Commit Graph

58349 Commits

Author SHA1 Message Date
Giovanni Cabiddu
5ee52118ac crypto: qat - expose device state through sysfs for 4xxx
Expose the device state through an attribute in sysfs and allow to
change it. This is to stop and shutdown a QAT device in order to change
its configuration.

The state attribute has been added to a newly created `qat` attribute
group which will contain all _QAT specific_ attributes.

The logic that implements the sysfs entries is part of a new file,
adf_sysfs.c. This exposes an entry point to allow the driver to create
attributes.

The function that creates the sysfs attributes is called from the probe
function of the driver and not in the state machine init function to
allow the change of states even if the device is in the down state.

In order to restore the device configuration between a transition from
down to up, the function that configures the devices has been abstracted
into the HW data structure.

The `state` attribute is only exposed for qat_4xxx devices.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Co-developed-by: Tomasz Kowallik <tomaszx.kowalik@intel.com>
Signed-off-by: Tomasz Kowallik <tomaszx.kowalik@intel.com>
Reviewed-by: Adam Guerin <adam.guerin@intel.com>
Reviewed-by: Fiona Trahe <fiona.trahe@intel.com>
Reviewed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Reviewed-by: Vladis Dronov <vdronov@redhat.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2022-07-08 15:15:59 +08:00
Nathan Huckleberry
6b2a51ff03 fscrypt: Add HCTR2 support for filename encryption
HCTR2 is a tweakable, length-preserving encryption mode that is intended
for use on CPUs with dedicated crypto instructions.  HCTR2 has the
property that a bitflip in the plaintext changes the entire ciphertext.
This property fixes a known weakness with filename encryption: when two
filenames in the same directory share a prefix of >= 16 bytes, with
AES-CTS-CBC their encrypted filenames share a common substring, leaking
information.  HCTR2 does not have this problem.

More information on HCTR2 can be found here: "Length-preserving
encryption with HCTR2": https://eprint.iacr.org/2021/1441.pdf

Signed-off-by: Nathan Huckleberry <nhuck@google.com>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Acked-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2022-06-10 16:40:18 +08:00
Linus Torvalds
e17fee8976 A single featurelet for delay accounting. Delayed a bit
because,unusually, it has dependencies on both the mm-stable and
 mm-nonmm-stable queues.
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Merge tag 'mm-nonmm-stable-2022-06-05' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull delay-accounting update from Andrew Morton:
 "A single featurette for delay accounting.

  Delayed a bit because, unusually, it had dependencies on both the
  mm-stable and mm-nonmm-stable queues"

* tag 'mm-nonmm-stable-2022-06-05' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  delayacct: track delays from write-protect copy
2022-06-05 16:58:27 -07:00
Linus Torvalds
c049ecc523 Clockevent/clocksource updates:
- Device tree bindings for MT8186
 
    - Tell the kernel that the RISC-V SBI timer stops in deeper power states
 
    - Make device tree parsing in sp804 more robust
 
    - Dead code removal and tiny fixes here and there
 
    - Add the missing SPDX identifiers
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Merge tag 'timers-core-2022-06-05' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull clockevent/clocksource updates from Thomas Gleixner:

 - Device tree bindings for MT8186

 - Tell the kernel that the RISC-V SBI timer stops in deeper power
   states

 - Make device tree parsing in sp804 more robust

 - Dead code removal and tiny fixes here and there

 - Add the missing SPDX identifiers

* tag 'timers-core-2022-06-05' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  clocksource/drivers/oxnas-rps: Fix irq_of_parse_and_map() return value
  clocksource/drivers/timer-ti-dm: Remove unnecessary NULL check
  clocksource/drivers/timer-sun5i: Convert to SPDX identifier
  clocksource/drivers/timer-sun4i: Convert to SPDX identifier
  clocksource/drivers/pistachio: Convert to SPDX identifier
  clocksource/drivers/orion: Convert to SPDX identifier
  clocksource/drivers/lpc32xx: Convert to SPDX identifier
  clocksource/drivers/digicolor: Convert to SPDX identifier
  clocksource/drivers/armada-370-xp: Convert to SPDX identifier
  clocksource/drivers/mips-gic-timer: Convert to SPDX identifier
  clocksource/drivers/jcore: Convert to SPDX identifier
  clocksource/drivers/bcm_kona: Convert to SPDX identifier
  clocksource/drivers/sp804: Avoid error on multiple instances
  clocksource/drivers/riscv: Events are stopped during CPU suspend
  clocksource/drivers/ixp4xx: Drop boardfile probe path
  dt-bindings: timer: Add compatible for Mediatek MT8186
2022-06-05 10:47:06 -07:00
Linus Torvalds
2981436374 hte: New subsystem for v5.19-rc1
This contains the new HTE subsystem that has been in the works for a
 couple of months now. The infrastructure provided allows for drivers to
 register as hardware timestamp providers, while consumers will be able
 to request events that they are interested in (such as GPIOs and IRQs)
 to be timestamped by the hardware providers.
 
 Note that this currently supports only one provider, but there seems to
 be enough interest in this functionality and we expect to see more
 drivers added once this is merged.
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Merge tag 'hte/for-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux

Pull hardware timestamping subsystem from Thierry Reding:
 "This contains the new HTE (hardware timestamping engine) subsystem
  that has been in the works for a couple of months now.

  The infrastructure provided allows for drivers to register as hardware
  timestamp providers, while consumers will be able to request events
  that they are interested in (such as GPIOs and IRQs) to be timestamped
  by the hardware providers.

  Note that this currently supports only one provider, but there seems
  to be enough interest in this functionality and we expect to see more
  drivers added once this is merged"

[ Linus Walleij mentions the Intel PMC in the Elkhart and Tiger Lake
  platforms as another future timestamp provider ]

* tag 'hte/for-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  dt-bindings: timestamp: Correct id path
  dt-bindings: Renamed hte directory to timestamp
  hte: Uninitialized variable in hte_ts_get()
  hte: Fix off by one in hte_push_ts_ns()
  hte: Fix possible use-after-free in tegra_hte_test_remove()
  hte: Remove unused including <linux/version.h>
  MAINTAINERS: Add HTE Subsystem
  hte: Add Tegra HTE test driver
  tools: gpio: Add new hardware clock type
  gpiolib: cdev: Add hardware timestamp clock type
  gpio: tegra186: Add HTE support
  gpiolib: Add HTE support
  dt-bindings: Add HTE bindings
  hte: Add Tegra194 HTE kernel provider
  drivers: Add hardware timestamp engine (HTE) subsystem
  Documentation: Add HTE subsystem guide
2022-06-05 09:12:28 -07:00
Linus Torvalds
77d4d3609c regulator: Fix for v5.19
One fix that came in during the merge window, fixing an error in
 the examples in the DT binding documentation for mt6315.
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Merge tag 'regulator-fix-v5.19-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator fix from Mark Brown:
 "One fix that came in during the merge window, fixing an error in the
  examples in the DT binding documentation for mt6315"

* tag 'regulator-fix-v5.19-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
  regulator: mt6315-regulator: fix invalid allowed mode
2022-06-03 19:57:25 -07:00
Linus Torvalds
a01fe7ec42 Devicetree fixes for v5.19-rc:
- Fixes for unevaluatedProperties warnings. These were missed to due to
   a bug in dtschema which is now fixed. The changes involve either
   adding missing properties or removing spurious properties from
   examples.
 
 - Update several Qualcomm binding maintainer email addresses
 
 - Fix typo in imx8mp-media-blk-ctrl example
 
 - Fix fixed string pattern in qcom,smd
 
 - Correct the order of 'reg' entries in Xilinx PCI binding
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Merge tag 'devicetree-fixes-for-5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree fixes from Rob Herring:

 - Fixes for unevaluatedProperties warnings.

   These were missed to due to a bug in dtschema which is now fixed. The
   changes involve either adding missing properties or removing spurious
   properties from examples.

 - Update several Qualcomm binding maintainer email addresses

 - Fix typo in imx8mp-media-blk-ctrl example

 - Fix fixed string pattern in qcom,smd

 - Correct the order of 'reg' entries in Xilinx PCI binding

* tag 'devicetree-fixes-for-5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  dt-bindings: mtd: spi-nand: Add spi-peripheral-props.yaml reference
  dt-bindings: memory-controllers: ingenic: Split out child node properties
  dt-bindings: net/dsa: Add spi-peripheral-props.yaml references
  dt-bindings: PCI: apple: Add missing 'power-domains' property
  dt-bindings: Update Sibi Sankar's email address
  dt-bindings: clock: Update my email address
  dt-bindings: PCI: xilinx-cpm: Fix reg property order
  dt-bindings: net: Fix unevaluatedProperties warnings in examples
  dt-bindings: PCI: socionext,uniphier-pcie: Add missing child interrupt controller
  dt-bindings: usb: snps,dwc3: Add missing 'dma-coherent' property
  dt-bindings: soc: imx8mp-media-blk-ctrl: Fix DT example
  dt-bindings: soc: qcom,smd: do not use pattern for simple rpm-requests string
2022-06-03 14:24:44 -07:00
Linus Torvalds
c6f2f3e2c8 Add partial Loongarch architecture code
This is the majority of the loongarch architecture code, including
 the final system call interface and all core functionality.
 
 It still misses three sets of peripheral but vital patches to add
 support for other subsystems, which have yet to pass review:
 
  - The drivers/firmware/efi stub for booting from a standard UEFI
    firmware implementation. Both the original custom boot interface
    and a draft implementation of the EFI stub did not make it, so
    it is currently impossible to boot the kernel, until the
    loongarch specific portions get accepted into the UEFI subsystem
 
  - The drivers/irqchip/irq-loongson-*.c drivers are shared with the
    the MIPS port, but currently lack support for ACPI based booting,
    which will get merged through the irqchip subsystem.
 
  - Similarly, the drivers/pci/controller/pci-loongson.c needs to be
    modified for ACPI support, which will be merged through the
    PCI subsystem.
 
 While the port cannot actually be used before all the above are
 merged, having it in 5.19 helps to establish the user space ABI
 for the libc ports to build on, and to help any treewide changes
 in the mainline kernel get applied here as well. A gcc-12 based
 tool chains for build testing is now included in
 https://mirrors.edge.kernel.org/pub/tools/crosstool/.
 
 Original description from Huacai Chen at
 https://lore.kernel.org/lkml/20220603072053.35005-1-chenhuacai@loongson.cn/:
 
  "LoongArch is a new RISC ISA, which is a bit like MIPS or RISC-V.
   LoongArch includes a reduced 32-bit version (LA32R), a standard 32-bit
   version (LA32S) and a 64-bit version (LA64). LoongArch use ACPI as its
   boot protocol LoongArch-specific interrupt controllers (similar to APIC)
   are already added in the next revision of ACPI Specification (current
   revision is 6.4).
 
   This patchset is adding basic LoongArch support in mainline kernel, we
   can see a complete snapshot here:
   https://github.com/loongson/linux/tree/loongarch-next
   https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git/log/?h=loongarch-next
 
   Cross-compile tool chain to build kernel:
   https://github.com/loongson/build-tools/releases/download/2021.12.21/loongarch64-clfs-2022-03-03-cross-tools-gcc-glibc.tar.xz
 
   A CLFS-based Linux distro:
   https://github.com/loongson/build-tools/releases/download/2021.12.21/loongarch64-clfs-system-2022-03-03.tar.bz2
 
   Open-source tool chain which is under review (Binutils and Gcc are already upstream):
   https://github.com/loongson/binutils-gdb/tree/upstream_v3.1
   https://github.com/loongson/gcc/tree/loongarch_upstream_v6.3
   https://github.com/loongson/glibc/tree/loongarch_2_35_dev_v2.2
 
   Loongson and LoongArch documentations:
   https://github.com/loongson/LoongArch-Documentation
 
   LoongArch-specific interrupt controllers:
   https://mantis.uefi.org/mantis/view.php?id=2203
   https://mantis.uefi.org/mantis/view.php?id=2313"
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Merge tag 'loongarch-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic

Pull initial Loongarch architecture code from Arnd Bergmann:
 "This is the majority of the loongarch architecture code, including the
  final system call interface and all core functionality.

  It still misses three sets of peripheral but vital patches to add
  support for other subsystems, which have yet to pass review:

   - The drivers/firmware/efi stub for booting from a standard UEFI
     firmware implementation. Both the original custom boot interface
     and a draft implementation of the EFI stub did not make it, so it
     is currently impossible to boot the kernel, until the loongarch
     specific portions get accepted into the UEFI subsystem

   - The drivers/irqchip/irq-loongson-*.c drivers are shared with the
     the MIPS port, but currently lack support for ACPI based booting,
     which will get merged through the irqchip subsystem.

   - Similarly, the drivers/pci/controller/pci-loongson.c needs to be
     modified for ACPI support, which will be merged through the PCI
     subsystem.

  While the port cannot actually be used before all the above are
  merged, having it in 5.19 helps to establish the user space ABI for
  the libc ports to build on, and to help any treewide changes in the
  mainline kernel get applied here as well.

  A gcc-12 based tool chains for build testing is now included in

    https://mirrors.edge.kernel.org/pub/tools/crosstool/"

Original description from Huacai Chen:
 "LoongArch is a new RISC ISA, which is a bit like MIPS or RISC-V.
  LoongArch includes a reduced 32-bit version (LA32R), a standard 32-bit
  version (LA32S) and a 64-bit version (LA64). LoongArch use ACPI as its
  boot protocol LoongArch-specific interrupt controllers (similar to APIC)
  are already added in the next revision of ACPI Specification (current
  revision is 6.4).

  This patchset is adding basic LoongArch support in mainline kernel, we
  can see a complete snapshot here:

    https://github.com/loongson/linux/tree/loongarch-next
    https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git/log/?h=loongarch-next

  Cross-compile tool chain to build kernel:

    https://github.com/loongson/build-tools/releases/download/2021.12.21/loongarch64-clfs-2022-03-03-cross-tools-gcc-glibc.tar.xz

  A CLFS-based Linux distro:

    https://github.com/loongson/build-tools/releases/download/2021.12.21/loongarch64-clfs-system-2022-03-03.tar.bz2

  Open-source tool chain which is under review (Binutils and Gcc are already upstream):

    https://github.com/loongson/binutils-gdb/tree/upstream_v3.1
    https://github.com/loongson/gcc/tree/loongarch_upstream_v6.3
    https://github.com/loongson/glibc/tree/loongarch_2_35_dev_v2.2

  Loongson and LoongArch documentations:

    https://github.com/loongson/LoongArch-Documentation

  LoongArch-specific interrupt controllers:

    https://mantis.uefi.org/mantis/view.php?id=2203
    https://mantis.uefi.org/mantis/view.php?id=2313"

Link: https://lore.kernel.org/lkml/20220603072053.35005-1-chenhuacai@loongson.cn/

* tag 'loongarch-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic: (24 commits)
  MAINTAINERS: Add maintainer information for LoongArch
  LoongArch: Add Loongson-3 default config file
  LoongArch: Add Non-Uniform Memory Access (NUMA) support
  LoongArch: Add multi-processor (SMP) support
  LoongArch: Add VDSO and VSYSCALL support
  LoongArch: Add some library functions
  LoongArch: Add misc common routines
  LoongArch: Add ELF and module support
  LoongArch: Add signal handling support
  LoongArch: Add system call support
  LoongArch: Add memory management
  LoongArch: Add process management
  LoongArch: Add exception/interrupt handling
  LoongArch: Add boot and setup routines
  LoongArch: Add other common headers
  LoongArch: Add atomic/locking headers
  LoongArch: Add CPU definition headers
  LoongArch: Add build infrastructure
  LoongArch: Add writecombine support for drm
  LoongArch: Add ELF-related definitions
  ...
2022-06-03 14:09:21 -07:00
Linus Torvalds
f66e797b40 RISC-V Patches for the 5.19 Merge Window, Part 2
This is mostly some DT updates, but also a handful of cleanups and some
 fixes.  The most user-visible of those are:
 
 * A device tree for the Sundance Polarberry, along with a handful of
   fixes and clenups to the PolarFire SOC device trees and bindings.
 * The memfd_secret syscall number is now visible to userspace,
 * Some improvements to the vm layout dump, which really should have
   followed shortly after the sv48 patches but I missed.
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Merge tag 'riscv-for-linus-5.19-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull more RISC-V updates from Palmer Dabbelt:
 "This is mostly some DT updates, but also a handful of cleanups and
  some fixes. The most user-visible of those are:

   - A device tree for the Sundance Polarberry, along with a handful of
     fixes and clenups to the PolarFire SOC device trees and bindings.

   - The memfd_secret syscall number is now visible to userspace,

   - Some improvements to the vm layout dump, which really should have
     followed shortly after the sv48 patches but I missed"

* tag 'riscv-for-linus-5.19-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  riscv: Move alternative length validation into subsection
  riscv: mm: init: make pt_ops_set_[early|late|fixmap] static
  riscv: move errata/ and kvm/ builds to arch/riscv/Kbuild
  RISC-V: Mark IORESOURCE_EXCLUSIVE for reserved mem instead of IORESOURCE_BUSY
  riscv: Wire up memfd_secret in UAPI header
  riscv: Fix irq_work when SMP is disabled
  riscv: Improve virtual kernel memory layout dump
  riscv: Initialize thread pointer before calling C functions
  Documentation: riscv: Add sv48 description to VM layout
  RISC-V: Only default to spinwait on SBI-0.1 and M-mode
  riscv: dts: icicle: sort nodes alphabetically
  riscv: microchip: icicle: readability fixes
  riscv: dts: microchip: add the sundance polarberry
  dt-bindings: riscv: microchip: add polarberry compatible string
  dt-bindings: vendor-prefixes: add Sundance DSP
  riscv: dts: microchip: make the fabric dtsi board specific
  dt-bindings: riscv: microchip: document icicle reference design
  riscv: dts: microchip: remove soc vendor from filenames
  riscv: dts: microchip: move sysctrlr out of soc bus
  riscv: dts: microchip: remove icicle memory clocks
2022-06-03 14:01:43 -07:00
Linus Torvalds
500a434fc5 Driver core changes for 5.19-rc1
Here is the set of driver core changes for 5.19-rc1.
 
 Note, I'm not really happy with this pull request as-is, see below for
 details, but overall this is all good for everything but a small set of
 systems, which we have a fix for already.
 
 Lots of tiny driver core changes and cleanups happened this cycle,
 but the two major things were:
 
 	- firmware_loader reorganization and additions including the
 	  ability to have XZ compressed firmware images and the ability
 	  for userspace to initiate the firmware load when it needs to,
 	  instead of being always initiated by the kernel. FPGA devices
 	  specifically want this ability to have their firmware changed
 	  over the lifetime of the system boot, and this allows them to
 	  work without having to come up with yet-another-custom-uapi
 	  interface for loading firmware for them.
 	- physical location support added to sysfs so that devices that
 	  know this information, can tell userspace where they are
 	  located in a common way.  Some ACPI devices already support
 	  this today, and more bus types should support this in the
 	  future.
 
 Smaller changes included:
 	- driver_override api cleanups and fixes
 	- error path cleanups and fixes
 	- get_abi script fixes
 	- deferred probe timeout changes.
 
 It's that last change that I'm the most worried about.  It has been
 reported to cause boot problems for a number of systems, and I have a
 tested patch series that resolves this issue.  But I didn't get it
 merged into my tree before 5.18-final came out, so it has not gotten any
 linux-next testing.
 
 I'll send the fixup patches (there are 2) as a follow-on series to this
 pull request if you want to take them directly, _OR_ I can just revert
 the probe timeout changes and they can wait for the next -rc1 merge
 cycle.  Given that the fixes are tested, and pretty simple, I'm leaning
 toward that choice.  Sorry this all came at the end of the merge window,
 I should have resolved this all 2 weeks ago, that's my fault as it was
 in the middle of some travel for me.
 
 All have been tested in linux-next for weeks, with no reported issues
 other than the above-mentioned boot time outs.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the set of driver core changes for 5.19-rc1.

  Lots of tiny driver core changes and cleanups happened this cycle, but
  the two major things are:

   - firmware_loader reorganization and additions including the ability
     to have XZ compressed firmware images and the ability for userspace
     to initiate the firmware load when it needs to, instead of being
     always initiated by the kernel. FPGA devices specifically want this
     ability to have their firmware changed over the lifetime of the
     system boot, and this allows them to work without having to come up
     with yet-another-custom-uapi interface for loading firmware for
     them.

   - physical location support added to sysfs so that devices that know
     this information, can tell userspace where they are located in a
     common way. Some ACPI devices already support this today, and more
     bus types should support this in the future.

  Smaller changes include:

   - driver_override api cleanups and fixes

   - error path cleanups and fixes

   - get_abi script fixes

   - deferred probe timeout changes.

  It's that last change that I'm the most worried about. It has been
  reported to cause boot problems for a number of systems, and I have a
  tested patch series that resolves this issue. But I didn't get it
  merged into my tree before 5.18-final came out, so it has not gotten
  any linux-next testing.

  I'll send the fixup patches (there are 2) as a follow-on series to this
  pull request.

  All have been tested in linux-next for weeks, with no reported issues
  other than the above-mentioned boot time-outs"

* tag 'driver-core-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (55 commits)
  driver core: fix deadlock in __device_attach
  kernfs: Separate kernfs_pr_cont_buf and rename_lock.
  topology: Remove unused cpu_cluster_mask()
  driver core: Extend deferred probe timeout on driver registration
  MAINTAINERS: add Russ Weight as a firmware loader maintainer
  driver: base: fix UAF when driver_attach failed
  test_firmware: fix end of loop test in upload_read_show()
  driver core: location: Add "back" as a possible output for panel
  driver core: location: Free struct acpi_pld_info *pld
  driver core: Add "*" wildcard support to driver_async_probe cmdline param
  driver core: location: Check for allocations failure
  arch_topology: Trace the update thermal pressure
  kernfs: Rename kernfs_put_open_node to kernfs_unlink_open_file.
  export: fix string handling of namespace in EXPORT_SYMBOL_NS
  rpmsg: use local 'dev' variable
  rpmsg: Fix calling device_lock() on non-initialized device
  firmware_loader: describe 'module' parameter of firmware_upload_register()
  firmware_loader: Move definitions from sysfs_upload.h to sysfs.h
  firmware_loader: Fix configs for sysfs split
  selftests: firmware: Add firmware upload selftests
  ...
2022-06-03 11:48:47 -07:00
Linus Torvalds
6f9b5ed8ca Char / Misc / Other smaller driver subsystem updates for 5.19-rc1
Here is the large set of char, misc, and other driver subsystem updates
 for 5.19-rc1.  The merge request for this has been delayed as I wanted
 to get lots of linux-next testing due to some late arrivals of changes
 for the habannalabs driver.
 
 Highlights of this merge are:
 	- habanalabs driver updates for new hardware types and fixes and
 	  other updates
 	- IIO driver tree merge which includes loads of new IIO drivers
 	  and cleanups and additions
 	- PHY driver tree merge with new drivers and small updates to
 	  existing ones
 	- interconnect driver tree merge with fixes and updates
 	- soundwire driver tree merge with some small fixes
 	- coresight driver tree merge with small fixes and updates
 	- mhi bus driver tree merge with lots of updates and new device
 	  support
 	- firmware driver updates
 	- fpga driver updates
 	- lkdtm driver updates (with a merge conflict, more on that
 	  below)
 	- extcon driver tree merge with small updates
 	- lots of other tiny driver updates and fixes and cleanups, full
 	  details in the shortlog.
 
 All of these have been in linux-next for almost 2 weeks with no reported
 problems.
 
 Note, there are 3 merge conflicts when merging this with your tree:
 	- MAINTAINERS, should be easy to resolve
 	- drivers/slimbus/qcom-ctrl.c, should be straightforward
 	  resolution
 	- drivers/misc/lkdtm/stackleak.c, not an easy resolution.  This
 	  has been noted in the linux-next tree for a while, and
 	  resolved there, here's a link to the resolution that Stephen
 	  came up with and that Kees says is correct:
 	  	https://lore.kernel.org/r/20220509185344.3fe1a354@canb.auug.org.au
 
 I will be glad to provide a merge point that contains these resolutions
 if that makes things any easier for you.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char / misc / other smaller driver subsystem updates from Greg KH:
 "Here is the large set of char, misc, and other driver subsystem
  updates for 5.19-rc1. The merge request for this has been delayed as I
  wanted to get lots of linux-next testing due to some late arrivals of
  changes for the habannalabs driver.

  Highlights of this merge are:

   - habanalabs driver updates for new hardware types and fixes and
     other updates

   - IIO driver tree merge which includes loads of new IIO drivers and
     cleanups and additions

   - PHY driver tree merge with new drivers and small updates to
     existing ones

   - interconnect driver tree merge with fixes and updates

   - soundwire driver tree merge with some small fixes

   - coresight driver tree merge with small fixes and updates

   - mhi bus driver tree merge with lots of updates and new device
     support

   - firmware driver updates

   - fpga driver updates

   - lkdtm driver updates (with a merge conflict, more on that below)

   - extcon driver tree merge with small updates

   - lots of other tiny driver updates and fixes and cleanups, full
     details in the shortlog.

  All of these have been in linux-next for almost 2 weeks with no
  reported problems"

* tag 'char-misc-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (387 commits)
  habanalabs: use separate structure info for each error collect data
  habanalabs: fix missing handle shift during mmap
  habanalabs: remove hdev from hl_ctx_get args
  habanalabs: do MMU prefetch as deferred work
  habanalabs: order memory manager messages
  habanalabs: return -EFAULT on copy_to_user error
  habanalabs: use NULL for eventfd
  habanalabs: update firmware header
  habanalabs: add support for notification via eventfd
  habanalabs: add topic to memory manager buffer
  habanalabs: handle race in driver fini
  habanalabs: add device memory scrub ability through debugfs
  habanalabs: use unified memory manager for CB flow
  habanalabs: unified memory manager new code for CB flow
  habanalabs/gaudi: set arbitration timeout to a high value
  habanalabs: add put by handle method to memory manager
  habanalabs: hide memory manager page shift
  habanalabs: Add separate poll interval value for protocol
  habanalabs: use get_task_pid() to take PID
  habanalabs: add prefetch flag to the MAP operation
  ...
2022-06-03 11:36:34 -07:00
Linus Torvalds
54c2cc7919 USB / Thunderbolt changes for 5.19-rc1
Here is the "big" set of USB and Thunderbolt driver changes for
 5.18-rc1.  For the most part it's been a quiet development cycle for the
 USB core, but there are the usual "hot spots" of development activity.
 
 Included in here are:
 	- Thunderbolt driver updates:
 		- fixes for devices without displayport adapters
 		- lane bonding support and improvements
 		- other minor changes based on device testing
 	- dwc3 gadget driver changes.  It seems this driver will never
 	  be finished given that the IP core is showing up in zillions
 	  of new devices and each implementation decides to do something
 	  different with it...
 	- uvc gadget driver updates as more devices start to use and
 	  rely on this hardware as well
 	- usb_maxpacket() api changes to remove an unneeded and unused
 	  parameter.
 	- usb-serial driver device id updates and small cleanups
 	- typec cleanups and fixes based on device testing
 	- device tree updates for usb properties
 	- lots of other small fixes and driver updates.
 
 All of these have been in linux-next for weeks with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB / Thunderbolt updates from Greg KH:
 "Here is the "big" set of USB and Thunderbolt driver changes for
  5.18-rc1. For the most part it's been a quiet development cycle for
  the USB core, but there are the usual "hot spots" of development
  activity.

  Included in here are:

   - Thunderbolt driver updates:
       - fixes for devices without displayport adapters
       - lane bonding support and improvements
       - other minor changes based on device testing

   - dwc3 gadget driver changes.

     It seems this driver will never be finished given that the IP core
     is showing up in zillions of new devices and each implementation
     decides to do something different with it...

   - uvc gadget driver updates as more devices start to use and rely on
     this hardware as well

   - usb_maxpacket() api changes to remove an unneeded and unused
     parameter.

   - usb-serial driver device id updates and small cleanups

   - typec cleanups and fixes based on device testing

   - device tree updates for usb properties

   - lots of other small fixes and driver updates.

  All of these have been in linux-next for weeks with no reported
  problems"

* tag 'usb-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (154 commits)
  USB: new quirk for Dell Gen 2 devices
  usb: dwc3: core: Add error log when core soft reset failed
  usb: dwc3: gadget: Move null pinter check to proper place
  usb: hub: Simplify error and success path in port_over_current_notify
  usb: cdns3: allocate TX FIFO size according to composite EP number
  usb: dwc3: Fix ep0 handling when getting reset while doing control transfer
  usb: Probe EHCI, OHCI controllers asynchronously
  usb: isp1760: Fix out-of-bounds array access
  xhci: Don't defer primary roothub registration if there is only one roothub
  USB: serial: option: add Quectel BG95 modem
  USB: serial: pl2303: fix type detection for odd device
  xhci: Allow host runtime PM as default for Intel Alder Lake N xHCI
  xhci: Remove quirk for over 10 year old evaluation hardware
  xhci: prevent U2 link power state if Intel tier policy prevented U1
  xhci: use generic command timer for stop endpoint commands.
  usb: host: xhci-plat: omit shared hcd if either root hub has no ports
  usb: host: xhci-plat: prepare operation w/o shared hcd
  usb: host: xhci-plat: create shared hcd after having added main hcd
  xhci: prepare for operation w/o shared hcd
  xhci: factor out parts of xhci_gen_setup()
  ...
2022-06-03 11:17:49 -07:00
Linus Torvalds
932c2989b5 TTY / Serial driver changes for 5.19-rc1
Here is the big set of tty and serial driver updates for 5.19-rc1.
 
 Lots of tiny cleanups in here, the major stuff is:
 	- termbit cleanups and unification by Ilpo.  A much needed
 	  change that goes a long way to making things simpler for all
 	  of the different arches
 	- tty documentation cleanups and movements to their own place in
 	  the documentation tree
 	- old tty driver cleanups and fixes from Jiri to bring some
 	  existing drivers into the modern world
 	- RS485 cleanups and unifications to make it easier for
 	  individual drivers to support this mode instead of having to
 	  duplicate logic in each driver
 	- Lots of 8250 driver updates and additions
 	- new device id additions
 	- n_gsm continued fixes and cleanups
 	- other minor serial driver updates and cleanups
 
 All of these have been in linux-next for weeks with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty and serial driver updates from Greg KH:
 "Here is the big set of tty and serial driver updates for 5.19-rc1.

  Lots of tiny cleanups in here, the major stuff is:

   - termbit cleanups and unification by Ilpo. A much needed change that
     goes a long way to making things simpler for all of the different
     arches

   - tty documentation cleanups and movements to their own place in the
     documentation tree

   - old tty driver cleanups and fixes from Jiri to bring some existing
     drivers into the modern world

   - RS485 cleanups and unifications to make it easier for individual
     drivers to support this mode instead of having to duplicate logic
     in each driver

   - Lots of 8250 driver updates and additions

   - new device id additions

   - n_gsm continued fixes and cleanups

   - other minor serial driver updates and cleanups

  All of these have been in linux-next for weeks with no reported issues"

* tag 'tty-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (166 commits)
  tty: Rework receive flow control char logic
  pcmcia: synclink_cs: Don't allow CS5-6
  serial: stm32-usart: Correct CSIZE, bits, and parity
  serial: st-asc: Sanitize CSIZE and correct PARENB for CS7
  serial: sifive: Sanitize CSIZE and c_iflag
  serial: sh-sci: Don't allow CS5-6
  serial: txx9: Don't allow CS5-6
  serial: rda-uart: Don't allow CS5-6
  serial: digicolor-usart: Don't allow CS5-6
  serial: uartlite: Fix BRKINT clearing
  serial: cpm_uart: Fix build error without CONFIG_SERIAL_CPM_CONSOLE
  serial: core: Do stop_rx in suspend path for console if console_suspend is disabled
  tty: serial: qcom-geni-serial: Remove uart frequency table. Instead, find suitable frequency with call to clk_round_rate.
  dt-bindings: serial: renesas,em-uart: Add RZ/V2M clock to access the registers
  serial: 8250_fintek: Check SER_RS485_RTS_* only with RS485
  Revert "serial: 8250_mtk: Make sure to select the right FEATURE_SEL"
  serial: msm_serial: disable interrupts in __msm_console_write()
  serial: meson: acquire port->lock in startup()
  serial: 8250_dw: Use dev_err_probe()
  serial: 8250_dw: Use devm_add_action_or_reset()
  ...
2022-06-03 11:08:40 -07:00
Rob Herring
987cf300e7 dt-bindings: mtd: spi-nand: Add spi-peripheral-props.yaml reference
SPI peripheral device bindings need to reference spi-peripheral-props.yaml
in order to use various SPI controller specific properties. Otherwise,
the unevaluatedProperties check will reject any controller specific
properties.

Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Link: https://lore.kernel.org/r/20220525205909.2486153-1-robh@kernel.org
2022-06-03 11:56:27 -05:00
Rob Herring
e1dff7f133 dt-bindings: memory-controllers: ingenic: Split out child node properties
Binding schemas which define child node properties such as memory
controllers with timing properties need a separate schema which can be
referenced from child device schemas. This is necessary for
unevaluatedProperties checks to work properly.

Move the ingenic,nemc child properties to its own file and reference
from ingenic,nand.yaml which describes a child NAND controller.

Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20220525210140.2489866-1-robh@kernel.org
2022-06-03 11:48:25 -05:00
Rob Herring
bbba69ef47 dt-bindings: net/dsa: Add spi-peripheral-props.yaml references
SPI peripheral device bindings need to reference spi-peripheral-props.yaml
in order to use various SPI controller specific properties. Otherwise,
the unevaluatedProperties check will reject any controller specific
properties.

Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220531220122.2412711-1-robh@kernel.org
2022-06-03 11:46:26 -05:00
Huacai Chen
f23b22599f Documentation/zh_CN: Add basic LoongArch documentations
Add some basic documentation (zh_CN version) for LoongArch. LoongArch is
a new RISC ISA, which is a bit like MIPS or RISC-V. LoongArch includes a
reduced 32-bit version (LA32R), a standard 32-bit version (LA32S) and a
64-bit version (LA64).

Reviewed-by: Alex Shi <alexs@kernel.org>
Reviewed-by: Yanteng Si <siyanteng@loongson.cn>
Reviewed-by: Guo Ren <guoren@kernel.org>
Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Co-developed-by: WANG Xuerui <git@xen0n.name>
Signed-off-by: WANG Xuerui <git@xen0n.name>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2022-06-03 20:09:27 +08:00
Huacai Chen
0ea8ce61cb Documentation: LoongArch: Add basic documentations
Add some basic documentation for LoongArch. LoongArch is a new RISC ISA,
which is a bit like MIPS or RISC-V. LoongArch includes a reduced 32-bit
version (LA32R), a standard 32-bit version (LA32S) and a 64-bit version
(LA64).

Tested-by: Bagas Sanjaya <bagasdotme@gmail.com>
Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Co-developed-by: WANG Xuerui <git@xen0n.name>
Signed-off-by: WANG Xuerui <git@xen0n.name>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2022-06-03 20:09:27 +08:00
Linus Torvalds
50fd82b3a9 A handful of late-arriving documentation fixes and the addition of an SVG
tux logo which, I'm assured, we're going to want.
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Merge tag 'docs-5.19-2' of git://git.lwn.net/linux

Pull documentation fixes from Jonathan Corbet:
 "A handful of late-arriving documentation fixes and the addition of an
  SVG tux logo which, I'm assured, we're going to want"

* tag 'docs-5.19-2' of git://git.lwn.net/linux:
  documentation: Format button_dev as a pointer.
  docs: add SVG version of the Linux logo
  docs: move Linux logo into a new `images` folder
  docs: blockdev: change title to match section content
  docs/conf.py: Cope with removal of language=None in Sphinx 5.0.0
2022-06-02 15:36:06 -07:00
Linus Torvalds
09a018176b ARM: SoC changes, part 2
This is the second part of the general SoC updates, containing
 everything that did not make it in the initial pull request,
 or that came in as a bugfix later.
 
  - Devicetree updates for SoCFPGA, ASPEED, AT91 and Rockchip, including
    a new machine using an ASPEED BMC.
 
  - More DT fixes from Krzysztof Kozlowski across platforms
 
  - A new SoC platform for the GXP baseboard management controller,
    used in current server products from HPE.
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Merge tag 'arm-late-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull more ARM SoC updates from Arnd Bergmann:
 "This is the second part of the general SoC updates, containing
  everything that did not make it in the initial pull request, or that
  came in as a bugfix later.

   - Devicetree updates for SoCFPGA, ASPEED, AT91 and Rockchip,
     including a new machine using an ASPEED BMC.

   - More DT fixes from Krzysztof Kozlowski across platforms

   - A new SoC platform for the GXP baseboard management controller,
     used in current server products from HPE"

* tag 'arm-late-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (56 commits)
  ARM: configs: Enable more audio support for i.MX
  tee: optee: Pass a pointer to virt_addr_valid()
  arm64: dts: rockchip: rename Quartz64-A bluetooth gpios
  arm64: dts: rockchip: add clocks property to cru node rk3368
  arm64: dts: rockchip: add clocks property to cru node rk3308
  arm64: dts: rockchip: add clocks to rk356x cru
  ARM: dts: rockchip: add clocks property to cru node rk3228
  ARM: dts: rockchip: add clocks property to cru node rk3036
  ARM: dts: rockchip: add clocks property to cru node rk3066a/rk3188
  ARM: dts: rockchip: add clocks property to cru node rk3288
  ARM: dts: rockchip: Remove "amba" bus nodes from rv1108
  ARM: dts: rockchip: add clocks property to cru node rv1108
  arm64: dts: sprd: use new 'dma-channels' property
  ARM: dts: da850: use new 'dma-channels' property
  ARM: dts: pxa: use new 'dma-channels/requests' properties
  soc: ixp4xx/qmgr: Fix unused match warning
  ARM: ep93xx: Make ts72xx_register_flash() static
  ARM: configs: enable support for Kontron KSwitch D10
  ep93xx: clock: Do not return the address of the freed memory
  arm64: dts: intel: add device tree for n6000
  ...
2022-06-02 15:27:44 -07:00
Linus Torvalds
96479c0980 ARM: multiplatform changes, part 2
The second part of the multiplatform changes now converts the
 Intel/Marvell PXA platform along with the rest. The patches went through
 several rebases before the merge window as bugs were found, so they
 remained separate.
 
 This has to touch a lot of drivers, in particular the touchscreen,
 pcmcia, sound and clk bits, to detach the driver files from the
 platform and board specific header files.
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Merge tag 'arm-multiplatform-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull more ARM multiplatform updates from Arnd Bergmann:
 "The second part of the multiplatform changes now converts the
  Intel/Marvell PXA platform along with the rest. The patches went
  through several rebases before the merge window as bugs were found, so
  they remained separate.

  This has to touch a lot of drivers, in particular the touchscreen,
  pcmcia, sound and clk bits, to detach the driver files from the
  platform and board specific header files"

* tag 'arm-multiplatform-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (48 commits)
  ARM: pxa/mmp: remove traces of plat-pxa
  ARM: pxa: convert to multiplatform
  ARM: pxa/sa1100: move I/O space to PCI_IOBASE
  ARM: pxa: remove support for MTD_XIP
  ARM: pxa: move mach/*.h to mach-pxa/
  ARM: PXA: fix multi-cpu build of xsc3
  ARM: pxa: move plat-pxa to drivers/soc/
  ARM: mmp: rename pxa_register_device
  ARM: mmp: remove tavorevb board support
  ARM: pxa: remove unused mach/bitfield.h
  ARM: pxa: move clk register definitions to driver
  ARM: pxa: move smemc register access from clk to platform
  cpufreq: pxa3: move clk register access to clk driver
  ARM: pxa: remove get_clk_frequency_khz()
  ARM: pxa: pcmcia: move smemc configuration back to arch
  ASoC: pxa: i2s: use normal MMIO accessors
  ASoC: pxa: ac97: use normal MMIO accessors
  ASoC: pxa: use pdev resource for FIFO regs
  Input: wm97xx - get rid of irq_enable method in wm97xx_mach_ops
  Input: wm97xx - switch to using threaded IRQ
  ...
2022-06-02 15:23:54 -07:00
Linus Torvalds
58f9d52ff6 Networking fixes for 5.19-rc1, including fixes from bpf, and netfilter.
Current release - new code bugs:
 
  - af_packet: make sure to pull the MAC header, avoid skb panic in GSO
 
  - ptp_clockmatrix: fix inverted logic in is_single_shot()
 
  - netfilter: flowtable: fix missing FLOWI_FLAG_ANYSRC flag
 
  - dt-bindings: net: adin: fix adi,phy-output-clock description syntax
 
  - wifi: iwlwifi: pcie: rename CAUSE macro, avoid MIPS build warning
 
 Previous releases - regressions:
 
  - Revert "net: af_key: add check for pfkey_broadcast in function
    pfkey_process"
 
  - tcp: fix tcp_mtup_probe_success vs wrong snd_cwnd
 
  - nf_tables: disallow non-stateful expression in sets earlier
 
  - nft_limit: clone packet limits' cost value
 
  - nf_tables: double hook unregistration in netns path
 
  - ping6: fix ping -6 with interface name
 
 Previous releases - always broken:
 
  - sched: fix memory barriers to prevent skbs from getting stuck
    in lockless qdiscs
 
  - neigh: set lower cap for neigh_managed_work rearming, avoid
    constantly scheduling the probe work
 
  - bpf: fix probe read error on big endian in ___bpf_prog_run()
 
  - amt: memory leak and error handling fixes
 
 Misc:
 
  - ipv6: expand & rename accept_unsolicited_na to accept_untracked_na
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from bpf and netfilter.

  Current release - new code bugs:

   - af_packet: make sure to pull the MAC header, avoid skb panic in GSO

   - ptp_clockmatrix: fix inverted logic in is_single_shot()

   - netfilter: flowtable: fix missing FLOWI_FLAG_ANYSRC flag

   - dt-bindings: net: adin: fix adi,phy-output-clock description syntax

   - wifi: iwlwifi: pcie: rename CAUSE macro, avoid MIPS build warning

  Previous releases - regressions:

   - Revert "net: af_key: add check for pfkey_broadcast in function
     pfkey_process"

   - tcp: fix tcp_mtup_probe_success vs wrong snd_cwnd

   - nf_tables: disallow non-stateful expression in sets earlier

   - nft_limit: clone packet limits' cost value

   - nf_tables: double hook unregistration in netns path

   - ping6: fix ping -6 with interface name

  Previous releases - always broken:

   - sched: fix memory barriers to prevent skbs from getting stuck in
     lockless qdiscs

   - neigh: set lower cap for neigh_managed_work rearming, avoid
     constantly scheduling the probe work

   - bpf: fix probe read error on big endian in ___bpf_prog_run()

   - amt: memory leak and error handling fixes

  Misc:

   - ipv6: expand & rename accept_unsolicited_na to accept_untracked_na"

* tag 'net-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (80 commits)
  net/af_packet: make sure to pull mac header
  net: add debug info to __skb_pull()
  net: CONFIG_DEBUG_NET depends on CONFIG_NET
  stmmac: intel: Add RPL-P PCI ID
  net: stmmac: use dev_err_probe() for reporting mdio bus registration failure
  tipc: check attribute length for bearer name
  ice: fix access-beyond-end in the switch code
  nfp: remove padding in nfp_nfdk_tx_desc
  ax25: Fix ax25 session cleanup problems
  net: usb: qmi_wwan: Add support for Cinterion MV31 with new baseline
  sfc/siena: fix wrong tx channel offset with efx_separate_tx_channels
  sfc/siena: fix considering that all channels have TX queues
  socket: Don't use u8 type in uapi socket.h
  net/sched: act_api: fix error code in tcf_ct_flow_table_fill_tuple_ipv6()
  net: ping6: Fix ping -6 with interface name
  macsec: fix UAF bug for real_dev
  octeontx2-af: fix error code in is_valid_offset()
  wifi: mac80211: fix use-after-free in chanctx code
  bonding: guard ns_targets by CONFIG_IPV6
  tcp: tcp_rtx_synack() can be called from process context
  ...
2022-06-02 12:50:16 -07:00
Rob Herring
fe3f70eec4 dt-bindings: PCI: apple: Add missing 'power-domains' property
The 'unevaluatedProperties' schema checks is not fully working and doesn't
catch some cases where there's a $ref to another schema. A fix is pending,
but results in new warnings in examples.

The Apple PCIe host schema is missing 'power-domains' in the schema.
The example has 3 power domains. However, this is wrong too as actual
dts files have a single power domain and Sven confirmed 1 is correct.

Cc: Sven Peter <sven@svenpeter.dev>
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Sven Peter <sven@svenpeter.dev>
Link: https://lore.kernel.org/r/20220531215815.2408477-1-robh@kernel.org
2022-06-02 10:08:47 -05:00
Sibi Sankar
f5f1a977fe dt-bindings: Update Sibi Sankar's email address
Update email address to the quicinc.com domain.

Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1654130923-18722-1-git-send-email-quic_sibis@quicinc.com
2022-06-02 09:42:02 -05:00
Jeffrey Hugo
304e4d53dd dt-bindings: clock: Update my email address
Update my email address from the defunct codeaurora.org domain to the
current quicinc.com domain.

Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1654118992-4026-1-git-send-email-quic_jhugo@quicinc.com
2022-06-02 09:39:52 -05:00
Dipen Patel
5dad4eccd2 dt-bindings: timestamp: Correct id path
During the repository renaming from hte to timestamp, $id path was not
updated accordingly. This patch corrects $id path.

Fixes: af583852d2 ("dt-bindings: Renamed hte directory to timestamp")
Signed-off-by: Dipen Patel <dipenp@nvidia.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2022-06-02 15:56:59 +02:00
Alexandre Ghiti
9d19f2b525
Documentation: riscv: Add sv48 description to VM layout
sv48 was just introduced, so add its virtual memory layout to the
documentation.

Signed-off-by: Alexandre Ghiti <alexandre.ghiti@canonical.com>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-06-01 20:38:34 -07:00
Yang Yang
662ce1dc9c delayacct: track delays from write-protect copy
Delay accounting does not track the delay of write-protect copy.  When
tasks trigger many write-protect copys(include COW and unsharing of
anonymous pages[1]), it may spend a amount of time waiting for them.  To
get the delay of tasks in write-protect copy, could help users to evaluate
the impact of using KSM or fork() or GUP.

Also update tools/accounting/getdelays.c:

    / # ./getdelays -dl -p 231
    print delayacct stats ON
    listen forever
    PID     231

    CPU             count     real total  virtual total    delay total  delay average
                     6247     1859000000     2154070021     1674255063          0.268ms
    IO              count    delay total  delay average
                        0              0              0ms
    SWAP            count    delay total  delay average
                        0              0              0ms
    RECLAIM         count    delay total  delay average
                        0              0              0ms
    THRASHING       count    delay total  delay average
                        0              0              0ms
    COMPACT         count    delay total  delay average
                        3          72758              0ms
    WPCOPY          count    delay total  delay average
                     3635      271567604              0ms

[1] commit 31cc5bc4af70("mm: support GUP-triggered unsharing of anonymous pages")

Link: https://lkml.kernel.org/r/20220409014342.2505532-1-yang.yang29@zte.com.cn
Signed-off-by: Yang Yang <yang.yang29@zte.com.cn>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Jiang Xuexin <jiang.xuexin@zte.com.cn>
Reviewed-by: Ran Xiaokai <ran.xiaokai@zte.com.cn>
Reviewed-by: wangyong <wang.yong12@zte.com.cn>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Balbir Singh <bsingharora@gmail.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2022-06-01 15:55:25 -07:00
Conor Dooley
b847d32ae7
dt-bindings: riscv: microchip: add polarberry compatible string
Add a binding for the Sundance Polarberry board.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20220509142610.128590-8-conor.dooley@microchip.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-06-01 15:28:23 -07:00
Conor Dooley
83b8b2a464
dt-bindings: vendor-prefixes: add Sundance DSP
Sundance DSP Inc. (https://www.sundancedsp.com/) is a supplier of
high-performance DSP and FPGA processor boards and I/O modules.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20220509142610.128590-7-conor.dooley@microchip.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-06-01 15:28:17 -07:00
Conor Dooley
e8c81d649a
dt-bindings: riscv: microchip: document icicle reference design
Add a compatible for the icicle kit's reference design. This represents
the FPGA fabric's contents & is versioned to denote which release of the
reference design it applies to.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220509142610.128590-5-conor.dooley@microchip.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-06-01 15:28:05 -07:00
Linus Torvalds
54eb8462f2 RTC for 5.19
New driver:
  - Renesas RZN1 rtc
 
 Drivers:
  - sun6i: Add nvmem support
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Merge tag 'rtc-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux

Pull RTC updates from Alexandre Belloni:
 "A new driver represents the bulk of the changes and then we get the
  usual small fixes.

  New driver:

   - Renesas RZN1 rtc

  Drivers:

   - sun6i: Add nvmem support"

* tag 'rtc-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux:
  rtc: mxc: Silence a clang warning
  rtc: rzn1: Fix a variable type
  rtc: rzn1: Fix error code in probe
  rtc: rzn1: Avoid mixing variables
  rtc: ftrtc010: Fix error handling in ftrtc010_rtc_probe
  rtc: mt6397: check return value after calling platform_get_resource()
  rtc: rzn1: fix platform_no_drv_owner.cocci warning
  rtc: gamecube: Add missing iounmap in gamecube_rtc_read_offset_from_sram
  rtc: meson: Fix email address in MODULE_AUTHOR
  rtc: simplify the return expression of rx8025_set_offset()
  rtc: pcf85063: Add a compatible entry for pca85073a
  dt-binding: pcf85063: Add an entry for pca85073a
  MAINTAINERS: Add myself as maintainer of the RZN1 RTC driver
  rtc: rzn1: Add oscillator offset support
  rtc: rzn1: Add alarm support
  rtc: rzn1: Add new RTC driver
  dt-bindings: rtc: rzn1: Describe the RZN1 RTC
  rtc: sun6i: Add NVMEM provider
2022-06-01 14:48:13 -07:00
Linus Torvalds
55fe921790 I3C for 5.19
Subsystem:
  - yaml conversion of the DT bindings
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Merge tag 'i3c/for-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux

Pull i3c updates from Alexandre Belloni:
 "Only clean ups and no functional change this cycle. A couple of yaml
  conversions of the DT bindings, and a couple of code cleanups"

* tag 'i3c/for-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux:
  MAINTAINERS: rectify entries for some i3c drivers after dt conversion
  i3c: master: svc: fix returnvar.cocci warning
  i3c/master: simplify the return expression of i3c_hci_remove()
  dt-bindings: i3c: Convert snps,dw-i3c-master to DT schema
  dt-bindings: i3c: Convert cdns,i3c-master to DT schema
2022-06-01 14:44:01 -07:00
Linus Torvalds
96752be4d7 linux-watchdog 5.19-rc1 tag
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Merge tag 'linux-watchdog-5.19-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - Add MediaTek MT8186 support

 - Add Mediatek MT7986 reset-controller support

 - Add i.MX93 support

 - Add watchdog driver for Sunplus SP7021

 - Add SC8180X and SC8280XP compatibles

 - Add Renesas RZ/N1 Watchdog driver and support for RZ/N1

 - rzg2l_wdt improvements and fixes

 - Several other improvements and fixes

* tag 'linux-watchdog-5.19-rc1' of git://www.linux-watchdog.org/linux-watchdog: (38 commits)
  watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe
  dt-bindings: watchdog: renesas,wdt: R-Car V3U is R-Car Gen4
  watchdog: Add Renesas RZ/N1 Watchdog driver
  dt-bindings: watchdog: renesas,wdt: Add support for RZ/N1
  watchdog: wdat_wdt: Stop watchdog when uninstalling module
  watchdog: wdat_wdt: Stop watchdog when rebooting the system
  watchdog: wdat_wdt: Using the existing function to check parameter timeout
  dt-bindings: watchdog: da9062: add watchdog timeout mode
  dt-bindings: watchdog: renesas,wdt: Document RZ/G2UL SoC
  watchdog: iTCO_wdt: Using existing macro define covers more scenarios
  watchdog: rti-wdt: Fix pm_runtime_get_sync() error checking
  dt-bindings: watchdog: Add SC8180X and SC8280XP compatibles
  watchdog: rti_wdt: Fix calculation and evaluation of preset heartbeat
  dt-bindings: watchdog: uniphier: Use unevaluatedProperties
  watchdog: sp805: disable watchdog on remove
  watchdog: da9063: optionally disable watchdog during suspend
  dt-bindings: mfd: da9063: watchdog: add suspend disable option
  dt-bindings: watchdog: sunxi: clarify clock support
  dt-bindings: watchdog: sunxi: fix F1C100s compatible
  watchdog: Add watchdog driver for Sunplus SP7021
  ...
2022-06-01 14:05:16 -07:00
Linus Torvalds
176882156a VFIO updates for v5.19-rc1
- Improvements to mlx5 vfio-pci variant driver, including support
    for parallel migration per PF (Yishai Hadas)
 
  - Remove redundant iommu_present() check (Robin Murphy)
 
  - Ongoing refactoring to consolidate the VFIO driver facing API
    to use vfio_device (Jason Gunthorpe)
 
  - Use drvdata to store vfio_device among all vfio-pci and variant
    drivers (Jason Gunthorpe)
 
  - Remove redundant code now that IOMMU core manages group DMA
    ownership (Jason Gunthorpe)
 
  - Remove vfio_group from external API handling struct file ownership
    (Jason Gunthorpe)
 
  - Correct typo in uapi comments (Thomas Huth)
 
  - Fix coccicheck detected deadlock (Wan Jiabing)
 
  - Use rwsem to remove races and simplify code around container and
    kvm association to groups (Jason Gunthorpe)
 
  - Harden access to devices in low power states and use runtime PM to
    enable d3cold support for unused devices (Abhishek Sahu)
 
  - Fix dma_owner handling of fake IOMMU groups (Jason Gunthorpe)
 
  - Set driver_managed_dma on vfio-pci variant drivers (Jason Gunthorpe)
 
  - Pass KVM pointer directly rather than via notifier (Matthew Rosato)
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Merge tag 'vfio-v5.19-rc1' of https://github.com/awilliam/linux-vfio

Pull vfio updates from Alex Williamson:

 - Improvements to mlx5 vfio-pci variant driver, including support for
   parallel migration per PF (Yishai Hadas)

 - Remove redundant iommu_present() check (Robin Murphy)

 - Ongoing refactoring to consolidate the VFIO driver facing API to use
   vfio_device (Jason Gunthorpe)

 - Use drvdata to store vfio_device among all vfio-pci and variant
   drivers (Jason Gunthorpe)

 - Remove redundant code now that IOMMU core manages group DMA ownership
   (Jason Gunthorpe)

 - Remove vfio_group from external API handling struct file ownership
   (Jason Gunthorpe)

 - Correct typo in uapi comments (Thomas Huth)

 - Fix coccicheck detected deadlock (Wan Jiabing)

 - Use rwsem to remove races and simplify code around container and kvm
   association to groups (Jason Gunthorpe)

 - Harden access to devices in low power states and use runtime PM to
   enable d3cold support for unused devices (Abhishek Sahu)

 - Fix dma_owner handling of fake IOMMU groups (Jason Gunthorpe)

 - Set driver_managed_dma on vfio-pci variant drivers (Jason Gunthorpe)

 - Pass KVM pointer directly rather than via notifier (Matthew Rosato)

* tag 'vfio-v5.19-rc1' of https://github.com/awilliam/linux-vfio: (38 commits)
  vfio: remove VFIO_GROUP_NOTIFY_SET_KVM
  vfio/pci: Add driver_managed_dma to the new vfio_pci drivers
  vfio: Do not manipulate iommu dma_owner for fake iommu groups
  vfio/pci: Move the unused device into low power state with runtime PM
  vfio/pci: Virtualize PME related registers bits and initialize to zero
  vfio/pci: Change the PF power state to D0 before enabling VFs
  vfio/pci: Invalidate mmaps and block the access in D3hot power state
  vfio: Change struct vfio_group::container_users to a non-atomic int
  vfio: Simplify the life cycle of the group FD
  vfio: Fully lock struct vfio_group::container
  vfio: Split up vfio_group_get_device_fd()
  vfio: Change struct vfio_group::opened from an atomic to bool
  vfio: Add missing locking for struct vfio_group::kvm
  kvm/vfio: Fix potential deadlock problem in vfio
  include/uapi/linux/vfio.h: Fix trivial typo - _IORW should be _IOWR instead
  vfio/pci: Use the struct file as the handle not the vfio_group
  kvm/vfio: Remove vfio_group from kvm
  vfio: Change vfio_group_set_kvm() to vfio_file_set_kvm()
  vfio: Change vfio_external_check_extension() to vfio_file_enforced_coherent()
  vfio: Remove vfio_external_group_match_file()
  ...
2022-06-01 13:49:15 -07:00
Bharat Kumar Gogada
e2c6170a55 dt-bindings: PCI: xilinx-cpm: Fix reg property order
All existing vendor DTSes are using "cpm_slcr" reg followed by "cfg" reg.

This order is also suggested by node name which is pcie@fca10000 which
suggests that cpm_slcr register should be the first.

Driver itself is using devm_platform_ioremap_resource_byname() for both
names that's why there is no functional change even on description which
are using current order.

But still prefer to change order to cover currently used description.
Fixes: e22fadb1d0 ("PCI: xilinx-cpm: Add YAML schemas for Versal CPM Root Port")

Signed-off-by: Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
Reviewed-by: Michal Simek <michal.simek@amd.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220516102217.25960-1-bharat.kumar.gogada@xilinx.com
2022-06-01 14:55:18 -05:00
Linus Torvalds
8171acb8bc Changes since last update:
- Leave compressed inodes unsupported in fscache mode for now;
 
  - Avoid crash when using tracepoint cachefiles_prep_read;
 
  - Fix `backmost' behavior due to a recent cleanup;
 
  - Update documentation for better description of recent new features;
 
  - Several decompression cleanups w/o logical change.
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Merge tag 'erofs-for-5.19-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs

Pull more erofs updates from Gao Xiang:
 "This is a follow-up to the main updates, including some fixes of
  fscache mode related to compressed inodes and a cachefiles tracepoint.
  There is also a patch to fix an unexpected decompression strategy
  change due to a cleanup in the past. All the fixes are quite small.

  Apart from these, documentation is also updated for a better
  description of recent new features.

  In addition, this has some trivial cleanups without actual code logic
  changes, so I could have a more recent codebase to work on folios and
  avoiding the PG_error page flag for the next cycle.

  Summary:

   - Leave compressed inodes unsupported in fscache mode for now

   - Avoid crash when using tracepoint cachefiles_prep_read

   - Fix `backmost' behavior due to a recent cleanup

   - Update documentation for better description of recent new features

   - Several decompression cleanups w/o logical change"

* tag 'erofs-for-5.19-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs:
  erofs: fix 'backmost' member of z_erofs_decompress_frontend
  erofs: simplify z_erofs_pcluster_readmore()
  erofs: get rid of label `restart_now'
  erofs: get rid of `struct z_erofs_collection'
  erofs: update documentation
  erofs: fix crash when enable tracepoint cachefiles_prep_read
  erofs: leave compressed inodes unsupported in fscache mode for now
2022-06-01 11:54:29 -07:00
Linus Torvalds
8eca6b0a64 pwm: Changes for v5.19-rc1
Quite a large number of conversions this time around, courtesy of Uwe
 who has been working tirelessly on these. No drivers of the legacy API
 are left at this point, so as a next step the old API can be removed.
 
 Support is added for a few new devices such as the Xilinx AXI timer-
 based PWMs and the PWM IP found on Sunplus SoCs.
 
 Other than that, there's a number of fixes, cleanups and optimizations.
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Merge tag 'pwm/for-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm

Pull pwm updates from Thierry Reding:
 "Quite a large number of conversions this time around, courtesy of Uwe
  who has been working tirelessly on these. No drivers of the legacy API
  are left at this point, so as a next step the old API can be removed.

  Support is added for a few new devices such as the Xilinx AXI timer-
  based PWMs and the PWM IP found on Sunplus SoCs.

  Other than that, there's a number of fixes, cleanups and optimizations"

* tag 'pwm/for-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: (43 commits)
  pwm: pwm-cros-ec: Add channel type support
  dt-bindings: google,cros-ec-pwm: Add the new -type compatible
  dt-bindings: Add mfd/cros_ec definitions
  pwm: Document that the pinstate of a disabled PWM isn't reliable
  pwm: twl-led: Implement .apply() callback
  pwm: lpc18xx: Implement .apply() callback
  pwm: mediatek: Implement .apply() callback
  pwm: lpc32xx: Implement .apply() callback
  pwm: tegra: Implement .apply() callback
  pwm: stmpe: Implement .apply() callback
  pwm: sti: Implement .apply() callback
  pwm: pwm-mediatek: Add support for MediaTek Helio X10 MT6795
  dt-bindings: pwm: pwm-mediatek: Add documentation for MT6795 SoC
  pwm: tegra: Optimize period calculation
  pwm: renesas-tpu: Improve precision of period and duty_cycle calculation
  pwm: renesas-tpu: Improve maths to compute register settings
  pwm: renesas-tpu: Rename variables to match the usual naming
  pwm: renesas-tpu: Implement .apply() callback
  pwm: renesas-tpu: Make use of devm functions
  pwm: renesas-tpu: Make use of dev_err_probe()
  ...
2022-06-01 10:49:11 -07:00
Linus Torvalds
f634b63d43 remoteproc updates for v5.19
This fixes a race condition in the user space interface for starting and
 stopping remote processors, it makes the ELF loader properly skip zero
 memsz segments and it cleans up the debugfs tracefile code a bit by not
 checking for errors.
 
 It introduces support for controlling the audio DSP on Qualcomm MSM8226,
 as well as audio and compute DSPs on Qualcomm SC8280XP.
 
 It makes it possible to specify the firmware path for Mediatek's remote
 processors, fixes a double free in the SCP driver and addresses an issue
 with the SRAM initialization on MT8195.
 
 Lastly it deprecates the custom ELF loader in the iMX remoteproc driver,
 in favor of using the shared one.
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Merge tag 'rproc-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux

Pull remoteproc updates from Bjorn Andersson:
 "This fixes a race condition in the user space interface for starting
  and stopping remote processors, it makes the ELF loader properly skip
  zero memsz segments and it cleans up the debugfs tracefile code a bit
  by not checking for errors.

  It introduces support for controlling the audio DSP on Qualcomm
  MSM8226, as well as audio and compute DSPs on Qualcomm SC8280XP.

  It makes it possible to specify the firmware path for Mediatek's
  remote processors, fixes a double free in the SCP driver and addresses
  an issue with the SRAM initialization on MT8195.

  Lastly it deprecates the custom ELF loader in the iMX remoteproc
  driver, in favor of using the shared one"

* tag 'rproc-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: (21 commits)
  dt-bindings: remoteproc: mediatek: Add optional memory-region to mtk,scp
  dt-bindings: remoteproc: mediatek: Make l1tcm reg exclusive to mt819x
  dt-bindings: remoteproc: st,stm32-rproc: Fix phandle-array parameters description
  remoteproc: imx_rproc: Support i.MX93
  dt-bindings: remoteproc: imx_rproc: Support i.MX93
  remoteproc: qcom: pas: Add MSM8226 ADSP support
  dt-bindings: remoteproc: qcom: pas: Add MSM8226 adsp
  remoteproc: mediatek: Allow reading firmware-name from DT
  dt-bindings: remoteproc: mediatek: Add firmware-name property
  remoteproc: qcom: pas: Add sc8280xp remoteprocs
  dt-bindings: remoteproc: qcom: pas: Add sc8280xp adsp and nsp pair
  dt-bindings: remoteproc: mediatek: Add interrupts property to mtk,scp
  remoteproc: imx_rproc: Ignore create mem entry for resource table
  remoteproc: core: Move state checking to remoteproc_core
  remoteproc: core: Remove state checking before calling rproc_boot()
  remoteproc: imx_dsp_rproc: Make rsc_table optional
  remoteproc: imx_dsp_rproc: use common rproc_elf_load_segments
  remoteproc: elf_loader: skip segment with memsz as zero
  remoteproc: mtk_scp: Fix a potential double free
  remoteproc: Don't bother checking the return value of debugfs_create*
  ...
2022-06-01 10:35:22 -07:00
Nelson Penn
a27e51b45e documentation: Format button_dev as a pointer.
The docs on creating an input device driver have an example in which
button_dev is a pointer to an input_dev struct. However, in two code
snippets below, button_dev is used as if it is not a pointer. Make these
occurrences of button_dev reflect that it is a pointer.

Signed-off-by: Nelson Penn <nelsonapenn@protonmail.com>
Link: https://lore.kernel.org/r/20220522194953.12097-1-nelsonapenn@protonmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2022-06-01 09:34:28 -06:00
Miguel Ojeda
6199e138fe docs: add SVG version of the Linux logo
In the Rust for Linux patch series, Jonathan Corbet requested [1] that
we avoid binary assets (such as the logo), possibly by recreating
them in SVG format.

However, it turns out there is no SVG version of the Linux logo
in the kernel tree yet, only a GIF one from the pre-v2.0.0 days.

This patch fixes that by adding a SVG version of the Linux logo,
which we could then use in the Rust for Linux documentation and
other similar places.

This is a vector re-illustration by Garrett LeSage of the original
logo by Larry Ewing, plus cleanups by IFo Hancroft.

The file was imported as-is from:

    ecd40de642/tux.svg

The stated license in the repository is:

> Public domain http://creativecommons.org/publicdomain/zero/1.0/
>
> ...but, if anyone asks:
>
> Tux was originally made by Larry Ewing in the Gimp, re-illustrated
> in vector by Garrett LeSage, using Inkscape and refined and
> cleaned up by IFo Hancroft.

Here, the acknowledgement requirement has been made mandatory to
match the wording of the existing GIF logo in `COPYING-logo`.

Both Garrett LeSage and IFo Hancroft gave their permission [2,3]
to use their re-illustration with the license as given in
the `COPYING-logo` file.

Link: https://lore.kernel.org/lkml/87fspk1xoc.fsf@meer.lwn.net/ [1]
Link: https://lore.kernel.org/lkml/YgFsD7zBZyVqyF+F@battlestation/ [2]
Link: https://lore.kernel.org/lkml/CAFfNkxV=DmRJL1Oqm3w9YzBYcNLSAG3Ss8pih9ZVwh_E-Fbw+Q@mail.gmail.com/ [3]
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Link: https://lore.kernel.org/r/20220528153132.8636-2-ojeda@kernel.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2022-06-01 09:32:45 -06:00
Miguel Ojeda
fae35da4ac docs: move Linux logo into a new images folder
Having assets in the top-level `Documentation` directory can make
it harder to find the documents one needs, especially if we want
to add more of them later on.

Instead, create a new `images` folder inside it that is used
to hold assets such as logos.

In addition, update the reference in `scripts/spdxcheck-test.sh`.

Link: https://lore.kernel.org/lkml/8735hicoy7.fsf@meer.lwn.net/
Suggested-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Link: https://lore.kernel.org/r/20220528153132.8636-1-ojeda@kernel.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2022-06-01 09:32:45 -06:00
Joel Colledge
938285a130 docs: blockdev: change title to match section content
This index.rst was added in commit
39443104c7 docs: blockdev: convert to ReST

It appears that the title from the RapidIO index page was copied. This
title does not match the content of this directory. Change it to match.

Signed-off-by: Joel Colledge <joel.colledge@linbit.com>
Link: https://lore.kernel.org/r/20220530142849.717-1-joel.colledge@linbit.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2022-06-01 09:30:53 -06:00
Akira Yokosawa
627f01eab9 docs/conf.py: Cope with removal of language=None in Sphinx 5.0.0
One of the changes in Sphinx 5.0.0 [1] says [sic]:

    5.0.0 final

     - #10474: language does not accept None as it value.
       The default value of language becomes to 'en' now.

[1]: https://www.sphinx-doc.org/en/master/changes.html#release-5-0-0-released-may-30-2022

It results in a new warning from Sphinx 5.0.0 [sic]:

    WARNING: Invalid configuration value found: 'language = None'.
    Update your configuration to a valid langauge code. Falling
    back to 'en' (English).

Silence the warning by using 'en'.
It works with all the Sphinx versions required for building
kernel documentation (1.7.9 or later).

Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
Link: https://lore.kernel.org/r/bd0c2ddc-2401-03cb-4526-79ca664e1cbe@gmail.com
Cc: stable@vger.kernel.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2022-06-01 09:26:05 -06:00
Fabien Parent
28cbc2d4c5
regulator: mt6315-regulator: fix invalid allowed mode
In the binding example, the regulator mode 4 is shown as a valid mode,
but the driver actually only support mode 0 to 2:

This generates an error in dmesg when copy/pasting the binding example:
[    0.306080] vbuck1: invalid regulator-allowed-modes element 4
[    0.307290] vbuck2: invalid regulator-allowed-modes element 4

This commit fixes this error by removing the invalid mode from the
examples.

Fixes: 977fb5b584 ("regulator: document binding for MT6315 regulator")
Signed-off-by: Fabien Parent <fparent@baylibre.com>
Link: https://lore.kernel.org/r/20220529154613.337559-1-fparent@baylibre.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2022-06-01 12:24:11 +02:00
Rob Herring
0a1e19c8a6 dt-bindings: net: Fix unevaluatedProperties warnings in examples
The 'unevaluatedProperties' schema checks is not fully working and doesn't
catch some cases where there's a $ref to another schema. A fix is pending,
but results in new warnings in examples. Fix the warnings by removing
spurious properties or adding missing properties to the schema.

Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20220526014149.2872762-1-robh@kernel.org
2022-05-31 21:25:11 -05:00
Rob Herring
bcd7ec2cd7 dt-bindings: PCI: socionext,uniphier-pcie: Add missing child interrupt controller
The Socionext interrupt controller internal to the the PCI block isn't
documented which causes warnings when unevaluatedProperties check is
also fixed. Add the 'interrupt-controller' child node and properties and
fixup the example so that interrupt properties can be parsed.

Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/20220525210117.2489333-1-robh@kernel.org
2022-05-31 21:25:11 -05:00
Rob Herring
cdc46fa81c dt-bindings: usb: snps,dwc3: Add missing 'dma-coherent' property
The 'unevaluatedProperties' schema checks is not fully working and doesn't
catch some cases where there's a $ref to another schema. A fix is pending,
but results in new warnings in examples.

Some DWC3 implementations such as Xilinx are hooked up coherently and need
to set the 'dma-coherent' property.

Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220526014118.2872057-1-robh@kernel.org
2022-05-31 21:25:11 -05:00
Laurent Pinchart
15e1a9bc41 dt-bindings: soc: imx8mp-media-blk-ctrl: Fix DT example
The DT example incorrectly names the ISP power domain "isp1" instead of
"isp". This causes a validation failure:

Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-media-blk-ctrl.example.dtb: blk-ctl@32ec0000: power-domain-names:7: 'isp' was expected
        From schema: Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-media-blk-ctrl.yaml

Fix it.

Fixes: 8b3dd27bfe ("dt-bindings: soc: Add i.MX8MP media block control DT bindings")
Reported-by: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220510200543.13482-1-laurent.pinchart@ideasonboard.com
2022-05-31 21:24:28 -05:00
Linus Torvalds
700170bf6b NFS Client Updates for Linux 5.18
- New Features:
   - Add support for 'dacl' and 'sacl' attributes
 
 - Bugfixes and Cleanups:
   - Fixes for reporting mapping errors
   - Fixes for memory allocation errors
   - Improve warning message when locks are lost
   - Update documentation for the nfs4_unique_id parameter
   - Add an explanation of NFSv4 client identifiers
   - Ensure the i_size attribute is written to the fscache storage
   - Fix freeing uninitialized nfs4_labels
   - Better handling when xprtrdma bc_serv is NULL
   - Marke qualified async operations as MOVEABLE tasks
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Merge tag 'nfs-for-5.19-1' of git://git.linux-nfs.org/projects/anna/linux-nfs

Pull NFS client updates from Anna Schumaker:
 "New Features:
   - Add support for 'dacl' and 'sacl' attributes

  Bugfixes and Cleanups:
   - Fixes for reporting mapping errors
   - Fixes for memory allocation errors
   - Improve warning message when locks are lost
   - Update documentation for the nfs4_unique_id parameter
   - Add an explanation of NFSv4 client identifiers
   - Ensure the i_size attribute is written to the fscache storage
   - Fix freeing uninitialized nfs4_labels
   - Better handling when xprtrdma bc_serv is NULL
   - Mark qualified async operations as MOVEABLE tasks"

* tag 'nfs-for-5.19-1' of git://git.linux-nfs.org/projects/anna/linux-nfs:
  NFSv4.1 mark qualified async operations as MOVEABLE tasks
  xprtrdma: treat all calls not a bcall when bc_serv is NULL
  NFSv4: Fix free of uninitialized nfs4_label on referral lookup.
  NFS: Pass i_size to fscache_unuse_cookie() when a file is released
  Documentation: Add an explanation of NFSv4 client identifiers
  NFS: update documentation for the nfs4_unique_id parameter
  NFS: Improve warning message when locks are lost.
  NFSv4.1: Enable access to the NFSv4.1 'dacl' and 'sacl' attributes
  NFSv4: Add encoders/decoders for the NFSv4.1 dacl and sacl attributes
  NFSv4: Specify the type of ACL to cache
  NFSv4: Don't hold the layoutget locks across multiple RPC calls
  pNFS/files: Fall back to I/O through the MDS on non-fatal layout errors
  NFS: Further fixes to the writeback error handling
  NFSv4/pNFS: Do not fail I/O when we fail to allocate the pNFS layout
  NFS: Memory allocation failures are not server fatal errors
  NFS: Don't report errors from nfs_pageio_complete() more than once
  NFS: Do not report flush errors in nfs_write_end()
  NFS: Don't report ENOSPC write errors twice
  NFS: fsync() should report filesystem errors over EINTR/ERESTARTSYS
  NFS: Do not report EINTR/ERESTARTSYS as mapping errors
2022-05-31 16:58:24 -07:00