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 #define UINT_PTR(_handle)		((void *)((uintptr_t)_handle))
9 #define PTR_UINT(_ptr)			((uintptr_t)((void *)_ptr))
10 
11 typedef int (*hci_cmd_sync_work_func_t)(struct hci_dev *hdev, void *data);
12 typedef void (*hci_cmd_sync_work_destroy_t)(struct hci_dev *hdev, void *data,
13 					    int err);
14 
15 struct hci_cmd_sync_work_entry {
16 	struct list_head list;
17 	hci_cmd_sync_work_func_t func;
18 	void *data;
19 	hci_cmd_sync_work_destroy_t destroy;
20 };
21 
22 struct adv_info;
23 /* Function with sync suffix shall not be called with hdev->lock held as they
24  * wait the command to complete and in the meantime an event could be received
25  * which could attempt to acquire hdev->lock causing a deadlock.
26  */
27 struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
28 			       const void *param, u32 timeout);
29 struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
30 			     const void *param, u32 timeout);
31 struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen,
32 				  const void *param, u8 event, u32 timeout);
33 struct sk_buff *__hci_cmd_sync_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
34 				  const void *param, u8 event, u32 timeout,
35 				  struct sock *sk);
36 int __hci_cmd_sync_status(struct hci_dev *hdev, u16 opcode, u32 plen,
37 			  const void *param, u32 timeout);
38 int __hci_cmd_sync_status_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
39 			     const void *param, u8 event, u32 timeout,
40 			     struct sock *sk);
41 
42 void hci_cmd_sync_init(struct hci_dev *hdev);
43 void hci_cmd_sync_clear(struct hci_dev *hdev);
44 void hci_cmd_sync_cancel(struct hci_dev *hdev, int err);
45 void __hci_cmd_sync_cancel(struct hci_dev *hdev, int err);
46 
47 int hci_cmd_sync_submit(struct hci_dev *hdev, hci_cmd_sync_work_func_t func,
48 			void *data, hci_cmd_sync_work_destroy_t destroy);
49 int hci_cmd_sync_queue(struct hci_dev *hdev, hci_cmd_sync_work_func_t func,
50 		       void *data, hci_cmd_sync_work_destroy_t destroy);
51 
52 int hci_update_eir_sync(struct hci_dev *hdev);
53 int hci_update_class_sync(struct hci_dev *hdev);
54 
55 int hci_update_eir_sync(struct hci_dev *hdev);
56 int hci_update_class_sync(struct hci_dev *hdev);
57 int hci_update_name_sync(struct hci_dev *hdev);
58 int hci_write_ssp_mode_sync(struct hci_dev *hdev, u8 mode);
59 
60 int hci_get_random_address(struct hci_dev *hdev, bool require_privacy,
61 			   bool use_rpa, struct adv_info *adv_instance,
62 			   u8 *own_addr_type, bdaddr_t *rand_addr);
63 
64 int hci_update_random_address_sync(struct hci_dev *hdev, bool require_privacy,
65 				   bool rpa, u8 *own_addr_type);
66 
67 int hci_update_scan_rsp_data_sync(struct hci_dev *hdev, u8 instance);
68 int hci_update_adv_data_sync(struct hci_dev *hdev, u8 instance);
69 int hci_update_adv_data(struct hci_dev *hdev, u8 instance);
70 int hci_schedule_adv_instance_sync(struct hci_dev *hdev, u8 instance,
71 				   bool force);
72 
73 int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance);
74 int hci_start_ext_adv_sync(struct hci_dev *hdev, u8 instance);
75 int hci_enable_ext_advertising_sync(struct hci_dev *hdev, u8 instance);
76 int hci_enable_advertising_sync(struct hci_dev *hdev);
77 int hci_enable_advertising(struct hci_dev *hdev);
78 
79 int hci_start_per_adv_sync(struct hci_dev *hdev, u8 instance, u8 data_len,
80 			   u8 *data, u32 flags, u16 min_interval,
81 			   u16 max_interval, u16 sync_interval);
82 
83 int hci_remove_advertising_sync(struct hci_dev *hdev, struct sock *sk,
84 				u8 instance, bool force);
85 int hci_disable_advertising_sync(struct hci_dev *hdev);
86 int hci_clear_adv_instance_sync(struct hci_dev *hdev, struct sock *sk,
87 				u8 instance, bool force);
88 int hci_update_passive_scan_sync(struct hci_dev *hdev);
89 int hci_update_passive_scan(struct hci_dev *hdev);
90 int hci_read_rssi_sync(struct hci_dev *hdev, __le16 handle);
91 int hci_read_tx_power_sync(struct hci_dev *hdev, __le16 handle, u8 type);
92 int hci_write_sc_support_sync(struct hci_dev *hdev, u8 val);
93 int hci_read_clock_sync(struct hci_dev *hdev, struct hci_cp_read_clock *cp);
94 
95 int hci_write_fast_connectable_sync(struct hci_dev *hdev, bool enable);
96 int hci_update_scan_sync(struct hci_dev *hdev);
97 int hci_update_scan(struct hci_dev *hdev);
98 
99 int hci_write_le_host_supported_sync(struct hci_dev *hdev, u8 le, u8 simul);
100 int hci_remove_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance,
101 				     struct sock *sk);
102 int hci_remove_ext_adv_instance(struct hci_dev *hdev, u8 instance);
103 struct sk_buff *hci_read_local_oob_data_sync(struct hci_dev *hdev, bool ext,
104 					     struct sock *sk);
105 
106 int hci_reset_sync(struct hci_dev *hdev);
107 int hci_dev_open_sync(struct hci_dev *hdev);
108 int hci_dev_close_sync(struct hci_dev *hdev);
109 
110 int hci_powered_update_sync(struct hci_dev *hdev);
111 int hci_set_powered_sync(struct hci_dev *hdev, u8 val);
112 
113 int hci_update_discoverable_sync(struct hci_dev *hdev);
114 int hci_update_discoverable(struct hci_dev *hdev);
115 
116 int hci_update_connectable_sync(struct hci_dev *hdev);
117 
118 int hci_start_discovery_sync(struct hci_dev *hdev);
119 int hci_stop_discovery_sync(struct hci_dev *hdev);
120 
121 int hci_suspend_sync(struct hci_dev *hdev);
122 int hci_resume_sync(struct hci_dev *hdev);
123 
124 struct hci_conn;
125 
126 int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason);
127 
128 int hci_le_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn);
129 
130 int hci_le_create_cis_sync(struct hci_dev *hdev);
131 
132 int hci_le_remove_cig_sync(struct hci_dev *hdev, u8 handle);
133 
134 int hci_le_terminate_big_sync(struct hci_dev *hdev, u8 handle, u8 reason);
135 
136 int hci_le_big_terminate_sync(struct hci_dev *hdev, u8 handle);
137 
138 int hci_le_pa_terminate_sync(struct hci_dev *hdev, u16 handle);
139