diff options
217 files changed, 1793 insertions, 1259 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 21e2d8863705..be7c0d9506b1 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -106,6 +106,16 @@ use by PCI Format: <irq>,<irq>... + acpi_mask_gpe= [HW,ACPI] + Due to the existence of _Lxx/_Exx, some GPEs triggered + by unsupported hardware/firmware features can result in + GPE floodings that cannot be automatically disabled by + the GPE dispatcher. + This facility can be used to prevent such uncontrolled + GPE floodings. + Format: <int> + Support masking of GPEs numbered from 0x00 to 0x7f. + acpi_no_auto_serialize [HW,ACPI] Disable auto-serialization of AML methods AML control methods that contain the opcodes to create @@ -3811,10 +3821,11 @@ it if 0 is given (See Documentation/cgroup-v1/memory.txt) swiotlb= [ARM,IA-64,PPC,MIPS,X86] - Format: { <int> | force } + Format: { <int> | force | noforce } <int> -- Number of I/O TLB slabs force -- force using of bounce buffers even if they wouldn't be automatically used by the kernel + noforce -- Never use bounce buffers (for debugging) switches= [HW,M68k] diff --git a/Documentation/block/queue-sysfs.txt b/Documentation/block/queue-sysfs.txt index 51642159aedb..c0a3bb5a6e4e 100644 --- a/Documentation/block/queue-sysfs.txt +++ b/Documentation/block/queue-sysfs.txt @@ -54,9 +54,9 @@ This is the hardware sector size of the device, in bytes. io_poll (RW) ------------ -When read, this file shows the total number of block IO polls and how -many returned success. Writing '0' to this file will disable polling -for this device. Writing any non-zero value will enable this feature. +When read, this file shows whether polling is enabled (1) or disabled +(0). Writing '0' to this file will disable polling for this device. +Writing any non-zero value will enable this feature. io_poll_delay (RW) ------------------ diff --git a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt index 3e5b9793341f..8682ab6d4a50 100644 --- a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt +++ b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt @@ -8,8 +8,9 @@ This driver provides a simple power button event via an Interrupt. Required properties: - compatible: should be "ti,tps65217-pwrbutton" or "ti,tps65218-pwrbutton" -Required properties for TPS65218: +Required properties: - interrupts: should be one of the following + - <2>: For controllers compatible with tps65217 - <3 IRQ_TYPE_EDGE_BOTH>: For controllers compatible with tps65218 Examples: @@ -17,6 +18,7 @@ Examples: &tps { tps65217-pwrbutton { compatible = "ti,tps65217-pwrbutton"; + interrupts = <2>; }; }; diff --git a/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt b/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt index 98d131acee95..a11072c5a866 100644 --- a/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt +++ b/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt @@ -2,11 +2,16 @@ TPS65217 Charger Required Properties: -compatible: "ti,tps65217-charger" +-interrupts: TPS65217 interrupt numbers for the AC and USB charger input change. + Should be <0> for the USB charger and <1> for the AC adapter. +-interrupt-names: Should be "USB" and "AC" This node is a subnode of the tps65217 PMIC. Example: tps65217-charger { - compatible = "ti,tps65090-charger"; + compatible = "ti,tps65217-charger"; + interrupts = <0>, <1>; + interrupt-names = "USB", "AC"; }; diff --git a/Documentation/driver-api/infrastructure.rst b/Documentation/driver-api/infrastructure.rst index 0bb0b5fc9512..6d9ff316b608 100644 --- a/Documentation/driver-api/infrastructure.rst +++ b/Documentation/driver-api/infrastructure.rst @@ -55,21 +55,6 @@ Device Drivers DMA Management .. kernel-doc:: drivers/base/dma-mapping.c :export: -Device Drivers Power Management -------------------------------- - -.. kernel-doc:: drivers/base/power/main.c - :export: - -Device Drivers ACPI Support ---------------------------- - -.. kernel-doc:: drivers/acpi/scan.c - :export: - -.. kernel-doc:: drivers/acpi/scan.c - :internal: - Device drivers PnP support -------------------------- diff --git a/Documentation/networking/mpls-sysctl.txt b/Documentation/networking/mpls-sysctl.txt index 9ed15f86c17c..15d8d16934fd 100644 --- a/Documentation/networking/mpls-sysctl.txt +++ b/Documentation/networking/mpls-sysctl.txt @@ -5,8 +5,8 @@ platform_labels - INTEGER possible to configure forwarding for label values equal to or greater than the number of platform labels. - A dense utliziation of the entries in the platform label table - is possible and expected aas the platform labels are locally + A dense utilization of the entries in the platform label table + is possible and expected as the platform labels are locally allocated. If the number of platform label table entries is set to 0 no diff --git a/Documentation/vfio-mediated-device.txt b/Documentation/vfio-mediated-device.txt index b38afec35edc..d226c7a5ba8b 100644 --- a/Documentation/vfio-mediated-device.txt +++ b/Documentation/vfio-mediated-device.txt @@ -127,22 +127,22 @@ the VFIO when devices are unbound from the driver. Physical Device Driver Interface -------------------------------- -The physical device driver interface provides the parent_ops[3] structure to -define the APIs to manage work in the mediated core driver that is related to -the physical device. +The physical device driver interface provides the mdev_parent_ops[3] structure +to define the APIs to manage work in the mediated core driver that is related +to the physical device. -The structures in the parent_ops structure are as follows: +The structures in the mdev_parent_ops structure are as follows: * dev_attr_groups: attributes of the parent device * mdev_attr_groups: attributes of the mediated device * supported_config: attributes to define supported configurations -The functions in the parent_ops structure are as follows: +The functions in the mdev_parent_ops structure are as follows: * create: allocate basic resources in a driver for a mediated device * remove: free resources in a driver when a mediated device is destroyed -The callbacks in the parent_ops structure are as follows: +The callbacks in the mdev_parent_ops structure are as follows: * open: open callback of mediated device * close: close callback of mediated device @@ -151,14 +151,14 @@ The callbacks in the parent_ops structure are as follows: * write: write emulation callback * mmap: mmap emulation callback -A driver should use the parent_ops structure in the function call to register -itself with the mdev core driver: +A driver should use the mdev_parent_ops structure in the function call to +register itself with the mdev core driver: extern int mdev_register_device(struct device *dev, - const struct parent_ops *ops); + const struct mdev_parent_ops *ops); -However, the parent_ops structure is not required in the function call that a -driver should use to unregister itself with the mdev core driver: +However, the mdev_parent_ops structure is not required in the function call +that a driver should use to unregister itself with the mdev core driver: extern void mdev_unregister_device(struct device *dev); @@ -223,6 +223,9 @@ Directories and files under the sysfs for Each Physical Device sprintf(buf, "%s-%s", dev_driver_string(parent->dev), group->name); + (or using mdev_parent_dev(mdev) to arrive at the parent device outside + of the core mdev code) + * device_api This attribute should show which device API is being created, for example, @@ -394,5 +397,5 @@ References [1] See Documentation/vfio.txt for more information on VFIO. [2] struct mdev_driver in include/linux/mdev.h -[3] struct parent_ops in include/linux/mdev.h +[3] struct mdev_parent_ops in include/linux/mdev.h [4] struct vfio_iommu_driver_ops in include/linux/vfio.h diff --git a/MAINTAINERS b/MAINTAINERS index cfff2c9e3d94..a136dfbb8eea 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3800,6 +3800,7 @@ F: include/linux/devcoredump.h DEVICE FREQUENCY (DEVFREQ) M: MyungJoo Ham <myungjoo.ham@samsung.com> M: Kyungmin Park <kyungmin.park@samsung.com> +R: Chanwoo Choi <cw00.choi@samsung.com> L: linux-pm@vger.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq.git S: Maintained @@ -5080,9 +5081,11 @@ F: drivers/net/wan/dlci.c F: drivers/net/wan/sdla.c FRAMEBUFFER LAYER +M: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> L: linux-fbdev@vger.kernel.org +T: git git://github.com/bzolnier/linux.git Q: http://patchwork.kernel.org/project/linux-fbdev/list/ -S: Orphan +S: Maintained F: Documentation/fb/ F: drivers/video/ F: include/video/ @@ -8852,17 +8855,22 @@ F: drivers/video/fbdev/nvidia/ NVM EXPRESS DRIVER M: Keith Busch <keith.busch@intel.com> M: Jens Axboe <axboe@fb.com> +M: Christoph Hellwig <hch@lst.de> +M: Sagi Grimberg <sagi@grimberg.me> L: linux-nvme@lists.infradead.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git -W: https://kernel.googlesource.com/pub/scm/linux/kernel/git/axboe/linux-block/ +T: git://git.infradead.org/nvme.git +W: http://git.infradead.org/nvme.git S: Supported F: drivers/nvme/host/ F: include/linux/nvme.h +F: include/uapi/linux/nvme_ioctl.h NVM EXPRESS TARGET DRIVER M: Christoph Hellwig <hch@lst.de> M: Sagi Grimberg <sagi@grimberg.me> L: linux-nvme@lists.infradead.org +T: git://git.infradead.org/nvme.git +W: http://git.infradead.org/nvme.git S: Supported F: drivers/nvme/target/ @@ -9842,7 +9850,7 @@ M: Mark Rutland <mark.rutland@arm.com> M: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> L: linux-arm-kernel@lists.infradead.org S: Maintained -F: drivers/firmware/psci.c +F: drivers/firmware/psci*.c F: include/linux/psci.h F: include/uapi/linux/psci.h @@ -13527,11 +13535,11 @@ F: arch/x86/xen/*swiotlb* F: drivers/xen/*swiotlb* XFS FILESYSTEM -M: Dave Chinner <david@fromorbit.com> +M: Darrick J. Wong <darrick.wong@oracle.com> M: linux-xfs@vger.kernel.org L: linux-xfs@vger.kernel.org W: http://xfs.org/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs.git +T: git git://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git S: Supported F: Documentation/filesystems/xfs.txt F: fs/xfs/ diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5fab553fd03a..186c4c214e0a 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1502,8 +1502,7 @@ source kernel/Kconfig.preempt config HZ_FIXED int - default 200 if ARCH_EBSA110 || ARCH_S3C24XX || \ - ARCH_S5PV210 || ARCH_EXYNOS4 + default 200 if ARCH_EBSA110 default 128 if SOC_AT91RM9200 default 0 diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index cccdbcb557b6..7327250f0bb6 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -501,6 +501,7 @@ dtb-$(CONFIG_ARCH_OMAP3) += \ am3517-evm.dtb \ am3517_mt_ventoux.dtb \ logicpd-torpedo-37xx-devkit.dtb \ + logicpd-som-lv-37xx-devkit.dtb \ omap3430-sdp.dtb \ omap3-beagle.dtb \ omap3-beagle-xm.dtb \ diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi index dc561d505bbe..3e32dd18fd25 100644 --- a/arch/arm/boot/dts/am335x-bone-common.dtsi +++ b/arch/arm/boot/dts/am335x-bone-common.dtsi @@ -6,8 +6,6 @@ * published by the Free Software Foundation. */ -#include <dt-bindings/mfd/tps65217.h> - / { cpus { cpu@0 { @@ -319,13 +317,13 @@ ti,pmic-shutdown-controller; charger { - interrupts = <TPS65217_IRQ_AC>, <TPS65217_IRQ_USB>; - interrupts-names = "AC", "USB"; + interrupts = <0>, <1>; + interrupt-names = "USB", "AC"; status = "okay"; }; pwrbutton { - interrupts = <TPS65217_IRQ_PB>; + interrupts = <2>; status = "okay"; }; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 64c8aa9057a3..18d72a245e88 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -16,6 +16,7 @@ interrupt-parent = <&intc>; #address-cells = <1>; #size-cells = <1>; + chosen { }; aliases { i2c0 = &i2c0; diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index ac55f93fc91e..2df9e6050c2f 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -16,6 +16,7 @@ interrupt-parent = <&wakeupgen>; #address-cells = <1>; #size-cells = <1>; + chosen { }; memory@0 { device_type = "memory"; diff --git a/arch/arm/boot/dts/am571x-idk.dts b/arch/arm/boot/dts/am571x-idk.dts index d6e43e5184c1..ad68d1eb3bc3 100644 --- a/arch/arm/boot/dts/am571x-idk.dts +++ b/arch/arm/boot/dts/am571x-idk.dts @@ -62,11 +62,6 @@ linux,default-trigger = "mmc0"; }; }; - - extcon_usb2: extcon_usb2 { - compatible = "linux,extcon-usb-gpio"; - id-gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>; - }; }; &mmc1 { @@ -79,3 +74,8 @@ &omap_dwc3_2 { extcon = <&extcon_usb2>; }; + +&extcon_usb2 { + id-gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>; + vbus-gpio = <&gpio7 22 GPIO_ACTIVE_HIGH>; +}; diff --git a/arch/arm/boot/dts/am572x-idk.dts b/arch/arm/boot/dts/am572x-idk.dts index 27d9149cedba..8350b4b34b08 100644 --- a/arch/arm/boot/dts/am572x-idk.dts +++ b/arch/arm/boot/dts/am572x-idk.dts @@ -23,11 +23,6 @@ reg = <0x0 0x80000000 0x0 0x80000000>; }; - extcon_usb2: extcon_usb2 { - compatible = "linux,extcon-usb-gpio"; - id-gpio = <&gpio3 16 GPIO_ACTIVE_HIGH>; - }; - status-leds { compatible = "gpio-leds"; cpu0-led { @@ -76,6 +71,11 @@ extcon = <&extcon_usb2>; }; +&extcon_usb2 { + id-gpio = <&gpio3 16 GPIO_ACTIVE_HIGH>; + vbus-gpio = <&gpio3 26 GPIO_ACTIVE_HIGH>; +}; + &mmc1 { status = "okay"; vmmc-supply = <&v3_3d>; @@ -87,3 +87,7 @@ &sn65hvs882 { load-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>; }; + +&pcie1 { + gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; +}; diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi index 555ae21f2b9a..814a720d5c3d 100644 --- a/arch/arm/boot/dts/am57xx-idk-common.dtsi +++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi @@ -303,6 +303,13 @@ gpio-controller; #gpio-cells = <2>; }; + + extcon_usb2: tps659038_usb { + compatible = "ti,palmas-usb-vid"; + ti,enable-vbus-detection; + ti,enable-id-detection; + /* ID & VBUS GPIOs provided in board dts */ + }; }; }; @@ -369,7 +376,7 @@ }; &usb2 { - dr_mode = "otg"; + dr_mode = "peripheral"; }; &mmc2 { diff --git a/arch/arm/boot/dts/dm814x.dtsi b/arch/arm/boot/dts/dm814x.dtsi index 1facc5f12cef..81b8cecb5820 100644 --- a/arch/arm/boot/dts/dm814x.dtsi +++ b/arch/arm/boot/dts/dm814x.dtsi @@ -12,6 +12,7 @@ interrupt-parent = <&intc>; #address-cells = <1>; #size-cells = <1>; + chosen { }; aliases { i2c0 = &i2c1; diff --git a/arch/arm/boot/dts/dm816x.dtsi b/arch/arm/boot/dts/dm816x.dtsi index 61dd2f6b02bc..6db652ae9bd5 100644 --- a/arch/arm/boot/dts/dm816x.dtsi +++ b/arch/arm/boot/dts/dm816x.dtsi @@ -12,6 +12,7 @@ interrupt-parent = <&intc>; #address-cells = <1>; #size-cells = <1>; + chosen { }; aliases { i2c0 = &i2c1; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index addb7530cfbe..1faf24acd521 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -18,6 +18,7 @@ compatible = "ti,dra7xx"; interrupt-parent = <&crossbar_mpu>; + chosen { }; aliases { i2c0 = &i2c1; diff --git a/arch/arm/boot/dts/dra72-evm-tps65917.dtsi b/arch/arm/boot/dts/dra72-evm-tps65917.dtsi index ee6dac44edf1..e6df676886c0 100644 --- a/arch/arm/boot/dts/dra72-evm-tps65917.dtsi +++ b/arch/arm/boot/dts/dra72-evm-tps65917.dtsi @@ -132,3 +132,19 @@ ti,palmas-long-press-seconds = <6>; }; }; + +&usb2_phy1 { + phy-supply = <&ldo4_reg>; +}; + +&usb2_phy2 { + phy-supply = <&ldo4_reg>; +}; + +&dss { + vdda_video-supply = <&ldo5_reg>; +}; + +&mmc1 { + vmmc_aux-supply = <&ldo1_reg>; +}; diff --git a/arch/arm/boot/dts/imx31.dtsi b/arch/arm/boot/dts/imx31.dtsi index 685916e3d8a1..85cd8be22f71 100644 --- a/arch/arm/boot/dts/imx31.dtsi +++ b/arch/arm/boot/dts/imx31.dtsi @@ -31,11 +31,11 @@ }; }; - avic: avic-interrupt-controller@60000000 { + avic: interrupt-controller@68000000 { compatible = "fsl,imx31-avic", "fsl,avic"; interrupt-controller; #interrupt-cells = <1>; - reg = <0x60000000 0x100000>; + reg = <0x68000000 0x100000>; }; soc { diff --git a/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi b/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi index e476d01959ea..26d060484728 100644 --- a/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi +++ b/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi @@ -533,7 +533,6 @@ MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x17071 MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x17071 MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x17071 - MX6QDL_PAD_NANDF_CS2__GPIO6_IO15 0x000b0 >; }; diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi index 53e6e63cbb02..89b834f3fa17 100644 --- a/arch/arm/boot/dts/imx6qdl.dtsi +++ b/arch/arm/boot/dts/imx6qdl.dtsi @@ -1100,6 +1100,7 @@ interrupts = <0 14 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6QDL_CLK_EIM_SLOW>; fsl,weim-cs-gpr = <&gpr>; + status = "disabled"; }; ocotp: ocotp@021bc000 { diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi index 4fd6de29f07d..19cbd879c448 100644 --- a/arch/arm/boot/dts/imx6sl.dtsi +++ b/arch/arm/boot/dts/imx6sl.dtsi @@ -900,6 +900,7 @@ reg = <0x021b8000 0x4000>; interrupts = <0 14 IRQ_TYPE_LEVEL_HIGH>; fsl,weim-cs-gpr = <&gpr>; + status = "disabled"; }; ocotp: ocotp@021bc000 { diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi index 076a30f9bcae..10f333016197 100644 --- a/arch/arm/boot/dts/imx6sx.dtsi +++ b/arch/arm/boot/dts/imx6sx.dtsi @@ -977,6 +977,7 @@ interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6SX_CLK_EIM_SLOW>; fsl,weim-cs-gpr = <&gpr>; + status = "disabled"; }; ocotp: ocotp@021bc000 { diff --git a/arch/arm/boot/dts/omap2.dtsi b/arch/arm/boot/dts/omap2.dtsi index 4f793a025a72..f1d6de8b3c19 100644 --- a/arch/arm/boot/dts/omap2.dtsi +++ b/arch/arm/boot/dts/omap2.dtsi @@ -17,6 +17,7 @@ interrupt-parent = <&intc>; #address-cells = <1>; #size-cells = <1>; + chosen { }; aliases { serial0 = &uart1; diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts index 87ca50b53002..4d448f145ed1 100644 --- a/arch/arm/boot/dts/omap3-n900.dts +++ b/arch/arm/boot/dts/omap3-n900.dts @@ -734,6 +734,8 @@ vmmc_aux-supply = <&vsim>; bus-width = <8>; non-removable; + no-sdio; + no-sd; }; &mmc3 { diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi index ecf5eb584c75..a3ff4933dbc1 100644 --- a/arch/arm/boot/dts/omap3.dtsi +++ b/arch/arm/boot/dts/omap3.dtsi @@ -17,6 +17,7 @@ interrupt-parent = <&intc>; #address-cells = <1>; #size-cells = <1>; + chosen { }; aliases { i2c0 = &i2c1; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 8087456b5fbe..578c53f08309 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -15,6 +15,7 @@ interrupt-parent = <&wakeupgen>; #address-cells = <1>; #size-cells = <1>; + chosen { }; aliases { i2c0 = &i2c1; diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi index 968c67a49dbd..7cd92babc41a 100644 --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -17,6 +17,7 @@ compatible = "ti,omap5"; interrupt-parent = <&wakeupgen>; + chosen { }; aliases { i2c0 = &i2c1; diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi index 268bd470c865..407a4610f4a7 100644 --- a/arch/arm/boot/dts/qcom-apq8064.dtsi +++ b/arch/arm/boot/dts/qcom-apq8064.dtsi @@ -4,6 +4,7 @@ #include <dt-bindings/clock/qcom,gcc-msm8960.h> #include <dt-bindings/reset/qcom,gcc-msm8960.h> #include <dt-bindings/clock/qcom,mmcc-msm8960.h> +#include <dt-bindings/clock/qcom,rpmcc.h> #include <dt-bindings/soc/qcom,gsbi.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/interrupt-controller/arm-gic.h> @@ -303,6 +304,9 @@ firmware { scm { compatible = "qcom,scm-apq8064"; + + clocks = <&rpmcc RPM_DAYTONA_FABRIC_CLK>; + clock-names = "core"; }; }; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts index 102838fcc588..15f4fd3f4695 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts @@ -81,7 +81,7 @@ #address-cells = <0>; interrupt-controller; reg = <0 0x2c001000 0 0x1000>, - <0 0x2c002000 0 0x1000>, + <0 0x2c002000 0 0x2000>, <0 0x2c004000 0 0x2000>, <0 0x2c006000 0 0x2000>; interrupts = <1 9 0xf04>; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts index 45d08cc37b01..bd107c5a0226 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts @@ -131,7 +131,7 @@ #address-cells = <0>; interrupt-controller; reg = <0 0x2c001000 0 0x1000>, - <0 0x2c002000 0 0x1000>, + <0 0x2c002000 0 0x2000>, <0 0x2c004000 0 0x2000>, <0 0x2c006000 0 0x2000>; interrupts = <1 9 0xf04>; diff --git a/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts b/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts index 7ea617e47fe4..958b4c42d320 100644 --- a/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts +++ b/arch/arm/boot/dts/vf610-zii-dev-rev-b.dts @@ -153,7 +153,8 @@ switch0phy1: switch1phy0@1 { reg = <1>; interrupt-parent = <&switch0>; - interrupts = <1 IRQ_TYPE_LEVEL_HIGH>; }; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH>; + }; switch0phy2: switch1phy0@2 { reg = <2>; interrupt-parent = <&switch0>; diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c index df42c93a93d6..f5dce9b4e617 100644 --- a/arch/arm/mach-davinci/clock.c +++ b/arch/arm/mach-davinci/clock.c @@ -31,10 +31,10 @@ static LIST_HEAD(clocks); static DEFINE_MUTEX(clocks_mutex); static DEFINE_SPINLOCK(clockfw_lock); -static void __clk_enable(struct clk *clk) +void davinci_clk_enable(struct clk *clk) { if (clk->parent) - __clk_enable(clk->parent); + davinci_clk_enable(clk->parent); if (clk->usecount++ == 0) { if (clk->flags & CLK_PSC) davinci_psc_config(clk->domain, clk->gpsc, clk->lpsc, @@ -44,7 +44,7 @@ static void __clk_enable(struct clk *clk) } } -static void __clk_disable(struct clk *clk) +void davinci_clk_disable(struct clk *clk) { if (WARN_ON(clk->usecount == 0)) return; @@ -56,7 +56,7 @@ static void __clk_disable(struct clk *clk) clk->clk_disable(clk); } if (clk->parent) - __clk_disable(clk->parent); + davinci_clk_disable(clk->parent); } int davinci_clk_reset(struct clk *clk, bool reset) @@ -103,7 +103,7 @@ int clk_enable(struct clk *clk) return -EINVAL; spin_lock_irqsave(&clockfw_lock, flags); - __clk_enable(clk); + davinci_clk_enable(clk); spin_unlock_irqrestore(&clockfw_lock, flags); return 0; @@ -118,7 +118,7 @@ void clk_disable(struct clk *clk) return; spin_lock_irqsave(&clockfw_lock, flags); - __clk_disable(clk); + davinci_clk_disable(clk); spin_unlock_irqrestore(&clockfw_lock, flags); } EXPORT_SYMBOL(clk_disable); diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h index e2a5437a1aee..fa2b83752e03 100644 --- a/arch/arm/mach-davinci/clock.h +++ b/arch/arm/mach-davinci/clock.h @@ -132,6 +132,8 @@ int davinci_set_sysclk_rate(struct clk *clk, unsigned long rate); int davinci_set_refclk_rate(unsigned long rate); int davinci_simple_set_rate(struct clk *clk, unsigned long rate); int davinci_clk_reset(struct clk *clk, bool reset); +void davinci_clk_enable(struct clk *clk); +void davinci_clk_disable(struct clk *clk); extern struct platform_device davinci_wdt_device; extern void davinci_watchdog_reset(struct platform_device *); diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index e770c97ea45c..1d873d15b545 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -319,6 +319,16 @@ static struct clk emac_clk = { .gpsc = 1, }; +/* + * In order to avoid adding the emac_clk to the clock lookup table twice (and + * screwing up the linked list in the process) create a separate clock for + * mdio inheriting the rate from emac_clk. + */ +static struct clk mdio_clk = { + .name = "mdio", + .parent = &emac_clk, +}; + static struct clk mcasp_clk = { .name = "mcasp", .parent = &async3_clk, @@ -367,6 +377,16 @@ static struct clk aemif_clk = { .flags = ALWAYS_ENABLED, }; +/* + * In order to avoid adding the aemif_clk to the clock lookup table twice (and + * screwing up the linked list in the process) create a separate clock for + * nand inheriting the rate from aemif_clk. + */ +static struct clk aemif_nand_clk = { + .name = "nand", + .parent = &aemif_clk, +}; + static struct clk usb11_clk = { .name = "usb11", .parent = &pll0_sysclk4, @@ -529,7 +549,7 @@ static struct clk_lookup da850_clks[] = { CLK(NULL, "arm", &arm_clk), CLK(NULL, "rmii", &rmii_clk), CLK("davinci_emac.1", NULL, &emac_clk), - CLK("davinci_mdio.0", "fck", &emac_clk), + CLK("davinci_mdio.0", "fck", &mdio_clk), CLK("davinci-mcasp.0", NULL, &mcasp_clk), CLK("davinci-mcbsp.0", NULL, &mcbsp0_clk), CLK("davinci-mcbsp.1", NULL, &mcbsp1_clk), @@ -537,7 +557,15 @@ static struct clk_lookup da850_clks[] = { CLK("da830-mmc.0", NULL, &mmcsd0_clk), CLK("da830-mmc.1", NULL, &mmcsd1_clk), CLK("ti-aemif", NULL, &aemif_clk), - CLK(NULL, "aemif", &aemif_clk), + /* + * The only user of this clock is davinci_nand and it get's it through + * con_id. The nand node itself is created from within the aemif + * driver to guarantee that it's probed after the aemif timing + * parameters are configured. of_dev_auxdata is not accessible from + * the aemif driver and can't be passed to of_platform_populate(). For + * that reason we're leaving the dev_id here as NULL. + */ + CLK(NULL, "aemif", &aemif_nand_clk), CLK("ohci-da8xx", "usb11", &usb11_clk), CLK("musb-da8xx", "usb20", &usb20_clk), CLK("spi_davinci.0", NULL, &spi0_clk), diff --git a/arch/arm/mach-davinci/usb-da8xx.c b/arch/arm/mach-davinci/usb-da8xx.c index c6feecf7ae24..9a6af0bd5dc3 100644 --- a/arch/arm/mach-davinci/usb-da8xx.c +++ b/arch/arm/mach-davinci/usb-da8xx.c @@ -22,6 +22,8 @@ #define DA8XX_USB0_BASE 0x01e00000 #define DA8XX_USB1_BASE 0x01e25000 +static struct clk *usb20_clk; + static struct platform_device da8xx_usb_phy = { .name = "da8xx-usb-phy", .id = -1, @@ -158,26 +160,13 @@ int __init da8xx_register_usb_refclkin(int rate) static void usb20_phy_clk_enable(struct clk *clk) { - struct clk *usb20_clk; - int err; u32 val; u32 timeout = 500000; /* 500 msec */ val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG)); - usb20_clk = clk_get(&da8xx_usb20_dev.dev, "usb20"); - if (IS_ERR(usb20_clk)) { - pr_err("could not get usb20 clk: %ld\n", PTR_ERR(usb20_clk)); - return; - } - /* The USB 2.O PLL requires that the USB 2.O PSC is enabled as well. */ - err = clk_prepare_enable(usb20_clk); - if (err) { - pr_err("failed to enable usb20 clk: %d\n", err); - clk_put(usb20_clk); - return; - } + davinci_clk_enable(usb20_clk); /* * Turn on the USB 2.0 PHY, but just the PLL, and not OTG. The USB 1.1 @@ -197,8 +186,7 @@ static void usb20_phy_clk_enable(struct clk *clk) pr_err("Timeout waiting for USB 2.0 PHY clock good\n"); done: - clk_disable_unprepare(usb20_clk); - clk_put(usb20_clk); + davinci_clk_disable(usb20_clk); } static void usb20_phy_clk_disable(struct clk *clk) @@ -285,11 +273,19 @@ static struct clk_lookup usb20_phy_clk_lookup = int __init da8xx_register_usb20_phy_clk(bool use_usb_refclkin) { struct clk *parent; - int ret = 0; + int ret; + + usb20_clk = clk_get(&da8xx_usb20_dev.dev, "usb20"); + ret = PTR_ERR_OR_ZERO(usb20_clk); + if (ret) + return ret; parent = clk_get(NULL, use_usb_refclkin ? "usb_refclkin" : "pll0_aux"); - if (IS_ERR(parent)) - return PTR_ERR(parent); + ret = PTR_ERR_OR_ZERO(parent); + if (ret) { + clk_put(usb20_clk); + return ret; + } usb20_phy_clk.parent = parent; ret = clk_register(&usb20_phy_clk); diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 98ffe1e62ad5..a5d68411a037 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -385,36 +385,6 @@ fail: return pen_release != -1 ? ret : 0; } -/* - * Initialise the CPU possible map early - this describes the CPUs - * which may be present or become present in the system. - */ - -static void __init exynos_smp_init_cpus(void) -{ - void __iomem *scu_base = scu_base_addr(); - unsigned int i, ncores; - - if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) - ncores = scu_base ? scu_get_core_count(scu_base) : 1; - else - /* - * CPU Nodes are passed thru DT and set_cpu_possible - * is set by "arm_dt_init_cpu_maps". - */ - return; - - /* sanity check */ - if (ncores > nr_cpu_ids) { - pr_warn("SMP: %u cores greater than maximum (%u), clipping\n", - ncores, nr_cpu_ids); - ncores = nr_cpu_ids; - } - - for (i = 0; i < ncores; i++) - set_cpu_possible(i, true); -} - static void __init exynos_smp_prepare_cpus(unsigned int max_cpus) { int i; @@ -479,7 +449,6 @@ static void exynos_cpu_die(unsigned int cpu) #endif /* CONFIG_HOTPLUG_CPU */ const struct smp_operations exynos_smp_ops __initconst = { - .smp_init_cpus = exynos_smp_init_cpus, .smp_prepare_cpus = exynos_smp_prepare_cpus, .smp_secondary_init = exynos_secondary_init, .smp_boot_secondary = exynos_boot_secondary, diff --git a/arch/arm/mach-imx/mach-imx1.c b/arch/arm/mach-imx/mach-imx1.c index de5ab8d88549..3a8406e45b65 100644 --- a/arch/arm/mach-imx/mach-imx1.c +++ b/arch/arm/mach-imx/mach-imx1.c @@ -37,7 +37,6 @@ static const char * const imx1_dt_board_compat[] __initconst = { }; DT_MACHINE_START(IMX1_DT, "Freescale i.MX1 (Device Tree Support)") - .map_io = debug_ll_io_init, .init_early = imx1_init_early, .init_irq = imx1_init_irq, .dt_compat = imx1_dt_board_compat, diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 469894082fea..093458b62c8d 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -7,7 +7,7 @@ ccflags-y := -I$(srctree)/$(src)/include \ # Common support obj-y := id.o io.o control.o devices.o fb.o timer.o pm.o \ - common.o gpio.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \ + common.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \ omap_device.o omap-headsmp.o sram.o drm.o hwmod-common = omap_hwmod.o omap_hwmod_reset.o \ diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 36d9943205ca..dc9e34e670a2 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -304,7 +304,7 @@ DT_MACHINE_START(AM43_DT, "Generic AM43 (Flattened Device Tree)") .init_late = am43xx_init_late, .init_irq = omap_gic_of_init, .init_machine = omap_generic_init, - .init_time = omap4_local_timer_init, + .init_time = omap3_gptimer_timer_init, .dt_compat = am43_boards_compat, .restart = omap44xx_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c deleted file mode 100644 index 7a577145b68b..000000000000 --- a/arch/arm/mach-omap2/gpio.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * OMAP2+ specific gpio initialization - * - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ - * - * Author: - * Charulatha V <charu@ti.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/gpio.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/interrupt.h> -#include <linux/of.h> -#include <linux/platform_data/gpio-omap.h> - -#include "soc.h" -#include "omap_hwmod.h" -#include "omap_device.h" -#include "omap-pm.h" - -#include "powerdomain.h" - -static int __init omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused) -{ - struct platform_device *pdev; - struct omap_gpio_platform_data *pdata; - struct omap_gpio_dev_attr *dev_attr; - char *name = "omap_gpio"; - int id; - struct powerdomain *pwrdm; - - /* - * extract the device id from name field available in the - * hwmod database and use the same for constructing ids for - * gpio devices. - * CAUTION: Make sure the name in the hwmod database does - * not change. If changed, make corresponding change here - * or make use of static variable mechanism to handle this. - */ - sscanf(oh->name, "gpio%d", &id); - - pdata = kzalloc(sizeof(struct omap_gpio_platform_data), GFP_KERNEL); - if (!pdata) { - pr_err("gpio%d: Memory allocation failed\n", id); - return -ENOMEM; - } - - dev_attr = (struct omap_gpio_dev_attr *)oh->dev_attr; - pdata->bank_width = dev_attr->bank_width; - pdata->dbck_flag = dev_attr->dbck_flag; - pdata->get_context_loss_count = omap_pm_get_dev_context_loss_count; - pdata->regs = kzalloc(sizeof(struct omap_gpio_reg_offs), GFP_KERNEL); - if (!pdata->regs) { - pr_err("gpio%d: Memory allocation failed\n", id); - kfree(pdata); - return -ENOMEM; - } - - switch (oh->class->rev) { - case 0: - if (id == 1) - /* non-wakeup GPIO pins for OMAP2 Bank1 */ - pdata->non_wakeup_gpios = 0xe203ffc0; - else if (id == 2) - /* non-wakeup GPIO pins for OMAP2 Bank2 */ - pdata->non_wakeup_gpios = 0x08700040; - /* fall through */ - - case 1: - pdata->regs->revision = OMAP24XX_GPIO_REVISION; - pdata->regs->direction = OMAP24XX_GPIO_OE; - pdata->regs->datain = OMAP24XX_GPIO_DATAIN; - pdata->regs->dataout = OMAP24XX_GPIO_DATAOUT; - pdata->regs->set_dataout = OMAP24XX_GPIO_SETDATAOUT; - pdata->regs->clr_dataout = OMAP24XX_GPIO_CLEARDATAOUT; - pdata->regs->irqstatus = OMAP24XX_GPIO_IRQSTATUS1; - pdata->regs->irqstatus2 = OMAP24XX_GPIO_IRQSTATUS2; - pdata->regs->irqenable = OMAP24XX_GPIO_IRQENABLE1; - pdata->regs->irqenable2 = OMAP24XX_GPIO_IRQENABLE2; - pdata->regs->set_irqenable = OMAP24XX_GPIO_SETIRQENABLE1; - pdata->regs->clr_irqenable = OMAP24XX_GPIO_CLEARIRQENABLE1; - pdata->regs->debounce = OMAP24XX_GPIO_DEBOUNCE_VAL; - pdata->regs->debounce_en = OMAP24XX_GPIO_DEBOUNCE_EN; - pdata->regs->ctrl = OMAP24XX_GPIO_CTRL; - pdata->regs->wkup_en = OMAP24XX_GPIO_WAKE_EN; - pdata->regs->leveldetect0 = OMAP24XX_GPIO_LEVELDETECT0; - pdata->regs->leveldetect1 = OMAP24XX_GPIO_LEVELDETECT1; - pdata->regs->risingdetect = OMAP24XX_GPIO_RISINGDETECT; - pdata->regs->fallingdetect = OMAP24XX_GPIO_FALLINGDETECT; - break; - case 2: - pdata->regs->revision = OMAP4_GPIO_REVISION; - pdata->regs->direction = OMAP4_GPIO_OE; - pdata->regs->datain = OMAP4_GPIO_DATAIN; - pdata->regs->dataout = OMAP4_GPIO_DATAOUT; - pdata->regs->set_dataout = OMAP4_GPIO_SETDATAOUT; - pdata->regs->clr_dataout = OMAP4_GPIO_CLEARDATAOUT; - pdata->regs->irqstatus_raw0 = OMAP4_GPIO_IRQSTATUSRAW0; - pdata->regs->irqstatus_raw1 = OMAP4_GPIO_IRQSTATUSRAW1; - pdata->regs->irqstatus = OMAP4_GPIO_IRQSTATUS0; - pdata->regs->irqstatus2 = OMAP4_GPIO_IRQSTATUS1; - pdata->regs->irqenable = OMAP4_GPIO_IRQSTATUSSET0; - pdata->regs->irqenable2 = OMAP4_GPIO_IRQSTATUSSET1; - pdata->regs->set_irqenable = OMAP4_GPIO_IRQSTATUSSET0; - pdata->regs->clr_irqenable = OMAP4_GPIO_IRQSTATUSCLR0; - pdata->regs->debounce = OMAP4_GPIO_DEBOUNCINGTIME; - pdata->regs->debounce_en = OMAP4_GPIO_DEBOUNCENABLE; - pdata->regs->ctrl = OMAP4_GPIO_CTRL; - pdata->regs->wkup_en = OMAP4_GPIO_IRQWAKEN0; - pdata->regs->leveldetect0 = OMAP4_GPIO_LEVELDETECT0; - pdata->regs->leveldetect1 = OMAP4_GPIO_LEVELDETECT1; - pdata->regs->risingdetect = OMAP4_GPIO_RISINGDETECT; - pdata->regs->fallingdetect = OMAP4_GPIO_FALLINGDETECT; - break; - default: - WARN(1, "Invalid gpio bank_type\n"); - kfree(pdata->regs); - kfree(pdata); - return -EINVAL; - } - - pwrdm = omap_hwmod_get_pwrdm(oh); - pdata->loses_context = pwrdm_can_ever_lose_context(pwrdm); - - pdev = omap_device_build(name, id - 1, oh, pdata, sizeof(*pdata)); - kfree(pdata); - - if (IS_ERR(pdev)) { - WARN(1, "Can't build omap_device for %s:%s.\n", - name, oh->name); - return PTR_ERR(pdev); - } - - return 0; -} - -/* - * gpio_init needs to be done before - * machine_init functions access gpio APIs. - * Hence gpio_init is a omap_postcore_initcall. - */ -static int __init omap2_gpio_init(void) -{ - /* If dtb is there, the devices will be created dynamically */ - if (of_have_populated_dt()) - return -ENODEV; - - return omap_hwmod_for_each_by_class("gpio", omap2_gpio_dev_init, NULL); -} -omap_postcore_initcall(omap2_gpio_init); diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 759e1d45ba25..e8b988714a09 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -741,14 +741,14 @@ static int _init_main_clk(struct omap_hwmod *oh) int ret = 0; char name[MOD_CLK_MAX_NAME_LEN]; struct clk *clk; + static const char modck[] = "_mod_ck"; - /* +7 magic comes from '_mod_ck' suffix */ - if (strlen(oh->name) + 7 > MOD_CLK_MAX_NAME_LEN) + if (strlen(oh->name) >= MOD_CLK_MAX_NAME_LEN - strlen(modck)) pr_warn("%s: warning: cropping name for %s\n", __func__, oh->name); - strncpy(name, oh->name, MOD_CLK_MAX_NAME_LEN - 7); - strcat(name, "_mod_ck"); + strlcpy(name, oh->name, MOD_CLK_MAX_NAME_LEN - strlen(modck)); + strlcat(name, modck, MOD_CLK_MAX_NAME_LEN); clk = clk_get(NULL, name); if (!IS_ERR(clk)) { diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.h b/arch/arm/mach-omap2/omap_hwmod_common_data.h index cdfbb44ceb0c..f22e9cb39f4a 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_data.h +++ b/arch/arm/mach-omap2/omap_hwmod_common_data.h @@ -121,10 +121,6 @@ extern struct omap_hwmod_irq_info omap2_uart3_mpu_irqs[]; extern struct omap_hwmod_irq_info omap2_dispc_irqs[]; extern struct omap_hwmod_irq_info omap2_i2c1_mpu_irqs[]; extern struct omap_hwmod_irq_info omap2_i2c2_mpu_irqs[]; -extern struct omap_hwmod_irq_info omap2_gpio1_irqs[]; -extern struct omap_hwmod_irq_info omap2_gpio2_irqs[]; -extern struct omap_hwmod_irq_info omap2_gpio3_irqs[]; -extern struct omap_hwmod_irq_info omap2_gpio4_irqs[]; extern struct omap_hwmod_irq_info omap2_dma_system_irqs[]; extern struct omap_hwmod_irq_info omap2_mcspi1_mpu_irqs[]; extern struct omap_hwmod_irq_info omap2_mcspi2_mpu_irqs[]; diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c index 5b2f5138d938..2b138b65129a 100644 --- a/arch/arm/mach-omap2/prm_common.c +++ b/arch/arm/mach-omap2/prm_common.c @@ -295,10 +295,8 @@ int omap_prcm_register_chain_handler(struct omap_prcm_irq_setup *irq_setup) GFP_KERNEL); if (!prcm_irq_chips || !prcm_irq_setup->saved_mask || - !prcm_irq_setup->priority_mask) { - pr_err("PRCM: kzalloc failed\n"); + !prcm_irq_setup->priority_mask) goto err; - } memset(mask, 0, sizeof(mask)); diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 56128da23c3a..07dd692c4737 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -510,18 +510,19 @@ void __init omap3_secure_sync32k_timer_init(void) } #endif /* CONFIG_ARCH_OMAP3 */ -#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_SOC_AM33XX) +#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_SOC_AM33XX) || \ + defined(CONFIG_SOC_AM43XX) void __init omap3_gptimer_timer_init(void) { __omap_sync32k_timer_init(2, "timer_sys_ck", NULL, 1, "timer_sys_ck", "ti,timer-alwon", true); - - clocksource_probe(); + if (of_have_populated_dt()) + clocksource_probe(); } #endif #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \ - defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX) + defined(CONFIG_SOC_DRA7XX) static void __init omap4_sync32k_timer_init(void) { __omap_sync32k_timer_init(1, "timer_32k_ck", "ti,timer-alwon", diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c index f6c3f151d0d4..b59f4f4f256f 100644 --- a/arch/arm/mach-s3c24xx/common.c +++ b/arch/arm/mach-s3c24xx/common.c @@ -345,10 +345,40 @@ static struct s3c24xx_dma_channel s3c2410_dma_channels[DMACH_MAX] = { [DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 3), }, }; +static const struct dma_slave_map s3c2410_dma_slave_map[] = { + { "s3c2410-sdi", "rx-tx", (void *)DMACH_SDI }, + { "s3c2410-spi.0", "rx", (void *)DMACH_SPI0_RX }, + { "s3c2410-spi.0", "tx", (void *)DMACH_SPI0_TX }, + { "s3c2410-spi.1", "rx", (void *)DMACH_SPI1_RX }, + { "s3c2410-spi.1", "tx", (void *)DMACH_SPI1_TX }, + /* + * The DMA request source[1] (DMACH_UARTx_SRC2) are + * not used in the UART driver. + */ + { "s3c2410-uart.0", "rx", (void *)DMACH_UART0 }, + { "s3c2410-uart.0", "tx", (void *)DMACH_UART0 }, + { "s3c2410-uart.1", "rx", (void *)DMACH_UART1 }, + { "s3c2410-uart.1", "tx", (void *)DMACH_UART1 }, + { "s3c2410-uart.2", "rx", (void *)DMACH_UART2 }, + { "s3c2410-uart.2", "tx", (void *)DMACH_UART2 }, + { "s3c24xx-iis", "rx", (void *)DMACH_I2S_IN }, + { "s3c24xx-iis", "tx", (void *)DMACH_I2S_OUT }, + { "s3c-hsudc", "rx0", (void *)DMACH_USB_EP1 }, + { "s3c-hsudc", "tx0", (void *)DMACH_USB_EP1 }, + { "s3c-hsudc", "rx1", (void *)DMACH_USB_EP2 }, + { "s3c-hsudc", "tx1", (void *)DMACH_USB_EP2 }, + { "s3c-hsudc", "rx2", (void *)DMACH_USB_EP3 }, + { "s3c-hsudc", "tx2", (void *)DMACH_USB_EP3 }, + { "s3c-hsudc", "rx3", (void *)DMACH_USB_EP4 }, + { "s3c-hsudc", "tx3", (void *)DMACH_USB_EP4 } +}; + static struct s3c24xx_dma_platdata s3c2410_dma_platdata = { .num_phy_channels = 4, .channels = s3c2410_dma_channels, .num_channels = DMACH_MAX, + .slave_map = s3c2410_dma_slave_map, + .slavecnt = ARRAY_SIZE(s3c2410_dma_slave_map), }; struct platform_device s3c2410_device_dma = { @@ -388,10 +418,36 @@ static struct s3c24xx_dma_channel s3c2412_dma_channels[DMACH_MAX] = { [DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, 16 }, }; +static const struct dma_slave_map s3c2412_dma_slave_map[] = { + { "s3c2412-sdi", "rx-tx", (void *)DMACH_SDI }, + { "s3c2412-spi.0", "rx", (void *)DMACH_SPI0_RX }, + { "s3c2412-spi.0", "tx", (void *)DMACH_SPI0_TX }, + { "s3c2412-spi.1", "rx", (void *)DMACH_SPI1_RX }, + { "s3c2412-spi.1", "tx", (void *)DMACH_SPI1_TX }, + { "s3c2440-uart.0", "rx", (void *)DMACH_UART0 }, + { "s3c2440-uart.0", "tx", (void *)DMACH_UART0 }, + { "s3c2440-uart.1", "rx", (void *)DMACH_UART1 }, + { "s3c2440-uart.1", "tx", (void *)DMACH_UART1 }, + { "s3c2440-uart.2", "rx", (void *)DMACH_UART2 }, + { "s3c2440-uart.2", "tx", (void *)DMACH_UART2 }, + { "s3c2412-iis", "rx", (void *)DMACH_I2S_IN }, + { "s3c2412-iis", "tx", (void *)DMACH_I2S_OUT }, + { "s3c-hsudc", "rx0", (void *)DMACH_USB_EP1 }, + { "s3c-hsudc", "tx0", (void *)DMACH_USB_EP1 }, + { "s3c-hsudc", "rx1", (void *)DMACH_USB_EP2 }, + { "s3c-hsudc", "tx1", (void *)DMACH_USB_EP2 }, + { "s3c-hsudc", "rx2", (void *)DMACH_USB_EP3 }, + { "s3c-hsudc", "tx2", (void *)DMACH_USB_EP3 }, + { "s3c-hsudc", "rx3", (void *)DMACH_USB_EP4 }, + { "s3c-hsudc", "tx3", (void *)DMACH_USB_EP4 } +}; + static struct s3c24xx_dma_platdata s3c2412_dma_platdata = { .num_phy_channels = 4, .channels = s3c2412_dma_channels, .num_channels = DMACH_MAX, + .slave_map = s3c2412_dma_slave_map, + .slavecnt = ARRAY_SIZE(s3c2412_dma_slave_map), }; struct platform_device s3c2412_device_dma = { @@ -534,10 +590,30 @@ static struct s3c24xx_dma_channel s3c2443_dma_channels[DMACH_MAX] = { [DMACH_MIC_IN] = { S3C24XX_DMA_APB, true, 29 }, }; +static const struct dma_slave_map s3c2443_dma_slave_map[] = { + { "s3c2440-sdi", "rx-tx", (void *)DMACH_SDI }, + { "s3c2443-spi.0", "rx", (void *)DMACH_SPI0_RX }, + { "s3c2443-spi.0", "tx", (void *)DMACH_SPI0_TX }, + { "s3c2443-spi.1", "rx", (void *)DMACH_SPI1_RX }, + { "s3c2443-spi.1", "tx", (void *)DMACH_SPI1_TX }, + { "s3c2440-uart.0", "rx", (void *)DMACH_UART0 }, + { "s3c2440-uart.0", "tx", (void *)DMACH_UART0 }, + { "s3c2440-uart.1", "rx", (void *)DMACH_UART1 }, + { "s3c2440-uart.1", "tx", (void *)DMACH_UART1 }, + { "s3c2440-uart.2", "rx", (void *)DMACH_UART2 }, + { "s3c2440-uart.2", "tx", (void *)DMACH_UART2 }, + { "s3c2440-uart.3", "rx", (void *)DMACH_UART3 }, + { "s3c2440-uart.3", "tx", (void *)DMACH_UART3 }, + { "s3c24xx-iis", "rx", (void *)DMACH_I2S_IN }, + { "s3c24xx-iis", "tx", (void *)DMACH_I2S_OUT }, +}; + static struct s3c24xx_dma_platdata s3c2443_dma_platdata = { .num_phy_channels = 6, .channels = s3c2443_dma_channels, .num_channels = DMACH_MAX, + .slave_map = s3c2443_dma_slave_map, + .slavecnt = ARRAY_SIZE(s3c2443_dma_slave_map), }; struct platform_device s3c2443_device_dma = { diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi index fc033c0d2a0f..eada0b58ba1c 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -356,5 +356,21 @@ status = "disabled"; }; }; + + vpu: vpu@d0100000 { + compatible = "amlogic,meson-gx-vpu"; + reg = <0x0 0xd0100000 0x0 0x100000>, + <0x0 0xc883c000 0x0 0x1000>, + <0x0 0xc8838000 0x0 0x1000>; + reg-names = "vpu", "hhi", "dmc"; + interrupts = <GIC_SPI 3 IRQ_TYPE_EDGE_RISING>; + #address-cells = <1>; + #size-cells = <0>; + + /* CVBS VDAC output port */ + cvbs_vdac_port: port@0 { + reg = <0>; + }; + }; }; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts index 969682092e0f..4cbd626a9e88 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts @@ -142,6 +142,16 @@ clocks = <&wifi32k>; clock-names = "ext_clock"; }; + + cvbs-connector { + compatible = "composite-video-connector"; + + port { + cvbs_connector_in: endpoint { + remote-endpoint = <&cvbs_vdac_out>; + }; + }; + }; }; &uart_AO { @@ -229,3 +239,9 @@ clocks = <&clkc CLKID_FCLK_DIV4>; clock-names = "clkin0"; }; + +&cvbs_vdac_port { + cvbs_vdac_out: endpoint { + remote-endpoint = <&cvbs_connector_in>; + }; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi index 203be28978d5..4a96e0f6f926 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi @@ -125,6 +125,16 @@ clocks = <&wifi32k>; clock-names = "ext_clock"; }; + + cvbs-connector { + compatible = "composite-video-connector"; + + port { + cvbs_connector_in: endpoint { + remote-endpoint = <&cvbs_vdac_out>; + }; + }; + }; }; /* This UART is brought out to the DB9 connector */ @@ -234,3 +244,9 @@ clocks = <&clkc CLKID_FCLK_DIV4>; clock-names = "clkin0"; }; + +&cvbs_vdac_port { + cvbs_vdac_out: endpoint { + remote-endpoint = <&cvbs_connector_in>; + }; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi index 51edd5b5c460..596240c38a9c 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi @@ -506,3 +506,7 @@ <&clkc CLKID_FCLK_DIV2>; clock-names = "core", "clkin0", "clkin1"; }; + +&vpu { + compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu"; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts index e99101ae9664..cea4a3eded9b 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts @@ -117,6 +117,16 @@ clocks = <&wifi32k>; clock-names = "ext_clock"; }; + + cvbs-connector { + compatible = "composite-video-connector"; + + port { + cvbs_connector_in: endpoint { + remote-endpoint = <&cvbs_vdac_out>; + }; + }; + }; }; &uart_AO { @@ -203,3 +213,9 @@ clocks = <&clkc CLKID_FCLK_DIV4>; clock-names = "clkin0"; }; + +&cvbs_vdac_port { + cvbs_vdac_out: endpoint { + remote-endpoint = <&cvbs_connector_in>; + }; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi index 9f89b99c4806..69216246275d 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi @@ -43,7 +43,7 @@ #include "meson-gx.dtsi" #include <dt-bindings/clock/gxbb-clkc.h> -#include <dt-bindings/gpio/meson-gxbb-gpio.h> +#include <dt-bindings/gpio/meson-gxl-gpio.h> / { compatible = "amlogic,meson-gxl"; @@ -299,3 +299,7 @@ <&clkc CLKID_FCLK_DIV2>; clock-names = "core", "clkin0", "clkin1"; }; + +&vpu { + compatible = "amlogic,meson-gxl-vpu", "amlogic,meson-gx-vpu"; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts index f859d75db8bd..5a337d339df1 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts @@ -90,6 +90,16 @@ compatible = "mmc-pwrseq-emmc"; reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; }; + + cvbs-connector { + compatible = "composite-video-connector"; + + port { + cvbs_connector_in: endpoint { + remote-endpoint = <&cvbs_vdac_out>; + }; + }; + }; }; /* This UART is brought out to the DB9 connector */ @@ -167,3 +177,9 @@ max-speed = <1000>; }; }; + +&cvbs_vdac_port { + cvbs_vdac_out: endpoint { + remote-endpoint = <&cvbs_connector_in>; + }; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi index c1974bbbddea..eb2f0c3e5e53 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi @@ -112,3 +112,7 @@ }; }; }; + +&vpu { + compatible = "amlogic,meson-gxm-vpu", "amlogic,meson-gx-vpu"; +}; diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts index a852e28a40e1..a83ed2c6bbf7 100644 --- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts +++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts @@ -81,7 +81,7 @@ #address-cells = <0>; interrupt-controller; reg = <0x0 0x2c001000 0 0x1000>, - <0x0 0x2c002000 0 0x1000>, + <0x0 0x2c002000 0 0x2000>, <0x0 0x2c004000 0 0x2000>, <0x0 0x2c006000 0 0x2000>; interrupts = <1 9 0xf04>; diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi index 9d1d7ad9b075..29ed6b61c737 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -64,6 +64,16 @@ reg = <0x0 0x86000000 0x0 0x200000>; no-map; }; + + memory@85800000 { + reg = <0x0 0x85800000 0x0 0x800000>; + no-map; + }; + + memory@86200000 { + reg = <0x0 0x86200000 0x0 0x2600000>; + no-map; + }; }; cpus { diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts index 6ffb0517421a..dbea2c3d8f0c 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts +++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts @@ -169,7 +169,7 @@ power-source = <3300>; }; - sdhi0_pins_uhs: sd0 { + sdhi0_pins_uhs: sd0_uhs { groups = "sdhi0_data4", "sdhi0_ctrl"; function = "sdhi0"; power-source = <1800>; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 869dded0f09f..33b744d54739 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -331,6 +331,7 @@ CONFIG_DRM_VC4=m CONFIG_DRM_PANEL_SIMPLE=m CONFIG_DRM_I2C_ADV7511=m CONFIG_DRM_HISI_KIRIN=m +CONFIG_DRM_MESON=m CONFIG_FB=y CONFIG_FB_ARMCLCD=y CONFIG_BACKLIGHT_GENERIC=m diff --git a/arch/arm64/include/asm/current.h b/arch/arm64/include/asm/current.h index f2bcbe2d9889..86c404171305 100644 --- a/arch/arm64/include/asm/current.h +++ b/arch/arm64/include/asm/current.h @@ -9,9 +9,17 @@ struct task_struct; +/* + * We don't use read_sysreg() as we want the compiler to cache the value where + * possible. + */ static __always_inline struct task_struct *get_current(void) { - return (struct task_struct *)read_sysreg(sp_el0); + unsigned long sp_el0; + + asm ("mrs %0, sp_el0" : "=r" (sp_el0)); + + return (struct task_struct *)sp_el0; } #define current get_current() diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 290a84f3351f..e04082700bb1 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -524,7 +524,8 @@ EXPORT_SYMBOL(dummy_dma_ops); static int __init arm64_dma_init(void) { - if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) + if (swiotlb_force == SWIOTLB_FORCE || + max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) swiotlb = 1; return atomic_pool_init(); diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index a78a5c401806..156169c6981b 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -88,21 +88,21 @@ void show_pte(struct mm_struct *mm, unsigned long addr) break; pud = pud_offset(pgd, addr); - printk(", *pud=%016llx", pud_val(*pud)); + pr_cont(", *pud=%016llx", pud_val(*pud)); if (pud_none(*pud) || pud_bad(*pud)) break; pmd = pmd_offset(pud, addr); - printk(", *pmd=%016llx", pmd_val(*pmd)); + pr_cont(", *pmd=%016llx", pmd_val(*pmd)); if (pmd_none(*pmd) || pmd_bad(*pmd)) break; pte = pte_offset_map(pmd, addr); - printk(", *pte=%016llx", pte_val(*pte)); + pr_cont(", *pte=%016llx", pte_val(*pte)); pte_unmap(pte); } while(0); - printk("\n"); + pr_cont("\n"); } #ifdef CONFIG_ARM64_HW_AFDBM diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 212c4d1e2f26..716d1226ba69 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -401,7 +401,8 @@ static void __init free_unused_memmap(void) */ void __init mem_init(void) { - if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) + if (swiotlb_force == SWIOTLB_FORCE || + max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) swiotlb_init(1); set_max_mapnr(pfn_to_page(max_pfn) - mem_map); diff --git a/arch/mips/kvm/entry.c b/arch/mips/kvm/entry.c index 6a02b3a3fa65..e92fb190e2d6 100644 --- a/arch/mips/kvm/entry.c +++ b/arch/mips/kvm/entry.c @@ -521,6 +521,9 @@ void *kvm_mips_build_exit(void *addr) uasm_i_and(&p, V0, V0, AT); uasm_i_lui(&p, AT, ST0_CU0 >> 16); uasm_i_or(&p, V0, V0, AT); +#ifdef CONFIG_64BIT + uasm_i_ori(&p, V0, V0, ST0_SX | ST0_UX); +#endif uasm_i_mtc0(&p, V0, C0_STATUS); uasm_i_ehb(&p); @@ -643,7 +646,7 @@ static void *kvm_mips_build_ret_to_guest(void *addr) /* Setup status register for running guest in UM */ uasm_i_ori(&p, V1, V1, ST0_EXL | KSU_USER | ST0_IE); - UASM_i_LA(&p, AT, ~(ST0_CU0 | ST0_MX)); + UASM_i_LA(&p, AT, ~(ST0_CU0 | ST0_MX | ST0_SX | ST0_UX)); uasm_i_and(&p, V1, V1, AT); uasm_i_mtc0(&p, V1, C0_STATUS); uasm_i_ehb(&p); diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index 06a60b19acfb..29ec9ab3fd55 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -360,8 +360,8 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id) dump_handler("kvm_exit", gebase + 0x2000, vcpu->arch.vcpu_run); /* Invalidate the icache for these ranges */ - local_flush_icache_range((unsigned long)gebase, - (unsigned long)gebase + ALIGN(size, PAGE_SIZE)); + flush_icache_range((unsigned long)gebase, + (unsigned long)gebase + ALIGN(size, PAGE_SIZE)); /* * Allocate comm page for guest kernel, a TLB will be reserved for diff --git a/arch/openrisc/kernel/vmlinux.lds.S b/arch/openrisc/kernel/vmlinux.lds.S index ef31fc24344e..552544616b9d 100644 --- a/arch/openrisc/kernel/vmlinux.lds.S +++ b/arch/openrisc/kernel/vmlinux.lds.S @@ -44,6 +44,8 @@ SECTIONS /* Read-only sections, merged into text segment: */ . = LOAD_BASE ; + _text = .; + /* _s_kernel_ro must be page aligned */ . = ALIGN(PAGE_SIZE); _s_kernel_ro = .; diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index 7581330ea35b..88fe0aad4390 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h @@ -49,7 +49,6 @@ struct thread_info { #define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_32BIT 4 /* 32 bit binary */ #define TIF_MEMDIE 5 /* is terminating due to OOM killer */ -#define TIF_RESTORE_SIGMASK 6 /* restore saved signal mask */ #define TIF_SYSCALL_AUDIT 7 /* syscall auditing active */ #define TIF_NOTIFY_RESUME 8 /* callback before returning to user */ #define TIF_SINGLESTEP 9 /* single stepping? */ diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c index da0d9cb63403..1e22f981cd81 100644 --- a/arch/parisc/kernel/time.c +++ b/arch/parisc/kernel/time.c @@ -235,9 +235,26 @@ void __init time_init(void) cr16_hz = 100 * PAGE0->mem_10msec; /* Hz */ - /* register at clocksource framework */ - clocksource_register_hz(&clocksource_cr16, cr16_hz); - /* register as sched_clock source */ sched_clock_register(read_cr16_sched_clock, BITS_PER_LONG, cr16_hz); } + +static int __init init_cr16_clocksource(void) +{ + /* + * The cr16 interval timers are not syncronized across CPUs, so mark + * them unstable and lower rating on SMP systems. + */ + if (num_online_cpus() > 1) { + clocksource_cr16.flags = CLOCK_SOURCE_UNSTABLE; + clocksource_cr16.rating = 0; + } + + /* register at clocksource framework */ + clocksource_register_hz(&clocksource_cr16, + 100 * PAGE0->mem_10msec); + + return 0; +} + +device_initcall(init_cr16_clocksource); diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index 8ff9253930af..1a0b4f63f0e9 100644 --- a/arch/parisc/mm/fault.c +++ b/arch/parisc/mm/fault.c @@ -234,7 +234,7 @@ show_signal_msg(struct pt_regs *regs, unsigned long code, tsk->comm, code, address); print_vma_addr(KERN_CONT " in ", regs->iaoq[0]); - pr_cont(" trap #%lu: %s%c", code, trap_name(code), + pr_cont("\ntrap #%lu: %s%c", code, trap_name(code), vma ? ',':'\n'); if (vma) diff --git a/arch/s390/include/asm/asm-prototypes.h b/arch/s390/include/asm/asm-prototypes.h new file mode 100644 index 000000000000..2c3413b0ca52 --- /dev/null +++ b/arch/s390/include/asm/asm-prototypes.h @@ -0,0 +1,8 @@ +#ifndef _ASM_S390_PROTOTYPES_H + +#include <linux/kvm_host.h> +#include <linux/ftrace.h> +#include <asm/fpu/api.h> +#include <asm-generic/asm-prototypes.h> + +#endif /* _ASM_S390_PROTOTYPES_H */ diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index 6b246aadf311..1b5c5ee9fc1b 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -94,7 +94,7 @@ static void update_mt_scaling(void) * Update process times based on virtual cpu times stored by entry.S * to the lowcore fields user_timer, system_timer & steal_clock. */ -static int do_account_vtime(struct task_struct *tsk, int hardirq_offset) +static int do_account_vtime(struct task_struct *tsk) { u64 timer, clock, user, system, steal; u64 user_scaled, system_scaled; @@ -138,7 +138,7 @@ static int do_account_vtime(struct task_struct *tsk, int hardirq_offset) } account_user_time(tsk, user); tsk->utimescaled += user_scaled; - account_system_time(tsk, hardirq_offset, system); + account_system_time(tsk, 0, system); tsk->stimescaled += system_scaled; steal = S390_lowcore.steal_timer; @@ -152,7 +152,7 @@ static int do_account_vtime(struct task_struct *tsk, int hardirq_offset) void vtime_task_switch(struct task_struct *prev) { - do_account_vtime(prev, 0); + do_account_vtime(prev); prev->thread.user_timer = S390_lowcore.user_timer; prev->thread.system_timer = S390_lowcore.system_timer; S390_lowcore.user_timer = current->thread.user_timer; @@ -166,7 +166,7 @@ void vtime_task_switch(struct task_struct *prev) */ void vtime_account_user(struct task_struct *tsk) { - if (do_account_vtime(tsk, HARDIRQ_OFFSET)) + if (do_account_vtime(tsk)) virt_timer_expire(); } diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c index b47edb8f5256..410efb2c7b80 100644 --- a/arch/x86/kernel/pci-swiotlb.c +++ b/arch/x86/kernel/pci-swiotlb.c @@ -68,12 +68,10 @@ static struct dma_map_ops swiotlb_dma_ops = { */ int __init pci_swiotlb_detect_override(void) { - int use_swiotlb = swiotlb | swiotlb_force; - - if (swiotlb_force) + if (swiotlb_force == SWIOTLB_FORCE) swiotlb = 1; - return use_swiotlb; + return swiotlb; } IOMMU_INIT_FINISH(pci_swiotlb_detect_override, pci_xen_swiotlb_detect, diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 24db5fb6f575..a236decb81e4 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -132,12 +132,6 @@ module_param_named(preemption_timer, enable_preemption_timer, bool, S_IRUGO); #define VMX_MISC_EMULATED_PREEMPTION_TIMER_RATE 5 -#define VMX_VPID_EXTENT_SUPPORTED_MASK \ - (VMX_VPID_EXTENT_INDIVIDUAL_ADDR_BIT | \ - VMX_VPID_EXTENT_SINGLE_CONTEXT_BIT | \ - VMX_VPID_EXTENT_GLOBAL_CONTEXT_BIT | \ - VMX_VPID_EXTENT_SINGLE_NON_GLOBAL_BIT) - /* * Hyper-V requires all of these, so mark them as supported even though * they are just treated the same as all-context. @@ -10473,12 +10467,12 @@ static int nested_vmx_run(struct kvm_vcpu *vcpu, bool launch) !nested_guest_cr4_valid(vcpu, vmcs12->guest_cr4)) { nested_vmx_entry_failure(vcpu, vmcs12, EXIT_REASON_INVALID_STATE, ENTRY_FAIL_DEFAULT); - goto out; + return 1; } if (vmcs12->vmcs_link_pointer != -1ull) { nested_vmx_entry_failure(vcpu, vmcs12, EXIT_REASON_INVALID_STATE, ENTRY_FAIL_VMCS_LINK_PTR); - goto out; + return 1; } /* @@ -10498,7 +10492,7 @@ static int nested_vmx_run(struct kvm_vcpu *vcpu, bool launch) ia32e != !!(vmcs12->guest_ia32_efer & EFER_LME))) { nested_vmx_entry_failure(vcpu, vmcs12, EXIT_REASON_INVALID_STATE, ENTRY_FAIL_DEFAULT); - goto out; + return 1; } } @@ -10516,7 +10510,7 @@ static int nested_vmx_run(struct kvm_vcpu *vcpu, bool launch) ia32e != !!(vmcs12->host_ia32_efer & EFER_LME)) { nested_vmx_entry_failure(vcpu, vmcs12, EXIT_REASON_INVALID_STATE, ENTRY_FAIL_DEFAULT); - goto out; + return 1; } } diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 51ccfe08e32f..2f22810a7e0c 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3070,6 +3070,8 @@ static void kvm_vcpu_ioctl_x86_get_vcpu_events(struct kvm_vcpu *vcpu, memset(&events->reserved, 0, sizeof(events->reserved)); } +static void kvm_set_hflags(struct kvm_vcpu *vcpu, unsigned emul_flags); + static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu, struct kvm_vcpu_events *events) { @@ -3106,10 +3108,13 @@ static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu, vcpu->arch.apic->sipi_vector = events->sipi_vector; if (events->flags & KVM_VCPUEVENT_VALID_SMM) { + u32 hflags = vcpu->arch.hflags; if (events->smi.smm) - vcpu->arch.hflags |= HF_SMM_MASK; + hflags |= HF_SMM_MASK; else - vcpu->arch.hflags &= ~HF_SMM_MASK; + hflags &= ~HF_SMM_MASK; + kvm_set_hflags(vcpu, hflags); + vcpu->arch.smi_pending = events->smi.pending; if (events->smi.smm_inside_nmi) vcpu->arch.hflags |= HF_SMM_INSIDE_NMI_MASK; diff --git a/arch/x86/xen/pci-swiotlb-xen.c b/arch/x86/xen/pci-swiotlb-xen.c index a9fafb5c8738..a0b36a9d5df1 100644 --- a/arch/x86/xen/pci-swiotlb-xen.c +++ b/arch/x86/xen/pci-swiotlb-xen.c @@ -48,7 +48,7 @@ int __init pci_xen_swiotlb_detect(void) * activate this IOMMU. If running as PV privileged, activate it * irregardless. */ - if ((xen_initial_domain() || swiotlb || swiotlb_force)) + if (xen_initial_domain() || swiotlb || swiotlb_force == SWIOTLB_FORCE) xen_swiotlb = 1; /* If we are running under Xen, we MUST disable the native SWIOTLB. diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 8c394e30e5fe..f3f7b41116f7 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -713,10 +713,9 @@ static void __init xen_reserve_xen_mfnlist(void) size = PFN_PHYS(xen_start_info->nr_p2m_frames); } - if (!xen_is_e820_reserved(start, size)) { - memblock_reserve(start, size); + memblock_reserve(start, size); + if (!xen_is_e820_reserved(start, size)) return; - } #ifdef CONFIG_X86_32 /* @@ -727,6 +726,7 @@ static void __init xen_reserve_xen_mfnlist(void) BUG(); #else xen_relocate_p2m(); + memblock_free(start, size); #endif } diff --git a/block/blk-wbt.c b/block/blk-wbt.c index 6e82769f4042..f0a9c07b4c7a 100644 --- a/block/blk-wbt.c +++ b/block/blk-wbt.c @@ -544,6 +544,8 @@ static inline bool may_queue(struct rq_wb *rwb, struct rq_wait *rqw, * the timer to kick off queuing again. */ static void __wbt_wait(struct rq_wb *rwb, unsigned long rw, spinlock_t *lock) + __releases(lock) + __acquires(lock) { struct rq_wait *rqw = get_rq_wait(rwb, current_is_kswapd()); DEFINE_WAIT(wait); @@ -558,13 +560,12 @@ static void __wbt_wait(struct rq_wb *rwb, unsigned long rw, spinlock_t *lock) if (may_queue(rwb, rqw, &wait, rw)) break; - if (lock) + if (lock) { spin_unlock_irq(lock); - - io_schedule(); - - if (lock) + io_schedule(); spin_lock_irq(lock); + } else + io_schedule(); } while (1); finish_wait(&rqw->wait, &wait); @@ -595,7 +596,7 @@ static inline bool wbt_should_throttle(struct rq_wb *rwb, struct bio *bio) * in an irq held spinlock, if it holds one when calling this function. * If we do sleep, we'll release and re-grab it. */ -unsigned int wbt_wait(struct rq_wb *rwb, struct bio *bio, spinlock_t *lock) +enum wbt_flags wbt_wait(struct rq_wb *rwb, struct bio *bio, spinlock_t *lock) { unsigned int ret = 0; diff --git a/drivers/acpi/acpi_watchdog.c b/drivers/acpi/acpi_watchdog.c index 13caebd679f5..8c4e0a18460a 100644 --- a/drivers/acpi/acpi_watchdog.c +++ b/drivers/acpi/acpi_watchdog.c @@ -114,7 +114,7 @@ void __init acpi_watchdog_init(void) pdev = platform_device_register_simple("wdat_wdt", PLATFORM_DEVID_NONE, resources, nresources); if (IS_ERR(pdev)) - pr_err("Failed to create platform device\n"); + pr_err("Device creation failed: %ld\n", PTR_ERR(pdev)); kfree(resources); diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index f8d65647ea79..fb19e1cdb641 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -98,7 +98,15 @@ static int find_child_checks(struct acpi_device *adev, bool check_children) if (check_children && list_empty(&adev->children)) return -ENODEV; - return sta_present ? FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE; + /* + * If the device has a _HID (or _CID) returning a valid ACPI/PNP + * device ID, it is better to make it look less attractive here, so that + * the other device with the same _ADR value (that may not have a valid + * device ID) can be matched going forward. [This means a second spec + * violation in a row, so whatever we do here is best effort anyway.] + */ + return sta_present && list_empty(&adev->pnp.ids) ? + FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE; } struct acpi_device *acpi_find_child_device(struct acpi_device *parent, @@ -250,7 +258,6 @@ int acpi_bind_one(struct device *dev, struct acpi_device *acpi_dev) return 0; err: - acpi_dma_deconfigure(dev); ACPI_COMPANION_SET(dev, NULL); put_device(dev); put_device(&acpi_dev->dev); diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index 1b41a2739dac..0c452265c111 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -37,6 +37,7 @@ void acpi_amba_init(void); static inline void acpi_amba_init(void) {} #endif int acpi_sysfs_init(void); +void acpi_gpe_apply_masked_gpes(void); void acpi_container_init(void); void acpi_memory_hotplug_init(void); #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 45dec874ea55..192691880d55 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -2074,6 +2074,7 @@ int __init acpi_scan_init(void) } } + acpi_gpe_apply_masked_gpes(); acpi_update_all_gpes(); acpi_ec_ecdt_start(); diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index 703c26e7022c..cf05ae973381 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -708,6 +708,62 @@ end: return result ? result : size; } +/* + * A Quirk Mechanism for GPE Flooding Prevention: + * + * Quirks may be needed to prevent GPE flooding on a specific GPE. The + * flooding typically cannot be detected and automatically prevented by + * ACPI_GPE_DISPATCH_NONE check because there is a _Lxx/_Exx prepared in + * the AML tables. This normally indicates a feature gap in Linux, thus + * instead of providing endless quirk tables, we provide a boot parameter + * for those who want this quirk. For example, if the users want to prevent + * the GPE flooding for GPE 00, they need to specify the following boot + * parameter: + * acpi_mask_gpe=0x00 + * The masking status can be modified by the following runtime controlling + * interface: + * echo unmask > /sys/firmware/acpi/interrupts/gpe00 + */ + +/* + * Currently, the GPE flooding prevention only supports to mask the GPEs + * numbered from 00 to 7f. + */ +#define ACPI_MASKABLE_GPE_MAX 0x80 + +static u64 __initdata acpi_masked_gpes; + +static int __init acpi_gpe_set_masked_gpes(char *val) +{ + u8 gpe; + + if (kstrtou8(val, 0, &gpe) || gpe > ACPI_MASKABLE_GPE_MAX) + return -EINVAL; + acpi_masked_gpes |= ((u64)1<<gpe); + + return 1; +} +__setup("acpi_mask_gpe=", acpi_gpe_set_masked_gpes); + +void __init acpi_gpe_apply_masked_gpes(void) +{ + acpi_handle handle; + acpi_status status; + u8 gpe; + + for (gpe = 0; + gpe < min_t(u8, ACPI_MASKABLE_GPE_MAX, acpi_current_gpe_count); + gpe++) { + if (acpi_masked_gpes & ((u64)1<<gpe)) { + status = acpi_get_gpe_device(gpe, &handle); + if (ACPI_SUCCESS(status)) { + pr_info("Masking GPE 0x%x.\n", gpe); + (void)acpi_mask_gpe(handle, gpe, TRUE); + } + } + } +} + void acpi_irq_stats_init(void) { acpi_status status; diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index a5e1262b964b..2997026b4dfb 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -626,6 +626,7 @@ static int genpd_runtime_resume(struct device *dev) out: /* Measure resume latency. */ + time_start = 0; if (timed && runtime_pm) time_start = ktime_get(); diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c index 5eb05dbf59b8..fc585f370549 100644 --- a/drivers/clk/clk-stm32f4.c +++ b/drivers/clk/clk-stm32f4.c @@ -768,5 +768,5 @@ fail: kfree(clks); iounmap(base); } -CLK_OF_DECLARE(stm32f42xx_rcc, "st,stm32f42xx-rcc", stm32f4_rcc_init); -CLK_OF_DECLARE(stm32f46xx_rcc, "st,stm32f469-rcc", stm32f4_rcc_init); +CLK_OF_DECLARE_DRIVER(stm32f42xx_rcc, "st,stm32f42xx-rcc", stm32f4_rcc_init); +CLK_OF_DECLARE_DRIVER(stm32f46xx_rcc, "st,stm32f469-rcc", stm32f4_rcc_init); diff --git a/drivers/clk/renesas/clk-mstp.c b/drivers/clk/renesas/clk-mstp.c index 9375777776d9..b533f99550e1 100644 --- a/drivers/clk/renesas/clk-mstp.c +++ b/drivers/clk/renesas/clk-mstp.c @@ -37,12 +37,14 @@ * @smstpcr: module stop control register * @mstpsr: module stop status register (optional) * @lock: protects writes to SMSTPCR + * @width_8bit: registers are 8-bit, not 32-bit */ struct mstp_clock_group { struct clk_onecell_data data; void __iomem *smstpcr; void __iomem *mstpsr; spinlock_t lock; + bool width_8bit; }; /** @@ -59,6 +61,18 @@ struct mstp_clock { #define to_mstp_clock(_hw) container_of(_hw, struct mstp_clock, hw) +static inline u32 cpg_mstp_read(struct mstp_clock_group *group, + u32 __iomem *reg) +{ + return group->width_8bit ? readb(reg) : clk_readl(reg); +} + +static inline void cpg_mstp_write(struct mstp_clock_group *group, u32 val, + u32 __iomem *reg) +{ + group->width_8bit ? writeb(val, reg) : clk_writel(val, reg); +} + static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable) { struct mstp_clock *clock = to_mstp_clock(hw); @@ -70,12 +84,12 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable) spin_lock_irqsave(&group->lock, flags); - value = clk_readl(group->smstpcr); + value = cpg_mstp_read(group, group->smstpcr); if (enable) value &= ~bitmask; else value |= bitmask; - clk_writel(value, group->smstpcr); + cpg_mstp_write(group, value, group->smstpcr); spin_unlock_irqrestore(&group->lock, flags); @@ -83,7 +97,7 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable) return 0; for (i = 1000; i > 0; --i) { - if (!(clk_readl(group->mstpsr) & bitmask)) + if (!(cpg_mstp_read(group, group->mstpsr) & bitmask)) break; cpu_relax(); } @@ -114,9 +128,9 @@ static int cpg_mstp_clock_is_enabled(struct clk_hw *hw) u32 value; if (group->mstpsr) - value = clk_readl(group->mstpsr); + value = cpg_mstp_read(group, group->mstpsr); else - value = clk_readl(group->smstpcr); + value = cpg_mstp_read(group, group->smstpcr); return !(value & BIT(clock->bit_index)); } @@ -188,6 +202,9 @@ static void __init cpg_mstp_clocks_init(struct device_node *np) return; } + if (of_device_is_compatible(np, "renesas,r7s72100-mstp-clocks")) + group->width_8bit = true; + for (i = 0; i < MSTP_MAX_CLOCKS; ++i) clks[i] = ERR_PTR(-ENOENT); diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index bc97b6a4b1cf..7fcaf26e8f81 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -26,6 +26,8 @@ static const struct of_device_id machines[] __initconst = { { .compatible = "allwinner,sun8i-a83t", }, { .compatible = "allwinner,sun8i-h3", }, + { .compatible = "apm,xgene-shadowcat", }, + { .compatible = "arm,integrator-ap", }, { .compatible = "arm,integrator-cp", }, diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 6acbd4af632e..f91c25718d16 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -857,13 +857,13 @@ static struct freq_attr *hwp_cpufreq_attrs[] = { NULL, }; -static void intel_pstate_hwp_set(const struct cpumask *cpumask) +static void intel_pstate_hwp_set(struct cpufreq_policy *policy) { int min, hw_min, max, hw_max, cpu, range, adj_range; struct perf_limits *perf_limits = limits; u64 value, cap; - for_each_cpu(cpu, cpumask) { + for_each_cpu(cpu, policy->cpus) { int max_perf_pct, min_perf_pct; struct cpudata *cpu_data = all_cpu_data[cpu]; s16 epp; @@ -949,7 +949,7 @@ skip_epp: static int intel_pstate_hwp_set_policy(struct cpufreq_policy *policy) { if (hwp_active) - intel_pstate_hwp_set(policy->cpus); + intel_pstate_hwp_set(policy); return 0; } @@ -968,19 +968,28 @@ static int intel_pstate_hwp_save_state(struct cpufreq_policy *policy) static int intel_pstate_resume(struct cpufreq_policy *policy) { + int ret; + if (!hwp_active) return 0; + mutex_lock(&intel_pstate_limits_lock); + all_cpu_data[policy->cpu]->epp_policy = 0; - return intel_pstate_hwp_set_policy(policy); + ret = intel_pstate_hwp_set_policy(policy); + + mutex_unlock(&intel_pstate_limits_lock); + + return ret; } -static void intel_pstate_hwp_set_online_cpus(void) +static void intel_pstate_update_policies(void) { - get_online_cpus(); - intel_pstate_hwp_set(cpu_online_mask); - put_online_cpus(); + int cpu; + + for_each_possible_cpu(cpu) + cpufreq_update_policy(cpu); } /************************** debugfs begin ************************/ @@ -1018,10 +1027,6 @@ static void __init intel_pstate_debug_expose_params(void) struct dentry *debugfs_parent; int i = 0; - if (hwp_active || - pstate_funcs.get_target_pstate == get_target_pstate_use_cpu_load) - return; - debugfs_parent = debugfs_create_dir("pstate_snb", NULL); if (IS_ERR_OR_NULL(debugfs_parent)) return; @@ -1105,11 +1110,10 @@ static ssize_t store_no_turbo(struct kobject *a, struct attribute *b, limits->no_turbo = clamp_t(int, input, 0, 1); - if (hwp_active) - intel_pstate_hwp_set_online_cpus(); - mutex_unlock(&intel_pstate_limits_lock); + intel_pstate_update_policies(); + return count; } @@ -1134,11 +1138,10 @@ static ssize_t store_max_perf_pct(struct kobject *a, struct attribute *b, limits->max_perf_pct); limits->max_perf = div_ext_fp(limits->max_perf_pct, 100); - if (hwp_active) - intel_pstate_hwp_set_online_cpus(); - mutex_unlock(&intel_pstate_limits_lock); + intel_pstate_update_policies(); + return count; } @@ -1163,11 +1166,10 @@ static ssize_t store_min_perf_pct(struct kobject *a, struct attribute *b, limits->min_perf_pct); limits->min_perf = div_ext_fp(limits->min_perf_pct, 100); - if (hwp_active) - intel_pstate_hwp_set_online_cpus(); - mutex_unlock(&intel_pstate_limits_lock); + intel_pstate_update_policies(); + return count; } @@ -2153,8 +2155,12 @@ static int intel_cpufreq_verify_policy(struct cpufreq_policy *policy) if (per_cpu_limits) perf_limits = cpu->perf_limits; + mutex_lock(&intel_pstate_limits_lock); + intel_pstate_update_perf_limits(policy, perf_limits); + mutex_unlock(&intel_pstate_limits_lock); + return 0; } @@ -2487,7 +2493,10 @@ hwp_cpu_matched: if (rc) goto out; - intel_pstate_debug_expose_params(); + if (intel_pstate_driver == &intel_pstate && !hwp_active && + pstate_funcs.get_target_pstate != get_target_pstate_use_cpu_load) + intel_pstate_debug_expose_params(); + intel_pstate_sysfs_expose_params(); if (hwp_active) diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index a324801d6a66..47206a21bb90 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -593,11 +593,16 @@ struct devfreq *devfreq_add_device(struct device *dev, list_add(&devfreq->node, &devfreq_list); governor = find_devfreq_governor(devfreq->governor_name); - if (!IS_ERR(governor)) - devfreq->governor = governor; - if (devfreq->governor) - err = devfreq->governor->event_handler(devfreq, - DEVFREQ_GOV_START, NULL); + if (IS_ERR(governor)) { + dev_err(dev, "%s: Unable to find governor for the device\n", + __func__); + err = PTR_ERR(governor); + goto err_init; + } + + devfreq->governor = governor; + err = devfreq->governor->event_handler(devfreq, DEVFREQ_GOV_START, + NULL); if (err) { dev_err(dev, "%s: Unable to start governor for the device\n", __func__); diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c index a8ed7792ece2..9af86f46fbec 100644 --- a/drivers/devfreq/exynos-bus.c +++ b/drivers/devfreq/exynos-bus.c @@ -497,7 +497,7 @@ passive: if (IS_ERR(bus->devfreq)) { dev_err(dev, "failed to add devfreq dev with passive governor\n"); - ret = -EPROBE_DEFER; + ret = PTR_ERR(bus->devfreq); goto err; } diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c index 70e13230d8db..9ad0b1934be9 100644 --- a/drivers/firmware/arm_scpi.c +++ b/drivers/firmware/arm_scpi.c @@ -721,11 +721,17 @@ static int scpi_sensor_get_value(u16 sensor, u64 *val) ret = scpi_send_message(CMD_SENSOR_VALUE, &id, sizeof(id), &buf, sizeof(buf)); - if (!ret) + if (ret) + return ret; + + if (scpi_info->is_legacy) + /* only 32-bits supported, hi_val can be junk */ + *val = le32_to_cpu(buf.lo_val); + else *val = (u64)le32_to_cpu(buf.hi_val) << 32 | le32_to_cpu(buf.lo_val); - return ret; + return 0; } static int scpi_device_get_power_state(u16 dev_id) diff --git a/drivers/firmware/psci_checker.c b/drivers/firmware/psci_checker.c index 44bdb78f837b..29d58feaf675 100644 --- a/drivers/firmware/psci_checker.c +++ b/drivers/firmware/psci_checker.c @@ -270,8 +270,7 @@ static int suspend_test_thread(void *arg) struct cpuidle_device *dev; struct cpuidle_driver *drv; /* No need for an actual callback, we just want to wake up the CPU. */ - struct timer_list wakeup_timer = - TIMER_INITIALIZER(dummy_callback, 0, 0); + struct timer_list wakeup_timer; /* Wait for the main thread to give the start signal. */ wait_for_completion(&suspend_threads_started); @@ -287,6 +286,7 @@ static int suspend_test_thread(void *arg) pr_info("CPU %d entering suspend cycles, states 1 through %d\n", cpu, drv->state_count - 1); + setup_timer_on_stack(&wakeup_timer, dummy_callback, 0); for (i = 0; i < NUM_SUSPEND_CYCLE; ++i) { int index; /* diff --git a/drivers/gpu/drm/i915/gvt/cfg_space.c b/drivers/gpu/drm/i915/gvt/cfg_space.c index db516382a4d4..711c31c8d8b4 100644 --- a/drivers/gpu/drm/i915/gvt/cfg_space.c +++ b/drivers/gpu/drm/i915/gvt/cfg_space.c @@ -123,6 +123,7 @@ static int emulate_pci_command_write(struct intel_vgpu *vgpu, u8 changed = old ^ new; int ret; + memcpy(vgpu_cfg_space(vgpu) + offset, p_data, bytes); if (!(changed & PCI_COMMAND_MEMORY)) return 0; @@ -142,7 +143,6 @@ static int emulate_pci_command_write(struct intel_vgpu *vgpu, return ret; } - memcpy(vgpu_cfg_space(vgpu) + offset, p_data, bytes); return 0; } @@ -240,7 +240,7 @@ int intel_vgpu_emulate_cfg_write(struct intel_vgpu *vgpu, unsigned int offset, if (WARN_ON(bytes > 4)) return -EINVAL; - if (WARN_ON(offset + bytes >= INTEL_GVT_MAX_CFG_SPACE_SZ)) + if (WARN_ON(offset + bytes > INTEL_GVT_MAX_CFG_SPACE_SZ)) return -EINVAL; /* First check if it's PCI_COMMAND */ diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 7eaaf1c9ed2b..6c5fdf5b2ce2 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1998,6 +1998,8 @@ int intel_vgpu_init_gtt(struct intel_vgpu *vgpu) INIT_LIST_HEAD(>t->oos_page_list_head); INIT_LIST_HEAD(>t->post_shadow_list_head); + intel_vgpu_reset_ggtt(vgpu); + ggtt_mm = intel_vgpu_create_mm(vgpu, INTEL_GVT_MM_GGTT, NULL, 1, 0); if (IS_ERR(ggtt_mm)) { @@ -2206,6 +2208,7 @@ int intel_vgpu_g2v_destroy_ppgtt_mm(struct intel_vgpu *vgpu, int intel_gvt_init_gtt(struct intel_gvt *gvt) { int ret; + void *page_addr; gvt_dbg_core("init gtt\n"); @@ -2218,6 +2221,23 @@ int intel_gvt_init_gtt(struct intel_gvt *gvt) return -ENODEV; } + gvt->gtt.scratch_ggtt_page = + alloc_page(GFP_KERNEL | GFP_ATOMIC | __GFP_ZERO); + if (!gvt->gtt.scratch_ggtt_page) { + gvt_err("fail to allocate scratch ggtt page\n"); + return -ENOMEM; + } + + page_addr = page_address(gvt->gtt.scratch_ggtt_page); + + gvt->gtt.scratch_ggtt_mfn = + intel_gvt_hypervisor_virt_to_mfn(page_addr); + if (gvt->gtt.scratch_ggtt_mfn == INTEL_GVT_INVALID_ADDR) { + gvt_err("fail to translate scratch ggtt page\n"); + __free_page(gvt->gtt.scratch_ggtt_page); + return -EFAULT; + } + if (enable_out_of_sync) { ret = setup_spt_oos(gvt); if (ret) { @@ -2239,6 +2259,41 @@ int intel_gvt_init_gtt(struct intel_gvt *gvt) */ void intel_gvt_clean_gtt(struct intel_gvt *gvt) { + __free_page(gvt->gtt.scratch_ggtt_page); + if (enable_out_of_sync) clean_spt_oos(gvt); } + +/** + * intel_vgpu_reset_ggtt - reset the GGTT entry + * @vgpu: a vGPU + * + * This function is called at the vGPU create stage + * to reset all the GGTT entries. + * + */ +void intel_vgpu_reset_ggtt(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + u32 index; + u32 offset; + u32 num_entries; + struct intel_gvt_gtt_entry e; + + memset(&e, 0, sizeof(struct intel_gvt_gtt_entry)); + e.type = GTT_TYPE_GGTT_PTE; + ops->set_pfn(&e, gvt->gtt.scratch_ggtt_mfn); + e.val64 |= _PAGE_PRESENT; + + index = vgpu_aperture_gmadr_base(vgpu) >> PAGE_SHIFT; + num_entries = vgpu_aperture_sz(vgpu) >> PAGE_SHIFT; + for (offset = 0; offset < num_entries; offset++) + ops->set_entry(NULL, &e, index + offset, false, 0, vgpu); + + index = vgpu_hidden_gmadr_base(vgpu) >> PAGE_SHIFT; + num_entries = vgpu_hidden_sz(vgpu) >> PAGE_SHIFT; + for (offset = 0; offset < num_entries; offset++) + ops->set_entry(NULL, &e, index + offset, false, 0, vgpu); +} diff --git a/drivers/gpu/drm/i915/gvt/gtt.h b/drivers/gpu/drm/i915/gvt/gtt.h index d250013bc37b..b315ab3593ec 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.h +++ b/drivers/gpu/drm/i915/gvt/gtt.h @@ -81,6 +81,9 @@ struct intel_gvt_gtt { struct list_head oos_page_use_list_head; struct list_head oos_page_free_list_head; struct list_head mm_lru_list_head; + + struct page *scratch_ggtt_page; + unsigned long scratch_ggtt_mfn; }; enum { @@ -202,6 +205,7 @@ struct intel_vgpu_gtt { extern int intel_vgpu_init_gtt(struct intel_vgpu *vgpu); extern void intel_vgpu_clean_gtt(struct intel_vgpu *vgpu); +void intel_vgpu_reset_ggtt(struct intel_vgpu *vgpu); extern int intel_gvt_init_gtt(struct intel_gvt *gvt); extern void intel_gvt_clean_gtt(struct intel_gvt *gvt); diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index ad0e9364ee70..0af17016f33f 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -175,6 +175,7 @@ struct intel_vgpu { struct notifier_block group_notifier; struct kvm *kvm; struct work_struct release_work; + atomic_t released; } vdev; #endif }; diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index 4dd6722a7339..faaae07ae487 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -114,12 +114,15 @@ out: static kvm_pfn_t gvt_cache_find(struct intel_vgpu *vgpu, gfn_t gfn) { struct gvt_dma *entry; + kvm_pfn_t pfn; mutex_lock(&vgpu->vdev.cache_lock); + entry = __gvt_cache_find(vgpu, gfn); - mutex_unlock(&vgpu->vdev.cache_lock); + pfn = (entry == NULL) ? 0 : entry->pfn; - return entry == NULL ? 0 : entry->pfn; + mutex_unlock(&vgpu->vdev.cache_lock); + return pfn; } static void gvt_cache_add(struct intel_vgpu *vgpu, gfn_t gfn, kvm_pfn_t pfn) @@ -166,7 +169,7 @@ static void __gvt_cache_remove_entry(struct intel_vgpu *vgpu, static void gvt_cache_remove(struct intel_vgpu *vgpu, gfn_t gfn) { - struct device *dev = &vgpu->vdev.mdev->dev; + struct device *dev = mdev_dev(vgpu->vdev.mdev); struct gvt_dma *this; unsigned long g1; int rc; @@ -195,7 +198,7 @@ static void gvt_cache_destroy(struct intel_vgpu *vgpu) { struct gvt_dma *dma; struct rb_node *node = NULL; - struct device *dev = &vgpu->vdev.mdev->dev; + struct device *dev = mdev_dev(vgpu->vdev.mdev); unsigned long gfn; mutex_lock(&vgpu->vdev.cache_lock); @@ -396,7 +399,7 @@ static int intel_vgpu_create(struct kobject *kobj, struct mdev_device *mdev) struct device *pdev; void *gvt; - pdev = mdev->parent->dev; + pdev = mdev_parent_dev(mdev); gvt = kdev_to_i915(pdev)->gvt; type = intel_gvt_find_vgpu_type(gvt, kobject_name(kobj)); @@ -418,7 +421,7 @@ static int intel_vgpu_create(struct kobject *kobj, struct mdev_device *mdev) mdev_set_drvdata(mdev, vgpu); gvt_dbg_core("intel_vgpu_create succeeded for mdev: %s\n", - dev_name(&mdev->dev)); + dev_name(mdev_dev(mdev))); return 0; } @@ -482,7 +485,7 @@ static int intel_vgpu_open(struct mdev_device *mdev) vgpu->vdev.group_notifier.notifier_call = intel_vgpu_group_notifier; events = VFIO_IOMMU_NOTIFY_DMA_UNMAP; - ret = vfio_register_notifier(&mdev->dev, VFIO_IOMMU_NOTIFY, &events, + ret = vfio_register_notifier(mdev_dev(mdev), VFIO_IOMMU_NOTIFY, &events, &vgpu->vdev.iommu_notifier); if (ret != 0) { gvt_err("vfio_register_notifier for iommu failed: %d\n", ret); @@ -490,17 +493,26 @@ static int intel_vgpu_open(struct mdev_device *mdev) } events = VFIO_GROUP_NOTIFY_SET_KVM; - ret = vfio_register_notifier(&mdev->dev, VFIO_GROUP_NOTIFY, &events, + ret = vfio_register_notifier(mdev_dev(mdev), VFIO_GROUP_NOTIFY, &events, &vgpu->vdev.group_notifier); if (ret != 0) { gvt_err("vfio_register_notifier for group failed: %d\n", ret); goto undo_iommu; } - return kvmgt_guest_init(mdev); + ret = kvmgt_guest_init(mdev); + if (ret) + goto undo_group; + + atomic_set(&vgpu->vdev.released, 0); + return ret; + +undo_group: + vfio_unregister_notifier(mdev_dev(mdev), VFIO_GROUP_NOTIFY, + &vgpu->vdev.group_notifier); undo_iommu: - vfio_unregister_notifier(&mdev->dev, VFIO_IOMMU_NOTIFY, + vfio_unregister_notifier(mdev_dev(mdev), VFIO_IOMMU_NOTIFY, &vgpu->vdev.iommu_notifier); out: return ret; @@ -509,17 +521,26 @@ out: static void __intel_vgpu_release(struct intel_vgpu *vgpu) { struct kvmgt_guest_info *info; + int ret; if (!handle_valid(vgpu->handle)) return; - vfio_unregister_notifier(&vgpu->vdev.mdev->dev, VFIO_IOMMU_NOTIFY, + if (atomic_cmpxchg(&vgpu->vdev.released, 0, 1)) + return; + + ret = vfio_unregister_notifier(mdev_dev(vgpu->vdev.mdev), VFIO_IOMMU_NOTIFY, &vgpu->vdev.iommu_notifier); - vfio_unregister_notifier(&vgpu->vdev.mdev->dev, VFIO_GROUP_NOTIFY, + WARN(ret, "vfio_unregister_notifier for iommu failed: %d\n", ret); + + ret = vfio_unregister_notifier(mdev_dev(vgpu->vdev.mdev), VFIO_GROUP_NOTIFY, &vgpu->vdev.group_notifier); + WARN(ret, "vfio_unregister_notifier for group failed: %d\n", ret); info = (struct kvmgt_guest_info *)vgpu->handle; kvmgt_guest_exit(info); + + vgpu->vdev.kvm = NULL; vgpu->handle = 0; } @@ -534,6 +555,7 @@ static void intel_vgpu_release_work(struct work_struct *work) { struct intel_vgpu *vgpu = container_of(work, struct intel_vgpu, vdev.release_work); + __intel_vgpu_release(vgpu); } @@ -1089,7 +1111,7 @@ static long intel_vgpu_ioctl(struct mdev_device *mdev, unsigned int cmd, return 0; } -static const struct parent_ops intel_vgpu_ops = { +static const struct mdev_parent_ops intel_vgpu_ops = { .supported_type_groups = intel_vgpu_type_groups, .create = intel_vgpu_create, .remove = intel_vgpu_remove, @@ -1134,6 +1156,10 @@ static int kvmgt_write_protect_add(unsigned long handle, u64 gfn) idx = srcu_read_lock(&kvm->srcu); slot = gfn_to_memslot(kvm, gfn); + if (!slot) { + srcu_read_unlock(&kvm->srcu, idx); + return -EINVAL; + } spin_lock(&kvm->mmu_lock); @@ -1164,6 +1190,10 @@ static int kvmgt_write_protect_remove(unsigned long handle, u64 gfn) idx = srcu_read_lock(&kvm->srcu); slot = gfn_to_memslot(kvm, gfn); + if (!slot) { + srcu_read_unlock(&kvm->srcu, idx); + return -EINVAL; + } spin_lock(&kvm->mmu_lock); @@ -1311,18 +1341,14 @@ static int kvmgt_guest_init(struct mdev_device *mdev) static bool kvmgt_guest_exit(struct kvmgt_guest_info *info) { - struct intel_vgpu *vgpu; - if (!info) { gvt_err("kvmgt_guest_info invalid\n"); return false; } - vgpu = info->vgpu; - kvm_page_track_unregister_notifier(info->kvm, &info->track_node); kvmgt_protect_table_destroy(info); - gvt_cache_destroy(vgpu); + gvt_cache_destroy(info->vgpu); vfree(info); return true; @@ -1372,7 +1398,7 @@ static unsigned long kvmgt_gfn_to_pfn(unsigned long handle, unsigned long gfn) return pfn; pfn = INTEL_GVT_INVALID_ADDR; - dev = &info->vgpu->vdev.mdev->dev; + dev = mdev_dev(info->vgpu->vdev.mdev); rc = vfio_pin_pages(dev, &gfn, 1, IOMMU_READ | IOMMU_WRITE, &pfn); if (rc != 1) { gvt_err("vfio_pin_pages failed for gfn 0x%lx: %d\n", gfn, rc); diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c index d2a0fbc896c3..81cd921770c6 100644 --- a/drivers/gpu/drm/i915/gvt/opregion.c +++ b/drivers/gpu/drm/i915/gvt/opregion.c @@ -65,7 +65,7 @@ static int map_vgpu_opregion(struct intel_vgpu *vgpu, bool map) int i, ret; for (i = 0; i < INTEL_GVT_OPREGION_PAGES; i++) { - mfn = intel_gvt_hypervisor_virt_to_mfn(vgpu_opregion(vgpu) + mfn = intel_gvt_hypervisor_virt_to_mfn(vgpu_opregion(vgpu)->va + i * PAGE_SIZE); if (mfn == INTEL_GVT_INVALID_ADDR) { gvt_err("fail to get MFN from VA\n"); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 4a31b7a891ec..3dd7fc662859 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -244,14 +244,16 @@ err_phys: static void __i915_gem_object_release_shmem(struct drm_i915_gem_object *obj, - struct sg_table *pages) + struct sg_table *pages, + bool needs_clflush) { GEM_BUG_ON(obj->mm.madv == __I915_MADV_PURGED); if (obj->mm.madv == I915_MADV_DONTNEED) obj->mm.dirty = false; - if ((obj->base.read_domains & I915_GEM_DOMAIN_CPU) == 0 && + if (needs_clflush && + (obj->base.read_domains & I915_GEM_DOMAIN_CPU) == 0 && !cpu_cache_is_coherent(obj->base.dev, obj->cache_level)) drm_clflush_sg(pages); @@ -263,7 +265,7 @@ static void i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj, struct sg_table *pages) { - __i915_gem_object_release_shmem(obj, pages); + __i915_gem_object_release_shmem(obj, pages, false); if (obj->mm.dirty) { struct address_space *mapping = obj->base.filp->f_mapping; @@ -2231,7 +2233,7 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj, struct sgt_iter sgt_iter; struct page *page; - __i915_gem_object_release_shmem(obj, pages); + __i915_gem_object_release_shmem(obj, pages, true); i915_gem_gtt_finish_pages(obj, pages); @@ -2304,15 +2306,6 @@ unlock: mutex_unlock(&obj->mm.lock); } -static unsigned int swiotlb_max_size(void) -{ -#if IS_ENABLED(CONFIG_SWIOTLB) - return rounddown(swiotlb_nr_tbl() << IO_TLB_SHIFT, PAGE_SIZE); -#else - return 0; -#endif -} - static void i915_sg_trim(struct sg_table *orig_st) { struct sg_table new_st; @@ -2322,7 +2315,7 @@ static void i915_sg_trim(struct sg_table *orig_st) if (orig_st->nents == orig_st->orig_nents) return; - if (sg_alloc_table(&new_st, orig_st->nents, GFP_KERNEL)) + if (sg_alloc_table(&new_st, orig_st->nents, GFP_KERNEL | __GFP_NOWARN)) return; new_sg = new_st.sgl; @@ -2360,7 +2353,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) GEM_BUG_ON(obj->base.read_domains & I915_GEM_GPU_DOMAINS); GEM_BUG_ON(obj->base.write_domain & I915_GEM_GPU_DOMAINS); - max_segment = swiotlb_max_size(); + max_segment = swiotlb_max_segment(); if (!max_segment) max_segment = rounddown(UINT_MAX, PAGE_SIZE); @@ -2728,6 +2721,7 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) struct drm_i915_gem_request *request; struct i915_gem_context *incomplete_ctx; struct intel_timeline *timeline; + unsigned long flags; bool ring_hung; if (engine->irq_seqno_barrier) @@ -2763,13 +2757,20 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) if (i915_gem_context_is_default(incomplete_ctx)) return; + timeline = i915_gem_context_lookup_timeline(incomplete_ctx, engine); + + spin_lock_irqsave(&engine->timeline->lock, flags); + spin_lock(&timeline->lock); + list_for_each_entry_continue(request, &engine->timeline->requests, link) if (request->ctx == incomplete_ctx) reset_request(request); - timeline = i915_gem_context_lookup_timeline(incomplete_ctx, engine); list_for_each_entry(request, &timeline->requests, link) reset_request(request); + + spin_unlock(&timeline->lock); + spin_unlock_irqrestore(&engine->timeline->lock, flags); } void i915_gem_reset(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index e2b077df2da0..d229f47d1028 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -413,6 +413,25 @@ i915_gem_active_set(struct i915_gem_active *active, rcu_assign_pointer(active->request, request); } +/** + * i915_gem_active_set_retire_fn - updates the retirement callback + * @active - the active tracker + * @fn - the routine called when the request is retired + * @mutex - struct_mutex used to guard retirements + * + * i915_gem_active_set_retire_fn() updates the function pointer that + * is called when the final request associated with the @active tracker + * is retired. + */ +static inline void +i915_gem_active_set_retire_fn(struct i915_gem_active *active, + i915_gem_retire_fn fn, + struct mutex *mutex) +{ + lockdep_assert_held(mutex); + active->retire = fn ?: i915_gem_retire_noop; +} + static inline struct drm_i915_gem_request * __i915_gem_active_peek(const struct i915_gem_active *active) { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 6daad8613760..3dc8724df400 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -16791,7 +16791,6 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) for_each_intel_crtc(dev, crtc) { struct intel_crtc_state *crtc_state = crtc->config; - int pixclk = 0; __drm_atomic_helper_crtc_destroy_state(&crtc_state->base); memset(crtc_state, 0, sizeof(*crtc_state)); @@ -16803,23 +16802,9 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) crtc->base.enabled = crtc_state->base.enable; crtc->active = crtc_state->base.active; - if (crtc_state->base.active) { + if (crtc_state->base.active) dev_priv->active_crtcs |= 1 << crtc->pipe; - if (INTEL_GEN(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) - pixclk = ilk_pipe_pixel_rate(crtc_state); - else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) - pixclk = crtc_state->base.adjusted_mode.crtc_clock; - else - WARN_ON(dev_priv->display.modeset_calc_cdclk); - - /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */ - if (IS_BROADWELL(dev_priv) && crtc_state->ips_enabled) - pixclk = DIV_ROUND_UP(pixclk * 100, 95); - } - - dev_priv->min_pixclk[crtc->pipe] = pixclk; - readout_plane_state(crtc); DRM_DEBUG_KMS("[CRTC:%d:%s] hw state readout: %s\n", @@ -16892,6 +16877,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) } for_each_intel_crtc(dev, crtc) { + int pixclk = 0; + crtc->base.hwmode = crtc->config->base.adjusted_mode; memset(&crtc->base.mode, 0, sizeof(crtc->base.mode)); @@ -16919,10 +16906,23 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) */ crtc->base.state->mode.private_flags = I915_MODE_FLAG_INHERITED; + if (INTEL_GEN(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) + pixclk = ilk_pipe_pixel_rate(crtc->config); + else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + pixclk = crtc->config->base.adjusted_mode.crtc_clock; + else + WARN_ON(dev_priv->display.modeset_calc_cdclk); + + /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */ + if (IS_BROADWELL(dev_priv) && crtc->config->ips_enabled) + pixclk = DIV_ROUND_UP(pixclk * 100, 95); + drm_calc_timestamping_constants(&crtc->base, &crtc->base.hwmode); update_scanline_offset(crtc); } + dev_priv->min_pixclk[crtc->pipe] = pixclk; + intel_pipe_config_sanity_check(dev_priv, crtc->config); } } diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index d9bc19be855e..0b8e8eb85c19 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -355,7 +355,8 @@ intel_dp_init_panel_power_sequencer(struct drm_device *dev, struct intel_dp *intel_dp); static void intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, - struct intel_dp *intel_dp); + struct intel_dp *intel_dp, + bool force_disable_vdd); static void intel_dp_pps_init(struct drm_device *dev, struct intel_dp *intel_dp); @@ -516,7 +517,7 @@ vlv_power_sequencer_pipe(struct intel_dp *intel_dp) /* init power sequencer on this pipe and port */ intel_dp_init_panel_power_sequencer(dev, intel_dp); - intel_dp_init_panel_power_sequencer_registers(dev, intel_dp); + intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, true); /* * Even vdd force doesn't work until we've made @@ -553,7 +554,7 @@ bxt_power_sequencer_idx(struct intel_dp *intel_dp) * Only the HW needs to be reprogrammed, the SW state is fixed and * has been setup during connector init. */ - intel_dp_init_panel_power_sequencer_registers(dev, intel_dp); + intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, false); return 0; } @@ -636,7 +637,7 @@ vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp) port_name(port), pipe_name(intel_dp->pps_pipe)); intel_dp_init_panel_power_sequencer(dev, intel_dp); - intel_dp_init_panel_power_sequencer_registers(dev, intel_dp); + intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, false); } void intel_power_sequencer_reset(struct drm_i915_private *dev_priv) @@ -2912,7 +2913,7 @@ static void vlv_init_panel_power_sequencer(struct intel_dp *intel_dp) /* init power sequencer on this pipe and port */ intel_dp_init_panel_power_sequencer(dev, intel_dp); - intel_dp_init_panel_power_sequencer_registers(dev, intel_dp); + intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, true); } static void vlv_pre_enable_dp(struct intel_encoder *encoder, @@ -5055,7 +5056,8 @@ intel_dp_init_panel_power_sequencer(struct drm_device *dev, static void intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, - struct intel_dp *intel_dp) + struct intel_dp *intel_dp, + bool force_disable_vdd) { struct drm_i915_private *dev_priv = to_i915(dev); u32 pp_on, pp_off, pp_div, port_sel = 0; @@ -5068,6 +5070,31 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, intel_pps_get_registers(dev_priv, intel_dp, ®s); + /* + * On some VLV machines the BIOS can leave the VDD + * enabled even on power seqeuencers which aren't + * hooked up to any port. This would mess up the + * power domain tracking the first time we pick + * one of these power sequencers for use since + * edp_panel_vdd_on() would notice that the VDD was + * already on and therefore wouldn't grab the power + * domain reference. Disable VDD first to avoid this. + * This also avoids spuriously turning the VDD on as + * soon as the new power seqeuencer gets initialized. + */ + if (force_disable_vdd) { + u32 pp = ironlake_get_pp_control(intel_dp); + + WARN(pp & PANEL_POWER_ON, "Panel power already on\n"); + + if (pp & EDP_FORCE_VDD) + DRM_DEBUG_KMS("VDD already on, disabling first\n"); + + pp &= ~EDP_FORCE_VDD; + + I915_WRITE(regs.pp_ctrl, pp); + } + pp_on = (seq->t1_t3 << PANEL_POWER_UP_DELAY_SHIFT) | (seq->t8 << PANEL_LIGHT_ON_DELAY_SHIFT); pp_off = (seq->t9 << PANEL_LIGHT_OFF_DELAY_SHIFT) | @@ -5122,7 +5149,7 @@ static void intel_dp_pps_init(struct drm_device *dev, vlv_initial_power_sequencer_setup(intel_dp); } else { intel_dp_init_panel_power_sequencer(dev, intel_dp); - intel_dp_init_panel_power_sequencer_registers(dev, intel_dp); + intel_dp_init_panel_power_sequencer_registers(dev, intel_dp, false); } } diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index fd0e4dac7cc1..e589e17876dc 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -216,7 +216,8 @@ static void intel_overlay_submit_request(struct intel_overlay *overlay, { GEM_BUG_ON(i915_gem_active_peek(&overlay->last_flip, &overlay->i915->drm.struct_mutex)); - overlay->last_flip.retire = retire; + i915_gem_active_set_retire_fn(&overlay->last_flip, retire, + &overlay->i915->drm.struct_mutex); i915_gem_active_set(&overlay->last_flip, req); i915_add_request(req); } @@ -839,8 +840,8 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay, if (ret) goto out_unpin; - i915_gem_track_fb(overlay->vma->obj, new_bo, - INTEL_FRONTBUFFER_OVERLAY(pipe)); + i915_gem_track_fb(overlay->vma ? overlay->vma->obj : NULL, + vma->obj, INTEL_FRONTBUFFER_OVERLAY(pipe)); overlay->old_vma = overlay->vma; overlay->vma = vma; @@ -1430,6 +1431,8 @@ void intel_setup_overlay(struct drm_i915_private *dev_priv) overlay->contrast = 75; overlay->saturation = 146; + init_request_active(&overlay->last_flip, NULL); + regs = intel_overlay_map_regs(overlay); if (!regs) goto out_unpin_bo; diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c index d40ed9fdf68d..70b12f89a193 100644 --- a/drivers/hid/hid-asus.c +++ b/drivers/hid/hid-asus.c @@ -64,7 +64,8 @@ MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad"); #define QUIRK_SKIP_INPUT_MAPPING BIT(2) #define QUIRK_IS_MULTITOUCH BIT(3) -#define NOTEBOOK_QUIRKS QUIRK_FIX_NOTEBOOK_REPORT +#define KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT | \ + QUIRK_NO_INIT_REPORTS) #define TOUCHPAD_QUIRKS (QUIRK_NO_INIT_REPORTS | \ QUIRK_SKIP_INPUT_MAPPING | \ QUIRK_IS_MULTITOUCH) @@ -170,11 +171,11 @@ static int asus_raw_event(struct hid_device *hdev, static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi) { + struct input_dev *input = hi->input; struct asus_drvdata *drvdata = hid_get_drvdata(hdev); if (drvdata->quirks & QUIRK_IS_MULTITOUCH) { int ret; - struct input_dev *input = hi->input; input_set_abs_params(input, ABS_MT_POSITION_X, 0, MAX_X, 0, 0); input_set_abs_params(input, ABS_MT_POSITION_Y, 0, MAX_Y, 0, 0); @@ -191,10 +192,10 @@ static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi) hid_err(hdev, "Asus input mt init slots failed: %d\n", ret); return ret; } - - drvdata->input = input; } + drvdata->input = input; + return 0; } @@ -286,7 +287,11 @@ static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id) goto err_stop_hw; } - drvdata->input->name = "Asus TouchPad"; + if (drvdata->quirks & QUIRK_IS_MULTITOUCH) { + drvdata->input->name = "Asus TouchPad"; + } else { + drvdata->input->name = "Asus Keyboard"; + } if (drvdata->quirks & QUIRK_IS_MULTITOUCH) { ret = asus_start_multitouch(hdev); @@ -315,7 +320,7 @@ static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc, static const struct hid_device_id asus_devices[] = { { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, - USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD), NOTEBOOK_QUIRKS}, + USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD), KEYBOARD_QUIRKS}, { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_TOUCHPAD), TOUCHPAD_QUIRKS }, { } diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index ec277b96eaa1..54bd22dc1411 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -319,6 +319,7 @@ #define USB_VENDOR_ID_DRAGONRISE 0x0079 #define USB_DEVICE_ID_DRAGONRISE_WIIU 0x1800 #define USB_DEVICE_ID_DRAGONRISE_PS3 0x1801 +#define USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR 0x1803 #define USB_DEVICE_ID_DRAGONRISE_GAMECUBE 0x1843 #define USB_VENDOR_ID_DWAV 0x0eef @@ -365,6 +366,9 @@ #define USB_VENDOR_ID_FLATFROG 0x25b5 #define USB_DEVICE_ID_MULTITOUCH_3200 0x0002 +#define USB_VENDOR_ID_FUTABA 0x0547 +#define USB_DEVICE_ID_LED_DISPLAY 0x7000 + #define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f #define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100 diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c index 5c925228847c..4ef73374a8f9 100644 --- a/drivers/hid/hid-sensor-hub.c +++ b/drivers/hid/hid-sensor-hub.c @@ -212,7 +212,6 @@ int sensor_hub_set_feature(struct hid_sensor_hub_device *hsdev, u32 report_id, __s32 value; int ret = 0; - memset(buffer, 0, buffer_size); mutex_lock(&data->mutex); report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT); if (!report || (field_index >= report->maxfield)) { @@ -256,6 +255,8 @@ int sensor_hub_get_feature(struct hid_sensor_hub_device *hsdev, u32 report_id, int buffer_index = 0; int i; + memset(buffer, 0, buffer_size); + mutex_lock(&data->mutex); report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT); if (!report || (field_index >= report->maxfield) || diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c index 7687c0875395..f405b07d0381 100644 --- a/drivers/hid/hid-sony.c +++ b/drivers/hid/hid-sony.c @@ -1099,8 +1099,11 @@ struct sony_sc { u8 led_delay_on[MAX_LEDS]; u8 led_delay_off[MAX_LEDS]; u8 led_count; + bool ds4_dongle_connected; }; +static void sony_set_leds(struct sony_sc *sc); + static inline void sony_schedule_work(struct sony_sc *sc) { if (!sc->defer_initialization) @@ -1430,6 +1433,31 @@ static int sony_raw_event(struct hid_device *hdev, struct hid_report *report, return -EILSEQ; } } + + /* + * In the case of a DS4 USB dongle, bit[2] of byte 31 indicates + * if a DS4 is actually connected (indicated by '0'). + * For non-dongle, this bit is always 0 (connected). + */ + if (sc->hdev->vendor == USB_VENDOR_ID_SONY && + sc->hdev->product == USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE) { + bool connected = (rd[31] & 0x04) ? false : true; + + if (!sc->ds4_dongle_connected && connected) { + hid_info(sc->hdev, "DualShock 4 USB dongle: controller connected\n"); + sony_set_leds(sc); + sc->ds4_dongle_connected = true; + } else if (sc->ds4_dongle_connected && !connected) { + hid_info(sc->hdev, "DualShock 4 USB dongle: controller disconnected\n"); + sc->ds4_dongle_connected = false; + /* Return 0, so hidraw can get the report. */ + return 0; + } else if (!sc->ds4_dongle_connected) { + /* Return 0, so hidraw can get the report. */ + return 0; + } + } + dualshock4_parse_report(sc, rd, size); } @@ -2390,6 +2418,12 @@ static int sony_check_add(struct sony_sc *sc) } memcpy(sc->mac_address, &buf[1], sizeof(sc->mac_address)); + + snprintf(sc->hdev->uniq, sizeof(sc->hdev->uniq), + "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx", + sc->mac_address[5], sc->mac_address[4], + sc->mac_address[3], sc->mac_address[2], + sc->mac_address[1], sc->mac_address[0]); } else if ((sc->quirks & SIXAXIS_CONTROLLER_USB) || (sc->quirks & NAVIGATION_CONTROLLER_USB)) { buf = kmalloc(SIXAXIS_REPORT_0xF2_SIZE, GFP_KERNEL); @@ -2548,7 +2582,7 @@ static int sony_input_configured(struct hid_device *hdev, hid_err(sc->hdev, "Unable to initialize multi-touch slots: %d\n", ret); - return ret; + goto err_stop; } sony_init_output_report(sc, dualshock4_send_output_report); diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index b3e01c82af05..e9d6cc7cdfc5 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -83,11 +83,13 @@ static const struct hid_blacklist { { USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC, HID_QUIRK_NOGET }, { USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_WIIU, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3, HID_QUIRK_MULTI_INPUT }, + { USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_ELAN, HID_ANY_ID, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2700, HID_QUIRK_NOGET }, { USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET }, + { USB_VENDOR_ID_FUTABA, USB_DEVICE_ID_LED_DISPLAY, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0A4A, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0B4A, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE, HID_QUIRK_ALWAYS_POLL }, diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c index 322ed9272811..841f2428e84a 100644 --- a/drivers/hwmon/lm90.c +++ b/drivers/hwmon/lm90.c @@ -1036,7 +1036,7 @@ static const u8 lm90_temp_emerg_index[3] = { }; static const u8 lm90_min_alarm_bits[3] = { 5, 3, 11 }; -static const u8 lm90_max_alarm_bits[3] = { 0, 4, 12 }; +static const u8 lm90_max_alarm_bits[3] = { 6, 4, 12 }; static const u8 lm90_crit_alarm_bits[3] = { 0, 1, 9 }; static const u8 lm90_emergency_alarm_bits[3] = { 15, 13, 14 }; static const u8 lm90_fault_bits[3] = { 0, 2, 10 }; diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index c8413fc120e6..7031a8dd4d14 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -1682,9 +1682,19 @@ static int __mlx4_ib_create_flow(struct ib_qp *qp, struct ib_flow_attr *flow_att size += ret; } + if (mlx4_is_master(mdev->dev) && flow_type == MLX4_FS_REGULAR && + flow_attr->num_of_specs == 1) { + struct _rule_hw *rule_header = (struct _rule_hw *)(ctrl + 1); + enum ib_flow_spec_type header_spec = + ((union ib_flow_spec *)(flow_attr + 1))->type; + + if (header_spec == IB_FLOW_SPEC_ETH) + mlx4_handle_eth_header_mcast_prio(ctrl, rule_header); + } + ret = mlx4_cmd_imm(mdev->dev, mailbox->dma, reg_id, size >> 2, 0, MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A, - MLX4_CMD_WRAPPED); + MLX4_CMD_NATIVE); if (ret == -ENOMEM) pr_err("mcg table is full. Fail to register network rule.\n"); else if (ret == -ENXIO) @@ -1701,7 +1711,7 @@ static int __mlx4_ib_destroy_flow(struct mlx4_dev *dev, u64 reg_id) int err; err = mlx4_cmd(dev, reg_id, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, - MLX4_CMD_WRAPPED); + MLX4_CMD_NATIVE); if (err) pr_err("Fail to detach network rule. registration id = 0x%llx\n", reg_id); diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 019e02707cd5..3ef0f42984f2 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -1023,7 +1023,7 @@ again: next_tail = (tail + sizeof(*cmd)) % CMD_BUFFER_SIZE; left = (head - next_tail) % CMD_BUFFER_SIZE; - if (left <= 2) { + if (left <= 0x20) { struct iommu_cmd sync_cmd; int ret; diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index a88576d50740..8ccbd7023194 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -903,8 +903,10 @@ int __init detect_intel_iommu(void) x86_init.iommu.iommu_init = intel_iommu_init; #endif - acpi_put_table(dmar_tbl); - dmar_tbl = NULL; + if (dmar_tbl) { + acpi_put_table(dmar_tbl); + dmar_tbl = NULL; + } up_write(&dmar_global_lock); return ret ? 1 : -ENODEV; diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index c66c273dfd8a..8a185250ae5a 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2037,6 +2037,25 @@ static int domain_context_mapping_one(struct dmar_domain *domain, if (context_present(context)) goto out_unlock; + /* + * For kdump cases, old valid entries may be cached due to the + * in-flight DMA and copied pgtable, but there is no unmapping + * behaviour for them, thus we need an explicit cache flush for + * the newly-mapped device. For kdump, at this point, the device + * is supposed to finish reset at its driver probe stage, so no + * in-flight DMA will exist, and we don't need to worry anymore + * hereafter. + */ + if (context_copied(context)) { + u16 did_old = context_domain_id(context); + + if (did_old >= 0 && did_old < cap_ndoms(iommu->cap)) + iommu->flush.flush_context(iommu, did_old, + (((u16)bus) << 8) | devfn, + DMA_CCMD_MASK_NOBIT, + DMA_CCMD_DEVICE_INVL); + } + pgd = domain->pgd; context_clear_entry(context); @@ -5185,6 +5204,25 @@ static void intel_iommu_remove_device(struct device *dev) } #ifdef CONFIG_INTEL_IOMMU_SVM +#define MAX_NR_PASID_BITS (20) +static inline unsigned long intel_iommu_get_pts(struct intel_iommu *iommu) +{ + /* + * Convert ecap_pss to extend context entry pts encoding, also + * respect the soft pasid_max value set by the iommu. + * - number of PASID bits = ecap_pss + 1 + * - number of PASID table entries = 2^(pts + 5) + * Therefore, pts = ecap_pss - 4 + * e.g. KBL ecap_pss = 0x13, PASID has 20 bits, pts = 15 + */ + if (ecap_pss(iommu->ecap) < 5) + return 0; + + /* pasid_max is encoded as actual number of entries not the bits */ + return find_first_bit((unsigned long *)&iommu->pasid_max, + MAX_NR_PASID_BITS) - 5; +} + int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct intel_svm_dev *sdev) { struct device_domain_info *info; @@ -5217,7 +5255,9 @@ int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct intel_svm_dev *sd if (!(ctx_lo & CONTEXT_PASIDE)) { context[1].hi = (u64)virt_to_phys(iommu->pasid_state_table); - context[1].lo = (u64)virt_to_phys(iommu->pasid_table) | ecap_pss(iommu->ecap); + context[1].lo = (u64)virt_to_phys(iommu->pasid_table) | + intel_iommu_get_pts(iommu); + wmb(); /* CONTEXT_TT_MULTI_LEVEL and CONTEXT_TT_DEV_IOTLB are both * extended to permit requests-with-PASID if the PASIDE bit diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 25d1eb4933d0..7e8cf213fd81 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -1012,15 +1012,6 @@ static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb, goto out; } - /* Insert TSB and checksum infos */ - if (priv->tsb_en) { - skb = bcm_sysport_insert_tsb(skb, dev); - if (!skb) { - ret = NETDEV_TX_OK; - goto out; - } - } - /* The Ethernet switch we are interfaced with needs packets to be at * least 64 bytes (including FCS) otherwise they will be discarded when * they enter the switch port logic. When Broadcom tags are enabled, we @@ -1028,13 +1019,21 @@ static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb, * (including FCS and tag) because the length verification is done after * the Broadcom tag is stripped off the ingress packet. */ - if (skb_padto(skb, ETH_ZLEN + ENET_BRCM_TAG_LEN)) { + if (skb_put_padto(skb, ETH_ZLEN + ENET_BRCM_TAG_LEN)) { ret = NETDEV_TX_OK; goto out; } - skb_len = skb->len < ETH_ZLEN + ENET_BRCM_TAG_LEN ? - ETH_ZLEN + ENET_BRCM_TAG_LEN : skb->len; + /* Insert TSB and checksum infos */ + if (priv->tsb_en) { + skb = bcm_sysport_insert_tsb(skb, dev); + if (!skb) { + ret = NETDEV_TX_OK; + goto out; + } + } + + skb_len = skb->len; mapping = dma_map_single(kdev, skb->data, skb_len, DMA_TO_DEVICE); if (dma_mapping_error(kdev, mapping)) { diff --git a/drivers/net/ethernet/cadence/macb_pci.c b/drivers/net/ethernet/cadence/macb_pci.c index 92be2cd8f817..9906fda76087 100644 --- a/drivers/net/ethernet/cadence/macb_pci.c +++ b/drivers/net/ethernet/cadence/macb_pci.c @@ -1,5 +1,5 @@ /** - * macb_pci.c - Cadence GEM PCI wrapper. + * Cadence GEM PCI wrapper. * * Copyright (C) 2016 Cadence Design Systems - http://www.cadence.com * @@ -45,32 +45,27 @@ static int macb_probe(struct pci_dev *pdev, const struct pci_device_id *id) struct macb_platform_data plat_data; struct resource res[2]; - /* sanity check */ - if (!id) - return -EINVAL; - /* enable pci device */ - err = pci_enable_device(pdev); + err = pcim_enable_device(pdev); if (err < 0) { - dev_err(&pdev->dev, "Enabling PCI device has failed: 0x%04X", - err); - return -EACCES; + dev_err(&pdev->dev, "Enabling PCI device has failed: %d", err); + return err; } pci_set_master(pdev); /* set up resources */ memset(res, 0x00, sizeof(struct resource) * ARRAY_SIZE(res)); - res[0].start = pdev->resource[0].start; - res[0].end = pdev->resource[0].end; + res[0].start = pci_resource_start(pdev, 0); + res[0].end = pci_resource_end(pdev, 0); res[0].name = PCI_DRIVER_NAME; res[0].flags = IORESOURCE_MEM; - res[1].start = pdev->irq; + res[1].start = pci_irq_vector(pdev, 0); res[1].name = PCI_DRIVER_NAME; res[1].flags = IORESOURCE_IRQ; - dev_info(&pdev->dev, "EMAC physical base addr = 0x%p\n", - (void *)(uintptr_t)pci_resource_start(pdev, 0)); + dev_info(&pdev->dev, "EMAC physical base addr: %pa\n", + &res[0].start); /* set up macb platform data */ memset(&plat_data, 0, sizeof(plat_data)); @@ -100,7 +95,7 @@ static int macb_probe(struct pci_dev *pdev, const struct pci_device_id *id) plat_info.num_res = ARRAY_SIZE(res); plat_info.data = &plat_data; plat_info.size_data = sizeof(plat_data); - plat_info.dma_mask = DMA_BIT_MASK(32); + plat_info.dma_mask = pdev->dma_mask; /* register platform device */ plat_dev = platform_device_register_full(&plat_info); @@ -120,7 +115,6 @@ err_hclk_register: clk_unregister(plat_data.pclk); err_pclk_register: - pci_disable_device(pdev); return err; } @@ -130,7 +124,6 @@ static void macb_remove(struct pci_dev *pdev) struct macb_platform_data *plat_data = dev_get_platdata(&plat_dev->dev); platform_device_unregister(plat_dev); - pci_disable_device(pdev); clk_unregister(plat_data->pclk); clk_unregister(plat_data->hclk); } diff --git a/drivers/net/ethernet/cavium/Kconfig b/drivers/net/ethernet/cavium/Kconfig index bbc8bd16cb97..dcbce6cac63e 100644 --- a/drivers/net/ethernet/cavium/Kconfig +++ b/drivers/net/ethernet/cavium/Kconfig @@ -77,7 +77,7 @@ config OCTEON_MGMT_ETHERNET config LIQUIDIO_VF tristate "Cavium LiquidIO VF support" depends on 64BIT && PCI_MSI - select PTP_1588_CLOCK + imply PTP_1588_CLOCK ---help--- This driver supports Cavium LiquidIO Intelligent Server Adapter based on CN23XX chips. diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c index 0f0de5b63622..d04a6c163445 100644 --- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c +++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c @@ -133,17 +133,15 @@ cxgb_find_route6(struct cxgb4_lld_info *lldi, if (ipv6_addr_type(&fl6.daddr) & IPV6_ADDR_LINKLOCAL) fl6.flowi6_oif = sin6_scope_id; dst = ip6_route_output(&init_net, NULL, &fl6); - if (!dst) - goto out; - if (!cxgb_our_interface(lldi, get_real_dev, - ip6_dst_idev(dst)->dev) && - !(ip6_dst_idev(dst)->dev->flags & IFF_LOOPBACK)) { + if (dst->error || + (!cxgb_our_interface(lldi, get_real_dev, + ip6_dst_idev(dst)->dev) && + !(ip6_dst_idev(dst)->dev->flags & IFF_LOOPBACK))) { dst_release(dst); - dst = NULL; + return NULL; } } -out: return dst; } EXPORT_SYMBOL(cxgb_find_route6); diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 7e1633bf5a22..225e9a4877d7 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -5155,7 +5155,9 @@ static netdev_features_t be_features_check(struct sk_buff *skb, skb->inner_protocol_type != ENCAP_TYPE_ETHER || skb->inner_protocol != htons(ETH_P_TEB) || skb_inner_mac_header(skb) - skb_transport_header(skb) != - sizeof(struct udphdr) + sizeof(struct vxlanhdr)) + sizeof(struct udphdr) + sizeof(struct vxlanhdr) || + !adapter->vxlan_port || + udp_hdr(skb)->dest != adapter->vxlan_port) return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK); return features; diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index 624ba9058dc4..c9b7ad65e563 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -733,6 +733,7 @@ static int dpaa_eth_cgr_init(struct dpaa_priv *priv) priv->cgr_data.cgr.cb = dpaa_eth_cgscn; /* Enable Congestion State Change Notifications and CS taildrop */ + memset(&initcgr, 0, sizeof(initcgr)); initcgr.we_mask = cpu_to_be16(QM_CGR_WE_CSCN_EN | QM_CGR_WE_CS_THRES); initcgr.cgr.cscn_en = QM_CGR_EN; @@ -2291,7 +2292,8 @@ static int dpaa_open(struct net_device *net_dev) net_dev->phydev = mac_dev->init_phy(net_dev, priv->mac_dev); if (!net_dev->phydev) { netif_err(priv, ifup, net_dev, "init_phy() failed\n"); - return -ENODEV; + err = -ENODEV; + goto phy_init_failed; } for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++) { @@ -2314,6 +2316,7 @@ mac_start_failed: for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++) fman_port_disable(mac_dev->port[i]); +phy_init_failed: dpaa_eth_napi_disable(priv); return err; @@ -2420,6 +2423,7 @@ static int dpaa_ingress_cgr_init(struct dpaa_priv *priv) } /* Enable CS TD, but disable Congestion State Change Notifications. */ + memset(&initcgr, 0, sizeof(initcgr)); initcgr.we_mask = cpu_to_be16(QM_CGR_WE_CS_THRES); initcgr.cgr.cscn_en = QM_CGR_EN; cs_th = DPAA_INGRESS_CS_THRESHOLD; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_clock.c b/drivers/net/ethernet/mellanox/mlx4/en_clock.c index 015198c14fa8..504461a464c5 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_clock.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_clock.c @@ -245,13 +245,9 @@ static u32 freq_to_shift(u16 freq) { u32 freq_khz = freq * 1000; u64 max_val_cycles = freq_khz * 1000 * MLX4_EN_WRAP_AROUND_SEC; - u64 tmp_rounded = - roundup_pow_of_two(max_val_cycles) > max_val_cycles ? - roundup_pow_of_two(max_val_cycles) - 1 : UINT_MAX; - u64 max_val_cycles_rounded = is_power_of_2(max_val_cycles + 1) ? - max_val_cycles : tmp_rounded; + u64 max_val_cycles_rounded = 1ULL << fls64(max_val_cycles - 1); /* calculate max possible multiplier in order to fit in 64bit */ - u64 max_mul = div_u64(0xffffffffffffffffULL, max_val_cycles_rounded); + u64 max_mul = div64_u64(ULLONG_MAX, max_val_cycles_rounded); /* This comes from the reverse of clocksource_khz2mult */ return ilog2(div_u64(max_mul * freq_khz, 1000000)); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index 3c37e216bbf3..eac527e25ec9 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -445,8 +445,14 @@ int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv) ring->cqn = priv->rx_cq[ring_ind]->mcq.cqn; ring->stride = stride; - if (ring->stride <= TXBB_SIZE) + if (ring->stride <= TXBB_SIZE) { + /* Stamp first unused send wqe */ + __be32 *ptr = (__be32 *)ring->buf; + __be32 stamp = cpu_to_be32(1 << STAMP_SHIFT); + *ptr = stamp; + /* Move pointer to start of rx section */ ring->buf += TXBB_SIZE; + } ring->log_stride = ffs(ring->stride) - 1; ring->buf_size = ring->size * ring->stride; diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.c b/drivers/net/ethernet/mellanox/mlx4/icm.c index 2a9dd460a95f..e1f9e7cebf8f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/icm.c +++ b/drivers/net/ethernet/mellanox/mlx4/icm.c @@ -118,8 +118,13 @@ static int mlx4_alloc_icm_coherent(struct device *dev, struct scatterlist *mem, if (!buf) return -ENOMEM; + if (offset_in_page(buf)) { + dma_free_coherent(dev, PAGE_SIZE << order, + buf, sg_dma_address(mem)); + return -ENOMEM; + } + sg_set_buf(mem, buf, PAGE_SIZE << order); - BUG_ON(mem->offset); sg_dma_len(mem) = PAGE_SIZE << order; return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 5e7840a7a33b..bffa6f345f2f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -42,6 +42,7 @@ #include <linux/io-mapping.h> #include <linux/delay.h> #include <linux/kmod.h> +#include <linux/etherdevice.h> #include <net/devlink.h> #include <linux/mlx4/device.h> @@ -782,6 +783,23 @@ int mlx4_is_slave_active(struct mlx4_dev *dev, int slave) } EXPORT_SYMBOL(mlx4_is_slave_active); +void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl, + struct _rule_hw *eth_header) +{ + if (is_multicast_ether_addr(eth_header->eth.dst_mac) || + is_broadcast_ether_addr(eth_header->eth.dst_mac)) { + struct mlx4_net_trans_rule_hw_eth *eth = + (struct mlx4_net_trans_rule_hw_eth *)eth_header; + struct _rule_hw *next_rule = (struct _rule_hw *)(eth + 1); + bool last_rule = next_rule->size == 0 && next_rule->id == 0 && + next_rule->rsvd == 0; + + if (last_rule) + ctrl->prio = cpu_to_be16(MLX4_DOMAIN_NIC); + } +} +EXPORT_SYMBOL(mlx4_handle_eth_header_mcast_prio); + static void slave_adjust_steering_mode(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, struct mlx4_init_hca_param *hca_param) diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index c548beaaf910..56185a0b827d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -4164,22 +4164,6 @@ static int validate_eth_header_mac(int slave, struct _rule_hw *eth_header, return 0; } -static void handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl, - struct _rule_hw *eth_header) -{ - if (is_multicast_ether_addr(eth_header->eth.dst_mac) || - is_broadcast_ether_addr(eth_header->eth.dst_mac)) { - struct mlx4_net_trans_rule_hw_eth *eth = - (struct mlx4_net_trans_rule_hw_eth *)eth_header; - struct _rule_hw *next_rule = (struct _rule_hw *)(eth + 1); - bool last_rule = next_rule->size == 0 && next_rule->id == 0 && - next_rule->rsvd == 0; - - if (last_rule) - ctrl->prio = cpu_to_be16(MLX4_DOMAIN_NIC); - } -} - /* * In case of missing eth header, append eth header with a MAC address * assigned to the VF. @@ -4363,10 +4347,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, header_id = map_hw_to_sw_id(be16_to_cpu(rule_header->id)); if (header_id == MLX4_NET_TRANS_RULE_ID_ETH) - handle_eth_header_mcast_prio(ctrl, rule_header); - - if (slave == dev->caps.function) - goto execute; + mlx4_handle_eth_header_mcast_prio(ctrl, rule_header); switch (header_id) { case MLX4_NET_TRANS_RULE_ID_ETH: @@ -4394,7 +4375,6 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, goto err_put_qp; } -execute: err = mlx4_cmd_imm(dev, inbox->dma, &vhcr->out_param, vhcr->in_modifier, 0, MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A, @@ -4473,6 +4453,7 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, struct res_qp *rqp; struct res_fs_rule *rrule; u64 mirr_reg_id; + int qpn; if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) @@ -4489,10 +4470,11 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, } mirr_reg_id = rrule->mirr_rule_id; kfree(rrule->mirr_mbox); + qpn = rrule->qpn; /* Release the rule form busy state before removal */ put_res(dev, slave, vhcr->in_param, RES_FS_RULE); - err = get_res(dev, slave, rrule->qpn, RES_QP, &rqp); + err = get_res(dev, slave, qpn, RES_QP, &rqp); if (err) return err; @@ -4517,7 +4499,7 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, if (!err) atomic_dec(&rqp->ref_count); out: - put_res(dev, slave, rrule->qpn, RES_QP); + put_res(dev, slave, qpn, RES_QP); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c index 7f6c225666c1..f0b460f47f29 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c @@ -723,6 +723,9 @@ static void mlx5e_ets_init(struct mlx5e_priv *priv) int i; struct ieee_ets ets; + if (!MLX5_CAP_GEN(priv->mdev, ets)) + return; + memset(&ets, 0, sizeof(ets)); ets.ets_cap = mlx5_max_tc(priv->mdev) + 1; for (i = 0; i < ets.ets_cap; i++) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 352462af8d51..33a399a8b5d5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -171,7 +171,6 @@ static int mlx5e_get_sset_count(struct net_device *dev, int sset) return NUM_SW_COUNTERS + MLX5E_NUM_Q_CNTRS(priv) + NUM_VPORT_COUNTERS + NUM_PPORT_COUNTERS + - NUM_PCIE_COUNTERS + MLX5E_NUM_RQ_STATS(priv) + MLX5E_NUM_SQ_STATS(priv) + MLX5E_NUM_PFC_COUNTERS(priv) + @@ -219,14 +218,6 @@ static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data) strcpy(data + (idx++) * ETH_GSTRING_LEN, pport_2819_stats_desc[i].format); - for (i = 0; i < NUM_PCIE_PERF_COUNTERS; i++) - strcpy(data + (idx++) * ETH_GSTRING_LEN, - pcie_perf_stats_desc[i].format); - - for (i = 0; i < NUM_PCIE_TAS_COUNTERS; i++) - strcpy(data + (idx++) * ETH_GSTRING_LEN, - pcie_tas_stats_desc[i].format); - for (prio = 0; prio < NUM_PPORT_PRIO; prio++) { for (i = 0; i < NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS; i++) sprintf(data + (idx++) * ETH_GSTRING_LEN, @@ -339,14 +330,6 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev, data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.RFC_2819_counters, pport_2819_stats_desc, i); - for (i = 0; i < NUM_PCIE_PERF_COUNTERS; i++) - data[idx++] = MLX5E_READ_CTR32_BE(&priv->stats.pcie.pcie_perf_counters, - pcie_perf_stats_desc, i); - - for (i = 0; i < NUM_PCIE_TAS_COUNTERS; i++) - data[idx++] = MLX5E_READ_CTR32_BE(&priv->stats.pcie.pcie_tas_counters, - pcie_tas_stats_desc, i); - for (prio = 0; prio < NUM_PPORT_PRIO; prio++) { for (i = 0; i < NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS; i++) data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.per_prio_counters[prio], diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c index 3691451c728c..d088effd7160 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c @@ -247,6 +247,7 @@ static int set_flow_attrs(u32 *match_c, u32 *match_v, } if (fs->flow_type & FLOW_MAC_EXT && !is_zero_ether_addr(fs->m_ext.h_dest)) { + mask_spec(fs->m_ext.h_dest, fs->h_ext.h_dest, ETH_ALEN); ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, dmac_47_16), fs->m_ext.h_dest); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index cbfa38fc72c0..1236b27b1493 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -291,36 +291,12 @@ static void mlx5e_update_q_counter(struct mlx5e_priv *priv) &qcnt->rx_out_of_buffer); } -static void mlx5e_update_pcie_counters(struct mlx5e_priv *priv) -{ - struct mlx5e_pcie_stats *pcie_stats = &priv->stats.pcie; - struct mlx5_core_dev *mdev = priv->mdev; - int sz = MLX5_ST_SZ_BYTES(mpcnt_reg); - void *out; - u32 *in; - - in = mlx5_vzalloc(sz); - if (!in) - return; - - out = pcie_stats->pcie_perf_counters; - MLX5_SET(mpcnt_reg, in, grp, MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP); - mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_MPCNT, 0, 0); - - out = pcie_stats->pcie_tas_counters; - MLX5_SET(mpcnt_reg, in, grp, MLX5_PCIE_TIMERS_AND_STATES_COUNTERS_GROUP); - mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_MPCNT, 0, 0); - - kvfree(in); -} - void mlx5e_update_stats(struct mlx5e_priv *priv) { mlx5e_update_q_counter(priv); mlx5e_update_vport_counters(priv); mlx5e_update_pport_counters(priv); mlx5e_update_sw_counters(priv); - mlx5e_update_pcie_counters(priv); } void mlx5e_update_stats_work(struct work_struct *work) @@ -3805,14 +3781,7 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv) mlx5_lag_add(mdev, netdev); - if (mlx5e_vxlan_allowed(mdev)) { - rtnl_lock(); - udp_tunnel_get_rx_info(netdev); - rtnl_unlock(); - } - mlx5e_enable_async_events(priv); - queue_work(priv->wq, &priv->set_rx_mode_work); if (MLX5_CAP_GEN(mdev, vport_group_manager)) { mlx5_query_nic_vport_mac_address(mdev, 0, rep.hw_id); @@ -3822,6 +3791,18 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv) rep.netdev = netdev; mlx5_eswitch_register_vport_rep(esw, 0, &rep); } + + if (netdev->reg_state != NETREG_REGISTERED) + return; + + /* Device already registered: sync netdev system state */ + if (mlx5e_vxlan_allowed(mdev)) { + rtnl_lock(); + udp_tunnel_get_rx_info(netdev); + rtnl_unlock(); + } + + queue_work(priv->wq, &priv->set_rx_mode_work); } static void mlx5e_nic_disable(struct mlx5e_priv *priv) @@ -3966,10 +3947,6 @@ void mlx5e_detach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev) const struct mlx5e_profile *profile = priv->profile; set_bit(MLX5E_STATE_DESTROYING, &priv->state); - if (profile->disable) - profile->disable(priv); - - flush_workqueue(priv->wq); rtnl_lock(); if (netif_running(netdev)) @@ -3977,6 +3954,10 @@ void mlx5e_detach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev) netif_device_detach(netdev); rtnl_unlock(); + if (profile->disable) + profile->disable(priv); + flush_workqueue(priv->wq); + mlx5e_destroy_q_counter(priv); profile->cleanup_rx(priv); mlx5e_close_drop_rq(priv); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h index f202f872f57f..ba5db1dd23a9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h @@ -39,7 +39,7 @@ #define MLX5E_READ_CTR32_CPU(ptr, dsc, i) \ (*(u32 *)((char *)ptr + dsc[i].offset)) #define MLX5E_READ_CTR32_BE(ptr, dsc, i) \ - be32_to_cpu(*(__be32 *)((char *)ptr + dsc[i].offset)) + be64_to_cpu(*(__be32 *)((char *)ptr + dsc[i].offset)) #define MLX5E_DECLARE_STAT(type, fld) #fld, offsetof(type, fld) #define MLX5E_DECLARE_RX_STAT(type, fld) "rx%d_"#fld, offsetof(type, fld) @@ -276,32 +276,6 @@ static const struct counter_desc pport_per_prio_pfc_stats_desc[] = { { "rx_%s_pause_transition", PPORT_PER_PRIO_OFF(rx_pause_transition) }, }; -#define PCIE_PERF_OFF(c) \ - MLX5_BYTE_OFF(mpcnt_reg, counter_set.pcie_perf_cntrs_grp_data_layout.c) -#define PCIE_PERF_GET(pcie_stats, c) \ - MLX5_GET(mpcnt_reg, pcie_stats->pcie_perf_counters, \ - counter_set.pcie_perf_cntrs_grp_data_layout.c) -#define PCIE_TAS_OFF(c) \ - MLX5_BYTE_OFF(mpcnt_reg, counter_set.pcie_tas_cntrs_grp_data_layout.c) -#define PCIE_TAS_GET(pcie_stats, c) \ - MLX5_GET(mpcnt_reg, pcie_stats->pcie_tas_counters, \ - counter_set.pcie_tas_cntrs_grp_data_layout.c) - -struct mlx5e_pcie_stats { - __be64 pcie_perf_counters[MLX5_ST_SZ_QW(mpcnt_reg)]; - __be64 pcie_tas_counters[MLX5_ST_SZ_QW(mpcnt_reg)]; -}; - -static const struct counter_desc pcie_perf_stats_desc[] = { - { "rx_pci_signal_integrity", PCIE_PERF_OFF(rx_errors) }, - { "tx_pci_signal_integrity", PCIE_PERF_OFF(tx_errors) }, -}; - -static const struct counter_desc pcie_tas_stats_desc[] = { - { "tx_pci_transport_nonfatal_msg", PCIE_TAS_OFF(non_fatal_err_msg_sent) }, - { "tx_pci_transport_fatal_msg", PCIE_TAS_OFF(fatal_err_msg_sent) }, -}; - struct mlx5e_rq_stats { u64 packets; u64 bytes; @@ -386,8 +360,6 @@ static const struct counter_desc sq_stats_desc[] = { #define NUM_PPORT_802_3_COUNTERS ARRAY_SIZE(pport_802_3_stats_desc) #define NUM_PPORT_2863_COUNTERS ARRAY_SIZE(pport_2863_stats_desc) #define NUM_PPORT_2819_COUNTERS ARRAY_SIZE(pport_2819_stats_desc) -#define NUM_PCIE_PERF_COUNTERS ARRAY_SIZE(pcie_perf_stats_desc) -#define NUM_PCIE_TAS_COUNTERS ARRAY_SIZE(pcie_tas_stats_desc) #define NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS \ ARRAY_SIZE(pport_per_prio_traffic_stats_desc) #define NUM_PPORT_PER_PRIO_PFC_COUNTERS \ @@ -397,7 +369,6 @@ static const struct counter_desc sq_stats_desc[] = { NUM_PPORT_2819_COUNTERS + \ NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS * \ NUM_PPORT_PRIO) -#define NUM_PCIE_COUNTERS (NUM_PCIE_PERF_COUNTERS + NUM_PCIE_TAS_COUNTERS) #define NUM_RQ_STATS ARRAY_SIZE(rq_stats_desc) #define NUM_SQ_STATS ARRAY_SIZE(sq_stats_desc) @@ -406,7 +377,6 @@ struct mlx5e_stats { struct mlx5e_qcounter_stats qcnt; struct mlx5e_vport_stats vport; struct mlx5e_pport_stats pport; - struct mlx5e_pcie_stats pcie; struct rtnl_link_stats64 vf_vport; }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index d6807c3cc461..f14d9c9ba773 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1860,7 +1860,7 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw, if (!ESW_ALLOWED(esw)) return -EPERM; - if (!LEGAL_VPORT(esw, vport)) + if (!LEGAL_VPORT(esw, vport) || is_multicast_ether_addr(mac)) return -EINVAL; mutex_lock(&esw->state_lock); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 466e161010f7..03293ed1cc22 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -695,6 +695,12 @@ int esw_offloads_init(struct mlx5_eswitch *esw, int nvports) if (err) goto err_reps; } + + /* disable PF RoCE so missed packets don't go through RoCE steering */ + mlx5_dev_list_lock(); + mlx5_remove_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); + mlx5_dev_list_unlock(); + return 0; err_reps: @@ -718,6 +724,11 @@ static int esw_offloads_stop(struct mlx5_eswitch *esw) { int err, err1, num_vfs = esw->dev->priv.sriov.num_vfs; + /* enable back PF RoCE */ + mlx5_dev_list_lock(); + mlx5_add_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); + mlx5_dev_list_unlock(); + mlx5_eswitch_disable_sriov(esw); err = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_LEGACY); if (err) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index a263d8904a4c..0ac7a2fc916c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -1263,6 +1263,7 @@ static struct mlx5_flow_handle *add_rule_fg(struct mlx5_flow_group *fg, nested_lock_ref_node(&fte->node, FS_MUTEX_CHILD); handle = add_rule_fte(fte, fg, dest, dest_num, false); if (IS_ERR(handle)) { + unlock_ref_node(&fte->node); kfree(fte); goto unlock_fg; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 54e5a786f191..6547f22e6b9b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -503,6 +503,13 @@ static int handle_hca_cap(struct mlx5_core_dev *dev) MLX5_SET(cmd_hca_cap, set_hca_cap, pkey_table_size, to_fw_pkey_sz(dev, 128)); + /* Check log_max_qp from HCA caps to set in current profile */ + if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < profile[prof_sel].log_max_qp) { + mlx5_core_warn(dev, "log_max_qp value in current profile is %d, changing it to HCA capability limit (%d)\n", + profile[prof_sel].log_max_qp, + MLX5_CAP_GEN_MAX(dev, log_max_qp)); + profile[prof_sel].log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp); + } if (prof->mask & MLX5_PROF_MASK_QP_SIZE) MLX5_SET(cmd_hca_cap, set_hca_cap, log_max_qp, prof->log_max_qp); @@ -575,7 +582,6 @@ static int mlx5_irq_set_affinity_hint(struct mlx5_core_dev *mdev, int i) struct mlx5_priv *priv = &mdev->priv; struct msix_entry *msix = priv->msix_arr; int irq = msix[i + MLX5_EQ_VEC_COMP_BASE].vector; - int numa_node = priv->numa_node; int err; if (!zalloc_cpumask_var(&priv->irq_info[i].mask, GFP_KERNEL)) { @@ -583,7 +589,7 @@ static int mlx5_irq_set_affinity_hint(struct mlx5_core_dev *mdev, int i) return -ENOMEM; } - cpumask_set_cpu(cpumask_local_spread(i, numa_node), + cpumask_set_cpu(cpumask_local_spread(i, priv->numa_node), priv->irq_info[i].mask); err = irq_set_affinity_hint(irq, priv->irq_info[i].mask); @@ -1189,6 +1195,8 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, { int err = 0; + mlx5_drain_health_wq(dev); + mutex_lock(&dev->intf_state_mutex); if (test_bit(MLX5_INTERFACE_STATE_DOWN, &dev->intf_state)) { dev_warn(&dev->pdev->dev, "%s: interface is down, NOP\n", @@ -1351,10 +1359,9 @@ static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev, mlx5_enter_error_state(dev); mlx5_unload_one(dev, priv, false); - /* In case of kernel call save the pci state and drain health wq */ + /* In case of kernel call save the pci state */ if (state) { pci_save_state(pdev); - mlx5_drain_health_wq(dev); mlx5_pci_disable_device(dev); } diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index f341c1bc7001..00fafabab1d0 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -819,6 +819,7 @@ static struct sh_eth_cpu_data sh7734_data = { .tsu = 1, .hw_crc = 1, .select_mii = 1, + .shift_rd0 = 1, }; /* SH7763 */ @@ -1656,7 +1657,7 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev) else goto out; - if (!likely(mdp->irq_enabled)) { + if (unlikely(!mdp->irq_enabled)) { sh_eth_write(ndev, 0, EESIPR); goto out; } diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index de2947ccc5ad..5eb0e684fd76 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -1323,7 +1323,8 @@ static int efx_ef10_init_nic(struct efx_nic *efx) } /* don't fail init if RSS setup doesn't work */ - efx->type->rx_push_rss_config(efx, false, efx->rx_indir_table); + rc = efx->type->rx_push_rss_config(efx, false, efx->rx_indir_table); + efx->rss_active = (rc == 0); return 0; } diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c index 87bdc56b4e3a..18ebaea44e82 100644 --- a/drivers/net/ethernet/sfc/ethtool.c +++ b/drivers/net/ethernet/sfc/ethtool.c @@ -975,6 +975,8 @@ efx_ethtool_get_rxnfc(struct net_device *net_dev, case ETHTOOL_GRXFH: { info->data = 0; + if (!efx->rss_active) /* No RSS */ + return 0; switch (info->flow_type) { case UDP_V4_FLOW: if (efx->rx_hash_udp_4tuple) diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index 1a635ced62d0..1c62c1a00fca 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -860,6 +860,7 @@ struct vfdi_status; * @rx_hash_key: Toeplitz hash key for RSS * @rx_indir_table: Indirection table for RSS * @rx_scatter: Scatter mode enabled for receives + * @rss_active: RSS enabled on hardware * @rx_hash_udp_4tuple: UDP 4-tuple hashing enabled * @int_error_count: Number of internal errors seen recently * @int_error_expire: Time at which error count will be expired @@ -998,6 +999,7 @@ struct efx_nic { u8 rx_hash_key[40]; u32 rx_indir_table[128]; bool rx_scatter; + bool rss_active; bool rx_hash_udp_4tuple; unsigned int_error_count; diff --git a/drivers/net/ethernet/sfc/siena.c b/drivers/net/ethernet/sfc/siena.c index a3901bc96586..4e54e5dc9fcb 100644 --- a/drivers/net/ethernet/sfc/siena.c +++ b/drivers/net/ethernet/sfc/siena.c @@ -403,6 +403,7 @@ static int siena_init_nic(struct efx_nic *efx) efx_writeo(efx, &temp, FR_AZ_RX_CFG); siena_rx_push_rss_config(efx, false, efx->rx_indir_table); + efx->rss_active = true; /* Enable event logging */ rc = efx_mcdi_log_ctrl(efx, true, false, 0); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c index c35597586121..3dc7d279f805 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c @@ -60,8 +60,9 @@ struct oxnas_dwmac { struct regmap *regmap; }; -static int oxnas_dwmac_init(struct oxnas_dwmac *dwmac) +static int oxnas_dwmac_init(struct platform_device *pdev, void *priv) { + struct oxnas_dwmac *dwmac = priv; unsigned int value; int ret; @@ -105,20 +106,20 @@ static int oxnas_dwmac_init(struct oxnas_dwmac *dwmac) return 0; } +static void oxnas_dwmac_exit(struct platform_device *pdev, void *priv) +{ + struct oxnas_dwmac *dwmac = priv; + + clk_disable_unprepare(dwmac->clk); +} + static int oxnas_dwmac_probe(struct platform_device *pdev) { struct plat_stmmacenet_data *plat_dat; struct stmmac_resources stmmac_res; - struct device_node *sysctrl; struct oxnas_dwmac *dwmac; int ret; - sysctrl = of_parse_phandle(pdev->dev.of_node, "oxsemi,sys-ctrl", 0); - if (!sysctrl) { - dev_err(&pdev->dev, "failed to get sys-ctrl node\n"); - return -EINVAL; - } - ret = stmmac_get_platform_resources(pdev, &stmmac_res); if (ret) return ret; @@ -128,72 +129,48 @@ static int oxnas_dwmac_probe(struct platform_device *pdev) return PTR_ERR(plat_dat); dwmac = devm_kzalloc(&pdev->dev, sizeof(*dwmac), GFP_KERNEL); - if (!dwmac) - return -ENOMEM; + if (!dwmac) { + ret = -ENOMEM; + goto err_remove_config_dt; + } dwmac->dev = &pdev->dev; plat_dat->bsp_priv = dwmac; + plat_dat->init = oxnas_dwmac_init; + plat_dat->exit = oxnas_dwmac_exit; - dwmac->regmap = syscon_node_to_regmap(sysctrl); + dwmac->regmap = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, + "oxsemi,sys-ctrl"); if (IS_ERR(dwmac->regmap)) { dev_err(&pdev->dev, "failed to have sysctrl regmap\n"); - return PTR_ERR(dwmac->regmap); + ret = PTR_ERR(dwmac->regmap); + goto err_remove_config_dt; } dwmac->clk = devm_clk_get(&pdev->dev, "gmac"); - if (IS_ERR(dwmac->clk)) - return PTR_ERR(dwmac->clk); + if (IS_ERR(dwmac->clk)) { + ret = PTR_ERR(dwmac->clk); + goto err_remove_config_dt; + } - ret = oxnas_dwmac_init(dwmac); + ret = oxnas_dwmac_init(pdev, plat_dat->bsp_priv); if (ret) - return ret; + goto err_remove_config_dt; ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); if (ret) - clk_disable_unprepare(dwmac->clk); + goto err_dwmac_exit; - return ret; -} -static int oxnas_dwmac_remove(struct platform_device *pdev) -{ - struct oxnas_dwmac *dwmac = get_stmmac_bsp_priv(&pdev->dev); - int ret = stmmac_dvr_remove(&pdev->dev); - - clk_disable_unprepare(dwmac->clk); - - return ret; -} - -#ifdef CONFIG_PM_SLEEP -static int oxnas_dwmac_suspend(struct device *dev) -{ - struct oxnas_dwmac *dwmac = get_stmmac_bsp_priv(dev); - int ret; - - ret = stmmac_suspend(dev); - clk_disable_unprepare(dwmac->clk); - - return ret; -} - -static int oxnas_dwmac_resume(struct device *dev) -{ - struct oxnas_dwmac *dwmac = get_stmmac_bsp_priv(dev); - int ret; - - ret = oxnas_dwmac_init(dwmac); - if (ret) - return ret; + return 0; - ret = stmmac_resume(dev); +err_dwmac_exit: + oxnas_dwmac_exit(pdev, plat_dat->bsp_priv); +err_remove_config_dt: + stmmac_remove_config_dt(pdev, plat_dat); return ret; } -#endif /* CONFIG_PM_SLEEP */ - -static SIMPLE_DEV_PM_OPS(oxnas_dwmac_pm_ops, - oxnas_dwmac_suspend, oxnas_dwmac_resume); static const struct of_device_id oxnas_dwmac_match[] = { { .compatible = "oxsemi,ox820-dwmac" }, @@ -203,10 +180,10 @@ MODULE_DEVICE_TABLE(of, oxnas_dwmac_match); static struct platform_driver oxnas_dwmac_driver = { .probe = oxnas_dwmac_probe, - .remove = oxnas_dwmac_remove, + .remove = stmmac_pltfr_remove, .driver = { .name = "oxnas-dwmac", - .pm = &oxnas_dwmac_pm_ops, + .pm = &stmmac_pltfr_pm_ops, .of_match_table = oxnas_dwmac_match, }, }; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index bb40382e205d..39eb7a65bb9f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3339,13 +3339,6 @@ int stmmac_dvr_probe(struct device *device, spin_lock_init(&priv->lock); - ret = register_netdev(ndev); - if (ret) { - netdev_err(priv->dev, "%s: ERROR %i registering the device\n", - __func__, ret); - goto error_netdev_register; - } - /* If a specific clk_csr value is passed from the platform * this means that the CSR Clock Range selection cannot be * changed at run-time and it is fixed. Viceversa the driver'll try to @@ -3372,11 +3365,21 @@ int stmmac_dvr_probe(struct device *device, } } - return 0; + ret = register_netdev(ndev); + if (ret) { + netdev_err(priv->dev, "%s: ERROR %i registering the device\n", + __func__, ret); + goto error_netdev_register; + } + + return ret; -error_mdio_register: - unregister_netdev(ndev); error_netdev_register: + if (priv->hw->pcs != STMMAC_PCS_RGMII && + priv->hw->pcs != STMMAC_PCS_TBI && + priv->hw->pcs != STMMAC_PCS_RTBI) + stmmac_mdio_unregister(ndev); +error_mdio_register: netif_napi_del(&priv->napi); error_hw_init: clk_disable_unprepare(priv->pclk); diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c index 6c646e228833..6e98ede997d3 100644 --- a/drivers/net/usb/asix_devices.c +++ b/drivers/net/usb/asix_devices.c @@ -1367,6 +1367,7 @@ static struct usb_driver asix_driver = { .probe = usbnet_probe, .suspend = asix_suspend, .resume = asix_resume, + .reset_resume = asix_resume, .disconnect = usbnet_disconnect, .supports_autosuspend = 1, .disable_hub_initiated_lpm = 1, diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 7532646c3b7b..23dfb0eac098 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -967,6 +967,7 @@ static struct sk_buff *vrf_ip6_rcv(struct net_device *vrf_dev, */ need_strict = rt6_need_strict(&ipv6_hdr(skb)->daddr); if (!ipv6_ndisc_frame(skb) && !need_strict) { + vrf_rx_stats(vrf_dev, skb->len); skb->dev = vrf_dev; skb->skb_iif = vrf_dev->ifindex; @@ -1011,6 +1012,8 @@ static struct sk_buff *vrf_ip_rcv(struct net_device *vrf_dev, goto out; } + vrf_rx_stats(vrf_dev, skb->len); + skb_push(skb, skb->mac_len); dev_queue_xmit_nit(skb, vrf_dev); skb_pull(skb, skb->mac_len); diff --git a/drivers/net/wan/slic_ds26522.c b/drivers/net/wan/slic_ds26522.c index b776a0ab106c..9d9b4e0def2a 100644 --- a/drivers/net/wan/slic_ds26522.c +++ b/drivers/net/wan/slic_ds26522.c @@ -218,7 +218,7 @@ static int slic_ds26522_probe(struct spi_device *spi) ret = slic_ds26522_init_configure(spi); if (ret == 0) - pr_info("DS26522 cs%d configurated\n", spi->chip_select); + pr_info("DS26522 cs%d configured\n", spi->chip_select); return ret; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index b40cfb076f02..2fc86dc7a8df 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1193,8 +1193,8 @@ static void nvme_set_queue_limits(struct nvme_ctrl *ctrl, blk_queue_max_hw_sectors(q, ctrl->max_hw_sectors); blk_queue_max_segments(q, min_t(u32, max_segments, USHRT_MAX)); } - if (ctrl->stripe_size) - blk_queue_chunk_sectors(q, ctrl->stripe_size >> 9); + if (ctrl->quirks & NVME_QUIRK_STRIPE_SIZE) + blk_queue_chunk_sectors(q, ctrl->max_hw_sectors); blk_queue_virt_boundary(q, ctrl->page_size - 1); if (ctrl->vwc & NVME_CTRL_VWC_PRESENT) vwc = true; @@ -1250,19 +1250,6 @@ int nvme_init_identify(struct nvme_ctrl *ctrl) ctrl->max_hw_sectors = min_not_zero(ctrl->max_hw_sectors, max_hw_sectors); - if ((ctrl->quirks & NVME_QUIRK_STRIPE_SIZE) && id->vs[3]) { - unsigned int max_hw_sectors; - - ctrl->stripe_size = 1 << (id->vs[3] + page_shift); - max_hw_sectors = ctrl->stripe_size >> (page_shift - 9); - if (ctrl->max_hw_sectors) { - ctrl->max_hw_sectors = min(max_hw_sectors, - ctrl->max_hw_sectors); - } else { - ctrl->max_hw_sectors = max_hw_sectors; - } - } - nvme_set_queue_limits(ctrl, ctrl->admin_q); ctrl->sgls = le32_to_cpu(id->sgls); ctrl->kas = le16_to_cpu(id->kas); diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 771e2e761872..aa0bc60810a7 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -1491,19 +1491,20 @@ static int nvme_fc_create_hw_io_queues(struct nvme_fc_ctrl *ctrl, u16 qsize) { struct nvme_fc_queue *queue = &ctrl->queues[1]; - int i, j, ret; + int i, ret; for (i = 1; i < ctrl->queue_count; i++, queue++) { ret = __nvme_fc_create_hw_queue(ctrl, queue, i, qsize); - if (ret) { - for (j = i-1; j >= 0; j--) - __nvme_fc_delete_hw_queue(ctrl, - &ctrl->queues[j], j); - return ret; - } + if (ret) + goto delete_queues; } return 0; + +delete_queues: + for (; i >= 0; i--) + __nvme_fc_delete_hw_queue(ctrl, &ctrl->queues[i], i); + return ret; } static int @@ -2401,8 +2402,8 @@ __nvme_fc_create_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, WARN_ON_ONCE(!changed); dev_info(ctrl->ctrl.device, - "NVME-FC{%d}: new ctrl: NQN \"%s\" (%p)\n", - ctrl->cnum, ctrl->ctrl.opts->subsysnqn, &ctrl); + "NVME-FC{%d}: new ctrl: NQN \"%s\"\n", + ctrl->cnum, ctrl->ctrl.opts->subsysnqn); kref_get(&ctrl->ctrl.kref); diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index bd5321441d12..6377e14586dc 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -135,7 +135,6 @@ struct nvme_ctrl { u32 page_size; u32 max_hw_sectors; - u32 stripe_size; u16 oncs; u16 vid; atomic_t abort_limit; diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 3d21a154dce7..19beeb7b2ac2 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -712,15 +712,8 @@ static void __nvme_process_cq(struct nvme_queue *nvmeq, unsigned int *tag) req = blk_mq_tag_to_rq(*nvmeq->tags, cqe.command_id); nvme_req(req)->result = cqe.result; blk_mq_complete_request(req, le16_to_cpu(cqe.status) >> 1); - } - /* If the controller ignores the cq head doorbell and continuously - * writes to the queue, it is theoretically possible to wrap around - * the queue twice and mistakenly return IRQ_NONE. Linux only - * requires that 0.1% of your interrupts are handled, so this isn't - * a big problem. - */ if (head == nvmeq->cq_head && phase == nvmeq->cq_phase) return; @@ -1909,10 +1902,10 @@ static int nvme_dev_map(struct nvme_dev *dev) if (!dev->bar) goto release; - return 0; + return 0; release: - pci_release_mem_regions(pdev); - return -ENODEV; + pci_release_mem_regions(pdev); + return -ENODEV; } static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id) diff --git a/drivers/nvme/host/scsi.c b/drivers/nvme/host/scsi.c index b71e95044b43..a5c09e703bd8 100644 --- a/drivers/nvme/host/scsi.c +++ b/drivers/nvme/host/scsi.c @@ -2160,30 +2160,6 @@ static int nvme_trans_synchronize_cache(struct nvme_ns *ns, return nvme_trans_status_code(hdr, nvme_sc); } -static int nvme_trans_start_stop(struct nvme_ns *ns, struct sg_io_hdr *hdr, - u8 *cmd) -{ - u8 immed, no_flush; - - immed = cmd[1] & 0x01; - no_flush = cmd[4] & 0x04; - - if (immed != 0) { - return nvme_trans_completion(hdr, SAM_STAT_CHECK_CONDITION, - ILLEGAL_REQUEST, SCSI_ASC_INVALID_CDB, - SCSI_ASCQ_CAUSE_NOT_REPORTABLE); - } else { - if (no_flush == 0) { - /* Issue NVME FLUSH command prior to START STOP UNIT */ - int res = nvme_trans_synchronize_cache(ns, hdr); - if (res) - return res; - } - - return 0; - } -} - static int nvme_trans_format_unit(struct nvme_ns *ns, struct sg_io_hdr *hdr, u8 *cmd) { @@ -2439,9 +2415,6 @@ static int nvme_scsi_translate(struct nvme_ns *ns, struct sg_io_hdr *hdr) case SECURITY_PROTOCOL_OUT: retcode = nvme_trans_security_protocol(ns, hdr, cmd); break; - case START_STOP: - retcode = nvme_trans_start_stop(ns, hdr, cmd); - break; case SYNCHRONIZE_CACHE: retcode = nvme_trans_synchronize_cache(ns, hdr); break; diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index ec1ad2aa0a4c..95ae52390478 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -382,7 +382,6 @@ static void nvmet_execute_set_features(struct nvmet_req *req) { struct nvmet_subsys *subsys = req->sq->ctrl->subsys; u32 cdw10 = le32_to_cpu(req->cmd->common.cdw10[0]); - u64 val; u32 val32; u16 status = 0; @@ -392,8 +391,7 @@ static void nvmet_execute_set_features(struct nvmet_req *req) (subsys->max_qid - 1) | ((subsys->max_qid - 1) << 16)); break; case NVME_FEAT_KATO: - val = le64_to_cpu(req->cmd->prop_set.value); - val32 = val & 0xffff; + val32 = le32_to_cpu(req->cmd->common.cdw10[1]); req->sq->ctrl->kato = DIV_ROUND_UP(val32, 1000); nvmet_set_result(req, req->sq->ctrl->kato); break; diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c index bcb8ebeb01c5..4e8e6a22bce1 100644 --- a/drivers/nvme/target/fcloop.c +++ b/drivers/nvme/target/fcloop.c @@ -845,7 +845,7 @@ fcloop_create_remote_port(struct device *dev, struct device_attribute *attr, rport->lport = nport->lport; nport->rport = rport; - return ret ? ret : count; + return count; } @@ -952,7 +952,7 @@ fcloop_create_target_port(struct device *dev, struct device_attribute *attr, tport->lport = nport->lport; nport->tport = tport; - return ret ? ret : count; + return count; } diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index a579126832af..620c231a2889 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -212,7 +212,7 @@ static int meson_pmx_request_gpio(struct pinctrl_dev *pcdev, { struct meson_pinctrl *pc = pinctrl_dev_get_drvdata(pcdev); - meson_pmx_disable_other_groups(pc, range->pin_base + offset, -1); + meson_pmx_disable_other_groups(pc, offset, -1); return 0; } diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index aea310a91821..c9a146948192 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -382,26 +382,21 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type) { int ret = 0; u32 pin_reg; - unsigned long flags; - bool level_trig; - u32 active_level; + unsigned long flags, irq_flags; struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct amd_gpio *gpio_dev = gpiochip_get_data(gc); spin_lock_irqsave(&gpio_dev->lock, flags); pin_reg = readl(gpio_dev->base + (d->hwirq)*4); - /* - * When level_trig is set EDGE and active_level is set HIGH in BIOS - * default settings, ignore incoming settings from client and use - * BIOS settings to configure GPIO register. + /* Ignore the settings coming from the client and + * read the values from the ACPI tables + * while setting the trigger type */ - level_trig = !(pin_reg & (LEVEL_TRIGGER << LEVEL_TRIG_OFF)); - active_level = pin_reg & (ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF); - if(level_trig && - ((active_level >> ACTIVE_LEVEL_OFF) == ACTIVE_HIGH)) - type = IRQ_TYPE_EDGE_FALLING; + irq_flags = irq_get_trigger_type(d->irq); + if (irq_flags != IRQ_TYPE_NONE) + type = irq_flags; switch (type & IRQ_TYPE_SENSE_MASK) { case IRQ_TYPE_EDGE_RISING: diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c index 12f7d1eb65bc..07409fde02b2 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos.c @@ -56,6 +56,17 @@ static const struct samsung_pin_bank_type bank_type_alive = { .reg_offset = { 0x00, 0x04, 0x08, 0x0c, }, }; +/* Exynos5433 has the 4bit widths for PINCFG_TYPE_DRV bitfields. */ +static const struct samsung_pin_bank_type exynos5433_bank_type_off = { + .fld_width = { 4, 1, 2, 4, 2, 2, }, + .reg_offset = { 0x00, 0x04, 0x08, 0x0c, 0x10, 0x14, }, +}; + +static const struct samsung_pin_bank_type exynos5433_bank_type_alive = { + .fld_width = { 4, 1, 2, 4, }, + .reg_offset = { 0x00, 0x04, 0x08, 0x0c, }, +}; + static void exynos_irq_mask(struct irq_data *irqd) { struct irq_chip *chip = irq_data_get_irq_chip(irqd); @@ -1335,82 +1346,82 @@ const struct samsung_pin_ctrl exynos5420_pin_ctrl[] __initconst = { /* pin banks of exynos5433 pin-controller - ALIVE */ static const struct samsung_pin_bank_data exynos5433_pin_banks0[] = { - EXYNOS_PIN_BANK_EINTW(8, 0x000, "gpa0", 0x00), - EXYNOS_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04), - EXYNOS_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08), - EXYNOS_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c), - EXYNOS_PIN_BANK_EINTW_EXT(8, 0x020, "gpf1", 0x1004, 1), - EXYNOS_PIN_BANK_EINTW_EXT(4, 0x040, "gpf2", 0x1008, 1), - EXYNOS_PIN_BANK_EINTW_EXT(4, 0x060, "gpf3", 0x100c, 1), - EXYNOS_PIN_BANK_EINTW_EXT(8, 0x080, "gpf4", 0x1010, 1), - EXYNOS_PIN_BANK_EINTW_EXT(8, 0x0a0, "gpf5", 0x1014, 1), + EXYNOS5433_PIN_BANK_EINTW(8, 0x000, "gpa0", 0x00), + EXYNOS5433_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04), + EXYNOS5433_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08), + EXYNOS5433_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c), + EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x020, "gpf1", 0x1004, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(4, 0x040, "gpf2", 0x1008, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(4, 0x060, "gpf3", 0x100c, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x080, "gpf4", 0x1010, 1), + EXYNOS5433_PIN_BANK_EINTW_EXT(8, 0x0a0, "gpf5", 0x1014, 1), }; /* pin banks of exynos5433 pin-controller - AUD */ static const struct samsung_pin_bank_data exynos5433_pin_banks1[] = { - EXYNOS_PIN_BANK_EINTG(7, 0x000, "gpz0", 0x00), - EXYNOS_PIN_BANK_EINTG(4, 0x020, "gpz1", 0x04), + EXYNOS5433_PIN_BANK_EINTG(7, 0x000, "gpz0", 0x00), + EXYNOS5433_PIN_BANK_EINTG(4, 0x020, "gpz1", 0x04), }; /* pin banks of exynos5433 pin-controller - CPIF */ static const struct samsung_pin_bank_data exynos5433_pin_banks2[] = { - EXYNOS_PIN_BANK_EINTG(2, 0x000, "gpv6", 0x00), + EXYNOS5433_PIN_BANK_EINTG(2, 0x000, "gpv6", 0x00), }; /* pin banks of exynos5433 pin-controller - eSE */ static const struct samsung_pin_bank_data exynos5433_pin_banks3[] = { - EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj2", 0x00), + EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj2", 0x00), }; /* pin banks of exynos5433 pin-controller - FINGER */ static const struct samsung_pin_bank_data exynos5433_pin_banks4[] = { - EXYNOS_PIN_BANK_EINTG(4, 0x000, "gpd5", 0x00), + EXYNOS5433_PIN_BANK_EINTG(4, 0x000, "gpd5", 0x00), }; /* pin banks of exynos5433 pin-controller - FSYS */ static const struct samsung_pin_bank_data exynos5433_pin_banks5[] = { - EXYNOS_PIN_BANK_EINTG(6, 0x000, "gph1", 0x00), - EXYNOS_PIN_BANK_EINTG(7, 0x020, "gpr4", 0x04), - EXYNOS_PIN_BANK_EINTG(5, 0x040, "gpr0", 0x08), - EXYNOS_PIN_BANK_EINTG(8, 0x060, "gpr1", 0x0c), - EXYNOS_PIN_BANK_EINTG(2, 0x080, "gpr2", 0x10), - EXYNOS_PIN_BANK_EINTG(8, 0x0a0, "gpr3", 0x14), + EXYNOS5433_PIN_BANK_EINTG(6, 0x000, "gph1", 0x00), + EXYNOS5433_PIN_BANK_EINTG(7, 0x020, "gpr4", 0x04), + EXYNOS5433_PIN_BANK_EINTG(5, 0x040, "gpr0", 0x08), + EXYNOS5433_PIN_BANK_EINTG(8, 0x060, "gpr1", 0x0c), + EXYNOS5433_PIN_BANK_EINTG(2, 0x080, "gpr2", 0x10), + EXYNOS5433_PIN_BANK_EINTG(8, 0x0a0, "gpr3", 0x14), }; /* pin banks of exynos5433 pin-controller - IMEM */ static const struct samsung_pin_bank_data exynos5433_pin_banks6[] = { - EXYNOS_PIN_BANK_EINTG(8, 0x000, "gpf0", 0x00), + EXYNOS5433_PIN_BANK_EINTG(8, 0x000, "gpf0", 0x00), }; /* pin banks of exynos5433 pin-controller - NFC */ static const struct samsung_pin_bank_data exynos5433_pin_banks7[] = { - EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj0", 0x00), + EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj0", 0x00), }; /* pin banks of exynos5433 pin-controller - PERIC */ static const struct samsung_pin_bank_data exynos5433_pin_banks8[] = { - EXYNOS_PIN_BANK_EINTG(6, 0x000, "gpv7", 0x00), - EXYNOS_PIN_BANK_EINTG(5, 0x020, "gpb0", 0x04), - EXYNOS_PIN_BANK_EINTG(8, 0x040, "gpc0", 0x08), - EXYNOS_PIN_BANK_EINTG(2, 0x060, "gpc1", 0x0c), - EXYNOS_PIN_BANK_EINTG(6, 0x080, "gpc2", 0x10), - EXYNOS_PIN_BANK_EINTG(8, 0x0a0, "gpc3", 0x14), - EXYNOS_PIN_BANK_EINTG(2, 0x0c0, "gpg0", 0x18), - EXYNOS_PIN_BANK_EINTG(4, 0x0e0, "gpd0", 0x1c), - EXYNOS_PIN_BANK_EINTG(6, 0x100, "gpd1", 0x20), - EXYNOS_PIN_BANK_EINTG(8, 0x120, "gpd2", 0x24), - EXYNOS_PIN_BANK_EINTG(5, 0x140, "gpd4", 0x28), - EXYNOS_PIN_BANK_EINTG(2, 0x160, "gpd8", 0x2c), - EXYNOS_PIN_BANK_EINTG(7, 0x180, "gpd6", 0x30), - EXYNOS_PIN_BANK_EINTG(3, 0x1a0, "gpd7", 0x34), - EXYNOS_PIN_BANK_EINTG(5, 0x1c0, "gpg1", 0x38), - EXYNOS_PIN_BANK_EINTG(2, 0x1e0, "gpg2", 0x3c), - EXYNOS_PIN_BANK_EINTG(8, 0x200, "gpg3", 0x40), + EXYNOS5433_PIN_BANK_EINTG(6, 0x000, "gpv7", 0x00), + EXYNOS5433_PIN_BANK_EINTG(5, 0x020, "gpb0", 0x04), + EXYNOS5433_PIN_BANK_EINTG(8, 0x040, "gpc0", 0x08), + EXYNOS5433_PIN_BANK_EINTG(2, 0x060, "gpc1", 0x0c), + EXYNOS5433_PIN_BANK_EINTG(6, 0x080, "gpc2", 0x10), + EXYNOS5433_PIN_BANK_EINTG(8, 0x0a0, "gpc3", 0x14), + EXYNOS5433_PIN_BANK_EINTG(2, 0x0c0, "gpg0", 0x18), + EXYNOS5433_PIN_BANK_EINTG(4, 0x0e0, "gpd0", 0x1c), + EXYNOS5433_PIN_BANK_EINTG(6, 0x100, "gpd1", 0x20), + EXYNOS5433_PIN_BANK_EINTG(8, 0x120, "gpd2", 0x24), + EXYNOS5433_PIN_BANK_EINTG(5, 0x140, "gpd4", 0x28), + EXYNOS5433_PIN_BANK_EINTG(2, 0x160, "gpd8", 0x2c), + EXYNOS5433_PIN_BANK_EINTG(7, 0x180, "gpd6", 0x30), + EXYNOS5433_PIN_BANK_EINTG(3, 0x1a0, "gpd7", 0x34), + EXYNOS5433_PIN_BANK_EINTG(5, 0x1c0, "gpg1", 0x38), + EXYNOS5433_PIN_BANK_EINTG(2, 0x1e0, "gpg2", 0x3c), + EXYNOS5433_PIN_BANK_EINTG(8, 0x200, "gpg3", 0x40), }; /* pin banks of exynos5433 pin-controller - TOUCH */ static const struct samsung_pin_bank_data exynos5433_pin_banks9[] = { - EXYNOS_PIN_BANK_EINTG(3, 0x000, "gpj1", 0x00), + EXYNOS5433_PIN_BANK_EINTG(3, 0x000, "gpj1", 0x00), }; /* diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.h b/drivers/pinctrl/samsung/pinctrl-exynos.h index 5821525a2c84..a473092fb8d2 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.h +++ b/drivers/pinctrl/samsung/pinctrl-exynos.h @@ -90,6 +90,37 @@ .pctl_res_idx = pctl_idx, \ } \ +#define EXYNOS5433_PIN_BANK_EINTG(pins, reg, id, offs) \ + { \ + .type = &exynos5433_bank_type_off, \ + .pctl_offset = reg, \ + .nr_pins = pins, \ + .eint_type = EINT_TYPE_GPIO, \ + .eint_offset = offs, \ + .name = id \ + } + +#define EXYNOS5433_PIN_BANK_EINTW(pins, reg, id, offs) \ + { \ + .type = &exynos5433_bank_type_alive, \ + .pctl_offset = reg, \ + .nr_pins = pins, \ + .eint_type = EINT_TYPE_WKUP, \ + .eint_offset = offs, \ + .name = id \ + } + +#define EXYNOS5433_PIN_BANK_EINTW_EXT(pins, reg, id, offs, pctl_idx) \ + { \ + .type = &exynos5433_bank_type_alive, \ + .pctl_offset = reg, \ + .nr_pins = pins, \ + .eint_type = EINT_TYPE_WKUP, \ + .eint_offset = offs, \ + .name = id, \ + .pctl_res_idx = pctl_idx, \ + } \ + /** * struct exynos_weint_data: irq specific data for all the wakeup interrupts * generated by the external wakeup interrupt controller. diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 5fe8be089b8b..59aa8e302bc3 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -1034,7 +1034,7 @@ config SURFACE_PRO3_BUTTON config SURFACE_3_BUTTON tristate "Power/home/volume buttons driver for Microsoft Surface 3 tablet" - depends on ACPI && KEYBOARD_GPIO + depends on ACPI && KEYBOARD_GPIO && I2C ---help--- This driver handles the power/home/volume buttons on the Microsoft Surface 3 tablet. diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c index 61f39abf5dc8..82d67715ce76 100644 --- a/drivers/platform/x86/fujitsu-laptop.c +++ b/drivers/platform/x86/fujitsu-laptop.c @@ -177,43 +177,43 @@ static void acpi_fujitsu_hotkey_notify(struct acpi_device *device, u32 event); #if IS_ENABLED(CONFIG_LEDS_CLASS) static enum led_brightness logolamp_get(struct led_classdev *cdev); -static void logolamp_set(struct led_classdev *cdev, +static int logolamp_set(struct led_classdev *cdev, enum led_brightness brightness); static struct led_classdev logolamp_led = { .name = "fujitsu::logolamp", .brightness_get = logolamp_get, - .brightness_set = logolamp_set + .brightness_set_blocking = logolamp_set }; static enum led_brightness kblamps_get(struct led_classdev *cdev); -static void kblamps_set(struct led_classdev *cdev, +static int kblamps_set(struct led_classdev *cdev, enum led_brightness brightness); static struct led_classdev kblamps_led = { .name = "fujitsu::kblamps", .brightness_get = kblamps_get, - .brightness_set = kblamps_set + .brightness_set_blocking = kblamps_set }; static enum led_brightness radio_led_get(struct led_classdev *cdev); -static void radio_led_set(struct led_classdev *cdev, +static int radio_led_set(struct led_classdev *cdev, enum led_brightness brightness); static struct led_classdev radio_led = { .name = "fujitsu::radio_led", .brightness_get = radio_led_get, - .brightness_set = radio_led_set + .brightness_set_blocking = radio_led_set }; static enum led_brightness eco_led_get(struct led_classdev *cdev); -static void eco_led_set(struct led_classdev *cdev, +static int eco_led_set(struct led_classdev *cdev, enum led_brightness brightness); static struct led_classdev eco_led = { .name = "fujitsu::eco_led", .brightness_get = eco_led_get, - .brightness_set = eco_led_set + .brightness_set_blocking = eco_led_set }; #endif @@ -267,48 +267,48 @@ static int call_fext_func(int cmd, int arg0, int arg1, int arg2) #if IS_ENABLED(CONFIG_LEDS_CLASS) /* LED class callbacks */ -static void logolamp_set(struct led_classdev *cdev, +static int logolamp_set(struct led_classdev *cdev, enum led_brightness brightness) { if (brightness >= LED_FULL) { call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_ON); - call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_ON); + return call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_ON); } else if (brightness >= LED_HALF) { call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_ON); - call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_OFF); + return call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_OFF); } else { - call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_OFF); + return call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_OFF); } } -static void kblamps_set(struct led_classdev *cdev, +static int kblamps_set(struct led_classdev *cdev, enum led_brightness brightness) { if (brightness >= LED_FULL) - call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_ON); + return call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_ON); else - call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_OFF); + return call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_OFF); } -static void radio_led_set(struct led_classdev *cdev, +static int radio_led_set(struct led_classdev *cdev, enum led_brightness brightness) { if (brightness >= LED_FULL) - call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, RADIO_LED_ON); + return call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, RADIO_LED_ON); else - call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, 0x0); + return call_fext_func(FUNC_RFKILL, 0x5, RADIO_LED_ON, 0x0); } -static void eco_led_set(struct led_classdev *cdev, +static int eco_led_set(struct led_classdev *cdev, enum led_brightness brightness) { int curr; curr = call_fext_func(FUNC_LEDS, 0x2, ECO_LED, 0x0); if (brightness >= LED_FULL) - call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr | ECO_LED_ON); + return call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr | ECO_LED_ON); else - call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr & ~ECO_LED_ON); + return call_fext_func(FUNC_LEDS, 0x1, ECO_LED, curr & ~ECO_LED_ON); } static enum led_brightness logolamp_get(struct led_classdev *cdev) diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c index be1ee89ee917..36d75c367d22 100644 --- a/drivers/vfio/mdev/mdev_core.c +++ b/drivers/vfio/mdev/mdev_core.c @@ -27,6 +27,45 @@ static LIST_HEAD(parent_list); static DEFINE_MUTEX(parent_list_lock); static struct class_compat *mdev_bus_compat_class; +static LIST_HEAD(mdev_list); +static DEFINE_MUTEX(mdev_list_lock); + +struct device *mdev_parent_dev(struct mdev_device *mdev) +{ + return mdev->parent->dev; +} +EXPORT_SYMBOL(mdev_parent_dev); + +void *mdev_get_drvdata(struct mdev_device *mdev) +{ + return mdev->driver_data; +} +EXPORT_SYMBOL(mdev_get_drvdata); + +void mdev_set_drvdata(struct mdev_device *mdev, void *data) +{ + mdev->driver_data = data; +} +EXPORT_SYMBOL(mdev_set_drvdata); + +struct device *mdev_dev(struct mdev_device *mdev) +{ + return &mdev->dev; +} +EXPORT_SYMBOL(mdev_dev); + +struct mdev_device *mdev_from_dev(struct device *dev) +{ + return dev_is_mdev(dev) ? to_mdev_device(dev) : NULL; +} +EXPORT_SYMBOL(mdev_from_dev); + +uuid_le mdev_uuid(struct mdev_device *mdev) +{ + return mdev->uuid; +} +EXPORT_SYMBOL(mdev_uuid); + static int _find_mdev_device(struct device *dev, void *data) { struct mdev_device *mdev; @@ -42,7 +81,7 @@ static int _find_mdev_device(struct device *dev, void *data) return 0; } -static bool mdev_device_exist(struct parent_device *parent, uuid_le uuid) +static bool mdev_device_exist(struct mdev_parent *parent, uuid_le uuid) { struct device *dev; @@ -56,9 +95,9 @@ static bool mdev_device_exist(struct parent_device *parent, uuid_le uuid) } /* Should be called holding parent_list_lock */ -static struct parent_device *__find_parent_device(struct device *dev) +static struct mdev_parent *__find_parent_device(struct device *dev) { - struct parent_device *parent; + struct mdev_parent *parent; list_for_each_entry(parent, &parent_list, next) { if (parent->dev == dev) @@ -69,8 +108,8 @@ static struct parent_device *__find_parent_device(struct device *dev) static void mdev_release_parent(struct kref *kref) { - struct parent_device *parent = container_of(kref, struct parent_device, - ref); + struct mdev_parent *parent = container_of(kref, struct mdev_parent, + ref); struct device *dev = parent->dev; kfree(parent); @@ -78,7 +117,7 @@ static void mdev_release_parent(struct kref *kref) } static -inline struct parent_device *mdev_get_parent(struct parent_device *parent) +inline struct mdev_parent *mdev_get_parent(struct mdev_parent *parent) { if (parent) kref_get(&parent->ref); @@ -86,7 +125,7 @@ inline struct parent_device *mdev_get_parent(struct parent_device *parent) return parent; } -static inline void mdev_put_parent(struct parent_device *parent) +static inline void mdev_put_parent(struct mdev_parent *parent) { if (parent) kref_put(&parent->ref, mdev_release_parent); @@ -95,7 +134,7 @@ static inline void mdev_put_parent(struct parent_device *parent) static int mdev_device_create_ops(struct kobject *kobj, struct mdev_device *mdev) { - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; int ret; ret = parent->ops->create(kobj, mdev); @@ -122,7 +161,7 @@ static int mdev_device_create_ops(struct kobject *kobj, */ static int mdev_device_remove_ops(struct mdev_device *mdev, bool force_remove) { - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; int ret; /* @@ -153,10 +192,10 @@ static int mdev_device_remove_cb(struct device *dev, void *data) * Add device to list of registered parent devices. * Returns a negative value on error, otherwise 0. */ -int mdev_register_device(struct device *dev, const struct parent_ops *ops) +int mdev_register_device(struct device *dev, const struct mdev_parent_ops *ops) { int ret; - struct parent_device *parent; + struct mdev_parent *parent; /* check for mandatory ops */ if (!ops || !ops->create || !ops->remove || !ops->supported_type_groups) @@ -229,7 +268,7 @@ EXPORT_SYMBOL(mdev_register_device); void mdev_unregister_device(struct device *dev) { - struct parent_device *parent; + struct mdev_parent *parent; bool force_remove = true; mutex_lock(&parent_list_lock); @@ -266,7 +305,7 @@ int mdev_device_create(struct kobject *kobj, struct device *dev, uuid_le uuid) { int ret; struct mdev_device *mdev; - struct parent_device *parent; + struct mdev_parent *parent; struct mdev_type *type = to_mdev_type(kobj); parent = mdev_get_parent(type->parent); @@ -316,6 +355,11 @@ int mdev_device_create(struct kobject *kobj, struct device *dev, uuid_le uuid) dev_dbg(&mdev->dev, "MDEV: created\n"); mutex_unlock(&parent->lock); + + mutex_lock(&mdev_list_lock); + list_add(&mdev->next, &mdev_list); + mutex_unlock(&mdev_list_lock); + return ret; create_failed: @@ -329,12 +373,30 @@ create_err: int mdev_device_remove(struct device *dev, bool force_remove) { - struct mdev_device *mdev; - struct parent_device *parent; + struct mdev_device *mdev, *tmp; + struct mdev_parent *parent; struct mdev_type *type; int ret; + bool found = false; mdev = to_mdev_device(dev); + + mutex_lock(&mdev_list_lock); + list_for_each_entry(tmp, &mdev_list, next) { + if (tmp == mdev) { + found = true; + break; + } + } + + if (found) + list_del(&mdev->next); + + mutex_unlock(&mdev_list_lock); + + if (!found) + return -ENODEV; + type = to_mdev_type(mdev->type_kobj); parent = mdev->parent; mutex_lock(&parent->lock); @@ -342,6 +404,11 @@ int mdev_device_remove(struct device *dev, bool force_remove) ret = mdev_device_remove_ops(mdev, force_remove); if (ret) { mutex_unlock(&parent->lock); + + mutex_lock(&mdev_list_lock); + list_add(&mdev->next, &mdev_list); + mutex_unlock(&mdev_list_lock); + return ret; } @@ -349,7 +416,8 @@ int mdev_device_remove(struct device *dev, bool force_remove) device_unregister(dev); mutex_unlock(&parent->lock); mdev_put_parent(parent); - return ret; + + return 0; } static int __init mdev_init(void) diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h index d35097cbf3d7..a9cefd70a705 100644 --- a/drivers/vfio/mdev/mdev_private.h +++ b/drivers/vfio/mdev/mdev_private.h @@ -16,10 +16,33 @@ int mdev_bus_register(void); void mdev_bus_unregister(void); +struct mdev_parent { + struct device *dev; + const struct mdev_parent_ops *ops; + struct kref ref; + struct mutex lock; + struct list_head next; + struct kset *mdev_types_kset; + struct list_head type_list; +}; + +struct mdev_device { + struct device dev; + struct mdev_parent *parent; + uuid_le uuid; + void *driver_data; + struct kref ref; + struct list_head next; + struct kobject *type_kobj; +}; + +#define to_mdev_device(dev) container_of(dev, struct mdev_device, dev) +#define dev_is_mdev(d) ((d)->bus == &mdev_bus_type) + struct mdev_type { struct kobject kobj; struct kobject *devices_kobj; - struct parent_device *parent; + struct mdev_parent *parent; struct list_head next; struct attribute_group *group; }; @@ -29,8 +52,8 @@ struct mdev_type { #define to_mdev_type(_kobj) \ container_of(_kobj, struct mdev_type, kobj) -int parent_create_sysfs_files(struct parent_device *parent); -void parent_remove_sysfs_files(struct parent_device *parent); +int parent_create_sysfs_files(struct mdev_parent *parent); +void parent_remove_sysfs_files(struct mdev_parent *parent); int mdev_create_sysfs_files(struct device *dev, struct mdev_type *type); void mdev_remove_sysfs_files(struct device *dev, struct mdev_type *type); diff --git a/drivers/vfio/mdev/mdev_sysfs.c b/drivers/vfio/mdev/mdev_sysfs.c index 1a53deb2ee10..802df210929b 100644 --- a/drivers/vfio/mdev/mdev_sysfs.c +++ b/drivers/vfio/mdev/mdev_sysfs.c @@ -92,7 +92,7 @@ static struct kobj_type mdev_type_ktype = { .release = mdev_type_release, }; -struct mdev_type *add_mdev_supported_type(struct parent_device *parent, +struct mdev_type *add_mdev_supported_type(struct mdev_parent *parent, struct attribute_group *group) { struct mdev_type *type; @@ -158,7 +158,7 @@ static void remove_mdev_supported_type(struct mdev_type *type) kobject_put(&type->kobj); } -static int add_mdev_supported_type_groups(struct parent_device *parent) +static int add_mdev_supported_type_groups(struct mdev_parent *parent) { int i; @@ -183,7 +183,7 @@ static int add_mdev_supported_type_groups(struct parent_device *parent) } /* mdev sysfs functions */ -void parent_remove_sysfs_files(struct parent_device *parent) +void parent_remove_sysfs_files(struct mdev_parent *parent) { struct mdev_type *type, *tmp; @@ -196,7 +196,7 @@ void parent_remove_sysfs_files(struct parent_device *parent) kset_unregister(parent->mdev_types_kset); } -int parent_create_sysfs_files(struct parent_device *parent) +int parent_create_sysfs_files(struct mdev_parent *parent) { int ret; diff --git a/drivers/vfio/mdev/vfio_mdev.c b/drivers/vfio/mdev/vfio_mdev.c index ffc36758cb84..fa848a701b8b 100644 --- a/drivers/vfio/mdev/vfio_mdev.c +++ b/drivers/vfio/mdev/vfio_mdev.c @@ -27,7 +27,7 @@ static int vfio_mdev_open(void *device_data) { struct mdev_device *mdev = device_data; - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; int ret; if (unlikely(!parent->ops->open)) @@ -46,7 +46,7 @@ static int vfio_mdev_open(void *device_data) static void vfio_mdev_release(void *device_data) { struct mdev_device *mdev = device_data; - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; if (likely(parent->ops->release)) parent->ops->release(mdev); @@ -58,7 +58,7 @@ static long vfio_mdev_unlocked_ioctl(void *device_data, unsigned int cmd, unsigned long arg) { struct mdev_device *mdev = device_data; - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; if (unlikely(!parent->ops->ioctl)) return -EINVAL; @@ -70,7 +70,7 @@ static ssize_t vfio_mdev_read(void *device_data, char __user *buf, size_t count, loff_t *ppos) { struct mdev_device *mdev = device_data; - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; if (unlikely(!parent->ops->read)) return -EINVAL; @@ -82,7 +82,7 @@ static ssize_t vfio_mdev_write(void *device_data, const char __user *buf, size_t count, loff_t *ppos) { struct mdev_device *mdev = device_data; - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; if (unlikely(!parent->ops->write)) return -EINVAL; @@ -93,7 +93,7 @@ static ssize_t vfio_mdev_write(void *device_data, const char __user *buf, static int vfio_mdev_mmap(void *device_data, struct vm_area_struct *vma) { struct mdev_device *mdev = device_data; - struct parent_device *parent = mdev->parent; + struct mdev_parent *parent = mdev->parent; if (unlikely(!parent->ops->mmap)) return -EINVAL; diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c index dcd7c2a99618..324c52e3a1a4 100644 --- a/drivers/vfio/pci/vfio_pci.c +++ b/drivers/vfio/pci/vfio_pci.c @@ -1142,6 +1142,10 @@ static int vfio_pci_mmap(void *device_data, struct vm_area_struct *vma) return ret; vdev->barmap[index] = pci_iomap(pdev, index, 0); + if (!vdev->barmap[index]) { + pci_release_selected_regions(pdev, 1 << index); + return -ENOMEM; + } } vma->vm_private_data = vdev; diff --git a/drivers/vfio/pci/vfio_pci_rdwr.c b/drivers/vfio/pci/vfio_pci_rdwr.c index 5ffd1d9ad4bd..357243d76f10 100644 --- a/drivers/vfio/pci/vfio_pci_rdwr.c +++ b/drivers/vfio/pci/vfio_pci_rdwr.c @@ -193,7 +193,10 @@ ssize_t vfio_pci_vga_rw(struct vfio_pci_device *vdev, char __user *buf, if (!vdev->has_vga) return -EINVAL; - switch (pos) { + if (pos > 0xbfffful) + return -EINVAL; + + switch ((u32)pos) { case 0xa0000 ... 0xbffff: count = min(count, (size_t)(0xc0000 - pos)); iomem = ioremap_nocache(0xa0000, 0xbffff - 0xa0000 + 1); diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c index f3726ba12aa6..9266271a787a 100644 --- a/drivers/vfio/vfio_iommu_type1.c +++ b/drivers/vfio/vfio_iommu_type1.c @@ -268,28 +268,38 @@ static void vfio_lock_acct(struct task_struct *task, long npage) { struct vwork *vwork; struct mm_struct *mm; + bool is_current; if (!npage) return; - mm = get_task_mm(task); + is_current = (task->mm == current->mm); + + mm = is_current ? task->mm : get_task_mm(task); if (!mm) - return; /* process exited or nothing to do */ + return; /* process exited */ if (down_write_trylock(&mm->mmap_sem)) { mm->locked_vm += npage; up_write(&mm->mmap_sem); - mmput(mm); + if (!is_current) + mmput(mm); return; } + if (is_current) { + mm = get_task_mm(task); + if (!mm) + return; + } + /* * Couldn't get mmap_sem lock, so must setup to update * mm->locked_vm later. If locked_vm were atomic, we * wouldn't need this silliness */ vwork = kmalloc(sizeof(struct vwork), GFP_KERNEL); - if (!vwork) { + if (WARN_ON(!vwork)) { mmput(mm); return; } @@ -393,77 +403,71 @@ static int vaddr_get_pfn(struct mm_struct *mm, unsigned long vaddr, static long vfio_pin_pages_remote(struct vfio_dma *dma, unsigned long vaddr, long npage, unsigned long *pfn_base) { - unsigned long limit; - bool lock_cap = ns_capable(task_active_pid_ns(dma->task)->user_ns, - CAP_IPC_LOCK); - struct mm_struct *mm; - long ret, i = 0, lock_acct = 0; + unsigned long limit = rlimit(RLIMIT_MEMLOCK) >> PAGE_SHIFT; + bool lock_cap = capable(CAP_IPC_LOCK); + long ret, pinned = 0, lock_acct = 0; bool rsvd; dma_addr_t iova = vaddr - dma->vaddr + dma->iova; - mm = get_task_mm(dma->task); - if (!mm) + /* This code path is only user initiated */ + if (!current->mm) return -ENODEV; - ret = vaddr_get_pfn(mm, vaddr, dma->prot, pfn_base); + ret = vaddr_get_pfn(current->mm, vaddr, dma->prot, pfn_base); if (ret) - goto pin_pg_remote_exit; + return ret; + pinned++; rsvd = is_invalid_reserved_pfn(*pfn_base); - limit = task_rlimit(dma->task, RLIMIT_MEMLOCK) >> PAGE_SHIFT; /* * Reserved pages aren't counted against the user, externally pinned * pages are already counted against the user. */ if (!rsvd && !vfio_find_vpfn(dma, iova)) { - if (!lock_cap && mm->locked_vm + 1 > limit) { + if (!lock_cap && current->mm->locked_vm + 1 > limit) { put_pfn(*pfn_base, dma->prot); pr_warn("%s: RLIMIT_MEMLOCK (%ld) exceeded\n", __func__, limit << PAGE_SHIFT); - ret = -ENOMEM; - goto pin_pg_remote_exit; + return -ENOMEM; } lock_acct++; } - i++; - if (likely(!disable_hugepages)) { - /* Lock all the consecutive pages from pfn_base */ - for (vaddr += PAGE_SIZE, iova += PAGE_SIZE; i < npage; - i++, vaddr += PAGE_SIZE, iova += PAGE_SIZE) { - unsigned long pfn = 0; + if (unlikely(disable_hugepages)) + goto out; - ret = vaddr_get_pfn(mm, vaddr, dma->prot, &pfn); - if (ret) - break; + /* Lock all the consecutive pages from pfn_base */ + for (vaddr += PAGE_SIZE, iova += PAGE_SIZE; pinned < npage; + pinned++, vaddr += PAGE_SIZE, iova += PAGE_SIZE) { + unsigned long pfn = 0; - if (pfn != *pfn_base + i || - rsvd != is_invalid_reserved_pfn(pfn)) { + ret = vaddr_get_pfn(current->mm, vaddr, dma->prot, &pfn); + if (ret) + break; + + if (pfn != *pfn_base + pinned || + rsvd != is_invalid_reserved_pfn(pfn)) { + put_pfn(pfn, dma->prot); + break; + } + + if (!rsvd && !vfio_find_vpfn(dma, iova)) { + if (!lock_cap && + current->mm->locked_vm + lock_acct + 1 > limit) { put_pfn(pfn, dma->prot); + pr_warn("%s: RLIMIT_MEMLOCK (%ld) exceeded\n", + __func__, limit << PAGE_SHIFT); break; } - - if (!rsvd && !vfio_find_vpfn(dma, iova)) { - if (!lock_cap && - mm->locked_vm + lock_acct + 1 > limit) { - put_pfn(pfn, dma->prot); - pr_warn("%s: RLIMIT_MEMLOCK (%ld) " - "exceeded\n", __func__, - limit << PAGE_SHIFT); - break; - } - lock_acct++; - } + lock_acct++; } } - vfio_lock_acct(dma->task, lock_acct); - ret = i; +out: + vfio_lock_acct(current, lock_acct); -pin_pg_remote_exit: - mmput(mm); - return ret; + return pinned; } static long vfio_unpin_pages_remote(struct vfio_dma *dma, dma_addr_t iova, @@ -473,10 +477,10 @@ static long vfio_unpin_pages_remote(struct vfio_dma *dma, dma_addr_t iova, long unlocked = 0, locked = 0; long i; - for (i = 0; i < npage; i++) { + for (i = 0; i < npage; i++, iova += PAGE_SIZE) { if (put_pfn(pfn++, dma->prot)) { unlocked++; - if (vfio_find_vpfn(dma, iova + (i << PAGE_SHIFT))) + if (vfio_find_vpfn(dma, iova)) locked++; } } diff --git a/drivers/video/fbdev/cobalt_lcdfb.c b/drivers/video/fbdev/cobalt_lcdfb.c index 2d3b691f3fc4..038ac6934fe9 100644 --- a/drivers/video/fbdev/cobalt_lcdfb.c +++ b/drivers/video/fbdev/cobalt_lcdfb.c @@ -308,6 +308,11 @@ static int cobalt_lcdfb_probe(struct platform_device *dev) info->screen_size = resource_size(res); info->screen_base = devm_ioremap(&dev->dev, res->start, info->screen_size); + if (!info->screen_base) { + framebuffer_release(info); + return -ENOMEM; + } + info->fbops = &cobalt_lcd_fbops; info->fix = cobalt_lcdfb_fix; info->fix.smem_start = res->start; diff --git a/drivers/xen/arm-device.c b/drivers/xen/arm-device.c index 778acf80aacb..85dd20e05726 100644 --- a/drivers/xen/arm-device.c +++ b/drivers/xen/arm-device.c @@ -58,9 +58,13 @@ static int xen_map_device_mmio(const struct resource *resources, xen_pfn_t *gpfns; xen_ulong_t *idxs; int *errs; - struct xen_add_to_physmap_range xatp; for (i = 0; i < count; i++) { + struct xen_add_to_physmap_range xatp = { + .domid = DOMID_SELF, + .space = XENMAPSPACE_dev_mmio + }; + r = &resources[i]; nr = DIV_ROUND_UP(resource_size(r), XEN_PAGE_SIZE); if ((resource_type(r) != IORESOURCE_MEM) || (nr == 0)) @@ -87,9 +91,7 @@ static int xen_map_device_mmio(const struct resource *resources, idxs[j] = XEN_PFN_DOWN(r->start) + j; } - xatp.domid = DOMID_SELF; xatp.size = nr; - xatp.space = XENMAPSPACE_dev_mmio; set_xen_guest_handle(xatp.gpfns, gpfns); set_xen_guest_handle(xatp.idxs, idxs); diff --git a/drivers/xen/events/events_fifo.c b/drivers/xen/events/events_fifo.c index c03f9c86c7e3..3c41470c7fc4 100644 --- a/drivers/xen/events/events_fifo.c +++ b/drivers/xen/events/events_fifo.c @@ -369,8 +369,7 @@ static void evtchn_fifo_resume(void) } ret = init_control_block(cpu, control_block); - if (ret < 0) - BUG(); + BUG_ON(ret < 0); } /* diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c index e8c7f09d01be..6890897a6f30 100644 --- a/drivers/xen/evtchn.c +++ b/drivers/xen/evtchn.c @@ -125,7 +125,7 @@ static int add_evtchn(struct per_user_data *u, struct user_evtchn *evtchn) while (*new) { struct user_evtchn *this; - this = container_of(*new, struct user_evtchn, node); + this = rb_entry(*new, struct user_evtchn, node); parent = *new; if (this->port < evtchn->port) @@ -157,7 +157,7 @@ static struct user_evtchn *find_evtchn(struct per_user_data *u, unsigned port) while (node) { struct user_evtchn *evtchn; - evtchn = container_of(node, struct user_evtchn, node); + evtchn = rb_entry(node, struct user_evtchn, node); if (evtchn->port < port) node = node->rb_left; diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 478fb91e3df2..f905d6eeb048 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -275,6 +275,10 @@ retry: rc = 0; } else rc = swiotlb_late_init_with_tbl(xen_io_tlb_start, xen_io_tlb_nslabs); + + if (!rc) + swiotlb_set_max_segment(PAGE_SIZE); + return rc; error: if (repeat--) { @@ -392,7 +396,7 @@ dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page, if (dma_capable(dev, dev_addr, size) && !range_straddles_page_boundary(phys, size) && !xen_arch_need_swiotlb(dev, phys, dev_addr) && - !swiotlb_force) { + (swiotlb_force != SWIOTLB_FORCE)) { /* we are not interested in the dma_addr returned by * xen_dma_map_page, only in the potential cache flushes executed * by the function. */ @@ -552,7 +556,7 @@ xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, phys_addr_t paddr = sg_phys(sg); dma_addr_t dev_addr = xen_phys_to_bus(paddr); - if (swiotlb_force || + if (swiotlb_force == SWIOTLB_FORCE || xen_arch_need_swiotlb(hwdev, paddr, dev_addr) || !dma_capable(hwdev, dev_addr, sg->length) || range_straddles_page_boundary(paddr, sg->length)) { diff --git a/drivers/xen/xenbus/xenbus_comms.h b/drivers/xen/xenbus/xenbus_comms.h index e74f9c1fbd80..867a2e425208 100644 --- a/drivers/xen/xenbus/xenbus_comms.h +++ b/drivers/xen/xenbus/xenbus_comms.h @@ -42,7 +42,6 @@ int xb_write(const void *data, unsigned len); int xb_read(void *data, unsigned len); int xb_data_to_read(void); int xb_wait_for_data_to_read(void); -int xs_input_avail(void); extern struct xenstore_domain_interface *xen_store_interface; extern int xen_store_evtchn; extern enum xenstore_init xen_store_domain_type; diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c index 6c0ead4be784..79130b310247 100644 --- a/drivers/xen/xenbus/xenbus_dev_frontend.c +++ b/drivers/xen/xenbus/xenbus_dev_frontend.c @@ -302,6 +302,29 @@ static void watch_fired(struct xenbus_watch *watch, mutex_unlock(&adap->dev_data->reply_mutex); } +static int xenbus_command_reply(struct xenbus_file_priv *u, + unsigned int msg_type, const char *reply) +{ + struct { + struct xsd_sockmsg hdr; + const char body[16]; + } msg; + int rc; + + msg.hdr = u->u.msg; + msg.hdr.type = msg_type; + msg.hdr.len = strlen(reply) + 1; + if (msg.hdr.len > sizeof(msg.body)) + return -E2BIG; + + mutex_lock(&u->reply_mutex); + rc = queue_reply(&u->read_buffers, &msg, sizeof(msg.hdr) + msg.hdr.len); + wake_up(&u->read_waitq); + mutex_unlock(&u->reply_mutex); + + return rc; +} + static int xenbus_write_transaction(unsigned msg_type, struct xenbus_file_priv *u) { @@ -316,12 +339,12 @@ static int xenbus_write_transaction(unsigned msg_type, rc = -ENOMEM; goto out; } - } else if (msg_type == XS_TRANSACTION_END) { + } else if (u->u.msg.tx_id != 0) { list_for_each_entry(trans, &u->transactions, list) if (trans->handle.id == u->u.msg.tx_id) break; if (&trans->list == &u->transactions) - return -ESRCH; + return xenbus_command_reply(u, XS_ERROR, "ENOENT"); } reply = xenbus_dev_request_and_reply(&u->u.msg); @@ -372,12 +395,12 @@ static int xenbus_write_watch(unsigned msg_type, struct xenbus_file_priv *u) path = u->u.buffer + sizeof(u->u.msg); token = memchr(path, 0, u->u.msg.len); if (token == NULL) { - rc = -EILSEQ; + rc = xenbus_command_reply(u, XS_ERROR, "EINVAL"); goto out; } token++; if (memchr(token, 0, u->u.msg.len - (token - path)) == NULL) { - rc = -EILSEQ; + rc = xenbus_command_reply(u, XS_ERROR, "EINVAL"); goto out; } @@ -411,23 +434,7 @@ static int xenbus_write_watch(unsigned msg_type, struct xenbus_file_priv *u) } /* Success. Synthesize a reply to say all is OK. */ - { - struct { - struct xsd_sockmsg hdr; - char body[3]; - } __packed reply = { - { - .type = msg_type, - .len = sizeof(reply.body) - }, - "OK" - }; - - mutex_lock(&u->reply_mutex); - rc = queue_reply(&u->read_buffers, &reply, sizeof(reply)); - wake_up(&u->read_waitq); - mutex_unlock(&u->reply_mutex); - } + rc = xenbus_command_reply(u, msg_type, "OK"); out: return rc; diff --git a/fs/block_dev.c b/fs/block_dev.c index 6254cee8f8f3..5db5d1340d69 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -328,6 +328,7 @@ __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages) struct file *file = iocb->ki_filp; struct inode *inode = bdev_file_inode(file); struct block_device *bdev = I_BDEV(inode); + struct blk_plug plug; struct blkdev_dio *dio; struct bio *bio; bool is_read = (iov_iter_rw(iter) == READ); @@ -353,6 +354,7 @@ __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages) dio->multi_bio = false; dio->should_dirty = is_read && (iter->type == ITER_IOVEC); + blk_start_plug(&plug); for (;;) { bio->bi_bdev = bdev; bio->bi_iter.bi_sector = pos >> 9; @@ -394,6 +396,7 @@ __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages) submit_bio(bio); bio = bio_alloc(GFP_KERNEL, nr_pages); } + blk_finish_plug(&plug); if (!dio->is_sync) return -EIOCBQUEUED; diff --git a/fs/buffer.c b/fs/buffer.c index d21771fcf7d3..0e87401cf335 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -1660,7 +1660,7 @@ void clean_bdev_aliases(struct block_device *bdev, sector_t block, sector_t len) head = page_buffers(page); bh = head; do { - if (!buffer_mapped(bh)) + if (!buffer_mapped(bh) || (bh->b_blocknr < block)) goto next; if (bh->b_blocknr >= block + len) break; diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c index 6eeea1dcba41..95cd4c3b06c3 100644 --- a/fs/crypto/keyinfo.c +++ b/fs/crypto/keyinfo.c @@ -248,7 +248,8 @@ retry: goto out; if (fscrypt_dummy_context_enabled(inode)) { - memset(raw_key, 0x42, FS_AES_256_XTS_KEY_SIZE); + memset(raw_key, 0x42, keysize/2); + memset(raw_key+keysize/2, 0x24, keysize - (keysize/2)); goto got_key; } diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c index 6ed7c2eebeec..d6cd7ea4851d 100644 --- a/fs/crypto/policy.c +++ b/fs/crypto/policy.c @@ -179,6 +179,11 @@ int fscrypt_has_permitted_context(struct inode *parent, struct inode *child) BUG_ON(1); } + /* No restrictions on file types which are never encrypted */ + if (!S_ISREG(child->i_mode) && !S_ISDIR(child->i_mode) && + !S_ISLNK(child->i_mode)) + return 1; + /* no restrictions if the parent directory is not encrypted */ if (!parent->i_sb->s_cop->is_encrypted(parent)) return 1; diff --git a/fs/notify/mark.c b/fs/notify/mark.c index d3fea0bd89e2..6043306e8e21 100644 --- a/fs/notify/mark.c +++ b/fs/notify/mark.c @@ -510,18 +510,6 @@ void fsnotify_detach_group_marks(struct fsnotify_group *group) } } -void fsnotify_duplicate_mark(struct fsnotify_mark *new, struct fsnotify_mark *old) -{ - assert_spin_locked(&old->lock); - new->inode = old->inode; - new->mnt = old->mnt; - if (old->group) - fsnotify_get_group(old->group); - new->group = old->group; - new->mask = old->mask; - new->free_mark = old->free_mark; -} - /* * Nothing fancy, just initialize lists and locks and counters. */ diff --git a/fs/xfs/libxfs/xfs_ag_resv.c b/fs/xfs/libxfs/xfs_ag_resv.c index e5ebc3770460..d346d42c54d1 100644 --- a/fs/xfs/libxfs/xfs_ag_resv.c +++ b/fs/xfs/libxfs/xfs_ag_resv.c @@ -256,6 +256,9 @@ xfs_ag_resv_init( goto out; } + ASSERT(xfs_perag_resv(pag, XFS_AG_RESV_METADATA)->ar_reserved + + xfs_perag_resv(pag, XFS_AG_RESV_AGFL)->ar_reserved <= + pag->pagf_freeblks + pag->pagf_flcount); out: return error; } diff --git a/fs/xfs/libxfs/xfs_refcount_btree.c b/fs/xfs/libxfs/xfs_refcount_btree.c index 6fb2215f8ff7..50add5272807 100644 --- a/fs/xfs/libxfs/xfs_refcount_btree.c +++ b/fs/xfs/libxfs/xfs_refcount_btree.c @@ -409,13 +409,14 @@ xfs_refcountbt_calc_size( */ xfs_extlen_t xfs_refcountbt_max_size( - struct xfs_mount *mp) + struct xfs_mount *mp, + xfs_agblock_t agblocks) { /* Bail out if we're uninitialized, which can happen in mkfs. */ if (mp->m_refc_mxr[0] == 0) return 0; - return xfs_refcountbt_calc_size(mp, mp->m_sb.sb_agblocks); + return xfs_refcountbt_calc_size(mp, agblocks); } /* @@ -430,22 +431,24 @@ xfs_refcountbt_calc_reserves( { struct xfs_buf *agbp; struct xfs_agf *agf; + xfs_agblock_t agblocks; xfs_extlen_t tree_len; int error; if (!xfs_sb_version_hasreflink(&mp->m_sb)) return 0; - *ask += xfs_refcountbt_max_size(mp); error = xfs_alloc_read_agf(mp, NULL, agno, 0, &agbp); if (error) return error; agf = XFS_BUF_TO_AGF(agbp); + agblocks = be32_to_cpu(agf->agf_length); tree_len = be32_to_cpu(agf->agf_refcount_blocks); xfs_buf_relse(agbp); + *ask += xfs_refcountbt_max_size(mp, agblocks); *used += tree_len; return error; diff --git a/fs/xfs/libxfs/xfs_refcount_btree.h b/fs/xfs/libxfs/xfs_refcount_btree.h index 3be7768bd51a..9db008b955b7 100644 --- a/fs/xfs/libxfs/xfs_refcount_btree.h +++ b/fs/xfs/libxfs/xfs_refcount_btree.h @@ -66,7 +66,8 @@ extern void xfs_refcountbt_compute_maxlevels(struct xfs_mount *mp); extern xfs_extlen_t xfs_refcountbt_calc_size(struct xfs_mount *mp, unsigned long long len); -extern xfs_extlen_t xfs_refcountbt_max_size(struct xfs_mount *mp); +extern xfs_extlen_t xfs_refcountbt_max_size(struct xfs_mount *mp, + xfs_agblock_t agblocks); extern int xfs_refcountbt_calc_reserves(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_extlen_t *ask, xfs_extlen_t *used); diff --git a/fs/xfs/libxfs/xfs_rmap_btree.c b/fs/xfs/libxfs/xfs_rmap_btree.c index de25771764ba..74e5a54bc428 100644 --- a/fs/xfs/libxfs/xfs_rmap_btree.c +++ b/fs/xfs/libxfs/xfs_rmap_btree.c @@ -550,13 +550,14 @@ xfs_rmapbt_calc_size( */ xfs_extlen_t xfs_rmapbt_max_size( - struct xfs_mount *mp) + struct xfs_mount *mp, + xfs_agblock_t agblocks) { /* Bail out if we're uninitialized, which can happen in mkfs. */ if (mp->m_rmap_mxr[0] == 0) return 0; - return xfs_rmapbt_calc_size(mp, mp->m_sb.sb_agblocks); + return xfs_rmapbt_calc_size(mp, agblocks); } /* @@ -571,25 +572,24 @@ xfs_rmapbt_calc_reserves( { struct xfs_buf *agbp; struct xfs_agf *agf; - xfs_extlen_t pool_len; + xfs_agblock_t agblocks; xfs_extlen_t tree_len; int error; if (!xfs_sb_version_hasrmapbt(&mp->m_sb)) return 0; - /* Reserve 1% of the AG or enough for 1 block per record. */ - pool_len = max(mp->m_sb.sb_agblocks / 100, xfs_rmapbt_max_size(mp)); - *ask += pool_len; - error = xfs_alloc_read_agf(mp, NULL, agno, 0, &agbp); if (error) return error; agf = XFS_BUF_TO_AGF(agbp); + agblocks = be32_to_cpu(agf->agf_length); tree_len = be32_to_cpu(agf->agf_rmap_blocks); xfs_buf_relse(agbp); + /* Reserve 1% of the AG or enough for 1 block per record. */ + *ask += max(agblocks / 100, xfs_rmapbt_max_size(mp, agblocks)); *used += tree_len; return error; diff --git a/fs/xfs/libxfs/xfs_rmap_btree.h b/fs/xfs/libxfs/xfs_rmap_btree.h index 2a9ac472fb15..19c08e933049 100644 --- a/fs/xfs/libxfs/xfs_rmap_btree.h +++ b/fs/xfs/libxfs/xfs_rmap_btree.h @@ -60,7 +60,8 @@ extern void xfs_rmapbt_compute_maxlevels(struct xfs_mount *mp); extern xfs_extlen_t xfs_rmapbt_calc_size(struct xfs_mount *mp, unsigned long long len); -extern xfs_extlen_t xfs_rmapbt_max_size(struct xfs_mount *mp); +extern xfs_extlen_t xfs_rmapbt_max_size(struct xfs_mount *mp, + xfs_agblock_t agblocks); extern int xfs_rmapbt_calc_reserves(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_extlen_t *ask, xfs_extlen_t *used); diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c index 93d12fa2670d..242e8091296d 100644 --- a/fs/xfs/xfs_fsops.c +++ b/fs/xfs/xfs_fsops.c @@ -631,6 +631,20 @@ xfs_growfs_data_private( xfs_set_low_space_thresholds(mp); mp->m_alloc_set_aside = xfs_alloc_set_aside(mp); + /* + * If we expanded the last AG, free the per-AG reservation + * so we can reinitialize it with the new size. + */ + if (new) { + struct xfs_perag *pag; + + pag = xfs_perag_get(mp, agno); + error = xfs_ag_resv_free(pag); + xfs_perag_put(pag); + if (error) + goto out; + } + /* Reserve AG metadata blocks. */ error = xfs_fs_reserve_ag_blocks(mp); if (error && error != -ENOSPC) diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index ff4d6311c7f4..70ca4f608321 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -1597,7 +1597,8 @@ xfs_inode_free_cowblocks( * If the mapping is dirty or under writeback we cannot touch the * CoW fork. Leave it alone if we're in the midst of a directio. */ - if (mapping_tagged(VFS_I(ip)->i_mapping, PAGECACHE_TAG_DIRTY) || + if ((VFS_I(ip)->i_state & I_DIRTY_PAGES) || + mapping_tagged(VFS_I(ip)->i_mapping, PAGECACHE_TAG_DIRTY) || mapping_tagged(VFS_I(ip)->i_mapping, PAGECACHE_TAG_WRITEBACK) || atomic_read(&VFS_I(ip)->i_dio_count)) return 0; diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c index fe86a668a57e..6e4c7446c3d4 100644 --- a/fs/xfs/xfs_refcount_item.c +++ b/fs/xfs/xfs_refcount_item.c @@ -526,13 +526,14 @@ xfs_cui_recover( xfs_refcount_finish_one_cleanup(tp, rcur, error); error = xfs_defer_finish(&tp, &dfops, NULL); if (error) - goto abort_error; + goto abort_defer; set_bit(XFS_CUI_RECOVERED, &cuip->cui_flags); error = xfs_trans_commit(tp); return error; abort_error: xfs_refcount_finish_one_cleanup(tp, rcur, error); +abort_defer: xfs_defer_cancel(&dfops); xfs_trans_cancel(tp); return error; diff --git a/fs/xfs/xfs_sysfs.c b/fs/xfs/xfs_sysfs.c index 276d3023d60f..de6195e38910 100644 --- a/fs/xfs/xfs_sysfs.c +++ b/fs/xfs/xfs_sysfs.c @@ -396,7 +396,7 @@ max_retries_show( int retries; struct xfs_error_cfg *cfg = to_error_cfg(kobject); - if (cfg->retry_timeout == XFS_ERR_RETRY_FOREVER) + if (cfg->max_retries == XFS_ERR_RETRY_FOREVER) retries = -1; else retries = cfg->max_retries; @@ -422,7 +422,7 @@ max_retries_store( return -EINVAL; if (val == -1) - cfg->retry_timeout = XFS_ERR_RETRY_FOREVER; + cfg->max_retries = XFS_ERR_RETRY_FOREVER; else cfg->max_retries = val; return count; diff --git a/include/dt-bindings/mfd/tps65217.h b/include/dt-bindings/mfd/tps65217.h deleted file mode 100644 index cafb9e60cf12..000000000000 --- a/include/dt-bindings/mfd/tps65217.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * This header provides macros for TI TPS65217 DT bindings. - * - * Copyright (C) 2016 Texas Instruments - * - * 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. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef __DT_BINDINGS_TPS65217_H__ -#define __DT_BINDINGS_TPS65217_H__ - -#define TPS65217_IRQ_USB 0 -#define TPS65217_IRQ_AC 1 -#define TPS65217_IRQ_PB 2 - -#endif diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index 0cf34d6cc253..487246546ebe 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -323,8 +323,6 @@ extern void fsnotify_init_mark(struct fsnotify_mark *mark, void (*free_mark)(str extern struct fsnotify_mark *fsnotify_find_inode_mark(struct fsnotify_group *group, struct inode *inode); /* find (and take a reference) to a mark associated with group and vfsmount */ extern struct fsnotify_mark *fsnotify_find_vfsmount_mark(struct fsnotify_group *group, struct vfsmount *mnt); -/* copy the values from old into new */ -extern void fsnotify_duplicate_mark(struct fsnotify_mark *new, struct fsnotify_mark *old); /* set the ignored_mask of a mark */ extern void fsnotify_set_mark_ignored_mask_locked(struct fsnotify_mark *mark, __u32 mask); /* set the mask of a mark (might pin the object into memory */ diff --git a/include/linux/genhd.h b/include/linux/genhd.h index e0341af6950e..76f39754e7b0 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -146,15 +146,6 @@ enum { DISK_EVENT_EJECT_REQUEST = 1 << 1, /* eject requested */ }; -#define BLK_SCSI_MAX_CMDS (256) -#define BLK_SCSI_CMD_PER_LONG (BLK_SCSI_MAX_CMDS / (sizeof(long) * 8)) - -struct blk_scsi_cmd_filter { - unsigned long read_ok[BLK_SCSI_CMD_PER_LONG]; - unsigned long write_ok[BLK_SCSI_CMD_PER_LONG]; - struct kobject kobj; -}; - struct disk_part_tbl { struct rcu_head rcu_head; int len; diff --git a/include/linux/mdev.h b/include/linux/mdev.h index ec819e9a115a..b6e048e1045f 100644 --- a/include/linux/mdev.h +++ b/include/linux/mdev.h @@ -13,34 +13,10 @@ #ifndef MDEV_H #define MDEV_H -/* Parent device */ -struct parent_device { - struct device *dev; - const struct parent_ops *ops; - - /* internal */ - struct kref ref; - struct mutex lock; - struct list_head next; - struct kset *mdev_types_kset; - struct list_head type_list; -}; - -/* Mediated device */ -struct mdev_device { - struct device dev; - struct parent_device *parent; - uuid_le uuid; - void *driver_data; - - /* internal */ - struct kref ref; - struct list_head next; - struct kobject *type_kobj; -}; +struct mdev_device; /** - * struct parent_ops - Structure to be registered for each parent device to + * struct mdev_parent_ops - Structure to be registered for each parent device to * register the device to mdev module. * * @owner: The module owner. @@ -86,10 +62,9 @@ struct mdev_device { * @mdev: mediated device structure * @vma: vma structure * Parent device that support mediated device should be registered with mdev - * module with parent_ops structure. + * module with mdev_parent_ops structure. **/ - -struct parent_ops { +struct mdev_parent_ops { struct module *owner; const struct attribute_group **dev_attr_groups; const struct attribute_group **mdev_attr_groups; @@ -103,7 +78,7 @@ struct parent_ops { size_t count, loff_t *ppos); ssize_t (*write)(struct mdev_device *mdev, const char __user *buf, size_t count, loff_t *ppos); - ssize_t (*ioctl)(struct mdev_device *mdev, unsigned int cmd, + long (*ioctl)(struct mdev_device *mdev, unsigned int cmd, unsigned long arg); int (*mmap)(struct mdev_device *mdev, struct vm_area_struct *vma); }; @@ -142,27 +117,22 @@ struct mdev_driver { }; #define to_mdev_driver(drv) container_of(drv, struct mdev_driver, driver) -#define to_mdev_device(dev) container_of(dev, struct mdev_device, dev) - -static inline void *mdev_get_drvdata(struct mdev_device *mdev) -{ - return mdev->driver_data; -} -static inline void mdev_set_drvdata(struct mdev_device *mdev, void *data) -{ - mdev->driver_data = data; -} +extern void *mdev_get_drvdata(struct mdev_device *mdev); +extern void mdev_set_drvdata(struct mdev_device *mdev, void *data); +extern uuid_le mdev_uuid(struct mdev_device *mdev); extern struct bus_type mdev_bus_type; -#define dev_is_mdev(d) ((d)->bus == &mdev_bus_type) - extern int mdev_register_device(struct device *dev, - const struct parent_ops *ops); + const struct mdev_parent_ops *ops); extern void mdev_unregister_device(struct device *dev); extern int mdev_register_driver(struct mdev_driver *drv, struct module *owner); extern void mdev_unregister_driver(struct mdev_driver *drv); +extern struct device *mdev_parent_dev(struct mdev_device *mdev); +extern struct device *mdev_dev(struct mdev_device *mdev); +extern struct mdev_device *mdev_from_dev(struct device *dev); + #endif /* MDEV_H */ diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 93bdb3485192..6533c16e27ad 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -1384,6 +1384,8 @@ int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val); int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv); int mlx4_get_is_vlan_offload_disabled(struct mlx4_dev *dev, u8 port, bool *vlan_offload_disabled); +void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl, + struct _rule_hw *eth_header); int mlx4_find_cached_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *idx); int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx); int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index); diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 9f489365b3d3..52b437431c6a 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -1071,11 +1071,6 @@ enum { MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20, }; -enum { - MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0, - MLX5_PCIE_TIMERS_AND_STATES_COUNTERS_GROUP = 0x2, -}; - static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz) { if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE) diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 0ae55361e674..735b36335f29 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -123,7 +123,6 @@ enum { MLX5_REG_HOST_ENDIANNESS = 0x7004, MLX5_REG_MCIA = 0x9014, MLX5_REG_MLCR = 0x902b, - MLX5_REG_MPCNT = 0x9051, }; enum mlx5_dcbx_oper_mode { diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 57bec544e20a..a852e9db6f0d 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -1757,80 +1757,6 @@ struct mlx5_ifc_eth_802_3_cntrs_grp_data_layout_bits { u8 reserved_at_4c0[0x300]; }; -struct mlx5_ifc_pcie_perf_cntrs_grp_data_layout_bits { - u8 life_time_counter_high[0x20]; - - u8 life_time_counter_low[0x20]; - - u8 rx_errors[0x20]; - - u8 tx_errors[0x20]; - - u8 l0_to_recovery_eieos[0x20]; - - u8 l0_to_recovery_ts[0x20]; - - u8 l0_to_recovery_framing[0x20]; - - u8 l0_to_recovery_retrain[0x20]; - - u8 crc_error_dllp[0x20]; - - u8 crc_error_tlp[0x20]; - - u8 reserved_at_140[0x680]; -}; - -struct mlx5_ifc_pcie_tas_cntrs_grp_data_layout_bits { - u8 life_time_counter_high[0x20]; - - u8 life_time_counter_low[0x20]; - - u8 time_to_boot_image_start[0x20]; - - u8 time_to_link_image[0x20]; - - u8 calibration_time[0x20]; - - u8 time_to_first_perst[0x20]; - - u8 time_to_detect_state[0x20]; - - u8 time_to_l0[0x20]; - - u8 time_to_crs_en[0x20]; - - u8 time_to_plastic_image_start[0x20]; - - u8 time_to_iron_image_start[0x20]; - - u8 perst_handler[0x20]; - - u8 times_in_l1[0x20]; - - u8 times_in_l23[0x20]; - - u8 dl_down[0x20]; - - u8 config_cycle1usec[0x20]; - - u8 config_cycle2to7usec[0x20]; - - u8 config_cycle_8to15usec[0x20]; - - u8 config_cycle_16_to_63usec[0x20]; - - u8 config_cycle_64usec[0x20]; - - u8 correctable_err_msg_sent[0x20]; - - u8 non_fatal_err_msg_sent[0x20]; - - u8 fatal_err_msg_sent[0x20]; - - u8 reserved_at_2e0[0x4e0]; -}; - struct mlx5_ifc_cmd_inter_comp_event_bits { u8 command_completion_vector[0x20]; @@ -2995,12 +2921,6 @@ union mlx5_ifc_eth_cntrs_grp_data_layout_auto_bits { u8 reserved_at_0[0x7c0]; }; -union mlx5_ifc_pcie_cntrs_grp_data_layout_auto_bits { - struct mlx5_ifc_pcie_perf_cntrs_grp_data_layout_bits pcie_perf_cntrs_grp_data_layout; - struct mlx5_ifc_pcie_tas_cntrs_grp_data_layout_bits pcie_tas_cntrs_grp_data_layout; - u8 reserved_at_0[0x7c0]; -}; - union mlx5_ifc_event_auto_bits { struct mlx5_ifc_comp_event_bits comp_event; struct mlx5_ifc_dct_events_bits dct_events; @@ -7320,18 +7240,6 @@ struct mlx5_ifc_ppcnt_reg_bits { union mlx5_ifc_eth_cntrs_grp_data_layout_auto_bits counter_set; }; -struct mlx5_ifc_mpcnt_reg_bits { - u8 reserved_at_0[0x8]; - u8 pcie_index[0x8]; - u8 reserved_at_10[0xa]; - u8 grp[0x6]; - - u8 clr[0x1]; - u8 reserved_at_21[0x1f]; - - union mlx5_ifc_pcie_cntrs_grp_data_layout_auto_bits counter_set; -}; - struct mlx5_ifc_ppad_reg_bits { u8 reserved_at_0[0x3]; u8 single_mac[0x1]; @@ -7937,7 +7845,6 @@ union mlx5_ifc_ports_control_registers_document_bits { struct mlx5_ifc_pmtu_reg_bits pmtu_reg; struct mlx5_ifc_ppad_reg_bits ppad_reg; struct mlx5_ifc_ppcnt_reg_bits ppcnt_reg; - struct mlx5_ifc_mpcnt_reg_bits mpcnt_reg; struct mlx5_ifc_pplm_reg_bits pplm_reg; struct mlx5_ifc_pplr_reg_bits pplr_reg; struct mlx5_ifc_ppsc_reg_bits ppsc_reg; diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 183f37c8a5e1..4ee479f2f355 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -9,7 +9,13 @@ struct device; struct page; struct scatterlist; -extern int swiotlb_force; +enum swiotlb_force { + SWIOTLB_NORMAL, /* Default - depending on HW DMA mask etc. */ + SWIOTLB_FORCE, /* swiotlb=force */ + SWIOTLB_NO_FORCE, /* swiotlb=noforce */ +}; + +extern enum swiotlb_force swiotlb_force; /* * Maximum allowable number of contiguous slabs to map, @@ -108,11 +114,14 @@ swiotlb_dma_supported(struct device *hwdev, u64 mask); #ifdef CONFIG_SWIOTLB extern void __init swiotlb_free(void); +unsigned int swiotlb_max_segment(void); #else static inline void swiotlb_free(void) { } +static inline unsigned int swiotlb_max_segment(void) { return 0; } #endif extern void swiotlb_print_info(void); extern int is_swiotlb_buffer(phys_addr_t paddr); +extern void swiotlb_set_max_segment(unsigned int); #endif /* __LINUX_SWIOTLB_H */ diff --git a/include/trace/events/swiotlb.h b/include/trace/events/swiotlb.h index 7ea4c5e7c448..288c0c54a2b4 100644 --- a/include/trace/events/swiotlb.h +++ b/include/trace/events/swiotlb.h @@ -11,16 +11,16 @@ TRACE_EVENT(swiotlb_bounced, TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size, - int swiotlb_force), + enum swiotlb_force swiotlb_force), TP_ARGS(dev, dev_addr, size, swiotlb_force), TP_STRUCT__entry( - __string( dev_name, dev_name(dev) ) - __field( u64, dma_mask ) - __field( dma_addr_t, dev_addr ) - __field( size_t, size ) - __field( int, swiotlb_force ) + __string( dev_name, dev_name(dev) ) + __field( u64, dma_mask ) + __field( dma_addr_t, dev_addr ) + __field( size_t, size ) + __field( enum swiotlb_force, swiotlb_force ) ), TP_fast_assign( @@ -37,7 +37,10 @@ TRACE_EVENT(swiotlb_bounced, __entry->dma_mask, (unsigned long long)__entry->dev_addr, __entry->size, - __entry->swiotlb_force ? "swiotlb_force" : "" ) + __print_symbolic(__entry->swiotlb_force, + { SWIOTLB_NORMAL, "NORMAL" }, + { SWIOTLB_FORCE, "FORCE" }, + { SWIOTLB_NO_FORCE, "NO_FORCE" })) ); #endif /* _TRACE_SWIOTLB_H */ diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c index 8b1dde96a0fa..7b44195da81b 100644 --- a/kernel/audit_tree.c +++ b/kernel/audit_tree.c @@ -231,9 +231,11 @@ static void untag_chunk(struct node *p) if (size) new = alloc_chunk(size); + mutex_lock(&entry->group->mark_mutex); spin_lock(&entry->lock); if (chunk->dead || !entry->inode) { spin_unlock(&entry->lock); + mutex_unlock(&entry->group->mark_mutex); if (new) free_chunk(new); goto out; @@ -251,6 +253,7 @@ static void untag_chunk(struct node *p) list_del_rcu(&chunk->hash); spin_unlock(&hash_lock); spin_unlock(&entry->lock); + mutex_unlock(&entry->group->mark_mutex); fsnotify_destroy_mark(entry, audit_tree_group); goto out; } @@ -258,8 +261,8 @@ static void untag_chunk(struct node *p) if (!new) goto Fallback; - fsnotify_duplicate_mark(&new->mark, entry); - if (fsnotify_add_mark(&new->mark, new->mark.group, new->mark.inode, NULL, 1)) { + if (fsnotify_add_mark_locked(&new->mark, entry->group, entry->inode, + NULL, 1)) { fsnotify_put_mark(&new->mark); goto Fallback; } @@ -293,6 +296,7 @@ static void untag_chunk(struct node *p) owner->root = new; spin_unlock(&hash_lock); spin_unlock(&entry->lock); + mutex_unlock(&entry->group->mark_mutex); fsnotify_destroy_mark(entry, audit_tree_group); fsnotify_put_mark(&new->mark); /* drop initial reference */ goto out; @@ -309,6 +313,7 @@ Fallback: put_tree(owner); spin_unlock(&hash_lock); spin_unlock(&entry->lock); + mutex_unlock(&entry->group->mark_mutex); out: fsnotify_put_mark(entry); spin_lock(&hash_lock); @@ -386,18 +391,21 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) chunk_entry = &chunk->mark; + mutex_lock(&old_entry->group->mark_mutex); spin_lock(&old_entry->lock); if (!old_entry->inode) { /* old_entry is being shot, lets just lie */ spin_unlock(&old_entry->lock); + mutex_unlock(&old_entry->group->mark_mutex); fsnotify_put_mark(old_entry); free_chunk(chunk); return -ENOENT; } - fsnotify_duplicate_mark(chunk_entry, old_entry); - if (fsnotify_add_mark(chunk_entry, chunk_entry->group, chunk_entry->inode, NULL, 1)) { + if (fsnotify_add_mark_locked(chunk_entry, old_entry->group, + old_entry->inode, NULL, 1)) { spin_unlock(&old_entry->lock); + mutex_unlock(&old_entry->group->mark_mutex); fsnotify_put_mark(chunk_entry); fsnotify_put_mark(old_entry); return -ENOSPC; @@ -413,6 +421,7 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) chunk->dead = 1; spin_unlock(&chunk_entry->lock); spin_unlock(&old_entry->lock); + mutex_unlock(&old_entry->group->mark_mutex); fsnotify_destroy_mark(chunk_entry, audit_tree_group); @@ -445,6 +454,7 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) spin_unlock(&hash_lock); spin_unlock(&chunk_entry->lock); spin_unlock(&old_entry->lock); + mutex_unlock(&old_entry->group->mark_mutex); fsnotify_destroy_mark(old_entry, audit_tree_group); fsnotify_put_mark(chunk_entry); /* drop initial reference */ fsnotify_put_mark(old_entry); /* pair to fsnotify_find mark_entry */ diff --git a/lib/swiotlb.c b/lib/swiotlb.c index cb1b54ee8527..975b8fc4f1e1 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -53,7 +53,7 @@ */ #define IO_TLB_MIN_SLABS ((1<<20) >> IO_TLB_SHIFT) -int swiotlb_force; +enum swiotlb_force swiotlb_force; /* * Used to do a quick range check in swiotlb_tbl_unmap_single and @@ -83,6 +83,12 @@ static unsigned int *io_tlb_list; static unsigned int io_tlb_index; /* + * Max segment that we can provide which (if pages are contingous) will + * not be bounced (unless SWIOTLB_FORCE is set). + */ +unsigned int max_segment; + +/* * We need to save away the original address corresponding to a mapped entry * for the sync operations. */ @@ -106,8 +112,12 @@ setup_io_tlb_npages(char *str) } if (*str == ',') ++str; - if (!strcmp(str, "force")) - swiotlb_force = 1; + if (!strcmp(str, "force")) { + swiotlb_force = SWIOTLB_FORCE; + } else if (!strcmp(str, "noforce")) { + swiotlb_force = SWIOTLB_NO_FORCE; + io_tlb_nslabs = 1; + } return 0; } @@ -120,6 +130,20 @@ unsigned long swiotlb_nr_tbl(void) } EXPORT_SYMBOL_GPL(swiotlb_nr_tbl); +unsigned int swiotlb_max_segment(void) +{ + return max_segment; +} +EXPORT_SYMBOL_GPL(swiotlb_max_segment); + +void swiotlb_set_max_segment(unsigned int val) +{ + if (swiotlb_force == SWIOTLB_FORCE) + max_segment = 1; + else + max_segment = rounddown(val, PAGE_SIZE); +} + /* default to 64MB */ #define IO_TLB_DEFAULT_SIZE (64UL<<20) unsigned long swiotlb_size_or_default(void) @@ -201,6 +225,7 @@ int __init swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose) if (verbose) swiotlb_print_info(); + swiotlb_set_max_segment(io_tlb_nslabs << IO_TLB_SHIFT); return 0; } @@ -279,6 +304,7 @@ swiotlb_late_init_with_default_size(size_t default_size) rc = swiotlb_late_init_with_tbl(vstart, io_tlb_nslabs); if (rc) free_pages((unsigned long)vstart, order); + return rc; } @@ -333,6 +359,8 @@ swiotlb_late_init_with_tbl(char *tlb, unsigned long nslabs) late_alloc = 1; + swiotlb_set_max_segment(io_tlb_nslabs << IO_TLB_SHIFT); + return 0; cleanup4: @@ -347,6 +375,7 @@ cleanup2: io_tlb_end = 0; io_tlb_start = 0; io_tlb_nslabs = 0; + max_segment = 0; return -ENOMEM; } @@ -375,6 +404,7 @@ void __init swiotlb_free(void) PAGE_ALIGN(io_tlb_nslabs << IO_TLB_SHIFT)); } io_tlb_nslabs = 0; + max_segment = 0; } int is_swiotlb_buffer(phys_addr_t paddr) @@ -543,8 +573,15 @@ static phys_addr_t map_single(struct device *hwdev, phys_addr_t phys, size_t size, enum dma_data_direction dir, unsigned long attrs) { - dma_addr_t start_dma_addr = phys_to_dma(hwdev, io_tlb_start); + dma_addr_t start_dma_addr; + if (swiotlb_force == SWIOTLB_NO_FORCE) { + dev_warn_ratelimited(hwdev, "Cannot do DMA to address %pa\n", + &phys); + return SWIOTLB_MAP_ERROR; + } + + start_dma_addr = phys_to_dma(hwdev, io_tlb_start); return swiotlb_tbl_map_single(hwdev, start_dma_addr, phys, size, dir, attrs); } @@ -721,6 +758,9 @@ static void swiotlb_full(struct device *dev, size_t size, enum dma_data_direction dir, int do_panic) { + if (swiotlb_force == SWIOTLB_NO_FORCE) + return; + /* * Ran out of IOMMU space for this operation. This is very bad. * Unfortunately the drivers cannot handle this operation properly. @@ -763,7 +803,7 @@ dma_addr_t swiotlb_map_page(struct device *dev, struct page *page, * we can safely return the device addr and not worry about bounce * buffering it. */ - if (dma_capable(dev, dev_addr, size) && !swiotlb_force) + if (dma_capable(dev, dev_addr, size) && swiotlb_force != SWIOTLB_FORCE) return dev_addr; trace_swiotlb_bounced(dev, dev_addr, size, swiotlb_force); @@ -904,7 +944,7 @@ swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, phys_addr_t paddr = sg_phys(sg); dma_addr_t dev_addr = phys_to_dma(hwdev, paddr); - if (swiotlb_force || + if (swiotlb_force == SWIOTLB_FORCE || !dma_capable(hwdev, dev_addr, sg->length)) { phys_addr_t map = map_single(hwdev, sg_phys(sg), sg->length, dir, attrs); diff --git a/net/atm/lec.c b/net/atm/lec.c index 019557d0a11d..09cfe87f0a44 100644 --- a/net/atm/lec.c +++ b/net/atm/lec.c @@ -1059,7 +1059,9 @@ static void __exit lane_module_cleanup(void) { int i; +#ifdef CONFIG_PROC_FS remove_proc_entry("lec", atm_proc_root); +#endif deregister_atm_ioctl(&lane_ioctl_ops); diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c index 8e0c0635ee97..fb55327dcfea 100644 --- a/net/core/drop_monitor.c +++ b/net/core/drop_monitor.c @@ -75,6 +75,7 @@ static struct sk_buff *reset_per_cpu_data(struct per_cpu_dm_data *data) struct nlattr *nla; struct sk_buff *skb; unsigned long flags; + void *msg_header; al = sizeof(struct net_dm_alert_msg); al += dm_hit_limit * sizeof(struct net_dm_drop_point); @@ -82,21 +83,41 @@ static struct sk_buff *reset_per_cpu_data(struct per_cpu_dm_data *data) skb = genlmsg_new(al, GFP_KERNEL); - if (skb) { - genlmsg_put(skb, 0, 0, &net_drop_monitor_family, - 0, NET_DM_CMD_ALERT); - nla = nla_reserve(skb, NLA_UNSPEC, - sizeof(struct net_dm_alert_msg)); - msg = nla_data(nla); - memset(msg, 0, al); - } else { - mod_timer(&data->send_timer, jiffies + HZ / 10); + if (!skb) + goto err; + + msg_header = genlmsg_put(skb, 0, 0, &net_drop_monitor_family, + 0, NET_DM_CMD_ALERT); + if (!msg_header) { + nlmsg_free(skb); + skb = NULL; + goto err; + } + nla = nla_reserve(skb, NLA_UNSPEC, + sizeof(struct net_dm_alert_msg)); + if (!nla) { + nlmsg_free(skb); + skb = NULL; + goto err; } + msg = nla_data(nla); + memset(msg, 0, al); + goto out; +err: + mod_timer(&data->send_timer, jiffies + HZ / 10); +out: spin_lock_irqsave(&data->lock, flags); swap(data->skb, skb); spin_unlock_irqrestore(&data->lock, flags); + if (skb) { + struct nlmsghdr *nlh = (struct nlmsghdr *)skb->data; + struct genlmsghdr *gnlh = (struct genlmsghdr *)nlmsg_data(nlh); + + genlmsg_end(skb, genlmsg_data(gnlh)); + } + return skb; } diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index d6447dc10371..fe4e1531976c 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -468,8 +468,9 @@ ip_proto_again: if (hdr->flags & GRE_ACK) offset += sizeof(((struct pptp_gre_header *)0)->ack); - ppp_hdr = skb_header_pointer(skb, nhoff + offset, - sizeof(_ppp_hdr), _ppp_hdr); + ppp_hdr = __skb_header_pointer(skb, nhoff + offset, + sizeof(_ppp_hdr), + data, hlen, _ppp_hdr); if (!ppp_hdr) goto out_bad; diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 18b5aae99bec..75e3ea7bda08 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -3898,6 +3898,9 @@ static int rtnl_stats_get(struct sk_buff *skb, struct nlmsghdr *nlh) u32 filter_mask; int err; + if (nlmsg_len(nlh) < sizeof(*ifsm)) + return -EINVAL; + ifsm = nlmsg_data(nlh); if (ifsm->ifindex > 0) dev = __dev_get_by_index(net, ifsm->ifindex); @@ -3947,6 +3950,9 @@ static int rtnl_stats_dump(struct sk_buff *skb, struct netlink_callback *cb) cb->seq = net->dev_base_seq; + if (nlmsg_len(cb->nlh) < sizeof(*ifsm)) + return -EINVAL; + ifsm = nlmsg_data(cb->nlh); filter_mask = ifsm->filter_mask; if (!filter_mask) diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 3ff8938893ec..eae0332b0e8c 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -85,7 +85,7 @@ struct fib_table *fib_new_table(struct net *net, u32 id) if (tb) return tb; - if (id == RT_TABLE_LOCAL) + if (id == RT_TABLE_LOCAL && !net->ipv4.fib_has_custom_rules) alias = fib_new_table(net, RT_TABLE_MAIN); tb = fib_trie_table(id, alias); diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index 68d622133f53..5b15459955f8 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -219,9 +219,14 @@ static void igmp_start_timer(struct ip_mc_list *im, int max_delay) static void igmp_gq_start_timer(struct in_device *in_dev) { int tv = prandom_u32() % in_dev->mr_maxdelay; + unsigned long exp = jiffies + tv + 2; + + if (in_dev->mr_gq_running && + time_after_eq(exp, (in_dev->mr_gq_timer).expires)) + return; in_dev->mr_gq_running = 1; - if (!mod_timer(&in_dev->mr_gq_timer, jiffies+tv+2)) + if (!mod_timer(&in_dev->mr_gq_timer, exp)) in_dev_hold(in_dev); } diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index 57e1405e8282..53ae0c6315ad 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -1225,8 +1225,14 @@ void ipv4_pktinfo_prepare(const struct sock *sk, struct sk_buff *skb) * which has interface index (iif) as the first member of the * underlying inet{6}_skb_parm struct. This code then overlays * PKTINFO_SKB_CB and in_pktinfo also has iif as the first - * element so the iif is picked up from the prior IPCB + * element so the iif is picked up from the prior IPCB. If iif + * is the loopback interface, then return the sending interface + * (e.g., process binds socket to eth0 for Tx which is + * redirected to loopback in the rtable/dst). */ + if (pktinfo->ipi_ifindex == LOOPBACK_IFINDEX) + pktinfo->ipi_ifindex = inet_iif(skb); + pktinfo->ipi_spec_dst.s_addr = fib_compute_spec_dst(skb); } else { pktinfo->ipi_ifindex = 0; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index a82a11747b3f..0fcac8e7a2b2 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1914,7 +1914,8 @@ local_input: } } - rth = rt_dst_alloc(net->loopback_dev, flags | RTCF_LOCAL, res.type, + rth = rt_dst_alloc(l3mdev_master_dev_rcu(dev) ? : net->loopback_dev, + flags | RTCF_LOCAL, res.type, IN_DEV_CONF_GET(in_dev, NOPOLICY), false, do_cache); if (!rth) goto e_nobufs; diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 70d0de404197..38122d04fadc 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1373,7 +1373,7 @@ emsgsize: */ cork->length += length; - if (((length > mtu) || + if ((((length + fragheaderlen) > mtu) || (skb && skb_is_gso(skb))) && (sk->sk_protocol == IPPROTO_UDP) && (rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len && diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index 8938b6ba57a0..3d73278b86ca 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -47,7 +47,8 @@ static inline struct l2tp_ip_sock *l2tp_ip_sk(const struct sock *sk) return (struct l2tp_ip_sock *)sk; } -static struct sock *__l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif, u32 tunnel_id) +static struct sock *__l2tp_ip_bind_lookup(const struct net *net, __be32 laddr, + __be32 raddr, int dif, u32 tunnel_id) { struct sock *sk; @@ -61,6 +62,7 @@ static struct sock *__l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif if ((l2tp->conn_id == tunnel_id) && net_eq(sock_net(sk), net) && !(inet->inet_rcv_saddr && inet->inet_rcv_saddr != laddr) && + (!inet->inet_daddr || !raddr || inet->inet_daddr == raddr) && (!sk->sk_bound_dev_if || !dif || sk->sk_bound_dev_if == dif)) goto found; @@ -71,15 +73,6 @@ found: return sk; } -static inline struct sock *l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif, u32 tunnel_id) -{ - struct sock *sk = __l2tp_ip_bind_lookup(net, laddr, dif, tunnel_id); - if (sk) - sock_hold(sk); - - return sk; -} - /* When processing receive frames, there are two cases to * consider. Data frames consist of a non-zero session-id and an * optional cookie. Control frames consist of a regular L2TP header @@ -183,8 +176,8 @@ pass_up: struct iphdr *iph = (struct iphdr *) skb_network_header(skb); read_lock_bh(&l2tp_ip_lock); - sk = __l2tp_ip_bind_lookup(net, iph->daddr, inet_iif(skb), - tunnel_id); + sk = __l2tp_ip_bind_lookup(net, iph->daddr, iph->saddr, + inet_iif(skb), tunnel_id); if (!sk) { read_unlock_bh(&l2tp_ip_lock); goto discard; @@ -280,7 +273,7 @@ static int l2tp_ip_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) inet->inet_saddr = 0; /* Use device */ write_lock_bh(&l2tp_ip_lock); - if (__l2tp_ip_bind_lookup(net, addr->l2tp_addr.s_addr, + if (__l2tp_ip_bind_lookup(net, addr->l2tp_addr.s_addr, 0, sk->sk_bound_dev_if, addr->l2tp_conn_id)) { write_unlock_bh(&l2tp_ip_lock); ret = -EADDRINUSE; diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index f092ac441fdd..331ccf5a7bad 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -59,12 +59,14 @@ static inline struct l2tp_ip6_sock *l2tp_ip6_sk(const struct sock *sk) static struct sock *__l2tp_ip6_bind_lookup(struct net *net, struct in6_addr *laddr, + const struct in6_addr *raddr, int dif, u32 tunnel_id) { struct sock *sk; sk_for_each_bound(sk, &l2tp_ip6_bind_table) { - const struct in6_addr *addr = inet6_rcv_saddr(sk); + const struct in6_addr *sk_laddr = inet6_rcv_saddr(sk); + const struct in6_addr *sk_raddr = &sk->sk_v6_daddr; struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk); if (l2tp == NULL) @@ -72,7 +74,8 @@ static struct sock *__l2tp_ip6_bind_lookup(struct net *net, if ((l2tp->conn_id == tunnel_id) && net_eq(sock_net(sk), net) && - (!addr || ipv6_addr_equal(addr, laddr)) && + (!sk_laddr || ipv6_addr_any(sk_laddr) || ipv6_addr_equal(sk_laddr, laddr)) && + (!raddr || ipv6_addr_any(sk_raddr) || ipv6_addr_equal(sk_raddr, raddr)) && (!sk->sk_bound_dev_if || !dif || sk->sk_bound_dev_if == dif)) goto found; @@ -83,17 +86,6 @@ found: return sk; } -static inline struct sock *l2tp_ip6_bind_lookup(struct net *net, - struct in6_addr *laddr, - int dif, u32 tunnel_id) -{ - struct sock *sk = __l2tp_ip6_bind_lookup(net, laddr, dif, tunnel_id); - if (sk) - sock_hold(sk); - - return sk; -} - /* When processing receive frames, there are two cases to * consider. Data frames consist of a non-zero session-id and an * optional cookie. Control frames consist of a regular L2TP header @@ -197,8 +189,8 @@ pass_up: struct ipv6hdr *iph = ipv6_hdr(skb); read_lock_bh(&l2tp_ip6_lock); - sk = __l2tp_ip6_bind_lookup(net, &iph->daddr, inet6_iif(skb), - tunnel_id); + sk = __l2tp_ip6_bind_lookup(net, &iph->daddr, &iph->saddr, + inet6_iif(skb), tunnel_id); if (!sk) { read_unlock_bh(&l2tp_ip6_lock); goto discard; @@ -330,7 +322,7 @@ static int l2tp_ip6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) rcu_read_unlock(); write_lock_bh(&l2tp_ip6_lock); - if (__l2tp_ip6_bind_lookup(net, &addr->l2tp_addr, bound_dev_if, + if (__l2tp_ip6_bind_lookup(net, &addr->l2tp_addr, NULL, bound_dev_if, addr->l2tp_conn_id)) { write_unlock_bh(&l2tp_ip6_lock); err = -EADDRINUSE; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 2c21b7039136..0d8b716e509e 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -3287,7 +3287,7 @@ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata, int extra_head = fast_tx->hdr_len - (ETH_HLEN - 2); int hw_headroom = sdata->local->hw.extra_tx_headroom; struct ethhdr eth; - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_tx_info *info; struct ieee80211_hdr *hdr = (void *)fast_tx->hdr; struct ieee80211_tx_data tx; ieee80211_tx_result r; @@ -3351,6 +3351,7 @@ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata, memcpy(skb->data + fast_tx->da_offs, eth.h_dest, ETH_ALEN); memcpy(skb->data + fast_tx->sa_offs, eth.h_source, ETH_ALEN); + info = IEEE80211_SKB_CB(skb); memset(info, 0, sizeof(*info)); info->band = fast_tx->band; info->control.vif = &sdata->vif; diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 333f8e268431..970db7a41684 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -153,10 +153,14 @@ static int fl_classify(struct sk_buff *skb, const struct tcf_proto *tp, switch (ip_tunnel_info_af(info)) { case AF_INET: + skb_key.enc_control.addr_type = + FLOW_DISSECTOR_KEY_IPV4_ADDRS; skb_key.enc_ipv4.src = key->u.ipv4.src; skb_key.enc_ipv4.dst = key->u.ipv4.dst; break; case AF_INET6: + skb_key.enc_control.addr_type = + FLOW_DISSECTOR_KEY_IPV6_ADDRS; skb_key.enc_ipv6.src = key->u.ipv6.src; skb_key.enc_ipv6.dst = key->u.ipv6.dst; break; diff --git a/net/socket.c b/net/socket.c index 8487bf136e5c..a8c2307590b8 100644 --- a/net/socket.c +++ b/net/socket.c @@ -537,7 +537,7 @@ int sockfs_setattr(struct dentry *dentry, struct iattr *iattr) { int err = simple_setattr(dentry, iattr); - if (!err) { + if (!err && (iattr->ia_valid & ATTR_UID)) { struct socket *sock = SOCKET_I(d_inode(dentry)); sock->sk->sk_uid = iattr->ia_uid; diff --git a/samples/Kconfig b/samples/Kconfig index a6d2a43bbf2e..b124f62ed6cb 100644 --- a/samples/Kconfig +++ b/samples/Kconfig @@ -105,4 +105,11 @@ config SAMPLE_BLACKFIN_GPTIMERS help Build samples of blackfin gptimers sample module. +config SAMPLE_VFIO_MDEV_MTTY + tristate "Build VFIO mtty example mediated device sample code -- loadable modules only" + depends on VFIO_MDEV_DEVICE && m + help + Build a virtual tty sample driver for use as a VFIO + mediated device + endif # SAMPLES diff --git a/samples/Makefile b/samples/Makefile index e17d66d77f09..86a137e451d9 100644 --- a/samples/Makefile +++ b/samples/Makefile @@ -2,4 +2,5 @@ obj-$(CONFIG_SAMPLES) += kobject/ kprobes/ trace_events/ livepatch/ \ hw_breakpoint/ kfifo/ kdb/ hidraw/ rpmsg/ seccomp/ \ - configfs/ connector/ v4l/ trace_printk/ blackfin/ + configfs/ connector/ v4l/ trace_printk/ blackfin/ \ + vfio-mdev/ diff --git a/samples/vfio-mdev/Makefile b/samples/vfio-mdev/Makefile index a932edbe38eb..cbbd868a50a8 100644 --- a/samples/vfio-mdev/Makefile +++ b/samples/vfio-mdev/Makefile @@ -1,13 +1 @@ -# -# Makefile for mtty.c file -# -KERNEL_DIR:=/lib/modules/$(shell uname -r)/build - -obj-m:=mtty.o - -modules clean modules_install: - $(MAKE) -C $(KERNEL_DIR) SUBDIRS=$(PWD) $@ - -default: modules - -module: modules +obj-$(CONFIG_SAMPLE_VFIO_MDEV_MTTY) += mtty.o diff --git a/samples/vfio-mdev/mtty.c b/samples/vfio-mdev/mtty.c index 6b633a4ea333..1fc57a5093a7 100644 --- a/samples/vfio-mdev/mtty.c +++ b/samples/vfio-mdev/mtty.c @@ -164,7 +164,7 @@ static struct mdev_state *find_mdev_state_by_uuid(uuid_le uuid) struct mdev_state *mds; list_for_each_entry(mds, &mdev_devices_list, next) { - if (uuid_le_cmp(mds->mdev->uuid, uuid) == 0) + if (uuid_le_cmp(mdev_uuid(mds->mdev), uuid) == 0) return mds; } @@ -341,7 +341,8 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, pr_err("Serial port %d: Fifo level trigger\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } } else { #if defined(DEBUG_INTR) @@ -355,7 +356,8 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, */ if (mdev_state->s[index].uart_reg[UART_IER] & UART_IER_RLSI) - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } mutex_unlock(&mdev_state->rxtx_lock); break; @@ -374,7 +376,8 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, pr_err("Serial port %d: IER_THRI write\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } mutex_unlock(&mdev_state->rxtx_lock); @@ -445,7 +448,7 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, #if defined(DEBUG_INTR) pr_err("Serial port %d: MCR_OUT2 write\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt(mdev_uuid(mdev_state->mdev)); } if ((mdev_state->s[index].uart_reg[UART_IER] & UART_IER_MSI) && @@ -453,7 +456,7 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, #if defined(DEBUG_INTR) pr_err("Serial port %d: MCR RTS/DTR write\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt(mdev_uuid(mdev_state->mdev)); } break; @@ -504,7 +507,8 @@ static void handle_bar_read(unsigned int index, struct mdev_state *mdev_state, #endif if (mdev_state->s[index].uart_reg[UART_IER] & UART_IER_THRI) - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } mutex_unlock(&mdev_state->rxtx_lock); @@ -734,7 +738,7 @@ int mtty_create(struct kobject *kobj, struct mdev_device *mdev) for (i = 0; i < 2; i++) { snprintf(name, MTTY_STRING_LEN, "%s-%d", - dev_driver_string(mdev->parent->dev), i + 1); + dev_driver_string(mdev_parent_dev(mdev)), i + 1); if (!strcmp(kobj->name, name)) { nr_ports = i + 1; break; @@ -1298,10 +1302,8 @@ static ssize_t sample_mdev_dev_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct mdev_device *mdev = to_mdev_device(dev); - - if (mdev) - return sprintf(buf, "This is MDEV %s\n", dev_name(&mdev->dev)); + if (mdev_from_dev(dev)) + return sprintf(buf, "This is MDEV %s\n", dev_name(dev)); return sprintf(buf, "\n"); } @@ -1402,7 +1404,7 @@ struct attribute_group *mdev_type_groups[] = { NULL, }; -struct parent_ops mdev_fops = { +struct mdev_parent_ops mdev_fops = { .owner = THIS_MODULE, .dev_attr_groups = mtty_dev_groups, .mdev_attr_groups = mdev_dev_groups, @@ -1447,6 +1449,7 @@ static int __init mtty_dev_init(void) if (IS_ERR(mtty_dev.vd_class)) { pr_err("Error: failed to register mtty_dev class\n"); + ret = PTR_ERR(mtty_dev.vd_class); goto failed1; } @@ -1458,7 +1461,8 @@ static int __init mtty_dev_init(void) if (ret) goto failed2; - if (mdev_register_device(&mtty_dev.dev, &mdev_fops) != 0) + ret = mdev_register_device(&mtty_dev.dev, &mdev_fops); + if (ret) goto failed3; mutex_init(&mdev_list_lock); diff --git a/scripts/gcc-plugins/gcc-common.h b/scripts/gcc-plugins/gcc-common.h index 950fd2e64bb7..12262c0cc691 100644 --- a/scripts/gcc-plugins/gcc-common.h +++ b/scripts/gcc-plugins/gcc-common.h @@ -39,6 +39,9 @@ #include "hash-map.h" #endif +#if BUILDING_GCC_VERSION >= 7000 +#include "memmodel.h" +#endif #include "emit-rtl.h" #include "debug.h" #include "target.h" @@ -91,6 +94,9 @@ #include "tree-ssa-alias.h" #include "tree-ssa.h" #include "stringpool.h" +#if BUILDING_GCC_VERSION >= 7000 +#include "tree-vrp.h" +#endif #include "tree-ssanames.h" #include "print-tree.h" #include "tree-eh.h" @@ -287,6 +293,22 @@ static inline struct cgraph_node *cgraph_next_function_with_gimple_body(struct c return NULL; } +static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable) +{ + cgraph_node_ptr alias; + + if (callback(node, data)) + return true; + + for (alias = node->same_body; alias; alias = alias->next) { + if (include_overwritable || cgraph_function_body_availability(alias) > AVAIL_OVERWRITABLE) + if (cgraph_for_node_and_aliases(alias, callback, data, include_overwritable)) + return true; + } + + return false; +} + #define FOR_EACH_FUNCTION_WITH_GIMPLE_BODY(node) \ for ((node) = cgraph_first_function_with_gimple_body(); (node); \ (node) = cgraph_next_function_with_gimple_body(node)) @@ -399,6 +421,7 @@ typedef union gimple_statement_d gassign; typedef union gimple_statement_d gcall; typedef union gimple_statement_d gcond; typedef union gimple_statement_d gdebug; +typedef union gimple_statement_d ggoto; typedef union gimple_statement_d gphi; typedef union gimple_statement_d greturn; @@ -452,6 +475,16 @@ static inline const gdebug *as_a_const_gdebug(const_gimple stmt) return stmt; } +static inline ggoto *as_a_ggoto(gimple stmt) +{ + return stmt; +} + +static inline const ggoto *as_a_const_ggoto(const_gimple stmt) +{ + return stmt; +} + static inline gphi *as_a_gphi(gimple stmt) { return stmt; @@ -496,6 +529,14 @@ static inline const greturn *as_a_const_greturn(const_gimple stmt) typedef struct rtx_def rtx_insn; +static inline const char *get_decl_section_name(const_tree decl) +{ + if (DECL_SECTION_NAME(decl) == NULL_TREE) + return NULL; + + return TREE_STRING_POINTER(DECL_SECTION_NAME(decl)); +} + static inline void set_decl_section_name(tree node, const char *value) { if (value) @@ -511,6 +552,7 @@ typedef struct gimple_statement_base gassign; typedef struct gimple_statement_call gcall; typedef struct gimple_statement_base gcond; typedef struct gimple_statement_base gdebug; +typedef struct gimple_statement_base ggoto; typedef struct gimple_statement_phi gphi; typedef struct gimple_statement_base greturn; @@ -564,6 +606,16 @@ static inline const gdebug *as_a_const_gdebug(const_gimple stmt) return stmt; } +static inline ggoto *as_a_ggoto(gimple stmt) +{ + return stmt; +} + +static inline const ggoto *as_a_const_ggoto(const_gimple stmt) +{ + return stmt; +} + static inline gphi *as_a_gphi(gimple stmt) { return as_a<gphi>(stmt); @@ -611,6 +663,11 @@ inline bool is_a_helper<const gassign *>::test(const_gimple gs) #define INSN_DELETED_P(insn) (insn)->deleted() +static inline const char *get_decl_section_name(const_tree decl) +{ + return DECL_SECTION_NAME(decl); +} + /* symtab/cgraph related */ #define debug_cgraph_node(node) (node)->debug() #define cgraph_get_node(decl) cgraph_node::get(decl) @@ -619,6 +676,7 @@ inline bool is_a_helper<const gassign *>::test(const_gimple gs) #define cgraph_n_nodes symtab->cgraph_count #define cgraph_max_uid symtab->cgraph_max_uid #define varpool_get_node(decl) varpool_node::get(decl) +#define dump_varpool_node(file, node) (node)->dump(file) #define cgraph_create_edge(caller, callee, call_stmt, count, freq, nest) \ (caller)->create_edge((callee), (call_stmt), (count), (freq)) @@ -674,6 +732,11 @@ static inline cgraph_node_ptr cgraph_alias_target(cgraph_node_ptr node) return node->get_alias_target(); } +static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable) +{ + return node->call_for_symbol_thunks_and_aliases(callback, data, include_overwritable); +} + static inline struct cgraph_node_hook_list *cgraph_add_function_insertion_hook(cgraph_node_hook hook, void *data) { return symtab->add_cgraph_insertion_hook(hook, data); @@ -731,6 +794,13 @@ static inline gimple gimple_build_assign_with_ops(enum tree_code subcode, tree l template <> template <> +inline bool is_a_helper<const ggoto *>::test(const_gimple gs) +{ + return gs->code == GIMPLE_GOTO; +} + +template <> +template <> inline bool is_a_helper<const greturn *>::test(const_gimple gs) { return gs->code == GIMPLE_RETURN; @@ -766,6 +836,16 @@ static inline const gcall *as_a_const_gcall(const_gimple stmt) return as_a<const gcall *>(stmt); } +static inline ggoto *as_a_ggoto(gimple stmt) +{ + return as_a<ggoto *>(stmt); +} + +static inline const ggoto *as_a_const_ggoto(const_gimple stmt) +{ + return as_a<const ggoto *>(stmt); +} + static inline gphi *as_a_gphi(gimple stmt) { return as_a<gphi *>(stmt); @@ -828,4 +908,9 @@ static inline void debug_gimple_stmt(const_gimple s) #define debug_gimple_stmt(s) debug_gimple_stmt(CONST_CAST_GIMPLE(s)) #endif +#if BUILDING_GCC_VERSION >= 7000 +#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \ + get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep) +#endif + #endif diff --git a/scripts/gcc-plugins/latent_entropy_plugin.c b/scripts/gcc-plugins/latent_entropy_plugin.c index 12541126575b..8ff203ad4809 100644 --- a/scripts/gcc-plugins/latent_entropy_plugin.c +++ b/scripts/gcc-plugins/latent_entropy_plugin.c @@ -328,9 +328,9 @@ static enum tree_code get_op(tree *rhs) op = LROTATE_EXPR; /* * This code limits the value of random_const to - * the size of a wide int for the rotation + * the size of a long for the rotation */ - random_const &= HOST_BITS_PER_WIDE_INT - 1; + random_const %= TYPE_PRECISION(long_unsigned_type_node); break; } diff --git a/usr/Makefile b/usr/Makefile index 17a513268325..0b87e71c00fc 100644 --- a/usr/Makefile +++ b/usr/Makefile @@ -5,8 +5,10 @@ klibcdirs:; PHONY += klibcdirs -suffix_y = $(CONFIG_INITRAMFS_COMPRESSION) -AFLAGS_initramfs_data.o += -DINITRAMFS_IMAGE="usr/initramfs_data.cpio$(suffix_y)" +suffix_y = $(subst $\",,$(CONFIG_INITRAMFS_COMPRESSION)) +datafile_y = initramfs_data.cpio$(suffix_y) +AFLAGS_initramfs_data.o += -DINITRAMFS_IMAGE="usr/$(datafile_y)" + # Generate builtin.o based on initramfs_data.o obj-$(CONFIG_BLK_DEV_INITRD) := initramfs_data.o @@ -14,7 +16,7 @@ obj-$(CONFIG_BLK_DEV_INITRD) := initramfs_data.o # initramfs_data.o contains the compressed initramfs_data.cpio image. # The image is included using .incbin, a dependency which is not # tracked automatically. -$(obj)/initramfs_data.o: $(obj)/initramfs_data.cpio$(suffix_y) FORCE +$(obj)/initramfs_data.o: $(obj)/$(datafile_y) FORCE ##### # Generate the initramfs cpio archive @@ -38,10 +40,8 @@ endif quiet_cmd_initfs = GEN $@ cmd_initfs = $(initramfs) -o $@ $(ramfs-args) $(ramfs-input) -targets := initramfs_data.cpio.gz initramfs_data.cpio.bz2 \ - initramfs_data.cpio.lzma initramfs_data.cpio.xz \ - initramfs_data.cpio.lzo initramfs_data.cpio.lz4 \ - initramfs_data.cpio +targets := $(datafile_y) + # do not try to update files included in initramfs $(deps_initramfs): ; @@ -51,6 +51,6 @@ $(deps_initramfs): klibcdirs # 2) There are changes in which files are included (added or deleted) # 3) If gen_init_cpio are newer than initramfs_data.cpio # 4) arguments to gen_initramfs.sh changes -$(obj)/initramfs_data.cpio$(suffix_y): $(obj)/gen_init_cpio $(deps_initramfs) klibcdirs +$(obj)/$(datafile_y): $(obj)/gen_init_cpio $(deps_initramfs) klibcdirs $(Q)$(initramfs) -l $(ramfs-input) > $(obj)/.initramfs_data.cpio.d $(call if_changed,initfs) |