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1/* SPDX-License-Identifier: GPL-2.0-or-later */2#ifndef __SOUND_AK4XXX_ADDA_H3#define __SOUND_AK4XXX_ADDA_H4 5/*6 * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK43817 * AD and DA converters8 *9 * Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>10 */ 11 12#ifndef AK4XXX_MAX_CHIPS13#define AK4XXX_MAX_CHIPS 414#endif15 16struct snd_akm4xxx;17 18struct snd_ak4xxx_ops {19 void (*lock)(struct snd_akm4xxx *ak, int chip);20 void (*unlock)(struct snd_akm4xxx *ak, int chip);21 void (*write)(struct snd_akm4xxx *ak, int chip, unsigned char reg,22 unsigned char val);23 void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate);24};25 26#define AK4XXX_IMAGE_SIZE (AK4XXX_MAX_CHIPS * 16) /* 64 bytes */27 28/* DAC label and channels */29struct snd_akm4xxx_dac_channel {30 char *name; /* mixer volume name */31 unsigned int num_channels;32 char *switch_name; /* mixer switch*/33};34 35/* ADC labels and channels */36struct snd_akm4xxx_adc_channel {37 char *name; /* capture gain volume label */38 char *switch_name; /* capture switch */39 unsigned int num_channels;40 char *selector_name; /* capture source select label */41 const char **input_names; /* capture source names (NULL terminated) */42};43 44struct snd_akm4xxx {45 struct snd_card *card;46 unsigned int num_adcs; /* AK4524 or AK4528 ADCs */47 unsigned int num_dacs; /* AK4524 or AK4528 DACs */48 unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */49 unsigned char volumes[AK4XXX_IMAGE_SIZE]; /* saved volume values */50 unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */51 void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */52 /* template should fill the following fields */53 unsigned int idx_offset; /* control index offset */54 enum {55 SND_AK4524, SND_AK4528, SND_AK4529,56 SND_AK4355, SND_AK4358, SND_AK4381,57 SND_AK5365, SND_AK4620,58 } type;59 60 /* (array) information of combined codecs */61 const struct snd_akm4xxx_dac_channel *dac_info;62 const struct snd_akm4xxx_adc_channel *adc_info;63 64 struct snd_ak4xxx_ops ops;65 unsigned int num_chips;66 unsigned int total_regs;67 const char *name;68};69 70void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,71 unsigned char val);72void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state);73void snd_akm4xxx_init(struct snd_akm4xxx *ak);74int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak);75 76#define snd_akm4xxx_get(ak,chip,reg) \77 (ak)->images[(chip) * 16 + (reg)]78#define snd_akm4xxx_set(ak,chip,reg,val) \79 ((ak)->images[(chip) * 16 + (reg)] = (val))80#define snd_akm4xxx_get_vol(ak,chip,reg) \81 (ak)->volumes[(chip) * 16 + (reg)]82#define snd_akm4xxx_set_vol(ak,chip,reg,val) \83 ((ak)->volumes[(chip) * 16 + (reg)] = (val))84 85#endif /* __SOUND_AK4XXX_ADDA_H */86