drm/amdgpu: add atpx quirk handling (v2)

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commit 052c299080 upstream.

Add quirks for handling PX/HG systems.  In this case, add
a quirk for a weston dGPU that only seems to properly power
down using ATPX power control rather than HG (_PR3).

v2: append a new weston XT

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com> (v2)
Reviewed-and-Tested-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Alex Deucher 2017-12-20 13:29:58 -05:00 • committed by Greg Kroah-Hartman

parent 30537deb08

commit 14fdf44482

1 changed files with 50 additions and 7 deletions

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drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c

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