drm_atomic: Disallow selecting cursor planes using the options

Author: Anton Kindestam

video/out/drm_atomic.c

@@ -138,7 +138,7 @@ void drm_object_print_info(struct mp_log *log, struct drm_object *object)
 }
 
 struct drm_atomic_context *drm_atomic_create_context(struct mp_log *log, int fd, int crtc_id,
-													 int connector_id, int osd_plane_id, int video_plane_id)
+                                                     int connector_id, int osd_plane_id, int video_plane_id)
 {
     drmModePlane *drmplane = NULL;
     drmModePlaneRes *plane_res = NULL;
@@ -208,7 +208,10 @@ struct drm_atomic_context *drm_atomic_create_context(struct mp_log *log, int fd,
                 if (drm_object_get_property(plane, "TYPE", &value) == -EINVAL) {
                     mp_err(log, "Unable to retrieve type property from plane %d\n", j);
                     goto fail;
-                } else {                    
+                } else {
+                    if (value == DRM_PLANE_TYPE_CURSOR) // Skip cursor planes
+                        continue;
+
                     layercount++;
 
                     if ((!primary_id) && (value == DRM_PLANE_TYPE_PRIMARY))