drm/amdgpu: add VCN to firmware query interface

Need to be able to query the VCN firmware version from
userspace to determine supported features, etc.

Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2018-03-16 11:04:53 -05:00
commit 3ac952b10d
2 changed files with 14 additions and 0 deletions