drm/amd/display: [RS4][RV] SDR Brightness Boost

We assume FP16 1.0 frame buffer value maps to 80 nits.
DC changes are to make this configurable.

Signed-off-by: Krunoslav Kovac <Krunoslav.Kovac@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>
2 files changed