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1#ifndef __SOUND_AK4XXX_ADDA_H
2#define __SOUND_AK4XXX_ADDA_H
3
4/*
5 * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4381
6 * AD and DA converters
7 *
8 * Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 */
25
26#ifndef AK4XXX_MAX_CHIPS
27#define AK4XXX_MAX_CHIPS 4
28#endif
29
dc4cafba 30struct snd_akm4xxx;
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31
32struct snd_ak4xxx_ops {
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33 void (*lock)(struct snd_akm4xxx *ak, int chip);
34 void (*unlock)(struct snd_akm4xxx *ak, int chip);
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35 void (*write)(struct snd_akm4xxx *ak, int chip, unsigned char reg,
36 unsigned char val);
dc4cafba 37 void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate);
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38};
39
40#define AK4XXX_IMAGE_SIZE (AK4XXX_MAX_CHIPS * 16) /* 64 bytes */
41
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42/* DAC label and channels */
43struct snd_akm4xxx_dac_channel {
44 char *name; /* mixer volume name */
45 unsigned int num_channels;
46};
47
48/* ADC labels and channels */
49struct snd_akm4xxx_adc_channel {
50 char *name; /* capture gain volume label */
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51 char *switch_name; /* capture switch */
52 unsigned int num_channels;
53};
54
1da177e4 55struct snd_akm4xxx {
dc4cafba 56 struct snd_card *card;
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57 unsigned int num_adcs; /* AK4524 or AK4528 ADCs */
58 unsigned int num_dacs; /* AK4524 or AK4528 DACs */
59 unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */
723b2b0d 60 unsigned char volumes[AK4XXX_IMAGE_SIZE]; /* saved volume values */
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61 unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */
62 void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */
63 /* template should fill the following fields */
cb9d24e4 64 unsigned int idx_offset; /* control index offset */
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65 enum {
66 SND_AK4524, SND_AK4528, SND_AK4529,
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67 SND_AK4355, SND_AK4358, SND_AK4381,
68 SND_AK5365
1da177e4 69 } type;
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70
71 /* (array) information of combined codecs */
72 struct snd_akm4xxx_dac_channel *dac_info;
73 struct snd_akm4xxx_adc_channel *adc_info;
74
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75 struct snd_ak4xxx_ops ops;
76};
77
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78void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
79 unsigned char val);
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80void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state);
81void snd_akm4xxx_init(struct snd_akm4xxx *ak);
82int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak);
1da177e4 83
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84#define snd_akm4xxx_get(ak,chip,reg) \
85 (ak)->images[(chip) * 16 + (reg)]
86#define snd_akm4xxx_set(ak,chip,reg,val) \
87 ((ak)->images[(chip) * 16 + (reg)] = (val))
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88#define snd_akm4xxx_get_vol(ak,chip,reg) \
89 (ak)->volumes[(chip) * 16 + (reg)]
90#define snd_akm4xxx_set_vol(ak,chip,reg,val) \
91 ((ak)->volumes[(chip) * 16 + (reg)] = (val))
92
1da177e4 93#endif /* __SOUND_AK4XXX_ADDA_H */