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
, unsigned char val
);
36 // unsigned char (*read)(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 */
43 struct snd_card
*card
;
44 unsigned int num_adcs
; /* AK4524 or AK4528 ADCs */
45 unsigned int num_dacs
; /* AK4524 or AK4528 DACs */
46 unsigned char images
[AK4XXX_IMAGE_SIZE
]; /* saved register image */
47 unsigned char ipga_gain
[AK4XXX_MAX_CHIPS
][2]; /* saved register image for IPGA (AK4528) */
48 unsigned long private_value
[AK4XXX_MAX_CHIPS
]; /* helper for driver */
49 void *private_data
[AK4XXX_MAX_CHIPS
]; /* helper for driver */
50 /* template should fill the following fields */
51 unsigned int idx_offset
; /* control index offset */
53 SND_AK4524
, SND_AK4528
, SND_AK4529
,
54 SND_AK4355
, SND_AK4358
, SND_AK4381
56 struct snd_ak4xxx_ops ops
;
59 void snd_akm4xxx_write(struct snd_akm4xxx
*ak
, int chip
, unsigned char reg
, unsigned char val
);
60 void snd_akm4xxx_reset(struct snd_akm4xxx
*ak
, int state
);
61 void snd_akm4xxx_init(struct snd_akm4xxx
*ak
);
62 int snd_akm4xxx_build_controls(struct snd_akm4xxx
*ak
);
64 #define snd_akm4xxx_get(ak,chip,reg) (ak)->images[(chip) * 16 + (reg)]
65 #define snd_akm4xxx_set(ak,chip,reg,val) ((ak)->images[(chip) * 16 + (reg)] = (val))
66 #define snd_akm4xxx_get_ipga(ak,chip,reg) (ak)->ipga_gain[chip][(reg)-4]
67 #define snd_akm4xxx_set_ipga(ak,chip,reg,val) ((ak)->ipga_gain[chip][(reg)-4] = (val))
69 #endif /* __SOUND_AK4XXX_ADDA_H */
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