tree 9ff30976b2294dc4b49e4bc0b83f75a29b23dd8b
parent 2e536084f24f99f0a2cc0b6ce38ad8298ea58b22
author monk.liu <monk.liu@amd.com> 1438240745 +0800
committer Alex Deucher <alexander.deucher@amd.com> 1439844647 -0400

drm/amdgpu: new implement for fence_wait_any (v2)

origninal method will sleep/schedule at the granurarity of HZ/2 and
based on seq signal method, the new implement is based on kernel fance
interface, no unnecessary schedule at all

v2: replace logic of original amdgpu_fence_wait_any

Signed-off-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>