From 723b2b0d36fa7cea81a962af2d40d88520d5a5f1 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 30 Aug 2006 16:49:54 +0200 Subject: [ALSA] Clean up and add TLV support to AK4xxx i2c driver - Clean up the code in AK4xxx-ADDA i2c code. - Fix capture gain controls for AK5365 - Changed the static table for DAC/ADC mixer labels to use structs - Implemented TLV entries for each AK codec The volumes in AK4524, AK4528 and AK5365 are corrected with a table to be suitable for dB conversion. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/ak4xxx-adda.h | 40 +++++++++++++++++++++++++++++++--------- 1 file changed, 31 insertions(+), 9 deletions(-) (limited to 'include') diff --git a/include/sound/ak4xxx-adda.h b/include/sound/ak4xxx-adda.h index 65ddfa3cac1f..026e4072a9a1 100644 --- a/include/sound/ak4xxx-adda.h +++ b/include/sound/ak4xxx-adda.h @@ -39,14 +39,26 @@ struct snd_ak4xxx_ops { #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; +}; + +/* ADC labels and channels */ +struct snd_akm4xxx_adc_channel { + char *name; /* capture gain volume label */ + char *gain_name; /* IPGA */ + char *switch_name; /* capture switch */ + unsigned int num_channels; +}; + 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 ipga_gain[AK4XXX_MAX_CHIPS][2]; /* saved register image - * for IPGA (AK4528) - */ + 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 */ @@ -56,10 +68,11 @@ struct snd_akm4xxx { SND_AK4355, SND_AK4358, SND_AK4381, SND_AK5365 } type; - unsigned int *num_stereo; /* array of combined counts - * for the mixer - */ - char **channel_names; /* array of mixer channel names */ + + /* (array) information of combined codecs */ + struct snd_akm4xxx_dac_channel *dac_info; + struct snd_akm4xxx_adc_channel *adc_info; + struct snd_ak4xxx_ops ops; }; @@ -73,9 +86,18 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak); (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)) + +/* Warning: IPGA is tricky - we assume the addr + 4 is unused + * so far, it's OK for all AK codecs with IPGA: + * AK4524, AK4528 and EK5365 + */ #define snd_akm4xxx_get_ipga(ak,chip,reg) \ - (ak)->ipga_gain[chip][(reg)-4] + snd_akm4xxx_get_vol(ak, chip, (reg) + 4) #define snd_akm4xxx_set_ipga(ak,chip,reg,val) \ - ((ak)->ipga_gain[chip][(reg)-4] = (val)) + snd_akm4xxx_set_vol(ak, chip, (reg) + 4, val) #endif /* __SOUND_AK4XXX_ADDA_H */ -- cgit v1.2.3