mirror of https://gitee.com/openkylin/linux.git
50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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/*
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* Wireless configuration interface internals.
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*
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* Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net>
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*/
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#ifndef __NET_WIRELESS_CORE_H
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#define __NET_WIRELESS_CORE_H
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#include <linux/mutex.h>
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#include <linux/list.h>
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#include <linux/netdevice.h>
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#include <net/genetlink.h>
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#include <net/wireless.h>
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#include <net/cfg80211.h>
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struct cfg80211_registered_device {
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struct cfg80211_ops *ops;
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struct list_head list;
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/* we hold this mutex during any call so that
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* we cannot do multiple calls at once, and also
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* to avoid the deregister call to proceed while
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* any call is in progress */
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struct mutex mtx;
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/* wiphy index, internal only */
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int idx;
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/* associate netdev list */
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struct mutex devlist_mtx;
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struct list_head netdev_list;
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/* must be last because of the way we do wiphy_priv(),
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* and it should at least be aligned to NETDEV_ALIGN */
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struct wiphy wiphy __attribute__((__aligned__(NETDEV_ALIGN)));
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};
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static inline
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struct cfg80211_registered_device *wiphy_to_dev(struct wiphy *wiphy)
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{
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BUG_ON(!wiphy);
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return container_of(wiphy, struct cfg80211_registered_device, wiphy);
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}
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extern struct mutex cfg80211_drv_mutex;
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extern struct list_head cfg80211_drv_list;
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/* free object */
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extern void cfg80211_dev_free(struct cfg80211_registered_device *drv);
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#endif /* __NET_WIRELESS_CORE_H */
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