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tmpfs: enable NOSEC optimization
[linux-2.6.git] / sound / usb / mixer_quirks.c
blob41f4b69119205d04f9b50e1e6ccc3bd5d16d980f
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 /* private_free callback */
46 static void usb_mixer_elem_free(struct snd_kcontrol *kctl)
47 {
48 kfree(kctl->private_data);
49 kctl->private_data = NULL;
50 }
51
52 /* This function allows for the creation of standard UAC controls.
53 * See the quirks for M-Audio FTUs or Ebox-44.
54 * If you don't want to set a TLV callback pass NULL.
55 *
56 * Since there doesn't seem to be a devices that needs a multichannel
57 * version, we keep it mono for simplicity.
58 */
59 static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
60 unsigned int unitid,
61 unsigned int control,
62 unsigned int cmask,
63 int val_type,
64 const char *name,
65 snd_kcontrol_tlv_rw_t *tlv_callback)
66 {
67 int err;
68 struct usb_mixer_elem_info *cval;
69 struct snd_kcontrol *kctl;
70
71 cval = kzalloc(sizeof(*cval), GFP_KERNEL);
72 if (!cval)
73 return -ENOMEM;
74
75 cval->id = unitid;
76 cval->mixer = mixer;
77 cval->val_type = val_type;
78 cval->channels = 1;
79 cval->control = control;
80 cval->cmask = cmask;
81
82 /* get_min_max() is called only for integer volumes later,
83 * so provide a short-cut for booleans */
84 cval->min = 0;
85 cval->max = 1;
86 cval->res = 0;
87 cval->dBmin = 0;
88 cval->dBmax = 0;
89
90 /* Create control */
91 kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
92 if (!kctl) {
93 kfree(cval);
94 return -ENOMEM;
95 }
96
97 /* Set name */
98 snprintf(kctl->id.name, sizeof(kctl->id.name), name);
99 kctl->private_free = usb_mixer_elem_free;
100
101 /* set TLV */
102 if (tlv_callback) {
103 kctl->tlv.c = tlv_callback;
104 kctl->vd[0].access |=
105 SNDRV_CTL_ELEM_ACCESS_TLV_READ |
106 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
107 }
108 /* Add control to mixer */
109 err = snd_usb_mixer_add_control(mixer, kctl);
110 if (err < 0)
111 return err;
112
113 return 0;
114 }
115
116 /*
117 * Sound Blaster remote control configuration
118 *
119 * format of remote control data:
120 * Extigy: xx 00
121 * Audigy 2 NX: 06 80 xx 00 00 00
122 * Live! 24-bit: 06 80 xx yy 22 83
123 */
124 static const struct rc_config {
125 u32 usb_id;
126 u8 offset;
127 u8 length;
128 u8 packet_length;
129 u8 min_packet_length; /* minimum accepted length of the URB result */
130 u8 mute_mixer_id;
131 u32 mute_code;
132 } rc_configs[] = {
133 { USB_ID(0x041e, 0x3000), 0, 1, 2, 1, 18, 0x0013 }, /* Extigy */
134 { USB_ID(0x041e, 0x3020), 2, 1, 6, 6, 18, 0x0013 }, /* Audigy 2 NX */
135 { USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */
136 { USB_ID(0x041e, 0x3042), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 */
137 { USB_ID(0x041e, 0x30df), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 Pro */
138 { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */
139 };
140
141 static void snd_usb_soundblaster_remote_complete(struct urb *urb)
142 {
143 struct usb_mixer_interface *mixer = urb->context;
144 const struct rc_config *rc = mixer->rc_cfg;
145 u32 code;
146
147 if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
148 return;
149
150 code = mixer->rc_buffer[rc->offset];
151 if (rc->length == 2)
152 code |= mixer->rc_buffer[rc->offset + 1] << 8;
153
154 /* the Mute button actually changes the mixer control */
155 if (code == rc->mute_code)
156 snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
157 mixer->rc_code = code;
158 wmb();
159 wake_up(&mixer->rc_waitq);
160 }
161
162 static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
163 long count, loff_t *offset)
164 {
165 struct usb_mixer_interface *mixer = hw->private_data;
166 int err;
167 u32 rc_code;
168
169 if (count != 1 && count != 4)
170 return -EINVAL;
171 err = wait_event_interruptible(mixer->rc_waitq,
172 (rc_code = xchg(&mixer->rc_code, 0)) != 0);
173 if (err == 0) {
174 if (count == 1)
175 err = put_user(rc_code, buf);
176 else
177 err = put_user(rc_code, (u32 __user *)buf);
178 }
179 return err < 0 ? err : count;
180 }
181
182 static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
183 poll_table *wait)
184 {
185 struct usb_mixer_interface *mixer = hw->private_data;
186
187 poll_wait(file, &mixer->rc_waitq, wait);
188 return mixer->rc_code ? POLLIN | POLLRDNORM : 0;
189 }
190
191 static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
192 {
193 struct snd_hwdep *hwdep;
194 int err, len, i;
195
196 for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
197 if (rc_configs[i].usb_id == mixer->chip->usb_id)
198 break;
199 if (i >= ARRAY_SIZE(rc_configs))
200 return 0;
201 mixer->rc_cfg = &rc_configs[i];
202
203 len = mixer->rc_cfg->packet_length;
204
205 init_waitqueue_head(&mixer->rc_waitq);
206 err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
207 if (err < 0)
208 return err;
209 snprintf(hwdep->name, sizeof(hwdep->name),
210 "%s remote control", mixer->chip->card->shortname);
211 hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
212 hwdep->private_data = mixer;
213 hwdep->ops.read = snd_usb_sbrc_hwdep_read;
214 hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
215 hwdep->exclusive = 1;
216
217 mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
218 if (!mixer->rc_urb)
219 return -ENOMEM;
220 mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
221 if (!mixer->rc_setup_packet) {
222 usb_free_urb(mixer->rc_urb);
223 mixer->rc_urb = NULL;
224 return -ENOMEM;
225 }
226 mixer->rc_setup_packet->bRequestType =
227 USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
228 mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
229 mixer->rc_setup_packet->wValue = cpu_to_le16(0);
230 mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
231 mixer->rc_setup_packet->wLength = cpu_to_le16(len);
232 usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
233 usb_rcvctrlpipe(mixer->chip->dev, 0),
234 (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
235 snd_usb_soundblaster_remote_complete, mixer);
236 return 0;
237 }
238
239 #define snd_audigy2nx_led_info snd_ctl_boolean_mono_info
240
241 static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
242 {
243 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
244 int index = kcontrol->private_value;
245
246 ucontrol->value.integer.value[0] = mixer->audigy2nx_leds[index];
247 return 0;
248 }
249
250 static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
251 {
252 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
253 int index = kcontrol->private_value;
254 int value = ucontrol->value.integer.value[0];
255 int err, changed;
256
257 if (value > 1)
258 return -EINVAL;
259 changed = value != mixer->audigy2nx_leds[index];
260 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3042))
261 err = snd_usb_ctl_msg(mixer->chip->dev,
262 usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
263 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
264 !value, 0, NULL, 0);
265 /* USB X-Fi S51 Pro */
266 if (mixer->chip->usb_id == USB_ID(0x041e, 0x30df))
267 err = snd_usb_ctl_msg(mixer->chip->dev,
268 usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
269 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
270 !value, 0, NULL, 0);
271 else
272 err = snd_usb_ctl_msg(mixer->chip->dev,
273 usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
274 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
275 value, index + 2, NULL, 0);
276 if (err < 0)
277 return err;
278 mixer->audigy2nx_leds[index] = value;
279 return changed;
280 }
281
282 static struct snd_kcontrol_new snd_audigy2nx_controls[] = {
283 {
284 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
285 .name = "CMSS LED Switch",
286 .info = snd_audigy2nx_led_info,
287 .get = snd_audigy2nx_led_get,
288 .put = snd_audigy2nx_led_put,
289 .private_value = 0,
290 },
291 {
292 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
293 .name = "Power LED Switch",
294 .info = snd_audigy2nx_led_info,
295 .get = snd_audigy2nx_led_get,
296 .put = snd_audigy2nx_led_put,
297 .private_value = 1,
298 },
299 {
300 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
301 .name = "Dolby Digital LED Switch",
302 .info = snd_audigy2nx_led_info,
303 .get = snd_audigy2nx_led_get,
304 .put = snd_audigy2nx_led_put,
305 .private_value = 2,
306 },
307 };
308
309 static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
310 {
311 int i, err;
312
313 for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) {
314 /* USB X-Fi S51 doesn't have a CMSS LED */
315 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
316 continue;
317 /* USB X-Fi S51 Pro doesn't have one either */
318 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
319 continue;
320 if (i > 1 && /* Live24ext has 2 LEDs only */
321 (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
322 mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
323 mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
324 mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
325 break;
326 err = snd_ctl_add(mixer->chip->card,
327 snd_ctl_new1(&snd_audigy2nx_controls[i], mixer));
328 if (err < 0)
329 return err;
330 }
331 mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */
332 return 0;
333 }
334
335 static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
336 struct snd_info_buffer *buffer)
337 {
338 static const struct sb_jack {
339 int unitid;
340 const char *name;
341 } jacks_audigy2nx[] = {
342 {4, "dig in "},
343 {7, "line in"},
344 {19, "spk out"},
345 {20, "hph out"},
346 {-1, NULL}
347 }, jacks_live24ext[] = {
348 {4, "line in"}, /* &1=Line, &2=Mic*/
349 {3, "hph out"}, /* headphones */
350 {0, "RC "}, /* last command, 6 bytes see rc_config above */
351 {-1, NULL}
352 };
353 const struct sb_jack *jacks;
354 struct usb_mixer_interface *mixer = entry->private_data;
355 int i, err;
356 u8 buf[3];
357
358 snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
359 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
360 jacks = jacks_audigy2nx;
361 else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
362 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
363 jacks = jacks_live24ext;
364 else
365 return;
366
367 for (i = 0; jacks[i].name; ++i) {
368 snd_iprintf(buffer, "%s: ", jacks[i].name);
369 err = snd_usb_ctl_msg(mixer->chip->dev,
370 usb_rcvctrlpipe(mixer->chip->dev, 0),
371 UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
372 USB_RECIP_INTERFACE, 0,
373 jacks[i].unitid << 8, buf, 3);
374 if (err == 3 && (buf[0] == 3 || buf[0] == 6))
375 snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
376 else
377 snd_iprintf(buffer, "?\n");
378 }
379 }
380
381 static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
382 struct snd_ctl_elem_value *ucontrol)
383 {
384 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
385
386 ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02);
387 return 0;
388 }
389
390 static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
391 struct snd_ctl_elem_value *ucontrol)
392 {
393 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
394 u8 old_status, new_status;
395 int err, changed;
396
397 old_status = mixer->xonar_u1_status;
398 if (ucontrol->value.integer.value[0])
399 new_status = old_status | 0x02;
400 else
401 new_status = old_status & ~0x02;
402 changed = new_status != old_status;
403 err = snd_usb_ctl_msg(mixer->chip->dev,
404 usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
405 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
406 50, 0, &new_status, 1);
407 if (err < 0)
408 return err;
409 mixer->xonar_u1_status = new_status;
410 return changed;
411 }
412
413 static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
414 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
415 .name = "Digital Playback Switch",
416 .info = snd_ctl_boolean_mono_info,
417 .get = snd_xonar_u1_switch_get,
418 .put = snd_xonar_u1_switch_put,
419 };
420
421 static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
422 {
423 int err;
424
425 err = snd_ctl_add(mixer->chip->card,
426 snd_ctl_new1(&snd_xonar_u1_output_switch, mixer));
427 if (err < 0)
428 return err;
429 mixer->xonar_u1_status = 0x05;
430 return 0;
431 }
432
433 /* Native Instruments device quirks */
434
435 #define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
436
437 static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
438 struct snd_ctl_elem_value *ucontrol)
439 {
440 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
441 struct usb_device *dev = mixer->chip->dev;
442 u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
443 u16 wIndex = kcontrol->private_value & 0xffff;
444 u8 tmp;
445
446 int ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
447 USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
448 0, cpu_to_le16(wIndex),
449 &tmp, sizeof(tmp), 1000);
450
451 if (ret < 0) {
452 snd_printk(KERN_ERR
453 "unable to issue vendor read request (ret = %d)", ret);
454 return ret;
455 }
456
457 ucontrol->value.integer.value[0] = tmp;
458
459 return 0;
460 }
461
462 static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
463 struct snd_ctl_elem_value *ucontrol)
464 {
465 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
466 struct usb_device *dev = mixer->chip->dev;
467 u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
468 u16 wIndex = kcontrol->private_value & 0xffff;
469 u16 wValue = ucontrol->value.integer.value[0];
470
471 int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
472 USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
473 cpu_to_le16(wValue), cpu_to_le16(wIndex),
474 NULL, 0, 1000);
475
476 if (ret < 0) {
477 snd_printk(KERN_ERR
478 "unable to issue vendor write request (ret = %d)", ret);
479 return ret;
480 }
481
482 return 0;
483 }
484
485 static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
486 {
487 .name = "Direct Thru Channel A",
488 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
489 },
490 {
491 .name = "Direct Thru Channel B",
492 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
493 },
494 {
495 .name = "Phono Input Channel A",
496 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
497 },
498 {
499 .name = "Phono Input Channel B",
500 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
501 },
502 };
503
504 static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
505 {
506 .name = "Direct Thru Channel A",
507 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
508 },
509 {
510 .name = "Direct Thru Channel B",
511 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
512 },
513 {
514 .name = "Direct Thru Channel C",
515 .private_value = _MAKE_NI_CONTROL(0x01, 0x07),
516 },
517 {
518 .name = "Direct Thru Channel D",
519 .private_value = _MAKE_NI_CONTROL(0x01, 0x09),
520 },
521 {
522 .name = "Phono Input Channel A",
523 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
524 },
525 {
526 .name = "Phono Input Channel B",
527 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
528 },
529 {
530 .name = "Phono Input Channel C",
531 .private_value = _MAKE_NI_CONTROL(0x02, 0x07),
532 },
533 {
534 .name = "Phono Input Channel D",
535 .private_value = _MAKE_NI_CONTROL(0x02, 0x09),
536 },
537 };
538
539 static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
540 const struct snd_kcontrol_new *kc,
541 unsigned int count)
542 {
543 int i, err = 0;
544 struct snd_kcontrol_new template = {
545 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
546 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
547 .get = snd_nativeinstruments_control_get,
548 .put = snd_nativeinstruments_control_put,
549 .info = snd_ctl_boolean_mono_info,
550 };
551
552 for (i = 0; i < count; i++) {
553 struct snd_kcontrol *c;
554
555 template.name = kc[i].name;
556 template.private_value = kc[i].private_value;
557
558 c = snd_ctl_new1(&template, mixer);
559 err = snd_ctl_add(mixer->chip->card, c);
560
561 if (err < 0)
562 break;
563 }
564
565 return err;
566 }
567
568 /* M-Audio FastTrack Ultra quirks */
569 /* FTU Effect switch */
570 struct snd_ftu_eff_switch_priv_val {
571 struct usb_mixer_interface *mixer;
572 int cached_value;
573 int is_cached;
574 };
575
576 static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
577 struct snd_ctl_elem_info *uinfo)
578 {
579 static const char *texts[8] = {"Room 1",
580 "Room 2",
581 "Room 3",
582 "Hall 1",
583 "Hall 2",
584 "Plate",
585 "Delay",
586 "Echo"
587 };
588
589 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
590 uinfo->count = 1;
591 uinfo->value.enumerated.items = 8;
592 if (uinfo->value.enumerated.item > 7)
593 uinfo->value.enumerated.item = 7;
594 strcpy(uinfo->value.enumerated.name,
595 texts[uinfo->value.enumerated.item]);
596
597 return 0;
598 }
599
600 static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
601 struct snd_ctl_elem_value *ucontrol)
602 {
603 struct snd_usb_audio *chip;
604 struct usb_mixer_interface *mixer;
605 struct snd_ftu_eff_switch_priv_val *pval;
606 int err;
607 unsigned char value[2];
608
609 const int id = 6;
610 const int validx = 1;
611 const int val_len = 2;
612
613 value[0] = 0x00;
614 value[1] = 0x00;
615
616 pval = (struct snd_ftu_eff_switch_priv_val *)
617 kctl->private_value;
618
619 if (pval->is_cached) {
620 ucontrol->value.enumerated.item[0] = pval->cached_value;
621 return 0;
622 }
623
624 mixer = (struct usb_mixer_interface *) pval->mixer;
625 if (snd_BUG_ON(!mixer))
626 return -EINVAL;
627
628 chip = (struct snd_usb_audio *) mixer->chip;
629 if (snd_BUG_ON(!chip))
630 return -EINVAL;
631
632
633 err = snd_usb_ctl_msg(chip->dev,
634 usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
635 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
636 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
637 value, val_len);
638 if (err < 0)
639 return err;
640
641 ucontrol->value.enumerated.item[0] = value[0];
642 pval->cached_value = value[0];
643 pval->is_cached = 1;
644
645 return 0;
646 }
647
648 static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
649 struct snd_ctl_elem_value *ucontrol)
650 {
651 struct snd_usb_audio *chip;
652 struct snd_ftu_eff_switch_priv_val *pval;
653
654 struct usb_mixer_interface *mixer;
655 int changed, cur_val, err, new_val;
656 unsigned char value[2];
657
658
659 const int id = 6;
660 const int validx = 1;
661 const int val_len = 2;
662
663 changed = 0;
664
665 pval = (struct snd_ftu_eff_switch_priv_val *)
666 kctl->private_value;
667 cur_val = pval->cached_value;
668 new_val = ucontrol->value.enumerated.item[0];
669
670 mixer = (struct usb_mixer_interface *) pval->mixer;
671 if (snd_BUG_ON(!mixer))
672 return -EINVAL;
673
674 chip = (struct snd_usb_audio *) mixer->chip;
675 if (snd_BUG_ON(!chip))
676 return -EINVAL;
677
678 if (!pval->is_cached) {
679 /* Read current value */
680 err = snd_usb_ctl_msg(chip->dev,
681 usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
682 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
683 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
684 value, val_len);
685 if (err < 0)
686 return err;
687
688 cur_val = value[0];
689 pval->cached_value = cur_val;
690 pval->is_cached = 1;
691 }
692 /* update value if needed */
693 if (cur_val != new_val) {
694 value[0] = new_val;
695 value[1] = 0;
696 err = snd_usb_ctl_msg(chip->dev,
697 usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
698 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
699 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
700 value, val_len);
701 if (err < 0)
702 return err;
703
704 pval->cached_value = new_val;
705 pval->is_cached = 1;
706 changed = 1;
707 }
708
709 return changed;
710 }
711
712 static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer)
713 {
714 static struct snd_kcontrol_new template = {
715 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
716 .name = "Effect Program Switch",
717 .index = 0,
718 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
719 .info = snd_ftu_eff_switch_info,
720 .get = snd_ftu_eff_switch_get,
721 .put = snd_ftu_eff_switch_put
722 };
723
724 int err;
725 struct snd_kcontrol *kctl;
726 struct snd_ftu_eff_switch_priv_val *pval;
727
728 pval = kzalloc(sizeof(*pval), GFP_KERNEL);
729 if (!pval)
730 return -ENOMEM;
731
732 pval->cached_value = 0;
733 pval->is_cached = 0;
734 pval->mixer = mixer;
735
736 template.private_value = (unsigned long) pval;
737 kctl = snd_ctl_new1(&template, mixer->chip);
738 if (!kctl) {
739 kfree(pval);
740 return -ENOMEM;
741 }
742
743 err = snd_ctl_add(mixer->chip->card, kctl);
744 if (err < 0)
745 return err;
746
747 return 0;
748 }
749
750 /* Create volume controls for FTU devices*/
751 static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
752 {
753 char name[64];
754 unsigned int control, cmask;
755 int in, out, err;
756
757 const unsigned int id = 5;
758 const int val_type = USB_MIXER_S16;
759
760 for (out = 0; out < 8; out++) {
761 control = out + 1;
762 for (in = 0; in < 8; in++) {
763 cmask = 1 << in;
764 snprintf(name, sizeof(name),
765 "AIn%d - Out%d Capture Volume",
766 in + 1, out + 1);
767 err = snd_create_std_mono_ctl(mixer, id, control,
768 cmask, val_type, name,
769 &snd_usb_mixer_vol_tlv);
770 if (err < 0)
771 return err;
772 }
773 for (in = 8; in < 16; in++) {
774 cmask = 1 << in;
775 snprintf(name, sizeof(name),
776 "DIn%d - Out%d Playback Volume",
777 in - 7, out + 1);
778 err = snd_create_std_mono_ctl(mixer, id, control,
779 cmask, val_type, name,
780 &snd_usb_mixer_vol_tlv);
781 if (err < 0)
782 return err;
783 }
784 }
785
786 return 0;
787 }
788
789 /* This control needs a volume quirk, see mixer.c */
790 static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
791 {
792 static const char name[] = "Effect Volume";
793 const unsigned int id = 6;
794 const int val_type = USB_MIXER_U8;
795 const unsigned int control = 2;
796 const unsigned int cmask = 0;
797
798 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
799 name, snd_usb_mixer_vol_tlv);
800 }
801
802 /* This control needs a volume quirk, see mixer.c */
803 static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
804 {
805 static const char name[] = "Effect Duration";
806 const unsigned int id = 6;
807 const int val_type = USB_MIXER_S16;
808 const unsigned int control = 3;
809 const unsigned int cmask = 0;
810
811 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
812 name, snd_usb_mixer_vol_tlv);
813 }
814
815 /* This control needs a volume quirk, see mixer.c */
816 static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
817 {
818 static const char name[] = "Effect Feedback Volume";
819 const unsigned int id = 6;
820 const int val_type = USB_MIXER_U8;
821 const unsigned int control = 4;
822 const unsigned int cmask = 0;
823
824 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
825 name, NULL);
826 }
827
828 static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
829 {
830 unsigned int cmask;
831 int err, ch;
832 char name[48];
833
834 const unsigned int id = 7;
835 const int val_type = USB_MIXER_S16;
836 const unsigned int control = 7;
837
838 for (ch = 0; ch < 4; ++ch) {
839 cmask = 1 << ch;
840 snprintf(name, sizeof(name),
841 "Effect Return %d Volume", ch + 1);
842 err = snd_create_std_mono_ctl(mixer, id, control,
843 cmask, val_type, name,
844 snd_usb_mixer_vol_tlv);
845 if (err < 0)
846 return err;
847 }
848
849 return 0;
850 }
851
852 static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
853 {
854 unsigned int cmask;
855 int err, ch;
856 char name[48];
857
858 const unsigned int id = 5;
859 const int val_type = USB_MIXER_S16;
860 const unsigned int control = 9;
861
862 for (ch = 0; ch < 8; ++ch) {
863 cmask = 1 << ch;
864 snprintf(name, sizeof(name),
865 "Effect Send AIn%d Volume", ch + 1);
866 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
867 val_type, name,
868 snd_usb_mixer_vol_tlv);
869 if (err < 0)
870 return err;
871 }
872 for (ch = 8; ch < 16; ++ch) {
873 cmask = 1 << ch;
874 snprintf(name, sizeof(name),
875 "Effect Send DIn%d Volume", ch - 7);
876 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
877 val_type, name,
878 snd_usb_mixer_vol_tlv);
879 if (err < 0)
880 return err;
881 }
882 return 0;
883 }
884
885 static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
886 {
887 int err;
888
889 err = snd_ftu_create_volume_ctls(mixer);
890 if (err < 0)
891 return err;
892
893 err = snd_ftu_create_effect_switch(mixer);
894 if (err < 0)
895 return err;
896 err = snd_ftu_create_effect_volume_ctl(mixer);
897 if (err < 0)
898 return err;
899
900 err = snd_ftu_create_effect_duration_ctl(mixer);
901 if (err < 0)
902 return err;
903
904 err = snd_ftu_create_effect_feedback_ctl(mixer);
905 if (err < 0)
906 return err;
907
908 err = snd_ftu_create_effect_return_ctls(mixer);
909 if (err < 0)
910 return err;
911
912 err = snd_ftu_create_effect_send_ctls(mixer);
913 if (err < 0)
914 return err;
915
916 return 0;
917 }
918
919
920 /*
921 * Create mixer for Electrix Ebox-44
922 *
923 * The mixer units from this device are corrupt, and even where they
924 * are valid they presents mono controls as L and R channels of
925 * stereo. So we create a good mixer in code.
926 */
927
928 static int snd_ebox44_create_mixer(struct usb_mixer_interface *mixer)
929 {
930 int err;
931
932 err = snd_create_std_mono_ctl(mixer, 4, 1, 0x0, USB_MIXER_INV_BOOLEAN,
933 "Headphone Playback Switch", NULL);
934 if (err < 0)
935 return err;
936 err = snd_create_std_mono_ctl(mixer, 4, 2, 0x1, USB_MIXER_S16,
937 "Headphone A Mix Playback Volume", NULL);
938 if (err < 0)
939 return err;
940 err = snd_create_std_mono_ctl(mixer, 4, 2, 0x2, USB_MIXER_S16,
941 "Headphone B Mix Playback Volume", NULL);
942 if (err < 0)
943 return err;
944
945 err = snd_create_std_mono_ctl(mixer, 7, 1, 0x0, USB_MIXER_INV_BOOLEAN,
946 "Output Playback Switch", NULL);
947 if (err < 0)
948 return err;
949 err = snd_create_std_mono_ctl(mixer, 7, 2, 0x1, USB_MIXER_S16,
950 "Output A Playback Volume", NULL);
951 if (err < 0)
952 return err;
953 err = snd_create_std_mono_ctl(mixer, 7, 2, 0x2, USB_MIXER_S16,
954 "Output B Playback Volume", NULL);
955 if (err < 0)
956 return err;
957
958 err = snd_create_std_mono_ctl(mixer, 10, 1, 0x0, USB_MIXER_INV_BOOLEAN,
959 "Input Capture Switch", NULL);
960 if (err < 0)
961 return err;
962 err = snd_create_std_mono_ctl(mixer, 10, 2, 0x1, USB_MIXER_S16,
963 "Input A Capture Volume", NULL);
964 if (err < 0)
965 return err;
966 err = snd_create_std_mono_ctl(mixer, 10, 2, 0x2, USB_MIXER_S16,
967 "Input B Capture Volume", NULL);
968 if (err < 0)
969 return err;
970
971 return 0;
972 }
973
974 void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
975 unsigned char samplerate_id)
976 {
977 struct usb_mixer_interface *mixer;
978 struct usb_mixer_elem_info *cval;
979 int unitid = 12; /* SamleRate ExtensionUnit ID */
980
981 list_for_each_entry(mixer, &chip->mixer_list, list) {
982 cval = mixer->id_elems[unitid];
983 if (cval) {
984 snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
985 cval->control << 8,
986 samplerate_id);
987 snd_usb_mixer_notify_id(mixer, unitid);
988 }
989 break;
990 }
991 }
992
993 int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
994 {
995 int err = 0;
996 struct snd_info_entry *entry;
997
998 if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
999 return err;
1000
1001 switch (mixer->chip->usb_id) {
1002 case USB_ID(0x041e, 0x3020):
1003 case USB_ID(0x041e, 0x3040):
1004 case USB_ID(0x041e, 0x3042):
1005 case USB_ID(0x041e, 0x30df):
1006 case USB_ID(0x041e, 0x3048):
1007 err = snd_audigy2nx_controls_create(mixer);
1008 if (err < 0)
1009 break;
1010 if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))
1011 snd_info_set_text_ops(entry, mixer,
1012 snd_audigy2nx_proc_read);
1013 break;
1014
1015 case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
1016 case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
1017 err = snd_ftu_create_mixer(mixer);
1018 break;
1019
1020 case USB_ID(0x0b05, 0x1739):
1021 case USB_ID(0x0b05, 0x1743):
1022 err = snd_xonar_u1_controls_create(mixer);
1023 break;
1024
1025 case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
1026 err = snd_nativeinstruments_create_mixer(mixer,
1027 snd_nativeinstruments_ta6_mixers,
1028 ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
1029 break;
1030
1031 case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
1032 err = snd_nativeinstruments_create_mixer(mixer,
1033 snd_nativeinstruments_ta10_mixers,
1034 ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
1035 break;
1036
1037 case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
1038 err = snd_ebox44_create_mixer(mixer);
1039 break;
1040 }
1041
1042 return err;
1043 }
1044
1045 void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
1046 int unitid)
1047 {
1048 if (!mixer->rc_cfg)
1049 return;
1050 /* unit ids specific to Extigy/Audigy 2 NX: */
1051 switch (unitid) {
1052 case 0: /* remote control */
1053 mixer->rc_urb->dev = mixer->chip->dev;
1054 usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
1055 break;
1056 case 4: /* digital in jack */
1057 case 7: /* line in jacks */
1058 case 19: /* speaker out jacks */
1059 case 20: /* headphones out jack */
1060 break;
1061 /* live24ext: 4 = line-in jack */
1062 case 3: /* hp-out jack (may actuate Mute) */
1063 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
1064 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
1065 snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
1066 break;
1067 default:
1068 snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid);
1069 break;
1070 }
1071 }
1072
Linus' kernel tree