ehea: Add 64bit statistics

Switch to using ndo_get_stats64 to get 64bit statistics.

v3:
[cascardo] use rtnl_link_stats64 as port stats
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/ibm/ehea/ehea.h

@@ -448,7 +448,7 @@ struct ehea_bcmc_reg_array {
 struct ehea_port {
 	struct ehea_adapter *adapter;	 /* adapter that owns this port */
 	struct net_device *netdev;
-	struct net_device_stats stats;
+	struct rtnl_link_stats64 stats;
 	struct ehea_port_res port_res[EHEA_MAX_PORT_RES];
 	struct platform_device  ofdev; /* Open Firmware Device */
 	struct ehea_mc_list *mc_list;	 /* Multicast MAC addresses */

drivers/net/ethernet/ibm/ehea/ehea_main.c

@@ -323,10 +323,10 @@ static void ehea_update_bcmc_registrations(void)
 	spin_unlock_irqrestore(&ehea_bcmc_regs.lock, flags);
 }
 
-static struct net_device_stats *ehea_get_stats(struct net_device *dev)
+static struct rtnl_link_stats64 *ehea_get_stats64(struct net_device *dev,
+					struct rtnl_link_stats64 *stats)
 {
 	struct ehea_port *port = netdev_priv(dev);
-	struct net_device_stats *stats = &port->stats;
 	u64 rx_packets = 0, tx_packets = 0, rx_bytes = 0, tx_bytes = 0;
 	int i;
 
@@ -353,7 +353,7 @@ static void ehea_update_stats(struct work_struct *work)
 	struct ehea_port *port =
 		container_of(work, struct ehea_port, stats_work.work);
 	struct net_device *dev = port->netdev;
-	struct net_device_stats *stats = &port->stats;
+	struct rtnl_link_stats64 *stats = &port->stats;
 	struct hcp_ehea_port_cb2 *cb2;
 	u64 hret;
 
@@ -3004,7 +3004,7 @@ static const struct net_device_ops ehea_netdev_ops = {
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	.ndo_poll_controller	= ehea_netpoll,
 #endif
-	.ndo_get_stats		= ehea_get_stats,
+	.ndo_get_stats64	= ehea_get_stats64,
 	.ndo_set_mac_address	= ehea_set_mac_addr,
 	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_set_rx_mode	= ehea_set_multicast_list,