net/ieee802154/core.h

   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 */