1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
 4 */
 5
 6#ifndef __NET_TC_VLAN_H
 7#define __NET_TC_VLAN_H
 8
 9#include <net/act_api.h>
10#include <linux/tc_act/tc_vlan.h>
11
12struct tcf_vlan_params {
13	int               tcfv_action;
14	unsigned char     tcfv_push_dst[ETH_ALEN];
15	unsigned char     tcfv_push_src[ETH_ALEN];
16	u16               tcfv_push_vid;
17	__be16            tcfv_push_proto;
18	u8                tcfv_push_prio;
19	bool              tcfv_push_prio_exists;
20	struct rcu_head   rcu;
21};
22
23struct tcf_vlan {
24	struct tc_action	common;
25	struct tcf_vlan_params __rcu *vlan_p;
26};
27#define to_vlan(a) ((struct tcf_vlan *)a)
28
29static inline bool is_tcf_vlan(const struct tc_action *a)
30{
31#ifdef CONFIG_NET_CLS_ACT
32	if (a->ops && a->ops->id == TCA_ID_VLAN)
33		return true;
34#endif
35	return false;
36}
37
38static inline u32 tcf_vlan_action(const struct tc_action *a)
39{
40	u32 tcfv_action;
41
42	rcu_read_lock();
43	tcfv_action = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_action;
44	rcu_read_unlock();
45
46	return tcfv_action;
47}
48
49static inline u16 tcf_vlan_push_vid(const struct tc_action *a)
50{
51	u16 tcfv_push_vid;
52
53	rcu_read_lock();
54	tcfv_push_vid = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_vid;
55	rcu_read_unlock();
56
57	return tcfv_push_vid;
58}
59
60static inline __be16 tcf_vlan_push_proto(const struct tc_action *a)
61{
62	__be16 tcfv_push_proto;
63
64	rcu_read_lock();
65	tcfv_push_proto = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_proto;
66	rcu_read_unlock();
67
68	return tcfv_push_proto;
69}
70
71static inline u8 tcf_vlan_push_prio(const struct tc_action *a)
72{
73	u8 tcfv_push_prio;
74
75	rcu_read_lock();
76	tcfv_push_prio = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_prio;
77	rcu_read_unlock();
78
79	return tcfv_push_prio;
80}
81#endif /* __NET_TC_VLAN_H */