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[TG3]: Set minimal hw interrupt mitigation.
[linux-2.6/verdex.git] / sound / drivers / vx / vx_mixer.c
blobf00c88886460c8b8dff9a3a5dc8e05c8549cd28d
1 /*
2 * Driver for Digigram VX soundcards
3 *
4 * Common mixer part
5 *
6 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22
23 #include <sound/driver.h>
24 #include <sound/core.h>
25 #include <sound/control.h>
26 #include <sound/vx_core.h>
27 #include "vx_cmd.h"
28
29
30 /*
31 * write a codec data (24bit)
32 */
33 static void vx_write_codec_reg(vx_core_t *chip, int codec, unsigned int data)
34 {
35 unsigned long flags;
36
37 snd_assert(chip->ops->write_codec, return);
38
39 if (chip->chip_status & VX_STAT_IS_STALE)
40 return;
41
42 spin_lock_irqsave(&chip->lock, flags);
43 chip->ops->write_codec(chip, codec, data);
44 spin_unlock_irqrestore(&chip->lock, flags);
45 }
46
47 /*
48 * Data type used to access the Codec
49 */
50 typedef union {
51 u32 l;
52 #ifdef SNDRV_BIG_ENDIAN
53 struct w {
54 u16 h;
55 u16 l;
56 } w;
57 struct b {
58 u8 hh;
59 u8 mh;
60 u8 ml;
61 u8 ll;
62 } b;
63 #else /* LITTLE_ENDIAN */
64 struct w {
65 u16 l;
66 u16 h;
67 } w;
68 struct b {
69 u8 ll;
70 u8 ml;
71 u8 mh;
72 u8 hh;
73 } b;
74 #endif
75 } vx_codec_data_t;
76
77 #define SET_CDC_DATA_SEL(di,s) ((di).b.mh = (u8) (s))
78 #define SET_CDC_DATA_REG(di,r) ((di).b.ml = (u8) (r))
79 #define SET_CDC_DATA_VAL(di,d) ((di).b.ll = (u8) (d))
80 #define SET_CDC_DATA_INIT(di) ((di).l = 0L, SET_CDC_DATA_SEL(di,XX_CODEC_SELECTOR))
81
82 /*
83 * set up codec register and write the value
84 * @codec: the codec id, 0 or 1
85 * @reg: register index
86 * @val: data value
87 */
88 static void vx_set_codec_reg(vx_core_t *chip, int codec, int reg, int val)
89 {
90 vx_codec_data_t data;
91 /* DAC control register */
92 SET_CDC_DATA_INIT(data);
93 SET_CDC_DATA_REG(data, reg);
94 SET_CDC_DATA_VAL(data, val);
95 vx_write_codec_reg(chip, codec, data.l);
96 }
97
98
99 /*
100 * vx_set_analog_output_level - set the output attenuation level
101 * @codec: the output codec, 0 or 1. (1 for VXP440 only)
102 * @left: left output level, 0 = mute
103 * @right: right output level
104 */
105 static void vx_set_analog_output_level(vx_core_t *chip, int codec, int left, int right)
106 {
107 left = chip->hw->output_level_max - left;
108 right = chip->hw->output_level_max - right;
109
110 if (chip->ops->akm_write) {
111 chip->ops->akm_write(chip, XX_CODEC_LEVEL_LEFT_REGISTER, left);
112 chip->ops->akm_write(chip, XX_CODEC_LEVEL_RIGHT_REGISTER, right);
113 } else {
114 /* convert to attenuation level: 0 = 0dB (max), 0xe3 = -113.5 dB (min) */
115 vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_LEFT_REGISTER, left);
116 vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_RIGHT_REGISTER, right);
117 }
118 }
119
120
121 /*
122 * vx_toggle_dac_mute - mute/unmute DAC
123 * @mute: 0 = unmute, 1 = mute
124 */
125
126 #define DAC_ATTEN_MIN 0x08
127 #define DAC_ATTEN_MAX 0x38
128
129 void vx_toggle_dac_mute(vx_core_t *chip, int mute)
130 {
131 unsigned int i;
132 for (i = 0; i < chip->hw->num_codecs; i++) {
133 if (chip->ops->akm_write)
134 chip->ops->akm_write(chip, XX_CODEC_DAC_CONTROL_REGISTER, mute); /* XXX */
135 else
136 vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER,
137 mute ? DAC_ATTEN_MAX : DAC_ATTEN_MIN);
138 }
139 }
140
141 /*
142 * vx_reset_codec - reset and initialize the codecs
143 */
144 void vx_reset_codec(vx_core_t *chip, int cold_reset)
145 {
146 unsigned int i;
147 int port = chip->type >= VX_TYPE_VXPOCKET ? 0x75 : 0x65;
148
149 chip->ops->reset_codec(chip);
150
151 /* AKM codecs should be initialized in reset_codec callback */
152 if (! chip->ops->akm_write) {
153 /* initialize old codecs */
154 for (i = 0; i < chip->hw->num_codecs; i++) {
155 /* DAC control register (change level when zero crossing + mute) */
156 vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER, DAC_ATTEN_MAX);
157 /* ADC control register */
158 vx_set_codec_reg(chip, i, XX_CODEC_ADC_CONTROL_REGISTER, 0x00);
159 /* Port mode register */
160 vx_set_codec_reg(chip, i, XX_CODEC_PORT_MODE_REGISTER, port);
161 /* Clock control register */
162 vx_set_codec_reg(chip, i, XX_CODEC_CLOCK_CONTROL_REGISTER, 0x00);
163 }
164 }
165
166 /* mute analog output */
167 for (i = 0; i < chip->hw->num_codecs; i++) {
168 chip->output_level[i][0] = 0;
169 chip->output_level[i][1] = 0;
170 vx_set_analog_output_level(chip, i, 0, 0);
171 }
172 }
173
174 /*
175 * change the audio input source
176 * @src: the target source (VX_AUDIO_SRC_XXX)
177 */
178 static void vx_change_audio_source(vx_core_t *chip, int src)
179 {
180 unsigned long flags;
181
182 if (chip->chip_status & VX_STAT_IS_STALE)
183 return;
184
185 spin_lock_irqsave(&chip->lock, flags);
186 chip->ops->change_audio_source(chip, src);
187 spin_unlock_irqrestore(&chip->lock, flags);
188 }
189
190
191 /*
192 * change the audio source if necessary and possible
193 * returns 1 if the source is actually changed.
194 */
195 int vx_sync_audio_source(vx_core_t *chip)
196 {
197 if (chip->audio_source_target == chip->audio_source ||
198 chip->pcm_running)
199 return 0;
200 vx_change_audio_source(chip, chip->audio_source_target);
201 chip->audio_source = chip->audio_source_target;
202 return 1;
203 }
204
205
206 /*
207 * audio level, mute, monitoring
208 */
209 struct vx_audio_level {
210 unsigned int has_level: 1;
211 unsigned int has_monitor_level: 1;
212 unsigned int has_mute: 1;
213 unsigned int has_monitor_mute: 1;
214 unsigned int mute;
215 unsigned int monitor_mute;
216 short level;
217 short monitor_level;
218 };
219
220 static int vx_adjust_audio_level(vx_core_t *chip, int audio, int capture,
221 struct vx_audio_level *info)
222 {
223 struct vx_rmh rmh;
224
225 if (chip->chip_status & VX_STAT_IS_STALE)
226 return -EBUSY;
227
228 vx_init_rmh(&rmh, CMD_AUDIO_LEVEL_ADJUST);
229 if (capture)
230 rmh.Cmd[0] |= COMMAND_RECORD_MASK;
231 /* Add Audio IO mask */
232 rmh.Cmd[1] = 1 << audio;
233 rmh.Cmd[2] = 0;
234 if (info->has_level) {
235 rmh.Cmd[0] |= VALID_AUDIO_IO_DIGITAL_LEVEL;
236 rmh.Cmd[2] |= info->level;
237 }
238 if (info->has_monitor_level) {
239 rmh.Cmd[0] |= VALID_AUDIO_IO_MONITORING_LEVEL;
240 rmh.Cmd[2] |= ((unsigned int)info->monitor_level << 10);
241 }
242 if (info->has_mute) {
243 rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_LEVEL;
244 if (info->mute)
245 rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_LEVEL;
246 }
247 if (info->has_monitor_mute) {
248 /* validate flag for M2 at least to unmute it */
249 rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_MONITORING_1 | VALID_AUDIO_IO_MUTE_MONITORING_2;
250 if (info->monitor_mute)
251 rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_MONITORING_1;
252 }
253
254 return vx_send_msg(chip, &rmh);
255 }
256
257
258 #if 0 // not used
259 static int vx_read_audio_level(vx_core_t *chip, int audio, int capture,
260 struct vx_audio_level *info)
261 {
262 int err;
263 struct vx_rmh rmh;
264
265 memset(info, 0, sizeof(*info));
266 vx_init_rmh(&rmh, CMD_GET_AUDIO_LEVELS);
267 if (capture)
268 rmh.Cmd[0] |= COMMAND_RECORD_MASK;
269 /* Add Audio IO mask */
270 rmh.Cmd[1] = 1 << audio;
271 err = vx_send_msg(chip, &rmh);
272 if (err < 0)
273 return err;
274 info.level = rmh.Stat[0] & MASK_DSP_WORD_LEVEL;
275 info.monitor_level = (rmh.Stat[0] >> 10) & MASK_DSP_WORD_LEVEL;
276 info.mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_LEVEL) ? 1 : 0;
277 info.monitor_mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_MONITORING_1) ? 1 : 0;
278 return 0;
279 }
280 #endif // not used
281
282 /*
283 * set the monitoring level and mute state of the given audio
284 * no more static, because must be called from vx_pcm to demute monitoring
285 */
286 int vx_set_monitor_level(vx_core_t *chip, int audio, int level, int active)
287 {
288 struct vx_audio_level info;
289
290 memset(&info, 0, sizeof(info));
291 info.has_monitor_level = 1;
292 info.monitor_level = level;
293 info.has_monitor_mute = 1;
294 info.monitor_mute = !active;
295 chip->audio_monitor[audio] = level;
296 chip->audio_monitor_active[audio] = active;
297 return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */
298 }
299
300
301 /*
302 * set the mute status of the given audio
303 */
304 static int vx_set_audio_switch(vx_core_t *chip, int audio, int active)
305 {
306 struct vx_audio_level info;
307
308 memset(&info, 0, sizeof(info));
309 info.has_mute = 1;
310 info.mute = !active;
311 chip->audio_active[audio] = active;
312 return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */
313 }
314
315 /*
316 * set the mute status of the given audio
317 */
318 static int vx_set_audio_gain(vx_core_t *chip, int audio, int capture, int level)
319 {
320 struct vx_audio_level info;
321
322 memset(&info, 0, sizeof(info));
323 info.has_level = 1;
324 info.level = level;
325 chip->audio_gain[capture][audio] = level;
326 return vx_adjust_audio_level(chip, audio, capture, &info);
327 }
328
329 /*
330 * reset all audio levels
331 */
332 static void vx_reset_audio_levels(vx_core_t *chip)
333 {
334 unsigned int i, c;
335 struct vx_audio_level info;
336
337 memset(chip->audio_gain, 0, sizeof(chip->audio_gain));
338 memset(chip->audio_active, 0, sizeof(chip->audio_active));
339 memset(chip->audio_monitor, 0, sizeof(chip->audio_monitor));
340 memset(chip->audio_monitor_active, 0, sizeof(chip->audio_monitor_active));
341
342 for (c = 0; c < 2; c++) {
343 for (i = 0; i < chip->hw->num_ins * 2; i++) {
344 memset(&info, 0, sizeof(info));
345 if (c == 0) {
346 info.has_monitor_level = 1;
347 info.has_mute = 1;
348 info.has_monitor_mute = 1;
349 }
350 info.has_level = 1;
351 info.level = CVAL_0DB; /* default: 0dB */
352 vx_adjust_audio_level(chip, i, c, &info);
353 chip->audio_gain[c][i] = CVAL_0DB;
354 chip->audio_monitor[i] = CVAL_0DB;
355 }
356 }
357 }
358
359
360 /*
361 * VU, peak meter record
362 */
363
364 #define VU_METER_CHANNELS 2
365
366 struct vx_vu_meter {
367 int saturated;
368 int vu_level;
369 int peak_level;
370 };
371
372 /*
373 * get the VU and peak meter values
374 * @audio: the audio index
375 * @capture: 0 = playback, 1 = capture operation
376 * @info: the array of vx_vu_meter records (size = 2).
377 */
378 static int vx_get_audio_vu_meter(vx_core_t *chip, int audio, int capture, struct vx_vu_meter *info)
379 {
380 struct vx_rmh rmh;
381 int i, err;
382
383 if (chip->chip_status & VX_STAT_IS_STALE)
384 return -EBUSY;
385
386 vx_init_rmh(&rmh, CMD_AUDIO_VU_PIC_METER);
387 rmh.LgStat += 2 * VU_METER_CHANNELS;
388 if (capture)
389 rmh.Cmd[0] |= COMMAND_RECORD_MASK;
390
391 /* Add Audio IO mask */
392 rmh.Cmd[1] = 0;
393 for (i = 0; i < VU_METER_CHANNELS; i++)
394 rmh.Cmd[1] |= 1 << (audio + i);
395 err = vx_send_msg(chip, &rmh);
396 if (err < 0)
397 return err;
398 /* Read response */
399 for (i = 0; i < 2 * VU_METER_CHANNELS; i +=2) {
400 info->saturated = (rmh.Stat[0] & (1 << (audio + i))) ? 1 : 0;
401 info->vu_level = rmh.Stat[i + 1];
402 info->peak_level = rmh.Stat[i + 2];
403 info++;
404 }
405 return 0;
406 }
407
408
409 /*
410 * control API entries
411 */
412
413 /*
414 * output level control
415 */
416 static int vx_output_level_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
417 {
418 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
419 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
420 uinfo->count = 2;
421 uinfo->value.integer.min = 0;
422 uinfo->value.integer.max = chip->hw->output_level_max;
423 return 0;
424 }
425
426 static int vx_output_level_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
427 {
428 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
429 int codec = kcontrol->id.index;
430 down(&chip->mixer_mutex);
431 ucontrol->value.integer.value[0] = chip->output_level[codec][0];
432 ucontrol->value.integer.value[1] = chip->output_level[codec][1];
433 up(&chip->mixer_mutex);
434 return 0;
435 }
436
437 static int vx_output_level_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
438 {
439 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
440 int codec = kcontrol->id.index;
441 down(&chip->mixer_mutex);
442 if (ucontrol->value.integer.value[0] != chip->output_level[codec][0] ||
443 ucontrol->value.integer.value[1] != chip->output_level[codec][1]) {
444 vx_set_analog_output_level(chip, codec,
445 ucontrol->value.integer.value[0],
446 ucontrol->value.integer.value[1]);
447 chip->output_level[codec][0] = ucontrol->value.integer.value[0];
448 chip->output_level[codec][1] = ucontrol->value.integer.value[1];
449 up(&chip->mixer_mutex);
450 return 1;
451 }
452 up(&chip->mixer_mutex);
453 return 0;
454 }
455
456 static snd_kcontrol_new_t vx_control_output_level = {
457 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
458 .name = "Master Playback Volume",
459 .info = vx_output_level_info,
460 .get = vx_output_level_get,
461 .put = vx_output_level_put,
462 };
463
464 /*
465 * audio source select
466 */
467 static int vx_audio_src_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
468 {
469 static char *texts_mic[3] = {
470 "Digital", "Line", "Mic"
471 };
472 static char *texts_vx2[2] = {
473 "Digital", "Analog"
474 };
475 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
476
477 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
478 uinfo->count = 1;
479 if (chip->type >= VX_TYPE_VXPOCKET) {
480 uinfo->value.enumerated.items = 3;
481 if (uinfo->value.enumerated.item > 2)
482 uinfo->value.enumerated.item = 2;
483 strcpy(uinfo->value.enumerated.name,
484 texts_mic[uinfo->value.enumerated.item]);
485 } else {
486 uinfo->value.enumerated.items = 2;
487 if (uinfo->value.enumerated.item > 1)
488 uinfo->value.enumerated.item = 1;
489 strcpy(uinfo->value.enumerated.name,
490 texts_vx2[uinfo->value.enumerated.item]);
491 }
492 return 0;
493 }
494
495 static int vx_audio_src_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
496 {
497 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
498 ucontrol->value.enumerated.item[0] = chip->audio_source_target;
499 return 0;
500 }
501
502 static int vx_audio_src_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
503 {
504 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
505 down(&chip->mixer_mutex);
506 if (chip->audio_source_target != ucontrol->value.enumerated.item[0]) {
507 chip->audio_source_target = ucontrol->value.enumerated.item[0];
508 vx_sync_audio_source(chip);
509 up(&chip->mixer_mutex);
510 return 1;
511 }
512 up(&chip->mixer_mutex);
513 return 0;
514 }
515
516 static snd_kcontrol_new_t vx_control_audio_src = {
517 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
518 .name = "Capture Source",
519 .info = vx_audio_src_info,
520 .get = vx_audio_src_get,
521 .put = vx_audio_src_put,
522 };
523
524 /*
525 * clock mode selection
526 */
527 static int vx_clock_mode_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
528 {
529 static char *texts[3] = {
530 "Auto", "Internal", "External"
531 };
532
533 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
534 uinfo->count = 1;
535 uinfo->value.enumerated.items = 3;
536 if (uinfo->value.enumerated.item > 2)
537 uinfo->value.enumerated.item = 2;
538 strcpy(uinfo->value.enumerated.name,
539 texts[uinfo->value.enumerated.item]);
540 return 0;
541 }
542
543 static int vx_clock_mode_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
544 {
545 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
546 ucontrol->value.enumerated.item[0] = chip->clock_mode;
547 return 0;
548 }
549
550 static int vx_clock_mode_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
551 {
552 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
553 down(&chip->mixer_mutex);
554 if (chip->clock_mode != ucontrol->value.enumerated.item[0]) {
555 chip->clock_mode = ucontrol->value.enumerated.item[0];
556 vx_set_clock(chip, chip->freq);
557 up(&chip->mixer_mutex);
558 return 1;
559 }
560 up(&chip->mixer_mutex);
561 return 0;
562 }
563
564 static snd_kcontrol_new_t vx_control_clock_mode = {
565 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
566 .name = "Clock Mode",
567 .info = vx_clock_mode_info,
568 .get = vx_clock_mode_get,
569 .put = vx_clock_mode_put,
570 };
571
572 /*
573 * Audio Gain
574 */
575 static int vx_audio_gain_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
576 {
577 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
578 uinfo->count = 2;
579 uinfo->value.integer.min = 0;
580 uinfo->value.integer.max = CVAL_MAX;
581 return 0;
582 }
583
584 static int vx_audio_gain_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
585 {
586 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
587 int audio = kcontrol->private_value & 0xff;
588 int capture = (kcontrol->private_value >> 8) & 1;
589
590 down(&chip->mixer_mutex);
591 ucontrol->value.integer.value[0] = chip->audio_gain[capture][audio];
592 ucontrol->value.integer.value[1] = chip->audio_gain[capture][audio+1];
593 up(&chip->mixer_mutex);
594 return 0;
595 }
596
597 static int vx_audio_gain_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
598 {
599 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
600 int audio = kcontrol->private_value & 0xff;
601 int capture = (kcontrol->private_value >> 8) & 1;
602
603 down(&chip->mixer_mutex);
604 if (ucontrol->value.integer.value[0] != chip->audio_gain[capture][audio] ||
605 ucontrol->value.integer.value[1] != chip->audio_gain[capture][audio+1]) {
606 vx_set_audio_gain(chip, audio, capture, ucontrol->value.integer.value[0]);
607 vx_set_audio_gain(chip, audio+1, capture, ucontrol->value.integer.value[1]);
608 up(&chip->mixer_mutex);
609 return 1;
610 }
611 up(&chip->mixer_mutex);
612 return 0;
613 }
614
615 static int vx_audio_monitor_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
616 {
617 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
618 int audio = kcontrol->private_value & 0xff;
619
620 down(&chip->mixer_mutex);
621 ucontrol->value.integer.value[0] = chip->audio_monitor[audio];
622 ucontrol->value.integer.value[1] = chip->audio_monitor[audio+1];
623 up(&chip->mixer_mutex);
624 return 0;
625 }
626
627 static int vx_audio_monitor_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
628 {
629 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
630 int audio = kcontrol->private_value & 0xff;
631
632 down(&chip->mixer_mutex);
633 if (ucontrol->value.integer.value[0] != chip->audio_monitor[audio] ||
634 ucontrol->value.integer.value[1] != chip->audio_monitor[audio+1]) {
635 vx_set_monitor_level(chip, audio, ucontrol->value.integer.value[0],
636 chip->audio_monitor_active[audio]);
637 vx_set_monitor_level(chip, audio+1, ucontrol->value.integer.value[1],
638 chip->audio_monitor_active[audio+1]);
639 up(&chip->mixer_mutex);
640 return 1;
641 }
642 up(&chip->mixer_mutex);
643 return 0;
644 }
645
646 static int vx_audio_sw_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
647 {
648 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
649 uinfo->count = 2;
650 uinfo->value.integer.min = 0;
651 uinfo->value.integer.max = 1;
652 return 0;
653 }
654
655 static int vx_audio_sw_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
656 {
657 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
658 int audio = kcontrol->private_value & 0xff;
659
660 down(&chip->mixer_mutex);
661 ucontrol->value.integer.value[0] = chip->audio_active[audio];
662 ucontrol->value.integer.value[1] = chip->audio_active[audio+1];
663 up(&chip->mixer_mutex);
664 return 0;
665 }
666
667 static int vx_audio_sw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
668 {
669 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
670 int audio = kcontrol->private_value & 0xff;
671
672 down(&chip->mixer_mutex);
673 if (ucontrol->value.integer.value[0] != chip->audio_active[audio] ||
674 ucontrol->value.integer.value[1] != chip->audio_active[audio+1]) {
675 vx_set_audio_switch(chip, audio, ucontrol->value.integer.value[0]);
676 vx_set_audio_switch(chip, audio+1, ucontrol->value.integer.value[1]);
677 up(&chip->mixer_mutex);
678 return 1;
679 }
680 up(&chip->mixer_mutex);
681 return 0;
682 }
683
684 static int vx_monitor_sw_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
685 {
686 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
687 int audio = kcontrol->private_value & 0xff;
688
689 down(&chip->mixer_mutex);
690 ucontrol->value.integer.value[0] = chip->audio_monitor_active[audio];
691 ucontrol->value.integer.value[1] = chip->audio_monitor_active[audio+1];
692 up(&chip->mixer_mutex);
693 return 0;
694 }
695
696 static int vx_monitor_sw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
697 {
698 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
699 int audio = kcontrol->private_value & 0xff;
700
701 down(&chip->mixer_mutex);
702 if (ucontrol->value.integer.value[0] != chip->audio_monitor_active[audio] ||
703 ucontrol->value.integer.value[1] != chip->audio_monitor_active[audio+1]) {
704 vx_set_monitor_level(chip, audio, chip->audio_monitor[audio],
705 ucontrol->value.integer.value[0]);
706 vx_set_monitor_level(chip, audio+1, chip->audio_monitor[audio+1],
707 ucontrol->value.integer.value[1]);
708 up(&chip->mixer_mutex);
709 return 1;
710 }
711 up(&chip->mixer_mutex);
712 return 0;
713 }
714
715 static snd_kcontrol_new_t vx_control_audio_gain = {
716 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
717 /* name will be filled later */
718 .info = vx_audio_gain_info,
719 .get = vx_audio_gain_get,
720 .put = vx_audio_gain_put
721 };
722 static snd_kcontrol_new_t vx_control_output_switch = {
723 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
724 .name = "PCM Playback Switch",
725 .info = vx_audio_sw_info,
726 .get = vx_audio_sw_get,
727 .put = vx_audio_sw_put
728 };
729 static snd_kcontrol_new_t vx_control_monitor_gain = {
730 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
731 .name = "Monitoring Volume",
732 .info = vx_audio_gain_info, /* shared */
733 .get = vx_audio_monitor_get,
734 .put = vx_audio_monitor_put
735 };
736 static snd_kcontrol_new_t vx_control_monitor_switch = {
737 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
738 .name = "Monitoring Switch",
739 .info = vx_audio_sw_info, /* shared */
740 .get = vx_monitor_sw_get,
741 .put = vx_monitor_sw_put
742 };
743
744
745 /*
746 * IEC958 status bits
747 */
748 static int vx_iec958_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
749 {
750 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
751 uinfo->count = 1;
752 return 0;
753 }
754
755 static int vx_iec958_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
756 {
757 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
758
759 down(&chip->mixer_mutex);
760 ucontrol->value.iec958.status[0] = (chip->uer_bits >> 0) & 0xff;
761 ucontrol->value.iec958.status[1] = (chip->uer_bits >> 8) & 0xff;
762 ucontrol->value.iec958.status[2] = (chip->uer_bits >> 16) & 0xff;
763 ucontrol->value.iec958.status[3] = (chip->uer_bits >> 24) & 0xff;
764 up(&chip->mixer_mutex);
765 return 0;
766 }
767
768 static int vx_iec958_mask_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t *ucontrol)
769 {
770 ucontrol->value.iec958.status[0] = 0xff;
771 ucontrol->value.iec958.status[1] = 0xff;
772 ucontrol->value.iec958.status[2] = 0xff;
773 ucontrol->value.iec958.status[3] = 0xff;
774 return 0;
775 }
776
777 static int vx_iec958_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
778 {
779 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
780 unsigned int val;
781
782 val = (ucontrol->value.iec958.status[0] << 0) |
783 (ucontrol->value.iec958.status[1] << 8) |
784 (ucontrol->value.iec958.status[2] << 16) |
785 (ucontrol->value.iec958.status[3] << 24);
786 down(&chip->mixer_mutex);
787 if (chip->uer_bits != val) {
788 chip->uer_bits = val;
789 vx_set_iec958_status(chip, val);
790 up(&chip->mixer_mutex);
791 return 1;
792 }
793 up(&chip->mixer_mutex);
794 return 0;
795 }
796
797 static snd_kcontrol_new_t vx_control_iec958_mask = {
798 .access = SNDRV_CTL_ELEM_ACCESS_READ,
799 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
800 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
801 .info = vx_iec958_info, /* shared */
802 .get = vx_iec958_mask_get,
803 };
804
805 static snd_kcontrol_new_t vx_control_iec958 = {
806 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
807 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
808 .info = vx_iec958_info,
809 .get = vx_iec958_get,
810 .put = vx_iec958_put
811 };
812
813
814 /*
815 * VU meter
816 */
817
818 #define METER_MAX 0xff
819 #define METER_SHIFT 16
820
821 static int vx_vu_meter_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
822 {
823 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
824 uinfo->count = 2;
825 uinfo->value.integer.min = 0;
826 uinfo->value.integer.max = METER_MAX;
827 return 0;
828 }
829
830 static int vx_vu_meter_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
831 {
832 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
833 struct vx_vu_meter meter[2];
834 int audio = kcontrol->private_value & 0xff;
835 int capture = (kcontrol->private_value >> 8) & 1;
836
837 vx_get_audio_vu_meter(chip, audio, capture, meter);
838 ucontrol->value.integer.value[0] = meter[0].vu_level >> METER_SHIFT;
839 ucontrol->value.integer.value[1] = meter[1].vu_level >> METER_SHIFT;
840 return 0;
841 }
842
843 static int vx_peak_meter_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
844 {
845 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
846 struct vx_vu_meter meter[2];
847 int audio = kcontrol->private_value & 0xff;
848 int capture = (kcontrol->private_value >> 8) & 1;
849
850 vx_get_audio_vu_meter(chip, audio, capture, meter);
851 ucontrol->value.integer.value[0] = meter[0].peak_level >> METER_SHIFT;
852 ucontrol->value.integer.value[1] = meter[1].peak_level >> METER_SHIFT;
853 return 0;
854 }
855
856 static int vx_saturation_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
857 {
858 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
859 uinfo->count = 2;
860 uinfo->value.integer.min = 0;
861 uinfo->value.integer.max = 1;
862 return 0;
863 }
864
865 static int vx_saturation_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
866 {
867 vx_core_t *chip = snd_kcontrol_chip(kcontrol);
868 struct vx_vu_meter meter[2];
869 int audio = kcontrol->private_value & 0xff;
870
871 vx_get_audio_vu_meter(chip, audio, 1, meter); /* capture only */
872 ucontrol->value.integer.value[0] = meter[0].saturated;
873 ucontrol->value.integer.value[1] = meter[1].saturated;
874 return 0;
875 }
876
877 static snd_kcontrol_new_t vx_control_vu_meter = {
878 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
879 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
880 /* name will be filled later */
881 .info = vx_vu_meter_info,
882 .get = vx_vu_meter_get,
883 };
884
885 static snd_kcontrol_new_t vx_control_peak_meter = {
886 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
887 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
888 /* name will be filled later */
889 .info = vx_vu_meter_info, /* shared */
890 .get = vx_peak_meter_get,
891 };
892
893 static snd_kcontrol_new_t vx_control_saturation = {
894 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
895 .name = "Input Saturation",
896 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
897 .info = vx_saturation_info,
898 .get = vx_saturation_get,
899 };
900
901
902
903 /*
904 *
905 */
906
907 int snd_vx_mixer_new(vx_core_t *chip)
908 {
909 unsigned int i, c;
910 int err;
911 snd_kcontrol_new_t temp;
912 snd_card_t *card = chip->card;
913 char name[32];
914
915 strcpy(card->mixername, card->driver);
916
917 /* output level controls */
918 for (i = 0; i < chip->hw->num_outs; i++) {
919 temp = vx_control_output_level;
920 temp.index = i;
921 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
922 return err;
923 }
924
925 /* PCM volumes, switches, monitoring */
926 for (i = 0; i < chip->hw->num_outs; i++) {
927 int val = i * 2;
928 temp = vx_control_audio_gain;
929 temp.index = i;
930 temp.name = "PCM Playback Volume";
931 temp.private_value = val;
932 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
933 return err;
934 temp = vx_control_output_switch;
935 temp.index = i;
936 temp.private_value = val;
937 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
938 return err;
939 temp = vx_control_monitor_gain;
940 temp.index = i;
941 temp.private_value = val;
942 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
943 return err;
944 temp = vx_control_monitor_switch;
945 temp.index = i;
946 temp.private_value = val;
947 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
948 return err;
949 }
950 for (i = 0; i < chip->hw->num_outs; i++) {
951 temp = vx_control_audio_gain;
952 temp.index = i;
953 temp.name = "PCM Capture Volume";
954 temp.private_value = (i * 2) | (1 << 8);
955 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
956 return err;
957 }
958
959 /* Audio source */
960 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_audio_src, chip))) < 0)
961 return err;
962 /* clock mode */
963 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_clock_mode, chip))) < 0)
964 return err;
965 /* IEC958 controls */
966 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958_mask, chip))) < 0)
967 return err;
968 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958, chip))) < 0)
969 return err;
970 /* VU, peak, saturation meters */
971 for (c = 0; c < 2; c++) {
972 static char *dir[2] = { "Output", "Input" };
973 for (i = 0; i < chip->hw->num_ins; i++) {
974 int val = (i * 2) | (c << 8);
975 if (c == 1) {
976 temp = vx_control_saturation;
977 temp.index = i;
978 temp.private_value = val;
979 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
980 return err;
981 }
982 sprintf(name, "%s VU Meter", dir[c]);
983 temp = vx_control_vu_meter;
984 temp.index = i;
985 temp.name = name;
986 temp.private_value = val;
987 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
988 return err;
989 sprintf(name, "%s Peak Meter", dir[c]);
990 temp = vx_control_peak_meter;
991 temp.index = i;
992 temp.name = name;
993 temp.private_value = val;
994 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0)
995 return err;
996 }
997 }
998 vx_reset_audio_levels(chip);
999 return 0;
1000 }
Verdex Pro support