drm: Export symbols to use in tests

The functions drm_get_color_encoding_name and drm_get_color_range_name
are useful for clarifying test results. Therefore, export them so they
can be used in tests built as modules.

Reviewed-by: José Expósito <jose.exposito89@gmail.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/20250415-yuv-v18-5-f2918f71ec4b@bootlin.com
Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>

diff --git a/drivers/gpu/drm/drm_color_mgmt.c b/drivers/gpu/drm/drm_color_mgmt.c
index dd3e06605180654527a1478c7bac2dd1b71f7984..5399c111c51fbce06368e0dd7e2b74cd21630f6f 100644 (file)
--- a/drivers/gpu/drm/drm_color_mgmt.c
+++ b/drivers/gpu/drm/drm_color_mgmt.c
@@ -28,6 +28,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_drv.h>
 #include <drm/drm_print.h>
+#include <kunit/visibility.h>
 
 #include "drm_crtc_internal.h"
 
@@ -494,6 +495,7 @@ 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);
 
 /**
  * drm_get_color_range_name - return a string for color range
@@ -509,6 +511,7 @@ const char *drm_get_color_range_name(enum drm_color_range range)
 
        return color_range_name[range];
 }
+EXPORT_SYMBOL_IF_KUNIT(drm_get_color_range_name);
 
 /**
  * drm_plane_create_color_properties - color encoding related plane properties