1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * C-Media CMI8788 driver - mixer code
4 *
5 * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
6 */
7
8#include <linux/mutex.h>
9#include <sound/ac97_codec.h>
10#include <sound/asoundef.h>
11#include <sound/control.h>
12#include <sound/tlv.h>
13#include "oxygen.h"
14#include "cm9780.h"
15
16static int dac_volume_info(struct snd_kcontrol *ctl,
17 struct snd_ctl_elem_info *info)
18{
19 struct oxygen *chip = ctl->private_data;
20
21 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
22 info->count = chip->model.dac_channels_mixer;
23 info->value.integer.min = chip->model.dac_volume_min;
24 info->value.integer.max = chip->model.dac_volume_max;
25 return 0;
26}
27
28static int dac_volume_get(struct snd_kcontrol *ctl,
29 struct snd_ctl_elem_value *value)
30{
31 struct oxygen *chip = ctl->private_data;
32 unsigned int i;
33
34 mutex_lock(&chip->mutex);
35 for (i = 0; i < chip->model.dac_channels_mixer; ++i)
36 value->value.integer.value[i] = chip->dac_volume[i];
37 mutex_unlock(lock: &chip->mutex);
38 return 0;
39}
40
41static int dac_volume_put(struct snd_kcontrol *ctl,
42 struct snd_ctl_elem_value *value)
43{
44 struct oxygen *chip = ctl->private_data;
45 unsigned int i;
46 int changed;
47
48 changed = 0;
49 mutex_lock(&chip->mutex);
50 for (i = 0; i < chip->model.dac_channels_mixer; ++i)
51 if (value->value.integer.value[i] != chip->dac_volume[i]) {
52 chip->dac_volume[i] = value->value.integer.value[i];
53 changed = 1;
54 }
55 if (changed)
56 chip->model.update_dac_volume(chip);
57 mutex_unlock(lock: &chip->mutex);
58 return changed;
59}
60
61static int dac_mute_get(struct snd_kcontrol *ctl,
62 struct snd_ctl_elem_value *value)
63{
64 struct oxygen *chip = ctl->private_data;
65
66 mutex_lock(&chip->mutex);
67 value->value.integer.value[0] = !chip->dac_mute;
68 mutex_unlock(lock: &chip->mutex);
69 return 0;
70}
71
72static int dac_mute_put(struct snd_kcontrol *ctl,
73 struct snd_ctl_elem_value *value)
74{
75 struct oxygen *chip = ctl->private_data;
76 int changed;
77
78 mutex_lock(&chip->mutex);
79 changed = (!value->value.integer.value[0]) != chip->dac_mute;
80 if (changed) {
81 chip->dac_mute = !value->value.integer.value[0];
82 chip->model.update_dac_mute(chip);
83 }
84 mutex_unlock(lock: &chip->mutex);
85 return changed;
86}
87
88static unsigned int upmix_item_count(struct oxygen *chip)
89{
90 if (chip->model.dac_channels_pcm < 8)
91 return 2;
92 else if (chip->model.update_center_lfe_mix)
93 return 5;
94 else
95 return 3;
96}
97
98static int upmix_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
99{
100 static const char *const names[5] = {
101 "Front",
102 "Front+Surround",
103 "Front+Surround+Back",
104 "Front+Surround+Center/LFE",
105 "Front+Surround+Center/LFE+Back",
106 };
107 struct oxygen *chip = ctl->private_data;
108 unsigned int count = upmix_item_count(chip);
109
110 return snd_ctl_enum_info(info, channels: 1, items: count, names);
111}
112
113static int upmix_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
114{
115 struct oxygen *chip = ctl->private_data;
116
117 mutex_lock(&chip->mutex);
118 value->value.enumerated.item[0] = chip->dac_routing;
119 mutex_unlock(lock: &chip->mutex);
120 return 0;
121}
122
123void oxygen_update_dac_routing(struct oxygen *chip)
124{
125 /* DAC 0: front, DAC 1: surround, DAC 2: center/LFE, DAC 3: back */
126 static const unsigned int reg_values[5] = {
127 /* stereo -> front */
128 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
129 (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
130 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
131 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
132 /* stereo -> front+surround */
133 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
134 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
135 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
136 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
137 /* stereo -> front+surround+back */
138 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
139 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
140 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
141 (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
142 /* stereo -> front+surround+center/LFE */
143 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
144 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
145 (0 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
146 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
147 /* stereo -> front+surround+center/LFE+back */
148 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
149 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
150 (0 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
151 (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
152 };
153 u8 channels;
154 unsigned int reg_value;
155
156 channels = oxygen_read8(chip, OXYGEN_PLAY_CHANNELS) &
157 OXYGEN_PLAY_CHANNELS_MASK;
158 if (channels == OXYGEN_PLAY_CHANNELS_2)
159 reg_value = reg_values[chip->dac_routing];
160 else if (channels == OXYGEN_PLAY_CHANNELS_8)
161 /* in 7.1 mode, "rear" channels go to the "back" jack */
162 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
163 (3 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
164 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
165 (1 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
166 else
167 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
168 (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
169 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
170 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
171 if (chip->model.adjust_dac_routing)
172 reg_value = chip->model.adjust_dac_routing(chip, reg_value);
173 oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, value: reg_value,
174 OXYGEN_PLAY_DAC0_SOURCE_MASK |
175 OXYGEN_PLAY_DAC1_SOURCE_MASK |
176 OXYGEN_PLAY_DAC2_SOURCE_MASK |
177 OXYGEN_PLAY_DAC3_SOURCE_MASK);
178 if (chip->model.update_center_lfe_mix)
179 chip->model.update_center_lfe_mix(chip, chip->dac_routing > 2);
180}
181EXPORT_SYMBOL(oxygen_update_dac_routing);
182
183static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
184{
185 struct oxygen *chip = ctl->private_data;
186 unsigned int count = upmix_item_count(chip);
187 int changed;
188
189 if (value->value.enumerated.item[0] >= count)
190 return -EINVAL;
191 mutex_lock(&chip->mutex);
192 changed = value->value.enumerated.item[0] != chip->dac_routing;
193 if (changed) {
194 chip->dac_routing = value->value.enumerated.item[0];
195 oxygen_update_dac_routing(chip);
196 }
197 mutex_unlock(lock: &chip->mutex);
198 return changed;
199}
200
201static int spdif_switch_get(struct snd_kcontrol *ctl,
202 struct snd_ctl_elem_value *value)
203{
204 struct oxygen *chip = ctl->private_data;
205
206 mutex_lock(&chip->mutex);
207 value->value.integer.value[0] = chip->spdif_playback_enable;
208 mutex_unlock(lock: &chip->mutex);
209 return 0;
210}
211
212static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate)
213{
214 switch (oxygen_rate) {
215 case OXYGEN_RATE_32000:
216 return IEC958_AES3_CON_FS_32000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
217 case OXYGEN_RATE_44100:
218 return IEC958_AES3_CON_FS_44100 << OXYGEN_SPDIF_CS_RATE_SHIFT;
219 default: /* OXYGEN_RATE_48000 */
220 return IEC958_AES3_CON_FS_48000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
221 case OXYGEN_RATE_64000:
222 return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT;
223 case OXYGEN_RATE_88200:
224 return IEC958_AES3_CON_FS_88200 << OXYGEN_SPDIF_CS_RATE_SHIFT;
225 case OXYGEN_RATE_96000:
226 return IEC958_AES3_CON_FS_96000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
227 case OXYGEN_RATE_176400:
228 return IEC958_AES3_CON_FS_176400 << OXYGEN_SPDIF_CS_RATE_SHIFT;
229 case OXYGEN_RATE_192000:
230 return IEC958_AES3_CON_FS_192000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
231 }
232}
233
234void oxygen_update_spdif_source(struct oxygen *chip)
235{
236 u32 old_control, new_control;
237 u16 old_routing, new_routing;
238 unsigned int oxygen_rate;
239
240 old_control = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
241 old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING);
242 if (chip->pcm_active & (1 << PCM_SPDIF)) {
243 new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE;
244 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
245 | OXYGEN_PLAY_SPDIF_SPDIF;
246 oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT)
247 & OXYGEN_I2S_RATE_MASK;
248 /* S/PDIF rate was already set by the caller */
249 } else if ((chip->pcm_active & (1 << PCM_MULTICH)) &&
250 chip->spdif_playback_enable) {
251 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
252 | OXYGEN_PLAY_SPDIF_MULTICH_01;
253 oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
254 & OXYGEN_I2S_RATE_MASK;
255 new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) |
256 (oxygen_rate << OXYGEN_SPDIF_OUT_RATE_SHIFT) |
257 OXYGEN_SPDIF_OUT_ENABLE;
258 } else {
259 new_control = old_control & ~OXYGEN_SPDIF_OUT_ENABLE;
260 new_routing = old_routing;
261 oxygen_rate = OXYGEN_RATE_44100;
262 }
263 if (old_routing != new_routing) {
264 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL,
265 value: new_control & ~OXYGEN_SPDIF_OUT_ENABLE);
266 oxygen_write16(chip, OXYGEN_PLAY_ROUTING, value: new_routing);
267 }
268 if (new_control & OXYGEN_SPDIF_OUT_ENABLE)
269 oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS,
270 value: oxygen_spdif_rate(oxygen_rate) |
271 ((chip->pcm_active & (1 << PCM_SPDIF)) ?
272 chip->spdif_pcm_bits : chip->spdif_bits));
273 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, value: new_control);
274}
275
276static int spdif_switch_put(struct snd_kcontrol *ctl,
277 struct snd_ctl_elem_value *value)
278{
279 struct oxygen *chip = ctl->private_data;
280 int changed;
281
282 mutex_lock(&chip->mutex);
283 changed = value->value.integer.value[0] != chip->spdif_playback_enable;
284 if (changed) {
285 chip->spdif_playback_enable = !!value->value.integer.value[0];
286 spin_lock_irq(lock: &chip->reg_lock);
287 oxygen_update_spdif_source(chip);
288 spin_unlock_irq(lock: &chip->reg_lock);
289 }
290 mutex_unlock(lock: &chip->mutex);
291 return changed;
292}
293
294static int spdif_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
295{
296 info->type = SNDRV_CTL_ELEM_TYPE_IEC958;
297 info->count = 1;
298 return 0;
299}
300
301static void oxygen_to_iec958(u32 bits, struct snd_ctl_elem_value *value)
302{
303 value->value.iec958.status[0] =
304 bits & (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
305 OXYGEN_SPDIF_PREEMPHASIS);
306 value->value.iec958.status[1] = /* category and original */
307 bits >> OXYGEN_SPDIF_CATEGORY_SHIFT;
308}
309
310static u32 iec958_to_oxygen(struct snd_ctl_elem_value *value)
311{
312 u32 bits;
313
314 bits = value->value.iec958.status[0] &
315 (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
316 OXYGEN_SPDIF_PREEMPHASIS);
317 bits |= value->value.iec958.status[1] << OXYGEN_SPDIF_CATEGORY_SHIFT;
318 if (bits & OXYGEN_SPDIF_NONAUDIO)
319 bits |= OXYGEN_SPDIF_V;
320 return bits;
321}
322
323static inline void write_spdif_bits(struct oxygen *chip, u32 bits)
324{
325 oxygen_write32_masked(chip, OXYGEN_SPDIF_OUTPUT_BITS, value: bits,
326 OXYGEN_SPDIF_NONAUDIO |
327 OXYGEN_SPDIF_C |
328 OXYGEN_SPDIF_PREEMPHASIS |
329 OXYGEN_SPDIF_CATEGORY_MASK |
330 OXYGEN_SPDIF_ORIGINAL |
331 OXYGEN_SPDIF_V);
332}
333
334static int spdif_default_get(struct snd_kcontrol *ctl,
335 struct snd_ctl_elem_value *value)
336{
337 struct oxygen *chip = ctl->private_data;
338
339 mutex_lock(&chip->mutex);
340 oxygen_to_iec958(bits: chip->spdif_bits, value);
341 mutex_unlock(lock: &chip->mutex);
342 return 0;
343}
344
345static int spdif_default_put(struct snd_kcontrol *ctl,
346 struct snd_ctl_elem_value *value)
347{
348 struct oxygen *chip = ctl->private_data;
349 u32 new_bits;
350 int changed;
351
352 new_bits = iec958_to_oxygen(value);
353 mutex_lock(&chip->mutex);
354 changed = new_bits != chip->spdif_bits;
355 if (changed) {
356 chip->spdif_bits = new_bits;
357 if (!(chip->pcm_active & (1 << PCM_SPDIF)))
358 write_spdif_bits(chip, bits: new_bits);
359 }
360 mutex_unlock(lock: &chip->mutex);
361 return changed;
362}
363
364static int spdif_mask_get(struct snd_kcontrol *ctl,
365 struct snd_ctl_elem_value *value)
366{
367 value->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
368 IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS;
369 value->value.iec958.status[1] =
370 IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL;
371 return 0;
372}
373
374static int spdif_pcm_get(struct snd_kcontrol *ctl,
375 struct snd_ctl_elem_value *value)
376{
377 struct oxygen *chip = ctl->private_data;
378
379 mutex_lock(&chip->mutex);
380 oxygen_to_iec958(bits: chip->spdif_pcm_bits, value);
381 mutex_unlock(lock: &chip->mutex);
382 return 0;
383}
384
385static int spdif_pcm_put(struct snd_kcontrol *ctl,
386 struct snd_ctl_elem_value *value)
387{
388 struct oxygen *chip = ctl->private_data;
389 u32 new_bits;
390 int changed;
391
392 new_bits = iec958_to_oxygen(value);
393 mutex_lock(&chip->mutex);
394 changed = new_bits != chip->spdif_pcm_bits;
395 if (changed) {
396 chip->spdif_pcm_bits = new_bits;
397 if (chip->pcm_active & (1 << PCM_SPDIF))
398 write_spdif_bits(chip, bits: new_bits);
399 }
400 mutex_unlock(lock: &chip->mutex);
401 return changed;
402}
403
404static int spdif_input_mask_get(struct snd_kcontrol *ctl,
405 struct snd_ctl_elem_value *value)
406{
407 value->value.iec958.status[0] = 0xff;
408 value->value.iec958.status[1] = 0xff;
409 value->value.iec958.status[2] = 0xff;
410 value->value.iec958.status[3] = 0xff;
411 return 0;
412}
413
414static int spdif_input_default_get(struct snd_kcontrol *ctl,
415 struct snd_ctl_elem_value *value)
416{
417 struct oxygen *chip = ctl->private_data;
418 u32 bits;
419
420 bits = oxygen_read32(chip, OXYGEN_SPDIF_INPUT_BITS);
421 value->value.iec958.status[0] = bits;
422 value->value.iec958.status[1] = bits >> 8;
423 value->value.iec958.status[2] = bits >> 16;
424 value->value.iec958.status[3] = bits >> 24;
425 return 0;
426}
427
428static int spdif_bit_switch_get(struct snd_kcontrol *ctl,
429 struct snd_ctl_elem_value *value)
430{
431 struct oxygen *chip = ctl->private_data;
432 u32 bit = ctl->private_value;
433
434 value->value.integer.value[0] =
435 !!(oxygen_read32(chip, OXYGEN_SPDIF_CONTROL) & bit);
436 return 0;
437}
438
439static int spdif_bit_switch_put(struct snd_kcontrol *ctl,
440 struct snd_ctl_elem_value *value)
441{
442 struct oxygen *chip = ctl->private_data;
443 u32 bit = ctl->private_value;
444 u32 oldreg, newreg;
445 int changed;
446
447 spin_lock_irq(lock: &chip->reg_lock);
448 oldreg = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
449 if (value->value.integer.value[0])
450 newreg = oldreg | bit;
451 else
452 newreg = oldreg & ~bit;
453 changed = newreg != oldreg;
454 if (changed)
455 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, value: newreg);
456 spin_unlock_irq(lock: &chip->reg_lock);
457 return changed;
458}
459
460static int monitor_volume_info(struct snd_kcontrol *ctl,
461 struct snd_ctl_elem_info *info)
462{
463 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
464 info->count = 1;
465 info->value.integer.min = 0;
466 info->value.integer.max = 1;
467 return 0;
468}
469
470static int monitor_get(struct snd_kcontrol *ctl,
471 struct snd_ctl_elem_value *value)
472{
473 struct oxygen *chip = ctl->private_data;
474 u8 bit = ctl->private_value;
475 int invert = ctl->private_value & (1 << 8);
476
477 value->value.integer.value[0] =
478 !!invert ^ !!(oxygen_read8(chip, OXYGEN_ADC_MONITOR) & bit);
479 return 0;
480}
481
482static int monitor_put(struct snd_kcontrol *ctl,
483 struct snd_ctl_elem_value *value)
484{
485 struct oxygen *chip = ctl->private_data;
486 u8 bit = ctl->private_value;
487 int invert = ctl->private_value & (1 << 8);
488 u8 oldreg, newreg;
489 int changed;
490
491 spin_lock_irq(lock: &chip->reg_lock);
492 oldreg = oxygen_read8(chip, OXYGEN_ADC_MONITOR);
493 if ((!!value->value.integer.value[0] ^ !!invert) != 0)
494 newreg = oldreg | bit;
495 else
496 newreg = oldreg & ~bit;
497 changed = newreg != oldreg;
498 if (changed)
499 oxygen_write8(chip, OXYGEN_ADC_MONITOR, value: newreg);
500 spin_unlock_irq(lock: &chip->reg_lock);
501 return changed;
502}
503
504static int ac97_switch_get(struct snd_kcontrol *ctl,
505 struct snd_ctl_elem_value *value)
506{
507 struct oxygen *chip = ctl->private_data;
508 unsigned int codec = (ctl->private_value >> 24) & 1;
509 unsigned int index = ctl->private_value & 0xff;
510 unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
511 int invert = ctl->private_value & (1 << 16);
512 u16 reg;
513
514 mutex_lock(&chip->mutex);
515 reg = oxygen_read_ac97(chip, codec, index);
516 mutex_unlock(lock: &chip->mutex);
517 if (!(reg & (1 << bitnr)) ^ !invert)
518 value->value.integer.value[0] = 1;
519 else
520 value->value.integer.value[0] = 0;
521 return 0;
522}
523
524static void mute_ac97_ctl(struct oxygen *chip, unsigned int control)
525{
526 unsigned int priv_idx;
527 u16 value;
528
529 if (!chip->controls[control])
530 return;
531 priv_idx = chip->controls[control]->private_value & 0xff;
532 value = oxygen_read_ac97(chip, codec: 0, index: priv_idx);
533 if (!(value & 0x8000)) {
534 oxygen_write_ac97(chip, codec: 0, index: priv_idx, data: value | 0x8000);
535 if (chip->model.ac97_switch)
536 chip->model.ac97_switch(chip, priv_idx, 0x8000);
537 snd_ctl_notify(card: chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
538 id: &chip->controls[control]->id);
539 }
540}
541
542static int ac97_switch_put(struct snd_kcontrol *ctl,
543 struct snd_ctl_elem_value *value)
544{
545 struct oxygen *chip = ctl->private_data;
546 unsigned int codec = (ctl->private_value >> 24) & 1;
547 unsigned int index = ctl->private_value & 0xff;
548 unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
549 int invert = ctl->private_value & (1 << 16);
550 u16 oldreg, newreg;
551 int change;
552
553 mutex_lock(&chip->mutex);
554 oldreg = oxygen_read_ac97(chip, codec, index);
555 newreg = oldreg;
556 if (!value->value.integer.value[0] ^ !invert)
557 newreg |= 1 << bitnr;
558 else
559 newreg &= ~(1 << bitnr);
560 change = newreg != oldreg;
561 if (change) {
562 oxygen_write_ac97(chip, codec, index, data: newreg);
563 if (codec == 0 && chip->model.ac97_switch)
564 chip->model.ac97_switch(chip, index, newreg & 0x8000);
565 if (index == AC97_LINE) {
566 oxygen_write_ac97_masked(chip, codec: 0, CM9780_GPIO_STATUS,
567 data: newreg & 0x8000 ?
568 CM9780_GPO0 : 0, CM9780_GPO0);
569 if (!(newreg & 0x8000)) {
570 mute_ac97_ctl(chip, control: CONTROL_MIC_CAPTURE_SWITCH);
571 mute_ac97_ctl(chip, control: CONTROL_CD_CAPTURE_SWITCH);
572 mute_ac97_ctl(chip, control: CONTROL_AUX_CAPTURE_SWITCH);
573 }
574 } else if ((index == AC97_MIC || index == AC97_CD ||
575 index == AC97_VIDEO || index == AC97_AUX) &&
576 bitnr == 15 && !(newreg & 0x8000)) {
577 mute_ac97_ctl(chip, control: CONTROL_LINE_CAPTURE_SWITCH);
578 oxygen_write_ac97_masked(chip, codec: 0, CM9780_GPIO_STATUS,
579 CM9780_GPO0, CM9780_GPO0);
580 }
581 }
582 mutex_unlock(lock: &chip->mutex);
583 return change;
584}
585
586static int ac97_volume_info(struct snd_kcontrol *ctl,
587 struct snd_ctl_elem_info *info)
588{
589 int stereo = (ctl->private_value >> 16) & 1;
590
591 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
592 info->count = stereo ? 2 : 1;
593 info->value.integer.min = 0;
594 info->value.integer.max = 0x1f;
595 return 0;
596}
597
598static int ac97_volume_get(struct snd_kcontrol *ctl,
599 struct snd_ctl_elem_value *value)
600{
601 struct oxygen *chip = ctl->private_data;
602 unsigned int codec = (ctl->private_value >> 24) & 1;
603 int stereo = (ctl->private_value >> 16) & 1;
604 unsigned int index = ctl->private_value & 0xff;
605 u16 reg;
606
607 mutex_lock(&chip->mutex);
608 reg = oxygen_read_ac97(chip, codec, index);
609 mutex_unlock(lock: &chip->mutex);
610 if (!stereo) {
611 value->value.integer.value[0] = 31 - (reg & 0x1f);
612 } else {
613 value->value.integer.value[0] = 31 - ((reg >> 8) & 0x1f);
614 value->value.integer.value[1] = 31 - (reg & 0x1f);
615 }
616 return 0;
617}
618
619static int ac97_volume_put(struct snd_kcontrol *ctl,
620 struct snd_ctl_elem_value *value)
621{
622 struct oxygen *chip = ctl->private_data;
623 unsigned int codec = (ctl->private_value >> 24) & 1;
624 int stereo = (ctl->private_value >> 16) & 1;
625 unsigned int index = ctl->private_value & 0xff;
626 u16 oldreg, newreg;
627 int change;
628
629 mutex_lock(&chip->mutex);
630 oldreg = oxygen_read_ac97(chip, codec, index);
631 if (!stereo) {
632 newreg = oldreg & ~0x1f;
633 newreg |= 31 - (value->value.integer.value[0] & 0x1f);
634 } else {
635 newreg = oldreg & ~0x1f1f;
636 newreg |= (31 - (value->value.integer.value[0] & 0x1f)) << 8;
637 newreg |= 31 - (value->value.integer.value[1] & 0x1f);
638 }
639 change = newreg != oldreg;
640 if (change)
641 oxygen_write_ac97(chip, codec, index, data: newreg);
642 mutex_unlock(lock: &chip->mutex);
643 return change;
644}
645
646static int mic_fmic_source_info(struct snd_kcontrol *ctl,
647 struct snd_ctl_elem_info *info)
648{
649 static const char *const names[] = { "Mic Jack", "Front Panel" };
650
651 return snd_ctl_enum_info(info, channels: 1, items: 2, names);
652}
653
654static int mic_fmic_source_get(struct snd_kcontrol *ctl,
655 struct snd_ctl_elem_value *value)
656{
657 struct oxygen *chip = ctl->private_data;
658
659 mutex_lock(&chip->mutex);
660 value->value.enumerated.item[0] =
661 !!(oxygen_read_ac97(chip, codec: 0, CM9780_JACK) & CM9780_FMIC2MIC);
662 mutex_unlock(lock: &chip->mutex);
663 return 0;
664}
665
666static int mic_fmic_source_put(struct snd_kcontrol *ctl,
667 struct snd_ctl_elem_value *value)
668{
669 struct oxygen *chip = ctl->private_data;
670 u16 oldreg, newreg;
671 int change;
672
673 mutex_lock(&chip->mutex);
674 oldreg = oxygen_read_ac97(chip, codec: 0, CM9780_JACK);
675 if (value->value.enumerated.item[0])
676 newreg = oldreg | CM9780_FMIC2MIC;
677 else
678 newreg = oldreg & ~CM9780_FMIC2MIC;
679 change = newreg != oldreg;
680 if (change)
681 oxygen_write_ac97(chip, codec: 0, CM9780_JACK, data: newreg);
682 mutex_unlock(lock: &chip->mutex);
683 return change;
684}
685
686static int ac97_fp_rec_volume_info(struct snd_kcontrol *ctl,
687 struct snd_ctl_elem_info *info)
688{
689 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
690 info->count = 2;
691 info->value.integer.min = 0;
692 info->value.integer.max = 7;
693 return 0;
694}
695
696static int ac97_fp_rec_volume_get(struct snd_kcontrol *ctl,
697 struct snd_ctl_elem_value *value)
698{
699 struct oxygen *chip = ctl->private_data;
700 u16 reg;
701
702 mutex_lock(&chip->mutex);
703 reg = oxygen_read_ac97(chip, codec: 1, AC97_REC_GAIN);
704 mutex_unlock(lock: &chip->mutex);
705 value->value.integer.value[0] = reg & 7;
706 value->value.integer.value[1] = (reg >> 8) & 7;
707 return 0;
708}
709
710static int ac97_fp_rec_volume_put(struct snd_kcontrol *ctl,
711 struct snd_ctl_elem_value *value)
712{
713 struct oxygen *chip = ctl->private_data;
714 u16 oldreg, newreg;
715 int change;
716
717 mutex_lock(&chip->mutex);
718 oldreg = oxygen_read_ac97(chip, codec: 1, AC97_REC_GAIN);
719 newreg = oldreg & ~0x0707;
720 newreg = newreg | (value->value.integer.value[0] & 7);
721 newreg = newreg | ((value->value.integer.value[1] & 7) << 8);
722 change = newreg != oldreg;
723 if (change)
724 oxygen_write_ac97(chip, codec: 1, AC97_REC_GAIN, data: newreg);
725 mutex_unlock(lock: &chip->mutex);
726 return change;
727}
728
729#define AC97_SWITCH(xname, codec, index, bitnr, invert) { \
730 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
731 .name = xname, \
732 .info = snd_ctl_boolean_mono_info, \
733 .get = ac97_switch_get, \
734 .put = ac97_switch_put, \
735 .private_value = ((codec) << 24) | ((invert) << 16) | \
736 ((bitnr) << 8) | (index), \
737 }
738#define AC97_VOLUME(xname, codec, index, stereo) { \
739 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
740 .name = xname, \
741 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
742 SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
743 .info = ac97_volume_info, \
744 .get = ac97_volume_get, \
745 .put = ac97_volume_put, \
746 .tlv = { .p = ac97_db_scale, }, \
747 .private_value = ((codec) << 24) | ((stereo) << 16) | (index), \
748 }
749
750static DECLARE_TLV_DB_SCALE(monitor_db_scale, -600, 600, 0);
751static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
752static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0);
753
754static const struct snd_kcontrol_new controls[] = {
755 {
756 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
757 .name = "Master Playback Volume",
758 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
759 .info = dac_volume_info,
760 .get = dac_volume_get,
761 .put = dac_volume_put,
762 },
763 {
764 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
765 .name = "Master Playback Switch",
766 .info = snd_ctl_boolean_mono_info,
767 .get = dac_mute_get,
768 .put = dac_mute_put,
769 },
770 {
771 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
772 .name = "Stereo Upmixing",
773 .info = upmix_info,
774 .get = upmix_get,
775 .put = upmix_put,
776 },
777};
778
779static const struct snd_kcontrol_new spdif_output_controls[] = {
780 {
781 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
782 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
783 .info = snd_ctl_boolean_mono_info,
784 .get = spdif_switch_get,
785 .put = spdif_switch_put,
786 },
787 {
788 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
789 .device = 1,
790 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
791 .info = spdif_info,
792 .get = spdif_default_get,
793 .put = spdif_default_put,
794 },
795 {
796 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
797 .device = 1,
798 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
799 .access = SNDRV_CTL_ELEM_ACCESS_READ,
800 .info = spdif_info,
801 .get = spdif_mask_get,
802 },
803 {
804 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
805 .device = 1,
806 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
807 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
808 SNDRV_CTL_ELEM_ACCESS_INACTIVE,
809 .info = spdif_info,
810 .get = spdif_pcm_get,
811 .put = spdif_pcm_put,
812 },
813};
814
815static const struct snd_kcontrol_new spdif_input_controls[] = {
816 {
817 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
818 .device = 1,
819 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK),
820 .access = SNDRV_CTL_ELEM_ACCESS_READ,
821 .info = spdif_info,
822 .get = spdif_input_mask_get,
823 },
824 {
825 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
826 .device = 1,
827 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
828 .access = SNDRV_CTL_ELEM_ACCESS_READ,
829 .info = spdif_info,
830 .get = spdif_input_default_get,
831 },
832 {
833 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
834 .name = SNDRV_CTL_NAME_IEC958("Loopback ", NONE, SWITCH),
835 .info = snd_ctl_boolean_mono_info,
836 .get = spdif_bit_switch_get,
837 .put = spdif_bit_switch_put,
838 .private_value = OXYGEN_SPDIF_LOOPBACK,
839 },
840 {
841 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
842 .name = SNDRV_CTL_NAME_IEC958("Validity Check ",CAPTURE,SWITCH),
843 .info = snd_ctl_boolean_mono_info,
844 .get = spdif_bit_switch_get,
845 .put = spdif_bit_switch_put,
846 .private_value = OXYGEN_SPDIF_SPDVALID,
847 },
848};
849
850static const struct {
851 unsigned int pcm_dev;
852 struct snd_kcontrol_new controls[2];
853} monitor_controls[] = {
854 {
855 .pcm_dev = CAPTURE_0_FROM_I2S_1,
856 .controls = {
857 {
858 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
859 .name = "Analog Input Monitor Playback Switch",
860 .info = snd_ctl_boolean_mono_info,
861 .get = monitor_get,
862 .put = monitor_put,
863 .private_value = OXYGEN_ADC_MONITOR_A,
864 },
865 {
866 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
867 .name = "Analog Input Monitor Playback Volume",
868 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
869 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
870 .info = monitor_volume_info,
871 .get = monitor_get,
872 .put = monitor_put,
873 .private_value = OXYGEN_ADC_MONITOR_A_HALF_VOL
874 | (1 << 8),
875 .tlv = { .p = monitor_db_scale, },
876 },
877 },
878 },
879 {
880 .pcm_dev = CAPTURE_0_FROM_I2S_2,
881 .controls = {
882 {
883 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
884 .name = "Analog Input Monitor Playback Switch",
885 .info = snd_ctl_boolean_mono_info,
886 .get = monitor_get,
887 .put = monitor_put,
888 .private_value = OXYGEN_ADC_MONITOR_B,
889 },
890 {
891 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
892 .name = "Analog Input Monitor Playback Volume",
893 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
894 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
895 .info = monitor_volume_info,
896 .get = monitor_get,
897 .put = monitor_put,
898 .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
899 | (1 << 8),
900 .tlv = { .p = monitor_db_scale, },
901 },
902 },
903 },
904 {
905 .pcm_dev = CAPTURE_2_FROM_I2S_2,
906 .controls = {
907 {
908 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
909 .name = "Analog Input Monitor Playback Switch",
910 .index = 1,
911 .info = snd_ctl_boolean_mono_info,
912 .get = monitor_get,
913 .put = monitor_put,
914 .private_value = OXYGEN_ADC_MONITOR_B,
915 },
916 {
917 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
918 .name = "Analog Input Monitor Playback Volume",
919 .index = 1,
920 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
921 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
922 .info = monitor_volume_info,
923 .get = monitor_get,
924 .put = monitor_put,
925 .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
926 | (1 << 8),
927 .tlv = { .p = monitor_db_scale, },
928 },
929 },
930 },
931 {
932 .pcm_dev = CAPTURE_3_FROM_I2S_3,
933 .controls = {
934 {
935 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
936 .name = "Analog Input Monitor Playback Switch",
937 .index = 2,
938 .info = snd_ctl_boolean_mono_info,
939 .get = monitor_get,
940 .put = monitor_put,
941 .private_value = OXYGEN_ADC_MONITOR_C,
942 },
943 {
944 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
945 .name = "Analog Input Monitor Playback Volume",
946 .index = 2,
947 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
948 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
949 .info = monitor_volume_info,
950 .get = monitor_get,
951 .put = monitor_put,
952 .private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL
953 | (1 << 8),
954 .tlv = { .p = monitor_db_scale, },
955 },
956 },
957 },
958 {
959 .pcm_dev = CAPTURE_1_FROM_SPDIF,
960 .controls = {
961 {
962 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
963 .name = "Digital Input Monitor Playback Switch",
964 .info = snd_ctl_boolean_mono_info,
965 .get = monitor_get,
966 .put = monitor_put,
967 .private_value = OXYGEN_ADC_MONITOR_C,
968 },
969 {
970 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
971 .name = "Digital Input Monitor Playback Volume",
972 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
973 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
974 .info = monitor_volume_info,
975 .get = monitor_get,
976 .put = monitor_put,
977 .private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL
978 | (1 << 8),
979 .tlv = { .p = monitor_db_scale, },
980 },
981 },
982 },
983};
984
985static const struct snd_kcontrol_new ac97_controls[] = {
986 AC97_VOLUME("Mic Capture Volume", 0, AC97_MIC, 0),
987 AC97_SWITCH("Mic Capture Switch", 0, AC97_MIC, 15, 1),
988 AC97_SWITCH("Mic Boost (+20dB)", 0, AC97_MIC, 6, 0),
989 {
990 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
991 .name = "Mic Source Capture Enum",
992 .info = mic_fmic_source_info,
993 .get = mic_fmic_source_get,
994 .put = mic_fmic_source_put,
995 },
996 AC97_SWITCH("Line Capture Switch", 0, AC97_LINE, 15, 1),
997 AC97_VOLUME("CD Capture Volume", 0, AC97_CD, 1),
998 AC97_SWITCH("CD Capture Switch", 0, AC97_CD, 15, 1),
999 AC97_VOLUME("Aux Capture Volume", 0, AC97_AUX, 1),
1000 AC97_SWITCH("Aux Capture Switch", 0, AC97_AUX, 15, 1),
1001};
1002
1003static const struct snd_kcontrol_new ac97_fp_controls[] = {
1004 AC97_VOLUME("Front Panel Playback Volume", 1, AC97_HEADPHONE, 1),
1005 AC97_SWITCH("Front Panel Playback Switch", 1, AC97_HEADPHONE, 15, 1),
1006 {
1007 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1008 .name = "Front Panel Capture Volume",
1009 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1010 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
1011 .info = ac97_fp_rec_volume_info,
1012 .get = ac97_fp_rec_volume_get,
1013 .put = ac97_fp_rec_volume_put,
1014 .tlv = { .p = ac97_rec_db_scale, },
1015 },
1016 AC97_SWITCH("Front Panel Capture Switch", 1, AC97_REC_GAIN, 15, 1),
1017};
1018
1019static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
1020{
1021 struct oxygen *chip = ctl->private_data;
1022 unsigned int i;
1023
1024 /* I'm too lazy to write a function for each control :-) */
1025 for (i = 0; i < ARRAY_SIZE(chip->controls); ++i)
1026 chip->controls[i] = NULL;
1027}
1028
1029static int add_controls(struct oxygen *chip,
1030 const struct snd_kcontrol_new controls[],
1031 unsigned int count)
1032{
1033 static const char *const known_ctl_names[CONTROL_COUNT] = {
1034 [CONTROL_SPDIF_PCM] =
1035 SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
1036 [CONTROL_SPDIF_INPUT_BITS] =
1037 SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
1038 [CONTROL_MIC_CAPTURE_SWITCH] = "Mic Capture Switch",
1039 [CONTROL_LINE_CAPTURE_SWITCH] = "Line Capture Switch",
1040 [CONTROL_CD_CAPTURE_SWITCH] = "CD Capture Switch",
1041 [CONTROL_AUX_CAPTURE_SWITCH] = "Aux Capture Switch",
1042 };
1043 unsigned int i;
1044 struct snd_kcontrol_new template;
1045 struct snd_kcontrol *ctl;
1046 int j, err;
1047
1048 for (i = 0; i < count; ++i) {
1049 template = controls[i];
1050 if (chip->model.control_filter) {
1051 err = chip->model.control_filter(&template);
1052 if (err < 0)
1053 return err;
1054 if (err == 1)
1055 continue;
1056 }
1057 if (!strcmp(template.name, "Stereo Upmixing") &&
1058 chip->model.dac_channels_pcm == 2)
1059 continue;
1060 if (!strcmp(template.name, "Mic Source Capture Enum") &&
1061 !(chip->model.device_config & AC97_FMIC_SWITCH))
1062 continue;
1063 if (!strncmp(template.name, "CD Capture ", 11) &&
1064 !(chip->model.device_config & AC97_CD_INPUT))
1065 continue;
1066 if (!strcmp(template.name, "Master Playback Volume") &&
1067 chip->model.dac_tlv) {
1068 template.tlv.p = chip->model.dac_tlv;
1069 template.access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1070 }
1071 ctl = snd_ctl_new1(kcontrolnew: &template, private_data: chip);
1072 if (!ctl)
1073 return -ENOMEM;
1074 err = snd_ctl_add(card: chip->card, kcontrol: ctl);
1075 if (err < 0)
1076 return err;
1077 j = match_string(array: known_ctl_names, n: CONTROL_COUNT, string: ctl->id.name);
1078 if (j >= 0) {
1079 chip->controls[j] = ctl;
1080 ctl->private_free = oxygen_any_ctl_free;
1081 }
1082 }
1083 return 0;
1084}
1085
1086int oxygen_mixer_init(struct oxygen *chip)
1087{
1088 unsigned int i;
1089 int err;
1090
1091 err = add_controls(chip, controls, ARRAY_SIZE(controls));
1092 if (err < 0)
1093 return err;
1094 if (chip->model.device_config & PLAYBACK_1_TO_SPDIF) {
1095 err = add_controls(chip, controls: spdif_output_controls,
1096 ARRAY_SIZE(spdif_output_controls));
1097 if (err < 0)
1098 return err;
1099 }
1100 if (chip->model.device_config & CAPTURE_1_FROM_SPDIF) {
1101 err = add_controls(chip, controls: spdif_input_controls,
1102 ARRAY_SIZE(spdif_input_controls));
1103 if (err < 0)
1104 return err;
1105 }
1106 for (i = 0; i < ARRAY_SIZE(monitor_controls); ++i) {
1107 if (!(chip->model.device_config & monitor_controls[i].pcm_dev))
1108 continue;
1109 err = add_controls(chip, controls: monitor_controls[i].controls,
1110 ARRAY_SIZE(monitor_controls[i].controls));
1111 if (err < 0)
1112 return err;
1113 }
1114 if (chip->has_ac97_0) {
1115 err = add_controls(chip, controls: ac97_controls,
1116 ARRAY_SIZE(ac97_controls));
1117 if (err < 0)
1118 return err;
1119 }
1120 if (chip->has_ac97_1) {
1121 err = add_controls(chip, controls: ac97_fp_controls,
1122 ARRAY_SIZE(ac97_fp_controls));
1123 if (err < 0)
1124 return err;
1125 }
1126 return chip->model.mixer_init ? chip->model.mixer_init(chip) : 0;
1127}
1128

source code of linux/sound/pci/oxygen/oxygen_mixer.c