5113f6f70
 김현기
kernel add
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
#ifndef __SOUND_AK4XXX_ADDA_H
#define __SOUND_AK4XXX_ADDA_H
/*
* ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4381
* AD and DA converters
*
* Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef AK4XXX_MAX_CHIPS
#define AK4XXX_MAX_CHIPS 4
#endif
struct snd_akm4xxx;
struct snd_ak4xxx_ops {
void (*lock)(struct snd_akm4xxx *ak, int chip);
void (*unlock)(struct snd_akm4xxx *ak, int chip);
void (*write)(struct snd_akm4xxx *ak, int chip, unsigned char reg,
unsigned char val);
void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate);
};
#define AK4XXX_IMAGE_SIZE (AK4XXX_MAX_CHIPS * 16) /* 64 bytes */
/* DAC label and channels */
struct snd_akm4xxx_dac_channel {
char *name; /* mixer volume name */
unsigned int num_channels;
char *switch_name; /* mixer switch*/
};
/* ADC labels and channels */
struct snd_akm4xxx_adc_channel {
char *name; /* capture gain volume label */
char *switch_name; /* capture switch */
unsigned int num_channels;
char *selector_name; /* capture source select label */
const char **input_names; /* capture source names (NULL terminated) */
};
struct snd_akm4xxx {
struct snd_card *card;
unsigned int num_adcs; /* AK4524 or AK4528 ADCs */
unsigned int num_dacs; /* AK4524 or AK4528 DACs */
unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */
unsigned char volumes[AK4XXX_IMAGE_SIZE]; /* saved volume values */
unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */
void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */
/* template should fill the following fields */
unsigned int idx_offset; /* control index offset */
enum {
SND_AK4524, SND_AK4528, SND_AK4529,
SND_AK4355, SND_AK4358, SND_AK4381,
SND_AK5365, SND_AK4620,
} type;
/* (array) information of combined codecs */
const struct snd_akm4xxx_dac_channel *dac_info;
const struct snd_akm4xxx_adc_channel *adc_info;
struct snd_ak4xxx_ops ops;
unsigned int num_chips;
unsigned int total_regs;
const char *name;
};
void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
unsigned char val);
void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state);
void snd_akm4xxx_init(struct snd_akm4xxx *ak);
int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak);
#define snd_akm4xxx_get(ak,chip,reg) \
(ak)->images[(chip) * 16 + (reg)]
#define snd_akm4xxx_set(ak,chip,reg,val) \
((ak)->images[(chip) * 16 + (reg)] = (val))
#define snd_akm4xxx_get_vol(ak,chip,reg) \
(ak)->volumes[(chip) * 16 + (reg)]
#define snd_akm4xxx_set_vol(ak,chip,reg,val) \
((ak)->volumes[(chip) * 16 + (reg)] = (val))
#endif /* __SOUND_AK4XXX_ADDA_H */
|