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Message-Id: <20250917-mtk-post-blend-color-pipeline-v2-10-ac4471b44758@collabora.com>
Date: Wed, 17 Sep 2025 20:43:19 -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 10/20] drm/colorop: Introduce colorop helpers for
crtc
Introduce colorop helper counterparts for post-blend color pipelines
that take a CRTC instead of a plane.
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
---
drivers/gpu/drm/drm_colorop.c | 73 +++++++++++++++++++++++++++++++++++++++++++
include/drm/drm_colorop.h | 8 +++++
2 files changed, 81 insertions(+)
diff --git a/drivers/gpu/drm/drm_colorop.c b/drivers/gpu/drm/drm_colorop.c
index db137169effa6cd9e6d5805f65bdfd1cc6882075..b0c3216f4dac22f3408cbd537a20f38d03abc0a7 100644
--- a/drivers/gpu/drm/drm_colorop.c
+++ b/drivers/gpu/drm/drm_colorop.c
@@ -168,6 +168,20 @@ static int drm_plane_colorop_init(struct drm_device *dev,
return ret;
}
+static int drm_crtc_colorop_init(struct drm_device *dev,
+ struct drm_colorop *colorop,
+ struct drm_crtc *crtc,
+ enum drm_colorop_type type, uint32_t flags)
+{
+ int ret;
+
+ ret = drm_common_colorop_init(dev, colorop, type, flags);
+
+ colorop->crtc = crtc;
+
+ return ret;
+}
+
/**
* drm_colorop_cleanup - Cleanup a drm_colorop object in color_pipeline
*
@@ -293,6 +307,23 @@ int drm_plane_colorop_curve_1d_init(struct drm_device *dev, struct drm_colorop *
}
EXPORT_SYMBOL(drm_plane_colorop_curve_1d_init);
+int drm_crtc_colorop_curve_1d_init(struct drm_device *dev, struct drm_colorop *colorop,
+ struct drm_crtc *crtc, u64 supported_tfs, uint32_t flags)
+{
+ int ret;
+
+ ret = drm_colorop_has_supported_tf(dev, &crtc->base, crtc->name, supported_tfs);
+ if (ret)
+ return ret;
+
+ ret = drm_crtc_colorop_init(dev, colorop, crtc, DRM_COLOROP_1D_CURVE, flags);
+ if (ret)
+ return ret;
+
+ return drm_common_colorop_curve_1d_init(dev, colorop, supported_tfs, flags);
+}
+EXPORT_SYMBOL(drm_crtc_colorop_curve_1d_init);
+
static int drm_colorop_create_data_prop(struct drm_device *dev, struct drm_colorop *colorop)
{
struct drm_property *prop;
@@ -381,6 +412,35 @@ drm_plane_colorop_curve_1d_lut_init(struct drm_device *dev, struct drm_colorop *
}
EXPORT_SYMBOL(drm_plane_colorop_curve_1d_lut_init);
+/**
+ * drm_crtc_colorop_curve_1d_lut_init - Initialize a DRM_COLOROP_1D_LUT
+ *
+ * @dev: DRM device
+ * @colorop: The drm_colorop object to initialize
+ * @crtc: The associated drm_crtc
+ * @lut_size: LUT size supported by driver
+ * @lut1d_interpolation: 1D LUT interpolation type
+ * @flags: bitmask of misc, see DRM_COLOROP_FLAG_* defines.
+ * @return zero on success, -E value on failure
+ */
+int
+drm_crtc_colorop_curve_1d_lut_init(struct drm_device *dev,
+ struct drm_colorop *colorop,
+ struct drm_crtc *crtc, uint32_t lut_size,
+ enum drm_colorop_lut1d_interpolation_type lut1d_interpolation,
+ uint32_t flags)
+{
+ int ret;
+
+ ret = drm_crtc_colorop_init(dev, colorop, crtc, DRM_COLOROP_1D_LUT, flags);
+ if (ret)
+ return ret;
+
+ return drm_common_colorop_curve_1d_lut_init(dev, colorop, lut_size,
+ lut1d_interpolation, flags);
+}
+EXPORT_SYMBOL(drm_crtc_colorop_curve_1d_lut_init);
+
static int drm_common_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop *colorop,
uint32_t flags)
{
@@ -408,6 +468,19 @@ int drm_plane_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop *c
}
EXPORT_SYMBOL(drm_plane_colorop_ctm_3x4_init);
+int drm_crtc_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop *colorop,
+ struct drm_crtc *crtc, uint32_t flags)
+{
+ int ret;
+
+ ret = drm_crtc_colorop_init(dev, colorop, crtc, DRM_COLOROP_CTM_3X4, flags);
+ if (ret)
+ return ret;
+
+ return drm_common_colorop_ctm_3x4_init(dev, colorop, flags);
+}
+EXPORT_SYMBOL(drm_crtc_colorop_ctm_3x4_init);
+
/**
* drm_plane_colorop_mult_init - Initialize a DRM_COLOROP_MULTIPLIER
*
diff --git a/include/drm/drm_colorop.h b/include/drm/drm_colorop.h
index 3e223f3b3597978c5d702ce7622ae30b8aa9dddb..e7d1e5e95a901b1bd91fd8580e2fcb367c0253ce 100644
--- a/include/drm/drm_colorop.h
+++ b/include/drm/drm_colorop.h
@@ -377,14 +377,22 @@ static inline struct drm_colorop *drm_colorop_find(struct drm_device *dev,
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,
+ struct drm_crtc *crtc, uint32_t lut_size,
+ enum drm_colorop_lut1d_interpolation_type lut1d_interpolation,
+ uint32_t flags);
int drm_plane_colorop_curve_1d_init(struct drm_device *dev, struct drm_colorop *colorop,
struct drm_plane *plane, u64 supported_tfs, uint32_t flags);
+int drm_crtc_colorop_curve_1d_init(struct drm_device *dev, struct drm_colorop *colorop,
+ struct drm_crtc *crtc, u64 supported_tfs, uint32_t flags);
int drm_plane_colorop_curve_1d_lut_init(struct drm_device *dev, struct drm_colorop *colorop,
struct drm_plane *plane, uint32_t lut_size,
enum drm_colorop_lut1d_interpolation_type lut1d_interpolation,
uint32_t flags);
int drm_plane_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop *colorop,
struct drm_plane *plane, uint32_t flags);
+int drm_crtc_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop *colorop,
+ struct drm_crtc *crtc, uint32_t flags);
int drm_plane_colorop_mult_init(struct drm_device *dev, struct drm_colorop *colorop,
struct drm_plane *plane, uint32_t flags);
int drm_plane_colorop_3dlut_init(struct drm_device *dev, struct drm_colorop *colorop,
--
2.50.1
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