diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 70e601a975dfcc89f9ba521c3d556f52939bf6ff..37698305a2dc3492e534d1c3bcb9453a92db1aec 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -960,7 +960,7 @@ static bool are_rects_integer_multiples(struct rect src, struct rect dest)
 	return false;
 }
 
-void calculate_integer_scaling(struct pipe_ctx *pipe_ctx)
+static void calculate_integer_scaling(struct pipe_ctx *pipe_ctx)
 {
 	if (!pipe_ctx->plane_state->scaling_quality.integer_scaling)
 		return;