summaryrefslogtreecommitdiff
path: root/include/net/tc_act/tc_vlan.h
blob: 4e2502408c316d679b8e766bc7e67fd2f48f2693 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
 */

#ifndef __NET_TC_VLAN_H
#define __NET_TC_VLAN_H

#include <net/act_api.h>
#include <linux/tc_act/tc_vlan.h>

struct tcf_vlan_params {
	int               tcfv_action;
	u16               tcfv_push_vid;
	__be16            tcfv_push_proto;
	u8                tcfv_push_prio;
	struct rcu_head   rcu;
};

struct tcf_vlan {
	struct tc_action	common;
	struct tcf_vlan_params __rcu *vlan_p;
};
#define to_vlan(a) ((struct tcf_vlan *)a)

static inline bool is_tcf_vlan(const struct tc_action *a)
{
#ifdef CONFIG_NET_CLS_ACT
	if (a->ops && a->ops->id == TCA_ID_VLAN)
		return true;
#endif
	return false;
}

static inline u32 tcf_vlan_action(const struct tc_action *a)
{
	u32 tcfv_action;

	rcu_read_lock();
	tcfv_action = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_action;
	rcu_read_unlock();

	return tcfv_action;
}

static inline u16 tcf_vlan_push_vid(const struct tc_action *a)
{
	u16 tcfv_push_vid;

	rcu_read_lock();
	tcfv_push_vid = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_vid;
	rcu_read_unlock();

	return tcfv_push_vid;
}

static inline __be16 tcf_vlan_push_proto(const struct tc_action *a)
{
	__be16 tcfv_push_proto;

	rcu_read_lock();
	tcfv_push_proto = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_proto;
	rcu_read_unlock();

	return tcfv_push_proto;
}

static inline u8 tcf_vlan_push_prio(const struct tc_action *a)
{
	u8 tcfv_push_prio;

	rcu_read_lock();
	tcfv_push_prio = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_prio;
	rcu_read_unlock();

	return tcfv_push_prio;
}
#endif /* __NET_TC_VLAN_H */