linux-kernel - [PATCH RFC v2 01/20] drm/crtc: Add color pipeline to CRTC state

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Message-Id: <20250917-mtk-post-blend-color-pipeline-v2-1-ac4471b44758@collabora.com>
Date: Wed, 17 Sep 2025 20:43:10 -0400
From: Nícolas F. R. A. Prado <nfraprado@...labora.com>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Chun-Kuang Hu <chunkuang.hu@...nel.org>, 
 Philipp Zabel <p.zabel@...gutronix.de>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Haneen Mohammed <hamohammed.sa@...il.com>, 
 Melissa Wen <melissa.srw@...il.com>
Cc: Alex Hung <alex.hung@....com>, wayland-devel@...ts.freedesktop.org, 
 harry.wentland@....com, leo.liu@....com, ville.syrjala@...ux.intel.com, 
 pekka.paalanen@...labora.com, contact@...rsion.fr, mwen@...lia.com, 
 jadahl@...hat.com, sebastian.wick@...hat.com, shashank.sharma@....com, 
 agoins@...dia.com, joshua@...ggi.es, mdaenzer@...hat.com, aleixpol@....org, 
 xaver.hugl@...il.com, victoria@...tem76.com, uma.shankar@...el.com, 
 quic_naseer@...cinc.com, quic_cbraga@...cinc.com, quic_abhinavk@...cinc.com, 
 marcan@...can.st, Liviu.Dudau@....com, sashamcintosh@...gle.com, 
 chaitanya.kumar.borah@...el.com, louis.chauvet@...tlin.com, 
 mcanal@...lia.com, kernel@...labora.com, daniels@...labora.com, 
 leandro.ribeiro@...labora.com, dri-devel@...ts.freedesktop.org, 
 linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, 
 Nícolas F. R. A. Prado <nfraprado@...labora.com>, 
 Simona Vetter <simona.vetter@...ll.ch>
Subject: [PATCH RFC v2 01/20] drm/crtc: Add color pipeline to CRTC state

Add a color pipeline to the CRTC state to allow post-blend color
pipelines.

Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
---
 include/drm/drm_crtc.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index caa56e039da2a748cf40ebf45b37158acda439d9..77c0c04a5910a2263923e06cf37535697e20e1c9 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -274,6 +274,14 @@ struct drm_crtc_state {
 	 */
 	struct drm_property_blob *gamma_lut;

+	/**
+	 * @color_pipeline:
+	 *
+	 * The first colorop of the active color pipeline, or NULL, if no
+	 * color pipeline is active.
+	 */
+	struct drm_colorop *color_pipeline;
+
 	/**
 	 * @target_vblank:
 	 *

-- 
2.50.1