ALSA: module_param: make bool parameters really bool
[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         if (mixer->chip->usb_id == USB_ID(0x041e, 0x3042))
190                 err = snd_usb_ctl_msg(mixer->chip->dev,
191                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
192                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
193                               !value, 0, NULL, 0);
194         /* USB X-Fi S51 Pro */
195         if (mixer->chip->usb_id == USB_ID(0x041e, 0x30df))
196                 err = snd_usb_ctl_msg(mixer->chip->dev,
197                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
198                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
199                               !value, 0, NULL, 0);
200         else
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, index + 2, NULL, 0);
205         if (err < 0)
206                 return err;
207         mixer->audigy2nx_leds[index] = value;
208         return changed;
209 }
210
211 static struct snd_kcontrol_new snd_audigy2nx_controls[] = {
212         {
213                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
214                 .name = "CMSS LED Switch",
215                 .info = snd_audigy2nx_led_info,
216                 .get = snd_audigy2nx_led_get,
217                 .put = snd_audigy2nx_led_put,
218                 .private_value = 0,
219         },
220         {
221                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
222                 .name = "Power LED Switch",
223                 .info = snd_audigy2nx_led_info,
224                 .get = snd_audigy2nx_led_get,
225                 .put = snd_audigy2nx_led_put,
226                 .private_value = 1,
227         },
228         {
229                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
230                 .name = "Dolby Digital LED Switch",
231                 .info = snd_audigy2nx_led_info,
232                 .get = snd_audigy2nx_led_get,
233                 .put = snd_audigy2nx_led_put,
234                 .private_value = 2,
235         },
236 };
237
238 static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
239 {
240         int i, err;
241
242         for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) {
243                 /* USB X-Fi S51 doesn't have a CMSS LED */
244                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
245                         continue;
246                 /* USB X-Fi S51 Pro doesn't have one either */
247                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
248                         continue;
249                 if (i > 1 && /* Live24ext has 2 LEDs only */
250                         (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
251                          mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
252                          mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
253                          mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
254                         break; 
255                 err = snd_ctl_add(mixer->chip->card,
256                                   snd_ctl_new1(&snd_audigy2nx_controls[i], mixer));
257                 if (err < 0)
258                         return err;
259         }
260         mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */
261         return 0;
262 }
263
264 static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
265                                     struct snd_info_buffer *buffer)
266 {
267         static const struct sb_jack {
268                 int unitid;
269                 const char *name;
270         }  jacks_audigy2nx[] = {
271                 {4,  "dig in "},
272                 {7,  "line in"},
273                 {19, "spk out"},
274                 {20, "hph out"},
275                 {-1, NULL}
276         }, jacks_live24ext[] = {
277                 {4,  "line in"}, /* &1=Line, &2=Mic*/
278                 {3,  "hph out"}, /* headphones */
279                 {0,  "RC     "}, /* last command, 6 bytes see rc_config above */
280                 {-1, NULL}
281         };
282         const struct sb_jack *jacks;
283         struct usb_mixer_interface *mixer = entry->private_data;
284         int i, err;
285         u8 buf[3];
286
287         snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
288         if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
289                 jacks = jacks_audigy2nx;
290         else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
291                  mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
292                 jacks = jacks_live24ext;
293         else
294                 return;
295
296         for (i = 0; jacks[i].name; ++i) {
297                 snd_iprintf(buffer, "%s: ", jacks[i].name);
298                 err = snd_usb_ctl_msg(mixer->chip->dev,
299                                       usb_rcvctrlpipe(mixer->chip->dev, 0),
300                                       UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
301                                       USB_RECIP_INTERFACE, 0,
302                                       jacks[i].unitid << 8, buf, 3);
303                 if (err == 3 && (buf[0] == 3 || buf[0] == 6))
304                         snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
305                 else
306                         snd_iprintf(buffer, "?\n");
307         }
308 }
309
310 static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
311                                    struct snd_ctl_elem_value *ucontrol)
312 {
313         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
314
315         ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02);
316         return 0;
317 }
318
319 static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
320                                    struct snd_ctl_elem_value *ucontrol)
321 {
322         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
323         u8 old_status, new_status;
324         int err, changed;
325
326         old_status = mixer->xonar_u1_status;
327         if (ucontrol->value.integer.value[0])
328                 new_status = old_status | 0x02;
329         else
330                 new_status = old_status & ~0x02;
331         changed = new_status != old_status;
332         err = snd_usb_ctl_msg(mixer->chip->dev,
333                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
334                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
335                               50, 0, &new_status, 1);
336         if (err < 0)
337                 return err;
338         mixer->xonar_u1_status = new_status;
339         return changed;
340 }
341
342 static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
343         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
344         .name = "Digital Playback Switch",
345         .info = snd_ctl_boolean_mono_info,
346         .get = snd_xonar_u1_switch_get,
347         .put = snd_xonar_u1_switch_put,
348 };
349
350 static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
351 {
352         int err;
353
354         err = snd_ctl_add(mixer->chip->card,
355                           snd_ctl_new1(&snd_xonar_u1_output_switch, mixer));
356         if (err < 0)
357                 return err;
358         mixer->xonar_u1_status = 0x05;
359         return 0;
360 }
361
362 /* Native Instruments device quirks */
363
364 #define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
365
366 static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
367                                              struct snd_ctl_elem_value *ucontrol)
368 {
369         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
370         struct usb_device *dev = mixer->chip->dev;
371         u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
372         u16 wIndex = kcontrol->private_value & 0xffff;
373         u8 tmp;
374
375         int ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
376                                   USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
377                                   0, cpu_to_le16(wIndex),
378                                   &tmp, sizeof(tmp), 1000);
379
380         if (ret < 0) {
381                 snd_printk(KERN_ERR
382                            "unable to issue vendor read request (ret = %d)", ret);
383                 return ret;
384         }
385
386         ucontrol->value.integer.value[0] = tmp;
387
388         return 0;
389 }
390
391 static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
392                                              struct snd_ctl_elem_value *ucontrol)
393 {
394         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
395         struct usb_device *dev = mixer->chip->dev;
396         u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
397         u16 wIndex = kcontrol->private_value & 0xffff;
398         u16 wValue = ucontrol->value.integer.value[0];
399
400         int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
401                                   USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
402                                   cpu_to_le16(wValue), cpu_to_le16(wIndex),
403                                   NULL, 0, 1000);
404
405         if (ret < 0) {
406                 snd_printk(KERN_ERR
407                            "unable to issue vendor write request (ret = %d)", ret);
408                 return ret;
409         }
410
411         return 0;
412 }
413
414 static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
415         {
416                 .name = "Direct Thru Channel A",
417                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
418         },
419         {
420                 .name = "Direct Thru Channel B",
421                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
422         },
423         {
424                 .name = "Phono Input Channel A",
425                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
426         },
427         {
428                 .name = "Phono Input Channel B",
429                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
430         },
431 };
432
433 static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
434         {
435                 .name = "Direct Thru Channel A",
436                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
437         },
438         {
439                 .name = "Direct Thru Channel B",
440                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
441         },
442         {
443                 .name = "Direct Thru Channel C",
444                 .private_value = _MAKE_NI_CONTROL(0x01, 0x07),
445         },
446         {
447                 .name = "Direct Thru Channel D",
448                 .private_value = _MAKE_NI_CONTROL(0x01, 0x09),
449         },
450         {
451                 .name = "Phono Input Channel A",
452                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
453         },
454         {
455                 .name = "Phono Input Channel B",
456                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
457         },
458         {
459                 .name = "Phono Input Channel C",
460                 .private_value = _MAKE_NI_CONTROL(0x02, 0x07),
461         },
462         {
463                 .name = "Phono Input Channel D",
464                 .private_value = _MAKE_NI_CONTROL(0x02, 0x09),
465         },
466 };
467
468 static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
469                                               const struct snd_kcontrol_new *kc,
470                                               unsigned int count)
471 {
472         int i, err = 0;
473         struct snd_kcontrol_new template = {
474                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
475                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
476                 .get = snd_nativeinstruments_control_get,
477                 .put = snd_nativeinstruments_control_put,
478                 .info = snd_ctl_boolean_mono_info,
479         };
480
481         for (i = 0; i < count; i++) {
482                 struct snd_kcontrol *c;
483
484                 template.name = kc[i].name;
485                 template.private_value = kc[i].private_value;
486
487                 c = snd_ctl_new1(&template, mixer);
488                 err = snd_ctl_add(mixer->chip->card, c);
489
490                 if (err < 0)
491                         break;
492         }
493
494         return err;
495 }
496
497 /* M-Audio FastTrack Ultra quirks */
498
499 /* private_free callback */
500 static void usb_mixer_elem_free(struct snd_kcontrol *kctl)
501 {
502         kfree(kctl->private_data);
503         kctl->private_data = NULL;
504 }
505
506 static int snd_maudio_ftu_create_ctl(struct usb_mixer_interface *mixer,
507                                      int in, int out, const char *name)
508 {
509         struct usb_mixer_elem_info *cval;
510         struct snd_kcontrol *kctl;
511
512         cval = kzalloc(sizeof(*cval), GFP_KERNEL);
513         if (!cval)
514                 return -ENOMEM;
515
516         cval->id = 5;
517         cval->mixer = mixer;
518         cval->val_type = USB_MIXER_S16;
519         cval->channels = 1;
520         cval->control = out + 1;
521         cval->cmask = 1 << in;
522
523         kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
524         if (!kctl) {
525                 kfree(cval);
526                 return -ENOMEM;
527         }
528
529         snprintf(kctl->id.name, sizeof(kctl->id.name), name);
530         kctl->private_free = usb_mixer_elem_free;
531         return snd_usb_mixer_add_control(mixer, kctl);
532 }
533
534 static int snd_maudio_ftu_create_mixer(struct usb_mixer_interface *mixer)
535 {
536         char name[64];
537         int in, out, err;
538
539         for (out = 0; out < 8; out++) {
540                 for (in = 0; in < 8; in++) {
541                         snprintf(name, sizeof(name),
542                                  "AIn%d - Out%d Capture Volume", in  + 1, out + 1);
543                         err = snd_maudio_ftu_create_ctl(mixer, in, out, name);
544                         if (err < 0)
545                                 return err;
546                 }
547
548                 for (in = 8; in < 16; in++) {
549                         snprintf(name, sizeof(name),
550                                  "DIn%d - Out%d Playback Volume", in - 7, out + 1);
551                         err = snd_maudio_ftu_create_ctl(mixer, in, out, name);
552                         if (err < 0)
553                                 return err;
554                 }
555         }
556
557         return 0;
558 }
559
560 void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
561                                unsigned char samplerate_id)
562 {
563         struct usb_mixer_interface *mixer;
564         struct usb_mixer_elem_info *cval;
565         int unitid = 12; /* SamleRate ExtensionUnit ID */
566
567         list_for_each_entry(mixer, &chip->mixer_list, list) {
568                 cval = mixer->id_elems[unitid];
569                 if (cval) {
570                         snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
571                                                     cval->control << 8,
572                                                     samplerate_id);
573                         snd_usb_mixer_notify_id(mixer, unitid);
574                 }
575                 break;
576         }
577 }
578
579 int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
580 {
581         int err = 0;
582         struct snd_info_entry *entry;
583
584         if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
585                 return err;
586
587         switch (mixer->chip->usb_id) {
588         case USB_ID(0x041e, 0x3020):
589         case USB_ID(0x041e, 0x3040):
590         case USB_ID(0x041e, 0x3042):
591         case USB_ID(0x041e, 0x30df):
592         case USB_ID(0x041e, 0x3048):
593                 err = snd_audigy2nx_controls_create(mixer);
594                 if (err < 0)
595                         break;
596                 if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))
597                         snd_info_set_text_ops(entry, mixer,
598                                               snd_audigy2nx_proc_read);
599                 break;
600
601         case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
602         case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
603                 err = snd_maudio_ftu_create_mixer(mixer);
604                 break;
605
606         case USB_ID(0x0b05, 0x1739):
607         case USB_ID(0x0b05, 0x1743):
608                 err = snd_xonar_u1_controls_create(mixer);
609                 break;
610
611         case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
612                 err = snd_nativeinstruments_create_mixer(mixer,
613                                 snd_nativeinstruments_ta6_mixers,
614                                 ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
615                 break;
616
617         case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
618                 err = snd_nativeinstruments_create_mixer(mixer,
619                                 snd_nativeinstruments_ta10_mixers,
620                                 ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
621                 break;
622         }
623
624         return err;
625 }
626
627 void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
628                                     int unitid)
629 {
630         if (!mixer->rc_cfg)
631                 return;
632         /* unit ids specific to Extigy/Audigy 2 NX: */
633         switch (unitid) {
634         case 0: /* remote control */
635                 mixer->rc_urb->dev = mixer->chip->dev;
636                 usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
637                 break;
638         case 4: /* digital in jack */
639         case 7: /* line in jacks */
640         case 19: /* speaker out jacks */
641         case 20: /* headphones out jack */
642                 break;
643         /* live24ext: 4 = line-in jack */
644         case 3: /* hp-out jack (may actuate Mute) */
645                 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
646                     mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
647                         snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
648                 break;
649         default:
650                 snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid);
651                 break;
652         }
653 }
654