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path: root/drivers/gpu/drm/drm_blend.c
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Diffstat (limited to 'drivers/gpu/drm/drm_blend.c')
-rw-r--r--drivers/gpu/drm/drm_blend.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_blend.c b/drivers/gpu/drm/drm_blend.c
index fce734cdb85b..665c5d9b056f 100644
--- a/drivers/gpu/drm/drm_blend.c
+++ b/drivers/gpu/drm/drm_blend.c
@@ -204,6 +204,10 @@
* "FB":
* Framebuffer source set by the "FB_ID" property.
*
+ * solid_fill:
+ * solid_fill is set up with drm_plane_create_solid_fill_property(). It
+ * contains pixel data that drivers can use to fill a plane.
+ *
* Note that all the property extensions described here apply either to the
* plane or the CRTC (e.g. for the background color, which currently is not
* exposed and assumed to be black).
@@ -709,3 +713,29 @@ int drm_plane_create_pixel_source_property(struct drm_plane *plane,
return 0;
}
EXPORT_SYMBOL(drm_plane_create_pixel_source_property);
+
+/**
+ * drm_plane_create_solid_fill_property - create a new solid_fill property
+ * @plane: drm plane
+ *
+ * This creates a new property blob that holds pixel data for solid fill planes.
+ * The property is exposed to userspace as a property blob called "solid_fill".
+ *
+ * For information on what the blob contains, see `drm_mode_solid_fill`.
+ */
+int drm_plane_create_solid_fill_property(struct drm_plane *plane)
+{
+ struct drm_property *prop;
+
+ prop = drm_property_create(plane->dev,
+ DRM_MODE_PROP_ATOMIC | DRM_MODE_PROP_BLOB,
+ "solid_fill", 0);
+ if (!prop)
+ return -ENOMEM;
+
+ drm_object_attach_property(&plane->base, prop, 0);
+ plane->solid_fill_property = prop;
+
+ return 0;
+}
+EXPORT_SYMBOL(drm_plane_create_solid_fill_property);