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[ALSA] Fix volume control for the AK4358 DAC
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / sound / i2c / other / ak4xxx-adda.c
blob89fc3cbc23561f8d9376523cbb3a95efb19dbbaa
1 /*
2 * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4358 / AK4381
3 * AD and DA converters
4 *
5 * Copyright (c) 2000-2004 Jaroslav Kysela <perex@suse.cz>,
6 * 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 <sound/driver.h>
25 #include <asm/io.h>
26 #include <linux/delay.h>
27 #include <linux/interrupt.h>
28 #include <linux/init.h>
29 #include <sound/core.h>
30 #include <sound/control.h>
31 #include <sound/ak4xxx-adda.h>
32
33 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Takashi Iwai <tiwai@suse.de>");
34 MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters");
35 MODULE_LICENSE("GPL");
36
37 void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
38 unsigned char val)
39 {
40 ak->ops.lock(ak, chip);
41 ak->ops.write(ak, chip, reg, val);
42
43 /* save the data */
44 if (ak->type == SND_AK4524 || ak->type == SND_AK4528) {
45 if ((reg != 0x04 && reg != 0x05) || (val & 0x80) == 0)
46 snd_akm4xxx_set(ak, chip, reg, val);
47 else
48 snd_akm4xxx_set_ipga(ak, chip, reg, val);
49 } else {
50 /* AK4529, or else */
51 snd_akm4xxx_set(ak, chip, reg, val);
52 }
53 ak->ops.unlock(ak, chip);
54 }
55
56 EXPORT_SYMBOL(snd_akm4xxx_write);
57
58 /* reset procedure for AK4524 and AK4528 */
59 static void ak4524_reset(struct snd_akm4xxx *ak, int state)
60 {
61 unsigned int chip;
62 unsigned char reg, maxreg;
63
64 if (ak->type == SND_AK4528)
65 maxreg = 0x06;
66 else
67 maxreg = 0x08;
68 for (chip = 0; chip < ak->num_dacs/2; chip++) {
69 snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03);
70 if (state)
71 continue;
72 /* DAC volumes */
73 for (reg = 0x04; reg < maxreg; reg++)
74 snd_akm4xxx_write(ak, chip, reg,
75 snd_akm4xxx_get(ak, chip, reg));
76 if (ak->type == SND_AK4528)
77 continue;
78 /* IPGA */
79 for (reg = 0x04; reg < 0x06; reg++)
80 snd_akm4xxx_write(ak, chip, reg,
81 snd_akm4xxx_get_ipga(ak, chip, reg));
82 }
83 }
84
85 /* reset procedure for AK4355 and AK4358 */
86 static void ak4355_reset(struct snd_akm4xxx *ak, int state)
87 {
88 unsigned char reg;
89
90 if (state) {
91 snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
92 return;
93 }
94 for (reg = 0x00; reg < 0x0b; reg++)
95 if (reg != 0x01)
96 snd_akm4xxx_write(ak, 0, reg,
97 snd_akm4xxx_get(ak, 0, reg));
98 snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */
99 }
100
101 /* reset procedure for AK4381 */
102 static void ak4381_reset(struct snd_akm4xxx *ak, int state)
103 {
104 unsigned int chip;
105 unsigned char reg;
106
107 for (chip = 0; chip < ak->num_dacs/2; chip++) {
108 snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f);
109 if (state)
110 continue;
111 for (reg = 0x01; reg < 0x05; reg++)
112 snd_akm4xxx_write(ak, chip, reg,
113 snd_akm4xxx_get(ak, chip, reg));
114 }
115 }
116
117 /*
118 * reset the AKM codecs
119 * @state: 1 = reset codec, 0 = restore the registers
120 *
121 * assert the reset operation and restores the register values to the chips.
122 */
123 void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state)
124 {
125 switch (ak->type) {
126 case SND_AK4524:
127 case SND_AK4528:
128 ak4524_reset(ak, state);
129 break;
130 case SND_AK4529:
131 /* FIXME: needed for ak4529? */
132 break;
133 case SND_AK4355:
134 case SND_AK4358:
135 ak4355_reset(ak, state);
136 break;
137 case SND_AK4381:
138 ak4381_reset(ak, state);
139 break;
140 default:
141 break;
142 }
143 }
144
145 EXPORT_SYMBOL(snd_akm4xxx_reset);
146
147 /*
148 * initialize all the ak4xxx chips
149 */
150 void snd_akm4xxx_init(struct snd_akm4xxx *ak)
151 {
152 static unsigned char inits_ak4524[] = {
153 0x00, 0x07, /* 0: all power up */
154 0x01, 0x00, /* 1: ADC/DAC reset */
155 0x02, 0x60, /* 2: 24bit I2S */
156 0x03, 0x19, /* 3: deemphasis off */
157 0x01, 0x03, /* 1: ADC/DAC enable */
158 0x04, 0x00, /* 4: ADC left muted */
159 0x05, 0x00, /* 5: ADC right muted */
160 0x04, 0x80, /* 4: ADC IPGA gain 0dB */
161 0x05, 0x80, /* 5: ADC IPGA gain 0dB */
162 0x06, 0x00, /* 6: DAC left muted */
163 0x07, 0x00, /* 7: DAC right muted */
164 0xff, 0xff
165 };
166 static unsigned char inits_ak4528[] = {
167 0x00, 0x07, /* 0: all power up */
168 0x01, 0x00, /* 1: ADC/DAC reset */
169 0x02, 0x60, /* 2: 24bit I2S */
170 0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */
171 0x01, 0x03, /* 1: ADC/DAC enable */
172 0x04, 0x00, /* 4: ADC left muted */
173 0x05, 0x00, /* 5: ADC right muted */
174 0xff, 0xff
175 };
176 static unsigned char inits_ak4529[] = {
177 0x09, 0x01, /* 9: ATS=0, RSTN=1 */
178 0x0a, 0x3f, /* A: all power up, no zero/overflow detection */
179 0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */
180 0x01, 0x00, /* 1: ACKS=0, ADC, loop off */
181 0x02, 0xff, /* 2: LOUT1 muted */
182 0x03, 0xff, /* 3: ROUT1 muted */
183 0x04, 0xff, /* 4: LOUT2 muted */
184 0x05, 0xff, /* 5: ROUT2 muted */
185 0x06, 0xff, /* 6: LOUT3 muted */
186 0x07, 0xff, /* 7: ROUT3 muted */
187 0x0b, 0xff, /* B: LOUT4 muted */
188 0x0c, 0xff, /* C: ROUT4 muted */
189 0x08, 0x55, /* 8: deemphasis all off */
190 0xff, 0xff
191 };
192 static unsigned char inits_ak4355[] = {
193 0x01, 0x02, /* 1: reset and soft-mute */
194 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
195 * disable DZF, sharp roll-off, RSTN#=0 */
196 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
197 // 0x02, 0x2e, /* quad speed */
198 0x03, 0x01, /* 3: de-emphasis off */
199 0x04, 0x00, /* 4: LOUT1 volume muted */
200 0x05, 0x00, /* 5: ROUT1 volume muted */
201 0x06, 0x00, /* 6: LOUT2 volume muted */
202 0x07, 0x00, /* 7: ROUT2 volume muted */
203 0x08, 0x00, /* 8: LOUT3 volume muted */
204 0x09, 0x00, /* 9: ROUT3 volume muted */
205 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
206 0x01, 0x01, /* 1: un-reset, unmute */
207 0xff, 0xff
208 };
209 static unsigned char inits_ak4358[] = {
210 0x01, 0x02, /* 1: reset and soft-mute */
211 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
212 * disable DZF, sharp roll-off, RSTN#=0 */
213 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
214 // 0x02, 0x2e, /* quad speed */
215 0x03, 0x01, /* 3: de-emphasis off */
216 0x04, 0x00, /* 4: LOUT1 volume muted */
217 0x05, 0x00, /* 5: ROUT1 volume muted */
218 0x06, 0x00, /* 6: LOUT2 volume muted */
219 0x07, 0x00, /* 7: ROUT2 volume muted */
220 0x08, 0x00, /* 8: LOUT3 volume muted */
221 0x09, 0x00, /* 9: ROUT3 volume muted */
222 0x0b, 0x00, /* b: LOUT4 volume muted */
223 0x0c, 0x00, /* c: ROUT4 volume muted */
224 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
225 0x01, 0x01, /* 1: un-reset, unmute */
226 0xff, 0xff
227 };
228 static unsigned char inits_ak4381[] = {
229 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */
230 0x01, 0x02, /* 1: de-emphasis off, normal speed,
231 * sharp roll-off, DZF off */
232 // 0x01, 0x12, /* quad speed */
233 0x02, 0x00, /* 2: DZF disabled */
234 0x03, 0x00, /* 3: LATT 0 */
235 0x04, 0x00, /* 4: RATT 0 */
236 0x00, 0x0f, /* 0: power-up, un-reset */
237 0xff, 0xff
238 };
239
240 int chip, num_chips;
241 unsigned char *ptr, reg, data, *inits;
242
243 switch (ak->type) {
244 case SND_AK4524:
245 inits = inits_ak4524;
246 num_chips = ak->num_dacs / 2;
247 break;
248 case SND_AK4528:
249 inits = inits_ak4528;
250 num_chips = ak->num_dacs / 2;
251 break;
252 case SND_AK4529:
253 inits = inits_ak4529;
254 num_chips = 1;
255 break;
256 case SND_AK4355:
257 inits = inits_ak4355;
258 num_chips = 1;
259 break;
260 case SND_AK4358:
261 inits = inits_ak4358;
262 num_chips = 1;
263 break;
264 case SND_AK4381:
265 inits = inits_ak4381;
266 num_chips = ak->num_dacs / 2;
267 break;
268 default:
269 snd_BUG();
270 return;
271 }
272
273 for (chip = 0; chip < num_chips; chip++) {
274 ptr = inits;
275 while (*ptr != 0xff) {
276 reg = *ptr++;
277 data = *ptr++;
278 snd_akm4xxx_write(ak, chip, reg, data);
279 }
280 }
281 }
282
283 EXPORT_SYMBOL(snd_akm4xxx_init);
284
285 #define AK_GET_CHIP(val) (((val) >> 8) & 0xff)
286 #define AK_GET_ADDR(val) ((val) & 0xff)
287 #define AK_GET_SHIFT(val) (((val) >> 16) & 0x3f)
288 #define AK_GET_NEEDSMSB(val) (((val) >> 22) & 1)
289 #define AK_GET_INVERT(val) (((val) >> 23) & 1)
290 #define AK_GET_MASK(val) (((val) >> 24) & 0xff)
291 #define AK_COMPOSE(chip,addr,shift,mask) \
292 (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24))
293 #define AK_NEEDSMSB (1<<22)
294 #define AK_INVERT (1<<23)
295
296 static int snd_akm4xxx_volume_info(struct snd_kcontrol *kcontrol,
297 struct snd_ctl_elem_info *uinfo)
298 {
299 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
300
301 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
302 uinfo->count = 1;
303 uinfo->value.integer.min = 0;
304 uinfo->value.integer.max = mask;
305 return 0;
306 }
307
308 static int snd_akm4xxx_volume_get(struct snd_kcontrol *kcontrol,
309 struct snd_ctl_elem_value *ucontrol)
310 {
311 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
312 int chip = AK_GET_CHIP(kcontrol->private_value);
313 int addr = AK_GET_ADDR(kcontrol->private_value);
314 int needsmsb = AK_GET_NEEDSMSB(kcontrol->private_value);
315 int invert = AK_GET_INVERT(kcontrol->private_value);
316 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
317 unsigned char val = snd_akm4xxx_get(ak, chip, addr);
318
319 if (needsmsb)
320 val &= 0x7f;
321 ucontrol->value.integer.value[0] = invert ? mask - val : val;
322 return 0;
323 }
324
325 static int snd_akm4xxx_volume_put(struct snd_kcontrol *kcontrol,
326 struct snd_ctl_elem_value *ucontrol)
327 {
328 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
329 int chip = AK_GET_CHIP(kcontrol->private_value);
330 int addr = AK_GET_ADDR(kcontrol->private_value);
331 int needsmsb = AK_GET_NEEDSMSB(kcontrol->private_value);
332 int invert = AK_GET_INVERT(kcontrol->private_value);
333 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
334 unsigned char nval = ucontrol->value.integer.value[0] % (mask+1);
335 int change;
336
337 if (invert)
338 nval = mask - nval;
339 if (needsmsb)
340 nval |= 0x80;
341 change = snd_akm4xxx_get(ak, chip, addr) != nval;
342 if (change)
343 snd_akm4xxx_write(ak, chip, addr, nval);
344 return change;
345 }
346
347 static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol,
348 struct snd_ctl_elem_info *uinfo)
349 {
350 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
351
352 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
353 uinfo->count = 2;
354 uinfo->value.integer.min = 0;
355 uinfo->value.integer.max = mask;
356 return 0;
357 }
358
359 static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol,
360 struct snd_ctl_elem_value *ucontrol)
361 {
362 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
363 int chip = AK_GET_CHIP(kcontrol->private_value);
364 int addr = AK_GET_ADDR(kcontrol->private_value);
365 int needsmsb = AK_GET_NEEDSMSB(kcontrol->private_value);
366 int invert = AK_GET_INVERT(kcontrol->private_value);
367 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
368 unsigned char val;
369
370 val = snd_akm4xxx_get(ak, chip, addr);
371 if (needsmsb)
372 val &= 0x7f;
373 ucontrol->value.integer.value[0] = invert ? mask - val : val;
374
375 val = snd_akm4xxx_get(ak, chip, addr+1);
376 if (needsmsb)
377 val &= 0x7f;
378 ucontrol->value.integer.value[1] = invert ? mask - val : val;
379
380 return 0;
381 }
382
383 static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol,
384 struct snd_ctl_elem_value *ucontrol)
385 {
386 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
387 int chip = AK_GET_CHIP(kcontrol->private_value);
388 int addr = AK_GET_ADDR(kcontrol->private_value);
389 int needsmsb = AK_GET_NEEDSMSB(kcontrol->private_value);
390 int invert = AK_GET_INVERT(kcontrol->private_value);
391 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
392 unsigned char nval = ucontrol->value.integer.value[0] % (mask+1);
393 int change0, change1;
394
395 if (invert)
396 nval = mask - nval;
397 if (needsmsb)
398 nval |= 0x80;
399 change0 = snd_akm4xxx_get(ak, chip, addr) != nval;
400 if (change0)
401 snd_akm4xxx_write(ak, chip, addr, nval);
402
403 nval = ucontrol->value.integer.value[1] % (mask+1);
404 if (invert)
405 nval = mask - nval;
406 if (needsmsb)
407 nval |= 0x80;
408 change1 = snd_akm4xxx_get(ak, chip, addr+1) != nval;
409 if (change1)
410 snd_akm4xxx_write(ak, chip, addr+1, nval);
411
412
413 return change0 || change1;
414 }
415
416 static int snd_akm4xxx_ipga_gain_info(struct snd_kcontrol *kcontrol,
417 struct snd_ctl_elem_info *uinfo)
418 {
419 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
420 uinfo->count = 1;
421 uinfo->value.integer.min = 0;
422 uinfo->value.integer.max = 36;
423 return 0;
424 }
425
426 static int snd_akm4xxx_ipga_gain_get(struct snd_kcontrol *kcontrol,
427 struct snd_ctl_elem_value *ucontrol)
428 {
429 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
430 int chip = AK_GET_CHIP(kcontrol->private_value);
431 int addr = AK_GET_ADDR(kcontrol->private_value);
432 ucontrol->value.integer.value[0] =
433 snd_akm4xxx_get_ipga(ak, chip, addr) & 0x7f;
434 return 0;
435 }
436
437 static int snd_akm4xxx_ipga_gain_put(struct snd_kcontrol *kcontrol,
438 struct snd_ctl_elem_value *ucontrol)
439 {
440 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
441 int chip = AK_GET_CHIP(kcontrol->private_value);
442 int addr = AK_GET_ADDR(kcontrol->private_value);
443 unsigned char nval = (ucontrol->value.integer.value[0] % 37) | 0x80;
444 int change = snd_akm4xxx_get_ipga(ak, chip, addr) != nval;
445 if (change)
446 snd_akm4xxx_write(ak, chip, addr, nval);
447 return change;
448 }
449
450 static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol,
451 struct snd_ctl_elem_info *uinfo)
452 {
453 static char *texts[4] = {
454 "44.1kHz", "Off", "48kHz", "32kHz",
455 };
456 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
457 uinfo->count = 1;
458 uinfo->value.enumerated.items = 4;
459 if (uinfo->value.enumerated.item >= 4)
460 uinfo->value.enumerated.item = 3;
461 strcpy(uinfo->value.enumerated.name,
462 texts[uinfo->value.enumerated.item]);
463 return 0;
464 }
465
466 static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol,
467 struct snd_ctl_elem_value *ucontrol)
468 {
469 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
470 int chip = AK_GET_CHIP(kcontrol->private_value);
471 int addr = AK_GET_ADDR(kcontrol->private_value);
472 int shift = AK_GET_SHIFT(kcontrol->private_value);
473 ucontrol->value.enumerated.item[0] =
474 (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3;
475 return 0;
476 }
477
478 static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol,
479 struct snd_ctl_elem_value *ucontrol)
480 {
481 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
482 int chip = AK_GET_CHIP(kcontrol->private_value);
483 int addr = AK_GET_ADDR(kcontrol->private_value);
484 int shift = AK_GET_SHIFT(kcontrol->private_value);
485 unsigned char nval = ucontrol->value.enumerated.item[0] & 3;
486 int change;
487
488 nval = (nval << shift) |
489 (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift));
490 change = snd_akm4xxx_get(ak, chip, addr) != nval;
491 if (change)
492 snd_akm4xxx_write(ak, chip, addr, nval);
493 return change;
494 }
495
496 static int ak4xxx_switch_info(struct snd_kcontrol *kcontrol,
497 struct snd_ctl_elem_info *uinfo)
498 {
499 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
500 uinfo->count = 1;
501 uinfo->value.integer.min = 0;
502 uinfo->value.integer.max = 1;
503 return 0;
504 }
505
506 static int ak4xxx_switch_get(struct snd_kcontrol *kcontrol,
507 struct snd_ctl_elem_value *ucontrol)
508 {
509 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
510 int chip = AK_GET_CHIP(kcontrol->private_value);
511 int addr = AK_GET_ADDR(kcontrol->private_value);
512 int shift = AK_GET_SHIFT(kcontrol->private_value);
513 int invert = AK_GET_INVERT(kcontrol->private_value);
514 unsigned char val = snd_akm4xxx_get(ak, chip, addr);
515
516 if (invert)
517 val = ! val;
518 ucontrol->value.integer.value[0] = (val & (1<<shift)) != 0;
519 return 0;
520 }
521
522 static int ak4xxx_switch_put(struct snd_kcontrol *kcontrol,
523 struct snd_ctl_elem_value *ucontrol)
524 {
525 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
526 int chip = AK_GET_CHIP(kcontrol->private_value);
527 int addr = AK_GET_ADDR(kcontrol->private_value);
528 int shift = AK_GET_SHIFT(kcontrol->private_value);
529 int invert = AK_GET_INVERT(kcontrol->private_value);
530 long flag = ucontrol->value.integer.value[0];
531 unsigned char val, oval;
532 int change;
533
534 if (invert)
535 flag = ! flag;
536 oval = snd_akm4xxx_get(ak, chip, addr);
537 if (flag)
538 val = oval | (1<<shift);
539 else
540 val = oval & ~(1<<shift);
541 change = (oval != val);
542 if (change)
543 snd_akm4xxx_write(ak, chip, addr, val);
544 return change;
545 }
546
547 /*
548 * build AK4xxx controls
549 */
550
551 int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
552 {
553 unsigned int idx, num_emphs;
554 struct snd_kcontrol *ctl;
555 int err;
556 int mixer_ch = 0;
557 int num_stereo;
558
559 ctl = kmalloc(sizeof(*ctl), GFP_KERNEL);
560 if (! ctl)
561 return -ENOMEM;
562
563 for (idx = 0; idx < ak->num_dacs; ) {
564 memset(ctl, 0, sizeof(*ctl));
565 if (ak->channel_names == NULL) {
566 strcpy(ctl->id.name, "DAC Volume");
567 num_stereo = 1;
568 ctl->id.index = mixer_ch + ak->idx_offset * 2;
569 } else {
570 strcpy(ctl->id.name, ak->channel_names[mixer_ch]);
571 num_stereo = ak->num_stereo[mixer_ch];
572 ctl->id.index = 0;
573 }
574 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
575 ctl->count = 1;
576 if (num_stereo == 2) {
577 ctl->info = snd_akm4xxx_stereo_volume_info;
578 ctl->get = snd_akm4xxx_stereo_volume_get;
579 ctl->put = snd_akm4xxx_stereo_volume_put;
580 } else {
581 ctl->info = snd_akm4xxx_volume_info;
582 ctl->get = snd_akm4xxx_volume_get;
583 ctl->put = snd_akm4xxx_volume_put;
584 }
585 switch (ak->type) {
586 case SND_AK4524:
587 /* register 6 & 7 */
588 ctl->private_value =
589 AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127);
590 break;
591 case SND_AK4528:
592 /* register 4 & 5 */
593 ctl->private_value =
594 AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127);
595 break;
596 case SND_AK4529: {
597 /* registers 2-7 and b,c */
598 int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb;
599 ctl->private_value =
600 AK_COMPOSE(0, val, 0, 255) | AK_INVERT;
601 break;
602 }
603 case SND_AK4355:
604 /* register 4-9, chip #0 only */
605 ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255);
606 break;
607 case SND_AK4358: {
608 /* register 4-9 and 11-12, chip #0 only */
609 int addr = idx < 6 ? idx + 4 : idx + 5;
610 ctl->private_value =
611 AK_COMPOSE(0, addr, 0, 127) | AK_NEEDSMSB;
612 break;
613 }
614 case SND_AK4381:
615 /* register 3 & 4 */
616 ctl->private_value =
617 AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255);
618 break;
619 default:
620 err = -EINVAL;
621 goto __error;
622 }
623
624 ctl->private_data = ak;
625 err = snd_ctl_add(ak->card,
626 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
627 SNDRV_CTL_ELEM_ACCESS_WRITE));
628 if (err < 0)
629 goto __error;
630
631 idx += num_stereo;
632 mixer_ch++;
633 }
634 for (idx = 0; idx < ak->num_adcs && ak->type == SND_AK4524; ++idx) {
635 memset(ctl, 0, sizeof(*ctl));
636 strcpy(ctl->id.name, "ADC Volume");
637 ctl->id.index = idx + ak->idx_offset * 2;
638 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
639 ctl->count = 1;
640 ctl->info = snd_akm4xxx_volume_info;
641 ctl->get = snd_akm4xxx_volume_get;
642 ctl->put = snd_akm4xxx_volume_put;
643 /* register 4 & 5 */
644 ctl->private_value =
645 AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127);
646 ctl->private_data = ak;
647 err = snd_ctl_add(ak->card,
648 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
649 SNDRV_CTL_ELEM_ACCESS_WRITE));
650 if (err < 0)
651 goto __error;
652
653 memset(ctl, 0, sizeof(*ctl));
654 strcpy(ctl->id.name, "IPGA Analog Capture Volume");
655 ctl->id.index = idx + ak->idx_offset * 2;
656 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
657 ctl->count = 1;
658 ctl->info = snd_akm4xxx_ipga_gain_info;
659 ctl->get = snd_akm4xxx_ipga_gain_get;
660 ctl->put = snd_akm4xxx_ipga_gain_put;
661 /* register 4 & 5 */
662 ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 0);
663 ctl->private_data = ak;
664 err = snd_ctl_add(ak->card,
665 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
666 SNDRV_CTL_ELEM_ACCESS_WRITE));
667 if (err < 0)
668 goto __error;
669 }
670
671 if (ak->type == SND_AK5365) {
672 memset(ctl, 0, sizeof(*ctl));
673 if (ak->channel_names == NULL)
674 strcpy(ctl->id.name, "Capture Volume");
675 else
676 strcpy(ctl->id.name, ak->channel_names[0]);
677 ctl->id.index = ak->idx_offset * 2;
678 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
679 ctl->count = 1;
680 ctl->info = snd_akm4xxx_stereo_volume_info;
681 ctl->get = snd_akm4xxx_stereo_volume_get;
682 ctl->put = snd_akm4xxx_stereo_volume_put;
683 /* Registers 4 & 5 (see AK5365 data sheet, pages 34 and 35):
684 * valid values are from 0x00 (mute) to 0x98 (+12dB). */
685 ctl->private_value =
686 AK_COMPOSE(0, 4, 0, 0x98);
687 ctl->private_data = ak;
688 err = snd_ctl_add(ak->card,
689 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
690 SNDRV_CTL_ELEM_ACCESS_WRITE));
691 if (err < 0)
692 goto __error;
693
694 memset(ctl, 0, sizeof(*ctl));
695 if (ak->channel_names == NULL)
696 strcpy(ctl->id.name, "Capture Switch");
697 else
698 strcpy(ctl->id.name, ak->channel_names[1]);
699 ctl->id.index = ak->idx_offset * 2;
700 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
701 ctl->count = 1;
702 ctl->info = ak4xxx_switch_info;
703 ctl->get = ak4xxx_switch_get;
704 ctl->put = ak4xxx_switch_put;
705 /* register 2, bit 0 (SMUTE): 0 = normal operation, 1 = mute */
706 ctl->private_value =
707 AK_COMPOSE(0, 2, 0, 0) | AK_INVERT;
708 ctl->private_data = ak;
709 err = snd_ctl_add(ak->card,
710 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
711 SNDRV_CTL_ELEM_ACCESS_WRITE));
712 if (err < 0)
713 goto __error;
714 }
715
716 if (ak->type == SND_AK4355 || ak->type == SND_AK4358)
717 num_emphs = 1;
718 else
719 num_emphs = ak->num_dacs / 2;
720 for (idx = 0; idx < num_emphs; idx++) {
721 memset(ctl, 0, sizeof(*ctl));
722 strcpy(ctl->id.name, "Deemphasis");
723 ctl->id.index = idx + ak->idx_offset;
724 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
725 ctl->count = 1;
726 ctl->info = snd_akm4xxx_deemphasis_info;
727 ctl->get = snd_akm4xxx_deemphasis_get;
728 ctl->put = snd_akm4xxx_deemphasis_put;
729 switch (ak->type) {
730 case SND_AK4524:
731 case SND_AK4528:
732 /* register 3 */
733 ctl->private_value = AK_COMPOSE(idx, 3, 0, 0);
734 break;
735 case SND_AK4529: {
736 int shift = idx == 3 ? 6 : (2 - idx) * 2;
737 /* register 8 with shift */
738 ctl->private_value = AK_COMPOSE(0, 8, shift, 0);
739 break;
740 }
741 case SND_AK4355:
742 case SND_AK4358:
743 ctl->private_value = AK_COMPOSE(idx, 3, 0, 0);
744 break;
745 case SND_AK4381:
746 ctl->private_value = AK_COMPOSE(idx, 1, 1, 0);
747 break;
748 default:
749 err = -EINVAL;
750 goto __error;
751 }
752 ctl->private_data = ak;
753 err = snd_ctl_add(ak->card,
754 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
755 SNDRV_CTL_ELEM_ACCESS_WRITE));
756 if (err < 0)
757 goto __error;
758 }
759 err = 0;
760
761 __error:
762 kfree(ctl);
763 return err;
764 }
765
766 EXPORT_SYMBOL(snd_akm4xxx_build_controls);
767
768 static int __init alsa_akm4xxx_module_init(void)
769 {
770 return 0;
771 }
772
773 static void __exit alsa_akm4xxx_module_exit(void)
774 {
775 }
776
777 module_init(alsa_akm4xxx_module_init)
778 module_exit(alsa_akm4xxx_module_exit)
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree