diff options
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 54 |
1 files changed, 51 insertions, 3 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 9a4156845e93..8ed4ae943053 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -728,6 +728,16 @@ struct netdev_fcoe_hbainfo { }; #endif +#define MAX_PHYS_PORT_ID_LEN 32 + +/* This structure holds a unique identifier to identify the + * physical port used by a netdevice. + */ +struct netdev_phys_port_id { + unsigned char id[MAX_PHYS_PORT_ID_LEN]; + unsigned char id_len; +}; + /* * This structure defines the management hooks for network devices. * The following hooks can be defined; unless noted otherwise, they are @@ -932,6 +942,25 @@ struct netdev_fcoe_hbainfo { * that determine carrier state from physical hardware properties (eg * network cables) or protocol-dependent mechanisms (eg * USB_CDC_NOTIFY_NETWORK_CONNECTION) should NOT implement this function. + * + * int (*ndo_get_phys_port_id)(struct net_device *dev, + * struct netdev_phys_port_id *ppid); + * Called to get ID of physical port of this device. If driver does + * not implement this, it is assumed that the hw is not able to have + * multiple net devices on single physical port. + * + * void (*ndo_add_vxlan_port)(struct net_device *dev, + * sa_family_t sa_family, __u16 port); + * Called by vxlan to notiy a driver about the UDP port and socket + * address family that vxlan is listnening to. It is called only when + * a new port starts listening. The operation is protected by the + * vxlan_net->sock_lock. + * + * void (*ndo_del_vxlan_port)(struct net_device *dev, + * sa_family_t sa_family, __u16 port); + * Called by vxlan to notify the driver about a UDP port and socket + * address family that vxlan is not listening to anymore. The operation + * is protected by the vxlan_net->sock_lock. */ struct net_device_ops { int (*ndo_init)(struct net_device *dev); @@ -1060,6 +1089,14 @@ struct net_device_ops { struct nlmsghdr *nlh); int (*ndo_change_carrier)(struct net_device *dev, bool new_carrier); + int (*ndo_get_phys_port_id)(struct net_device *dev, + struct netdev_phys_port_id *ppid); + void (*ndo_add_vxlan_port)(struct net_device *dev, + sa_family_t sa_family, + __u16 port); + void (*ndo_del_vxlan_port)(struct net_device *dev, + sa_family_t sa_family, + __u16 port); }; /* @@ -1107,6 +1144,7 @@ struct net_device { struct list_head napi_list; struct list_head unreg_list; struct list_head upper_dev_list; /* List of upper devices */ + struct list_head lower_dev_list; /* currently active device features */ @@ -1633,6 +1671,7 @@ struct packet_offload { #define NETDEV_NOTIFY_PEERS 0x0013 #define NETDEV_JOIN 0x0014 #define NETDEV_CHANGEUPPER 0x0015 +#define NETDEV_RESEND_IGMP 0x0016 extern int register_netdevice_notifier(struct notifier_block *nb); extern int unregister_netdevice_notifier(struct notifier_block *nb); @@ -1665,9 +1704,6 @@ extern int call_netdevice_notifiers(unsigned long val, struct net_device *dev); extern rwlock_t dev_base_lock; /* Device list lock */ -extern seqcount_t devnet_rename_seq; /* Device rename seq */ - - #define for_each_netdev(net, d) \ list_for_each_entry(d, &(net)->dev_base_head, dev_list) #define for_each_netdev_reverse(net, d) \ @@ -2317,6 +2353,8 @@ extern int dev_set_mac_address(struct net_device *, struct sockaddr *); extern int dev_change_carrier(struct net_device *, bool new_carrier); +extern int dev_get_phys_port_id(struct net_device *dev, + struct netdev_phys_port_id *ppid); extern int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev, struct netdev_queue *txq); @@ -2749,6 +2787,16 @@ extern int bpf_jit_enable; extern bool netdev_has_upper_dev(struct net_device *dev, struct net_device *upper_dev); extern bool netdev_has_any_upper_dev(struct net_device *dev); +extern struct net_device *netdev_upper_get_next_dev_rcu(struct net_device *dev, + struct list_head **iter); + +/* iterate through upper list, must be called under RCU read lock */ +#define netdev_for_each_upper_dev_rcu(dev, upper, iter) \ + for (iter = &(dev)->upper_dev_list, \ + upper = netdev_upper_get_next_dev_rcu(dev, &(iter)); \ + upper; \ + upper = netdev_upper_get_next_dev_rcu(dev, &(iter))) + extern struct net_device *netdev_master_upper_dev_get(struct net_device *dev); extern struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev); extern int netdev_upper_dev_link(struct net_device *dev, |