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2020-12-09dt-bindings: mfd: fix stm32 timers exampleFabrice Gasnier1-3/+3
The stm32 timers example name should match the pattern timer@. Also, the example is based on stm32mp1 timer 2, so the identifier should be '1' instead of '0' (e.g. timer 1). Fixes: bfbcbf88f9db ("dt-bindings: timer: Convert stm32 timer bindings to json-schema") Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com> Link: https://lore.kernel.org/r/1606913114-25693-1-git-send-email-fabrice.gasnier@foss.st.com Signed-off-by: Rob Herring <robh@kernel.org>
2020-12-09Merge tag 'zynqmp-soc-for-v5.11-v2' of https://github.com/Xilinx/linux-xlnx into arm/driversArnd Bergmann2-7/+36
arm64: soc: ZynqMP SoC changes for v5.11 v2 - Small alignments in Xilinx Firmware driver - Exposing syscon interface for VCU driver * tag 'zynqmp-soc-for-v5.11-v2' of https://github.com/Xilinx/linux-xlnx: firmware: xilinx: Properly align function parameter firmware: xilinx: Add a blank line after function declaration firmware: xilinx: Remove additional newline firmware: xilinx: Fix kernel-doc warnings firmware: xlnx-zynqmp: fix compilation warning soc: xilinx: vcu: add missing register NUM_CORE soc: xilinx: vcu: use vcu-settings syscon registers dt-bindings: soc: xlnx: extract xlnx, vcu-settings to separate binding soc: xilinx: vcu: drop useless success message Link: https://lore.kernel.org/r/71d38756-4456-29fc-26a3-341e1d09aafe@monstr.eu Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-09USB: UAS: introduce a quirk to set no_write_sameOliver Neukum1-0/+1
UAS does not share the pessimistic assumption storage is making that devices cannot deal with WRITE_SAME. A few devices supported by UAS, are reported to not deal well with WRITE_SAME. Those need a quirk. Add it to the device that needs it. Reported-by: David C. Partridge <david.partridge@perdrix.co.uk> Signed-off-by: Oliver Neukum <oneukum@suse.com> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20201209152639.9195-1-oneukum@suse.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-12-09dt-bindings: soc: xlnx: extract xlnx, vcu-settings to separate bindingMichael Tretter2-7/+36
The xlnx,vcu binding comprises two adjacent register banks: The first register bank ("vcu_slcr") contains registers for setting the clocks of the vcu and controlling the performance monitors. The second bank ("logicoreip") contains the configuration settings of the video codec unit, which are set before synthesizing the bitstream. Drivers that drive the actual video codec unit need to read the registers from the logicoreip register bank for configuring the vcu firmware. As logicoreip is a too generic name for this register bank, use "vcu-settings" as a binding name, because the register bank basically provides the configuration settings of the VCU. Therefore, add the vcu-settings binding to provide a syscon interface for other drivers to read these registers. The alternative would have been to merge the two register banks of the xlnx,vcu binding into one register bank and make xlnx,vcu provide a syscon interface, but that would lead to more incompatibility than making second register bank of xlnx,vcu optional. Signed-off-by: Michael Tretter <m.tretter@pengutronix.de> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20201109134818.4159342-3-m.tretter@pengutronix.de Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2020-12-09Merge remote-tracking branch 'arm64/for-next/perf' into for-next/coreCatalin Marinas1-0/+3
* arm64/for-next/perf: perf/imx_ddr: Add system PMU identifier for userspace bindings: perf: imx-ddr: add compatible string arm64: Fix build failure when HARDLOCKUP_DETECTOR_PERF is enabled arm64: Enable perf events based hard lockup detector perf/imx_ddr: Add stop event counters support for i.MX8MP perf/smmuv3: Support sysfs identifier file drivers/perf: hisi: Add identifier sysfs file perf: remove duplicate check on fwnode driver/perf: Add PMU driver for the ARM DMC-620 memory controller
2020-12-09Merge branches 'for-next/kvm-build-fix', 'for-next/va-refactor', 'for-next/lto', 'for-next/mem-hotplug', 'for-next/cppc-ffh', 'for-next/pad-image-header', 'for-next/zone-dma-default-32-bit', 'for-next/signal-tag-bits' and 'for-next/cmdline-extended' into for-next/coreCatalin Marinas1851-24692/+34421
* for-next/kvm-build-fix: : Fix KVM build issues with 64K pages KVM: arm64: Fix build error in user_mem_abort() * for-next/va-refactor: : VA layout changes arm64: mm: don't assume struct page is always 64 bytes Documentation/arm64: fix RST layout of memory.rst arm64: mm: tidy up top of kernel VA space arm64: mm: make vmemmap region a projection of the linear region arm64: mm: extend linear region for 52-bit VA configurations * for-next/lto: : Upgrade READ_ONCE() to RCpc acquire on arm64 with LTO arm64: lto: Strengthen READ_ONCE() to acquire when CONFIG_LTO=y arm64: alternatives: Remove READ_ONCE() usage during patch operation arm64: cpufeatures: Add capability for LDAPR instruction arm64: alternatives: Split up alternative.h arm64: uaccess: move uao_* alternatives to asm-uaccess.h * for-next/mem-hotplug: : Memory hotplug improvements arm64/mm/hotplug: Ensure early memory sections are all online arm64/mm/hotplug: Enable MEM_OFFLINE event handling arm64/mm/hotplug: Register boot memory hot remove notifier earlier arm64: mm: account for hotplug memory when randomizing the linear region * for-next/cppc-ffh: : Add CPPC FFH support using arm64 AMU counters arm64: abort counter_read_on_cpu() when irqs_disabled() arm64: implement CPPC FFH support using AMUs arm64: split counter validation function arm64: wrap and generalise counter read functions * for-next/pad-image-header: : Pad Image header to 64KB and unmap it arm64: head: tidy up the Image header definition arm64/head: avoid symbol names pointing into first 64 KB of kernel image arm64: omit [_text, _stext) from permanent kernel mapping * for-next/zone-dma-default-32-bit: : Default to 32-bit wide ZONE_DMA (previously reduced to 1GB for RPi4) of: unittest: Fix build on architectures without CONFIG_OF_ADDRESS mm: Remove examples from enum zone_type comment arm64: mm: Set ZONE_DMA size based on early IORT scan arm64: mm: Set ZONE_DMA size based on devicetree's dma-ranges of: unittest: Add test for of_dma_get_max_cpu_address() of/address: Introduce of_dma_get_max_cpu_address() arm64: mm: Move zone_dma_bits initialization into zone_sizes_init() arm64: mm: Move reserve_crashkernel() into mem_init() arm64: Force NO_BLOCK_MAPPINGS if crashkernel reservation is required arm64: Ignore any DMA offsets in the max_zone_phys() calculation * for-next/signal-tag-bits: : Expose the FAR_EL1 tag bits in siginfo arm64: expose FAR_EL1 tag bits in siginfo signal: define the SA_EXPOSE_TAGBITS bit in sa_flags signal: define the SA_UNSUPPORTED bit in sa_flags arch: provide better documentation for the arch-specific SA_* flags signal: clear non-uapi flag bits when passing/returning sa_flags arch: move SA_* definitions to generic headers parisc: start using signal-defs.h parisc: Drop parisc special case for __sighandler_t * for-next/cmdline-extended: : Add support for CONFIG_CMDLINE_EXTENDED arm64: Extend the kernel command line from the bootloader arm64: kaslr: Refactor early init command line parsing
2020-12-09dt-bindings: trivial-devices: Add delta,q54sj108a2xiao.ma1-0/+2
Add delta,q54sj108a2 to trivial-devices.yaml. Signed-off-by: xiao.ma <xiao.mx.ma@deltaww.com> Link: https://lore.kernel.org/r/20201202072610.1666-1-max701@126.com Signed-off-by: Rob Herring <robh@kernel.org>
2020-12-09ASoC: add simple-audio-mux bindingAlexandre Belloni1-0/+41
Add devicetree documentation for simple audio multiplexers Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20201205001508.346439-1-alexandre.belloni@bootlin.com Signed-off-by: Mark Brown <broonie@kernel.org>
2020-12-09dt-bindings: mstar: Add Honestar SSD201_HT_V2 to mstar boardsDaniel Palmer1-0/+6
The Honestar SSD201_HT_V2 is a full size devkit for the SigmaStar SSD201 or SSD202D (they are pin compatible). Currently only the SSD202D version is supported as that's the one I have. Signed-off-by: Daniel Palmer <daniel@0x0f.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://linux-chenxing.org/infinity2/ssd201_ht_v2/ Link: https://lore.kernel.org/r/20201201134330.3037007-4-daniel@0x0f.com' Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-09dt-bindings: vendor-prefixes: Add honestar vendor prefixDaniel Palmer1-0/+2
Add prefix for Honestar Technologies Co., Ltd. Signed-off-by: Daniel Palmer <daniel@0x0f.com> Link: https://lore.kernel.org/r/20201201134330.3037007-3-daniel@0x0f.com' Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-09dt-bindings: mstar: Add binding details for mstar,smpctrlDaniel Palmer1-0/+40
This adds a YAML description of the smpctrl node needed by the platform code for the MStar/SigmaStar Armv7 SoCs to boot secondary cpus. Signed-off-by: Daniel Palmer <daniel@0x0f.com> Link: https://lore.kernel.org/r/20201201134330.3037007-2-daniel@0x0f.com' Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-09Documentation: seqlock: s/LOCKTYPE/LOCKNAME/gAhmed S. Darwish1-11/+10
Sequence counters with an associated write serialization lock are called seqcount_LOCKNAME_t. Fix the documentation accordingly. While at it, remove a paragraph that inappropriately discussed a seqlock.h implementation detail. Fixes: 6dd699b13d53 ("seqlock: seqcount_LOCKNAME_t: Standardize naming convention") Signed-off-by: Ahmed S. Darwish <a.darwish@linutronix.de> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: stable@vger.kernel.org Link: https://lkml.kernel.org/r/20201206162143.14387-2-a.darwish@linutronix.de
2020-12-09Merge branch 'locking/rwsem'Peter Zijlstra24-106/+268
2020-12-09nfsd: close cached files prior to a REMOVE or RENAME that would replace targetJeff Layton1-0/+13
It's not uncommon for some workloads to do a bunch of I/O to a file and delete it just afterward. If knfsd has a cached open file however, then the file may still be open when the dentry is unlinked. If the underlying filesystem is nfs, then that could trigger it to do a sillyrename. On a REMOVE or RENAME scan the nfsd_file cache for open files that correspond to the inode, and proactively unhash and put their references. This should prevent any delete-on-last-close activity from occurring, solely due to knfsd's open file cache. This must be done synchronously though so we use the variants that call flush_delayed_fput. There are deadlock possibilities if you call flush_delayed_fput while holding locks, however. In the case of nfsd_rename, we don't even do the lookups of the dentries to be renamed until we've locked for rename. Once we've figured out what the target dentry is for a rename, check to see whether there are cached open files associated with it. If there are, then unwind all of the locking, close them all, and then reattempt the rename. None of this is really necessary for "typical" filesystems though. It's mostly of use for NFS, so declare a new export op flag and use that to determine whether to close the files beforehand. Signed-off-by: Jeff Layton <jeff.layton@primarydata.com> Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com> Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-12-09nfsd: allow filesystems to opt out of subtree checkingJeff Layton1-0/+12
When we start allowing NFS to be reexported, then we have some problems when it comes to subtree checking. In principle, we could allow it, but it would mean encoding parent info in the filehandles and there may not be enough space for that in a NFSv3 filehandle. To enforce this at export upcall time, we add a new export_ops flag that declares the filesystem ineligible for subtree checking. Signed-off-by: Jeff Layton <jeff.layton@primarydata.com> Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com> Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-12-09nfsd: add a new EXPORT_OP_NOWCC flag to struct export_operationsJeff Layton1-0/+27
With NFSv3 nfsd will always attempt to send along WCC data to the client. This generally involves saving off the in-core inode information prior to doing the operation on the given filehandle, and then issuing a vfs_getattr to it after the op. Some filesystems (particularly clustered or networked ones) have an expensive ->getattr inode operation. Atomicity is also often difficult or impossible to guarantee on such filesystems. For those, we're best off not trying to provide WCC information to the client at all, and to simply allow it to poll for that information as needed with a GETATTR RPC. This patch adds a new flags field to struct export_operations, and defines a new EXPORT_OP_NOWCC flag that filesystems can use to indicate that nfsd should not attempt to provide WCC info in NFSv3 replies. It also adds a blurb about the new flags field and flag to the exporting documentation. The server will also now skip collecting this information for NFSv2 as well, since that info is never used there anyway. Note that this patch does not add this flag to any filesystem export_operations structures. This was originally developed to allow reexporting nfs via nfsd. Other filesystems may want to consider enabling this flag too. It's hard to tell however which ones have export operations to enable export via knfsd and which ones mostly rely on them for open-by-filehandle support, so I'm leaving that up to the individual maintainers to decide. I am cc'ing the relevant lists for those filesystems that I think may want to consider adding this though. Cc: HPDD-discuss@lists.01.org Cc: ceph-devel@vger.kernel.org Cc: cluster-devel@redhat.com Cc: fuse-devel@lists.sourceforge.net Cc: ocfs2-devel@oss.oracle.com Signed-off-by: Jeff Layton <jeff.layton@primarydata.com> Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com> Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-12-09dt-bindings: serial: Update DT binding docs to support SiFive FU740 SoCYash Shah1-1/+3
Add new compatible strings to the DT binding documents to support SiFive FU740-C000. Signed-off-by: Yash Shah <yash.shah@sifive.com> Link: https://lore.kernel.org/r/1607403341-57214-5-git-send-email-yash.shah@sifive.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-12-09Merge tag 'gpio-updates-for-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into develLinus Walleij1-0/+1
gpio updates for v5.11-rc1 - several refactoring patches of the core gpiolib code - add support for NXP PCAL9554B/C to gpio-pca953x - allow probing mockup devices from device tree - refactoring and improvements to gpio-rcar - improvements to locking in gpio-tegra - code shrink in gpiolib devres - get the irq offset from device tree in gpio-sifive - major refactoring of gpio-exar - convert gpio-mvebu pwm access to regmap - create a new submenu for virtual GPIO drivers - fix clang fall-through warnings treewide - minor driver refactoring and tweaks sprinkled all over
2020-12-09bindings: perf: imx-ddr: add compatible stringJoakim Zhang1-0/+3
Add extra compabile string to support driver. Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> Acked-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20201130114202.26057-2-qiangqing.zhang@nxp.com Signed-off-by: Will Deacon <will@kernel.org>
2020-12-09Merge tag 'phy-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy into char-misc-nextGreg Kroah-Hartman16-219/+618
Vinod writes: phy-for-5.11 - New phy drivers: - Mediatek MT7621 PCIe PHY (promoted from staging) - Ingenic USB phy driver supporting JZ4775 and X2000 - Intel Keem Bay USB PHY driver - Marvell USB HSIC PHY driver supporting MMP3 SoC - AXG MIPI D-PHY driver - Updates: - Conversion to YAML binding for: - Broadcom SATA PHY - Cadence Sierra PHY bindings - STM32 USBC Phy - Support for Exynos5433 PCIe PHY - Support for Qualcomm SM8250 PCIe QMP PHY - Support for Exynos5420 USB2 phy - devm_platform_ioremap_resource conversion for bunch of drivers * tag 'phy-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: (72 commits) drm/mediatek: avoid dereferencing a null hdmi_phy on an error message phy: ingenic: depend on HAS_IOMEM phy: mediatek: statify mtk_hdmi_phy_driver dt-bindings: phy: Convert Broadcom SATA PHY to YAML devicetree: phy: rockchip-emmc add output-tapdelay-select phy: rockchip-emmc: output tap delay dt property PHY: Ingenic: Add USB PHY driver using generic PHY framework. dt-bindings: USB: Add bindings for Ingenic JZ4775 and X2000. USB: PHY: JZ4770: Remove unnecessary function calls. devicetree: phy: rockchip-emmc: pulldown property phy: rockchip: set pulldown for strobe line in dts phy: renesas: rcar-gen3-usb2: disable runtime pm in case of failure phy: mediatek: allow compile-testing the hdmi phy phy/rockchip: Make PHY_ROCKCHIP_INNO_HDMI depend on HAS_IOMEM to fix build error phy: samsung: Merge Kconfig for Exynos5420 and Exynos5250 phy: ralink: phy-mt7621-pci: set correct name in MODULE_DEVICE_TABLE macro phy: ralink: phy-mt7621-pci: drop 'COMPILE_TEST' from Kconfig phy: mediatek: Make PHY_MTK_{XSPHY, TPHY} depend on HAS_IOMEM and OF_ADDRESS to fix build errors phy: tegra: xusb: Fix usb_phy device driver field phy: amlogic: replace devm_reset_control_array_get() ...
2020-12-09dt-bindings: spi: dw-apb-ssi: Add Canaan K210 SPI controllerDamien Le Moal1-0/+2
Update the snps,dw-apb-ssi.yaml document to include the compatibility string "canaan,k210-spi" compatible string for the Canaan Kendryte K210 RISC-V SoC DW apb_ssi V4 SPI controller. Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com> Acked-by: Serge Semin <fancer.lancer@gmail.com> Link: https://lore.kernel.org/r/20201206011817.11700-2-damien.lemoal@wdc.com Signed-off-by: Mark Brown <broonie@kernel.org>
2020-12-09Merge remote-tracking branch 'origin/kvm-arm64/psci-relay' into kvmarm-master/nextMarc Zyngier1-0/+10
Signed-off-by: Marc Zyngier <maz@kernel.org>
2020-12-09dt-bindings: opp: Allow empty OPP tablesNicola Mazzucato1-1/+53
Currently the optional property opp-shared is used within an opp table to tell that a set of devices share their clock/voltage lines (and the OPP points). It is therefore possible to use an empty OPP table to convey only that information, useful in situations where the opp points are provided via other means (hardware. firmware, etc). Update the documentation to remark this additional case and provide an example. Signed-off-by: Nicola Mazzucato <nicola.mazzucato@arm.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2020-12-09Merge tag 'memory-controller-drv-tegra-5.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into arm/driversArnd Bergmann1-0/+6
Memory controller drivers for v5.11 - Tegra SoC, part two Continuation of work on Tegra SoC memory controllers towards adding interconnect support and integration with devfreq. This brings few more patches including one which removes/fixes annoying warning if the DTS patches get applied. This is expected and only informs that new features of Tegra memory controller drivers will not be enabled however the warning itself could look worrying. * tag 'memory-controller-drv-tegra-5.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl: memory: tegra30: Support interconnect framework memory: tegra20: Support hardware versioning and clean up OPP table initialization dt-bindings: memory: tegra20-emc: Document opp-supported-hw property Link: https://lore.kernel.org/r/20201207075758.5501-2-krzk@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-09Merge tag 'qcom-drivers-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/driversArnd Bergmann2-0/+5
Qualcomm driver updates for v5.11 This adds support for the core power domains on MSM8916, MSM8939, SDM660 and SDX55. It adds SM8150 support to the last-level cache controller driver and it makes it possible to build the Command DB and RPMh drivers as modules. It also contains a slew of smaller cleanups, style and bug fixes throughout the various drivers. * tag 'qcom-drivers-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (39 commits) soc: qcom: rpmhpd: Add SDX55 power domains dt-bindings: power: Add rpm power domain bindings for sdx55 soc: qcom: rpmh: Use __fill_rpmh_msg API during rpmh_write() samples: qmi: Constify static qmi ops soc: qcom: pdr: Constify static qmi structs soc: qcom: initialize local variable soc: qcom: socinfo: add soc ids for msm8953 variants soc: qcom: geni: Remove "iova" check soc: qcom: llcc: Add configuration data for SM8150 dt-bindings: msm: Add LLCC for SM8150 soc: qcom: rpmh: Fix possible doc-rot in rpmh_write()'s header soc: qcom: kryo-l2-accessors: Fix misnaming of 'val' soc: qcom: rpmhpd: Provide some missing struct member descriptions soc: qcom: llcc-qcom: Fix expected kernel-doc formatting soc: qcom: smp2p: Remove unused struct attribute provide another soc: qcom: wcnss_ctrl: Demote non-conformant struct header and fix function headers soc: qcom: smsm: Fix some kernel-doc formatting and naming problems soc: qcom: smem: Fix formatting and missing documentation issues soc: qcom: qcom-geni-se: Fix misnamed function parameter 'rx_rfr' soc: qcom: qcom_aoss: Add missing description for 'cooling_devs' ... Link: https://lore.kernel.org/r/20201130190142.345246-1-bjorn.andersson@linaro.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-09Merge tag 'samsung-dt-5.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dtArnd Bergmann1-0/+13
Samsung DTS ARM changes for v5.11, part three 1. S3C bindings and DTS cleanup, 2. Correct the clock rates for SPI0 in Artik 5 which is a fix for recently introduced Ethernet on SPI on Artik 5 board. * tag 'samsung-dt-5.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux: ARM: dts: exynos: Reduce assigned-clocks entries for SPI0 on Artik5 board ARM: dts: s3c6410: correct SMDK6410 board compatible ARM: dts: s3c24xx: add SMDK2416 board compatible dt-bindings: arm: samsung: document S3C6410-based boards binding dt-bindings: arm: samsung: document SMDK2416 board binding Link: https://lore.kernel.org/r/20201207074528.4475-2-krzk@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-09Merge tag 'v5.11-rockchip-dts64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into arm/dtArnd Bergmann2-0/+25
Newly added boards are the PX30 SOM system from Engicam and Kobol Helios64. The Scarlet tablet finally gets support for its cameras, now that the the rk3399-isp moved out of staging. The Odroid-Go-Advance got its joystick support now that the adc-joystick driver was merged and misc omprovements to the RockPi4, rk3328-roc-cc and orange-pi. * tag 'v5.11-rockchip-dts64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip: (28 commits) arm64: dts: rockchip: use USB host by default on rk3399-rock-pi-4 arm64: dts: rockchip: fix I2S conflict on rk3399-rock-pi-4 arm64: dts: rockchip: fix supplies on rk3399-rock-pi-4 arm64: dts: rockchip: Fix UART pull-ups on rk3328 arm64: dts: rockchip: add isp and sensors for Scarlet arm64: dts: rockchip: add isp0 node for rk3399 arm64: dts: rockchip: Properly define the type C connector on rk3399-orangepi arm64: dts: rockchip: Add BT support on px30-engicam arm64: dts: rockchip: Add WiFi support on px30-engicam arm64: dts: rockchip: Add Engicam PX30.Core C.TOUCH 2.0 10.1" OF dt-bindings: arm: rockchip: Add Engicam PX30.Core C.TOUCH 2.0 10.1" OF arm64: dts: rockchip: Enable LVDS panel on px30-engicam-edimm2.2 arm64: dts: rockchip: Enable USB Host, OTG on px30-enagicam arm64: dts: rockchip: rename sdhci nodename to mmc on rk3399 arm64: dts: rockchip: Enable analog audio on rk3328-roc-cc arm64: dts: rockchip: Enable HDMI audio on rk3328-roc-cc arm64: dts: rockchip: Set dr_mode to "host" for OTG on rk3328-roc-cc arm64: dts: rockchip: Add Engicam PX30.Core C.TOUCH 2.0 arm64: dts: rockchip: Add Engicam C.TOUCH 2.0 dt-bindings: arm: rockchip: Add Engicam PX30.Core C.TOUCH 2.0 ... Link: https://lore.kernel.org/r/4278011.LvFx2qVVIh@phil Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08Merge tag 'imx-bindings-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/dtArnd Bergmann7-54/+488
i.MX DT bindings update for 5.11: - Quite some patches that update vendor-prefixes.yaml and fsl.yaml to document missing board compatibles and add new board compatibles. - A couple of patches from Dong Aisheng to update imx-scu firmware and imx-lpcg clock bindings for new SCU two cells clock support. - A couple of net bindings update from Ioana Ciornei to complete the MAC/PCS/PHY representation on DPAA2 devices. - Document watchdog compatibles for all i.MX and Layerscape devices. * tag 'imx-bindings-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: (35 commits) dt-bindings: arm: fsl: add Protonic WD3 board dt-bindings: vendor-prefixes: add "virtual" prefix dt-bindings: fsl: add kamstrup flex concentrator to schema dt-bindings: arm: fsl: document i.MX7S boards dt-bindings: arm: fsl: document SolidRun LX2160A boards dt-bindings: arm: fsl: document LS1012A FRWY board dt-bindings: arm: fsl: add Van der Laan LANMCU board dt-bindings: arm: fsl: add Altesco I6P board dt-bindings: vendor-prefixes: Add an entry for Altus-Escon-Company dt-bindings: net: add the 10gbase-r connection type dt-bindings: net: add the DPAA2 MAC DTS definition dt-bindings: fsl: add compatible for LX2162A QDS Board dt-bindings: vendor-prefixes: Add an entry for Van der Laan b.v. dt-bindings: arm: fsl: document i.MX7D boards dt-bindings: arm: fsl: document i.MX6ULL boards dt-bindings: arm: fsl: document i.MX6UL boards dt-bindings: arm: fsl: document i.MX6SX boards dt-bindings: arm: fsl: document i.MX6SL boards dt-bindings: arm: fsl: document i.MX6QP boards dt-bindings: arm: fsl: document i.MX6Q boards ... Link: https://lore.kernel.org/r/20201202142717.9262-3-shawnguo@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08Merge tag 'samsung-dt-5.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dtArnd Bergmann1-0/+8
Samsung DTS ARM changes for v5.11, part two 1. Add devicetree of Samsung Galaxy Note 10.1 tablets (GT-N8010/GT-N8013), called P4 Note. These are quite old but still functional devices, based on Exynos4412. 2. Minor cleanups in Odroid XU3 Ethernet. 3. Minor fixes: ADC io-channel-ranges and P4 Note touchscreen GPIO polarity. * tag 'samsung-dt-5.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux: ARM: dts: exynos: switch Atmel mxt reset GPIO to active low on P4 Note ARM: dts: s5pv210: Drop unneeded io-channel-ranges property in Aries ARM: dts: s5pv210: Drop incorrect use of io-channel-ranges property ARM: dts: exynos: Drop incorrect use of io-channel-ranges ARM: dts: exynos: add Samsung's Exynos4412-based P4 Note boards dt-bindings: arm: samsung: document bindings for P4 Note family board ARM: dts: exynos: Add an alias for the Ethernet interface on Odroid XU3 ARM: dts: exynos: Fix Ethernet interface description on Odroid XU3 Link: https://lore.kernel.org/r/20201201204404.22675-2-krzk@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08Merge tag 'nuvoton-5.11-devicetree' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/bmc into arm/dtArnd Bergmann1-0/+2
Nuvoton device tree updates for 5.11 - New machines * Fii Kudo, a NPCM730 BMC * Quanta GSJ, a NPCM750 BMC * Qanta Olympus RunBMC, a NPCM750 BMC - Updates to the common device trees and NCPM750 EVB * tag 'nuvoton-5.11-devicetree' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/bmc: dt-bindings: vendor-prefixes: Add FII ARM: dts: nuvoton: Add Fii Kudo system ARM: dts: nuvoton: Add NPCM7xx RunBMC Olympus Quanta machine ARM: dts: nuvoton: Add Quanta GSJ BMC ARM: dts: nuvoton: Add Quanta GSJ BMC pinctrl ARM: dts: nuvoton: Add Nuvoton NPCM730 device tree ARM: dts: nuvoton: Add new device nodes to NPCM750 EVB ARM: dts: nuvoton: Add new device nodes ARM: dts: nuvoton: Add pinctrl and GPIO node ARM: dts: nuvoton: Modify timer register size ARM: dts: nuvoton: Modify clock parameters Link: https://lore.kernel.org/r/CACPK8Xd8RaLv_p6t9ckBwCwtZww+2YYOAoAYQdvni0dxc2mS7A@mail.gmail.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08Merge tag 'v5.10-next-dts64' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux into arm/dtArnd Bergmann3-0/+298
mt8173: - add new power domain controller node mt8183: - add new power domain controller - add display, iommu and dsi nodes mt8192: - add basic support, pinctrl, uart, spi, i2c and timer mt8516: - add auxadc, efuse and usb nodes mt8167: - add basic support for the SoC - add support for the pumkin board mt6779: - add initial support, interrupt controller, clocks, uart mt7622: - PWM node for all available PWM channels * tag 'v5.10-next-dts64' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux: (25 commits) dts64: mt7622: disable spi1 and uart2 because pins are used by pwm dts64: mt7622: enable all pwm for bananapi r64 arm64: dts: mt8183: Add display nodes for MT8183 arm64: dts: mt8183: Add iommu and larb nodes arm64: dts: mt8183: Add dsi node arm64: dts: mt8183: Add pwm and backlight node arm64: dts: mediatek: Add mt8183 power domains controller arm64: dts: mediatek: Add smi_common node for MT8183 arm64: dts: mediatek: Add mt8173 power domain controller dt-bindings: power: Add MT8192 power domains dt-bindings: power: Add MT8183 power domains dt-bindings: power: Add bindings for the Mediatek SCPSYS power domains controller arm64: dts: Add Mediatek SoC MT8192 and evaluation board dts and Makefile arm64: dts: mediatek: add MT8167 pumpkin board dts arm64: dts: mediatek: add dtsi for MT8167 dt-bindings: arm64: dts: mediatek: Add mt8167-pumpkin board arm64: dts: mediatek: mt8516: add efuse node arm64: dts: mediatek: align GPIO hog names with dtschema arm64: dts: mediatek: mt8516: add usb1 node arm64: dts: mediatek: mt8516: rename usb phy ... Link: https://lore.kernel.org/r/72fe1c4f-f27c-c455-dfd9-66bde90bb295@gmail.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08Merge tag 'arm-soc/for-5.11/devicetree-arm64' of https://github.com/Broadcom/stblinux into arm/dtArnd Bergmann1-0/+38
This pull request contains Broadcom ARM64-based SoCs Device Tree changes for 5.11, please pull the following: - Rafal adds initial support for the Broadcom 4908 which are SoCs used in home routers and are based on the DSL architecture and using Broadcom Brahma-B53 CPUs. * tag 'arm-soc/for-5.11/devicetree-arm64' of https://github.com/Broadcom/stblinux: arm64: add config for Broadcom BCM4908 SoCs arm64: dts: broadcom: add BCM4908 and Asus GT-AC5300 early DTS files dt-bindings: arm: bcm: document BCM4908 bindings Link: https://lore.kernel.org/r/20201128163410.1691529-4-f.fainelli@gmail.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08Merge tag 'arm-soc/for-5.11/devicetree' of https://github.com/Broadcom/stblinux into arm/dtArnd Bergmann3-150/+254
This pull request contains Broadcom ARM-based SoCs changes for 5.11, please pull the following: - Vivek updates the Linksys EA9500 DTS by adding the two additional switch port nodes (5 & 7), providing a flash partition layout to make the device usable with OpenWrt, and finally switches to using the pin controller rather than using mdio-mux to get the same outcome. - Serge fixes the USB Device Tree nodes unit name to be conformant to the recommended name patterns. - Rafal re-arranges all the nodes that belonged to the CRU block to be under the CRU node (such as PLLs). He also disables the USB3 PHY node for devices that lack USB3 and adds USB3 support to the Luxul XWR-3150 DTS. - Jonathan drops the incorrect 'io-channel-ranges' from the Cygnus SoC DTSI. - Maxime disables the Wi-Fi frequencies (around 2.4GHz) for HDMI on the Raspberry Pi 4 due to some cross-talk between the two blocks. - Pavel updates the DWC2 USB controller RX FIFO sizes to be more accurate for all BCM283x (Raspberr Pi) SoCs. - Florian updates all BCM5301x and NSP Device Tree files to allow switching the Broadcom B53 Ethernet switch device tree binding to YAML. * tag 'arm-soc/for-5.11/devicetree' of https://github.com/Broadcom/stblinux: (22 commits) dt-bindings: net: dsa: b53: Add YAML bindings ARM: dts: NSP: Provide defaults ports container node ARM: dts: NSP: Add a SRAB compatible string for each board ARM: dts: NSP: Fix Ethernet switch SGMII register name ARM: dts: NSP: Update ethernet switch node name ARM: dts: BCM5301X: Provide defaults ports container node ARM: dts: BCM5301X: Add a default compatible for switch node ARM: dts: BCM5301X: Update Ethernet switch node name dt-bindings: net: dsa: Document sfp and managed properties dt-bindings: net: dsa: Extend switch nodes pattern ARM: dts: bcm283x: increase dwc2's RX FIFO size ARM: dts: rpi-4: disable wifi frequencies ARM: dts: Cygnus: Drop incorrect io-channel-ranges property. ARM: dts: BCM5301X: Enable USB 3 PHY on Luxul XWR-3150 ARM: dts: BCM5301X: Disable USB 3 PHY on devices without USB 3 ARM: dts: BCM5301X: Move CRU devices to the CRU node ARM: dts: BCM5301X: Linksys EA9500 make use of pinctrl ARM: dts: BCM5301X: Use corretc pinctrl compatible for 4709x ARM: dts: BCM5301X: Linksys EA9500 add fixed partitions ARM: dts: BCM5310X: Harmonize xHCI DT nodes name ... Link: https://lore.kernel.org/r/20201128163410.1691529-3-f.fainelli@gmail.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08Merge tag 'sunxi-dt-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into arm/dtArnd Bergmann2-0/+25
Our usual bunch of patches to support the Allwinner SoCs, this time adding: - Some nice pinephone additions - I2S support for the A64, H3, H5 and H6 - New boards: Elimo Impetus, Elimo Initium, FriendlyArm ZeroPi, NanoPi R1 * tag 'sunxi-dt-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux: (21 commits) ARM: dts: sun8i-h2-plus-bananapi-m2-zero: add gpio-line-names ARM: dts: sun8i: h3: Add initial NanoPi R1 support arm64: dts: allwinner: pinephone: Use generic sensor node names ARM: dts: sun8i: s3: Add dts for the Elimo Initium SBC dt-bindings: arm: sunxi: add Elimo bindings ARM: dts: sun8i: s3: Add dtsi for the Elimo Impetus SoM arm64: dts: allwinner: pinephone: Add Bluetooth support arm64: dts: allwinner: pinephone: Add WiFi support arm64: dts: allwinner: pinephone: Add light/proximity sensor arm64: dts: allwinner: pinephone: Add LED flash arm64: dts: allwinner: pinephone: Set ALDO3 to exactly 3v0 arm64: dts: allwinner: pinephone: Remove AC power supply arm: dts: sunxi: h3/h5: Add I2S2 node arm64: dts: allwinner: a64: Add I2S2 node arm64: dts: allwinner: h6: Add I2S1 node arm64: dts: allwinner: h6: PineH64 model B: Add wifi ARM: dts: sun8i-v3s: Add I2C1 PB pins description ARM: dts: sun8i: V3/S3: Add UART1 pin definitions to the V3/S3 dtsi dt-bindings: vendors: add Elimo Engineering vendor prefix ARM: dts: sun8i: add FriendlyArm ZeroPi support ... Link: https://lore.kernel.org/r/551fdf4f-8a0b-4a22-ba49-b4f61520a9ab.lettre@localhost Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-12-08dt-bindings:i2c:i2c-gate: txt to yaml conversionJonathan Cameron2-41/+39
This file provides very little in the way of actual schema but does provide a convenient intro to what an i2c-gate node actually represents. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Peter Rosin <peda@axentia.se> Cc: Wolfram Sang <wsa@the-dreams.de> Link: https://lore.kernel.org/r/20201031181801.742585-2-jic23@kernel.org Link: https://lore.kernel.org/r/20201128173343.390165-2-jic23@kernel.org Signed-off-by: Rob Herring <robh@kernel.org>
2020-12-08dt-bindings: thermal: rcar-gen3-thermal: Add r8a779a0 supportNiklas Söderlund1-2/+15
Add support for R-Car V3U. The V3U IP differs a bit from its siblings in such way that it have 4 TSC nodes and the interrupts are not routed to the INTC-AP but to the ECM. Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20201126223028.3119044-2-niklas.soderlund+renesas@ragnatech.se
2020-12-08dt-bindings: add ADP5585/ADP5589 entries to trivial-devicesAlexandru Ardelean1-0/+6
This change adds the device-tree entries for the Analog Devices ADP5585 and ADP5589 devices to the trivial devices list. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Link: https://lore.kernel.org/r/20201127111420.96500-4-alexandru.ardelean@analog.com Signed-off-by: Rob Herring <robh@kernel.org>
2020-12-08docs: Update documentation to reflect what TAINT_CPU_OUT_OF_SPEC meansMathieu Chouquet-Stringer2-6/+19
Here's a patch updating the meaning of TAINT_CPU_OUT_OF_SPEC after Borislav introduced changes in a7e1f67ed29f and upcoming patches in tip. TAINT_CPU_OUT_OF_SPEC now means a bit more what it implies as the flag isn't set just because of a CPU misconfiguration or mismatch. Historically it was for SMP kernel oops on an officially SMP incapable processor but now it also covers CPUs whose MSRs have been incorrectly poked at from userspace, drivers being used on non supported architectures, broken firmware, mismatched CPUs, ... Update documentation and script to reflect that. Signed-off-by: Mathieu Chouquet-Stringer <me@mathieu.digital> Link: https://lore.kernel.org/r/20201202153244.709752-1-me@mathieu.digital Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08docs: add a reset controller chapter to the driver API docsPhilipp Zabel2-0/+222
Add initial reset controller API documentation. This is mostly intended to describe the concepts to users of the consumer API, and to tie the kerneldoc comments we already have into the driver API documentation. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Reviewed-by: Randy Dunlap <rdunlap@infradead.org> Reviewed-by: Amjad Ouled-Ameur <aouledameur@baylibre.fr> Link: https://lore.kernel.org/r/20201201115754.1713-1-p.zabel@pengutronix.de Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08docs: make reporting-bugs.rst obsoleteThorsten Leemhuis7-12/+16
Make various places which point to Documentation/admin-guide/reporting-bugs.rst point to Documentation/admin-guide/reporting-issues.rst instead. That document is brand new and as of now is not completely finished. But even at this stage it's a lot more helpful and accurate than reporting-bugs.rst. Hence also add a note to reporting-bugs.rst, telling people they're better off reading reporting-issues.rst instead. reporting-bugs.rst is scheduled for removal once reporting-issues.rst is considered ready. Signed-off-by: Thorsten Leemhuis <linux@leemhuis.info> Link: https://lore.kernel.org/r/3df7c2d16de112b47bb6e6158138608e78562bf5.1607063223.git.linux@leemhuis.info Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08docs: Add a new text describing how to report bugsThorsten Leemhuis2-0/+1632
Add a mostly finished document describing how to report issues with the Linux kernel to its developers. It is designed to be a lot more straight forward and easier to follow than the current text about this (Documentation/admin-guide/reporting-bugs.rst); at the same time the new text should be more helpful for people unfamiliar with the topic, as it provides a lot more details, too. The main work on the text is done, but some polishing is still needed. The text also needs to be reviewed by more people and a few issues still might need some discussion. To make these tasks easier, it was decided ([1]) to add this document to the kernel sources in parallel to the existing text; the latter will be removed once this text is considered good enough(tm). This document is quite long and provides a lot of details, but was carefully crafted to make sure it's can also serve people that are in a hurry. That's mainly achieved by having a TDLR and a step-by-step guide, which should be good enough for quite a lot of people. Everybody that wants or need more explanations can find them in a reference section, which describes all the needed steps in detail. Thanks to this structure the text can work for kernel developers that just need to look something up, experienced FLOSS contributors that are unfamiliar with the kernel's bug reporting workflow, and users reporting something upstream for the first time. The text is thus a bit like the kernel itself, which works well for embedded machines, a typical desktop PC, cloud servers, and HPC. The document was written in the hope it will improve the quality of the bug reports, especially those that come from people unfamiliar with how Linux kernel development works. Sadly quite a few reports from this group are currently of poor quality and/or get submitted to the wrong place. Part of the problem is the old reporting-bugs document, as it makes its essence hard to grasp; it's and also inaccurate and slightly outdated in a few spots. Due to this quite a few valid reports are ignored in the end, which is annoying for those that compiled them and bad for the kernel's quality. The document near the top points out that it's still unfinished, but nevertheless ready for consumption. Those few areas in the text that might need some further discussion contain a note pointing this out. Besides lack of review from core developers there is only one major issue left: the section 'Decode failure message' is known to be outdated: it's waiting for someone familiar with the topic to write something up or give at least provide some hints and pointers what to write there. The new document is dual-licensed under GPL-2.0+ or CC-BY-4.0. The latter is way more liberal and makes it attractive to use this text as a base when writing about this topic on websites or in books. This hopefully increases the chances that such texts are accurate and stick to official way of doing things. [1] https://lkml.kernel.org/r/20201118172958.5b014a44@lwn.net Signed-off-by: Thorsten Leemhuis <linux@leemhuis.info> CC: Thomas Gleixner <tglx@linutronix.de> CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org> CC: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/e2db808f954744b79f10937a923d9c99bdca1fca.1607063223.git.linux@leemhuis.info Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08Documentation: fix multiple typos found in the admin-guide subdirectoryAndrew Klychkov24-35/+35
Fix thirty five typos in dm-integrity.rst, dm-raid.rst, dm-zoned.rst, verity.rst, writecache.rst, tsx_async_abort.rst, md.rst, bttv.rst, dvb_references.rst, frontend-cardlist.rst, gspca-cardlist.rst, ipu3.rst, remote-controller.rst, mm/index.rst, numaperf.rst, userfaultfd.rst, module-signing.rst, imx-ddr.rst, intel-speed-select.rst, intel_pstate.rst, ramoops.rst, abi.rst, kernel.rst, vm.rst Signed-off-by: Andrew Klychkov <andrew.a.klychkov@gmail.com> Link: https://lore.kernel.org/r/20201204072848.GA49895@spblnx124.lan Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08Documentation: fix typos found in admin-guide subdirectoryAndrew Klychkov8-12/+12
Fixed twelve typos in cppc_sysfs.rst, binderfs.rst, paride.rst, zram.rst, bug-hunting.rst, introduction.rst, usage.rst, dm-crypt.rst Signed-off-by: Andrew Klychkov <andrew.a.klychkov@gmail.com> Reviewed-by: Jonathan Corbet <corbet@lwn.net> Reviewed-by: Randy Dunlap <rdunlap@infradead.org> Link: https://lore.kernel.org/r/20201204070235.GA48631@spblnx124.lan Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08kernel-doc: Fix example in Nested structs/unionsBen Widawsky1-3/+3
Add missing ';' as well as fixes the indent for the first struct. Signed-off-by: Ben Widawsky <ben.widawsky@intel.com> Link: https://lore.kernel.org/r/20201207210027.1049346-1-ben.widawsky@intel.com Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08docs: clean up sysctl/kernel: titles, versionStephen Kitt1-7/+7
This cleans up a few titles with extra colons, and removes the reference to kernel 2.2. The docs don't yet cover *all* of 5.10 or 5.11, but I think they're close enough. Most entries are documented, and have been checked against current kernels. Signed-off-by: Stephen Kitt <steve@sk2.org> Link: https://lore.kernel.org/r/20201208074922.30359-1-steve@sk2.org Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08docs: trace: fix event state structure nameArtem Bityutskiy1-5/+5
The documentation refers to a non-existent 'struct synth_trace_state' structure. The correct name is 'struct synth_event_trace_state'. In other words, this patch is a mechanical substitution: s/synth_trace_state/synth_event_trace_state/g Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Reviewed-by: Tom Zanussi <zanussi@kernel.org> Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Link: https://lore.kernel.org/r/20201104122113.322452-1-dedekind1@gmail.com Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-12-08Merge branch 'for-next/iommu/vt-d' into for-next/iommu/coreWill Deacon1-5/+0
Intel VT-D updates for 5.11. The main thing here is converting the code over to the iommu-dma API, which required some improvements to the core code to preserve existing functionality. * for-next/iommu/vt-d: iommu/vt-d: Avoid GFP_ATOMIC where it is not needed iommu/vt-d: Remove set but not used variable iommu/vt-d: Cleanup after converting to dma-iommu ops iommu/vt-d: Convert intel iommu driver to the iommu ops iommu/vt-d: Update domain geometry in iommu_ops.at(de)tach_dev iommu: Add quirk for Intel graphic devices in map_sg iommu: Allow the dma-iommu api to use bounce buffers iommu: Add iommu_dma_free_cpu_cached_iovas() iommu: Handle freelists when using deferred flushing in iommu drivers iommu/vt-d: include conditionally on CONFIG_INTEL_IOMMU_SVM
2020-12-08Merge branch 'for-next/iommu/default-domains' into for-next/iommu/coreWill Deacon1-0/+30
Support for changing the default domain type for singleton IOMMU groups via sysfs when the constituent device is not already bound to a device driver. * for-next/iommu/default-domains: iommu: Fix htmldocs warnings in sysfs-kernel-iommu_groups iommu: Document usage of "/sys/kernel/iommu_groups/<grp_id>/type" file iommu: Take lock before reading iommu group default domain type iommu: Add support to change default domain of an iommu group iommu: Move def_domain type check for untrusted device into core
2020-12-08dt-bindings: pci: qcom: Document PCIe bindings for SM8250 SoCManivannan Sadhasivam1-2/+4
Document the PCIe DT bindings for SM8250 SoC. The PCIe IP is similar to the one used on SDM845, hence just add the compatible along with the optional "atu" register region. Link: https://lore.kernel.org/r/20201208121402.178011-2-mani@kernel.org Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Acked-by: Rob Herring <robh@kernel.org>
2020-12-08Merge branch 'for-next/iommu/arm-smmu' into for-next/iommu/coreWill Deacon1-2/+7
Arm SMMU updates for 5.11, including support for the SMMU integrated into the Adreno GPU as well as workarounds for the broken firmware implementation in the DB845c SoC from Qualcomm. * for-next/iommu/arm-smmu: iommu: arm-smmu-impl: Add a space before open parenthesis iommu: arm-smmu-impl: Use table to list QCOM implementations iommu/arm-smmu: Move non-strict mode to use io_pgtable_domain_attr iommu/arm-smmu: Add support for pagetable config domain attribute iommu/io-pgtable-arm: Add support to use system cache iommu/io-pgtable: Add a domain attribute for pagetable configuration dt-bindings: arm-smmu: Add compatible string for Adreno GPU SMMU iommu/arm-smmu: Add a way for implementations to influence SCTLR iommu/arm-smmu-qcom: Add implementation for the adreno GPU SMMU iommu/arm-smmu-v3: Assign boolean values to a bool variable iommu/arm-smmu: Use new devm_krealloc() iommu/arm-smmu-qcom: Implement S2CR quirk iommu/arm-smmu-qcom: Read back stream mappings iommu/arm-smmu: Allow implementation specific write_s2cr