2 * Copyright (C) 2007-2012 Siemens AG
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2
6 * as published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
14 * Pavel Smolenskiy <pavel.smolenskiy@gmail.com>
15 * Maxim Gorbachyov <maxim.gorbachev@siemens.com>
16 * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
17 * Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
19 #ifndef __IEEE802154_I_H
20 #define __IEEE802154_I_H
22 #include <linux/mutex.h>
23 #include <linux/hrtimer.h>
24 #include <net/cfg802154.h>
25 #include <net/mac802154.h>
26 #include <net/nl802154.h>
27 #include <net/ieee802154_netdev.h>
31 /* mac802154 device private data */
32 struct ieee802154_local {
33 struct ieee802154_hw hw;
34 const struct ieee802154_ops *ops;
41 /* As in mac80211 slaves list is modified:
43 * 2) protected by slaves_mtx;
46 * So atomic readers can use any of this protection methods.
48 struct list_head interfaces;
49 struct mutex iflist_mtx;
51 /* This one is used for scanning and other jobs not to be interfered
54 struct workqueue_struct *workqueue;
56 struct hrtimer ifs_timer;
61 struct tasklet_struct tasklet;
62 struct sk_buff_head skb_queue;
64 struct sk_buff *tx_skb;
65 struct work_struct tx_work;
69 IEEE802154_RX_MSG = 1,
72 enum ieee802154_sdata_state_bits {
76 /* Slave interface definition.
78 * Slaves represent typical network interfaces available from userspace.
79 * Each ieee802154 device/transceiver may have several slaves and able
80 * to be associated with several networks at the same time.
82 struct ieee802154_sub_if_data {
83 struct list_head list; /* the ieee802154_priv->slaves list */
85 struct wpan_dev wpan_dev;
87 struct ieee802154_local *local;
88 struct net_device *dev;
93 /* protects sec from concurrent access by netlink. access by
94 * encrypt/decrypt/header_create safe without additional protection.
98 struct mac802154_llsec sec;
101 /* utility functions/constants */
102 extern const void *const mac802154_wpan_phy_privid; /* for wpan_phy privid */
104 static inline struct ieee802154_local *
105 hw_to_local(struct ieee802154_hw *hw)
107 return container_of(hw, struct ieee802154_local, hw);
110 static inline struct ieee802154_sub_if_data *
111 IEEE802154_DEV_TO_SUB_IF(const struct net_device *dev)
113 return netdev_priv(dev);
116 static inline struct ieee802154_sub_if_data *
117 IEEE802154_WPAN_DEV_TO_SUB_IF(struct wpan_dev *wpan_dev)
119 return container_of(wpan_dev, struct ieee802154_sub_if_data, wpan_dev);
123 ieee802154_sdata_running(struct ieee802154_sub_if_data *sdata)
125 return test_bit(SDATA_STATE_RUNNING, &sdata->state);
128 extern struct ieee802154_mlme_ops mac802154_mlme_wpan;
130 void ieee802154_rx(struct ieee802154_local *local, struct sk_buff *skb);
131 void ieee802154_xmit_worker(struct work_struct *work);
133 ieee802154_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev);
135 ieee802154_subif_start_xmit(struct sk_buff *skb, struct net_device *dev);
136 enum hrtimer_restart ieee802154_xmit_ifs_timer(struct hrtimer *timer);
139 void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan);
141 int mac802154_get_params(struct net_device *dev,
142 struct ieee802154_llsec_params *params);
143 int mac802154_set_params(struct net_device *dev,
144 const struct ieee802154_llsec_params *params,
147 int mac802154_add_key(struct net_device *dev,
148 const struct ieee802154_llsec_key_id *id,
149 const struct ieee802154_llsec_key *key);
150 int mac802154_del_key(struct net_device *dev,
151 const struct ieee802154_llsec_key_id *id);
153 int mac802154_add_dev(struct net_device *dev,
154 const struct ieee802154_llsec_device *llsec_dev);
155 int mac802154_del_dev(struct net_device *dev, __le64 dev_addr);
157 int mac802154_add_devkey(struct net_device *dev,
159 const struct ieee802154_llsec_device_key *key);
160 int mac802154_del_devkey(struct net_device *dev,
162 const struct ieee802154_llsec_device_key *key);
164 int mac802154_add_seclevel(struct net_device *dev,
165 const struct ieee802154_llsec_seclevel *sl);
166 int mac802154_del_seclevel(struct net_device *dev,
167 const struct ieee802154_llsec_seclevel *sl);
169 void mac802154_lock_table(struct net_device *dev);
170 void mac802154_get_table(struct net_device *dev,
171 struct ieee802154_llsec_table **t);
172 void mac802154_unlock_table(struct net_device *dev);
174 int mac802154_wpan_update_llsec(struct net_device *dev);
176 /* interface handling */
177 int ieee802154_iface_init(void);
178 void ieee802154_iface_exit(void);
179 void ieee802154_if_remove(struct ieee802154_sub_if_data *sdata);
181 ieee802154_if_add(struct ieee802154_local *local, const char *name,
182 unsigned char name_assign_type, enum nl802154_iftype type,
183 __le64 extended_addr);
184 void ieee802154_remove_interfaces(struct ieee802154_local *local);
185 void ieee802154_stop_device(struct ieee802154_local *local);
187 #endif /* __IEEE802154_I_H */