[linux-block.git] / include / linux / dsa / 8021q.h

/* SPDX-License-Identifier: GPL-2.0
 * Copyright (c) 2019, Vladimir Oltean <olteanv@gmail.com>
 */

#ifndef _NET_DSA_8021Q_H
#define _NET_DSA_8021Q_H

#include <linux/types.h>

struct dsa_switch;
struct sk_buff;
struct net_device;
struct packet_type;

struct dsa_8021q_crosschip_link {
	struct list_head list;
	int port;
	struct dsa_switch *other_ds;
	int other_port;
	refcount_t refcount;
};

#if IS_ENABLED(CONFIG_NET_DSA_TAG_8021Q)

int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int index,
				 bool enabled);

int dsa_8021q_crosschip_link_apply(struct dsa_switch *ds, int port,
				   struct dsa_switch *other_ds,
				   int other_port, bool enabled);

int dsa_8021q_crosschip_bridge_join(struct dsa_switch *ds, int port,
				    struct dsa_switch *other_ds,
				    int other_port, struct net_device *br,
				    struct list_head *crosschip_links);

int dsa_8021q_crosschip_bridge_leave(struct dsa_switch *ds, int port,
				     struct dsa_switch *other_ds,
				     int other_port, struct net_device *br,
				     struct list_head *crosschip_links);

struct sk_buff *dsa_8021q_xmit(struct sk_buff *skb, struct net_device *netdev,
			       u16 tpid, u16 tci);

u16 dsa_8021q_tx_vid(struct dsa_switch *ds, int port);

u16 dsa_8021q_rx_vid(struct dsa_switch *ds, int port);

int dsa_8021q_rx_switch_id(u16 vid);

int dsa_8021q_rx_source_port(u16 vid);

#else

int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int index,
				 bool enabled)
{
	return 0;
}

int dsa_8021q_crosschip_link_apply(struct dsa_switch *ds, int port,
				   struct dsa_switch *other_ds,
				   int other_port, bool enabled)
{
	return 0;
}

int dsa_8021q_crosschip_bridge_join(struct dsa_switch *ds, int port,
				    struct dsa_switch *other_ds,
				    int other_port, struct net_device *br,
				    struct list_head *crosschip_links)
{
	return 0;
}

int dsa_8021q_crosschip_bridge_leave(struct dsa_switch *ds, int port,
				     struct dsa_switch *other_ds,
				     int other_port, struct net_device *br,
				     struct list_head *crosschip_links)
{
	return 0;
}

struct sk_buff *dsa_8021q_xmit(struct sk_buff *skb, struct net_device *netdev,
			       u16 tpid, u16 tci)
{
	return NULL;
}

u16 dsa_8021q_tx_vid(struct dsa_switch *ds, int port)
{
	return 0;
}

u16 dsa_8021q_rx_vid(struct dsa_switch *ds, int port)
{
	return 0;
}

int dsa_8021q_rx_switch_id(u16 vid)
{
	return 0;
}

int dsa_8021q_rx_source_port(u16 vid)
{
	return 0;
}

#endif /* IS_ENABLED(CONFIG_NET_DSA_TAG_8021Q) */

#endif /* _NET_DSA_8021Q_H */
Commit	Line	Data
f9bbe447 VO	1	/* SPDX-License-Identifier: GPL-2.0
	2	* Copyright (c) 2019, Vladimir Oltean <olteanv@gmail.com>
	3	*/
	4
	5	#ifndef _NET_DSA_8021Q_H
	6	#define _NET_DSA_8021Q_H
	7
	8	#include <linux/types.h>
	9
	10	struct dsa_switch;
	11	struct sk_buff;
	12	struct net_device;
	13	struct packet_type;
	14
ac02a451 VO	15	struct dsa_8021q_crosschip_link {
	16	struct list_head list;
	17	int port;
	18	struct dsa_switch *other_ds;
	19	int other_port;
	20	refcount_t refcount;
	21	};
	22
f9bbe447 VO	23	#if IS_ENABLED(CONFIG_NET_DSA_TAG_8021Q)
	24
	25	int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int index,
	26	bool enabled);
	27
ac02a451 VO	28	int dsa_8021q_crosschip_link_apply(struct dsa_switch *ds, int port,
	29	struct dsa_switch *other_ds,
	30	int other_port, bool enabled);
	31
	32	int dsa_8021q_crosschip_bridge_join(struct dsa_switch *ds, int port,
	33	struct dsa_switch *other_ds,
	34	int other_port, struct net_device *br,
	35	struct list_head *crosschip_links);
	36
	37	int dsa_8021q_crosschip_bridge_leave(struct dsa_switch *ds, int port,
	38	struct dsa_switch *other_ds,
	39	int other_port, struct net_device *br,
	40	struct list_head *crosschip_links);
	41
f9bbe447 VO	42	struct sk_buff dsa_8021q_xmit(struct sk_buff skb, struct net_device *netdev,
	43	u16 tpid, u16 tci);
	44
f9bbe447 VO	45	u16 dsa_8021q_tx_vid(struct dsa_switch *ds, int port);
	46
	47	u16 dsa_8021q_rx_vid(struct dsa_switch *ds, int port);
	48
	49	int dsa_8021q_rx_switch_id(u16 vid);
	50
	51	int dsa_8021q_rx_source_port(u16 vid);
	52
	53	#else
	54
	55	int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int index,
	56	bool enabled)
	57	{
	58	return 0;
	59	}
	60
ac02a451 VO	61	int dsa_8021q_crosschip_link_apply(struct dsa_switch *ds, int port,
	62	struct dsa_switch *other_ds,
	63	int other_port, bool enabled)
	64	{
	65	return 0;
	66	}
	67
	68	int dsa_8021q_crosschip_bridge_join(struct dsa_switch *ds, int port,
	69	struct dsa_switch *other_ds,
	70	int other_port, struct net_device *br,
	71	struct list_head *crosschip_links)
	72	{
	73	return 0;
	74	}
	75
	76	int dsa_8021q_crosschip_bridge_leave(struct dsa_switch *ds, int port,
	77	struct dsa_switch *other_ds,
	78	int other_port, struct net_device *br,
	79	struct list_head *crosschip_links)
	80	{
	81	return 0;
	82	}
	83
f9bbe447 VO	84	struct sk_buff dsa_8021q_xmit(struct sk_buff skb, struct net_device *netdev,
	85	u16 tpid, u16 tci)
	86	{
	87	return NULL;
	88	}
	89
f9bbe447 VO	90	u16 dsa_8021q_tx_vid(struct dsa_switch *ds, int port)
	91	{
	92	return 0;
	93	}
	94
	95	u16 dsa_8021q_rx_vid(struct dsa_switch *ds, int port)
	96	{
	97	return 0;
	98	}
	99
	100	int dsa_8021q_rx_switch_id(u16 vid)
	101	{
	102	return 0;
	103	}
	104
	105	int dsa_8021q_rx_source_port(u16 vid)
	106	{
	107	return 0;
	108	}
	109
	110	#endif /* IS_ENABLED(CONFIG_NET_DSA_TAG_8021Q) */
	111
	112	#endif /* _NET_DSA_8021Q_H */