LXR linux/net/ieee802154/core.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __IEEE802154_CORE_H
   3#define __IEEE802154_CORE_H
   4
   5#include <net/cfg802154.h>
   6
   7struct cfg802154_registered_device {
   8        const struct cfg802154_ops *ops;
   9        struct list_head list;
  10
  11        /* wpan_phy index, internal only */
  12        int wpan_phy_idx;
  13
  14        /* also protected by devlist_mtx */
  15        int opencount;
  16        wait_queue_head_t dev_wait;
  17
  18        /* protected by RTNL only */
  19        int num_running_ifaces;
  20
  21        /* associated wpan interfaces, protected by rtnl or RCU */
  22        struct list_head wpan_dev_list;
  23        int devlist_generation, wpan_dev_id;
  24
  25        /* must be last because of the way we do wpan_phy_priv(),
  26         * and it should at least be aligned to NETDEV_ALIGN
  27         */
  28        struct wpan_phy wpan_phy __aligned(NETDEV_ALIGN);
  29};
  30
  31static inline struct cfg802154_registered_device *
  32wpan_phy_to_rdev(struct wpan_phy *wpan_phy)
  33{
  34        BUG_ON(!wpan_phy);
  35        return container_of(wpan_phy, struct cfg802154_registered_device,
  36                            wpan_phy);
  37}
  38
  39extern struct list_head cfg802154_rdev_list;
  40extern int cfg802154_rdev_list_generation;
  41
  42int cfg802154_switch_netns(struct cfg802154_registered_device *rdev,
  43                           struct net *net);
  44/* free object */
  45void cfg802154_dev_free(struct cfg802154_registered_device *rdev);
  46struct cfg802154_registered_device *
  47cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx);
  48struct wpan_phy *wpan_phy_idx_to_wpan_phy(int wpan_phy_idx);
  49
  50#endif /* __IEEE802154_CORE_H */
  51