Commit Graph

3423 Commits

Author SHA1 Message Date
David Thompson
7e38a7422f mlxbf-bootctl: Support sysfs entries for MFG fields
This patch extends the mlxbf-bootctl driver's sysfs entries
to support read and write access for the manufacturing (MFG)
fields in the board-level EEPROM.  The MFG fields are set
once during the board manufacturing phase, and then the MFG
fields are write-protected.

Signed-off-by: David Thompson <davthompson@nvidia.com>
Reviewed-by: Shravan Kumar Ramani <shravankr@nvidia.com>
Link: https://lore.kernel.org/r/20230821183939.3229-1-davthompson@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-08-23 17:31:27 +02:00
Srinivas Pandruvada
40e6c3956b doc: TPMI: Add debugfs documentation
Describe fields in the TPMI debugfs folder.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230712225950.171326-4-srinivas.pandruvada@linux.intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-07-14 15:24:57 +02:00
Luke D. Jones
e0b278e7b5 platform/x86: asus-wmi: expose dGPU and CPU tunables for ROG
Expose various CPU and dGPU tunables that are available on many ASUS
ROG laptops. The tunables shown in sysfs will vary depending on the CPU
and dGPU vendor.

All of these variables are write only and there is no easy way to find
what the defaults are. In general they seem to default to the max value
the vendor sets for the CPU and dGPU package - this is not the same as
the min/max writable value. Values written to these variables that are
beyond the capabilities of the CPU are ignored by the laptop.

Signed-off-by: Luke D. Jones <luke@ljones.dev>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230630053552.976579-9-luke@ljones.dev
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-07-12 17:17:44 +02:00
Luke D. Jones
abac4259fc platform/x86: asus-wmi: support setting mini-LED mode
Support changing the mini-LED mode on some of the newer ASUS laptops.

Signed-off-by: Luke D. Jones <luke@ljones.dev>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230630053552.976579-8-luke@ljones.dev
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-07-12 17:01:58 +02:00
Luke D. Jones
d4eca58aaf platform/x86: asus-wmi: add WMI method to show if egpu connected
Exposes the WMI method which tells if the eGPU is properly connected
on the devices that support it.

Signed-off-by: Luke D. Jones <luke@ljones.dev>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230630053552.976579-5-luke@ljones.dev
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-07-12 17:01:49 +02:00
Luke D. Jones
77ee9d299e platform/x86: asus-wmi: add support for showing charger mode
Expose a WMI method in sysfs platform for showing which connected
charger the laptop is currently using.

Signed-off-by: Luke D. Jones <luke@ljones.dev>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230630053552.976579-2-luke@ljones.dev
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-07-12 17:01:31 +02:00
Jorge Lopez
00d4b35212 platform/x86: hp-bioscfg: Documentation
Update sysfs-class-firmware-attributes with hp-bioscfg information

HP BIOS Configuration driver purpose is to provide a driver supporting
the latest sysfs class firmware attributes framework allowing the user
to change BIOS settings and security solutions on HP Inc.’s commercial
notebooks.

Signed-off-by: Jorge Lopez <jorge.lopez2@hp.com>
Reviewed-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20230608163319.18934-2-jorge.lopez2@hp.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-07-10 14:41:27 +02:00
Linus Torvalds
946c6b59c5 16 hotfixes. Six are cc:stable and the remainder address post-6.4 issues.
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Merge tag 'mm-hotfixes-stable-2023-07-08-10-43' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull hotfixes from Andrew Morton:
 "16 hotfixes. Six are cc:stable and the remainder address post-6.4
  issues"

The merge undoes the disabling of the CONFIG_PER_VMA_LOCK feature, since
it was all hopefully fixed in mainline.

* tag 'mm-hotfixes-stable-2023-07-08-10-43' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  lib: dhry: fix sleeping allocations inside non-preemptable section
  kasan, slub: fix HW_TAGS zeroing with slub_debug
  kasan: fix type cast in memory_is_poisoned_n
  mailmap: add entries for Heiko Stuebner
  mailmap: update manpage link
  bootmem: remove the vmemmap pages from kmemleak in free_bootmem_page
  MAINTAINERS: add linux-next info
  mailmap: add Markus Schneider-Pargmann
  writeback: account the number of pages written back
  mm: call arch_swap_restore() from do_swap_page()
  squashfs: fix cache race with migration
  mm/hugetlb.c: fix a bug within a BUG(): inconsistent pte comparison
  docs: update ocfs2-devel mailing list address
  MAINTAINERS: update ocfs2-devel mailing list address
  mm: disable CONFIG_PER_VMA_LOCK until its fixed
  fork: lock VMAs of the parent process when forking
2023-07-08 14:30:25 -07:00
Anthony Iliopoulos
5a569db68c docs: update ocfs2-devel mailing list address
The ocfs2-devel mailing list has been migrated to the kernel.org
infrastructure, update all related documentation pointers to reflect the
change.

Link: https://lkml.kernel.org/r/20230628013437.47030-3-ailiop@suse.com
Signed-off-by: Anthony Iliopoulos <ailiop@suse.com>
Acked-by: Joseph Qi <jiangqi903@gmail.com>
Acked-by: Joel Becker <jlbec@evilplan.org>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Jun Piao <piaojun@huawei.com>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Mark Fasheh <mark@fasheh.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-07-08 09:29:29 -07:00
Linus Torvalds
6843306689 Including fixes from bluetooth, bpf and wireguard.
Current release - regressions:
 
  - nvme-tcp: fix comma-related oops after sendpage changes
 
 Current release - new code bugs:
 
  - ptp: make max_phase_adjustment sysfs device attribute invisible
    when not supported
 
 Previous releases - regressions:
 
  - sctp: fix potential deadlock on &net->sctp.addr_wq_lock
 
  - mptcp:
    - ensure subflow is unhashed before cleaning the backlog
    - do not rely on implicit state check in mptcp_listen()
 
 Previous releases - always broken:
 
  - net: fix net_dev_start_xmit trace event vs skb_transport_offset()
 
  - Bluetooth:
    - fix use-bdaddr-property quirk
    - L2CAP: fix multiple UaFs
    - ISO: use hci_sync for setting CIG parameters
    - hci_event: fix Set CIG Parameters error status handling
    - hci_event: fix parsing of CIS Established Event
    - MGMT: fix marking SCAN_RSP as not connectable
 
  - wireguard: queuing: use saner cpu selection wrapping
 
  - sched: act_ipt: various bug fixes for iptables <> TC interactions
 
  - sched: act_pedit: add size check for TCA_PEDIT_PARMS_EX
 
  - dsa: fixes for receiving PTP packets with 8021q and sja1105 tagging
 
  - eth: sfc: fix null-deref in devlink port without MAE access
 
  - eth: ibmvnic: do not reset dql stats on NON_FATAL err
 
 Misc:
 
  - xsk: honor SO_BINDTODEVICE on bind
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from bluetooth, bpf and wireguard.

  Current release - regressions:

   - nvme-tcp: fix comma-related oops after sendpage changes

  Current release - new code bugs:

   - ptp: make max_phase_adjustment sysfs device attribute invisible
     when not supported

  Previous releases - regressions:

   - sctp: fix potential deadlock on &net->sctp.addr_wq_lock

   - mptcp:
      - ensure subflow is unhashed before cleaning the backlog
      - do not rely on implicit state check in mptcp_listen()

  Previous releases - always broken:

   - net: fix net_dev_start_xmit trace event vs skb_transport_offset()

   - Bluetooth:
      - fix use-bdaddr-property quirk
      - L2CAP: fix multiple UaFs
      - ISO: use hci_sync for setting CIG parameters
      - hci_event: fix Set CIG Parameters error status handling
      - hci_event: fix parsing of CIS Established Event
      - MGMT: fix marking SCAN_RSP as not connectable

   - wireguard: queuing: use saner cpu selection wrapping

   - sched: act_ipt: various bug fixes for iptables <> TC interactions

   - sched: act_pedit: add size check for TCA_PEDIT_PARMS_EX

   - dsa: fixes for receiving PTP packets with 8021q and sja1105 tagging

   - eth: sfc: fix null-deref in devlink port without MAE access

   - eth: ibmvnic: do not reset dql stats on NON_FATAL err

  Misc:

   - xsk: honor SO_BINDTODEVICE on bind"

* tag 'net-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (70 commits)
  nfp: clean mc addresses in application firmware when closing port
  selftests: mptcp: pm_nl_ctl: fix 32-bit support
  selftests: mptcp: depend on SYN_COOKIES
  selftests: mptcp: userspace_pm: report errors with 'remove' tests
  selftests: mptcp: userspace_pm: use correct server port
  selftests: mptcp: sockopt: return error if wrong mark
  selftests: mptcp: sockopt: use 'iptables-legacy' if available
  selftests: mptcp: connect: fail if nft supposed to work
  mptcp: do not rely on implicit state check in mptcp_listen()
  mptcp: ensure subflow is unhashed before cleaning the backlog
  s390/qeth: Fix vipa deletion
  octeontx-af: fix hardware timestamp configuration
  net: dsa: sja1105: always enable the send_meta options
  net: dsa: tag_sja1105: fix MAC DA patching from meta frames
  net: Replace strlcpy with strscpy
  pptp: Fix fib lookup calls.
  mlxsw: spectrum_router: Fix an IS_ERR() vs NULL check
  net/sched: act_pedit: Add size check for TCA_PEDIT_PARMS_EX
  xsk: Honor SO_BINDTODEVICE on bind
  ptp: Make max_phase_adjustment sysfs device attribute invisible when not supported
  ...
2023-07-05 15:44:45 -07:00
Linus Torvalds
56cbceab92 USB / Thunderbolt driver updates for 6.5-rc1
Here is the big set of USB and Thunderbolt driver updates for 6.5-rc1.
 
 Included in here are:
   - Lots of USB4/Thunderbolt additions and updates for new hardware
     types and fixes as people are starting to get access to the hardware
     in the wild
   - new gadget controller driver, cdns2, added
   - new typec drivers added
   - xhci driver updates
   - typec driver updates
   - usbip driver fixes
   - usb-serial driver updates and fixes
   - lots of smaller USB driver updates
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB / Thunderbolt driver updates from Greg KH:
 "Here is the big set of USB and Thunderbolt driver updates for 6.5-rc1.

  Included in here are:

   - Lots of USB4/Thunderbolt additions and updates for new hardware
     types and fixes as people are starting to get access to the
     hardware in the wild

   - new gadget controller driver, cdns2, added

   - new typec drivers added

   - xhci driver updates

   - typec driver updates

   - usbip driver fixes

   - usb-serial driver updates and fixes

   - lots of smaller USB driver updates

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

* tag 'usb-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (265 commits)
  usb: host: xhci-plat: Set XHCI_STATE_REMOVING before resuming XHCI HC
  usb: host: xhci: Do not re-initialize the XHCI HC if being removed
  usb: typec: nb7vpq904m: fix CONFIG_DRM dependency
  usbip: usbip_host: Replace strlcpy with strscpy
  usb: dwc3: gadget: Propagate core init errors to UDC during pullup
  USB: serial: option: add LARA-R6 01B PIDs
  usb: ulpi: Make container_of() no-op in to_ulpi_dev()
  usb: gadget: legacy: fix error return code in gfs_bind
  usb: typec: fsa4480: add support for Audio Accessory Mode
  usb: typec: fsa4480: rework mux & switch setup to handle more states
  usb: typec: ucsi: call typec_set_mode on non-altmode partner change
  USB: gadget: f_hid: make hidg_class a static const structure
  USB: gadget: f_printer: make usb_gadget_class a static const structure
  USB: mon: make mon_bin_class a static const structure
  USB: gadget: udc: core: make udc_class a static const structure
  USB: roles: make role_class a static const structure
  dt-bindings: usb: dwc3: Add interrupt-names property support for wakeup interrupt
  dt-bindings: usb: Add StarFive JH7110 USB controller
  dt-bindings: usb: dwc3: Add IPQ9574 compatible
  usb: cdns2: Fix spelling mistake in a trace message "Wakupe" -> "Wakeup"
  ...
2023-07-03 13:23:10 -07:00
Linus Torvalds
44aeec836d Char/Misc and other driver subsystem updates for 6.5-rc1
Here is the big set of char/misc and other driver subsystem updates for
 6.5-rc1.
 
 Lots of different, tiny, stuff in here, from a range of smaller driver
 subsystems, including pulls from some substems directly:
   - IIO driver updates and additions
   - W1 driver updates and fixes (and a new maintainer!)
   - FPGA driver updates and fixes
   - Counter driver updates
   - Extcon driver updates
   - Interconnect driver updates
   - Coresight driver updates
   - mfd tree tag merge needed for other updates
 on top of that, lots of small driver updates as patches, including:
   - static const updates for class structures
   - nvmem driver updates
   - pcmcia driver fix
   - lots of other small driver updates and fixes
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull Char/Misc updates from Greg KH:
 "Here is the big set of char/misc and other driver subsystem updates
  for 6.5-rc1.

  Lots of different, tiny, stuff in here, from a range of smaller driver
  subsystems, including pulls from some substems directly:

   - IIO driver updates and additions

   - W1 driver updates and fixes (and a new maintainer!)

   - FPGA driver updates and fixes

   - Counter driver updates

   - Extcon driver updates

   - Interconnect driver updates

   - Coresight driver updates

   - mfd tree tag merge needed for other updates on top of that, lots of
     small driver updates as patches, including:

   - static const updates for class structures

   - nvmem driver updates

   - pcmcia driver fix

   - lots of other small driver updates and fixes

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

* tag 'char-misc-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (243 commits)
  bsr: fix build problem with bsr_class static cleanup
  comedi: make all 'class' structures const
  char: xillybus: make xillybus_class a static const structure
  xilinx_hwicap: make icap_class a static const structure
  virtio_console: make port class a static const structure
  ppdev: make ppdev_class a static const structure
  char: misc: make misc_class a static const structure
  /dev/mem: make mem_class a static const structure
  char: lp: make lp_class a static const structure
  dsp56k: make dsp56k_class a static const structure
  bsr: make bsr_class a static const structure
  oradax: make 'cl' a static const structure
  hwtracing: hisi_ptt: Fix potential sleep in atomic context
  hwtracing: hisi_ptt: Advertise PERF_PMU_CAP_NO_EXCLUDE for PTT PMU
  hwtracing: hisi_ptt: Export available filters through sysfs
  hwtracing: hisi_ptt: Add support for dynamically updating the filter list
  hwtracing: hisi_ptt: Factor out filter allocation and release operation
  samples: pfsm: add CC_CAN_LINK dependency
  misc: fastrpc: check return value of devm_kasprintf()
  coresight: dummy: Update type of mode parameter in dummy_{sink,source}_enable()
  ...
2023-07-03 12:46:47 -07:00
Linus Torvalds
c156d4af43 - New Drivers
- Add support for Intel Cherry Trail Whiskey Cove PMIC LEDs
    - Add support for Awinic AW20036/AW20054/AW20072 LEDs
 
  - New Device Support
    - Add support for PMI632 LPG to QCom LPG
    - Add support for PMI8998 to QCom Flash
    - Add support for MT6331, WLEDs and MT6332 to Mediatek MT6323 PMIC
 
  - New Functionality
    - Implement the LP55xx Charge Pump
    - Add support for suspend / resume to Intel Cherry Trail Whiskey Cove PMIC
    - Add support for breathing mode to Intel Cherry Trail Whiskey Cove PMIC
    - Enable per-pin resolution Pinctrl in LEDs GPIO
 
  - Fix-ups
    - Allow thread to sleep by switching from spinlock to mutex
    - Add lots of Device Tree bindings / support
    - Adapt relationships / dependencies driven by Kconfig
    - Switch I2C drivers from .probe_new() to .probe()
    - Remove superfluous / duplicate code
    - Replace strlcpy() with strscpy() for efficiency and overflow prevention
    - Staticify various functions
    - Trivial: Fixing coding style
    - Simplify / reduce code
 
  - Bug Fixes
    - Prevent NETDEV_LED_MODE_LINKUP from being cleared on rename
    - Repair race between led_set_brightness(LED_{OFF,FULL})
    - Fix Oops relating to sleeping in critical sections
    - Clear LED_INIT_DEFAULT_TRIGGER flag when clearing the current trigger
    - Do not leak resources in error handling paths
    - Fix unsigned comparison which can never be negative
    - Provide missing NULL terminating entries in tables
    - Fix misnaming issues
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Merge tag 'leds-next-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds

Pull LED updates from Lee Jones:
 "New Drivers:
   - Add support for Intel Cherry Trail Whiskey Cove PMIC LEDs
   - Add support for Awinic AW20036/AW20054/AW20072 LEDs

  New Device Support:
   - Add support for PMI632 LPG to QCom LPG
   - Add support for PMI8998 to QCom Flash
   - Add support for MT6331, WLEDs and MT6332 to Mediatek MT6323 PMIC

  New Functionality:
   - Implement the LP55xx Charge Pump
   - Add support for suspend / resume to Intel Cherry Trail Whiskey Cove PMIC
   - Add support for breathing mode to Intel Cherry Trail Whiskey Cove PMIC
   - Enable per-pin resolution Pinctrl in LEDs GPIO

  Fix-ups:
   - Allow thread to sleep by switching from spinlock to mutex
   - Add lots of Device Tree bindings / support
   - Adapt relationships / dependencies driven by Kconfig
   - Switch I2C drivers from .probe_new() to .probe()
   - Remove superfluous / duplicate code
   - Replace strlcpy() with strscpy() for efficiency and overflow prevention
   - Staticify various functions
   - Trivial: Fixing coding style
   - Simplify / reduce code

  Bug Fixes:
   - Prevent NETDEV_LED_MODE_LINKUP from being cleared on rename
   - Repair race between led_set_brightness(LED_{OFF,FULL})
   - Fix Oops relating to sleeping in critical sections
   - Clear LED_INIT_DEFAULT_TRIGGER flag when clearing the current trigger
   - Do not leak resources in error handling paths
   - Fix unsigned comparison which can never be negative
   - Provide missing NULL terminating entries in tables
   - Fix misnaming issues"

* tag 'leds-next-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds: (53 commits)
  leds: leds-mt6323: Adjust return/parameter types in wled get/set callbacks
  leds: sgm3140: Add richtek,rt5033-led compatible
  dt-bindings: leds: sgm3140: Document richtek,rt5033 compatible
  dt-bindings: backlight: kinetic,ktz8866: Add missing type for "current-num-sinks"
  dt-bindings: leds: Drop unneeded quotes
  leds: Fix config reference for AW200xx driver
  leds: leds-mt6323: Add support for WLEDs and MT6332
  leds: leds-mt6323: Add support for MT6331 leds
  leds: leds-mt6323: Open code and drop MT6323_CAL_HW_DUTY macro
  leds: leds-mt6323: Drop MT6323_ prefix from macros and defines
  leds: leds-mt6323: Specify registers and specs in platform data
  dt-bindings: leds: leds-mt6323: Document mt6332 compatible
  dt-bindings: leds: leds-mt6323: Document mt6331 compatible
  leds: simatic-ipc-leds-gpio: Introduce more Kconfig switches
  leds: simatic-ipc-leds-gpio: Split up into multiple drivers
  leds: simatic-ipc-leds-gpio: Move two extra gpio pins into another table
  leds: simatic-ipc-leds-gpio: Add terminating entries to gpio tables
  leds: flash: leds-qcom-flash: Fix an unsigned comparison which can never be negative
  leds: cht-wcove: Remove unneeded semicolon
  leds: cht-wcove: Fix an unsigned comparison which can never be negative
  ...
2023-07-03 11:26:05 -07:00
Subash Abhinov Kasiviswanathan
acd9755894 Documentation: ABI: sysfs-class-net-qmi: pass_through contact update
Switch to the quicinc.com id.

Fixes: bd1af6b5ff ("Documentation: ABI: sysfs-class-net-qmi: document pass-through file")
Signed-off-by: Subash Abhinov Kasiviswanathan <quic_subashab@quicinc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-07-03 09:25:50 +01:00
Linus Torvalds
d25f002575 cxl for v6.5
- Add infrastructure for supporting background commands along with
   support for device sanitization and firmware update
 
 - Introduce a CXL performance monitoring unit driver based on the common
   definition in the specification.
 
 - Land some preparatory cleanup and refactoring for the anticipated
   arrival of CXL type-2 (accelerator devices) and CXL RCH (CXL-v1.1
   topology) error handling.
 
 - Rework CPU cache management with respect to region configuration
   (device hotplug or other dynamic changes to memory interleaving)
 
 - Fix region reconfiguration vs CXL decoder ordering rules.
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Merge tag 'cxl-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl

Pull CXL updates from Dan Williams:
 "The highlights in terms of new functionality are support for the
  standard CXL Performance Monitor definition that appeared in CXL 3.0,
  support for device sanitization (wiping all data from a device),
  secure-erase (re-keying encryption of user data), and support for
  firmware update. The firmware update support is notable as it reuses
  the simple sysfs_upload interface to just cat(1) a blob to a sysfs
  file and pipe that to the device.

  Additionally there are a substantial number of cleanups and
  reorganizations to get ready for RCH error handling (RCH == Restricted
  CXL Host == current shipping hardware generation / pre CXL-2.0
  topologies) and type-2 (accelerator / vendor specific) devices.

  For vendor specific devices they implement a subset of what the
  generic type-3 (generic memory expander) driver expects. As a result
  the rework decouples optional infrastructure from the core driver
  context.

  For RCH topologies, where the specification working group did not want
  to confuse pre-CXL-aware operating systems, many of the standard
  registers are hidden which makes support standard bus features like
  AER (PCIe Advanced Error Reporting) difficult. The rework arranges for
  the driver to help the PCI-AER core. Bjorn is on board with this
  direction but a late regression disocvery means the completion of this
  functionality needs to cook a bit longer, so it is code
  reorganizations only for now.

  Summary:

   - Add infrastructure for supporting background commands along with
     support for device sanitization and firmware update

   - Introduce a CXL performance monitoring unit driver based on the
     common definition in the specification.

   - Land some preparatory cleanup and refactoring for the anticipated
     arrival of CXL type-2 (accelerator devices) and CXL RCH (CXL-v1.1
     topology) error handling.

   - Rework CPU cache management with respect to region configuration
     (device hotplug or other dynamic changes to memory interleaving)

   - Fix region reconfiguration vs CXL decoder ordering rules"

* tag 'cxl-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl: (51 commits)
  cxl: Fix one kernel-doc comment
  cxl/pci: Use correct flag for sanitize polling
  docs: perf: Minimal introduction the the CXL PMU device and driver
  perf: CXL Performance Monitoring Unit driver
  tools/testing/cxl: add firmware update emulation to CXL memdevs
  tools/testing/cxl: Use named effects for the Command Effect Log
  tools/testing/cxl: Fix command effects for inject/clear poison
  cxl: add a firmware update mechanism using the sysfs firmware loader
  cxl/test: Add Secure Erase opcode support
  cxl/mem: Support Secure Erase
  cxl/test: Add Sanitize opcode support
  cxl/mem: Wire up Sanitization support
  cxl/mbox: Add sanitization handling machinery
  cxl/mem: Introduce security state sysfs file
  cxl/mbox: Allow for IRQ_NONE case in the isr
  Revert "cxl/port: Enable the HDM decoder capability for switch ports"
  cxl/memdev: Formalize endpoint port linkage
  cxl/pci: Unconditionally unmask 256B Flit errors
  cxl/region: Manage decoder target_type at decoder-attach time
  cxl/hdm: Default CXL_DEVTYPE_DEVMEM decoders to CXL_DECODER_DEVMEM
  ...
2023-07-01 08:58:41 -07:00
Linus Torvalds
5d95ff84e6 This update includes the following changes:
API:
 
 - Add linear akcipher/sig API.
 - Add tfm cloning (hmac, cmac).
 - Add statesize to crypto_ahash.
 
 Algorithms:
 
 - Allow only odd e and restrict value in FIPS mode for RSA.
 - Replace LFSR with SHA3-256 in jitter.
 - Add interface for gathering of raw entropy in jitter.
 
 Drivers:
 
 - Fix race on data_avail and actual data in hwrng/virtio.
 - Add hash and HMAC support in starfive.
 - Add RSA algo support in starfive.
 - Add support for PCI device 0x156E in ccp.
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Merge tag 'v6.5-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto updates from Herbert Xu:
 "API:
   - Add linear akcipher/sig API
   - Add tfm cloning (hmac, cmac)
   - Add statesize to crypto_ahash

  Algorithms:
   - Allow only odd e and restrict value in FIPS mode for RSA
   - Replace LFSR with SHA3-256 in jitter
   - Add interface for gathering of raw entropy in jitter

  Drivers:
   - Fix race on data_avail and actual data in hwrng/virtio
   - Add hash and HMAC support in starfive
   - Add RSA algo support in starfive
   - Add support for PCI device 0x156E in ccp"

* tag 'v6.5-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (85 commits)
  crypto: akcipher - Do not copy dst if it is NULL
  crypto: sig - Fix verify call
  crypto: akcipher - Set request tfm on sync path
  crypto: sm2 - Provide sm2_compute_z_digest when sm2 is disabled
  hwrng: imx-rngc - switch to DEFINE_SIMPLE_DEV_PM_OPS
  hwrng: st - keep clock enabled while hwrng is registered
  hwrng: st - support compile-testing
  hwrng: imx-rngc - fix the timeout for init and self check
  KEYS: asymmetric: Use new crypto interface without scatterlists
  KEYS: asymmetric: Move sm2 code into x509_public_key
  KEYS: Add forward declaration in asymmetric-parser.h
  crypto: sig - Add interface for sign/verify
  crypto: akcipher - Add sync interface without SG lists
  crypto: cipher - On clone do crypto_mod_get()
  crypto: api - Add __crypto_alloc_tfmgfp
  crypto: api - Remove crypto_init_ops()
  crypto: rsa - allow only odd e and restrict value in FIPS mode
  crypto: geniv - Split geniv out of AEAD Kconfig option
  crypto: algboss - Add missing dependency on RNG2
  crypto: starfive - Add RSA algo support
  ...
2023-06-30 21:27:13 -07:00
Linus Torvalds
9c3255a8f3 platform-drivers-x86 for v6.5-1
Highlights:
  -  AMD PMC and PMF drivers:
     - Various bugfixes
     - Improved debugging support
  -  Intel PMC:
     - Refactor to support hw with multiple PMCs
     - Various other improvements / new hw support
  -  Intel Speed Select Technology (ISST):
     - TPMI Uncore Frequency + Cluster Level Power Controls
     - Various bugfixes
     - tools/intel-speed-select: Misc. improvements
  -  Dell-DDV: Add documentation
  -  INT3472 ACPI camera sensor glue code:
     - Evaluate device's _DSM method to control imaging clock
     - Drop the need to have a table with per sensor-model info
  -  Lenovo Yogabook: Refactor / rework to also support Android models
  -  Think-LMI: Multiple improvements and fixes
  -  WMI: Add proper API documentation for the WMI bus
  -  x86-android-tablets: Misc. new hw support
  -  Miscellaneous other cleanups / fixes
 
 The following is an automated git shortlog grouped by driver:
 
 ISST:
  -  Fix usage counter
  -  Reset default callback on unregister
 
 Merge remote-tracking branch 'intel-speed-select/intel-sst' into review-hans:
  - Merge remote-tracking branch 'intel-speed-select/intel-sst' into review-hans
 
 apple-gmux:
  -  don't use be32_to_cpu and cpu_to_be32
 
 asus-tf103c-dock:
  -  Switch back to use struct i2c_driver's .probe()
 
 dell-ddv:
  -  Update ABI documentation
  -  Add documentation
 
 dell-sysman:
  -  Improve instance detection
 
 gigabyte:
  -  constify pointers to hwmon_channel_info
 
 gigabyte-wmi:
  -  remove allowlist
 
 hp:
  -  constify pointers to hwmon_channel_info
 
 hp-wmi:
  -  Add thermal profile for Victus 16-d1xxx
  -  Add HP Envy special key support
  -  Add HP WMI camera switch
 
 int3472:
  -  discrete: Log a warning if the pin-numbers don't match
  -  discrete: Use FIELD_GET() on the GPIO _DSM return value
  -  discrete: Add alternative "AVDD" regulator supply name
  -  discrete: Add support for 1 GPIO regulator shared between 2 sensors
  -  discrete: Remove sensor_config-s
  -  discrete: Drop GPIO remapping support
  -  Switch back to use struct i2c_driver's .probe()
  -  Evaluate device's _DSM method to control imaging clock
 
 intel/pmc:
  -  Add Meteor Lake IOE-M PMC related maps
  -  Add Meteor Lake IOE-P PMC related maps
  -  Use SSRAM to discover pwrm base address of primary PMC
  -  Discover PMC devices
  -  Enable debugfs multiple PMC support
  -  Add support to handle multiple PMCs
  -  Combine core_init() and core_configure()
  -  Update maps for Meteor Lake P/M platforms
  -  Remove Meteor Lake S platform support
 
 lenovo-yogabook:
  -  add I2C dependency
  -  Rename lenovo-yogabook-wmi to lenovo-yogabook
  -  Add keyboard backlight control to platform driver
  -  Add platform driver support
  -  Add YB_KBD_BL_MAX define
  -  Group WMI specific code together
  -  Drop _wmi_ from remaining generic symbols
  -  Add a yogabook_toggle_digitizer_mode() helper function
  -  Abstract kbd backlight setting
  -  Stop checking adev->power.state
  -  Split probe() into generic and WMI specific parts
  -  Use PMIC LED driver for pen icon LED control
  -  Add dev local variable to probe()
  -  Store dev instead of wdev in drvdata struct
  -  Switch to DEFINE_SIMPLE_DEV_PM_OPS()
  -  Simplify gpio lookup table cleanup
  -  Set default keyboard backligh brightness on probe()
  -  Reprobe devices on remove()
  -  Fix work race on remove()
 
 mlxbf-bootctl:
  -  Add sysfs file for BlueField boot log
 
 platform/surface:
  -  surface3_power: Switch back to use struct i2c_driver's .probe()
 
 platform/x86/amd:
  -  pmc: Update metrics table info for Pink Sardine
  -  pmc: Add helper function to check the cpu id
  -  pmc: Get STB DRAM size from PMFW
  -  pmc: Pass true/false to bool argument
 
 platform/x86/amd/pmf:
  -  Fix compiler warnings in static slider
  -  Add PMF debug facilities
  -  Add PMF acpi debug support
 
 platform/x86/dell/dell-rbtn:
  -  Fix resources leaking on error path
 
 platform/x86/intel:
  -  tpmi: Remove hardcoded unit and offset
 
 platform/x86/intel-uncore-freq:
  -  tpmi: Provide cluster level control
  -  Support for cluster level controls
  -  Uncore frequency control via TPMI
 
 platform/x86/intel/pmc:
  -  Add resume callback
 
 platform/x86/intel/pmc/mtl:
  -  Put devices in D3 during resume
 
 system76:
  -  constify pointers to hwmon_channel_info
 
 think-lmi:
  -  Don't display unnecessary authentication settings
  -  Correct NVME index default
  -  Correct NVME password handling
  -  Update password fields to use BIT
  -  Update password attribute comments
  -  Correct System password interface
  -  Enable opcode support on BIOS settings
  -  mutex protection around multiple WMI calls
 
 thinkpad_acpi:
  -  Fix lkp-tests warnings for platform profiles
 
 tools/power/x86/intel-speed-select:
  -  v1.16 release
  -  Fix json formatting issue
  -  Adjust scope of core-power config
 
 toshiba:
  -  constify pointers to hwmon_channel_info
 
 wmi:
  -  Allow retrieving the number of WMI object instances
  -  Add device specific documentation
  -  Add documentation
  -  Mark GUID-based WMI interface as deprecated
  -  Add kernel doc comments
 
 x86-android-tablets:
  -  Add support for extra buttons on Cyberbook T116
  -  Add support for more then 1 gpio_key
  -  Add Lenovo Yoga Book lid switch
  -  Fix Bluetooth on Lenovo Yoga Book
  -  Add Nextbook Ares 8A data
  -  Remove unnecessary invalid_aei_gpiochip settings
  -  Add ALS sensor support for Yoga Tablet 2 1050/830 series
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Merge tag 'platform-drivers-x86-v6.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:
 "AMD PMC and PMF drivers:
   - Various bugfixes
   - Improved debugging support

  Intel PMC:
   - Refactor to support hw with multiple PMCs
   - Various other improvements / new hw support

  Intel Speed Select Technology (ISST):
   - TPMI Uncore Frequency + Cluster Level Power Controls
   - Various bugfixes
   - tools/intel-speed-select: Misc improvements

  Dell-DDV: Add documentation

  INT3472 ACPI camera sensor glue code:
   - Evaluate device's _DSM method to control imaging clock
   - Drop the need to have a table with per sensor-model info

  Lenovo Yogabook:
   - Refactor / rework to also support Android models

  Think-LMI:
   - Multiple improvements and fixes

  WMI:
   - Add proper API documentation for the WMI bus

  x86-android-tablets:
   - Misc new hw support

  Miscellaneous other cleanups / fixes"

* tag 'platform-drivers-x86-v6.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (91 commits)
  platform/x86:intel/pmc: Add Meteor Lake IOE-M PMC related maps
  platform/x86:intel/pmc: Add Meteor Lake IOE-P PMC related maps
  platform/x86:intel/pmc: Use SSRAM to discover pwrm base address of primary PMC
  platform/x86:intel/pmc: Discover PMC devices
  platform/x86:intel/pmc: Enable debugfs multiple PMC support
  platform/x86:intel/pmc: Add support to handle multiple PMCs
  platform/x86:intel/pmc: Combine core_init() and core_configure()
  platform/x86:intel/pmc: Update maps for Meteor Lake P/M platforms
  platform/x86/intel: tpmi: Remove hardcoded unit and offset
  platform/x86: int3472: discrete: Log a warning if the pin-numbers don't match
  platform/x86: int3472: discrete: Use FIELD_GET() on the GPIO _DSM return value
  platform/x86: int3472: discrete: Add alternative "AVDD" regulator supply name
  platform/x86: int3472: discrete: Add support for 1 GPIO regulator shared between 2 sensors
  platform/x86: int3472: discrete: Remove sensor_config-s
  platform/x86: int3472: discrete: Drop GPIO remapping support
  platform/x86: apple-gmux: don't use be32_to_cpu and cpu_to_be32
  platform/x86/dell/dell-rbtn: Fix resources leaking on error path
  platform/x86: ISST: Fix usage counter
  platform/x86: ISST: Reset default callback on unregister
  platform/x86: int3472: Switch back to use struct i2c_driver's .probe()
  ...
2023-06-30 14:50:00 -07:00
Linus Torvalds
ca7ce08d6a SCSI misc on 20230629
Updates to the usual drivers (ufs, pm80xx, libata-scsi, smartpqi,
 lpfc, qla2xxx).  We have a couple of major core changes impacting
 other systems: Command Duration Limits, which spills into block and
 ATA and block level Persistent Reservation Operations, which touches
 block, nvme, target and dm (both of which are added with merge commits
 containing a cover letter explaining what's going on).
 
 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:
 "Updates to the usual drivers (ufs, pm80xx, libata-scsi, smartpqi,
  lpfc, qla2xxx).

  We have a couple of major core changes impacting other systems:

   - Command Duration Limits, which spills into block and ATA

   - block level Persistent Reservation Operations, which touches block,
     nvme, target and dm

  Both of these are added with merge commits containing a cover letter
  explaining what's going on"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (187 commits)
  scsi: core: Improve warning message in scsi_device_block()
  scsi: core: Replace scsi_target_block() with scsi_block_targets()
  scsi: core: Don't wait for quiesce in scsi_device_block()
  scsi: core: Don't wait for quiesce in scsi_stop_queue()
  scsi: core: Merge scsi_internal_device_block() and device_block()
  scsi: sg: Increase number of devices
  scsi: bsg: Increase number of devices
  scsi: qla2xxx: Remove unused nvme_ls_waitq wait queue
  scsi: ufs: ufs-pci: Add support for Intel Arrow Lake
  scsi: sd: sd_zbc: Use PAGE_SECTORS_SHIFT
  scsi: ufs: wb: Add explicit flush_threshold sysfs attribute
  scsi: ufs: ufs-qcom: Switch to the new ICE API
  scsi: ufs: dt-bindings: qcom: Add ICE phandle
  scsi: ufs: ufs-mediatek: Set UFSHCD_QUIRK_MCQ_BROKEN_RTC quirk
  scsi: ufs: ufs-mediatek: Set UFSHCD_QUIRK_MCQ_BROKEN_INTR quirk
  scsi: ufs: core: Add host quirk UFSHCD_QUIRK_MCQ_BROKEN_RTC
  scsi: ufs: core: Add host quirk UFSHCD_QUIRK_MCQ_BROKEN_INTR
  scsi: ufs: core: Remove dedicated hwq for dev command
  scsi: ufs: core: mcq: Fix the incorrect OCS value for the device command
  scsi: ufs: dt-bindings: samsung,exynos: Drop unneeded quotes
  ...
2023-06-30 11:57:07 -07:00
Linus Torvalds
3a8a670eee Networking changes for 6.5.
Core
 ----
 
  - Rework the sendpage & splice implementations. Instead of feeding
    data into sockets page by page extend sendmsg handlers to support
    taking a reference on the data, controlled by a new flag called
    MSG_SPLICE_PAGES. Rework the handling of unexpected-end-of-file
    to invoke an additional callback instead of trying to predict what
    the right combination of MORE/NOTLAST flags is.
    Remove the MSG_SENDPAGE_NOTLAST flag completely.
 
  - Implement SCM_PIDFD, a new type of CMSG type analogous to
    SCM_CREDENTIALS, but it contains pidfd instead of plain pid.
 
  - Enable socket busy polling with CONFIG_RT.
 
  - Improve reliability and efficiency of reporting for ref_tracker.
 
  - Auto-generate a user space C library for various Netlink families.
 
 Protocols
 ---------
 
  - Allow TCP to shrink the advertised window when necessary, prevent
    sk_rcvbuf auto-tuning from growing the window all the way up to
    tcp_rmem[2].
 
  - Use per-VMA locking for "page-flipping" TCP receive zerocopy.
 
  - Prepare TCP for device-to-device data transfers, by making sure
    that payloads are always attached to skbs as page frags.
 
  - Make the backoff time for the first N TCP SYN retransmissions
    linear. Exponential backoff is unnecessarily conservative.
 
  - Create a new MPTCP getsockopt to retrieve all info (MPTCP_FULL_INFO).
 
  - Avoid waking up applications using TLS sockets until we have
    a full record.
 
  - Allow using kernel memory for protocol ioctl callbacks, paving
    the way to issuing ioctls over io_uring.
 
  - Add nolocalbypass option to VxLAN, forcing packets to be fully
    encapsulated even if they are destined for a local IP address.
 
  - Make TCPv4 use consistent hash in TIME_WAIT and SYN_RECV. Ensure
    in-kernel ECMP implementation (e.g. Open vSwitch) select the same
    link for all packets. Support L4 symmetric hashing in Open vSwitch.
 
  - PPPoE: make number of hash bits configurable.
 
  - Allow DNS to be overwritten by DHCPACK in the in-kernel DHCP client
    (ipconfig).
 
  - Add layer 2 miss indication and filtering, allowing higher layers
    (e.g. ACL filters) to make forwarding decisions based on whether
    packet matched forwarding state in lower devices (bridge).
 
  - Support matching on Connectivity Fault Management (CFM) packets.
 
  - Hide the "link becomes ready" IPv6 messages by demoting their
    printk level to debug.
 
  - HSR: don't enable promiscuous mode if device offloads the proto.
 
  - Support active scanning in IEEE 802.15.4.
 
  - Continue work on Multi-Link Operation for WiFi 7.
 
 BPF
 ---
 
  - Add precision propagation for subprogs and callbacks. This allows
    maintaining verification efficiency when subprograms are used,
    or in fact passing the verifier at all for complex programs,
    especially those using open-coded iterators.
 
  - Improve BPF's {g,s}setsockopt() length handling. Previously BPF
    assumed the length is always equal to the amount of written data.
    But some protos allow passing a NULL buffer to discover what
    the output buffer *should* be, without writing anything.
 
  - Accept dynptr memory as memory arguments passed to helpers.
 
  - Add routing table ID to bpf_fib_lookup BPF helper.
 
  - Support O_PATH FDs in BPF_OBJ_PIN and BPF_OBJ_GET commands.
 
  - Drop bpf_capable() check in BPF_MAP_FREEZE command (used to mark
    maps as read-only).
 
  - Show target_{obj,btf}_id in tracing link fdinfo.
 
  - Addition of several new kfuncs (most of the names are self-explanatory):
    - Add a set of new dynptr kfuncs: bpf_dynptr_adjust(),
      bpf_dynptr_is_null(), bpf_dynptr_is_rdonly(), bpf_dynptr_size()
      and bpf_dynptr_clone().
    - bpf_task_under_cgroup()
    - bpf_sock_destroy() - force closing sockets
    - bpf_cpumask_first_and(), rework bpf_cpumask_any*() kfuncs
 
 Netfilter
 ---------
 
  - Relax set/map validation checks in nf_tables. Allow checking
    presence of an entry in a map without using the value.
 
  - Increase ip_vs_conn_tab_bits range for 64BIT builds.
 
  - Allow updating size of a set.
 
  - Improve NAT tuple selection when connection is closing.
 
 Driver API
 ----------
 
  - Integrate netdev with LED subsystem, to allow configuring HW
    "offloaded" blinking of LEDs based on link state and activity
    (i.e. packets coming in and out).
 
  - Support configuring rate selection pins of SFP modules.
 
  - Factor Clause 73 auto-negotiation code out of the drivers, provide
    common helper routines.
 
  - Add more fool-proof helpers for managing lifetime of MDIO devices
    associated with the PCS layer.
 
  - Allow drivers to report advanced statistics related to Time Aware
    scheduler offload (taprio).
 
  - Allow opting out of VF statistics in link dump, to allow more VFs
    to fit into the message.
 
  - Split devlink instance and devlink port operations.
 
 New hardware / drivers
 ----------------------
 
  - Ethernet:
    - Synopsys EMAC4 IP support (stmmac)
    - Marvell 88E6361 8 port (5x1GE + 3x2.5GE) switches
    - Marvell 88E6250 7 port switches
    - Microchip LAN8650/1 Rev.B0 PHYs
    - MediaTek MT7981/MT7988 built-in 1GE PHY driver
 
  - WiFi:
    - Realtek RTL8192FU, 2.4 GHz, b/g/n mode, 2T2R, 300 Mbps
    - Realtek RTL8723DS (SDIO variant)
    - Realtek RTL8851BE
 
  - CAN:
    - Fintek F81604
 
 Drivers
 -------
 
  - Ethernet NICs:
    - Intel (100G, ice):
      - support dynamic interrupt allocation
      - use meta data match instead of VF MAC addr on slow-path
    - nVidia/Mellanox:
      - extend link aggregation to handle 4, rather than just 2 ports
      - spawn sub-functions without any features by default
    - OcteonTX2:
      - support HTB (Tx scheduling/QoS) offload
      - make RSS hash generation configurable
      - support selecting Rx queue using TC filters
    - Wangxun (ngbe/txgbe):
      - add basic Tx/Rx packet offloads
      - add phylink support (SFP/PCS control)
    - Freescale/NXP (enetc):
      - report TAPRIO packet statistics
    - Solarflare/AMD:
      - support matching on IP ToS and UDP source port of outer header
      - VxLAN and GENEVE tunnel encapsulation over IPv4 or IPv6
      - add devlink dev info support for EF10
 
  - Virtual NICs:
    - Microsoft vNIC:
      - size the Rx indirection table based on requested configuration
      - support VLAN tagging
    - Amazon vNIC:
      - try to reuse Rx buffers if not fully consumed, useful for ARM
        servers running with 16kB pages
    - Google vNIC:
      - support TCP segmentation of >64kB frames
 
  - Ethernet embedded switches:
    - Marvell (mv88e6xxx):
      - enable USXGMII (88E6191X)
    - Microchip:
     - lan966x: add support for Egress Stage 0 ACL engine
     - lan966x: support mapping packet priority to internal switch
       priority (based on PCP or DSCP)
 
  - Ethernet PHYs:
    - Broadcom PHYs:
      - support for Wake-on-LAN for BCM54210E/B50212E
      - report LPI counter
    - Microsemi PHYs: support RGMII delay configuration (VSC85xx)
    - Micrel PHYs: receive timestamp in the frame (LAN8841)
    - Realtek PHYs: support optional external PHY clock
    - Altera TSE PCS: merge the driver into Lynx PCS which it is
      a variant of
 
  - CAN: Kvaser PCIEcan:
    - support packet timestamping
 
  - WiFi:
    - Intel (iwlwifi):
      - major update for new firmware and Multi-Link Operation (MLO)
      - configuration rework to drop test devices and split
        the different families
      - support for segmented PNVM images and power tables
      - new vendor entries for PPAG (platform antenna gain) feature
    - Qualcomm 802.11ax (ath11k):
      - Multiple Basic Service Set Identifier (MBSSID) and
        Enhanced MBSSID Advertisement (EMA) support in AP mode
      - support factory test mode
    - RealTek (rtw89):
      - add RSSI based antenna diversity
      - support U-NII-4 channels on 5 GHz band
    - RealTek (rtl8xxxu):
      - AP mode support for 8188f
      - support USB RX aggregation for the newer chips
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-next-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking changes from Jakub Kicinski:
 "WiFi 7 and sendpage changes are the biggest pieces of work for this
  release. The latter will definitely require fixes but I think that we
  got it to a reasonable point.

  Core:

   - Rework the sendpage & splice implementations

     Instead of feeding data into sockets page by page extend sendmsg
     handlers to support taking a reference on the data, controlled by a
     new flag called MSG_SPLICE_PAGES

     Rework the handling of unexpected-end-of-file to invoke an
     additional callback instead of trying to predict what the right
     combination of MORE/NOTLAST flags is

     Remove the MSG_SENDPAGE_NOTLAST flag completely

   - Implement SCM_PIDFD, a new type of CMSG type analogous to
     SCM_CREDENTIALS, but it contains pidfd instead of plain pid

   - Enable socket busy polling with CONFIG_RT

   - Improve reliability and efficiency of reporting for ref_tracker

   - Auto-generate a user space C library for various Netlink families

  Protocols:

   - Allow TCP to shrink the advertised window when necessary, prevent
     sk_rcvbuf auto-tuning from growing the window all the way up to
     tcp_rmem[2]

   - Use per-VMA locking for "page-flipping" TCP receive zerocopy

   - Prepare TCP for device-to-device data transfers, by making sure
     that payloads are always attached to skbs as page frags

   - Make the backoff time for the first N TCP SYN retransmissions
     linear. Exponential backoff is unnecessarily conservative

   - Create a new MPTCP getsockopt to retrieve all info
     (MPTCP_FULL_INFO)

   - Avoid waking up applications using TLS sockets until we have a full
     record

   - Allow using kernel memory for protocol ioctl callbacks, paving the
     way to issuing ioctls over io_uring

   - Add nolocalbypass option to VxLAN, forcing packets to be fully
     encapsulated even if they are destined for a local IP address

   - Make TCPv4 use consistent hash in TIME_WAIT and SYN_RECV. Ensure
     in-kernel ECMP implementation (e.g. Open vSwitch) select the same
     link for all packets. Support L4 symmetric hashing in Open vSwitch

   - PPPoE: make number of hash bits configurable

   - Allow DNS to be overwritten by DHCPACK in the in-kernel DHCP client
     (ipconfig)

   - Add layer 2 miss indication and filtering, allowing higher layers
     (e.g. ACL filters) to make forwarding decisions based on whether
     packet matched forwarding state in lower devices (bridge)

   - Support matching on Connectivity Fault Management (CFM) packets

   - Hide the "link becomes ready" IPv6 messages by demoting their
     printk level to debug

   - HSR: don't enable promiscuous mode if device offloads the proto

   - Support active scanning in IEEE 802.15.4

   - Continue work on Multi-Link Operation for WiFi 7

  BPF:

   - Add precision propagation for subprogs and callbacks. This allows
     maintaining verification efficiency when subprograms are used, or
     in fact passing the verifier at all for complex programs,
     especially those using open-coded iterators

   - Improve BPF's {g,s}setsockopt() length handling. Previously BPF
     assumed the length is always equal to the amount of written data.
     But some protos allow passing a NULL buffer to discover what the
     output buffer *should* be, without writing anything

   - Accept dynptr memory as memory arguments passed to helpers

   - Add routing table ID to bpf_fib_lookup BPF helper

   - Support O_PATH FDs in BPF_OBJ_PIN and BPF_OBJ_GET commands

   - Drop bpf_capable() check in BPF_MAP_FREEZE command (used to mark
     maps as read-only)

   - Show target_{obj,btf}_id in tracing link fdinfo

   - Addition of several new kfuncs (most of the names are
     self-explanatory):
      - Add a set of new dynptr kfuncs: bpf_dynptr_adjust(),
        bpf_dynptr_is_null(), bpf_dynptr_is_rdonly(), bpf_dynptr_size()
        and bpf_dynptr_clone().
      - bpf_task_under_cgroup()
      - bpf_sock_destroy() - force closing sockets
      - bpf_cpumask_first_and(), rework bpf_cpumask_any*() kfuncs

  Netfilter:

   - Relax set/map validation checks in nf_tables. Allow checking
     presence of an entry in a map without using the value

   - Increase ip_vs_conn_tab_bits range for 64BIT builds

   - Allow updating size of a set

   - Improve NAT tuple selection when connection is closing

  Driver API:

   - Integrate netdev with LED subsystem, to allow configuring HW
     "offloaded" blinking of LEDs based on link state and activity
     (i.e. packets coming in and out)

   - Support configuring rate selection pins of SFP modules

   - Factor Clause 73 auto-negotiation code out of the drivers, provide
     common helper routines

   - Add more fool-proof helpers for managing lifetime of MDIO devices
     associated with the PCS layer

   - Allow drivers to report advanced statistics related to Time Aware
     scheduler offload (taprio)

   - Allow opting out of VF statistics in link dump, to allow more VFs
     to fit into the message

   - Split devlink instance and devlink port operations

  New hardware / drivers:

   - Ethernet:
      - Synopsys EMAC4 IP support (stmmac)
      - Marvell 88E6361 8 port (5x1GE + 3x2.5GE) switches
      - Marvell 88E6250 7 port switches
      - Microchip LAN8650/1 Rev.B0 PHYs
      - MediaTek MT7981/MT7988 built-in 1GE PHY driver

   - WiFi:
      - Realtek RTL8192FU, 2.4 GHz, b/g/n mode, 2T2R, 300 Mbps
      - Realtek RTL8723DS (SDIO variant)
      - Realtek RTL8851BE

   - CAN:
      - Fintek F81604

  Drivers:

   - Ethernet NICs:
      - Intel (100G, ice):
         - support dynamic interrupt allocation
         - use meta data match instead of VF MAC addr on slow-path
      - nVidia/Mellanox:
         - extend link aggregation to handle 4, rather than just 2 ports
         - spawn sub-functions without any features by default
      - OcteonTX2:
         - support HTB (Tx scheduling/QoS) offload
         - make RSS hash generation configurable
         - support selecting Rx queue using TC filters
      - Wangxun (ngbe/txgbe):
         - add basic Tx/Rx packet offloads
         - add phylink support (SFP/PCS control)
      - Freescale/NXP (enetc):
         - report TAPRIO packet statistics
      - Solarflare/AMD:
         - support matching on IP ToS and UDP source port of outer
           header
         - VxLAN and GENEVE tunnel encapsulation over IPv4 or IPv6
         - add devlink dev info support for EF10

   - Virtual NICs:
      - Microsoft vNIC:
         - size the Rx indirection table based on requested
           configuration
         - support VLAN tagging
      - Amazon vNIC:
         - try to reuse Rx buffers if not fully consumed, useful for ARM
           servers running with 16kB pages
      - Google vNIC:
         - support TCP segmentation of >64kB frames

   - Ethernet embedded switches:
      - Marvell (mv88e6xxx):
         - enable USXGMII (88E6191X)
      - Microchip:
         - lan966x: add support for Egress Stage 0 ACL engine
         - lan966x: support mapping packet priority to internal switch
           priority (based on PCP or DSCP)

   - Ethernet PHYs:
      - Broadcom PHYs:
         - support for Wake-on-LAN for BCM54210E/B50212E
         - report LPI counter
      - Microsemi PHYs: support RGMII delay configuration (VSC85xx)
      - Micrel PHYs: receive timestamp in the frame (LAN8841)
      - Realtek PHYs: support optional external PHY clock
      - Altera TSE PCS: merge the driver into Lynx PCS which it is a
        variant of

   - CAN: Kvaser PCIEcan:
      - support packet timestamping

   - WiFi:
      - Intel (iwlwifi):
         - major update for new firmware and Multi-Link Operation (MLO)
         - configuration rework to drop test devices and split the
           different families
         - support for segmented PNVM images and power tables
         - new vendor entries for PPAG (platform antenna gain) feature
      - Qualcomm 802.11ax (ath11k):
         - Multiple Basic Service Set Identifier (MBSSID) and Enhanced
           MBSSID Advertisement (EMA) support in AP mode
         - support factory test mode
      - RealTek (rtw89):
         - add RSSI based antenna diversity
         - support U-NII-4 channels on 5 GHz band
      - RealTek (rtl8xxxu):
         - AP mode support for 8188f
         - support USB RX aggregation for the newer chips"

* tag 'net-next-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1602 commits)
  net: scm: introduce and use scm_recv_unix helper
  af_unix: Skip SCM_PIDFD if scm->pid is NULL.
  net: lan743x: Simplify comparison
  netlink: Add __sock_i_ino() for __netlink_diag_dump().
  net: dsa: avoid suspicious RCU usage for synced VLAN-aware MAC addresses
  Revert "af_unix: Call scm_recv() only after scm_set_cred()."
  phylink: ReST-ify the phylink_pcs_neg_mode() kdoc
  libceph: Partially revert changes to support MSG_SPLICE_PAGES
  net: phy: mscc: fix packet loss due to RGMII delays
  net: mana: use vmalloc_array and vcalloc
  net: enetc: use vmalloc_array and vcalloc
  ionic: use vmalloc_array and vcalloc
  pds_core: use vmalloc_array and vcalloc
  gve: use vmalloc_array and vcalloc
  octeon_ep: use vmalloc_array and vcalloc
  net: usb: qmi_wwan: add u-blox 0x1312 composition
  perf trace: fix MSG_SPLICE_PAGES build error
  ipvlan: Fix return value of ipvlan_queue_xmit()
  netfilter: nf_tables: fix underflow in chain reference counter
  netfilter: nf_tables: unbind non-anonymous set if rule construction fails
  ...
2023-06-28 16:43:10 -07:00
Dan Williams
867eab655d Merge branch 'for-6.5/cxl-fwupd' into for-6.5/cxl
Add the first typical (non-sanitization) consumer of the new background
command infrastructure, firmware update. Given both firmware-update and
sanitization were developed in parallel from the common
background-command baseline, resolve some minor context conflicts.
2023-06-25 16:12:26 -07:00
Vishal Verma
9521875bbe cxl: add a firmware update mechanism using the sysfs firmware loader
The sysfs based firmware loader mechanism was created to easily allow
userspace to upload firmware images to FPGA cards. This also happens to
be pretty suitable to create a user-initiated but kernel-controlled
firmware update mechanism for CXL devices, using the CXL specified
mailbox commands.

Since firmware update commands can be long-running, and can be processed
in the background by the endpoint device, it is desirable to have the
ability to chunk the firmware transfer down to smaller pieces, so that
one operation does not monopolize the mailbox, locking out any other
long running background commands entirely - e.g. security commands like
'sanitize' or poison scanning operations.

The firmware loader mechanism allows a natural way to perform this
chunking, as after each mailbox command, that is restricted to the
maximum mailbox payload size, the cxl memdev driver relinquishes control
back to the fw_loader system and awaits the next chunk of data to
transfer. This opens opportunities for other background commands to
access the mailbox and send their own slices of background commands.

Add the necessary helpers and state tracking to be able to perform the
'Get FW Info', 'Transfer FW', and 'Activate FW' mailbox commands as
described in the CXL spec. Wire these up to the firmware loader
callbacks, and register with that system to create the memX/firmware/
sysfs ABI.

Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
Cc: Russ Weight <russell.h.weight@intel.com>
Cc: Alison Schofield <alison.schofield@intel.com>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Cc: Ben Widawsky <bwidawsk@kernel.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Link: https://lore.kernel.org/r/20230602-vv-fw_update-v4-1-c6265bd7343b@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-06-25 15:58:40 -07:00
Davidlohr Bueso
180ffd338c cxl/mem: Support Secure Erase
Implement support for the non-pmem exclusive secure erase, per
CXL specs. Create a write-only 'security/erase' sysfs file to
perform the requested operation.

As with the sanitation this requires the device being offline
and thus no active HPA-DPA decoding.

The expectation is that userspace can use it such as:

	cxl disable-memdev memX
	echo 1 > /sys/bus/cxl/devices/memX/security/erase
	cxl enable-memdev memX

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Link: https://lore.kernel.org/r/20230612181038.14421-7-dave@stgolabs.net
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-06-25 15:34:41 -07:00
Davidlohr Bueso
48dcdbb16e cxl/mem: Wire up Sanitization support
Implement support for CXL 3.0 8.2.9.8.5.1 Sanitize. This is done by
adding a security/sanitize' memdev sysfs file to trigger the operation
and extend the status file to make it poll(2)-capable for completion.
Unlike all other background commands, this is the only operation that
is special and monopolizes the device for long periods of time.

In addition to the traditional pmem security requirements, all regions
must also be offline in order to perform the operation. This permits
avoiding explicit global CPU cache management, relying instead on the
implict cache management when a region transitions between
CXL_CONFIG_ACTIVE and CXL_CONFIG_COMMIT.

The expectation is that userspace can use it such as:

    cxl disable-memdev memX
    echo 1 > /sys/bus/cxl/devices/memX/security/sanitize
    cxl wait-sanitize memX
    cxl enable-memdev memX

Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Link: https://lore.kernel.org/r/20230612181038.14421-5-dave@stgolabs.net
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-06-25 15:21:16 -07:00
Davidlohr Bueso
9968c9dd56 cxl/mem: Introduce security state sysfs file
Add a read-only sysfs file to display the security state
of a device (currently only pmem):

    /sys/bus/cxl/devices/memX/security/state

This introduces a cxl_security_state structure that is
to be the placeholder for common CXL security features.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/20230612181038.14421-3-dave@stgolabs.net
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-06-25 14:54:51 -07:00
Christian Marangi
2ffb8d02a9 docs: ABI: sysfs-class-led-trigger-netdev: add new modes and entry
Document newly introduced modes and entry for the LED netdev trigger.

Add documentation for new modes:
- link_10
- link_100
- link_1000
- half_duplex
- full_duplex

Add documentation for new entry:
- hw_control

Also add additional info for the interval entry and the tx/rx modes with
the special case of hw_control ON.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20230621092653.23172-1-ansuelsmth@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-06-22 19:51:02 -07:00
Greg Kroah-Hartman
fa50d6b8a5 coresight: Updates for v6.5
CoreSight and hwtracing subsystem updates for v6.5 includes:
 
  - Fixes to the CTI module reference leaks. This involves,
    redesign of how the helper devices are tracked and CTI
    devices have been converted to helper devices.
  - Fix removal of the trctraceidr file from sysfs for ETMs.
  - Match all ETMv4 instances based on the ETMv4 architected
    registers and the CoreSight Component ID (CID), than having
    to add individual PIDs for CPUs.
  - Add support for Dummy CoreSight source and sink drivers.
  - Add James Clark as Reviewer for the CoreSight kernel drivers
  - Fixes to HiSilicon PCIe Tune and Trace Device driver
 
 Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
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Merge tag 'coresight-next-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/coresight/linux into char-misc-next

Suzuki writes:

coresight: Updates for v6.5

CoreSight and hwtracing subsystem updates for v6.5 includes:

 - Fixes to the CTI module reference leaks. This involves,
   redesign of how the helper devices are tracked and CTI
   devices have been converted to helper devices.
 - Fix removal of the trctraceidr file from sysfs for ETMs.
 - Match all ETMv4 instances based on the ETMv4 architected
   registers and the CoreSight Component ID (CID), than having
   to add individual PIDs for CPUs.
 - Add support for Dummy CoreSight source and sink drivers.
 - Add James Clark as Reviewer for the CoreSight kernel drivers
 - Fixes to HiSilicon PCIe Tune and Trace Device driver

Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>

* tag 'coresight-next-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/coresight/linux: (27 commits)
  hwtracing: hisi_ptt: Fix potential sleep in atomic context
  hwtracing: hisi_ptt: Advertise PERF_PMU_CAP_NO_EXCLUDE for PTT PMU
  hwtracing: hisi_ptt: Export available filters through sysfs
  hwtracing: hisi_ptt: Add support for dynamically updating the filter list
  hwtracing: hisi_ptt: Factor out filter allocation and release operation
  coresight: dummy: Update type of mode parameter in dummy_{sink,source}_enable()
  Documentation: trace: Add documentation for Coresight Dummy Trace
  dt-bindings: arm: Add support for Coresight dummy trace
  Coresight: Add coresight dummy driver
  MAINTAINERS: coresight: Add James Clark as Reviewer
  coresight: etm4x: Match all ETM4 instances based on DEVARCH and DEVTYPE
  coresight: etm4x: Make etm4_remove_dev() return void
  coresight: etm4x: Fix missing trctraceidr file in sysfs
  coresight: Fix CTI module refcount leak by making it a helper device
  coresight: Enable and disable helper devices adjacent to the path
  coresight: Refactor out buffer allocation function for ETR
  coresight: Make refcount a property of the connection
  coresight: Store in-connections as well as out-connections
  coresight: Simplify connection fixup mechanism
  coresight: Store pointers to connections rather than an array of them
  ...
2023-06-21 21:15:06 +02:00
Jonathan Corbet
e4624435f3 docs: arm64: Move arm64 documentation under Documentation/arch/
Architecture-specific documentation is being moved into Documentation/arch/
as a way of cleaning up the top-level documentation directory and making
the docs hierarchy more closely match the source hierarchy.  Move
Documentation/arm64 into arch/ (along with the Chinese equvalent
translations) and fix up documentation references.

Cc: Will Deacon <will@kernel.org>
Cc: Alex Shi <alexs@kernel.org>
Cc: Hu Haowen <src.res@email.cn>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Yantengsi <siyanteng@loongson.cn>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2023-06-21 08:51:51 -06:00
Yicong Yang
6373c463ac hwtracing: hisi_ptt: Export available filters through sysfs
The PTT can only filter the traced TLP headers by the Root Ports or the
Requester ID of the Endpoint, which are located on the same PCIe core of
the PTT device. The filter value used is derived from the BDF number of
the supported Root Port or the Endpoint. It's not friendly enough for the
users since it requires the user to be familiar enough with the platform
and calculate the filter value manually.

This patch export the available filters through sysfs. Each available
filters is presented as an individual file with the name of the BDF
number of the related PCIe device. The files are created under
$(PTT PMU dir)/available_root_port_filters and
$(PTT PMU dir)/available_requester_filters respectively. The filter
value can be known by reading the related file.

Then the users can easily know the available filters for trace and get
the filter values without calculating.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20230621092804.15120-4-yangyicong@huawei.com
2023-06-21 11:52:09 +01:00
Lu Hongfei
e3d55626cf scsi: ufs: wb: Add explicit flush_threshold sysfs attribute
There are three flags that control Write Booster Feature:

    1. WB ON/OFF
    2. WB Hibern Flush ON/OFF (implicitly)
    3. WB Flush ON/OFF (explicit)

In the case of "Hibern Flush", one of the conditions for flush WB buffer is
that avail_wb_buff < wb_flush_threshold.

As we know, different users have different requirements for power
consumption and performance. Therefore, we need the ability to manually set
wb_flush_threshold, so that users can easily and flexibly adjust the
wb_flush_threshold value, thereby achieving a balance between power
consumption and performance.

So the sysfs attribute that controls this is necessary.

wb_flush_threshold represents the threshold for flushing WB buffer, whose
value expressed in unit of 10% granularity, such as '1' representing 10%,
'2' representing 20%, and so on.

Signed-off-by: Lu Hongfei <luhongfei@vivo.com>
Link: https://lore.kernel.org/r/20230613022240.16595-1-luhongfei@vivo.com
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2023-06-16 12:04:31 -04:00
Lucas Segarra Fernandez
2382b5ae80 crypto: qat - expose pm_idle_enabled through sysfs
Expose 'pm_idle_enabled' sysfs attribute. This attribute controls how
idle conditions are handled. If it is set to 1 (idle support enabled)
when the device detects an idle condition, the driver will transition
the device to the 'MIN' power configuration.

In order to set the value of this attribute for a device, the device
must be in the 'down' state.

This only applies to qat_4xxx generation.

Signed-off-by: Lucas Segarra Fernandez <lucas.segarra.fernandez@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2023-06-16 20:30:57 +08:00
Adam Guerin
5005327514 crypto: qat - extend configuration for 4xxx
A QAT GEN4 device can be currently configured for crypto (sym;asym) or
compression (dc).

This patch extends the configuration to support more variations of these
services, download the correct FW images on the device and report the
correct capabilities on the device based on the configured service.

The device can now be configured with the following services:
"sym", "asym", "dc", "sym;asym", "asym;sym", "sym;dc", "dc;sym",
"asym;dc", "dc;asym".

With this change, the configuration "sym", "asym", "sym;dc", "dc;sym",
"asym;dc", "dc;asym" will be accessible only via userspace, i.e. the driver
for those configurations will not register into the crypto framework.
Support for such configurations in kernel will be enabled in a later
patch.

The pairs "sym;asym" and "asym;sym" result in identical device config.
As do "sym;dc", "dc;sym", and "asym;dc", "dc;asym".

Signed-off-by: Adam Guerin <adam.guerin@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2023-06-16 20:30:35 +08:00
Roy Luo
83cb2604f6 usb: core: add sysfs entry for usb device state
Expose usb device state to userland as the information is useful in
detecting non-compliant setups and diagnosing enumeration failures.
For example:
- End-to-end signal integrity issues: the device would fail port reset
  repeatedly and thus be stuck in POWERED state.
- Charge-only cables (missing D+/D- lines): the device would never enter
  POWERED state as the HC would not see any pullup.

What's the status quo?
We do have error logs such as "Cannot enable. Maybe the USB cable is bad?"
to flag potential setup issues, but there's no good way to expose them to
userspace.

Why add a sysfs entry in struct usb_port instead of struct usb_device?
The struct usb_device is not device_add() to the system until it's in
ADDRESS state hence we would miss the first two states. The struct
usb_port is a better place to keep the information because its life
cycle is longer than the struct usb_device that is attached to the port.

Reported-by: kernel test robot <oliver.sang@intel.com>
Closes: https://lore.kernel.org/oe-lkp/202306042228.e532af6e-oliver.sang@intel.com
Reviewed-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Roy Luo <royluo@google.com>
Message-ID: <20230608015913.1679984-1-royluo@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-06-13 11:58:26 +02:00
William Breathitt Gray
d428487471 counter: i8254: Introduce the Intel 8254 interface library module
Exposes consumer library functions providing support for interfaces
compatible with the venerable Intel 8254 Programmable Interval Timer
(PIT).

The Intel 8254 PIT first appeared in the early 1980s and was used
initially in IBM PC compatibles. The popularity of the original Intel
825x family of chips led to many subsequent variants and clones of the
interface in various chips and integrated circuits. Although still
popular, interfaces compatible with the Intel 8254 PIT are nowdays
typically found embedded in larger VLSI processing chips and FPGA
components rather than as discrete ICs.

A CONFIG_I8254 Kconfig option is introduced by this patch. Modules
wanting access to these i8254 library functions should select this
Kconfig option, and import the I8254 symbol namespace.

Link: https://lore.kernel.org/r/f6fe32c2db9525d816ab1a01f45abad56c081652.1681665189.git.william.gray@linaro.org/
Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
2023-06-08 10:11:17 -04:00
Mark Pearson
3206001f70 platform/x86: think-lmi: Correct NVME index default
The NVME/HDD index used by WMI starts at 1 so corrected the default
appropriately.
Note, zero index is still permitted in case it is required on future
platforms.
Documentation updated correspondingly

Signed-off-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230601200552.4396-7-mpearson-lenovo@squebb.ca
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-06-08 11:00:17 +02:00
Martin Kurbanov
36a87f371b leds: Add AW20xx driver
This commit adds support for AWINIC AW20036/AW20054/AW20072 LED driver.
This driver supports following AW200XX features:
  - Individual 64-level DIM currents

Signed-off-by: Martin Kurbanov <mmkurbanov@sberdevices.ru>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20230519130403.212479-3-mmkurbanov@sberdevices.ru
Signed-off-by: Lee Jones <lee@kernel.org>
2023-06-01 19:46:35 +01:00
Bhupesh Sharma
f16135918b usb: misc: eud: Fix eud sysfs path (use 'qcom_eud')
The eud sysfs enablement path is currently mentioned in the
Documentation as:
  /sys/bus/platform/drivers/eud/.../enable

Instead it should be:
  /sys/bus/platform/drivers/qcom_eud/.../enable

Fix the same.

Fixes: 9a1bf58ccd ("usb: misc: eud: Add driver support for Embedded USB Debugger(EUD)")
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Link: https://lore.kernel.org/r/20230517211756.2483552-2-bhupesh.sharma@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-05-29 15:55:16 +01:00
Damien Le Moal
1b22cfb141 scsi: core: Allow enabling and disabling command duration limits
Add the sysfs scsi_device attribute cdl_enable to allow a user to enable or
disable a device command duration limits feature. CDL is disabled by
default. This feature must be explicitly enabled by a user by setting the
cdl_enable attribute to 1.

The new function scsi_cdl_enable() does not do anything beside setting the
cdl_enable field of struct scsi_device in the case of a (real) SCSI device
(e.g. a SAS HDD). For ATA devices, the command duration limits feature
needs to be enabled/disabled using the ATA feature sub-page of the control
mode page. To do so, the scsi_cdl_enable() function checks if this mode
page is supported using scsi_mode_sense(). If it is, scsi_mode_select() is
used to enable and disable CDL.

Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Co-developed-by: Niklas Cassel <niklas.cassel@wdc.com>
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Link: https://lore.kernel.org/r/20230511011356.227789-10-nks@flawful.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2023-05-22 17:05:19 -04:00
Damien Le Moal
624885209f scsi: core: Detect support for command duration limits
Introduce the function scsi_cdl_check() to detect if a device supports
command duration limits (CDL). Support for the READ 16, WRITE 16, READ 32
and WRITE 32 commands are checked using the function scsi_report_opcode()
to probe the rwcdlp and cdlp bits as they indicate the mode page defining
the command duration limits descriptors that apply to the command being
tested.

If any of these commands support CDL, the field cdl_supported of struct
scsi_device is set to 1 to indicate that the device supports CDL.

Support for CDL for a device is advertizes through sysfs using the new
cdl_supported device attribute. This attribute value is 1 for a device
supporting CDL and 0 otherwise.

Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Co-developed-by: Niklas Cassel <niklas.cassel@wdc.com>
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Link: https://lore.kernel.org/r/20230511011356.227789-9-nks@flawful.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2023-05-22 17:05:19 -04:00
Liming Sun
e9d1b2d0f7 mlxbf-bootctl: Add sysfs file for BlueField boot log
This commit adds sysfs interface to be used to write into the
boot log which is 1KB HW buffer on BlueField SoC. The same log
buffer is also used by firmware code like ATF/UEFI, and can be
displayed by userspace tools or from external host via USB/PCIe.

Signed-off-by: Liming Sun <limings@nvidia.com>
Reviewed-by: Vadim Pasternak <vadimp@nvidia.com>
Link: https://lore.kernel.org/r/20230511144924.171585-1-limings@nvidia.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-05-16 10:36:55 +02:00
Armin Wolf
334e3516f2 platform/x86: dell-ddv: Update ABI documentation
Synchronize the ABI documentation with the driver documentation
and direct users to the latter in case the search for more
detailed information.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20230508204241.11076-2-W_Armin@gmx.de
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-05-09 11:54:42 +02:00
Armin Wolf
bf4f93c4ca platform/x86: wmi: Add device specific documentation
Add a place for device-specific documentation of WMI drivers.
The first entry is documentation for the wmi-bmof driver, with
additional documentation being expected to follow.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20230424222939.208137-5-W_Armin@gmx.de
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-05-09 11:54:42 +02:00
Linus Torvalds
7994beabfb dmaengine updates for v6.4
New support:
  - Apple admac t8112 device support
  - StarFive JH7110 DMA controller
 
  Updates:
  - Big pile of idxd updates to support IAA 2.0 device capabilities, DSA
    2.0 Event Log and completion record faulting features and new DSA
    operations
  - at_xdmac supend & resume updates and driver code cleanup
  - k3-udma supend & resume support
  - k3-psil thread support for J784s4
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Merge tag 'dmaengine-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine

Pull dmaengine updates from Vinod Koul:
 "New support:

   - Apple admac t8112 device support

   - StarFive JH7110 DMA controller

  Updates:

   - Big pile of idxd updates to support IAA 2.0 device capabilities,
     DSA 2.0 Event Log and completion record faulting features and
     new DSA operations

   - at_xdmac supend & resume updates and driver code cleanup

   - k3-udma supend & resume support

   - k3-psil thread support for J784s4"

* tag 'dmaengine-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (57 commits)
  dmaengine: idxd: add per wq PRS disable
  dmaengine: idxd: add pid to exported sysfs attribute for opened file
  dmaengine: idxd: expose fault counters to sysfs
  dmaengine: idxd: add a device to represent the file opened
  dmaengine: idxd: add per file user counters for completion record faults
  dmaengine: idxd: process batch descriptor completion record faults
  dmaengine: idxd: add descs_completed field for completion record
  dmaengine: idxd: process user page faults for completion record
  dmaengine: idxd: add idxd_copy_cr() to copy user completion record during page fault handling
  dmaengine: idxd: create kmem cache for event log fault items
  dmaengine: idxd: add per DSA wq workqueue for processing cr faults
  dmanegine: idxd: add debugfs for event log dump
  dmaengine: idxd: add interrupt handling for event log
  dmaengine: idxd: setup event log configuration
  dmaengine: idxd: add event log size sysfs attribute
  dmaengine: idxd: make misc interrupt one shot
  dt-bindings: dma: snps,dw-axi-dmac: constrain the items of resets for JH7110 dma
  dt-bindings: dma: Drop unneeded quotes
  dmaengine: at_xdmac: align declaration of ret with the rest of variables
  dmaengine: at_xdmac: add a warning message regarding for unpaused channels
  ...
2023-05-03 11:11:56 -07:00
Linus Torvalds
3af49062b0 - New Drivers
- Add support for  Renesas RZ/G2L MTU3
 
  - New Device Support
    - Add support for Lenovo Yoga Book X90F to Intel CHT WC
    - Add support for MAX5970 and MAX5978 to Simple MFD (I2C)
    - Add support for Meteor Lake PCH-S LPSS PCI to Intel LPSS PCI
    - Add support for AXP15060 PMIC to X-Powers PMIC collection
 
  - Remove Device Support
    - Remove support for Samsung 5M8751 and S5M8763 PMIC devices
 
  - New Functionality
    - Convert deprecated QCOM IRQ Chip to config registers
    - Add support for 32-bit address spaces to Renesas SMUs
 
  - Fix-ups
    - Make use of APIs / MACROs designed to simplify and demystify
    - Add / improve Device Tree bindings
    - Memory saving struct layout optimisations
    - Remove old / deprecated functionality
    - Factor out unassigned register addresses from ranges
    - Trivial: Spelling fixes, renames and coding style fixes
    - Rid 'defined but not used' warnings
    - Remove ineffective casts and pointer stubs
 
  - Bug Fixes
    - Fix incorrectly non-inverted mask/unmask IRQs on QCOM platforms
    - Remove MODULE_*() helpers from non-tristate drivers
    - Do not attempt to use out-of-range memory addresses associated with io_base
    - Provide missing export helpers
    - Fix remap bulk read optimisation fallout
    - Fix memory leak issues in error paths
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Merge tag 'mfd-next-6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "New Drivers:
   - Add support for  Renesas RZ/G2L MTU3

  New Device Support:
   - Add support for Lenovo Yoga Book X90F to Intel CHT WC
   - Add support for MAX5970 and MAX5978 to Simple MFD (I2C)
   - Add support for Meteor Lake PCH-S LPSS PCI to Intel LPSS PCI
   - Add support for AXP15060 PMIC to X-Powers PMIC collection

  Remove Device Support:
   - Remove support for Samsung 5M8751 and S5M8763 PMIC devices

  New Functionality:
   - Convert deprecated QCOM IRQ Chip to config registers
   - Add support for 32-bit address spaces to Renesas SMUs

  Fix-ups:
   - Make use of APIs / MACROs designed to simplify and demystify
   - Add / improve Device Tree bindings
   - Memory saving struct layout optimisations
   - Remove old / deprecated functionality
   - Factor out unassigned register addresses from ranges
   - Trivial: Spelling fixes, renames and coding style fixes
   - Rid 'defined but not used' warnings
   - Remove ineffective casts and pointer stubs

  Bug Fixes:
   - Fix incorrectly non-inverted mask/unmask IRQs on QCOM platforms
   - Remove MODULE_*() helpers from non-tristate drivers
   - Do not attempt to use out-of-range memory addresses associated with io_base
   - Provide missing export helpers
   - Fix remap bulk read optimisation fallout
   - Fix memory leak issues in error paths"

* tag 'mfd-next-6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (88 commits)
  dt-bindings: mfd: ti,j721e-system-controller: Add SoC chip ID
  leds: bd2606mvv: Driver for the Rohm 6 Channel i2c LED driver
  dt-bindings: mfd: qcom,spmi-pmic: Document flash LED controller
  dt-bindings: mfd: x-powers,axp152: Document the AXP15060 variant
  mfd: axp20x: Add support for AXP15060 PMIC
  dt-bindings: mfd: x-powers,axp152: Document the AXP313a variant
  counter: rz-mtu3-cnt: Unlock on error in rz_mtu3_count_ceiling_write()
  dt-bindings: mfd: dlg,da9063: Document voltage monitoring
  dt-bindings: mfd: stm32: Remove unnecessary blank lines
  dt-bindings: mfd: qcom,spmi-pmic: Use generic ADC node name in examples
  dt-bindings: mfd: syscon: Add nuvoton,ma35d1-sys compatible
  MAINTAINERS: Add entries for Renesas RZ/G2L MTU3a counter driver
  counter: Add Renesas RZ/G2L MTU3a counter driver
  Documentation: ABI: sysfs-bus-counter: add cascade_counts_enable and external_input_phase_clock_select
  mfd: Add Renesas RZ/G2L MTU3a core driver
  dt-bindings: timer: Document RZ/G2L MTU3a bindings
  mfd: rsmu_i2c: Convert to i2c's .probe_new() again
  mfd: intel-lpss: Add Intel Meteor Lake PCH-S LPSS PCI IDs
  mfd: dln2: Fix memory leak in dln2_probe()
  mfd: axp20x: Fix axp288 writable-ranges
  ...
2023-05-02 10:41:31 -07:00
Linus Torvalds
58390c8ce1 IOMMU Updates for Linux 6.4
Including:
 
 	- Convert to platform remove callback returning void
 
 	- Extend changing default domain to normal group
 
 	- Intel VT-d updates:
 	    - Remove VT-d virtual command interface and IOASID
 	    - Allow the VT-d driver to support non-PRI IOPF
 	    - Remove PASID supervisor request support
 	    - Various small and misc cleanups
 
 	- ARM SMMU updates:
 	    - Device-tree binding updates:
 	        * Allow Qualcomm GPU SMMUs to accept relevant clock properties
 	        * Document Qualcomm 8550 SoC as implementing an MMU-500
 	        * Favour new "qcom,smmu-500" binding for Adreno SMMUs
 
 	    - Fix S2CR quirk detection on non-architectural Qualcomm SMMU
 	      implementations
 
 	    - Acknowledge SMMUv3 PRI queue overflow when consuming events
 
 	    - Document (in a comment) why ATS is disabled for bypass streams
 
 	- AMD IOMMU updates:
 	    - 5-level page-table support
 	    - NUMA awareness for memory allocations
 
 	- Unisoc driver: Support for reattaching an existing domain
 
 	- Rockchip driver: Add missing set_platform_dma_ops callback
 
 	- Mediatek driver: Adjust the dma-ranges
 
 	- Various other small fixes and cleanups
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Merge tag 'iommu-updates-v6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu updates from Joerg Roedel:

 - Convert to platform remove callback returning void

 - Extend changing default domain to normal group

 - Intel VT-d updates:
     - Remove VT-d virtual command interface and IOASID
     - Allow the VT-d driver to support non-PRI IOPF
     - Remove PASID supervisor request support
     - Various small and misc cleanups

 - ARM SMMU updates:
     - Device-tree binding updates:
         * Allow Qualcomm GPU SMMUs to accept relevant clock properties
         * Document Qualcomm 8550 SoC as implementing an MMU-500
         * Favour new "qcom,smmu-500" binding for Adreno SMMUs

     - Fix S2CR quirk detection on non-architectural Qualcomm SMMU
       implementations

     - Acknowledge SMMUv3 PRI queue overflow when consuming events

     - Document (in a comment) why ATS is disabled for bypass streams

 - AMD IOMMU updates:
     - 5-level page-table support
     - NUMA awareness for memory allocations

 - Unisoc driver: Support for reattaching an existing domain

 - Rockchip driver: Add missing set_platform_dma_ops callback

 - Mediatek driver: Adjust the dma-ranges

 - Various other small fixes and cleanups

* tag 'iommu-updates-v6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (82 commits)
  iommu: Remove iommu_group_get_by_id()
  iommu: Make iommu_release_device() static
  iommu/vt-d: Remove BUG_ON in dmar_insert_dev_scope()
  iommu/vt-d: Remove a useless BUG_ON(dev->is_virtfn)
  iommu/vt-d: Remove BUG_ON in map/unmap()
  iommu/vt-d: Remove BUG_ON when domain->pgd is NULL
  iommu/vt-d: Remove BUG_ON in handling iotlb cache invalidation
  iommu/vt-d: Remove BUG_ON on checking valid pfn range
  iommu/vt-d: Make size of operands same in bitwise operations
  iommu/vt-d: Remove PASID supervisor request support
  iommu/vt-d: Use non-privileged mode for all PASIDs
  iommu/vt-d: Remove extern from function prototypes
  iommu/vt-d: Do not use GFP_ATOMIC when not needed
  iommu/vt-d: Remove unnecessary checks in iopf disabling path
  iommu/vt-d: Move PRI handling to IOPF feature path
  iommu/vt-d: Move pfsid and ats_qdep calculation to device probe path
  iommu/vt-d: Move iopf code from SVA to IOPF enabling path
  iommu/vt-d: Allow SVA with device-specific IOPF
  dmaengine: idxd: Add enable/disable device IOPF feature
  arm64: dts: mt8186: Add dma-ranges for the parent "soc" node
  ...
2023-04-30 13:00:38 -07:00
Linus Torvalds
7acc137211 cxl for v6.4
- Refactor the DOE infrastructure (Data Object Exchange PCI-config-cycle
   mailbox) to be a facility of the PCI core rather than the CXL core.
   This is foundational for upcoming support for PCI device-attestation and
   PCIe / CXL link encryption.
 
 - Add support for retrieving and injecting poison for CXL memory
   expanders. This enabling uses trace-events to convey CXL media error
   records to user tooling. It includes translation of device-local
   addresses (DPA) to system physical addresses (SPA) and their
   corresponding CXL region.
 
 - Fixes for decoder enumeration that missed v6.3-final
 
 - Miscellaneous fixups
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Merge tag 'cxl-for-6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl

Pull compute express link updates from Dan Williams:
 "DOE support is promoted from drivers/cxl/ to drivers/pci/ with Bjorn's
  blessing, and the CXL core continues to mature its media management
  capabilities with support for listing and injecting media errors. Some
  late fixes that missed v6.3-final are also included:

   - Refactor the DOE infrastructure (Data Object Exchange
     PCI-config-cycle mailbox) to be a facility of the PCI core rather
     than the CXL core.

     This is foundational for upcoming support for PCI
     device-attestation and PCIe / CXL link encryption.

   - Add support for retrieving and injecting poison for CXL memory
     expanders.

     This enabling uses trace-events to convey CXL media error records
     to user tooling. It includes translation of device-local addresses
     (DPA) to system physical addresses (SPA) and their corresponding
     CXL region.

   - Fixes for decoder enumeration that missed v6.3-final

   - Miscellaneous fixups"

* tag 'cxl-for-6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl: (38 commits)
  cxl/test: Add mock test for set_timestamp
  cxl/mbox: Update CMD_RC_TABLE
  tools/testing/cxl: Require CONFIG_DEBUG_FS
  tools/testing/cxl: Add a sysfs attr to test poison inject limits
  tools/testing/cxl: Use injected poison for get poison list
  tools/testing/cxl: Mock the Clear Poison mailbox command
  tools/testing/cxl: Mock the Inject Poison mailbox command
  cxl/mem: Add debugfs attributes for poison inject and clear
  cxl/memdev: Trace inject and clear poison as cxl_poison events
  cxl/memdev: Warn of poison inject or clear to a mapped region
  cxl/memdev: Add support for the Clear Poison mailbox command
  cxl/memdev: Add support for the Inject Poison mailbox command
  tools/testing/cxl: Mock support for Get Poison List
  cxl/trace: Add an HPA to cxl_poison trace events
  cxl/region: Provide region info to the cxl_poison trace event
  cxl/memdev: Add trigger_poison_list sysfs attribute
  cxl/trace: Add TRACE support for CXL media-error records
  cxl/mbox: Add GET_POISON_LIST mailbox command
  cxl/mbox: Initialize the poison state
  cxl/mbox: Restrict poison cmds to debugfs cxl_raw_allow_all
  ...
2023-04-30 11:51:51 -07:00
Linus Torvalds
7fa8a8ee94 - Nick Piggin's "shoot lazy tlbs" series, to improve the peformance of
switching from a user process to a kernel thread.
 
 - More folio conversions from Kefeng Wang, Zhang Peng and Pankaj Raghav.
 
 - zsmalloc performance improvements from Sergey Senozhatsky.
 
 - Yue Zhao has found and fixed some data race issues around the
   alteration of memcg userspace tunables.
 
 - VFS rationalizations from Christoph Hellwig:
 
   - removal of most of the callers of write_one_page().
 
   - make __filemap_get_folio()'s return value more useful
 
 - Luis Chamberlain has changed tmpfs so it no longer requires swap
   backing.  Use `mount -o noswap'.
 
 - Qi Zheng has made the slab shrinkers operate locklessly, providing
   some scalability benefits.
 
 - Keith Busch has improved dmapool's performance, making part of its
   operations O(1) rather than O(n).
 
 - Peter Xu adds the UFFD_FEATURE_WP_UNPOPULATED feature to userfaultd,
   permitting userspace to wr-protect anon memory unpopulated ptes.
 
 - Kirill Shutemov has changed MAX_ORDER's meaning to be inclusive rather
   than exclusive, and has fixed a bunch of errors which were caused by its
   unintuitive meaning.
 
 - Axel Rasmussen give userfaultfd the UFFDIO_CONTINUE_MODE_WP feature,
   which causes minor faults to install a write-protected pte.
 
 - Vlastimil Babka has done some maintenance work on vma_merge():
   cleanups to the kernel code and improvements to our userspace test
   harness.
 
 - Cleanups to do_fault_around() by Lorenzo Stoakes.
 
 - Mike Rapoport has moved a lot of initialization code out of various
   mm/ files and into mm/mm_init.c.
 
 - Lorenzo Stoakes removd vmf_insert_mixed_prot(), which was added for
   DRM, but DRM doesn't use it any more.
 
 - Lorenzo has also coverted read_kcore() and vread() to use iterators
   and has thereby removed the use of bounce buffers in some cases.
 
 - Lorenzo has also contributed further cleanups of vma_merge().
 
 - Chaitanya Prakash provides some fixes to the mmap selftesting code.
 
 - Matthew Wilcox changes xfs and afs so they no longer take sleeping
   locks in ->map_page(), a step towards RCUification of pagefaults.
 
 - Suren Baghdasaryan has improved mmap_lock scalability by switching to
   per-VMA locking.
 
 - Frederic Weisbecker has reworked the percpu cache draining so that it
   no longer causes latency glitches on cpu isolated workloads.
 
 - Mike Rapoport cleans up and corrects the ARCH_FORCE_MAX_ORDER Kconfig
   logic.
 
 - Liu Shixin has changed zswap's initialization so we no longer waste a
   chunk of memory if zswap is not being used.
 
 - Yosry Ahmed has improved the performance of memcg statistics flushing.
 
 - David Stevens has fixed several issues involving khugepaged,
   userfaultfd and shmem.
 
 - Christoph Hellwig has provided some cleanup work to zram's IO-related
   code paths.
 
 - David Hildenbrand has fixed up some issues in the selftest code's
   testing of our pte state changing.
 
 - Pankaj Raghav has made page_endio() unneeded and has removed it.
 
 - Peter Xu contributed some rationalizations of the userfaultfd
   selftests.
 
 - Yosry Ahmed has fixed an issue around memcg's page recalim accounting.
 
 - Chaitanya Prakash has fixed some arm-related issues in the
   selftests/mm code.
 
 - Longlong Xia has improved the way in which KSM handles hwpoisoned
   pages.
 
 - Peter Xu fixes a few issues with uffd-wp at fork() time.
 
 - Stefan Roesch has changed KSM so that it may now be used on a
   per-process and per-cgroup basis.
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Merge tag 'mm-stable-2023-04-27-15-30' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull MM updates from Andrew Morton:

 - Nick Piggin's "shoot lazy tlbs" series, to improve the peformance of
   switching from a user process to a kernel thread.

 - More folio conversions from Kefeng Wang, Zhang Peng and Pankaj
   Raghav.

 - zsmalloc performance improvements from Sergey Senozhatsky.

 - Yue Zhao has found and fixed some data race issues around the
   alteration of memcg userspace tunables.

 - VFS rationalizations from Christoph Hellwig:
     - removal of most of the callers of write_one_page()
     - make __filemap_get_folio()'s return value more useful

 - Luis Chamberlain has changed tmpfs so it no longer requires swap
   backing. Use `mount -o noswap'.

 - Qi Zheng has made the slab shrinkers operate locklessly, providing
   some scalability benefits.

 - Keith Busch has improved dmapool's performance, making part of its
   operations O(1) rather than O(n).

 - Peter Xu adds the UFFD_FEATURE_WP_UNPOPULATED feature to userfaultd,
   permitting userspace to wr-protect anon memory unpopulated ptes.

 - Kirill Shutemov has changed MAX_ORDER's meaning to be inclusive
   rather than exclusive, and has fixed a bunch of errors which were
   caused by its unintuitive meaning.

 - Axel Rasmussen give userfaultfd the UFFDIO_CONTINUE_MODE_WP feature,
   which causes minor faults to install a write-protected pte.

 - Vlastimil Babka has done some maintenance work on vma_merge():
   cleanups to the kernel code and improvements to our userspace test
   harness.

 - Cleanups to do_fault_around() by Lorenzo Stoakes.

 - Mike Rapoport has moved a lot of initialization code out of various
   mm/ files and into mm/mm_init.c.

 - Lorenzo Stoakes removd vmf_insert_mixed_prot(), which was added for
   DRM, but DRM doesn't use it any more.

 - Lorenzo has also coverted read_kcore() and vread() to use iterators
   and has thereby removed the use of bounce buffers in some cases.

 - Lorenzo has also contributed further cleanups of vma_merge().

 - Chaitanya Prakash provides some fixes to the mmap selftesting code.

 - Matthew Wilcox changes xfs and afs so they no longer take sleeping
   locks in ->map_page(), a step towards RCUification of pagefaults.

 - Suren Baghdasaryan has improved mmap_lock scalability by switching to
   per-VMA locking.

 - Frederic Weisbecker has reworked the percpu cache draining so that it
   no longer causes latency glitches on cpu isolated workloads.

 - Mike Rapoport cleans up and corrects the ARCH_FORCE_MAX_ORDER Kconfig
   logic.

 - Liu Shixin has changed zswap's initialization so we no longer waste a
   chunk of memory if zswap is not being used.

 - Yosry Ahmed has improved the performance of memcg statistics
   flushing.

 - David Stevens has fixed several issues involving khugepaged,
   userfaultfd and shmem.

 - Christoph Hellwig has provided some cleanup work to zram's IO-related
   code paths.

 - David Hildenbrand has fixed up some issues in the selftest code's
   testing of our pte state changing.

 - Pankaj Raghav has made page_endio() unneeded and has removed it.

 - Peter Xu contributed some rationalizations of the userfaultfd
   selftests.

 - Yosry Ahmed has fixed an issue around memcg's page recalim
   accounting.

 - Chaitanya Prakash has fixed some arm-related issues in the
   selftests/mm code.

 - Longlong Xia has improved the way in which KSM handles hwpoisoned
   pages.

 - Peter Xu fixes a few issues with uffd-wp at fork() time.

 - Stefan Roesch has changed KSM so that it may now be used on a
   per-process and per-cgroup basis.

* tag 'mm-stable-2023-04-27-15-30' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (369 commits)
  mm,unmap: avoid flushing TLB in batch if PTE is inaccessible
  shmem: restrict noswap option to initial user namespace
  mm/khugepaged: fix conflicting mods to collapse_file()
  sparse: remove unnecessary 0 values from rc
  mm: move 'mmap_min_addr' logic from callers into vm_unmapped_area()
  hugetlb: pte_alloc_huge() to replace huge pte_alloc_map()
  maple_tree: fix allocation in mas_sparse_area()
  mm: do not increment pgfault stats when page fault handler retries
  zsmalloc: allow only one active pool compaction context
  selftests/mm: add new selftests for KSM
  mm: add new KSM process and sysfs knobs
  mm: add new api to enable ksm per process
  mm: shrinkers: fix debugfs file permissions
  mm: don't check VMA write permissions if the PTE/PMD indicates write permissions
  migrate_pages_batch: fix statistics for longterm pin retry
  userfaultfd: use helper function range_in_vma()
  lib/show_mem.c: use for_each_populated_zone() simplify code
  mm: correct arg in reclaim_pages()/reclaim_clean_pages_from_list()
  fs/buffer: convert create_page_buffers to folio_create_buffers
  fs/buffer: add folio_create_empty_buffers helper
  ...
2023-04-27 19:42:02 -07:00
Linus Torvalds
cec24b8b6b Char/Misc drivers for 6.4-rc1
Here is the "big" set of char/misc and other driver subsystems for
 6.4-rc1.
 
 It's pretty big, but due to the removal of pcmcia drivers, almost breaks
 even for number of lines added vs. removed, a nice change.
 
 Included in here are:
   - removal of unused PCMCIA drivers (finally!)
   - Interconnect driver updates and additions
   - Lots of IIO driver updates and additions
   - MHI driver updates
   - Coresight driver updates
   - NVMEM driver updates, which required some OF updates
   - W1 driver updates and a new maintainer to manage the subsystem
   - FPGA driver updates
   - New driver subsystem, CDX, for AMD systems
   - lots of other small driver updates and additions
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc drivers updates from Greg KH:
 "Here is the "big" set of char/misc and other driver subsystems for
  6.4-rc1.

  It's pretty big, but due to the removal of pcmcia drivers, almost
  breaks even for number of lines added vs. removed, a nice change.

  Included in here are:

   - removal of unused PCMCIA drivers (finally!)

   - Interconnect driver updates and additions

   - Lots of IIO driver updates and additions

   - MHI driver updates

   - Coresight driver updates

   - NVMEM driver updates, which required some OF updates

   - W1 driver updates and a new maintainer to manage the subsystem

   - FPGA driver updates

   - New driver subsystem, CDX, for AMD systems

   - lots of other small driver updates and additions

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

* tag 'char-misc-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (196 commits)
  mcb-lpc: Reallocate memory region to avoid memory overlapping
  mcb-pci: Reallocate memory region to avoid memory overlapping
  mcb: Return actual parsed size when reading chameleon table
  kernel/configs: Drop Android config fragments
  virt: acrn: Replace obsolete memalign() with posix_memalign()
  spmi: Add a check for remove callback when removing a SPMI driver
  spmi: fix W=1 kernel-doc warnings
  spmi: mtk-pmif: Drop of_match_ptr for ID table
  spmi: pmic-arb: Convert to platform remove callback returning void
  spmi: mtk-pmif: Convert to platform remove callback returning void
  spmi: hisi-spmi-controller: Convert to platform remove callback returning void
  w1: gpio: remove unnecessary ENOMEM messages
  w1: omap-hdq: remove unnecessary ENOMEM messages
  w1: omap-hdq: add SPDX tag
  w1: omap-hdq: allow compile testing
  w1: matrox: remove unnecessary ENOMEM messages
  w1: matrox: use inline over __inline__
  w1: matrox: switch from asm to linux header
  w1: ds2482: do not use assignment in if condition
  w1: ds2482: drop unnecessary header
  ...
2023-04-27 12:07:50 -07:00
Linus Torvalds
556eb8b791 Driver core changes for 6.4-rc1
Here is the large set of driver core changes for 6.4-rc1.
 
 Once again, a busy development cycle, with lots of changes happening in
 the driver core in the quest to be able to move "struct bus" and "struct
 class" into read-only memory, a task now complete with these changes.
 
 This will make the future rust interactions with the driver core more
 "provably correct" as well as providing more obvious lifetime rules for
 all busses and classes in the kernel.
 
 The changes required for this did touch many individual classes and
 busses as many callbacks were changed to take const * parameters
 instead.  All of these changes have been submitted to the various
 subsystem maintainers, giving them plenty of time to review, and most of
 them actually did so.
 
 Other than those changes, included in here are a small set of other
 things:
   - kobject logging improvements
   - cacheinfo improvements and updates
   - obligatory fw_devlink updates and fixes
   - documentation updates
   - device property cleanups and const * changes
   - firwmare loader dependency fixes.
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the large set of driver core changes for 6.4-rc1.

  Once again, a busy development cycle, with lots of changes happening
  in the driver core in the quest to be able to move "struct bus" and
  "struct class" into read-only memory, a task now complete with these
  changes.

  This will make the future rust interactions with the driver core more
  "provably correct" as well as providing more obvious lifetime rules
  for all busses and classes in the kernel.

  The changes required for this did touch many individual classes and
  busses as many callbacks were changed to take const * parameters
  instead. All of these changes have been submitted to the various
  subsystem maintainers, giving them plenty of time to review, and most
  of them actually did so.

  Other than those changes, included in here are a small set of other
  things:

   - kobject logging improvements

   - cacheinfo improvements and updates

   - obligatory fw_devlink updates and fixes

   - documentation updates

   - device property cleanups and const * changes

   - firwmare loader dependency fixes.

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

* tag 'driver-core-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (120 commits)
  device property: make device_property functions take const device *
  driver core: update comments in device_rename()
  driver core: Don't require dynamic_debug for initcall_debug probe timing
  firmware_loader: rework crypto dependencies
  firmware_loader: Strip off \n from customized path
  zram: fix up permission for the hot_add sysfs file
  cacheinfo: Add use_arch[|_cache]_info field/function
  arch_topology: Remove early cacheinfo error message if -ENOENT
  cacheinfo: Check cache properties are present in DT
  cacheinfo: Check sib_leaf in cache_leaves_are_shared()
  cacheinfo: Allow early level detection when DT/ACPI info is missing/broken
  cacheinfo: Add arm64 early level initializer implementation
  cacheinfo: Add arch specific early level initializer
  tty: make tty_class a static const structure
  driver core: class: remove struct class_interface * from callbacks
  driver core: class: mark the struct class in struct class_interface constant
  driver core: class: make class_register() take a const *
  driver core: class: mark class_release() as taking a const *
  driver core: remove incorrect comment for device_create*
  MIPS: vpe-cmp: remove module owner pointer from struct class usage.
  ...
2023-04-27 11:53:57 -07:00
Linus Torvalds
4010e62b5b USB / Thunderbolt changes for 6.4-rc1
Here is the large set of USB and Thunderbolt changes for 6.4-rc1.
 
 "biggest" thing in here is the removal of two obsolete drivers, u132-hcd
 and ftdi-elan, making this a net-removal of code overall.
 
 Other than the driver removals, included in here are:
   - Thunderbolt updates for new hardware and features
   - xhci driver updates and fixes
   - dwc3 driver updates and fixes
   - gadget core and driver updates and features added
   - mtu3 driver updates
   - dwc2 driver fixes and updates
   - usb-serial driver updates
   - typec driver updates and fixes
   - platform remove callback changes
   - dts updates and conversions
   - other small changes
 
 All have been in linux-next for a while with no reported problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB / Thunderbolt updates from Greg KH:
 "Here is the large set of USB and Thunderbolt changes for 6.4-rc1.

  The "biggest" thing in here is the removal of two obsolete drivers,
  u132-hcd and ftdi-elan, making this a net-removal of code overall.

  Other than the driver removals, included in here are:

   - Thunderbolt updates for new hardware and features

   - xhci driver updates and fixes

   - dwc3 driver updates and fixes

   - gadget core and driver updates and features added

   - mtu3 driver updates

   - dwc2 driver fixes and updates

   - usb-serial driver updates

   - typec driver updates and fixes

   - platform remove callback changes

   - dts updates and conversions

   - other small changes

  All have been in linux-next for a while with no reported problems"

* tag 'usb-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (177 commits)
  usb: dwc3: gadget: Refactor EP0 forced stall/restart into a separate API
  usb: dwc3: gadget: Execute gadget stop after halting the controller
  media: radio-shark: Add endpoint checks
  USB: sisusbvga: Add endpoint checks
  USB: core: Add routines for endpoint checks in old drivers
  usb: dwc3: gadget: Stall and restart EP0 if host is unresponsive
  dt-bindings: usb: snps,dwc3: Add 'snps,parkmode-disable-hs-quirk' quirk
  usb: dwc3: core: add support for disabling High-speed park mode
  dt-bindings: usb: ci-hdrc-usb2: allow multiple PHYs
  usb: mtu3: add optional clock xhci_ck and frmcnt_ck
  dt-bindings: usb: mtu3: add two optional clocks
  usb: mtu3: expose role-switch control to userspace
  usb: mtu3: unlock @mtu->lock just before giving back request
  usb: mtu3: fix kernel panic at qmu transfer done irq handler
  usb: mtu3: use boolean return value
  usb: mtu3: give back request when rx error happens
  usb: chipidea: fix missing goto in `ci_hdrc_probe`
  usb: gadget: udc: core: Prevent redundant calls to pullup
  usb: gadget: udc: core: Invoke usb_gadget_connect only when started
  usb: typec: ucsi: don't print PPM init deferred errors
  ...
2023-04-27 11:42:11 -07:00
Linus Torvalds
34da76dca4 for-linus-2023042601
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Merge tag 'for-linus-2023042601' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

Pull HID updates from Jiri Kosina:

 - import a bunch of HID selftests from out-of-tree hid-tools project
   (Benjamin Tissoires)

 - drastically reducing Bluetooth disconnects on hid-nintendo driven
   devices (Daniel J. Ogorchock)

 - lazy initialization of battery interfaces in wacom driver (Jason
   Gerecke)

 - generic support for all Kye tablets (David Yang)

 - proper rumble queue overrun handling in hid-nintendo (Daniel J.
   Ogorchock)

 - support for ADC measurement in logitech-hidpp driver (Bastien Nocera)

 - reset GPIO support in i2c-hid (Hans de Goede)

 - improved handling of generic "Digitizer" usage (Jason Gerecke)

 - support for KEY_CAMERA_FOCUS (Feng Qi)

 - quirks for Apple Geyser 3 and Apple Geyser 4 (Alex Henrie)

 - assorted functional fixes and device ID additions

* tag 'for-linus-2023042601' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: (54 commits)
  HID: amd_sfh: Fix max supported HID devices
  HID: wacom: generic: Set battery quirk only when we see battery data
  HID: wacom: Lazy-init batteries
  HID: Ignore battery for ELAN touchscreen on ROG Flow X13 GV301RA
  HID: asus: explicitly include linux/leds.h
  HID: lg-g15: explicitly include linux/leds.h
  HID: steelseries: explicitly include linux/leds.h
  HID: apple: Set the tilde quirk flag on the Geyser 3
  HID: apple: explicitly include linux/leds.h
  HID: mcp2221: fix get and get_direction for gpio
  HID: mcp2221: fix report layout for gpio get
  HID: wacom: Set a default resolution for older tablets
  HID: i2c-hid-of: Add reset GPIO support to i2c-hid-of
  HID: i2c-hid-of: Allow using i2c-hid-of on non OF platforms
  HID: i2c-hid-of: Consistenly use dev local variable in probe()
  HID: kye: Fix rdesc for kye tablets
  HID: amd_sfh: Support for additional light sensor
  HID: amd_sfh: Handle "no sensors" enabled for SFH1.1
  HID: amd_sfh: Increase sensor command timeout for SFH1.1
  HID: amd_sfh: Correct the stop all command
  ...
2023-04-27 11:23:36 -07:00