bluetooth: driver API update

Convert to net_device_ops and use internal net_device_stats in bnep
device. 

Note: no need for bnep_net_ioctl since if ioctl is not set, then
dev_ifsioc handles it by returning -EOPNOTSUPP
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/bluetooth/bnep/bnep.h

@@ -165,7 +165,6 @@ struct bnep_session {
 
 	struct socket    *sock;
 	struct net_device *dev;
-	struct net_device_stats stats;
 };
 
 void bnep_net_setup(struct net_device *dev);

net/bluetooth/bnep/core.c

@@ -306,7 +306,7 @@ static inline int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
 	struct sk_buff *nskb;
 	u8 type;
 
-	s->stats.rx_bytes += skb->len;
+	dev->stats.rx_bytes += skb->len;
 
 	type = *(u8 *) skb->data; skb_pull(skb, 1);
 
@@ -343,7 +343,7 @@ static inline int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
 	 * may not be modified and because of the alignment requirements. */
 	nskb = alloc_skb(2 + ETH_HLEN + skb->len, GFP_KERNEL);
 	if (!nskb) {
-		s->stats.rx_dropped++;
+		dev->stats.rx_dropped++;
 		kfree_skb(skb);
 		return -ENOMEM;
 	}
@@ -378,14 +378,14 @@ static inline int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
 	skb_copy_from_linear_data(skb, __skb_put(nskb, skb->len), skb->len);
 	kfree_skb(skb);
 
-	s->stats.rx_packets++;
+	dev->stats.rx_packets++;
 	nskb->ip_summed = CHECKSUM_NONE;
 	nskb->protocol  = eth_type_trans(nskb, dev);
 	netif_rx_ni(nskb);
 	return 0;
 
 badframe:
-	s->stats.rx_errors++;
+	dev->stats.rx_errors++;
 	kfree_skb(skb);
 	return 0;
 }
@@ -448,8 +448,8 @@ static inline int bnep_tx_frame(struct bnep_session *s, struct sk_buff *skb)
 	kfree_skb(skb);
 
 	if (len > 0) {
-		s->stats.tx_bytes += len;
-		s->stats.tx_packets++;
+		s->dev->stats.tx_bytes += len;
+		s->dev->stats.tx_packets++;
 		return 0;
 	}
 

net/bluetooth/bnep/netdev.c

@@ -55,12 +55,6 @@ static int bnep_net_close(struct net_device *dev)
 	return 0;
 }
 
-static struct net_device_stats *bnep_net_get_stats(struct net_device *dev)
-{
-	struct bnep_session *s = netdev_priv(dev);
-	return &s->stats;
-}
-
 static void bnep_net_set_mc_list(struct net_device *dev)
 {
 #ifdef CONFIG_BT_BNEP_MC_FILTER
@@ -128,11 +122,6 @@ static void bnep_net_timeout(struct net_device *dev)
 	netif_wake_queue(dev);
 }
 
-static int bnep_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
-{
-	return -EINVAL;
-}
-
 #ifdef CONFIG_BT_BNEP_MC_FILTER
 static inline int bnep_net_mc_filter(struct sk_buff *skb, struct bnep_session *s)
 {
@@ -217,6 +206,18 @@ static int bnep_net_xmit(struct sk_buff *skb, struct net_device *dev)
 	return 0;
 }
 
+static const struct net_device_ops bnep_netdev_ops = {
+	.ndo_open            = bnep_net_open,
+	.ndo_stop            = bnep_net_close,
+	.ndo_start_xmit	     = bnep_net_xmit,
+	.ndo_validate_addr   = eth_validate_addr,
+	.ndo_set_multicast_list = bnep_net_set_mc_list,
+	.ndo_set_mac_address = bnep_net_set_mac_addr,
+	.ndo_tx_timeout      = bnep_net_timeout,
+	.ndo_change_mtu	     = eth_change_mtu,
+
+};
+
 void bnep_net_setup(struct net_device *dev)
 {
 
@@ -224,15 +225,7 @@ void bnep_net_setup(struct net_device *dev)
 	dev->addr_len = ETH_ALEN;
 
 	ether_setup(dev);
-
-	dev->open            = bnep_net_open;
-	dev->stop            = bnep_net_close;
-	dev->hard_start_xmit = bnep_net_xmit;
-	dev->get_stats       = bnep_net_get_stats;
-	dev->do_ioctl        = bnep_net_ioctl;
-	dev->set_mac_address = bnep_net_set_mac_addr;
-	dev->set_multicast_list = bnep_net_set_mc_list;
+	dev->netdev_ops = &bnep_netdev_ops;
 
 	dev->watchdog_timeo  = HZ * 2;
-	dev->tx_timeout      = bnep_net_timeout;
 }