ALSA: ua101, usx2y: fix broken MIDI output
[linux-2.6.git] / sound / usb / mixer_quirks.c
1 /*
2  *   USB Audio Driver for ALSA
3  *
4  *   Quirks and vendor-specific extensions for mixer interfaces
5  *
6  *   Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
7  *
8  *   Many codes borrowed from audio.c by
9  *          Alan Cox (alan@lxorguk.ukuu.org.uk)
10  *          Thomas Sailer (sailer@ife.ee.ethz.ch)
11  *
12  *
13  *   This program is free software; you can redistribute it and/or modify
14  *   it under the terms of the GNU General Public License as published by
15  *   the Free Software Foundation; either version 2 of the License, or
16  *   (at your option) any later version.
17  *
18  *   This program is distributed in the hope that it will be useful,
19  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
20  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  *   GNU General Public License for more details.
22  *
23  *   You should have received a copy of the GNU General Public License
24  *   along with this program; if not, write to the Free Software
25  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
26  */
27
28 #include <linux/init.h>
29 #include <linux/slab.h>
30 #include <linux/usb.h>
31 #include <linux/usb/audio.h>
32
33 #include <sound/core.h>
34 #include <sound/control.h>
35 #include <sound/hwdep.h>
36 #include <sound/info.h>
37
38 #include "usbaudio.h"
39 #include "mixer.h"
40 #include "mixer_quirks.h"
41 #include "helper.h"
42
43 extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl;
44
45 /*
46  * Sound Blaster remote control configuration
47  *
48  * format of remote control data:
49  * Extigy:       xx 00
50  * Audigy 2 NX:  06 80 xx 00 00 00
51  * Live! 24-bit: 06 80 xx yy 22 83
52  */
53 static const struct rc_config {
54         u32 usb_id;
55         u8  offset;
56         u8  length;
57         u8  packet_length;
58         u8  min_packet_length; /* minimum accepted length of the URB result */
59         u8  mute_mixer_id;
60         u32 mute_code;
61 } rc_configs[] = {
62         { USB_ID(0x041e, 0x3000), 0, 1, 2, 1,  18, 0x0013 }, /* Extigy       */
63         { USB_ID(0x041e, 0x3020), 2, 1, 6, 6,  18, 0x0013 }, /* Audigy 2 NX  */
64         { USB_ID(0x041e, 0x3040), 2, 2, 6, 6,  2,  0x6e91 }, /* Live! 24-bit */
65         { USB_ID(0x041e, 0x3042), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 */
66         { USB_ID(0x041e, 0x30df), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
67         { USB_ID(0x041e, 0x3048), 2, 2, 6, 6,  2,  0x6e91 }, /* Toshiba SB0500 */
68 };
69
70 static void snd_usb_soundblaster_remote_complete(struct urb *urb)
71 {
72         struct usb_mixer_interface *mixer = urb->context;
73         const struct rc_config *rc = mixer->rc_cfg;
74         u32 code;
75
76         if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
77                 return;
78
79         code = mixer->rc_buffer[rc->offset];
80         if (rc->length == 2)
81                 code |= mixer->rc_buffer[rc->offset + 1] << 8;
82
83         /* the Mute button actually changes the mixer control */
84         if (code == rc->mute_code)
85                 snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
86         mixer->rc_code = code;
87         wmb();
88         wake_up(&mixer->rc_waitq);
89 }
90
91 static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
92                                      long count, loff_t *offset)
93 {
94         struct usb_mixer_interface *mixer = hw->private_data;
95         int err;
96         u32 rc_code;
97
98         if (count != 1 && count != 4)
99                 return -EINVAL;
100         err = wait_event_interruptible(mixer->rc_waitq,
101                                        (rc_code = xchg(&mixer->rc_code, 0)) != 0);
102         if (err == 0) {
103                 if (count == 1)
104                         err = put_user(rc_code, buf);
105                 else
106                         err = put_user(rc_code, (u32 __user *)buf);
107         }
108         return err < 0 ? err : count;
109 }
110
111 static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
112                                             poll_table *wait)
113 {
114         struct usb_mixer_interface *mixer = hw->private_data;
115
116         poll_wait(file, &mixer->rc_waitq, wait);
117         return mixer->rc_code ? POLLIN | POLLRDNORM : 0;
118 }
119
120 static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
121 {
122         struct snd_hwdep *hwdep;
123         int err, len, i;
124
125         for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
126                 if (rc_configs[i].usb_id == mixer->chip->usb_id)
127                         break;
128         if (i >= ARRAY_SIZE(rc_configs))
129                 return 0;
130         mixer->rc_cfg = &rc_configs[i];
131
132         len = mixer->rc_cfg->packet_length;
133
134         init_waitqueue_head(&mixer->rc_waitq);
135         err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
136         if (err < 0)
137                 return err;
138         snprintf(hwdep->name, sizeof(hwdep->name),
139                  "%s remote control", mixer->chip->card->shortname);
140         hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
141         hwdep->private_data = mixer;
142         hwdep->ops.read = snd_usb_sbrc_hwdep_read;
143         hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
144         hwdep->exclusive = 1;
145
146         mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
147         if (!mixer->rc_urb)
148                 return -ENOMEM;
149         mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
150         if (!mixer->rc_setup_packet) {
151                 usb_free_urb(mixer->rc_urb);
152                 mixer->rc_urb = NULL;
153                 return -ENOMEM;
154         }
155         mixer->rc_setup_packet->bRequestType =
156                 USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
157         mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
158         mixer->rc_setup_packet->wValue = cpu_to_le16(0);
159         mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
160         mixer->rc_setup_packet->wLength = cpu_to_le16(len);
161         usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
162                              usb_rcvctrlpipe(mixer->chip->dev, 0),
163                              (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
164                              snd_usb_soundblaster_remote_complete, mixer);
165         return 0;
166 }
167
168 #define snd_audigy2nx_led_info          snd_ctl_boolean_mono_info
169
170 static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
171 {
172         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
173         int index = kcontrol->private_value;
174
175         ucontrol->value.integer.value[0] = mixer->audigy2nx_leds[index];
176         return 0;
177 }
178
179 static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
180 {
181         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
182         int index = kcontrol->private_value;
183         int value = ucontrol->value.integer.value[0];
184         int err, changed;
185
186         if (value > 1)
187                 return -EINVAL;
188         changed = value != mixer->audigy2nx_leds[index];
189         down_read(&mixer->chip->shutdown_rwsem);
190         if (mixer->chip->shutdown) {
191                 err = -ENODEV;
192                 goto out;
193         }
194         if (mixer->chip->usb_id == USB_ID(0x041e, 0x3042))
195                 err = snd_usb_ctl_msg(mixer->chip->dev,
196                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
197                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
198                               !value, 0, NULL, 0);
199         /* USB X-Fi S51 Pro */
200         if (mixer->chip->usb_id == USB_ID(0x041e, 0x30df))
201                 err = snd_usb_ctl_msg(mixer->chip->dev,
202                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
203                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
204                               !value, 0, NULL, 0);
205         else
206                 err = snd_usb_ctl_msg(mixer->chip->dev,
207                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
208                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
209                               value, index + 2, NULL, 0);
210  out:
211         up_read(&mixer->chip->shutdown_rwsem);
212         if (err < 0)
213                 return err;
214         mixer->audigy2nx_leds[index] = value;
215         return changed;
216 }
217
218 static struct snd_kcontrol_new snd_audigy2nx_controls[] = {
219         {
220                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
221                 .name = "CMSS LED Switch",
222                 .info = snd_audigy2nx_led_info,
223                 .get = snd_audigy2nx_led_get,
224                 .put = snd_audigy2nx_led_put,
225                 .private_value = 0,
226         },
227         {
228                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
229                 .name = "Power LED Switch",
230                 .info = snd_audigy2nx_led_info,
231                 .get = snd_audigy2nx_led_get,
232                 .put = snd_audigy2nx_led_put,
233                 .private_value = 1,
234         },
235         {
236                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
237                 .name = "Dolby Digital LED Switch",
238                 .info = snd_audigy2nx_led_info,
239                 .get = snd_audigy2nx_led_get,
240                 .put = snd_audigy2nx_led_put,
241                 .private_value = 2,
242         },
243 };
244
245 static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
246 {
247         int i, err;
248
249         for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) {
250                 /* USB X-Fi S51 doesn't have a CMSS LED */
251                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
252                         continue;
253                 /* USB X-Fi S51 Pro doesn't have one either */
254                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
255                         continue;
256                 if (i > 1 && /* Live24ext has 2 LEDs only */
257                         (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
258                          mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
259                          mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
260                          mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
261                         break; 
262                 err = snd_ctl_add(mixer->chip->card,
263                                   snd_ctl_new1(&snd_audigy2nx_controls[i], mixer));
264                 if (err < 0)
265                         return err;
266         }
267         mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */
268         return 0;
269 }
270
271 static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
272                                     struct snd_info_buffer *buffer)
273 {
274         static const struct sb_jack {
275                 int unitid;
276                 const char *name;
277         }  jacks_audigy2nx[] = {
278                 {4,  "dig in "},
279                 {7,  "line in"},
280                 {19, "spk out"},
281                 {20, "hph out"},
282                 {-1, NULL}
283         }, jacks_live24ext[] = {
284                 {4,  "line in"}, /* &1=Line, &2=Mic*/
285                 {3,  "hph out"}, /* headphones */
286                 {0,  "RC     "}, /* last command, 6 bytes see rc_config above */
287                 {-1, NULL}
288         };
289         const struct sb_jack *jacks;
290         struct usb_mixer_interface *mixer = entry->private_data;
291         int i, err;
292         u8 buf[3];
293
294         snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
295         if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
296                 jacks = jacks_audigy2nx;
297         else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
298                  mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
299                 jacks = jacks_live24ext;
300         else
301                 return;
302
303         for (i = 0; jacks[i].name; ++i) {
304                 snd_iprintf(buffer, "%s: ", jacks[i].name);
305                 down_read(&mixer->chip->shutdown_rwsem);
306                 if (mixer->chip->shutdown)
307                         err = 0;
308                 else
309                         err = snd_usb_ctl_msg(mixer->chip->dev,
310                                       usb_rcvctrlpipe(mixer->chip->dev, 0),
311                                       UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
312                                       USB_RECIP_INTERFACE, 0,
313                                       jacks[i].unitid << 8, buf, 3);
314                 up_read(&mixer->chip->shutdown_rwsem);
315                 if (err == 3 && (buf[0] == 3 || buf[0] == 6))
316                         snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
317                 else
318                         snd_iprintf(buffer, "?\n");
319         }
320 }
321
322 static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
323                                    struct snd_ctl_elem_value *ucontrol)
324 {
325         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
326
327         ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02);
328         return 0;
329 }
330
331 static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
332                                    struct snd_ctl_elem_value *ucontrol)
333 {
334         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
335         u8 old_status, new_status;
336         int err, changed;
337
338         old_status = mixer->xonar_u1_status;
339         if (ucontrol->value.integer.value[0])
340                 new_status = old_status | 0x02;
341         else
342                 new_status = old_status & ~0x02;
343         changed = new_status != old_status;
344         down_read(&mixer->chip->shutdown_rwsem);
345         if (mixer->chip->shutdown)
346                 err = -ENODEV;
347         else
348                 err = snd_usb_ctl_msg(mixer->chip->dev,
349                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
350                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
351                               50, 0, &new_status, 1);
352         up_read(&mixer->chip->shutdown_rwsem);
353         if (err < 0)
354                 return err;
355         mixer->xonar_u1_status = new_status;
356         return changed;
357 }
358
359 static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
360         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
361         .name = "Digital Playback Switch",
362         .info = snd_ctl_boolean_mono_info,
363         .get = snd_xonar_u1_switch_get,
364         .put = snd_xonar_u1_switch_put,
365 };
366
367 static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
368 {
369         int err;
370
371         err = snd_ctl_add(mixer->chip->card,
372                           snd_ctl_new1(&snd_xonar_u1_output_switch, mixer));
373         if (err < 0)
374                 return err;
375         mixer->xonar_u1_status = 0x05;
376         return 0;
377 }
378
379 /* Native Instruments device quirks */
380
381 #define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
382
383 static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
384                                              struct snd_ctl_elem_value *ucontrol)
385 {
386         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
387         struct usb_device *dev = mixer->chip->dev;
388         u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
389         u16 wIndex = kcontrol->private_value & 0xffff;
390         u8 tmp;
391         int ret;
392
393         down_read(&mixer->chip->shutdown_rwsem);
394         if (mixer->chip->shutdown)
395                 ret = -ENODEV;
396         else
397                 ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
398                                   USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
399                                   0, cpu_to_le16(wIndex),
400                                   &tmp, sizeof(tmp), 1000);
401         up_read(&mixer->chip->shutdown_rwsem);
402
403         if (ret < 0) {
404                 snd_printk(KERN_ERR
405                            "unable to issue vendor read request (ret = %d)", ret);
406                 return ret;
407         }
408
409         ucontrol->value.integer.value[0] = tmp;
410
411         return 0;
412 }
413
414 static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
415                                              struct snd_ctl_elem_value *ucontrol)
416 {
417         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
418         struct usb_device *dev = mixer->chip->dev;
419         u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
420         u16 wIndex = kcontrol->private_value & 0xffff;
421         u16 wValue = ucontrol->value.integer.value[0];
422         int ret;
423
424         down_read(&mixer->chip->shutdown_rwsem);
425         if (mixer->chip->shutdown)
426                 ret = -ENODEV;
427         else
428                 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
429                                   USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
430                                   cpu_to_le16(wValue), cpu_to_le16(wIndex),
431                                   NULL, 0, 1000);
432         up_read(&mixer->chip->shutdown_rwsem);
433
434         if (ret < 0) {
435                 snd_printk(KERN_ERR
436                            "unable to issue vendor write request (ret = %d)", ret);
437                 return ret;
438         }
439
440         return 0;
441 }
442
443 static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
444         {
445                 .name = "Direct Thru Channel A",
446                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
447         },
448         {
449                 .name = "Direct Thru Channel B",
450                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
451         },
452         {
453                 .name = "Phono Input Channel A",
454                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
455         },
456         {
457                 .name = "Phono Input Channel B",
458                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
459         },
460 };
461
462 static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
463         {
464                 .name = "Direct Thru Channel A",
465                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
466         },
467         {
468                 .name = "Direct Thru Channel B",
469                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
470         },
471         {
472                 .name = "Direct Thru Channel C",
473                 .private_value = _MAKE_NI_CONTROL(0x01, 0x07),
474         },
475         {
476                 .name = "Direct Thru Channel D",
477                 .private_value = _MAKE_NI_CONTROL(0x01, 0x09),
478         },
479         {
480                 .name = "Phono Input Channel A",
481                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
482         },
483         {
484                 .name = "Phono Input Channel B",
485                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
486         },
487         {
488                 .name = "Phono Input Channel C",
489                 .private_value = _MAKE_NI_CONTROL(0x02, 0x07),
490         },
491         {
492                 .name = "Phono Input Channel D",
493                 .private_value = _MAKE_NI_CONTROL(0x02, 0x09),
494         },
495 };
496
497 static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
498                                               const struct snd_kcontrol_new *kc,
499                                               unsigned int count)
500 {
501         int i, err = 0;
502         struct snd_kcontrol_new template = {
503                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
504                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
505                 .get = snd_nativeinstruments_control_get,
506                 .put = snd_nativeinstruments_control_put,
507                 .info = snd_ctl_boolean_mono_info,
508         };
509
510         for (i = 0; i < count; i++) {
511                 struct snd_kcontrol *c;
512
513                 template.name = kc[i].name;
514                 template.private_value = kc[i].private_value;
515
516                 c = snd_ctl_new1(&template, mixer);
517                 err = snd_ctl_add(mixer->chip->card, c);
518
519                 if (err < 0)
520                         break;
521         }
522
523         return err;
524 }
525
526 /* M-Audio FastTrack Ultra quirks */
527
528 /* private_free callback */
529 static void usb_mixer_elem_free(struct snd_kcontrol *kctl)
530 {
531         kfree(kctl->private_data);
532         kctl->private_data = NULL;
533 }
534
535 static int snd_maudio_ftu_create_ctl(struct usb_mixer_interface *mixer,
536                                      int in, int out, const char *name)
537 {
538         struct usb_mixer_elem_info *cval;
539         struct snd_kcontrol *kctl;
540
541         cval = kzalloc(sizeof(*cval), GFP_KERNEL);
542         if (!cval)
543                 return -ENOMEM;
544
545         cval->id = 5;
546         cval->mixer = mixer;
547         cval->val_type = USB_MIXER_S16;
548         cval->channels = 1;
549         cval->control = out + 1;
550         cval->cmask = 1 << in;
551
552         kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
553         if (!kctl) {
554                 kfree(cval);
555                 return -ENOMEM;
556         }
557
558         snprintf(kctl->id.name, sizeof(kctl->id.name), name);
559         kctl->private_free = usb_mixer_elem_free;
560         return snd_usb_mixer_add_control(mixer, kctl);
561 }
562
563 static int snd_maudio_ftu_create_mixer(struct usb_mixer_interface *mixer)
564 {
565         char name[64];
566         int in, out, err;
567
568         for (out = 0; out < 8; out++) {
569                 for (in = 0; in < 8; in++) {
570                         snprintf(name, sizeof(name),
571                                  "AIn%d - Out%d Capture Volume", in  + 1, out + 1);
572                         err = snd_maudio_ftu_create_ctl(mixer, in, out, name);
573                         if (err < 0)
574                                 return err;
575                 }
576
577                 for (in = 8; in < 16; in++) {
578                         snprintf(name, sizeof(name),
579                                  "DIn%d - Out%d Playback Volume", in - 7, out + 1);
580                         err = snd_maudio_ftu_create_ctl(mixer, in, out, name);
581                         if (err < 0)
582                                 return err;
583                 }
584         }
585
586         return 0;
587 }
588
589 void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
590                                unsigned char samplerate_id)
591 {
592         struct usb_mixer_interface *mixer;
593         struct usb_mixer_elem_info *cval;
594         int unitid = 12; /* SamleRate ExtensionUnit ID */
595
596         list_for_each_entry(mixer, &chip->mixer_list, list) {
597                 cval = mixer->id_elems[unitid];
598                 if (cval) {
599                         snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
600                                                     cval->control << 8,
601                                                     samplerate_id);
602                         snd_usb_mixer_notify_id(mixer, unitid);
603                 }
604                 break;
605         }
606 }
607
608 int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
609 {
610         int err = 0;
611         struct snd_info_entry *entry;
612
613         if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
614                 return err;
615
616         switch (mixer->chip->usb_id) {
617         case USB_ID(0x041e, 0x3020):
618         case USB_ID(0x041e, 0x3040):
619         case USB_ID(0x041e, 0x3042):
620         case USB_ID(0x041e, 0x30df):
621         case USB_ID(0x041e, 0x3048):
622                 err = snd_audigy2nx_controls_create(mixer);
623                 if (err < 0)
624                         break;
625                 if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))
626                         snd_info_set_text_ops(entry, mixer,
627                                               snd_audigy2nx_proc_read);
628                 break;
629
630         case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
631         case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
632                 err = snd_maudio_ftu_create_mixer(mixer);
633                 break;
634
635         case USB_ID(0x0b05, 0x1739):
636         case USB_ID(0x0b05, 0x1743):
637                 err = snd_xonar_u1_controls_create(mixer);
638                 break;
639
640         case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
641                 err = snd_nativeinstruments_create_mixer(mixer,
642                                 snd_nativeinstruments_ta6_mixers,
643                                 ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
644                 break;
645
646         case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
647                 err = snd_nativeinstruments_create_mixer(mixer,
648                                 snd_nativeinstruments_ta10_mixers,
649                                 ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
650                 break;
651         }
652
653         return err;
654 }
655
656 void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
657                                     int unitid)
658 {
659         if (!mixer->rc_cfg)
660                 return;
661         /* unit ids specific to Extigy/Audigy 2 NX: */
662         switch (unitid) {
663         case 0: /* remote control */
664                 mixer->rc_urb->dev = mixer->chip->dev;
665                 usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
666                 break;
667         case 4: /* digital in jack */
668         case 7: /* line in jacks */
669         case 19: /* speaker out jacks */
670         case 20: /* headphones out jack */
671                 break;
672         /* live24ext: 4 = line-in jack */
673         case 3: /* hp-out jack (may actuate Mute) */
674                 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
675                     mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
676                         snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
677                 break;
678         default:
679                 snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid);
680                 break;
681         }
682 }
683