| #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 */ |