cxgb4: implement the ETHTOOL_GRXFH command

Signed-off-by: Dimitris Michailidis <dm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/cxgb4/cxgb4.h b/drivers/net/cxgb4/cxgb4.h
index a614eb5..4769c1c 100644
--- a/drivers/net/cxgb4/cxgb4.h
+++ b/drivers/net/cxgb4/cxgb4.h
@@ -294,6 +294,7 @@
 	u8     rx_offload;            /* CSO, etc */
 	u8     nqsets;                /* # of qsets */
 	u8     first_qset;            /* index of first qset */
+	u8     rss_mode;
 	struct link_config link_cfg;
 	u16   *rss;
 };