diff --git a/include/linux/phy.h b/include/linux/phy.h
index b53177fd38af..feb8a98e8dd3 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -450,6 +450,7 @@ struct phy_device {
 	struct net_device *attached_dev;
 
 	u8 mdix;
+	u8 mdix_ctrl;
 
 	void (*adjust_link)(struct net_device *dev);
 };