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(parent: e64c952) | patch
drm/amdgpu: disable runtime pm on PX laptops without dGPU power control
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 2 Mar 2016 17:10:20 +0000 (12:10 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 9 Mar 2016 18:03:52 +0000 (13:03 -0500)
commitbedf2a65c1aa8fb29ba8527fd00c0f68ec1f55f1
tree68527b30aad2184f325a4265498baaa0e7ff4a15tree | snapshot
parente64c952efb8e0c15ae82cec8e455ab4910690ef1commit | diff
drm/amdgpu: disable runtime pm on PX laptops without dGPU power control

Some PX laptops don't provide an ACPI method to control dGPU power.  On
those systems, the driver is responsible for handling the dGPU power
state.  Disable runtime PM on them until support for this is implemented.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c diff | blob | history
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