Commit Graph

2865 Commits

Author SHA1 Message Date
Linus Torvalds
5664896ba2 f2fs-for-5.16-rc1
In this cycle, we've applied relatively small number of patches which fix subtle
 corner cases mainly, while introducing a new mount option to be able to fragment
 the disk intentionally for performance tests.
 
 Enhancement:
  - add a mount option to fragmente on-disk layout to understand the performance
  - support direct IO for multi-partitions
  - add a fault injection of dquot_initialize
 
 Bug fix:
  - address some lockdep complaints
  - fix a deadlock issue with quota
  - fix a memory tuning condition
  - fix compression condition to improve the ratio
  - fix disabling compression on the non-empty compressed file
  - invalidate cached pages before IPU/DIO writes
 
 And, we've added some minor clean-ups as usual.
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Merge tag 'f2fs-for-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

Pull f2fs updates from Jaegeuk Kim:
 "In this cycle, we've applied relatively small number of patches which
  fix subtle corner cases mainly, while introducing a new mount option
  to be able to fragment the disk intentionally for performance tests.

  Enhancements:

   - add a mount option to fragmente on-disk layout to understand the
     performance

   - support direct IO for multi-partitions

   - add a fault injection of dquot_initialize

  Bug fixes:

   - address some lockdep complaints

   - fix a deadlock issue with quota

   - fix a memory tuning condition

   - fix compression condition to improve the ratio

   - fix disabling compression on the non-empty compressed file

   - invalidate cached pages before IPU/DIO writes

  And, we've added some minor clean-ups as usual"

* tag 'f2fs-for-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs:
  f2fs: fix UAF in f2fs_available_free_memory
  f2fs: invalidate META_MAPPING before IPU/DIO write
  f2fs: support fault injection for dquot_initialize()
  f2fs: fix incorrect return value in f2fs_sanity_check_ckpt()
  f2fs: compress: disallow disabling compress on non-empty compressed file
  f2fs: compress: fix overwrite may reduce compress ratio unproperly
  f2fs: multidevice: support direct IO
  f2fs: introduce fragment allocation mode mount option
  f2fs: replace snprintf in show functions with sysfs_emit
  f2fs: include non-compressed blocks in compr_written_block
  f2fs: fix wrong condition to trigger background checkpoint correctly
  f2fs: fix to use WHINT_MODE
  f2fs: fix up f2fs_lookup tracepoints
  f2fs: set SBI_NEED_FSCK flag when inconsistent node block found
  f2fs: introduce excess_dirty_threshold()
  f2fs: avoid attaching SB_ACTIVE flag during mount
  f2fs: quota: fix potential deadlock
  f2fs: should use GFP_NOFS for directory inodes
2021-11-13 11:20:22 -08:00
Linus Torvalds
0c5c62ddf8 pci-v5.16-changes
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Merge tag 'pci-v5.16-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:
   - Conserve IRQs by setting up portdrv IRQs only when there are users
     (Jan Kiszka)
   - Rework and simplify _OSC negotiation for control of PCIe features
     (Joerg Roedel)
   - Remove struct pci_dev.driver pointer since it's redundant with the
     struct device.driver pointer (Uwe Kleine-König)

  Resource management:
   - Coalesce contiguous host bridge apertures from _CRS to accommodate
     BARs that cover more than one aperture (Kai-Heng Feng)

  Sysfs:
   - Check CAP_SYS_ADMIN before parsing user input (Krzysztof
     Wilczyński)
   - Return -EINVAL consistently from "store" functions (Krzysztof
     Wilczyński)
   - Use sysfs_emit() in endpoint "show" functions to avoid buffer
     overruns (Kunihiko Hayashi)

  PCIe native device hotplug:
   - Ignore Link Down/Up caused by resets during error recovery so
     endpoint drivers can remain bound to the device (Lukas Wunner)

  Virtualization:
   - Avoid bus resets on Atheros QCA6174, where they hang the device
     (Ingmar Klein)
   - Work around Pericom PI7C9X2G switch packet drop erratum by using
     store and forward mode instead of cut-through (Nathan Rossi)
   - Avoid trying to enable AtomicOps on VFs; the PF setting applies to
     all VFs (Selvin Xavier)

  MSI:
   - Document that /sys/bus/pci/devices/.../irq contains the legacy INTx
     interrupt or the IRQ of the first MSI (not MSI-X) vector (Barry
     Song)

  VPD:
   - Add pci_read_vpd_any() and pci_write_vpd_any() to access anywhere
     in the possible VPD space; use these to simplify the cxgb3 driver
     (Heiner Kallweit)

  Peer-to-peer DMA:
   - Add (not subtract) the bus offset when calculating DMA address
     (Wang Lu)

  ASPM:
   - Re-enable LTR at Downstream Ports so they don't report Unsupported
     Requests when reset or hot-added devices send LTR messages
     (Mingchuang Qiao)

  Apple PCIe controller driver:
   - Add driver for Apple M1 PCIe controller (Alyssa Rosenzweig, Marc
     Zyngier)

  Cadence PCIe controller driver:
   - Return success when probe succeeds instead of falling into error
     path (Li Chen)

  HiSilicon Kirin PCIe controller driver:
   - Reorganize PHY logic and add support for external PHY drivers
     (Mauro Carvalho Chehab)
   - Support PERST# GPIOs for HiKey970 external PEX 8606 bridge (Mauro
     Carvalho Chehab)
   - Add Kirin 970 support (Mauro Carvalho Chehab)
   - Make driver removable (Mauro Carvalho Chehab)

  Intel VMD host bridge driver:
   - If IOMMU supports interrupt remapping, leave VMD MSI-X remapping
     enabled (Adrian Huang)
   - Number each controller so we can tell them apart in
     /proc/interrupts (Chunguang Xu)
   - Avoid building on UML because VMD depends on x86 bare metal APIs
     (Johannes Berg)

  Marvell Aardvark PCIe controller driver:
   - Define macros for PCI_EXP_DEVCTL_PAYLOAD_* (Pali Rohár)
   - Set Max Payload Size to 512 bytes per Marvell spec (Pali Rohár)
   - Downgrade PIO Response Status messages to debug level (Marek Behún)
   - Preserve CRS SV (Config Request Retry Software Visibility) bit in
     emulated Root Control register (Pali Rohár)
   - Fix issue in configuring reference clock (Pali Rohár)
   - Don't clear status bits for masked interrupts (Pali Rohár)
   - Don't mask unused interrupts (Pali Rohár)
   - Avoid code repetition in advk_pcie_rd_conf() (Marek Behún)
   - Retry config accesses on CRS response (Pali Rohár)
   - Simplify emulated Root Capabilities initialization (Pali Rohár)
   - Fix several link training issues (Pali Rohár)
   - Fix link-up checking via LTSSM (Pali Rohár)
   - Fix reporting of Data Link Layer Link Active (Pali Rohár)
   - Fix emulation of W1C bits (Marek Behún)
   - Fix MSI domain .alloc() method to return zero on success (Marek
     Behún)
   - Read entire 16-bit MSI vector in MSI handler, not just low 8 bits
     (Marek Behún)
   - Clear Root Port I/O Space, Memory Space, and Bus Master Enable bits
     at startup; PCI core will set those as necessary (Pali Rohár)
   - When operating as a Root Port, set class code to "PCI Bridge"
     instead of the default "Mass Storage Controller" (Pali Rohár)
   - Add emulation for PCI_BRIDGE_CTL_BUS_RESET since aardvark doesn't
     implement this per spec (Pali Rohár)
   - Add emulation of option ROM BAR since aardvark doesn't implement
     this per spec (Pali Rohár)

  MediaTek MT7621 PCIe controller driver:
   - Add MediaTek MT7621 PCIe host controller driver and DT binding
     (Sergio Paracuellos)

  Qualcomm PCIe controller driver:
   - Add SC8180x compatible string (Bjorn Andersson)
   - Add endpoint controller driver and DT binding (Manivannan
     Sadhasivam)
   - Restructure to use of_device_get_match_data() (Prasad Malisetty)
   - Add SC7280-specific pcie_1_pipe_clk_src handling (Prasad Malisetty)

  Renesas R-Car PCIe controller driver:
   - Remove unnecessary includes (Geert Uytterhoeven)

  Rockchip DesignWare PCIe controller driver:
   - Add DT binding (Simon Xue)

  Socionext UniPhier Pro5 controller driver:
   - Serialize INTx masking/unmasking (Kunihiko Hayashi)

  Synopsys DesignWare PCIe controller driver:
   - Run dwc .host_init() method before registering MSI interrupt
     handler so we can deal with pending interrupts left by bootloader
     (Bjorn Andersson)
   - Clean up Kconfig dependencies (Andy Shevchenko)
   - Export symbols to allow more modular drivers (Luca Ceresoli)

  TI DRA7xx PCIe controller driver:
   - Allow host and endpoint drivers to be modules (Luca Ceresoli)
   - Enable external clock if present (Luca Ceresoli)

  TI J721E PCIe driver:
   - Disable PHY when probe fails after initializing it (Christophe
     JAILLET)

  MicroSemi Switchtec management driver:
   - Return error to application when command execution fails because an
     out-of-band reset has cleared the device BARs, Memory Space Enable,
     etc (Kelvin Cao)
   - Fix MRPC error status handling issue (Kelvin Cao)
   - Mask out other bits when reading of management VEP instance ID
     (Kelvin Cao)
   - Return EOPNOTSUPP instead of ENOTSUPP from sysfs show functions
     (Kelvin Cao)
   - Add check of event support (Logan Gunthorpe)

  Miscellaneous:
   - Remove unused pci_pool wrappers, which have been replaced by
     dma_pool (Cai Huoqing)
   - Use 'unsigned int' instead of bare 'unsigned' (Krzysztof
     Wilczyński)
   - Use kstrtobool() directly, sans strtobool() wrapper (Krzysztof
     Wilczyński)
   - Fix some sscanf(), sprintf() format mismatches (Krzysztof
     Wilczyński)
   - Update PCI subsystem information in MAINTAINERS (Krzysztof
     Wilczyński)
   - Correct some misspellings (Krzysztof Wilczyński)"

* tag 'pci-v5.16-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (137 commits)
  PCI: Add ACS quirk for Pericom PI7C9X2G switches
  PCI: apple: Configure RID to SID mapper on device addition
  iommu/dart: Exclude MSI doorbell from PCIe device IOVA range
  PCI: apple: Implement MSI support
  PCI: apple: Add INTx and per-port interrupt support
  PCI: kirin: Allow removing the driver
  PCI: kirin: De-init the dwc driver
  PCI: kirin: Disable clkreq during poweroff sequence
  PCI: kirin: Move the power-off code to a common routine
  PCI: kirin: Add power_off support for Kirin 960 PHY
  PCI: kirin: Allow building it as a module
  PCI: kirin: Add MODULE_* macros
  PCI: kirin: Add Kirin 970 compatible
  PCI: kirin: Support PERST# GPIOs for HiKey970 external PEX 8606 bridge
  PCI: apple: Set up reference clocks when probing
  PCI: apple: Add initial hardware bring-up
  PCI: of: Allow matching of an interrupt-map local to a PCI device
  of/irq: Allow matching of an interrupt-map local to an interrupt controller
  irqdomain: Make of_phandle_args_to_fwspec() generally available
  PCI: Do not enable AtomicOps on VFs
  ...
2021-11-06 14:36:12 -07:00
Linus Torvalds
fe91c4725a SCSI misc on 20211105
This series consists of the usual driver updates (ufs, smartpqi, lpfc,
 target, megaraid_sas, hisi_sas, qla2xxx) and minor updates and bug
 fixes.  Notable core changes are the removal of scsi->tag which caused
 some churn in obsolete drivers and a sweep through all drivers to call
 scsi_done() directly instead of scsi->done() which removes a pointer
 indirection from the hot path and a move to register core sysfs files
 earlier, which means they're available to KOBJ_ADD processing, which
 necessitates switching all drivers to using attribute groups.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "This consists of the usual driver updates (ufs, smartpqi, lpfc,
  target, megaraid_sas, hisi_sas, qla2xxx) and minor updates and bug
  fixes.

  Notable core changes are the removal of scsi->tag which caused some
  churn in obsolete drivers and a sweep through all drivers to call
  scsi_done() directly instead of scsi->done() which removes a pointer
  indirection from the hot path and a move to register core sysfs files
  earlier, which means they're available to KOBJ_ADD processing, which
  necessitates switching all drivers to using attribute groups"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (279 commits)
  scsi: lpfc: Update lpfc version to 14.0.0.3
  scsi: lpfc: Allow fabric node recovery if recovery is in progress before devloss
  scsi: lpfc: Fix link down processing to address NULL pointer dereference
  scsi: lpfc: Allow PLOGI retry if previous PLOGI was aborted
  scsi: lpfc: Fix use-after-free in lpfc_unreg_rpi() routine
  scsi: lpfc: Correct sysfs reporting of loop support after SFP status change
  scsi: lpfc: Wait for successful restart of SLI3 adapter during host sg_reset
  scsi: lpfc: Revert LOG_TRACE_EVENT back to LOG_INIT prior to driver_resource_setup()
  scsi: ufs: ufshcd-pltfrm: Fix memory leak due to probe defer
  scsi: ufs: mediatek: Avoid sched_clock() misuse
  scsi: mpt3sas: Make mpt3sas_dev_attrs static
  scsi: scsi_transport_sas: Add 22.5 Gbps link rate definitions
  scsi: target: core: Stop using bdevname()
  scsi: aha1542: Use memcpy_{from,to}_bvec()
  scsi: sr: Add error handling support for add_disk()
  scsi: sd: Add error handling support for add_disk()
  scsi: target: Perform ALUA group changes in one step
  scsi: target: Replace lun_tg_pt_gp_lock with rcu in I/O path
  scsi: target: Fix alua_tg_pt_gps_count tracking
  scsi: target: Fix ordered tag handling
  ...
2021-11-05 08:42:02 -07:00
Linus Torvalds
72e65f7e52 power supply and reset changes for the v5.16 series
Miscellaneous small fixes and improvements all over
 the place. Nothing stands out in particular.
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Merge tag 'for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 "Miscellaneous small fixes and improvements all over the place.

  Nothing stands out in particular"

* tag 'for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (30 commits)
  power: supply: bq25890: Fix initial setting of the F_CONV_RATE field
  power: supply: bq25890: Fix race causing oops at boot
  power: supply: bq27xxx: Fix kernel crash on IRQ handler register error
  power: bq25890: add return values to error messages
  power: supply: axp288-charger: Simplify axp288_get_charger_health()
  power: supply: axp288-charger: Remove unnecessary is_present and is_online helpers
  power: supply: axp288-charger: Add depends on IOSF_MBIO to Kconfig
  power: supply: ab8500_bmdata: Use standard phandle
  dt-bindings: power: supply: ab8500: Standard monitored-battery
  power: supply: axp288_charger: Fix missing mutex_init()
  power: supply: max17042_battery: Prevent int underflow in set_soc_threshold
  power: supply: max17042_battery: Clear status bits in interrupt handler
  MAINTAINERS: power: supply: max17040: add entry with reviewers
  MAINTAINERS: power: supply: max17042: add entry with reviewers
  power: supply: max17040: fix null-ptr-deref in max17040_probe()
  power: supply: rt5033_battery: Change voltage values to µV
  power: supply: axp288-charger: Optimize register reading method
  dt-bindings: power: Bindings for Samsung batteries
  power: supply: cpcap-battery: use device_get_match_data() to simplify code
  power: supply: max17042_battery: fix typo in MAX17042_IAvg_empty
  ...
2021-11-04 13:53:59 -07:00
Linus Torvalds
95faf6ba65 Driver core changes for 5.16-rc1
Here is the big set of driver core changes for 5.16-rc1.
 
 All of these have been in linux-next for a while now with no reported
 problems.
 
 Included in here are:
 	- big update and cleanup of the sysfs abi documentation files
 	  and scripts from Mauro.  We are almost at the place where we
 	  can properly check that the running kernel's sysfs abi is
 	  documented fully.
 	- firmware loader updates
 	- dyndbg updates
 	- kernfs cleanups and fixes from Christoph
 	- device property updates
 	- component fix
 	- other minor driver core cleanups and fixes
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the big set of driver core changes for 5.16-rc1.

  All of these have been in linux-next for a while now with no reported
  problems.

  Included in here are:

   - big update and cleanup of the sysfs abi documentation files and
     scripts from Mauro. We are almost at the place where we can
     properly check that the running kernel's sysfs abi is documented
     fully.

   - firmware loader updates

   - dyndbg updates

   - kernfs cleanups and fixes from Christoph

   - device property updates

   - component fix

   - other minor driver core cleanups and fixes"

* tag 'driver-core-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (122 commits)
  device property: Drop redundant NULL checks
  x86/build: Tuck away built-in firmware under FW_LOADER
  vmlinux.lds.h: wrap built-in firmware support under FW_LOADER
  firmware_loader: move struct builtin_fw to the only place used
  x86/microcode: Use the firmware_loader built-in API
  firmware_loader: remove old DECLARE_BUILTIN_FIRMWARE()
  firmware_loader: formalize built-in firmware API
  component: do not leave master devres group open after bind
  dyndbg: refine verbosity 1-4 summary-detail
  gpiolib: acpi: Replace custom code with device_match_acpi_handle()
  i2c: acpi: Replace custom function with device_match_acpi_handle()
  driver core: Provide device_match_acpi_handle() helper
  dyndbg: fix spurious vNpr_info change
  dyndbg: no vpr-info on empty queries
  dyndbg: vpr-info on remove-module complete, not starting
  device property: Add missed header in fwnode.h
  Documentation: dyndbg: Improve cli param examples
  dyndbg: Remove support for ddebug_query param
  dyndbg: make dyndbg a known cli param
  dyndbg: show module in vpr-info in dd-exec-queries
  ...
2021-11-04 08:32:38 -07:00
Linus Torvalds
5c904c66ed Char/Misc driver update for 5.16-rc1
Here is the big set of char and misc and other tiny driver subsystem
 updates for 5.16-rc1.
 
 Loads of things in here, all of which have been in linux-next for a
 while with no reported problems (except for one called out below.)
 
 Included are:
 	- habanana labs driver updates, including dma_buf usage,
 	  reviewed and acked by the dma_buf maintainers
 	- iio driver update (going through this tree not staging as they
 	  really do not belong going through that tree anymore)
 	- counter driver updates
 	- hwmon driver updates that the counter drivers needed, acked by
 	  the hwmon maintainer
 	- xillybus driver updates
 	- binder driver updates
 	- extcon driver updates
 	- dma_buf module namespaces added (will cause a build error in
 	  arm64 for allmodconfig, but that change is on its way through
 	  the drm tree)
 	- lkdtm driver updates
 	- pvpanic driver updates
 	- phy driver updates
 	- virt acrn and nitr_enclaves driver updates
 	- smaller char and misc driver updates
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the big set of char and misc and other tiny driver subsystem
  updates for 5.16-rc1.

  Loads of things in here, all of which have been in linux-next for a
  while with no reported problems (except for one called out below.)

  Included are:

   - habanana labs driver updates, including dma_buf usage, reviewed and
     acked by the dma_buf maintainers

   - iio driver update (going through this tree not staging as they
     really do not belong going through that tree anymore)

   - counter driver updates

   - hwmon driver updates that the counter drivers needed, acked by the
     hwmon maintainer

   - xillybus driver updates

   - binder driver updates

   - extcon driver updates

   - dma_buf module namespaces added (will cause a build error in arm64
     for allmodconfig, but that change is on its way through the drm
     tree)

   - lkdtm driver updates

   - pvpanic driver updates

   - phy driver updates

   - virt acrn and nitr_enclaves driver updates

   - smaller char and misc driver updates"

* tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (386 commits)
  comedi: dt9812: fix DMA buffers on stack
  comedi: ni_usb6501: fix NULL-deref in command paths
  arm64: errata: Enable TRBE workaround for write to out-of-range address
  arm64: errata: Enable workaround for TRBE overwrite in FILL mode
  coresight: trbe: Work around write to out of range
  coresight: trbe: Make sure we have enough space
  coresight: trbe: Add a helper to determine the minimum buffer size
  coresight: trbe: Workaround TRBE errata overwrite in FILL mode
  coresight: trbe: Add infrastructure for Errata handling
  coresight: trbe: Allow driver to choose a different alignment
  coresight: trbe: Decouple buffer base from the hardware base
  coresight: trbe: Add a helper to pad a given buffer area
  coresight: trbe: Add a helper to calculate the trace generated
  coresight: trbe: Defer the probe on offline CPUs
  coresight: trbe: Fix incorrect access of the sink specific data
  coresight: etm4x: Add ETM PID for Kryo-5XX
  coresight: trbe: Prohibit trace before disabling TRBE
  coresight: trbe: End the AUX handle on truncation
  coresight: trbe: Do not truncate buffer on IRQ
  coresight: trbe: Fix handling of spurious interrupts
  ...
2021-11-04 08:21:47 -07:00
Linus Torvalds
d461e96cd2 ARM: SoC drivers for 5.16
These are all the driver updates for SoC specific drivers. There
 are a couple of subsystems with individual maintainers picking up
 their patches here:
 
  - The reset controller subsystem add support for a few new SoC
    variants to existing drivers, along with other minor improvements
 
  - The OP-TEE subsystem gets a driver for the ARM FF-A transport
 
  - The memory controller subsystem has improvements for Tegra,
    Mediatek, Renesas, Freescale and Broadcom specific drivers.
 
  - The tegra cpuidle driver changes get merged through this
    tree this time. There are only minor changes, but they depend
    on other tegra driver updates here.
 
  - The ep93xx platform finally moves to using the drivers/clk/
    subsystem, moving the code out of arch/arm in the process.
    This depends on a small sound driver change that is included
    here as well.
 
  - There are some minor updates for Qualcomm and Tegra specific
    firmware drivers.
 
 The other driver updates are mainly for drivers/soc, which contains
 a mixture of vendor specific drivers that don't really fit elsewhere:
 
  - Mediatek drivers gain more support for MT8192, with new support for
    hw-mutex and mmsys routing, plus support for reset lines in the
    mmsys driver.
 
  - Qualcomm gains a new "sleep stats" driver, and support for
    the "Generic Packet Router" in the APR driver.
 
  - There is a new user interface for routing the UARTS on ASpeed
    BMCs, something that apparently nobody else has needed so far.
 
  - More drivers can now be built as loadable modules, in particular
    for Broadcom and Samsung platforms.
 
  - Lots of improvements to the TI sysc driver for better suspend/resume
    support
 
 Finally, there are lots of minor cleanups and new device IDs for
 amlogic, renesas, tegra, qualcomm, mediateka, samsung, imx, layerscape,
 allwinner, broadcom, and omap.
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Merge tag 'drivers-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "These are all the driver updates for SoC specific drivers. There are a
  couple of subsystems with individual maintainers picking up their
  patches here:

   - The reset controller subsystem add support for a few new SoC
     variants to existing drivers, along with other minor improvements

   - The OP-TEE subsystem gets a driver for the ARM FF-A transport

   - The memory controller subsystem has improvements for Tegra,
     Mediatek, Renesas, Freescale and Broadcom specific drivers.

   - The tegra cpuidle driver changes get merged through this tree this
     time. There are only minor changes, but they depend on other tegra
     driver updates here.

   - The ep93xx platform finally moves to using the drivers/clk/
     subsystem, moving the code out of arch/arm in the process. This
     depends on a small sound driver change that is included here as
     well.

   - There are some minor updates for Qualcomm and Tegra specific
     firmware drivers.

  The other driver updates are mainly for drivers/soc, which contains a
  mixture of vendor specific drivers that don't really fit elsewhere:

   - Mediatek drivers gain more support for MT8192, with new support for
     hw-mutex and mmsys routing, plus support for reset lines in the
     mmsys driver.

   - Qualcomm gains a new "sleep stats" driver, and support for the
     "Generic Packet Router" in the APR driver.

   - There is a new user interface for routing the UARTS on ASpeed BMCs,
     something that apparently nobody else has needed so far.

   - More drivers can now be built as loadable modules, in particular
     for Broadcom and Samsung platforms.

   - Lots of improvements to the TI sysc driver for better
     suspend/resume support"

  Finally, there are lots of minor cleanups and new device IDs for
  amlogic, renesas, tegra, qualcomm, mediateka, samsung, imx,
  layerscape, allwinner, broadcom, and omap"

* tag 'drivers-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (179 commits)
  optee: Fix spelling mistake "reclain" -> "reclaim"
  Revert "firmware: qcom: scm: Add support for MC boot address API"
  qcom: spm: allow compile-testing
  firmware: arm_ffa: Remove unused 'compat_version' variable
  soc: samsung: exynos-chipid: add exynosautov9 SoC support
  firmware: qcom: scm: Don't break compile test on non-ARM platforms
  soc: qcom: smp2p: Add of_node_put() before goto
  soc: qcom: apr: Add of_node_put() before return
  soc: qcom: qcom_stats: Fix client votes offset
  soc: qcom: rpmhpd: fix sm8350_mxc's peer domain
  dt-bindings: arm: cpus: Document qcom,msm8916-smp enable-method
  ARM: qcom: Add qcom,msm8916-smp enable-method identical to MSM8226
  firmware: qcom: scm: Add support for MC boot address API
  soc: qcom: spm: Add 8916 SPM register data
  dt-bindings: soc: qcom: spm: Document qcom,msm8916-saw2-v3.0-cpu
  soc: qcom: socinfo: Add PM8150C and SMB2351 models
  firmware: qcom_scm: Fix error retval in __qcom_scm_is_call_available()
  soc: aspeed: Add UART routing support
  soc: fsl: dpio: rename the enqueue descriptor variable
  soc: fsl: dpio: use an explicit NULL instead of 0
  ...
2021-11-03 17:00:52 -07:00
Linus Torvalds
624ad333d4 This is a relatively unexciting cycle for documentation.
- Some small scripts/kerneldoc fixes
 
  - More Chinese translation work, but at a much reduced rate.
 
  - The tip-tree maintainer's handbook
 
 ...plus the usual array of build fixes, typo fixes, etc.
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Merge tag 'docs-5.16' of git://git.lwn.net/linux

Pull documentation updates from Jonathan Corbet:
 "This is a relatively unexciting cycle for documentation.

   - Some small scripts/kerneldoc fixes

   - More Chinese translation work, but at a much reduced rate.

   - The tip-tree maintainer's handbook

  ...plus the usual array of build fixes, typo fixes, etc"

* tag 'docs-5.16' of git://git.lwn.net/linux: (53 commits)
  kernel-doc: support DECLARE_PHY_INTERFACE_MASK()
  docs/zh_CN: add core-api xarray translation
  docs/zh_CN: add core-api assoc_array translation
  speakup: Fix typo in documentation "boo" -> "boot"
  docs: submitting-patches: make section about the Link: tag more explicit
  docs: deprecated.rst: Clarify open-coded arithmetic with literals
  scripts: documentation-file-ref-check: fix bpf selftests path
  scripts: documentation-file-ref-check: ignore hidden files
  coding-style.rst: trivial: fix location of driver model macros
  docs: f2fs: fix text alignment
  docs/zh_CN add PCI pci.rst translation
  docs/zh_CN add PCI index.rst translation
  docs: translations: zh_CN: memory-hotplug.rst: fix a typo
  docs: translations: zn_CN: irq-affinity.rst: add a missing extension
  block: add documentation for inflight
  scripts: kernel-doc: Ignore __alloc_size() attribute
  docs: pdfdocs: Adjust \headheight for fancyhdr
  docs: UML: user_mode_linux_howto_v2 edits
  docs: use the lore redirector everywhere
  docs: proc.rst: mountinfo: align columns
  ...
2021-11-02 22:11:39 -07:00
Linus Torvalds
6ab1d4839a platform-drivers-x86 for v5.16-1
Highlights:
  - AMD-PMC S0ix support fixes and improvements
  - HP-WMI support for Omen laptops
  - New nvidia-wmi-ec-backlight driver
  - New Intel ISH ECLITE driver
  - WMI core cleanups
  - Support for various new Melanox platforms
  - System76 Laptop support improvements
  - Surface Laptop Studio support and initial Surface Pro 8 support
  - Various other small fixes and hardware-id additions
 
 The following is an automated git shortlog grouped by driver:
 
 ABI:
  -  sysfs-platform-intel-pmc: add blank lines to make it valid for ReST
  -  sysfs-platform-dell-privacy-wmi: correct ABI entries
 
 ASoC:
  -  Intel: Move soc_intel_is_foo() helpers to a generic header
 
 Add Intel ishtp eclite driver:
  - Add Intel ishtp eclite driver
 
 Add driver for ACPI WMAA EC-based backlight control:
  - Add driver for ACPI WMAA EC-based backlight control
 
 Documentation/ABI:
  -  Add new line card attributes for mlxreg-io sysfs interfaces
  -  Add new attributes for mlxreg-io sysfs interfaces
 
 HID:
  -  surface-hid: Allow driver matching for target ID 1 devices
  -  surface-hid: Use correct event registry for managing HID events
 
 Input:
  -  axp20x-pek - Use new soc_intel_is_cht() helper
 
 Remove "WMAA" from identifier names in wmaa-backlight-wmi.c:
  - Remove "WMAA" from identifier names in wmaa-backlight-wmi.c
 
 Rename wmaa-backlight-wmi to nvidia-wmi-ec-backlight:
  - Rename wmaa-backlight-wmi to nvidia-wmi-ec-backlight
 
 Support for EC-connected GPIOs for identify LED/button on Barco P50 board:
  - Support for EC-connected GPIOs for identify LED/button on Barco P50 board
 
 acer-wmi:
  -  use __packed instead of __attribute__((packed))
 
 amd-pmc:
  -  Drop check for valid alarm time
  -  Downgrade dev_info message to dev_dbg
  -  fix compilation without CONFIG_RTC_SYSTOHC_DEVICE
  -  Add special handling for timer based S0i3 wakeup
  -  adjust arguments for `amd_pmc_send_cmd`
  -  Add alternative acpi id for PMC controller
  -  Add a message to print resume time info
  -  Send command to dump data after clearing OS_HINT
  -  Fix compilation when CONFIG_DEBUGFS is disabled
  -  Export Idlemask values based on the APU
  -  Check s0i3 cycle status
  -  Increase the response register timeout
 
 asus-wmi:
  -  rename platform_profile_* function symbols
 
 barco-p50-gpio:
  -  use KEY_VENDOR for button instead of KEY_RESTART
 
 dell:
  -  Make DELL_WMI_PRIVACY depend on DELL_WMI
  -  fix DELL_WMI_PRIVACY dependencies & build error
 
 dell-wmi:
  -  Recognise or support new switches
 
 docs:
  -  ABI: fix documentation warning in sysfs-driver-mlxreg-io
 
 gigabyte-wmi:
  -  add support for B550 AORUS ELITE AX V2
  -  add support for B550I Aorus Pro AX
 
 hp-wmi:
  -  rename platform_profile_* function symbols
  -  add support for omen laptops
 
 ideapad-laptop:
  -  Add platform support for Ideapad 5 Pro 16ACH6-82L5
 
 int1092:
  -  Fix non sequential device mode handling
 
 intel_int0002_vgpio:
  -  Use the new soc_intel_is_byt()/_cht() helpers
 
 intel_scu_ipc:
  -  Update timeout value in comment
  -  Increase virtual timeout to 10s
  -  Fix busy loop expiry time
 
 intel_skl_int3472:
  -  Correct null check
 
 lg-laptop:
  -  replace snprintf in show functions with sysfs_emit
  -  Correctly handle dmi_get_system_info() returning NULL
 
 mlx-platform:
  -  Add support for new system SGN2410
  -  Add BIOS attributes for CoffeeLake COMEx based systems
  -  Extend FAN and LED configuration to support new MQM97xx systems
  -  Add support for multiply cooling devices
  -  Configure notifier callbacks for modular system
  -  Add initial support for new modular system
 
 panasonic-laptop:
  -  Replace snprintf in show functions with sysfs_emit
 
 platform:
  -  x86: ideapad-laptop: Use ACPI_COMPANION() directly
  -  lg-laptop: drop unneeded MODULE_ALIAS
 
 platform/mellanox:
  -  mlxreg-lc: Add initial support for Nvidia line card devices
  -  mlxreg-io: Extend number of hwmon attributes
  -  mlxreg-hotplug: Extend logic for hotplug devices operations
  -  mlxreg-io: Fix read access of n-bytes size attributes
  -  mlxreg-io: Fix argument base in kstrtou32() call
 
 platform/surface:
  -  aggregator_registry: Add initial support for Surface Pro 8
  -  aggregator_registry: Add support for Surface Laptop Studio
  -  gpe: Add support for Surface Laptop Studio
 
 platform/x86/intel:
  -  hid: Add DMI switches allow list
  -  punit_ipc: Drop wrong use of ACPI_PTR()
 
 platform_data/mlxreg:
  -  Add new field for secured access
  -  Add new type to support modular systems
 
 sony-laptop:
  -  replace snprintf in show functions with sysfs_emit
 
 surface:
  -  surface3_power: Drop redundant acpi_bus_get_device() call
  -  surface3-wmi: Use ACPI_COMPANION() directly
 
 system76_acpi:
  -  Fix input device error handling
  -  fix Kconfig dependencies
  -  Add attribute group for kb_led_color
  -  Add battery charging thresholds
  -  Replace Fn+F2 function for OLED models
  -  Report temperature and fan speed
 
 thinkpad_acpi:
  -  Fix bitwise vs. logical warning
  -  Fix coccinelle warnings
  -  Switch to common use of attributes
 
 touchscreen_dmi:
  -  Add info for the Viglen Connect 10 tablet
  -  Update info for the Chuwi Hi10 Plus (CWI527) tablet
  -  Add info for the Chuwi HiBook (CWI514) tablet
 
 update email addresses. Change all email addresses for Mark Gross to use markgross@kernel.org.:
  - update email addresses. Change all email addresses for Mark Gross to use markgross@kernel.org.
 
 wmi:
  -  change notification handler type
  -  more detailed error reporting in find_guid()
  -  introduce helper to retrieve event data
  -  introduce helper to determine type
  -  introduce helper to generate method names
  -  introduce helper to convert driver to WMI driver
  -  simplify error handling logic
  -  do not fail if disabling fails
  -  improve debug messages
  -  align arguments of functions
  -  move variables
  -  remove variable
  -  use sizeof(*p) in allocation
  -  use !p to check for NULL
  -  use sysfs_emit()
  -  make GUID block packed
  -  use guid_t and guid_equal()
  -  use bool instead of int
  -  use BIT() macro
  -  remove unnecessary checks
  -  remove stray empty line
  -  remove unnecessary casts
  -  remove unnecessary argument
  -  remove unnecessary variable
  -  remove unnecessary initializations
  -  remove unnecessary initialization
  -  remove commas
  -  fix checkpatch warnings
  -  fix kernel doc
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Merge tag 'platform-drivers-x86-v5.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:
 "Highlights:

   - AMD-PMC S0ix support fixes and improvements

   - HP-WMI support for Omen laptops

   - New nvidia-wmi-ec-backlight driver

   - New Intel ISH ECLITE driver

   - WMI core cleanups

   - Support for various new Melanox platforms

   - System76 Laptop support improvements

   - Surface Laptop Studio support and initial Surface Pro 8 support

   - Various other small fixes and hardware-id additions"

* tag 'platform-drivers-x86-v5.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (106 commits)
  platform/x86: system76_acpi: Fix input device error handling
  platform/x86: touchscreen_dmi: Add info for the Viglen Connect 10 tablet
  platform/surface: aggregator_registry: Add initial support for Surface Pro 8
  platform/x86: mlx-platform: Add support for new system SGN2410
  platform/x86: mlx-platform: Add BIOS attributes for CoffeeLake COMEx based systems
  platform/x86: mlx-platform: Extend FAN and LED configuration to support new MQM97xx systems
  platform/x86: asus-wmi: rename platform_profile_* function symbols
  platform/x86: hp-wmi: rename platform_profile_* function symbols
  platform/x86: amd-pmc: Drop check for valid alarm time
  platform/x86: amd-pmc: Downgrade dev_info message to dev_dbg
  platform/x86: amd-pmc: fix compilation without CONFIG_RTC_SYSTOHC_DEVICE
  platform/x86: system76_acpi: fix Kconfig dependencies
  platform/x86: barco-p50-gpio: use KEY_VENDOR for button instead of KEY_RESTART
  platform/x86: sony-laptop: replace snprintf in show functions with sysfs_emit
  platform/x86: lg-laptop: replace snprintf in show functions with sysfs_emit
  docs: ABI: fix documentation warning in sysfs-driver-mlxreg-io
  platform/x86: wmi: change notification handler type
  HID: surface-hid: Allow driver matching for target ID 1 devices
  HID: surface-hid: Use correct event registry for managing HID events
  platform/surface: aggregator_registry: Add support for Surface Laptop Studio
  ...
2021-11-02 21:54:26 -07:00
Linus Torvalds
f73cd9c951 Thermal control updates for 5.16-rc1
- Constify a variable in thermal MMIO driver (Rikard Falkeborn).
 
  - Add the current temperature in the netlink message when crossing a
    trip point in order to prevent useless back and forth reading from
    userspace (Daniel Lezcano).
 
  - Add support for the 'HC' variant on PM8998 PMIC in order to support
    VADC channels on recent QCom boards (Bjorn Andersson).
 
  - Add support for calibration values from hardware when they are
    fused (Niklas Söderlund).
 
  - Fix NULL pointer dereference in the thermal_release callback when
    an error occurs in the thermal_zone_device_register() (Yuanzheng
    Song).
 
  - Fix use-after-free in __thermal_cooling_device_register() in the
    error path (Ziyang Xuan).
 
  - Fix compilation of the LMh driver when CONFIG_QCOM_SCM is not set
    (Jackie Liu).
 
  - Add timeout when reading a register that can block forever in
    certain circumstances in the tsens driver (Ansuel Smith).
 
  - Add DT binding for the reset lines and use them in the rockchip
    sensor driver (Johan Jonker).
 
  - Add new uniphier NX1 SoC temperature sensor (Kunihiko Hayashi).
 
  - Save and restore the TCC value in the int340x driver (Antoine
    Tenart).
 
  - Deprecate the writability of the cooling device state sysfs file
    and the user space governor (Daniel Lezcano).
 
  - Delete bogus length check in int340x (Dan Carpenter).
 
  - Use bitmap_zalloc/bitmap_free when applicable in intel_powerclamp
    (Christophe JAILLET).
 
  - Move thermal ABI documentation to Documentation/ABI (Mauro Carvalho
    Chehab).
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Merge tag 'thermal-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull thermal control updates from Rafael Wysocki:
 "These extend the thermal trip point crossing notifications sent via
  netlink to contain the temperature causing the trip point to be
  crossed, deprecate the user space thermal governor, add new DT
  bindings to drivers, move ABI documentation to Documentation/ABI, fix
  assorted issues and clean up code.

  Specifics:

   - Constify a variable in thermal MMIO driver (Rikard Falkeborn).

   - Add the current temperature in the netlink message when crossing a
     trip point in order to prevent useless back and forth reading from
     userspace (Daniel Lezcano).

   - Add support for the 'HC' variant on PM8998 PMIC in order to support
     VADC channels on recent QCom boards (Bjorn Andersson).

   - Add support for calibration values from hardware when they are
     fused (Niklas Söderlund).

   - Fix NULL pointer dereference in the thermal_release callback when
     an error occurs in the thermal_zone_device_register() (Yuanzheng
     Song).

   - Fix use-after-free in __thermal_cooling_device_register() in the
     error path (Ziyang Xuan).

   - Fix compilation of the LMh driver when CONFIG_QCOM_SCM is not set
     (Jackie Liu).

   - Add timeout when reading a register that can block forever in
     certain circumstances in the tsens driver (Ansuel Smith).

   - Add DT binding for the reset lines and use them in the rockchip
     sensor driver (Johan Jonker).

   - Add new uniphier NX1 SoC temperature sensor (Kunihiko Hayashi).

   - Save and restore the TCC value in the int340x driver (Antoine
     Tenart).

   - Deprecate the writability of the cooling device state sysfs file
     and the user space governor (Daniel Lezcano).

   - Delete bogus length check in int340x (Dan Carpenter).

   - Use bitmap_zalloc/bitmap_free when applicable in intel_powerclamp
     (Christophe JAILLET).

   - Move thermal ABI documentation to Documentation/ABI (Mauro Carvalho
     Chehab)"

* tag 'thermal-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (21 commits)
  thermal/core: Deprecate changing cooling device state from userspace
  thermal/core: Make the userspace governor deprecated
  thermal/drivers/int340x: Improve the tcc offset saving for suspend/resume
  thermal/drivers/uniphier: Add compatible string for NX1 SoC
  dt-bindings: thermal: uniphier: Add binding for NX1 SoC
  thermal/drivers/rockchip_thermal: Allow more resets for tsadc node
  dt-bindings: thermal: remove redundant comments from rockchip-thermal.yaml
  dt-bindings: thermal: allow more resets for tsadc node in rockchip-thermal.yaml
  thermal/drivers/tsens: Add timeout to get_temp_tsens_valid
  thermal/drivers/qcom/lmh: make QCOM_LMH depends on QCOM_SCM
  thermal/core: fix a UAF bug in __thermal_cooling_device_register()
  thermal/core: Fix null pointer dereference in thermal_release()
  thermal: rcar_gen3_thermal: Read calibration from hardware
  thermal: rcar_gen3_thermal: Store thcode and ptat in priv data
  thermal/drivers/qcom/spmi-adc-tm5: Add support for HC variant
  dt-bindings: thermal: qcom: add HC variant of adc-thermal monitor bindings
  thermal: Move ABI documentation to Documentation/ABI
  thermal/drivers/netlink: Add the temperature when crossing a trip point
  thermal/drivers/thermal_mmio: Constify static struct thermal_mmio_ops
  thermal: int340x: delete bogus length check
  ...
2021-11-02 16:18:04 -07:00
Linus Torvalds
c150d66bd5 integrity-v5.16
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Merge tag 'integrity-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity

Pull integrity subsystem updates from Mimi Zohar:
 "Other than the new gid IMA policy rule support and the RCU locking
  fix, the couple of remaining changes are minor/trivial (e.g.
  __ro_after_init, replacing strscpy)"

* tag 'integrity-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity:
  evm: mark evm_fixmode as __ro_after_init
  ima: Use strscpy instead of strlcpy
  ima_policy: Remove duplicate 'the' in docs comment
  ima: add gid support
  ima: fix uid code style problems
  ima: fix deadlock when traversing "ima_default_rules".
2021-11-02 10:51:28 -07:00
Linus Torvalds
fc02cb2b37 Core:
- Remove socket skb caches
 
  - Add a SO_RESERVE_MEM socket op to forward allocate buffer space
    and avoid memory accounting overhead on each message sent
 
  - Introduce managed neighbor entries - added by control plane and
    resolved by the kernel for use in acceleration paths (BPF / XDP
    right now, HW offload users will benefit as well)
 
  - Make neighbor eviction on link down controllable by userspace
    to work around WiFi networks with bad roaming implementations
 
  - vrf: Rework interaction with netfilter/conntrack
 
  - fq_codel: implement L4S style ce_threshold_ect1 marking
 
  - sch: Eliminate unnecessary RCU waits in mini_qdisc_pair_swap()
 
 BPF:
 
  - Add support for new btf kind BTF_KIND_TAG, arbitrary type tagging
    as implemented in LLVM14
 
  - Introduce bpf_get_branch_snapshot() to capture Last Branch Records
 
  - Implement variadic trace_printk helper
 
  - Add a new Bloomfilter map type
 
  - Track <8-byte scalar spill and refill
 
  - Access hw timestamp through BPF's __sk_buff
 
  - Disallow unprivileged BPF by default
 
  - Document BPF licensing
 
 Netfilter:
 
  - Introduce egress hook for looking at raw outgoing packets
 
  - Allow matching on and modifying inner headers / payload data
 
  - Add NFT_META_IFTYPE to match on the interface type either from
    ingress or egress
 
 Protocols:
 
  - Multi-Path TCP:
    - increase default max additional subflows to 2
    - rework forward memory allocation
    - add getsockopts: MPTCP_INFO, MPTCP_TCPINFO, MPTCP_SUBFLOW_ADDRS
 
  - MCTP flow support allowing lower layer drivers to configure msg
    muxing as needed
 
  - Automatic Multicast Tunneling (AMT) driver based on RFC7450
 
  - HSR support the redbox supervision frames (IEC-62439-3:2018)
 
  - Support for the ip6ip6 encapsulation of IOAM
 
  - Netlink interface for CAN-FD's Transmitter Delay Compensation
 
  - Support SMC-Rv2 eliminating the current same-subnet restriction,
    by exploiting the UDP encapsulation feature of RoCE adapters
 
  - TLS: add SM4 GCM/CCM crypto support
 
  - Bluetooth: initial support for link quality and audio/codec
    offload
 
 Driver APIs:
 
  - Add a batched interface for RX buffer allocation in AF_XDP
    buffer pool
 
  - ethtool: Add ability to control transceiver modules' power mode
 
  - phy: Introduce supported interfaces bitmap to express MAC
    capabilities and simplify PHY code
 
  - Drop rtnl_lock from DSA .port_fdb_{add,del} callbacks
 
 New drivers:
 
  - WiFi driver for Realtek 8852AE 802.11ax devices (rtw89)
 
  - Ethernet driver for ASIX AX88796C SPI device (x88796c)
 
 Drivers:
 
  - Broadcom PHYs
    - support 72165, 7712 16nm PHYs
    - support IDDQ-SR for additional power savings
 
  - PHY support for QCA8081, QCA9561 PHYs
 
  - NXP DPAA2: support for IRQ coalescing
 
  - NXP Ethernet (enetc): support for software TCP segmentation
 
  - Renesas Ethernet (ravb) - support DMAC and EMAC blocks of
    Gigabit-capable IP found on RZ/G2L SoC
 
  - Intel 100G Ethernet
    - support for eswitch offload of TC/OvS flow API, including
      offload of GRE, VxLAN, Geneve tunneling
    - support application device queues - ability to assign Rx and Tx
      queues to application threads
    - PTP and PPS (pulse-per-second) extensions
 
  - Broadcom Ethernet (bnxt)
    - devlink health reporting and device reload extensions
 
  - Mellanox Ethernet (mlx5)
    - offload macvlan interfaces
    - support HW offload of TC rules involving OVS internal ports
    - support HW-GRO and header/data split
    - support application device queues
 
  - Marvell OcteonTx2:
    - add XDP support for PF
    - add PTP support for VF
 
  - Qualcomm Ethernet switch (qca8k): support for QCA8328
 
  - Realtek Ethernet DSA switch (rtl8366rb)
    - support bridge offload
    - support STP, fast aging, disabling address learning
    - support for Realtek RTL8365MB-VC, a 4+1 port 10M/100M/1GE switch
 
  - Mellanox Ethernet/IB switch (mlxsw)
    - multi-level qdisc hierarchy offload (e.g. RED, prio and shaping)
    - offload root TBF qdisc as port shaper
    - support multiple routing interface MAC address prefixes
    - support for IP-in-IP with IPv6 underlay
 
  - MediaTek WiFi (mt76)
    - mt7921 - ASPM, 6GHz, SDIO and testmode support
    - mt7915 - LED and TWT support
 
  - Qualcomm WiFi (ath11k)
    - include channel rx and tx time in survey dump statistics
    - support for 80P80 and 160 MHz bandwidths
    - support channel 2 in 6 GHz band
    - spectral scan support for QCN9074
    - support for rx decapsulation offload (data frames in 802.3
      format)
 
  - Qualcomm phone SoC WiFi (wcn36xx)
    - enable Idle Mode Power Save (IMPS) to reduce power consumption
      during idle
 
  - Bluetooth driver support for MediaTek MT7922 and MT7921
 
  - Enable support for AOSP Bluetooth extension in Qualcomm WCN399x
    and Realtek 8822C/8852A
 
  - Microsoft vNIC driver (mana)
    - support hibernation and kexec
 
  - Google vNIC driver (gve)
    - support for jumbo frames
    - implement Rx page reuse
 
 Refactor:
 
  - Make all writes to netdev->dev_addr go thru helpers, so that we
    can add this address to the address rbtree and handle the updates
 
  - Various TCP cleanups and optimizations including improvements
    to CPU cache use
 
  - Simplify the gnet_stats, Qdisc stats' handling and remove
    qdisc->running sequence counter
 
  - Driver changes and API updates to address devlink locking
    deficiencies
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-next-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:
 "Core:

   - Remove socket skb caches

   - Add a SO_RESERVE_MEM socket op to forward allocate buffer space and
     avoid memory accounting overhead on each message sent

   - Introduce managed neighbor entries - added by control plane and
     resolved by the kernel for use in acceleration paths (BPF / XDP
     right now, HW offload users will benefit as well)

   - Make neighbor eviction on link down controllable by userspace to
     work around WiFi networks with bad roaming implementations

   - vrf: Rework interaction with netfilter/conntrack

   - fq_codel: implement L4S style ce_threshold_ect1 marking

   - sch: Eliminate unnecessary RCU waits in mini_qdisc_pair_swap()

  BPF:

   - Add support for new btf kind BTF_KIND_TAG, arbitrary type tagging
     as implemented in LLVM14

   - Introduce bpf_get_branch_snapshot() to capture Last Branch Records

   - Implement variadic trace_printk helper

   - Add a new Bloomfilter map type

   - Track <8-byte scalar spill and refill

   - Access hw timestamp through BPF's __sk_buff

   - Disallow unprivileged BPF by default

   - Document BPF licensing

  Netfilter:

   - Introduce egress hook for looking at raw outgoing packets

   - Allow matching on and modifying inner headers / payload data

   - Add NFT_META_IFTYPE to match on the interface type either from
     ingress or egress

  Protocols:

   - Multi-Path TCP:
      - increase default max additional subflows to 2
      - rework forward memory allocation
      - add getsockopts: MPTCP_INFO, MPTCP_TCPINFO, MPTCP_SUBFLOW_ADDRS

   - MCTP flow support allowing lower layer drivers to configure msg
     muxing as needed

   - Automatic Multicast Tunneling (AMT) driver based on RFC7450

   - HSR support the redbox supervision frames (IEC-62439-3:2018)

   - Support for the ip6ip6 encapsulation of IOAM

   - Netlink interface for CAN-FD's Transmitter Delay Compensation

   - Support SMC-Rv2 eliminating the current same-subnet restriction, by
     exploiting the UDP encapsulation feature of RoCE adapters

   - TLS: add SM4 GCM/CCM crypto support

   - Bluetooth: initial support for link quality and audio/codec offload

  Driver APIs:

   - Add a batched interface for RX buffer allocation in AF_XDP buffer
     pool

   - ethtool: Add ability to control transceiver modules' power mode

   - phy: Introduce supported interfaces bitmap to express MAC
     capabilities and simplify PHY code

   - Drop rtnl_lock from DSA .port_fdb_{add,del} callbacks

  New drivers:

   - WiFi driver for Realtek 8852AE 802.11ax devices (rtw89)

   - Ethernet driver for ASIX AX88796C SPI device (x88796c)

  Drivers:

   - Broadcom PHYs
      - support 72165, 7712 16nm PHYs
      - support IDDQ-SR for additional power savings

   - PHY support for QCA8081, QCA9561 PHYs

   - NXP DPAA2: support for IRQ coalescing

   - NXP Ethernet (enetc): support for software TCP segmentation

   - Renesas Ethernet (ravb) - support DMAC and EMAC blocks of
     Gigabit-capable IP found on RZ/G2L SoC

   - Intel 100G Ethernet
      - support for eswitch offload of TC/OvS flow API, including
        offload of GRE, VxLAN, Geneve tunneling
      - support application device queues - ability to assign Rx and Tx
        queues to application threads
      - PTP and PPS (pulse-per-second) extensions

   - Broadcom Ethernet (bnxt)
      - devlink health reporting and device reload extensions

   - Mellanox Ethernet (mlx5)
      - offload macvlan interfaces
      - support HW offload of TC rules involving OVS internal ports
      - support HW-GRO and header/data split
      - support application device queues

   - Marvell OcteonTx2:
      - add XDP support for PF
      - add PTP support for VF

   - Qualcomm Ethernet switch (qca8k): support for QCA8328

   - Realtek Ethernet DSA switch (rtl8366rb)
      - support bridge offload
      - support STP, fast aging, disabling address learning
      - support for Realtek RTL8365MB-VC, a 4+1 port 10M/100M/1GE switch

   - Mellanox Ethernet/IB switch (mlxsw)
      - multi-level qdisc hierarchy offload (e.g. RED, prio and shaping)
      - offload root TBF qdisc as port shaper
      - support multiple routing interface MAC address prefixes
      - support for IP-in-IP with IPv6 underlay

   - MediaTek WiFi (mt76)
      - mt7921 - ASPM, 6GHz, SDIO and testmode support
      - mt7915 - LED and TWT support

   - Qualcomm WiFi (ath11k)
      - include channel rx and tx time in survey dump statistics
      - support for 80P80 and 160 MHz bandwidths
      - support channel 2 in 6 GHz band
      - spectral scan support for QCN9074
      - support for rx decapsulation offload (data frames in 802.3
        format)

   - Qualcomm phone SoC WiFi (wcn36xx)
      - enable Idle Mode Power Save (IMPS) to reduce power consumption
        during idle

   - Bluetooth driver support for MediaTek MT7922 and MT7921

   - Enable support for AOSP Bluetooth extension in Qualcomm WCN399x and
     Realtek 8822C/8852A

   - Microsoft vNIC driver (mana)
      - support hibernation and kexec

   - Google vNIC driver (gve)
      - support for jumbo frames
      - implement Rx page reuse

  Refactor:

   - Make all writes to netdev->dev_addr go thru helpers, so that we can
     add this address to the address rbtree and handle the updates

   - Various TCP cleanups and optimizations including improvements to
     CPU cache use

   - Simplify the gnet_stats, Qdisc stats' handling and remove
     qdisc->running sequence counter

   - Driver changes and API updates to address devlink locking
     deficiencies"

* tag 'net-next-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2122 commits)
  Revert "net: avoid double accounting for pure zerocopy skbs"
  selftests: net: add arp_ndisc_evict_nocarrier
  net: ndisc: introduce ndisc_evict_nocarrier sysctl parameter
  net: arp: introduce arp_evict_nocarrier sysctl parameter
  libbpf: Deprecate AF_XDP support
  kbuild: Unify options for BTF generation for vmlinux and modules
  selftests/bpf: Add a testcase for 64-bit bounds propagation issue.
  bpf: Fix propagation of signed bounds from 64-bit min/max into 32-bit.
  bpf: Fix propagation of bounds from 64-bit min/max into 32-bit and var_off.
  net: vmxnet3: remove multiple false checks in vmxnet3_ethtool.c
  net: avoid double accounting for pure zerocopy skbs
  tcp: rename sk_wmem_free_skb
  netdevsim: fix uninit value in nsim_drv_configure_vfs()
  selftests/bpf: Fix also no-alu32 strobemeta selftest
  bpf: Add missing map_delete_elem method to bloom filter map
  selftests/bpf: Add bloom map success test for userspace calls
  bpf: Add alignment padding for "map_extra" + consolidate holes
  bpf: Bloom filter map naming fixups
  selftests/bpf: Add test cases for struct_ops prog
  bpf: Add dummy BPF STRUCT_OPS for test purpose
  ...
2021-11-02 06:20:58 -07:00
Daeho Jeong
6691d940b0 f2fs: introduce fragment allocation mode mount option
Added two options into "mode=" mount option to make it possible for
developers to simulate filesystem fragmentation/after-GC situation
itself. The developers use these modes to understand filesystem
fragmentation/after-GC condition well, and eventually get some
insights to handle them better.

"fragment:segment": f2fs allocates a new segment in ramdom position.
		With this, we can simulate the after-GC condition.
"fragment:block" : We can scatter block allocation with
		"max_fragment_chunk" and "max_fragment_hole" sysfs
		nodes. f2fs will allocate 1..<max_fragment_chunk>
		blocks in a chunk and make a hole in the length of
		1..<max_fragment_hole> by turns	in a newly allocated
		free segment. Plus, this mode implicitly enables
		"fragment:segment" option for more randomness.

Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2021-10-26 14:04:30 -07:00
Greg Kroah-Hartman
0e53a9e038 soundwire updates for 5.16-rc1
- Update on sysfs wildcard documentation
  - debugfs update for core and qcom driver
  - invalid slave pointer fix for bus
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Merge tag 'soundwire-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire into char-misc-next

Vinod writes:

soundwire updates for 5.16-rc1

 - Update on sysfs wildcard documentation
 - debugfs update for core and qcom driver
 - invalid slave pointer fix for bus

* tag 'soundwire-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire:
  soundwire: qcom: add debugfs entry for soundwire register dump
  soundwire: bus: stop dereferencing invalid slave pointer
  ABI: sysfs-bus-soundwire-slave: use wildcards on What definitions
  ABI: sysfs-bus-soundwire-master: use wildcards on What definitions
  soundwire: debugfs: use controller id and link_id for debugfs
2021-10-25 08:52:44 +02:00
Chia-Wei Wang
c6807970c3
soc: aspeed: Add UART routing support
Add driver support for the UART routing control. Users can perform
runtime configuration of the RX muxes among the UART controllers and
the UART IO pins.

The sysfs interface is also exported for the convenience of routing paths
check and update.

Signed-off-by: Oskar Senft <osk@google.com>
Signed-off-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Tested-by: Lei YU <yulei.sh@bytedance.com>
Link: https://lore.kernel.org/r/20210927023053.6728-5-chiawei_wang@aspeedtech.com
Link: https://lore.kernel.org/r/20211022000616.481772-1-joel@jms.id.au'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-22 17:32:09 +02:00
Jonathan Corbet
164e32717c docs: ABI: fix documentation warning in sysfs-driver-mlxreg-io
The use of a Sphinx list within this ABI file caused the following warning:

  Documentation/ABI/stable/sysfs-driver-mlxreg-io:230: WARNING: Unexpected indentation.
  Documentation/ABI/stable/sysfs-driver-mlxreg-io:230: WARNING: Block quote ends without a blank line; unexpected unindent.

Remove the bullets to make the warning go away and get proper formatting.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-10-22 10:57:11 +02:00
Greg Kroah-Hartman
b1f4c00e41 FSI changes for v5.16
- SBEFIFO usersapce interfaces to perform FFDC (First Failure
    Data Capture) and detect timeouts
 
  - A fix to handle multiple messages in flight
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Merge tag 'fsi-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/fsi into char-misc-next

Joel writes:

FSI changes for v5.16

 - SBEFIFO usersapce interfaces to perform FFDC (First Failure
   Data Capture) and detect timeouts

 - A fix to handle multiple messages in flight

* tag 'fsi-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/fsi:
  fsi: sbefifo: Use interruptible mutex locking
  fsi: sbefifo: Add sysfs file indicating a timeout error
  docs: ABI: testing: Document the SBEFIFO timeout interface
  hwmon: (occ) Provide the SBEFIFO FFDC in binary sysfs
  docs: ABI: testing: Document the OCC hwmon FFDC binary interface
  fsi: occ: Store the SBEFIFO FFDC in the user response buffer
  fsi: occ: Use a large buffer for responses
  hwmon: (occ) Remove sequence numbering and checksum calculation
  fsi: occ: Force sequence numbering per OCC
2021-10-22 09:45:59 +02:00
Eddie James
9a93de620e docs: ABI: testing: Document the SBEFIFO timeout interface
Add documentation for the new sysfs entry that indicates whether or not
the SBE has timed out.

Signed-off-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20211019211749.38059-2-eajames@linux.ibm.com
Signed-off-by: Joel Stanley <joel@jms.id.au>
2021-10-22 09:54:33 +10:30
Eddie James
4cf400e120 docs: ABI: testing: Document the OCC hwmon FFDC binary interface
Add documentation for the new binary sysfs that will dump the SBEFIFO
FFDC.

Signed-off-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20211019205307.36946-4-eajames@linux.ibm.com
Signed-off-by: Joel Stanley <joel@jms.id.au>
2021-10-22 09:54:32 +10:30
Steffen Maier
7b5f801231 block: add documentation for inflight
Complements v2.6.32 commit a9327cac44 ("Seperate read and write
statistics of in_flight requests") and commit 316d315bff ("block:
Seperate read and write statistics of in_flight requests v2").

Signed-off-by: Steffen Maier <maier@linux.ibm.com>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Link: https://lore.kernel.org/r/20211019130230.77594-1-maier@linux.ibm.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-10-19 15:03:42 -06:00
Greg Kroah-Hartman
6bce28cb49 First set of IIO new device and feature support for the 5.16 cycle
Counter subsystem changes now sent separately.
 
 This has been a busy cycle, so lots here and a few more stragglers to
 come next week.
 
 Big new feature in this cycle is probably output buffer support.
 This has been in the works for a very long time so it's great to see
 Mihail pick up the challenge and build upon his predecessors work to finally
 bring this feature to mainline.
 
 New device support
 ------------------
 
 * adi,adxl313
   - New driver and dt bindings for this low power accelerometer.
 * adi,adxl355
   - New driver and dt bindings for this accelerometer.
   - Later series adds buffer support.
 * asahi-kasei,ak8975
   - Minor additions to driver to support ak09916
 * aspeed,aspeed-adc
   - Substantial rework plus feature additions to add support for the
     ast2600 including a new dt bindings doc.
 * atmel,at91_sama5d2
   - Rework and support introduced for the sama7g5 parts.
 * maxim,max31865
   - New driver and bindings for this RTD temperature sensor chip.
 * nxp,imx8qxp
   - New driver and bindings for the ADC found on the i.MX 8QuadXPlus Soc.
 * senseair,sunrise
   - New driver and bindings for this family of carbon dioxide gas sensors.
 * sensiron,scd4x
   - New driver and bindings for this carbon dioxide gas sensor.
 
 New features
 ------------
 
 * Output buffer support.  Works in a similar fashion to input buffers, but
   in this case userspace pushes data into the kfifo which is then drained
   to the device when a trigger occurs.  Support added to the ad5766 DAC
   driver.
 * Core, devm_iio_map_array_register() to avoid need for
   devm_add_action_or_reset() based cleanup in fully managed allocation
   drivers.
 * Core iio_push_to_buffers_with_ts_unaligned() function to safely handle a
   few drivers where it really hard to ensure the correct data alignment in
   an iio_push_to_buffers_with_timestamp() call. Note this uses a bounce
   buffer so should be avoided whenever possible.  Used in the ti,adc108s102,
   invense,mpu3050 and adi,adis16400.  This closes the last   known set
   of drivers with alignment issues at this interface.
 * maxim,max1027
   - Substantial rework to this driver main target of which was supporting
     use of other triggers than it's own EOC interrupt.
   - Transfer optimization.
 * nxp,fxls8962af
   - Threshold even support including using it as a wakeup source.
 
 Cleanups, minor fixes etc
 -------------------------
 
 Chances of a common type to multiple drivers:
 
 * devm_ conversion and drop of .remove() callbacks in:
   - adi,ad5064
   - adi,ad7291
   - adi,ad7303
   - adi,ad7746
   - adi,ad9832
   - adi,adis16080
   - dialog,da9150-gpadc
   - intel,mrfld_adc
   - marvell,berlin2
   - maxim,max1363
   - maxim,max44000
   - nuvoton,nau7802
   - st_sensors (includes a lot of rework!)
   - ti,ads8344
   - ti,lp8788
 
 * devm_platform_ioremap_resource() used to reduce boilerplate
   - cirrus,ep93xx
   - rockchip,saradc
   - stm,stm32-dac
 
 * Use dev_err_probe() in more places to both not print on deferred probe and
   ensure a reason for the deferral is available for debug purposes.
   - adi,ad8801
   - capella,cm36651
   - linear,ltc1660
   - maxim,ds4424
   - maxim,max5821
   - microchip,mcp4922
   - nxp,lpc18xx
   - onnn,noa1305
   - st,lsm9ds0
   - st,st_sensors
   - st,stm32-dac
   - ti,afe4403
   - ti,afe4404
   - ti,dac7311
 
 * Drop error returns in SPI and I2C remove() functions as they are ignored and
   long term plan is to change these all over to returning void. In some cases
   these patches just make it 'obvious' they always return 0 where it was the
   case before but not easy to tell.
   - adi,ad5380
   - adi,ad5446
   - adi,ad5686
   - adi,ad5592r
   - bosch,bma400
   - bosch,bmc150
   - fsl,mma7455
   - honeywell,hmc5843
   - kionix,kxsd9
   - maxim,max5487
   - meas,ms5611
   - ti,afe4403
 
 Driver specific changes
 
 * adi,ad5770r
   - Bring driver inline with documented bindings.
 * adi,ad7746
   - Trivial style fix
 * adi,ad7949
   - Express some magic values as the underlying parts via new #defines.
   - Make it work with SPI controllers that don't support 14 or 16 bit messages
   - Support selection of voltage reference from dt including expanding the
     dt-bindings to cover this new functionality.
 * adi,ad799x
   - Implement selection of external reference voltage on AD7991, AD7995 and
     AD7999.
   - Add missing dt-bindings doc for devices supported by this driver.
 * adi,adislib
   - Move interrupt startup to better location in startup flow.
   - Handle devices that cannot mask/unmask the drdy pin and must instead mask
     at the interrupt controller.  Applies to the adis16460 and adis16475 from
     which we then drop equivalent code.
 * adi,ltc2983
   - Add support for optional reset pin.
   - Fail to probe if no channels specified in dt binding.
 * asahi-kasei,ak8975
   - dt-binding additions of missing vid-supply regulator.
 * aspeed,aspeed-adc
   - Typo fix.
 * fsl,mma7660
   - Mark acpi_device_id table __maybe_unused to avoid build warning.
 * fsl,imx25-gcq
   - Avoid initializing regulators that aren't used.
 * invensense,mpu3050
   - Drop a dead protection against a clash with the old input driver.
 * invensense,mpu6050
   - Rework code to not use strcpy() and hence avoid possibility of wrong sized
     buffers. Note this wasn't a bug, but the new code is a lot more readable.
   - Mark acpi_device_id table __maybe_unused to avoid build warning.
 * kionix,kxcjk1013
   - dt-binding addition to note it supports interrupts.
 * marvell,berlin2-adc
   - Enable COMPILE_TEST building.
 * maxim,max1027
   - Avoid returning success in an error path.
 * nxp,imx8qxp
   - Fix warning when runtime pm not enabled via __maybe_unused.
 * ricoh,rn5t618
   - Use the new devm_iio_map_array_register() instead of open coding the same.
 * samsung,exynos_adc
   - Improve kconfig help text.
 * st,lsm6dsx
   - Move max_fifo_size into the fifo_ops structure where the other configuration
     parameters are found.
 * st,st_sensors:
   - Reorder to ensure we turn the power off after removing userspace interfaces.
 * senseair,sunrise
   - Add missing I2C dependency.
 * ti,twl6030
   - Small code tidy up.
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Merge tag 'iio-for-5.16a-split-take4' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next

Jonathan writes:

First set of IIO new device and feature support for the 5.16 cycle

Counter subsystem changes now sent separately.

This has been a busy cycle, so lots here and a few more stragglers to
come next week.

Big new feature in this cycle is probably output buffer support.
This has been in the works for a very long time so it's great to see
Mihail pick up the challenge and build upon his predecessors work to finally
bring this feature to mainline.

New device support
------------------

* adi,adxl313
  - New driver and dt bindings for this low power accelerometer.
* adi,adxl355
  - New driver and dt bindings for this accelerometer.
  - Later series adds buffer support.
* asahi-kasei,ak8975
  - Minor additions to driver to support ak09916
* aspeed,aspeed-adc
  - Substantial rework plus feature additions to add support for the
    ast2600 including a new dt bindings doc.
* atmel,at91_sama5d2
  - Rework and support introduced for the sama7g5 parts.
* maxim,max31865
  - New driver and bindings for this RTD temperature sensor chip.
* nxp,imx8qxp
  - New driver and bindings for the ADC found on the i.MX 8QuadXPlus Soc.
* senseair,sunrise
  - New driver and bindings for this family of carbon dioxide gas sensors.
* sensiron,scd4x
  - New driver and bindings for this carbon dioxide gas sensor.

New features
------------

* Output buffer support.  Works in a similar fashion to input buffers, but
  in this case userspace pushes data into the kfifo which is then drained
  to the device when a trigger occurs.  Support added to the ad5766 DAC
  driver.
* Core, devm_iio_map_array_register() to avoid need for
  devm_add_action_or_reset() based cleanup in fully managed allocation
  drivers.
* Core iio_push_to_buffers_with_ts_unaligned() function to safely handle a
  few drivers where it really hard to ensure the correct data alignment in
  an iio_push_to_buffers_with_timestamp() call. Note this uses a bounce
  buffer so should be avoided whenever possible.  Used in the ti,adc108s102,
  invense,mpu3050 and adi,adis16400.  This closes the last   known set
  of drivers with alignment issues at this interface.
* maxim,max1027
  - Substantial rework to this driver main target of which was supporting
    use of other triggers than it's own EOC interrupt.
  - Transfer optimization.
* nxp,fxls8962af
  - Threshold even support including using it as a wakeup source.

Cleanups, minor fixes etc
-------------------------

Chances of a common type to multiple drivers:

* devm_ conversion and drop of .remove() callbacks in:
  - adi,ad5064
  - adi,ad7291
  - adi,ad7303
  - adi,ad7746
  - adi,ad9832
  - adi,adis16080
  - dialog,da9150-gpadc
  - intel,mrfld_adc
  - marvell,berlin2
  - maxim,max1363
  - maxim,max44000
  - nuvoton,nau7802
  - st_sensors (includes a lot of rework!)
  - ti,ads8344
  - ti,lp8788

* devm_platform_ioremap_resource() used to reduce boilerplate
  - cirrus,ep93xx
  - rockchip,saradc
  - stm,stm32-dac

* Use dev_err_probe() in more places to both not print on deferred probe and
  ensure a reason for the deferral is available for debug purposes.
  - adi,ad8801
  - capella,cm36651
  - linear,ltc1660
  - maxim,ds4424
  - maxim,max5821
  - microchip,mcp4922
  - nxp,lpc18xx
  - onnn,noa1305
  - st,lsm9ds0
  - st,st_sensors
  - st,stm32-dac
  - ti,afe4403
  - ti,afe4404
  - ti,dac7311

* Drop error returns in SPI and I2C remove() functions as they are ignored and
  long term plan is to change these all over to returning void. In some cases
  these patches just make it 'obvious' they always return 0 where it was the
  case before but not easy to tell.
  - adi,ad5380
  - adi,ad5446
  - adi,ad5686
  - adi,ad5592r
  - bosch,bma400
  - bosch,bmc150
  - fsl,mma7455
  - honeywell,hmc5843
  - kionix,kxsd9
  - maxim,max5487
  - meas,ms5611
  - ti,afe4403

Driver specific changes

* adi,ad5770r
  - Bring driver inline with documented bindings.
* adi,ad7746
  - Trivial style fix
* adi,ad7949
  - Express some magic values as the underlying parts via new #defines.
  - Make it work with SPI controllers that don't support 14 or 16 bit messages
  - Support selection of voltage reference from dt including expanding the
    dt-bindings to cover this new functionality.
* adi,ad799x
  - Implement selection of external reference voltage on AD7991, AD7995 and
    AD7999.
  - Add missing dt-bindings doc for devices supported by this driver.
* adi,adislib
  - Move interrupt startup to better location in startup flow.
  - Handle devices that cannot mask/unmask the drdy pin and must instead mask
    at the interrupt controller.  Applies to the adis16460 and adis16475 from
    which we then drop equivalent code.
* adi,ltc2983
  - Add support for optional reset pin.
  - Fail to probe if no channels specified in dt binding.
* asahi-kasei,ak8975
  - dt-binding additions of missing vid-supply regulator.
* aspeed,aspeed-adc
  - Typo fix.
* fsl,mma7660
  - Mark acpi_device_id table __maybe_unused to avoid build warning.
* fsl,imx25-gcq
  - Avoid initializing regulators that aren't used.
* invensense,mpu3050
  - Drop a dead protection against a clash with the old input driver.
* invensense,mpu6050
  - Rework code to not use strcpy() and hence avoid possibility of wrong sized
    buffers. Note this wasn't a bug, but the new code is a lot more readable.
  - Mark acpi_device_id table __maybe_unused to avoid build warning.
* kionix,kxcjk1013
  - dt-binding addition to note it supports interrupts.
* marvell,berlin2-adc
  - Enable COMPILE_TEST building.
* maxim,max1027
  - Avoid returning success in an error path.
* nxp,imx8qxp
  - Fix warning when runtime pm not enabled via __maybe_unused.
* ricoh,rn5t618
  - Use the new devm_iio_map_array_register() instead of open coding the same.
* samsung,exynos_adc
  - Improve kconfig help text.
* st,lsm6dsx
  - Move max_fifo_size into the fifo_ops structure where the other configuration
    parameters are found.
* st,st_sensors:
  - Reorder to ensure we turn the power off after removing userspace interfaces.
* senseair,sunrise
  - Add missing I2C dependency.
* ti,twl6030
  - Small code tidy up.

* tag 'iio-for-5.16a-split-take4' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (148 commits)
  iio: imx8qxp-adc: mark PM functions as __maybe_unused
  iio: pressure: ms5611: Make ms5611_remove() return void
  iio: potentiometer: max5487: Don't return an error in .remove()
  iio: magn: hmc5843: Make hmc5843_common_remove() return void
  iio: health: afe4403: Don't return an error in .remove()
  iio: dac: ad5686: Make ad5686_remove() return void
  iio: dac: ad5592r: Make ad5592r_remove() return void
  iio: dac: ad5446: Make ad5446_remove() return void
  iio: dac: ad5380: Make ad5380_remove() return void
  iio: accel: mma7455: Make mma7455_core_remove() return void
  iio: accel: kxsd9: Make kxsd9_common_remove() return void
  iio: accel: bmi088: Make bmi088_accel_core_remove() return void
  iio: accel: bmc150: Make bmc150_accel_core_remove() return void
  iio: accel: bma400: Make bma400_remove() return void
  drivers:iio:dac:ad5766.c: Add trigger buffer
  iio: triggered-buffer: extend support to configure output buffers
  iio: kfifo-buffer: Add output buffer support
  iio: Add output buffer support
  iio: documentation: Document scd4x calibration use
  drivers: iio: chemical: Add support for Sensirion SCD4x CO2 sensor
  ...
2021-10-19 11:44:28 +02:00
Vadim Pasternak
5b0a315c3d Documentation/ABI: Add new line card attributes for mlxreg-io sysfs interfaces
Add documentation for the new attributes for line cards:
- CPLDs versioning.
- Write protection control for 'nvram' devices.
- Line card reset reasons.
- Enabling burning of FPGA and CPLDs.
- Enabling burning of FPGA and gearbox SPI flashes,
- Enabling power of whole line card.
- Enabling power of QSFP ports equipped on line card.
- The maximum powered required for line card feeding.
- Line card configuration Id.

Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Michael Shych <michaelsh@nvidia.com>
Link: https://lore.kernel.org/r/20211002093238.3771419-10-vadimp@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-10-19 10:54:29 +02:00
Vadim Pasternak
527cd54d49 Documentation/ABI: Add new attributes for mlxreg-io sysfs interfaces
Add documentation for the new attributes:
- "bios_active_image"; "bios_auth_fail"; "bios_upgrade_fail";
  "bios_safe_mode" to represent various BIOS statuses.
- "lc{n}_enable" - for put/release the line card to/from enable state.
- "lc{n}_pwr" - for power on/off the line card.
- "lc{n}_rst_mask" - for line card reset state enforced by ASIC, when
  it sets it due to some abnormal ASIC behavior.
- "psu3_on"; "psu4_on" - for connection/disconnection power supply unit
  to/from the power source.
- "pm_mgmt_en" - for setting power management control ownership. When
  power management control is provided by hardware, it means that
  hardware will automatically power off one or more line cards in case
  system power budget is under power required for feeding all powered
  on line cards. It could be a case, when some of power units lost
  power good state.
- "shutdown_unlock" - for unlocking system after hardware or firmware
  thermal shutdown, which causes locking of the all interfaces to ASIC.

Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Michael Shych <michaelsh@nvidia.com>
Link: https://lore.kernel.org/r/20211002093238.3771419-9-vadimp@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-10-19 10:41:56 +02:00
Greg Kroah-Hartman
be24dd486d This tag contains habanalabs driver changes for v5.16:
- Add a new uAPI (under the memory ioctl) to request from the driver
   to export a DMA-BUF object that represents a memory region on
   the device's DRAM. This is needed to enable peer-to-peer over PCIe
   between habana device and an RDMA adapter (e.g. mlnx5 or efa
   rdma adapter).
 
 - Add debugfs node to dynamically configure CS timeout. Up until now,
   it was only configurable through kernel module parameter.
 
 - Fetch more comprehensive power information from the firmware.
 
 - Always take timestamp when waiting for user interrupt, as the user
   needs that information to optimize the graph runtime compilation.
 
 - Modify user interrupt to look on 64-bit user value as fence, instead
   of 32-bit.
 
 - Bypass reset in case of repeated h/w error event after device reset.
   This is to prevent endless loop of resets to the device.
 
 - Fix several bugs in multi CS completion code.
 
 - Fix race condition in fd close/open.
 
 - Update to latest firmware headers
 
 - Add select CRC32 in kconfig
 
 - Small fixes, cosmetics
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Merge tag 'misc-habanalabs-next-2021-10-18' of https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux into char-misc-next

Oded writes:

This tag contains habanalabs driver changes for v5.16:

- Add a new uAPI (under the memory ioctl) to request from the driver
  to export a DMA-BUF object that represents a memory region on
  the device's DRAM. This is needed to enable peer-to-peer over PCIe
  between habana device and an RDMA adapter (e.g. mlnx5 or efa
  rdma adapter).

- Add debugfs node to dynamically configure CS timeout. Up until now,
  it was only configurable through kernel module parameter.

- Fetch more comprehensive power information from the firmware.

- Always take timestamp when waiting for user interrupt, as the user
  needs that information to optimize the graph runtime compilation.

- Modify user interrupt to look on 64-bit user value as fence, instead
  of 32-bit.

- Bypass reset in case of repeated h/w error event after device reset.
  This is to prevent endless loop of resets to the device.

- Fix several bugs in multi CS completion code.

- Fix race condition in fd close/open.

- Update to latest firmware headers

- Add select CRC32 in kconfig

- Small fixes, cosmetics

* tag 'misc-habanalabs-next-2021-10-18' of https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux: (25 commits)
  habanalabs: refactor fence handling in hl_cs_poll_fences
  habanalabs: context cleanup cosmetics
  habanalabs: simplify wait for interrupt with timestamp flow
  habanalabs: initialize hpriv fields before adding new node
  habanalabs: Unify frequency set/get functionality
  habanalabs: select CRC32
  habanalabs: add support for dma-buf exporter
  habanalabs: define uAPI to export FD for DMA-BUF
  habanalabs: fix NULL pointer dereference
  habanalabs: fix race condition in multi CS completion
  habanalabs: use only u32
  habanalabs: update firmware files
  habanalabs: bypass reset for continuous h/w error event
  habanalabs: take timestamp on wait for interrupt
  habanalabs: prevent race between fd close/open
  habanalabs: refactor reset log message
  habanalabs: define soft-reset as inference op
  habanalabs: fix debugfs device memory MMU VA translation
  habanalabs: add support for a long interrupt target value
  habanalabs: remove redundant cs validity checks
  ...
2021-10-19 09:37:59 +02:00
Roan van Dijk
d6fa140630 iio: documentation: Document scd4x calibration use
Add entries from Documentation/ABI/testing/sysfs-bus-iio-scd30
to Documentation/ABI/testing/sysfs-bus-iio. The attributes of the scd4x
and scd30 are common.

Remove Documentation/ABI/testing/sysfs-bus-iio-scd30.

Signed-off-by: Roan van Dijk <roan@protonic.nl>
Link: https://lore.kernel.org/r/20211008101706.755942-5-roan@protonic.nl
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:30:44 +01:00
Jacopo Mondi
f840f41fa5 iio: ABI: Document in_concentration_co2_scale
Document the 'in_concentration_co2_scale' standard IIO attribute.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Link: https://lore.kernel.org/r/20210920135413.140310-5-jacopo+renesas@jmondi.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:27:31 +01:00
Jacopo Mondi
c3c780ef76 iio: ABI: docs: Document Senseair Sunrise ABI
Add documentation for the sysfs attributes of the sunrise_co2 driver.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Link: https://lore.kernel.org/r/20210920135413.140310-3-jacopo+renesas@jmondi.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:27:31 +01:00
Barry Song
5e3be666f4 PCI: Document /sys/bus/pci/devices/.../irq
Document /sys/bus/pci/devices/.../irq.

This file contains the IRQ of the INTx interrupt (or zero if the device
doesn't support INTx interrupts).

If the device has enabled MSI (not MSI-X), it contains the first MSI IRQ
instead.  This is a historical mistake because devices may support several
MSI or MSI-X vectors, and this file can't contain them all.  But we
preserve this behavior to avoid breaking userspace.

[bhelgaas: commit log]
Link: https://lore.kernel.org/r/20210825102636.52757-2-21cnbao@gmail.com
Signed-off-by: Barry Song <song.bao.hua@hisilicon.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-18 16:16:28 -05:00
Ofir Bitton
4be9fb5303 habanalabs: add debugfs node for configuring CS timeout
Command submission timeout is currently determined during driver
loading time. As some environments requires this timeout to be
modified in runtime, we introduce a new debugfs node that controls
the timeout value without the need to reload the driver.

Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
2021-10-18 12:05:46 +03:00
William Breathitt Gray
feff17a550 counter: Implement events_queue_size sysfs attribute
The events_queue_size sysfs attribute provides a way for users to
dynamically configure the Counter events queue size for the Counter
character device interface. The size is in number of struct
counter_event data structures. The number of elements will be rounded-up
to a power of 2 due to a requirement of the kfifo_alloc function called
during reallocation of the queue.

Cc: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/c914b2db2ea0a2637633bcc3e86ded3c94783f2e.1632884256.git.vilhelm.gray@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 10:55:01 +01:00
William Breathitt Gray
4bdec61d92 counter: Implement *_component_id sysfs attributes
The Generic Counter chrdev interface expects users to supply component
IDs in order to select extensions for requests. In order for users to
know what component ID belongs to which extension this information must
be exposed. The *_component_id attribute provides a way for users to
discover what component ID belongs to which respective extension.

Cc: David Lechner <david@lechnology.com>
Cc: Gwendal Grignou <gwendal@chromium.org>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/8961a11edbb882fc689e468194f5be75f572443e.1632884256.git.vilhelm.gray@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 10:54:48 +01:00
William Breathitt Gray
bb6264a61d counter: Implement signalZ_action_component_id sysfs attribute
The Generic Counter chrdev interface expects users to supply component
IDs in order to select Synapses for requests. In order for users to know
what component ID belongs to which Synapse this information must be
exposed. The signalZ_action_component_id attribute provides a way for
users to discover what component ID belongs to the respective Synapse.

Cc: Gwendal Grignou <gwendal@chromium.org>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: David Lechner <david@lechnology.com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/a6c81b2f1f5d0b8d59b1ebe4f0fed04914b07547.1632884256.git.vilhelm.gray@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 10:54:36 +01:00
William Breathitt Gray
de8daf30af docs: counter: Update to reflect sysfs internalization
The Counter subsystem architecture and driver implementations have
changed in order to handle Counter sysfs interactions in a more
consistent way. This patch updates the Generic Counter interface
documentation to reflect the changes.

Reviewed-by: David Lechner <david@lechnology.com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/91cded13c0145c0d3d0acfe765a2ccb6c9af7c3b.1630031207.git.vilhelm.gray@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 10:53:23 +01:00
Jonathan Cameron
c5e22feffd topology: Represent clusters of CPUs within a die
Both ACPI and DT provide the ability to describe additional layers of
topology between that of individual cores and higher level constructs
such as the level at which the last level cache is shared.
In ACPI this can be represented in PPTT as a Processor Hierarchy
Node Structure [1] that is the parent of the CPU cores and in turn
has a parent Processor Hierarchy Nodes Structure representing
a higher level of topology.

For example Kunpeng 920 has 6 or 8 clusters in each NUMA node, and each
cluster has 4 cpus. All clusters share L3 cache data, but each cluster
has local L3 tag. On the other hand, each clusters will share some
internal system bus.

+-----------------------------------+                          +---------+
|  +------+    +------+             +--------------------------+         |
|  | CPU0 |    | cpu1 |             |    +-----------+         |         |
|  +------+    +------+             |    |           |         |         |
|                                   +----+    L3     |         |         |
|  +------+    +------+   cluster   |    |    tag    |         |         |
|  | CPU2 |    | CPU3 |             |    |           |         |         |
|  +------+    +------+             |    +-----------+         |         |
|                                   |                          |         |
+-----------------------------------+                          |         |
+-----------------------------------+                          |         |
|  +------+    +------+             +--------------------------+         |
|  |      |    |      |             |    +-----------+         |         |
|  +------+    +------+             |    |           |         |         |
|                                   |    |    L3     |         |         |
|  +------+    +------+             +----+    tag    |         |         |
|  |      |    |      |             |    |           |         |         |
|  +------+    +------+             |    +-----------+         |         |
|                                   |                          |         |
+-----------------------------------+                          |   L3    |
                                                               |   data  |
+-----------------------------------+                          |         |
|  +------+    +------+             |    +-----------+         |         |
|  |      |    |      |             |    |           |         |         |
|  +------+    +------+             +----+    L3     |         |         |
|                                   |    |    tag    |         |         |
|  +------+    +------+             |    |           |         |         |
|  |      |    |      |             |    +-----------+         |         |
|  +------+    +------+             +--------------------------+         |
+-----------------------------------|                          |         |
+-----------------------------------|                          |         |
|  +------+    +------+             +--------------------------+         |
|  |      |    |      |             |    +-----------+         |         |
|  +------+    +------+             |    |           |         |         |
|                                   +----+    L3     |         |         |
|  +------+    +------+             |    |    tag    |         |         |
|  |      |    |      |             |    |           |         |         |
|  +------+    +------+             |    +-----------+         |         |
|                                   |                          |         |
+-----------------------------------+                          |         |
+-----------------------------------+                          |         |
|  +------+    +------+             +--------------------------+         |
|  |      |    |      |             |   +-----------+          |         |
|  +------+    +------+             |   |           |          |         |
|                                   |   |    L3     |          |         |
|  +------+    +------+             +---+    tag    |          |         |
|  |      |    |      |             |   |           |          |         |
|  +------+    +------+             |   +-----------+          |         |
|                                   |                          |         |
+-----------------------------------+                          |         |
+-----------------------------------+                          |         |
|  +------+    +------+             +--------------------------+         |
|  |      |    |      |             |  +-----------+           |         |
|  +------+    +------+             |  |           |           |         |
|                                   |  |    L3     |           |         |
|  +------+    +------+             +--+    tag    |           |         |
|  |      |    |      |             |  |           |           |         |
|  +------+    +------+             |  +-----------+           |         |
|                                   |                          +---------+
+-----------------------------------+

That means spreading tasks among clusters will bring more bandwidth
while packing tasks within one cluster will lead to smaller cache
synchronization latency. So both kernel and userspace will have
a chance to leverage this topology to deploy tasks accordingly to
achieve either smaller cache latency within one cluster or an even
distribution of load among clusters for higher throughput.

This patch exposes cluster topology to both kernel and userspace.
Libraried like hwloc will know cluster by cluster_cpus and related
sysfs attributes. PoC of HWLOC support at [2].

Note this patch only handle the ACPI case.

Special consideration is needed for SMT processors, where it is
necessary to move 2 levels up the hierarchy from the leaf nodes
(thus skipping the processor core level).

Note that arm64 / ACPI does not provide any means of identifying
a die level in the topology but that may be unrelate to the cluster
level.

[1] ACPI Specification 6.3 - section 5.2.29.1 processor hierarchy node
    structure (Type 0)
[2] https://github.com/hisilicon/hwloc/tree/linux-cluster

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Signed-off-by: Barry Song <song.bao.hua@hisilicon.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210924085104.44806-2-21cnbao@gmail.com
2021-10-15 11:25:15 +02:00
Sohaib Mohamed
a4bcbf7191 scsi: Documentation: Fix typo in sysfs-driver-ufs
Remove repeated word: "the The amount"

Link: https://lore.kernel.org/r/20211006154804.135184-1-sohaib.amhmd@gmail.com
Signed-off-by: Sohaib Mohamed <sohaib.amhmd@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-10-12 22:55:29 -04:00
Mauro Carvalho Chehab
10317dda79 ABI: sysfs-platform-intel-pmc: add blank lines to make it valid for ReST
The ReST format requires blank lines before/after identation changes,
for it to properly detect lists.

Fixes: ee7abc105e ("platform/x86: intel_pmc_core: export platform global reset bits via etr3 sysfs file")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/3673e1a255ad4100c933af215b60d68ba126f820.1632740376.git.mchehab+huawei@kernel.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-10-11 14:52:02 +02:00
Mauro Carvalho Chehab
2166cc2657 ABI: sysfs-platform-dell-privacy-wmi: correct ABI entries
As described at Documentation/ABI/README doesn't contain an
Attribute: field.

The way sysfs ABI is supposed to work is that each different
attribute would have a separate file. So, the right way to
map this would be like:

	/sys/.../dell_privacy_supported_type/mic_mute
	/sys/.../dell_privacy_supported_type/camera_shutter

	/sys/.../dell_privacy_current_state/mic_mute
	/sys/.../dell_privacy_current_state/camera_shutter

However, it seems to late to fix that, as this was merged already on
Kernel 5.13, and a change right now would be a regression.

So, instead, let's at least fix the entry to match the expected
format.

While here, fix the format of the contact, which is not a valid
e-mail URL.

This should also fix the current warnings produced when building the
docs:

	Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi:35: WARNING: Unexpected indentation.
	Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi:2: WARNING: Unexpected indentation.

Fixes: 8af9fa37b8 ("platform/x86: dell-privacy: Add support for Dell hardware privacy")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/42846621fdf2bf206feb114d06b14cbc47475fb5.1632740376.git.mchehab+huawei@kernel.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-10-11 14:52:02 +02:00
Curtis Veit
40224c4166 ima: add gid support
IMA currently supports the concept of rules based on uid where the rule
is based on the uid of the file owner or the uid of the user accessing
the file. Provide the ability to have similar rules based on gid.

Signed-off-by: Curtis Veit <veit@vpieng.com>
Co-developed-by: Alex Henrie <alexh@vpitech.com>
Signed-off-by: Alex Henrie <alexh@vpitech.com>
Reviewed-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
2021-10-09 22:17:57 -04:00
Mauro Carvalho Chehab
80da1b508f thermal: Move ABI documentation to Documentation/ABI
The thermal ABI and the internal development details are described in:

	Documentation/driver-api/thermal/sysfs-api.rst

Move the sysfs ABI description to Documentation/ABI, ensuring that
scripts/get_abi.pl will properly parse it.

While here, also update the thermal record in MAINTAINERS to point to
the documentation.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
[ rjw: Changelog end subject edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-10-07 19:25:47 +02:00
Mauro Carvalho Chehab
abcb948db3 ABI: sysfs-devices-system-cpu: use cpuX instead of cpu#
Some What entries here use cpu# as a wildcard, while others
use, instead, cpuX.

As scripts/get_abi.pl doesn't consider "#" as a wildcard,
replace:

	cpu# -> cpuX

inside the file.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/60b1a79189d1a9d9f1c9c9c299770e69b18972fd.1632994837.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-05 16:25:27 +02:00
Mauro Carvalho Chehab
4aa5216cac ABI: sysfs-class-extcon: use uppercase X for wildcards
Uppercase letters X, Y and Z are handled as wildcards by
scripts/get_abi.pl.

We can't do that with lowercase letters, as they're used
everywhere.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/2dfd3f80cea2d0501f6451f2e66000b00fda3346.1632994837.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-05 16:25:22 +02:00
Mauro Carvalho Chehab
365b5d63a5 ABI: sysfs-class-hwmon: add a description for tempY_crit_alarm
Such ABI symbol is currently not described. Document it.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/a14f98e1b23ea14cf14da3c3169955343ec28bbe.1632994837.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-05 16:25:19 +02:00
Mauro Carvalho Chehab
036d6a4e75 ABI: sysfs-class-hwmon: add ABI documentation for it
Move the ABI attributes documentation from:
	Documentation/hwmon/sysfs-interface.rst

in order for it to follow the usual ABI documentation. That
allows script/get_abi.pl to properly handle it.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/5f47619ed882b0b8d1c84b56f7ea17bac0854b77.1632994837.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-05 16:25:16 +02:00
Mauro Carvalho Chehab
bf0cf32191 ABI: sysfs-mce: add 3 missing files
Changeset 62fdac5913 ("x86, mce: Add boot options for corrected errors")
added three more MCE files that are also exposed currently via
sysfs.

Document them.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/f9c13aff3f5a2cae0d4495eccd17f431f3a4c55a.1632994837.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-05 16:24:49 +02:00
Mauro Carvalho Chehab
edfc8730ba ABI: sysfs-mce: add a new ABI file
Reduce the gap of missing ABIs for Intel servers with MCE
by adding a new ABI file.

The contents of this file comes from:
	Documentation/x86/x86_64/machinecheck.rst

Reviewed-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/801a26985e32589eb78ba4b728d3e19fdea18f04.1632994837.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-05 16:24:15 +02:00
Mauro Carvalho Chehab
ccfdcb325f ABI: sysfs-bus-soundwire-slave: use wildcards on What definitions
An "N" upper letter is not a wildcard, nor can easily be identified
by script, specially since the USB sysfs define things like.
bNumInterfaces. Use, instead, <N>, in order to let script/get_abi.pl
to convert it into a Regex.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/416f4a746c116147abb08fb0155a6a4ed065dfd7.1631782432.git.mchehab+huawei@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-10-01 10:06:01 +05:30
Mauro Carvalho Chehab
3733c12ef4 ABI: sysfs-bus-soundwire-master: use wildcards on What definitions
An "N" upper letter is not a wildcard, nor can easily be identified
by script, specially since the USB sysfs define things like.
bNumInterfaces. Use, instead, <N>, in order to let script/get_abi.pl
to convert it into a Regex.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/eb62c19ce92c0dc1a50eb57c1052866256250644.1631782432.git.mchehab+huawei@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-10-01 10:06:01 +05:30
Mauro Carvalho Chehab
654e4d5d3d ABI: sysfs-bus-platform: add modalias description
Define the modalias parameter for platform devices, including
the ones exposed via devicetree.

Acked-by: Barry Song <song.bao.hua@hisilicon.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/9cdebbad008886b1d09f5f3ac5d88bee19f08d97.1632750608.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-09-28 12:48:16 +02:00
Mauro Carvalho Chehab
e080f24795 ABI: sysfs-driver-ufs: Add another What for platform drivers
The current what expressions:
	What:          /sys/bus/platform/drivers/ufshcd/*/...

Doesn't actually match what (some?) platform drivers actually
export. For instance, drivers/scsi/ufs/ufs-hisi.c actually
creates the sysfs struct for ufshcd inside this directory:

	/sys/devices/platform/soc/ff3c0000.ufs

Which has those aliases:

	/sys/devices/virtual/devlink/platform:fff35000.crg_ctrl--platform:ff3c0000.ufs/consumer/
	/sys/bus/platform/drivers/ufshcd-hisi/ff3c0000.ufs/
	/sys/bus/platform/devices/soc/ff3c0000.ufs/
	/sys/bus/platform/devices/ff3c0000.ufs/

So, add another What: for such files that will match the
device ufs entries, e. g.:

	What:          /sys/bus/platform/devices/*.ufs/

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/bc61469964bbcabe38d12aa88f2734d38a8741e5.1632750608.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-09-28 12:48:16 +02:00
Mauro Carvalho Chehab
3a0d390bd5 ABI: obsolete/sysfs-bus-iio: add some missing blank lines
Avoid those warnings:
	Documentation/ABI/obsolete/sysfs-bus-iio:171: WARNING: Unexpected indentation.
	Documentation/ABI/obsolete/sysfs-bus-iio:12: WARNING: Unexpected indentation.
	Documentation/ABI/obsolete/sysfs-bus-iio:2: WARNING: Unexpected indentation.
	Documentation/ABI/obsolete/sysfs-bus-iio:149: WARNING: Unexpected indentation.

Fixes: caf0fb3bb3 ("iio: Documentation: move incompatible ABI to obsolete")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/602c52c3fb957b9d7d6b72292dc86d295b50c881.1632750608.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-09-28 12:48:15 +02:00