drm/amdgpu: Add new ring interface preempt_ib

Used to trigger preemtption

Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2018-10-31 20:21:55 +08:00 • committed by Alex Deucher
commit 692441f265