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8b8d2e08 EL |
1 | /* |
2 | * Copyright (C) 2012 Intel Corporation. All rights reserved. | |
3 | * | |
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. | |
8 | * | |
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. | |
13 | * | |
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. | |
18 | */ | |
19 | ||
20 | #ifndef __LOCAL_HCI_H | |
21 | #define __LOCAL_HCI_H | |
22 | ||
b5faa648 EL |
23 | #include <net/nfc/hci.h> |
24 | ||
8b8d2e08 EL |
25 | struct gate_pipe_map { |
26 | u8 gate; | |
27 | u8 pipe; | |
28 | }; | |
29 | ||
30 | struct hcp_message { | |
31 | u8 header; /* type -cmd,evt,rsp- + instruction */ | |
32 | u8 data[]; | |
33 | } __packed; | |
34 | ||
35 | struct hcp_packet { | |
36 | u8 header; /* cbit+pipe */ | |
37 | struct hcp_message message; | |
38 | } __packed; | |
39 | ||
8b8d2e08 EL |
40 | struct hcp_exec_waiter { |
41 | wait_queue_head_t *wq; | |
42 | bool exec_complete; | |
43 | int exec_result; | |
44 | struct sk_buff *result_skb; | |
45 | }; | |
46 | ||
47 | struct hci_msg { | |
48 | struct list_head msg_l; | |
49 | struct sk_buff_head msg_frags; | |
50 | bool wait_response; | |
b5faa648 | 51 | data_exchange_cb_t cb; |
8b8d2e08 EL |
52 | void *cb_context; |
53 | unsigned long completion_delay; | |
54 | }; | |
55 | ||
56 | struct hci_create_pipe_params { | |
57 | u8 src_gate; | |
58 | u8 dest_host; | |
59 | u8 dest_gate; | |
60 | } __packed; | |
61 | ||
62 | struct hci_create_pipe_resp { | |
63 | u8 src_host; | |
64 | u8 src_gate; | |
65 | u8 dest_host; | |
66 | u8 dest_gate; | |
67 | u8 pipe; | |
68 | } __packed; | |
69 | ||
70 | #define NFC_HCI_FRAGMENT 0x7f | |
71 | ||
72 | #define HCP_HEADER(type, instr) ((((type) & 0x03) << 6) | ((instr) & 0x3f)) | |
73 | #define HCP_MSG_GET_TYPE(header) ((header & 0xc0) >> 6) | |
74 | #define HCP_MSG_GET_CMD(header) (header & 0x3f) | |
75 | ||
76 | int nfc_hci_hcp_message_tx(struct nfc_hci_dev *hdev, u8 pipe, | |
77 | u8 type, u8 instruction, | |
78 | const u8 *payload, size_t payload_len, | |
b5faa648 | 79 | data_exchange_cb_t cb, void *cb_context, |
8b8d2e08 EL |
80 | unsigned long completion_delay); |
81 | ||
82 | u8 nfc_hci_pipe2gate(struct nfc_hci_dev *hdev, u8 pipe); | |
83 | ||
84 | void nfc_hci_hcp_message_rx(struct nfc_hci_dev *hdev, u8 pipe, u8 type, | |
85 | u8 instruction, struct sk_buff *skb); | |
86 | ||
87 | /* HCP headers */ | |
88 | #define NFC_HCI_HCP_PACKET_HEADER_LEN 1 | |
89 | #define NFC_HCI_HCP_MESSAGE_HEADER_LEN 1 | |
90 | #define NFC_HCI_HCP_HEADER_LEN 2 | |
91 | ||
92 | /* HCP types */ | |
93 | #define NFC_HCI_HCP_COMMAND 0x00 | |
94 | #define NFC_HCI_HCP_EVENT 0x01 | |
95 | #define NFC_HCI_HCP_RESPONSE 0x02 | |
96 | ||
97 | /* Generic commands */ | |
98 | #define NFC_HCI_ANY_SET_PARAMETER 0x01 | |
99 | #define NFC_HCI_ANY_GET_PARAMETER 0x02 | |
100 | #define NFC_HCI_ANY_OPEN_PIPE 0x03 | |
101 | #define NFC_HCI_ANY_CLOSE_PIPE 0x04 | |
102 | ||
103 | /* Reader RF commands */ | |
104 | #define NFC_HCI_WR_XCHG_DATA 0x10 | |
105 | ||
106 | /* Admin commands */ | |
107 | #define NFC_HCI_ADM_CREATE_PIPE 0x10 | |
108 | #define NFC_HCI_ADM_DELETE_PIPE 0x11 | |
109 | #define NFC_HCI_ADM_NOTIFY_PIPE_CREATED 0x12 | |
110 | #define NFC_HCI_ADM_NOTIFY_PIPE_DELETED 0x13 | |
111 | #define NFC_HCI_ADM_CLEAR_ALL_PIPE 0x14 | |
112 | #define NFC_HCI_ADM_NOTIFY_ALL_PIPE_CLEARED 0x15 | |
113 | ||
114 | /* Generic responses */ | |
115 | #define NFC_HCI_ANY_OK 0x00 | |
116 | #define NFC_HCI_ANY_E_NOT_CONNECTED 0x01 | |
117 | #define NFC_HCI_ANY_E_CMD_PAR_UNKNOWN 0x02 | |
118 | #define NFC_HCI_ANY_E_NOK 0x03 | |
119 | #define NFC_HCI_ANY_E_PIPES_FULL 0x04 | |
120 | #define NFC_HCI_ANY_E_REG_PAR_UNKNOWN 0x05 | |
121 | #define NFC_HCI_ANY_E_PIPE_NOT_OPENED 0x06 | |
122 | #define NFC_HCI_ANY_E_CMD_NOT_SUPPORTED 0x07 | |
123 | #define NFC_HCI_ANY_E_INHIBITED 0x08 | |
124 | #define NFC_HCI_ANY_E_TIMEOUT 0x09 | |
125 | #define NFC_HCI_ANY_E_REG_ACCESS_DENIED 0x0a | |
126 | #define NFC_HCI_ANY_E_PIPE_ACCESS_DENIED 0x0b | |
127 | ||
8b8d2e08 | 128 | #endif /* __LOCAL_HCI_H */ |