2 * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4358 / AK4381
5 * Copyright (c) 2000-2004 Jaroslav Kysela <perex@suse.cz>,
6 * Takashi Iwai <tiwai@suse.de>
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.
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.
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
24 #include <sound/driver.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>
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");
37 void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
40 ak->ops.lock(ak, chip);
41 ak->ops.write(ak, chip, reg, val);
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);
48 snd_akm4xxx_set_ipga(ak, chip, reg, val);
51 snd_akm4xxx_set(ak, chip, reg, val);
53 ak->ops.unlock(ak, chip);
56 EXPORT_SYMBOL(snd_akm4xxx_write);
58 /* reset procedure for AK4524 and AK4528 */
59 static void ak4524_reset(struct snd_akm4xxx *ak, int state)
62 unsigned char reg, maxreg;
64 if (ak->type == SND_AK4528)
68 for (chip = 0; chip < ak->num_dacs/2; chip++) {
69 snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03);
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)
79 for (reg = 0x04; reg < 0x06; reg++)
80 snd_akm4xxx_write(ak, chip, reg,
81 snd_akm4xxx_get_ipga(ak, chip, reg));
85 /* reset procedure for AK4355 and AK4358 */
86 static void ak4355_reset(struct snd_akm4xxx *ak, int state)
91 snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
94 for (reg = 0x00; reg < 0x0b; reg++)
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 */
101 /* reset procedure for AK4381 */
102 static void ak4381_reset(struct snd_akm4xxx *ak, int state)
107 for (chip = 0; chip < ak->num_dacs/2; chip++) {
108 snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f);
111 for (reg = 0x01; reg < 0x05; reg++)
112 snd_akm4xxx_write(ak, chip, reg,
113 snd_akm4xxx_get(ak, chip, reg));
118 * reset the AKM codecs
119 * @state: 1 = reset codec, 0 = restore the registers
121 * assert the reset operation and restores the register values to the chips.
123 void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state)
128 ak4524_reset(ak, state);
131 /* FIXME: needed for ak4529? */
135 ak4355_reset(ak, state);
138 ak4381_reset(ak, state);
143 EXPORT_SYMBOL(snd_akm4xxx_reset);
146 * initialize all the ak4xxx chips
148 void snd_akm4xxx_init(struct snd_akm4xxx *ak)
150 static unsigned char inits_ak4524[] = {
151 0x00, 0x07, /* 0: all power up */
152 0x01, 0x00, /* 1: ADC/DAC reset */
153 0x02, 0x60, /* 2: 24bit I2S */
154 0x03, 0x19, /* 3: deemphasis off */
155 0x01, 0x03, /* 1: ADC/DAC enable */
156 0x04, 0x00, /* 4: ADC left muted */
157 0x05, 0x00, /* 5: ADC right muted */
158 0x04, 0x80, /* 4: ADC IPGA gain 0dB */
159 0x05, 0x80, /* 5: ADC IPGA gain 0dB */
160 0x06, 0x00, /* 6: DAC left muted */
161 0x07, 0x00, /* 7: DAC right muted */
164 static unsigned char inits_ak4528[] = {
165 0x00, 0x07, /* 0: all power up */
166 0x01, 0x00, /* 1: ADC/DAC reset */
167 0x02, 0x60, /* 2: 24bit I2S */
168 0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */
169 0x01, 0x03, /* 1: ADC/DAC enable */
170 0x04, 0x00, /* 4: ADC left muted */
171 0x05, 0x00, /* 5: ADC right muted */
174 static unsigned char inits_ak4529[] = {
175 0x09, 0x01, /* 9: ATS=0, RSTN=1 */
176 0x0a, 0x3f, /* A: all power up, no zero/overflow detection */
177 0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */
178 0x01, 0x00, /* 1: ACKS=0, ADC, loop off */
179 0x02, 0xff, /* 2: LOUT1 muted */
180 0x03, 0xff, /* 3: ROUT1 muted */
181 0x04, 0xff, /* 4: LOUT2 muted */
182 0x05, 0xff, /* 5: ROUT2 muted */
183 0x06, 0xff, /* 6: LOUT3 muted */
184 0x07, 0xff, /* 7: ROUT3 muted */
185 0x0b, 0xff, /* B: LOUT4 muted */
186 0x0c, 0xff, /* C: ROUT4 muted */
187 0x08, 0x55, /* 8: deemphasis all off */
190 static unsigned char inits_ak4355[] = {
191 0x01, 0x02, /* 1: reset and soft-mute */
192 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
193 * disable DZF, sharp roll-off, RSTN#=0 */
194 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
195 // 0x02, 0x2e, /* quad speed */
196 0x03, 0x01, /* 3: de-emphasis off */
197 0x04, 0x00, /* 4: LOUT1 volume muted */
198 0x05, 0x00, /* 5: ROUT1 volume muted */
199 0x06, 0x00, /* 6: LOUT2 volume muted */
200 0x07, 0x00, /* 7: ROUT2 volume muted */
201 0x08, 0x00, /* 8: LOUT3 volume muted */
202 0x09, 0x00, /* 9: ROUT3 volume muted */
203 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
204 0x01, 0x01, /* 1: un-reset, unmute */
207 static unsigned char inits_ak4358[] = {
208 0x01, 0x02, /* 1: reset and soft-mute */
209 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
210 * disable DZF, sharp roll-off, RSTN#=0 */
211 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
212 // 0x02, 0x2e, /* quad speed */
213 0x03, 0x01, /* 3: de-emphasis off */
214 0x04, 0x00, /* 4: LOUT1 volume muted */
215 0x05, 0x00, /* 5: ROUT1 volume muted */
216 0x06, 0x00, /* 6: LOUT2 volume muted */
217 0x07, 0x00, /* 7: ROUT2 volume muted */
218 0x08, 0x00, /* 8: LOUT3 volume muted */
219 0x09, 0x00, /* 9: ROUT3 volume muted */
220 0x0b, 0x00, /* b: LOUT4 volume muted */
221 0x0c, 0x00, /* c: ROUT4 volume muted */
222 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
223 0x01, 0x01, /* 1: un-reset, unmute */
226 static unsigned char inits_ak4381[] = {
227 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */
228 0x01, 0x02, /* 1: de-emphasis off, normal speed,
229 * sharp roll-off, DZF off */
230 // 0x01, 0x12, /* quad speed */
231 0x02, 0x00, /* 2: DZF disabled */
232 0x03, 0x00, /* 3: LATT 0 */
233 0x04, 0x00, /* 4: RATT 0 */
234 0x00, 0x0f, /* 0: power-up, un-reset */
239 unsigned char *ptr, reg, data, *inits;
243 inits = inits_ak4524;
244 num_chips = ak->num_dacs / 2;
247 inits = inits_ak4528;
248 num_chips = ak->num_dacs / 2;
251 inits = inits_ak4529;
255 inits = inits_ak4355;
259 inits = inits_ak4358;
263 inits = inits_ak4381;
264 num_chips = ak->num_dacs / 2;
271 for (chip = 0; chip < num_chips; chip++) {
273 while (*ptr != 0xff) {
276 snd_akm4xxx_write(ak, chip, reg, data);
281 EXPORT_SYMBOL(snd_akm4xxx_init);
283 #define AK_GET_CHIP(val) (((val) >> 8) & 0xff)
284 #define AK_GET_ADDR(val) ((val) & 0xff)
285 #define AK_GET_SHIFT(val) (((val) >> 16) & 0x7f)
286 #define AK_GET_INVERT(val) (((val) >> 23) & 1)
287 #define AK_GET_MASK(val) (((val) >> 24) & 0xff)
288 #define AK_COMPOSE(chip,addr,shift,mask) \
289 (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24))
290 #define AK_INVERT (1<<23)
292 static int snd_akm4xxx_volume_info(struct snd_kcontrol *kcontrol,
293 struct snd_ctl_elem_info *uinfo)
295 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
297 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
299 uinfo->value.integer.min = 0;
300 uinfo->value.integer.max = mask;
304 static int snd_akm4xxx_volume_get(struct snd_kcontrol *kcontrol,
305 struct snd_ctl_elem_value *ucontrol)
307 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
308 int chip = AK_GET_CHIP(kcontrol->private_value);
309 int addr = AK_GET_ADDR(kcontrol->private_value);
310 int invert = AK_GET_INVERT(kcontrol->private_value);
311 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
312 unsigned char val = snd_akm4xxx_get(ak, chip, addr);
314 ucontrol->value.integer.value[0] = invert ? mask - val : val;
318 static int snd_akm4xxx_volume_put(struct snd_kcontrol *kcontrol,
319 struct snd_ctl_elem_value *ucontrol)
321 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
322 int chip = AK_GET_CHIP(kcontrol->private_value);
323 int addr = AK_GET_ADDR(kcontrol->private_value);
324 int invert = AK_GET_INVERT(kcontrol->private_value);
325 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
326 unsigned char nval = ucontrol->value.integer.value[0] % (mask+1);
331 change = snd_akm4xxx_get(ak, chip, addr) != nval;
333 snd_akm4xxx_write(ak, chip, addr, nval);
337 static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol,
338 struct snd_ctl_elem_info *uinfo)
340 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
342 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
344 uinfo->value.integer.min = 0;
345 uinfo->value.integer.max = mask;
349 static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol,
350 struct snd_ctl_elem_value *ucontrol)
352 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
353 int chip = AK_GET_CHIP(kcontrol->private_value);
354 int addr = AK_GET_ADDR(kcontrol->private_value);
355 int invert = AK_GET_INVERT(kcontrol->private_value);
356 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
357 unsigned char val = snd_akm4xxx_get(ak, chip, addr);
359 ucontrol->value.integer.value[0] = invert ? mask - val : val;
361 val = snd_akm4xxx_get(ak, chip, addr+1);
362 ucontrol->value.integer.value[1] = invert ? mask - val : val;
367 static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol,
368 struct snd_ctl_elem_value *ucontrol)
370 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
371 int chip = AK_GET_CHIP(kcontrol->private_value);
372 int addr = AK_GET_ADDR(kcontrol->private_value);
373 int invert = AK_GET_INVERT(kcontrol->private_value);
374 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
375 unsigned char nval = ucontrol->value.integer.value[0] % (mask+1);
376 int change0, change1;
380 change0 = snd_akm4xxx_get(ak, chip, addr) != nval;
382 snd_akm4xxx_write(ak, chip, addr, nval);
384 nval = ucontrol->value.integer.value[1] % (mask+1);
387 change1 = snd_akm4xxx_get(ak, chip, addr+1) != nval;
389 snd_akm4xxx_write(ak, chip, addr+1, nval);
392 return change0 || change1;
395 static int snd_akm4xxx_ipga_gain_info(struct snd_kcontrol *kcontrol,
396 struct snd_ctl_elem_info *uinfo)
398 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
400 uinfo->value.integer.min = 0;
401 uinfo->value.integer.max = 36;
405 static int snd_akm4xxx_ipga_gain_get(struct snd_kcontrol *kcontrol,
406 struct snd_ctl_elem_value *ucontrol)
408 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
409 int chip = AK_GET_CHIP(kcontrol->private_value);
410 int addr = AK_GET_ADDR(kcontrol->private_value);
411 ucontrol->value.integer.value[0] =
412 snd_akm4xxx_get_ipga(ak, chip, addr) & 0x7f;
416 static int snd_akm4xxx_ipga_gain_put(struct snd_kcontrol *kcontrol,
417 struct snd_ctl_elem_value *ucontrol)
419 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
420 int chip = AK_GET_CHIP(kcontrol->private_value);
421 int addr = AK_GET_ADDR(kcontrol->private_value);
422 unsigned char nval = (ucontrol->value.integer.value[0] % 37) | 0x80;
423 int change = snd_akm4xxx_get_ipga(ak, chip, addr) != nval;
425 snd_akm4xxx_write(ak, chip, addr, nval);
429 static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol,
430 struct snd_ctl_elem_info *uinfo)
432 static char *texts[4] = {
433 "44.1kHz", "Off", "48kHz", "32kHz",
435 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
437 uinfo->value.enumerated.items = 4;
438 if (uinfo->value.enumerated.item >= 4)
439 uinfo->value.enumerated.item = 3;
440 strcpy(uinfo->value.enumerated.name,
441 texts[uinfo->value.enumerated.item]);
445 static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol,
446 struct snd_ctl_elem_value *ucontrol)
448 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
449 int chip = AK_GET_CHIP(kcontrol->private_value);
450 int addr = AK_GET_ADDR(kcontrol->private_value);
451 int shift = AK_GET_SHIFT(kcontrol->private_value);
452 ucontrol->value.enumerated.item[0] =
453 (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3;
457 static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol,
458 struct snd_ctl_elem_value *ucontrol)
460 struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
461 int chip = AK_GET_CHIP(kcontrol->private_value);
462 int addr = AK_GET_ADDR(kcontrol->private_value);
463 int shift = AK_GET_SHIFT(kcontrol->private_value);
464 unsigned char nval = ucontrol->value.enumerated.item[0] & 3;
467 nval = (nval << shift) |
468 (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift));
469 change = snd_akm4xxx_get(ak, chip, addr) != nval;
471 snd_akm4xxx_write(ak, chip, addr, nval);
476 * build AK4xxx controls
479 int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
481 unsigned int idx, num_emphs;
482 struct snd_kcontrol *ctl;
487 ctl = kmalloc(sizeof(*ctl), GFP_KERNEL);
491 for (idx = 0; idx < ak->num_dacs; ) {
492 memset(ctl, 0, sizeof(*ctl));
493 if (ak->channel_names == NULL) {
494 strcpy(ctl->id.name, "DAC Volume");
496 ctl->id.index = mixer_ch + ak->idx_offset * 2;
498 strcpy(ctl->id.name, ak->channel_names[mixer_ch]);
499 num_stereo = ak->num_stereo[mixer_ch];
502 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
504 if (num_stereo == 2) {
505 ctl->info = snd_akm4xxx_stereo_volume_info;
506 ctl->get = snd_akm4xxx_stereo_volume_get;
507 ctl->put = snd_akm4xxx_stereo_volume_put;
509 ctl->info = snd_akm4xxx_volume_info;
510 ctl->get = snd_akm4xxx_volume_get;
511 ctl->put = snd_akm4xxx_volume_put;
517 AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127);
522 AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127);
525 /* registers 2-7 and b,c */
526 int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb;
528 AK_COMPOSE(0, val, 0, 255) | AK_INVERT;
532 /* register 4-9, chip #0 only */
533 ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255);
537 /* register 4-9, chip #0 only */
539 AK_COMPOSE(0, idx + 5, 0, 255);
541 /* register 4-9, chip #0 only */
543 AK_COMPOSE(0, idx + 4, 0, 255);
548 AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255);
555 ctl->private_data = ak;
556 err = snd_ctl_add(ak->card,
557 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
558 SNDRV_CTL_ELEM_ACCESS_WRITE));
565 for (idx = 0; idx < ak->num_adcs && ak->type == SND_AK4524; ++idx) {
566 memset(ctl, 0, sizeof(*ctl));
567 strcpy(ctl->id.name, "ADC Volume");
568 ctl->id.index = idx + ak->idx_offset * 2;
569 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
571 ctl->info = snd_akm4xxx_volume_info;
572 ctl->get = snd_akm4xxx_volume_get;
573 ctl->put = snd_akm4xxx_volume_put;
576 AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127);
577 ctl->private_data = ak;
578 err = snd_ctl_add(ak->card,
579 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
580 SNDRV_CTL_ELEM_ACCESS_WRITE));
584 memset(ctl, 0, sizeof(*ctl));
585 strcpy(ctl->id.name, "IPGA Analog Capture Volume");
586 ctl->id.index = idx + ak->idx_offset * 2;
587 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
589 ctl->info = snd_akm4xxx_ipga_gain_info;
590 ctl->get = snd_akm4xxx_ipga_gain_get;
591 ctl->put = snd_akm4xxx_ipga_gain_put;
593 ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 0);
594 ctl->private_data = ak;
595 err = snd_ctl_add(ak->card,
596 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
597 SNDRV_CTL_ELEM_ACCESS_WRITE));
601 if (ak->type == SND_AK4355 || ak->type == SND_AK4358)
604 num_emphs = ak->num_dacs / 2;
605 for (idx = 0; idx < num_emphs; idx++) {
606 memset(ctl, 0, sizeof(*ctl));
607 strcpy(ctl->id.name, "Deemphasis");
608 ctl->id.index = idx + ak->idx_offset;
609 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
611 ctl->info = snd_akm4xxx_deemphasis_info;
612 ctl->get = snd_akm4xxx_deemphasis_get;
613 ctl->put = snd_akm4xxx_deemphasis_put;
618 ctl->private_value = AK_COMPOSE(idx, 3, 0, 0);
621 int shift = idx == 3 ? 6 : (2 - idx) * 2;
622 /* register 8 with shift */
623 ctl->private_value = AK_COMPOSE(0, 8, shift, 0);
628 ctl->private_value = AK_COMPOSE(idx, 3, 0, 0);
631 ctl->private_value = AK_COMPOSE(idx, 1, 1, 0);
634 ctl->private_data = ak;
635 err = snd_ctl_add(ak->card,
636 snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|
637 SNDRV_CTL_ELEM_ACCESS_WRITE));
648 EXPORT_SYMBOL(snd_akm4xxx_build_controls);
650 static int __init alsa_akm4xxx_module_init(void)
655 static void __exit alsa_akm4xxx_module_exit(void)
659 module_init(alsa_akm4xxx_module_init)
660 module_exit(alsa_akm4xxx_module_exit)