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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /include/sound/ak4xxx-adda.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/sound/ak4xxx-adda.h')
-rw-r--r-- | include/sound/ak4xxx-adda.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/include/sound/ak4xxx-adda.h b/include/sound/ak4xxx-adda.h new file mode 100644 index 0000000000..4f574cefe7 --- /dev/null +++ b/include/sound/ak4xxx-adda.h @@ -0,0 +1,85 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#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> + */ + +#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 */ |