return dev->ops->phylink_mac_select_pcs(dev, port, interface);
 }
 
-void b53_phylink_mac_config(struct dsa_switch *ds, int port,
-                           unsigned int mode,
-                           const struct phylink_link_state *state)
+static void b53_phylink_mac_config(struct dsa_switch *ds, int port,
+                                  unsigned int mode,
+                                  const struct phylink_link_state *state)
 {
 }
-EXPORT_SYMBOL(b53_phylink_mac_config);
 
-void b53_phylink_mac_link_down(struct dsa_switch *ds, int port,
-                              unsigned int mode,
-                              phy_interface_t interface)
+static void b53_phylink_mac_link_down(struct dsa_switch *ds, int port,
+                                     unsigned int mode,
+                                     phy_interface_t interface)
 {
        struct b53_device *dev = ds->priv;
 
            dev->ops->serdes_link_set)
                dev->ops->serdes_link_set(dev, port, mode, interface, false);
 }
-EXPORT_SYMBOL(b53_phylink_mac_link_down);
 
-void b53_phylink_mac_link_up(struct dsa_switch *ds, int port,
-                            unsigned int mode,
-                            phy_interface_t interface,
-                            struct phy_device *phydev,
-                            int speed, int duplex,
-                            bool tx_pause, bool rx_pause)
+static void b53_phylink_mac_link_up(struct dsa_switch *ds, int port,
+                                   unsigned int mode,
+                                   phy_interface_t interface,
+                                   struct phy_device *phydev,
+                                   int speed, int duplex,
+                                   bool tx_pause, bool rx_pause)
 {
        struct b53_device *dev = ds->priv;
 
            dev->ops->serdes_link_set)
                dev->ops->serdes_link_set(dev, port, mode, interface, true);
 }
-EXPORT_SYMBOL(b53_phylink_mac_link_up);
 
 int b53_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering,
                       struct netlink_ext_ack *extack)
 
                 struct netlink_ext_ack *extack);
 int b53_setup_devlink_resources(struct dsa_switch *ds);
 void b53_port_event(struct dsa_switch *ds, int port);
-void b53_phylink_mac_config(struct dsa_switch *ds, int port,
-                           unsigned int mode,
-                           const struct phylink_link_state *state);
-void b53_phylink_mac_link_down(struct dsa_switch *ds, int port,
-                              unsigned int mode,
-                              phy_interface_t interface);
-void b53_phylink_mac_link_up(struct dsa_switch *ds, int port,
-                            unsigned int mode,
-                            phy_interface_t interface,
-                            struct phy_device *phydev,
-                            int speed, int duplex,
-                            bool tx_pause, bool rx_pause);
 int b53_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering,
                       struct netlink_ext_ack *extack);
 int b53_vlan_add(struct dsa_switch *ds, int port,