bnx2: Add support for ethtool --show-channels|--set-channels

Allow the user to override the default number of RSS/TSS rings.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/broadcom/bnx2.h b/drivers/net/ethernet/broadcom/bnx2.h
index 1db2d51..dc06bda 100644
--- a/drivers/net/ethernet/broadcom/bnx2.h
+++ b/drivers/net/ethernet/broadcom/bnx2.h
@@ -6933,6 +6933,9 @@
 	u8			num_tx_rings;
 	u8			num_rx_rings;
 
+	int			num_req_tx_rings;
+	int			num_req_rx_rings;
+
 	u32 			leds_save;
 	u32			idle_chk_status_idx;