linux-kernel - [PATCH RFC 2/5] drm/colorop: Export drm_colorop

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Message-Id: <20250822-mtk-post-blend-color-pipeline-v1-2-a9446d4aca82@collabora.com>
Date: Fri, 22 Aug 2025 14:36:12 -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>
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, 
 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 2/5] drm/colorop: Export drm_colorop_cleanup() so
 drivers can extend it

Export drm_colorop_cleanup() so drivers subclassing drm_colorop can
reuse this function in subclass cleanup routines.

Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
---
 drivers/gpu/drm/drm_colorop.c | 3 ++-
 include/drm/drm_colorop.h     | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_colorop.c b/drivers/gpu/drm/drm_colorop.c
index d53de1438d23def74a77730cacd3651131e82cbe..8a27861a367ab321d45835099f438ee5e2abd709 100644
--- a/drivers/gpu/drm/drm_colorop.c
+++ b/drivers/gpu/drm/drm_colorop.c
@@ -186,7 +186,7 @@ static int drm_plane_colorop_init(struct drm_device *dev,
  *
  * @colorop: The drm_colorop object to be cleaned
  */
-static void drm_colorop_cleanup(struct drm_colorop *colorop)
+void drm_colorop_cleanup(struct drm_colorop *colorop)
 {
 	struct drm_device *dev = colorop->dev;
 	struct drm_mode_config *config = &dev->mode_config;
@@ -201,6 +201,7 @@ static void drm_colorop_cleanup(struct drm_colorop *colorop)

 	kfree(colorop->state);
 }
+EXPORT_SYMBOL(drm_colorop_cleanup);

 /**
  * drm_colorop_pipeline_destroy - Helper for color pipeline destruction
diff --git a/include/drm/drm_colorop.h b/include/drm/drm_colorop.h
index 710a6199ebc5498a3f664de39ea07dbc95944eb7..158c2b8f775b99fd0a0efa03f2c019f14a9bc8b3 100644
--- a/include/drm/drm_colorop.h
+++ b/include/drm/drm_colorop.h
@@ -374,6 +374,7 @@ static inline struct drm_colorop *drm_colorop_find(struct drm_device *dev,
 	return mo ? obj_to_colorop(mo) : NULL;
 }

+void drm_colorop_cleanup(struct drm_colorop *colorop);
 void drm_colorop_pipeline_destroy(struct drm_device *dev);

 int drm_crtc_colorop_curve_1d_lut_init(struct drm_device *dev, struct drm_colorop *colorop,

-- 
2.47.2