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Release 4.8 net/mac802154/ieee802154_i.h

Directory: net/mac802154
 * Copyright (C) 2007-2012 Siemens AG
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2
 * as published by the Free Software Foundation.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * GNU General Public License for more details.
 * Written by:
 * Pavel Smolenskiy <>
 * Maxim Gorbachyov <>
 * Dmitry Eremin-Solenikov <>
 * Alexander Smirnov <>
#ifndef __IEEE802154_I_H

#define __IEEE802154_I_H

#include <linux/mutex.h>
#include <linux/hrtimer.h>
#include <net/cfg802154.h>
#include <net/mac802154.h>
#include <net/nl802154.h>
#include <net/ieee802154_netdev.h>

#include "llsec.h"

/* mac802154 device private data */

struct ieee802154_local {
struct ieee802154_hw hw;
const struct ieee802154_ops *ops;

	/* ieee802154 phy */
struct wpan_phy *phy;

int open_count;

	/* As in mac80211 slaves list is modified:
         * 1) under the RTNL
         * 2) protected by slaves_mtx;
         * 3) in an RCU manner
         * So atomic readers can use any of this protection methods.
struct list_head	interfaces;
struct mutex		iflist_mtx;

	/* This one is used for scanning and other jobs not to be interfered
         * with serial driver.
struct workqueue_struct	*workqueue;

struct hrtimer ifs_timer;

bool started;
bool suspended;

struct tasklet_struct tasklet;
struct sk_buff_head skb_queue;

struct sk_buff *tx_skb;
struct work_struct tx_work;

enum {
IEEE802154_RX_MSG        = 1,

enum ieee802154_sdata_state_bits {

/* Slave interface definition.
 * Slaves represent typical network interfaces available from userspace.
 * Each ieee802154 device/transceiver may have several slaves and able
 * to be associated with several networks at the same time.

struct ieee802154_sub_if_data {
struct list_head list; /* the ieee802154_priv->slaves list */

struct wpan_dev wpan_dev;

struct ieee802154_local *local;
struct net_device *dev;

unsigned long state;
char name[IFNAMSIZ];

	/* protects sec from concurrent access by netlink. access by
         * encrypt/decrypt/header_create safe without additional protection.
struct mutex sec_mtx;

struct mac802154_llsec sec;

/* utility functions/constants */
extern const void *const mac802154_wpan_phy_privid; /*  for wpan_phy privid */

static inline struct ieee802154_local * hw_to_local(struct ieee802154_hw *hw) { return container_of(hw, struct ieee802154_local, hw); }


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static inline struct ieee802154_sub_if_data * IEEE802154_DEV_TO_SUB_IF(const struct net_device *dev) { return netdev_priv(dev); }


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static inline struct ieee802154_sub_if_data * IEEE802154_WPAN_DEV_TO_SUB_IF(struct wpan_dev *wpan_dev) { return container_of(wpan_dev, struct ieee802154_sub_if_data, wpan_dev); }


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static inline bool ieee802154_sdata_running(struct ieee802154_sub_if_data *sdata) { return test_bit(SDATA_STATE_RUNNING, &sdata->state); }


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extern struct ieee802154_mlme_ops mac802154_mlme_wpan; void ieee802154_rx(struct ieee802154_local *local, struct sk_buff *skb); void ieee802154_xmit_worker(struct work_struct *work); netdev_tx_t ieee802154_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); netdev_tx_t ieee802154_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); enum hrtimer_restart ieee802154_xmit_ifs_timer(struct hrtimer *timer); /* MIB callbacks */ void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan); int mac802154_get_params(struct net_device *dev, struct ieee802154_llsec_params *params); int mac802154_set_params(struct net_device *dev, const struct ieee802154_llsec_params *params, int changed); int mac802154_add_key(struct net_device *dev, const struct ieee802154_llsec_key_id *id, const struct ieee802154_llsec_key *key); int mac802154_del_key(struct net_device *dev, const struct ieee802154_llsec_key_id *id); int mac802154_add_dev(struct net_device *dev, const struct ieee802154_llsec_device *llsec_dev); int mac802154_del_dev(struct net_device *dev, __le64 dev_addr); int mac802154_add_devkey(struct net_device *dev, __le64 device_addr, const struct ieee802154_llsec_device_key *key); int mac802154_del_devkey(struct net_device *dev, __le64 device_addr, const struct ieee802154_llsec_device_key *key); int mac802154_add_seclevel(struct net_device *dev, const struct ieee802154_llsec_seclevel *sl); int mac802154_del_seclevel(struct net_device *dev, const struct ieee802154_llsec_seclevel *sl); void mac802154_lock_table(struct net_device *dev); void mac802154_get_table(struct net_device *dev, struct ieee802154_llsec_table **t); void mac802154_unlock_table(struct net_device *dev); int mac802154_wpan_update_llsec(struct net_device *dev); /* interface handling */ int ieee802154_iface_init(void); void ieee802154_iface_exit(void); void ieee802154_if_remove(struct ieee802154_sub_if_data *sdata); struct net_device * ieee802154_if_add(struct ieee802154_local *local, const char *name, unsigned char name_assign_type, enum nl802154_iftype type, __le64 extended_addr); void ieee802154_remove_interfaces(struct ieee802154_local *local); void ieee802154_stop_device(struct ieee802154_local *local); #endif /* __IEEE802154_I_H */

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Directory: net/mac802154
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