diff options
Diffstat (limited to 'net/bridge/br_device.c')
| -rw-r--r-- | net/bridge/br_device.c | 100 |
1 files changed, 48 insertions, 52 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 21e5901186ea..a6b2f86378c7 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -74,13 +74,23 @@ out: return NETDEV_TX_OK; } +static int br_dev_init(struct net_device *dev) +{ + struct net_bridge *br = netdev_priv(dev); + + br->stats = alloc_percpu(struct br_cpu_netstats); + if (!br->stats) + return -ENOMEM; + + return 0; +} + static int br_dev_open(struct net_device *dev) { struct net_bridge *br = netdev_priv(dev); netif_carrier_off(dev); - - br_features_recompute(br); + netdev_update_features(dev); netif_start_queue(dev); br_stp_enable_bridge(br); br_multicast_open(br); @@ -177,48 +187,11 @@ static void br_getinfo(struct net_device *dev, struct ethtool_drvinfo *info) strcpy(info->bus_info, "N/A"); } -static int br_set_sg(struct net_device *dev, u32 data) -{ - struct net_bridge *br = netdev_priv(dev); - - if (data) - br->feature_mask |= NETIF_F_SG; - else - br->feature_mask &= ~NETIF_F_SG; - - br_features_recompute(br); - return 0; -} - -static int br_set_tso(struct net_device *dev, u32 data) -{ - struct net_bridge *br = netdev_priv(dev); - - if (data) - br->feature_mask |= NETIF_F_TSO; - else - br->feature_mask &= ~NETIF_F_TSO; - - br_features_recompute(br); - return 0; -} - -static int br_set_tx_csum(struct net_device *dev, u32 data) +static u32 br_fix_features(struct net_device *dev, u32 features) { struct net_bridge *br = netdev_priv(dev); - if (data) - br->feature_mask |= NETIF_F_NO_CSUM; - else - br->feature_mask &= ~NETIF_F_ALL_CSUM; - - br_features_recompute(br); - return 0; -} - -static int br_set_flags(struct net_device *netdev, u32 data) -{ - return ethtool_op_set_flags(netdev, data, ETH_FLAG_TXVLAN); + return br_features_recompute(br, features); } #ifdef CONFIG_NET_POLL_CONTROLLER @@ -319,21 +292,12 @@ static int br_del_slave(struct net_device *dev, struct net_device *slave_dev) static const struct ethtool_ops br_ethtool_ops = { .get_drvinfo = br_getinfo, .get_link = ethtool_op_get_link, - .get_tx_csum = ethtool_op_get_tx_csum, - .set_tx_csum = br_set_tx_csum, - .get_sg = ethtool_op_get_sg, - .set_sg = br_set_sg, - .get_tso = ethtool_op_get_tso, - .set_tso = br_set_tso, - .get_ufo = ethtool_op_get_ufo, - .set_ufo = ethtool_op_set_ufo, - .get_flags = ethtool_op_get_flags, - .set_flags = br_set_flags, }; static const struct net_device_ops br_netdev_ops = { .ndo_open = br_dev_open, .ndo_stop = br_dev_stop, + .ndo_init = br_dev_init, .ndo_start_xmit = br_dev_xmit, .ndo_get_stats64 = br_get_stats64, .ndo_set_mac_address = br_set_mac_address, @@ -347,6 +311,7 @@ static const struct net_device_ops br_netdev_ops = { #endif .ndo_add_slave = br_add_slave, .ndo_del_slave = br_del_slave, + .ndo_fix_features = br_fix_features, }; static void br_dev_free(struct net_device *dev) @@ -357,18 +322,49 @@ static void br_dev_free(struct net_device *dev) free_netdev(dev); } +static struct device_type br_type = { + .name = "bridge", +}; + void br_dev_setup(struct net_device *dev) { + struct net_bridge *br = netdev_priv(dev); + random_ether_addr(dev->dev_addr); ether_setup(dev); dev->netdev_ops = &br_netdev_ops; dev->destructor = br_dev_free; SET_ETHTOOL_OPS(dev, &br_ethtool_ops); + SET_NETDEV_DEVTYPE(dev, &br_type); dev->tx_queue_len = 0; dev->priv_flags = IFF_EBRIDGE; dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA | NETIF_F_GSO_MASK | NETIF_F_NO_CSUM | NETIF_F_LLTX | - NETIF_F_NETNS_LOCAL | NETIF_F_GSO | NETIF_F_HW_VLAN_TX; + NETIF_F_NETNS_LOCAL | NETIF_F_HW_VLAN_TX; + dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA | + NETIF_F_GSO_MASK | NETIF_F_NO_CSUM | + NETIF_F_HW_VLAN_TX; + + br->dev = dev; + spin_lock_init(&br->lock); + INIT_LIST_HEAD(&br->port_list); + spin_lock_init(&br->hash_lock); + + br->bridge_id.prio[0] = 0x80; + br->bridge_id.prio[1] = 0x00; + + memcpy(br->group_addr, br_group_address, ETH_ALEN); + + br->stp_enabled = BR_NO_STP; + br->designated_root = br->bridge_id; + br->bridge_max_age = br->max_age = 20 * HZ; + br->bridge_hello_time = br->hello_time = 2 * HZ; + br->bridge_forward_delay = br->forward_delay = 15 * HZ; + br->ageing_time = 300 * HZ; + + br_netfilter_rtable_init(br); + br_stp_timer_init(br); + br_multicast_init(br); } |