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 struct 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 */ 24 struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 25 const void *param, u32 timeout); 26 struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 27 const void *param, u32 timeout); 28 struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 29 const void *param, u8 event, u32 timeout); 30 struct 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); 33 int __hci_cmd_sync_status(struct hci_dev *hdev, u16 opcode, u32 plen, 34 const void *param, u32 timeout); 35 int __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 39 void hci_cmd_sync_init(struct hci_dev *hdev); 40 void hci_cmd_sync_clear(struct hci_dev *hdev); 41 void hci_cmd_sync_cancel(struct hci_dev *hdev, int err); 42 void __hci_cmd_sync_cancel(struct hci_dev *hdev, int err); 43 44 int 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 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_eir_sync(struct hci_dev *hdev); 51 int hci_update_class_sync(struct hci_dev *hdev); 52 int hci_update_name_sync(struct hci_dev *hdev); 53 int hci_write_ssp_mode_sync(struct hci_dev *hdev, u8 mode); 54 55 int 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 59 int hci_update_random_address_sync(struct hci_dev *hdev, bool require_privacy, 60 bool rpa, u8 *own_addr_type); 61 62 int hci_update_scan_rsp_data_sync(struct hci_dev *hdev, u8 instance); 63 int hci_update_adv_data_sync(struct hci_dev *hdev, u8 instance); 64 int hci_update_adv_data(struct hci_dev *hdev, u8 instance); 65 int hci_schedule_adv_instance_sync(struct hci_dev *hdev, u8 instance, 66 bool force); 67 68 int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance); 69 int hci_start_ext_adv_sync(struct hci_dev *hdev, u8 instance); 70 int hci_enable_ext_advertising_sync(struct hci_dev *hdev, u8 instance); 71 int hci_enable_advertising_sync(struct hci_dev *hdev); 72 int hci_enable_advertising(struct hci_dev *hdev); 73 74 int 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 78 int hci_remove_advertising_sync(struct hci_dev *hdev, struct sock *sk, 79 u8 instance, bool force); 80 int hci_disable_advertising_sync(struct hci_dev *hdev); 81 int hci_clear_adv_instance_sync(struct hci_dev *hdev, struct sock *sk, 82 u8 instance, bool force); 83 int hci_update_passive_scan_sync(struct hci_dev *hdev); 84 int hci_update_passive_scan(struct hci_dev *hdev); 85 int hci_read_rssi_sync(struct hci_dev *hdev, __le16 handle); 86 int hci_read_tx_power_sync(struct hci_dev *hdev, __le16 handle, u8 type); 87 int hci_write_sc_support_sync(struct hci_dev *hdev, u8 val); 88 int hci_read_clock_sync(struct hci_dev *hdev, struct hci_cp_read_clock *cp); 89 90 int hci_write_fast_connectable_sync(struct hci_dev *hdev, bool enable); 91 int hci_update_scan_sync(struct hci_dev *hdev); 92 int hci_update_scan(struct hci_dev *hdev); 93 94 int hci_write_le_host_supported_sync(struct hci_dev *hdev, u8 le, u8 simul); 95 int hci_remove_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance, 96 struct sock *sk); 97 int hci_remove_ext_adv_instance(struct hci_dev *hdev, u8 instance); 98 struct sk_buff *hci_read_local_oob_data_sync(struct hci_dev *hdev, bool ext, 99 struct sock *sk); 100 101 int hci_reset_sync(struct hci_dev *hdev); 102 int hci_dev_open_sync(struct hci_dev *hdev); 103 int hci_dev_close_sync(struct hci_dev *hdev); 104 105 int hci_powered_update_sync(struct hci_dev *hdev); 106 int hci_set_powered_sync(struct hci_dev *hdev, u8 val); 107 108 int hci_update_discoverable_sync(struct hci_dev *hdev); 109 int hci_update_discoverable(struct hci_dev *hdev); 110 111 int hci_update_connectable_sync(struct hci_dev *hdev); 112 113 int hci_start_discovery_sync(struct hci_dev *hdev); 114 int hci_stop_discovery_sync(struct hci_dev *hdev); 115 116 int hci_suspend_sync(struct hci_dev *hdev); 117 int hci_resume_sync(struct hci_dev *hdev); 118 119 struct hci_conn; 120 121 int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason); 122 123 int hci_le_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn); 124 125 int hci_le_remove_cig_sync(struct hci_dev *hdev, u8 handle); 126 127 int hci_le_terminate_big_sync(struct hci_dev *hdev, u8 handle, u8 reason); 128 129 int hci_le_big_terminate_sync(struct hci_dev *hdev, u8 handle); 130 131 int hci_le_pa_terminate_sync(struct hci_dev *hdev, u16 handle); 132