Commit 8443516d authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge tag 'platform-drivers-x86-v5.19-1' of... 

Merge tag 'platform-drivers-x86-v5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:
 "This includes some small changes to kernel/stop_machine.c and arch/x86
  which are deps of the new Intel IFS support.

  Highlights:

   - New drivers:
       - Intel "In Field Scan" (IFS) support
       - Winmate FM07/FM07P buttons
       - Mellanox SN2201 support

   -  AMD PMC driver enhancements

   -  Lots of various other small fixes and hardware-id additions"

* tag 'platform-drivers-x86-v5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (54 commits)
  platform/x86/intel/ifs: Add CPU_SUP_INTEL dependency
  platform/x86: intel_cht_int33fe: Set driver data
  platform/x86: intel-hid: fix _DSM function index handling
  platform/x86: toshiba_acpi: use kobj_to_dev()
  platform/x86: samsung-laptop: use kobj_to_dev()
  platform/x86: gigabyte-wmi: Add support for Z490 AORUS ELITE AC and X570 AORUS ELITE WIFI
  tools/power/x86/intel-speed-select: Fix warning for perf_cap.cpu
  tools/power/x86/intel-speed-select: Display error on turbo mode disabled
  Documentation: In-Field Scan
  platform/x86/intel/ifs: add ABI documentation for IFS
  trace: platform/x86/intel/ifs: Add trace point to track Intel IFS operations
  platform/x86/intel/ifs: Add IFS sysfs interface
  platform/x86/intel/ifs: Add scan test support
  platform/x86/intel/ifs: Authenticate and copy to secured memory
  platform/x86/intel/ifs: Check IFS Image sanity
  platform/x86/intel/ifs: Read IFS firmware image
  platform/x86/intel/ifs: Add stub driver for In-Field Scan
  stop_machine: Add stop_core_cpuslocked() for per-core operations
  x86/msr-index: Define INTEGRITY_CAPABILITIES MSR
  x86/microcode/intel: Expose collect_cpu_info_early() for IFS
  ...
parents cfe1cb01 badb81a5

Documentation/ABI/stable/sysfs-driver-mlxreg-io

+36 −0
Original line number Diff line number Diff line
@@ -467,3 +467,39 @@ Description: These files provide the maximum powered required for line card 
		feeding and line card configuration Id.



		The files are read only.



What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/phy_reset

Date:		May 2022

KernelVersion:	5.19

Contact:	Vadim Pasternak <vadimpmellanox.com>

Description:	This file allows to reset PHY 88E1548 when attribute is set 0

		due to some abnormal PHY behavior.

		Expected behavior:

		When phy_reset is written 1, all PHY 88E1548 are released

		from the reset state, when 0 - are hold in reset state.



		The files are read/write.



What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/mac_reset

Date:		May 2022

KernelVersion:	5.19

Contact:	Vadim Pasternak <vadimpmellanox.com>

Description:	This file allows to reset ASIC MT52132 when attribute is set 0

		due to some abnormal ASIC behavior.

		Expected behavior:

		When mac_reset is written 1, the ASIC MT52132 is released

		from the reset state, when 0 - is hold in reset state.



		The files are read/write.



What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/qsfp_pwr_good

Date:		May 2022

KernelVersion:	5.19

Contact:	Vadim Pasternak <vadimpmellanox.com>

Description:	This file shows QSFP ports power status. The value is set to 0

		when one of any QSFP ports is plugged. The value is set to 1 when

		there are no any QSFP ports are plugged.

		The possible values are:

		0 - Power good, 1 - Not power good.



		The files are read only.

Documentation/ABI/testing/sysfs-platform-intel-ifs

0 → 100644
+39 −0
Original line number Diff line number Diff line 
What:		/sys/devices/virtual/misc/intel_ifs_<N>/run_test

Date:		April 21 2022

KernelVersion:	5.19

Contact:	"Jithu Joseph" <jithu.joseph@intel.com>

Description:	Write <cpu#> to trigger IFS test for one online core.

		Note that the test is per core. The cpu# can be

		for any thread on the core. Running on one thread

		completes the test for the core containing that thread.

		Example: to test the core containing cpu5: echo 5 >

		/sys/devices/platform/intel_ifs.<N>/run_test



What:		/sys/devices/virtual/misc/intel_ifs_<N>/status

Date:		April 21 2022

KernelVersion:	5.19

Contact:	"Jithu Joseph" <jithu.joseph@intel.com>

Description:	The status of the last test. It can be one of "pass", "fail"

		or "untested".



What:		/sys/devices/virtual/misc/intel_ifs_<N>/details

Date:		April 21 2022

KernelVersion:	5.19

Contact:	"Jithu Joseph" <jithu.joseph@intel.com>

Description:	Additional information regarding the last test. The details file reports

		the hex value of the SCAN_STATUS MSR. Note that the error_code field

		may contain driver defined software code not defined in the Intel SDM.



What:		/sys/devices/virtual/misc/intel_ifs_<N>/image_version

Date:		April 21 2022

KernelVersion:	5.19

Contact:	"Jithu Joseph" <jithu.joseph@intel.com>

Description:	Version (hexadecimal) of loaded IFS binary image. If no scan image

		is loaded reports "none".



What:		/sys/devices/virtual/misc/intel_ifs_<N>/reload

Date:		April 21 2022

KernelVersion:	5.19

Contact:	"Jithu Joseph" <jithu.joseph@intel.com>

Description:	Write "1" (or "y" or "Y") to reload the IFS image from

		/lib/firmware/intel/ifs/ff-mm-ss.scan.

Documentation/x86/ifs.rst

0 → 100644
+2 −0
Original line number Diff line number Diff line 
.. SPDX-License-Identifier: GPL-2.0

.. kernel-doc:: drivers/platform/x86/intel/ifs/ifs.h

Documentation/x86/index.rst

+1 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ x86-specific Documentation 
   usb-legacy-support

   i386/index

   x86_64/index

   ifs

   sva

   sgx

   features

MAINTAINERS

+8 −0
Original line number Diff line number Diff line
@@ -9863,6 +9863,14 @@ B: https://bugzilla.kernel.org 
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux.git

F:	drivers/idle/intel_idle.c









INTEL IN FIELD SCAN (IFS) DEVICE









M:	Jithu Joseph <jithu.joseph@intel.com>









R:	Ashok Raj <ashok.raj@intel.com>









R:	Tony Luck <tony.luck@intel.com>









S:	Maintained









F:	drivers/platform/x86/intel/ifs









F:	include/trace/events/intel_ifs.h

















INTEL INTEGRATED SENSOR HUB DRIVER









M:	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>









M:	Jiri Kosina <jikos@kernel.org>