drm/amdgpu: enable async gfx ring for navi14

Same as navi10.

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Xiaojie Yuan 2019-03-28 16:43:16 +08:00 • committed by Alex Deucher
commit 5e0f378d8a