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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 | ||
b504430c JH |
23 | #define hci_req_sync_lock(hdev) mutex_lock(&hdev->req_lock) |
24 | #define hci_req_sync_unlock(hdev) mutex_unlock(&hdev->req_lock) | |
be91cd05 | 25 | |
0857dd3b JH |
26 | struct hci_request { |
27 | struct hci_dev *hdev; | |
28 | struct sk_buff_head cmd_q; | |
29 | ||
30 | /* If something goes wrong when building the HCI request, the error | |
31 | * value is stored in this field. | |
32 | */ | |
33 | int err; | |
34 | }; | |
35 | ||
36 | void hci_req_init(struct hci_request *req, struct hci_dev *hdev); | |
37 | int hci_req_run(struct hci_request *req, hci_req_complete_t complete); | |
e6214487 | 38 | int hci_req_run_skb(struct hci_request *req, hci_req_complete_skb_t complete); |
0857dd3b JH |
39 | void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, |
40 | const void *param); | |
41 | void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, | |
42 | const void *param, u8 event); | |
e6214487 JH |
43 | void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status, |
44 | hci_req_complete_t *req_complete, | |
45 | hci_req_complete_skb_t *req_complete_skb); | |
0857dd3b | 46 | |
a1d01db1 JH |
47 | int hci_req_sync(struct hci_dev *hdev, int (*req)(struct hci_request *req, |
48 | unsigned long opt), | |
4ebeee2d | 49 | unsigned long opt, u32 timeout, u8 *hci_status); |
a1d01db1 JH |
50 | int __hci_req_sync(struct hci_dev *hdev, int (*func)(struct hci_request *req, |
51 | unsigned long opt), | |
4ebeee2d | 52 | unsigned long opt, u32 timeout, u8 *hci_status); |
b504430c | 53 | void hci_req_sync_cancel(struct hci_dev *hdev, int err); |
be91cd05 | 54 | |
0857dd3b JH |
55 | struct sk_buff *hci_prepare_cmd(struct hci_dev *hdev, u16 opcode, u32 plen, |
56 | const void *param); | |
57 | ||
2ff13894 JH |
58 | int __hci_req_hci_power_on(struct hci_dev *hdev); |
59 | ||
bf943cbf | 60 | void __hci_req_write_fast_connectable(struct hci_request *req, bool enable); |
00cf5040 | 61 | void __hci_req_update_name(struct hci_request *req); |
b1a8917c | 62 | void __hci_req_update_eir(struct hci_request *req); |
00cf5040 | 63 | |
0857dd3b JH |
64 | void hci_req_add_le_scan_disable(struct hci_request *req); |
65 | void hci_req_add_le_passive_scan(struct hci_request *req); | |
66 | ||
f2252570 JH |
67 | void hci_req_reenable_advertising(struct hci_dev *hdev); |
68 | void __hci_req_enable_advertising(struct hci_request *req); | |
69 | void __hci_req_disable_advertising(struct hci_request *req); | |
cab054ab JH |
70 | void __hci_req_update_adv_data(struct hci_request *req, u8 instance); |
71 | int hci_req_update_adv_data(struct hci_dev *hdev, u8 instance); | |
72 | void __hci_req_update_scan_rsp_data(struct hci_request *req, u8 instance); | |
f2252570 JH |
73 | |
74 | int __hci_req_schedule_adv_instance(struct hci_request *req, u8 instance, | |
75 | bool force); | |
76 | void hci_req_clear_adv_instance(struct hci_dev *hdev, struct hci_request *req, | |
77 | u8 instance, bool force); | |
78 | ||
14bf5eac JH |
79 | void __hci_req_update_class(struct hci_request *req); |
80 | ||
2154d3f4 JH |
81 | /* Returns true if HCI commands were queued */ |
82 | bool hci_req_stop_discovery(struct hci_request *req); | |
83 | ||
01b1cb87 JH |
84 | static inline void hci_req_update_scan(struct hci_dev *hdev) |
85 | { | |
86 | queue_work(hdev->req_workqueue, &hdev->scan_update); | |
87 | } | |
88 | ||
89 | void __hci_req_update_scan(struct hci_request *req); | |
0857dd3b JH |
90 | |
91 | int hci_update_random_address(struct hci_request *req, bool require_privacy, | |
92 | u8 *own_addr_type); | |
2cf22218 | 93 | |
dcc0f0d9 JH |
94 | int hci_abort_conn(struct hci_conn *conn, u8 reason); |
95 | void __hci_abort_conn(struct hci_request *req, struct hci_conn *conn, | |
96 | u8 reason); | |
5fc16cc4 | 97 | |
2e93e53b JH |
98 | static inline void hci_update_background_scan(struct hci_dev *hdev) |
99 | { | |
100 | queue_work(hdev->req_workqueue, &hdev->bg_scan_update); | |
101 | } | |
102 | ||
5fc16cc4 JH |
103 | void hci_request_setup(struct hci_dev *hdev); |
104 | void hci_request_cancel_all(struct hci_dev *hdev); |