include/net/bluetooth/hci_sync.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * BlueZ - Bluetooth protocol stack for Linux
   4  *
   5  * Copyright (C) 2021 Intel Corporation
   6  */
   7
   8 typedef int (*hci_cmd_sync_work_func_t)(struct hci_dev *hdev, void *data);
   9 typedef void (*hci_cmd_sync_work_destroy_t)(struct hci_dev *hdev, void *data,
  10                                             int err);
  11
  12 struct hci_cmd_sync_work_entry {
  13         struct list_head list;
  14         hci_cmd_sync_work_func_t func;
  15         void *data;
  16         hci_cmd_sync_work_destroy_t destroy;
  17 };
  18
  19 /* Function with sync suffix shall not be called with hdev->lock held as they
  20  * wait the command to complete and in the meantime an event could be received
  21  * which could attempt to acquire hdev->lock causing a deadlock.
  22  */
  23 struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
  24                                const void *param, u32 timeout);
  25 struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
  26                              const void *param, u32 timeout);
  27 struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen,
  28                                   const void *param, u8 event, u32 timeout);
  29 struct sk_buff *__hci_cmd_sync_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
  30                                   const void *param, u8 event, u32 timeout,
  31                                   struct sock *sk);
  32 int __hci_cmd_sync_status(struct hci_dev *hdev, u16 opcode, u32 plen,
  33                           const void *param, u32 timeout);
  34 int __hci_cmd_sync_status_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
  35                              const void *param, u8 event, u32 timeout,
  36                              struct sock *sk);
  37
  38 void hci_cmd_sync_init(struct hci_dev *hdev);
  39 void hci_cmd_sync_clear(struct hci_dev *hdev);
  40
  41 int hci_cmd_sync_queue(struct hci_dev *hdev, hci_cmd_sync_work_func_t func,
  42                        void *data, hci_cmd_sync_work_destroy_t destroy);
  43
  44 int hci_update_eir_sync(struct hci_dev *hdev);
  45 int hci_update_class_sync(struct hci_dev *hdev);
  46
  47 int hci_update_eir_sync(struct hci_dev *hdev);
  48 int hci_update_class_sync(struct hci_dev *hdev);
  49
  50 int hci_update_random_address_sync(struct hci_dev *hdev, bool require_privacy,
  51                                    bool rpa, u8 *own_addr_type);
  52
  53 int hci_update_scan_rsp_data_sync(struct hci_dev *hdev, u8 instance);
  54 int hci_update_adv_data_sync(struct hci_dev *hdev, u8 instance);
  55 int hci_schedule_adv_instance_sync(struct hci_dev *hdev, u8 instance,
  56                                    bool force);
  57
  58 int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance);
  59 int hci_start_ext_adv_sync(struct hci_dev *hdev, u8 instance);
  60 int hci_enable_ext_advertising_sync(struct hci_dev *hdev, u8 instance);
  61 int hci_enable_advertising_sync(struct hci_dev *hdev);
  62 int hci_enable_advertising(struct hci_dev *hdev);
  63
  64 int hci_remove_advertising_sync(struct hci_dev *hdev, struct sock *sk,
  65                                 u8 instance, bool force);
  66 int hci_disable_advertising_sync(struct hci_dev *hdev);
  67
  68 int hci_update_passive_scan_sync(struct hci_dev *hdev);
  69 int hci_update_passive_scan(struct hci_dev *hdev);
  70
  71 int hci_dev_open_sync(struct hci_dev *hdev);
  72 int hci_dev_close_sync(struct hci_dev *hdev);
  73
  74 int hci_powered_update_sync(struct hci_dev *hdev);
  75 int hci_set_powered_sync(struct hci_dev *hdev, u8 val);
  76
  77 int hci_start_discovery_sync(struct hci_dev *hdev);
  78 int hci_stop_discovery_sync(struct hci_dev *hdev);