diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 6eed9a2006d7a35408ef154efa43d2189229d4b8..0a11c657c9497369e25d13aa8a905297fc338fcd 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1207,6 +1207,8 @@ ironlake_dp_detect(struct drm_connector *connector)
 		if (dp_priv->dpcd[0] != 0)
 			status = connector_status_connected;
 	}
+	DRM_DEBUG_KMS("DPCD: %hx%hx%hx%hx\n", dp_priv->dpcd[0],
+		      dp_priv->dpcd[1], dp_priv->dpcd[2], dp_priv->dpcd[3]);
 	return status;
 }