[ALSA] ICE1724: Added support for Audiotrak Prodigy 7.1 HiFi & HD2, Hercules Fortissimo IV

See ALSA bug#2384 for more details.

Signed-off-by: Julian Scheel <julian@jusst.de>
Signed-off-by: Konstantin Kletschke <konsti@ku-gbr.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

4 files changed, 1206 insertions, 2 deletions

diff --git a/sound/pci/ice1712/Makefile b/sound/pci/ice1712/Makefile
index ee86a1de72f..f99fe089495 100644
--- a/sound/pci/ice1712/Makefile
+++ b/sound/pci/ice1712/Makefile
@@ -5,7 +5,7 @@
 
 snd-ice17xx-ak4xxx-objs := ak4xxx.o
 snd-ice1712-objs := ice1712.o delta.o hoontech.o ews.o
-snd-ice1724-objs := ice1724.o amp.o revo.o aureon.o vt1720_mobo.o pontis.o prodigy192.o juli.o phase.o wtm.o se.o
+snd-ice1724-objs := ice1724.o amp.o revo.o aureon.o vt1720_mobo.o pontis.o prodigy192.o prodigy_hifi.o juli.o phase.o wtm.o se.o
 
 # Toplevel Module Dependency
 obj-$(CONFIG_SND_ICE1712) += snd-ice1712.o snd-ice17xx-ak4xxx.o
diff --git a/sound/pci/ice1712/ice1712.h b/sound/pci/ice1712/ice1712.h
index 4dc576af506..86e418e0b3e 100644
--- a/sound/pci/ice1712/ice1712.h
+++ b/sound/pci/ice1712/ice1712.h
@@ -407,7 +407,13 @@ struct snd_ice1712 {
 				unsigned char ch1, ch2;
 			} vol[8];
 		} se;
-
+		struct prodigy_hifi_spec {
+			unsigned short master[2];
+			unsigned short vol[8];
+		} prodigy_hifi;
+		struct prodigy_hd2_spec {
+			unsigned short vol[2];
+		} prodigy_hd2;
 	} spec;
 
 };
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 3147cbc9edb..c89a4fe72a4 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -47,6 +47,7 @@
 #include "vt1720_mobo.h"
 #include "pontis.h"
 #include "prodigy192.h"
+#include "prodigy_hifi.h"
 #include "juli.h"
 #include "phase.h"
 #include "wtm.h"
@@ -62,6 +63,7 @@ MODULE_SUPPORTED_DEVICE("{"
 	       VT1720_MOBO_DEVICE_DESC
 	       PONTIS_DEVICE_DESC
 	       PRODIGY192_DEVICE_DESC
+	       PRODIGY_HIFI_DEVICE_DESC
 	       JULI_DEVICE_DESC
 	       PHASE_DEVICE_DESC
 	       WTM_DEVICE_DESC
@@ -1930,6 +1932,7 @@ static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
 	snd_vt1724_aureon_cards,
 	snd_vt1720_mobo_cards,
 	snd_vt1720_pontis_cards,
+	snd_vt1724_prodigy_hifi_cards,
 	snd_vt1724_prodigy192_cards,
 	snd_vt1724_juli_cards,
 	snd_vt1724_phase_cards,
diff --git a/sound/pci/ice1712/prodigy_hifi.c b/sound/pci/ice1712/prodigy_hifi.c
new file mode 100644
index 00000000000..6ec1aa44c18
--- /dev/null
+++ b/sound/pci/ice1712/prodigy_hifi.c
@@ -0,0 +1,1195 @@
+/*
+ *   ALSA driver for ICEnsemble VT1724 (Envy24HT)
+ *
+ *   Lowlevel functions for Audiotrak Prodigy 7.1 Hifi
+ *   based on pontis.c
+ *
+ *      Copyright (c) 2007 Julian Scheel <julian@jusst.de>
+ *      Copyright (c) 2007 allank
+ *      Copyright (c) 2004 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 <asm/io.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/mutex.h>
+
+#include <sound/core.h>
+#include <sound/info.h>
+#include <sound/tlv.h>
+
+#include "ice1712.h"
+#include "envy24ht.h"
+#include "prodigy_hifi.h"
+
+/* I2C addresses */
+#define WM_DEV		0x34
+
+/* WM8776 registers */
+#define WM_HP_ATTEN_L		0x00	/* headphone left attenuation */
+#define WM_HP_ATTEN_R		0x01	/* headphone left attenuation */
+#define WM_HP_MASTER		0x02	/* headphone master (both channels),
+						override LLR */
+#define WM_DAC_ATTEN_L		0x03	/* digital left attenuation */
+#define WM_DAC_ATTEN_R		0x04
+#define WM_DAC_MASTER		0x05
+#define WM_PHASE_SWAP		0x06	/* DAC phase swap */
+#define WM_DAC_CTRL1		0x07
+#define WM_DAC_MUTE		0x08
+#define WM_DAC_CTRL2		0x09
+#define WM_DAC_INT		0x0a
+#define WM_ADC_INT		0x0b
+#define WM_MASTER_CTRL		0x0c
+#define WM_POWERDOWN		0x0d
+#define WM_ADC_ATTEN_L		0x0e
+#define WM_ADC_ATTEN_R		0x0f
+#define WM_ALC_CTRL1		0x10
+#define WM_ALC_CTRL2		0x11
+#define WM_ALC_CTRL3		0x12
+#define WM_NOISE_GATE		0x13
+#define WM_LIMITER		0x14
+#define WM_ADC_MUX		0x15
+#define WM_OUT_MUX		0x16
+#define WM_RESET		0x17
+
+/* Analog Recording Source :- Mic, LineIn, CD/Video, */
+
+/* implement capture source select control for WM8776 */
+
+#define WM_AIN1 "AIN1"
+#define WM_AIN2 "AIN2"
+#define WM_AIN3 "AIN3"
+#define WM_AIN4 "AIN4"
+#define WM_AIN5 "AIN5"
+
+/* GPIO pins of envy24ht connected to wm8766 */
+#define WM8766_SPI_CLK	 (1<<17) /* CLK, Pin97 on ICE1724 */
+#define WM8766_SPI_MD	  (1<<16) /* DATA VT1724 -> WM8766, Pin96 */
+#define WM8766_SPI_ML	  (1<<18) /* Latch, Pin98 */
+
+/* WM8766 registers */
+#define WM8766_DAC_CTRL	 0x02   /* DAC Control */
+#define WM8766_INT_CTRL	 0x03   /* Interface Control */
+#define WM8766_DAC_CTRL2	0x09
+#define WM8766_DAC_CTRL3	0x0a
+#define WM8766_RESET	    0x1f
+#define WM8766_LDA1	     0x00
+#define WM8766_LDA2	     0x04
+#define WM8766_LDA3	     0x06
+#define WM8766_RDA1	     0x01
+#define WM8766_RDA2	     0x05
+#define WM8766_RDA3	     0x07
+#define WM8766_MUTE1	    0x0C
+#define WM8766_MUTE2	    0x0F
+
+
+/*
+ * Prodigy HD2
+ */
+#define AK4396_ADDR    0x00
+#define AK4396_CSN    (1 << 8)    /* CSN->GPIO8, pin 75 */
+#define AK4396_CCLK   (1 << 9)    /* CCLK->GPIO9, pin 76 */
+#define AK4396_CDTI   (1 << 10)   /* CDTI->GPIO10, pin 77 */
+
+/* ak4396 registers */
+#define AK4396_CTRL1	    0x00
+#define AK4396_CTRL2	    0x01
+#define AK4396_CTRL3	    0x02
+#define AK4396_LCH_ATT	  0x03
+#define AK4396_RCH_ATT	  0x04
+
+
+/*
+ * get the current register value of WM codec
+ */
+static unsigned short wm_get(struct snd_ice1712 *ice, int reg)
+{
+	reg <<= 1;
+	return ((unsigned short)ice->akm[0].images[reg] << 8) |
+		ice->akm[0].images[reg + 1];
+}
+
+/*
+ * set the register value of WM codec and remember it
+ */
+static void wm_put_nocache(struct snd_ice1712 *ice, int reg, unsigned short val)
+{
+	unsigned short cval;
+	cval = (reg << 9) | val;
+	snd_vt1724_write_i2c(ice, WM_DEV, cval >> 8, cval & 0xff);
+}
+
+static void wm_put(struct snd_ice1712 *ice, int reg, unsigned short val)
+{
+	wm_put_nocache(ice, reg, val);
+	reg <<= 1;
+	ice->akm[0].images[reg] = val >> 8;
+	ice->akm[0].images[reg + 1] = val;
+}
+
+/*
+ * write data in the SPI mode
+ */
+
+static void set_gpio_bit(struct snd_ice1712 *ice, unsigned int bit, int val)
+{
+	unsigned int tmp = snd_ice1712_gpio_read(ice);
+	if (val)
+		tmp |= bit;
+	else
+		tmp &= ~bit;
+	snd_ice1712_gpio_write(ice, tmp);
+}
+
+/*
+ * SPI implementation for WM8766 codec - only writing supported, no readback
+ */
+
+static void wm8766_spi_send_word(struct snd_ice1712 *ice, unsigned int data)
+{
+	int i;
+	for (i = 0; i < 16; i++) {
+		set_gpio_bit(ice, WM8766_SPI_CLK, 0);
+		udelay(1);
+		set_gpio_bit(ice, WM8766_SPI_MD, data & 0x8000);
+		udelay(1);
+		set_gpio_bit(ice, WM8766_SPI_CLK, 1);
+		udelay(1);
+		data <<= 1;
+	}
+}
+
+static void wm8766_spi_write(struct snd_ice1712 *ice, unsigned int reg, unsigned int data)
+{
+	unsigned int block;
+
+	snd_ice1712_gpio_set_dir(ice, WM8766_SPI_MD|
+					WM8766_SPI_CLK|WM8766_SPI_ML);
+	snd_ice1712_gpio_set_mask(ice, ~(WM8766_SPI_MD|
+					WM8766_SPI_CLK|WM8766_SPI_ML));
+	/* latch must be low when writing */
+	set_gpio_bit(ice, WM8766_SPI_ML, 0);
+	block = (reg << 9) | (data & 0x1ff);
+	wm8766_spi_send_word(ice, block); /* REGISTER ADDRESS */
+	/* release latch */
+	set_gpio_bit(ice, WM8766_SPI_ML, 1);
+	udelay(1);
+	/* restore */
+	snd_ice1712_gpio_set_mask(ice, ice->gpio.write_mask);
+	snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
+}
+
+
+/*
+ * serial interface for ak4396 - only writing supported, no readback
+ */
+
+static void ak4396_send_word(struct snd_ice1712 *ice, unsigned int data)
+{
+	int i;
+	for (i = 0; i < 16; i++) {
+		set_gpio_bit(ice, AK4396_CCLK, 0);
+		udelay(1);
+		set_gpio_bit(ice, AK4396_CDTI, data & 0x8000);
+		udelay(1);
+		set_gpio_bit(ice, AK4396_CCLK, 1);
+		udelay(1);
+		data <<= 1;
+	}
+}
+
+static void ak4396_write(struct snd_ice1712 *ice, unsigned int reg, unsigned int data)
+{
+	unsigned int block;
+
+	snd_ice1712_gpio_set_dir(ice, AK4396_CSN|AK4396_CCLK|AK4396_CDTI);
+	snd_ice1712_gpio_set_mask(ice, ~(AK4396_CSN|AK4396_CCLK|AK4396_CDTI));
+	/* latch must be low when writing */
+	set_gpio_bit(ice, AK4396_CSN, 0); 
+	block =  ((AK4396_ADDR & 0x03) << 14) | (1 << 13) |
+			((reg & 0x1f) << 8) | (data & 0xff);
+	ak4396_send_word(ice, block); /* REGISTER ADDRESS */
+	/* release latch */
+	set_gpio_bit(ice, AK4396_CSN, 1);
+	udelay(1);
+	/* restore */
+	snd_ice1712_gpio_set_mask(ice, ice->gpio.write_mask);
+	snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
+}
+
+
+/*
+ * ak4396 mixers
+ */
+
+
+
+/*
+ * DAC volume attenuation mixer control (-64dB to 0dB)
+ */
+
+static int ak4396_dac_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 2;
+	uinfo->value.integer.min = 0;   /* mute */
+	uinfo->value.integer.max = 0xFF; /* linear */
+	return 0;
+}
+
+static int ak4396_dac_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int i;
+	
+	for (i = 0; i < 2; i++) {
+		ucontrol->value.integer.value[i] =ice->spec.prodigy_hd2.vol[i];
+	}
+	return 0;
+}
+
+static int ak4396_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int i;
+	int change = 0;
+	
+	mutex_lock(&ice->gpio_mutex);
+	for (i = 0; i < 2; i++) {
+		if (ucontrol->value.integer.value[i] !=
+				  ice->spec.prodigy_hd2.vol[i]) {
+			ice->spec.prodigy_hd2.vol[i] =
+					ucontrol->value.integer.value[i];
+			ak4396_write(ice, AK4396_LCH_ATT+i,
+				     (ice->spec.prodigy_hd2.vol[i] & 0xff));
+			change = 1;
+		}
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return change;
+}
+
+static const DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -12700, 100, 1);
+
+static struct snd_kcontrol_new prodigy_hd2_controls[] __devinitdata = {
+    {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+		SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+	.name = "Front Playback Volume",
+	.info = ak4396_dac_vol_info,
+	.get = ak4396_dac_vol_get,
+	.put = ak4396_dac_vol_put,
+	.tlv = { .p = db_scale_wm_dac },
+    },
+};
+
+
+/* --------------- */
+
+/*
+ * Logarithmic volume values for WM87*6
+ * Computed as 20 * Log10(255 / x)
+ */
+static const unsigned char wm_vol[256] = {
+	127, 48, 42, 39, 36, 34, 33, 31, 30, 29, 28, 27, 27, 26, 25, 25, 24, 24, 23,
+	23, 22, 22, 21, 21, 21, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 17, 17, 17,
+	17, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 13,
+	13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11,
+	11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8,
+	8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6,
+	6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
+	5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3,
+	3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+	2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+	1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0
+};
+
+#define WM_VOL_MAX	(sizeof(wm_vol) - 1)
+#define WM_VOL_MUTE	0x8000
+
+
+#define DAC_0dB	0xff
+#define DAC_RES	128
+#define DAC_MIN	(DAC_0dB - DAC_RES)
+
+
+static void wm_set_vol(struct snd_ice1712 *ice, unsigned int index, unsigned short vol, unsigned short master)
+{
+	unsigned char nvol;
+	
+	if ((master & WM_VOL_MUTE) || (vol & WM_VOL_MUTE))
+		nvol = 0;
+	else {
+		nvol = (((vol & ~WM_VOL_MUTE) * (master & ~WM_VOL_MUTE)) / 128)
+				& WM_VOL_MAX;
+		nvol = (nvol ? (nvol + DAC_MIN) : 0) & 0xff;
+	}
+	
+	wm_put(ice, index, nvol);
+	wm_put_nocache(ice, index, 0x100 | nvol);
+}
+
+static void wm8766_set_vol(struct snd_ice1712 *ice, unsigned int index, unsigned short vol, unsigned short master)
+{
+	unsigned char nvol;
+	
+	if ((master & WM_VOL_MUTE) || (vol & WM_VOL_MUTE))
+		nvol = 0;
+	else {
+		nvol = (((vol & ~WM_VOL_MUTE) * (master & ~WM_VOL_MUTE)) / 128)
+				& WM_VOL_MAX;
+		nvol = (nvol ? (nvol + DAC_MIN) : 0) & 0xff;
+	}
+	
+
+	wm8766_spi_write(ice, index, (0x0100 | nvol));
+}
+
+
+/*
+ * DAC volume attenuation mixer control (-64dB to 0dB)
+ */
+
+static int wm_dac_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 2;
+	uinfo->value.integer.min = 0;	/* mute */
+	uinfo->value.integer.max = DAC_RES;	/* 0dB, 0.5dB step */
+	return 0;
+}
+
+static int wm_dac_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int i;
+
+	for (i = 0; i < 2; i++) {
+		ucontrol->value.integer.value[i] =
+				ice->spec.prodigy_hifi.vol[2+i] & ~WM_VOL_MUTE;
+	}
+	return 0;
+}
+
+static int wm_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int i, idx, change = 0;
+
+	mutex_lock(&ice->gpio_mutex);
+	for (i = 0; i < 2; i++) {
+		if (ucontrol->value.integer.value[i] !=
+				  ice->spec.prodigy_hifi.vol[2+i]) {
+			idx = WM_DAC_ATTEN_L + i;
+			ice->spec.prodigy_hifi.vol[2+i] &= WM_VOL_MUTE;
+			ice->spec.prodigy_hifi.vol[2+i] |=
+					ucontrol->value.integer.value[i];
+			wm_set_vol(ice, idx, ice->spec.prodigy_hifi.vol[2+i],
+				   ice->spec.prodigy_hifi.master[i]);
+			change = 1;
+		}
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return change;
+}
+
+
+/*
+ * WM8766 DAC volume attenuation mixer control
+ */
+static int wm8766_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	int voices = kcontrol->private_value >> 8;
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = voices;
+	uinfo->value.integer.min = 0;		/* mute */
+	uinfo->value.integer.max = DAC_RES;	/* 0dB */
+	return 0;
+}
+
+static int wm8766_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int i, ofs, voices;
+
+	voices = kcontrol->private_value >> 8;
+	ofs = kcontrol->private_value & 0xff;
+	for (i = 0; i < voices; i++)
+		ucontrol->value.integer.value[i] =
+				ice->spec.prodigy_hifi.vol[ofs+i];
+	return 0;
+}
+
+static int wm8766_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int i, idx, ofs, voices;
+	int change = 0;
+
+	voices = kcontrol->private_value >> 8;
+	ofs = kcontrol->private_value & 0xff;
+	mutex_lock(&ice->gpio_mutex);
+	for (i = 0; i < voices; i++) {
+		if (ucontrol->value.integer.value[i] !=
+				  ice->spec.prodigy_hifi.vol[ofs+i]) {
+			idx = WM8766_LDA1 + ofs + i;
+			ice->spec.prodigy_hifi.vol[ofs+i] &= WM_VOL_MUTE;
+			ice->spec.prodigy_hifi.vol[ofs+i] |=
+					ucontrol->value.integer.value[i];
+			wm8766_set_vol(ice, idx,
+					ice->spec.prodigy_hifi.vol[ofs+i],
+					ice->spec.prodigy_hifi.master[i]);
+			change = 1;
+		}
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return change;
+}
+
+/*
+ * Master volume attenuation mixer control / applied to WM8776+WM8766
+ */
+static int wm_master_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 2;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = DAC_RES;
+	return 0;
+}
+
+static int wm_master_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int i;
+	for (i=0; i<2; i++)
+		ucontrol->value.integer.value[i] =
+				ice->spec.prodigy_hifi.master[i];
+	return 0;
+}
+
+static int wm_master_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int ch, change = 0;
+
+	mutex_lock(&ice->gpio_mutex);
+	for (ch = 0; ch < 2; ch++) {
+		if (ucontrol->value.integer.value[ch] !=
+				  ice->spec.prodigy_hifi.master[ch]) {
+			ice->spec.prodigy_hifi.master[ch] &= 0x00;
+			ice->spec.prodigy_hifi.master[ch] |=
+					ucontrol->value.integer.value[ch];
+
+			/* Apply to front DAC */
+			wm_set_vol(ice, WM_DAC_ATTEN_L + ch,
+				   ice->spec.prodigy_hifi.vol[2 + ch],
+				   ice->spec.prodigy_hifi.master[ch]);
+
+			wm8766_set_vol(ice, WM8766_LDA1 + ch,
+				   ice->spec.prodigy_hifi.vol[0 + ch],
+				   ice->spec.prodigy_hifi.master[ch]);
+
+			wm8766_set_vol(ice, WM8766_LDA2 + ch,
+				   ice->spec.prodigy_hifi.vol[4 + ch],
+				   ice->spec.prodigy_hifi.master[ch]);
+
+			wm8766_set_vol(ice, WM8766_LDA3 + ch,
+				   ice->spec.prodigy_hifi.vol[6 + ch],
+				   ice->spec.prodigy_hifi.master[ch]);
+			change = 1;
+		}
+	}
+	mutex_unlock(&ice->gpio_mutex);	
+	return change;
+}
+
+
+
+/* KONSTI */
+
+static int wm_adc_mux_enum_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	static char* texts[32] = {"NULL", WM_AIN1, WM_AIN2, WM_AIN1 "+" WM_AIN2,
+				  WM_AIN3, WM_AIN1 "+" WM_AIN3, WM_AIN2 "+" WM_AIN3,
+				  WM_AIN1 "+" WM_AIN2 "+" WM_AIN3,
+				  WM_AIN4, WM_AIN1 "+" WM_AIN4, WM_AIN2 "+" WM_AIN4,
+				  WM_AIN1 "+" WM_AIN2 "+" WM_AIN4,
+				  WM_AIN3 "+" WM_AIN4, WM_AIN1 "+" WM_AIN3 "+" WM_AIN4,
+				  WM_AIN2 "+" WM_AIN3 "+" WM_AIN4,
+				  WM_AIN1 "+" WM_AIN2 "+" WM_AIN3 "+" WM_AIN4,
+				  WM_AIN5, WM_AIN1 "+" WM_AIN5, WM_AIN2 "+" WM_AIN5,
+				  WM_AIN1 "+" WM_AIN2 "+" WM_AIN5,
+				  WM_AIN3 "+" WM_AIN5, WM_AIN1 "+" WM_AIN3 "+" WM_AIN5,
+				  WM_AIN2 "+" WM_AIN3 "+" WM_AIN5,
+				  WM_AIN1 "+" WM_AIN2 "+" WM_AIN3 "+" WM_AIN5,
+				  WM_AIN4 "+" WM_AIN5, WM_AIN1 "+" WM_AIN4 "+" WM_AIN5,
+				  WM_AIN2 "+" WM_AIN4 "+" WM_AIN5,
+				  WM_AIN1 "+" WM_AIN2 "+" WM_AIN4 "+" WM_AIN5,
+				  WM_AIN3 "+" WM_AIN4 "+" WM_AIN5,
+				  WM_AIN1 "+" WM_AIN3 "+" WM_AIN4 "+" WM_AIN5,
+				  WM_AIN2 "+" WM_AIN3 "+" WM_AIN4 "+" WM_AIN5,
+				  WM_AIN1 "+" WM_AIN2 "+" WM_AIN3 "+" WM_AIN4 "+" WM_AIN5};
+
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+	uinfo->count = 1;
+	uinfo->value.enumerated.items = 32;
+	if (uinfo->value.enumerated.item > 31)
+		uinfo->value.enumerated.item = 31;
+	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
+	return 0;
+}
+
+static int wm_adc_mux_enum_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+
+	mutex_lock(&ice->gpio_mutex);
+	ucontrol->value.integer.value[0]=wm_get(ice, WM_ADC_MUX) & 0x1f;
+	mutex_unlock(&ice->gpio_mutex);
+	return 0;
+}
+
+static int wm_adc_mux_enum_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	unsigned short oval, nval;
+
+	mutex_lock(&ice->gpio_mutex);
+	oval = wm_get(ice, WM_ADC_MUX);
+	nval = ( oval & 0xe0 ) | ucontrol->value.integer.value[0] ;
+	if ( nval != oval ) {
+		wm_put(ice, WM_ADC_MUX, nval);
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return 0;
+}
+
+/* KONSTI */
+
+/*
+ * ADC gain mixer control (-64dB to 0dB)
+ */
+
+#define ADC_0dB	0xcf
+#define ADC_RES	128
+#define ADC_MIN	(ADC_0dB - ADC_RES)
+
+static int wm_adc_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 2;
+	uinfo->value.integer.min = 0;	/* mute (-64dB) */
+	uinfo->value.integer.max = ADC_RES;	/* 0dB, 0.5dB step */
+	return 0;
+}
+
+static int wm_adc_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	unsigned short val;
+	int i;
+
+	mutex_lock(&ice->gpio_mutex);
+	for (i = 0; i < 2; i++) {
+		val = wm_get(ice, WM_ADC_ATTEN_L + i) & 0xff;
+		val = val > ADC_MIN ? (val - ADC_MIN) : 0;
+		ucontrol->value.integer.value[i] = val;
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return 0;
+}
+
+static int wm_adc_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	unsigned short ovol, nvol;
+	int i, idx, change = 0;
+
+	mutex_lock(&ice->gpio_mutex);
+	for (i = 0; i < 2; i++) {
+		nvol = ucontrol->value.integer.value[i];
+		nvol = nvol ? (nvol + ADC_MIN) : 0;
+		idx  = WM_ADC_ATTEN_L + i;
+		ovol = wm_get(ice, idx) & 0xff;
+		if (ovol != nvol) {
+			wm_put(ice, idx, nvol);
+			change = 1;
+		}
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return change;
+}
+
+/*
+ * ADC input mux mixer control
+ */
+static int wm_adc_mux_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = 1;
+	return 0;
+}
+
+static int wm_adc_mux_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int bit = kcontrol->private_value;
+
+	mutex_lock(&ice->gpio_mutex);
+	ucontrol->value.integer.value[0] = (wm_get(ice, WM_ADC_MUX) & (1 << bit)) ? 1 : 0;
+	mutex_unlock(&ice->gpio_mutex);
+	return 0;
+}
+
+static int wm_adc_mux_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	int bit = kcontrol->private_value;
+	unsigned short oval, nval;
+	int change;
+
+	mutex_lock(&ice->gpio_mutex);
+	nval = oval = wm_get(ice, WM_ADC_MUX);
+	if (ucontrol->value.integer.value[0])
+		nval |= (1 << bit);
+	else
+		nval &= ~(1 << bit);
+	change = nval != oval;
+	if (change) {
+		wm_put(ice, WM_ADC_MUX, nval);
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return 0;
+}
+
+/*
+ * Analog bypass (In -> Out)
+ */
+static int wm_bypass_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = 1;
+	return 0;
+}
+
+static int wm_bypass_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+
+	mutex_lock(&ice->gpio_mutex);
+	ucontrol->value.integer.value[0] = (wm_get(ice, WM_OUT_MUX) & 0x04) ? 1 : 0;
+	mutex_unlock(&ice->gpio_mutex);
+	return 0;
+}
+
+static int wm_bypass_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	unsigned short val, oval;
+	int change = 0;
+
+	mutex_lock(&ice->gpio_mutex);
+	val = oval = wm_get(ice, WM_OUT_MUX);
+	if (ucontrol->value.integer.value[0])
+		val |= 0x04;
+	else
+		val &= ~0x04;
+	if (val != oval) {
+		wm_put(ice, WM_OUT_MUX, val);
+		change = 1;
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return change;
+}
+
+/*
+ * Left/Right swap
+ */
+static int wm_chswap_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = 1;
+	return 0;
+}
+
+static int wm_chswap_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+
+	mutex_lock(&ice->gpio_mutex);
+	ucontrol->value.integer.value[0] =
+			(wm_get(ice, WM_DAC_CTRL1) & 0xf0) != 0x90;
+	mutex_unlock(&ice->gpio_mutex);
+	return 0;
+}
+
+static int wm_chswap_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+	unsigned short val, oval;
+	int change = 0;
+
+	mutex_lock(&ice->gpio_mutex);
+	oval = wm_get(ice, WM_DAC_CTRL1);
+	val = oval & 0x0f;
+	if (ucontrol->value.integer.value[0])
+		val |= 0x60;
+	else
+		val |= 0x90;
+	if (val != oval) {
+		wm_put(ice, WM_DAC_CTRL1, val);
+		wm_put_nocache(ice, WM_DAC_CTRL1, val);
+		change = 1;
+	}
+	mutex_unlock(&ice->gpio_mutex);
+	return change;
+}
+
+
+/*
+ * mixers
+ */
+
+static struct snd_kcontrol_new prodigy_hifi_controls[] __devinitdata = {
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+		.name = "Master Playback Volume",
+		.info = wm_master_vol_info,
+		.get = wm_master_vol_get,
+		.put = wm_master_vol_put,
+		.tlv = { .p = db_scale_wm_dac }
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+		.name = "Front Playback Volume",
+		.info = wm_dac_vol_info,
+		.get = wm_dac_vol_get,
+		.put = wm_dac_vol_put,
+		.tlv = { .p = db_scale_wm_dac },
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+		.name = "Rear Playback Volume",
+		.info = wm8766_vol_info,
+		.get = wm8766_vol_get,
+		.put = wm8766_vol_put,
+		.private_value = (2 << 8) | 0,
+		.tlv = { .p = db_scale_wm_dac },
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+		.name = "Center Playback Volume",
+		.info = wm8766_vol_info,
+		.get = wm8766_vol_get,
+		.put = wm8766_vol_put,
+		.private_value = (1 << 8) | 4,
+		.tlv = { .p = db_scale_wm_dac }
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+		.name = "LFE Playback Volume",
+		.info = wm8766_vol_info,
+		.get = wm8766_vol_get,
+		.put = wm8766_vol_put,
+		.private_value = (1 << 8) | 5,
+		.tlv = { .p = db_scale_wm_dac }
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+		.name = "Side Playback Volume",
+		.info = wm8766_vol_info,
+		.get = wm8766_vol_get,
+		.put = wm8766_vol_put,
+		.private_value = (2 << 8) | 6,
+		.tlv = { .p = db_scale_wm_dac },
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+		.name = "Capture Volume",
+		.info = wm_adc_vol_info,
+		.get = wm_adc_vol_get,
+		.put = wm_adc_vol_put,
+		.tlv = { .p = db_scale_wm_dac },
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "CD Capture Switch",
+		.info = wm_adc_mux_info,
+		.get = wm_adc_mux_get,
+		.put = wm_adc_mux_put,
+		.private_value = 0,
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Line Capture Switch",
+		.info = wm_adc_mux_info,
+		.get = wm_adc_mux_get,
+		.put = wm_adc_mux_put,
+		.private_value = 1,
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Analog Bypass Switch",
+		.info = wm_bypass_info,
+		.get = wm_bypass_get,
+		.put = wm_bypass_put,
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Swap Output Channels",
+		.info = wm_chswap_info,
+		.get = wm_chswap_get,
+		.put = wm_chswap_put,
+	},
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Analog Capture Source",
+		.info = wm_adc_mux_enum_info,
+		.get = wm_adc_mux_enum_get,
+		.put = wm_adc_mux_enum_put,
+	},
+};
+
+/*
+ * WM codec registers
+ */
+static void wm_proc_regs_write(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
+{
+	struct snd_ice1712 *ice = (struct snd_ice1712 *)entry->private_data;
+	char line[64];
+	unsigned int reg, val;
+	mutex_lock(&ice->gpio_mutex);
+	while (!snd_info_get_line(buffer, line, sizeof(line))) {
+		if (sscanf(line, "%x %x", &reg, &val) != 2)
+			continue;
+		if (reg <= 0x17 && val <= 0xffff)
+			wm_put(ice, reg, val);
+	}
+	mutex_unlock(&ice->gpio_mutex);
+}
+
+static void wm_proc_regs_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
+{
+	struct snd_ice1712 *ice = (struct snd_ice1712 *)entry->private_data;
+	int reg, val;
+
+	mutex_lock(&ice->gpio_mutex);
+	for (reg = 0; reg <= 0x17; reg++) {
+		val = wm_get(ice, reg);
+		snd_iprintf(buffer, "%02x = %04x\n", reg, val);
+	}
+	mutex_unlock(&ice->gpio_mutex);
+}
+
+static void wm_proc_init(struct snd_ice1712 *ice)
+{
+	struct snd_info_entry *entry;
+	if (! snd_card_proc_new(ice->card, "wm_codec", &entry)) {
+		snd_info_set_text_ops(entry, ice, wm_proc_regs_read);
+		entry->mode |= S_IWUSR;
+		entry->c.text.write = wm_proc_regs_write;
+	}
+}
+
+static int __devinit prodigy_hifi_add_controls(struct snd_ice1712 *ice)
+{
+	unsigned int i;
+	int err;
+
+	for (i = 0; i < ARRAY_SIZE(prodigy_hifi_controls); i++) {
+		err = snd_ctl_add(ice->card, snd_ctl_new1(&prodigy_hifi_controls[i], ice));
+		if (err < 0)
+			return err;
+	}
+
+	wm_proc_init(ice);
+
+	return 0;
+}
+
+static int __devinit prodigy_hd2_add_controls(struct snd_ice1712 *ice)
+{
+    unsigned int i;
+    int err;
+
+    for (i = 0; i < ARRAY_SIZE(prodigy_hd2_controls); i++) {
+	err = snd_ctl_add(ice->card, snd_ctl_new1(&prodigy_hd2_controls[i], ice));
+	if (err < 0)
+	    return err;
+    }
+
+    wm_proc_init(ice);
+
+    return 0;
+}
+
+
+/*
+ * initialize the chip
+ */
+static int __devinit prodigy_hifi_init(struct snd_ice1712 *ice)
+{
+	static unsigned short wm_inits[] = {
+		/* These come first to reduce init pop noise */
+		WM_ADC_MUX,	0x0003,	/* ADC mute */
+		/* 0x00c0 replaced by 0x0003 */
+		
+		WM_DAC_MUTE,	0x0001,	/* DAC softmute */
+		WM_DAC_CTRL1,	0x0000,	/* DAC mute */
+
+		WM_POWERDOWN,	0x0008,	/* All power-up except HP */
+		WM_RESET,	0x0000,	/* reset */
+	};
+	static unsigned short wm_inits2[] = {
+		WM_MASTER_CTRL,  0x0022, /* 256fs, slave mode */
+		WM_DAC_INT,	0x0022,	/* I2S, normal polarity, 24bit */
+		WM_ADC_INT,	0x0022,	/* I2S, normal polarity, 24bit */
+		WM_DAC_CTRL1,	0x0090,	/* DAC L/R */
+		WM_OUT_MUX,	0x0001,	/* OUT DAC */
+		WM_HP_ATTEN_L,	0x0179,	/* HP 0dB */
+		WM_HP_ATTEN_R,	0x0179,	/* HP 0dB */
+		WM_DAC_ATTEN_L,	0x0000,	/* DAC 0dB */
+		WM_DAC_ATTEN_L,	0x0100,	/* DAC 0dB */
+		WM_DAC_ATTEN_R,	0x0000,	/* DAC 0dB */
+		WM_DAC_ATTEN_R,	0x0100,	/* DAC 0dB */
+		WM_PHASE_SWAP,	0x0000,	/* phase normal */
+#if 0
+		WM_DAC_MASTER,	0x0100,	/* DAC master muted */
+#endif
+		WM_DAC_CTRL2,	0x0000,	/* no deemphasis, no ZFLG */
+		WM_ADC_ATTEN_L,	0x0000,	/* ADC muted */
+		WM_ADC_ATTEN_R,	0x0000,	/* ADC muted */
+#if 1
+		WM_ALC_CTRL1,	0x007b,	/* */
+		WM_ALC_CTRL2,	0x0000,	/* */
+		WM_ALC_CTRL3,	0x0000,	/* */
+		WM_NOISE_GATE,	0x0000,	/* */
+#endif
+		WM_DAC_MUTE,	0x0000,	/* DAC unmute */
+		WM_ADC_MUX,	0x0003,	/* ADC unmute, both CD/Line On */
+	};
+	static unsigned short wm8766_inits[] = {
+		WM8766_RESET,	   0x0000,
+		WM8766_DAC_CTRL,	0x0120,
+		WM8766_INT_CTRL,	0x0022, /* I2S Normal Mode, 24 bit */
+		WM8766_DAC_CTRL2,       0x0001,
+		WM8766_DAC_CTRL3,       0x0080,
+		WM8766_LDA1,	    0x0100,
+		WM8766_LDA2,	    0x0100,
+		WM8766_LDA3,	    0x0100,
+		WM8766_RDA1,	    0x0100,
+		WM8766_RDA2,	    0x0100,
+		WM8766_RDA3,	    0x0100,
+		WM8766_MUTE1,	   0x0000,
+		WM8766_MUTE2,	   0x0000,
+	};
+
+
+	unsigned int i;
+
+	ice->vt1720 = 0;
+	ice->vt1724 = 1;
+
+	ice->num_total_dacs = 8;
+	ice->num_total_adcs = 1;
+	ice->akm_codecs = 2;
+
+	/* HACK - use this as the SPDIF source.
+	* don't call snd_ice1712_gpio_get/put(), otherwise it's overwritten
+	*/
+	ice->gpio.saved[0] = 0;
+	/* to remeber the register values */
+
+	ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
+	if (! ice->akm)
+		return -ENOMEM;
+		ice->akm_codecs = 1;
+
+	/* initialize WM8776 codec */
+	for (i = 0; i < ARRAY_SIZE(wm_inits); i += 2)
+		wm_put(ice, wm_inits[i], wm_inits[i+1]);
+	schedule_timeout_uninterruptible(1);
+	for (i = 0; i < ARRAY_SIZE(wm_inits2); i += 2)
+		wm_put(ice, wm_inits2[i], wm_inits2[i+1]);
+
+	/* initialize WM8766 codec */
+
+	for (i = 0; i < ARRAY_SIZE(wm8766_inits); i += 2)
+		wm8766_spi_write(ice, wm8766_inits[i], wm8766_inits[i+1]);
+
+
+	return 0;
+}
+
+
+/*
+ * initialize the chip
+ */
+static int __devinit prodigy_hd2_init(struct snd_ice1712 *ice)
+{
+	static unsigned short ak4396_inits[] = {
+		AK4396_CTRL1,	   0x87,   /* I2S Normal Mode, 24 bit */
+		AK4396_CTRL2,	   0x02,
+		AK4396_CTRL3,	   0x00, 
+		AK4396_LCH_ATT,	 0x00,
+		AK4396_RCH_ATT,	 0x00,
+	};
+
+
+	unsigned int i;
+
+	ice->vt1720 = 0;
+	ice->vt1724 = 1;
+
+	ice->num_total_dacs = 1;
+	ice->num_total_adcs = 1;
+	ice->akm_codecs = 1;
+
+	/* HACK - use this as the SPDIF source.
+	* don't call snd_ice1712_gpio_get/put(), otherwise it's overwritten
+	*/
+	ice->gpio.saved[0] = 0;
+	/* to remeber the register values */
+
+	ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
+	if (! ice->akm)
+		return -ENOMEM;
+	ice->akm_codecs = 1;
+
+	/* initialize ak4396 codec */
+	/* reset codec */
+	ak4396_write(ice, AK4396_CTRL1, 0x86);
+	msleep(100);
+	ak4396_write(ice, AK4396_CTRL1, 0x87);
+			
+	for (i = 0; i < ARRAY_SIZE(ak4396_inits); i += 2)
+		ak4396_write(ice, ak4396_inits[i], ak4396_inits[i+1]);
+
+	return 0;
+}
+
+
+static unsigned char prodigy71hifi_eeprom[] __devinitdata = {
+	0x4b,   /* SYSCONF: clock 512, spdif-in/ADC, 4DACs */
+	0x80,   /* ACLINK: I2S */
+	0xfc,   /* I2S: vol, 96k, 24bit, 192k */
+	0xc3,   /* SPDIF: out-en, out-int, spdif-in */
+	0xff,   /* GPIO_DIR */
+	0xff,   /* GPIO_DIR1 */
+	0x5f,   /* GPIO_DIR2 */
+	0x00,   /* GPIO_MASK */
+	0x00,   /* GPIO_MASK1 */
+	0x00,   /* GPIO_MASK2 */
+	0x00,   /* GPIO_STATE */
+	0x00,   /* GPIO_STATE1 */
+	0x00,   /* GPIO_STATE2 */
+};
+
+static unsigned char prodigyhd2_eeprom[] __devinitdata = {
+	0x4b,   /* SYSCONF: clock 512, spdif-in/ADC, 4DACs */
+	0x80,   /* ACLINK: I2S */
+	0xfc,   /* I2S: vol, 96k, 24bit, 192k */
+	0xc3,   /* SPDIF: out-en, out-int, spdif-in */
+	0xff,   /* GPIO_DIR */
+	0xff,   /* GPIO_DIR1 */
+	0x5f,   /* GPIO_DIR2 */
+	0x00,   /* GPIO_MASK */
+	0x00,   /* GPIO_MASK1 */
+	0x00,   /* GPIO_MASK2 */
+	0x00,   /* GPIO_STATE */
+	0x00,   /* GPIO_STATE1 */
+	0x00,   /* GPIO_STATE2 */
+};
+
+static unsigned char fortissimo4_eeprom[] __devinitdata = {
+	0x43,   /* SYSCONF: clock 512, ADC, 4DACs */	
+	0x80,   /* ACLINK: I2S */
+	0xfc,   /* I2S: vol, 96k, 24bit, 192k */
+	0xc1,   /* SPDIF: out-en, out-int */
+	0xff,   /* GPIO_DIR */
+	0xff,   /* GPIO_DIR1 */
+	0x5f,   /* GPIO_DIR2 */
+	0x00,   /* GPIO_MASK */
+	0x00,   /* GPIO_MASK1 */
+	0x00,   /* GPIO_MASK2 */
+	0x00,   /* GPIO_STATE */
+	0x00,   /* GPIO_STATE1 */
+	0x00,   /* GPIO_STATE2 */
+};
+
+/* entry point */
+struct snd_ice1712_card_info snd_vt1724_prodigy_hifi_cards[] __devinitdata = {
+	{
+		.subvendor = VT1724_SUBDEVICE_PRODIGY_HIFI,
+		.name = "Audiotrak Prodigy 7.1 HiFi",
+		.model = "prodigy71hifi",
+		.chip_init = prodigy_hifi_init,
+		.build_controls = prodigy_hifi_add_controls,
+		.eeprom_size = sizeof(prodigy71hifi_eeprom),
+		.eeprom_data = prodigy71hifi_eeprom,
+		.driver = "Prodigy71HIFI",
+	},
+	{
+	.subvendor = VT1724_SUBDEVICE_PRODIGY_HD2,
+	.name = "Audiotrak Prodigy HD2",
+	.model = "prodigyhd2",
+	.chip_init = prodigy_hd2_init,
+	.build_controls = prodigy_hd2_add_controls,
+	.eeprom_size = sizeof(prodigyhd2_eeprom),
+	.eeprom_data = prodigyhd2_eeprom,
+	.driver = "Prodigy71HD2",
+	},
+	{
+		.subvendor = VT1724_SUBDEVICE_FORTISSIMO4,
+		.name = "Hercules Fortissimo IV",
+		.model = "fortissimo4",
+		.chip_init = prodigy_hifi_init,
+		.build_controls = prodigy_hifi_add_controls,
+		.eeprom_size = sizeof(fortissimo4_eeprom),
+		.eeprom_data = fortissimo4_eeprom,
+		.driver = "Fortissimo4",
+	},
+	{ } /* terminator */
+};
+