diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 1b844cac4c58..ba1c84257702 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -5216,9 +5216,11 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config,
 
 	PIPE_CONF_CHECK_BOOL(double_wide);
 
-	if (dev_priv->display.dpll.mgr) {
+	if (dev_priv->display.dpll.mgr)
 		PIPE_CONF_CHECK_P(shared_dpll);
 
+	/* FIXME convert everything over the dpll_mgr */
+	if (dev_priv->display.dpll.mgr || HAS_GMCH(dev_priv)) {
 		PIPE_CONF_CHECK_X(dpll_hw_state.dpll);
 		PIPE_CONF_CHECK_X(dpll_hw_state.dpll_md);
 		PIPE_CONF_CHECK_X(dpll_hw_state.fp0);