drm/amd/display: Cache cursor position.
authorYongqiang Sun <yongqiang.sun@amd.com>
Tue, 21 Nov 2017 21:12:23 +0000 (16:12 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 14 Dec 2017 15:54:25 +0000 (10:54 -0500)
commitea783c31e270dbdd82d5b9d40de4e6336e92e5b2
tree5abc152e05f84fef31de8477996a88ec5ec2da8b
parent457fbe76ecc5a28072aeb0d17d3ea6c8a9c2a304
drm/amd/display: Cache cursor position.

When programming cursor position after front end programmed,
if position is already set previously, it doesn't make sense
to program position with all 0.
Cache position and use the parameter after front end programming.

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>
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
drivers/gpu/drm/amd/display/dc/dc_stream.h