drm/amdgpu:use clear_ring to clr RB
authorMonk Liu <Monk.Liu@amd.com>
Wed, 8 Feb 2017 08:51:06 +0000 (16:51 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 30 Mar 2017 03:53:14 +0000 (23:53 -0400)
commitf6bd79424cd02f5726c294916d9afb3cf031080c
treef4ed9e0b213d631532ec7b49d66b16f34fcc6970
parentc79ecfbf5bba298ab5716536fa9cb68533bb5c26
drm/amdgpu:use clear_ring to clr RB

In resume routine, we need clr RB prior to the
ring test of engine, otherwise some engine hang
duplicated during GPU reset.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c