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631 lines
15 KiB
631 lines
15 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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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 <[email protected]> |
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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 const 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 const 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 const 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 const 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 const 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 const 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 const 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 const 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 const 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 const 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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|
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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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|
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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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|
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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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|
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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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|
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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[] = { |
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0x41, 0x02, 0x2c, 0x00, 0x00 |
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}; |
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int err; |
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|
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struct revo51_spec *spec; |
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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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|
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err = snd_ak4114_create(ice->card, |
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ap192_ak4114_read, |
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ap192_ak4114_write, |
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ak4114_init_vals, ak4114_init_txcsb, |
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ice, &spec->ak4114); |
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if (err < 0) |
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return err; |
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/* AK4114 in Revo cannot detect external rate correctly. |
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* No reason to stop capture stream due to incorrect checks */ |
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spec->ak4114->check_flags = AK4114_CHECK_NO_RATE; |
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|
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return 0; |
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} |
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|
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static int revo_init(struct snd_ice1712 *ice) |
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{ |
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struct snd_akm4xxx *ak; |
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int err; |
|
|
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/* determine I2C, DACs and ADCs */ |
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switch (ice->eeprom.subvendor) { |
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case VT1724_SUBDEVICE_REVOLUTION71: |
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ice->num_total_dacs = 8; |
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ice->num_total_adcs = 2; |
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ice->gpio.i2s_mclk_changed = revo_i2s_mclk_changed; |
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break; |
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case VT1724_SUBDEVICE_REVOLUTION51: |
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ice->num_total_dacs = 8; |
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ice->num_total_adcs = 2; |
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break; |
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case VT1724_SUBDEVICE_AUDIOPHILE192: |
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ice->num_total_dacs = 2; |
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ice->num_total_adcs = 2; |
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break; |
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default: |
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snd_BUG(); |
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return -EINVAL; |
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} |
|
|
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/* second stage of initialization, analog parts and others */ |
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ak = ice->akm = kcalloc(2, sizeof(struct snd_akm4xxx), GFP_KERNEL); |
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if (! ak) |
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return -ENOMEM; |
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switch (ice->eeprom.subvendor) { |
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case VT1724_SUBDEVICE_REVOLUTION71: |
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ice->akm_codecs = 2; |
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err = snd_ice1712_akm4xxx_init(ak, &akm_revo_front, |
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&akm_revo_front_priv, ice); |
|
if (err < 0) |
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return err; |
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err = snd_ice1712_akm4xxx_init(ak+1, &akm_revo_surround, |
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&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 */ |
|
};
|
|
|