xref: /linux/net/ieee802154/core.h (revision 95db3b255fde4e830e5f8cc011eb404023f669d4)
1 #ifndef __IEEE802154_CORE_H
2 #define __IEEE802154_CORE_H
3 
4 #include <net/cfg802154.h>
5 
6 struct cfg802154_registered_device {
7 	const struct cfg802154_ops *ops;
8 	struct list_head list;
9 
10 	/* wpan_phy index, internal only */
11 	int wpan_phy_idx;
12 
13 	/* also protected by devlist_mtx */
14 	int opencount;
15 	wait_queue_head_t dev_wait;
16 
17 	/* protected by RTNL only */
18 	int num_running_ifaces;
19 
20 	/* associated wpan interfaces, protected by rtnl or RCU */
21 	struct list_head wpan_dev_list;
22 	int devlist_generation, wpan_dev_id;
23 
24 	/* must be last because of the way we do wpan_phy_priv(),
25 	 * and it should at least be aligned to NETDEV_ALIGN
26 	 */
27 	struct wpan_phy wpan_phy __aligned(NETDEV_ALIGN);
28 };
29 
30 static inline struct cfg802154_registered_device *
31 wpan_phy_to_rdev(struct wpan_phy *wpan_phy)
32 {
33 	BUG_ON(!wpan_phy);
34 	return container_of(wpan_phy, struct cfg802154_registered_device,
35 			    wpan_phy);
36 }
37 
38 extern struct list_head cfg802154_rdev_list;
39 extern int cfg802154_rdev_list_generation;
40 
41 /* free object */
42 void cfg802154_dev_free(struct cfg802154_registered_device *rdev);
43 struct cfg802154_registered_device *
44 cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx);
45 struct wpan_phy *wpan_phy_idx_to_wpan_phy(int wpan_phy_idx);
46 
47 #endif /* __IEEE802154_CORE_H */
48