sys/dev/isa/cs4231var.h

   1 /* $NetBSD: cs4231var.h,v 1.6 2005/12/11 12:22:02 christos 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  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * Software gunk for CS4231, as used in Gravis UltraSound MAX.
  34  */
  35
  36 struct cs4231_softc {
  37     int in_port;                        /* which MUX input port? */
  38 #define CS4231_MUX_MIXED_IN     0
  39 #define CS4231_MUX_MIC_IN       1
  40 #define CS4231_MUX_AUX1_IN      2
  41 #define CS4231_MUX_LINE_IN      3
  42 };
  43
  44 int     cs4231_set_linein_gain(struct ad1848_softc *, struct ad1848_volume *);
  45 int     cs4231_get_linein_gain(struct ad1848_softc *, struct ad1848_volume *);
  46 int     cs4231_set_mono_gain(struct ad1848_softc *, struct ad1848_volume *);
  47 int     cs4231_get_mono_gain(struct ad1848_softc *, struct ad1848_volume *);
  48 void    cs4231_mute_mono(struct ad1848_softc *, int /* onoff */);
  49 void    cs4231_mute_line(struct ad1848_softc *, int /* onoff */);
  50 void    cs4231_mute_monitor(struct ad1848_softc *, int /* onoff */);