1/* SPDX-License-Identifier: GPL-2.0 */
  2/*
  3 * BlueZ - Bluetooth protocol stack for Linux
  4 *
  5 * Copyright (C) 2021 Intel Corporation
  6 */
  7
  8typedef int (*hci_cmd_sync_work_func_t)(struct hci_dev *hdev, void *data);
  9typedef void (*hci_cmd_sync_work_destroy_t)(struct hci_dev *hdev, void *data,
 10					    int err);
 11
 12struct 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
 19struct adv_info;
 20/* Function with sync suffix shall not be called with hdev->lock held as they
 21 * wait the command to complete and in the meantime an event could be received
 22 * which could attempt to acquire hdev->lock causing a deadlock.
 23 */
 24struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
 25			       const void *param, u32 timeout);
 26struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
 27			     const void *param, u32 timeout);
 28struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen,
 29				  const void *param, u8 event, u32 timeout);
 30struct sk_buff *__hci_cmd_sync_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
 31				  const void *param, u8 event, u32 timeout,
 32				  struct sock *sk);
 33int __hci_cmd_sync_status(struct hci_dev *hdev, u16 opcode, u32 plen,
 34			  const void *param, u32 timeout);
 35int __hci_cmd_sync_status_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
 36			     const void *param, u8 event, u32 timeout,
 37			     struct sock *sk);
 38
 39void hci_cmd_sync_init(struct hci_dev *hdev);
 40void hci_cmd_sync_clear(struct hci_dev *hdev);
 41void hci_cmd_sync_cancel(struct hci_dev *hdev, int err);
 42void __hci_cmd_sync_cancel(struct hci_dev *hdev, int err);
 43
 44int hci_cmd_sync_queue(struct hci_dev *hdev, hci_cmd_sync_work_func_t func,
 45		       void *data, hci_cmd_sync_work_destroy_t destroy);
 46
 47int hci_update_eir_sync(struct hci_dev *hdev);
 48int hci_update_class_sync(struct hci_dev *hdev);
 49
 50int hci_update_eir_sync(struct hci_dev *hdev);
 51int hci_update_class_sync(struct hci_dev *hdev);
 52int hci_update_name_sync(struct hci_dev *hdev);
 53int hci_write_ssp_mode_sync(struct hci_dev *hdev, u8 mode);
 54
 55int hci_get_random_address(struct hci_dev *hdev, bool require_privacy,
 56			   bool use_rpa, struct adv_info *adv_instance,
 57			   u8 *own_addr_type, bdaddr_t *rand_addr);
 58
 59int hci_update_random_address_sync(struct hci_dev *hdev, bool require_privacy,
 60				   bool rpa, u8 *own_addr_type);
 61
 62int hci_update_scan_rsp_data_sync(struct hci_dev *hdev, u8 instance);
 63int hci_update_adv_data_sync(struct hci_dev *hdev, u8 instance);
 64int hci_update_adv_data(struct hci_dev *hdev, u8 instance);
 65int hci_schedule_adv_instance_sync(struct hci_dev *hdev, u8 instance,
 66				   bool force);
 67
 68int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance);
 69int hci_start_ext_adv_sync(struct hci_dev *hdev, u8 instance);
 70int hci_enable_ext_advertising_sync(struct hci_dev *hdev, u8 instance);
 71int hci_enable_advertising_sync(struct hci_dev *hdev);
 72int hci_enable_advertising(struct hci_dev *hdev);
 73
 74int hci_start_per_adv_sync(struct hci_dev *hdev, u8 instance, u8 data_len,
 75			   u8 *data, u32 flags, u16 min_interval,
 76			   u16 max_interval, u16 sync_interval);
 77
 78int hci_remove_advertising_sync(struct hci_dev *hdev, struct sock *sk,
 79				u8 instance, bool force);
 80int hci_disable_advertising_sync(struct hci_dev *hdev);
 81int hci_clear_adv_instance_sync(struct hci_dev *hdev, struct sock *sk,
 82				u8 instance, bool force);
 83int hci_update_passive_scan_sync(struct hci_dev *hdev);
 84int hci_update_passive_scan(struct hci_dev *hdev);
 85int hci_read_rssi_sync(struct hci_dev *hdev, __le16 handle);
 86int hci_read_tx_power_sync(struct hci_dev *hdev, __le16 handle, u8 type);
 87int hci_write_sc_support_sync(struct hci_dev *hdev, u8 val);
 88int hci_read_clock_sync(struct hci_dev *hdev, struct hci_cp_read_clock *cp);
 89
 90int hci_write_fast_connectable_sync(struct hci_dev *hdev, bool enable);
 91int hci_update_scan_sync(struct hci_dev *hdev);
 92int hci_update_scan(struct hci_dev *hdev);
 93
 94int hci_write_le_host_supported_sync(struct hci_dev *hdev, u8 le, u8 simul);
 95int hci_remove_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance,
 96				     struct sock *sk);
 97int hci_remove_ext_adv_instance(struct hci_dev *hdev, u8 instance);
 98struct sk_buff *hci_read_local_oob_data_sync(struct hci_dev *hdev, bool ext,
 99					     struct sock *sk);
100
101int hci_reset_sync(struct hci_dev *hdev);
102int hci_dev_open_sync(struct hci_dev *hdev);
103int hci_dev_close_sync(struct hci_dev *hdev);
104
105int hci_powered_update_sync(struct hci_dev *hdev);
106int hci_set_powered_sync(struct hci_dev *hdev, u8 val);
107
108int hci_update_discoverable_sync(struct hci_dev *hdev);
109int hci_update_discoverable(struct hci_dev *hdev);
110
111int hci_update_connectable_sync(struct hci_dev *hdev);
112
113int hci_start_discovery_sync(struct hci_dev *hdev);
114int hci_stop_discovery_sync(struct hci_dev *hdev);
115
116int hci_suspend_sync(struct hci_dev *hdev);
117int hci_resume_sync(struct hci_dev *hdev);
118
119struct hci_conn;
120
121int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason);
122
123int hci_le_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn);
124
125int hci_le_remove_cig_sync(struct hci_dev *hdev, u8 handle);
126
127int hci_le_terminate_big_sync(struct hci_dev *hdev, u8 handle, u8 reason);
128
129int hci_le_big_terminate_sync(struct hci_dev *hdev, u8 handle);
130
131int hci_le_pa_terminate_sync(struct hci_dev *hdev, u16 handle);