drm/amdgpu: double fence slot

we introduced vmid fence, so one hw submission could produce two fences.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2016-04-14 10:27:28 +08:00 • committed by Alex Deucher
commit 66067ad73c