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Merge branch 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-block.git] / sound / pci / ctxfi / ctmixer.c
CommitLineData
8cc72361
WYC		 1/**
2 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
3 *
4 * This source file is released under GPL v2 license (no other versions).
5 * See the COPYING file included in the main directory of this source
6 * distribution for the license terms and conditions.
7 *
8 * @File ctmixer.c
9 *
10 * @Brief
11 * This file contains the implementation of alsa mixer device functions.
12 *
13 * @Author Liu Chun
14 * @Date May 28 2008
15 *
16 */
17
18
19#include "ctmixer.h"
20#include "ctamixer.h"
d436dd06 21#include <linux/slab.h>
8cc72361
WYC		 22#include <sound/core.h>
23#include <sound/control.h>
24#include <sound/asoundef.h>
25#include <sound/pcm.h>
d436dd06 26#include <sound/tlv.h>
8cc72361
WYC		 27
28enum CT_SUM_CTL {
29 SUM_IN_F,
30 SUM_IN_R,
31 SUM_IN_C,
32 SUM_IN_S,
33 SUM_IN_F_C,
34
35 NUM_CT_SUMS
36};
37
38enum CT_AMIXER_CTL {
39 /* volume control mixers */
40 AMIXER_MASTER_F,
41 AMIXER_MASTER_R,
42 AMIXER_MASTER_C,
43 AMIXER_MASTER_S,
44 AMIXER_PCM_F,
45 AMIXER_PCM_R,
46 AMIXER_PCM_C,
47 AMIXER_PCM_S,
48 AMIXER_SPDIFI,
49 AMIXER_LINEIN,
50 AMIXER_MIC,
51 AMIXER_SPDIFO,
52 AMIXER_WAVE_F,
53 AMIXER_WAVE_R,
54 AMIXER_WAVE_C,
55 AMIXER_WAVE_S,
56 AMIXER_MASTER_F_C,
57 AMIXER_PCM_F_C,
58 AMIXER_SPDIFI_C,
59 AMIXER_LINEIN_C,
60 AMIXER_MIC_C,
61
62 /* this should always be the last one */
63 NUM_CT_AMIXERS
64};
65
66enum CTALSA_MIXER_CTL {
67 /* volume control mixers */
68 MIXER_MASTER_P,
69 MIXER_PCM_P,
70 MIXER_LINEIN_P,
71 MIXER_MIC_P,
72 MIXER_SPDIFI_P,
73 MIXER_SPDIFO_P,
74 MIXER_WAVEF_P,
75 MIXER_WAVER_P,
76 MIXER_WAVEC_P,
77 MIXER_WAVES_P,
78 MIXER_MASTER_C,
79 MIXER_PCM_C,
80 MIXER_LINEIN_C,
81 MIXER_MIC_C,
82 MIXER_SPDIFI_C,
83
84 /* switch control mixers */
85 MIXER_PCM_C_S,
86 MIXER_LINEIN_C_S,
87 MIXER_MIC_C_S,
88 MIXER_SPDIFI_C_S,
89 MIXER_LINEIN_P_S,
90 MIXER_SPDIFO_P_S,
91 MIXER_SPDIFI_P_S,
92 MIXER_WAVEF_P_S,
93 MIXER_WAVER_P_S,
94 MIXER_WAVEC_P_S,
95 MIXER_WAVES_P_S,
96 MIXER_DIGITAL_IO_S,
97 MIXER_IEC958_MASK,
98 MIXER_IEC958_DEFAULT,
99 MIXER_IEC958_STREAM,
100
101 /* this should always be the last one */
102 NUM_CTALSA_MIXERS
103};
104
105#define VOL_MIXER_START MIXER_MASTER_P
106#define VOL_MIXER_END MIXER_SPDIFI_C
107#define VOL_MIXER_NUM (VOL_MIXER_END - VOL_MIXER_START + 1)
108#define SWH_MIXER_START MIXER_PCM_C_S
109#define SWH_MIXER_END MIXER_DIGITAL_IO_S
110#define SWH_CAPTURE_START MIXER_PCM_C_S
111#define SWH_CAPTURE_END MIXER_SPDIFI_C_S
112
113#define CHN_NUM 2
114
115struct ct_kcontrol_init {
116 unsigned char ctl;
117 char *name;
118};
119
120static struct ct_kcontrol_init
121ct_kcontrol_init_table[NUM_CTALSA_MIXERS] = {
122 [MIXER_MASTER_P] = {
123 .ctl = 1,
124 .name = "Master Playback Volume",
125 },
126 [MIXER_MASTER_C] = {
127 .ctl = 1,
128 .name = "Master Capture Volume",
129 },
130 [MIXER_PCM_P] = {
131 .ctl = 1,
132 .name = "PCM Playback Volume",
133 },
134 [MIXER_PCM_C] = {
135 .ctl = 1,
136 .name = "PCM Capture Volume",
137 },
138 [MIXER_LINEIN_P] = {
139 .ctl = 1,
140 .name = "Line-in Playback Volume",
141 },
142 [MIXER_LINEIN_C] = {
143 .ctl = 1,
144 .name = "Line-in Capture Volume",
145 },
146 [MIXER_MIC_P] = {
147 .ctl = 1,
148 .name = "Mic Playback Volume",
149 },
150 [MIXER_MIC_C] = {
151 .ctl = 1,
152 .name = "Mic Capture Volume",
153 },
154 [MIXER_SPDIFI_P] = {
155 .ctl = 1,
156 .name = "S/PDIF-in Playback Volume",
157 },
158 [MIXER_SPDIFI_C] = {
159 .ctl = 1,
160 .name = "S/PDIF-in Capture Volume",
161 },
162 [MIXER_SPDIFO_P] = {
163 .ctl = 1,
164 .name = "S/PDIF-out Playback Volume",
165 },
166 [MIXER_WAVEF_P] = {
167 .ctl = 1,
168 .name = "Front Playback Volume",
169 },
170 [MIXER_WAVES_P] = {
171 .ctl = 1,
6585db94 172 .name = "Side Playback Volume",
8cc72361
WYC		 173 },
174 [MIXER_WAVEC_P] = {
175 .ctl = 1,
176 .name = "Center/LFE Playback Volume",
177 },
178 [MIXER_WAVER_P] = {
179 .ctl = 1,
6585db94 180 .name = "Surround Playback Volume",
8cc72361
WYC		 181 },
182
183 [MIXER_PCM_C_S] = {
184 .ctl = 1,
185 .name = "PCM Capture Switch",
186 },
187 [MIXER_LINEIN_C_S] = {
188 .ctl = 1,
189 .name = "Line-in Capture Switch",
190 },
191 [MIXER_MIC_C_S] = {
192 .ctl = 1,
193 .name = "Mic Capture Switch",
194 },
195 [MIXER_SPDIFI_C_S] = {
196 .ctl = 1,
197 .name = "S/PDIF-in Capture Switch",
198 },
199 [MIXER_LINEIN_P_S] = {
200 .ctl = 1,
201 .name = "Line-in Playback Switch",
202 },
203 [MIXER_SPDIFO_P_S] = {
204 .ctl = 1,
205 .name = "S/PDIF-out Playback Switch",
206 },
207 [MIXER_SPDIFI_P_S] = {
208 .ctl = 1,
209 .name = "S/PDIF-in Playback Switch",
210 },
211 [MIXER_WAVEF_P_S] = {
212 .ctl = 1,
213 .name = "Front Playback Switch",
214 },
215 [MIXER_WAVES_P_S] = {
216 .ctl = 1,
6585db94 217 .name = "Side Playback Switch",
8cc72361
WYC		 218 },
219 [MIXER_WAVEC_P_S] = {
220 .ctl = 1,
221 .name = "Center/LFE Playback Switch",
222 },
223 [MIXER_WAVER_P_S] = {
224 .ctl = 1,
6585db94 225 .name = "Surround Playback Switch",
8cc72361
WYC		 226 },
227 [MIXER_DIGITAL_IO_S] = {
228 .ctl = 0,
229 .name = "Digit-IO Playback Switch",
230 },
231};
232
233static void
234ct_mixer_recording_select(struct ct_mixer *mixer, enum CT_AMIXER_CTL type);
235
236static void
237ct_mixer_recording_unselect(struct ct_mixer *mixer, enum CT_AMIXER_CTL type);
238
239static struct snd_kcontrol *kctls[2] = {NULL};
240
241static enum CT_AMIXER_CTL get_amixer_index(enum CTALSA_MIXER_CTL alsa_index)
242{
243 switch (alsa_index) {
244 case MIXER_MASTER_P: return AMIXER_MASTER_F;
245 case MIXER_MASTER_C: return AMIXER_MASTER_F_C;
246 case MIXER_PCM_P: return AMIXER_PCM_F;
247 case MIXER_PCM_C:
248 case MIXER_PCM_C_S: return AMIXER_PCM_F_C;
249 case MIXER_LINEIN_P: return AMIXER_LINEIN;
250 case MIXER_LINEIN_C:
251 case MIXER_LINEIN_C_S: return AMIXER_LINEIN_C;
252 case MIXER_MIC_P: return AMIXER_MIC;
253 case MIXER_MIC_C:
254 case MIXER_MIC_C_S: return AMIXER_MIC_C;
255 case MIXER_SPDIFI_P: return AMIXER_SPDIFI;
256 case MIXER_SPDIFI_C:
257 case MIXER_SPDIFI_C_S: return AMIXER_SPDIFI_C;
258 case MIXER_SPDIFO_P: return AMIXER_SPDIFO;
259 case MIXER_WAVEF_P: return AMIXER_WAVE_F;
260 case MIXER_WAVES_P: return AMIXER_WAVE_S;
261 case MIXER_WAVEC_P: return AMIXER_WAVE_C;
262 case MIXER_WAVER_P: return AMIXER_WAVE_R;
263 default: return NUM_CT_AMIXERS;
264 }
265}
266
267static enum CT_AMIXER_CTL get_recording_amixer(enum CT_AMIXER_CTL index)
268{
269 switch (index) {
270 case AMIXER_MASTER_F: return AMIXER_MASTER_F_C;
271 case AMIXER_PCM_F: return AMIXER_PCM_F_C;
272 case AMIXER_SPDIFI: return AMIXER_SPDIFI_C;
273 case AMIXER_LINEIN: return AMIXER_LINEIN_C;
274 case AMIXER_MIC: return AMIXER_MIC_C;
275 default: return NUM_CT_AMIXERS;
276 }
277}
278
279static unsigned char
280get_switch_state(struct ct_mixer *mixer, enum CTALSA_MIXER_CTL type)
281{
282 return (mixer->switch_state & (0x1 << (type - SWH_MIXER_START)))
283 ? 1 : 0;
284}
285
286static void
287set_switch_state(struct ct_mixer *mixer,
288 enum CTALSA_MIXER_CTL type, unsigned char state)
289{
290 if (state)
291 mixer->switch_state |= (0x1 << (type - SWH_MIXER_START));
292 else
293 mixer->switch_state &= ~(0x1 << (type - SWH_MIXER_START));
294}
295
d436dd06 296#if 0 /* not used */
8cc72361
WYC		 297/* Map integer value ranging from 0 to 65535 to 14-bit float value ranging
298 * from 2^-6 to (1+1023/1024) */
299static unsigned int uint16_to_float14(unsigned int x)
300{
514eef9c 301 unsigned int i;
8cc72361
WYC		 302
303 if (x < 17)
304 return 0;
305
306 x *= 2031;
307 x /= 65535;
308 x += 16;
309
310 /* i <= 6 */
311 for (i = 0; !(x & 0x400); i++)
312 x <<= 1;
313
314 x = (((7 - i) & 0x7) << 10) | (x & 0x3ff);
315
316 return x;
317}
318
319static unsigned int float14_to_uint16(unsigned int x)
320{
514eef9c 321 unsigned int e;
8cc72361
WYC		 322
323 if (!x)
324 return x;
325
326 e = (x >> 10) & 0x7;
327 x &= 0x3ff;
328 x += 1024;
329 x >>= (7 - e);
330 x -= 16;
331 x *= 65535;
332 x /= 2031;
333
334 return x;
335}
d436dd06
TI		 336#endif /* not used */
337
338#define VOL_SCALE 0x1c
339#define VOL_MAX 0x100
340
341static const DECLARE_TLV_DB_SCALE(ct_vol_db_scale, -6400, 25, 1);
8cc72361
WYC		 342
343static int ct_alsa_mix_volume_info(struct snd_kcontrol *kcontrol,
344 struct snd_ctl_elem_info *uinfo)
345{
346 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
347 uinfo->count = 2;
348 uinfo->value.integer.min = 0;
d436dd06 349 uinfo->value.integer.max = VOL_MAX;
8cc72361
WYC		 350
351 return 0;
352}
353
354static int ct_alsa_mix_volume_get(struct snd_kcontrol *kcontrol,
355 struct snd_ctl_elem_value *ucontrol)
356{
357 struct ct_atc *atc = snd_kcontrol_chip(kcontrol);
358 enum CT_AMIXER_CTL type = get_amixer_index(kcontrol->private_value);
d436dd06
TI		 359 struct amixer *amixer;
360 int i, val;
8cc72361
WYC		 361
362 for (i = 0; i < 2; i++) {
363 amixer = ((struct ct_mixer *)atc->mixer)->
364 amixers[type*CHN_NUM+i];
d436dd06
TI		 365 val = amixer->ops->get_scale(amixer) / VOL_SCALE;
366 if (val < 0)
367 val = 0;
368 else if (val > VOL_MAX)
369 val = VOL_MAX;
370 ucontrol->value.integer.value[i] = val;
8cc72361
WYC		 371 }
372
373 return 0;
374}
375
376static int ct_alsa_mix_volume_put(struct snd_kcontrol *kcontrol,
377 struct snd_ctl_elem_value *ucontrol)
378{
379 struct ct_atc *atc = snd_kcontrol_chip(kcontrol);
380 struct ct_mixer *mixer = atc->mixer;
381 enum CT_AMIXER_CTL type = get_amixer_index(kcontrol->private_value);
d436dd06
TI		 382 struct amixer *amixer;
383 int i, j, val, oval, change = 0;
8cc72361
WYC		 384
385 for (i = 0; i < 2; i++) {
d436dd06
TI		 386 val = ucontrol->value.integer.value[i];
387 if (val < 0)
388 val = 0;
389 else if (val > VOL_MAX)
390 val = VOL_MAX;
391 val *= VOL_SCALE;
8cc72361 392 amixer = mixer->amixers[type*CHN_NUM+i];
d436dd06
TI		 393 oval = amixer->ops->get_scale(amixer);
394 if (val != oval) {
8cc72361
WYC		 395 amixer->ops->set_scale(amixer, val);
396 amixer->ops->commit_write(amixer);
397 change = 1;
398 /* Synchronize Master/PCM playback AMIXERs. */
399 if (AMIXER_MASTER_F == type || AMIXER_PCM_F == type) {
400 for (j = 1; j < 4; j++) {
401 amixer = mixer->
402 amixers[(type+j)*CHN_NUM+i];
403 amixer->ops->set_scale(amixer, val);
404 amixer->ops->commit_write(amixer);
405 }
406 }
407 }
408 }
409
410 return change;
411}
412
413static struct snd_kcontrol_new vol_ctl = {
d436dd06
TI		 414 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
415 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
8cc72361
WYC		 416 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
417 .info = ct_alsa_mix_volume_info,
418 .get = ct_alsa_mix_volume_get,
d436dd06
TI		 419 .put = ct_alsa_mix_volume_put,
420 .tlv = { .p = ct_vol_db_scale },
8cc72361
WYC		 421};
422
423static void
424do_line_mic_switch(struct ct_atc *atc, enum CTALSA_MIXER_CTL type)
425{
426
427 if (MIXER_LINEIN_C_S == type) {
428 atc->select_line_in(atc);
429 set_switch_state(atc->mixer, MIXER_MIC_C_S, 0);
430 snd_ctl_notify(atc->card, SNDRV_CTL_EVENT_MASK_VALUE,
431 &kctls[1]->id);
432 } else if (MIXER_MIC_C_S == type) {
433 atc->select_mic_in(atc);
434 set_switch_state(atc->mixer, MIXER_LINEIN_C_S, 0);
435 snd_ctl_notify(atc->card, SNDRV_CTL_EVENT_MASK_VALUE,
436 &kctls[0]->id);
437 }
438}
439
440static void
441do_digit_io_switch(struct ct_atc *atc, int state)
442{
443 struct ct_mixer *mixer = atc->mixer;
444
445 if (state) {
446 atc->select_digit_io(atc);
447 atc->spdif_out_unmute(atc,
448 get_switch_state(mixer, MIXER_SPDIFO_P_S));
449 atc->spdif_in_unmute(atc, 1);
450 atc->line_in_unmute(atc, 0);
451 return;
452 }
453
454 if (get_switch_state(mixer, MIXER_LINEIN_C_S))
455 atc->select_line_in(atc);
456 else if (get_switch_state(mixer, MIXER_MIC_C_S))
457 atc->select_mic_in(atc);
458
459 atc->spdif_out_unmute(atc, 0);
460 atc->spdif_in_unmute(atc, 0);
461 atc->line_in_unmute(atc, 1);
462 return;
463}
464
29959a09
WYC		 465static void do_switch(struct ct_atc *atc, enum CTALSA_MIXER_CTL type, int state)
466{
467 struct ct_mixer *mixer = atc->mixer;
468
469 /* Do changes in mixer. */
470 if ((SWH_CAPTURE_START <= type) && (SWH_CAPTURE_END >= type)) {
471 if (state) {
472 ct_mixer_recording_select(mixer,
473 get_amixer_index(type));
474 } else {
475 ct_mixer_recording_unselect(mixer,
476 get_amixer_index(type));
477 }
478 }
479 /* Do changes out of mixer. */
480 if (state && (MIXER_LINEIN_C_S == type || MIXER_MIC_C_S == type))
481 do_line_mic_switch(atc, type);
482 else if (MIXER_WAVEF_P_S == type)
483 atc->line_front_unmute(atc, state);
484 else if (MIXER_WAVES_P_S == type)
485 atc->line_surround_unmute(atc, state);
486 else if (MIXER_WAVEC_P_S == type)
487 atc->line_clfe_unmute(atc, state);
488 else if (MIXER_WAVER_P_S == type)
489 atc->line_rear_unmute(atc, state);
490 else if (MIXER_LINEIN_P_S == type)
491 atc->line_in_unmute(atc, state);
492 else if (MIXER_SPDIFO_P_S == type)
493 atc->spdif_out_unmute(atc, state);
494 else if (MIXER_SPDIFI_P_S == type)
495 atc->spdif_in_unmute(atc, state);
496 else if (MIXER_DIGITAL_IO_S == type)
497 do_digit_io_switch(atc, state);
498
499 return;
500}
501
8cc72361
WYC		 502static int ct_alsa_mix_switch_info(struct snd_kcontrol *kcontrol,
503 struct snd_ctl_elem_info *uinfo)
504{
505 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
506 uinfo->count = 1;
507 uinfo->value.integer.min = 0;
508 uinfo->value.integer.max = 1;
509 uinfo->value.integer.step = 1;
510
511 return 0;
512}
513
514static int ct_alsa_mix_switch_get(struct snd_kcontrol *kcontrol,
515 struct snd_ctl_elem_value *ucontrol)
516{
517 struct ct_mixer *mixer =
518 ((struct ct_atc *)snd_kcontrol_chip(kcontrol))->mixer;
519 enum CTALSA_MIXER_CTL type = kcontrol->private_value;
520
521 ucontrol->value.integer.value[0] = get_switch_state(mixer, type);
522 return 0;
523}
524
525static int ct_alsa_mix_switch_put(struct snd_kcontrol *kcontrol,
526 struct snd_ctl_elem_value *ucontrol)
527{
528 struct ct_atc *atc = snd_kcontrol_chip(kcontrol);
529 struct ct_mixer *mixer = atc->mixer;
530 enum CTALSA_MIXER_CTL type = kcontrol->private_value;
514eef9c 531 int state;
8cc72361
WYC		 532
533 state = ucontrol->value.integer.value[0];
534 if (get_switch_state(mixer, type) == state)
535 return 0;
536
537 set_switch_state(mixer, type, state);
29959a09 538 do_switch(atc, type, state);
8cc72361
WYC		 539
540 return 1;
541}
542
543static struct snd_kcontrol_new swh_ctl = {
544 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
545 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
546 .info = ct_alsa_mix_switch_info,
547 .get = ct_alsa_mix_switch_get,
548 .put = ct_alsa_mix_switch_put
549};
550
551static int ct_spdif_info(struct snd_kcontrol *kcontrol,
552 struct snd_ctl_elem_info *uinfo)
553{
554 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
555 uinfo->count = 1;
556 return 0;
557}
558
559static int ct_spdif_get_mask(struct snd_kcontrol *kcontrol,
560 struct snd_ctl_elem_value *ucontrol)
561{
562 ucontrol->value.iec958.status[0] = 0xff;
563 ucontrol->value.iec958.status[1] = 0xff;
564 ucontrol->value.iec958.status[2] = 0xff;
565 ucontrol->value.iec958.status[3] = 0xff;
566 return 0;
567}
568
569static int ct_spdif_default_get(struct snd_kcontrol *kcontrol,
570 struct snd_ctl_elem_value *ucontrol)
571{
572 unsigned int status = SNDRV_PCM_DEFAULT_CON_SPDIF;
573
574 ucontrol->value.iec958.status[0] = (status >> 0) & 0xff;
575 ucontrol->value.iec958.status[1] = (status >> 8) & 0xff;
576 ucontrol->value.iec958.status[2] = (status >> 16) & 0xff;
577 ucontrol->value.iec958.status[3] = (status >> 24) & 0xff;
578
579 return 0;
580}
581
582static int ct_spdif_get(struct snd_kcontrol *kcontrol,
583 struct snd_ctl_elem_value *ucontrol)
584{
585 struct ct_atc *atc = snd_kcontrol_chip(kcontrol);
514eef9c 586 unsigned int status;
8cc72361
WYC		 587
588 atc->spdif_out_get_status(atc, &status);
589 ucontrol->value.iec958.status[0] = (status >> 0) & 0xff;
590 ucontrol->value.iec958.status[1] = (status >> 8) & 0xff;
591 ucontrol->value.iec958.status[2] = (status >> 16) & 0xff;
592 ucontrol->value.iec958.status[3] = (status >> 24) & 0xff;
593
594 return 0;
595}
596
597static int ct_spdif_put(struct snd_kcontrol *kcontrol,
598 struct snd_ctl_elem_value *ucontrol)
599{
600 struct ct_atc *atc = snd_kcontrol_chip(kcontrol);
514eef9c
TI		 601 int change;
602 unsigned int status, old_status;
8cc72361
WYC		 603
604 status = (ucontrol->value.iec958.status[0] << 0) |
605 (ucontrol->value.iec958.status[1] << 8) |
606 (ucontrol->value.iec958.status[2] << 16) |
607 (ucontrol->value.iec958.status[3] << 24);
608
609 atc->spdif_out_get_status(atc, &old_status);
610 change = (old_status != status);
611 if (change)
612 atc->spdif_out_set_status(atc, status);
613
614 return change;
615}
616
617static struct snd_kcontrol_new iec958_mask_ctl = {
618 .access = SNDRV_CTL_ELEM_ACCESS_READ,
619 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
620 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
621 .count = 1,
622 .info = ct_spdif_info,
623 .get = ct_spdif_get_mask,
624 .private_value = MIXER_IEC958_MASK
625};
626
627static struct snd_kcontrol_new iec958_default_ctl = {
628 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
629 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
630 .count = 1,
631 .info = ct_spdif_info,
632 .get = ct_spdif_default_get,
633 .put = ct_spdif_put,
634 .private_value = MIXER_IEC958_DEFAULT
635};
636
637static struct snd_kcontrol_new iec958_ctl = {
638 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
639 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
640 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
641 .count = 1,
642 .info = ct_spdif_info,
643 .get = ct_spdif_get,
644 .put = ct_spdif_put,
645 .private_value = MIXER_IEC958_STREAM
646};
647
648#define NUM_IEC958_CTL 3
649
650static int
651ct_mixer_kcontrol_new(struct ct_mixer *mixer, struct snd_kcontrol_new *new)
652{
514eef9c
TI		 653 struct snd_kcontrol *kctl;
654 int err;
8cc72361
WYC		 655
656 kctl = snd_ctl_new1(new, mixer->atc);
35ebf6e7 657 if (!kctl)
8cc72361
WYC		 658 return -ENOMEM;
659
660 if (SNDRV_CTL_ELEM_IFACE_PCM == kctl->id.iface)
661 kctl->id.device = IEC958;
662
663 err = snd_ctl_add(mixer->atc->card, kctl);
664 if (err)
665 return err;
666
667 switch (new->private_value) {
668 case MIXER_LINEIN_C_S:
669 kctls[0] = kctl; break;
670 case MIXER_MIC_C_S:
671 kctls[1] = kctl; break;
672 default:
673 break;
674 }
675
676 return 0;
677}
678
679static int ct_mixer_kcontrols_create(struct ct_mixer *mixer)
680{
514eef9c 681 enum CTALSA_MIXER_CTL type;
8cc72361 682 struct ct_atc *atc = mixer->atc;
514eef9c 683 int err;
8cc72361
WYC		 684
685 /* Create snd kcontrol instances on demand */
686 for (type = VOL_MIXER_START; type <= VOL_MIXER_END; type++) {
687 if (ct_kcontrol_init_table[type].ctl) {
688 vol_ctl.name = ct_kcontrol_init_table[type].name;
689 vol_ctl.private_value = (unsigned long)type;
690 err = ct_mixer_kcontrol_new(mixer, &vol_ctl);
691 if (err)
692 return err;
693 }
694 }
695
696 ct_kcontrol_init_table[MIXER_DIGITAL_IO_S].ctl =
697 atc->have_digit_io_switch(atc);
698 for (type = SWH_MIXER_START; type <= SWH_MIXER_END; type++) {
699 if (ct_kcontrol_init_table[type].ctl) {
700 swh_ctl.name = ct_kcontrol_init_table[type].name;
701 swh_ctl.private_value = (unsigned long)type;
702 err = ct_mixer_kcontrol_new(mixer, &swh_ctl);
703 if (err)
704 return err;
705 }
706 }
707
708 err = ct_mixer_kcontrol_new(mixer, &iec958_mask_ctl);
709 if (err)
710 return err;
711
712 err = ct_mixer_kcontrol_new(mixer, &iec958_default_ctl);
713 if (err)
714 return err;
715
716 err = ct_mixer_kcontrol_new(mixer, &iec958_ctl);
717 if (err)
718 return err;
719
720 atc->line_front_unmute(atc, 1);
721 set_switch_state(mixer, MIXER_WAVEF_P_S, 1);
722 atc->line_surround_unmute(atc, 0);
723 set_switch_state(mixer, MIXER_WAVES_P_S, 0);
724 atc->line_clfe_unmute(atc, 0);
725 set_switch_state(mixer, MIXER_WAVEC_P_S, 0);
726 atc->line_rear_unmute(atc, 0);
727 set_switch_state(mixer, MIXER_WAVER_P_S, 0);
728 atc->spdif_out_unmute(atc, 0);
729 set_switch_state(mixer, MIXER_SPDIFO_P_S, 0);
730 atc->line_in_unmute(atc, 0);
731 set_switch_state(mixer, MIXER_LINEIN_P_S, 0);
732 atc->spdif_in_unmute(atc, 0);
733 set_switch_state(mixer, MIXER_SPDIFI_P_S, 0);
734
735 set_switch_state(mixer, MIXER_PCM_C_S, 1);
736 set_switch_state(mixer, MIXER_LINEIN_C_S, 1);
737 set_switch_state(mixer, MIXER_SPDIFI_C_S, 1);
738
739 return 0;
740}
741
742static void
743ct_mixer_recording_select(struct ct_mixer *mixer, enum CT_AMIXER_CTL type)
744{
514eef9c
TI		 745 struct amixer *amix_d;
746 struct sum *sum_c;
747 int i;
8cc72361
WYC		 748
749 for (i = 0; i < 2; i++) {
750 amix_d = mixer->amixers[type*CHN_NUM+i];
751 sum_c = mixer->sums[SUM_IN_F_C*CHN_NUM+i];
752 amix_d->ops->set_sum(amix_d, sum_c);
753 amix_d->ops->commit_write(amix_d);
754 }
755}
756
757static void
758ct_mixer_recording_unselect(struct ct_mixer *mixer, enum CT_AMIXER_CTL type)
759{
514eef9c
TI		 760 struct amixer *amix_d;
761 int i;
8cc72361
WYC		 762
763 for (i = 0; i < 2; i++) {
764 amix_d = mixer->amixers[type*CHN_NUM+i];
765 amix_d->ops->set_sum(amix_d, NULL);
766 amix_d->ops->commit_write(amix_d);
767 }
768}
769
770static int ct_mixer_get_resources(struct ct_mixer *mixer)
771{
514eef9c
TI		 772 struct sum_mgr *sum_mgr;
773 struct sum *sum;
8cc72361 774 struct sum_desc sum_desc = {0};
514eef9c
TI		 775 struct amixer_mgr *amixer_mgr;
776 struct amixer *amixer;
8cc72361 777 struct amixer_desc am_desc = {0};
514eef9c
TI		 778 int err;
779 int i;
8cc72361
WYC		 780
781 /* Allocate sum resources for mixer obj */
782 sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM];
783 sum_desc.msr = mixer->atc->msr;
784 for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) {
785 err = sum_mgr->get_sum(sum_mgr, &sum_desc, &sum);
786 if (err) {
b3e0afe6 787 printk(KERN_ERR "ctxfi:Failed to get sum resources for "
8cc72361
WYC		 788 "front output!\n");
789 break;
790 }
791 mixer->sums[i] = sum;
792 }
793 if (err)
794 goto error1;
795
796 /* Allocate amixer resources for mixer obj */
797 amixer_mgr = (struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER];
798 am_desc.msr = mixer->atc->msr;
799 for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) {
800 err = amixer_mgr->get_amixer(amixer_mgr, &am_desc, &amixer);
801 if (err) {
b3e0afe6
TI		 802 printk(KERN_ERR "ctxfi:Failed to get amixer resources "
803 "for mixer obj!\n");
8cc72361
WYC		 804 break;
805 }
806 mixer->amixers[i] = amixer;
807 }
808 if (err)
809 goto error2;
810
811 return 0;
812
813error2:
814 for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) {
815 if (NULL != mixer->amixers[i]) {
816 amixer = mixer->amixers[i];
817 amixer_mgr->put_amixer(amixer_mgr, amixer);
818 mixer->amixers[i] = NULL;
819 }
820 }
821error1:
822 for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) {
823 if (NULL != mixer->sums[i]) {
824 sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]);
825 mixer->sums[i] = NULL;
826 }
827 }
828
829 return err;
830}
831
832static int ct_mixer_get_mem(struct ct_mixer **rmixer)
833{
514eef9c
TI		 834 struct ct_mixer *mixer;
835 int err;
8cc72361
WYC		 836
837 *rmixer = NULL;
838 /* Allocate mem for mixer obj */
839 mixer = kzalloc(sizeof(*mixer), GFP_KERNEL);
35ebf6e7 840 if (!mixer)
8cc72361
WYC		 841 return -ENOMEM;
842
843 mixer->amixers = kzalloc(sizeof(void *)*(NUM_CT_AMIXERS*CHN_NUM),
844 GFP_KERNEL);
35ebf6e7 845 if (!mixer->amixers) {
8cc72361
WYC		 846 err = -ENOMEM;
847 goto error1;
848 }
849 mixer->sums = kzalloc(sizeof(void *)*(NUM_CT_SUMS*CHN_NUM), GFP_KERNEL);
35ebf6e7 850 if (!mixer->sums) {
8cc72361
WYC		 851 err = -ENOMEM;
852 goto error2;
853 }
854
855 *rmixer = mixer;
856 return 0;
857
858error2:
859 kfree(mixer->amixers);
860error1:
861 kfree(mixer);
862 return err;
863}
864
865static int ct_mixer_topology_build(struct ct_mixer *mixer)
866{
514eef9c
TI		 867 struct sum *sum;
868 struct amixer *amix_d, *amix_s;
869 enum CT_AMIXER_CTL i, j;
8cc72361
WYC		 870
871 /* Build topology from destination to source */
872
873 /* Set up Master mixer */
874 for (i = AMIXER_MASTER_F, j = SUM_IN_F;
875 i <= AMIXER_MASTER_S; i++, j++) {
876 amix_d = mixer->amixers[i*CHN_NUM];
877 sum = mixer->sums[j*CHN_NUM];
878 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
879 amix_d = mixer->amixers[i*CHN_NUM+1];
880 sum = mixer->sums[j*CHN_NUM+1];
881 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
882 }
883
884 /* Set up Wave-out mixer */
885 for (i = AMIXER_WAVE_F, j = AMIXER_MASTER_F;
886 i <= AMIXER_WAVE_S; i++, j++) {
887 amix_d = mixer->amixers[i*CHN_NUM];
888 amix_s = mixer->amixers[j*CHN_NUM];
889 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
890 amix_d = mixer->amixers[i*CHN_NUM+1];
891 amix_s = mixer->amixers[j*CHN_NUM+1];
892 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
893 }
894
895 /* Set up S/PDIF-out mixer */
896 amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM];
897 amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM];
898 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
899 amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM+1];
900 amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM+1];
901 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
902
903 /* Set up PCM-in mixer */
904 for (i = AMIXER_PCM_F, j = SUM_IN_F; i <= AMIXER_PCM_S; i++, j++) {
905 amix_d = mixer->amixers[i*CHN_NUM];
906 sum = mixer->sums[j*CHN_NUM];
907 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
908 amix_d = mixer->amixers[i*CHN_NUM+1];
909 sum = mixer->sums[j*CHN_NUM+1];
910 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
911 }
912
913 /* Set up Line-in mixer */
914 amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM];
915 sum = mixer->sums[SUM_IN_F*CHN_NUM];
916 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
917 amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM+1];
918 sum = mixer->sums[SUM_IN_F*CHN_NUM+1];
919 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
920
921 /* Set up Mic-in mixer */
922 amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM];
923 sum = mixer->sums[SUM_IN_F*CHN_NUM];
924 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
925 amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM+1];
926 sum = mixer->sums[SUM_IN_F*CHN_NUM+1];
927 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
928
929 /* Set up S/PDIF-in mixer */
930 amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM];
931 sum = mixer->sums[SUM_IN_F*CHN_NUM];
932 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
933 amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM+1];
934 sum = mixer->sums[SUM_IN_F*CHN_NUM+1];
935 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
936
937 /* Set up Master recording mixer */
938 amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM];
939 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
940 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
941 amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM+1];
942 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
943 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
944
945 /* Set up PCM-in recording mixer */
946 amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM];
947 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
948 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
949 amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM+1];
950 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
951 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
952
953 /* Set up Line-in recording mixer */
954 amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM];
955 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
956 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
957 amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM+1];
958 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
959 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
960
961 /* Set up Mic-in recording mixer */
962 amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM];
963 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
964 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
965 amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM+1];
966 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
967 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
968
969 /* Set up S/PDIF-in recording mixer */
970 amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM];
971 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
972 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
973 amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM+1];
974 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
975 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
976
977 return 0;
978}
979
980static int mixer_set_input_port(struct amixer *amixer, struct rsc *rsc)
981{
982 amixer->ops->set_input(amixer, rsc);
983 amixer->ops->commit_write(amixer);
984
985 return 0;
986}
987
988static enum CT_AMIXER_CTL port_to_amixer(enum MIXER_PORT_T type)
989{
990 switch (type) {
991 case MIX_WAVE_FRONT: return AMIXER_WAVE_F;
992 case MIX_WAVE_SURROUND: return AMIXER_WAVE_S;
993 case MIX_WAVE_CENTLFE: return AMIXER_WAVE_C;
994 case MIX_WAVE_REAR: return AMIXER_WAVE_R;
995 case MIX_PCMO_FRONT: return AMIXER_MASTER_F_C;
996 case MIX_SPDIF_OUT: return AMIXER_SPDIFO;
997 case MIX_LINE_IN: return AMIXER_LINEIN;
998 case MIX_MIC_IN: return AMIXER_MIC;
999 case MIX_SPDIF_IN: return AMIXER_SPDIFI;
1000 case MIX_PCMI_FRONT: return AMIXER_PCM_F;
1001 case MIX_PCMI_SURROUND: return AMIXER_PCM_S;
1002 case MIX_PCMI_CENTLFE: return AMIXER_PCM_C;
1003 case MIX_PCMI_REAR: return AMIXER_PCM_R;
1004 default: return 0;
1005 }
1006}
1007
1008static int mixer_get_output_ports(struct ct_mixer *mixer,
1009 enum MIXER_PORT_T type,
1010 struct rsc **rleft, struct rsc **rright)
1011{
1012 enum CT_AMIXER_CTL amix = port_to_amixer(type);
1013
1014 if (NULL != rleft)
1015 *rleft = &((struct amixer *)mixer->amixers[amix*CHN_NUM])->rsc;
1016
1017 if (NULL != rright)
1018 *rright =
1019 &((struct amixer *)mixer->amixers[amix*CHN_NUM+1])->rsc;
1020
1021 return 0;
1022}
1023
1024static int mixer_set_input_left(struct ct_mixer *mixer,
1025 enum MIXER_PORT_T type, struct rsc *rsc)
1026{
1027 enum CT_AMIXER_CTL amix = port_to_amixer(type);
1028
1029 mixer_set_input_port(mixer->amixers[amix*CHN_NUM], rsc);
1030 amix = get_recording_amixer(amix);
1031 if (amix < NUM_CT_AMIXERS)
1032 mixer_set_input_port(mixer->amixers[amix*CHN_NUM], rsc);
1033
1034 return 0;
1035}
1036
1037static int
1038mixer_set_input_right(struct ct_mixer *mixer,
1039 enum MIXER_PORT_T type, struct rsc *rsc)
1040{
1041 enum CT_AMIXER_CTL amix = port_to_amixer(type);
1042
1043 mixer_set_input_port(mixer->amixers[amix*CHN_NUM+1], rsc);
1044 amix = get_recording_amixer(amix);
1045 if (amix < NUM_CT_AMIXERS)
1046 mixer_set_input_port(mixer->amixers[amix*CHN_NUM+1], rsc);
1047
1048 return 0;
1049}
1050
29959a09
WYC		 1051#ifdef CONFIG_PM
1052static int mixer_resume(struct ct_mixer *mixer)
1053{
1054 int i, state;
1055 struct amixer *amixer;
1056
1057 /* resume topology and volume gain. */
1058 for (i = 0; i < NUM_CT_AMIXERS*CHN_NUM; i++) {
1059 amixer = mixer->amixers[i];
1060 amixer->ops->commit_write(amixer);
1061 }
1062
1063 /* resume switch state. */
1064 for (i = SWH_MIXER_START; i <= SWH_MIXER_END; i++) {
1065 state = get_switch_state(mixer, i);
1066 do_switch(mixer->atc, i, state);
1067 }
1068
1069 return 0;
1070}
1071#endif
1072
8cc72361
WYC		 1073int ct_mixer_destroy(struct ct_mixer *mixer)
1074{
1075 struct sum_mgr *sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM];
1076 struct amixer_mgr *amixer_mgr =
1077 (struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER];
514eef9c 1078 struct amixer *amixer;
8cc72361
WYC		 1079 int i = 0;
1080
1081 /* Release amixer resources */
1082 for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) {
1083 if (NULL != mixer->amixers[i]) {
1084 amixer = mixer->amixers[i];
1085 amixer_mgr->put_amixer(amixer_mgr, amixer);
1086 }
1087 }
1088
1089 /* Release sum resources */
1090 for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) {
1091 if (NULL != mixer->sums[i])
1092 sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]);
1093 }
1094
1095 /* Release mem assigned to mixer object */
1096 kfree(mixer->sums);
1097 kfree(mixer->amixers);
1098 kfree(mixer);
1099
1100 return 0;
1101}
1102
1103int ct_mixer_create(struct ct_atc *atc, struct ct_mixer **rmixer)
1104{
514eef9c
TI		 1105 struct ct_mixer *mixer;
1106 int err;
8cc72361
WYC		 1107
1108 *rmixer = NULL;
1109
1110 /* Allocate mem for mixer obj */
1111 err = ct_mixer_get_mem(&mixer);
1112 if (err)
1113 return err;
1114
1115 mixer->switch_state = 0;
1116 mixer->atc = atc;
1117 /* Set operations */
1118 mixer->get_output_ports = mixer_get_output_ports;
1119 mixer->set_input_left = mixer_set_input_left;
1120 mixer->set_input_right = mixer_set_input_right;
29959a09
WYC		 1121#ifdef CONFIG_PM
1122 mixer->resume = mixer_resume;
1123#endif
8cc72361
WYC		 1124
1125 /* Allocate chip resources for mixer obj */
1126 err = ct_mixer_get_resources(mixer);
1127 if (err)
1128 goto error;
1129
1130 /* Build internal mixer topology */
1131 ct_mixer_topology_build(mixer);
1132
1133 *rmixer = mixer;
1134
1135 return 0;
1136
1137error:
1138 ct_mixer_destroy(mixer);
1139 return err;
1140}
1141
1142int ct_alsa_mix_create(struct ct_atc *atc,
1143 enum CTALSADEVS device,
1144 const char *device_name)
1145{
514eef9c 1146 int err;
8cc72361
WYC		 1147
1148 /* Create snd kcontrol instances on demand */
032abb51 1149 /* vol_ctl.device = swh_ctl.device = device; */ /* better w/ device 0 */
8cc72361
WYC		 1150 err = ct_mixer_kcontrols_create((struct ct_mixer *)atc->mixer);
1151 if (err)
1152 return err;
1153
1154 strcpy(atc->card->mixername, device_name);
1155
1156 return 0;
1157}
Linux 6.x block layer and io_uring tree(s)