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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
30struct snd_akm4xxx;
31
32struct snd_ak4xxx_ops {
33 void (*lock)(struct snd_akm4xxx *ak, int chip);
34 void (*unlock)(struct snd_akm4xxx *ak, int chip);
35 void (*write)(struct snd_akm4xxx *ak, int chip, unsigned char reg,
36 unsigned char val);
37 void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate);
38};
39
40#define AK4XXX_IMAGE_SIZE (AK4XXX_MAX_CHIPS * 16) /* 64 bytes */
41
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 */
51 char *switch_name; /* capture switch */
52 unsigned int num_channels;
53 char *selector_name; /* capture source select label */
54 const char **input_names; /* capture source names (NULL terminated) */
55};
56
57struct snd_akm4xxx {
58 struct snd_card *card;
59 unsigned int num_adcs; /* AK4524 or AK4528 ADCs */
60 unsigned int num_dacs; /* AK4524 or AK4528 DACs */
61 unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */
62 unsigned char volumes[AK4XXX_IMAGE_SIZE]; /* saved volume values */
63 unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */
64 void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */
65 /* template should fill the following fields */
66 unsigned int idx_offset; /* control index offset */
67 enum {
68 SND_AK4524, SND_AK4528, SND_AK4529,
69 SND_AK4355, SND_AK4358, SND_AK4381,
70 SND_AK5365
71 } type;
72
73 /* (array) information of combined codecs */
74 const struct snd_akm4xxx_dac_channel *dac_info;
75 const struct snd_akm4xxx_adc_channel *adc_info;
76
77 struct snd_ak4xxx_ops ops;
78};
79
80void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
81 unsigned char val);
82void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state);
83void snd_akm4xxx_init(struct snd_akm4xxx *ak);
84int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak);
85
86#define snd_akm4xxx_get(ak,chip,reg) \
87 (ak)->images[(chip) * 16 + (reg)]
88#define snd_akm4xxx_set(ak,chip,reg,val) \
89 ((ak)->images[(chip) * 16 + (reg)] = (val))
90#define snd_akm4xxx_get_vol(ak,chip,reg) \
91 (ak)->volumes[(chip) * 16 + (reg)]
92#define snd_akm4xxx_set_vol(ak,chip,reg,val) \
93 ((ak)->volumes[(chip) * 16 + (reg)] = (val))
94
95#endif /* __SOUND_AK4XXX_ADDA_H */