drm/amdgpu: merge vm_grab_id and vm_fence v2

No need for an extra function any more.

v2: comment cleanups

Signed-off-by: Christian König <[email protected]>
Reviewed-by: Chunming Zhou <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
3 files changed