drm/i915/color: Program Plane Post CSC registers for SDR planes

Implement plane post-CSC LUT support for SDR planes.

v2:
- Restructure loop to match HDR function pattern

Assisted-by: Claude:claude-opus-4.6
Signed-off-by: Pranay Samala <pranay.samala@intel.com>
Co-developed-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patch.msgid.link/20260902075417.656673-8-chaitanya.kumar.borah@intel.com
This commit is contained in:
Pranay Samala 2026-09-02 13:24:15 +05:30 • committed by Chaitanya Kumar Borah
commit d547b3237f