net/bluetooth/hci_request.h

   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
  23 struct hci_request {
  24         struct hci_dev          *hdev;
  25         struct sk_buff_head     cmd_q;
  26
  27         /* If something goes wrong when building the HCI request, the error
  28          * value is stored in this field.
  29          */
  30         int                     err;
  31 };
  32
  33 void hci_req_init(struct hci_request *req, struct hci_dev *hdev);
  34 int hci_req_run(struct hci_request *req, hci_req_complete_t complete);
  35 int hci_req_run_skb(struct hci_request *req, hci_req_complete_skb_t complete);
  36 void hci_req_add(struct hci_request *req, u16 opcode, u32 plen,
  37                  const void *param);
  38 void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen,
  39                     const void *param, u8 event);
  40 void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status,
  41                           hci_req_complete_t *req_complete,
  42                           hci_req_complete_skb_t *req_complete_skb);
  43
  44 struct sk_buff *hci_prepare_cmd(struct hci_dev *hdev, u16 opcode, u32 plen,
  45                                 const void *param);
  46
  47 void hci_req_add_le_scan_disable(struct hci_request *req);
  48 void hci_req_add_le_passive_scan(struct hci_request *req);
  49
  50 void hci_update_page_scan(struct hci_dev *hdev);
  51 void __hci_update_page_scan(struct hci_request *req);
  52
  53 int hci_update_random_address(struct hci_request *req, bool require_privacy,
  54                               u8 *own_addr_type);
  55
  56 void hci_update_background_scan(struct hci_dev *hdev);
  57 void __hci_update_background_scan(struct hci_request *req);
  58
  59 int hci_abort_conn(struct hci_conn *conn, u8 reason);
  60 void __hci_abort_conn(struct hci_request *req, struct hci_conn *conn,
  61                       u8 reason);