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Fix misspellings of "whether" in comments.
[deliverable/linux.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 struct std_mono_table {
46 unsigned int unitid, control, cmask;
47 int val_type;
48 const char *name;
49 snd_kcontrol_tlv_rw_t *tlv_callback;
50 };
51
52 /* private_free callback */
53 static void usb_mixer_elem_free(struct snd_kcontrol *kctl)
54 {
55 kfree(kctl->private_data);
56 kctl->private_data = NULL;
57 }
58
59 /* This function allows for the creation of standard UAC controls.
60 * See the quirks for M-Audio FTUs or Ebox-44.
61 * If you don't want to set a TLV callback pass NULL.
62 *
63 * Since there doesn't seem to be a devices that needs a multichannel
64 * version, we keep it mono for simplicity.
65 */
66 static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
67 unsigned int unitid,
68 unsigned int control,
69 unsigned int cmask,
70 int val_type,
71 const char *name,
72 snd_kcontrol_tlv_rw_t *tlv_callback)
73 {
74 int err;
75 struct usb_mixer_elem_info *cval;
76 struct snd_kcontrol *kctl;
77
78 cval = kzalloc(sizeof(*cval), GFP_KERNEL);
79 if (!cval)
80 return -ENOMEM;
81
82 cval->id = unitid;
83 cval->mixer = mixer;
84 cval->val_type = val_type;
85 cval->channels = 1;
86 cval->control = control;
87 cval->cmask = cmask;
88
89 /* get_min_max() is called only for integer volumes later,
90 * so provide a short-cut for booleans */
91 cval->min = 0;
92 cval->max = 1;
93 cval->res = 0;
94 cval->dBmin = 0;
95 cval->dBmax = 0;
96
97 /* Create control */
98 kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
99 if (!kctl) {
100 kfree(cval);
101 return -ENOMEM;
102 }
103
104 /* Set name */
105 snprintf(kctl->id.name, sizeof(kctl->id.name), name);
106 kctl->private_free = usb_mixer_elem_free;
107
108 /* set TLV */
109 if (tlv_callback) {
110 kctl->tlv.c = tlv_callback;
111 kctl->vd[0].access |=
112 SNDRV_CTL_ELEM_ACCESS_TLV_READ |
113 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
114 }
115 /* Add control to mixer */
116 err = snd_usb_mixer_add_control(mixer, kctl);
117 if (err < 0)
118 return err;
119
120 return 0;
121 }
122
123 /*
124 * Create a set of standard UAC controls from a table
125 */
126 static int snd_create_std_mono_table(struct usb_mixer_interface *mixer,
127 struct std_mono_table *t)
128 {
129 int err;
130
131 while (t->name != NULL) {
132 err = snd_create_std_mono_ctl(mixer, t->unitid, t->control,
133 t->cmask, t->val_type, t->name, t->tlv_callback);
134 if (err < 0)
135 return err;
136 t++;
137 }
138
139 return 0;
140 }
141
142 /*
143 * Sound Blaster remote control configuration
144 *
145 * format of remote control data:
146 * Extigy: xx 00
147 * Audigy 2 NX: 06 80 xx 00 00 00
148 * Live! 24-bit: 06 80 xx yy 22 83
149 */
150 static const struct rc_config {
151 u32 usb_id;
152 u8 offset;
153 u8 length;
154 u8 packet_length;
155 u8 min_packet_length; /* minimum accepted length of the URB result */
156 u8 mute_mixer_id;
157 u32 mute_code;
158 } rc_configs[] = {
159 { USB_ID(0x041e, 0x3000), 0, 1, 2, 1, 18, 0x0013 }, /* Extigy */
160 { USB_ID(0x041e, 0x3020), 2, 1, 6, 6, 18, 0x0013 }, /* Audigy 2 NX */
161 { USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */
162 { USB_ID(0x041e, 0x3042), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 */
163 { USB_ID(0x041e, 0x30df), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 Pro */
164 { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */
165 };
166
167 static void snd_usb_soundblaster_remote_complete(struct urb *urb)
168 {
169 struct usb_mixer_interface *mixer = urb->context;
170 const struct rc_config *rc = mixer->rc_cfg;
171 u32 code;
172
173 if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
174 return;
175
176 code = mixer->rc_buffer[rc->offset];
177 if (rc->length == 2)
178 code |= mixer->rc_buffer[rc->offset + 1] << 8;
179
180 /* the Mute button actually changes the mixer control */
181 if (code == rc->mute_code)
182 snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
183 mixer->rc_code = code;
184 wmb();
185 wake_up(&mixer->rc_waitq);
186 }
187
188 static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
189 long count, loff_t *offset)
190 {
191 struct usb_mixer_interface *mixer = hw->private_data;
192 int err;
193 u32 rc_code;
194
195 if (count != 1 && count != 4)
196 return -EINVAL;
197 err = wait_event_interruptible(mixer->rc_waitq,
198 (rc_code = xchg(&mixer->rc_code, 0)) != 0);
199 if (err == 0) {
200 if (count == 1)
201 err = put_user(rc_code, buf);
202 else
203 err = put_user(rc_code, (u32 __user *)buf);
204 }
205 return err < 0 ? err : count;
206 }
207
208 static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
209 poll_table *wait)
210 {
211 struct usb_mixer_interface *mixer = hw->private_data;
212
213 poll_wait(file, &mixer->rc_waitq, wait);
214 return mixer->rc_code ? POLLIN | POLLRDNORM : 0;
215 }
216
217 static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
218 {
219 struct snd_hwdep *hwdep;
220 int err, len, i;
221
222 for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
223 if (rc_configs[i].usb_id == mixer->chip->usb_id)
224 break;
225 if (i >= ARRAY_SIZE(rc_configs))
226 return 0;
227 mixer->rc_cfg = &rc_configs[i];
228
229 len = mixer->rc_cfg->packet_length;
230
231 init_waitqueue_head(&mixer->rc_waitq);
232 err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
233 if (err < 0)
234 return err;
235 snprintf(hwdep->name, sizeof(hwdep->name),
236 "%s remote control", mixer->chip->card->shortname);
237 hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
238 hwdep->private_data = mixer;
239 hwdep->ops.read = snd_usb_sbrc_hwdep_read;
240 hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
241 hwdep->exclusive = 1;
242
243 mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
244 if (!mixer->rc_urb)
245 return -ENOMEM;
246 mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
247 if (!mixer->rc_setup_packet) {
248 usb_free_urb(mixer->rc_urb);
249 mixer->rc_urb = NULL;
250 return -ENOMEM;
251 }
252 mixer->rc_setup_packet->bRequestType =
253 USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
254 mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
255 mixer->rc_setup_packet->wValue = cpu_to_le16(0);
256 mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
257 mixer->rc_setup_packet->wLength = cpu_to_le16(len);
258 usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
259 usb_rcvctrlpipe(mixer->chip->dev, 0),
260 (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
261 snd_usb_soundblaster_remote_complete, mixer);
262 return 0;
263 }
264
265 #define snd_audigy2nx_led_info snd_ctl_boolean_mono_info
266
267 static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
268 {
269 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
270 int index = kcontrol->private_value;
271
272 ucontrol->value.integer.value[0] = mixer->audigy2nx_leds[index];
273 return 0;
274 }
275
276 static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
277 {
278 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
279 int index = kcontrol->private_value;
280 int value = ucontrol->value.integer.value[0];
281 int err, changed;
282
283 if (value > 1)
284 return -EINVAL;
285 changed = value != mixer->audigy2nx_leds[index];
286 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3042))
287 err = snd_usb_ctl_msg(mixer->chip->dev,
288 usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
289 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
290 !value, 0, NULL, 0);
291 /* USB X-Fi S51 Pro */
292 if (mixer->chip->usb_id == USB_ID(0x041e, 0x30df))
293 err = snd_usb_ctl_msg(mixer->chip->dev,
294 usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
295 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
296 !value, 0, NULL, 0);
297 else
298 err = snd_usb_ctl_msg(mixer->chip->dev,
299 usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
300 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
301 value, index + 2, NULL, 0);
302 if (err < 0)
303 return err;
304 mixer->audigy2nx_leds[index] = value;
305 return changed;
306 }
307
308 static struct snd_kcontrol_new snd_audigy2nx_controls[] = {
309 {
310 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
311 .name = "CMSS LED Switch",
312 .info = snd_audigy2nx_led_info,
313 .get = snd_audigy2nx_led_get,
314 .put = snd_audigy2nx_led_put,
315 .private_value = 0,
316 },
317 {
318 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
319 .name = "Power LED Switch",
320 .info = snd_audigy2nx_led_info,
321 .get = snd_audigy2nx_led_get,
322 .put = snd_audigy2nx_led_put,
323 .private_value = 1,
324 },
325 {
326 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
327 .name = "Dolby Digital LED Switch",
328 .info = snd_audigy2nx_led_info,
329 .get = snd_audigy2nx_led_get,
330 .put = snd_audigy2nx_led_put,
331 .private_value = 2,
332 },
333 };
334
335 static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
336 {
337 int i, err;
338
339 for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) {
340 /* USB X-Fi S51 doesn't have a CMSS LED */
341 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
342 continue;
343 /* USB X-Fi S51 Pro doesn't have one either */
344 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
345 continue;
346 if (i > 1 && /* Live24ext has 2 LEDs only */
347 (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
348 mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
349 mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
350 mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
351 break;
352 err = snd_ctl_add(mixer->chip->card,
353 snd_ctl_new1(&snd_audigy2nx_controls[i], mixer));
354 if (err < 0)
355 return err;
356 }
357 mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */
358 return 0;
359 }
360
361 static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
362 struct snd_info_buffer *buffer)
363 {
364 static const struct sb_jack {
365 int unitid;
366 const char *name;
367 } jacks_audigy2nx[] = {
368 {4, "dig in "},
369 {7, "line in"},
370 {19, "spk out"},
371 {20, "hph out"},
372 {-1, NULL}
373 }, jacks_live24ext[] = {
374 {4, "line in"}, /* &1=Line, &2=Mic*/
375 {3, "hph out"}, /* headphones */
376 {0, "RC "}, /* last command, 6 bytes see rc_config above */
377 {-1, NULL}
378 };
379 const struct sb_jack *jacks;
380 struct usb_mixer_interface *mixer = entry->private_data;
381 int i, err;
382 u8 buf[3];
383
384 snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
385 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
386 jacks = jacks_audigy2nx;
387 else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
388 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
389 jacks = jacks_live24ext;
390 else
391 return;
392
393 for (i = 0; jacks[i].name; ++i) {
394 snd_iprintf(buffer, "%s: ", jacks[i].name);
395 err = snd_usb_ctl_msg(mixer->chip->dev,
396 usb_rcvctrlpipe(mixer->chip->dev, 0),
397 UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
398 USB_RECIP_INTERFACE, 0,
399 jacks[i].unitid << 8, buf, 3);
400 if (err == 3 && (buf[0] == 3 || buf[0] == 6))
401 snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
402 else
403 snd_iprintf(buffer, "?\n");
404 }
405 }
406
407 static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
408 struct snd_ctl_elem_value *ucontrol)
409 {
410 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
411
412 ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02);
413 return 0;
414 }
415
416 static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
417 struct snd_ctl_elem_value *ucontrol)
418 {
419 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
420 u8 old_status, new_status;
421 int err, changed;
422
423 old_status = mixer->xonar_u1_status;
424 if (ucontrol->value.integer.value[0])
425 new_status = old_status | 0x02;
426 else
427 new_status = old_status & ~0x02;
428 changed = new_status != old_status;
429 err = snd_usb_ctl_msg(mixer->chip->dev,
430 usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
431 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
432 50, 0, &new_status, 1);
433 if (err < 0)
434 return err;
435 mixer->xonar_u1_status = new_status;
436 return changed;
437 }
438
439 static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
440 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
441 .name = "Digital Playback Switch",
442 .info = snd_ctl_boolean_mono_info,
443 .get = snd_xonar_u1_switch_get,
444 .put = snd_xonar_u1_switch_put,
445 };
446
447 static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
448 {
449 int err;
450
451 err = snd_ctl_add(mixer->chip->card,
452 snd_ctl_new1(&snd_xonar_u1_output_switch, mixer));
453 if (err < 0)
454 return err;
455 mixer->xonar_u1_status = 0x05;
456 return 0;
457 }
458
459 /* Native Instruments device quirks */
460
461 #define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
462
463 static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
464 struct snd_ctl_elem_value *ucontrol)
465 {
466 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
467 struct usb_device *dev = mixer->chip->dev;
468 u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
469 u16 wIndex = kcontrol->private_value & 0xffff;
470 u8 tmp;
471
472 int ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
473 USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
474 0, cpu_to_le16(wIndex),
475 &tmp, sizeof(tmp), 1000);
476
477 if (ret < 0) {
478 snd_printk(KERN_ERR
479 "unable to issue vendor read request (ret = %d)", ret);
480 return ret;
481 }
482
483 ucontrol->value.integer.value[0] = tmp;
484
485 return 0;
486 }
487
488 static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
489 struct snd_ctl_elem_value *ucontrol)
490 {
491 struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
492 struct usb_device *dev = mixer->chip->dev;
493 u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
494 u16 wIndex = kcontrol->private_value & 0xffff;
495 u16 wValue = ucontrol->value.integer.value[0];
496
497 int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
498 USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
499 cpu_to_le16(wValue), cpu_to_le16(wIndex),
500 NULL, 0, 1000);
501
502 if (ret < 0) {
503 snd_printk(KERN_ERR
504 "unable to issue vendor write request (ret = %d)", ret);
505 return ret;
506 }
507
508 return 0;
509 }
510
511 static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
512 {
513 .name = "Direct Thru Channel A",
514 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
515 },
516 {
517 .name = "Direct Thru Channel B",
518 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
519 },
520 {
521 .name = "Phono Input Channel A",
522 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
523 },
524 {
525 .name = "Phono Input Channel B",
526 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
527 },
528 };
529
530 static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
531 {
532 .name = "Direct Thru Channel A",
533 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
534 },
535 {
536 .name = "Direct Thru Channel B",
537 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
538 },
539 {
540 .name = "Direct Thru Channel C",
541 .private_value = _MAKE_NI_CONTROL(0x01, 0x07),
542 },
543 {
544 .name = "Direct Thru Channel D",
545 .private_value = _MAKE_NI_CONTROL(0x01, 0x09),
546 },
547 {
548 .name = "Phono Input Channel A",
549 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
550 },
551 {
552 .name = "Phono Input Channel B",
553 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
554 },
555 {
556 .name = "Phono Input Channel C",
557 .private_value = _MAKE_NI_CONTROL(0x02, 0x07),
558 },
559 {
560 .name = "Phono Input Channel D",
561 .private_value = _MAKE_NI_CONTROL(0x02, 0x09),
562 },
563 };
564
565 static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
566 const struct snd_kcontrol_new *kc,
567 unsigned int count)
568 {
569 int i, err = 0;
570 struct snd_kcontrol_new template = {
571 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
572 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
573 .get = snd_nativeinstruments_control_get,
574 .put = snd_nativeinstruments_control_put,
575 .info = snd_ctl_boolean_mono_info,
576 };
577
578 for (i = 0; i < count; i++) {
579 struct snd_kcontrol *c;
580
581 template.name = kc[i].name;
582 template.private_value = kc[i].private_value;
583
584 c = snd_ctl_new1(&template, mixer);
585 err = snd_ctl_add(mixer->chip->card, c);
586
587 if (err < 0)
588 break;
589 }
590
591 return err;
592 }
593
594 /* M-Audio FastTrack Ultra quirks */
595 /* FTU Effect switch */
596 struct snd_ftu_eff_switch_priv_val {
597 struct usb_mixer_interface *mixer;
598 int cached_value;
599 int is_cached;
600 };
601
602 static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
603 struct snd_ctl_elem_info *uinfo)
604 {
605 static const char *texts[8] = {"Room 1",
606 "Room 2",
607 "Room 3",
608 "Hall 1",
609 "Hall 2",
610 "Plate",
611 "Delay",
612 "Echo"
613 };
614
615 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
616 uinfo->count = 1;
617 uinfo->value.enumerated.items = 8;
618 if (uinfo->value.enumerated.item > 7)
619 uinfo->value.enumerated.item = 7;
620 strcpy(uinfo->value.enumerated.name,
621 texts[uinfo->value.enumerated.item]);
622
623 return 0;
624 }
625
626 static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
627 struct snd_ctl_elem_value *ucontrol)
628 {
629 struct snd_usb_audio *chip;
630 struct usb_mixer_interface *mixer;
631 struct snd_ftu_eff_switch_priv_val *pval;
632 int err;
633 unsigned char value[2];
634
635 const int id = 6;
636 const int validx = 1;
637 const int val_len = 2;
638
639 value[0] = 0x00;
640 value[1] = 0x00;
641
642 pval = (struct snd_ftu_eff_switch_priv_val *)
643 kctl->private_value;
644
645 if (pval->is_cached) {
646 ucontrol->value.enumerated.item[0] = pval->cached_value;
647 return 0;
648 }
649
650 mixer = (struct usb_mixer_interface *) pval->mixer;
651 if (snd_BUG_ON(!mixer))
652 return -EINVAL;
653
654 chip = (struct snd_usb_audio *) mixer->chip;
655 if (snd_BUG_ON(!chip))
656 return -EINVAL;
657
658
659 err = snd_usb_ctl_msg(chip->dev,
660 usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
661 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
662 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
663 value, val_len);
664 if (err < 0)
665 return err;
666
667 ucontrol->value.enumerated.item[0] = value[0];
668 pval->cached_value = value[0];
669 pval->is_cached = 1;
670
671 return 0;
672 }
673
674 static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
675 struct snd_ctl_elem_value *ucontrol)
676 {
677 struct snd_usb_audio *chip;
678 struct snd_ftu_eff_switch_priv_val *pval;
679
680 struct usb_mixer_interface *mixer;
681 int changed, cur_val, err, new_val;
682 unsigned char value[2];
683
684
685 const int id = 6;
686 const int validx = 1;
687 const int val_len = 2;
688
689 changed = 0;
690
691 pval = (struct snd_ftu_eff_switch_priv_val *)
692 kctl->private_value;
693 cur_val = pval->cached_value;
694 new_val = ucontrol->value.enumerated.item[0];
695
696 mixer = (struct usb_mixer_interface *) pval->mixer;
697 if (snd_BUG_ON(!mixer))
698 return -EINVAL;
699
700 chip = (struct snd_usb_audio *) mixer->chip;
701 if (snd_BUG_ON(!chip))
702 return -EINVAL;
703
704 if (!pval->is_cached) {
705 /* Read current value */
706 err = snd_usb_ctl_msg(chip->dev,
707 usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
708 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
709 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
710 value, val_len);
711 if (err < 0)
712 return err;
713
714 cur_val = value[0];
715 pval->cached_value = cur_val;
716 pval->is_cached = 1;
717 }
718 /* update value if needed */
719 if (cur_val != new_val) {
720 value[0] = new_val;
721 value[1] = 0;
722 err = snd_usb_ctl_msg(chip->dev,
723 usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
724 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
725 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
726 value, val_len);
727 if (err < 0)
728 return err;
729
730 pval->cached_value = new_val;
731 pval->is_cached = 1;
732 changed = 1;
733 }
734
735 return changed;
736 }
737
738 static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer)
739 {
740 static struct snd_kcontrol_new template = {
741 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
742 .name = "Effect Program Switch",
743 .index = 0,
744 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
745 .info = snd_ftu_eff_switch_info,
746 .get = snd_ftu_eff_switch_get,
747 .put = snd_ftu_eff_switch_put
748 };
749
750 int err;
751 struct snd_kcontrol *kctl;
752 struct snd_ftu_eff_switch_priv_val *pval;
753
754 pval = kzalloc(sizeof(*pval), GFP_KERNEL);
755 if (!pval)
756 return -ENOMEM;
757
758 pval->cached_value = 0;
759 pval->is_cached = 0;
760 pval->mixer = mixer;
761
762 template.private_value = (unsigned long) pval;
763 kctl = snd_ctl_new1(&template, mixer->chip);
764 if (!kctl) {
765 kfree(pval);
766 return -ENOMEM;
767 }
768
769 err = snd_ctl_add(mixer->chip->card, kctl);
770 if (err < 0)
771 return err;
772
773 return 0;
774 }
775
776 /* Create volume controls for FTU devices*/
777 static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
778 {
779 char name[64];
780 unsigned int control, cmask;
781 int in, out, err;
782
783 const unsigned int id = 5;
784 const int val_type = USB_MIXER_S16;
785
786 for (out = 0; out < 8; out++) {
787 control = out + 1;
788 for (in = 0; in < 8; in++) {
789 cmask = 1 << in;
790 snprintf(name, sizeof(name),
791 "AIn%d - Out%d Capture Volume",
792 in + 1, out + 1);
793 err = snd_create_std_mono_ctl(mixer, id, control,
794 cmask, val_type, name,
795 &snd_usb_mixer_vol_tlv);
796 if (err < 0)
797 return err;
798 }
799 for (in = 8; in < 16; in++) {
800 cmask = 1 << in;
801 snprintf(name, sizeof(name),
802 "DIn%d - Out%d Playback Volume",
803 in - 7, out + 1);
804 err = snd_create_std_mono_ctl(mixer, id, control,
805 cmask, val_type, name,
806 &snd_usb_mixer_vol_tlv);
807 if (err < 0)
808 return err;
809 }
810 }
811
812 return 0;
813 }
814
815 /* This control needs a volume quirk, see mixer.c */
816 static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
817 {
818 static const char name[] = "Effect Volume";
819 const unsigned int id = 6;
820 const int val_type = USB_MIXER_U8;
821 const unsigned int control = 2;
822 const unsigned int cmask = 0;
823
824 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
825 name, snd_usb_mixer_vol_tlv);
826 }
827
828 /* This control needs a volume quirk, see mixer.c */
829 static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
830 {
831 static const char name[] = "Effect Duration";
832 const unsigned int id = 6;
833 const int val_type = USB_MIXER_S16;
834 const unsigned int control = 3;
835 const unsigned int cmask = 0;
836
837 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
838 name, snd_usb_mixer_vol_tlv);
839 }
840
841 /* This control needs a volume quirk, see mixer.c */
842 static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
843 {
844 static const char name[] = "Effect Feedback Volume";
845 const unsigned int id = 6;
846 const int val_type = USB_MIXER_U8;
847 const unsigned int control = 4;
848 const unsigned int cmask = 0;
849
850 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
851 name, NULL);
852 }
853
854 static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
855 {
856 unsigned int cmask;
857 int err, ch;
858 char name[48];
859
860 const unsigned int id = 7;
861 const int val_type = USB_MIXER_S16;
862 const unsigned int control = 7;
863
864 for (ch = 0; ch < 4; ++ch) {
865 cmask = 1 << ch;
866 snprintf(name, sizeof(name),
867 "Effect Return %d Volume", ch + 1);
868 err = snd_create_std_mono_ctl(mixer, id, control,
869 cmask, val_type, name,
870 snd_usb_mixer_vol_tlv);
871 if (err < 0)
872 return err;
873 }
874
875 return 0;
876 }
877
878 static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
879 {
880 unsigned int cmask;
881 int err, ch;
882 char name[48];
883
884 const unsigned int id = 5;
885 const int val_type = USB_MIXER_S16;
886 const unsigned int control = 9;
887
888 for (ch = 0; ch < 8; ++ch) {
889 cmask = 1 << ch;
890 snprintf(name, sizeof(name),
891 "Effect Send AIn%d Volume", ch + 1);
892 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
893 val_type, name,
894 snd_usb_mixer_vol_tlv);
895 if (err < 0)
896 return err;
897 }
898 for (ch = 8; ch < 16; ++ch) {
899 cmask = 1 << ch;
900 snprintf(name, sizeof(name),
901 "Effect Send DIn%d Volume", ch - 7);
902 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
903 val_type, name,
904 snd_usb_mixer_vol_tlv);
905 if (err < 0)
906 return err;
907 }
908 return 0;
909 }
910
911 static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
912 {
913 int err;
914
915 err = snd_ftu_create_volume_ctls(mixer);
916 if (err < 0)
917 return err;
918
919 err = snd_ftu_create_effect_switch(mixer);
920 if (err < 0)
921 return err;
922 err = snd_ftu_create_effect_volume_ctl(mixer);
923 if (err < 0)
924 return err;
925
926 err = snd_ftu_create_effect_duration_ctl(mixer);
927 if (err < 0)
928 return err;
929
930 err = snd_ftu_create_effect_feedback_ctl(mixer);
931 if (err < 0)
932 return err;
933
934 err = snd_ftu_create_effect_return_ctls(mixer);
935 if (err < 0)
936 return err;
937
938 err = snd_ftu_create_effect_send_ctls(mixer);
939 if (err < 0)
940 return err;
941
942 return 0;
943 }
944
945 void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
946 unsigned char samplerate_id)
947 {
948 struct usb_mixer_interface *mixer;
949 struct usb_mixer_elem_info *cval;
950 int unitid = 12; /* SamleRate ExtensionUnit ID */
951
952 list_for_each_entry(mixer, &chip->mixer_list, list) {
953 cval = mixer->id_elems[unitid];
954 if (cval) {
955 snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
956 cval->control << 8,
957 samplerate_id);
958 snd_usb_mixer_notify_id(mixer, unitid);
959 }
960 break;
961 }
962 }
963
964 /*
965 * The mixer units for Ebox-44 are corrupt, and even where they
966 * are valid they presents mono controls as L and R channels of
967 * stereo. So we provide a good mixer here.
968 */
969 struct std_mono_table ebox44_table[] = {
970 {
971 .unitid = 4,
972 .control = 1,
973 .cmask = 0x0,
974 .val_type = USB_MIXER_INV_BOOLEAN,
975 .name = "Headphone Playback Switch"
976 },
977 {
978 .unitid = 4,
979 .control = 2,
980 .cmask = 0x1,
981 .val_type = USB_MIXER_S16,
982 .name = "Headphone A Mix Playback Volume"
983 },
984 {
985 .unitid = 4,
986 .control = 2,
987 .cmask = 0x2,
988 .val_type = USB_MIXER_S16,
989 .name = "Headphone B Mix Playback Volume"
990 },
991
992 {
993 .unitid = 7,
994 .control = 1,
995 .cmask = 0x0,
996 .val_type = USB_MIXER_INV_BOOLEAN,
997 .name = "Output Playback Switch"
998 },
999 {
1000 .unitid = 7,
1001 .control = 2,
1002 .cmask = 0x1,
1003 .val_type = USB_MIXER_S16,
1004 .name = "Output A Playback Volume"
1005 },
1006 {
1007 .unitid = 7,
1008 .control = 2,
1009 .cmask = 0x2,
1010 .val_type = USB_MIXER_S16,
1011 .name = "Output B Playback Volume"
1012 },
1013
1014 {
1015 .unitid = 10,
1016 .control = 1,
1017 .cmask = 0x0,
1018 .val_type = USB_MIXER_INV_BOOLEAN,
1019 .name = "Input Capture Switch"
1020 },
1021 {
1022 .unitid = 10,
1023 .control = 2,
1024 .cmask = 0x1,
1025 .val_type = USB_MIXER_S16,
1026 .name = "Input A Capture Volume"
1027 },
1028 {
1029 .unitid = 10,
1030 .control = 2,
1031 .cmask = 0x2,
1032 .val_type = USB_MIXER_S16,
1033 .name = "Input B Capture Volume"
1034 },
1035
1036 {}
1037 };
1038
1039 int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
1040 {
1041 int err = 0;
1042 struct snd_info_entry *entry;
1043
1044 if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
1045 return err;
1046
1047 switch (mixer->chip->usb_id) {
1048 case USB_ID(0x041e, 0x3020):
1049 case USB_ID(0x041e, 0x3040):
1050 case USB_ID(0x041e, 0x3042):
1051 case USB_ID(0x041e, 0x30df):
1052 case USB_ID(0x041e, 0x3048):
1053 err = snd_audigy2nx_controls_create(mixer);
1054 if (err < 0)
1055 break;
1056 if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))
1057 snd_info_set_text_ops(entry, mixer,
1058 snd_audigy2nx_proc_read);
1059 break;
1060
1061 case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
1062 case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
1063 err = snd_ftu_create_mixer(mixer);
1064 break;
1065
1066 case USB_ID(0x0b05, 0x1739):
1067 case USB_ID(0x0b05, 0x1743):
1068 err = snd_xonar_u1_controls_create(mixer);
1069 break;
1070
1071 case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
1072 err = snd_nativeinstruments_create_mixer(mixer,
1073 snd_nativeinstruments_ta6_mixers,
1074 ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
1075 break;
1076
1077 case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
1078 err = snd_nativeinstruments_create_mixer(mixer,
1079 snd_nativeinstruments_ta10_mixers,
1080 ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
1081 break;
1082
1083 case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
1084 /* detection is disabled in mixer_maps.c */
1085 err = snd_create_std_mono_table(mixer, ebox44_table);
1086 break;
1087 }
1088
1089 return err;
1090 }
1091
1092 void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
1093 int unitid)
1094 {
1095 if (!mixer->rc_cfg)
1096 return;
1097 /* unit ids specific to Extigy/Audigy 2 NX: */
1098 switch (unitid) {
1099 case 0: /* remote control */
1100 mixer->rc_urb->dev = mixer->chip->dev;
1101 usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
1102 break;
1103 case 4: /* digital in jack */
1104 case 7: /* line in jacks */
1105 case 19: /* speaker out jacks */
1106 case 20: /* headphones out jack */
1107 break;
1108 /* live24ext: 4 = line-in jack */
1109 case 3: /* hp-out jack (may actuate Mute) */
1110 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
1111 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
1112 snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
1113 break;
1114 default:
1115 snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid);
1116 break;
1117 }
1118 }
1119
Linux kernel - Deliverables
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