linux-sg2042/net/mac80211/wme.h

76 lines
1.9 KiB
C

/*
* IEEE 802.11 driver (80211.o) - QoS datatypes
* Copyright 2004, Instant802 Networks, Inc.
* Copyright 2005, Devicescape Software, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _WME_H
#define _WME_H
#include <linux/netdevice.h>
#include "ieee80211_i.h"
#define QOS_CONTROL_LEN 2
#define QOS_CONTROL_ACK_POLICY_NORMAL 0
#define QOS_CONTROL_ACK_POLICY_NOACK 1
#define QOS_CONTROL_TID_MASK 0x0f
#define QOS_CONTROL_ACK_POLICY_SHIFT 5
#define QOS_CONTROL_TAG1D_MASK 0x07
extern const int ieee802_1d_to_ac[8];
static inline int WLAN_FC_IS_QOS_DATA(u16 fc)
{
return (fc & 0x8C) == 0x88;
}
#ifdef CONFIG_NET_SCHED
void ieee80211_install_qdisc(struct net_device *dev);
int ieee80211_qdisc_installed(struct net_device *dev);
int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
struct sta_info *sta, u16 tid);
void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
struct sta_info *sta, u16 tid,
u8 requeue);
void ieee80211_requeue(struct ieee80211_local *local, int queue);
int ieee80211_wme_register(void);
void ieee80211_wme_unregister(void);
#else
static inline void ieee80211_install_qdisc(struct net_device *dev)
{
}
static inline int ieee80211_qdisc_installed(struct net_device *dev)
{
return 0;
}
static inline int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
struct sta_info *sta, u16 tid)
{
return -EAGAIN;
}
static inline void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
struct sta_info *sta, u16 tid,
u8 requeue)
{
}
static inline void ieee80211_requeue(struct ieee80211_local *local, int queue)
{
}
static inline int ieee80211_wme_register(void)
{
return 0;
}
static inline void ieee80211_wme_unregister(void)
{
}
#endif /* CONFIG_NET_SCHED */
#endif /* _WME_H */