34 static inline int dev_isalive(const struct net_device *dev)  in dev_isalive()  argument
36 	return dev->reg_state <= NETREG_REGISTERED;  in dev_isalive()
40 static ssize_t netdev_show(const struct device *dev,  in netdev_show()  argument
44 	struct net_device *ndev = to_net_dev(dev);  in netdev_show()
57 static ssize_t format_##field(const struct net_device *dev, char *buf)	\
59 	return sprintf(buf, format_string, dev->field);			\
61 static ssize_t field##_show(struct device *dev,				\
64 	return netdev_show(dev, attr, buf, format_##field);		\
76 static ssize_t netdev_store(struct device *dev, struct device_attribute *attr,  in netdev_store()  argument
80 	struct net_device *netdev = to_net_dev(dev);  in netdev_store()
113 static ssize_t iflink_show(struct device *dev, struct device_attribute *attr,  in iflink_show()  argument
116 	struct net_device *ndev = to_net_dev(dev);  in iflink_show()
122 static ssize_t format_name_assign_type(const struct net_device *dev, char *buf)  in format_name_assign_type()  argument
124 	return sprintf(buf, fmt_dec, dev->name_assign_type);  in format_name_assign_type()
127 static ssize_t name_assign_type_show(struct device *dev,  in name_assign_type_show()  argument
131 	struct net_device *ndev = to_net_dev(dev);  in name_assign_type_show()
135 		ret = netdev_show(dev, attr, buf, format_name_assign_type);  in name_assign_type_show()
142 static ssize_t address_show(struct device *dev, struct device_attribute *attr,  in address_show()  argument
145 	struct net_device *ndev = to_net_dev(dev);  in address_show()
156 static ssize_t broadcast_show(struct device *dev,  in broadcast_show()  argument
159 	struct net_device *ndev = to_net_dev(dev);  in broadcast_show()
167 static int change_carrier(struct net_device *dev, unsigned long new_carrier)  in change_carrier()  argument
169 	if (!netif_running(dev))  in change_carrier()
171 	return dev_change_carrier(dev, (bool)new_carrier);  in change_carrier()
174 static ssize_t carrier_store(struct device *dev, struct device_attribute *attr,  in carrier_store()  argument
177 	struct net_device *netdev = to_net_dev(dev);  in carrier_store()
185 	return netdev_store(dev, attr, buf, len, change_carrier);  in carrier_store()
188 static ssize_t carrier_show(struct device *dev,  in carrier_show()  argument
191 	struct net_device *netdev = to_net_dev(dev);  in carrier_show()
200 static ssize_t speed_show(struct device *dev,  in speed_show()  argument
203 	struct net_device *netdev = to_net_dev(dev);  in speed_show()
226 static ssize_t duplex_show(struct device *dev,  in duplex_show()  argument
229 	struct net_device *netdev = to_net_dev(dev);  in duplex_show()
266 static ssize_t dormant_show(struct device *dev,  in dormant_show()  argument
269 	struct net_device *netdev = to_net_dev(dev);  in dormant_show()
288 static ssize_t operstate_show(struct device *dev,  in operstate_show()  argument
291 	const struct net_device *netdev = to_net_dev(dev);  in operstate_show()
307 static ssize_t carrier_changes_show(struct device *dev,  in carrier_changes_show()  argument
311 	struct net_device *netdev = to_net_dev(dev);  in carrier_changes_show()
319 static ssize_t carrier_up_count_show(struct device *dev,  in carrier_up_count_show()  argument
323 	struct net_device *netdev = to_net_dev(dev);  in carrier_up_count_show()
329 static ssize_t carrier_down_count_show(struct device *dev,  in carrier_down_count_show()  argument
333 	struct net_device *netdev = to_net_dev(dev);  in carrier_down_count_show()
341 static int change_mtu(struct net_device *dev, unsigned long new_mtu)  in change_mtu()  argument
343 	return dev_set_mtu(dev, (int)new_mtu);  in change_mtu()
346 static ssize_t mtu_store(struct device *dev, struct device_attribute *attr,  in mtu_store()  argument
349 	return netdev_store(dev, attr, buf, len, change_mtu);  in mtu_store()
353 static int change_flags(struct net_device *dev, unsigned long new_flags)  in change_flags()  argument
355 	return dev_change_flags(dev, (unsigned int)new_flags, NULL);  in change_flags()
358 static ssize_t flags_store(struct device *dev, struct device_attribute *attr,  in flags_store()  argument
361 	return netdev_store(dev, attr, buf, len, change_flags);  in flags_store()
365 static ssize_t tx_queue_len_store(struct device *dev,  in tx_queue_len_store()  argument
372 	return netdev_store(dev, attr, buf, len, dev_change_tx_queue_len);  in tx_queue_len_store()
376 static int change_gro_flush_timeout(struct net_device *dev, unsigned long val)  in change_gro_flush_timeout()  argument
378 	dev->gro_flush_timeout = val;  in change_gro_flush_timeout()
382 static ssize_t gro_flush_timeout_store(struct device *dev,  in gro_flush_timeout_store()  argument
389 	return netdev_store(dev, attr, buf, len, change_gro_flush_timeout);  in gro_flush_timeout_store()
393 static ssize_t ifalias_store(struct device *dev, struct device_attribute *attr,  in ifalias_store()  argument
396 	struct net_device *netdev = to_net_dev(dev);  in ifalias_store()
424 static ssize_t ifalias_show(struct device *dev,  in ifalias_show()  argument
427 	const struct net_device *netdev = to_net_dev(dev);  in ifalias_show()
438 static int change_group(struct net_device *dev, unsigned long new_group)  in change_group()  argument
440 	dev_set_group(dev, (int)new_group);  in change_group()
444 static ssize_t group_store(struct device *dev, struct device_attribute *attr,  in group_store()  argument
447 	return netdev_store(dev, attr, buf, len, change_group);  in group_store()
452 static int change_proto_down(struct net_device *dev, unsigned long proto_down)  in change_proto_down()  argument
454 	return dev_change_proto_down(dev, (bool)proto_down);  in change_proto_down()
457 static ssize_t proto_down_store(struct device *dev,  in proto_down_store()  argument
461 	struct net_device *netdev = to_net_dev(dev);  in proto_down_store()
469 	return netdev_store(dev, attr, buf, len, change_proto_down);  in proto_down_store()
473 static ssize_t phys_port_id_show(struct device *dev,  in phys_port_id_show()  argument
476 	struct net_device *netdev = to_net_dev(dev);  in phys_port_id_show()
501 static ssize_t phys_port_name_show(struct device *dev,  in phys_port_name_show()  argument
504 	struct net_device *netdev = to_net_dev(dev);  in phys_port_name_show()
530 static ssize_t phys_switch_id_show(struct device *dev,  in phys_switch_id_show()  argument
533 	struct net_device *netdev = to_net_dev(dev);  in phys_switch_id_show()
599 	struct net_device *dev = to_net_dev(d);  in netstat_show()  local
606 	if (dev_isalive(dev)) {  in netstat_show()
608 		const struct rtnl_link_stats64 *stats = dev_get_stats(dev, &temp);  in netstat_show()
934 	dev_put(queue->dev);  in rx_queue_release()
940 	struct device *dev = &queue->dev->dev;  in rx_queue_namespace()  local
943 	if (dev->class && dev->class->ns_type)  in rx_queue_namespace()
944 		ns = dev->class->namespace(dev);  in rx_queue_namespace()
965 static int rx_queue_add_kobject(struct net_device *dev, int index)  in rx_queue_add_kobject()  argument
967 	struct netdev_rx_queue *queue = dev->_rx + index;  in rx_queue_add_kobject()
974 	dev_hold(queue->dev);  in rx_queue_add_kobject()
976 	kobj->kset = dev->queues_kset;  in rx_queue_add_kobject()
982 	if (dev->sysfs_rx_queue_group) {  in rx_queue_add_kobject()
983 		error = sysfs_create_group(kobj, dev->sysfs_rx_queue_group);  in rx_queue_add_kobject()
999 net_rx_queue_update_kobjects(struct net_device *dev, int old_num, int new_num)  in net_rx_queue_update_kobjects()  argument
1006 	if (!dev->sysfs_rx_queue_group)  in net_rx_queue_update_kobjects()
1010 		error = rx_queue_add_kobject(dev, i);  in net_rx_queue_update_kobjects()
1018 		struct kobject *kobj = &dev->_rx[i].kobj;  in net_rx_queue_update_kobjects()
1020 		if (!refcount_read(&dev_net(dev)->count))  in net_rx_queue_update_kobjects()
1022 		if (dev->sysfs_rx_queue_group)  in net_rx_queue_update_kobjects()
1023 			sysfs_remove_group(kobj, dev->sysfs_rx_queue_group);  in net_rx_queue_update_kobjects()
1093 	struct net_device *dev = queue->dev;  in get_netdev_queue_index()  local
1096 	i = queue - dev->_tx;  in get_netdev_queue_index()
1097 	BUG_ON(i >= dev->num_tx_queues);  in get_netdev_queue_index()
1105 	struct net_device *dev = queue->dev;  in traffic_class_show()  local
1109 	if (!netif_is_multiqueue(dev))  in traffic_class_show()
1115 	dev = netdev_get_tx_queue(dev, index)->sb_dev ? : dev;  in traffic_class_show()
1117 	tc = netdev_txq_to_tc(dev, index);  in traffic_class_show()
1128 	return dev->num_tc < 0 ? sprintf(buf, "%u%d\n", tc, dev->num_tc) :  in traffic_class_show()
1142 	struct net_device *dev = queue->dev;  in tx_maxrate_store()  local
1152 	if (!dev->netdev_ops->ndo_set_tx_maxrate)  in tx_maxrate_store()
1163 	if (dev->netdev_ops->ndo_set_tx_maxrate)  in tx_maxrate_store()
1164 		err = dev->netdev_ops->ndo_set_tx_maxrate(dev, index, rate);  in tx_maxrate_store()
1294 	struct net_device *dev = queue->dev;  in xps_cpus_show()  local
1299 	if (!netif_is_multiqueue(dev))  in xps_cpus_show()
1307 	if (dev->num_tc) {  in xps_cpus_show()
1309 		num_tc = dev->num_tc;  in xps_cpus_show()
1316 		dev = netdev_get_tx_queue(dev, index)->sb_dev ? : dev;  in xps_cpus_show()
1318 		tc = netdev_txq_to_tc(dev, index);  in xps_cpus_show()
1331 	dev_maps = rcu_dereference(dev->xps_cpus_map);  in xps_cpus_show()
1365 	struct net_device *dev = queue->dev;  in xps_cpus_store()  local
1370 	if (!netif_is_multiqueue(dev))  in xps_cpus_store()
1392 	err = netif_set_xps_queue(dev, mask, index);  in xps_cpus_store()
1406 	struct net_device *dev = queue->dev;  in xps_rxqs_show()  local
1415 	if (dev->num_tc) {  in xps_rxqs_show()
1416 		num_tc = dev->num_tc;  in xps_rxqs_show()
1417 		tc = netdev_txq_to_tc(dev, index);  in xps_rxqs_show()
1423 	mask = bitmap_zalloc(dev->num_rx_queues, GFP_KERNEL);  in xps_rxqs_show()
1430 	dev_maps = rcu_dereference(dev->xps_rxqs_map);  in xps_rxqs_show()
1434 	for (j = -1; j = netif_attrmask_next(j, NULL, dev->num_rx_queues),  in xps_rxqs_show()
1435 	     j < dev->num_rx_queues;) {  in xps_rxqs_show()
1455 	len = bitmap_print_to_pagebuf(false, buf, mask, dev->num_rx_queues);  in xps_rxqs_show()
1468 	struct net_device *dev = queue->dev;  in xps_rxqs_store()  local
1469 	struct net *net = dev_net(dev);  in xps_rxqs_store()
1476 	mask = bitmap_zalloc(dev->num_rx_queues, GFP_KERNEL);  in xps_rxqs_store()
1482 	err = bitmap_parse(buf, len, mask, dev->num_rx_queues);  in xps_rxqs_store()
1494 	err = __netif_set_xps_queue(dev, mask, index, true);  in xps_rxqs_store()
1524 	dev_put(queue->dev);  in netdev_queue_release()
1530 	struct device *dev = &queue->dev->dev;  in netdev_queue_namespace()  local
1533 	if (dev->class && dev->class->ns_type)  in netdev_queue_namespace()
1534 		ns = dev->class->namespace(dev);  in netdev_queue_namespace()
1555 static int netdev_queue_add_kobject(struct net_device *dev, int index)  in netdev_queue_add_kobject()  argument
1557 	struct netdev_queue *queue = dev->_tx + index;  in netdev_queue_add_kobject()
1564 	dev_hold(queue->dev);  in netdev_queue_add_kobject()
1566 	kobj->kset = dev->queues_kset;  in netdev_queue_add_kobject()
1588 netdev_queue_update_kobjects(struct net_device *dev, int old_num, int new_num)  in netdev_queue_update_kobjects()  argument
1595 		error = netdev_queue_add_kobject(dev, i);  in netdev_queue_update_kobjects()
1603 		struct netdev_queue *queue = dev->_tx + i;  in netdev_queue_update_kobjects()
1605 		if (!refcount_read(&dev_net(dev)->count))  in netdev_queue_update_kobjects()
1619 static int register_queue_kobjects(struct net_device *dev)  in register_queue_kobjects()  argument
1624 	dev->queues_kset = kset_create_and_add("queues",  in register_queue_kobjects()
1625 					       NULL, &dev->dev.kobj);  in register_queue_kobjects()
1626 	if (!dev->queues_kset)  in register_queue_kobjects()
1628 	real_rx = dev->real_num_rx_queues;  in register_queue_kobjects()
1630 	real_tx = dev->real_num_tx_queues;  in register_queue_kobjects()
1632 	error = net_rx_queue_update_kobjects(dev, 0, real_rx);  in register_queue_kobjects()
1637 	error = netdev_queue_update_kobjects(dev, 0, real_tx);  in register_queue_kobjects()
1645 	netdev_queue_update_kobjects(dev, txq, 0);  in register_queue_kobjects()
1646 	net_rx_queue_update_kobjects(dev, rxq, 0);  in register_queue_kobjects()
1648 	kset_unregister(dev->queues_kset);  in register_queue_kobjects()
1653 static void remove_queue_kobjects(struct net_device *dev)  in remove_queue_kobjects()  argument
1658 	real_rx = dev->real_num_rx_queues;  in remove_queue_kobjects()
1660 	real_tx = dev->real_num_tx_queues;  in remove_queue_kobjects()
1662 	net_rx_queue_update_kobjects(dev, real_rx, 0);  in remove_queue_kobjects()
1663 	netdev_queue_update_kobjects(dev, real_tx, 0);  in remove_queue_kobjects()
1665 	dev->real_num_rx_queues = 0;  in remove_queue_kobjects()
1666 	dev->real_num_tx_queues = 0;  in remove_queue_kobjects()
1668 	kset_unregister(dev->queues_kset);  in remove_queue_kobjects()
1711 	struct net_device *dev = to_net_dev(d);  in netdev_uevent()  local
1715 	retval = add_uevent_var(env, "INTERFACE=%s", dev->name);  in netdev_uevent()
1723 	retval = add_uevent_var(env, "IFINDEX=%d", dev->ifindex);  in netdev_uevent()
1735 	struct net_device *dev = to_net_dev(d);  in netdev_release()  local
1737 	BUG_ON(dev->reg_state != NETREG_RELEASED);  in netdev_release()
1742 	kfree(rcu_access_pointer(dev->ifalias));  in netdev_release()
1743 	netdev_freemem(dev);  in netdev_release()
1748 	struct net_device *dev = to_net_dev(d);  in net_namespace()  local
1750 	return dev_net(dev);  in net_namespace()
1755 	struct net_device *dev = to_net_dev(d);  in net_get_ownership()  local
1756 	const struct net *net = dev_net(dev);  in net_get_ownership()
1772 static int of_dev_node_match(struct device *dev, const void *data)  in of_dev_node_match()  argument
1776 	if (dev->parent)  in of_dev_node_match()
1777 		ret = dev->parent->of_node == data;  in of_dev_node_match()
1779 	return ret == 0 ? dev->of_node == data : ret;  in of_dev_node_match()
1793 	struct device *dev;  in of_find_net_device_by_node()  local
1795 	dev = class_find_device(&net_class, NULL, np, of_dev_node_match);  in of_find_net_device_by_node()
1796 	if (!dev)  in of_find_net_device_by_node()
1799 	return to_net_dev(dev);  in of_find_net_device_by_node()
1809 	struct device *dev = &ndev->dev;  in netdev_unregister_kobject()  local
1812 		dev_set_uevent_suppress(dev, 1);  in netdev_unregister_kobject()
1814 	kobject_get(&dev->kobj);  in netdev_unregister_kobject()
1818 	pm_runtime_set_memalloc_noio(dev, false);  in netdev_unregister_kobject()
1820 	device_del(dev);  in netdev_unregister_kobject()
1826 	struct device *dev = &ndev->dev;  in netdev_register_kobject()  local
1830 	device_initialize(dev);  in netdev_register_kobject()
1831 	dev->class = &net_class;  in netdev_register_kobject()
1832 	dev->platform_data = ndev;  in netdev_register_kobject()
1833 	dev->groups = groups;  in netdev_register_kobject()
1835 	dev_set_name(dev, "%s", ndev->name);  in netdev_register_kobject()
1854 	error = device_add(dev);  in netdev_register_kobject()
1860 		device_del(dev);  in netdev_register_kobject()
1864 	pm_runtime_set_memalloc_noio(dev, true);  in netdev_register_kobject()