Commit | Line | Data |
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1010f540 | 1 | /* |
2 | * Copyright (C) 2007-2012 Siemens AG | |
3 | * | |
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. | |
7 | * | |
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. | |
12 | * | |
1010f540 | 13 | * Written by: |
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> | |
18 | */ | |
0f1556bc AA |
19 | #ifndef __IEEE802154_I_H |
20 | #define __IEEE802154_I_H | |
1010f540 | 21 | |
f30be4d5 | 22 | #include <linux/mutex.h> |
61f2dcba | 23 | #include <linux/hrtimer.h> |
d5ae67ba | 24 | #include <net/cfg802154.h> |
5d637d5a | 25 | #include <net/mac802154.h> |
944742a3 | 26 | #include <net/nl802154.h> |
e462ded6 PB |
27 | #include <net/ieee802154_netdev.h> |
28 | ||
f30be4d5 PB |
29 | #include "llsec.h" |
30 | ||
1010f540 | 31 | /* mac802154 device private data */ |
a5e1ec53 | 32 | struct ieee802154_local { |
5a504397 | 33 | struct ieee802154_hw hw; |
16301861 | 34 | const struct ieee802154_ops *ops; |
1010f540 | 35 | |
36 | /* ieee802154 phy */ | |
37 | struct wpan_phy *phy; | |
38 | ||
39 | int open_count; | |
40 | ||
41 | /* As in mac80211 slaves list is modified: | |
42 | * 1) under the RTNL | |
43 | * 2) protected by slaves_mtx; | |
44 | * 3) in an RCU manner | |
45 | * | |
46 | * So atomic readers can use any of this protection methods. | |
47 | */ | |
d98be45b AA |
48 | struct list_head interfaces; |
49 | struct mutex iflist_mtx; | |
1010f540 | 50 | |
51 | /* This one is used for scanning and other jobs not to be interfered | |
52 | * with serial driver. | |
53 | */ | |
f7730542 | 54 | struct workqueue_struct *workqueue; |
1010f540 | 55 | |
61f2dcba AA |
56 | struct hrtimer ifs_timer; |
57 | ||
5d65cae4 | 58 | bool started; |
c5c47e67 AA |
59 | |
60 | struct tasklet_struct tasklet; | |
61 | struct sk_buff_head skb_queue; | |
1010f540 | 62 | }; |
63 | ||
c5c47e67 AA |
64 | enum { |
65 | IEEE802154_RX_MSG = 1, | |
66 | }; | |
67 | ||
0ea3da64 AA |
68 | enum ieee802154_sdata_state_bits { |
69 | SDATA_STATE_RUNNING, | |
70 | }; | |
71 | ||
4d23c9cc | 72 | /* Slave interface definition. |
73 | * | |
74 | * Slaves represent typical network interfaces available from userspace. | |
75 | * Each ieee802154 device/transceiver may have several slaves and able | |
76 | * to be associated with several networks at the same time. | |
77 | */ | |
036562f9 | 78 | struct ieee802154_sub_if_data { |
4d23c9cc | 79 | struct list_head list; /* the ieee802154_priv->slaves list */ |
80 | ||
d5ae67ba AA |
81 | struct wpan_dev wpan_dev; |
82 | ||
04e850fe | 83 | struct ieee802154_local *local; |
4d23c9cc | 84 | struct net_device *dev; |
85 | ||
0ea3da64 | 86 | unsigned long state; |
d5ae67ba | 87 | char name[IFNAMSIZ]; |
4d23c9cc | 88 | |
89 | spinlock_t mib_lock; | |
90 | ||
f30be4d5 PB |
91 | /* protects sec from concurrent access by netlink. access by |
92 | * encrypt/decrypt/header_create safe without additional protection. | |
93 | */ | |
94 | struct mutex sec_mtx; | |
95 | ||
96 | struct mac802154_llsec sec; | |
7c118c1a AA |
97 | /* must be last, dynamically sized area in this! */ |
98 | struct ieee802154_vif vif; | |
4d23c9cc | 99 | }; |
100 | ||
2c1bbbff | 101 | #define MAC802154_CHAN_NONE 0xff /* No channel is assigned */ |
0606069d | 102 | |
6322d50d AA |
103 | /* utility functions/constants */ |
104 | extern const void *const mac802154_wpan_phy_privid; /* for wpan_phy privid */ | |
105 | ||
60741361 AA |
106 | static inline struct ieee802154_local * |
107 | hw_to_local(struct ieee802154_hw *hw) | |
108 | { | |
109 | return container_of(hw, struct ieee802154_local, hw); | |
110 | } | |
111 | ||
59d19cd7 AA |
112 | static inline struct ieee802154_sub_if_data * |
113 | IEEE802154_DEV_TO_SUB_IF(const struct net_device *dev) | |
114 | { | |
115 | return netdev_priv(dev); | |
116 | } | |
117 | ||
b821ecd4 AA |
118 | static inline struct ieee802154_sub_if_data * |
119 | IEEE802154_WPAN_DEV_TO_SUB_IF(struct wpan_dev *wpan_dev) | |
120 | { | |
121 | return container_of(wpan_dev, struct ieee802154_sub_if_data, wpan_dev); | |
122 | } | |
123 | ||
0ea3da64 AA |
124 | static inline bool |
125 | ieee802154_sdata_running(struct ieee802154_sub_if_data *sdata) | |
126 | { | |
127 | return test_bit(SDATA_STATE_RUNNING, &sdata->state); | |
128 | } | |
129 | ||
32bad7e3 | 130 | extern struct ieee802154_mlme_ops mac802154_mlme_wpan; |
6e2128d4 | 131 | |
e5e584fc AA |
132 | netdev_tx_t |
133 | ieee802154_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); | |
e5e584fc AA |
134 | netdev_tx_t |
135 | ieee802154_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); | |
61f2dcba | 136 | enum hrtimer_restart ieee802154_xmit_ifs_timer(struct hrtimer *timer); |
5b641ebe | 137 | |
ef2486f5 | 138 | /* MIB callbacks */ |
b70ab2e8 PB |
139 | void mac802154_dev_set_short_addr(struct net_device *dev, __le16 val); |
140 | __le16 mac802154_dev_get_short_addr(const struct net_device *dev); | |
b70ab2e8 PB |
141 | __le16 mac802154_dev_get_pan_id(const struct net_device *dev); |
142 | void mac802154_dev_set_pan_id(struct net_device *dev, __le16 val); | |
66b69d4d | 143 | void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan); |
0483546a | 144 | u8 mac802154_dev_get_dsn(const struct net_device *dev); |
ef2486f5 | 145 | |
29e02374 PB |
146 | int mac802154_get_params(struct net_device *dev, |
147 | struct ieee802154_llsec_params *params); | |
148 | int mac802154_set_params(struct net_device *dev, | |
149 | const struct ieee802154_llsec_params *params, | |
150 | int changed); | |
151 | ||
152 | int mac802154_add_key(struct net_device *dev, | |
153 | const struct ieee802154_llsec_key_id *id, | |
154 | const struct ieee802154_llsec_key *key); | |
155 | int mac802154_del_key(struct net_device *dev, | |
156 | const struct ieee802154_llsec_key_id *id); | |
157 | ||
158 | int mac802154_add_dev(struct net_device *dev, | |
159 | const struct ieee802154_llsec_device *llsec_dev); | |
160 | int mac802154_del_dev(struct net_device *dev, __le64 dev_addr); | |
161 | ||
162 | int mac802154_add_devkey(struct net_device *dev, | |
163 | __le64 device_addr, | |
164 | const struct ieee802154_llsec_device_key *key); | |
165 | int mac802154_del_devkey(struct net_device *dev, | |
166 | __le64 device_addr, | |
167 | const struct ieee802154_llsec_device_key *key); | |
168 | ||
169 | int mac802154_add_seclevel(struct net_device *dev, | |
170 | const struct ieee802154_llsec_seclevel *sl); | |
171 | int mac802154_del_seclevel(struct net_device *dev, | |
172 | const struct ieee802154_llsec_seclevel *sl); | |
173 | ||
174 | void mac802154_lock_table(struct net_device *dev); | |
175 | void mac802154_get_table(struct net_device *dev, | |
176 | struct ieee802154_llsec_table **t); | |
177 | void mac802154_unlock_table(struct net_device *dev); | |
178 | ||
be4fd8e5 AA |
179 | /* interface handling */ |
180 | int ieee802154_iface_init(void); | |
181 | void ieee802154_iface_exit(void); | |
b210b187 | 182 | void ieee802154_if_remove(struct ieee802154_sub_if_data *sdata); |
986a8abf AA |
183 | struct net_device * |
184 | ieee802154_if_add(struct ieee802154_local *local, const char *name, | |
0e57547e | 185 | enum nl802154_iftype type, __le64 extended_addr); |
592dfbfc | 186 | void ieee802154_remove_interfaces(struct ieee802154_local *local); |
4a9a816a | 187 | |
0f1556bc | 188 | #endif /* __IEEE802154_I_H */ |