diff --git a/drivers/gpu/drm/i915/display/intel_dsi_vbt.c b/drivers/gpu/drm/i915/display/intel_dsi_vbt.c
index 75e8cc4337c9..fce69fa446d5 100644
--- a/drivers/gpu/drm/i915/display/intel_dsi_vbt.c
+++ b/drivers/gpu/drm/i915/display/intel_dsi_vbt.c
@@ -137,9 +137,9 @@ static enum port intel_dsi_seq_port_to_port(struct intel_dsi *intel_dsi,
 		return ffs(intel_dsi->ports) - 1;
 
 	if (seq_port) {
-		if (intel_dsi->ports & PORT_B)
+		if (intel_dsi->ports & BIT(PORT_B))
 			return PORT_B;
-		else if (intel_dsi->ports & PORT_C)
+		else if (intel_dsi->ports & BIT(PORT_C))
 			return PORT_C;
 	}