Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 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 |
Jeff Kirsher | 98b32de | 2013-12-06 08:56:16 -0800 | [diff] [blame] | 19 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 20 | */ |
| 21 | |
| 22 | #ifndef __LOCAL_NFC_H |
| 23 | #define __LOCAL_NFC_H |
| 24 | |
Ilan Elias | 55eb94f | 2011-09-18 11:19:34 +0300 | [diff] [blame] | 25 | #include <net/nfc/nfc.h> |
Aloisio Almeida Jr | c7fe3b5 | 2011-07-01 19:31:35 -0300 | [diff] [blame] | 26 | #include <net/sock.h> |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 27 | |
Christophe Ricard | 96d4581 | 2015-10-25 22:54:43 +0100 | [diff] [blame] | 28 | #define NFC_TARGET_MODE_IDLE 0 |
| 29 | #define NFC_TARGET_MODE_SLEEP 1 |
| 30 | |
Aloisio Almeida Jr | c7fe3b5 | 2011-07-01 19:31:35 -0300 | [diff] [blame] | 31 | struct nfc_protocol { |
| 32 | int id; |
| 33 | struct proto *proto; |
| 34 | struct module *owner; |
| 35 | int (*create)(struct net *net, struct socket *sock, |
Eric W. Biederman | 11aa9c2 | 2015-05-08 21:09:13 -0500 | [diff] [blame] | 36 | const struct nfc_protocol *nfc_proto, int kern); |
Aloisio Almeida Jr | c7fe3b5 | 2011-07-01 19:31:35 -0300 | [diff] [blame] | 37 | }; |
| 38 | |
Lauro Ramos Venancio | 23b7869 | 2011-07-01 19:31:36 -0300 | [diff] [blame] | 39 | struct nfc_rawsock { |
| 40 | struct sock sk; |
| 41 | struct nfc_dev *dev; |
| 42 | u32 target_idx; |
| 43 | struct work_struct tx_work; |
| 44 | bool tx_work_scheduled; |
| 45 | }; |
Hiren Tandel | 57be1f3 | 2014-05-05 19:43:31 +0900 | [diff] [blame] | 46 | |
| 47 | struct nfc_sock_list { |
| 48 | struct hlist_head head; |
| 49 | rwlock_t lock; |
| 50 | }; |
| 51 | |
Lauro Ramos Venancio | 23b7869 | 2011-07-01 19:31:36 -0300 | [diff] [blame] | 52 | #define nfc_rawsock(sk) ((struct nfc_rawsock *) sk) |
| 53 | #define to_rawsock_sk(_tx_work) \ |
| 54 | ((struct sock *) container_of(_tx_work, struct nfc_rawsock, tx_work)) |
| 55 | |
Thierry Escande | d9b8d8e | 2013-02-15 10:43:06 +0100 | [diff] [blame] | 56 | struct nfc_llcp_sdp_tlv; |
| 57 | |
Samuel Ortiz | d646960 | 2011-12-14 16:43:12 +0100 | [diff] [blame] | 58 | void nfc_llcp_mac_is_down(struct nfc_dev *dev); |
| 59 | void nfc_llcp_mac_is_up(struct nfc_dev *dev, u32 target_idx, |
| 60 | u8 comm_mode, u8 rf_mode); |
| 61 | int nfc_llcp_register_device(struct nfc_dev *dev); |
| 62 | void nfc_llcp_unregister_device(struct nfc_dev *dev); |
| 63 | int nfc_llcp_set_remote_gb(struct nfc_dev *dev, u8 *gb, u8 gb_len); |
Samuel Ortiz | 47807d3 | 2012-03-05 01:03:50 +0100 | [diff] [blame] | 64 | u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, size_t *general_bytes_len); |
Samuel Ortiz | 73167ce | 2012-05-31 00:05:50 +0200 | [diff] [blame] | 65 | int nfc_llcp_data_received(struct nfc_dev *dev, struct sk_buff *skb); |
Thierry Escande | 52feb44 | 2012-10-17 14:43:39 +0200 | [diff] [blame] | 66 | struct nfc_llcp_local *nfc_llcp_find_local(struct nfc_dev *dev); |
Samuel Ortiz | d646960 | 2011-12-14 16:43:12 +0100 | [diff] [blame] | 67 | int __init nfc_llcp_init(void); |
| 68 | void nfc_llcp_exit(void); |
Thierry Escande | d9b8d8e | 2013-02-15 10:43:06 +0100 | [diff] [blame] | 69 | void nfc_llcp_free_sdp_tlv(struct nfc_llcp_sdp_tlv *sdp); |
| 70 | void nfc_llcp_free_sdp_tlv_list(struct hlist_head *head); |
Samuel Ortiz | d646960 | 2011-12-14 16:43:12 +0100 | [diff] [blame] | 71 | |
Lauro Ramos Venancio | 23b7869 | 2011-07-01 19:31:36 -0300 | [diff] [blame] | 72 | int __init rawsock_init(void); |
| 73 | void rawsock_exit(void); |
| 74 | |
Aloisio Almeida Jr | c7fe3b5 | 2011-07-01 19:31:35 -0300 | [diff] [blame] | 75 | int __init af_nfc_init(void); |
| 76 | void af_nfc_exit(void); |
| 77 | int nfc_proto_register(const struct nfc_protocol *nfc_proto); |
| 78 | void nfc_proto_unregister(const struct nfc_protocol *nfc_proto); |
| 79 | |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 80 | extern int nfc_devlist_generation; |
| 81 | extern struct mutex nfc_devlist_mutex; |
| 82 | |
Lauro Ramos Venancio | 4d12b8b | 2011-07-01 19:31:34 -0300 | [diff] [blame] | 83 | int __init nfc_genl_init(void); |
| 84 | void nfc_genl_exit(void); |
| 85 | |
| 86 | void nfc_genl_data_init(struct nfc_genl_data *genl_data); |
| 87 | void nfc_genl_data_exit(struct nfc_genl_data *genl_data); |
| 88 | |
| 89 | int nfc_genl_targets_found(struct nfc_dev *dev); |
Samuel Ortiz | 8112a5c | 2012-04-10 19:43:04 +0200 | [diff] [blame] | 90 | int nfc_genl_target_lost(struct nfc_dev *dev, u32 target_idx); |
Lauro Ramos Venancio | 4d12b8b | 2011-07-01 19:31:34 -0300 | [diff] [blame] | 91 | |
| 92 | int nfc_genl_device_added(struct nfc_dev *dev); |
| 93 | int nfc_genl_device_removed(struct nfc_dev *dev); |
| 94 | |
Samuel Ortiz | 1ed28f6 | 2011-12-14 16:43:09 +0100 | [diff] [blame] | 95 | int nfc_genl_dep_link_up_event(struct nfc_dev *dev, u32 target_idx, |
| 96 | u8 comm_mode, u8 rf_mode); |
| 97 | int nfc_genl_dep_link_down_event(struct nfc_dev *dev); |
| 98 | |
Samuel Ortiz | fc40a8c | 2012-06-01 13:21:13 +0200 | [diff] [blame] | 99 | int nfc_genl_tm_activated(struct nfc_dev *dev, u32 protocol); |
| 100 | int nfc_genl_tm_deactivated(struct nfc_dev *dev); |
| 101 | |
Thierry Escande | d9b8d8e | 2013-02-15 10:43:06 +0100 | [diff] [blame] | 102 | int nfc_genl_llc_send_sdres(struct nfc_dev *dev, struct hlist_head *sdres_list); |
| 103 | |
Samuel Ortiz | 2757c372 | 2013-05-10 15:47:37 +0200 | [diff] [blame] | 104 | int nfc_genl_se_added(struct nfc_dev *dev, u32 se_idx, u16 type); |
| 105 | int nfc_genl_se_removed(struct nfc_dev *dev, u32 se_idx); |
Christophe Ricard | 447b27c | 2015-02-01 22:26:16 +0100 | [diff] [blame] | 106 | int nfc_genl_se_transaction(struct nfc_dev *dev, u8 se_idx, |
| 107 | struct nfc_evt_transaction *evt_transaction); |
Samuel Ortiz | 2757c372 | 2013-05-10 15:47:37 +0200 | [diff] [blame] | 108 | |
Eric Dumazet | 95c9617 | 2012-04-15 05:58:06 +0000 | [diff] [blame] | 109 | struct nfc_dev *nfc_get_device(unsigned int idx); |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 110 | |
| 111 | static inline void nfc_put_device(struct nfc_dev *dev) |
| 112 | { |
| 113 | put_device(&dev->dev); |
| 114 | } |
| 115 | |
| 116 | static inline void nfc_device_iter_init(struct class_dev_iter *iter) |
| 117 | { |
| 118 | class_dev_iter_init(iter, &nfc_class, NULL, NULL); |
| 119 | } |
| 120 | |
| 121 | static inline struct nfc_dev *nfc_device_iter_next(struct class_dev_iter *iter) |
| 122 | { |
| 123 | struct device *d = class_dev_iter_next(iter); |
| 124 | if (!d) |
| 125 | return NULL; |
| 126 | |
| 127 | return to_nfc_dev(d); |
| 128 | } |
| 129 | |
| 130 | static inline void nfc_device_iter_exit(struct class_dev_iter *iter) |
| 131 | { |
| 132 | class_dev_iter_exit(iter); |
| 133 | } |
| 134 | |
Samuel Ortiz | 9ea7187 | 2013-07-31 01:19:43 +0200 | [diff] [blame] | 135 | int nfc_fw_download(struct nfc_dev *dev, const char *firmware_name); |
Eric Lapuyade | 352a5f5 | 2013-07-19 14:57:55 +0200 | [diff] [blame] | 136 | int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name, |
| 137 | u32 result); |
Eric Lapuyade | 9674da8 | 2013-04-29 17:13:27 +0200 | [diff] [blame] | 138 | |
Ilan Elias | 8b3fe7b | 2011-09-18 11:19:33 +0300 | [diff] [blame] | 139 | int nfc_dev_up(struct nfc_dev *dev); |
| 140 | |
| 141 | int nfc_dev_down(struct nfc_dev *dev); |
| 142 | |
Samuel Ortiz | fe7c580 | 2012-05-15 15:57:06 +0200 | [diff] [blame] | 143 | int nfc_start_poll(struct nfc_dev *dev, u32 im_protocols, u32 tm_protocols); |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 144 | |
| 145 | int nfc_stop_poll(struct nfc_dev *dev); |
| 146 | |
Samuel Ortiz | 47807d3 | 2012-03-05 01:03:50 +0100 | [diff] [blame] | 147 | int nfc_dep_link_up(struct nfc_dev *dev, int target_idx, u8 comm_mode); |
Samuel Ortiz | 1ed28f6 | 2011-12-14 16:43:09 +0100 | [diff] [blame] | 148 | |
| 149 | int nfc_dep_link_down(struct nfc_dev *dev); |
| 150 | |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 151 | int nfc_activate_target(struct nfc_dev *dev, u32 target_idx, u32 protocol); |
| 152 | |
Christophe Ricard | 96d4581 | 2015-10-25 22:54:43 +0100 | [diff] [blame] | 153 | int nfc_deactivate_target(struct nfc_dev *dev, u32 target_idx, u8 mode); |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 154 | |
Samuel Ortiz | 0a40acb | 2012-03-05 01:03:53 +0100 | [diff] [blame] | 155 | int nfc_data_exchange(struct nfc_dev *dev, u32 target_idx, struct sk_buff *skb, |
| 156 | data_exchange_cb_t cb, void *cb_context); |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 157 | |
Samuel Ortiz | c531c9e | 2013-05-10 16:15:32 +0200 | [diff] [blame] | 158 | int nfc_enable_se(struct nfc_dev *dev, u32 se_idx); |
| 159 | int nfc_disable_se(struct nfc_dev *dev, u32 se_idx); |
| 160 | |
Lauro Ramos Venancio | 3e256b8 | 2011-07-01 19:31:33 -0300 | [diff] [blame] | 161 | #endif /* __LOCAL_NFC_H */ |