1 files changed, 14 insertions, 0 deletions

diff --git a/include/drm/drm_simple_kms_helper.h b/include/drm/drm_simple_kms_helper.h
index 6d9adbb46293..d9e4c3c3f009 100644
--- a/include/drm/drm_simple_kms_helper.h
+++ b/include/drm/drm_simple_kms_helper.h
@@ -22,6 +22,20 @@ struct drm_simple_display_pipe;
  */
 struct drm_simple_display_pipe_funcs {
         /**
+         * @mode_valid:
+         *
+         * This function is called to filter out valid modes from the
+         * suggestions suggested by the bridge or display. This optional
+         * hook is passed in when initializing the pipeline.
+         *
+         * RETURNS:
+         *
+         * drm_mode_status Enum
+         */
+        enum drm_mode_status (*mode_valid)(struct drm_crtc *crtc,
+                                           const struct drm_display_mode *mode);
+
+        /**
          * @enable:
          *
          * This function should be used to enable the pipeline.