drm/amdgpu: clear the shadow fence as well

It also needs to be initialized.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-02-02 21:05:40 +01:00 • committed by Alex Deucher
commit e61736daa9