drm/radeon: check the return value of uvd_v1_0_start in uvd_v1_0_init

No need to try the ring tests if starting the UVD block failed.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Alex Deucher 2013-08-28 18:24:00 -04:00
commit a7f28f0f55