[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);

#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;
}

#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);
	58
007f790c JP	59	#else
	60
	61	static inline int netdev_switch_parent_id_get(struct net_device *dev,
	62	struct netdev_phys_item_id *psid)
	63	{
	64	return -EOPNOTSUPP;
	65	}
	66
38dcf357 SF	67	static inline int netdev_switch_port_stp_update(struct net_device *dev,
	68	u8 state)
	69	{
	70	return -EOPNOTSUPP;
	71	}
	72
03bf0c28 JP	73	static inline int register_netdev_switch_notifier(struct notifier_block *nb)
	74	{
	75	return 0;
	76	}
	77
	78	static inline int unregister_netdev_switch_notifier(struct notifier_block *nb)
	79	{
	80	return 0;
	81	}
	82
	83	static inline int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev,
27c00132	84	struct netdev_switch_notifier_info *info)
03bf0c28 JP	85	{
	86	return NOTIFY_DONE;
	87	}
	88
8a44dbb2 RP	89	static inline int netdev_switch_port_bridge_setlink(struct net_device *dev,
	90	struct nlmsghdr *nlh,
	91	u16 flags)
	92	{
	93	return -EOPNOTSUPP;
	94	}
	95
	96	static inline int netdev_switch_port_bridge_dellink(struct net_device *dev,
	97	struct nlmsghdr *nlh,
	98	u16 flags)
	99	{
	100	return -EOPNOTSUPP;
	101	}
	102
	103	static inline int ndo_dflt_netdev_switch_port_bridge_dellink(struct net_device *dev,
	104	struct nlmsghdr *nlh,
	105	u16 flags)
	106	{
	107	return 0;
	108	}
	109
	110	static inline int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *dev,
	111	struct nlmsghdr *nlh,
	112	u16 flags)
	113	{
	114	return 0;
	115	}
	116
5e8d9049 SF	117	static inline int netdev_switch_fib_ipv4_add(u32 dst, int dst_len,
	118	struct fib_info *fi,
	119	u8 tos, u8 type, u32 tb_id)
	120	{
	121	return 0;
	122	}
	123
	124	static inline int netdev_switch_fib_ipv4_del(u32 dst, int dst_len,
	125	struct fib_info *fi,
	126	u8 tos, u8 type, u32 tb_id)
	127	{
	128	return 0;
	129	}
	130
007f790c JP	131	#endif
	132
	133	#endif /* _LINUX_SWITCHDEV_H_ */