Remove some duplicate FreeBSD CVS IDs, move some IDs to better places.
[dragonfly.git] / sys / dev / sound / pcm / mixer.h
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1/*
2 * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: src/sys/dev/sound/pcm/mixer.h,v 1.2.2.6 2002/04/22 15:49:36 cg Exp $
41c20dac 27 * $DragonFly: src/sys/dev/sound/pcm/mixer.h,v 1.3 2003/06/23 17:55:34 dillon Exp $
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28 */
29
30int mixer_init(device_t dev, kobj_class_t cls, void *devinfo);
31int mixer_uninit(device_t dev);
32int mixer_reinit(device_t dev);
41c20dac 33int mixer_ioctl(dev_t i_dev, u_long cmd, caddr_t arg, int mode, struct thread *td);
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34
35int mixer_hwvol_init(device_t dev);
36void mixer_hwvol_mute(device_t dev);
37void mixer_hwvol_step(device_t dev, int left_step, int right_step);
38
39void mix_setdevs(struct snd_mixer *m, u_int32_t v);
40void mix_setrecdevs(struct snd_mixer *m, u_int32_t v);
41u_int32_t mix_getdevs(struct snd_mixer *m);
42u_int32_t mix_getrecdevs(struct snd_mixer *m);
43void *mix_getdevinfo(struct snd_mixer *m);
44
45/*
46 * this is a kludge to allow hiding of the struct snd_mixer definition
47 * 512 should be enough for all architectures
48 */
49#define MIXER_SIZE (512 + sizeof(struct kobj))
50
51#define MIXER_DECLARE(name) DEFINE_CLASS(name, name ## _methods, MIXER_SIZE)