[linux-2.6-block.git] / net / ieee802154 / core.h

#ifndef __IEEE802154_CORE_H
#define __IEEE802154_CORE_H

#include <net/cfg802154.h>

struct cfg802154_registered_device {
	const struct cfg802154_ops *ops;
	struct list_head list;

	/* wpan_phy index, internal only */
	int wpan_phy_idx;

	/* also protected by devlist_mtx */
	int opencount;
	wait_queue_head_t dev_wait;

	/* protected by RTNL only */
	int num_running_ifaces;

	/* associated wpan interfaces, protected by rtnl or RCU */
	struct list_head wpan_dev_list;
	int devlist_generation, wpan_dev_id;

	/* must be last because of the way we do wpan_phy_priv(),
	 * and it should at least be aligned to NETDEV_ALIGN
	 */
	struct wpan_phy wpan_phy __aligned(NETDEV_ALIGN);
};

static inline struct cfg802154_registered_device *
wpan_phy_to_rdev(struct wpan_phy *wpan_phy)
{
	BUG_ON(!wpan_phy);
	return container_of(wpan_phy, struct cfg802154_registered_device,
			    wpan_phy);
}

extern struct list_head cfg802154_rdev_list;
extern int cfg802154_rdev_list_generation;

/* free object */
void cfg802154_dev_free(struct cfg802154_registered_device *rdev);
struct cfg802154_registered_device *
cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx);

#endif /* __IEEE802154_CORE_H */
Commit	Line	Data
a5dd1d72 AA	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;
f3ada640	8	struct list_head list;
a5dd1d72	9
53f9ee61 AA	10	/* wpan_phy index, internal only */
	11	int wpan_phy_idx;
	12
fcf39e6e AA	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
a5dd1d72 AA	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
ea4dcd32 AA	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
79fe1a2a	38	extern struct list_head cfg802154_rdev_list;
ca20ce20	39	extern int cfg802154_rdev_list_generation;
79fe1a2a	40
a5dd1d72 AA	41	/* free object */
a5dd1d72 AA	42	void cfg802154_dev_free(struct cfg802154_registered_device *rdev);
79fe1a2a AA	43	struct cfg802154_registered_device *
79fe1a2a AA	44	cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx);
a5dd1d72 AA	45
a5dd1d72 AA	46	#endif /* __IEEE802154_CORE_H */