1 #ifndef __SOUND_AK4XXX_ADDA_H
2 #define __SOUND_AK4XXX_ADDA_H
5 * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4381
8 * Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz>
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.
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.
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
26 #ifndef AK4XXX_MAX_CHIPS
27 #define AK4XXX_MAX_CHIPS 4
32 struct 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
,
37 void (*set_rate_val
)(struct snd_akm4xxx
*ak
, unsigned int rate
);
40 #define AK4XXX_IMAGE_SIZE (AK4XXX_MAX_CHIPS * 16) /* 64 bytes */
42 /* DAC label and channels */
43 struct snd_akm4xxx_dac_channel
{
44 char *name
; /* mixer volume name */
45 unsigned int num_channels
;
48 /* ADC labels and channels */
49 struct snd_akm4xxx_adc_channel
{
50 char *name
; /* capture gain volume label */
51 char *switch_name
; /* capture switch */
52 unsigned int num_channels
;
56 struct snd_card
*card
;
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 */
60 unsigned char volumes
[AK4XXX_IMAGE_SIZE
]; /* saved volume values */
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 */
64 unsigned int idx_offset
; /* control index offset */
66 SND_AK4524
, SND_AK4528
, SND_AK4529
,
67 SND_AK4355
, SND_AK4358
, SND_AK4381
,
71 /* (array) information of combined codecs */
72 struct snd_akm4xxx_dac_channel
*dac_info
;
73 struct snd_akm4xxx_adc_channel
*adc_info
;
75 struct snd_ak4xxx_ops ops
;
78 void snd_akm4xxx_write(struct snd_akm4xxx
*ak
, int chip
, unsigned char reg
,
80 void snd_akm4xxx_reset(struct snd_akm4xxx
*ak
, int state
);
81 void snd_akm4xxx_init(struct snd_akm4xxx
*ak
);
82 int snd_akm4xxx_build_controls(struct snd_akm4xxx
*ak
);
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))
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))
93 #endif /* __SOUND_AK4XXX_ADDA_H */
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