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894 lines
25 KiB
894 lines
25 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4358 / AK4381 |
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* AD and DA converters |
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* |
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* Copyright (c) 2000-2004 Jaroslav Kysela <[email protected]>, |
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* Takashi Iwai <[email protected]> |
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*/ |
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|
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#include <linux/io.h> |
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#include <linux/delay.h> |
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#include <linux/interrupt.h> |
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#include <linux/init.h> |
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#include <linux/module.h> |
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#include <sound/core.h> |
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#include <sound/control.h> |
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#include <sound/tlv.h> |
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#include <sound/ak4xxx-adda.h> |
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#include <sound/info.h> |
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MODULE_AUTHOR("Jaroslav Kysela <[email protected]>, Takashi Iwai <[email protected]>"); |
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MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters"); |
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MODULE_LICENSE("GPL"); |
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/* write the given register and save the data to the cache */ |
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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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{ |
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ak->ops.lock(ak, chip); |
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ak->ops.write(ak, chip, reg, val); |
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/* save the data */ |
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snd_akm4xxx_set(ak, chip, reg, val); |
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ak->ops.unlock(ak, chip); |
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} |
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EXPORT_SYMBOL(snd_akm4xxx_write); |
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/* reset procedure for AK4524 and AK4528 */ |
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static void ak4524_reset(struct snd_akm4xxx *ak, int state) |
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{ |
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unsigned int chip; |
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unsigned char reg; |
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for (chip = 0; chip < ak->num_dacs/2; chip++) { |
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snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03); |
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if (state) |
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continue; |
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/* DAC volumes */ |
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for (reg = 0x04; reg < ak->total_regs; reg++) |
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snd_akm4xxx_write(ak, chip, reg, |
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snd_akm4xxx_get(ak, chip, reg)); |
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} |
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} |
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/* reset procedure for AK4355 and AK4358 */ |
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static void ak435X_reset(struct snd_akm4xxx *ak, int state) |
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{ |
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unsigned char reg; |
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if (state) { |
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snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */ |
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return; |
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} |
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for (reg = 0x00; reg < ak->total_regs; reg++) |
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if (reg != 0x01) |
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snd_akm4xxx_write(ak, 0, reg, |
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snd_akm4xxx_get(ak, 0, reg)); |
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snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */ |
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} |
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/* reset procedure for AK4381 */ |
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static void ak4381_reset(struct snd_akm4xxx *ak, int state) |
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{ |
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unsigned int chip; |
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unsigned char reg; |
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for (chip = 0; chip < ak->num_dacs/2; chip++) { |
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snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f); |
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if (state) |
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continue; |
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for (reg = 0x01; reg < ak->total_regs; reg++) |
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snd_akm4xxx_write(ak, chip, reg, |
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snd_akm4xxx_get(ak, chip, reg)); |
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} |
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} |
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/* |
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* reset the AKM codecs |
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* @state: 1 = reset codec, 0 = restore the registers |
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* |
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* assert the reset operation and restores the register values to the chips. |
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*/ |
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void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state) |
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{ |
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switch (ak->type) { |
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case SND_AK4524: |
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case SND_AK4528: |
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case SND_AK4620: |
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ak4524_reset(ak, state); |
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break; |
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case SND_AK4529: |
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/* FIXME: needed for ak4529? */ |
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break; |
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case SND_AK4355: |
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ak435X_reset(ak, state); |
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break; |
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case SND_AK4358: |
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ak435X_reset(ak, state); |
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break; |
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case SND_AK4381: |
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ak4381_reset(ak, state); |
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break; |
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default: |
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break; |
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} |
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} |
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EXPORT_SYMBOL(snd_akm4xxx_reset); |
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/* |
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* Volume conversion table for non-linear volumes |
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* from -63.5dB (mute) to 0dB step 0.5dB |
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* |
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* Used for AK4524/AK4620 input/ouput attenuation, AK4528, and |
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* AK5365 input attenuation |
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*/ |
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static const unsigned char vol_cvt_datt[128] = { |
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0x00, 0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, |
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0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x06, 0x06, |
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0x06, 0x07, 0x07, 0x08, 0x08, 0x08, 0x09, 0x0a, |
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0x0a, 0x0b, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x0f, |
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0x10, 0x10, 0x11, 0x12, 0x12, 0x13, 0x13, 0x14, |
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0x15, 0x16, 0x17, 0x17, 0x18, 0x19, 0x1a, 0x1c, |
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0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x23, |
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0x24, 0x25, 0x26, 0x28, 0x29, 0x2a, 0x2b, 0x2d, |
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0x2e, 0x30, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, |
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0x37, 0x38, 0x39, 0x3b, 0x3c, 0x3e, 0x3f, 0x40, |
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0x41, 0x42, 0x43, 0x44, 0x46, 0x47, 0x48, 0x4a, |
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0x4b, 0x4d, 0x4e, 0x50, 0x51, 0x52, 0x53, 0x54, |
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0x55, 0x56, 0x58, 0x59, 0x5b, 0x5c, 0x5e, 0x5f, |
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0x60, 0x61, 0x62, 0x64, 0x65, 0x66, 0x67, 0x69, |
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0x6a, 0x6c, 0x6d, 0x6f, 0x70, 0x71, 0x72, 0x73, |
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0x75, 0x76, 0x77, 0x79, 0x7a, 0x7c, 0x7d, 0x7f, |
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}; |
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/* |
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* dB tables |
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*/ |
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static const DECLARE_TLV_DB_SCALE(db_scale_vol_datt, -6350, 50, 1); |
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static const DECLARE_TLV_DB_SCALE(db_scale_8bit, -12750, 50, 1); |
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static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -6350, 50, 1); |
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static const DECLARE_TLV_DB_LINEAR(db_scale_linear, TLV_DB_GAIN_MUTE, 0); |
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/* |
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* initialize all the ak4xxx chips |
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*/ |
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void snd_akm4xxx_init(struct snd_akm4xxx *ak) |
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{ |
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static const unsigned char inits_ak4524[] = { |
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0x00, 0x07, /* 0: all power up */ |
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0x01, 0x00, /* 1: ADC/DAC reset */ |
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0x02, 0x60, /* 2: 24bit I2S */ |
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0x03, 0x19, /* 3: deemphasis off */ |
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0x01, 0x03, /* 1: ADC/DAC enable */ |
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0x04, 0x00, /* 4: ADC left muted */ |
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0x05, 0x00, /* 5: ADC right muted */ |
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0x06, 0x00, /* 6: DAC left muted */ |
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0x07, 0x00, /* 7: DAC right muted */ |
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0xff, 0xff |
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}; |
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static const unsigned char inits_ak4528[] = { |
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0x00, 0x07, /* 0: all power up */ |
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0x01, 0x00, /* 1: ADC/DAC reset */ |
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0x02, 0x60, /* 2: 24bit I2S */ |
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0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */ |
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0x01, 0x03, /* 1: ADC/DAC enable */ |
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0x04, 0x00, /* 4: ADC left muted */ |
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0x05, 0x00, /* 5: ADC right muted */ |
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0xff, 0xff |
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}; |
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static const unsigned char inits_ak4529[] = { |
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0x09, 0x01, /* 9: ATS=0, RSTN=1 */ |
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0x0a, 0x3f, /* A: all power up, no zero/overflow detection */ |
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0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */ |
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0x01, 0x00, /* 1: ACKS=0, ADC, loop off */ |
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0x02, 0xff, /* 2: LOUT1 muted */ |
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0x03, 0xff, /* 3: ROUT1 muted */ |
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0x04, 0xff, /* 4: LOUT2 muted */ |
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0x05, 0xff, /* 5: ROUT2 muted */ |
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0x06, 0xff, /* 6: LOUT3 muted */ |
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0x07, 0xff, /* 7: ROUT3 muted */ |
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0x0b, 0xff, /* B: LOUT4 muted */ |
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0x0c, 0xff, /* C: ROUT4 muted */ |
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0x08, 0x55, /* 8: deemphasis all off */ |
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0xff, 0xff |
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}; |
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static const unsigned char inits_ak4355[] = { |
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0x01, 0x02, /* 1: reset and soft-mute */ |
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0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, |
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* disable DZF, sharp roll-off, RSTN#=0 */ |
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0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */ |
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// 0x02, 0x2e, /* quad speed */ |
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0x03, 0x01, /* 3: de-emphasis off */ |
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0x04, 0x00, /* 4: LOUT1 volume muted */ |
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0x05, 0x00, /* 5: ROUT1 volume muted */ |
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0x06, 0x00, /* 6: LOUT2 volume muted */ |
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0x07, 0x00, /* 7: ROUT2 volume muted */ |
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0x08, 0x00, /* 8: LOUT3 volume muted */ |
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0x09, 0x00, /* 9: ROUT3 volume muted */ |
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0x0a, 0x00, /* a: DATT speed=0, ignore DZF */ |
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0x01, 0x01, /* 1: un-reset, unmute */ |
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0xff, 0xff |
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}; |
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static const unsigned char inits_ak4358[] = { |
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0x01, 0x02, /* 1: reset and soft-mute */ |
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0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, |
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* disable DZF, sharp roll-off, RSTN#=0 */ |
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0x02, 0x4e, /* 2: DA's power up, normal speed, RSTN#=0 */ |
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/* 0x02, 0x6e,*/ /* quad speed */ |
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0x03, 0x01, /* 3: de-emphasis off */ |
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0x04, 0x00, /* 4: LOUT1 volume muted */ |
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0x05, 0x00, /* 5: ROUT1 volume muted */ |
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0x06, 0x00, /* 6: LOUT2 volume muted */ |
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0x07, 0x00, /* 7: ROUT2 volume muted */ |
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0x08, 0x00, /* 8: LOUT3 volume muted */ |
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0x09, 0x00, /* 9: ROUT3 volume muted */ |
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0x0b, 0x00, /* b: LOUT4 volume muted */ |
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0x0c, 0x00, /* c: ROUT4 volume muted */ |
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0x0a, 0x00, /* a: DATT speed=0, ignore DZF */ |
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0x01, 0x01, /* 1: un-reset, unmute */ |
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0xff, 0xff |
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}; |
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static const unsigned char inits_ak4381[] = { |
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0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */ |
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0x01, 0x02, /* 1: de-emphasis off, normal speed, |
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* sharp roll-off, DZF off */ |
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// 0x01, 0x12, /* quad speed */ |
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0x02, 0x00, /* 2: DZF disabled */ |
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0x03, 0x00, /* 3: LATT 0 */ |
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0x04, 0x00, /* 4: RATT 0 */ |
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0x00, 0x0f, /* 0: power-up, un-reset */ |
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0xff, 0xff |
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}; |
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static const unsigned char inits_ak4620[] = { |
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0x00, 0x07, /* 0: normal */ |
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0x01, 0x00, /* 0: reset */ |
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0x01, 0x02, /* 1: RSTAD */ |
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0x01, 0x03, /* 1: RSTDA */ |
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0x01, 0x0f, /* 1: normal */ |
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0x02, 0x60, /* 2: 24bit I2S */ |
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0x03, 0x01, /* 3: deemphasis off */ |
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0x04, 0x00, /* 4: LIN muted */ |
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0x05, 0x00, /* 5: RIN muted */ |
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0x06, 0x00, /* 6: LOUT muted */ |
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0x07, 0x00, /* 7: ROUT muted */ |
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0xff, 0xff |
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}; |
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int chip; |
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const unsigned char *ptr, *inits; |
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unsigned char reg, data; |
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memset(ak->images, 0, sizeof(ak->images)); |
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memset(ak->volumes, 0, sizeof(ak->volumes)); |
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switch (ak->type) { |
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case SND_AK4524: |
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inits = inits_ak4524; |
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ak->num_chips = ak->num_dacs / 2; |
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ak->name = "ak4524"; |
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ak->total_regs = 0x08; |
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break; |
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case SND_AK4528: |
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inits = inits_ak4528; |
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ak->num_chips = ak->num_dacs / 2; |
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ak->name = "ak4528"; |
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ak->total_regs = 0x06; |
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break; |
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case SND_AK4529: |
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inits = inits_ak4529; |
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ak->num_chips = 1; |
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ak->name = "ak4529"; |
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ak->total_regs = 0x0d; |
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break; |
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case SND_AK4355: |
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inits = inits_ak4355; |
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ak->num_chips = 1; |
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ak->name = "ak4355"; |
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ak->total_regs = 0x0b; |
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break; |
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case SND_AK4358: |
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inits = inits_ak4358; |
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ak->num_chips = 1; |
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ak->name = "ak4358"; |
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ak->total_regs = 0x10; |
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break; |
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case SND_AK4381: |
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inits = inits_ak4381; |
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ak->num_chips = ak->num_dacs / 2; |
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ak->name = "ak4381"; |
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ak->total_regs = 0x05; |
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break; |
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case SND_AK5365: |
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/* FIXME: any init sequence? */ |
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ak->num_chips = 1; |
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ak->name = "ak5365"; |
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ak->total_regs = 0x08; |
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return; |
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case SND_AK4620: |
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inits = inits_ak4620; |
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ak->num_chips = ak->num_dacs / 2; |
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ak->name = "ak4620"; |
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ak->total_regs = 0x08; |
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break; |
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default: |
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snd_BUG(); |
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return; |
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} |
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for (chip = 0; chip < ak->num_chips; chip++) { |
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ptr = inits; |
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while (*ptr != 0xff) { |
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reg = *ptr++; |
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data = *ptr++; |
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snd_akm4xxx_write(ak, chip, reg, data); |
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udelay(10); |
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} |
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} |
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} |
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EXPORT_SYMBOL(snd_akm4xxx_init); |
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/* |
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* Mixer callbacks |
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*/ |
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#define AK_IPGA (1<<20) /* including IPGA */ |
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#define AK_VOL_CVT (1<<21) /* need dB conversion */ |
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#define AK_NEEDSMSB (1<<22) /* need MSB update bit */ |
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#define AK_INVERT (1<<23) /* data is inverted */ |
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#define AK_GET_CHIP(val) (((val) >> 8) & 0xff) |
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#define AK_GET_ADDR(val) ((val) & 0xff) |
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#define AK_GET_SHIFT(val) (((val) >> 16) & 0x0f) |
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#define AK_GET_VOL_CVT(val) (((val) >> 21) & 1) |
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#define AK_GET_IPGA(val) (((val) >> 20) & 1) |
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#define AK_GET_NEEDSMSB(val) (((val) >> 22) & 1) |
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#define AK_GET_INVERT(val) (((val) >> 23) & 1) |
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#define AK_GET_MASK(val) (((val) >> 24) & 0xff) |
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#define AK_COMPOSE(chip,addr,shift,mask) \ |
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(((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24)) |
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static int snd_akm4xxx_volume_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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unsigned int mask = AK_GET_MASK(kcontrol->private_value); |
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uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
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uinfo->count = 1; |
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uinfo->value.integer.min = 0; |
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uinfo->value.integer.max = mask; |
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return 0; |
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} |
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static int snd_akm4xxx_volume_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
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int chip = AK_GET_CHIP(kcontrol->private_value); |
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int addr = AK_GET_ADDR(kcontrol->private_value); |
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ucontrol->value.integer.value[0] = snd_akm4xxx_get_vol(ak, chip, addr); |
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return 0; |
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} |
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static int put_ak_reg(struct snd_kcontrol *kcontrol, int addr, |
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unsigned char nval) |
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{ |
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struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
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unsigned int mask = AK_GET_MASK(kcontrol->private_value); |
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int chip = AK_GET_CHIP(kcontrol->private_value); |
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if (snd_akm4xxx_get_vol(ak, chip, addr) == nval) |
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return 0; |
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snd_akm4xxx_set_vol(ak, chip, addr, nval); |
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if (AK_GET_VOL_CVT(kcontrol->private_value) && nval < 128) |
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nval = vol_cvt_datt[nval]; |
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if (AK_GET_IPGA(kcontrol->private_value) && nval >= 128) |
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nval++; /* need to correct + 1 since both 127 and 128 are 0dB */ |
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if (AK_GET_INVERT(kcontrol->private_value)) |
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nval = mask - nval; |
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if (AK_GET_NEEDSMSB(kcontrol->private_value)) |
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nval |= 0x80; |
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/* printk(KERN_DEBUG "DEBUG - AK writing reg: chip %x addr %x, |
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nval %x\n", chip, addr, nval); */ |
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snd_akm4xxx_write(ak, chip, addr, nval); |
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return 1; |
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} |
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static int snd_akm4xxx_volume_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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unsigned int mask = AK_GET_MASK(kcontrol->private_value); |
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unsigned int val = ucontrol->value.integer.value[0]; |
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if (val > mask) |
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return -EINVAL; |
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return put_ak_reg(kcontrol, AK_GET_ADDR(kcontrol->private_value), val); |
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} |
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static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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unsigned int mask = AK_GET_MASK(kcontrol->private_value); |
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uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
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uinfo->count = 2; |
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uinfo->value.integer.min = 0; |
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uinfo->value.integer.max = mask; |
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return 0; |
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} |
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static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
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int chip = AK_GET_CHIP(kcontrol->private_value); |
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int addr = AK_GET_ADDR(kcontrol->private_value); |
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|
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ucontrol->value.integer.value[0] = snd_akm4xxx_get_vol(ak, chip, addr); |
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ucontrol->value.integer.value[1] = snd_akm4xxx_get_vol(ak, chip, addr+1); |
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return 0; |
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} |
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static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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int addr = AK_GET_ADDR(kcontrol->private_value); |
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unsigned int mask = AK_GET_MASK(kcontrol->private_value); |
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unsigned int val[2]; |
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int change; |
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val[0] = ucontrol->value.integer.value[0]; |
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val[1] = ucontrol->value.integer.value[1]; |
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if (val[0] > mask || val[1] > mask) |
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return -EINVAL; |
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change = put_ak_reg(kcontrol, addr, val[0]); |
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change |= put_ak_reg(kcontrol, addr + 1, val[1]); |
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return change; |
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} |
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|
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static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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static const char * const texts[4] = { |
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"44.1kHz", "Off", "48kHz", "32kHz", |
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}; |
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return snd_ctl_enum_info(uinfo, 1, 4, texts); |
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} |
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|
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static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
|
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
|
int chip = AK_GET_CHIP(kcontrol->private_value); |
|
int addr = AK_GET_ADDR(kcontrol->private_value); |
|
int shift = AK_GET_SHIFT(kcontrol->private_value); |
|
ucontrol->value.enumerated.item[0] = |
|
(snd_akm4xxx_get(ak, chip, addr) >> shift) & 3; |
|
return 0; |
|
} |
|
|
|
static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
|
int chip = AK_GET_CHIP(kcontrol->private_value); |
|
int addr = AK_GET_ADDR(kcontrol->private_value); |
|
int shift = AK_GET_SHIFT(kcontrol->private_value); |
|
unsigned char nval = ucontrol->value.enumerated.item[0] & 3; |
|
int change; |
|
|
|
nval = (nval << shift) | |
|
(snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift)); |
|
change = snd_akm4xxx_get(ak, chip, addr) != nval; |
|
if (change) |
|
snd_akm4xxx_write(ak, chip, addr, nval); |
|
return change; |
|
} |
|
|
|
#define ak4xxx_switch_info snd_ctl_boolean_mono_info |
|
|
|
static int ak4xxx_switch_get(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
|
int chip = AK_GET_CHIP(kcontrol->private_value); |
|
int addr = AK_GET_ADDR(kcontrol->private_value); |
|
int shift = AK_GET_SHIFT(kcontrol->private_value); |
|
int invert = AK_GET_INVERT(kcontrol->private_value); |
|
/* we observe the (1<<shift) bit only */ |
|
unsigned char val = snd_akm4xxx_get(ak, chip, addr) & (1<<shift); |
|
if (invert) |
|
val = ! val; |
|
ucontrol->value.integer.value[0] = (val & (1<<shift)) != 0; |
|
return 0; |
|
} |
|
|
|
static int ak4xxx_switch_put(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
|
int chip = AK_GET_CHIP(kcontrol->private_value); |
|
int addr = AK_GET_ADDR(kcontrol->private_value); |
|
int shift = AK_GET_SHIFT(kcontrol->private_value); |
|
int invert = AK_GET_INVERT(kcontrol->private_value); |
|
long flag = ucontrol->value.integer.value[0]; |
|
unsigned char val, oval; |
|
int change; |
|
|
|
if (invert) |
|
flag = ! flag; |
|
oval = snd_akm4xxx_get(ak, chip, addr); |
|
if (flag) |
|
val = oval | (1<<shift); |
|
else |
|
val = oval & ~(1<<shift); |
|
change = (oval != val); |
|
if (change) |
|
snd_akm4xxx_write(ak, chip, addr, val); |
|
return change; |
|
} |
|
|
|
#define AK5365_NUM_INPUTS 5 |
|
|
|
static int ak4xxx_capture_num_inputs(struct snd_akm4xxx *ak, int mixer_ch) |
|
{ |
|
int num_names; |
|
const char **input_names; |
|
|
|
input_names = ak->adc_info[mixer_ch].input_names; |
|
num_names = 0; |
|
while (num_names < AK5365_NUM_INPUTS && input_names[num_names]) |
|
++num_names; |
|
return num_names; |
|
} |
|
|
|
static int ak4xxx_capture_source_info(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_info *uinfo) |
|
{ |
|
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
|
int mixer_ch = AK_GET_SHIFT(kcontrol->private_value); |
|
unsigned int num_names; |
|
|
|
num_names = ak4xxx_capture_num_inputs(ak, mixer_ch); |
|
if (!num_names) |
|
return -EINVAL; |
|
return snd_ctl_enum_info(uinfo, 1, num_names, |
|
ak->adc_info[mixer_ch].input_names); |
|
} |
|
|
|
static int ak4xxx_capture_source_get(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
|
int chip = AK_GET_CHIP(kcontrol->private_value); |
|
int addr = AK_GET_ADDR(kcontrol->private_value); |
|
int mask = AK_GET_MASK(kcontrol->private_value); |
|
unsigned char val; |
|
|
|
val = snd_akm4xxx_get(ak, chip, addr) & mask; |
|
ucontrol->value.enumerated.item[0] = val; |
|
return 0; |
|
} |
|
|
|
static int ak4xxx_capture_source_put(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); |
|
int mixer_ch = AK_GET_SHIFT(kcontrol->private_value); |
|
int chip = AK_GET_CHIP(kcontrol->private_value); |
|
int addr = AK_GET_ADDR(kcontrol->private_value); |
|
int mask = AK_GET_MASK(kcontrol->private_value); |
|
unsigned char oval, val; |
|
int num_names = ak4xxx_capture_num_inputs(ak, mixer_ch); |
|
|
|
if (ucontrol->value.enumerated.item[0] >= num_names) |
|
return -EINVAL; |
|
|
|
oval = snd_akm4xxx_get(ak, chip, addr); |
|
val = oval & ~mask; |
|
val |= ucontrol->value.enumerated.item[0] & mask; |
|
if (val != oval) { |
|
snd_akm4xxx_write(ak, chip, addr, val); |
|
return 1; |
|
} |
|
return 0; |
|
} |
|
|
|
/* |
|
* build AK4xxx controls |
|
*/ |
|
|
|
static int build_dac_controls(struct snd_akm4xxx *ak) |
|
{ |
|
int idx, err, mixer_ch, num_stereo; |
|
struct snd_kcontrol_new knew; |
|
|
|
mixer_ch = 0; |
|
for (idx = 0; idx < ak->num_dacs; ) { |
|
/* mute control for Revolution 7.1 - AK4381 */ |
|
if (ak->type == SND_AK4381 |
|
&& ak->dac_info[mixer_ch].switch_name) { |
|
memset(&knew, 0, sizeof(knew)); |
|
knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
|
knew.count = 1; |
|
knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE; |
|
knew.name = ak->dac_info[mixer_ch].switch_name; |
|
knew.info = ak4xxx_switch_info; |
|
knew.get = ak4xxx_switch_get; |
|
knew.put = ak4xxx_switch_put; |
|
knew.access = 0; |
|
/* register 1, bit 0 (SMUTE): 0 = normal operation, |
|
1 = mute */ |
|
knew.private_value = |
|
AK_COMPOSE(idx/2, 1, 0, 0) | AK_INVERT; |
|
err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); |
|
if (err < 0) |
|
return err; |
|
} |
|
memset(&knew, 0, sizeof(knew)); |
|
if (! ak->dac_info || ! ak->dac_info[mixer_ch].name) { |
|
knew.name = "DAC Volume"; |
|
knew.index = mixer_ch + ak->idx_offset * 2; |
|
num_stereo = 1; |
|
} else { |
|
knew.name = ak->dac_info[mixer_ch].name; |
|
num_stereo = ak->dac_info[mixer_ch].num_channels; |
|
} |
|
knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
|
knew.count = 1; |
|
knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | |
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ; |
|
if (num_stereo == 2) { |
|
knew.info = snd_akm4xxx_stereo_volume_info; |
|
knew.get = snd_akm4xxx_stereo_volume_get; |
|
knew.put = snd_akm4xxx_stereo_volume_put; |
|
} else { |
|
knew.info = snd_akm4xxx_volume_info; |
|
knew.get = snd_akm4xxx_volume_get; |
|
knew.put = snd_akm4xxx_volume_put; |
|
} |
|
switch (ak->type) { |
|
case SND_AK4524: |
|
/* register 6 & 7 */ |
|
knew.private_value = |
|
AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127) | |
|
AK_VOL_CVT; |
|
knew.tlv.p = db_scale_vol_datt; |
|
break; |
|
case SND_AK4528: |
|
/* register 4 & 5 */ |
|
knew.private_value = |
|
AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127) | |
|
AK_VOL_CVT; |
|
knew.tlv.p = db_scale_vol_datt; |
|
break; |
|
case SND_AK4529: { |
|
/* registers 2-7 and b,c */ |
|
int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb; |
|
knew.private_value = |
|
AK_COMPOSE(0, val, 0, 255) | AK_INVERT; |
|
knew.tlv.p = db_scale_8bit; |
|
break; |
|
} |
|
case SND_AK4355: |
|
/* register 4-9, chip #0 only */ |
|
knew.private_value = AK_COMPOSE(0, idx + 4, 0, 255); |
|
knew.tlv.p = db_scale_8bit; |
|
break; |
|
case SND_AK4358: { |
|
/* register 4-9 and 11-12, chip #0 only */ |
|
int addr = idx < 6 ? idx + 4 : idx + 5; |
|
knew.private_value = |
|
AK_COMPOSE(0, addr, 0, 127) | AK_NEEDSMSB; |
|
knew.tlv.p = db_scale_7bit; |
|
break; |
|
} |
|
case SND_AK4381: |
|
/* register 3 & 4 */ |
|
knew.private_value = |
|
AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255); |
|
knew.tlv.p = db_scale_linear; |
|
break; |
|
case SND_AK4620: |
|
/* register 6 & 7 */ |
|
knew.private_value = |
|
AK_COMPOSE(idx/2, (idx%2) + 6, 0, 255); |
|
knew.tlv.p = db_scale_linear; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); |
|
if (err < 0) |
|
return err; |
|
|
|
idx += num_stereo; |
|
mixer_ch++; |
|
} |
|
return 0; |
|
} |
|
|
|
static int build_adc_controls(struct snd_akm4xxx *ak) |
|
{ |
|
int idx, err, mixer_ch, num_stereo, max_steps; |
|
struct snd_kcontrol_new knew; |
|
|
|
mixer_ch = 0; |
|
if (ak->type == SND_AK4528) |
|
return 0; /* no controls */ |
|
for (idx = 0; idx < ak->num_adcs;) { |
|
memset(&knew, 0, sizeof(knew)); |
|
if (! ak->adc_info || ! ak->adc_info[mixer_ch].name) { |
|
knew.name = "ADC Volume"; |
|
knew.index = mixer_ch + ak->idx_offset * 2; |
|
num_stereo = 1; |
|
} else { |
|
knew.name = ak->adc_info[mixer_ch].name; |
|
num_stereo = ak->adc_info[mixer_ch].num_channels; |
|
} |
|
knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
|
knew.count = 1; |
|
knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | |
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ; |
|
if (num_stereo == 2) { |
|
knew.info = snd_akm4xxx_stereo_volume_info; |
|
knew.get = snd_akm4xxx_stereo_volume_get; |
|
knew.put = snd_akm4xxx_stereo_volume_put; |
|
} else { |
|
knew.info = snd_akm4xxx_volume_info; |
|
knew.get = snd_akm4xxx_volume_get; |
|
knew.put = snd_akm4xxx_volume_put; |
|
} |
|
/* register 4 & 5 */ |
|
if (ak->type == SND_AK5365) |
|
max_steps = 152; |
|
else |
|
max_steps = 164; |
|
knew.private_value = |
|
AK_COMPOSE(idx/2, (idx%2) + 4, 0, max_steps) | |
|
AK_VOL_CVT | AK_IPGA; |
|
knew.tlv.p = db_scale_vol_datt; |
|
err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); |
|
if (err < 0) |
|
return err; |
|
|
|
if (ak->type == SND_AK5365 && (idx % 2) == 0) { |
|
if (! ak->adc_info || |
|
! ak->adc_info[mixer_ch].switch_name) { |
|
knew.name = "Capture Switch"; |
|
knew.index = mixer_ch + ak->idx_offset * 2; |
|
} else |
|
knew.name = ak->adc_info[mixer_ch].switch_name; |
|
knew.info = ak4xxx_switch_info; |
|
knew.get = ak4xxx_switch_get; |
|
knew.put = ak4xxx_switch_put; |
|
knew.access = 0; |
|
/* register 2, bit 0 (SMUTE): 0 = normal operation, |
|
1 = mute */ |
|
knew.private_value = |
|
AK_COMPOSE(idx/2, 2, 0, 0) | AK_INVERT; |
|
err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); |
|
if (err < 0) |
|
return err; |
|
|
|
memset(&knew, 0, sizeof(knew)); |
|
if (!ak->adc_info || |
|
!ak->adc_info[mixer_ch].selector_name) { |
|
knew.name = "Capture Channel"; |
|
knew.index = mixer_ch + ak->idx_offset * 2; |
|
} else |
|
knew.name = ak->adc_info[mixer_ch].selector_name; |
|
|
|
knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
|
knew.info = ak4xxx_capture_source_info; |
|
knew.get = ak4xxx_capture_source_get; |
|
knew.put = ak4xxx_capture_source_put; |
|
knew.access = 0; |
|
/* input selector control: reg. 1, bits 0-2. |
|
* mis-use 'shift' to pass mixer_ch */ |
|
knew.private_value |
|
= AK_COMPOSE(idx/2, 1, mixer_ch, 0x07); |
|
err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); |
|
if (err < 0) |
|
return err; |
|
} |
|
|
|
idx += num_stereo; |
|
mixer_ch++; |
|
} |
|
return 0; |
|
} |
|
|
|
static int build_deemphasis(struct snd_akm4xxx *ak, int num_emphs) |
|
{ |
|
int idx, err; |
|
struct snd_kcontrol_new knew; |
|
|
|
for (idx = 0; idx < num_emphs; idx++) { |
|
memset(&knew, 0, sizeof(knew)); |
|
knew.name = "Deemphasis"; |
|
knew.index = idx + ak->idx_offset; |
|
knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
|
knew.count = 1; |
|
knew.info = snd_akm4xxx_deemphasis_info; |
|
knew.get = snd_akm4xxx_deemphasis_get; |
|
knew.put = snd_akm4xxx_deemphasis_put; |
|
switch (ak->type) { |
|
case SND_AK4524: |
|
case SND_AK4528: |
|
case SND_AK4620: |
|
/* register 3 */ |
|
knew.private_value = AK_COMPOSE(idx, 3, 0, 0); |
|
break; |
|
case SND_AK4529: { |
|
int shift = idx == 3 ? 6 : (2 - idx) * 2; |
|
/* register 8 with shift */ |
|
knew.private_value = AK_COMPOSE(0, 8, shift, 0); |
|
break; |
|
} |
|
case SND_AK4355: |
|
case SND_AK4358: |
|
knew.private_value = AK_COMPOSE(idx, 3, 0, 0); |
|
break; |
|
case SND_AK4381: |
|
knew.private_value = AK_COMPOSE(idx, 1, 1, 0); |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); |
|
if (err < 0) |
|
return err; |
|
} |
|
return 0; |
|
} |
|
|
|
static void proc_regs_read(struct snd_info_entry *entry, |
|
struct snd_info_buffer *buffer) |
|
{ |
|
struct snd_akm4xxx *ak = entry->private_data; |
|
int reg, val, chip; |
|
for (chip = 0; chip < ak->num_chips; chip++) { |
|
for (reg = 0; reg < ak->total_regs; reg++) { |
|
val = snd_akm4xxx_get(ak, chip, reg); |
|
snd_iprintf(buffer, "chip %d: 0x%02x = 0x%02x\n", chip, |
|
reg, val); |
|
} |
|
} |
|
} |
|
|
|
static int proc_init(struct snd_akm4xxx *ak) |
|
{ |
|
return snd_card_ro_proc_new(ak->card, ak->name, ak, proc_regs_read); |
|
} |
|
|
|
int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) |
|
{ |
|
int err, num_emphs; |
|
|
|
err = build_dac_controls(ak); |
|
if (err < 0) |
|
return err; |
|
|
|
err = build_adc_controls(ak); |
|
if (err < 0) |
|
return err; |
|
if (ak->type == SND_AK4355 || ak->type == SND_AK4358) |
|
num_emphs = 1; |
|
else if (ak->type == SND_AK4620) |
|
num_emphs = 0; |
|
else |
|
num_emphs = ak->num_dacs / 2; |
|
err = build_deemphasis(ak, num_emphs); |
|
if (err < 0) |
|
return err; |
|
err = proc_init(ak); |
|
if (err < 0) |
|
return err; |
|
|
|
return 0; |
|
} |
|
EXPORT_SYMBOL(snd_akm4xxx_build_controls);
|
|
|