Merge branch 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...
[linux-2.6] / sound / pci / ice1712 / ews.c
1 /*
2  *   ALSA driver for ICEnsemble ICE1712 (Envy24)
3  *
4  *   Lowlevel functions for Terratec EWS88MT/D, EWX24/96, DMX 6Fire
5  *
6  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
7  *                    2002 Takashi Iwai <tiwai@suse.de>
8  *
9  *   This program is free software; you can redistribute it and/or modify
10  *   it under the terms of the GNU General Public License as published by
11  *   the Free Software Foundation; either version 2 of the License, or
12  *   (at your option) any later version.
13  *
14  *   This program is distributed in the hope that it will be useful,
15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  *   GNU General Public License for more details.
18  *
19  *   You should have received a copy of the GNU General Public License
20  *   along with this program; if not, write to the Free Software
21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22  *
23  */      
24
25 #include <asm/io.h>
26 #include <linux/delay.h>
27 #include <linux/interrupt.h>
28 #include <linux/init.h>
29 #include <linux/slab.h>
30 #include <sound/core.h>
31 #include <sound/cs8427.h>
32 #include <sound/asoundef.h>
33
34 #include "ice1712.h"
35 #include "ews.h"
36
37 #define SND_CS8404
38 #include <sound/cs8403.h>
39
40 enum {
41         EWS_I2C_CS8404 = 0, EWS_I2C_PCF1, EWS_I2C_PCF2,
42         EWS_I2C_88D = 0,
43         EWS_I2C_6FIRE = 0
44 };
45         
46
47 /* additional i2c devices for EWS boards */
48 struct ews_spec {
49         struct snd_i2c_device *i2cdevs[3];
50 };
51
52 /*
53  * access via i2c mode (for EWX 24/96, EWS 88MT&D)
54  */
55
56 /* send SDA and SCL */
57 static void ewx_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)
58 {
59         struct snd_ice1712 *ice = bus->private_data;
60         unsigned char tmp = 0;
61         if (clk)
62                 tmp |= ICE1712_EWX2496_SERIAL_CLOCK;
63         if (data)
64                 tmp |= ICE1712_EWX2496_SERIAL_DATA;
65         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
66         udelay(5);
67 }
68
69 static int ewx_i2c_getclock(struct snd_i2c_bus *bus)
70 {
71         struct snd_ice1712 *ice = bus->private_data;
72         return snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_EWX2496_SERIAL_CLOCK ? 1 : 0;
73 }
74
75 static int ewx_i2c_getdata(struct snd_i2c_bus *bus, int ack)
76 {
77         struct snd_ice1712 *ice = bus->private_data;
78         int bit;
79         /* set RW pin to low */
80         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~ICE1712_EWX2496_RW);
81         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, 0);
82         if (ack)
83                 udelay(5);
84         bit = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_EWX2496_SERIAL_DATA ? 1 : 0;
85         /* set RW pin to high */
86         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ICE1712_EWX2496_RW);
87         /* reset write mask */
88         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~ICE1712_EWX2496_SERIAL_CLOCK);
89         return bit;
90 }
91
92 static void ewx_i2c_start(struct snd_i2c_bus *bus)
93 {
94         struct snd_ice1712 *ice = bus->private_data;
95         unsigned char mask;
96
97         snd_ice1712_save_gpio_status(ice);
98         /* set RW high */
99         mask = ICE1712_EWX2496_RW;
100         switch (ice->eeprom.subvendor) {
101         case ICE1712_SUBDEVICE_EWX2496:
102                 mask |= ICE1712_EWX2496_AK4524_CS; /* CS high also */
103                 break;
104         case ICE1712_SUBDEVICE_DMX6FIRE:
105                 mask |= ICE1712_6FIRE_AK4524_CS_MASK; /* CS high also */
106                 break;
107         }
108         snd_ice1712_gpio_write_bits(ice, mask, mask);
109 }
110
111 static void ewx_i2c_stop(struct snd_i2c_bus *bus)
112 {
113         struct snd_ice1712 *ice = bus->private_data;
114         snd_ice1712_restore_gpio_status(ice);
115 }
116
117 static void ewx_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)
118 {
119         struct snd_ice1712 *ice = bus->private_data;
120         unsigned char mask = 0;
121
122         if (clock)
123                 mask |= ICE1712_EWX2496_SERIAL_CLOCK; /* write SCL */
124         if (data)
125                 mask |= ICE1712_EWX2496_SERIAL_DATA; /* write SDA */
126         ice->gpio.direction &= ~(ICE1712_EWX2496_SERIAL_CLOCK|ICE1712_EWX2496_SERIAL_DATA);
127         ice->gpio.direction |= mask;
128         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->gpio.direction);
129         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~mask);
130 }
131
132 static struct snd_i2c_bit_ops snd_ice1712_ewx_cs8427_bit_ops = {
133         .start = ewx_i2c_start,
134         .stop = ewx_i2c_stop,
135         .direction = ewx_i2c_direction,
136         .setlines = ewx_i2c_setlines,
137         .getclock = ewx_i2c_getclock,
138         .getdata = ewx_i2c_getdata,
139 };
140
141
142 /*
143  * AK4524 access
144  */
145
146 /* AK4524 chip select; address 0x48 bit 0-3 */
147 static int snd_ice1712_ews88mt_chip_select(struct snd_ice1712 *ice, int chip_mask)
148 {
149         struct ews_spec *spec = ice->spec;
150         unsigned char data, ndata;
151
152         if (snd_BUG_ON(chip_mask < 0 || chip_mask > 0x0f))
153                 return -EINVAL;
154         snd_i2c_lock(ice->i2c);
155         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1)
156                 goto __error;
157         ndata = (data & 0xf0) | chip_mask;
158         if (ndata != data)
159                 if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF2], &ndata, 1)
160                     != 1)
161                         goto __error;
162         snd_i2c_unlock(ice->i2c);
163         return 0;
164
165      __error:
166         snd_i2c_unlock(ice->i2c);
167         snd_printk(KERN_ERR "AK4524 chip select failed, check cable to the front module\n");
168         return -EIO;
169 }
170
171 /* start callback for EWS88MT, needs to select a certain chip mask */
172 static void ews88mt_ak4524_lock(struct snd_akm4xxx *ak, int chip)
173 {
174         struct snd_ice1712 *ice = ak->private_data[0];
175         unsigned char tmp;
176         /* assert AK4524 CS */
177         if (snd_ice1712_ews88mt_chip_select(ice, ~(1 << chip) & 0x0f) < 0)
178                 snd_printk(KERN_ERR "fatal error (ews88mt chip select)\n");
179         snd_ice1712_save_gpio_status(ice);
180         tmp = ICE1712_EWS88_SERIAL_DATA |
181                 ICE1712_EWS88_SERIAL_CLOCK |
182                 ICE1712_EWS88_RW;
183         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
184                           ice->gpio.direction | tmp);
185         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
186 }
187
188 /* stop callback for EWS88MT, needs to deselect chip mask */
189 static void ews88mt_ak4524_unlock(struct snd_akm4xxx *ak, int chip)
190 {
191         struct snd_ice1712 *ice = ak->private_data[0];
192         snd_ice1712_restore_gpio_status(ice);
193         udelay(1);
194         snd_ice1712_ews88mt_chip_select(ice, 0x0f);
195 }
196
197 /* start callback for EWX24/96 */
198 static void ewx2496_ak4524_lock(struct snd_akm4xxx *ak, int chip)
199 {
200         struct snd_ice1712 *ice = ak->private_data[0];
201         unsigned char tmp;
202         snd_ice1712_save_gpio_status(ice);
203         tmp =  ICE1712_EWX2496_SERIAL_DATA |
204                 ICE1712_EWX2496_SERIAL_CLOCK |
205                 ICE1712_EWX2496_AK4524_CS |
206                 ICE1712_EWX2496_RW;
207         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
208                           ice->gpio.direction | tmp);
209         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
210 }
211
212 /* start callback for DMX 6fire */
213 static void dmx6fire_ak4524_lock(struct snd_akm4xxx *ak, int chip)
214 {
215         struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
216         struct snd_ice1712 *ice = ak->private_data[0];
217         unsigned char tmp;
218         snd_ice1712_save_gpio_status(ice);
219         tmp = priv->cs_mask = priv->cs_addr = (1 << chip) & ICE1712_6FIRE_AK4524_CS_MASK;
220         tmp |= ICE1712_6FIRE_SERIAL_DATA |
221                 ICE1712_6FIRE_SERIAL_CLOCK |
222                 ICE1712_6FIRE_RW;
223         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
224                           ice->gpio.direction | tmp);
225         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
226 }
227
228 /*
229  * CS8404 interface on EWS88MT/D
230  */
231
232 static void snd_ice1712_ews_cs8404_spdif_write(struct snd_ice1712 *ice, unsigned char bits)
233 {
234         struct ews_spec *spec = ice->spec;
235         unsigned char bytes[2];
236
237         snd_i2c_lock(ice->i2c);
238         switch (ice->eeprom.subvendor) {
239         case ICE1712_SUBDEVICE_EWS88MT:
240         case ICE1712_SUBDEVICE_EWS88MT_NEW:
241         case ICE1712_SUBDEVICE_PHASE88:
242         case ICE1712_SUBDEVICE_TS88:
243                 if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_CS8404], &bits, 1)
244                     != 1)
245                         goto _error;
246                 break;
247         case ICE1712_SUBDEVICE_EWS88D:
248                 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], bytes, 2)
249                     != 2)
250                         goto _error;
251                 if (bits != bytes[1]) {
252                         bytes[1] = bits;
253                         if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_88D],
254                                               bytes, 2) != 2)
255                                 goto _error;
256                 }
257                 break;
258         }
259  _error:
260         snd_i2c_unlock(ice->i2c);
261 }
262
263 /*
264  */
265
266 static void ews88_spdif_default_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
267 {
268         snd_cs8404_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_bits);
269 }
270
271 static int ews88_spdif_default_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
272 {
273         unsigned int val;
274         int change;
275
276         val = snd_cs8404_encode_spdif_bits(&ucontrol->value.iec958);
277         spin_lock_irq(&ice->reg_lock);
278         change = ice->spdif.cs8403_bits != val;
279         ice->spdif.cs8403_bits = val;
280         if (change && ice->playback_pro_substream == NULL) {
281                 spin_unlock_irq(&ice->reg_lock);
282                 snd_ice1712_ews_cs8404_spdif_write(ice, val);
283         } else {
284                 spin_unlock_irq(&ice->reg_lock);
285         }
286         return change;
287 }
288
289 static void ews88_spdif_stream_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
290 {
291         snd_cs8404_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_stream_bits);
292 }
293
294 static int ews88_spdif_stream_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
295 {
296         unsigned int val;
297         int change;
298
299         val = snd_cs8404_encode_spdif_bits(&ucontrol->value.iec958);
300         spin_lock_irq(&ice->reg_lock);
301         change = ice->spdif.cs8403_stream_bits != val;
302         ice->spdif.cs8403_stream_bits = val;
303         if (change && ice->playback_pro_substream != NULL) {
304                 spin_unlock_irq(&ice->reg_lock);
305                 snd_ice1712_ews_cs8404_spdif_write(ice, val);
306         } else {
307                 spin_unlock_irq(&ice->reg_lock);
308         }
309         return change;
310 }
311
312
313 /* open callback */
314 static void ews88_open_spdif(struct snd_ice1712 *ice, struct snd_pcm_substream *substream)
315 {
316         ice->spdif.cs8403_stream_bits = ice->spdif.cs8403_bits;
317 }
318
319 /* set up SPDIF for EWS88MT / EWS88D */
320 static void ews88_setup_spdif(struct snd_ice1712 *ice, int rate)
321 {
322         unsigned long flags;
323         unsigned char tmp;
324         int change;
325
326         spin_lock_irqsave(&ice->reg_lock, flags);
327         tmp = ice->spdif.cs8403_stream_bits;
328         if (tmp & 0x10)         /* consumer */
329                 tmp &= (tmp & 0x01) ? ~0x06 : ~0x60;
330         switch (rate) {
331         case 32000: tmp |= (tmp & 0x01) ? 0x02 : 0x00; break;
332         case 44100: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
333         case 48000: tmp |= (tmp & 0x01) ? 0x04 : 0x20; break;
334         default: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
335         }
336         change = ice->spdif.cs8403_stream_bits != tmp;
337         ice->spdif.cs8403_stream_bits = tmp;
338         spin_unlock_irqrestore(&ice->reg_lock, flags);
339         if (change)
340                 snd_ctl_notify(ice->card, SNDRV_CTL_EVENT_MASK_VALUE, &ice->spdif.stream_ctl->id);
341         snd_ice1712_ews_cs8404_spdif_write(ice, tmp);
342 }
343
344
345 /*
346  */
347 static struct snd_akm4xxx akm_ews88mt __devinitdata = {
348         .num_adcs = 8,
349         .num_dacs = 8,
350         .type = SND_AK4524,
351         .ops = {
352                 .lock = ews88mt_ak4524_lock,
353                 .unlock = ews88mt_ak4524_unlock
354         }
355 };
356
357 static struct snd_ak4xxx_private akm_ews88mt_priv __devinitdata = {
358         .caddr = 2,
359         .cif = 1, /* CIF high */
360         .data_mask = ICE1712_EWS88_SERIAL_DATA,
361         .clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
362         .cs_mask = 0,
363         .cs_addr = 0,
364         .cs_none = 0, /* no chip select on gpio */
365         .add_flags = ICE1712_EWS88_RW, /* set rw bit high */
366         .mask_flags = 0,
367 };
368
369 static struct snd_akm4xxx akm_ewx2496 __devinitdata = {
370         .num_adcs = 2,
371         .num_dacs = 2,
372         .type = SND_AK4524,
373         .ops = {
374                 .lock = ewx2496_ak4524_lock
375         }
376 };
377
378 static struct snd_ak4xxx_private akm_ewx2496_priv __devinitdata = {
379         .caddr = 2,
380         .cif = 1, /* CIF high */
381         .data_mask = ICE1712_EWS88_SERIAL_DATA,
382         .clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
383         .cs_mask = ICE1712_EWX2496_AK4524_CS,
384         .cs_addr = ICE1712_EWX2496_AK4524_CS,
385         .cs_none = 0,
386         .add_flags = ICE1712_EWS88_RW, /* set rw bit high */
387         .mask_flags = 0,
388 };
389
390 static struct snd_akm4xxx akm_6fire __devinitdata = {
391         .num_adcs = 6,
392         .num_dacs = 6,
393         .type = SND_AK4524,
394         .ops = {
395                 .lock = dmx6fire_ak4524_lock
396         }
397 };
398
399 static struct snd_ak4xxx_private akm_6fire_priv __devinitdata = {
400         .caddr = 2,
401         .cif = 1, /* CIF high */
402         .data_mask = ICE1712_6FIRE_SERIAL_DATA,
403         .clk_mask = ICE1712_6FIRE_SERIAL_CLOCK,
404         .cs_mask = 0,
405         .cs_addr = 0, /* set later */
406         .cs_none = 0,
407         .add_flags = ICE1712_6FIRE_RW, /* set rw bit high */
408         .mask_flags = 0,
409 };
410
411 /*
412  * initialize the chip
413  */
414
415 /* 6fire specific */
416 #define PCF9554_REG_INPUT      0
417 #define PCF9554_REG_OUTPUT     1
418 #define PCF9554_REG_POLARITY   2
419 #define PCF9554_REG_CONFIG     3
420
421 static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data);
422
423 static int __devinit snd_ice1712_ews_init(struct snd_ice1712 *ice)
424 {
425         int err;
426         struct snd_akm4xxx *ak;
427         struct ews_spec *spec;
428
429         /* set the analog DACs */
430         switch (ice->eeprom.subvendor) {
431         case ICE1712_SUBDEVICE_EWX2496:
432                 ice->num_total_dacs = 2;
433                 ice->num_total_adcs = 2;
434                 break;  
435         case ICE1712_SUBDEVICE_EWS88MT:
436         case ICE1712_SUBDEVICE_EWS88MT_NEW:
437         case ICE1712_SUBDEVICE_PHASE88:
438         case ICE1712_SUBDEVICE_TS88:
439                 ice->num_total_dacs = 8;
440                 ice->num_total_adcs = 8;
441                 break;
442         case ICE1712_SUBDEVICE_EWS88D:
443                 /* Note: not analog but ADAT I/O */
444                 ice->num_total_dacs = 8;
445                 ice->num_total_adcs = 8;
446                 break;
447         case ICE1712_SUBDEVICE_DMX6FIRE:
448                 ice->num_total_dacs = 6;
449                 ice->num_total_adcs = 6;
450                 break;
451         }
452
453         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
454         if (!spec)
455                 return -ENOMEM;
456         ice->spec = spec;
457
458         /* create i2c */
459         if ((err = snd_i2c_bus_create(ice->card, "ICE1712 GPIO 1", NULL, &ice->i2c)) < 0) {
460                 snd_printk(KERN_ERR "unable to create I2C bus\n");
461                 return err;
462         }
463         ice->i2c->private_data = ice;
464         ice->i2c->hw_ops.bit = &snd_ice1712_ewx_cs8427_bit_ops;
465
466         /* create i2c devices */
467         switch (ice->eeprom.subvendor) {
468         case ICE1712_SUBDEVICE_DMX6FIRE:
469                 err = snd_i2c_device_create(ice->i2c, "PCF9554",
470                                             ICE1712_6FIRE_PCF9554_ADDR,
471                                             &spec->i2cdevs[EWS_I2C_6FIRE]);
472                 if (err < 0) {
473                         snd_printk(KERN_ERR "PCF9554 initialization failed\n");
474                         return err;
475                 }
476                 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_CONFIG, 0x80);
477                 break;
478         case ICE1712_SUBDEVICE_EWS88MT:
479         case ICE1712_SUBDEVICE_EWS88MT_NEW:
480         case ICE1712_SUBDEVICE_PHASE88:
481         case ICE1712_SUBDEVICE_TS88:
482
483                 err = snd_i2c_device_create(ice->i2c, "CS8404",
484                                             ICE1712_EWS88MT_CS8404_ADDR,
485                                             &spec->i2cdevs[EWS_I2C_CS8404]);
486                 if (err < 0)
487                         return err;
488                 err = snd_i2c_device_create(ice->i2c, "PCF8574 (1st)",
489                                             ICE1712_EWS88MT_INPUT_ADDR,
490                                             &spec->i2cdevs[EWS_I2C_PCF1]);
491                 if (err < 0)
492                         return err;
493                 err = snd_i2c_device_create(ice->i2c, "PCF8574 (2nd)",
494                                             ICE1712_EWS88MT_OUTPUT_ADDR,
495                                             &spec->i2cdevs[EWS_I2C_PCF2]);
496                 if (err < 0)
497                         return err;
498                 /* Check if the front module is connected */
499                 if ((err = snd_ice1712_ews88mt_chip_select(ice, 0x0f)) < 0)
500                         return err;
501                 break;
502         case ICE1712_SUBDEVICE_EWS88D:
503                 err = snd_i2c_device_create(ice->i2c, "PCF8575",
504                                             ICE1712_EWS88D_PCF_ADDR,
505                                             &spec->i2cdevs[EWS_I2C_88D]);
506                 if (err < 0)
507                         return err;
508                 break;
509         }
510
511         /* set up SPDIF interface */
512         switch (ice->eeprom.subvendor) {
513         case ICE1712_SUBDEVICE_EWX2496:
514                 if ((err = snd_ice1712_init_cs8427(ice, CS8427_BASE_ADDR)) < 0)
515                         return err;
516                 snd_cs8427_reg_write(ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
517                 break;
518         case ICE1712_SUBDEVICE_DMX6FIRE:
519                 if ((err = snd_ice1712_init_cs8427(ice, ICE1712_6FIRE_CS8427_ADDR)) < 0)
520                         return err;
521                 snd_cs8427_reg_write(ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
522                 break;
523         case ICE1712_SUBDEVICE_EWS88MT:
524         case ICE1712_SUBDEVICE_EWS88MT_NEW:
525         case ICE1712_SUBDEVICE_PHASE88:
526         case ICE1712_SUBDEVICE_TS88:
527         case ICE1712_SUBDEVICE_EWS88D:
528                 /* set up CS8404 */
529                 ice->spdif.ops.open = ews88_open_spdif;
530                 ice->spdif.ops.setup_rate = ews88_setup_spdif;
531                 ice->spdif.ops.default_get = ews88_spdif_default_get;
532                 ice->spdif.ops.default_put = ews88_spdif_default_put;
533                 ice->spdif.ops.stream_get = ews88_spdif_stream_get;
534                 ice->spdif.ops.stream_put = ews88_spdif_stream_put;
535                 /* Set spdif defaults */
536                 snd_ice1712_ews_cs8404_spdif_write(ice, ice->spdif.cs8403_bits);
537                 break;
538         }
539
540         /* no analog? */
541         switch (ice->eeprom.subvendor) {
542         case ICE1712_SUBDEVICE_EWS88D:
543                 return 0;
544         }
545
546         /* analog section */
547         ak = ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
548         if (! ak)
549                 return -ENOMEM;
550         ice->akm_codecs = 1;
551
552         switch (ice->eeprom.subvendor) {
553         case ICE1712_SUBDEVICE_EWS88MT:
554         case ICE1712_SUBDEVICE_EWS88MT_NEW:
555         case ICE1712_SUBDEVICE_PHASE88:
556         case ICE1712_SUBDEVICE_TS88:
557                 err = snd_ice1712_akm4xxx_init(ak, &akm_ews88mt, &akm_ews88mt_priv, ice);
558                 break;
559         case ICE1712_SUBDEVICE_EWX2496:
560                 err = snd_ice1712_akm4xxx_init(ak, &akm_ewx2496, &akm_ewx2496_priv, ice);
561                 break;
562         case ICE1712_SUBDEVICE_DMX6FIRE:
563                 err = snd_ice1712_akm4xxx_init(ak, &akm_6fire, &akm_6fire_priv, ice);
564                 break;
565         default:
566                 err = 0;
567         }
568
569         return err;
570 }
571
572 /*
573  * EWX 24/96 specific controls
574  */
575
576 /* i/o sensitivity - this callback is shared among other devices, too */
577 static int snd_ice1712_ewx_io_sense_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo){
578
579         static char *texts[2] = {
580                 "+4dBu", "-10dBV",
581         };
582         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
583         uinfo->count = 1;
584         uinfo->value.enumerated.items = 2;
585         if (uinfo->value.enumerated.item >= 2)
586                 uinfo->value.enumerated.item = 1;
587         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
588         return 0;
589 }
590
591 static int snd_ice1712_ewx_io_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
592 {
593         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
594         unsigned char mask = kcontrol->private_value & 0xff;
595         
596         snd_ice1712_save_gpio_status(ice);
597         ucontrol->value.enumerated.item[0] = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & mask ? 1 : 0;
598         snd_ice1712_restore_gpio_status(ice);
599         return 0;
600 }
601
602 static int snd_ice1712_ewx_io_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
603 {
604         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
605         unsigned char mask = kcontrol->private_value & 0xff;
606         int val, nval;
607
608         if (kcontrol->private_value & (1 << 31))
609                 return -EPERM;
610         nval = ucontrol->value.enumerated.item[0] ? mask : 0;
611         snd_ice1712_save_gpio_status(ice);
612         val = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
613         nval |= val & ~mask;
614         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, nval);
615         snd_ice1712_restore_gpio_status(ice);
616         return val != nval;
617 }
618
619 static struct snd_kcontrol_new snd_ice1712_ewx2496_controls[] __devinitdata = {
620         {
621                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
622                 .name = "Input Sensitivity Switch",
623                 .info = snd_ice1712_ewx_io_sense_info,
624                 .get = snd_ice1712_ewx_io_sense_get,
625                 .put = snd_ice1712_ewx_io_sense_put,
626                 .private_value = ICE1712_EWX2496_AIN_SEL,
627         },
628         {
629                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
630                 .name = "Output Sensitivity Switch",
631                 .info = snd_ice1712_ewx_io_sense_info,
632                 .get = snd_ice1712_ewx_io_sense_get,
633                 .put = snd_ice1712_ewx_io_sense_put,
634                 .private_value = ICE1712_EWX2496_AOUT_SEL,
635         },
636 };
637
638
639 /*
640  * EWS88MT specific controls
641  */
642 /* analog output sensitivity;; address 0x48 bit 6 */
643 static int snd_ice1712_ews88mt_output_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
644 {
645         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
646         struct ews_spec *spec = ice->spec;
647         unsigned char data;
648
649         snd_i2c_lock(ice->i2c);
650         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {
651                 snd_i2c_unlock(ice->i2c);
652                 return -EIO;
653         }
654         snd_i2c_unlock(ice->i2c);
655         ucontrol->value.enumerated.item[0] = data & ICE1712_EWS88MT_OUTPUT_SENSE ? 1 : 0; /* high = -10dBV, low = +4dBu */
656         return 0;
657 }
658
659 /* analog output sensitivity;; address 0x48 bit 6 */
660 static int snd_ice1712_ews88mt_output_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
661 {
662         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
663         struct ews_spec *spec = ice->spec;
664         unsigned char data, ndata;
665
666         snd_i2c_lock(ice->i2c);
667         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {
668                 snd_i2c_unlock(ice->i2c);
669                 return -EIO;
670         }
671         ndata = (data & ~ICE1712_EWS88MT_OUTPUT_SENSE) | (ucontrol->value.enumerated.item[0] ? ICE1712_EWS88MT_OUTPUT_SENSE : 0);
672         if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF2],
673                                                &ndata, 1) != 1) {
674                 snd_i2c_unlock(ice->i2c);
675                 return -EIO;
676         }
677         snd_i2c_unlock(ice->i2c);
678         return ndata != data;
679 }
680
681 /* analog input sensitivity; address 0x46 */
682 static int snd_ice1712_ews88mt_input_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
683 {
684         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
685         struct ews_spec *spec = ice->spec;
686         int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
687         unsigned char data;
688
689         if (snd_BUG_ON(channel < 0 || channel > 7))
690                 return 0;
691         snd_i2c_lock(ice->i2c);
692         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
693                 snd_i2c_unlock(ice->i2c);
694                 return -EIO;
695         }
696         /* reversed; high = +4dBu, low = -10dBV */
697         ucontrol->value.enumerated.item[0] = data & (1 << channel) ? 0 : 1;
698         snd_i2c_unlock(ice->i2c);
699         return 0;
700 }
701
702 /* analog output sensitivity; address 0x46 */
703 static int snd_ice1712_ews88mt_input_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
704 {
705         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
706         struct ews_spec *spec = ice->spec;
707         int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
708         unsigned char data, ndata;
709
710         if (snd_BUG_ON(channel < 0 || channel > 7))
711                 return 0;
712         snd_i2c_lock(ice->i2c);
713         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
714                 snd_i2c_unlock(ice->i2c);
715                 return -EIO;
716         }
717         ndata = (data & ~(1 << channel)) | (ucontrol->value.enumerated.item[0] ? 0 : (1 << channel));
718         if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF1],
719                                                &ndata, 1) != 1) {
720                 snd_i2c_unlock(ice->i2c);
721                 return -EIO;
722         }
723         snd_i2c_unlock(ice->i2c);
724         return ndata != data;
725 }
726
727 static struct snd_kcontrol_new snd_ice1712_ews88mt_input_sense __devinitdata = {
728         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
729         .name = "Input Sensitivity Switch",
730         .info = snd_ice1712_ewx_io_sense_info,
731         .get = snd_ice1712_ews88mt_input_sense_get,
732         .put = snd_ice1712_ews88mt_input_sense_put,
733         .count = 8,
734 };
735
736 static struct snd_kcontrol_new snd_ice1712_ews88mt_output_sense __devinitdata = {
737         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
738         .name = "Output Sensitivity Switch",
739         .info = snd_ice1712_ewx_io_sense_info,
740         .get = snd_ice1712_ews88mt_output_sense_get,
741         .put = snd_ice1712_ews88mt_output_sense_put,
742 };
743
744
745 /*
746  * EWS88D specific controls
747  */
748
749 #define snd_ice1712_ews88d_control_info         snd_ctl_boolean_mono_info
750
751 static int snd_ice1712_ews88d_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
752 {
753         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
754         struct ews_spec *spec = ice->spec;
755         int shift = kcontrol->private_value & 0xff;
756         int invert = (kcontrol->private_value >> 8) & 1;
757         unsigned char data[2];
758         
759         snd_i2c_lock(ice->i2c);
760         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
761                 snd_i2c_unlock(ice->i2c);
762                 return -EIO;
763         }
764         snd_i2c_unlock(ice->i2c);
765         data[0] = (data[shift >> 3] >> (shift & 7)) & 0x01;
766         if (invert)
767                 data[0] ^= 0x01;
768         ucontrol->value.integer.value[0] = data[0];
769         return 0;
770 }
771
772 static int snd_ice1712_ews88d_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
773 {
774         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
775         struct ews_spec *spec = ice->spec;
776         int shift = kcontrol->private_value & 0xff;
777         int invert = (kcontrol->private_value >> 8) & 1;
778         unsigned char data[2], ndata[2];
779         int change;
780
781         snd_i2c_lock(ice->i2c);
782         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
783                 snd_i2c_unlock(ice->i2c);
784                 return -EIO;
785         }
786         ndata[shift >> 3] = data[shift >> 3] & ~(1 << (shift & 7));
787         if (invert) {
788                 if (! ucontrol->value.integer.value[0])
789                         ndata[shift >> 3] |= (1 << (shift & 7));
790         } else {
791                 if (ucontrol->value.integer.value[0])
792                         ndata[shift >> 3] |= (1 << (shift & 7));
793         }
794         change = (data[shift >> 3] != ndata[shift >> 3]);
795         if (change &&
796             snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
797                 snd_i2c_unlock(ice->i2c);
798                 return -EIO;
799         }
800         snd_i2c_unlock(ice->i2c);
801         return change;
802 }
803
804 #define EWS88D_CONTROL(xiface, xname, xshift, xinvert, xaccess) \
805 { .iface = xiface,\
806   .name = xname,\
807   .access = xaccess,\
808   .info = snd_ice1712_ews88d_control_info,\
809   .get = snd_ice1712_ews88d_control_get,\
810   .put = snd_ice1712_ews88d_control_put,\
811   .private_value = xshift | (xinvert << 8),\
812 }
813
814 static struct snd_kcontrol_new snd_ice1712_ews88d_controls[] __devinitdata = {
815         EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, 1, 0), /* inverted */
816         EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Output Optical", 1, 0, 0),
817         EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT External Master Clock", 2, 0, 0),
818         EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "Enable ADAT", 3, 0, 0),
819         EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Through", 4, 1, 0),
820 };
821
822
823 /*
824  * DMX 6Fire specific controls
825  */
826
827 static int snd_ice1712_6fire_read_pca(struct snd_ice1712 *ice, unsigned char reg)
828 {
829         unsigned char byte;
830         struct ews_spec *spec = ice->spec;
831
832         snd_i2c_lock(ice->i2c);
833         byte = reg;
834         snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1);
835         byte = 0;
836         if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1) != 1) {
837                 snd_i2c_unlock(ice->i2c);
838                 printk(KERN_ERR "cannot read pca\n");
839                 return -EIO;
840         }
841         snd_i2c_unlock(ice->i2c);
842         return byte;
843 }
844
845 static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data)
846 {
847         unsigned char bytes[2];
848         struct ews_spec *spec = ice->spec;
849
850         snd_i2c_lock(ice->i2c);
851         bytes[0] = reg;
852         bytes[1] = data;
853         if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], bytes, 2) != 2) {
854                 snd_i2c_unlock(ice->i2c);
855                 return -EIO;
856         }
857         snd_i2c_unlock(ice->i2c);
858         return 0;
859 }
860
861 #define snd_ice1712_6fire_control_info          snd_ctl_boolean_mono_info
862
863 static int snd_ice1712_6fire_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
864 {
865         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
866         int shift = kcontrol->private_value & 0xff;
867         int invert = (kcontrol->private_value >> 8) & 1;
868         int data;
869         
870         if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
871                 return data;
872         data = (data >> shift) & 1;
873         if (invert)
874                 data ^= 1;
875         ucontrol->value.integer.value[0] = data;
876         return 0;
877 }
878
879 static int snd_ice1712_6fire_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
880 {
881         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
882         int shift = kcontrol->private_value & 0xff;
883         int invert = (kcontrol->private_value >> 8) & 1;
884         int data, ndata;
885         
886         if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
887                 return data;
888         ndata = data & ~(1 << shift);
889         if (ucontrol->value.integer.value[0])
890                 ndata |= (1 << shift);
891         if (invert)
892                 ndata ^= (1 << shift);
893         if (data != ndata) {
894                 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, (unsigned char)ndata);
895                 return 1;
896         }
897         return 0;
898 }
899
900 static int snd_ice1712_6fire_select_input_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
901 {
902         static char *texts[4] = {
903                 "Internal", "Front Input", "Rear Input", "Wave Table"
904         };
905         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
906         uinfo->count = 1;
907         uinfo->value.enumerated.items = 4;
908         if (uinfo->value.enumerated.item >= 4)
909                 uinfo->value.enumerated.item = 1;
910         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
911         return 0;
912 }
913      
914 static int snd_ice1712_6fire_select_input_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
915 {
916         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
917         int data;
918         
919         if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
920                 return data;
921         ucontrol->value.integer.value[0] = data & 3;
922         return 0;
923 }
924
925 static int snd_ice1712_6fire_select_input_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
926 {
927         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
928         int data, ndata;
929         
930         if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)
931                 return data;
932         ndata = data & ~3;
933         ndata |= (ucontrol->value.integer.value[0] & 3);
934         if (data != ndata) {
935                 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, (unsigned char)ndata);
936                 return 1;
937         }
938         return 0;
939 }
940
941
942 #define DMX6FIRE_CONTROL(xname, xshift, xinvert) \
943 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
944   .name = xname,\
945   .info = snd_ice1712_6fire_control_info,\
946   .get = snd_ice1712_6fire_control_get,\
947   .put = snd_ice1712_6fire_control_put,\
948   .private_value = xshift | (xinvert << 8),\
949 }
950
951 static struct snd_kcontrol_new snd_ice1712_6fire_controls[] __devinitdata = {
952         {
953                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
954                 .name = "Analog Input Select",
955                 .info = snd_ice1712_6fire_select_input_info,
956                 .get = snd_ice1712_6fire_select_input_get,
957                 .put = snd_ice1712_6fire_select_input_put,
958         },
959         DMX6FIRE_CONTROL("Front Digital Input Switch", 2, 1),
960         // DMX6FIRE_CONTROL("Master Clock Select", 3, 0),
961         DMX6FIRE_CONTROL("Optical Digital Input Switch", 4, 0),
962         DMX6FIRE_CONTROL("Phono Analog Input Switch", 5, 0),
963         DMX6FIRE_CONTROL("Breakbox LED", 6, 0),
964 };
965
966
967 static int __devinit snd_ice1712_ews_add_controls(struct snd_ice1712 *ice)
968 {
969         unsigned int idx;
970         int err;
971         
972         /* all terratec cards have spdif, but cs8427 module builds it's own controls */
973         if (ice->cs8427 == NULL) {
974                 err = snd_ice1712_spdif_build_controls(ice);
975                 if (err < 0)
976                         return err;
977         }
978
979         /* ak4524 controls */
980         switch (ice->eeprom.subvendor) {
981         case ICE1712_SUBDEVICE_EWX2496:
982         case ICE1712_SUBDEVICE_EWS88MT:
983         case ICE1712_SUBDEVICE_EWS88MT_NEW:
984         case ICE1712_SUBDEVICE_PHASE88:
985         case ICE1712_SUBDEVICE_TS88:
986         case ICE1712_SUBDEVICE_DMX6FIRE:
987                 err = snd_ice1712_akm4xxx_build_controls(ice);
988                 if (err < 0)
989                         return err;
990                 break;
991         }
992
993         /* card specific controls */
994         switch (ice->eeprom.subvendor) {
995         case ICE1712_SUBDEVICE_EWX2496:
996                 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ewx2496_controls); idx++) {
997                         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ewx2496_controls[idx], ice));
998                         if (err < 0)
999                                 return err;
1000                 }
1001                 break;
1002         case ICE1712_SUBDEVICE_EWS88MT:
1003         case ICE1712_SUBDEVICE_EWS88MT_NEW:
1004         case ICE1712_SUBDEVICE_PHASE88:
1005         case ICE1712_SUBDEVICE_TS88:
1006                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88mt_input_sense, ice));
1007                 if (err < 0)
1008                         return err;
1009                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88mt_output_sense, ice));
1010                 if (err < 0)
1011                         return err;
1012                 break;
1013         case ICE1712_SUBDEVICE_EWS88D:
1014                 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ews88d_controls); idx++) {
1015                         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88d_controls[idx], ice));
1016                         if (err < 0)
1017                                 return err;
1018                 }
1019                 break;
1020         case ICE1712_SUBDEVICE_DMX6FIRE:
1021                 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_6fire_controls); idx++) {
1022                         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_6fire_controls[idx], ice));
1023                         if (err < 0)
1024                                 return err;
1025                 }
1026                 break;
1027         }
1028         return 0;
1029 }
1030
1031
1032 /* entry point */
1033 struct snd_ice1712_card_info snd_ice1712_ews_cards[] __devinitdata = {
1034         {
1035                 .subvendor = ICE1712_SUBDEVICE_EWX2496,
1036                 .name = "TerraTec EWX24/96",
1037                 .model = "ewx2496",
1038                 .chip_init = snd_ice1712_ews_init,
1039                 .build_controls = snd_ice1712_ews_add_controls,
1040         },
1041         {
1042                 .subvendor = ICE1712_SUBDEVICE_EWS88MT,
1043                 .name = "TerraTec EWS88MT",
1044                 .model = "ews88mt",
1045                 .chip_init = snd_ice1712_ews_init,
1046                 .build_controls = snd_ice1712_ews_add_controls,
1047         },
1048         {
1049                 .subvendor = ICE1712_SUBDEVICE_EWS88MT_NEW,
1050                 .name = "TerraTec EWS88MT",
1051                 .model = "ews88mt_new",
1052                 .chip_init = snd_ice1712_ews_init,
1053                 .build_controls = snd_ice1712_ews_add_controls,
1054         },
1055         {
1056                 .subvendor = ICE1712_SUBDEVICE_PHASE88,
1057                 .name = "TerraTec Phase88",
1058                 .model = "phase88",
1059                 .chip_init = snd_ice1712_ews_init,
1060                 .build_controls = snd_ice1712_ews_add_controls,
1061         },
1062         {
1063                 .subvendor = ICE1712_SUBDEVICE_TS88,
1064                 .name = "terrasoniq TS88",
1065                 .model = "phase88",
1066                 .chip_init = snd_ice1712_ews_init,
1067                 .build_controls = snd_ice1712_ews_add_controls,
1068         },
1069         {
1070                 .subvendor = ICE1712_SUBDEVICE_EWS88D,
1071                 .name = "TerraTec EWS88D",
1072                 .model = "ews88d",
1073                 .chip_init = snd_ice1712_ews_init,
1074                 .build_controls = snd_ice1712_ews_add_controls,
1075         },
1076         {
1077                 .subvendor = ICE1712_SUBDEVICE_DMX6FIRE,
1078                 .name = "TerraTec DMX6Fire",
1079                 .model = "dmx6fire",
1080                 .chip_init = snd_ice1712_ews_init,
1081                 .build_controls = snd_ice1712_ews_add_controls,
1082                 .mpu401_1_name = "MIDI-Front DMX6fire",
1083                 .mpu401_2_name = "Wavetable DMX6fire",
1084                 .mpu401_2_info_flags = MPU401_INFO_OUTPUT,
1085         },
1086         { } /* terminator */
1087 };