Root/include/sound/ad1843.h

1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright 2003 Vivien Chappelier <vivien.chappelier@linux-mips.org>
7 * Copyright 2008 Thomas Bogendoerfer <tsbogend@franken.de>
8 */
9
10#ifndef __SOUND_AD1843_H
11#define __SOUND_AD1843_H
12
13struct snd_ad1843 {
14    void *chip;
15    int (*read)(void *chip, int reg);
16    int (*write)(void *chip, int reg, int val);
17};
18
19#define AD1843_GAIN_RECLEV 0
20#define AD1843_GAIN_LINE 1
21#define AD1843_GAIN_LINE_2 2
22#define AD1843_GAIN_MIC 3
23#define AD1843_GAIN_PCM_0 4
24#define AD1843_GAIN_PCM_1 5
25#define AD1843_GAIN_SIZE (AD1843_GAIN_PCM_1+1)
26
27int ad1843_get_gain_max(struct snd_ad1843 *ad1843, int id);
28int ad1843_get_gain(struct snd_ad1843 *ad1843, int id);
29int ad1843_set_gain(struct snd_ad1843 *ad1843, int id, int newval);
30int ad1843_get_recsrc(struct snd_ad1843 *ad1843);
31int ad1843_set_recsrc(struct snd_ad1843 *ad1843, int newsrc);
32void ad1843_setup_dac(struct snd_ad1843 *ad1843,
33              unsigned int id,
34              unsigned int framerate,
35              snd_pcm_format_t fmt,
36              unsigned int channels);
37void ad1843_shutdown_dac(struct snd_ad1843 *ad1843,
38             unsigned int id);
39void ad1843_setup_adc(struct snd_ad1843 *ad1843,
40              unsigned int framerate,
41              snd_pcm_format_t fmt,
42              unsigned int channels);
43void ad1843_shutdown_adc(struct snd_ad1843 *ad1843);
44int ad1843_init(struct snd_ad1843 *ad1843);
45
46#endif /* __SOUND_AD1843_H */
47

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