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Jiri Bencf0706e82007-05-05 11:45:53 -07001/*
2 * IEEE 802.11 driver (80211.o) - QoS datatypes
3 * Copyright 2004, Instant802 Networks, Inc.
4 * Copyright 2005, Devicescape Software, Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef _WME_H
12#define _WME_H
13
14#include <linux/netdevice.h>
15#include "ieee80211_i.h"
16
17#define QOS_CONTROL_LEN 2
18
19#define QOS_CONTROL_ACK_POLICY_NORMAL 0
20#define QOS_CONTROL_ACK_POLICY_NOACK 1
21
22#define QOS_CONTROL_TID_MASK 0x0f
23#define QOS_CONTROL_ACK_POLICY_SHIFT 5
24
25#define QOS_CONTROL_TAG1D_MASK 0x07
26
Ron Rindjunsky9e723492008-01-28 14:07:18 +020027extern const int ieee802_1d_to_ac[8];
28
Johannes Berg6e0d1142007-07-27 15:43:22 +020029static inline int WLAN_FC_IS_QOS_DATA(u16 fc)
30{
31 return (fc & 0x8C) == 0x88;
32}
Jiri Bencf0706e82007-05-05 11:45:53 -070033
34#ifdef CONFIG_NET_SCHED
35void ieee80211_install_qdisc(struct net_device *dev);
36int ieee80211_qdisc_installed(struct net_device *dev);
Ron Rindjunsky9e723492008-01-28 14:07:18 +020037int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
38 struct sta_info *sta, u16 tid);
39void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
40 struct sta_info *sta, u16 tid,
41 u8 requeue);
42void ieee80211_requeue(struct ieee80211_local *local, int queue);
Jiri Bencf0706e82007-05-05 11:45:53 -070043int ieee80211_wme_register(void);
44void ieee80211_wme_unregister(void);
45#else
46static inline void ieee80211_install_qdisc(struct net_device *dev)
47{
48}
49static inline int ieee80211_qdisc_installed(struct net_device *dev)
50{
51 return 0;
52}
Ron Rindjunsky9e723492008-01-28 14:07:18 +020053static inline int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
54 struct sta_info *sta, u16 tid)
55{
56 return -EAGAIN;
57}
58static inline void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
59 struct sta_info *sta, u16 tid,
60 u8 requeue)
61{
62}
63static inline void ieee80211_requeue(struct ieee80211_local *local, int queue)
64{
65}
Jiri Bencf0706e82007-05-05 11:45:53 -070066static inline int ieee80211_wme_register(void)
67{
68 return 0;
69}
70static inline void ieee80211_wme_unregister(void)
71{
72}
73#endif /* CONFIG_NET_SCHED */
74
75#endif /* _WME_H */