diff --git a/include/linux/sde_rsc.h b/include/linux/sde_rsc.h
index 4b61295ad084..23bd164fbbbd 100644
--- a/include/linux/sde_rsc.h
+++ b/include/linux/sde_rsc.h
@@ -273,14 +273,6 @@ bool is_sde_rsc_available(int rsc_index);
  */
 enum sde_rsc_state get_sde_rsc_current_state(int rsc_index);
 
-/**
- * get_sde_rsc_primary_crtc - gets the primary crtc for the sde rsc.
- * @rsc_index:   A client will be created on this RSC. As of now only
- *		 SDE_RSC_INDEX is valid rsc index.
- * Returns: crtc id of primary crtc ; 0 for all other cases.
- */
-int get_sde_rsc_primary_crtc(int rsc_index);
-
 /**
  * sde_rsc_client_trigger_vote() - triggers ab/ib vote for rsc client
  *
@@ -357,11 +349,6 @@ static inline enum sde_rsc_state get_sde_rsc_current_state(int rsc_index)
 	return SDE_RSC_IDLE_STATE;
 }
 
-static inline int get_sde_rsc_primary_crtc(int rsc_index)
-{
-	return 0;
-}
-
 static inline int sde_rsc_client_trigger_vote(
 	struct sde_rsc_client *caller_client, bool delta_vote)
 {