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path: root/drivers/gpu/drm/amd/include/amd_acpi.h
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2021-06-01drm/amdgpu: support atcs method powershift (v4)Sathishkumar S
add support to handle ATCS method for power shift control. used to communicate dGPU device state to SBIOS. V2: use defined acpi func for checking psc support (Lijo) fix alignment (Shashank) V3: rebased on unified ATCS handling (Alex) V4: rebased on ATPX/ATCS structures global (Alex) Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2018-11-26drm/amd: Query and use ACPI backlight capsDavid Francis
ACPI ATIF has a function called query backlight transfer characteristics. Among the information returned by this function is the minimum and maximum input signals for the backlight Call that function on ACPI init. When DM backlight device is updated, copy over the backlight caps into DM, but only once. Use the backlight caps in the backlight-to-dc calculation Signed-off-by: David Francis <David.Francis@amd.com> Reviewed-by: Harry Wentland <harry.wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2018-11-26drm/amd: update ATIF functions in AMD ACPI headerDavid Francis
The ACPI interface in AMD was a few years out of date and contained some unused and deprecated functions Remove functions: Select Active Displays, Get Lid State, Get TV Standard, Set TV Standard, Get Panel Expansion Mode, Set Panel Expansion Mode, Get Graphics Device Types Add functions: Query Backlight Transfer Characteristics, Ready To Undock Notification Changed functions: Get System Parameters, Get System BIOS Requests All changes are right from the standard ATI ACPI Control Methods V0.44 Signed-off-by: David Francis <David.Francis@amd.com> Reviewed-by: Harry Wentland <harry.wentland@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-03-29drm/amdgpu: add new ATIF ACPI methodAlex Deucher
Used for fetching external GPU information. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2016-02-26drm/amdgpu: update radeon acpi headerAlex Deucher
Add some new defs for ATPX. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2015-12-21drm/amdgpu: mv amdgpu_acpi.h to amd/include/amd_acpi.hRex Zhu
This will be shared with the new powerplay module. Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com>