diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index 58688623c5e4ddc3ee4a713636890529ae8021ce..3db3f1e06306977e79826ea7f06d39c63cf73caf 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -92,6 +92,7 @@ enum msm_event_wait {
  * @num_lm:       number of layer mixers used
  * @num_enc:      number of compression encoder blocks used
  * @num_intf:     number of interfaces the panel is mounted on
+ * @num_dspp:     number of dspp blocks used
  */
 struct msm_display_topology {
 	u32 num_lm;