Merge tag 'char-misc-6.0-rc1' of git://git.kernel.org/pub/scm/linux/k…

…ernel/git/gregkh/char-misc

Pull char / misc driver updates from Greg KH:
 "Here is the large set of char and misc and other driver subsystem
  changes for 6.0-rc1.

  Highlights include:

   - large set of IIO driver updates, additions, and cleanups

   - new habanalabs device support added (loads of register maps much
     like GPUs have)

   - soundwire driver updates

   - phy driver updates

   - slimbus driver updates

   - tiny virt driver fixes and updates

   - misc driver fixes and updates

   - interconnect driver updates

   - hwtracing driver updates

   - fpga driver updates

   - extcon driver updates

   - firmware driver updates

   - counter driver update

   - mhi driver fixes and updates

   - binder driver fixes and updates

   - speakup driver fixes

  All of these have been in linux-next for a while without any reported
  problems"

* tag 'char-misc-6.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (634 commits)
  drivers: lkdtm: fix clang -Wformat warning
  char: remove VR41XX related char driver
  misc: Mark MICROCODE_MINOR unused
  spmi: trace: fix stack-out-of-bound access in SPMI tracing functions
  dt-bindings: iio: adc: Add compatible for MT8188
  iio: light: isl29028: Fix the warning in isl29028_remove()
  iio: accel: sca3300: Extend the trigger buffer from 16 to 32 bytes
  iio: fix iio_format_avail_range() printing for none IIO_VAL_INT
  iio: adc: max1027: unlock on error path in max1027_read_single_value()
  iio: proximity: sx9324: add empty line in front of bullet list
  iio: magnetometer: hmc5843: Remove duplicate 'the'
  iio: magn: yas530: Use DEFINE_RUNTIME_DEV_PM_OPS() and pm_ptr() macros
  iio: magnetometer: ak8974: Use DEFINE_RUNTIME_DEV_PM_OPS() and pm_ptr() macros
  iio: light: veml6030: Use DEFINE_RUNTIME_DEV_PM_OPS() and pm_ptr() macros
  iio: light: vcnl4035: Use DEFINE_RUNTIME_DEV_PM_OPS() and pm_ptr() macros
  iio: light: vcnl4000: Use DEFINE_RUNTIME_DEV_PM_OPS() and pm_ptr() macros
  iio: light: tsl2591: Use DEFINE_RUNTIME_DEV_PM_OPS() and pm_ptr()
  iio: light: tsl2583: Use DEFINE_RUNTIME_DEV_PM_OPS and pm_ptr()
  iio: light: isl29028: Use DEFINE_RUNTIME_DEV_PM_OPS() and pm_ptr()
  iio: light: gp2ap002: Switch to DEFINE_RUNTIME_DEV_PM_OPS and pm_ptr()
  ...

Documentation/ABI/testing/debugfs-driver-habanalabs

@@ -101,6 +101,15 @@ Description:    Specify the size of the DMA transaction when using DMA to read
                 When the write is finished, the user can read the "data_dma"
                 blob
 
+What:           /sys/kernel/debug/habanalabs/hl<n>/dump_razwi_events
+Date:           Aug 2022
+KernelVersion:  5.20
+Contact:        [email protected]
+Description:    Dumps all razwi events to dmesg if exist.
+                After reading the status register of an existing event
+                the routine will clear the status register.
+                Usage: cat dump_razwi_events
+
 What:           /sys/kernel/debug/habanalabs/hl<n>/dump_security_violations
 Date:           Jan 2021
 KernelVersion:  5.12
@@ -121,54 +130,62 @@ Date:           Jan 2019
 KernelVersion:  5.1
 Contact:        [email protected]
 Description:    Sets I2C device address for I2C transaction that is generated
-                by the device's CPU
+                by the device's CPU, Not available when device is loaded with secured
+                firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/i2c_bus
 Date:           Jan 2019
 KernelVersion:  5.1
 Contact:        [email protected]
 Description:    Sets I2C bus address for I2C transaction that is generated by
-                the device's CPU
+                the device's CPU, Not available when device is loaded with secured
+                firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/i2c_data
 Date:           Jan 2019
 KernelVersion:  5.1
 Contact:        [email protected]
 Description:    Triggers an I2C transaction that is generated by the device's
                 CPU. Writing to this file generates a write transaction while
-                reading from the file generates a read transaction
+                reading from the file generates a read transaction, Not available
+                when device is loaded with secured firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/i2c_len
 Date:           Dec 2021
 KernelVersion:  5.17
 Contact:        [email protected]
 Description:    Sets I2C length in bytes for I2C transaction that is generated by
-                the device's CPU
+                the device's CPU, Not available when device is loaded with secured
+                firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/i2c_reg
 Date:           Jan 2019
 KernelVersion:  5.1
 Contact:        [email protected]
 Description:    Sets I2C register id for I2C transaction that is generated by
-                the device's CPU
+                the device's CPU, Not available when device is loaded with secured
+                firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/led0
 Date:           Jan 2019
 KernelVersion:  5.1
 Contact:        [email protected]
-Description:    Sets the state of the first S/W led on the device
+Description:    Sets the state of the first S/W led on the device, Not available
+                when device is loaded with secured firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/led1
 Date:           Jan 2019
 KernelVersion:  5.1
 Contact:        [email protected]
-Description:    Sets the state of the second S/W led on the device
+Description:    Sets the state of the second S/W led on the device, Not available
+                when device is loaded with secured firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/led2
 Date:           Jan 2019
 KernelVersion:  5.1
 Contact:        [email protected]
-Description:    Sets the state of the third S/W led on the device
+Description:    Sets the state of the third S/W led on the device, Not available
+                when device is loaded with secured firmware
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/memory_scrub
 Date:           May 2022
@@ -182,7 +199,8 @@ Date:           May 2022
 KernelVersion:  5.19
 Contact:        [email protected]
 Description:    The value to which the dram will be set to when the user
-                scrubs the dram using 'memory_scrub' debugfs file
+                scrubs the dram using 'memory_scrub' debugfs file and
+                the scrubbing value when using module param 'memory_scrub'
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/mmu
 Date:           Jan 2019
@@ -277,7 +295,7 @@ Description:    Displays a list with information about the currently user
                 to DMA addresses
 
 What:           /sys/kernel/debug/habanalabs/hl<n>/userptr_lookup
-Date:           Aug 2021
+Date:           Oct 2021
 KernelVersion:  5.15
 Contact:        [email protected]
 Description:    Allows to search for specific user pointers (user virtual

Documentation/ABI/testing/sysfs-bus-iio

@@ -79,6 +79,11 @@ Description:
 		* "accel-base"
 		* "accel-display"
 
+		For devices where an accelerometer is housed in the swivel camera subassembly
+		(for AR application), the following standardized label is used:
+
+		* "accel-camera"
+
 What:		/sys/bus/iio/devices/iio:deviceX/current_timestamp_clock
 KernelVersion:	4.5
 Contact:	[email protected]
@@ -102,6 +107,9 @@ Description:
 		relevant directories.  If it affects all of the above
 		then it is to be found in the base device directory.
 
+		The stm32-timer-trigger has the additional characteristic that
+		a sampling_frequency of 0 is defined to stop sampling.
+
 What:		/sys/bus/iio/devices/iio:deviceX/sampling_frequency_available
 What:		/sys/bus/iio/devices/iio:deviceX/in_intensity_sampling_frequency_available
 What:		/sys/bus/iio/devices/iio:deviceX/in_proximity_sampling_frequency_available

Documentation/ABI/testing/sysfs-bus-iio-sx9324

@@ -5,6 +5,7 @@ Contact:	Gwendal Grignou <[email protected]>
 Description:
 		SX9324 has 3 inputs, CS0, CS1 and CS2. Hardware layout
 		defines if the input is
+
 		+ not connected (HZ),
 		+ grounded (GD),
 		+ connected to an antenna where it can act as a base

Documentation/ABI/testing/sysfs-bus-iio-thermocouple

@@ -0,0 +1,18 @@
+What:		/sys/bus/iio/devices/iio:deviceX/fault_ovuv
+KernelVersion:	5.1
+Contact:	[email protected]
+Description:
+		Overvoltage or Undervoltage Input Fault. The internal circuitry
+		is protected from excessive voltages applied to the thermocouple
+		cables. The device can also detect if such a condition occurs.
+
+		Reading returns '1' if input voltage is negative or greater
+		than VDD, otherwise '0'.
+
+What:		/sys/bus/iio/devices/iio:deviceX/fault_oc
+KernelVersion:	5.1
+Contact:	[email protected]
+Description:
+		Open-circuit fault. The detection of open-circuit faults,
+		such as those caused by broken thermocouple wires.
+		Reading returns '1' if fault, '0' otherwise.

Documentation/ABI/testing/sysfs-bus-iio-timer-stm32

@@ -90,14 +90,6 @@ Description:
 		Reading returns the current master modes.
 		Writing set the master mode
 
-What:		/sys/bus/iio/devices/triggerX/sampling_frequency
-KernelVersion:	4.11
-Contact:	[email protected]
-Description:
-		Reading returns the current sampling frequency.
-		Writing an value different of 0 set and start sampling.
-		Writing 0 stop sampling.
-
 What:		/sys/bus/iio/devices/iio:deviceX/in_count0_preset
 KernelVersion:	4.12
 Contact:	[email protected]

Documentation/ABI/testing/sysfs-class-vduse

@@ -0,0 +1,33 @@
+What:		/sys/class/vduse/
+Date:		Oct 2021
+KernelVersion:	5.15
+Contact:	Yongji Xie <[email protected]>
+Description:
+		The vduse/ class sub-directory belongs to the VDUSE
+		framework and provides a sysfs interface for configuring
+		VDUSE devices.
+
+What:		/sys/class/vduse/control/
+Date:		Oct 2021
+KernelVersion:	5.15
+Contact:	Yongji Xie <[email protected]>
+Description:
+		This directory entry is created for the control device
+		of VDUSE framework.
+
+What:		/sys/class/vduse/<device-name>/
+Date:		Oct 2021
+KernelVersion:	5.15
+Contact:	Yongji Xie <[email protected]>
+Description:
+		This directory entry is created when a VDUSE device is
+		created via the control device.
+
+What:		/sys/class/vduse/<device-name>/msg_timeout
+Date:		Oct 2021
+KernelVersion:	5.15
+Contact:	Yongji Xie <[email protected]>
+Description:
+		(RW) The timeout (in seconds) for waiting for the control
+		message's response from userspace. Default value is 30s.
+		Writing a '0' to the file means to disable the timeout.

Documentation/ABI/testing/sysfs-driver-intel-m10-bmc-sec-update

@@ -0,0 +1,61 @@
+What:		/sys/bus/platform/drivers/intel-m10bmc-sec-update/.../security/sr_root_entry_hash
+Date:		Sep 2022
+KernelVersion:	5.20
+Contact:	Russ Weight <[email protected]>
+Description:	Read only. Returns the root entry hash for the static
+		region if one is programmed, else it returns the
+		string: "hash not programmed".  This file is only
+		visible if the underlying device supports it.
+		Format: string.
+
+What:		/sys/bus/platform/drivers/intel-m10bmc-sec-update/.../security/pr_root_entry_hash
+Date:		Sep 2022
+KernelVersion:	5.20
+Contact:	Russ Weight <[email protected]>
+Description:	Read only. Returns the root entry hash for the partial
+		reconfiguration region if one is programmed, else it
+		returns the string: "hash not programmed".  This file
+		is only visible if the underlying device supports it.
+		Format: string.
+
+What:		/sys/bus/platform/drivers/intel-m10bmc-sec-update/.../security/bmc_root_entry_hash
+Date:		Sep 2022
+KernelVersion:	5.20
+Contact:	Russ Weight <[email protected]>
+Description:	Read only. Returns the root entry hash for the BMC image
+		if one is programmed, else it returns the string:
+		"hash not programmed".  This file is only visible if the
+		underlying device supports it.
+		Format: string.
+
+What:		/sys/bus/platform/drivers/intel-m10bmc-sec-update/.../security/sr_canceled_csks
+Date:		Sep 2022
+KernelVersion:	5.20
+Contact:	Russ Weight <[email protected]>
+Description:	Read only. Returns a list of indices for canceled code
+		signing keys for the static region. The standard bitmap
+		list format is used (e.g. "1,2-6,9").
+
+What:		/sys/bus/platform/drivers/intel-m10bmc-sec-update/.../security/pr_canceled_csks
+Date:		Sep 2022
+KernelVersion:	5.20
+Contact:	Russ Weight <[email protected]>
+Description:	Read only. Returns a list of indices for canceled code
+		signing keys for the partial reconfiguration region. The
+		standard bitmap list format is used (e.g. "1,2-6,9").
+
+What:		/sys/bus/platform/drivers/intel-m10bmc-sec-update/.../security/bmc_canceled_csks
+Date:		Sep 2022
+KernelVersion:	5.20
+Contact:	Russ Weight <[email protected]>
+Description:	Read only. Returns a list of indices for canceled code
+		signing keys for the BMC.  The standard bitmap list format
+		is used (e.g. "1,2-6,9").
+
+What:		/sys/bus/platform/drivers/intel-m10bmc-sec-update/.../security/flash_count
+Date:		Sep 2022
+KernelVersion:	5.20
+Contact:	Russ Weight <[email protected]>
+Description:	Read only. Returns number of times the secure update
+		staging area has been flashed.
+		Format: "%u".