add git checkout support
[openwrt/openwrt.git] / package / mac80211 / src / mac80211 / wme.h
1 /*
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
27 static inline int WLAN_FC_IS_QOS_DATA(u16 fc)
28 {
29 return (fc & 0x8C) == 0x88;
30 }
31
32 #ifdef CONFIG_NET_SCHED
33 void ieee80211_install_qdisc(struct net_device *dev);
34 int ieee80211_qdisc_installed(struct net_device *dev);
35
36 int ieee80211_wme_register(void);
37 void ieee80211_wme_unregister(void);
38 #else
39 static inline void ieee80211_install_qdisc(struct net_device *dev)
40 {
41 }
42 static inline int ieee80211_qdisc_installed(struct net_device *dev)
43 {
44 return 0;
45 }
46
47 static inline int ieee80211_wme_register(void)
48 {
49 return 0;
50 }
51 static inline void ieee80211_wme_unregister(void)
52 {
53 }
54 #endif /* CONFIG_NET_SCHED */
55
56 #endif /* _WME_H */