1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. |
4 | * |
5 | * @File ctmixer.c |
6 | * |
7 | * @Brief |
8 | * This file contains the implementation of alsa mixer device functions. |
9 | * |
10 | * @Author Liu Chun |
11 | * @Date May 28 2008 |
12 | */ |
13 | |
14 | |
15 | #include "ctmixer.h" |
16 | #include "ctamixer.h" |
17 | #include <linux/slab.h> |
18 | #include <sound/core.h> |
19 | #include <sound/control.h> |
20 | #include <sound/asoundef.h> |
21 | #include <sound/pcm.h> |
22 | #include <sound/tlv.h> |
23 | |
24 | enum CT_SUM_CTL { |
25 | SUM_IN_F, |
26 | SUM_IN_R, |
27 | SUM_IN_C, |
28 | SUM_IN_S, |
29 | SUM_IN_F_C, |
30 | |
31 | NUM_CT_SUMS |
32 | }; |
33 | |
34 | enum CT_AMIXER_CTL { |
35 | /* volume control mixers */ |
36 | AMIXER_MASTER_F, |
37 | AMIXER_MASTER_R, |
38 | AMIXER_MASTER_C, |
39 | AMIXER_MASTER_S, |
40 | AMIXER_PCM_F, |
41 | AMIXER_PCM_R, |
42 | AMIXER_PCM_C, |
43 | AMIXER_PCM_S, |
44 | AMIXER_SPDIFI, |
45 | AMIXER_LINEIN, |
46 | AMIXER_MIC, |
47 | AMIXER_SPDIFO, |
48 | AMIXER_WAVE_F, |
49 | AMIXER_WAVE_R, |
50 | AMIXER_WAVE_C, |
51 | AMIXER_WAVE_S, |
52 | AMIXER_MASTER_F_C, |
53 | AMIXER_PCM_F_C, |
54 | AMIXER_SPDIFI_C, |
55 | AMIXER_LINEIN_C, |
56 | AMIXER_MIC_C, |
57 | |
58 | /* this should always be the last one */ |
59 | NUM_CT_AMIXERS |
60 | }; |
61 | |
62 | enum CTALSA_MIXER_CTL { |
63 | /* volume control mixers */ |
64 | MIXER_MASTER_P, |
65 | MIXER_PCM_P, |
66 | MIXER_LINEIN_P, |
67 | MIXER_MIC_P, |
68 | MIXER_SPDIFI_P, |
69 | MIXER_SPDIFO_P, |
70 | MIXER_WAVEF_P, |
71 | MIXER_WAVER_P, |
72 | MIXER_WAVEC_P, |
73 | MIXER_WAVES_P, |
74 | MIXER_MASTER_C, |
75 | MIXER_PCM_C, |
76 | MIXER_LINEIN_C, |
77 | MIXER_MIC_C, |
78 | MIXER_SPDIFI_C, |
79 | |
80 | /* switch control mixers */ |
81 | MIXER_PCM_C_S, |
82 | MIXER_LINEIN_C_S, |
83 | MIXER_MIC_C_S, |
84 | MIXER_SPDIFI_C_S, |
85 | MIXER_SPDIFO_P_S, |
86 | MIXER_WAVEF_P_S, |
87 | MIXER_WAVER_P_S, |
88 | MIXER_WAVEC_P_S, |
89 | MIXER_WAVES_P_S, |
90 | MIXER_DIGITAL_IO_S, |
91 | MIXER_IEC958_MASK, |
92 | MIXER_IEC958_DEFAULT, |
93 | MIXER_IEC958_STREAM, |
94 | |
95 | /* this should always be the last one */ |
96 | NUM_CTALSA_MIXERS |
97 | }; |
98 | |
99 | #define VOL_MIXER_START MIXER_MASTER_P |
100 | #define VOL_MIXER_END MIXER_SPDIFI_C |
101 | #define VOL_MIXER_NUM (VOL_MIXER_END - VOL_MIXER_START + 1) |
102 | #define SWH_MIXER_START MIXER_PCM_C_S |
103 | #define SWH_MIXER_END MIXER_DIGITAL_IO_S |
104 | #define SWH_CAPTURE_START MIXER_PCM_C_S |
105 | #define SWH_CAPTURE_END MIXER_SPDIFI_C_S |
106 | |
107 | #define CHN_NUM 2 |
108 | |
109 | struct ct_kcontrol_init { |
110 | unsigned char ctl; |
111 | char *name; |
112 | }; |
113 | |
114 | static struct ct_kcontrol_init |
115 | ct_kcontrol_init_table[NUM_CTALSA_MIXERS] = { |
116 | [MIXER_MASTER_P] = { |
117 | .ctl = 1, |
118 | .name = "Master Playback Volume" , |
119 | }, |
120 | [MIXER_MASTER_C] = { |
121 | .ctl = 1, |
122 | .name = "Master Capture Volume" , |
123 | }, |
124 | [MIXER_PCM_P] = { |
125 | .ctl = 1, |
126 | .name = "PCM Playback Volume" , |
127 | }, |
128 | [MIXER_PCM_C] = { |
129 | .ctl = 1, |
130 | .name = "PCM Capture Volume" , |
131 | }, |
132 | [MIXER_LINEIN_P] = { |
133 | .ctl = 1, |
134 | .name = "Line Playback Volume" , |
135 | }, |
136 | [MIXER_LINEIN_C] = { |
137 | .ctl = 1, |
138 | .name = "Line Capture Volume" , |
139 | }, |
140 | [MIXER_MIC_P] = { |
141 | .ctl = 1, |
142 | .name = "Mic Playback Volume" , |
143 | }, |
144 | [MIXER_MIC_C] = { |
145 | .ctl = 1, |
146 | .name = "Mic Capture Volume" , |
147 | }, |
148 | [MIXER_SPDIFI_P] = { |
149 | .ctl = 1, |
150 | .name = "IEC958 Playback Volume" , |
151 | }, |
152 | [MIXER_SPDIFI_C] = { |
153 | .ctl = 1, |
154 | .name = "IEC958 Capture Volume" , |
155 | }, |
156 | [MIXER_SPDIFO_P] = { |
157 | .ctl = 1, |
158 | .name = "Digital Playback Volume" , |
159 | }, |
160 | [MIXER_WAVEF_P] = { |
161 | .ctl = 1, |
162 | .name = "Front Playback Volume" , |
163 | }, |
164 | [MIXER_WAVES_P] = { |
165 | .ctl = 1, |
166 | .name = "Side Playback Volume" , |
167 | }, |
168 | [MIXER_WAVEC_P] = { |
169 | .ctl = 1, |
170 | .name = "Center/LFE Playback Volume" , |
171 | }, |
172 | [MIXER_WAVER_P] = { |
173 | .ctl = 1, |
174 | .name = "Surround Playback Volume" , |
175 | }, |
176 | [MIXER_PCM_C_S] = { |
177 | .ctl = 1, |
178 | .name = "PCM Capture Switch" , |
179 | }, |
180 | [MIXER_LINEIN_C_S] = { |
181 | .ctl = 1, |
182 | .name = "Line Capture Switch" , |
183 | }, |
184 | [MIXER_MIC_C_S] = { |
185 | .ctl = 1, |
186 | .name = "Mic Capture Switch" , |
187 | }, |
188 | [MIXER_SPDIFI_C_S] = { |
189 | .ctl = 1, |
190 | .name = "IEC958 Capture Switch" , |
191 | }, |
192 | [MIXER_SPDIFO_P_S] = { |
193 | .ctl = 1, |
194 | .name = "Digital Playback Switch" , |
195 | }, |
196 | [MIXER_WAVEF_P_S] = { |
197 | .ctl = 1, |
198 | .name = "Front Playback Switch" , |
199 | }, |
200 | [MIXER_WAVES_P_S] = { |
201 | .ctl = 1, |
202 | .name = "Side Playback Switch" , |
203 | }, |
204 | [MIXER_WAVEC_P_S] = { |
205 | .ctl = 1, |
206 | .name = "Center/LFE Playback Switch" , |
207 | }, |
208 | [MIXER_WAVER_P_S] = { |
209 | .ctl = 1, |
210 | .name = "Surround Playback Switch" , |
211 | }, |
212 | [MIXER_DIGITAL_IO_S] = { |
213 | .ctl = 0, |
214 | .name = "Digit-IO Playback Switch" , |
215 | }, |
216 | }; |
217 | |
218 | static void |
219 | ct_mixer_recording_select(struct ct_mixer *mixer, enum CT_AMIXER_CTL type); |
220 | |
221 | static void |
222 | ct_mixer_recording_unselect(struct ct_mixer *mixer, enum CT_AMIXER_CTL type); |
223 | |
224 | /* FIXME: this static looks like it would fail if more than one card was */ |
225 | /* installed. */ |
226 | static struct snd_kcontrol *kctls[2] = {NULL}; |
227 | |
228 | static enum CT_AMIXER_CTL get_amixer_index(enum CTALSA_MIXER_CTL alsa_index) |
229 | { |
230 | switch (alsa_index) { |
231 | case MIXER_MASTER_P: return AMIXER_MASTER_F; |
232 | case MIXER_MASTER_C: return AMIXER_MASTER_F_C; |
233 | case MIXER_PCM_P: return AMIXER_PCM_F; |
234 | case MIXER_PCM_C: |
235 | case MIXER_PCM_C_S: return AMIXER_PCM_F_C; |
236 | case MIXER_LINEIN_P: return AMIXER_LINEIN; |
237 | case MIXER_LINEIN_C: |
238 | case MIXER_LINEIN_C_S: return AMIXER_LINEIN_C; |
239 | case MIXER_MIC_P: return AMIXER_MIC; |
240 | case MIXER_MIC_C: |
241 | case MIXER_MIC_C_S: return AMIXER_MIC_C; |
242 | case MIXER_SPDIFI_P: return AMIXER_SPDIFI; |
243 | case MIXER_SPDIFI_C: |
244 | case MIXER_SPDIFI_C_S: return AMIXER_SPDIFI_C; |
245 | case MIXER_SPDIFO_P: return AMIXER_SPDIFO; |
246 | case MIXER_WAVEF_P: return AMIXER_WAVE_F; |
247 | case MIXER_WAVES_P: return AMIXER_WAVE_S; |
248 | case MIXER_WAVEC_P: return AMIXER_WAVE_C; |
249 | case MIXER_WAVER_P: return AMIXER_WAVE_R; |
250 | default: return NUM_CT_AMIXERS; |
251 | } |
252 | } |
253 | |
254 | static enum CT_AMIXER_CTL get_recording_amixer(enum CT_AMIXER_CTL index) |
255 | { |
256 | switch (index) { |
257 | case AMIXER_MASTER_F: return AMIXER_MASTER_F_C; |
258 | case AMIXER_PCM_F: return AMIXER_PCM_F_C; |
259 | case AMIXER_SPDIFI: return AMIXER_SPDIFI_C; |
260 | case AMIXER_LINEIN: return AMIXER_LINEIN_C; |
261 | case AMIXER_MIC: return AMIXER_MIC_C; |
262 | default: return NUM_CT_AMIXERS; |
263 | } |
264 | } |
265 | |
266 | static unsigned char |
267 | get_switch_state(struct ct_mixer *mixer, enum CTALSA_MIXER_CTL type) |
268 | { |
269 | return (mixer->switch_state & (0x1 << (type - SWH_MIXER_START))) |
270 | ? 1 : 0; |
271 | } |
272 | |
273 | static void |
274 | set_switch_state(struct ct_mixer *mixer, |
275 | enum CTALSA_MIXER_CTL type, unsigned char state) |
276 | { |
277 | if (state) |
278 | mixer->switch_state |= (0x1 << (type - SWH_MIXER_START)); |
279 | else |
280 | mixer->switch_state &= ~(0x1 << (type - SWH_MIXER_START)); |
281 | } |
282 | |
283 | #if 0 /* not used */ |
284 | /* Map integer value ranging from 0 to 65535 to 14-bit float value ranging |
285 | * from 2^-6 to (1+1023/1024) */ |
286 | static unsigned int uint16_to_float14(unsigned int x) |
287 | { |
288 | unsigned int i; |
289 | |
290 | if (x < 17) |
291 | return 0; |
292 | |
293 | x *= 2031; |
294 | x /= 65535; |
295 | x += 16; |
296 | |
297 | /* i <= 6 */ |
298 | for (i = 0; !(x & 0x400); i++) |
299 | x <<= 1; |
300 | |
301 | x = (((7 - i) & 0x7) << 10) | (x & 0x3ff); |
302 | |
303 | return x; |
304 | } |
305 | |
306 | static unsigned int float14_to_uint16(unsigned int x) |
307 | { |
308 | unsigned int e; |
309 | |
310 | if (!x) |
311 | return x; |
312 | |
313 | e = (x >> 10) & 0x7; |
314 | x &= 0x3ff; |
315 | x += 1024; |
316 | x >>= (7 - e); |
317 | x -= 16; |
318 | x *= 65535; |
319 | x /= 2031; |
320 | |
321 | return x; |
322 | } |
323 | #endif /* not used */ |
324 | |
325 | #define VOL_SCALE 0x1c |
326 | #define VOL_MAX 0x100 |
327 | |
328 | static const DECLARE_TLV_DB_SCALE(ct_vol_db_scale, -6400, 25, 1); |
329 | |
330 | static int ct_alsa_mix_volume_info(struct snd_kcontrol *kcontrol, |
331 | struct snd_ctl_elem_info *uinfo) |
332 | { |
333 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
334 | uinfo->count = 2; |
335 | uinfo->value.integer.min = 0; |
336 | uinfo->value.integer.max = VOL_MAX; |
337 | |
338 | return 0; |
339 | } |
340 | |
341 | static int ct_alsa_mix_volume_get(struct snd_kcontrol *kcontrol, |
342 | struct snd_ctl_elem_value *ucontrol) |
343 | { |
344 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
345 | enum CT_AMIXER_CTL type = get_amixer_index(alsa_index: kcontrol->private_value); |
346 | struct amixer *amixer; |
347 | int i, val; |
348 | |
349 | for (i = 0; i < 2; i++) { |
350 | amixer = ((struct ct_mixer *)atc->mixer)-> |
351 | amixers[type*CHN_NUM+i]; |
352 | val = amixer->ops->get_scale(amixer) / VOL_SCALE; |
353 | if (val < 0) |
354 | val = 0; |
355 | else if (val > VOL_MAX) |
356 | val = VOL_MAX; |
357 | ucontrol->value.integer.value[i] = val; |
358 | } |
359 | |
360 | return 0; |
361 | } |
362 | |
363 | static int ct_alsa_mix_volume_put(struct snd_kcontrol *kcontrol, |
364 | struct snd_ctl_elem_value *ucontrol) |
365 | { |
366 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
367 | struct ct_mixer *mixer = atc->mixer; |
368 | enum CT_AMIXER_CTL type = get_amixer_index(alsa_index: kcontrol->private_value); |
369 | struct amixer *amixer; |
370 | int i, j, val, oval, change = 0; |
371 | |
372 | for (i = 0; i < 2; i++) { |
373 | val = ucontrol->value.integer.value[i]; |
374 | if (val < 0) |
375 | val = 0; |
376 | else if (val > VOL_MAX) |
377 | val = VOL_MAX; |
378 | val *= VOL_SCALE; |
379 | amixer = mixer->amixers[type*CHN_NUM+i]; |
380 | oval = amixer->ops->get_scale(amixer); |
381 | if (val != oval) { |
382 | amixer->ops->set_scale(amixer, val); |
383 | amixer->ops->commit_write(amixer); |
384 | change = 1; |
385 | /* Synchronize Master/PCM playback AMIXERs. */ |
386 | if (AMIXER_MASTER_F == type || AMIXER_PCM_F == type) { |
387 | for (j = 1; j < 4; j++) { |
388 | amixer = mixer-> |
389 | amixers[(type+j)*CHN_NUM+i]; |
390 | amixer->ops->set_scale(amixer, val); |
391 | amixer->ops->commit_write(amixer); |
392 | } |
393 | } |
394 | } |
395 | } |
396 | |
397 | return change; |
398 | } |
399 | |
400 | static struct snd_kcontrol_new vol_ctl = { |
401 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | |
402 | SNDRV_CTL_ELEM_ACCESS_TLV_READ, |
403 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
404 | .info = ct_alsa_mix_volume_info, |
405 | .get = ct_alsa_mix_volume_get, |
406 | .put = ct_alsa_mix_volume_put, |
407 | .tlv = { .p = ct_vol_db_scale }, |
408 | }; |
409 | |
410 | static int output_switch_info(struct snd_kcontrol *kcontrol, |
411 | struct snd_ctl_elem_info *info) |
412 | { |
413 | static const char *const names[3] = { |
414 | "FP Headphones" , "Headphones" , "Speakers" |
415 | }; |
416 | |
417 | return snd_ctl_enum_info(info, channels: 1, items: 3, names); |
418 | } |
419 | |
420 | static int output_switch_get(struct snd_kcontrol *kcontrol, |
421 | struct snd_ctl_elem_value *ucontrol) |
422 | { |
423 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
424 | ucontrol->value.enumerated.item[0] = atc->output_switch_get(atc); |
425 | return 0; |
426 | } |
427 | |
428 | static int output_switch_put(struct snd_kcontrol *kcontrol, |
429 | struct snd_ctl_elem_value *ucontrol) |
430 | { |
431 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
432 | if (ucontrol->value.enumerated.item[0] > 2) |
433 | return -EINVAL; |
434 | return atc->output_switch_put(atc, ucontrol->value.enumerated.item[0]); |
435 | } |
436 | |
437 | static struct snd_kcontrol_new output_ctl = { |
438 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
439 | .name = "Analog Output Playback Enum" , |
440 | .info = output_switch_info, |
441 | .get = output_switch_get, |
442 | .put = output_switch_put, |
443 | }; |
444 | |
445 | static int mic_source_switch_info(struct snd_kcontrol *kcontrol, |
446 | struct snd_ctl_elem_info *info) |
447 | { |
448 | static const char *const names[3] = { |
449 | "Mic" , "FP Mic" , "Aux" |
450 | }; |
451 | |
452 | return snd_ctl_enum_info(info, channels: 1, items: 3, names); |
453 | } |
454 | |
455 | static int mic_source_switch_get(struct snd_kcontrol *kcontrol, |
456 | struct snd_ctl_elem_value *ucontrol) |
457 | { |
458 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
459 | ucontrol->value.enumerated.item[0] = atc->mic_source_switch_get(atc); |
460 | return 0; |
461 | } |
462 | |
463 | static int mic_source_switch_put(struct snd_kcontrol *kcontrol, |
464 | struct snd_ctl_elem_value *ucontrol) |
465 | { |
466 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
467 | if (ucontrol->value.enumerated.item[0] > 2) |
468 | return -EINVAL; |
469 | return atc->mic_source_switch_put(atc, |
470 | ucontrol->value.enumerated.item[0]); |
471 | } |
472 | |
473 | static struct snd_kcontrol_new mic_source_ctl = { |
474 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
475 | .name = "Mic Source Capture Enum" , |
476 | .info = mic_source_switch_info, |
477 | .get = mic_source_switch_get, |
478 | .put = mic_source_switch_put, |
479 | }; |
480 | |
481 | static void |
482 | do_line_mic_switch(struct ct_atc *atc, enum CTALSA_MIXER_CTL type) |
483 | { |
484 | |
485 | if (MIXER_LINEIN_C_S == type) { |
486 | atc->select_line_in(atc); |
487 | set_switch_state(mixer: atc->mixer, type: MIXER_MIC_C_S, state: 0); |
488 | snd_ctl_notify(card: atc->card, SNDRV_CTL_EVENT_MASK_VALUE, |
489 | id: &kctls[1]->id); |
490 | } else if (MIXER_MIC_C_S == type) { |
491 | atc->select_mic_in(atc); |
492 | set_switch_state(mixer: atc->mixer, type: MIXER_LINEIN_C_S, state: 0); |
493 | snd_ctl_notify(card: atc->card, SNDRV_CTL_EVENT_MASK_VALUE, |
494 | id: &kctls[0]->id); |
495 | } |
496 | } |
497 | |
498 | static void |
499 | do_digit_io_switch(struct ct_atc *atc, int state) |
500 | { |
501 | struct ct_mixer *mixer = atc->mixer; |
502 | |
503 | if (state) { |
504 | atc->select_digit_io(atc); |
505 | atc->spdif_out_unmute(atc, |
506 | get_switch_state(mixer, type: MIXER_SPDIFO_P_S)); |
507 | atc->spdif_in_unmute(atc, 1); |
508 | atc->line_in_unmute(atc, 0); |
509 | return; |
510 | } |
511 | |
512 | if (get_switch_state(mixer, type: MIXER_LINEIN_C_S)) |
513 | atc->select_line_in(atc); |
514 | else if (get_switch_state(mixer, type: MIXER_MIC_C_S)) |
515 | atc->select_mic_in(atc); |
516 | |
517 | atc->spdif_out_unmute(atc, 0); |
518 | atc->spdif_in_unmute(atc, 0); |
519 | atc->line_in_unmute(atc, 1); |
520 | return; |
521 | } |
522 | |
523 | static void do_switch(struct ct_atc *atc, enum CTALSA_MIXER_CTL type, int state) |
524 | { |
525 | struct ct_mixer *mixer = atc->mixer; |
526 | struct capabilities cap = atc->capabilities(atc); |
527 | |
528 | /* Do changes in mixer. */ |
529 | if ((SWH_CAPTURE_START <= type) && (SWH_CAPTURE_END >= type)) { |
530 | if (state) { |
531 | ct_mixer_recording_select(mixer, |
532 | type: get_amixer_index(alsa_index: type)); |
533 | } else { |
534 | ct_mixer_recording_unselect(mixer, |
535 | type: get_amixer_index(alsa_index: type)); |
536 | } |
537 | } |
538 | /* Do changes out of mixer. */ |
539 | if (!cap.dedicated_mic && |
540 | (MIXER_LINEIN_C_S == type || MIXER_MIC_C_S == type)) { |
541 | if (state) |
542 | do_line_mic_switch(atc, type); |
543 | atc->line_in_unmute(atc, state); |
544 | } else if (cap.dedicated_mic && (MIXER_LINEIN_C_S == type)) |
545 | atc->line_in_unmute(atc, state); |
546 | else if (cap.dedicated_mic && (MIXER_MIC_C_S == type)) |
547 | atc->mic_unmute(atc, state); |
548 | else if (MIXER_SPDIFI_C_S == type) |
549 | atc->spdif_in_unmute(atc, state); |
550 | else if (MIXER_WAVEF_P_S == type) |
551 | atc->line_front_unmute(atc, state); |
552 | else if (MIXER_WAVES_P_S == type) |
553 | atc->line_surround_unmute(atc, state); |
554 | else if (MIXER_WAVEC_P_S == type) |
555 | atc->line_clfe_unmute(atc, state); |
556 | else if (MIXER_WAVER_P_S == type) |
557 | atc->line_rear_unmute(atc, state); |
558 | else if (MIXER_SPDIFO_P_S == type) |
559 | atc->spdif_out_unmute(atc, state); |
560 | else if (MIXER_DIGITAL_IO_S == type) |
561 | do_digit_io_switch(atc, state); |
562 | |
563 | return; |
564 | } |
565 | |
566 | static int ct_alsa_mix_switch_info(struct snd_kcontrol *kcontrol, |
567 | struct snd_ctl_elem_info *uinfo) |
568 | { |
569 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; |
570 | uinfo->count = 1; |
571 | uinfo->value.integer.min = 0; |
572 | uinfo->value.integer.max = 1; |
573 | uinfo->value.integer.step = 1; |
574 | |
575 | return 0; |
576 | } |
577 | |
578 | static int ct_alsa_mix_switch_get(struct snd_kcontrol *kcontrol, |
579 | struct snd_ctl_elem_value *ucontrol) |
580 | { |
581 | struct ct_mixer *mixer = |
582 | ((struct ct_atc *)snd_kcontrol_chip(kcontrol))->mixer; |
583 | enum CTALSA_MIXER_CTL type = kcontrol->private_value; |
584 | |
585 | ucontrol->value.integer.value[0] = get_switch_state(mixer, type); |
586 | return 0; |
587 | } |
588 | |
589 | static int ct_alsa_mix_switch_put(struct snd_kcontrol *kcontrol, |
590 | struct snd_ctl_elem_value *ucontrol) |
591 | { |
592 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
593 | struct ct_mixer *mixer = atc->mixer; |
594 | enum CTALSA_MIXER_CTL type = kcontrol->private_value; |
595 | int state; |
596 | |
597 | state = ucontrol->value.integer.value[0]; |
598 | if (get_switch_state(mixer, type) == state) |
599 | return 0; |
600 | |
601 | set_switch_state(mixer, type, state); |
602 | do_switch(atc, type, state); |
603 | |
604 | return 1; |
605 | } |
606 | |
607 | static struct snd_kcontrol_new swh_ctl = { |
608 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
609 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
610 | .info = ct_alsa_mix_switch_info, |
611 | .get = ct_alsa_mix_switch_get, |
612 | .put = ct_alsa_mix_switch_put |
613 | }; |
614 | |
615 | static int ct_spdif_info(struct snd_kcontrol *kcontrol, |
616 | struct snd_ctl_elem_info *uinfo) |
617 | { |
618 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; |
619 | uinfo->count = 1; |
620 | return 0; |
621 | } |
622 | |
623 | static int ct_spdif_get_mask(struct snd_kcontrol *kcontrol, |
624 | struct snd_ctl_elem_value *ucontrol) |
625 | { |
626 | ucontrol->value.iec958.status[0] = 0xff; |
627 | ucontrol->value.iec958.status[1] = 0xff; |
628 | ucontrol->value.iec958.status[2] = 0xff; |
629 | ucontrol->value.iec958.status[3] = 0xff; |
630 | return 0; |
631 | } |
632 | |
633 | static int ct_spdif_get(struct snd_kcontrol *kcontrol, |
634 | struct snd_ctl_elem_value *ucontrol) |
635 | { |
636 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
637 | unsigned int status; |
638 | |
639 | atc->spdif_out_get_status(atc, &status); |
640 | |
641 | if (status == 0) |
642 | status = SNDRV_PCM_DEFAULT_CON_SPDIF; |
643 | |
644 | ucontrol->value.iec958.status[0] = (status >> 0) & 0xff; |
645 | ucontrol->value.iec958.status[1] = (status >> 8) & 0xff; |
646 | ucontrol->value.iec958.status[2] = (status >> 16) & 0xff; |
647 | ucontrol->value.iec958.status[3] = (status >> 24) & 0xff; |
648 | |
649 | return 0; |
650 | } |
651 | |
652 | static int ct_spdif_put(struct snd_kcontrol *kcontrol, |
653 | struct snd_ctl_elem_value *ucontrol) |
654 | { |
655 | struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
656 | int change; |
657 | unsigned int status, old_status; |
658 | |
659 | status = (ucontrol->value.iec958.status[0] << 0) | |
660 | (ucontrol->value.iec958.status[1] << 8) | |
661 | (ucontrol->value.iec958.status[2] << 16) | |
662 | (ucontrol->value.iec958.status[3] << 24); |
663 | |
664 | atc->spdif_out_get_status(atc, &old_status); |
665 | change = (old_status != status); |
666 | if (change) |
667 | atc->spdif_out_set_status(atc, status); |
668 | |
669 | return change; |
670 | } |
671 | |
672 | static struct snd_kcontrol_new iec958_mask_ctl = { |
673 | .access = SNDRV_CTL_ELEM_ACCESS_READ, |
674 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
675 | .name = SNDRV_CTL_NAME_IEC958("" , PLAYBACK, MASK), |
676 | .count = 1, |
677 | .info = ct_spdif_info, |
678 | .get = ct_spdif_get_mask, |
679 | .private_value = MIXER_IEC958_MASK |
680 | }; |
681 | |
682 | static struct snd_kcontrol_new iec958_default_ctl = { |
683 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
684 | .name = SNDRV_CTL_NAME_IEC958("" , PLAYBACK, DEFAULT), |
685 | .count = 1, |
686 | .info = ct_spdif_info, |
687 | .get = ct_spdif_get, |
688 | .put = ct_spdif_put, |
689 | .private_value = MIXER_IEC958_DEFAULT |
690 | }; |
691 | |
692 | static struct snd_kcontrol_new iec958_ctl = { |
693 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
694 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
695 | .name = SNDRV_CTL_NAME_IEC958("" , PLAYBACK, PCM_STREAM), |
696 | .count = 1, |
697 | .info = ct_spdif_info, |
698 | .get = ct_spdif_get, |
699 | .put = ct_spdif_put, |
700 | .private_value = MIXER_IEC958_STREAM |
701 | }; |
702 | |
703 | #define NUM_IEC958_CTL 3 |
704 | |
705 | static int |
706 | ct_mixer_kcontrol_new(struct ct_mixer *mixer, struct snd_kcontrol_new *new) |
707 | { |
708 | struct snd_kcontrol *kctl; |
709 | int err; |
710 | |
711 | kctl = snd_ctl_new1(kcontrolnew: new, private_data: mixer->atc); |
712 | if (!kctl) |
713 | return -ENOMEM; |
714 | |
715 | if (SNDRV_CTL_ELEM_IFACE_PCM == kctl->id.iface) |
716 | kctl->id.device = IEC958; |
717 | |
718 | err = snd_ctl_add(card: mixer->atc->card, kcontrol: kctl); |
719 | if (err) |
720 | return err; |
721 | |
722 | switch (new->private_value) { |
723 | case MIXER_LINEIN_C_S: |
724 | kctls[0] = kctl; break; |
725 | case MIXER_MIC_C_S: |
726 | kctls[1] = kctl; break; |
727 | default: |
728 | break; |
729 | } |
730 | |
731 | return 0; |
732 | } |
733 | |
734 | static int ct_mixer_kcontrols_create(struct ct_mixer *mixer) |
735 | { |
736 | enum CTALSA_MIXER_CTL type; |
737 | struct ct_atc *atc = mixer->atc; |
738 | struct capabilities cap = atc->capabilities(atc); |
739 | int err; |
740 | |
741 | /* Create snd kcontrol instances on demand */ |
742 | for (type = VOL_MIXER_START; type <= VOL_MIXER_END; type++) { |
743 | if (ct_kcontrol_init_table[type].ctl) { |
744 | vol_ctl.name = ct_kcontrol_init_table[type].name; |
745 | vol_ctl.private_value = (unsigned long)type; |
746 | err = ct_mixer_kcontrol_new(mixer, new: &vol_ctl); |
747 | if (err) |
748 | return err; |
749 | } |
750 | } |
751 | |
752 | ct_kcontrol_init_table[MIXER_DIGITAL_IO_S].ctl = cap.digit_io_switch; |
753 | |
754 | for (type = SWH_MIXER_START; type <= SWH_MIXER_END; type++) { |
755 | if (ct_kcontrol_init_table[type].ctl) { |
756 | swh_ctl.name = ct_kcontrol_init_table[type].name; |
757 | swh_ctl.private_value = (unsigned long)type; |
758 | err = ct_mixer_kcontrol_new(mixer, new: &swh_ctl); |
759 | if (err) |
760 | return err; |
761 | } |
762 | } |
763 | |
764 | err = ct_mixer_kcontrol_new(mixer, new: &iec958_mask_ctl); |
765 | if (err) |
766 | return err; |
767 | |
768 | err = ct_mixer_kcontrol_new(mixer, new: &iec958_default_ctl); |
769 | if (err) |
770 | return err; |
771 | |
772 | err = ct_mixer_kcontrol_new(mixer, new: &iec958_ctl); |
773 | if (err) |
774 | return err; |
775 | |
776 | if (cap.output_switch) { |
777 | err = ct_mixer_kcontrol_new(mixer, new: &output_ctl); |
778 | if (err) |
779 | return err; |
780 | } |
781 | |
782 | if (cap.mic_source_switch) { |
783 | err = ct_mixer_kcontrol_new(mixer, new: &mic_source_ctl); |
784 | if (err) |
785 | return err; |
786 | } |
787 | atc->line_front_unmute(atc, 1); |
788 | set_switch_state(mixer, type: MIXER_WAVEF_P_S, state: 1); |
789 | atc->line_surround_unmute(atc, 0); |
790 | set_switch_state(mixer, type: MIXER_WAVES_P_S, state: 0); |
791 | atc->line_clfe_unmute(atc, 0); |
792 | set_switch_state(mixer, type: MIXER_WAVEC_P_S, state: 0); |
793 | atc->line_rear_unmute(atc, 0); |
794 | set_switch_state(mixer, type: MIXER_WAVER_P_S, state: 0); |
795 | atc->spdif_out_unmute(atc, 0); |
796 | set_switch_state(mixer, type: MIXER_SPDIFO_P_S, state: 0); |
797 | atc->line_in_unmute(atc, 0); |
798 | if (cap.dedicated_mic) |
799 | atc->mic_unmute(atc, 0); |
800 | atc->spdif_in_unmute(atc, 0); |
801 | set_switch_state(mixer, type: MIXER_PCM_C_S, state: 0); |
802 | set_switch_state(mixer, type: MIXER_LINEIN_C_S, state: 0); |
803 | set_switch_state(mixer, type: MIXER_SPDIFI_C_S, state: 0); |
804 | |
805 | return 0; |
806 | } |
807 | |
808 | static void |
809 | ct_mixer_recording_select(struct ct_mixer *mixer, enum CT_AMIXER_CTL type) |
810 | { |
811 | struct amixer *amix_d; |
812 | struct sum *sum_c; |
813 | int i; |
814 | |
815 | for (i = 0; i < 2; i++) { |
816 | amix_d = mixer->amixers[type*CHN_NUM+i]; |
817 | sum_c = mixer->sums[SUM_IN_F_C*CHN_NUM+i]; |
818 | amix_d->ops->set_sum(amix_d, sum_c); |
819 | amix_d->ops->commit_write(amix_d); |
820 | } |
821 | } |
822 | |
823 | static void |
824 | ct_mixer_recording_unselect(struct ct_mixer *mixer, enum CT_AMIXER_CTL type) |
825 | { |
826 | struct amixer *amix_d; |
827 | int i; |
828 | |
829 | for (i = 0; i < 2; i++) { |
830 | amix_d = mixer->amixers[type*CHN_NUM+i]; |
831 | amix_d->ops->set_sum(amix_d, NULL); |
832 | amix_d->ops->commit_write(amix_d); |
833 | } |
834 | } |
835 | |
836 | static int ct_mixer_get_resources(struct ct_mixer *mixer) |
837 | { |
838 | struct sum_mgr *sum_mgr; |
839 | struct sum *sum; |
840 | struct sum_desc sum_desc = {0}; |
841 | struct amixer_mgr *amixer_mgr; |
842 | struct amixer *amixer; |
843 | struct amixer_desc am_desc = {0}; |
844 | int err; |
845 | int i; |
846 | |
847 | /* Allocate sum resources for mixer obj */ |
848 | sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM]; |
849 | sum_desc.msr = mixer->atc->msr; |
850 | for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) { |
851 | err = sum_mgr->get_sum(sum_mgr, &sum_desc, &sum); |
852 | if (err) { |
853 | dev_err(mixer->atc->card->dev, |
854 | "Failed to get sum resources for front output!\n" ); |
855 | break; |
856 | } |
857 | mixer->sums[i] = sum; |
858 | } |
859 | if (err) |
860 | goto error1; |
861 | |
862 | /* Allocate amixer resources for mixer obj */ |
863 | amixer_mgr = (struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER]; |
864 | am_desc.msr = mixer->atc->msr; |
865 | for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) { |
866 | err = amixer_mgr->get_amixer(amixer_mgr, &am_desc, &amixer); |
867 | if (err) { |
868 | dev_err(mixer->atc->card->dev, |
869 | "Failed to get amixer resources for mixer obj!\n" ); |
870 | break; |
871 | } |
872 | mixer->amixers[i] = amixer; |
873 | } |
874 | if (err) |
875 | goto error2; |
876 | |
877 | return 0; |
878 | |
879 | error2: |
880 | for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) { |
881 | if (NULL != mixer->amixers[i]) { |
882 | amixer = mixer->amixers[i]; |
883 | amixer_mgr->put_amixer(amixer_mgr, amixer); |
884 | mixer->amixers[i] = NULL; |
885 | } |
886 | } |
887 | error1: |
888 | for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) { |
889 | if (NULL != mixer->sums[i]) { |
890 | sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]); |
891 | mixer->sums[i] = NULL; |
892 | } |
893 | } |
894 | |
895 | return err; |
896 | } |
897 | |
898 | static int ct_mixer_get_mem(struct ct_mixer **rmixer) |
899 | { |
900 | struct ct_mixer *mixer; |
901 | int err; |
902 | |
903 | *rmixer = NULL; |
904 | /* Allocate mem for mixer obj */ |
905 | mixer = kzalloc(size: sizeof(*mixer), GFP_KERNEL); |
906 | if (!mixer) |
907 | return -ENOMEM; |
908 | |
909 | mixer->amixers = kcalloc(n: NUM_CT_AMIXERS * CHN_NUM, size: sizeof(void *), |
910 | GFP_KERNEL); |
911 | if (!mixer->amixers) { |
912 | err = -ENOMEM; |
913 | goto error1; |
914 | } |
915 | mixer->sums = kcalloc(n: NUM_CT_SUMS * CHN_NUM, size: sizeof(void *), |
916 | GFP_KERNEL); |
917 | if (!mixer->sums) { |
918 | err = -ENOMEM; |
919 | goto error2; |
920 | } |
921 | |
922 | *rmixer = mixer; |
923 | return 0; |
924 | |
925 | error2: |
926 | kfree(objp: mixer->amixers); |
927 | error1: |
928 | kfree(objp: mixer); |
929 | return err; |
930 | } |
931 | |
932 | static int ct_mixer_topology_build(struct ct_mixer *mixer) |
933 | { |
934 | struct sum *sum; |
935 | struct amixer *amix_d, *amix_s; |
936 | enum CT_AMIXER_CTL i, j; |
937 | enum CT_SUM_CTL k; |
938 | |
939 | /* Build topology from destination to source */ |
940 | |
941 | /* Set up Master mixer */ |
942 | for (i = AMIXER_MASTER_F, k = SUM_IN_F; |
943 | i <= AMIXER_MASTER_S; i++, k++) { |
944 | amix_d = mixer->amixers[i*CHN_NUM]; |
945 | sum = mixer->sums[k*CHN_NUM]; |
946 | amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
947 | amix_d = mixer->amixers[i*CHN_NUM+1]; |
948 | sum = mixer->sums[k*CHN_NUM+1]; |
949 | amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
950 | } |
951 | |
952 | /* Set up Wave-out mixer */ |
953 | for (i = AMIXER_WAVE_F, j = AMIXER_MASTER_F; |
954 | i <= AMIXER_WAVE_S; i++, j++) { |
955 | amix_d = mixer->amixers[i*CHN_NUM]; |
956 | amix_s = mixer->amixers[j*CHN_NUM]; |
957 | amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
958 | amix_d = mixer->amixers[i*CHN_NUM+1]; |
959 | amix_s = mixer->amixers[j*CHN_NUM+1]; |
960 | amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
961 | } |
962 | |
963 | /* Set up S/PDIF-out mixer */ |
964 | amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM]; |
965 | amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM]; |
966 | amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
967 | amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM+1]; |
968 | amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM+1]; |
969 | amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
970 | |
971 | /* Set up PCM-in mixer */ |
972 | for (i = AMIXER_PCM_F, k = SUM_IN_F; i <= AMIXER_PCM_S; i++, k++) { |
973 | amix_d = mixer->amixers[i*CHN_NUM]; |
974 | sum = mixer->sums[k*CHN_NUM]; |
975 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
976 | amix_d = mixer->amixers[i*CHN_NUM+1]; |
977 | sum = mixer->sums[k*CHN_NUM+1]; |
978 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
979 | } |
980 | |
981 | /* Set up Line-in mixer */ |
982 | amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM]; |
983 | sum = mixer->sums[SUM_IN_F*CHN_NUM]; |
984 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
985 | amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM+1]; |
986 | sum = mixer->sums[SUM_IN_F*CHN_NUM+1]; |
987 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
988 | |
989 | /* Set up Mic-in mixer */ |
990 | amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM]; |
991 | sum = mixer->sums[SUM_IN_F*CHN_NUM]; |
992 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
993 | amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM+1]; |
994 | sum = mixer->sums[SUM_IN_F*CHN_NUM+1]; |
995 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
996 | |
997 | /* Set up S/PDIF-in mixer */ |
998 | amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM]; |
999 | sum = mixer->sums[SUM_IN_F*CHN_NUM]; |
1000 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1001 | amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM+1]; |
1002 | sum = mixer->sums[SUM_IN_F*CHN_NUM+1]; |
1003 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1004 | |
1005 | /* Set up Master recording mixer */ |
1006 | amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM]; |
1007 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
1008 | amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
1009 | amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM+1]; |
1010 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
1011 | amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
1012 | |
1013 | /* Set up PCM-in recording mixer */ |
1014 | amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM]; |
1015 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
1016 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1017 | amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM+1]; |
1018 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
1019 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1020 | |
1021 | /* Set up Line-in recording mixer */ |
1022 | amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM]; |
1023 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
1024 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1025 | amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM+1]; |
1026 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
1027 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1028 | |
1029 | /* Set up Mic-in recording mixer */ |
1030 | amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM]; |
1031 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
1032 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1033 | amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM+1]; |
1034 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
1035 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1036 | |
1037 | /* Set up S/PDIF-in recording mixer */ |
1038 | amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM]; |
1039 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
1040 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1041 | amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM+1]; |
1042 | sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
1043 | amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
1044 | |
1045 | return 0; |
1046 | } |
1047 | |
1048 | static int mixer_set_input_port(struct amixer *amixer, struct rsc *rsc) |
1049 | { |
1050 | amixer->ops->set_input(amixer, rsc); |
1051 | amixer->ops->commit_write(amixer); |
1052 | |
1053 | return 0; |
1054 | } |
1055 | |
1056 | static enum CT_AMIXER_CTL port_to_amixer(enum MIXER_PORT_T type) |
1057 | { |
1058 | switch (type) { |
1059 | case MIX_WAVE_FRONT: return AMIXER_WAVE_F; |
1060 | case MIX_WAVE_SURROUND: return AMIXER_WAVE_S; |
1061 | case MIX_WAVE_CENTLFE: return AMIXER_WAVE_C; |
1062 | case MIX_WAVE_REAR: return AMIXER_WAVE_R; |
1063 | case MIX_PCMO_FRONT: return AMIXER_MASTER_F_C; |
1064 | case MIX_SPDIF_OUT: return AMIXER_SPDIFO; |
1065 | case MIX_LINE_IN: return AMIXER_LINEIN; |
1066 | case MIX_MIC_IN: return AMIXER_MIC; |
1067 | case MIX_SPDIF_IN: return AMIXER_SPDIFI; |
1068 | case MIX_PCMI_FRONT: return AMIXER_PCM_F; |
1069 | case MIX_PCMI_SURROUND: return AMIXER_PCM_S; |
1070 | case MIX_PCMI_CENTLFE: return AMIXER_PCM_C; |
1071 | case MIX_PCMI_REAR: return AMIXER_PCM_R; |
1072 | default: return 0; |
1073 | } |
1074 | } |
1075 | |
1076 | static int mixer_get_output_ports(struct ct_mixer *mixer, |
1077 | enum MIXER_PORT_T type, |
1078 | struct rsc **rleft, struct rsc **rright) |
1079 | { |
1080 | enum CT_AMIXER_CTL amix = port_to_amixer(type); |
1081 | |
1082 | if (NULL != rleft) |
1083 | *rleft = &((struct amixer *)mixer->amixers[amix*CHN_NUM])->rsc; |
1084 | |
1085 | if (NULL != rright) |
1086 | *rright = |
1087 | &((struct amixer *)mixer->amixers[amix*CHN_NUM+1])->rsc; |
1088 | |
1089 | return 0; |
1090 | } |
1091 | |
1092 | static int mixer_set_input_left(struct ct_mixer *mixer, |
1093 | enum MIXER_PORT_T type, struct rsc *rsc) |
1094 | { |
1095 | enum CT_AMIXER_CTL amix = port_to_amixer(type); |
1096 | |
1097 | mixer_set_input_port(amixer: mixer->amixers[amix*CHN_NUM], rsc); |
1098 | amix = get_recording_amixer(index: amix); |
1099 | if (amix < NUM_CT_AMIXERS) |
1100 | mixer_set_input_port(amixer: mixer->amixers[amix*CHN_NUM], rsc); |
1101 | |
1102 | return 0; |
1103 | } |
1104 | |
1105 | static int |
1106 | mixer_set_input_right(struct ct_mixer *mixer, |
1107 | enum MIXER_PORT_T type, struct rsc *rsc) |
1108 | { |
1109 | enum CT_AMIXER_CTL amix = port_to_amixer(type); |
1110 | |
1111 | mixer_set_input_port(amixer: mixer->amixers[amix*CHN_NUM+1], rsc); |
1112 | amix = get_recording_amixer(index: amix); |
1113 | if (amix < NUM_CT_AMIXERS) |
1114 | mixer_set_input_port(amixer: mixer->amixers[amix*CHN_NUM+1], rsc); |
1115 | |
1116 | return 0; |
1117 | } |
1118 | |
1119 | #ifdef CONFIG_PM_SLEEP |
1120 | static int mixer_resume(struct ct_mixer *mixer) |
1121 | { |
1122 | int i, state; |
1123 | struct amixer *amixer; |
1124 | |
1125 | /* resume topology and volume gain. */ |
1126 | for (i = 0; i < NUM_CT_AMIXERS*CHN_NUM; i++) { |
1127 | amixer = mixer->amixers[i]; |
1128 | amixer->ops->commit_write(amixer); |
1129 | } |
1130 | |
1131 | /* resume switch state. */ |
1132 | for (i = SWH_MIXER_START; i <= SWH_MIXER_END; i++) { |
1133 | state = get_switch_state(mixer, type: i); |
1134 | do_switch(atc: mixer->atc, type: i, state); |
1135 | } |
1136 | |
1137 | return 0; |
1138 | } |
1139 | #endif |
1140 | |
1141 | int ct_mixer_destroy(struct ct_mixer *mixer) |
1142 | { |
1143 | struct sum_mgr *sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM]; |
1144 | struct amixer_mgr *amixer_mgr = |
1145 | (struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER]; |
1146 | struct amixer *amixer; |
1147 | int i = 0; |
1148 | |
1149 | /* Release amixer resources */ |
1150 | for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) { |
1151 | if (NULL != mixer->amixers[i]) { |
1152 | amixer = mixer->amixers[i]; |
1153 | amixer_mgr->put_amixer(amixer_mgr, amixer); |
1154 | } |
1155 | } |
1156 | |
1157 | /* Release sum resources */ |
1158 | for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) { |
1159 | if (NULL != mixer->sums[i]) |
1160 | sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]); |
1161 | } |
1162 | |
1163 | /* Release mem assigned to mixer object */ |
1164 | kfree(objp: mixer->sums); |
1165 | kfree(objp: mixer->amixers); |
1166 | kfree(objp: mixer); |
1167 | |
1168 | return 0; |
1169 | } |
1170 | |
1171 | int ct_mixer_create(struct ct_atc *atc, struct ct_mixer **rmixer) |
1172 | { |
1173 | struct ct_mixer *mixer; |
1174 | int err; |
1175 | |
1176 | *rmixer = NULL; |
1177 | |
1178 | /* Allocate mem for mixer obj */ |
1179 | err = ct_mixer_get_mem(rmixer: &mixer); |
1180 | if (err) |
1181 | return err; |
1182 | |
1183 | mixer->switch_state = 0; |
1184 | mixer->atc = atc; |
1185 | /* Set operations */ |
1186 | mixer->get_output_ports = mixer_get_output_ports; |
1187 | mixer->set_input_left = mixer_set_input_left; |
1188 | mixer->set_input_right = mixer_set_input_right; |
1189 | #ifdef CONFIG_PM_SLEEP |
1190 | mixer->resume = mixer_resume; |
1191 | #endif |
1192 | |
1193 | /* Allocate chip resources for mixer obj */ |
1194 | err = ct_mixer_get_resources(mixer); |
1195 | if (err) |
1196 | goto error; |
1197 | |
1198 | /* Build internal mixer topology */ |
1199 | ct_mixer_topology_build(mixer); |
1200 | |
1201 | *rmixer = mixer; |
1202 | |
1203 | return 0; |
1204 | |
1205 | error: |
1206 | ct_mixer_destroy(mixer); |
1207 | return err; |
1208 | } |
1209 | |
1210 | int ct_alsa_mix_create(struct ct_atc *atc, |
1211 | enum CTALSADEVS device, |
1212 | const char *device_name) |
1213 | { |
1214 | int err; |
1215 | |
1216 | /* Create snd kcontrol instances on demand */ |
1217 | /* vol_ctl.device = swh_ctl.device = device; */ /* better w/ device 0 */ |
1218 | err = ct_mixer_kcontrols_create(mixer: (struct ct_mixer *)atc->mixer); |
1219 | if (err) |
1220 | return err; |
1221 | |
1222 | strcpy(p: atc->card->mixername, q: device_name); |
1223 | |
1224 | return 0; |
1225 | } |
1226 | |