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Date: Wed, 13 Oct 2021 10:30:39 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.14.12
diff --git a/Documentation/devicetree/bindings/display/bridge/ti,sn65dsi86.yaml b/Documentation/devicetree/bindings/display/bridge/ti,sn65dsi86.yaml
index 26932d2e86ab..8608b9dd8e9d 100644
--- a/Documentation/devicetree/bindings/display/bridge/ti,sn65dsi86.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/ti,sn65dsi86.yaml
@@ -18,7 +18,7 @@ properties:
const: ti,sn65dsi86
reg:
- const: 0x2d
+ enum: [ 0x2c, 0x2d ]
enable-gpios:
maxItems: 1
diff --git a/Makefile b/Makefile
index ca6c4472775c..02cde08f4978 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 14
-SUBLEVEL = 11
+SUBLEVEL = 12
EXTRAVERSION =
NAME = Opossums on Parade
diff --git a/arch/arm/boot/dts/imx53-m53menlo.dts b/arch/arm/boot/dts/imx53-m53menlo.dts
index d3082b9774e4..4f88e96d81dd 100644
--- a/arch/arm/boot/dts/imx53-m53menlo.dts
+++ b/arch/arm/boot/dts/imx53-m53menlo.dts
@@ -56,6 +56,7 @@ eth {
panel {
compatible = "edt,etm0700g0dh6";
pinctrl-0 = <&pinctrl_display_gpio>;
+ pinctrl-names = "default";
enable-gpios = <&gpio6 0 GPIO_ACTIVE_HIGH>;
port {
@@ -76,8 +77,7 @@ reg_usbh1_vbus: regulator-usbh1-vbus {
regulator-name = "vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
- gpio = <&gpio1 2 GPIO_ACTIVE_HIGH>;
- enable-active-high;
+ gpio = <&gpio1 2 0>;
};
};
diff --git a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi
index cb8b539eb29d..e5c4dc65fbab 100644
--- a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi
+++ b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi
@@ -5,6 +5,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
#include <dt-bindings/pwm/pwm.h>
/ {
@@ -277,6 +278,7 @@ chan@0 {
led-cur = /bits/ 8 <0x20>;
max-cur = /bits/ 8 <0x60>;
reg = <0>;
+ color = <LED_COLOR_ID_RED>;
};
chan@1 {
@@ -284,6 +286,7 @@ chan@1 {
led-cur = /bits/ 8 <0x20>;
max-cur = /bits/ 8 <0x60>;
reg = <1>;
+ color = <LED_COLOR_ID_GREEN>;
};
chan@2 {
@@ -291,6 +294,7 @@ chan@2 {
led-cur = /bits/ 8 <0x20>;
max-cur = /bits/ 8 <0x60>;
reg = <2>;
+ color = <LED_COLOR_ID_BLUE>;
};
chan@3 {
@@ -298,6 +302,7 @@ chan@3 {
led-cur = /bits/ 8 <0x0>;
max-cur = /bits/ 8 <0x0>;
reg = <3>;
+ color = <LED_COLOR_ID_WHITE>;
};
};
diff --git a/arch/arm/boot/dts/imx6qdl-pico.dtsi b/arch/arm/boot/dts/imx6qdl-pico.dtsi
index 5de4ccb97916..f7a56d6b160c 100644
--- a/arch/arm/boot/dts/imx6qdl-pico.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-pico.dtsi
@@ -176,7 +176,18 @@ &fec {
pinctrl-0 = <&pinctrl_enet>;
phy-mode = "rgmii-id";
phy-reset-gpios = <&gpio1 26 GPIO_ACTIVE_LOW>;
+ phy-handle = <&phy>;
status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy: ethernet-phy@1 {
+ reg = <1>;
+ qca,clk-out-frequency = <125000000>;
+ };
+ };
};
&hdmi {
diff --git a/arch/arm/boot/dts/imx6sx-sdb.dts b/arch/arm/boot/dts/imx6sx-sdb.dts
index 5a63ca615722..99f4cf777a38 100644
--- a/arch/arm/boot/dts/imx6sx-sdb.dts
+++ b/arch/arm/boot/dts/imx6sx-sdb.dts
@@ -114,7 +114,7 @@ flash0: n25q256a@0 {
compatible = "micron,n25q256a", "jedec,spi-nor";
spi-max-frequency = <29000000>;
spi-rx-bus-width = <4>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
reg = <0>;
};
@@ -124,7 +124,7 @@ flash1: n25q256a@2 {
compatible = "micron,n25q256a", "jedec,spi-nor";
spi-max-frequency = <29000000>;
spi-rx-bus-width = <4>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
reg = <2>;
};
};
diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
index 779cc536566d..a3fde3316c73 100644
--- a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
@@ -292,7 +292,7 @@ flash0: n25q256a@0 {
compatible = "micron,n25q256a", "jedec,spi-nor";
spi-max-frequency = <29000000>;
spi-rx-bus-width = <4>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
reg = <0>;
};
};
diff --git a/arch/arm/boot/dts/omap3430-sdp.dts b/arch/arm/boot/dts/omap3430-sdp.dts
index c5b903718414..7d530ae3483b 100644
--- a/arch/arm/boot/dts/omap3430-sdp.dts
+++ b/arch/arm/boot/dts/omap3430-sdp.dts
@@ -101,7 +101,7 @@ partition@...000 {
nand@1,0 {
compatible = "ti,omap2-nand";
- reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
+ reg = <1 0 4>; /* CS1, offset 0, IO size 4 */
interrupt-parent = <&gpmc>;
interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
<1 IRQ_TYPE_NONE>; /* termcount */
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index e36d590e8373..72c4a9fc41a2 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -198,7 +198,7 @@ cxo_board: cxo_board {
clock-frequency = <19200000>;
};
- pxo_board {
+ pxo_board: pxo_board {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <27000000>;
@@ -1148,7 +1148,7 @@ tcsr: syscon@...00000 {
};
gpu: adreno-3xx@...0000 {
- compatible = "qcom,adreno-3xx";
+ compatible = "qcom,adreno-320.2", "qcom,adreno";
reg = <0x04300000 0x20000>;
reg-names = "kgsl_3d0_reg_memory";
interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
@@ -1163,7 +1163,6 @@ gpu: adreno-3xx@...0000 {
<&mmcc GFX3D_AHB_CLK>,
<&mmcc GFX3D_AXI_CLK>,
<&mmcc MMSS_IMEM_AHB_CLK>;
- qcom,chipid = <0x03020002>;
iommus = <&gfx3d 0
&gfx3d 1
@@ -1306,7 +1305,7 @@ dsi0_phy: dsi-phy@...0200 {
reg-names = "dsi_pll", "dsi_phy", "dsi_phy_regulator";
clock-names = "iface_clk", "ref";
clocks = <&mmcc DSI_M_AHB_CLK>,
- <&cxo_board>;
+ <&pxo_board>;
};
diff --git a/arch/arm/configs/gemini_defconfig b/arch/arm/configs/gemini_defconfig
index d2d5f1cf815f..e6ff844821cf 100644
--- a/arch/arm/configs/gemini_defconfig
+++ b/arch/arm/configs/gemini_defconfig
@@ -76,6 +76,7 @@ CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_DRM=y
CONFIG_DRM_PANEL_ILITEK_IL9322=y
CONFIG_DRM_TVE200=y
+CONFIG_FB=y
CONFIG_LOGO=y
CONFIG_USB=y
CONFIG_USB_MON=y
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 90dcdfe3b3d0..2dee383f9050 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -514,18 +514,22 @@ static const struct of_device_id ramc_ids[] __initconst = {
{ /*sentinel*/ }
};
-static __init void at91_dt_ramc(void)
+static __init int at91_dt_ramc(void)
{
struct device_node *np;
const struct of_device_id *of_id;
int idx = 0;
void *standby = NULL;
const struct ramc_info *ramc;
+ int ret;
for_each_matching_node_and_match(np, ramc_ids, &of_id) {
soc_pm.data.ramc[idx] = of_iomap(np, 0);
- if (!soc_pm.data.ramc[idx])
- panic(pr_fmt("unable to map ramc[%d] cpu registers\n"), idx);
+ if (!soc_pm.data.ramc[idx]) {
+ pr_err("unable to map ramc[%d] cpu registers\n", idx);
+ ret = -ENOMEM;
+ goto unmap_ramc;
+ }
ramc = of_id->data;
if (!standby)
@@ -535,15 +539,26 @@ static __init void at91_dt_ramc(void)
idx++;
}
- if (!idx)
- panic(pr_fmt("unable to find compatible ram controller node in dtb\n"));
+ if (!idx) {
+ pr_err("unable to find compatible ram controller node in dtb\n");
+ ret = -ENODEV;
+ goto unmap_ramc;
+ }
if (!standby) {
pr_warn("ramc no standby function available\n");
- return;
+ return 0;
}
at91_cpuidle_device.dev.platform_data = standby;
+
+ return 0;
+
+unmap_ramc:
+ while (idx)
+ iounmap(soc_pm.data.ramc[--idx]);
+
+ return ret;
}
static void at91rm9200_idle(void)
@@ -866,6 +881,8 @@ static void __init at91_pm_init(void (*pm_idle)(void))
void __init at91rm9200_pm_init(void)
{
+ int ret;
+
if (!IS_ENABLED(CONFIG_SOC_AT91RM9200))
return;
@@ -877,7 +894,9 @@ void __init at91rm9200_pm_init(void)
soc_pm.data.standby_mode = AT91_PM_STANDBY;
soc_pm.data.suspend_mode = AT91_PM_ULP0;
- at91_dt_ramc();
+ ret = at91_dt_ramc();
+ if (ret)
+ return;
/*
* AT91RM9200 SDRAM low-power mode cannot be used with self-refresh.
@@ -892,13 +911,17 @@ void __init sam9x60_pm_init(void)
static const int modes[] __initconst = {
AT91_PM_STANDBY, AT91_PM_ULP0, AT91_PM_ULP0_FAST, AT91_PM_ULP1,
};
+ int ret;
if (!IS_ENABLED(CONFIG_SOC_SAM9X60))
return;
at91_pm_modes_validate(modes, ARRAY_SIZE(modes));
at91_pm_modes_init();
- at91_dt_ramc();
+ ret = at91_dt_ramc();
+ if (ret)
+ return;
+
at91_pm_init(NULL);
soc_pm.ws_ids = sam9x60_ws_ids;
@@ -907,6 +930,8 @@ void __init sam9x60_pm_init(void)
void __init at91sam9_pm_init(void)
{
+ int ret;
+
if (!IS_ENABLED(CONFIG_SOC_AT91SAM9))
return;
@@ -918,7 +943,10 @@ void __init at91sam9_pm_init(void)
soc_pm.data.standby_mode = AT91_PM_STANDBY;
soc_pm.data.suspend_mode = AT91_PM_ULP0;
- at91_dt_ramc();
+ ret = at91_dt_ramc();
+ if (ret)
+ return;
+
at91_pm_init(at91sam9_idle);
}
@@ -927,12 +955,16 @@ void __init sama5_pm_init(void)
static const int modes[] __initconst = {
AT91_PM_STANDBY, AT91_PM_ULP0, AT91_PM_ULP0_FAST,
};
+ int ret;
if (!IS_ENABLED(CONFIG_SOC_SAMA5))
return;
at91_pm_modes_validate(modes, ARRAY_SIZE(modes));
- at91_dt_ramc();
+ ret = at91_dt_ramc();
+ if (ret)
+ return;
+
at91_pm_init(NULL);
}
@@ -942,13 +974,17 @@ void __init sama5d2_pm_init(void)
AT91_PM_STANDBY, AT91_PM_ULP0, AT91_PM_ULP0_FAST, AT91_PM_ULP1,
AT91_PM_BACKUP,
};
+ int ret;
if (!IS_ENABLED(CONFIG_SOC_SAMA5D2))
return;
at91_pm_modes_validate(modes, ARRAY_SIZE(modes));
at91_pm_modes_init();
- at91_dt_ramc();
+ ret = at91_dt_ramc();
+ if (ret)
+ return;
+
at91_pm_init(NULL);
soc_pm.ws_ids = sama5d2_ws_ids;
diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c
index 9244437cb1b9..f2ecca339910 100644
--- a/arch/arm/mach-imx/pm-imx6.c
+++ b/arch/arm/mach-imx/pm-imx6.c
@@ -10,6 +10,7 @@
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/genalloc.h>
+#include <linux/irqchip/arm-gic.h>
#include <linux/mfd/syscon.h>
#include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
#include <linux/of.h>
@@ -619,6 +620,7 @@ static void __init imx6_pm_common_init(const struct imx6_pm_socdata
static void imx6_pm_stby_poweroff(void)
{
+ gic_cpu_if_down(0);
imx6_set_lpm(STOP_POWER_OFF);
imx6q_suspend_finish(0);
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 12b26e04686f..0c2936c7a379 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -3614,6 +3614,8 @@ int omap_hwmod_init_module(struct device *dev,
oh->flags |= HWMOD_SWSUP_SIDLE_ACT;
if (data->cfg->quirks & SYSC_QUIRK_SWSUP_MSTANDBY)
oh->flags |= HWMOD_SWSUP_MSTANDBY;
+ if (data->cfg->quirks & SYSC_QUIRK_CLKDM_NOAUTO)
+ oh->flags |= HWMOD_CLKDM_NOAUTO;
error = omap_hwmod_check_module(dev, oh, data, sysc_fields,
rev_offs, sysc_offs, syss_offs,
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index a951276f0547..a903b26cde40 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -36,6 +36,10 @@
* +-----+
* |RSVD | JIT scratchpad
* current ARM_SP => +-----+ <= (BPF_FP - STACK_SIZE + SCRATCH_SIZE)
+ * | ... | caller-saved registers
+ * +-----+
+ * | ... | arguments passed on stack
+ * ARM_SP during call => +-----|
* | |
* | ... | Function call stack
* | |
@@ -63,6 +67,12 @@
*
* When popping registers off the stack at the end of a BPF function, we
* reference them via the current ARM_FP register.
+ *
+ * Some eBPF operations are implemented via a call to a helper function.
+ * Such calls are "invisible" in the eBPF code, so it is up to the calling
+ * program to preserve any caller-saved ARM registers during the call. The
+ * JIT emits code to push and pop those registers onto the stack, immediately
+ * above the callee stack frame.
*/
#define CALLEE_MASK (1 << ARM_R4 | 1 << ARM_R5 | 1 << ARM_R6 | \
1 << ARM_R7 | 1 << ARM_R8 | 1 << ARM_R9 | \
@@ -70,6 +80,8 @@
#define CALLEE_PUSH_MASK (CALLEE_MASK | 1 << ARM_LR)
#define CALLEE_POP_MASK (CALLEE_MASK | 1 << ARM_PC)
+#define CALLER_MASK (1 << ARM_R0 | 1 << ARM_R1 | 1 << ARM_R2 | 1 << ARM_R3)
+
enum {
/* Stack layout - these are offsets from (top of stack - 4) */
BPF_R2_HI,
@@ -464,6 +476,7 @@ static inline int epilogue_offset(const struct jit_ctx *ctx)
static inline void emit_udivmod(u8 rd, u8 rm, u8 rn, struct jit_ctx *ctx, u8 op)
{
+ const int exclude_mask = BIT(ARM_R0) | BIT(ARM_R1);
const s8 *tmp = bpf2a32[TMP_REG_1];
#if __LINUX_ARM_ARCH__ == 7
@@ -495,11 +508,17 @@ static inline void emit_udivmod(u8 rd, u8 rm, u8 rn, struct jit_ctx *ctx, u8 op)
emit(ARM_MOV_R(ARM_R0, rm), ctx);
}
+ /* Push caller-saved registers on stack */
+ emit(ARM_PUSH(CALLER_MASK & ~exclude_mask), ctx);
+
/* Call appropriate function */
emit_mov_i(ARM_IP, op == BPF_DIV ?
(u32)jit_udiv32 : (u32)jit_mod32, ctx);
emit_blx_r(ARM_IP, ctx);
+ /* Restore caller-saved registers from stack */
+ emit(ARM_POP(CALLER_MASK & ~exclude_mask), ctx);
+
/* Save return value */
if (rd != ARM_R0)
emit(ARM_MOV_R(rd, ARM_R0), ctx);
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index 343ecf0e8973..06b36cc65865 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -405,9 +405,9 @@ esdhc1: mmc@...0000 {
interrupts = <GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <0>; /* fixed up by bootloader */
clocks = <&clockgen QORIQ_CLK_HWACCEL 1>;
- voltage-ranges = <1800 1800 3300 3300>;
+ voltage-ranges = <1800 1800>;
sdhci,auto-cmd12;
- broken-cd;
+ non-removable;
little-endian;
bus-width = <4>;
status = "disabled";
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
index 988f8ab679ad..40f5e7a3b064 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
@@ -91,7 +91,7 @@ flash@0 {
#size-cells = <1>;
compatible = "jedec,spi-nor";
spi-max-frequency = <80000000>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
};
};
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
index 4e2820d19244..a2b24d4d4e3e 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
@@ -48,7 +48,7 @@ flash@0 {
#size-cells = <1>;
compatible = "jedec,spi-nor";
spi-max-frequency = <80000000>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
};
};
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi
index d0456daefda8..9db9b90bf2bc 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi
@@ -102,6 +102,7 @@ reg_vdd_arm: BUCK2 {
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <950000>;
regulator-boot-on;
+ regulator-always-on;
regulator-ramp-delay = <3125>;
nxp,dvs-run-voltage = <950000>;
nxp,dvs-standby-voltage = <850000>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
index 54eaf3d6055b..3b2d627a0342 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
@@ -101,7 +101,7 @@ flash@0 {
#size-cells = <1>;
compatible = "jedec,spi-nor";
spi-max-frequency = <80000000>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
};
};
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi
index aa78e0d8c72b..fc178eebf8aa 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi
@@ -74,7 +74,7 @@ som_flash: flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <80000000>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
};
};
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
index 4d2035e3dd7c..4886f3e31587 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
@@ -337,6 +337,8 @@ n25q256a: flash@0 {
#size-cells = <1>;
compatible = "micron,n25q256a", "jedec,spi-nor";
spi-max-frequency = <29000000>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <4>;
};
};
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts b/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
index f593e4ff62e1..564746d5000d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
@@ -281,7 +281,7 @@ flash@0 {
#address-cells = <1>;
#size-cells = <1>;
reg = <0>;
- spi-tx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
m25p,fast-read;
spi-max-frequency = <50000000>;
diff --git a/arch/arm64/boot/dts/qcom/pm8150.dtsi b/arch/arm64/boot/dts/qcom/pm8150.dtsi
index c566a64b1373..00385b1fd358 100644
--- a/arch/arm64/boot/dts/qcom/pm8150.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8150.dtsi
@@ -48,7 +48,7 @@ pm8150_0: pmic@0 {
#size-cells = <0>;
pon: power-on@800 {
- compatible = "qcom,pm8916-pon";
+ compatible = "qcom,pm8998-pon";
reg = <0x0800>;
pon_pwrkey: pwrkey {
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index c08f07410699..188c5768a55a 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -1437,9 +1437,9 @@ rpmhcc: clock-controller {
cpufreq_hw: cpufreq@...91000 {
compatible = "qcom,cpufreq-epss";
- reg = <0 0x18591100 0 0x900>,
- <0 0x18592100 0 0x900>,
- <0 0x18593100 0 0x900>;
+ reg = <0 0x18591000 0 0x1000>,
+ <0 0x18592000 0 0x1000>,
+ <0 0x18593000 0 0x1000>;
clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GCC_GPLL0>;
clock-names = "xo", "alternate";
#freq-domain-cells = <1>;
diff --git a/arch/mips/include/asm/mips-cps.h b/arch/mips/include/asm/mips-cps.h
index 35fb8ee6dd33..fd43d876892e 100644
--- a/arch/mips/include/asm/mips-cps.h
+++ b/arch/mips/include/asm/mips-cps.h
@@ -10,8 +10,6 @@
#include <linux/io.h>
#include <linux/types.h>
-#include <asm/mips-boards/launch.h>
-
extern unsigned long __cps_access_bad_size(void)
__compiletime_error("Bad size for CPS accessor");
@@ -167,30 +165,11 @@ static inline uint64_t mips_cps_cluster_config(unsigned int cluster)
*/
static inline unsigned int mips_cps_numcores(unsigned int cluster)
{
- unsigned int ncores;
-
if (!mips_cm_present())
return 0;
/* Add one before masking to handle 0xff indicating no cores */
- ncores = (mips_cps_cluster_config(cluster) + 1) & CM_GCR_CONFIG_PCORES;
-
- if (IS_ENABLED(CONFIG_SOC_MT7621)) {
- struct cpulaunch *launch;
-
- /*
- * Ralink MT7621S SoC is single core, but the GCR_CONFIG method
- * always reports 2 cores. Check the second core's LAUNCH_FREADY
- * flag to detect if the second core is missing. This method
- * only works before the core has been started.
- */
- launch = (struct cpulaunch *)CKSEG0ADDR(CPULAUNCH);
- launch += 2; /* MT7621 has 2 VPEs per core */
- if (!(launch->flags & LAUNCH_FREADY))
- ncores = 1;
- }
-
- return ncores;
+ return (mips_cps_cluster_config(cluster) + 1) & CM_GCR_CONFIG_PCORES;
}
/**
diff --git a/arch/powerpc/boot/dts/fsl/t1023rdb.dts b/arch/powerpc/boot/dts/fsl/t1023rdb.dts
index 5ba6fbfca274..f82f85c65964 100644
--- a/arch/powerpc/boot/dts/fsl/t1023rdb.dts
+++ b/arch/powerpc/boot/dts/fsl/t1023rdb.dts
@@ -154,7 +154,7 @@ fm1mac2: ethernet@...00 {
fm1mac3: ethernet@...00 {
phy-handle = <&sgmii_aqr_phy3>;
- phy-connection-type = "sgmii-2500";
+ phy-connection-type = "2500base-x";
sleep = <&rcpm 0x20000000>;
};
diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h
index d4b145b279f6..9f38040f0641 100644
--- a/arch/powerpc/include/asm/book3s/32/kup.h
+++ b/arch/powerpc/include/asm/book3s/32/kup.h
@@ -136,6 +136,14 @@ static inline void kuap_kernel_restore(struct pt_regs *regs, unsigned long kuap)
if (kuap_is_disabled())
return;
+ if (unlikely(kuap != KUAP_NONE)) {
+ current->thread.kuap = KUAP_NONE;
+ kuap_lock(kuap, false);
+ }
+
+ if (likely(regs->kuap == KUAP_NONE))
+ return;
+
current->thread.kuap = regs->kuap;
kuap_unlock(regs->kuap, false);
diff --git a/arch/powerpc/include/asm/interrupt.h b/arch/powerpc/include/asm/interrupt.h
index 6b800d3e2681..a925dbc5833c 100644
--- a/arch/powerpc/include/asm/interrupt.h
+++ b/arch/powerpc/include/asm/interrupt.h
@@ -525,10 +525,9 @@ static __always_inline long ____##func(struct pt_regs *regs)
/* kernel/traps.c */
DECLARE_INTERRUPT_HANDLER_NMI(system_reset_exception);
#ifdef CONFIG_PPC_BOOK3S_64
-DECLARE_INTERRUPT_HANDLER_ASYNC(machine_check_exception);
-#else
-DECLARE_INTERRUPT_HANDLER_NMI(machine_check_exception);
+DECLARE_INTERRUPT_HANDLER_ASYNC(machine_check_exception_async);
#endif
+DECLARE_INTERRUPT_HANDLER_NMI(machine_check_exception);
DECLARE_INTERRUPT_HANDLER(SMIException);
DECLARE_INTERRUPT_HANDLER(handle_hmi_exception);
DECLARE_INTERRUPT_HANDLER(unknown_exception);
diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c
index 111249fd619d..038ce8d9061d 100644
--- a/arch/powerpc/kernel/dma-iommu.c
+++ b/arch/powerpc/kernel/dma-iommu.c
@@ -184,6 +184,15 @@ u64 dma_iommu_get_required_mask(struct device *dev)
struct iommu_table *tbl = get_iommu_table_base(dev);
u64 mask;
+ if (dev_is_pci(dev)) {
+ u64 bypass_mask = dma_direct_get_required_mask(dev);
+
+ if (dma_iommu_dma_supported(dev, bypass_mask)) {
+ dev_info(dev, "%s: returning bypass mask 0x%llx\n", __func__, bypass_mask);
+ return bypass_mask;
+ }
+ }
+
if (!tbl)
return 0;
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 37859e62a8dc..eaf1f72131a1 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1243,7 +1243,7 @@ EXC_COMMON_BEGIN(machine_check_common)
li r10,MSR_RI
mtmsrd r10,1
addi r3,r1,STACK_FRAME_OVERHEAD
- bl machine_check_exception
+ bl machine_check_exception_async
b interrupt_return_srr
@@ -1303,7 +1303,11 @@ END_FTR_SECTION_IFSET(CPU_FTR_HVMODE)
subi r12,r12,1
sth r12,PACA_IN_MCE(r13)
- /* Invoke machine_check_exception to print MCE event and panic. */
+ /*
+ * Invoke machine_check_exception to print MCE event and panic.
+ * This is the NMI version of the handler because we are called from
+ * the early handler which is a true NMI.
+ */
addi r3,r1,STACK_FRAME_OVERHEAD
bl machine_check_exception
@@ -1665,27 +1669,30 @@ EXC_COMMON_BEGIN(program_check_common)
*/
andi. r10,r12,MSR_PR
- bne 2f /* If userspace, go normal path */
+ bne .Lnormal_stack /* If userspace, go normal path */
andis. r10,r12,(SRR1_PROGTM)@h
- bne 1f /* If TM, emergency */
+ bne .Lemergency_stack /* If TM, emergency */
cmpdi r1,-INT_FRAME_SIZE /* check if r1 is in userspace */
- blt 2f /* normal path if not */
+ blt .Lnormal_stack /* normal path if not */
/* Use the emergency stack */
-1: andi. r10,r12,MSR_PR /* Set CR0 correctly for label */
+.Lemergency_stack:
+ andi. r10,r12,MSR_PR /* Set CR0 correctly for label */
/* 3 in EXCEPTION_PROLOG_COMMON */
mr r10,r1 /* Save r1 */
ld r1,PACAEMERGSP(r13) /* Use emergency stack */
subi r1,r1,INT_FRAME_SIZE /* alloc stack frame */
__ISTACK(program_check)=0
__GEN_COMMON_BODY program_check
- b 3f
-2:
+ b .Ldo_program_check
+
+.Lnormal_stack:
__ISTACK(program_check)=1
__GEN_COMMON_BODY program_check
-3:
+
+.Ldo_program_check:
addi r3,r1,STACK_FRAME_OVERHEAD
bl program_check_exception
REST_NVGPRS(r1) /* instruction emulation may change GPRs */
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index d56254f05e17..08356ec9bfed 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -341,10 +341,16 @@ static bool exception_common(int signr, struct pt_regs *regs, int code,
return false;
}
- show_signal_msg(signr, regs, code, addr);
+ /*
+ * Must not enable interrupts even for user-mode exception, because
+ * this can be called from machine check, which may be a NMI or IRQ
+ * which don't like interrupts being enabled. Could check for
+ * in_hardirq || in_nmi perhaps, but there doesn't seem to be a good
+ * reason why _exception() should enable irqs for an exception handler,
+ * the handlers themselves do that directly.
+ */
- if (arch_irqs_disabled())
- interrupt_cond_local_irq_enable(regs);
+ show_signal_msg(signr, regs, code, addr);
current->thread.trap_nr = code;
@@ -791,24 +797,22 @@ void die_mce(const char *str, struct pt_regs *regs, long err)
* do_exit() checks for in_interrupt() and panics in that case, so
* exit the irq/nmi before calling die.
*/
- if (IS_ENABLED(CONFIG_PPC_BOOK3S_64))
- irq_exit();
- else
+ if (in_nmi())
nmi_exit();
+ else
+ irq_exit();
die(str, regs, err);
}
/*
- * BOOK3S_64 does not call this handler as a non-maskable interrupt
+ * BOOK3S_64 does not usually call this handler as a non-maskable interrupt
* (it uses its own early real-mode handler to handle the MCE proper
* and then raises irq_work to call this handler when interrupts are
- * enabled).
+ * enabled). The only time when this is not true is if the early handler
+ * is unrecoverable, then it does call this directly to try to get a
+ * message out.
*/
-#ifdef CONFIG_PPC_BOOK3S_64
-DEFINE_INTERRUPT_HANDLER_ASYNC(machine_check_exception)
-#else
-DEFINE_INTERRUPT_HANDLER_NMI(machine_check_exception)
-#endif
+static void __machine_check_exception(struct pt_regs *regs)
{
int recover = 0;
@@ -842,12 +846,19 @@ DEFINE_INTERRUPT_HANDLER_NMI(machine_check_exception)
/* Must die if the interrupt is not recoverable */
if (!(regs->msr & MSR_RI))
die_mce("Unrecoverable Machine check", regs, SIGBUS);
+}
#ifdef CONFIG_PPC_BOOK3S_64
- return;
-#else
- return 0;
+DEFINE_INTERRUPT_HANDLER_ASYNC(machine_check_exception_async)
+{
+ __machine_check_exception(regs);
+}
#endif
+DEFINE_INTERRUPT_HANDLER_NMI(machine_check_exception)
+{
+ __machine_check_exception(regs);
+
+ return 0;
}
DEFINE_INTERRUPT_HANDLER(SMIException) /* async? */
diff --git a/arch/powerpc/net/bpf_jit_comp32.c b/arch/powerpc/net/bpf_jit_comp32.c
index beb12cbc8c29..a7759aa8043d 100644
--- a/arch/powerpc/net/bpf_jit_comp32.c
+++ b/arch/powerpc/net/bpf_jit_comp32.c
@@ -355,7 +355,7 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
PPC_LI32(_R0, imm);
EMIT(PPC_RAW_ADDC(dst_reg, dst_reg, _R0));
}
- if (imm >= 0)
+ if (imm >= 0 || (BPF_OP(code) == BPF_SUB && imm == 0x80000000))
EMIT(PPC_RAW_ADDZE(dst_reg_h, dst_reg_h));
else
EMIT(PPC_RAW_ADDME(dst_reg_h, dst_reg_h));
@@ -623,7 +623,7 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
EMIT(PPC_RAW_LI(dst_reg_h, 0));
break;
case BPF_ALU | BPF_ARSH | BPF_X: /* (s32) dst >>= src */
- EMIT(PPC_RAW_SRAW(dst_reg_h, dst_reg, src_reg));
+ EMIT(PPC_RAW_SRAW(dst_reg, dst_reg, src_reg));
break;
case BPF_ALU64 | BPF_ARSH | BPF_X: /* (s64) dst >>= src */
bpf_set_seen_register(ctx, tmp_reg);
@@ -1073,7 +1073,7 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
break;
case BPF_JMP32 | BPF_JSET | BPF_K:
/* andi does not sign-extend the immediate */
- if (imm >= -32768 && imm < 32768) {
+ if (imm >= 0 && imm < 32768) {
/* PPC_ANDI is _only/always_ dot-form */
EMIT(PPC_RAW_ANDI(_R0, dst_reg, imm));
} else {
@@ -1103,7 +1103,7 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
return -EOPNOTSUPP;
}
if (BPF_CLASS(code) == BPF_ALU && !fp->aux->verifier_zext &&
- !insn_is_zext(&insn[i + 1]))
+ !insn_is_zext(&insn[i + 1]) && !(BPF_OP(code) == BPF_END && imm == 64))
EMIT(PPC_RAW_LI(dst_reg_h, 0));
}
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c
index b87a63dba9c8..dff4a2930970 100644
--- a/arch/powerpc/net/bpf_jit_comp64.c
+++ b/arch/powerpc/net/bpf_jit_comp64.c
@@ -328,18 +328,25 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
EMIT(PPC_RAW_SUB(dst_reg, dst_reg, src_reg));
goto bpf_alu32_trunc;
case BPF_ALU | BPF_ADD | BPF_K: /* (u32) dst += (u32) imm */
- case BPF_ALU | BPF_SUB | BPF_K: /* (u32) dst -= (u32) imm */
case BPF_ALU64 | BPF_ADD | BPF_K: /* dst += imm */
+ if (!imm) {
+ goto bpf_alu32_trunc;
+ } else if (imm >= -32768 && imm < 32768) {
+ EMIT(PPC_RAW_ADDI(dst_reg, dst_reg, IMM_L(imm)));
+ } else {
+ PPC_LI32(b2p[TMP_REG_1], imm);
+ EMIT(PPC_RAW_ADD(dst_reg, dst_reg, b2p[TMP_REG_1]));
+ }
+ goto bpf_alu32_trunc;
+ case BPF_ALU | BPF_SUB | BPF_K: /* (u32) dst -= (u32) imm */
case BPF_ALU64 | BPF_SUB | BPF_K: /* dst -= imm */
- if (BPF_OP(code) == BPF_SUB)
- imm = -imm;
- if (imm) {
- if (imm >= -32768 && imm < 32768)
- EMIT(PPC_RAW_ADDI(dst_reg, dst_reg, IMM_L(imm)));
- else {
- PPC_LI32(b2p[TMP_REG_1], imm);
- EMIT(PPC_RAW_ADD(dst_reg, dst_reg, b2p[TMP_REG_1]));
- }
+ if (!imm) {
+ goto bpf_alu32_trunc;
+ } else if (imm > -32768 && imm <= 32768) {
+ EMIT(PPC_RAW_ADDI(dst_reg, dst_reg, IMM_L(-imm)));
+ } else {
+ PPC_LI32(b2p[TMP_REG_1], imm);
+ EMIT(PPC_RAW_SUB(dst_reg, dst_reg, b2p[TMP_REG_1]));
}
goto bpf_alu32_trunc;
case BPF_ALU | BPF_MUL | BPF_X: /* (u32) dst *= (u32) src */
@@ -389,8 +396,14 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
case BPF_ALU64 | BPF_DIV | BPF_K: /* dst /= imm */
if (imm == 0)
return -EINVAL;
- else if (imm == 1)
- goto bpf_alu32_trunc;
+ if (imm == 1) {
+ if (BPF_OP(code) == BPF_DIV) {
+ goto bpf_alu32_trunc;
+ } else {
+ EMIT(PPC_RAW_LI(dst_reg, 0));
+ break;
+ }
+ }
PPC_LI32(b2p[TMP_REG_1], imm);
switch (BPF_CLASS(code)) {
diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c
index bc15200852b7..09fafcf2d3a0 100644
--- a/arch/powerpc/platforms/pseries/eeh_pseries.c
+++ b/arch/powerpc/platforms/pseries/eeh_pseries.c
@@ -867,6 +867,10 @@ static int __init eeh_pseries_init(void)
if (is_kdump_kernel() || reset_devices) {
pr_info("Issue PHB reset ...\n");
list_for_each_entry(phb, &hose_list, list_node) {
+ // Skip if the slot is empty
+ if (list_empty(&PCI_DN(phb->dn)->child_list))
+ continue;
+
pdn = list_first_entry(&PCI_DN(phb->dn)->child_list, struct pci_dn, list);
config_addr = pseries_eeh_get_pe_config_addr(pdn);
diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
index bc74afdbf31e..83ee0e71204c 100644
--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -108,6 +108,12 @@ PHONY += vdso_install
vdso_install:
$(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso $@
+ifeq ($(CONFIG_MMU),y)
+prepare: vdso_prepare
+vdso_prepare: prepare0
+ $(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso include/generated/vdso-offsets.h
+endif
+
ifneq ($(CONFIG_XIP_KERNEL),y)
ifeq ($(CONFIG_RISCV_M_MODE)$(CONFIG_SOC_CANAAN),yy)
KBUILD_IMAGE := $(boot)/loader.bin
diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h
index b933b1583c9f..34fbb3ea21d5 100644
--- a/arch/riscv/include/asm/syscall.h
+++ b/arch/riscv/include/asm/syscall.h
@@ -82,4 +82,5 @@ static inline int syscall_get_arch(struct task_struct *task)
#endif
}
+asmlinkage long sys_riscv_flush_icache(uintptr_t, uintptr_t, uintptr_t);
#endif /* _ASM_RISCV_SYSCALL_H */
diff --git a/arch/riscv/include/asm/vdso.h b/arch/riscv/include/asm/vdso.h
index 1453a2f563bc..208e31bc5d1c 100644
--- a/arch/riscv/include/asm/vdso.h
+++ b/arch/riscv/include/asm/vdso.h
@@ -8,27 +8,32 @@
#ifndef _ASM_RISCV_VDSO_H
#define _ASM_RISCV_VDSO_H
-#include <linux/types.h>
-#ifndef CONFIG_GENERIC_TIME_VSYSCALL
-struct vdso_data {
-};
-#endif
+/*
+ * All systems with an MMU have a VDSO, but systems without an MMU don't
+ * support shared libraries and therefor don't have one.
+ */
+#ifdef CONFIG_MMU
+#include <linux/types.h>
/*
- * The VDSO symbols are mapped into Linux so we can just use regular symbol
- * addressing to get their offsets in userspace. The symbols are mapped at an
- * offset of 0, but since the linker must support setting weak undefined
- * symbols to the absolute address 0 it also happens to support other low
- * addresses even when the code model suggests those low addresses would not
- * otherwise be availiable.
+ * All systems with an MMU have a VDSO, but systems without an MMU don't
+ * support shared libraries and therefor don't have one.
*/
+#ifdef CONFIG_MMU
+
+#define __VVAR_PAGES 1
+
+#ifndef __ASSEMBLY__
+#include <generated/vdso-offsets.h>
+
#define VDSO_SYMBOL(base, name) \
-({ \
- extern const char __vdso_##name[]; \
- (void __user *)((unsigned long)(base) + __vdso_##name); \
-})
+ (void __user *)((unsigned long)(base) + __vdso_##name##_offset)
+
+#endif /* CONFIG_MMU */
+
+#endif /* !__ASSEMBLY__ */
-asmlinkage long sys_riscv_flush_icache(uintptr_t, uintptr_t, uintptr_t);
+#endif /* CONFIG_MMU */
#endif /* _ASM_RISCV_VDSO_H */
diff --git a/arch/riscv/include/uapi/asm/unistd.h b/arch/riscv/include/uapi/asm/unistd.h
index 4b989ae15d59..8062996c2dfd 100644
--- a/arch/riscv/include/uapi/asm/unistd.h
+++ b/arch/riscv/include/uapi/asm/unistd.h
@@ -18,9 +18,10 @@
#ifdef __LP64__
#define __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_SET_GET_RLIMIT
-#define __ARCH_WANT_SYS_CLONE3
#endif /* __LP64__ */
+#define __ARCH_WANT_SYS_CLONE3
+
#include <asm-generic/unistd.h>
/*
diff --git a/arch/riscv/kernel/syscall_table.c b/arch/riscv/kernel/syscall_table.c
index a63c667c27b3..44b1420a2270 100644
--- a/arch/riscv/kernel/syscall_table.c
+++ b/arch/riscv/kernel/syscall_table.c
@@ -7,7 +7,6 @@
#include <linux/linkage.h>
#include <linux/syscalls.h>
#include <asm-generic/syscalls.h>
-#include <asm/vdso.h>
#include <asm/syscall.h>
#undef __SYSCALL
diff --git a/arch/riscv/kernel/vdso.c b/arch/riscv/kernel/vdso.c
index 25a3b8849599..b70956d80408 100644
--- a/arch/riscv/kernel/vdso.c
+++ b/arch/riscv/kernel/vdso.c
@@ -12,14 +12,24 @@
#include <linux/binfmts.h>
#include <linux/err.h>
#include <asm/page.h>
+#include <asm/vdso.h>
+
#ifdef CONFIG_GENERIC_TIME_VSYSCALL
#include <vdso/datapage.h>
#else
-#include <asm/vdso.h>
+struct vdso_data {
+};
#endif
extern char vdso_start[], vdso_end[];
+enum vvar_pages {
+ VVAR_DATA_PAGE_OFFSET,
+ VVAR_NR_PAGES,
+};
+
+#define VVAR_SIZE (VVAR_NR_PAGES << PAGE_SHIFT)
+
static unsigned int vdso_pages __ro_after_init;
static struct page **vdso_pagelist __ro_after_init;
@@ -38,7 +48,7 @@ static int __init vdso_init(void)
vdso_pages = (vdso_end - vdso_start) >> PAGE_SHIFT;
vdso_pagelist =
- kcalloc(vdso_pages + 1, sizeof(struct page *), GFP_KERNEL);
+ kcalloc(vdso_pages + VVAR_NR_PAGES, sizeof(struct page *), GFP_KERNEL);
if (unlikely(vdso_pagelist == NULL)) {
pr_err("vdso: pagelist allocation failed\n");
return -ENOMEM;
@@ -63,38 +73,41 @@ int arch_setup_additional_pages(struct linux_binprm *bprm,
unsigned long vdso_base, vdso_len;
int ret;
- vdso_len = (vdso_pages + 1) << PAGE_SHIFT;
+ BUILD_BUG_ON(VVAR_NR_PAGES != __VVAR_PAGES);
+
+ vdso_len = (vdso_pages + VVAR_NR_PAGES) << PAGE_SHIFT;
+
+ if (mmap_write_lock_killable(mm))
+ return -EINTR;
- mmap_write_lock(mm);
vdso_base = get_unmapped_area(NULL, 0, vdso_len, 0, 0);
if (IS_ERR_VALUE(vdso_base)) {
ret = vdso_base;
goto end;
}
- /*
- * Put vDSO base into mm struct. We need to do this before calling
- * install_special_mapping or the perf counter mmap tracking code
- * will fail to recognise it as a vDSO (since arch_vma_name fails).
- */
- mm->context.vdso = (void *)vdso_base;
+ mm->context.vdso = NULL;
+ ret = install_special_mapping(mm, vdso_base, VVAR_SIZE,
+ (VM_READ | VM_MAYREAD), &vdso_pagelist[vdso_pages]);
+ if (unlikely(ret))
+ goto end;
ret =
- install_special_mapping(mm, vdso_base, vdso_pages << PAGE_SHIFT,
+ install_special_mapping(mm, vdso_base + VVAR_SIZE,
+ vdso_pages << PAGE_SHIFT,
(VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC),
vdso_pagelist);
- if (unlikely(ret)) {
- mm->context.vdso = NULL;
+ if (unlikely(ret))
goto end;
- }
- vdso_base += (vdso_pages << PAGE_SHIFT);
- ret = install_special_mapping(mm, vdso_base, PAGE_SIZE,
- (VM_READ | VM_MAYREAD), &vdso_pagelist[vdso_pages]);
+ /*
+ * Put vDSO base into mm struct. We need to do this before calling
+ * install_special_mapping or the perf counter mmap tracking code
+ * will fail to recognise it as a vDSO (since arch_vma_name fails).
+ */
+ mm->context.vdso = (void *)vdso_base + VVAR_SIZE;
- if (unlikely(ret))
- mm->context.vdso = NULL;
end:
mmap_write_unlock(mm);
return ret;
@@ -105,7 +118,7 @@ const char *arch_vma_name(struct vm_area_struct *vma)
if (vma->vm_mm && (vma->vm_start == (long)vma->vm_mm->context.vdso))
return "[vdso]";
if (vma->vm_mm && (vma->vm_start ==
- (long)vma->vm_mm->context.vdso + PAGE_SIZE))
+ (long)vma->vm_mm->context.vdso - VVAR_SIZE))
return "[vdso_data]";
return NULL;
}
diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile
index 24d936c147cd..f8cb9144a284 100644
--- a/arch/riscv/kernel/vdso/Makefile
+++ b/arch/riscv/kernel/vdso/Makefile
@@ -23,10 +23,10 @@ ifneq ($(c-gettimeofday-y),)
endif
# Build rules
-targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.lds vdso-syms.S
+targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.lds
obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
-obj-y += vdso.o vdso-syms.o
+obj-y += vdso.o
CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
# Disable -pg to prevent insert call site
@@ -43,20 +43,22 @@ $(obj)/vdso.o: $(obj)/vdso.so
# link rule for the .so file, .lds has to be first
$(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE
$(call if_changed,vdsold)
-LDFLAGS_vdso.so.dbg = -shared -s -soname=linux-vdso.so.1 \
+LDFLAGS_vdso.so.dbg = -shared -S -soname=linux-vdso.so.1 \
--build-id=sha1 --hash-style=both --eh-frame-hdr
-# We also create a special relocatable object that should mirror the symbol
-# table and layout of the linked DSO. With ld --just-symbols we can then
-# refer to these symbols in the kernel code rather than hand-coded addresses.
-$(obj)/vdso-syms.S: $(obj)/vdso.so FORCE
- $(call if_changed,so2s)
-
# strip rule for the .so file
$(obj)/%.so: OBJCOPYFLAGS := -S
$(obj)/%.so: $(obj)/%.so.dbg FORCE
$(call if_changed,objcopy)
+# Generate VDSO offsets using helper script
+gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh
+quiet_cmd_vdsosym = VDSOSYM $@
+ cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@
+
+include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
+ $(call if_changed,vdsosym)
+
# actual build commands
# The DSO images are built using a special linker script
# Make sure only to export the intended __vdso_xxx symbol offsets.
@@ -65,11 +67,6 @@ quiet_cmd_vdsold = VDSOLD $@
$(OBJCOPY) $(patsubst %, -G __vdso_%, $(vdso-syms)) $@...p $@ && \
rm $@...p
-# Extracts symbol offsets from the VDSO, converting them into an assembly file
-# that contains the same symbols at the same offsets.
-quiet_cmd_so2s = SO2S $@
- cmd_so2s = $(NM) -D $< | $(srctree)/$(src)/so2s.sh > $@
-
# install commands for the unstripped file
quiet_cmd_vdso_install = INSTALL $@
cmd_vdso_install = cp $(obj)/$@...g $(MODLIB)/vdso/$@
diff --git a/arch/riscv/kernel/vdso/gen_vdso_offsets.sh b/arch/riscv/kernel/vdso/gen_vdso_offsets.sh
new file mode 100755
index 000000000000..c2e5613f3495
--- /dev/null
+++ b/arch/riscv/kernel/vdso/gen_vdso_offsets.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+
+LC_ALL=C
+sed -n -e 's/^[0]\+\(0[0-9a-fA-F]*\) . \(__vdso_[a-zA-Z0-9_]*\)$/\#define \2_offset\t0x\1/p'
diff --git a/arch/riscv/kernel/vdso/so2s.sh b/arch/riscv/kernel/vdso/so2s.sh
deleted file mode 100755
index e64cb6d9440e..000000000000
--- a/arch/riscv/kernel/vdso/so2s.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0+
-# Copyright 2020 Palmer Dabbelt <palmerdabbelt@...gle.com>
-
-sed 's!\([0-9a-f]*\) T \([a-z0-9_]*\)\(@@LINUX_4.15\)*!.global \2\n.set \2,0x\1!' \
-| grep '^\.'
diff --git a/arch/riscv/kernel/vdso/vdso.lds.S b/arch/riscv/kernel/vdso/vdso.lds.S
index e6f558bca71b..e9111f700af0 100644
--- a/arch/riscv/kernel/vdso/vdso.lds.S
+++ b/arch/riscv/kernel/vdso/vdso.lds.S
@@ -3,12 +3,13 @@
* Copyright (C) 2012 Regents of the University of California
*/
#include <asm/page.h>
+#include <asm/vdso.h>
OUTPUT_ARCH(riscv)
SECTIONS
{
- PROVIDE(_vdso_data = . + PAGE_SIZE);
+ PROVIDE(_vdso_data = . - __VVAR_PAGES * PAGE_SIZE);
. = SIZEOF_HEADERS;
.hash : { *(.hash) } :text
diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c
index 094118663285..89f81067e09e 100644
--- a/arch/riscv/mm/cacheflush.c
+++ b/arch/riscv/mm/cacheflush.c
@@ -16,6 +16,8 @@ static void ipi_remote_fence_i(void *info)
void flush_icache_all(void)
{
+ local_flush_icache_all();
+
if (IS_ENABLED(CONFIG_RISCV_SBI))
sbi_remote_fence_i(NULL);
else
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index 840d8594437d..1a374d021e25 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -1826,7 +1826,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *fp)
jit.addrs = kvcalloc(fp->len + 1, sizeof(*jit.addrs), GFP_KERNEL);
if (jit.addrs == NULL) {
fp = orig_fp;
- goto out;
+ goto free_addrs;
}
/*
* Three initial passes:
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 88fb922c23a0..51341f2e218d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1400,7 +1400,7 @@ config HIGHMEM4G
config HIGHMEM64G
bool "64GB"
- depends on !M486SX && !M486 && !M586 && !M586TSC && !M586MMX && !MGEODE_LX && !MGEODEGX1 && !MCYRIXIII && !MELAN && !MWINCHIPC6 && !WINCHIP3D && !MK6
+ depends on !M486SX && !M486 && !M586 && !M586TSC && !M586MMX && !MGEODE_LX && !MGEODEGX1 && !MCYRIXIII && !MELAN && !MWINCHIPC6 && !MWINCHIP3D && !MK6
select X86_PAE
help
Select this if you have a 32-bit processor and more than 4
diff --git a/arch/x86/include/asm/entry-common.h b/arch/x86/include/asm/entry-common.h
index 14ebd2196569..43184640b579 100644
--- a/arch/x86/include/asm/entry-common.h
+++ b/arch/x86/include/asm/entry-common.h
@@ -25,7 +25,7 @@ static __always_inline void arch_check_user_regs(struct pt_regs *regs)
* For !SMAP hardware we patch out CLAC on entry.
*/
if (boot_cpu_has(X86_FEATURE_SMAP) ||
- (IS_ENABLED(CONFIG_64_BIT) && boot_cpu_has(X86_FEATURE_XENPV)))
+ (IS_ENABLED(CONFIG_64BIT) && boot_cpu_has(X86_FEATURE_XENPV)))
mask |= X86_EFLAGS_AC;
WARN_ON_ONCE(flags & mask);
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 64b805bd6a54..340caa7aebfb 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -320,6 +320,7 @@ static __always_inline void setup_smap(struct cpuinfo_x86 *c)
#ifdef CONFIG_X86_SMAP
cr4_set_bits(X86_CR4_SMAP);
#else
+ clear_cpu_cap(c, X86_FEATURE_SMAP);
cr4_clear_bits(X86_CR4_SMAP);
#endif
}
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 38837dad46e6..391a4e2b8604 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -714,12 +714,6 @@ static struct chipset early_qrk[] __initdata = {
*/
{ PCI_VENDOR_ID_INTEL, 0x0f00,
PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet},
- { PCI_VENDOR_ID_INTEL, 0x3e20,
- PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet},
- { PCI_VENDOR_ID_INTEL, 0x3ec4,
- PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet},
- { PCI_VENDOR_ID_INTEL, 0x8a12,
- PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet},
{ PCI_VENDOR_ID_BROADCOM, 0x4331,
PCI_CLASS_NETWORK_OTHER, PCI_ANY_ID, 0, apple_airport_reset},
{}
diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c
index 445c57c9c539..fa17a27390ab 100644
--- a/arch/x86/kernel/fpu/signal.c
+++ b/arch/x86/kernel/fpu/signal.c
@@ -379,9 +379,14 @@ static int __fpu_restore_sig(void __user *buf, void __user *buf_fx,
sizeof(fpu->state.fxsave)))
return -EFAULT;
- /* Reject invalid MXCSR values. */
- if (fpu->state.fxsave.mxcsr & ~mxcsr_feature_mask)
- return -EINVAL;
+ if (IS_ENABLED(CONFIG_X86_64)) {
+ /* Reject invalid MXCSR values. */
+ if (fpu->state.fxsave.mxcsr & ~mxcsr_feature_mask)
+ return -EINVAL;
+ } else {
+ /* Mask invalid bits out for historical reasons (broken hardware). */
+ fpu->state.fxsave.mxcsr &= ~mxcsr_feature_mask;
+ }
/* Enforce XFEATURE_MASK_FPSSE when XSAVE is enabled */
if (use_xsave())
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 42fc41dd0e1f..882213df3713 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -10,6 +10,7 @@
#include <asm/irq_remapping.h>
#include <asm/hpet.h>
#include <asm/time.h>
+#include <asm/mwait.h>
#undef pr_fmt
#define pr_fmt(fmt) "hpet: " fmt
@@ -916,6 +917,83 @@ static bool __init hpet_counting(void)
return false;
}
+static bool __init mwait_pc10_supported(void)
+{
+ unsigned int eax, ebx, ecx, mwait_substates;
+
+ if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
+ return false;
+
+ if (!cpu_feature_enabled(X86_FEATURE_MWAIT))
+ return false;
+
+ if (boot_cpu_data.cpuid_level < CPUID_MWAIT_LEAF)
+ return false;
+
+ cpuid(CPUID_MWAIT_LEAF, &eax, &ebx, &ecx, &mwait_substates);
+
+ return (ecx & CPUID5_ECX_EXTENSIONS_SUPPORTED) &&
+ (ecx & CPUID5_ECX_INTERRUPT_BREAK) &&
+ (mwait_substates & (0xF << 28));
+}
+
+/*
+ * Check whether the system supports PC10. If so force disable HPET as that
+ * stops counting in PC10. This check is overbroad as it does not take any
+ * of the following into account:
+ *
+ * - ACPI tables
+ * - Enablement of intel_idle
+ * - Command line arguments which limit intel_idle C-state support
+ *
+ * That's perfectly fine. HPET is a piece of hardware designed by committee
+ * and the only reasons why it is still in use on modern systems is the
+ * fact that it is impossible to reliably query TSC and CPU frequency via
+ * CPUID or firmware.
+ *
+ * If HPET is functional it is useful for calibrating TSC, but this can be
+ * done via PMTIMER as well which seems to be the last remaining timer on
+ * X86/INTEL platforms that has not been completely wreckaged by feature
+ * creep.
+ *
+ * In theory HPET support should be removed altogether, but there are older
+ * systems out there which depend on it because TSC and APIC timer are
+ * dysfunctional in deeper C-states.
+ *
+ * It's only 20 years now that hardware people have been asked to provide
+ * reliable and discoverable facilities which can be used for timekeeping
+ * and per CPU timer interrupts.
+ *
+ * The probability that this problem is going to be solved in the
+ * forseeable future is close to zero, so the kernel has to be cluttered
+ * with heuristics to keep up with the ever growing amount of hardware and
+ * firmware trainwrecks. Hopefully some day hardware people will understand
+ * that the approach of "This can be fixed in software" is not sustainable.
+ * Hope dies last...
+ */
+static bool __init hpet_is_pc10_damaged(void)
+{
+ unsigned long long pcfg;
+
+ /* Check whether PC10 substates are supported */
+ if (!mwait_pc10_supported())
+ return false;
+
+ /* Check whether PC10 is enabled in PKG C-state limit */
+ rdmsrl(MSR_PKG_CST_CONFIG_CONTROL, pcfg);
+ if ((pcfg & 0xF) < 8)
+ return false;
+
+ if (hpet_force_user) {
+ pr_warn("HPET force enabled via command line, but dysfunctional in PC10.\n");
+ return false;
+ }
+
+ pr_info("HPET dysfunctional in PC10. Force disabled.\n");
+ boot_hpet_disable = true;
+ return true;
+}
+
/**
* hpet_enable - Try to setup the HPET timer. Returns 1 on success.
*/
@@ -929,6 +1007,9 @@ int __init hpet_enable(void)
if (!is_hpet_capable())
return 0;
+ if (hpet_is_pc10_damaged())
+ return 0;
+
hpet_set_mapping();
if (!hpet_virt_address)
return 0;
diff --git a/arch/x86/kernel/sev-shared.c b/arch/x86/kernel/sev-shared.c
index 9f90f460a28c..bf1033a62e48 100644
--- a/arch/x86/kernel/sev-shared.c
+++ b/arch/x86/kernel/sev-shared.c
@@ -130,6 +130,8 @@ static enum es_result sev_es_ghcb_hv_call(struct ghcb *ghcb,
} else {
ret = ES_VMM_ERROR;
}
+ } else if (ghcb->save.sw_exit_info_1 & 0xffffffff) {
+ ret = ES_VMM_ERROR;
} else {
ret = ES_OK;
}
diff --git a/arch/x86/platform/olpc/olpc.c b/arch/x86/platform/olpc/olpc.c
index ee2beda590d0..1d4a00e767ec 100644
--- a/arch/x86/platform/olpc/olpc.c
+++ b/arch/x86/platform/olpc/olpc.c
@@ -274,7 +274,7 @@ static struct olpc_ec_driver ec_xo1_driver = {
static struct olpc_ec_driver ec_xo1_5_driver = {
.ec_cmd = olpc_xo1_ec_cmd,
-#ifdef CONFIG_OLPC_XO1_5_SCI
+#ifdef CONFIG_OLPC_XO15_SCI
/*
* XO-1.5 EC wakeups are available when olpc-xo15-sci driver is
* compiled in
diff --git a/arch/xtensa/include/asm/kmem_layout.h b/arch/xtensa/include/asm/kmem_layout.h
index 7cbf68ca7106..6fc05cba61a2 100644
--- a/arch/xtensa/include/asm/kmem_layout.h
+++ b/arch/xtensa/include/asm/kmem_layout.h
@@ -78,7 +78,7 @@
#endif
#define XCHAL_KIO_SIZE 0x10000000
-#if (!XCHAL_HAVE_PTP_MMU || XCHAL_HAVE_SPANNING_WAY) && defined(CONFIG_OF)
+#if (!XCHAL_HAVE_PTP_MMU || XCHAL_HAVE_SPANNING_WAY) && defined(CONFIG_USE_OF)
#define XCHAL_KIO_PADDR xtensa_get_kio_paddr()
#ifndef __ASSEMBLY__
extern unsigned long xtensa_kio_paddr;
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index a48bf2d10ac2..80cc9770a8d2 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -145,7 +145,7 @@ unsigned xtensa_get_ext_irq_no(unsigned irq)
void __init init_IRQ(void)
{
-#ifdef CONFIG_OF
+#ifdef CONFIG_USE_OF
irqchip_init();
#else
#ifdef CONFIG_HAVE_SMP
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index ed184106e4cf..ee9082a142fe 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -63,7 +63,7 @@ extern unsigned long initrd_end;
extern int initrd_below_start_ok;
#endif
-#ifdef CONFIG_OF
+#ifdef CONFIG_USE_OF
void *dtb_start = __dtb_start;
#endif
@@ -125,7 +125,7 @@ __tagtable(BP_TAG_INITRD, parse_tag_initrd);
#endif /* CONFIG_BLK_DEV_INITRD */
-#ifdef CONFIG_OF
+#ifdef CONFIG_USE_OF
static int __init parse_tag_fdt(const bp_tag_t *tag)
{
@@ -135,7 +135,7 @@ static int __init parse_tag_fdt(const bp_tag_t *tag)
__tagtable(BP_TAG_FDT, parse_tag_fdt);
-#endif /* CONFIG_OF */
+#endif /* CONFIG_USE_OF */
static int __init parse_tag_cmdline(const bp_tag_t* tag)
{
@@ -183,7 +183,7 @@ static int __init parse_bootparam(const bp_tag_t *tag)
}
#endif
-#ifdef CONFIG_OF
+#ifdef CONFIG_USE_OF
#if !XCHAL_HAVE_PTP_MMU || XCHAL_HAVE_SPANNING_WAY
unsigned long xtensa_kio_paddr = XCHAL_KIO_DEFAULT_PADDR;
@@ -232,7 +232,7 @@ void __init early_init_devtree(void *params)
strlcpy(command_line, boot_command_line, COMMAND_LINE_SIZE);
}
-#endif /* CONFIG_OF */
+#endif /* CONFIG_USE_OF */
/*
* Initialize architecture. (Early stage)
@@ -253,7 +253,7 @@ void __init init_arch(bp_tag_t *bp_start)
if (bp_start)
parse_bootparam(bp_start);
-#ifdef CONFIG_OF
+#ifdef CONFIG_USE_OF
early_init_devtree(dtb_start);
#endif
diff --git a/arch/xtensa/mm/mmu.c b/arch/xtensa/mm/mmu.c
index 7e4d97dc8bd8..38acda4f04e8 100644
--- a/arch/xtensa/mm/mmu.c
+++ b/arch/xtensa/mm/mmu.c
@@ -101,7 +101,7 @@ void init_mmu(void)
void init_kio(void)
{
-#if XCHAL_HAVE_PTP_MMU && XCHAL_HAVE_SPANNING_WAY && defined(CONFIG_OF)
+#if XCHAL_HAVE_PTP_MMU && XCHAL_HAVE_SPANNING_WAY && defined(CONFIG_USE_OF)
/*
* Update the IO area mapping in case xtensa_kio_paddr has changed
*/
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 148a4dd8cb9a..418ada474a85 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -1468,6 +1468,9 @@ static const struct sysc_revision_quirk sysc_revision_quirks[] = {
/* Quirks that need to be set based on detected module */
SYSC_QUIRK("aess", 0, 0, 0x10, -ENODEV, 0x40000000, 0xffffffff,
SYSC_MODULE_QUIRK_AESS),
+ /* Errata i893 handling for dra7 dcan1 and 2 */
+ SYSC_QUIRK("dcan", 0x4ae3c000, 0x20, -ENODEV, -ENODEV, 0xa3170504, 0xffffffff,
+ SYSC_QUIRK_CLKDM_NOAUTO),
SYSC_QUIRK("dcan", 0x48480000, 0x20, -ENODEV, -ENODEV, 0xa3170504, 0xffffffff,
SYSC_QUIRK_CLKDM_NOAUTO),
SYSC_QUIRK("dss", 0x4832a000, 0, 0x10, 0x14, 0x00000020, 0xffffffff,
@@ -2955,6 +2958,7 @@ static int sysc_init_soc(struct sysc *ddata)
break;
case SOC_AM3:
sysc_add_disabled(0x48310000); /* rng */
+ break;
default:
break;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 177a663a6a69..a1c5bd2859fc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1082,6 +1082,7 @@ struct amdgpu_device {
bool no_hw_access;
struct pci_saved_state *pci_state;
+ pci_channel_state_t pci_channel_state;
struct amdgpu_reset_control *reset_cntl;
};
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 4fb15750b9bb..b18c0697356c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -563,6 +563,7 @@ kfd_mem_dmaunmap_userptr(struct kgd_mem *mem,
dma_unmap_sgtable(adev->dev, ttm->sg, direction, 0);
sg_free_table(ttm->sg);
+ kfree(ttm->sg);
ttm->sg = NULL;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index d3247a5cceb4..d60096b3b2c2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -5329,6 +5329,8 @@ pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, pci_channel_sta
return PCI_ERS_RESULT_DISCONNECT;
}
+ adev->pci_channel_state = state;
+
switch (state) {
case pci_channel_io_normal:
return PCI_ERS_RESULT_CAN_RECOVER;
@@ -5471,6 +5473,10 @@ void amdgpu_pci_resume(struct pci_dev *pdev)
DRM_INFO("PCI error: resume callback!!\n");
+ /* Only continue execution for the case of pci_channel_io_frozen */
+ if (adev->pci_channel_state != pci_channel_io_frozen)
+ return;
+
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = adev->rings[i];
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index b4ced45301be..1795d448c700 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -31,6 +31,8 @@
/* delay 0.1 second to enable gfx off feature */
#define GFX_OFF_DELAY_ENABLE msecs_to_jiffies(100)
+#define GFX_OFF_NO_DELAY 0
+
/*
* GPU GFX IP block helpers function.
*/
@@ -558,6 +560,8 @@ int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev)
void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable)
{
+ unsigned long delay = GFX_OFF_DELAY_ENABLE;
+
if (!(adev->pm.pp_feature & PP_GFXOFF_MASK))
return;
@@ -573,8 +577,14 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable)
adev->gfx.gfx_off_req_count--;
- if (adev->gfx.gfx_off_req_count == 0 && !adev->gfx.gfx_off_state)
- schedule_delayed_work(&adev->gfx.gfx_off_delay_work, GFX_OFF_DELAY_ENABLE);
+ if (adev->gfx.gfx_off_req_count == 0 &&
+ !adev->gfx.gfx_off_state) {
+ /* If going to s2idle, no need to wait */
+ if (adev->in_s0ix)
+ delay = GFX_OFF_NO_DELAY;
+ schedule_delayed_work(&adev->gfx.gfx_off_delay_work,
+ delay);
+ }
} else {
if (adev->gfx.gfx_off_req_count == 0) {
cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h
index d8b22618b79e..c337588231ff 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h
@@ -118,6 +118,7 @@ struct dcn10_link_enc_registers {
uint32_t RDPCSTX_PHY_CNTL4;
uint32_t RDPCSTX_PHY_CNTL5;
uint32_t RDPCSTX_PHY_CNTL6;
+ uint32_t RDPCSPIPE_PHY_CNTL6;
uint32_t RDPCSTX_PHY_CNTL7;
uint32_t RDPCSTX_PHY_CNTL8;
uint32_t RDPCSTX_PHY_CNTL9;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c
index 90127c1f9e35..b0892443fbd5 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c
@@ -37,6 +37,7 @@
#include "link_enc_cfg.h"
#include "dc_dmub_srv.h"
+#include "dal_asic_id.h"
#define CTX \
enc10->base.ctx
@@ -62,6 +63,10 @@
#define AUX_REG_WRITE(reg_name, val) \
dm_write_reg(CTX, AUX_REG(reg_name), val)
+#ifndef MIN
+#define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
+#endif
+
void dcn31_link_encoder_set_dio_phy_mux(
struct link_encoder *enc,
enum encoder_type_select sel,
@@ -215,8 +220,8 @@ static const struct link_encoder_funcs dcn31_link_enc_funcs = {
.fec_is_active = enc2_fec_is_active,
.get_dig_frontend = dcn10_get_dig_frontend,
.get_dig_mode = dcn10_get_dig_mode,
- .is_in_alt_mode = dcn20_link_encoder_is_in_alt_mode,
- .get_max_link_cap = dcn20_link_encoder_get_max_link_cap,
+ .is_in_alt_mode = dcn31_link_encoder_is_in_alt_mode,
+ .get_max_link_cap = dcn31_link_encoder_get_max_link_cap,
.set_dio_phy_mux = dcn31_link_encoder_set_dio_phy_mux,
};
@@ -404,3 +409,60 @@ void dcn31_link_encoder_disable_output(
}
}
+bool dcn31_link_encoder_is_in_alt_mode(struct link_encoder *enc)
+{
+ struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+ uint32_t dp_alt_mode_disable;
+ bool is_usb_c_alt_mode = false;
+
+ if (enc->features.flags.bits.DP_IS_USB_C) {
+ if (enc->ctx->asic_id.hw_internal_rev != YELLOW_CARP_B0) {
+ // [Note] no need to check hw_internal_rev once phy mux selection is ready
+ REG_GET(RDPCSTX_PHY_CNTL6, RDPCS_PHY_DPALT_DISABLE, &dp_alt_mode_disable);
+ } else {
+ /*
+ * B0 phys use a new set of registers to check whether alt mode is disabled.
+ * if value == 1 alt mode is disabled, otherwise it is enabled.
+ */
+ if ((enc10->base.transmitter == TRANSMITTER_UNIPHY_A)
+ || (enc10->base.transmitter == TRANSMITTER_UNIPHY_B)
+ || (enc10->base.transmitter == TRANSMITTER_UNIPHY_E)) {
+ REG_GET(RDPCSTX_PHY_CNTL6, RDPCS_PHY_DPALT_DISABLE, &dp_alt_mode_disable);
+ } else {
+ // [Note] need to change TRANSMITTER_UNIPHY_C/D to F/G once phy mux selection is ready
+ REG_GET(RDPCSPIPE_PHY_CNTL6, RDPCS_PHY_DPALT_DISABLE, &dp_alt_mode_disable);
+ }
+ }
+
+ is_usb_c_alt_mode = (dp_alt_mode_disable == 0);
+ }
+
+ return is_usb_c_alt_mode;
+}
+
+void dcn31_link_encoder_get_max_link_cap(struct link_encoder *enc,
+ struct dc_link_settings *link_settings)
+{
+ struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+ uint32_t is_in_usb_c_dp4_mode = 0;
+
+ dcn10_link_encoder_get_max_link_cap(enc, link_settings);
+
+ /* in usb c dp2 mode, max lane count is 2 */
+ if (enc->funcs->is_in_alt_mode && enc->funcs->is_in_alt_mode(enc)) {
+ if (enc->ctx->asic_id.hw_internal_rev != YELLOW_CARP_B0) {
+ // [Note] no need to check hw_internal_rev once phy mux selection is ready
+ REG_GET(RDPCSTX_PHY_CNTL6, RDPCS_PHY_DPALT_DP4, &is_in_usb_c_dp4_mode);
+ } else {
+ if ((enc10->base.transmitter == TRANSMITTER_UNIPHY_A)
+ || (enc10->base.transmitter == TRANSMITTER_UNIPHY_B)
+ || (enc10->base.transmitter == TRANSMITTER_UNIPHY_E)) {
+ REG_GET(RDPCSTX_PHY_CNTL6, RDPCS_PHY_DPALT_DP4, &is_in_usb_c_dp4_mode);
+ } else {
+ REG_GET(RDPCSPIPE_PHY_CNTL6, RDPCS_PHY_DPALT_DP4, &is_in_usb_c_dp4_mode);
+ }
+ }
+ if (!is_in_usb_c_dp4_mode)
+ link_settings->lane_count = MIN(LANE_COUNT_TWO, link_settings->lane_count);
+ }
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.h
index 32d146312838..3454f1e7c1f1 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.h
@@ -69,6 +69,7 @@
SRI(RDPCSTX_PHY_CNTL4, RDPCSTX, id), \
SRI(RDPCSTX_PHY_CNTL5, RDPCSTX, id), \
SRI(RDPCSTX_PHY_CNTL6, RDPCSTX, id), \
+ SRI(RDPCSPIPE_PHY_CNTL6, RDPCSPIPE, id), \
SRI(RDPCSTX_PHY_CNTL7, RDPCSTX, id), \
SRI(RDPCSTX_PHY_CNTL8, RDPCSTX, id), \
SRI(RDPCSTX_PHY_CNTL9, RDPCSTX, id), \
@@ -115,7 +116,9 @@
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX2_MPLL_EN, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX3_MPLL_EN, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DPALT_DP4, mask_sh),\
- LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DPALT_DISABLE, mask_sh),\
+ LE_SF(RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6, RDPCS_PHY_DPALT_DP4, mask_sh),\
+ LE_SF(RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6, RDPCS_PHY_DPALT_DISABLE, mask_sh),\
+ LE_SF(RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6, RDPCS_PHY_DPALT_DISABLE_ACK, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL7, RDPCS_PHY_DP_MPLLB_FRACN_QUOT, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL7, RDPCS_PHY_DP_MPLLB_FRACN_DEN, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL8, RDPCS_PHY_DP_MPLLB_SSC_PEAK, mask_sh),\
@@ -243,4 +246,13 @@ void dcn31_link_encoder_disable_output(
struct link_encoder *enc,
enum signal_type signal);
+/*
+ * Check whether USB-C DP Alt mode is disabled
+ */
+bool dcn31_link_encoder_is_in_alt_mode(
+ struct link_encoder *enc);
+
+void dcn31_link_encoder_get_max_link_cap(struct link_encoder *enc,
+ struct dc_link_settings *link_settings);
+
#endif /* __DC_LINK_ENCODER__DCN31_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
index cd3248dc31d8..7ea362a864c4 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
@@ -928,7 +928,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
.performance_trace = false,
- .max_downscale_src_width = 7680,/*upto 8K*/
+ .max_downscale_src_width = 3840,/*upto 4K*/
.disable_pplib_wm_range = false,
.scl_reset_length10 = true,
.sanity_checks = false,
@@ -1284,6 +1284,12 @@ static struct stream_encoder *dcn31_stream_encoder_create(
if (!enc1 || !vpg || !afmt)
return NULL;
+ if (ctx->asic_id.chip_family == FAMILY_YELLOW_CARP &&
+ ctx->asic_id.hw_internal_rev == YELLOW_CARP_B0) {
+ if ((eng_id == ENGINE_ID_DIGC) || (eng_id == ENGINE_ID_DIGD))
+ eng_id = eng_id + 3; // For B0 only. C->F, D->G.
+ }
+
dcn30_dio_stream_encoder_construct(enc1, ctx, ctx->dc_bios,
eng_id, vpg, afmt,
&stream_enc_regs[eng_id],
diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
index 381c17caace1..5adc471bef57 100644
--- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
+++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
@@ -227,7 +227,7 @@ enum {
#define FAMILY_YELLOW_CARP 146
#define YELLOW_CARP_A0 0x01
-#define YELLOW_CARP_B0 0x02 // TODO: DCN31 - update with correct B0 ID
+#define YELLOW_CARP_B0 0x1A
#define YELLOW_CARP_UNKNOWN 0xFF
#ifndef ASICREV_IS_YELLOW_CARP
diff --git a/drivers/gpu/drm/amd/include/asic_reg/dpcs/dpcs_4_2_0_offset.h b/drivers/gpu/drm/amd/include/asic_reg/dpcs/dpcs_4_2_0_offset.h
index 92caf8441d1e..01a56556cde1 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/dpcs/dpcs_4_2_0_offset.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/dpcs/dpcs_4_2_0_offset.h
@@ -11932,5 +11932,32 @@
#define ixDPCSSYS_CR4_RAWLANEX_DIG_PCS_XF_RX_OVRD_OUT_2 0xe0c7
#define ixDPCSSYS_CR4_RAWLANEX_DIG_PCS_XF_TX_OVRD_IN_2 0xe0c8
+//RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6
+#define RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DP4__SHIFT 0x10
+#define RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE__SHIFT 0x11
+#define RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE_ACK__SHIFT 0x12
+#define RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DP4_MASK 0x00010000L
+#define RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE_MASK 0x00020000L
+#define RDPCSPIPE0_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE_ACK_MASK 0x00040000L
+
+//RDPCSPIPE1_RDPCSPIPE_PHY_CNTL6
+#define RDPCSPIPE1_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DP4__SHIFT 0x10
+#define RDPCSPIPE1_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE__SHIFT 0x11
+#define RDPCSPIPE1_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE_ACK__SHIFT 0x12
+#define RDPCSPIPE1_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DP4_MASK 0x00010000L
+#define RDPCSPIPE1_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE_MASK 0x00020000L
+#define RDPCSPIPE1_RDPCSPIPE_PHY_CNTL6__RDPCS_PHY_DPALT_DISABLE_ACK_MASK 0x00040000L
+
+//[Note] Hack. RDPCSPIPE only has 2 instances.
+#define regRDPCSPIPE0_RDPCSPIPE_PHY_CNTL6 0x2d73
+#define regRDPCSPIPE0_RDPCSPIPE_PHY_CNTL6_BASE_IDX 2
+#define regRDPCSPIPE1_RDPCSPIPE_PHY_CNTL6 0x2e4b
+#define regRDPCSPIPE1_RDPCSPIPE_PHY_CNTL6_BASE_IDX 2
+#define regRDPCSPIPE2_RDPCSPIPE_PHY_CNTL6 0x2d73
+#define regRDPCSPIPE2_RDPCSPIPE_PHY_CNTL6_BASE_IDX 2
+#define regRDPCSPIPE3_RDPCSPIPE_PHY_CNTL6 0x2e4b
+#define regRDPCSPIPE3_RDPCSPIPE_PHY_CNTL6_BASE_IDX 2
+#define regRDPCSPIPE4_RDPCSPIPE_PHY_CNTL6 0x2d73
+#define regRDPCSPIPE4_RDPCSPIPE_PHY_CNTL6_BASE_IDX 2
#endif
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 16812488c5dd..13bafa9d49c0 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -1253,15 +1253,36 @@ static void gen11_dsi_pre_enable(struct intel_atomic_state *state,
gen11_dsi_set_transcoder_timings(encoder, pipe_config);
}
+/*
+ * Wa_1409054076:icl,jsl,ehl
+ * When pipe A is disabled and MIPI DSI is enabled on pipe B,
+ * the AMT KVMR feature will incorrectly see pipe A as enabled.
+ * Set 0x42080 bit 23=1 before enabling DSI on pipe B and leave
+ * it set while DSI is enabled on pipe B
+ */
+static void icl_apply_kvmr_pipe_a_wa(struct intel_encoder *encoder,
+ enum pipe pipe, bool enable)
+{
+ struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
+ if (DISPLAY_VER(dev_priv) == 11 && pipe == PIPE_B)
+ intel_de_rmw(dev_priv, CHICKEN_PAR1_1,
+ IGNORE_KVMR_PIPE_A,
+ enable ? IGNORE_KVMR_PIPE_A : 0);
+}
static void gen11_dsi_enable(struct intel_atomic_state *state,
struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state)
{
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
+ struct intel_crtc *crtc = to_intel_crtc(conn_state->crtc);
drm_WARN_ON(state->base.dev, crtc_state->has_pch_encoder);
+ /* Wa_1409054076:icl,jsl,ehl */
+ icl_apply_kvmr_pipe_a_wa(encoder, crtc->pipe, true);
+
/* step6d: enable dsi transcoder */
gen11_dsi_enable_transcoder(encoder);
@@ -1415,6 +1436,7 @@ static void gen11_dsi_disable(struct intel_atomic_state *state,
const struct drm_connector_state *old_conn_state)
{
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
+ struct intel_crtc *crtc = to_intel_crtc(old_conn_state->crtc);
/* step1: turn off backlight */
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_OFF);
@@ -1423,6 +1445,9 @@ static void gen11_dsi_disable(struct intel_atomic_state *state,
/* step2d,e: disable transcoder and wait */
gen11_dsi_disable_transcoder(encoder);
+ /* Wa_1409054076:icl,jsl,ehl */
+ icl_apply_kvmr_pipe_a_wa(encoder, crtc->pipe, false);
+
/* step2f,g: powerdown panel */
gen11_dsi_powerdown_panel(encoder);
@@ -1548,6 +1573,28 @@ static void gen11_dsi_get_config(struct intel_encoder *encoder,
pipe_config->mode_flags |= I915_MODE_FLAG_DSI_PERIODIC_CMD_MODE;
}
+static void gen11_dsi_sync_state(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
+{
+ struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+ struct intel_crtc *intel_crtc;
+ enum pipe pipe;
+
+ if (!crtc_state)
+ return;
+
+ intel_crtc = to_intel_crtc(crtc_state->uapi.crtc);
+ pipe = intel_crtc->pipe;
+
+ /* wa verify 1409054076:icl,jsl,ehl */
+ if (DISPLAY_VER(dev_priv) == 11 && pipe == PIPE_B &&
+ !(intel_de_read(dev_priv, CHICKEN_PAR1_1) & IGNORE_KVMR_PIPE_A))
+ drm_dbg_kms(&dev_priv->drm,
+ "[ENCODER:%d:%s] BIOS left IGNORE_KVMR_PIPE_A cleared with pipe B enabled\n",
+ encoder->base.base.id,
+ encoder->base.name);
+}
+
static int gen11_dsi_dsc_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *crtc_state)
{
@@ -1966,6 +2013,7 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
encoder->post_disable = gen11_dsi_post_disable;
encoder->port = port;
encoder->get_config = gen11_dsi_get_config;
+ encoder->sync_state = gen11_dsi_sync_state;
encoder->update_pipe = intel_panel_update_backlight;
encoder->compute_config = gen11_dsi_compute_config;
encoder->get_hw_state = gen11_dsi_get_hw_state;
diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c
index 5f4f316b3ab5..4e4429535f9e 100644
--- a/drivers/gpu/drm/i915/display/intel_audio.c
+++ b/drivers/gpu/drm/i915/display/intel_audio.c
@@ -1308,8 +1308,9 @@ static void i915_audio_component_init(struct drm_i915_private *dev_priv)
else
aud_freq = aud_freq_init;
- /* use BIOS provided value for TGL unless it is a known bad value */
- if (IS_TIGERLAKE(dev_priv) && aud_freq_init != AUD_FREQ_TGL_BROKEN)
+ /* use BIOS provided value for TGL and RKL unless it is a known bad value */
+ if ((IS_TIGERLAKE(dev_priv) || IS_ROCKETLAKE(dev_priv)) &&
+ aud_freq_init != AUD_FREQ_TGL_BROKEN)
aud_freq = aud_freq_init;
drm_dbg_kms(&dev_priv->drm, "use AUD_FREQ_CNTRL of 0x%x (init value 0x%x)\n",
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index aa667fa71158..106f696e50a0 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -451,13 +451,23 @@ parse_lfp_backlight(struct drm_i915_private *i915,
}
i915->vbt.backlight.type = INTEL_BACKLIGHT_DISPLAY_DDI;
- if (bdb->version >= 191 &&
- get_blocksize(backlight_data) >= sizeof(*backlight_data)) {
- const struct lfp_backlight_control_method *method;
+ if (bdb->version >= 191) {
+ size_t exp_size;
- method = &backlight_data->backlight_control[panel_type];
- i915->vbt.backlight.type = method->type;
- i915->vbt.backlight.controller = method->controller;
+ if (bdb->version >= 236)
+ exp_size = sizeof(struct bdb_lfp_backlight_data);
+ else if (bdb->version >= 234)
+ exp_size = EXP_BDB_LFP_BL_DATA_SIZE_REV_234;
+ else
+ exp_size = EXP_BDB_LFP_BL_DATA_SIZE_REV_191;
+
+ if (get_blocksize(backlight_data) >= exp_size) {
+ const struct lfp_backlight_control_method *method;
+
+ method = &backlight_data->backlight_control[panel_type];
+ i915->vbt.backlight.type = method->type;
+ i915->vbt.backlight.controller = method->controller;
+ }
}
i915->vbt.backlight.pwm_freq_hz = entry->pwm_freq_hz;
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 00dade49665b..89a109f65f38 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -3899,7 +3899,13 @@ void hsw_ddi_get_config(struct intel_encoder *encoder,
static void intel_ddi_sync_state(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
- if (intel_crtc_has_dp_encoder(crtc_state))
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum phy phy = intel_port_to_phy(i915, encoder->port);
+
+ if (intel_phy_is_tc(i915, phy))
+ intel_tc_port_sanitize(enc_to_dig_port(encoder));
+
+ if (crtc_state && intel_crtc_has_dp_encoder(crtc_state))
intel_dp_sync_state(encoder, crtc_state);
}
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 0a8a2395c8ac..bb1d2b19be15 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -12933,18 +12933,16 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
readout_plane_state(dev_priv);
for_each_intel_encoder(dev, encoder) {
+ struct intel_crtc_state *crtc_state = NULL;
+
pipe = 0;
if (encoder->get_hw_state(encoder, &pipe)) {
- struct intel_crtc_state *crtc_state;
-
crtc = intel_get_crtc_for_pipe(dev_priv, pipe);
crtc_state = to_intel_crtc_state(crtc->base.state);
encoder->base.crtc = &crtc->base;
intel_encoder_get_config(encoder, crtc_state);
- if (encoder->sync_state)
- encoder->sync_state(encoder, crtc_state);
/* read out to slave crtc as well for bigjoiner */
if (crtc_state->bigjoiner) {
@@ -12959,6 +12957,9 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
encoder->base.crtc = NULL;
}
+ if (encoder->sync_state)
+ encoder->sync_state(encoder, crtc_state);
+
drm_dbg_kms(&dev_priv->drm,
"[ENCODER:%d:%s] hw state readout: %s, pipe %c\n",
encoder->base.base.id, encoder->base.name,
@@ -13241,17 +13242,6 @@ intel_modeset_setup_hw_state(struct drm_device *dev,
intel_modeset_readout_hw_state(dev);
/* HW state is read out, now we need to sanitize this mess. */
-
- /* Sanitize the TypeC port mode upfront, encoders depend on this */
- for_each_intel_encoder(dev, encoder) {
- enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
-
- /* We need to sanitize only the MST primary port. */
- if (encoder->type != INTEL_OUTPUT_DP_MST &&
- intel_phy_is_tc(dev_priv, phy))
- intel_tc_port_sanitize(enc_to_dig_port(encoder));
- }
-
get_encoder_power_domains(dev_priv);
if (HAS_PCH_IBX(dev_priv))
diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
index dbe24d7e7375..cf1ffe4a0e46 100644
--- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
@@ -814,6 +814,11 @@ struct lfp_brightness_level {
u16 reserved;
} __packed;
+#define EXP_BDB_LFP_BL_DATA_SIZE_REV_191 \
+ offsetof(struct bdb_lfp_backlight_data, brightness_level)
+#define EXP_BDB_LFP_BL_DATA_SIZE_REV_234 \
+ offsetof(struct bdb_lfp_backlight_data, brightness_precision_bits)
+
struct bdb_lfp_backlight_data {
u8 entry_size;
struct lfp_backlight_data_entry data[16];
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
index e382b7f2353b..5ab136ffdeb2 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
@@ -118,7 +118,7 @@ i915_gem_shrink(struct i915_gem_ww_ctx *ww,
intel_wakeref_t wakeref = 0;
unsigned long count = 0;
unsigned long scanned = 0;
- int err;
+ int err = 0;
/* CHV + VTD workaround use stop_machine(); need to trylock vm->mutex */
bool trylock_vm = !ww && intel_vm_no_concurrent_access_wa(i915);
@@ -242,12 +242,15 @@ i915_gem_shrink(struct i915_gem_ww_ctx *ww,
list_splice_tail(&still_in_list, phase->list);
spin_unlock_irqrestore(&i915->mm.obj_lock, flags);
if (err)
- return err;
+ break;
}
if (shrink & I915_SHRINK_BOUND)
intel_runtime_pm_put(&i915->runtime_pm, wakeref);
+ if (err)
+ return err;
+
if (nr_scanned)
*nr_scanned += scanned;
return count;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 476bb3b9ad11..5aa5ddefd22d 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -8113,6 +8113,7 @@ enum {
# define CHICKEN3_DGMG_DONE_FIX_DISABLE (1 << 2)
#define CHICKEN_PAR1_1 _MMIO(0x42080)
+#define IGNORE_KVMR_PIPE_A REG_BIT(23)
#define KBL_ARB_FILL_SPARE_22 REG_BIT(22)
#define DIS_RAM_BYPASS_PSR2_MAN_TRACK (1 << 16)
#define SKL_DE_COMPRESSED_HASH_MODE (1 << 15)
@@ -8150,6 +8151,11 @@ enum {
#define HSW_SPR_STRETCH_MAX_X1 REG_FIELD_PREP(HSW_SPR_STRETCH_MAX_MASK, 3)
#define HSW_FBCQ_DIS (1 << 22)
#define BDW_DPRS_MASK_VBLANK_SRD (1 << 0)
+#define SKL_PLANE1_STRETCH_MAX_MASK REG_GENMASK(1, 0)
+#define SKL_PLANE1_STRETCH_MAX_X8 REG_FIELD_PREP(SKL_PLANE1_STRETCH_MAX_MASK, 0)
+#define SKL_PLANE1_STRETCH_MAX_X4 REG_FIELD_PREP(SKL_PLANE1_STRETCH_MAX_MASK, 1)
+#define SKL_PLANE1_STRETCH_MAX_X2 REG_FIELD_PREP(SKL_PLANE1_STRETCH_MAX_MASK, 2)
+#define SKL_PLANE1_STRETCH_MAX_X1 REG_FIELD_PREP(SKL_PLANE1_STRETCH_MAX_MASK, 3)
#define CHICKEN_PIPESL_1(pipe) _MMIO_PIPE(pipe, _CHICKEN_PIPESL_1_A, _CHICKEN_PIPESL_1_B)
#define _CHICKEN_TRANS_A 0x420c0
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 45fefa0ed160..28959e67c00e 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -76,6 +76,8 @@ struct intel_wm_config {
static void gen9_init_clock_gating(struct drm_i915_private *dev_priv)
{
+ enum pipe pipe;
+
if (HAS_LLC(dev_priv)) {
/*
* WaCompressedResourceDisplayNewHashMode:skl,kbl
@@ -89,6 +91,16 @@ static void gen9_init_clock_gating(struct drm_i915_private *dev_priv)
SKL_DE_COMPRESSED_HASH_MODE);
}
+ for_each_pipe(dev_priv, pipe) {
+ /*
+ * "Plane N strech max must be programmed to 11b (x1)
+ * when Async flips are enabled on that plane."
+ */
+ if (!IS_GEMINILAKE(dev_priv) && intel_vtd_active())
+ intel_uncore_rmw(&dev_priv->uncore, CHICKEN_PIPESL_1(pipe),
+ SKL_PLANE1_STRETCH_MAX_MASK, SKL_PLANE1_STRETCH_MAX_X1);
+ }
+
/* See Bspec note for PSR2_CTL bit 31, Wa#828:skl,bxt,kbl,cfl */
intel_uncore_write(&dev_priv->uncore, CHICKEN_PAR1_1,
intel_uncore_read(&dev_priv->uncore, CHICKEN_PAR1_1) | SKL_EDP_PSR_FIX_RDWRAP);
diff --git a/drivers/gpu/drm/nouveau/dispnv50/crc.c b/drivers/gpu/drm/nouveau/dispnv50/crc.c
index b8c31b697797..66f32d965c72 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/crc.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/crc.c
@@ -704,6 +704,7 @@ static const struct file_operations nv50_crc_flip_threshold_fops = {
.open = nv50_crc_debugfs_flip_threshold_open,
.read = seq_read,
.write = nv50_crc_debugfs_flip_threshold_set,
+ .release = single_release,
};
int nv50_head_crc_late_register(struct nv50_head *head)
diff --git a/drivers/gpu/drm/nouveau/dispnv50/head.c b/drivers/gpu/drm/nouveau/dispnv50/head.c
index d66f97280282..72099d1e4816 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/head.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/head.c
@@ -52,6 +52,7 @@ nv50_head_flush_clr(struct nv50_head *head,
void
nv50_head_flush_set_wndw(struct nv50_head *head, struct nv50_head_atom *asyh)
{
+ if (asyh->set.curs ) head->func->curs_set(head, asyh);
if (asyh->set.olut ) {
asyh->olut.offset = nv50_lut_load(&head->olut,
asyh->olut.buffer,
@@ -67,7 +68,6 @@ nv50_head_flush_set(struct nv50_head *head, struct nv50_head_atom *asyh)
if (asyh->set.view ) head->func->view (head, asyh);
if (asyh->set.mode ) head->func->mode (head, asyh);
if (asyh->set.core ) head->func->core_set(head, asyh);
- if (asyh->set.curs ) head->func->curs_set(head, asyh);
if (asyh->set.base ) head->func->base (head, asyh);
if (asyh->set.ovly ) head->func->ovly (head, asyh);
if (asyh->set.dither ) head->func->dither (head, asyh);
diff --git a/drivers/gpu/drm/nouveau/include/nvif/class.h b/drivers/gpu/drm/nouveau/include/nvif/class.h
index c68cc957248e..a582c0cb0cb0 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/class.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/class.h
@@ -71,6 +71,7 @@
#define PASCAL_CHANNEL_GPFIFO_A /* cla06f.h */ 0x0000c06f
#define VOLTA_CHANNEL_GPFIFO_A /* clc36f.h */ 0x0000c36f
#define TURING_CHANNEL_GPFIFO_A /* clc36f.h */ 0x0000c46f
+#define AMPERE_CHANNEL_GPFIFO_B /* clc36f.h */ 0x0000c76f
#define NV50_DISP /* cl5070.h */ 0x00005070
#define G82_DISP /* cl5070.h */ 0x00008270
@@ -200,6 +201,7 @@
#define PASCAL_DMA_COPY_B 0x0000c1b5
#define VOLTA_DMA_COPY_A 0x0000c3b5
#define TURING_DMA_COPY_A 0x0000c5b5
+#define AMPERE_DMA_COPY_B 0x0000c7b5
#define FERMI_DECOMPRESS 0x000090b8
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
index 54fab7cc36c1..64ee82c7c1be 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
@@ -77,4 +77,5 @@ int gp100_fifo_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct
int gp10b_fifo_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fifo **);
int gv100_fifo_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fifo **);
int tu102_fifo_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fifo **);
+int ga102_fifo_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fifo **);
#endif
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 6d07e653f82d..c58bcdba2c7a 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -844,6 +844,7 @@ nouveau_bo_move_init(struct nouveau_drm *drm)
struct ttm_resource *, struct ttm_resource *);
int (*init)(struct nouveau_channel *, u32 handle);
} _methods[] = {
+ { "COPY", 4, 0xc7b5, nve0_bo_move_copy, nve0_bo_move_init },
{ "COPY", 4, 0xc5b5, nve0_bo_move_copy, nve0_bo_move_init },
{ "GRCE", 0, 0xc5b5, nve0_bo_move_copy, nvc0_bo_move_init },
{ "COPY", 4, 0xc3b5, nve0_bo_move_copy, nve0_bo_move_init },
diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.c b/drivers/gpu/drm/nouveau/nouveau_chan.c
index 80099ef75702..ea7769135b0d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_chan.c
+++ b/drivers/gpu/drm/nouveau/nouveau_chan.c
@@ -250,7 +250,8 @@ static int
nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device,
u64 runlist, bool priv, struct nouveau_channel **pchan)
{
- static const u16 oclasses[] = { TURING_CHANNEL_GPFIFO_A,
+ static const u16 oclasses[] = { AMPERE_CHANNEL_GPFIFO_B,
+ TURING_CHANNEL_GPFIFO_A,
VOLTA_CHANNEL_GPFIFO_A,
PASCAL_CHANNEL_GPFIFO_A,
MAXWELL_CHANNEL_GPFIFO_A,
@@ -386,7 +387,8 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
nvif_object_map(&chan->user, NULL, 0);
- if (chan->user.oclass >= FERMI_CHANNEL_GPFIFO) {
+ if (chan->user.oclass >= FERMI_CHANNEL_GPFIFO &&
+ chan->user.oclass < AMPERE_CHANNEL_GPFIFO_B) {
ret = nvif_notify_ctor(&chan->user, "abi16ChanKilled",
nouveau_channel_killed,
true, NV906F_V0_NTFY_KILLED,
diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
index c2bc05eb2e54..1cbe01048b93 100644
--- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c
+++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
@@ -207,6 +207,7 @@ static const struct file_operations nouveau_pstate_fops = {
.open = nouveau_debugfs_pstate_open,
.read = seq_read,
.write = nouveau_debugfs_pstate_set,
+ .release = single_release,
};
static struct drm_info_list nouveau_debugfs_list[] = {
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index ba4cd5f83725..9b0084e4bbcf 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -345,6 +345,9 @@ nouveau_accel_gr_init(struct nouveau_drm *drm)
u32 arg0, arg1;
int ret;
+ if (device->info.family >= NV_DEVICE_INFO_V0_AMPERE)
+ return;
+
/* Allocate channel that has access to the graphics engine. */
if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) {
arg0 = nvif_fifo_runlist(device, NV_DEVICE_HOST_RUNLIST_ENGINES_GR);
@@ -469,6 +472,7 @@ nouveau_accel_init(struct nouveau_drm *drm)
case PASCAL_CHANNEL_GPFIFO_A:
case VOLTA_CHANNEL_GPFIFO_A:
case TURING_CHANNEL_GPFIFO_A:
+ case AMPERE_CHANNEL_GPFIFO_B:
ret = nvc0_fence_create(drm);
break;
default:
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 5b27845075a1..8c2ecc282723 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -247,10 +247,8 @@ nouveau_gem_new(struct nouveau_cli *cli, u64 size, int align, uint32_t domain,
}
ret = nouveau_bo_init(nvbo, size, align, domain, NULL, NULL);
- if (ret) {
- nouveau_bo_ref(NULL, &nvbo);
+ if (ret)
return ret;
- }
/* we restrict allowed domains on nv50+ to only the types
* that were requested at creation time. not possibly on
diff --git a/drivers/gpu/drm/nouveau/nv84_fence.c b/drivers/gpu/drm/nouveau/nv84_fence.c
index 7c9c928c3196..c3526a8622e3 100644
--- a/drivers/gpu/drm/nouveau/nv84_fence.c
+++ b/drivers/gpu/drm/nouveau/nv84_fence.c
@@ -204,7 +204,7 @@ nv84_fence_create(struct nouveau_drm *drm)
priv->base.context_new = nv84_fence_context_new;
priv->base.context_del = nv84_fence_context_del;
- priv->base.uevent = true;
+ priv->base.uevent = drm->client.device.info.family < NV_DEVICE_INFO_V0_AMPERE;
mutex_init(&priv->mutex);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index 93ddf63d1114..ca75c5f6ecaf 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -2602,6 +2602,7 @@ nv172_chipset = {
.top = { 0x00000001, ga100_top_new },
.disp = { 0x00000001, ga102_disp_new },
.dma = { 0x00000001, gv100_dma_new },
+ .fifo = { 0x00000001, ga102_fifo_new },
};
static const struct nvkm_device_chip
@@ -2622,6 +2623,7 @@ nv174_chipset = {
.top = { 0x00000001, ga100_top_new },
.disp = { 0x00000001, ga102_disp_new },
.dma = { 0x00000001, gv100_dma_new },
+ .fifo = { 0x00000001, ga102_fifo_new },
};
static const struct nvkm_device_chip
@@ -2642,6 +2644,7 @@ nv177_chipset = {
.top = { 0x00000001, ga100_top_new },
.disp = { 0x00000001, ga102_disp_new },
.dma = { 0x00000001, gv100_dma_new },
+ .fifo = { 0x00000001, ga102_fifo_new },
};
static int
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild
index 3209eb7af65f..5e831d347a95 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild
@@ -18,6 +18,7 @@ nvkm-y += nvkm/engine/fifo/gp100.o
nvkm-y += nvkm/engine/fifo/gp10b.o
nvkm-y += nvkm/engine/fifo/gv100.o
nvkm-y += nvkm/engine/fifo/tu102.o
+nvkm-y += nvkm/engine/fifo/ga102.o
nvkm-y += nvkm/engine/fifo/chan.o
nvkm-y += nvkm/engine/fifo/channv50.o
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/ga102.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/ga102.c
new file mode 100644
index 000000000000..c630dbd2911a
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/ga102.c
@@ -0,0 +1,311 @@
+/*
+ * Copyright 2021 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#define ga102_fifo(p) container_of((p), struct ga102_fifo, base.engine)
+#define ga102_chan(p) container_of((p), struct ga102_chan, object)
+#include <engine/fifo.h>
+#include "user.h"
+
+#include <core/memory.h>
+#include <subdev/mmu.h>
+#include <subdev/timer.h>
+#include <subdev/top.h>
+
+#include <nvif/cl0080.h>
+#include <nvif/clc36f.h>
+#include <nvif/class.h>
+
+struct ga102_fifo {
+ struct nvkm_fifo base;
+};
+
+struct ga102_chan {
+ struct nvkm_object object;
+
+ struct {
+ u32 runl;
+ u32 chan;
+ } ctrl;
+
+ struct nvkm_memory *mthd;
+ struct nvkm_memory *inst;
+ struct nvkm_memory *user;
+ struct nvkm_memory *runl;
+
+ struct nvkm_vmm *vmm;
+};
+
+static int
+ga102_chan_sclass(struct nvkm_object *object, int index, struct nvkm_oclass *oclass)
+{
+ if (index == 0) {
+ oclass->ctor = nvkm_object_new;
+ oclass->base = (struct nvkm_sclass) { -1, -1, AMPERE_DMA_COPY_B };
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static int
+ga102_chan_map(struct nvkm_object *object, void *argv, u32 argc,
+ enum nvkm_object_map *type, u64 *addr, u64 *size)
+{
+ struct ga102_chan *chan = ga102_chan(object);
+ struct nvkm_device *device = chan->object.engine->subdev.device;
+ u64 bar2 = nvkm_memory_bar2(chan->user);
+
+ if (bar2 == ~0ULL)
+ return -EFAULT;
+
+ *type = NVKM_OBJECT_MAP_IO;
+ *addr = device->func->resource_addr(device, 3) + bar2;
+ *size = 0x1000;
+ return 0;
+}
+
+static int
+ga102_chan_fini(struct nvkm_object *object, bool suspend)
+{
+ struct ga102_chan *chan = ga102_chan(object);
+ struct nvkm_device *device = chan->object.engine->subdev.device;
+
+ nvkm_wr32(device, chan->ctrl.chan, 0x00000003);
+
+ nvkm_wr32(device, chan->ctrl.runl + 0x098, 0x01000000);
+ nvkm_msec(device, 2000,
+ if (!(nvkm_rd32(device, chan->ctrl.runl + 0x098) & 0x00100000))
+ break;
+ );
+
+ nvkm_wr32(device, chan->ctrl.runl + 0x088, 0);
+
+ nvkm_wr32(device, chan->ctrl.chan, 0xffffffff);
+ return 0;
+}
+
+static int
+ga102_chan_init(struct nvkm_object *object)
+{
+ struct ga102_chan *chan = ga102_chan(object);
+ struct nvkm_device *device = chan->object.engine->subdev.device;
+
+ nvkm_mask(device, chan->ctrl.runl + 0x300, 0x80000000, 0x80000000);
+
+ nvkm_wr32(device, chan->ctrl.runl + 0x080, lower_32_bits(nvkm_memory_addr(chan->runl)));
+ nvkm_wr32(device, chan->ctrl.runl + 0x084, upper_32_bits(nvkm_memory_addr(chan->runl)));
+ nvkm_wr32(device, chan->ctrl.runl + 0x088, 2);
+
+ nvkm_wr32(device, chan->ctrl.chan, 0x00000002);
+ nvkm_wr32(device, chan->ctrl.runl + 0x0090, 0);
+ return 0;
+}
+
+static void *
+ga102_chan_dtor(struct nvkm_object *object)
+{
+ struct ga102_chan *chan = ga102_chan(object);
+
+ if (chan->vmm) {
+ nvkm_vmm_part(chan->vmm, chan->inst);
+ nvkm_vmm_unref(&chan->vmm);
+ }
+
+ nvkm_memory_unref(&chan->runl);
+ nvkm_memory_unref(&chan->user);
+ nvkm_memory_unref(&chan->inst);
+ nvkm_memory_unref(&chan->mthd);
+ return chan;
+}
+
+static const struct nvkm_object_func
+ga102_chan = {
+ .dtor = ga102_chan_dtor,
+ .init = ga102_chan_init,
+ .fini = ga102_chan_fini,
+ .map = ga102_chan_map,
+ .sclass = ga102_chan_sclass,
+};
+
+static int
+ga102_chan_new(struct nvkm_device *device,
+ const struct nvkm_oclass *oclass, void *argv, u32 argc, struct nvkm_object **pobject)
+{
+ struct volta_channel_gpfifo_a_v0 *args = argv;
+ struct nvkm_top_device *tdev;
+ struct nvkm_vmm *vmm;
+ struct ga102_chan *chan;
+ int ret;
+
+ if (argc != sizeof(*args))
+ return -ENOSYS;
+
+ vmm = nvkm_uvmm_search(oclass->client, args->vmm);
+ if (IS_ERR(vmm))
+ return PTR_ERR(vmm);
+
+ if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+ return -ENOMEM;
+
+ nvkm_object_ctor(&ga102_chan, oclass, &chan->object);
+ *pobject = &chan->object;
+
+ list_for_each_entry(tdev, &device->top->device, head) {
+ if (tdev->type == NVKM_ENGINE_CE) {
+ chan->ctrl.runl = tdev->runlist;
+ break;
+ }
+ }
+
+ if (!chan->ctrl.runl)
+ return -ENODEV;
+
+ chan->ctrl.chan = nvkm_rd32(device, chan->ctrl.runl + 0x004) & 0xfffffff0;
+
+ args->chid = 0;
+ args->inst = 0;
+ args->token = nvkm_rd32(device, chan->ctrl.runl + 0x008) & 0xffff0000;
+
+ ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x1000, 0x1000, true, &chan->mthd);
+ if (ret)
+ return ret;
+
+ ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x1000, 0x1000, true, &chan->inst);
+ if (ret)
+ return ret;
+
+ nvkm_kmap(chan->inst);
+ nvkm_wo32(chan->inst, 0x010, 0x0000face);
+ nvkm_wo32(chan->inst, 0x030, 0x7ffff902);
+ nvkm_wo32(chan->inst, 0x048, lower_32_bits(args->ioffset));
+ nvkm_wo32(chan->inst, 0x04c, upper_32_bits(args->ioffset) |
+ (order_base_2(args->ilength / 8) << 16));
+ nvkm_wo32(chan->inst, 0x084, 0x20400000);
+ nvkm_wo32(chan->inst, 0x094, 0x30000001);
+ nvkm_wo32(chan->inst, 0x0ac, 0x00020000);
+ nvkm_wo32(chan->inst, 0x0e4, 0x00000000);
+ nvkm_wo32(chan->inst, 0x0e8, 0);
+ nvkm_wo32(chan->inst, 0x0f4, 0x00001000);
+ nvkm_wo32(chan->inst, 0x0f8, 0x10003080);
+ nvkm_mo32(chan->inst, 0x218, 0x00000000, 0x00000000);
+ nvkm_wo32(chan->inst, 0x220, lower_32_bits(nvkm_memory_bar2(chan->mthd)));
+ nvkm_wo32(chan->inst, 0x224, upper_32_bits(nvkm_memory_bar2(chan->mthd)));
+ nvkm_done(chan->inst);
+
+ ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x1000, 0x1000, true, &chan->user);
+ if (ret)
+ return ret;
+
+ ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x1000, 0x1000, true, &chan->runl);
+ if (ret)
+ return ret;
+
+ nvkm_kmap(chan->runl);
+ nvkm_wo32(chan->runl, 0x00, 0x80030001);
+ nvkm_wo32(chan->runl, 0x04, 1);
+ nvkm_wo32(chan->runl, 0x08, 0);
+ nvkm_wo32(chan->runl, 0x0c, 0x00000000);
+ nvkm_wo32(chan->runl, 0x10, lower_32_bits(nvkm_memory_addr(chan->user)));
+ nvkm_wo32(chan->runl, 0x14, upper_32_bits(nvkm_memory_addr(chan->user)));
+ nvkm_wo32(chan->runl, 0x18, lower_32_bits(nvkm_memory_addr(chan->inst)));
+ nvkm_wo32(chan->runl, 0x1c, upper_32_bits(nvkm_memory_addr(chan->inst)));
+ nvkm_done(chan->runl);
+
+ ret = nvkm_vmm_join(vmm, chan->inst);
+ if (ret)
+ return ret;
+
+ chan->vmm = nvkm_vmm_ref(vmm);
+ return 0;
+}
+
+static const struct nvkm_device_oclass
+ga102_chan_oclass = {
+ .ctor = ga102_chan_new,
+};
+
+static int
+ga102_user_new(struct nvkm_device *device,
+ const struct nvkm_oclass *oclass, void *argv, u32 argc, struct nvkm_object **pobject)
+{
+ return tu102_fifo_user_new(oclass, argv, argc, pobject);
+}
+
+static const struct nvkm_device_oclass
+ga102_user_oclass = {
+ .ctor = ga102_user_new,
+};
+
+static int
+ga102_fifo_sclass(struct nvkm_oclass *oclass, int index, const struct nvkm_device_oclass **class)
+{
+ if (index == 0) {
+ oclass->base = (struct nvkm_sclass) { -1, -1, VOLTA_USERMODE_A };
+ *class = &ga102_user_oclass;
+ return 0;
+ } else
+ if (index == 1) {
+ oclass->base = (struct nvkm_sclass) { 0, 0, AMPERE_CHANNEL_GPFIFO_B };
+ *class = &ga102_chan_oclass;
+ return 0;
+ }
+
+ return 2;
+}
+
+static int
+ga102_fifo_info(struct nvkm_engine *engine, u64 mthd, u64 *data)
+{
+ switch (mthd) {
+ case NV_DEVICE_HOST_CHANNELS: *data = 1; return 0;
+ default:
+ break;
+ }
+
+ return -ENOSYS;
+}
+
+static void *
+ga102_fifo_dtor(struct nvkm_engine *engine)
+{
+ return ga102_fifo(engine);
+}
+
+static const struct nvkm_engine_func
+ga102_fifo = {
+ .dtor = ga102_fifo_dtor,
+ .info = ga102_fifo_info,
+ .base.sclass = ga102_fifo_sclass,
+};
+
+int
+ga102_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+ struct nvkm_fifo **pfifo)
+{
+ struct ga102_fifo *fifo;
+
+ if (!(fifo = kzalloc(sizeof(*fifo), GFP_KERNEL)))
+ return -ENOMEM;
+
+ nvkm_engine_ctor(&ga102_fifo, device, type, inst, true, &fifo->base.engine);
+ *pfifo = &fifo->base;
+ return 0;
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/top/ga100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/top/ga100.c
index 31933f3e5a07..c982d834c8d9 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/top/ga100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/top/ga100.c
@@ -54,7 +54,7 @@ ga100_top_oneinit(struct nvkm_top *top)
info->reset = (data & 0x0000001f);
break;
case 2:
- info->runlist = (data & 0x0000fc00) >> 10;
+ info->runlist = (data & 0x00fffc00);
info->engine = (data & 0x00000003);
break;
default:
@@ -85,9 +85,10 @@ ga100_top_oneinit(struct nvkm_top *top)
}
nvkm_debug(subdev, "%02x.%d (%8s): addr %06x fault %2d "
- "runlist %2d engine %2d reset %2d\n", type, inst,
+ "runlist %6x engine %2d reset %2d\n", type, inst,
info->type == NVKM_SUBDEV_NR ? "????????" : nvkm_subdev_type[info->type],
- info->addr, info->fault, info->runlist, info->engine, info->reset);
+ info->addr, info->fault, info->runlist < 0 ? 0 : info->runlist,
+ info->engine, info->reset);
info = NULL;
}
diff --git a/drivers/gpu/drm/panel/panel-abt-y030xx067a.c b/drivers/gpu/drm/panel/panel-abt-y030xx067a.c
index 2d8794d495d0..3d8a9ab47cae 100644
--- a/drivers/gpu/drm/panel/panel-abt-y030xx067a.c
+++ b/drivers/gpu/drm/panel/panel-abt-y030xx067a.c
@@ -146,8 +146,8 @@ static const struct reg_sequence y030xx067a_init_sequence[] = {
{ 0x09, REG09_SUB_BRIGHT_R(0x20) },
{ 0x0a, REG0A_SUB_BRIGHT_B(0x20) },
{ 0x0b, REG0B_HD_FREERUN | REG0B_VD_FREERUN },
- { 0x0c, REG0C_CONTRAST_R(0x10) },
- { 0x0d, REG0D_CONTRAST_G(0x10) },
+ { 0x0c, REG0C_CONTRAST_R(0x00) },
+ { 0x0d, REG0D_CONTRAST_G(0x00) },
{ 0x0e, REG0E_CONTRAST_B(0x10) },
{ 0x0f, 0 },
{ 0x10, REG10_BRIGHT(0x7f) },
diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
index f75fb157f2ff..016b877051da 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
@@ -216,11 +216,13 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master,
goto err_disable_clk_tmds;
}
+ ret = sun8i_hdmi_phy_init(hdmi->phy);
+ if (ret)
+ goto err_disable_clk_tmds;
+
drm_encoder_helper_add(encoder, &sun8i_dw_hdmi_encoder_helper_funcs);
drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
- sun8i_hdmi_phy_init(hdmi->phy);
-
plat_data->mode_valid = hdmi->quirks->mode_valid;
plat_data->use_drm_infoframe = hdmi->quirks->use_drm_infoframe;
sun8i_hdmi_phy_set_ops(hdmi->phy, plat_data);
@@ -262,6 +264,7 @@ static void sun8i_dw_hdmi_unbind(struct device *dev, struct device *master,
struct sun8i_dw_hdmi *hdmi = dev_get_drvdata(dev);
dw_hdmi_unbind(hdmi->hdmi);
+ sun8i_hdmi_phy_deinit(hdmi->phy);
clk_disable_unprepare(hdmi->clk_tmds);
reset_control_assert(hdmi->rst_ctrl);
gpiod_set_value(hdmi->ddc_en, 0);
diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
index 74f6ed0e2570..bffe1b9cd3dc 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
@@ -169,6 +169,7 @@ struct sun8i_hdmi_phy {
struct clk *clk_phy;
struct clk *clk_pll0;
struct clk *clk_pll1;
+ struct device *dev;
unsigned int rcal;
struct regmap *regs;
struct reset_control *rst_phy;
@@ -205,7 +206,8 @@ encoder_to_sun8i_dw_hdmi(struct drm_encoder *encoder)
int sun8i_hdmi_phy_get(struct sun8i_dw_hdmi *hdmi, struct device_node *node);
-void sun8i_hdmi_phy_init(struct sun8i_hdmi_phy *phy);
+int sun8i_hdmi_phy_init(struct sun8i_hdmi_phy *phy);
+void sun8i_hdmi_phy_deinit(struct sun8i_hdmi_phy *phy);
void sun8i_hdmi_phy_set_ops(struct sun8i_hdmi_phy *phy,
struct dw_hdmi_plat_data *plat_data);
diff --git a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c
index c9239708d398..b64d93da651d 100644
--- a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c
+++ b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c
@@ -506,9 +506,60 @@ static void sun8i_hdmi_phy_init_h3(struct sun8i_hdmi_phy *phy)
phy->rcal = (val & SUN8I_HDMI_PHY_ANA_STS_RCAL_MASK) >> 2;
}
-void sun8i_hdmi_phy_init(struct sun8i_hdmi_phy *phy)
+int sun8i_hdmi_phy_init(struct sun8i_hdmi_phy *phy)
{
+ int ret;
+
+ ret = reset_control_deassert(phy->rst_phy);
+ if (ret) {
+ dev_err(phy->dev, "Cannot deassert phy reset control: %d\n", ret);
+ return ret;
+ }
+
+ ret = clk_prepare_enable(phy->clk_bus);
+ if (ret) {
+ dev_err(phy->dev, "Cannot enable bus clock: %d\n", ret);
+ goto err_assert_rst_phy;
+ }
+
+ ret = clk_prepare_enable(phy->clk_mod);
+ if (ret) {
+ dev_err(phy->dev, "Cannot enable mod clock: %d\n", ret);
+ goto err_disable_clk_bus;
+ }
+
+ if (phy->variant->has_phy_clk) {
+ ret = sun8i_phy_clk_create(phy, phy->dev,
+ phy->variant->has_second_pll);
+ if (ret) {
+ dev_err(phy->dev, "Couldn't create the PHY clock\n");
+ goto err_disable_clk_mod;
+ }
+
+ clk_prepare_enable(phy->clk_phy);
+ }
+
phy->variant->phy_init(phy);
+
+ return 0;
+
+err_disable_clk_mod:
+ clk_disable_unprepare(phy->clk_mod);
+err_disable_clk_bus:
+ clk_disable_unprepare(phy->clk_bus);
+err_assert_rst_phy:
+ reset_control_assert(phy->rst_phy);
+
+ return ret;
+}
+
+void sun8i_hdmi_phy_deinit(struct sun8i_hdmi_phy *phy)
+{
+ clk_disable_unprepare(phy->clk_mod);
+ clk_disable_unprepare(phy->clk_bus);
+ clk_disable_unprepare(phy->clk_phy);
+
+ reset_control_assert(phy->rst_phy);
}
void sun8i_hdmi_phy_set_ops(struct sun8i_hdmi_phy *phy,
@@ -638,6 +689,7 @@ static int sun8i_hdmi_phy_probe(struct platform_device *pdev)
return -ENOMEM;
phy->variant = (struct sun8i_hdmi_phy_variant *)match->data;
+ phy->dev = dev;
ret = of_address_to_resource(node, 0, &res);
if (ret) {
@@ -696,47 +748,10 @@ static int sun8i_hdmi_phy_probe(struct platform_device *pdev)
goto err_put_clk_pll1;
}
- ret = reset_control_deassert(phy->rst_phy);
- if (ret) {
- dev_err(dev, "Cannot deassert phy reset control: %d\n", ret);
- goto err_put_rst_phy;
- }
-
- ret = clk_prepare_enable(phy->clk_bus);
- if (ret) {
- dev_err(dev, "Cannot enable bus clock: %d\n", ret);
- goto err_deassert_rst_phy;
- }
-
- ret = clk_prepare_enable(phy->clk_mod);
- if (ret) {
- dev_err(dev, "Cannot enable mod clock: %d\n", ret);
- goto err_disable_clk_bus;
- }
-
- if (phy->variant->has_phy_clk) {
- ret = sun8i_phy_clk_create(phy, dev,
- phy->variant->has_second_pll);
- if (ret) {
- dev_err(dev, "Couldn't create the PHY clock\n");
- goto err_disable_clk_mod;
- }
-
- clk_prepare_enable(phy->clk_phy);
- }
-
platform_set_drvdata(pdev, phy);
return 0;
-err_disable_clk_mod:
- clk_disable_unprepare(phy->clk_mod);
-err_disable_clk_bus:
- clk_disable_unprepare(phy->clk_bus);
-err_deassert_rst_phy:
- reset_control_assert(phy->rst_phy);
-err_put_rst_phy:
- reset_control_put(phy->rst_phy);
err_put_clk_pll1:
clk_put(phy->clk_pll1);
err_put_clk_pll0:
@@ -753,12 +768,6 @@ static int sun8i_hdmi_phy_remove(struct platform_device *pdev)
{
struct sun8i_hdmi_phy *phy = platform_get_drvdata(pdev);
- clk_disable_unprepare(phy->clk_mod);
- clk_disable_unprepare(phy->clk_bus);
- clk_disable_unprepare(phy->clk_phy);
-
- reset_control_assert(phy->rst_phy);
-
reset_control_put(phy->rst_phy);
clk_put(phy->clk_pll0);
diff --git a/drivers/i2c/busses/i2c-mlxcpld.c b/drivers/i2c/busses/i2c-mlxcpld.c
index 4e0b7c2882ce..015e11c4663f 100644
--- a/drivers/i2c/busses/i2c-mlxcpld.c
+++ b/drivers/i2c/busses/i2c-mlxcpld.c
@@ -49,7 +49,7 @@
#define MLXCPLD_LPCI2C_NACK_IND 2
#define MLXCPLD_I2C_FREQ_1000KHZ_SET 0x04
-#define MLXCPLD_I2C_FREQ_400KHZ_SET 0x0f
+#define MLXCPLD_I2C_FREQ_400KHZ_SET 0x0c
#define MLXCPLD_I2C_FREQ_100KHZ_SET 0x42
enum mlxcpld_i2c_frequency {
@@ -495,7 +495,7 @@ mlxcpld_i2c_set_frequency(struct mlxcpld_i2c_priv *priv,
return err;
/* Set frequency only if it is not 100KHz, which is default. */
- switch ((data->reg & data->mask) >> data->bit) {
+ switch ((regval & data->mask) >> data->bit) {
case MLXCPLD_I2C_FREQ_1000KHZ:
freq = MLXCPLD_I2C_FREQ_1000KHZ_SET;
break;
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 477480d1de6b..7d4b3eb7077a 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -41,6 +41,8 @@
#define I2C_HANDSHAKE_RST 0x0020
#define I2C_FIFO_ADDR_CLR 0x0001
#define I2C_DELAY_LEN 0x0002
+#define I2C_ST_START_CON 0x8001
+#define I2C_FS_START_CON 0x1800
#define I2C_TIME_CLR_VALUE 0x0000
#define I2C_TIME_DEFAULT_VALUE 0x0003
#define I2C_WRRD_TRANAC_VALUE 0x0002
@@ -480,6 +482,7 @@ static void mtk_i2c_init_hw(struct mtk_i2c *i2c)
{
u16 control_reg;
u16 intr_stat_reg;
+ u16 ext_conf_val;
mtk_i2c_writew(i2c, I2C_CHN_CLR_FLAG, OFFSET_START);
intr_stat_reg = mtk_i2c_readw(i2c, OFFSET_INTR_STAT);
@@ -518,8 +521,13 @@ static void mtk_i2c_init_hw(struct mtk_i2c *i2c)
if (i2c->dev_comp->ltiming_adjust)
mtk_i2c_writew(i2c, i2c->ltiming_reg, OFFSET_LTIMING);
+ if (i2c->speed_hz <= I2C_MAX_STANDARD_MODE_FREQ)
+ ext_conf_val = I2C_ST_START_CON;
+ else
+ ext_conf_val = I2C_FS_START_CON;
+
if (i2c->dev_comp->timing_adjust) {
- mtk_i2c_writew(i2c, i2c->ac_timing.ext, OFFSET_EXT_CONF);
+ ext_conf_val = i2c->ac_timing.ext;
mtk_i2c_writew(i2c, i2c->ac_timing.inter_clk_div,
OFFSET_CLOCK_DIV);
mtk_i2c_writew(i2c, I2C_SCL_MIS_COMP_VALUE,
@@ -544,6 +552,7 @@ static void mtk_i2c_init_hw(struct mtk_i2c *i2c)
OFFSET_HS_STA_STO_AC_TIMING);
}
}
+ mtk_i2c_writew(i2c, ext_conf_val, OFFSET_EXT_CONF);
/* If use i2c pin from PMIC mt6397 side, need set PATH_DIR first */
if (i2c->have_pmic)
diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c
index 6f0aa0ed3241..74925621f239 100644
--- a/drivers/i2c/i2c-core-acpi.c
+++ b/drivers/i2c/i2c-core-acpi.c
@@ -422,6 +422,7 @@ static int i2c_acpi_notify(struct notifier_block *nb, unsigned long value,
break;
i2c_acpi_register_device(adapter, adev, &info);
+ put_device(&adapter->dev);
break;
case ACPI_RECONFIG_DEVICE_REMOVE:
if (!acpi_device_enumerated(adev))
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
index 3f28eb4d17fe..8f36536cb1b6 100644
--- a/drivers/mmc/host/meson-gx-mmc.c
+++ b/drivers/mmc/host/meson-gx-mmc.c
@@ -746,7 +746,7 @@ static void meson_mmc_desc_chain_transfer(struct mmc_host *mmc, u32 cmd_cfg)
writel(start, host->regs + SD_EMMC_START);
}
-/* local sg copy to buffer version with _to/fromio usage for dram_access_quirk */
+/* local sg copy for dram_access_quirk */
static void meson_mmc_copy_buffer(struct meson_host *host, struct mmc_data *data,
size_t buflen, bool to_buffer)
{
@@ -764,21 +764,27 @@ static void meson_mmc_copy_buffer(struct meson_host *host, struct mmc_data *data
sg_miter_start(&miter, sgl, nents, sg_flags);
while ((offset < buflen) && sg_miter_next(&miter)) {
- unsigned int len;
+ unsigned int buf_offset = 0;
+ unsigned int len, left;
+ u32 *buf = miter.addr;
len = min(miter.length, buflen - offset);
+ left = len;
- /* When dram_access_quirk, the bounce buffer is a iomem mapping */
- if (host->dram_access_quirk) {
- if (to_buffer)
- memcpy_toio(host->bounce_iomem_buf + offset, miter.addr, len);
- else
- memcpy_fromio(miter.addr, host->bounce_iomem_buf + offset, len);
+ if (to_buffer) {
+ do {
+ writel(*buf++, host->bounce_iomem_buf + offset + buf_offset);
+
+ buf_offset += 4;
+ left -= 4;
+ } while (left);
} else {
- if (to_buffer)
- memcpy(host->bounce_buf + offset, miter.addr, len);
- else
- memcpy(miter.addr, host->bounce_buf + offset, len);
+ do {
+ *buf++ = readl(host->bounce_iomem_buf + offset + buf_offset);
+
+ buf_offset += 4;
+ left -= 4;
+ } while (left);
}
offset += len;
@@ -830,7 +836,11 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)
if (data->flags & MMC_DATA_WRITE) {
cmd_cfg |= CMD_CFG_DATA_WR;
WARN_ON(xfer_bytes > host->bounce_buf_size);
- meson_mmc_copy_buffer(host, data, xfer_bytes, true);
+ if (host->dram_access_quirk)
+ meson_mmc_copy_buffer(host, data, xfer_bytes, true);
+ else
+ sg_copy_to_buffer(data->sg, data->sg_len,
+ host->bounce_buf, xfer_bytes);
dma_wmb();
}
@@ -849,12 +859,43 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)
writel(cmd->arg, host->regs + SD_EMMC_CMD_ARG);
}
+static int meson_mmc_validate_dram_access(struct mmc_host *mmc, struct mmc_data *data)
+{
+ struct scatterlist *sg;
+ int i;
+
+ /* Reject request if any element offset or size is not 32bit aligned */
+ for_each_sg(data->sg, sg, data->sg_len, i) {
+ if (!IS_ALIGNED(sg->offset, sizeof(u32)) ||
+ !IS_ALIGNED(sg->length, sizeof(u32))) {
+ dev_err(mmc_dev(mmc), "unaligned sg offset %u len %u\n",
+ data->sg->offset, data->sg->length);
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
static void meson_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq)
{
struct meson_host *host = mmc_priv(mmc);
bool needs_pre_post_req = mrq->data &&
!(mrq->data->host_cookie & SD_EMMC_PRE_REQ_DONE);
+ /*
+ * The memory at the end of the controller used as bounce buffer for
+ * the dram_access_quirk only accepts 32bit read/write access,
+ * check the aligment and length of the data before starting the request.
+ */
+ if (host->dram_access_quirk && mrq->data) {
+ mrq->cmd->error = meson_mmc_validate_dram_access(mmc, mrq->data);
+ if (mrq->cmd->error) {
+ mmc_request_done(mmc, mrq);
+ return;
+ }
+ }
+
if (needs_pre_post_req) {
meson_mmc_get_transfer_mode(mmc, mrq);
if (!meson_mmc_desc_chain_mode(mrq->data))
@@ -999,7 +1040,11 @@ static irqreturn_t meson_mmc_irq_thread(int irq, void *dev_id)
if (meson_mmc_bounce_buf_read(data)) {
xfer_bytes = data->blksz * data->blocks;
WARN_ON(xfer_bytes > host->bounce_buf_size);
- meson_mmc_copy_buffer(host, data, xfer_bytes, false);
+ if (host->dram_access_quirk)
+ meson_mmc_copy_buffer(host, data, xfer_bytes, false);
+ else
+ sg_copy_from_buffer(data->sg, data->sg_len,
+ host->bounce_buf, xfer_bytes);
}
next_cmd = meson_mmc_get_next_command(cmd);
diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
index 5564d7b23e7c..d1a1c548c515 100644
--- a/drivers/mmc/host/sdhci-of-at91.c
+++ b/drivers/mmc/host/sdhci-of-at91.c
@@ -11,6 +11,7 @@
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/io.h>
+#include <linux/iopoll.h>
#include <linux/kernel.h>
#include <linux/mmc/host.h>
#include <linux/mmc/slot-gpio.h>
@@ -61,7 +62,6 @@ static void sdhci_at91_set_force_card_detect(struct sdhci_host *host)
static void sdhci_at91_set_clock(struct sdhci_host *host, unsigned int clock)
{
u16 clk;
- unsigned long timeout;
host->mmc->actual_clock = 0;
@@ -86,16 +86,11 @@ static void sdhci_at91_set_clock(struct sdhci_host *host, unsigned int clock)
sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
/* Wait max 20 ms */
- timeout = 20;
- while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
- & SDHCI_CLOCK_INT_STABLE)) {
- if (timeout == 0) {
- pr_err("%s: Internal clock never stabilised.\n",
- mmc_hostname(host->mmc));
- return;
- }
- timeout--;
- mdelay(1);
+ if (read_poll_timeout(sdhci_readw, clk, (clk & SDHCI_CLOCK_INT_STABLE),
+ 1000, 20000, false, host, SDHCI_CLOCK_CONTROL)) {
+ pr_err("%s: Internal clock never stabilised.\n",
+ mmc_hostname(host->mmc));
+ return;
}
clk |= SDHCI_CLOCK_CARD_EN;
@@ -114,6 +109,7 @@ static void sdhci_at91_reset(struct sdhci_host *host, u8 mask)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_at91_priv *priv = sdhci_pltfm_priv(pltfm_host);
+ unsigned int tmp;
sdhci_reset(host, mask);
@@ -126,6 +122,10 @@ static void sdhci_at91_reset(struct sdhci_host *host, u8 mask)
sdhci_writel(host, calcr | SDMMC_CALCR_ALWYSON | SDMMC_CALCR_EN,
SDMMC_CALCR);
+
+ if (read_poll_timeout(sdhci_readl, tmp, !(tmp & SDMMC_CALCR_EN),
+ 10, 20000, false, host, SDMMC_CALCR))
+ dev_err(mmc_dev(host->mmc), "Failed to calibrate\n");
}
}
diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h
index 1d3188e8e3b3..92dc18a4bcc4 100644
--- a/drivers/net/ethernet/google/gve/gve.h
+++ b/drivers/net/ethernet/google/gve/gve.h
@@ -780,7 +780,7 @@ struct gve_queue_page_list *gve_assign_rx_qpl(struct gve_priv *priv)
gve_num_tx_qpls(priv));
/* we are out of rx qpls */
- if (id == priv->qpl_cfg.qpl_map_size)
+ if (id == gve_num_tx_qpls(priv) + gve_num_rx_qpls(priv))
return NULL;
set_bit(id, priv->qpl_cfg.qpl_id_map);
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index 099a2bc5ae67..bf8a4a7c43f7 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -41,6 +41,7 @@ static void gve_get_stats(struct net_device *dev, struct rtnl_link_stats64 *s)
{
struct gve_priv *priv = netdev_priv(dev);
unsigned int start;
+ u64 packets, bytes;
int ring;
if (priv->rx) {
@@ -48,10 +49,12 @@ static void gve_get_stats(struct net_device *dev, struct rtnl_link_stats64 *s)
do {
start =
u64_stats_fetch_begin(&priv->rx[ring].statss);
- s->rx_packets += priv->rx[ring].rpackets;
- s->rx_bytes += priv->rx[ring].rbytes;
+ packets = priv->rx[ring].rpackets;
+ bytes = priv->rx[ring].rbytes;
} while (u64_stats_fetch_retry(&priv->rx[ring].statss,
start));
+ s->rx_packets += packets;
+ s->rx_bytes += bytes;
}
}
if (priv->tx) {
@@ -59,10 +62,12 @@ static void gve_get_stats(struct net_device *dev, struct rtnl_link_stats64 *s)
do {
start =
u64_stats_fetch_begin(&priv->tx[ring].statss);
- s->tx_packets += priv->tx[ring].pkt_done;
- s->tx_bytes += priv->tx[ring].bytes_done;
+ packets = priv->tx[ring].pkt_done;
+ bytes = priv->tx[ring].bytes_done;
} while (u64_stats_fetch_retry(&priv->tx[ring].statss,
start));
+ s->tx_packets += packets;
+ s->tx_bytes += bytes;
}
}
}
@@ -82,6 +87,9 @@ static int gve_alloc_counter_array(struct gve_priv *priv)
static void gve_free_counter_array(struct gve_priv *priv)
{
+ if (!priv->counter_array)
+ return;
+
dma_free_coherent(&priv->pdev->dev,
priv->num_event_counters *
sizeof(*priv->counter_array),
@@ -142,6 +150,9 @@ static int gve_alloc_stats_report(struct gve_priv *priv)
static void gve_free_stats_report(struct gve_priv *priv)
{
+ if (!priv->stats_report)
+ return;
+
del_timer_sync(&priv->stats_report_timer);
dma_free_coherent(&priv->pdev->dev, priv->stats_report_len,
priv->stats_report, priv->stats_report_bus);
@@ -370,18 +381,19 @@ static void gve_free_notify_blocks(struct gve_priv *priv)
{
int i;
- if (priv->msix_vectors) {
- /* Free the irqs */
- for (i = 0; i < priv->num_ntfy_blks; i++) {
- struct gve_notify_block *block = &priv->ntfy_blocks[i];
- int msix_idx = i;
+ if (!priv->msix_vectors)
+ return;
- irq_set_affinity_hint(priv->msix_vectors[msix_idx].vector,
- NULL);
- free_irq(priv->msix_vectors[msix_idx].vector, block);
- }
- free_irq(priv->msix_vectors[priv->mgmt_msix_idx].vector, priv);
+ /* Free the irqs */
+ for (i = 0; i < priv->num_ntfy_blks; i++) {
+ struct gve_notify_block *block = &priv->ntfy_blocks[i];
+ int msix_idx = i;
+
+ irq_set_affinity_hint(priv->msix_vectors[msix_idx].vector,
+ NULL);
+ free_irq(priv->msix_vectors[msix_idx].vector, block);
}
+ free_irq(priv->msix_vectors[priv->mgmt_msix_idx].vector, priv);
dma_free_coherent(&priv->pdev->dev,
priv->num_ntfy_blks * sizeof(*priv->ntfy_blocks),
priv->ntfy_blocks, priv->ntfy_block_bus);
@@ -1185,9 +1197,10 @@ static void gve_handle_reset(struct gve_priv *priv)
void gve_handle_report_stats(struct gve_priv *priv)
{
- int idx, stats_idx = 0, tx_bytes;
- unsigned int start = 0;
struct stats *stats = priv->stats_report->stats;
+ int idx, stats_idx = 0;
+ unsigned int start = 0;
+ u64 tx_bytes;
if (!gve_get_report_stats(priv))
return;
diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c
index bb8261368250..94941d4e4744 100644
--- a/drivers/net/ethernet/google/gve/gve_rx.c
+++ b/drivers/net/ethernet/google/gve/gve_rx.c
@@ -104,8 +104,14 @@ static int gve_prefill_rx_pages(struct gve_rx_ring *rx)
if (!rx->data.page_info)
return -ENOMEM;
- if (!rx->data.raw_addressing)
+ if (!rx->data.raw_addressing) {
rx->data.qpl = gve_assign_rx_qpl(priv);
+ if (!rx->data.qpl) {
+ kvfree(rx->data.page_info);
+ rx->data.page_info = NULL;
+ return -ENOMEM;
+ }
+ }
for (i = 0; i < slots; i++) {
if (!rx->data.raw_addressing) {
struct page *page = rx->data.qpl->pages[i];
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 1d1f52756a93..5d3d6b1dae7b 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -4868,7 +4868,8 @@ static void i40e_clear_interrupt_scheme(struct i40e_pf *pf)
{
int i;
- i40e_free_misc_vector(pf);
+ if (test_bit(__I40E_MISC_IRQ_REQUESTED, pf->state))
+ i40e_free_misc_vector(pf);
i40e_put_lump(pf->irq_pile, pf->iwarp_base_vector,
I40E_IWARP_IRQ_PILE_ID);
@@ -10110,7 +10111,7 @@ static int i40e_get_capabilities(struct i40e_pf *pf,
if (pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOMEM) {
/* retry with a larger buffer */
buf_len = data_size;
- } else if (pf->hw.aq.asq_last_status != I40E_AQ_RC_OK) {
+ } else if (pf->hw.aq.asq_last_status != I40E_AQ_RC_OK || err) {
dev_info(&pf->pdev->dev,
"capability discovery failed, err %s aq_err %s\n",
i40e_stat_str(&pf->hw, err),
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 23762a7ef740..cada4e0e40b4 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -1965,7 +1965,6 @@ static void iavf_watchdog_task(struct work_struct *work)
}
adapter->aq_required = 0;
adapter->current_op = VIRTCHNL_OP_UNKNOWN;
- mutex_unlock(&adapter->crit_lock);
queue_delayed_work(iavf_wq,
&adapter->watchdog_task,
msecs_to_jiffies(10));
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 3f67efbe12fc..dcbdf746be35 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -863,6 +863,7 @@ struct mlx5e_priv {
struct mlx5e_channel_stats channel_stats[MLX5E_MAX_NUM_CHANNELS];
struct mlx5e_channel_stats trap_stats;
struct mlx5e_ptp_stats ptp_stats;
+ u16 stats_nch;
u16 max_nch;
u8 max_opened_tc;
bool tx_ptp_opened;
@@ -1156,12 +1157,6 @@ int mlx5e_ethtool_set_pauseparam(struct mlx5e_priv *priv,
struct ethtool_pauseparam *pauseparam);
/* mlx5e generic netdev management API */
-static inline unsigned int
-mlx5e_calc_max_nch(struct mlx5e_priv *priv, const struct mlx5e_profile *profile)
-{
- return priv->netdev->num_rx_queues / max_t(u8, profile->rq_groups, 1);
-}
-
static inline bool
mlx5e_tx_mpwqe_supported(struct mlx5_core_dev *mdev)
{
@@ -1170,11 +1165,13 @@ mlx5e_tx_mpwqe_supported(struct mlx5_core_dev *mdev)
}
int mlx5e_priv_init(struct mlx5e_priv *priv,
+ const struct mlx5e_profile *profile,
struct net_device *netdev,
struct mlx5_core_dev *mdev);
void mlx5e_priv_cleanup(struct mlx5e_priv *priv);
struct net_device *
-mlx5e_create_netdev(struct mlx5_core_dev *mdev, unsigned int txqs, unsigned int rxqs);
+mlx5e_create_netdev(struct mlx5_core_dev *mdev, const struct mlx5e_profile *profile,
+ unsigned int txqs, unsigned int rxqs);
int mlx5e_attach_netdev(struct mlx5e_priv *priv);
void mlx5e_detach_netdev(struct mlx5e_priv *priv);
void mlx5e_destroy_netdev(struct mlx5e_priv *priv);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stats.c
index ac44bbe95c5c..d290d7276b8d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stats.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stats.c
@@ -35,7 +35,7 @@ static void mlx5e_hv_vhca_fill_stats(struct mlx5e_priv *priv, void *data,
{
int ch, i = 0;
- for (ch = 0; ch < priv->max_nch; ch++) {
+ for (ch = 0; ch < priv->stats_nch; ch++) {
void *buf = data + i;
if (WARN_ON_ONCE(buf +
@@ -51,7 +51,7 @@ static void mlx5e_hv_vhca_fill_stats(struct mlx5e_priv *priv, void *data,
static int mlx5e_hv_vhca_stats_buf_size(struct mlx5e_priv *priv)
{
return (sizeof(struct mlx5e_hv_vhca_per_ring_stats) *
- priv->max_nch);
+ priv->stats_nch);
}
static void mlx5e_hv_vhca_stats_work(struct work_struct *work)
@@ -100,7 +100,7 @@ static void mlx5e_hv_vhca_stats_control(struct mlx5_hv_vhca_agent *agent,
sagent = &priv->stats_agent;
block->version = MLX5_HV_VHCA_STATS_VERSION;
- block->rings = priv->max_nch;
+ block->rings = priv->stats_nch;
if (!block->command) {
cancel_delayed_work_sync(&priv->stats_agent.work);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
index efef4adce086..93a8fa31255d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
@@ -13,8 +13,6 @@ struct mlx5e_ptp_fs {
bool valid;
};
-#define MLX5E_PTP_CHANNEL_IX 0
-
struct mlx5e_ptp_params {
struct mlx5e_params params;
struct mlx5e_sq_param txq_sq_param;
@@ -505,6 +503,7 @@ static int mlx5e_init_ptp_rq(struct mlx5e_ptp *c, struct mlx5e_params *params,
rq->mdev = mdev;
rq->hw_mtu = MLX5E_SW2HW_MTU(params, params->sw_mtu);
rq->stats = &c->priv->ptp_stats.rq;
+ rq->ix = MLX5E_PTP_CHANNEL_IX;
rq->ptp_cyc2time = mlx5_rq_ts_translator(mdev);
err = mlx5e_rq_set_handlers(rq, params, false);
if (err)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h
index c96668bd701c..a71a32e00ebb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h
@@ -8,6 +8,8 @@
#include "en_stats.h"
#include <linux/ptp_classify.h>
+#define MLX5E_PTP_CHANNEL_IX 0
+
struct mlx5e_ptpsq {
struct mlx5e_txqsq txqsq;
struct mlx5e_cq ts_cq;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index fa718e71db2d..548e8e7fc956 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -3515,7 +3515,7 @@ void mlx5e_fold_sw_stats64(struct mlx5e_priv *priv, struct rtnl_link_stats64 *s)
{
int i;
- for (i = 0; i < priv->max_nch; i++) {
+ for (i = 0; i < priv->stats_nch; i++) {
struct mlx5e_channel_stats *channel_stats = &priv->channel_stats[i];
struct mlx5e_rq_stats *xskrq_stats = &channel_stats->xskrq;
struct mlx5e_rq_stats *rq_stats = &channel_stats->rq;
@@ -4661,8 +4661,6 @@ void mlx5e_build_nic_params(struct mlx5e_priv *priv, struct mlx5e_xsk *xsk, u16
struct mlx5_core_dev *mdev = priv->mdev;
u8 rx_cq_period_mode;
- priv->max_nch = mlx5e_calc_max_nch(priv, priv->profile);
-
params->sw_mtu = mtu;
params->hard_mtu = MLX5E_ETH_HARD_MTU;
params->num_channels = min_t(unsigned int, MLX5E_MAX_NUM_CHANNELS / 2,
@@ -5203,8 +5201,35 @@ static const struct mlx5e_profile mlx5e_nic_profile = {
.rx_ptp_support = true,
};
+static unsigned int
+mlx5e_calc_max_nch(struct mlx5_core_dev *mdev, struct net_device *netdev,
+ const struct mlx5e_profile *profile)
+
+{
+ unsigned int max_nch, tmp;
+
+ /* core resources */
+ max_nch = mlx5e_get_max_num_channels(mdev);
+
+ /* netdev rx queues */
+ tmp = netdev->num_rx_queues / max_t(u8, profile->rq_groups, 1);
+ max_nch = min_t(unsigned int, max_nch, tmp);
+
+ /* netdev tx queues */
+ tmp = netdev->num_tx_queues;
+ if (mlx5_qos_is_supported(mdev))
+ tmp -= mlx5e_qos_max_leaf_nodes(mdev);
+ if (MLX5_CAP_GEN(mdev, ts_cqe_to_dest_cqn))
+ tmp -= profile->max_tc;
+ tmp = tmp / profile->max_tc;
+ max_nch = min_t(unsigned int, max_nch, tmp);
+
+ return max_nch;
+}
+
/* mlx5e generic netdev management API (move to en_common.c) */
int mlx5e_priv_init(struct mlx5e_priv *priv,
+ const struct mlx5e_profile *profile,
struct net_device *netdev,
struct mlx5_core_dev *mdev)
{
@@ -5212,6 +5237,8 @@ int mlx5e_priv_init(struct mlx5e_priv *priv,
priv->mdev = mdev;
priv->netdev = netdev;
priv->msglevel = MLX5E_MSG_LEVEL;
+ priv->max_nch = mlx5e_calc_max_nch(mdev, netdev, profile);
+ priv->stats_nch = priv->max_nch;
priv->max_opened_tc = 1;
if (!alloc_cpumask_var(&priv->scratchpad.cpumask, GFP_KERNEL))
@@ -5255,7 +5282,8 @@ void mlx5e_priv_cleanup(struct mlx5e_priv *priv)
}
struct net_device *
-mlx5e_create_netdev(struct mlx5_core_dev *mdev, unsigned int txqs, unsigned int rxqs)
+mlx5e_create_netdev(struct mlx5_core_dev *mdev, const struct mlx5e_profile *profile,
+ unsigned int txqs, unsigned int rxqs)
{
struct net_device *netdev;
int err;
@@ -5266,7 +5294,7 @@ mlx5e_create_netdev(struct mlx5_core_dev *mdev, unsigned int txqs, unsigned int
return NULL;
}
- err = mlx5e_priv_init(netdev_priv(netdev), netdev, mdev);
+ err = mlx5e_priv_init(netdev_priv(netdev), profile, netdev, mdev);
if (err) {
mlx5_core_err(mdev, "mlx5e_priv_init failed, err=%d\n", err);
goto err_free_netdev;
@@ -5308,7 +5336,7 @@ int mlx5e_attach_netdev(struct mlx5e_priv *priv)
clear_bit(MLX5E_STATE_DESTROYING, &priv->state);
/* max number of channels may have changed */
- max_nch = mlx5e_get_max_num_channels(priv->mdev);
+ max_nch = mlx5e_calc_max_nch(priv->mdev, priv->netdev, profile);
if (priv->channels.params.num_channels > max_nch) {
mlx5_core_warn(priv->mdev, "MLX5E: Reducing number of channels to %d\n", max_nch);
/* Reducing the number of channels - RXFH has to be reset, and
@@ -5317,6 +5345,13 @@ int mlx5e_attach_netdev(struct mlx5e_priv *priv)
priv->netdev->priv_flags &= ~IFF_RXFH_CONFIGURED;
priv->channels.params.num_channels = max_nch;
}
+ if (max_nch != priv->max_nch) {
+ mlx5_core_warn(priv->mdev,
+ "MLX5E: Updating max number of channels from %u to %u\n",
+ priv->max_nch, max_nch);
+ priv->max_nch = max_nch;
+ }
+
/* 1. Set the real number of queues in the kernel the first time.
* 2. Set our default XPS cpumask.
* 3. Build the RQT.
@@ -5381,7 +5416,7 @@ mlx5e_netdev_attach_profile(struct net_device *netdev, struct mlx5_core_dev *mde
struct mlx5e_priv *priv = netdev_priv(netdev);
int err;
- err = mlx5e_priv_init(priv, netdev, mdev);
+ err = mlx5e_priv_init(priv, new_profile, netdev, mdev);
if (err) {
mlx5_core_err(mdev, "mlx5e_priv_init failed, err=%d\n", err);
return err;
@@ -5407,20 +5442,12 @@ mlx5e_netdev_attach_profile(struct net_device *netdev, struct mlx5_core_dev *mde
int mlx5e_netdev_change_profile(struct mlx5e_priv *priv,
const struct mlx5e_profile *new_profile, void *new_ppriv)
{
- unsigned int new_max_nch = mlx5e_calc_max_nch(priv, new_profile);
const struct mlx5e_profile *orig_profile = priv->profile;
struct net_device *netdev = priv->netdev;
struct mlx5_core_dev *mdev = priv->mdev;
void *orig_ppriv = priv->ppriv;
int err, rollback_err;
- /* sanity */
- if (new_max_nch != priv->max_nch) {
- netdev_warn(netdev, "%s: Replacing profile with different max channels\n",
- __func__);
- return -EINVAL;
- }
-
/* cleanup old profile */
mlx5e_detach_netdev(priv);
priv->profile->cleanup(priv);
@@ -5516,7 +5543,7 @@ static int mlx5e_probe(struct auxiliary_device *adev,
nch = mlx5e_get_max_num_channels(mdev);
txqs = nch * profile->max_tc + ptp_txqs + qos_sqs;
rxqs = nch * profile->rq_groups;
- netdev = mlx5e_create_netdev(mdev, txqs, rxqs);
+ netdev = mlx5e_create_netdev(mdev, profile, txqs, rxqs);
if (!netdev) {
mlx5_core_err(mdev, "mlx5e_create_netdev failed\n");
return -ENOMEM;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index bf94bcb6fa5d..bec1d344481c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -561,7 +561,6 @@ static void mlx5e_build_rep_params(struct net_device *netdev)
MLX5_CQ_PERIOD_MODE_START_FROM_CQE :
MLX5_CQ_PERIOD_MODE_START_FROM_EQE;
- priv->max_nch = mlx5e_calc_max_nch(priv, priv->profile);
params = &priv->channels.params;
params->num_channels = MLX5E_REP_PARAMS_DEF_NUM_CHANNELS;
@@ -1151,7 +1150,7 @@ mlx5e_vport_vf_rep_load(struct mlx5_core_dev *dev, struct mlx5_eswitch_rep *rep)
nch = mlx5e_get_max_num_channels(dev);
txqs = nch * profile->max_tc;
rxqs = nch * profile->rq_groups;
- netdev = mlx5e_create_netdev(dev, txqs, rxqs);
+ netdev = mlx5e_create_netdev(dev, profile, txqs, rxqs);
if (!netdev) {
mlx5_core_warn(dev,
"Failed to create representor netdev for vport %d\n",
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 3c65fd0bcf31..29a6586ef28d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -1001,14 +1001,9 @@ static inline void mlx5e_handle_csum(struct net_device *netdev,
goto csum_unnecessary;
if (likely(is_last_ethertype_ip(skb, &network_depth, &proto))) {
- u8 ipproto = get_ip_proto(skb, network_depth, proto);
-
- if (unlikely(ipproto == IPPROTO_SCTP))
+ if (unlikely(get_ip_proto(skb, network_depth, proto) == IPPROTO_SCTP))
goto csum_unnecessary;
- if (unlikely(mlx5_ipsec_is_rx_flow(cqe)))
- goto csum_none;
-
stats->csum_complete++;
skb->ip_summed = CHECKSUM_COMPLETE;
skb->csum = csum_unfold((__force __sum16)cqe->check_sum);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
index e4f5b6395148..e1dd17019030 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
@@ -34,6 +34,7 @@
#include "en.h"
#include "en_accel/tls.h"
#include "en_accel/en_accel.h"
+#include "en/ptp.h"
static unsigned int stats_grps_num(struct mlx5e_priv *priv)
{
@@ -450,7 +451,7 @@ static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(sw)
memset(s, 0, sizeof(*s));
- for (i = 0; i < priv->max_nch; i++) {
+ for (i = 0; i < priv->stats_nch; i++) {
struct mlx5e_channel_stats *channel_stats =
&priv->channel_stats[i];
int j;
@@ -2076,7 +2077,7 @@ static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(ptp)
if (priv->rx_ptp_opened) {
for (i = 0; i < NUM_PTP_RQ_STATS; i++)
sprintf(data + (idx++) * ETH_GSTRING_LEN,
- ptp_rq_stats_desc[i].format);
+ ptp_rq_stats_desc[i].format, MLX5E_PTP_CHANNEL_IX);
}
return idx;
}
@@ -2119,7 +2120,7 @@ static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(ptp) { return; }
static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(channels)
{
- int max_nch = priv->max_nch;
+ int max_nch = priv->stats_nch;
return (NUM_RQ_STATS * max_nch) +
(NUM_CH_STATS * max_nch) +
@@ -2133,7 +2134,7 @@ static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(channels)
static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(channels)
{
bool is_xsk = priv->xsk.ever_used;
- int max_nch = priv->max_nch;
+ int max_nch = priv->stats_nch;
int i, j, tc;
for (i = 0; i < max_nch; i++)
@@ -2175,7 +2176,7 @@ static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(channels)
static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(channels)
{
bool is_xsk = priv->xsk.ever_used;
- int max_nch = priv->max_nch;
+ int max_nch = priv->stats_nch;
int i, j, tc;
for (i = 0; i < max_nch; i++)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
index 0399a396d166..60a73990017c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
@@ -79,12 +79,16 @@ int esw_acl_egress_lgcy_setup(struct mlx5_eswitch *esw,
int dest_num = 0;
int err = 0;
- if (MLX5_CAP_ESW_EGRESS_ACL(esw->dev, flow_counter)) {
+ if (vport->egress.legacy.drop_counter) {
+ drop_counter = vport->egress.legacy.drop_counter;
+ } else if (MLX5_CAP_ESW_EGRESS_ACL(esw->dev, flow_counter)) {
drop_counter = mlx5_fc_create(esw->dev, false);
- if (IS_ERR(drop_counter))
+ if (IS_ERR(drop_counter)) {
esw_warn(esw->dev,
"vport[%d] configure egress drop rule counter err(%ld)\n",
vport->vport, PTR_ERR(drop_counter));
+ drop_counter = NULL;
+ }
vport->egress.legacy.drop_counter = drop_counter;
}
@@ -123,7 +127,7 @@ int esw_acl_egress_lgcy_setup(struct mlx5_eswitch *esw,
flow_act.action = MLX5_FLOW_CONTEXT_ACTION_DROP;
/* Attach egress drop flow counter */
- if (!IS_ERR_OR_NULL(drop_counter)) {
+ if (drop_counter) {
flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_COUNT;
drop_ctr_dst.type = MLX5_FLOW_DESTINATION_TYPE_COUNTER;
drop_ctr_dst.counter_id = mlx5_fc_id(drop_counter);
@@ -162,7 +166,7 @@ void esw_acl_egress_lgcy_cleanup(struct mlx5_eswitch *esw,
esw_acl_egress_table_destroy(vport);
clean_drop_counter:
- if (!IS_ERR_OR_NULL(vport->egress.legacy.drop_counter)) {
+ if (vport->egress.legacy.drop_counter) {
mlx5_fc_destroy(esw->dev, vport->egress.legacy.drop_counter);
vport->egress.legacy.drop_counter = NULL;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c
index f75b86abaf1c..b1a5199260f6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c
@@ -160,7 +160,9 @@ int esw_acl_ingress_lgcy_setup(struct mlx5_eswitch *esw,
esw_acl_ingress_lgcy_rules_destroy(vport);
- if (MLX5_CAP_ESW_INGRESS_ACL(esw->dev, flow_counter)) {
+ if (vport->ingress.legacy.drop_counter) {
+ counter = vport->ingress.legacy.drop_counter;
+ } else if (MLX5_CAP_ESW_INGRESS_ACL(esw->dev, flow_counter)) {
counter = mlx5_fc_create(esw->dev, false);
if (IS_ERR(counter)) {
esw_warn(esw->dev,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index 620d638e1e8f..1c9de6eddef8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
@@ -113,7 +113,7 @@ static void mlx5i_grp_sw_update_stats(struct mlx5e_priv *priv)
struct mlx5e_sw_stats s = { 0 };
int i, j;
- for (i = 0; i < priv->max_nch; i++) {
+ for (i = 0; i < priv->stats_nch; i++) {
struct mlx5e_channel_stats *channel_stats;
struct mlx5e_rq_stats *rq_stats;
@@ -729,7 +729,7 @@ static int mlx5_rdma_setup_rn(struct ib_device *ibdev, u32 port_num,
goto destroy_ht;
}
- err = mlx5e_priv_init(epriv, netdev, mdev);
+ err = mlx5e_priv_init(epriv, prof, netdev, mdev);
if (err)
goto destroy_mdev_resources;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
index ce696d523493..c009ccc88df4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
@@ -448,22 +448,20 @@ static u64 find_target_cycles(struct mlx5_core_dev *mdev, s64 target_ns)
return cycles_now + cycles_delta;
}
-static u64 perout_conf_internal_timer(struct mlx5_core_dev *mdev,
- s64 sec, u32 nsec)
+static u64 perout_conf_internal_timer(struct mlx5_core_dev *mdev, s64 sec)
{
- struct timespec64 ts;
+ struct timespec64 ts = {};
s64 target_ns;
ts.tv_sec = sec;
- ts.tv_nsec = nsec;
target_ns = timespec64_to_ns(&ts);
return find_target_cycles(mdev, target_ns);
}
-static u64 perout_conf_real_time(s64 sec, u32 nsec)
+static u64 perout_conf_real_time(s64 sec)
{
- return (u64)nsec | (u64)sec << 32;
+ return (u64)sec << 32;
}
static int mlx5_perout_configure(struct ptp_clock_info *ptp,
@@ -474,6 +472,7 @@ static int mlx5_perout_configure(struct ptp_clock_info *ptp,
container_of(ptp, struct mlx5_clock, ptp_info);
struct mlx5_core_dev *mdev =
container_of(clock, struct mlx5_core_dev, clock);
+ bool rt_mode = mlx5_real_time_mode(mdev);
u32 in[MLX5_ST_SZ_DW(mtpps_reg)] = {0};
struct timespec64 ts;
u32 field_select = 0;
@@ -501,8 +500,10 @@ static int mlx5_perout_configure(struct ptp_clock_info *ptp,
if (on) {
bool rt_mode = mlx5_real_time_mode(mdev);
- u32 nsec;
- s64 sec;
+ s64 sec = rq->perout.start.sec;
+
+ if (rq->perout.start.nsec)
+ return -EINVAL;
pin_mode = MLX5_PIN_MODE_OUT;
pattern = MLX5_OUT_PATTERN_PERIODIC;
@@ -513,14 +514,11 @@ static int mlx5_perout_configure(struct ptp_clock_info *ptp,
if ((ns >> 1) != 500000000LL)
return -EINVAL;
- nsec = rq->perout.start.nsec;
- sec = rq->perout.start.sec;
-
if (rt_mode && sec > U32_MAX)
return -EINVAL;
- time_stamp = rt_mode ? perout_conf_real_time(sec, nsec) :
- perout_conf_internal_timer(mdev, sec, nsec);
+ time_stamp = rt_mode ? perout_conf_real_time(sec) :
+ perout_conf_internal_timer(mdev, sec);
field_select |= MLX5_MTPPS_FS_PIN_MODE |
MLX5_MTPPS_FS_PATTERN |
@@ -538,6 +536,9 @@ static int mlx5_perout_configure(struct ptp_clock_info *ptp,
if (err)
return err;
+ if (rt_mode)
+ return 0;
+
return mlx5_set_mtppse(mdev, pin, 0,
MLX5_EVENT_MODE_REPETETIVE & on);
}
@@ -705,20 +706,14 @@ static void ts_next_sec(struct timespec64 *ts)
static u64 perout_conf_next_event_timer(struct mlx5_core_dev *mdev,
struct mlx5_clock *clock)
{
- bool rt_mode = mlx5_real_time_mode(mdev);
struct timespec64 ts;
s64 target_ns;
- if (rt_mode)
- ts = mlx5_ptp_gettimex_real_time(mdev, NULL);
- else
- mlx5_ptp_gettimex(&clock->ptp_info, &ts, NULL);
-
+ mlx5_ptp_gettimex(&clock->ptp_info, &ts, NULL);
ts_next_sec(&ts);
target_ns = timespec64_to_ns(&ts);
- return rt_mode ? perout_conf_real_time(ts.tv_sec, ts.tv_nsec) :
- find_target_cycles(mdev, target_ns);
+ return find_target_cycles(mdev, target_ns);
}
static int mlx5_pps_event(struct notifier_block *nb,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 3465b363fc2f..d9345c9ebbff 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -13,8 +13,8 @@
#endif
#define MLX5_MAX_IRQ_NAME (32)
-/* max irq_index is 255. three chars */
-#define MLX5_MAX_IRQ_IDX_CHARS (3)
+/* max irq_index is 2047, so four chars */
+#define MLX5_MAX_IRQ_IDX_CHARS (4)
#define MLX5_SFS_PER_CTRL_IRQ 64
#define MLX5_IRQ_CTRL_SF_MAX 8
@@ -610,8 +610,9 @@ void mlx5_irq_table_destroy(struct mlx5_core_dev *dev)
int mlx5_irq_table_get_sfs_vec(struct mlx5_irq_table *table)
{
if (table->sf_comp_pool)
- return table->sf_comp_pool->xa_num_irqs.max -
- table->sf_comp_pool->xa_num_irqs.min + 1;
+ return min_t(int, num_online_cpus(),
+ table->sf_comp_pool->xa_num_irqs.max -
+ table->sf_comp_pool->xa_num_irqs.min + 1);
else
return mlx5_irq_table_get_num_comp(table);
}
diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c
index 7945393a0655..99d7376a70a7 100644
--- a/drivers/net/ethernet/mscc/ocelot_vcap.c
+++ b/drivers/net/ethernet/mscc/ocelot_vcap.c
@@ -998,8 +998,8 @@ ocelot_vcap_block_find_filter_by_index(struct ocelot_vcap_block *block,
}
struct ocelot_vcap_filter *
-ocelot_vcap_block_find_filter_by_id(struct ocelot_vcap_block *block, int cookie,
- bool tc_offload)
+ocelot_vcap_block_find_filter_by_id(struct ocelot_vcap_block *block,
+ unsigned long cookie, bool tc_offload)
{
struct ocelot_vcap_filter *filter;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index ed817011a94a..6924a6aacbd5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -21,6 +21,7 @@
#include <linux/delay.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
+#include <linux/pm_runtime.h>
#include "stmmac_platform.h"
@@ -1528,6 +1529,8 @@ static int rk_gmac_powerup(struct rk_priv_data *bsp_priv)
return ret;
}
+ pm_runtime_get_sync(dev);
+
if (bsp_priv->integrated_phy)
rk_gmac_integrated_phy_powerup(bsp_priv);
@@ -1539,6 +1542,8 @@ static void rk_gmac_powerdown(struct rk_priv_data *gmac)
if (gmac->integrated_phy)
rk_gmac_integrated_phy_powerdown(gmac);
+ pm_runtime_put_sync(&gmac->pdev->dev);
+
phy_power_on(gmac, false);
gmac_clk_enable(gmac, false);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 86151a817b79..6b2a5e5769e8 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -477,6 +477,10 @@ bool stmmac_eee_init(struct stmmac_priv *priv)
stmmac_lpi_entry_timer_config(priv, 0);
del_timer_sync(&priv->eee_ctrl_timer);
stmmac_set_eee_timer(priv, priv->hw, 0, eee_tw_timer);
+ if (priv->hw->xpcs)
+ xpcs_config_eee(priv->hw->xpcs,
+ priv->plat->mult_fact_100ns,
+ false);
}
mutex_unlock(&priv->lock);
return false;
@@ -1038,7 +1042,7 @@ static void stmmac_mac_link_down(struct phylink_config *config,
stmmac_mac_set(priv, priv->ioaddr, false);
priv->eee_active = false;
priv->tx_lpi_enabled = false;
- stmmac_eee_init(priv);
+ priv->eee_enabled = stmmac_eee_init(priv);
stmmac_set_eee_pls(priv, priv->hw, false);
if (priv->dma_cap.fpesel)
diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c
index 4bd61339823c..d4ab03a92fb5 100644
--- a/drivers/net/pcs/pcs-xpcs.c
+++ b/drivers/net/pcs/pcs-xpcs.c
@@ -662,6 +662,10 @@ int xpcs_config_eee(struct dw_xpcs *xpcs, int mult_fact_100ns, int enable)
{
int ret;
+ ret = xpcs_read(xpcs, MDIO_MMD_VEND2, DW_VR_MII_EEE_MCTRL0);
+ if (ret < 0)
+ return ret;
+
if (enable) {
/* Enable EEE */
ret = DW_VR_MII_EEE_LTX_EN | DW_VR_MII_EEE_LRX_EN |
@@ -669,9 +673,6 @@ int xpcs_config_eee(struct dw_xpcs *xpcs, int mult_fact_100ns, int enable)
DW_VR_MII_EEE_TX_EN_CTRL | DW_VR_MII_EEE_RX_EN_CTRL |
mult_fact_100ns << DW_VR_MII_EEE_MULT_FACT_100NS_SHIFT;
} else {
- ret = xpcs_read(xpcs, MDIO_MMD_VEND2, DW_VR_MII_EEE_MCTRL0);
- if (ret < 0)
- return ret;
ret &= ~(DW_VR_MII_EEE_LTX_EN | DW_VR_MII_EEE_LRX_EN |
DW_VR_MII_EEE_TX_QUIET_EN | DW_VR_MII_EEE_RX_QUIET_EN |
DW_VR_MII_EEE_TX_EN_CTRL | DW_VR_MII_EEE_RX_EN_CTRL |
@@ -686,21 +687,28 @@ int xpcs_config_eee(struct dw_xpcs *xpcs, int mult_fact_100ns, int enable)
if (ret < 0)
return ret;
- ret |= DW_VR_MII_EEE_TRN_LPI;
+ if (enable)
+ ret |= DW_VR_MII_EEE_TRN_LPI;
+ else
+ ret &= ~DW_VR_MII_EEE_TRN_LPI;
+
return xpcs_write(xpcs, MDIO_MMD_VEND2, DW_VR_MII_EEE_MCTRL1, ret);
}
EXPORT_SYMBOL_GPL(xpcs_config_eee);
static int xpcs_config_aneg_c37_sgmii(struct dw_xpcs *xpcs, unsigned int mode)
{
- int ret;
+ int ret, mdio_ctrl;
/* For AN for C37 SGMII mode, the settings are :-
- * 1) VR_MII_AN_CTRL Bit(2:1)[PCS_MODE] = 10b (SGMII AN)
- * 2) VR_MII_AN_CTRL Bit(3) [TX_CONFIG] = 0b (MAC side SGMII)
+ * 1) VR_MII_MMD_CTRL Bit(12) [AN_ENABLE] = 0b (Disable SGMII AN in case
+ it is already enabled)
+ * 2) VR_MII_AN_CTRL Bit(2:1)[PCS_MODE] = 10b (SGMII AN)
+ * 3) VR_MII_AN_CTRL Bit(3) [TX_CONFIG] = 0b (MAC side SGMII)
* DW xPCS used with DW EQoS MAC is always MAC side SGMII.
- * 3) VR_MII_DIG_CTRL1 Bit(9) [MAC_AUTO_SW] = 1b (Automatic
+ * 4) VR_MII_DIG_CTRL1 Bit(9) [MAC_AUTO_SW] = 1b (Automatic
* speed/duplex mode change by HW after SGMII AN complete)
+ * 5) VR_MII_MMD_CTRL Bit(12) [AN_ENABLE] = 1b (Enable SGMII AN)
*
* Note: Since it is MAC side SGMII, there is no need to set
* SR_MII_AN_ADV. MAC side SGMII receives AN Tx Config from
@@ -708,6 +716,17 @@ static int xpcs_config_aneg_c37_sgmii(struct dw_xpcs *xpcs, unsigned int mode)
* between PHY and Link Partner. There is also no need to
* trigger AN restart for MAC-side SGMII.
*/
+ mdio_ctrl = xpcs_read(xpcs, MDIO_MMD_VEND2, DW_VR_MII_MMD_CTRL);
+ if (mdio_ctrl < 0)
+ return mdio_ctrl;
+
+ if (mdio_ctrl & AN_CL37_EN) {
+ ret = xpcs_write(xpcs, MDIO_MMD_VEND2, DW_VR_MII_MMD_CTRL,
+ mdio_ctrl & ~AN_CL37_EN);
+ if (ret < 0)
+ return ret;
+ }
+
ret = xpcs_read(xpcs, MDIO_MMD_VEND2, DW_VR_MII_AN_CTRL);
if (ret < 0)
return ret;
@@ -732,7 +751,15 @@ static int xpcs_config_aneg_c37_sgmii(struct dw_xpcs *xpcs, unsigned int mode)
else
ret &= ~DW_VR_MII_DIG_CTRL1_MAC_AUTO_SW;
- return xpcs_write(xpcs, MDIO_MMD_VEND2, DW_VR_MII_DIG_CTRL1, ret);
+ ret = xpcs_write(xpcs, MDIO_MMD_VEND2, DW_VR_MII_DIG_CTRL1, ret);
+ if (ret < 0)
+ return ret;
+
+ if (phylink_autoneg_inband(mode))
+ ret = xpcs_write(xpcs, MDIO_MMD_VEND2, DW_VR_MII_MMD_CTRL,
+ mdio_ctrl | AN_CL37_EN);
+
+ return ret;
}
static int xpcs_config_2500basex(struct dw_xpcs *xpcs)
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index ee8313a4ac71..6865d9319197 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -538,6 +538,13 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner)
bus->dev.groups = NULL;
dev_set_name(&bus->dev, "%s", bus->id);
+ /* We need to set state to MDIOBUS_UNREGISTERED to correctly release
+ * the device in mdiobus_free()
+ *
+ * State will be updated later in this function in case of success
+ */
+ bus->state = MDIOBUS_UNREGISTERED;
+
err = device_register(&bus->dev);
if (err) {
pr_err("mii_bus %s failed to register\n", bus->id);
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 34e90216bd2c..ab77a9f439ef 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -134,7 +134,7 @@ static const char * const sm_state_strings[] = {
[SFP_S_LINK_UP] = "link_up",
[SFP_S_TX_FAULT] = "tx_fault",
[SFP_S_REINIT] = "reinit",
- [SFP_S_TX_DISABLE] = "rx_disable",
+ [SFP_S_TX_DISABLE] = "tx_disable",
};
static const char *sm_state_to_str(unsigned short sm_state)
diff --git a/drivers/net/wireless/ath/ath5k/Kconfig b/drivers/net/wireless/ath/ath5k/Kconfig
index f35cd8de228e..6914b37bb0fb 100644
--- a/drivers/net/wireless/ath/ath5k/Kconfig
+++ b/drivers/net/wireless/ath/ath5k/Kconfig
@@ -3,9 +3,7 @@ config ATH5K
tristate "Atheros 5xxx wireless cards support"
depends on (PCI || ATH25) && MAC80211
select ATH_COMMON
- select MAC80211_LEDS
- select LEDS_CLASS
- select NEW_LEDS
+ select MAC80211_LEDS if LEDS_CLASS=y || LEDS_CLASS=MAC80211
select ATH5K_AHB if ATH25
select ATH5K_PCI if !ATH25
help
diff --git a/drivers/net/wireless/ath/ath5k/led.c b/drivers/net/wireless/ath/ath5k/led.c
index 6a2a16856763..33e9928af363 100644
--- a/drivers/net/wireless/ath/ath5k/led.c
+++ b/drivers/net/wireless/ath/ath5k/led.c
@@ -89,7 +89,8 @@ static const struct pci_device_id ath5k_led_devices[] = {
void ath5k_led_enable(struct ath5k_hw *ah)
{
- if (test_bit(ATH_STAT_LEDSOFT, ah->status)) {
+ if (IS_ENABLED(CONFIG_MAC80211_LEDS) &&
+ test_bit(ATH_STAT_LEDSOFT, ah->status)) {
ath5k_hw_set_gpio_output(ah, ah->led_pin);
ath5k_led_off(ah);
}
@@ -104,7 +105,8 @@ static void ath5k_led_on(struct ath5k_hw *ah)
void ath5k_led_off(struct ath5k_hw *ah)
{
- if (!test_bit(ATH_STAT_LEDSOFT, ah->status))
+ if (!IS_ENABLED(CONFIG_MAC80211_LEDS) ||
+ !test_bit(ATH_STAT_LEDSOFT, ah->status))
return;
ath5k_hw_set_gpio(ah, ah->led_pin, !ah->led_on);
}
@@ -146,7 +148,7 @@ ath5k_register_led(struct ath5k_hw *ah, struct ath5k_led *led,
static void
ath5k_unregister_led(struct ath5k_led *led)
{
- if (!led->ah)
+ if (!IS_ENABLED(CONFIG_MAC80211_LEDS) || !led->ah)
return;
led_classdev_unregister(&led->led_dev);
ath5k_led_off(led->ah);
@@ -169,7 +171,7 @@ int ath5k_init_leds(struct ath5k_hw *ah)
char name[ATH5K_LED_MAX_NAME_LEN + 1];
const struct pci_device_id *match;
- if (!ah->pdev)
+ if (!IS_ENABLED(CONFIG_MAC80211_LEDS) || !ah->pdev)
return 0;
#ifdef CONFIG_ATH5K_AHB
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
index 24b658a3098a..3ae727bc4e94 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
@@ -652,12 +652,13 @@ static bool __iwl_mvm_remove_time_event(struct iwl_mvm *mvm,
u32 *uid)
{
u32 id;
- struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(te_data->vif);
+ struct iwl_mvm_vif *mvmvif;
enum nl80211_iftype iftype;
if (!te_data->vif)
return false;
+ mvmvif = iwl_mvm_vif_from_mac80211(te_data->vif);
iftype = te_data->vif->type;
/*
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index 6f49950a5f6d..be3ad4281353 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -547,6 +547,8 @@ static const struct iwl_dev_info iwl_dev_info_table[] = {
IWL_DEV_INFO(0x43F0, 0x0074, iwl_ax201_cfg_qu_hr, NULL),
IWL_DEV_INFO(0x43F0, 0x0078, iwl_ax201_cfg_qu_hr, NULL),
IWL_DEV_INFO(0x43F0, 0x007C, iwl_ax201_cfg_qu_hr, NULL),
+ IWL_DEV_INFO(0x43F0, 0x1651, killer1650s_2ax_cfg_qu_b0_hr_b0, iwl_ax201_killer_1650s_name),
+ IWL_DEV_INFO(0x43F0, 0x1652, killer1650i_2ax_cfg_qu_b0_hr_b0, iwl_ax201_killer_1650i_name),
IWL_DEV_INFO(0x43F0, 0x2074, iwl_ax201_cfg_qu_hr, NULL),
IWL_DEV_INFO(0x43F0, 0x4070, iwl_ax201_cfg_qu_hr, NULL),
IWL_DEV_INFO(0xA0F0, 0x0070, iwl_ax201_cfg_qu_hr, NULL),
diff --git a/drivers/of/base.c b/drivers/of/base.c
index 48e941f99558..073ea7cd007b 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -36,6 +36,7 @@ LIST_HEAD(aliases_lookup);
struct device_node *of_root;
EXPORT_SYMBOL(of_root);
struct device_node *of_chosen;
+EXPORT_SYMBOL(of_chosen);
struct device_node *of_aliases;
struct device_node *of_stdout;
static const char *of_stdout_options;
diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c
index a53bd8728d0d..fc1a29acadbb 100644
--- a/drivers/pci/controller/pci-hyperv.c
+++ b/drivers/pci/controller/pci-hyperv.c
@@ -3229,9 +3229,17 @@ static int hv_pci_bus_exit(struct hv_device *hdev, bool keep_devs)
return 0;
if (!keep_devs) {
- /* Delete any children which might still exist. */
+ struct list_head removed;
+
+ /* Move all present children to the list on stack */
+ INIT_LIST_HEAD(&removed);
spin_lock_irqsave(&hbus->device_list_lock, flags);
- list_for_each_entry_safe(hpdev, tmp, &hbus->children, list_entry) {
+ list_for_each_entry_safe(hpdev, tmp, &hbus->children, list_entry)
+ list_move_tail(&hpdev->list_entry, &removed);
+ spin_unlock_irqrestore(&hbus->device_list_lock, flags);
+
+ /* Remove all children in the list */
+ list_for_each_entry_safe(hpdev, tmp, &removed, list_entry) {
list_del(&hpdev->list_entry);
if (hpdev->pci_slot)
pci_destroy_slot(hpdev->pci_slot);
@@ -3239,7 +3247,6 @@ static int hv_pci_bus_exit(struct hv_device *hdev, bool keep_devs)
put_pcichild(hpdev);
put_pcichild(hpdev);
}
- spin_unlock_irqrestore(&hbus->device_list_lock, flags);
}
ret = hv_send_resources_released(hdev);
diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c
index a17e8cc642c5..8070f3fd98f0 100644
--- a/drivers/ptp/ptp_pch.c
+++ b/drivers/ptp/ptp_pch.c
@@ -644,6 +644,7 @@ static const struct pci_device_id pch_ieee1588_pcidev_id[] = {
},
{0}
};
+MODULE_DEVICE_TABLE(pci, pch_ieee1588_pcidev_id);
static SIMPLE_DEV_PM_OPS(pch_pm_ops, pch_suspend, pch_resume);
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 4683c183e9d4..5bc91d34df63 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -2281,11 +2281,6 @@ int iscsi_eh_abort(struct scsi_cmnd *sc)
return FAILED;
}
- conn = session->leadconn;
- iscsi_get_conn(conn->cls_conn);
- conn->eh_abort_cnt++;
- age = session->age;
-
spin_lock(&session->back_lock);
task = (struct iscsi_task *)sc->SCp.ptr;
if (!task || !task->sc) {
@@ -2293,8 +2288,16 @@ int iscsi_eh_abort(struct scsi_cmnd *sc)
ISCSI_DBG_EH(session, "sc completed while abort in progress\n");
spin_unlock(&session->back_lock);
- goto success;
+ spin_unlock_bh(&session->frwd_lock);
+ mutex_unlock(&session->eh_mutex);
+ return SUCCESS;
}
+
+ conn = session->leadconn;
+ iscsi_get_conn(conn->cls_conn);
+ conn->eh_abort_cnt++;
+ age = session->age;
+
ISCSI_DBG_EH(session, "aborting [sc %p itt 0x%x]\n", sc, task->itt);
__iscsi_get_task(task);
spin_unlock(&session->back_lock);
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index a3f5af088122..b073b514dcc4 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6365,27 +6365,6 @@ static irqreturn_t ufshcd_check_errors(struct ufs_hba *hba, u32 intr_status)
return retval;
}
-struct ctm_info {
- struct ufs_hba *hba;
- unsigned long pending;
- unsigned int ncpl;
-};
-
-static bool ufshcd_compl_tm(struct request *req, void *priv, bool reserved)
-{
- struct ctm_info *const ci = priv;
- struct completion *c;
-
- WARN_ON_ONCE(reserved);
- if (test_bit(req->tag, &ci->pending))
- return true;
- ci->ncpl++;
- c = req->end_io_data;
- if (c)
- complete(c);
- return true;
-}
-
/**
* ufshcd_tmc_handler - handle task management function completion
* @hba: per adapter instance
@@ -6396,18 +6375,24 @@ static bool ufshcd_compl_tm(struct request *req, void *priv, bool reserved)
*/
static irqreturn_t ufshcd_tmc_handler(struct ufs_hba *hba)
{
- unsigned long flags;
- struct request_queue *q = hba->tmf_queue;
- struct ctm_info ci = {
- .hba = hba,
- };
+ unsigned long flags, pending, issued;
+ irqreturn_t ret = IRQ_NONE;
+ int tag;
+
+ pending = ufshcd_readl(hba, REG_UTP_TASK_REQ_DOOR_BELL);
spin_lock_irqsave(hba->host->host_lock, flags);
- ci.pending = ufshcd_readl(hba, REG_UTP_TASK_REQ_DOOR_BELL);
- blk_mq_tagset_busy_iter(q->tag_set, ufshcd_compl_tm, &ci);
+ issued = hba->outstanding_tasks & ~pending;
+ for_each_set_bit(tag, &issued, hba->nutmrs) {
+ struct request *req = hba->tmf_rqs[tag];
+ struct completion *c = req->end_io_data;
+
+ complete(c);
+ ret = IRQ_HANDLED;
+ }
spin_unlock_irqrestore(hba->host->host_lock, flags);
- return ci.ncpl ? IRQ_HANDLED : IRQ_NONE;
+ return ret;
}
/**
@@ -6530,9 +6515,9 @@ static int __ufshcd_issue_tm_cmd(struct ufs_hba *hba,
ufshcd_hold(hba, false);
spin_lock_irqsave(host->host_lock, flags);
- blk_mq_start_request(req);
task_tag = req->tag;
+ hba->tmf_rqs[req->tag] = req;
treq->upiu_req.req_header.dword_0 |= cpu_to_be32(task_tag);
memcpy(hba->utmrdl_base_addr + task_tag, treq, sizeof(*treq));
@@ -6576,6 +6561,7 @@ static int __ufshcd_issue_tm_cmd(struct ufs_hba *hba,
}
spin_lock_irqsave(hba->host->host_lock, flags);
+ hba->tmf_rqs[req->tag] = NULL;
__clear_bit(task_tag, &hba->outstanding_tasks);
spin_unlock_irqrestore(hba->host->host_lock, flags);
@@ -9568,6 +9554,12 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq)
err = PTR_ERR(hba->tmf_queue);
goto free_tmf_tag_set;
}
+ hba->tmf_rqs = devm_kcalloc(hba->dev, hba->nutmrs,
+ sizeof(*hba->tmf_rqs), GFP_KERNEL);
+ if (!hba->tmf_rqs) {
+ err = -ENOMEM;
+ goto free_tmf_queue;
+ }
/* Reset the attached device */
ufshcd_device_reset(hba);
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index aa95deffb873..6069e37ec983 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -780,6 +780,7 @@ struct ufs_hba {
struct blk_mq_tag_set tmf_tag_set;
struct request_queue *tmf_queue;
+ struct request **tmf_rqs;
struct uic_command *active_uic_cmd;
struct mutex uic_cmd_mutex;
diff --git a/drivers/soc/qcom/mdt_loader.c b/drivers/soc/qcom/mdt_loader.c
index eba7f76f9d61..6034cd8992b0 100644
--- a/drivers/soc/qcom/mdt_loader.c
+++ b/drivers/soc/qcom/mdt_loader.c
@@ -98,7 +98,7 @@ void *qcom_mdt_read_metadata(const struct firmware *fw, size_t *data_len)
if (ehdr->e_phnum < 2)
return ERR_PTR(-EINVAL);
- if (phdrs[0].p_type == PT_LOAD || phdrs[1].p_type == PT_LOAD)
+ if (phdrs[0].p_type == PT_LOAD)
return ERR_PTR(-EINVAL);
if ((phdrs[1].p_flags & QCOM_MDT_TYPE_MASK) != QCOM_MDT_TYPE_HASH)
diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c
index b2f049faa3df..a6cffd57d3c7 100644
--- a/drivers/soc/qcom/socinfo.c
+++ b/drivers/soc/qcom/socinfo.c
@@ -628,7 +628,7 @@ static int qcom_socinfo_probe(struct platform_device *pdev)
/* Feed the soc specific unique data into entropy pool */
add_device_randomness(info, item_size);
- platform_set_drvdata(pdev, qs->soc_dev);
+ platform_set_drvdata(pdev, qs);
return 0;
}
diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c
index ea64e187854e..f32e1cbbe8c5 100644
--- a/drivers/soc/ti/omap_prm.c
+++ b/drivers/soc/ti/omap_prm.c
@@ -825,25 +825,28 @@ static int omap_reset_deassert(struct reset_controller_dev *rcdev,
writel_relaxed(v, reset->prm->base + reset->prm->data->rstctrl);
spin_unlock_irqrestore(&reset->lock, flags);
- if (!has_rstst)
- goto exit;
+ /* wait for the reset bit to clear */
+ ret = readl_relaxed_poll_timeout_atomic(reset->prm->base +
+ reset->prm->data->rstctrl,
+ v, !(v & BIT(id)), 1,
+ OMAP_RESET_MAX_WAIT);
+ if (ret)
+ pr_err("%s: timedout waiting for %s:%lu\n", __func__,
+ reset->prm->data->name, id);
/* wait for the status to be set */
- ret = readl_relaxed_poll_timeout_atomic(reset->prm->base +
+ if (has_rstst) {
+ ret = readl_relaxed_poll_timeout_atomic(reset->prm->base +
reset->prm->data->rstst,
v, v & BIT(st_bit), 1,
OMAP_RESET_MAX_WAIT);
- if (ret)
- pr_err("%s: timedout waiting for %s:%lu\n", __func__,
- reset->prm->data->name, id);
+ if (ret)
+ pr_err("%s: timedout waiting for %s:%lu\n", __func__,
+ reset->prm->data->name, id);
+ }
-exit:
- if (reset->clkdm) {
- /* At least dra7 iva needs a delay before clkdm idle */
- if (has_rstst)
- udelay(1);
+ if (reset->clkdm)
pdata->clkdm_allow_idle(reset->clkdm);
- }
return ret;
}
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index 8b7bc10b6e8b..f1d100671ee6 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -420,11 +420,16 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
data->phy = devm_usb_get_phy_by_phandle(dev, "fsl,usbphy", 0);
if (IS_ERR(data->phy)) {
ret = PTR_ERR(data->phy);
- /* Return -EINVAL if no usbphy is available */
- if (ret == -ENODEV)
- data->phy = NULL;
- else
- goto err_clk;
+ if (ret == -ENODEV) {
+ data->phy = devm_usb_get_phy_by_phandle(dev, "phys", 0);
+ if (IS_ERR(data->phy)) {
+ ret = PTR_ERR(data->phy);
+ if (ret == -ENODEV)
+ data->phy = NULL;
+ else
+ goto err_clk;
+ }
+ }
}
pdata.usb_phy = data->phy;
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 5b90d0979c60..8913c58c306e 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -340,6 +340,9 @@ static void acm_process_notification(struct acm *acm, unsigned char *buf)
acm->iocount.overrun++;
spin_unlock_irqrestore(&acm->read_lock, flags);
+ if (newctrl & ACM_CTRL_BRK)
+ tty_flip_buffer_push(&acm->port);
+
if (difference)
wake_up_all(&acm->wioctl);
@@ -475,11 +478,16 @@ static int acm_submit_read_urbs(struct acm *acm, gfp_t mem_flags)
static void acm_process_read_urb(struct acm *acm, struct urb *urb)
{
+ unsigned long flags;
+
if (!urb->actual_length)
return;
+ spin_lock_irqsave(&acm->read_lock, flags);
tty_insert_flip_string(&acm->port, urb->transfer_buffer,
urb->actual_length);
+ spin_unlock_irqrestore(&acm->read_lock, flags);
+
tty_flip_buffer_push(&acm->port);
}
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 35d5908b5478..fdf79bcf7eb0 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -824,7 +824,7 @@ static struct usb_class_driver wdm_class = {
};
/* --- WWAN framework integration --- */
-#ifdef CONFIG_WWAN_CORE
+#ifdef CONFIG_WWAN
static int wdm_wwan_port_start(struct wwan_port *port)
{
struct wdm_device *desc = wwan_port_get_drvdata(port);
@@ -963,11 +963,11 @@ static void wdm_wwan_rx(struct wdm_device *desc, int length)
/* inbuf has been copied, it is safe to check for outstanding data */
schedule_work(&desc->service_outs_intr);
}
-#else /* CONFIG_WWAN_CORE */
+#else /* CONFIG_WWAN */
static void wdm_wwan_init(struct wdm_device *desc) {}
static void wdm_wwan_deinit(struct wdm_device *desc) {}
static void wdm_wwan_rx(struct wdm_device *desc, int length) {}
-#endif /* CONFIG_WWAN_CORE */
+#endif /* CONFIG_WWAN */
/* --- error handling --- */
static void wdm_rxwork(struct work_struct *work)
diff --git a/drivers/usb/common/Kconfig b/drivers/usb/common/Kconfig
index 5e8a04e3dd3c..b856622431a7 100644
--- a/drivers/usb/common/Kconfig
+++ b/drivers/usb/common/Kconfig
@@ -6,8 +6,7 @@ config USB_COMMON
config USB_LED_TRIG
bool "USB LED Triggers"
- depends on LEDS_CLASS && LEDS_TRIGGERS
- select USB_COMMON
+ depends on LEDS_CLASS && USB_COMMON && LEDS_TRIGGERS
help
This option adds LED triggers for USB host and/or gadget activity.
diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c
index 37c94031af1e..53cb6b2637a0 100644
--- a/drivers/usb/gadget/function/f_uac2.c
+++ b/drivers/usb/gadget/function/f_uac2.c
@@ -593,11 +593,17 @@ static int set_ep_max_packet_size(const struct f_uac2_opts *uac2_opts,
ssize = uac2_opts->c_ssize;
}
- if (!is_playback && (uac2_opts->c_sync == USB_ENDPOINT_SYNC_ASYNC))
+ if (!is_playback && (uac2_opts->c_sync == USB_ENDPOINT_SYNC_ASYNC)) {
+ // Win10 requires max packet size + 1 frame
srate = srate * (1000 + uac2_opts->fb_max) / 1000;
-
- max_size_bw = num_channels(chmask) * ssize *
- DIV_ROUND_UP(srate, factor / (1 << (ep_desc->bInterval - 1)));
+ // updated srate is always bigger, therefore DIV_ROUND_UP always yields +1
+ max_size_bw = num_channels(chmask) * ssize *
+ (DIV_ROUND_UP(srate, factor / (1 << (ep_desc->bInterval - 1))));
+ } else {
+ // adding 1 frame provision for Win10
+ max_size_bw = num_channels(chmask) * ssize *
+ (DIV_ROUND_UP(srate, factor / (1 << (ep_desc->bInterval - 1))) + 1);
+ }
ep_desc->wMaxPacketSize = cpu_to_le16(min_t(u16, max_size_bw,
max_size_ep));
diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index 9858716698df..c15eec9cc460 100644
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -696,7 +696,7 @@ irqreturn_t tcpci_irq(struct tcpci *tcpci)
tcpm_pd_receive(tcpci->port, &msg);
}
- if (status & TCPC_ALERT_EXTENDED_STATUS) {
+ if (tcpci->data->vbus_vsafe0v && (status & TCPC_ALERT_EXTENDED_STATUS)) {
ret = regmap_read(tcpci->regmap, TCPC_EXTENDED_STATUS, &raw);
if (!ret && (raw & TCPC_EXTENDED_STATUS_VSAFE0V))
tcpm_vbus_change(tcpci->port);
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 5d05de666597..686b9245d6d6 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -4846,6 +4846,7 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
tcpm_set_state(port, SRC_ATTACH_WAIT, 0);
break;
case SRC_ATTACHED:
+ case SRC_STARTUP:
case SRC_SEND_CAPABILITIES:
case SRC_READY:
if (tcpm_port_is_disconnected(port) ||
diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index 21b3ae25c76d..ea4cc0a6e40c 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -625,10 +625,6 @@ static int tps6598x_probe(struct i2c_client *client)
if (ret < 0)
return ret;
- fwnode = device_get_named_child_node(&client->dev, "connector");
- if (!fwnode)
- return -ENODEV;
-
/*
* This fwnode has a "compatible" property, but is never populated as a
* struct device. Instead we simply parse it to read the properties.
@@ -636,7 +632,9 @@ static int tps6598x_probe(struct i2c_client *client)
* with existing DT files, we work around this by deleting any
* fwnode_links to/from this fwnode.
*/
- fw_devlink_purge_absent_suppliers(fwnode);
+ fwnode = device_get_named_child_node(&client->dev, "connector");
+ if (fwnode)
+ fw_devlink_purge_absent_suppliers(fwnode);
tps->role_sw = fwnode_usb_role_switch_get(fwnode);
if (IS_ERR(tps->role_sw)) {
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index d33c5cd684c0..f71668367caf 100644
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -2191,8 +2191,9 @@ config FB_HYPERV
This framebuffer driver supports Microsoft Hyper-V Synthetic Video.
config FB_SIMPLE
- bool "Simple framebuffer support"
- depends on (FB = y) && !DRM_SIMPLEDRM
+ tristate "Simple framebuffer support"
+ depends on FB
+ depends on !DRM_SIMPLEDRM
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
diff --git a/drivers/video/fbdev/gbefb.c b/drivers/video/fbdev/gbefb.c
index c5b99a4861e8..6b4d5a7f3e15 100644
--- a/drivers/video/fbdev/gbefb.c
+++ b/drivers/video/fbdev/gbefb.c
@@ -1267,7 +1267,7 @@ static struct platform_device *gbefb_device;
static int __init gbefb_init(void)
{
int ret = platform_driver_register(&gbefb_driver);
- if (!ret) {
+ if (IS_ENABLED(CONFIG_SGI_IP32) && !ret) {
gbefb_device = platform_device_alloc("gbefb", 0);
if (gbefb_device) {
ret = platform_device_add(gbefb_device);
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index 43ebfe36ac27..3a50f097ed3e 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -491,12 +491,12 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp)
}
/*
- * Stop waiting if either state is not BP_EAGAIN and ballooning action is
- * needed, or if the credit has changed while state is BP_EAGAIN.
+ * 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)
{
- if (state != BP_EAGAIN)
+ if (state == BP_DONE)
credit = 0;
return current_credit() != credit || kthread_should_stop();
@@ -516,10 +516,19 @@ static int balloon_thread(void *unused)
set_freezable();
for (;;) {
- if (state == BP_EAGAIN)
- timeout = balloon_stats.schedule_delay * HZ;
- else
+ switch (state) {
+ case BP_DONE:
+ case BP_ECANCELED:
timeout = 3600 * HZ;
+ break;
+ case BP_EAGAIN:
+ timeout = balloon_stats.schedule_delay * HZ;
+ break;
+ case BP_WAIT:
+ timeout = HZ;
+ break;
+ }
+
credit = current_credit();
wait_event_freezable_timeout(balloon_thread_wq,
diff --git a/drivers/xen/privcmd.c b/drivers/xen/privcmd.c
index 720a7b7abd46..fe8df32bb612 100644
--- a/drivers/xen/privcmd.c
+++ b/drivers/xen/privcmd.c
@@ -803,11 +803,12 @@ static long privcmd_ioctl_mmap_resource(struct file *file,
unsigned int domid =
(xdata.flags & XENMEM_rsrc_acq_caller_owned) ?
DOMID_SELF : kdata.dom;
- int num;
+ int num, *errs = (int *)pfns;
+ BUILD_BUG_ON(sizeof(*errs) > sizeof(*pfns));
num = xen_remap_domain_mfn_array(vma,
kdata.addr & PAGE_MASK,
- pfns, kdata.num, (int *)pfns,
+ pfns, kdata.num, errs,
vma->vm_page_prot,
domid,
vma->vm_private_data);
@@ -817,7 +818,7 @@ static long privcmd_ioctl_mmap_resource(struct file *file,
unsigned int i;
for (i = 0; i < num; i++) {
- rc = pfns[i];
+ rc = errs[i];
if (rc < 0)
break;
}
diff --git a/fs/afs/write.c b/fs/afs/write.c
index 2dfe3b3a53d6..f24370f5c774 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -974,8 +974,7 @@ int afs_launder_page(struct page *page)
iov_iter_bvec(&iter, WRITE, bv, 1, bv[0].bv_len);
trace_afs_page_dirty(vnode, tracepoint_string("launder"), page);
- ret = afs_store_data(vnode, &iter, (loff_t)page->index * PAGE_SIZE,
- true);
+ ret = afs_store_data(vnode, &iter, page_offset(page) + f, true);
}
trace_afs_page_dirty(vnode, tracepoint_string("laundered"), page);
diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c
index 0b6cd3b8734c..994ec22d4040 100644
--- a/fs/netfs/read_helper.c
+++ b/fs/netfs/read_helper.c
@@ -150,7 +150,7 @@ static void netfs_clear_unread(struct netfs_read_subrequest *subreq)
{
struct iov_iter iter;
- iov_iter_xarray(&iter, WRITE, &subreq->rreq->mapping->i_pages,
+ iov_iter_xarray(&iter, READ, &subreq->rreq->mapping->i_pages,
subreq->start + subreq->transferred,
subreq->len - subreq->transferred);
iov_iter_zero(iov_iter_count(&iter), &iter);
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 7abeccb975b2..cf030ebe2827 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3544,15 +3544,18 @@ nfsd4_encode_dirent(void *ccdv, const char *name, int namlen,
goto fail;
cd->rd_maxcount -= entry_bytes;
/*
- * RFC 3530 14.2.24 describes rd_dircount as only a "hint", so
- * let's always let through the first entry, at least:
+ * RFC 3530 14.2.24 describes rd_dircount as only a "hint", and
+ * notes that it could be zero. If it is zero, then the server
+ * should enforce only the rd_maxcount value.
*/
- if (!cd->rd_dircount)
- goto fail;
- name_and_cookie = 4 + 4 * XDR_QUADLEN(namlen) + 8;
- if (name_and_cookie > cd->rd_dircount && cd->cookie_offset)
- goto fail;
- cd->rd_dircount -= min(cd->rd_dircount, name_and_cookie);
+ if (cd->rd_dircount) {
+ name_and_cookie = 4 + 4 * XDR_QUADLEN(namlen) + 8;
+ if (name_and_cookie > cd->rd_dircount && cd->cookie_offset)
+ goto fail;
+ cd->rd_dircount -= min(cd->rd_dircount, name_and_cookie);
+ if (!cd->rd_dircount)
+ cd->rd_maxcount = 0;
+ }
cd->cookie_offset = cookie_offset;
skip_entry:
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index c2c3d9077dc5..09ae1a0873d0 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -1545,7 +1545,7 @@ static int __init init_nfsd(void)
goto out_free_all;
return 0;
out_free_all:
- unregister_pernet_subsys(&nfsd_net_ops);
+ unregister_filesystem(&nfsd_fs_type);
out_free_exports:
remove_proc_entry("fs/nfs/exports", NULL);
remove_proc_entry("fs/nfs", NULL);
diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c
index 7c1850adec28..a4ad25f1f797 100644
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -1215,9 +1215,13 @@ static int ovl_rename(struct user_namespace *mnt_userns, struct inode *olddir,
goto out_dput;
}
} else {
- if (!d_is_negative(newdentry) &&
- (!new_opaque || !ovl_is_whiteout(newdentry)))
- goto out_dput;
+ if (!d_is_negative(newdentry)) {
+ if (!new_opaque || !ovl_is_whiteout(newdentry))
+ goto out_dput;
+ } else {
+ if (flags & RENAME_EXCHANGE)
+ goto out_dput;
+ }
}
if (olddentry == trap)
diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c
index d081faa55e83..c88ac571593d 100644
--- a/fs/overlayfs/file.c
+++ b/fs/overlayfs/file.c
@@ -296,6 +296,12 @@ static ssize_t ovl_read_iter(struct kiocb *iocb, struct iov_iter *iter)
if (ret)
return ret;
+ ret = -EINVAL;
+ if (iocb->ki_flags & IOCB_DIRECT &&
+ (!real.file->f_mapping->a_ops ||
+ !real.file->f_mapping->a_ops->direct_IO))
+ goto out_fdput;
+
old_cred = ovl_override_creds(file_inode(file)->i_sb);
if (is_sync_kiocb(iocb)) {
ret = vfs_iter_read(real.file, iter, &iocb->ki_pos,
@@ -320,7 +326,7 @@ static ssize_t ovl_read_iter(struct kiocb *iocb, struct iov_iter *iter)
out:
revert_creds(old_cred);
ovl_file_accessed(file);
-
+out_fdput:
fdput(real);
return ret;
@@ -349,6 +355,12 @@ static ssize_t ovl_write_iter(struct kiocb *iocb, struct iov_iter *iter)
if (ret)
goto out_unlock;
+ ret = -EINVAL;
+ if (iocb->ki_flags & IOCB_DIRECT &&
+ (!real.file->f_mapping->a_ops ||
+ !real.file->f_mapping->a_ops->direct_IO))
+ goto out_fdput;
+
if (!ovl_should_sync(OVL_FS(inode->i_sb)))
ifl &= ~(IOCB_DSYNC | IOCB_SYNC);
@@ -384,6 +396,7 @@ static ssize_t ovl_write_iter(struct kiocb *iocb, struct iov_iter *iter)
}
out:
revert_creds(old_cred);
+out_fdput:
fdput(real);
out_unlock:
diff --git a/include/net/netfilter/ipv6/nf_defrag_ipv6.h b/include/net/netfilter/ipv6/nf_defrag_ipv6.h
index 0fd8a4159662..ceadf8ba25a4 100644
--- a/include/net/netfilter/ipv6/nf_defrag_ipv6.h
+++ b/include/net/netfilter/ipv6/nf_defrag_ipv6.h
@@ -17,7 +17,6 @@ struct inet_frags_ctl;
struct nft_ct_frag6_pernet {
struct ctl_table_header *nf_frag_frags_hdr;
struct fqdir *fqdir;
- unsigned int users;
};
#endif /* _NF_DEFRAG_IPV6_H */
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 148f5d8ee5ab..a16171c5fd9e 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -1202,7 +1202,7 @@ struct nft_object *nft_obj_lookup(const struct net *net,
void nft_obj_notify(struct net *net, const struct nft_table *table,
struct nft_object *obj, u32 portid, u32 seq,
- int event, int family, int report, gfp_t gfp);
+ int event, u16 flags, int family, int report, gfp_t gfp);
/**
* struct nft_object_type - stateful object type
diff --git a/include/net/netns/netfilter.h b/include/net/netns/netfilter.h
index 15e2b13fb0c0..71343b969cd3 100644
--- a/include/net/netns/netfilter.h
+++ b/include/net/netns/netfilter.h
@@ -28,5 +28,11 @@ struct netns_nf {
#if IS_ENABLED(CONFIG_DECNET)
struct nf_hook_entries __rcu *hooks_decnet[NF_DN_NUMHOOKS];
#endif
+#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV4)
+ unsigned int defrag_ipv4_users;
+#endif
+#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
+ unsigned int defrag_ipv6_users;
+#endif
};
#endif
diff --git a/include/soc/mscc/ocelot_vcap.h b/include/soc/mscc/ocelot_vcap.h
index 25fd525aaf92..4869ebbd438d 100644
--- a/include/soc/mscc/ocelot_vcap.h
+++ b/include/soc/mscc/ocelot_vcap.h
@@ -694,7 +694,7 @@ int ocelot_vcap_filter_add(struct ocelot *ocelot,
int ocelot_vcap_filter_del(struct ocelot *ocelot,
struct ocelot_vcap_filter *rule);
struct ocelot_vcap_filter *
-ocelot_vcap_block_find_filter_by_id(struct ocelot_vcap_block *block, int id,
- bool tc_offload);
+ocelot_vcap_block_find_filter_by_id(struct ocelot_vcap_block *block,
+ unsigned long cookie, bool tc_offload);
#endif /* _OCELOT_VCAP_H_ */
diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c
index 6fbc2abe9c91..2553caf4f74a 100644
--- a/kernel/bpf/stackmap.c
+++ b/kernel/bpf/stackmap.c
@@ -63,7 +63,8 @@ static inline int stack_map_data_size(struct bpf_map *map)
static int prealloc_elems_and_freelist(struct bpf_stack_map *smap)
{
- u32 elem_size = sizeof(struct stack_map_bucket) + smap->map.value_size;
+ u64 elem_size = sizeof(struct stack_map_bucket) +
+ (u64)smap->map.value_size;
int err;
smap->elems = bpf_map_area_alloc(elem_size * smap->map.max_entries,
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 8642e56059fb..2abfbd4b8a15 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -1657,7 +1657,8 @@ static size_t br_get_linkxstats_size(const struct net_device *dev, int attr)
}
return numvls * nla_total_size(sizeof(struct bridge_vlan_xstats)) +
- nla_total_size(sizeof(struct br_mcast_stats)) +
+ nla_total_size_64bit(sizeof(struct br_mcast_stats)) +
+ (p ? nla_total_size_64bit(sizeof(p->stp_xstats)) : 0) +
nla_total_size(0);
}
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 662eb1c37f47..10e2a0e4804b 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -5265,7 +5265,7 @@ static int rtnl_fill_statsinfo(struct sk_buff *skb, struct net_device *dev,
static size_t if_nlmsg_stats_size(const struct net_device *dev,
u32 filter_mask)
{
- size_t size = 0;
+ size_t size = NLMSG_ALIGN(sizeof(struct if_stats_msg));
if (stats_attr_valid(filter_mask, IFLA_STATS_LINK_64, 0))
size += nla_total_size_64bit(sizeof(struct rtnl_link_stats64));
diff --git a/net/dsa/tag_dsa.c b/net/dsa/tag_dsa.c
index a822355afc90..26c6768b6b0c 100644
--- a/net/dsa/tag_dsa.c
+++ b/net/dsa/tag_dsa.c
@@ -176,7 +176,7 @@ static struct sk_buff *dsa_rcv_ll(struct sk_buff *skb, struct net_device *dev,
case DSA_CMD_FORWARD:
skb->offload_fwd_mark = 1;
- trunk = !!(dsa_header[1] & 7);
+ trunk = !!(dsa_header[1] & 4);
break;
case DSA_CMD_TO_CPU:
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 80aeaf9e6e16..bfb522e51346 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -242,8 +242,10 @@ static inline int compute_score(struct sock *sk, struct net *net,
if (!inet_sk_bound_dev_eq(net, sk->sk_bound_dev_if, dif, sdif))
return -1;
+ score = sk->sk_bound_dev_if ? 2 : 1;
- score = sk->sk_family == PF_INET ? 2 : 1;
+ if (sk->sk_family == PF_INET)
+ score++;
if (READ_ONCE(sk->sk_incoming_cpu) == raw_smp_processor_id())
score++;
}
diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c
index 613432a36f0a..e61ea428ea18 100644
--- a/net/ipv4/netfilter/nf_defrag_ipv4.c
+++ b/net/ipv4/netfilter/nf_defrag_ipv4.c
@@ -20,13 +20,8 @@
#endif
#include <net/netfilter/nf_conntrack_zones.h>
-static unsigned int defrag4_pernet_id __read_mostly;
static DEFINE_MUTEX(defrag4_mutex);
-struct defrag4_pernet {
- unsigned int users;
-};
-
static int nf_ct_ipv4_gather_frags(struct net *net, struct sk_buff *skb,
u_int32_t user)
{
@@ -111,19 +106,15 @@ static const struct nf_hook_ops ipv4_defrag_ops[] = {
static void __net_exit defrag4_net_exit(struct net *net)
{
- struct defrag4_pernet *nf_defrag = net_generic(net, defrag4_pernet_id);
-
- if (nf_defrag->users) {
+ if (net->nf.defrag_ipv4_users) {
nf_unregister_net_hooks(net, ipv4_defrag_ops,
ARRAY_SIZE(ipv4_defrag_ops));
- nf_defrag->users = 0;
+ net->nf.defrag_ipv4_users = 0;
}
}
static struct pernet_operations defrag4_net_ops = {
.exit = defrag4_net_exit,
- .id = &defrag4_pernet_id,
- .size = sizeof(struct defrag4_pernet),
};
static int __init nf_defrag_init(void)
@@ -138,24 +129,23 @@ static void __exit nf_defrag_fini(void)
int nf_defrag_ipv4_enable(struct net *net)
{
- struct defrag4_pernet *nf_defrag = net_generic(net, defrag4_pernet_id);
int err = 0;
mutex_lock(&defrag4_mutex);
- if (nf_defrag->users == UINT_MAX) {
+ if (net->nf.defrag_ipv4_users == UINT_MAX) {
err = -EOVERFLOW;
goto out_unlock;
}
- if (nf_defrag->users) {
- nf_defrag->users++;
+ if (net->nf.defrag_ipv4_users) {
+ net->nf.defrag_ipv4_users++;
goto out_unlock;
}
err = nf_register_net_hooks(net, ipv4_defrag_ops,
ARRAY_SIZE(ipv4_defrag_ops));
if (err == 0)
- nf_defrag->users = 1;
+ net->nf.defrag_ipv4_users = 1;
out_unlock:
mutex_unlock(&defrag4_mutex);
@@ -165,12 +155,10 @@ EXPORT_SYMBOL_GPL(nf_defrag_ipv4_enable);
void nf_defrag_ipv4_disable(struct net *net)
{
- struct defrag4_pernet *nf_defrag = net_generic(net, defrag4_pernet_id);
-
mutex_lock(&defrag4_mutex);
- if (nf_defrag->users) {
- nf_defrag->users--;
- if (nf_defrag->users == 0)
+ if (net->nf.defrag_ipv4_users) {
+ net->nf.defrag_ipv4_users--;
+ if (net->nf.defrag_ipv4_users == 0)
nf_unregister_net_hooks(net, ipv4_defrag_ops,
ARRAY_SIZE(ipv4_defrag_ops));
}
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 915ea635b2d5..cbc7907f79b8 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -390,7 +390,8 @@ static int compute_score(struct sock *sk, struct net *net,
dif, sdif);
if (!dev_match)
return -1;
- score += 4;
+ if (sk->sk_bound_dev_if)
+ score += 4;
if (READ_ONCE(sk->sk_incoming_cpu) == raw_smp_processor_id())
score++;
diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
index 55c290d55605..67c9114835c8 100644
--- a/net/ipv6/inet6_hashtables.c
+++ b/net/ipv6/inet6_hashtables.c
@@ -106,7 +106,7 @@ static inline int compute_score(struct sock *sk, struct net *net,
if (!inet_sk_bound_dev_eq(net, sk->sk_bound_dev_if, dif, sdif))
return -1;
- score = 1;
+ score = sk->sk_bound_dev_if ? 2 : 1;
if (READ_ONCE(sk->sk_incoming_cpu) == raw_smp_processor_id())
score++;
}
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index a0108415275f..5c47be29b9ee 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -33,7 +33,7 @@
static const char nf_frags_cache_name[] = "nf-frags";
-unsigned int nf_frag_pernet_id __read_mostly;
+static unsigned int nf_frag_pernet_id __read_mostly;
static struct inet_frags nf_frags;
static struct nft_ct_frag6_pernet *nf_frag_pernet(struct net *net)
diff --git a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c
index e8a59d8bf2ad..cb4eb1d2c620 100644
--- a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c
+++ b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c
@@ -25,8 +25,6 @@
#include <net/netfilter/nf_conntrack_zones.h>
#include <net/netfilter/ipv6/nf_defrag_ipv6.h>
-extern unsigned int nf_frag_pernet_id;
-
static DEFINE_MUTEX(defrag6_mutex);
static enum ip6_defrag_users nf_ct6_defrag_user(unsigned int hooknum,
@@ -91,12 +89,10 @@ static const struct nf_hook_ops ipv6_defrag_ops[] = {
static void __net_exit defrag6_net_exit(struct net *net)
{
- struct nft_ct_frag6_pernet *nf_frag = net_generic(net, nf_frag_pernet_id);
-
- if (nf_frag->users) {
+ if (net->nf.defrag_ipv6_users) {
nf_unregister_net_hooks(net, ipv6_defrag_ops,
ARRAY_SIZE(ipv6_defrag_ops));
- nf_frag->users = 0;
+ net->nf.defrag_ipv6_users = 0;
}
}
@@ -134,24 +130,23 @@ static void __exit nf_defrag_fini(void)
int nf_defrag_ipv6_enable(struct net *net)
{
- struct nft_ct_frag6_pernet *nf_frag = net_generic(net, nf_frag_pernet_id);
int err = 0;
mutex_lock(&defrag6_mutex);
- if (nf_frag->users == UINT_MAX) {
+ if (net->nf.defrag_ipv6_users == UINT_MAX) {
err = -EOVERFLOW;
goto out_unlock;
}
- if (nf_frag->users) {
- nf_frag->users++;
+ if (net->nf.defrag_ipv6_users) {
+ net->nf.defrag_ipv6_users++;
goto out_unlock;
}
err = nf_register_net_hooks(net, ipv6_defrag_ops,
ARRAY_SIZE(ipv6_defrag_ops));
if (err == 0)
- nf_frag->users = 1;
+ net->nf.defrag_ipv6_users = 1;
out_unlock:
mutex_unlock(&defrag6_mutex);
@@ -161,12 +156,10 @@ EXPORT_SYMBOL_GPL(nf_defrag_ipv6_enable);
void nf_defrag_ipv6_disable(struct net *net)
{
- struct nft_ct_frag6_pernet *nf_frag = net_generic(net, nf_frag_pernet_id);
-
mutex_lock(&defrag6_mutex);
- if (nf_frag->users) {
- nf_frag->users--;
- if (nf_frag->users == 0)
+ if (net->nf.defrag_ipv6_users) {
+ net->nf.defrag_ipv6_users--;
+ if (net->nf.defrag_ipv6_users == 0)
nf_unregister_net_hooks(net, ipv6_defrag_ops,
ARRAY_SIZE(ipv6_defrag_ops));
}
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 80ae024d13c8..ba77955d75fb 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -133,7 +133,8 @@ static int compute_score(struct sock *sk, struct net *net,
dev_match = udp_sk_bound_dev_eq(net, sk->sk_bound_dev_if, dif, sdif);
if (!dev_match)
return -1;
- score++;
+ if (sk->sk_bound_dev_if)
+ score++;
if (READ_ONCE(sk->sk_incoming_cpu) == raw_smp_processor_id())
score++;
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index b9546defdc28..c0851fec11d4 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -780,6 +780,7 @@ static void nf_tables_table_notify(const struct nft_ctx *ctx, int event)
{
struct nftables_pernet *nft_net;
struct sk_buff *skb;
+ u16 flags = 0;
int err;
if (!ctx->report &&
@@ -790,8 +791,11 @@ static void nf_tables_table_notify(const struct nft_ctx *ctx, int event)
if (skb == NULL)
goto err;
+ if (ctx->flags & (NLM_F_CREATE | NLM_F_EXCL))
+ flags |= ctx->flags & (NLM_F_CREATE | NLM_F_EXCL);
+
err = nf_tables_fill_table_info(skb, ctx->net, ctx->portid, ctx->seq,
- event, 0, ctx->family, ctx->table);
+ event, flags, ctx->family, ctx->table);
if (err < 0) {
kfree_skb(skb);
goto err;
@@ -1563,6 +1567,7 @@ static void nf_tables_chain_notify(const struct nft_ctx *ctx, int event)
{
struct nftables_pernet *nft_net;
struct sk_buff *skb;
+ u16 flags = 0;
int err;
if (!ctx->report &&
@@ -1573,8 +1578,11 @@ static void nf_tables_chain_notify(const struct nft_ctx *ctx, int event)
if (skb == NULL)
goto err;
+ if (ctx->flags & (NLM_F_CREATE | NLM_F_EXCL))
+ flags |= ctx->flags & (NLM_F_CREATE | NLM_F_EXCL);
+
err = nf_tables_fill_chain_info(skb, ctx->net, ctx->portid, ctx->seq,
- event, 0, ctx->family, ctx->table,
+ event, flags, ctx->family, ctx->table,
ctx->chain);
if (err < 0) {
kfree_skb(skb);
@@ -2866,8 +2874,7 @@ static int nf_tables_fill_rule_info(struct sk_buff *skb, struct net *net,
u32 flags, int family,
const struct nft_table *table,
const struct nft_chain *chain,
- const struct nft_rule *rule,
- const struct nft_rule *prule)
+ const struct nft_rule *rule, u64 handle)
{
struct nlmsghdr *nlh;
const struct nft_expr *expr, *next;
@@ -2887,9 +2894,8 @@ static int nf_tables_fill_rule_info(struct sk_buff *skb, struct net *net,
NFTA_RULE_PAD))
goto nla_put_failure;
- if (event != NFT_MSG_DELRULE && prule) {
- if (nla_put_be64(skb, NFTA_RULE_POSITION,
- cpu_to_be64(prule->handle),
+ if (event != NFT_MSG_DELRULE && handle) {
+ if (nla_put_be64(skb, NFTA_RULE_POSITION, cpu_to_be64(handle),
NFTA_RULE_PAD))
goto nla_put_failure;
}
@@ -2925,7 +2931,10 @@ static void nf_tables_rule_notify(const struct nft_ctx *ctx,
const struct nft_rule *rule, int event)
{
struct nftables_pernet *nft_net = nft_pernet(ctx->net);
+ const struct nft_rule *prule;
struct sk_buff *skb;
+ u64 handle = 0;
+ u16 flags = 0;
int err;
if (!ctx->report &&
@@ -2936,9 +2945,20 @@ static void nf_tables_rule_notify(const struct nft_ctx *ctx,
if (skb == NULL)
goto err;
+ if (event == NFT_MSG_NEWRULE &&
+ !list_is_first(&rule->list, &ctx->chain->rules) &&
+ !list_is_last(&rule->list, &ctx->chain->rules)) {
+ prule = list_prev_entry(rule, list);
+ handle = prule->handle;
+ }
+ if (ctx->flags & (NLM_F_APPEND | NLM_F_REPLACE))
+ flags |= NLM_F_APPEND;
+ if (ctx->flags & (NLM_F_CREATE | NLM_F_EXCL))
+ flags |= ctx->flags & (NLM_F_CREATE | NLM_F_EXCL);
+
err = nf_tables_fill_rule_info(skb, ctx->net, ctx->portid, ctx->seq,
- event, 0, ctx->family, ctx->table,
- ctx->chain, rule, NULL);
+ event, flags, ctx->family, ctx->table,
+ ctx->chain, rule, handle);
if (err < 0) {
kfree_skb(skb);
goto err;
@@ -2964,6 +2984,7 @@ static int __nf_tables_dump_rules(struct sk_buff *skb,
struct net *net = sock_net(skb->sk);
const struct nft_rule *rule, *prule;
unsigned int s_idx = cb->args[0];
+ u64 handle;
prule = NULL;
list_for_each_entry_rcu(rule, &chain->rules, list) {
@@ -2975,12 +2996,17 @@ static int __nf_tables_dump_rules(struct sk_buff *skb,
memset(&cb->args[1], 0,
sizeof(cb->args) - sizeof(cb->args[0]));
}
+ if (prule)
+ handle = prule->handle;
+ else
+ handle = 0;
+
if (nf_tables_fill_rule_info(skb, net, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NFT_MSG_NEWRULE,
NLM_F_MULTI | NLM_F_APPEND,
table->family,
- table, chain, rule, prule) < 0)
+ table, chain, rule, handle) < 0)
return 1;
nl_dump_check_consistent(cb, nlmsg_hdr(skb));
@@ -3143,7 +3169,7 @@ static int nf_tables_getrule(struct sk_buff *skb, const struct nfnl_info *info,
err = nf_tables_fill_rule_info(skb2, net, NETLINK_CB(skb).portid,
info->nlh->nlmsg_seq, NFT_MSG_NEWRULE, 0,
- family, table, chain, rule, NULL);
+ family, table, chain, rule, 0);
if (err < 0)
goto err_fill_rule_info;
@@ -3403,17 +3429,15 @@ static int nf_tables_newrule(struct sk_buff *skb, const struct nfnl_info *info,
}
if (info->nlh->nlmsg_flags & NLM_F_REPLACE) {
+ err = nft_delrule(&ctx, old_rule);
+ if (err < 0)
+ goto err_destroy_flow_rule;
+
trans = nft_trans_rule_add(&ctx, NFT_MSG_NEWRULE, rule);
if (trans == NULL) {
err = -ENOMEM;
goto err_destroy_flow_rule;
}
- err = nft_delrule(&ctx, old_rule);
- if (err < 0) {
- nft_trans_destroy(trans);
- goto err_destroy_flow_rule;
- }
-
list_add_tail_rcu(&rule->list, &old_rule->list);
} else {
trans = nft_trans_rule_add(&ctx, NFT_MSG_NEWRULE, rule);
@@ -3943,8 +3967,9 @@ static void nf_tables_set_notify(const struct nft_ctx *ctx,
gfp_t gfp_flags)
{
struct nftables_pernet *nft_net = nft_pernet(ctx->net);
- struct sk_buff *skb;
u32 portid = ctx->portid;
+ struct sk_buff *skb;
+ u16 flags = 0;
int err;
if (!ctx->report &&
@@ -3955,7 +3980,10 @@ static void nf_tables_set_notify(const struct nft_ctx *ctx,
if (skb == NULL)
goto err;
- err = nf_tables_fill_set(skb, ctx, set, event, 0);
+ if (ctx->flags & (NLM_F_CREATE | NLM_F_EXCL))
+ flags |= ctx->flags & (NLM_F_CREATE | NLM_F_EXCL);
+
+ err = nf_tables_fill_set(skb, ctx, set, event, flags);
if (err < 0) {
kfree_skb(skb);
goto err;
@@ -5231,12 +5259,13 @@ static int nf_tables_getsetelem(struct sk_buff *skb,
static void nf_tables_setelem_notify(const struct nft_ctx *ctx,
const struct nft_set *set,
const struct nft_set_elem *elem,
- int event, u16 flags)
+ int event)
{
struct nftables_pernet *nft_net;
struct net *net = ctx->net;
u32 portid = ctx->portid;
struct sk_buff *skb;
+ u16 flags = 0;
int err;
if (!ctx->report && !nfnetlink_has_listeners(net, NFNLGRP_NFTABLES))
@@ -5246,6 +5275,9 @@ static void nf_tables_setelem_notify(const struct nft_ctx *ctx,
if (skb == NULL)
goto err;
+ if (ctx->flags & (NLM_F_CREATE | NLM_F_EXCL))
+ flags |= ctx->flags & (NLM_F_CREATE | NLM_F_EXCL);
+
err = nf_tables_fill_setelem_info(skb, ctx, 0, portid, event, flags,
set, elem);
if (err < 0) {
@@ -6921,7 +6953,7 @@ static int nf_tables_delobj(struct sk_buff *skb, const struct nfnl_info *info,
void nft_obj_notify(struct net *net, const struct nft_table *table,
struct nft_object *obj, u32 portid, u32 seq, int event,
- int family, int report, gfp_t gfp)
+ u16 flags, int family, int report, gfp_t gfp)
{
struct nftables_pernet *nft_net = nft_pernet(net);
struct sk_buff *skb;
@@ -6946,8 +6978,9 @@ void nft_obj_notify(struct net *net, const struct nft_table *table,
if (skb == NULL)
goto err;
- err = nf_tables_fill_obj_info(skb, net, portid, seq, event, 0, family,
- table, obj, false);
+ err = nf_tables_fill_obj_info(skb, net, portid, seq, event,
+ flags & (NLM_F_CREATE | NLM_F_EXCL),
+ family, table, obj, false);
if (err < 0) {
kfree_skb(skb);
goto err;
@@ -6964,7 +6997,7 @@ static void nf_tables_obj_notify(const struct nft_ctx *ctx,
struct nft_object *obj, int event)
{
nft_obj_notify(ctx->net, ctx->table, obj, ctx->portid, ctx->seq, event,
- ctx->family, ctx->report, GFP_KERNEL);
+ ctx->flags, ctx->family, ctx->report, GFP_KERNEL);
}
/*
@@ -7745,6 +7778,7 @@ static void nf_tables_flowtable_notify(struct nft_ctx *ctx,
{
struct nftables_pernet *nft_net = nft_pernet(ctx->net);
struct sk_buff *skb;
+ u16 flags = 0;
int err;
if (!ctx->report &&
@@ -7755,8 +7789,11 @@ static void nf_tables_flowtable_notify(struct nft_ctx *ctx,
if (skb == NULL)
goto err;
+ if (ctx->flags & (NLM_F_CREATE | NLM_F_EXCL))
+ flags |= ctx->flags & (NLM_F_CREATE | NLM_F_EXCL);
+
err = nf_tables_fill_flowtable_info(skb, ctx->net, ctx->portid,
- ctx->seq, event, 0,
+ ctx->seq, event, flags,
ctx->family, flowtable, hook_list);
if (err < 0) {
kfree_skb(skb);
@@ -8634,7 +8671,7 @@ static int nf_tables_commit(struct net *net, struct sk_buff *skb)
nft_setelem_activate(net, te->set, &te->elem);
nf_tables_setelem_notify(&trans->ctx, te->set,
&te->elem,
- NFT_MSG_NEWSETELEM, 0);
+ NFT_MSG_NEWSETELEM);
nft_trans_destroy(trans);
break;
case NFT_MSG_DELSETELEM:
@@ -8642,7 +8679,7 @@ static int nf_tables_commit(struct net *net, struct sk_buff *skb)
nf_tables_setelem_notify(&trans->ctx, te->set,
&te->elem,
- NFT_MSG_DELSETELEM, 0);
+ NFT_MSG_DELSETELEM);
nft_setelem_remove(net, te->set, &te->elem);
if (!nft_setelem_is_catchall(te->set, &te->elem)) {
atomic_dec(&te->set->nelems);
diff --git a/net/netfilter/nft_quota.c b/net/netfilter/nft_quota.c
index 0363f533a42b..c4d1389f7185 100644
--- a/net/netfilter/nft_quota.c
+++ b/net/netfilter/nft_quota.c
@@ -60,7 +60,7 @@ static void nft_quota_obj_eval(struct nft_object *obj,
if (overquota &&
!test_and_set_bit(NFT_QUOTA_DEPLETED_BIT, &priv->flags))
nft_obj_notify(nft_net(pkt), obj->key.table, obj, 0, 0,
- NFT_MSG_NEWOBJ, nft_pf(pkt), 0, GFP_ATOMIC);
+ NFT_MSG_NEWOBJ, 0, nft_pf(pkt), 0, GFP_ATOMIC);
}
static int nft_quota_do_init(const struct nlattr * const tb[],
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 24b7cf447bc5..ada47e59647a 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -594,7 +594,10 @@ static int netlink_insert(struct sock *sk, u32 portid)
/* We need to ensure that the socket is hashed and visible. */
smp_wmb();
- nlk_sk(sk)->bound = portid;
+ /* Paired with lockless reads from netlink_bind(),
+ * netlink_connect() and netlink_sendmsg().
+ */
+ WRITE_ONCE(nlk_sk(sk)->bound, portid);
err:
release_sock(sk);
@@ -1012,7 +1015,8 @@ static int netlink_bind(struct socket *sock, struct sockaddr *addr,
if (nlk->ngroups < BITS_PER_LONG)
groups &= (1UL << nlk->ngroups) - 1;
- bound = nlk->bound;
+ /* Paired with WRITE_ONCE() in netlink_insert() */
+ bound = READ_ONCE(nlk->bound);
if (bound) {
/* Ensure nlk->portid is up-to-date. */
smp_rmb();
@@ -1098,8 +1102,9 @@ static int netlink_connect(struct socket *sock, struct sockaddr *addr,
/* No need for barriers here as we return to user-space without
* using any of the bound attributes.
+ * Paired with WRITE_ONCE() in netlink_insert().
*/
- if (!nlk->bound)
+ if (!READ_ONCE(nlk->bound))
err = netlink_autobind(sock);
if (err == 0) {
@@ -1888,7 +1893,8 @@ static int netlink_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
dst_group = nlk->dst_group;
}
- if (!nlk->bound) {
+ /* Paired with WRITE_ONCE() in netlink_insert() */
+ if (!READ_ONCE(nlk->bound)) {
err = netlink_autobind(sock);
if (err)
goto out;
diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c
index a579a4131d22..e1040421b797 100644
--- a/net/sched/sch_fifo.c
+++ b/net/sched/sch_fifo.c
@@ -233,6 +233,9 @@ int fifo_set_limit(struct Qdisc *q, unsigned int limit)
if (strncmp(q->ops->id + 1, "fifo", 4) != 0)
return 0;
+ if (!q->ops->change)
+ return 0;
+
nla = kmalloc(nla_attr_size(sizeof(struct tc_fifo_qopt)), GFP_KERNEL);
if (nla) {
nla->nla_type = RTM_NEWQDISC;
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index 1ab2fc933a21..b9fd18d98646 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -1641,6 +1641,10 @@ static void taprio_destroy(struct Qdisc *sch)
list_del(&q->taprio_list);
spin_unlock(&taprio_list_lock);
+ /* Note that taprio_reset() might not be called if an error
+ * happens in qdisc_create(), after taprio_init() has been called.
+ */
+ hrtimer_cancel(&q->advance_timer);
taprio_disable_offload(dev, q, NULL);
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 3d685fe328fa..9fd35a60de6c 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -643,7 +643,7 @@ static bool gss_check_seq_num(const struct svc_rqst *rqstp, struct rsc *rsci,
}
__set_bit(seq_num % GSS_SEQ_WIN, sd->sd_win);
goto ok;
- } else if (seq_num <= sd->sd_max - GSS_SEQ_WIN) {
+ } else if (seq_num + GSS_SEQ_WIN <= sd->sd_max) {
goto toolow;
}
if (__test_and_set_bit(seq_num % GSS_SEQ_WIN, sd->sd_win))
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index d27e017ebfbe..f1bc09e606cd 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -8115,7 +8115,8 @@ int bpf_object__load_xattr(struct bpf_object_load_attr *attr)
if (obj->gen_loader) {
/* reset FDs */
- btf__set_fd(obj->btf, -1);
+ if (obj->btf)
+ btf__set_fd(obj->btf, -1);
for (i = 0; i < obj->nr_maps; i++)
obj->maps[i].fd = -1;
if (!err)
diff --git a/tools/lib/bpf/strset.c b/tools/lib/bpf/strset.c
index 1fb8b49de1d6..ea655318153f 100644
--- a/tools/lib/bpf/strset.c
+++ b/tools/lib/bpf/strset.c
@@ -88,6 +88,7 @@ void strset__free(struct strset *set)
hashmap__free(set->strs_hash);
free(set->strs_data);
+ free(set);
}
size_t strset__data_size(const struct strset *set)
diff --git a/tools/objtool/arch/x86/decode.c b/tools/objtool/arch/x86/decode.c
index bc821056aba9..0893436cc09f 100644
--- a/tools/objtool/arch/x86/decode.c
+++ b/tools/objtool/arch/x86/decode.c
@@ -684,7 +684,7 @@ static int elf_add_alternative(struct elf *elf,
sec = find_section_by_name(elf, ".altinstructions");
if (!sec) {
sec = elf_create_section(elf, ".altinstructions",
- SHF_ALLOC, size, 0);
+ SHF_ALLOC, 0, 0);
if (!sec) {
WARN_ELF("elf_create_section");
diff --git a/tools/objtool/special.c b/tools/objtool/special.c
index f1428e32a505..83d5f969bcb0 100644
--- a/tools/objtool/special.c
+++ b/tools/objtool/special.c
@@ -58,22 +58,11 @@ void __weak arch_handle_alternative(unsigned short feature, struct special_alt *
{
}
-static bool reloc2sec_off(struct reloc *reloc, struct section **sec, unsigned long *off)
+static void reloc_to_sec_off(struct reloc *reloc, struct section **sec,
+ unsigned long *off)
{
- switch (reloc->sym->type) {
- case STT_FUNC:
- *sec = reloc->sym->sec;
- *off = reloc->sym->offset + reloc->addend;
- return true;
-
- case STT_SECTION:
- *sec = reloc->sym->sec;
- *off = reloc->addend;
- return true;
-
- default:
- return false;
- }
+ *sec = reloc->sym->sec;
+ *off = reloc->sym->offset + reloc->addend;
}
static int get_alt_entry(struct elf *elf, struct special_entry *entry,
@@ -109,13 +98,8 @@ static int get_alt_entry(struct elf *elf, struct special_entry *entry,
WARN_FUNC("can't find orig reloc", sec, offset + entry->orig);
return -1;
}
- if (!reloc2sec_off(orig_reloc, &alt->orig_sec, &alt->orig_off)) {
- WARN_FUNC("don't know how to handle reloc symbol type %d: %s",
- sec, offset + entry->orig,
- orig_reloc->sym->type,
- orig_reloc->sym->name);
- return -1;
- }
+
+ reloc_to_sec_off(orig_reloc, &alt->orig_sec, &alt->orig_off);
if (!entry->group || alt->new_len) {
new_reloc = find_reloc_by_dest(elf, sec, offset + entry->new);
@@ -133,13 +117,7 @@ static int get_alt_entry(struct elf *elf, struct special_entry *entry,
if (arch_is_retpoline(new_reloc->sym))
return 1;
- if (!reloc2sec_off(new_reloc, &alt->new_sec, &alt->new_off)) {
- WARN_FUNC("don't know how to handle reloc symbol type %d: %s",
- sec, offset + entry->new,
- new_reloc->sym->type,
- new_reloc->sym->name);
- return -1;
- }
+ reloc_to_sec_off(new_reloc, &alt->new_sec, &alt->new_off);
/* _ASM_EXTABLE_EX hack */
if (alt->new_off >= 0x7ffffff0)
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index 9604446f8360..8b536117e154 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -1284,6 +1284,7 @@ int main(int argc, char *argv[])
}
free_arch_std_events();
+ free_sys_event_tables();
free(mapfile);
return 0;
@@ -1305,6 +1306,7 @@ int main(int argc, char *argv[])
create_empty_mapping(output_file);
err_out:
free_arch_std_events();
+ free_sys_event_tables();
free(mapfile);
return ret;
}
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