c_client *client = to_i2c_client(st->dev);
__be16 data = cpu_to_be16(val);
+ int ret;
+
+ ret = i2c_master_send(client, (char *)&data, sizeof(data));
+ if (ret < 0)
+ return ret;
+ if (ret != sizeof(data))
+ return -EIO;
- return i2c_master_send(client, (char *)&data, sizeof(data));
+ return 0;
}
/*
diff --git a/drivers/iio/dac/ad5770r.c b/drivers/iio/dac/ad5770r.c
index 42decba1463c..56d8bd2dd92f 100644
--- a/drivers/iio/dac/ad5770r.c
+++ b/drivers/iio/dac/ad5770r.c
@@ -522,7 +522,7 @@ static int ad5770r_channel_config(struct ad5770r_state *st)
return -EINVAL;
device_for_each_child_node(&st->spi->dev, child) {
- ret = fwnode_property_read_u32(child, "num", &num);
+ ret = fwnode_property_read_u32(child, "reg", &num);
if (ret)
goto err_child_out;
if (num >= AD5770R_MAX_CHANNELS) {
diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c
index c8aa051995d3..8c87f85f20bd 100644
--- a/drivers/iio/gyro/st_gyro_core.c
+++ b/drivers/iio/gyro/st_gyro_core.c
@@ -466,13 +466,9 @@ int st_gyro_common_probe(struct iio_dev *indio_dev)
indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->info = &gyro_info;
- err = st_sensors_power_enable(indio_dev);
- if (err)
- return err;
-
err = st_sensors_verify_id(indio_dev);
if (err < 0)
- goto st_gyro_power_off;
+ return err;
gdata->num_data_channels = ST_GYRO_NUMBER_DATA_CHANNELS;
indio_dev->channels = gdata->sensor_settings->ch;
@@ -485,11 +481,11 @@ int st_gyro_common_probe(struct iio_dev *indio_dev)
err = st_sensors_init_sensor(indio_dev, pdata);
if (err < 0)
- goto st_gyro_power_off;
+ return err;
err = st_gyro_allocate_ring(indio_dev);
if (err < 0)
- goto st_gyro_power_off;
+ return err;
if (gdata->irq > 0) {
err = st_sensors_allocate_trigger(indio_dev,
@@ -512,9 +508,6 @@ int st_gyro_common_probe(struct iio_dev *indio_dev)
st_sensors_deallocate_trigger(indio_dev);
st_gyro_probe_trigger_error:
st_gyro_deallocate_ring(indio_dev);
-st_gyro_power_off:
- st_sensors_power_disable(indio_dev);
-
return err;
}
EXPORT_SYMBOL(st_gyro_common_probe);
@@ -523,8 +516,6 @@ void st_gyro_common_remove(struct iio_dev *indio_dev)
{
struct st_sensor_data *gdata = iio_priv(indio_dev);
- st_sensors_power_disable(indio_dev);
-
iio_device_unregister(indio_dev);
if (gdata->irq > 0)
st_sensors_deallocate_trigger(indio_dev);
diff --git a/drivers/iio/gyro/st_gyro_i2c.c b/drivers/iio/gyro/st_gyro_i2c.c
index 8190966e6ff0..3ed577977946 100644
--- a/drivers/iio/gyro/st_gyro_i2c.c
+++ b/drivers/iio/gyro/st_gyro_i2c.c
@@ -86,16 +86,29 @@ static int st_gyro_i2c_probe(struct i2c_client *client,
if (err < 0)
return err;
+ err = st_sensors_power_enable(indio_dev);
+ if (err)
+ return err;
+
err = st_gyro_common_probe(indio_dev);
if (err < 0)
- return err;
+ goto st_gyro_power_off;
return 0;
+
+st_gyro_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return err;
}
static int st_gyro_i2c_remove(struct i2c_client *client)
{
- st_gyro_common_remove(i2c_get_clientdata(client));
+ struct iio_dev *indio_dev = i2c_get_clientdata(client);
+
+ st_gyro_common_remove(indio_dev);
+
+ st_sensors_power_disable(indio_dev);
return 0;
}
diff --git a/drivers/iio/gyro/st_gyro_spi.c b/drivers/iio/gyro/st_gyro_spi.c
index efb862763ca3..c04bcf2518c1 100644
--- a/drivers/iio/gyro/st_gyro_spi.c
+++ b/drivers/iio/gyro/st_gyro_spi.c
@@ -90,16 +90,29 @@ static int st_gyro_spi_probe(struct spi_device *spi)
if (err < 0)
return err;
+ err = st_sensors_power_enable(indio_dev);
+ if (err)
+ return err;
+
err = st_gyro_common_probe(indio_dev);
if (err < 0)
- return err;
+ goto st_gyro_power_off;
return 0;
+
+st_gyro_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return err;
}
static int st_gyro_spi_remove(struct spi_device *spi)
{
- st_gyro_common_remove(spi_get_drvdata(spi));
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+
+ st_gyro_common_remove(indio_dev);
+
+ st_sensors_power_disable(indio_dev);
return 0;
}
diff --git a/drivers/iio/imu/adis.c b/drivers/iio/imu/adis.c
index f8b7837d8b8f..715eef81bc24 100644
--- a/drivers/iio/imu/adis.c
+++ b/drivers/iio/imu/adis.c
@@ -434,6 +434,8 @@ int __adis_initial_startup(struct adis *adis)
if (ret)
return ret;
+ adis_enable_irq(adis, false);
+
if (!adis->data->prod_id_reg)
return 0;
@@ -530,7 +532,7 @@ int adis_init(struct adis *adis, struct iio_dev *indio_dev,
adis->current_page = 0;
}
- return adis_enable_irq(adis, false);
+ return 0;
}
EXPORT_SYMBOL_GPL(adis_init);
diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c
index 79de721e6015..0fc38f17dbe0 100644
--- a/drivers/iio/magnetometer/st_magn_core.c
+++ b/drivers/iio/magnetometer/st_magn_core.c
@@ -494,13 +494,9 @@ int st_magn_common_probe(struct iio_dev *indio_dev)
indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->info = &magn_info;
- err = st_sensors_power_enable(indio_dev);
- if (err)
- return err;
-
err = st_sensors_verify_id(indio_dev);
if (err < 0)
- goto st_magn_power_off;
+ return err;
mdata->num_data_channels = ST_MAGN_NUMBER_DATA_CHANNELS;
indio_dev->channels = mdata->sensor_settings->ch;
@@ -511,11 +507,11 @@ int st_magn_common_probe(struct iio_dev *indio_dev)
err = st_sensors_init_sensor(indio_dev, NULL);
if (err < 0)
- goto st_magn_power_off;
+ return err;
err = st_magn_allocate_ring(indio_dev);
if (err < 0)
- goto st_magn_power_off;
+ return err;
if (mdata->irq > 0) {
err = st_sensors_allocate_trigger(indio_dev,
@@ -538,9 +534,6 @@ int st_magn_common_probe(struct iio_dev *indio_dev)
st_sensors_deallocate_trigger(indio_dev);
st_magn_probe_trigger_error:
st_magn_deallocate_ring(indio_dev);
-st_magn_power_off:
- st_sensors_power_disable(indio_dev);
-
return err;
}
EXPORT_SYMBOL(st_magn_common_probe);
@@ -549,8 +542,6 @@ void st_magn_common_remove(struct iio_dev *indio_dev)
{
struct st_sensor_data *mdata = iio_priv(indio_dev);
- st_sensors_power_disable(indio_dev);
-
iio_device_unregister(indio_dev);
if (mdata->irq > 0)
st_sensors_deallocate_trigger(indio_dev);
diff --git a/drivers/iio/magnetometer/st_magn_i2c.c b/drivers/iio/magnetometer/st_magn_i2c.c
index c6bb4ce77594..4b6a251dd44e 100644
--- a/drivers/iio/magnetometer/st_magn_i2c.c
+++ b/drivers/iio/magnetometer/st_magn_i2c.c
@@ -78,18 +78,30 @@ static int st_magn_i2c_probe(struct i2c_client *client,
if (err < 0)
return err;
+ err = st_sensors_power_enable(indio_dev);
+ if (err)
+ return err;
+
err = st_magn_common_probe(indio_dev);
if (err < 0)
- return err;
+ goto st_magn_power_off;
return 0;
+
+st_magn_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return err;
}
static int st_magn_i2c_remove(struct i2c_client *client)
{
struct iio_dev *indio_dev = i2c_get_clientdata(client);
+
st_magn_common_remove(indio_dev);
+ st_sensors_power_disable(indio_dev);
+
return 0;
}
diff --git a/drivers/iio/magnetometer/st_magn_spi.c b/drivers/iio/magnetometer/st_magn_spi.c
index 3d08d74c367d..501eff32df78 100644
--- a/drivers/iio/magnetometer/st_magn_spi.c
+++ b/drivers/iio/magnetometer/st_magn_spi.c
@@ -72,18 +72,30 @@ static int st_magn_spi_probe(struct spi_device *spi)
if (err < 0)
return err;
+ err = st_sensors_power_enable(indio_dev);
+ if (err)
+ return err;
+
err = st_magn_common_probe(indio_dev);
if (err < 0)
- return err;
+ goto st_magn_power_off;
return 0;
+
+st_magn_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return err;
}
static int st_magn_spi_remove(struct spi_device *spi)
{
struct iio_dev *indio_dev = spi_get_drvdata(spi);
+
st_magn_common_remove(indio_dev);
+ st_sensors_power_disable(indio_dev);
+
return 0;
}
diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
index 789a2928504a..7912b5a68395 100644
--- a/drivers/iio/pressure/st_pressure_core.c
+++ b/drivers/iio/pressure/st_pressure_core.c
@@ -689,13 +689,9 @@ int st_press_common_probe(struct iio_dev *indio_dev)
indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->info = &press_info;
- err = st_sensors_power_enable(indio_dev);
- if (err)
- return err;
-
err = st_sensors_verify_id(indio_dev);
if (err < 0)
- goto st_press_power_off;
+ return err;
/*
* Skip timestamping channel while declaring available channels to
@@ -718,11 +714,11 @@ int st_press_common_probe(struct iio_dev *indio_dev)
err = st_sensors_init_sensor(indio_dev, pdata);
if (err < 0)
- goto st_press_power_off;
+ return err;
err = st_press_allocate_ring(indio_dev);
if (err < 0)
- goto st_press_power_off;
+ return err;
if (press_data->irq > 0) {
err = st_sensors_allocate_trigger(indio_dev,
@@ -745,9 +741,6 @@ int st_press_common_probe(struct iio_dev *indio_dev)
st_sensors_deallocate_trigger(indio_dev);
st_press_probe_trigger_error:
st_press_deallocate_ring(indio_dev);
-st_press_power_off:
- st_sensors_power_disable(indio_dev);
-
return err;
}
EXPORT_SYMBOL(st_press_common_probe);
@@ -756,8 +749,6 @@ void st_press_common_remove(struct iio_dev *indio_dev)
{
struct st_sensor_data *press_data = iio_priv(indio_dev);
- st_sensors_power_disable(indio_dev);
-
iio_device_unregister(indio_dev);
if (press_data->irq > 0)
st_sensors_deallocate_trigger(indio_dev);
diff --git a/drivers/iio/pressure/st_pressure_i2c.c b/drivers/iio/pressure/st_pressure_i2c.c
index 09c6903f99b8..8c26ff61e56a 100644
--- a/drivers/iio/pressure/st_pressure_i2c.c
+++ b/drivers/iio/pressure/st_pressure_i2c.c
@@ -98,16 +98,29 @@ static int st_press_i2c_probe(struct i2c_client *client,
if (ret < 0)
return ret;
+ ret = st_sensors_power_enable(indio_dev);
+ if (ret)
+ return ret;
+
ret = st_press_common_probe(indio_dev);
if (ret < 0)
- return ret;
+ goto st_press_power_off;
return 0;
+
+st_press_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return ret;
}
static int st_press_i2c_remove(struct i2c_client *client)
{
- st_press_common_remove(i2c_get_clientdata(client));
+ struct iio_dev *indio_dev = i2c_get_clientdata(client);
+
+ st_press_common_remove(indio_dev);
+
+ st_sensors_power_disable(indio_dev);
return 0;
}
diff --git a/drivers/iio/pressure/st_pressure_spi.c b/drivers/iio/pressure/st_pressure_spi.c
index b5ee3ec2764f..8cf8cd3b4554 100644
--- a/drivers/iio/pressure/st_pressure_spi.c
+++ b/drivers/iio/pressure/st_pressure_spi.c
@@ -82,16 +82,29 @@ static int st_press_spi_probe(struct spi_device *spi)
if (err < 0)
return err;
+ err = st_sensors_power_enable(indio_dev);
+ if (err)
+ return err;
+
err = st_press_common_probe(indio_dev);
if (err < 0)
- return err;
+ goto st_press_power_off;
return 0;
+
+st_press_power_off:
+ st_sensors_power_disable(indio_dev);
+
+ return err;
}
static int st_press_spi_remove(struct spi_device *spi)
{
- st_press_common_remove(spi_get_drvdata(spi));
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+
+ st_press_common_remove(indio_dev);
+
+ st_sensors_power_disable(indio_dev);
return 0;
}
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.c b/drivers/infiniband/hw/bnxt_re/qplib_fp.c
index d4d4959c2434..bd153aa7e9ab 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_fp.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.c
@@ -707,12 +707,13 @@ int bnxt_qplib_query_srq(struct bnxt_qplib_res *res,
int rc = 0;
RCFW_CMD_PREP(req, QUERY_SRQ, cmd_flags);
- req.srq_cid = cpu_to_le32(srq->id);
/* Configure the request */
sbuf = bnxt_qplib_rcfw_alloc_sbuf(rcfw, sizeof(*sb));
if (!sbuf)
return -ENOMEM;
+ req.resp_size = sizeof(*sb) / BNXT_QPLIB_CMDQE_UNITS;
+ req.srq_cid = cpu_to_le32(srq->id);
sb = sbuf->sb;
rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp,
(void *)sbuf, 0);
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 6bc0818f4b2c..c6a815a705fe 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1099,8 +1099,10 @@ static int create_qp_common(struct ib_pd *pd, struct ib_qp_init_attr *init_attr,
if (dev->steering_support ==
MLX4_STEERING_MODE_DEVICE_MANAGED)
qp->flags |= MLX4_IB_QP_NETIF;
- else
+ else {
+ err = -EINVAL;
goto err;
+ }
}
err = set_kernel_sq_size(dev, &init_attr->cap, qp_type, qp);
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index cdfb7732dff3..16d528365189 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -2744,15 +2744,18 @@ int qedr_query_qp(struct ib_qp *ibqp,
int rc = 0;
memset(¶ms, 0, sizeof(params));
-
- rc = dev->ops->rdma_query_qp(dev->rdma_ctx, qp->qed_qp, ¶ms);
- if (rc)
- goto err;
-
memset(qp_attr, 0, sizeof(*qp_attr));
memset(qp_init_attr, 0, sizeof(*qp_init_attr));
- qp_attr->qp_state = qedr_get_ibqp_state(params.state);
+ if (qp->qp_type != IB_QPT_GSI) {
+ rc = dev->ops->rdma_query_qp(dev->rdma_ctx, qp->qed_qp, ¶ms);
+ if (rc)
+ goto err;
+ qp_attr->qp_state = qedr_get_ibqp_state(params.state);
+ } else {
+ qp_attr->qp_state = qedr_get_ibqp_state(QED_ROCE_QP_STATE_RTS);
+ }
+
qp_attr->cur_qp_state = qedr_get_ibqp_state(params.state);
qp_attr->path_mtu = ib_mtu_int_to_enum(params.mtu);
qp_attr->path_mig_state = IB_MIG_MIGRATED;
diff --git a/drivers/infiniband/sw/rxe/rxe_param.h b/drivers/infiniband/sw/rxe/rxe_param.h
index 25ab50d9b7c2..f9fb56ec6dfd 100644
--- a/drivers/infiniband/sw/rxe/rxe_param.h
+++ b/drivers/infiniband/sw/rxe/rxe_param.h
@@ -108,7 +108,7 @@ enum rxe_device_param {
/* default/initial rxe port parameters */
enum rxe_port_param {
RXE_PORT_GID_TBL_LEN = 1024,
- RXE_PORT_PORT_CAP_FLAGS = RDMA_CORE_CAP_PROT_ROCE_UDP_ENCAP,
+ RXE_PORT_PORT_CAP_FLAGS = IB_PORT_CM_SUP,
RXE_PORT_MAX_MSG_SZ = 0x800000,
RXE_PORT_BAD_PKEY_CNTR = 0,
RXE_PORT_QKEY_VIOL_CNTR = 0,
diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index 6c554c11a7ac..ea58805c480f 100644
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -92,7 +92,7 @@ static int iforce_usb_get_id(struct iforce *iforce, u8 id,
id,
USB_TYPE_VENDOR | USB_DIR_IN |
USB_RECIP_INTERFACE,
- 0, 0, buf, IFORCE_MAX_LENGTH, HZ);
+ 0, 0, buf, IFORCE_MAX_LENGTH, 1000);
if (status < 0) {
dev_err(&iforce_usb->intf->dev,
"usb_submit_urb failed: %d\n", status);
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index e0e53a9a816f..4357d30c15c5 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -517,6 +517,19 @@ static void elantech_report_trackpoint(struct psmouse *psmouse,
case 0x16008020U:
case 0x26800010U:
case 0x36808000U:
+
+ /*
+ * This firmware misreport coordinates for trackpoint
+ * occasionally. Discard packets outside of [-127, 127] range
+ * to prevent cursor jumps.
+ */
+ if (packet[4] == 0x80 || packet[5] == 0x80 ||
+ packet[1] >> 7 == packet[4] >> 7 ||
+ packet[2] >> 7 == packet[5] >> 7) {
+ elantech_debug("discarding packet [%6ph]\n", packet);
+ break;
+
+ }
x = packet[4] - (int)((packet[1]^0x80) << 1);
y = (int)((packet[2]^0x80) << 1) - packet[5];
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index a5a003553646..aedd05541044 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -272,6 +272,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
},
},
+ {
+ /* Fujitsu Lifebook T725 laptop */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"),
+ },
+ },
{
/* Fujitsu Lifebook U745 */
.matches = {
@@ -840,6 +847,13 @@ static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"),
},
},
+ {
+ /* Fujitsu Lifebook T725 laptop */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"),
+ },
+ },
{
/* Fujitsu U574 laptop */
/* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c
index e3483789f4df..1bd0621c4ce2 100644
--- a/drivers/irqchip/irq-bcm6345-l1.c
+++ b/drivers/irqchip/irq-bcm6345-l1.c
@@ -140,7 +140,7 @@ static void bcm6345_l1_irq_handle(struct irq_desc *desc)
for_each_set_bit(hwirq, &pending, IRQS_PER_WORD) {
irq = irq_linear_revmap(intc->domain, base + hwirq);
if (irq)
- do_IRQ(irq);
+ generic_handle_irq(irq);
else
spurious_interrupt();
}
diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c
index 6f432d2a5ceb..926e55d838cb 100644
--- a/drivers/irqchip/irq-sifive-plic.c
+++ b/drivers/irqchip/irq-sifive-plic.c
@@ -163,7 +163,13 @@ static void plic_irq_eoi(struct irq_data *d)
{
struct plic_handler *handler = this_cpu_ptr(&plic_handlers);
- writel(d->hwirq, handler->hart_base + CONTEXT_CLAIM);
+ if (irqd_irq_masked(d)) {
+ plic_irq_unmask(d);
+ writel(d->hwirq, handler->hart_base + CONTEXT_CLAIM);
+ plic_irq_mask(d);
+ } else {
+ writel(d->hwirq, handler->hart_base + CONTEXT_CLAIM);
+ }
}
static struct irq_chip plic_chip = {
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index e501cb03f211..bd087cca1c1d 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -1994,14 +1994,14 @@ setup_hw(struct hfc_pci *hc)
pci_set_master(hc->pdev);
if (!hc->irq) {
printk(KERN_WARNING "HFC-PCI: No IRQ for PCI card found\n");
- return 1;
+ return -EINVAL;
}
hc->hw.pci_io =
(char __iomem *)(unsigned long)hc->pdev->resource[1].start;
if (!hc->hw.pci_io) {
printk(KERN_WARNING "HFC-PCI: No IO-Mem for PCI card found\n");
- return 1;
+ return -ENOMEM;
}
/* Allocate memory for FIFOS */
/* the memory needs to be on a 32k boundary within the first 4G */
@@ -2012,7 +2012,7 @@ setup_hw(struct hfc_pci *hc)
if (!buffer) {
printk(KERN_WARNING
"HFC-PCI: Error allocating memory for FIFO!\n");
- return 1;
+ return -ENOMEM;
}
hc->hw.fifos = buffer;
pci_write_config_dword(hc->pdev, 0x80, hc->hw.dmahandle);
@@ -2022,7 +2022,7 @@ setup_hw(struct hfc_pci *hc)
"HFC-PCI: Error in ioremap for PCI!\n");
dma_free_coherent(&hc->pdev->dev, 0x8000, hc->hw.fifos,
hc->hw.dmahandle);
- return 1;
+ return -ENOMEM;
}
printk(KERN_INFO
diff --git a/drivers/md/md.c b/drivers/md/md.c
index f16f190546ef..7871e7dcd483 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3024,7 +3024,11 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
* -write_error - clears WriteErrorSeen
* {,-}failfast - set/clear FailFast
*/
+
+ struct mddev *mddev = rdev->mddev;
int err = -EINVAL;
+ bool need_update_sb = false;
+
if (cmd_match(buf, "faulty") && rdev->mddev->pers) {
md_error(rdev->mddev, rdev);
if (test_bit(Faulty, &rdev->flags))
@@ -3039,7 +3043,6 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
if (rdev->raid_disk >= 0)
err = -EBUSY;
else {
- struct mddev *mddev = rdev->mddev;
err = 0;
if (mddev_is_clustered(mddev))
err = md_cluster_ops->remove_disk(mddev, rdev);
@@ -3056,10 +3059,12 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
} else if (cmd_match(buf, "writemostly")) {
set_bit(WriteMostly, &rdev->flags);
mddev_create_serial_pool(rdev->mddev, rdev, false);
+ need_update_sb = true;
err = 0;
} else if (cmd_match(buf, "-writemostly")) {
mddev_destroy_serial_pool(rdev->mddev, rdev, false);
clear_bit(WriteMostly, &rdev->flags);
+ need_update_sb = true;
err = 0;
} else if (cmd_match(buf, "blocked")) {
set_bit(Blocked, &rdev->flags);
@@ -3085,9 +3090,11 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
err = 0;
} else if (cmd_match(buf, "failfast")) {
set_bit(FailFast, &rdev->flags);
+ need_update_sb = true;
err = 0;
} else if (cmd_match(buf, "-failfast")) {
clear_bit(FailFast, &rdev->flags);
+ need_update_sb = true;
err = 0;
} else if (cmd_match(buf, "-insync") && rdev->raid_disk >= 0 &&
!test_bit(Journal, &rdev->flags)) {
@@ -3166,6 +3173,8 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
clear_bit(ExternalBbl, &rdev->flags);
err = 0;
}
+ if (need_update_sb)
+ md_update_sb(mddev, 1);
if (!err)
sysfs_notify_dirent_safe(rdev->sysfs_state);
return err ? err : len;
diff --git a/drivers/media/dvb-frontends/mn88443x.c b/drivers/media/dvb-frontends/mn88443x.c
index e4528784f847..fff212c0bf3b 100644
--- a/drivers/media/dvb-frontends/mn88443x.c
+++ b/drivers/media/dvb-frontends/mn88443x.c
@@ -204,11 +204,18 @@ struct mn88443x_priv {
struct regmap *regmap_t;
};
-static void mn88443x_cmn_power_on(struct mn88443x_priv *chip)
+static int mn88443x_cmn_power_on(struct mn88443x_priv *chip)
{
+ struct device *dev = &chip->client_s->dev;
struct regmap *r_t = chip->regmap_t;
+ int ret;
- clk_prepare_enable(chip->mclk);
+ ret = clk_prepare_enable(chip->mclk);
+ if (ret) {
+ dev_err(dev, "Failed to prepare and enable mclk: %d\n",
+ ret);
+ return ret;
+ }
gpiod_set_value_cansleep(chip->reset_gpio, 1);
usleep_range(100, 1000);
@@ -222,6 +229,8 @@ static void mn88443x_cmn_power_on(struct mn88443x_priv *chip)
} else {
regmap_write(r_t, HIZSET3, 0x8f);
}
+
+ return 0;
}
static void mn88443x_cmn_power_off(struct mn88443x_priv *chip)
@@ -738,7 +747,10 @@ static int mn88443x_probe(struct i2c_client *client,
chip->fe.demodulator_priv = chip;
i2c_set_clientdata(client, chip);
- mn88443x_cmn_power_on(chip);
+ ret = mn88443x_cmn_power_on(chip);
+ if (ret)
+ goto err_i2c_t;
+
mn88443x_s_sleep(chip);
mn88443x_t_sleep(chip);
diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c
index 92376592455e..56674173524f 100644
--- a/drivers/media/i2c/ir-kbd-i2c.c
+++ b/drivers/media/i2c/ir-kbd-i2c.c
@@ -791,6 +791,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
rc_proto = RC_PROTO_BIT_RC5 | RC_PROTO_BIT_RC6_MCE |
RC_PROTO_BIT_RC6_6A_32;
ir_codes = RC_MAP_HAUPPAUGE;
+ ir->polling_interval = 125;
probe_tx = true;
break;
}
diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c
index dc23b9ed510a..18440c5104ad 100644
--- a/drivers/media/i2c/mt9p031.c
+++ b/drivers/media/i2c/mt9p031.c
@@ -78,7 +78,9 @@
#define MT9P031_PIXEL_CLOCK_INVERT (1 << 15)
#define MT9P031_PIXEL_CLOCK_SHIFT(n) ((n) << 8)
#define MT9P031_PIXEL_CLOCK_DIVIDE(n) ((n) << 0)
-#define MT9P031_FRAME_RESTART 0x0b
+#define MT9P031_RESTART 0x0b
+#define MT9P031_FRAME_PAUSE_RESTART (1 << 1)
+#define MT9P031_FRAME_RESTART (1 << 0)
#define MT9P031_SHUTTER_DELAY 0x0c
#define MT9P031_RST 0x0d
#define MT9P031_RST_ENABLE 1
@@ -445,9 +447,23 @@ static int mt9p031_set_params(struct mt9p031 *mt9p031)
static int mt9p031_s_stream(struct v4l2_subdev *subdev, int enable)
{
struct mt9p031 *mt9p031 = to_mt9p031(subdev);
+ struct i2c_client *client = v4l2_get_subdevdata(subdev);
+ int val;
int ret;
if (!enable) {
+ /* enable pause restart */
+ val = MT9P031_FRAME_PAUSE_RESTART;
+ ret = mt9p031_write(client, MT9P031_RESTART, val);
+ if (ret < 0)
+ return ret;
+
+ /* enable restart + keep pause restart set */
+ val |= MT9P031_FRAME_RESTART;
+ ret = mt9p031_write(client, MT9P031_RESTART, val);
+ if (ret < 0)
+ return ret;
+
/* Stop sensor readout */
ret = mt9p031_set_output_control(mt9p031,
MT9P031_OUTPUT_CONTROL_CEN, 0);
@@ -467,6 +483,16 @@ static int mt9p031_s_stream(struct v4l2_subdev *subdev, int enable)
if (ret < 0)
return ret;
+ /*
+ * - clear pause restart
+ * - don't clear restart as clearing restart manually can cause
+ * undefined behavior
+ */
+ val = MT9P031_FRAME_RESTART;
+ ret = mt9p031_write(client, MT9P031_RESTART, val);
+ if (ret < 0)
+ return ret;
+
return mt9p031_pll_enable(mt9p031);
}
diff --git a/drivers/media/i2c/tda1997x.c b/drivers/media/i2c/tda1997x.c
index 17cc69c3227f..8476330964fc 100644
--- a/drivers/media/i2c/tda1997x.c
+++ b/drivers/media/i2c/tda1997x.c
@@ -1247,13 +1247,13 @@ tda1997x_parse_infoframe(struct tda1997x_state *state, u16 addr)
{
struct v4l2_subdev *sd = &state->sd;
union hdmi_infoframe frame;
- u8 buffer[40];
+ u8 buffer[40] = { 0 };
u8 reg;
int len, err;
/* read data */
len = io_readn(sd, addr, sizeof(buffer), buffer);
- err = hdmi_infoframe_unpack(&frame, buffer, sizeof(buffer));
+ err = hdmi_infoframe_unpack(&frame, buffer, len);
if (err) {
v4l_err(state->client,
"failed parsing %d byte infoframe: 0x%04x/0x%02x\n",
@@ -1927,13 +1927,13 @@ static int tda1997x_log_infoframe(struct v4l2_subdev *sd, int addr)
{
struct tda1997x_state *state = to_state(sd);
union hdmi_infoframe frame;
- u8 buffer[40];
+ u8 buffer[40] = { 0 };
int len, err;
/* read data */
len = io_readn(sd, addr, sizeof(buffer), buffer);
v4l2_dbg(1, debug, sd, "infoframe: addr=%d len=%d\n", addr, len);
- err = hdmi_infoframe_unpack(&frame, buffer, sizeof(buffer));
+ err = hdmi_infoframe_unpack(&frame, buffer, len);
if (err) {
v4l_err(state->client,
"failed parsing %d byte infoframe: 0x%04x/0x%02x\n",
diff --git a/drivers/media/pci/cx23885/cx23885-alsa.c b/drivers/media/pci/cx23885/cx23885-alsa.c
index 13689c5dd47f..9154031c087d 100644
--- a/drivers/media/pci/cx23885/cx23885-alsa.c
+++ b/drivers/media/pci/cx23885/cx23885-alsa.c
@@ -550,7 +550,7 @@ struct cx23885_audio_dev *cx23885_audio_register(struct cx23885_dev *dev)
SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1,
THIS_MODULE, sizeof(struct cx23885_audio_dev), &card);
if (err < 0)
- goto error;
+ goto error_msg;
chip = (struct cx23885_audio_dev *) card->private_data;
chip->dev = dev;
@@ -576,6 +576,7 @@ struct cx23885_audio_dev *cx23885_audio_register(struct cx23885_dev *dev)
error:
snd_card_free(card);
+error_msg:
pr_err("%s(): Failed to register analog audio adapter\n",
__func__);
diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
index 6f3125c2d097..77bae1468551 100644
--- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
+++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
@@ -258,19 +258,24 @@ static irqreturn_t netup_unidvb_isr(int irq, void *dev_id)
if ((reg40 & AVL_IRQ_ASSERTED) != 0) {
/* IRQ is being signaled */
reg_isr = readw(ndev->bmmio0 + REG_ISR);
- if (reg_isr & NETUP_UNIDVB_IRQ_I2C0) {
- iret = netup_i2c_interrupt(&ndev->i2c[0]);
- } else if (reg_isr & NETUP_UNIDVB_IRQ_I2C1) {
- iret = netup_i2c_interrupt(&ndev->i2c[1]);
- } else if (reg_isr & NETUP_UNIDVB_IRQ_SPI) {
+ if (reg_isr & NETUP_UNIDVB_IRQ_SPI)
iret = netup_spi_interrupt(ndev->spi);
- } else if (reg_isr & NETUP_UNIDVB_IRQ_DMA1) {
- iret = netup_dma_interrupt(&ndev->dma[0]);
- } else if (reg_isr & NETUP_UNIDVB_IRQ_DMA2) {
- iret = netup_dma_interrupt(&ndev->dma[1]);
- } else if (reg_isr & NETUP_UNIDVB_IRQ_CI) {
- iret = netup_ci_interrupt(ndev);
+ else if (!ndev->old_fw) {
+ if (reg_isr & NETUP_UNIDVB_IRQ_I2C0) {
+ iret = netup_i2c_interrupt(&ndev->i2c[0]);
+ } else if (reg_isr & NETUP_UNIDVB_IRQ_I2C1) {
+ iret = netup_i2c_interrupt(&ndev->i2c[1]);
+ } else if (reg_isr & NETUP_UNIDVB_IRQ_DMA1) {
+ iret = netup_dma_interrupt(&ndev->dma[0]);
+ } else if (reg_isr & NETUP_UNIDVB_IRQ_DMA2) {
+ iret = netup_dma_interrupt(&ndev->dma[1]);
+ } else if (reg_isr & NETUP_UNIDVB_IRQ_CI) {
+ iret = netup_ci_interrupt(ndev);
+ } else {
+ goto err;
+ }
} else {
+err:
dev_err(&pci_dev->dev,
"%s(): unknown interrupt 0x%x\n",
__func__, reg_isr);
diff --git a/drivers/media/platform/mtk-vpu/mtk_vpu.c b/drivers/media/platform/mtk-vpu/mtk_vpu.c
index 36cb9b6131f7..c62eb212cca9 100644
--- a/drivers/media/platform/mtk-vpu/mtk_vpu.c
+++ b/drivers/media/platform/mtk-vpu/mtk_vpu.c
@@ -820,7 +820,8 @@ static int mtk_vpu_probe(struct platform_device *pdev)
vpu->wdt.wq = create_singlethread_workqueue("vpu_wdt");
if (!vpu->wdt.wq) {
dev_err(dev, "initialize wdt workqueue failed\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto clk_unprepare;
}
INIT_WORK(&vpu->wdt.ws, vpu_wdt_reset_func);
mutex_init(&vpu->vpu_mutex);
@@ -914,6 +915,8 @@ static int mtk_vpu_probe(struct platform_device *pdev)
vpu_clock_disable(vpu);
workqueue_destroy:
destroy_workqueue(vpu->wdt.wq);
+clk_unprepare:
+ clk_unprepare(vpu->clk);
return ret;
}
diff --git a/drivers/media/platform/rcar-vin/rcar-csi2.c b/drivers/media/platform/rcar-vin/rcar-csi2.c
index 79f229756805..d2d87a204e91 100644
--- a/drivers/media/platform/rcar-vin/rcar-csi2.c
+++ b/drivers/media/platform/rcar-vin/rcar-csi2.c
@@ -544,6 +544,8 @@ static int rcsi2_start_receiver(struct rcar_csi2 *priv)
/* Code is validated in set_fmt. */
format = rcsi2_code_to_fmt(priv->mf.code);
+ if (!format)
+ return -EINVAL;
/*
* Enable all supported CSI-2 channels with virtual channel and
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c
index eba2b9f040df..f336a9543273 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -1283,11 +1283,15 @@ static int s5p_mfc_probe(struct platform_device *pdev)
spin_lock_init(&dev->condlock);
dev->plat_dev = pdev;
if (!dev->plat_dev) {
- dev_err(&pdev->dev, "No platform data specified\n");
+ mfc_err("No platform data specified\n");
return -ENODEV;
}
dev->variant = of_device_get_match_data(&pdev->dev);
+ if (!dev->variant) {
+ dev_err(&pdev->dev, "Failed to get device MFC hardware variant information\n");
+ return -ENOENT;
+ }
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
dev->regs_base = devm_ioremap_resource(&pdev->dev, res);
diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
index fd1c41cba52f..233e4d3feacd 100644
--- a/drivers/media/platform/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/stm32/stm32-dcmi.c
@@ -135,6 +135,7 @@ struct stm32_dcmi {
int sequence;
struct list_head buffers;
struct dcmi_buf *active;
+ int irq;
struct v4l2_device v4l2_dev;
struct video_device *vdev;
@@ -1720,6 +1721,14 @@ static int dcmi_graph_notify_complete(struct v4l2_async_notifier *notifier)
return ret;
}
+ ret = devm_request_threaded_irq(dcmi->dev, dcmi->irq, dcmi_irq_callback,
+ dcmi_irq_thread, IRQF_ONESHOT,
+ dev_name(dcmi->dev), dcmi);
+ if (ret) {
+ dev_err(dcmi->dev, "Unable to request irq %d\n", dcmi->irq);
+ return ret;
+ }
+
return 0;
}
@@ -1881,6 +1890,8 @@ static int dcmi_probe(struct platform_device *pdev)
if (irq <= 0)
return irq ? irq : -ENXIO;
+ dcmi->irq = irq;
+
dcmi->res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!dcmi->res) {
dev_err(&pdev->dev, "Could not get resource\n");
@@ -1893,14 +1904,6 @@ static int dcmi_probe(struct platform_device *pdev)
return PTR_ERR(dcmi->regs);
}
- ret = devm_request_threaded_irq(&pdev->dev, irq, dcmi_irq_callback,
- dcmi_irq_thread, IRQF_ONESHOT,
- dev_name(&pdev->dev), dcmi);
- if (ret) {
- dev_err(&pdev->dev, "Unable to request irq %d\n", irq);
- return ret;
- }
-
mclk = devm_clk_get(&pdev->dev, "mclk");
if (IS_ERR(mclk)) {
if (PTR_ERR(mclk) != -EPROBE_DEFER)
diff --git a/drivers/media/radio/radio-wl1273.c b/drivers/media/radio/radio-wl1273.c
index 112376873167..484046471c03 100644
--- a/drivers/media/radio/radio-wl1273.c
+++ b/drivers/media/radio/radio-wl1273.c
@@ -1279,7 +1279,7 @@ static int wl1273_fm_vidioc_querycap(struct file *file, void *priv,
strscpy(capability->driver, WL1273_FM_DRIVER_NAME,
sizeof(capability->driver));
- strscpy(capability->card, "Texas Instruments Wl1273 FM Radio",
+ strscpy(capability->card, "TI Wl1273 FM Radio",
sizeof(capability->card));
strscpy(capability->bus_info, radio->bus_type,
sizeof(capability->bus_info));
diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c
index f491420d7b53..a972c0705ac7 100644
--- a/drivers/media/radio/si470x/radio-si470x-i2c.c
+++ b/drivers/media/radio/si470x/radio-si470x-i2c.c
@@ -11,7 +11,7 @@
/* driver definitions */
#define DRIVER_AUTHOR "Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>";
-#define DRIVER_CARD "Silicon Labs Si470x FM Radio Receiver"
+#define DRIVER_CARD "Silicon Labs Si470x FM Radio"
#define DRIVER_DESC "I2C radio driver for Si470x FM Radio Receivers"
#define DRIVER_VERSION "1.0.2"
diff --git a/drivers/media/radio/si470x/radio-si470x-usb.c b/drivers/media/radio/si470x/radio-si470x-usb.c
index fedff68d8c49..3f8634a46573 100644
--- a/drivers/media/radio/si470x/radio-si470x-usb.c
+++ b/drivers/media/radio/si470x/radio-si470x-usb.c
@@ -16,7 +16,7 @@
/* driver definitions */
#define DRIVER_AUTHOR "Tobias Lorenz <tobias.lorenz@xxxxxxx>"
-#define DRIVER_CARD "Silicon Labs Si470x FM Radio Receiver"
+#define DRIVER_CARD "Silicon Labs Si470x FM Radio"
#define DRIVER_DESC "USB radio driver for Si470x FM Radio Receivers"
#define DRIVER_VERSION "1.0.10"
diff --git a/drivers/media/rc/ir_toy.c b/drivers/media/rc/ir_toy.c
index 48d52baec1a1..1aa7989e756c 100644
--- a/drivers/media/rc/ir_toy.c
+++ b/drivers/media/rc/ir_toy.c
@@ -310,7 +310,7 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count)
buf[i] = cpu_to_be16(v);
}
- buf[count] = 0xffff;
+ buf[count] = cpu_to_be16(0xffff);
irtoy->tx_buf = buf;
irtoy->tx_len = size;
diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c
index e5c4a6941d26..fbe794ca1eef 100644
--- a/drivers/media/rc/ite-cir.c
+++ b/drivers/media/rc/ite-cir.c
@@ -283,7 +283,7 @@ static irqreturn_t ite_cir_isr(int irq, void *data)
}
/* check for the receive interrupt */
- if (iflags & ITE_IRQ_RX_FIFO) {
+ if (iflags & (ITE_IRQ_RX_FIFO | ITE_IRQ_RX_FIFO_OVERRUN)) {
/* read the FIFO bytes */
rx_bytes =
dev->params.get_rx_bytes(dev, rx_buf,
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 5642595a057e..8870c4e6c5f4 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -1386,6 +1386,7 @@ static void mceusb_dev_recv(struct urb *urb)
case -ECONNRESET:
case -ENOENT:
case -EILSEQ:
+ case -EPROTO:
case -ESHUTDOWN:
usb_unlink_urb(urb);
return;
diff --git a/drivers/media/spi/cxd2880-spi.c b/drivers/media/spi/cxd2880-spi.c
index 93194f03764d..11273be702b6 100644
--- a/drivers/media/spi/cxd2880-spi.c
+++ b/drivers/media/spi/cxd2880-spi.c
@@ -618,7 +618,7 @@ cxd2880_spi_probe(struct spi_device *spi)
fail_attach:
dvb_unregister_adapter(&dvb_spi->adapter);
fail_adapter:
- if (!dvb_spi->vcc_supply)
+ if (dvb_spi->vcc_supply)
regulator_disable(dvb_spi->vcc_supply);
fail_regulator:
kfree(dvb_spi);
diff --git a/drivers/media/usb/dvb-usb/az6027.c b/drivers/media/usb/dvb-usb/az6027.c
index 1c39b61cde29..86788771175b 100644
--- a/drivers/media/usb/dvb-usb/az6027.c
+++ b/drivers/media/usb/dvb-usb/az6027.c
@@ -391,6 +391,7 @@ static struct rc_map_table rc_map_az6027_table[] = {
/* remote control stuff (does not work with my box) */
static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
+ *state = REMOTE_NO_KEY_PRESSED;
return 0;
}
diff --git a/drivers/media/usb/dvb-usb/dibusb-common.c b/drivers/media/usb/dvb-usb/dibusb-common.c
index 02b51d1a1b67..aff60c10cb0b 100644
--- a/drivers/media/usb/dvb-usb/dibusb-common.c
+++ b/drivers/media/usb/dvb-usb/dibusb-common.c
@@ -223,7 +223,7 @@ int dibusb_read_eeprom_byte(struct dvb_usb_device *d, u8 offs, u8 *val)
u8 *buf;
int rc;
- buf = kmalloc(2, GFP_KERNEL);
+ buf = kzalloc(2, GFP_KERNEL);
if (!buf)
return -ENOMEM;
diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
index 5144888ae36f..cf45cc566cbe 100644
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -4089,8 +4089,11 @@ static void em28xx_usb_disconnect(struct usb_interface *intf)
em28xx_close_extension(dev);
- if (dev->dev_next)
+ if (dev->dev_next) {
+ em28xx_close_extension(dev->dev_next);
em28xx_release_resources(dev->dev_next);
+ }
+
em28xx_release_resources(dev);
if (dev->dev_next) {
diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c
index 3daa64bb1e1d..af9216278024 100644
--- a/drivers/media/usb/em28xx/em28xx-core.c
+++ b/drivers/media/usb/em28xx/em28xx-core.c
@@ -1152,8 +1152,9 @@ int em28xx_suspend_extension(struct em28xx *dev)
dev_info(&dev->intf->dev, "Suspending extensions\n");
mutex_lock(&em28xx_devlist_mutex);
list_for_each_entry(ops, &em28xx_extension_devlist, next) {
- if (ops->suspend)
- ops->suspend(dev);
+ if (!ops->suspend)
+ continue;
+ ops->suspend(dev);
if (dev->dev_next)
ops->suspend(dev->dev_next);
}
diff --git a/drivers/media/usb/tm6000/tm6000-video.c b/drivers/media/usb/tm6000/tm6000-video.c
index 2df736c029d6..01071e6cd757 100644
--- a/drivers/media/usb/tm6000/tm6000-video.c
+++ b/drivers/media/usb/tm6000/tm6000-video.c
@@ -854,8 +854,7 @@ static int vidioc_querycap(struct file *file, void *priv,
struct tm6000_core *dev = ((struct tm6000_fh *)priv)->dev;
strscpy(cap->driver, "tm6000", sizeof(cap->driver));
- strscpy(cap->card, "Trident TVMaster TM5600/6000/6010",
- sizeof(cap->card));
+ strscpy(cap->card, "Trident TM5600/6000/6010", sizeof(cap->card));
usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE |
V4L2_CAP_DEVICE_CAPS;
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 282f3d2388cc..447b6a198926 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -2065,6 +2065,7 @@ int uvc_register_video_device(struct uvc_device *dev,
const struct v4l2_file_operations *fops,
const struct v4l2_ioctl_ops *ioctl_ops)
{
+ const char *name;
int ret;
/* Initialize the video buffers queue. */
@@ -2093,16 +2094,20 @@ int uvc_register_video_device(struct uvc_device *dev,
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
default:
vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+ name = "Video Capture";
break;
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
vdev->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
+ name = "Video Output";
break;
case V4L2_BUF_TYPE_META_CAPTURE:
vdev->device_caps = V4L2_CAP_META_CAPTURE | V4L2_CAP_STREAMING;
+ name = "Metadata";
break;
}
- strscpy(vdev->name, dev->name, sizeof(vdev->name));
+ snprintf(vdev->name, sizeof(vdev->name), "%s %u", name,
+ stream->header.bTerminalLink);
/*
* Set the driver data before calling video_register_device, otherwise
diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index 5f0e2fa69da5..753b8a99e08f 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -471,10 +471,13 @@ static int uvc_v4l2_set_streamparm(struct uvc_streaming *stream,
uvc_simplify_fraction(&timeperframe.numerator,
&timeperframe.denominator, 8, 333);
- if (parm->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ if (parm->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
parm->parm.capture.timeperframe = timeperframe;
- else
+ parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
+ } else {
parm->parm.output.timeperframe = timeperframe;
+ parm->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
+ }
return 0;
}
diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c
index 5878c7833486..b8477fa93b7d 100644
--- a/drivers/media/usb/uvc/uvc_video.c
+++ b/drivers/media/usb/uvc/uvc_video.c
@@ -112,6 +112,11 @@ int uvc_query_ctrl(struct uvc_device *dev, u8 query, u8 unit,
case 5: /* Invalid unit */
case 6: /* Invalid control */
case 7: /* Invalid Request */
+ /*
+ * The firmware has not properly implemented
+ * the control or there has been a HW error.
+ */
+ return -EIO;
case 8: /* Invalid value within range */
return -EINVAL;
default: /* reserved or unknown */
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 9eda8b91d17a..4ffa14e44efe 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -907,7 +907,7 @@ static void v4l_print_default(const void *arg, bool write_only)
pr_cont("driver-specific ioctl\n");
}
-static int check_ext_ctrls(struct v4l2_ext_controls *c, int allow_priv)
+static bool check_ext_ctrls(struct v4l2_ext_controls *c, unsigned long ioctl)
{
__u32 i;
@@ -916,23 +916,41 @@ static int check_ext_ctrls(struct v4l2_ext_controls *c, int allow_priv)
for (i = 0; i < c->count; i++)
c->controls[i].reserved2[0] = 0;
- /* V4L2_CID_PRIVATE_BASE cannot be used as control class
- when using extended controls.
- Only when passed in through VIDIOC_G_CTRL and VIDIOC_S_CTRL
- is it allowed for backwards compatibility.
- */
- if (!allow_priv && c->which == V4L2_CID_PRIVATE_BASE)
- return 0;
- if (!c->which)
- return 1;
+ switch (c->which) {
+ case V4L2_CID_PRIVATE_BASE:
+ /*
+ * V4L2_CID_PRIVATE_BASE cannot be used as control class
+ * when using extended controls.
+ * Only when passed in through VIDIOC_G_CTRL and VIDIOC_S_CTRL
+ * is it allowed for backwards compatibility.
+ */
+ if (ioctl == VIDIOC_G_CTRL || ioctl == VIDIOC_S_CTRL)
+ return false;
+ break;
+ case V4L2_CTRL_WHICH_DEF_VAL:
+ /* Default value cannot be changed */
+ if (ioctl == VIDIOC_S_EXT_CTRLS ||
+ ioctl == VIDIOC_TRY_EXT_CTRLS) {
+ c->error_idx = c->count;
+ return false;
+ }
+ return true;
+ case V4L2_CTRL_WHICH_CUR_VAL:
+ return true;
+ case V4L2_CTRL_WHICH_REQUEST_VAL:
+ c->error_idx = c->count;
+ return false;
+ }
+
/* Check that all controls are from the same control class. */
for (i = 0; i < c->count; i++) {
if (V4L2_CTRL_ID2WHICH(c->controls[i].id) != c->which) {
- c->error_idx = i;
- return 0;
+ c->error_idx = ioctl == VIDIOC_TRY_EXT_CTRLS ? i :
+ c->count;
+ return false;
}
}
- return 1;
+ return true;
}
static int check_fmt(struct file *file, enum v4l2_buf_type type)
@@ -2226,7 +2244,7 @@ static int v4l_g_ctrl(const struct v4l2_ioctl_ops *ops,
ctrls.controls = &ctrl;
ctrl.id = p->id;
ctrl.value = p->value;
- if (check_ext_ctrls(&ctrls, 1)) {
+ if (check_ext_ctrls(&ctrls, VIDIOC_G_CTRL)) {
int ret = ops->vidioc_g_ext_ctrls(file, fh, &ctrls);
if (ret == 0)
@@ -2245,6 +2263,7 @@ static int v4l_s_ctrl(const struct v4l2_ioctl_ops *ops,
test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
struct v4l2_ext_controls ctrls;
struct v4l2_ext_control ctrl;
+ int ret;
if (vfh && vfh->ctrl_handler)
return v4l2_s_ctrl(vfh, vfh->ctrl_handler, p);
@@ -2260,9 +2279,11 @@ static int v4l_s_ctrl(const struct v4l2_ioctl_ops *ops,
ctrls.controls = &ctrl;
ctrl.id = p->id;
ctrl.value = p->value;
- if (check_ext_ctrls(&ctrls, 1))
- return ops->vidioc_s_ext_ctrls(file, fh, &ctrls);
- return -EINVAL;
+ if (!check_ext_ctrls(&ctrls, VIDIOC_S_CTRL))
+ return -EINVAL;
+ ret = ops->vidioc_s_ext_ctrls(file, fh, &ctrls);
+ p->value = ctrl.value;
+ return ret;
}
static int v4l_g_ext_ctrls(const struct v4l2_ioctl_ops *ops,
@@ -2282,8 +2303,8 @@ static int v4l_g_ext_ctrls(const struct v4l2_ioctl_ops *ops,
vfd, vfd->v4l2_dev->mdev, p);
if (ops->vidioc_g_ext_ctrls == NULL)
return -ENOTTY;
- return check_ext_ctrls(p, 0) ? ops->vidioc_g_ext_ctrls(file, fh, p) :
- -EINVAL;
+ return check_ext_ctrls(p, VIDIOC_G_EXT_CTRLS) ?
+ ops->vidioc_g_ext_ctrls(file, fh, p) : -EINVAL;
}
static int v4l_s_ext_ctrls(const struct v4l2_ioctl_ops *ops,
@@ -2303,8 +2324,8 @@ static int v4l_s_ext_ctrls(const struct v4l2_ioctl_ops *ops,
vfd, vfd->v4l2_dev->mdev, p);
if (ops->vidioc_s_ext_ctrls == NULL)
return -ENOTTY;
- return check_ext_ctrls(p, 0) ? ops->vidioc_s_ext_ctrls(file, fh, p) :
- -EINVAL;
+ return check_ext_ctrls(p, VIDIOC_S_EXT_CTRLS) ?
+ ops->vidioc_s_ext_ctrls(file, fh, p) : -EINVAL;
}
static int v4l_try_ext_ctrls(const struct v4l2_ioctl_ops *ops,
@@ -2324,8 +2345,8 @@ static int v4l_try_ext_ctrls(const struct v4l2_ioctl_ops *ops,
vfd, vfd->v4l2_dev->mdev, p);
if (ops->vidioc_try_ext_ctrls == NULL)
return -ENOTTY;
- return check_ext_ctrls(p, 0) ? ops->vidioc_try_ext_ctrls(file, fh, p) :
- -EINVAL;
+ return check_ext_ctrls(p, VIDIOC_TRY_EXT_CTRLS) ?
+ ops->vidioc_try_ext_ctrls(file, fh, p) : -EINVAL;
}
/*
diff --git a/drivers/memory/fsl_ifc.c b/drivers/memory/fsl_ifc.c
index d062c2f8250f..75a8c38df939 100644
--- a/drivers/memory/fsl_ifc.c
+++ b/drivers/memory/fsl_ifc.c
@@ -263,7 +263,7 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)
ret = fsl_ifc_ctrl_init(fsl_ifc_ctrl_dev);
if (ret < 0)
- goto err;
+ goto err_unmap_nandirq;
init_waitqueue_head(&fsl_ifc_ctrl_dev->nand_wait);
@@ -272,7 +272,7 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)
if (ret != 0) {
dev_err(&dev->dev, "failed to install irq (%d)\n",
fsl_ifc_ctrl_dev->irq);
- goto err_irq;
+ goto err_unmap_nandirq;
}
if (fsl_ifc_ctrl_dev->nand_irq) {
@@ -281,17 +281,16 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)
if (ret != 0) {
dev_err(&dev->dev, "failed to install irq (%d)\n",
fsl_ifc_ctrl_dev->nand_irq);
- goto err_nandirq;
+ goto err_free_irq;
}
}
return 0;
-err_nandirq:
- free_irq(fsl_ifc_ctrl_dev->nand_irq, fsl_ifc_ctrl_dev);
- irq_dispose_mapping(fsl_ifc_ctrl_dev->nand_irq);
-err_irq:
+err_free_irq:
free_irq(fsl_ifc_ctrl_dev->irq, fsl_ifc_ctrl_dev);
+err_unmap_nandirq:
+ irq_dispose_mapping(fsl_ifc_ctrl_dev->nand_irq);
irq_dispose_mapping(fsl_ifc_ctrl_dev->irq);
err:
iounmap(fsl_ifc_ctrl_dev->gregs);
diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c
index 1fe6c35b7503..a760ab08256f 100644
--- a/drivers/memory/renesas-rpc-if.c
+++ b/drivers/memory/renesas-rpc-if.c
@@ -161,10 +161,62 @@ static const struct regmap_access_table rpcif_volatile_table = {
.n_yes_ranges = ARRAY_SIZE(rpcif_volatile_ranges),
};
+
+/*
+ * Custom accessor functions to ensure SMRDR0 and SMWDR0 are always accessed
+ * with proper width. Requires SMENR_SPIDE to be correctly set before!
+ */
+static int rpcif_reg_read(void *context, unsigned int reg, unsigned int *val)
+{
+ struct rpcif *rpc = context;
+
+ if (reg == RPCIF_SMRDR0 || reg == RPCIF_SMWDR0) {
+ u32 spide = readl(rpc->base + RPCIF_SMENR) & RPCIF_SMENR_SPIDE(0xF);
+
+ if (spide == 0x8) {
+ *val = readb(rpc->base + reg);
+ return 0;
+ } else if (spide == 0xC) {
+ *val = readw(rpc->base + reg);
+ return 0;
+ } else if (spide != 0xF) {
+ return -EILSEQ;
+ }
+ }
+
+ *val = readl(rpc->base + reg);
+ return 0;
+
+}
+
+static int rpcif_reg_write(void *context, unsigned int reg, unsigned int val)
+{
+ struct rpcif *rpc = context;
+
+ if (reg == RPCIF_SMRDR0 || reg == RPCIF_SMWDR0) {
+ u32 spide = readl(rpc->base + RPCIF_SMENR) & RPCIF_SMENR_SPIDE(0xF);
+
+ if (spide == 0x8) {
+ writeb(val, rpc->base + reg);
+ return 0;
+ } else if (spide == 0xC) {
+ writew(val, rpc->base + reg);
+ return 0;
+ } else if (spide != 0xF) {
+ return -EILSEQ;
+ }
+ }
+
+ writel(val, rpc->base + reg);
+ return 0;
+}
+
static const struct regmap_config rpcif_regmap_config = {
.reg_bits = 32,
.val_bits = 32,
.reg_stride = 4,
+ .reg_read = rpcif_reg_read,
+ .reg_write = rpcif_reg_write,
.fast_io = true,
.max_register = RPCIF_PHYINT,
.volatile_table = &rpcif_volatile_table,
@@ -174,17 +226,15 @@ int rpcif_sw_init(struct rpcif *rpc, struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct resource *res;
- void __iomem *base;
rpc->dev = dev;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
- base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(base))
- return PTR_ERR(base);
+ rpc->base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(rpc->base))
+ return PTR_ERR(rpc->base);
- rpc->regmap = devm_regmap_init_mmio(&pdev->dev, base,
- &rpcif_regmap_config);
+ rpc->regmap = devm_regmap_init(&pdev->dev, NULL, rpc, &rpcif_regmap_config);
if (IS_ERR(rpc->regmap)) {
dev_err(&pdev->dev,
"failed to init regmap for rpcif, error %ld\n",
@@ -367,20 +417,16 @@ void rpcif_prepare(struct rpcif *rpc, const struct rpcif_op *op, u64 *offs,
nbytes = op->data.nbytes;
rpc->xferlen = nbytes;
- rpc->enable |= RPCIF_SMENR_SPIDE(rpcif_bits_set(rpc, nbytes)) |
- RPCIF_SMENR_SPIDB(rpcif_bit_size(op->data.buswidth));
+ rpc->enable |= RPCIF_SMENR_SPIDB(rpcif_bit_size(op->data.buswidth));
}
}
EXPORT_SYMBOL(rpcif_prepare);
int rpcif_manual_xfer(struct rpcif *rpc)
{
- u32 smenr, smcr, pos = 0, max = 4;
+ u32 smenr, smcr, pos = 0, max = rpc->bus_size == 2 ? 8 : 4;
int ret = 0;
- if (rpc->bus_size == 2)
- max = 8;
-
pm_runtime_get_sync(rpc->dev);
regmap_update_bits(rpc->regmap, RPCIF_PHYCNT,
@@ -391,37 +437,36 @@ int rpcif_manual_xfer(struct rpcif *rpc)
regmap_write(rpc->regmap, RPCIF_SMOPR, rpc->option);
regmap_write(rpc->regmap, RPCIF_SMDMCR, rpc->dummy);
regmap_write(rpc->regmap, RPCIF_SMDRENR, rpc->ddr);
+ regmap_write(rpc->regmap, RPCIF_SMADR, rpc->smadr);
smenr = rpc->enable;
switch (rpc->dir) {
case RPCIF_DATA_OUT:
while (pos < rpc->xferlen) {
- u32 nbytes = rpc->xferlen - pos;
- u32 data[2];
+ u32 bytes_left = rpc->xferlen - pos;
+ u32 nbytes, data[2];
smcr = rpc->smcr | RPCIF_SMCR_SPIE;
- if (nbytes > max) {
- nbytes = max;
+
+ /* nbytes may only be 1, 2, 4, or 8 */
+ nbytes = bytes_left >= max ? max : (1 << ilog2(bytes_left));
+ if (bytes_left > nbytes)
smcr |= RPCIF_SMCR_SSLKP;
- }
+
+ smenr |= RPCIF_SMENR_SPIDE(rpcif_bits_set(rpc, nbytes));
+ regmap_write(rpc->regmap, RPCIF_SMENR, smenr);
memcpy(data, rpc->buffer + pos, nbytes);
- if (nbytes > 4) {
+ if (nbytes == 8) {
regmap_write(rpc->regmap, RPCIF_SMWDR1,
data[0]);
regmap_write(rpc->regmap, RPCIF_SMWDR0,
data[1]);
- } else if (nbytes > 2) {
+ } else {
regmap_write(rpc->regmap, RPCIF_SMWDR0,
data[0]);
- } else {
- regmap_write(rpc->regmap, RPCIF_SMWDR0,
- data[0] << 16);
}
- regmap_write(rpc->regmap, RPCIF_SMADR,
- rpc->smadr + pos);
- regmap_write(rpc->regmap, RPCIF_SMENR, smenr);
regmap_write(rpc->regmap, RPCIF_SMCR, smcr);
ret = wait_msg_xfer_end(rpc);
if (ret)
@@ -461,14 +506,16 @@ int rpcif_manual_xfer(struct rpcif *rpc)
break;
}
while (pos < rpc->xferlen) {
- u32 nbytes = rpc->xferlen - pos;
- u32 data[2];
+ u32 bytes_left = rpc->xferlen - pos;
+ u32 nbytes, data[2];
- if (nbytes > max)
- nbytes = max;
+ /* nbytes may only be 1, 2, 4, or 8 */
+ nbytes = bytes_left >= max ? max : (1 << ilog2(bytes_left));
regmap_write(rpc->regmap, RPCIF_SMADR,
rpc->smadr + pos);
+ smenr &= ~RPCIF_SMENR_SPIDE(0xF);
+ smenr |= RPCIF_SMENR_SPIDE(rpcif_bits_set(rpc, nbytes));
regmap_write(rpc->regmap, RPCIF_SMENR, smenr);
regmap_write(rpc->regmap, RPCIF_SMCR,
rpc->smcr | RPCIF_SMCR_SPIE);
@@ -476,18 +523,14 @@ int rpcif_manual_xfer(struct rpcif *rpc)
if (ret)
goto err_out;
- if (nbytes > 4) {
+ if (nbytes == 8) {
regmap_read(rpc->regmap, RPCIF_SMRDR1,
&data[0]);
regmap_read(rpc->regmap, RPCIF_SMRDR0,
&data[1]);
- } else if (nbytes > 2) {
- regmap_read(rpc->regmap, RPCIF_SMRDR0,
- &data[0]);
- } else {
+ } else {
regmap_read(rpc->regmap, RPCIF_SMRDR0,
&data[0]);
- data[0] >>= 16;
}
memcpy(rpc->buffer + pos, data, nbytes);
diff --git a/drivers/memstick/core/ms_block.c b/drivers/memstick/core/ms_block.c
index 8004dd64d09a..bc1f484f50f1 100644
--- a/drivers/memstick/core/ms_block.c
+++ b/drivers/memstick/core/ms_block.c
@@ -1727,7 +1727,7 @@ static int msb_init_card(struct memstick_dev *card)
msb->pages_in_block = boot_block->attr.block_size * 2;
msb->block_size = msb->page_size * msb->pages_in_block;
- if (msb->page_size > PAGE_SIZE) {
+ if ((size_t)msb->page_size > PAGE_SIZE) {
/* this isn't supported by linux at all, anyway*/
dbg("device page %d size isn't supported", msb->page_size);
return -EINVAL;
diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c
index e83c3ada9389..9e8cccbd2817 100644
--- a/drivers/memstick/host/jmb38x_ms.c
+++ b/drivers/memstick/host/jmb38x_ms.c
@@ -882,7 +882,7 @@ static struct memstick_host *jmb38x_ms_alloc_host(struct jmb38x_ms *jm, int cnt)
iounmap(host->addr);
err_out_free:
- kfree(msh);
+ memstick_free_host(msh);
return NULL;
}
diff --git a/drivers/memstick/host/r592.c b/drivers/memstick/host/r592.c
index d2ef46337191..eaa2a94d18be 100644
--- a/drivers/memstick/host/r592.c
+++ b/drivers/memstick/host/r592.c
@@ -837,15 +837,15 @@ static void r592_remove(struct pci_dev *pdev)
}
memstick_remove_host(dev->host);
+ if (dev->dummy_dma_page)
+ dma_free_coherent(&pdev->dev, PAGE_SIZE, dev->dummy_dma_page,
+ dev->dummy_dma_page_physical_address);
+
free_irq(dev->irq, dev);
iounmap(dev->mmio);
pci_release_regions(pdev);
pci_disable_device(pdev);
memstick_free_host(dev->host);
-
- if (dev->dummy_dma_page)
- dma_free_coherent(&pdev->dev, PAGE_SIZE, dev->dummy_dma_page,
- dev->dummy_dma_page_physical_address);
}
#ifdef CONFIG_PM_SLEEP
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
index 83e676a096dc..852129ea0766 100644
--- a/drivers/mfd/dln2.c
+++ b/drivers/mfd/dln2.c
@@ -50,6 +50,7 @@ enum dln2_handle {
DLN2_HANDLE_GPIO,
DLN2_HANDLE_I2C,
DLN2_HANDLE_SPI,
+ DLN2_HANDLE_ADC,
DLN2_HANDLES
};
@@ -653,6 +654,7 @@ enum {
DLN2_ACPI_MATCH_GPIO = 0,
DLN2_ACPI_MATCH_I2C = 1,
DLN2_ACPI_MATCH_SPI = 2,
+ DLN2_ACPI_MATCH_ADC = 3,
};
static struct dln2_platform_data dln2_pdata_gpio = {
@@ -683,6 +685,16 @@ static struct mfd_cell_acpi_match dln2_acpi_match_spi = {
.adr = DLN2_ACPI_MATCH_SPI,
};
+/* Only one ADC port supported */
+static struct dln2_platform_data dln2_pdata_adc = {
+ .handle = DLN2_HANDLE_ADC,
+ .port = 0,
+};
+
+static struct mfd_cell_acpi_match dln2_acpi_match_adc = {
+ .adr = DLN2_ACPI_MATCH_ADC,
+};
+
static const struct mfd_cell dln2_devs[] = {
{
.name = "dln2-gpio",
@@ -702,6 +714,12 @@ static const struct mfd_cell dln2_devs[] = {
.platform_data = &dln2_pdata_spi,
.pdata_size = sizeof(struct dln2_platform_data),
},
+ {
+ .name = "dln2-adc",
+ .acpi_match = &dln2_acpi_match_adc,
+ .platform_data = &dln2_pdata_adc,
+ .pdata_size = sizeof(struct dln2_platform_data),
+ },
};
static void dln2_stop(struct dln2_dev *dln2)
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index fc00aaccb5f7..a3a6faa99de0 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -210,6 +210,7 @@ static int mfd_add_device(struct device *parent, int id,
if (of_device_is_compatible(np, cell->of_compatible)) {
/* Ignore 'disabled' devices error free */
if (!of_device_is_available(np)) {
+ of_node_put(np);
ret = 0;
goto fail_alias;
}
@@ -217,6 +218,7 @@ static int mfd_add_device(struct device *parent, int id,
ret = mfd_match_of_node_to_dev(pdev, np, cell);
if (ret == -EAGAIN)
continue;
+ of_node_put(np);
if (ret)
goto fail_alias;
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 31481c9fcc2e..30ff42fd173e 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -503,7 +503,7 @@ config MMC_OMAP_HS
config MMC_WBSD
tristate "Winbond W83L51xD SD/MMC Card Interface support"
- depends on ISA_DMA_API
+ depends on ISA_DMA_API && !M68K
help
This selects the Winbond(R) W83L51xD Secure digital and
Multimedia card Interface.
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 7f90326b1be5..a6170f80ba64 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2014,7 +2014,8 @@ static void dw_mci_tasklet_func(unsigned long priv)
* delayed. Allowing the transfer to take place
* avoids races and keeps things simple.
*/
- if (err != -ETIMEDOUT) {
+ if (err != -ETIMEDOUT &&
+ host->dir_status == DW_MCI_RECV_STATUS) {
state = STATE_SENDING_DATA;
continue;
}
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index 2e4a7c6971dc..7697068ad969 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -569,37 +569,37 @@ static int moxart_probe(struct platform_device *pdev)
if (!mmc) {
dev_err(dev, "mmc_alloc_host failed\n");
ret = -ENOMEM;
- goto out;
+ goto out_mmc;
}
ret = of_address_to_resource(node, 0, &res_mmc);
if (ret) {
dev_err(dev, "of_address_to_resource failed\n");
- goto out;
+ goto out_mmc;
}
irq = irq_of_parse_and_map(node, 0);
if (irq <= 0) {
dev_err(dev, "irq_of_parse_and_map failed\n");
ret = -EINVAL;
- goto out;
+ goto out_mmc;
}
clk = devm_clk_get(dev, NULL);
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
- goto out;
+ goto out_mmc;
}
reg_mmc = devm_ioremap_resource(dev, &res_mmc);
if (IS_ERR(reg_mmc)) {
ret = PTR_ERR(reg_mmc);
- goto out;
+ goto out_mmc;
}
ret = mmc_of_parse(mmc);
if (ret)
- goto out;
+ goto out_mmc;
host = mmc_priv(mmc);
host->mmc = mmc;
@@ -624,6 +624,14 @@ static int moxart_probe(struct platform_device *pdev)
ret = -EPROBE_DEFER;
goto out;
}
+ if (!IS_ERR(host->dma_chan_tx)) {
+ dma_release_channel(host->dma_chan_tx);
+ host->dma_chan_tx = NULL;
+ }
+ if (!IS_ERR(host->dma_chan_rx)) {
+ dma_release_channel(host->dma_chan_rx);
+ host->dma_chan_rx = NULL;
+ }
dev_dbg(dev, "PIO mode transfer enabled\n");
host->have_dma = false;
} else {
@@ -678,6 +686,11 @@ static int moxart_probe(struct platform_device *pdev)
return 0;
out:
+ if (!IS_ERR_OR_NULL(host->dma_chan_tx))
+ dma_release_channel(host->dma_chan_tx);
+ if (!IS_ERR_OR_NULL(host->dma_chan_rx))
+ dma_release_channel(host->dma_chan_rx);
+out_mmc:
if (mmc)
mmc_free_host(mmc);
return ret;
@@ -690,9 +703,9 @@ static int moxart_remove(struct platform_device *pdev)
dev_set_drvdata(&pdev->dev, NULL);
- if (!IS_ERR(host->dma_chan_tx))
+ if (!IS_ERR_OR_NULL(host->dma_chan_tx))
dma_release_channel(host->dma_chan_tx);
- if (!IS_ERR(host->dma_chan_rx))
+ if (!IS_ERR_OR_NULL(host->dma_chan_rx))
dma_release_channel(host->dma_chan_rx);
mmc_remove_host(mmc);
mmc_free_host(mmc);
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index fb8b9475b1d0..f5c965da9501 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -8,6 +8,7 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
+#include <linux/iopoll.h>
#include <linux/ioport.h>
#include <linux/irq.h>
#include <linux/of_address.h>
@@ -2285,6 +2286,7 @@ static void msdc_cqe_enable(struct mmc_host *mmc)
static void msdc_cqe_disable(struct mmc_host *mmc, bool recovery)
{
struct msdc_host *host = mmc_priv(mmc);
+ unsigned int val = 0;
/* disable cmdq irq */
sdr_clr_bits(host->base + MSDC_INTEN, MSDC_INT_CMDQ);
@@ -2294,6 +2296,9 @@ static void msdc_cqe_disable(struct mmc_host *mmc, bool recovery)
if (recovery) {
sdr_set_field(host->base + MSDC_DMA_CTRL,
MSDC_DMA_CTRL_STOP, 1);
+ if (WARN_ON(readl_poll_timeout(host->base + MSDC_DMA_CFG, val,
+ !(val & MSDC_DMA_CFG_STS), 1, 3000)))
+ return;
msdc_reset_hw(host);
}
}
diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
index 4fbbff03137c..2ec3eb651d6b 100644
--- a/drivers/mmc/host/mxs-mmc.c
+++ b/drivers/mmc/host/mxs-mmc.c
@@ -565,6 +565,11 @@ static const struct of_device_id mxs_mmc_dt_ids[] = {
};
MODULE_DEVICE_TABLE(of, mxs_mmc_dt_ids);
+static void mxs_mmc_regulator_disable(void *regulator)
+{
+ regulator_disable(regulator);
+}
+
static int mxs_mmc_probe(struct platform_device *pdev)
{
const struct of_device_id *of_id =
@@ -606,6 +611,11 @@ static int mxs_mmc_probe(struct platform_device *pdev)
"Failed to enable vmmc regulator: %d\n", ret);
goto out_mmc_free;
}
+
+ ret = devm_add_action_or_reset(&pdev->dev, mxs_mmc_regulator_disable,
+ reg_vmmc);
+ if (ret)
+ goto out_mmc_free;
}
ssp->clk = devm_clk_get(&pdev->dev, NULL);
diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c
index 7893fd3599b6..53c362bb2866 100644
--- a/drivers/mmc/host/sdhci-omap.c
+++ b/drivers/mmc/host/sdhci-omap.c
@@ -62,6 +62,8 @@
#define SDHCI_OMAP_IE 0x234
#define INT_CC_EN BIT(0)
+#define SDHCI_OMAP_ISE 0x238
+
#define SDHCI_OMAP_AC12 0x23c
#define AC12_V1V8_SIGEN BIT(19)
#define AC12_SCLK_SEL BIT(23)
@@ -113,6 +115,8 @@ struct sdhci_omap_host {
u32 hctl;
u32 sysctl;
u32 capa;
+ u32 ie;
+ u32 ise;
};
static void sdhci_omap_start_clock(struct sdhci_omap_host *omap_host);
@@ -682,7 +686,8 @@ static void sdhci_omap_set_power(struct sdhci_host *host, unsigned char mode,
{
struct mmc_host *mmc = host->mmc;
- mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
+ if (!IS_ERR(mmc->supply.vmmc))
+ mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
}
static int sdhci_omap_enable_dma(struct sdhci_host *host)
@@ -1245,14 +1250,23 @@ static void sdhci_omap_context_save(struct sdhci_omap_host *omap_host)
{
omap_host->con = sdhci_omap_readl(omap_host, SDHCI_OMAP_CON);
omap_host->hctl = sdhci_omap_readl(omap_host, SDHCI_OMAP_HCTL);
+ omap_host->sysctl = sdhci_omap_readl(omap_host, SDHCI_OMAP_SYSCTL);
omap_host->capa = sdhci_omap_readl(omap_host, SDHCI_OMAP_CAPA);
+ omap_host->ie = sdhci_omap_readl(omap_host, SDHCI_OMAP_IE);
+ omap_host->ise = sdhci_omap_readl(omap_host, SDHCI_OMAP_ISE);
}
+/* Order matters here, HCTL must be restored in two phases */
static void sdhci_omap_context_restore(struct sdhci_omap_host *omap_host)
{
- sdhci_omap_writel(omap_host, SDHCI_OMAP_CON, omap_host->con);
sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, omap_host->hctl);
sdhci_omap_writel(omap_host, SDHCI_OMAP_CAPA, omap_host->capa);
+ sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, omap_host->hctl);
+
+ sdhci_omap_writel(omap_host, SDHCI_OMAP_SYSCTL, omap_host->sysctl);
+ sdhci_omap_writel(omap_host, SDHCI_OMAP_CON, omap_host->con);
+ sdhci_omap_writel(omap_host, SDHCI_OMAP_IE, omap_host->ie);
+ sdhci_omap_writel(omap_host, SDHCI_OMAP_ISE, omap_host->ise);
}
static int __maybe_unused sdhci_omap_suspend(struct device *dev)
diff --git a/drivers/most/most_usb.c b/drivers/most/most_usb.c
index 2640c5b326a4..acabb7715b42 100644
--- a/drivers/most/most_usb.c
+++ b/drivers/most/most_usb.c
@@ -149,7 +149,8 @@ static inline int drci_rd_reg(struct usb_device *dev, u16 reg, u16 *buf)
retval = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
DRCI_READ_REQ, req_type,
0x0000,
- reg, dma_buf, sizeof(*dma_buf), 5 * HZ);
+ reg, dma_buf, sizeof(*dma_buf),
+ USB_CTRL_GET_TIMEOUT);
*buf = le16_to_cpu(*dma_buf);
kfree(dma_buf);
@@ -176,7 +177,7 @@ static inline int drci_wr_reg(struct usb_device *dev, u16 reg, u16 data)
reg,
NULL,
0,
- 5 * HZ);
+ USB_CTRL_SET_TIMEOUT);
}
static inline int start_sync_ep(struct usb_device *usb_dev, u16 ep)
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 1c8c40728678..a5197a481902 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -721,8 +721,6 @@ int del_mtd_device(struct mtd_info *mtd)
mutex_lock(&mtd_table_mutex);
- debugfs_remove_recursive(mtd->dbg.dfs_dir);
-
if (idr_find(&mtd_idr, mtd->index) != mtd) {
ret = -ENODEV;
goto out_error;
@@ -738,6 +736,8 @@ int del_mtd_device(struct mtd_info *mtd)
mtd->index, mtd->name, mtd->usecount);
ret = -EBUSY;
} else {
+ debugfs_remove_recursive(mtd->dbg.dfs_dir);
+
/* Try to remove the NVMEM provider */
if (mtd->nvmem)
nvmem_unregister(mtd->nvmem);
diff --git a/drivers/mtd/nand/raw/ams-delta.c b/drivers/mtd/nand/raw/ams-delta.c
index ff1697f899ba..13de39aa3288 100644
--- a/drivers/mtd/nand/raw/ams-delta.c
+++ b/drivers/mtd/nand/raw/ams-delta.c
@@ -217,9 +217,8 @@ static int gpio_nand_setup_interface(struct nand_chip *this, int csline,
static int gpio_nand_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -370,6 +369,13 @@ static int gpio_nand_probe(struct platform_device *pdev)
/* Release write protection */
gpiod_set_value(priv->gpiod_nwp, 0);
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ this->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
/* Scan to find existence of the device */
err = nand_scan(this, 1);
if (err)
diff --git a/drivers/mtd/nand/raw/au1550nd.c b/drivers/mtd/nand/raw/au1550nd.c
index 7b6b354f2d39..48901a1b8bf5 100644
--- a/drivers/mtd/nand/raw/au1550nd.c
+++ b/drivers/mtd/nand/raw/au1550nd.c
@@ -238,9 +238,8 @@ static int au1550nd_exec_op(struct nand_chip *this,
static int au1550nd_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -309,6 +308,13 @@ static int au1550nd_probe(struct platform_device *pdev)
if (pd->devwidth)
this->options |= NAND_BUSWIDTH_16;
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ this->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
ret = nand_scan(this, 1);
if (ret) {
dev_err(&pdev->dev, "NAND scan failed with %d\n", ret);
diff --git a/drivers/mtd/nand/raw/gpio.c b/drivers/mtd/nand/raw/gpio.c
index fb7a086de35e..fdf073d2e1b6 100644
--- a/drivers/mtd/nand/raw/gpio.c
+++ b/drivers/mtd/nand/raw/gpio.c
@@ -163,9 +163,8 @@ static int gpio_nand_exec_op(struct nand_chip *chip,
static int gpio_nand_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -365,6 +364,13 @@ static int gpio_nand_probe(struct platform_device *pdev)
if (gpiomtd->nwp && !IS_ERR(gpiomtd->nwp))
gpiod_direction_output(gpiomtd->nwp, 1);
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
ret = nand_scan(chip, 1);
if (ret)
goto err_wp;
diff --git a/drivers/mtd/nand/raw/mpc5121_nfc.c b/drivers/mtd/nand/raw/mpc5121_nfc.c
index bcd4a556c959..cb293c50acb8 100644
--- a/drivers/mtd/nand/raw/mpc5121_nfc.c
+++ b/drivers/mtd/nand/raw/mpc5121_nfc.c
@@ -605,9 +605,8 @@ static void mpc5121_nfc_free(struct device *dev, struct mtd_info *mtd)
static int mpc5121_nfc_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -772,6 +771,13 @@ static int mpc5121_nfc_probe(struct platform_device *op)
goto error;
}
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
/* Detect NAND chips */
retval = nand_scan(chip, be32_to_cpup(chips_no));
if (retval) {
diff --git a/drivers/mtd/nand/raw/orion_nand.c b/drivers/mtd/nand/raw/orion_nand.c
index 66211c9311d2..2c87c7d89205 100644
--- a/drivers/mtd/nand/raw/orion_nand.c
+++ b/drivers/mtd/nand/raw/orion_nand.c
@@ -85,9 +85,8 @@ static void orion_nand_read_buf(struct nand_chip *chip, uint8_t *buf, int len)
static int orion_nand_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -190,6 +189,13 @@ static int __init orion_nand_probe(struct platform_device *pdev)
return ret;
}
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ nc->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
ret = nand_scan(nc, 1);
if (ret)
goto no_dev;
diff --git a/drivers/mtd/nand/raw/pasemi_nand.c b/drivers/mtd/nand/raw/pasemi_nand.c
index 68c08772d7c2..b0ba1fdbf5f2 100644
--- a/drivers/mtd/nand/raw/pasemi_nand.c
+++ b/drivers/mtd/nand/raw/pasemi_nand.c
@@ -76,9 +76,8 @@ static int pasemi_device_ready(struct nand_chip *chip)
static int pasemi_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -155,6 +154,13 @@ static int pasemi_nand_probe(struct platform_device *ofdev)
/* Enable the following for a flash based bad block table */
chip->bbt_options = NAND_BBT_USE_FLASH;
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
/* Scan to find existence of the device */
err = nand_scan(chip, 1);
if (err)
diff --git a/drivers/mtd/nand/raw/plat_nand.c b/drivers/mtd/nand/raw/plat_nand.c
index 7711e1020c21..0ee08c42cc35 100644
--- a/drivers/mtd/nand/raw/plat_nand.c
+++ b/drivers/mtd/nand/raw/plat_nand.c
@@ -21,9 +21,8 @@ struct plat_nand_data {
static int plat_nand_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -94,6 +93,13 @@ static int plat_nand_probe(struct platform_device *pdev)
goto out;
}
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ data->chip.ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
/* Scan to find existence of the device */
err = nand_scan(&data->chip, pdata->chip.nr_chips);
if (err)
diff --git a/drivers/mtd/nand/raw/socrates_nand.c b/drivers/mtd/nand/raw/socrates_nand.c
index 70f8305c9b6e..fb39cc7ebce0 100644
--- a/drivers/mtd/nand/raw/socrates_nand.c
+++ b/drivers/mtd/nand/raw/socrates_nand.c
@@ -119,9 +119,8 @@ static int socrates_nand_device_ready(struct nand_chip *nand_chip)
static int socrates_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -175,6 +174,13 @@ static int socrates_nand_probe(struct platform_device *ofdev)
/* TODO: I have no idea what real delay is. */
nand_chip->legacy.chip_delay = 20; /* 20us command delay time */
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ nand_chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
dev_set_drvdata(&ofdev->dev, host);
res = nand_scan(nand_chip, 1);
diff --git a/drivers/mtd/nand/raw/xway_nand.c b/drivers/mtd/nand/raw/xway_nand.c
index 26751976e502..236fd8c5a958 100644
--- a/drivers/mtd/nand/raw/xway_nand.c
+++ b/drivers/mtd/nand/raw/xway_nand.c
@@ -148,9 +148,8 @@ static void xway_write_buf(struct nand_chip *chip, const u_char *buf, int len)
static int xway_attach_chip(struct nand_chip *chip)
{
- chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
-
- if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_SOFT &&
+ chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
@@ -219,6 +218,13 @@ static int xway_nand_probe(struct platform_device *pdev)
| NAND_CON_SE_P | NAND_CON_WP_P | NAND_CON_PRE_P
| cs_flag, EBU_NAND_CON);
+ /*
+ * This driver assumes that the default ECC engine should be TYPE_SOFT.
+ * Set ->engine_type before registering the NAND devices in order to
+ * provide a driver specific default value.
+ */
+ data->chip.ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
+
/* Scan to find existence of the device */
err = nand_scan(&data->chip, 1);
if (err)
diff --git a/drivers/mtd/spi-nor/controllers/hisi-sfc.c b/drivers/mtd/spi-nor/controllers/hisi-sfc.c
index 440fc5ae7d34..fd2c19a04748 100644
--- a/drivers/mtd/spi-nor/controllers/hisi-sfc.c
+++ b/drivers/mtd/spi-nor/controllers/hisi-sfc.c
@@ -477,7 +477,6 @@ static int hisi_spi_nor_remove(struct platform_device *pdev)
hisi_spi_nor_unregister_all(host);
mutex_destroy(&host->lock);
- clk_disable_unprepare(host->clk);
return 0;
}
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 600b9d09ec08..cb865b7ec375 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -148,7 +148,7 @@ config NET_FC
config IFB
tristate "Intermediate Functional Block support"
- depends on NET_CLS_ACT
+ depends on NET_ACT_MIRRED || NFT_FWD_NETDEV
select NET_REDIRECT
help
This is an intermediate driver that allows sharing of
diff --git a/drivers/net/bonding/bond_sysfs_slave.c b/drivers/net/bonding/bond_sysfs_slave.c
index fd07561da034..6a6cdd0bb258 100644
--- a/drivers/net/bonding/bond_sysfs_slave.c
+++ b/drivers/net/bonding/bond_sysfs_slave.c
@@ -108,15 +108,15 @@ static ssize_t ad_partner_oper_port_state_show(struct slave *slave, char *buf)
}
static SLAVE_ATTR_RO(ad_partner_oper_port_state);
-static const struct slave_attribute *slave_attrs[] = {
- &slave_attr_state,
- &slave_attr_mii_status,
- &slave_attr_link_failure_count,
- &slave_attr_perm_hwaddr,
- &slave_attr_queue_id,
- &slave_attr_ad_aggregator_id,
- &slave_attr_ad_actor_oper_port_state,
- &slave_attr_ad_partner_oper_port_state,
+static const struct attribute *slave_attrs[] = {
+ &slave_attr_state.attr,
+ &slave_attr_mii_status.attr,
+ &slave_attr_link_failure_count.attr,
+ &slave_attr_perm_hwaddr.attr,
+ &slave_attr_queue_id.attr,
+ &slave_attr_ad_aggregator_id.attr,
+ &slave_attr_ad_actor_oper_port_state.attr,
+ &slave_attr_ad_partner_oper_port_state.attr,
NULL
};
@@ -137,24 +137,10 @@ const struct sysfs_ops slave_sysfs_ops = {
int bond_sysfs_slave_add(struct slave *slave)
{
- const struct slave_attribute **a;
- int err;
-
- for (a = slave_attrs; *a; ++a) {
- err = sysfs_create_file(&slave->kobj, &((*a)->attr));
- if (err) {
- kobject_put(&slave->kobj);
- return err;
- }
- }
-
- return 0;
+ return sysfs_create_files(&slave->kobj, slave_attrs);
}
void bond_sysfs_slave_del(struct slave *slave)
{
- const struct slave_attribute **a;
-
- for (a = slave_attrs; *a; ++a)
- sysfs_remove_file(&slave->kobj, &((*a)->attr));
+ sysfs_remove_files(&slave->kobj, slave_attrs);
}
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
index 68ff931993c2..4e13f6dfb91a 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
@@ -1041,7 +1041,7 @@ static int mcp251xfd_chip_start(struct mcp251xfd_priv *priv)
err = mcp251xfd_chip_rx_int_enable(priv);
if (err)
- return err;
+ goto out_chip_stop;
err = mcp251xfd_chip_ecc_init(priv);
if (err)
diff --git a/drivers/net/dsa/rtl8366rb.c b/drivers/net/dsa/rtl8366rb.c
index cfe56960f44b..12d7e5cd3197 100644
--- a/drivers/net/dsa/rtl8366rb.c
+++ b/drivers/net/dsa/rtl8366rb.c
@@ -1343,7 +1343,7 @@ static int rtl8366rb_set_mc_index(struct realtek_smi *smi, int port, int index)
static bool rtl8366rb_is_vlan_valid(struct realtek_smi *smi, unsigned int vlan)
{
- unsigned int max = RTL8366RB_NUM_VLANS;
+ unsigned int max = RTL8366RB_NUM_VLANS - 1;
if (smi->vlan4k_enabled)
max = RTL8366RB_NUM_VIDS - 1;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h
index b2cd3bdba9f8..533b8519ec35 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h
@@ -1331,6 +1331,10 @@
#define MDIO_VEND2_PMA_CDR_CONTROL 0x8056
#endif
+#ifndef MDIO_VEND2_PMA_MISC_CTRL0
+#define MDIO_VEND2_PMA_MISC_CTRL0 0x8090
+#endif
+
#ifndef MDIO_CTRL1_SPEED1G
#define MDIO_CTRL1_SPEED1G (MDIO_CTRL1_SPEED10G & ~BMCR_SPEED100)
#endif
@@ -1389,6 +1393,10 @@
#define XGBE_PMA_RX_RST_0_RESET_ON 0x10
#define XGBE_PMA_RX_RST_0_RESET_OFF 0x00
+#define XGBE_PMA_PLL_CTRL_MASK BIT(15)
+#define XGBE_PMA_PLL_CTRL_ENABLE BIT(15)
+#define XGBE_PMA_PLL_CTRL_DISABLE 0x0000
+
/* Bit setting and getting macros
* The get macro will extract the current bit field value from within
* the variable
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index 18e48b3bc402..213769054391 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -1977,12 +1977,26 @@ static void xgbe_phy_rx_reset(struct xgbe_prv_data *pdata)
}
}
+static void xgbe_phy_pll_ctrl(struct xgbe_prv_data *pdata, bool enable)
+{
+ XMDIO_WRITE_BITS(pdata, MDIO_MMD_PMAPMD, MDIO_VEND2_PMA_MISC_CTRL0,
+ XGBE_PMA_PLL_CTRL_MASK,
+ enable ? XGBE_PMA_PLL_CTRL_ENABLE
+ : XGBE_PMA_PLL_CTRL_DISABLE);
+
+ /* Wait for command to complete */
+ usleep_range(100, 200);
+}
+
static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata,
unsigned int cmd, unsigned int sub_cmd)
{
unsigned int s0 = 0;
unsigned int wait;
+ /* Disable PLL re-initialization during FW command processing */
+ xgbe_phy_pll_ctrl(pdata, false);
+
/* Log if a previous command did not complete */
if (XP_IOREAD_BITS(pdata, XP_DRIVER_INT_RO, STATUS)) {
netif_dbg(pdata, link, pdata->netdev,
@@ -2003,7 +2017,7 @@ static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata,
wait = XGBE_RATECHANGE_COUNT;
while (wait--) {
if (!XP_IOREAD_BITS(pdata, XP_DRIVER_INT_RO, STATUS))
- return;
+ goto reenable_pll;
usleep_range(1000, 2000);
}
@@ -2013,6 +2027,10 @@ static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata,
/* Reset on error */
xgbe_phy_rx_reset(pdata);
+
+reenable_pll:
+ /* Enable PLL re-initialization */
+ xgbe_phy_pll_ctrl(pdata, true);
}
static void xgbe_phy_rrc(struct xgbe_prv_data *pdata)
diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c
index 9361f964bb9b..816453a4f8d6 100644
--- a/drivers/net/ethernet/cavium/thunder/nic_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nic_main.c
@@ -1193,7 +1193,7 @@ static int nic_register_interrupts(struct nicpf *nic)
dev_err(&nic->pdev->dev,
"Request for #%d msix vectors failed, returned %d\n",
nic->num_vec, ret);
- return 1;
+ return ret;
}
/* Register mailbox interrupt handler */
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
index f3b7b443f964..c00f1a7ffc15 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -1226,7 +1226,7 @@ static int nicvf_register_misc_interrupt(struct nicvf *nic)
if (ret < 0) {
netdev_err(nic->netdev,
"Req for #%d msix vectors failed\n", nic->num_vec);
- return 1;
+ return ret;
}
sprintf(nic->irq_name[irq], "%s Mbox", "NICVF");
@@ -1245,7 +1245,7 @@ static int nicvf_register_misc_interrupt(struct nicvf *nic)
if (!nicvf_check_pf_ready(nic)) {
nicvf_disable_intr(nic, NICVF_INTR_MBOX, 0);
nicvf_unregister_interrupts(nic);
- return 1;
+ return -EIO;
}
return 0;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c
index 83ed10ac8660..7080cb6c83e4 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c
@@ -2011,12 +2011,15 @@ static int cxgb4_get_module_info(struct net_device *dev,
if (ret)
return ret;
- if (!sff8472_comp || (sff_diag_type & 4)) {
+ if (!sff8472_comp || (sff_diag_type & SFP_DIAG_ADDRMODE)) {
modinfo->type = ETH_MODULE_SFF_8079;
modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
} else {
modinfo->type = ETH_MODULE_SFF_8472;
- modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
+ if (sff_diag_type & SFP_DIAG_IMPLEMENTED)
+ modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
+ else
+ modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN / 2;
}
break;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h
index 002fc62ea726..63bc956d2037 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h
@@ -293,6 +293,8 @@ enum {
#define I2C_PAGE_SIZE 0x100
#define SFP_DIAG_TYPE_ADDR 0x5c
#define SFP_DIAG_TYPE_LEN 0x1
+#define SFP_DIAG_ADDRMODE BIT(2)
+#define SFP_DIAG_IMPLEMENTED BIT(6)
#define SFF_8472_COMP_ADDR 0x5e
#define SFF_8472_COMP_LEN 0x1
#define SFF_REV_ADDR 0x1
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
index a262c949ed76..d6b6ebb3f1ec 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
@@ -870,7 +870,7 @@ static void do_abort_syn_rcv(struct sock *child, struct sock *parent)
* created only after 3 way handshake is done.
*/
sock_orphan(child);
- percpu_counter_inc((child)->sk_prot->orphan_count);
+ INC_ORPHAN_COUNT(child);
chtls_release_resources(child);
chtls_conn_done(child);
} else {
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h
index b1161bdeda4d..f61ca657601c 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h
@@ -95,7 +95,7 @@ struct deferred_skb_cb {
#define WSCALE_OK(tp) ((tp)->rx_opt.wscale_ok)
#define TSTAMP_OK(tp) ((tp)->rx_opt.tstamp_ok)
#define SACK_OK(tp) ((tp)->rx_opt.sack_ok)
-#define INC_ORPHAN_COUNT(sk) percpu_counter_inc((sk)->sk_prot->orphan_count)
+#define INC_ORPHAN_COUNT(sk) this_cpu_inc(*(sk)->sk_prot->orphan_count)
/* TLS SKB */
#define skb_ulp_tls_inline(skb) (ULP_SKB_CB(skb)->ulp.tls.ofld)
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_qos.c b/drivers/net/ethernet/freescale/enetc/enetc_qos.c
index dbceb99c4441..9e6988fd3787 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_qos.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_qos.c
@@ -486,14 +486,16 @@ static int enetc_streamid_hw_set(struct enetc_ndev_priv *priv,
data_size = sizeof(struct streamid_data);
si_data = kzalloc(data_size, __GFP_DMA | GFP_KERNEL);
+ if (!si_data)
+ return -ENOMEM;
cbd.length = cpu_to_le16(data_size);
dma = dma_map_single(&priv->si->pdev->dev, si_data,
data_size, DMA_FROM_DEVICE);
if (dma_mapping_error(&priv->si->pdev->dev, dma)) {
netdev_err(priv->si->ndev, "DMA mapping failed!\n");
- kfree(si_data);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto out;
}
cbd.addr[0] = lower_32_bits(dma);
@@ -513,12 +515,10 @@ static int enetc_streamid_hw_set(struct enetc_ndev_priv *priv,
err = enetc_send_cmd(priv->si, &cbd);
if (err)
- return -EINVAL;
+ goto out;
- if (!enable) {
- kfree(si_data);
- return 0;
- }
+ if (!enable)
+ goto out;
/* Enable the entry overwrite again incase space flushed by hardware */
memset(&cbd, 0, sizeof(cbd));
@@ -563,6 +563,10 @@ static int enetc_streamid_hw_set(struct enetc_ndev_priv *priv,
}
err = enetc_send_cmd(priv->si, &cbd);
+out:
+ if (!dma_mapping_error(&priv->si->pdev->dev, dma))
+ dma_unmap_single(&priv->si->pdev->dev, dma, data_size, DMA_FROM_DEVICE);
+
kfree(si_data);
return err;
diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h
index cfb174624d4e..5c9a4d4362c7 100644
--- a/drivers/net/ethernet/google/gve/gve.h
+++ b/drivers/net/ethernet/google/gve/gve.h
@@ -28,7 +28,7 @@
#define GVE_MIN_MSIX 3
/* Numbers of gve tx/rx stats in stats report. */
-#define GVE_TX_STATS_REPORT_NUM 5
+#define GVE_TX_STATS_REPORT_NUM 6
#define GVE_RX_STATS_REPORT_NUM 2
/* Interval to schedule a stats report update, 20000ms. */
@@ -147,7 +147,9 @@ struct gve_tx_ring {
u32 q_num ____cacheline_aligned; /* queue idx */
u32 stop_queue; /* count of queue stops */
u32 wake_queue; /* count of queue wakes */
+ u32 queue_timeout; /* count of queue timeouts */
u32 ntfy_id; /* notification block index */
+ u32 last_kick_msec; /* Last time the queue was kicked */
dma_addr_t bus; /* dma address of the descr ring */
dma_addr_t q_resources_bus; /* dma address of the queue resources */
struct u64_stats_sync statss; /* sync stats for 32bit archs */
diff --git a/drivers/net/ethernet/google/gve/gve_adminq.h b/drivers/net/ethernet/google/gve/gve_adminq.h
index 015796a20118..8dbc2c03fbbd 100644
--- a/drivers/net/ethernet/google/gve/gve_adminq.h
+++ b/drivers/net/ethernet/google/gve/gve_adminq.h
@@ -212,6 +212,7 @@ enum gve_stat_names {
TX_LAST_COMPLETION_PROCESSED = 5,
RX_NEXT_EXPECTED_SEQUENCE = 6,
RX_BUFFERS_POSTED = 7,
+ TX_TIMEOUT_CNT = 8,
// stats from NIC
RX_QUEUE_DROP_CNT = 65,
RX_NO_BUFFERS_POSTED = 66,
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index fd52218f4884..6cb75bb1ed05 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -23,6 +23,9 @@
#define GVE_VERSION "1.0.0"
#define GVE_VERSION_PREFIX "GVE-"
+// Minimum amount of time between queue kicks in msec (10 seconds)
+#define MIN_TX_TIMEOUT_GAP (1000 * 10)
+
const char gve_version_str[] = GVE_VERSION;
static const char gve_version_prefix[] = GVE_VERSION_PREFIX;
@@ -943,9 +946,47 @@ static void gve_turnup(struct gve_priv *priv)
static void gve_tx_timeout(struct net_device *dev, unsigned int txqueue)
{
- struct gve_priv *priv = netdev_priv(dev);
+ struct gve_notify_block *block;
+ struct gve_tx_ring *tx = NULL;
+ struct gve_priv *priv;
+ u32 last_nic_done;
+ u32 current_time;
+ u32 ntfy_idx;
+
+ netdev_info(dev, "Timeout on tx queue, %d", txqueue);
+ priv = netdev_priv(dev);
+ if (txqueue > priv->tx_cfg.num_queues)
+ goto reset;
+
+ ntfy_idx = gve_tx_idx_to_ntfy(priv, txqueue);
+ if (ntfy_idx >= priv->num_ntfy_blks)
+ goto reset;
+
+ block = &priv->ntfy_blocks[ntfy_idx];
+ tx = block->tx;
+ current_time = jiffies_to_msecs(jiffies);
+ if (tx->last_kick_msec + MIN_TX_TIMEOUT_GAP > current_time)
+ goto reset;
+
+ /* Check to see if there are missed completions, which will allow us to
+ * kick the queue.
+ */
+ last_nic_done = gve_tx_load_event_counter(priv, tx);
+ if (last_nic_done - tx->done) {
+ netdev_info(dev, "Kicking queue %d", txqueue);
+ iowrite32be(GVE_IRQ_MASK, gve_irq_doorbell(priv, block));
+ napi_schedule(&block->napi);
+ tx->last_kick_msec = current_time;
+ goto out;
+ } // Else reset.
+
+reset:
gve_schedule_reset(priv);
+
+out:
+ if (tx)
+ tx->queue_timeout++;
priv->tx_timeo_cnt++;
}
@@ -1028,6 +1069,11 @@ void gve_handle_report_stats(struct gve_priv *priv)
.value = cpu_to_be64(priv->tx[idx].done),
.queue_id = cpu_to_be32(idx),
};
+ stats[stats_idx++] = (struct stats) {
+ .stat_name = cpu_to_be32(TX_TIMEOUT_CNT),
+ .value = cpu_to_be64(priv->tx[idx].queue_timeout),
+ .queue_id = cpu_to_be32(idx),
+ };
}
}
/* rx stats */
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
index 8e6085753b9f..5bab885744fc 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
@@ -126,7 +126,7 @@ static int hclge_ets_validate(struct hclge_dev *hdev, struct ieee_ets *ets,
if (ret)
return ret;
- for (i = 0; i < hdev->tc_max; i++) {
+ for (i = 0; i < HNAE3_MAX_TC; i++) {
switch (ets->tc_tsa[i]) {
case IEEE_8021QAZ_TSA_STRICT:
if (hdev->tm_info.tc_info[i].tc_sch_mode !=
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
index 71aa6d16fc19..9168e39b6364 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
@@ -1039,7 +1039,6 @@ static int hclge_tm_pri_tc_base_dwrr_cfg(struct hclge_dev *hdev)
static int hclge_tm_ets_tc_dwrr_cfg(struct hclge_dev *hdev)
{
-#define DEFAULT_TC_WEIGHT 1
#define DEFAULT_TC_OFFSET 14
struct hclge_ets_tc_weight_cmd *ets_weight;
@@ -1052,13 +1051,7 @@ static int hclge_tm_ets_tc_dwrr_cfg(struct hclge_dev *hdev)
for (i = 0; i < HNAE3_MAX_TC; i++) {
struct hclge_pg_info *pg_info;
- ets_weight->tc_weight[i] = DEFAULT_TC_WEIGHT;
-
- if (!(hdev->hw_tc_map & BIT(i)))
- continue;
-
- pg_info =
- &hdev->tm_info.pg_info[hdev->tm_info.tc_info[i].pgid];
+ pg_info = &hdev->tm_info.pg_info[hdev->tm_info.tc_info[i].pgid];
ets_weight->tc_weight[i] = pg_info->tc_dwrr[i];
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index a47f23f27a11..e27af38f6b16 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -2887,7 +2887,10 @@ static void hclgevf_uninit_client_instance(struct hnae3_client *client,
/* un-init roce, if it exists */
if (hdev->roce_client) {
+ while (test_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state))
+ msleep(HCLGEVF_WAIT_RESET_DONE);
clear_bit(HCLGEVF_STATE_ROCE_REGISTERED, &hdev->state);
+
hdev->roce_client->ops->uninit_instance(&hdev->roce, 0);
hdev->roce_client = NULL;
hdev->roce.client = NULL;
@@ -2896,6 +2899,8 @@ static void hclgevf_uninit_client_instance(struct hnae3_client *client,
/* un-init nic/unic, if this was not called by roce client */
if (client->ops->uninit_instance && hdev->nic_client &&
client->type != HNAE3_CLIENT_ROCE) {
+ while (test_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state))
+ msleep(HCLGEVF_WAIT_RESET_DONE);
clear_bit(HCLGEVF_STATE_NIC_REGISTERED, &hdev->state);
client->ops->uninit_instance(&hdev->nic, 0);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
index 526a62f97046..c9b0fa5e8589 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
@@ -106,6 +106,8 @@
#define HCLGEVF_VF_RST_ING 0x07008
#define HCLGEVF_VF_RST_ING_BIT BIT(16)
+#define HCLGEVF_WAIT_RESET_DONE 100
+
#define HCLGEVF_RSS_IND_TBL_SIZE 512
#define HCLGEVF_RSS_SET_BITMAP_MSK 0xffff
#define HCLGEVF_RSS_KEY_SIZE 40
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index bb8d0a0f48ee..4f99d9763824 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1548,8 +1548,6 @@ static netdev_tx_t ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev)
netdev_tx_t ret = NETDEV_TX_OK;
if (test_bit(0, &adapter->resetting)) {
- if (!netif_subqueue_stopped(netdev, skb))
- netif_stop_subqueue(netdev, queue_num);
dev_kfree_skb_any(skb);
tx_send_failed++;
@@ -5187,6 +5185,9 @@ static int init_crq_queue(struct ibmvnic_adapter *adapter)
crq->cur = 0;
spin_lock_init(&crq->lock);
+ /* process any CRQs that were queued before we enabled interrupts */
+ tasklet_schedule(&adapter->tasklet);
+
return retrc;
req_irq_failed:
diff --git a/drivers/net/ethernet/intel/ice/ice_base.c b/drivers/net/ethernet/intel/ice/ice_base.c
index fe4320e2d1f2..1929847b8c40 100644
--- a/drivers/net/ethernet/intel/ice/ice_base.c
+++ b/drivers/net/ethernet/intel/ice/ice_base.c
@@ -839,7 +839,7 @@ ice_vsi_stop_tx_ring(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src,
} else if (status == ICE_ERR_DOES_NOT_EXIST) {
dev_dbg(ice_pf_to_dev(vsi->back), "LAN Tx queues do not exist, nothing to disable\n");
} else if (status) {
- dev_err(ice_pf_to_dev(vsi->back), "Failed to disable LAN Tx queues, error: %s\n",
+ dev_dbg(ice_pf_to_dev(vsi->back), "Failed to disable LAN Tx queues, error: %s\n",
ice_stat_str(status));
return -ENODEV;
}
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index c9f82fd3cf48..69ce5d60a857 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -362,8 +362,7 @@ void ice_free_vfs(struct ice_pf *pf)
/* Avoid wait time by stopping all VFs at the same time */
ice_for_each_vf(pf, i)
- if (test_bit(ICE_VF_STATE_QS_ENA, pf->vf[i].vf_states))
- ice_dis_vf_qs(&pf->vf[i]);
+ ice_dis_vf_qs(&pf->vf[i]);
tmp = pf->num_alloc_vfs;
pf->num_qps_per_vf = 0;
@@ -1291,8 +1290,7 @@ bool ice_reset_vf(struct ice_vf *vf, bool is_vflr)
vsi = pf->vsi[vf->lan_vsi_idx];
- if (test_bit(ICE_VF_STATE_QS_ENA, vf->vf_states))
- ice_dis_vf_qs(vf);
+ ice_dis_vf_qs(vf);
/* Call Disable LAN Tx queue AQ whether or not queues are
* enabled. This is needed for successful completion of VFR.
@@ -3068,6 +3066,7 @@ ice_vc_add_mac_addr(struct ice_vf *vf, struct ice_vsi *vsi, u8 *mac_addr)
{
struct device *dev = ice_pf_to_dev(vf->pf);
enum ice_status status;
+ int ret = 0;
/* default unicast MAC already added */
if (ether_addr_equal(mac_addr, vf->dflt_lan_addr.addr))
@@ -3080,13 +3079,18 @@ ice_vc_add_mac_addr(struct ice_vf *vf, struct ice_vsi *vsi, u8 *mac_addr)
status = ice_fltr_add_mac(vsi, mac_addr, ICE_FWD_TO_VSI);
if (status == ICE_ERR_ALREADY_EXISTS) {
- dev_err(dev, "MAC %pM already exists for VF %d\n", mac_addr,
+ dev_dbg(dev, "MAC %pM already exists for VF %d\n", mac_addr,
vf->vf_id);
- return -EEXIST;
+ /* don't return since we might need to update
+ * the primary MAC in ice_vfhw_mac_add() below
+ */
+ ret = -EEXIST;
} else if (status) {
dev_err(dev, "Failed to add MAC %pM for VF %d\n, error %s\n",
mac_addr, vf->vf_id, ice_stat_str(status));
return -EIO;
+ } else {
+ vf->num_mac++;
}
/* Set the default LAN address to the latest unicast MAC address added
@@ -3096,9 +3100,7 @@ ice_vc_add_mac_addr(struct ice_vf *vf, struct ice_vsi *vsi, u8 *mac_addr)
if (is_unicast_ether_addr(mac_addr))
ether_addr_copy(vf->dflt_lan_addr.addr, mac_addr);
- vf->num_mac++;
-
- return 0;
+ return ret;
}
/**
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c
index 11c83a99b014..f469950c7265 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c
@@ -182,15 +182,21 @@ static int
nfp_bpf_check_mtu(struct nfp_app *app, struct net_device *netdev, int new_mtu)
{
struct nfp_net *nn = netdev_priv(netdev);
- unsigned int max_mtu;
+ struct nfp_bpf_vnic *bv;
+ struct bpf_prog *prog;
if (~nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF)
return 0;
- max_mtu = nn_readb(nn, NFP_NET_CFG_BPF_INL_MTU) * 64 - 32;
- if (new_mtu > max_mtu) {
- nn_info(nn, "BPF offload active, MTU over %u not supported\n",
- max_mtu);
+ if (nn->xdp_hw.prog) {
+ prog = nn->xdp_hw.prog;
+ } else {
+ bv = nn->app_priv;
+ prog = bv->tc_prog;
+ }
+
+ if (nfp_bpf_offload_check_mtu(nn, prog, new_mtu)) {
+ nn_info(nn, "BPF offload active, potential packet access beyond hardware packet boundary");
return -EBUSY;
}
return 0;
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.h b/drivers/net/ethernet/netronome/nfp/bpf/main.h
index fac9c6f9e197..c74620fcc539 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.h
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.h
@@ -560,6 +560,8 @@ bool nfp_is_subprog_start(struct nfp_insn_meta *meta);
void nfp_bpf_jit_prepare(struct nfp_prog *nfp_prog);
int nfp_bpf_jit(struct nfp_prog *prog);
bool nfp_bpf_supported_opcode(u8 code);
+bool nfp_bpf_offload_check_mtu(struct nfp_net *nn, struct bpf_prog *prog,
+ unsigned int mtu);
int nfp_verify_insn(struct bpf_verifier_env *env, int insn_idx,
int prev_insn_idx);
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/offload.c b/drivers/net/ethernet/netronome/nfp/bpf/offload.c
index 53851853562c..9d97cd281f18 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/offload.c
@@ -481,19 +481,28 @@ int nfp_bpf_event_output(struct nfp_app_bpf *bpf, const void *data,
return 0;
}
+bool nfp_bpf_offload_check_mtu(struct nfp_net *nn, struct bpf_prog *prog,
+ unsigned int mtu)
+{
+ unsigned int fw_mtu, pkt_off;
+
+ fw_mtu = nn_readb(nn, NFP_NET_CFG_BPF_INL_MTU) * 64 - 32;
+ pkt_off = min(prog->aux->max_pkt_offset, mtu);
+
+ return fw_mtu < pkt_off;
+}
+
static int
nfp_net_bpf_load(struct nfp_net *nn, struct bpf_prog *prog,
struct netlink_ext_ack *extack)
{
struct nfp_prog *nfp_prog = prog->aux->offload->dev_priv;
- unsigned int fw_mtu, pkt_off, max_stack, max_prog_len;
+ unsigned int max_stack, max_prog_len;
dma_addr_t dma_addr;
void *img;
int err;
- fw_mtu = nn_readb(nn, NFP_NET_CFG_BPF_INL_MTU) * 64 - 32;
- pkt_off = min(prog->aux->max_pkt_offset, nn->dp.netdev->mtu);
- if (fw_mtu < pkt_off) {
+ if (nfp_bpf_offload_check_mtu(nn, prog, nn->dp.netdev->mtu)) {
NL_SET_ERR_MSG_MOD(extack, "BPF offload not supported with potential packet access beyond HW packet split boundary");
return -EOPNOTSUPP;
}
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 30be18bac806..5eac3f494d9e 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -157,6 +157,7 @@ static const struct pci_device_id rtl8169_pci_tbl[] = {
{ PCI_VDEVICE(REALTEK, 0x8129) },
{ PCI_VDEVICE(REALTEK, 0x8136), RTL_CFG_NO_GBIT },
{ PCI_VDEVICE(REALTEK, 0x8161) },
+ { PCI_VDEVICE(REALTEK, 0x8162) },
{ PCI_VDEVICE(REALTEK, 0x8167) },
{ PCI_VDEVICE(REALTEK, 0x8168) },
{ PCI_VDEVICE(NCUBE, 0x8168) },
diff --git a/drivers/net/ethernet/sfc/mcdi_port_common.c b/drivers/net/ethernet/sfc/mcdi_port_common.c
index 4bd3ef8f3384..c4fe3c48ac46 100644
--- a/drivers/net/ethernet/sfc/mcdi_port_common.c
+++ b/drivers/net/ethernet/sfc/mcdi_port_common.c
@@ -132,16 +132,27 @@ void mcdi_to_ethtool_linkset(u32 media, u32 cap, unsigned long *linkset)
case MC_CMD_MEDIA_SFP_PLUS:
case MC_CMD_MEDIA_QSFP_PLUS:
SET_BIT(FIBRE);
- if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
+ if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN)) {
SET_BIT(1000baseT_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
- SET_BIT(10000baseT_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_40000FDX_LBN))
+ SET_BIT(1000baseX_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN)) {
+ SET_BIT(10000baseCR_Full);
+ SET_BIT(10000baseLR_Full);
+ SET_BIT(10000baseSR_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_40000FDX_LBN)) {
SET_BIT(40000baseCR4_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_100000FDX_LBN))
+ SET_BIT(40000baseSR4_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_100000FDX_LBN)) {
SET_BIT(100000baseCR4_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_25000FDX_LBN))
+ SET_BIT(100000baseSR4_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_25000FDX_LBN)) {
SET_BIT(25000baseCR_Full);
+ SET_BIT(25000baseSR_Full);
+ }
if (cap & (1 << MC_CMD_PHY_CAP_50000FDX_LBN))
SET_BIT(50000baseCR2_Full);
break;
@@ -192,15 +203,19 @@ u32 ethtool_linkset_to_mcdi_cap(const unsigned long *linkset)
result |= (1 << MC_CMD_PHY_CAP_100FDX_LBN);
if (TEST_BIT(1000baseT_Half))
result |= (1 << MC_CMD_PHY_CAP_1000HDX_LBN);
- if (TEST_BIT(1000baseT_Full) || TEST_BIT(1000baseKX_Full))
+ if (TEST_BIT(1000baseT_Full) || TEST_BIT(1000baseKX_Full) ||
+ TEST_BIT(1000baseX_Full))
result |= (1 << MC_CMD_PHY_CAP_1000FDX_LBN);
- if (TEST_BIT(10000baseT_Full) || TEST_BIT(10000baseKX4_Full))
+ if (TEST_BIT(10000baseT_Full) || TEST_BIT(10000baseKX4_Full) ||
+ TEST_BIT(10000baseCR_Full) || TEST_BIT(10000baseLR_Full) ||
+ TEST_BIT(10000baseSR_Full))
result |= (1 << MC_CMD_PHY_CAP_10000FDX_LBN);
- if (TEST_BIT(40000baseCR4_Full) || TEST_BIT(40000baseKR4_Full))
+ if (TEST_BIT(40000baseCR4_Full) || TEST_BIT(40000baseKR4_Full) ||
+ TEST_BIT(40000baseSR4_Full))
result |= (1 << MC_CMD_PHY_CAP_40000FDX_LBN);
- if (TEST_BIT(100000baseCR4_Full))
+ if (TEST_BIT(100000baseCR4_Full) || TEST_BIT(100000baseSR4_Full))
result |= (1 << MC_CMD_PHY_CAP_100000FDX_LBN);
- if (TEST_BIT(25000baseCR_Full))
+ if (TEST_BIT(25000baseCR_Full) || TEST_BIT(25000baseSR_Full))
result |= (1 << MC_CMD_PHY_CAP_25000FDX_LBN);
if (TEST_BIT(50000baseCR2_Full))
result |= (1 << MC_CMD_PHY_CAP_50000FDX_LBN);
diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
index a39c5143b386..797e51802ccb 100644
--- a/drivers/net/ethernet/sfc/ptp.c
+++ b/drivers/net/ethernet/sfc/ptp.c
@@ -648,7 +648,7 @@ static int efx_ptp_get_attributes(struct efx_nic *efx)
} else if (rc == -EINVAL) {
fmt = MC_CMD_PTP_OUT_GET_ATTRIBUTES_SECONDS_NANOSECONDS;
} else if (rc == -EPERM) {
- netif_info(efx, probe, efx->net_dev, "no PTP support\n");
+ pci_info(efx->pci_dev, "no PTP support\n");
return rc;
} else {
efx_mcdi_display_error(efx, MC_CMD_PTP, sizeof(inbuf),
@@ -824,7 +824,7 @@ static int efx_ptp_disable(struct efx_nic *efx)
* should only have been called during probe.
*/
if (rc == -ENOSYS || rc == -EPERM)
- netif_info(efx, probe, efx->net_dev, "no PTP support\n");
+ pci_info(efx->pci_dev, "no PTP support\n");
else if (rc)
efx_mcdi_display_error(efx, MC_CMD_PTP,
MC_CMD_PTP_IN_DISABLE_LEN,
diff --git a/drivers/net/ethernet/sfc/siena_sriov.c b/drivers/net/ethernet/sfc/siena_sriov.c
index 83dcfcae3d4b..441e7f3e5375 100644
--- a/drivers/net/ethernet/sfc/siena_sriov.c
+++ b/drivers/net/ethernet/sfc/siena_sriov.c
@@ -1057,7 +1057,7 @@ void efx_siena_sriov_probe(struct efx_nic *efx)
return;
if (efx_siena_sriov_cmd(efx, false, &efx->vi_scale, &count)) {
- netif_info(efx, probe, efx->net_dev, "no SR-IOV VFs probed\n");
+ pci_info(efx->pci_dev, "no SR-IOV VFs probed\n");
return;
}
if (count > 0 && count > max_vfs)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
index 639980306115..43165c662740 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
@@ -679,8 +679,6 @@ static int tc_setup_taprio(struct stmmac_priv *priv,
goto disable;
if (qopt->num_entries >= dep)
return -EINVAL;
- if (!qopt->base_time)
- return -ERANGE;
if (!qopt->cycle_time)
return -ERANGE;
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
index 03055c96f076..ad5293571af4 100644
--- a/drivers/net/ethernet/ti/davinci_emac.c
+++ b/drivers/net/ethernet/ti/davinci_emac.c
@@ -412,8 +412,20 @@ static int emac_set_coalesce(struct net_device *ndev,
u32 int_ctrl, num_interrupts = 0;
u32 prescale = 0, addnl_dvdr = 1, coal_intvl = 0;
- if (!coal->rx_coalesce_usecs)
- return -EINVAL;
+ if (!coal->rx_coalesce_usecs) {
+ priv->coal_intvl = 0;
+
+ switch (priv->version) {
+ case EMAC_VERSION_2:
+ emac_ctrl_write(EMAC_DM646X_CMINTCTRL, 0);
+ break;
+ default:
+ emac_ctrl_write(EMAC_CTRL_EWINTTCNT, 0);
+ break;
+ }
+
+ return 0;
+ }
coal_intvl = coal->rx_coalesce_usecs;
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index 7fe306e76281..db3a9b93d4db 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -76,7 +76,9 @@ static void ifb_ri_tasklet(unsigned long _txp)
while ((skb = __skb_dequeue(&txp->tq)) != NULL) {
skb->redirected = 0;
+#ifdef CONFIG_NET_CLS_ACT
skb->tc_skip_classify = 1;
+#endif
u64_stats_update_begin(&txp->tsync);
txp->tx_packets++;
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 69b20a466c61..92e94ac94a34 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -732,9 +732,9 @@ static int ksz9031_config_init(struct phy_device *phydev)
MII_KSZ9031RN_TX_DATA_PAD_SKEW, 4,
tx_data_skews, 4, &update);
- if (update && phydev->interface != PHY_INTERFACE_MODE_RGMII)
+ if (update && !phy_interface_is_rgmii(phydev))
phydev_warn(phydev,
- "*-skew-ps values should be used only with phy-mode = \"rgmii\"\n");
+ "*-skew-ps values should be used only with RGMII PHY modes\n");
/* Silicon Errata Sheet (DS80000691D or DS80000692D):
* When the device links in the 1000BASE-T slave mode only,
@@ -1216,8 +1216,9 @@ static struct phy_driver ksphy_driver[] = {
.get_sset_count = kszphy_get_sset_count,
.get_strings = kszphy_get_strings,
.get_stats = kszphy_get_stats,
- .suspend = genphy_suspend,
- .resume = genphy_resume,
+ /* No suspend/resume callbacks because of errata DS80000700A,
+ * receiver error following software power down.
+ */
}, {
.phy_id = PHY_ID_KSZ8041RNLI,
.phy_id_mask = MICREL_PHY_ID_MASK,
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 5ee7cde0c2e9..db7866b6f752 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -831,7 +831,12 @@ int phy_ethtool_ksettings_set(struct phy_device *phydev,
phydev->mdix_ctrl = cmd->base.eth_tp_mdix_ctrl;
/* Restart the PHY */
- _phy_start_aneg(phydev);
+ if (phy_is_started(phydev)) {
+ phydev->state = PHY_UP;
+ phy_trigger_machine(phydev);
+ } else {
+ _phy_start_aneg(phydev);
+ }
mutex_unlock(&phydev->lock);
return 0;
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 025c3246f339..899496f089d2 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -1610,7 +1610,7 @@ int phylink_ethtool_set_pauseparam(struct phylink *pl,
return -EOPNOTSUPP;
if (!phylink_test(pl->supported, Asym_Pause) &&
- !pause->autoneg && pause->rx_pause != pause->tx_pause)
+ pause->rx_pause != pause->tx_pause)
return -EINVAL;
pause_state = 0;
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 336504b7531d..932a39945cc6 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -3765,7 +3765,6 @@ vmxnet3_suspend(struct device *device)
vmxnet3_free_intr_resources(adapter);
netif_device_detach(netdev);
- netif_tx_stop_all_queues(netdev);
/* Create wake-up filters. */
pmConf = adapter->pm_conf;
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 2746f77745e4..71902706234c 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -34,6 +34,7 @@
#include <net/l3mdev.h>
#include <net/fib_rules.h>
#include <net/netns/generic.h>
+#include <net/netfilter/nf_conntrack.h>
#define DRV_NAME "vrf"
#define DRV_VERSION "1.1"
@@ -423,12 +424,26 @@ static int vrf_local_xmit(struct sk_buff *skb, struct net_device *dev,
return NETDEV_TX_OK;
}
+static void vrf_nf_set_untracked(struct sk_buff *skb)
+{
+ if (skb_get_nfct(skb) == 0)
+ nf_ct_set(skb, NULL, IP_CT_UNTRACKED);
+}
+
+static void vrf_nf_reset_ct(struct sk_buff *skb)
+{
+ if (skb_get_nfct(skb) == IP_CT_UNTRACKED)
+ nf_reset_ct(skb);
+}
+
#if IS_ENABLED(CONFIG_IPV6)
static int vrf_ip6_local_out(struct net *net, struct sock *sk,
struct sk_buff *skb)
{
int err;
+ vrf_nf_reset_ct(skb);
+
err = nf_hook(NFPROTO_IPV6, NF_INET_LOCAL_OUT, net,
sk, skb, NULL, skb_dst(skb)->dev, dst_output);
@@ -508,6 +523,8 @@ static int vrf_ip_local_out(struct net *net, struct sock *sk,
{
int err;
+ vrf_nf_reset_ct(skb);
+
err = nf_hook(NFPROTO_IPV4, NF_INET_LOCAL_OUT, net, sk,
skb, NULL, skb_dst(skb)->dev, dst_output);
if (likely(err == 1))
@@ -627,8 +644,7 @@ static void vrf_finish_direct(struct sk_buff *skb)
skb_pull(skb, ETH_HLEN);
}
- /* reset skb device */
- nf_reset_ct(skb);
+ vrf_nf_reset_ct(skb);
}
#if IS_ENABLED(CONFIG_IPV6)
@@ -642,7 +658,7 @@ static int vrf_finish_output6(struct net *net, struct sock *sk,
struct neighbour *neigh;
int ret;
- nf_reset_ct(skb);
+ vrf_nf_reset_ct(skb);
skb->protocol = htons(ETH_P_IPV6);
skb->dev = dev;
@@ -753,6 +769,8 @@ static struct sk_buff *vrf_ip6_out_direct(struct net_device *vrf_dev,
skb->dev = vrf_dev;
+ vrf_nf_set_untracked(skb);
+
err = nf_hook(NFPROTO_IPV6, NF_INET_LOCAL_OUT, net, sk,
skb, NULL, vrf_dev, vrf_ip6_out_direct_finish);
@@ -860,7 +878,7 @@ static int vrf_finish_output(struct net *net, struct sock *sk, struct sk_buff *s
bool is_v6gw = false;
int ret = -EINVAL;
- nf_reset_ct(skb);
+ vrf_nf_reset_ct(skb);
/* Be paranoid, rather than too clever. */
if (unlikely(skb_headroom(skb) < hh_len && dev->header_ops)) {
@@ -988,6 +1006,8 @@ static struct sk_buff *vrf_ip_out_direct(struct net_device *vrf_dev,
skb->dev = vrf_dev;
+ vrf_nf_set_untracked(skb);
+
err = nf_hook(NFPROTO_IPV4, NF_INET_LOCAL_OUT, net, sk,
skb, NULL, vrf_dev, vrf_ip_out_direct_finish);
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 36183fdfb7f0..b59d482d9c23 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -982,8 +982,12 @@ static void ath10k_mac_vif_beacon_cleanup(struct ath10k_vif *arvif)
ath10k_mac_vif_beacon_free(arvif);
if (arvif->beacon_buf) {
- dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN,
- arvif->beacon_buf, arvif->beacon_paddr);
+ if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL)
+ kfree(arvif->beacon_buf);
+ else
+ dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN,
+ arvif->beacon_buf,
+ arvif->beacon_paddr);
arvif->beacon_buf = NULL;
}
}
@@ -1037,7 +1041,7 @@ static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id)
arg.channel.min_power = 0;
arg.channel.max_power = channel->max_power * 2;
arg.channel.max_reg_power = channel->max_reg_power * 2;
- arg.channel.max_antenna_gain = channel->max_antenna_gain * 2;
+ arg.channel.max_antenna_gain = channel->max_antenna_gain;
reinit_completion(&ar->vdev_setup_done);
reinit_completion(&ar->vdev_delete_done);
@@ -1483,7 +1487,7 @@ static int ath10k_vdev_start_restart(struct ath10k_vif *arvif,
arg.channel.min_power = 0;
arg.channel.max_power = chandef->chan->max_power * 2;
arg.channel.max_reg_power = chandef->chan->max_reg_power * 2;
- arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain * 2;
+ arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain;
if (arvif->vdev_type == WMI_VDEV_TYPE_AP) {
arg.ssid = arvif->u.ap.ssid;
@@ -3254,7 +3258,7 @@ static int ath10k_update_channel_list(struct ath10k *ar)
ch->min_power = 0;
ch->max_power = channel->max_power * 2;
ch->max_reg_power = channel->max_reg_power * 2;
- ch->max_antenna_gain = channel->max_antenna_gain * 2;
+ ch->max_antenna_gain = channel->max_antenna_gain;
ch->reg_class_id = 0; /* FIXME */
/* FIXME: why use only legacy modes, why not any
@@ -5466,10 +5470,25 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
if (vif->type == NL80211_IFTYPE_ADHOC ||
vif->type == NL80211_IFTYPE_MESH_POINT ||
vif->type == NL80211_IFTYPE_AP) {
- arvif->beacon_buf = dma_alloc_coherent(ar->dev,
- IEEE80211_MAX_FRAME_LEN,
- &arvif->beacon_paddr,
- GFP_ATOMIC);
+ if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL) {
+ arvif->beacon_buf = kmalloc(IEEE80211_MAX_FRAME_LEN,
+ GFP_KERNEL);
+
+ /* Using a kernel pointer in place of a dma_addr_t
+ * token can lead to undefined behavior if that
+ * makes it into cache management functions. Use a
+ * known-invalid address token instead, which
+ * avoids the warning and makes it easier to catch
+ * bugs if it does end up getting used.
+ */
+ arvif->beacon_paddr = DMA_MAPPING_ERROR;
+ } else {
+ arvif->beacon_buf =
+ dma_alloc_coherent(ar->dev,
+ IEEE80211_MAX_FRAME_LEN,
+ &arvif->beacon_paddr,
+ GFP_ATOMIC);
+ }
if (!arvif->beacon_buf) {
ret = -ENOMEM;
ath10k_warn(ar, "failed to allocate beacon buffer: %d\n",
@@ -5684,8 +5703,12 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
err:
if (arvif->beacon_buf) {
- dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN,
- arvif->beacon_buf, arvif->beacon_paddr);
+ if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL)
+ kfree(arvif->beacon_buf);
+ else
+ dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN,
+ arvif->beacon_buf,
+ arvif->beacon_paddr);
arvif->beacon_buf = NULL;
}
diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c
index 81ddaafb6721..0fe639710a8b 100644
--- a/drivers/net/wireless/ath/ath10k/sdio.c
+++ b/drivers/net/wireless/ath/ath10k/sdio.c
@@ -1363,8 +1363,11 @@ static void ath10k_rx_indication_async_work(struct work_struct *work)
ep->ep_ops.ep_rx_complete(ar, skb);
}
- if (test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags))
+ if (test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags)) {
+ local_bh_disable();
napi_schedule(&ar->napi);
+ local_bh_enable();
+ }
}
static int ath10k_sdio_read_rtc_state(struct ath10k_sdio *ar_sdio, unsigned char *state)
diff --git a/drivers/net/wireless/ath/ath10k/usb.c b/drivers/net/wireless/ath/ath10k/usb.c
index 19b9c27e30e2..3d98f19c6ec8 100644
--- a/drivers/net/wireless/ath/ath10k/usb.c
+++ b/drivers/net/wireless/ath/ath10k/usb.c
@@ -525,7 +525,7 @@ static int ath10k_usb_submit_ctrl_in(struct ath10k *ar,
req,
USB_DIR_IN | USB_TYPE_VENDOR |
USB_RECIP_DEVICE, value, index, buf,
- size, 2 * HZ);
+ size, 2000);
if (ret < 0) {
ath10k_warn(ar, "Failed to read usb control message: %d\n",
@@ -853,6 +853,11 @@ static int ath10k_usb_setup_pipe_resources(struct ath10k *ar,
le16_to_cpu(endpoint->wMaxPacketSize),
endpoint->bInterval);
}
+
+ /* Ignore broken descriptors. */
+ if (usb_endpoint_maxp(endpoint) == 0)
+ continue;
+
urbcount = 0;
pipe_num =
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 37b53af760d7..85fe855ece09 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -2610,6 +2610,10 @@ int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb)
if (ieee80211_is_beacon(hdr->frame_control))
ath10k_mac_handle_beacon(ar, skb);
+ if (ieee80211_is_beacon(hdr->frame_control) ||
+ ieee80211_is_probe_resp(hdr->frame_control))
+ status->boottime_ns = ktime_get_boottime_ns();
+
ath10k_dbg(ar, ATH10K_DBG_MGMT,
"event mgmt rx skb %pK len %d ftype %02x stype %02x\n",
skb, skb->len,
diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index 66ecf09068c1..e244b7038e60 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -2066,7 +2066,9 @@ struct wmi_channel {
union {
__le32 reginfo1;
struct {
+ /* note: power unit is 1 dBm */
u8 antenna_max;
+ /* note: power unit is 0.5 dBm */
u8 max_tx_power;
} __packed;
} __packed;
@@ -2086,6 +2088,7 @@ struct wmi_channel_arg {
u32 min_power;
u32 max_power;
u32 max_reg_power;
+ /* note: power unit is 1 dBm */
u32 max_antenna_gain;
u32 reg_class_id;
enum wmi_phy_mode mode;
diff --git a/drivers/net/wireless/ath/ath11k/dbring.c b/drivers/net/wireless/ath/ath11k/dbring.c
index 5e1f5437b418..fd98ba5b1130 100644
--- a/drivers/net/wireless/ath/ath11k/dbring.c
+++ b/drivers/net/wireless/ath/ath11k/dbring.c
@@ -8,8 +8,7 @@
static int ath11k_dbring_bufs_replenish(struct ath11k *ar,
struct ath11k_dbring *ring,
- struct ath11k_dbring_element *buff,
- gfp_t gfp)
+ struct ath11k_dbring_element *buff)
{
struct ath11k_base *ab = ar->ab;
struct hal_srng *srng;
@@ -35,7 +34,7 @@ static int ath11k_dbring_bufs_replenish(struct ath11k *ar,
goto err;
spin_lock_bh(&ring->idr_lock);
- buf_id = idr_alloc(&ring->bufs_idr, buff, 0, ring->bufs_max, gfp);
+ buf_id = idr_alloc(&ring->bufs_idr, buff, 0, ring->bufs_max, GFP_ATOMIC);
spin_unlock_bh(&ring->idr_lock);
if (buf_id < 0) {
ret = -ENOBUFS;
@@ -72,8 +71,7 @@ static int ath11k_dbring_bufs_replenish(struct ath11k *ar,
}
static int ath11k_dbring_fill_bufs(struct ath11k *ar,
- struct ath11k_dbring *ring,
- gfp_t gfp)
+ struct ath11k_dbring *ring)
{
struct ath11k_dbring_element *buff;
struct hal_srng *srng;
@@ -92,11 +90,11 @@ static int ath11k_dbring_fill_bufs(struct ath11k *ar,
size = sizeof(*buff) + ring->buf_sz + align - 1;
while (num_remain > 0) {
- buff = kzalloc(size, gfp);
+ buff = kzalloc(size, GFP_ATOMIC);
if (!buff)
break;
- ret = ath11k_dbring_bufs_replenish(ar, ring, buff, gfp);
+ ret = ath11k_dbring_bufs_replenish(ar, ring, buff);
if (ret) {
ath11k_warn(ar->ab, "failed to replenish db ring num_remain %d req_ent %d\n",
num_remain, req_entries);
@@ -176,7 +174,7 @@ int ath11k_dbring_buf_setup(struct ath11k *ar,
ring->hp_addr = ath11k_hal_srng_get_hp_addr(ar->ab, srng);
ring->tp_addr = ath11k_hal_srng_get_tp_addr(ar->ab, srng);
- ret = ath11k_dbring_fill_bufs(ar, ring, GFP_KERNEL);
+ ret = ath11k_dbring_fill_bufs(ar, ring);
return ret;
}
@@ -322,7 +320,7 @@ int ath11k_dbring_buffer_release_event(struct ath11k_base *ab,
}
memset(buff, 0, size);
- ath11k_dbring_bufs_replenish(ar, ring, buff, GFP_ATOMIC);
+ ath11k_dbring_bufs_replenish(ar, ring, buff);
}
spin_unlock_bh(&srng->lock);
diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c
index 2bff8eb507d4..2e77dca6b1ad 100644
--- a/drivers/net/wireless/ath/ath11k/dp_rx.c
+++ b/drivers/net/wireless/ath/ath11k/dp_rx.c
@@ -2303,8 +2303,10 @@ static void ath11k_dp_rx_h_ppdu(struct ath11k *ar, struct hal_rx_desc *rx_desc,
channel_num = ath11k_dp_rx_h_msdu_start_freq(rx_desc);
center_freq = ath11k_dp_rx_h_msdu_start_freq(rx_desc) >> 16;
- if (center_freq >= 5935 && center_freq <= 7105) {
+ if (center_freq >= ATH11K_MIN_6G_FREQ &&
+ center_freq <= ATH11K_MAX_6G_FREQ) {
rx_status->band = NL80211_BAND_6GHZ;
+ rx_status->freq = center_freq;
} else if (channel_num >= 1 && channel_num <= 14) {
rx_status->band = NL80211_BAND_2GHZ;
} else if (channel_num >= 36 && channel_num <= 173) {
@@ -2322,8 +2324,9 @@ static void ath11k_dp_rx_h_ppdu(struct ath11k *ar, struct hal_rx_desc *rx_desc,
rx_desc, sizeof(struct hal_rx_desc));
}
- rx_status->freq = ieee80211_channel_to_frequency(channel_num,
- rx_status->band);
+ if (rx_status->band != NL80211_BAND_6GHZ)
+ rx_status->freq = ieee80211_channel_to_frequency(channel_num,
+ rx_status->band);
ath11k_dp_rx_h_rate(ar, rx_desc, rx_status);
}
@@ -3273,7 +3276,7 @@ static int ath11k_dp_rx_h_defrag_reo_reinject(struct ath11k *ar, struct dp_rx_ti
paddr = dma_map_single(ab->dev, defrag_skb->data,
defrag_skb->len + skb_tailroom(defrag_skb),
- DMA_FROM_DEVICE);
+ DMA_TO_DEVICE);
if (dma_mapping_error(ab->dev, paddr))
return -ENOMEM;
@@ -3338,7 +3341,7 @@ static int ath11k_dp_rx_h_defrag_reo_reinject(struct ath11k *ar, struct dp_rx_ti
spin_unlock_bh(&rx_refill_ring->idr_lock);
err_unmap_dma:
dma_unmap_single(ab->dev, paddr, defrag_skb->len + skb_tailroom(defrag_skb),
- DMA_FROM_DEVICE);
+ DMA_TO_DEVICE);
return ret;
}
diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 63d70aecbd0f..0924bc8b3520 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -6320,7 +6320,7 @@ static int __ath11k_mac_register(struct ath11k *ar)
ar->hw->wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MONITOR);
/* Apply the regd received during initialization */
- ret = ath11k_regd_update(ar, true);
+ ret = ath11k_regd_update(ar);
if (ret) {
ath11k_err(ar->ab, "ath11k regd update failed: %d\n", ret);
goto err_unregister_hw;
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index 2ae7c6bf091e..c842e275d1ad 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -2616,8 +2616,10 @@ static void ath11k_qmi_driver_event_work(struct work_struct *work)
list_del(&event->list);
spin_unlock(&qmi->event_lock);
- if (test_bit(ATH11K_FLAG_UNREGISTERING, &ab->dev_flags))
+ if (test_bit(ATH11K_FLAG_UNREGISTERING, &ab->dev_flags)) {
+ kfree(event);
return;
+ }
switch (event->type) {
case ATH11K_QMI_EVENT_SERVER_ARRIVE:
diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c
index 678d0885fcee..b8f9f3440887 100644
--- a/drivers/net/wireless/ath/ath11k/reg.c
+++ b/drivers/net/wireless/ath/ath11k/reg.c
@@ -198,7 +198,7 @@ static void ath11k_copy_regd(struct ieee80211_regdomain *regd_orig,
sizeof(struct ieee80211_reg_rule));
}
-int ath11k_regd_update(struct ath11k *ar, bool init)
+int ath11k_regd_update(struct ath11k *ar)
{
struct ieee80211_regdomain *regd, *regd_copy = NULL;
int ret, regd_len, pdev_id;
@@ -209,7 +209,10 @@ int ath11k_regd_update(struct ath11k *ar, bool init)
spin_lock_bh(&ab->base_lock);
- if (init) {
+ /* Prefer the latest regd update over default if it's available */
+ if (ab->new_regd[pdev_id]) {
+ regd = ab->new_regd[pdev_id];
+ } else {
/* Apply the regd received during init through
* WMI_REG_CHAN_LIST_CC event. In case of failure to
* receive the regd, initialize with a default world
@@ -222,8 +225,6 @@ int ath11k_regd_update(struct ath11k *ar, bool init)
"failed to receive default regd during init\n");
regd = (struct ieee80211_regdomain *)&ath11k_world_regd;
}
- } else {
- regd = ab->new_regd[pdev_id];
}
if (!regd) {
@@ -680,7 +681,7 @@ void ath11k_regd_update_work(struct work_struct *work)
regd_update_work);
int ret;
- ret = ath11k_regd_update(ar, false);
+ ret = ath11k_regd_update(ar);
if (ret) {
/* Firmware has already moved to the new regd. We need
* to maintain channel consistency across FW, Host driver
diff --git a/drivers/net/wireless/ath/ath11k/reg.h b/drivers/net/wireless/ath/ath11k/reg.h
index 39b7fc943541..7dbbba9fae1d 100644
--- a/drivers/net/wireless/ath/ath11k/reg.h
+++ b/drivers/net/wireless/ath/ath11k/reg.h
@@ -30,6 +30,6 @@ void ath11k_regd_update_work(struct work_struct *work);
struct ieee80211_regdomain *
ath11k_reg_build_regd(struct ath11k_base *ab,
struct cur_regulatory_info *reg_info, bool intersect);
-int ath11k_regd_update(struct ath11k *ar, bool init);
+int ath11k_regd_update(struct ath11k *ar);
int ath11k_reg_update_chan_list(struct ath11k *ar);
#endif
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index eca86225a341..74ebe8e7d1d8 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -1333,6 +1333,7 @@ int ath11k_wmi_pdev_bss_chan_info_request(struct ath11k *ar,
WMI_TAG_PDEV_BSS_CHAN_INFO_REQUEST) |
FIELD_PREP(WMI_TLV_LEN, sizeof(*cmd) - TLV_HDR_SIZE);
cmd->req_type = type;
+ cmd->pdev_id = ar->pdev->pdev_id;
ath11k_dbg(ar->ab, ATH11K_DBG_WMI,
"WMI bss chan info req type %d\n", type);
@@ -5361,6 +5362,17 @@ static int ath11k_reg_chan_list_event(struct ath11k_base *ab, struct sk_buff *sk
pdev_idx = reg_info->phy_id;
+ /* Avoid default reg rule updates sent during FW recovery if
+ * it is already available
+ */
+ spin_lock(&ab->base_lock);
+ if (test_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags) &&
+ ab->default_regd[pdev_idx]) {
+ spin_unlock(&ab->base_lock);
+ goto mem_free;
+ }
+ spin_unlock(&ab->base_lock);
+
if (pdev_idx >= ab->num_radios) {
/* Process the event for phy0 only if single_pdev_only
* is true. If pdev_idx is valid but not 0, discard the
@@ -5398,10 +5410,10 @@ static int ath11k_reg_chan_list_event(struct ath11k_base *ab, struct sk_buff *sk
}
spin_lock(&ab->base_lock);
- if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) {
- /* Once mac is registered, ar is valid and all CC events from
- * fw is considered to be received due to user requests
- * currently.
+ if (ab->default_regd[pdev_idx]) {
+ /* The initial rules from FW after WMI Init is to build
+ * the default regd. From then on, any rules updated for
+ * the pdev could be due to user reg changes.
* Free previously built regd before assigning the newly
* generated regd to ar. NULL pointer handling will be
* taken care by kfree itself.
@@ -5411,13 +5423,9 @@ static int ath11k_reg_chan_list_event(struct ath11k_base *ab, struct sk_buff *sk
ab->new_regd[pdev_idx] = regd;
ieee80211_queue_work(ar->hw, &ar->regd_update_work);
} else {
- /* Multiple events for the same *ar is not expected. But we
- * can still clear any previously stored default_regd if we
- * are receiving this event for the same radio by mistake.
- * NULL pointer handling will be taken care by kfree itself.
+ /* This regd would be applied during mac registration and is
+ * held constant throughout for regd intersection purpose
*/
- kfree(ab->default_regd[pdev_idx]);
- /* This regd would be applied during mac registration */
ab->default_regd[pdev_idx] = regd;
}
ab->dfs_region = reg_info->dfs_region;
@@ -5660,8 +5668,10 @@ static void ath11k_mgmt_rx_event(struct ath11k_base *ab, struct sk_buff *skb)
if (rx_ev.status & WMI_RX_STATUS_ERR_MIC)
status->flag |= RX_FLAG_MMIC_ERROR;
- if (rx_ev.chan_freq >= ATH11K_MIN_6G_FREQ) {
+ if (rx_ev.chan_freq >= ATH11K_MIN_6G_FREQ &&
+ rx_ev.chan_freq <= ATH11K_MAX_6G_FREQ) {
status->band = NL80211_BAND_6GHZ;
+ status->freq = rx_ev.chan_freq;
} else if (rx_ev.channel >= 1 && rx_ev.channel <= 14) {
status->band = NL80211_BAND_2GHZ;
} else if (rx_ev.channel >= 36 && rx_ev.channel <= ATH11K_MAX_5G_CHAN) {
@@ -5682,8 +5692,10 @@ static void ath11k_mgmt_rx_event(struct ath11k_base *ab, struct sk_buff *skb)
sband = &ar->mac.sbands[status->band];
- status->freq = ieee80211_channel_to_frequency(rx_ev.channel,
- status->band);
+ if (status->band != NL80211_BAND_6GHZ)
+ status->freq = ieee80211_channel_to_frequency(rx_ev.channel,
+ status->band);
+
status->signal = rx_ev.snr + ATH11K_DEFAULT_NOISE_FLOOR;
status->rate_idx = ath11k_mac_bitrate_to_idx(sband, rx_ev.rate / 100);
@@ -5844,6 +5856,8 @@ static void ath11k_scan_event(struct ath11k_base *ab, struct sk_buff *skb)
ath11k_wmi_event_scan_start_failed(ar);
break;
case WMI_SCAN_EVENT_DEQUEUED:
+ __ath11k_mac_scan_finish(ar);
+ break;
case WMI_SCAN_EVENT_PREEMPTED:
case WMI_SCAN_EVENT_RESTARTED:
case WMI_SCAN_EVENT_FOREIGN_CHAN_EXIT:
diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h
index 5a32ba0eb4f5..c47adaab7918 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.h
+++ b/drivers/net/wireless/ath/ath11k/wmi.h
@@ -2935,6 +2935,7 @@ struct wmi_pdev_bss_chan_info_req_cmd {
u32 tlv_header;
/* ref wmi_bss_chan_info_req_type */
u32 req_type;
+ u32 pdev_id;
} __packed;
struct wmi_ap_ps_peer_cmd {
@@ -4028,7 +4029,6 @@ struct wmi_vdev_stopped_event {
} __packed;
struct wmi_pdev_bss_chan_info_event {
- u32 pdev_id;
u32 freq; /* Units in MHz */
u32 noise_floor; /* units are dBm */
/* rx clear - how often the channel was unused */
@@ -4046,6 +4046,7 @@ struct wmi_pdev_bss_chan_info_event {
/*rx_cycle cnt for my bss in 64bits format */
u32 rx_bss_cycle_count_low;
u32 rx_bss_cycle_count_high;
+ u32 pdev_id;
} __packed;
#define WMI_VDEV_INSTALL_KEY_COMPL_STATUS_SUCCESS 0
diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c
index 5372e948e761..aba70f35e574 100644
--- a/drivers/net/wireless/ath/ath6kl/usb.c
+++ b/drivers/net/wireless/ath/ath6kl/usb.c
@@ -340,6 +340,11 @@ static int ath6kl_usb_setup_pipe_resources(struct ath6kl_usb *ar_usb)
le16_to_cpu(endpoint->wMaxPacketSize),
endpoint->bInterval);
}
+
+ /* Ignore broken descriptors. */
+ if (usb_endpoint_maxp(endpoint) == 0)
+ continue;
+
urbcount = 0;
pipe_num =
@@ -907,7 +912,7 @@ static int ath6kl_usb_submit_ctrl_in(struct ath6kl_usb *ar_usb,
req,
USB_DIR_IN | USB_TYPE_VENDOR |
USB_RECIP_DEVICE, value, index, buf,
- size, 2 * HZ);
+ size, 2000);
if (ret < 0) {
ath6kl_warn("Failed to read usb control message: %d\n", ret);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 5739c1dbf166..af367696fd92 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -533,8 +533,10 @@ irqreturn_t ath_isr(int irq, void *dev)
ath9k_debug_sync_cause(sc, sync_cause);
status &= ah->imask; /* discard unasked-for bits */
- if (test_bit(ATH_OP_HW_RESET, &common->op_flags))
+ if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) {
+ ath9k_hw_kill_interrupts(sc->sc_ah);
return IRQ_HANDLED;
+ }
/*
* If there are no status bits set, then this interrupt was not
diff --git a/drivers/net/wireless/ath/dfs_pattern_detector.c b/drivers/net/wireless/ath/dfs_pattern_detector.c
index 0813473793df..87369073098c 100644
--- a/drivers/net/wireless/ath/dfs_pattern_detector.c
+++ b/drivers/net/wireless/ath/dfs_pattern_detector.c
@@ -182,10 +182,12 @@ static void channel_detector_exit(struct dfs_pattern_detector *dpd,
if (cd == NULL)
return;
list_del(&cd->head);
- for (i = 0; i < dpd->num_radar_types; i++) {
- struct pri_detector *de = cd->detectors[i];
- if (de != NULL)
- de->exit(de);
+ if (cd->detectors) {
+ for (i = 0; i < dpd->num_radar_types; i++) {
+ struct pri_detector *de = cd->detectors[i];
+ if (de != NULL)
+ de->exit(de);
+ }
}
kfree(cd->detectors);
kfree(cd);
diff --git a/drivers/net/wireless/ath/wcn36xx/dxe.c b/drivers/net/wireless/ath/wcn36xx/dxe.c
index 63079231e48e..cf4eb0fb2815 100644
--- a/drivers/net/wireless/ath/wcn36xx/dxe.c
+++ b/drivers/net/wireless/ath/wcn36xx/dxe.c
@@ -403,8 +403,21 @@ static void reap_tx_dxes(struct wcn36xx *wcn, struct wcn36xx_dxe_ch *ch)
dma_unmap_single(wcn->dev, ctl->desc->src_addr_l,
ctl->skb->len, DMA_TO_DEVICE);
info = IEEE80211_SKB_CB(ctl->skb);
- if (!(info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS)) {
- /* Keep frame until TX status comes */
+ if (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) {
+ if (info->flags & IEEE80211_TX_CTL_NO_ACK) {
+ info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED;
+ ieee80211_tx_status_irqsafe(wcn->hw, ctl->skb);
+ } else {
+ /* Wait for the TX ack indication or timeout... */
+ spin_lock(&wcn->dxe_lock);
+ if (WARN_ON(wcn->tx_ack_skb))
+ ieee80211_free_txskb(wcn->hw, wcn->tx_ack_skb);
+ wcn->tx_ack_skb = ctl->skb; /* Tracking ref */
+ mod_timer(&wcn->tx_ack_timer, jiffies + HZ / 10);
+ spin_unlock(&wcn->dxe_lock);
+ }
+ /* do not free, ownership transferred to mac80211 status cb */
+ } else {
ieee80211_free_txskb(wcn->hw, ctl->skb);
}
@@ -426,7 +439,6 @@ static irqreturn_t wcn36xx_irq_tx_complete(int irq, void *dev)
{
struct wcn36xx *wcn = (struct wcn36xx *)dev;
int int_src, int_reason;
- bool transmitted = false;
wcn36xx_dxe_read_register(wcn, WCN36XX_DXE_INT_SRC_RAW_REG, &int_src);
@@ -466,7 +478,6 @@ static irqreturn_t wcn36xx_irq_tx_complete(int irq, void *dev)
if (int_reason & (WCN36XX_CH_STAT_INT_DONE_MASK |
WCN36XX_CH_STAT_INT_ED_MASK)) {
reap_tx_dxes(wcn, &wcn->dxe_tx_h_ch);
- transmitted = true;
}
}
@@ -479,7 +490,6 @@ static irqreturn_t wcn36xx_irq_tx_complete(int irq, void *dev)
WCN36XX_DXE_0_INT_CLR,
WCN36XX_INT_MASK_CHAN_TX_L);
-
if (int_reason & WCN36XX_CH_STAT_INT_ERR_MASK ) {
wcn36xx_dxe_write_register(wcn,
WCN36XX_DXE_0_INT_ERR_CLR,
@@ -507,25 +517,8 @@ static irqreturn_t wcn36xx_irq_tx_complete(int irq, void *dev)
if (int_reason & (WCN36XX_CH_STAT_INT_DONE_MASK |
WCN36XX_CH_STAT_INT_ED_MASK)) {
reap_tx_dxes(wcn, &wcn->dxe_tx_l_ch);
- transmitted = true;
- }
- }
-
- spin_lock(&wcn->dxe_lock);
- if (wcn->tx_ack_skb && transmitted) {
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(wcn->tx_ack_skb);
-
- /* TX complete, no need to wait for 802.11 ack indication */
- if (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS &&
- info->flags & IEEE80211_TX_CTL_NO_ACK) {
- info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED;
- del_timer(&wcn->tx_ack_timer);
- ieee80211_tx_status_irqsafe(wcn->hw, wcn->tx_ack_skb);
- wcn->tx_ack_skb = NULL;
- ieee80211_wake_queues(wcn->hw);
}
}
- spin_unlock(&wcn->dxe_lock);
return IRQ_HANDLED;
}
@@ -613,6 +606,10 @@ static int wcn36xx_rx_handle_packets(struct wcn36xx *wcn,
dxe = ctl->desc;
while (!(READ_ONCE(dxe->ctrl) & WCN36xx_DXE_CTRL_VLD)) {
+ /* do not read until we own DMA descriptor */
+ dma_rmb();
+
+ /* read/modify DMA descriptor */
skb = ctl->skb;
dma_addr = dxe->dst_addr_l;
ret = wcn36xx_dxe_fill_skb(wcn->dev, ctl, GFP_ATOMIC);
@@ -623,9 +620,15 @@ static int wcn36xx_rx_handle_packets(struct wcn36xx *wcn,
dma_unmap_single(wcn->dev, dma_addr, WCN36XX_PKT_SIZE,
DMA_FROM_DEVICE);
wcn36xx_rx_skb(wcn, skb);
- } /* else keep old skb not submitted and use it for rx DMA */
+ }
+ /* else keep old skb not submitted and reuse it for rx DMA
+ * (dropping the packet that it contained)
+ */
+ /* flush descriptor changes before re-marking as valid */
+ dma_wmb();
dxe->ctrl = ctrl;
+
ctl = ctl->next;
dxe = ctl->desc;
}
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c
index 43be20baab35..629ddfd74da1 100644
--- a/drivers/net/wireless/ath/wcn36xx/main.c
+++ b/drivers/net/wireless/ath/wcn36xx/main.c
@@ -134,7 +134,9 @@ static struct ieee80211_supported_band wcn_band_2ghz = {
.cap = IEEE80211_HT_CAP_GRN_FLD |
IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_DSSSCCK40 |
- IEEE80211_HT_CAP_LSIG_TXOP_PROT,
+ IEEE80211_HT_CAP_LSIG_TXOP_PROT |
+ IEEE80211_HT_CAP_SGI_40 |
+ IEEE80211_HT_CAP_SUP_WIDTH_20_40,
.ht_supported = true,
.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K,
.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
@@ -566,12 +568,14 @@ static int wcn36xx_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (IEEE80211_KEY_FLAG_PAIRWISE & key_conf->flags) {
sta_priv->is_data_encrypted = true;
/* Reconfigure bss with encrypt_type */
- if (NL80211_IFTYPE_STATION == vif->type)
+ if (NL80211_IFTYPE_STATION == vif->type) {
wcn36xx_smd_config_bss(wcn,
vif,
sta,
sta->addr,
true);
+ wcn36xx_smd_config_sta(wcn, vif, sta);
+ }
wcn36xx_smd_set_stakey(wcn,
vif_priv->encrypt_type,
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
index 766400f7b61c..3793907ace92 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.c
+++ b/drivers/net/wireless/ath/wcn36xx/smd.c
@@ -2632,30 +2632,52 @@ static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn,
size_t len)
{
struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf;
- struct wcn36xx_vif *tmp;
+ struct wcn36xx_vif *vif_priv;
+ struct ieee80211_vif *vif;
+ struct ieee80211_bss_conf *bss_conf;
struct ieee80211_sta *sta;
+ bool found = false;
if (len != sizeof(*rsp)) {
wcn36xx_warn("Corrupted delete sta indication\n");
return -EIO;
}
- wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d\n",
- rsp->addr2, rsp->sta_id);
+ wcn36xx_dbg(WCN36XX_DBG_HAL,
+ "delete station indication %pM index %d reason %d\n",
+ rsp->addr2, rsp->sta_id, rsp->reason_code);
- list_for_each_entry(tmp, &wcn->vif_list, list) {
+ list_for_each_entry(vif_priv, &wcn->vif_list, list) {
rcu_read_lock();
- sta = ieee80211_find_sta(wcn36xx_priv_to_vif(tmp), rsp->addr2);
- if (sta)
- ieee80211_report_low_ack(sta, 0);
+ vif = wcn36xx_priv_to_vif(vif_priv);
+
+ if (vif->type == NL80211_IFTYPE_STATION) {
+ /* We could call ieee80211_find_sta too, but checking
+ * bss_conf is clearer.
+ */
+ bss_conf = &vif->bss_conf;
+ if (vif_priv->sta_assoc &&
+ !memcmp(bss_conf->bssid, rsp->addr2, ETH_ALEN)) {
+ found = true;
+ wcn36xx_dbg(WCN36XX_DBG_HAL,
+ "connection loss bss_index %d\n",
+ vif_priv->bss_index);
+ ieee80211_connection_loss(vif);
+ }
+ } else {
+ sta = ieee80211_find_sta(vif, rsp->addr2);
+ if (sta) {
+ found = true;
+ ieee80211_report_low_ack(sta, 0);
+ }
+ }
+
rcu_read_unlock();
- if (sta)
+ if (found)
return 0;
}
- wcn36xx_warn("STA with addr %pM and index %d not found\n",
- rsp->addr2,
- rsp->sta_id);
+ wcn36xx_warn("BSS or STA with addr %pM not found\n", rsp->addr2);
return -ENOENT;
}
diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.c b/drivers/net/wireless/ath/wcn36xx/txrx.c
index cab196bb38cd..bbd7194c82e2 100644
--- a/drivers/net/wireless/ath/wcn36xx/txrx.c
+++ b/drivers/net/wireless/ath/wcn36xx/txrx.c
@@ -31,6 +31,13 @@ struct wcn36xx_rate {
enum rate_info_bw bw;
};
+/* Buffer descriptor rx_ch field is limited to 5-bit (4+1), a mapping is used
+ * for 11A Channels.
+ */
+static const u8 ab_rx_ch_map[] = { 36, 40, 44, 48, 52, 56, 60, 64, 100, 104,
+ 108, 112, 116, 120, 124, 128, 132, 136, 140,
+ 149, 153, 157, 161, 165, 144 };
+
static const struct wcn36xx_rate wcn36xx_rate_table[] = {
/* 11b rates */
{ 10, 0, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
@@ -291,6 +298,22 @@ 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)) {
@@ -321,8 +344,6 @@ static void wcn36xx_set_tx_pdu(struct wcn36xx_tx_bd *bd,
bd->pdu.mpdu_header_off;
bd->pdu.mpdu_len = len;
bd->pdu.tid = tid;
- /* Use seq number generated by mac80211 */
- bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_HOST;
}
static inline struct wcn36xx_vif *get_vif_by_addr(struct wcn36xx *wcn,
@@ -419,6 +440,9 @@ static void wcn36xx_set_tx_data(struct wcn36xx_tx_bd *bd,
tid = ieee80211_get_tid(hdr);
/* TID->QID is one-to-one mapping */
bd->queue_id = tid;
+ bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_QOS;
+ } else {
+ bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_NON_QOS;
}
if (info->flags & IEEE80211_TX_INTFL_DONT_ENCRYPT ||
@@ -429,6 +453,9 @@ static void wcn36xx_set_tx_data(struct wcn36xx_tx_bd *bd,
if (ieee80211_is_any_nullfunc(hdr->frame_control)) {
/* Don't use a regular queue for null packet (no ampdu) */
bd->queue_id = WCN36XX_TX_U_WQ_ID;
+ bd->bd_rate = WCN36XX_BD_RATE_CTRL;
+ if (ieee80211_is_qos_nullfunc(hdr->frame_control))
+ bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_HOST;
}
if (bcast) {
@@ -488,6 +515,8 @@ static void wcn36xx_set_tx_mgmt(struct wcn36xx_tx_bd *bd,
bd->queue_id = WCN36XX_TX_U_WQ_ID;
*vif_priv = __vif_priv;
+ bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_NON_QOS;
+
wcn36xx_set_tx_pdu(bd,
ieee80211_is_data_qos(hdr->frame_control) ?
sizeof(struct ieee80211_qos_hdr) :
@@ -502,10 +531,11 @@ int wcn36xx_start_tx(struct wcn36xx *wcn,
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct wcn36xx_vif *vif_priv = NULL;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- unsigned long flags;
bool is_low = ieee80211_is_data(hdr->frame_control);
bool bcast = is_broadcast_ether_addr(hdr->addr1) ||
is_multicast_ether_addr(hdr->addr1);
+ bool ack_ind = (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) &&
+ !(info->flags & IEEE80211_TX_CTL_NO_ACK);
struct wcn36xx_tx_bd bd;
int ret;
@@ -521,30 +551,16 @@ int wcn36xx_start_tx(struct wcn36xx *wcn,
bd.dpu_rf = WCN36XX_BMU_WQ_TX;
- if (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) {
+ if (unlikely(ack_ind)) {
wcn36xx_dbg(WCN36XX_DBG_DXE, "TX_ACK status requested\n");
- spin_lock_irqsave(&wcn->dxe_lock, flags);
- if (wcn->tx_ack_skb) {
- spin_unlock_irqrestore(&wcn->dxe_lock, flags);
- wcn36xx_warn("tx_ack_skb already set\n");
- return -EINVAL;
- }
-
- wcn->tx_ack_skb = skb;
- spin_unlock_irqrestore(&wcn->dxe_lock, flags);
-
/* Only one at a time is supported by fw. Stop the TX queues
* until the ack status gets back.
*/
ieee80211_stop_queues(wcn->hw);
- /* TX watchdog if no TX irq or ack indication received */
- mod_timer(&wcn->tx_ack_timer, jiffies + HZ / 10);
-
/* Request ack indication from the firmware */
- if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
- bd.tx_comp = 1;
+ bd.tx_comp = 1;
}
/* Data frames served first*/
@@ -558,14 +574,8 @@ int wcn36xx_start_tx(struct wcn36xx *wcn,
bd.tx_bd_sign = 0xbdbdbdbd;
ret = wcn36xx_dxe_tx_frame(wcn, vif_priv, &bd, skb, is_low);
- if (ret && (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS)) {
- /* If the skb has not been transmitted,
- * don't keep a reference to it.
- */
- spin_lock_irqsave(&wcn->dxe_lock, flags);
- wcn->tx_ack_skb = NULL;
- spin_unlock_irqrestore(&wcn->dxe_lock, flags);
-
+ if (unlikely(ret && ack_ind)) {
+ /* If the skb has not been transmitted, resume TX queue */
ieee80211_wake_queues(wcn->hw);
}
diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.h b/drivers/net/wireless/ath/wcn36xx/txrx.h
index 032216e82b2b..b54311ffde9c 100644
--- a/drivers/net/wireless/ath/wcn36xx/txrx.h
+++ b/drivers/net/wireless/ath/wcn36xx/txrx.h
@@ -110,7 +110,8 @@ struct wcn36xx_rx_bd {
/* 0x44 */
u32 exp_seq_num:12;
u32 cur_seq_num:12;
- u32 fr_type_subtype:8;
+ u32 rf_band:2;
+ u32 fr_type_subtype:6;
/* 0x48 */
u32 msdu_size:16;
diff --git a/drivers/net/wireless/broadcom/b43/phy_g.c b/drivers/net/wireless/broadcom/b43/phy_g.c
index d5a1a5c58236..ac72ca39e409 100644
--- a/drivers/net/wireless/broadcom/b43/phy_g.c
+++ b/drivers/net/wireless/broadcom/b43/phy_g.c
@@ -2297,7 +2297,7 @@ static u8 b43_gphy_aci_scan(struct b43_wldev *dev)
b43_phy_mask(dev, B43_PHY_G_CRS, 0x7FFF);
b43_set_all_gains(dev, 3, 8, 1);
- start = (channel - 5 > 0) ? channel - 5 : 1;
+ start = (channel > 5) ? channel - 5 : 1;
end = (channel + 5 < 14) ? channel + 5 : 13;
for (i = start; i <= end; i++) {
diff --git a/drivers/net/wireless/broadcom/b43legacy/radio.c b/drivers/net/wireless/broadcom/b43legacy/radio.c
index 06891b4f837b..fdf78c10a05c 100644
--- a/drivers/net/wireless/broadcom/b43legacy/radio.c
+++ b/drivers/net/wireless/broadcom/b43legacy/radio.c
@@ -283,7 +283,7 @@ u8 b43legacy_radio_aci_scan(struct b43legacy_wldev *dev)
& 0x7FFF);
b43legacy_set_all_gains(dev, 3, 8, 1);
- start = (channel - 5 > 0) ? channel - 5 : 1;
+ start = (channel > 5) ? channel - 5 : 1;
end = (channel + 5 < 14) ? channel + 5 : 13;
for (i = start; i <= end; i++) {
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
index 6d5188b78f2d..0af452dca766 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
@@ -75,6 +75,16 @@ static const struct dmi_system_id dmi_platform_data[] = {
},
.driver_data = (void *)&acepc_t8_data,
},
+ {
+ /* Cyberbook T116 rugged tablet */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "20170531"),
+ },
+ /* The factory image nvram file is identical to the ACEPC T8 one */
+ .driver_data = (void *)&acepc_t8_data,
+ },
{
/* Match for the GPDwin which unfortunately uses somewhat
* generic dmi strings, which is why we test for 4 strings.
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
index 3123036978a5..caf38ef64d3c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
@@ -741,6 +741,9 @@ bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm)
lockdep_assert_held(&mvm->mutex);
+ if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM)
+ return false;
+
if (num_of_ant(iwl_mvm_get_valid_rx_ant(mvm)) == 1)
return false;
diff --git a/drivers/net/wireless/marvell/libertas/if_usb.c b/drivers/net/wireless/marvell/libertas/if_usb.c
index 20436a289d5c..5d6dc1dd050d 100644
--- a/drivers/net/wireless/marvell/libertas/if_usb.c
+++ b/drivers/net/wireless/marvell/libertas/if_usb.c
@@ -292,6 +292,7 @@ static int if_usb_probe(struct usb_interface *intf,
if_usb_reset_device(cardp);
dealloc:
if_usb_free(cardp);
+ kfree(cardp);
error:
return r;
@@ -316,6 +317,7 @@ static void if_usb_disconnect(struct usb_interface *intf)
/* Unlink and free urb */
if_usb_free(cardp);
+ kfree(cardp);
usb_set_intfdata(intf, NULL);
usb_put_dev(interface_to_usbdev(intf));
diff --git a/drivers/net/wireless/marvell/libertas_tf/if_usb.c b/drivers/net/wireless/marvell/libertas_tf/if_usb.c
index a92916dc81a9..ecce8b56f8a2 100644
--- a/drivers/net/wireless/marvell/libertas_tf/if_usb.c
+++ b/drivers/net/wireless/marvell/libertas_tf/if_usb.c
@@ -230,6 +230,7 @@ static int if_usb_probe(struct usb_interface *intf,
dealloc:
if_usb_free(cardp);
+ kfree(cardp);
error:
lbtf_deb_leave(LBTF_DEB_MAIN);
return -ENOMEM;
@@ -254,6 +255,7 @@ static void if_usb_disconnect(struct usb_interface *intf)
/* Unlink and free urb */
if_usb_free(cardp);
+ kfree(cardp);
usb_set_intfdata(intf, NULL);
usb_put_dev(interface_to_usbdev(intf));
diff --git a/drivers/net/wireless/marvell/mwifiex/11n.c b/drivers/net/wireless/marvell/mwifiex/11n.c
index 6696bce56178..cf08a4af84d6 100644
--- a/drivers/net/wireless/marvell/mwifiex/11n.c
+++ b/drivers/net/wireless/marvell/mwifiex/11n.c
@@ -657,14 +657,15 @@ int mwifiex_send_delba(struct mwifiex_private *priv, int tid, u8 *peer_mac,
uint16_t del_ba_param_set;
memset(&delba, 0, sizeof(delba));
- delba.del_ba_param_set = cpu_to_le16(tid << DELBA_TID_POS);
- del_ba_param_set = le16_to_cpu(delba.del_ba_param_set);
+ del_ba_param_set = tid << DELBA_TID_POS;
+
if (initiator)
del_ba_param_set |= IEEE80211_DELBA_PARAM_INITIATOR_MASK;
else
del_ba_param_set &= ~IEEE80211_DELBA_PARAM_INITIATOR_MASK;
+ delba.del_ba_param_set = cpu_to_le16(del_ba_param_set);
memcpy(&delba.peer_mac_addr, peer_mac, ETH_ALEN);
/* We don't wait for the response of this command */
diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
index a6b9dc6700b1..3d1b5d3d295a 100644
--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
@@ -908,16 +908,20 @@ mwifiex_init_new_priv_params(struct mwifiex_private *priv,
switch (type) {
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_ADHOC:
- priv->bss_role = MWIFIEX_BSS_ROLE_STA;
+ priv->bss_role = MWIFIEX_BSS_ROLE_STA;
+ priv->bss_type = MWIFIEX_BSS_TYPE_STA;
break;
case NL80211_IFTYPE_P2P_CLIENT:
- priv->bss_role = MWIFIEX_BSS_ROLE_STA;
+ priv->bss_role = MWIFIEX_BSS_ROLE_STA;
+ priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
break;
case NL80211_IFTYPE_P2P_GO:
- priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
+ priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
+ priv->bss_type = MWIFIEX_BSS_TYPE_P2P;
break;
case NL80211_IFTYPE_AP:
priv->bss_role = MWIFIEX_BSS_ROLE_UAP;
+ priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
break;
default:
mwifiex_dbg(adapter, ERROR,
@@ -1229,29 +1233,15 @@ mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_P2P_GO:
+ if (mwifiex_cfg80211_deinit_p2p(priv))
+ return -EFAULT;
+
switch (type) {
- case NL80211_IFTYPE_STATION:
- if (mwifiex_cfg80211_deinit_p2p(priv))
- return -EFAULT;
- priv->adapter->curr_iface_comb.p2p_intf--;
- priv->adapter->curr_iface_comb.sta_intf++;
- dev->ieee80211_ptr->iftype = type;
- if (mwifiex_deinit_priv_params(priv))
- return -1;
- if (mwifiex_init_new_priv_params(priv, dev, type))
- return -1;
- if (mwifiex_sta_init_cmd(priv, false, false))
- return -1;
- break;
case NL80211_IFTYPE_ADHOC:
- if (mwifiex_cfg80211_deinit_p2p(priv))
- return -EFAULT;
+ case NL80211_IFTYPE_STATION:
return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype,
type, params);
- break;
case NL80211_IFTYPE_AP:
- if (mwifiex_cfg80211_deinit_p2p(priv))
- return -EFAULT;
return mwifiex_change_vif_to_ap(dev, curr_iftype, type,
params);
case NL80211_IFTYPE_UNSPECIFIED:
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
index b2de8d03c5fa..7c137eba8cda 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
@@ -17,6 +17,7 @@
* this warranty disclaimer.
*/
+#include <linux/iopoll.h>
#include <linux/firmware.h>
#include "decl.h"
@@ -637,11 +638,15 @@ static void mwifiex_delay_for_sleep_cookie(struct mwifiex_adapter *adapter,
"max count reached while accessing sleep cookie\n");
}
+#define N_WAKEUP_TRIES_SHORT_INTERVAL 15
+#define N_WAKEUP_TRIES_LONG_INTERVAL 35
+
/* This function wakes up the card by reading fw_status register. */
static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter)
{
struct pcie_service_card *card = adapter->card;
const struct mwifiex_pcie_card_reg *reg = card->pcie.reg;
+ int retval;
mwifiex_dbg(adapter, EVENT,
"event: Wakeup device...\n");
@@ -649,11 +654,24 @@ static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter)
if (reg->sleep_cookie)
mwifiex_pcie_dev_wakeup_delay(adapter);
- /* Accessing fw_status register will wakeup device */
- if (mwifiex_write_reg(adapter, reg->fw_status, FIRMWARE_READY_PCIE)) {
- mwifiex_dbg(adapter, ERROR,
- "Writing fw_status register failed\n");
- return -1;
+ /* The 88W8897 PCIe+USB firmware (latest version 15.68.19.p21) sometimes
+ * appears to ignore or miss our wakeup request, so we continue trying
+ * until we receive an interrupt from the card.
+ */
+ if (read_poll_timeout(mwifiex_write_reg, retval,
+ READ_ONCE(adapter->int_status) != 0,
+ 500, 500 * N_WAKEUP_TRIES_SHORT_INTERVAL,
+ false,
+ adapter, reg->fw_status, FIRMWARE_READY_PCIE)) {
+ if (read_poll_timeout(mwifiex_write_reg, retval,
+ READ_ONCE(adapter->int_status) != 0,
+ 10000, 10000 * N_WAKEUP_TRIES_LONG_INTERVAL,
+ false,
+ adapter, reg->fw_status, FIRMWARE_READY_PCIE)) {
+ mwifiex_dbg(adapter, ERROR,
+ "Firmware didn't wake up\n");
+ return -EIO;
+ }
}
if (reg->sleep_cookie) {
@@ -1480,6 +1498,14 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb,
ret = -1;
goto done_unmap;
}
+
+ /* The firmware (latest version 15.68.19.p21) of the 88W8897 PCIe+USB card
+ * seems to crash randomly after setting the TX ring write pointer when
+ * ASPM powersaving is enabled. A workaround seems to be keeping the bus
+ * busy by reading a random register afterwards.
+ */
+ mwifiex_read_reg(adapter, PCI_VENDOR_ID, &rx_val);
+
if ((mwifiex_pcie_txbd_not_full(card)) &&
tx_param->next_pkt_len) {
/* have more packets and TxBD still can hold more */
diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c b/drivers/net/wireless/marvell/mwifiex/usb.c
index 426e39d4ccf0..9736aa0ab7fd 100644
--- a/drivers/net/wireless/marvell/mwifiex/usb.c
+++ b/drivers/net/wireless/marvell/mwifiex/usb.c
@@ -505,6 +505,22 @@ static int mwifiex_usb_probe(struct usb_interface *intf,
}
}
+ switch (card->usb_boot_state) {
+ case USB8XXX_FW_DNLD:
+ /* Reject broken descriptors. */
+ if (!card->rx_cmd_ep || !card->tx_cmd_ep)
+ return -ENODEV;
+ if (card->bulk_out_maxpktsize == 0)
+ return -ENODEV;
+ break;
+ case USB8XXX_FW_READY:
+ /* Assume the driver can handle missing endpoints for now. */
+ break;
+ default:
+ WARN_ON(1);
+ return -ENODEV;
+ }
+
usb_set_intfdata(intf, card);
ret = mwifiex_add_card(card, &card->fw_done, &usb_ops,
diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c
index 27b7d4b779e0..dc91ac8cbd48 100644
--- a/drivers/net/wireless/marvell/mwl8k.c
+++ b/drivers/net/wireless/marvell/mwl8k.c
@@ -5796,8 +5796,8 @@ static void mwl8k_fw_state_machine(const struct firmware *fw, void *context)
fail:
priv->fw_state = FW_STATE_ERROR;
complete(&priv->firmware_loading_complete);
- device_release_driver(&priv->pdev->dev);
mwl8k_release_firmware(priv);
+ device_release_driver(&priv->pdev->dev);
}
#define MAX_RESTART_ATTEMPTS 1
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index f44f478bb970..424be103093c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -672,12 +672,15 @@ int mt7615_mac_write_txwi(struct mt7615_dev *dev, __le32 *txwi,
if (info->flags & IEEE80211_TX_CTL_NO_ACK)
txwi[3] |= cpu_to_le32(MT_TXD3_NO_ACK);
- txwi[7] = FIELD_PREP(MT_TXD7_TYPE, fc_type) |
- FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype) |
- FIELD_PREP(MT_TXD7_SPE_IDX, 0x18);
- if (!is_mmio)
- txwi[8] = FIELD_PREP(MT_TXD8_L_TYPE, fc_type) |
- FIELD_PREP(MT_TXD8_L_SUB_TYPE, fc_stype);
+ val = FIELD_PREP(MT_TXD7_TYPE, fc_type) |
+ FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype) |
+ FIELD_PREP(MT_TXD7_SPE_IDX, 0x18);
+ txwi[7] = cpu_to_le32(val);
+ if (!is_mmio) {
+ val = FIELD_PREP(MT_TXD8_L_TYPE, fc_type) |
+ FIELD_PREP(MT_TXD8_L_SUB_TYPE, fc_stype);
+ txwi[8] = cpu_to_le32(val);
+ }
return 0;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
index da6d3f51f6d4..677082d8659a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
@@ -176,7 +176,7 @@ void mt76x02_mac_wcid_set_drop(struct mt76x02_dev *dev, u8 idx, bool drop)
mt76_wr(dev, MT_WCID_DROP(idx), (val & ~bit) | (bit * drop));
}
-static __le16
+static u16
mt76x02_mac_tx_rate_val(struct mt76x02_dev *dev,
const struct ieee80211_tx_rate *rate, u8 *nss_val)
{
@@ -222,14 +222,14 @@ mt76x02_mac_tx_rate_val(struct mt76x02_dev *dev,
rateval |= MT_RXWI_RATE_SGI;
*nss_val = nss;
- return cpu_to_le16(rateval);
+ return rateval;
}
void mt76x02_mac_wcid_set_rate(struct mt76x02_dev *dev, struct mt76_wcid *wcid,
const struct ieee80211_tx_rate *rate)
{
s8 max_txpwr_adj = mt76x02_tx_get_max_txpwr_adj(dev, rate);
- __le16 rateval;
+ u16 rateval;
u32 tx_info;
s8 nss;
@@ -342,7 +342,7 @@ void mt76x02_mac_write_txwi(struct mt76x02_dev *dev, struct mt76x02_txwi *txwi,
struct ieee80211_key_conf *key = info->control.hw_key;
u32 wcid_tx_info;
u16 rate_ht_mask = FIELD_PREP(MT_RXWI_RATE_PHY, BIT(1) | BIT(2));
- u16 txwi_flags = 0;
+ u16 txwi_flags = 0, rateval;
u8 nss;
s8 txpwr_adj, max_txpwr_adj;
u8 ccmp_pn[8], nstreams = dev->chainmask & 0xf;
@@ -380,14 +380,15 @@ void mt76x02_mac_write_txwi(struct mt76x02_dev *dev, struct mt76x02_txwi *txwi,
if (wcid && (rate->idx < 0 || !rate->count)) {
wcid_tx_info = wcid->tx_info;
- txwi->rate = FIELD_GET(MT_WCID_TX_INFO_RATE, wcid_tx_info);
+ rateval = FIELD_GET(MT_WCID_TX_INFO_RATE, wcid_tx_info);
max_txpwr_adj = FIELD_GET(MT_WCID_TX_INFO_TXPWR_ADJ,
wcid_tx_info);
nss = FIELD_GET(MT_WCID_TX_INFO_NSS, wcid_tx_info);
} else {
- txwi->rate = mt76x02_mac_tx_rate_val(dev, rate, &nss);
+ rateval = mt76x02_mac_tx_rate_val(dev, rate, &nss);
max_txpwr_adj = mt76x02_tx_get_max_txpwr_adj(dev, rate);
}
+ txwi->rate = cpu_to_le16(rateval);
txpwr_adj = mt76x02_tx_get_txpwr_adj(dev, dev->txpower_conf,
max_txpwr_adj);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index ea7140975151..7b6e9a5352b3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -631,7 +631,7 @@ mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif,
.bss_idx = mvif->idx,
.wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0,
.wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0,
- .muar_idx = msta ? mvif->omac_idx : 0,
+ .muar_idx = msta && msta->wcid.sta ? mvif->omac_idx : 0xe,
.is_tlv_append = 1,
};
struct sk_buff *skb;
@@ -667,7 +667,7 @@ mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta,
}
if (sta_hdr)
- sta_hdr->len = cpu_to_le16(sizeof(hdr));
+ le16_add_cpu(&sta_hdr->len, sizeof(hdr));
return skb_put_data(nskb, &hdr, sizeof(hdr));
}
@@ -830,7 +830,7 @@ static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy,
elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY);
- if (!elem || elem->datalen < 10 ||
+ if (!elem || elem->datalen <= 10 ||
!(elem->data[10] &
WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT))
data->tolerated = false;
@@ -2648,7 +2648,7 @@ static int mt7915_load_patch(struct mt7915_dev *dev)
default:
ret = -EAGAIN;
dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
- goto out;
+ break;
}
release_firmware(fw);
diff --git a/drivers/net/wireless/microchip/wilc1000/cfg80211.c b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
index c1ac1d84790f..6be5ac8ba518 100644
--- a/drivers/net/wireless/microchip/wilc1000/cfg80211.c
+++ b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
@@ -129,8 +129,7 @@ static void cfg_scan_result(enum scan_event scan_event,
info->frame_len,
(s32)info->rssi * 100,
GFP_KERNEL);
- if (!bss)
- cfg80211_put_bss(wiphy, bss);
+ cfg80211_put_bss(wiphy, bss);
} else if (scan_event == SCAN_EVENT_DONE) {
mutex_lock(&priv->scan_req_lock);
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c
index 585784258c66..4efab907a3ac 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c
@@ -28,7 +28,7 @@ u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv,
usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
(unsigned long)addr, idx & 0x03,
- &priv->io_dmabuf->bits8, sizeof(val), HZ / 2);
+ &priv->io_dmabuf->bits8, sizeof(val), 500);
val = priv->io_dmabuf->bits8;
mutex_unlock(&priv->io_mutex);
@@ -45,7 +45,7 @@ u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv,
usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
(unsigned long)addr, idx & 0x03,
- &priv->io_dmabuf->bits16, sizeof(val), HZ / 2);
+ &priv->io_dmabuf->bits16, sizeof(val), 500);
val = priv->io_dmabuf->bits16;
mutex_unlock(&priv->io_mutex);
@@ -62,7 +62,7 @@ u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv,
usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
(unsigned long)addr, idx & 0x03,
- &priv->io_dmabuf->bits32, sizeof(val), HZ / 2);
+ &priv->io_dmabuf->bits32, sizeof(val), 500);
val = priv->io_dmabuf->bits32;
mutex_unlock(&priv->io_mutex);
@@ -79,7 +79,7 @@ void rtl818x_iowrite8_idx(struct rtl8187_priv *priv,
usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
(unsigned long)addr, idx & 0x03,
- &priv->io_dmabuf->bits8, sizeof(val), HZ / 2);
+ &priv->io_dmabuf->bits8, sizeof(val), 500);
mutex_unlock(&priv->io_mutex);
}
@@ -93,7 +93,7 @@ void rtl818x_iowrite16_idx(struct rtl8187_priv *priv,
usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
(unsigned long)addr, idx & 0x03,
- &priv->io_dmabuf->bits16, sizeof(val), HZ / 2);
+ &priv->io_dmabuf->bits16, sizeof(val), 500);
mutex_unlock(&priv->io_mutex);
}
@@ -107,7 +107,7 @@ void rtl818x_iowrite32_idx(struct rtl8187_priv *priv,
usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
(unsigned long)addr, idx & 0x03,
- &priv->io_dmabuf->bits32, sizeof(val), HZ / 2);
+ &priv->io_dmabuf->bits32, sizeof(val), 500);
mutex_unlock(&priv->io_mutex);
}
@@ -183,7 +183,7 @@ static void rtl8225_write_8051(struct ieee80211_hw *dev, u8 addr, __le16 data)
usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
addr, 0x8225, &priv->io_dmabuf->bits16, sizeof(data),
- HZ / 2);
+ 500);
mutex_unlock(&priv->io_mutex);
diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c
index 0452630bcfac..40bcfabd2d21 100644
--- a/drivers/net/wireless/realtek/rtw88/fw.c
+++ b/drivers/net/wireless/realtek/rtw88/fw.c
@@ -1421,12 +1421,10 @@ static void rtw_fw_read_fifo_page(struct rtw_dev *rtwdev, u32 offset, u32 size,
u32 i;
u16 idx = 0;
u16 ctl;
- u8 rcr;
- rcr = rtw_read8(rtwdev, REG_RCR + 2);
ctl = rtw_read16(rtwdev, REG_PKTBUF_DBG_CTRL) & 0xf000;
/* disable rx clock gate */
- rtw_write8(rtwdev, REG_RCR, rcr | BIT(3));
+ rtw_write32_set(rtwdev, REG_RCR, BIT_DISGCLK);
do {
rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, start_pg | ctl);
@@ -1445,7 +1443,8 @@ static void rtw_fw_read_fifo_page(struct rtw_dev *rtwdev, u32 offset, u32 size,
out:
rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, ctl);
- rtw_write8(rtwdev, REG_RCR + 2, rcr);
+ /* restore rx clock gate */
+ rtw_write32_clr(rtwdev, REG_RCR, BIT_DISGCLK);
}
static void rtw_fw_read_fifo(struct rtw_dev *rtwdev, enum rtw_fw_fifo_sel sel,
diff --git a/drivers/net/wireless/realtek/rtw88/reg.h b/drivers/net/wireless/realtek/rtw88/reg.h
index aca3dbdc2d5a..9088bfb2a315 100644
--- a/drivers/net/wireless/realtek/rtw88/reg.h
+++ b/drivers/net/wireless/realtek/rtw88/reg.h
@@ -400,6 +400,7 @@
#define BIT_MFBEN BIT(22)
#define BIT_DISCHKPPDLLEN BIT(21)
#define BIT_PKTCTL_DLEN BIT(20)
+#define BIT_DISGCLK BIT(19)
#define BIT_TIM_PARSER_EN BIT(18)
#define BIT_BC_MD_EN BIT(17)
#define BIT_UC_MD_EN BIT(16)
diff --git a/drivers/net/wireless/rsi/rsi_91x_core.c b/drivers/net/wireless/rsi/rsi_91x_core.c
index 2d49c5b5eefb..9c4c58557248 100644
--- a/drivers/net/wireless/rsi/rsi_91x_core.c
+++ b/drivers/net/wireless/rsi/rsi_91x_core.c
@@ -400,6 +400,8 @@ void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb)
info = IEEE80211_SKB_CB(skb);
tx_params = (struct skb_info *)info->driver_data;
+ /* info->driver_data and info->control part of union so make copy */
+ tx_params->have_key = !!info->control.hw_key;
wh = (struct ieee80211_hdr *)&skb->data[0];
tx_params->sta_id = 0;
diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c
index f4a26f16f00f..dca81a4bbdd7 100644
--- a/drivers/net/wireless/rsi/rsi_91x_hal.c
+++ b/drivers/net/wireless/rsi/rsi_91x_hal.c
@@ -203,7 +203,7 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb)
wh->frame_control |= cpu_to_le16(RSI_SET_PS_ENABLE);
if ((!(info->flags & IEEE80211_TX_INTFL_DONT_ENCRYPT)) &&
- info->control.hw_key) {
+ tx_params->have_key) {
if (rsi_is_cipher_wep(common))
ieee80211_size += 4;
else
@@ -214,15 +214,17 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb)
RSI_WIFI_DATA_Q);
data_desc->header_len = ieee80211_size;
- if (common->min_rate != RSI_RATE_AUTO) {
+ if (common->rate_config[common->band].fixed_enabled) {
/* Send fixed rate */
+ u16 fixed_rate = common->rate_config[common->band].fixed_hw_rate;
+
data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE);
- data_desc->rate_info = cpu_to_le16(common->min_rate);
+ data_desc->rate_info = cpu_to_le16(fixed_rate);
if (conf_is_ht40(&common->priv->hw->conf))
data_desc->bbp_info = cpu_to_le16(FULL40M_ENABLE);
- if ((common->vif_info[0].sgi) && (common->min_rate & 0x100)) {
+ if (common->vif_info[0].sgi && (fixed_rate & 0x100)) {
/* Only MCS rates */
data_desc->rate_info |=
cpu_to_le16(ENABLE_SHORTGI_RATE);
diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 57c9e3559dfd..8abf9f699db1 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -510,7 +510,6 @@ static int rsi_mac80211_add_interface(struct ieee80211_hw *hw,
if ((vif->type == NL80211_IFTYPE_AP) ||
(vif->type == NL80211_IFTYPE_P2P_GO)) {
rsi_send_rx_filter_frame(common, DISALLOW_BEACONS);
- common->min_rate = RSI_RATE_AUTO;
for (i = 0; i < common->max_stations; i++)
common->stations[i].sta = NULL;
}
@@ -1211,20 +1210,32 @@ static int rsi_mac80211_set_rate_mask(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
const struct cfg80211_bitrate_mask *mask)
{
+ const unsigned int mcs_offset = ARRAY_SIZE(rsi_rates);
struct rsi_hw *adapter = hw->priv;
struct rsi_common *common = adapter->priv;
- enum nl80211_band band = hw->conf.chandef.chan->band;
+ int i;
mutex_lock(&common->mutex);
- common->fixedrate_mask[band] = 0;
- if (mask->control[band].legacy == 0xfff) {
- common->fixedrate_mask[band] =
- (mask->control[band].ht_mcs[0] << 12);
- } else {
- common->fixedrate_mask[band] =
- mask->control[band].legacy;
+ for (i = 0; i < ARRAY_SIZE(common->rate_config); i++) {
+ struct rsi_rate_config *cfg = &common->rate_config[i];
+ u32 bm;
+
+ bm = mask->control[i].legacy | (mask->control[i].ht_mcs[0] << mcs_offset);
+ if (hweight32(bm) == 1) { /* single rate */
+ int rate_index = ffs(bm) - 1;
+
+ if (rate_index < mcs_offset)
+ cfg->fixed_hw_rate = rsi_rates[rate_index].hw_value;
+ else
+ cfg->fixed_hw_rate = rsi_mcsrates[rate_index - mcs_offset];
+ cfg->fixed_enabled = true;
+ } else {
+ cfg->configured_mask = bm;
+ cfg->fixed_enabled = false;
+ }
}
+
mutex_unlock(&common->mutex);
return 0;
@@ -1361,46 +1372,6 @@ void rsi_indicate_pkt_to_os(struct rsi_common *common,
ieee80211_rx_irqsafe(hw, skb);
}
-static void rsi_set_min_rate(struct ieee80211_hw *hw,
- struct ieee80211_sta *sta,
- struct rsi_common *common)
-{
- u8 band = hw->conf.chandef.chan->band;
- u8 ii;
- u32 rate_bitmap;
- bool matched = false;
-
- common->bitrate_mask[band] = sta->supp_rates[band];
-
- rate_bitmap = (common->fixedrate_mask[band] & sta->supp_rates[band]);
-
- if (rate_bitmap & 0xfff) {
- /* Find out the min rate */
- for (ii = 0; ii < ARRAY_SIZE(rsi_rates); ii++) {
- if (rate_bitmap & BIT(ii)) {
- common->min_rate = rsi_rates[ii].hw_value;
- matched = true;
- break;
- }
- }
- }
-
- common->vif_info[0].is_ht = sta->ht_cap.ht_supported;
-
- if ((common->vif_info[0].is_ht) && (rate_bitmap >> 12)) {
- for (ii = 0; ii < ARRAY_SIZE(rsi_mcsrates); ii++) {
- if ((rate_bitmap >> 12) & BIT(ii)) {
- common->min_rate = rsi_mcsrates[ii];
- matched = true;
- break;
- }
- }
- }
-
- if (!matched)
- common->min_rate = 0xffff;
-}
-
/**
* rsi_mac80211_sta_add() - This function notifies driver about a peer getting
* connected.
@@ -1499,9 +1470,9 @@ static int rsi_mac80211_sta_add(struct ieee80211_hw *hw,
if ((vif->type == NL80211_IFTYPE_STATION) ||
(vif->type == NL80211_IFTYPE_P2P_CLIENT)) {
- rsi_set_min_rate(hw, sta, common);
+ common->bitrate_mask[common->band] = sta->supp_rates[common->band];
+ common->vif_info[0].is_ht = sta->ht_cap.ht_supported;
if (sta->ht_cap.ht_supported) {
- common->vif_info[0].is_ht = true;
common->bitrate_mask[NL80211_BAND_2GHZ] =
sta->supp_rates[NL80211_BAND_2GHZ];
if ((sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) ||
@@ -1575,7 +1546,6 @@ static int rsi_mac80211_sta_remove(struct ieee80211_hw *hw,
bss->qos = sta->wme;
common->bitrate_mask[NL80211_BAND_2GHZ] = 0;
common->bitrate_mask[NL80211_BAND_5GHZ] = 0;
- common->min_rate = 0xffff;
common->vif_info[0].is_ht = false;
common->vif_info[0].sgi = false;
common->vif_info[0].seq_start = 0;
diff --git a/drivers/net/wireless/rsi/rsi_91x_main.c b/drivers/net/wireless/rsi/rsi_91x_main.c
index 9a3d2439a8e7..8c638cfeac52 100644
--- a/drivers/net/wireless/rsi/rsi_91x_main.c
+++ b/drivers/net/wireless/rsi/rsi_91x_main.c
@@ -211,9 +211,10 @@ int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len)
bt_pkt_type = frame_desc[offset + BT_RX_PKT_TYPE_OFST];
if (bt_pkt_type == BT_CARD_READY_IND) {
rsi_dbg(INFO_ZONE, "BT Card ready recvd\n");
- if (rsi_bt_ops.attach(common, &g_proto_ops))
- rsi_dbg(ERR_ZONE,
- "Failed to attach BT module\n");
+ if (common->fsm_state == FSM_MAC_INIT_DONE)
+ rsi_attach_bt(common);
+ else
+ common->bt_defer_attach = true;
} else {
if (common->bt_adapter)
rsi_bt_ops.recv_pkt(common->bt_adapter,
@@ -278,6 +279,15 @@ void rsi_set_bt_context(void *priv, void *bt_context)
}
#endif
+void rsi_attach_bt(struct rsi_common *common)
+{
+#ifdef CONFIG_RSI_COEX
+ if (rsi_bt_ops.attach(common, &g_proto_ops))
+ rsi_dbg(ERR_ZONE,
+ "Failed to attach BT module\n");
+#endif
+}
+
/**
* rsi_91x_init() - This function initializes os interface operations.
* @oper_mode: One of DEV_OPMODE_*.
@@ -359,6 +369,7 @@ struct rsi_hw *rsi_91x_init(u16 oper_mode)
if (common->coex_mode > 1) {
if (rsi_coex_attach(common)) {
rsi_dbg(ERR_ZONE, "Failed to init coex module\n");
+ rsi_kill_thread(&common->tx_thread);
goto err;
}
}
diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
index b6d050a2fbe7..9000a5d51003 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
@@ -276,7 +276,7 @@ static void rsi_set_default_parameters(struct rsi_common *common)
common->channel_width = BW_20MHZ;
common->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
common->channel = 1;
- common->min_rate = 0xffff;
+ memset(&common->rate_config, 0, sizeof(common->rate_config));
common->fsm_state = FSM_CARD_NOT_READY;
common->iface_down = true;
common->endpoint = EP_2GHZ_20MHZ;
@@ -1314,7 +1314,7 @@ static int rsi_send_auto_rate_request(struct rsi_common *common,
u8 band = hw->conf.chandef.chan->band;
u8 num_supported_rates = 0;
u8 rate_table_offset, rate_offset = 0;
- u32 rate_bitmap;
+ u32 rate_bitmap, configured_rates;
u16 *selected_rates, min_rate;
bool is_ht = false, is_sgi = false;
u16 frame_len = sizeof(struct rsi_auto_rate);
@@ -1364,6 +1364,10 @@ static int rsi_send_auto_rate_request(struct rsi_common *common,
is_sgi = true;
}
+ /* Limit to any rates administratively configured by cfg80211 */
+ configured_rates = common->rate_config[band].configured_mask ?: 0xffffffff;
+ rate_bitmap &= configured_rates;
+
if (band == NL80211_BAND_2GHZ) {
if ((rate_bitmap == 0) && (is_ht))
min_rate = RSI_RATE_MCS0;
@@ -1389,10 +1393,13 @@ static int rsi_send_auto_rate_request(struct rsi_common *common,
num_supported_rates = jj;
if (is_ht) {
- for (ii = 0; ii < ARRAY_SIZE(mcs); ii++)
- selected_rates[jj++] = mcs[ii];
- num_supported_rates += ARRAY_SIZE(mcs);
- rate_offset += ARRAY_SIZE(mcs);
+ for (ii = 0; ii < ARRAY_SIZE(mcs); ii++) {
+ if (configured_rates & BIT(ii + ARRAY_SIZE(rsi_rates))) {
+ selected_rates[jj++] = mcs[ii];
+ num_supported_rates++;
+ rate_offset++;
+ }
+ }
}
sort(selected_rates, jj, sizeof(u16), &rsi_compare, NULL);
@@ -1482,7 +1489,7 @@ void rsi_inform_bss_status(struct rsi_common *common,
qos_enable,
aid, sta_id,
vif);
- if (common->min_rate == 0xffff)
+ if (!common->rate_config[common->band].fixed_enabled)
rsi_send_auto_rate_request(common, sta, sta_id, vif);
if (opmode == RSI_OPMODE_STA &&
!(assoc_cap & WLAN_CAPABILITY_PRIVACY) &&
@@ -2071,6 +2078,9 @@ static int rsi_handle_ta_confirm_type(struct rsi_common *common,
if (common->reinit_hw) {
complete(&common->wlan_init_completion);
} else {
+ if (common->bt_defer_attach)
+ rsi_attach_bt(common);
+
return rsi_mac80211_attach(common);
}
}
diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c
index 3a243c532647..8108f941ccd3 100644
--- a/drivers/net/wireless/rsi/rsi_91x_sdio.c
+++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c
@@ -24,10 +24,7 @@
/* Default operating mode is wlan STA + BT */
static u16 dev_oper_mode = DEV_OPMODE_STA_BT_DUAL;
module_param(dev_oper_mode, ushort, 0444);
-MODULE_PARM_DESC(dev_oper_mode,
- "1[Wi-Fi], 4[BT], 8[BT LE], 5[Wi-Fi STA + BT classic]\n"
- "9[Wi-Fi STA + BT LE], 13[Wi-Fi STA + BT classic + BT LE]\n"
- "6[AP + BT classic], 14[AP + BT classic + BT LE]");
+MODULE_PARM_DESC(dev_oper_mode, DEV_OPMODE_PARAM_DESC);
/**
* rsi_sdio_set_cmd52_arg() - This function prepares cmd 52 read/write arg.
diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c
index 983045ad79dc..d881df9ebd0c 100644
--- a/drivers/net/wireless/rsi/rsi_91x_usb.c
+++ b/drivers/net/wireless/rsi/rsi_91x_usb.c
@@ -25,10 +25,7 @@
/* Default operating mode is wlan STA + BT */
static u16 dev_oper_mode = DEV_OPMODE_STA_BT_DUAL;
module_param(dev_oper_mode, ushort, 0444);
-MODULE_PARM_DESC(dev_oper_mode,
- "1[Wi-Fi], 4[BT], 8[BT LE], 5[Wi-Fi STA + BT classic]\n"
- "9[Wi-Fi STA + BT LE], 13[Wi-Fi STA + BT classic + BT LE]\n"
- "6[AP + BT classic], 14[AP + BT classic + BT LE]");
+MODULE_PARM_DESC(dev_oper_mode, DEV_OPMODE_PARAM_DESC);
static int rsi_rx_urb_submit(struct rsi_hw *adapter, u8 ep_num, gfp_t flags);
diff --git a/drivers/net/wireless/rsi/rsi_hal.h b/drivers/net/wireless/rsi/rsi_hal.h
index 46e36df9e8e3..a2fbec1cec4c 100644
--- a/drivers/net/wireless/rsi/rsi_hal.h
+++ b/drivers/net/wireless/rsi/rsi_hal.h
@@ -28,6 +28,17 @@
#define DEV_OPMODE_AP_BT 6
#define DEV_OPMODE_AP_BT_DUAL 14
+#define DEV_OPMODE_PARAM_DESC \
+ __stringify(DEV_OPMODE_WIFI_ALONE) "[Wi-Fi alone], " \
+ __stringify(DEV_OPMODE_BT_ALONE) "[BT classic alone], " \
+ __stringify(DEV_OPMODE_BT_LE_ALONE) "[BT LE alone], " \
+ __stringify(DEV_OPMODE_BT_DUAL) "[BT classic + BT LE alone], " \
+ __stringify(DEV_OPMODE_STA_BT) "[Wi-Fi STA + BT classic], " \
+ __stringify(DEV_OPMODE_STA_BT_LE) "[Wi-Fi STA + BT LE], " \
+ __stringify(DEV_OPMODE_STA_BT_DUAL) "[Wi-Fi STA + BT classic + BT LE], " \
+ __stringify(DEV_OPMODE_AP_BT) "[Wi-Fi AP + BT classic], " \
+ __stringify(DEV_OPMODE_AP_BT_DUAL) "[Wi-Fi AP + BT classic + BT LE]"
+
#define FLASH_WRITE_CHUNK_SIZE (4 * 1024)
#define FLASH_SECTOR_SIZE (4 * 1024)
diff --git a/drivers/net/wireless/rsi/rsi_main.h b/drivers/net/wireless/rsi/rsi_main.h
index b3e25bc28682..de595025c019 100644
--- a/drivers/net/wireless/rsi/rsi_main.h
+++ b/drivers/net/wireless/rsi/rsi_main.h
@@ -61,6 +61,7 @@ enum RSI_FSM_STATES {
extern u32 rsi_zone_enabled;
extern __printf(2, 3) void rsi_dbg(u32 zone, const char *fmt, ...);
+#define RSI_MAX_BANDS 2
#define RSI_MAX_VIFS 3
#define NUM_EDCA_QUEUES 4
#define IEEE80211_ADDR_LEN 6
@@ -139,6 +140,7 @@ struct skb_info {
u8 internal_hdr_size;
struct ieee80211_vif *vif;
u8 vap_id;
+ bool have_key;
};
enum edca_queue {
@@ -229,6 +231,12 @@ struct rsi_9116_features {
u32 ps_options;
};
+struct rsi_rate_config {
+ u32 configured_mask; /* configured by mac80211 bits 0-11=legacy 12+ mcs */
+ u16 fixed_hw_rate;
+ bool fixed_enabled;
+};
+
struct rsi_common {
struct rsi_hw *priv;
struct vif_priv vif_info[RSI_MAX_VIFS];
@@ -254,8 +262,8 @@ struct rsi_common {
u8 channel_width;
u16 rts_threshold;
- u16 bitrate_mask[2];
- u32 fixedrate_mask[2];
+ u32 bitrate_mask[RSI_MAX_BANDS];
+ struct rsi_rate_config rate_config[RSI_MAX_BANDS];
u8 rf_reset;
struct transmit_q_stats tx_stats;
@@ -276,7 +284,6 @@ struct rsi_common {
u8 mac_id;
u8 radio_id;
u16 rate_pwr[20];
- u16 min_rate;
/* WMM algo related */
u8 selected_qnum;
@@ -320,6 +327,7 @@ struct rsi_common {
struct ieee80211_vif *roc_vif;
bool eapol4_confirm;
+ bool bt_defer_attach;
void *bt_adapter;
struct cfg80211_scan_request *hwscan;
@@ -401,5 +409,6 @@ struct rsi_host_intf_ops {
enum rsi_host_intf rsi_get_host_intf(void *priv);
void rsi_set_bt_context(void *priv, void *bt_context);
+void rsi_attach_bt(struct rsi_common *common);
#endif
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 3e9895bec15f..dd79534910b0 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1671,6 +1671,10 @@ static int netfront_resume(struct xenbus_device *dev)
dev_dbg(&dev->dev, "%s\n", dev->nodename);
+ netif_tx_lock_bh(info->netdev);
+ netif_device_detach(info->netdev);
+ netif_tx_unlock_bh(info->netdev);
+
xennet_disconnect_backend(info);
return 0;
}
@@ -2285,6 +2289,10 @@ static int xennet_connect(struct net_device *dev)
* domain a kick because we've probably just requeued some
* packets.
*/
+ netif_tx_lock_bh(np->netdev);
+ netif_device_attach(np->netdev);
+ netif_tx_unlock_bh(np->netdev);
+
netif_carrier_on(np->netdev);
for (j = 0; j < num_queues; ++j) {
queue = &np->queues[j];
diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index 18e3435ab8f3..d2c011615775 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -2258,7 +2258,7 @@ static int pn533_fill_fragment_skbs(struct pn533 *dev, struct sk_buff *skb)
frag = pn533_alloc_skb(dev, frag_size);
if (!frag) {
skb_queue_purge(&dev->fragment_skb);
- break;
+ return -ENOMEM;
}
if (!dev->tgt_mode) {
@@ -2329,7 +2329,7 @@ static int pn533_transceive(struct nfc_dev *nfc_dev,
/* jumbo frame ? */
if (skb->len > PN533_CMD_DATAEXCH_DATA_MAXLEN) {
rc = pn533_fill_fragment_skbs(dev, skb);
- if (rc <= 0)
+ if (rc < 0)
goto error;
skb = skb_dequeue(&dev->fragment_skb);
@@ -2401,7 +2401,7 @@ static int pn533_tm_send(struct nfc_dev *nfc_dev, struct sk_buff *skb)
/* let's split in multiple chunks if size's too big */
if (skb->len > PN533_CMD_DATAEXCH_DATA_MAXLEN) {
rc = pn533_fill_fragment_skbs(dev, skb);
- if (rc <= 0)
+ if (rc < 0)
goto error;
/* get the first skb */
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 46a1e24ba6f4..18a756444d5a 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -135,13 +135,12 @@ void nvme_mpath_clear_ctrl_paths(struct nvme_ctrl *ctrl)
{
struct nvme_ns *ns;
- mutex_lock(&ctrl->scan_lock);
down_read(&ctrl->namespaces_rwsem);
- list_for_each_entry(ns, &ctrl->namespaces, list)
- if (nvme_mpath_clear_current_path(ns))
- kblockd_schedule_work(&ns->head->requeue_work);
+ list_for_each_entry(ns, &ctrl->namespaces, list) {
+ nvme_mpath_clear_current_path(ns);
+ kblockd_schedule_work(&ns->head->requeue_work);
+ }
up_read(&ctrl->namespaces_rwsem);
- mutex_unlock(&ctrl->scan_lock);
}
static bool nvme_path_is_disabled(struct nvme_ns *ns)
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 51f4647ea214..1b9056381843 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -1103,11 +1103,13 @@ static int nvme_rdma_setup_ctrl(struct nvme_rdma_ctrl *ctrl, bool new)
return ret;
if (ctrl->ctrl.icdoff) {
+ ret = -EOPNOTSUPP;
dev_err(ctrl->ctrl.device, "icdoff is not supported!\n");
goto destroy_admin;
}
if (!(ctrl->ctrl.sgls & (1 << 2))) {
+ ret = -EOPNOTSUPP;
dev_err(ctrl->ctrl.device,
"Mandatory keyed sgls are not supported!\n");
goto destroy_admin;
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c
index 37e1d7784e17..9aed5cc71096 100644
--- a/drivers/nvme/target/configfs.c
+++ b/drivers/nvme/target/configfs.c
@@ -1462,6 +1462,8 @@ static void nvmet_port_release(struct config_item *item)
{
struct nvmet_port *port = to_nvmet_port(item);
+ /* Let inflight controllers teardown complete */
+ flush_scheduled_work();
list_del(&port->global_entry);
kfree(port->ana_state);
diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c
index 7d607f435e36..6d5552f2f184 100644
--- a/drivers/nvme/target/rdma.c
+++ b/drivers/nvme/target/rdma.c
@@ -1819,12 +1819,36 @@ static void nvmet_rdma_delete_ctrl(struct nvmet_ctrl *ctrl)
mutex_unlock(&nvmet_rdma_queue_mutex);
}
+static void nvmet_rdma_destroy_port_queues(struct nvmet_rdma_port *port)
+{
+ struct nvmet_rdma_queue *queue, *tmp;
+ struct nvmet_port *nport = port->nport;
+
+ mutex_lock(&nvmet_rdma_queue_mutex);
+ list_for_each_entry_safe(queue, tmp, &nvmet_rdma_queue_list,
+ queue_list) {
+ if (queue->port != nport)
+ continue;
+
+ list_del_init(&queue->queue_list);
+ __nvmet_rdma_queue_disconnect(queue);
+ }
+ mutex_unlock(&nvmet_rdma_queue_mutex);
+}
+
static void nvmet_rdma_disable_port(struct nvmet_rdma_port *port)
{
struct rdma_cm_id *cm_id = xchg(&port->cm_id, NULL);
if (cm_id)
rdma_destroy_id(cm_id);
+
+ /*
+ * Destroy the remaining queues, which are not belong to any
+ * controller yet. Do it here after the RDMA-CM was destroyed
+ * guarantees that no new queue will be created.
+ */
+ nvmet_rdma_destroy_port_queues(port);
}
static int nvmet_rdma_enable_port(struct nvmet_rdma_port *port)
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index 5266d534c4b3..1251fd6e9278 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -1084,7 +1084,7 @@ static int nvmet_tcp_try_recv_pdu(struct nvmet_tcp_queue *queue)
}
if (queue->hdr_digest &&
- nvmet_tcp_verify_hdgst(queue, &queue->pdu, queue->offset)) {
+ nvmet_tcp_verify_hdgst(queue, &queue->pdu, hdr->hlen)) {
nvmet_tcp_fatal_error(queue); /* fatal */
return -EPROTO;
}
@@ -1398,6 +1398,7 @@ static void nvmet_tcp_uninit_data_in_cmds(struct nvmet_tcp_queue *queue)
static void nvmet_tcp_release_queue_work(struct work_struct *w)
{
+ struct page *page;
struct nvmet_tcp_queue *queue =
container_of(w, struct nvmet_tcp_queue, release_work);
@@ -1417,6 +1418,8 @@ static void nvmet_tcp_release_queue_work(struct work_struct *w)
nvmet_tcp_free_crypto(queue);
ida_simple_remove(&nvmet_tcp_queue_ida, queue->idx);
+ page = virt_to_head_page(queue->pf_cache.va);
+ __page_frag_cache_drain(page, queue->pf_cache.pagecnt_bias);
kfree(queue);
}
@@ -1705,6 +1708,17 @@ static int nvmet_tcp_add_port(struct nvmet_port *nport)
return ret;
}
+static void nvmet_tcp_destroy_port_queues(struct nvmet_tcp_port *port)
+{
+ struct nvmet_tcp_queue *queue;
+
+ mutex_lock(&nvmet_tcp_queue_mutex);
+ list_for_each_entry(queue, &nvmet_tcp_queue_list, queue_list)
+ if (queue->port == port)
+ kernel_sock_shutdown(queue->sock, SHUT_RDWR);
+ mutex_unlock(&nvmet_tcp_queue_mutex);
+}
+
static void nvmet_tcp_remove_port(struct nvmet_port *nport)
{
struct nvmet_tcp_port *port = nport->priv;
@@ -1714,6 +1728,11 @@ static void nvmet_tcp_remove_port(struct nvmet_port *nport)
port->sock->sk->sk_user_data = NULL;
write_unlock_bh(&port->sock->sk->sk_callback_lock);
cancel_work_sync(&port->accept_work);
+ /*
+ * Destroy the remaining queues, which are not belong to any
+ * controller yet.
+ */
+ nvmet_tcp_destroy_port_queues(port);
sock_release(port->sock);
kfree(port);
diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index eb51bc147440..1d4b0b7d0cc1 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -1682,19 +1682,19 @@ static void __init of_unittest_overlay_gpio(void)
*/
EXPECT_BEGIN(KERN_INFO,
- "GPIO line <<int>> (line-B-input) hogged as input\n");
+ "gpio-<<int>> (line-B-input): hogged as input\n");
EXPECT_BEGIN(KERN_INFO,
- "GPIO line <<int>> (line-A-input) hogged as input\n");
+ "gpio-<<int>> (line-A-input): hogged as input\n");
ret = platform_driver_register(&unittest_gpio_driver);
if (unittest(ret == 0, "could not register unittest gpio driver\n"))
return;
EXPECT_END(KERN_INFO,
- "GPIO line <<int>> (line-A-input) hogged as input\n");
+ "gpio-<<int>> (line-A-input): hogged as input\n");
EXPECT_END(KERN_INFO,
- "GPIO line <<int>> (line-B-input) hogged as input\n");
+ "gpio-<<int>> (line-B-input): hogged as input\n");
unittest(probe_pass_count + 2 == unittest_gpio_probe_pass_count,
"unittest_gpio_probe() failed or not called\n");
@@ -1721,7 +1721,7 @@ static void __init of_unittest_overlay_gpio(void)
chip_request_count = unittest_gpio_chip_request_count;
EXPECT_BEGIN(KERN_INFO,
- "GPIO line <<int>> (line-D-input) hogged as input\n");
+ "gpio-<<int>> (line-D-input): hogged as input\n");
/* overlay_gpio_03 contains gpio node and child gpio hog node */
@@ -1729,7 +1729,7 @@ static void __init of_unittest_overlay_gpio(void)
"Adding overlay 'overlay_gpio_03' failed\n");
EXPECT_END(KERN_INFO,
- "GPIO line <<int>> (line-D-input) hogged as input\n");
+ "gpio-<<int>> (line-D-input): hogged as input\n");
unittest(probe_pass_count + 1 == unittest_gpio_probe_pass_count,
"unittest_gpio_probe() failed or not called\n");
@@ -1768,7 +1768,7 @@ static void __init of_unittest_overlay_gpio(void)
*/
EXPECT_BEGIN(KERN_INFO,
- "GPIO line <<int>> (line-C-input) hogged as input\n");
+ "gpio-<<int>> (line-C-input): hogged as input\n");
/* overlay_gpio_04b contains child gpio hog node */
@@ -1776,7 +1776,7 @@ static void __init of_unittest_overlay_gpio(void)
"Adding overlay 'overlay_gpio_04b' failed\n");
EXPECT_END(KERN_INFO,
- "GPIO line <<int>> (line-C-input) hogged as input\n");
+ "gpio-<<int>> (line-C-input): hogged as input\n");
unittest(chip_request_count + 1 == unittest_gpio_chip_request_count,
"unittest_gpio_chip_request() called %d times (expected 1 time)\n",
diff --git a/drivers/opp/of.c b/drivers/opp/of.c
index f83f4f6d7034..5de46aa99d24 100644
--- a/drivers/opp/of.c
+++ b/drivers/opp/of.c
@@ -827,7 +827,7 @@ static struct dev_pm_opp *_opp_add_static_v2(struct opp_table *opp_table,
free_opp:
_opp_free(new_opp);
- return ERR_PTR(ret);
+ return ret ? ERR_PTR(ret) : NULL;
}
/* Initializes OPP tables based on new bindings */
diff --git a/drivers/pci/controller/cadence/pcie-cadence-plat.c b/drivers/pci/controller/cadence/pcie-cadence-plat.c
index 5fee0f89ab59..a224afadbcc0 100644
--- a/drivers/pci/controller/cadence/pcie-cadence-plat.c
+++ b/drivers/pci/controller/cadence/pcie-cadence-plat.c
@@ -127,6 +127,8 @@ static int cdns_plat_pcie_probe(struct platform_device *pdev)
goto err_init;
}
+ return 0;
+
err_init:
err_get_sync:
pm_runtime_put_sync(dev);
diff --git a/drivers/pci/controller/dwc/pcie-uniphier.c b/drivers/pci/controller/dwc/pcie-uniphier.c
index 48176265c867..527ec8aeb602 100644
--- a/drivers/pci/controller/dwc/pcie-uniphier.c
+++ b/drivers/pci/controller/dwc/pcie-uniphier.c
@@ -171,30 +171,21 @@ static void uniphier_pcie_irq_enable(struct uniphier_pcie_priv *priv)
writel(PCL_RCV_INTX_ALL_ENABLE, priv->base + PCL_RCV_INTX);
}
-static void uniphier_pcie_irq_ack(struct irq_data *d)
-{
- struct pcie_port *pp = irq_data_get_irq_chip_data(d);
- struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
- struct uniphier_pcie_priv *priv = to_uniphier_pcie(pci);
- u32 val;
-
- val = readl(priv->base + PCL_RCV_INTX);
- val &= ~PCL_RCV_INTX_ALL_STATUS;
- val |= BIT(irqd_to_hwirq(d) + PCL_RCV_INTX_STATUS_SHIFT);
- writel(val, priv->base + PCL_RCV_INTX);
-}
-
static void uniphier_pcie_irq_mask(struct irq_data *d)
{
struct pcie_port *pp = irq_data_get_irq_chip_data(d);
struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
struct uniphier_pcie_priv *priv = to_uniphier_pcie(pci);
+ unsigned long flags;
u32 val;
+ raw_spin_lock_irqsave(&pp->lock, flags);
+
val = readl(priv->base + PCL_RCV_INTX);
- val &= ~PCL_RCV_INTX_ALL_MASK;
val |= BIT(irqd_to_hwirq(d) + PCL_RCV_INTX_MASK_SHIFT);
writel(val, priv->base + PCL_RCV_INTX);
+
+ raw_spin_unlock_irqrestore(&pp->lock, flags);
}
static void uniphier_pcie_irq_unmask(struct irq_data *d)
@@ -202,17 +193,20 @@ static void uniphier_pcie_irq_unmask(struct irq_data *d)
struct pcie_port *pp = irq_data_get_irq_chip_data(d);
struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
struct uniphier_pcie_priv *priv = to_uniphier_pcie(pci);
+ unsigned long flags;
u32 val;
+ raw_spin_lock_irqsave(&pp->lock, flags);
+
val = readl(priv->base + PCL_RCV_INTX);
- val &= ~PCL_RCV_INTX_ALL_MASK;
val &= ~BIT(irqd_to_hwirq(d) + PCL_RCV_INTX_MASK_SHIFT);
writel(val, priv->base + PCL_RCV_INTX);
+
+ raw_spin_unlock_irqrestore(&pp->lock, flags);
}
static struct irq_chip uniphier_pcie_irq_chip = {
.name = "PCI",
- .irq_ack = uniphier_pcie_irq_ack,
.irq_mask = uniphier_pcie_irq_mask,
.irq_unmask = uniphier_pcie_irq_unmask,
};
diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
index 4f1a29ede576..434522465d98 100644
--- a/drivers/pci/controller/pci-aardvark.c
+++ b/drivers/pci/controller/pci-aardvark.c
@@ -30,10 +30,8 @@
/* PCIe core registers */
#define PCIE_CORE_DEV_ID_REG 0x0
#define PCIE_CORE_CMD_STATUS_REG 0x4
-#define PCIE_CORE_CMD_IO_ACCESS_EN BIT(0)
-#define PCIE_CORE_CMD_MEM_ACCESS_EN BIT(1)
-#define PCIE_CORE_CMD_MEM_IO_REQ_EN BIT(2)
#define PCIE_CORE_DEV_REV_REG 0x8
+#define PCIE_CORE_EXP_ROM_BAR_REG 0x30
#define PCIE_CORE_PCIEXP_CAP 0xc0
#define PCIE_CORE_ERR_CAPCTL_REG 0x118
#define PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX BIT(5)
@@ -98,6 +96,7 @@
#define PCIE_CORE_CTRL2_MSI_ENABLE BIT(10)
#define PCIE_CORE_REF_CLK_REG (CONTROL_BASE_ADDR + 0x14)
#define PCIE_CORE_REF_CLK_TX_ENABLE BIT(1)
+#define PCIE_CORE_REF_CLK_RX_ENABLE BIT(2)
#define PCIE_MSG_LOG_REG (CONTROL_BASE_ADDR + 0x30)
#define PCIE_ISR0_REG (CONTROL_BASE_ADDR + 0x40)
#define PCIE_MSG_PM_PME_MASK BIT(7)
@@ -105,18 +104,19 @@
#define PCIE_ISR0_MSI_INT_PENDING BIT(24)
#define PCIE_ISR0_INTX_ASSERT(val) BIT(16 + (val))
#define PCIE_ISR0_INTX_DEASSERT(val) BIT(20 + (val))
-#define PCIE_ISR0_ALL_MASK GENMASK(26, 0)
+#define PCIE_ISR0_ALL_MASK GENMASK(31, 0)
#define PCIE_ISR1_REG (CONTROL_BASE_ADDR + 0x48)
#define PCIE_ISR1_MASK_REG (CONTROL_BASE_ADDR + 0x4C)
#define PCIE_ISR1_POWER_STATE_CHANGE BIT(4)
#define PCIE_ISR1_FLUSH BIT(5)
#define PCIE_ISR1_INTX_ASSERT(val) BIT(8 + (val))
-#define PCIE_ISR1_ALL_MASK GENMASK(11, 4)
+#define PCIE_ISR1_ALL_MASK GENMASK(31, 0)
#define PCIE_MSI_ADDR_LOW_REG (CONTROL_BASE_ADDR + 0x50)
#define PCIE_MSI_ADDR_HIGH_REG (CONTROL_BASE_ADDR + 0x54)
#define PCIE_MSI_STATUS_REG (CONTROL_BASE_ADDR + 0x58)
#define PCIE_MSI_MASK_REG (CONTROL_BASE_ADDR + 0x5C)
#define PCIE_MSI_PAYLOAD_REG (CONTROL_BASE_ADDR + 0x9C)
+#define PCIE_MSI_DATA_MASK GENMASK(15, 0)
/* PCIe window configuration */
#define OB_WIN_BASE_ADDR 0x4c00
@@ -163,8 +163,50 @@
#define CFG_REG (LMI_BASE_ADDR + 0x0)
#define LTSSM_SHIFT 24
#define LTSSM_MASK 0x3f
-#define LTSSM_L0 0x10
#define RC_BAR_CONFIG 0x300
+
+/* LTSSM values in CFG_REG */
+enum {
+ LTSSM_DETECT_QUIET = 0x0,
+ LTSSM_DETECT_ACTIVE = 0x1,
+ LTSSM_POLLING_ACTIVE = 0x2,
+ LTSSM_POLLING_COMPLIANCE = 0x3,
+ LTSSM_POLLING_CONFIGURATION = 0x4,
+ LTSSM_CONFIG_LINKWIDTH_START = 0x5,
+ LTSSM_CONFIG_LINKWIDTH_ACCEPT = 0x6,
+ LTSSM_CONFIG_LANENUM_ACCEPT = 0x7,
+ LTSSM_CONFIG_LANENUM_WAIT = 0x8,
+ LTSSM_CONFIG_COMPLETE = 0x9,
+ LTSSM_CONFIG_IDLE = 0xa,
+ LTSSM_RECOVERY_RCVR_LOCK = 0xb,
+ LTSSM_RECOVERY_SPEED = 0xc,
+ LTSSM_RECOVERY_RCVR_CFG = 0xd,
+ LTSSM_RECOVERY_IDLE = 0xe,
+ LTSSM_L0 = 0x10,
+ LTSSM_RX_L0S_ENTRY = 0x11,
+ LTSSM_RX_L0S_IDLE = 0x12,
+ LTSSM_RX_L0S_FTS = 0x13,
+ LTSSM_TX_L0S_ENTRY = 0x14,
+ LTSSM_TX_L0S_IDLE = 0x15,
+ LTSSM_TX_L0S_FTS = 0x16,
+ LTSSM_L1_ENTRY = 0x17,
+ LTSSM_L1_IDLE = 0x18,
+ LTSSM_L2_IDLE = 0x19,
+ LTSSM_L2_TRANSMIT_WAKE = 0x1a,
+ LTSSM_DISABLED = 0x20,
+ LTSSM_LOOPBACK_ENTRY_MASTER = 0x21,
+ LTSSM_LOOPBACK_ACTIVE_MASTER = 0x22,
+ LTSSM_LOOPBACK_EXIT_MASTER = 0x23,
+ LTSSM_LOOPBACK_ENTRY_SLAVE = 0x24,
+ LTSSM_LOOPBACK_ACTIVE_SLAVE = 0x25,
+ LTSSM_LOOPBACK_EXIT_SLAVE = 0x26,
+ LTSSM_HOT_RESET = 0x27,
+ LTSSM_RECOVERY_EQUALIZATION_PHASE0 = 0x28,
+ LTSSM_RECOVERY_EQUALIZATION_PHASE1 = 0x29,
+ LTSSM_RECOVERY_EQUALIZATION_PHASE2 = 0x2a,
+ LTSSM_RECOVERY_EQUALIZATION_PHASE3 = 0x2b,
+};
+
#define VENDOR_ID_REG (LMI_BASE_ADDR + 0x44)
/* PCIe core controller registers */
@@ -197,7 +239,7 @@
#define PCIE_IRQ_MSI_INT2_DET BIT(21)
#define PCIE_IRQ_RC_DBELL_DET BIT(22)
#define PCIE_IRQ_EP_STATUS BIT(23)
-#define PCIE_IRQ_ALL_MASK 0xfff0fb
+#define PCIE_IRQ_ALL_MASK GENMASK(31, 0)
#define PCIE_IRQ_ENABLE_INTS_MASK PCIE_IRQ_CORE_INT
/* Transaction types */
@@ -269,13 +311,49 @@ static inline u16 advk_read16(struct advk_pcie *pcie, u64 reg)
return advk_readl(pcie, (reg & ~0x3)) >> ((reg & 0x3) * 8);
}
-static int advk_pcie_link_up(struct advk_pcie *pcie)
+static u8 advk_pcie_ltssm_state(struct advk_pcie *pcie)
{
- u32 val, ltssm_state;
+ u32 val;
+ u8 ltssm_state;
val = advk_readl(pcie, CFG_REG);
ltssm_state = (val >> LTSSM_SHIFT) & LTSSM_MASK;
- return ltssm_state >= LTSSM_L0;
+ return ltssm_state;
+}
+
+static inline bool advk_pcie_link_up(struct advk_pcie *pcie)
+{
+ /* check if LTSSM is in normal operation - some L* state */
+ u8 ltssm_state = advk_pcie_ltssm_state(pcie);
+ return ltssm_state >= LTSSM_L0 && ltssm_state < LTSSM_DISABLED;
+}
+
+static inline bool advk_pcie_link_active(struct advk_pcie *pcie)
+{
+ /*
+ * According to PCIe Base specification 3.0, Table 4-14: Link
+ * Status Mapped to the LTSSM, and 4.2.6.3.6 Configuration.Idle
+ * is Link Up mapped to LTSSM Configuration.Idle, Recovery, L0,
+ * L0s, L1 and L2 states. And according to 3.2.1. Data Link
+ * Control and Management State Machine Rules is DL Up status
+ * reported in DL Active state.
+ */
+ u8 ltssm_state = advk_pcie_ltssm_state(pcie);
+ return ltssm_state >= LTSSM_CONFIG_IDLE && ltssm_state < LTSSM_DISABLED;
+}
+
+static inline bool advk_pcie_link_training(struct advk_pcie *pcie)
+{
+ /*
+ * According to PCIe Base specification 3.0, Table 4-14: Link
+ * Status Mapped to the LTSSM is Link Training mapped to LTSSM
+ * Configuration and Recovery states.
+ */
+ u8 ltssm_state = advk_pcie_ltssm_state(pcie);
+ return ((ltssm_state >= LTSSM_CONFIG_LINKWIDTH_START &&
+ ltssm_state < LTSSM_L0) ||
+ (ltssm_state >= LTSSM_RECOVERY_EQUALIZATION_PHASE0 &&
+ ltssm_state <= LTSSM_RECOVERY_EQUALIZATION_PHASE3));
}
static int advk_pcie_wait_for_link(struct advk_pcie *pcie)
@@ -298,7 +376,7 @@ static void advk_pcie_wait_for_retrain(struct advk_pcie *pcie)
size_t retries;
for (retries = 0; retries < RETRAIN_WAIT_MAX_RETRIES; ++retries) {
- if (!advk_pcie_link_up(pcie))
+ if (advk_pcie_link_training(pcie))
break;
udelay(RETRAIN_WAIT_USLEEP_US);
}
@@ -451,9 +529,15 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
u32 reg;
int i;
- /* Enable TX */
+ /*
+ * Configure PCIe Reference clock. Direction is from the PCIe
+ * controller to the endpoint card, so enable transmitting of
+ * Reference clock differential signal off-chip and disable
+ * receiving off-chip differential signal.
+ */
reg = advk_readl(pcie, PCIE_CORE_REF_CLK_REG);
reg |= PCIE_CORE_REF_CLK_TX_ENABLE;
+ reg &= ~PCIE_CORE_REF_CLK_RX_ENABLE;
advk_writel(pcie, reg, PCIE_CORE_REF_CLK_REG);
/* Set to Direct mode */
@@ -477,6 +561,31 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
reg = (PCI_VENDOR_ID_MARVELL << 16) | PCI_VENDOR_ID_MARVELL;
advk_writel(pcie, reg, VENDOR_ID_REG);
+ /*
+ * Change Class Code of PCI Bridge device to PCI Bridge (0x600400),
+ * because the default value is Mass storage controller (0x010400).
+ *
+ * Note that this Aardvark PCI Bridge does not have compliant Type 1
+ * Configuration Space and it even cannot be accessed via Aardvark's
+ * PCI config space access method. Something like config space is
+ * available in internal Aardvark registers starting at offset 0x0
+ * and is reported as Type 0. In range 0x10 - 0x34 it has totally
+ * different registers.
+ *
+ * Therefore driver uses emulation of PCI Bridge which emulates
+ * access to configuration space via internal Aardvark registers or
+ * emulated configuration buffer.
+ */
+ reg = advk_readl(pcie, PCIE_CORE_DEV_REV_REG);
+ reg &= ~0xffffff00;
+ reg |= (PCI_CLASS_BRIDGE_PCI << 8) << 8;
+ advk_writel(pcie, reg, PCIE_CORE_DEV_REV_REG);
+
+ /* Disable Root Bridge I/O space, memory space and bus mastering */
+ reg = advk_readl(pcie, PCIE_CORE_CMD_STATUS_REG);
+ reg &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
+ advk_writel(pcie, reg, PCIE_CORE_CMD_STATUS_REG);
+
/* Set Advanced Error Capabilities and Control PF0 register */
reg = PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX |
PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX_EN |
@@ -488,8 +597,9 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
reg = advk_readl(pcie, PCIE_CORE_PCIEXP_CAP + PCI_EXP_DEVCTL);
reg &= ~PCI_EXP_DEVCTL_RELAX_EN;
reg &= ~PCI_EXP_DEVCTL_NOSNOOP_EN;
+ reg &= ~PCI_EXP_DEVCTL_PAYLOAD;
reg &= ~PCI_EXP_DEVCTL_READRQ;
- reg |= PCI_EXP_DEVCTL_PAYLOAD; /* Set max payload size */
+ reg |= PCI_EXP_DEVCTL_PAYLOAD_512B;
reg |= PCI_EXP_DEVCTL_READRQ_512B;
advk_writel(pcie, reg, PCIE_CORE_PCIEXP_CAP + PCI_EXP_DEVCTL);
@@ -574,19 +684,6 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
advk_pcie_disable_ob_win(pcie, i);
advk_pcie_train_link(pcie);
-
- /*
- * FIXME: The following register update is suspicious. This register is
- * applicable only when the PCI controller is configured for Endpoint
- * mode, not as a Root Complex. But apparently when this code is
- * removed, some cards stop working. This should be investigated and
- * a comment explaining this should be put here.
- */
- reg = advk_readl(pcie, PCIE_CORE_CMD_STATUS_REG);
- reg |= PCIE_CORE_CMD_MEM_ACCESS_EN |
- PCIE_CORE_CMD_IO_ACCESS_EN |
- PCIE_CORE_CMD_MEM_IO_REQ_EN;
- advk_writel(pcie, reg, PCIE_CORE_CMD_STATUS_REG);
}
static int advk_pcie_check_pio_status(struct advk_pcie *pcie, bool allow_crs, u32 *val)
@@ -682,7 +779,7 @@ static int advk_pcie_check_pio_status(struct advk_pcie *pcie, bool allow_crs, u3
else
str_posted = "Posted";
- dev_err(dev, "%s PIO Response Status: %s, %#x @ %#x\n",
+ dev_dbg(dev, "%s PIO Response Status: %s, %#x @ %#x\n",
str_posted, strcomp_status, reg, advk_readl(pcie, PIO_ADDR_LS));
return -EFAULT;
@@ -707,6 +804,72 @@ static int advk_pcie_wait_pio(struct advk_pcie *pcie)
return -ETIMEDOUT;
}
+static pci_bridge_emul_read_status_t
+advk_pci_bridge_emul_base_conf_read(struct pci_bridge_emul *bridge,
+ int reg, u32 *value)
+{
+ struct advk_pcie *pcie = bridge->data;
+
+ switch (reg) {
+ case PCI_COMMAND:
+ *value = advk_readl(pcie, PCIE_CORE_CMD_STATUS_REG);
+ return PCI_BRIDGE_EMUL_HANDLED;
+
+ case PCI_ROM_ADDRESS1:
+ *value = advk_readl(pcie, PCIE_CORE_EXP_ROM_BAR_REG);
+ return PCI_BRIDGE_EMUL_HANDLED;
+
+ case PCI_INTERRUPT_LINE: {
+ /*
+ * From the whole 32bit register we support reading from HW only
+ * one bit: PCI_BRIDGE_CTL_BUS_RESET.
+ * Other bits are retrieved only from emulated config buffer.
+ */
+ __le32 *cfgspace = (__le32 *)&bridge->conf;
+ u32 val = le32_to_cpu(cfgspace[PCI_INTERRUPT_LINE / 4]);
+ if (advk_readl(pcie, PCIE_CORE_CTRL1_REG) & HOT_RESET_GEN)
+ val |= PCI_BRIDGE_CTL_BUS_RESET << 16;
+ else
+ val &= ~(PCI_BRIDGE_CTL_BUS_RESET << 16);
+ *value = val;
+ return PCI_BRIDGE_EMUL_HANDLED;
+ }
+
+ default:
+ return PCI_BRIDGE_EMUL_NOT_HANDLED;
+ }
+}
+
+static void
+advk_pci_bridge_emul_base_conf_write(struct pci_bridge_emul *bridge,
+ int reg, u32 old, u32 new, u32 mask)
+{
+ struct advk_pcie *pcie = bridge->data;
+
+ switch (reg) {
+ case PCI_COMMAND:
+ advk_writel(pcie, new, PCIE_CORE_CMD_STATUS_REG);
+ break;
+
+ case PCI_ROM_ADDRESS1:
+ advk_writel(pcie, new, PCIE_CORE_EXP_ROM_BAR_REG);
+ break;
+
+ case PCI_INTERRUPT_LINE:
+ if (mask & (PCI_BRIDGE_CTL_BUS_RESET << 16)) {
+ u32 val = advk_readl(pcie, PCIE_CORE_CTRL1_REG);
+ if (new & (PCI_BRIDGE_CTL_BUS_RESET << 16))
+ val |= HOT_RESET_GEN;
+ else
+ val &= ~HOT_RESET_GEN;
+ advk_writel(pcie, val, PCIE_CORE_CTRL1_REG);
+ }
+ break;
+
+ default:
+ break;
+ }
+}
static pci_bridge_emul_read_status_t
advk_pci_bridge_emul_pcie_conf_read(struct pci_bridge_emul *bridge,
@@ -723,6 +886,7 @@ advk_pci_bridge_emul_pcie_conf_read(struct pci_bridge_emul *bridge,
case PCI_EXP_RTCTL: {
u32 val = advk_readl(pcie, PCIE_ISR0_MASK_REG);
*value = (val & PCIE_MSG_PM_PME_MASK) ? 0 : PCI_EXP_RTCTL_PMEIE;
+ *value |= le16_to_cpu(bridge->pcie_conf.rootctl) & PCI_EXP_RTCTL_CRSSVE;
*value |= PCI_EXP_RTCAP_CRSVIS << 16;
return PCI_BRIDGE_EMUL_HANDLED;
}
@@ -734,12 +898,26 @@ advk_pci_bridge_emul_pcie_conf_read(struct pci_bridge_emul *bridge,
return PCI_BRIDGE_EMUL_HANDLED;
}
+ case PCI_EXP_LNKCAP: {
+ u32 val = advk_readl(pcie, PCIE_CORE_PCIEXP_CAP + reg);
+ /*
+ * PCI_EXP_LNKCAP_DLLLARC bit is hardwired in aardvark HW to 0.
+ * But support for PCI_EXP_LNKSTA_DLLLA is emulated via ltssm
+ * state so explicitly enable PCI_EXP_LNKCAP_DLLLARC flag.
+ */
+ val |= PCI_EXP_LNKCAP_DLLLARC;
+ *value = val;
+ return PCI_BRIDGE_EMUL_HANDLED;
+ }
+
case PCI_EXP_LNKCTL: {
/* u32 contains both PCI_EXP_LNKCTL and PCI_EXP_LNKSTA */
u32 val = advk_readl(pcie, PCIE_CORE_PCIEXP_CAP + reg) &
~(PCI_EXP_LNKSTA_LT << 16);
- if (!advk_pcie_link_up(pcie))
+ if (advk_pcie_link_training(pcie))
val |= (PCI_EXP_LNKSTA_LT << 16);
+ if (advk_pcie_link_active(pcie))
+ val |= (PCI_EXP_LNKSTA_DLLLA << 16);
*value = val;
return PCI_BRIDGE_EMUL_HANDLED;
}
@@ -747,7 +925,6 @@ advk_pci_bridge_emul_pcie_conf_read(struct pci_bridge_emul *bridge,
case PCI_CAP_LIST_ID:
case PCI_EXP_DEVCAP:
case PCI_EXP_DEVCTL:
- case PCI_EXP_LNKCAP:
*value = advk_readl(pcie, PCIE_CORE_PCIEXP_CAP + reg);
return PCI_BRIDGE_EMUL_HANDLED;
default:
@@ -794,6 +971,8 @@ advk_pci_bridge_emul_pcie_conf_write(struct pci_bridge_emul *bridge,
}
static struct pci_bridge_emul_ops advk_pci_bridge_emul_ops = {
+ .read_base = advk_pci_bridge_emul_base_conf_read,
+ .write_base = advk_pci_bridge_emul_base_conf_write,
.read_pcie = advk_pci_bridge_emul_pcie_conf_read,
.write_pcie = advk_pci_bridge_emul_pcie_conf_write,
};
@@ -1082,7 +1261,7 @@ static int advk_msi_irq_domain_alloc(struct irq_domain *domain,
domain->host_data, handle_simple_irq,
NULL, NULL);
- return hwirq;
+ return 0;
}
static void advk_msi_irq_domain_free(struct irq_domain *domain,
@@ -1263,8 +1442,12 @@ static void advk_pcie_handle_msi(struct advk_pcie *pcie)
if (!(BIT(msi_idx) & msi_status))
continue;
+ /*
+ * msi_idx contains bits [4:0] of the msi_data and msi_data
+ * contains 16bit MSI interrupt number
+ */
advk_writel(pcie, BIT(msi_idx), PCIE_MSI_STATUS_REG);
- msi_data = advk_readl(pcie, PCIE_MSI_PAYLOAD_REG) & 0xFF;
+ msi_data = advk_readl(pcie, PCIE_MSI_PAYLOAD_REG) & PCIE_MSI_DATA_MASK;
generic_handle_irq(msi_data);
}
@@ -1286,12 +1469,6 @@ static void advk_pcie_handle_int(struct advk_pcie *pcie)
isr1_mask = advk_readl(pcie, PCIE_ISR1_MASK_REG);
isr1_status = isr1_val & ((~isr1_mask) & PCIE_ISR1_ALL_MASK);
- if (!isr0_status && !isr1_status) {
- advk_writel(pcie, isr0_val, PCIE_ISR0_REG);
- advk_writel(pcie, isr1_val, PCIE_ISR1_REG);
- return;
- }
-
/* Process MSI interrupts */
if (isr0_status & PCIE_ISR0_MSI_INT_PENDING)
advk_pcie_handle_msi(pcie);
diff --git a/drivers/pci/pci-bridge-emul.c b/drivers/pci/pci-bridge-emul.c
index fdaf86a888b7..db97cddfc85e 100644
--- a/drivers/pci/pci-bridge-emul.c
+++ b/drivers/pci/pci-bridge-emul.c
@@ -431,8 +431,21 @@ int pci_bridge_emul_conf_write(struct pci_bridge_emul *bridge, int where,
/* Clear the W1C bits */
new &= ~((value << shift) & (behavior[reg / 4].w1c & mask));
+ /* Save the new value with the cleared W1C bits into the cfgspace */
cfgspace[reg / 4] = cpu_to_le32(new);
+ /*
+ * Clear the W1C bits not specified by the write mask, so that the
+ * write_op() does not clear them.
+ */
+ new &= ~(behavior[reg / 4].w1c & ~mask);
+
+ /*
+ * Set the W1C bits specified by the write mask, so that write_op()
+ * knows about that they are to be cleared.
+ */
+ new |= (value << shift) & (behavior[reg / 4].w1c & mask);
+
if (write_op)
write_op(bridge, reg, old, new, mask);
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 5d2acebc3e96..fb91b2d7b1c5 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3584,6 +3584,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0032, quirk_no_bus_reset);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003c, quirk_no_bus_reset);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0033, quirk_no_bus_reset);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0034, quirk_no_bus_reset);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003e, quirk_no_bus_reset);
/*
* Root port on some Cavium CN8xxx chips do not successfully complete a bus
diff --git a/drivers/phy/qualcomm/phy-qcom-qusb2.c b/drivers/phy/qualcomm/phy-qcom-qusb2.c
index 557547dabfd5..f531043ec3de 100644
--- a/drivers/phy/qualcomm/phy-qcom-qusb2.c
+++ b/drivers/phy/qualcomm/phy-qcom-qusb2.c
@@ -474,7 +474,7 @@ static void qusb2_phy_set_tune2_param(struct qusb2_phy *qphy)
{
struct device *dev = &qphy->phy->dev;
const struct qusb2_phy_cfg *cfg = qphy->cfg;
- u8 *val;
+ u8 *val, hstx_trim;
/* efuse register is optional */
if (!qphy->cell)
@@ -488,7 +488,13 @@ static void qusb2_phy_set_tune2_param(struct qusb2_phy *qphy)
* set while configuring the phy.
*/
val = nvmem_cell_read(qphy->cell, NULL);
- if (IS_ERR(val) || !val[0]) {
+ if (IS_ERR(val)) {
+ dev_dbg(dev, "failed to read a valid hs-tx trim value\n");
+ return;
+ }
+ hstx_trim = val[0];
+ kfree(val);
+ if (!hstx_trim) {
dev_dbg(dev, "failed to read a valid hs-tx trim value\n");
return;
}
@@ -496,12 +502,10 @@ static void qusb2_phy_set_tune2_param(struct qusb2_phy *qphy)
/* Fused TUNE1/2 value is the higher nibble only */
if (cfg->update_tune1_with_efuse)
qusb2_write_mask(qphy->base, cfg->regs[QUSB2PHY_PORT_TUNE1],
- val[0] << HSTX_TRIM_SHIFT,
- HSTX_TRIM_MASK);
+ hstx_trim << HSTX_TRIM_SHIFT, HSTX_TRIM_MASK);
else
qusb2_write_mask(qphy->base, cfg->regs[QUSB2PHY_PORT_TUNE2],
- val[0] << HSTX_TRIM_SHIFT,
- HSTX_TRIM_MASK);
+ hstx_trim << HSTX_TRIM_SHIFT, HSTX_TRIM_MASK);
}
static int qusb2_phy_set_mode(struct phy *phy,
diff --git a/drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c b/drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c
index ae4bac024c7b..7e61202aa234 100644
--- a/drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c
+++ b/drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c
@@ -33,7 +33,7 @@
#define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON0 (0x54)
#define RETENABLEN BIT(3)
-#define FSEL_MASK GENMASK(7, 5)
+#define FSEL_MASK GENMASK(6, 4)
#define FSEL_DEFAULT (0x3 << 4)
#define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON1 (0x58)
diff --git a/drivers/phy/ti/phy-gmii-sel.c b/drivers/phy/ti/phy-gmii-sel.c
index 5fd2e8a08bfc..d0ab69750c6b 100644
--- a/drivers/phy/ti/phy-gmii-sel.c
+++ b/drivers/phy/ti/phy-gmii-sel.c
@@ -320,6 +320,8 @@ static int phy_gmii_sel_init_ports(struct phy_gmii_sel_priv *priv)
u64 size;
offset = of_get_address(dev->of_node, 0, &size, NULL);
+ if (!offset)
+ return -EINVAL;
priv->num_ports = size / sizeof(u32);
if (!priv->num_ports)
return -EINVAL;
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 6e6825d17a1d..840000870d5a 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -2077,6 +2077,8 @@ int pinctrl_enable(struct pinctrl_dev *pctldev)
if (error) {
dev_err(pctldev->dev, "could not claim hogs: %i\n",
error);
+ pinctrl_free_pindescs(pctldev, pctldev->desc->pins,
+ pctldev->desc->npins);
mutex_destroy(&pctldev->mutex);
kfree(pctldev);
diff --git a/drivers/pinctrl/pinctrl-equilibrium.c b/drivers/pinctrl/pinctrl-equilibrium.c
index ac1c47f542c1..3b6dcaa80e00 100644
--- a/drivers/pinctrl/pinctrl-equilibrium.c
+++ b/drivers/pinctrl/pinctrl-equilibrium.c
@@ -674,6 +674,11 @@ static int eqbr_build_functions(struct eqbr_pinctrl_drv_data *drvdata)
return ret;
for (i = 0; i < nr_funcs; i++) {
+
+ /* Ignore the same function with multiple groups */
+ if (funcs[i].name == NULL)
+ continue;
+
ret = pinmux_generic_add_function(drvdata->pctl_dev,
funcs[i].name,
funcs[i].groups,
@@ -805,7 +810,7 @@ static int pinctrl_reg(struct eqbr_pinctrl_drv_data *drvdata)
ret = eqbr_build_functions(drvdata);
if (ret) {
- dev_err(dev, "Failed to build groups\n");
+ dev_err(dev, "Failed to build functions\n");
return ret;
}
diff --git a/drivers/pinctrl/renesas/core.c b/drivers/pinctrl/renesas/core.c
index c528c124fb0e..9d168b90cd28 100644
--- a/drivers/pinctrl/renesas/core.c
+++ b/drivers/pinctrl/renesas/core.c
@@ -890,7 +890,7 @@ static void __init sh_pfc_check_drive_reg(const struct sh_pfc_soc_info *info,
if (!field->pin && !field->offset && !field->size)
continue;
- mask = GENMASK(field->offset + field->size, field->offset);
+ mask = GENMASK(field->offset + field->size - 1, field->offset);
if (mask & seen)
sh_pfc_err("drive_reg 0x%x: field %u overlap\n",
drive->reg, i);
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 5c2f2e337b57..2a313643e038 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -9097,7 +9097,7 @@ static int fan_write_cmd_level(const char *cmd, int *rc)
if (strlencmp(cmd, "level auto") == 0)
level = TP_EC_FAN_AUTO;
- else if ((strlencmp(cmd, "level disengaged") == 0) |
+ else if ((strlencmp(cmd, "level disengaged") == 0) ||
(strlencmp(cmd, "level full-speed") == 0))
level = TP_EC_FAN_FULLSPEED;
else if (sscanf(cmd, "level %d", &level) != 1)
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index d88f388a3450..1f80b2628162 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -354,7 +354,14 @@ static acpi_status __query_block(struct wmi_block *wblock, u8 instance,
* the WQxx method failed - we should disable collection anyway.
*/
if ((block->flags & ACPI_WMI_EXPENSIVE) && ACPI_SUCCESS(wc_status)) {
- status = acpi_execute_simple_method(handle, wc_method, 0);
+ /*
+ * Ignore whether this WCxx call succeeds or not since
+ * the previously executed WQxx method call might have
+ * succeeded, and returning the failing status code
+ * of this call would throw away the result of the WQxx
+ * call, potentially leaking memory.
+ */
+ acpi_execute_simple_method(handle, wc_method, 0);
}
return status;
diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c
index eb4f4284982f..3012eb13a08c 100644
--- a/drivers/power/supply/bq27xxx_battery_i2c.c
+++ b/drivers/power/supply/bq27xxx_battery_i2c.c
@@ -187,7 +187,8 @@ static int bq27xxx_battery_i2c_probe(struct i2c_client *client,
dev_err(&client->dev,
"Unable to register IRQ %d error %d\n",
client->irq, ret);
- return ret;
+ bq27xxx_battery_teardown(di);
+ goto err_failed;
}
}
diff --git a/drivers/power/supply/max17040_battery.c b/drivers/power/supply/max17040_battery.c
index d956c67d5155..b6b29ec3d93e 100644
--- a/drivers/power/supply/max17040_battery.c
+++ b/drivers/power/supply/max17040_battery.c
@@ -482,6 +482,8 @@ static int max17040_probe(struct i2c_client *client,
chip->client = client;
chip->regmap = devm_regmap_init_i2c(client, &max17040_regmap);
chip->pdata = client->dev.platform_data;
+ if (IS_ERR(chip->regmap))
+ return PTR_ERR(chip->regmap);
chip_id = (enum chip_id) id->driver_data;
if (client->dev.of_node) {
ret = max17040_get_of_data(chip);
diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c
index 69bb0f56e492..76b0f45a20b4 100644
--- a/drivers/power/supply/max17042_battery.c
+++ b/drivers/power/supply/max17042_battery.c
@@ -316,7 +316,10 @@ static int max17042_get_property(struct power_supply *psy,
val->intval = data * 625 / 8;
break;
case POWER_SUPPLY_PROP_CAPACITY:
- ret = regmap_read(map, MAX17042_RepSOC, &data);
+ if (chip->pdata->enable_current_sense)
+ ret = regmap_read(map, MAX17042_RepSOC, &data);
+ else
+ ret = regmap_read(map, MAX17042_VFSOC, &data);
if (ret < 0)
return ret;
@@ -851,7 +854,8 @@ static void max17042_set_soc_threshold(struct max17042_chip *chip, u16 off)
regmap_read(map, MAX17042_RepSOC, &soc);
soc >>= 8;
soc_tr = (soc + off) << 8;
- soc_tr |= (soc - off);
+ if (off < soc)
+ soc_tr |= soc - off;
regmap_write(map, MAX17042_SALRT_Th, soc_tr);
}
@@ -871,6 +875,10 @@ static irqreturn_t max17042_thread_handler(int id, void *dev)
max17042_set_soc_threshold(chip, 1);
}
+ /* we implicitly handle all alerts via power_supply_changed */
+ regmap_clear_bits(chip->regmap, MAX17042_STATUS,
+ 0xFFFF & ~(STATUS_POR_BIT | STATUS_BST_BIT));
+
power_supply_changed(chip->battery);
return IRQ_HANDLED;
}
diff --git a/drivers/power/supply/rt5033_battery.c b/drivers/power/supply/rt5033_battery.c
index 9ad0afe83d1b..7a23c70f4879 100644
--- a/drivers/power/supply/rt5033_battery.c
+++ b/drivers/power/supply/rt5033_battery.c
@@ -60,7 +60,7 @@ static int rt5033_battery_get_watt_prop(struct i2c_client *client,
regmap_read(battery->regmap, regh, &msb);
regmap_read(battery->regmap, regl, &lsb);
- ret = ((msb << 4) + (lsb >> 4)) * 1250 / 1000;
+ ret = ((msb << 4) + (lsb >> 4)) * 1250;
return ret;
}
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index 7c111bbdc2af..35269f998210 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -850,18 +850,15 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
/* DS4 GPIO */
gpio_direction_output(pdata->buck_ds[2], 0x0);
- if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs ||
- pdata->buck4_gpiodvs) {
- regmap_update_bits(s5m8767->iodev->regmap_pmic,
- S5M8767_REG_BUCK2CTRL, 1 << 1,
- (pdata->buck2_gpiodvs) ? (1 << 1) : (0 << 1));
- regmap_update_bits(s5m8767->iodev->regmap_pmic,
- S5M8767_REG_BUCK3CTRL, 1 << 1,
- (pdata->buck3_gpiodvs) ? (1 << 1) : (0 << 1));
- regmap_update_bits(s5m8767->iodev->regmap_pmic,
- S5M8767_REG_BUCK4CTRL, 1 << 1,
- (pdata->buck4_gpiodvs) ? (1 << 1) : (0 << 1));
- }
+ regmap_update_bits(s5m8767->iodev->regmap_pmic,
+ S5M8767_REG_BUCK2CTRL, 1 << 1,
+ (pdata->buck2_gpiodvs) ? (1 << 1) : (0 << 1));
+ regmap_update_bits(s5m8767->iodev->regmap_pmic,
+ S5M8767_REG_BUCK3CTRL, 1 << 1,
+ (pdata->buck3_gpiodvs) ? (1 << 1) : (0 << 1));
+ regmap_update_bits(s5m8767->iodev->regmap_pmic,
+ S5M8767_REG_BUCK4CTRL, 1 << 1,
+ (pdata->buck4_gpiodvs) ? (1 << 1) : (0 << 1));
/* Initialize GPIO DVS registers */
for (i = 0; i < 8; i++) {
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 47924d5ed4f5..369a97f3eca9 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -550,9 +550,6 @@ static int rproc_handle_vdev(struct rproc *rproc, struct fw_rsc_vdev *rsc,
/* Initialise vdev subdevice */
snprintf(name, sizeof(name), "vdev%dbuffer", rvdev->index);
rvdev->dev.parent = &rproc->dev;
- ret = copy_dma_range_map(&rvdev->dev, rproc->dev.parent);
- if (ret)
- return ret;
rvdev->dev.release = rproc_rvdev_release;
dev_set_name(&rvdev->dev, "%s#%s", dev_name(rvdev->dev.parent), name);
dev_set_drvdata(&rvdev->dev, rvdev);
@@ -562,6 +559,11 @@ static int rproc_handle_vdev(struct rproc *rproc, struct fw_rsc_vdev *rsc,
put_device(&rvdev->dev);
return ret;
}
+
+ ret = copy_dma_range_map(&rvdev->dev, rproc->dev.parent);
+ if (ret)
+ goto free_rvdev;
+
/* Make device dma capable by inheriting from parent's capabilities */
set_dma_ops(&rvdev->dev, get_dma_ops(rproc->dev.parent));
diff --git a/drivers/reset/reset-socfpga.c b/drivers/reset/reset-socfpga.c
index bdd984296196..f9fa7fde7afb 100644
--- a/drivers/reset/reset-socfpga.c
+++ b/drivers/reset/reset-socfpga.c
@@ -85,3 +85,29 @@ void __init socfpga_reset_init(void)
for_each_matching_node(np, socfpga_early_reset_dt_ids)
a10_reset_init(np);
}
+
+/*
+ * The early driver is problematic, because it doesn't register
+ * itself as a driver. This causes certain device links to prevent
+ * consumer devices from probing. The hacky solution is to register
+ * an empty driver, whose only job is to attach itself to the reset
+ * manager and call probe.
+ */
+static const struct of_device_id socfpga_reset_dt_ids[] = {
+ { .compatible = "altr,rst-mgr", },
+ { /* sentinel */ },
+};
+
+static int reset_simple_probe(struct platform_device *pdev)
+{
+ return 0;
+}
+
+static struct platform_driver reset_socfpga_driver = {
+ .probe = reset_simple_probe,
+ .driver = {
+ .name = "socfpga-reset",
+ .of_match_table = socfpga_reset_dt_ids,
+ },
+};
+builtin_platform_driver(reset_socfpga_driver);
diff --git a/drivers/rtc/rtc-rv3032.c b/drivers/rtc/rtc-rv3032.c
index 3e67f71f4261..9e6166864bd7 100644
--- a/drivers/rtc/rtc-rv3032.c
+++ b/drivers/rtc/rtc-rv3032.c
@@ -617,11 +617,11 @@ static int rv3032_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
ret = rv3032_enter_eerd(rv3032, &eerd);
if (ret)
- goto exit_eerd;
+ return ret;
ret = regmap_write(rv3032->regmap, RV3032_CLKOUT1, hfd & 0xff);
if (ret)
- return ret;
+ goto exit_eerd;
ret = regmap_write(rv3032->regmap, RV3032_CLKOUT2, RV3032_CLKOUT2_OS |
FIELD_PREP(RV3032_CLKOUT2_HFD_MSK, hfd >> 8));
diff --git a/drivers/s390/char/tape_std.c b/drivers/s390/char/tape_std.c
index 1f5fab617b67..f7e75d9fedf6 100644
--- a/drivers/s390/char/tape_std.c
+++ b/drivers/s390/char/tape_std.c
@@ -53,7 +53,6 @@ int
tape_std_assign(struct tape_device *device)
{
int rc;
- struct timer_list timeout;
struct tape_request *request;
request = tape_alloc_request(2, 11);
@@ -70,7 +69,7 @@ tape_std_assign(struct tape_device *device)
* So we set up a timeout for this call.
*/
timer_setup(&request->timer, tape_std_assign_timeout, 0);
- mod_timer(&timeout, jiffies + 2 * HZ);
+ mod_timer(&request->timer, jiffies + msecs_to_jiffies(2000));
rc = tape_do_io_interruptible(device, request);
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 305db4173dcf..cf2c3c4c590f 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -433,8 +433,8 @@ static ssize_t dev_busid_show(struct device *dev,
struct subchannel *sch = to_subchannel(dev);
struct pmcw *pmcw = &sch->schib.pmcw;
- if ((pmcw->st == SUBCHANNEL_TYPE_IO ||
- pmcw->st == SUBCHANNEL_TYPE_MSG) && pmcw->dnv)
+ if ((pmcw->st == SUBCHANNEL_TYPE_IO && pmcw->dnv) ||
+ (pmcw->st == SUBCHANNEL_TYPE_MSG && pmcw->w))
return sysfs_emit(buf, "0.%x.%04x\n", sch->schid.ssid,
pmcw->dev);
else
diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index 0fe7b2f2e7f5..c533d1dadc6b 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -825,13 +825,23 @@ EXPORT_SYMBOL_GPL(ccw_device_get_chid);
*/
void *ccw_device_dma_zalloc(struct ccw_device *cdev, size_t size)
{
- return cio_gp_dma_zalloc(cdev->private->dma_pool, &cdev->dev, size);
+ void *addr;
+
+ if (!get_device(&cdev->dev))
+ return NULL;
+ addr = cio_gp_dma_zalloc(cdev->private->dma_pool, &cdev->dev, size);
+ if (IS_ERR_OR_NULL(addr))
+ put_device(&cdev->dev);
+ return addr;
}
EXPORT_SYMBOL(ccw_device_dma_zalloc);
void ccw_device_dma_free(struct ccw_device *cdev, void *cpu_addr, size_t size)
{
+ if (!cpu_addr)
+ return;
cio_gp_dma_free(cdev->private->dma_pool, cpu_addr, size);
+ put_device(&cdev->dev);
}
EXPORT_SYMBOL(ccw_device_dma_free);
diff --git a/drivers/s390/crypto/ap_queue.c b/drivers/s390/crypto/ap_queue.c
index 639f8d25679c..ff0018f5bbe5 100644
--- a/drivers/s390/crypto/ap_queue.c
+++ b/drivers/s390/crypto/ap_queue.c
@@ -142,6 +142,8 @@ static struct ap_queue_status ap_sm_recv(struct ap_queue *aq)
switch (status.response_code) {
case AP_RESPONSE_NORMAL:
aq->queue_count = max_t(int, 0, aq->queue_count - 1);
+ if (!status.queue_empty && !aq->queue_count)
+ aq->queue_count++;
if (aq->queue_count > 0)
mod_timer(&aq->timeout,
jiffies + aq->request_timeout);
diff --git a/drivers/scsi/csiostor/csio_lnode.c b/drivers/scsi/csiostor/csio_lnode.c
index dc98f51f466f..d5ac93897023 100644
--- a/drivers/scsi/csiostor/csio_lnode.c
+++ b/drivers/scsi/csiostor/csio_lnode.c
@@ -619,7 +619,7 @@ csio_ln_vnp_read_cbfn(struct csio_hw *hw, struct csio_mb *mbp)
struct fc_els_csp *csp;
struct fc_els_cssp *clsp;
enum fw_retval retval;
- __be32 nport_id;
+ __be32 nport_id = 0;
retval = FW_CMD_RETVAL_G(ntohl(rsp->alloc_to_len16));
if (retval != FW_SUCCESS) {
diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c
index fa16894d8758..6cb48ae8e124 100644
--- a/drivers/scsi/dc395x.c
+++ b/drivers/scsi/dc395x.c
@@ -4658,6 +4658,7 @@ static int dc395x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
/* initialise the adapter and everything we need */
if (adapter_init(acb, io_port_base, io_port_len, irq)) {
dprintkl(KERN_INFO, "adapter init failed\n");
+ acb = NULL;
goto fail;
}
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index 2114d2dd3501..5d751628a634 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.c
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -3107,7 +3107,7 @@ pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
* fw_control_context->usrAddr
*/
complete(pm8001_ha->nvmd_completion);
- pm8001_dbg(pm8001_ha, MSG, "Set nvm data complete!\n");
+ pm8001_dbg(pm8001_ha, MSG, "Get nvmd data complete!\n");
ccb->task = NULL;
ccb->ccb_tag = 0xFFFFFFFF;
pm8001_tag_free(pm8001_ha, tag);
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 6a2c4a6fcded..e40a37236aa1 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1862,6 +1862,18 @@ qla2x00_port_speed_store(struct device *dev, struct device_attribute *attr,
return strlen(buf);
}
+static const struct {
+ u16 rate;
+ char *str;
+} port_speed_str[] = {
+ { PORT_SPEED_4GB, "4" },
+ { PORT_SPEED_8GB, "8" },
+ { PORT_SPEED_16GB, "16" },
+ { PORT_SPEED_32GB, "32" },
+ { PORT_SPEED_64GB, "64" },
+ { PORT_SPEED_10GB, "10" },
+};
+
static ssize_t
qla2x00_port_speed_show(struct device *dev, struct device_attribute *attr,
char *buf)
@@ -1869,7 +1881,8 @@ qla2x00_port_speed_show(struct device *dev, struct device_attribute *attr,
struct scsi_qla_host *vha = shost_priv(dev_to_shost(dev));
struct qla_hw_data *ha = vha->hw;
ssize_t rval;
- char *spd[7] = {"0", "0", "0", "4", "8", "16", "32"};
+ u16 i;
+ char *speed = "Unknown";
rval = qla2x00_get_data_rate(vha);
if (rval != QLA_SUCCESS) {
@@ -1878,7 +1891,14 @@ qla2x00_port_speed_show(struct device *dev, struct device_attribute *attr,
return -EINVAL;
}
- return scnprintf(buf, PAGE_SIZE, "%s\n", spd[ha->link_data_rate]);
+ for (i = 0; i < ARRAY_SIZE(port_speed_str); i++) {
+ if (port_speed_str[i].rate != ha->link_data_rate)
+ continue;
+ speed = port_speed_str[i].str;
+ break;
+ }
+
+ return scnprintf(buf, PAGE_SIZE, "%s\n", speed);
}
/* ----- */
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 144a893e7335..3a20bf8ce5ab 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -12,8 +12,7 @@
* ----------------------------------------------------------------------
* | Module Init and Probe | 0x0199 | |
* | Mailbox commands | 0x1206 | 0x11a5-0x11ff |
- * | Device Discovery | 0x2134 | 0x210e-0x2116 |
- * | | | 0x211a |
+ * | Device Discovery | 0x2134 | 0x210e-0x2115 |
* | | | 0x211c-0x2128 |
* | | | 0x212c-0x2134 |
* | Queue Command and IO tracing | 0x3074 | 0x300b |
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index e39b4f2da73a..3bc185027342 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -158,7 +158,6 @@ extern int ql2xasynctmfenable;
extern int ql2xgffidenable;
extern int ql2xenabledif;
extern int ql2xenablehba_err_chk;
-extern int ql2xtargetreset;
extern int ql2xdontresethba;
extern uint64_t ql2xmaxlun;
extern int ql2xmdcapmask;
@@ -791,7 +790,6 @@ extern void qlafx00_abort_iocb(srb_t *, struct abort_iocb_entry_fx00 *);
extern void qlafx00_fxdisc_iocb(srb_t *, struct fxdisc_entry_fx00 *);
extern void qlafx00_timer_routine(scsi_qla_host_t *);
extern int qlafx00_rescan_isp(scsi_qla_host_t *);
-extern int qlafx00_loop_reset(scsi_qla_host_t *vha);
/* qla82xx related functions */
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index b7aac3116f2d..fdae25ec554d 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -976,8 +976,6 @@ static void qla24xx_async_gnl_sp_done(srb_t *sp, int res)
sp->name, res, sp->u.iocb_cmd.u.mbx.in_mb[1],
sp->u.iocb_cmd.u.mbx.in_mb[2]);
- if (res == QLA_FUNCTION_TIMEOUT)
- return;
sp->fcport->flags &= ~(FCF_ASYNC_SENT|FCF_ASYNC_ACTIVE);
memset(&ea, 0, sizeof(ea));
@@ -1015,8 +1013,8 @@ static void qla24xx_async_gnl_sp_done(srb_t *sp, int res)
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
list_for_each_entry_safe(fcport, tf, &h, gnl_entry) {
- list_del_init(&fcport->gnl_entry);
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
+ list_del_init(&fcport->gnl_entry);
fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
ea.fcport = fcport;
@@ -1708,10 +1706,52 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
fc_port_t *fcport;
unsigned long flags;
- fcport = qla2x00_find_fcport_by_nportid(vha, &ea->id, 1);
- if (fcport) {
- fcport->scan_needed = 1;
- fcport->rscn_gen++;
+ switch (ea->id.b.rsvd_1) {
+ case RSCN_PORT_ADDR:
+ fcport = qla2x00_find_fcport_by_nportid(vha, &ea->id, 1);
+ if (fcport) {
+ if (fcport->flags & FCF_FCP2_DEVICE) {
+ ql_dbg(ql_dbg_disc, vha, 0x2115,
+ "Delaying session delete for FCP2 portid=%06x %8phC ",
+ fcport->d_id.b24, fcport->port_name);
+ return;
+ }
+ fcport->scan_needed = 1;
+ fcport->rscn_gen++;
+ }
+ break;
+ case RSCN_AREA_ADDR:
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->flags & FCF_FCP2_DEVICE)
+ continue;
+
+ if ((ea->id.b24 & 0xffff00) == (fcport->d_id.b24 & 0xffff00)) {
+ fcport->scan_needed = 1;
+ fcport->rscn_gen++;
+ }
+ }
+ break;
+ case RSCN_DOM_ADDR:
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->flags & FCF_FCP2_DEVICE)
+ continue;
+
+ if ((ea->id.b24 & 0xff0000) == (fcport->d_id.b24 & 0xff0000)) {
+ fcport->scan_needed = 1;
+ fcport->rscn_gen++;
+ }
+ }
+ break;
+ case RSCN_FAB_ADDR:
+ default:
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->flags & FCF_FCP2_DEVICE)
+ continue;
+
+ fcport->scan_needed = 1;
+ fcport->rscn_gen++;
+ }
+ break;
}
spin_lock_irqsave(&vha->work_lock, flags);
diff --git a/drivers/scsi/qla2xxx/qla_mr.c b/drivers/scsi/qla2xxx/qla_mr.c
index ca7306685325..7178646ee0f0 100644
--- a/drivers/scsi/qla2xxx/qla_mr.c
+++ b/drivers/scsi/qla2xxx/qla_mr.c
@@ -738,29 +738,6 @@ qlafx00_lun_reset(fc_port_t *fcport, uint64_t l, int tag)
return qla2x00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag);
}
-int
-qlafx00_loop_reset(scsi_qla_host_t *vha)
-{
- int ret;
- struct fc_port *fcport;
- struct qla_hw_data *ha = vha->hw;
-
- if (ql2xtargetreset) {
- list_for_each_entry(fcport, &vha->vp_fcports, list) {
- if (fcport->port_type != FCT_TARGET)
- continue;
-
- ret = ha->isp_ops->target_reset(fcport, 0, 0);
- if (ret != QLA_SUCCESS) {
- ql_dbg(ql_dbg_taskm, vha, 0x803d,
- "Bus Reset failed: Reset=%d "
- "d_id=%x.\n", ret, fcport->d_id.b24);
- }
- }
- }
- return QLA_SUCCESS;
-}
-
int
qlafx00_iospace_config(struct qla_hw_data *ha)
{
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 4af794c46d17..e7f73a167fbd 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -197,12 +197,6 @@ MODULE_PARM_DESC(ql2xdbwr,
" 0 -- Regular doorbell.\n"
" 1 -- CAMRAM doorbell (faster).\n");
-int ql2xtargetreset = 1;
-module_param(ql2xtargetreset, int, S_IRUGO);
-MODULE_PARM_DESC(ql2xtargetreset,
- "Enable target reset."
- "Default is 1 - use hw defaults.");
-
int ql2xgffidenable;
module_param(ql2xgffidenable, int, S_IRUGO);
MODULE_PARM_DESC(ql2xgffidenable,
@@ -1254,6 +1248,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
uint32_t ratov_j;
struct qla_qpair *qpair;
unsigned long flags;
+ int fast_fail_status = SUCCESS;
if (qla2x00_isp_reg_stat(ha)) {
ql_log(ql_log_info, vha, 0x8042,
@@ -1261,15 +1256,16 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
return FAILED;
}
+ /* Save any FAST_IO_FAIL value to return later if abort succeeds */
ret = fc_block_scsi_eh(cmd);
if (ret != 0)
- return ret;
+ fast_fail_status = ret;
sp = scsi_cmd_priv(cmd);
qpair = sp->qpair;
if ((sp->fcport && sp->fcport->deleted) || !qpair)
- return SUCCESS;
+ return fast_fail_status != SUCCESS ? fast_fail_status : FAILED;
spin_lock_irqsave(qpair->qp_lock_ptr, flags);
sp->comp = ∁
@@ -1304,7 +1300,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
__func__, ha->r_a_tov/10);
ret = FAILED;
} else {
- ret = SUCCESS;
+ ret = fast_fail_status;
}
break;
default:
@@ -1650,27 +1646,10 @@ int
qla2x00_loop_reset(scsi_qla_host_t *vha)
{
int ret;
- struct fc_port *fcport;
struct qla_hw_data *ha = vha->hw;
- if (IS_QLAFX00(ha)) {
- return qlafx00_loop_reset(vha);
- }
-
- if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
- list_for_each_entry(fcport, &vha->vp_fcports, list) {
- if (fcport->port_type != FCT_TARGET)
- continue;
-
- ret = ha->isp_ops->target_reset(fcport, 0, 0);
- if (ret != QLA_SUCCESS) {
- ql_dbg(ql_dbg_taskm, vha, 0x802c,
- "Bus Reset failed: Reset=%d "
- "d_id=%x.\n", ret, fcport->d_id.b24);
- }
- }
- }
-
+ if (IS_QLAFX00(ha))
+ return QLA_SUCCESS;
if (ha->flags.enable_lip_full_login && !IS_CNA_CAPABLE(ha)) {
atomic_set(&vha->loop_state, LOOP_DOWN);
@@ -3953,6 +3932,16 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha)
"Mark all dev lost\n");
list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->loop_id != FC_NO_LOOP_ID &&
+ (fcport->flags & FCF_FCP2_DEVICE) &&
+ fcport->port_type == FCT_TARGET &&
+ !qla2x00_reset_active(vha)) {
+ ql_dbg(ql_dbg_disc, vha, 0x211a,
+ "Delaying session delete for FCP2 flags 0x%x port_type = 0x%x port_id=%06x %phC",
+ fcport->flags, fcport->port_type,
+ fcport->d_id.b24, fcport->port_name);
+ continue;
+ }
fcport->scan_state = 0;
qlt_schedule_sess_for_deletion(fcport);
}
@@ -4077,7 +4066,7 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
ql_dbg_pci(ql_dbg_init, ha->pdev,
0xe0ee, "%s: failed alloc dsd\n",
__func__);
- return 1;
+ return -ENOMEM;
}
ha->dif_bundle_kallocs++;
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 8d4976725a75..ebed14bed783 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -3256,8 +3256,7 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type,
"RESET-RSP online/active/old-count/new-count = %d/%d/%d/%d.\n",
vha->flags.online, qla2x00_reset_active(vha),
cmd->reset_count, qpair->chip_reset);
- spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
- return 0;
+ goto out_unmap_unlock;
}
/* Does F/W have an IOCBs for this request */
@@ -3380,10 +3379,6 @@ int qlt_rdy_to_xfer(struct qla_tgt_cmd *cmd)
prm.sg = NULL;
prm.req_cnt = 1;
- /* Calculate number of entries and segments required */
- if (qlt_pci_map_calc_cnt(&prm) != 0)
- return -EAGAIN;
-
if (!qpair->fw_started || (cmd->reset_count != qpair->chip_reset) ||
(cmd->sess && cmd->sess->deleted)) {
/*
@@ -3401,6 +3396,10 @@ int qlt_rdy_to_xfer(struct qla_tgt_cmd *cmd)
return 0;
}
+ /* Calculate number of entries and segments required */
+ if (qlt_pci_map_calc_cnt(&prm) != 0)
+ return -EAGAIN;
+
spin_lock_irqsave(qpair->qp_lock_ptr, flags);
/* Does F/W have an IOCBs for this request */
res = qlt_check_reserve_free_req(qpair, prm.req_cnt);
@@ -3805,9 +3804,6 @@ void qlt_free_cmd(struct qla_tgt_cmd *cmd)
BUG_ON(cmd->cmd_in_wq);
- if (cmd->sg_mapped)
- qlt_unmap_sg(cmd->vha, cmd);
-
if (!cmd->q_full)
qlt_decr_num_pend_cmds(cmd->vha);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index d89db29fa829..6f3d29d16d1f 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1193,8 +1193,6 @@ static blk_status_t scsi_setup_scsi_cmnd(struct scsi_device *sdev,
}
cmd->cmd_len = scsi_req(req)->cmd_len;
- if (cmd->cmd_len == 0)
- cmd->cmd_len = scsi_command_size(cmd->cmnd);
cmd->cmnd = scsi_req(req)->cmd;
cmd->transfersize = blk_rq_bytes(req);
cmd->allowed = scsi_req(req)->retries;
diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c
index 24927cf485b4..8c92d1bde64b 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.c
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.c
@@ -91,7 +91,9 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba)
clki->min_freq = clkfreq[i];
clki->max_freq = clkfreq[i+1];
- clki->name = kstrdup(name, GFP_KERNEL);
+ clki->name = devm_kstrdup(dev, name, GFP_KERNEL);
+ if (!strcmp(name, "ref_clk"))
+ clki->keep_link_active = true;
dev_dbg(dev, "%s: min %u max %u name %s\n", "freq-table-hz",
clki->min_freq, clki->max_freq, clki->name);
list_add_tail(&clki->list, &hba->clk_list_head);
@@ -125,7 +127,7 @@ static int ufshcd_populate_vreg(struct device *dev, const char *name,
if (!vreg)
return -ENOMEM;
- vreg->name = kstrdup(name, GFP_KERNEL);
+ vreg->name = devm_kstrdup(dev, name, GFP_KERNEL);
snprintf(prop_name, MAX_PROP_SIZE, "%s-max-microamp", name);
if (of_property_read_u32(np, prop_name, &vreg->max_uA)) {
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 3139d9df6f32..930f35863cbb 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -221,8 +221,6 @@ static int ufshcd_eh_host_reset_handler(struct scsi_cmnd *cmd);
static int ufshcd_clear_tm_cmd(struct ufs_hba *hba, int tag);
static void ufshcd_hba_exit(struct ufs_hba *hba);
static int ufshcd_probe_hba(struct ufs_hba *hba, bool async);
-static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
- bool skip_ref_clk);
static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on);
static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba);
static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba);
@@ -1714,11 +1712,7 @@ static void ufshcd_gate_work(struct work_struct *work)
ufshcd_disable_irq(hba);
- if (!ufshcd_is_link_active(hba))
- ufshcd_setup_clocks(hba, false);
- else
- /* If link is active, device ref_clk can't be switched off */
- __ufshcd_setup_clocks(hba, false, true);
+ ufshcd_setup_clocks(hba, false);
/*
* In case you are here to cancel this work the gating state
@@ -8055,8 +8049,7 @@ static int ufshcd_init_hba_vreg(struct ufs_hba *hba)
return 0;
}
-static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
- bool skip_ref_clk)
+static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on)
{
int ret = 0;
struct ufs_clk_info *clki;
@@ -8074,7 +8067,12 @@ static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
list_for_each_entry(clki, head, list) {
if (!IS_ERR_OR_NULL(clki->clk)) {
- if (skip_ref_clk && !strcmp(clki->name, "ref_clk"))
+ /*
+ * Don't disable clocks which are needed
+ * to keep the link active.
+ */
+ if (ufshcd_is_link_active(hba) &&
+ clki->keep_link_active)
continue;
clk_state_changed = on ^ clki->enabled;
@@ -8119,11 +8117,6 @@ static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
return ret;
}
-static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on)
-{
- return __ufshcd_setup_clocks(hba, on, false);
-}
-
static int ufshcd_init_clocks(struct ufs_hba *hba)
{
int ret = 0;
@@ -8642,11 +8635,7 @@ static int ufshcd_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op)
*/
ufshcd_disable_irq(hba);
- if (!ufshcd_is_link_active(hba))
- ufshcd_setup_clocks(hba, false);
- else
- /* If link is active, device ref_clk can't be switched off */
- __ufshcd_setup_clocks(hba, false, true);
+ ufshcd_setup_clocks(hba, false);
if (ufshcd_is_clkgating_allowed(hba)) {
hba->clk_gating.state = CLKS_OFF;
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 812aa348751e..1ba9c786feb6 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -229,6 +229,8 @@ struct ufs_dev_cmd {
* @max_freq: maximum frequency supported by the clock
* @min_freq: min frequency that can be used for clock scaling
* @curr_freq: indicates the current frequency that it is set to
+ * @keep_link_active: indicates that the clk should not be disabled if
+ link is active
* @enabled: variable to check against multiple enable/disable
*/
struct ufs_clk_info {
@@ -238,6 +240,7 @@ struct ufs_clk_info {
u32 max_freq;
u32 min_freq;
u32 curr_freq;
+ bool keep_link_active;
bool enabled;
};
diff --git a/drivers/soc/fsl/dpaa2-console.c b/drivers/soc/fsl/dpaa2-console.c
index 27243f706f37..53917410f2bd 100644
--- a/drivers/soc/fsl/dpaa2-console.c
+++ b/drivers/soc/fsl/dpaa2-console.c
@@ -231,6 +231,7 @@ static ssize_t dpaa2_console_read(struct file *fp, char __user *buf,
cd->cur_ptr += bytes;
written += bytes;
+ kfree(kbuf);
return written;
err_free_buf:
diff --git a/drivers/soc/fsl/dpio/dpio-service.c b/drivers/soc/fsl/dpio/dpio-service.c
index 7351f3030550..779c319a4b82 100644
--- a/drivers/soc/fsl/dpio/dpio-service.c
+++ b/drivers/soc/fsl/dpio/dpio-service.c
@@ -59,7 +59,7 @@ static inline struct dpaa2_io *service_select_by_cpu(struct dpaa2_io *d,
* potentially being migrated away.
*/
if (cpu < 0)
- cpu = smp_processor_id();
+ cpu = raw_smp_processor_id();
/* If a specific cpu was requested, pick it up immediately */
return dpio_by_cpu[cpu];
diff --git a/drivers/soc/fsl/dpio/qbman-portal.c b/drivers/soc/fsl/dpio/qbman-portal.c
index 659b4a570d5b..3d69f56d9b9f 100644
--- a/drivers/soc/fsl/dpio/qbman-portal.c
+++ b/drivers/soc/fsl/dpio/qbman-portal.c
@@ -732,8 +732,7 @@ int qbman_swp_enqueue_multiple_mem_back(struct qbman_swp *s,
int i, num_enqueued = 0;
unsigned long irq_flags;
- spin_lock(&s->access_spinlock);
- local_irq_save(irq_flags);
+ spin_lock_irqsave(&s->access_spinlock, irq_flags);
half_mask = (s->eqcr.pi_ci_mask>>1);
full_mask = s->eqcr.pi_ci_mask;
@@ -744,8 +743,7 @@ int qbman_swp_enqueue_multiple_mem_back(struct qbman_swp *s,
s->eqcr.available = qm_cyc_diff(s->eqcr.pi_ring_size,
eqcr_ci, s->eqcr.ci);
if (!s->eqcr.available) {
- local_irq_restore(irq_flags);
- spin_unlock(&s->access_spinlock);
+ spin_unlock_irqrestore(&s->access_spinlock, irq_flags);
return 0;
}
}
@@ -784,8 +782,7 @@ int qbman_swp_enqueue_multiple_mem_back(struct qbman_swp *s,
dma_wmb();
qbman_write_register(s, QBMAN_CINH_SWP_EQCR_PI,
(QB_RT_BIT)|(s->eqcr.pi)|s->eqcr.pi_vb);
- local_irq_restore(irq_flags);
- spin_unlock(&s->access_spinlock);
+ spin_unlock_irqrestore(&s->access_spinlock, irq_flags);
return num_enqueued;
}
diff --git a/drivers/soc/qcom/apr.c b/drivers/soc/qcom/apr.c
index 7abfc8c4fdc7..f736d208362c 100644
--- a/drivers/soc/qcom/apr.c
+++ b/drivers/soc/qcom/apr.c
@@ -323,12 +323,14 @@ static int of_apr_add_pd_lookups(struct device *dev)
1, &service_path);
if (ret < 0) {
dev_err(dev, "pdr service path missing: %d\n", ret);
+ of_node_put(node);
return ret;
}
pds = pdr_add_lookup(apr->pdr, service_name, service_path);
if (IS_ERR(pds) && PTR_ERR(pds) != -EALREADY) {
dev_err(dev, "pdr add lookup failed: %ld\n", PTR_ERR(pds));
+ of_node_put(node);
return PTR_ERR(pds);
}
}
diff --git a/drivers/soc/qcom/rpmhpd.c b/drivers/soc/qcom/rpmhpd.c
index c8b584d0c8fb..436ec79122ed 100644
--- a/drivers/soc/qcom/rpmhpd.c
+++ b/drivers/soc/qcom/rpmhpd.c
@@ -24,9 +24,13 @@
* struct rpmhpd - top level RPMh power domain resource data structure
* @dev: rpmh power domain controller device
* @pd: generic_pm_domain corrresponding to the power domain
+ * @parent: generic_pm_domain corrresponding to the parent's power domain
* @peer: A peer power domain in case Active only Voting is
* supported
* @active_only: True if it represents an Active only peer
+ * @corner: current corner
+ * @active_corner: current active corner
+ * @enable_corner: lowest non-zero corner
* @level: An array of level (vlvl) to corner (hlvl) mappings
* derived from cmd-db
* @level_count: Number of levels supported by the power domain. max
@@ -44,6 +48,7 @@ struct rpmhpd {
const bool active_only;
unsigned int corner;
unsigned int active_corner;
+ unsigned int enable_corner;
u32 level[RPMH_ARC_MAX_LEVELS];
size_t level_count;
bool enabled;
@@ -292,13 +297,13 @@ static int rpmhpd_aggregate_corner(struct rpmhpd *pd, unsigned int corner)
static int rpmhpd_power_on(struct generic_pm_domain *domain)
{
struct rpmhpd *pd = domain_to_rpmhpd(domain);
- int ret = 0;
+ unsigned int corner;
+ int ret;
mutex_lock(&rpmhpd_lock);
- if (pd->corner)
- ret = rpmhpd_aggregate_corner(pd, pd->corner);
-
+ corner = max(pd->corner, pd->enable_corner);
+ ret = rpmhpd_aggregate_corner(pd, corner);
if (!ret)
pd->enabled = true;
@@ -343,6 +348,10 @@ static int rpmhpd_set_performance_state(struct generic_pm_domain *domain,
i--;
if (pd->enabled) {
+ /* Ensure that the domain isn't turn off */
+ if (i < pd->enable_corner)
+ i = pd->enable_corner;
+
ret = rpmhpd_aggregate_corner(pd, i);
if (ret)
goto out;
@@ -379,6 +388,10 @@ static int rpmhpd_update_level_mapping(struct rpmhpd *rpmhpd)
for (i = 0; i < rpmhpd->level_count; i++) {
rpmhpd->level[i] = buf[i];
+ /* Remember the first corner with non-zero level */
+ if (!rpmhpd->level[rpmhpd->enable_corner] && rpmhpd->level[i])
+ rpmhpd->enable_corner = i;
+
/*
* The AUX data may be zero padded. These 0 valued entries at
* the end of the map must be ignored.
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
index 0118bd986f90..5726c232e61d 100644
--- a/drivers/soc/tegra/pmc.c
+++ b/drivers/soc/tegra/pmc.c
@@ -693,7 +693,7 @@ static int tegra_powergate_power_up(struct tegra_powergate *pg,
err = tegra_powergate_enable_clocks(pg);
if (err)
- goto disable_clks;
+ goto powergate_off;
usleep_range(10, 20);
@@ -705,7 +705,7 @@ static int tegra_powergate_power_up(struct tegra_powergate *pg,
err = reset_control_deassert(pg->reset);
if (err)
- goto powergate_off;
+ goto disable_clks;
usleep_range(10, 20);
diff --git a/drivers/soundwire/debugfs.c b/drivers/soundwire/debugfs.c
index b6cad0d59b7b..49900cd207bc 100644
--- a/drivers/soundwire/debugfs.c
+++ b/drivers/soundwire/debugfs.c
@@ -19,7 +19,7 @@ void sdw_bus_debugfs_init(struct sdw_bus *bus)
return;
/* create the debugfs master-N */
- snprintf(name, sizeof(name), "master-%d", bus->link_id);
+ snprintf(name, sizeof(name), "master-%d-%d", bus->id, bus->link_id);
bus->debugfs = debugfs_create_dir(name, sdw_debugfs_root);
}
diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c
index b4d5930be2a9..3c0ae6dbc43e 100644
--- a/drivers/spi/spi-bcm-qspi.c
+++ b/drivers/spi/spi-bcm-qspi.c
@@ -1460,7 +1460,7 @@ int bcm_qspi_probe(struct platform_device *pdev,
&qspi->dev_ids[val]);
if (ret < 0) {
dev_err(&pdev->dev, "IRQ %s not found\n", name);
- goto qspi_probe_err;
+ goto qspi_unprepare_err;
}
qspi->dev_ids[val].dev = qspi;
@@ -1475,7 +1475,7 @@ int bcm_qspi_probe(struct platform_device *pdev,
if (!num_ints) {
dev_err(&pdev->dev, "no IRQs registered, cannot init driver\n");
ret = -EINVAL;
- goto qspi_probe_err;
+ goto qspi_unprepare_err;
}
bcm_qspi_hw_init(qspi);
@@ -1499,6 +1499,7 @@ int bcm_qspi_probe(struct platform_device *pdev,
qspi_reg_err:
bcm_qspi_hw_uninit(qspi);
+qspi_unprepare_err:
clk_disable_unprepare(qspi->clk);
qspi_probe_err:
kfree(qspi->dev_ids);
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index d1776fea287e..e4ee8b084799 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -1723,12 +1723,13 @@ static int verify_controller_parameters(struct pl022 *pl022,
return -EINVAL;
}
} else {
- if (chip_info->duplex != SSP_MICROWIRE_CHANNEL_FULL_DUPLEX)
+ if (chip_info->duplex != SSP_MICROWIRE_CHANNEL_FULL_DUPLEX) {
dev_err(&pl022->adev->dev,
"Microwire half duplex mode requested,"
" but this is only available in the"
" ST version of PL022\n");
- return -EINVAL;
+ return -EINVAL;
+ }
}
}
return 0;
diff --git a/drivers/spi/spi-rpc-if.c b/drivers/spi/spi-rpc-if.c
index 3579675485a5..727d7cf0a6ad 100644
--- a/drivers/spi/spi-rpc-if.c
+++ b/drivers/spi/spi-rpc-if.c
@@ -139,7 +139,9 @@ static int rpcif_spi_probe(struct platform_device *pdev)
return -ENOMEM;
rpc = spi_controller_get_devdata(ctlr);
- rpcif_sw_init(rpc, parent);
+ error = rpcif_sw_init(rpc, parent);
+ if (error)
+ return error;
platform_set_drvdata(pdev, ctlr);
diff --git a/drivers/staging/ks7010/Kconfig b/drivers/staging/ks7010/Kconfig
index 0987fdc2f70d..8ea6c0928679 100644
--- a/drivers/staging/ks7010/Kconfig
+++ b/drivers/staging/ks7010/Kconfig
@@ -5,6 +5,9 @@ config KS7010
select WIRELESS_EXT
select WEXT_PRIV
select FW_LOADER
+ select CRYPTO
+ select CRYPTO_HASH
+ select CRYPTO_MICHAEL_MIC
help
This is a driver for KeyStream KS7010 based SDIO WIFI cards. It is
found on at least later Spectec SDW-821 (FCC-ID "S2Y-WLAN-11G-K" only,
diff --git a/drivers/staging/media/allegro-dvt/allegro-core.c b/drivers/staging/media/allegro-dvt/allegro-core.c
index 640451134072..28b6ba895ccd 100644
--- a/drivers/staging/media/allegro-dvt/allegro-core.c
+++ b/drivers/staging/media/allegro-dvt/allegro-core.c
@@ -1802,6 +1802,15 @@ static irqreturn_t allegro_irq_thread(int irq, void *data)
{
struct allegro_dev *dev = data;
+ /*
+ * The firmware is initialized after the mailbox is setup. We further
+ * check the AL5_ITC_CPU_IRQ_STA register, if the firmware actually
+ * triggered the interrupt. Although this should not happen, make sure
+ * that we ignore interrupts, if the mailbox is not initialized.
+ */
+ if (!dev->mbox_status)
+ return IRQ_NONE;
+
allegro_mbox_notify(dev->mbox_status);
return IRQ_HANDLED;
diff --git a/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c b/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c
index 0ab67b2aec67..8739f0874103 100644
--- a/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c
+++ b/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c
@@ -836,7 +836,6 @@ static int lm3554_probe(struct i2c_client *client)
int err = 0;
struct lm3554 *flash;
unsigned int i;
- int ret;
flash = kzalloc(sizeof(*flash), GFP_KERNEL);
if (!flash)
@@ -845,7 +844,7 @@ static int lm3554_probe(struct i2c_client *client)
flash->pdata = lm3554_platform_data_func(client);
if (IS_ERR(flash->pdata)) {
err = PTR_ERR(flash->pdata);
- goto fail1;
+ goto free_flash;
}
v4l2_i2c_subdev_init(&flash->sd, client, &lm3554_ops);
@@ -853,12 +852,12 @@ static int lm3554_probe(struct i2c_client *client)
flash->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
flash->mode = ATOMISP_FLASH_MODE_OFF;
flash->timeout = LM3554_MAX_TIMEOUT / LM3554_TIMEOUT_STEPSIZE - 1;
- ret =
+ err =
v4l2_ctrl_handler_init(&flash->ctrl_handler,
ARRAY_SIZE(lm3554_controls));
- if (ret) {
+ if (err) {
dev_err(&client->dev, "error initialize a ctrl_handler.\n");
- goto fail3;
+ goto unregister_subdev;
}
for (i = 0; i < ARRAY_SIZE(lm3554_controls); i++)
@@ -867,14 +866,15 @@ static int lm3554_probe(struct i2c_client *client)
if (flash->ctrl_handler.error) {
dev_err(&client->dev, "ctrl_handler error.\n");
- goto fail3;
+ err = flash->ctrl_handler.error;
+ goto free_handler;
}
flash->sd.ctrl_handler = &flash->ctrl_handler;
err = media_entity_pads_init(&flash->sd.entity, 0, NULL);
if (err) {
dev_err(&client->dev, "error initialize a media entity.\n");
- goto fail2;
+ goto free_handler;
}
flash->sd.entity.function = MEDIA_ENT_F_FLASH;
@@ -885,16 +885,27 @@ static int lm3554_probe(struct i2c_client *client)
err = lm3554_gpio_init(client);
if (err) {
- dev_err(&client->dev, "gpio request/direction_output fail");
- goto fail3;
+ dev_err(&client->dev, "gpio request/direction_output fail.\n");
+ goto cleanup_media;
+ }
+
+ err = atomisp_register_i2c_module(&flash->sd, NULL, LED_FLASH);
+ if (err) {
+ dev_err(&client->dev, "fail to register atomisp i2c module.\n");
+ goto uninit_gpio;
}
- return atomisp_register_i2c_module(&flash->sd, NULL, LED_FLASH);
-fail3:
+
+ return 0;
+
+uninit_gpio:
+ lm3554_gpio_uninit(client);
+cleanup_media:
media_entity_cleanup(&flash->sd.entity);
+free_handler:
v4l2_ctrl_handler_free(&flash->ctrl_handler);
-fail2:
+unregister_subdev:
v4l2_device_unregister_subdev(&flash->sd);
-fail1:
+free_flash:
kfree(flash);
return err;
diff --git a/drivers/staging/media/imx/imx-media-dev-common.c b/drivers/staging/media/imx/imx-media-dev-common.c
index 5fe4b22ab847..7e0d769566bd 100644
--- a/drivers/staging/media/imx/imx-media-dev-common.c
+++ b/drivers/staging/media/imx/imx-media-dev-common.c
@@ -363,6 +363,8 @@ struct imx_media_dev *imx_media_dev_init(struct device *dev,
imxmd->v4l2_dev.notify = imx_media_notify;
strscpy(imxmd->v4l2_dev.name, "imx-media",
sizeof(imxmd->v4l2_dev.name));
+ snprintf(imxmd->md.bus_info, sizeof(imxmd->md.bus_info),
+ "platform:%s", dev_name(imxmd->md.dev));
media_device_init(&imxmd->md);
diff --git a/drivers/staging/media/ipu3/ipu3-v4l2.c b/drivers/staging/media/ipu3/ipu3-v4l2.c
index e0179616a29c..103f84466f6f 100644
--- a/drivers/staging/media/ipu3/ipu3-v4l2.c
+++ b/drivers/staging/media/ipu3/ipu3-v4l2.c
@@ -592,11 +592,12 @@ static const struct imgu_fmt *find_format(struct v4l2_format *f, u32 type)
static int imgu_vidioc_querycap(struct file *file, void *fh,
struct v4l2_capability *cap)
{
- struct imgu_video_device *node = file_to_intel_imgu_node(file);
+ struct imgu_device *imgu = video_drvdata(file);
strscpy(cap->driver, IMGU_NAME, sizeof(cap->driver));
strscpy(cap->card, IMGU_NAME, sizeof(cap->card));
- snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s", node->name);
+ snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s",
+ pci_name(imgu->pci_dev));
return 0;
}
@@ -696,7 +697,7 @@ static int imgu_fmt(struct imgu_device *imgu, unsigned int pipe, int node,
/* CSS expects some format on OUT queue */
if (i != IPU3_CSS_QUEUE_OUT &&
- !imgu_pipe->nodes[inode].enabled) {
+ !imgu_pipe->nodes[inode].enabled && !try) {
fmts[i] = NULL;
continue;
}
diff --git a/drivers/staging/media/rkvdec/rkvdec-h264.c b/drivers/staging/media/rkvdec/rkvdec-h264.c
index 7cc3b478a5f4..5487f6d0bcb6 100644
--- a/drivers/staging/media/rkvdec/rkvdec-h264.c
+++ b/drivers/staging/media/rkvdec/rkvdec-h264.c
@@ -1015,8 +1015,9 @@ static int rkvdec_h264_adjust_fmt(struct rkvdec_ctx *ctx,
struct v4l2_pix_format_mplane *fmt = &f->fmt.pix_mp;
fmt->num_planes = 1;
- fmt->plane_fmt[0].sizeimage = fmt->width * fmt->height *
- RKVDEC_H264_MAX_DEPTH_IN_BYTES;
+ if (!fmt->plane_fmt[0].sizeimage)
+ fmt->plane_fmt[0].sizeimage = fmt->width * fmt->height *
+ RKVDEC_H264_MAX_DEPTH_IN_BYTES;
return 0;
}
diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c
index e68303e2b390..a7788e7a9542 100644
--- a/drivers/staging/media/rkvdec/rkvdec.c
+++ b/drivers/staging/media/rkvdec/rkvdec.c
@@ -270,31 +270,20 @@ static int rkvdec_try_output_fmt(struct file *file, void *priv,
return 0;
}
-static int rkvdec_s_fmt(struct file *file, void *priv,
- struct v4l2_format *f,
- int (*try_fmt)(struct file *, void *,
- struct v4l2_format *))
+static int rkvdec_s_capture_fmt(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
struct vb2_queue *vq;
+ int ret;
- if (!try_fmt)
- return -EINVAL;
-
- vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type);
+ /* Change not allowed if queue is busy */
+ vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
if (vb2_is_busy(vq))
return -EBUSY;
- return try_fmt(file, priv, f);
-}
-
-static int rkvdec_s_capture_fmt(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
- int ret;
-
- ret = rkvdec_s_fmt(file, priv, f, rkvdec_try_capture_fmt);
+ ret = rkvdec_try_capture_fmt(file, priv, f);
if (ret)
return ret;
@@ -309,9 +298,20 @@ static int rkvdec_s_output_fmt(struct file *file, void *priv,
struct v4l2_m2m_ctx *m2m_ctx = ctx->fh.m2m_ctx;
const struct rkvdec_coded_fmt_desc *desc;
struct v4l2_format *cap_fmt;
- struct vb2_queue *peer_vq;
+ struct vb2_queue *peer_vq, *vq;
int ret;
+ /*
+ * In order to support dynamic resolution change, the decoder admits
+ * a resolution change, as long as the pixelformat remains. Can't be
+ * done if streaming.
+ */
+ vq = v4l2_m2m_get_vq(m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
+ if (vb2_is_streaming(vq) ||
+ (vb2_is_busy(vq) &&
+ f->fmt.pix_mp.pixelformat != ctx->coded_fmt.fmt.pix_mp.pixelformat))
+ return -EBUSY;
+
/*
* Since format change on the OUTPUT queue will reset the CAPTURE
* queue, we can't allow doing so when the CAPTURE queue has buffers
@@ -321,7 +321,7 @@ static int rkvdec_s_output_fmt(struct file *file, void *priv,
if (vb2_is_busy(peer_vq))
return -EBUSY;
- ret = rkvdec_s_fmt(file, priv, f, rkvdec_try_output_fmt);
+ ret = rkvdec_try_output_fmt(file, priv, f);
if (ret)
return ret;
diff --git a/drivers/staging/most/dim2/Makefile b/drivers/staging/most/dim2/Makefile
index 861adacf6c72..5f9612af3fa3 100644
--- a/drivers/staging/most/dim2/Makefile
+++ b/drivers/staging/most/dim2/Makefile
@@ -1,4 +1,4 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MOST_DIM2) += most_dim2.o
-most_dim2-objs := dim2.o hal.o sysfs.o
+most_dim2-objs := dim2.o hal.o
diff --git a/drivers/staging/most/dim2/dim2.c b/drivers/staging/most/dim2/dim2.c
index b34e3c130f53..8c2f384233aa 100644
--- a/drivers/staging/most/dim2/dim2.c
+++ b/drivers/staging/most/dim2/dim2.c
@@ -115,7 +115,8 @@ struct dim2_platform_data {
(((p)[1] == 0x18) && ((p)[2] == 0x05) && ((p)[3] == 0x0C) && \
((p)[13] == 0x3C) && ((p)[14] == 0x00) && ((p)[15] == 0x0A))
-bool dim2_sysfs_get_state_cb(void)
+static ssize_t state_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
bool state;
unsigned long flags;
@@ -124,9 +125,18 @@ bool dim2_sysfs_get_state_cb(void)
state = dim_get_lock_state();
spin_unlock_irqrestore(&dim_lock, flags);
- return state;
+ return sysfs_emit(buf, "%s\n", state ? "locked" : "");
}
+static DEVICE_ATTR_RO(state);
+
+static struct attribute *dim2_attrs[] = {
+ &dev_attr_state.attr,
+ NULL,
+};
+
+ATTRIBUTE_GROUPS(dim2);
+
/**
* dimcb_on_error - callback from HAL to report miscommunication between
* HDM and HAL
@@ -863,16 +873,8 @@ static int dim2_probe(struct platform_device *pdev)
goto err_stop_thread;
}
- ret = dim2_sysfs_probe(&dev->dev);
- if (ret) {
- dev_err(&pdev->dev, "failed to create sysfs attribute\n");
- goto err_unreg_iface;
- }
-
return 0;
-err_unreg_iface:
- most_deregister_interface(&dev->most_iface);
err_stop_thread:
kthread_stop(dev->netinfo_task);
err_shutdown_dim:
@@ -895,7 +897,6 @@ static int dim2_remove(struct platform_device *pdev)
struct dim2_hdm *dev = platform_get_drvdata(pdev);
unsigned long flags;
- dim2_sysfs_destroy(&dev->dev);
most_deregister_interface(&dev->most_iface);
kthread_stop(dev->netinfo_task);
@@ -1079,6 +1080,7 @@ static struct platform_driver dim2_driver = {
.driver = {
.name = "hdm_dim2",
.of_match_table = dim2_of_match,
+ .dev_groups = dim2_groups,
},
};
diff --git a/drivers/staging/most/dim2/sysfs.c b/drivers/staging/most/dim2/sysfs.c
deleted file mode 100644
index c85b2cdcdca3..000000000000
--- a/drivers/staging/most/dim2/sysfs.c
+++ /dev/null
@@ -1,49 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * sysfs.c - MediaLB sysfs information
- *
- * Copyright (C) 2015, Microchip Technology Germany II GmbH & Co. KG
- */
-
-/* Author: Andrey Shvetsov <andrey.shvetsov@xxxxxx> */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/kernel.h>
-#include "sysfs.h"
-#include <linux/device.h>
-
-static ssize_t state_show(struct device *dev, struct device_attribute *attr,
- char *buf)
-{
- bool state = dim2_sysfs_get_state_cb();
-
- return sprintf(buf, "%s\n", state ? "locked" : "");
-}
-
-static DEVICE_ATTR_RO(state);
-
-static struct attribute *dev_attrs[] = {
- &dev_attr_state.attr,
- NULL,
-};
-
-static struct attribute_group dev_attr_group = {
- .attrs = dev_attrs,
-};
-
-static const struct attribute_group *dev_attr_groups[] = {
- &dev_attr_group,
- NULL,
-};
-
-int dim2_sysfs_probe(struct device *dev)
-{
- dev->groups = dev_attr_groups;
- return device_register(dev);
-}
-
-void dim2_sysfs_destroy(struct device *dev)
-{
- device_unregister(dev);
-}
diff --git a/drivers/staging/most/dim2/sysfs.h b/drivers/staging/most/dim2/sysfs.h
index 24277a17cff3..09115cf4ed00 100644
--- a/drivers/staging/most/dim2/sysfs.h
+++ b/drivers/staging/most/dim2/sysfs.h
@@ -16,15 +16,4 @@ struct medialb_bus {
struct kobject kobj_group;
};
-struct device;
-
-int dim2_sysfs_probe(struct device *dev);
-void dim2_sysfs_destroy(struct device *dev);
-
-/*
- * callback,
- * must deliver MediaLB state as true if locked or false if unlocked
- */
-bool dim2_sysfs_get_state_cb(void);
-
#endif /* DIM2_SYSFS_H */
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index a3a0154da567..49559731bbcf 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -726,7 +726,7 @@ static struct platform_driver dw8250_platform_driver = {
.name = "dw-apb-uart",
.pm = &dw8250_pm_ops,
.of_match_table = dw8250_of_match,
- .acpi_match_table = ACPI_PTR(dw8250_acpi_match),
+ .acpi_match_table = dw8250_acpi_match,
},
.probe = dw8250_probe,
.remove = dw8250_remove,
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index 5d40f1010fbf..110a19c5138e 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -2675,21 +2675,32 @@ static unsigned int serial8250_get_baud_rate(struct uart_port *port,
void serial8250_update_uartclk(struct uart_port *port, unsigned int uartclk)
{
struct uart_8250_port *up = up_to_u8250p(port);
+ struct tty_port *tport = &port->state->port;
unsigned int baud, quot, frac = 0;
struct ktermios *termios;
+ struct tty_struct *tty;
unsigned long flags;
- mutex_lock(&port->state->port.mutex);
+ tty = tty_port_tty_get(tport);
+ if (!tty) {
+ mutex_lock(&tport->mutex);
+ port->uartclk = uartclk;
+ mutex_unlock(&tport->mutex);
+ return;
+ }
+
+ down_write(&tty->termios_rwsem);
+ mutex_lock(&tport->mutex);
if (port->uartclk == uartclk)
goto out_lock;
port->uartclk = uartclk;
- if (!tty_port_initialized(&port->state->port))
+ if (!tty_port_initialized(tport))
goto out_lock;
- termios = &port->state->port.tty->termios;
+ termios = &tty->termios;
baud = serial8250_get_baud_rate(port, termios, NULL);
quot = serial8250_get_divisor(port, baud, &frac);
@@ -2706,7 +2717,9 @@ void serial8250_update_uartclk(struct uart_port *port, unsigned int uartclk)
serial8250_rpm_put(up);
out_lock:
- mutex_unlock(&port->state->port.mutex);
+ mutex_unlock(&tport->mutex);
+ up_write(&tty->termios_rwsem);
+ tty_kref_put(tty);
}
EXPORT_SYMBOL_GPL(serial8250_update_uartclk);
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index cacf7266a262..28cc328ddb6e 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -2049,7 +2049,7 @@ imx_uart_console_write(struct console *co, const char *s, unsigned int count)
* If the port was already initialised (eg, by a boot loader),
* try to determine the current setup.
*/
-static void __init
+static void
imx_uart_console_get_options(struct imx_port *sport, int *baud,
int *parity, int *bits)
{
@@ -2108,7 +2108,7 @@ imx_uart_console_get_options(struct imx_port *sport, int *baud,
}
}
-static int __init
+static int
imx_uart_console_setup(struct console *co, char *options)
{
struct imx_port *sport;
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 68a0ff605476..e6fb5077fe34 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -222,7 +222,11 @@ static int uart_port_startup(struct tty_struct *tty, struct uart_state *state,
if (retval == 0) {
if (uart_console(uport) && uport->cons->cflag) {
tty->termios.c_cflag = uport->cons->cflag;
+ tty->termios.c_ispeed = uport->cons->ispeed;
+ tty->termios.c_ospeed = uport->cons->ospeed;
uport->cons->cflag = 0;
+ uport->cons->ispeed = 0;
+ uport->cons->ospeed = 0;
}
/*
* Initialise the hardware port settings.
@@ -290,8 +294,11 @@ static void uart_shutdown(struct tty_struct *tty, struct uart_state *state)
/*
* Turn off DTR and RTS early.
*/
- if (uport && uart_console(uport) && tty)
+ if (uport && uart_console(uport) && tty) {
uport->cons->cflag = tty->termios.c_cflag;
+ uport->cons->ispeed = tty->termios.c_ispeed;
+ uport->cons->ospeed = tty->termios.c_ospeed;
+ }
if (!tty || C_HUPCL(tty))
uart_port_dtr_rts(uport, 0);
@@ -2123,8 +2130,11 @@ uart_set_options(struct uart_port *port, struct console *co,
* Allow the setting of the UART parameters with a NULL console
* too:
*/
- if (co)
+ if (co) {
co->cflag = termios.c_cflag;
+ co->ispeed = termios.c_ispeed;
+ co->ospeed = termios.c_ospeed;
+ }
return 0;
}
@@ -2258,6 +2268,8 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport)
*/
memset(&termios, 0, sizeof(struct ktermios));
termios.c_cflag = uport->cons->cflag;
+ termios.c_ispeed = uport->cons->ispeed;
+ termios.c_ospeed = uport->cons->ospeed;
/*
* If that's unset, use the tty termios setting.
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index a9b1ee27183a..b5a8afbc452b 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -601,9 +601,10 @@ static void cdns_uart_start_tx(struct uart_port *port)
if (uart_circ_empty(&port->state->xmit))
return;
+ writel(CDNS_UART_IXR_TXEMPTY, port->membase + CDNS_UART_ISR);
+
cdns_uart_handle_tx(port);
- writel(CDNS_UART_IXR_TXEMPTY, port->membase + CDNS_UART_ISR);
/* Enable the TX Empty interrupt */
writel(CDNS_UART_IXR_TXEMPTY, port->membase + CDNS_UART_IER);
}
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index aa40e510b806..127b1a62b1bf 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -509,7 +509,7 @@ int hw_device_reset(struct ci_hdrc *ci)
return 0;
}
-static irqreturn_t ci_irq(int irq, void *data)
+static irqreturn_t ci_irq_handler(int irq, void *data)
{
struct ci_hdrc *ci = data;
irqreturn_t ret = IRQ_NONE;
@@ -562,6 +562,15 @@ static irqreturn_t ci_irq(int irq, void *data)
return ret;
}
+static void ci_irq(struct ci_hdrc *ci)
+{
+ unsigned long flags;
+
+ local_irq_save(flags);
+ ci_irq_handler(ci->irq, ci);
+ local_irq_restore(flags);
+}
+
static int ci_cable_notifier(struct notifier_block *nb, unsigned long event,
void *ptr)
{
@@ -571,7 +580,7 @@ static int ci_cable_notifier(struct notifier_block *nb, unsigned long event,
cbl->connected = event;
cbl->changed = true;
- ci_irq(ci->irq, ci);
+ ci_irq(ci);
return NOTIFY_DONE;
}
@@ -612,7 +621,7 @@ static int ci_usb_role_switch_set(struct usb_role_switch *sw,
if (cable) {
cable->changed = true;
cable->connected = false;
- ci_irq(ci->irq, ci);
+ ci_irq(ci);
spin_unlock_irqrestore(&ci->lock, flags);
if (ci->wq && role != USB_ROLE_NONE)
flush_workqueue(ci->wq);
@@ -630,7 +639,7 @@ static int ci_usb_role_switch_set(struct usb_role_switch *sw,
if (cable) {
cable->changed = true;
cable->connected = true;
- ci_irq(ci->irq, ci);
+ ci_irq(ci);
}
spin_unlock_irqrestore(&ci->lock, flags);
pm_runtime_put_sync(ci->dev);
@@ -1166,7 +1175,7 @@ static int ci_hdrc_probe(struct platform_device *pdev)
}
}
- ret = devm_request_irq(dev, ci->irq, ci_irq, IRQF_SHARED,
+ ret = devm_request_irq(dev, ci->irq, ci_irq_handler, IRQF_SHARED,
ci->platdata->name, ci);
if (ret)
goto stop;
@@ -1287,11 +1296,11 @@ static void ci_extcon_wakeup_int(struct ci_hdrc *ci)
if (!IS_ERR(cable_id->edev) && ci->is_otg &&
(otgsc & OTGSC_IDIE) && (otgsc & OTGSC_IDIS))
- ci_irq(ci->irq, ci);
+ ci_irq(ci);
if (!IS_ERR(cable_vbus->edev) && ci->is_otg &&
(otgsc & OTGSC_BSVIE) && (otgsc & OTGSC_BSVIS))
- ci_irq(ci->irq, ci);
+ ci_irq(ci);
}
static int ci_controller_resume(struct device *dev)
diff --git a/drivers/usb/dwc2/drd.c b/drivers/usb/dwc2/drd.c
index 2d4176f5788e..aa6eb76f64dd 100644
--- a/drivers/usb/dwc2/drd.c
+++ b/drivers/usb/dwc2/drd.c
@@ -7,6 +7,7 @@
* Author(s): Amelie Delaunay <amelie.delaunay@xxxxxx>
*/
+#include <linux/clk.h>
#include <linux/iopoll.h>
#include <linux/platform_device.h>
#include <linux/usb/role.h>
@@ -25,9 +26,9 @@ static void dwc2_ovr_init(struct dwc2_hsotg *hsotg)
gotgctl &= ~(GOTGCTL_BVALOVAL | GOTGCTL_AVALOVAL | GOTGCTL_VBVALOVAL);
dwc2_writel(hsotg, gotgctl, GOTGCTL);
- dwc2_force_mode(hsotg, false);
-
spin_unlock_irqrestore(&hsotg->lock, flags);
+
+ dwc2_force_mode(hsotg, (hsotg->dr_mode == USB_DR_MODE_HOST));
}
static int dwc2_ovr_avalid(struct dwc2_hsotg *hsotg, bool valid)
@@ -39,6 +40,7 @@ static int dwc2_ovr_avalid(struct dwc2_hsotg *hsotg, bool valid)
(!valid && !(gotgctl & GOTGCTL_ASESVLD)))
return -EALREADY;
+ gotgctl &= ~GOTGCTL_BVALOVAL;
if (valid)
gotgctl |= GOTGCTL_AVALOVAL | GOTGCTL_VBVALOVAL;
else
@@ -57,6 +59,7 @@ static int dwc2_ovr_bvalid(struct dwc2_hsotg *hsotg, bool valid)
(!valid && !(gotgctl & GOTGCTL_BSESVLD)))
return -EALREADY;
+ gotgctl &= ~GOTGCTL_AVALOVAL;
if (valid)
gotgctl |= GOTGCTL_BVALOVAL | GOTGCTL_VBVALOVAL;
else
@@ -86,6 +89,20 @@ static int dwc2_drd_role_sw_set(struct usb_role_switch *sw, enum usb_role role)
}
#endif
+ /*
+ * In case of USB_DR_MODE_PERIPHERAL, clock is disabled at the end of
+ * the probe and enabled on udc_start.
+ * If role-switch set is called before the udc_start, we need to enable
+ * the clock to read/write GOTGCTL and GUSBCFG registers to override
+ * mode and sessions. It is the case if cable is plugged at boot.
+ */
+ if (!hsotg->ll_hw_enabled && hsotg->clk) {
+ int ret = clk_prepare_enable(hsotg->clk);
+
+ if (ret)
+ return ret;
+ }
+
spin_lock_irqsave(&hsotg->lock, flags);
if (role == USB_ROLE_HOST) {
@@ -110,6 +127,9 @@ static int dwc2_drd_role_sw_set(struct usb_role_switch *sw, enum usb_role role)
/* This will raise a Connector ID Status Change Interrupt */
dwc2_force_mode(hsotg, role == USB_ROLE_HOST);
+ if (!hsotg->ll_hw_enabled && hsotg->clk)
+ clk_disable_unprepare(hsotg->clk);
+
dev_dbg(hsotg->dev, "%s-session valid\n",
role == USB_ROLE_NONE ? "No" :
role == USB_ROLE_HOST ? "A" : "B");
diff --git a/drivers/usb/gadget/legacy/hid.c b/drivers/usb/gadget/legacy/hid.c
index 5b27d289443f..3912cc805f3a 100644
--- a/drivers/usb/gadget/legacy/hid.c
+++ b/drivers/usb/gadget/legacy/hid.c
@@ -99,8 +99,10 @@ static int do_config(struct usb_configuration *c)
list_for_each_entry(e, &hidg_func_list, node) {
e->f = usb_get_function(e->fi);
- if (IS_ERR(e->f))
+ if (IS_ERR(e->f)) {
+ status = PTR_ERR(e->f);
goto put;
+ }
status = usb_add_function(c, e->f);
if (status < 0) {
usb_put_function(e->f);
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 8466527eb246..41d5a46c1dc1 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -171,7 +171,6 @@ static void xhci_common_hub_descriptor(struct xhci_hcd *xhci,
{
u16 temp;
- desc->bPwrOn2PwrGood = 10; /* xhci section 5.4.9 says 20ms max */
desc->bHubContrCurrent = 0;
desc->bNbrPorts = ports;
@@ -206,6 +205,7 @@ static void xhci_usb2_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci,
desc->bDescriptorType = USB_DT_HUB;
temp = 1 + (ports / 8);
desc->bDescLength = USB_DT_HUB_NONVAR_SIZE + 2 * temp;
+ desc->bPwrOn2PwrGood = 10; /* xhci section 5.4.8 says 20ms */
/* The Device Removable bits are reported on a byte granularity.
* If the port doesn't exist within that byte, the bit is set to 0.
@@ -258,6 +258,7 @@ static void xhci_usb3_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci,
xhci_common_hub_descriptor(xhci, desc, ports);
desc->bDescriptorType = USB_DT_SS_HUB;
desc->bDescLength = USB_DT_SS_HUB_SIZE;
+ desc->bPwrOn2PwrGood = 50; /* usb 3.1 may fail if less than 100ms */
/* header decode latency should be zero for roothubs,
* see section 4.23.5.2.
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 8c65e9476b41..80251a2579fd 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -64,6 +64,13 @@
#define PCI_DEVICE_ID_AMD_PROMONTORYA_3 0x43ba
#define PCI_DEVICE_ID_AMD_PROMONTORYA_2 0x43bb
#define PCI_DEVICE_ID_AMD_PROMONTORYA_1 0x43bc
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_1 0x161a
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_2 0x161b
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 0x161d
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 0x161e
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 0x15d6
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 0x15d7
+
#define PCI_DEVICE_ID_ASMEDIA_1042_XHCI 0x1042
#define PCI_DEVICE_ID_ASMEDIA_1042A_XHCI 0x1142
#define PCI_DEVICE_ID_ASMEDIA_1142_XHCI 0x1242
@@ -312,6 +319,15 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_4))
xhci->quirks |= XHCI_NO_SOFT_RETRY;
+ if (pdev->vendor == PCI_VENDOR_ID_AMD &&
+ (pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_1 ||
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_2 ||
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 ||
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 ||
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 ||
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6))
+ xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;
+
if (xhci->quirks & XHCI_RESET_ON_RESUME)
xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
"QUIRK: Resetting on resume");
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 70ec29681526..72a06af25081 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -99,10 +99,6 @@ struct iowarrior {
/* globals */
/*--------------*/
-/*
- * USB spec identifies 5 second timeouts.
- */
-#define GET_TIMEOUT 5
#define USB_REQ_GET_REPORT 0x01
//#if 0
static int usb_get_report(struct usb_device *dev,
@@ -114,7 +110,7 @@ static int usb_get_report(struct usb_device *dev,
USB_DIR_IN | USB_TYPE_CLASS |
USB_RECIP_INTERFACE, (type << 8) + id,
inter->desc.bInterfaceNumber, buf, size,
- GET_TIMEOUT*HZ);
+ USB_CTRL_GET_TIMEOUT);
}
//#endif
@@ -129,7 +125,7 @@ static int usb_set_report(struct usb_interface *intf, unsigned char type,
USB_TYPE_CLASS | USB_RECIP_INTERFACE,
(type << 8) + id,
intf->cur_altsetting->desc.bInterfaceNumber, buf,
- size, HZ);
+ size, 1000);
}
/*---------------------*/
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 8de143807c1a..4d61df6a9b5c 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -120,7 +120,7 @@ config USB_MUSB_MEDIATEK
tristate "MediaTek platforms"
depends on ARCH_MEDIATEK || COMPILE_TEST
depends on NOP_USB_XCEIV
- depends on GENERIC_PHY
+ select GENERIC_PHY
select USB_ROLE_SWITCH
comment "MUSB DMA mode"
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index aa3dbce22cfb..451759f38b57 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -2910,22 +2910,22 @@ static int keyspan_port_probe(struct usb_serial_port *port)
for (i = 0; i < ARRAY_SIZE(p_priv->in_buffer); ++i) {
p_priv->in_buffer[i] = kzalloc(IN_BUFLEN, GFP_KERNEL);
if (!p_priv->in_buffer[i])
- goto err_in_buffer;
+ goto err_free_in_buffer;
}
for (i = 0; i < ARRAY_SIZE(p_priv->out_buffer); ++i) {
p_priv->out_buffer[i] = kzalloc(OUT_BUFLEN, GFP_KERNEL);
if (!p_priv->out_buffer[i])
- goto err_out_buffer;
+ goto err_free_out_buffer;
}
p_priv->inack_buffer = kzalloc(INACK_BUFLEN, GFP_KERNEL);
if (!p_priv->inack_buffer)
- goto err_inack_buffer;
+ goto err_free_out_buffer;
p_priv->outcont_buffer = kzalloc(OUTCONT_BUFLEN, GFP_KERNEL);
if (!p_priv->outcont_buffer)
- goto err_outcont_buffer;
+ goto err_free_inack_buffer;
p_priv->device_details = d_details;
@@ -2971,15 +2971,14 @@ static int keyspan_port_probe(struct usb_serial_port *port)
return 0;
-err_outcont_buffer:
+err_free_inack_buffer:
kfree(p_priv->inack_buffer);
-err_inack_buffer:
+err_free_out_buffer:
for (i = 0; i < ARRAY_SIZE(p_priv->out_buffer); ++i)
kfree(p_priv->out_buffer[i]);
-err_out_buffer:
+err_free_in_buffer:
for (i = 0; i < ARRAY_SIZE(p_priv->in_buffer); ++i)
kfree(p_priv->in_buffer[i]);
-err_in_buffer:
kfree(p_priv);
return -ENOMEM;
diff --git a/drivers/usb/typec/Kconfig b/drivers/usb/typec/Kconfig
index e7f120874c48..0d953c6805f0 100644
--- a/drivers/usb/typec/Kconfig
+++ b/drivers/usb/typec/Kconfig
@@ -75,9 +75,9 @@ config TYPEC_TPS6598X
config TYPEC_STUSB160X
tristate "STMicroelectronics STUSB160x Type-C controller driver"
- depends on I2C
- depends on REGMAP_I2C
depends on USB_ROLE_SWITCH || !USB_ROLE_SWITCH
+ depends on I2C
+ select REGMAP_I2C
help
Say Y or M here if your system has STMicroelectronics STUSB160x
Type-C port controller.
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index 537fe1b376ad..fc990e576340 100644
--- a/drivers/video/backlight/backlight.c
+++ b/drivers/video/backlight/backlight.c
@@ -688,12 +688,6 @@ static struct backlight_device *of_find_backlight(struct device *dev)
of_node_put(np);
if (!bd)
return ERR_PTR(-EPROBE_DEFER);
- /*
- * Note: gpio_backlight uses brightness as
- * power state during probe
- */
- if (!bd->props.brightness)
- bd->props.brightness = bd->props.max_brightness;
}
}
diff --git a/drivers/video/fbdev/chipsfb.c b/drivers/video/fbdev/chipsfb.c
index 998067b701fa..393894af26f8 100644
--- a/drivers/video/fbdev/chipsfb.c
+++ b/drivers/video/fbdev/chipsfb.c
@@ -331,7 +331,7 @@ static const struct fb_var_screeninfo chipsfb_var = {
static void init_chips(struct fb_info *p, unsigned long addr)
{
- memset(p->screen_base, 0, 0x100000);
+ fb_memset(p->screen_base, 0, 0x100000);
p->fix = chipsfb_fix;
p->fix.smem_start = addr;
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 6c730d6d50f7..e9432dbbec0a 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -992,6 +992,8 @@ static int virtqueue_add_indirect_packed(struct vring_virtqueue *vq,
head = vq->packed.next_avail_idx;
desc = alloc_indirect_packed(total_sg, gfp);
+ if (!desc)
+ return -ENOMEM;
if (unlikely(vq->vq.num_free < 1)) {
pr_debug("Can't add buf len 1 - avail = 0\n");
@@ -1103,6 +1105,7 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq,
unsigned int i, n, c, descs_used, err_idx;
__le16 head_flags, flags;
u16 head, id, prev, curr, avail_used_flags;
+ int err;
START_USE(vq);
@@ -1118,9 +1121,14 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq,
BUG_ON(total_sg == 0);
- if (virtqueue_use_indirect(_vq, total_sg))
- return virtqueue_add_indirect_packed(vq, sgs, total_sg,
- out_sgs, in_sgs, data, gfp);
+ 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)
+ return err;
+
+ /* fall back on direct */
+ }
head = vq->packed.next_avail_idx;
avail_used_flags = vq->packed.avail_used_flags;
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index db935d6b10c2..01ce3f41cc21 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1723,7 +1723,7 @@ config SIBYTE_WDOG
config AR7_WDT
tristate "TI AR7 Watchdog Timer"
- depends on AR7 || (MIPS && COMPILE_TEST)
+ depends on AR7 || (MIPS && 32BIT && COMPILE_TEST)
help
Hardware driver for the TI AR7 Watchdog Timer.
diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c
index f60beec1bbae..f7d82d261913 100644
--- a/drivers/watchdog/f71808e_wdt.c
+++ b/drivers/watchdog/f71808e_wdt.c
@@ -228,15 +228,17 @@ static int watchdog_set_timeout(int timeout)
mutex_lock(&watchdog.lock);
- watchdog.timeout = timeout;
if (timeout > 0xff) {
watchdog.timer_val = DIV_ROUND_UP(timeout, 60);
watchdog.minutes_mode = true;
+ timeout = watchdog.timer_val * 60;
} else {
watchdog.timer_val = timeout;
watchdog.minutes_mode = false;
}
+ watchdog.timeout = timeout;
+
mutex_unlock(&watchdog.lock);
return 0;
diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c
index 1616f93dfad7..74d785b2b478 100644
--- a/drivers/watchdog/omap_wdt.c
+++ b/drivers/watchdog/omap_wdt.c
@@ -268,8 +268,12 @@ static int omap_wdt_probe(struct platform_device *pdev)
wdev->wdog.bootstatus = WDIOF_CARDRESET;
}
- if (!early_enable)
+ if (early_enable) {
+ omap_wdt_start(&wdev->wdog);
+ set_bit(WDOG_HW_RUNNING, &wdev->wdog.status);
+ } else {
omap_wdt_disable(wdev);
+ }
ret = watchdog_register_device(&wdev->wdog);
if (ret) {
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index 1911a62a6d9c..c5b02365a5fe 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -58,6 +58,7 @@
#include <linux/percpu-defs.h>
#include <linux/slab.h>
#include <linux/sysctl.h>
+#include <linux/moduleparam.h>
#include <asm/page.h>
#include <asm/tlb.h>
@@ -73,6 +74,12 @@
#include <xen/page.h>
#include <xen/mem-reservation.h>
+#undef MODULE_PARAM_PREFIX
+#define MODULE_PARAM_PREFIX "xen."
+
+static uint __read_mostly balloon_boot_timeout = 180;
+module_param(balloon_boot_timeout, uint, 0444);
+
static int xen_hotplug_unpopulated;
#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
@@ -125,12 +132,12 @@ static struct ctl_table xen_root[] = {
* BP_ECANCELED: error, balloon operation canceled.
*/
-enum bp_state {
+static enum bp_state {
BP_DONE,
BP_WAIT,
BP_EAGAIN,
BP_ECANCELED
-};
+} balloon_state = BP_DONE;
/* Main waiting point for xen-balloon thread. */
static DECLARE_WAIT_QUEUE_HEAD(balloon_thread_wq);
@@ -199,18 +206,15 @@ static struct page *balloon_next_page(struct page *page)
return list_entry(next, struct page, lru);
}
-static enum bp_state update_schedule(enum bp_state state)
+static void update_schedule(void)
{
- if (state == BP_WAIT)
- return BP_WAIT;
-
- if (state == BP_ECANCELED)
- return BP_ECANCELED;
+ if (balloon_state == BP_WAIT || balloon_state == BP_ECANCELED)
+ return;
- if (state == BP_DONE) {
+ if (balloon_state == BP_DONE) {
balloon_stats.schedule_delay = 1;
balloon_stats.retry_count = 1;
- return BP_DONE;
+ return;
}
++balloon_stats.retry_count;
@@ -219,7 +223,8 @@ static enum bp_state update_schedule(enum bp_state state)
balloon_stats.retry_count > balloon_stats.max_retry_count) {
balloon_stats.schedule_delay = 1;
balloon_stats.retry_count = 1;
- return BP_ECANCELED;
+ balloon_state = BP_ECANCELED;
+ return;
}
balloon_stats.schedule_delay <<= 1;
@@ -227,7 +232,7 @@ static enum bp_state update_schedule(enum bp_state state)
if (balloon_stats.schedule_delay > balloon_stats.max_schedule_delay)
balloon_stats.schedule_delay = balloon_stats.max_schedule_delay;
- return BP_EAGAIN;
+ balloon_state = BP_EAGAIN;
}
#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
@@ -494,9 +499,9 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp)
* Stop waiting if either state is BP_DONE and ballooning action is
* needed, or if the credit has changed while state is not BP_DONE.
*/
-static bool balloon_thread_cond(enum bp_state state, long credit)
+static bool balloon_thread_cond(long credit)
{
- if (state == BP_DONE)
+ if (balloon_state == BP_DONE)
credit = 0;
return current_credit() != credit || kthread_should_stop();
@@ -510,13 +515,12 @@ static bool balloon_thread_cond(enum bp_state state, long credit)
*/
static int balloon_thread(void *unused)
{
- enum bp_state state = BP_DONE;
long credit;
unsigned long timeout;
set_freezable();
for (;;) {
- switch (state) {
+ switch (balloon_state) {
case BP_DONE:
case BP_ECANCELED:
timeout = 3600 * HZ;
@@ -532,7 +536,7 @@ static int balloon_thread(void *unused)
credit = current_credit();
wait_event_freezable_timeout(balloon_thread_wq,
- balloon_thread_cond(state, credit), timeout);
+ balloon_thread_cond(credit), timeout);
if (kthread_should_stop())
return 0;
@@ -543,22 +547,23 @@ static int balloon_thread(void *unused)
if (credit > 0) {
if (balloon_is_inflated())
- state = increase_reservation(credit);
+ balloon_state = increase_reservation(credit);
else
- state = reserve_additional_memory();
+ balloon_state = reserve_additional_memory();
}
if (credit < 0) {
long n_pages;
n_pages = min(-credit, si_mem_available());
- state = decrease_reservation(n_pages, GFP_BALLOON);
- if (state == BP_DONE && n_pages != -credit &&
+ balloon_state = decrease_reservation(n_pages,
+ GFP_BALLOON);
+ if (balloon_state == BP_DONE && n_pages != -credit &&
n_pages < totalreserve_pages)
- state = BP_EAGAIN;
+ balloon_state = BP_EAGAIN;
}
- state = update_schedule(state);
+ update_schedule();
mutex_unlock(&balloon_mutex);
@@ -765,3 +770,38 @@ static int __init balloon_init(void)
return 0;
}
subsys_initcall(balloon_init);
+
+static int __init balloon_wait_finish(void)
+{
+ long credit, last_credit = 0;
+ unsigned long last_changed = 0;
+
+ if (!xen_domain())
+ return -ENODEV;
+
+ /* PV guests don't need to wait. */
+ if (xen_pv_domain() || !current_credit())
+ return 0;
+
+ pr_notice("Waiting for initial ballooning down having finished.\n");
+
+ while ((credit = current_credit()) < 0) {
+ if (credit != last_credit) {
+ last_changed = jiffies;
+ last_credit = credit;
+ }
+ if (balloon_state == BP_ECANCELED) {
+ pr_warn_once("Initial ballooning failed, %ld pages need to be freed.\n",
+ -credit);
+ if (jiffies - last_changed >= HZ * balloon_boot_timeout)
+ panic("Initial ballooning failed!\n");
+ }
+
+ schedule_timeout_interruptible(HZ / 10);
+ }
+
+ pr_notice("Initial ballooning down finished.\n");
+
+ return 0;
+}
+late_initcall_sync(balloon_wait_finish);
diff --git a/drivers/xen/xen-pciback/conf_space_capability.c b/drivers/xen/xen-pciback/conf_space_capability.c
index 22f13abbe913..5e53b4817f16 100644
--- a/drivers/xen/xen-pciback/conf_space_capability.c
+++ b/drivers/xen/xen-pciback/conf_space_capability.c
@@ -160,7 +160,7 @@ static void *pm_ctrl_init(struct pci_dev *dev, int offset)
}
out:
- return ERR_PTR(err);
+ return err ? ERR_PTR(err) : NULL;
}
static const struct config_field caplist_pm[] = {
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index ef7df2141f34..9051bb47cbdd 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3223,7 +3223,8 @@ int __cold open_ctree(struct super_block *sb, struct btrfs_fs_devices *fs_device
goto fail_sysfs;
}
- if (!sb_rdonly(sb) && !btrfs_check_rw_degradable(fs_info, NULL)) {
+ if (!sb_rdonly(sb) && fs_info->fs_devices->missing_devices &&
+ !btrfs_check_rw_degradable(fs_info, NULL)) {
btrfs_warn(fs_info,
"writable mount is not allowed due to too many missing devices");
goto fail_sysfs;
diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c
index 96ef9fed9a65..3a3102bc15a0 100644
--- a/fs/btrfs/reflink.c
+++ b/fs/btrfs/reflink.c
@@ -634,7 +634,7 @@ static int btrfs_extent_same_range(struct inode *src, u64 loff, u64 len,
static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen,
struct inode *dst, u64 dst_loff)
{
- int ret;
+ int ret = 0;
u64 i, tail_len, chunk_count;
struct btrfs_root *root_dst = BTRFS_I(dst)->root;
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 3b93a98fd544..4a5a3ae0acaa 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2466,7 +2466,9 @@ static noinline int replay_dir_deletes(struct btrfs_trans_handle *trans,
else {
ret = find_dir_range(log, path, dirid, key_type,
&range_start, &range_end);
- if (ret != 0)
+ if (ret < 0)
+ goto out;
+ else if (ret > 0)
break;
}
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 593e0c6d6b44..d9e582e40b5b 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1133,8 +1133,10 @@ static void btrfs_close_one_device(struct btrfs_device *device)
if (device->devid == BTRFS_DEV_REPLACE_DEVID)
clear_bit(BTRFS_DEV_STATE_REPLACE_TGT, &device->dev_state);
- if (test_bit(BTRFS_DEV_STATE_MISSING, &device->dev_state))
+ if (test_bit(BTRFS_DEV_STATE_MISSING, &device->dev_state)) {
+ clear_bit(BTRFS_DEV_STATE_MISSING, &device->dev_state);
fs_devices->missing_devices--;
+ }
btrfs_close_bdev(device);
if (device->bdev) {
@@ -2067,8 +2069,11 @@ int btrfs_rm_device(struct btrfs_fs_info *fs_info, const char *device_path,
u64 num_devices;
int ret = 0;
- mutex_lock(&uuid_mutex);
-
+ /*
+ * The device list in fs_devices is accessed without locks (neither
+ * uuid_mutex nor device_list_mutex) as it won't change on a mounted
+ * filesystem and another device rm cannot run.
+ */
num_devices = btrfs_num_devices(fs_info);
ret = btrfs_check_raid_min_devices(fs_info, num_devices - 1);
@@ -2112,11 +2117,9 @@ int btrfs_rm_device(struct btrfs_fs_info *fs_info, const char *device_path,
mutex_unlock(&fs_info->chunk_mutex);
}
- mutex_unlock(&uuid_mutex);
ret = btrfs_shrink_device(device, 0);
if (!ret)
btrfs_reada_remove_dev(device);
- mutex_lock(&uuid_mutex);
if (ret)
goto error_undo;
@@ -2192,7 +2195,6 @@ int btrfs_rm_device(struct btrfs_fs_info *fs_info, const char *device_path,
}
out:
- mutex_unlock(&uuid_mutex);
return ret;
error_undo:
diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h
index 322ecae9a758..052ad40ecdb2 100644
--- a/fs/crypto/fscrypt_private.h
+++ b/fs/crypto/fscrypt_private.h
@@ -557,8 +557,9 @@ int __init fscrypt_init_keyring(void);
struct fscrypt_mode {
const char *friendly_name;
const char *cipher_str;
- int keysize;
- int ivsize;
+ int keysize; /* key size in bytes */
+ int security_strength; /* security strength in bytes */
+ int ivsize; /* IV size in bytes */
int logged_impl_name;
enum blk_crypto_mode_num blk_crypto_mode;
};
diff --git a/fs/crypto/hkdf.c b/fs/crypto/hkdf.c
index 0cba7928446d..24172bf3e8c6 100644
--- a/fs/crypto/hkdf.c
+++ b/fs/crypto/hkdf.c
@@ -16,9 +16,14 @@
/*
* HKDF supports any unkeyed cryptographic hash algorithm, but fscrypt uses
- * SHA-512 because it is reasonably secure and efficient; and since it produces
- * a 64-byte digest, deriving an AES-256-XTS key preserves all 64 bytes of
- * entropy from the master key and requires only one iteration of HKDF-Expand.
+ * SHA-512 because it is well-established, secure, and reasonably efficient.
+ *
+ * HKDF-SHA256 was also considered, as its 256-bit security strength would be
+ * sufficient here. A 512-bit security strength is "nice to have", though.
+ * Also, on 64-bit CPUs, SHA-512 is usually just as fast as SHA-256. In the
+ * common case of deriving an AES-256-XTS key (512 bits), that can result in
+ * HKDF-SHA512 being much faster than HKDF-SHA256, as the longer digest size of
+ * SHA-512 causes HKDF-Expand to only need to do one iteration rather than two.
*/
#define HKDF_HMAC_ALG "hmac(sha512)"
#define HKDF_HASHLEN SHA512_DIGEST_SIZE
diff --git a/fs/crypto/keysetup.c b/fs/crypto/keysetup.c
index 9a6f9a188efb..73d96e35d9ae 100644
--- a/fs/crypto/keysetup.c
+++ b/fs/crypto/keysetup.c
@@ -19,6 +19,7 @@ struct fscrypt_mode fscrypt_modes[] = {
.friendly_name = "AES-256-XTS",
.cipher_str = "xts(aes)",
.keysize = 64,
+ .security_strength = 32,
.ivsize = 16,
.blk_crypto_mode = BLK_ENCRYPTION_MODE_AES_256_XTS,
},
@@ -26,12 +27,14 @@ struct fscrypt_mode fscrypt_modes[] = {
.friendly_name = "AES-256-CTS-CBC",
.cipher_str = "cts(cbc(aes))",
.keysize = 32,
+ .security_strength = 32,
.ivsize = 16,
},
[FSCRYPT_MODE_AES_128_CBC] = {
.friendly_name = "AES-128-CBC-ESSIV",
.cipher_str = "essiv(cbc(aes),sha256)",
.keysize = 16,
+ .security_strength = 16,
.ivsize = 16,
.blk_crypto_mode = BLK_ENCRYPTION_MODE_AES_128_CBC_ESSIV,
},
@@ -39,12 +42,14 @@ struct fscrypt_mode fscrypt_modes[] = {
.friendly_name = "AES-128-CTS-CBC",
.cipher_str = "cts(cbc(aes))",
.keysize = 16,
+ .security_strength = 16,
.ivsize = 16,
},
[FSCRYPT_MODE_ADIANTUM] = {
.friendly_name = "Adiantum",
.cipher_str = "adiantum(xchacha12,aes)",
.keysize = 32,
+ .security_strength = 32,
.ivsize = 32,
.blk_crypto_mode = BLK_ENCRYPTION_MODE_ADIANTUM,
},
@@ -357,6 +362,45 @@ static int fscrypt_setup_v2_file_key(struct fscrypt_info *ci,
return 0;
}
+/*
+ * Check whether the size of the given master key (@mk) is appropriate for the
+ * encryption settings which a particular file will use (@ci).
+ *
+ * If the file uses a v1 encryption policy, then the master key must be at least
+ * as long as the derived key, as this is a requirement of the v1 KDF.
+ *
+ * Otherwise, the KDF can accept any size key, so we enforce a slightly looser
+ * requirement: we require that the size of the master key be at least the
+ * maximum security strength of any algorithm whose key will be derived from it
+ * (but in practice we only need to consider @ci->ci_mode, since any other
+ * possible subkeys such as DIRHASH and INODE_HASH will never increase the
+ * required key size over @ci->ci_mode). This allows AES-256-XTS keys to be
+ * derived from a 256-bit master key, which is cryptographically sufficient,
+ * rather than requiring a 512-bit master key which is unnecessarily long. (We
+ * still allow 512-bit master keys if the user chooses to use them, though.)
+ */
+static bool fscrypt_valid_master_key_size(const struct fscrypt_master_key *mk,
+ const struct fscrypt_info *ci)
+{
+ unsigned int min_keysize;
+
+ if (ci->ci_policy.version == FSCRYPT_POLICY_V1)
+ min_keysize = ci->ci_mode->keysize;
+ else
+ min_keysize = ci->ci_mode->security_strength;
+
+ if (mk->mk_secret.size < min_keysize) {
+ fscrypt_warn(NULL,
+ "key with %s %*phN is too short (got %u bytes, need %u+ bytes)",
+ master_key_spec_type(&mk->mk_spec),
+ master_key_spec_len(&mk->mk_spec),
+ (u8 *)&mk->mk_spec.u,
+ mk->mk_secret.size, min_keysize);
+ return false;
+ }
+ return true;
+}
+
/*
* Find the master key, then set up the inode's actual encryption key.
*
@@ -422,18 +466,7 @@ static int setup_file_encryption_key(struct fscrypt_info *ci,
goto out_release_key;
}
- /*
- * Require that the master key be at least as long as the derived key.
- * Otherwise, the derived key cannot possibly contain as much entropy as
- * that required by the encryption mode it will be used for. For v1
- * policies it's also required for the KDF to work at all.
- */
- if (mk->mk_secret.size < ci->ci_mode->keysize) {
- fscrypt_warn(NULL,
- "key with %s %*phN is too short (got %u bytes, need %u+ bytes)",
- master_key_spec_type(&mk_spec),
- master_key_spec_len(&mk_spec), (u8 *)&mk_spec.u,
- mk->mk_secret.size, ci->ci_mode->keysize);
+ if (!fscrypt_valid_master_key_size(mk, ci)) {
err = -ENOKEY;
goto out_release_key;
}
diff --git a/fs/erofs/decompressor.c b/fs/erofs/decompressor.c
index cbadbf55c6c2..8a6260aac26c 100644
--- a/fs/erofs/decompressor.c
+++ b/fs/erofs/decompressor.c
@@ -170,7 +170,6 @@ static int z_erofs_lz4_decompress(struct z_erofs_decompress_req *rq, u8 *out)
erofs_err(rq->sb, "failed to decompress %d in[%u, %u] out[%u]",
ret, inlen, inputmargin, rq->outputsize);
- WARN_ON(1);
print_hex_dump(KERN_DEBUG, "[ in]: ", DUMP_PREFIX_OFFSET,
16, 1, src + inputmargin, inlen, true);
print_hex_dump(KERN_DEBUG, "[out]: ", DUMP_PREFIX_OFFSET,
diff --git a/fs/exfat/inode.c b/fs/exfat/inode.c
index 730373e0965a..8b0288f70e93 100644
--- a/fs/exfat/inode.c
+++ b/fs/exfat/inode.c
@@ -602,7 +602,7 @@ static int exfat_fill_inode(struct inode *inode, struct exfat_dir_entry *info)
exfat_save_attr(inode, info->attr);
inode->i_blocks = ((i_size_read(inode) + (sbi->cluster_size - 1)) &
- ~(sbi->cluster_size - 1)) >> inode->i_blkbits;
+ ~((loff_t)sbi->cluster_size - 1)) >> inode->i_blkbits;
inode->i_mtime = info->mtime;
inode->i_ctime = info->mtime;
ei->i_crtime = info->crtime;
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index aa4d74f9d162..c2f237653f68 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4970,36 +4970,6 @@ int ext4_get_es_cache(struct inode *inode, struct fiemap_extent_info *fieinfo,
return ext4_fill_es_cache_info(inode, start_blk, len_blks, fieinfo);
}
-/*
- * ext4_access_path:
- * Function to access the path buffer for marking it dirty.
- * It also checks if there are sufficient credits left in the journal handle
- * to update path.
- */
-static int
-ext4_access_path(handle_t *handle, struct inode *inode,
- struct ext4_ext_path *path)
-{
- int credits, err;
-
- if (!ext4_handle_valid(handle))
- return 0;
-
- /*
- * Check if need to extend journal credits
- * 3 for leaf, sb, and inode plus 2 (bmap and group
- * descriptor) for each block group; assume two block
- * groups
- */
- credits = ext4_writepage_trans_blocks(inode);
- err = ext4_datasem_ensure_credits(handle, inode, 7, credits, 0);
- if (err < 0)
- return err;
-
- err = ext4_ext_get_access(handle, inode, path);
- return err;
-}
-
/*
* ext4_ext_shift_path_extents:
* Shift the extents of a path structure lying between path[depth].p_ext
@@ -5014,6 +4984,7 @@ ext4_ext_shift_path_extents(struct ext4_ext_path *path, ext4_lblk_t shift,
int depth, err = 0;
struct ext4_extent *ex_start, *ex_last;
bool update = false;
+ int credits, restart_credits;
depth = path->p_depth;
while (depth >= 0) {
@@ -5023,13 +4994,26 @@ ext4_ext_shift_path_extents(struct ext4_ext_path *path, ext4_lblk_t shift,
return -EFSCORRUPTED;
ex_last = EXT_LAST_EXTENT(path[depth].p_hdr);
+ /* leaf + sb + inode */
+ credits = 3;
+ if (ex_start == EXT_FIRST_EXTENT(path[depth].p_hdr)) {
+ update = true;
+ /* extent tree + sb + inode */
+ credits = depth + 2;
+ }
- err = ext4_access_path(handle, inode, path + depth);
- if (err)
+ restart_credits = ext4_writepage_trans_blocks(inode);
+ err = ext4_datasem_ensure_credits(handle, inode, credits,
+ restart_credits, 0);
+ if (err) {
+ if (err > 0)
+ err = -EAGAIN;
goto out;
+ }
- if (ex_start == EXT_FIRST_EXTENT(path[depth].p_hdr))
- update = true;
+ err = ext4_ext_get_access(handle, inode, path + depth);
+ if (err)
+ goto out;
while (ex_start <= ex_last) {
if (SHIFT == SHIFT_LEFT) {
@@ -5060,7 +5044,7 @@ ext4_ext_shift_path_extents(struct ext4_ext_path *path, ext4_lblk_t shift,
}
/* Update index too */
- err = ext4_access_path(handle, inode, path + depth);
+ err = ext4_ext_get_access(handle, inode, path + depth);
if (err)
goto out;
@@ -5099,6 +5083,7 @@ ext4_ext_shift_extents(struct inode *inode, handle_t *handle,
int ret = 0, depth;
struct ext4_extent *extent;
ext4_lblk_t stop, *iterator, ex_start, ex_end;
+ ext4_lblk_t tmp = EXT_MAX_BLOCKS;
/* Let path point to the last extent */
path = ext4_find_extent(inode, EXT_MAX_BLOCKS - 1, NULL,
@@ -5152,11 +5137,15 @@ ext4_ext_shift_extents(struct inode *inode, handle_t *handle,
* till we reach stop. In case of right shift, iterator points to stop
* and it is decreased till we reach start.
*/
+again:
if (SHIFT == SHIFT_LEFT)
iterator = &start;
else
iterator = &stop;
+ if (tmp != EXT_MAX_BLOCKS)
+ *iterator = tmp;
+
/*
* Its safe to start updating extents. Start and stop are unsigned, so
* in case of right shift if extent with 0 block is reached, iterator
@@ -5185,6 +5174,7 @@ ext4_ext_shift_extents(struct inode *inode, handle_t *handle,
}
}
+ tmp = *iterator;
if (SHIFT == SHIFT_LEFT) {
extent = EXT_LAST_EXTENT(path[depth].p_hdr);
*iterator = le32_to_cpu(extent->ee_block) +
@@ -5203,6 +5193,9 @@ ext4_ext_shift_extents(struct inode *inode, handle_t *handle,
}
ret = ext4_ext_shift_path_extents(path, shift, inode,
handle, SHIFT);
+ /* iterator can be NULL which means we should break */
+ if (ret == -EAGAIN)
+ goto again;
if (ret)
break;
}
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 953c7e875783..b1af6588bad0 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -3436,9 +3436,9 @@ static int ext4_run_li_request(struct ext4_li_request *elr)
struct super_block *sb = elr->lr_super;
ext4_group_t ngroups = EXT4_SB(sb)->s_groups_count;
ext4_group_t group = elr->lr_next_group;
- unsigned long timeout = 0;
unsigned int prefetch_ios = 0;
int ret = 0;
+ u64 start_time;
if (elr->lr_mode == EXT4_LI_MODE_PREFETCH_BBITMAP) {
elr->lr_next_group = ext4_mb_prefetch(sb, group,
@@ -3475,14 +3475,13 @@ static int ext4_run_li_request(struct ext4_li_request *elr)
ret = 1;
if (!ret) {
- timeout = jiffies;
+ start_time = ktime_get_real_ns();
ret = ext4_init_inode_table(sb, group,
elr->lr_timeout ? 0 : 1);
trace_ext4_lazy_itable_init(sb, group);
if (elr->lr_timeout == 0) {
- timeout = (jiffies - timeout) *
- EXT4_SB(elr->lr_super)->s_li_wait_mult;
- elr->lr_timeout = timeout;
+ elr->lr_timeout = nsecs_to_jiffies((ktime_get_real_ns() - start_time) *
+ EXT4_SB(elr->lr_super)->s_li_wait_mult);
}
elr->lr_next_sched = jiffies + elr->lr_timeout;
elr->lr_next_group = group + 1;
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index 657db2fb6739..a35fcf43ad5a 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -511,7 +511,7 @@ struct inode *f2fs_iget(struct super_block *sb, unsigned long ino)
inode->i_op = &f2fs_dir_inode_operations;
inode->i_fop = &f2fs_dir_operations;
inode->i_mapping->a_ops = &f2fs_dblock_aops;
- inode_nohighmem(inode);
+ mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
} else if (S_ISLNK(inode->i_mode)) {
if (file_is_encrypt(inode))
inode->i_op = &f2fs_encrypted_symlink_inode_operations;
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 710a6f73a685..6ae2beabe578 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -744,7 +744,7 @@ static int f2fs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
inode->i_op = &f2fs_dir_inode_operations;
inode->i_fop = &f2fs_dir_operations;
inode->i_mapping->a_ops = &f2fs_dblock_aops;
- inode_nohighmem(inode);
+ mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
set_inode_flag(inode, FI_INC_LINK);
f2fs_lock_op(sbi);
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index f943eea9fe4e..fb1917730e0e 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -851,6 +851,12 @@ static int fuse_try_move_page(struct fuse_copy_state *cs, struct page **pagep)
goto out_put_old;
}
+ /*
+ * Release while we have extra ref on stolen page. Otherwise
+ * anon_pipe_buf_release() might think the page can be reused.
+ */
+ pipe_buf_release(cs->pipe, buf);
+
get_page(newpage);
if (!(buf->flags & PIPE_BUF_FLAG_LRU))
@@ -2035,8 +2041,12 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe,
pipe_lock(pipe);
out_free:
- for (idx = 0; idx < nbuf; idx++)
- pipe_buf_release(pipe, &bufs[idx]);
+ for (idx = 0; idx < nbuf; idx++) {
+ struct pipe_buffer *buf = &bufs[idx];
+
+ if (buf->ops)
+ pipe_buf_release(pipe, buf);
+ }
pipe_unlock(pipe);
kvfree(bufs);
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 03c3407c8e26..dd052101e226 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -1885,10 +1885,10 @@ static void glock_hash_walk(glock_examiner examiner, const struct gfs2_sbd *sdp)
do {
rhashtable_walk_start(&iter);
- while ((gl = rhashtable_walk_next(&iter)) && !IS_ERR(gl))
- if (gl->gl_name.ln_sbd == sdp &&
- lockref_get_not_dead(&gl->gl_lockref))
+ while ((gl = rhashtable_walk_next(&iter)) && !IS_ERR(gl)) {
+ if (gl->gl_name.ln_sbd == sdp)
examiner(gl);
+ }
rhashtable_walk_stop(&iter);
} while (cond_resched(), gl == ERR_PTR(-EAGAIN));
@@ -1911,7 +1911,7 @@ bool gfs2_queue_delete_work(struct gfs2_glock *gl, unsigned long delay)
void gfs2_cancel_delete_work(struct gfs2_glock *gl)
{
- if (cancel_delayed_work_sync(&gl->gl_delete)) {
+ if (cancel_delayed_work(&gl->gl_delete)) {
clear_bit(GLF_PENDING_DELETE, &gl->gl_flags);
gfs2_glock_put(gl);
}
@@ -1930,7 +1930,6 @@ static void flush_delete_work(struct gfs2_glock *gl)
&gl->gl_delete, 0);
}
}
- gfs2_glock_queue_work(gl, 0);
}
void gfs2_flush_delete_work(struct gfs2_sbd *sdp)
@@ -1947,10 +1946,10 @@ void gfs2_flush_delete_work(struct gfs2_sbd *sdp)
static void thaw_glock(struct gfs2_glock *gl)
{
- if (!test_and_clear_bit(GLF_FROZEN, &gl->gl_flags)) {
- gfs2_glock_put(gl);
+ if (!test_and_clear_bit(GLF_FROZEN, &gl->gl_flags))
+ return;
+ if (!lockref_get_not_dead(&gl->gl_lockref))
return;
- }
set_bit(GLF_REPLY_PENDING, &gl->gl_flags);
gfs2_glock_queue_work(gl, 0);
}
@@ -1966,9 +1965,12 @@ static void clear_glock(struct gfs2_glock *gl)
gfs2_glock_remove_from_lru(gl);
spin_lock(&gl->gl_lockref.lock);
- if (gl->gl_state != LM_ST_UNLOCKED)
- handle_callback(gl, LM_ST_UNLOCKED, 0, false);
- __gfs2_glock_queue_work(gl, 0);
+ if (!__lockref_is_dead(&gl->gl_lockref)) {
+ gl->gl_lockref.count++;
+ if (gl->gl_state != LM_ST_UNLOCKED)
+ handle_callback(gl, LM_ST_UNLOCKED, 0, false);
+ __gfs2_glock_queue_work(gl, 0);
+ }
spin_unlock(&gl->gl_lockref.lock);
}
diff --git a/fs/jfs/jfs_mount.c b/fs/jfs/jfs_mount.c
index 5d7d7170c03c..aa4ff7bcaff2 100644
--- a/fs/jfs/jfs_mount.c
+++ b/fs/jfs/jfs_mount.c
@@ -81,14 +81,14 @@ int jfs_mount(struct super_block *sb)
* (initialize mount inode from the superblock)
*/
if ((rc = chkSuper(sb))) {
- goto errout20;
+ goto out;
}
ipaimap = diReadSpecial(sb, AGGREGATE_I, 0);
if (ipaimap == NULL) {
jfs_err("jfs_mount: Failed to read AGGREGATE_I");
rc = -EIO;
- goto errout20;
+ goto out;
}
sbi->ipaimap = ipaimap;
@@ -99,7 +99,7 @@ int jfs_mount(struct super_block *sb)
*/
if ((rc = diMount(ipaimap))) {
jfs_err("jfs_mount: diMount(ipaimap) failed w/rc = %d", rc);
- goto errout21;
+ goto err_ipaimap;
}
/*
@@ -108,7 +108,7 @@ int jfs_mount(struct super_block *sb)
ipbmap = diReadSpecial(sb, BMAP_I, 0);
if (ipbmap == NULL) {
rc = -EIO;
- goto errout22;
+ goto err_umount_ipaimap;
}
jfs_info("jfs_mount: ipbmap:0x%p", ipbmap);
@@ -120,7 +120,7 @@ int jfs_mount(struct super_block *sb)
*/
if ((rc = dbMount(ipbmap))) {
jfs_err("jfs_mount: dbMount failed w/rc = %d", rc);
- goto errout22;
+ goto err_ipbmap;
}
/*
@@ -139,7 +139,7 @@ int jfs_mount(struct super_block *sb)
if (!ipaimap2) {
jfs_err("jfs_mount: Failed to read AGGREGATE_I");
rc = -EIO;
- goto errout35;
+ goto err_umount_ipbmap;
}
sbi->ipaimap2 = ipaimap2;
@@ -151,7 +151,7 @@ int jfs_mount(struct super_block *sb)
if ((rc = diMount(ipaimap2))) {
jfs_err("jfs_mount: diMount(ipaimap2) failed, rc = %d",
rc);
- goto errout35;
+ goto err_ipaimap2;
}
} else
/* Secondary aggregate inode table is not valid */
@@ -168,7 +168,7 @@ int jfs_mount(struct super_block *sb)
jfs_err("jfs_mount: Failed to read FILESYSTEM_I");
/* open fileset secondary inode allocation map */
rc = -EIO;
- goto errout40;
+ goto err_umount_ipaimap2;
}
jfs_info("jfs_mount: ipimap:0x%p", ipimap);
@@ -178,41 +178,34 @@ int jfs_mount(struct super_block *sb)
/* initialize fileset inode allocation map */
if ((rc = diMount(ipimap))) {
jfs_err("jfs_mount: diMount failed w/rc = %d", rc);
- goto errout41;
+ goto err_ipimap;
}
- goto out;
+ return rc;
/*
* unwind on error
*/
- errout41: /* close fileset inode allocation map inode */
+err_ipimap:
+ /* close fileset inode allocation map inode */
diFreeSpecial(ipimap);
-
- errout40: /* fileset closed */
-
+err_umount_ipaimap2:
/* close secondary aggregate inode allocation map */
- if (ipaimap2) {
+ if (ipaimap2)
diUnmount(ipaimap2, 1);
+err_ipaimap2:
+ /* close aggregate inodes */
+ if (ipaimap2)
diFreeSpecial(ipaimap2);
- }
-
- errout35:
-
- /* close aggregate block allocation map */
+err_umount_ipbmap: /* close aggregate block allocation map */
dbUnmount(ipbmap, 1);
+err_ipbmap: /* close aggregate inodes */
diFreeSpecial(ipbmap);
-
- errout22: /* close aggregate inode allocation map */
-
+err_umount_ipaimap: /* close aggregate inode allocation map */
diUnmount(ipaimap, 1);
-
- errout21: /* close aggregate inodes */
+err_ipaimap: /* close aggregate inodes */
diFreeSpecial(ipaimap);
- errout20: /* aggregate closed */
-
- out:
-
+out:
if (rc)
jfs_err("Mount JFS Failure: %d", rc);
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index c837675cd395..8b963c72dd3b 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1061,13 +1061,12 @@ static bool nfs_verifier_is_delegated(struct dentry *dentry)
static void nfs_set_verifier_locked(struct dentry *dentry, unsigned long verf)
{
struct inode *inode = d_inode(dentry);
+ struct inode *dir = d_inode(dentry->d_parent);
- if (!nfs_verifier_is_delegated(dentry) &&
- !nfs_verify_change_attribute(d_inode(dentry->d_parent), verf))
- goto out;
+ if (!nfs_verify_change_attribute(dir, verf))
+ return;
if (inode && NFS_PROTO(inode)->have_delegation(inode, FMODE_READ))
nfs_set_verifier_delegated(&verf);
-out:
dentry->d_time = verf;
}
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 2e894fec036b..3c0335c15a73 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -620,7 +620,7 @@ static void nfs_direct_commit_complete(struct nfs_commit_data *data)
nfs_unlock_and_release_request(req);
}
- if (atomic_dec_and_test(&cinfo.mds->rpcs_out))
+ if (nfs_commit_end(cinfo.mds))
nfs_direct_write_complete(dreq);
}
diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
index 3eda40a320a5..1f12297109b4 100644
--- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c
+++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
@@ -378,10 +378,10 @@ nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg,
goto noconnect;
ds = mirror->mirror_ds->ds;
+ if (READ_ONCE(ds->ds_clp))
+ goto out;
/* matching smp_wmb() in _nfs4_pnfs_v3/4_ds_connect */
smp_rmb();
- if (ds->ds_clp)
- goto out;
/* FIXME: For now we assume the server sent only one version of NFS
* to use for the DS.
diff --git a/fs/nfs/nfs4idmap.c b/fs/nfs/nfs4idmap.c
index 8d8aba305ecc..f331866dd418 100644
--- a/fs/nfs/nfs4idmap.c
+++ b/fs/nfs/nfs4idmap.c
@@ -487,7 +487,7 @@ nfs_idmap_new(struct nfs_client *clp)
err_destroy_pipe:
rpc_destroy_pipe_data(idmap->idmap_pipe);
err:
- get_user_ns(idmap->user_ns);
+ put_user_ns(idmap->user_ns);
kfree(idmap);
return error;
}
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 5365000e83bd..3106bd28b113 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1590,15 +1590,16 @@ static bool nfs_stateid_is_sequential(struct nfs4_state *state,
{
if (test_bit(NFS_OPEN_STATE, &state->flags)) {
/* The common case - we're updating to a new sequence number */
- if (nfs4_stateid_match_other(stateid, &state->open_stateid) &&
- nfs4_stateid_is_next(&state->open_stateid, stateid)) {
- return true;
+ if (nfs4_stateid_match_other(stateid, &state->open_stateid)) {
+ if (nfs4_stateid_is_next(&state->open_stateid, stateid))
+ return true;
+ return false;
}
- } else {
- /* This is the first OPEN in this generation */
- if (stateid->seqid == cpu_to_be32(1))
- return true;
+ /* The server returned a new stateid */
}
+ /* This is the first OPEN in this generation */
+ if (stateid->seqid == cpu_to_be32(1))
+ return true;
return false;
}
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index 132a345e9373..0212fe32e63a 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -515,7 +515,7 @@ pnfs_mark_request_commit(struct nfs_page *req, struct pnfs_layout_segment *lseg,
{
struct pnfs_ds_commit_info *fl_cinfo = cinfo->ds;
- if (!lseg || !fl_cinfo->ops->mark_request_commit)
+ if (!lseg || !fl_cinfo->ops || !fl_cinfo->ops->mark_request_commit)
return false;
fl_cinfo->ops->mark_request_commit(req, lseg, cinfo, ds_commit_idx);
return true;
diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c
index 251c4a3aef9a..7b9d701bef01 100644
--- a/fs/nfs/pnfs_nfs.c
+++ b/fs/nfs/pnfs_nfs.c
@@ -468,7 +468,6 @@ pnfs_bucket_alloc_ds_commits(struct list_head *list,
goto out_error;
data->ds_commit_index = i;
list_add_tail(&data->list, list);
- atomic_inc(&cinfo->mds->rpcs_out);
nreq++;
}
mutex_unlock(&NFS_I(cinfo->inode)->commit_mutex);
@@ -520,7 +519,6 @@ pnfs_generic_commit_pagelist(struct inode *inode, struct list_head *mds_pages,
data->ds_commit_index = -1;
list_splice_init(mds_pages, &data->pages);
list_add_tail(&data->list, &list);
- atomic_inc(&cinfo->mds->rpcs_out);
nreq++;
}
@@ -876,7 +874,7 @@ static int _nfs4_pnfs_v3_ds_connect(struct nfs_server *mds_srv,
}
smp_wmb();
- ds->ds_clp = clp;
+ WRITE_ONCE(ds->ds_clp, clp);
dprintk("%s [new] addr: %s\n", __func__, ds->ds_remotestr);
out:
return status;
@@ -949,7 +947,7 @@ static int _nfs4_pnfs_v4_ds_connect(struct nfs_server *mds_srv,
}
smp_wmb();
- ds->ds_clp = clp;
+ WRITE_ONCE(ds->ds_clp, clp);
dprintk("%s [new] addr: %s\n", __func__, ds->ds_remotestr);
out:
return status;
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 639c34fec04a..bde4c362841f 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1034,25 +1034,11 @@ nfs_scan_commit_list(struct list_head *src, struct list_head *dst,
struct nfs_page *req, *tmp;
int ret = 0;
-restart:
list_for_each_entry_safe(req, tmp, src, wb_list) {
kref_get(&req->wb_kref);
if (!nfs_lock_request(req)) {
- int status;
-
- /* Prevent deadlock with nfs_lock_and_join_requests */
- if (!list_empty(dst)) {
- nfs_release_request(req);
- continue;
- }
- /* Ensure we make progress to prevent livelock */
- mutex_unlock(&NFS_I(cinfo->inode)->commit_mutex);
- status = nfs_wait_on_request(req);
nfs_release_request(req);
- mutex_lock(&NFS_I(cinfo->inode)->commit_mutex);
- if (status < 0)
- break;
- goto restart;
+ continue;
}
nfs_request_remove_commit_list(req, cinfo);
clear_bit(PG_COMMIT_TO_DS, &req->wb_flags);
@@ -1663,10 +1649,13 @@ static void nfs_commit_begin(struct nfs_mds_commit_info *cinfo)
atomic_inc(&cinfo->rpcs_out);
}
-static void nfs_commit_end(struct nfs_mds_commit_info *cinfo)
+bool nfs_commit_end(struct nfs_mds_commit_info *cinfo)
{
- if (atomic_dec_and_test(&cinfo->rpcs_out))
+ if (atomic_dec_and_test(&cinfo->rpcs_out)) {
wake_up_var(&cinfo->rpcs_out);
+ return true;
+ }
+ return false;
}
void nfs_commitdata_release(struct nfs_commit_data *data)
@@ -1766,6 +1755,7 @@ void nfs_init_commit(struct nfs_commit_data *data,
data->res.fattr = &data->fattr;
data->res.verf = &data->verf;
nfs_fattr_init(&data->fattr);
+ nfs_commit_begin(cinfo->mds);
}
EXPORT_SYMBOL_GPL(nfs_init_commit);
@@ -1811,7 +1801,6 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how,
/* Set up the argument struct */
nfs_init_commit(data, head, NULL, cinfo);
- atomic_inc(&cinfo->mds->rpcs_out);
return nfs_initiate_commit(NFS_CLIENT(inode), data, NFS_PROTO(inode),
data->mds_ops, how, RPC_TASK_CRED_NOREF);
}
@@ -1924,6 +1913,7 @@ static int __nfs_commit_inode(struct inode *inode, int how,
int may_wait = how & FLUSH_SYNC;
int ret, nscan;
+ how &= ~FLUSH_SYNC;
nfs_init_cinfo_from_inode(&cinfo, inode);
nfs_commit_begin(cinfo.mds);
for (;;) {
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 919e552abf63..1470b49adb2d 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -478,10 +478,11 @@ int ocfs2_truncate_file(struct inode *inode,
* greater than page size, so we have to truncate them
* anyway.
*/
- unmap_mapping_range(inode->i_mapping, new_i_size + PAGE_SIZE - 1, 0, 1);
- truncate_inode_pages(inode->i_mapping, new_i_size);
if (OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL) {
+ unmap_mapping_range(inode->i_mapping,
+ new_i_size + PAGE_SIZE - 1, 0, 1);
+ truncate_inode_pages(inode->i_mapping, new_i_size);
status = ocfs2_truncate_inline(inode, di_bh, new_i_size,
i_size_read(inode), 1);
if (status)
@@ -500,6 +501,9 @@ int ocfs2_truncate_file(struct inode *inode,
goto bail_unlock_sem;
}
+ unmap_mapping_range(inode->i_mapping, new_i_size + PAGE_SIZE - 1, 0, 1);
+ truncate_inode_pages(inode->i_mapping, new_i_size);
+
status = ocfs2_commit_truncate(osb, inode, di_bh);
if (status < 0) {
mlog_errno(status);
diff --git a/fs/orangefs/dcache.c b/fs/orangefs/dcache.c
index fe484cf93e5c..8bbe9486e3a6 100644
--- a/fs/orangefs/dcache.c
+++ b/fs/orangefs/dcache.c
@@ -26,8 +26,10 @@ static int orangefs_revalidate_lookup(struct dentry *dentry)
gossip_debug(GOSSIP_DCACHE_DEBUG, "%s: attempting lookup.\n", __func__);
new_op = op_alloc(ORANGEFS_VFS_OP_LOOKUP);
- if (!new_op)
+ if (!new_op) {
+ ret = -ENOMEM;
goto out_put_parent;
+ }
new_op->upcall.req.lookup.sym_follow = ORANGEFS_LOOKUP_LINK_NO_FOLLOW;
new_op->upcall.req.lookup.parent_refn = parent->refn;
diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c
index f7135777cb4e..d1ae643a999a 100644
--- a/fs/overlayfs/file.c
+++ b/fs/overlayfs/file.c
@@ -17,6 +17,7 @@
struct ovl_aio_req {
struct kiocb iocb;
+ refcount_t ref;
struct kiocb *orig_iocb;
struct fd fd;
};
@@ -257,6 +258,14 @@ static rwf_t ovl_iocb_to_rwf(int ifl)
return flags;
}
+static inline void ovl_aio_put(struct ovl_aio_req *aio_req)
+{
+ if (refcount_dec_and_test(&aio_req->ref)) {
+ fdput(aio_req->fd);
+ kmem_cache_free(ovl_aio_request_cachep, aio_req);
+ }
+}
+
static void ovl_aio_cleanup_handler(struct ovl_aio_req *aio_req)
{
struct kiocb *iocb = &aio_req->iocb;
@@ -273,8 +282,7 @@ static void ovl_aio_cleanup_handler(struct ovl_aio_req *aio_req)
}
orig_iocb->ki_pos = iocb->ki_pos;
- fdput(aio_req->fd);
- kmem_cache_free(ovl_aio_request_cachep, aio_req);
+ ovl_aio_put(aio_req);
}
static void ovl_aio_rw_complete(struct kiocb *iocb, long res, long res2)
@@ -324,7 +332,9 @@ static ssize_t ovl_read_iter(struct kiocb *iocb, struct iov_iter *iter)
aio_req->orig_iocb = iocb;
kiocb_clone(&aio_req->iocb, iocb, real.file);
aio_req->iocb.ki_complete = ovl_aio_rw_complete;
+ refcount_set(&aio_req->ref, 2);
ret = vfs_iocb_iter_read(real.file, &aio_req->iocb, iter);
+ ovl_aio_put(aio_req);
if (ret != -EIOCBQUEUED)
ovl_aio_cleanup_handler(aio_req);
}
@@ -395,7 +405,9 @@ static ssize_t ovl_write_iter(struct kiocb *iocb, struct iov_iter *iter)
kiocb_clone(&aio_req->iocb, iocb, real.file);
aio_req->iocb.ki_flags = ifl;
aio_req->iocb.ki_complete = ovl_aio_rw_complete;
+ refcount_set(&aio_req->ref, 2);
ret = vfs_iocb_iter_write(real.file, &aio_req->iocb, iter);
+ ovl_aio_put(aio_req);
if (ret != -EIOCBQUEUED)
ovl_aio_cleanup_handler(aio_req);
}
diff --git a/fs/proc/stat.c b/fs/proc/stat.c
index 4695b6de3151..3bed48d8228b 100644
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -23,7 +23,7 @@
#ifdef arch_idle_time
-static u64 get_idle_time(struct kernel_cpustat *kcs, int cpu)
+u64 get_idle_time(struct kernel_cpustat *kcs, int cpu)
{
u64 idle;
@@ -45,7 +45,7 @@ static u64 get_iowait_time(struct kernel_cpustat *kcs, int cpu)
#else
-static u64 get_idle_time(struct kernel_cpustat *kcs, int cpu)
+u64 get_idle_time(struct kernel_cpustat *kcs, int cpu)
{
u64 idle, idle_usecs = -1ULL;
diff --git a/fs/proc/uptime.c b/fs/proc/uptime.c
index 5a1b228964fb..deb99bc9b7e6 100644
--- a/fs/proc/uptime.c
+++ b/fs/proc/uptime.c
@@ -12,18 +12,22 @@ static int uptime_proc_show(struct seq_file *m, void *v)
{
struct timespec64 uptime;
struct timespec64 idle;
- u64 nsec;
+ u64 idle_nsec;
u32 rem;
int i;
- nsec = 0;
- for_each_possible_cpu(i)
- nsec += (__force u64) kcpustat_cpu(i).cpustat[CPUTIME_IDLE];
+ idle_nsec = 0;
+ for_each_possible_cpu(i) {
+ struct kernel_cpustat kcs;
+
+ kcpustat_cpu_fetch(&kcs, i);
+ idle_nsec += get_idle_time(&kcs, i);
+ }
ktime_get_boottime_ts64(&uptime);
timens_add_boottime(&uptime);
- idle.tv_sec = div_u64_rem(nsec, NSEC_PER_SEC, &rem);
+ idle.tv_sec = div_u64_rem(idle_nsec, NSEC_PER_SEC, &rem);
idle.tv_nsec = rem;
seq_printf(m, "%lu.%02lu %lu.%02lu\n",
(unsigned long) uptime.tv_sec,
diff --git a/fs/quota/quota_tree.c b/fs/quota/quota_tree.c
index c5562c871c8b..1a188fbdf34e 100644
--- a/fs/quota/quota_tree.c
+++ b/fs/quota/quota_tree.c
@@ -423,6 +423,7 @@ static int free_dqentry(struct qtree_mem_dqinfo *info, struct dquot *dquot,
quota_error(dquot->dq_sb, "Quota structure has offset to "
"other block (%u) than it should (%u)", blk,
(uint)(dquot->dq_off >> info->dqi_blocksize_bits));
+ ret = -EIO;
goto out_buf;
}
ret = read_blk(info, blk, buf);
@@ -488,6 +489,13 @@ static int remove_tree(struct qtree_mem_dqinfo *info, struct dquot *dquot,
goto out_buf;
}
newblk = le32_to_cpu(ref[get_index(info, dquot->dq_id, depth)]);
+ if (newblk < QT_TREEOFF || newblk >= info->dqi_blocks) {
+ quota_error(dquot->dq_sb, "Getting block too big (%u >= %u)",
+ newblk, info->dqi_blocks);
+ ret = -EUCLEAN;
+ goto out_buf;
+ }
+
if (depth == info->dqi_qtree_depth - 1) {
ret = free_dqentry(info, dquot, newblk);
newblk = 0;
@@ -587,6 +595,13 @@ static loff_t find_tree_dqentry(struct qtree_mem_dqinfo *info,
blk = le32_to_cpu(ref[get_index(info, dquot->dq_id, depth)]);
if (!blk) /* No reference? */
goto out_buf;
+ if (blk < QT_TREEOFF || blk >= info->dqi_blocks) {
+ quota_error(dquot->dq_sb, "Getting block too big (%u >= %u)",
+ blk, info->dqi_blocks);
+ ret = -EUCLEAN;
+ goto out_buf;
+ }
+
if (depth < info->dqi_qtree_depth - 1)
ret = find_tree_dqentry(info, dquot, blk, depth+1);
else
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 0ee8c6dfb036..bf58ae6f984f 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -430,7 +430,8 @@ static struct dentry *__create_dir(const char *name, struct dentry *parent,
if (unlikely(!inode))
return failed_creating(dentry);
- inode->i_mode = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO;
+ /* Do not set bits for OTH */
+ inode->i_mode = S_IFDIR | S_IRWXU | S_IRUSR| S_IRGRP | S_IXUSR | S_IXGRP;
inode->i_op = ops;
inode->i_fop = &simple_dir_operations;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 8aae375864b6..4ba17736b614 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1248,8 +1248,6 @@ struct blk_plug {
bool multiple_queues;
bool nowait;
};
-#define BLK_MAX_REQUEST_COUNT 16
-#define BLK_PLUG_FLUSH_SIZE (128 * 1024)
struct blk_plug_cb;
typedef void (*blk_plug_cb_fn)(struct blk_plug_cb *, bool);
diff --git a/include/linux/cc_platform.h b/include/linux/cc_platform.h
new file mode 100644
index 000000000000..a075b70b9a70
--- /dev/null
+++ b/include/linux/cc_platform.h
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Confidential Computing Platform Capability checks
+ *
+ * Copyright (C) 2021 Advanced Micro Devices, Inc.
+ *
+ * Author: Tom Lendacky <thomas.lendacky@xxxxxxx>
+ */
+
+#ifndef _LINUX_CC_PLATFORM_H
+#define _LINUX_CC_PLATFORM_H
+
+#include <linux/types.h>
+#include <linux/stddef.h>
+
+/**
+ * enum cc_attr - Confidential computing attributes
+ *
+ * These attributes represent confidential computing features that are
+ * currently active.
+ */
+enum cc_attr {
+ /**
+ * @CC_ATTR_MEM_ENCRYPT: Memory encryption is active
+ *
+ * The platform/OS is running with active memory encryption. This
+ * includes running either as a bare-metal system or a hypervisor
+ * and actively using memory encryption or as a guest/virtual machine
+ * and actively using memory encryption.
+ *
+ * Examples include SME, SEV and SEV-ES.
+ */
+ CC_ATTR_MEM_ENCRYPT,
+
+ /**
+ * @CC_ATTR_HOST_MEM_ENCRYPT: Host memory encryption is active
+ *
+ * The platform/OS is running as a bare-metal system or a hypervisor
+ * and actively using memory encryption.
+ *
+ * Examples include SME.
+ */
+ CC_ATTR_HOST_MEM_ENCRYPT,
+
+ /**
+ * @CC_ATTR_GUEST_MEM_ENCRYPT: Guest memory encryption is active
+ *
+ * The platform/OS is running as a guest/virtual machine and actively
+ * using memory encryption.
+ *
+ * Examples include SEV and SEV-ES.
+ */
+ CC_ATTR_GUEST_MEM_ENCRYPT,
+
+ /**
+ * @CC_ATTR_GUEST_STATE_ENCRYPT: Guest state encryption is active
+ *
+ * The platform/OS is running as a guest/virtual machine and actively
+ * using memory encryption and register state encryption.
+ *
+ * Examples include SEV-ES.
+ */
+ CC_ATTR_GUEST_STATE_ENCRYPT,
+};
+
+#ifdef CONFIG_ARCH_HAS_CC_PLATFORM
+
+/**
+ * cc_platform_has() - Checks if the specified cc_attr attribute is active
+ * @attr: Confidential computing attribute to check
+ *
+ * The cc_platform_has() function will return an indicator as to whether the
+ * specified Confidential Computing attribute is currently active.
+ *
+ * Context: Any context
+ * Return:
+ * * TRUE - Specified Confidential Computing attribute is active
+ * * FALSE - Specified Confidential Computing attribute is not active
+ */
+bool cc_platform_has(enum cc_attr attr);
+
+#else /* !CONFIG_ARCH_HAS_CC_PLATFORM */
+
+static inline bool cc_platform_has(enum cc_attr attr) { return false; }
+
+#endif /* CONFIG_ARCH_HAS_CC_PLATFORM */
+
+#endif /* _LINUX_CC_PLATFORM_H */
diff --git a/include/linux/console.h b/include/linux/console.h
index 4b1e26c4cb42..bc2a749e6f0d 100644
--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -150,6 +150,8 @@ struct console {
short flags;
short index;
int cflag;
+ uint ispeed;
+ uint ospeed;
void *data;
struct console *next;
};
diff --git a/include/linux/ethtool_netlink.h b/include/linux/ethtool_netlink.h
index 1e7bf78cb382..aba348d58ff6 100644
--- a/include/linux/ethtool_netlink.h
+++ b/include/linux/ethtool_netlink.h
@@ -10,6 +10,9 @@
#define __ETHTOOL_LINK_MODE_MASK_NWORDS \
DIV_ROUND_UP(__ETHTOOL_LINK_MODE_MASK_NBITS, 32)
+#define ETHTOOL_PAUSE_STAT_CNT (__ETHTOOL_A_PAUSE_STAT_CNT - \
+ ETHTOOL_A_PAUSE_STAT_TX_FRAMES)
+
enum ethtool_multicast_groups {
ETHNL_MCGRP_MONITOR,
};
diff --git a/include/linux/filter.h b/include/linux/filter.h
index 822b701c803d..bc6ce4b202a8 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -998,6 +998,7 @@ extern int bpf_jit_enable;
extern int bpf_jit_harden;
extern int bpf_jit_kallsyms;
extern long bpf_jit_limit;
+extern long bpf_jit_limit_max;
typedef void (*bpf_jit_fill_hole_t)(void *area, unsigned int size);
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index 89f0745c096d..8fff3500d50e 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -103,6 +103,7 @@ extern void account_system_index_time(struct task_struct *, u64,
enum cpu_usage_stat);
extern void account_steal_time(u64);
extern void account_idle_time(u64);
+extern u64 get_idle_time(struct kernel_cpustat *kcs, int cpu);
#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
static inline void account_process_tick(struct task_struct *tsk, int user)
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 57dffa0d5870..d3600fc7f7c4 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -390,7 +390,7 @@ enum {
/* This should match the actual table size of
* ata_eh_cmd_timeout_table in libata-eh.c.
*/
- ATA_EH_CMD_TIMEOUT_TABLE_SIZE = 6,
+ ATA_EH_CMD_TIMEOUT_TABLE_SIZE = 7,
/* Horkage types. May be set by libata or controller on drives
(some horkage may be drive/controller pair dependent */
diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index 32a940117e7a..a6a3d4ddfc2d 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -26,13 +26,13 @@
* #undef LSM_HOOK
* };
*/
-LSM_HOOK(int, 0, binder_set_context_mgr, struct task_struct *mgr)
-LSM_HOOK(int, 0, binder_transaction, struct task_struct *from,
- struct task_struct *to)
-LSM_HOOK(int, 0, binder_transfer_binder, struct task_struct *from,
- struct task_struct *to)
-LSM_HOOK(int, 0, binder_transfer_file, struct task_struct *from,
- struct task_struct *to, struct file *file)
+LSM_HOOK(int, 0, binder_set_context_mgr, const struct cred *mgr)
+LSM_HOOK(int, 0, binder_transaction, const struct cred *from,
+ const struct cred *to)
+LSM_HOOK(int, 0, binder_transfer_binder, const struct cred *from,
+ const struct cred *to)
+LSM_HOOK(int, 0, binder_transfer_file, const struct cred *from,
+ const struct cred *to, struct file *file)
LSM_HOOK(int, 0, ptrace_access_check, struct task_struct *child,
unsigned int mode)
LSM_HOOK(int, 0, ptrace_traceme, struct task_struct *parent)
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index c503f7ab8afb..a8531b37e6f5 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1288,22 +1288,22 @@
*
* @binder_set_context_mgr:
* Check whether @mgr is allowed to be the binder context manager.
- * @mgr contains the task_struct for the task being registered.
+ * @mgr contains the struct cred for the current binder process.
* Return 0 if permission is granted.
* @binder_transaction:
* Check whether @from is allowed to invoke a binder transaction call
* to @to.
- * @from contains the task_struct for the sending task.
- * @to contains the task_struct for the receiving task.
+ * @from contains the struct cred for the sending process.
+ * @to contains the struct cred for the receiving process.
* @binder_transfer_binder:
* Check whether @from is allowed to transfer a binder reference to @to.
- * @from contains the task_struct for the sending task.
- * @to contains the task_struct for the receiving task.
+ * @from contains the struct cred for the sending process.
+ * @to contains the struct cred for the receiving process.
* @binder_transfer_file:
* Check whether @from is allowed to transfer @file to @to.
- * @from contains the task_struct for the sending task.
+ * @from contains the struct cred for the sending process.
* @file contains the struct file being transferred.
- * @to contains the task_struct for the receiving task.
+ * @to contains the struct cred for the receiving process.
*
* @ptrace_access_check:
* Check permission before allowing the current process to trace the
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 91a6525a98cb..aff5cd382fef 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -553,6 +553,7 @@ extern int nfs_wb_page_cancel(struct inode *inode, struct page* page);
extern int nfs_commit_inode(struct inode *, int);
extern struct nfs_commit_data *nfs_commitdata_alloc(bool never_fail);
extern void nfs_commit_free(struct nfs_commit_data *data);
+bool nfs_commit_end(struct nfs_mds_commit_info *cinfo);
static inline int
nfs_have_writebacks(struct inode *inode)
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
index 896c16d2c5fb..913aa60228b1 100644
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -177,8 +177,10 @@ static inline void posix_cputimers_group_init(struct posix_cputimers *pct,
#endif
#ifdef CONFIG_POSIX_CPU_TIMERS_TASK_WORK
+void clear_posix_cputimers_work(struct task_struct *p);
void posix_cputimers_init_work(void);
#else
+static inline void clear_posix_cputimers_work(struct task_struct *p) { }
static inline void posix_cputimers_init_work(void) { }
#endif
diff --git a/include/linux/rpmsg.h b/include/linux/rpmsg.h
index 9fe156d1c018..a68972b097b7 100644
--- a/include/linux/rpmsg.h
+++ b/include/linux/rpmsg.h
@@ -177,7 +177,7 @@ static inline struct rpmsg_endpoint *rpmsg_create_ept(struct rpmsg_device *rpdev
/* This shouldn't be possible */
WARN_ON(1);
- return ERR_PTR(-ENXIO);
+ return NULL;
}
static inline int rpmsg_send(struct rpmsg_endpoint *ept, void *data, int len)
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index 85fb2f34c59b..24cacb1ca654 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -55,7 +55,8 @@ extern asmlinkage void schedule_tail(struct task_struct *prev);
extern void init_idle(struct task_struct *idle, int cpu);
extern int sched_fork(unsigned long clone_flags, struct task_struct *p);
-extern void sched_post_fork(struct task_struct *p);
+extern void sched_post_fork(struct task_struct *p,
+ struct kernel_clone_args *kargs);
extern void sched_dead(struct task_struct *p);
void __noreturn do_task_dead(void);
diff --git a/include/linux/sched/task_stack.h b/include/linux/sched/task_stack.h
index 2413427e439c..d10150587d81 100644
--- a/include/linux/sched/task_stack.h
+++ b/include/linux/sched/task_stack.h
@@ -25,7 +25,11 @@ static inline void *task_stack_page(const struct task_struct *task)
static inline unsigned long *end_of_stack(const struct task_struct *task)
{
+#ifdef CONFIG_STACK_GROWSUP
+ return (unsigned long *)((unsigned long)task->stack + THREAD_SIZE) - 1;
+#else
return task->stack;
+#endif
}
#elif !defined(__HAVE_THREAD_FUNCTIONS)
diff --git a/include/linux/security.h b/include/linux/security.h
index 7ef74d01b8e7..35355429648e 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -254,13 +254,13 @@ extern int security_init(void);
extern int early_security_init(void);
/* Security operations */
-int security_binder_set_context_mgr(struct task_struct *mgr);
-int security_binder_transaction(struct task_struct *from,
- struct task_struct *to);
-int security_binder_transfer_binder(struct task_struct *from,
- struct task_struct *to);
-int security_binder_transfer_file(struct task_struct *from,
- struct task_struct *to, struct file *file);
+int security_binder_set_context_mgr(const struct cred *mgr);
+int security_binder_transaction(const struct cred *from,
+ const struct cred *to);
+int security_binder_transfer_binder(const struct cred *from,
+ const struct cred *to);
+int security_binder_transfer_file(const struct cred *from,
+ const struct cred *to, struct file *file);
int security_ptrace_access_check(struct task_struct *child, unsigned int mode);
int security_ptrace_traceme(struct task_struct *parent);
int security_capget(struct task_struct *target,
@@ -493,25 +493,25 @@ static inline int early_security_init(void)
return 0;
}
-static inline int security_binder_set_context_mgr(struct task_struct *mgr)
+static inline int security_binder_set_context_mgr(const struct cred *mgr)
{
return 0;
}
-static inline int security_binder_transaction(struct task_struct *from,
- struct task_struct *to)
+static inline int security_binder_transaction(const struct cred *from,
+ const struct cred *to)
{
return 0;
}
-static inline int security_binder_transfer_binder(struct task_struct *from,
- struct task_struct *to)
+static inline int security_binder_transfer_binder(const struct cred *from,
+ const struct cred *to)
{
return 0;
}
-static inline int security_binder_transfer_file(struct task_struct *from,
- struct task_struct *to,
+static inline int security_binder_transfer_file(const struct cred *from,
+ const struct cred *to,
struct file *file)
{
return 0;
@@ -1003,6 +1003,11 @@ static inline void security_transfer_creds(struct cred *new,
{
}
+static inline void security_cred_getsecid(const struct cred *c, u32 *secid)
+{
+ *secid = 0;
+}
+
static inline int security_kernel_act_as(struct cred *cred, u32 secid)
{
return 0;
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index b83b3ae3c877..662a8cfa1bcd 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -182,7 +182,7 @@ static const struct file_operations __name ## _fops = { \
#define DEFINE_PROC_SHOW_ATTRIBUTE(__name) \
static int __name ## _open(struct inode *inode, struct file *file) \
{ \
- return single_open(file, __name ## _show, inode->i_private); \
+ return single_open(file, __name ## _show, PDE_DATA(inode)); \
} \
\
static const struct proc_ops __name ## _proc_ops = { \
diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index 804a3f69bbd9..95c3069823f9 100644
--- a/include/linux/tpm.h
+++ b/include/linux/tpm.h
@@ -262,6 +262,7 @@ enum tpm2_cc_attrs {
#define TPM_VID_INTEL 0x8086
#define TPM_VID_WINBOND 0x1050
#define TPM_VID_STM 0x104A
+#define TPM_VID_ATML 0x1114
enum tpm_chip_flags {
TPM_CHIP_FLAG_TPM2 = BIT(1),
diff --git a/include/memory/renesas-rpc-if.h b/include/memory/renesas-rpc-if.h
index 9ad136682c47..aceb2c360d3f 100644
--- a/include/memory/renesas-rpc-if.h
+++ b/include/memory/renesas-rpc-if.h
@@ -58,6 +58,7 @@ struct rpcif_op {
struct rpcif {
struct device *dev;
+ void __iomem *base;
void __iomem *dirmap;
struct regmap *regmap;
struct reset_control *rstc;
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index aa92af3dd444..0b1864a82d4a 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -291,7 +291,7 @@ static inline void inet_csk_prepare_for_destroy_sock(struct sock *sk)
{
/* The below has to be done to allow calling inet_csk_destroy_sock */
sock_set_flag(sk, SOCK_DEAD);
- percpu_counter_inc(sk->sk_prot->orphan_count);
+ this_cpu_inc(*sk->sk_prot->orphan_count);
}
void inet_csk_destroy_sock(struct sock *sk);
diff --git a/include/net/llc.h b/include/net/llc.h
index df282d9b4017..9c10b121b49b 100644
--- a/include/net/llc.h
+++ b/include/net/llc.h
@@ -72,7 +72,9 @@ struct llc_sap {
static inline
struct hlist_head *llc_sk_dev_hash(struct llc_sap *sap, int ifindex)
{
- return &sap->sk_dev_hash[ifindex % LLC_SK_DEV_HASH_ENTRIES];
+ u32 bucket = hash_32(ifindex, LLC_SK_DEV_HASH_BITS);
+
+ return &sap->sk_dev_hash[bucket];
}
static inline
diff --git a/include/net/neighbour.h b/include/net/neighbour.h
index 22ced1381ede..d5767e25509c 100644
--- a/include/net/neighbour.h
+++ b/include/net/neighbour.h
@@ -253,6 +253,7 @@ static inline void *neighbour_priv(const struct neighbour *n)
#define NEIGH_UPDATE_F_OVERRIDE 0x00000001
#define NEIGH_UPDATE_F_WEAK_OVERRIDE 0x00000002
#define NEIGH_UPDATE_F_OVERRIDE_ISROUTER 0x00000004
+#define NEIGH_UPDATE_F_USE 0x10000000
#define NEIGH_UPDATE_F_EXT_LEARNED 0x20000000
#define NEIGH_UPDATE_F_ISROUTER 0x40000000
#define NEIGH_UPDATE_F_ADMIN 0x80000000
@@ -504,10 +505,15 @@ static inline int neigh_output(struct neighbour *n, struct sk_buff *skb,
{
const struct hh_cache *hh = &n->hh;
- if ((n->nud_state & NUD_CONNECTED) && hh->hh_len && !skip_cache)
+ /* n->nud_state and hh->hh_len could be changed under us.
+ * neigh_hh_output() is taking care of the race later.
+ */
+ if (!skip_cache &&
+ (READ_ONCE(n->nud_state) & NUD_CONNECTED) &&
+ READ_ONCE(hh->hh_len))
return neigh_hh_output(hh, skb);
- else
- return n->output(n, skb);
+
+ return n->output(n, skb);
}
static inline struct neighbour *
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index f8631ad3c868..9226a84dcc14 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -302,6 +302,8 @@ struct Qdisc_ops {
struct netlink_ext_ack *extack);
void (*attach)(struct Qdisc *sch);
int (*change_tx_queue_len)(struct Qdisc *, unsigned int);
+ void (*change_real_num_tx)(struct Qdisc *sch,
+ unsigned int new_real_tx);
int (*dump)(struct Qdisc *, struct sk_buff *);
int (*dump_stats)(struct Qdisc *, struct gnet_dump *);
@@ -683,6 +685,8 @@ void qdisc_class_hash_grow(struct Qdisc *, struct Qdisc_class_hash *);
void qdisc_class_hash_destroy(struct Qdisc_class_hash *);
int dev_qdisc_change_tx_queue_len(struct net_device *dev);
+void dev_qdisc_change_real_num_tx(struct net_device *dev,
+ unsigned int new_real_tx);
void dev_init_scheduler(struct net_device *dev);
void dev_shutdown(struct net_device *dev);
void dev_activate(struct net_device *dev);
diff --git a/include/net/sock.h b/include/net/sock.h
index cdca984f3630..6270d1d9436b 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1214,7 +1214,7 @@ struct proto {
unsigned int useroffset; /* Usercopy region offset */
unsigned int usersize; /* Usercopy region size */
- struct percpu_counter *orphan_count;
+ unsigned int __percpu *orphan_count;
struct request_sock_ops *rsk_prot;
struct timewait_sock_ops *twsk_prot;
diff --git a/include/net/strparser.h b/include/net/strparser.h
index 1d20b98493a1..bec1439bd3be 100644
--- a/include/net/strparser.h
+++ b/include/net/strparser.h
@@ -54,10 +54,24 @@ struct strp_msg {
int offset;
};
+struct _strp_msg {
+ /* Internal cb structure. struct strp_msg must be first for passing
+ * to upper layer.
+ */
+ struct strp_msg strp;
+ int accum_len;
+};
+
+struct sk_skb_cb {
+#define SK_SKB_CB_PRIV_LEN 20
+ unsigned char data[SK_SKB_CB_PRIV_LEN];
+ struct _strp_msg strp;
+};
+
static inline struct strp_msg *strp_msg(struct sk_buff *skb)
{
return (struct strp_msg *)((void *)skb->cb +
- offsetof(struct qdisc_skb_cb, data));
+ offsetof(struct sk_skb_cb, strp));
}
/* Structure for an attached lower socket */
diff --git a/include/net/tcp.h b/include/net/tcp.h
index eff611da5780..334b8d1b5442 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -48,7 +48,9 @@
extern struct inet_hashinfo tcp_hashinfo;
-extern struct percpu_counter tcp_orphan_count;
+DECLARE_PER_CPU(unsigned int, tcp_orphan_count);
+int tcp_orphan_count_sum(void);
+
void tcp_time_wait(struct sock *sk, int state, int timeo);
#define MAX_TCP_HEADER L1_CACHE_ALIGN(128 + MAX_HEADER)
@@ -290,19 +292,6 @@ static inline bool tcp_out_of_memory(struct sock *sk)
void sk_forced_mem_schedule(struct sock *sk, int size);
-static inline bool tcp_too_many_orphans(struct sock *sk, int shift)
-{
- struct percpu_counter *ocp = sk->sk_prot->orphan_count;
- int orphans = percpu_counter_read_positive(ocp);
-
- if (orphans << shift > sysctl_tcp_max_orphans) {
- orphans = percpu_counter_sum_positive(ocp);
- if (orphans << shift > sysctl_tcp_max_orphans)
- return true;
- }
- return false;
-}
-
bool tcp_check_oom(struct sock *sk, int shift);
diff --git a/include/net/udp.h b/include/net/udp.h
index 949ae14a5425..435cc009e6ea 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -488,8 +488,9 @@ static inline struct sk_buff *udp_rcv_segment(struct sock *sk,
* CHECKSUM_NONE in __udp_gso_segment. UDP GRO indeed builds partial
* packets in udp_gro_complete_segment. As does UDP GSO, verified by
* udp_send_skb. But when those packets are looped in dev_loopback_xmit
- * their ip_summed is set to CHECKSUM_UNNECESSARY. Reset in this
- * specific case, where PARTIAL is both correct and required.
+ * their ip_summed CHECKSUM_NONE is changed to CHECKSUM_UNNECESSARY.
+ * Reset in this specific case, where PARTIAL is both correct and
+ * required.
*/
if (skb->pkt_type == PACKET_LOOPBACK)
skb->ip_summed = CHECKSUM_PARTIAL;
diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h
index e2bf36e6964b..c94fa2941502 100644
--- a/include/uapi/linux/ethtool_netlink.h
+++ b/include/uapi/linux/ethtool_netlink.h
@@ -394,7 +394,9 @@ enum {
ETHTOOL_A_PAUSE_STAT_TX_FRAMES,
ETHTOOL_A_PAUSE_STAT_RX_FRAMES,
- /* add new constants above here */
+ /* add new constants above here
+ * adjust ETHTOOL_PAUSE_STAT_CNT if adding non-stats!
+ */
__ETHTOOL_A_PAUSE_STAT_CNT,
ETHTOOL_A_PAUSE_STAT_MAX = (__ETHTOOL_A_PAUSE_STAT_CNT - 1)
};
diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index a95d55f9f257..142b184eca8b 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -504,6 +504,12 @@
#define PCI_EXP_DEVCTL_URRE 0x0008 /* Unsupported Request Reporting En. */
#define PCI_EXP_DEVCTL_RELAX_EN 0x0010 /* Enable relaxed ordering */
#define PCI_EXP_DEVCTL_PAYLOAD 0x00e0 /* Max_Payload_Size */
+#define PCI_EXP_DEVCTL_PAYLOAD_128B 0x0000 /* 128 Bytes */
+#define PCI_EXP_DEVCTL_PAYLOAD_256B 0x0020 /* 256 Bytes */
+#define PCI_EXP_DEVCTL_PAYLOAD_512B 0x0040 /* 512 Bytes */
+#define PCI_EXP_DEVCTL_PAYLOAD_1024B 0x0060 /* 1024 Bytes */
+#define PCI_EXP_DEVCTL_PAYLOAD_2048B 0x0080 /* 2048 Bytes */
+#define PCI_EXP_DEVCTL_PAYLOAD_4096B 0x00a0 /* 4096 Bytes */
#define PCI_EXP_DEVCTL_EXT_TAG 0x0100 /* Extended Tag Field Enable */
#define PCI_EXP_DEVCTL_PHANTOM 0x0200 /* Phantom Functions Enable */
#define PCI_EXP_DEVCTL_AUX_PME 0x0400 /* Auxiliary Power PM Enable */
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c
index 72e4bf0ee546..d3a1f25f8ec2 100644
--- a/kernel/bpf/core.c
+++ b/kernel/bpf/core.c
@@ -528,6 +528,7 @@ int bpf_jit_enable __read_mostly = IS_BUILTIN(CONFIG_BPF_JIT_DEFAULT_ON);
int bpf_jit_kallsyms __read_mostly = IS_BUILTIN(CONFIG_BPF_JIT_DEFAULT_ON);
int bpf_jit_harden __read_mostly;
long bpf_jit_limit __read_mostly;
+long bpf_jit_limit_max __read_mostly;
static void
bpf_prog_ksym_set_addr(struct bpf_prog *prog)
@@ -821,7 +822,8 @@ u64 __weak bpf_jit_alloc_exec_limit(void)
static int __init bpf_jit_charge_init(void)
{
/* Only used as heuristic here to derive limit. */
- bpf_jit_limit = min_t(u64, round_up(bpf_jit_alloc_exec_limit() >> 2,
+ bpf_jit_limit_max = bpf_jit_alloc_exec_limit();
+ bpf_jit_limit = min_t(u64, round_up(bpf_jit_limit_max >> 2,
PAGE_SIZE), LONG_MAX);
return 0;
}
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 0c26757ea7fb..a15826a9a644 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -1298,12 +1298,12 @@ static void __reg_combine_32_into_64(struct bpf_reg_state *reg)
static bool __reg64_bound_s32(s64 a)
{
- return a > S32_MIN && a < S32_MAX;
+ return a >= S32_MIN && a <= S32_MAX;
}
static bool __reg64_bound_u32(u64 a)
{
- return a > U32_MIN && a < U32_MAX;
+ return a >= U32_MIN && a <= U32_MAX;
}
static void __reg_combine_64_into_32(struct bpf_reg_state *reg)
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index 60d38e2f69dd..a86857edaa57 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -1711,6 +1711,7 @@ int rebind_subsystems(struct cgroup_root *dst_root, u16 ss_mask)
struct cgroup *dcgrp = &dst_root->cgrp;
struct cgroup_subsys *ss;
int ssid, i, ret;
+ u16 dfl_disable_ss_mask = 0;
lockdep_assert_held(&cgroup_mutex);
@@ -1727,8 +1728,28 @@ int rebind_subsystems(struct cgroup_root *dst_root, u16 ss_mask)
/* can't move between two non-dummy roots either */
if (ss->root != &cgrp_dfl_root && dst_root != &cgrp_dfl_root)
return -EBUSY;
+
+ /*
+ * Collect ssid's that need to be disabled from default
+ * hierarchy.
+ */
+ if (ss->root == &cgrp_dfl_root)
+ dfl_disable_ss_mask |= 1 << ssid;
+
} while_each_subsys_mask();
+ if (dfl_disable_ss_mask) {
+ struct cgroup *scgrp = &cgrp_dfl_root.cgrp;
+
+ /*
+ * Controllers from default hierarchy that need to be rebound
+ * are all disabled together in one go.
+ */
+ cgrp_dfl_root.subsys_mask &= ~dfl_disable_ss_mask;
+ WARN_ON(cgroup_apply_control(scgrp));
+ cgroup_finalize_control(scgrp, 0);
+ }
+
do_each_subsys_mask(ss, ssid, ss_mask) {
struct cgroup_root *src_root = ss->root;
struct cgroup *scgrp = &src_root->cgrp;
@@ -1737,10 +1758,12 @@ int rebind_subsystems(struct cgroup_root *dst_root, u16 ss_mask)
WARN_ON(!css || cgroup_css(dcgrp, ss));
- /* disable from the source */
- src_root->subsys_mask &= ~(1 << ssid);
- WARN_ON(cgroup_apply_control(scgrp));
- cgroup_finalize_control(scgrp, 0);
+ if (src_root != &cgrp_dfl_root) {
+ /* disable from the source */
+ src_root->subsys_mask &= ~(1 << ssid);
+ WARN_ON(cgroup_apply_control(scgrp));
+ cgroup_finalize_control(scgrp, 0);
+ }
/* rebind */
RCU_INIT_POINTER(scgrp->subsys[ssid], NULL);
diff --git a/kernel/cgroup/rstat.c b/kernel/cgroup/rstat.c
index d51175cedfca..89ca9b61aa0d 100644
--- a/kernel/cgroup/rstat.c
+++ b/kernel/cgroup/rstat.c
@@ -421,8 +421,6 @@ static void root_cgroup_cputime(struct task_cputime *cputime)
cputime->sum_exec_runtime += user;
cputime->sum_exec_runtime += sys;
cputime->sum_exec_runtime += cpustat[CPUTIME_STEAL];
- cputime->sum_exec_runtime += cpustat[CPUTIME_GUEST];
- cputime->sum_exec_runtime += cpustat[CPUTIME_GUEST_NICE];
}
}
diff --git a/kernel/fork.c b/kernel/fork.c
index 3f96400a0ac6..e465903abed9 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -2191,6 +2191,7 @@ static __latent_entropy struct task_struct *copy_process(
p->pdeath_signal = 0;
INIT_LIST_HEAD(&p->thread_group);
p->task_works = NULL;
+ clear_posix_cputimers_work(p);
/*
* Ensure that the cgroup subsystem policies allow the new process to be
@@ -2310,7 +2311,7 @@ static __latent_entropy struct task_struct *copy_process(
write_unlock_irq(&tasklist_lock);
proc_fork_connector(p);
- sched_post_fork(p);
+ sched_post_fork(p, args);
cgroup_post_fork(p, args);
perf_event_fork(p);
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index f590e9ff3706..66a6ba81edb1 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -2943,13 +2943,12 @@ static const struct file_operations fops_kp = {
static int __init debugfs_kprobe_init(void)
{
struct dentry *dir;
- unsigned int value = 1;
dir = debugfs_create_dir("kprobes", NULL);
debugfs_create_file("list", 0400, dir, NULL, &kprobes_fops);
- debugfs_create_file("enabled", 0600, dir, &value, &fops_kp);
+ debugfs_create_file("enabled", 0600, dir, NULL, &fops_kp);
debugfs_create_file("blacklist", 0400, dir, NULL,
&kprobe_blacklist_fops);
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index 5184f6896815..1f6a2f1226fa 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -887,7 +887,7 @@ look_up_lock_class(const struct lockdep_map *lock, unsigned int subclass)
if (DEBUG_LOCKS_WARN_ON(!irqs_disabled()))
return NULL;
- hlist_for_each_entry_rcu(class, hash_head, hash_entry) {
+ hlist_for_each_entry_rcu_notrace(class, hash_head, hash_entry) {
if (class->key == key) {
/*
* Huh! same key, different name? Did someone trample
@@ -5303,7 +5303,7 @@ int __lock_is_held(const struct lockdep_map *lock, int read)
struct held_lock *hlock = curr->held_locks + i;
if (match_held_lock(hlock, lock)) {
- if (read == -1 || hlock->read == read)
+ if (read == -1 || !!hlock->read == read)
return 1;
return 0;
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c
index be381eb6116a..119b929dcff0 100644
--- a/kernel/power/energy_model.c
+++ b/kernel/power/energy_model.c
@@ -94,8 +94,7 @@ static void em_debug_remove_pd(struct device *dev) {}
static int em_create_perf_table(struct device *dev, struct em_perf_domain *pd,
int nr_states, struct em_data_callback *cb)
{
- unsigned long opp_eff, prev_opp_eff = ULONG_MAX;
- unsigned long power, freq, prev_freq = 0;
+ unsigned long power, freq, prev_freq = 0, prev_cost = ULONG_MAX;
struct em_perf_state *table;
int i, ret;
u64 fmax;
@@ -140,27 +139,21 @@ static int em_create_perf_table(struct device *dev, struct em_perf_domain *pd,
table[i].power = power;
table[i].frequency = prev_freq = freq;
-
- /*
- * The hertz/watts efficiency ratio should decrease as the
- * frequency grows on sane platforms. But this isn't always
- * true in practice so warn the user if a higher OPP is more
- * power efficient than a lower one.
- */
- opp_eff = freq / power;
- if (opp_eff >= prev_opp_eff)
- dev_dbg(dev, "EM: hertz/watts ratio non-monotonically decreasing: em_perf_state %d >= em_perf_state%d\n",
- i, i - 1);
- prev_opp_eff = opp_eff;
}
/* Compute the cost of each performance state. */
fmax = (u64) table[nr_states - 1].frequency;
- for (i = 0; i < nr_states; i++) {
+ for (i = nr_states - 1; i >= 0; i--) {
unsigned long power_res = em_scale_power(table[i].power);
table[i].cost = div64_u64(fmax * power_res,
table[i].frequency);
+ if (table[i].cost >= prev_cost) {
+ dev_dbg(dev, "EM: OPP:%lu is inefficient\n",
+ table[i].frequency);
+ } else {
+ prev_cost = table[i].cost;
+ }
}
pd->table = table;
diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 72e33054a2e1..25e7cb96bb88 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -299,7 +299,7 @@ static int hib_submit_io(int op, int op_flags, pgoff_t page_off, void *addr,
return error;
}
-static blk_status_t hib_wait_io(struct hib_bio_batch *hb)
+static int hib_wait_io(struct hib_bio_batch *hb)
{
/*
* We are relying on the behavior of blk_plug that a thread with
@@ -1521,9 +1521,10 @@ int swsusp_read(unsigned int *flags_p)
int swsusp_check(void)
{
int error;
+ void *holder;
hib_resume_bdev = blkdev_get_by_dev(swsusp_resume_device,
- FMODE_READ, NULL);
+ FMODE_READ | FMODE_EXCL, &holder);
if (!IS_ERR(hib_resume_bdev)) {
set_blocksize(hib_resume_bdev, PAGE_SIZE);
clear_page(swsusp_header);
@@ -1545,7 +1546,7 @@ int swsusp_check(void)
put:
if (error)
- blkdev_put(hib_resume_bdev, FMODE_READ);
+ blkdev_put(hib_resume_bdev, FMODE_READ | FMODE_EXCL);
else
pr_debug("Image signature found, resuming\n");
} else {
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index 916ea4f66e4b..6c1aea48a79a 100644
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -1238,28 +1238,34 @@ static void rcutorture_one_extend(int *readstate, int newstate,
/* First, put new protection in place to avoid critical-section gap. */
if (statesnew & RCUTORTURE_RDR_BH)
local_bh_disable();
+ if (statesnew & RCUTORTURE_RDR_RBH)
+ rcu_read_lock_bh();
if (statesnew & RCUTORTURE_RDR_IRQ)
local_irq_disable();
if (statesnew & RCUTORTURE_RDR_PREEMPT)
preempt_disable();
- if (statesnew & RCUTORTURE_RDR_RBH)
- rcu_read_lock_bh();
if (statesnew & RCUTORTURE_RDR_SCHED)
rcu_read_lock_sched();
if (statesnew & RCUTORTURE_RDR_RCU)
idxnew = cur_ops->readlock() << RCUTORTURE_RDR_SHIFT;
- /* Next, remove old protection, irq first due to bh conflict. */
+ /*
+ * Next, remove old protection, in decreasing order of strength
+ * to avoid unlock paths that aren't safe in the stronger
+ * context. Namely: BH can not be enabled with disabled interrupts.
+ * Additionally PREEMPT_RT requires that BH is enabled in preemptible
+ * context.
+ */
if (statesold & RCUTORTURE_RDR_IRQ)
local_irq_enable();
- if (statesold & RCUTORTURE_RDR_BH)
- local_bh_enable();
if (statesold & RCUTORTURE_RDR_PREEMPT)
preempt_enable();
- if (statesold & RCUTORTURE_RDR_RBH)
- rcu_read_unlock_bh();
if (statesold & RCUTORTURE_RDR_SCHED)
rcu_read_unlock_sched();
+ if (statesold & RCUTORTURE_RDR_BH)
+ local_bh_enable();
+ if (statesold & RCUTORTURE_RDR_RBH)
+ rcu_read_unlock_bh();
if (statesold & RCUTORTURE_RDR_RCU) {
bool lockit = !statesnew && !(torture_random(trsp) & 0xffff);
@@ -1302,6 +1308,9 @@ rcutorture_extend_mask(int oldmask, struct torture_random_state *trsp)
int mask = rcutorture_extend_mask_max();
unsigned long randmask1 = torture_random(trsp) >> 8;
unsigned long randmask2 = randmask1 >> 3;
+ unsigned long preempts = RCUTORTURE_RDR_PREEMPT | RCUTORTURE_RDR_SCHED;
+ unsigned long preempts_irq = preempts | RCUTORTURE_RDR_IRQ;
+ unsigned long bhs = RCUTORTURE_RDR_BH | RCUTORTURE_RDR_RBH;
WARN_ON_ONCE(mask >> RCUTORTURE_RDR_SHIFT);
/* Mostly only one bit (need preemption!), sometimes lots of bits. */
@@ -1309,11 +1318,26 @@ rcutorture_extend_mask(int oldmask, struct torture_random_state *trsp)
mask = mask & randmask2;
else
mask = mask & (1 << (randmask2 % RCUTORTURE_RDR_NBITS));
- /* Can't enable bh w/irq disabled. */
- if ((mask & RCUTORTURE_RDR_IRQ) &&
- ((!(mask & RCUTORTURE_RDR_BH) && (oldmask & RCUTORTURE_RDR_BH)) ||
- (!(mask & RCUTORTURE_RDR_RBH) && (oldmask & RCUTORTURE_RDR_RBH))))
- mask |= RCUTORTURE_RDR_BH | RCUTORTURE_RDR_RBH;
+
+ /*
+ * Can't enable bh w/irq disabled.
+ */
+ if (mask & RCUTORTURE_RDR_IRQ)
+ mask |= oldmask & bhs;
+
+ /*
+ * Ideally these sequences would be detected in debug builds
+ * (regardless of RT), but until then don't stop testing
+ * them on non-RT.
+ */
+ if (IS_ENABLED(CONFIG_PREEMPT_RT)) {
+ /* Can't modify BH in atomic context */
+ if (oldmask & preempts_irq)
+ mask &= ~bhs;
+ if ((oldmask | mask) & preempts_irq)
+ mask |= oldmask & bhs;
+ }
+
return mask ?: RCUTORTURE_RDR_RCU;
}
diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h
index b338f514ee5a..7c05c5ab7865 100644
--- a/kernel/rcu/tasks.h
+++ b/kernel/rcu/tasks.h
@@ -197,6 +197,7 @@ static int __noreturn rcu_tasks_kthread(void *arg)
* This loop is terminated by the system going down. ;-)
*/
for (;;) {
+ set_tasks_gp_state(rtp, RTGS_WAIT_CBS);
/* Pick up any new callbacks. */
raw_spin_lock_irqsave(&rtp->cbs_lock, flags);
@@ -236,8 +237,6 @@ static int __noreturn rcu_tasks_kthread(void *arg)
}
/* Paranoid sleep to keep this from entering a tight loop */
schedule_timeout_idle(rtp->gp_sleep);
-
- set_tasks_gp_state(rtp, RTGS_WAIT_CBS);
}
}
diff --git a/kernel/rcu/tree_exp.h b/kernel/rcu/tree_exp.h
index 8760b6ead770..0ffe185c1f46 100644
--- a/kernel/rcu/tree_exp.h
+++ b/kernel/rcu/tree_exp.h
@@ -759,7 +759,7 @@ static void sync_sched_exp_online_cleanup(int cpu)
my_cpu = get_cpu();
/* Quiescent state either not needed or already requested, leave. */
if (!(READ_ONCE(rnp->expmask) & rdp->grpmask) ||
- __this_cpu_read(rcu_data.cpu_no_qs.b.exp)) {
+ rdp->cpu_no_qs.b.exp) {
put_cpu();
return;
}
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index c5091aeaa37b..6ed153f226b3 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -2573,7 +2573,7 @@ static void rcu_bind_gp_kthread(void)
}
/* Record the current task on dyntick-idle entry. */
-static void noinstr rcu_dynticks_task_enter(void)
+static __always_inline void rcu_dynticks_task_enter(void)
{
#if defined(CONFIG_TASKS_RCU) && defined(CONFIG_NO_HZ_FULL)
WRITE_ONCE(current->rcu_tasks_idle_cpu, smp_processor_id());
@@ -2581,7 +2581,7 @@ static void noinstr rcu_dynticks_task_enter(void)
}
/* Record no current task on dyntick-idle exit. */
-static void noinstr rcu_dynticks_task_exit(void)
+static __always_inline void rcu_dynticks_task_exit(void)
{
#if defined(CONFIG_TASKS_RCU) && defined(CONFIG_NO_HZ_FULL)
WRITE_ONCE(current->rcu_tasks_idle_cpu, -1);
@@ -2589,7 +2589,7 @@ static void noinstr rcu_dynticks_task_exit(void)
}
/* Turn on heavyweight RCU tasks trace readers on idle/user entry. */
-static void rcu_dynticks_task_trace_enter(void)
+static __always_inline void rcu_dynticks_task_trace_enter(void)
{
#ifdef CONFIG_TASKS_TRACE_RCU
if (IS_ENABLED(CONFIG_TASKS_TRACE_RCU_READ_MB))
@@ -2598,7 +2598,7 @@ static void rcu_dynticks_task_trace_enter(void)
}
/* Turn off heavyweight RCU tasks trace readers on idle/user exit. */
-static void rcu_dynticks_task_trace_exit(void)
+static __always_inline void rcu_dynticks_task_trace_exit(void)
{
#ifdef CONFIG_TASKS_TRACE_RCU
if (IS_ENABLED(CONFIG_TASKS_TRACE_RCU_READ_MB))
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index e4551d1736fa..bc8ff11e6024 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3231,8 +3231,6 @@ static inline void init_schedstats(void) {}
*/
int sched_fork(unsigned long clone_flags, struct task_struct *p)
{
- unsigned long flags;
-
__sched_fork(clone_flags, p);
/*
* We mark the process as NEW here. This guarantees that
@@ -3278,24 +3276,6 @@ int sched_fork(unsigned long clone_flags, struct task_struct *p)
init_entity_runnable_average(&p->se);
- /*
- * The child is not yet in the pid-hash so no cgroup attach races,
- * and the cgroup is pinned to this child due to cgroup_fork()
- * is ran before sched_fork().
- *
- * Silence PROVE_RCU.
- */
- raw_spin_lock_irqsave(&p->pi_lock, flags);
- rseq_migrate(p);
- /*
- * We're setting the CPU for the first time, we don't migrate,
- * so use __set_task_cpu().
- */
- __set_task_cpu(p, smp_processor_id());
- if (p->sched_class->task_fork)
- p->sched_class->task_fork(p);
- raw_spin_unlock_irqrestore(&p->pi_lock, flags);
-
#ifdef CONFIG_SCHED_INFO
if (likely(sched_info_on()))
memset(&p->sched_info, 0, sizeof(p->sched_info));
@@ -3311,8 +3291,29 @@ int sched_fork(unsigned long clone_flags, struct task_struct *p)
return 0;
}
-void sched_post_fork(struct task_struct *p)
+void sched_post_fork(struct task_struct *p, struct kernel_clone_args *kargs)
{
+ unsigned long flags;
+#ifdef CONFIG_CGROUP_SCHED
+ struct task_group *tg;
+#endif
+
+ raw_spin_lock_irqsave(&p->pi_lock, flags);
+#ifdef CONFIG_CGROUP_SCHED
+ tg = container_of(kargs->cset->subsys[cpu_cgrp_id],
+ struct task_group, css);
+ p->sched_task_group = autogroup_task_group(p, tg);
+#endif
+ rseq_migrate(p);
+ /*
+ * We're setting the CPU for the first time, we don't migrate,
+ * so use __set_task_cpu().
+ */
+ __set_task_cpu(p, smp_processor_id());
+ if (p->sched_class->task_fork)
+ p->sched_class->task_fork(p);
+ raw_spin_unlock_irqrestore(&p->pi_lock, flags);
+
uclamp_post_fork(p);
}
diff --git a/kernel/signal.c b/kernel/signal.c
index ef8f2a28d37c..6bb2df4f6109 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2097,15 +2097,6 @@ static inline bool may_ptrace_stop(void)
return true;
}
-/*
- * Return non-zero if there is a SIGKILL that should be waking us up.
- * Called with the siglock held.
- */
-static bool sigkill_pending(struct task_struct *tsk)
-{
- return sigismember(&tsk->pending.signal, SIGKILL) ||
- sigismember(&tsk->signal->shared_pending.signal, SIGKILL);
-}
/*
* This must be called with current->sighand->siglock held.
@@ -2132,17 +2123,16 @@ static void ptrace_stop(int exit_code, int why, int clear_code, kernel_siginfo_t
* calling arch_ptrace_stop, so we must release it now.
* To preserve proper semantics, we must do this before
* any signal bookkeeping like checking group_stop_count.
- * Meanwhile, a SIGKILL could come in before we retake the
- * siglock. That must prevent us from sleeping in TASK_TRACED.
- * So after regaining the lock, we must check for SIGKILL.
*/
spin_unlock_irq(¤t->sighand->siglock);
arch_ptrace_stop(exit_code, info);
spin_lock_irq(¤t->sighand->siglock);
- if (sigkill_pending(current))
- return;
}
+ /*
+ * schedule() will not sleep if there is a pending signal that
+ * can awaken the task.
+ */
set_special_state(TASK_TRACED);
/*
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c
index 08c033b80256..5d76edd0ad9c 100644
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -1100,14 +1100,29 @@ static void posix_cpu_timers_work(struct callback_head *work)
handle_posix_cpu_timers(current);
}
+/*
+ * Clear existing posix CPU timers task work.
+ */
+void clear_posix_cputimers_work(struct task_struct *p)
+{
+ /*
+ * A copied work entry from the old task is not meaningful, clear it.
+ * N.B. init_task_work will not do this.
+ */
+ memset(&p->posix_cputimers_work.work, 0,
+ sizeof(p->posix_cputimers_work.work));
+ init_task_work(&p->posix_cputimers_work.work,
+ posix_cpu_timers_work);
+ p->posix_cputimers_work.scheduled = false;
+}
+
/*
* Initialize posix CPU timers task work in init task. Out of line to
* keep the callback static and to avoid header recursion hell.
*/
void __init posix_cputimers_init_work(void)
{
- init_task_work(¤t->posix_cputimers_work.work,
- posix_cpu_timers_work);
+ clear_posix_cputimers_work(current);
}
/*
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 39d4d9b25d1a..6deac666ba3e 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -5000,6 +5000,9 @@ void ring_buffer_reset(struct trace_buffer *buffer)
struct ring_buffer_per_cpu *cpu_buffer;
int cpu;
+ /* prevent another thread from changing buffer sizes */
+ mutex_lock(&buffer->mutex);
+
for_each_buffer_cpu(buffer, cpu) {
cpu_buffer = buffer->buffers[cpu];
@@ -5018,6 +5021,8 @@ void ring_buffer_reset(struct trace_buffer *buffer)
atomic_dec(&cpu_buffer->record_disabled);
atomic_dec(&cpu_buffer->resize_disabled);
}
+
+ mutex_unlock(&buffer->mutex);
}
EXPORT_SYMBOL_GPL(ring_buffer_reset);
diff --git a/kernel/trace/tracing_map.c b/kernel/trace/tracing_map.c
index 4b50fc0cb12c..d63e51dde0d2 100644
--- a/kernel/trace/tracing_map.c
+++ b/kernel/trace/tracing_map.c
@@ -834,29 +834,35 @@ int tracing_map_init(struct tracing_map *map)
return err;
}
-static int cmp_entries_dup(const struct tracing_map_sort_entry **a,
- const struct tracing_map_sort_entry **b)
+static int cmp_entries_dup(const void *A, const void *B)
{
+ const struct tracing_map_sort_entry *a, *b;
int ret = 0;
- if (memcmp((*a)->key, (*b)->key, (*a)->elt->map->key_size))
+ a = *(const struct tracing_map_sort_entry **)A;
+ b = *(const struct tracing_map_sort_entry **)B;
+
+ if (memcmp(a->key, b->key, a->elt->map->key_size))
ret = 1;
return ret;
}
-static int cmp_entries_sum(const struct tracing_map_sort_entry **a,
- const struct tracing_map_sort_entry **b)
+static int cmp_entries_sum(const void *A, const void *B)
{
const struct tracing_map_elt *elt_a, *elt_b;
+ const struct tracing_map_sort_entry *a, *b;
struct tracing_map_sort_key *sort_key;
struct tracing_map_field *field;
tracing_map_cmp_fn_t cmp_fn;
void *val_a, *val_b;
int ret = 0;
- elt_a = (*a)->elt;
- elt_b = (*b)->elt;
+ a = *(const struct tracing_map_sort_entry **)A;
+ b = *(const struct tracing_map_sort_entry **)B;
+
+ elt_a = a->elt;
+ elt_b = b->elt;
sort_key = &elt_a->map->sort_key;
@@ -873,18 +879,21 @@ static int cmp_entries_sum(const struct tracing_map_sort_entry **a,
return ret;
}
-static int cmp_entries_key(const struct tracing_map_sort_entry **a,
- const struct tracing_map_sort_entry **b)
+static int cmp_entries_key(const void *A, const void *B)
{
const struct tracing_map_elt *elt_a, *elt_b;
+ const struct tracing_map_sort_entry *a, *b;
struct tracing_map_sort_key *sort_key;
struct tracing_map_field *field;
tracing_map_cmp_fn_t cmp_fn;
void *val_a, *val_b;
int ret = 0;
- elt_a = (*a)->elt;
- elt_b = (*b)->elt;
+ a = *(const struct tracing_map_sort_entry **)A;
+ b = *(const struct tracing_map_sort_entry **)B;
+
+ elt_a = a->elt;
+ elt_b = b->elt;
sort_key = &elt_a->map->sort_key;
@@ -989,10 +998,8 @@ static void sort_secondary(struct tracing_map *map,
struct tracing_map_sort_key *primary_key,
struct tracing_map_sort_key *secondary_key)
{
- int (*primary_fn)(const struct tracing_map_sort_entry **,
- const struct tracing_map_sort_entry **);
- int (*secondary_fn)(const struct tracing_map_sort_entry **,
- const struct tracing_map_sort_entry **);
+ int (*primary_fn)(const void *, const void *);
+ int (*secondary_fn)(const void *, const void *);
unsigned i, start = 0, n_sub = 1;
if (is_key(map, primary_key->field_idx))
@@ -1061,8 +1068,7 @@ int tracing_map_sort_entries(struct tracing_map *map,
unsigned int n_sort_keys,
struct tracing_map_sort_entry ***sort_entries)
{
- int (*cmp_entries_fn)(const struct tracing_map_sort_entry **,
- const struct tracing_map_sort_entry **);
+ int (*cmp_entries_fn)(const void *, const void *);
struct tracing_map_sort_entry *sort_entry, **entries;
int i, n_entries, ret;
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 4cb622b2661b..d02073b9d56e 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -5326,9 +5326,6 @@ int workqueue_set_unbound_cpumask(cpumask_var_t cpumask)
int ret = -EINVAL;
cpumask_var_t saved_cpumask;
- if (!zalloc_cpumask_var(&saved_cpumask, GFP_KERNEL))
- return -ENOMEM;
-
/*
* Not excluding isolated cpus on purpose.
* If the user wishes to include them, we allow that.
@@ -5336,6 +5333,15 @@ int workqueue_set_unbound_cpumask(cpumask_var_t cpumask)
cpumask_and(cpumask, cpumask, cpu_possible_mask);
if (!cpumask_empty(cpumask)) {
apply_wqattrs_lock();
+ if (cpumask_equal(cpumask, wq_unbound_cpumask)) {
+ ret = 0;
+ goto out_unlock;
+ }
+
+ if (!zalloc_cpumask_var(&saved_cpumask, GFP_KERNEL)) {
+ ret = -ENOMEM;
+ goto out_unlock;
+ }
/* save the old wq_unbound_cpumask. */
cpumask_copy(saved_cpumask, wq_unbound_cpumask);
@@ -5348,10 +5354,11 @@ int workqueue_set_unbound_cpumask(cpumask_var_t cpumask)
if (ret < 0)
cpumask_copy(wq_unbound_cpumask, saved_cpumask);
+ free_cpumask_var(saved_cpumask);
+out_unlock:
apply_wqattrs_unlock();
}
- free_cpumask_var(saved_cpumask);
return ret;
}
diff --git a/lib/decompress_unxz.c b/lib/decompress_unxz.c
index 25d59a95bd66..abea25310ac7 100644
--- a/lib/decompress_unxz.c
+++ b/lib/decompress_unxz.c
@@ -167,7 +167,7 @@
* memeq and memzero are not used much and any remotely sane implementation
* is fast enough. memcpy/memmove speed matters in multi-call mode, but
* the kernel image is decompressed in single-call mode, in which only
- * memcpy speed can matter and only if there is a lot of uncompressible data
+ * memmove speed can matter and only if there is a lot of uncompressible data
* (LZMA2 stores uncompressible chunks in uncompressed form). Thus, the
* functions below should just be kept small; it's probably not worth
* optimizing for speed.
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index 537bfdc8cd09..b364231b5fc8 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -1343,7 +1343,7 @@ ssize_t iov_iter_get_pages(struct iov_iter *i,
res = get_user_pages_fast(addr, n,
iov_iter_rw(i) != WRITE ? FOLL_WRITE : 0,
pages);
- if (unlikely(res < 0))
+ if (unlikely(res <= 0))
return res;
return (res == n ? len : res * PAGE_SIZE) - *start;
0;}),({
@@ -1424,8 +1424,9 @@ ssize_t iov_iter_get_pages_alloc(struct iov_iter *i,
return -ENOMEM;
res = get_user_pages_fast(addr, n,
iov_iter_rw(i) != WRITE ? FOLL_WRITE : 0, p);
- if (unlikely(res < 0)) {
+ if (unlikely(res <= 0)) {
kvfree(p);
+ *pages = NULL;
return res;
}
*pages = p;
diff --git a/lib/xz/xz_dec_lzma2.c b/lib/xz/xz_dec_lzma2.c
index 65a1aad8c223..a18b52759fd9 100644
--- a/lib/xz/xz_dec_lzma2.c
+++ b/lib/xz/xz_dec_lzma2.c
@@ -387,7 +387,14 @@ static void dict_uncompressed(struct dictionary *dict, struct xz_buf *b,
*left -= copy_size;
- memcpy(dict->buf + dict->pos, b->in + b->in_pos, copy_size);
+ /*
+ * If doing in-place decompression in single-call mode and the
+ * uncompressed size of the file is larger than the caller
+ * thought (i.e. it is invalid input!), the buffers below may
+ * overlap and cause undefined behavior with memcpy().
+ * With valid inputs memcpy() would be fine here.
+ */
+ memmove(dict->buf + dict->pos, b->in + b->in_pos, copy_size);
dict->pos += copy_size;
if (dict->full < dict->pos)
@@ -397,7 +404,11 @@ static void dict_uncompressed(struct dictionary *dict, struct xz_buf *b,
if (dict->pos == dict->end)
dict->pos = 0;
- memcpy(b->out + b->out_pos, b->in + b->in_pos,
+ /*
+ * Like above but for multi-call mode: use memmove()
+ * to avoid undefined behavior with invalid input.
+ */
+ memmove(b->out + b->out_pos, b->in + b->in_pos,
copy_size);
}
@@ -421,6 +432,12 @@ static uint32_t dict_flush(struct dictionary *dict, struct xz_buf *b)
if (dict->pos == dict->end)
dict->pos = 0;
+ /*
+ * These buffers cannot overlap even if doing in-place
+ * decompression because in multi-call mode dict->buf
+ * has been allocated by us in this file; it's not
+ * provided by the caller like in single-call mode.
+ */
memcpy(b->out + b->out_pos, dict->buf + dict->start,
copy_size);
}
diff --git a/lib/xz/xz_dec_stream.c b/lib/xz/xz_dec_stream.c
index 32ab2a08b7cb..a30e3308035f 100644
--- a/lib/xz/xz_dec_stream.c
+++ b/lib/xz/xz_dec_stream.c
@@ -402,12 +402,12 @@ static enum xz_ret dec_stream_header(struct xz_dec *s)
* we will accept other check types too, but then the check won't
* be verified and a warning (XZ_UNSUPPORTED_CHECK) will be given.
*/
+ if (s->temp.buf[HEADER_MAGIC_SIZE + 1] > XZ_CHECK_MAX)
+ return XZ_OPTIONS_ERROR;
+
s->check_type = s->temp.buf[HEADER_MAGIC_SIZE + 1];
#ifdef XZ_DEC_ANY_CHECK
- if (s->check_type > XZ_CHECK_MAX)
- return XZ_OPTIONS_ERROR;
-
if (s->check_type > XZ_CHECK_CRC32)
return XZ_UNSUPPORTED_CHECK;
#else
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 92bf987d0a41..4bb2a4c593f7 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -230,7 +230,7 @@ enum res_type {
iter != NULL; \
iter = mem_cgroup_iter(NULL, iter, NULL))
-static inline bool should_force_charge(void)
+static inline bool task_is_dying(void)
{
return tsk_is_oom_victim(current) || fatal_signal_pending(current) ||
(current->flags & PF_EXITING);
@@ -1729,7 +1729,7 @@ static bool mem_cgroup_out_of_memory(struct mem_cgroup *memcg, gfp_t gfp_mask,
* A few threads which were not waiting at mutex_lock_killable() can
* fail to bail out. Therefore, check again after holding oom_lock.
*/
- ret = should_force_charge() || out_of_memory(&oc);
+ ret = task_is_dying() || out_of_memory(&oc);
unlock:
mutex_unlock(&oom_lock);
@@ -2683,6 +2683,7 @@ static int try_charge(struct mem_cgroup *memcg, gfp_t gfp_mask,
struct page_counter *counter;
enum oom_status oom_status;
unsigned long nr_reclaimed;
+ bool passed_oom = false;
bool may_swap = true;
bool drained = false;
unsigned long pflags;
@@ -2719,15 +2720,6 @@ static int try_charge(struct mem_cgroup *memcg, gfp_t gfp_mask,
if (gfp_mask & __GFP_ATOMIC)
goto force;
- /*
- * Unlike in global OOM situations, memcg is not in a physical
- * memory shortage. Allow dying and OOM-killed tasks to
- * bypass the last charges so that they can exit quickly and
- * free their memory.
- */
- if (unlikely(should_force_charge()))
- goto force;
-
/*
* Prevent unbounded recursion when reclaim operations need to
* allocate memory. This might exceed the limits temporarily,
@@ -2788,8 +2780,9 @@ static int try_charge(struct mem_cgroup *memcg, gfp_t gfp_mask,
if (gfp_mask & __GFP_NOFAIL)
goto force;
- if (fatal_signal_pending(current))
- goto force;
+ /* Avoid endless loop for tasks bypassed by the oom killer */
+ if (passed_oom && task_is_dying())
+ goto nomem;
/*
* keep retrying as long as the memcg oom killer is able to make
@@ -2798,14 +2791,10 @@ static int try_charge(struct mem_cgroup *memcg, gfp_t gfp_mask,
*/
oom_status = mem_cgroup_oom(mem_over_limit, gfp_mask,
get_order(nr_pages * PAGE_SIZE));
- switch (oom_status) {
- case OOM_SUCCESS:
+ if (oom_status == OOM_SUCCESS) {
+ passed_oom = true;
nr_retries = MAX_RECLAIM_RETRIES;
goto retry;
- case OOM_FAILED:
- goto force;
- default:
- goto nomem;
}
nomem:
if (!(gfp_mask & __GFP_NOFAIL))
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 8b84661a6410..419a814f467e 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -1118,25 +1118,22 @@ bool out_of_memory(struct oom_control *oc)
}
/*
- * The pagefault handler calls here because it is out of memory, so kill a
- * memory-hogging task. If oom_lock is held by somebody else, a parallel oom
- * killing is already in progress so do nothing.
+ * The pagefault handler calls here because some allocation has failed. We have
+ * to take care of the memcg OOM here because this is the only safe context without
+ * any locks held but let the oom killer triggered from the allocation context care
+ * about the global OOM.
*/
void pagefault_out_of_memory(void)
{
- struct oom_control oc = {
- .zonelist = NULL,
- .nodemask = NULL,
- .memcg = NULL,
- .gfp_mask = 0,
- .order = 0,
- };
+ static DEFINE_RATELIMIT_STATE(pfoom_rs, DEFAULT_RATELIMIT_INTERVAL,
+ DEFAULT_RATELIMIT_BURST);
if (mem_cgroup_oom_synchronize(true))
return;
- if (!mutex_trylock(&oom_lock))
+ if (fatal_signal_pending(current))
return;
- out_of_memory(&oc);
- mutex_unlock(&oom_lock);
+
+ if (__ratelimit(&pfoom_rs))
+ pr_warn("Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF\n");
}
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 7a0b79b0a689..73cd50735df2 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -1835,10 +1835,11 @@ static inline void zs_pool_dec_isolated(struct zs_pool *pool)
VM_BUG_ON(atomic_long_read(&pool->isolated_pages) <= 0);
atomic_long_dec(&pool->isolated_pages);
/*
- * There's no possibility of racing, since wait_for_isolated_drain()
- * checks the isolated count under &class->lock after enqueuing
- * on migration_wait.
+ * Checking pool->destroying must happen after atomic_long_dec()
+ * for pool->isolated_pages above. Paired with the smp_mb() in
+ * zs_unregister_migration().
*/
+ smp_mb__after_atomic();
if (atomic_long_read(&pool->isolated_pages) == 0 && pool->destroying)
wake_up_all(&pool->migration_wait);
}
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 15bbfaf943fd..ad3780067a7d 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -120,9 +120,6 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head)
}
vlan_vid_del(real_dev, vlan->vlan_proto, vlan_id);
-
- /* Get rid of the vlan's reference to real_dev */
- dev_put(real_dev);
}
int vlan_check_real_dev(struct net_device *real_dev,
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index ec8408d1638f..c7eba7dab093 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -813,6 +813,9 @@ static void vlan_dev_free(struct net_device *dev)
free_percpu(vlan->vlan_pcpu_stats);
vlan->vlan_pcpu_stats = NULL;
+
+ /* Get rid of the vlan's reference to real_dev */
+ dev_put(vlan->real_dev);
}
void vlan_setup(struct net_device *dev)
diff --git a/net/9p/client.c b/net/9p/client.c
index eb42bbb72f52..bf6ed00d7c37 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -538,6 +538,8 @@ static int p9_check_errors(struct p9_client *c, struct p9_req_t *req)
kfree(ename);
} else {
err = p9pdu_readf(&req->rc, c->proto_version, "d", &ecode);
+ if (err)
+ goto out_err;
err = -ecode;
p9_debug(P9_DEBUG_9P, "<<< RLERROR (%d)\n", -ecode);
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index c99d65ef13b1..160c016a5dfb 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -1508,6 +1508,9 @@ static void l2cap_sock_close_cb(struct l2cap_chan *chan)
{
struct sock *sk = chan->data;
+ if (!sk)
+ return;
+
l2cap_sock_kill(sk);
}
@@ -1516,6 +1519,9 @@ static void l2cap_sock_teardown_cb(struct l2cap_chan *chan, int err)
struct sock *sk = chan->data;
struct sock *parent;
+ if (!sk)
+ return;
+
BT_DBG("chan %p state %s", chan, state_to_string(chan->state));
/* This callback can be called both for server (BT_LISTEN)
@@ -1707,8 +1713,10 @@ static void l2cap_sock_destruct(struct sock *sk)
{
BT_DBG("sk %p", sk);
- if (l2cap_pi(sk)->chan)
+ if (l2cap_pi(sk)->chan) {
+ l2cap_pi(sk)->chan->data = NULL;
l2cap_chan_put(l2cap_pi(sk)->chan);
+ }
if (l2cap_pi(sk)->rx_busy_skb) {
kfree_skb(l2cap_pi(sk)->rx_busy_skb);
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 7c24a9acbc45..2f2b8ddc4dd5 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -134,6 +134,7 @@ static struct sco_conn *sco_conn_add(struct hci_conn *hcon)
return NULL;
spin_lock_init(&conn->lock);
+ INIT_DELAYED_WORK(&conn->timeout_work, sco_sock_timeout);
hcon->sco_data = conn;
conn->hcon = hcon;
@@ -197,11 +198,11 @@ static void sco_conn_del(struct hci_conn *hcon, int err)
sco_chan_del(sk, err);
bh_unlock_sock(sk);
sock_put(sk);
-
- /* Ensure no more work items will run before freeing conn. */
- cancel_delayed_work_sync(&conn->timeout_work);
}
+ /* Ensure no more work items will run before freeing conn. */
+ cancel_delayed_work_sync(&conn->timeout_work);
+
hcon->sco_data = NULL;
kfree(conn);
}
@@ -214,8 +215,6 @@ static void __sco_chan_add(struct sco_conn *conn, struct sock *sk,
sco_pi(sk)->conn = conn;
conn->sk = sk;
- INIT_DELAYED_WORK(&conn->timeout_work, sco_sock_timeout);
-
if (parent)
bt_accept_enqueue(parent, sk, true);
}
@@ -281,7 +280,8 @@ static int sco_connect(struct hci_dev *hdev, struct sock *sk)
return err;
}
-static int sco_send_frame(struct sock *sk, struct msghdr *msg, int len)
+static int sco_send_frame(struct sock *sk, void *buf, int len,
+ unsigned int msg_flags)
{
struct sco_conn *conn = sco_pi(sk)->conn;
struct sk_buff *skb;
@@ -293,15 +293,11 @@ static int sco_send_frame(struct sock *sk, struct msghdr *msg, int len)
BT_DBG("sk %p len %d", sk, len);
- skb = bt_skb_send_alloc(sk, len, msg->msg_flags & MSG_DONTWAIT, &err);
+ skb = bt_skb_send_alloc(sk, len, msg_flags & MSG_DONTWAIT, &err);
if (!skb)
return err;
- if (memcpy_from_msg(skb_put(skb, len), msg, len)) {
- kfree_skb(skb);
- return -EFAULT;
- }
-
+ memcpy(skb_put(skb, len), buf, len);
hci_send_sco(conn->hcon, skb);
return len;
@@ -726,6 +722,7 @@ static int sco_sock_sendmsg(struct socket *sock, struct msghdr *msg,
size_t len)
{
struct sock *sk = sock->sk;
+ void *buf;
int err;
BT_DBG("sock %p, sk %p", sock, sk);
@@ -737,14 +734,24 @@ static int sco_sock_sendmsg(struct socket *sock, struct msghdr *msg,
if (msg->msg_flags & MSG_OOB)
return -EOPNOTSUPP;
+ buf = kmalloc(len, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ if (memcpy_from_msg(buf, msg, len)) {
+ kfree(buf);
+ return -EFAULT;
+ }
+
lock_sock(sk);
if (sk->sk_state == BT_CONNECTED)
- err = sco_send_frame(sk, msg, len);
+ err = sco_send_frame(sk, buf, len, msg->msg_flags);
else
err = -ENOTCONN;
release_sock(sk);
+ kfree(buf);
return err;
}
diff --git a/net/can/j1939/main.c b/net/can/j1939/main.c
index 266c189f1e80..ca75d1b8f415 100644
--- a/net/can/j1939/main.c
+++ b/net/can/j1939/main.c
@@ -75,6 +75,13 @@ static void j1939_can_recv(struct sk_buff *iskb, void *data)
skcb->addr.pgn = (cf->can_id >> 8) & J1939_PGN_MAX;
/* set default message type */
skcb->addr.type = J1939_TP;
+
+ if (!j1939_address_is_valid(skcb->addr.sa)) {
+ netdev_err_once(priv->ndev, "%s: sa is broadcast address, ignoring!\n",
+ __func__);
+ goto done;
+ }
+
if (j1939_pgn_is_pdu1(skcb->addr.pgn)) {
/* Type 1: with destination address */
skcb->addr.da = skcb->addr.pgn;
diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c
index e59fbbffa31c..fe35fdad35c9 100644
--- a/net/can/j1939/transport.c
+++ b/net/can/j1939/transport.c
@@ -2065,6 +2065,12 @@ static void j1939_tp_cmd_recv(struct j1939_priv *priv, struct sk_buff *skb)
break;
case J1939_ETP_CMD_ABORT: /* && J1939_TP_CMD_ABORT */
+ if (j1939_cb_is_broadcast(skcb)) {
+ netdev_err_once(priv->ndev, "%s: abort to broadcast (%02x), ignoring!\n",
+ __func__, skcb->addr.sa);
+ return;
+ }
+
if (j1939_tp_im_transmitter(skcb))
j1939_xtp_rx_abort(priv, skb, true);
diff --git a/net/core/dev.c b/net/core/dev.c
index 6a4e0e3c59fe..7dd7b9fb600c 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2973,6 +2973,8 @@ int netif_set_real_num_tx_queues(struct net_device *dev, unsigned int txq)
if (dev->num_tc)
netif_setup_tc(dev, txq);
+ dev_qdisc_change_real_num_tx(dev, txq);
+
dev->real_num_tx_queues = txq;
if (disabling) {
@@ -3867,7 +3869,8 @@ int dev_loopback_xmit(struct net *net, struct sock *sk, struct sk_buff *skb)
skb_reset_mac_header(skb);
__skb_pull(skb, skb_network_offset(skb));
skb->pkt_type = PACKET_LOOPBACK;
- skb->ip_summed = CHECKSUM_UNNECESSARY;
+ if (skb->ip_summed == CHECKSUM_NONE)
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
WARN_ON(!skb_dst(skb));
skb_dst_force(skb);
netif_rx_ni(skb);
diff --git a/net/core/filter.c b/net/core/filter.c
index 7ea752af7894..abd58dce49bb 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -9493,6 +9493,27 @@ static u32 sk_skb_convert_ctx_access(enum bpf_access_type type,
*insn++ = BPF_LDX_MEM(BPF_SIZEOF(void *), si->dst_reg,
si->src_reg, off);
break;
+ case offsetof(struct __sk_buff, cb[0]) ...
+ offsetofend(struct __sk_buff, cb[4]) - 1:
+ BUILD_BUG_ON(sizeof_field(struct sk_skb_cb, data) < 20);
+ BUILD_BUG_ON((offsetof(struct sk_buff, cb) +
+ offsetof(struct sk_skb_cb, data)) %
+ sizeof(__u64));
+
+ prog->cb_access = 1;
+ off = si->off;
+ off -= offsetof(struct __sk_buff, cb[0]);
+ off += offsetof(struct sk_buff, cb);
+ off += offsetof(struct sk_skb_cb, data);
+ if (type == BPF_WRITE)
+ *insn++ = BPF_STX_MEM(BPF_SIZE(si->code), si->dst_reg,
+ si->src_reg, off);
+ else
+ *insn++ = BPF_LDX_MEM(BPF_SIZE(si->code), si->dst_reg,
+ si->src_reg, off);
+ break;
+
+
default:
return bpf_convert_ctx_access(type, si, insn_buf, prog,
target_size);
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index c452ebf20939..8eec7667aa76 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -380,7 +380,7 @@ EXPORT_SYMBOL(neigh_ifdown);
static struct neighbour *neigh_alloc(struct neigh_table *tbl,
struct net_device *dev,
- bool exempt_from_gc)
+ u8 flags, bool exempt_from_gc)
{
struct neighbour *n = NULL;
unsigned long now = jiffies;
@@ -413,6 +413,7 @@ static struct neighbour *neigh_alloc(struct neigh_table *tbl,
n->updated = n->used = now;
n->nud_state = NUD_NONE;
n->output = neigh_blackhole;
+ n->flags = flags;
seqlock_init(&n->hh.hh_lock);
n->parms = neigh_parms_clone(&tbl->parms);
timer_setup(&n->timer, neigh_timer_handler, 0);
@@ -576,19 +577,18 @@ struct neighbour *neigh_lookup_nodev(struct neigh_table *tbl, struct net *net,
}
EXPORT_SYMBOL(neigh_lookup_nodev);
-static struct neighbour *___neigh_create(struct neigh_table *tbl,
- const void *pkey,
- struct net_device *dev,
- bool exempt_from_gc, bool want_ref)
+static struct neighbour *
+___neigh_create(struct neigh_table *tbl, const void *pkey,
+ struct net_device *dev, u8 flags,
+ bool exempt_from_gc, bool want_ref)
{
- struct neighbour *n1, *rc, *n = neigh_alloc(tbl, dev, exempt_from_gc);
- u32 hash_val;
- unsigned int key_len = tbl->key_len;
- int error;
+ u32 hash_val, key_len = tbl->key_len;
+ struct neighbour *n1, *rc, *n;
struct neigh_hash_table *nht;
+ int error;
+ n = neigh_alloc(tbl, dev, flags, exempt_from_gc);
trace_neigh_create(tbl, dev, pkey, n, exempt_from_gc);
-
if (!n) {
rc = ERR_PTR(-ENOBUFS);
goto out;
@@ -675,7 +675,7 @@ static struct neighbour *___neigh_create(struct neigh_table *tbl,
struct neighbour *__neigh_create(struct neigh_table *tbl, const void *pkey,
struct net_device *dev, bool want_ref)
{
- return ___neigh_create(tbl, pkey, dev, false, want_ref);
+ return ___neigh_create(tbl, pkey, dev, 0, false, want_ref);
}
EXPORT_SYMBOL(__neigh_create);
@@ -1222,7 +1222,7 @@ static void neigh_update_hhs(struct neighbour *neigh)
lladdr instead of overriding it
if it is different.
NEIGH_UPDATE_F_ADMIN means that the change is administrative.
-
+ NEIGH_UPDATE_F_USE means that the entry is user triggered.
NEIGH_UPDATE_F_OVERRIDE_ISROUTER allows to override existing
NTF_ROUTER flag.
NEIGH_UPDATE_F_ISROUTER indicates if the neighbour is known as
@@ -1260,6 +1260,12 @@ static int __neigh_update(struct neighbour *neigh, const u8 *lladdr,
goto out;
ext_learn_change = neigh_update_ext_learned(neigh, flags, ¬ify);
+ if (flags & NEIGH_UPDATE_F_USE) {
+ new = old & ~NUD_PERMANENT;
+ neigh->nud_state = new;
+ err = 0;
+ goto out;
+ }
if (!(new & NUD_VALID)) {
neigh_del_timer(neigh);
@@ -1950,7 +1956,9 @@ static int neigh_add(struct sk_buff *skb, struct nlmsghdr *nlh,
exempt_from_gc = ndm->ndm_state & NUD_PERMANENT ||
ndm->ndm_flags & NTF_EXT_LEARNED;
- neigh = ___neigh_create(tbl, dst, dev, exempt_from_gc, true);
+ neigh = ___neigh_create(tbl, dst, dev,
+ ndm->ndm_flags & NTF_EXT_LEARNED,
+ exempt_from_gc, true);
if (IS_ERR(neigh)) {
err = PTR_ERR(neigh);
goto out;
@@ -1969,22 +1977,20 @@ static int neigh_add(struct sk_buff *skb, struct nlmsghdr *nlh,
if (protocol)
neigh->protocol = protocol;
-
if (ndm->ndm_flags & NTF_EXT_LEARNED)
flags |= NEIGH_UPDATE_F_EXT_LEARNED;
-
if (ndm->ndm_flags & NTF_ROUTER)
flags |= NEIGH_UPDATE_F_ISROUTER;
+ if (ndm->ndm_flags & NTF_USE)
+ flags |= NEIGH_UPDATE_F_USE;
- if (ndm->ndm_flags & NTF_USE) {
+ err = __neigh_update(neigh, lladdr, ndm->ndm_state, flags,
+ NETLINK_CB(skb).portid, extack);
+ if (!err && ndm->ndm_flags & NTF_USE) {
neigh_event_send(neigh, NULL);
err = 0;
- } else
- err = __neigh_update(neigh, lladdr, ndm->ndm_state, flags,
- NETLINK_CB(skb).portid, extack);
-
+ }
neigh_release(neigh);
-
out:
return err;
}
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index cc5f760c7825..af5912360105 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -175,6 +175,14 @@ static int change_carrier(struct net_device *dev, unsigned long new_carrier)
static ssize_t carrier_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t len)
{
+ struct net_device *netdev = to_net_dev(dev);
+
+ /* The check is also done in change_carrier; this helps returning early
+ * without hitting the trylock/restart in netdev_store.
+ */
+ if (!netdev->netdev_ops->ndo_change_carrier)
+ return -EOPNOTSUPP;
+
return netdev_store(dev, attr, buf, len, change_carrier);
}
@@ -196,6 +204,12 @@ static ssize_t speed_show(struct device *dev,
struct net_device *netdev = to_net_dev(dev);
int ret = -EINVAL;
+ /* The check is also done in __ethtool_get_link_ksettings; this helps
+ * returning early without hitting the trylock/restart below.
+ */
+ if (!netdev->ethtool_ops->get_link_ksettings)
+ return ret;
+
if (!rtnl_trylock())
return restart_syscall();
@@ -216,6 +230,12 @@ static ssize_t duplex_show(struct device *dev,
struct net_device *netdev = to_net_dev(dev);
int ret = -EINVAL;
+ /* The check is also done in __ethtool_get_link_ksettings; this helps
+ * returning early without hitting the trylock/restart below.
+ */
+ if (!netdev->ethtool_ops->get_link_ksettings)
+ return ret;
+
if (!rtnl_trylock())
return restart_syscall();
@@ -468,6 +488,14 @@ static ssize_t proto_down_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t len)
{
+ struct net_device *netdev = to_net_dev(dev);
+
+ /* The check is also done in change_proto_down; this helps returning
+ * early without hitting the trylock/restart in netdev_store.
+ */
+ if (!netdev->netdev_ops->ndo_change_proto_down)
+ return -EOPNOTSUPP;
+
return netdev_store(dev, attr, buf, len, change_proto_down);
}
NETDEVICE_SHOW_RW(proto_down, fmt_dec);
@@ -478,6 +506,12 @@ static ssize_t phys_port_id_show(struct device *dev,
struct net_device *netdev = to_net_dev(dev);
ssize_t ret = -EINVAL;
+ /* The check is also done in dev_get_phys_port_id; this helps returning
+ * early without hitting the trylock/restart below.
+ */
+ if (!netdev->netdev_ops->ndo_get_phys_port_id)
+ return -EOPNOTSUPP;
+
if (!rtnl_trylock())
return restart_syscall();
@@ -500,6 +534,13 @@ static ssize_t phys_port_name_show(struct device *dev,
struct net_device *netdev = to_net_dev(dev);
ssize_t ret = -EINVAL;
+ /* The checks are also done in dev_get_phys_port_name; this helps
+ * returning early without hitting the trylock/restart below.
+ */
+ if (!netdev->netdev_ops->ndo_get_phys_port_name &&
+ !netdev->netdev_ops->ndo_get_devlink_port)
+ return -EOPNOTSUPP;
+
if (!rtnl_trylock())
return restart_syscall();
@@ -522,6 +563,14 @@ static ssize_t phys_switch_id_show(struct device *dev,
struct net_device *netdev = to_net_dev(dev);
ssize_t ret = -EINVAL;
+ /* The checks are also done in dev_get_phys_port_name; this helps
+ * returning early without hitting the trylock/restart below. This works
+ * because recurse is false when calling dev_get_port_parent_id.
+ */
+ if (!netdev->netdev_ops->ndo_get_port_parent_id &&
+ !netdev->netdev_ops->ndo_get_devlink_port)
+ return -EOPNOTSUPP;
+
if (!rtnl_trylock())
return restart_syscall();
@@ -1179,6 +1228,12 @@ static ssize_t tx_maxrate_store(struct netdev_queue *queue,
if (!capable(CAP_NET_ADMIN))
return -EPERM;
+ /* The check is also done later; this helps returning early without
+ * hitting the trylock/restart below.
+ */
+ if (!dev->netdev_ops->ndo_set_tx_maxrate)
+ return -EOPNOTSUPP;
+
err = kstrtou32(buf, 10, &rate);
if (err < 0)
return err;
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 5c9d95f30be6..ac852db83de9 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -486,7 +486,9 @@ struct net *copy_net_ns(unsigned long flags,
if (rv < 0) {
put_userns:
+#ifdef CONFIG_KEYS
key_remove_domain(net->key_domain);
+#endif
put_user_ns(user_ns);
net_drop_ns(net);
dec_ucounts:
@@ -618,7 +620,9 @@ static void cleanup_net(struct work_struct *work)
list_for_each_entry_safe(net, tmp, &net_exit_list, exit_list) {
list_del_init(&net->exit_list);
dec_net_namespaces(net->ucounts);
+#ifdef CONFIG_KEYS
key_remove_domain(net->key_domain);
+#endif
put_user_ns(net->user_ns);
net_drop_ns(net);
}
diff --git a/net/core/stream.c b/net/core/stream.c
index 4f1d4aa5fb38..a166a32b411f 100644
--- a/net/core/stream.c
+++ b/net/core/stream.c
@@ -195,9 +195,6 @@ void sk_stream_kill_queues(struct sock *sk)
/* First the read buffer. */
__skb_queue_purge(&sk->sk_receive_queue);
- /* Next, the error queue. */
- __skb_queue_purge(&sk->sk_error_queue);
-
/* Next, the write queue. */
WARN_ON(!skb_queue_empty(&sk->sk_write_queue));
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index d86d8d11cfe4..2e0a4378e778 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -419,7 +419,7 @@ static struct ctl_table net_core_table[] = {
.mode = 0600,
.proc_handler = proc_dolongvec_minmax_bpf_restricted,
.extra1 = &long_one,
- .extra2 = &long_max,
+ .extra2 = &bpf_jit_limit_max,
},
#endif
{
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index c5c1d2b8045e..5183e627468d 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -48,7 +48,7 @@ extern bool dccp_debug;
extern struct inet_hashinfo dccp_hashinfo;
-extern struct percpu_counter dccp_orphan_count;
+DECLARE_PER_CPU(unsigned int, dccp_orphan_count);
void dccp_time_wait(struct sock *sk, int state, int timeo);
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 6d705d90c614..548cf0135647 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -42,8 +42,8 @@ DEFINE_SNMP_STAT(struct dccp_mib, dccp_statistics) __read_mostly;
EXPORT_SYMBOL_GPL(dccp_statistics);
-struct percpu_counter dccp_orphan_count;
-EXPORT_SYMBOL_GPL(dccp_orphan_count);
+DEFINE_PER_CPU(unsigned int, dccp_orphan_count);
+EXPORT_PER_CPU_SYMBOL_GPL(dccp_orphan_count);
struct inet_hashinfo dccp_hashinfo;
EXPORT_SYMBOL_GPL(dccp_hashinfo);
@@ -1055,7 +1055,7 @@ void dccp_close(struct sock *sk, long timeout)
bh_lock_sock(sk);
WARN_ON(sock_owned_by_user(sk));
- percpu_counter_inc(sk->sk_prot->orphan_count);
+ this_cpu_inc(dccp_orphan_count);
/* Have we already been destroyed by a softirq or backlog? */
if (state != DCCP_CLOSED && sk->sk_state == DCCP_CLOSED)
@@ -1115,13 +1115,10 @@ static int __init dccp_init(void)
BUILD_BUG_ON(sizeof(struct dccp_skb_cb) >
sizeof_field(struct sk_buff, cb));
- rc = percpu_counter_init(&dccp_orphan_count, 0, GFP_KERNEL);
- if (rc)
- goto out_fail;
inet_hashinfo_init(&dccp_hashinfo);
rc = inet_hashinfo2_init_mod(&dccp_hashinfo);
if (rc)
- goto out_free_percpu;
+ goto out_fail;
rc = -ENOBUFS;
dccp_hashinfo.bind_bucket_cachep =
kmem_cache_create("dccp_bind_bucket",
@@ -1226,8 +1223,6 @@ static int __init dccp_init(void)
kmem_cache_destroy(dccp_hashinfo.bind_bucket_cachep);
out_free_hashinfo2:
inet_hashinfo2_free_mod(&dccp_hashinfo);
-out_free_percpu:
- percpu_counter_destroy(&dccp_orphan_count);
out_fail:
dccp_hashinfo.bhash = NULL;
dccp_hashinfo.ehash = NULL;
@@ -1250,7 +1245,6 @@ static void __exit dccp_fini(void)
dccp_ackvec_exit();
dccp_sysctl_exit();
inet_hashinfo2_free_mod(&dccp_hashinfo);
- percpu_counter_destroy(&dccp_orphan_count);
}
module_init(dccp_init);
diff --git a/net/ethtool/pause.c b/net/ethtool/pause.c
index d4ac02718b72..c7bc704c8862 100644
--- a/net/ethtool/pause.c
+++ b/net/ethtool/pause.c
@@ -62,8 +62,7 @@ static int pause_reply_size(const struct ethnl_req_info *req_base,
if (req_base->flags & ETHTOOL_FLAG_STATS)
n += nla_total_size(0) + /* _PAUSE_STATS */
- nla_total_size_64bit(sizeof(u64)) *
- (ETHTOOL_A_PAUSE_STAT_MAX - 2);
+ nla_total_size_64bit(sizeof(u64)) * ETHTOOL_PAUSE_STAT_CNT;
return n;
}
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 1dfa561e8f98..addd595bb3fe 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -892,7 +892,7 @@ void inet_csk_destroy_sock(struct sock *sk)
sk_refcnt_debug_release(sk);
- percpu_counter_dec(sk->sk_prot->orphan_count);
+ this_cpu_dec(*sk->sk_prot->orphan_count);
sock_put(sk);
}
@@ -951,7 +951,7 @@ static void inet_child_forget(struct sock *sk, struct request_sock *req,
sock_orphan(child);
- percpu_counter_inc(sk->sk_prot->orphan_count);
+ this_cpu_inc(*sk->sk_prot->orphan_count);
if (sk->sk_protocol == IPPROTO_TCP && tcp_rsk(req)->tfo_listener) {
BUG_ON(rcu_access_pointer(tcp_sk(child)->fastopen_rsk) != req);
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index f3fd5c911ed0..e093847c334d 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -598,7 +598,7 @@ bool inet_ehash_nolisten(struct sock *sk, struct sock *osk, bool *found_dup_sk)
if (ok) {
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
} else {
- percpu_counter_inc(sk->sk_prot->orphan_count);
+ this_cpu_inc(*sk->sk_prot->orphan_count);
inet_sk_set_state(sk, TCP_CLOSE);
sock_set_flag(sk, SOCK_DEAD);
inet_csk_destroy_sock(sk);
diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index 8d5e1695b9aa..80d13d8f982d 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -53,7 +53,7 @@ static int sockstat_seq_show(struct seq_file *seq, void *v)
struct net *net = seq->private;
int orphans, sockets;
- orphans = percpu_counter_sum_positive(&tcp_orphan_count);
+ orphans = tcp_orphan_count_sum();
sockets = proto_sockets_allocated_sum_positive(&tcp_prot);
socket_seq_show(seq);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 54230852e5f9..e8aca226c4ae 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -280,8 +280,8 @@
#include <asm/ioctls.h>
#include <net/busy_poll.h>
-struct percpu_counter tcp_orphan_count;
-EXPORT_SYMBOL_GPL(tcp_orphan_count);
+DEFINE_PER_CPU(unsigned int, tcp_orphan_count);
+EXPORT_PER_CPU_SYMBOL_GPL(tcp_orphan_count);
long sysctl_tcp_mem[3] __read_mostly;
EXPORT_SYMBOL(sysctl_tcp_mem);
@@ -956,7 +956,7 @@ int tcp_send_mss(struct sock *sk, int *size_goal, int flags)
*/
static void tcp_remove_empty_skb(struct sock *sk, struct sk_buff *skb)
{
- if (skb && !skb->len) {
+ if (skb && TCP_SKB_CB(skb)->seq == TCP_SKB_CB(skb)->end_seq) {
tcp_unlink_write_queue(skb, sk);
if (tcp_write_queue_empty(sk))
tcp_chrono_stop(sk, TCP_CHRONO_BUSY);
@@ -2394,11 +2394,36 @@ void tcp_shutdown(struct sock *sk, int how)
}
EXPORT_SYMBOL(tcp_shutdown);
+int tcp_orphan_count_sum(void)
+{
+ int i, total = 0;
+
+ for_each_possible_cpu(i)
+ total += per_cpu(tcp_orphan_count, i);
+
+ return max(total, 0);
+}
+
+static int tcp_orphan_cache;
+static struct timer_list tcp_orphan_timer;
+#define TCP_ORPHAN_TIMER_PERIOD msecs_to_jiffies(100)
+
+static void tcp_orphan_update(struct timer_list *unused)
+{
+ WRITE_ONCE(tcp_orphan_cache, tcp_orphan_count_sum());
+ mod_timer(&tcp_orphan_timer, jiffies + TCP_ORPHAN_TIMER_PERIOD);
+}
+
+static bool tcp_too_many_orphans(int shift)
+{
+ return READ_ONCE(tcp_orphan_cache) << shift > sysctl_tcp_max_orphans;
+}
+
bool tcp_check_oom(struct sock *sk, int shift)
{
bool too_many_orphans, out_of_socket_memory;
- too_many_orphans = tcp_too_many_orphans(sk, shift);
+ too_many_orphans = tcp_too_many_orphans(shift);
out_of_socket_memory = tcp_out_of_memory(sk);
if (too_many_orphans)
@@ -2508,7 +2533,7 @@ void tcp_close(struct sock *sk, long timeout)
/* remove backlog if any, without releasing ownership. */
__release_sock(sk);
- percpu_counter_inc(sk->sk_prot->orphan_count);
+ this_cpu_inc(tcp_orphan_count);
/* Have we already been destroyed by a softirq or backlog? */
if (state != TCP_CLOSE && sk->sk_state == TCP_CLOSE)
@@ -4145,7 +4170,10 @@ void __init tcp_init(void)
sizeof_field(struct sk_buff, cb));
percpu_counter_init(&tcp_sockets_allocated, 0, GFP_KERNEL);
- percpu_counter_init(&tcp_orphan_count, 0, GFP_KERNEL);
+
+ timer_setup(&tcp_orphan_timer, tcp_orphan_update, TIMER_DEFERRABLE);
+ mod_timer(&tcp_orphan_timer, jiffies + TCP_ORPHAN_TIMER_PERIOD);
+
inet_hashinfo_init(&tcp_hashinfo);
inet_hashinfo2_init(&tcp_hashinfo, "tcp_listen_portaddr_hash",
thash_entries, 21, /* one slot per 2 MB*/
diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c
index 9194070c6725..6b745ce4108c 100644
--- a/net/ipv4/tcp_bpf.c
+++ b/net/ipv4/tcp_bpf.c
@@ -573,7 +573,6 @@ static void tcp_bpf_rebuild_protos(struct proto prot[TCP_BPF_NUM_CFGS],
struct proto *base)
{
prot[TCP_BPF_BASE] = *base;
- prot[TCP_BPF_BASE].unhash = sock_map_unhash;
prot[TCP_BPF_BASE].close = sock_map_close;
prot[TCP_BPF_BASE].recvmsg = tcp_bpf_recvmsg;
prot[TCP_BPF_BASE].stream_memory_read = tcp_bpf_stream_read;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 884d430e23cb..29526937077b 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3097,6 +3097,9 @@ static void sit_add_v4_addrs(struct inet6_dev *idev)
memcpy(&addr.s6_addr32[3], idev->dev->dev_addr, 4);
if (idev->dev->flags&IFF_POINTOPOINT) {
+ if (idev->cnf.addr_gen_mode == IN6_ADDR_GEN_MODE_NONE)
+ return;
+
addr.s6_addr32[0] = htonl(0xfe800000);
scope = IFA_LINK;
plen = 64;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index bae6b51a9bd4..8a1863146f34 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1420,7 +1420,6 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (!fl6.flowi6_oif)
fl6.flowi6_oif = np->sticky_pktinfo.ipi6_ifindex;
- fl6.flowi6_mark = ipc6.sockc.mark;
fl6.flowi6_uid = sk->sk_uid;
if (msg->msg_controllen) {
@@ -1456,6 +1455,7 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
ipc6.opt = opt;
fl6.flowi6_proto = sk->sk_protocol;
+ fl6.flowi6_mark = ipc6.sockc.mark;
fl6.daddr = *daddr;
if (ipv6_addr_any(&fl6.saddr) && !ipv6_addr_any(&np->saddr))
fl6.saddr = np->saddr;
diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index af402f458ee0..0528e9c26ceb 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -105,10 +105,13 @@ int nf_conntrack_udp_packet(struct nf_conn *ct,
*/
if (test_bit(IPS_SEEN_REPLY_BIT, &ct->status)) {
unsigned long extra = timeouts[UDP_CT_UNREPLIED];
+ bool stream = false;
/* Still active after two seconds? Extend timeout. */
- if (time_after(jiffies, ct->proto.udp.stream_ts))
+ if (time_after(jiffies, ct->proto.udp.stream_ts)) {
extra = timeouts[UDP_CT_REPLIED];
+ stream = true;
+ }
nf_ct_refresh_acct(ct, ctinfo, skb, extra);
@@ -117,7 +120,7 @@ int nf_conntrack_udp_packet(struct nf_conn *ct,
return NF_ACCEPT;
/* Also, more likely to be important, and not a probe */
- if (!test_and_set_bit(IPS_ASSURED_BIT, &ct->status))
+ if (stream && !test_and_set_bit(IPS_ASSURED_BIT, &ct->status))
nf_conntrack_event_cache(IPCT_ASSURED, ct);
} else {
nf_ct_refresh_acct(ct, ctinfo, skb, timeouts[UDP_CT_UNREPLIED]);
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index d1d8bca03b4f..98994fe677fe 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -562,7 +562,7 @@ nfqnl_build_packet_message(struct net *net, struct nfqnl_instance *queue,
goto nla_put_failure;
if (indev && entskb->dev &&
- entskb->mac_header != entskb->network_header) {
+ skb_mac_header_was_set(entskb)) {
struct nfqnl_msg_packet_hw phw;
int len;
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 5c84a968dae2..58904bee1a0d 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -141,17 +141,8 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
return -EBUSY;
priv->op = ntohl(nla_get_be32(tb[NFTA_DYNSET_OP]));
- switch (priv->op) {
- case NFT_DYNSET_OP_ADD:
- case NFT_DYNSET_OP_DELETE:
- break;
- case NFT_DYNSET_OP_UPDATE:
- if (!(set->flags & NFT_SET_TIMEOUT))
- return -EOPNOTSUPP;
- break;
- default:
+ if (priv->op > NFT_DYNSET_OP_DELETE)
return -EOPNOTSUPP;
- }
timeout = 0;
if (tb[NFTA_DYNSET_TIMEOUT] != NULL) {
diff --git a/net/rds/ib.c b/net/rds/ib.c
index deecbdcdae84..24c9a9005a6f 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -30,7 +30,6 @@
* SOFTWARE.
*
*/
-#include <linux/dmapool.h>
#include <linux/kernel.h>
#include <linux/in.h>
#include <linux/if.h>
@@ -108,7 +107,6 @@ static void rds_ib_dev_free(struct work_struct *work)
rds_ib_destroy_mr_pool(rds_ibdev->mr_1m_pool);
if (rds_ibdev->pd)
ib_dealloc_pd(rds_ibdev->pd);
- dma_pool_destroy(rds_ibdev->rid_hdrs_pool);
list_for_each_entry_safe(i_ipaddr, i_next, &rds_ibdev->ipaddr_list, list) {
list_del(&i_ipaddr->list);
@@ -191,14 +189,6 @@ static int rds_ib_add_one(struct ib_device *device)
rds_ibdev->pd = NULL;
goto put_dev;
}
- rds_ibdev->rid_hdrs_pool = dma_pool_create(device->name,
- device->dma_device,
- sizeof(struct rds_header),
- L1_CACHE_BYTES, 0);
- if (!rds_ibdev->rid_hdrs_pool) {
- ret = -ENOMEM;
- goto put_dev;
- }
rds_ibdev->mr_1m_pool =
rds_ib_create_mr_pool(rds_ibdev, RDS_IB_MR_1M_POOL);
diff --git a/net/rds/ib.h b/net/rds/ib.h
index c23a11d9ad36..2ba71102b1f1 100644
--- a/net/rds/ib.h
+++ b/net/rds/ib.h
@@ -246,7 +246,6 @@ struct rds_ib_device {
struct list_head conn_list;
struct ib_device *dev;
struct ib_pd *pd;
- struct dma_pool *rid_hdrs_pool; /* RDS headers DMA pool */
u8 odp_capable:1;
unsigned int max_mrs;
@@ -380,11 +379,6 @@ int rds_ib_cm_handle_connect(struct rdma_cm_id *cm_id,
int rds_ib_cm_initiate_connect(struct rdma_cm_id *cm_id, bool isv6);
void rds_ib_cm_connect_complete(struct rds_connection *conn,
struct rdma_cm_event *event);
-struct rds_header **rds_dma_hdrs_alloc(struct ib_device *ibdev,
- struct dma_pool *pool,
- dma_addr_t **dma_addrs, u32 num_hdrs);
-void rds_dma_hdrs_free(struct dma_pool *pool, struct rds_header **hdrs,
- dma_addr_t *dma_addrs, u32 num_hdrs);
#define rds_ib_conn_error(conn, fmt...) \
__rds_ib_conn_error(conn, KERN_WARNING "RDS/IB: " fmt)
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index b36b60668b1d..f5cbe963cd8f 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -30,7 +30,6 @@
* SOFTWARE.
*
*/
-#include <linux/dmapool.h>
#include <linux/kernel.h>
#include <linux/in.h>
#include <linux/slab.h>
@@ -441,42 +440,87 @@ static inline void ibdev_put_vector(struct rds_ib_device *rds_ibdev, int index)
rds_ibdev->vector_load[index]--;
}
+static void rds_dma_hdr_free(struct ib_device *dev, struct rds_header *hdr,
+ dma_addr_t dma_addr, enum dma_data_direction dir)
+{
+ ib_dma_unmap_single(dev, dma_addr, sizeof(*hdr), dir);
+ kfree(hdr);
+}
+
+static struct rds_header *rds_dma_hdr_alloc(struct ib_device *dev,
+ dma_addr_t *dma_addr, enum dma_data_direction dir)
+{
+ struct rds_header *hdr;
+
+ hdr = kzalloc_node(sizeof(*hdr), GFP_KERNEL, ibdev_to_node(dev));
+ if (!hdr)
+ return NULL;
+
+ *dma_addr = ib_dma_map_single(dev, hdr, sizeof(*hdr),
+ DMA_BIDIRECTIONAL);
+ if (ib_dma_mapping_error(dev, *dma_addr)) {
+ kfree(hdr);
+ return NULL;
+ }
+
+ return hdr;
+}
+
+/* Free the DMA memory used to store struct rds_header.
+ *
+ * @dev: the RDS IB device
+ * @hdrs: pointer to the array storing DMA memory pointers
+ * @dma_addrs: pointer to the array storing DMA addresses
+ * @num_hdars: number of headers to free.
+ */
+static void rds_dma_hdrs_free(struct rds_ib_device *dev,
+ struct rds_header **hdrs, dma_addr_t *dma_addrs, u32 num_hdrs,
+ enum dma_data_direction dir)
+{
+ u32 i;
+
+ for (i = 0; i < num_hdrs; i++)
+ rds_dma_hdr_free(dev->dev, hdrs[i], dma_addrs[i], dir);
+ kvfree(hdrs);
+ kvfree(dma_addrs);
+}
+
+
/* Allocate DMA coherent memory to be used to store struct rds_header for
* sending/receiving packets. The pointers to the DMA memory and the
* associated DMA addresses are stored in two arrays.
*
- * @ibdev: the IB device
- * @pool: the DMA memory pool
+ * @dev: the RDS IB device
* @dma_addrs: pointer to the array for storing DMA addresses
* @num_hdrs: number of headers to allocate
*
* It returns the pointer to the array storing the DMA memory pointers. On
* error, NULL pointer is returned.
*/
-struct rds_header **rds_dma_hdrs_alloc(struct ib_device *ibdev,
- struct dma_pool *pool,
- dma_addr_t **dma_addrs, u32 num_hdrs)
+static struct rds_header **rds_dma_hdrs_alloc(struct rds_ib_device *dev,
+ dma_addr_t **dma_addrs, u32 num_hdrs,
+ enum dma_data_direction dir)
{
struct rds_header **hdrs;
dma_addr_t *hdr_daddrs;
u32 i;
hdrs = kvmalloc_node(sizeof(*hdrs) * num_hdrs, GFP_KERNEL,
- ibdev_to_node(ibdev));
+ ibdev_to_node(dev->dev));
if (!hdrs)
return NULL;
hdr_daddrs = kvmalloc_node(sizeof(*hdr_daddrs) * num_hdrs, GFP_KERNEL,
- ibdev_to_node(ibdev));
+ ibdev_to_node(dev->dev));
if (!hdr_daddrs) {
kvfree(hdrs);
return NULL;
}
for (i = 0; i < num_hdrs; i++) {
- hdrs[i] = dma_pool_zalloc(pool, GFP_KERNEL, &hdr_daddrs[i]);
+ hdrs[i] = rds_dma_hdr_alloc(dev->dev, &hdr_daddrs[i], dir);
if (!hdrs[i]) {
- rds_dma_hdrs_free(pool, hdrs, hdr_daddrs, i);
+ rds_dma_hdrs_free(dev, hdrs, hdr_daddrs, i, dir);
return NULL;
}
}
@@ -485,24 +529,6 @@ struct rds_header **rds_dma_hdrs_alloc(struct ib_device *ibdev,
return hdrs;
}
-/* Free the DMA memory used to store struct rds_header.
- *
- * @pool: the DMA memory pool
- * @hdrs: pointer to the array storing DMA memory pointers
- * @dma_addrs: pointer to the array storing DMA addresses
- * @num_hdars: number of headers to free.
- */
-void rds_dma_hdrs_free(struct dma_pool *pool, struct rds_header **hdrs,
- dma_addr_t *dma_addrs, u32 num_hdrs)
-{
- u32 i;
-
- for (i = 0; i < num_hdrs; i++)
- dma_pool_free(pool, hdrs[i], dma_addrs[i]);
- kvfree(hdrs);
- kvfree(dma_addrs);
-}
-
/*
* This needs to be very careful to not leave IS_ERR pointers around for
* cleanup to trip over.
@@ -516,7 +542,6 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
struct rds_ib_device *rds_ibdev;
unsigned long max_wrs;
int ret, fr_queue_space;
- struct dma_pool *pool;
/*
* It's normal to see a null device if an incoming connection races
@@ -612,25 +637,26 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
goto recv_cq_out;
}
- pool = rds_ibdev->rid_hdrs_pool;
- ic->i_send_hdrs = rds_dma_hdrs_alloc(dev, pool, &ic->i_send_hdrs_dma,
- ic->i_send_ring.w_nr);
+ ic->i_send_hdrs = rds_dma_hdrs_alloc(rds_ibdev, &ic->i_send_hdrs_dma,
+ ic->i_send_ring.w_nr,
+ DMA_TO_DEVICE);
if (!ic->i_send_hdrs) {
ret = -ENOMEM;
rdsdebug("DMA send hdrs alloc failed\n");
goto qp_out;
}
- ic->i_recv_hdrs = rds_dma_hdrs_alloc(dev, pool, &ic->i_recv_hdrs_dma,
- ic->i_recv_ring.w_nr);
+ ic->i_recv_hdrs = rds_dma_hdrs_alloc(rds_ibdev, &ic->i_recv_hdrs_dma,
+ ic->i_recv_ring.w_nr,
+ DMA_FROM_DEVICE);
if (!ic->i_recv_hdrs) {
ret = -ENOMEM;
rdsdebug("DMA recv hdrs alloc failed\n");
goto send_hdrs_dma_out;
}
- ic->i_ack = dma_pool_zalloc(pool, GFP_KERNEL,
- &ic->i_ack_dma);
+ ic->i_ack = rds_dma_hdr_alloc(rds_ibdev->dev, &ic->i_ack_dma,
+ DMA_TO_DEVICE);
if (!ic->i_ack) {
ret = -ENOMEM;
rdsdebug("DMA ack header alloc failed\n");
@@ -666,18 +692,19 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
vfree(ic->i_sends);
ack_dma_out:
- dma_pool_free(pool, ic->i_ack, ic->i_ack_dma);
+ rds_dma_hdr_free(rds_ibdev->dev, ic->i_ack, ic->i_ack_dma,
+ DMA_TO_DEVICE);
ic->i_ack = NULL;
recv_hdrs_dma_out:
- rds_dma_hdrs_free(pool, ic->i_recv_hdrs, ic->i_recv_hdrs_dma,
- ic->i_recv_ring.w_nr);
+ rds_dma_hdrs_free(rds_ibdev, ic->i_recv_hdrs, ic->i_recv_hdrs_dma,
+ ic->i_recv_ring.w_nr, DMA_FROM_DEVICE);
ic->i_recv_hdrs = NULL;
ic->i_recv_hdrs_dma = NULL;
send_hdrs_dma_out:
- rds_dma_hdrs_free(pool, ic->i_send_hdrs, ic->i_send_hdrs_dma,
- ic->i_send_ring.w_nr);
+ rds_dma_hdrs_free(rds_ibdev, ic->i_send_hdrs, ic->i_send_hdrs_dma,
+ ic->i_send_ring.w_nr, DMA_TO_DEVICE);
ic->i_send_hdrs = NULL;
ic->i_send_hdrs_dma = NULL;
@@ -1110,29 +1137,30 @@ void rds_ib_conn_path_shutdown(struct rds_conn_path *cp)
}
if (ic->rds_ibdev) {
- struct dma_pool *pool;
-
- pool = ic->rds_ibdev->rid_hdrs_pool;
-
/* then free the resources that ib callbacks use */
if (ic->i_send_hdrs) {
- rds_dma_hdrs_free(pool, ic->i_send_hdrs,
+ rds_dma_hdrs_free(ic->rds_ibdev,
+ ic->i_send_hdrs,
ic->i_send_hdrs_dma,
- ic->i_send_ring.w_nr);
+ ic->i_send_ring.w_nr,
+ DMA_TO_DEVICE);
ic->i_send_hdrs = NULL;
ic->i_send_hdrs_dma = NULL;
}
if (ic->i_recv_hdrs) {
- rds_dma_hdrs_free(pool, ic->i_recv_hdrs,
+ rds_dma_hdrs_free(ic->rds_ibdev,
+ ic->i_recv_hdrs,
ic->i_recv_hdrs_dma,
- ic->i_recv_ring.w_nr);
+ ic->i_recv_ring.w_nr,
+ DMA_FROM_DEVICE);
ic->i_recv_hdrs = NULL;
ic->i_recv_hdrs_dma = NULL;
}
if (ic->i_ack) {
- dma_pool_free(pool, ic->i_ack, ic->i_ack_dma);
+ rds_dma_hdr_free(ic->rds_ibdev->dev, ic->i_ack,
+ ic->i_ack_dma, DMA_TO_DEVICE);
ic->i_ack = NULL;
}
} else {
diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c
index 3cffcec5fb37..6fdedd9dbbc2 100644
--- a/net/rds/ib_recv.c
+++ b/net/rds/ib_recv.c
@@ -662,10 +662,16 @@ static void rds_ib_send_ack(struct rds_ib_connection *ic, unsigned int adv_credi
seq = rds_ib_get_ack(ic);
rdsdebug("send_ack: ic %p ack %llu\n", ic, (unsigned long long) seq);
+
+ ib_dma_sync_single_for_cpu(ic->rds_ibdev->dev, ic->i_ack_dma,
+ sizeof(*hdr), DMA_TO_DEVICE);
rds_message_populate_header(hdr, 0, 0, 0);
hdr->h_ack = cpu_to_be64(seq);
hdr->h_credit = adv_credits;
rds_message_make_checksum(hdr);
+ ib_dma_sync_single_for_device(ic->rds_ibdev->dev, ic->i_ack_dma,
+ sizeof(*hdr), DMA_TO_DEVICE);
+
ic->i_ack_queued = jiffies;
ret = ib_post_send(ic->i_cm_id->qp, &ic->i_ack_wr, NULL);
@@ -845,6 +851,7 @@ static void rds_ib_process_recv(struct rds_connection *conn,
struct rds_ib_connection *ic = conn->c_transport_data;
struct rds_ib_incoming *ibinc = ic->i_ibinc;
struct rds_header *ihdr, *hdr;
+ dma_addr_t dma_addr = ic->i_recv_hdrs_dma[recv - ic->i_recvs];
/* XXX shut down the connection if port 0,0 are seen? */
@@ -863,6 +870,8 @@ static void rds_ib_process_recv(struct rds_connection *conn,
ihdr = ic->i_recv_hdrs[recv - ic->i_recvs];
+ ib_dma_sync_single_for_cpu(ic->rds_ibdev->dev, dma_addr,
+ sizeof(*ihdr), DMA_FROM_DEVICE);
/* Validate the checksum. */
if (!rds_message_verify_checksum(ihdr)) {
rds_ib_conn_error(conn, "incoming message "
@@ -870,7 +879,7 @@ static void rds_ib_process_recv(struct rds_connection *conn,
"forcing a reconnect\n",
&conn->c_faddr);
rds_stats_inc(s_recv_drop_bad_checksum);
- return;
+ goto done;
}
/* Process the ACK sequence which comes with every packet */
@@ -899,7 +908,7 @@ static void rds_ib_process_recv(struct rds_connection *conn,
*/
rds_ib_frag_free(ic, recv->r_frag);
recv->r_frag = NULL;
- return;
+ goto done;
}
/*
@@ -933,7 +942,7 @@ static void rds_ib_process_recv(struct rds_connection *conn,
hdr->h_dport != ihdr->h_dport) {
rds_ib_conn_error(conn,
"fragment header mismatch; forcing reconnect\n");
- return;
+ goto done;
}
}
@@ -965,6 +974,9 @@ static void rds_ib_process_recv(struct rds_connection *conn,
rds_inc_put(&ibinc->ii_inc);
}
+done:
+ ib_dma_sync_single_for_device(ic->rds_ibdev->dev, dma_addr,
+ sizeof(*ihdr), DMA_FROM_DEVICE);
}
void rds_ib_recv_cqe_handler(struct rds_ib_connection *ic,
diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c
index dfe778220657..92b4a8689aae 100644
--- a/net/rds/ib_send.c
+++ b/net/rds/ib_send.c
@@ -638,6 +638,10 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
send->s_sge[0].length = sizeof(struct rds_header);
send->s_sge[0].lkey = ic->i_pd->local_dma_lkey;
+ ib_dma_sync_single_for_cpu(ic->rds_ibdev->dev,
+ ic->i_send_hdrs_dma[pos],
+ sizeof(struct rds_header),
+ DMA_TO_DEVICE);
memcpy(ic->i_send_hdrs[pos], &rm->m_inc.i_hdr,
sizeof(struct rds_header));
@@ -688,6 +692,10 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
adv_credits = 0;
rds_ib_stats_inc(s_ib_tx_credit_updates);
}
+ ib_dma_sync_single_for_device(ic->rds_ibdev->dev,
+ ic->i_send_hdrs_dma[pos],
+ sizeof(struct rds_header),
+ DMA_TO_DEVICE);
if (prev)
prev->s_wr.next = &send->s_wr;
diff --git a/net/rxrpc/rtt.c b/net/rxrpc/rtt.c
index 4e565eeab426..be61d6f5be8d 100644
--- a/net/rxrpc/rtt.c
+++ b/net/rxrpc/rtt.c
@@ -22,7 +22,7 @@ static u32 rxrpc_rto_min_us(struct rxrpc_peer *peer)
static u32 __rxrpc_set_rto(const struct rxrpc_peer *peer)
{
- return _usecs_to_jiffies((peer->srtt_us >> 3) + peer->rttvar_us);
+ return usecs_to_jiffies((peer->srtt_us >> 3) + peer->rttvar_us);
}
static u32 rxrpc_bound_rto(u32 rto)
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 05aa2571a409..6a9c1a39874a 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -1303,6 +1303,15 @@ static int qdisc_change_tx_queue_len(struct net_device *dev,
return 0;
}
+void dev_qdisc_change_real_num_tx(struct net_device *dev,
+ unsigned int new_real_tx)
+{
+ struct Qdisc *qdisc = dev->qdisc;
+
+ if (qdisc->ops->change_real_num_tx)
+ qdisc->ops->change_real_num_tx(qdisc, new_real_tx);
+}
+
int dev_qdisc_change_tx_queue_len(struct net_device *dev)
{
bool up = dev->flags & IFF_UP;
diff --git a/net/sched/sch_mq.c b/net/sched/sch_mq.c
index e79f1afe0cfd..db18d8a860f9 100644
--- a/net/sched/sch_mq.c
+++ b/net/sched/sch_mq.c
@@ -125,6 +125,29 @@ static void mq_attach(struct Qdisc *sch)
priv->qdiscs = NULL;
}
+static void mq_change_real_num_tx(struct Qdisc *sch, unsigned int new_real_tx)
+{
+#ifdef CONFIG_NET_SCHED
+ struct net_device *dev = qdisc_dev(sch);
+ struct Qdisc *qdisc;
+ unsigned int i;
+
+ for (i = new_real_tx; i < dev->real_num_tx_queues; i++) {
+ qdisc = netdev_get_tx_queue(dev, i)->qdisc_sleeping;
+ /* Only update the default qdiscs we created,
+ * qdiscs with handles are always hashed.
+ */
+ if (qdisc != &noop_qdisc && !qdisc->handle)
+ qdisc_hash_del(qdisc);
+ }
+ for (i = dev->real_num_tx_queues; i < new_real_tx; i++) {
+ qdisc = netdev_get_tx_queue(dev, i)->qdisc_sleeping;
+ if (qdisc != &noop_qdisc && !qdisc->handle)
+ qdisc_hash_add(qdisc, false);
+ }
+#endif
+}
+
static int mq_dump(struct Qdisc *sch, struct sk_buff *skb)
{
struct net_device *dev = qdisc_dev(sch);
@@ -288,6 +311,7 @@ struct Qdisc_ops mq_qdisc_ops __read_mostly = {
.init = mq_init,
.destroy = mq_destroy,
.attach = mq_attach,
+ .change_real_num_tx = mq_change_real_num_tx,
.dump = mq_dump,
.owner = THIS_MODULE,
};
diff --git a/net/sched/sch_mqprio.c b/net/sched/sch_mqprio.c
index 5eb3b1b7ae5e..50e15add6068 100644
--- a/net/sched/sch_mqprio.c
+++ b/net/sched/sch_mqprio.c
@@ -306,6 +306,28 @@ static void mqprio_attach(struct Qdisc *sch)
priv->qdiscs = NULL;
}
+static void mqprio_change_real_num_tx(struct Qdisc *sch,
+ unsigned int new_real_tx)
+{
+ struct net_device *dev = qdisc_dev(sch);
+ struct Qdisc *qdisc;
+ unsigned int i;
+
+ for (i = new_real_tx; i < dev->real_num_tx_queues; i++) {
+ qdisc = netdev_get_tx_queue(dev, i)->qdisc_sleeping;
+ /* Only update the default qdiscs we created,
+ * qdiscs with handles are always hashed.
+ */
+ if (qdisc != &noop_qdisc && !qdisc->handle)
+ qdisc_hash_del(qdisc);
+ }
+ for (i = dev->real_num_tx_queues; i < new_real_tx; i++) {
+ qdisc = netdev_get_tx_queue(dev, i)->qdisc_sleeping;
+ if (qdisc != &noop_qdisc && !qdisc->handle)
+ qdisc_hash_add(qdisc, false);
+ }
+}
+
static struct netdev_queue *mqprio_queue_get(struct Qdisc *sch,
unsigned long cl)
{
@@ -629,6 +651,7 @@ static struct Qdisc_ops mqprio_qdisc_ops __read_mostly = {
.init = mqprio_init,
.destroy = mqprio_destroy,
.attach = mqprio_attach,
+ .change_real_num_tx = mqprio_change_real_num_tx,
.dump = mqprio_dump,
.owner = THIS_MODULE,
};
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index 93899559ba6d..806babdd838d 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -94,18 +94,22 @@ static ktime_t sched_base_time(const struct sched_gate_list *sched)
return ns_to_ktime(sched->base_time);
}
-static ktime_t taprio_get_time(struct taprio_sched *q)
+static ktime_t taprio_mono_to_any(const struct taprio_sched *q, ktime_t mono)
{
- ktime_t mono = ktime_get();
+ /* This pairs with WRITE_ONCE() in taprio_parse_clockid() */
+ enum tk_offsets tk_offset = READ_ONCE(q->tk_offset);
- switch (q->tk_offset) {
+ switch (tk_offset) {
case TK_OFFS_MAX:
return mono;
default:
- return ktime_mono_to_any(mono, q->tk_offset);
+ return ktime_mono_to_any(mono, tk_offset);
}
+}
- return KTIME_MAX;
+static ktime_t taprio_get_time(const struct taprio_sched *q)
+{
+ return taprio_mono_to_any(q, ktime_get());
}
static void taprio_free_sched_cb(struct rcu_head *head)
@@ -321,7 +325,7 @@ static ktime_t get_tcp_tstamp(struct taprio_sched *q, struct sk_buff *skb)
return 0;
}
- return ktime_mono_to_any(skb->skb_mstamp_ns, q->tk_offset);
+ return taprio_mono_to_any(q, skb->skb_mstamp_ns);
}
/* There are a few scenarios where we will have to modify the txtime from
@@ -1341,6 +1345,7 @@ static int taprio_parse_clockid(struct Qdisc *sch, struct nlattr **tb,
}
} else if (tb[TCA_TAPRIO_ATTR_SCHED_CLOCKID]) {
int clockid = nla_get_s32(tb[TCA_TAPRIO_ATTR_SCHED_CLOCKID]);
+ enum tk_offsets tk_offset;
/* We only support static clockids and we don't allow
* for it to be modified after the first init.
@@ -1355,22 +1360,24 @@ static int taprio_parse_clockid(struct Qdisc *sch, struct nlattr **tb,
switch (clockid) {
case CLOCK_REALTIME:
- q->tk_offset = TK_OFFS_REAL;
+ tk_offset = TK_OFFS_REAL;
break;
case CLOCK_MONOTONIC:
- q->tk_offset = TK_OFFS_MAX;
+ tk_offset = TK_OFFS_MAX;
break;
case CLOCK_BOOTTIME:
- q->tk_offset = TK_OFFS_BOOT;
+ tk_offset = TK_OFFS_BOOT;
break;
case CLOCK_TAI:
- q->tk_offset = TK_OFFS_TAI;
+ tk_offset = TK_OFFS_TAI;
break;
default:
NL_SET_ERR_MSG(extack, "Invalid 'clockid'");
err = -EINVAL;
goto out;
}
+ /* This pairs with READ_ONCE() in taprio_mono_to_any */
+ WRITE_ONCE(q->tk_offset, tk_offset);
q->clockid = clockid;
} else {
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 030d7f30b13f..cfb5b9be0569 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -146,14 +146,18 @@ static int __smc_release(struct smc_sock *smc)
sock_set_flag(sk, SOCK_DEAD);
sk->sk_shutdown |= SHUTDOWN_MASK;
} else {
- if (sk->sk_state != SMC_LISTEN && sk->sk_state != SMC_INIT)
- sock_put(sk); /* passive closing */
- if (sk->sk_state == SMC_LISTEN) {
- /* wake up clcsock accept */
- rc = kernel_sock_shutdown(smc->clcsock, SHUT_RDWR);
+ if (sk->sk_state != SMC_CLOSED) {
+ if (sk->sk_state != SMC_LISTEN &&
+ sk->sk_state != SMC_INIT)
+ sock_put(sk); /* passive closing */
+ if (sk->sk_state == SMC_LISTEN) {
+ /* wake up clcsock accept */
+ rc = kernel_sock_shutdown(smc->clcsock,
+ SHUT_RDWR);
+ }
+ sk->sk_state = SMC_CLOSED;
+ sk->sk_state_change(sk);
}
- sk->sk_state = SMC_CLOSED;
- sk->sk_state_change(sk);
smc_restore_fallback_changes(smc);
}
@@ -1018,7 +1022,7 @@ static void smc_connect_work(struct work_struct *work)
if (smc->clcsock->sk->sk_err) {
smc->sk.sk_err = smc->clcsock->sk->sk_err;
} else if ((1 << smc->clcsock->sk->sk_state) &
- (TCPF_SYN_SENT | TCP_SYN_RECV)) {
+ (TCPF_SYN_SENT | TCPF_SYN_RECV)) {
rc = sk_stream_wait_connect(smc->clcsock->sk, &timeo);
if ((rc == -EPIPE) &&
((1 << smc->clcsock->sk->sk_state) &
diff --git a/net/smc/smc_llc.c b/net/smc/smc_llc.c
index 2e7560eba981..d8fe4e1f24d1 100644
--- a/net/smc/smc_llc.c
+++ b/net/smc/smc_llc.c
@@ -1787,7 +1787,7 @@ void smc_llc_link_active(struct smc_link *link)
link->smcibdev->ibdev->name, link->ibport);
link->state = SMC_LNK_ACTIVE;
if (link->lgr->llc_testlink_time) {
- link->llc_testlink_time = link->lgr->llc_testlink_time * HZ;
+ link->llc_testlink_time = link->lgr->llc_testlink_time;
schedule_delayed_work(&link->llc_testlink_wrk,
link->llc_testlink_time);
}
diff --git a/net/strparser/strparser.c b/net/strparser/strparser.c
index b3815c1e8f2e..cd9954c4ad80 100644
--- a/net/strparser/strparser.c
+++ b/net/strparser/strparser.c
@@ -27,18 +27,10 @@
static struct workqueue_struct *strp_wq;
-struct _strp_msg {
- /* Internal cb structure. struct strp_msg must be first for passing
- * to upper layer.
- */
- struct strp_msg strp;
- int accum_len;
-};
-
static inline struct _strp_msg *_strp_msg(struct sk_buff *skb)
{
return (struct _strp_msg *)((void *)skb->cb +
- offsetof(struct qdisc_skb_cb, data));
+ offsetof(struct sk_skb_cb, strp));
}
/* Lower lock held */
diff --git a/net/sunrpc/addr.c b/net/sunrpc/addr.c
index 6e4dbd577a39..d435bffc6199 100644
--- a/net/sunrpc/addr.c
+++ b/net/sunrpc/addr.c
@@ -162,8 +162,10 @@ static int rpc_parse_scope_id(struct net *net, const char *buf,
const size_t buflen, const char *delim,
struct sockaddr_in6 *sin6)
{
- char *p;
+ char p[IPV6_SCOPE_ID_LEN + 1];
size_t len;
+ u32 scope_id = 0;
+ struct net_device *dev;
if ((buf + buflen) == delim)
return 1;
@@ -175,29 +177,23 @@ static int rpc_parse_scope_id(struct net *net, const char *buf,
return 0;
len = (buf + buflen) - delim - 1;
- p = kmemdup_nul(delim + 1, len, GFP_KERNEL);
- if (p) {
- u32 scope_id = 0;
- struct net_device *dev;
-
- dev = dev_get_by_name(net, p);
- if (dev != NULL) {
- scope_id = dev->ifindex;
- dev_put(dev);
- } else {
- if (kstrtou32(p, 10, &scope_id) != 0) {
- kfree(p);
- return 0;
- }
- }
-
- kfree(p);
-
- sin6->sin6_scope_id = scope_id;
- return 1;
+ if (len > IPV6_SCOPE_ID_LEN)
+ return 0;
+
+ memcpy(p, delim + 1, len);
+ p[len] = 0;
+
+ dev = dev_get_by_name(net, p);
+ if (dev != NULL) {
+ scope_id = dev->ifindex;
+ dev_put(dev);
+ } else {
+ if (kstrtou32(p, 10, &scope_id) != 0)
+ return 0;
}
- return 0;
+ sin6->sin6_scope_id = scope_id;
+ return 1;
}
static size_t rpc_pton6(struct net *net, const char *buf, const size_t buflen,
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 8201531ce5d9..04aaca4b8bf9 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -1552,15 +1552,14 @@ xprt_transmit(struct rpc_task *task)
{
struct rpc_rqst *next, *req = task->tk_rqstp;
struct rpc_xprt *xprt = req->rq_xprt;
- int counter, status;
+ int status;
spin_lock(&xprt->queue_lock);
- counter = 0;
- while (!list_empty(&xprt->xmit_queue)) {
- if (++counter == 20)
+ for (;;) {
+ next = list_first_entry_or_null(&xprt->xmit_queue,
+ struct rpc_rqst, rq_xmit);
+ if (!next)
break;
- next = list_first_entry(&xprt->xmit_queue,
- struct rpc_rqst, rq_xmit);
xprt_pin_rqst(next);
spin_unlock(&xprt->queue_lock);
status = xprt_request_transmit(next, task);
@@ -1568,13 +1567,16 @@ xprt_transmit(struct rpc_task *task)
status = 0;
spin_lock(&xprt->queue_lock);
xprt_unpin_rqst(next);
- if (status == 0) {
- if (!xprt_request_data_received(task) ||
- test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate))
- continue;
- } else if (test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate))
- task->tk_status = status;
- break;
+ if (status < 0) {
+ if (test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate))
+ task->tk_status = status;
+ break;
+ }
+ /* Was @task transmitted, and has it received a reply? */
+ if (xprt_request_data_received(task) &&
+ !test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate))
+ break;
+ cond_resched_lock(&xprt->queue_lock);
}
spin_unlock(&xprt->queue_lock);
}
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 326250513570..7fe36dbcbe18 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -1279,6 +1279,8 @@ static int vsock_stream_connect(struct socket *sock, struct sockaddr *addr,
* non-blocking call.
*/
err = -EALREADY;
+ if (flags & O_NONBLOCK)
+ goto out;
break;
default:
if ((sk->sk_state == TCP_LISTEN) ||
diff --git a/samples/kprobes/kretprobe_example.c b/samples/kprobes/kretprobe_example.c
index 5dc1bf3baa98..228321ecb161 100644
--- a/samples/kprobes/kretprobe_example.c
+++ b/samples/kprobes/kretprobe_example.c
@@ -86,7 +86,7 @@ static int __init kretprobe_init(void)
ret = register_kretprobe(&my_kretprobe);
if (ret < 0) {
pr_err("register_kretprobe failed, returned %d\n", ret);
- return -1;
+ return ret;
}
pr_info("Planted return probe at %s: %p\n",
my_kretprobe.kp.symbol_name, my_kretprobe.kp.addr);
diff --git a/scripts/leaking_addresses.pl b/scripts/leaking_addresses.pl
index b2d8b8aa2d99..8f636a23bc3f 100755
--- a/scripts/leaking_addresses.pl
+++ b/scripts/leaking_addresses.pl
@@ -455,8 +455,9 @@ sub parse_file
open my $fh, "<", $file or return;
while ( <$fh> ) {
+ chomp;
if (may_leak_address($_)) {
- print $file . ': ' . $_;
+ printf("$file: $_\n");
}
}
close $fh;
diff --git a/security/apparmor/label.c b/security/apparmor/label.c
index e68bcedca976..6222fdfebe4e 100644
--- a/security/apparmor/label.c
+++ b/security/apparmor/label.c
@@ -1454,7 +1454,7 @@ bool aa_update_label_name(struct aa_ns *ns, struct aa_label *label, gfp_t gfp)
if (label->hname || labels_ns(label) != ns)
return res;
- if (aa_label_acntsxprint(&name, ns, label, FLAGS_NONE, gfp) == -1)
+ if (aa_label_acntsxprint(&name, ns, label, FLAGS_NONE, gfp) < 0)
return res;
ls = labels_set(label);
@@ -1704,7 +1704,7 @@ int aa_label_asxprint(char **strp, struct aa_ns *ns, struct aa_label *label,
/**
* aa_label_acntsxprint - allocate a __counted string buffer and print label
- * @strp: buffer to write to. (MAY BE NULL if @size == 0)
+ * @strp: buffer to write to.
* @ns: namespace profile is being viewed from
* @label: label to view (NOT NULL)
* @flags: flags controlling what label info is printed
diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
index f1ca3cac9b86..b929c683aba1 100644
--- a/security/integrity/evm/evm_main.c
+++ b/security/integrity/evm/evm_main.c
@@ -54,7 +54,7 @@ static struct xattr_list evm_config_default_xattrnames[] = {
LIST_HEAD(evm_config_xattrnames);
-static int evm_fixmode;
+static int evm_fixmode __ro_after_init;
static int __init evm_set_fixmode(char *str)
{
if (strncmp(str, "fix", 3) == 0)
diff --git a/security/security.c b/security/security.c
index 1c696bce8e1c..a864ff824dd3 100644
--- a/security/security.c
+++ b/security/security.c
@@ -723,25 +723,25 @@ static void __init lsm_early_task(struct task_struct *task)
/* Security operations */
-int security_binder_set_context_mgr(struct task_struct *mgr)
+int security_binder_set_context_mgr(const struct cred *mgr)
{
return call_int_hook(binder_set_context_mgr, 0, mgr);
}
-int security_binder_transaction(struct task_struct *from,
- struct task_struct *to)
+int security_binder_transaction(const struct cred *from,
+ const struct cred *to)
{
return call_int_hook(binder_transaction, 0, from, to);
}
-int security_binder_transfer_binder(struct task_struct *from,
- struct task_struct *to)
+int security_binder_transfer_binder(const struct cred *from,
+ const struct cred *to)
{
return call_int_hook(binder_transfer_binder, 0, from, to);
}
-int security_binder_transfer_file(struct task_struct *from,
- struct task_struct *to, struct file *file)
+int security_binder_transfer_file(const struct cred *from,
+ const struct cred *to, struct file *file)
{
return call_int_hook(binder_transfer_file, 0, from, to, file);
}
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 227eb8967963..f32026bc96b4 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2004,22 +2004,19 @@ static inline u32 open_file_to_av(struct file *file)
/* Hook functions begin here. */
-static int selinux_binder_set_context_mgr(struct task_struct *mgr)
+static int selinux_binder_set_context_mgr(const struct cred *mgr)
{
- u32 mysid = current_sid();
- u32 mgrsid = task_sid(mgr);
-
return avc_has_perm(&selinux_state,
- mysid, mgrsid, SECCLASS_BINDER,
+ current_sid(), cred_sid(mgr), SECCLASS_BINDER,
BINDER__SET_CONTEXT_MGR, NULL);
}
-static int selinux_binder_transaction(struct task_struct *from,
- struct task_struct *to)
+static int selinux_binder_transaction(const struct cred *from,
+ const struct cred *to)
{
u32 mysid = current_sid();
- u32 fromsid = task_sid(from);
- u32 tosid = task_sid(to);
+ u32 fromsid = cred_sid(from);
+ u32 tosid = cred_sid(to);
int rc;
if (mysid != fromsid) {
@@ -2030,27 +2027,24 @@ static int selinux_binder_transaction(struct task_struct *from,
return rc;
}
- return avc_has_perm(&selinux_state,
- fromsid, tosid, SECCLASS_BINDER, BINDER__CALL,
- NULL);
+ return avc_has_perm(&selinux_state, fromsid, tosid,
+ SECCLASS_BINDER, BINDER__CALL, NULL);
}
-static int selinux_binder_transfer_binder(struct task_struct *from,
- struct task_struct *to)
+static int selinux_binder_transfer_binder(const struct cred *from,
+ const struct cred *to)
{
- u32 fromsid = task_sid(from);
- u32 tosid = task_sid(to);
-
return avc_has_perm(&selinux_state,
- fromsid, tosid, SECCLASS_BINDER, BINDER__TRANSFER,
+ cred_sid(from), cred_sid(to),
+ SECCLASS_BINDER, BINDER__TRANSFER,
NULL);
}
-static int selinux_binder_transfer_file(struct task_struct *from,
- struct task_struct *to,
+static int selinux_binder_transfer_file(const struct cred *from,
+ const struct cred *to,
struct file *file)
{
- u32 sid = task_sid(to);
+ u32 sid = cred_sid(to);
struct file_security_struct *fsec = selinux_file(file);
struct dentry *dentry = file->f_path.dentry;
struct inode_security_struct *isec;
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index fbdbfb5aa370..31d631fa846e 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -2368,6 +2368,43 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len,
return rc;
}
+/**
+ * ocontext_to_sid - Helper to safely get sid for an ocontext
+ * @sidtab: SID table
+ * @c: ocontext structure
+ * @index: index of the context entry (0 or 1)
+ * @out_sid: pointer to the resulting SID value
+ *
+ * For all ocontexts except OCON_ISID the SID fields are populated
+ * on-demand when needed. Since updating the SID value is an SMP-sensitive
+ * operation, this helper must be used to do that safely.
+ *
+ * WARNING: This function may return -ESTALE, indicating that the caller
+ * must retry the operation after re-acquiring the policy pointer!
+ */
+static int ocontext_to_sid(struct sidtab *sidtab, struct ocontext *c,
+ size_t index, u32 *out_sid)
+{
+ int rc;
+ u32 sid;
+
+ /* Ensure the associated sidtab entry is visible to this thread. */
+ sid = smp_load_acquire(&c->sid[index]);
+ if (!sid) {
+ rc = sidtab_context_to_sid(sidtab, &c->context[index], &sid);
+ if (rc)
+ return rc;
+
+ /*
+ * Ensure the new sidtab entry is visible to other threads
+ * when they see the SID.
+ */
+ smp_store_release(&c->sid[index], sid);
+ }
+ *out_sid = sid;
+ return 0;
+}
+
/**
* security_port_sid - Obtain the SID for a port.
* @protocol: protocol number
@@ -2405,17 +2442,13 @@ int security_port_sid(struct selinux_state *state,
}
if (c) {
- if (!c->sid[0]) {
- rc = sidtab_context_to_sid(sidtab, &c->context[0],
- &c->sid[0]);
- if (rc == -ESTALE) {
- rcu_read_unlock();
- goto retry;
- }
- if (rc)
- goto out;
+ rc = ocontext_to_sid(sidtab, c, 0, out_sid);
+ if (rc == -ESTALE) {
+ rcu_read_unlock();
+ goto retry;
}
- *out_sid = c->sid[0];
+ if (rc)
+ goto out;
} else {
*out_sid = SECINITSID_PORT;
}
@@ -2463,18 +2496,13 @@ int security_ib_pkey_sid(struct selinux_state *state,
}
if (c) {
- if (!c->sid[0]) {
- rc = sidtab_context_to_sid(sidtab,
- &c->context[0],
- &c->sid[0]);
- if (rc == -ESTALE) {
- rcu_read_unlock();
- goto retry;
- }
- if (rc)
- goto out;
+ rc = ocontext_to_sid(sidtab, c, 0, out_sid);
+ if (rc == -ESTALE) {
+ rcu_read_unlock();
+ goto retry;
}
- *out_sid = c->sid[0];
+ if (rc)
+ goto out;
} else
*out_sid = SECINITSID_UNLABELED;
@@ -2522,17 +2550,13 @@ int security_ib_endport_sid(struct selinux_state *state,
}
if (c) {
- if (!c->sid[0]) {
- rc = sidtab_context_to_sid(sidtab, &c->context[0],
- &c->sid[0]);
- if (rc == -ESTALE) {
- rcu_read_unlock();
- goto retry;
- }
- if (rc)
- goto out;
+ rc = ocontext_to_sid(sidtab, c, 0, out_sid);
+ if (rc == -ESTALE) {
+ rcu_read_unlock();
+ goto retry;
}
- *out_sid = c->sid[0];
+ if (rc)
+ goto out;
} else
*out_sid = SECINITSID_UNLABELED;
@@ -2575,25 +2599,13 @@ int security_netif_sid(struct selinux_state *state,
}
if (c) {
- if (!c->sid[0] || !c->sid[1]) {
- rc = sidtab_context_to_sid(sidtab, &c->context[0],
- &c->sid[0]);
- if (rc == -ESTALE) {
- rcu_read_unlock();
- goto retry;
- }
- if (rc)
- goto out;
- rc = sidtab_context_to_sid(sidtab, &c->context[1],
- &c->sid[1]);
- if (rc == -ESTALE) {
- rcu_read_unlock();
- goto retry;
- }
- if (rc)
- goto out;
+ rc = ocontext_to_sid(sidtab, c, 0, if_sid);
+ if (rc == -ESTALE) {
+ rcu_read_unlock();
+ goto retry;
}
- *if_sid = c->sid[0];
+ if (rc)
+ goto out;
} else
*if_sid = SECINITSID_NETIF;
@@ -2684,18 +2696,13 @@ int security_node_sid(struct selinux_state *state,
}
if (c) {
- if (!c->sid[0]) {
- rc = sidtab_context_to_sid(sidtab,
- &c->context[0],
- &c->sid[0]);
- if (rc == -ESTALE) {
- rcu_read_unlock();
- goto retry;
- }
- if (rc)
- goto out;
+ rc = ocontext_to_sid(sidtab, c, 0, out_sid);
+ if (rc == -ESTALE) {
+ rcu_read_unlock();
+ goto retry;
}
- *out_sid = c->sid[0];
+ if (rc)
+ goto out;
} else {
*out_sid = SECINITSID_NODE;
}
@@ -2859,7 +2866,7 @@ static inline int __security_genfs_sid(struct selinux_policy *policy,
u16 sclass;
struct genfs *genfs;
struct ocontext *c;
- int rc, cmp = 0;
+ int cmp = 0;
while (path[0] == '/' && path[1] == '/')
path++;
@@ -2873,9 +2880,8 @@ static inline int __security_genfs_sid(struct selinux_policy *policy,
break;
}
- rc = -ENOENT;
if (!genfs || cmp)
- goto out;
+ return -ENOENT;
for (c = genfs->head; c; c = c->next) {
len = strlen(c->u.name);
@@ -2884,20 +2890,10 @@ static inline int __security_genfs_sid(struct selinux_policy *policy,
break;
}
- rc = -ENOENT;
if (!c)
- goto out;
-
- if (!c->sid[0]) {
- rc = sidtab_context_to_sid(sidtab, &c->context[0], &c->sid[0]);
- if (rc)
- goto out;
- }
+ return -ENOENT;
- *sid = c->sid[0];
- rc = 0;
-out:
- return rc;
+ return ocontext_to_sid(sidtab, c, 0, sid);
}
/**
@@ -2980,17 +2976,13 @@ int security_fs_use(struct selinux_state *state, struct super_block *sb)
if (c) {
sbsec->behavior = c->v.behavior;
- if (!c->sid[0]) {
- rc = sidtab_context_to_sid(sidtab, &c->context[0],
- &c->sid[0]);
- if (rc == -ESTALE) {
- rcu_read_unlock();
- goto retry;
- }
- if (rc)
- goto out;
+ rc = ocontext_to_sid(sidtab, c, 0, &sbsec->sid);
+ if (rc == -ESTALE) {
+ rcu_read_unlock();
+ goto retry;
}
- sbsec->sid = c->sid[0];
+ if (rc)
+ goto out;
} else {
rc = __security_genfs_sid(policy, fstype, "/",
SECCLASS_DIR, &sbsec->sid);
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index b88c1a953833..3eabcc469669 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -693,9 +693,7 @@ static void smk_cipso_doi(void)
printk(KERN_WARNING "%s:%d remove rc = %d\n",
__func__, __LINE__, rc);
- doip = kmalloc(sizeof(struct cipso_v4_doi), GFP_KERNEL);
- if (doip == NULL)
- panic("smack: Failed to initialize cipso DOI.\n");
+ doip = kmalloc(sizeof(struct cipso_v4_doi), GFP_KERNEL | __GFP_NOFAIL);
doip->map.std = NULL;
doip->doi = smk_cipso_doi_value;
doip->type = CIPSO_V4_MAP_PASS;
@@ -714,7 +712,7 @@ static void smk_cipso_doi(void)
if (rc != 0) {
printk(KERN_WARNING "%s:%d map add rc = %d\n",
__func__, __LINE__, rc);
- kfree(doip);
+ netlbl_cfg_cipsov4_del(doip->doi, &nai);
return;
}
}
@@ -831,6 +829,7 @@ static int smk_open_cipso(struct inode *inode, struct file *file)
static ssize_t smk_set_cipso(struct file *file, const char __user *buf,
size_t count, loff_t *ppos, int format)
{
+ struct netlbl_lsm_catmap *old_cat;
struct smack_known *skp;
struct netlbl_lsm_secattr ncats;
char mapcatset[SMK_CIPSOLEN];
@@ -920,9 +919,11 @@ static ssize_t smk_set_cipso(struct file *file, const char __user *buf,
rc = smk_netlbl_mls(maplevel, mapcatset, &ncats, SMK_CIPSOLEN);
if (rc >= 0) {
- netlbl_catmap_free(skp->smk_netlabel.attr.mls.cat);
+ old_cat = skp->smk_netlabel.attr.mls.cat;
skp->smk_netlabel.attr.mls.cat = ncats.attr.mls.cat;
skp->smk_netlabel.attr.mls.lvl = ncats.attr.mls.lvl;
+ synchronize_rcu();
+ netlbl_catmap_free(old_cat);
rc = count;
/*
* This mapping may have been cached, so clear the cache.
diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c
index f702c96a7478..bfed82a3a188 100644
--- a/sound/core/oss/mixer_oss.c
+++ b/sound/core/oss/mixer_oss.c
@@ -130,11 +130,13 @@ static int snd_mixer_oss_devmask(struct snd_mixer_oss_file *fmixer)
if (mixer == NULL)
return -EIO;
+ mutex_lock(&mixer->reg_mutex);
for (chn = 0; chn < 31; chn++) {
pslot = &mixer->slots[chn];
if (pslot->put_volume || pslot->put_recsrc)
result |= 1 << chn;
}
+ mutex_unlock(&mixer->reg_mutex);
return result;
}
@@ -146,11 +148,13 @@ static int snd_mixer_oss_stereodevs(struct snd_mixer_oss_file *fmixer)
if (mixer == NULL)
return -EIO;
+ mutex_lock(&mixer->reg_mutex);
for (chn = 0; chn < 31; chn++) {
pslot = &mixer->slots[chn];
if (pslot->put_volume && pslot->stereo)
result |= 1 << chn;
}
+ mutex_unlock(&mixer->reg_mutex);
return result;
}
@@ -161,6 +165,7 @@ static int snd_mixer_oss_recmask(struct snd_mixer_oss_file *fmixer)
if (mixer == NULL)
return -EIO;
+ mutex_lock(&mixer->reg_mutex);
if (mixer->put_recsrc && mixer->get_recsrc) { /* exclusive */
result = mixer->mask_recsrc;
} else {
@@ -172,6 +177,7 @@ static int snd_mixer_oss_recmask(struct snd_mixer_oss_file *fmixer)
result |= 1 << chn;
}
}
+ mutex_unlock(&mixer->reg_mutex);
return result;
}
@@ -182,11 +188,12 @@ static int snd_mixer_oss_get_recsrc(struct snd_mixer_oss_file *fmixer)
if (mixer == NULL)
return -EIO;
+ mutex_lock(&mixer->reg_mutex);
if (mixer->put_recsrc && mixer->get_recsrc) { /* exclusive */
- int err;
unsigned int index;
- if ((err = mixer->get_recsrc(fmixer, &index)) < 0)
- return err;
+ result = mixer->get_recsrc(fmixer, &index);
+ if (result < 0)
+ goto unlock;
result = 1 << index;
} else {
struct snd_mixer_oss_slot *pslot;
@@ -201,7 +208,10 @@ static int snd_mixer_oss_get_recsrc(struct snd_mixer_oss_file *fmixer)
}
}
}
- return mixer->oss_recsrc = result;
+ mixer->oss_recsrc = result;
+ unlock:
+ mutex_unlock(&mixer->reg_mutex);
+ return result;
}
static int snd_mixer_oss_set_recsrc(struct snd_mixer_oss_file *fmixer, int recsrc)
@@ -214,6 +224,7 @@ static int snd_mixer_oss_set_recsrc(struct snd_mixer_oss_file *fmixer, int recsr
if (mixer == NULL)
return -EIO;
+ mutex_lock(&mixer->reg_mutex);
if (mixer->get_recsrc && mixer->put_recsrc) { /* exclusive input */
if (recsrc & ~mixer->oss_recsrc)
recsrc &= ~mixer->oss_recsrc;
@@ -239,6 +250,7 @@ static int snd_mixer_oss_set_recsrc(struct snd_mixer_oss_file *fmixer, int recsr
}
}
}
+ mutex_unlock(&mixer->reg_mutex);
return result;
}
@@ -250,6 +262,7 @@ static int snd_mixer_oss_get_volume(struct snd_mixer_oss_file *fmixer, int slot)
if (mixer == NULL || slot > 30)
return -EIO;
+ mutex_lock(&mixer->reg_mutex);
pslot = &mixer->slots[slot];
left = pslot->volume[0];
right = pslot->volume[1];
@@ -257,15 +270,21 @@ static int snd_mixer_oss_get_volume(struct snd_mixer_oss_file *fmixer, int slot)
result = pslot->get_volume(fmixer, pslot, &left, &right);
if (!pslot->stereo)
right = left;
- if (snd_BUG_ON(left < 0 || left > 100))
- return -EIO;
- if (snd_BUG_ON(right < 0 || right > 100))
- return -EIO;
+ if (snd_BUG_ON(left < 0 || left > 100)) {
+ result = -EIO;
+ goto unlock;
+ }
+ if (snd_BUG_ON(right < 0 || right > 100)) {
+ result = -EIO;
+ goto unlock;
+ }
if (result >= 0) {
pslot->volume[0] = left;
pslot->volume[1] = right;
result = (left & 0xff) | ((right & 0xff) << 8);
}
+ unlock:
+ mutex_unlock(&mixer->reg_mutex);
return result;
}
@@ -278,6 +297,7 @@ static int snd_mixer_oss_set_volume(struct snd_mixer_oss_file *fmixer,
if (mixer == NULL || slot > 30)
return -EIO;
+ mutex_lock(&mixer->reg_mutex);
pslot = &mixer->slots[slot];
if (left > 100)
left = 100;
@@ -288,10 +308,13 @@ static int snd_mixer_oss_set_volume(struct snd_mixer_oss_file *fmixer,
if (pslot->put_volume)
result = pslot->put_volume(fmixer, pslot, left, right);
if (result < 0)
- return result;
+ goto unlock;
pslot->volume[0] = left;
pslot->volume[1] = right;
- return (left & 0xff) | ((right & 0xff) << 8);
+ result = (left & 0xff) | ((right & 0xff) << 8);
+ unlock:
+ mutex_unlock(&mixer->reg_mutex);
+ return result;
}
static int snd_mixer_oss_ioctl1(struct snd_mixer_oss_file *fmixer, unsigned int cmd, unsigned long arg)
diff --git a/sound/core/timer.c b/sound/core/timer.c
index c15c8314671b..04cd8953605a 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -624,13 +624,13 @@ static int snd_timer_stop1(struct snd_timer_instance *timeri, bool stop)
if (!timer)
return -EINVAL;
spin_lock_irqsave(&timer->lock, flags);
+ list_del_init(&timeri->ack_list);
+ list_del_init(&timeri->active_list);
if (!(timeri->flags & (SNDRV_TIMER_IFLG_RUNNING |
SNDRV_TIMER_IFLG_START))) {
result = -EBUSY;
goto unlock;
}
- list_del_init(&timeri->ack_list);
- list_del_init(&timeri->active_list);
if (timer->card && timer->card->shutdown)
goto unlock;
if (stop) {
@@ -665,23 +665,22 @@ static int snd_timer_stop1(struct snd_timer_instance *timeri, bool stop)
static int snd_timer_stop_slave(struct snd_timer_instance *timeri, bool stop)
{
unsigned long flags;
+ bool running;
spin_lock_irqsave(&slave_active_lock, flags);
- if (!(timeri->flags & SNDRV_TIMER_IFLG_RUNNING)) {
- spin_unlock_irqrestore(&slave_active_lock, flags);
- return -EBUSY;
- }
+ running = timeri->flags & SNDRV_TIMER_IFLG_RUNNING;
timeri->flags &= ~SNDRV_TIMER_IFLG_RUNNING;
if (timeri->timer) {
spin_lock(&timeri->timer->lock);
list_del_init(&timeri->ack_list);
list_del_init(&timeri->active_list);
- snd_timer_notify1(timeri, stop ? SNDRV_TIMER_EVENT_STOP :
- SNDRV_TIMER_EVENT_PAUSE);
+ if (running)
+ snd_timer_notify1(timeri, stop ? SNDRV_TIMER_EVENT_STOP :
+ SNDRV_TIMER_EVENT_PAUSE);
spin_unlock(&timeri->timer->lock);
}
spin_unlock_irqrestore(&slave_active_lock, flags);
- return 0;
+ return running ? 0 : -EBUSY;
}
/*
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 8bc27e7c0590..64115a796af0 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -672,13 +672,17 @@ static int azx_position_check(struct azx *chip, struct azx_dev *azx_dev)
* the update-IRQ timing. The IRQ is issued before actually the
* data is processed. So, we need to process it afterwords in a
* workqueue.
+ *
+ * Returns 1 if OK to proceed, 0 for delay handling, -1 for skipping update
*/
static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
{
struct snd_pcm_substream *substream = azx_dev->core.substream;
+ struct snd_pcm_runtime *runtime = substream->runtime;
int stream = substream->stream;
u32 wallclk;
unsigned int pos;
+ snd_pcm_uframes_t hwptr, target;
wallclk = azx_readl(chip, WALLCLK) - azx_dev->core.start_wallclk;
if (wallclk < (azx_dev->core.period_wallclk * 2) / 3)
@@ -715,6 +719,24 @@ static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
/* NG - it's below the first next period boundary */
return chip->bdl_pos_adj ? 0 : -1;
azx_dev->core.start_wallclk += wallclk;
+
+ if (azx_dev->core.no_period_wakeup)
+ return 1; /* OK, no need to check period boundary */
+
+ if (runtime->hw_ptr_base != runtime->hw_ptr_interrupt)
+ return 1; /* OK, already in hwptr updating process */
+
+ /* check whether the period gets really elapsed */
+ pos = bytes_to_frames(runtime, pos);
+ hwptr = runtime->hw_ptr_base + pos;
+ if (hwptr < runtime->status->hw_ptr)
+ hwptr += runtime->buffer_size;
+ target = runtime->hw_ptr_interrupt + runtime->period_size;
+ if (hwptr < target) {
+ /* too early wakeup, process it later */
+ return chip->bdl_pos_adj ? 0 : -1;
+ }
+
return 1; /* OK, it's fine */
}
@@ -893,35 +915,24 @@ static int azx_get_delay_from_fifo(struct azx *chip, struct azx_dev *azx_dev,
return substream->runtime->delay;
}
-static unsigned int azx_skl_get_dpib_pos(struct azx *chip,
- struct azx_dev *azx_dev)
+static void __azx_shutdown_chip(struct azx *chip, bool skip_link_reset)
{
- return _snd_hdac_chip_readl(azx_bus(chip),
- AZX_REG_VS_SDXDPIB_XBASE +
- (AZX_REG_VS_SDXDPIB_XINTERVAL *
- azx_dev->core.index));
-}
-
-/* get the current DMA position with correction on SKL+ chips */
-static unsigned int azx_get_pos_skl(struct azx *chip, struct azx_dev *azx_dev)
-{
- /* DPIB register gives a more accurate position for playback */
- if (azx_dev->core.substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- return azx_skl_get_dpib_pos(chip, azx_dev);
-
- /* For capture, we need to read posbuf, but it requires a delay
- * for the possible boundary overlap; the read of DPIB fetches the
- * actual posbuf
- */
- udelay(20);
- azx_skl_get_dpib_pos(chip, azx_dev);
- return azx_get_pos_posbuf(chip, azx_dev);
+ azx_stop_chip(chip);
+ if (!skip_link_reset)
+ azx_enter_link_reset(chip);
+ azx_clear_irq_pending(chip);
+ display_power(chip, false);
}
#ifdef CONFIG_PM
static DEFINE_MUTEX(card_list_lock);
static LIST_HEAD(card_list);
+static void azx_shutdown_chip(struct azx *chip)
+{
+ __azx_shutdown_chip(chip, false);
+}
+
static void azx_add_card_list(struct azx *chip)
{
struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
@@ -977,14 +988,6 @@ static bool azx_is_pm_ready(struct snd_card *card)
return true;
}
-static void __azx_runtime_suspend(struct azx *chip)
-{
- azx_stop_chip(chip);
- azx_enter_link_reset(chip);
- azx_clear_irq_pending(chip);
- display_power(chip, false);
-}
-
static void __azx_runtime_resume(struct azx *chip)
{
struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
@@ -1063,7 +1066,7 @@ static int azx_suspend(struct device *dev)
chip = card->private_data;
bus = azx_bus(chip);
- __azx_runtime_suspend(chip);
+ azx_shutdown_chip(chip);
if (bus->irq >= 0) {
free_irq(bus->irq, chip);
bus->irq = -1;
@@ -1142,7 +1145,7 @@ static int azx_runtime_suspend(struct device *dev)
/* enable controller wake up event */
azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) | STATESTS_INT_MASK);
- __azx_runtime_suspend(chip);
+ azx_shutdown_chip(chip);
trace_azx_runtime_suspend(chip);
return 0;
}
@@ -1608,7 +1611,7 @@ static void assign_position_fix(struct azx *chip, int fix)
[POS_FIX_POSBUF] = azx_get_pos_posbuf,
[POS_FIX_VIACOMBO] = azx_via_get_position,
[POS_FIX_COMBO] = azx_get_pos_lpib,
- [POS_FIX_SKL] = azx_get_pos_skl,
+ [POS_FIX_SKL] = azx_get_pos_posbuf,
[POS_FIX_FIFO] = azx_get_pos_fifo,
};
@@ -2392,7 +2395,8 @@ static int azx_probe_continue(struct azx *chip)
out_free:
if (err < 0) {
- azx_free(chip);
+ pci_set_drvdata(pci, NULL);
+ snd_card_free(chip->card);
return err;
}
@@ -2442,7 +2446,7 @@ static void azx_shutdown(struct pci_dev *pci)
return;
chip = card->private_data;
if (chip && chip->running)
- azx_stop_chip(chip);
+ __azx_shutdown_chip(chip, true);
}
/* PCI IDs */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index f511ae66bc8a..2eb06351de1f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2551,6 +2551,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
SND_PCI_QUIRK(0x1558, 0x67d1, "Clevo PB71[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x67e1, "Clevo PB71[DE][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x67e5, "Clevo PC70D[PRS](?:-D|-G)?", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
+ SND_PCI_QUIRK(0x1558, 0x67f1, "Clevo PC70H[PRS]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x70d1, "Clevo PC70[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x7714, "Clevo X170SM", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x7715, "Clevo X170KM-G", ALC1220_FIXUP_CLEVO_PB51ED),
@@ -4300,6 +4301,16 @@ static void alc287_fixup_hp_gpio_led(struct hda_codec *codec,
alc_fixup_hp_gpio_led(codec, action, 0x10, 0);
}
+static void alc245_fixup_hp_gpio_led(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ struct alc_spec *spec = codec->spec;
+
+ if (action == HDA_FIXUP_ACT_PRE_PROBE)
+ spec->micmute_led_polarity = 1;
+ alc_fixup_hp_gpio_led(codec, action, 0, 0x04);
+}
+
/* turn on/off mic-mute LED per capture hook via VREF change */
static int vref_micmute_led_set(struct led_classdev *led_cdev,
enum led_brightness brightness)
@@ -6352,6 +6363,44 @@ static void alc_fixup_no_int_mic(struct hda_codec *codec,
}
}
+/* GPIO1 = amplifier on/off
+ * GPIO3 = mic mute LED
+ */
+static void alc285_fixup_hp_spectre_x360_eb1(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ static const hda_nid_t conn[] = { 0x02 };
+
+ struct alc_spec *spec = codec->spec;
+ static const struct hda_pintbl pincfgs[] = {
+ { 0x14, 0x90170110 }, /* front/high speakers */
+ { 0x17, 0x90170130 }, /* back/bass speakers */
+ { }
+ };
+
+ //enable micmute led
+ alc_fixup_hp_gpio_led(codec, action, 0x00, 0x04);
+
+ switch (action) {
+ case HDA_FIXUP_ACT_PRE_PROBE:
+ spec->micmute_led_polarity = 1;
+ /* needed for amp of back speakers */
+ spec->gpio_mask |= 0x01;
+ spec->gpio_dir |= 0x01;
+ snd_hda_apply_pincfgs(codec, pincfgs);
+ /* share DAC to have unified volume control */
+ snd_hda_override_conn_list(codec, 0x14, ARRAY_SIZE(conn), conn);
+ snd_hda_override_conn_list(codec, 0x17, ARRAY_SIZE(conn), conn);
+ break;
+ case HDA_FIXUP_ACT_INIT:
+ /* need to toggle GPIO to enable the amp of back speakers */
+ alc_update_gpio_data(codec, 0x01, true);
+ msleep(100);
+ alc_update_gpio_data(codec, 0x01, false);
+ break;
+ }
+}
+
static void alc285_fixup_hp_spectre_x360(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
@@ -6504,6 +6553,7 @@ enum {
ALC269_FIXUP_HP_DOCK_GPIO_MIC1_LED,
ALC280_FIXUP_HP_9480M,
ALC245_FIXUP_HP_X360_AMP,
+ ALC285_FIXUP_HP_SPECTRE_X360_EB1,
ALC288_FIXUP_DELL_HEADSET_MODE,
ALC288_FIXUP_DELL1_MIC_NO_PRESENCE,
ALC288_FIXUP_DELL_XPS_13,
@@ -6616,6 +6666,7 @@ enum {
ALC285_FIXUP_THINKPAD_NO_BASS_SPK_HEADSET_JACK,
ALC287_FIXUP_HP_GPIO_LED,
ALC256_FIXUP_HP_HEADSET_MIC,
+ ALC245_FIXUP_HP_GPIO_LED,
ALC236_FIXUP_DELL_AIO_HEADSET_MIC,
ALC282_FIXUP_ACER_DISABLE_LINEOUT,
ALC255_FIXUP_ACER_LIMIT_INT_MIC_BOOST,
@@ -6633,6 +6684,7 @@ enum {
ALC287_FIXUP_YOGA7_14ITL_SPEAKERS,
ALC287_FIXUP_13S_GEN2_SPEAKERS,
ALC256_FIXUP_TONGFANG_RESET_PERSISTENT_SETTINGS,
+ ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE,
};
static const struct hda_fixup alc269_fixups[] = {
@@ -7239,6 +7291,8 @@ static const struct hda_fixup alc269_fixups[] = {
[ALC245_FIXUP_HP_X360_AMP] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc245_fixup_hp_x360_amp,
+ .chained = true,
+ .chain_id = ALC245_FIXUP_HP_GPIO_LED
},
[ALC288_FIXUP_DELL_HEADSET_MODE] = {
.type = HDA_FIXUP_FUNC,
@@ -8190,6 +8244,10 @@ static const struct hda_fixup alc269_fixups[] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc285_fixup_hp_spectre_x360,
},
+ [ALC285_FIXUP_HP_SPECTRE_X360_EB1] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc285_fixup_hp_spectre_x360_eb1
+ },
[ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc285_fixup_ideapad_s740_coef,
@@ -8328,6 +8386,19 @@ static const struct hda_fixup alc269_fixups[] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc256_fixup_tongfang_reset_persistent_settings,
},
+ [ALC245_FIXUP_HP_GPIO_LED] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc245_fixup_hp_gpio_led,
+ },
+ [ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x19, 0x03a11120 }, /* use as headset mic, without its own jack detect */
+ { }
+ },
+ .chained = true,
+ .chain_id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC,
+ },
};
static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -8364,6 +8435,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1025, 0x1308, "Acer Aspire Z24-890", ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
SND_PCI_QUIRK(0x1025, 0x132a, "Acer TravelMate B114-21", ALC233_FIXUP_ACER_HEADSET_MIC),
SND_PCI_QUIRK(0x1025, 0x1330, "Acer TravelMate X514-51T", ALC255_FIXUP_ACER_HEADSET_MIC),
+ SND_PCI_QUIRK(0x1025, 0x141f, "Acer Spin SP513-54N", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1025, 0x142b, "Acer Swift SF314-42", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1025, 0x1430, "Acer TravelMate B311R-31", ALC256_FIXUP_ACER_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1025, 0x1466, "Acer Aspire A515-56", ALC255_FIXUP_ACER_HEADPHONE_AND_MIC),
@@ -8503,6 +8575,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x8716, "HP Elite Dragonfly G2 Notebook PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x8720, "HP EliteBook x360 1040 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x8724, "HP EliteBook 850 G7", ALC285_FIXUP_HP_GPIO_LED),
+ SND_PCI_QUIRK(0x103c, 0x8728, "HP EliteBook 840 G7", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8729, "HP", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8730, "HP ProBook 445 G7", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
SND_PCI_QUIRK(0x103c, 0x8736, "HP", ALC285_FIXUP_HP_GPIO_AMP_INIT),
@@ -8513,6 +8586,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x8783, "HP ZBook Fury 15 G7 Mobile Workstation",
ALC285_FIXUP_HP_GPIO_AMP_INIT),
+ SND_PCI_QUIRK(0x103c, 0x8788, "HP OMEN 15", ALC285_FIXUP_HP_MUTE_LED),
SND_PCI_QUIRK(0x103c, 0x87c8, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x87e5, "HP ProBook 440 G8 Notebook PC", ALC236_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x87e7, "HP ProBook 450 G8 Notebook PC", ALC236_FIXUP_HP_GPIO_LED),
@@ -8524,6 +8598,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x87f7, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP),
SND_PCI_QUIRK(0x103c, 0x8805, "HP ProBook 650 G8 Notebook PC", ALC236_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x880d, "HP EliteBook 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
+ SND_PCI_QUIRK(0x103c, 0x8811, "HP Spectre x360 15-eb1xxx", ALC285_FIXUP_HP_SPECTRE_X360_EB1),
+ SND_PCI_QUIRK(0x103c, 0x8812, "HP Spectre x360 15-eb1xxx", ALC285_FIXUP_HP_SPECTRE_X360_EB1),
SND_PCI_QUIRK(0x103c, 0x8846, "HP EliteBook 850 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8847, "HP EliteBook x360 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x884b, "HP EliteBook 840 Aero G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
@@ -8560,6 +8636,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x18b1, "Asus MJ401TA", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1043, 0x18f1, "Asus FX505DT", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1043, 0x194e, "ASUS UX563FD", ALC294_FIXUP_ASUS_HPE),
+ SND_PCI_QUIRK(0x1043, 0x1970, "ASUS UX550VE", ALC289_FIXUP_ASUS_GA401),
SND_PCI_QUIRK(0x1043, 0x1982, "ASUS B1400CEPE", ALC256_FIXUP_ASUS_HPE),
SND_PCI_QUIRK(0x1043, 0x19ce, "ASUS B9450FA", ALC294_FIXUP_ASUS_HPE),
SND_PCI_QUIRK(0x1043, 0x19e1, "ASUS UX581LV", ALC295_FIXUP_ASUS_MIC_NO_PRESENCE),
@@ -8623,11 +8700,15 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1558, 0x40a1, "Clevo NL40GU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x40c1, "Clevo NL40[CZ]U", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x40d1, "Clevo NL41DU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1558, 0x5015, "Clevo NH5[58]H[HJK]Q", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1558, 0x5017, "Clevo NH7[79]H[HJK]Q", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50a3, "Clevo NJ51GU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50b3, "Clevo NK50S[BEZ]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50b6, "Clevo NK50S5", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50b8, "Clevo NK50SZ", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50d5, "Clevo NP50D5", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1558, 0x50e1, "Clevo NH5[58]HPQ", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1558, 0x50e2, "Clevo NH7[79]HPQ", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50f0, "Clevo NH50A[CDF]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50f2, "Clevo NH50E[PR]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x50f3, "Clevo NH58DPQ", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
@@ -8943,6 +9024,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
{.id = ALC245_FIXUP_HP_X360_AMP, .name = "alc245-hp-x360-amp"},
{.id = ALC295_FIXUP_HP_OMEN, .name = "alc295-hp-omen"},
{.id = ALC285_FIXUP_HP_SPECTRE_X360, .name = "alc285-hp-spectre-x360"},
+ {.id = ALC285_FIXUP_HP_SPECTRE_X360_EB1, .name = "alc285-hp-spectre-x360-eb1"},
{.id = ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP, .name = "alc287-ideapad-bass-spk-amp"},
{.id = ALC623_FIXUP_LENOVO_THINKSTATION_P340, .name = "alc623-lenovo-thinkstation-p340"},
{.id = ALC255_FIXUP_ACER_HEADPHONE_AND_MIC, .name = "alc255-acer-headphone-and-mic"},
diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index 828dc78202e8..54c1ede59b8b 100644
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -20,10 +20,9 @@
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/platform_device.h>
+#include <linux/property.h>
#include <linux/regulator/consumer.h>
#include <linux/gpio/consumer.h>
-#include <linux/of.h>
-#include <linux/of_gpio.h>
#include <linux/of_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
@@ -91,7 +90,7 @@ static const struct reg_default cs42l42_reg_defaults[] = {
{ CS42L42_ASP_RX_INT_MASK, 0x1F },
{ CS42L42_ASP_TX_INT_MASK, 0x0F },
{ CS42L42_CODEC_INT_MASK, 0x03 },
- { CS42L42_SRCPL_INT_MASK, 0xFF },
+ { CS42L42_SRCPL_INT_MASK, 0x7F },
{ CS42L42_VPMON_INT_MASK, 0x01 },
{ CS42L42_PLL_LOCK_INT_MASK, 0x01 },
{ CS42L42_TSRS_PLUG_INT_MASK, 0x0F },
@@ -128,7 +127,7 @@ static const struct reg_default cs42l42_reg_defaults[] = {
{ CS42L42_MIXER_CHA_VOL, 0x3F },
{ CS42L42_MIXER_ADC_VOL, 0x3F },
{ CS42L42_MIXER_CHB_VOL, 0x3F },
- { CS42L42_EQ_COEF_IN0, 0x22 },
+ { CS42L42_EQ_COEF_IN0, 0x00 },
{ CS42L42_EQ_COEF_IN1, 0x00 },
{ CS42L42_EQ_COEF_IN2, 0x00 },
{ CS42L42_EQ_COEF_IN3, 0x00 },
@@ -1530,12 +1529,15 @@ static void cs42l42_setup_hs_type_detect(struct cs42l42_private *cs42l42)
(1 << CS42L42_HS_CLAMP_DISABLE_SHIFT));
/* Enable the tip sense circuit */
+ regmap_update_bits(cs42l42->regmap, CS42L42_TSENSE_CTL,
+ CS42L42_TS_INV_MASK, CS42L42_TS_INV_MASK);
+
regmap_update_bits(cs42l42->regmap, CS42L42_TIPSENSE_CTL,
CS42L42_TIP_SENSE_CTRL_MASK |
CS42L42_TIP_SENSE_INV_MASK |
CS42L42_TIP_SENSE_DEBOUNCE_MASK,
(3 << CS42L42_TIP_SENSE_CTRL_SHIFT) |
- (0 << CS42L42_TIP_SENSE_INV_SHIFT) |
+ (!cs42l42->ts_inv << CS42L42_TIP_SENSE_INV_SHIFT) |
(2 << CS42L42_TIP_SENSE_DEBOUNCE_SHIFT));
/* Save the initial status of the tip sense */
@@ -1554,17 +1556,15 @@ static const unsigned int threshold_defaults[] = {
CS42L42_HS_DET_LEVEL_1
};
-static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
+static int cs42l42_handle_device_data(struct device *dev,
struct cs42l42_private *cs42l42)
{
- struct device_node *np = i2c_client->dev.of_node;
unsigned int val;
- unsigned int thresholds[CS42L42_NUM_BIASES];
+ u32 thresholds[CS42L42_NUM_BIASES];
int ret;
int i;
- ret = of_property_read_u32(np, "cirrus,ts-inv", &val);
-
+ ret = device_property_read_u32(dev, "cirrus,ts-inv", &val);
if (!ret) {
switch (val) {
case CS42L42_TS_INV_EN:
@@ -1572,7 +1572,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
cs42l42->ts_inv = val;
break;
default:
- dev_err(&i2c_client->dev,
+ dev_err(dev,
"Wrong cirrus,ts-inv DT value %d\n",
val);
cs42l42->ts_inv = CS42L42_TS_INV_DIS;
@@ -1581,12 +1581,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
cs42l42->ts_inv = CS42L42_TS_INV_DIS;
}
- regmap_update_bits(cs42l42->regmap, CS42L42_TSENSE_CTL,
- CS42L42_TS_INV_MASK,
- (cs42l42->ts_inv << CS42L42_TS_INV_SHIFT));
-
- ret = of_property_read_u32(np, "cirrus,ts-dbnc-rise", &val);
-
+ ret = device_property_read_u32(dev, "cirrus,ts-dbnc-rise", &val);
if (!ret) {
switch (val) {
case CS42L42_TS_DBNCE_0:
@@ -1600,7 +1595,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
cs42l42->ts_dbnc_rise = val;
break;
default:
- dev_err(&i2c_client->dev,
+ dev_err(dev,
"Wrong cirrus,ts-dbnc-rise DT value %d\n",
val);
cs42l42->ts_dbnc_rise = CS42L42_TS_DBNCE_1000;
@@ -1614,8 +1609,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
(cs42l42->ts_dbnc_rise <<
CS42L42_TS_RISE_DBNCE_TIME_SHIFT));
- ret = of_property_read_u32(np, "cirrus,ts-dbnc-fall", &val);
-
+ ret = device_property_read_u32(dev, "cirrus,ts-dbnc-fall", &val);
if (!ret) {
switch (val) {
case CS42L42_TS_DBNCE_0:
@@ -1629,7 +1623,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
cs42l42->ts_dbnc_fall = val;
break;
default:
- dev_err(&i2c_client->dev,
+ dev_err(dev,
"Wrong cirrus,ts-dbnc-fall DT value %d\n",
val);
cs42l42->ts_dbnc_fall = CS42L42_TS_DBNCE_0;
@@ -1643,13 +1637,12 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
(cs42l42->ts_dbnc_fall <<
CS42L42_TS_FALL_DBNCE_TIME_SHIFT));
- ret = of_property_read_u32(np, "cirrus,btn-det-init-dbnce", &val);
-
+ ret = device_property_read_u32(dev, "cirrus,btn-det-init-dbnce", &val);
if (!ret) {
if (val <= CS42L42_BTN_DET_INIT_DBNCE_MAX)
cs42l42->btn_det_init_dbnce = val;
else {
- dev_err(&i2c_client->dev,
+ dev_err(dev,
"Wrong cirrus,btn-det-init-dbnce DT value %d\n",
val);
cs42l42->btn_det_init_dbnce =
@@ -1660,14 +1653,13 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
CS42L42_BTN_DET_INIT_DBNCE_DEFAULT;
}
- ret = of_property_read_u32(np, "cirrus,btn-det-event-dbnce", &val);
-
+ ret = device_property_read_u32(dev, "cirrus,btn-det-event-dbnce", &val);
if (!ret) {
if (val <= CS42L42_BTN_DET_EVENT_DBNCE_MAX)
cs42l42->btn_det_event_dbnce = val;
else {
- dev_err(&i2c_client->dev,
- "Wrong cirrus,btn-det-event-dbnce DT value %d\n", val);
+ dev_err(dev,
+ "Wrong cirrus,btn-det-event-dbnce DT value %d\n", val);
cs42l42->btn_det_event_dbnce =
CS42L42_BTN_DET_EVENT_DBNCE_DEFAULT;
}
@@ -1676,19 +1668,17 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
CS42L42_BTN_DET_EVENT_DBNCE_DEFAULT;
}
- ret = of_property_read_u32_array(np, "cirrus,bias-lvls",
- (u32 *)thresholds, CS42L42_NUM_BIASES);
-
+ ret = device_property_read_u32_array(dev, "cirrus,bias-lvls",
+ thresholds, ARRAY_SIZE(thresholds));
if (!ret) {
for (i = 0; i < CS42L42_NUM_BIASES; i++) {
if (thresholds[i] <= CS42L42_HS_DET_LEVEL_MAX)
cs42l42->bias_thresholds[i] = thresholds[i];
else {
- dev_err(&i2c_client->dev,
- "Wrong cirrus,bias-lvls[%d] DT value %d\n", i,
+ dev_err(dev,
+ "Wrong cirrus,bias-lvls[%d] DT value %d\n", i,
thresholds[i]);
- cs42l42->bias_thresholds[i] =
- threshold_defaults[i];
+ cs42l42->bias_thresholds[i] = threshold_defaults[i];
}
}
} else {
@@ -1696,8 +1686,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
cs42l42->bias_thresholds[i] = threshold_defaults[i];
}
- ret = of_property_read_u32(np, "cirrus,hs-bias-ramp-rate", &val);
-
+ ret = device_property_read_u32(dev, "cirrus,hs-bias-ramp-rate", &val);
if (!ret) {
switch (val) {
case CS42L42_HSBIAS_RAMP_FAST_RISE_SLOW_FALL:
@@ -1717,7 +1706,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
cs42l42->hs_bias_ramp_time = CS42L42_HSBIAS_RAMP_TIME3;
break;
default:
- dev_err(&i2c_client->dev,
+ dev_err(dev,
"Wrong cirrus,hs-bias-ramp-rate DT value %d\n",
val);
cs42l42->hs_bias_ramp_rate = CS42L42_HSBIAS_RAMP_SLOW;
@@ -1781,8 +1770,10 @@ static int cs42l42_i2c_probe(struct i2c_client *i2c_client,
/* Reset the Device */
cs42l42->reset_gpio = devm_gpiod_get_optional(&i2c_client->dev,
"reset", GPIOD_OUT_LOW);
- if (IS_ERR(cs42l42->reset_gpio))
- return PTR_ERR(cs42l42->reset_gpio);
+ if (IS_ERR(cs42l42->reset_gpio)) {
+ ret = PTR_ERR(cs42l42->reset_gpio);
+ goto err_disable;
+ }
if (cs42l42->reset_gpio) {
dev_dbg(&i2c_client->dev, "Found reset GPIO\n");
@@ -1796,8 +1787,9 @@ static int cs42l42_i2c_probe(struct i2c_client *i2c_client,
NULL, cs42l42_irq_thread,
IRQF_ONESHOT | IRQF_TRIGGER_LOW,
"cs42l42", cs42l42);
-
- if (ret != 0)
+ if (ret == -EPROBE_DEFER)
+ goto err_disable;
+ else if (ret != 0)
dev_err(&i2c_client->dev,
"Failed to request IRQ: %d\n", ret);
@@ -1816,13 +1808,13 @@ static int cs42l42_i2c_probe(struct i2c_client *i2c_client,
dev_err(&i2c_client->dev,
"CS42L42 Device ID (%X). Expected %X\n",
devid, CS42L42_CHIP_ID);
- return ret;
+ goto err_disable;
}
ret = regmap_read(cs42l42->regmap, CS42L42_REVID, ®);
if (ret < 0) {
dev_err(&i2c_client->dev, "Get Revision ID failed\n");
- return ret;
+ goto err_disable;
}
dev_info(&i2c_client->dev,
@@ -1845,11 +1837,9 @@ static int cs42l42_i2c_probe(struct i2c_client *i2c_client,
(1 << CS42L42_ADC_PDN_SHIFT) |
(0 << CS42L42_PDN_ALL_SHIFT));
- if (i2c_client->dev.of_node) {
- ret = cs42l42_handle_device_data(i2c_client, cs42l42);
- if (ret != 0)
- return ret;
- }
+ ret = cs42l42_handle_device_data(&i2c_client->dev, cs42l42);
+ if (ret != 0)
+ goto err_disable;
/* Setup headset detection */
cs42l42_setup_hs_type_detect(cs42l42);
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index e677422c1058..133296596864 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -2454,6 +2454,7 @@ int snd_soc_component_initialize(struct snd_soc_component *component,
INIT_LIST_HEAD(&component->dai_list);
INIT_LIST_HEAD(&component->dobj_list);
INIT_LIST_HEAD(&component->card_list);
+ INIT_LIST_HEAD(&component->list);
mutex_init(&component->io_mutex);
component->name = fmt_single_name(dev, &component->id);
diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c
index 69313fbdb636..b6327c30c2b5 100644
--- a/sound/soc/sof/topology.c
+++ b/sound/soc/sof/topology.c
@@ -2590,6 +2590,15 @@ static int sof_widget_unload(struct snd_soc_component *scomp,
/* power down the pipeline schedule core */
pipeline = swidget->private;
+
+ /*
+ * Runtime PM should still function normally if topology loading fails and
+ * it's components are unloaded. Do not power down the primary core so that the
+ * CTX_SAVE IPC can succeed during runtime suspend.
+ */
+ if (pipeline->core == SOF_DSP_PRIMARY_CORE)
+ break;
+
ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core);
if (ret < 0)
dev_err(scomp->dev, "error: powering down pipeline schedule core %d\n",
diff --git a/sound/synth/emux/emux.c b/sound/synth/emux/emux.c
index f65e6c7b139f..6695530bba9b 100644
--- a/sound/synth/emux/emux.c
+++ b/sound/synth/emux/emux.c
@@ -88,7 +88,7 @@ int snd_emux_register(struct snd_emux *emu, struct snd_card *card, int index, ch
emu->name = kstrdup(name, GFP_KERNEL);
emu->voices = kcalloc(emu->max_voices, sizeof(struct snd_emux_voice),
GFP_KERNEL);
- if (emu->voices == NULL)
+ if (emu->name == NULL || emu->voices == NULL)
return -ENOMEM;
/* create soundfont list */
diff --git a/sound/usb/6fire/comm.c b/sound/usb/6fire/comm.c
index 43a2a62d66f7..49629d4bb327 100644
--- a/sound/usb/6fire/comm.c
+++ b/sound/usb/6fire/comm.c
@@ -95,7 +95,7 @@ static int usb6fire_comm_send_buffer(u8 *buffer, struct usb_device *dev)
int actual_len;
ret = usb_interrupt_msg(dev, usb_sndintpipe(dev, COMM_EP),
- buffer, buffer[1] + 2, &actual_len, HZ);
+ buffer, buffer[1] + 2, &actual_len, 1000);
if (ret < 0)
return ret;
else if (actual_len != buffer[1] + 2)
diff --git a/sound/usb/6fire/firmware.c b/sound/usb/6fire/firmware.c
index 8981e61f2da4..c51abc54d2f8 100644
--- a/sound/usb/6fire/firmware.c
+++ b/sound/usb/6fire/firmware.c
@@ -160,7 +160,7 @@ static int usb6fire_fw_ezusb_write(struct usb_device *device,
{
return usb_control_msg_send(device, 0, type,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- value, 0, data, len, HZ, GFP_KERNEL);
+ value, 0, data, len, 1000, GFP_KERNEL);
}
static int usb6fire_fw_ezusb_read(struct usb_device *device,
@@ -168,7 +168,7 @@ static int usb6fire_fw_ezusb_read(struct usb_device *device,
{
return usb_control_msg_recv(device, 0, type,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- value, 0, data, len, HZ, GFP_KERNEL);
+ value, 0, data, len, 1000, GFP_KERNEL);
}
static int usb6fire_fw_fpga_write(struct usb_device *device,
@@ -178,7 +178,7 @@ static int usb6fire_fw_fpga_write(struct usb_device *device,
int ret;
ret = usb_bulk_msg(device, usb_sndbulkpipe(device, FPGA_EP), data, len,
- &actual_len, HZ);
+ &actual_len, 1000);
if (ret < 0)
return ret;
else if (actual_len != len)
diff --git a/sound/usb/format.c b/sound/usb/format.c
index 5c5b76c61148..4693384db069 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -410,6 +410,7 @@ static int line6_parse_audio_format_rates_quirk(struct snd_usb_audio *chip,
case USB_ID(0x0e41, 0x4242): /* Line6 Helix Rack */
case USB_ID(0x0e41, 0x4244): /* Line6 Helix LT */
case USB_ID(0x0e41, 0x4246): /* Line6 HX-Stomp */
+ case USB_ID(0x0e41, 0x4253): /* Line6 HX-Stomp XL */
case USB_ID(0x0e41, 0x4247): /* Line6 Pod Go */
case USB_ID(0x0e41, 0x4248): /* Line6 Helix >= fw 2.82 */
case USB_ID(0x0e41, 0x4249): /* Line6 Helix Rack >= fw 2.82 */
diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
index 9602929b7de9..59faa5a9a714 100644
--- a/sound/usb/line6/driver.c
+++ b/sound/usb/line6/driver.c
@@ -113,12 +113,12 @@ int line6_send_raw_message(struct usb_line6 *line6, const char *buffer,
retval = usb_interrupt_msg(line6->usbdev,
usb_sndintpipe(line6->usbdev, properties->ep_ctrl_w),
(char *)frag_buf, frag_size,
- &partial, LINE6_TIMEOUT * HZ);
+ &partial, LINE6_TIMEOUT);
} else {
retval = usb_bulk_msg(line6->usbdev,
usb_sndbulkpipe(line6->usbdev, properties->ep_ctrl_w),
(char *)frag_buf, frag_size,
- &partial, LINE6_TIMEOUT * HZ);
+ &partial, LINE6_TIMEOUT);
}
if (retval) {
@@ -347,7 +347,7 @@ int line6_read_data(struct usb_line6 *line6, unsigned address, void *data,
ret = usb_control_msg_send(usbdev, 0, 0x67,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
(datalen << 8) | 0x21, address, NULL, 0,
- LINE6_TIMEOUT * HZ, GFP_KERNEL);
+ LINE6_TIMEOUT, GFP_KERNEL);
if (ret) {
dev_err(line6->ifcdev, "read request failed (error %d)\n", ret);
goto exit;
@@ -360,7 +360,7 @@ int line6_read_data(struct usb_line6 *line6, unsigned address, void *data,
ret = usb_control_msg_recv(usbdev, 0, 0x67,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
0x0012, 0x0000, &len, 1,
- LINE6_TIMEOUT * HZ, GFP_KERNEL);
+ LINE6_TIMEOUT, GFP_KERNEL);
if (ret) {
dev_err(line6->ifcdev,
"receive length failed (error %d)\n", ret);
@@ -387,7 +387,7 @@ int line6_read_data(struct usb_line6 *line6, unsigned address, void *data,
/* receive the result: */
ret = usb_control_msg_recv(usbdev, 0, 0x67,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x0013, 0x0000, data, datalen, LINE6_TIMEOUT * HZ,
+ 0x0013, 0x0000, data, datalen, LINE6_TIMEOUT,
GFP_KERNEL);
if (ret)
dev_err(line6->ifcdev, "read failed (error %d)\n", ret);
@@ -417,7 +417,7 @@ int line6_write_data(struct usb_line6 *line6, unsigned address, void *data,
ret = usb_control_msg_send(usbdev, 0, 0x67,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
- 0x0022, address, data, datalen, LINE6_TIMEOUT * HZ,
+ 0x0022, address, data, datalen, LINE6_TIMEOUT,
GFP_KERNEL);
if (ret) {
dev_err(line6->ifcdev,
@@ -430,7 +430,7 @@ int line6_write_data(struct usb_line6 *line6, unsigned address, void *data,
ret = usb_control_msg_recv(usbdev, 0, 0x67,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x0012, 0x0000, status, 1, LINE6_TIMEOUT * HZ,
+ 0x0012, 0x0000, status, 1, LINE6_TIMEOUT,
GFP_KERNEL);
if (ret) {
dev_err(line6->ifcdev,
diff --git a/sound/usb/line6/driver.h b/sound/usb/line6/driver.h
index 71d3da1db8c8..ecf3a2b39c7e 100644
--- a/sound/usb/line6/driver.h
+++ b/sound/usb/line6/driver.h
@@ -27,7 +27,7 @@
#define LINE6_FALLBACK_INTERVAL 10
#define LINE6_FALLBACK_MAXPACKETSIZE 16
-#define LINE6_TIMEOUT 1
+#define LINE6_TIMEOUT 1000
#define LINE6_BUFSIZE_LISTEN 64
#define LINE6_MIDI_MESSAGE_MAXLEN 256
diff --git a/sound/usb/line6/podhd.c b/sound/usb/line6/podhd.c
index 28794a35949d..b24bc82f89e3 100644
--- a/sound/usb/line6/podhd.c
+++ b/sound/usb/line6/podhd.c
@@ -190,7 +190,7 @@ static int podhd_dev_start(struct usb_line6_podhd *pod)
ret = usb_control_msg_send(usbdev, 0,
0x67, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
0x11, 0,
- NULL, 0, LINE6_TIMEOUT * HZ, GFP_KERNEL);
+ NULL, 0, LINE6_TIMEOUT, GFP_KERNEL);
if (ret) {
dev_err(pod->line6.ifcdev, "read request failed (error %d)\n", ret);
goto exit;
@@ -200,7 +200,7 @@ static int podhd_dev_start(struct usb_line6_podhd *pod)
ret = usb_control_msg_recv(usbdev, 0, 0x67,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
0x11, 0x0,
- init_bytes, 3, LINE6_TIMEOUT * HZ, GFP_KERNEL);
+ init_bytes, 3, LINE6_TIMEOUT, GFP_KERNEL);
if (ret) {
dev_err(pod->line6.ifcdev,
"receive length failed (error %d)\n", ret);
@@ -220,7 +220,7 @@ static int podhd_dev_start(struct usb_line6_podhd *pod)
USB_REQ_SET_FEATURE,
USB_TYPE_STANDARD | USB_RECIP_DEVICE | USB_DIR_OUT,
1, 0,
- NULL, 0, LINE6_TIMEOUT * HZ, GFP_KERNEL);
+ NULL, 0, LINE6_TIMEOUT, GFP_KERNEL);
exit:
return ret;
}
diff --git a/sound/usb/line6/toneport.c b/sound/usb/line6/toneport.c
index 4e5693c97aa4..e33df58740a9 100644
--- a/sound/usb/line6/toneport.c
+++ b/sound/usb/line6/toneport.c
@@ -128,7 +128,7 @@ static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2)
ret = usb_control_msg_send(usbdev, 0, 0x67,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
- cmd1, cmd2, NULL, 0, LINE6_TIMEOUT * HZ,
+ cmd1, cmd2, NULL, 0, LINE6_TIMEOUT,
GFP_KERNEL);
if (ret) {
diff --git a/sound/usb/misc/ua101.c b/sound/usb/misc/ua101.c
index 6b30155964ec..5dd1cbe29d12 100644
--- a/sound/usb/misc/ua101.c
+++ b/sound/usb/misc/ua101.c
@@ -1001,7 +1001,7 @@ static int detect_usb_format(struct ua101 *ua)
fmt_playback->bSubframeSize * ua->playback.channels;
epd = &ua->intf[INTF_CAPTURE]->altsetting[1].endpoint[0].desc;
- if (!usb_endpoint_is_isoc_in(epd)) {
+ if (!usb_endpoint_is_isoc_in(epd) || usb_endpoint_maxp(epd) == 0) {
dev_err(&ua->dev->dev, "invalid capture endpoint\n");
return -ENXIO;
}
@@ -1009,7 +1009,7 @@ static int detect_usb_format(struct ua101 *ua)
ua->capture.max_packet_bytes = usb_endpoint_maxp(epd);
epd = &ua->intf[INTF_PLAYBACK]->altsetting[1].endpoint[0].desc;
- if (!usb_endpoint_is_isoc_out(epd)) {
+ if (!usb_endpoint_is_isoc_out(epd) || usb_endpoint_maxp(epd) == 0) {
dev_err(&ua->dev->dev, "invalid playback endpoint\n");
return -ENXIO;
}
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index a45b27a2ed4e..75d4d317b34b 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1897,6 +1897,7 @@ static const struct registration_quirk registration_quirks[] = {
REG_QUIRK_ENTRY(0x0951, 0x16ea, 2), /* Kingston HyperX Cloud Flight S */
REG_QUIRK_ENTRY(0x0ecb, 0x1f46, 2), /* JBL Quantum 600 */
REG_QUIRK_ENTRY(0x0ecb, 0x1f47, 2), /* JBL Quantum 800 */
+ REG_QUIRK_ENTRY(0x0ecb, 0x1f4c, 2), /* JBL Quantum 400 */
REG_QUIRK_ENTRY(0x0ecb, 0x2039, 2), /* JBL Quantum 400 */
REG_QUIRK_ENTRY(0x0ecb, 0x203c, 2), /* JBL Quantum 600 */
REG_QUIRK_ENTRY(0x0ecb, 0x203e, 2), /* JBL Quantum 800 */
diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
index 14237ffb90ba..592536904dde 100644
--- a/tools/bpf/bpftool/prog.c
+++ b/tools/bpf/bpftool/prog.c
@@ -304,18 +304,12 @@ static void show_prog_metadata(int fd, __u32 num_maps)
if (printed_header)
jsonw_end_object(json_wtr);
} else {
- json_writer_t *btf_wtr = jsonw_new(stdout);
+ json_writer_t *btf_wtr;
struct btf_dumper d = {
.btf = btf,
- .jw = btf_wtr,
.is_plain_text = true,
};
- if (!btf_wtr) {
- p_err("jsonw alloc failed");
- goto out_free;
- }
-
for (i = 0; i < vlen; i++, vsi++) {
t_var = btf__type_by_id(btf, vsi->type);
name = btf__name_by_offset(btf, t_var->name_off);
@@ -325,6 +319,14 @@ static void show_prog_metadata(int fd, __u32 num_maps)
if (!printed_header) {
printf("\tmetadata:");
+
+ btf_wtr = jsonw_new(stdout);
+ if (!btf_wtr) {
+ p_err("jsonw alloc failed");
+ goto out_free;
+ }
+ d.jw = btf_wtr,
+
printed_header = true;
}
diff --git a/tools/lib/bpf/bpf_core_read.h b/tools/lib/bpf/bpf_core_read.h
index 4538ed762a20..f05cfc082915 100644
--- a/tools/lib/bpf/bpf_core_read.h
+++ b/tools/lib/bpf/bpf_core_read.h
@@ -40,7 +40,7 @@ enum bpf_enum_value_kind {
#define __CORE_RELO(src, field, info) \
__builtin_preserve_field_info((src)->field, BPF_FIELD_##info)
-#if __BYTE_ORDER == __LITTLE_ENDIAN
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define __CORE_BITFIELD_PROBE_READ(dst, src, fld) \
bpf_probe_read_kernel( \
(void *)dst, \
diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c
index 231b07203e3d..e6f644cdc9f1 100644
--- a/tools/lib/bpf/btf.c
+++ b/tools/lib/bpf/btf.c
@@ -205,32 +205,29 @@ static int btf_parse_hdr(struct btf *btf)
}
btf_bswap_hdr(hdr);
} else if (hdr->magic != BTF_MAGIC) {
- pr_debug("Invalid BTF magic:%x\n", hdr->magic);
+ pr_debug("Invalid BTF magic: %x\n", hdr->magic);
return -EINVAL;
}
- meta_left = btf->raw_size - sizeof(*hdr);
- if (!meta_left) {
- pr_debug("BTF has no data\n");
+ if (btf->raw_size < hdr->hdr_len) {
+ pr_debug("BTF header len %u larger than data size %u\n",
+ hdr->hdr_len, btf->raw_size);
return -EINVAL;
}
- if (meta_left < hdr->type_off) {
- pr_debug("Invalid BTF type section offset:%u\n", hdr->type_off);
+ meta_left = btf->raw_size - hdr->hdr_len;
+ if (meta_left < (long long)hdr->str_off + hdr->str_len) {
+ pr_debug("Invalid BTF total size: %u\n", btf->raw_size);
return -EINVAL;
}
- if (meta_left < hdr->str_off) {
- pr_debug("Invalid BTF string section offset:%u\n", hdr->str_off);
+ if ((long long)hdr->type_off + hdr->type_len > hdr->str_off) {
+ pr_debug("Invalid BTF data sections layout: type data at %u + %u, strings data at %u + %u\n",
+ hdr->type_off, hdr->type_len, hdr->str_off, hdr->str_len);
return -EINVAL;
}
- if (hdr->type_off >= hdr->str_off) {
- pr_debug("BTF type section offset >= string section offset. No type?\n");
- return -EINVAL;
- }
-
- if (hdr->type_off & 0x02) {
+ if (hdr->type_off % 4) {
pr_debug("BTF type section is not aligned to 4 bytes\n");
return -EINVAL;
}
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 5c83f73ad668..8932f41c387f 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -156,6 +156,8 @@ static bool __dead_end_function(struct objtool_file *file, struct symbol *func,
"machine_real_restart",
"rewind_stack_do_exit",
"kunit_try_catch_throw",
+ "xen_start_kernel",
+ "cpu_bringup_and_idle",
};
if (!func)
@@ -952,6 +954,11 @@ static int add_call_destinations(struct objtool_file *file)
} else
insn->call_dest = reloc->sym;
+ if (insn->call_dest && insn->call_dest->static_call_tramp) {
+ list_add_tail(&insn->static_call_node,
+ &file->static_call_list);
+ }
+
/*
* Many compilers cannot disable KCOV with a function attribute
* so they need a little help, NOP out any KCOV calls from noinstr
@@ -1666,6 +1673,9 @@ static int decode_sections(struct objtool_file *file)
if (ret)
return ret;
+ /*
+ * Must be before add_{jump_call}_destination.
+ */
ret = read_static_call_tramps(file);
if (ret)
return ret;
@@ -1678,6 +1688,10 @@ static int decode_sections(struct objtool_file *file)
if (ret)
return ret;
+ /*
+ * Must be before add_call_destination(); it changes INSN_CALL to
+ * INSN_JUMP.
+ */
ret = read_intra_function_calls(file);
if (ret)
return ret;
@@ -2532,11 +2546,6 @@ static int validate_branch(struct objtool_file *file, struct symbol *func,
if (dead_end_function(file, insn->call_dest))
return 0;
- if (insn->type == INSN_CALL && insn->call_dest->static_call_tramp) {
- list_add_tail(&insn->static_call_node,
- &file->static_call_list);
- }
-
break;
case INSN_JUMP_CONDITIONAL:
diff --git a/tools/perf/util/bpf-event.c b/tools/perf/util/bpf-event.c
index 3742511a08d1..c8101575dbf4 100644
--- a/tools/perf/util/bpf-event.c
+++ b/tools/perf/util/bpf-event.c
@@ -557,7 +557,7 @@ void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
synthesize_bpf_prog_name(name, KSYM_NAME_LEN, info, btf, 0);
fprintf(fp, "# bpf_prog_info %u: %s addr 0x%llx size %u\n",
info->id, name, prog_addrs[0], prog_lens[0]);
- return;
+ goto out;
}
fprintf(fp, "# bpf_prog_info %u:\n", info->id);
@@ -567,4 +567,6 @@ void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
fprintf(fp, "# \tsub_prog %u: %s addr 0x%llx size %u\n",
i, name, prog_addrs[i], prog_lens[i]);
}
+out:
+ btf__free(btf);
}
diff --git a/tools/testing/selftests/bpf/prog_tests/perf_buffer.c b/tools/testing/selftests/bpf/prog_tests/perf_buffer.c
index ca9f0895ec84..8d75475408f5 100644
--- a/tools/testing/selftests/bpf/prog_tests/perf_buffer.c
+++ b/tools/testing/selftests/bpf/prog_tests/perf_buffer.c
@@ -107,8 +107,8 @@ void test_perf_buffer(void)
"expect %d, seen %d\n", nr_on_cpus, CPU_COUNT(&cpu_seen)))
goto out_free_pb;
- if (CHECK(perf_buffer__buffer_cnt(pb) != nr_cpus, "buf_cnt",
- "got %zu, expected %d\n", perf_buffer__buffer_cnt(pb), nr_cpus))
+ if (CHECK(perf_buffer__buffer_cnt(pb) != nr_on_cpus, "buf_cnt",
+ "got %zu, expected %d\n", perf_buffer__buffer_cnt(pb), nr_on_cpus))
goto out_close;
for (i = 0; i < nr_cpus; i++) {
diff --git a/tools/testing/selftests/bpf/prog_tests/sk_lookup.c b/tools/testing/selftests/bpf/prog_tests/sk_lookup.c
index 9ff0412e1fd3..b4c9f4a96ae4 100644
--- a/tools/testing/selftests/bpf/prog_tests/sk_lookup.c
+++ b/tools/testing/selftests/bpf/prog_tests/sk_lookup.c
@@ -241,6 +241,48 @@ static int make_client(int sotype, const char *ip, int port)
return -1;
}
+static __u64 socket_cookie(int fd)
+{
+ __u64 cookie;
+ socklen_t cookie_len = sizeof(cookie);
+
+ if (CHECK(getsockopt(fd, SOL_SOCKET, SO_COOKIE, &cookie, &cookie_len) < 0,
+ "getsockopt(SO_COOKIE)", "%s\n", strerror(errno)))
+ return 0;
+ return cookie;
+}
+
+static int fill_sk_lookup_ctx(struct bpf_sk_lookup *ctx, const char *local_ip, __u16 local_port,
+ const char *remote_ip, __u16 remote_port)
+{
+ void *local, *remote;
+ int err;
+
+ memset(ctx, 0, sizeof(*ctx));
+ ctx->local_port = local_port;
+ ctx->remote_port = htons(remote_port);
+
+ if (is_ipv6(local_ip)) {
+ ctx->family = AF_INET6;
+ local = &ctx->local_ip6[0];
+ remote = &ctx->remote_ip6[0];
+ } else {
+ ctx->family = AF_INET;
+ local = &ctx->local_ip4;
+ remote = &ctx->remote_ip4;
+ }
+
+ err = inet_pton(ctx->family, local_ip, local);
+ if (CHECK(err != 1, "inet_pton", "local_ip failed\n"))
+ return 1;
+
+ err = inet_pton(ctx->family, remote_ip, remote);
+ if (CHECK(err != 1, "inet_pton", "remote_ip failed\n"))
+ return 1;
+
+ return 0;
+}
+
static int send_byte(int fd)
{
ssize_t n;
@@ -556,7 +598,7 @@ static void query_lookup_prog(struct test_sk_lookup *skel)
static void run_lookup_prog(const struct test *t)
{
- int server_fds[MAX_SERVERS] = { -1 };
+ int server_fds[] = { [0 ... MAX_SERVERS - 1] = -1 };
int client_fd, reuse_conn_fd = -1;
struct bpf_link *lookup_link;
int i, err;
@@ -1009,18 +1051,27 @@ static void test_drop_on_reuseport(struct test_sk_lookup *skel)
static void run_sk_assign(struct test_sk_lookup *skel,
struct bpf_program *lookup_prog,
- const char *listen_ip, const char *connect_ip)
+ const char *remote_ip, const char *local_ip)
{
- int client_fd, peer_fd, server_fds[MAX_SERVERS] = { -1 };
- struct bpf_link *lookup_link;
+ int server_fds[] = { [0 ... MAX_SERVERS - 1] = -1 };
+ struct bpf_sk_lookup ctx;
+ __u64 server_cookie;
int i, err;
- lookup_link = attach_lookup_prog(lookup_prog);
- if (!lookup_link)
+ DECLARE_LIBBPF_OPTS(bpf_test_run_opts, opts,
+ .ctx_in = &ctx,
+ .ctx_size_in = sizeof(ctx),
+ .ctx_out = &ctx,
+ .ctx_size_out = sizeof(ctx),
+ );
+
+ if (fill_sk_lookup_ctx(&ctx, local_ip, EXT_PORT, remote_ip, INT_PORT))
return;
+ ctx.protocol = IPPROTO_TCP;
+
for (i = 0; i < ARRAY_SIZE(server_fds); i++) {
- server_fds[i] = make_server(SOCK_STREAM, listen_ip, 0, NULL);
+ server_fds[i] = make_server(SOCK_STREAM, local_ip, 0, NULL);
if (server_fds[i] < 0)
goto close_servers;
@@ -1030,23 +1081,25 @@ static void run_sk_assign(struct test_sk_lookup *skel,
goto close_servers;
}
- client_fd = make_client(SOCK_STREAM, connect_ip, EXT_PORT);
- if (client_fd < 0)
+ server_cookie = socket_cookie(server_fds[SERVER_B]);
+ if (!server_cookie)
+ return;
+
+ err = bpf_prog_test_run_opts(bpf_program__fd(lookup_prog), &opts);
+ if (CHECK(err, "test_run", "failed with error %d\n", errno))
+ goto close_servers;
+
+ if (CHECK(ctx.cookie == 0, "ctx.cookie", "no socket selected\n"))
goto close_servers;
- peer_fd = accept(server_fds[SERVER_B], NULL, NULL);
- if (CHECK(peer_fd < 0, "accept", "failed\n"))
- goto close_client;
+ CHECK(ctx.cookie != server_cookie, "ctx.cookie",
+ "selected sk %llu instead of %llu\n", ctx.cookie, server_cookie);
- close(peer_fd);
-close_client:
- close(client_fd);
close_servers:
for (i = 0; i < ARRAY_SIZE(server_fds); i++) {
if (server_fds[i] != -1)
close(server_fds[i]);
}
- bpf_link__destroy(lookup_link);
}
static void run_sk_assign_v4(struct test_sk_lookup *skel,
diff --git a/tools/testing/selftests/bpf/progs/strobemeta.h b/tools/testing/selftests/bpf/progs/strobemeta.h
index 7de534f38c3f..60c93aee2f4a 100644
--- a/tools/testing/selftests/bpf/progs/strobemeta.h
+++ b/tools/testing/selftests/bpf/progs/strobemeta.h
@@ -358,7 +358,7 @@ static __always_inline uint64_t read_str_var(struct strobemeta_cfg *cfg,
void *payload)
{
void *location;
- uint32_t len;
+ uint64_t len;
data->str_lens[idx] = 0;
location = calc_location(&cfg->str_locs[idx], tls_base);
@@ -390,7 +390,7 @@ static __always_inline void *read_map_var(struct strobemeta_cfg *cfg,
struct strobe_map_descr* descr = &data->map_descrs[idx];
struct strobe_map_raw map;
void *location;
- uint32_t len;
+ uint64_t len;
int i;
descr->tag_len = 0; /* presume no tag is set */
diff --git a/tools/testing/selftests/bpf/progs/test_sk_lookup.c b/tools/testing/selftests/bpf/progs/test_sk_lookup.c
index 1032b292af5b..ac6f7f205e25 100644
--- a/tools/testing/selftests/bpf/progs/test_sk_lookup.c
+++ b/tools/testing/selftests/bpf/progs/test_sk_lookup.c
@@ -64,6 +64,10 @@ static const int PROG_DONE = 1;
static const __u32 KEY_SERVER_A = SERVER_A;
static const __u32 KEY_SERVER_B = SERVER_B;
+static const __u16 SRC_PORT = bpf_htons(8008);
+static const __u32 SRC_IP4 = IP4(127, 0, 0, 2);
+static const __u32 SRC_IP6[] = IP6(0xfd000000, 0x0, 0x0, 0x00000002);
+
static const __u16 DST_PORT = 7007; /* Host byte order */
static const __u32 DST_IP4 = IP4(127, 0, 0, 1);
static const __u32 DST_IP6[] = IP6(0xfd000000, 0x0, 0x0, 0x00000001);
@@ -398,11 +402,12 @@ int ctx_narrow_access(struct bpf_sk_lookup *ctx)
if (LSW(ctx->protocol, 0) != IPPROTO_TCP)
return SK_DROP;
- /* Narrow loads from remote_port field. Expect non-0 value. */
- if (LSB(ctx->remote_port, 0) == 0 && LSB(ctx->remote_port, 1) == 0 &&
- LSB(ctx->remote_port, 2) == 0 && LSB(ctx->remote_port, 3) == 0)
+ /* Narrow loads from remote_port field. Expect SRC_PORT. */
+ if (LSB(ctx->remote_port, 0) != ((SRC_PORT >> 0) & 0xff) ||
+ LSB(ctx->remote_port, 1) != ((SRC_PORT >> 8) & 0xff) ||
+ LSB(ctx->remote_port, 2) != 0 || LSB(ctx->remote_port, 3) != 0)
return SK_DROP;
- if (LSW(ctx->remote_port, 0) == 0)
+ if (LSW(ctx->remote_port, 0) != SRC_PORT)
return SK_DROP;
/* Narrow loads from local_port field. Expect DST_PORT. */
@@ -415,11 +420,14 @@ int ctx_narrow_access(struct bpf_sk_lookup *ctx)
/* Narrow loads from IPv4 fields */
if (v4) {
- /* Expect non-0.0.0.0 in remote_ip4 */
- if (LSB(ctx->remote_ip4, 0) == 0 && LSB(ctx->remote_ip4, 1) == 0 &&
- LSB(ctx->remote_ip4, 2) == 0 && LSB(ctx->remote_ip4, 3) == 0)
+ /* Expect SRC_IP4 in remote_ip4 */
+ if (LSB(ctx->remote_ip4, 0) != ((SRC_IP4 >> 0) & 0xff) ||
+ LSB(ctx->remote_ip4, 1) != ((SRC_IP4 >> 8) & 0xff) ||
+ LSB(ctx->remote_ip4, 2) != ((SRC_IP4 >> 16) & 0xff) ||
+ LSB(ctx->remote_ip4, 3) != ((SRC_IP4 >> 24) & 0xff))
return SK_DROP;
- if (LSW(ctx->remote_ip4, 0) == 0 && LSW(ctx->remote_ip4, 1) == 0)
+ if (LSW(ctx->remote_ip4, 0) != ((SRC_IP4 >> 0) & 0xffff) ||
+ LSW(ctx->remote_ip4, 1) != ((SRC_IP4 >> 16) & 0xffff))
return SK_DROP;
/* Expect DST_IP4 in local_ip4 */
@@ -448,20 +456,32 @@ int ctx_narrow_access(struct bpf_sk_lookup *ctx)
/* Narrow loads from IPv6 fields */
if (!v4) {
- /* Expect non-:: IP in remote_ip6 */
- if (LSB(ctx->remote_ip6[0], 0) == 0 && LSB(ctx->remote_ip6[0], 1) == 0 &&
- LSB(ctx->remote_ip6[0], 2) == 0 && LSB(ctx->remote_ip6[0], 3) == 0 &&
- LSB(ctx->remote_ip6[1], 0) == 0 && LSB(ctx->remote_ip6[1], 1) == 0 &&
- LSB(ctx->remote_ip6[1], 2) == 0 && LSB(ctx->remote_ip6[1], 3) == 0 &&
- LSB(ctx->remote_ip6[2], 0) == 0 && LSB(ctx->remote_ip6[2], 1) == 0 &&
- LSB(ctx->remote_ip6[2], 2) == 0 && LSB(ctx->remote_ip6[2], 3) == 0 &&
- LSB(ctx->remote_ip6[3], 0) == 0 && LSB(ctx->remote_ip6[3], 1) == 0 &&
- LSB(ctx->remote_ip6[3], 2) == 0 && LSB(ctx->remote_ip6[3], 3) == 0)
+ /* Expect SRC_IP6 in remote_ip6 */
+ if (LSB(ctx->remote_ip6[0], 0) != ((SRC_IP6[0] >> 0) & 0xff) ||
+ LSB(ctx->remote_ip6[0], 1) != ((SRC_IP6[0] >> 8) & 0xff) ||
+ LSB(ctx->remote_ip6[0], 2) != ((SRC_IP6[0] >> 16) & 0xff) ||
+ LSB(ctx->remote_ip6[0], 3) != ((SRC_IP6[0] >> 24) & 0xff) ||
+ LSB(ctx->remote_ip6[1], 0) != ((SRC_IP6[1] >> 0) & 0xff) ||
+ LSB(ctx->remote_ip6[1], 1) != ((SRC_IP6[1] >> 8) & 0xff) ||
+ LSB(ctx->remote_ip6[1], 2) != ((SRC_IP6[1] >> 16) & 0xff) ||
+ LSB(ctx->remote_ip6[1], 3) != ((SRC_IP6[1] >> 24) & 0xff) ||
+ LSB(ctx->remote_ip6[2], 0) != ((SRC_IP6[2] >> 0) & 0xff) ||
+ LSB(ctx->remote_ip6[2], 1) != ((SRC_IP6[2] >> 8) & 0xff) ||
+ LSB(ctx->remote_ip6[2], 2) != ((SRC_IP6[2] >> 16) & 0xff) ||
+ LSB(ctx->remote_ip6[2], 3) != ((SRC_IP6[2] >> 24) & 0xff) ||
+ LSB(ctx->remote_ip6[3], 0) != ((SRC_IP6[3] >> 0) & 0xff) ||
+ LSB(ctx->remote_ip6[3], 1) != ((SRC_IP6[3] >> 8) & 0xff) ||
+ LSB(ctx->remote_ip6[3], 2) != ((SRC_IP6[3] >> 16) & 0xff) ||
+ LSB(ctx->remote_ip6[3], 3) != ((SRC_IP6[3] >> 24) & 0xff))
return SK_DROP;
- if (LSW(ctx->remote_ip6[0], 0) == 0 && LSW(ctx->remote_ip6[0], 1) == 0 &&
- LSW(ctx->remote_ip6[1], 0) == 0 && LSW(ctx->remote_ip6[1], 1) == 0 &&
- LSW(ctx->remote_ip6[2], 0) == 0 && LSW(ctx->remote_ip6[2], 1) == 0 &&
- LSW(ctx->remote_ip6[3], 0) == 0 && LSW(ctx->remote_ip6[3], 1) == 0)
+ if (LSW(ctx->remote_ip6[0], 0) != ((SRC_IP6[0] >> 0) & 0xffff) ||
+ LSW(ctx->remote_ip6[0], 1) != ((SRC_IP6[0] >> 16) & 0xffff) ||
+ LSW(ctx->remote_ip6[1], 0) != ((SRC_IP6[1] >> 0) & 0xffff) ||
+ LSW(ctx->remote_ip6[1], 1) != ((SRC_IP6[1] >> 16) & 0xffff) ||
+ LSW(ctx->remote_ip6[2], 0) != ((SRC_IP6[2] >> 0) & 0xffff) ||
+ LSW(ctx->remote_ip6[2], 1) != ((SRC_IP6[2] >> 16) & 0xffff) ||
+ LSW(ctx->remote_ip6[3], 0) != ((SRC_IP6[3] >> 0) & 0xffff) ||
+ LSW(ctx->remote_ip6[3], 1) != ((SRC_IP6[3] >> 16) & 0xffff))
return SK_DROP;
/* Expect DST_IP6 in local_ip6 */
if (LSB(ctx->local_ip6[0], 0) != ((DST_IP6[0] >> 0) & 0xff) ||
diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
index 22943b58d752..4a13477aef9d 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c
@@ -347,7 +347,7 @@ int extract_build_id(char *build_id, size_t size)
if (getline(&line, &len, fp) == -1)
goto err;
- fclose(fp);
+ pclose(fp);
if (len > size)
len = size;
@@ -356,7 +356,7 @@ int extract_build_id(char *build_id, size_t size)
free(line);
return 0;
err:
- fclose(fp);
+ pclose(fp);
return -1;
}
diff --git a/tools/testing/selftests/bpf/verifier/array_access.c b/tools/testing/selftests/bpf/verifier/array_access.c
index 1b1c798e9248..1b138cd2b187 100644
--- a/tools/testing/selftests/bpf/verifier/array_access.c
+++ b/tools/testing/selftests/bpf/verifier/array_access.c
@@ -186,7 +186,7 @@
},
.fixup_map_hash_48b = { 3 },
.errstr_unpriv = "R0 leaks addr",
- .errstr = "R0 unbounded memory access",
+ .errstr = "invalid access to map value, value_size=48 off=44 size=8",
.result_unpriv = REJECT,
.result = REJECT,
.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
diff --git a/tools/testing/selftests/core/close_range_test.c b/tools/testing/selftests/core/close_range_test.c
index 575b391ddc78..0a26795842f6 100644
--- a/tools/testing/selftests/core/close_range_test.c
+++ b/tools/testing/selftests/core/close_range_test.c
@@ -33,7 +33,7 @@ static inline int sys_close_range(unsigned int fd, unsigned int max_fd,
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
#endif
-TEST(close_range)
+TEST(core_close_range)
{
int i, ret;
int open_fds[101];
diff --git a/tools/testing/selftests/kvm/lib/x86_64/svm.c b/tools/testing/selftests/kvm/lib/x86_64/svm.c
index 3a5c72ed2b79..a58507a7b5d6 100644
--- a/tools/testing/selftests/kvm/lib/x86_64/svm.c
+++ b/tools/testing/selftests/kvm/lib/x86_64/svm.c
@@ -57,6 +57,18 @@ static void vmcb_set_seg(struct vmcb_seg *seg, u16 selector,
seg->base = base;
}
+/*
+ * Avoid using memset to clear the vmcb, since libc may not be
+ * available in L1 (and, even if it is, features that libc memset may
+ * want to use, like AVX, may not be enabled).
+ */
+static void clear_vmcb(struct vmcb *vmcb)
+{
+ int n = sizeof(*vmcb) / sizeof(u32);
+
+ asm volatile ("rep stosl" : "+c"(n), "+D"(vmcb) : "a"(0) : "memory");
+}
+
void generic_svm_setup(struct svm_test_data *svm, void *guest_rip, void *guest_rsp)
{
struct vmcb *vmcb = svm->vmcb;
@@ -73,8 +85,8 @@ void generic_svm_setup(struct svm_test_data *svm, void *guest_rip, void *guest_r
wrmsr(MSR_EFER, efer | EFER_SVME);
wrmsr(MSR_VM_HSAVE_PA, svm->save_area_gpa);
- memset(vmcb, 0, sizeof(*vmcb));
- asm volatile ("vmsave\n\t" : : "a" (vmcb_gpa) : "memory");
+ clear_vmcb(vmcb);
+ asm volatile ("vmsave %0\n\t" : : "a" (vmcb_gpa) : "memory");
vmcb_set_seg(&save->es, get_es(), 0, -1U, data_seg_attr);
vmcb_set_seg(&save->cs, get_cs(), 0, -1U, code_seg_attr);
vmcb_set_seg(&save->ss, get_ss(), 0, -1U, data_seg_attr);
@@ -131,19 +143,19 @@ void generic_svm_setup(struct svm_test_data *svm, void *guest_rip, void *guest_r
void run_guest(struct vmcb *vmcb, uint64_t vmcb_gpa)
{
asm volatile (
- "vmload\n\t"
+ "vmload %[vmcb_gpa]\n\t"
"mov rflags, %%r15\n\t" // rflags
"mov %%r15, 0x170(%[vmcb])\n\t"
"mov guest_regs, %%r15\n\t" // rax
"mov %%r15, 0x1f8(%[vmcb])\n\t"
LOAD_GPR_C
- "vmrun\n\t"
+ "vmrun %[vmcb_gpa]\n\t"
SAVE_GPR_C
"mov 0x170(%[vmcb]), %%r15\n\t" // rflags
"mov %%r15, rflags\n\t"
"mov 0x1f8(%[vmcb]), %%r15\n\t" // rax
"mov %%r15, guest_regs\n\t"
- "vmsave\n\t"
+ "vmsave %[vmcb_gpa]\n\t"
: : [vmcb] "r" (vmcb), [vmcb_gpa] "a" (vmcb_gpa)
: "r15", "memory");
}
diff --git a/tools/testing/selftests/kvm/x86_64/mmio_warning_test.c b/tools/testing/selftests/kvm/x86_64/mmio_warning_test.c
index 8039e1eff938..9f55ccd169a1 100644
--- a/tools/testing/selftests/kvm/x86_64/mmio_warning_test.c
+++ b/tools/testing/selftests/kvm/x86_64/mmio_warning_test.c
@@ -84,7 +84,7 @@ int get_warnings_count(void)
f = popen("dmesg | grep \"WARNING:\" | wc -l", "r");
if (fscanf(f, "%d", &warnings) < 1)
warnings = 0;
- fclose(f);
+ pclose(f);
return warnings;
}
diff --git a/tools/testing/selftests/net/fcnal-test.sh b/tools/testing/selftests/net/fcnal-test.sh
index 02b0b9ead40b..225440f5f99e 100755
--- a/tools/testing/selftests/net/fcnal-test.sh
+++ b/tools/testing/selftests/net/fcnal-test.sh
@@ -436,10 +436,13 @@ cleanup()
ip -netns ${NSA} link set dev ${NSA_DEV} down
ip -netns ${NSA} link del dev ${NSA_DEV}
+ ip netns pids ${NSA} | xargs kill 2>/dev/null
ip netns del ${NSA}
fi
+ ip netns pids ${NSB} | xargs kill 2>/dev/null
ip netns del ${NSB}
+ ip netns pids ${NSC} | xargs kill 2>/dev/null
ip netns del ${NSC} >/dev/null 2>&1
}
diff --git a/tools/testing/selftests/net/udpgso_bench_rx.c b/tools/testing/selftests/net/udpgso_bench_rx.c
index 76a24052f4b4..6a193425c367 100644
--- a/tools/testing/selftests/net/udpgso_bench_rx.c
+++ b/tools/testing/selftests/net/udpgso_bench_rx.c
@@ -293,19 +293,17 @@ static void usage(const char *filepath)
static void parse_opts(int argc, char **argv)
{
+ const char *bind_addr = NULL;
int c;
- /* bind to any by default */
- setup_sockaddr(PF_INET6, "::", &cfg_bind_addr);
while ((c = getopt(argc, argv, "4b:C:Gl:n:p:rR:S:tv")) != -1) {
switch (c) {
case '4':
cfg_family = PF_INET;
cfg_alen = sizeof(struct sockaddr_in);
- setup_sockaddr(PF_INET, "0.0.0.0", &cfg_bind_addr);
break;
case 'b':
- setup_sockaddr(cfg_family, optarg, &cfg_bind_addr);
+ bind_addr = optarg;
break;
case 'C':
cfg_connect_timeout_ms = strtoul(optarg, NULL, 0);
@@ -341,6 +339,11 @@ static void parse_opts(int argc, char **argv)
}
}
+ if (!bind_addr)
+ bind_addr = cfg_family == PF_INET6 ? "::" : "0.0.0.0";
+
+ setup_sockaddr(cfg_family, bind_addr, &cfg_bind_addr);
+
if (optind != argc)
usage(argv[0]);