Release 4.7 sound/pci/ice1712/revo.c

/*
 *   ALSA driver for ICEnsemble ICE1712 (Envy24)
 *
 *   Lowlevel functions for M-Audio Audiophile 192, Revolution 7.1 and 5.1
 *
 *      Copyright (c) 2003 Takashi Iwai <tiwai@suse.de>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 */      

#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <sound/core.h>

#include "ice1712.h"
#include "envy24ht.h"
#include "revo.h"

/* a non-standard I2C device for revo51 */

struct revo51_spec {
	
struct snd_i2c_device *dev;
	
struct snd_pt2258 *pt2258;
	
struct ak4114 *ak4114;
};



static void revo_i2s_mclk_changed(struct snd_ice1712 *ice)
{
	/* assert PRST# to converters; MT05 bit 7 */
	outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
	mdelay(5);
	/* deassert PRST# */
	outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
}

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/*
 * change the rate of Envy24HT, AK4355 and AK4381
 */


static void revo_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
{
	unsigned char old, tmp, dfs;
	int reg, shift;

	if (rate == 0)	/* no hint - S/PDIF input is master, simply return */
		return;

	/* adjust DFS on codecs */
	if (rate > 96000)
		dfs = 2;
	else if (rate > 48000)
		dfs = 1;
	else
		dfs = 0;

	if (ak->type == SND_AK4355 || ak->type == SND_AK4358) {
		reg = 2;
		shift = 4;
	} else {
		reg = 1;
		shift = 3;
	}
	tmp = snd_akm4xxx_get(ak, 0, reg);
	old = (tmp >> shift) & 0x03;
	if (old == dfs)
		return;

	/* reset DFS */
	snd_akm4xxx_reset(ak, 1);
	tmp = snd_akm4xxx_get(ak, 0, reg);
	tmp &= ~(0x03 << shift);
	tmp |= dfs << shift;
	/* snd_akm4xxx_write(ak, 0, reg, tmp); */
	snd_akm4xxx_set(ak, 0, reg, tmp); /* value is written in reset(0) */
	snd_akm4xxx_reset(ak, 0);
}

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/*
 * I2C access to the PT2258 volume controller on GPIO 6/7 (Revolution 5.1)
 */



static void revo_i2c_start(struct snd_i2c_bus *bus)
{
	struct snd_ice1712 *ice = bus->private_data;
	snd_ice1712_save_gpio_status(ice);
}

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static void revo_i2c_stop(struct snd_i2c_bus *bus)
{
	struct snd_ice1712 *ice = bus->private_data;
	snd_ice1712_restore_gpio_status(ice);
}

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static void revo_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)
{
	struct snd_ice1712 *ice = bus->private_data;
	unsigned int mask, val;

	val = 0;
	if (clock)
		val |= VT1724_REVO_I2C_CLOCK;	/* write SCL */
	if (data)
		val |= VT1724_REVO_I2C_DATA;	/* write SDA */
	mask = VT1724_REVO_I2C_CLOCK | VT1724_REVO_I2C_DATA;
	ice->gpio.direction &= ~mask;
	ice->gpio.direction |= val;
	snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
	snd_ice1712_gpio_set_mask(ice, ~mask);
}

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static void revo_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)
{
	struct snd_ice1712 *ice = bus->private_data;
	unsigned int val = 0;

	if (clk)
		val |= VT1724_REVO_I2C_CLOCK;
	if (data)
		val |= VT1724_REVO_I2C_DATA;
	snd_ice1712_gpio_write_bits(ice,
				    VT1724_REVO_I2C_DATA |
				    VT1724_REVO_I2C_CLOCK, val);
	udelay(5);
}

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static int revo_i2c_getdata(struct snd_i2c_bus *bus, int ack)
{
	struct snd_ice1712 *ice = bus->private_data;
	int bit;

	if (ack)
		udelay(5);
	bit = snd_ice1712_gpio_read_bits(ice, VT1724_REVO_I2C_DATA) ? 1 : 0;
	return bit;
}

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static struct snd_i2c_bit_ops revo51_bit_ops = {
	.start = revo_i2c_start,
	.stop = revo_i2c_stop,
	.direction = revo_i2c_direction,
	.setlines = revo_i2c_setlines,
	.getdata = revo_i2c_getdata,
};



static int revo51_i2c_init(struct snd_ice1712 *ice,
			   struct snd_pt2258 *pt)
{
	struct revo51_spec *spec;
	int err;

	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
	if (!spec)
		return -ENOMEM;
	ice->spec = spec;

	/* create the I2C bus */
	err = snd_i2c_bus_create(ice->card, "ICE1724 GPIO6", NULL, &ice->i2c);
	if (err < 0)
		return err;

	ice->i2c->private_data = ice;
	ice->i2c->hw_ops.bit = &revo51_bit_ops;

	/* create the I2C device */
	err = snd_i2c_device_create(ice->i2c, "PT2258", 0x40, &spec->dev);
	if (err < 0)
		return err;

	pt->card = ice->card;
	pt->i2c_bus = ice->i2c;
	pt->i2c_dev = spec->dev;
	spec->pt2258 = pt;

	snd_pt2258_reset(pt);

	return 0;
}

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/*
 * initialize the chips on M-Audio Revolution cards
 */


#define AK_DAC(xname,xch) { .name = xname, .num_channels = xch }


static const struct snd_akm4xxx_dac_channel revo71_front[] = {
	{
		.name = "PCM Playback Volume",
		.num_channels = 2,
		/* front channels DAC supports muting */
		.switch_name = "PCM Playback Switch",
        },
};


static const struct snd_akm4xxx_dac_channel revo71_surround[] = {
	AK_DAC("PCM Center Playback Volume", 1),
	AK_DAC("PCM LFE Playback Volume", 1),
	AK_DAC("PCM Side Playback Volume", 2),
	AK_DAC("PCM Rear Playback Volume", 2),
};


static const struct snd_akm4xxx_dac_channel revo51_dac[] = {
	AK_DAC("PCM Playback Volume", 2),
	AK_DAC("PCM Center Playback Volume", 1),
	AK_DAC("PCM LFE Playback Volume", 1),
	AK_DAC("PCM Rear Playback Volume", 2),
	AK_DAC("PCM Headphone Volume", 2),
};


static const char *revo51_adc_input_names[] = {
	"Mic",
	"Line",
	"CD",
	NULL
};


static const struct snd_akm4xxx_adc_channel revo51_adc[] = {
	{
		.name = "PCM Capture Volume",
		.switch_name = "PCM Capture Switch",
		.num_channels = 2,
		.input_names = revo51_adc_input_names
	},
};


static struct snd_akm4xxx akm_revo_front = {
	.type = SND_AK4381,
	.num_dacs = 2,
	.ops = {
		.set_rate_val = revo_set_rate_val
	},
	.dac_info = revo71_front,
};


static struct snd_ak4xxx_private akm_revo_front_priv = {
	.caddr = 1,
	.cif = 0,
	.data_mask = VT1724_REVO_CDOUT,
	.clk_mask = VT1724_REVO_CCLK,
	.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
	.cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS2,
	.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
	.add_flags = VT1724_REVO_CCLK, /* high at init */
	.mask_flags = 0,
};


static struct snd_akm4xxx akm_revo_surround = {
	.type = SND_AK4355,
	.idx_offset = 1,
	.num_dacs = 6,
	.ops = {
		.set_rate_val = revo_set_rate_val
	},
	.dac_info = revo71_surround,
};


static struct snd_ak4xxx_private akm_revo_surround_priv = {
	.caddr = 3,
	.cif = 0,
	.data_mask = VT1724_REVO_CDOUT,
	.clk_mask = VT1724_REVO_CCLK,
	.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
	.cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS1,
	.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
	.add_flags = VT1724_REVO_CCLK, /* high at init */
	.mask_flags = 0,
};


static struct snd_akm4xxx akm_revo51 = {
	.type = SND_AK4358,
	.num_dacs = 8,
	.ops = {
		.set_rate_val = revo_set_rate_val
	},
	.dac_info = revo51_dac,
};


static struct snd_ak4xxx_private akm_revo51_priv = {
	.caddr = 2,
	.cif = 0,
	.data_mask = VT1724_REVO_CDOUT,
	.clk_mask = VT1724_REVO_CCLK,
	.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
	.cs_addr = VT1724_REVO_CS1,
	.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
	.add_flags = VT1724_REVO_CCLK, /* high at init */
	.mask_flags = 0,
};


static struct snd_akm4xxx akm_revo51_adc = {
	.type = SND_AK5365,
	.num_adcs = 2,
	.adc_info = revo51_adc,
};


static struct snd_ak4xxx_private akm_revo51_adc_priv = {
	.caddr = 2,
	.cif = 0,
	.data_mask = VT1724_REVO_CDOUT,
	.clk_mask = VT1724_REVO_CCLK,
	.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
	.cs_addr = VT1724_REVO_CS0,
	.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
	.add_flags = VT1724_REVO_CCLK, /* high at init */
	.mask_flags = 0,
};


static struct snd_pt2258 ptc_revo51_volume;

/* AK4358 for AP192 DAC, AK5385A for ADC */


static void ap192_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
{
	struct snd_ice1712 *ice = ak->private_data[0];
	int dfs;

	revo_set_rate_val(ak, rate);

	/* reset CKS */
	snd_ice1712_gpio_write_bits(ice, 1 << 8, rate > 96000 ? 1 << 8 : 0);
	/* reset DFS pins of AK5385A for ADC, too */
	if (rate > 96000)
		dfs = 2;
	else if (rate > 48000)
		dfs = 1;
	else
		dfs = 0;
	snd_ice1712_gpio_write_bits(ice, 3 << 9, dfs << 9);
	/* reset ADC */
	snd_ice1712_gpio_write_bits(ice, 1 << 11, 0);
	snd_ice1712_gpio_write_bits(ice, 1 << 11, 1 << 11);
}

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static const struct snd_akm4xxx_dac_channel ap192_dac[] = {
	AK_DAC("PCM Playback Volume", 2)
};


static struct snd_akm4xxx akm_ap192 = {
	.type = SND_AK4358,
	.num_dacs = 2,
	.ops = {
		.set_rate_val = ap192_set_rate_val
	},
	.dac_info = ap192_dac,
};


static struct snd_ak4xxx_private akm_ap192_priv = {
	.caddr = 2,
	.cif = 0,
	.data_mask = VT1724_REVO_CDOUT,
	.clk_mask = VT1724_REVO_CCLK,
	.cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS3,
	.cs_addr = VT1724_REVO_CS3,
	.cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS3,
	.add_flags = VT1724_REVO_CCLK, /* high at init */
	.mask_flags = 0,
};

/* AK4114 support on Audiophile 192 */
/* CDTO (pin 32) -- GPIO2 pin 52
 * CDTI (pin 33) -- GPIO3 pin 53 (shared with AK4358)
 * CCLK (pin 34) -- GPIO1 pin 51 (shared with AK4358)
 * CSN  (pin 35) -- GPIO7 pin 59
 */

#define AK4114_ADDR	0x00



static void write_data(struct snd_ice1712 *ice, unsigned int gpio,
		       unsigned int data, int idx)
{
	for (; idx >= 0; idx--) {
		/* drop clock */
		gpio &= ~VT1724_REVO_CCLK;
		snd_ice1712_gpio_write(ice, gpio);
		udelay(1);
		/* set data */
		if (data & (1 << idx))
			gpio |= VT1724_REVO_CDOUT;
		else
			gpio &= ~VT1724_REVO_CDOUT;
		snd_ice1712_gpio_write(ice, gpio);
		udelay(1);
		/* raise clock */
		gpio |= VT1724_REVO_CCLK;
		snd_ice1712_gpio_write(ice, gpio);
		udelay(1);
	}
}

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static unsigned char read_data(struct snd_ice1712 *ice, unsigned int gpio,
			       int idx)
{
	unsigned char data = 0;

	for (; idx >= 0; idx--) {
		/* drop clock */
		gpio &= ~VT1724_REVO_CCLK;
		snd_ice1712_gpio_write(ice, gpio);
		udelay(1);
		/* read data */
		if (snd_ice1712_gpio_read(ice) & VT1724_REVO_CDIN)
			data |= (1 << idx);
		udelay(1);
		/* raise clock */
		gpio |= VT1724_REVO_CCLK;
		snd_ice1712_gpio_write(ice, gpio);
		udelay(1);
	}
	return data;
}

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static unsigned int ap192_4wire_start(struct snd_ice1712 *ice)
{
	unsigned int tmp;

	snd_ice1712_save_gpio_status(ice);
	tmp = snd_ice1712_gpio_read(ice);
	tmp |= VT1724_REVO_CCLK; /* high at init */
	tmp |= VT1724_REVO_CS0;
	tmp &= ~VT1724_REVO_CS3;
	snd_ice1712_gpio_write(ice, tmp);
	udelay(1);
	return tmp;
}

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static void ap192_4wire_finish(struct snd_ice1712 *ice, unsigned int tmp)
{
	tmp |= VT1724_REVO_CS3;
	tmp |= VT1724_REVO_CS0;
	snd_ice1712_gpio_write(ice, tmp);
	udelay(1);
	snd_ice1712_restore_gpio_status(ice);
}

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static void ap192_ak4114_write(void *private_data, unsigned char addr,
			       unsigned char data)
{
	struct snd_ice1712 *ice = private_data;
	unsigned int tmp, addrdata;

	tmp = ap192_4wire_start(ice);
	addrdata = (AK4114_ADDR << 6) | 0x20 | (addr & 0x1f);
	addrdata = (addrdata << 8) | data;
	write_data(ice, tmp, addrdata, 15);
	ap192_4wire_finish(ice, tmp);
}

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static unsigned char ap192_ak4114_read(void *private_data, unsigned char addr)
{
	struct snd_ice1712 *ice = private_data;
	unsigned int tmp;
	unsigned char data;

	tmp = ap192_4wire_start(ice);
	write_data(ice, tmp, (AK4114_ADDR << 6) | (addr & 0x1f), 7);
	data = read_data(ice, tmp, 7);
	ap192_4wire_finish(ice, tmp);
	return data;
}

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static int ap192_ak4114_init(struct snd_ice1712 *ice)
{
	static const unsigned char ak4114_init_vals[] = {
		AK4114_RST | AK4114_PWN | AK4114_OCKS0,
		AK4114_DIF_I24I2S,
		AK4114_TX1E,
		AK4114_EFH_1024 | AK4114_DIT | AK4114_IPS(0),
		0,
		0
	};
	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;
}

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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;
}


Contributors
Person
Tokens
Prop
Commits
CommitProp
jaroslav kysela
jaroslav kysela
146
41.13%
6
40.00%
takashi iwai
takashi iwai
133
37.46%
4
26.67%
jochen voss
jochen voss
51
14.37%
2
13.33%
jonas petersen
jonas petersen
16
4.51%
1
6.67%
alexander beregalov
alexander beregalov
9
2.54%
2
13.33%
Total
355
100.00%
15
100.00%



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;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
takashi iwai
takashi iwai
52
34.21%
4
57.14%
jaroslav kysela
jaroslav kysela
44
28.95%
1
14.29%
jochen voss
jochen voss
35
23.03%
1
14.29%
jonas petersen
jonas petersen
21
13.82%
1
14.29%
Total
152
100.00%
7
100.00%

/* 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 */
};
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
takashi iwai
takashi iwai
1247
45.90%
10
31.25%
jaroslav kysela
jaroslav kysela
663
24.40%
9
28.12%
jochen voss
jochen voss
623
22.93%
4
12.50%
jonas petersen
jonas petersen
88
3.24%
1
3.12%
jani alinikula
jani alinikula
40
1.47%
1
3.12%
pavel hofman
pavel hofman
22
0.81%
2
6.25%
alexander beregalov
alexander beregalov
17
0.63%
2
6.25%
sudip mukherjee
sudip mukherjee
9
0.33%
1
3.12%
karsten wiese
karsten wiese
4
0.15%
1
3.12%
vedran miletic
vedran miletic
4
0.15%
1
3.12%
bill pemberton
bill pemberton
0.00%
0
0.00%
Total
2717
100.00%
32
100.00%
  
Directory: sound/pci/ice1712

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