diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 2990793e86a20265087df9df1dd7282397980fac..559602336f67d24606f8a95d695f027f81bd060e 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -2845,6 +2845,7 @@ bool dcn20_fast_validate_bw(
 {
 	bool out = false;
 	int split[MAX_PIPES] = { 0 };
+	bool merge[MAX_PIPES] = { false };
 	int pipe_cnt, i, pipe_idx, vlevel;
 
 	ASSERT(pipes);
@@ -2867,7 +2868,7 @@ bool dcn20_fast_validate_bw(
 	if (vlevel > context->bw_ctx.dml.soc.num_states)
 		goto validate_fail;
 
-	vlevel = dcn20_validate_apply_pipe_split_flags(dc, context, vlevel, split, NULL);
+	vlevel = dcn20_validate_apply_pipe_split_flags(dc, context, vlevel, split, merge);
 
 	/*initialize pipe_just_split_from to invalid idx*/
 	for (i = 0; i < MAX_PIPES; i++)