[deliverable/linux.git] / include / net / switchdev.h

/*
 * include/net/switchdev.h - Switch device API
 * Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */
#ifndef _LINUX_SWITCHDEV_H_
#define _LINUX_SWITCHDEV_H_

#include <linux/netdevice.h>
#include <linux/notifier.h>

enum netdev_switch_notifier_type {
	NETDEV_SWITCH_FDB_ADD = 1,
	NETDEV_SWITCH_FDB_DEL,
};

struct netdev_switch_notifier_info {
	struct net_device *dev;
};

struct netdev_switch_notifier_fdb_info {
	struct netdev_switch_notifier_info info; /* must be first */
	const unsigned char *addr;
	u16 vid;
};

static inline struct net_device *
netdev_switch_notifier_info_to_dev(const struct netdev_switch_notifier_info *info)
{
	return info->dev;
}

#ifdef CONFIG_NET_SWITCHDEV

int netdev_switch_parent_id_get(struct net_device *dev,
				struct netdev_phys_item_id *psid);
int netdev_switch_port_stp_update(struct net_device *dev, u8 state);
int register_netdev_switch_notifier(struct notifier_block *nb);
int unregister_netdev_switch_notifier(struct notifier_block *nb);
int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev,
				 struct netdev_switch_notifier_info *info);
int netdev_switch_port_bridge_setlink(struct net_device *dev,
				struct nlmsghdr *nlh, u16 flags);
int netdev_switch_port_bridge_dellink(struct net_device *dev,
				struct nlmsghdr *nlh, u16 flags);
int ndo_dflt_netdev_switch_port_bridge_dellink(struct net_device *dev,
					       struct nlmsghdr *nlh, u16 flags);
int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *dev,
					       struct nlmsghdr *nlh, u16 flags);
int netdev_switch_fib_ipv4_add(u32 dst, int dst_len, struct fib_info *fi,
			       u8 tos, u8 type, u32 tb_id);
int netdev_switch_fib_ipv4_del(u32 dst, int dst_len, struct fib_info *fi,
			       u8 tos, u8 type, u32 tb_id);
void netdev_switch_fib_ipv4_abort(struct fib_info *fi);

#else

static inline int netdev_switch_parent_id_get(struct net_device *dev,
					      struct netdev_phys_item_id *psid)
{
	return -EOPNOTSUPP;
}

static inline int netdev_switch_port_stp_update(struct net_device *dev,
						u8 state)
{
	return -EOPNOTSUPP;
}

static inline int register_netdev_switch_notifier(struct notifier_block *nb)
{
	return 0;
}

static inline int unregister_netdev_switch_notifier(struct notifier_block *nb)
{
	return 0;
}

static inline int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev,
					       struct netdev_switch_notifier_info *info)
{
	return NOTIFY_DONE;
}

static inline int netdev_switch_port_bridge_setlink(struct net_device *dev,
						    struct nlmsghdr *nlh,
						    u16 flags)
{
	return -EOPNOTSUPP;
}

static inline int netdev_switch_port_bridge_dellink(struct net_device *dev,
						    struct nlmsghdr *nlh,
						    u16 flags)
{
	return -EOPNOTSUPP;
}

static inline int ndo_dflt_netdev_switch_port_bridge_dellink(struct net_device *dev,
							struct nlmsghdr *nlh,
							u16 flags)
{
	return 0;
}

static inline int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *dev,
							struct nlmsghdr *nlh,
							u16 flags)
{
	return 0;
}

static inline int netdev_switch_fib_ipv4_add(u32 dst, int dst_len,
					     struct fib_info *fi,
					     u8 tos, u8 type, u32 tb_id)
{
	return 0;
}

static inline int netdev_switch_fib_ipv4_del(u32 dst, int dst_len,
					     struct fib_info *fi,
					     u8 tos, u8 type, u32 tb_id)
{
	return 0;
}

static inline void netdev_switch_fib_ipv4_abort(struct fib_info *fi)
{
}

#endif

#endif /* _LINUX_SWITCHDEV_H_ */
Commit	Line	Data
007f790c JP	1	/*
	2	* include/net/switchdev.h - Switch device API
	3	* Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*/
	10	#ifndef _LINUX_SWITCHDEV_H_
	11	#define _LINUX_SWITCHDEV_H_
	12
	13	#include <linux/netdevice.h>
03bf0c28 JP	14	#include <linux/notifier.h>
03bf0c28 JP	15
3aeb6617 JP	16	enum netdev_switch_notifier_type {
	17	NETDEV_SWITCH_FDB_ADD = 1,
	18	NETDEV_SWITCH_FDB_DEL,
	19	};
	20
03bf0c28 JP	21	struct netdev_switch_notifier_info {
	22	struct net_device *dev;
	23	};
	24
3aeb6617 JP	25	struct netdev_switch_notifier_fdb_info {
	26	struct netdev_switch_notifier_info info; /* must be first */
	27	const unsigned char *addr;
	28	u16 vid;
	29	};
	30
03bf0c28 JP	31	static inline struct net_device *
	32	netdev_switch_notifier_info_to_dev(const struct netdev_switch_notifier_info *info)
	33	{
	34	return info->dev;
	35	}
007f790c JP	36
	37	#ifdef CONFIG_NET_SWITCHDEV
	38
	39	int netdev_switch_parent_id_get(struct net_device *dev,
	40	struct netdev_phys_item_id *psid);
38dcf357	41	int netdev_switch_port_stp_update(struct net_device *dev, u8 state);
03bf0c28 JP	42	int register_netdev_switch_notifier(struct notifier_block *nb);
	43	int unregister_netdev_switch_notifier(struct notifier_block *nb);
	44	int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev,
	45	struct netdev_switch_notifier_info *info);
8a44dbb2 RP	46	int netdev_switch_port_bridge_setlink(struct net_device *dev,
	47	struct nlmsghdr *nlh, u16 flags);
	48	int netdev_switch_port_bridge_dellink(struct net_device *dev,
	49	struct nlmsghdr *nlh, u16 flags);
	50	int ndo_dflt_netdev_switch_port_bridge_dellink(struct net_device *dev,
	51	struct nlmsghdr *nlh, u16 flags);
	52	int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *dev,
	53	struct nlmsghdr *nlh, u16 flags);
5e8d9049 SF	54	int netdev_switch_fib_ipv4_add(u32 dst, int dst_len, struct fib_info *fi,
	55	u8 tos, u8 type, u32 tb_id);
	56	int netdev_switch_fib_ipv4_del(u32 dst, int dst_len, struct fib_info *fi,
	57	u8 tos, u8 type, u32 tb_id);
8e05fd71	58	void netdev_switch_fib_ipv4_abort(struct fib_info *fi);
5e8d9049	59
007f790c JP	60	#else
	61
	62	static inline int netdev_switch_parent_id_get(struct net_device *dev,
	63	struct netdev_phys_item_id *psid)
	64	{
	65	return -EOPNOTSUPP;
	66	}
	67
38dcf357 SF	68	static inline int netdev_switch_port_stp_update(struct net_device *dev,
	69	u8 state)
	70	{
	71	return -EOPNOTSUPP;
	72	}
	73
03bf0c28 JP	74	static inline int register_netdev_switch_notifier(struct notifier_block *nb)
	75	{
	76	return 0;
	77	}
	78
	79	static inline int unregister_netdev_switch_notifier(struct notifier_block *nb)
	80	{
	81	return 0;
	82	}
	83
	84	static inline int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev,
27c00132	85	struct netdev_switch_notifier_info *info)
03bf0c28 JP	86	{
	87	return NOTIFY_DONE;
	88	}
	89
8a44dbb2 RP	90	static inline int netdev_switch_port_bridge_setlink(struct net_device *dev,
	91	struct nlmsghdr *nlh,
	92	u16 flags)
	93	{
	94	return -EOPNOTSUPP;
	95	}
	96
	97	static inline int netdev_switch_port_bridge_dellink(struct net_device *dev,
	98	struct nlmsghdr *nlh,
	99	u16 flags)
	100	{
	101	return -EOPNOTSUPP;
	102	}
	103
	104	static inline int ndo_dflt_netdev_switch_port_bridge_dellink(struct net_device *dev,
	105	struct nlmsghdr *nlh,
	106	u16 flags)
	107	{
	108	return 0;
	109	}
	110
	111	static inline int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *dev,
	112	struct nlmsghdr *nlh,
	113	u16 flags)
	114	{
	115	return 0;
	116	}
	117
5e8d9049 SF	118	static inline int netdev_switch_fib_ipv4_add(u32 dst, int dst_len,
	119	struct fib_info *fi,
	120	u8 tos, u8 type, u32 tb_id)
	121	{
	122	return 0;
	123	}
	124
	125	static inline int netdev_switch_fib_ipv4_del(u32 dst, int dst_len,
	126	struct fib_info *fi,
	127	u8 tos, u8 type, u32 tb_id)
	128	{
	129	return 0;
	130	}
	131
89650ad0	132	static inline void netdev_switch_fib_ipv4_abort(struct fib_info *fi)
8e05fd71 SF	133	{
	134	}
	135
007f790c JP	136	#endif
	137
	138	#endif /* _LINUX_SWITCHDEV_H_ */