Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/*
2 Copyright (c) 2010,2011 Code Aurora Forum. All rights reserved.
3 Copyright (c) 2011,2012 Intel Corp.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License version 2 and
7 only version 2 as published by the Free Software Foundation.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13*/
14
15#ifndef __A2MP_H
16#define __A2MP_H
17
18#include <net/bluetooth/l2cap.h>
19
20#define A2MP_FEAT_EXT 0x8000
21
22struct amp_mgr {
23 struct l2cap_conn *l2cap_conn;
24 struct l2cap_chan *a2mp_chan;
25 struct kref kref;
26 __u8 ident;
27 __u8 handle;
28 unsigned long flags;
29};
30
31struct a2mp_cmd {
32 __u8 code;
33 __u8 ident;
34 __le16 len;
35 __u8 data[0];
36} __packed;
37
38/* A2MP command codes */
39#define A2MP_COMMAND_REJ 0x01
40struct a2mp_cmd_rej {
41 __le16 reason;
42 __u8 data[0];
43} __packed;
44
45#define A2MP_DISCOVER_REQ 0x02
46struct a2mp_discov_req {
47 __le16 mtu;
48 __le16 ext_feat;
49} __packed;
50
51struct a2mp_cl {
52 __u8 id;
53 __u8 type;
54 __u8 status;
55} __packed;
56
57#define A2MP_DISCOVER_RSP 0x03
58struct a2mp_discov_rsp {
59 __le16 mtu;
60 __le16 ext_feat;
61 struct a2mp_cl cl[0];
62} __packed;
63
64#define A2MP_CHANGE_NOTIFY 0x04
65#define A2MP_CHANGE_RSP 0x05
66
67#define A2MP_GETINFO_REQ 0x06
68struct a2mp_info_req {
69 __u8 id;
70} __packed;
71
72#define A2MP_GETINFO_RSP 0x07
73struct a2mp_info_rsp {
74 __u8 id;
75 __u8 status;
76 __le32 total_bw;
77 __le32 max_bw;
78 __le32 min_latency;
79 __le16 pal_cap;
80 __le16 assoc_size;
81} __packed;
82
83#define A2MP_GETAMPASSOC_REQ 0x08
84struct a2mp_amp_assoc_req {
85 __u8 id;
86} __packed;
87
88#define A2MP_GETAMPASSOC_RSP 0x09
89struct a2mp_amp_assoc_rsp {
90 __u8 id;
91 __u8 status;
92 __u8 amp_assoc[0];
93} __packed;
94
95#define A2MP_CREATEPHYSLINK_REQ 0x0A
96#define A2MP_DISCONNPHYSLINK_REQ 0x0C
97struct a2mp_physlink_req {
98 __u8 local_id;
99 __u8 remote_id;
100 __u8 amp_assoc[0];
101} __packed;
102
103#define A2MP_CREATEPHYSLINK_RSP 0x0B
104#define A2MP_DISCONNPHYSLINK_RSP 0x0D
105struct a2mp_physlink_rsp {
106 __u8 local_id;
107 __u8 remote_id;
108 __u8 status;
109} __packed;
110
111/* A2MP response status */
112#define A2MP_STATUS_SUCCESS 0x00
113#define A2MP_STATUS_INVALID_CTRL_ID 0x01
114#define A2MP_STATUS_UNABLE_START_LINK_CREATION 0x02
115#define A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS 0x02
116#define A2MP_STATUS_COLLISION_OCCURED 0x03
117#define A2MP_STATUS_DISCONN_REQ_RECVD 0x04
118#define A2MP_STATUS_PHYS_LINK_EXISTS 0x05
119#define A2MP_STATUS_SECURITY_VIOLATION 0x06
120
121void amp_mgr_get(struct amp_mgr *mgr);
122int amp_mgr_put(struct amp_mgr *mgr);
123struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn,
124 struct sk_buff *skb);
125
126#endif /* __A2MP_H */