drm/i915: Read out CHV CGM degamma
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Mon, 14 Nov 2022 15:37:21 +0000 (17:37 +0200)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Tue, 22 Nov 2022 12:44:47 +0000 (14:44 +0200)
commit5375f433409975c3f967aec88fe3f8ebdce4e436
treef68d27bd327fde4eb89f638bee473d561c8e0bd2
parentaec31331f84b7294f6b94af755ea44a0ed5bdcba
drm/i915: Read out CHV CGM degamma

Since CHV has the dedicate CGM degamma unit readout is trivial.
Just do it.

v2: deal with post_csc_lut

Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221114153732.11773-10-ville.syrjala@linux.intel.com
drivers/gpu/drm/i915/display/intel_color.c