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9ec76716 SL |
1 | /* |
2 | * An interface between IEEE802.15.4 device and rest of the kernel. | |
3 | * | |
74a02fcf | 4 | * Copyright (C) 2007-2012 Siemens AG |
9ec76716 SL |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 | |
8 | * as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | * | |
19 | * Written by: | |
20 | * Pavel Smolenskiy <pavel.smolenskiy@gmail.com> | |
21 | * Maxim Gorbachyov <maxim.gorbachev@siemens.com> | |
22 | * Maxim Osipov <maxim.osipov@siemens.com> | |
23 | * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> | |
74a02fcf | 24 | * Alexander Smirnov <alex.bluesman.smirnov@gmail.com> |
9ec76716 SL |
25 | */ |
26 | ||
27 | #ifndef IEEE802154_NETDEVICE_H | |
28 | #define IEEE802154_NETDEVICE_H | |
29 | ||
1cd829c8 | 30 | #include <net/af_ieee802154.h> |
31 | ||
9ec76716 SL |
32 | /* |
33 | * A control block of skb passed between the ARPHRD_IEEE802154 device | |
34 | * and other stack parts. | |
35 | */ | |
36 | struct ieee802154_mac_cb { | |
37 | u8 lqi; | |
38 | struct ieee802154_addr sa; | |
39 | struct ieee802154_addr da; | |
40 | u8 flags; | |
41 | u8 seq; | |
42 | }; | |
43 | ||
44 | static inline struct ieee802154_mac_cb *mac_cb(struct sk_buff *skb) | |
45 | { | |
46 | return (struct ieee802154_mac_cb *)skb->cb; | |
47 | } | |
48 | ||
49 | #define MAC_CB_FLAG_TYPEMASK ((1 << 3) - 1) | |
50 | ||
51 | #define MAC_CB_FLAG_ACKREQ (1 << 3) | |
52 | #define MAC_CB_FLAG_SECEN (1 << 4) | |
53 | #define MAC_CB_FLAG_INTRAPAN (1 << 5) | |
54 | ||
55 | static inline int mac_cb_is_ackreq(struct sk_buff *skb) | |
56 | { | |
57 | return mac_cb(skb)->flags & MAC_CB_FLAG_ACKREQ; | |
58 | } | |
59 | ||
60 | static inline int mac_cb_is_secen(struct sk_buff *skb) | |
61 | { | |
62 | return mac_cb(skb)->flags & MAC_CB_FLAG_SECEN; | |
63 | } | |
64 | ||
65 | static inline int mac_cb_is_intrapan(struct sk_buff *skb) | |
66 | { | |
67 | return mac_cb(skb)->flags & MAC_CB_FLAG_INTRAPAN; | |
68 | } | |
69 | ||
70 | static inline int mac_cb_type(struct sk_buff *skb) | |
71 | { | |
72 | return mac_cb(skb)->flags & MAC_CB_FLAG_TYPEMASK; | |
73 | } | |
74 | ||
75 | #define IEEE802154_MAC_SCAN_ED 0 | |
76 | #define IEEE802154_MAC_SCAN_ACTIVE 1 | |
77 | #define IEEE802154_MAC_SCAN_PASSIVE 2 | |
78 | #define IEEE802154_MAC_SCAN_ORPHAN 3 | |
79 | ||
42723448 | 80 | struct wpan_phy; |
9ec76716 SL |
81 | /* |
82 | * This should be located at net_device->ml_priv | |
42723448 DES |
83 | * |
84 | * get_phy should increment the reference counting on returned phy. | |
85 | * Use wpan_wpy_put to put that reference. | |
9ec76716 SL |
86 | */ |
87 | struct ieee802154_mlme_ops { | |
56aa091d WA |
88 | /* The following fields are optional (can be NULL). */ |
89 | ||
9ec76716 SL |
90 | int (*assoc_req)(struct net_device *dev, |
91 | struct ieee802154_addr *addr, | |
16eea493 | 92 | u8 channel, u8 page, u8 cap); |
9ec76716 SL |
93 | int (*assoc_resp)(struct net_device *dev, |
94 | struct ieee802154_addr *addr, | |
95 | u16 short_addr, u8 status); | |
96 | int (*disassoc_req)(struct net_device *dev, | |
97 | struct ieee802154_addr *addr, | |
98 | u8 reason); | |
99 | int (*start_req)(struct net_device *dev, | |
100 | struct ieee802154_addr *addr, | |
16eea493 | 101 | u8 channel, u8 page, u8 bcn_ord, u8 sf_ord, |
9ec76716 SL |
102 | u8 pan_coord, u8 blx, u8 coord_realign); |
103 | int (*scan_req)(struct net_device *dev, | |
16eea493 | 104 | u8 type, u32 channels, u8 page, u8 duration); |
9ec76716 | 105 | |
56aa091d WA |
106 | /* The fields below are required. */ |
107 | ||
42723448 DES |
108 | struct wpan_phy *(*get_phy)(const struct net_device *dev); |
109 | ||
9ec76716 SL |
110 | /* |
111 | * FIXME: these should become the part of PIB/MIB interface. | |
112 | * However we still don't have IB interface of any kind | |
113 | */ | |
a9966b58 DES |
114 | u16 (*get_pan_id)(const struct net_device *dev); |
115 | u16 (*get_short_addr)(const struct net_device *dev); | |
116 | u8 (*get_dsn)(const struct net_device *dev); | |
9ec76716 SL |
117 | }; |
118 | ||
74a02fcf | 119 | /* The IEEE 802.15.4 standard defines 2 type of the devices: |
120 | * - FFD - full functionality device | |
121 | * - RFD - reduce functionality device | |
122 | * | |
123 | * So 2 sets of mlme operations are needed | |
124 | */ | |
125 | struct ieee802154_reduced_mlme_ops { | |
126 | struct wpan_phy *(*get_phy)(const struct net_device *dev); | |
127 | }; | |
128 | ||
129 | static inline struct ieee802154_mlme_ops * | |
130 | ieee802154_mlme_ops(const struct net_device *dev) | |
9ec76716 SL |
131 | { |
132 | return dev->ml_priv; | |
133 | } | |
134 | ||
74a02fcf | 135 | static inline struct ieee802154_reduced_mlme_ops * |
136 | ieee802154_reduced_mlme_ops(const struct net_device *dev) | |
137 | { | |
138 | return dev->ml_priv; | |
139 | } | |
9ec76716 | 140 | |
74a02fcf | 141 | #endif |