xref: /linux/net/dsa/user.h (revision 3652117f854819a148ff0fbe4492587d3520b5e5)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 
3 #ifndef __DSA_USER_H
4 #define __DSA_USER_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_user_switchdev_notifier;
18 extern struct notifier_block dsa_user_switchdev_blocking_notifier;
19 
20 struct dsa_user_priv {
21 	/* Copy of CPU port xmit for faster access in user 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_user_mii_bus_init(struct dsa_switch *ds);
39 int dsa_user_create(struct dsa_port *dp);
40 void dsa_user_destroy(struct net_device *user_dev);
41 int dsa_user_suspend(struct net_device *user_dev);
42 int dsa_user_resume(struct net_device *user_dev);
43 int dsa_user_register_notifier(void);
44 void dsa_user_unregister_notifier(void);
45 void dsa_user_sync_ha(struct net_device *dev);
46 void dsa_user_unsync_ha(struct net_device *dev);
47 void dsa_user_setup_tagger(struct net_device *user);
48 int dsa_user_change_mtu(struct net_device *dev, int new_mtu);
49 int dsa_user_change_conduit(struct net_device *dev, struct net_device *conduit,
50 			    struct netlink_ext_ack *extack);
51 int dsa_user_manage_vlan_filtering(struct net_device *dev,
52 				   bool vlan_filtering);
53 
54 static inline struct dsa_port *dsa_user_to_port(const struct net_device *dev)
55 {
56 	struct dsa_user_priv *p = netdev_priv(dev);
57 
58 	return p->dp;
59 }
60 
61 static inline struct net_device *
62 dsa_user_to_conduit(const struct net_device *dev)
63 {
64 	struct dsa_port *dp = dsa_user_to_port(dev);
65 
66 	return dsa_port_to_conduit(dp);
67 }
68 
69 #endif
70