1/*
 2 * Copyright (c) 2008, Intel Corporation.
 3 *
 4 * This program is free software; you can redistribute it and/or modify it
 5 * under the terms and conditions of the GNU General Public License,
 6 * version 2, as published by the Free Software Foundation.
 7 *
 8 * This program is distributed in the hope it will be useful, but WITHOUT
 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, see <http://www.gnu.org/licenses/>.
15 *
16 * Author: Alexander Duyck <alexander.h.duyck@intel.com>
17 */
18
19#ifndef __NET_TC_SKBEDIT_H
20#define __NET_TC_SKBEDIT_H
21
22#include <net/act_api.h>
 
 
 
 
 
 
 
 
 
 
 
23
24struct tcf_skbedit {
25	struct tcf_common	common;
26	u32			flags;
27	u32     		priority;
28	u32     		mark;
29	u16			queue_mapping;
30	/* XXX: 16-bit pad here? */
31};
32#define to_skbedit(a) \
33	container_of(a->priv, struct tcf_skbedit, common)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
34
35#endif /* __NET_TC_SKBEDIT_H */

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (c) 2008, Intel Corporation.
 4 *
 
 
 
 
 
 
 
 
 
 
 
 
 5 * Author: Alexander Duyck <alexander.h.duyck@intel.com>
 6 */
 7
 8#ifndef __NET_TC_SKBEDIT_H
 9#define __NET_TC_SKBEDIT_H
10
11#include <net/act_api.h>
12#include <linux/tc_act/tc_skbedit.h>
13
14struct tcf_skbedit_params {
15	u32 flags;
16	u32 priority;
17	u32 mark;
18	u32 mask;
19	u16 queue_mapping;
20	u16 ptype;
21	struct rcu_head rcu;
22};
23
24struct tcf_skbedit {
25	struct tc_action common;
26	struct tcf_skbedit_params __rcu *params;
 
 
 
 
27};
28#define to_skbedit(a) ((struct tcf_skbedit *)a)
29
30/* Return true iff action is the one identified by FLAG. */
31static inline bool is_tcf_skbedit_with_flag(const struct tc_action *a, u32 flag)
32{
33#ifdef CONFIG_NET_CLS_ACT
34	u32 flags;
35
36	if (a->ops && a->ops->id == TCA_ID_SKBEDIT) {
37		rcu_read_lock();
38		flags = rcu_dereference(to_skbedit(a)->params)->flags;
39		rcu_read_unlock();
40		return flags == flag;
41	}
42#endif
43	return false;
44}
45
46/* Return true iff action is mark */
47static inline bool is_tcf_skbedit_mark(const struct tc_action *a)
48{
49	return is_tcf_skbedit_with_flag(a, SKBEDIT_F_MARK);
50}
51
52static inline u32 tcf_skbedit_mark(const struct tc_action *a)
53{
54	u32 mark;
55
56	rcu_read_lock();
57	mark = rcu_dereference(to_skbedit(a)->params)->mark;
58	rcu_read_unlock();
59
60	return mark;
61}
62
63/* Return true iff action is ptype */
64static inline bool is_tcf_skbedit_ptype(const struct tc_action *a)
65{
66	return is_tcf_skbedit_with_flag(a, SKBEDIT_F_PTYPE);
67}
68
69static inline u32 tcf_skbedit_ptype(const struct tc_action *a)
70{
71	u16 ptype;
72
73	rcu_read_lock();
74	ptype = rcu_dereference(to_skbedit(a)->params)->ptype;
75	rcu_read_unlock();
76
77	return ptype;
78}
79
80/* Return true iff action is priority */
81static inline bool is_tcf_skbedit_priority(const struct tc_action *a)
82{
83	return is_tcf_skbedit_with_flag(a, SKBEDIT_F_PRIORITY);
84}
85
86static inline u32 tcf_skbedit_priority(const struct tc_action *a)
87{
88	u32 priority;
89
90	rcu_read_lock();
91	priority = rcu_dereference(to_skbedit(a)->params)->priority;
92	rcu_read_unlock();
93
94	return priority;
95}
96
97#endif /* __NET_TC_SKBEDIT_H */