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0857dd3b JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
3 | Copyright (C) 2014 Intel Corporation | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License version 2 as | |
7 | published by the Free Software Foundation; | |
8 | ||
9 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
10 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
11 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
12 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
13 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
14 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
15 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
16 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
17 | ||
18 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
19 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
20 | SOFTWARE IS DISCLAIMED. | |
21 | */ | |
22 | ||
1b422066 MN |
23 | #include <asm/unaligned.h> |
24 | ||
161510cc LAD |
25 | #define HCI_REQ_DONE 0 |
26 | #define HCI_REQ_PEND 1 | |
27 | #define HCI_REQ_CANCELED 2 | |
28 | ||
b504430c JH |
29 | #define hci_req_sync_lock(hdev) mutex_lock(&hdev->req_lock) |
30 | #define hci_req_sync_unlock(hdev) mutex_unlock(&hdev->req_lock) | |
be91cd05 | 31 | |
6a98e383 MH |
32 | #define HCI_REQ_DONE 0 |
33 | #define HCI_REQ_PEND 1 | |
34 | #define HCI_REQ_CANCELED 2 | |
35 | ||
0857dd3b JH |
36 | struct hci_request { |
37 | struct hci_dev *hdev; | |
38 | struct sk_buff_head cmd_q; | |
39 | ||
40 | /* If something goes wrong when building the HCI request, the error | |
41 | * value is stored in this field. | |
42 | */ | |
43 | int err; | |
44 | }; | |
45 | ||
46 | void hci_req_init(struct hci_request *req, struct hci_dev *hdev); | |
f17d858e | 47 | void hci_req_purge(struct hci_request *req); |
f80c5dad | 48 | bool hci_req_status_pend(struct hci_dev *hdev); |
0857dd3b | 49 | int hci_req_run(struct hci_request *req, hci_req_complete_t complete); |
e6214487 | 50 | int hci_req_run_skb(struct hci_request *req, hci_req_complete_skb_t complete); |
161510cc LAD |
51 | void hci_req_sync_complete(struct hci_dev *hdev, u8 result, u16 opcode, |
52 | struct sk_buff *skb); | |
0857dd3b JH |
53 | void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, |
54 | const void *param); | |
55 | void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, | |
56 | const void *param, u8 event); | |
e6214487 JH |
57 | void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status, |
58 | hci_req_complete_t *req_complete, | |
59 | hci_req_complete_skb_t *req_complete_skb); | |
0857dd3b | 60 | |
a1d01db1 JH |
61 | int hci_req_sync(struct hci_dev *hdev, int (*req)(struct hci_request *req, |
62 | unsigned long opt), | |
4ebeee2d | 63 | unsigned long opt, u32 timeout, u8 *hci_status); |
a1d01db1 JH |
64 | int __hci_req_sync(struct hci_dev *hdev, int (*func)(struct hci_request *req, |
65 | unsigned long opt), | |
4ebeee2d | 66 | unsigned long opt, u32 timeout, u8 *hci_status); |
be91cd05 | 67 | |
0857dd3b JH |
68 | struct sk_buff *hci_prepare_cmd(struct hci_dev *hdev, u16 opcode, u32 plen, |
69 | const void *param); | |
70 | ||
5c49bcce | 71 | void hci_req_add_le_scan_disable(struct hci_request *req, bool rpa_le_conn); |
0857dd3b JH |
72 | void hci_req_add_le_passive_scan(struct hci_request *req); |
73 | ||
5fc16cc4 JH |
74 | void hci_request_setup(struct hci_dev *hdev); |
75 | void hci_request_cancel_all(struct hci_dev *hdev); |