]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - net/atm/lec.c
netfilter: nf_conntrack: Reduce conntrack count in nf_conntrack_free()
[linux-2.6-omap-h63xx.git] / net / atm / lec.c
index 8f701cde5945b0f8ee7d9c6d6a3412130ce840a8..c0cba9a037e842d92ac7116907b21c950b001b2d 100644 (file)
@@ -62,7 +62,6 @@ static unsigned char bridge_ula_lec[] = { 0x01, 0x80, 0xc2, 0x00, 0x00 };
 static int lec_open(struct net_device *dev);
 static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int lec_close(struct net_device *dev);
-static struct net_device_stats *lec_get_stats(struct net_device *dev);
 static void lec_init(struct net_device *dev);
 static struct lec_arp_table *lec_arp_find(struct lec_priv *priv,
                                          const unsigned char *mac_addr);
@@ -152,7 +151,7 @@ static void lec_handle_bridge(struct sk_buff *skb, struct net_device *dev)
                buff += 4;
                mesg->content.normal.flag = *buff & 0x01;       /* 0x01 is topology change */
 
-               priv = (struct lec_priv *)dev->priv;
+               priv = netdev_priv(dev);
                atm_force_charge(priv->lecd, skb2->truesize);
                sk = sk_atm(priv->lecd);
                skb_queue_tail(&sk->sk_receive_queue, skb2);
@@ -218,28 +217,28 @@ static unsigned char *get_tr_dst(unsigned char *packet, unsigned char *rdesc)
 
 static int lec_open(struct net_device *dev)
 {
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
-
        netif_start_queue(dev);
-       memset(&priv->stats, 0, sizeof(struct net_device_stats));
+       memset(&dev->stats, 0, sizeof(struct net_device_stats));
 
        return 0;
 }
 
-static __inline__ void
-lec_send(struct atm_vcc *vcc, struct sk_buff *skb, struct lec_priv *priv)
+static void
+lec_send(struct atm_vcc *vcc, struct sk_buff *skb)
 {
+       struct net_device *dev = skb->dev;
+
        ATM_SKB(skb)->vcc = vcc;
        ATM_SKB(skb)->atm_options = vcc->atm_options;
 
        atomic_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc);
        if (vcc->send(vcc, skb) < 0) {
-               priv->stats.tx_dropped++;
+               dev->stats.tx_dropped++;
                return;
        }
 
-       priv->stats.tx_packets++;
-       priv->stats.tx_bytes += skb->len;
+       dev->stats.tx_packets++;
+       dev->stats.tx_bytes += skb->len;
 }
 
 static void lec_tx_timeout(struct net_device *dev)
@@ -252,7 +251,7 @@ static void lec_tx_timeout(struct net_device *dev)
 static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
        struct sk_buff *skb2;
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
+       struct lec_priv *priv = netdev_priv(dev);
        struct lecdatahdr_8023 *lec_h;
        struct atm_vcc *vcc;
        struct lec_arp_table *entry;
@@ -270,7 +269,7 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
        pr_debug("lec_start_xmit called\n");
        if (!priv->lecd) {
                printk("%s:No lecd attached\n", dev->name);
-               priv->stats.tx_errors++;
+               dev->stats.tx_errors++;
                netif_stop_queue(dev);
                return -EUNATCH;
        }
@@ -345,7 +344,7 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
                                               GFP_ATOMIC);
                        dev_kfree_skb(skb);
                        if (skb2 == NULL) {
-                               priv->stats.tx_dropped++;
+                               dev->stats.tx_dropped++;
                                return 0;
                        }
                        skb = skb2;
@@ -373,20 +372,14 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
                if (entry && (entry->tx_wait.qlen < LEC_UNRES_QUE_LEN)) {
                        pr_debug("%s:lec_start_xmit: queuing packet, ",
                                dev->name);
-                       pr_debug("MAC address " MAC_FMT "\n",
-                                lec_h->h_dest[0], lec_h->h_dest[1],
-                                lec_h->h_dest[2], lec_h->h_dest[3],
-                                lec_h->h_dest[4], lec_h->h_dest[5]);
+                       pr_debug("MAC address %pM\n", lec_h->h_dest);
                        skb_queue_tail(&entry->tx_wait, skb);
                } else {
                        pr_debug
                            ("%s:lec_start_xmit: tx queue full or no arp entry, dropping, ",
                             dev->name);
-                       pr_debug("MAC address " MAC_FMT "\n",
-                                lec_h->h_dest[0], lec_h->h_dest[1],
-                                lec_h->h_dest[2], lec_h->h_dest[3],
-                                lec_h->h_dest[4], lec_h->h_dest[5]);
-                       priv->stats.tx_dropped++;
+                       pr_debug("MAC address %pM\n", lec_h->h_dest);
+                       dev->stats.tx_dropped++;
                        dev_kfree_skb(skb);
                }
                goto out;
@@ -397,14 +390,11 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
        while (entry && (skb2 = skb_dequeue(&entry->tx_wait))) {
                pr_debug("lec.c: emptying tx queue, ");
-               pr_debug("MAC address " MAC_FMT "\n",
-                        lec_h->h_dest[0], lec_h->h_dest[1],
-                        lec_h->h_dest[2], lec_h->h_dest[3],
-                        lec_h->h_dest[4], lec_h->h_dest[5]);
-               lec_send(vcc, skb2, priv);
+               pr_debug("MAC address %pM\n", lec_h->h_dest);
+               lec_send(vcc, skb2);
        }
 
-       lec_send(vcc, skb, priv);
+       lec_send(vcc, skb);
 
        if (!atm_may_send(vcc, 0)) {
                struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);
@@ -436,20 +426,11 @@ static int lec_close(struct net_device *dev)
        return 0;
 }
 
-/*
- * Get the current statistics.
- * This may be called with the card open or closed.
- */
-static struct net_device_stats *lec_get_stats(struct net_device *dev)
-{
-       return &((struct lec_priv *)dev->priv)->stats;
-}
-
 static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
 {
        unsigned long flags;
        struct net_device *dev = (struct net_device *)vcc->proto_data;
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
+       struct lec_priv *priv = netdev_priv(dev);
        struct atmlec_msg *mesg;
        struct lec_arp_table *entry;
        int i;
@@ -539,15 +520,8 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
                {
                        struct net_bridge_fdb_entry *f;
 
-                       pr_debug
-                           ("%s: bridge zeppelin asks about " MAC_FMT "\n",
-                            dev->name,
-                            mesg->content.proxy.mac_addr[0],
-                            mesg->content.proxy.mac_addr[1],
-                            mesg->content.proxy.mac_addr[2],
-                            mesg->content.proxy.mac_addr[3],
-                            mesg->content.proxy.mac_addr[4],
-                            mesg->content.proxy.mac_addr[5]);
+                       pr_debug("%s: bridge zeppelin asks about %pM\n",
+                                dev->name, mesg->content.proxy.mac_addr);
 
                        if (br_fdb_get_hook == NULL || dev->br_port == NULL)
                                break;
@@ -596,7 +570,7 @@ static void lec_atm_close(struct atm_vcc *vcc)
 {
        struct sk_buff *skb;
        struct net_device *dev = (struct net_device *)vcc->proto_data;
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
+       struct lec_priv *priv = netdev_priv(dev);
 
        priv->lecd = NULL;
        /* Do something needful? */
@@ -693,17 +667,19 @@ static void lec_set_multicast_list(struct net_device *dev)
        return;
 }
 
+static const struct net_device_ops lec_netdev_ops = {
+       .ndo_open               = lec_open,
+       .ndo_stop               = lec_close,
+       .ndo_start_xmit         = lec_start_xmit,
+       .ndo_change_mtu         = lec_change_mtu,
+       .ndo_tx_timeout         = lec_tx_timeout,
+       .ndo_set_multicast_list = lec_set_multicast_list,
+};
+
+
 static void lec_init(struct net_device *dev)
 {
-       dev->change_mtu = lec_change_mtu;
-       dev->open = lec_open;
-       dev->stop = lec_close;
-       dev->hard_start_xmit = lec_start_xmit;
-       dev->tx_timeout = lec_tx_timeout;
-
-       dev->get_stats = lec_get_stats;
-       dev->set_multicast_list = lec_set_multicast_list;
-       dev->do_ioctl = NULL;
+       dev->netdev_ops = &lec_netdev_ops;
        printk("%s: Initialized!\n", dev->name);
 }
 
@@ -727,7 +703,7 @@ static void lec_push(struct atm_vcc *vcc, struct sk_buff *skb)
 {
        unsigned long flags;
        struct net_device *dev = (struct net_device *)vcc->proto_data;
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
+       struct lec_priv *priv = netdev_priv(dev);
 
 #if DUMP_PACKETS >0
        int i = 0;
@@ -826,8 +802,8 @@ static void lec_push(struct atm_vcc *vcc, struct sk_buff *skb)
                else
 #endif
                        skb->protocol = eth_type_trans(skb, dev);
-               priv->stats.rx_packets++;
-               priv->stats.rx_bytes += skb->len;
+               dev->stats.rx_packets++;
+               dev->stats.rx_bytes += skb->len;
                memset(ATM_SKB(skb), 0, sizeof(struct atm_skb_data));
                netif_rx(skb);
        }
@@ -874,7 +850,7 @@ static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg)
        vpriv->old_pop = vcc->pop;
        vcc->user_back = vpriv;
        vcc->pop = lec_pop;
-       lec_vcc_added(dev_lec[ioc_data.dev_num]->priv,
+       lec_vcc_added(netdev_priv(dev_lec[ioc_data.dev_num]),
                      &ioc_data, vcc, vcc->push);
        vcc->proto_data = dev_lec[ioc_data.dev_num];
        vcc->push = lec_push;
@@ -886,7 +862,8 @@ static int lec_mcast_attach(struct atm_vcc *vcc, int arg)
        if (arg < 0 || arg >= MAX_LEC_ITF || !dev_lec[arg])
                return -EINVAL;
        vcc->proto_data = dev_lec[arg];
-       return (lec_mcast_make((struct lec_priv *)dev_lec[arg]->priv, vcc));
+       return lec_mcast_make((struct lec_priv *)netdev_priv(dev_lec[arg]),
+                               vcc);
 }
 
 /* Initialize device. */
@@ -928,11 +905,11 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
                        return -EINVAL;
                }
 
-               priv = dev_lec[i]->priv;
+               priv = netdev_priv(dev_lec[i]);
                priv->is_trdev = is_trdev;
                lec_init(dev_lec[i]);
        } else {
-               priv = dev_lec[i]->priv;
+               priv = netdev_priv(dev_lec[i]);
                if (priv->lecd)
                        return -EADDRINUSE;
        }
@@ -1093,7 +1070,8 @@ static void *lec_itf_walk(struct lec_state *state, loff_t *l)
        void *v;
 
        dev = state->dev ? state->dev : dev_lec[state->itf];
-       v = (dev && dev->priv) ? lec_priv_walk(state, l, dev->priv) : NULL;
+       v = (dev && netdev_priv(dev)) ?
+               lec_priv_walk(state, l, netdev_priv(dev)) : NULL;
        if (!v && dev) {
                dev_put(dev);
                /* Partial state reset for the next time we get called */
@@ -1255,7 +1233,7 @@ static void __exit lane_module_cleanup(void)
 
        for (i = 0; i < MAX_LEC_ITF; i++) {
                if (dev_lec[i] != NULL) {
-                       priv = (struct lec_priv *)dev_lec[i]->priv;
+                       priv = netdev_priv(dev_lec[i]);
                        unregister_netdev(dev_lec[i]);
                        free_netdev(dev_lec[i]);
                        dev_lec[i] = NULL;
@@ -1279,7 +1257,7 @@ static int lane2_resolve(struct net_device *dev, const u8 *dst_mac, int force,
                         u8 **tlvs, u32 *sizeoftlvs)
 {
        unsigned long flags;
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
+       struct lec_priv *priv = netdev_priv(dev);
        struct lec_arp_table *table;
        struct sk_buff *skb;
        int retval;
@@ -1326,7 +1304,7 @@ static int lane2_associate_req(struct net_device *dev, const u8 *lan_dst,
 {
        int retval;
        struct sk_buff *skb;
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
+       struct lec_priv *priv = netdev_priv(dev);
 
        if (compare_ether_addr(lan_dst, dev->dev_addr))
                return (0);     /* not our mac address */
@@ -1363,7 +1341,7 @@ static void lane2_associate_ind(struct net_device *dev, const u8 *mac_addr,
 #if 0
        int i = 0;
 #endif
-       struct lec_priv *priv = (struct lec_priv *)dev->priv;
+       struct lec_priv *priv = netdev_priv(dev);
 #if 0                          /*
                                 * Why have the TLVs in LE_ARP entries
                                 * since we do not use them? When you
@@ -1901,7 +1879,7 @@ restart:
                                        lec_arp_hold(entry);
                                        spin_unlock_irqrestore(&priv->lec_arp_lock, flags);
                                        while ((skb = skb_dequeue(&entry->tx_wait)) != NULL)
-                                               lec_send(vcc, skb, entry->priv);
+                                               lec_send(vcc, skb);
                                        entry->last_used = jiffies;
                                        entry->status = ESI_FORWARD_DIRECT;
                                        lec_arp_put(entry);
@@ -2319,7 +2297,7 @@ restart:
                                lec_arp_hold(entry);
                                spin_unlock_irqrestore(&priv->lec_arp_lock, flags);
                                while ((skb = skb_dequeue(&entry->tx_wait)) != NULL)
-                                       lec_send(vcc, skb, entry->priv);
+                                       lec_send(vcc, skb);
                                entry->last_used = jiffies;
                                entry->status = ESI_FORWARD_DIRECT;
                                lec_arp_put(entry);