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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, | |
35 | const struct nfc_protocol *nfc_proto); | |
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); | |
57 | u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, u8 *general_bytes_len); | |
58 | int __init nfc_llcp_init(void); | |
59 | void nfc_llcp_exit(void); | |
60 | ||
61 | #else | |
62 | ||
645d3590 | 63 | static inline void nfc_llcp_mac_is_down(struct nfc_dev *dev) |
d646960f SO |
64 | { |
65 | } | |
66 | ||
645d3590 | 67 | static inline void nfc_llcp_mac_is_up(struct nfc_dev *dev, u32 target_idx, |
d646960f SO |
68 | u8 comm_mode, u8 rf_mode) |
69 | { | |
70 | } | |
71 | ||
72 | static inline int nfc_llcp_register_device(struct nfc_dev *dev) | |
73 | { | |
74 | return 0; | |
75 | } | |
76 | ||
77 | static inline void nfc_llcp_unregister_device(struct nfc_dev *dev) | |
78 | { | |
79 | } | |
80 | ||
81 | static inline int nfc_llcp_set_remote_gb(struct nfc_dev *dev, u8 *gb, u8 gb_len) | |
82 | { | |
83 | return 0; | |
84 | } | |
85 | ||
86 | static inline u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, u8 *gb_len) | |
87 | { | |
88 | *gb_len = 0; | |
89 | return NULL; | |
90 | } | |
91 | ||
92 | static inline int nfc_llcp_init(void) | |
93 | { | |
94 | return 0; | |
95 | } | |
96 | ||
97 | static inline void nfc_llcp_exit(void) | |
98 | { | |
99 | } | |
100 | ||
101 | #endif | |
102 | ||
23b7869c LRV |
103 | int __init rawsock_init(void); |
104 | void rawsock_exit(void); | |
105 | ||
c7fe3b52 AAJ |
106 | int __init af_nfc_init(void); |
107 | void af_nfc_exit(void); | |
108 | int nfc_proto_register(const struct nfc_protocol *nfc_proto); | |
109 | void nfc_proto_unregister(const struct nfc_protocol *nfc_proto); | |
110 | ||
3e256b8f LRV |
111 | extern int nfc_devlist_generation; |
112 | extern struct mutex nfc_devlist_mutex; | |
113 | ||
4d12b8b1 LRV |
114 | int __init nfc_genl_init(void); |
115 | void nfc_genl_exit(void); | |
116 | ||
117 | void nfc_genl_data_init(struct nfc_genl_data *genl_data); | |
118 | void nfc_genl_data_exit(struct nfc_genl_data *genl_data); | |
119 | ||
120 | int nfc_genl_targets_found(struct nfc_dev *dev); | |
121 | ||
122 | int nfc_genl_device_added(struct nfc_dev *dev); | |
123 | int nfc_genl_device_removed(struct nfc_dev *dev); | |
124 | ||
1ed28f61 SO |
125 | int nfc_genl_dep_link_up_event(struct nfc_dev *dev, u32 target_idx, |
126 | u8 comm_mode, u8 rf_mode); | |
127 | int nfc_genl_dep_link_down_event(struct nfc_dev *dev); | |
128 | ||
3e256b8f LRV |
129 | struct nfc_dev *nfc_get_device(unsigned idx); |
130 | ||
131 | static inline void nfc_put_device(struct nfc_dev *dev) | |
132 | { | |
133 | put_device(&dev->dev); | |
134 | } | |
135 | ||
136 | static inline void nfc_device_iter_init(struct class_dev_iter *iter) | |
137 | { | |
138 | class_dev_iter_init(iter, &nfc_class, NULL, NULL); | |
139 | } | |
140 | ||
141 | static inline struct nfc_dev *nfc_device_iter_next(struct class_dev_iter *iter) | |
142 | { | |
143 | struct device *d = class_dev_iter_next(iter); | |
144 | if (!d) | |
145 | return NULL; | |
146 | ||
147 | return to_nfc_dev(d); | |
148 | } | |
149 | ||
150 | static inline void nfc_device_iter_exit(struct class_dev_iter *iter) | |
151 | { | |
152 | class_dev_iter_exit(iter); | |
153 | } | |
154 | ||
8b3fe7b5 IE |
155 | int nfc_dev_up(struct nfc_dev *dev); |
156 | ||
157 | int nfc_dev_down(struct nfc_dev *dev); | |
158 | ||
3e256b8f LRV |
159 | int nfc_start_poll(struct nfc_dev *dev, u32 protocols); |
160 | ||
161 | int nfc_stop_poll(struct nfc_dev *dev); | |
162 | ||
1ed28f61 SO |
163 | int nfc_dep_link_up(struct nfc_dev *dev, int target_idx, |
164 | u8 comm_mode, u8 rf_mode); | |
165 | ||
166 | int nfc_dep_link_down(struct nfc_dev *dev); | |
167 | ||
3e256b8f LRV |
168 | int nfc_activate_target(struct nfc_dev *dev, u32 target_idx, u32 protocol); |
169 | ||
170 | int nfc_deactivate_target(struct nfc_dev *dev, u32 target_idx); | |
171 | ||
172 | int nfc_data_exchange(struct nfc_dev *dev, u32 target_idx, | |
173 | struct sk_buff *skb, | |
174 | data_exchange_cb_t cb, | |
175 | void *cb_context); | |
176 | ||
177 | #endif /* __LOCAL_NFC_H */ |