?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Committer: Michael Beasley <mike@snafu.setup>
[mikesnafu-overlay.git] / sound / i2c / other / ak4xxx-adda.c
blob35fbbf2cb9fa84bb47241c2de5ce7c9c9941e323
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@perex.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 <asm/io.h>
25 #include <linux/delay.h>
26 #include <linux/interrupt.h>
27 #include <linux/init.h>
28 #include <sound/core.h>
29 #include <sound/control.h>
30 #include <sound/tlv.h>
31 #include <sound/ak4xxx-adda.h>
32
33 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>");
34 MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters");
35 MODULE_LICENSE("GPL");
36
37 /* write the given register and save the data to the cache */
38 void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
39 unsigned char val)
40 {
41 ak->ops.lock(ak, chip);
42 ak->ops.write(ak, chip, reg, val);
43
44 /* save the data */
45 snd_akm4xxx_set(ak, chip, reg, val);
46 ak->ops.unlock(ak, chip);
47 }
48
49 EXPORT_SYMBOL(snd_akm4xxx_write);
50
51 /* reset procedure for AK4524 and AK4528 */
52 static void ak4524_reset(struct snd_akm4xxx *ak, int state)
53 {
54 unsigned int chip;
55 unsigned char reg, maxreg;
56
57 if (ak->type == SND_AK4528)
58 maxreg = 0x06;
59 else
60 maxreg = 0x08;
61 for (chip = 0; chip < ak->num_dacs/2; chip++) {
62 snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03);
63 if (state)
64 continue;
65 /* DAC volumes */
66 for (reg = 0x04; reg < maxreg; reg++)
67 snd_akm4xxx_write(ak, chip, reg,
68 snd_akm4xxx_get(ak, chip, reg));
69 }
70 }
71
72 /* reset procedure for AK4355 and AK4358 */
73 static void ak4355_reset(struct snd_akm4xxx *ak, int state)
74 {
75 unsigned char reg;
76
77 if (state) {
78 snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
79 return;
80 }
81 for (reg = 0x00; reg < 0x0b; reg++)
82 if (reg != 0x01)
83 snd_akm4xxx_write(ak, 0, reg,
84 snd_akm4xxx_get(ak, 0, reg));
85 snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */
86 }
87
88 /* reset procedure for AK4381 */
89 static void ak4381_reset(struct snd_akm4xxx *ak, int state)
90 {
91 unsigned int chip;
92 unsigned char reg;
93
94 for (chip = 0; chip < ak->num_dacs/2; chip++) {
95 snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f);
96 if (state)
97 continue;
98 for (reg = 0x01; reg < 0x05; reg++)
99 snd_akm4xxx_write(ak, chip, reg,
100 snd_akm4xxx_get(ak, chip, reg));
101 }
102 }
103
104 /*
105 * reset the AKM codecs
106 * @state: 1 = reset codec, 0 = restore the registers
107 *
108 * assert the reset operation and restores the register values to the chips.
109 */
110 void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state)
111 {
112 switch (ak->type) {
113 case SND_AK4524:
114 case SND_AK4528:
115 ak4524_reset(ak, state);
116 break;
117 case SND_AK4529:
118 /* FIXME: needed for ak4529? */
119 break;
120 case SND_AK4355:
121 case SND_AK4358:
122 ak4355_reset(ak, state);
123 break;
124 case SND_AK4381:
125 ak4381_reset(ak, state);
126 break;
127 default:
128 break;
129 }
130 }
131
132 EXPORT_SYMBOL(snd_akm4xxx_reset);
133
134
135 /*
136 * Volume conversion table for non-linear volumes
137 * from -63.5dB (mute) to 0dB step 0.5dB
138 *
139 * Used for AK4524 input/ouput attenuation, AK4528, and
140 * AK5365 input attenuation
141 */
142 static const unsigned char vol_cvt_datt[128] = {
143 0x00, 0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04,
144 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x06, 0x06,
145 0x06, 0x07, 0x07, 0x08, 0x08, 0x08, 0x09, 0x0a,
146 0x0a, 0x0b, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x0f,
147 0x10, 0x10, 0x11, 0x12, 0x12, 0x13, 0x13, 0x14,
148 0x15, 0x16, 0x17, 0x17, 0x18, 0x19, 0x1a, 0x1c,
149 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x23,
150 0x24, 0x25, 0x26, 0x28, 0x29, 0x2a, 0x2b, 0x2d,
151 0x2e, 0x30, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
152 0x37, 0x38, 0x39, 0x3b, 0x3c, 0x3e, 0x3f, 0x40,
153 0x41, 0x42, 0x43, 0x44, 0x46, 0x47, 0x48, 0x4a,
154 0x4b, 0x4d, 0x4e, 0x50, 0x51, 0x52, 0x53, 0x54,
155 0x55, 0x56, 0x58, 0x59, 0x5b, 0x5c, 0x5e, 0x5f,
156 0x60, 0x61, 0x62, 0x64, 0x65, 0x66, 0x67, 0x69,
157 0x6a, 0x6c, 0x6d, 0x6f, 0x70, 0x71, 0x72, 0x73,
158 0x75, 0x76, 0x77, 0x79, 0x7a, 0x7c, 0x7d, 0x7f,
159 };
160
161 /*
162 * dB tables
163 */
164 static const DECLARE_TLV_DB_SCALE(db_scale_vol_datt, -6350, 50, 1);
165 static const DECLARE_TLV_DB_SCALE(db_scale_8bit, -12750, 50, 1);
166 static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -6350, 50, 1);
167 static const DECLARE_TLV_DB_LINEAR(db_scale_linear, TLV_DB_GAIN_MUTE, 0);
168
169 /*
170 * initialize all the ak4xxx chips
171 */
172 void snd_akm4xxx_init(struct snd_akm4xxx *ak)
173 {
174 static const unsigned char inits_ak4524[] = {
175 0x00, 0x07, /* 0: all power up */
176 0x01, 0x00, /* 1: ADC/DAC reset */
177 0x02, 0x60, /* 2: 24bit I2S */
178 0x03, 0x19, /* 3: deemphasis off */
179 0x01, 0x03, /* 1: ADC/DAC enable */
180 0x04, 0x00, /* 4: ADC left muted */
181 0x05, 0x00, /* 5: ADC right muted */
182 0x06, 0x00, /* 6: DAC left muted */
183 0x07, 0x00, /* 7: DAC right muted */
184 0xff, 0xff
185 };
186 static const unsigned char inits_ak4528[] = {
187 0x00, 0x07, /* 0: all power up */
188 0x01, 0x00, /* 1: ADC/DAC reset */
189 0x02, 0x60, /* 2: 24bit I2S */
190 0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */
191 0x01, 0x03, /* 1: ADC/DAC enable */
192 0x04, 0x00, /* 4: ADC left muted */
193 0x05, 0x00, /* 5: ADC right muted */
194 0xff, 0xff
195 };
196 static const unsigned char inits_ak4529[] = {
197 0x09, 0x01, /* 9: ATS=0, RSTN=1 */
198 0x0a, 0x3f, /* A: all power up, no zero/overflow detection */
199 0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */
200 0x01, 0x00, /* 1: ACKS=0, ADC, loop off */
201 0x02, 0xff, /* 2: LOUT1 muted */
202 0x03, 0xff, /* 3: ROUT1 muted */
203 0x04, 0xff, /* 4: LOUT2 muted */
204 0x05, 0xff, /* 5: ROUT2 muted */
205 0x06, 0xff, /* 6: LOUT3 muted */
206 0x07, 0xff, /* 7: ROUT3 muted */
207 0x0b, 0xff, /* B: LOUT4 muted */
208 0x0c, 0xff, /* C: ROUT4 muted */
209 0x08, 0x55, /* 8: deemphasis all off */
210 0xff, 0xff
211 };
212 static const unsigned char inits_ak4355[] = {
213 0x01, 0x02, /* 1: reset and soft-mute */
214 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
215 * disable DZF, sharp roll-off, RSTN#=0 */
216 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
217 // 0x02, 0x2e, /* quad speed */
218 0x03, 0x01, /* 3: de-emphasis off */
219 0x04, 0x00, /* 4: LOUT1 volume muted */
220 0x05, 0x00, /* 5: ROUT1 volume muted */
221 0x06, 0x00, /* 6: LOUT2 volume muted */
222 0x07, 0x00, /* 7: ROUT2 volume muted */
223 0x08, 0x00, /* 8: LOUT3 volume muted */
224 0x09, 0x00, /* 9: ROUT3 volume muted */
225 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
226 0x01, 0x01, /* 1: un-reset, unmute */
227 0xff, 0xff
228 };
229 static const unsigned char inits_ak4358[] = {
230 0x01, 0x02, /* 1: reset and soft-mute */
231 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
232 * disable DZF, sharp roll-off, RSTN#=0 */
233 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
234 // 0x02, 0x2e, /* quad speed */
235 0x03, 0x01, /* 3: de-emphasis off */
236 0x04, 0x00, /* 4: LOUT1 volume muted */
237 0x05, 0x00, /* 5: ROUT1 volume muted */
238 0x06, 0x00, /* 6: LOUT2 volume muted */
239 0x07, 0x00, /* 7: ROUT2 volume muted */
240 0x08, 0x00, /* 8: LOUT3 volume muted */
241 0x09, 0x00, /* 9: ROUT3 volume muted */
242 0x0b, 0x00, /* b: LOUT4 volume muted */
243 0x0c, 0x00, /* c: ROUT4 volume muted */
244 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
245 0x01, 0x01, /* 1: un-reset, unmute */
246 0xff, 0xff
247 };
248 static const unsigned char inits_ak4381[] = {
249 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */
250 0x01, 0x02, /* 1: de-emphasis off, normal speed,
251 * sharp roll-off, DZF off */
252 // 0x01, 0x12, /* quad speed */
253 0x02, 0x00, /* 2: DZF disabled */
254 0x03, 0x00, /* 3: LATT 0 */
255 0x04, 0x00, /* 4: RATT 0 */
256 0x00, 0x0f, /* 0: power-up, un-reset */
257 0xff, 0xff
258 };
259
260 int chip, num_chips;
261 const unsigned char *ptr, *inits;
262 unsigned char reg, data;
263
264 memset(ak->images, 0, sizeof(ak->images));
265 memset(ak->volumes, 0, sizeof(ak->volumes));
266
267 switch (ak->type) {
268 case SND_AK4524:
269 inits = inits_ak4524;
270 num_chips = ak->num_dacs / 2;
271 break;
272 case SND_AK4528:
273 inits = inits_ak4528;
274 num_chips = ak->num_dacs / 2;
275 break;
276 case SND_AK4529:
277 inits = inits_ak4529;
278 num_chips = 1;
279 break;
280 case SND_AK4355:
281 inits = inits_ak4355;
282 num_chips = 1;
283 break;
284 case SND_AK4358:
285 inits = inits_ak4358;
286 num_chips = 1;
287 break;
288 case SND_AK4381:
289 inits = inits_ak4381;
290 num_chips = ak->num_dacs / 2;
291 break;
292 case SND_AK5365:
293 /* FIXME: any init sequence? */
294 return;
295 case NON_AKM:
296 /* fake value for non-akm codecs using akm infrastructure
297 * (e.g. of ice1724) - certainly FIXME
298 */
299 return;
300 default:
301 snd_BUG();
302 return;
303 }
304
305 for (chip = 0; chip < num_chips; chip++) {
306 ptr = inits;
307 while (*ptr != 0xff) {
308 reg = *ptr++;
309 data = *ptr++;
310 snd_akm4xxx_write(ak, chip, reg, data);
311 }
312 }
313 }
314
315 EXPORT_SYMBOL(snd_akm4xxx_init);
316
317 /*
318 * Mixer callbacks
319 */
320 #define AK_IPGA (1<<20) /* including IPGA */
321 #define AK_VOL_CVT (1<<21) /* need dB conversion */
322 #define AK_NEEDSMSB (1<<22) /* need MSB update bit */
323 #define AK_INVERT (1<<23) /* data is inverted */
324 #define AK_GET_CHIP(val) (((val) >> 8) & 0xff)
325 #define AK_GET_ADDR(val) ((val) & 0xff)
326 #define AK_GET_SHIFT(val) (((val) >> 16) & 0x0f)
327 #define AK_GET_VOL_CVT(val) (((val) >> 21) & 1)
328 #define AK_GET_IPGA(val) (((val) >> 20) & 1)
329 #define AK_GET_NEEDSMSB(val) (((val) >> 22) & 1)
330 #define AK_GET_INVERT(val) (((val) >> 23) & 1)
331 #define AK_GET_MASK(val) (((val) >> 24) & 0xff)
332 #define AK_COMPOSE(chip,addr,shift,mask) \
333 (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24))
334
335 static int snd_akm4xxx_volume_info(struct snd_kcontrol *kcontrol,
336 struct snd_ctl_elem_info *uinfo)
337 {
338 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
339
340 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
341 uinfo->count = 1;
342 uinfo->value.integer.min = 0;
343 uinfo->value.integer.max = mask;
344 return 0;
345 }
346
347 static int snd_akm4xxx_volume_get(struct snd_kcontrol *kcontrol,
348 struct snd_ctl_elem_value *ucontrol)
349 {
350 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
351 int chip = AK_GET_CHIP(kcontrol->private_value);
352 int addr = AK_GET_ADDR(kcontrol->private_value);
353
354 ucontrol->value.integer.value[0] = snd_akm4xxx_get_vol(ak, chip, addr);
355 return 0;
356 }
357
358 static int put_ak_reg(struct snd_kcontrol *kcontrol, int addr,
359 unsigned char nval)
360 {
361 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
362 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
363 int chip = AK_GET_CHIP(kcontrol->private_value);
364
365 if (snd_akm4xxx_get_vol(ak, chip, addr) == nval)
366 return 0;
367
368 snd_akm4xxx_set_vol(ak, chip, addr, nval);
369 if (AK_GET_VOL_CVT(kcontrol->private_value) && nval < 128)
370 nval = vol_cvt_datt[nval];
371 if (AK_GET_IPGA(kcontrol->private_value) && nval >= 128)
372 nval++; /* need to correct + 1 since both 127 and 128 are 0dB */
373 if (AK_GET_INVERT(kcontrol->private_value))
374 nval = mask - nval;
375 if (AK_GET_NEEDSMSB(kcontrol->private_value))
376 nval |= 0x80;
377 snd_akm4xxx_write(ak, chip, addr, nval);
378 return 1;
379 }
380
381 static int snd_akm4xxx_volume_put(struct snd_kcontrol *kcontrol,
382 struct snd_ctl_elem_value *ucontrol)
383 {
384 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
385 unsigned int val = ucontrol->value.integer.value[0];
386 if (val > mask)
387 return -EINVAL;
388 return put_ak_reg(kcontrol, AK_GET_ADDR(kcontrol->private_value), val);
389 }
390
391 static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol,
392 struct snd_ctl_elem_info *uinfo)
393 {
394 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
395
396 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
397 uinfo->count = 2;
398 uinfo->value.integer.min = 0;
399 uinfo->value.integer.max = mask;
400 return 0;
401 }
402
403 static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol,
404 struct snd_ctl_elem_value *ucontrol)
405 {
406 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
407 int chip = AK_GET_CHIP(kcontrol->private_value);
408 int addr = AK_GET_ADDR(kcontrol->private_value);
409
410 ucontrol->value.integer.value[0] = snd_akm4xxx_get_vol(ak, chip, addr);
411 ucontrol->value.integer.value[1] = snd_akm4xxx_get_vol(ak, chip, addr+1);
412 return 0;
413 }
414
415 static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol,
416 struct snd_ctl_elem_value *ucontrol)
417 {
418 int addr = AK_GET_ADDR(kcontrol->private_value);
419 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
420 unsigned int val[2];
421 int change;
422
423 val[0] = ucontrol->value.integer.value[0];
424 val[1] = ucontrol->value.integer.value[1];
425 if (val[0] > mask || val[1] > mask)
426 return -EINVAL;
427 change = put_ak_reg(kcontrol, addr, val[0]);
428 change |= put_ak_reg(kcontrol, addr + 1, val[1]);
429 return change;
430 }
431
432 static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol,
433 struct snd_ctl_elem_info *uinfo)
434 {
435 static char *texts[4] = {
436 "44.1kHz", "Off", "48kHz", "32kHz",
437 };
438 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
439 uinfo->count = 1;
440 uinfo->value.enumerated.items = 4;
441 if (uinfo->value.enumerated.item >= 4)
442 uinfo->value.enumerated.item = 3;
443 strcpy(uinfo->value.enumerated.name,
444 texts[uinfo->value.enumerated.item]);
445 return 0;
446 }
447
448 static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol,
449 struct snd_ctl_elem_value *ucontrol)
450 {
451 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
452 int chip = AK_GET_CHIP(kcontrol->private_value);
453 int addr = AK_GET_ADDR(kcontrol->private_value);
454 int shift = AK_GET_SHIFT(kcontrol->private_value);
455 ucontrol->value.enumerated.item[0] =
456 (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3;
457 return 0;
458 }
459
460 static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol,
461 struct snd_ctl_elem_value *ucontrol)
462 {
463 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
464 int chip = AK_GET_CHIP(kcontrol->private_value);
465 int addr = AK_GET_ADDR(kcontrol->private_value);
466 int shift = AK_GET_SHIFT(kcontrol->private_value);
467 unsigned char nval = ucontrol->value.enumerated.item[0] & 3;
468 int change;
469
470 nval = (nval << shift) |
471 (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift));
472 change = snd_akm4xxx_get(ak, chip, addr) != nval;
473 if (change)
474 snd_akm4xxx_write(ak, chip, addr, nval);
475 return change;
476 }
477
478 #define ak4xxx_switch_info snd_ctl_boolean_mono_info
479
480 static int ak4xxx_switch_get(struct snd_kcontrol *kcontrol,
481 struct snd_ctl_elem_value *ucontrol)
482 {
483 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
484 int chip = AK_GET_CHIP(kcontrol->private_value);
485 int addr = AK_GET_ADDR(kcontrol->private_value);
486 int shift = AK_GET_SHIFT(kcontrol->private_value);
487 int invert = AK_GET_INVERT(kcontrol->private_value);
488 /* we observe the (1<<shift) bit only */
489 unsigned char val = snd_akm4xxx_get(ak, chip, addr) & (1<<shift);
490 if (invert)
491 val = ! val;
492 ucontrol->value.integer.value[0] = (val & (1<<shift)) != 0;
493 return 0;
494 }
495
496 static int ak4xxx_switch_put(struct snd_kcontrol *kcontrol,
497 struct snd_ctl_elem_value *ucontrol)
498 {
499 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
500 int chip = AK_GET_CHIP(kcontrol->private_value);
501 int addr = AK_GET_ADDR(kcontrol->private_value);
502 int shift = AK_GET_SHIFT(kcontrol->private_value);
503 int invert = AK_GET_INVERT(kcontrol->private_value);
504 long flag = ucontrol->value.integer.value[0];
505 unsigned char val, oval;
506 int change;
507
508 if (invert)
509 flag = ! flag;
510 oval = snd_akm4xxx_get(ak, chip, addr);
511 if (flag)
512 val = oval | (1<<shift);
513 else
514 val = oval & ~(1<<shift);
515 change = (oval != val);
516 if (change)
517 snd_akm4xxx_write(ak, chip, addr, val);
518 return change;
519 }
520
521 #define AK5365_NUM_INPUTS 5
522
523 static int ak4xxx_capture_num_inputs(struct snd_akm4xxx *ak, int mixer_ch)
524 {
525 int num_names;
526 const char **input_names;
527
528 input_names = ak->adc_info[mixer_ch].input_names;
529 num_names = 0;
530 while (num_names < AK5365_NUM_INPUTS && input_names[num_names])
531 ++num_names;
532 return num_names;
533 }
534
535 static int ak4xxx_capture_source_info(struct snd_kcontrol *kcontrol,
536 struct snd_ctl_elem_info *uinfo)
537 {
538 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
539 int mixer_ch = AK_GET_SHIFT(kcontrol->private_value);
540 const char **input_names;
541 int num_names, idx;
542
543 num_names = ak4xxx_capture_num_inputs(ak, mixer_ch);
544 if (!num_names)
545 return -EINVAL;
546 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
547 uinfo->count = 1;
548 uinfo->value.enumerated.items = num_names;
549 idx = uinfo->value.enumerated.item;
550 if (idx >= num_names)
551 return -EINVAL;
552 input_names = ak->adc_info[mixer_ch].input_names;
553 strncpy(uinfo->value.enumerated.name, input_names[idx],
554 sizeof(uinfo->value.enumerated.name));
555 return 0;
556 }
557
558 static int ak4xxx_capture_source_get(struct snd_kcontrol *kcontrol,
559 struct snd_ctl_elem_value *ucontrol)
560 {
561 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
562 int chip = AK_GET_CHIP(kcontrol->private_value);
563 int addr = AK_GET_ADDR(kcontrol->private_value);
564 int mask = AK_GET_MASK(kcontrol->private_value);
565 unsigned char val;
566
567 val = snd_akm4xxx_get(ak, chip, addr) & mask;
568 ucontrol->value.enumerated.item[0] = val;
569 return 0;
570 }
571
572 static int ak4xxx_capture_source_put(struct snd_kcontrol *kcontrol,
573 struct snd_ctl_elem_value *ucontrol)
574 {
575 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
576 int mixer_ch = AK_GET_SHIFT(kcontrol->private_value);
577 int chip = AK_GET_CHIP(kcontrol->private_value);
578 int addr = AK_GET_ADDR(kcontrol->private_value);
579 int mask = AK_GET_MASK(kcontrol->private_value);
580 unsigned char oval, val;
581 int num_names = ak4xxx_capture_num_inputs(ak, mixer_ch);
582
583 if (ucontrol->value.enumerated.item[0] >= num_names)
584 return -EINVAL;
585
586 oval = snd_akm4xxx_get(ak, chip, addr);
587 val = oval & ~mask;
588 val |= ucontrol->value.enumerated.item[0] & mask;
589 if (val != oval) {
590 snd_akm4xxx_write(ak, chip, addr, val);
591 return 1;
592 }
593 return 0;
594 }
595
596 /*
597 * build AK4xxx controls
598 */
599
600 static int build_dac_controls(struct snd_akm4xxx *ak)
601 {
602 int idx, err, mixer_ch, num_stereo;
603 struct snd_kcontrol_new knew;
604
605 mixer_ch = 0;
606 for (idx = 0; idx < ak->num_dacs; ) {
607 /* mute control for Revolution 7.1 - AK4381 */
608 if (ak->type == SND_AK4381
609 && ak->dac_info[mixer_ch].switch_name) {
610 memset(&knew, 0, sizeof(knew));
611 knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
612 knew.count = 1;
613 knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
614 knew.name = ak->dac_info[mixer_ch].switch_name;
615 knew.info = ak4xxx_switch_info;
616 knew.get = ak4xxx_switch_get;
617 knew.put = ak4xxx_switch_put;
618 knew.access = 0;
619 /* register 1, bit 0 (SMUTE): 0 = normal operation,
620 1 = mute */
621 knew.private_value =
622 AK_COMPOSE(idx/2, 1, 0, 0) | AK_INVERT;
623 err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak));
624 if (err < 0)
625 return err;
626 }
627 memset(&knew, 0, sizeof(knew));
628 if (! ak->dac_info || ! ak->dac_info[mixer_ch].name) {
629 knew.name = "DAC Volume";
630 knew.index = mixer_ch + ak->idx_offset * 2;
631 num_stereo = 1;
632 } else {
633 knew.name = ak->dac_info[mixer_ch].name;
634 num_stereo = ak->dac_info[mixer_ch].num_channels;
635 }
636 knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
637 knew.count = 1;
638 knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
639 SNDRV_CTL_ELEM_ACCESS_TLV_READ;
640 if (num_stereo == 2) {
641 knew.info = snd_akm4xxx_stereo_volume_info;
642 knew.get = snd_akm4xxx_stereo_volume_get;
643 knew.put = snd_akm4xxx_stereo_volume_put;
644 } else {
645 knew.info = snd_akm4xxx_volume_info;
646 knew.get = snd_akm4xxx_volume_get;
647 knew.put = snd_akm4xxx_volume_put;
648 }
649 switch (ak->type) {
650 case SND_AK4524:
651 /* register 6 & 7 */
652 knew.private_value =
653 AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127) |
654 AK_VOL_CVT;
655 knew.tlv.p = db_scale_vol_datt;
656 break;
657 case SND_AK4528:
658 /* register 4 & 5 */
659 knew.private_value =
660 AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127) |
661 AK_VOL_CVT;
662 knew.tlv.p = db_scale_vol_datt;
663 break;
664 case SND_AK4529: {
665 /* registers 2-7 and b,c */
666 int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb;
667 knew.private_value =
668 AK_COMPOSE(0, val, 0, 255) | AK_INVERT;
669 knew.tlv.p = db_scale_8bit;
670 break;
671 }
672 case SND_AK4355:
673 /* register 4-9, chip #0 only */
674 knew.private_value = AK_COMPOSE(0, idx + 4, 0, 255);
675 knew.tlv.p = db_scale_8bit;
676 break;
677 case SND_AK4358: {
678 /* register 4-9 and 11-12, chip #0 only */
679 int addr = idx < 6 ? idx + 4 : idx + 5;
680 knew.private_value =
681 AK_COMPOSE(0, addr, 0, 127) | AK_NEEDSMSB;
682 knew.tlv.p = db_scale_7bit;
683 break;
684 }
685 case SND_AK4381:
686 /* register 3 & 4 */
687 knew.private_value =
688 AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255);
689 knew.tlv.p = db_scale_linear;
690 break;
691 default:
692 return -EINVAL;
693 }
694
695 err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak));
696 if (err < 0)
697 return err;
698
699 idx += num_stereo;
700 mixer_ch++;
701 }
702 return 0;
703 }
704
705 static int build_adc_controls(struct snd_akm4xxx *ak)
706 {
707 int idx, err, mixer_ch, num_stereo;
708 struct snd_kcontrol_new knew;
709
710 mixer_ch = 0;
711 for (idx = 0; idx < ak->num_adcs;) {
712 memset(&knew, 0, sizeof(knew));
713 if (! ak->adc_info || ! ak->adc_info[mixer_ch].name) {
714 knew.name = "ADC Volume";
715 knew.index = mixer_ch + ak->idx_offset * 2;
716 num_stereo = 1;
717 } else {
718 knew.name = ak->adc_info[mixer_ch].name;
719 num_stereo = ak->adc_info[mixer_ch].num_channels;
720 }
721 knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
722 knew.count = 1;
723 knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
724 SNDRV_CTL_ELEM_ACCESS_TLV_READ;
725 if (num_stereo == 2) {
726 knew.info = snd_akm4xxx_stereo_volume_info;
727 knew.get = snd_akm4xxx_stereo_volume_get;
728 knew.put = snd_akm4xxx_stereo_volume_put;
729 } else {
730 knew.info = snd_akm4xxx_volume_info;
731 knew.get = snd_akm4xxx_volume_get;
732 knew.put = snd_akm4xxx_volume_put;
733 }
734 /* register 4 & 5 */
735 if (ak->type == SND_AK5365)
736 knew.private_value =
737 AK_COMPOSE(idx/2, (idx%2) + 4, 0, 151) |
738 AK_VOL_CVT | AK_IPGA;
739 else
740 knew.private_value =
741 AK_COMPOSE(idx/2, (idx%2) + 4, 0, 163) |
742 AK_VOL_CVT | AK_IPGA;
743 knew.tlv.p = db_scale_vol_datt;
744 err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak));
745 if (err < 0)
746 return err;
747
748 if (ak->type == SND_AK5365 && (idx % 2) == 0) {
749 if (! ak->adc_info ||
750 ! ak->adc_info[mixer_ch].switch_name) {
751 knew.name = "Capture Switch";
752 knew.index = mixer_ch + ak->idx_offset * 2;
753 } else
754 knew.name = ak->adc_info[mixer_ch].switch_name;
755 knew.info = ak4xxx_switch_info;
756 knew.get = ak4xxx_switch_get;
757 knew.put = ak4xxx_switch_put;
758 knew.access = 0;
759 /* register 2, bit 0 (SMUTE): 0 = normal operation,
760 1 = mute */
761 knew.private_value =
762 AK_COMPOSE(idx/2, 2, 0, 0) | AK_INVERT;
763 err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak));
764 if (err < 0)
765 return err;
766
767 memset(&knew, 0, sizeof(knew));
768 knew.name = ak->adc_info[mixer_ch].selector_name;
769 if (!knew.name) {
770 knew.name = "Capture Channel";
771 knew.index = mixer_ch + ak->idx_offset * 2;
772 }
773
774 knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
775 knew.info = ak4xxx_capture_source_info;
776 knew.get = ak4xxx_capture_source_get;
777 knew.put = ak4xxx_capture_source_put;
778 knew.access = 0;
779 /* input selector control: reg. 1, bits 0-2.
780 * mis-use 'shift' to pass mixer_ch */
781 knew.private_value
782 = AK_COMPOSE(idx/2, 1, mixer_ch, 0x07);
783 err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak));
784 if (err < 0)
785 return err;
786 }
787
788 idx += num_stereo;
789 mixer_ch++;
790 }
791 return 0;
792 }
793
794 static int build_deemphasis(struct snd_akm4xxx *ak, int num_emphs)
795 {
796 int idx, err;
797 struct snd_kcontrol_new knew;
798
799 for (idx = 0; idx < num_emphs; idx++) {
800 memset(&knew, 0, sizeof(knew));
801 knew.name = "Deemphasis";
802 knew.index = idx + ak->idx_offset;
803 knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
804 knew.count = 1;
805 knew.info = snd_akm4xxx_deemphasis_info;
806 knew.get = snd_akm4xxx_deemphasis_get;
807 knew.put = snd_akm4xxx_deemphasis_put;
808 switch (ak->type) {
809 case SND_AK4524:
810 case SND_AK4528:
811 /* register 3 */
812 knew.private_value = AK_COMPOSE(idx, 3, 0, 0);
813 break;
814 case SND_AK4529: {
815 int shift = idx == 3 ? 6 : (2 - idx) * 2;
816 /* register 8 with shift */
817 knew.private_value = AK_COMPOSE(0, 8, shift, 0);
818 break;
819 }
820 case SND_AK4355:
821 case SND_AK4358:
822 knew.private_value = AK_COMPOSE(idx, 3, 0, 0);
823 break;
824 case SND_AK4381:
825 knew.private_value = AK_COMPOSE(idx, 1, 1, 0);
826 break;
827 default:
828 return -EINVAL;
829 }
830 err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak));
831 if (err < 0)
832 return err;
833 }
834 return 0;
835 }
836
837 int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
838 {
839 int err, num_emphs;
840
841 err = build_dac_controls(ak);
842 if (err < 0)
843 return err;
844
845 err = build_adc_controls(ak);
846 if (err < 0)
847 return err;
848
849 if (ak->type == SND_AK4355 || ak->type == SND_AK4358)
850 num_emphs = 1;
851 else
852 num_emphs = ak->num_dacs / 2;
853 err = build_deemphasis(ak, num_emphs);
854 if (err < 0)
855 return err;
856
857 return 0;
858 }
859
860 EXPORT_SYMBOL(snd_akm4xxx_build_controls);
861
862 static int __init alsa_akm4xxx_module_init(void)
863 {
864 return 0;
865 }
866
867 static void __exit alsa_akm4xxx_module_exit(void)
868 {
869 }
870
871 module_init(alsa_akm4xxx_module_init)
872 module_exit(alsa_akm4xxx_module_exit)
mah project overlay