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Linux 2.6.31.8
[linux/fpc-iii.git] / sound / pci / ice1712 / pontis.c
blob6bc3f91b728149ef7ab180856bcfd46b6ef8397e
1 /*
2 * ALSA driver for ICEnsemble VT1724 (Envy24HT)
3 *
4 * Lowlevel functions for Pontis MS300
5 *
6 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 */
23
24 #include <asm/io.h>
25 #include <linux/delay.h>
26 #include <linux/interrupt.h>
27 #include <linux/init.h>
28 #include <linux/slab.h>
29 #include <linux/mutex.h>
30
31 #include <sound/core.h>
32 #include <sound/info.h>
33 #include <sound/tlv.h>
34
35 #include "ice1712.h"
36 #include "envy24ht.h"
37 #include "pontis.h"
38
39 /* I2C addresses */
40 #define WM_DEV 0x34
41 #define CS_DEV 0x20
42
43 /* WM8776 registers */
44 #define WM_HP_ATTEN_L 0x00 /* headphone left attenuation */
45 #define WM_HP_ATTEN_R 0x01 /* headphone left attenuation */
46 #define WM_HP_MASTER 0x02 /* headphone master (both channels) */
47 /* override LLR */
48 #define WM_DAC_ATTEN_L 0x03 /* digital left attenuation */
49 #define WM_DAC_ATTEN_R 0x04
50 #define WM_DAC_MASTER 0x05
51 #define WM_PHASE_SWAP 0x06 /* DAC phase swap */
52 #define WM_DAC_CTRL1 0x07
53 #define WM_DAC_MUTE 0x08
54 #define WM_DAC_CTRL2 0x09
55 #define WM_DAC_INT 0x0a
56 #define WM_ADC_INT 0x0b
57 #define WM_MASTER_CTRL 0x0c
58 #define WM_POWERDOWN 0x0d
59 #define WM_ADC_ATTEN_L 0x0e
60 #define WM_ADC_ATTEN_R 0x0f
61 #define WM_ALC_CTRL1 0x10
62 #define WM_ALC_CTRL2 0x11
63 #define WM_ALC_CTRL3 0x12
64 #define WM_NOISE_GATE 0x13
65 #define WM_LIMITER 0x14
66 #define WM_ADC_MUX 0x15
67 #define WM_OUT_MUX 0x16
68 #define WM_RESET 0x17
69
70 /*
71 * GPIO
72 */
73 #define PONTIS_CS_CS (1<<4) /* CS */
74 #define PONTIS_CS_CLK (1<<5) /* CLK */
75 #define PONTIS_CS_RDATA (1<<6) /* CS8416 -> VT1720 */
76 #define PONTIS_CS_WDATA (1<<7) /* VT1720 -> CS8416 */
77
78
79 /*
80 * get the current register value of WM codec
81 */
82 static unsigned short wm_get(struct snd_ice1712 *ice, int reg)
83 {
84 reg <<= 1;
85 return ((unsigned short)ice->akm[0].images[reg] << 8) |
86 ice->akm[0].images[reg + 1];
87 }
88
89 /*
90 * set the register value of WM codec and remember it
91 */
92 static void wm_put_nocache(struct snd_ice1712 *ice, int reg, unsigned short val)
93 {
94 unsigned short cval;
95 cval = (reg << 9) | val;
96 snd_vt1724_write_i2c(ice, WM_DEV, cval >> 8, cval & 0xff);
97 }
98
99 static void wm_put(struct snd_ice1712 *ice, int reg, unsigned short val)
100 {
101 wm_put_nocache(ice, reg, val);
102 reg <<= 1;
103 ice->akm[0].images[reg] = val >> 8;
104 ice->akm[0].images[reg + 1] = val;
105 }
106
107 /*
108 * DAC volume attenuation mixer control (-64dB to 0dB)
109 */
110
111 #define DAC_0dB 0xff
112 #define DAC_RES 128
113 #define DAC_MIN (DAC_0dB - DAC_RES)
114
115 static int wm_dac_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
116 {
117 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
118 uinfo->count = 2;
119 uinfo->value.integer.min = 0; /* mute */
120 uinfo->value.integer.max = DAC_RES; /* 0dB, 0.5dB step */
121 return 0;
122 }
123
124 static int wm_dac_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
125 {
126 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
127 unsigned short val;
128 int i;
129
130 mutex_lock(&ice->gpio_mutex);
131 for (i = 0; i < 2; i++) {
132 val = wm_get(ice, WM_DAC_ATTEN_L + i) & 0xff;
133 val = val > DAC_MIN ? (val - DAC_MIN) : 0;
134 ucontrol->value.integer.value[i] = val;
135 }
136 mutex_unlock(&ice->gpio_mutex);
137 return 0;
138 }
139
140 static int wm_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
141 {
142 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
143 unsigned short oval, nval;
144 int i, idx, change = 0;
145
146 mutex_lock(&ice->gpio_mutex);
147 for (i = 0; i < 2; i++) {
148 nval = ucontrol->value.integer.value[i];
149 nval = (nval ? (nval + DAC_MIN) : 0) & 0xff;
150 idx = WM_DAC_ATTEN_L + i;
151 oval = wm_get(ice, idx) & 0xff;
152 if (oval != nval) {
153 wm_put(ice, idx, nval);
154 wm_put_nocache(ice, idx, nval | 0x100);
155 change = 1;
156 }
157 }
158 mutex_unlock(&ice->gpio_mutex);
159 return change;
160 }
161
162 /*
163 * ADC gain mixer control (-64dB to 0dB)
164 */
165
166 #define ADC_0dB 0xcf
167 #define ADC_RES 128
168 #define ADC_MIN (ADC_0dB - ADC_RES)
169
170 static int wm_adc_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
171 {
172 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
173 uinfo->count = 2;
174 uinfo->value.integer.min = 0; /* mute (-64dB) */
175 uinfo->value.integer.max = ADC_RES; /* 0dB, 0.5dB step */
176 return 0;
177 }
178
179 static int wm_adc_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
180 {
181 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
182 unsigned short val;
183 int i;
184
185 mutex_lock(&ice->gpio_mutex);
186 for (i = 0; i < 2; i++) {
187 val = wm_get(ice, WM_ADC_ATTEN_L + i) & 0xff;
188 val = val > ADC_MIN ? (val - ADC_MIN) : 0;
189 ucontrol->value.integer.value[i] = val;
190 }
191 mutex_unlock(&ice->gpio_mutex);
192 return 0;
193 }
194
195 static int wm_adc_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
196 {
197 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
198 unsigned short ovol, nvol;
199 int i, idx, change = 0;
200
201 mutex_lock(&ice->gpio_mutex);
202 for (i = 0; i < 2; i++) {
203 nvol = ucontrol->value.integer.value[i];
204 nvol = nvol ? (nvol + ADC_MIN) : 0;
205 idx = WM_ADC_ATTEN_L + i;
206 ovol = wm_get(ice, idx) & 0xff;
207 if (ovol != nvol) {
208 wm_put(ice, idx, nvol);
209 change = 1;
210 }
211 }
212 mutex_unlock(&ice->gpio_mutex);
213 return change;
214 }
215
216 /*
217 * ADC input mux mixer control
218 */
219 #define wm_adc_mux_info snd_ctl_boolean_mono_info
220
221 static int wm_adc_mux_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
222 {
223 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
224 int bit = kcontrol->private_value;
225
226 mutex_lock(&ice->gpio_mutex);
227 ucontrol->value.integer.value[0] = (wm_get(ice, WM_ADC_MUX) & (1 << bit)) ? 1 : 0;
228 mutex_unlock(&ice->gpio_mutex);
229 return 0;
230 }
231
232 static int wm_adc_mux_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
233 {
234 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
235 int bit = kcontrol->private_value;
236 unsigned short oval, nval;
237 int change;
238
239 mutex_lock(&ice->gpio_mutex);
240 nval = oval = wm_get(ice, WM_ADC_MUX);
241 if (ucontrol->value.integer.value[0])
242 nval |= (1 << bit);
243 else
244 nval &= ~(1 << bit);
245 change = nval != oval;
246 if (change) {
247 wm_put(ice, WM_ADC_MUX, nval);
248 }
249 mutex_unlock(&ice->gpio_mutex);
250 return change;
251 }
252
253 /*
254 * Analog bypass (In -> Out)
255 */
256 #define wm_bypass_info snd_ctl_boolean_mono_info
257
258 static int wm_bypass_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
259 {
260 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
261
262 mutex_lock(&ice->gpio_mutex);
263 ucontrol->value.integer.value[0] = (wm_get(ice, WM_OUT_MUX) & 0x04) ? 1 : 0;
264 mutex_unlock(&ice->gpio_mutex);
265 return 0;
266 }
267
268 static int wm_bypass_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
269 {
270 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
271 unsigned short val, oval;
272 int change = 0;
273
274 mutex_lock(&ice->gpio_mutex);
275 val = oval = wm_get(ice, WM_OUT_MUX);
276 if (ucontrol->value.integer.value[0])
277 val |= 0x04;
278 else
279 val &= ~0x04;
280 if (val != oval) {
281 wm_put(ice, WM_OUT_MUX, val);
282 change = 1;
283 }
284 mutex_unlock(&ice->gpio_mutex);
285 return change;
286 }
287
288 /*
289 * Left/Right swap
290 */
291 #define wm_chswap_info snd_ctl_boolean_mono_info
292
293 static int wm_chswap_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
294 {
295 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
296
297 mutex_lock(&ice->gpio_mutex);
298 ucontrol->value.integer.value[0] = (wm_get(ice, WM_DAC_CTRL1) & 0xf0) != 0x90;
299 mutex_unlock(&ice->gpio_mutex);
300 return 0;
301 }
302
303 static int wm_chswap_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
304 {
305 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
306 unsigned short val, oval;
307 int change = 0;
308
309 mutex_lock(&ice->gpio_mutex);
310 oval = wm_get(ice, WM_DAC_CTRL1);
311 val = oval & 0x0f;
312 if (ucontrol->value.integer.value[0])
313 val |= 0x60;
314 else
315 val |= 0x90;
316 if (val != oval) {
317 wm_put(ice, WM_DAC_CTRL1, val);
318 wm_put_nocache(ice, WM_DAC_CTRL1, val);
319 change = 1;
320 }
321 mutex_unlock(&ice->gpio_mutex);
322 return change;
323 }
324
325 /*
326 * write data in the SPI mode
327 */
328 static void set_gpio_bit(struct snd_ice1712 *ice, unsigned int bit, int val)
329 {
330 unsigned int tmp = snd_ice1712_gpio_read(ice);
331 if (val)
332 tmp |= bit;
333 else
334 tmp &= ~bit;
335 snd_ice1712_gpio_write(ice, tmp);
336 }
337
338 static void spi_send_byte(struct snd_ice1712 *ice, unsigned char data)
339 {
340 int i;
341 for (i = 0; i < 8; i++) {
342 set_gpio_bit(ice, PONTIS_CS_CLK, 0);
343 udelay(1);
344 set_gpio_bit(ice, PONTIS_CS_WDATA, data & 0x80);
345 udelay(1);
346 set_gpio_bit(ice, PONTIS_CS_CLK, 1);
347 udelay(1);
348 data <<= 1;
349 }
350 }
351
352 static unsigned int spi_read_byte(struct snd_ice1712 *ice)
353 {
354 int i;
355 unsigned int val = 0;
356
357 for (i = 0; i < 8; i++) {
358 val <<= 1;
359 set_gpio_bit(ice, PONTIS_CS_CLK, 0);
360 udelay(1);
361 if (snd_ice1712_gpio_read(ice) & PONTIS_CS_RDATA)
362 val |= 1;
363 udelay(1);
364 set_gpio_bit(ice, PONTIS_CS_CLK, 1);
365 udelay(1);
366 }
367 return val;
368 }
369
370
371 static void spi_write(struct snd_ice1712 *ice, unsigned int dev, unsigned int reg, unsigned int data)
372 {
373 snd_ice1712_gpio_set_dir(ice, PONTIS_CS_CS|PONTIS_CS_WDATA|PONTIS_CS_CLK);
374 snd_ice1712_gpio_set_mask(ice, ~(PONTIS_CS_CS|PONTIS_CS_WDATA|PONTIS_CS_CLK));
375 set_gpio_bit(ice, PONTIS_CS_CS, 0);
376 spi_send_byte(ice, dev & ~1); /* WRITE */
377 spi_send_byte(ice, reg); /* MAP */
378 spi_send_byte(ice, data); /* DATA */
379 /* trigger */
380 set_gpio_bit(ice, PONTIS_CS_CS, 1);
381 udelay(1);
382 /* restore */
383 snd_ice1712_gpio_set_mask(ice, ice->gpio.write_mask);
384 snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
385 }
386
387 static unsigned int spi_read(struct snd_ice1712 *ice, unsigned int dev, unsigned int reg)
388 {
389 unsigned int val;
390 snd_ice1712_gpio_set_dir(ice, PONTIS_CS_CS|PONTIS_CS_WDATA|PONTIS_CS_CLK);
391 snd_ice1712_gpio_set_mask(ice, ~(PONTIS_CS_CS|PONTIS_CS_WDATA|PONTIS_CS_CLK));
392 set_gpio_bit(ice, PONTIS_CS_CS, 0);
393 spi_send_byte(ice, dev & ~1); /* WRITE */
394 spi_send_byte(ice, reg); /* MAP */
395 /* trigger */
396 set_gpio_bit(ice, PONTIS_CS_CS, 1);
397 udelay(1);
398 set_gpio_bit(ice, PONTIS_CS_CS, 0);
399 spi_send_byte(ice, dev | 1); /* READ */
400 val = spi_read_byte(ice);
401 /* trigger */
402 set_gpio_bit(ice, PONTIS_CS_CS, 1);
403 udelay(1);
404 /* restore */
405 snd_ice1712_gpio_set_mask(ice, ice->gpio.write_mask);
406 snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
407 return val;
408 }
409
410
411 /*
412 * SPDIF input source
413 */
414 static int cs_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
415 {
416 static const char * const texts[] = {
417 "Coax", /* RXP0 */
418 "Optical", /* RXP1 */
419 "CD", /* RXP2 */
420 };
421 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
422 uinfo->count = 1;
423 uinfo->value.enumerated.items = 3;
424 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
425 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
426 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
427 return 0;
428 }
429
430 static int cs_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
431 {
432 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
433
434 mutex_lock(&ice->gpio_mutex);
435 ucontrol->value.enumerated.item[0] = ice->gpio.saved[0];
436 mutex_unlock(&ice->gpio_mutex);
437 return 0;
438 }
439
440 static int cs_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
441 {
442 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
443 unsigned char val;
444 int change = 0;
445
446 mutex_lock(&ice->gpio_mutex);
447 if (ucontrol->value.enumerated.item[0] != ice->gpio.saved[0]) {
448 ice->gpio.saved[0] = ucontrol->value.enumerated.item[0] & 3;
449 val = 0x80 | (ice->gpio.saved[0] << 3);
450 spi_write(ice, CS_DEV, 0x04, val);
451 change = 1;
452 }
453 mutex_unlock(&ice->gpio_mutex);
454 return change;
455 }
456
457
458 /*
459 * GPIO controls
460 */
461 static int pontis_gpio_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
462 {
463 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
464 uinfo->count = 1;
465 uinfo->value.integer.min = 0;
466 uinfo->value.integer.max = 0xffff; /* 16bit */
467 return 0;
468 }
469
470 static int pontis_gpio_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
471 {
472 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
473 mutex_lock(&ice->gpio_mutex);
474 /* 4-7 reserved */
475 ucontrol->value.integer.value[0] = (~ice->gpio.write_mask & 0xffff) | 0x00f0;
476 mutex_unlock(&ice->gpio_mutex);
477 return 0;
478 }
479
480 static int pontis_gpio_mask_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
481 {
482 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
483 unsigned int val;
484 int changed;
485 mutex_lock(&ice->gpio_mutex);
486 /* 4-7 reserved */
487 val = (~ucontrol->value.integer.value[0] & 0xffff) | 0x00f0;
488 changed = val != ice->gpio.write_mask;
489 ice->gpio.write_mask = val;
490 mutex_unlock(&ice->gpio_mutex);
491 return changed;
492 }
493
494 static int pontis_gpio_dir_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
495 {
496 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
497 mutex_lock(&ice->gpio_mutex);
498 /* 4-7 reserved */
499 ucontrol->value.integer.value[0] = ice->gpio.direction & 0xff0f;
500 mutex_unlock(&ice->gpio_mutex);
501 return 0;
502 }
503
504 static int pontis_gpio_dir_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
505 {
506 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
507 unsigned int val;
508 int changed;
509 mutex_lock(&ice->gpio_mutex);
510 /* 4-7 reserved */
511 val = ucontrol->value.integer.value[0] & 0xff0f;
512 changed = (val != ice->gpio.direction);
513 ice->gpio.direction = val;
514 mutex_unlock(&ice->gpio_mutex);
515 return changed;
516 }
517
518 static int pontis_gpio_data_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
519 {
520 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
521 mutex_lock(&ice->gpio_mutex);
522 snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
523 snd_ice1712_gpio_set_mask(ice, ice->gpio.write_mask);
524 ucontrol->value.integer.value[0] = snd_ice1712_gpio_read(ice) & 0xffff;
525 mutex_unlock(&ice->gpio_mutex);
526 return 0;
527 }
528
529 static int pontis_gpio_data_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
530 {
531 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
532 unsigned int val, nval;
533 int changed = 0;
534 mutex_lock(&ice->gpio_mutex);
535 snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
536 snd_ice1712_gpio_set_mask(ice, ice->gpio.write_mask);
537 val = snd_ice1712_gpio_read(ice) & 0xffff;
538 nval = ucontrol->value.integer.value[0] & 0xffff;
539 if (val != nval) {
540 snd_ice1712_gpio_write(ice, nval);
541 changed = 1;
542 }
543 mutex_unlock(&ice->gpio_mutex);
544 return changed;
545 }
546
547 static const DECLARE_TLV_DB_SCALE(db_scale_volume, -6400, 50, 1);
548
549 /*
550 * mixers
551 */
552
553 static struct snd_kcontrol_new pontis_controls[] __devinitdata = {
554 {
555 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
556 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
557 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
558 .name = "PCM Playback Volume",
559 .info = wm_dac_vol_info,
560 .get = wm_dac_vol_get,
561 .put = wm_dac_vol_put,
562 .tlv = { .p = db_scale_volume },
563 },
564 {
565 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
566 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
567 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
568 .name = "Capture Volume",
569 .info = wm_adc_vol_info,
570 .get = wm_adc_vol_get,
571 .put = wm_adc_vol_put,
572 .tlv = { .p = db_scale_volume },
573 },
574 {
575 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
576 .name = "CD Capture Switch",
577 .info = wm_adc_mux_info,
578 .get = wm_adc_mux_get,
579 .put = wm_adc_mux_put,
580 .private_value = 0,
581 },
582 {
583 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
584 .name = "Line Capture Switch",
585 .info = wm_adc_mux_info,
586 .get = wm_adc_mux_get,
587 .put = wm_adc_mux_put,
588 .private_value = 1,
589 },
590 {
591 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
592 .name = "Analog Bypass Switch",
593 .info = wm_bypass_info,
594 .get = wm_bypass_get,
595 .put = wm_bypass_put,
596 },
597 {
598 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
599 .name = "Swap Output Channels",
600 .info = wm_chswap_info,
601 .get = wm_chswap_get,
602 .put = wm_chswap_put,
603 },
604 {
605 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
606 .name = "IEC958 Input Source",
607 .info = cs_source_info,
608 .get = cs_source_get,
609 .put = cs_source_put,
610 },
611 /* FIXME: which interface? */
612 {
613 .iface = SNDRV_CTL_ELEM_IFACE_CARD,
614 .name = "GPIO Mask",
615 .info = pontis_gpio_mask_info,
616 .get = pontis_gpio_mask_get,
617 .put = pontis_gpio_mask_put,
618 },
619 {
620 .iface = SNDRV_CTL_ELEM_IFACE_CARD,
621 .name = "GPIO Direction",
622 .info = pontis_gpio_mask_info,
623 .get = pontis_gpio_dir_get,
624 .put = pontis_gpio_dir_put,
625 },
626 {
627 .iface = SNDRV_CTL_ELEM_IFACE_CARD,
628 .name = "GPIO Data",
629 .info = pontis_gpio_mask_info,
630 .get = pontis_gpio_data_get,
631 .put = pontis_gpio_data_put,
632 },
633 };
634
635
636 /*
637 * WM codec registers
638 */
639 static void wm_proc_regs_write(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
640 {
641 struct snd_ice1712 *ice = (struct snd_ice1712 *)entry->private_data;
642 char line[64];
643 unsigned int reg, val;
644 mutex_lock(&ice->gpio_mutex);
645 while (!snd_info_get_line(buffer, line, sizeof(line))) {
646 if (sscanf(line, "%x %x", &reg, &val) != 2)
647 continue;
648 if (reg <= 0x17 && val <= 0xffff)
649 wm_put(ice, reg, val);
650 }
651 mutex_unlock(&ice->gpio_mutex);
652 }
653
654 static void wm_proc_regs_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
655 {
656 struct snd_ice1712 *ice = (struct snd_ice1712 *)entry->private_data;
657 int reg, val;
658
659 mutex_lock(&ice->gpio_mutex);
660 for (reg = 0; reg <= 0x17; reg++) {
661 val = wm_get(ice, reg);
662 snd_iprintf(buffer, "%02x = %04x\n", reg, val);
663 }
664 mutex_unlock(&ice->gpio_mutex);
665 }
666
667 static void wm_proc_init(struct snd_ice1712 *ice)
668 {
669 struct snd_info_entry *entry;
670 if (! snd_card_proc_new(ice->card, "wm_codec", &entry)) {
671 snd_info_set_text_ops(entry, ice, wm_proc_regs_read);
672 entry->mode |= S_IWUSR;
673 entry->c.text.write = wm_proc_regs_write;
674 }
675 }
676
677 static void cs_proc_regs_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
678 {
679 struct snd_ice1712 *ice = (struct snd_ice1712 *)entry->private_data;
680 int reg, val;
681
682 mutex_lock(&ice->gpio_mutex);
683 for (reg = 0; reg <= 0x26; reg++) {
684 val = spi_read(ice, CS_DEV, reg);
685 snd_iprintf(buffer, "%02x = %02x\n", reg, val);
686 }
687 val = spi_read(ice, CS_DEV, 0x7f);
688 snd_iprintf(buffer, "%02x = %02x\n", 0x7f, val);
689 mutex_unlock(&ice->gpio_mutex);
690 }
691
692 static void cs_proc_init(struct snd_ice1712 *ice)
693 {
694 struct snd_info_entry *entry;
695 if (! snd_card_proc_new(ice->card, "cs_codec", &entry))
696 snd_info_set_text_ops(entry, ice, cs_proc_regs_read);
697 }
698
699
700 static int __devinit pontis_add_controls(struct snd_ice1712 *ice)
701 {
702 unsigned int i;
703 int err;
704
705 for (i = 0; i < ARRAY_SIZE(pontis_controls); i++) {
706 err = snd_ctl_add(ice->card, snd_ctl_new1(&pontis_controls[i], ice));
707 if (err < 0)
708 return err;
709 }
710
711 wm_proc_init(ice);
712 cs_proc_init(ice);
713
714 return 0;
715 }
716
717
718 /*
719 * initialize the chip
720 */
721 static int __devinit pontis_init(struct snd_ice1712 *ice)
722 {
723 static const unsigned short wm_inits[] = {
724 /* These come first to reduce init pop noise */
725 WM_ADC_MUX, 0x00c0, /* ADC mute */
726 WM_DAC_MUTE, 0x0001, /* DAC softmute */
727 WM_DAC_CTRL1, 0x0000, /* DAC mute */
728
729 WM_POWERDOWN, 0x0008, /* All power-up except HP */
730 WM_RESET, 0x0000, /* reset */
731 };
732 static const unsigned short wm_inits2[] = {
733 WM_MASTER_CTRL, 0x0022, /* 256fs, slave mode */
734 WM_DAC_INT, 0x0022, /* I2S, normal polarity, 24bit */
735 WM_ADC_INT, 0x0022, /* I2S, normal polarity, 24bit */
736 WM_DAC_CTRL1, 0x0090, /* DAC L/R */
737 WM_OUT_MUX, 0x0001, /* OUT DAC */
738 WM_HP_ATTEN_L, 0x0179, /* HP 0dB */
739 WM_HP_ATTEN_R, 0x0179, /* HP 0dB */
740 WM_DAC_ATTEN_L, 0x0000, /* DAC 0dB */
741 WM_DAC_ATTEN_L, 0x0100, /* DAC 0dB */
742 WM_DAC_ATTEN_R, 0x0000, /* DAC 0dB */
743 WM_DAC_ATTEN_R, 0x0100, /* DAC 0dB */
744 /* WM_DAC_MASTER, 0x0100, */ /* DAC master muted */
745 WM_PHASE_SWAP, 0x0000, /* phase normal */
746 WM_DAC_CTRL2, 0x0000, /* no deemphasis, no ZFLG */
747 WM_ADC_ATTEN_L, 0x0000, /* ADC muted */
748 WM_ADC_ATTEN_R, 0x0000, /* ADC muted */
749 #if 0
750 WM_ALC_CTRL1, 0x007b, /* */
751 WM_ALC_CTRL2, 0x0000, /* */
752 WM_ALC_CTRL3, 0x0000, /* */
753 WM_NOISE_GATE, 0x0000, /* */
754 #endif
755 WM_DAC_MUTE, 0x0000, /* DAC unmute */
756 WM_ADC_MUX, 0x0003, /* ADC unmute, both CD/Line On */
757 };
758 static const unsigned char cs_inits[] = {
759 0x04, 0x80, /* RUN, RXP0 */
760 0x05, 0x05, /* slave, 24bit */
761 0x01, 0x00,
762 0x02, 0x00,
763 0x03, 0x00,
764 };
765 unsigned int i;
766
767 ice->vt1720 = 1;
768 ice->num_total_dacs = 2;
769 ice->num_total_adcs = 2;
770
771 /* to remeber the register values */
772 ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
773 if (! ice->akm)
774 return -ENOMEM;
775 ice->akm_codecs = 1;
776
777 /* HACK - use this as the SPDIF source.
778 * don't call snd_ice1712_gpio_get/put(), otherwise it's overwritten
779 */
780 ice->gpio.saved[0] = 0;
781
782 /* initialize WM8776 codec */
783 for (i = 0; i < ARRAY_SIZE(wm_inits); i += 2)
784 wm_put(ice, wm_inits[i], wm_inits[i+1]);
785 schedule_timeout_uninterruptible(1);
786 for (i = 0; i < ARRAY_SIZE(wm_inits2); i += 2)
787 wm_put(ice, wm_inits2[i], wm_inits2[i+1]);
788
789 /* initialize CS8416 codec */
790 /* assert PRST#; MT05 bit 7 */
791 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
792 mdelay(5);
793 /* deassert PRST# */
794 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
795
796 for (i = 0; i < ARRAY_SIZE(cs_inits); i += 2)
797 spi_write(ice, CS_DEV, cs_inits[i], cs_inits[i+1]);
798
799 return 0;
800 }
801
802
803 /*
804 * Pontis boards don't provide the EEPROM data at all.
805 * hence the driver needs to sets up it properly.
806 */
807
808 static unsigned char pontis_eeprom[] __devinitdata = {
809 [ICE_EEP2_SYSCONF] = 0x08, /* clock 256, mpu401, spdif-in/ADC, 1DAC */
810 [ICE_EEP2_ACLINK] = 0x80, /* I2S */
811 [ICE_EEP2_I2S] = 0xf8, /* vol, 96k, 24bit, 192k */
812 [ICE_EEP2_SPDIF] = 0xc3, /* out-en, out-int, spdif-in */
813 [ICE_EEP2_GPIO_DIR] = 0x07,
814 [ICE_EEP2_GPIO_DIR1] = 0x00,
815 [ICE_EEP2_GPIO_DIR2] = 0x00, /* ignored */
816 [ICE_EEP2_GPIO_MASK] = 0x0f, /* 4-7 reserved for CS8416 */
817 [ICE_EEP2_GPIO_MASK1] = 0xff,
818 [ICE_EEP2_GPIO_MASK2] = 0x00, /* ignored */
819 [ICE_EEP2_GPIO_STATE] = 0x06, /* 0-low, 1-high, 2-high */
820 [ICE_EEP2_GPIO_STATE1] = 0x00,
821 [ICE_EEP2_GPIO_STATE2] = 0x00, /* ignored */
822 };
823
824 /* entry point */
825 struct snd_ice1712_card_info snd_vt1720_pontis_cards[] __devinitdata = {
826 {
827 .subvendor = VT1720_SUBDEVICE_PONTIS_MS300,
828 .name = "Pontis MS300",
829 .model = "ms300",
830 .chip_init = pontis_init,
831 .build_controls = pontis_add_controls,
832 .eeprom_size = sizeof(pontis_eeprom),
833 .eeprom_data = pontis_eeprom,
834 },
835 { } /* terminator */
836 };
Linux with added FPC-III support