517 lines
12 KiB
C
517 lines
12 KiB
C
/*
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* ALSA driver for ICEnsemble VT1724 (Envy24HT)
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*
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* Lowlevel functions for Ego Sys Waveterminal 192M
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*
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* Copyright (c) 2006 Guedez Clement <klem.dev@gmail.com>
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* Some functions are taken from the Prodigy192 driver
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* source
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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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 <sound/core.h>
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#include "ice1712.h"
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#include "envy24ht.h"
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#include "wtm.h"
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#include "stac946x.h"
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/*
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* 2*ADC 6*DAC no1 ringbuffer r/w on i2c bus
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*/
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static inline void stac9460_put(struct snd_ice1712 *ice, int reg,
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unsigned char val)
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{
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snd_vt1724_write_i2c(ice, STAC9460_I2C_ADDR, reg, val);
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}
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static inline unsigned char stac9460_get(struct snd_ice1712 *ice, int reg)
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{
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return snd_vt1724_read_i2c(ice, STAC9460_I2C_ADDR, reg);
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}
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/*
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* 2*ADC 2*DAC no2 ringbuffer r/w on i2c bus
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*/
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static inline void stac9460_2_put(struct snd_ice1712 *ice, int reg,
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unsigned char val)
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{
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snd_vt1724_write_i2c(ice, STAC9460_2_I2C_ADDR, reg, val);
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}
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static inline unsigned char stac9460_2_get(struct snd_ice1712 *ice, int reg)
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{
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return snd_vt1724_read_i2c(ice, STAC9460_2_I2C_ADDR, reg);
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}
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/*
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* DAC mute control
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*/
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#define stac9460_dac_mute_info snd_ctl_boolean_mono_info
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static int stac9460_dac_mute_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_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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unsigned char val;
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int idx, id;
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if (kcontrol->private_value) {
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idx = STAC946X_MASTER_VOLUME;
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id = 0;
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} else {
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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idx = id + STAC946X_LF_VOLUME;
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}
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if (id < 6)
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val = stac9460_get(ice, idx);
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else
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val = stac9460_2_get(ice, idx - 6);
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ucontrol->value.integer.value[0] = (~val >> 7) & 0x1;
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return 0;
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}
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static int stac9460_dac_mute_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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unsigned char new, old;
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int id, idx;
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int change;
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if (kcontrol->private_value) {
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idx = STAC946X_MASTER_VOLUME;
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old = stac9460_get(ice, idx);
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new = (~ucontrol->value.integer.value[0] << 7 & 0x80) |
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(old & ~0x80);
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change = (new != old);
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if (change) {
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stac9460_put(ice, idx, new);
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stac9460_2_put(ice, idx, new);
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}
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} else {
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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idx = id + STAC946X_LF_VOLUME;
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if (id < 6)
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old = stac9460_get(ice, idx);
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else
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old = stac9460_2_get(ice, idx - 6);
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new = (~ucontrol->value.integer.value[0] << 7 & 0x80) |
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(old & ~0x80);
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change = (new != old);
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if (change) {
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if (id < 6)
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stac9460_put(ice, idx, new);
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else
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stac9460_2_put(ice, idx - 6, new);
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}
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}
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return change;
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}
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/*
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* DAC volume attenuation mixer control
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*/
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static int stac9460_dac_vol_info(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_info *uinfo)
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{
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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; /* mute */
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uinfo->value.integer.max = 0x7f; /* 0dB */
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return 0;
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}
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static int stac9460_dac_vol_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_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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int idx, id;
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unsigned char vol;
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if (kcontrol->private_value) {
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idx = STAC946X_MASTER_VOLUME;
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id = 0;
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} else {
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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idx = id + STAC946X_LF_VOLUME;
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}
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if (id < 6)
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vol = stac9460_get(ice, idx) & 0x7f;
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else
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vol = stac9460_2_get(ice, idx - 6) & 0x7f;
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ucontrol->value.integer.value[0] = 0x7f - vol;
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return 0;
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}
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static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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int idx, id;
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unsigned char tmp, ovol, nvol;
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int change;
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if (kcontrol->private_value) {
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idx = STAC946X_MASTER_VOLUME;
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nvol = ucontrol->value.integer.value[0] & 0x7f;
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tmp = stac9460_get(ice, idx);
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ovol = 0x7f - (tmp & 0x7f);
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change = (ovol != nvol);
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if (change) {
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stac9460_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
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stac9460_2_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
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}
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} else {
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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idx = id + STAC946X_LF_VOLUME;
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nvol = ucontrol->value.integer.value[0] & 0x7f;
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if (id < 6)
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tmp = stac9460_get(ice, idx);
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else
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tmp = stac9460_2_get(ice, idx - 6);
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ovol = 0x7f - (tmp & 0x7f);
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change = (ovol != nvol);
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if (change) {
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if (id < 6)
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stac9460_put(ice, idx, (0x7f - nvol) |
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(tmp & 0x80));
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else
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stac9460_2_put(ice, idx-6, (0x7f - nvol) |
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(tmp & 0x80));
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}
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}
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return change;
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}
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/*
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* ADC mute control
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*/
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#define stac9460_adc_mute_info snd_ctl_boolean_stereo_info
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static int stac9460_adc_mute_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_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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unsigned char val;
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int i, id;
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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if (id == 0) {
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for (i = 0; i < 2; ++i) {
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val = stac9460_get(ice, STAC946X_MIC_L_VOLUME + i);
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ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
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}
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} else {
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for (i = 0; i < 2; ++i) {
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val = stac9460_2_get(ice, STAC946X_MIC_L_VOLUME + i);
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ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
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}
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}
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return 0;
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}
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static int stac9460_adc_mute_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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unsigned char new, old;
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int i, reg, id;
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int change;
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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if (id == 0) {
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for (i = 0; i < 2; ++i) {
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reg = STAC946X_MIC_L_VOLUME + i;
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old = stac9460_get(ice, reg);
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new = (~ucontrol->value.integer.value[i]<<7&0x80) |
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(old&~0x80);
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change = (new != old);
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if (change)
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stac9460_put(ice, reg, new);
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}
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} else {
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for (i = 0; i < 2; ++i) {
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reg = STAC946X_MIC_L_VOLUME + i;
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old = stac9460_2_get(ice, reg);
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new = (~ucontrol->value.integer.value[i]<<7&0x80) |
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(old&~0x80);
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change = (new != old);
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if (change)
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stac9460_2_put(ice, reg, new);
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}
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}
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return change;
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}
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/*
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*ADC gain mixer control
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*/
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static int stac9460_adc_vol_info(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_info *uinfo)
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{
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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; /* 0dB */
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uinfo->value.integer.max = 0x0f; /* 22.5dB */
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return 0;
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}
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static int stac9460_adc_vol_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_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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int i, reg, id;
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unsigned char vol;
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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if (id == 0) {
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for (i = 0; i < 2; ++i) {
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reg = STAC946X_MIC_L_VOLUME + i;
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vol = stac9460_get(ice, reg) & 0x0f;
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ucontrol->value.integer.value[i] = 0x0f - vol;
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}
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} else {
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for (i = 0; i < 2; ++i) {
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reg = STAC946X_MIC_L_VOLUME + i;
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vol = stac9460_2_get(ice, reg) & 0x0f;
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ucontrol->value.integer.value[i] = 0x0f - vol;
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}
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}
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return 0;
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}
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static int stac9460_adc_vol_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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int i, reg, id;
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unsigned char ovol, nvol;
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int change;
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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if (id == 0) {
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for (i = 0; i < 2; ++i) {
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reg = STAC946X_MIC_L_VOLUME + i;
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nvol = ucontrol->value.integer.value[i] & 0x0f;
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ovol = 0x0f - stac9460_get(ice, reg);
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change = ((ovol & 0x0f) != nvol);
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if (change)
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stac9460_put(ice, reg, (0x0f - nvol) |
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(ovol & ~0x0f));
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}
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} else {
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for (i = 0; i < 2; ++i) {
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reg = STAC946X_MIC_L_VOLUME + i;
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nvol = ucontrol->value.integer.value[i] & 0x0f;
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ovol = 0x0f - stac9460_2_get(ice, reg);
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change = ((ovol & 0x0f) != nvol);
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if (change)
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stac9460_2_put(ice, reg, (0x0f - nvol) |
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(ovol & ~0x0f));
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}
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}
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return change;
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}
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/*
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* MIC / LINE switch fonction
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*/
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#define stac9460_mic_sw_info snd_ctl_boolean_mono_info
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static int stac9460_mic_sw_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_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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unsigned char val;
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int id;
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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if (id == 0)
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val = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
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else
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val = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
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ucontrol->value.integer.value[0] = ~val>>7 & 0x1;
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return 0;
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}
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static int stac9460_mic_sw_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
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unsigned char new, old;
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int change, id;
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id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
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if (id == 0)
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old = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
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else
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old = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
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new = (~ucontrol->value.integer.value[0] << 7 & 0x80) | (old & ~0x80);
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change = (new != old);
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if (change) {
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if (id == 0)
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stac9460_put(ice, STAC946X_GENERAL_PURPOSE, new);
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else
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stac9460_2_put(ice, STAC946X_GENERAL_PURPOSE, new);
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}
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return change;
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}
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/*
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* Control tabs
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*/
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static struct snd_kcontrol_new stac9640_controls[] = {
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "Master Playback Switch",
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.info = stac9460_dac_mute_info,
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.get = stac9460_dac_mute_get,
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.put = stac9460_dac_mute_put,
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.private_value = 1
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},
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "Master Playback Volume",
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.info = stac9460_dac_vol_info,
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.get = stac9460_dac_vol_get,
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.put = stac9460_dac_vol_put,
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.private_value = 1,
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},
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "MIC/Line switch",
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.count = 2,
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.info = stac9460_mic_sw_info,
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.get = stac9460_mic_sw_get,
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.put = stac9460_mic_sw_put,
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},
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "DAC Switch",
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.count = 8,
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.info = stac9460_dac_mute_info,
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.get = stac9460_dac_mute_get,
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.put = stac9460_dac_mute_put,
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},
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "DAC Volume",
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.count = 8,
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.info = stac9460_dac_vol_info,
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.get = stac9460_dac_vol_get,
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.put = stac9460_dac_vol_put,
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},
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "ADC Switch",
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.count = 2,
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.info = stac9460_adc_mute_info,
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.get = stac9460_adc_mute_get,
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.put = stac9460_adc_mute_put,
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},
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "ADC Volume",
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.count = 2,
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.info = stac9460_adc_vol_info,
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.get = stac9460_adc_vol_get,
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.put = stac9460_adc_vol_put,
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}
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};
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/*INIT*/
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static int wtm_add_controls(struct snd_ice1712 *ice)
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{
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unsigned int i;
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int err;
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for (i = 0; i < ARRAY_SIZE(stac9640_controls); i++) {
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err = snd_ctl_add(ice->card,
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snd_ctl_new1(&stac9640_controls[i], ice));
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if (err < 0)
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return err;
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}
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return 0;
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}
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static int wtm_init(struct snd_ice1712 *ice)
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{
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static unsigned short stac_inits_prodigy[] = {
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STAC946X_RESET, 0,
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(unsigned short)-1
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};
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unsigned short *p;
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/*WTM 192M*/
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ice->num_total_dacs = 8;
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ice->num_total_adcs = 4;
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ice->force_rdma1 = 1;
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/*initialize codec*/
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p = stac_inits_prodigy;
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for (; *p != (unsigned short)-1; p += 2) {
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stac9460_put(ice, p[0], p[1]);
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stac9460_2_put(ice, p[0], p[1]);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static unsigned char wtm_eeprom[] = {
|
|
0x47, /*SYSCONF: clock 192KHz, 4ADC, 8DAC */
|
|
0x80, /* ACLINK : I2S */
|
|
0xf8, /* I2S: vol; 96k, 24bit, 192k */
|
|
0xc1 /*SPDIF: out-en, spidf ext out*/,
|
|
0x9f, /* GPIO_DIR */
|
|
0xff, /* GPIO_DIR1 */
|
|
0x7f, /* GPIO_DIR2 */
|
|
0x9f, /* GPIO_MASK */
|
|
0xff, /* GPIO_MASK1 */
|
|
0x7f, /* GPIO_MASK2 */
|
|
0x16, /* GPIO_STATE */
|
|
0x80, /* GPIO_STATE1 */
|
|
0x00, /* GPIO_STATE2 */
|
|
};
|
|
|
|
|
|
/*entry point*/
|
|
struct snd_ice1712_card_info snd_vt1724_wtm_cards[] = {
|
|
{
|
|
.subvendor = VT1724_SUBDEVICE_WTM,
|
|
.name = "ESI Waveterminal 192M",
|
|
.model = "WT192M",
|
|
.chip_init = wtm_init,
|
|
.build_controls = wtm_add_controls,
|
|
.eeprom_size = sizeof(wtm_eeprom),
|
|
.eeprom_data = wtm_eeprom,
|
|
},
|
|
{} /*terminator*/
|
|
};
|