drm/amdgpu/gfx9: reserve kiq eop object before unmapping it

It's required.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2017-03-23 12:30:41 -04:00
commit f7618a6330