diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index b7a19db75c9c..e0a4fddccac5 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1938,7 +1938,10 @@ static u32 gen8_de_port_aux_mask(struct drm_i915_private *dev_priv)
 {
 	u32 mask;
 
-	if (DISPLAY_VER(dev_priv) >= 13)
+	if (DISPLAY_VER(dev_priv) >= 14)
+		return TGL_DE_PORT_AUX_DDIA |
+			TGL_DE_PORT_AUX_DDIB;
+	else if (DISPLAY_VER(dev_priv) >= 13)
 		return TGL_DE_PORT_AUX_DDIA |
 			TGL_DE_PORT_AUX_DDIB |
 			TGL_DE_PORT_AUX_DDIC |