xref: /openbmc/linux/sound/pci/ice1712/wtm.c (revision 8bd1369b)
1 /*
2  *	ALSA driver for ICEnsemble VT1724 (Envy24HT)
3  *
4  *	Lowlevel functions for Ego Sys Waveterminal 192M
5  *
6  *		Copyright (c) 2006 Guedez Clement <klem.dev@gmail.com>
7  *		Some functions are taken from the Prodigy192 driver
8  *		source
9  *
10  *	This program is free software; you can redistribute it and/or modify
11  *	it under the terms of the GNU General Public License as published by
12  *	the Free Software Foundation; either version 2 of the License, or
13  *	(at your option) any later version.
14  *
15  *	This program is distributed in the hope that it will be useful,
16  *	but WITHOUT ANY WARRANTY; without even the implied warranty of
17  *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  *	GNU General Public License for more details.
19  *
20  *	You should have received a copy of the GNU General Public License
21  *	along with this program; if not, write to the Free Software
22  *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23  *
24  */
25 
26 
27 
28 #include <linux/delay.h>
29 #include <linux/interrupt.h>
30 #include <linux/init.h>
31 #include <sound/core.h>
32 #include <sound/tlv.h>
33 #include <linux/slab.h>
34 
35 #include "ice1712.h"
36 #include "envy24ht.h"
37 #include "wtm.h"
38 #include "stac946x.h"
39 
40 struct wtm_spec {
41 	/* rate change needs atomic mute/unmute of all dacs*/
42 	struct mutex mute_mutex;
43 };
44 
45 
46 /*
47  *	2*ADC 6*DAC no1 ringbuffer r/w on i2c bus
48  */
49 static inline void stac9460_put(struct snd_ice1712 *ice, int reg,
50 						unsigned char val)
51 {
52 	snd_vt1724_write_i2c(ice, STAC9460_I2C_ADDR, reg, val);
53 }
54 
55 static inline unsigned char stac9460_get(struct snd_ice1712 *ice, int reg)
56 {
57 	return snd_vt1724_read_i2c(ice, STAC9460_I2C_ADDR, reg);
58 }
59 
60 /*
61  *	2*ADC 2*DAC no2 ringbuffer r/w on i2c bus
62  */
63 static inline void stac9460_2_put(struct snd_ice1712 *ice, int reg,
64 						unsigned char val)
65 {
66 	snd_vt1724_write_i2c(ice, STAC9460_2_I2C_ADDR, reg, val);
67 }
68 
69 static inline unsigned char stac9460_2_get(struct snd_ice1712 *ice, int reg)
70 {
71 	return snd_vt1724_read_i2c(ice, STAC9460_2_I2C_ADDR, reg);
72 }
73 
74 
75 /*
76  *	DAC mute control
77  */
78 static void stac9460_dac_mute_all(struct snd_ice1712 *ice, unsigned char mute,
79 				unsigned short int *change_mask)
80 {
81 	unsigned char new, old;
82 	int id, idx, change;
83 
84 	/*stac9460 1*/
85 	for (id = 0; id < 7; id++) {
86 		if (*change_mask & (0x01 << id)) {
87 			if (id == 0)
88 				idx = STAC946X_MASTER_VOLUME;
89 			else
90 				idx = STAC946X_LF_VOLUME - 1 + id;
91 			old = stac9460_get(ice, idx);
92 			new = (~mute << 7 & 0x80) | (old & ~0x80);
93 			change = (new != old);
94 			if (change) {
95 				stac9460_put(ice, idx, new);
96 				*change_mask = *change_mask | (0x01 << id);
97 			} else {
98 				*change_mask = *change_mask & ~(0x01 << id);
99 			}
100 		}
101 	}
102 
103 	/*stac9460 2*/
104 	for (id = 0; id < 3; id++) {
105 		if (*change_mask & (0x01 << (id + 7))) {
106 			if (id == 0)
107 				idx = STAC946X_MASTER_VOLUME;
108 			else
109 				idx = STAC946X_LF_VOLUME - 1 + id;
110 			old = stac9460_2_get(ice, idx);
111 			new = (~mute << 7 & 0x80) | (old & ~0x80);
112 			change = (new != old);
113 			if (change) {
114 				stac9460_2_put(ice, idx, new);
115 				*change_mask = *change_mask | (0x01 << id);
116 			} else {
117 				*change_mask = *change_mask & ~(0x01 << id);
118 			}
119 		}
120 	}
121 }
122 
123 
124 
125 #define stac9460_dac_mute_info		snd_ctl_boolean_mono_info
126 
127 static int stac9460_dac_mute_get(struct snd_kcontrol *kcontrol,
128 				struct snd_ctl_elem_value *ucontrol)
129 {
130 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
131 	struct wtm_spec *spec = ice->spec;
132 	unsigned char val;
133 	int idx, id;
134 
135 	mutex_lock(&spec->mute_mutex);
136 
137 	if (kcontrol->private_value) {
138 		idx = STAC946X_MASTER_VOLUME;
139 		id = 0;
140 	} else {
141 		id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
142 		idx = id + STAC946X_LF_VOLUME;
143 	}
144 	if (id < 6)
145 		val = stac9460_get(ice, idx);
146 	else
147 		val = stac9460_2_get(ice, idx - 6);
148 	ucontrol->value.integer.value[0] = (~val >> 7) & 0x1;
149 
150 	mutex_unlock(&spec->mute_mutex);
151 	return 0;
152 }
153 
154 static int stac9460_dac_mute_put(struct snd_kcontrol *kcontrol,
155 				struct snd_ctl_elem_value *ucontrol)
156 {
157 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
158 	unsigned char new, old;
159 	int id, idx;
160 	int change;
161 
162 	if (kcontrol->private_value) {
163 		idx = STAC946X_MASTER_VOLUME;
164 		old = stac9460_get(ice, idx);
165 		new = (~ucontrol->value.integer.value[0] << 7 & 0x80) |
166 							(old & ~0x80);
167 		change = (new != old);
168 		if (change) {
169 			stac9460_put(ice, idx, new);
170 			stac9460_2_put(ice, idx, new);
171 		}
172 	} else {
173 		id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
174 		idx = id + STAC946X_LF_VOLUME;
175 		if (id < 6)
176 			old = stac9460_get(ice, idx);
177 		else
178 			old = stac9460_2_get(ice, idx - 6);
179 		new = (~ucontrol->value.integer.value[0] << 7 & 0x80) |
180 							(old & ~0x80);
181 		change = (new != old);
182 		if (change) {
183 			if (id < 6)
184 				stac9460_put(ice, idx, new);
185 			else
186 				stac9460_2_put(ice, idx - 6, new);
187 		}
188 	}
189 	return change;
190 }
191 
192 /*
193  * 	DAC volume attenuation mixer control
194  */
195 static int stac9460_dac_vol_info(struct snd_kcontrol *kcontrol,
196 				struct snd_ctl_elem_info *uinfo)
197 {
198 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
199 	uinfo->count = 1;
200 	uinfo->value.integer.min = 0;			/* mute */
201 	uinfo->value.integer.max = 0x7f;		/* 0dB */
202 	return 0;
203 }
204 
205 static int stac9460_dac_vol_get(struct snd_kcontrol *kcontrol,
206 				struct snd_ctl_elem_value *ucontrol)
207 {
208 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
209 	int idx, id;
210 	unsigned char vol;
211 
212 	if (kcontrol->private_value) {
213 		idx = STAC946X_MASTER_VOLUME;
214 		id = 0;
215 	} else {
216 		id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
217 		idx = id + STAC946X_LF_VOLUME;
218 	}
219 	if (id < 6)
220 		vol = stac9460_get(ice, idx) & 0x7f;
221 	else
222 		vol = stac9460_2_get(ice, idx - 6) & 0x7f;
223 	ucontrol->value.integer.value[0] = 0x7f - vol;
224 	return 0;
225 }
226 
227 static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol,
228 				struct snd_ctl_elem_value *ucontrol)
229 {
230 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
231 	int idx, id;
232 	unsigned char tmp, ovol, nvol;
233 	int change;
234 
235 	if (kcontrol->private_value) {
236 		idx = STAC946X_MASTER_VOLUME;
237 		nvol = ucontrol->value.integer.value[0] & 0x7f;
238 		tmp = stac9460_get(ice, idx);
239 		ovol = 0x7f - (tmp & 0x7f);
240 		change = (ovol != nvol);
241 		if (change) {
242 			stac9460_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
243 			stac9460_2_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
244 		}
245 	} else {
246 		id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
247 		idx = id + STAC946X_LF_VOLUME;
248 		nvol = ucontrol->value.integer.value[0] & 0x7f;
249 		if (id < 6)
250 			tmp = stac9460_get(ice, idx);
251 		else
252 			tmp = stac9460_2_get(ice, idx - 6);
253 		ovol = 0x7f - (tmp & 0x7f);
254 		change = (ovol != nvol);
255 		if (change) {
256 			if (id < 6)
257 				stac9460_put(ice, idx, (0x7f - nvol) |
258 							(tmp & 0x80));
259 			else
260 				stac9460_2_put(ice, idx-6, (0x7f - nvol) |
261 							(tmp & 0x80));
262 		}
263 	}
264 	return change;
265 }
266 
267 /*
268  * ADC mute control
269  */
270 #define stac9460_adc_mute_info		snd_ctl_boolean_stereo_info
271 
272 static int stac9460_adc_mute_get(struct snd_kcontrol *kcontrol,
273 				struct snd_ctl_elem_value *ucontrol)
274 {
275 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
276 	unsigned char val;
277 	int i, id;
278 
279 	id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
280 	if (id == 0) {
281 		for (i = 0; i < 2; ++i) {
282 			val = stac9460_get(ice, STAC946X_MIC_L_VOLUME + i);
283 			ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
284 		}
285 	} else {
286 		for (i = 0; i < 2; ++i) {
287 			val = stac9460_2_get(ice, STAC946X_MIC_L_VOLUME + i);
288 			ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
289 		}
290 	}
291 	return 0;
292 }
293 
294 static int stac9460_adc_mute_put(struct snd_kcontrol *kcontrol,
295 				struct snd_ctl_elem_value *ucontrol)
296 {
297 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
298 	unsigned char new, old;
299 	int i, reg, id;
300 	int change;
301 
302 	id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
303 	if (id == 0) {
304 		for (i = 0; i < 2; ++i) {
305 			reg = STAC946X_MIC_L_VOLUME + i;
306 			old = stac9460_get(ice, reg);
307 			new = (~ucontrol->value.integer.value[i]<<7&0x80) |
308 								(old&~0x80);
309 			change = (new != old);
310 			if (change)
311 				stac9460_put(ice, reg, new);
312 		}
313 	} else {
314 		for (i = 0; i < 2; ++i) {
315 			reg = STAC946X_MIC_L_VOLUME + i;
316 			old = stac9460_2_get(ice, reg);
317 			new = (~ucontrol->value.integer.value[i]<<7&0x80) |
318 								(old&~0x80);
319 			change = (new != old);
320 			if (change)
321 				stac9460_2_put(ice, reg, new);
322 		}
323 	}
324 	return change;
325 }
326 
327 /*
328  *ADC gain mixer control
329  */
330 static int stac9460_adc_vol_info(struct snd_kcontrol *kcontrol,
331 				struct snd_ctl_elem_info *uinfo)
332 {
333 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
334 	uinfo->count = 2;
335 	uinfo->value.integer.min = 0;		/* 0dB */
336 	uinfo->value.integer.max = 0x0f;	/* 22.5dB */
337 	return 0;
338 }
339 
340 static int stac9460_adc_vol_get(struct snd_kcontrol *kcontrol,
341 				struct snd_ctl_elem_value *ucontrol)
342 {
343 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
344 	int i, reg, id;
345 	unsigned char vol;
346 
347 	id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
348 	if (id == 0) {
349 		for (i = 0; i < 2; ++i) {
350 			reg = STAC946X_MIC_L_VOLUME + i;
351 			vol = stac9460_get(ice, reg) & 0x0f;
352 			ucontrol->value.integer.value[i] = 0x0f - vol;
353 		}
354 	} else {
355 		for (i = 0; i < 2; ++i) {
356 			reg = STAC946X_MIC_L_VOLUME + i;
357 			vol = stac9460_2_get(ice, reg) & 0x0f;
358 			ucontrol->value.integer.value[i] = 0x0f - vol;
359 		}
360 	}
361 	return 0;
362 }
363 
364 static int stac9460_adc_vol_put(struct snd_kcontrol *kcontrol,
365 				struct snd_ctl_elem_value *ucontrol)
366 {
367 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
368 	int i, reg, id;
369 	unsigned char ovol, nvol;
370 	int change;
371 
372 	id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
373 	if (id == 0) {
374 		for (i = 0; i < 2; ++i) {
375 			reg = STAC946X_MIC_L_VOLUME + i;
376 			nvol = ucontrol->value.integer.value[i] & 0x0f;
377 			ovol = 0x0f - stac9460_get(ice, reg);
378 			change = ((ovol & 0x0f) != nvol);
379 			if (change)
380 				stac9460_put(ice, reg, (0x0f - nvol) |
381 							(ovol & ~0x0f));
382 		}
383 	} else {
384 		for (i = 0; i < 2; ++i) {
385 			reg = STAC946X_MIC_L_VOLUME + i;
386 			nvol = ucontrol->value.integer.value[i] & 0x0f;
387 			ovol = 0x0f - stac9460_2_get(ice, reg);
388 			change = ((ovol & 0x0f) != nvol);
389 			if (change)
390 				stac9460_2_put(ice, reg, (0x0f - nvol) |
391 							(ovol & ~0x0f));
392 		}
393 	}
394 	return change;
395 }
396 
397 /*
398  * MIC / LINE switch fonction
399  */
400 static int stac9460_mic_sw_info(struct snd_kcontrol *kcontrol,
401 				struct snd_ctl_elem_info *uinfo)
402 {
403 	static const char * const texts[2] = { "Line In", "Mic" };
404 
405 	return snd_ctl_enum_info(uinfo, 1, 2, texts);
406 }
407 
408 
409 static int stac9460_mic_sw_get(struct snd_kcontrol *kcontrol,
410 				struct snd_ctl_elem_value *ucontrol)
411 {
412 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
413 	unsigned char val;
414 	int id;
415 
416 	id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
417 	if (id == 0)
418 		val = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
419 	else
420 		val = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
421 	ucontrol->value.enumerated.item[0] = (val >> 7) & 0x1;
422 	return 0;
423 }
424 
425 static int stac9460_mic_sw_put(struct snd_kcontrol *kcontrol,
426 				struct snd_ctl_elem_value *ucontrol)
427 {
428 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
429 	unsigned char new, old;
430 	int change, id;
431 
432 	id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
433 	if (id == 0)
434 		old = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
435 	else
436 		old = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
437 	new = (ucontrol->value.enumerated.item[0] << 7 & 0x80) | (old & ~0x80);
438 	change = (new != old);
439 	if (change) {
440 		if (id == 0)
441 			stac9460_put(ice, STAC946X_GENERAL_PURPOSE, new);
442 		else
443 			stac9460_2_put(ice, STAC946X_GENERAL_PURPOSE, new);
444 	}
445 	return change;
446 }
447 
448 
449 /*
450  * Handler for setting correct codec rate - called when rate change is detected
451  */
452 static void stac9460_set_rate_val(struct snd_ice1712 *ice, unsigned int rate)
453 {
454 	unsigned char old, new;
455 	unsigned short int changed;
456 	struct wtm_spec *spec = ice->spec;
457 
458 	if (rate == 0)  /* no hint - S/PDIF input is master, simply return */
459 		return;
460 	else if (rate <= 48000)
461 		new = 0x08;     /* 256x, base rate mode */
462 	else if (rate <= 96000)
463 		new = 0x11;     /* 256x, mid rate mode */
464 	else
465 		new = 0x12;     /* 128x, high rate mode */
466 
467 	old = stac9460_get(ice, STAC946X_MASTER_CLOCKING);
468 	if (old == new)
469 		return;
470 	/* change detected, setting master clock, muting first */
471 	/* due to possible conflicts with mute controls - mutexing */
472 	mutex_lock(&spec->mute_mutex);
473 	/* we have to remember current mute status for each DAC */
474 	changed = 0xFFFF;
475 	stac9460_dac_mute_all(ice, 0, &changed);
476 	/*printk(KERN_DEBUG "Rate change: %d, new MC: 0x%02x\n", rate, new);*/
477 	stac9460_put(ice, STAC946X_MASTER_CLOCKING, new);
478 	stac9460_2_put(ice, STAC946X_MASTER_CLOCKING, new);
479 	udelay(10);
480 	/* unmuting - only originally unmuted dacs -
481 	* i.e. those changed when muting */
482 	stac9460_dac_mute_all(ice, 1, &changed);
483 	mutex_unlock(&spec->mute_mutex);
484 }
485 
486 
487 /*Limits value in dB for fader*/
488 static const DECLARE_TLV_DB_SCALE(db_scale_dac, -19125, 75, 0);
489 static const DECLARE_TLV_DB_SCALE(db_scale_adc, 0, 150, 0);
490 
491 /*
492  * Control tabs
493  */
494 static struct snd_kcontrol_new stac9640_controls[] = {
495 	{
496 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
497 		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
498 			    SNDRV_CTL_ELEM_ACCESS_TLV_READ),
499 		.name = "Master Playback Switch",
500 		.info = stac9460_dac_mute_info,
501 		.get = stac9460_dac_mute_get,
502 		.put = stac9460_dac_mute_put,
503 		.private_value = 1,
504 		.tlv = { .p = db_scale_dac }
505 	},
506 	{
507 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
508 		.name = "Master Playback Volume",
509 		.info = stac9460_dac_vol_info,
510 		.get = stac9460_dac_vol_get,
511 		.put = stac9460_dac_vol_put,
512 		.private_value = 1,
513 	},
514 	{
515 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
516 		.name = "MIC/Line Input Enum",
517 		.count = 2,
518 		.info = stac9460_mic_sw_info,
519 		.get = stac9460_mic_sw_get,
520 		.put = stac9460_mic_sw_put,
521 
522 	},
523 	{
524 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
525 		.name = "DAC Switch",
526 		.count = 8,
527 		.info = stac9460_dac_mute_info,
528 		.get = stac9460_dac_mute_get,
529 		.put = stac9460_dac_mute_put,
530 	},
531 	{
532 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
533 		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
534 			    SNDRV_CTL_ELEM_ACCESS_TLV_READ),
535 
536 		.name = "DAC Volume",
537 		.count = 8,
538 		.info = stac9460_dac_vol_info,
539 		.get = stac9460_dac_vol_get,
540 		.put = stac9460_dac_vol_put,
541 		.tlv = { .p = db_scale_dac }
542 	},
543 	{
544 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
545 		.name = "ADC Switch",
546 		.count = 2,
547 		.info = stac9460_adc_mute_info,
548 		.get = stac9460_adc_mute_get,
549 		.put = stac9460_adc_mute_put,
550 	},
551 	{
552 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
553 		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
554 			    SNDRV_CTL_ELEM_ACCESS_TLV_READ),
555 
556 		.name = "ADC Volume",
557 		.count = 2,
558 		.info = stac9460_adc_vol_info,
559 		.get = stac9460_adc_vol_get,
560 		.put = stac9460_adc_vol_put,
561 		.tlv = { .p = db_scale_adc }
562 	}
563 };
564 
565 
566 
567 /*INIT*/
568 static int wtm_add_controls(struct snd_ice1712 *ice)
569 {
570 	unsigned int i;
571 	int err;
572 
573 	for (i = 0; i < ARRAY_SIZE(stac9640_controls); i++) {
574 		err = snd_ctl_add(ice->card,
575 				snd_ctl_new1(&stac9640_controls[i], ice));
576 		if (err < 0)
577 			return err;
578 	}
579 	return 0;
580 }
581 
582 static int wtm_init(struct snd_ice1712 *ice)
583 {
584 	static unsigned short stac_inits_wtm[] = {
585 		STAC946X_RESET, 0,
586 		STAC946X_MASTER_CLOCKING, 0x11,
587 		(unsigned short)-1
588 	};
589 	unsigned short *p;
590 	struct wtm_spec *spec;
591 
592 	/*WTM 192M*/
593 	ice->num_total_dacs = 8;
594 	ice->num_total_adcs = 4;
595 	ice->force_rdma1 = 1;
596 
597 	/*init mutex for dac mute conflict*/
598 	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
599 	if (!spec)
600 		return -ENOMEM;
601 	ice->spec = spec;
602 	mutex_init(&spec->mute_mutex);
603 
604 
605 	/*initialize codec*/
606 	p = stac_inits_wtm;
607 	for (; *p != (unsigned short)-1; p += 2) {
608 		stac9460_put(ice, p[0], p[1]);
609 		stac9460_2_put(ice, p[0], p[1]);
610 	}
611 	ice->gpio.set_pro_rate = stac9460_set_rate_val;
612 	return 0;
613 }
614 
615 
616 static unsigned char wtm_eeprom[] = {
617 	[ICE_EEP2_SYSCONF]      = 0x67, /*SYSCONF: clock 192KHz, mpu401,
618 							4ADC, 8DAC */
619 	[ICE_EEP2_ACLINK]       = 0x80, /* ACLINK : I2S */
620 	[ICE_EEP2_I2S]          = 0xf8, /* I2S: vol; 96k, 24bit, 192k */
621 	[ICE_EEP2_SPDIF]        = 0xc1, /*SPDIF: out-en, spidf ext out*/
622 	[ICE_EEP2_GPIO_DIR]     = 0x9f,
623 	[ICE_EEP2_GPIO_DIR1]    = 0xff,
624 	[ICE_EEP2_GPIO_DIR2]    = 0x7f,
625 	[ICE_EEP2_GPIO_MASK]    = 0x9f,
626 	[ICE_EEP2_GPIO_MASK1]   = 0xff,
627 	[ICE_EEP2_GPIO_MASK2]   = 0x7f,
628 	[ICE_EEP2_GPIO_STATE]   = 0x16,
629 	[ICE_EEP2_GPIO_STATE1]  = 0x80,
630 	[ICE_EEP2_GPIO_STATE2]  = 0x00,
631 };
632 
633 
634 /*entry point*/
635 struct snd_ice1712_card_info snd_vt1724_wtm_cards[] = {
636 	{
637 		.subvendor = VT1724_SUBDEVICE_WTM,
638 		.name = "ESI Waveterminal 192M",
639 		.model = "WT192M",
640 		.chip_init = wtm_init,
641 		.build_controls = wtm_add_controls,
642 		.eeprom_size = sizeof(wtm_eeprom),
643 		.eeprom_data = wtm_eeprom,
644 	},
645 	{} /*terminator*/
646 };
647