1/* $FreeBSD$ */
2
3/*-
4 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5 *
6 * Copyright (c) 2000-2002 Hiroyuki Aizu <aizu@navi.org>
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30/* prototypes from "uaudio.c" used by "uaudio_pcm.c" */
31
32#ifndef _UAUDIO_H_
33#define	_UAUDIO_H_
34
35struct uaudio_chan;
36struct uaudio_softc;
37struct snd_dbuf;
38struct snd_mixer;
39struct pcm_channel;
40
41extern int	uaudio_attach_sub(device_t dev, kobj_class_t mixer_class,
42		    kobj_class_t chan_class);
43extern int	uaudio_detach_sub(device_t dev);
44extern void	*uaudio_chan_init(struct uaudio_chan *ch, struct snd_dbuf *b,
45		    struct pcm_channel *c, int dir);
46extern int	uaudio_chan_free(struct uaudio_chan *ch);
47extern int	uaudio_chan_set_param_blocksize(struct uaudio_chan *ch,
48		    uint32_t blocksize);
49extern int	uaudio_chan_set_param_fragments(struct uaudio_chan *ch,
50		    uint32_t blocksize, uint32_t blockcount);
51extern int	uaudio_chan_set_param_speed(struct uaudio_chan *ch,
52		    uint32_t speed);
53extern int	uaudio_chan_getptr(struct uaudio_chan *ch);
54extern struct	pcmchan_caps *uaudio_chan_getcaps(struct uaudio_chan *ch);
55extern struct	pcmchan_matrix *uaudio_chan_getmatrix(struct uaudio_chan *ch,
56		    uint32_t format);
57extern int	uaudio_chan_set_param_format(struct uaudio_chan *ch,
58		    uint32_t format);
59extern void	uaudio_chan_start(struct uaudio_chan *ch);
60extern void	uaudio_chan_stop(struct uaudio_chan *ch);
61extern int	uaudio_mixer_init_sub(struct uaudio_softc *, struct snd_mixer *);
62extern int	uaudio_mixer_uninit_sub(struct uaudio_softc *, struct snd_mixer *);
63extern void	uaudio_mixer_set(struct uaudio_softc *, struct snd_mixer *,
64		    unsigned type, unsigned left, unsigned right);
65extern uint32_t	uaudio_mixer_setrecsrc(struct uaudio_softc *, struct snd_mixer *,
66		    uint32_t src);
67
68int	uaudio_get_vendor(device_t dev);
69int	uaudio_get_product(device_t dev);
70int	uaudio_get_release(device_t dev);
71
72#endif			/* _UAUDIO_H_ */
73