1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
|
/*
* ALSA driver for ICEnsemble VT1724 (Envy24HT)
*
* Lowlevel functions for Ego Sys Waveterminal 192M
*
* Copyright (c) 2006 Guedez Clement <klem.dev@gmail.com>
* Some functions are taken from the Prodigy192 driver
* source
*
* 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 <linux/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <sound/core.h>
#include "ice1712.h"
#include "envy24ht.h"
#include "wtm.h"
#include "stac946x.h"
/*
* 2*ADC 6*DAC no1 ringbuffer r/w on i2c bus
*/
static inline void stac9460_put(struct snd_ice1712 *ice, int reg,
unsigned char val)
{
snd_vt1724_write_i2c(ice, STAC9460_I2C_ADDR, reg, val);
}
static inline unsigned char stac9460_get(struct snd_ice1712 *ice, int reg)
{
return snd_vt1724_read_i2c(ice, STAC9460_I2C_ADDR, reg);
}
/*
* 2*ADC 2*DAC no2 ringbuffer r/w on i2c bus
*/
static inline void stac9460_2_put(struct snd_ice1712 *ice, int reg,
unsigned char val)
{
snd_vt1724_write_i2c(ice, STAC9460_2_I2C_ADDR, reg, val);
}
static inline unsigned char stac9460_2_get(struct snd_ice1712 *ice, int reg)
{
return snd_vt1724_read_i2c(ice, STAC9460_2_I2C_ADDR, reg);
}
/*
* DAC mute control
*/
#define stac9460_dac_mute_info snd_ctl_boolean_mono_info
static int stac9460_dac_mute_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char val;
int idx, id;
if (kcontrol->private_value) {
idx = STAC946X_MASTER_VOLUME;
id = 0;
} else {
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
idx = id + STAC946X_LF_VOLUME;
}
if (id < 6)
val = stac9460_get(ice, idx);
else
val = stac9460_2_get(ice, idx - 6);
ucontrol->value.integer.value[0] = (~val >> 7) & 0x1;
return 0;
}
static int stac9460_dac_mute_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char new, old;
int id, idx;
int change;
if (kcontrol->private_value) {
idx = STAC946X_MASTER_VOLUME;
old = stac9460_get(ice, idx);
new = (~ucontrol->value.integer.value[0] << 7 & 0x80) |
(old & ~0x80);
change = (new != old);
if (change) {
stac9460_put(ice, idx, new);
stac9460_2_put(ice, idx, new);
}
} else {
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
idx = id + STAC946X_LF_VOLUME;
if (id < 6)
old = stac9460_get(ice, idx);
else
old = stac9460_2_get(ice, idx - 6);
new = (~ucontrol->value.integer.value[0] << 7 & 0x80) |
(old & ~0x80);
change = (new != old);
if (change) {
if (id < 6)
stac9460_put(ice, idx, new);
else
stac9460_2_put(ice, idx - 6, new);
}
}
return change;
}
/*
* DAC volume attenuation mixer control
*/
static int stac9460_dac_vol_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 1;
uinfo->value.integer.min = 0; /* mute */
uinfo->value.integer.max = 0x7f; /* 0dB */
return 0;
}
static int stac9460_dac_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int idx, id;
unsigned char vol;
if (kcontrol->private_value) {
idx = STAC946X_MASTER_VOLUME;
id = 0;
} else {
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
idx = id + STAC946X_LF_VOLUME;
}
if (id < 6)
vol = stac9460_get(ice, idx) & 0x7f;
else
vol = stac9460_2_get(ice, idx - 6) & 0x7f;
ucontrol->value.integer.value[0] = 0x7f - vol;
return 0;
}
static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int idx, id;
unsigned char tmp, ovol, nvol;
int change;
if (kcontrol->private_value) {
idx = STAC946X_MASTER_VOLUME;
nvol = ucontrol->value.integer.value[0] & 0x7f;
tmp = stac9460_get(ice, idx);
ovol = 0x7f - (tmp & 0x7f);
change = (ovol != nvol);
if (change) {
stac9460_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
stac9460_2_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
}
} else {
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
idx = id + STAC946X_LF_VOLUME;
nvol = ucontrol->value.integer.value[0] & 0x7f;
if (id < 6)
tmp = stac9460_get(ice, idx);
else
tmp = stac9460_2_get(ice, idx - 6);
ovol = 0x7f - (tmp & 0x7f);
change = (ovol != nvol);
if (change) {
if (id < 6)
stac9460_put(ice, idx, (0x7f - nvol) |
(tmp & 0x80));
else
stac9460_2_put(ice, idx-6, (0x7f - nvol) |
(tmp & 0x80));
}
}
return change;
}
/*
* ADC mute control
*/
#define stac9460_adc_mute_info snd_ctl_boolean_stereo_info
static int stac9460_adc_mute_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char val;
int i, id;
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
if (id == 0) {
for (i = 0; i < 2; ++i) {
val = stac9460_get(ice, STAC946X_MIC_L_VOLUME + i);
ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
}
} else {
for (i = 0; i < 2; ++i) {
val = stac9460_2_get(ice, STAC946X_MIC_L_VOLUME + i);
ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
}
}
return 0;
}
static int stac9460_adc_mute_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char new, old;
int i, reg, id;
int change;
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
if (id == 0) {
for (i = 0; i < 2; ++i) {
reg = STAC946X_MIC_L_VOLUME + i;
old = stac9460_get(ice, reg);
new = (~ucontrol->value.integer.value[i]<<7&0x80) |
(old&~0x80);
change = (new != old);
if (change)
stac9460_put(ice, reg, new);
}
} else {
for (i = 0; i < 2; ++i) {
reg = STAC946X_MIC_L_VOLUME + i;
old = stac9460_2_get(ice, reg);
new = (~ucontrol->value.integer.value[i]<<7&0x80) |
(old&~0x80);
change = (new != old);
if (change)
stac9460_2_put(ice, reg, new);
}
}
return change;
}
/*
*ADC gain mixer control
*/
static int stac9460_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; /* 0dB */
uinfo->value.integer.max = 0x0f; /* 22.5dB */
return 0;
}
static int stac9460_adc_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int i, reg, id;
unsigned char vol;
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
if (id == 0) {
for (i = 0; i < 2; ++i) {
reg = STAC946X_MIC_L_VOLUME + i;
vol = stac9460_get(ice, reg) & 0x0f;
ucontrol->value.integer.value[i] = 0x0f - vol;
}
} else {
for (i = 0; i < 2; ++i) {
reg = STAC946X_MIC_L_VOLUME + i;
vol = stac9460_2_get(ice, reg) & 0x0f;
ucontrol->value.integer.value[i] = 0x0f - vol;
}
}
return 0;
}
static int stac9460_adc_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
int i, reg, id;
unsigned char ovol, nvol;
int change;
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
if (id == 0) {
for (i = 0; i < 2; ++i) {
reg = STAC946X_MIC_L_VOLUME + i;
nvol = ucontrol->value.integer.value[i] & 0x0f;
ovol = 0x0f - stac9460_get(ice, reg);
change = ((ovol & 0x0f) != nvol);
if (change)
stac9460_put(ice, reg, (0x0f - nvol) |
(ovol & ~0x0f));
}
} else {
for (i = 0; i < 2; ++i) {
reg = STAC946X_MIC_L_VOLUME + i;
nvol = ucontrol->value.integer.value[i] & 0x0f;
ovol = 0x0f - stac9460_2_get(ice, reg);
change = ((ovol & 0x0f) != nvol);
if (change)
stac9460_2_put(ice, reg, (0x0f - nvol) |
(ovol & ~0x0f));
}
}
return change;
}
/*
* MIC / LINE switch fonction
*/
#define stac9460_mic_sw_info snd_ctl_boolean_mono_info
static int stac9460_mic_sw_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char val;
int id;
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
if (id == 0)
val = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
else
val = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
ucontrol->value.integer.value[0] = ~val>>7 & 0x1;
return 0;
}
static int stac9460_mic_sw_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
unsigned char new, old;
int change, id;
id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
if (id == 0)
old = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
else
old = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
new = (~ucontrol->value.integer.value[0] << 7 & 0x80) | (old & ~0x80);
change = (new != old);
if (change) {
if (id == 0)
stac9460_put(ice, STAC946X_GENERAL_PURPOSE, new);
else
stac9460_2_put(ice, STAC946X_GENERAL_PURPOSE, new);
}
return change;
}
/*
* Control tabs
*/
static struct snd_kcontrol_new stac9640_controls[] __devinitdata = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Switch",
.info = stac9460_dac_mute_info,
.get = stac9460_dac_mute_get,
.put = stac9460_dac_mute_put,
.private_value = 1
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Volume",
.info = stac9460_dac_vol_info,
.get = stac9460_dac_vol_get,
.put = stac9460_dac_vol_put,
.private_value = 1,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "MIC/Line switch",
.count = 2,
.info = stac9460_mic_sw_info,
.get = stac9460_mic_sw_get,
.put = stac9460_mic_sw_put,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "DAC Switch",
.count = 8,
.info = stac9460_dac_mute_info,
.get = stac9460_dac_mute_get,
.put = stac9460_dac_mute_put,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "DAC Volume",
.count = 8,
.info = stac9460_dac_vol_info,
.get = stac9460_dac_vol_get,
.put = stac9460_dac_vol_put,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "ADC Switch",
.count = 2,
.info = stac9460_adc_mute_info,
.get = stac9460_adc_mute_get,
.put = stac9460_adc_mute_put,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "ADC Volume",
.count = 2,
.info = stac9460_adc_vol_info,
.get = stac9460_adc_vol_get,
.put = stac9460_adc_vol_put,
}
};
/*INIT*/
static int __devinit wtm_add_controls(struct snd_ice1712 *ice)
{
unsigned int i;
int err;
for (i = 0; i < ARRAY_SIZE(stac9640_controls); i++) {
err = snd_ctl_add(ice->card,
snd_ctl_new1(&stac9640_controls[i], ice));
if (err < 0)
return err;
}
return 0;
}
static int __devinit wtm_init(struct snd_ice1712 *ice)
{
static unsigned short stac_inits_prodigy[] = {
STAC946X_RESET, 0,
(unsigned short)-1
};
unsigned short *p;
/*WTM 192M*/
ice->num_total_dacs = 8;
ice->num_total_adcs = 4;
ice->force_rdma1 = 1;
/*initialize codec*/
p = stac_inits_prodigy;
for (; *p != (unsigned short)-1; p += 2) {
stac9460_put(ice, p[0], p[1]);
stac9460_2_put(ice, p[0], p[1]);
}
return 0;
}
static unsigned char wtm_eeprom[] __devinitdata = {
0x47, /*SYSCONF: clock 192KHz, 4ADC, 8DAC */
0x80, /* ACLINK : I2S */
0xf8, /* I2S: vol; 96k, 24bit, 192k */
0xc1 /*SPDIF: out-en, spidf ext out*/,
0x9f, /* GPIO_DIR */
0xff, /* GPIO_DIR1 */
0x7f, /* GPIO_DIR2 */
0x9f, /* GPIO_MASK */
0xff, /* GPIO_MASK1 */
0x7f, /* GPIO_MASK2 */
0x16, /* GPIO_STATE */
0x80, /* GPIO_STATE1 */
0x00, /* GPIO_STATE2 */
};
/*entry point*/
struct snd_ice1712_card_info snd_vt1724_wtm_cards[] __devinitdata = {
{
.subvendor = VT1724_SUBDEVICE_WTM,
.name = "ESI Waveterminal 192M",
.model = "WT192M",
.chip_init = wtm_init,
.build_controls = wtm_add_controls,
.eeprom_size = sizeof(wtm_eeprom),
.eeprom_data = wtm_eeprom,
},
{} /*terminator*/
};
|
