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Merge branch 'nfs-for-2.6.39' into nfs-for-next
[linux-2.6-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
8cc72361
WYC		 569static int ct_spdif_get(struct snd_kcontrol *kcontrol,
570 struct snd_ctl_elem_value *ucontrol)
571{
572 struct ct_atc *atc = snd_kcontrol_chip(kcontrol);
514eef9c 573 unsigned int status;
8cc72361
WYC		 574
575 atc->spdif_out_get_status(atc, &status);
f164753a
PB		 576
577 if (status == 0)
578 status = SNDRV_PCM_DEFAULT_CON_SPDIF;
579
8cc72361
WYC		 580 ucontrol->value.iec958.status[0] = (status >> 0) & 0xff;
581 ucontrol->value.iec958.status[1] = (status >> 8) & 0xff;
582 ucontrol->value.iec958.status[2] = (status >> 16) & 0xff;
583 ucontrol->value.iec958.status[3] = (status >> 24) & 0xff;
584
585 return 0;
586}
587
588static int ct_spdif_put(struct snd_kcontrol *kcontrol,
589 struct snd_ctl_elem_value *ucontrol)
590{
591 struct ct_atc *atc = snd_kcontrol_chip(kcontrol);
514eef9c
TI		 592 int change;
593 unsigned int status, old_status;
8cc72361
WYC		 594
595 status = (ucontrol->value.iec958.status[0] << 0) |
596 (ucontrol->value.iec958.status[1] << 8) |
597 (ucontrol->value.iec958.status[2] << 16) |
598 (ucontrol->value.iec958.status[3] << 24);
599
600 atc->spdif_out_get_status(atc, &old_status);
601 change = (old_status != status);
602 if (change)
603 atc->spdif_out_set_status(atc, status);
604
605 return change;
606}
607
608static struct snd_kcontrol_new iec958_mask_ctl = {
609 .access = SNDRV_CTL_ELEM_ACCESS_READ,
610 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
611 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
612 .count = 1,
613 .info = ct_spdif_info,
614 .get = ct_spdif_get_mask,
615 .private_value = MIXER_IEC958_MASK
616};
617
618static struct snd_kcontrol_new iec958_default_ctl = {
619 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
620 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
621 .count = 1,
622 .info = ct_spdif_info,
f164753a 623 .get = ct_spdif_get,
8cc72361
WYC		 624 .put = ct_spdif_put,
625 .private_value = MIXER_IEC958_DEFAULT
626};
627
628static struct snd_kcontrol_new iec958_ctl = {
629 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
630 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
631 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
632 .count = 1,
633 .info = ct_spdif_info,
634 .get = ct_spdif_get,
635 .put = ct_spdif_put,
636 .private_value = MIXER_IEC958_STREAM
637};
638
639#define NUM_IEC958_CTL 3
640
641static int
642ct_mixer_kcontrol_new(struct ct_mixer *mixer, struct snd_kcontrol_new *new)
643{
514eef9c
TI		 644 struct snd_kcontrol *kctl;
645 int err;
8cc72361
WYC		 646
647 kctl = snd_ctl_new1(new, mixer->atc);
35ebf6e7 648 if (!kctl)
8cc72361
WYC		 649 return -ENOMEM;
650
651 if (SNDRV_CTL_ELEM_IFACE_PCM == kctl->id.iface)
652 kctl->id.device = IEC958;
653
654 err = snd_ctl_add(mixer->atc->card, kctl);
655 if (err)
656 return err;
657
658 switch (new->private_value) {
659 case MIXER_LINEIN_C_S:
660 kctls[0] = kctl; break;
661 case MIXER_MIC_C_S:
662 kctls[1] = kctl; break;
663 default:
664 break;
665 }
666
667 return 0;
668}
669
670static int ct_mixer_kcontrols_create(struct ct_mixer *mixer)
671{
514eef9c 672 enum CTALSA_MIXER_CTL type;
8cc72361 673 struct ct_atc *atc = mixer->atc;
514eef9c 674 int err;
8cc72361
WYC		 675
676 /* Create snd kcontrol instances on demand */
677 for (type = VOL_MIXER_START; type <= VOL_MIXER_END; type++) {
678 if (ct_kcontrol_init_table[type].ctl) {
679 vol_ctl.name = ct_kcontrol_init_table[type].name;
680 vol_ctl.private_value = (unsigned long)type;
681 err = ct_mixer_kcontrol_new(mixer, &vol_ctl);
682 if (err)
683 return err;
684 }
685 }
686
687 ct_kcontrol_init_table[MIXER_DIGITAL_IO_S].ctl =
688 atc->have_digit_io_switch(atc);
689 for (type = SWH_MIXER_START; type <= SWH_MIXER_END; type++) {
690 if (ct_kcontrol_init_table[type].ctl) {
691 swh_ctl.name = ct_kcontrol_init_table[type].name;
692 swh_ctl.private_value = (unsigned long)type;
693 err = ct_mixer_kcontrol_new(mixer, &swh_ctl);
694 if (err)
695 return err;
696 }
697 }
698
699 err = ct_mixer_kcontrol_new(mixer, &iec958_mask_ctl);
700 if (err)
701 return err;
702
703 err = ct_mixer_kcontrol_new(mixer, &iec958_default_ctl);
704 if (err)
705 return err;
706
707 err = ct_mixer_kcontrol_new(mixer, &iec958_ctl);
708 if (err)
709 return err;
710
711 atc->line_front_unmute(atc, 1);
712 set_switch_state(mixer, MIXER_WAVEF_P_S, 1);
713 atc->line_surround_unmute(atc, 0);
714 set_switch_state(mixer, MIXER_WAVES_P_S, 0);
715 atc->line_clfe_unmute(atc, 0);
716 set_switch_state(mixer, MIXER_WAVEC_P_S, 0);
717 atc->line_rear_unmute(atc, 0);
718 set_switch_state(mixer, MIXER_WAVER_P_S, 0);
719 atc->spdif_out_unmute(atc, 0);
720 set_switch_state(mixer, MIXER_SPDIFO_P_S, 0);
721 atc->line_in_unmute(atc, 0);
722 set_switch_state(mixer, MIXER_LINEIN_P_S, 0);
723 atc->spdif_in_unmute(atc, 0);
724 set_switch_state(mixer, MIXER_SPDIFI_P_S, 0);
725
726 set_switch_state(mixer, MIXER_PCM_C_S, 1);
727 set_switch_state(mixer, MIXER_LINEIN_C_S, 1);
728 set_switch_state(mixer, MIXER_SPDIFI_C_S, 1);
729
730 return 0;
731}
732
733static void
734ct_mixer_recording_select(struct ct_mixer *mixer, enum CT_AMIXER_CTL type)
735{
514eef9c
TI		 736 struct amixer *amix_d;
737 struct sum *sum_c;
738 int i;
8cc72361
WYC		 739
740 for (i = 0; i < 2; i++) {
741 amix_d = mixer->amixers[type*CHN_NUM+i];
742 sum_c = mixer->sums[SUM_IN_F_C*CHN_NUM+i];
743 amix_d->ops->set_sum(amix_d, sum_c);
744 amix_d->ops->commit_write(amix_d);
745 }
746}
747
748static void
749ct_mixer_recording_unselect(struct ct_mixer *mixer, enum CT_AMIXER_CTL type)
750{
514eef9c
TI		 751 struct amixer *amix_d;
752 int i;
8cc72361
WYC		 753
754 for (i = 0; i < 2; i++) {
755 amix_d = mixer->amixers[type*CHN_NUM+i];
756 amix_d->ops->set_sum(amix_d, NULL);
757 amix_d->ops->commit_write(amix_d);
758 }
759}
760
761static int ct_mixer_get_resources(struct ct_mixer *mixer)
762{
514eef9c
TI		 763 struct sum_mgr *sum_mgr;
764 struct sum *sum;
8cc72361 765 struct sum_desc sum_desc = {0};
514eef9c
TI		 766 struct amixer_mgr *amixer_mgr;
767 struct amixer *amixer;
8cc72361 768 struct amixer_desc am_desc = {0};
514eef9c
TI		 769 int err;
770 int i;
8cc72361
WYC		 771
772 /* Allocate sum resources for mixer obj */
773 sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM];
774 sum_desc.msr = mixer->atc->msr;
775 for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) {
776 err = sum_mgr->get_sum(sum_mgr, &sum_desc, &sum);
777 if (err) {
b3e0afe6 778 printk(KERN_ERR "ctxfi:Failed to get sum resources for "
8cc72361
WYC		 779 "front output!\n");
780 break;
781 }
782 mixer->sums[i] = sum;
783 }
784 if (err)
785 goto error1;
786
787 /* Allocate amixer resources for mixer obj */
788 amixer_mgr = (struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER];
789 am_desc.msr = mixer->atc->msr;
790 for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) {
791 err = amixer_mgr->get_amixer(amixer_mgr, &am_desc, &amixer);
792 if (err) {
b3e0afe6
TI		 793 printk(KERN_ERR "ctxfi:Failed to get amixer resources "
794 "for mixer obj!\n");
8cc72361
WYC		 795 break;
796 }
797 mixer->amixers[i] = amixer;
798 }
799 if (err)
800 goto error2;
801
802 return 0;
803
804error2:
805 for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) {
806 if (NULL != mixer->amixers[i]) {
807 amixer = mixer->amixers[i];
808 amixer_mgr->put_amixer(amixer_mgr, amixer);
809 mixer->amixers[i] = NULL;
810 }
811 }
812error1:
813 for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) {
814 if (NULL != mixer->sums[i]) {
815 sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]);
816 mixer->sums[i] = NULL;
817 }
818 }
819
820 return err;
821}
822
823static int ct_mixer_get_mem(struct ct_mixer **rmixer)
824{
514eef9c
TI		 825 struct ct_mixer *mixer;
826 int err;
8cc72361
WYC		 827
828 *rmixer = NULL;
829 /* Allocate mem for mixer obj */
830 mixer = kzalloc(sizeof(*mixer), GFP_KERNEL);
35ebf6e7 831 if (!mixer)
8cc72361
WYC		 832 return -ENOMEM;
833
834 mixer->amixers = kzalloc(sizeof(void *)*(NUM_CT_AMIXERS*CHN_NUM),
835 GFP_KERNEL);
35ebf6e7 836 if (!mixer->amixers) {
8cc72361
WYC		 837 err = -ENOMEM;
838 goto error1;
839 }
840 mixer->sums = kzalloc(sizeof(void *)*(NUM_CT_SUMS*CHN_NUM), GFP_KERNEL);
35ebf6e7 841 if (!mixer->sums) {
8cc72361
WYC		 842 err = -ENOMEM;
843 goto error2;
844 }
845
846 *rmixer = mixer;
847 return 0;
848
849error2:
850 kfree(mixer->amixers);
851error1:
852 kfree(mixer);
853 return err;
854}
855
856static int ct_mixer_topology_build(struct ct_mixer *mixer)
857{
514eef9c
TI		 858 struct sum *sum;
859 struct amixer *amix_d, *amix_s;
860 enum CT_AMIXER_CTL i, j;
8cc72361
WYC		 861
862 /* Build topology from destination to source */
863
864 /* Set up Master mixer */
865 for (i = AMIXER_MASTER_F, j = SUM_IN_F;
866 i <= AMIXER_MASTER_S; i++, j++) {
867 amix_d = mixer->amixers[i*CHN_NUM];
868 sum = mixer->sums[j*CHN_NUM];
869 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
870 amix_d = mixer->amixers[i*CHN_NUM+1];
871 sum = mixer->sums[j*CHN_NUM+1];
872 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
873 }
874
875 /* Set up Wave-out mixer */
876 for (i = AMIXER_WAVE_F, j = AMIXER_MASTER_F;
877 i <= AMIXER_WAVE_S; i++, j++) {
878 amix_d = mixer->amixers[i*CHN_NUM];
879 amix_s = mixer->amixers[j*CHN_NUM];
880 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
881 amix_d = mixer->amixers[i*CHN_NUM+1];
882 amix_s = mixer->amixers[j*CHN_NUM+1];
883 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
884 }
885
886 /* Set up S/PDIF-out mixer */
887 amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM];
888 amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM];
889 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
890 amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM+1];
891 amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM+1];
892 amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL);
893
894 /* Set up PCM-in mixer */
895 for (i = AMIXER_PCM_F, j = SUM_IN_F; i <= AMIXER_PCM_S; i++, j++) {
896 amix_d = mixer->amixers[i*CHN_NUM];
897 sum = mixer->sums[j*CHN_NUM];
898 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
899 amix_d = mixer->amixers[i*CHN_NUM+1];
900 sum = mixer->sums[j*CHN_NUM+1];
901 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
902 }
903
904 /* Set up Line-in mixer */
905 amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM];
906 sum = mixer->sums[SUM_IN_F*CHN_NUM];
907 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
908 amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM+1];
909 sum = mixer->sums[SUM_IN_F*CHN_NUM+1];
910 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
911
912 /* Set up Mic-in mixer */
913 amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM];
914 sum = mixer->sums[SUM_IN_F*CHN_NUM];
915 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
916 amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM+1];
917 sum = mixer->sums[SUM_IN_F*CHN_NUM+1];
918 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
919
920 /* Set up S/PDIF-in mixer */
921 amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM];
922 sum = mixer->sums[SUM_IN_F*CHN_NUM];
923 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
924 amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM+1];
925 sum = mixer->sums[SUM_IN_F*CHN_NUM+1];
926 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
927
928 /* Set up Master recording mixer */
929 amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM];
930 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
931 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
932 amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM+1];
933 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
934 amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL);
935
936 /* Set up PCM-in recording mixer */
937 amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM];
938 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
939 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
940 amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM+1];
941 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
942 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
943
944 /* Set up Line-in recording mixer */
945 amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM];
946 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
947 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
948 amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM+1];
949 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
950 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
951
952 /* Set up Mic-in recording mixer */
953 amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM];
954 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
955 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
956 amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM+1];
957 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
958 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
959
960 /* Set up S/PDIF-in recording mixer */
961 amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM];
962 sum = mixer->sums[SUM_IN_F_C*CHN_NUM];
963 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
964 amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM+1];
965 sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1];
966 amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum);
967
968 return 0;
969}
970
971static int mixer_set_input_port(struct amixer *amixer, struct rsc *rsc)
972{
973 amixer->ops->set_input(amixer, rsc);
974 amixer->ops->commit_write(amixer);
975
976 return 0;
977}
978
979static enum CT_AMIXER_CTL port_to_amixer(enum MIXER_PORT_T type)
980{
981 switch (type) {
982 case MIX_WAVE_FRONT: return AMIXER_WAVE_F;
983 case MIX_WAVE_SURROUND: return AMIXER_WAVE_S;
984 case MIX_WAVE_CENTLFE: return AMIXER_WAVE_C;
985 case MIX_WAVE_REAR: return AMIXER_WAVE_R;
986 case MIX_PCMO_FRONT: return AMIXER_MASTER_F_C;
987 case MIX_SPDIF_OUT: return AMIXER_SPDIFO;
988 case MIX_LINE_IN: return AMIXER_LINEIN;
989 case MIX_MIC_IN: return AMIXER_MIC;
990 case MIX_SPDIF_IN: return AMIXER_SPDIFI;
991 case MIX_PCMI_FRONT: return AMIXER_PCM_F;
992 case MIX_PCMI_SURROUND: return AMIXER_PCM_S;
993 case MIX_PCMI_CENTLFE: return AMIXER_PCM_C;
994 case MIX_PCMI_REAR: return AMIXER_PCM_R;
995 default: return 0;
996 }
997}
998
999static int mixer_get_output_ports(struct ct_mixer *mixer,
1000 enum MIXER_PORT_T type,
1001 struct rsc **rleft, struct rsc **rright)
1002{
1003 enum CT_AMIXER_CTL amix = port_to_amixer(type);
1004
1005 if (NULL != rleft)
1006 *rleft = &((struct amixer *)mixer->amixers[amix*CHN_NUM])->rsc;
1007
1008 if (NULL != rright)
1009 *rright =
1010 &((struct amixer *)mixer->amixers[amix*CHN_NUM+1])->rsc;
1011
1012 return 0;
1013}
1014
1015static int mixer_set_input_left(struct ct_mixer *mixer,
1016 enum MIXER_PORT_T type, struct rsc *rsc)
1017{
1018 enum CT_AMIXER_CTL amix = port_to_amixer(type);
1019
1020 mixer_set_input_port(mixer->amixers[amix*CHN_NUM], rsc);
1021 amix = get_recording_amixer(amix);
1022 if (amix < NUM_CT_AMIXERS)
1023 mixer_set_input_port(mixer->amixers[amix*CHN_NUM], rsc);
1024
1025 return 0;
1026}
1027
1028static int
1029mixer_set_input_right(struct ct_mixer *mixer,
1030 enum MIXER_PORT_T type, struct rsc *rsc)
1031{
1032 enum CT_AMIXER_CTL amix = port_to_amixer(type);
1033
1034 mixer_set_input_port(mixer->amixers[amix*CHN_NUM+1], rsc);
1035 amix = get_recording_amixer(amix);
1036 if (amix < NUM_CT_AMIXERS)
1037 mixer_set_input_port(mixer->amixers[amix*CHN_NUM+1], rsc);
1038
1039 return 0;
1040}
1041
29959a09
WYC		 1042#ifdef CONFIG_PM
1043static int mixer_resume(struct ct_mixer *mixer)
1044{
1045 int i, state;
1046 struct amixer *amixer;
1047
1048 /* resume topology and volume gain. */
1049 for (i = 0; i < NUM_CT_AMIXERS*CHN_NUM; i++) {
1050 amixer = mixer->amixers[i];
1051 amixer->ops->commit_write(amixer);
1052 }
1053
1054 /* resume switch state. */
1055 for (i = SWH_MIXER_START; i <= SWH_MIXER_END; i++) {
1056 state = get_switch_state(mixer, i);
1057 do_switch(mixer->atc, i, state);
1058 }
1059
1060 return 0;
1061}
1062#endif
1063
8cc72361
WYC		 1064int ct_mixer_destroy(struct ct_mixer *mixer)
1065{
1066 struct sum_mgr *sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM];
1067 struct amixer_mgr *amixer_mgr =
1068 (struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER];
514eef9c 1069 struct amixer *amixer;
8cc72361
WYC		 1070 int i = 0;
1071
1072 /* Release amixer resources */
1073 for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) {
1074 if (NULL != mixer->amixers[i]) {
1075 amixer = mixer->amixers[i];
1076 amixer_mgr->put_amixer(amixer_mgr, amixer);
1077 }
1078 }
1079
1080 /* Release sum resources */
1081 for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) {
1082 if (NULL != mixer->sums[i])
1083 sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]);
1084 }
1085
1086 /* Release mem assigned to mixer object */
1087 kfree(mixer->sums);
1088 kfree(mixer->amixers);
1089 kfree(mixer);
1090
1091 return 0;
1092}
1093
1094int ct_mixer_create(struct ct_atc *atc, struct ct_mixer **rmixer)
1095{
514eef9c
TI		 1096 struct ct_mixer *mixer;
1097 int err;
8cc72361
WYC		 1098
1099 *rmixer = NULL;
1100
1101 /* Allocate mem for mixer obj */
1102 err = ct_mixer_get_mem(&mixer);
1103 if (err)
1104 return err;
1105
1106 mixer->switch_state = 0;
1107 mixer->atc = atc;
1108 /* Set operations */
1109 mixer->get_output_ports = mixer_get_output_ports;
1110 mixer->set_input_left = mixer_set_input_left;
1111 mixer->set_input_right = mixer_set_input_right;
29959a09
WYC		 1112#ifdef CONFIG_PM
1113 mixer->resume = mixer_resume;
1114#endif
8cc72361
WYC		 1115
1116 /* Allocate chip resources for mixer obj */
1117 err = ct_mixer_get_resources(mixer);
1118 if (err)
1119 goto error;
1120
1121 /* Build internal mixer topology */
1122 ct_mixer_topology_build(mixer);
1123
1124 *rmixer = mixer;
1125
1126 return 0;
1127
1128error:
1129 ct_mixer_destroy(mixer);
1130 return err;
1131}
1132
1133int ct_alsa_mix_create(struct ct_atc *atc,
1134 enum CTALSADEVS device,
1135 const char *device_name)
1136{
514eef9c 1137 int err;
8cc72361
WYC		 1138
1139 /* Create snd kcontrol instances on demand */
032abb51 1140 /* vol_ctl.device = swh_ctl.device = device; */ /* better w/ device 0 */
8cc72361
WYC		 1141 err = ct_mixer_kcontrols_create((struct ct_mixer *)atc->mixer);
1142 if (err)
1143 return err;
1144
1145 strcpy(atc->card->mixername, device_name);
1146
1147 return 0;
1148}
Linux 6.x block layer and io_uring tree(s)