1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/* Copyright (c) 2020 Marvell International Ltd. All rights reserved. */
3
4#ifndef __PRESTERA_DSA_H_
5#define __PRESTERA_DSA_H_
6
7#include <linux/types.h>
8
9#define PRESTERA_DSA_HLEN	16
10
11enum prestera_dsa_cmd {
12	/* DSA command is "To CPU" */
13	PRESTERA_DSA_CMD_TO_CPU = 0,
14
15	/* DSA command is "From CPU" */
16	PRESTERA_DSA_CMD_FROM_CPU,
17};
18
19struct prestera_dsa_vlan {
20	u16 vid;
21	u8 vpt;
22	u8 cfi_bit;
23	bool is_tagged;
24};
25
26struct prestera_dsa {
27	struct prestera_dsa_vlan vlan;
28	u32 hw_dev_num;
29	u32 port_num;
30	u8 cpu_code;
31};
32
33int prestera_dsa_parse(struct prestera_dsa *dsa, const u8 *dsa_buf);
34int prestera_dsa_build(const struct prestera_dsa *dsa, u8 *dsa_buf);
35
36#endif /* _PRESTERA_DSA_H_ */
37