646 lines
16 KiB
C
646 lines
16 KiB
C
/*
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* ALSA driver for ICEnsemble ICE1712 (Envy24)
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*
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* Lowlevel functions for M-Audio Audiophile 192, Revolution 7.1 and 5.1
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*
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* Copyright (c) 2003 Takashi Iwai <tiwai@suse.de>
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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 <linux/slab.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 "revo.h"
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/* a non-standard I2C device for revo51 */
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struct revo51_spec {
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struct snd_i2c_device *dev;
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struct snd_pt2258 *pt2258;
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struct ak4114 *ak4114;
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};
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static void revo_i2s_mclk_changed(struct snd_ice1712 *ice)
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{
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/* assert PRST# to converters; MT05 bit 7 */
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outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
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mdelay(5);
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/* deassert PRST# */
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outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
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}
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/*
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* change the rate of Envy24HT, AK4355 and AK4381
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*/
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static void revo_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
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{
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unsigned char old, tmp, dfs;
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int reg, shift;
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if (rate == 0) /* no hint - S/PDIF input is master, simply return */
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return;
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/* adjust DFS on codecs */
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if (rate > 96000)
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dfs = 2;
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else if (rate > 48000)
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dfs = 1;
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else
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dfs = 0;
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if (ak->type == SND_AK4355 || ak->type == SND_AK4358) {
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reg = 2;
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shift = 4;
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} else {
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reg = 1;
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shift = 3;
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}
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tmp = snd_akm4xxx_get(ak, 0, reg);
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old = (tmp >> shift) & 0x03;
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if (old == dfs)
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return;
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/* reset DFS */
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snd_akm4xxx_reset(ak, 1);
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tmp = snd_akm4xxx_get(ak, 0, reg);
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tmp &= ~(0x03 << shift);
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tmp |= dfs << shift;
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/* snd_akm4xxx_write(ak, 0, reg, tmp); */
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snd_akm4xxx_set(ak, 0, reg, tmp); /* value is written in reset(0) */
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snd_akm4xxx_reset(ak, 0);
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}
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/*
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* I2C access to the PT2258 volume controller on GPIO 6/7 (Revolution 5.1)
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*/
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static void revo_i2c_start(struct snd_i2c_bus *bus)
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{
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struct snd_ice1712 *ice = bus->private_data;
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snd_ice1712_save_gpio_status(ice);
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}
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static void revo_i2c_stop(struct snd_i2c_bus *bus)
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{
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struct snd_ice1712 *ice = bus->private_data;
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snd_ice1712_restore_gpio_status(ice);
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}
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static void revo_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)
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{
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struct snd_ice1712 *ice = bus->private_data;
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unsigned int mask, val;
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val = 0;
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if (clock)
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val |= VT1724_REVO_I2C_CLOCK; /* write SCL */
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if (data)
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val |= VT1724_REVO_I2C_DATA; /* write SDA */
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mask = VT1724_REVO_I2C_CLOCK | VT1724_REVO_I2C_DATA;
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ice->gpio.direction &= ~mask;
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ice->gpio.direction |= val;
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snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
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snd_ice1712_gpio_set_mask(ice, ~mask);
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}
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static void revo_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)
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{
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struct snd_ice1712 *ice = bus->private_data;
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unsigned int val = 0;
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if (clk)
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val |= VT1724_REVO_I2C_CLOCK;
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if (data)
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val |= VT1724_REVO_I2C_DATA;
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snd_ice1712_gpio_write_bits(ice,
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VT1724_REVO_I2C_DATA |
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VT1724_REVO_I2C_CLOCK, val);
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udelay(5);
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}
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static int revo_i2c_getdata(struct snd_i2c_bus *bus, int ack)
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{
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struct snd_ice1712 *ice = bus->private_data;
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int bit;
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if (ack)
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udelay(5);
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bit = snd_ice1712_gpio_read_bits(ice, VT1724_REVO_I2C_DATA) ? 1 : 0;
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return bit;
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}
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static struct snd_i2c_bit_ops revo51_bit_ops = {
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.start = revo_i2c_start,
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.stop = revo_i2c_stop,
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.direction = revo_i2c_direction,
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.setlines = revo_i2c_setlines,
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.getdata = revo_i2c_getdata,
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};
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static int revo51_i2c_init(struct snd_ice1712 *ice,
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struct snd_pt2258 *pt)
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{
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struct revo51_spec *spec;
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int err;
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spec = kzalloc(sizeof(*spec), GFP_KERNEL);
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if (!spec)
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return -ENOMEM;
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ice->spec = spec;
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/* create the I2C bus */
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err = snd_i2c_bus_create(ice->card, "ICE1724 GPIO6", NULL, &ice->i2c);
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if (err < 0)
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return err;
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ice->i2c->private_data = ice;
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ice->i2c->hw_ops.bit = &revo51_bit_ops;
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/* create the I2C device */
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err = snd_i2c_device_create(ice->i2c, "PT2258", 0x40, &spec->dev);
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if (err < 0)
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return err;
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pt->card = ice->card;
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pt->i2c_bus = ice->i2c;
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pt->i2c_dev = spec->dev;
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spec->pt2258 = pt;
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snd_pt2258_reset(pt);
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return 0;
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}
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/*
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* initialize the chips on M-Audio Revolution cards
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*/
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#define AK_DAC(xname,xch) { .name = xname, .num_channels = xch }
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static const struct snd_akm4xxx_dac_channel revo71_front[] = {
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{
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.name = "PCM Playback Volume",
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.num_channels = 2,
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/* front channels DAC supports muting */
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.switch_name = "PCM Playback Switch",
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},
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};
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static const struct snd_akm4xxx_dac_channel revo71_surround[] = {
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AK_DAC("PCM Center Playback Volume", 1),
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AK_DAC("PCM LFE Playback Volume", 1),
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AK_DAC("PCM Side Playback Volume", 2),
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AK_DAC("PCM Rear Playback Volume", 2),
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};
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static const struct snd_akm4xxx_dac_channel revo51_dac[] = {
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AK_DAC("PCM Playback Volume", 2),
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AK_DAC("PCM Center Playback Volume", 1),
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AK_DAC("PCM LFE Playback Volume", 1),
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AK_DAC("PCM Rear Playback Volume", 2),
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AK_DAC("PCM Headphone Volume", 2),
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};
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static const char *revo51_adc_input_names[] = {
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"Mic",
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"Line",
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"CD",
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NULL
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};
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static const struct snd_akm4xxx_adc_channel revo51_adc[] = {
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{
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.name = "PCM Capture Volume",
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.switch_name = "PCM Capture Switch",
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.num_channels = 2,
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.input_names = revo51_adc_input_names
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},
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};
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static struct snd_akm4xxx akm_revo_front = {
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.type = SND_AK4381,
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.num_dacs = 2,
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.ops = {
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.set_rate_val = revo_set_rate_val
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},
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.dac_info = revo71_front,
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};
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static struct snd_ak4xxx_private akm_revo_front_priv = {
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.caddr = 1,
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.cif = 0,
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.data_mask = VT1724_REVO_CDOUT,
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.clk_mask = VT1724_REVO_CCLK,
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.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
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.cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS2,
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.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
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.add_flags = VT1724_REVO_CCLK, /* high at init */
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.mask_flags = 0,
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};
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static struct snd_akm4xxx akm_revo_surround = {
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.type = SND_AK4355,
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.idx_offset = 1,
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.num_dacs = 6,
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.ops = {
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.set_rate_val = revo_set_rate_val
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},
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.dac_info = revo71_surround,
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};
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static struct snd_ak4xxx_private akm_revo_surround_priv = {
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.caddr = 3,
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.cif = 0,
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.data_mask = VT1724_REVO_CDOUT,
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.clk_mask = VT1724_REVO_CCLK,
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.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
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.cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS1,
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.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
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.add_flags = VT1724_REVO_CCLK, /* high at init */
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.mask_flags = 0,
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};
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static struct snd_akm4xxx akm_revo51 = {
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.type = SND_AK4358,
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.num_dacs = 8,
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.ops = {
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.set_rate_val = revo_set_rate_val
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},
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.dac_info = revo51_dac,
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};
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static struct snd_ak4xxx_private akm_revo51_priv = {
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.caddr = 2,
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.cif = 0,
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.data_mask = VT1724_REVO_CDOUT,
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.clk_mask = VT1724_REVO_CCLK,
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.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
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.cs_addr = VT1724_REVO_CS1,
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.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
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.add_flags = VT1724_REVO_CCLK, /* high at init */
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.mask_flags = 0,
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};
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static struct snd_akm4xxx akm_revo51_adc = {
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.type = SND_AK5365,
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.num_adcs = 2,
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.adc_info = revo51_adc,
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};
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static struct snd_ak4xxx_private akm_revo51_adc_priv = {
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.caddr = 2,
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.cif = 0,
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.data_mask = VT1724_REVO_CDOUT,
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.clk_mask = VT1724_REVO_CCLK,
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.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
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.cs_addr = VT1724_REVO_CS0,
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.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
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.add_flags = VT1724_REVO_CCLK, /* high at init */
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.mask_flags = 0,
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};
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static struct snd_pt2258 ptc_revo51_volume;
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/* AK4358 for AP192 DAC, AK5385A for ADC */
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static void ap192_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
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{
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struct snd_ice1712 *ice = ak->private_data[0];
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int dfs;
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revo_set_rate_val(ak, rate);
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/* reset CKS */
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snd_ice1712_gpio_write_bits(ice, 1 << 8, rate > 96000 ? 1 << 8 : 0);
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/* reset DFS pins of AK5385A for ADC, too */
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if (rate > 96000)
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dfs = 2;
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else if (rate > 48000)
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dfs = 1;
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else
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dfs = 0;
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snd_ice1712_gpio_write_bits(ice, 3 << 9, dfs << 9);
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/* reset ADC */
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snd_ice1712_gpio_write_bits(ice, 1 << 11, 0);
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snd_ice1712_gpio_write_bits(ice, 1 << 11, 1 << 11);
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}
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static const struct snd_akm4xxx_dac_channel ap192_dac[] = {
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AK_DAC("PCM Playback Volume", 2)
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};
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static struct snd_akm4xxx akm_ap192 = {
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.type = SND_AK4358,
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.num_dacs = 2,
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.ops = {
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.set_rate_val = ap192_set_rate_val
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},
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.dac_info = ap192_dac,
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};
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static struct snd_ak4xxx_private akm_ap192_priv = {
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.caddr = 2,
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.cif = 0,
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.data_mask = VT1724_REVO_CDOUT,
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.clk_mask = VT1724_REVO_CCLK,
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.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS3,
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.cs_addr = VT1724_REVO_CS3,
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.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS3,
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.add_flags = VT1724_REVO_CCLK, /* high at init */
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.mask_flags = 0,
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};
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/* AK4114 support on Audiophile 192 */
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/* CDTO (pin 32) -- GPIO2 pin 52
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* CDTI (pin 33) -- GPIO3 pin 53 (shared with AK4358)
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* CCLK (pin 34) -- GPIO1 pin 51 (shared with AK4358)
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* CSN (pin 35) -- GPIO7 pin 59
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*/
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#define AK4114_ADDR 0x00
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static void write_data(struct snd_ice1712 *ice, unsigned int gpio,
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unsigned int data, int idx)
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{
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for (; idx >= 0; idx--) {
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/* drop clock */
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gpio &= ~VT1724_REVO_CCLK;
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snd_ice1712_gpio_write(ice, gpio);
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udelay(1);
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/* set data */
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if (data & (1 << idx))
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gpio |= VT1724_REVO_CDOUT;
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else
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gpio &= ~VT1724_REVO_CDOUT;
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snd_ice1712_gpio_write(ice, gpio);
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udelay(1);
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/* raise clock */
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gpio |= VT1724_REVO_CCLK;
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snd_ice1712_gpio_write(ice, gpio);
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udelay(1);
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}
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}
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static unsigned char read_data(struct snd_ice1712 *ice, unsigned int gpio,
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int idx)
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{
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unsigned char data = 0;
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for (; idx >= 0; idx--) {
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/* drop clock */
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gpio &= ~VT1724_REVO_CCLK;
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snd_ice1712_gpio_write(ice, gpio);
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udelay(1);
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/* read data */
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if (snd_ice1712_gpio_read(ice) & VT1724_REVO_CDIN)
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data |= (1 << idx);
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udelay(1);
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/* raise clock */
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gpio |= VT1724_REVO_CCLK;
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snd_ice1712_gpio_write(ice, gpio);
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udelay(1);
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}
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return data;
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}
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static unsigned int ap192_4wire_start(struct snd_ice1712 *ice)
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{
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unsigned int tmp;
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snd_ice1712_save_gpio_status(ice);
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tmp = snd_ice1712_gpio_read(ice);
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tmp |= VT1724_REVO_CCLK; /* high at init */
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tmp |= VT1724_REVO_CS0;
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tmp &= ~VT1724_REVO_CS3;
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snd_ice1712_gpio_write(ice, tmp);
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udelay(1);
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return tmp;
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}
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static void ap192_4wire_finish(struct snd_ice1712 *ice, unsigned int tmp)
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{
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tmp |= VT1724_REVO_CS3;
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tmp |= VT1724_REVO_CS0;
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snd_ice1712_gpio_write(ice, tmp);
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udelay(1);
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snd_ice1712_restore_gpio_status(ice);
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}
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static void ap192_ak4114_write(void *private_data, unsigned char addr,
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unsigned char data)
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{
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struct snd_ice1712 *ice = private_data;
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unsigned int tmp, addrdata;
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tmp = ap192_4wire_start(ice);
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addrdata = (AK4114_ADDR << 6) | 0x20 | (addr & 0x1f);
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addrdata = (addrdata << 8) | data;
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write_data(ice, tmp, addrdata, 15);
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ap192_4wire_finish(ice, tmp);
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}
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static unsigned char ap192_ak4114_read(void *private_data, unsigned char addr)
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{
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struct snd_ice1712 *ice = private_data;
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unsigned int tmp;
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unsigned char data;
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tmp = ap192_4wire_start(ice);
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write_data(ice, tmp, (AK4114_ADDR << 6) | (addr & 0x1f), 7);
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data = read_data(ice, tmp, 7);
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ap192_4wire_finish(ice, tmp);
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return data;
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}
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static int ap192_ak4114_init(struct snd_ice1712 *ice)
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{
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static const unsigned char ak4114_init_vals[] = {
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AK4114_RST | AK4114_PWN | AK4114_OCKS0,
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AK4114_DIF_I24I2S,
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AK4114_TX1E,
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AK4114_EFH_1024 | AK4114_DIT | AK4114_IPS(0),
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0,
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0
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};
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static const unsigned char ak4114_init_txcsb[] = {
|
|
0x41, 0x02, 0x2c, 0x00, 0x00
|
|
};
|
|
int err;
|
|
|
|
struct revo51_spec *spec;
|
|
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
|
|
if (!spec)
|
|
return -ENOMEM;
|
|
ice->spec = spec;
|
|
|
|
err = snd_ak4114_create(ice->card,
|
|
ap192_ak4114_read,
|
|
ap192_ak4114_write,
|
|
ak4114_init_vals, ak4114_init_txcsb,
|
|
ice, &spec->ak4114);
|
|
if (err < 0)
|
|
return err;
|
|
/* AK4114 in Revo cannot detect external rate correctly.
|
|
* No reason to stop capture stream due to incorrect checks */
|
|
spec->ak4114->check_flags = AK4114_CHECK_NO_RATE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int revo_init(struct snd_ice1712 *ice)
|
|
{
|
|
struct snd_akm4xxx *ak;
|
|
int err;
|
|
|
|
/* determine I2C, DACs and ADCs */
|
|
switch (ice->eeprom.subvendor) {
|
|
case VT1724_SUBDEVICE_REVOLUTION71:
|
|
ice->num_total_dacs = 8;
|
|
ice->num_total_adcs = 2;
|
|
ice->gpio.i2s_mclk_changed = revo_i2s_mclk_changed;
|
|
break;
|
|
case VT1724_SUBDEVICE_REVOLUTION51:
|
|
ice->num_total_dacs = 8;
|
|
ice->num_total_adcs = 2;
|
|
break;
|
|
case VT1724_SUBDEVICE_AUDIOPHILE192:
|
|
ice->num_total_dacs = 2;
|
|
ice->num_total_adcs = 2;
|
|
break;
|
|
default:
|
|
snd_BUG();
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* second stage of initialization, analog parts and others */
|
|
ak = ice->akm = kcalloc(2, sizeof(struct snd_akm4xxx), GFP_KERNEL);
|
|
if (! ak)
|
|
return -ENOMEM;
|
|
switch (ice->eeprom.subvendor) {
|
|
case VT1724_SUBDEVICE_REVOLUTION71:
|
|
ice->akm_codecs = 2;
|
|
err = snd_ice1712_akm4xxx_init(ak, &akm_revo_front,
|
|
&akm_revo_front_priv, ice);
|
|
if (err < 0)
|
|
return err;
|
|
err = snd_ice1712_akm4xxx_init(ak+1, &akm_revo_surround,
|
|
&akm_revo_surround_priv, ice);
|
|
if (err < 0)
|
|
return err;
|
|
/* unmute all codecs */
|
|
snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE,
|
|
VT1724_REVO_MUTE);
|
|
break;
|
|
case VT1724_SUBDEVICE_REVOLUTION51:
|
|
ice->akm_codecs = 2;
|
|
err = snd_ice1712_akm4xxx_init(ak, &akm_revo51,
|
|
&akm_revo51_priv, ice);
|
|
if (err < 0)
|
|
return err;
|
|
err = snd_ice1712_akm4xxx_init(ak+1, &akm_revo51_adc,
|
|
&akm_revo51_adc_priv, ice);
|
|
if (err < 0)
|
|
return err;
|
|
err = revo51_i2c_init(ice, &ptc_revo51_volume);
|
|
if (err < 0)
|
|
return err;
|
|
/* unmute all codecs */
|
|
snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE,
|
|
VT1724_REVO_MUTE);
|
|
break;
|
|
case VT1724_SUBDEVICE_AUDIOPHILE192:
|
|
ice->akm_codecs = 1;
|
|
err = snd_ice1712_akm4xxx_init(ak, &akm_ap192, &akm_ap192_priv,
|
|
ice);
|
|
if (err < 0)
|
|
return err;
|
|
err = ap192_ak4114_init(ice);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* unmute all codecs */
|
|
snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE,
|
|
VT1724_REVO_MUTE);
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int revo_add_controls(struct snd_ice1712 *ice)
|
|
{
|
|
struct revo51_spec *spec = ice->spec;
|
|
int err;
|
|
|
|
switch (ice->eeprom.subvendor) {
|
|
case VT1724_SUBDEVICE_REVOLUTION71:
|
|
err = snd_ice1712_akm4xxx_build_controls(ice);
|
|
if (err < 0)
|
|
return err;
|
|
break;
|
|
case VT1724_SUBDEVICE_REVOLUTION51:
|
|
err = snd_ice1712_akm4xxx_build_controls(ice);
|
|
if (err < 0)
|
|
return err;
|
|
spec = ice->spec;
|
|
err = snd_pt2258_build_controls(spec->pt2258);
|
|
if (err < 0)
|
|
return err;
|
|
break;
|
|
case VT1724_SUBDEVICE_AUDIOPHILE192:
|
|
err = snd_ice1712_akm4xxx_build_controls(ice);
|
|
if (err < 0)
|
|
return err;
|
|
/* only capture SPDIF over AK4114 */
|
|
err = snd_ak4114_build(spec->ak4114, NULL,
|
|
ice->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);
|
|
if (err < 0)
|
|
return err;
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* entry point */
|
|
struct snd_ice1712_card_info snd_vt1724_revo_cards[] = {
|
|
{
|
|
.subvendor = VT1724_SUBDEVICE_REVOLUTION71,
|
|
.name = "M Audio Revolution-7.1",
|
|
.model = "revo71",
|
|
.chip_init = revo_init,
|
|
.build_controls = revo_add_controls,
|
|
},
|
|
{
|
|
.subvendor = VT1724_SUBDEVICE_REVOLUTION51,
|
|
.name = "M Audio Revolution-5.1",
|
|
.model = "revo51",
|
|
.chip_init = revo_init,
|
|
.build_controls = revo_add_controls,
|
|
},
|
|
{
|
|
.subvendor = VT1724_SUBDEVICE_AUDIOPHILE192,
|
|
.name = "M Audio Audiophile192",
|
|
.model = "ap192",
|
|
.chip_init = revo_init,
|
|
.build_controls = revo_add_controls,
|
|
},
|
|
{ } /* terminator */
|
|
};
|