LXR linux/net/ieee802154/core.h

   1#ifndef __IEEE802154_CORE_H
   2#define __IEEE802154_CORE_H
   3
   4#include <net/cfg802154.h>
   5
   6struct 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
  30static inline struct cfg802154_registered_device *
  31wpan_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
  38extern struct list_head cfg802154_rdev_list;
  39extern int cfg802154_rdev_list_generation;
  40
  41/* free object */
  42void cfg802154_dev_free(struct cfg802154_registered_device *rdev);
  43struct cfg802154_registered_device *
  44cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx);
  45struct wpan_phy *wpan_phy_idx_to_wpan_phy(int wpan_phy_idx);
  46
  47#endif /* __IEEE802154_CORE_H */
  48