tree ae0a1879d32df4465f5bcfe10e749948c28ee9ef
parent 4f804817d5cfb4bd1abf59a29721446af4b4cfd4
author Yongqiang Sun <yongqiang.sun@amd.com> 1510179894 -0500
committer Alex Deucher <alexander.deucher@amd.com> 1512582487 -0500

drm/amd/display: Update dchub and dpp as per update flags.

Check update flags and update dchub and dpp as per flags,
reduce reg access from 347 to 200, duration time reduce
to 170us.

Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>