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85 lines
2.7 KiB
85 lines
2.7 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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#ifndef __SOUND_AK4XXX_ADDA_H |
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#define __SOUND_AK4XXX_ADDA_H |
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/* |
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* ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4381 |
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* AD and DA converters |
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* |
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* Copyright (c) 2000 Jaroslav Kysela <[email protected]> |
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*/ |
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#ifndef AK4XXX_MAX_CHIPS |
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#define AK4XXX_MAX_CHIPS 4 |
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#endif |
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struct snd_akm4xxx; |
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struct snd_ak4xxx_ops { |
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void (*lock)(struct snd_akm4xxx *ak, int chip); |
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void (*unlock)(struct snd_akm4xxx *ak, int chip); |
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void (*write)(struct snd_akm4xxx *ak, int chip, unsigned char reg, |
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unsigned char val); |
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void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate); |
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}; |
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#define AK4XXX_IMAGE_SIZE (AK4XXX_MAX_CHIPS * 16) /* 64 bytes */ |
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/* DAC label and channels */ |
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struct snd_akm4xxx_dac_channel { |
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char *name; /* mixer volume name */ |
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unsigned int num_channels; |
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char *switch_name; /* mixer switch*/ |
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}; |
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/* ADC labels and channels */ |
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struct snd_akm4xxx_adc_channel { |
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char *name; /* capture gain volume label */ |
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char *switch_name; /* capture switch */ |
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unsigned int num_channels; |
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char *selector_name; /* capture source select label */ |
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const char **input_names; /* capture source names (NULL terminated) */ |
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}; |
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struct snd_akm4xxx { |
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struct snd_card *card; |
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unsigned int num_adcs; /* AK4524 or AK4528 ADCs */ |
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unsigned int num_dacs; /* AK4524 or AK4528 DACs */ |
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unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */ |
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unsigned char volumes[AK4XXX_IMAGE_SIZE]; /* saved volume values */ |
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unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */ |
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void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */ |
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/* template should fill the following fields */ |
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unsigned int idx_offset; /* control index offset */ |
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enum { |
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SND_AK4524, SND_AK4528, SND_AK4529, |
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SND_AK4355, SND_AK4358, SND_AK4381, |
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SND_AK5365, SND_AK4620, |
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} type; |
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/* (array) information of combined codecs */ |
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const struct snd_akm4xxx_dac_channel *dac_info; |
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const struct snd_akm4xxx_adc_channel *adc_info; |
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struct snd_ak4xxx_ops ops; |
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unsigned int num_chips; |
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unsigned int total_regs; |
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const char *name; |
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}; |
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void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, |
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unsigned char val); |
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void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state); |
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void snd_akm4xxx_init(struct snd_akm4xxx *ak); |
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int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak); |
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#define snd_akm4xxx_get(ak,chip,reg) \ |
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(ak)->images[(chip) * 16 + (reg)] |
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#define snd_akm4xxx_set(ak,chip,reg,val) \ |
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((ak)->images[(chip) * 16 + (reg)] = (val)) |
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#define snd_akm4xxx_get_vol(ak,chip,reg) \ |
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(ak)->volumes[(chip) * 16 + (reg)] |
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#define snd_akm4xxx_set_vol(ak,chip,reg,val) \ |
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((ak)->volumes[(chip) * 16 + (reg)] = (val)) |
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#endif /* __SOUND_AK4XXX_ADDA_H */
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