Commit Graph

207 Commits

Author SHA1 Message Date
Aric Cyr
d7194cf6b8 drm/amd/display: Implement gamma correction using input LUT
The dc_gamma in dc_surface will be programmed to the input
LUT if provided.  If dc_gamma is not provided in dc_surface
regamma may be used to emulate gamma.

Some refactor and cleanup included as well.

Signed-off-by: Aric Cyr <aric.cyr@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>
2017-09-26 17:06:52 -04:00
Anthony Koo
6f3f8d4866 drm/amd/display: Fix Regamma end point
1. HW register programmed to wrong value
2. End slope for PQ case not calculated correctly

Signed-off-by: Anthony Koo <anthony.koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-09-26 17:06:27 -04:00
Anthony Koo
538735e9e5 drm/amd/display: Fix programming of gamma end points
Signed-off-by: Anthony Koo <anthony.koo@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-09-26 17:05:54 -04:00
Anthony Koo
4a69244eb6 drm/amd/display: Fix distribution of segments for PQ
For PQ case, redistribution of segments should be done differently
for FP16 case in order to handle content above FP16 value of 1.0

Signed-off-by: Anthony Koo <anthony.koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-09-26 17:05:51 -04:00
Anthony Koo
e63d86dc9b drm/amd/display: Implement PQ curve based on output transfer function
Refactor part 5 - Regamma programming should be dependent on Output
transfer function type

Program sRGB gamma or PQ transfer function based on output transfer
function.

Signed-off-by: Anthony Koo <anthony.koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-09-26 17:05:44 -04:00
Harry Wentland
a33fa99d8b drm/amd/display: Fix bunch of warnings in DC
Some of those are potential bugs

Signed-off-by: Harry Wentland <harry.wentland@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>
2017-09-26 17:04:17 -04:00
Harry Wentland
4562236b3b drm/amd/dc: Add dc display driver (v2)
Supported DCE versions: 8.0, 10.0, 11.0, 11.2

v2: rebase against 4.11

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-09-26 17:01:32 -04:00