diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h
index 0b17c2993ca5b5b3fd2187f150a29a6d86b89540..4ccb03a7564a5bb8f73322b8c5831255276d5b8d 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h
@@ -790,5 +790,6 @@ bool hubp1_in_blank(struct hubp *hubp);
 void hubp1_soft_reset(struct hubp *hubp, bool reset);
 
 void hubp1_set_flip_int(struct hubp *hubp);
+void hubp1_wait_pipe_read_start(struct hubp *hubp);
 
 #endif