1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 3 #ifndef __DSA_SLAVE_H 4 #define __DSA_SLAVE_H 5 6 #include <linux/if_bridge.h> 7 #include <linux/if_vlan.h> 8 #include <linux/list.h> 9 #include <linux/netpoll.h> 10 #include <linux/types.h> 11 #include <net/dsa.h> 12 #include <net/gro_cells.h> 13 14 struct net_device; 15 struct netlink_ext_ack; 16 17 extern struct notifier_block dsa_slave_switchdev_notifier; 18 extern struct notifier_block dsa_slave_switchdev_blocking_notifier; 19 20 struct dsa_slave_priv { 21 /* Copy of CPU port xmit for faster access in slave transmit hot path */ 22 struct sk_buff * (*xmit)(struct sk_buff *skb, 23 struct net_device *dev); 24 25 struct gro_cells gcells; 26 27 /* DSA port data, such as switch, port index, etc. */ 28 struct dsa_port *dp; 29 30 #ifdef CONFIG_NET_POLL_CONTROLLER 31 struct netpoll *netpoll; 32 #endif 33 34 /* TC context */ 35 struct list_head mall_tc_list; 36 }; 37 38 void dsa_slave_mii_bus_init(struct dsa_switch *ds); 39 int dsa_slave_create(struct dsa_port *dp); 40 void dsa_slave_destroy(struct net_device *slave_dev); 41 int dsa_slave_suspend(struct net_device *slave_dev); 42 int dsa_slave_resume(struct net_device *slave_dev); 43 int dsa_slave_register_notifier(void); 44 void dsa_slave_unregister_notifier(void); 45 void dsa_slave_sync_ha(struct net_device *dev); 46 void dsa_slave_unsync_ha(struct net_device *dev); 47 void dsa_slave_setup_tagger(struct net_device *slave); 48 int dsa_slave_change_mtu(struct net_device *dev, int new_mtu); 49 int dsa_slave_change_master(struct net_device *dev, struct net_device *master, 50 struct netlink_ext_ack *extack); 51 int dsa_slave_manage_vlan_filtering(struct net_device *dev, 52 bool vlan_filtering); 53 54 static inline struct dsa_port *dsa_slave_to_port(const struct net_device *dev) 55 { 56 struct dsa_slave_priv *p = netdev_priv(dev); 57 58 return p->dp; 59 } 60 61 static inline struct net_device * 62 dsa_slave_to_master(const struct net_device *dev) 63 { 64 struct dsa_port *dp = dsa_slave_to_port(dev); 65 66 return dsa_port_to_master(dp); 67 } 68 69 #endif 70