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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2025-06-11 09:01:34 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2025-06-11 09:01:34 +0200 |
| commit | c598d5eb9fb331ba17bc9ad67ae9a2231ca5aca5 (patch) | |
| tree | a5b6f4655cde4f19b6b157aa455723c0329bd719 /Documentation/driver-api/thermal/intel_dptf.rst | |
| parent | 29a9b3a504c0d18bcc7f0547371409e9dcbc045e (diff) | |
| parent | 19272b37aa4f83ca52bdf9c16d5d81bdd1354494 (diff) | |
Merge drm/drm-next into drm-misc-next
Backmerging to forward to v6.16-rc1
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'Documentation/driver-api/thermal/intel_dptf.rst')
| -rw-r--r-- | Documentation/driver-api/thermal/intel_dptf.rst | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/driver-api/thermal/intel_dptf.rst b/Documentation/driver-api/thermal/intel_dptf.rst index 8fb8c5b2d685..ec5769accae0 100644 --- a/Documentation/driver-api/thermal/intel_dptf.rst +++ b/Documentation/driver-api/thermal/intel_dptf.rst @@ -191,6 +191,27 @@ ABI. User space can specify any one of the available workload type using this interface. +:file:`/sys/bus/pci/devices/0000\:00\:04.0/ptc_0_control` +:file:`/sys/bus/pci/devices/0000\:00\:04.0/ptc_1_control` +:file:`/sys/bus/pci/devices/0000\:00\:04.0/ptc_2_control` + +All these controls needs admin privilege to update. + +``enable`` (RW) + 1 for enable, 0 for disable. Shows the current enable status of + platform temperature control feature. User space can enable/disable + hardware controls. + +``temperature_target`` (RW) + Update a new temperature target in milli degree celsius for hardware to + use for the temperature control. + +Given that this is platform temperature control, it is expected that a +single user-level manager owns and manages the controls. If multiple +user-level software applications attempt to write different targets, it +can lead to unexpected behavior. + + DPTF Processor thermal RFIM interface -------------------------------------------- |