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drm/colorop: Add multiplier type

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This introduces a new drm_colorop_type: DRM_COLOROP_MULTIPLIER.

It's a simple multiplier to all pixel values. The value is
specified via a S31.32 fixed point provided via the
"MULTIPLIER" property.

Reviewed-by: Simon Ser <contact@emersion.fr>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Melissa Wen <mwen@igalia.com>
Reviewed-by: Sebastian Wick <sebastian.wick@redhat.com>
Signed-off-by: Simon Ser <contact@emersion.fr>
Link: https://patch.msgid.link/20251115000237.3561250-41-alex.hung@amd.com
This commit is contained in:
Alex Hung
2025-11-14 17:02:05 -07:00
committed by Simon Ser
parent 16e0f785b8
commit 3410108037
5 changed files with 67 additions and 0 deletions
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11
include/uapi/drm/drm_mode.h
View File

@@ -931,6 +931,17 @@ enum drm_colorop_type {
* | B | | 8 9 10 12 | | B |
*/
DRM_COLOROP_CTM_3X4,
/**
* @DRM_COLOROP_MULTIPLIER:
*
* enum string "Multiplier"
*
* A simple multiplier, applied to all color values. The
* multiplier is specified as a S31.32 via the MULTIPLIER
* property.
*/
DRM_COLOROP_MULTIPLIER,
};
/**