drm/amdgpu/dce11: optimize pageflip
authorAlex Deucher <alexander.deucher@amd.com>
Thu, 22 Oct 2015 18:17:21 +0000 (14:17 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 23 Oct 2015 16:51:24 +0000 (12:51 -0400)
commitce055fe3329e9dece4fb676c8cf7331748b07d32
tree4f244685e43e9259c304ba87d90344ab780a89d6
parent0eaaacab038ec03c010cd820554cfa6d1a93cd78
drm/amdgpu/dce11: optimize pageflip

Taking the grph update lock is only necessary when
updating the the secondary address (for single pipe stereo).

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/dce_v11_0.c