35 static int port_cost(struct net_device *dev)  in port_cost()  argument
39 	if (!__ethtool_get_link_ksettings(dev, &ecmd)) {  in port_cost()
62 	if (!strncmp(dev->name, "lec", 3))  in port_cost()
65 	if (!strncmp(dev->name, "plip", 4))  in port_cost()
75 	struct net_device *dev = p->dev;  in br_port_carrier_check()  local
79 	    netif_running(dev) && netif_oper_up(dev))  in br_port_carrier_check()
80 		p->path_cost = port_cost(dev);  in br_port_carrier_check()
83 	if (!netif_running(br->dev))  in br_port_carrier_check()
87 	if (netif_running(dev) && netif_oper_up(dev)) {  in br_port_carrier_check()
108 	err = dev_set_promiscuity(p->dev, 1);  in br_port_set_promisc()
125 	if (!br_promisc_port(p) || !(p->dev->priv_flags & IFF_UNICAST_FLT))  in br_port_clear_promisc()
135 	dev_set_promiscuity(p->dev, -1);  in br_port_clear_promisc()
152 	if ((br->dev->flags & IFF_PROMISC) || !br_vlan_enabled(br->dev))  in br_manage_promisc()
169 			if ((p->dev->priv_flags & IFF_UNICAST_FLT) &&  in br_manage_promisc()
252 	dev_set_allmulti(p->dev, -1);  in nbp_delete_promisc()
254 		dev_set_promiscuity(p->dev, -1);  in nbp_delete_promisc()
270 	net_ns_get_ownership(dev_net(p->dev), uid, gid);  in brport_get_ownership()
283 	struct net_device *dev = p->dev;  in destroy_nbp()  local
286 	p->dev = NULL;  in destroy_nbp()
287 	netdev_put(dev, &p->dev_tracker);  in destroy_nbp()
305 		unsigned dev_headroom = netdev_get_fwd_headroom(p->dev);  in get_max_headroom()
319 		netdev_set_rx_headroom(p->dev, new_hr);  in update_headroom()
321 	br->dev->needed_headroom = new_hr;  in update_headroom()
336 	struct net_device *dev = p->dev;  in del_nbp()  local
338 	sysfs_remove_link(br->ifobj, p->dev->name);  in del_nbp()
352 	if (netdev_get_fwd_headroom(dev) == br->dev->needed_headroom)  in del_nbp()
354 	netdev_reset_rx_headroom(dev);  in del_nbp()
363 	netdev_upper_dev_unlink(dev, br->dev);  in del_nbp()
365 	dev->priv_flags &= ~IFF_BRIDGE_PORT;  in del_nbp()
367 	netdev_rx_handler_unregister(dev);  in del_nbp()
380 void br_dev_delete(struct net_device *dev, struct list_head *head)  in br_dev_delete()  argument
382 	struct net_bridge *br = netdev_priv(dev);  in br_dev_delete()
395 	br_sysfs_delbr(br->dev);  in br_dev_delete()
396 	unregister_netdevice_queue(br->dev, head);  in br_dev_delete()
422 				       struct net_device *dev)  in new_nbp()  argument
436 	netdev_hold(dev, &p->dev_tracker, GFP_KERNEL);  in new_nbp()
437 	p->dev = dev;  in new_nbp()
438 	p->path_cost = port_cost(dev);  in new_nbp()
447 		netdev_put(dev, &p->dev_tracker);  in new_nbp()
457 	struct net_device *dev;  in br_add_bridge()  local
460 	dev = alloc_netdev(sizeof(struct net_bridge), name, NET_NAME_UNKNOWN,  in br_add_bridge()
463 	if (!dev)  in br_add_bridge()
466 	dev_net_set(dev, net);  in br_add_bridge()
467 	dev->rtnl_link_ops = &br_link_ops;  in br_add_bridge()
469 	res = register_netdevice(dev);  in br_add_bridge()
471 		free_netdev(dev);  in br_add_bridge()
477 	struct net_device *dev;  in br_del_bridge()  local
480 	dev = __dev_get_by_name(net, name);  in br_del_bridge()
481 	if (dev == NULL)  in br_del_bridge()
484 	else if (!netif_is_bridge_master(dev)) {  in br_del_bridge()
489 	else if (dev->flags & IFF_UP) {  in br_del_bridge()
495 		br_dev_delete(dev, NULL);  in br_del_bridge()
507 		if (!ret_mtu || ret_mtu > p->dev->mtu)  in br_mtu_min()
508 			ret_mtu = p->dev->mtu;  in br_mtu_min()
524 	dev_set_mtu(br->dev, br_mtu_min(br));  in br_mtu_auto_adjust()
535 		tso_max_size = min(tso_max_size, p->dev->tso_max_size);  in br_set_gso_limits()
536 		tso_max_segs = min(tso_max_segs, p->dev->tso_max_segs);  in br_set_gso_limits()
538 	netif_set_tso_max_size(br->dev, tso_max_size);  in br_set_gso_limits()
539 	netif_set_tso_max_segs(br->dev, tso_max_segs);  in br_set_gso_limits()
559 						     p->dev->features, mask);  in br_features_recompute()
567 int br_add_if(struct net_bridge *br, struct net_device *dev,  in br_add_if()  argument
576 	if ((dev->flags & IFF_LOOPBACK) ||  in br_add_if()
577 	    dev->type != ARPHRD_ETHER || dev->addr_len != ETH_ALEN ||  in br_add_if()
578 	    !is_valid_ether_addr(dev->dev_addr))  in br_add_if()
582 	if (dev->netdev_ops->ndo_start_xmit == br_dev_xmit) {  in br_add_if()
589 	if (netdev_master_upper_dev_get(dev))  in br_add_if()
593 	if (dev->priv_flags & IFF_DONT_BRIDGE) {  in br_add_if()
599 	p = new_nbp(br, dev);  in br_add_if()
603 	call_netdevice_notifiers(NETDEV_JOIN, dev);  in br_add_if()
605 	err = dev_set_allmulti(dev, 1);  in br_add_if()
608 		netdev_put(dev, &p->dev_tracker);  in br_add_if()
613 	err = kobject_init_and_add(&p->kobj, &brport_ktype, &(dev->dev.kobj),  in br_add_if()
626 	err = netdev_rx_handler_register(dev, br_get_rx_handler(dev), p);  in br_add_if()
630 	dev->priv_flags |= IFF_BRIDGE_PORT;  in br_add_if()
632 	err = netdev_master_upper_dev_link(dev, br->dev, NULL, NULL, extack);  in br_add_if()
636 	dev_disable_lro(dev);  in br_add_if()
641 	if (!br_promisc_port(p) && (p->dev->priv_flags & IFF_UNICAST_FLT)) {  in br_add_if()
652 			netdev_err(dev, "failed to sync bridge static fdb addresses to this port\n");  in br_add_if()
655 	netdev_update_features(br->dev);  in br_add_if()
657 	br_hr = br->dev->needed_headroom;  in br_add_if()
658 	dev_hr = netdev_get_fwd_headroom(dev);  in br_add_if()
662 		netdev_set_rx_headroom(dev, br_hr);  in br_add_if()
664 	if (br_fdb_add_local(br, p, dev->dev_addr, 0))  in br_add_if()
665 		netdev_err(dev, "failed insert local address bridge forwarding table\n");  in br_add_if()
667 	if (br->dev->addr_assign_type != NET_ADDR_SET) {  in br_add_if()
671 		err = dev_pre_changeaddr_notify(br->dev, dev->dev_addr, extack);  in br_add_if()
678 		netdev_err(dev, "failed to initialize vlan filtering on this port\n");  in br_add_if()
685 	if (netif_running(dev) && netif_oper_up(dev) &&  in br_add_if()
686 	    (br->dev->flags & IFF_UP))  in br_add_if()
693 		call_netdevice_notifiers(NETDEV_CHANGEADDR, br->dev);  in br_add_if()
708 	netdev_upper_dev_unlink(dev, br->dev);  in br_add_if()
710 	dev->priv_flags &= ~IFF_BRIDGE_PORT;  in br_add_if()
711 	netdev_rx_handler_unregister(dev);  in br_add_if()
715 	sysfs_remove_link(br->ifobj, p->dev->name);  in br_add_if()
718 	netdev_put(dev, &p->dev_tracker);  in br_add_if()
720 	dev_set_allmulti(dev, -1);  in br_add_if()
726 int br_del_if(struct net_bridge *br, struct net_device *dev)  in br_del_if()  argument
731 	p = br_port_get_rtnl(dev);  in br_del_if()
749 		call_netdevice_notifiers(NETDEV_CHANGEADDR, br->dev);  in br_del_if()
751 	netdev_update_features(br->dev);  in br_del_if()
767 bool br_port_flag_is_set(const struct net_device *dev, unsigned long flag)  in br_port_flag_is_set()  argument
771 	p = br_port_get_rtnl_rcu(dev);  in br_port_flag_is_set()