1/*
2 * Wireless configuration interface internals.
3 *
4 * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net>
5 */
6#ifndef __NET_WIRELESS_CORE_H
7#define __NET_WIRELESS_CORE_H
8#include <linux/mutex.h>
9#include <linux/list.h>
10#include <linux/netdevice.h>
11#include <net/genetlink.h>
12#include <net/wireless.h>
13#include <net/cfg80211.h>
14
15struct cfg80211_registered_device {
16	struct cfg80211_ops *ops;
17	struct list_head list;
18	/* we hold this mutex during any call so that
19	 * we cannot do multiple calls at once, and also
20	 * to avoid the deregister call to proceed while
21	 * any call is in progress */
22	struct mutex mtx;
23
24	/* wiphy index, internal only */
25	int idx;
26
27	/* associate netdev list */
28	struct mutex devlist_mtx;
29	struct list_head netdev_list;
30
31	/* must be last because of the way we do wiphy_priv(),
32	 * and it should at least be aligned to NETDEV_ALIGN */
33	struct wiphy wiphy __attribute__((__aligned__(NETDEV_ALIGN)));
34};
35
36static inline
37struct cfg80211_registered_device *wiphy_to_dev(struct wiphy *wiphy)
38{
39	BUG_ON(!wiphy);
40	return container_of(wiphy, struct cfg80211_registered_device, wiphy);
41}
42
43extern struct mutex cfg80211_drv_mutex;
44extern struct list_head cfg80211_drv_list;
45
46/* free object */
47extern void cfg80211_dev_free(struct cfg80211_registered_device *drv);
48
49#endif /* __NET_WIRELESS_CORE_H */
50