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authorClemens Ladisch <clemens@ladisch.de>2007-12-23 13:50:57 -0500
committerJaroslav Kysela <perex@perex.cz>2008-01-31 11:29:44 -0500
commitd0ce9946c52e7bdf95afb09553775cf28b752254 (patch)
tree684edc99cfd1def12b87abb5431c6b8f0ea2f716 /sound/pci/oxygen/oxygen_mixer.c
parenta9b3aa8a0a203b9b62e15c465ba7d4797a6a2c79 (diff)
[ALSA] add CMI8788 driver
Add the snd-oxygen driver for the C-Media CMI8788 (Oxygen) chip, used on the Asound A-8788, AuzenTech X-Meridian, Bgears b-Enspirer, Club3D Theatron DTS, HT-Omega Claro, Razer Barracuda AC-1, Sondigo Inferno, and TempoTec HIFIER sound cards. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound/pci/oxygen/oxygen_mixer.c')
-rw-r--r--sound/pci/oxygen/oxygen_mixer.c623
1 files changed, 623 insertions, 0 deletions
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
new file mode 100644
index 000000000000..e252abac004e
--- /dev/null
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -0,0 +1,623 @@
1/*
2 * C-Media CMI8788 driver - mixer code
3 *
4 * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
5 *
6 *
7 * This driver is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License, version 2.
9 *
10 * This driver is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this driver; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20#include <sound/driver.h>
21#include <linux/mutex.h>
22#include <sound/ac97_codec.h>
23#include <sound/asoundef.h>
24#include <sound/control.h>
25#include <sound/tlv.h>
26#include "oxygen.h"
27
28static int dac_volume_info(struct snd_kcontrol *ctl,
29 struct snd_ctl_elem_info *info)
30{
31 struct oxygen *chip = ctl->private_data;
32
33 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
34 info->count = 8;
35 info->value.integer.min = chip->model->dac_minimum_volume;
36 info->value.integer.max = 0xff;
37 return 0;
38}
39
40static int dac_volume_get(struct snd_kcontrol *ctl,
41 struct snd_ctl_elem_value *value)
42{
43 struct oxygen *chip = ctl->private_data;
44 unsigned int i;
45
46 mutex_lock(&chip->mutex);
47 for (i = 0; i < 8; ++i)
48 value->value.integer.value[i] = chip->dac_volume[i];
49 mutex_unlock(&chip->mutex);
50 return 0;
51}
52
53static int dac_volume_put(struct snd_kcontrol *ctl,
54 struct snd_ctl_elem_value *value)
55{
56 struct oxygen *chip = ctl->private_data;
57 unsigned int i;
58 int changed;
59
60 changed = 0;
61 mutex_lock(&chip->mutex);
62 for (i = 0; i < 8; ++i)
63 if (value->value.integer.value[i] != chip->dac_volume[i]) {
64 chip->dac_volume[i] = value->value.integer.value[i];
65 changed = 1;
66 }
67 if (changed)
68 chip->model->update_dac_volume(chip);
69 mutex_unlock(&chip->mutex);
70 return changed;
71}
72
73static int dac_mute_get(struct snd_kcontrol *ctl,
74 struct snd_ctl_elem_value *value)
75{
76 struct oxygen *chip = ctl->private_data;
77
78 mutex_lock(&chip->mutex);
79 value->value.integer.value[0] = !chip->dac_mute;
80 mutex_unlock(&chip->mutex);
81 return 0;
82}
83
84static int dac_mute_put(struct snd_kcontrol *ctl,
85 struct snd_ctl_elem_value *value)
86{
87 struct oxygen *chip = ctl->private_data;
88 int changed;
89
90 mutex_lock(&chip->mutex);
91 changed = !value->value.integer.value[0] != chip->dac_mute;
92 if (changed) {
93 chip->dac_mute = !value->value.integer.value[0];
94 chip->model->update_dac_mute(chip);
95 }
96 mutex_unlock(&chip->mutex);
97 return changed;
98}
99
100static int upmix_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
101{
102 static const char *const names[3] = {
103 "Front", "Front+Rear", "Front+Rear+Side"
104 };
105 info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
106 info->count = 1;
107 info->value.enumerated.items = 3;
108 if (info->value.enumerated.item > 2)
109 info->value.enumerated.item = 2;
110 strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
111 return 0;
112}
113
114static int upmix_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
115{
116 struct oxygen *chip = ctl->private_data;
117
118 mutex_lock(&chip->mutex);
119 value->value.enumerated.item[0] = chip->dac_routing;
120 mutex_unlock(&chip->mutex);
121 return 0;
122}
123
124void oxygen_update_dac_routing(struct oxygen *chip)
125{
126 /*
127 * hardware channel order: front, side, center/lfe, rear
128 * ALSA channel order: front, rear, center/lfe, side
129 */
130 static const unsigned int reg_values[3] = {
131 0x6c00, 0x2c00, 0x2000
132 };
133 unsigned int reg_value;
134
135 if ((oxygen_read8(chip, OXYGEN_PLAY_CHANNELS) &
136 OXYGEN_PLAY_CHANNELS_MASK) == OXYGEN_PLAY_CHANNELS_2)
137 reg_value = reg_values[chip->dac_routing];
138 else
139 reg_value = 0x6c00;
140 oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value, 0xff00);
141}
142
143static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
144{
145 struct oxygen *chip = ctl->private_data;
146 int changed;
147
148 mutex_lock(&chip->mutex);
149 changed = value->value.enumerated.item[0] != chip->dac_routing;
150 if (changed) {
151 chip->dac_routing = min(value->value.enumerated.item[0], 2u);
152 spin_lock_irq(&chip->reg_lock);
153 oxygen_update_dac_routing(chip);
154 spin_unlock_irq(&chip->reg_lock);
155 }
156 mutex_unlock(&chip->mutex);
157 return changed;
158}
159
160static int spdif_switch_get(struct snd_kcontrol *ctl,
161 struct snd_ctl_elem_value *value)
162{
163 struct oxygen *chip = ctl->private_data;
164
165 mutex_lock(&chip->mutex);
166 value->value.integer.value[0] = chip->spdif_playback_enable;
167 mutex_unlock(&chip->mutex);
168 return 0;
169}
170
171static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate)
172{
173 switch (oxygen_rate) {
174 case OXYGEN_RATE_32000:
175 return IEC958_AES3_CON_FS_32000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
176 case OXYGEN_RATE_44100:
177 return IEC958_AES3_CON_FS_44100 << OXYGEN_SPDIF_CS_RATE_SHIFT;
178 default: /* OXYGEN_RATE_48000 */
179 return IEC958_AES3_CON_FS_48000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
180 case OXYGEN_RATE_64000:
181 return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT;
182 case OXYGEN_RATE_88200:
183 return 0x8 << OXYGEN_SPDIF_CS_RATE_SHIFT;
184 case OXYGEN_RATE_96000:
185 return 0xa << OXYGEN_SPDIF_CS_RATE_SHIFT;
186 case OXYGEN_RATE_176400:
187 return 0xc << OXYGEN_SPDIF_CS_RATE_SHIFT;
188 case OXYGEN_RATE_192000:
189 return 0xe << OXYGEN_SPDIF_CS_RATE_SHIFT;
190 }
191}
192
193void oxygen_update_spdif_source(struct oxygen *chip)
194{
195 u32 old_control, new_control;
196 u16 old_routing, new_routing;
197 unsigned int oxygen_rate;
198
199 old_control = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
200 old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING);
201 if (chip->pcm_active & (1 << PCM_SPDIF)) {
202 new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE;
203 new_routing = (old_routing & ~0x00e0) | 0x0000;
204 oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT)
205 & OXYGEN_I2S_RATE_MASK;
206 /* S/PDIF rate was already set by the caller */
207 } else if ((chip->pcm_active & (1 << PCM_MULTICH)) &&
208 chip->spdif_playback_enable) {
209 new_routing = (old_routing & ~0x00e0) | 0x0020;
210 oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
211 & OXYGEN_I2S_RATE_MASK;
212 new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) |
213 (oxygen_rate << OXYGEN_SPDIF_OUT_RATE_SHIFT) |
214 OXYGEN_SPDIF_OUT_ENABLE;
215 } else {
216 new_control = old_control & ~OXYGEN_SPDIF_OUT_ENABLE;
217 new_routing = old_routing;
218 oxygen_rate = OXYGEN_RATE_44100;
219 }
220 if (old_routing != new_routing) {
221 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL,
222 new_control & ~OXYGEN_SPDIF_OUT_ENABLE);
223 oxygen_write16(chip, OXYGEN_PLAY_ROUTING, new_routing);
224 }
225 if (new_control & OXYGEN_SPDIF_OUT_ENABLE)
226 oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS,
227 oxygen_spdif_rate(oxygen_rate) |
228 ((chip->pcm_active & (1 << PCM_SPDIF)) ?
229 chip->spdif_pcm_bits : chip->spdif_bits));
230 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, new_control);
231}
232
233static int spdif_switch_put(struct snd_kcontrol *ctl,
234 struct snd_ctl_elem_value *value)
235{
236 struct oxygen *chip = ctl->private_data;
237 int changed;
238
239 mutex_lock(&chip->mutex);
240 changed = value->value.integer.value[0] != chip->spdif_playback_enable;
241 if (changed) {
242 chip->spdif_playback_enable = !!value->value.integer.value[0];
243 spin_lock_irq(&chip->reg_lock);
244 oxygen_update_spdif_source(chip);
245 spin_unlock_irq(&chip->reg_lock);
246 }
247 mutex_unlock(&chip->mutex);
248 return changed;
249}
250
251static int spdif_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
252{
253 info->type = SNDRV_CTL_ELEM_TYPE_IEC958;
254 info->count = 1;
255 return 0;
256}
257
258static void oxygen_to_iec958(u32 bits, struct snd_ctl_elem_value *value)
259{
260 value->value.iec958.status[0] =
261 bits & (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
262 OXYGEN_SPDIF_PREEMPHASIS);
263 value->value.iec958.status[1] = /* category and original */
264 bits >> OXYGEN_SPDIF_CATEGORY_SHIFT;
265}
266
267static u32 iec958_to_oxygen(struct snd_ctl_elem_value *value)
268{
269 u32 bits;
270
271 bits = value->value.iec958.status[0] &
272 (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
273 OXYGEN_SPDIF_PREEMPHASIS);
274 bits |= value->value.iec958.status[1] << OXYGEN_SPDIF_CATEGORY_SHIFT;
275 if (bits & OXYGEN_SPDIF_NONAUDIO)
276 bits |= OXYGEN_SPDIF_V;
277 return bits;
278}
279
280static inline void write_spdif_bits(struct oxygen *chip, u32 bits)
281{
282 oxygen_write32_masked(chip, OXYGEN_SPDIF_OUTPUT_BITS, bits,
283 OXYGEN_SPDIF_NONAUDIO |
284 OXYGEN_SPDIF_C |
285 OXYGEN_SPDIF_PREEMPHASIS |
286 OXYGEN_SPDIF_CATEGORY_MASK |
287 OXYGEN_SPDIF_ORIGINAL |
288 OXYGEN_SPDIF_V);
289}
290
291static int spdif_default_get(struct snd_kcontrol *ctl,
292 struct snd_ctl_elem_value *value)
293{
294 struct oxygen *chip = ctl->private_data;
295
296 mutex_lock(&chip->mutex);
297 oxygen_to_iec958(chip->spdif_bits, value);
298 mutex_unlock(&chip->mutex);
299 return 0;
300}
301
302static int spdif_default_put(struct snd_kcontrol *ctl,
303 struct snd_ctl_elem_value *value)
304{
305 struct oxygen *chip = ctl->private_data;
306 u32 new_bits;
307 int changed;
308
309 new_bits = iec958_to_oxygen(value);
310 mutex_lock(&chip->mutex);
311 changed = new_bits != chip->spdif_bits;
312 if (changed) {
313 chip->spdif_bits = new_bits;
314 if (!(chip->pcm_active & (1 << PCM_SPDIF)))
315 write_spdif_bits(chip, new_bits);
316 }
317 mutex_unlock(&chip->mutex);
318 return changed;
319}
320
321static int spdif_mask_get(struct snd_kcontrol *ctl,
322 struct snd_ctl_elem_value *value)
323{
324 value->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
325 IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS;
326 value->value.iec958.status[1] =
327 IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL;
328 return 0;
329}
330
331static int spdif_pcm_get(struct snd_kcontrol *ctl,
332 struct snd_ctl_elem_value *value)
333{
334 struct oxygen *chip = ctl->private_data;
335
336 mutex_lock(&chip->mutex);
337 oxygen_to_iec958(chip->spdif_pcm_bits, value);
338 mutex_unlock(&chip->mutex);
339 return 0;
340}
341
342static int spdif_pcm_put(struct snd_kcontrol *ctl,
343 struct snd_ctl_elem_value *value)
344{
345 struct oxygen *chip = ctl->private_data;
346 u32 new_bits;
347 int changed;
348
349 new_bits = iec958_to_oxygen(value);
350 mutex_lock(&chip->mutex);
351 changed = new_bits != chip->spdif_pcm_bits;
352 if (changed) {
353 chip->spdif_pcm_bits = new_bits;
354 if (chip->pcm_active & (1 << PCM_SPDIF))
355 write_spdif_bits(chip, new_bits);
356 }
357 mutex_unlock(&chip->mutex);
358 return changed;
359}
360
361static int spdif_input_mask_get(struct snd_kcontrol *ctl,
362 struct snd_ctl_elem_value *value)
363{
364 value->value.iec958.status[0] = 0xff;
365 value->value.iec958.status[1] = 0xff;
366 value->value.iec958.status[2] = 0xff;
367 value->value.iec958.status[3] = 0xff;
368 return 0;
369}
370
371static int spdif_input_default_get(struct snd_kcontrol *ctl,
372 struct snd_ctl_elem_value *value)
373{
374 struct oxygen *chip = ctl->private_data;
375 u32 bits;
376
377 bits = oxygen_read32(chip, OXYGEN_SPDIF_INPUT_BITS);
378 value->value.iec958.status[0] = bits;
379 value->value.iec958.status[1] = bits >> 8;
380 value->value.iec958.status[2] = bits >> 16;
381 value->value.iec958.status[3] = bits >> 24;
382 return 0;
383}
384
385static int ac97_switch_get(struct snd_kcontrol *ctl,
386 struct snd_ctl_elem_value *value)
387{
388 struct oxygen *chip = ctl->private_data;
389 unsigned int index = ctl->private_value & 0xff;
390 unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
391 int invert = ctl->private_value & (1 << 16);
392 u16 reg;
393
394 mutex_lock(&chip->mutex);
395 reg = oxygen_read_ac97(chip, 0, index);
396 mutex_unlock(&chip->mutex);
397 if (!(reg & (1 << bitnr)) ^ !invert)
398 value->value.integer.value[0] = 1;
399 else
400 value->value.integer.value[0] = 0;
401 return 0;
402}
403
404static int ac97_switch_put(struct snd_kcontrol *ctl,
405 struct snd_ctl_elem_value *value)
406{
407 struct oxygen *chip = ctl->private_data;
408 unsigned int index = ctl->private_value & 0xff;
409 unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
410 int invert = ctl->private_value & (1 << 16);
411 u16 oldreg, newreg;
412 int change;
413
414 mutex_lock(&chip->mutex);
415 oldreg = oxygen_read_ac97(chip, 0, index);
416 newreg = oldreg;
417 if (!value->value.integer.value[0] ^ !invert)
418 newreg |= 1 << bitnr;
419 else
420 newreg &= ~(1 << bitnr);
421 change = newreg != oldreg;
422 if (change) {
423 oxygen_write_ac97(chip, 0, index, newreg);
424 if (index == AC97_LINE)
425 oxygen_write_ac97_masked(chip, 0, 0x72,
426 !!(newreg & 0x8000), 0x0001);
427 }
428 mutex_unlock(&chip->mutex);
429 return change;
430}
431
432static int ac97_volume_info(struct snd_kcontrol *ctl,
433 struct snd_ctl_elem_info *info)
434{
435 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
436 info->count = 2;
437 info->value.integer.min = 0;
438 info->value.integer.max = 0x1f;
439 return 0;
440}
441
442static int ac97_volume_get(struct snd_kcontrol *ctl,
443 struct snd_ctl_elem_value *value)
444{
445 struct oxygen *chip = ctl->private_data;
446 unsigned int index = ctl->private_value;
447 u16 reg;
448
449 mutex_lock(&chip->mutex);
450 reg = oxygen_read_ac97(chip, 0, index);
451 mutex_unlock(&chip->mutex);
452 value->value.integer.value[0] = 31 - (reg & 0x1f);
453 value->value.integer.value[1] = 31 - ((reg >> 8) & 0x1f);
454 return 0;
455}
456
457static int ac97_volume_put(struct snd_kcontrol *ctl,
458 struct snd_ctl_elem_value *value)
459{
460 struct oxygen *chip = ctl->private_data;
461 unsigned int index = ctl->private_value;
462 u16 oldreg, newreg;
463 int change;
464
465 mutex_lock(&chip->mutex);
466 oldreg = oxygen_read_ac97(chip, 0, index);
467 newreg = oldreg;
468 newreg = (newreg & ~0x1f) |
469 (31 - (value->value.integer.value[0] & 0x1f));
470 newreg = (newreg & ~0x1f00) |
471 ((31 - (value->value.integer.value[0] & 0x1f)) << 8);
472 change = newreg != oldreg;
473 if (change)
474 oxygen_write_ac97(chip, 0, index, newreg);
475 mutex_unlock(&chip->mutex);
476 return change;
477}
478
479#define AC97_SWITCH(xname, index, bitnr, invert) { \
480 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
481 .name = xname, \
482 .info = snd_ctl_boolean_mono_info, \
483 .get = ac97_switch_get, \
484 .put = ac97_switch_put, \
485 .private_value = ((invert) << 16) | ((bitnr) << 8) | (index), \
486 }
487#define AC97_VOLUME(xname, index) { \
488 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
489 .name = xname, \
490 .info = ac97_volume_info, \
491 .get = ac97_volume_get, \
492 .put = ac97_volume_put, \
493 .tlv = { .p = ac97_db_scale, }, \
494 .private_value = (index), \
495 }
496
497static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
498
499static const struct snd_kcontrol_new controls[] = {
500 {
501 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
502 .name = "PCM Playback Volume",
503 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
504 SNDRV_CTL_ELEM_ACCESS_TLV_READ,
505 .info = dac_volume_info,
506 .get = dac_volume_get,
507 .put = dac_volume_put,
508 .tlv = {
509 .p = NULL, /* set later */
510 },
511 },
512 {
513 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
514 .name = "PCM Playback Switch",
515 .info = snd_ctl_boolean_mono_info,
516 .get = dac_mute_get,
517 .put = dac_mute_put,
518 },
519 {
520 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
521 .name = "Stereo Upmixing",
522 .info = upmix_info,
523 .get = upmix_get,
524 .put = upmix_put,
525 },
526 {
527 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
528 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
529 .info = snd_ctl_boolean_mono_info,
530 .get = spdif_switch_get,
531 .put = spdif_switch_put,
532 },
533 {
534 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
535 .device = 1,
536 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
537 .info = spdif_info,
538 .get = spdif_default_get,
539 .put = spdif_default_put,
540 },
541 {
542 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
543 .device = 1,
544 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
545 .access = SNDRV_CTL_ELEM_ACCESS_READ,
546 .info = spdif_info,
547 .get = spdif_mask_get,
548 },
549 {
550 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
551 .device = 1,
552 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
553 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
554 SNDRV_CTL_ELEM_ACCESS_INACTIVE,
555 .info = spdif_info,
556 .get = spdif_pcm_get,
557 .put = spdif_pcm_put,
558 },
559 {
560 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
561 .device = 1,
562 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK),
563 .access = SNDRV_CTL_ELEM_ACCESS_READ,
564 .info = spdif_info,
565 .get = spdif_input_mask_get,
566 },
567 {
568 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
569 .device = 1,
570 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
571 .access = SNDRV_CTL_ELEM_ACCESS_READ,
572 .info = spdif_info,
573 .get = spdif_input_default_get,
574 },
575 AC97_VOLUME("Mic Capture Volume", AC97_MIC),
576 AC97_SWITCH("Mic Capture Switch", AC97_MIC, 15, 1),
577 AC97_SWITCH("Mic Boost (+20dB)", AC97_MIC, 6, 0),
578 AC97_SWITCH("Line Capture Switch", AC97_LINE, 15, 1),
579 AC97_VOLUME("CD Capture Volume", AC97_CD),
580 AC97_SWITCH("CD Capture Switch", AC97_CD, 15, 1),
581 AC97_VOLUME("Aux Capture Volume", AC97_AUX),
582 AC97_SWITCH("Aux Capture Switch", AC97_AUX, 15, 1),
583};
584
585static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
586{
587 struct oxygen *chip = ctl->private_data;
588
589 /* I'm too lazy to write a function for each control :-) */
590 chip->spdif_pcm_ctl = NULL;
591 chip->spdif_input_bits_ctl = NULL;
592}
593
594int oxygen_mixer_init(struct oxygen *chip)
595{
596 unsigned int i;
597 struct snd_kcontrol *ctl;
598 int err;
599
600 for (i = 0; i < ARRAY_SIZE(controls); ++i) {
601 ctl = snd_ctl_new1(&controls[i], chip);
602 if (!ctl)
603 return -ENOMEM;
604 if (!strcmp(ctl->id.name, "PCM Playback Volume"))
605 ctl->tlv.p = chip->model->dac_tlv;
606 else if (chip->model->cd_in_from_video_in &&
607 !strncmp(ctl->id.name, "CD Capture ", 11))
608 ctl->private_value ^= AC97_CD ^ AC97_VIDEO;
609 err = snd_ctl_add(chip->card, ctl);
610 if (err < 0)
611 return err;
612 if (!strcmp(ctl->id.name,
613 SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM))) {
614 chip->spdif_pcm_ctl = ctl;
615 ctl->private_free = oxygen_any_ctl_free;
616 } else if (!strcmp(ctl->id.name,
617 SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT))) {
618 chip->spdif_input_bits_ctl = ctl;
619 ctl->private_free = oxygen_any_ctl_free;
620 }
621 }
622 return chip->model->mixer_init ? chip->model->mixer_init(chip) : 0;
623}
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-15 19:59:26 -0500