diff --git a/drivers/net/sfc/efx.h b/drivers/net/sfc/efx.h
index 1162070..0cb198a 100644
--- a/drivers/net/sfc/efx.h
+++ b/drivers/net/sfc/efx.h
@@ -37,6 +37,7 @@
 extern netdev_tx_t
 efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb);
 extern void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index);
+extern int efx_setup_tc(struct net_device *net_dev, u8 num_tc);
 
 /* RX */
 extern int efx_probe_rx_queue(struct efx_rx_queue *rx_queue);