xref: /netbsd-src/sys/dev/bluetooth/btsco.h (revision 1fbab01a9353563bcc435f692ca5268e5626005a)
1 /*	$NetBSD: btsco.h,v 1.3 2015/09/06 06:01:00 dholland Exp $	*/
2 
3 /*-
4  * Copyright (c) 2006 Itronix Inc.
5  * All rights reserved.
6  *
7  * Written by Iain Hibbert for Itronix Inc.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. The name of Itronix Inc. may not be used to endorse
18  *    or promote products derived from this software without specific
19  *    prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28  * ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #ifndef _DEV_BLUETOOTH_BTSCO_H_
35 #define _DEV_BLUETOOTH_BTSCO_H_
36 
37 #include <sys/ioccom.h>
38 #include <netbt/bluetooth.h>
39 
40 /* btsco(4) properties */
41 #define BTSCOlisten		"listen"
42 #define BTSCOchannel		"rfcomm-channel"
43 
44 /*
45  * We need to provide a way to get the SCO Audio contact information
46  * from the audio device so that the control channel can be set up
47  */
48 
49 struct btsco_info {
50 	bdaddr_t	laddr;		/* controller addr */
51 	bdaddr_t	raddr;		/* remote addr */
52 	uint8_t		channel;	/* RFCOMM channel */
53 	int		vgs;		/* mixer index speaker */
54 	int		vgm;		/* mixer index mic */
55 };
56 
57 #define	BTSCO_GETINFO		_IOR('b', 16, struct btsco_info)
58 
59 #define BTSCO_DELTA		16	/* volume delta */
60 
61 #endif /* _DEV_BLUETOOTH_BTSCO_H_ */
62