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ad1843.h
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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 <[email protected]>
7  * Copyright 2008 Thomas Bogendoerfer <[email protected]>
8  */
9 
10 #ifndef __SOUND_AD1843_H
11 #define __SOUND_AD1843_H
12 
13 struct 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 
27 int ad1843_get_gain_max(struct snd_ad1843 *ad1843, int id);
28 int ad1843_get_gain(struct snd_ad1843 *ad1843, int id);
29 int ad1843_set_gain(struct snd_ad1843 *ad1843, int id, int newval);
30 int ad1843_get_recsrc(struct snd_ad1843 *ad1843);
31 int ad1843_set_recsrc(struct snd_ad1843 *ad1843, int newsrc);
32 void 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);
37 void ad1843_shutdown_dac(struct snd_ad1843 *ad1843,
38  unsigned int id);
39 void ad1843_setup_adc(struct snd_ad1843 *ad1843,
40  unsigned int framerate,
41  snd_pcm_format_t fmt,
42  unsigned int channels);
43 void ad1843_shutdown_adc(struct snd_ad1843 *ad1843);
44 int ad1843_init(struct snd_ad1843 *ad1843);
45 
46 #endif /* __SOUND_AD1843_H */
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