xref: /netbsd-src/sys/dev/isa/cs4231var.h (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /* $NetBSD: cs4231var.h,v 1.3 1997/10/09 07:57:17 jtc Exp $ */
2 
3 /*-
4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Ken Hornstein and John Kohl.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *	  Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * Software gunk for CS4231, as used in Gravis UltraSound MAX.
41  */
42 
43 struct cs4231_softc {
44     int in_port;			/* which MUX input port? */
45 #define CS4231_MUX_MIXED_IN	0
46 #define CS4231_MUX_MIC_IN	1
47 #define CS4231_MUX_AUX1_IN	2
48 #define CS4231_MUX_LINE_IN	3
49 };
50 
51 int	cs4231_set_linein_gain __P((struct ad1848_softc *, struct ad1848_volume *));
52 int	cs4231_get_linein_gain __P((struct ad1848_softc *, struct ad1848_volume *));
53 int	cs4231_set_mono_gain __P((struct ad1848_softc *, struct ad1848_volume *));
54 int	cs4231_get_mono_gain __P((struct ad1848_softc *, struct ad1848_volume *));
55 void	cs4231_mute_mono __P((struct ad1848_softc *, int /* onoff */));
56 void	cs4231_mute_line __P((struct ad1848_softc *, int /* onoff */));
57 void	cs4231_mute_monitor __P((struct ad1848_softc *, int /* onoff */));
58