2 * Copyright (C) 2011 Intel Corporation. All rights reserved.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the
16 * Free Software Foundation, Inc.,
17 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 #include <linux/skbuff.h>
25 #include <net/nfc/nfc.h>
30 int (*open
) (struct nfc_hci_dev
*hdev
);
31 void (*close
) (struct nfc_hci_dev
*hdev
);
32 int (*hci_ready
) (struct nfc_hci_dev
*hdev
);
33 int (*xmit
) (struct nfc_hci_dev
*hdev
, struct sk_buff
*skb
);
34 int (*start_poll
) (struct nfc_hci_dev
*hdev
,
35 u32 im_protocols
, u32 tm_protocols
);
36 int (*target_from_gate
) (struct nfc_hci_dev
*hdev
, u8 gate
,
37 struct nfc_target
*target
);
38 int (*complete_target_discovered
) (struct nfc_hci_dev
*hdev
, u8 gate
,
39 struct nfc_target
*target
);
40 int (*data_exchange
) (struct nfc_hci_dev
*hdev
,
41 struct nfc_target
*target
, struct sk_buff
*skb
,
42 data_exchange_cb_t cb
, void *cb_context
);
43 int (*check_presence
)(struct nfc_hci_dev
*hdev
,
44 struct nfc_target
*target
);
48 #define NFC_HCI_INVALID_PIPE 0x80
49 #define NFC_HCI_LINK_MGMT_PIPE 0x00
50 #define NFC_HCI_ADMIN_PIPE 0x01
57 #define NFC_HCI_MAX_CUSTOM_GATES 50
58 struct nfc_hci_init_data
{
60 struct nfc_hci_gate gates
[NFC_HCI_MAX_CUSTOM_GATES
];
64 typedef int (*xmit
) (struct sk_buff
*skb
, void *cb_data
);
66 #define NFC_HCI_MAX_GATES 256
71 u32 max_data_link_payload
;
73 struct mutex msg_tx_mutex
;
75 struct list_head msg_tx_queue
;
77 struct work_struct msg_tx_work
;
79 struct timer_list cmd_timer
;
80 struct hci_msg
*cmd_pending_msg
;
82 struct sk_buff_head rx_hcp_frags
;
84 struct work_struct msg_rx_work
;
86 struct sk_buff_head msg_rx_queue
;
88 struct nfc_hci_ops
*ops
;
92 struct nfc_hci_init_data init_data
;
96 u8 gate2pipe
[NFC_HCI_MAX_GATES
];
100 u8 sw_flashlib_major
;
101 u8 sw_flashlib_minor
;
110 data_exchange_cb_t async_cb
;
111 void *async_cb_context
;
114 /* hci device allocation */
115 struct nfc_hci_dev
*nfc_hci_allocate_device(struct nfc_hci_ops
*ops
,
116 struct nfc_hci_init_data
*init_data
,
118 const char *llc_name
,
121 int max_link_payload
);
122 void nfc_hci_free_device(struct nfc_hci_dev
*hdev
);
124 int nfc_hci_register_device(struct nfc_hci_dev
*hdev
);
125 void nfc_hci_unregister_device(struct nfc_hci_dev
*hdev
);
127 void nfc_hci_set_clientdata(struct nfc_hci_dev
*hdev
, void *clientdata
);
128 void *nfc_hci_get_clientdata(struct nfc_hci_dev
*hdev
);
130 void nfc_hci_driver_failure(struct nfc_hci_dev
*hdev
, int err
);
133 #define NFC_HCI_HOST_CONTROLLER_ID 0x00
134 #define NFC_HCI_TERMINAL_HOST_ID 0x01
135 #define NFC_HCI_UICC_HOST_ID 0x02
137 /* Host Controller Gates and registry indexes */
138 #define NFC_HCI_ADMIN_GATE 0x00
139 #define NFC_HCI_ADMIN_SESSION_IDENTITY 0x01
140 #define NFC_HCI_ADMIN_MAX_PIPE 0x02
141 #define NFC_HCI_ADMIN_WHITELIST 0x03
142 #define NFC_HCI_ADMIN_HOST_LIST 0x04
144 #define NFC_HCI_LOOPBACK_GATE 0x04
146 #define NFC_HCI_ID_MGMT_GATE 0x05
147 #define NFC_HCI_ID_MGMT_VERSION_SW 0x01
148 #define NFC_HCI_ID_MGMT_VERSION_HW 0x03
149 #define NFC_HCI_ID_MGMT_VENDOR_NAME 0x04
150 #define NFC_HCI_ID_MGMT_MODEL_ID 0x05
151 #define NFC_HCI_ID_MGMT_HCI_VERSION 0x02
152 #define NFC_HCI_ID_MGMT_GATES_LIST 0x06
154 #define NFC_HCI_LINK_MGMT_GATE 0x06
155 #define NFC_HCI_LINK_MGMT_REC_ERROR 0x01
157 #define NFC_HCI_RF_READER_B_GATE 0x11
158 #define NFC_HCI_RF_READER_B_PUPI 0x03
159 #define NFC_HCI_RF_READER_B_APPLICATION_DATA 0x04
160 #define NFC_HCI_RF_READER_B_AFI 0x02
161 #define NFC_HCI_RF_READER_B_HIGHER_LAYER_RESPONSE 0x01
162 #define NFC_HCI_RF_READER_B_HIGHER_LAYER_DATA 0x05
164 #define NFC_HCI_RF_READER_A_GATE 0x13
165 #define NFC_HCI_RF_READER_A_UID 0x02
166 #define NFC_HCI_RF_READER_A_ATQA 0x04
167 #define NFC_HCI_RF_READER_A_APPLICATION_DATA 0x05
168 #define NFC_HCI_RF_READER_A_SAK 0x03
169 #define NFC_HCI_RF_READER_A_FWI_SFGT 0x06
170 #define NFC_HCI_RF_READER_A_DATARATE_MAX 0x01
172 #define NFC_HCI_TYPE_A_SEL_PROT(x) (((x) & 0x60) >> 5)
173 #define NFC_HCI_TYPE_A_SEL_PROT_MIFARE 0
174 #define NFC_HCI_TYPE_A_SEL_PROT_ISO14443 1
175 #define NFC_HCI_TYPE_A_SEL_PROT_DEP 2
176 #define NFC_HCI_TYPE_A_SEL_PROT_ISO14443_DEP 3
179 #define NFC_HCI_EVT_HCI_END_OF_OPERATION 0x01
180 #define NFC_HCI_EVT_POST_DATA 0x02
181 #define NFC_HCI_EVT_HOT_PLUG 0x03
183 /* Reader RF gates events */
184 #define NFC_HCI_EVT_READER_REQUESTED 0x10
185 #define NFC_HCI_EVT_END_OPERATION 0x11
187 /* Reader Application gate events */
188 #define NFC_HCI_EVT_TARGET_DISCOVERED 0x10
190 /* receiving messages from lower layer */
191 void nfc_hci_resp_received(struct nfc_hci_dev
*hdev
, u8 result
,
192 struct sk_buff
*skb
);
193 void nfc_hci_cmd_received(struct nfc_hci_dev
*hdev
, u8 pipe
, u8 cmd
,
194 struct sk_buff
*skb
);
195 void nfc_hci_event_received(struct nfc_hci_dev
*hdev
, u8 pipe
, u8 event
,
196 struct sk_buff
*skb
);
197 void nfc_hci_recv_frame(struct nfc_hci_dev
*hdev
, struct sk_buff
*skb
);
199 /* connecting to gates and sending hci instructions */
200 int nfc_hci_connect_gate(struct nfc_hci_dev
*hdev
, u8 dest_host
, u8 dest_gate
,
202 int nfc_hci_disconnect_gate(struct nfc_hci_dev
*hdev
, u8 gate
);
203 int nfc_hci_disconnect_all_gates(struct nfc_hci_dev
*hdev
);
204 int nfc_hci_get_param(struct nfc_hci_dev
*hdev
, u8 gate
, u8 idx
,
205 struct sk_buff
**skb
);
206 int nfc_hci_set_param(struct nfc_hci_dev
*hdev
, u8 gate
, u8 idx
,
207 const u8
*param
, size_t param_len
);
208 int nfc_hci_send_cmd(struct nfc_hci_dev
*hdev
, u8 gate
, u8 cmd
,
209 const u8
*param
, size_t param_len
, struct sk_buff
**skb
);
210 int nfc_hci_send_cmd_async(struct nfc_hci_dev
*hdev
, u8 gate
, u8 cmd
,
211 const u8
*param
, size_t param_len
,
212 data_exchange_cb_t cb
, void *cb_context
);
213 int nfc_hci_send_response(struct nfc_hci_dev
*hdev
, u8 gate
, u8 response
,
214 const u8
*param
, size_t param_len
);
215 int nfc_hci_send_event(struct nfc_hci_dev
*hdev
, u8 gate
, u8 event
,
216 const u8
*param
, size_t param_len
);
218 #endif /* __NET_HCI_H */