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2021-02-09Merge tag 'imx-dt64-5.12' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/dt i.MX arm64 device tree update for 5.12: - New board support: Beacon i.MX8M Nano development kit, i.MX8MM Nitrogen, Gateworks i.MX 8M Mini Development Kits, phyBOARD-Pollux-i.MX8MP, Librem5 Evergreen. - Update imx8mm-beacon to drop unused clock-names reference, and add more pinctrl states for USDHC1. - Support soc unique ID read with NVMEM on i.MX8M SoCs. - A series from Biwen Li to add interrupt line for RTC device on Layerscape SoCs. - A couple of patch sets to update imx8mq-librem5 support around regulators, RTC, charger, display, etc. - A series from Joakim Zhang to improve i.MX8M FEC device configuration. - A series from Kuldeep Singh to enable flexcan support for LX2160A and LS1028A. - A series from Lucas Stach to update ZII devices around audio, USB, I2C pin configuration and UCS1002 ALERT. - A series from Michael Walle to update Layerscape device trees to use constants in the clockgen phandle, add sl28 variant 1 and enable SATA. - A few patches from Russell King to improve support for a couple of LX2160A boards. - A series from Shengjiu Wang to add more audio support for imx8mn-evk. - Other small and random updates. * tag 'imx-dt64-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: (71 commits) arm64: dts: imx: Add i.mx8mm nitrogen basic dts support arm64: dts: zii-rmb3: enable RMI4 reduced reporting arm64: dts: zii-ultra: only trigger IRQ on falling edge ucs1002 ALERT pin arm64: dts: zii-ultra: limit USB ports to USB2 speed arm64: dts: zii-ultra: fix i2c pin configuration arm64: dts: zii-ultra: add sound support arm64: dts: ls1028a: Enable flexcan support for LS1028A-RDB/QDS arm64: dts: ls1028a: Update flexcan properties arm64: dts: lx2160a: Add flexcan support arm64: dts: fsl-ls1012a-frdm: add spi-uart device arm64: dts: fsl-ls1012a-rdb: add i2c devices arm64: dts: imx8mn-beacon-som: Enable QSPI on SOM arm64: dts: imx8mn: Add fspi node arm64: dts: Add Librem5 Evergreen arm64: dts: imx8mq-librem5: set regulators boot-on arm64: dts: imx8mq-librem5: enable the LCD panel arm64: dts: imx8mq-librem5: Add LCD_1V8 regulator arm64: dts: imx8mq-librem5: Add usb-c chip as supplier for the charger arm64: dts: imx8mq-librem5: Don't mark buck3 as always on arm64: dts: imx8mq-librem5: Mark charger IRQ as High-Z ... Link: https://lore.kernel.org/r/20210204120150.26186-5-shawnguo@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'imx-dt-5.12' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/dt i.MX device tree change for 5.12: - A series from Oleksij Rempel to add i.MX6 based Plymovent, Protonic and Kverneland boards. - A series from Andreas Kemnade to improve UART support for ebook readers. - A series from Fabio Estevam to update imx6ul-14x14-evk device tree for adding GPIO expander and camera support. - A patch set from Lucas Stach to improve ZII RDU2 support, enabling WDOG, tuning I2C drive-strength, RMI4 and UCS1002 ALERT. - Other small and random updates on various boards. * tag 'imx-dt-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: (37 commits) ARM: dts: imx6: RDU2: adjust audio devices nomenclature ARM: dts: imx6: RDU2: only trigger IRQ on falling edge ucs1002 ALERT pin ARM: dts: imx6: RDU2: enable RMI4 reduced reporting ARM: dts: imx6: RDU2: reduce i2c drive-strength ARM: dts: imx6: rdu2: enable WDOG1 ARM: dts: imx6-sr-som: increase at8035 PHY gigabit Tw parameter ARM: dts: imx6: add wakeup support via magic packet firmware: imx: select SOC_BUS to fix firmware build arm64: dts: imx8mp: Correct the gpio ranges of gpio3 ARM: dts: imx6qdl-sr-som: fix some cubox-i platforms ARM: dts: imx: e60k02: add second uart ARM: dts: imx6sl-tolino-shine3: correct console uart pinmux ARM: dts: imx6sl-tolino-shine2hd: add second uart ARM: dts: imx6sl-tolino-shine2hd: correct console uart pinmux ARM: imx: build suspend-imx6.S with arm instruction set ARM: dts: imx7d-flex-concentrator: fix pcf2127 reset ARM: dts: add Kverneland TGO board ARM: dts: add Kverneland UT1, UT1Q and UT1P ARM: dts: imx6ul-14x14-evk: Add camera support ARM: dts: imx6ul-14x14-evk: Describe the KSZ8081 reset ... Link: https://lore.kernel.org/r/20210204120150.26186-4-shawnguo@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'imx-bindings-5.12' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/dt i.MX DT bindings update for 5.12: - Various board compatible additions to fsl.yaml. - Add vendor prefix for Plymovent and Kverneland Group. - Update simple panel bindings to include compatible for EDT and Kyocera panels. * tag 'imx-bindings-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: dt-bindings: arm: imx: add imx8mm nitrogen support dt-bindings: arm: fsl: Add the librem 5 Evergreen revision dt-bindings: arm: fsl: add Kverneland TGO board dt-bindings: arm: fsl: add Kverneland UT1, UT1Q and UI1P boards dt-bindings: vendor-prefixes: Add an entry for Kverneland Group dt-bindings: arm: fsl: add Kontron sl28 variant 1 bindings: arm: fsl: Add PHYTEC i.MX8MP devicetree bindings dt-bindings: arm: fsl: add Protonic PRTI6G board dt-bindings: arm: fsl: add Protonic MVT board dt-bindings: arm: fsl: Add binding for Gateworks boards with IMX8MM dt-bindings: soc: imx8m: add DT Binding doc for soc unique ID dt-bindings: arm: fsl: add Plymovent BAS board dt-bindings: arm: fsl: add Plymovent M2M board dt-bindings: vendor-prefixes: Add an entry for Plymovent dt-bindings: display: simple: Add Kyocera tcg070wvlq panel dt-bindings: display: simple: add EDT compatibles already supported by the driver dt-bindings: display: simple: fix alphabetical order for EDT compatibles dt-bindings: arm: fsl: Add beacon,imx8mn-beacon-kit Link: https://lore.kernel.org/r/20210204120150.26186-3-shawnguo@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09cifs: fix dfs-linksRonnie Sahlberg
This fixes a regression following dfs links that was introduced in the patch series for the new mount api. Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com> Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz> Signed-off-by: Steve French <stfrench@microsoft.com>
2021-02-09Merge tag 'qcom-dts-for-5.12' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/dt Qualcomm ARM dts updates for 5.12 Introduces the Qualcomm SDX55 platform and the platform's MTP device, with support for NAND, SDHCI and USB. USB is enabled for IPQ4019 and the Alfa Network AP120C-AC and 8devices Jalapeno boards are added. Samsung Galaxy S5 gains display and GPU support. * tag 'qcom-dts-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (38 commits) ARM: dts: qcom: msm8974-klte: Mark essential regulators ARM: dts: qcom: msm8974-klte: add support for display ARM: dts: qcom: msm8974-klte: add support for GPU ARM: dts: qcom: msm8974: add gpu support ARM: dts: qcom: ipq4019: add SDHCI VQMMC LDO node ARM: dts: qcom: replace status value "ok" by "okay" ARM: dts: qcom: add additional DT labels in qcom-ipq8064.dtsi ARM: dts: qcom: remove commented mmc-ddr-1_8v for sdcc3 ARM: dts: qcom: add Alfa Network AP120C-AC ARM: dts: qcom: add 8devices Jalapeno ARM: dts: qcom: ipq4019: add more labels ARM: dts: qcom: ipq4019: add USB devicetree nodes ARM: dts: qcom: add prng definition to ipq806x ARM: dts: qcom: sdx55: Add pshold support ARM: dts: qcom: sdx55: Add Watchdog support dt-bindings: watchdog: Add binding for Qcom SDX55 ARM: dts: qcom: sdx55-mtp: Enable USB3 and PHY support ARM: dts: qcom: sdx55: Add USB3 and PHY support dt-bindings: usb: qcom,dwc3: Add binding for SDX55 ARM: dts: qcom: msm8974-klte: Fix shdc numbering ... Link: https://lore.kernel.org/r/20210204052320.388999-1-bjorn.andersson@linaro.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'qcom-arm64-for-5.12' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/dt Qualcomm ARM64 DT updates for 5.12 This introduces initial support for the new SM8350 platform, aka Snapdragon 888, and the MTP device for this. It adds PCIe, audio, display, GPU, HDMI watchdog, LLCC and PMIC ADC support to the SM8250 platform and RB5 in particular, as well as improve the definition of CPUs, thermal zones and fixes a few smaller issues. It introduces new Devicetree files for the Alcatel Idol 3, ASUS Zenfone 2 Laser and BQ Aquaris X5, based on the MSM8916 platform. It contains an overhaul of the existing MSM8992 and MSM8994 platform files and introduces RPM power domains and SMP2P nodes. It adds touchscreen, additional regulators, microSD card support and adds the Sony Mobile Ivy, Karin, Suzuran and Satsuki devices. It joins the common parts of the Lumia 950 and 950XL and extend these with support for sensors, NFC, bluetooth, audio, microSD and Type-C mux pins. It introduces support for the OnePlus6 and 6t, adds the missing higher frequences for the SDM850 laptops, adds CPU cluster idle support on SM8150 and a few tweaks to the SC7180 platform. * tag 'qcom-arm64-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (100 commits) arm64: dts: qcom: msm8998: Use rpmpd definitions for opp table levels arm64: dts: qcom: msm8996: Add missing device_type under pcie[01] arm64: dts: qcom: sc7180: Add support for gpu fuse arm64: dts: qcom: msm8998: Disable some components by default arm64: dts: qcom: msm8998: Add capacity-dmips-mhz to CPU cores arm64: dts: qcom: msm8998: Add I2C pinctrl and fix BLSP2_I2C naming arm64: dts: qcom: msm8998: Add DMA to I2C hosts arm64: dts: qcom: msm8998: Merge in msm8998-pins.dtsi to msm8998.dtsi arm64: dts: msm8916: Fix reserved and rfsa nodes unit address arm64: dts: qcom: msm8994-octagon: Add AD7147 and APDS9930 sensors arm64: dts: qcom: msm8994-octagon: Add TAS2553 codec arm64: dts: qcom: msm8994-octagon: Add sensors on blsp1_i2c5 arm64: dts: qcom: msm8994-octagon: Add NXP NFC node arm64: dts: qcom: msm8994-octagon: Add FM Radio and DDR regulator nodes arm64: dts: qcom: msm8994-octagon: Configure PON keys arm64: dts: qcom: msm8994-octagon: Configure Lattice iCE40 FPGA arm64: dts: qcom: msm8994-octagon: Add uSD card and disable HS400 on eMMC arm64: dts: qcom: msm8994-octagon: Configure HD3SS460 Type-C mux pins arm64: dts: qcom: msm8994-octagon: Add QCA6174 bluetooth arm64: dts: qcom: msm8994-octagon: Configure regulators ... Link: https://lore.kernel.org/r/20210204052043.388621-1-bjorn.andersson@linaro.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'amlogic-dt64-1' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/dt arm64: dts: amlogic updates for v5.12 - new board: Hardkernel ODROID-HC4 (SoC: SM1) - new board: Beelink GS-King-X (SoC: S922X) - shorten shorten audio card names for alsa compatibility - misc cleanups & fixes * tag 'amlogic-dt64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic: arm64: dts: meson: add initial device-tree for ODROID-HC4 dt-bindings: arm: amlogic: add ODROID-HC4 bindings arm64: dts: meson: convert meson-sm1-odroid-c4 to dtsi arm64: dts: meson: sort Amlogic dtb Makefile dt-bindings: arm: amlogic: sort SM1 bindings arm64: dts: meson: fix broken wifi node for Khadas VIM3L arm64: dts: meson: add i2c3/rtc nodes and rtc aliases to ODROID-N2 dtsi ARM: dts: meson: add the AO ARC remote processor dt-bindings: Amlogic: add the documentation for the SECBUS2 registers dt-bindings: sram: Add compatible strings for the Meson AO ARC SRAM arm64: dts: meson: shorten audio card names for alsa compatibility arm64: dts: meson: add initial Beelink GS-King-X device-tree dt-bindings: arm: amlogic: add support for the Beelink GS-King-X arm64: dts: meson: Fix schema warnings for pwm-leds arm64: dts: meson: vim3: whitespace fixups arm64: dts: meson: switch TFLASH_VDD_EN pin to open drain on Odroid-C4 Revert "arm64: dts: amlogic: add missing ethernet reset ID" arm64: dts: amlogic: meson-g12: Set FL-adj property value Link: https://lore.kernel.org/soc/7heehq7ag3.fsf@baylibre.com/ Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'amlogic-dt' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/dt ARM: dts: amlogic updates for v5.12 - add thermal zones with cooling configuration * tag 'amlogic-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic: ARM: dts: meson8b: add the thermal-zones with cooling configuration ARM: dts: meson8: add the thermal-zones with cooling configuration ARM: dts: meson: add the ADC thermal sensor to meson.dtsi ARM: dts: meson: move iio-hwmon for the SoC temperature to meson.dtsi Link: https://lore.kernel.org/r/7ho8h12bto.fsf@baylibre.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'zynqmp-dt-for-v5.12' of https://github.com/Xilinx/linux-xlnx into ↵Arnd Bergmann
arm/dt arm64: dts: ZynqMP DT changes for v5.12 - Wire clock chips present on boards - Enable reset, qspi, nand, watchdog and DP IPs - Enable phy driver for sata and DP - Add iommu description - Add support for zcu104 revC+ boards - Various small changes - Add missing labels - Fix typos in documentation - Add missing boards * tag 'zynqmp-dt-for-v5.12' of https://github.com/Xilinx/linux-xlnx: arm64: dts: zynqmp: Wire up the DisplayPort subsystem arm64: dts: zynqmp: Add DisplayPort subsystem arm64: dts: zynqmp: Add DPDMA node dt-bindings: arm: Fix typo in zcu111 board arm64: dts: zynqmp: Add description for zcu104 revC arm64: dts: zynqmp: Add missing iommu IDs arm64: dts: zynqmp: Add missing lpd watchdog node arm64: dts: zynqmp: Wire zynqmp qspi controller arm64: dts: zynqmp: Wire arasan nand controller arm64: dts: zynqmp: Add missing mio-bank properties to sdhcis arm64: dts: zynqmp: Add label for zynqmp_ipi arm64: dts: zynqmp: Enable phy driver for Sata on zcu102/zcu104/zcu106 arm64: dts: zynqmp: Enable reset controller driver arm64: dts: zynqmp: Enable si5341 driver for zcu102/106/111 arm64: dts: zynqmp: Add DT description for si5328 for zcu102/zcu106 arm64: dts: zynqmp: Fix u48 si5382 chip on zcu111 arm64: dts: zynqmp: Add address-cells property to interrupt controllers Link: https://lore.kernel.org/r/b1a6f89e-f6b4-757b-daf0-d2f1844b833d@xilinx.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'samsung-dt-5.12' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dt Samsung DTS ARM changes for v5.12 1. Use new compatile to properly configure Exynos5420 USB2 PHY, fixing it suspend/resume cycle. 2. Correct Samsung PMIC interrupt trigger levels on multiple boards. 3. Correct the voltages of Samsung GT-I9100 charger and add top-off charger. * tag 'samsung-dt-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux: ARM: dts: exynos: Add top-off charging regulator node for I9100 ARM: dts: exynos: Fix charging regulator voltage and current for I9100 ARM: dts: exynos: correct PMIC interrupt trigger level on Odroid XU3 family ARM: dts: exynos: correct PMIC interrupt trigger level on Arndale Octa ARM: dts: exynos: correct PMIC interrupt trigger level on Spring ARM: dts: exynos: correct PMIC interrupt trigger level on Rinato ARM: dts: exynos: correct PMIC interrupt trigger level on Monk ARM: dts: exynos: correct PMIC interrupt trigger level on Artik 5 ARM: dts: exynos: use Exynos5420 dedicated USB2 PHY compatible Link: https://lore.kernel.org/r/20210125191240.11278-3-krzk@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09drm/dp_mst: Don't cache EDIDs for physical portsImre Deak
Caching EDIDs for physical ports prevents updating the EDID if a port gets reconnected via a Connection Status Notification message, fix this. Fixes: db1a07956968 ("drm/dp_mst: Handle SST-only branch device case") Cc: Wayne Lin <Wayne.Lin@amd.com> Cc: Lyude Paul <lyude@redhat.com> Signed-off-by: Imre Deak <imre.deak@intel.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210201120145.350258-2-imre.deak@intel.com (cherry picked from commit 468091531c2e5c49f55d8c6f1d036ce997d24e13) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/virtio: fix an error code in virtio_gpu_init()Dan Carpenter
If devm_request_mem_region() fails this code currently returns success but it should return -EBUSY. Fixes: 6076a9711dc5 ("drm/virtio: implement blob resources: probe for host visible region") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Link: http://patchwork.freedesktop.org/patch/msgid/YBpy0GS7GfmafMfe@mwanda Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> (cherry picked from commit eb988a2ee500d3297a1de048dc3c77b6c354e650) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/todo: Add entry for moving to dma_resv_lockDaniel Vetter
Requested by Thomas. I think it justifies a new level, since I tried to make some forward progress on this last summer, and gave up (for now). This is very tricky. Acked-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Maxime Ripard <mripard@kernel.org> Cc: Thomas Zimmermann <tzimmermann@suse.de> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: Sumit Semwal <sumit.semwal@linaro.org> Cc: "Christian König" <christian.koenig@amd.com> Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org Link: https://patchwork.freedesktop.org/patch/msgid/20210122133624.1751802-1-daniel.vetter@ffwll.ch (cherry picked from commit 5823cca39d585e4b4a32b1292eed0015da9c3276) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/nouveau: remove set but not used variable ‘pdev’ in nouveau_bios_initYe Bin
Fix follow warning: drivers/gpu/drm/nouveau/nouveau_bios.c:2086:18: warning: variable ‘pdev’ set but not used [-Wunused-but-set-variable] struct pci_dev *pdev; ^~~~ Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Ye Bin <yebin10@huawei.com> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20210123013014.3815870-1-yebin10@huawei.com (cherry picked from commit 09b20988ff29eecc422484c266bee61b2fe58d8c) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vmwgfx: Fix some memory leaks on errorsZack Rusin
Dan noticed some issues with pci_release_region, this builds upon that and fixes some other lingering issues. As part of this we also can stop trying to manually free our managed device; there's no need for it, it will be cleaned up automatically for us. Fixes: 8772c0bb58bb ("drm/vmwgfx: Cleanup pci resource allocation") Signed-off-by: Zack Rusin <zackr@vmware.com> Reviewed-by: Martin Krastev <krastevm@vmware.com> Reviewed-by: Roland Scheidegger <sroland@vmware.com> Reported-by: kernel test robot <lkp@intel.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210128173756.121525-1-zackr@vmware.com (cherry picked from commit 75ec69c79ebcae0ad16baf2249e378f5b02bdc12) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: remove unneeded variable: "ret"Bernard Zhao
remove unneeded variable: "ret". Signed-off-by: Bernard Zhao <bernard@vivo.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Link: https://patchwork.freedesktop.org/patch/msgid/20210202122338.15351-1-bernard@vivo.com (cherry picked from commit f0c5a89e534b43bfef8e7bf7baa5624cd84e1e18) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm: replace drm_modeset_lock_all() in drm_client_modeset_dpms_legacy()Joseph Schulte
This patch helps complete Use DRM_MODESET_LOCK_ALL* helpers instead of boilerplate todo in Documentation/gpu/todo.rst Signed-off-by: Joseph Schulte <joeschulte.js@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20210125144815.8389-1-joeschulte.js@gmail.com (cherry picked from commit 482f3ef0b0e3c4783a7e2130c71d5545b068bcbb) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/gma500: Remove dependency on TTMThomas Zimmermann
The gma500 driver does not use TTM. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210129095604.32423-6-tzimmermann@suse.de (cherry picked from commit 8180cc3752329a599b168ba0f8b93baec9054cdd) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/gma500: Remove CONFIG_X86 conditionals from source filesThomas Zimmermann
Remove the CONFIG_X86 conditionals from the source code. The driver already depends on X86 in the Kconfig file. Also, no one has been trying to build it on a non-x86 platform recently, or they would have noticed that drm_ttm_cache_flush() doesn't exist. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210129095604.32423-5-tzimmermann@suse.de (cherry picked from commit 6455af65e978479336309f6c83ce1fc632a2f535) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/gma500: Drop DRM_GMA3600 config optionThomas Zimmermann
With support for the MID-related chips removed, only support for desktop chips is left in the driver. So just build the complete driver if DRM_GMA500 has been selected. Anyone who wants to enable the Poulsbo code would probably also want the Cedarview code. [Patrik: Fixed conflict due to Oaktrail not being dropped] Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210129095604.32423-4-tzimmermann@suse.de (cherry picked from commit 837f23bb4b6002fe2be5dd70de7735133e0f2f28) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/gma500: Remove Medfield supportThomas Zimmermann
Medfield is an outdated mobile platform with apparently no users left. Remove it from gma500. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210129095604.32423-2-tzimmermann@suse.de (cherry picked from commit b51035c200bd3423ae5b6b98b54735ef424dc746) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09dma-buf: Avoid comma separated statementsJoe Perches
Use semicolons and braces. Signed-off-by: Joe Perches <joe@perches.com> Reviewed-by: Christian König <christian.koenig@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/990bf6f33ccaf73ad56eb4bea8bd2c0db5e90a31.1598331148.git.joe@perches.com Signed-off-by: Christian König <christian.koenig@amd.com> (cherry picked from commit e4abd7ad2b779c6309237a79bdcc5a128fb755ef) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/lima: fix reference leak in lima_pm_busyQinglang Miao
pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in a reference leak here. A new function pm_runtime_resume_and_get is introduced in [0] to keep usage counter balanced. So We fix the reference leak by replacing it with new function. [0] commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter") Fixes: 50de2e9ebbc0 ("drm/lima: enable runtime pm") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com> Signed-off-by: Qiang Yu <yuq825@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20201127094438.121003-1-miaoqinglang@huawei.com (cherry picked from commit de499781c97d96703af8a32d2b5e37fdb5b51568) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/scheduler: Job timeout handler returns status (v3)Luben Tuikov
This patch does not change current behaviour. The driver's job timeout handler now returns status indicating back to the DRM layer whether the device (GPU) is no longer available, such as after it's been unplugged, or whether all is normal, i.e. current behaviour. All drivers which make use of the drm_sched_backend_ops' .timedout_job() callback have been accordingly renamed and return the would've-been default value of DRM_GPU_SCHED_STAT_NOMINAL to restart the task's timeout timer--this is the old behaviour, and is preserved by this patch. v2: Use enum as the status of a driver's job timeout callback method. v3: Return scheduler/device information, rather than task information. Cc: Alexander Deucher <Alexander.Deucher@amd.com> Cc: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com> Cc: Christian König <christian.koenig@amd.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Lucas Stach <l.stach@pengutronix.de> Cc: Russell King <linux+etnaviv@armlinux.org.uk> Cc: Christian Gmeiner <christian.gmeiner@gmail.com> Cc: Qiang Yu <yuq825@gmail.com> Cc: Rob Herring <robh@kernel.org> Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com> Cc: Steven Price <steven.price@arm.com> Cc: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Cc: Eric Anholt <eric@anholt.net> Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Luben Tuikov <luben.tuikov@amd.com> Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Acked-by: Christian König <christian.koenig@amd.com> Acked-by: Steven Price <steven.price@arm.com> Signed-off-by: Christian König <christian.koenig@amd.com> Link: https://patchwork.freedesktop.org/patch/415095/ (cherry picked from commit a6a1f036c74e3d2a3a56b3140492c7c3ecb879f3) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vmwgfx/vmwgfx_drv: Fix an error path in vmw_setup_pci_resources()Dan Carpenter
The devm_memremap() function never returns NULL, it returns error pointers so the test needs to be fixed. Also we need to call pci_release_regions() to avoid a memory leak. Fixes: be4f77ac6884 ("drm/vmwgfx: Cleanup fifo mmio handling") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Zack Rusin <zackr@vmware.com> Link: https://patchwork.freedesktop.org/patch/msgid/YA6FMboLhnE3uSvb@mwanda (cherry picked from commit f3ebd4e6b692ab7af464561410a1f05dfc850823) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09dt-binding: display: bcm2711-hdmi: Add CEC and hotplug interruptsMaxime Ripard
The CEC and hotplug interrupts were missing when that binding was introduced, let's add them in now that we've figured out how it works. Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-14-maxime@cerno.tech (cherry picked from commit e7cbc68a28e14c51e354f94831bd03cdf7ec6cea) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Don't register the CEC adapter if there's no interruptsMaxime Ripard
We introduced the BCM2711 support to the vc4 HDMI controller with 5.10, but this was lacking any of the interrupts of the CEC controller so we have to deal with the backward compatibility. Do so by simply ignoring the CEC setup if the DT doesn't have the interrupts property. Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-13-maxime@cerno.tech (cherry picked from commit 4d03ed7ad731a2cf922fa37246fb7068a52f18ff) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Remove cec_available flagDom Cobley
Now that our HDMI controller supports CEC for the BCM2711, let's remove that flag. Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Dom Cobley <popcornmix@gmail.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-12-maxime@cerno.tech (cherry picked from commit f551863af919edd60f76a24126da3ac10294ace1) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Support BCM2711 CEC interrupt setupMaxime Ripard
The HDMI controller found in the BCM2711 has an external interrupt controller for the CEC and hotplug interrupt shared between the two instances. Let's add a variant flag to register a single interrupt handler and deals with the interrupt handler setup, or two interrupt handlers relying on an external irqchip. Signed-off-by: Maxime Ripard <maxime@cerno.tech> Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-11-maxime@cerno.tech (cherry picked from commit ad6380e9aaf459c22006c73fd3d4dd6f41e8f048) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Split the interrupt handlersMaxime Ripard
The BCM2711 has two different interrupt sources to transmit and receive CEC messages, provided through an external interrupt chip shared between the two HDMI interrupt controllers. The rest of the CEC controller is identical though so we need to change a bit the code organisation to share the code as much as possible, yet still allowing to register independent handlers. Signed-off-by: Maxime Ripard <maxime@cerno.tech> Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-10-maxime@cerno.tech (cherry picked from commit 0c38490a031071c0d81b400949f43ea6f4b0cd8f) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Introduce a CEC clockMaxime Ripard
While the BCM2835 had the CEC clock derived from the HSM clock, the BCM2711 has a dedicated parent clock for it. Let's introduce a separate clock for it so that we can handle both cases. Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-9-maxime@cerno.tech (cherry picked from commit cd7f016c93b697dea79a884162cbf7311283fe12) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Update the CEC clock divider on HSM rate changeMaxime Ripard
As part of the enable sequence we might change the HSM clock rate if the pixel rate is different than the one we were already dealing with. On the BCM2835 however, the CEC clock derives from the HSM clock so any rate change will need to be reflected in the CEC clock divider to output 40kHz. Fixes: cd4cb49dc5bb ("drm/vc4: hdmi: Adjust HSM clock rate depending on pixel rate") Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-8-maxime@cerno.tech (cherry picked from commit a9dd0b9a5c3e11c79e6ff9c7fdf07c471732dcb6) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Compute the CEC clock divider from the clock rateMaxime Ripard
The CEC clock divider needs to output a frequency of 40kHz from the HSM rate on the BCM2835. The driver used to have a fixed frequency for it, but that changed for the BCM2711 and we now need to compute it dynamically to maintain the proper rate. Fixes: cd4cb49dc5bb ("drm/vc4: hdmi: Adjust HSM clock rate depending on pixel rate") Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-7-maxime@cerno.tech (cherry picked from commit f1ceb9d10043683b89e5e5e5848fb4e855295762) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Restore cec physical address on reconnectDom Cobley
Currently we call cec_phys_addr_invalidate on a hotplug deassert. That may be due to a TV power cycling, or an AVR being switched on (and switching edid). This makes CEC unusable since our controller wouldn't have a physical address anymore. Set it back up again on the hotplug assert. Fixes: 15b4511a4af6 ("drm/vc4: add HDMI CEC support") Signed-off-by: Dom Cobley <popcornmix@gmail.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-6-maxime@cerno.tech (cherry picked from commit b06eecb5158e5f3eb47b9d05aea8c259985cc5f7) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Fix up CEC registersDom Cobley
The commit 311e305fdb4e ("drm/vc4: hdmi: Implement a register layout abstraction") forgot one CEC register, and made a copy and paste mistake for another one. Fix those mistakes. Fixes: 311e305fdb4e ("drm/vc4: hdmi: Implement a register layout abstraction") Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Dom Cobley <popcornmix@gmail.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-5-maxime@cerno.tech (cherry picked from commit 303085bc11bb7aebeeaaf09213f99fd7aa539a34) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Fix register offset with longer CEC messagesDom Cobley
The code prior to 311e305fdb4e ("drm/vc4: hdmi: Implement a register layout abstraction") was relying on the fact that the register offset was incremented by 4 for each readl call. That worked since the register width is 4 bytes. However, since that commit the HDMI_READ macro is now taking an enum, and the offset doesn't increment by 4 but 1 now. Divide the index by 4 to fix this. Fixes: 311e305fdb4e ("drm/vc4: hdmi: Implement a register layout abstraction") Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Dom Cobley <popcornmix@gmail.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-4-maxime@cerno.tech (cherry picked from commit e9c9481f373eb7344f9e973eb28fc6e9d0f46485) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09drm/vc4: hdmi: Move hdmi reset to bindDom Cobley
The hdmi reset got moved to a later point in the commit 9045e91a476b ("drm/vc4: hdmi: Add reset callback"). However, the reset now occurs after vc4_hdmi_cec_init and so tramples the setup of registers like HDMI_CEC_CNTRL_1 This only affects pi0-3 as on pi4 the cec registers are in a separate block Fixes: 9045e91a476b ("drm/vc4: hdmi: Add reset callback") Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Dom Cobley <popcornmix@gmail.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-3-maxime@cerno.tech (cherry picked from commit 7155334f15f360f5c98391c5c7e12af4c13395c4) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09Revert "MIPS: microMIPS: Fix the judgment of mm_jr16_op and mm_jalr_op"Thomas Bogendoerfer
This reverts commit 9308579fef3ddde19da9d45e23bf36d41932417f. Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2021-02-09fs/affs: release old buffer head on error pathPan Bian
The reference count of the old buffer head should be decremented on path that fails to get the new buffer head. Fixes: 6b4657667ba0 ("fs/affs: add rename exchange") CC: stable@vger.kernel.org # 4.14+ Signed-off-by: Pan Bian <bianpan2016@163.com> Signed-off-by: David Sterba <dsterba@suse.com>
2021-02-09dt-bindings: interconnect: Fix the expected number of cellsGeorgi Djakov
"make dtbs_check" complains that the number of interconnect-cells for some RPMh platforms is not "const: 1" (as defined in the schema). That's because the interconnect-cells now can be 1 or 2, depending on what is supported by the specific interconnect provider. Let's reflect this in the schema. Fixes: 9a34e7ad2e12 ("dt-bindings: interconnect: Document the support of optional path tag") Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> Link: https://lore.kernel.org/r/20210121145320.2383-1-georgi.djakov@linaro.org Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-09Merge tag 'omap-for-v5.12/defconfig-signed' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/defconfig Defconfig changes for omaps for v5.12 merge window Update for moved and dropped options to make creating patches against omap2plus_defconfig easier. * tag 'omap-for-v5.12/defconfig-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: ARM: omap2plus_defconfig: Update for dropped options ARM: omap2plus_defconfig: Update for moved options Link: https://lore.kernel.org/r/pull-1612421637-483551@atomide.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09Merge tag 'optee-simplify-i2c-access_for-v5.12' of ↵Arnd Bergmann
git://git.linaro.org/people/jens.wiklander/linux-tee into arm/drivers Simplify i2c acess in OP-TEE driver * tag 'optee-simplify-i2c-access_for-v5.12' of git://git.linaro.org/people/jens.wiklander/linux-tee: optee: simplify i2c access Link: https://lore.kernel.org/soc/20210208125853.GA288348%40jade Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09ACPI: OSL: Rework acpi_check_resource_conflict()Rafael J. Wysocki
Rearrange the code in acpi_check_resource_conflict() so as to drop redundant checks and uneeded local variables from there and modify the messages printed by that function to be more concise and hopefully easier to understand. While at it, replace direct printk() usage with pr_*(). Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-02-09s390/vtime: use cpu alternative for stck/stckfHeiko Carstens
Use a cpu alternative to switch between stck and stckf instead of making it compile time dependent. This will also make kernels compiled for old machines, but running on newer machines, use stckf. Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-02-09s390/alternatives: add alternative_input() / alternative_io()Heiko Carstens
Add support for alternative inline assemblies with input and output arguments. This is consistent to x86. Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-02-09s390/entry: use cpu alternative for stck/stckfHeiko Carstens
Use a cpu alternative to switch between stck and stckf instead of making it compile time dependent. This will also make kernels compiled for old machines, but running on newer machines, use stckf. Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-02-09s390/time: use stcke instead of stckHeiko Carstens
Use STORE CLOCK EXTENDED instead of STORE CLOCK in early tod clock setup. This is just to remove another usage of stck, trying to remove all usages of STORE CLOCK. This doesn't fix anything. Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-02-09s390/cpum_cf_diag: use get_tod_clock_fast()Heiko Carstens
Use get_tod_clock_fast() instead of store_tod_clock(), since store_tod_clock() can be very slow. Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-02-09s390/vtime: fix inline assembly clobber listHeiko Carstens
The stck/stckf instruction used within the inline assembly within do_account_vtime() changes the condition code. This is not reflected with the clobber list, and therefore might result in incorrect code generation. It seems unlikely that the compiler could generate incorrect code considering the surrounding C code, but it must still be fixed. Cc: <stable@vger.kernel.org> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-02-09s390/vdso: on timens page fault prefault also VVAR pageHeiko Carstens
This is the s390 variant of commit e6b28ec65b6d ("x86/vdso: On timens page fault prefault also VVAR page"). Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>