diff options
244 files changed, 2926 insertions, 1059 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt index 1486497a24c1..ce6a1a072028 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt @@ -4,11 +4,13 @@ Specifying interrupt information for devices 1) Interrupt client nodes ------------------------- -Nodes that describe devices which generate interrupts must contain an either an -"interrupts" property or an "interrupts-extended" property. These properties -contain a list of interrupt specifiers, one per output interrupt. The format of -the interrupt specifier is determined by the interrupt controller to which the -interrupts are routed; see section 2 below for details. +Nodes that describe devices which generate interrupts must contain an +"interrupts" property, an "interrupts-extended" property, or both. If both are +present, the latter should take precedence; the former may be provided simply +for compatibility with software that does not recognize the latter. These +properties contain a list of interrupt specifiers, one per output interrupt. The +format of the interrupt specifier is determined by the interrupt controller to +which the interrupts are routed; see section 2 below for details. Example: interrupt-parent = <&intc1>; diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt index d0d15ee42834..ed0d9b9fff2b 100644 --- a/Documentation/devicetree/bindings/pci/designware-pcie.txt +++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt @@ -2,6 +2,10 @@ Required properties: - compatible: should contain "snps,dw-pcie" to identify the core. +- reg: Should contain the configuration address space. +- reg-names: Must be "config" for the PCIe configuration space. + (The old way of getting the configuration address space from "ranges" + is deprecated and should be avoided.) - #address-cells: set to <3> - #size-cells: set to <2> - device_type: set to "pci" diff --git a/Documentation/devicetree/bindings/pci/ti-pci.txt b/Documentation/devicetree/bindings/pci/ti-pci.txt new file mode 100644 index 000000000000..3d217911b313 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/ti-pci.txt @@ -0,0 +1,59 @@ +TI PCI Controllers + +PCIe Designware Controller + - compatible: Should be "ti,dra7-pcie"" + - reg : Two register ranges as listed in the reg-names property + - reg-names : The first entry must be "ti-conf" for the TI specific registers + The second entry must be "rc-dbics" for the designware pcie + registers + The third entry must be "config" for the PCIe configuration space + - phys : list of PHY specifiers (used by generic PHY framework) + - phy-names : must be "pcie-phy0", "pcie-phy1", "pcie-phyN".. based on the + number of PHYs as specified in *phys* property. + - ti,hwmods : Name of the hwmod associated to the pcie, "pcie<X>", + where <X> is the instance number of the pcie from the HW spec. + - interrupts : Two interrupt entries must be specified. The first one is for + main interrupt line and the second for MSI interrupt line. + - #address-cells, + #size-cells, + #interrupt-cells, + device_type, + ranges, + num-lanes, + interrupt-map-mask, + interrupt-map : as specified in ../designware-pcie.txt + +Example: +axi { + compatible = "simple-bus"; + #size-cells = <1>; + #address-cells = <1>; + ranges = <0x51000000 0x51000000 0x3000 + 0x0 0x20000000 0x10000000>; + pcie@51000000 { + compatible = "ti,dra7-pcie"; + reg = <0x51000000 0x2000>, <0x51002000 0x14c>, <0x1000 0x2000>; + reg-names = "rc_dbics", "ti_conf", "config"; + interrupts = <0 232 0x4>, <0 233 0x4>; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + ranges = <0x81000000 0 0 0x03000 0 0x00010000 + 0x82000000 0 0x20013000 0x13000 0 0xffed000>; + #interrupt-cells = <1>; + num-lanes = <1>; + ti,hwmods = "pcie1"; + phys = <&pcie1_phy>; + phy-names = "pcie-phy0"; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pcie_intc 1>, + <0 0 0 2 &pcie_intc 2>, + <0 0 0 3 &pcie_intc 3>, + <0 0 0 4 &pcie_intc 4>; + pcie_intc: interrupt-controller { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; +}; diff --git a/Documentation/x86/tlb.txt b/Documentation/x86/tlb.txt index 2b3a82e69151..39d172326703 100644 --- a/Documentation/x86/tlb.txt +++ b/Documentation/x86/tlb.txt @@ -35,7 +35,7 @@ invlpg instruction (or instructions _near_ it) show up high in profiles. If you believe that individual invalidations being called too often, you can lower the tunable: - /sys/debug/kernel/x86/tlb_single_page_flush_ceiling + /sys/kernel/debug/x86/tlb_single_page_flush_ceiling This will cause us to do the global flush for more cases. Lowering it to 0 will disable the use of the individual flushes. diff --git a/MAINTAINERS b/MAINTAINERS index aefa94841ff3..1ff06dee651d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1277,6 +1277,7 @@ F: drivers/scsi/arm/ ARM/Rockchip SoC support M: Heiko Stuebner <heiko@sntech.de> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +L: linux-rockchip@lists.infradead.org S: Maintained F: arch/arm/mach-rockchip/ F: drivers/*/*rockchip* @@ -1843,6 +1844,12 @@ S: Orphan F: Documentation/filesystems/befs.txt F: fs/befs/ +BECKHOFF CX5020 ETHERCAT MASTER DRIVER +M: Dariusz Marcinkiewicz <reksio@newterm.pl> +L: netdev@vger.kernel.org +S: Maintained +F: drivers/net/ethernet/ec_bhf.c + BFS FILE SYSTEM M: "Tigran A. Aivazian" <tigran@aivazian.fsnet.co.uk> S: Maintained @@ -2059,7 +2066,7 @@ S: Supported F: drivers/scsi/bnx2i/ BROADCOM KONA GPIO DRIVER -M: Markus Mayer <markus.mayer@linaro.org> +M: Ray Jui <rjui@broadcom.com> L: bcm-kernel-feedback-list@broadcom.com S: Supported F: drivers/gpio/gpio-bcm-kona.c @@ -3115,6 +3122,17 @@ F: include/linux/host1x.h F: include/uapi/drm/tegra_drm.h F: Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt +DRM DRIVERS FOR RENESAS +M: Laurent Pinchart <laurent.pinchart@ideasonboard.com> +L: dri-devel@lists.freedesktop.org +L: linux-sh@vger.kernel.org +T: git git://people.freedesktop.org/~airlied/linux +S: Supported +F: drivers/gpu/drm/rcar-du/ +F: drivers/gpu/drm/shmobile/ +F: include/linux/platform_data/rcar-du.h +F: include/linux/platform_data/shmob_drm.h + DSBR100 USB FM RADIO DRIVER M: Alexey Klimov <klimov.linux@gmail.com> L: linux-media@vger.kernel.org @@ -3843,10 +3861,13 @@ F: drivers/tty/serial/ucc_uart.c FREESCALE SOC SOUND DRIVERS M: Timur Tabi <timur@tabi.org> +M: Nicolin Chen <nicoleotsuka@gmail.com> +M: Xiubo Li <Li.Xiubo@freescale.com> L: alsa-devel@alsa-project.org (moderated for non-subscribers) L: linuxppc-dev@lists.ozlabs.org S: Maintained F: sound/soc/fsl/fsl* +F: sound/soc/fsl/imx* F: sound/soc/fsl/mpc8610_hpcd.c FREEVXFS FILESYSTEM @@ -4446,6 +4467,13 @@ F: include/linux/i2c-*.h F: include/uapi/linux/i2c.h F: include/uapi/linux/i2c-*.h +I2C ACPI SUPPORT +M: Mika Westerberg <mika.westerberg@linux.intel.com> +L: linux-i2c@vger.kernel.org +L: linux-acpi@vger.kernel.org +S: Maintained +F: drivers/i2c/i2c-acpi.c + I2C-TAOS-EVM DRIVER M: Jean Delvare <jdelvare@suse.de> L: linux-i2c@vger.kernel.org @@ -5972,6 +6000,12 @@ T: git git://linuxtv.org/media_tree.git S: Maintained F: drivers/media/radio/radio-mr800.c +MRF24J40 IEEE 802.15.4 RADIO DRIVER +M: Alan Ott <alan@signal11.us> +L: linux-wpan@vger.kernel.org +S: Maintained +F: drivers/net/ieee802154/mrf24j40.c + MSI LAPTOP SUPPORT M: "Lee, Chun-Yi" <jlee@suse.com> L: platform-driver-x86@vger.kernel.org @@ -6858,6 +6892,14 @@ S: Supported F: Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt F: drivers/pci/host/pci-tegra.c +PCI DRIVER FOR TI DRA7XX +M: Kishon Vijay Abraham I <kishon@ti.com> +L: linux-omap@vger.kernel.org +L: linux-pci@vger.kernel.org +S: Supported +F: Documentation/devicetree/bindings/pci/ti-pci.txt +F: drivers/pci/host/pci-dra7xx.c + PCI DRIVER FOR RENESAS R-CAR M: Simon Horman <horms@verge.net.au> L: linux-pci@vger.kernel.org @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 17 SUBLEVEL = 0 -EXTRAVERSION = -rc1 +EXTRAVERSION = -rc2 NAME = Shuffling Zombie Juror # *DOCUMENTATION* diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi index 6d6d23c83d30..adadaf97ac01 100644 --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi @@ -134,6 +134,8 @@ i2c@13860000 { pinctrl-0 = <&i2c0_bus>; pinctrl-names = "default"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <400000>; status = "okay"; usb3503: usb3503@08 { @@ -148,6 +150,10 @@ max77686: pmic@09 { compatible = "maxim,max77686"; + interrupt-parent = <&gpx3>; + interrupts = <2 0>; + pinctrl-names = "default"; + pinctrl-0 = <&max77686_irq>; reg = <0x09>; #clock-cells = <1>; @@ -368,4 +374,11 @@ samsung,pins = "gpx1-3"; samsung,pin-pud = <0>; }; + + max77686_irq: max77686-irq { + samsung,pins = "gpx3-2"; + samsung,pin-function = <0>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; }; diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi index 64fa27b36be0..c6c58c1c00e3 100644 --- a/arch/arm/boot/dts/imx53.dtsi +++ b/arch/arm/boot/dts/imx53.dtsi @@ -731,7 +731,7 @@ compatible = "fsl,imx53-vpu"; reg = <0x63ff4000 0x1000>; interrupts = <9>; - clocks = <&clks IMX5_CLK_VPU_GATE>, + clocks = <&clks IMX5_CLK_VPU_REFERENCE_GATE>, <&clks IMX5_CLK_VPU_GATE>; clock-names = "per", "ahb"; resets = <&src 1>; diff --git a/arch/arm/boot/dts/imx6q-dmo-edmqmx6.dts b/arch/arm/boot/dts/imx6q-dmo-edmqmx6.dts index 8c1cb53464a0..4fa254347798 100644 --- a/arch/arm/boot/dts/imx6q-dmo-edmqmx6.dts +++ b/arch/arm/boot/dts/imx6q-dmo-edmqmx6.dts @@ -119,7 +119,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_enet>; phy-mode = "rgmii"; - phy-reset-gpios = <&gpio3 23 0>; + phy-reset-gpios = <&gpio1 25 0>; phy-supply = <&vgen2_1v2_eth>; status = "okay"; }; @@ -339,6 +339,7 @@ MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x1b0b0 MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b0b0 MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0 + MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25 0x1b0b0 MX6QDL_PAD_GPIO_16__ENET_REF_CLK 0x4001b0a8 >; }; diff --git a/arch/arm/boot/dts/imx6sx-pinfunc.h b/arch/arm/boot/dts/imx6sx-pinfunc.h index 3e0b816dac08..bb9c6b78cb97 100644 --- a/arch/arm/boot/dts/imx6sx-pinfunc.h +++ b/arch/arm/boot/dts/imx6sx-pinfunc.h @@ -78,7 +78,7 @@ #define MX6SX_PAD_GPIO1_IO07__USDHC2_WP 0x0030 0x0378 0x0870 0x1 0x1 #define MX6SX_PAD_GPIO1_IO07__ENET2_MDIO 0x0030 0x0378 0x0770 0x2 0x0 #define MX6SX_PAD_GPIO1_IO07__AUDMUX_MCLK 0x0030 0x0378 0x0000 0x3 0x0 -#define MX6SX_PAD_GPIO1_IO07__UART1_CTS_B 0x0030 0x0378 0x082C 0x4 0x1 +#define MX6SX_PAD_GPIO1_IO07__UART1_CTS_B 0x0030 0x0378 0x0000 0x4 0x0 #define MX6SX_PAD_GPIO1_IO07__GPIO1_IO_7 0x0030 0x0378 0x0000 0x5 0x0 #define MX6SX_PAD_GPIO1_IO07__SRC_EARLY_RESET 0x0030 0x0378 0x0000 0x6 0x0 #define MX6SX_PAD_GPIO1_IO07__DCIC2_OUT 0x0030 0x0378 0x0000 0x7 0x0 @@ -96,7 +96,7 @@ #define MX6SX_PAD_GPIO1_IO09__WDOG2_WDOG_B 0x0038 0x0380 0x0000 0x1 0x0 #define MX6SX_PAD_GPIO1_IO09__SDMA_EXT_EVENT_1 0x0038 0x0380 0x0820 0x2 0x0 #define MX6SX_PAD_GPIO1_IO09__CCM_OUT0 0x0038 0x0380 0x0000 0x3 0x0 -#define MX6SX_PAD_GPIO1_IO09__UART2_CTS_B 0x0038 0x0380 0x0834 0x4 0x1 +#define MX6SX_PAD_GPIO1_IO09__UART2_CTS_B 0x0038 0x0380 0x0000 0x4 0x0 #define MX6SX_PAD_GPIO1_IO09__GPIO1_IO_9 0x0038 0x0380 0x0000 0x5 0x0 #define MX6SX_PAD_GPIO1_IO09__SRC_INT_BOOT 0x0038 0x0380 0x0000 0x6 0x0 #define MX6SX_PAD_GPIO1_IO09__OBSERVE_MUX_OUT_4 0x0038 0x0380 0x0000 0x7 0x0 @@ -213,7 +213,7 @@ #define MX6SX_PAD_CSI_DATA07__ESAI_TX3_RX2 0x0068 0x03B0 0x079C 0x1 0x1 #define MX6SX_PAD_CSI_DATA07__I2C4_SDA 0x0068 0x03B0 0x07C4 0x2 0x2 #define MX6SX_PAD_CSI_DATA07__KPP_ROW_7 0x0068 0x03B0 0x07DC 0x3 0x0 -#define MX6SX_PAD_CSI_DATA07__UART6_CTS_B 0x0068 0x03B0 0x0854 0x4 0x1 +#define MX6SX_PAD_CSI_DATA07__UART6_CTS_B 0x0068 0x03B0 0x0000 0x4 0x0 #define MX6SX_PAD_CSI_DATA07__GPIO1_IO_21 0x0068 0x03B0 0x0000 0x5 0x0 #define MX6SX_PAD_CSI_DATA07__WEIM_DATA_16 0x0068 0x03B0 0x0000 0x6 0x0 #define MX6SX_PAD_CSI_DATA07__DCIC1_OUT 0x0068 0x03B0 0x0000 0x7 0x0 @@ -254,7 +254,7 @@ #define MX6SX_PAD_CSI_VSYNC__CSI1_VSYNC 0x0078 0x03C0 0x0708 0x0 0x0 #define MX6SX_PAD_CSI_VSYNC__ESAI_TX5_RX0 0x0078 0x03C0 0x07A4 0x1 0x1 #define MX6SX_PAD_CSI_VSYNC__AUDMUX_AUD6_RXD 0x0078 0x03C0 0x0674 0x2 0x1 -#define MX6SX_PAD_CSI_VSYNC__UART4_CTS_B 0x0078 0x03C0 0x0844 0x3 0x3 +#define MX6SX_PAD_CSI_VSYNC__UART4_CTS_B 0x0078 0x03C0 0x0000 0x3 0x0 #define MX6SX_PAD_CSI_VSYNC__MQS_RIGHT 0x0078 0x03C0 0x0000 0x4 0x0 #define MX6SX_PAD_CSI_VSYNC__GPIO1_IO_25 0x0078 0x03C0 0x0000 0x5 0x0 #define MX6SX_PAD_CSI_VSYNC__WEIM_DATA_24 0x0078 0x03C0 0x0000 0x6 0x0 @@ -352,7 +352,7 @@ #define MX6SX_PAD_ENET2_TX_CLK__ENET2_TX_CLK 0x00A0 0x03E8 0x0000 0x0 0x0 #define MX6SX_PAD_ENET2_TX_CLK__ENET2_REF_CLK2 0x00A0 0x03E8 0x076C 0x1 0x1 #define MX6SX_PAD_ENET2_TX_CLK__I2C3_SDA 0x00A0 0x03E8 0x07BC 0x2 0x1 -#define MX6SX_PAD_ENET2_TX_CLK__UART1_CTS_B 0x00A0 0x03E8 0x082C 0x3 0x3 +#define MX6SX_PAD_ENET2_TX_CLK__UART1_CTS_B 0x00A0 0x03E8 0x0000 0x3 0x0 #define MX6SX_PAD_ENET2_TX_CLK__MLB_CLK 0x00A0 0x03E8 0x07E8 0x4 0x1 #define MX6SX_PAD_ENET2_TX_CLK__GPIO2_IO_9 0x00A0 0x03E8 0x0000 0x5 0x0 #define MX6SX_PAD_ENET2_TX_CLK__USB_OTG2_PWR 0x00A0 0x03E8 0x0000 0x6 0x0 @@ -404,7 +404,7 @@ #define MX6SX_PAD_KEY_COL4__SAI2_RX_BCLK 0x00B4 0x03FC 0x0808 0x7 0x0 #define MX6SX_PAD_KEY_ROW0__KPP_ROW_0 0x00B8 0x0400 0x0000 0x0 0x0 #define MX6SX_PAD_KEY_ROW0__USDHC3_WP 0x00B8 0x0400 0x0000 0x1 0x0 -#define MX6SX_PAD_KEY_ROW0__UART6_CTS_B 0x00B8 0x0400 0x0854 0x2 0x3 +#define MX6SX_PAD_KEY_ROW0__UART6_CTS_B 0x00B8 0x0400 0x0000 0x2 0x0 #define MX6SX_PAD_KEY_ROW0__ECSPI1_MOSI 0x00B8 0x0400 0x0718 0x3 0x0 #define MX6SX_PAD_KEY_ROW0__AUDMUX_AUD5_TXD 0x00B8 0x0400 0x0660 0x4 0x0 #define MX6SX_PAD_KEY_ROW0__GPIO2_IO_15 0x00B8 0x0400 0x0000 0x5 0x0 @@ -423,7 +423,7 @@ #define MX6SX_PAD_KEY_ROW1__M4_NMI 0x00BC 0x0404 0x0000 0x8 0x0 #define MX6SX_PAD_KEY_ROW2__KPP_ROW_2 0x00C0 0x0408 0x0000 0x0 0x0 #define MX6SX_PAD_KEY_ROW2__USDHC4_WP 0x00C0 0x0408 0x0878 0x1 0x1 -#define MX6SX_PAD_KEY_ROW2__UART5_CTS_B 0x00C0 0x0408 0x084C 0x2 0x3 +#define MX6SX_PAD_KEY_ROW2__UART5_CTS_B 0x00C0 0x0408 0x0000 0x2 0x0 #define MX6SX_PAD_KEY_ROW2__CAN1_RX 0x00C0 0x0408 0x068C 0x3 0x1 #define MX6SX_PAD_KEY_ROW2__CANFD_RX1 0x00C0 0x0408 0x0694 0x4 0x1 #define MX6SX_PAD_KEY_ROW2__GPIO2_IO_17 0x00C0 0x0408 0x0000 0x5 0x0 @@ -815,7 +815,7 @@ #define MX6SX_PAD_NAND_DATA05__RAWNAND_DATA05 0x0164 0x04AC 0x0000 0x0 0x0 #define MX6SX_PAD_NAND_DATA05__USDHC2_DATA5 0x0164 0x04AC 0x0000 0x1 0x0 #define MX6SX_PAD_NAND_DATA05__QSPI2_B_DQS 0x0164 0x04AC 0x0000 0x2 0x0 -#define MX6SX_PAD_NAND_DATA05__UART3_CTS_B 0x0164 0x04AC 0x083C 0x3 0x1 +#define MX6SX_PAD_NAND_DATA05__UART3_CTS_B 0x0164 0x04AC 0x0000 0x3 0x0 #define MX6SX_PAD_NAND_DATA05__AUDMUX_AUD4_RXC 0x0164 0x04AC 0x064C 0x4 0x0 #define MX6SX_PAD_NAND_DATA05__GPIO4_IO_9 0x0164 0x04AC 0x0000 0x5 0x0 #define MX6SX_PAD_NAND_DATA05__WEIM_AD_5 0x0164 0x04AC 0x0000 0x6 0x0 @@ -957,7 +957,7 @@ #define MX6SX_PAD_QSPI1A_SS1_B__SIM_M_HADDR_12 0x019C 0x04E4 0x0000 0x7 0x0 #define MX6SX_PAD_QSPI1A_SS1_B__SDMA_DEBUG_PC_3 0x019C 0x04E4 0x0000 0x9 0x0 #define MX6SX_PAD_QSPI1B_DATA0__QSPI1_B_DATA_0 0x01A0 0x04E8 0x0000 0x0 0x0 -#define MX6SX_PAD_QSPI1B_DATA0__UART3_CTS_B 0x01A0 0x04E8 0x083C 0x1 0x4 +#define MX6SX_PAD_QSPI1B_DATA0__UART3_CTS_B 0x01A0 0x04E8 0x0000 0x1 0x0 #define MX6SX_PAD_QSPI1B_DATA0__ECSPI3_MOSI 0x01A0 0x04E8 0x0738 0x2 0x1 #define MX6SX_PAD_QSPI1B_DATA0__ESAI_RX_FS 0x01A0 0x04E8 0x0778 0x3 0x2 #define MX6SX_PAD_QSPI1B_DATA0__CSI1_DATA_22 0x01A0 0x04E8 0x06F4 0x4 0x1 @@ -1236,7 +1236,7 @@ #define MX6SX_PAD_SD1_DATA2__AUDMUX_AUD5_TXFS 0x0230 0x0578 0x0670 0x1 0x1 #define MX6SX_PAD_SD1_DATA2__PWM3_OUT 0x0230 0x0578 0x0000 0x2 0x0 #define MX6SX_PAD_SD1_DATA2__GPT_COMPARE2 0x0230 0x0578 0x0000 0x3 0x0 -#define MX6SX_PAD_SD1_DATA2__UART2_CTS_B 0x0230 0x0578 0x0834 0x4 0x2 +#define MX6SX_PAD_SD1_DATA2__UART2_CTS_B 0x0230 0x0578 0x0000 0x4 0x0 #define MX6SX_PAD_SD1_DATA2__GPIO6_IO_4 0x0230 0x0578 0x0000 0x5 0x0 #define MX6SX_PAD_SD1_DATA2__ECSPI4_RDY 0x0230 0x0578 0x0000 0x6 0x0 #define MX6SX_PAD_SD1_DATA2__CCM_OUT0 0x0230 0x0578 0x0000 0x7 0x0 @@ -1315,7 +1315,7 @@ #define MX6SX_PAD_SD2_DATA3__VADC_CLAMP_CURRENT_3 0x024C 0x0594 0x0000 0x8 0x0 #define MX6SX_PAD_SD2_DATA3__MMDC_DEBUG_31 0x024C 0x0594 0x0000 0x9 0x0 #define MX6SX_PAD_SD3_CLK__USDHC3_CLK 0x0250 0x0598 0x0000 0x0 0x0 -#define MX6SX_PAD_SD3_CLK__UART4_CTS_B 0x0250 0x0598 0x0844 0x1 0x0 +#define MX6SX_PAD_SD3_CLK__UART4_CTS_B 0x0250 0x0598 0x0000 0x1 0x0 #define MX6SX_PAD_SD3_CLK__ECSPI4_SCLK 0x0250 0x0598 0x0740 0x2 0x0 #define MX6SX_PAD_SD3_CLK__AUDMUX_AUD6_RXFS 0x0250 0x0598 0x0680 0x3 0x0 #define MX6SX_PAD_SD3_CLK__LCDIF2_VSYNC 0x0250 0x0598 0x0000 0x4 0x0 @@ -1409,7 +1409,7 @@ #define MX6SX_PAD_SD3_DATA7__USDHC3_DATA7 0x0274 0x05BC 0x0000 0x0 0x0 #define MX6SX_PAD_SD3_DATA7__CAN1_RX 0x0274 0x05BC 0x068C 0x1 0x0 #define MX6SX_PAD_SD3_DATA7__CANFD_RX1 0x0274 0x05BC 0x0694 0x2 0x0 -#define MX6SX_PAD_SD3_DATA7__UART3_CTS_B 0x0274 0x05BC 0x083C 0x3 0x3 +#define MX6SX_PAD_SD3_DATA7__UART3_CTS_B 0x0274 0x05BC 0x0000 0x3 0x0 #define MX6SX_PAD_SD3_DATA7__LCDIF2_DATA_5 0x0274 0x05BC 0x0000 0x4 0x0 #define MX6SX_PAD_SD3_DATA7__GPIO7_IO_9 0x0274 0x05BC 0x0000 0x5 0x0 #define MX6SX_PAD_SD3_DATA7__ENET1_1588_EVENT0_IN 0x0274 0x05BC 0x0000 0x6 0x0 @@ -1510,7 +1510,7 @@ #define MX6SX_PAD_SD4_DATA6__SDMA_DEBUG_EVENT_CHANNEL_1 0x0298 0x05E0 0x0000 0x9 0x0 #define MX6SX_PAD_SD4_DATA7__USDHC4_DATA7 0x029C 0x05E4 0x0000 0x0 0x0 #define MX6SX_PAD_SD4_DATA7__RAWNAND_DATA08 0x029C 0x05E4 0x0000 0x1 0x0 -#define MX6SX_PAD_SD4_DATA7__UART5_CTS_B 0x029C 0x05E4 0x084C 0x2 0x1 +#define MX6SX_PAD_SD4_DATA7__UART5_CTS_B 0x029C 0x05E4 0x0000 0x2 0x0 #define MX6SX_PAD_SD4_DATA7__ECSPI3_SS0 0x029C 0x05E4 0x073C 0x3 0x0 #define MX6SX_PAD_SD4_DATA7__LCDIF2_DATA_15 0x029C 0x05E4 0x0000 0x4 0x0 #define MX6SX_PAD_SD4_DATA7__GPIO6_IO_21 0x029C 0x05E4 0x0000 0x5 0x0 diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts index 23486c081a69..be59014474b2 100644 --- a/arch/arm/boot/dts/r8a7791-koelsch.dts +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts @@ -275,11 +275,6 @@ renesas,function = "msiof0"; }; - i2c6_pins: i2c6 { - renesas,groups = "i2c6"; - renesas,function = "i2c6"; - }; - usb0_pins: usb0 { renesas,groups = "usb0"; renesas,function = "usb0"; @@ -420,8 +415,6 @@ }; &i2c6 { - pinctrl-names = "default"; - pinctrl-0 = <&i2c6_pins>; status = "okay"; clock-frequency = <100000>; diff --git a/arch/arm/boot/dts/rk3066a-bqcurie2.dts b/arch/arm/boot/dts/rk3066a-bqcurie2.dts index 042f821d9e4d..c9d912da6141 100644 --- a/arch/arm/boot/dts/rk3066a-bqcurie2.dts +++ b/arch/arm/boot/dts/rk3066a-bqcurie2.dts @@ -149,6 +149,8 @@ &mmc0 { /* sdmmc */ num-slots = <1>; status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>; vmmc-supply = <&vcc_sd0>; slot@0 { diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts index 171b610db709..5e4e3c238b2d 100644 --- a/arch/arm/boot/dts/rk3188-radxarock.dts +++ b/arch/arm/boot/dts/rk3188-radxarock.dts @@ -179,6 +179,8 @@ &mmc0 { num-slots = <1>; status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>; vmmc-supply = <&vcc_sd0>; slot@0 { diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi index 44b07e512c24..e06fbfc55bb7 100644 --- a/arch/arm/boot/dts/sun6i-a31.dtsi +++ b/arch/arm/boot/dts/sun6i-a31.dtsi @@ -660,6 +660,8 @@ clock-frequency = <100000>; resets = <&apb2_rst 0>; status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; }; i2c1: i2c@01c2b000 { @@ -670,6 +672,8 @@ clock-frequency = <100000>; resets = <&apb2_rst 1>; status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; }; i2c2: i2c@01c2b400 { @@ -680,6 +684,8 @@ clock-frequency = <100000>; resets = <&apb2_rst 2>; status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; }; i2c3: i2c@01c2b800 { @@ -690,6 +696,8 @@ clock-frequency = <100000>; resets = <&apb2_rst 3>; status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; }; gmac: ethernet@01c30000 { diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi index 8adaa7871dd3..a5446cba9804 100644 --- a/arch/arm/boot/dts/tegra30-apalis.dtsi +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi @@ -423,7 +423,7 @@ vcc4-supply = <&sys_3v3_reg>; vcc5-supply = <&sys_3v3_reg>; vcc6-supply = <&vio_reg>; - vcc7-supply = <&sys_5v0_reg>; + vcc7-supply = <&charge_pump_5v0_reg>; vccio-supply = <&sys_3v3_reg>; regulators { @@ -674,5 +674,14 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; + + charge_pump_5v0_reg: regulator@101 { + compatible = "regulator-fixed"; + reg = <101>; + regulator-name = "5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; }; }; diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi index bf16f8e65627..c4ed1bec4d92 100644 --- a/arch/arm/boot/dts/tegra30-colibri.dtsi +++ b/arch/arm/boot/dts/tegra30-colibri.dtsi @@ -201,7 +201,7 @@ vcc4-supply = <&sys_3v3_reg>; vcc5-supply = <&sys_3v3_reg>; vcc6-supply = <&vio_reg>; - vcc7-supply = <&sys_5v0_reg>; + vcc7-supply = <&charge_pump_5v0_reg>; vccio-supply = <&sys_3v3_reg>; regulators { @@ -373,5 +373,14 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; + + charge_pump_5v0_reg: regulator@101 { + compatible = "regulator-fixed"; + reg = <101>; + regulator-name = "5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; }; }; diff --git a/arch/arm/boot/dts/vf610-twr.dts b/arch/arm/boot/dts/vf610-twr.dts index 11d733406c7e..b8a5e8c68f06 100644 --- a/arch/arm/boot/dts/vf610-twr.dts +++ b/arch/arm/boot/dts/vf610-twr.dts @@ -168,7 +168,7 @@ }; pinctrl_esdhc1: esdhc1grp { - fsl,fsl,pins = < + fsl,pins = < VF610_PAD_PTA24__ESDHC1_CLK 0x31ef VF610_PAD_PTA25__ESDHC1_CMD 0x31ef VF610_PAD_PTA26__ESDHC1_DAT0 0x31ef diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 9de84a215abd..be9a51afe05a 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -85,7 +85,6 @@ config SOC_IMX25 config SOC_IMX27 bool - select ARCH_HAS_OPP select CPU_ARM926T select IMX_HAVE_IOMUX_V1 select MXC_AVIC @@ -659,7 +658,6 @@ comment "Device tree only" config SOC_IMX5 bool - select ARCH_HAS_OPP select HAVE_IMX_SRC select MXC_TZIC diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index ac88599ca080..23c02932bf84 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -93,9 +93,11 @@ obj-$(CONFIG_HAVE_IMX_ANATOP) += anatop.o obj-$(CONFIG_HAVE_IMX_GPC) += gpc.o obj-$(CONFIG_HAVE_IMX_MMDC) += mmdc.o obj-$(CONFIG_HAVE_IMX_SRC) += src.o +ifdef CONFIG_SOC_IMX6 AFLAGS_headsmp.o :=-Wa,-march=armv7-a obj-$(CONFIG_SMP) += headsmp.o platsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o +endif obj-$(CONFIG_SOC_IMX6Q) += clk-imx6q.o mach-imx6q.o obj-$(CONFIG_SOC_IMX6SL) += clk-imx6sl.o mach-imx6sl.o obj-$(CONFIG_SOC_IMX6SX) += clk-imx6sx.o mach-imx6sx.o diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 6cceb7765c14..29d412975aff 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -194,6 +194,10 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_PLL3_80M] = imx_clk_fixed_factor("pll3_80m", "pll3_usb_otg", 1, 6); clk[IMX6QDL_CLK_PLL3_60M] = imx_clk_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8); clk[IMX6QDL_CLK_TWD] = imx_clk_fixed_factor("twd", "arm", 1, 2); + if (cpu_is_imx6dl()) { + clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_fixed_factor("gpu2d_axi", "mmdc_ch0_axi_podf", 1, 1); + clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_fixed_factor("gpu3d_axi", "mmdc_ch0_axi_podf", 1, 1); + } clk[IMX6QDL_CLK_PLL4_POST_DIV] = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio", CLK_SET_RATE_PARENT, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock); clk[IMX6QDL_CLK_PLL4_AUDIO_DIV] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div", CLK_SET_RATE_PARENT, base + 0x170, 15, 1, 0, &imx_ccm_lock); @@ -217,8 +221,10 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_ESAI_SEL] = imx_clk_mux("esai_sel", base + 0x20, 19, 2, audio_sels, ARRAY_SIZE(audio_sels)); clk[IMX6QDL_CLK_ASRC_SEL] = imx_clk_mux("asrc_sel", base + 0x30, 7, 2, audio_sels, ARRAY_SIZE(audio_sels)); clk[IMX6QDL_CLK_SPDIF_SEL] = imx_clk_mux("spdif_sel", base + 0x30, 20, 2, audio_sels, ARRAY_SIZE(audio_sels)); - clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_mux("gpu2d_axi", base + 0x18, 0, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); - clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_mux("gpu3d_axi", base + 0x18, 1, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); + if (cpu_is_imx6q()) { + clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_mux("gpu2d_axi", base + 0x18, 0, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); + clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_mux("gpu3d_axi", base + 0x18, 1, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); + } clk[IMX6QDL_CLK_GPU2D_CORE_SEL] = imx_clk_mux("gpu2d_core_sel", base + 0x18, 16, 2, gpu2d_core_sels, ARRAY_SIZE(gpu2d_core_sels)); clk[IMX6QDL_CLK_GPU3D_CORE_SEL] = imx_clk_mux("gpu3d_core_sel", base + 0x18, 4, 2, gpu3d_core_sels, ARRAY_SIZE(gpu3d_core_sels)); clk[IMX6QDL_CLK_GPU3D_SHADER_SEL] = imx_clk_mux("gpu3d_shader_sel", base + 0x18, 8, 2, gpu3d_shader_sels, ARRAY_SIZE(gpu3d_shader_sels)); diff --git a/arch/arm/mach-imx/suspend-imx6.S b/arch/arm/mach-imx/suspend-imx6.S index 74b50f1982db..ca4ea2daf25b 100644 --- a/arch/arm/mach-imx/suspend-imx6.S +++ b/arch/arm/mach-imx/suspend-imx6.S @@ -173,6 +173,8 @@ ENTRY(imx6_suspend) ldr r6, [r11, #0x0] ldr r11, [r0, #PM_INFO_MX6Q_GPC_V_OFFSET] ldr r6, [r11, #0x0] + ldr r11, [r0, #PM_INFO_MX6Q_IOMUXC_V_OFFSET] + ldr r6, [r11, #0x0] /* use r11 to store the IO address */ ldr r11, [r0, #PM_INFO_MX6Q_SRC_V_OFFSET] diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index e15dff790dbb..1e6c51c7c2d5 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -75,6 +75,7 @@ config ARCH_SH7372 select ARM_CPU_SUSPEND if PM || CPU_IDLE select CPU_V7 select SH_CLK_CPG + select SH_INTC select SYS_SUPPORTS_SH_CMT select SYS_SUPPORTS_SH_TMU @@ -85,6 +86,7 @@ config ARCH_SH73A0 select CPU_V7 select I2C select SH_CLK_CPG + select SH_INTC select RENESAS_INTC_IRQPIN select SYS_SUPPORTS_SH_CMT select SYS_SUPPORTS_SH_TMU diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 57833546bf00..2df5e5daeebe 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -39,7 +39,7 @@ head-y := arch/arm64/kernel/head.o # The byte offset of the kernel image in RAM from the start of RAM. ifeq ($(CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET), y) -TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%04x0\n", int(65535 * rand())}') +TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%03x000\n", int(512 * rand())}') else TEXT_OFFSET := 0x00080000 endif diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 1e52b741d806..d92ef3c54161 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -64,6 +64,8 @@ CONFIG_VIRTIO_BLK=y CONFIG_BLK_DEV_SD=y # CONFIG_SCSI_LOWLEVEL is not set CONFIG_ATA=y +CONFIG_AHCI_XGENE=y +CONFIG_PHY_XGENE=y CONFIG_PATA_PLATFORM=y CONFIG_PATA_OF_PLATFORM=y CONFIG_NETDEVICES=y @@ -71,6 +73,7 @@ CONFIG_TUN=y CONFIG_VIRTIO_NET=y CONFIG_SMC91X=y CONFIG_SMSC911X=y +CONFIG_NET_XGENE=y # CONFIG_WLAN is not set CONFIG_INPUT_EVDEV=y # CONFIG_SERIO_SERPORT is not set diff --git a/arch/arm64/include/asm/sparsemem.h b/arch/arm64/include/asm/sparsemem.h index 1be62bcb9d47..74a9d301819f 100644 --- a/arch/arm64/include/asm/sparsemem.h +++ b/arch/arm64/include/asm/sparsemem.h @@ -17,7 +17,7 @@ #define __ASM_SPARSEMEM_H #ifdef CONFIG_SPARSEMEM -#define MAX_PHYSMEM_BITS 40 +#define MAX_PHYSMEM_BITS 48 #define SECTION_SIZE_BITS 30 #endif diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h index 4bc95d27e063..6d2bf419431d 100644 --- a/arch/arm64/include/asm/unistd.h +++ b/arch/arm64/include/asm/unistd.h @@ -41,7 +41,7 @@ #define __ARM_NR_compat_cacheflush (__ARM_NR_COMPAT_BASE+2) #define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE+5) -#define __NR_compat_syscalls 383 +#define __NR_compat_syscalls 386 #endif #define __ARCH_WANT_SYS_CLONE diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h index e242600c4046..da1f06b535e3 100644 --- a/arch/arm64/include/asm/unistd32.h +++ b/arch/arm64/include/asm/unistd32.h @@ -787,3 +787,8 @@ __SYSCALL(__NR_sched_setattr, sys_sched_setattr) __SYSCALL(__NR_sched_getattr, sys_sched_getattr) #define __NR_renameat2 382 __SYSCALL(__NR_renameat2, sys_renameat2) + /* 383 for seccomp */ +#define __NR_getrandom 384 +__SYSCALL(__NR_getrandom, sys_getrandom) +#define __NR_memfd_create 385 +__SYSCALL(__NR_memfd_create, sys_memfd_create) diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c index f798f66634af..177169623026 100644 --- a/arch/arm64/kernel/cpuinfo.c +++ b/arch/arm64/kernel/cpuinfo.c @@ -49,7 +49,7 @@ static void cpuinfo_detect_icache_policy(struct cpuinfo_arm64 *info) if (l1ip != ICACHE_POLICY_PIPT) set_bit(ICACHEF_ALIASING, &__icache_flags); - if (l1ip == ICACHE_POLICY_AIVIVT); + if (l1ip == ICACHE_POLICY_AIVIVT) set_bit(ICACHEF_AIVIVT, &__icache_flags); pr_info("Detected %s I-cache on CPU%d\n", icache_policy_str[l1ip], cpu); diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c index e72f3100958f..03aaa99e1ea0 100644 --- a/arch/arm64/kernel/efi.c +++ b/arch/arm64/kernel/efi.c @@ -188,6 +188,8 @@ static __init void reserve_regions(void) if (uefi_debug) pr_cont("\n"); } + + set_bit(EFI_MEMMAP, &efi.flags); } @@ -463,6 +465,8 @@ static int __init arm64_enter_virtual_mode(void) efi_native_runtime_setup(); set_bit(EFI_RUNTIME_SERVICES, &efi.flags); + efi.runtime_version = efi.systab->hdr.revision; + return 0; err_unmap: diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 144f10567f82..bed028364a93 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -38,11 +38,11 @@ #define KERNEL_RAM_VADDR (PAGE_OFFSET + TEXT_OFFSET) -#if (TEXT_OFFSET & 0xf) != 0 -#error TEXT_OFFSET must be at least 16B aligned -#elif (PAGE_OFFSET & 0xfffff) != 0 +#if (TEXT_OFFSET & 0xfff) != 0 +#error TEXT_OFFSET must be at least 4KB aligned +#elif (PAGE_OFFSET & 0x1fffff) != 0 #error PAGE_OFFSET must be at least 2MB aligned -#elif TEXT_OFFSET > 0xfffff +#elif TEXT_OFFSET > 0x1fffff #error TEXT_OFFSET must be less than 2MB #endif diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index 0310811bd77d..70526cfda056 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -1115,19 +1115,15 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs) if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) trace_sys_enter(regs, regs->syscallno); -#ifdef CONFIG_AUDITSYSCALL audit_syscall_entry(syscall_get_arch(), regs->syscallno, regs->orig_x0, regs->regs[1], regs->regs[2], regs->regs[3]); -#endif return regs->syscallno; } asmlinkage void syscall_trace_exit(struct pt_regs *regs) { -#ifdef CONFIG_AUDITSYSCALL audit_syscall_exit(regs); -#endif if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) trace_sys_exit(regs, regs_return_value(regs)); diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 5b4526ee3a01..5472c2401876 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -32,6 +32,7 @@ #include <linux/of_fdt.h> #include <linux/dma-mapping.h> #include <linux/dma-contiguous.h> +#include <linux/efi.h> #include <asm/fixmap.h> #include <asm/sections.h> @@ -148,7 +149,8 @@ void __init arm64_memblock_init(void) memblock_reserve(__virt_to_phys(initrd_start), initrd_end - initrd_start); #endif - early_init_fdt_scan_reserved_mem(); + if (!efi_enabled(EFI_MEMMAP)) + early_init_fdt_scan_reserved_mem(); /* 4GB maximum for 32-bit only capable devices */ if (IS_ENABLED(CONFIG_ZONE_DMA)) diff --git a/arch/frv/include/asm/processor.h b/arch/frv/include/asm/processor.h index a34f309e5801..6554e78893f2 100644 --- a/arch/frv/include/asm/processor.h +++ b/arch/frv/include/asm/processor.h @@ -129,7 +129,8 @@ unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) ((tsk)->thread.frame0->pc) #define KSTK_ESP(tsk) ((tsk)->thread.frame0->sp) -#define cpu_relax() barrier() +#define cpu_relax() barrier() +#define cpu_relax_lowlatency() cpu_relax() /* data cache prefetch */ #define ARCH_HAS_PREFETCH diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h index 4254f5d3218c..10a14ead70b9 100644 --- a/arch/ia64/include/asm/unistd.h +++ b/arch/ia64/include/asm/unistd.h @@ -11,7 +11,7 @@ -#define NR_syscalls 316 /* length of syscall table */ +#define NR_syscalls 317 /* length of syscall table */ /* * The following defines stop scripts/checksyscalls.sh from complaining about diff --git a/arch/ia64/include/uapi/asm/unistd.h b/arch/ia64/include/uapi/asm/unistd.h index 99801c3be914..6a65bb7d0657 100644 --- a/arch/ia64/include/uapi/asm/unistd.h +++ b/arch/ia64/include/uapi/asm/unistd.h @@ -329,5 +329,6 @@ #define __NR_sched_getattr 1337 #define __NR_renameat2 1338 #define __NR_getrandom 1339 +#define __NR_memfd_create 1339 #endif /* _UAPI_ASM_IA64_UNISTD_H */ diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 4c13837a9269..01edf242eb29 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1777,6 +1777,7 @@ sys_call_table: data8 sys_sched_getattr data8 sys_renameat2 data8 sys_getrandom + data8 sys_memfd_create // 1340 .org sys_call_table + 8*NR_syscalls // guard against failures to increase NR_syscalls #endif /* __IA64_ASM_PARAVIRTUALIZED_NATIVE */ diff --git a/arch/microblaze/include/uapi/asm/unistd.h b/arch/microblaze/include/uapi/asm/unistd.h index 4e1ddc930a68..1c2380bf8fe6 100644 --- a/arch/microblaze/include/uapi/asm/unistd.h +++ b/arch/microblaze/include/uapi/asm/unistd.h @@ -399,5 +399,8 @@ #define __NR_sched_setattr 381 #define __NR_sched_getattr 382 #define __NR_renameat2 383 +#define __NR_seccomp 384 +#define __NR_getrandom 385 +#define __NR_memfd_create 386 #endif /* _UAPI_ASM_MICROBLAZE_UNISTD_H */ diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S index 1a23d5d5480c..de59ee1d7010 100644 --- a/arch/microblaze/kernel/syscall_table.S +++ b/arch/microblaze/kernel/syscall_table.S @@ -384,3 +384,6 @@ ENTRY(sys_call_table) .long sys_sched_setattr .long sys_sched_getattr .long sys_renameat2 + .long sys_seccomp + .long sys_getrandom /* 385 */ + .long sys_memfd_create diff --git a/arch/mips/alchemy/devboards/db1200.c b/arch/mips/alchemy/devboards/db1200.c index 776188908dfc..8c13675a12e7 100644 --- a/arch/mips/alchemy/devboards/db1200.c +++ b/arch/mips/alchemy/devboards/db1200.c @@ -847,6 +847,7 @@ int __init db1200_dev_setup(void) pr_warn("DB1200: cant get I2C close to 50MHz\n"); else clk_set_rate(c, pfc); + clk_prepare_enable(c); clk_put(c); } @@ -922,11 +923,6 @@ int __init db1200_dev_setup(void) } /* Audio PSC clock is supplied externally. (FIXME: platdata!!) */ - c = clk_get(NULL, "psc1_intclk"); - if (!IS_ERR(c)) { - clk_prepare_enable(c); - clk_put(c); - } __raw_writel(PSC_SEL_CLK_SERCLK, (void __iomem *)KSEG1ADDR(AU1550_PSC1_PHYS_ADDR) + PSC_SEL_OFFSET); wmb(); diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c index 2b63e7e7d3d3..ad439c273003 100644 --- a/arch/mips/bcm47xx/setup.c +++ b/arch/mips/bcm47xx/setup.c @@ -59,12 +59,21 @@ static void bcm47xx_machine_restart(char *command) switch (bcm47xx_bus_type) { #ifdef CONFIG_BCM47XX_SSB case BCM47XX_BUS_TYPE_SSB: - ssb_watchdog_timer_set(&bcm47xx_bus.ssb, 3); + if (bcm47xx_bus.ssb.chip_id == 0x4785) + write_c0_diag4(1 << 22); + ssb_watchdog_timer_set(&bcm47xx_bus.ssb, 1); + if (bcm47xx_bus.ssb.chip_id == 0x4785) { + __asm__ __volatile__( + ".set\tmips3\n\t" + "sync\n\t" + "wait\n\t" + ".set\tmips0"); + } break; #endif #ifdef CONFIG_BCM47XX_BCMA case BCM47XX_BUS_TYPE_BCMA: - bcma_chipco_watchdog_timer_set(&bcm47xx_bus.bcma.bus.drv_cc, 3); + bcma_chipco_watchdog_timer_set(&bcm47xx_bus.bcma.bus.drv_cc, 1); break; #endif } diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c index 008e9c8b8eac..38f4c32e2816 100644 --- a/arch/mips/cavium-octeon/setup.c +++ b/arch/mips/cavium-octeon/setup.c @@ -263,7 +263,6 @@ static uint64_t crashk_size, crashk_base; static int octeon_uart; extern asmlinkage void handle_int(void); -extern asmlinkage void plat_irq_dispatch(void); /** * Return non zero if we are currently running in the Octeon simulator @@ -458,6 +457,18 @@ static void octeon_halt(void) octeon_kill_core(NULL); } +static char __read_mostly octeon_system_type[80]; + +static int __init init_octeon_system_type(void) +{ + snprintf(octeon_system_type, sizeof(octeon_system_type), "%s (%s)", + cvmx_board_type_to_string(octeon_bootinfo->board_type), + octeon_model_get_string(read_c0_prid())); + + return 0; +} +early_initcall(init_octeon_system_type); + /** * Return a string representing the system type * @@ -465,11 +476,7 @@ static void octeon_halt(void) */ const char *octeon_board_type_string(void) { - static char name[80]; - sprintf(name, "%s (%s)", - cvmx_board_type_to_string(octeon_bootinfo->board_type), - octeon_model_get_string(read_c0_prid())); - return name; + return octeon_system_type; } const char *get_system_type(void) diff --git a/arch/mips/include/asm/eva.h b/arch/mips/include/asm/eva.h new file mode 100644 index 000000000000..a3d1807f227c --- /dev/null +++ b/arch/mips/include/asm/eva.h @@ -0,0 +1,43 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2014, Imagination Technologies Ltd. + * + * EVA functions for generic code + */ + +#ifndef _ASM_EVA_H +#define _ASM_EVA_H + +#include <kernel-entry-init.h> + +#ifdef __ASSEMBLY__ + +#ifdef CONFIG_EVA + +/* + * EVA early init code + * + * Platforms must define their own 'platform_eva_init' macro in + * their kernel-entry-init.h header. This macro usually does the + * platform specific configuration of the segmentation registers, + * and it is normally called from assembly code. + * + */ + +.macro eva_init +platform_eva_init +.endm + +#else + +.macro eva_init +.endm + +#endif /* CONFIG_EVA */ + +#endif /* __ASSEMBLY__ */ + +#endif diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h index 3f20b2111d56..d7699cf7e135 100644 --- a/arch/mips/include/asm/gic.h +++ b/arch/mips/include/asm/gic.h @@ -49,7 +49,7 @@ #endif #define GICBIS(reg, mask, bits) \ do { u32 data; \ - GICREAD((reg), data); \ + GICREAD(reg, data); \ data &= ~(mask); \ data |= ((bits) & (mask)); \ GICWRITE((reg), data); \ diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h index ae1f7b24dd1a..39f07aec640c 100644 --- a/arch/mips/include/asm/irq.h +++ b/arch/mips/include/asm/irq.h @@ -26,6 +26,8 @@ static inline int irq_canonicalize(int irq) #define irq_canonicalize(irq) (irq) /* Sane hardware, sane code ... */ #endif +asmlinkage void plat_irq_dispatch(void); + extern void do_IRQ(unsigned int irq); extern void arch_init_irq(void); diff --git a/arch/mips/include/asm/mach-malta/kernel-entry-init.h b/arch/mips/include/asm/mach-malta/kernel-entry-init.h index 77eeda77e73c..0cf8622db27f 100644 --- a/arch/mips/include/asm/mach-malta/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-malta/kernel-entry-init.h @@ -10,14 +10,15 @@ #ifndef __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H #define __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H +#include <asm/regdef.h> +#include <asm/mipsregs.h> + /* * Prepare segments for EVA boot: * * This is in case the processor boots in legacy configuration * (SI_EVAReset is de-asserted and CONFIG5.K == 0) * - * On entry, t1 is loaded with CP0_CONFIG - * * ========================= Mappings ============================= * Virtual memory Physical memory Mapping * 0x00000000 - 0x7fffffff 0x80000000 - 0xfffffffff MUSUK (kuseg) @@ -30,12 +31,20 @@ * * * Lowmem is expanded to 2GB + * + * The following code uses the t0, t1, t2 and ra registers without + * previously preserving them. + * */ - .macro eva_entry + .macro platform_eva_init + + .set push + .set reorder /* * Get Config.K0 value and use it to program * the segmentation registers */ + mfc0 t1, CP0_CONFIG andi t1, 0x7 /* CCA */ move t2, t1 ins t2, t1, 16, 3 @@ -77,6 +86,8 @@ mtc0 t0, $16, 5 sync jal mips_ihb + + .set pop .endm .macro kernel_entry_setup @@ -95,7 +106,7 @@ sll t0, t0, 6 /* SC bit */ bgez t0, 9f - eva_entry + platform_eva_init b 0f 9: /* Assume we came from YAMON... */ @@ -127,8 +138,7 @@ nonsc_processor: #ifdef CONFIG_EVA sync ehb - mfc0 t1, CP0_CONFIG - eva_entry + platform_eva_init #endif .endm diff --git a/arch/mips/include/asm/mach-netlogic/topology.h b/arch/mips/include/asm/mach-netlogic/topology.h index ceeb1f5e7129..0eb43c832b25 100644 --- a/arch/mips/include/asm/mach-netlogic/topology.h +++ b/arch/mips/include/asm/mach-netlogic/topology.h @@ -10,13 +10,6 @@ #include <asm/mach-netlogic/multi-node.h> -#ifdef CONFIG_SMP -#define topology_physical_package_id(cpu) cpu_to_node(cpu) -#define topology_core_id(cpu) (cpu_logical_map(cpu) / NLM_THREADS_PER_CORE) -#define topology_thread_cpumask(cpu) (&cpu_sibling_map[cpu]) -#define topology_core_cpumask(cpu) cpumask_of_node(cpu_to_node(cpu)) -#endif - #include <asm-generic/topology.h> #endif /* _ASM_MACH_NETLOGIC_TOPOLOGY_H */ diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h index 027c74db13f9..df49a308085c 100644 --- a/arch/mips/include/asm/pgtable.h +++ b/arch/mips/include/asm/pgtable.h @@ -122,6 +122,9 @@ do { \ } \ } while(0) +extern void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, + pte_t pteval); + #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) #define pte_none(pte) (!(((pte).pte_low | (pte).pte_high) & ~_PAGE_GLOBAL)) @@ -145,7 +148,6 @@ static inline void set_pte(pte_t *ptep, pte_t pte) } } } -#define set_pte_at(mm, addr, ptep, pteval) set_pte(ptep, pteval) static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { @@ -183,7 +185,6 @@ static inline void set_pte(pte_t *ptep, pte_t pteval) } #endif } -#define set_pte_at(mm, addr, ptep, pteval) set_pte(ptep, pteval) static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { @@ -390,15 +391,12 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) extern void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte); -extern void __update_cache(struct vm_area_struct *vma, unsigned long address, - pte_t pte); static inline void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t *ptep) { pte_t pte = *ptep; __update_tlb(vma, address, pte); - __update_cache(vma, address, pte); } static inline void update_mmu_cache_pmd(struct vm_area_struct *vma, diff --git a/arch/mips/include/asm/syscall.h b/arch/mips/include/asm/syscall.h index 17960fe7a8ce..cdf68b33bd65 100644 --- a/arch/mips/include/asm/syscall.h +++ b/arch/mips/include/asm/syscall.h @@ -131,10 +131,12 @@ static inline int syscall_get_arch(void) { int arch = EM_MIPS; #ifdef CONFIG_64BIT - if (!test_thread_flag(TIF_32BIT_REGS)) + if (!test_thread_flag(TIF_32BIT_REGS)) { arch |= __AUDIT_ARCH_64BIT; - if (test_thread_flag(TIF_32BIT_ADDR)) - arch |= __AUDIT_ARCH_CONVENTION_MIPS64_N32; + /* N32 sets only TIF_32BIT_ADDR */ + if (test_thread_flag(TIF_32BIT_ADDR)) + arch |= __AUDIT_ARCH_CONVENTION_MIPS64_N32; + } #endif #if defined(__LITTLE_ENDIAN) arch |= __AUDIT_ARCH_LE; diff --git a/arch/mips/kernel/cps-vec.S b/arch/mips/kernel/cps-vec.S index 6f4f739dad96..e6e97d2a5c9e 100644 --- a/arch/mips/kernel/cps-vec.S +++ b/arch/mips/kernel/cps-vec.S @@ -13,6 +13,7 @@ #include <asm/asm-offsets.h> #include <asm/asmmacro.h> #include <asm/cacheops.h> +#include <asm/eva.h> #include <asm/mipsregs.h> #include <asm/mipsmtregs.h> #include <asm/pm.h> @@ -166,6 +167,9 @@ dcache_done: 1: jal mips_cps_core_init nop + /* Do any EVA initialization if necessary */ + eva_init + /* * Boot any other VPEs within this core that should be online, and * deactivate this VPE if it should be offline. diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c index 14bf74b0f51c..b63f2482f288 100644 --- a/arch/mips/kernel/perf_event_mipsxx.c +++ b/arch/mips/kernel/perf_event_mipsxx.c @@ -558,7 +558,7 @@ static int mipspmu_get_irq(void) if (mipspmu.irq >= 0) { /* Request my own irq handler. */ err = request_irq(mipspmu.irq, mipsxx_pmu_handle_irq, - IRQF_PERCPU | IRQF_NOBALANCING, + IRQF_PERCPU | IRQF_NOBALANCING | IRQF_NO_THREAD, "mips_perf_pmu", NULL); if (err) { pr_warning("Unable to request IRQ%d for MIPS " diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 13b964fddc4a..25bb8400156d 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -113,15 +113,19 @@ trace_a_syscall: move s0, t2 # Save syscall pointer move a0, sp /* - * syscall number is in v0 unless we called syscall(__NR_###) + * absolute syscall number is in v0 unless we called syscall(__NR_###) * where the real syscall number is in a0 * note: NR_syscall is the first O32 syscall but the macro is * only defined when compiling with -mabi=32 (CONFIG_32BIT) * therefore __NR_O32_Linux is used (4000) */ - addiu a1, v0, __NR_O32_Linux - bnez v0, 1f /* __NR_syscall at offset 0 */ - lw a1, PT_R4(sp) + .set push + .set reorder + subu t1, v0, __NR_O32_Linux + move a1, v0 + bnez t1, 1f /* __NR_syscall at offset 0 */ + lw a1, PT_R4(sp) /* Arg1 for __NR_syscall case */ + .set pop 1: jal syscall_trace_enter diff --git a/arch/mips/loongson/loongson-3/cop2-ex.c b/arch/mips/loongson/loongson-3/cop2-ex.c index 9182e8d2967c..b03e37d2071a 100644 --- a/arch/mips/loongson/loongson-3/cop2-ex.c +++ b/arch/mips/loongson/loongson-3/cop2-ex.c @@ -22,13 +22,13 @@ static int loongson_cu2_call(struct notifier_block *nfb, unsigned long action, void *data) { - int fpu_enabled; + int fpu_owned; int fr = !test_thread_flag(TIF_32BIT_FPREGS); switch (action) { case CU2_EXCEPTION: preempt_disable(); - fpu_enabled = read_c0_status() & ST0_CU1; + fpu_owned = __is_fpu_owner(); if (!fr) set_c0_status(ST0_CU1 | ST0_CU2); else @@ -39,8 +39,8 @@ static int loongson_cu2_call(struct notifier_block *nfb, unsigned long action, KSTK_STATUS(current) |= ST0_FR; else KSTK_STATUS(current) &= ~ST0_FR; - /* If FPU is enabled, we needn't init or restore fp */ - if(!fpu_enabled) { + /* If FPU is owned, we needn't init or restore fp */ + if (!fpu_owned) { set_thread_flag(TIF_USEDFPU); if (!used_math()) { _init_fpu(); diff --git a/arch/mips/loongson/loongson-3/numa.c b/arch/mips/loongson/loongson-3/numa.c index ca025a6ba559..37ed184398c6 100644 --- a/arch/mips/loongson/loongson-3/numa.c +++ b/arch/mips/loongson/loongson-3/numa.c @@ -24,8 +24,6 @@ #include <asm/page.h> #include <asm/pgalloc.h> #include <asm/sections.h> -#include <linux/bootmem.h> -#include <linux/init.h> #include <linux/irq.h> #include <asm/bootinfo.h> #include <asm/mc146818-time.h> diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c index f7b91d3a371d..7e3ea7766822 100644 --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -119,25 +119,36 @@ void __flush_anon_page(struct page *page, unsigned long vmaddr) EXPORT_SYMBOL(__flush_anon_page); -void __update_cache(struct vm_area_struct *vma, unsigned long address, - pte_t pte) +static void mips_flush_dcache_from_pte(pte_t pteval, unsigned long address) { struct page *page; - unsigned long pfn, addr; - int exec = (vma->vm_flags & VM_EXEC) && !cpu_has_ic_fills_f_dc; + unsigned long pfn = pte_pfn(pteval); - pfn = pte_pfn(pte); if (unlikely(!pfn_valid(pfn))) return; + page = pfn_to_page(pfn); if (page_mapping(page) && Page_dcache_dirty(page)) { - addr = (unsigned long) page_address(page); - if (exec || pages_do_alias(addr, address & PAGE_MASK)) - flush_data_cache_page(addr); + unsigned long page_addr = (unsigned long) page_address(page); + + if (!cpu_has_ic_fills_f_dc || + pages_do_alias(page_addr, address & PAGE_MASK)) + flush_data_cache_page(page_addr); ClearPageDcacheDirty(page); } } +void set_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pteval) +{ + if (cpu_has_dc_aliases || !cpu_has_ic_fills_f_dc) { + if (pte_present(pteval)) + mips_flush_dcache_from_pte(pteval, addr); + } + + set_pte(ptep, pteval); +} + unsigned long _page_cachable_default; EXPORT_SYMBOL(_page_cachable_default); diff --git a/arch/mips/mti-malta/malta-memory.c b/arch/mips/mti-malta/malta-memory.c index 0c35dee0a215..8fddd2cdbff7 100644 --- a/arch/mips/mti-malta/malta-memory.c +++ b/arch/mips/mti-malta/malta-memory.c @@ -35,13 +35,19 @@ fw_memblock_t * __init fw_getmdesc(int eva) /* otherwise look in the environment */ memsize_str = fw_getenv("memsize"); - if (memsize_str) - tmp = kstrtol(memsize_str, 0, &memsize); + if (memsize_str) { + tmp = kstrtoul(memsize_str, 0, &memsize); + if (tmp) + pr_warn("Failed to read the 'memsize' env variable.\n"); + } if (eva) { /* Look for ememsize for EVA */ ememsize_str = fw_getenv("ememsize"); - if (ememsize_str) - tmp = kstrtol(ememsize_str, 0, &ememsize); + if (ememsize_str) { + tmp = kstrtoul(ememsize_str, 0, &ememsize); + if (tmp) + pr_warn("Failed to read the 'ememsize' env variable.\n"); + } } if (!memsize && !ememsize) { pr_warn("memsize not set in YAMON, set to default (32Mb)\n"); diff --git a/arch/mips/pmcs-msp71xx/msp_irq.c b/arch/mips/pmcs-msp71xx/msp_irq.c index 941744aabb51..f914c753de21 100644 --- a/arch/mips/pmcs-msp71xx/msp_irq.c +++ b/arch/mips/pmcs-msp71xx/msp_irq.c @@ -51,7 +51,7 @@ static inline void sec_int_dispatch(void) { do_IRQ(MSP_INT_SEC); } * the range 40-71. */ -asmlinkage void plat_irq_dispatch(struct pt_regs *regs) +asmlinkage void plat_irq_dispatch(void) { u32 pending; diff --git a/arch/powerpc/kvm/book3s_hv_builtin.c b/arch/powerpc/kvm/book3s_hv_builtin.c index 329d7fdd0a6a..b9615ba5b083 100644 --- a/arch/powerpc/kvm/book3s_hv_builtin.c +++ b/arch/powerpc/kvm/book3s_hv_builtin.c @@ -101,7 +101,7 @@ struct kvm_rma_info *kvm_alloc_rma() ri = kmalloc(sizeof(struct kvm_rma_info), GFP_KERNEL); if (!ri) return NULL; - page = cma_alloc(kvm_cma, kvm_rma_pages, get_order(kvm_rma_pages)); + page = cma_alloc(kvm_cma, kvm_rma_pages, order_base_2(kvm_rma_pages)); if (!page) goto err_out; atomic_set(&ri->use_count, 1); @@ -135,12 +135,12 @@ struct page *kvm_alloc_hpt(unsigned long nr_pages) { unsigned long align_pages = HPT_ALIGN_PAGES; - VM_BUG_ON(get_order(nr_pages) < KVM_CMA_CHUNK_ORDER - PAGE_SHIFT); + VM_BUG_ON(order_base_2(nr_pages) < KVM_CMA_CHUNK_ORDER - PAGE_SHIFT); /* Old CPUs require HPT aligned on a multiple of its size */ if (!cpu_has_feature(CPU_FTR_ARCH_206)) align_pages = nr_pages; - return cma_alloc(kvm_cma, nr_pages, get_order(align_pages)); + return cma_alloc(kvm_cma, nr_pages, order_base_2(align_pages)); } EXPORT_SYMBOL_GPL(kvm_alloc_hpt); diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 453fa5c09550..b319846ad97f 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -172,6 +172,7 @@ menu "System type" # config CPU_SH2 bool + select SH_INTC config CPU_SH2A bool @@ -182,6 +183,7 @@ config CPU_SH3 bool select CPU_HAS_INTEVT select CPU_HAS_SR_RB + select SH_INTC select SYS_SUPPORTS_SH_TMU config CPU_SH4 @@ -189,6 +191,7 @@ config CPU_SH4 select CPU_HAS_INTEVT select CPU_HAS_SR_RB select CPU_HAS_FPU if !CPU_SH4AL_DSP + select SH_INTC select SYS_SUPPORTS_SH_TMU select SYS_SUPPORTS_HUGETLBFS if MMU diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 572460175ba5..7c492ed9087b 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -95,7 +95,7 @@ static inline gfn_t gfn_to_index(gfn_t gfn, gfn_t base_gfn, int level) #define KVM_REFILL_PAGES 25 #define KVM_MAX_CPUID_ENTRIES 80 #define KVM_NR_FIXED_MTRR_REGION 88 -#define KVM_NR_VAR_MTRR 10 +#define KVM_NR_VAR_MTRR 8 #define ASYNC_PF_PER_VCPU 64 diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S index 47c410d99f5d..4b0e1dfa2226 100644 --- a/arch/x86/kernel/entry_32.S +++ b/arch/x86/kernel/entry_32.S @@ -683,7 +683,7 @@ END(syscall_badsys) sysenter_badsys: movl $-ENOSYS,%eax jmp sysenter_after_call -END(syscall_badsys) +END(sysenter_badsys) CFI_ENDPROC .macro FIXUP_ESPFIX_STACK diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 56657b0bb3bb..03954f7900f5 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -1491,9 +1491,6 @@ static int __load_segment_descriptor(struct x86_emulate_ctxt *ctxt, goto exception; break; case VCPU_SREG_CS: - if (in_task_switch && rpl != dpl) - goto exception; - if (!(seg_desc.type & 8)) goto exception; @@ -4394,8 +4391,11 @@ done_prefixes: ctxt->execute = opcode.u.execute; + if (unlikely(ctxt->ud) && likely(!(ctxt->d & EmulateOnUD))) + return EMULATION_FAILED; + if (unlikely(ctxt->d & - (NotImpl|EmulateOnUD|Stack|Op3264|Sse|Mmx|Intercept|CheckPerm))) { + (NotImpl|Stack|Op3264|Sse|Mmx|Intercept|CheckPerm))) { /* * These are copied unconditionally here, and checked unconditionally * in x86_emulate_insn. @@ -4406,9 +4406,6 @@ done_prefixes: if (ctxt->d & NotImpl) return EMULATION_FAILED; - if (!(ctxt->d & EmulateOnUD) && ctxt->ud) - return EMULATION_FAILED; - if (mode == X86EMUL_MODE_PROT64 && (ctxt->d & Stack)) ctxt->op_bytes = 8; diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index 1fe33987de02..ee61c36d64f8 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -49,7 +49,13 @@ void leave_mm(int cpu) if (cpumask_test_cpu(cpu, mm_cpumask(active_mm))) { cpumask_clear_cpu(cpu, mm_cpumask(active_mm)); load_cr3(swapper_pg_dir); - trace_tlb_flush(TLB_FLUSH_ON_TASK_SWITCH, TLB_FLUSH_ALL); + /* + * This gets called in the idle path where RCU + * functions differently. Tracing normally + * uses RCU, so we have to call the tracepoint + * specially here. + */ + trace_tlb_flush_rcuidle(TLB_FLUSH_ON_TASK_SWITCH, TLB_FLUSH_ALL); } } EXPORT_SYMBOL_GPL(leave_mm); @@ -174,7 +180,7 @@ void flush_tlb_current_task(void) * * This is in units of pages. */ -unsigned long tlb_single_page_flush_ceiling = 33; +static unsigned long tlb_single_page_flush_ceiling __read_mostly = 33; void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start, unsigned long end, unsigned long vmflag) diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c index fc3df47fca35..f1fef74e503c 100644 --- a/drivers/ata/ahci_tegra.c +++ b/drivers/ata/ahci_tegra.c @@ -24,8 +24,8 @@ #include <linux/module.h> #include <linux/of_device.h> #include <linux/platform_device.h> -#include <linux/tegra-powergate.h> #include <linux/regulator/consumer.h> +#include <soc/tegra/pmc.h> #include "ahci.h" #define SATA_CONFIGURATION_0 0x180 diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c index bc281115490b..c6962300b93c 100644 --- a/drivers/ata/ahci_xgene.c +++ b/drivers/ata/ahci_xgene.c @@ -344,7 +344,7 @@ static struct ata_port_operations xgene_ahci_ops = { }; static const struct ata_port_info xgene_ahci_port_info = { - .flags = AHCI_FLAG_COMMON | ATA_FLAG_NCQ, + .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &xgene_ahci_ops, @@ -480,7 +480,7 @@ static int xgene_ahci_probe(struct platform_device *pdev) /* Configure the host controller */ xgene_ahci_hw_init(hpriv); - hpriv->flags = AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ; + hpriv->flags = AHCI_HFLAG_NO_PMP | AHCI_HFLAG_NO_NCQ; rc = ahci_platform_init_host(pdev, hpriv, &xgene_ahci_port_info); if (rc) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index dbdc5d32343f..f3e7b9f894cd 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4228,7 +4228,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "Micron_M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, { "Crucial_CT???M500SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, { "Micron_M550*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, - { "Crucial_CT???M550SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, + { "Crucial_CT*M550SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, /* * Some WD SATA-I drives spin up and down erratically when the link diff --git a/drivers/ata/pata_samsung_cf.c b/drivers/ata/pata_samsung_cf.c index 2578fc16960a..1a24a5dc3940 100644 --- a/drivers/ata/pata_samsung_cf.c +++ b/drivers/ata/pata_samsung_cf.c @@ -360,7 +360,7 @@ static int pata_s3c_wait_after_reset(struct ata_link *link, /* * pata_s3c_bus_softreset - PATA device software reset */ -static unsigned int pata_s3c_bus_softreset(struct ata_port *ap, +static int pata_s3c_bus_softreset(struct ata_port *ap, unsigned long deadline) { struct ata_ioports *ioaddr = &ap->ioaddr; diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c index 4e006d74bef8..7f4cb76ed9fa 100644 --- a/drivers/ata/pata_scc.c +++ b/drivers/ata/pata_scc.c @@ -585,7 +585,7 @@ static int scc_wait_after_reset(struct ata_link *link, unsigned int devmask, * Note: Original code is ata_bus_softreset(). */ -static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, +static int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, unsigned long deadline) { struct ata_ioports *ioaddr = &ap->ioaddr; @@ -599,9 +599,7 @@ static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, udelay(20); out_be32(ioaddr->ctl_addr, ap->ctl); - scc_wait_after_reset(&ap->link, devmask, deadline); - - return 0; + return scc_wait_after_reset(&ap->link, devmask, deadline); } /** @@ -618,7 +616,8 @@ static int scc_softreset(struct ata_link *link, unsigned int *classes, { struct ata_port *ap = link->ap; unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS; - unsigned int devmask = 0, err_mask; + unsigned int devmask = 0; + int rc; u8 err; DPRINTK("ENTER\n"); @@ -634,9 +633,9 @@ static int scc_softreset(struct ata_link *link, unsigned int *classes, /* issue bus reset */ DPRINTK("about to softreset, devmask=%x\n", devmask); - err_mask = scc_bus_softreset(ap, devmask, deadline); - if (err_mask) { - ata_port_err(ap, "SRST failed (err_mask=0x%x)\n", err_mask); + rc = scc_bus_softreset(ap, devmask, deadline); + if (rc) { + ata_port_err(ap, "SRST failed (err_mask=0x%x)\n", rc); return -EIO; } diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c index 3266f8ff9311..6f550d9e7a2d 100644 --- a/drivers/bus/arm-ccn.c +++ b/drivers/bus/arm-ccn.c @@ -662,7 +662,7 @@ static int arm_ccn_pmu_event_init(struct perf_event *event) } if (e->num_vcs && vc >= e->num_vcs) { dev_warn(ccn->dev, "Invalid vc %d for node/XP %d!\n", - port, node_xp); + vc, node_xp); return -EINVAL; } valid = 1; diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c index f0a43646a2f3..5abe943e3404 100644 --- a/drivers/firmware/efi/vars.c +++ b/drivers/firmware/efi/vars.c @@ -481,7 +481,7 @@ EXPORT_SYMBOL_GPL(efivar_entry_remove); */ static void efivar_entry_list_del_unlock(struct efivar_entry *entry) { - WARN_ON(!spin_is_locked(&__efivars->lock)); + lockdep_assert_held(&__efivars->lock); list_del(&entry->list); spin_unlock_irq(&__efivars->lock); @@ -507,7 +507,7 @@ int __efivar_entry_delete(struct efivar_entry *entry) const struct efivar_operations *ops = __efivars->ops; efi_status_t status; - WARN_ON(!spin_is_locked(&__efivars->lock)); + lockdep_assert_held(&__efivars->lock); status = ops->set_variable(entry->var.VariableName, &entry->var.VendorGuid, @@ -667,7 +667,7 @@ struct efivar_entry *efivar_entry_find(efi_char16_t *name, efi_guid_t guid, int strsize1, strsize2; bool found = false; - WARN_ON(!spin_is_locked(&__efivars->lock)); + lockdep_assert_held(&__efivars->lock); list_for_each_entry_safe(entry, n, head, list) { strsize1 = ucs2_strsize(name, 1024); @@ -739,7 +739,7 @@ int __efivar_entry_get(struct efivar_entry *entry, u32 *attributes, const struct efivar_operations *ops = __efivars->ops; efi_status_t status; - WARN_ON(!spin_is_locked(&__efivars->lock)); + lockdep_assert_held(&__efivars->lock); status = ops->get_variable(entry->var.VariableName, &entry->var.VendorGuid, diff --git a/drivers/gpio/devres.c b/drivers/gpio/devres.c index 41b2f40578d5..954b9f6b0ef8 100644 --- a/drivers/gpio/devres.c +++ b/drivers/gpio/devres.c @@ -90,7 +90,7 @@ struct gpio_desc *__must_check __devm_gpiod_get_index(struct device *dev, struct gpio_desc **dr; struct gpio_desc *desc; - dr = devres_alloc(devm_gpiod_release, sizeof(struct gpiod_desc *), + dr = devres_alloc(devm_gpiod_release, sizeof(struct gpio_desc *), GFP_KERNEL); if (!dr) return ERR_PTR(-ENOMEM); diff --git a/drivers/gpio/gpio-lynxpoint.c b/drivers/gpio/gpio-lynxpoint.c index ff9eb911b5e4..fa945ec9ccff 100644 --- a/drivers/gpio/gpio-lynxpoint.c +++ b/drivers/gpio/gpio-lynxpoint.c @@ -407,9 +407,27 @@ static int lp_gpio_runtime_resume(struct device *dev) return 0; } +static int lp_gpio_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct lp_gpio *lg = platform_get_drvdata(pdev); + unsigned long reg; + int i; + + /* on some hardware suspend clears input sensing, re-enable it here */ + for (i = 0; i < lg->chip.ngpio; i++) { + if (gpiochip_is_requested(&lg->chip, i) != NULL) { + reg = lp_gpio_reg(&lg->chip, i, LP_CONFIG2); + outl(inl(reg) & ~GPINDIS_BIT, reg); + } + } + return 0; +} + static const struct dev_pm_ops lp_gpio_pm_ops = { .runtime_suspend = lp_gpio_runtime_suspend, .runtime_resume = lp_gpio_runtime_resume, + .resume = lp_gpio_resume, }; static const struct acpi_device_id lynxpoint_gpio_acpi_match[] = { diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c index c3145f91fda3..31ad5df5dbc9 100644 --- a/drivers/gpio/gpio-zynq.c +++ b/drivers/gpio/gpio-zynq.c @@ -95,6 +95,9 @@ struct zynq_gpio { struct clk *clk; }; +static struct irq_chip zynq_gpio_level_irqchip; +static struct irq_chip zynq_gpio_edge_irqchip; + /** * zynq_gpio_get_bank_pin - Get the bank number and pin number within that bank * for a given pin in the GPIO device @@ -410,6 +413,15 @@ static int zynq_gpio_set_irq_type(struct irq_data *irq_data, unsigned int type) gpio->base_addr + ZYNQ_GPIO_INTPOL_OFFSET(bank_num)); writel_relaxed(int_any, gpio->base_addr + ZYNQ_GPIO_INTANY_OFFSET(bank_num)); + + if (type & IRQ_TYPE_LEVEL_MASK) { + __irq_set_chip_handler_name_locked(irq_data->irq, + &zynq_gpio_level_irqchip, handle_fasteoi_irq, NULL); + } else { + __irq_set_chip_handler_name_locked(irq_data->irq, + &zynq_gpio_edge_irqchip, handle_level_irq, NULL); + } + return 0; } @@ -424,9 +436,21 @@ static int zynq_gpio_set_wake(struct irq_data *data, unsigned int on) } /* irq chip descriptor */ -static struct irq_chip zynq_gpio_irqchip = { +static struct irq_chip zynq_gpio_level_irqchip = { .name = DRIVER_NAME, .irq_enable = zynq_gpio_irq_enable, + .irq_eoi = zynq_gpio_irq_ack, + .irq_mask = zynq_gpio_irq_mask, + .irq_unmask = zynq_gpio_irq_unmask, + .irq_set_type = zynq_gpio_set_irq_type, + .irq_set_wake = zynq_gpio_set_wake, + .flags = IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED, +}; + +static struct irq_chip zynq_gpio_edge_irqchip = { + .name = DRIVER_NAME, + .irq_enable = zynq_gpio_irq_enable, + .irq_ack = zynq_gpio_irq_ack, .irq_mask = zynq_gpio_irq_mask, .irq_unmask = zynq_gpio_irq_unmask, .irq_set_type = zynq_gpio_set_irq_type, @@ -469,10 +493,6 @@ static void zynq_gpio_irqhandler(unsigned int irq, struct irq_desc *desc) offset); generic_handle_irq(gpio_irq); } - - /* clear IRQ in HW */ - writel_relaxed(int_sts, gpio->base_addr + - ZYNQ_GPIO_INTSTS_OFFSET(bank_num)); } } @@ -610,14 +630,14 @@ static int zynq_gpio_probe(struct platform_device *pdev) writel_relaxed(ZYNQ_GPIO_IXR_DISABLE_ALL, gpio->base_addr + ZYNQ_GPIO_INTDIS_OFFSET(bank_num)); - ret = gpiochip_irqchip_add(chip, &zynq_gpio_irqchip, 0, - handle_simple_irq, IRQ_TYPE_NONE); + ret = gpiochip_irqchip_add(chip, &zynq_gpio_edge_irqchip, 0, + handle_level_irq, IRQ_TYPE_NONE); if (ret) { dev_err(&pdev->dev, "Failed to add irq chip\n"); goto err_rm_gpiochip; } - gpiochip_set_chained_irqchip(chip, &zynq_gpio_irqchip, irq, + gpiochip_set_chained_irqchip(chip, &zynq_gpio_edge_irqchip, irq, zynq_gpio_irqhandler); pm_runtime_set_active(&pdev->dev); diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index 7cfdc2278905..604dbe60bdee 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -307,7 +307,5 @@ void of_gpiochip_add(struct gpio_chip *chip) void of_gpiochip_remove(struct gpio_chip *chip) { gpiochip_remove_pin_ranges(chip); - - if (chip->of_node) - of_node_put(chip->of_node); + of_node_put(chip->of_node); } diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index ec96f9a9724c..e27cdbe9d524 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -494,6 +494,36 @@ bool i915_semaphore_is_enabled(struct drm_device *dev) return true; } +void intel_hpd_cancel_work(struct drm_i915_private *dev_priv) +{ + spin_lock_irq(&dev_priv->irq_lock); + + dev_priv->long_hpd_port_mask = 0; + dev_priv->short_hpd_port_mask = 0; + dev_priv->hpd_event_bits = 0; + + spin_unlock_irq(&dev_priv->irq_lock); + + cancel_work_sync(&dev_priv->dig_port_work); + cancel_work_sync(&dev_priv->hotplug_work); + cancel_delayed_work_sync(&dev_priv->hotplug_reenable_work); +} + +static void intel_suspend_encoders(struct drm_i915_private *dev_priv) +{ + struct drm_device *dev = dev_priv->dev; + struct drm_encoder *encoder; + + drm_modeset_lock_all(dev); + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + struct intel_encoder *intel_encoder = to_intel_encoder(encoder); + + if (intel_encoder->suspend) + intel_encoder->suspend(intel_encoder); + } + drm_modeset_unlock_all(dev); +} + static int i915_drm_freeze(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -538,6 +568,9 @@ static int i915_drm_freeze(struct drm_device *dev) flush_delayed_work(&dev_priv->rps.delayed_resume_work); intel_runtime_pm_disable_interrupts(dev); + intel_hpd_cancel_work(dev_priv); + + intel_suspend_encoders(dev_priv); intel_suspend_gt_powersave(dev); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4412f6a4383b..7a830eac5ba3 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1458,7 +1458,7 @@ struct drm_i915_private { } hpd_mark; } hpd_stats[HPD_NUM_PINS]; u32 hpd_event_bits; - struct timer_list hotplug_reenable_timer; + struct delayed_work hotplug_reenable_work; struct i915_fbc fbc; struct i915_drrs drrs; @@ -2178,6 +2178,7 @@ extern unsigned long i915_mch_val(struct drm_i915_private *dev_priv); extern unsigned long i915_gfx_val(struct drm_i915_private *dev_priv); extern void i915_update_gfx_val(struct drm_i915_private *dev_priv); int vlv_force_gfx_clock(struct drm_i915_private *dev_priv, bool on); +void intel_hpd_cancel_work(struct drm_i915_private *dev_priv); extern void intel_console_resume(struct work_struct *work); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 390ccc2a3096..0050ee9470f1 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1189,8 +1189,8 @@ static void i915_hotplug_work_func(struct work_struct *work) * some connectors */ if (hpd_disabled) { drm_kms_helper_poll_enable(dev); - mod_timer(&dev_priv->hotplug_reenable_timer, - jiffies + msecs_to_jiffies(I915_REENABLE_HOTPLUG_DELAY)); + mod_delayed_work(system_wq, &dev_priv->hotplug_reenable_work, + msecs_to_jiffies(I915_REENABLE_HOTPLUG_DELAY)); } spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); @@ -1213,11 +1213,6 @@ static void i915_hotplug_work_func(struct work_struct *work) drm_kms_helper_hotplug_event(dev); } -static void intel_hpd_irq_uninstall(struct drm_i915_private *dev_priv) -{ - del_timer_sync(&dev_priv->hotplug_reenable_timer); -} - static void ironlake_rps_change_irq_handler(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -3892,8 +3887,6 @@ static void gen8_irq_uninstall(struct drm_device *dev) if (!dev_priv) return; - intel_hpd_irq_uninstall(dev_priv); - gen8_irq_reset(dev); } @@ -3908,8 +3901,6 @@ static void valleyview_irq_uninstall(struct drm_device *dev) I915_WRITE(VLV_MASTER_IER, 0); - intel_hpd_irq_uninstall(dev_priv); - for_each_pipe(pipe) I915_WRITE(PIPESTAT(pipe), 0xffff); @@ -3988,8 +3979,6 @@ static void ironlake_irq_uninstall(struct drm_device *dev) if (!dev_priv) return; - intel_hpd_irq_uninstall(dev_priv); - ironlake_irq_reset(dev); } @@ -4360,8 +4349,6 @@ static void i915_irq_uninstall(struct drm_device * dev) struct drm_i915_private *dev_priv = dev->dev_private; int pipe; - intel_hpd_irq_uninstall(dev_priv); - if (I915_HAS_HOTPLUG(dev)) { I915_WRITE(PORT_HOTPLUG_EN, 0); I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT)); @@ -4598,8 +4585,6 @@ static void i965_irq_uninstall(struct drm_device * dev) if (!dev_priv) return; - intel_hpd_irq_uninstall(dev_priv); - I915_WRITE(PORT_HOTPLUG_EN, 0); I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT)); @@ -4615,14 +4600,18 @@ static void i965_irq_uninstall(struct drm_device * dev) I915_WRITE(IIR, I915_READ(IIR)); } -static void intel_hpd_irq_reenable(unsigned long data) +static void intel_hpd_irq_reenable(struct work_struct *work) { - struct drm_i915_private *dev_priv = (struct drm_i915_private *)data; + struct drm_i915_private *dev_priv = + container_of(work, typeof(*dev_priv), + hotplug_reenable_work.work); struct drm_device *dev = dev_priv->dev; struct drm_mode_config *mode_config = &dev->mode_config; unsigned long irqflags; int i; + intel_runtime_pm_get(dev_priv); + spin_lock_irqsave(&dev_priv->irq_lock, irqflags); for (i = (HPD_NONE + 1); i < HPD_NUM_PINS; i++) { struct drm_connector *connector; @@ -4648,6 +4637,8 @@ static void intel_hpd_irq_reenable(unsigned long data) if (dev_priv->display.hpd_irq_setup) dev_priv->display.hpd_irq_setup(dev); spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); + + intel_runtime_pm_put(dev_priv); } void intel_irq_init(struct drm_device *dev) @@ -4670,8 +4661,8 @@ void intel_irq_init(struct drm_device *dev) setup_timer(&dev_priv->gpu_error.hangcheck_timer, i915_hangcheck_elapsed, (unsigned long) dev); - setup_timer(&dev_priv->hotplug_reenable_timer, intel_hpd_irq_reenable, - (unsigned long) dev_priv); + INIT_DELAYED_WORK(&dev_priv->hotplug_reenable_work, + intel_hpd_irq_reenable); pm_qos_add_request(&dev_priv->pm_qos, PM_QOS_CPU_DMA_LATENCY, PM_QOS_DEFAULT_VALUE); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 2efaf8e8d9c4..e8abfce40976 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -699,16 +699,21 @@ intel_crt_detect(struct drm_connector *connector, bool force) goto out; } + drm_modeset_acquire_init(&ctx, 0); + /* for pre-945g platforms use load detect */ if (intel_get_load_detect_pipe(connector, NULL, &tmp, &ctx)) { if (intel_crt_detect_ddc(connector)) status = connector_status_connected; else status = intel_crt_load_detect(crt); - intel_release_load_detect_pipe(connector, &tmp, &ctx); + intel_release_load_detect_pipe(connector, &tmp); } else status = connector_status_unknown; + drm_modeset_drop_locks(&ctx); + drm_modeset_acquire_fini(&ctx); + out: intel_display_power_put(dev_priv, power_domain); return status; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 018fb7222f60..d074d704f458 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8462,8 +8462,6 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector, connector->base.id, connector->name, encoder->base.id, encoder->name); - drm_modeset_acquire_init(ctx, 0); - retry: ret = drm_modeset_lock(&config->connection_mutex, ctx); if (ret) @@ -8502,10 +8500,14 @@ retry: i++; if (!(encoder->possible_crtcs & (1 << i))) continue; - if (!possible_crtc->enabled) { - crtc = possible_crtc; - break; - } + if (possible_crtc->enabled) + continue; + /* This can occur when applying the pipe A quirk on resume. */ + if (to_intel_crtc(possible_crtc)->new_enabled) + continue; + + crtc = possible_crtc; + break; } /* @@ -8574,15 +8576,11 @@ fail_unlock: goto retry; } - drm_modeset_drop_locks(ctx); - drm_modeset_acquire_fini(ctx); - return false; } void intel_release_load_detect_pipe(struct drm_connector *connector, - struct intel_load_detect_pipe *old, - struct drm_modeset_acquire_ctx *ctx) + struct intel_load_detect_pipe *old) { struct intel_encoder *intel_encoder = intel_attached_encoder(connector); @@ -8606,17 +8604,12 @@ void intel_release_load_detect_pipe(struct drm_connector *connector, drm_framebuffer_unreference(old->release_fb); } - goto unlock; return; } /* Switch crtc and encoder back off if necessary */ if (old->dpms_mode != DRM_MODE_DPMS_ON) connector->funcs->dpms(connector, old->dpms_mode); - -unlock: - drm_modeset_drop_locks(ctx); - drm_modeset_acquire_fini(ctx); } static int i9xx_pll_refclk(struct drm_device *dev, @@ -11700,8 +11693,8 @@ intel_cursor_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, }; const struct drm_rect clip = { /* integer pixels */ - .x2 = intel_crtc->config.pipe_src_w, - .y2 = intel_crtc->config.pipe_src_h, + .x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0, + .y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0, }; bool visible; int ret; @@ -12659,7 +12652,7 @@ static void intel_enable_pipe_a(struct drm_device *dev) struct intel_connector *connector; struct drm_connector *crt = NULL; struct intel_load_detect_pipe load_detect_temp; - struct drm_modeset_acquire_ctx ctx; + struct drm_modeset_acquire_ctx *ctx = dev->mode_config.acquire_ctx; /* We can't just switch on the pipe A, we need to set things up with a * proper mode and output configuration. As a gross hack, enable pipe A @@ -12676,10 +12669,8 @@ static void intel_enable_pipe_a(struct drm_device *dev) if (!crt) return; - if (intel_get_load_detect_pipe(crt, NULL, &load_detect_temp, &ctx)) - intel_release_load_detect_pipe(crt, &load_detect_temp, &ctx); - - + if (intel_get_load_detect_pipe(crt, NULL, &load_detect_temp, ctx)) + intel_release_load_detect_pipe(crt, &load_detect_temp); } static bool @@ -13112,7 +13103,7 @@ void intel_modeset_cleanup(struct drm_device *dev) * experience fancy races otherwise. */ drm_irq_uninstall(dev); - cancel_work_sync(&dev_priv->hotplug_work); + intel_hpd_cancel_work(dev_priv); dev_priv->pm._irqs_disabled = true; /* diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index ee3942f0b068..67cfed6d911a 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3553,6 +3553,9 @@ intel_dp_check_link_status(struct intel_dp *intel_dp) if (WARN_ON(!intel_encoder->base.crtc)) return; + if (!to_intel_crtc(intel_encoder->base.crtc)->active) + return; + /* Try to read receiver status if the link appears to be up */ if (!intel_dp_get_link_status(intel_dp, link_status)) { return; @@ -4003,6 +4006,16 @@ void intel_dp_encoder_destroy(struct drm_encoder *encoder) kfree(intel_dig_port); } +static void intel_dp_encoder_suspend(struct intel_encoder *intel_encoder) +{ + struct intel_dp *intel_dp = enc_to_intel_dp(&intel_encoder->base); + + if (!is_edp(intel_dp)) + return; + + edp_panel_vdd_off_sync(intel_dp); +} + static void intel_dp_encoder_reset(struct drm_encoder *encoder) { intel_edp_panel_vdd_sanitize(to_intel_encoder(encoder)); @@ -4037,15 +4050,21 @@ bool intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd) { struct intel_dp *intel_dp = &intel_dig_port->dp; + struct intel_encoder *intel_encoder = &intel_dig_port->base; struct drm_device *dev = intel_dig_port->base.base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - int ret; + enum intel_display_power_domain power_domain; + bool ret = true; + if (intel_dig_port->base.type != INTEL_OUTPUT_EDP) intel_dig_port->base.type = INTEL_OUTPUT_DISPLAYPORT; DRM_DEBUG_KMS("got hpd irq on port %d - %s\n", intel_dig_port->port, long_hpd ? "long" : "short"); + power_domain = intel_display_port_power_domain(intel_encoder); + intel_display_power_get(dev_priv, power_domain); + if (long_hpd) { if (!ibx_digital_port_connected(dev_priv, intel_dig_port)) goto mst_fail; @@ -4061,8 +4080,7 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd) } else { if (intel_dp->is_mst) { - ret = intel_dp_check_mst_status(intel_dp); - if (ret == -EINVAL) + if (intel_dp_check_mst_status(intel_dp) == -EINVAL) goto mst_fail; } @@ -4076,7 +4094,8 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd) drm_modeset_unlock(&dev->mode_config.connection_mutex); } } - return false; + ret = false; + goto put_power; mst_fail: /* if we were in MST mode, and device is not there get out of MST mode */ if (intel_dp->is_mst) { @@ -4084,7 +4103,10 @@ mst_fail: intel_dp->is_mst = false; drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, intel_dp->is_mst); } - return true; +put_power: + intel_display_power_put(dev_priv, power_domain); + + return ret; } /* Return which DP Port should be selected for Transcoder DP control */ @@ -4722,6 +4744,7 @@ intel_dp_init(struct drm_device *dev, int output_reg, enum port port) intel_encoder->disable = intel_disable_dp; intel_encoder->get_hw_state = intel_dp_get_hw_state; intel_encoder->get_config = intel_dp_get_config; + intel_encoder->suspend = intel_dp_encoder_suspend; if (IS_CHERRYVIEW(dev)) { intel_encoder->pre_pll_enable = chv_dp_pre_pll_enable; intel_encoder->pre_enable = chv_pre_enable_dp; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 4b2664bd5b81..b8c8bbd8e5f9 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -153,6 +153,12 @@ struct intel_encoder { * be set correctly before calling this function. */ void (*get_config)(struct intel_encoder *, struct intel_crtc_config *pipe_config); + /* + * Called during system suspend after all pending requests for the + * encoder are flushed (for example for DP AUX transactions) and + * device interrupts are disabled. + */ + void (*suspend)(struct intel_encoder *); int crtc_mask; enum hpd_pin hpd_pin; }; @@ -830,8 +836,7 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector, struct intel_load_detect_pipe *old, struct drm_modeset_acquire_ctx *ctx); void intel_release_load_detect_pipe(struct drm_connector *connector, - struct intel_load_detect_pipe *old, - struct drm_modeset_acquire_ctx *ctx); + struct intel_load_detect_pipe *old); int intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_i915_gem_object *obj, struct intel_engine_cs *pipelined); diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index e211eef4b7e4..32186a656816 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1323,11 +1323,16 @@ intel_tv_detect(struct drm_connector *connector, bool force) struct intel_load_detect_pipe tmp; struct drm_modeset_acquire_ctx ctx; + drm_modeset_acquire_init(&ctx, 0); + if (intel_get_load_detect_pipe(connector, &mode, &tmp, &ctx)) { type = intel_tv_detect_type(intel_tv, connector); - intel_release_load_detect_pipe(connector, &tmp, &ctx); + intel_release_load_detect_pipe(connector, &tmp); } else return connector_status_unknown; + + drm_modeset_drop_locks(&ctx); + drm_modeset_acquire_fini(&ctx); } else return connector->status; diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile index 0013ad0db9ef..f77b7135ee4c 100644 --- a/drivers/gpu/drm/radeon/Makefile +++ b/drivers/gpu/drm/radeon/Makefile @@ -76,7 +76,7 @@ radeon-y += radeon_device.o radeon_asic.o radeon_kms.o \ evergreen.o evergreen_cs.o evergreen_blit_shaders.o \ evergreen_hdmi.o radeon_trace_points.o ni.o cayman_blit_shaders.o \ atombios_encoders.o radeon_semaphore.o radeon_sa.o atombios_i2c.o si.o \ - si_blit_shaders.o radeon_prime.o radeon_uvd.o cik.o cik_blit_shaders.o \ + si_blit_shaders.o radeon_prime.o cik.o cik_blit_shaders.o \ r600_dpm.o rs780_dpm.o rv6xx_dpm.o rv770_dpm.o rv730_dpm.o rv740_dpm.o \ rv770_smc.o cypress_dpm.o btc_dpm.o sumo_dpm.o sumo_smc.o trinity_dpm.o \ trinity_smc.o ni_dpm.o si_smc.o si_dpm.o kv_smc.o kv_dpm.o ci_smc.o \ diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c index 022561e28707..d416bb2ff48d 100644 --- a/drivers/gpu/drm/radeon/ci_dpm.c +++ b/drivers/gpu/drm/radeon/ci_dpm.c @@ -869,6 +869,9 @@ static int ci_set_thermal_temperature_range(struct radeon_device *rdev, WREG32_SMC(CG_THERMAL_CTRL, tmp); #endif + rdev->pm.dpm.thermal.min_temp = low_temp; + rdev->pm.dpm.thermal.max_temp = high_temp; + return 0; } diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index b625646bf3e2..79a5a5519bd6 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -3483,7 +3483,7 @@ static void cik_gpu_init(struct radeon_device *rdev) u32 mc_shared_chmap, mc_arb_ramcfg; u32 hdp_host_path_cntl; u32 tmp; - int i, j, k; + int i, j; switch (rdev->family) { case CHIP_BONAIRE: @@ -3544,6 +3544,7 @@ static void cik_gpu_init(struct radeon_device *rdev) (rdev->pdev->device == 0x130B) || (rdev->pdev->device == 0x130E) || (rdev->pdev->device == 0x1315) || + (rdev->pdev->device == 0x1318) || (rdev->pdev->device == 0x131B)) { rdev->config.cik.max_cu_per_sh = 4; rdev->config.cik.max_backends_per_se = 1; @@ -3672,12 +3673,11 @@ static void cik_gpu_init(struct radeon_device *rdev) rdev->config.cik.max_sh_per_se, rdev->config.cik.max_backends_per_se); + rdev->config.cik.active_cus = 0; for (i = 0; i < rdev->config.cik.max_shader_engines; i++) { for (j = 0; j < rdev->config.cik.max_sh_per_se; j++) { - for (k = 0; k < rdev->config.cik.max_cu_per_sh; k++) { - rdev->config.cik.active_cus += - hweight32(cik_get_cu_active_bitmap(rdev, i, j)); - } + rdev->config.cik.active_cus += + hweight32(cik_get_cu_active_bitmap(rdev, i, j)); } } @@ -3801,7 +3801,7 @@ int cik_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) radeon_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1)); radeon_ring_write(ring, ((scratch - PACKET3_SET_UCONFIG_REG_START) >> 2)); radeon_ring_write(ring, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(scratch); @@ -3920,6 +3920,17 @@ void cik_fence_compute_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, 0); } +/** + * cik_semaphore_ring_emit - emit a semaphore on the CP ring + * + * @rdev: radeon_device pointer + * @ring: radeon ring buffer object + * @semaphore: radeon semaphore object + * @emit_wait: Is this a sempahore wait? + * + * Emits a semaphore signal/wait packet to the CP ring and prevents the PFP + * from running ahead of semaphore waits. + */ bool cik_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, @@ -3932,6 +3943,12 @@ bool cik_semaphore_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, lower_32_bits(addr)); radeon_ring_write(ring, (upper_32_bits(addr) & 0xffff) | sel); + if (emit_wait && ring->idx == RADEON_RING_TYPE_GFX_INDEX) { + /* Prevent the PFP from running ahead of the semaphore wait */ + radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0)); + radeon_ring_write(ring, 0x0); + } + return true; } @@ -4004,7 +4021,7 @@ int cik_copy_cpdma(struct radeon_device *rdev, return r; } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_semaphore_free(rdev, &sem, *fence); return r; @@ -4103,7 +4120,7 @@ int cik_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) ib.ptr[1] = ((scratch - PACKET3_SET_UCONFIG_REG_START) >> 2); ib.ptr[2] = 0xDEADBEEF; ib.length_dw = 3; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { radeon_scratch_free(rdev, scratch); radeon_ib_free(rdev, &ib); @@ -4324,7 +4341,7 @@ static int cik_cp_gfx_start(struct radeon_device *rdev) radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */ - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); return 0; } @@ -5958,14 +5975,14 @@ void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) /* update SH_MEM_* regs */ radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); - radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | WRITE_DATA_DST_SEL(0))); radeon_ring_write(ring, SRBM_GFX_CNTL >> 2); radeon_ring_write(ring, 0); radeon_ring_write(ring, VMID(vm->id)); radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 6)); - radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | WRITE_DATA_DST_SEL(0))); radeon_ring_write(ring, SH_MEM_BASES >> 2); radeon_ring_write(ring, 0); @@ -5976,7 +5993,7 @@ void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) radeon_ring_write(ring, 0); /* SH_MEM_APE1_LIMIT */ radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); - radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | WRITE_DATA_DST_SEL(0))); radeon_ring_write(ring, SRBM_GFX_CNTL >> 2); radeon_ring_write(ring, 0); @@ -5987,7 +6004,7 @@ void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) /* bits 0-15 are the VM contexts0-15 */ radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); - radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | WRITE_DATA_DST_SEL(0))); radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2); radeon_ring_write(ring, 0); diff --git a/drivers/gpu/drm/radeon/cik_sdma.c b/drivers/gpu/drm/radeon/cik_sdma.c index bcf480510ac2..192278bc993c 100644 --- a/drivers/gpu/drm/radeon/cik_sdma.c +++ b/drivers/gpu/drm/radeon/cik_sdma.c @@ -596,7 +596,7 @@ int cik_copy_dma(struct radeon_device *rdev, return r; } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_semaphore_free(rdev, &sem, *fence); return r; @@ -638,7 +638,7 @@ int cik_sdma_ring_test(struct radeon_device *rdev, radeon_ring_write(ring, upper_32_bits(rdev->vram_scratch.gpu_addr)); radeon_ring_write(ring, 1); /* number of DWs to follow */ radeon_ring_write(ring, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { tmp = readl(ptr); @@ -695,7 +695,7 @@ int cik_sdma_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) ib.ptr[4] = 0xDEADBEEF; ib.length_dw = 5; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { radeon_ib_free(rdev, &ib); DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 4fedd14e670a..dbca60c7d097 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2869,7 +2869,7 @@ static int evergreen_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); radeon_ring_write(ring, 0); radeon_ring_write(ring, 0); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); cp_me = 0xff; WREG32(CP_ME_CNTL, cp_me); @@ -2912,7 +2912,7 @@ static int evergreen_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ radeon_ring_write(ring, 0x00000010); /* */ - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); return 0; } diff --git a/drivers/gpu/drm/radeon/evergreen_dma.c b/drivers/gpu/drm/radeon/evergreen_dma.c index 478caefe0fef..afaba388c36d 100644 --- a/drivers/gpu/drm/radeon/evergreen_dma.c +++ b/drivers/gpu/drm/radeon/evergreen_dma.c @@ -155,7 +155,7 @@ int evergreen_copy_dma(struct radeon_device *rdev, return r; } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_semaphore_free(rdev, &sem, *fence); return r; diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c index 9ef8c38f2d66..8b58e11b64fa 100644 --- a/drivers/gpu/drm/radeon/kv_dpm.c +++ b/drivers/gpu/drm/radeon/kv_dpm.c @@ -1438,14 +1438,14 @@ static int kv_update_uvd_dpm(struct radeon_device *rdev, bool gate) return kv_enable_uvd_dpm(rdev, !gate); } -static u8 kv_get_vce_boot_level(struct radeon_device *rdev) +static u8 kv_get_vce_boot_level(struct radeon_device *rdev, u32 evclk) { u8 i; struct radeon_vce_clock_voltage_dependency_table *table = &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; for (i = 0; i < table->count; i++) { - if (table->entries[i].evclk >= 0) /* XXX */ + if (table->entries[i].evclk >= evclk) break; } @@ -1468,7 +1468,7 @@ static int kv_update_vce_dpm(struct radeon_device *rdev, if (pi->caps_stable_p_state) pi->vce_boot_level = table->count - 1; else - pi->vce_boot_level = kv_get_vce_boot_level(rdev); + pi->vce_boot_level = kv_get_vce_boot_level(rdev, radeon_new_state->evclk); ret = kv_copy_bytes_to_smc(rdev, pi->dpm_table_start + @@ -2726,7 +2726,10 @@ int kv_dpm_init(struct radeon_device *rdev) pi->caps_sclk_ds = true; pi->enable_auto_thermal_throttling = true; pi->disable_nb_ps3_in_battery = false; - pi->bapm_enable = true; + if (radeon_bapm == 0) + pi->bapm_enable = false; + else + pi->bapm_enable = true; pi->voltage_drop_t = 0; pi->caps_sclk_throttle_low_notification = false; pi->caps_fps = false; /* true? */ diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 327b85f7fd0d..ba89375f197f 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -1505,7 +1505,7 @@ static int cayman_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); radeon_ring_write(ring, 0); radeon_ring_write(ring, 0); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); cayman_cp_enable(rdev, true); @@ -1547,7 +1547,7 @@ static int cayman_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ radeon_ring_write(ring, 0x00000010); /* */ - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); /* XXX init other rings */ diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 04b5940b8923..4c5ec44ff328 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -925,7 +925,7 @@ int r100_copy_blit(struct radeon_device *rdev, if (fence) { r = radeon_fence_emit(rdev, fence, RADEON_RING_TYPE_GFX_INDEX); } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); return r; } @@ -958,7 +958,7 @@ void r100_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) RADEON_ISYNC_ANY3D_IDLE2D | RADEON_ISYNC_WAIT_IDLEGUI | RADEON_ISYNC_CPSCRATCH_IDLEGUI); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); } @@ -3638,7 +3638,7 @@ int r100_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) } radeon_ring_write(ring, PACKET0(scratch, 0)); radeon_ring_write(ring, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(scratch); if (tmp == 0xDEADBEEF) { @@ -3700,7 +3700,7 @@ int r100_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) ib.ptr[6] = PACKET2(0); ib.ptr[7] = PACKET2(0); ib.length_dw = 8; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); goto free_ib; diff --git a/drivers/gpu/drm/radeon/r200.c b/drivers/gpu/drm/radeon/r200.c index 58f0473aa73f..67780374a652 100644 --- a/drivers/gpu/drm/radeon/r200.c +++ b/drivers/gpu/drm/radeon/r200.c @@ -121,7 +121,7 @@ int r200_copy_dma(struct radeon_device *rdev, if (fence) { r = radeon_fence_emit(rdev, fence, RADEON_RING_TYPE_GFX_INDEX); } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); return r; } diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 75b30338c226..1bc4704034ce 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -295,7 +295,7 @@ void r300_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) radeon_ring_write(ring, R300_GEOMETRY_ROUND_NEAREST | R300_COLOR_ROUND_NEAREST); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); } static void r300_errata(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index 802b19220a21..2828605aef3f 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -219,7 +219,7 @@ static void r420_cp_errata_init(struct radeon_device *rdev) radeon_ring_write(ring, PACKET0(R300_CP_RESYNC_ADDR, 1)); radeon_ring_write(ring, rdev->config.r300.resync_scratch); radeon_ring_write(ring, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); } static void r420_cp_errata_fini(struct radeon_device *rdev) @@ -232,7 +232,7 @@ static void r420_cp_errata_fini(struct radeon_device *rdev) radeon_ring_lock(rdev, ring, 8); radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); radeon_ring_write(ring, R300_RB3D_DC_FINISH); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_scratch_free(rdev, rdev->config.r300.resync_scratch); } diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index c70a504d96af..e8bf0ea2dade 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2547,7 +2547,7 @@ int r600_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); radeon_ring_write(ring, 0); radeon_ring_write(ring, 0); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); cp_me = 0xff; WREG32(R_0086D8_CP_ME_CNTL, cp_me); @@ -2683,7 +2683,7 @@ int r600_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); radeon_ring_write(ring, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); radeon_ring_write(ring, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(scratch); if (tmp == 0xDEADBEEF) @@ -2753,6 +2753,17 @@ void r600_fence_ring_emit(struct radeon_device *rdev, } } +/** + * r600_semaphore_ring_emit - emit a semaphore on the CP ring + * + * @rdev: radeon_device pointer + * @ring: radeon ring buffer object + * @semaphore: radeon semaphore object + * @emit_wait: Is this a sempahore wait? + * + * Emits a semaphore signal/wait packet to the CP ring and prevents the PFP + * from running ahead of semaphore waits. + */ bool r600_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, @@ -2768,6 +2779,13 @@ bool r600_semaphore_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, lower_32_bits(addr)); radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel); + /* PFP_SYNC_ME packet only exists on 7xx+ */ + if (emit_wait && (rdev->family >= CHIP_RV770)) { + /* Prevent the PFP from running ahead of the semaphore wait */ + radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0)); + radeon_ring_write(ring, 0x0); + } + return true; } @@ -2845,7 +2863,7 @@ int r600_copy_cpdma(struct radeon_device *rdev, return r; } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_semaphore_free(rdev, &sem, *fence); return r; @@ -3165,7 +3183,7 @@ int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); ib.ptr[2] = 0xDEADBEEF; ib.length_dw = 3; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); goto free_ib; diff --git a/drivers/gpu/drm/radeon/r600_dma.c b/drivers/gpu/drm/radeon/r600_dma.c index 4969cef44a19..51fd98553eaf 100644 --- a/drivers/gpu/drm/radeon/r600_dma.c +++ b/drivers/gpu/drm/radeon/r600_dma.c @@ -261,7 +261,7 @@ int r600_dma_ring_test(struct radeon_device *rdev, radeon_ring_write(ring, rdev->vram_scratch.gpu_addr & 0xfffffffc); radeon_ring_write(ring, upper_32_bits(rdev->vram_scratch.gpu_addr) & 0xff); radeon_ring_write(ring, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { tmp = readl(ptr); @@ -368,7 +368,7 @@ int r600_dma_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) ib.ptr[3] = 0xDEADBEEF; ib.length_dw = 4; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { radeon_ib_free(rdev, &ib); DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); @@ -493,7 +493,7 @@ int r600_copy_dma(struct radeon_device *rdev, return r; } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_semaphore_free(rdev, &sem, *fence); return r; diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index f94e7a9afe75..0c4a7d8d93e0 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -1597,6 +1597,7 @@ */ # define PACKET3_CP_DMA_CMD_SAIC (1 << 28) # define PACKET3_CP_DMA_CMD_DAIC (1 << 29) +#define PACKET3_PFP_SYNC_ME 0x42 /* r7xx+ only */ #define PACKET3_SURFACE_SYNC 0x43 # define PACKET3_CB0_DEST_BASE_ENA (1 << 6) # define PACKET3_FULL_CACHE_ENA (1 << 20) /* r7xx+ only */ diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 9e1732eb402c..b281886f6f51 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -105,6 +105,7 @@ extern int radeon_vm_size; extern int radeon_vm_block_size; extern int radeon_deep_color; extern int radeon_use_pflipirq; +extern int radeon_bapm; /* * Copy from radeon_drv.h so we don't have to include both and have conflicting @@ -967,7 +968,7 @@ int radeon_ib_get(struct radeon_device *rdev, int ring, unsigned size); void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib); int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib, - struct radeon_ib *const_ib); + struct radeon_ib *const_ib, bool hdp_flush); int radeon_ib_pool_init(struct radeon_device *rdev); void radeon_ib_pool_fini(struct radeon_device *rdev); int radeon_ib_ring_tests(struct radeon_device *rdev); @@ -977,8 +978,10 @@ bool radeon_ring_supports_scratch_reg(struct radeon_device *rdev, void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *cp); int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw); int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw); -void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp); -void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp); +void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp, + bool hdp_flush); +void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp, + bool hdp_flush); void radeon_ring_undo(struct radeon_ring *ring); void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp); int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp); diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index ee712c199b25..83f382e8e40e 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -132,7 +132,8 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p) * the buffers used for read only, which doubles the range * to 0 to 31. 32 is reserved for the kernel driver. */ - priority = (r->flags & 0xf) * 2 + !!r->write_domain; + priority = (r->flags & RADEON_RELOC_PRIO_MASK) * 2 + + !!r->write_domain; /* the first reloc of an UVD job is the msg and that must be in VRAM, also but everything into VRAM on AGP cards to avoid @@ -450,7 +451,7 @@ static int radeon_cs_ib_chunk(struct radeon_device *rdev, radeon_vce_note_usage(rdev); radeon_cs_sync_rings(parser); - r = radeon_ib_schedule(rdev, &parser->ib, NULL); + r = radeon_ib_schedule(rdev, &parser->ib, NULL, true); if (r) { DRM_ERROR("Failed to schedule IB !\n"); } @@ -541,9 +542,9 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev, if ((rdev->family >= CHIP_TAHITI) && (parser->chunk_const_ib_idx != -1)) { - r = radeon_ib_schedule(rdev, &parser->ib, &parser->const_ib); + r = radeon_ib_schedule(rdev, &parser->ib, &parser->const_ib, true); } else { - r = radeon_ib_schedule(rdev, &parser->ib, NULL); + r = radeon_ib_schedule(rdev, &parser->ib, NULL, true); } out: diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index c8ea050c8fa4..6a219bcee66d 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1680,8 +1680,8 @@ int radeon_gpu_reset(struct radeon_device *rdev) radeon_save_bios_scratch_regs(rdev); /* block TTM */ resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev); - radeon_pm_suspend(rdev); radeon_suspend(rdev); + radeon_hpd_fini(rdev); for (i = 0; i < RADEON_NUM_RINGS; ++i) { ring_sizes[i] = radeon_ring_backup(rdev, &rdev->ring[i], @@ -1726,9 +1726,39 @@ retry: } } - radeon_pm_resume(rdev); + if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) { + /* do dpm late init */ + r = radeon_pm_late_init(rdev); + if (r) { + rdev->pm.dpm_enabled = false; + DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n"); + } + } else { + /* resume old pm late */ + radeon_pm_resume(rdev); + } + + /* init dig PHYs, disp eng pll */ + if (rdev->is_atom_bios) { + radeon_atom_encoder_init(rdev); + radeon_atom_disp_eng_pll_init(rdev); + /* turn on the BL */ + if (rdev->mode_info.bl_encoder) { + u8 bl_level = radeon_get_backlight_level(rdev, + rdev->mode_info.bl_encoder); + radeon_set_backlight_level(rdev, rdev->mode_info.bl_encoder, + bl_level); + } + } + /* reset hpd state */ + radeon_hpd_init(rdev); + drm_helper_resume_force_mode(rdev->ddev); + /* set the power state here in case we are a PX system or headless */ + if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) + radeon_pm_compute_clocks(rdev); + ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched); if (r) { /* bad news, how to tell it to userspace ? */ diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 092d067f93e1..8df888908833 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -180,6 +180,7 @@ int radeon_vm_size = 8; int radeon_vm_block_size = -1; int radeon_deep_color = 0; int radeon_use_pflipirq = 2; +int radeon_bapm = -1; MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers"); module_param_named(no_wb, radeon_no_wb, int, 0444); @@ -259,6 +260,9 @@ module_param_named(deep_color, radeon_deep_color, int, 0444); MODULE_PARM_DESC(use_pflipirq, "Pflip irqs for pageflip completion (0 = disable, 1 = as fallback, 2 = exclusive (default))"); module_param_named(use_pflipirq, radeon_use_pflipirq, int, 0444); +MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)"); +module_param_named(bapm, radeon_bapm, int, 0444); + static struct pci_device_id pciidlist[] = { radeon_PCI_IDS }; diff --git a/drivers/gpu/drm/radeon/radeon_ib.c b/drivers/gpu/drm/radeon/radeon_ib.c index 65b0c213488d..5bf2c0a05827 100644 --- a/drivers/gpu/drm/radeon/radeon_ib.c +++ b/drivers/gpu/drm/radeon/radeon_ib.c @@ -107,6 +107,7 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib) * @rdev: radeon_device pointer * @ib: IB object to schedule * @const_ib: Const IB to schedule (SI only) + * @hdp_flush: Whether or not to perform an HDP cache flush * * Schedule an IB on the associated ring (all asics). * Returns 0 on success, error on failure. @@ -122,7 +123,7 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib) * to SI there was just a DE IB. */ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib, - struct radeon_ib *const_ib) + struct radeon_ib *const_ib, bool hdp_flush) { struct radeon_ring *ring = &rdev->ring[ib->ring]; int r = 0; @@ -176,7 +177,7 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib, if (ib->vm) radeon_vm_fence(rdev, ib->vm, ib->fence); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, hdp_flush); return 0; } diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 23314be49480..164898b0010c 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -460,10 +460,6 @@ static ssize_t radeon_get_dpm_state(struct device *dev, struct radeon_device *rdev = ddev->dev_private; enum radeon_pm_state_type pm = rdev->pm.dpm.user_state; - if ((rdev->flags & RADEON_IS_PX) && - (ddev->switch_power_state != DRM_SWITCH_POWER_ON)) - return snprintf(buf, PAGE_SIZE, "off\n"); - return snprintf(buf, PAGE_SIZE, "%s\n", (pm == POWER_STATE_TYPE_BATTERY) ? "battery" : (pm == POWER_STATE_TYPE_BALANCED) ? "balanced" : "performance"); @@ -477,11 +473,6 @@ static ssize_t radeon_set_dpm_state(struct device *dev, struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; - /* Can't set dpm state when the card is off */ - if ((rdev->flags & RADEON_IS_PX) && - (ddev->switch_power_state != DRM_SWITCH_POWER_ON)) - return -EINVAL; - mutex_lock(&rdev->pm.mutex); if (strncmp("battery", buf, strlen("battery")) == 0) rdev->pm.dpm.user_state = POWER_STATE_TYPE_BATTERY; @@ -495,7 +486,12 @@ static ssize_t radeon_set_dpm_state(struct device *dev, goto fail; } mutex_unlock(&rdev->pm.mutex); - radeon_pm_compute_clocks(rdev); + + /* Can't set dpm state when the card is off */ + if (!(rdev->flags & RADEON_IS_PX) || + (ddev->switch_power_state == DRM_SWITCH_POWER_ON)) + radeon_pm_compute_clocks(rdev); + fail: return count; } diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 5b4e0cf231a0..d65607902537 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -177,16 +177,18 @@ int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *ring, unsig * * @rdev: radeon_device pointer * @ring: radeon_ring structure holding ring information + * @hdp_flush: Whether or not to perform an HDP cache flush * * Update the wptr (write pointer) to tell the GPU to * execute new commands on the ring buffer (all asics). */ -void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *ring) +void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *ring, + bool hdp_flush) { /* If we are emitting the HDP flush via the ring buffer, we need to * do it before padding. */ - if (rdev->asic->ring[ring->idx]->hdp_flush) + if (hdp_flush && rdev->asic->ring[ring->idx]->hdp_flush) rdev->asic->ring[ring->idx]->hdp_flush(rdev, ring); /* We pad to match fetch size */ while (ring->wptr & ring->align_mask) { @@ -196,7 +198,7 @@ void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *ring) /* If we are emitting the HDP flush via MMIO, we need to do it after * all CPU writes to VRAM finished. */ - if (rdev->asic->mmio_hdp_flush) + if (hdp_flush && rdev->asic->mmio_hdp_flush) rdev->asic->mmio_hdp_flush(rdev); radeon_ring_set_wptr(rdev, ring); } @@ -207,12 +209,14 @@ void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *ring) * * @rdev: radeon_device pointer * @ring: radeon_ring structure holding ring information + * @hdp_flush: Whether or not to perform an HDP cache flush * * Call radeon_ring_commit() then unlock the ring (all asics). */ -void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *ring) +void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *ring, + bool hdp_flush) { - radeon_ring_commit(rdev, ring); + radeon_ring_commit(rdev, ring, hdp_flush); mutex_unlock(&rdev->ring_lock); } @@ -372,7 +376,7 @@ int radeon_ring_restore(struct radeon_device *rdev, struct radeon_ring *ring, radeon_ring_write(ring, data[i]); } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); kfree(data); return 0; } @@ -400,9 +404,7 @@ int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsig /* Allocate ring buffer */ if (ring->ring_obj == NULL) { r = radeon_bo_create(rdev, ring->ring_size, PAGE_SIZE, true, - RADEON_GEM_DOMAIN_GTT, - (rdev->flags & RADEON_IS_PCIE) ? - RADEON_GEM_GTT_WC : 0, + RADEON_GEM_DOMAIN_GTT, 0, NULL, &ring->ring_obj); if (r) { dev_err(rdev->dev, "(%d) ring create failed\n", r); diff --git a/drivers/gpu/drm/radeon/radeon_semaphore.c b/drivers/gpu/drm/radeon/radeon_semaphore.c index dbd6bcde92de..56d9fd66d8ae 100644 --- a/drivers/gpu/drm/radeon/radeon_semaphore.c +++ b/drivers/gpu/drm/radeon/radeon_semaphore.c @@ -179,7 +179,7 @@ int radeon_semaphore_sync_rings(struct radeon_device *rdev, continue; } - radeon_ring_commit(rdev, &rdev->ring[i]); + radeon_ring_commit(rdev, &rdev->ring[i], false); radeon_fence_note_sync(fence, ring); semaphore->gpu_addr += 8; diff --git a/drivers/gpu/drm/radeon/radeon_test.c b/drivers/gpu/drm/radeon/radeon_test.c index 5adf4207453d..17bc3dced9f1 100644 --- a/drivers/gpu/drm/radeon/radeon_test.c +++ b/drivers/gpu/drm/radeon/radeon_test.c @@ -288,7 +288,7 @@ static int radeon_test_create_and_emit_fence(struct radeon_device *rdev, return r; } radeon_fence_emit(rdev, fence, ring->idx); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); } return 0; } @@ -313,7 +313,7 @@ void radeon_test_ring_sync(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_wait(rdev, ringA->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringA); + radeon_ring_unlock_commit(rdev, ringA, false); r = radeon_test_create_and_emit_fence(rdev, ringA, &fence1); if (r) @@ -325,7 +325,7 @@ void radeon_test_ring_sync(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_wait(rdev, ringA->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringA); + radeon_ring_unlock_commit(rdev, ringA, false); r = radeon_test_create_and_emit_fence(rdev, ringA, &fence2); if (r) @@ -344,7 +344,7 @@ void radeon_test_ring_sync(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_signal(rdev, ringB->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringB); + radeon_ring_unlock_commit(rdev, ringB, false); r = radeon_fence_wait(fence1, false); if (r) { @@ -365,7 +365,7 @@ void radeon_test_ring_sync(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_signal(rdev, ringB->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringB); + radeon_ring_unlock_commit(rdev, ringB, false); r = radeon_fence_wait(fence2, false); if (r) { @@ -408,7 +408,7 @@ static void radeon_test_ring_sync2(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_wait(rdev, ringA->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringA); + radeon_ring_unlock_commit(rdev, ringA, false); r = radeon_test_create_and_emit_fence(rdev, ringA, &fenceA); if (r) @@ -420,7 +420,7 @@ static void radeon_test_ring_sync2(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_wait(rdev, ringB->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringB); + radeon_ring_unlock_commit(rdev, ringB, false); r = radeon_test_create_and_emit_fence(rdev, ringB, &fenceB); if (r) goto out_cleanup; @@ -442,7 +442,7 @@ static void radeon_test_ring_sync2(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_signal(rdev, ringC->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringC); + radeon_ring_unlock_commit(rdev, ringC, false); for (i = 0; i < 30; ++i) { mdelay(100); @@ -468,7 +468,7 @@ static void radeon_test_ring_sync2(struct radeon_device *rdev, goto out_cleanup; } radeon_semaphore_emit_signal(rdev, ringC->idx, semaphore); - radeon_ring_unlock_commit(rdev, ringC); + radeon_ring_unlock_commit(rdev, ringC, false); mdelay(1000); diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index 6bf55ec85b62..341848a14376 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -646,7 +646,7 @@ static int radeon_uvd_send_msg(struct radeon_device *rdev, ib.ptr[i] = PACKET2(0); ib.length_dw = 16; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) goto err; ttm_eu_fence_buffer_objects(&ticket, &head, ib.fence); diff --git a/drivers/gpu/drm/radeon/radeon_vce.c b/drivers/gpu/drm/radeon/radeon_vce.c index f9b70a43aa52..c7190aadbd89 100644 --- a/drivers/gpu/drm/radeon/radeon_vce.c +++ b/drivers/gpu/drm/radeon/radeon_vce.c @@ -368,7 +368,7 @@ int radeon_vce_get_create_msg(struct radeon_device *rdev, int ring, for (i = ib.length_dw; i < ib_size_dw; ++i) ib.ptr[i] = 0x0; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); } @@ -425,7 +425,7 @@ int radeon_vce_get_destroy_msg(struct radeon_device *rdev, int ring, for (i = ib.length_dw; i < ib_size_dw; ++i) ib.ptr[i] = 0x0; - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); } @@ -715,7 +715,7 @@ int radeon_vce_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) return r; } radeon_ring_write(ring, VCE_CMD_END); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { if (vce_v1_0_get_rptr(rdev, ring) != rptr) diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c index ccae4d9dc3de..088ffdc2f577 100644 --- a/drivers/gpu/drm/radeon/radeon_vm.c +++ b/drivers/gpu/drm/radeon/radeon_vm.c @@ -420,7 +420,7 @@ static int radeon_vm_clear_bo(struct radeon_device *rdev, radeon_asic_vm_pad_ib(rdev, &ib); WARN_ON(ib.length_dw > 64); - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) goto error; @@ -483,6 +483,10 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev, /* add a clone of the bo_va to clear the old address */ struct radeon_bo_va *tmp; tmp = kzalloc(sizeof(struct radeon_bo_va), GFP_KERNEL); + if (!tmp) { + mutex_unlock(&vm->mutex); + return -ENOMEM; + } tmp->it.start = bo_va->it.start; tmp->it.last = bo_va->it.last; tmp->vm = vm; @@ -693,7 +697,7 @@ int radeon_vm_update_page_directory(struct radeon_device *rdev, radeon_semaphore_sync_to(ib.semaphore, pd->tbo.sync_obj); radeon_semaphore_sync_to(ib.semaphore, vm->last_id_use); WARN_ON(ib.length_dw > ndw); - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { radeon_ib_free(rdev, &ib); return r; @@ -957,7 +961,7 @@ int radeon_vm_bo_update(struct radeon_device *rdev, WARN_ON(ib.length_dw > ndw); radeon_semaphore_sync_to(ib.semaphore, vm->fence); - r = radeon_ib_schedule(rdev, &ib, NULL); + r = radeon_ib_schedule(rdev, &ib, NULL, false); if (r) { radeon_ib_free(rdev, &ib); return r; diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c index 3e21e869015f..8a477bf1fdb3 100644 --- a/drivers/gpu/drm/radeon/rv515.c +++ b/drivers/gpu/drm/radeon/rv515.c @@ -124,7 +124,7 @@ void rv515_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) radeon_ring_write(ring, GEOMETRY_ROUND_NEAREST | COLOR_ROUND_NEAREST); radeon_ring_write(ring, PACKET0(0x20C8, 0)); radeon_ring_write(ring, 0); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); } int rv515_mc_wait_for_idle(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/rv770_dma.c b/drivers/gpu/drm/radeon/rv770_dma.c index bbf2e076ee45..74426ac2bb5c 100644 --- a/drivers/gpu/drm/radeon/rv770_dma.c +++ b/drivers/gpu/drm/radeon/rv770_dma.c @@ -90,7 +90,7 @@ int rv770_copy_dma(struct radeon_device *rdev, return r; } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_semaphore_free(rdev, &sem, *fence); return r; diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 011779bd2b3d..a1274a31405c 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -3057,7 +3057,7 @@ static void si_gpu_init(struct radeon_device *rdev) u32 sx_debug_1; u32 hdp_host_path_cntl; u32 tmp; - int i, j, k; + int i, j; switch (rdev->family) { case CHIP_TAHITI: @@ -3255,12 +3255,11 @@ static void si_gpu_init(struct radeon_device *rdev) rdev->config.si.max_sh_per_se, rdev->config.si.max_cu_per_sh); + rdev->config.si.active_cus = 0; for (i = 0; i < rdev->config.si.max_shader_engines; i++) { for (j = 0; j < rdev->config.si.max_sh_per_se; j++) { - for (k = 0; k < rdev->config.si.max_cu_per_sh; k++) { - rdev->config.si.active_cus += - hweight32(si_get_cu_active_bitmap(rdev, i, j)); - } + rdev->config.si.active_cus += + hweight32(si_get_cu_active_bitmap(rdev, i, j)); } } @@ -3541,7 +3540,7 @@ static int si_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE)); radeon_ring_write(ring, 0xc000); radeon_ring_write(ring, 0xe000); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); si_cp_enable(rdev, true); @@ -3570,7 +3569,7 @@ static int si_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */ - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) { ring = &rdev->ring[i]; @@ -3580,7 +3579,7 @@ static int si_cp_start(struct radeon_device *rdev) radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0)); radeon_ring_write(ring, 0); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); } return 0; @@ -5028,7 +5027,7 @@ void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) /* flush hdp cache */ radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); - radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) | WRITE_DATA_DST_SEL(0))); radeon_ring_write(ring, HDP_MEM_COHERENCY_FLUSH_CNTL >> 2); radeon_ring_write(ring, 0); @@ -5036,7 +5035,7 @@ void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) /* bits 0-15 are the VM contexts0-15 */ radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); - radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) | WRITE_DATA_DST_SEL(0))); radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2); radeon_ring_write(ring, 0); diff --git a/drivers/gpu/drm/radeon/si_dma.c b/drivers/gpu/drm/radeon/si_dma.c index 716505129450..7c22baaf94db 100644 --- a/drivers/gpu/drm/radeon/si_dma.c +++ b/drivers/gpu/drm/radeon/si_dma.c @@ -275,7 +275,7 @@ int si_copy_dma(struct radeon_device *rdev, return r; } - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); radeon_semaphore_free(rdev, &sem, *fence); return r; diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c index 32e50be9c4ac..57f780053b3e 100644 --- a/drivers/gpu/drm/radeon/trinity_dpm.c +++ b/drivers/gpu/drm/radeon/trinity_dpm.c @@ -1874,16 +1874,22 @@ int trinity_dpm_init(struct radeon_device *rdev) for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) pi->at[i] = TRINITY_AT_DFLT; - /* There are stability issues reported on with - * bapm enabled when switching between AC and battery - * power. At the same time, some MSI boards hang - * if it's not enabled and dpm is enabled. Just enable - * it for MSI boards right now. - */ - if (rdev->pdev->subsystem_vendor == 0x1462) - pi->enable_bapm = true; - else + if (radeon_bapm == -1) { + /* There are stability issues reported on with + * bapm enabled when switching between AC and battery + * power. At the same time, some MSI boards hang + * if it's not enabled and dpm is enabled. Just enable + * it for MSI boards right now. + */ + if (rdev->pdev->subsystem_vendor == 0x1462) + pi->enable_bapm = true; + else + pi->enable_bapm = false; + } else if (radeon_bapm == 0) { pi->enable_bapm = false; + } else { + pi->enable_bapm = true; + } pi->enable_nbps_policy = true; pi->enable_sclk_ds = true; pi->enable_gfx_power_gating = true; diff --git a/drivers/gpu/drm/radeon/uvd_v1_0.c b/drivers/gpu/drm/radeon/uvd_v1_0.c index be42c8125203..cda391347286 100644 --- a/drivers/gpu/drm/radeon/uvd_v1_0.c +++ b/drivers/gpu/drm/radeon/uvd_v1_0.c @@ -124,7 +124,7 @@ int uvd_v1_0_init(struct radeon_device *rdev) radeon_ring_write(ring, PACKET0(UVD_SEMA_CNTL, 0)); radeon_ring_write(ring, 3); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); done: /* lower clocks again */ @@ -331,7 +331,7 @@ int uvd_v1_0_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) } radeon_ring_write(ring, PACKET0(UVD_CONTEXT_ID, 0)); radeon_ring_write(ring, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev, ring); + radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(UVD_CONTEXT_ID); if (tmp == 0xDEADBEEF) diff --git a/drivers/hid/hid-cherry.c b/drivers/hid/hid-cherry.c index 1bdcccc54a1d..f745d2c1325e 100644 --- a/drivers/hid/hid-cherry.c +++ b/drivers/hid/hid-cherry.c @@ -28,7 +28,7 @@ static __u8 *ch_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { - if (*rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) { + if (*rsize >= 18 && rdesc[11] == 0x3c && rdesc[12] == 0x02) { hid_info(hdev, "fixing up Cherry Cymotion report descriptor\n"); rdesc[11] = rdesc[16] = 0xff; rdesc[12] = rdesc[17] = 0x03; diff --git a/drivers/hid/hid-huion.c b/drivers/hid/hid-huion.c index 60f44cd1b0ed..61b68ca27790 100644 --- a/drivers/hid/hid-huion.c +++ b/drivers/hid/hid-huion.c @@ -84,6 +84,15 @@ static const __u8 huion_tablet_rdesc_template[] = { 0xC0 /* End Collection */ }; +/* Parameter indices */ +enum huion_prm { + HUION_PRM_X_LM = 1, + HUION_PRM_Y_LM = 2, + HUION_PRM_PRESSURE_LM = 4, + HUION_PRM_RESOLUTION = 5, + HUION_PRM_NUM +}; + /* Driver data */ struct huion_drvdata { __u8 *rdesc; @@ -115,7 +124,12 @@ static int huion_tablet_enable(struct hid_device *hdev) int rc; struct usb_device *usb_dev = hid_to_usb_dev(hdev); struct huion_drvdata *drvdata = hid_get_drvdata(hdev); - __le16 buf[6]; + __le16 *buf = NULL; + size_t len; + s32 params[HUION_PH_ID_NUM]; + s32 resolution; + __u8 *p; + s32 v; /* * Read string descriptor containing tablet parameters. The specific @@ -123,65 +137,79 @@ static int huion_tablet_enable(struct hid_device *hdev) * driver traffic. * NOTE: This enables fully-functional tablet mode. */ + len = HUION_PRM_NUM * sizeof(*buf); + buf = kmalloc(len, GFP_KERNEL); + if (buf == NULL) { + hid_err(hdev, "failed to allocate parameter buffer\n"); + rc = -ENOMEM; + goto cleanup; + } rc = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), USB_REQ_GET_DESCRIPTOR, USB_DIR_IN, (USB_DT_STRING << 8) + 0x64, - 0x0409, buf, sizeof(buf), + 0x0409, buf, len, USB_CTRL_GET_TIMEOUT); - if (rc == -EPIPE) - hid_warn(hdev, "device parameters not found\n"); - else if (rc < 0) - hid_warn(hdev, "failed to get device parameters: %d\n", rc); - else if (rc != sizeof(buf)) - hid_warn(hdev, "invalid device parameters\n"); - else { - s32 params[HUION_PH_ID_NUM]; - s32 resolution; - __u8 *p; - s32 v; + if (rc == -EPIPE) { + hid_err(hdev, "device parameters not found\n"); + rc = -ENODEV; + goto cleanup; + } else if (rc < 0) { + hid_err(hdev, "failed to get device parameters: %d\n", rc); + rc = -ENODEV; + goto cleanup; + } else if (rc != len) { + hid_err(hdev, "invalid device parameters\n"); + rc = -ENODEV; + goto cleanup; + } - /* Extract device parameters */ - params[HUION_PH_ID_X_LM] = le16_to_cpu(buf[1]); - params[HUION_PH_ID_Y_LM] = le16_to_cpu(buf[2]); - params[HUION_PH_ID_PRESSURE_LM] = le16_to_cpu(buf[4]); - resolution = le16_to_cpu(buf[5]); - if (resolution == 0) { - params[HUION_PH_ID_X_PM] = 0; - params[HUION_PH_ID_Y_PM] = 0; - } else { - params[HUION_PH_ID_X_PM] = params[HUION_PH_ID_X_LM] * - 1000 / resolution; - params[HUION_PH_ID_Y_PM] = params[HUION_PH_ID_Y_LM] * - 1000 / resolution; - } + /* Extract device parameters */ + params[HUION_PH_ID_X_LM] = le16_to_cpu(buf[HUION_PRM_X_LM]); + params[HUION_PH_ID_Y_LM] = le16_to_cpu(buf[HUION_PRM_Y_LM]); + params[HUION_PH_ID_PRESSURE_LM] = + le16_to_cpu(buf[HUION_PRM_PRESSURE_LM]); + resolution = le16_to_cpu(buf[HUION_PRM_RESOLUTION]); + if (resolution == 0) { + params[HUION_PH_ID_X_PM] = 0; + params[HUION_PH_ID_Y_PM] = 0; + } else { + params[HUION_PH_ID_X_PM] = params[HUION_PH_ID_X_LM] * + 1000 / resolution; + params[HUION_PH_ID_Y_PM] = params[HUION_PH_ID_Y_LM] * + 1000 / resolution; + } - /* Allocate fixed report descriptor */ - drvdata->rdesc = devm_kmalloc(&hdev->dev, - sizeof(huion_tablet_rdesc_template), - GFP_KERNEL); - if (drvdata->rdesc == NULL) { - hid_err(hdev, "failed to allocate fixed rdesc\n"); - return -ENOMEM; - } - drvdata->rsize = sizeof(huion_tablet_rdesc_template); + /* Allocate fixed report descriptor */ + drvdata->rdesc = devm_kmalloc(&hdev->dev, + sizeof(huion_tablet_rdesc_template), + GFP_KERNEL); + if (drvdata->rdesc == NULL) { + hid_err(hdev, "failed to allocate fixed rdesc\n"); + rc = -ENOMEM; + goto cleanup; + } + drvdata->rsize = sizeof(huion_tablet_rdesc_template); - /* Format fixed report descriptor */ - memcpy(drvdata->rdesc, huion_tablet_rdesc_template, - drvdata->rsize); - for (p = drvdata->rdesc; - p <= drvdata->rdesc + drvdata->rsize - 4;) { - if (p[0] == 0xFE && p[1] == 0xED && p[2] == 0x1D && - p[3] < sizeof(params)) { - v = params[p[3]]; - put_unaligned(cpu_to_le32(v), (s32 *)p); - p += 4; - } else { - p++; - } + /* Format fixed report descriptor */ + memcpy(drvdata->rdesc, huion_tablet_rdesc_template, + drvdata->rsize); + for (p = drvdata->rdesc; + p <= drvdata->rdesc + drvdata->rsize - 4;) { + if (p[0] == 0xFE && p[1] == 0xED && p[2] == 0x1D && + p[3] < sizeof(params)) { + v = params[p[3]]; + put_unaligned(cpu_to_le32(v), (s32 *)p); + p += 4; + } else { + p++; } } - return 0; + rc = 0; + +cleanup: + kfree(buf); + return rc; } static int huion_probe(struct hid_device *hdev, const struct hid_device_id *id) diff --git a/drivers/hid/hid-kye.c b/drivers/hid/hid-kye.c index e77696367591..b92bf01a1ae8 100644 --- a/drivers/hid/hid-kye.c +++ b/drivers/hid/hid-kye.c @@ -300,7 +300,7 @@ static __u8 *kye_report_fixup(struct hid_device *hdev, __u8 *rdesc, * - change the button usage range to 4-7 for the extra * buttons */ - if (*rsize >= 74 && + if (*rsize >= 75 && rdesc[61] == 0x05 && rdesc[62] == 0x08 && rdesc[63] == 0x19 && rdesc[64] == 0x08 && rdesc[65] == 0x29 && rdesc[66] == 0x0f && diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c index a976f48263f6..f91ff145db9a 100644 --- a/drivers/hid/hid-lg.c +++ b/drivers/hid/hid-lg.c @@ -345,14 +345,14 @@ static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc, struct usb_device_descriptor *udesc; __u16 bcdDevice, rev_maj, rev_min; - if ((drv_data->quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 && + if ((drv_data->quirks & LG_RDESC) && *rsize >= 91 && rdesc[83] == 0x26 && rdesc[84] == 0x8c && rdesc[85] == 0x02) { hid_info(hdev, "fixing up Logitech keyboard report descriptor\n"); rdesc[84] = rdesc[89] = 0x4d; rdesc[85] = rdesc[90] = 0x10; } - if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 50 && + if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 51 && rdesc[32] == 0x81 && rdesc[33] == 0x06 && rdesc[49] == 0x81 && rdesc[50] == 0x06) { hid_info(hdev, diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c index cc2bd2022198..7835717bc020 100644 --- a/drivers/hid/hid-lg4ff.c +++ b/drivers/hid/hid-lg4ff.c @@ -451,13 +451,13 @@ static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *at drv_data = hid_get_drvdata(hid); if (!drv_data) { hid_err(hid, "Private driver data not found!\n"); - return 0; + return -EINVAL; } entry = drv_data->device_props; if (!entry) { hid_err(hid, "Device properties not found!\n"); - return 0; + return -EINVAL; } if (range == 0) diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 486dbde2ba2d..b7ba82960c79 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -238,13 +238,6 @@ static void logi_dj_recv_add_djhid_device(struct dj_receiver_dev *djrcv_dev, return; } - if ((dj_report->device_index < DJ_DEVICE_INDEX_MIN) || - (dj_report->device_index > DJ_DEVICE_INDEX_MAX)) { - dev_err(&djrcv_hdev->dev, "%s: invalid device index:%d\n", - __func__, dj_report->device_index); - return; - } - if (djrcv_dev->paired_dj_devices[dj_report->device_index]) { /* The device is already known. No need to reallocate it. */ dbg_hid("%s: device is already known\n", __func__); @@ -557,7 +550,7 @@ static int logi_dj_ll_raw_request(struct hid_device *hid, if (!out_buf) return -ENOMEM; - if (count < DJREPORT_SHORT_LENGTH - 2) + if (count > DJREPORT_SHORT_LENGTH - 2) count = DJREPORT_SHORT_LENGTH - 2; out_buf[0] = REPORT_ID_DJ_SHORT; @@ -690,6 +683,12 @@ static int logi_dj_raw_event(struct hid_device *hdev, * device (via hid_input_report() ) and return 1 so hid-core does not do * anything else with it. */ + if ((dj_report->device_index < DJ_DEVICE_INDEX_MIN) || + (dj_report->device_index > DJ_DEVICE_INDEX_MAX)) { + dev_err(&hdev->dev, "%s: invalid device index:%d\n", + __func__, dj_report->device_index); + return false; + } spin_lock_irqsave(&djrcv_dev->lock, flags); if (dj_report->report_id == REPORT_ID_DJ_SHORT) { diff --git a/drivers/hid/hid-monterey.c b/drivers/hid/hid-monterey.c index 9e14c00eb1b6..25daf28b26bd 100644 --- a/drivers/hid/hid-monterey.c +++ b/drivers/hid/hid-monterey.c @@ -24,7 +24,7 @@ static __u8 *mr_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { - if (*rsize >= 30 && rdesc[29] == 0x05 && rdesc[30] == 0x09) { + if (*rsize >= 31 && rdesc[29] == 0x05 && rdesc[30] == 0x09) { hid_info(hdev, "fixing up button/consumer in HID report descriptor\n"); rdesc[30] = 0x0c; } diff --git a/drivers/hid/hid-petalynx.c b/drivers/hid/hid-petalynx.c index 736b2502df4f..6aca4f2554bf 100644 --- a/drivers/hid/hid-petalynx.c +++ b/drivers/hid/hid-petalynx.c @@ -25,7 +25,7 @@ static __u8 *pl_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { - if (*rsize >= 60 && rdesc[39] == 0x2a && rdesc[40] == 0xf5 && + if (*rsize >= 62 && rdesc[39] == 0x2a && rdesc[40] == 0xf5 && rdesc[41] == 0x00 && rdesc[59] == 0x26 && rdesc[60] == 0xf9 && rdesc[61] == 0x00) { hid_info(hdev, "fixing up Petalynx Maxter Remote report descriptor\n"); diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c index 0dc25142f451..8389e8109218 100644 --- a/drivers/hid/hid-rmi.c +++ b/drivers/hid/hid-rmi.c @@ -909,10 +909,15 @@ static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id) return ret; } - if (!test_bit(RMI_STARTED, &data->flags)) { - hid_hw_stop(hdev); - return -EIO; - } + if (!test_bit(RMI_STARTED, &data->flags)) + /* + * The device maybe in the bootloader if rmi_input_configured + * failed to find F11 in the PDT. Print an error, but don't + * return an error from rmi_probe so that hidraw will be + * accessible from userspace. That way a userspace tool + * can be used to reload working firmware on the touchpad. + */ + hid_err(hdev, "Device failed to be properly configured\n"); return 0; } diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c index e244e449cbba..2ac25760a9a9 100644 --- a/drivers/hid/hid-sensor-hub.c +++ b/drivers/hid/hid-sensor-hub.c @@ -604,9 +604,9 @@ static int sensor_hub_probe(struct hid_device *hdev, ret = -EINVAL; goto err_stop_hw; } - sd->hid_sensor_hub_client_devs = kzalloc(dev_cnt * - sizeof(struct mfd_cell), - GFP_KERNEL); + sd->hid_sensor_hub_client_devs = devm_kzalloc(&hdev->dev, dev_cnt * + sizeof(struct mfd_cell), + GFP_KERNEL); if (sd->hid_sensor_hub_client_devs == NULL) { hid_err(hdev, "Failed to allocate memory for mfd cells\n"); ret = -ENOMEM; @@ -618,11 +618,12 @@ static int sensor_hub_probe(struct hid_device *hdev, if (collection->type == HID_COLLECTION_PHYSICAL) { - hsdev = kzalloc(sizeof(*hsdev), GFP_KERNEL); + hsdev = devm_kzalloc(&hdev->dev, sizeof(*hsdev), + GFP_KERNEL); if (!hsdev) { hid_err(hdev, "cannot allocate hid_sensor_hub_device\n"); ret = -ENOMEM; - goto err_no_mem; + goto err_stop_hw; } hsdev->hdev = hdev; hsdev->vendor_id = hdev->vendor; @@ -631,13 +632,13 @@ static int sensor_hub_probe(struct hid_device *hdev, if (last_hsdev) last_hsdev->end_collection_index = i; last_hsdev = hsdev; - name = kasprintf(GFP_KERNEL, "HID-SENSOR-%x", - collection->usage); + name = devm_kasprintf(&hdev->dev, GFP_KERNEL, + "HID-SENSOR-%x", + collection->usage); if (name == NULL) { hid_err(hdev, "Failed MFD device name\n"); ret = -ENOMEM; - kfree(hsdev); - goto err_no_mem; + goto err_stop_hw; } sd->hid_sensor_hub_client_devs[ sd->hid_sensor_client_cnt].id = @@ -661,16 +662,10 @@ static int sensor_hub_probe(struct hid_device *hdev, ret = mfd_add_devices(&hdev->dev, 0, sd->hid_sensor_hub_client_devs, sd->hid_sensor_client_cnt, NULL, 0, NULL); if (ret < 0) - goto err_no_mem; + goto err_stop_hw; return ret; -err_no_mem: - for (i = 0; i < sd->hid_sensor_client_cnt; ++i) { - kfree(sd->hid_sensor_hub_client_devs[i].name); - kfree(sd->hid_sensor_hub_client_devs[i].platform_data); - } - kfree(sd->hid_sensor_hub_client_devs); err_stop_hw: hid_hw_stop(hdev); @@ -681,7 +676,6 @@ static void sensor_hub_remove(struct hid_device *hdev) { struct sensor_hub_data *data = hid_get_drvdata(hdev); unsigned long flags; - int i; hid_dbg(hdev, " hardware removed\n"); hid_hw_close(hdev); @@ -691,11 +685,6 @@ static void sensor_hub_remove(struct hid_device *hdev) complete(&data->pending.ready); spin_unlock_irqrestore(&data->lock, flags); mfd_remove_devices(&hdev->dev); - for (i = 0; i < data->hid_sensor_client_cnt; ++i) { - kfree(data->hid_sensor_hub_client_devs[i].name); - kfree(data->hid_sensor_hub_client_devs[i].platform_data); - } - kfree(data->hid_sensor_hub_client_devs); hid_set_drvdata(hdev, NULL); mutex_destroy(&data->mutex); } diff --git a/drivers/hid/hid-sunplus.c b/drivers/hid/hid-sunplus.c index 87fc91e1c8de..91072fa54663 100644 --- a/drivers/hid/hid-sunplus.c +++ b/drivers/hid/hid-sunplus.c @@ -24,7 +24,7 @@ static __u8 *sp_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { - if (*rsize >= 107 && rdesc[104] == 0x26 && rdesc[105] == 0x80 && + if (*rsize >= 112 && rdesc[104] == 0x26 && rdesc[105] == 0x80 && rdesc[106] == 0x03) { hid_info(hdev, "fixing up Sunplus Wireless Desktop report descriptor\n"); rdesc[105] = rdesc[110] = 0x03; diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig index 3e3b680dc007..b51a402752c4 100644 --- a/drivers/i2c/Kconfig +++ b/drivers/i2c/Kconfig @@ -23,17 +23,14 @@ config I2C This I2C support can also be built as a module. If so, the module will be called i2c-core. -config I2C_ACPI - bool "I2C ACPI support" - select I2C - depends on ACPI +config ACPI_I2C_OPREGION + bool "ACPI I2C Operation region support" + depends on I2C=y && ACPI default y help - Say Y here if you want to enable ACPI I2C support. This includes support - for automatic enumeration of I2C slave devices and support for ACPI I2C - Operation Regions. Operation Regions allow firmware (BIOS) code to - access I2C slave devices, such as smart batteries through an I2C host - controller driver. + Say Y here if you want to enable ACPI I2C operation region support. + Operation Regions allow firmware (BIOS) code to access I2C slave devices, + such as smart batteries through an I2C host controller driver. if I2C diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile index a1f590cbb435..e0228b228256 100644 --- a/drivers/i2c/Makefile +++ b/drivers/i2c/Makefile @@ -3,7 +3,7 @@ # i2ccore-y := i2c-core.o -i2ccore-$(CONFIG_I2C_ACPI) += i2c-acpi.o +i2ccore-$(CONFIG_ACPI) += i2c-acpi.o obj-$(CONFIG_I2C_BOARDINFO) += i2c-boardinfo.o obj-$(CONFIG_I2C) += i2ccore.o diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 2994690b26e9..10467a327749 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -164,6 +164,7 @@ /* Older devices have their ID defined in <linux/pci_ids.h> */ #define PCI_DEVICE_ID_INTEL_BAYTRAIL_SMBUS 0x0f12 +#define PCI_DEVICE_ID_INTEL_BRASWELL_SMBUS 0x2292 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS 0x1c22 #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22 /* Patsburg also has three 'Integrated Device Function' SMBus controllers */ @@ -828,6 +829,7 @@ static const struct pci_device_id i801_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_WILDCATPOINT_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BAYTRAIL_SMBUS) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BRASWELL_SMBUS) }, { 0, } }; diff --git a/drivers/i2c/i2c-acpi.c b/drivers/i2c/i2c-acpi.c index e8b61967334b..0dbc18c15c43 100644 --- a/drivers/i2c/i2c-acpi.c +++ b/drivers/i2c/i2c-acpi.c @@ -126,6 +126,7 @@ void acpi_i2c_register_devices(struct i2c_adapter *adap) dev_warn(&adap->dev, "failed to enumerate I2C slaves\n"); } +#ifdef CONFIG_ACPI_I2C_OPREGION static int acpi_gsb_i2c_read_bytes(struct i2c_client *client, u8 cmd, u8 *data, u8 data_len) { @@ -360,3 +361,4 @@ void acpi_i2c_remove_space_handler(struct i2c_adapter *adapter) acpi_bus_detach_private_data(handle); } +#endif diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 18405314168b..ecb0109a5360 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -3149,14 +3149,16 @@ free_domains: static void cleanup_domain(struct protection_domain *domain) { - struct iommu_dev_data *dev_data, *next; + struct iommu_dev_data *entry; unsigned long flags; write_lock_irqsave(&amd_iommu_devtable_lock, flags); - list_for_each_entry_safe(dev_data, next, &domain->dev_list, list) { - __detach_device(dev_data); - atomic_set(&dev_data->bind, 0); + while (!list_empty(&domain->dev_list)) { + entry = list_first_entry(&domain->dev_list, + struct iommu_dev_data, list); + __detach_device(entry); + atomic_set(&entry->bind, 0); } write_unlock_irqrestore(&amd_iommu_devtable_lock, flags); diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index d1f5caad04f9..5619f264862d 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -3869,6 +3869,14 @@ static int device_notifier(struct notifier_block *nb, action != BUS_NOTIFY_DEL_DEVICE) return 0; + /* + * If the device is still attached to a device driver we can't + * tear down the domain yet as DMA mappings may still be in use. + * Wait for the BUS_NOTIFY_UNBOUND_DRIVER event to do that. + */ + if (action == BUS_NOTIFY_DEL_DEVICE && dev->driver != NULL) + return 0; + domain = find_domain(dev); if (!domain) return 0; diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 169836020208..ac4adb337038 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -995,7 +995,7 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova, size_t orig_size = size; int ret = 0; - if (unlikely(domain->ops->unmap == NULL || + if (unlikely(domain->ops->map == NULL || domain->ops->pgsize_bitmap == 0UL)) return -ENODEV; diff --git a/drivers/isdn/hardware/eicon/xdi_msg.h b/drivers/isdn/hardware/eicon/xdi_msg.h index 58368f7b5cba..2498c349a32e 100644 --- a/drivers/isdn/hardware/eicon/xdi_msg.h +++ b/drivers/isdn/hardware/eicon/xdi_msg.h @@ -1,6 +1,6 @@ /* $Id: xdi_msg.h,v 1.1.2.2 2001/02/16 08:40:36 armin Exp $ */ -#ifndef __DIVA_XDI_UM_CFG_MESSSGE_H__ +#ifndef __DIVA_XDI_UM_CFG_MESSAGE_H__ #define __DIVA_XDI_UM_CFG_MESSAGE_H__ /* diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index b08c18871323..6703751d87d7 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -2953,6 +2953,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, */ if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery)) { end_reshape(conf); + close_sync(conf); return 0; } @@ -3081,6 +3082,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, } r10_bio = mempool_alloc(conf->r10buf_pool, GFP_NOIO); + r10_bio->state = 0; raise_barrier(conf, rb2 != NULL); atomic_set(&r10_bio->remaining, 0); @@ -3269,6 +3271,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, if (sync_blocks < max_sync) max_sync = sync_blocks; r10_bio = mempool_alloc(conf->r10buf_pool, GFP_NOIO); + r10_bio->state = 0; r10_bio->mddev = mddev; atomic_set(&r10_bio->remaining, 0); @@ -4384,6 +4387,7 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr, read_more: /* Now schedule reads for blocks from sector_nr to last */ r10_bio = mempool_alloc(conf->r10buf_pool, GFP_NOIO); + r10_bio->state = 0; raise_barrier(conf, sectors_done != 0); atomic_set(&r10_bio->remaining, 0); r10_bio->mddev = mddev; @@ -4398,6 +4402,7 @@ read_more: * on all the target devices. */ // FIXME + mempool_free(r10_bio, conf->r10buf_pool); set_bit(MD_RECOVERY_INTR, &mddev->recovery); return sectors_done; } @@ -4410,7 +4415,7 @@ read_more: read_bio->bi_private = r10_bio; read_bio->bi_end_io = end_sync_read; read_bio->bi_rw = READ; - read_bio->bi_flags &= ~(BIO_POOL_MASK - 1); + read_bio->bi_flags &= (~0UL << BIO_RESET_BITS); read_bio->bi_flags |= 1 << BIO_UPTODATE; read_bio->bi_vcnt = 0; read_bio->bi_iter.bi_size = 0; diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 6234b2e84587..183588b11fc1 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -2922,7 +2922,7 @@ static int fetch_block(struct stripe_head *sh, struct stripe_head_state *s, (!test_bit(R5_Insync, &dev->flags) || test_bit(STRIPE_PREREAD_ACTIVE, &sh->state)) && !test_bit(R5_OVERWRITE, &fdev[0]->flags)) || (sh->raid_conf->level == 6 && s->failed && s->to_write && - s->to_write < sh->raid_conf->raid_disks - 2 && + s->to_write - s->non_overwrite < sh->raid_conf->raid_disks - 2 && (!test_bit(R5_Insync, &dev->flags) || test_bit(STRIPE_PREREAD_ACTIVE, &sh->state))))) { /* we would like to get this block, possibly by computing it, * otherwise read it if the backing disk is insync @@ -3817,6 +3817,8 @@ static void handle_stripe(struct stripe_head *sh) set_bit(R5_Wantwrite, &dev->flags); if (prexor) continue; + if (s.failed > 1) + continue; if (!test_bit(R5_Insync, &dev->flags) || ((i == sh->pd_idx || i == sh->qd_idx) && s.failed == 0)) diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c index 5dede6e64376..109cb44291f5 100644 --- a/drivers/net/can/c_can/c_can_platform.c +++ b/drivers/net/can/c_can/c_can_platform.c @@ -280,7 +280,7 @@ static int c_can_plat_probe(struct platform_device *pdev) priv->raminit_ctrlreg = devm_ioremap(&pdev->dev, res->start, resource_size(res)); - if (IS_ERR(priv->raminit_ctrlreg) || priv->instance < 0) + if (!priv->raminit_ctrlreg || priv->instance < 0) dev_info(&pdev->dev, "control memory is not used for raminit\n"); else priv->raminit = c_can_hw_raminit_ti; diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index f425ec2c7839..944aa5d3af6e 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -549,6 +549,13 @@ static void do_state(struct net_device *dev, /* process state changes depending on the new state */ switch (new_state) { + case CAN_STATE_ERROR_WARNING: + netdev_dbg(dev, "Error Warning\n"); + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = (bec.txerr > bec.rxerr) ? + CAN_ERR_CRTL_TX_WARNING : + CAN_ERR_CRTL_RX_WARNING; + break; case CAN_STATE_ERROR_ACTIVE: netdev_dbg(dev, "Error Active\n"); cf->can_id |= CAN_ERR_PROT; @@ -852,6 +859,8 @@ static int flexcan_chip_start(struct net_device *dev) if (priv->devtype_data->features & FLEXCAN_HAS_BROKEN_ERR_STATE || priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING) reg_ctrl |= FLEXCAN_CTRL_ERR_MSK; + else + reg_ctrl &= ~FLEXCAN_CTRL_ERR_MSK; /* save for later use */ priv->reg_ctrl_default = reg_ctrl; diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index d1692154ed1b..b27ac6074afb 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -172,6 +172,35 @@ static void set_normal_mode(struct net_device *dev) netdev_err(dev, "setting SJA1000 into normal mode failed!\n"); } +/* + * initialize SJA1000 chip: + * - reset chip + * - set output mode + * - set baudrate + * - enable interrupts + * - start operating mode + */ +static void chipset_init(struct net_device *dev) +{ + struct sja1000_priv *priv = netdev_priv(dev); + + /* set clock divider and output control register */ + priv->write_reg(priv, SJA1000_CDR, priv->cdr | CDR_PELICAN); + + /* set acceptance filter (accept all) */ + priv->write_reg(priv, SJA1000_ACCC0, 0x00); + priv->write_reg(priv, SJA1000_ACCC1, 0x00); + priv->write_reg(priv, SJA1000_ACCC2, 0x00); + priv->write_reg(priv, SJA1000_ACCC3, 0x00); + + priv->write_reg(priv, SJA1000_ACCM0, 0xFF); + priv->write_reg(priv, SJA1000_ACCM1, 0xFF); + priv->write_reg(priv, SJA1000_ACCM2, 0xFF); + priv->write_reg(priv, SJA1000_ACCM3, 0xFF); + + priv->write_reg(priv, SJA1000_OCR, priv->ocr | OCR_MODE_NORMAL); +} + static void sja1000_start(struct net_device *dev) { struct sja1000_priv *priv = netdev_priv(dev); @@ -180,6 +209,10 @@ static void sja1000_start(struct net_device *dev) if (priv->can.state != CAN_STATE_STOPPED) set_reset_mode(dev); + /* Initialize chip if uninitialized at this stage */ + if (!(priv->read_reg(priv, SJA1000_CDR) & CDR_PELICAN)) + chipset_init(dev); + /* Clear error counters and error code capture */ priv->write_reg(priv, SJA1000_TXERR, 0x0); priv->write_reg(priv, SJA1000_RXERR, 0x0); @@ -237,35 +270,6 @@ static int sja1000_get_berr_counter(const struct net_device *dev, } /* - * initialize SJA1000 chip: - * - reset chip - * - set output mode - * - set baudrate - * - enable interrupts - * - start operating mode - */ -static void chipset_init(struct net_device *dev) -{ - struct sja1000_priv *priv = netdev_priv(dev); - - /* set clock divider and output control register */ - priv->write_reg(priv, SJA1000_CDR, priv->cdr | CDR_PELICAN); - - /* set acceptance filter (accept all) */ - priv->write_reg(priv, SJA1000_ACCC0, 0x00); - priv->write_reg(priv, SJA1000_ACCC1, 0x00); - priv->write_reg(priv, SJA1000_ACCC2, 0x00); - priv->write_reg(priv, SJA1000_ACCC3, 0x00); - - priv->write_reg(priv, SJA1000_ACCM0, 0xFF); - priv->write_reg(priv, SJA1000_ACCM1, 0xFF); - priv->write_reg(priv, SJA1000_ACCM2, 0xFF); - priv->write_reg(priv, SJA1000_ACCM3, 0xFF); - - priv->write_reg(priv, SJA1000_OCR, priv->ocr | OCR_MODE_NORMAL); -} - -/* * transmit a CAN message * message layout in the sk_buff should be like this: * xx xx xx xx ff ll 00 11 22 33 44 55 66 77 diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index e1a8f4e19983..e4222af2baa6 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -563,15 +563,21 @@ static void xgene_enet_free_desc_rings(struct xgene_enet_pdata *pdata) struct xgene_enet_desc_ring *ring; ring = pdata->tx_ring; - if (ring && ring->cp_ring && ring->cp_ring->cp_skb) - devm_kfree(dev, ring->cp_ring->cp_skb); - xgene_enet_free_desc_ring(ring); + if (ring) { + if (ring->cp_ring && ring->cp_ring->cp_skb) + devm_kfree(dev, ring->cp_ring->cp_skb); + xgene_enet_free_desc_ring(ring); + } ring = pdata->rx_ring; - if (ring && ring->buf_pool && ring->buf_pool->rx_skb) - devm_kfree(dev, ring->buf_pool->rx_skb); - xgene_enet_free_desc_ring(ring->buf_pool); - xgene_enet_free_desc_ring(ring); + if (ring) { + if (ring->buf_pool) { + if (ring->buf_pool->rx_skb) + devm_kfree(dev, ring->buf_pool->rx_skb); + xgene_enet_free_desc_ring(ring->buf_pool); + } + xgene_enet_free_desc_ring(ring); + } } static struct xgene_enet_desc_ring *xgene_enet_create_desc_ring( diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 4e6c82e20224..4ccc806b1150 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -483,11 +483,7 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, #ifdef BNX2X_STOP_ON_ERROR fp->tpa_queue_used |= (1 << queue); -#ifdef _ASM_GENERIC_INT_L64_H - DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", -#else DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", -#endif fp->tpa_queue_used); #endif } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index c13364b6cc19..900cab420810 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -10052,6 +10052,8 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, } #define BNX2X_PREV_UNDI_PROD_ADDR(p) (BAR_TSTRORM_INTMEM + 0x1508 + ((p) << 4)) +#define BNX2X_PREV_UNDI_PROD_ADDR_H(f) (BAR_TSTRORM_INTMEM + \ + 0x1848 + ((f) << 4)) #define BNX2X_PREV_UNDI_RCQ(val) ((val) & 0xffff) #define BNX2X_PREV_UNDI_BD(val) ((val) >> 16 & 0xffff) #define BNX2X_PREV_UNDI_PROD(rcq, bd) ((bd) << 16 | (rcq)) @@ -10059,8 +10061,6 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, #define BCM_5710_UNDI_FW_MF_MAJOR (0x07) #define BCM_5710_UNDI_FW_MF_MINOR (0x08) #define BCM_5710_UNDI_FW_MF_VERS (0x05) -#define BNX2X_PREV_UNDI_MF_PORT(p) (BAR_TSTRORM_INTMEM + 0x150c + ((p) << 4)) -#define BNX2X_PREV_UNDI_MF_FUNC(f) (BAR_TSTRORM_INTMEM + 0x184c + ((f) << 4)) static bool bnx2x_prev_is_after_undi(struct bnx2x *bp) { @@ -10079,72 +10079,25 @@ static bool bnx2x_prev_is_after_undi(struct bnx2x *bp) return false; } -static bool bnx2x_prev_unload_undi_fw_supports_mf(struct bnx2x *bp) -{ - u8 major, minor, version; - u32 fw; - - /* Must check that FW is loaded */ - if (!(REG_RD(bp, MISC_REG_RESET_REG_1) & - MISC_REGISTERS_RESET_REG_1_RST_XSEM)) { - BNX2X_DEV_INFO("XSEM is reset - UNDI MF FW is not loaded\n"); - return false; - } - - /* Read Currently loaded FW version */ - fw = REG_RD(bp, XSEM_REG_PRAM); - major = fw & 0xff; - minor = (fw >> 0x8) & 0xff; - version = (fw >> 0x10) & 0xff; - BNX2X_DEV_INFO("Loaded FW: 0x%08x: Major 0x%02x Minor 0x%02x Version 0x%02x\n", - fw, major, minor, version); - - if (major > BCM_5710_UNDI_FW_MF_MAJOR) - return true; - - if ((major == BCM_5710_UNDI_FW_MF_MAJOR) && - (minor > BCM_5710_UNDI_FW_MF_MINOR)) - return true; - - if ((major == BCM_5710_UNDI_FW_MF_MAJOR) && - (minor == BCM_5710_UNDI_FW_MF_MINOR) && - (version >= BCM_5710_UNDI_FW_MF_VERS)) - return true; - - return false; -} - -static void bnx2x_prev_unload_undi_mf(struct bnx2x *bp) -{ - int i; - - /* Due to legacy (FW) code, the first function on each engine has a - * different offset macro from the rest of the functions. - * Setting this for all 8 functions is harmless regardless of whether - * this is actually a multi-function device. - */ - for (i = 0; i < 2; i++) - REG_WR(bp, BNX2X_PREV_UNDI_MF_PORT(i), 1); - - for (i = 2; i < 8; i++) - REG_WR(bp, BNX2X_PREV_UNDI_MF_FUNC(i - 2), 1); - - BNX2X_DEV_INFO("UNDI FW (MF) set to discard\n"); -} - -static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 port, u8 inc) +static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 inc) { u16 rcq, bd; - u32 tmp_reg = REG_RD(bp, BNX2X_PREV_UNDI_PROD_ADDR(port)); + u32 addr, tmp_reg; + if (BP_FUNC(bp) < 2) + addr = BNX2X_PREV_UNDI_PROD_ADDR(BP_PORT(bp)); + else + addr = BNX2X_PREV_UNDI_PROD_ADDR_H(BP_FUNC(bp) - 2); + + tmp_reg = REG_RD(bp, addr); rcq = BNX2X_PREV_UNDI_RCQ(tmp_reg) + inc; bd = BNX2X_PREV_UNDI_BD(tmp_reg) + inc; tmp_reg = BNX2X_PREV_UNDI_PROD(rcq, bd); - REG_WR(bp, BNX2X_PREV_UNDI_PROD_ADDR(port), tmp_reg); + REG_WR(bp, addr, tmp_reg); - BNX2X_DEV_INFO("UNDI producer [%d] rings bd -> 0x%04x, rcq -> 0x%04x\n", - port, bd, rcq); + BNX2X_DEV_INFO("UNDI producer [%d/%d][%08x] rings bd -> 0x%04x, rcq -> 0x%04x\n", + BP_PORT(bp), BP_FUNC(bp), addr, bd, rcq); } static int bnx2x_prev_mcp_done(struct bnx2x *bp) @@ -10383,7 +10336,6 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) /* Reset should be performed after BRB is emptied */ if (reset_reg & MISC_REGISTERS_RESET_REG_1_RST_BRB1) { u32 timer_count = 1000; - bool need_write = true; /* Close the MAC Rx to prevent BRB from filling up */ bnx2x_prev_unload_close_mac(bp, &mac_vals); @@ -10420,20 +10372,10 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) else timer_count--; - /* New UNDI FW supports MF and contains better - * cleaning methods - might be redundant but harmless. - */ - if (bnx2x_prev_unload_undi_fw_supports_mf(bp)) { - if (need_write) { - bnx2x_prev_unload_undi_mf(bp); - need_write = false; - } - } else if (prev_undi) { - /* If UNDI resides in memory, - * manually increment it - */ - bnx2x_prev_unload_undi_inc(bp, BP_PORT(bp), 1); - } + /* If UNDI resides in memory, manually increment it */ + if (prev_undi) + bnx2x_prev_unload_undi_inc(bp, 1); + udelay(10); } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index d57282172ea5..c067b7888ac4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -652,6 +652,7 @@ struct adapter { struct tid_info tids; void **tid_release_head; spinlock_t tid_release_lock; + struct workqueue_struct *workq; struct work_struct tid_release_task; struct work_struct db_full_task; struct work_struct db_drop_task; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 1afee70ce856..18fb9c61d7ba 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -643,8 +643,6 @@ static int set_rxmode(struct net_device *dev, int mtu, bool sleep_ok) return ret; } -static struct workqueue_struct *workq; - /** * link_start - enable a port * @dev: the port to enable @@ -3340,7 +3338,7 @@ static void cxgb4_queue_tid_release(struct tid_info *t, unsigned int chan, adap->tid_release_head = (void **)((uintptr_t)p | chan); if (!adap->tid_release_task_busy) { adap->tid_release_task_busy = true; - queue_work(workq, &adap->tid_release_task); + queue_work(adap->workq, &adap->tid_release_task); } spin_unlock_bh(&adap->tid_release_lock); } @@ -4140,7 +4138,7 @@ void t4_db_full(struct adapter *adap) notify_rdma_uld(adap, CXGB4_CONTROL_DB_FULL); t4_set_reg_field(adap, SGE_INT_ENABLE3, DBFIFO_HP_INT | DBFIFO_LP_INT, 0); - queue_work(workq, &adap->db_full_task); + queue_work(adap->workq, &adap->db_full_task); } } @@ -4150,7 +4148,7 @@ void t4_db_dropped(struct adapter *adap) disable_dbs(adap); notify_rdma_uld(adap, CXGB4_CONTROL_DB_FULL); } - queue_work(workq, &adap->db_drop_task); + queue_work(adap->workq, &adap->db_drop_task); } static void uld_attach(struct adapter *adap, unsigned int uld) @@ -6517,6 +6515,12 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_disable_device; } + adapter->workq = create_singlethread_workqueue("cxgb4"); + if (!adapter->workq) { + err = -ENOMEM; + goto out_free_adapter; + } + /* PCI device has been enabled */ adapter->flags |= DEV_ENABLED; @@ -6715,6 +6719,9 @@ sriov: out_unmap_bar0: iounmap(adapter->regs); out_free_adapter: + if (adapter->workq) + destroy_workqueue(adapter->workq); + kfree(adapter); out_disable_device: pci_disable_pcie_error_reporting(pdev); @@ -6736,6 +6743,11 @@ static void remove_one(struct pci_dev *pdev) if (adapter) { int i; + /* Tear down per-adapter Work Queue first since it can contain + * references to our adapter data structure. + */ + destroy_workqueue(adapter->workq); + if (is_offload(adapter)) detach_ulds(adapter); @@ -6788,20 +6800,14 @@ static int __init cxgb4_init_module(void) { int ret; - workq = create_singlethread_workqueue("cxgb4"); - if (!workq) - return -ENOMEM; - /* Debugfs support is optional, just warn if this fails */ cxgb4_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL); if (!cxgb4_debugfs_root) pr_warn("could not create debugfs entry, continuing\n"); ret = pci_register_driver(&cxgb4_driver); - if (ret < 0) { + if (ret < 0) debugfs_remove(cxgb4_debugfs_root); - destroy_workqueue(workq); - } register_inet6addr_notifier(&cxgb4_inet6addr_notifier); @@ -6813,8 +6819,6 @@ static void __exit cxgb4_cleanup_module(void) unregister_inet6addr_notifier(&cxgb4_inet6addr_notifier); pci_unregister_driver(&cxgb4_driver); debugfs_remove(cxgb4_debugfs_root); /* NULL ok */ - flush_workqueue(workq); - destroy_workqueue(workq); } module_init(cxgb4_init_module); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index b0bba32d69d5..d22d728d4e5c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2303,7 +2303,8 @@ int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq, FW_EQ_ETH_CMD_PFN(adap->fn) | FW_EQ_ETH_CMD_VFN(0)); c.alloc_to_len16 = htonl(FW_EQ_ETH_CMD_ALLOC | FW_EQ_ETH_CMD_EQSTART | FW_LEN16(c)); - c.viid_pkd = htonl(FW_EQ_ETH_CMD_VIID(pi->viid)); + c.viid_pkd = htonl(FW_EQ_ETH_CMD_AUTOEQUEQE | + FW_EQ_ETH_CMD_VIID(pi->viid)); c.fetchszm_to_iqid = htonl(FW_EQ_ETH_CMD_HOSTFCMODE(2) | FW_EQ_ETH_CMD_PCIECHN(pi->tx_chan) | FW_EQ_ETH_CMD_FETCHRO(1) | diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index 0549170d7e2e..5f2729ebadbe 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -1227,6 +1227,7 @@ struct fw_eq_eth_cmd { #define FW_EQ_ETH_CMD_CIDXFTHRESH(x) ((x) << 16) #define FW_EQ_ETH_CMD_EQSIZE(x) ((x) << 0) +#define FW_EQ_ETH_CMD_AUTOEQUEQE (1U << 30) #define FW_EQ_ETH_CMD_VIID(x) ((x) << 16) struct fw_eq_ctrl_cmd { diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index bdfa80ca5e31..a5fb9493dee8 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -2250,7 +2250,8 @@ int t4vf_sge_alloc_eth_txq(struct adapter *adapter, struct sge_eth_txq *txq, cmd.alloc_to_len16 = cpu_to_be32(FW_EQ_ETH_CMD_ALLOC | FW_EQ_ETH_CMD_EQSTART | FW_LEN16(cmd)); - cmd.viid_pkd = cpu_to_be32(FW_EQ_ETH_CMD_VIID(pi->viid)); + cmd.viid_pkd = cpu_to_be32(FW_EQ_ETH_CMD_AUTOEQUEQE | + FW_EQ_ETH_CMD_VIID(pi->viid)); cmd.fetchszm_to_iqid = cpu_to_be32(FW_EQ_ETH_CMD_HOSTFCMODE(SGE_HOSTFCMODE_STPG) | FW_EQ_ETH_CMD_PCIECHN(pi->port_id) | diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index 9f7fa644a397..ee41d98b44b6 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -275,6 +275,9 @@ struct fec_enet_private { struct clk *clk_enet_out; struct clk *clk_ptp; + bool ptp_clk_on; + struct mutex ptp_clk_mutex; + /* The saved address of a sent-in-place packet/buffer, for skfree(). */ unsigned char *tx_bounce[TX_RING_SIZE]; struct sk_buff *tx_skbuff[TX_RING_SIZE]; @@ -335,7 +338,7 @@ struct fec_enet_private { u32 cycle_speed; int hwts_rx_en; int hwts_tx_en; - struct timer_list time_keep; + struct delayed_work time_keep; struct regulator *reg_phy; }; diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 4f87dffcb9b2..89355a719625 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1611,17 +1611,27 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable) goto failed_clk_enet_out; } if (fep->clk_ptp) { + mutex_lock(&fep->ptp_clk_mutex); ret = clk_prepare_enable(fep->clk_ptp); - if (ret) + if (ret) { + mutex_unlock(&fep->ptp_clk_mutex); goto failed_clk_ptp; + } else { + fep->ptp_clk_on = true; + } + mutex_unlock(&fep->ptp_clk_mutex); } } else { clk_disable_unprepare(fep->clk_ahb); clk_disable_unprepare(fep->clk_ipg); if (fep->clk_enet_out) clk_disable_unprepare(fep->clk_enet_out); - if (fep->clk_ptp) + if (fep->clk_ptp) { + mutex_lock(&fep->ptp_clk_mutex); clk_disable_unprepare(fep->clk_ptp); + fep->ptp_clk_on = false; + mutex_unlock(&fep->ptp_clk_mutex); + } } return 0; @@ -2625,6 +2635,8 @@ fec_probe(struct platform_device *pdev) if (IS_ERR(fep->clk_enet_out)) fep->clk_enet_out = NULL; + fep->ptp_clk_on = false; + mutex_init(&fep->ptp_clk_mutex); fep->clk_ptp = devm_clk_get(&pdev->dev, "ptp"); fep->bufdesc_ex = pdev->id_entry->driver_data & FEC_QUIRK_HAS_BUFDESC_EX; @@ -2715,10 +2727,10 @@ fec_drv_remove(struct platform_device *pdev) struct net_device *ndev = platform_get_drvdata(pdev); struct fec_enet_private *fep = netdev_priv(ndev); + cancel_delayed_work_sync(&fep->time_keep); cancel_work_sync(&fep->tx_timeout_work); unregister_netdev(ndev); fec_enet_mii_remove(fep); - del_timer_sync(&fep->time_keep); if (fep->reg_phy) regulator_disable(fep->reg_phy); if (fep->ptp_clock) diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 82386b29914a..cca3617a2321 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -245,12 +245,20 @@ static int fec_ptp_settime(struct ptp_clock_info *ptp, u64 ns; unsigned long flags; + mutex_lock(&fep->ptp_clk_mutex); + /* Check the ptp clock */ + if (!fep->ptp_clk_on) { + mutex_unlock(&fep->ptp_clk_mutex); + return -EINVAL; + } + ns = ts->tv_sec * 1000000000ULL; ns += ts->tv_nsec; spin_lock_irqsave(&fep->tmreg_lock, flags); timecounter_init(&fep->tc, &fep->cc, ns); spin_unlock_irqrestore(&fep->tmreg_lock, flags); + mutex_unlock(&fep->ptp_clk_mutex); return 0; } @@ -338,17 +346,22 @@ int fec_ptp_get(struct net_device *ndev, struct ifreq *ifr) * fec_time_keep - call timecounter_read every second to avoid timer overrun * because ENET just support 32bit counter, will timeout in 4s */ -static void fec_time_keep(unsigned long _data) +static void fec_time_keep(struct work_struct *work) { - struct fec_enet_private *fep = (struct fec_enet_private *)_data; + struct delayed_work *dwork = to_delayed_work(work); + struct fec_enet_private *fep = container_of(dwork, struct fec_enet_private, time_keep); u64 ns; unsigned long flags; - spin_lock_irqsave(&fep->tmreg_lock, flags); - ns = timecounter_read(&fep->tc); - spin_unlock_irqrestore(&fep->tmreg_lock, flags); + mutex_lock(&fep->ptp_clk_mutex); + if (fep->ptp_clk_on) { + spin_lock_irqsave(&fep->tmreg_lock, flags); + ns = timecounter_read(&fep->tc); + spin_unlock_irqrestore(&fep->tmreg_lock, flags); + } + mutex_unlock(&fep->ptp_clk_mutex); - mod_timer(&fep->time_keep, jiffies + HZ); + schedule_delayed_work(&fep->time_keep, HZ); } /** @@ -386,15 +399,13 @@ void fec_ptp_init(struct platform_device *pdev) fec_ptp_start_cyclecounter(ndev); - init_timer(&fep->time_keep); - fep->time_keep.data = (unsigned long)fep; - fep->time_keep.function = fec_time_keep; - fep->time_keep.expires = jiffies + HZ; - add_timer(&fep->time_keep); + INIT_DELAYED_WORK(&fep->time_keep, fec_time_keep); fep->ptp_clock = ptp_clock_register(&fep->ptp_caps, &pdev->dev); if (IS_ERR(fep->ptp_clock)) { fep->ptp_clock = NULL; pr_err("ptp_clock_register failed\n"); } + + schedule_delayed_work(&fep->time_keep, HZ); } diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index c9127562bd22..21978cc019e7 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -292,6 +292,18 @@ failure: atomic_add(buffers_added, &(pool->available)); } +/* + * The final 8 bytes of the buffer list is a counter of frames dropped + * because there was not a buffer in the buffer list capable of holding + * the frame. + */ +static void ibmveth_update_rx_no_buffer(struct ibmveth_adapter *adapter) +{ + __be64 *p = adapter->buffer_list_addr + 4096 - 8; + + adapter->rx_no_buffer = be64_to_cpup(p); +} + /* replenish routine */ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) { @@ -307,8 +319,7 @@ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) ibmveth_replenish_buffer_pool(adapter, pool); } - adapter->rx_no_buffer = *(u64 *)(((char*)adapter->buffer_list_addr) + - 4096 - 8); + ibmveth_update_rx_no_buffer(adapter); } /* empty and free ana buffer pool - also used to do cleanup in error paths */ @@ -698,8 +709,7 @@ static int ibmveth_close(struct net_device *netdev) free_irq(netdev->irq, netdev); - adapter->rx_no_buffer = *(u64 *)(((char *)adapter->buffer_list_addr) + - 4096 - 8); + ibmveth_update_rx_no_buffer(adapter); ibmveth_cleanup(adapter); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index bb7fe98b3a6c..537b6216971d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -247,7 +247,7 @@ void i40e_ptp_rx_hang(struct i40e_vsi *vsi) u32 prttsyn_stat; int n; - if (pf->flags & I40E_FLAG_PTP) + if (!(pf->flags & I40E_FLAG_PTP)) return; prttsyn_stat = rd32(hw, I40E_PRTTSYN_STAT_1); diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 89672551dce9..3ac6a0d2f143 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1003,11 +1003,19 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs) static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen) { - struct i40e_pf *pf = vf->pf; - struct i40e_hw *hw = &pf->hw; - int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; + struct i40e_pf *pf; + struct i40e_hw *hw; + int abs_vf_id; i40e_status aq_ret; + /* validate the request */ + if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) + return -EINVAL; + + pf = vf->pf; + hw = &pf->hw; + abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; + /* single place to detect unsuccessful return values */ if (v_retval) { vf->num_invalid_msgs++; @@ -1928,17 +1936,20 @@ static void i40e_vc_vf_broadcast(struct i40e_pf *pf, { struct i40e_hw *hw = &pf->hw; struct i40e_vf *vf = pf->vf; - int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; int i; - for (i = 0; i < pf->num_alloc_vfs; i++) { + for (i = 0; i < pf->num_alloc_vfs; i++, vf++) { + int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; + /* Not all vfs are enabled so skip the ones that are not */ + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) && + !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) + continue; + /* Ignore return value on purpose - a given VF may fail, but * we need to keep going and send to all of them */ i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval, msg, msglen, NULL); - vf++; - abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; } } @@ -1954,12 +1965,12 @@ void i40e_vc_notify_link_state(struct i40e_pf *pf) struct i40e_hw *hw = &pf->hw; struct i40e_vf *vf = pf->vf; struct i40e_link_status *ls = &pf->hw.phy.link_info; - int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; int i; pfe.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE; pfe.severity = I40E_PF_EVENT_SEVERITY_INFO; - for (i = 0; i < pf->num_alloc_vfs; i++) { + for (i = 0; i < pf->num_alloc_vfs; i++, vf++) { + int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; if (vf->link_forced) { pfe.event_data.link_event.link_status = vf->link_up; pfe.event_data.link_event.link_speed = @@ -1972,8 +1983,6 @@ void i40e_vc_notify_link_state(struct i40e_pf *pf) i40e_aq_send_msg_to_vf(hw, abs_vf_id, I40E_VIRTCHNL_OP_EVENT, 0, (u8 *)&pfe, sizeof(pfe), NULL); - vf++; - abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; } } @@ -2002,7 +2011,18 @@ void i40e_vc_notify_reset(struct i40e_pf *pf) void i40e_vc_notify_vf_reset(struct i40e_vf *vf) { struct i40e_virtchnl_pf_event pfe; - int abs_vf_id = vf->vf_id + vf->pf->hw.func_caps.vf_base_id; + int abs_vf_id; + + /* validate the request */ + if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) + return; + + /* verify if the VF is in either init or active before proceeding */ + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) && + !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) + return; + + abs_vf_id = vf->vf_id + vf->pf->hw.func_caps.vf_base_id; pfe.event = I40E_VIRTCHNL_EVENT_RESET_IMPENDING; pfe.severity = I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h index 16039d1497b8..b84f5ea3d659 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h @@ -268,7 +268,7 @@ struct qlcnic_fdt { u16 cksum; u16 unused; u8 model[16]; - u16 mfg_id; + u8 mfg_id; u16 id; u8 flag; u8 erase_cmd; @@ -2362,6 +2362,19 @@ static inline u32 qlcnic_get_vnic_func_count(struct qlcnic_adapter *adapter) return QLC_DEFAULT_VNIC_COUNT; } +static inline void qlcnic_swap32_buffer(u32 *buffer, int count) +{ +#if defined(__BIG_ENDIAN) + u32 *tmp = buffer; + int i; + + for (i = 0; i < count; i++) { + *tmp = swab32(*tmp); + tmp++; + } +#endif +} + #ifdef CONFIG_QLCNIC_HWMON void qlcnic_register_hwmon_dev(struct qlcnic_adapter *); void qlcnic_unregister_hwmon_dev(struct qlcnic_adapter *); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index a4a4ec0b68f8..476e4998ef99 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -2603,7 +2603,7 @@ int qlcnic_83xx_lockless_flash_read32(struct qlcnic_adapter *adapter, } qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_DIRECT_WINDOW, - (addr)); + (addr & 0xFFFF0000)); range = flash_offset + (count * sizeof(u32)); /* Check if data is spread across multiple sectors */ @@ -2753,7 +2753,7 @@ int qlcnic_83xx_read_flash_descriptor_table(struct qlcnic_adapter *adapter) ret = qlcnic_83xx_lockless_flash_read32(adapter, QLCNIC_FDT_LOCATION, (u8 *)&adapter->ahw->fdt, count); - + qlcnic_swap32_buffer((u32 *)&adapter->ahw->fdt, count); qlcnic_83xx_unlock_flash(adapter); return ret; } @@ -2788,7 +2788,7 @@ int qlcnic_83xx_erase_flash_sector(struct qlcnic_adapter *adapter, addr1 = (sector_start_addr & 0xFF) << 16; addr2 = (sector_start_addr & 0xFF0000) >> 16; - reversed_addr = addr1 | addr2; + reversed_addr = addr1 | addr2 | (sector_start_addr & 0xFF00); qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, reversed_addr); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index f33559b72528..86783e1afcf7 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -1378,31 +1378,45 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter) { struct qlc_83xx_fw_info *fw_info = adapter->ahw->fw_info; const struct firmware *fw = fw_info->fw; - u32 dest, *p_cache; + u32 dest, *p_cache, *temp; int i, ret = -EIO; + __le32 *temp_le; u8 data[16]; size_t size; u64 addr; + temp = kzalloc(fw->size, GFP_KERNEL); + if (!temp) { + release_firmware(fw); + fw_info->fw = NULL; + return -ENOMEM; + } + + temp_le = (__le32 *)fw->data; + + /* FW image in file is in little endian, swap the data to nullify + * the effect of writel() operation on big endian platform. + */ + for (i = 0; i < fw->size / sizeof(u32); i++) + temp[i] = __le32_to_cpu(temp_le[i]); + dest = QLCRDX(adapter->ahw, QLCNIC_FW_IMAGE_ADDR); size = (fw->size & ~0xF); - p_cache = (u32 *)fw->data; + p_cache = temp; addr = (u64)dest; ret = qlcnic_ms_mem_write128(adapter, addr, p_cache, size / 16); if (ret) { dev_err(&adapter->pdev->dev, "MS memory write failed\n"); - release_firmware(fw); - fw_info->fw = NULL; - return -EIO; + goto exit; } /* alignment check */ if (fw->size & 0xF) { addr = dest + size; for (i = 0; i < (fw->size & 0xF); i++) - data[i] = fw->data[size + i]; + data[i] = temp[size + i]; for (; i < 16; i++) data[i] = 0; ret = qlcnic_ms_mem_write128(adapter, addr, @@ -1410,15 +1424,16 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter) if (ret) { dev_err(&adapter->pdev->dev, "MS memory write failed\n"); - release_firmware(fw); - fw_info->fw = NULL; - return -EIO; + goto exit; } } + +exit: release_firmware(fw); fw_info->fw = NULL; + kfree(temp); - return 0; + return ret; } static void qlcnic_83xx_dump_pause_control_regs(struct qlcnic_adapter *adapter) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c index e46fc39d425d..c9f57fb84b9e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c @@ -47,15 +47,26 @@ struct qlcnic_common_entry_hdr { u32 type; u32 offset; u32 cap_size; +#if defined(__LITTLE_ENDIAN) u8 mask; u8 rsvd[2]; u8 flags; +#else + u8 flags; + u8 rsvd[2]; + u8 mask; +#endif } __packed; struct __crb { u32 addr; +#if defined(__LITTLE_ENDIAN) u8 stride; u8 rsvd1[3]; +#else + u8 rsvd1[3]; + u8 stride; +#endif u32 data_size; u32 no_ops; u32 rsvd2[4]; @@ -63,15 +74,28 @@ struct __crb { struct __ctrl { u32 addr; +#if defined(__LITTLE_ENDIAN) u8 stride; u8 index_a; u16 timeout; +#else + u16 timeout; + u8 index_a; + u8 stride; +#endif u32 data_size; u32 no_ops; +#if defined(__LITTLE_ENDIAN) u8 opcode; u8 index_v; u8 shl_val; u8 shr_val; +#else + u8 shr_val; + u8 shl_val; + u8 index_v; + u8 opcode; +#endif u32 val1; u32 val2; u32 val3; @@ -79,16 +103,27 @@ struct __ctrl { struct __cache { u32 addr; +#if defined(__LITTLE_ENDIAN) u16 stride; u16 init_tag_val; +#else + u16 init_tag_val; + u16 stride; +#endif u32 size; u32 no_ops; u32 ctrl_addr; u32 ctrl_val; u32 read_addr; +#if defined(__LITTLE_ENDIAN) u8 read_addr_stride; u8 read_addr_num; u8 rsvd1[2]; +#else + u8 rsvd1[2]; + u8 read_addr_num; + u8 read_addr_stride; +#endif } __packed; struct __ocm { @@ -122,23 +157,39 @@ struct __mux { struct __queue { u32 sel_addr; +#if defined(__LITTLE_ENDIAN) u16 stride; u8 rsvd[2]; +#else + u8 rsvd[2]; + u16 stride; +#endif u32 size; u32 no_ops; u8 rsvd2[8]; u32 read_addr; +#if defined(__LITTLE_ENDIAN) u8 read_addr_stride; u8 read_addr_cnt; u8 rsvd3[2]; +#else + u8 rsvd3[2]; + u8 read_addr_cnt; + u8 read_addr_stride; +#endif } __packed; struct __pollrd { u32 sel_addr; u32 read_addr; u32 sel_val; +#if defined(__LITTLE_ENDIAN) u16 sel_val_stride; u16 no_ops; +#else + u16 no_ops; + u16 sel_val_stride; +#endif u32 poll_wait; u32 poll_mask; u32 data_size; @@ -153,9 +204,15 @@ struct __mux2 { u32 no_ops; u32 sel_val_mask; u32 read_addr; +#if defined(__LITTLE_ENDIAN) u8 sel_val_stride; u8 data_size; u8 rsvd[2]; +#else + u8 rsvd[2]; + u8 data_size; + u8 sel_val_stride; +#endif } __packed; struct __pollrdmwr { diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c index f5786d5792df..59a721fba018 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c @@ -280,6 +280,7 @@ static ssize_t qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj, if (ret != 0) return ret; qlcnic_read_crb(adapter, buf, offset, size); + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -296,6 +297,7 @@ static ssize_t qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj, if (ret != 0) return ret; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); qlcnic_write_crb(adapter, buf, offset, size); return size; } @@ -329,6 +331,7 @@ static ssize_t qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj, return -EIO; memcpy(buf, &data, size); + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -346,6 +349,7 @@ static ssize_t qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj, if (ret != 0) return ret; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); memcpy(&data, buf, size); if (qlcnic_pci_mem_write_2M(adapter, offset, data)) @@ -412,6 +416,7 @@ static ssize_t qlcnic_sysfs_write_pm_config(struct file *filp, if (rem) return QL_STATUS_INVALID_PARAM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); pm_cfg = (struct qlcnic_pm_func_cfg *)buf; ret = validate_pm_config(adapter, pm_cfg, count); @@ -474,6 +479,7 @@ static ssize_t qlcnic_sysfs_read_pm_config(struct file *filp, pm_cfg[pci_func].dest_npar = 0; pm_cfg[pci_func].pci_func = i; } + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -555,6 +561,7 @@ static ssize_t qlcnic_sysfs_write_esw_config(struct file *file, if (rem) return QL_STATUS_INVALID_PARAM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); esw_cfg = (struct qlcnic_esw_func_cfg *)buf; ret = validate_esw_config(adapter, esw_cfg, count); if (ret) @@ -649,6 +656,7 @@ static ssize_t qlcnic_sysfs_read_esw_config(struct file *file, if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg[pci_func])) return QL_STATUS_INVALID_PARAM; } + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -688,6 +696,7 @@ static ssize_t qlcnic_sysfs_write_npar_config(struct file *file, if (rem) return QL_STATUS_INVALID_PARAM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); np_cfg = (struct qlcnic_npar_func_cfg *)buf; ret = validate_npar_config(adapter, np_cfg, count); if (ret) @@ -759,6 +768,7 @@ static ssize_t qlcnic_sysfs_read_npar_config(struct file *file, np_cfg[pci_func].max_tx_queues = nic_info.max_tx_ques; np_cfg[pci_func].max_rx_queues = nic_info.max_rx_ques; } + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -916,6 +926,7 @@ static ssize_t qlcnic_sysfs_read_pci_config(struct file *file, pci_cfg = (struct qlcnic_pci_func_cfg *)buf; count = size / sizeof(struct qlcnic_pci_func_cfg); + qlcnic_swap32_buffer((u32 *)pci_info, size / sizeof(u32)); for (i = 0; i < count; i++) { pci_cfg[i].pci_func = pci_info[i].id; pci_cfg[i].func_type = pci_info[i].type; @@ -969,6 +980,7 @@ static ssize_t qlcnic_83xx_sysfs_flash_read_handler(struct file *filp, } qlcnic_83xx_unlock_flash(adapter); + qlcnic_swap32_buffer((u32 *)p_read_buf, count); memcpy(buf, p_read_buf, size); kfree(p_read_buf); @@ -986,9 +998,10 @@ static int qlcnic_83xx_sysfs_flash_bulk_write(struct qlcnic_adapter *adapter, if (!p_cache) return -ENOMEM; + count = size / sizeof(u32); + qlcnic_swap32_buffer((u32 *)buf, count); memcpy(p_cache, buf, size); p_src = p_cache; - count = size / sizeof(u32); if (qlcnic_83xx_lock_flash(adapter) != 0) { kfree(p_cache); @@ -1053,6 +1066,7 @@ static int qlcnic_83xx_sysfs_flash_write(struct qlcnic_adapter *adapter, if (!p_cache) return -ENOMEM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); memcpy(p_cache, buf, size); p_src = p_cache; count = size / sizeof(u32); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 60e4ca01ccbb..a96955597755 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -739,7 +739,10 @@ static int macvlan_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], struct macvlan_dev *vlan = netdev_priv(dev); int err = -EINVAL; - if (!vlan->port->passthru) + /* Support unicast filter only on passthru devices. + * Multicast filter should be allowed on all devices. + */ + if (!vlan->port->passthru && is_unicast_ether_addr(addr)) return -EOPNOTSUPP; if (flags & NLM_F_REPLACE) @@ -760,7 +763,10 @@ static int macvlan_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], struct macvlan_dev *vlan = netdev_priv(dev); int err = -EINVAL; - if (!vlan->port->passthru) + /* Support unicast filter only on passthru devices. + * Multicast filter should be allowed on all devices. + */ + if (!vlan->port->passthru && is_unicast_ether_addr(addr)) return -EOPNOTSUPP; if (is_unicast_ether_addr(addr)) diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index 526b94cea569..fdce1ea28790 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -157,6 +157,23 @@ static int bcm7xxx_28nm_config_init(struct phy_device *phydev) return bcm7xxx_28nm_afe_config_init(phydev); } +static int bcm7xxx_28nm_resume(struct phy_device *phydev) +{ + int ret; + + /* Re-apply workarounds coming out suspend/resume */ + ret = bcm7xxx_28nm_config_init(phydev); + if (ret) + return ret; + + /* 28nm Gigabit PHYs come out of reset without any half-duplex + * or "hub" compliant advertised mode, fix that. This does not + * cause any problems with the PHY library since genphy_config_aneg() + * gracefully handles auto-negotiated and forced modes. + */ + return genphy_config_aneg(phydev); +} + static int phy_set_clr_bits(struct phy_device *dev, int location, int set_mask, int clr_mask) { @@ -212,7 +229,7 @@ static int bcm7xxx_config_init(struct phy_device *phydev) } /* Workaround for putting the PHY in IDDQ mode, required - * for all BCM7XXX PHYs + * for all BCM7XXX 40nm and 65nm PHYs */ static int bcm7xxx_suspend(struct phy_device *phydev) { @@ -257,8 +274,7 @@ static struct phy_driver bcm7xxx_driver[] = { .config_init = bcm7xxx_28nm_afe_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, - .suspend = bcm7xxx_suspend, - .resume = bcm7xxx_28nm_afe_config_init, + .resume = bcm7xxx_28nm_resume, .driver = { .owner = THIS_MODULE }, }, { .phy_id = PHY_ID_BCM7439, @@ -270,8 +286,7 @@ static struct phy_driver bcm7xxx_driver[] = { .config_init = bcm7xxx_28nm_afe_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, - .suspend = bcm7xxx_suspend, - .resume = bcm7xxx_28nm_afe_config_init, + .resume = bcm7xxx_28nm_resume, .driver = { .owner = THIS_MODULE }, }, { .phy_id = PHY_ID_BCM7445, @@ -283,21 +298,7 @@ static struct phy_driver bcm7xxx_driver[] = { .config_init = bcm7xxx_28nm_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, - .suspend = bcm7xxx_suspend, - .resume = bcm7xxx_28nm_config_init, - .driver = { .owner = THIS_MODULE }, -}, { - .name = "Broadcom BCM7XXX 28nm", - .phy_id = PHY_ID_BCM7XXX_28, - .phy_id_mask = PHY_BCM_OUI_MASK, - .features = PHY_GBIT_FEATURES | - SUPPORTED_Pause | SUPPORTED_Asym_Pause, - .flags = PHY_IS_INTERNAL, - .config_init = bcm7xxx_28nm_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, - .suspend = bcm7xxx_suspend, - .resume = bcm7xxx_28nm_config_init, + .resume = bcm7xxx_28nm_afe_config_init, .driver = { .owner = THIS_MODULE }, }, { .phy_id = PHY_BCM_OUI_4, @@ -331,7 +332,6 @@ static struct mdio_device_id __maybe_unused bcm7xxx_tbl[] = { { PHY_ID_BCM7366, 0xfffffff0, }, { PHY_ID_BCM7439, 0xfffffff0, }, { PHY_ID_BCM7445, 0xfffffff0, }, - { PHY_ID_BCM7XXX_28, 0xfffffc00 }, { PHY_BCM_OUI_4, 0xffff0000 }, { PHY_BCM_OUI_5, 0xffffff00 }, { } diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c index 180c49479c42..a4b08198fb9f 100644 --- a/drivers/net/phy/smsc.c +++ b/drivers/net/phy/smsc.c @@ -43,6 +43,22 @@ static int smsc_phy_ack_interrupt(struct phy_device *phydev) static int smsc_phy_config_init(struct phy_device *phydev) { + int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS); + + if (rc < 0) + return rc; + + /* Enable energy detect mode for this SMSC Transceivers */ + rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS, + rc | MII_LAN83C185_EDPWRDOWN); + if (rc < 0) + return rc; + + return smsc_phy_ack_interrupt(phydev); +} + +static int smsc_phy_reset(struct phy_device *phydev) +{ int rc = phy_read(phydev, MII_LAN83C185_SPECIAL_MODES); if (rc < 0) return rc; @@ -66,18 +82,7 @@ static int smsc_phy_config_init(struct phy_device *phydev) rc = phy_read(phydev, MII_BMCR); } while (rc & BMCR_RESET); } - - rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS); - if (rc < 0) - return rc; - - /* Enable energy detect mode for this SMSC Transceivers */ - rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS, - rc | MII_LAN83C185_EDPWRDOWN); - if (rc < 0) - return rc; - - return smsc_phy_ack_interrupt (phydev); + return 0; } static int lan911x_config_init(struct phy_device *phydev) @@ -142,6 +147,7 @@ static struct phy_driver smsc_phy_driver[] = { .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .config_init = smsc_phy_config_init, + .soft_reset = smsc_phy_reset, /* IRQ related */ .ack_interrupt = smsc_phy_ack_interrupt, @@ -164,6 +170,7 @@ static struct phy_driver smsc_phy_driver[] = { .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .config_init = smsc_phy_config_init, + .soft_reset = smsc_phy_reset, /* IRQ related */ .ack_interrupt = smsc_phy_ack_interrupt, @@ -186,6 +193,7 @@ static struct phy_driver smsc_phy_driver[] = { .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .config_init = smsc_phy_config_init, + .soft_reset = smsc_phy_reset, /* IRQ related */ .ack_interrupt = smsc_phy_ack_interrupt, @@ -230,6 +238,7 @@ static struct phy_driver smsc_phy_driver[] = { .config_aneg = genphy_config_aneg, .read_status = lan87xx_read_status, .config_init = smsc_phy_config_init, + .soft_reset = smsc_phy_reset, /* IRQ related */ .ack_interrupt = smsc_phy_ack_interrupt, diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index f46a24ffa3fe..79cb8313c7d8 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -453,7 +453,7 @@ static int __init __reserved_mem_reserve_reg(unsigned long node, base = dt_mem_next_cell(dt_root_addr_cells, &prop); size = dt_mem_next_cell(dt_root_size_cells, &prop); - if (base && size && + if (size && early_init_dt_reserve_memory_arch(base, size, nomap) == 0) pr_debug("Reserved memory: reserved region for node '%s': base %pa, size %ld MiB\n", uname, &base, (unsigned long)size / SZ_1M); diff --git a/drivers/of/irq.c b/drivers/of/irq.c index 3e06a699352d..1471e0a223a5 100644 --- a/drivers/of/irq.c +++ b/drivers/of/irq.c @@ -301,16 +301,17 @@ int of_irq_parse_one(struct device_node *device, int index, struct of_phandle_ar /* Get the reg property (if any) */ addr = of_get_property(device, "reg", NULL); + /* Try the new-style interrupts-extended first */ + res = of_parse_phandle_with_args(device, "interrupts-extended", + "#interrupt-cells", index, out_irq); + if (!res) + return of_irq_parse_raw(addr, out_irq); + /* Get the interrupts property */ intspec = of_get_property(device, "interrupts", &intlen); - if (intspec == NULL) { - /* Try the new-style interrupts-extended */ - res = of_parse_phandle_with_args(device, "interrupts-extended", - "#interrupt-cells", index, out_irq); - if (res) - return -EINVAL; - return of_irq_parse_raw(addr, out_irq); - } + if (intspec == NULL) + return -EINVAL; + intlen /= sizeof(*intspec); pr_debug(" intspec=%d intlen=%d\n", be32_to_cpup(intspec), intlen); diff --git a/drivers/of/selftest.c b/drivers/of/selftest.c index d41002667833..a737cb5974de 100644 --- a/drivers/of/selftest.c +++ b/drivers/of/selftest.c @@ -27,6 +27,7 @@ static struct selftest_results { #define NO_OF_NODES 2 static struct device_node *nodes[NO_OF_NODES]; static int last_node_index; +static bool selftest_live_tree; #define selftest(result, fmt, ...) { \ if (!(result)) { \ @@ -630,13 +631,6 @@ static int attach_node_and_children(struct device_node *np) { struct device_node *next, *root = np, *dup; - if (!np) { - pr_warn("%s: No tree to attach; not running tests\n", - __func__); - return -ENODATA; - } - - /* skip root node */ np = np->child; /* storing a copy in temporary node */ @@ -672,12 +666,12 @@ static int attach_node_and_children(struct device_node *np) static int __init selftest_data_add(void) { void *selftest_data; - struct device_node *selftest_data_node; + struct device_node *selftest_data_node, *np; extern uint8_t __dtb_testcases_begin[]; extern uint8_t __dtb_testcases_end[]; const int size = __dtb_testcases_end - __dtb_testcases_begin; - if (!size || !of_allnodes) { + if (!size) { pr_warn("%s: No testcase data to attach; not running tests\n", __func__); return -ENODATA; @@ -692,6 +686,22 @@ static int __init selftest_data_add(void) return -ENOMEM; } of_fdt_unflatten_tree(selftest_data, &selftest_data_node); + if (!selftest_data_node) { + pr_warn("%s: No tree to attach; not running tests\n", __func__); + return -ENODATA; + } + + if (!of_allnodes) { + /* enabling flag for removing nodes */ + selftest_live_tree = true; + of_allnodes = selftest_data_node; + + for_each_of_allnodes(np) + __of_attach_node_sysfs(np); + of_aliases = of_find_node_by_path("/aliases"); + of_chosen = of_find_node_by_path("/chosen"); + return 0; + } /* attach the sub-tree to live tree */ return attach_node_and_children(selftest_data_node); @@ -723,6 +733,18 @@ static void selftest_data_remove(void) struct device_node *np; struct property *prop; + if (selftest_live_tree) { + of_node_put(of_aliases); + of_node_put(of_chosen); + of_aliases = NULL; + of_chosen = NULL; + for_each_child_of_node(of_allnodes, np) + detach_node_and_children(np); + __of_detach_node_sysfs(of_allnodes); + of_allnodes = NULL; + return; + } + while (last_node_index >= 0) { if (nodes[last_node_index]) { np = of_find_node_by_path(nodes[last_node_index]->full_name); diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig index 2d8a4d05d78f..8922c376456a 100644 --- a/drivers/pci/host/Kconfig +++ b/drivers/pci/host/Kconfig @@ -1,9 +1,18 @@ menu "PCI host controller drivers" depends on PCI +config PCI_DRA7XX + bool "TI DRA7xx PCIe controller" + select PCIE_DW + depends on OF && HAS_IOMEM && TI_PIPE3 + help + Enables support for the PCIe controller in the DRA7xx SoC. There + are two instances of PCIe controller in DRA7xx. This controller can + act both as EP and RC. This reuses the Designware core. + config PCI_MVEBU bool "Marvell EBU PCIe controller" - depends on ARCH_MVEBU || ARCH_DOVE || ARCH_KIRKWOOD + depends on ARCH_MVEBU || ARCH_DOVE depends on OF config PCIE_DW diff --git a/drivers/pci/host/Makefile b/drivers/pci/host/Makefile index 0daec7941aba..d0e88f114ff9 100644 --- a/drivers/pci/host/Makefile +++ b/drivers/pci/host/Makefile @@ -1,4 +1,5 @@ obj-$(CONFIG_PCIE_DW) += pcie-designware.o +obj-$(CONFIG_PCI_DRA7XX) += pci-dra7xx.o obj-$(CONFIG_PCI_EXYNOS) += pci-exynos.o obj-$(CONFIG_PCI_IMX6) += pci-imx6.o obj-$(CONFIG_PCI_MVEBU) += pci-mvebu.o diff --git a/drivers/pci/host/pci-dra7xx.c b/drivers/pci/host/pci-dra7xx.c new file mode 100644 index 000000000000..52b34fee07fd --- /dev/null +++ b/drivers/pci/host/pci-dra7xx.c @@ -0,0 +1,458 @@ +/* + * pcie-dra7xx - PCIe controller driver for TI DRA7xx SoCs + * + * Copyright (C) 2013-2014 Texas Instruments Incorporated - http://www.ti.com + * + * Authors: Kishon Vijay Abraham I <kishon@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/phy/phy.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <linux/resource.h> +#include <linux/types.h> + +#include "pcie-designware.h" + +/* PCIe controller wrapper DRA7XX configuration registers */ + +#define PCIECTRL_DRA7XX_CONF_IRQSTATUS_MAIN 0x0024 +#define PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MAIN 0x0028 +#define ERR_SYS BIT(0) +#define ERR_FATAL BIT(1) +#define ERR_NONFATAL BIT(2) +#define ERR_COR BIT(3) +#define ERR_AXI BIT(4) +#define ERR_ECRC BIT(5) +#define PME_TURN_OFF BIT(8) +#define PME_TO_ACK BIT(9) +#define PM_PME BIT(10) +#define LINK_REQ_RST BIT(11) +#define LINK_UP_EVT BIT(12) +#define CFG_BME_EVT BIT(13) +#define CFG_MSE_EVT BIT(14) +#define INTERRUPTS (ERR_SYS | ERR_FATAL | ERR_NONFATAL | ERR_COR | ERR_AXI | \ + ERR_ECRC | PME_TURN_OFF | PME_TO_ACK | PM_PME | \ + LINK_REQ_RST | LINK_UP_EVT | CFG_BME_EVT | CFG_MSE_EVT) + +#define PCIECTRL_DRA7XX_CONF_IRQSTATUS_MSI 0x0034 +#define PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MSI 0x0038 +#define INTA BIT(0) +#define INTB BIT(1) +#define INTC BIT(2) +#define INTD BIT(3) +#define MSI BIT(4) +#define LEG_EP_INTERRUPTS (INTA | INTB | INTC | INTD) + +#define PCIECTRL_DRA7XX_CONF_DEVICE_CMD 0x0104 +#define LTSSM_EN 0x1 + +#define PCIECTRL_DRA7XX_CONF_PHY_CS 0x010C +#define LINK_UP BIT(16) + +struct dra7xx_pcie { + void __iomem *base; + struct phy **phy; + int phy_count; + struct device *dev; + struct pcie_port pp; +}; + +#define to_dra7xx_pcie(x) container_of((x), struct dra7xx_pcie, pp) + +static inline u32 dra7xx_pcie_readl(struct dra7xx_pcie *pcie, u32 offset) +{ + return readl(pcie->base + offset); +} + +static inline void dra7xx_pcie_writel(struct dra7xx_pcie *pcie, u32 offset, + u32 value) +{ + writel(value, pcie->base + offset); +} + +static int dra7xx_pcie_link_up(struct pcie_port *pp) +{ + struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pp); + u32 reg = dra7xx_pcie_readl(dra7xx, PCIECTRL_DRA7XX_CONF_PHY_CS); + + return !!(reg & LINK_UP); +} + +static int dra7xx_pcie_establish_link(struct pcie_port *pp) +{ + u32 reg; + unsigned int retries = 1000; + struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pp); + + if (dw_pcie_link_up(pp)) { + dev_err(pp->dev, "link is already up\n"); + return 0; + } + + reg = dra7xx_pcie_readl(dra7xx, PCIECTRL_DRA7XX_CONF_DEVICE_CMD); + reg |= LTSSM_EN; + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_DEVICE_CMD, reg); + + while (retries--) { + reg = dra7xx_pcie_readl(dra7xx, PCIECTRL_DRA7XX_CONF_PHY_CS); + if (reg & LINK_UP) + break; + usleep_range(10, 20); + } + + if (retries == 0) { + dev_err(pp->dev, "link is not up\n"); + return -ETIMEDOUT; + } + + return 0; +} + +static void dra7xx_pcie_enable_interrupts(struct pcie_port *pp) +{ + struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pp); + + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MAIN, + ~INTERRUPTS); + dra7xx_pcie_writel(dra7xx, + PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MAIN, INTERRUPTS); + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MSI, + ~LEG_EP_INTERRUPTS & ~MSI); + + if (IS_ENABLED(CONFIG_PCI_MSI)) + dra7xx_pcie_writel(dra7xx, + PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MSI, MSI); + else + dra7xx_pcie_writel(dra7xx, + PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MSI, + LEG_EP_INTERRUPTS); +} + +static void dra7xx_pcie_host_init(struct pcie_port *pp) +{ + dw_pcie_setup_rc(pp); + dra7xx_pcie_establish_link(pp); + if (IS_ENABLED(CONFIG_PCI_MSI)) + dw_pcie_msi_init(pp); + dra7xx_pcie_enable_interrupts(pp); +} + +static struct pcie_host_ops dra7xx_pcie_host_ops = { + .link_up = dra7xx_pcie_link_up, + .host_init = dra7xx_pcie_host_init, +}; + +static int dra7xx_pcie_intx_map(struct irq_domain *domain, unsigned int irq, + irq_hw_number_t hwirq) +{ + irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq); + irq_set_chip_data(irq, domain->host_data); + set_irq_flags(irq, IRQF_VALID); + + return 0; +} + +static const struct irq_domain_ops intx_domain_ops = { + .map = dra7xx_pcie_intx_map, +}; + +static int dra7xx_pcie_init_irq_domain(struct pcie_port *pp) +{ + struct device *dev = pp->dev; + struct device_node *node = dev->of_node; + struct device_node *pcie_intc_node = of_get_next_child(node, NULL); + + if (!pcie_intc_node) { + dev_err(dev, "No PCIe Intc node found\n"); + return PTR_ERR(pcie_intc_node); + } + + pp->irq_domain = irq_domain_add_linear(pcie_intc_node, 4, + &intx_domain_ops, pp); + if (!pp->irq_domain) { + dev_err(dev, "Failed to get a INTx IRQ domain\n"); + return PTR_ERR(pp->irq_domain); + } + + return 0; +} + +static irqreturn_t dra7xx_pcie_msi_irq_handler(int irq, void *arg) +{ + struct pcie_port *pp = arg; + struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pp); + u32 reg; + + reg = dra7xx_pcie_readl(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MSI); + + switch (reg) { + case MSI: + dw_handle_msi_irq(pp); + break; + case INTA: + case INTB: + case INTC: + case INTD: + generic_handle_irq(irq_find_mapping(pp->irq_domain, ffs(reg))); + break; + } + + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MSI, reg); + + return IRQ_HANDLED; +} + + +static irqreturn_t dra7xx_pcie_irq_handler(int irq, void *arg) +{ + struct dra7xx_pcie *dra7xx = arg; + u32 reg; + + reg = dra7xx_pcie_readl(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MAIN); + + if (reg & ERR_SYS) + dev_dbg(dra7xx->dev, "System Error\n"); + + if (reg & ERR_FATAL) + dev_dbg(dra7xx->dev, "Fatal Error\n"); + + if (reg & ERR_NONFATAL) + dev_dbg(dra7xx->dev, "Non Fatal Error\n"); + + if (reg & ERR_COR) + dev_dbg(dra7xx->dev, "Correctable Error\n"); + + if (reg & ERR_AXI) + dev_dbg(dra7xx->dev, "AXI tag lookup fatal Error\n"); + + if (reg & ERR_ECRC) + dev_dbg(dra7xx->dev, "ECRC Error\n"); + + if (reg & PME_TURN_OFF) + dev_dbg(dra7xx->dev, + "Power Management Event Turn-Off message received\n"); + + if (reg & PME_TO_ACK) + dev_dbg(dra7xx->dev, + "Power Management Turn-Off Ack message received\n"); + + if (reg & PM_PME) + dev_dbg(dra7xx->dev, + "PM Power Management Event message received\n"); + + if (reg & LINK_REQ_RST) + dev_dbg(dra7xx->dev, "Link Request Reset\n"); + + if (reg & LINK_UP_EVT) + dev_dbg(dra7xx->dev, "Link-up state change\n"); + + if (reg & CFG_BME_EVT) + dev_dbg(dra7xx->dev, "CFG 'Bus Master Enable' change\n"); + + if (reg & CFG_MSE_EVT) + dev_dbg(dra7xx->dev, "CFG 'Memory Space Enable' change\n"); + + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MAIN, reg); + + return IRQ_HANDLED; +} + +static int add_pcie_port(struct dra7xx_pcie *dra7xx, + struct platform_device *pdev) +{ + int ret; + struct pcie_port *pp; + struct resource *res; + struct device *dev = &pdev->dev; + + pp = &dra7xx->pp; + pp->dev = dev; + pp->ops = &dra7xx_pcie_host_ops; + + pp->irq = platform_get_irq(pdev, 1); + if (pp->irq < 0) { + dev_err(dev, "missing IRQ resource\n"); + return -EINVAL; + } + + ret = devm_request_irq(&pdev->dev, pp->irq, + dra7xx_pcie_msi_irq_handler, IRQF_SHARED, + "dra7-pcie-msi", pp); + if (ret) { + dev_err(&pdev->dev, "failed to request irq\n"); + return ret; + } + + if (!IS_ENABLED(CONFIG_PCI_MSI)) { + ret = dra7xx_pcie_init_irq_domain(pp); + if (ret < 0) + return ret; + } + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rc_dbics"); + pp->dbi_base = devm_ioremap(dev, res->start, resource_size(res)); + if (!pp->dbi_base) + return -ENOMEM; + + ret = dw_pcie_host_init(pp); + if (ret) { + dev_err(dra7xx->dev, "failed to initialize host\n"); + return ret; + } + + return 0; +} + +static int __init dra7xx_pcie_probe(struct platform_device *pdev) +{ + u32 reg; + int ret; + int irq; + int i; + int phy_count; + struct phy **phy; + void __iomem *base; + struct resource *res; + struct dra7xx_pcie *dra7xx; + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + char name[10]; + + dra7xx = devm_kzalloc(dev, sizeof(*dra7xx), GFP_KERNEL); + if (!dra7xx) + return -ENOMEM; + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(dev, "missing IRQ resource\n"); + return -EINVAL; + } + + ret = devm_request_irq(dev, irq, dra7xx_pcie_irq_handler, + IRQF_SHARED, "dra7xx-pcie-main", dra7xx); + if (ret) { + dev_err(dev, "failed to request irq\n"); + return ret; + } + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ti_conf"); + base = devm_ioremap_nocache(dev, res->start, resource_size(res)); + if (!base) + return -ENOMEM; + + phy_count = of_property_count_strings(np, "phy-names"); + if (phy_count < 0) { + dev_err(dev, "unable to find the strings\n"); + return phy_count; + } + + phy = devm_kzalloc(dev, sizeof(*phy) * phy_count, GFP_KERNEL); + if (!phy) + return -ENOMEM; + + for (i = 0; i < phy_count; i++) { + snprintf(name, sizeof(name), "pcie-phy%d", i); + phy[i] = devm_phy_get(dev, name); + if (IS_ERR(phy[i])) + return PTR_ERR(phy[i]); + + ret = phy_init(phy[i]); + if (ret < 0) + goto err_phy; + + ret = phy_power_on(phy[i]); + if (ret < 0) { + phy_exit(phy[i]); + goto err_phy; + } + } + + dra7xx->base = base; + dra7xx->phy = phy; + dra7xx->dev = dev; + dra7xx->phy_count = phy_count; + + pm_runtime_enable(dev); + ret = pm_runtime_get_sync(dev); + if (IS_ERR_VALUE(ret)) { + dev_err(dev, "pm_runtime_get_sync failed\n"); + goto err_phy; + } + + reg = dra7xx_pcie_readl(dra7xx, PCIECTRL_DRA7XX_CONF_DEVICE_CMD); + reg &= ~LTSSM_EN; + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_DEVICE_CMD, reg); + + platform_set_drvdata(pdev, dra7xx); + + ret = add_pcie_port(dra7xx, pdev); + if (ret < 0) + goto err_add_port; + + return 0; + +err_add_port: + pm_runtime_put(dev); + pm_runtime_disable(dev); + +err_phy: + while (--i >= 0) { + phy_power_off(phy[i]); + phy_exit(phy[i]); + } + + return ret; +} + +static int __exit dra7xx_pcie_remove(struct platform_device *pdev) +{ + struct dra7xx_pcie *dra7xx = platform_get_drvdata(pdev); + struct pcie_port *pp = &dra7xx->pp; + struct device *dev = &pdev->dev; + int count = dra7xx->phy_count; + + if (pp->irq_domain) + irq_domain_remove(pp->irq_domain); + pm_runtime_put(dev); + pm_runtime_disable(dev); + while (count--) { + phy_power_off(dra7xx->phy[count]); + phy_exit(dra7xx->phy[count]); + } + + return 0; +} + +static const struct of_device_id of_dra7xx_pcie_match[] = { + { .compatible = "ti,dra7-pcie", }, + {}, +}; +MODULE_DEVICE_TABLE(of, of_dra7xx_pcie_match); + +static struct platform_driver dra7xx_pcie_driver = { + .remove = __exit_p(dra7xx_pcie_remove), + .driver = { + .name = "dra7-pcie", + .owner = THIS_MODULE, + .of_match_table = of_dra7xx_pcie_match, + }, +}; + +module_platform_driver_probe(dra7xx_pcie_driver, dra7xx_pcie_probe); + +MODULE_AUTHOR("Kishon Vijay Abraham I <kishon@ti.com>"); +MODULE_DESCRIPTION("TI PCIe controller driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c index abd65784618d..0fb0fdb223d5 100644 --- a/drivers/pci/host/pci-tegra.c +++ b/drivers/pci/host/pci-tegra.c @@ -25,6 +25,7 @@ */ #include <linux/clk.h> +#include <linux/debugfs.h> #include <linux/delay.h> #include <linux/export.h> #include <linux/interrupt.h> @@ -276,6 +277,7 @@ struct tegra_pcie { unsigned int num_supplies; const struct tegra_pcie_soc_data *soc_data; + struct dentry *debugfs; }; struct tegra_pcie_port { @@ -1739,6 +1741,115 @@ static const struct of_device_id tegra_pcie_of_match[] = { }; MODULE_DEVICE_TABLE(of, tegra_pcie_of_match); +static void *tegra_pcie_ports_seq_start(struct seq_file *s, loff_t *pos) +{ + struct tegra_pcie *pcie = s->private; + + if (list_empty(&pcie->ports)) + return NULL; + + seq_printf(s, "Index Status\n"); + + return seq_list_start(&pcie->ports, *pos); +} + +static void *tegra_pcie_ports_seq_next(struct seq_file *s, void *v, loff_t *pos) +{ + struct tegra_pcie *pcie = s->private; + + return seq_list_next(v, &pcie->ports, pos); +} + +static void tegra_pcie_ports_seq_stop(struct seq_file *s, void *v) +{ +} + +static int tegra_pcie_ports_seq_show(struct seq_file *s, void *v) +{ + bool up = false, active = false; + struct tegra_pcie_port *port; + unsigned int value; + + port = list_entry(v, struct tegra_pcie_port, list); + + value = readl(port->base + RP_VEND_XP); + + if (value & RP_VEND_XP_DL_UP) + up = true; + + value = readl(port->base + RP_LINK_CONTROL_STATUS); + + if (value & RP_LINK_CONTROL_STATUS_DL_LINK_ACTIVE) + active = true; + + seq_printf(s, "%2u ", port->index); + + if (up) + seq_printf(s, "up"); + + if (active) { + if (up) + seq_printf(s, ", "); + + seq_printf(s, "active"); + } + + seq_printf(s, "\n"); + return 0; +} + +static const struct seq_operations tegra_pcie_ports_seq_ops = { + .start = tegra_pcie_ports_seq_start, + .next = tegra_pcie_ports_seq_next, + .stop = tegra_pcie_ports_seq_stop, + .show = tegra_pcie_ports_seq_show, +}; + +static int tegra_pcie_ports_open(struct inode *inode, struct file *file) +{ + struct tegra_pcie *pcie = inode->i_private; + struct seq_file *s; + int err; + + err = seq_open(file, &tegra_pcie_ports_seq_ops); + if (err) + return err; + + s = file->private_data; + s->private = pcie; + + return 0; +} + +static const struct file_operations tegra_pcie_ports_ops = { + .owner = THIS_MODULE, + .open = tegra_pcie_ports_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + +static int tegra_pcie_debugfs_init(struct tegra_pcie *pcie) +{ + struct dentry *file; + + pcie->debugfs = debugfs_create_dir("pcie", NULL); + if (!pcie->debugfs) + return -ENOMEM; + + file = debugfs_create_file("ports", S_IFREG | S_IRUGO, pcie->debugfs, + pcie, &tegra_pcie_ports_ops); + if (!file) + goto remove; + + return 0; + +remove: + debugfs_remove_recursive(pcie->debugfs); + pcie->debugfs = NULL; + return -ENOMEM; +} + static int tegra_pcie_probe(struct platform_device *pdev) { const struct of_device_id *match; @@ -1793,6 +1904,13 @@ static int tegra_pcie_probe(struct platform_device *pdev) goto disable_msi; } + if (IS_ENABLED(CONFIG_DEBUG_FS)) { + err = tegra_pcie_debugfs_init(pcie); + if (err < 0) + dev_err(&pdev->dev, "failed to setup debugfs: %d\n", + err); + } + platform_set_drvdata(pdev, pcie); return 0; diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index 1eaf4df3618a..52bd3a143563 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -20,6 +20,7 @@ #include <linux/of_pci.h> #include <linux/pci.h> #include <linux/pci_regs.h> +#include <linux/platform_device.h> #include <linux/types.h> #include "pcie-designware.h" @@ -217,27 +218,47 @@ static int find_valid_pos0(struct pcie_port *pp, int msgvec, int pos, int *pos0) return 0; } +static void dw_pcie_msi_clear_irq(struct pcie_port *pp, int irq) +{ + unsigned int res, bit, val; + + res = (irq / 32) * 12; + bit = irq % 32; + dw_pcie_rd_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, &val); + val &= ~(1 << bit); + dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, val); +} + static void clear_irq_range(struct pcie_port *pp, unsigned int irq_base, unsigned int nvec, unsigned int pos) { - unsigned int i, res, bit, val; + unsigned int i; for (i = 0; i < nvec; i++) { irq_set_msi_desc_off(irq_base, i, NULL); clear_bit(pos + i, pp->msi_irq_in_use); /* Disable corresponding interrupt on MSI controller */ - res = ((pos + i) / 32) * 12; - bit = (pos + i) % 32; - dw_pcie_rd_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, &val); - val &= ~(1 << bit); - dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, val); + if (pp->ops->msi_clear_irq) + pp->ops->msi_clear_irq(pp, pos + i); + else + dw_pcie_msi_clear_irq(pp, pos + i); } } +static void dw_pcie_msi_set_irq(struct pcie_port *pp, int irq) +{ + unsigned int res, bit, val; + + res = (irq / 32) * 12; + bit = irq % 32; + dw_pcie_rd_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, &val); + val |= 1 << bit; + dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, val); +} + static int assign_irq(int no_irqs, struct msi_desc *desc, int *pos) { - int res, bit, irq, pos0, pos1, i; - u32 val; + int irq, pos0, pos1, i; struct pcie_port *pp = sys_to_pcie(desc->dev->bus->sysdata); if (!pp) { @@ -281,11 +302,10 @@ static int assign_irq(int no_irqs, struct msi_desc *desc, int *pos) } set_bit(pos0 + i, pp->msi_irq_in_use); /*Enable corresponding interrupt in MSI interrupt controller */ - res = ((pos0 + i) / 32) * 12; - bit = (pos0 + i) % 32; - dw_pcie_rd_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, &val); - val |= 1 << bit; - dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_ENABLE + res, 4, val); + if (pp->ops->msi_set_irq) + pp->ops->msi_set_irq(pp, pos0 + i); + else + dw_pcie_msi_set_irq(pp, pos0 + i); } *pos = pos0; @@ -353,7 +373,10 @@ static int dw_msi_setup_irq(struct msi_chip *chip, struct pci_dev *pdev, */ desc->msi_attrib.multiple = msgvec; - msg.address_lo = virt_to_phys((void *)pp->msi_data); + if (pp->ops->get_msi_data) + msg.address_lo = pp->ops->get_msi_data(pp); + else + msg.address_lo = virt_to_phys((void *)pp->msi_data); msg.address_hi = 0x0; msg.data = pos; write_msi_msg(irq, &msg); @@ -396,10 +419,35 @@ static const struct irq_domain_ops msi_domain_ops = { int __init dw_pcie_host_init(struct pcie_port *pp) { struct device_node *np = pp->dev->of_node; + struct platform_device *pdev = to_platform_device(pp->dev); struct of_pci_range range; struct of_pci_range_parser parser; - u32 val; - int i; + struct resource *cfg_res; + u32 val, na, ns; + const __be32 *addrp; + int i, index; + + /* Find the address cell size and the number of cells in order to get + * the untranslated address. + */ + of_property_read_u32(np, "#address-cells", &na); + ns = of_n_size_cells(np); + + cfg_res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "config"); + if (cfg_res) { + pp->config.cfg0_size = resource_size(cfg_res)/2; + pp->config.cfg1_size = resource_size(cfg_res)/2; + pp->cfg0_base = cfg_res->start; + pp->cfg1_base = cfg_res->start + pp->config.cfg0_size; + + /* Find the untranslated configuration space address */ + index = of_property_match_string(np, "reg-names", "config"); + addrp = of_get_address(np, index, false, false); + pp->cfg0_mod_base = of_read_number(addrp, ns); + pp->cfg1_mod_base = pp->cfg0_mod_base + pp->config.cfg0_size; + } else { + dev_err(pp->dev, "missing *config* reg space\n"); + } if (of_pci_range_parser_init(&parser, np)) { dev_err(pp->dev, "missing ranges property\n"); @@ -422,17 +470,33 @@ int __init dw_pcie_host_init(struct pcie_port *pp) pp->config.io_size = resource_size(&pp->io); pp->config.io_bus_addr = range.pci_addr; pp->io_base = range.cpu_addr; + + /* Find the untranslated IO space address */ + pp->io_mod_base = of_read_number(parser.range - + parser.np + na, ns); } if (restype == IORESOURCE_MEM) { of_pci_range_to_resource(&range, np, &pp->mem); pp->mem.name = "MEM"; pp->config.mem_size = resource_size(&pp->mem); pp->config.mem_bus_addr = range.pci_addr; + + /* Find the untranslated MEM space address */ + pp->mem_mod_base = of_read_number(parser.range - + parser.np + na, ns); } if (restype == 0) { of_pci_range_to_resource(&range, np, &pp->cfg); pp->config.cfg0_size = resource_size(&pp->cfg)/2; pp->config.cfg1_size = resource_size(&pp->cfg)/2; + pp->cfg0_base = pp->cfg.start; + pp->cfg1_base = pp->cfg.start + pp->config.cfg0_size; + + /* Find the untranslated configuration space address */ + pp->cfg0_mod_base = of_read_number(parser.range - + parser.np + na, ns); + pp->cfg1_mod_base = pp->cfg0_mod_base + + pp->config.cfg0_size; } } @@ -445,8 +509,6 @@ int __init dw_pcie_host_init(struct pcie_port *pp) } } - pp->cfg0_base = pp->cfg.start; - pp->cfg1_base = pp->cfg.start + pp->config.cfg0_size; pp->mem_base = pp->mem.start; pp->va_cfg0_base = devm_ioremap(pp->dev, pp->cfg0_base, @@ -509,9 +571,9 @@ static void dw_pcie_prog_viewport_cfg0(struct pcie_port *pp, u32 busdev) /* Program viewport 0 : OUTBOUND : CFG0 */ dw_pcie_writel_rc(pp, PCIE_ATU_REGION_OUTBOUND | PCIE_ATU_REGION_INDEX0, PCIE_ATU_VIEWPORT); - dw_pcie_writel_rc(pp, pp->cfg0_base, PCIE_ATU_LOWER_BASE); - dw_pcie_writel_rc(pp, (pp->cfg0_base >> 32), PCIE_ATU_UPPER_BASE); - dw_pcie_writel_rc(pp, pp->cfg0_base + pp->config.cfg0_size - 1, + dw_pcie_writel_rc(pp, pp->cfg0_mod_base, PCIE_ATU_LOWER_BASE); + dw_pcie_writel_rc(pp, (pp->cfg0_mod_base >> 32), PCIE_ATU_UPPER_BASE); + dw_pcie_writel_rc(pp, pp->cfg0_mod_base + pp->config.cfg0_size - 1, PCIE_ATU_LIMIT); dw_pcie_writel_rc(pp, busdev, PCIE_ATU_LOWER_TARGET); dw_pcie_writel_rc(pp, 0, PCIE_ATU_UPPER_TARGET); @@ -525,9 +587,9 @@ static void dw_pcie_prog_viewport_cfg1(struct pcie_port *pp, u32 busdev) dw_pcie_writel_rc(pp, PCIE_ATU_REGION_OUTBOUND | PCIE_ATU_REGION_INDEX1, PCIE_ATU_VIEWPORT); dw_pcie_writel_rc(pp, PCIE_ATU_TYPE_CFG1, PCIE_ATU_CR1); - dw_pcie_writel_rc(pp, pp->cfg1_base, PCIE_ATU_LOWER_BASE); - dw_pcie_writel_rc(pp, (pp->cfg1_base >> 32), PCIE_ATU_UPPER_BASE); - dw_pcie_writel_rc(pp, pp->cfg1_base + pp->config.cfg1_size - 1, + dw_pcie_writel_rc(pp, pp->cfg1_mod_base, PCIE_ATU_LOWER_BASE); + dw_pcie_writel_rc(pp, (pp->cfg1_mod_base >> 32), PCIE_ATU_UPPER_BASE); + dw_pcie_writel_rc(pp, pp->cfg1_mod_base + pp->config.cfg1_size - 1, PCIE_ATU_LIMIT); dw_pcie_writel_rc(pp, busdev, PCIE_ATU_LOWER_TARGET); dw_pcie_writel_rc(pp, 0, PCIE_ATU_UPPER_TARGET); @@ -540,9 +602,9 @@ static void dw_pcie_prog_viewport_mem_outbound(struct pcie_port *pp) dw_pcie_writel_rc(pp, PCIE_ATU_REGION_OUTBOUND | PCIE_ATU_REGION_INDEX0, PCIE_ATU_VIEWPORT); dw_pcie_writel_rc(pp, PCIE_ATU_TYPE_MEM, PCIE_ATU_CR1); - dw_pcie_writel_rc(pp, pp->mem_base, PCIE_ATU_LOWER_BASE); - dw_pcie_writel_rc(pp, (pp->mem_base >> 32), PCIE_ATU_UPPER_BASE); - dw_pcie_writel_rc(pp, pp->mem_base + pp->config.mem_size - 1, + dw_pcie_writel_rc(pp, pp->mem_mod_base, PCIE_ATU_LOWER_BASE); + dw_pcie_writel_rc(pp, (pp->mem_mod_base >> 32), PCIE_ATU_UPPER_BASE); + dw_pcie_writel_rc(pp, pp->mem_mod_base + pp->config.mem_size - 1, PCIE_ATU_LIMIT); dw_pcie_writel_rc(pp, pp->config.mem_bus_addr, PCIE_ATU_LOWER_TARGET); dw_pcie_writel_rc(pp, upper_32_bits(pp->config.mem_bus_addr), @@ -556,9 +618,9 @@ static void dw_pcie_prog_viewport_io_outbound(struct pcie_port *pp) dw_pcie_writel_rc(pp, PCIE_ATU_REGION_OUTBOUND | PCIE_ATU_REGION_INDEX1, PCIE_ATU_VIEWPORT); dw_pcie_writel_rc(pp, PCIE_ATU_TYPE_IO, PCIE_ATU_CR1); - dw_pcie_writel_rc(pp, pp->io_base, PCIE_ATU_LOWER_BASE); - dw_pcie_writel_rc(pp, (pp->io_base >> 32), PCIE_ATU_UPPER_BASE); - dw_pcie_writel_rc(pp, pp->io_base + pp->config.io_size - 1, + dw_pcie_writel_rc(pp, pp->io_mod_base, PCIE_ATU_LOWER_BASE); + dw_pcie_writel_rc(pp, (pp->io_mod_base >> 32), PCIE_ATU_UPPER_BASE); + dw_pcie_writel_rc(pp, pp->io_mod_base + pp->config.io_size - 1, PCIE_ATU_LIMIT); dw_pcie_writel_rc(pp, pp->config.io_bus_addr, PCIE_ATU_LOWER_TARGET); dw_pcie_writel_rc(pp, upper_32_bits(pp->config.io_bus_addr), @@ -656,7 +718,11 @@ static int dw_pcie_rd_conf(struct pci_bus *bus, u32 devfn, int where, } if (bus->number != pp->root_bus_nr) - ret = dw_pcie_rd_other_conf(pp, bus, devfn, + if (pp->ops->rd_other_conf) + ret = pp->ops->rd_other_conf(pp, bus, devfn, + where, size, val); + else + ret = dw_pcie_rd_other_conf(pp, bus, devfn, where, size, val); else ret = dw_pcie_rd_own_conf(pp, where, size, val); @@ -679,7 +745,11 @@ static int dw_pcie_wr_conf(struct pci_bus *bus, u32 devfn, return PCIBIOS_DEVICE_NOT_FOUND; if (bus->number != pp->root_bus_nr) - ret = dw_pcie_wr_other_conf(pp, bus, devfn, + if (pp->ops->wr_other_conf) + ret = pp->ops->wr_other_conf(pp, bus, devfn, + where, size, val); + else + ret = dw_pcie_wr_other_conf(pp, bus, devfn, where, size, val); else ret = dw_pcie_wr_own_conf(pp, where, size, val); diff --git a/drivers/pci/host/pcie-designware.h b/drivers/pci/host/pcie-designware.h index 77f592faa7bf..daf81f922cda 100644 --- a/drivers/pci/host/pcie-designware.h +++ b/drivers/pci/host/pcie-designware.h @@ -36,11 +36,15 @@ struct pcie_port { u8 root_bus_nr; void __iomem *dbi_base; u64 cfg0_base; + u64 cfg0_mod_base; void __iomem *va_cfg0_base; u64 cfg1_base; + u64 cfg1_mod_base; void __iomem *va_cfg1_base; u64 io_base; + u64 io_mod_base; u64 mem_base; + u64 mem_mod_base; struct resource cfg; struct resource io; struct resource mem; @@ -61,8 +65,15 @@ struct pcie_host_ops { u32 val, void __iomem *dbi_base); int (*rd_own_conf)(struct pcie_port *pp, int where, int size, u32 *val); int (*wr_own_conf)(struct pcie_port *pp, int where, int size, u32 val); + int (*rd_other_conf)(struct pcie_port *pp, struct pci_bus *bus, + unsigned int devfn, int where, int size, u32 *val); + int (*wr_other_conf)(struct pcie_port *pp, struct pci_bus *bus, + unsigned int devfn, int where, int size, u32 val); int (*link_up)(struct pcie_port *pp); void (*host_init)(struct pcie_port *pp); + void (*msi_set_irq)(struct pcie_port *pp, int irq); + void (*msi_clear_irq)(struct pcie_port *pp, int irq); + u32 (*get_msi_data)(struct pcie_port *pp); }; int dw_pcie_cfg_read(void __iomem *addr, int where, int size, u32 *val); diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c index e4da61bcbf8b..b062d3d7b373 100644 --- a/drivers/platform/x86/toshiba_acpi.c +++ b/drivers/platform/x86/toshiba_acpi.c @@ -1258,7 +1258,7 @@ static ssize_t toshiba_kbd_bl_mode_store(struct device *dev, int mode = -1; int time = -1; - if (sscanf(buf, "%i", &mode) != 1 || (mode != 2 || mode != 1)) + if (sscanf(buf, "%i", &mode) != 1 && (mode != 2 || mode != 1)) return -EINVAL; /* Set the Keyboard Backlight Mode where: diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index 4b66bf09ee55..d2c35920ff08 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -606,6 +606,8 @@ struct pwm_device *pwm_get(struct device *dev, const char *con_id) unsigned int best = 0; struct pwm_lookup *p; unsigned int match; + unsigned int period; + enum pwm_polarity polarity; /* look up via DT first */ if (IS_ENABLED(CONFIG_OF) && dev && dev->of_node) @@ -653,6 +655,8 @@ struct pwm_device *pwm_get(struct device *dev, const char *con_id) if (match > best) { chip = pwmchip_find_by_name(p->provider); index = p->index; + period = p->period; + polarity = p->polarity; if (match != 3) best = match; @@ -668,8 +672,8 @@ struct pwm_device *pwm_get(struct device *dev, const char *con_id) if (IS_ERR(pwm)) return pwm; - pwm_set_period(pwm, p->period); - pwm_set_polarity(pwm, p->polarity); + pwm_set_period(pwm, period); + pwm_set_polarity(pwm, polarity); return pwm; diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index df3306019a7e..d81f3cc43ff1 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -377,6 +377,10 @@ scsi_alloc_host_cmd_pool(struct Scsi_Host *shost) pool->slab_flags |= SLAB_CACHE_DMA; pool->gfp_mask = __GFP_DMA; } + + if (hostt->cmd_size) + hostt->cmd_pool = pool; + return pool; } @@ -421,8 +425,10 @@ out: out_free_slab: kmem_cache_destroy(pool->cmd_slab); out_free_pool: - if (hostt->cmd_size) + if (hostt->cmd_size) { scsi_free_host_cmd_pool(pool); + hostt->cmd_pool = NULL; + } goto out; } @@ -444,8 +450,10 @@ static void scsi_put_host_cmd_pool(struct Scsi_Host *shost) if (!--pool->users) { kmem_cache_destroy(pool->cmd_slab); kmem_cache_destroy(pool->sense_slab); - if (hostt->cmd_size) + if (hostt->cmd_size) { scsi_free_host_cmd_pool(pool); + hostt->cmd_pool = NULL; + } } mutex_unlock(&host_cmd_pool_mutex); } diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 9c44392b748f..ce62e8798cc8 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1774,7 +1774,7 @@ static void scsi_request_fn(struct request_queue *q) blk_requeue_request(q, req); atomic_dec(&sdev->device_busy); out_delay: - if (atomic_read(&sdev->device_busy) && !scsi_device_blocked(sdev)) + if (!atomic_read(&sdev->device_busy) && !scsi_device_blocked(sdev)) blk_delay_queue(q, SCSI_QUEUE_DELAY); } diff --git a/drivers/sh/Makefile b/drivers/sh/Makefile index 788ed9b59b4e..114203f32843 100644 --- a/drivers/sh/Makefile +++ b/drivers/sh/Makefile @@ -1,8 +1,7 @@ # # Makefile for the SuperH specific drivers. # -obj-$(CONFIG_SUPERH) += intc/ -obj-$(CONFIG_ARCH_SHMOBILE_LEGACY) += intc/ +obj-$(CONFIG_SH_INTC) += intc/ ifneq ($(CONFIG_COMMON_CLK),y) obj-$(CONFIG_HAVE_CLK) += clk/ endif diff --git a/drivers/sh/intc/Kconfig b/drivers/sh/intc/Kconfig index 60228fae943f..6a1b05ddc8c9 100644 --- a/drivers/sh/intc/Kconfig +++ b/drivers/sh/intc/Kconfig @@ -1,7 +1,9 @@ config SH_INTC - def_bool y + bool select IRQ_DOMAIN +if SH_INTC + comment "Interrupt controller options" config INTC_USERIMASK @@ -37,3 +39,5 @@ config INTC_MAPPING_DEBUG between system IRQs and the per-controller id tables. If in doubt, say N. + +endif diff --git a/drivers/spi/spi-au1550.c b/drivers/spi/spi-au1550.c index 40c3d43c9292..f40b34cdf2fc 100644 --- a/drivers/spi/spi-au1550.c +++ b/drivers/spi/spi-au1550.c @@ -945,7 +945,7 @@ static int au1550_spi_remove(struct platform_device *pdev) spi_bitbang_stop(&hw->bitbang); free_irq(hw->irq, hw); iounmap((void __iomem *)hw->regs); - release_mem_region(r->start, sizeof(psc_spi_t)); + release_mem_region(hw->ioarea->start, sizeof(psc_spi_t)); if (hw->usedma) { au1550_spi_dma_rxtmp_free(hw); diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c index 276a3884fb3c..48f1d26e6ad9 100644 --- a/drivers/spi/spi-davinci.c +++ b/drivers/spi/spi-davinci.c @@ -417,16 +417,16 @@ static int davinci_spi_setup(struct spi_device *spi) flags, dev_name(&spi->dev)); internal_cs = false; } - } - if (retval) { - dev_err(&spi->dev, "GPIO %d setup failed (%d)\n", - spi->cs_gpio, retval); - return retval; - } + if (retval) { + dev_err(&spi->dev, "GPIO %d setup failed (%d)\n", + spi->cs_gpio, retval); + return retval; + } - if (internal_cs) - set_io_bits(dspi->base + SPIPC0, 1 << spi->chip_select); + if (internal_cs) + set_io_bits(dspi->base + SPIPC0, 1 << spi->chip_select); + } if (spi->mode & SPI_READY) set_io_bits(dspi->base + SPIPC0, SPIPC0_SPIENA_MASK); diff --git a/drivers/spi/spi-dw-pci.c b/drivers/spi/spi-dw-pci.c index 3f3dc1226edf..e14960470d8d 100644 --- a/drivers/spi/spi-dw-pci.c +++ b/drivers/spi/spi-dw-pci.c @@ -62,6 +62,8 @@ static int spi_pci_probe(struct pci_dev *pdev, if (ret) return ret; + dws->regs = pcim_iomap_table(pdev)[pci_bar]; + dws->bus_num = 0; dws->num_cs = 4; dws->irq = pdev->irq; diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index 29f33143b795..670f0627f3bf 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -271,7 +271,7 @@ static void giveback(struct dw_spi *dws) transfer_list); if (!last_transfer->cs_change) - spi_chip_sel(dws, dws->cur_msg->spi, 0); + spi_chip_sel(dws, msg->spi, 0); spi_finalize_current_message(dws->master); } diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 68441fa448de..352eed7463ac 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -329,7 +329,8 @@ static void omap2_mcspi_set_fifo(const struct spi_device *spi, disable_fifo: if (t->rx_buf != NULL) chconf &= ~OMAP2_MCSPI_CHCONF_FFER; - else + + if (t->tx_buf != NULL) chconf &= ~OMAP2_MCSPI_CHCONF_FFET; mcspi_write_chconf0(spi, chconf); diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index fe792106bdc5..46f45ca2c694 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1074,6 +1074,7 @@ static struct acpi_device_id pxa2xx_spi_acpi_match[] = { { "INT3430", 0 }, { "INT3431", 0 }, { "80860F0E", 0 }, + { "8086228E", 0 }, { }, }; MODULE_DEVICE_TABLE(acpi, pxa2xx_spi_acpi_match); diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index c0743604b906..cd0e08b0c9f6 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -499,7 +499,7 @@ static void rockchip_spi_config(struct rockchip_spi *rs) } /* div doesn't support odd number */ - div = rs->max_freq / rs->speed; + div = max_t(u32, rs->max_freq / rs->speed, 1); div = (div + 1) & 0xfffe; spi_enable_chip(rs, 0); @@ -678,7 +678,7 @@ static int rockchip_spi_probe(struct platform_device *pdev) rs->dma_tx.addr = (dma_addr_t)(mem->start + ROCKCHIP_SPI_TXDR); rs->dma_rx.addr = (dma_addr_t)(mem->start + ROCKCHIP_SPI_RXDR); rs->dma_tx.direction = DMA_MEM_TO_DEV; - rs->dma_tx.direction = DMA_DEV_TO_MEM; + rs->dma_rx.direction = DMA_DEV_TO_MEM; master->can_dma = rockchip_spi_can_dma; master->dma_tx = rs->dma_tx.ch; diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c index 2a4354dcd661..887c2084130f 100644 --- a/drivers/spi/spi-sh-msiof.c +++ b/drivers/spi/spi-sh-msiof.c @@ -636,48 +636,38 @@ static int sh_msiof_dma_once(struct sh_msiof_spi_priv *p, const void *tx, dma_cookie_t cookie; int ret; - if (tx) { - ier_bits |= IER_TDREQE | IER_TDMAE; - dma_sync_single_for_device(p->master->dma_tx->device->dev, - p->tx_dma_addr, len, DMA_TO_DEVICE); - desc_tx = dmaengine_prep_slave_single(p->master->dma_tx, - p->tx_dma_addr, len, DMA_TO_DEVICE, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (!desc_tx) - return -EAGAIN; - } - + /* First prepare and submit the DMA request(s), as this may fail */ if (rx) { ier_bits |= IER_RDREQE | IER_RDMAE; desc_rx = dmaengine_prep_slave_single(p->master->dma_rx, p->rx_dma_addr, len, DMA_FROM_DEVICE, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (!desc_rx) - return -EAGAIN; - } - - /* 1 stage FIFO watermarks for DMA */ - sh_msiof_write(p, FCTR, FCTR_TFWM_1 | FCTR_RFWM_1); - - /* setup msiof transfer mode registers (32-bit words) */ - sh_msiof_spi_set_mode_regs(p, tx, rx, 32, len / 4); - - sh_msiof_write(p, IER, ier_bits); - - reinit_completion(&p->done); + if (!desc_rx) { + ret = -EAGAIN; + goto no_dma_rx; + } - if (rx) { desc_rx->callback = sh_msiof_dma_complete; desc_rx->callback_param = p; cookie = dmaengine_submit(desc_rx); if (dma_submit_error(cookie)) { ret = cookie; - goto stop_ier; + goto no_dma_rx; } - dma_async_issue_pending(p->master->dma_rx); } if (tx) { + ier_bits |= IER_TDREQE | IER_TDMAE; + dma_sync_single_for_device(p->master->dma_tx->device->dev, + p->tx_dma_addr, len, DMA_TO_DEVICE); + desc_tx = dmaengine_prep_slave_single(p->master->dma_tx, + p->tx_dma_addr, len, DMA_TO_DEVICE, + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + if (!desc_tx) { + ret = -EAGAIN; + goto no_dma_tx; + } + if (rx) { /* No callback */ desc_tx->callback = NULL; @@ -688,15 +678,30 @@ static int sh_msiof_dma_once(struct sh_msiof_spi_priv *p, const void *tx, cookie = dmaengine_submit(desc_tx); if (dma_submit_error(cookie)) { ret = cookie; - goto stop_rx; + goto no_dma_tx; } - dma_async_issue_pending(p->master->dma_tx); } + /* 1 stage FIFO watermarks for DMA */ + sh_msiof_write(p, FCTR, FCTR_TFWM_1 | FCTR_RFWM_1); + + /* setup msiof transfer mode registers (32-bit words) */ + sh_msiof_spi_set_mode_regs(p, tx, rx, 32, len / 4); + + sh_msiof_write(p, IER, ier_bits); + + reinit_completion(&p->done); + + /* Now start DMA */ + if (tx) + dma_async_issue_pending(p->master->dma_rx); + if (rx) + dma_async_issue_pending(p->master->dma_tx); + ret = sh_msiof_spi_start(p, rx); if (ret) { dev_err(&p->pdev->dev, "failed to start hardware\n"); - goto stop_tx; + goto stop_dma; } /* wait for tx fifo to be emptied / rx fifo to be filled */ @@ -726,14 +731,14 @@ static int sh_msiof_dma_once(struct sh_msiof_spi_priv *p, const void *tx, stop_reset: sh_msiof_reset_str(p); sh_msiof_spi_stop(p, rx); -stop_tx: +stop_dma: if (tx) dmaengine_terminate_all(p->master->dma_tx); -stop_rx: +no_dma_tx: if (rx) dmaengine_terminate_all(p->master->dma_rx); -stop_ier: sh_msiof_write(p, IER, 0); +no_dma_rx: return ret; } diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index e0531baf2782..ca935df80c88 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -848,6 +848,7 @@ out: /** * spi_finalize_current_transfer - report completion of a transfer + * @master: the master reporting completion * * Called by SPI drivers using the core transfer_one_message() * implementation to notify it that the current interrupt driven @@ -141,6 +141,7 @@ struct kioctx { struct { unsigned tail; + unsigned completed_events; spinlock_t completion_lock; } ____cacheline_aligned_in_smp; @@ -857,6 +858,68 @@ out: return ret; } +/* refill_reqs_available + * Updates the reqs_available reference counts used for tracking the + * number of free slots in the completion ring. This can be called + * from aio_complete() (to optimistically update reqs_available) or + * from aio_get_req() (the we're out of events case). It must be + * called holding ctx->completion_lock. + */ +static void refill_reqs_available(struct kioctx *ctx, unsigned head, + unsigned tail) +{ + unsigned events_in_ring, completed; + + /* Clamp head since userland can write to it. */ + head %= ctx->nr_events; + if (head <= tail) + events_in_ring = tail - head; + else + events_in_ring = ctx->nr_events - (head - tail); + + completed = ctx->completed_events; + if (events_in_ring < completed) + completed -= events_in_ring; + else + completed = 0; + + if (!completed) + return; + + ctx->completed_events -= completed; + put_reqs_available(ctx, completed); +} + +/* user_refill_reqs_available + * Called to refill reqs_available when aio_get_req() encounters an + * out of space in the completion ring. + */ +static void user_refill_reqs_available(struct kioctx *ctx) +{ + spin_lock_irq(&ctx->completion_lock); + if (ctx->completed_events) { + struct aio_ring *ring; + unsigned head; + + /* Access of ring->head may race with aio_read_events_ring() + * here, but that's okay since whether we read the old version + * or the new version, and either will be valid. The important + * part is that head cannot pass tail since we prevent + * aio_complete() from updating tail by holding + * ctx->completion_lock. Even if head is invalid, the check + * against ctx->completed_events below will make sure we do the + * safe/right thing. + */ + ring = kmap_atomic(ctx->ring_pages[0]); + head = ring->head; + kunmap_atomic(ring); + + refill_reqs_available(ctx, head, ctx->tail); + } + + spin_unlock_irq(&ctx->completion_lock); +} + /* aio_get_req * Allocate a slot for an aio request. * Returns NULL if no requests are free. @@ -865,8 +928,11 @@ static inline struct kiocb *aio_get_req(struct kioctx *ctx) { struct kiocb *req; - if (!get_reqs_available(ctx)) - return NULL; + if (!get_reqs_available(ctx)) { + user_refill_reqs_available(ctx); + if (!get_reqs_available(ctx)) + return NULL; + } req = kmem_cache_alloc(kiocb_cachep, GFP_KERNEL|__GFP_ZERO); if (unlikely(!req)) @@ -925,8 +991,8 @@ void aio_complete(struct kiocb *iocb, long res, long res2) struct kioctx *ctx = iocb->ki_ctx; struct aio_ring *ring; struct io_event *ev_page, *event; + unsigned tail, pos, head; unsigned long flags; - unsigned tail, pos; /* * Special case handling for sync iocbs: @@ -987,10 +1053,14 @@ void aio_complete(struct kiocb *iocb, long res, long res2) ctx->tail = tail; ring = kmap_atomic(ctx->ring_pages[0]); + head = ring->head; ring->tail = tail; kunmap_atomic(ring); flush_dcache_page(ctx->ring_pages[0]); + ctx->completed_events++; + if (ctx->completed_events > 1) + refill_reqs_available(ctx, head, tail); spin_unlock_irqrestore(&ctx->completion_lock, flags); pr_debug("added to ring %p at [%u]\n", iocb, tail); @@ -1005,7 +1075,6 @@ void aio_complete(struct kiocb *iocb, long res, long res2) /* everything turned out well, dispose of the aiocb. */ kiocb_free(iocb); - put_reqs_available(ctx, 1); /* * We have to order our ring_info tail store above and test diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index ac4f260155c8..889b98455750 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -207,6 +207,19 @@ cifs_statfs(struct dentry *dentry, struct kstatfs *buf) return 0; } +static long cifs_fallocate(struct file *file, int mode, loff_t off, loff_t len) +{ + struct super_block *sb = file->f_path.dentry->d_sb; + struct cifs_sb_info *cifs_sb = CIFS_SB(sb); + struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb); + struct TCP_Server_Info *server = tcon->ses->server; + + if (server->ops->fallocate) + return server->ops->fallocate(file, tcon, mode, off, len); + + return -EOPNOTSUPP; +} + static int cifs_permission(struct inode *inode, int mask) { struct cifs_sb_info *cifs_sb; @@ -812,8 +825,9 @@ static int cifs_setlease(struct file *file, long arg, struct file_lock **lease) if (!(S_ISREG(inode->i_mode))) return -EINVAL; - /* check if file is oplocked */ - if (((arg == F_RDLCK) && CIFS_CACHE_READ(CIFS_I(inode))) || + /* Check if file is oplocked if this is request for new lease */ + if (arg == F_UNLCK || + ((arg == F_RDLCK) && CIFS_CACHE_READ(CIFS_I(inode))) || ((arg == F_WRLCK) && CIFS_CACHE_WRITE(CIFS_I(inode)))) return generic_setlease(file, arg, lease); else if (tlink_tcon(cfile->tlink)->local_lease && @@ -908,6 +922,7 @@ const struct file_operations cifs_file_ops = { .unlocked_ioctl = cifs_ioctl, #endif /* CONFIG_CIFS_POSIX */ .setlease = cifs_setlease, + .fallocate = cifs_fallocate, }; const struct file_operations cifs_file_strict_ops = { @@ -927,6 +942,7 @@ const struct file_operations cifs_file_strict_ops = { .unlocked_ioctl = cifs_ioctl, #endif /* CONFIG_CIFS_POSIX */ .setlease = cifs_setlease, + .fallocate = cifs_fallocate, }; const struct file_operations cifs_file_direct_ops = { @@ -947,6 +963,7 @@ const struct file_operations cifs_file_direct_ops = { #endif /* CONFIG_CIFS_POSIX */ .llseek = cifs_llseek, .setlease = cifs_setlease, + .fallocate = cifs_fallocate, }; const struct file_operations cifs_file_nobrl_ops = { @@ -965,6 +982,7 @@ const struct file_operations cifs_file_nobrl_ops = { .unlocked_ioctl = cifs_ioctl, #endif /* CONFIG_CIFS_POSIX */ .setlease = cifs_setlease, + .fallocate = cifs_fallocate, }; const struct file_operations cifs_file_strict_nobrl_ops = { @@ -983,6 +1001,7 @@ const struct file_operations cifs_file_strict_nobrl_ops = { .unlocked_ioctl = cifs_ioctl, #endif /* CONFIG_CIFS_POSIX */ .setlease = cifs_setlease, + .fallocate = cifs_fallocate, }; const struct file_operations cifs_file_direct_nobrl_ops = { @@ -1002,6 +1021,7 @@ const struct file_operations cifs_file_direct_nobrl_ops = { #endif /* CONFIG_CIFS_POSIX */ .llseek = cifs_llseek, .setlease = cifs_setlease, + .fallocate = cifs_fallocate, }; const struct file_operations cifs_dir_ops = { diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 0012e1e291d4..dfc731b02aa9 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -409,6 +409,10 @@ struct smb_version_operations { /* get mtu credits */ int (*wait_mtu_credits)(struct TCP_Server_Info *, unsigned int, unsigned int *, unsigned int *); + /* check if we need to issue closedir */ + bool (*dir_needs_close)(struct cifsFileInfo *); + long (*fallocate)(struct file *, struct cifs_tcon *, int, loff_t, + loff_t); }; struct smb_version_values { @@ -883,6 +887,7 @@ struct cifs_tcon { for this mount even if server would support */ bool local_lease:1; /* check leases (only) on local system not remote */ bool broken_posix_open; /* e.g. Samba server versions < 3.3.2, 3.2.9 */ + bool broken_sparse_sup; /* if server or share does not support sparse */ bool need_reconnect:1; /* connection reset, tid now invalid */ #ifdef CONFIG_CIFS_SMB2 bool print:1; /* set if connection to printer share */ diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h index 33df36ef9d52..5f9822ac0245 100644 --- a/fs/cifs/cifspdu.h +++ b/fs/cifs/cifspdu.h @@ -2253,6 +2253,29 @@ typedef struct { /* minimum includes first three fields, and empty FS Name */ #define MIN_FS_ATTR_INFO_SIZE 12 + +/* List of FileSystemAttributes - see 2.5.1 of MS-FSCC */ +#define FILE_SUPPORT_INTEGRITY_STREAMS 0x04000000 +#define FILE_SUPPORTS_USN_JOURNAL 0x02000000 +#define FILE_SUPPORTS_OPEN_BY_FILE_ID 0x01000000 +#define FILE_SUPPORTS_EXTENDED_ATTRIBUTES 0x00800000 +#define FILE_SUPPORTS_HARD_LINKS 0x00400000 +#define FILE_SUPPORTS_TRANSACTIONS 0x00200000 +#define FILE_SEQUENTIAL_WRITE_ONCE 0x00100000 +#define FILE_READ_ONLY_VOLUME 0x00080000 +#define FILE_NAMED_STREAMS 0x00040000 +#define FILE_SUPPORTS_ENCRYPTION 0x00020000 +#define FILE_SUPPORTS_OBJECT_IDS 0x00010000 +#define FILE_VOLUME_IS_COMPRESSED 0x00008000 +#define FILE_SUPPORTS_REMOTE_STORAGE 0x00000100 +#define FILE_SUPPORTS_REPARSE_POINTS 0x00000080 +#define FILE_SUPPORTS_SPARSE_FILES 0x00000040 +#define FILE_VOLUME_QUOTAS 0x00000020 +#define FILE_FILE_COMPRESSION 0x00000010 +#define FILE_PERSISTENT_ACLS 0x00000008 +#define FILE_UNICODE_ON_DISK 0x00000004 +#define FILE_CASE_PRESERVED_NAMES 0x00000002 +#define FILE_CASE_SENSITIVE_SEARCH 0x00000001 typedef struct { __le32 Attributes; __le32 MaxPathNameComponentLength; diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 4ab2f79ffa7a..d5fec92e0360 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -762,7 +762,7 @@ int cifs_closedir(struct inode *inode, struct file *file) cifs_dbg(FYI, "Freeing private data in close dir\n"); spin_lock(&cifs_file_list_lock); - if (!cfile->srch_inf.endOfSearch && !cfile->invalidHandle) { + if (server->ops->dir_needs_close(cfile)) { cfile->invalidHandle = true; spin_unlock(&cifs_file_list_lock); if (server->ops->close_dir) diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 426d6c6ad8bf..949ec909ec9a 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -1727,6 +1727,12 @@ unlink_target: target_dentry, to_name); } + /* force revalidate to go get info when needed */ + CIFS_I(source_dir)->time = CIFS_I(target_dir)->time = 0; + + source_dir->i_ctime = source_dir->i_mtime = target_dir->i_ctime = + target_dir->i_mtime = current_fs_time(source_dir->i_sb); + cifs_rename_exit: kfree(info_buf_source); kfree(from_name); diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 81340c6253eb..b7415d596dbd 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -574,13 +574,6 @@ void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock) cinode->oplock = 0; } -static int -cifs_oplock_break_wait(void *unused) -{ - schedule(); - return signal_pending(current) ? -ERESTARTSYS : 0; -} - /* * We wait for oplock breaks to be processed before we attempt to perform * writes. diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index b15862e0f68c..798c80a41c88 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -593,7 +593,7 @@ find_cifs_entry(const unsigned int xid, struct cifs_tcon *tcon, loff_t pos, /* close and restart search */ cifs_dbg(FYI, "search backing up - close and restart search\n"); spin_lock(&cifs_file_list_lock); - if (!cfile->srch_inf.endOfSearch && !cfile->invalidHandle) { + if (server->ops->dir_needs_close(cfile)) { cfile->invalidHandle = true; spin_unlock(&cifs_file_list_lock); if (server->ops->close) diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index 5e8c22d6c7b9..1a6df4b03f67 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -1015,6 +1015,12 @@ cifs_wp_retry_size(struct inode *inode) return CIFS_SB(inode->i_sb)->wsize; } +static bool +cifs_dir_needs_close(struct cifsFileInfo *cfile) +{ + return !cfile->srch_inf.endOfSearch && !cfile->invalidHandle; +} + struct smb_version_operations smb1_operations = { .send_cancel = send_nt_cancel, .compare_fids = cifs_compare_fids, @@ -1086,6 +1092,7 @@ struct smb_version_operations smb1_operations = { .create_mf_symlink = cifs_create_mf_symlink, .is_read_op = cifs_is_read_op, .wp_retry_size = cifs_wp_retry_size, + .dir_needs_close = cifs_dir_needs_close, #ifdef CONFIG_CIFS_XATTR .query_all_EAs = CIFSSMBQAllEAs, .set_EA = CIFSSMBSetEA, diff --git a/fs/cifs/smb2maperror.c b/fs/cifs/smb2maperror.c index e31a9dfdcd39..af59d03db492 100644 --- a/fs/cifs/smb2maperror.c +++ b/fs/cifs/smb2maperror.c @@ -214,7 +214,7 @@ static const struct status_to_posix_error smb2_error_map_table[] = { {STATUS_BREAKPOINT, -EIO, "STATUS_BREAKPOINT"}, {STATUS_SINGLE_STEP, -EIO, "STATUS_SINGLE_STEP"}, {STATUS_BUFFER_OVERFLOW, -EIO, "STATUS_BUFFER_OVERFLOW"}, - {STATUS_NO_MORE_FILES, -EIO, "STATUS_NO_MORE_FILES"}, + {STATUS_NO_MORE_FILES, -ENODATA, "STATUS_NO_MORE_FILES"}, {STATUS_WAKE_SYSTEM_DEBUGGER, -EIO, "STATUS_WAKE_SYSTEM_DEBUGGER"}, {STATUS_HANDLES_CLOSED, -EIO, "STATUS_HANDLES_CLOSED"}, {STATUS_NO_INHERITANCE, -EIO, "STATUS_NO_INHERITANCE"}, @@ -298,7 +298,7 @@ static const struct status_to_posix_error smb2_error_map_table[] = { {STATUS_INVALID_PARAMETER, -EINVAL, "STATUS_INVALID_PARAMETER"}, {STATUS_NO_SUCH_DEVICE, -ENODEV, "STATUS_NO_SUCH_DEVICE"}, {STATUS_NO_SUCH_FILE, -ENOENT, "STATUS_NO_SUCH_FILE"}, - {STATUS_INVALID_DEVICE_REQUEST, -EIO, "STATUS_INVALID_DEVICE_REQUEST"}, + {STATUS_INVALID_DEVICE_REQUEST, -EOPNOTSUPP, "STATUS_INVALID_DEVICE_REQUEST"}, {STATUS_END_OF_FILE, -ENODATA, "STATUS_END_OF_FILE"}, {STATUS_WRONG_VOLUME, -EIO, "STATUS_WRONG_VOLUME"}, {STATUS_NO_MEDIA_IN_DEVICE, -EIO, "STATUS_NO_MEDIA_IN_DEVICE"}, diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c index f2e6ac29a8d6..4aa7a0f07d6e 100644 --- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -178,9 +178,24 @@ smb2_check_message(char *buf, unsigned int length) /* Windows 7 server returns 24 bytes more */ if (clc_len + 20 == len && command == SMB2_OPLOCK_BREAK_HE) return 0; - /* server can return one byte more */ + /* server can return one byte more due to implied bcc[0] */ if (clc_len == 4 + len + 1) return 0; + + /* + * MacOS server pads after SMB2.1 write response with 3 bytes + * of junk. Other servers match RFC1001 len to actual + * SMB2/SMB3 frame length (header + smb2 response specific data) + * Log the server error (once), but allow it and continue + * since the frame is parseable. + */ + if (clc_len < 4 /* RFC1001 header size */ + len) { + printk_once(KERN_WARNING + "SMB2 server sent bad RFC1001 len %d not %d\n", + len, clc_len - 4); + return 0; + } + return 1; } return 0; diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 77f8aeb9c2fc..5a48aa290dfe 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -731,11 +731,72 @@ smb2_sync_write(const unsigned int xid, struct cifsFileInfo *cfile, return SMB2_write(xid, parms, written, iov, nr_segs); } +/* Set or clear the SPARSE_FILE attribute based on value passed in setsparse */ +static bool smb2_set_sparse(const unsigned int xid, struct cifs_tcon *tcon, + struct cifsFileInfo *cfile, struct inode *inode, __u8 setsparse) +{ + struct cifsInodeInfo *cifsi; + int rc; + + cifsi = CIFS_I(inode); + + /* if file already sparse don't bother setting sparse again */ + if ((cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE) && setsparse) + return true; /* already sparse */ + + if (!(cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE) && !setsparse) + return true; /* already not sparse */ + + /* + * Can't check for sparse support on share the usual way via the + * FS attribute info (FILE_SUPPORTS_SPARSE_FILES) on the share + * since Samba server doesn't set the flag on the share, yet + * supports the set sparse FSCTL and returns sparse correctly + * in the file attributes. If we fail setting sparse though we + * mark that server does not support sparse files for this share + * to avoid repeatedly sending the unsupported fsctl to server + * if the file is repeatedly extended. + */ + if (tcon->broken_sparse_sup) + return false; + + rc = SMB2_ioctl(xid, tcon, cfile->fid.persistent_fid, + cfile->fid.volatile_fid, FSCTL_SET_SPARSE, + true /* is_fctl */, &setsparse, 1, NULL, NULL); + if (rc) { + tcon->broken_sparse_sup = true; + cifs_dbg(FYI, "set sparse rc = %d\n", rc); + return false; + } + + if (setsparse) + cifsi->cifsAttrs |= FILE_ATTRIBUTE_SPARSE_FILE; + else + cifsi->cifsAttrs &= (~FILE_ATTRIBUTE_SPARSE_FILE); + + return true; +} + static int smb2_set_file_size(const unsigned int xid, struct cifs_tcon *tcon, struct cifsFileInfo *cfile, __u64 size, bool set_alloc) { __le64 eof = cpu_to_le64(size); + struct inode *inode; + + /* + * If extending file more than one page make sparse. Many Linux fs + * make files sparse by default when extending via ftruncate + */ + inode = cfile->dentry->d_inode; + + if (!set_alloc && (size > inode->i_size + 8192)) { + __u8 set_sparse = 1; + + /* whether set sparse succeeds or not, extend the file */ + smb2_set_sparse(xid, tcon, cfile, inode, set_sparse); + } + return SMB2_set_eof(xid, tcon, cfile->fid.persistent_fid, cfile->fid.volatile_fid, cfile->pid, &eof, false); } @@ -954,6 +1015,105 @@ smb2_query_symlink(const unsigned int xid, struct cifs_tcon *tcon, return rc; } +static long smb3_zero_range(struct file *file, struct cifs_tcon *tcon, + loff_t offset, loff_t len, bool keep_size) +{ + struct inode *inode; + struct cifsInodeInfo *cifsi; + struct cifsFileInfo *cfile = file->private_data; + struct file_zero_data_information fsctl_buf; + long rc; + unsigned int xid; + + xid = get_xid(); + + inode = cfile->dentry->d_inode; + cifsi = CIFS_I(inode); + + /* if file not oplocked can't be sure whether asking to extend size */ + if (!CIFS_CACHE_READ(cifsi)) + if (keep_size == false) + return -EOPNOTSUPP; + + /* + * Must check if file sparse since fallocate -z (zero range) assumes + * non-sparse allocation + */ + if (!(cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE)) + return -EOPNOTSUPP; + + /* + * need to make sure we are not asked to extend the file since the SMB3 + * fsctl does not change the file size. In the future we could change + * this to zero the first part of the range then set the file size + * which for a non sparse file would zero the newly extended range + */ + if (keep_size == false) + if (i_size_read(inode) < offset + len) + return -EOPNOTSUPP; + + cifs_dbg(FYI, "offset %lld len %lld", offset, len); + + fsctl_buf.FileOffset = cpu_to_le64(offset); + fsctl_buf.BeyondFinalZero = cpu_to_le64(offset + len); + + rc = SMB2_ioctl(xid, tcon, cfile->fid.persistent_fid, + cfile->fid.volatile_fid, FSCTL_SET_ZERO_DATA, + true /* is_fctl */, (char *)&fsctl_buf, + sizeof(struct file_zero_data_information), NULL, NULL); + free_xid(xid); + return rc; +} + +static long smb3_punch_hole(struct file *file, struct cifs_tcon *tcon, + loff_t offset, loff_t len) +{ + struct inode *inode; + struct cifsInodeInfo *cifsi; + struct cifsFileInfo *cfile = file->private_data; + struct file_zero_data_information fsctl_buf; + long rc; + unsigned int xid; + __u8 set_sparse = 1; + + xid = get_xid(); + + inode = cfile->dentry->d_inode; + cifsi = CIFS_I(inode); + + /* Need to make file sparse, if not already, before freeing range. */ + /* Consider adding equivalent for compressed since it could also work */ + if (!smb2_set_sparse(xid, tcon, cfile, inode, set_sparse)) + return -EOPNOTSUPP; + + cifs_dbg(FYI, "offset %lld len %lld", offset, len); + + fsctl_buf.FileOffset = cpu_to_le64(offset); + fsctl_buf.BeyondFinalZero = cpu_to_le64(offset + len); + + rc = SMB2_ioctl(xid, tcon, cfile->fid.persistent_fid, + cfile->fid.volatile_fid, FSCTL_SET_ZERO_DATA, + true /* is_fctl */, (char *)&fsctl_buf, + sizeof(struct file_zero_data_information), NULL, NULL); + free_xid(xid); + return rc; +} + +static long smb3_fallocate(struct file *file, struct cifs_tcon *tcon, int mode, + loff_t off, loff_t len) +{ + /* KEEP_SIZE already checked for by do_fallocate */ + if (mode & FALLOC_FL_PUNCH_HOLE) + return smb3_punch_hole(file, tcon, off, len); + else if (mode & FALLOC_FL_ZERO_RANGE) { + if (mode & FALLOC_FL_KEEP_SIZE) + return smb3_zero_range(file, tcon, off, len, true); + return smb3_zero_range(file, tcon, off, len, false); + } + + return -EOPNOTSUPP; +} + static void smb2_downgrade_oplock(struct TCP_Server_Info *server, struct cifsInodeInfo *cinode, bool set_level2) @@ -1161,6 +1321,12 @@ smb2_wp_retry_size(struct inode *inode) SMB2_MAX_BUFFER_SIZE); } +static bool +smb2_dir_needs_close(struct cifsFileInfo *cfile) +{ + return !cfile->invalidHandle; +} + struct smb_version_operations smb20_operations = { .compare_fids = smb2_compare_fids, .setup_request = smb2_setup_request, @@ -1236,6 +1402,7 @@ struct smb_version_operations smb20_operations = { .parse_lease_buf = smb2_parse_lease_buf, .clone_range = smb2_clone_range, .wp_retry_size = smb2_wp_retry_size, + .dir_needs_close = smb2_dir_needs_close, }; struct smb_version_operations smb21_operations = { @@ -1313,6 +1480,7 @@ struct smb_version_operations smb21_operations = { .parse_lease_buf = smb2_parse_lease_buf, .clone_range = smb2_clone_range, .wp_retry_size = smb2_wp_retry_size, + .dir_needs_close = smb2_dir_needs_close, }; struct smb_version_operations smb30_operations = { @@ -1393,6 +1561,8 @@ struct smb_version_operations smb30_operations = { .clone_range = smb2_clone_range, .validate_negotiate = smb3_validate_negotiate, .wp_retry_size = smb2_wp_retry_size, + .dir_needs_close = smb2_dir_needs_close, + .fallocate = smb3_fallocate, }; struct smb_version_values smb20_values = { diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 42ebc1a8be6c..fa0dd044213b 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -907,7 +907,8 @@ tcon_exit: tcon_error_exit: if (rsp->hdr.Status == STATUS_BAD_NETWORK_NAME) { cifs_dbg(VFS, "BAD_NETWORK_NAME: %s\n", tree); - tcon->bad_network_name = true; + if (tcon) + tcon->bad_network_name = true; } goto tcon_exit; } @@ -1224,7 +1225,9 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid, cifs_dbg(FYI, "SMB2 IOCTL\n"); - *out_data = NULL; + if (out_data != NULL) + *out_data = NULL; + /* zero out returned data len, in case of error */ if (plen) *plen = 0; @@ -2177,6 +2180,10 @@ SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon, rsp = (struct smb2_query_directory_rsp *)iov[0].iov_base; if (rc) { + if (rc == -ENODATA && rsp->hdr.Status == STATUS_NO_MORE_FILES) { + srch_inf->endOfSearch = true; + rc = 0; + } cifs_stats_fail_inc(tcon, SMB2_QUERY_DIRECTORY_HE); goto qdir_exit; } @@ -2214,11 +2221,6 @@ SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon, else cifs_dbg(VFS, "illegal search buffer type\n"); - if (rsp->hdr.Status == STATUS_NO_MORE_FILES) - srch_inf->endOfSearch = 1; - else - srch_inf->endOfSearch = 0; - return rc; qdir_exit: diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h index 69f3595d3952..fbe486c285a9 100644 --- a/fs/cifs/smb2pdu.h +++ b/fs/cifs/smb2pdu.h @@ -573,6 +573,12 @@ struct copychunk_ioctl { __u32 Reserved2; } __packed; +/* this goes in the ioctl buffer when doing FSCTL_SET_ZERO_DATA */ +struct file_zero_data_information { + __le64 FileOffset; + __le64 BeyondFinalZero; +} __packed; + struct copychunk_ioctl_rsp { __le32 ChunksWritten; __le32 ChunkBytesWritten; diff --git a/fs/cifs/smbfsctl.h b/fs/cifs/smbfsctl.h index 0e538b5c9622..83efa59535be 100644 --- a/fs/cifs/smbfsctl.h +++ b/fs/cifs/smbfsctl.h @@ -63,7 +63,7 @@ #define FSCTL_SET_OBJECT_ID_EXTENDED 0x000900BC /* BB add struct */ #define FSCTL_CREATE_OR_GET_OBJECT_ID 0x000900C0 /* BB add struct */ #define FSCTL_SET_SPARSE 0x000900C4 /* BB add struct */ -#define FSCTL_SET_ZERO_DATA 0x000900C8 /* BB add struct */ +#define FSCTL_SET_ZERO_DATA 0x000980C8 #define FSCTL_SET_ENCRYPTION 0x000900D7 /* BB add struct */ #define FSCTL_ENCRYPTION_FSCTL_IO 0x000900DB /* BB add struct */ #define FSCTL_WRITE_RAW_ENCRYPTED 0x000900DF /* BB add struct */ diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 08cdfe5461e3..622e88249024 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -2828,8 +2828,9 @@ static int ext3_statfs (struct dentry * dentry, struct kstatfs * buf) */ overhead += ngroups * (2 + sbi->s_itb_per_group); - /* Add the journal blocks as well */ - overhead += sbi->s_journal->j_maxlen; + /* Add the internal journal blocks as well */ + if (sbi->s_journal && !sbi->journal_bdev) + overhead += sbi->s_journal->j_maxlen; sbi->s_overhead_last = overhead; smp_wmb(); diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c index 4556ce1af5b0..5ddaf8625d3b 100644 --- a/fs/isofs/inode.c +++ b/fs/isofs/inode.c @@ -61,7 +61,7 @@ static void isofs_put_super(struct super_block *sb) return; } -static int isofs_read_inode(struct inode *); +static int isofs_read_inode(struct inode *, int relocated); static int isofs_statfs (struct dentry *, struct kstatfs *); static struct kmem_cache *isofs_inode_cachep; @@ -1259,7 +1259,7 @@ out_toomany: goto out; } -static int isofs_read_inode(struct inode *inode) +static int isofs_read_inode(struct inode *inode, int relocated) { struct super_block *sb = inode->i_sb; struct isofs_sb_info *sbi = ISOFS_SB(sb); @@ -1404,7 +1404,7 @@ static int isofs_read_inode(struct inode *inode) */ if (!high_sierra) { - parse_rock_ridge_inode(de, inode); + parse_rock_ridge_inode(de, inode, relocated); /* if we want uid/gid set, override the rock ridge setting */ if (sbi->s_uid_set) inode->i_uid = sbi->s_uid; @@ -1483,9 +1483,10 @@ static int isofs_iget5_set(struct inode *ino, void *data) * offset that point to the underlying meta-data for the inode. The * code below is otherwise similar to the iget() code in * include/linux/fs.h */ -struct inode *isofs_iget(struct super_block *sb, - unsigned long block, - unsigned long offset) +struct inode *__isofs_iget(struct super_block *sb, + unsigned long block, + unsigned long offset, + int relocated) { unsigned long hashval; struct inode *inode; @@ -1507,7 +1508,7 @@ struct inode *isofs_iget(struct super_block *sb, return ERR_PTR(-ENOMEM); if (inode->i_state & I_NEW) { - ret = isofs_read_inode(inode); + ret = isofs_read_inode(inode, relocated); if (ret < 0) { iget_failed(inode); inode = ERR_PTR(ret); diff --git a/fs/isofs/isofs.h b/fs/isofs/isofs.h index 99167238518d..0ac4c1f73fbd 100644 --- a/fs/isofs/isofs.h +++ b/fs/isofs/isofs.h @@ -107,7 +107,7 @@ extern int iso_date(char *, int); struct inode; /* To make gcc happy */ -extern int parse_rock_ridge_inode(struct iso_directory_record *, struct inode *); +extern int parse_rock_ridge_inode(struct iso_directory_record *, struct inode *, int relocated); extern int get_rock_ridge_filename(struct iso_directory_record *, char *, struct inode *); extern int isofs_name_translate(struct iso_directory_record *, char *, struct inode *); @@ -118,9 +118,24 @@ extern struct dentry *isofs_lookup(struct inode *, struct dentry *, unsigned int extern struct buffer_head *isofs_bread(struct inode *, sector_t); extern int isofs_get_blocks(struct inode *, sector_t, struct buffer_head **, unsigned long); -extern struct inode *isofs_iget(struct super_block *sb, - unsigned long block, - unsigned long offset); +struct inode *__isofs_iget(struct super_block *sb, + unsigned long block, + unsigned long offset, + int relocated); + +static inline struct inode *isofs_iget(struct super_block *sb, + unsigned long block, + unsigned long offset) +{ + return __isofs_iget(sb, block, offset, 0); +} + +static inline struct inode *isofs_iget_reloc(struct super_block *sb, + unsigned long block, + unsigned long offset) +{ + return __isofs_iget(sb, block, offset, 1); +} /* Because the inode number is no longer relevant to finding the * underlying meta-data for an inode, we are free to choose a more diff --git a/fs/isofs/rock.c b/fs/isofs/rock.c index c0bf42472e40..f488bbae541a 100644 --- a/fs/isofs/rock.c +++ b/fs/isofs/rock.c @@ -288,12 +288,16 @@ eio: goto out; } +#define RR_REGARD_XA 1 +#define RR_RELOC_DE 2 + static int parse_rock_ridge_inode_internal(struct iso_directory_record *de, - struct inode *inode, int regard_xa) + struct inode *inode, int flags) { int symlink_len = 0; int cnt, sig; + unsigned int reloc_block; struct inode *reloc; struct rock_ridge *rr; int rootflag; @@ -305,7 +309,7 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, init_rock_state(&rs, inode); setup_rock_ridge(de, inode, &rs); - if (regard_xa) { + if (flags & RR_REGARD_XA) { rs.chr += 14; rs.len -= 14; if (rs.len < 0) @@ -485,12 +489,22 @@ repeat: "relocated directory\n"); goto out; case SIG('C', 'L'): - ISOFS_I(inode)->i_first_extent = - isonum_733(rr->u.CL.location); - reloc = - isofs_iget(inode->i_sb, - ISOFS_I(inode)->i_first_extent, - 0); + if (flags & RR_RELOC_DE) { + printk(KERN_ERR + "ISOFS: Recursive directory relocation " + "is not supported\n"); + goto eio; + } + reloc_block = isonum_733(rr->u.CL.location); + if (reloc_block == ISOFS_I(inode)->i_iget5_block && + ISOFS_I(inode)->i_iget5_offset == 0) { + printk(KERN_ERR + "ISOFS: Directory relocation points to " + "itself\n"); + goto eio; + } + ISOFS_I(inode)->i_first_extent = reloc_block; + reloc = isofs_iget_reloc(inode->i_sb, reloc_block, 0); if (IS_ERR(reloc)) { ret = PTR_ERR(reloc); goto out; @@ -637,9 +651,11 @@ static char *get_symlink_chunk(char *rpnt, struct rock_ridge *rr, char *plimit) return rpnt; } -int parse_rock_ridge_inode(struct iso_directory_record *de, struct inode *inode) +int parse_rock_ridge_inode(struct iso_directory_record *de, struct inode *inode, + int relocated) { - int result = parse_rock_ridge_inode_internal(de, inode, 0); + int flags = relocated ? RR_RELOC_DE : 0; + int result = parse_rock_ridge_inode_internal(de, inode, flags); /* * if rockridge flag was reset and we didn't look for attributes @@ -647,7 +663,8 @@ int parse_rock_ridge_inode(struct iso_directory_record *de, struct inode *inode) */ if ((ISOFS_SB(inode->i_sb)->s_rock_offset == -1) && (ISOFS_SB(inode->i_sb)->s_rock == 2)) { - result = parse_rock_ridge_inode_internal(de, inode, 14); + result = parse_rock_ridge_inode_internal(de, inode, + flags | RR_REGARD_XA); } return result; } diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index ba491926df5f..be7cbce6e4c7 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -116,7 +116,7 @@ __nfs_iocounter_wait(struct nfs_io_counter *c) if (atomic_read(&c->io_count) == 0) break; ret = nfs_wait_bit_killable(&q.key); - } while (atomic_read(&c->io_count) != 0); + } while (atomic_read(&c->io_count) != 0 && !ret); finish_wait(wq, &q.wait); return ret; } @@ -139,26 +139,49 @@ nfs_iocounter_wait(struct nfs_io_counter *c) /* * nfs_page_group_lock - lock the head of the page group * @req - request in group that is to be locked + * @nonblock - if true don't block waiting for lock * * this lock must be held if modifying the page group list * - * returns result from wait_on_bit_lock: 0 on success, < 0 on error + * return 0 on success, < 0 on error: -EDELAY if nonblocking or the + * result from wait_on_bit_lock + * + * NOTE: calling with nonblock=false should always have set the + * lock bit (see fs/buffer.c and other uses of wait_on_bit_lock + * with TASK_UNINTERRUPTIBLE), so there is no need to check the result. */ int -nfs_page_group_lock(struct nfs_page *req, bool wait) +nfs_page_group_lock(struct nfs_page *req, bool nonblock) { struct nfs_page *head = req->wb_head; - int ret; WARN_ON_ONCE(head != head->wb_head); - do { - ret = wait_on_bit_lock(&head->wb_flags, PG_HEADLOCK, - TASK_UNINTERRUPTIBLE); - } while (wait && ret != 0); + if (!test_and_set_bit(PG_HEADLOCK, &head->wb_flags)) + return 0; - WARN_ON_ONCE(ret > 0); - return ret; + if (!nonblock) + return wait_on_bit_lock(&head->wb_flags, PG_HEADLOCK, + TASK_UNINTERRUPTIBLE); + + return -EAGAIN; +} + +/* + * nfs_page_group_lock_wait - wait for the lock to clear, but don't grab it + * @req - a request in the group + * + * This is a blocking call to wait for the group lock to be cleared. + */ +void +nfs_page_group_lock_wait(struct nfs_page *req) +{ + struct nfs_page *head = req->wb_head; + + WARN_ON_ONCE(head != head->wb_head); + + wait_on_bit(&head->wb_flags, PG_HEADLOCK, + TASK_UNINTERRUPTIBLE); } /* @@ -219,7 +242,7 @@ bool nfs_page_group_sync_on_bit(struct nfs_page *req, unsigned int bit) { bool ret; - nfs_page_group_lock(req, true); + nfs_page_group_lock(req, false); ret = nfs_page_group_sync_on_bit_locked(req, bit); nfs_page_group_unlock(req); @@ -701,10 +724,11 @@ int nfs_generic_pgio(struct nfs_pageio_descriptor *desc, struct nfs_pgio_header *hdr) { struct nfs_page *req; - struct page **pages; + struct page **pages, + *last_page; struct list_head *head = &desc->pg_list; struct nfs_commit_info cinfo; - unsigned int pagecount; + unsigned int pagecount, pageused; pagecount = nfs_page_array_len(desc->pg_base, desc->pg_count); if (!nfs_pgarray_set(&hdr->page_array, pagecount)) @@ -712,12 +736,23 @@ int nfs_generic_pgio(struct nfs_pageio_descriptor *desc, nfs_init_cinfo(&cinfo, desc->pg_inode, desc->pg_dreq); pages = hdr->page_array.pagevec; + last_page = NULL; + pageused = 0; while (!list_empty(head)) { req = nfs_list_entry(head->next); nfs_list_remove_request(req); nfs_list_add_request(req, &hdr->pages); - *pages++ = req->wb_page; + + if (WARN_ON_ONCE(pageused >= pagecount)) + return nfs_pgio_error(desc, hdr); + + if (!last_page || last_page != req->wb_page) { + *pages++ = last_page = req->wb_page; + pageused++; + } } + if (WARN_ON_ONCE(pageused != pagecount)) + return nfs_pgio_error(desc, hdr); if ((desc->pg_ioflags & FLUSH_COND_STABLE) && (desc->pg_moreio || nfs_reqs_to_commit(&cinfo))) @@ -788,6 +823,14 @@ static bool nfs_can_coalesce_requests(struct nfs_page *prev, return false; if (req_offset(req) != req_offset(prev) + prev->wb_bytes) return false; + if (req->wb_page == prev->wb_page) { + if (req->wb_pgbase != prev->wb_pgbase + prev->wb_bytes) + return false; + } else { + if (req->wb_pgbase != 0 || + prev->wb_pgbase + prev->wb_bytes != PAGE_CACHE_SIZE) + return false; + } } size = pgio->pg_ops->pg_test(pgio, prev, req); WARN_ON_ONCE(size > req->wb_bytes); @@ -858,13 +901,8 @@ static int __nfs_pageio_add_request(struct nfs_pageio_descriptor *desc, struct nfs_page *subreq; unsigned int bytes_left = 0; unsigned int offset, pgbase; - int ret; - ret = nfs_page_group_lock(req, false); - if (ret < 0) { - desc->pg_error = ret; - return 0; - } + nfs_page_group_lock(req, false); subreq = req; bytes_left = subreq->wb_bytes; @@ -886,11 +924,7 @@ static int __nfs_pageio_add_request(struct nfs_pageio_descriptor *desc, if (desc->pg_recoalesce) return 0; /* retry add_request for this subreq */ - ret = nfs_page_group_lock(req, false); - if (ret < 0) { - desc->pg_error = ret; - return 0; - } + nfs_page_group_lock(req, false); continue; } diff --git a/fs/nfs/write.c b/fs/nfs/write.c index e3b5cf28bdc5..175d5d073ccf 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -241,7 +241,7 @@ static bool nfs_page_group_covers_page(struct nfs_page *req) unsigned int pos = 0; unsigned int len = nfs_page_length(req->wb_page); - nfs_page_group_lock(req, true); + nfs_page_group_lock(req, false); do { tmp = nfs_page_group_search_locked(req->wb_head, pos); @@ -478,10 +478,23 @@ try_again: return NULL; } - /* lock each request in the page group */ - ret = nfs_page_group_lock(head, false); - if (ret < 0) + /* holding inode lock, so always make a non-blocking call to try the + * page group lock */ + ret = nfs_page_group_lock(head, true); + if (ret < 0) { + spin_unlock(&inode->i_lock); + + if (!nonblock && ret == -EAGAIN) { + nfs_page_group_lock_wait(head); + nfs_release_request(head); + goto try_again; + } + + nfs_release_request(head); return ERR_PTR(ret); + } + + /* lock each request in the page group */ subreq = head; do { /* diff --git a/fs/udf/namei.c b/fs/udf/namei.c index 9737cba1357d..83a06001742b 100644 --- a/fs/udf/namei.c +++ b/fs/udf/namei.c @@ -1014,7 +1014,7 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry, fi = udf_add_entry(dir, dentry, &fibh, &cfi, &err); if (!fi) - goto out_no_entry; + goto out_fail; cfi.icb.extLength = cpu_to_le32(sb->s_blocksize); cfi.icb.extLocation = cpu_to_lelb(iinfo->i_location); if (UDF_SB(inode->i_sb)->s_lvid_bh) { @@ -1036,6 +1036,7 @@ out: out_no_entry: up_write(&iinfo->i_data_sem); +out_fail: inode_dec_link_count(inode); iput(inode); goto out; diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index 6dfd64b3a604..e973540cd15b 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -17,6 +17,7 @@ {0x1002, 0x1315, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x1316, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x1317, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x1318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x131B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x131C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x131D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ @@ -164,8 +165,11 @@ {0x1002, 0x6601, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6602, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6603, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6604, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6605, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6606, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6607, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6608, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6610, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6611, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6613, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_NEW_MEMMAP}, \ @@ -175,6 +179,8 @@ {0x1002, 0x6631, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6640, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6641, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6646, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \ @@ -297,6 +303,7 @@ {0x1002, 0x6829, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_NEW_MEMMAP}, \ {0x1002, 0x682A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x682B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x682C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_NEW_MEMMAP}, \ {0x1002, 0x682D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x682F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h index 6f76277baf39..61219b9b3445 100644 --- a/include/linux/brcmphy.h +++ b/include/linux/brcmphy.h @@ -16,7 +16,6 @@ #define PHY_ID_BCM7366 0x600d8490 #define PHY_ID_BCM7439 0x600d8480 #define PHY_ID_BCM7445 0x600d8510 -#define PHY_ID_BCM7XXX_28 0x600d8400 #define PHY_BCM_OUI_MASK 0xfffffc00 #define PHY_BCM_OUI_1 0x00206000 diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 6bb5e3f2a3b4..f0b0edbf55a9 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -102,6 +102,15 @@ enum { FTRACE_OPS_FL_DELETED = 1 << 8, }; +#ifdef CONFIG_DYNAMIC_FTRACE +/* The hash used to know what functions callbacks trace */ +struct ftrace_ops_hash { + struct ftrace_hash *notrace_hash; + struct ftrace_hash *filter_hash; + struct mutex regex_lock; +}; +#endif + /* * Note, ftrace_ops can be referenced outside of RCU protection. * (Although, for perf, the control ops prevent that). If ftrace_ops is @@ -121,10 +130,9 @@ struct ftrace_ops { int __percpu *disabled; #ifdef CONFIG_DYNAMIC_FTRACE int nr_trampolines; - struct ftrace_hash *notrace_hash; - struct ftrace_hash *filter_hash; + struct ftrace_ops_hash local_hash; + struct ftrace_ops_hash *func_hash; struct ftrace_hash *tramp_hash; - struct mutex regex_lock; unsigned long trampoline; #endif }; diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h index b7ce0c64c6f3..c7e17de732f3 100644 --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h @@ -16,8 +16,6 @@ struct device; */ struct gpio_desc; -#ifdef CONFIG_GPIOLIB - #define GPIOD_FLAGS_BIT_DIR_SET BIT(0) #define GPIOD_FLAGS_BIT_DIR_OUT BIT(1) #define GPIOD_FLAGS_BIT_DIR_VAL BIT(2) @@ -34,6 +32,8 @@ enum gpiod_flags { GPIOD_FLAGS_BIT_DIR_VAL, }; +#ifdef CONFIG_GPIOLIB + /* Acquire and dispose GPIOs */ struct gpio_desc *__must_check __gpiod_get(struct device *dev, const char *con_id, diff --git a/include/linux/i2c.h b/include/linux/i2c.h index ea507665896c..a95efeb53a8b 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -577,16 +577,20 @@ static inline struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node } #endif /* CONFIG_OF */ -#ifdef CONFIG_I2C_ACPI -int acpi_i2c_install_space_handler(struct i2c_adapter *adapter); -void acpi_i2c_remove_space_handler(struct i2c_adapter *adapter); +#ifdef CONFIG_ACPI void acpi_i2c_register_devices(struct i2c_adapter *adap); #else static inline void acpi_i2c_register_devices(struct i2c_adapter *adap) { } +#endif /* CONFIG_ACPI */ + +#ifdef CONFIG_ACPI_I2C_OPREGION +int acpi_i2c_install_space_handler(struct i2c_adapter *adapter); +void acpi_i2c_remove_space_handler(struct i2c_adapter *adapter); +#else static inline void acpi_i2c_remove_space_handler(struct i2c_adapter *adapter) { } static inline int acpi_i2c_install_space_handler(struct i2c_adapter *adapter) { return 0; } -#endif +#endif /* CONFIG_ACPI_I2C_OPREGION */ #endif /* _LINUX_I2C_H */ diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 6ad2bbcad405..6c3e06ee2fb7 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -123,6 +123,7 @@ extern int nfs_wait_on_request(struct nfs_page *); extern void nfs_unlock_request(struct nfs_page *req); extern void nfs_unlock_and_release_request(struct nfs_page *); extern int nfs_page_group_lock(struct nfs_page *, bool); +extern void nfs_page_group_lock_wait(struct nfs_page *); extern void nfs_page_group_unlock(struct nfs_page *); extern bool nfs_page_group_sync_on_bit(struct nfs_page *, unsigned int); diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index e713543336f1..46d188a9947c 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -253,6 +253,7 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * the device whose settings are being modified. * @transfer: adds a message to the controller's transfer queue. * @cleanup: frees controller-specific state + * @can_dma: determine whether this master supports DMA * @queued: whether this master is providing an internal message queue * @kworker: thread struct for message pump * @kworker_task: pointer to task for message pump kworker thread @@ -262,6 +263,7 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * @cur_msg: the currently in-flight message * @cur_msg_prepared: spi_prepare_message was called for the currently * in-flight message + * @cur_msg_mapped: message has been mapped for DMA * @xfer_completion: used by core transfer_one_message() * @busy: message pump is busy * @running: message pump is running @@ -299,6 +301,10 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * @cs_gpios: Array of GPIOs to use as chip select lines; one per CS * number. Any individual value may be -ENOENT for CS lines that * are not GPIOs (driven by the SPI controller itself). + * @dma_tx: DMA transmit channel + * @dma_rx: DMA receive channel + * @dummy_rx: dummy receive buffer for full-duplex devices + * @dummy_tx: dummy transmit buffer for full-duplex devices * * Each SPI master controller can communicate with one or more @spi_device * children. These make a small bus, sharing MOSI, MISO and SCK signals @@ -632,6 +638,7 @@ struct spi_transfer { * addresses for each transfer buffer * @complete: called to report transaction completions * @context: the argument to complete() when it's called + * @frame_length: the total number of bytes in the message * @actual_length: the total number of bytes that were transferred in all * successful segments * @status: zero for success, else negative errno diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index f1afd607f043..11d11bc5c78f 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -703,9 +703,11 @@ __SYSCALL(__NR_renameat2, sys_renameat2) __SYSCALL(__NR_seccomp, sys_seccomp) #define __NR_getrandom 278 __SYSCALL(__NR_getrandom, sys_getrandom) +#define __NR_memfd_create 279 +__SYSCALL(__NR_memfd_create, sys_memfd_create) #undef __NR_syscalls -#define __NR_syscalls 279 +#define __NR_syscalls 280 /* * All syscalls below here should go away really, diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h index 509b2d7a41b7..fea6099608ef 100644 --- a/include/uapi/drm/radeon_drm.h +++ b/include/uapi/drm/radeon_drm.h @@ -944,6 +944,7 @@ struct drm_radeon_cs_chunk { }; /* drm_radeon_cs_reloc.flags */ +#define RADEON_RELOC_PRIO_MASK (0xf << 0) struct drm_radeon_cs_reloc { uint32_t handle; diff --git a/kernel/events/core.c b/kernel/events/core.c index 1cf24b3e42ec..f9c1ed002dbc 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -41,6 +41,7 @@ #include <linux/cgroup.h> #include <linux/module.h> #include <linux/mman.h> +#include <linux/compat.h> #include "internal.h" @@ -3717,6 +3718,26 @@ static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return 0; } +#ifdef CONFIG_COMPAT +static long perf_compat_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + switch (_IOC_NR(cmd)) { + case _IOC_NR(PERF_EVENT_IOC_SET_FILTER): + case _IOC_NR(PERF_EVENT_IOC_ID): + /* Fix up pointer size (usually 4 -> 8 in 32-on-64-bit case */ + if (_IOC_SIZE(cmd) == sizeof(compat_uptr_t)) { + cmd &= ~IOCSIZE_MASK; + cmd |= sizeof(void *) << IOCSIZE_SHIFT; + } + break; + } + return perf_ioctl(file, cmd, arg); +} +#else +# define perf_compat_ioctl NULL +#endif + int perf_event_task_enable(void) { struct perf_event *event; @@ -4222,7 +4243,7 @@ static const struct file_operations perf_fops = { .read = perf_read, .poll = perf_poll, .unlocked_ioctl = perf_ioctl, - .compat_ioctl = perf_ioctl, + .compat_ioctl = perf_compat_ioctl, .mmap = perf_mmap, .fasync = perf_fasync, }; diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 734e9a7d280b..3995f546d0f3 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -1778,7 +1778,18 @@ static int pre_handler_kretprobe(struct kprobe *p, struct pt_regs *regs) unsigned long hash, flags = 0; struct kretprobe_instance *ri; - /*TODO: consider to only swap the RA after the last pre_handler fired */ + /* + * To avoid deadlocks, prohibit return probing in NMI contexts, + * just skip the probe and increase the (inexact) 'nmissed' + * statistical counter, so that the user is informed that + * something happened: + */ + if (unlikely(in_nmi())) { + rp->nmissed++; + return 0; + } + + /* TODO: consider to only swap the RA after the last pre_handler fired */ hash = hash_ptr(current, KPROBE_HASH_BITS); raw_spin_lock_irqsave(&rp->lock, flags); if (!hlist_empty(&rp->free_instances)) { diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 1654b12c891a..5916a8e59e87 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -65,15 +65,21 @@ #define FL_GLOBAL_CONTROL_MASK (FTRACE_OPS_FL_CONTROL) #ifdef CONFIG_DYNAMIC_FTRACE -#define INIT_REGEX_LOCK(opsname) \ - .regex_lock = __MUTEX_INITIALIZER(opsname.regex_lock), +#define INIT_OPS_HASH(opsname) \ + .func_hash = &opsname.local_hash, \ + .local_hash.regex_lock = __MUTEX_INITIALIZER(opsname.local_hash.regex_lock), +#define ASSIGN_OPS_HASH(opsname, val) \ + .func_hash = val, \ + .local_hash.regex_lock = __MUTEX_INITIALIZER(opsname.local_hash.regex_lock), #else -#define INIT_REGEX_LOCK(opsname) +#define INIT_OPS_HASH(opsname) +#define ASSIGN_OPS_HASH(opsname, val) #endif static struct ftrace_ops ftrace_list_end __read_mostly = { .func = ftrace_stub, .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_STUB, + INIT_OPS_HASH(ftrace_list_end) }; /* ftrace_enabled is a method to turn ftrace on or off */ @@ -140,7 +146,8 @@ static inline void ftrace_ops_init(struct ftrace_ops *ops) { #ifdef CONFIG_DYNAMIC_FTRACE if (!(ops->flags & FTRACE_OPS_FL_INITIALIZED)) { - mutex_init(&ops->regex_lock); + mutex_init(&ops->local_hash.regex_lock); + ops->func_hash = &ops->local_hash; ops->flags |= FTRACE_OPS_FL_INITIALIZED; } #endif @@ -899,7 +906,7 @@ static void unregister_ftrace_profiler(void) static struct ftrace_ops ftrace_profile_ops __read_mostly = { .func = function_profile_call, .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_INITIALIZED, - INIT_REGEX_LOCK(ftrace_profile_ops) + INIT_OPS_HASH(ftrace_profile_ops) }; static int register_ftrace_profiler(void) @@ -1081,11 +1088,12 @@ static const struct ftrace_hash empty_hash = { #define EMPTY_HASH ((struct ftrace_hash *)&empty_hash) static struct ftrace_ops global_ops = { - .func = ftrace_stub, - .notrace_hash = EMPTY_HASH, - .filter_hash = EMPTY_HASH, - .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_INITIALIZED, - INIT_REGEX_LOCK(global_ops) + .func = ftrace_stub, + .local_hash.notrace_hash = EMPTY_HASH, + .local_hash.filter_hash = EMPTY_HASH, + INIT_OPS_HASH(global_ops) + .flags = FTRACE_OPS_FL_RECURSION_SAFE | + FTRACE_OPS_FL_INITIALIZED, }; struct ftrace_page { @@ -1226,8 +1234,8 @@ static void free_ftrace_hash_rcu(struct ftrace_hash *hash) void ftrace_free_filter(struct ftrace_ops *ops) { ftrace_ops_init(ops); - free_ftrace_hash(ops->filter_hash); - free_ftrace_hash(ops->notrace_hash); + free_ftrace_hash(ops->func_hash->filter_hash); + free_ftrace_hash(ops->func_hash->notrace_hash); } static struct ftrace_hash *alloc_ftrace_hash(int size_bits) @@ -1288,9 +1296,9 @@ alloc_and_copy_ftrace_hash(int size_bits, struct ftrace_hash *hash) } static void -ftrace_hash_rec_disable(struct ftrace_ops *ops, int filter_hash); +ftrace_hash_rec_disable_modify(struct ftrace_ops *ops, int filter_hash); static void -ftrace_hash_rec_enable(struct ftrace_ops *ops, int filter_hash); +ftrace_hash_rec_enable_modify(struct ftrace_ops *ops, int filter_hash); static int ftrace_hash_move(struct ftrace_ops *ops, int enable, @@ -1342,13 +1350,13 @@ update: * Remove the current set, update the hash and add * them back. */ - ftrace_hash_rec_disable(ops, enable); + ftrace_hash_rec_disable_modify(ops, enable); old_hash = *dst; rcu_assign_pointer(*dst, new_hash); free_ftrace_hash_rcu(old_hash); - ftrace_hash_rec_enable(ops, enable); + ftrace_hash_rec_enable_modify(ops, enable); return 0; } @@ -1382,8 +1390,8 @@ ftrace_ops_test(struct ftrace_ops *ops, unsigned long ip, void *regs) return 0; #endif - filter_hash = rcu_dereference_raw_notrace(ops->filter_hash); - notrace_hash = rcu_dereference_raw_notrace(ops->notrace_hash); + filter_hash = rcu_dereference_raw_notrace(ops->func_hash->filter_hash); + notrace_hash = rcu_dereference_raw_notrace(ops->func_hash->notrace_hash); if ((ftrace_hash_empty(filter_hash) || ftrace_lookup_ip(filter_hash, ip)) && @@ -1503,25 +1511,38 @@ static bool test_rec_ops_needs_regs(struct dyn_ftrace *rec) static void ftrace_remove_tramp(struct ftrace_ops *ops, struct dyn_ftrace *rec) { - struct ftrace_func_entry *entry; - - entry = ftrace_lookup_ip(ops->tramp_hash, rec->ip); - if (!entry) + /* If TRAMP is not set, no ops should have a trampoline for this */ + if (!(rec->flags & FTRACE_FL_TRAMP)) return; + rec->flags &= ~FTRACE_FL_TRAMP; + + if ((!ftrace_hash_empty(ops->func_hash->filter_hash) && + !ftrace_lookup_ip(ops->func_hash->filter_hash, rec->ip)) || + ftrace_lookup_ip(ops->func_hash->notrace_hash, rec->ip)) + return; /* * The tramp_hash entry will be removed at time * of update. */ ops->nr_trampolines--; - rec->flags &= ~FTRACE_FL_TRAMP; } -static void ftrace_clear_tramps(struct dyn_ftrace *rec) +static void ftrace_clear_tramps(struct dyn_ftrace *rec, struct ftrace_ops *ops) { struct ftrace_ops *op; + /* If TRAMP is not set, no ops should have a trampoline for this */ + if (!(rec->flags & FTRACE_FL_TRAMP)) + return; + do_for_each_ftrace_op(op, ftrace_ops_list) { + /* + * This function is called to clear other tramps + * not the one that is being updated. + */ + if (op == ops) + continue; if (op->nr_trampolines) ftrace_remove_tramp(op, rec); } while_for_each_ftrace_op(op); @@ -1554,14 +1575,14 @@ static void __ftrace_hash_rec_update(struct ftrace_ops *ops, * gets inversed. */ if (filter_hash) { - hash = ops->filter_hash; - other_hash = ops->notrace_hash; + hash = ops->func_hash->filter_hash; + other_hash = ops->func_hash->notrace_hash; if (ftrace_hash_empty(hash)) all = 1; } else { inc = !inc; - hash = ops->notrace_hash; - other_hash = ops->filter_hash; + hash = ops->func_hash->notrace_hash; + other_hash = ops->func_hash->filter_hash; /* * If the notrace hash has no items, * then there's nothing to do. @@ -1622,13 +1643,10 @@ static void __ftrace_hash_rec_update(struct ftrace_ops *ops, /* * If we are adding another function callback * to this function, and the previous had a - * trampoline used, then we need to go back to - * the default trampoline. + * custom trampoline in use, then we need to go + * back to the default trampoline. */ - rec->flags &= ~FTRACE_FL_TRAMP; - - /* remove trampolines from any ops for this rec */ - ftrace_clear_tramps(rec); + ftrace_clear_tramps(rec, ops); } /* @@ -1682,6 +1700,41 @@ static void ftrace_hash_rec_enable(struct ftrace_ops *ops, __ftrace_hash_rec_update(ops, filter_hash, 1); } +static void ftrace_hash_rec_update_modify(struct ftrace_ops *ops, + int filter_hash, int inc) +{ + struct ftrace_ops *op; + + __ftrace_hash_rec_update(ops, filter_hash, inc); + + if (ops->func_hash != &global_ops.local_hash) + return; + + /* + * If the ops shares the global_ops hash, then we need to update + * all ops that are enabled and use this hash. + */ + do_for_each_ftrace_op(op, ftrace_ops_list) { + /* Already done */ + if (op == ops) + continue; + if (op->func_hash == &global_ops.local_hash) + __ftrace_hash_rec_update(op, filter_hash, inc); + } while_for_each_ftrace_op(op); +} + +static void ftrace_hash_rec_disable_modify(struct ftrace_ops *ops, + int filter_hash) +{ + ftrace_hash_rec_update_modify(ops, filter_hash, 0); +} + +static void ftrace_hash_rec_enable_modify(struct ftrace_ops *ops, + int filter_hash) +{ + ftrace_hash_rec_update_modify(ops, filter_hash, 1); +} + static void print_ip_ins(const char *fmt, unsigned char *p) { int i; @@ -1896,8 +1949,8 @@ unsigned long ftrace_get_addr_new(struct dyn_ftrace *rec) if (rec->flags & FTRACE_FL_TRAMP) { ops = ftrace_find_tramp_ops_new(rec); if (FTRACE_WARN_ON(!ops || !ops->trampoline)) { - pr_warning("Bad trampoline accounting at: %p (%pS)\n", - (void *)rec->ip, (void *)rec->ip); + pr_warn("Bad trampoline accounting at: %p (%pS) (%lx)\n", + (void *)rec->ip, (void *)rec->ip, rec->flags); /* Ftrace is shutting down, return anything */ return (unsigned long)FTRACE_ADDR; } @@ -1964,7 +2017,7 @@ __ftrace_replace_code(struct dyn_ftrace *rec, int enable) return ftrace_make_call(rec, ftrace_addr); case FTRACE_UPDATE_MAKE_NOP: - return ftrace_make_nop(NULL, rec, ftrace_addr); + return ftrace_make_nop(NULL, rec, ftrace_old_addr); case FTRACE_UPDATE_MODIFY_CALL: return ftrace_modify_call(rec, ftrace_old_addr, ftrace_addr); @@ -2227,7 +2280,10 @@ static int ftrace_save_ops_tramp_hash(struct ftrace_ops *ops) } while_for_each_ftrace_rec(); /* The number of recs in the hash must match nr_trampolines */ - FTRACE_WARN_ON(ops->tramp_hash->count != ops->nr_trampolines); + if (FTRACE_WARN_ON(ops->tramp_hash->count != ops->nr_trampolines)) + pr_warn("count=%ld trampolines=%d\n", + ops->tramp_hash->count, + ops->nr_trampolines); return 0; } @@ -2436,8 +2492,8 @@ static inline int ops_traces_mod(struct ftrace_ops *ops) * Filter_hash being empty will default to trace module. * But notrace hash requires a test of individual module functions. */ - return ftrace_hash_empty(ops->filter_hash) && - ftrace_hash_empty(ops->notrace_hash); + return ftrace_hash_empty(ops->func_hash->filter_hash) && + ftrace_hash_empty(ops->func_hash->notrace_hash); } /* @@ -2459,12 +2515,12 @@ ops_references_rec(struct ftrace_ops *ops, struct dyn_ftrace *rec) return 0; /* The function must be in the filter */ - if (!ftrace_hash_empty(ops->filter_hash) && - !ftrace_lookup_ip(ops->filter_hash, rec->ip)) + if (!ftrace_hash_empty(ops->func_hash->filter_hash) && + !ftrace_lookup_ip(ops->func_hash->filter_hash, rec->ip)) return 0; /* If in notrace hash, we ignore it too */ - if (ftrace_lookup_ip(ops->notrace_hash, rec->ip)) + if (ftrace_lookup_ip(ops->func_hash->notrace_hash, rec->ip)) return 0; return 1; @@ -2785,10 +2841,10 @@ t_next(struct seq_file *m, void *v, loff_t *pos) } else { rec = &iter->pg->records[iter->idx++]; if (((iter->flags & FTRACE_ITER_FILTER) && - !(ftrace_lookup_ip(ops->filter_hash, rec->ip))) || + !(ftrace_lookup_ip(ops->func_hash->filter_hash, rec->ip))) || ((iter->flags & FTRACE_ITER_NOTRACE) && - !ftrace_lookup_ip(ops->notrace_hash, rec->ip)) || + !ftrace_lookup_ip(ops->func_hash->notrace_hash, rec->ip)) || ((iter->flags & FTRACE_ITER_ENABLED) && !(rec->flags & FTRACE_FL_ENABLED))) { @@ -2837,9 +2893,9 @@ static void *t_start(struct seq_file *m, loff_t *pos) * functions are enabled. */ if ((iter->flags & FTRACE_ITER_FILTER && - ftrace_hash_empty(ops->filter_hash)) || + ftrace_hash_empty(ops->func_hash->filter_hash)) || (iter->flags & FTRACE_ITER_NOTRACE && - ftrace_hash_empty(ops->notrace_hash))) { + ftrace_hash_empty(ops->func_hash->notrace_hash))) { if (*pos > 0) return t_hash_start(m, pos); iter->flags |= FTRACE_ITER_PRINTALL; @@ -3001,12 +3057,12 @@ ftrace_regex_open(struct ftrace_ops *ops, int flag, iter->ops = ops; iter->flags = flag; - mutex_lock(&ops->regex_lock); + mutex_lock(&ops->func_hash->regex_lock); if (flag & FTRACE_ITER_NOTRACE) - hash = ops->notrace_hash; + hash = ops->func_hash->notrace_hash; else - hash = ops->filter_hash; + hash = ops->func_hash->filter_hash; if (file->f_mode & FMODE_WRITE) { const int size_bits = FTRACE_HASH_DEFAULT_BITS; @@ -3041,7 +3097,7 @@ ftrace_regex_open(struct ftrace_ops *ops, int flag, file->private_data = iter; out_unlock: - mutex_unlock(&ops->regex_lock); + mutex_unlock(&ops->func_hash->regex_lock); return ret; } @@ -3279,7 +3335,7 @@ static struct ftrace_ops trace_probe_ops __read_mostly = { .func = function_trace_probe_call, .flags = FTRACE_OPS_FL_INITIALIZED, - INIT_REGEX_LOCK(trace_probe_ops) + INIT_OPS_HASH(trace_probe_ops) }; static int ftrace_probe_registered; @@ -3342,7 +3398,7 @@ register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, void *data) { struct ftrace_func_probe *entry; - struct ftrace_hash **orig_hash = &trace_probe_ops.filter_hash; + struct ftrace_hash **orig_hash = &trace_probe_ops.func_hash->filter_hash; struct ftrace_hash *hash; struct ftrace_page *pg; struct dyn_ftrace *rec; @@ -3359,7 +3415,7 @@ register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, if (WARN_ON(not)) return -EINVAL; - mutex_lock(&trace_probe_ops.regex_lock); + mutex_lock(&trace_probe_ops.func_hash->regex_lock); hash = alloc_and_copy_ftrace_hash(FTRACE_HASH_DEFAULT_BITS, *orig_hash); if (!hash) { @@ -3428,7 +3484,7 @@ register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, out_unlock: mutex_unlock(&ftrace_lock); out: - mutex_unlock(&trace_probe_ops.regex_lock); + mutex_unlock(&trace_probe_ops.func_hash->regex_lock); free_ftrace_hash(hash); return count; @@ -3446,7 +3502,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, struct ftrace_func_entry *rec_entry; struct ftrace_func_probe *entry; struct ftrace_func_probe *p; - struct ftrace_hash **orig_hash = &trace_probe_ops.filter_hash; + struct ftrace_hash **orig_hash = &trace_probe_ops.func_hash->filter_hash; struct list_head free_list; struct ftrace_hash *hash; struct hlist_node *tmp; @@ -3468,7 +3524,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, return; } - mutex_lock(&trace_probe_ops.regex_lock); + mutex_lock(&trace_probe_ops.func_hash->regex_lock); hash = alloc_and_copy_ftrace_hash(FTRACE_HASH_DEFAULT_BITS, *orig_hash); if (!hash) @@ -3521,7 +3577,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, mutex_unlock(&ftrace_lock); out_unlock: - mutex_unlock(&trace_probe_ops.regex_lock); + mutex_unlock(&trace_probe_ops.func_hash->regex_lock); free_ftrace_hash(hash); } @@ -3717,12 +3773,12 @@ ftrace_set_hash(struct ftrace_ops *ops, unsigned char *buf, int len, if (unlikely(ftrace_disabled)) return -ENODEV; - mutex_lock(&ops->regex_lock); + mutex_lock(&ops->func_hash->regex_lock); if (enable) - orig_hash = &ops->filter_hash; + orig_hash = &ops->func_hash->filter_hash; else - orig_hash = &ops->notrace_hash; + orig_hash = &ops->func_hash->notrace_hash; if (reset) hash = alloc_ftrace_hash(FTRACE_HASH_DEFAULT_BITS); @@ -3752,7 +3808,7 @@ ftrace_set_hash(struct ftrace_ops *ops, unsigned char *buf, int len, mutex_unlock(&ftrace_lock); out_regex_unlock: - mutex_unlock(&ops->regex_lock); + mutex_unlock(&ops->func_hash->regex_lock); free_ftrace_hash(hash); return ret; @@ -3975,15 +4031,15 @@ int ftrace_regex_release(struct inode *inode, struct file *file) trace_parser_put(parser); - mutex_lock(&iter->ops->regex_lock); + mutex_lock(&iter->ops->func_hash->regex_lock); if (file->f_mode & FMODE_WRITE) { filter_hash = !!(iter->flags & FTRACE_ITER_FILTER); if (filter_hash) - orig_hash = &iter->ops->filter_hash; + orig_hash = &iter->ops->func_hash->filter_hash; else - orig_hash = &iter->ops->notrace_hash; + orig_hash = &iter->ops->func_hash->notrace_hash; mutex_lock(&ftrace_lock); ret = ftrace_hash_move(iter->ops, filter_hash, @@ -3994,7 +4050,7 @@ int ftrace_regex_release(struct inode *inode, struct file *file) mutex_unlock(&ftrace_lock); } - mutex_unlock(&iter->ops->regex_lock); + mutex_unlock(&iter->ops->func_hash->regex_lock); free_ftrace_hash(iter->hash); kfree(iter); @@ -4611,7 +4667,6 @@ void __init ftrace_init(void) static struct ftrace_ops global_ops = { .func = ftrace_stub, .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_INITIALIZED, - INIT_REGEX_LOCK(global_ops) }; static int __init ftrace_nodyn_init(void) @@ -4713,7 +4768,7 @@ ftrace_ops_control_func(unsigned long ip, unsigned long parent_ip, static struct ftrace_ops control_ops = { .func = ftrace_ops_control_func, .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_INITIALIZED, - INIT_REGEX_LOCK(control_ops) + INIT_OPS_HASH(control_ops) }; static inline void @@ -5145,6 +5200,17 @@ ftrace_enable_sysctl(struct ctl_table *table, int write, #ifdef CONFIG_FUNCTION_GRAPH_TRACER +static struct ftrace_ops graph_ops = { + .func = ftrace_stub, + .flags = FTRACE_OPS_FL_RECURSION_SAFE | + FTRACE_OPS_FL_INITIALIZED | + FTRACE_OPS_FL_STUB, +#ifdef FTRACE_GRAPH_TRAMP_ADDR + .trampoline = FTRACE_GRAPH_TRAMP_ADDR, +#endif + ASSIGN_OPS_HASH(graph_ops, &global_ops.local_hash) +}; + static int ftrace_graph_active; int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace) @@ -5307,12 +5373,28 @@ static int ftrace_graph_entry_test(struct ftrace_graph_ent *trace) */ static void update_function_graph_func(void) { - if (ftrace_ops_list == &ftrace_list_end || - (ftrace_ops_list == &global_ops && - global_ops.next == &ftrace_list_end)) - ftrace_graph_entry = __ftrace_graph_entry; - else + struct ftrace_ops *op; + bool do_test = false; + + /* + * The graph and global ops share the same set of functions + * to test. If any other ops is on the list, then + * the graph tracing needs to test if its the function + * it should call. + */ + do_for_each_ftrace_op(op, ftrace_ops_list) { + if (op != &global_ops && op != &graph_ops && + op != &ftrace_list_end) { + do_test = true; + /* in double loop, break out with goto */ + goto out; + } + } while_for_each_ftrace_op(op); + out: + if (do_test) ftrace_graph_entry = ftrace_graph_entry_test; + else + ftrace_graph_entry = __ftrace_graph_entry; } static struct notifier_block ftrace_suspend_notifier = { @@ -5353,16 +5435,7 @@ int register_ftrace_graph(trace_func_graph_ret_t retfunc, ftrace_graph_entry = ftrace_graph_entry_test; update_function_graph_func(); - /* Function graph doesn't use the .func field of global_ops */ - global_ops.flags |= FTRACE_OPS_FL_STUB; - -#ifdef CONFIG_DYNAMIC_FTRACE - /* Optimize function graph calling (if implemented by arch) */ - if (FTRACE_GRAPH_TRAMP_ADDR != 0) - global_ops.trampoline = FTRACE_GRAPH_TRAMP_ADDR; -#endif - - ret = ftrace_startup(&global_ops, FTRACE_START_FUNC_RET); + ret = ftrace_startup(&graph_ops, FTRACE_START_FUNC_RET); out: mutex_unlock(&ftrace_lock); @@ -5380,12 +5453,7 @@ void unregister_ftrace_graph(void) ftrace_graph_return = (trace_func_graph_ret_t)ftrace_stub; ftrace_graph_entry = ftrace_graph_entry_stub; __ftrace_graph_entry = ftrace_graph_entry_stub; - ftrace_shutdown(&global_ops, FTRACE_STOP_FUNC_RET); - global_ops.flags &= ~FTRACE_OPS_FL_STUB; -#ifdef CONFIG_DYNAMIC_FTRACE - if (FTRACE_GRAPH_TRAMP_ADDR != 0) - global_ops.trampoline = 0; -#endif + ftrace_shutdown(&graph_ops, FTRACE_STOP_FUNC_RET); unregister_pm_notifier(&ftrace_suspend_notifier); unregister_trace_sched_switch(ftrace_graph_probe_sched_switch, NULL); diff --git a/net/atm/lec.c b/net/atm/lec.c index e4853b50cf40..4b98f897044a 100644 --- a/net/atm/lec.c +++ b/net/atm/lec.c @@ -410,9 +410,11 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb) priv->lane2_ops = NULL; if (priv->lane_version > 1) priv->lane2_ops = &lane2_ops; + rtnl_lock(); if (dev_set_mtu(dev, mesg->content.config.mtu)) pr_info("%s: change_mtu to %d failed\n", dev->name, mesg->content.config.mtu); + rtnl_unlock(); priv->is_proxy = mesg->content.config.is_proxy; break; case l_flush_tran_id: diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c index 52c43f904220..fc1835c6bb40 100644 --- a/net/batman-adv/fragmentation.c +++ b/net/batman-adv/fragmentation.c @@ -188,7 +188,7 @@ static bool batadv_frag_insert_packet(struct batadv_orig_node *orig_node, /* Reached the end of the list, so insert after 'frag_entry_last'. */ if (likely(frag_entry_last)) { - hlist_add_behind(&frag_entry_last->list, &frag_entry_new->list); + hlist_add_behind(&frag_entry_new->list, &frag_entry_last->list); chain->size += skb->len - hdr_size; chain->timestamp = jiffies; ret = true; diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index cb4459bd1d29..76b7f5ee8f4c 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -643,7 +643,7 @@ static int fib6_commit_metrics(struct dst_entry *dst, if (dst->flags & DST_HOST) { mp = dst_metrics_write_ptr(dst); } else { - mp = kzalloc(sizeof(u32) * RTAX_MAX, GFP_KERNEL); + mp = kzalloc(sizeof(u32) * RTAX_MAX, GFP_ATOMIC); if (!mp) return -ENOMEM; dst_init_metrics(dst, mp, 0); diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 6d537f03c0ba..0375009ddc0d 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -1444,7 +1444,7 @@ ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) list_del(&sdata->reserved_chanctx_list); list_move(&sdata->assigned_chanctx_list, - &new_ctx->assigned_vifs); + &ctx->assigned_vifs); sdata->reserved_chanctx = NULL; ieee80211_vif_chanctx_reservation_complete(sdata); diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c index fe5cda0deb39..5231652a95d9 100644 --- a/net/openvswitch/actions.c +++ b/net/openvswitch/actions.c @@ -42,6 +42,9 @@ static int do_execute_actions(struct datapath *dp, struct sk_buff *skb, static int make_writable(struct sk_buff *skb, int write_len) { + if (!pskb_may_pull(skb, write_len)) + return -ENOMEM; + if (!skb_cloned(skb) || skb_clone_writable(skb, write_len)) return 0; @@ -70,6 +73,8 @@ static int __pop_vlan_tci(struct sk_buff *skb, __be16 *current_tci) vlan_set_encap_proto(skb, vhdr); skb->mac_header += VLAN_HLEN; + if (skb_network_offset(skb) < ETH_HLEN) + skb_set_network_header(skb, ETH_HLEN); skb_reset_mac_len(skb); return 0; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 8d9f8042705a..93896d2092f6 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -632,6 +632,7 @@ static void init_prb_bdqc(struct packet_sock *po, p1->tov_in_jiffies = msecs_to_jiffies(p1->retire_blk_tov); p1->blk_sizeof_priv = req_u->req3.tp_sizeof_priv; + p1->max_frame_len = p1->kblk_size - BLK_PLUS_PRIV(p1->blk_sizeof_priv); prb_init_ft_ops(p1, req_u); prb_setup_retire_blk_timer(po, tx_ring); prb_open_block(p1, pbd); @@ -1942,6 +1943,18 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, if ((int)snaplen < 0) snaplen = 0; } + } else if (unlikely(macoff + snaplen > + GET_PBDQC_FROM_RB(&po->rx_ring)->max_frame_len)) { + u32 nval; + + nval = GET_PBDQC_FROM_RB(&po->rx_ring)->max_frame_len - macoff; + pr_err_once("tpacket_rcv: packet too big, clamped from %u to %u. macoff=%u\n", + snaplen, nval, macoff); + snaplen = nval; + if (unlikely((int)snaplen < 0)) { + snaplen = 0; + macoff = GET_PBDQC_FROM_RB(&po->rx_ring)->max_frame_len; + } } spin_lock(&sk->sk_receive_queue.lock); h.raw = packet_current_rx_frame(po, skb, @@ -3783,6 +3796,10 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, goto out; if (unlikely(req->tp_block_size & (PAGE_SIZE - 1))) goto out; + if (po->tp_version >= TPACKET_V3 && + (int)(req->tp_block_size - + BLK_PLUS_PRIV(req_u->req3.tp_sizeof_priv)) <= 0) + goto out; if (unlikely(req->tp_frame_size < po->tp_hdrlen + po->tp_reserve)) goto out; diff --git a/net/packet/internal.h b/net/packet/internal.h index eb9580a6b25f..cdddf6a30399 100644 --- a/net/packet/internal.h +++ b/net/packet/internal.h @@ -29,6 +29,7 @@ struct tpacket_kbdq_core { char *pkblk_start; char *pkblk_end; int kblk_size; + unsigned int max_frame_len; unsigned int knum_blocks; uint64_t knxt_seq_num; char *prev; diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index ead526467cca..762a04bb8f6d 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -159,7 +159,6 @@ struct cbq_sched_data { struct cbq_class *tx_borrowed; int tx_len; psched_time_t now; /* Cached timestamp */ - psched_time_t now_rt; /* Cached real time */ unsigned int pmask; struct hrtimer delay_timer; @@ -353,12 +352,7 @@ cbq_mark_toplevel(struct cbq_sched_data *q, struct cbq_class *cl) int toplevel = q->toplevel; if (toplevel > cl->level && !(qdisc_is_throttled(cl->q))) { - psched_time_t now; - psched_tdiff_t incr; - - now = psched_get_time(); - incr = now - q->now_rt; - now = q->now + incr; + psched_time_t now = psched_get_time(); do { if (cl->undertime < now) { @@ -700,8 +694,13 @@ cbq_update(struct cbq_sched_data *q) struct cbq_class *this = q->tx_class; struct cbq_class *cl = this; int len = q->tx_len; + psched_time_t now; q->tx_class = NULL; + /* Time integrator. We calculate EOS time + * by adding expected packet transmission time. + */ + now = q->now + L2T(&q->link, len); for ( ; cl; cl = cl->share) { long avgidle = cl->avgidle; @@ -717,7 +716,7 @@ cbq_update(struct cbq_sched_data *q) * idle = (now - last) - last_pktlen/rate */ - idle = q->now - cl->last; + idle = now - cl->last; if ((unsigned long)idle > 128*1024*1024) { avgidle = cl->maxidle; } else { @@ -761,7 +760,7 @@ cbq_update(struct cbq_sched_data *q) idle -= L2T(&q->link, len); idle += L2T(cl, len); - cl->undertime = q->now + idle; + cl->undertime = now + idle; } else { /* Underlimit */ @@ -771,7 +770,8 @@ cbq_update(struct cbq_sched_data *q) else cl->avgidle = avgidle; } - cl->last = q->now; + if ((s64)(now - cl->last) > 0) + cl->last = now; } cbq_update_toplevel(q, this, q->tx_borrowed); @@ -943,31 +943,13 @@ cbq_dequeue(struct Qdisc *sch) struct sk_buff *skb; struct cbq_sched_data *q = qdisc_priv(sch); psched_time_t now; - psched_tdiff_t incr; now = psched_get_time(); - incr = now - q->now_rt; - - if (q->tx_class) { - psched_tdiff_t incr2; - /* Time integrator. We calculate EOS time - * by adding expected packet transmission time. - * If real time is greater, we warp artificial clock, - * so that: - * - * cbq_time = max(real_time, work); - */ - incr2 = L2T(&q->link, q->tx_len); - q->now += incr2; + + if (q->tx_class) cbq_update(q); - if ((incr -= incr2) < 0) - incr = 0; - q->now += incr; - } else { - if (now > q->now) - q->now = now; - } - q->now_rt = now; + + q->now = now; for (;;) { q->wd_expires = 0; @@ -1223,7 +1205,6 @@ cbq_reset(struct Qdisc *sch) hrtimer_cancel(&q->delay_timer); q->toplevel = TC_CBQ_MAXLEVEL; q->now = psched_get_time(); - q->now_rt = q->now; for (prio = 0; prio <= TC_CBQ_MAXPRIO; prio++) q->active[prio] = NULL; @@ -1407,7 +1388,6 @@ static int cbq_init(struct Qdisc *sch, struct nlattr *opt) q->delay_timer.function = cbq_undelay; q->toplevel = TC_CBQ_MAXLEVEL; q->now = psched_get_time(); - q->now_rt = q->now; cbq_link_class(&q->link); diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 06a9ee6b2d3a..a88b8524846e 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -813,6 +813,7 @@ void sctp_assoc_control_transport(struct sctp_association *asoc, else { dst_release(transport->dst); transport->dst = NULL; + ulp_notify = false; } spc_state = SCTP_ADDR_UNREACHABLE; @@ -1244,7 +1245,7 @@ static struct sctp_transport *sctp_trans_elect_best(struct sctp_transport *curr, { u8 score_curr, score_best; - if (best == NULL) + if (best == NULL || curr == best) return curr; score_curr = sctp_trans_score(curr); @@ -1355,14 +1356,11 @@ static void sctp_select_active_and_retran_path(struct sctp_association *asoc) trans_sec = trans_pri; /* If we failed to find a usable transport, just camp on the - * primary or retran, even if they are inactive, if possible - * pick a PF iff it's the better choice. + * active or pick a PF iff it's the better choice. */ if (trans_pri == NULL) { - trans_pri = sctp_trans_elect_best(asoc->peer.primary_path, - asoc->peer.retran_path); - trans_pri = sctp_trans_elect_best(trans_pri, trans_pf); - trans_sec = asoc->peer.primary_path; + trans_pri = sctp_trans_elect_best(asoc->peer.active_path, trans_pf); + trans_sec = trans_pri; } /* Set the active and retran transports. */ diff --git a/net/tipc/port.h b/net/tipc/port.h index 3f93454592b6..3087da39ee47 100644 --- a/net/tipc/port.h +++ b/net/tipc/port.h @@ -179,9 +179,12 @@ static inline int tipc_port_importance(struct tipc_port *port) return msg_importance(&port->phdr); } -static inline void tipc_port_set_importance(struct tipc_port *port, int imp) +static inline int tipc_port_set_importance(struct tipc_port *port, int imp) { + if (imp > TIPC_CRITICAL_IMPORTANCE) + return -EINVAL; msg_set_importance(&port->phdr, (u32)imp); + return 0; } #endif diff --git a/net/tipc/socket.c b/net/tipc/socket.c index 7d423ee10897..ff8c8118d56e 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -1973,7 +1973,7 @@ static int tipc_setsockopt(struct socket *sock, int lvl, int opt, switch (opt) { case TIPC_IMPORTANCE: - tipc_port_set_importance(port, value); + res = tipc_port_set_importance(port, value); break; case TIPC_SRC_DROPPABLE: if (sock->type != SOCK_STREAM) diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 36badba2dcec..99d7d7fecaad 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -50,6 +50,8 @@ MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info"); #define is_haswell_plus(codec) (is_haswell(codec) || is_broadwell(codec)) #define is_valleyview(codec) ((codec)->vendor_id == 0x80862882) +#define is_cherryview(codec) ((codec)->vendor_id == 0x80862883) +#define is_valleyview_plus(codec) (is_valleyview(codec) || is_cherryview(codec)) struct hdmi_spec_per_cvt { hda_nid_t cvt_nid; @@ -1459,7 +1461,7 @@ static int hdmi_pcm_open(struct hda_pcm_stream *hinfo, mux_idx); /* configure unused pins to choose other converters */ - if (is_haswell_plus(codec) || is_valleyview(codec)) + if (is_haswell_plus(codec) || is_valleyview_plus(codec)) intel_not_share_assigned_cvt(codec, per_pin->pin_nid, mux_idx); snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid); @@ -1598,7 +1600,8 @@ static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll) * and this can make HW reset converter selection on a pin. */ if (eld->eld_valid && !old_eld_valid && per_pin->setup) { - if (is_haswell_plus(codec) || is_valleyview(codec)) { + if (is_haswell_plus(codec) || + is_valleyview_plus(codec)) { intel_verify_pin_cvt_connect(codec, per_pin); intel_not_share_assigned_cvt(codec, pin_nid, per_pin->mux_idx); @@ -1779,7 +1782,7 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo, bool non_pcm; int pinctl; - if (is_haswell_plus(codec) || is_valleyview(codec)) { + if (is_haswell_plus(codec) || is_valleyview_plus(codec)) { /* Verify pin:cvt selections to avoid silent audio after S3. * After S3, the audio driver restores pin:cvt selections * but this can happen before gfx is ready and such selection @@ -2330,9 +2333,8 @@ static int patch_generic_hdmi(struct hda_codec *codec) intel_haswell_fixup_enable_dp12(codec); } - if (is_haswell(codec) || is_valleyview(codec)) { + if (is_haswell_plus(codec) || is_valleyview_plus(codec)) codec->depop_delay = 0; - } if (hdmi_parse_codec(codec) < 0) { codec->spec = NULL; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 6b38ec3c6e57..d71270a3f73f 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -181,6 +181,8 @@ static void alc_fix_pll(struct hda_codec *codec) spec->pll_coef_idx); val = snd_hda_codec_read(codec, spec->pll_nid, 0, AC_VERB_GET_PROC_COEF, 0); + if (val == -1) + return; snd_hda_codec_write(codec, spec->pll_nid, 0, AC_VERB_SET_COEF_INDEX, spec->pll_coef_idx); snd_hda_codec_write(codec, spec->pll_nid, 0, AC_VERB_SET_PROC_COEF, @@ -2806,6 +2808,8 @@ static void alc286_shutup(struct hda_codec *codec) static void alc269vb_toggle_power_output(struct hda_codec *codec, int power_up) { int val = alc_read_coef_idx(codec, 0x04); + if (val == -1) + return; if (power_up) val |= 1 << 11; else @@ -3264,6 +3268,15 @@ static int alc269_resume(struct hda_codec *codec) snd_hda_codec_resume_cache(codec); alc_inv_dmic_sync(codec, true); hda_call_check_power_status(codec, 0x01); + + /* on some machine, the BIOS will clear the codec gpio data when enter + * suspend, and won't restore the data after resume, so we restore it + * in the driver. + */ + if (spec->gpio_led) + snd_hda_codec_write(codec, codec->afg, 0, AC_VERB_SET_GPIO_DATA, + spec->gpio_led); + if (spec->has_alc5505_dsp) alc5505_dsp_resume(codec); @@ -5311,27 +5324,30 @@ static void alc269_fill_coef(struct hda_codec *codec) if ((alc_get_coef0(codec) & 0x00ff) == 0x017) { val = alc_read_coef_idx(codec, 0x04); /* Power up output pin */ - alc_write_coef_idx(codec, 0x04, val | (1<<11)); + if (val != -1) + alc_write_coef_idx(codec, 0x04, val | (1<<11)); } if ((alc_get_coef0(codec) & 0x00ff) == 0x018) { val = alc_read_coef_idx(codec, 0xd); - if ((val & 0x0c00) >> 10 != 0x1) { + if (val != -1 && (val & 0x0c00) >> 10 != 0x1) { /* Capless ramp up clock control */ alc_write_coef_idx(codec, 0xd, val | (1<<10)); } val = alc_read_coef_idx(codec, 0x17); - if ((val & 0x01c0) >> 6 != 0x4) { + if (val != -1 && (val & 0x01c0) >> 6 != 0x4) { /* Class D power on reset */ alc_write_coef_idx(codec, 0x17, val | (1<<7)); } } val = alc_read_coef_idx(codec, 0xd); /* Class D */ - alc_write_coef_idx(codec, 0xd, val | (1<<14)); + if (val != -1) + alc_write_coef_idx(codec, 0xd, val | (1<<14)); val = alc_read_coef_idx(codec, 0x4); /* HP */ - alc_write_coef_idx(codec, 0x4, val | (1<<11)); + if (val != -1) + alc_write_coef_idx(codec, 0x4, val | (1<<11)); } /* diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c index bd41ee4da078..2c71f16bd661 100644 --- a/sound/soc/codecs/arizona.c +++ b/sound/soc/codecs/arizona.c @@ -1278,6 +1278,8 @@ static int arizona_hw_params(struct snd_pcm_substream *substream, else rates = &arizona_48k_bclk_rates[0]; + wl = snd_pcm_format_width(params_format(params)); + if (tdm_slots) { arizona_aif_dbg(dai, "Configuring for %d %d bit TDM slots\n", tdm_slots, tdm_width); @@ -1285,6 +1287,7 @@ static int arizona_hw_params(struct snd_pcm_substream *substream, channels = tdm_slots; } else { bclk_target = snd_soc_params_to_bclk(params); + tdm_width = wl; } if (chan_limit && chan_limit < channels) { @@ -1319,8 +1322,7 @@ static int arizona_hw_params(struct snd_pcm_substream *substream, arizona_aif_dbg(dai, "BCLK %dHz LRCLK %dHz\n", rates[bclk], rates[bclk] / lrclk); - wl = snd_pcm_format_width(params_format(params)); - frame = wl << ARIZONA_AIF1TX_WL_SHIFT | wl; + frame = wl << ARIZONA_AIF1TX_WL_SHIFT | tdm_width; reconfig = arizona_aif_cfg_changed(codec, base, bclk, lrclk, frame); diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c index 163ec3855fd4..0c8aefab404c 100644 --- a/sound/soc/codecs/pcm512x.c +++ b/sound/soc/codecs/pcm512x.c @@ -259,13 +259,13 @@ static const struct soc_enum pcm512x_veds = pcm512x_ramp_step_text); static const struct snd_kcontrol_new pcm512x_controls[] = { -SOC_DOUBLE_R_TLV("Playback Digital Volume", PCM512x_DIGITAL_VOLUME_2, +SOC_DOUBLE_R_TLV("Digital Playback Volume", PCM512x_DIGITAL_VOLUME_2, PCM512x_DIGITAL_VOLUME_3, 0, 255, 1, digital_tlv), SOC_DOUBLE_TLV("Playback Volume", PCM512x_ANALOG_GAIN_CTRL, PCM512x_LAGN_SHIFT, PCM512x_RAGN_SHIFT, 1, 1, analog_tlv), SOC_DOUBLE_TLV("Playback Boost Volume", PCM512x_ANALOG_GAIN_BOOST, PCM512x_AGBL_SHIFT, PCM512x_AGBR_SHIFT, 1, 0, boost_tlv), -SOC_DOUBLE("Playback Digital Switch", PCM512x_MUTE, PCM512x_RQML_SHIFT, +SOC_DOUBLE("Digital Playback Switch", PCM512x_MUTE, PCM512x_RQML_SHIFT, PCM512x_RQMR_SHIFT, 1, 1), SOC_SINGLE("Deemphasis Switch", PCM512x_DSP, PCM512x_DEMP_SHIFT, 1, 1), diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c index c28508da34cf..6a6b2ff7d7d7 100644 --- a/sound/soc/davinci/davinci-mcasp.c +++ b/sound/soc/davinci/davinci-mcasp.c @@ -403,7 +403,8 @@ out: return ret; } -static int davinci_mcasp_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div) +static int __davinci_mcasp_set_clkdiv(struct snd_soc_dai *dai, int div_id, + int div, bool explicit) { struct davinci_mcasp *mcasp = snd_soc_dai_get_drvdata(dai); @@ -420,7 +421,8 @@ static int davinci_mcasp_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div ACLKXDIV(div - 1), ACLKXDIV_MASK); mcasp_mod_bits(mcasp, DAVINCI_MCASP_ACLKRCTL_REG, ACLKRDIV(div - 1), ACLKRDIV_MASK); - mcasp->bclk_div = div; + if (explicit) + mcasp->bclk_div = div; break; case 2: /* BCLK/LRCLK ratio */ @@ -434,6 +436,12 @@ static int davinci_mcasp_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div return 0; } +static int davinci_mcasp_set_clkdiv(struct snd_soc_dai *dai, int div_id, + int div) +{ + return __davinci_mcasp_set_clkdiv(dai, div_id, div, 1); +} + static int davinci_mcasp_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { @@ -738,7 +746,7 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream, "Inaccurate BCLK: %u Hz / %u != %u Hz\n", mcasp->sysclk_freq, div, bclk_freq); } - davinci_mcasp_set_clkdiv(cpu_dai, 1, div); + __davinci_mcasp_set_clkdiv(cpu_dai, 1, div, 0); } ret = mcasp_common_hw_param(mcasp, substream->stream, diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig index f54a8fc99291..f3012b645b51 100644 --- a/sound/soc/fsl/Kconfig +++ b/sound/soc/fsl/Kconfig @@ -49,7 +49,6 @@ config SND_SOC_FSL_ESAI tristate "Enhanced Serial Audio Interface (ESAI) module support" select REGMAP_MMIO select SND_SOC_IMX_PCM_DMA if SND_IMX_SOC != n - select SND_SOC_FSL_UTILS help Say Y if you want to add Enhanced Synchronous Audio Interface (ESAI) support for the Freescale CPUs. diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c index 72d154e7dd03..a3b29ed84963 100644 --- a/sound/soc/fsl/fsl_esai.c +++ b/sound/soc/fsl/fsl_esai.c @@ -18,7 +18,6 @@ #include "fsl_esai.h" #include "imx-pcm.h" -#include "fsl_utils.h" #define FSL_ESAI_RATES SNDRV_PCM_RATE_8000_192000 #define FSL_ESAI_FORMATS (SNDRV_PCM_FMTBIT_S8 | \ @@ -607,7 +606,6 @@ static struct snd_soc_dai_ops fsl_esai_dai_ops = { .hw_params = fsl_esai_hw_params, .set_sysclk = fsl_esai_set_dai_sysclk, .set_fmt = fsl_esai_set_dai_fmt, - .xlate_tdm_slot_mask = fsl_asoc_xlate_tdm_slot_mask, .set_tdm_slot = fsl_esai_set_dai_tdm_slot, }; diff --git a/sound/soc/intel/sst-acpi.c b/sound/soc/intel/sst-acpi.c index 42edc6f4fc4a..03d0a166b635 100644 --- a/sound/soc/intel/sst-acpi.c +++ b/sound/soc/intel/sst-acpi.c @@ -246,8 +246,8 @@ static struct sst_acpi_desc sst_acpi_broadwell_desc = { }; static struct sst_acpi_mach baytrail_machines[] = { - { "10EC5640", "byt-rt5640", "intel/fw_sst_0f28.bin-i2s_master" }, - { "193C9890", "byt-max98090", "intel/fw_sst_0f28.bin-i2s_master" }, + { "10EC5640", "byt-rt5640", "intel/fw_sst_0f28.bin-48kHz_i2s_master" }, + { "193C9890", "byt-max98090", "intel/fw_sst_0f28.bin-48kHz_i2s_master" }, {} }; diff --git a/sound/soc/intel/sst-baytrail-ipc.c b/sound/soc/intel/sst-baytrail-ipc.c index 67673a2c0f41..b4ad98c43e5c 100644 --- a/sound/soc/intel/sst-baytrail-ipc.c +++ b/sound/soc/intel/sst-baytrail-ipc.c @@ -817,7 +817,7 @@ static struct sst_dsp_device byt_dev = { .ops = &sst_byt_ops, }; -int sst_byt_dsp_suspend_noirq(struct device *dev, struct sst_pdata *pdata) +int sst_byt_dsp_suspend_late(struct device *dev, struct sst_pdata *pdata) { struct sst_byt *byt = pdata->dsp; @@ -826,14 +826,6 @@ int sst_byt_dsp_suspend_noirq(struct device *dev, struct sst_pdata *pdata) sst_byt_drop_all(byt); dev_dbg(byt->dev, "dsp in reset\n"); - return 0; -} -EXPORT_SYMBOL_GPL(sst_byt_dsp_suspend_noirq); - -int sst_byt_dsp_suspend_late(struct device *dev, struct sst_pdata *pdata) -{ - struct sst_byt *byt = pdata->dsp; - dev_dbg(byt->dev, "free all blocks and unload fw\n"); sst_fw_unload(byt->fw); diff --git a/sound/soc/intel/sst-baytrail-ipc.h b/sound/soc/intel/sst-baytrail-ipc.h index 06a4d202689b..8faff6dcf25d 100644 --- a/sound/soc/intel/sst-baytrail-ipc.h +++ b/sound/soc/intel/sst-baytrail-ipc.h @@ -66,7 +66,6 @@ int sst_byt_get_dsp_position(struct sst_byt *byt, int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata); void sst_byt_dsp_free(struct device *dev, struct sst_pdata *pdata); struct sst_dsp *sst_byt_get_dsp(struct sst_byt *byt); -int sst_byt_dsp_suspend_noirq(struct device *dev, struct sst_pdata *pdata); int sst_byt_dsp_suspend_late(struct device *dev, struct sst_pdata *pdata); int sst_byt_dsp_boot(struct device *dev, struct sst_pdata *pdata); int sst_byt_dsp_wait_for_ready(struct device *dev, struct sst_pdata *pdata); diff --git a/sound/soc/intel/sst-baytrail-pcm.c b/sound/soc/intel/sst-baytrail-pcm.c index 599401c0c655..eab1c7d85187 100644 --- a/sound/soc/intel/sst-baytrail-pcm.c +++ b/sound/soc/intel/sst-baytrail-pcm.c @@ -59,6 +59,9 @@ struct sst_byt_priv_data { /* DAI data */ struct sst_byt_pcm_data pcm[BYT_PCM_COUNT]; + + /* flag indicating is stream context restore needed after suspend */ + bool restore_stream; }; /* this may get called several times by oss emulation */ @@ -184,7 +187,10 @@ static int sst_byt_pcm_trigger(struct snd_pcm_substream *substream, int cmd) sst_byt_stream_start(byt, pcm_data->stream, 0); break; case SNDRV_PCM_TRIGGER_RESUME: - schedule_work(&pcm_data->work); + if (pdata->restore_stream == true) + schedule_work(&pcm_data->work); + else + sst_byt_stream_resume(byt, pcm_data->stream); break; case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: sst_byt_stream_resume(byt, pcm_data->stream); @@ -193,6 +199,7 @@ static int sst_byt_pcm_trigger(struct snd_pcm_substream *substream, int cmd) sst_byt_stream_stop(byt, pcm_data->stream); break; case SNDRV_PCM_TRIGGER_SUSPEND: + pdata->restore_stream = false; case SNDRV_PCM_TRIGGER_PAUSE_PUSH: sst_byt_stream_pause(byt, pcm_data->stream); break; @@ -404,26 +411,10 @@ static const struct snd_soc_component_driver byt_dai_component = { }; #ifdef CONFIG_PM -static int sst_byt_pcm_dev_suspend_noirq(struct device *dev) -{ - struct sst_pdata *sst_pdata = dev_get_platdata(dev); - int ret; - - dev_dbg(dev, "suspending noirq\n"); - - /* at this point all streams will be stopped and context saved */ - ret = sst_byt_dsp_suspend_noirq(dev, sst_pdata); - if (ret < 0) { - dev_err(dev, "failed to suspend %d\n", ret); - return ret; - } - - return ret; -} - static int sst_byt_pcm_dev_suspend_late(struct device *dev) { struct sst_pdata *sst_pdata = dev_get_platdata(dev); + struct sst_byt_priv_data *priv_data = dev_get_drvdata(dev); int ret; dev_dbg(dev, "suspending late\n"); @@ -434,34 +425,30 @@ static int sst_byt_pcm_dev_suspend_late(struct device *dev) return ret; } + priv_data->restore_stream = true; + return ret; } static int sst_byt_pcm_dev_resume_early(struct device *dev) { struct sst_pdata *sst_pdata = dev_get_platdata(dev); + int ret; dev_dbg(dev, "resume early\n"); /* load fw and boot DSP */ - return sst_byt_dsp_boot(dev, sst_pdata); -} - -static int sst_byt_pcm_dev_resume(struct device *dev) -{ - struct sst_pdata *sst_pdata = dev_get_platdata(dev); - - dev_dbg(dev, "resume\n"); + ret = sst_byt_dsp_boot(dev, sst_pdata); + if (ret) + return ret; /* wait for FW to finish booting */ return sst_byt_dsp_wait_for_ready(dev, sst_pdata); } static const struct dev_pm_ops sst_byt_pm_ops = { - .suspend_noirq = sst_byt_pcm_dev_suspend_noirq, .suspend_late = sst_byt_pcm_dev_suspend_late, .resume_early = sst_byt_pcm_dev_resume_early, - .resume = sst_byt_pcm_dev_resume, }; #define SST_BYT_PM_OPS (&sst_byt_pm_ops) diff --git a/sound/soc/pxa/pxa-ssp.c b/sound/soc/pxa/pxa-ssp.c index 0109f6c2334e..a8e097433074 100644 --- a/sound/soc/pxa/pxa-ssp.c +++ b/sound/soc/pxa/pxa-ssp.c @@ -765,9 +765,7 @@ static int pxa_ssp_remove(struct snd_soc_dai *dai) SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_64000 | \ SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000) -#define PXA_SSP_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ - SNDRV_PCM_FMTBIT_S24_LE | \ - SNDRV_PCM_FMTBIT_S32_LE) +#define PXA_SSP_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE) static const struct snd_soc_dai_ops pxa_ssp_dai_ops = { .startup = pxa_ssp_startup, diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 8348352dc2c6..177bd8639ef9 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -2860,12 +2860,14 @@ int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol, struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol); struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; unsigned int reg_val, val; - int ret = 0; - if (e->reg != SND_SOC_NOPM) - ret = soc_dapm_read(dapm, e->reg, ®_val); - else + if (e->reg != SND_SOC_NOPM) { + int ret = soc_dapm_read(dapm, e->reg, ®_val); + if (ret) + return ret; + } else { reg_val = dapm_kcontrol_get_value(kcontrol); + } val = (reg_val >> e->shift_l) & e->mask; ucontrol->value.enumerated.item[0] = snd_soc_enum_val_to_item(e, val); @@ -2875,7 +2877,7 @@ int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol, ucontrol->value.enumerated.item[1] = val; } - return ret; + return 0; } EXPORT_SYMBOL_GPL(snd_soc_dapm_get_enum_double); diff --git a/virt/kvm/assigned-dev.c b/virt/kvm/assigned-dev.c index bf06577fea51..5819a2708d7e 100644 --- a/virt/kvm/assigned-dev.c +++ b/virt/kvm/assigned-dev.c @@ -526,8 +526,10 @@ static int assign_guest_irq(struct kvm *kvm, dev->irq_requested_type |= guest_irq_type; if (dev->ack_notifier.gsi != -1) kvm_register_irq_ack_notifier(kvm, &dev->ack_notifier); - } else + } else { kvm_free_irq_source_id(kvm, dev->irq_source_id); + dev->irq_source_id = -1; + } return r; } diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c index 0df7d4b34dfe..714b94932312 100644 --- a/virt/kvm/iommu.c +++ b/virt/kvm/iommu.c @@ -61,6 +61,14 @@ static pfn_t kvm_pin_pages(struct kvm_memory_slot *slot, gfn_t gfn, return pfn; } +static void kvm_unpin_pages(struct kvm *kvm, pfn_t pfn, unsigned long npages) +{ + unsigned long i; + + for (i = 0; i < npages; ++i) + kvm_release_pfn_clean(pfn + i); +} + int kvm_iommu_map_pages(struct kvm *kvm, struct kvm_memory_slot *slot) { gfn_t gfn, end_gfn; @@ -123,6 +131,7 @@ int kvm_iommu_map_pages(struct kvm *kvm, struct kvm_memory_slot *slot) if (r) { printk(KERN_ERR "kvm_iommu_map_address:" "iommu failed to map pfn=%llx\n", pfn); + kvm_unpin_pages(kvm, pfn, page_size); goto unmap_pages; } @@ -134,7 +143,7 @@ int kvm_iommu_map_pages(struct kvm *kvm, struct kvm_memory_slot *slot) return 0; unmap_pages: - kvm_iommu_put_pages(kvm, slot->base_gfn, gfn); + kvm_iommu_put_pages(kvm, slot->base_gfn, gfn - slot->base_gfn); return r; } @@ -266,14 +275,6 @@ out_unlock: return r; } -static void kvm_unpin_pages(struct kvm *kvm, pfn_t pfn, unsigned long npages) -{ - unsigned long i; - - for (i = 0; i < npages; ++i) - kvm_release_pfn_clean(pfn + i); -} - static void kvm_iommu_put_pages(struct kvm *kvm, gfn_t base_gfn, unsigned long npages) { |