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3e256b8f LRV |
1 | /* |
2 | * Copyright (C) 2011 Instituto Nokia de Tecnologia | |
3 | * | |
4 | * Authors: | |
5 | * Lauro Ramos Venancio <lauro.venancio@openbossa.org> | |
6 | * Aloisio Almeida Jr <aloisio.almeida@openbossa.org> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the | |
20 | * Free Software Foundation, Inc., | |
21 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
22 | */ | |
23 | ||
24 | #ifndef __LOCAL_NFC_H | |
25 | #define __LOCAL_NFC_H | |
26 | ||
55eb94f9 | 27 | #include <net/nfc/nfc.h> |
c7fe3b52 | 28 | #include <net/sock.h> |
3e256b8f | 29 | |
c7fe3b52 AAJ |
30 | struct nfc_protocol { |
31 | int id; | |
32 | struct proto *proto; | |
33 | struct module *owner; | |
34 | int (*create)(struct net *net, struct socket *sock, | |
0a40acb2 | 35 | const struct nfc_protocol *nfc_proto); |
c7fe3b52 AAJ |
36 | }; |
37 | ||
23b7869c LRV |
38 | struct nfc_rawsock { |
39 | struct sock sk; | |
40 | struct nfc_dev *dev; | |
41 | u32 target_idx; | |
42 | struct work_struct tx_work; | |
43 | bool tx_work_scheduled; | |
44 | }; | |
45 | #define nfc_rawsock(sk) ((struct nfc_rawsock *) sk) | |
46 | #define to_rawsock_sk(_tx_work) \ | |
47 | ((struct sock *) container_of(_tx_work, struct nfc_rawsock, tx_work)) | |
48 | ||
d646960f SO |
49 | #ifdef CONFIG_NFC_LLCP |
50 | ||
51 | void nfc_llcp_mac_is_down(struct nfc_dev *dev); | |
52 | void nfc_llcp_mac_is_up(struct nfc_dev *dev, u32 target_idx, | |
53 | u8 comm_mode, u8 rf_mode); | |
54 | int nfc_llcp_register_device(struct nfc_dev *dev); | |
55 | void nfc_llcp_unregister_device(struct nfc_dev *dev); | |
56 | int nfc_llcp_set_remote_gb(struct nfc_dev *dev, u8 *gb, u8 gb_len); | |
47807d3d | 57 | u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, size_t *general_bytes_len); |
73167ced | 58 | int nfc_llcp_data_received(struct nfc_dev *dev, struct sk_buff *skb); |
52feb444 | 59 | struct nfc_llcp_local *nfc_llcp_find_local(struct nfc_dev *dev); |
d646960f SO |
60 | int __init nfc_llcp_init(void); |
61 | void nfc_llcp_exit(void); | |
62 | ||
63 | #else | |
64 | ||
645d3590 | 65 | static inline void nfc_llcp_mac_is_down(struct nfc_dev *dev) |
d646960f SO |
66 | { |
67 | } | |
68 | ||
645d3590 | 69 | static inline void nfc_llcp_mac_is_up(struct nfc_dev *dev, u32 target_idx, |
0a40acb2 | 70 | u8 comm_mode, u8 rf_mode) |
d646960f SO |
71 | { |
72 | } | |
73 | ||
74 | static inline int nfc_llcp_register_device(struct nfc_dev *dev) | |
75 | { | |
76 | return 0; | |
77 | } | |
78 | ||
79 | static inline void nfc_llcp_unregister_device(struct nfc_dev *dev) | |
80 | { | |
81 | } | |
82 | ||
0a40acb2 SO |
83 | static inline int nfc_llcp_set_remote_gb(struct nfc_dev *dev, |
84 | u8 *gb, u8 gb_len) | |
d646960f SO |
85 | { |
86 | return 0; | |
87 | } | |
88 | ||
51c25be8 | 89 | static inline u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, size_t *gb_len) |
d646960f SO |
90 | { |
91 | *gb_len = 0; | |
92 | return NULL; | |
93 | } | |
94 | ||
73167ced SO |
95 | static inline int nfc_llcp_data_received(struct nfc_dev *dev, |
96 | struct sk_buff *skb) | |
97 | { | |
98 | return 0; | |
99 | } | |
100 | ||
52feb444 TE |
101 | static inline struct nfc_llcp_local *nfc_llcp_find_local(struct nfc_dev *dev) |
102 | { | |
103 | return NULL; | |
104 | } | |
105 | ||
d646960f SO |
106 | static inline int nfc_llcp_init(void) |
107 | { | |
108 | return 0; | |
109 | } | |
110 | ||
111 | static inline void nfc_llcp_exit(void) | |
112 | { | |
113 | } | |
114 | ||
115 | #endif | |
116 | ||
23b7869c LRV |
117 | int __init rawsock_init(void); |
118 | void rawsock_exit(void); | |
119 | ||
c7fe3b52 AAJ |
120 | int __init af_nfc_init(void); |
121 | void af_nfc_exit(void); | |
122 | int nfc_proto_register(const struct nfc_protocol *nfc_proto); | |
123 | void nfc_proto_unregister(const struct nfc_protocol *nfc_proto); | |
124 | ||
3e256b8f LRV |
125 | extern int nfc_devlist_generation; |
126 | extern struct mutex nfc_devlist_mutex; | |
127 | ||
4d12b8b1 LRV |
128 | int __init nfc_genl_init(void); |
129 | void nfc_genl_exit(void); | |
130 | ||
131 | void nfc_genl_data_init(struct nfc_genl_data *genl_data); | |
132 | void nfc_genl_data_exit(struct nfc_genl_data *genl_data); | |
133 | ||
134 | int nfc_genl_targets_found(struct nfc_dev *dev); | |
8112a5c9 | 135 | int nfc_genl_target_lost(struct nfc_dev *dev, u32 target_idx); |
4d12b8b1 LRV |
136 | |
137 | int nfc_genl_device_added(struct nfc_dev *dev); | |
138 | int nfc_genl_device_removed(struct nfc_dev *dev); | |
139 | ||
1ed28f61 SO |
140 | int nfc_genl_dep_link_up_event(struct nfc_dev *dev, u32 target_idx, |
141 | u8 comm_mode, u8 rf_mode); | |
142 | int nfc_genl_dep_link_down_event(struct nfc_dev *dev); | |
143 | ||
fc40a8c1 SO |
144 | int nfc_genl_tm_activated(struct nfc_dev *dev, u32 protocol); |
145 | int nfc_genl_tm_deactivated(struct nfc_dev *dev); | |
146 | ||
95c96174 | 147 | struct nfc_dev *nfc_get_device(unsigned int idx); |
3e256b8f LRV |
148 | |
149 | static inline void nfc_put_device(struct nfc_dev *dev) | |
150 | { | |
151 | put_device(&dev->dev); | |
152 | } | |
153 | ||
154 | static inline void nfc_device_iter_init(struct class_dev_iter *iter) | |
155 | { | |
156 | class_dev_iter_init(iter, &nfc_class, NULL, NULL); | |
157 | } | |
158 | ||
159 | static inline struct nfc_dev *nfc_device_iter_next(struct class_dev_iter *iter) | |
160 | { | |
161 | struct device *d = class_dev_iter_next(iter); | |
162 | if (!d) | |
163 | return NULL; | |
164 | ||
165 | return to_nfc_dev(d); | |
166 | } | |
167 | ||
168 | static inline void nfc_device_iter_exit(struct class_dev_iter *iter) | |
169 | { | |
170 | class_dev_iter_exit(iter); | |
171 | } | |
172 | ||
8b3fe7b5 IE |
173 | int nfc_dev_up(struct nfc_dev *dev); |
174 | ||
175 | int nfc_dev_down(struct nfc_dev *dev); | |
176 | ||
fe7c5800 | 177 | int nfc_start_poll(struct nfc_dev *dev, u32 im_protocols, u32 tm_protocols); |
3e256b8f LRV |
178 | |
179 | int nfc_stop_poll(struct nfc_dev *dev); | |
180 | ||
47807d3d | 181 | int nfc_dep_link_up(struct nfc_dev *dev, int target_idx, u8 comm_mode); |
1ed28f61 SO |
182 | |
183 | int nfc_dep_link_down(struct nfc_dev *dev); | |
184 | ||
3e256b8f LRV |
185 | int nfc_activate_target(struct nfc_dev *dev, u32 target_idx, u32 protocol); |
186 | ||
187 | int nfc_deactivate_target(struct nfc_dev *dev, u32 target_idx); | |
188 | ||
0a40acb2 SO |
189 | int nfc_data_exchange(struct nfc_dev *dev, u32 target_idx, struct sk_buff *skb, |
190 | data_exchange_cb_t cb, void *cb_context); | |
3e256b8f LRV |
191 | |
192 | #endif /* __LOCAL_NFC_H */ |