linux-kernel - [PATCH v2 10/32] drm/drm_color_mgmt: Expose drm_get_color_encoding

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Message-Id: <20251029-vkms-all-config-v2-10-be20b9bf146e@bootlin.com>
Date: Wed, 29 Oct 2025 14:30:20 +0100
From: Louis Chauvet <louis.chauvet@...tlin.com>
To: Haneen Mohammed <hamohammed.sa@...il.com>, 
 Simona Vetter <simona@...ll.ch>, Melissa Wen <melissa.srw@...il.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, jose.exposito89@...il.com, 
 Jonathan Corbet <corbet@....net>
Cc: victoria@...tem76.com, sebastian.wick@...hat.com, victoria@...tem76.com, 
 airlied@...il.com, thomas.petazzoni@...tlin.com, 
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 linux-doc@...r.kernel.org, Louis Chauvet <louis.chauvet@...tlin.com>
Subject: [PATCH v2 10/32] drm/drm_color_mgmt: Expose
 drm_get_color_encoding_name

drm_get_color_encoding_name can be useful to display debug information
outside drm core. Export it so it could be used for VKMS

Signed-off-by: Louis Chauvet <louis.chauvet@...tlin.com>
---
 drivers/gpu/drm/drm_color_mgmt.c    | 2 +-
 drivers/gpu/drm/drm_crtc_internal.h | 2 --
 include/drm/drm_color_mgmt.h        | 2 ++
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/drm_color_mgmt.c b/drivers/gpu/drm/drm_color_mgmt.c
index 131c1c9ae92f..b0a3be3cc016 100644
--- a/drivers/gpu/drm/drm_color_mgmt.c
+++ b/drivers/gpu/drm/drm_color_mgmt.c
@@ -496,7 +496,7 @@ const char *drm_get_color_encoding_name(enum drm_color_encoding encoding)
 
 	return color_encoding_name[encoding];
 }
-EXPORT_SYMBOL_IF_KUNIT(drm_get_color_encoding_name);
+EXPORT_SYMBOL(drm_get_color_encoding_name);
 
 /**
  * drm_get_color_range_name - return a string for color range
diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h
index 89706aa8232f..68fd5385917f 100644
--- a/drivers/gpu/drm/drm_crtc_internal.h
+++ b/drivers/gpu/drm/drm_crtc_internal.h
@@ -38,7 +38,6 @@
 #include <linux/err.h>
 #include <linux/types.h>
 
-enum drm_color_encoding;
 enum drm_color_range;
 enum drm_connector_force;
 enum drm_mode_status;
@@ -121,7 +120,6 @@ int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
 				void *data, struct drm_file *file_priv);
 
 /* drm_color_mgmt.c */
-const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);
 const char *drm_get_color_range_name(enum drm_color_range range);
 
 /* IOCTLs */
diff --git a/include/drm/drm_color_mgmt.h b/include/drm/drm_color_mgmt.h
index eccb71ab335a..eb55bdd33f50 100644
--- a/include/drm/drm_color_mgmt.h
+++ b/include/drm/drm_color_mgmt.h
@@ -85,6 +85,8 @@ enum drm_color_range {
 	DRM_COLOR_RANGE_MAX,
 };
 
+const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);
+
 int drm_plane_create_color_properties(struct drm_plane *plane,
 				      u32 supported_encodings,
 				      u32 supported_ranges,

-- 
2.51.0