drm/amdgpu: add a delay after ATPX dGPU power off
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 1 Jun 2016 16:54:33 +0000 (12:54 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 7 Jul 2016 18:51:01 +0000 (14:51 -0400)
commitf81eb1a349d47694fe1e688336ca1b40ea3e248a
tree72641ba96205b83fb21f4f9198fc6c3d422741dc
parent8d45f80ed08b1909988f38c094e5ace6d879ca10
drm/amdgpu: add a delay after ATPX dGPU power off

ATPX dGPU power control requires a 200ms delay between
power off and on.  This should fix dGPU failures on
resume from power off.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@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