drm/vkms: Add range and encoding properties to the plane

Now that the driver internally handles these quantization ranges and YUV
encoding matrices, expose the UAPI for setting them.

Signed-off-by: Arthur Grillo <arthurgrillo@riseup.net>
[Louis Chauvet: retained only relevant parts, updated the commit message]
Acked-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/20250415-yuv-v18-3-f2918f71ec4b@bootlin.com
Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>

diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
index 6388928412f61debd88685679e8ee35072691d69..fbfbe424e558d781759c25a46e3b2b4ab082558c 100644 (file)
--- a/drivers/gpu/drm/vkms/vkms_plane.c
+++ b/drivers/gpu/drm/vkms/vkms_plane.c
@@ -219,5 +219,14 @@ struct vkms_plane *vkms_plane_init(struct vkms_device *vkmsdev,
        drm_plane_create_rotation_property(&plane->base, DRM_MODE_ROTATE_0,
                                           DRM_MODE_ROTATE_MASK | DRM_MODE_REFLECT_MASK);
 
+       drm_plane_create_color_properties(&plane->base,
+                                         BIT(DRM_COLOR_YCBCR_BT601) |
+                                         BIT(DRM_COLOR_YCBCR_BT709) |
+                                         BIT(DRM_COLOR_YCBCR_BT2020),
+                                         BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) |
+                                         BIT(DRM_COLOR_YCBCR_FULL_RANGE),
+                                         DRM_COLOR_YCBCR_BT601,
+                                         DRM_COLOR_YCBCR_FULL_RANGE);
+
        return plane;
 }