1 /*
2    Copyright (c) 2011,2012 Intel Corp.
3 
4    This program is free software; you can redistribute it and/or modify
5    it under the terms of the GNU General Public License version 2 and
6    only version 2 as published by the Free Software Foundation.
7 
8    This program is distributed in the hope that it will be useful,
9    but WITHOUT ANY WARRANTY; without even the implied warranty of
10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11    GNU General Public License for more details.
12 */
13 
14 #ifndef __AMP_H
15 #define __AMP_H
16 
17 struct amp_ctrl {
18 	struct list_head	list;
19 	struct kref		kref;
20 	__u8			id;
21 	__u16			assoc_len_so_far;
22 	__u16			assoc_rem_len;
23 	__u16			assoc_len;
24 	__u8			*assoc;
25 };
26 
27 int amp_ctrl_put(struct amp_ctrl *ctrl);
28 void amp_ctrl_get(struct amp_ctrl *ctrl);
29 struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr, u8 id);
30 struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id);
31 void amp_ctrl_list_flush(struct amp_mgr *mgr);
32 
33 struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr,
34 			     u8 remote_id, bool out);
35 
36 int phylink_gen_key(struct hci_conn *hcon, u8 *data, u8 *len, u8 *type);
37 
38 void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr);
39 void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle);
40 void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr);
41 void amp_read_loc_assoc_final_data(struct hci_dev *hdev,
42 				   struct hci_conn *hcon);
43 void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr,
44 			struct hci_conn *hcon);
45 void amp_accept_phylink(struct hci_dev *hdev, struct amp_mgr *mgr,
46 			struct hci_conn *hcon);
47 
48 #if IS_ENABLED(CONFIG_BT_HS)
49 void amp_create_logical_link(struct l2cap_chan *chan);
50 void amp_disconnect_logical_link(struct hci_chan *hchan);
51 #else
amp_create_logical_link(struct l2cap_chan * chan)52 static inline void amp_create_logical_link(struct l2cap_chan *chan)
53 {
54 }
55 
amp_disconnect_logical_link(struct hci_chan * hchan)56 static inline void amp_disconnect_logical_link(struct hci_chan *hchan)
57 {
58 }
59 #endif
60 
61 void amp_write_remote_assoc(struct hci_dev *hdev, u8 handle);
62 void amp_write_rem_assoc_continue(struct hci_dev *hdev, u8 handle);
63 void amp_physical_cfm(struct hci_conn *bredr_hcon, struct hci_conn *hs_hcon);
64 void amp_create_logical_link(struct l2cap_chan *chan);
65 void amp_disconnect_logical_link(struct hci_chan *hchan);
66 void amp_destroy_logical_link(struct hci_chan *hchan, u8 reason);
67 
68 #endif /* __AMP_H */
69