drm/amdgpu/si: initial support for GPU reset

Ported from radeon.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2020-07-27 10:35:07 -04:00
commit 6cd3c6798a