Commit 99e7e3b6 authored Apr 12, 2023 by Ville Syrjälä

drm/uapi: Document CTM matrix better

Document in which order the CTM matrix elements are stored.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230411222931.15127-2-ville.syrjala@linux.intel.com

Reviewed-by: Xaver Hugl <xaver.hugl@gmail.com>
Acked-by: Simon Ser <contact@emersion.fr>

parent 4b733b2c

include/uapi/drm/drm_mode.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -834,6 +834,11 @@ struct drm_color_ctm {
		/*
		* Conversion matrix in S31.32 sign-magnitude
		* (not two's complement!) format.
		*
		* out matrix in
		* \|R\| \|0 1 2\| \|R\|
		* \|G\| = \|3 4 5\| x \|G\|
		* \|B\| \|6 7 8\| \|B\|
		*/
		__u64 matrix[9];
		};