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author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-01-12 11:32:19 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-01-12 11:32:19 -0800 |
commit | cf65598d5909acf5e7b7dc9e21786e386356bc81 (patch) | |
tree | 44745a47bfc24f7016ff3c3b1ee6d3b8abf517d7 /Documentation/ABI/testing | |
parent | 70d201a40823acba23899342d62bc2644051ad2e (diff) | |
parent | b76c01f1d950425924ee1c1377760de3c024ef78 (diff) | |
download | linux-cf65598d5909acf5e7b7dc9e21786e386356bc81.tar.gz linux-cf65598d5909acf5e7b7dc9e21786e386356bc81.tar.bz2 linux-cf65598d5909acf5e7b7dc9e21786e386356bc81.zip |
Merge tag 'drm-next-2024-01-10' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie:
"This contains two major new drivers:
- imagination is a first driver for Imagination Technologies devices,
it only covers very specific devices, but there is hope to grow it
- xe is a reboot of the i915 GPU (shares display) side using a more
upstream focused development model, and trying to maximise code
sharing. It's not enabled for any hw by default, and will hopefully
get switched on for Intel's Lunarlake.
This also drops a bunch of the old UMS ioctls. It's been dead long
enough.
amdgpu has a bunch of new color management code that is being used in
the Steam Deck.
amdgpu also has a new ACPI WBRF interaction to help avoid radio
interference.
Otherwise it's the usual lots of changes in lots of places.
Detailed summary:
new drivers:
- imagination - new driver for Imagination Technologies GPU
- xe - new driver for Intel GPUs using core drm concepts
core:
- add CLOSE_FB ioctl
- remove old UMS ioctls
- increase max objects to accomodate AMD color mgmt
encoder:
- create per-encoder debugfs directory
edid:
- split out drm_eld
- SAD helpers
- drop edid_firmware module parameter
format-helper:
- cache format conversion buffers
sched:
- move from kthread to workqueue
- rename some internals
- implement dynamic job-flow control
gpuvm:
- provide more features to handle GEM objects
client:
- don't acquire module reference
displayport:
- add mst path property documentation
fdinfo:
- alignment fix
dma-buf:
- add fence timestamp helper
- add fence deadline support
bridge:
- transparent aux-bridge for DP/USB-C
- lt8912b: add suspend/resume support and power regulator support
panel:
- edp: AUO B116XTN02, BOE NT116WHM-N21,836X2, NV116WHM-N49
- chromebook panel support
- elida-kd35t133: rework pm
- powkiddy RK2023 panel
- himax-hx8394: drop prepare/unprepare and shutdown logic
- BOE BP101WX1-100, Powkiddy X55, Ampire AM8001280G
- Evervision VGG644804, SDC ATNA45AF01
- nv3052c: register docs, init sequence fixes, fascontek FS035VG158
- st7701: Anbernic RG-ARC support
- r63353 panel controller
- Ilitek ILI9805 panel controller
- AUO G156HAN04.0
simplefb:
- support memory regions
- support power domains
amdgpu:
- add new 64-bit sequence number infrastructure
- add AMD specific color management
- ACPI WBRF support for RF interference handling
- GPUVM updates
- RAS updates
- DCN 3.5 updates
- Rework PCIe link speed handling
- Document GPU reset types
- DMUB fixes
- eDP fixes
- NBIO 7.9/7.11 updates
- SubVP updates
- XGMI PCIe state dumping for aqua vanjaram
- GFX11 golden register updates
- enable tunnelling on high pri compute
amdkfd:
- Migrate TLB flushing logic to amdgpu
- Trap handler fixes
- Fix restore workers handling on suspend/resume
- Fix possible memory leak in pqm_uninit()
- support import/export of dma-bufs using GEM handles
radeon:
- fix possible overflows in command buffer checking
- check for errors in ring_lock
i915:
- reorg display code for reuse in xe driver
- fdinfo memory stats printing
- DP MST bandwidth mgmt improvements
- DP panel replay enabling
- MTL C20 phy state verification
- MTL DP DSC fractional bpp support
- Audio fastset support
- use dma_fence interfaces instead of i915_sw_fence
- Separate gem and display code
- AUX register macro refactoring
- Separate display module/device parameters
- Move display capabilities debugfs under display
- Makefile cleanups
- Register cleanups
- Move display lock inits under display/
- VLV/CHV DPIO PHY register and interface refactoring
- DSI VBT sequence refactoring
- C10/C20 PHY PLL hardware readout
- DPLL code cleanups
- Cleanup PXP plane protection checks
- Improve display debug msgs
- PSR selective fetch fixes/improvements
- DP MST fixes
- Xe2LPD FBC restrictions removed
- DGFX uses direct VBT pin mapping
- more MTL WAs
- fix MTL eDP bug
- eliminate use of kmap_atomic
habanalabs:
- sysfs entry to identify a device minor id with debugfs path
- sysfs entry to expose device module id
- add signed device info retrieval through INFO ioctl
- add Gaudi2C device support
- pcie reset prepare/done hooks
msm:
- Add support for SDM670, SM8650
- Handle the CFG interconnect to fix the obscure hangs / timeouts
- Kconfig fix for QMP dependency
- use managed allocators
- DPU: SDM670, SM8650 support
- DPU: Enable SmartDMA on SM8350 and SM8450
- DP: enable runtime PM support
- GPU: add metadata UAPI
- GPU: move devcoredumps to GPU device
- GPU: convert to drm_exec
ivpu:
- update FW API
- new debugfs file
- a new NOP job submission test mode
- improve suspend/resume
- PM improvements
- MMU PT optimizations
- firmware profile frequency support
- support for uncached buffers
- switch to gem shmem helpers
- replace kthread with threaded irqs
rockchip:
- rk3066_hdmi: convert to atomic
- vop2: support nv20 and nv30
- rk3588 support
mediatek:
- use devm_platform_ioremap_resource
- stop using iommu_present
- MT8188 VDOSYS1 display support
panfrost:
- PM improvements
- improve interrupt handling as poweroff
qaic:
- allow to run with single MSI
- support host/device time sync
- switch to persistent DRM devices
exynos:
- fix potential error pointer dereference
- fix wrong error checking
- add missing call to drm_atomic_helper_shutdown
omapdrm:
- dma-fence lockdep annotation fix
tidss:
- dma-fence lockdep annotation fix
- support for AM62A7
v3d:
- BCM2712 - rpi5 support
- fdinfo + gputop support
- uapi for CPU job handling
virtio-gpu:
- add context debug name"
* tag 'drm-next-2024-01-10' of git://anongit.freedesktop.org/drm/drm: (2340 commits)
drm/amd/display: Allow z8/z10 from driver
drm/amd/display: fix bandwidth validation failure on DCN 2.1
drm/amdgpu: apply the RV2 system aperture fix to RN/CZN as well
drm/amd/display: Move fixpt_from_s3132 to amdgpu_dm
drm/amd/display: Fix recent checkpatch errors in amdgpu_dm
Revert "drm/amdkfd: Relocate TBA/TMA to opposite side of VM hole"
drm/amd/display: avoid stringop-overflow warnings for dp_decide_lane_settings()
drm/amd/display: Fix power_helpers.c codestyle
drm/amd/display: Fix hdcp_log.h codestyle
drm/amd/display: Fix hdcp2_execution.c codestyle
drm/amd/display: Fix hdcp_psp.h codestyle
drm/amd/display: Fix freesync.c codestyle
drm/amd/display: Fix hdcp_psp.c codestyle
drm/amd/display: Fix hdcp1_execution.c codestyle
drm/amd/pm/smu7: fix a memleak in smu7_hwmgr_backend_init
drm/amdkfd: Fix iterator used outside loop in 'kfd_add_peer_prop()'
drm/amdgpu: Drop 'fence' check in 'to_amdgpu_amdkfd_fence()'
drm/amdkfd: Confirm list is non-empty before utilizing list_first_entry in kfd_topology.c
drm/amdgpu: Fix '*fw' from request_firmware() not released in 'amdgpu_ucode_request()'
drm/amdgpu: Fix variable 'mca_funcs' dereferenced before NULL check in 'amdgpu_mca_smu_get_mca_entry()'
...
Diffstat (limited to 'Documentation/ABI/testing')
-rw-r--r-- | Documentation/ABI/testing/debugfs-driver-habanalabs | 72 | ||||
-rw-r--r-- | Documentation/ABI/testing/sysfs-driver-habanalabs | 12 | ||||
-rw-r--r-- | Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon | 70 |
3 files changed, 118 insertions, 36 deletions
diff --git a/Documentation/ABI/testing/debugfs-driver-habanalabs b/Documentation/ABI/testing/debugfs-driver-habanalabs index 042fd125fbc9..a7a432dc4015 100644 --- a/Documentation/ABI/testing/debugfs-driver-habanalabs +++ b/Documentation/ABI/testing/debugfs-driver-habanalabs @@ -1,4 +1,4 @@ -What: /sys/kernel/debug/accel/<n>/addr +What: /sys/kernel/debug/accel/<parent_device>/addr Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -8,34 +8,34 @@ Description: Sets the device address to be used for read or write through only when the IOMMU is disabled. The acceptable value is a string that starts with "0x" -What: /sys/kernel/debug/accel/<n>/clk_gate +What: /sys/kernel/debug/accel/<parent_device>/clk_gate Date: May 2020 KernelVersion: 5.8 Contact: ogabbay@kernel.org Description: This setting is now deprecated as clock gating is handled solely by the f/w -What: /sys/kernel/debug/accel/<n>/command_buffers +What: /sys/kernel/debug/accel/<parent_device>/command_buffers Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Displays a list with information about the currently allocated command buffers -What: /sys/kernel/debug/accel/<n>/command_submission +What: /sys/kernel/debug/accel/<parent_device>/command_submission Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Displays a list with information about the currently active command submissions -What: /sys/kernel/debug/accel/<n>/command_submission_jobs +What: /sys/kernel/debug/accel/<parent_device>/command_submission_jobs Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Displays a list with detailed information about each JOB (CB) of each active command submission -What: /sys/kernel/debug/accel/<n>/data32 +What: /sys/kernel/debug/accel/<parent_device>/data32 Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -50,7 +50,7 @@ Description: Allows the root user to read or write directly through the If the IOMMU is disabled, it also allows the root user to read or write from the host a device VA of a host mapped memory -What: /sys/kernel/debug/accel/<n>/data64 +What: /sys/kernel/debug/accel/<parent_device>/data64 Date: Jan 2020 KernelVersion: 5.6 Contact: ogabbay@kernel.org @@ -65,7 +65,7 @@ Description: Allows the root user to read or write 64 bit data directly If the IOMMU is disabled, it also allows the root user to read or write from the host a device VA of a host mapped memory -What: /sys/kernel/debug/accel/<n>/data_dma +What: /sys/kernel/debug/accel/<parent_device>/data_dma Date: Apr 2021 KernelVersion: 5.13 Contact: ogabbay@kernel.org @@ -83,7 +83,7 @@ Description: Allows the root user to read from the device's internal workloads. Only supported on GAUDI at this stage. -What: /sys/kernel/debug/accel/<n>/device +What: /sys/kernel/debug/accel/<parent_device>/device Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -91,14 +91,14 @@ Description: Enables the root user to set the device to specific state. Valid values are "disable", "enable", "suspend", "resume". User can read this property to see the valid values -What: /sys/kernel/debug/accel/<n>/device_release_watchdog_timeout +What: /sys/kernel/debug/accel/<parent_device>/device_release_watchdog_timeout Date: Oct 2022 KernelVersion: 6.2 Contact: ttayar@habana.ai Description: The watchdog timeout value in seconds for a device release upon certain error cases, after which the device is reset. -What: /sys/kernel/debug/accel/<n>/dma_size +What: /sys/kernel/debug/accel/<parent_device>/dma_size Date: Apr 2021 KernelVersion: 5.13 Contact: ogabbay@kernel.org @@ -108,7 +108,7 @@ 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/accel/<n>/dump_razwi_events +What: /sys/kernel/debug/accel/<parent_device>/dump_razwi_events Date: Aug 2022 KernelVersion: 5.20 Contact: fkassabri@habana.ai @@ -117,7 +117,7 @@ Description: Dumps all razwi events to dmesg if exist. the routine will clear the status register. Usage: cat dump_razwi_events -What: /sys/kernel/debug/accel/<n>/dump_security_violations +What: /sys/kernel/debug/accel/<parent_device>/dump_security_violations Date: Jan 2021 KernelVersion: 5.12 Contact: ogabbay@kernel.org @@ -125,14 +125,14 @@ Description: Dumps all security violations to dmesg. This will also ack all security violations meanings those violations will not be dumped next time user calls this API -What: /sys/kernel/debug/accel/<n>/engines +What: /sys/kernel/debug/accel/<parent_device>/engines Date: Jul 2019 KernelVersion: 5.3 Contact: ogabbay@kernel.org Description: Displays the status registers values of the device engines and their derived idle status -What: /sys/kernel/debug/accel/<n>/i2c_addr +What: /sys/kernel/debug/accel/<parent_device>/i2c_addr Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -140,7 +140,7 @@ Description: Sets I2C device address for I2C transaction that is generated by the device's CPU, Not available when device is loaded with secured firmware -What: /sys/kernel/debug/accel/<n>/i2c_bus +What: /sys/kernel/debug/accel/<parent_device>/i2c_bus Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -148,7 +148,7 @@ Description: Sets I2C bus address for I2C transaction that is generated by the device's CPU, Not available when device is loaded with secured firmware -What: /sys/kernel/debug/accel/<n>/i2c_data +What: /sys/kernel/debug/accel/<parent_device>/i2c_data Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -157,7 +157,7 @@ Description: Triggers an I2C transaction that is generated by the device's reading from the file generates a read transaction, Not available when device is loaded with secured firmware -What: /sys/kernel/debug/accel/<n>/i2c_len +What: /sys/kernel/debug/accel/<parent_device>/i2c_len Date: Dec 2021 KernelVersion: 5.17 Contact: obitton@habana.ai @@ -165,7 +165,7 @@ Description: Sets I2C length in bytes for I2C transaction that is generated b the device's CPU, Not available when device is loaded with secured firmware -What: /sys/kernel/debug/accel/<n>/i2c_reg +What: /sys/kernel/debug/accel/<parent_device>/i2c_reg Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -173,35 +173,35 @@ Description: Sets I2C register id for I2C transaction that is generated by the device's CPU, Not available when device is loaded with secured firmware -What: /sys/kernel/debug/accel/<n>/led0 +What: /sys/kernel/debug/accel/<parent_device>/led0 Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org 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/accel/<n>/led1 +What: /sys/kernel/debug/accel/<parent_device>/led1 Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org 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/accel/<n>/led2 +What: /sys/kernel/debug/accel/<parent_device>/led2 Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org 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/accel/<n>/memory_scrub +What: /sys/kernel/debug/accel/<parent_device>/memory_scrub Date: May 2022 KernelVersion: 5.19 Contact: dhirschfeld@habana.ai Description: Allows the root user to scrub the dram memory. The scrubbing value can be set using the debugfs file memory_scrub_val. -What: /sys/kernel/debug/accel/<n>/memory_scrub_val +What: /sys/kernel/debug/accel/<parent_device>/memory_scrub_val Date: May 2022 KernelVersion: 5.19 Contact: dhirschfeld@habana.ai @@ -209,7 +209,7 @@ Description: The value to which the dram will be set to when the user scrubs the dram using 'memory_scrub' debugfs file and the scrubbing value when using module param 'memory_scrub' -What: /sys/kernel/debug/accel/<n>/mmu +What: /sys/kernel/debug/accel/<parent_device>/mmu Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -219,7 +219,7 @@ Description: Displays the hop values and physical address for a given ASID e.g. to display info about VA 0x1000 for ASID 1 you need to do: echo "1 0x1000" > /sys/kernel/debug/accel/0/mmu -What: /sys/kernel/debug/accel/<n>/mmu_error +What: /sys/kernel/debug/accel/<parent_device>/mmu_error Date: Mar 2021 KernelVersion: 5.12 Contact: fkassabri@habana.ai @@ -229,7 +229,7 @@ Description: Check and display page fault or access violation mmu errors for echo "0x200" > /sys/kernel/debug/accel/0/mmu_error cat /sys/kernel/debug/accel/0/mmu_error -What: /sys/kernel/debug/accel/<n>/monitor_dump +What: /sys/kernel/debug/accel/<parent_device>/monitor_dump Date: Mar 2022 KernelVersion: 5.19 Contact: osharabi@habana.ai @@ -243,7 +243,7 @@ Description: Allows the root user to dump monitors status from the device's This interface doesn't support concurrency in the same device. Only supported on GAUDI. -What: /sys/kernel/debug/accel/<n>/monitor_dump_trig +What: /sys/kernel/debug/accel/<parent_device>/monitor_dump_trig Date: Mar 2022 KernelVersion: 5.19 Contact: osharabi@habana.ai @@ -253,14 +253,14 @@ Description: Triggers dump of monitor data. The value to trigger the operatio When the write is finished, the user can read the "monitor_dump" blob -What: /sys/kernel/debug/accel/<n>/set_power_state +What: /sys/kernel/debug/accel/<parent_device>/set_power_state Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Sets the PCI power state. Valid values are "1" for D0 and "2" for D3Hot -What: /sys/kernel/debug/accel/<n>/skip_reset_on_timeout +What: /sys/kernel/debug/accel/<parent_device>/skip_reset_on_timeout Date: Jun 2021 KernelVersion: 5.13 Contact: ynudelman@habana.ai @@ -268,7 +268,7 @@ Description: Sets the skip reset on timeout option for the device. Value of "0" means device will be reset in case some CS has timed out, otherwise it will not be reset. -What: /sys/kernel/debug/accel/<n>/state_dump +What: /sys/kernel/debug/accel/<parent_device>/state_dump Date: Oct 2021 KernelVersion: 5.15 Contact: ynudelman@habana.ai @@ -279,7 +279,7 @@ Description: Gets the state dump occurring on a CS timeout or failure. Writing an integer X discards X state dumps, so that the next read would return X+1-st newest state dump. -What: /sys/kernel/debug/accel/<n>/stop_on_err +What: /sys/kernel/debug/accel/<parent_device>/stop_on_err Date: Mar 2020 KernelVersion: 5.6 Contact: ogabbay@kernel.org @@ -287,13 +287,13 @@ Description: Sets the stop-on_error option for the device engines. Value of "0" is for disable, otherwise enable. Relevant only for GOYA and GAUDI. -What: /sys/kernel/debug/accel/<n>/timeout_locked +What: /sys/kernel/debug/accel/<parent_device>/timeout_locked Date: Sep 2021 KernelVersion: 5.16 Contact: obitton@habana.ai Description: Sets the command submission timeout value in seconds. -What: /sys/kernel/debug/accel/<n>/userptr +What: /sys/kernel/debug/accel/<parent_device>/userptr Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org @@ -301,7 +301,7 @@ Description: Displays a list with information about the current user pointers (user virtual addresses) that are pinned and mapped to DMA addresses -What: /sys/kernel/debug/accel/<n>/userptr_lookup +What: /sys/kernel/debug/accel/<parent_device>/userptr_lookup Date: Oct 2021 KernelVersion: 5.15 Contact: ogabbay@kernel.org @@ -309,7 +309,7 @@ Description: Allows to search for specific user pointers (user virtual addresses) that are pinned and mapped to DMA addresses, and see their resolution to the specific dma address. -What: /sys/kernel/debug/accel/<n>/vm +What: /sys/kernel/debug/accel/<parent_device>/vm Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org diff --git a/Documentation/ABI/testing/sysfs-driver-habanalabs b/Documentation/ABI/testing/sysfs-driver-habanalabs index c63ca1ad500d..4244f5af4b54 100644 --- a/Documentation/ABI/testing/sysfs-driver-habanalabs +++ b/Documentation/ABI/testing/sysfs-driver-habanalabs @@ -149,6 +149,18 @@ Contact: ogabbay@kernel.org Description: Displays the current clock frequency, in Hz, of the MME compute engine. This property is valid only for the Goya ASIC family +What: /sys/class/accel/accel<n>/device/module_id +Date: Nov 2023 +KernelVersion: not yet upstreamed +Contact: ogabbay@kernel.org +Description: Displays the device's module id + +What: /sys/class/accel/accel<n>/device/parent_device +Date: Nov 2023 +KernelVersion: 6.8 +Contact: ttayar@habana.ai +Description: Displays the name of the parent device of the accel device + What: /sys/class/accel/accel<n>/device/pci_addr Date: Jan 2019 KernelVersion: 5.1 diff --git a/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon new file mode 100644 index 000000000000..8c321bc9dc04 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon @@ -0,0 +1,70 @@ +What: /sys/devices/.../hwmon/hwmon<i>/power1_max +Date: September 2023 +KernelVersion: 6.5 +Contact: intel-xe@lists.freedesktop.org +Description: RW. Card reactive sustained (PL1) power limit in microwatts. + + The power controller will throttle the operating frequency + if the power averaged over a window (typically seconds) + exceeds this limit. A read value of 0 means that the PL1 + power limit is disabled, writing 0 disables the + limit. Writing values > 0 and <= TDP will enable the power limit. + + Only supported for particular Intel xe graphics platforms. + +What: /sys/devices/.../hwmon/hwmon<i>/power1_rated_max +Date: September 2023 +KernelVersion: 6.5 +Contact: intel-xe@lists.freedesktop.org +Description: RO. Card default power limit (default TDP setting). + + Only supported for particular Intel xe graphics platforms. + +What: /sys/devices/.../hwmon/hwmon<i>/power1_crit +Date: September 2023 +KernelVersion: 6.5 +Contact: intel-xe@lists.freedesktop.org +Description: RW. Card reactive critical (I1) power limit in microwatts. + + Card reactive critical (I1) power limit in microwatts is exposed + for client products. The power controller will throttle the + operating frequency if the power averaged over a window exceeds + this limit. + + Only supported for particular Intel xe graphics platforms. + +What: /sys/devices/.../hwmon/hwmon<i>/curr1_crit +Date: September 2023 +KernelVersion: 6.5 +Contact: intel-xe@lists.freedesktop.org +Description: RW. Card reactive critical (I1) power limit in milliamperes. + + Card reactive critical (I1) power limit in milliamperes is + exposed for server products. The power controller will throttle + the operating frequency if the power averaged over a window + exceeds this limit. + +What: /sys/devices/.../hwmon/hwmon<i>/in0_input +Date: September 2023 +KernelVersion: 6.5 +Contact: intel-xe@lists.freedesktop.org +Description: RO. Current Voltage in millivolt. + + Only supported for particular Intel xe graphics platforms. + +What: /sys/devices/.../hwmon/hwmon<i>/energy1_input +Date: September 2023 +KernelVersion: 6.5 +Contact: intel-xe@lists.freedesktop.org +Description: RO. Energy input of device in microjoules. + + Only supported for particular Intel xe graphics platforms. + +What: /sys/devices/.../hwmon/hwmon<i>/power1_max_interval +Date: October 2023 +KernelVersion: 6.6 +Contact: intel-xe@lists.freedesktop.org +Description: RW. Sustained power limit interval (Tau in PL1/Tau) in + milliseconds over which sustained power is averaged. + + Only supported for particular Intel xe graphics platforms. |