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/* 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 <net/dsa.h>
#include <linux/types.h>
/* VBID is limited to three bits only and zero is reserved.
* Only 7 bridges can be enumerated.
*/
#define DSA_TAG_8021Q_MAX_NUM_BRIDGES 7
int dsa_tag_8021q_register(struct dsa_switch *ds, __be16 proto);
void dsa_tag_8021q_unregister(struct dsa_switch *ds);
int dsa_tag_8021q_bridge_join(struct dsa_switch *ds, int port,
struct dsa_bridge bridge, bool *tx_fwd_offload,
struct netlink_ext_ack *extack);
void dsa_tag_8021q_bridge_leave(struct dsa_switch *ds, int port,
struct dsa_bridge bridge);
u16 dsa_tag_8021q_bridge_vid(unsigned int bridge_num);
u16 dsa_tag_8021q_standalone_vid(const struct dsa_port *dp);
int dsa_8021q_rx_switch_id(u16 vid);
int dsa_8021q_rx_source_port(u16 vid);
bool vid_is_dsa_8021q(u16 vid);
#endif /* _NET_DSA_8021Q_H */
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