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linux_dsm_epyc7002/sound/pci/ice1712/ews.c
Takashi Iwai b4e5e70775 ALSA: pci: Constify snd_kcontrol_new items 
Most of snd_kcontrol_new definitions are read-only and passed as-is.
Let's declare them as const for further optimization.

There should be no functional changes by this patch.

Link: https://lore.kernel.org/r/20200103081714.9560-38-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-01-03 09:24:28 +01:00

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* ALSA driver for ICEnsemble ICE1712 (Envy24)
*
* Lowlevel functions for Terratec EWS88MT/D, EWX24/96, DMX 6Fire
*
* Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
* 2002 Takashi Iwai <tiwai@suse.de>
*/
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/cs8427.h>
#include <sound/asoundef.h>
#include "ice1712.h"
#include "ews.h"
#define SND_CS8404
#include <sound/cs8403.h>
enum {
EWS_I2C_CS8404 = 0, EWS_I2C_PCF1, EWS_I2C_PCF2,
EWS_I2C_88D = 0,
EWS_I2C_6FIRE = 0
};
/* additional i2c devices for EWS boards */
struct ews_spec {
struct snd_i2c_device *i2cdevs[3];
};
/*
* access via i2c mode (for EWX 24/96, EWS 88MT&D)
*/
/* send SDA and SCL */
static void ewx_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)
{
struct snd_ice1712 *ice = bus->private_data;
unsigned char tmp = 0;
if (clk)
tmp |= ICE1712_EWX2496_SERIAL_CLOCK;
if (data)
tmp |= ICE1712_EWX2496_SERIAL_DATA;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
udelay(5);
}
static int ewx_i2c_getclock(struct snd_i2c_bus *bus)
{
struct snd_ice1712 *ice = bus->private_data;
return snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_EWX2496_SERIAL_CLOCK ? 1 : 0;
}
static int ewx_i2c_getdata(struct snd_i2c_bus *bus, int ack)
{
struct snd_ice1712 *ice = bus->private_data;
int bit;
/* set RW pin to low */
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~ICE1712_EWX2496_RW);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, 0);
if (ack)
udelay(5);
bit = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_EWX2496_SERIAL_DATA ? 1 : 0;
/* set RW pin to high */
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ICE1712_EWX2496_RW);
/* reset write mask */
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~ICE1712_EWX2496_SERIAL_CLOCK);
return bit;
}
static void ewx_i2c_start(struct snd_i2c_bus *bus)
{
struct snd_ice1712 *ice = bus->private_data;
unsigned char mask;
snd_ice1712_save_gpio_status(ice);
/* set RW high */
mask = ICE1712_EWX2496_RW;
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWX2496:
mask |= ICE1712_EWX2496_AK4524_CS; /* CS high also */
break;
case ICE1712_SUBDEVICE_DMX6FIRE:
mask |= ICE1712_6FIRE_AK4524_CS_MASK; /* CS high also */
break;
}
snd_ice1712_gpio_write_bits(ice, mask, mask);
}
static void ewx_i2c_stop(struct snd_i2c_bus *bus)
{
struct snd_ice1712 *ice = bus->private_data;
snd_ice1712_restore_gpio_status(ice);
}
static void ewx_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)
{
struct snd_ice1712 *ice = bus->private_data;
unsigned char mask = 0;
if (clock)
mask |= ICE1712_EWX2496_SERIAL_CLOCK; /* write SCL */
if (data)
mask |= ICE1712_EWX2496_SERIAL_DATA; /* write SDA */
ice->gpio.direction &= ~(ICE1712_EWX2496_SERIAL_CLOCK|ICE1712_EWX2496_SERIAL_DATA);
ice->gpio.direction |= mask;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->gpio.direction);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~mask);
}
static struct snd_i2c_bit_ops snd_ice1712_ewx_cs8427_bit_ops = {
.start = ewx_i2c_start,
.stop = ewx_i2c_stop,
.direction = ewx_i2c_direction,
.setlines = ewx_i2c_setlines,
.getclock = ewx_i2c_getclock,
.getdata = ewx_i2c_getdata,
};
/*
* AK4524 access
*/
/* AK4524 chip select; address 0x48 bit 0-3 */
static int snd_ice1712_ews88mt_chip_select(struct snd_ice1712 *ice, int chip_mask)
{
struct ews_spec *spec = ice->spec;
unsigned char data, ndata;
if (snd_BUG_ON(chip_mask < 0 || chip_mask > 0x0f))
return -EINVAL;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1)
goto __error;
ndata = (data & 0xf0) | chip_mask;
if (ndata != data)
if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF2], &ndata, 1)
!= 1)
goto __error;
snd_i2c_unlock(ice->i2c);
return 0;
__error:
snd_i2c_unlock(ice->i2c);
dev_err(ice->card->dev,
"AK4524 chip select failed, check cable to the front module\n");
return -EIO;
}
/* start callback for EWS88MT, needs to select a certain chip mask */
static void ews88mt_ak4524_lock(struct snd_akm4xxx *ak, int chip)
{
struct snd_ice1712 *ice = ak->private_data[0];
unsigned char tmp;
/* assert AK4524 CS */
if (snd_ice1712_ews88mt_chip_select(ice, ~(1 << chip) & 0x0f) < 0)
dev_err(ice->card->dev, "fatal error (ews88mt chip select)\n");
snd_ice1712_save_gpio_status(ice);
tmp = ICE1712_EWS88_SERIAL_DATA |
ICE1712_EWS88_SERIAL_CLOCK |
ICE1712_EWS88_RW;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
ice->gpio.direction | tmp);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
}
/* stop callback for EWS88MT, needs to deselect chip mask */
static void ews88mt_ak4524_unlock(struct snd_akm4xxx *ak, int chip)
{
struct snd_ice1712 *ice = ak->private_data[0];
snd_ice1712_restore_gpio_status(ice);
udelay(1);
snd_ice1712_ews88mt_chip_select(ice, 0x0f);
}
/* start callback for EWX24/96 */
static void ewx2496_ak4524_lock(struct snd_akm4xxx *ak, int chip)
{
struct snd_ice1712 *ice = ak->private_data[0];
unsigned char tmp;
snd_ice1712_save_gpio_status(ice);
tmp = ICE1712_EWX2496_SERIAL_DATA |
ICE1712_EWX2496_SERIAL_CLOCK |
ICE1712_EWX2496_AK4524_CS |
ICE1712_EWX2496_RW;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
ice->gpio.direction | tmp);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
}
/* start callback for DMX 6fire */
static void dmx6fire_ak4524_lock(struct snd_akm4xxx *ak, int chip)
{
struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
struct snd_ice1712 *ice = ak->private_data[0];
unsigned char tmp;
snd_ice1712_save_gpio_status(ice);
tmp = priv->cs_mask = priv->cs_addr = (1 << chip) & ICE1712_6FIRE_AK4524_CS_MASK;
tmp |= ICE1712_6FIRE_SERIAL_DATA |
ICE1712_6FIRE_SERIAL_CLOCK |
ICE1712_6FIRE_RW;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
ice->gpio.direction | tmp);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
}
/*
* CS8404 interface on EWS88MT/D
*/
static void snd_ice1712_ews_cs8404_spdif_write(struct snd_ice1712 *ice, unsigned char bits)
{
struct ews_spec *spec = ice->spec;
unsigned char bytes[2];
snd_i2c_lock(ice->i2c);
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWS88MT:
case ICE1712_SUBDEVICE_EWS88MT_NEW:
case ICE1712_SUBDEVICE_PHASE88:
case ICE1712_SUBDEVICE_TS88:
if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_CS8404], &bits, 1)
!= 1)
goto _error;
break;
case ICE1712_SUBDEVICE_EWS88D:
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], bytes, 2)
!= 2)
goto _error;
if (bits != bytes[1]) {
bytes[1] = bits;
if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_88D],
bytes, 2) != 2)
goto _error;
}
break;
}
_error:
snd_i2c_unlock(ice->i2c);
}
/*
*/
static void ews88_spdif_default_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
{
snd_cs8404_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_bits);
}
static int ews88_spdif_default_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
{
unsigned int val;
int change;
val = snd_cs8404_encode_spdif_bits(&ucontrol->value.iec958);
spin_lock_irq(&ice->reg_lock);
change = ice->spdif.cs8403_bits != val;
ice->spdif.cs8403_bits = val;
if (change && ice->playback_pro_substream == NULL) {
spin_unlock_irq(&ice->reg_lock);
snd_ice1712_ews_cs8404_spdif_write(ice, val);
} else {
spin_unlock_irq(&ice->reg_lock);
}
return change;
}
static void ews88_spdif_stream_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
{
snd_cs8404_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_stream_bits);
}
static int ews88_spdif_stream_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
{
unsigned int val;
int change;
val = snd_cs8404_encode_spdif_bits(&ucontrol->value.iec958);
spin_lock_irq(&ice->reg_lock);
change = ice->spdif.cs8403_stream_bits != val;
ice->spdif.cs8403_stream_bits = val;
if (change && ice->playback_pro_substream != NULL) {
spin_unlock_irq(&ice->reg_lock);
snd_ice1712_ews_cs8404_spdif_write(ice, val);
} else {
spin_unlock_irq(&ice->reg_lock);
}
return change;
}
/* open callback */
static void ews88_open_spdif(struct snd_ice1712 *ice, struct snd_pcm_substream *substream)
{
ice->spdif.cs8403_stream_bits = ice->spdif.cs8403_bits;
}
/* set up SPDIF for EWS88MT / EWS88D */
static void ews88_setup_spdif(struct snd_ice1712 *ice, int rate)
{
unsigned long flags;
unsigned char tmp;
int change;
spin_lock_irqsave(&ice->reg_lock, flags);
tmp = ice->spdif.cs8403_stream_bits;
if (tmp & 0x10) /* consumer */
tmp &= (tmp & 0x01) ? ~0x06 : ~0x60;
switch (rate) {
case 32000: tmp |= (tmp & 0x01) ? 0x02 : 0x00; break;
case 44100: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
case 48000: tmp |= (tmp & 0x01) ? 0x04 : 0x20; break;
default: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
}
change = ice->spdif.cs8403_stream_bits != tmp;
ice->spdif.cs8403_stream_bits = tmp;
spin_unlock_irqrestore(&ice->reg_lock, flags);
if (change)
snd_ctl_notify(ice->card, SNDRV_CTL_EVENT_MASK_VALUE, &ice->spdif.stream_ctl->id);
snd_ice1712_ews_cs8404_spdif_write(ice, tmp);
}
/*
*/
static const struct snd_akm4xxx akm_ews88mt = {
.num_adcs = 8,
.num_dacs = 8,
.type = SND_AK4524,
.ops = {
.lock = ews88mt_ak4524_lock,
.unlock = ews88mt_ak4524_unlock
}
};
static const struct snd_ak4xxx_private akm_ews88mt_priv = {
.caddr = 2,
.cif = 1, /* CIF high */
.data_mask = ICE1712_EWS88_SERIAL_DATA,
.clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
.cs_mask = 0,
.cs_addr = 0,
.cs_none = 0, /* no chip select on gpio */
.add_flags = ICE1712_EWS88_RW, /* set rw bit high */
.mask_flags = 0,
};
static const struct snd_akm4xxx akm_ewx2496 = {
.num_adcs = 2,
.num_dacs = 2,
.type = SND_AK4524,
.ops = {
.lock = ewx2496_ak4524_lock
}
};
static const struct snd_ak4xxx_private akm_ewx2496_priv = {
.caddr = 2,
.cif = 1, /* CIF high */
.data_mask = ICE1712_EWS88_SERIAL_DATA,
.clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
.cs_mask = ICE1712_EWX2496_AK4524_CS,
.cs_addr = ICE1712_EWX2496_AK4524_CS,
.cs_none = 0,
.add_flags = ICE1712_EWS88_RW, /* set rw bit high */
.mask_flags = 0,
};
static const struct snd_akm4xxx akm_6fire = {
.num_adcs = 6,
.num_dacs = 6,
.type = SND_AK4524,
.ops = {
.lock = dmx6fire_ak4524_lock
}
};
static const struct snd_ak4xxx_private akm_6fire_priv = {
.caddr = 2,
.cif = 1, /* CIF high */
.data_mask = ICE1712_6FIRE_SERIAL_DATA,
.clk_mask = ICE1712_6FIRE_SERIAL_CLOCK,
.cs_mask = 0,
.cs_addr = 0, /* set later */
.cs_none = 0,
.add_flags = ICE1712_6FIRE_RW, /* set rw bit high */
.mask_flags = 0,
};
/*
* initialize the chip
*/
/* 6fire specific */
#define PCF9554_REG_INPUT 0
#define PCF9554_REG_OUTPUT 1
#define PCF9554_REG_POLARITY 2
#define PCF9554_REG_CONFIG 3
static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data);
static int snd_ice1712_ews_init(struct snd_ice1712 *ice)
{
int err;
struct snd_akm4xxx *ak;
struct ews_spec *spec;
/* set the analog DACs */
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWX2496:
ice->num_total_dacs = 2;
ice->num_total_adcs = 2;
break;
case ICE1712_SUBDEVICE_EWS88MT:
case ICE1712_SUBDEVICE_EWS88MT_NEW:
case ICE1712_SUBDEVICE_PHASE88:
case ICE1712_SUBDEVICE_TS88:
ice->num_total_dacs = 8;
ice->num_total_adcs = 8;
break;
case ICE1712_SUBDEVICE_EWS88D:
/* Note: not analog but ADAT I/O */
ice->num_total_dacs = 8;
ice->num_total_adcs = 8;
break;
case ICE1712_SUBDEVICE_DMX6FIRE:
ice->num_total_dacs = 6;
ice->num_total_adcs = 6;
break;
}
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec)
return -ENOMEM;
ice->spec = spec;
/* create i2c */
if ((err = snd_i2c_bus_create(ice->card, "ICE1712 GPIO 1", NULL, &ice->i2c)) < 0) {
dev_err(ice->card->dev, "unable to create I2C bus\n");
return err;
}
ice->i2c->private_data = ice;
ice->i2c->hw_ops.bit = &snd_ice1712_ewx_cs8427_bit_ops;
/* create i2c devices */
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_DMX6FIRE:
err = snd_i2c_device_create(ice->i2c, "PCF9554",
ICE1712_6FIRE_PCF9554_ADDR,
&spec->i2cdevs[EWS_I2C_6FIRE]);
if (err < 0) {
dev_err(ice->card->dev,
"PCF9554 initialization failed\n");
return err;
}
snd_ice1712_6fire_write_pca(ice, PCF9554_REG_CONFIG, 0x80);
break;
case ICE1712_SUBDEVICE_EWS88MT:
case ICE1712_SUBDEVICE_EWS88MT_NEW:
case ICE1712_SUBDEVICE_PHASE88:
case ICE1712_SUBDEVICE_TS88:
err = snd_i2c_device_create(ice->i2c, "CS8404",
ICE1712_EWS88MT_CS8404_ADDR,
&spec->i2cdevs[EWS_I2C_CS8404]);
if (err < 0)
return err;
err = snd_i2c_device_create(ice->i2c, "PCF8574 (1st)",
ICE1712_EWS88MT_INPUT_ADDR,
&spec->i2cdevs[EWS_I2C_PCF1]);
if (err < 0)
return err;
err = snd_i2c_device_create(ice->i2c, "PCF8574 (2nd)",
ICE1712_EWS88MT_OUTPUT_ADDR,
&spec->i2cdevs[EWS_I2C_PCF2]);
if (err < 0)
return err;
/* Check if the front module is connected */
if ((err = snd_ice1712_ews88mt_chip_select(ice, 0x0f)) < 0)
return err;
break;
case ICE1712_SUBDEVICE_EWS88D:
err = snd_i2c_device_create(ice->i2c, "PCF8575",
ICE1712_EWS88D_PCF_ADDR,
&spec->i2cdevs[EWS_I2C_88D]);
if (err < 0)
return err;
break;
}
/* set up SPDIF interface */
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWX2496:
if ((err = snd_ice1712_init_cs8427(ice, CS8427_BASE_ADDR)) < 0)
return err;
snd_cs8427_reg_write(ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
break;
case ICE1712_SUBDEVICE_DMX6FIRE:
if ((err = snd_ice1712_init_cs8427(ice, ICE1712_6FIRE_CS8427_ADDR)) < 0)
return err;
snd_cs8427_reg_write(ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
break;
case ICE1712_SUBDEVICE_EWS88MT:
case ICE1712_SUBDEVICE_EWS88MT_NEW:
case ICE1712_SUBDEVICE_PHASE88:
case ICE1712_SUBDEVICE_TS88:
case ICE1712_SUBDEVICE_EWS88D:
/* set up CS8404 */
ice->spdif.ops.open = ews88_open_spdif;
ice->spdif.ops.setup_rate = ews88_setup_spdif;
ice->spdif.ops.default_get = ews88_spdif_default_get;
ice->spdif.ops.default_put = ews88_spdif_default_put;
ice->spdif.ops.stream_get = ews88_spdif_stream_get;
ice->spdif.ops.stream_put = ews88_spdif_stream_put;
/* Set spdif defaults */
snd_ice1712_ews_cs8404_spdif_write(ice, ice->spdif.cs8403_bits);
break;
}
/* no analog? */
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWS88D:
return 0;
}
/* analog section */
ak = ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
if (! ak)
return -ENOMEM;
ice->akm_codecs = 1;
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWS88MT:
case ICE1712_SUBDEVICE_EWS88MT_NEW:
case ICE1712_SUBDEVICE_PHASE88:
case ICE1712_SUBDEVICE_TS88:
err = snd_ice1712_akm4xxx_init(ak, &akm_ews88mt, &akm_ews88mt_priv, ice);
break;
case ICE1712_SUBDEVICE_EWX2496:
err = snd_ice1712_akm4xxx_init(ak, &akm_ewx2496, &akm_ewx2496_priv, ice);
break;
case ICE1712_SUBDEVICE_DMX6FIRE:
err = snd_ice1712_akm4xxx_init(ak, &akm_6fire, &akm_6fire_priv, ice);
break;
default:
err = 0;
}
return err;
}
/*
* EWX 24/96 specific controls
*/
/* i/o sensitivity - this callback is shared among other devices, too */
static int snd_ice1712_ewx_io_sense_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo){
static const char * const texts[2] = {
"+4dBu", "-10dBV",
};
return snd_ctl_enum_info(uinfo, 1, 2, texts);
}
static int snd_ice1712_ewx_io_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char mask = kcontrol->private_value & 0xff;
snd_ice1712_save_gpio_status(ice);
ucontrol->value.enumerated.item[0] = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & mask ? 1 : 0;
snd_ice1712_restore_gpio_status(ice);
return 0;
}
static int snd_ice1712_ewx_io_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char mask = kcontrol->private_value & 0xff;
int val, nval;
if (kcontrol->private_value & (1 << 31))
return -EPERM;
nval = ucontrol->value.enumerated.item[0] ? mask : 0;
snd_ice1712_save_gpio_status(ice);
val = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
nval |= val & ~mask;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, nval);
snd_ice1712_restore_gpio_status(ice);
return val != nval;
}
static const struct snd_kcontrol_new snd_ice1712_ewx2496_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Input Sensitivity Switch",
.info = snd_ice1712_ewx_io_sense_info,
.get = snd_ice1712_ewx_io_sense_get,
.put = snd_ice1712_ewx_io_sense_put,
.private_value = ICE1712_EWX2496_AIN_SEL,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Output Sensitivity Switch",
.info = snd_ice1712_ewx_io_sense_info,
.get = snd_ice1712_ewx_io_sense_get,
.put = snd_ice1712_ewx_io_sense_put,
.private_value = ICE1712_EWX2496_AOUT_SEL,
},
};
/*
* EWS88MT specific controls
*/
/* analog output sensitivity;; address 0x48 bit 6 */
static int snd_ice1712_ews88mt_output_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
struct ews_spec *spec = ice->spec;
unsigned char data;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
snd_i2c_unlock(ice->i2c);
ucontrol->value.enumerated.item[0] = data & ICE1712_EWS88MT_OUTPUT_SENSE ? 1 : 0; /* high = -10dBV, low = +4dBu */
return 0;
}
/* analog output sensitivity;; address 0x48 bit 6 */
static int snd_ice1712_ews88mt_output_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
struct ews_spec *spec = ice->spec;
unsigned char data, ndata;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
ndata = (data & ~ICE1712_EWS88MT_OUTPUT_SENSE) | (ucontrol->value.enumerated.item[0] ? ICE1712_EWS88MT_OUTPUT_SENSE : 0);
if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF2],
&ndata, 1) != 1) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
snd_i2c_unlock(ice->i2c);
return ndata != data;
}
/* analog input sensitivity; address 0x46 */
static int snd_ice1712_ews88mt_input_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
struct ews_spec *spec = ice->spec;
int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
unsigned char data;
if (snd_BUG_ON(channel < 0 || channel > 7))
return 0;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
/* reversed; high = +4dBu, low = -10dBV */
ucontrol->value.enumerated.item[0] = data & (1 << channel) ? 0 : 1;
snd_i2c_unlock(ice->i2c);
return 0;
}
/* analog output sensitivity; address 0x46 */
static int snd_ice1712_ews88mt_input_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
struct ews_spec *spec = ice->spec;
int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
unsigned char data, ndata;
if (snd_BUG_ON(channel < 0 || channel > 7))
return 0;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
ndata = (data & ~(1 << channel)) | (ucontrol->value.enumerated.item[0] ? 0 : (1 << channel));
if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF1],
&ndata, 1) != 1) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
snd_i2c_unlock(ice->i2c);
return ndata != data;
}
static const struct snd_kcontrol_new snd_ice1712_ews88mt_input_sense = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Input Sensitivity Switch",
.info = snd_ice1712_ewx_io_sense_info,
.get = snd_ice1712_ews88mt_input_sense_get,
.put = snd_ice1712_ews88mt_input_sense_put,
.count = 8,
};
static const struct snd_kcontrol_new snd_ice1712_ews88mt_output_sense = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Output Sensitivity Switch",
.info = snd_ice1712_ewx_io_sense_info,
.get = snd_ice1712_ews88mt_output_sense_get,
.put = snd_ice1712_ews88mt_output_sense_put,
};
/*
* EWS88D specific controls
*/
#define snd_ice1712_ews88d_control_info snd_ctl_boolean_mono_info
static int snd_ice1712_ews88d_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
struct ews_spec *spec = ice->spec;
int shift = kcontrol->private_value & 0xff;
int invert = (kcontrol->private_value >> 8) & 1;
unsigned char data[2];
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
snd_i2c_unlock(ice->i2c);
data[0] = (data[shift >> 3] >> (shift & 7)) & 0x01;
if (invert)
data[0] ^= 0x01;
ucontrol->value.integer.value[0] = data[0];
return 0;
}
static int snd_ice1712_ews88d_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
struct ews_spec *spec = ice->spec;
int shift = kcontrol->private_value & 0xff;
int invert = (kcontrol->private_value >> 8) & 1;
unsigned char data[2], ndata[2];
int change;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
ndata[shift >> 3] = data[shift >> 3] & ~(1 << (shift & 7));
if (invert) {
if (! ucontrol->value.integer.value[0])
ndata[shift >> 3] |= (1 << (shift & 7));
} else {
if (ucontrol->value.integer.value[0])
ndata[shift >> 3] |= (1 << (shift & 7));
}
change = (data[shift >> 3] != ndata[shift >> 3]);
if (change &&
snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
snd_i2c_unlock(ice->i2c);
return change;
}
#define EWS88D_CONTROL(xiface, xname, xshift, xinvert, xaccess) \
{ .iface = xiface,\
.name = xname,\
.access = xaccess,\
.info = snd_ice1712_ews88d_control_info,\
.get = snd_ice1712_ews88d_control_get,\
.put = snd_ice1712_ews88d_control_put,\
.private_value = xshift | (xinvert << 8),\
}
static const struct snd_kcontrol_new snd_ice1712_ews88d_controls[] = {
EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, 1, 0), /* inverted */
EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Output Optical", 1, 0, 0),
EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT External Master Clock", 2, 0, 0),
EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "Enable ADAT", 3, 0, 0),
EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Through", 4, 1, 0),
};
/*
* DMX 6Fire specific controls
*/
static int snd_ice1712_6fire_read_pca(struct snd_ice1712 *ice, unsigned char reg)
{
unsigned char byte;
struct ews_spec *spec = ice->spec;
snd_i2c_lock(ice->i2c);
byte = reg;
if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1) != 1) {
snd_i2c_unlock(ice->i2c);
dev_err(ice->card->dev, "cannot send pca\n");
return -EIO;
}
byte = 0;
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1) != 1) {
snd_i2c_unlock(ice->i2c);
dev_err(ice->card->dev, "cannot read pca\n");
return -EIO;
}
snd_i2c_unlock(ice->i2c);
return byte;
}
static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data)
{
unsigned char bytes[2];
struct ews_spec *spec = ice->spec;
snd_i2c_lock(ice->i2c);
bytes[0] = reg;
bytes[1] = data;
if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], bytes, 2) != 2) {
snd_i2c_unlock(ice->i2c);
return -EIO;
}
snd_i2c_unlock(ice->i2c);
return 0;
}
#define snd_ice1712_6fire_control_info snd_ctl_boolean_mono_info
static int snd_ice1712_6fire_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int shift = kcontrol->private_value & 0xff;
int invert = (kcontrol->private_value >> 8) & 1;
int data;
if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
return data;
data = (data >> shift) & 1;
if (invert)
data ^= 1;
ucontrol->value.integer.value[0] = data;
return 0;
}
static int snd_ice1712_6fire_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int shift = kcontrol->private_value & 0xff;
int invert = (kcontrol->private_value >> 8) & 1;
int data, ndata;
if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
return data;
ndata = data & ~(1 << shift);
if (ucontrol->value.integer.value[0])
ndata |= (1 << shift);
if (invert)
ndata ^= (1 << shift);
if (data != ndata) {
snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, (unsigned char)ndata);
return 1;
}
return 0;
}
static int snd_ice1712_6fire_select_input_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
static const char * const texts[4] = {
"Internal", "Front Input", "Rear Input", "Wave Table"
};
return snd_ctl_enum_info(uinfo, 1, 4, texts);
}
static int snd_ice1712_6fire_select_input_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int data;
if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
return data;
ucontrol->value.integer.value[0] = data & 3;
return 0;
}
static int snd_ice1712_6fire_select_input_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int data, ndata;
if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
return data;
ndata = data & ~3;
ndata |= (ucontrol->value.integer.value[0] & 3);
if (data != ndata) {
snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, (unsigned char)ndata);
return 1;
}
return 0;
}
#define DMX6FIRE_CONTROL(xname, xshift, xinvert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
.name = xname,\
.info = snd_ice1712_6fire_control_info,\
.get = snd_ice1712_6fire_control_get,\
.put = snd_ice1712_6fire_control_put,\
.private_value = xshift | (xinvert << 8),\
}
static const struct snd_kcontrol_new snd_ice1712_6fire_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Input Select",
.info = snd_ice1712_6fire_select_input_info,
.get = snd_ice1712_6fire_select_input_get,
.put = snd_ice1712_6fire_select_input_put,
},
DMX6FIRE_CONTROL("Front Digital Input Switch", 2, 1),
// DMX6FIRE_CONTROL("Master Clock Select", 3, 0),
DMX6FIRE_CONTROL("Optical Digital Input Switch", 4, 0),
DMX6FIRE_CONTROL("Phono Analog Input Switch", 5, 0),
DMX6FIRE_CONTROL("Breakbox LED", 6, 0),
};
static int snd_ice1712_ews_add_controls(struct snd_ice1712 *ice)
{
unsigned int idx;
int err;
/* all terratec cards have spdif, but cs8427 module builds it's own controls */
if (ice->cs8427 == NULL) {
err = snd_ice1712_spdif_build_controls(ice);
if (err < 0)
return err;
}
/* ak4524 controls */
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWX2496:
case ICE1712_SUBDEVICE_EWS88MT:
case ICE1712_SUBDEVICE_EWS88MT_NEW:
case ICE1712_SUBDEVICE_PHASE88:
case ICE1712_SUBDEVICE_TS88:
case ICE1712_SUBDEVICE_DMX6FIRE:
err = snd_ice1712_akm4xxx_build_controls(ice);
if (err < 0)
return err;
break;
}
/* card specific controls */
switch (ice->eeprom.subvendor) {
case ICE1712_SUBDEVICE_EWX2496:
for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ewx2496_controls); idx++) {
err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ewx2496_controls[idx], ice));
if (err < 0)
return err;
}
break;
case ICE1712_SUBDEVICE_EWS88MT:
case ICE1712_SUBDEVICE_EWS88MT_NEW:
case ICE1712_SUBDEVICE_PHASE88:
case ICE1712_SUBDEVICE_TS88:
err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88mt_input_sense, ice));
if (err < 0)
return err;
err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88mt_output_sense, ice));
if (err < 0)
return err;
break;
case ICE1712_SUBDEVICE_EWS88D:
for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ews88d_controls); idx++) {
err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88d_controls[idx], ice));
if (err < 0)
return err;
}
break;
case ICE1712_SUBDEVICE_DMX6FIRE:
for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_6fire_controls); idx++) {
err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_6fire_controls[idx], ice));
if (err < 0)
return err;
}
break;
}
return 0;
}
/* entry point */
struct snd_ice1712_card_info snd_ice1712_ews_cards[] = {
{
.subvendor = ICE1712_SUBDEVICE_EWX2496,
.name = "TerraTec EWX24/96",
.model = "ewx2496",
.chip_init = snd_ice1712_ews_init,
.build_controls = snd_ice1712_ews_add_controls,
},
{
.subvendor = ICE1712_SUBDEVICE_EWS88MT,
.name = "TerraTec EWS88MT",
.model = "ews88mt",
.chip_init = snd_ice1712_ews_init,
.build_controls = snd_ice1712_ews_add_controls,
},
{
.subvendor = ICE1712_SUBDEVICE_EWS88MT_NEW,
.name = "TerraTec EWS88MT",
.model = "ews88mt_new",
.chip_init = snd_ice1712_ews_init,
.build_controls = snd_ice1712_ews_add_controls,
},
{
.subvendor = ICE1712_SUBDEVICE_PHASE88,
.name = "TerraTec Phase88",
.model = "phase88",
.chip_init = snd_ice1712_ews_init,
.build_controls = snd_ice1712_ews_add_controls,
},
{
.subvendor = ICE1712_SUBDEVICE_TS88,
.name = "terrasoniq TS88",
.model = "phase88",
.chip_init = snd_ice1712_ews_init,
.build_controls = snd_ice1712_ews_add_controls,
},
{
.subvendor = ICE1712_SUBDEVICE_EWS88D,
.name = "TerraTec EWS88D",
.model = "ews88d",
.chip_init = snd_ice1712_ews_init,
.build_controls = snd_ice1712_ews_add_controls,
},
{
.subvendor = ICE1712_SUBDEVICE_DMX6FIRE,
.name = "TerraTec DMX6Fire",
.model = "dmx6fire",
.chip_init = snd_ice1712_ews_init,
.build_controls = snd_ice1712_ews_add_controls,
.mpu401_1_name = "MIDI-Front DMX6fire",
.mpu401_2_name = "Wavetable DMX6fire",
.mpu401_2_info_flags = MPU401_INFO_OUTPUT,
},
{ } /* terminator */
};
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