1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * USB Audio Driver for ALSA
4 *
5 * Quirks and vendor-specific extensions for mixer interfaces
6 *
7 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
8 *
9 * Many codes borrowed from audio.c by
10 * Alan Cox (alan@lxorguk.ukuu.org.uk)
11 * Thomas Sailer (sailer@ife.ee.ethz.ch)
12 *
13 * Audio Advantage Micro II support added by:
14 * Przemek Rudy (prudy1@o2.pl)
15 */
16
17 #include <linux/hid.h>
18 #include <linux/init.h>
19 #include <linux/math64.h>
20 #include <linux/slab.h>
21 #include <linux/usb.h>
22 #include <linux/usb/audio.h>
23
24 #include <sound/asoundef.h>
25 #include <sound/core.h>
26 #include <sound/control.h>
27 #include <sound/hwdep.h>
28 #include <sound/info.h>
29 #include <sound/tlv.h>
30
31 #include "usbaudio.h"
32 #include "mixer.h"
33 #include "mixer_quirks.h"
34 #include "mixer_scarlett.h"
35 #include "mixer_scarlett_gen2.h"
36 #include "mixer_us16x08.h"
37 #include "helper.h"
38
39 struct std_mono_table {
40 unsigned int unitid, control, cmask;
41 int val_type;
42 const char *name;
43 snd_kcontrol_tlv_rw_t *tlv_callback;
44 };
45
46 /* This function allows for the creation of standard UAC controls.
47 * See the quirks for M-Audio FTUs or Ebox-44.
48 * If you don't want to set a TLV callback pass NULL.
49 *
50 * Since there doesn't seem to be a devices that needs a multichannel
51 * version, we keep it mono for simplicity.
52 */
snd_create_std_mono_ctl_offset(struct usb_mixer_interface * mixer,unsigned int unitid,unsigned int control,unsigned int cmask,int val_type,unsigned int idx_off,const char * name,snd_kcontrol_tlv_rw_t * tlv_callback)53 static int snd_create_std_mono_ctl_offset(struct usb_mixer_interface *mixer,
54 unsigned int unitid,
55 unsigned int control,
56 unsigned int cmask,
57 int val_type,
58 unsigned int idx_off,
59 const char *name,
60 snd_kcontrol_tlv_rw_t *tlv_callback)
61 {
62 struct usb_mixer_elem_info *cval;
63 struct snd_kcontrol *kctl;
64
65 cval = kzalloc(sizeof(*cval), GFP_KERNEL);
66 if (!cval)
67 return -ENOMEM;
68
69 snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);
70 cval->val_type = val_type;
71 cval->channels = 1;
72 cval->control = control;
73 cval->cmask = cmask;
74 cval->idx_off = idx_off;
75
76 /* get_min_max() is called only for integer volumes later,
77 * so provide a short-cut for booleans */
78 cval->min = 0;
79 cval->max = 1;
80 cval->res = 0;
81 cval->dBmin = 0;
82 cval->dBmax = 0;
83
84 /* Create control */
85 kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
86 if (!kctl) {
87 kfree(cval);
88 return -ENOMEM;
89 }
90
91 /* Set name */
92 snprintf(kctl->id.name, sizeof(kctl->id.name), name);
93 kctl->private_free = snd_usb_mixer_elem_free;
94
95 /* set TLV */
96 if (tlv_callback) {
97 kctl->tlv.c = tlv_callback;
98 kctl->vd[0].access |=
99 SNDRV_CTL_ELEM_ACCESS_TLV_READ |
100 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
101 }
102 /* Add control to mixer */
103 return snd_usb_mixer_add_control(&cval->head, kctl);
104 }
105
snd_create_std_mono_ctl(struct usb_mixer_interface * mixer,unsigned int unitid,unsigned int control,unsigned int cmask,int val_type,const char * name,snd_kcontrol_tlv_rw_t * tlv_callback)106 static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
107 unsigned int unitid,
108 unsigned int control,
109 unsigned int cmask,
110 int val_type,
111 const char *name,
112 snd_kcontrol_tlv_rw_t *tlv_callback)
113 {
114 return snd_create_std_mono_ctl_offset(mixer, unitid, control, cmask,
115 val_type, 0 /* Offset */, name, tlv_callback);
116 }
117
118 /*
119 * Create a set of standard UAC controls from a table
120 */
snd_create_std_mono_table(struct usb_mixer_interface * mixer,struct std_mono_table * t)121 static int snd_create_std_mono_table(struct usb_mixer_interface *mixer,
122 struct std_mono_table *t)
123 {
124 int err;
125
126 while (t->name != NULL) {
127 err = snd_create_std_mono_ctl(mixer, t->unitid, t->control,
128 t->cmask, t->val_type, t->name, t->tlv_callback);
129 if (err < 0)
130 return err;
131 t++;
132 }
133
134 return 0;
135 }
136
add_single_ctl_with_resume(struct usb_mixer_interface * mixer,int id,usb_mixer_elem_resume_func_t resume,const struct snd_kcontrol_new * knew,struct usb_mixer_elem_list ** listp)137 static int add_single_ctl_with_resume(struct usb_mixer_interface *mixer,
138 int id,
139 usb_mixer_elem_resume_func_t resume,
140 const struct snd_kcontrol_new *knew,
141 struct usb_mixer_elem_list **listp)
142 {
143 struct usb_mixer_elem_list *list;
144 struct snd_kcontrol *kctl;
145
146 list = kzalloc(sizeof(*list), GFP_KERNEL);
147 if (!list)
148 return -ENOMEM;
149 if (listp)
150 *listp = list;
151 list->mixer = mixer;
152 list->id = id;
153 list->resume = resume;
154 kctl = snd_ctl_new1(knew, list);
155 if (!kctl) {
156 kfree(list);
157 return -ENOMEM;
158 }
159 kctl->private_free = snd_usb_mixer_elem_free;
160 return snd_usb_mixer_add_control(list, kctl);
161 }
162
163 /*
164 * Sound Blaster remote control configuration
165 *
166 * format of remote control data:
167 * Extigy: xx 00
168 * Audigy 2 NX: 06 80 xx 00 00 00
169 * Live! 24-bit: 06 80 xx yy 22 83
170 */
171 static const struct rc_config {
172 u32 usb_id;
173 u8 offset;
174 u8 length;
175 u8 packet_length;
176 u8 min_packet_length; /* minimum accepted length of the URB result */
177 u8 mute_mixer_id;
178 u32 mute_code;
179 } rc_configs[] = {
180 { USB_ID(0x041e, 0x3000), 0, 1, 2, 1, 18, 0x0013 }, /* Extigy */
181 { USB_ID(0x041e, 0x3020), 2, 1, 6, 6, 18, 0x0013 }, /* Audigy 2 NX */
182 { USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */
183 { USB_ID(0x041e, 0x3042), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 */
184 { USB_ID(0x041e, 0x30df), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 Pro */
185 { USB_ID(0x041e, 0x3237), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 Pro */
186 { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */
187 };
188
snd_usb_soundblaster_remote_complete(struct urb * urb)189 static void snd_usb_soundblaster_remote_complete(struct urb *urb)
190 {
191 struct usb_mixer_interface *mixer = urb->context;
192 const struct rc_config *rc = mixer->rc_cfg;
193 u32 code;
194
195 if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
196 return;
197
198 code = mixer->rc_buffer[rc->offset];
199 if (rc->length == 2)
200 code |= mixer->rc_buffer[rc->offset + 1] << 8;
201
202 /* the Mute button actually changes the mixer control */
203 if (code == rc->mute_code)
204 snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
205 mixer->rc_code = code;
206 wmb();
207 wake_up(&mixer->rc_waitq);
208 }
209
snd_usb_sbrc_hwdep_read(struct snd_hwdep * hw,char __user * buf,long count,loff_t * offset)210 static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
211 long count, loff_t *offset)
212 {
213 struct usb_mixer_interface *mixer = hw->private_data;
214 int err;
215 u32 rc_code;
216
217 if (count != 1 && count != 4)
218 return -EINVAL;
219 err = wait_event_interruptible(mixer->rc_waitq,
220 (rc_code = xchg(&mixer->rc_code, 0)) != 0);
221 if (err == 0) {
222 if (count == 1)
223 err = put_user(rc_code, buf);
224 else
225 err = put_user(rc_code, (u32 __user *)buf);
226 }
227 return err < 0 ? err : count;
228 }
229
snd_usb_sbrc_hwdep_poll(struct snd_hwdep * hw,struct file * file,poll_table * wait)230 static __poll_t snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
231 poll_table *wait)
232 {
233 struct usb_mixer_interface *mixer = hw->private_data;
234
235 poll_wait(file, &mixer->rc_waitq, wait);
236 return mixer->rc_code ? EPOLLIN | EPOLLRDNORM : 0;
237 }
238
snd_usb_soundblaster_remote_init(struct usb_mixer_interface * mixer)239 static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
240 {
241 struct snd_hwdep *hwdep;
242 int err, len, i;
243
244 for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
245 if (rc_configs[i].usb_id == mixer->chip->usb_id)
246 break;
247 if (i >= ARRAY_SIZE(rc_configs))
248 return 0;
249 mixer->rc_cfg = &rc_configs[i];
250
251 len = mixer->rc_cfg->packet_length;
252
253 init_waitqueue_head(&mixer->rc_waitq);
254 err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
255 if (err < 0)
256 return err;
257 snprintf(hwdep->name, sizeof(hwdep->name),
258 "%s remote control", mixer->chip->card->shortname);
259 hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
260 hwdep->private_data = mixer;
261 hwdep->ops.read = snd_usb_sbrc_hwdep_read;
262 hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
263 hwdep->exclusive = 1;
264
265 mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
266 if (!mixer->rc_urb)
267 return -ENOMEM;
268 mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
269 if (!mixer->rc_setup_packet) {
270 usb_free_urb(mixer->rc_urb);
271 mixer->rc_urb = NULL;
272 return -ENOMEM;
273 }
274 mixer->rc_setup_packet->bRequestType =
275 USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
276 mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
277 mixer->rc_setup_packet->wValue = cpu_to_le16(0);
278 mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
279 mixer->rc_setup_packet->wLength = cpu_to_le16(len);
280 usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
281 usb_rcvctrlpipe(mixer->chip->dev, 0),
282 (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
283 snd_usb_soundblaster_remote_complete, mixer);
284 return 0;
285 }
286
287 #define snd_audigy2nx_led_info snd_ctl_boolean_mono_info
288
snd_audigy2nx_led_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)289 static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
290 {
291 ucontrol->value.integer.value[0] = kcontrol->private_value >> 8;
292 return 0;
293 }
294
snd_audigy2nx_led_update(struct usb_mixer_interface * mixer,int value,int index)295 static int snd_audigy2nx_led_update(struct usb_mixer_interface *mixer,
296 int value, int index)
297 {
298 struct snd_usb_audio *chip = mixer->chip;
299 int err;
300
301 err = snd_usb_lock_shutdown(chip);
302 if (err < 0)
303 return err;
304
305 if (chip->usb_id == USB_ID(0x041e, 0x3042))
306 err = snd_usb_ctl_msg(chip->dev,
307 usb_sndctrlpipe(chip->dev, 0), 0x24,
308 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
309 !value, 0, NULL, 0);
310 /* USB X-Fi S51 Pro */
311 if (chip->usb_id == USB_ID(0x041e, 0x30df))
312 err = snd_usb_ctl_msg(chip->dev,
313 usb_sndctrlpipe(chip->dev, 0), 0x24,
314 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
315 !value, 0, NULL, 0);
316 else
317 err = snd_usb_ctl_msg(chip->dev,
318 usb_sndctrlpipe(chip->dev, 0), 0x24,
319 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
320 value, index + 2, NULL, 0);
321 snd_usb_unlock_shutdown(chip);
322 return err;
323 }
324
snd_audigy2nx_led_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)325 static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol,
326 struct snd_ctl_elem_value *ucontrol)
327 {
328 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
329 struct usb_mixer_interface *mixer = list->mixer;
330 int index = kcontrol->private_value & 0xff;
331 unsigned int value = ucontrol->value.integer.value[0];
332 int old_value = kcontrol->private_value >> 8;
333 int err;
334
335 if (value > 1)
336 return -EINVAL;
337 if (value == old_value)
338 return 0;
339 kcontrol->private_value = (value << 8) | index;
340 err = snd_audigy2nx_led_update(mixer, value, index);
341 return err < 0 ? err : 1;
342 }
343
snd_audigy2nx_led_resume(struct usb_mixer_elem_list * list)344 static int snd_audigy2nx_led_resume(struct usb_mixer_elem_list *list)
345 {
346 int priv_value = list->kctl->private_value;
347
348 return snd_audigy2nx_led_update(list->mixer, priv_value >> 8,
349 priv_value & 0xff);
350 }
351
352 /* name and private_value are set dynamically */
353 static const struct snd_kcontrol_new snd_audigy2nx_control = {
354 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
355 .info = snd_audigy2nx_led_info,
356 .get = snd_audigy2nx_led_get,
357 .put = snd_audigy2nx_led_put,
358 };
359
360 static const char * const snd_audigy2nx_led_names[] = {
361 "CMSS LED Switch",
362 "Power LED Switch",
363 "Dolby Digital LED Switch",
364 };
365
snd_audigy2nx_controls_create(struct usb_mixer_interface * mixer)366 static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
367 {
368 int i, err;
369
370 for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_led_names); ++i) {
371 struct snd_kcontrol_new knew;
372
373 /* USB X-Fi S51 doesn't have a CMSS LED */
374 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
375 continue;
376 /* USB X-Fi S51 Pro doesn't have one either */
377 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
378 continue;
379 if (i > 1 && /* Live24ext has 2 LEDs only */
380 (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
381 mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
382 mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
383 mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
384 break;
385
386 knew = snd_audigy2nx_control;
387 knew.name = snd_audigy2nx_led_names[i];
388 knew.private_value = (1 << 8) | i; /* LED on as default */
389 err = add_single_ctl_with_resume(mixer, 0,
390 snd_audigy2nx_led_resume,
391 &knew, NULL);
392 if (err < 0)
393 return err;
394 }
395 return 0;
396 }
397
snd_audigy2nx_proc_read(struct snd_info_entry * entry,struct snd_info_buffer * buffer)398 static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
399 struct snd_info_buffer *buffer)
400 {
401 static const struct sb_jack {
402 int unitid;
403 const char *name;
404 } jacks_audigy2nx[] = {
405 {4, "dig in "},
406 {7, "line in"},
407 {19, "spk out"},
408 {20, "hph out"},
409 {-1, NULL}
410 }, jacks_live24ext[] = {
411 {4, "line in"}, /* &1=Line, &2=Mic*/
412 {3, "hph out"}, /* headphones */
413 {0, "RC "}, /* last command, 6 bytes see rc_config above */
414 {-1, NULL}
415 };
416 const struct sb_jack *jacks;
417 struct usb_mixer_interface *mixer = entry->private_data;
418 int i, err;
419 u8 buf[3];
420
421 snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
422 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
423 jacks = jacks_audigy2nx;
424 else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
425 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
426 jacks = jacks_live24ext;
427 else
428 return;
429
430 for (i = 0; jacks[i].name; ++i) {
431 snd_iprintf(buffer, "%s: ", jacks[i].name);
432 err = snd_usb_lock_shutdown(mixer->chip);
433 if (err < 0)
434 return;
435 err = snd_usb_ctl_msg(mixer->chip->dev,
436 usb_rcvctrlpipe(mixer->chip->dev, 0),
437 UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
438 USB_RECIP_INTERFACE, 0,
439 jacks[i].unitid << 8, buf, 3);
440 snd_usb_unlock_shutdown(mixer->chip);
441 if (err == 3 && (buf[0] == 3 || buf[0] == 6))
442 snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
443 else
444 snd_iprintf(buffer, "?\n");
445 }
446 }
447
448 /* EMU0204 */
snd_emu0204_ch_switch_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)449 static int snd_emu0204_ch_switch_info(struct snd_kcontrol *kcontrol,
450 struct snd_ctl_elem_info *uinfo)
451 {
452 static const char * const texts[2] = {"1/2", "3/4"};
453
454 return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
455 }
456
snd_emu0204_ch_switch_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)457 static int snd_emu0204_ch_switch_get(struct snd_kcontrol *kcontrol,
458 struct snd_ctl_elem_value *ucontrol)
459 {
460 ucontrol->value.enumerated.item[0] = kcontrol->private_value;
461 return 0;
462 }
463
snd_emu0204_ch_switch_update(struct usb_mixer_interface * mixer,int value)464 static int snd_emu0204_ch_switch_update(struct usb_mixer_interface *mixer,
465 int value)
466 {
467 struct snd_usb_audio *chip = mixer->chip;
468 int err;
469 unsigned char buf[2];
470
471 err = snd_usb_lock_shutdown(chip);
472 if (err < 0)
473 return err;
474
475 buf[0] = 0x01;
476 buf[1] = value ? 0x02 : 0x01;
477 err = snd_usb_ctl_msg(chip->dev,
478 usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
479 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
480 0x0400, 0x0e00, buf, 2);
481 snd_usb_unlock_shutdown(chip);
482 return err;
483 }
484
snd_emu0204_ch_switch_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)485 static int snd_emu0204_ch_switch_put(struct snd_kcontrol *kcontrol,
486 struct snd_ctl_elem_value *ucontrol)
487 {
488 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
489 struct usb_mixer_interface *mixer = list->mixer;
490 unsigned int value = ucontrol->value.enumerated.item[0];
491 int err;
492
493 if (value > 1)
494 return -EINVAL;
495
496 if (value == kcontrol->private_value)
497 return 0;
498
499 kcontrol->private_value = value;
500 err = snd_emu0204_ch_switch_update(mixer, value);
501 return err < 0 ? err : 1;
502 }
503
snd_emu0204_ch_switch_resume(struct usb_mixer_elem_list * list)504 static int snd_emu0204_ch_switch_resume(struct usb_mixer_elem_list *list)
505 {
506 return snd_emu0204_ch_switch_update(list->mixer,
507 list->kctl->private_value);
508 }
509
510 static struct snd_kcontrol_new snd_emu0204_control = {
511 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
512 .name = "Front Jack Channels",
513 .info = snd_emu0204_ch_switch_info,
514 .get = snd_emu0204_ch_switch_get,
515 .put = snd_emu0204_ch_switch_put,
516 .private_value = 0,
517 };
518
snd_emu0204_controls_create(struct usb_mixer_interface * mixer)519 static int snd_emu0204_controls_create(struct usb_mixer_interface *mixer)
520 {
521 return add_single_ctl_with_resume(mixer, 0,
522 snd_emu0204_ch_switch_resume,
523 &snd_emu0204_control, NULL);
524 }
525
526 /* ASUS Xonar U1 / U3 controls */
527
snd_xonar_u1_switch_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)528 static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
529 struct snd_ctl_elem_value *ucontrol)
530 {
531 ucontrol->value.integer.value[0] = !!(kcontrol->private_value & 0x02);
532 return 0;
533 }
534
snd_xonar_u1_switch_update(struct usb_mixer_interface * mixer,unsigned char status)535 static int snd_xonar_u1_switch_update(struct usb_mixer_interface *mixer,
536 unsigned char status)
537 {
538 struct snd_usb_audio *chip = mixer->chip;
539 int err;
540
541 err = snd_usb_lock_shutdown(chip);
542 if (err < 0)
543 return err;
544 err = snd_usb_ctl_msg(chip->dev,
545 usb_sndctrlpipe(chip->dev, 0), 0x08,
546 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
547 50, 0, &status, 1);
548 snd_usb_unlock_shutdown(chip);
549 return err;
550 }
551
snd_xonar_u1_switch_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)552 static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
553 struct snd_ctl_elem_value *ucontrol)
554 {
555 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
556 u8 old_status, new_status;
557 int err;
558
559 old_status = kcontrol->private_value;
560 if (ucontrol->value.integer.value[0])
561 new_status = old_status | 0x02;
562 else
563 new_status = old_status & ~0x02;
564 if (new_status == old_status)
565 return 0;
566
567 kcontrol->private_value = new_status;
568 err = snd_xonar_u1_switch_update(list->mixer, new_status);
569 return err < 0 ? err : 1;
570 }
571
snd_xonar_u1_switch_resume(struct usb_mixer_elem_list * list)572 static int snd_xonar_u1_switch_resume(struct usb_mixer_elem_list *list)
573 {
574 return snd_xonar_u1_switch_update(list->mixer,
575 list->kctl->private_value);
576 }
577
578 static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
579 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
580 .name = "Digital Playback Switch",
581 .info = snd_ctl_boolean_mono_info,
582 .get = snd_xonar_u1_switch_get,
583 .put = snd_xonar_u1_switch_put,
584 .private_value = 0x05,
585 };
586
snd_xonar_u1_controls_create(struct usb_mixer_interface * mixer)587 static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
588 {
589 return add_single_ctl_with_resume(mixer, 0,
590 snd_xonar_u1_switch_resume,
591 &snd_xonar_u1_output_switch, NULL);
592 }
593
594 /* Digidesign Mbox 1 clock source switch (internal/spdif) */
595
snd_mbox1_switch_get(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * ucontrol)596 static int snd_mbox1_switch_get(struct snd_kcontrol *kctl,
597 struct snd_ctl_elem_value *ucontrol)
598 {
599 ucontrol->value.enumerated.item[0] = kctl->private_value;
600 return 0;
601 }
602
snd_mbox1_switch_update(struct usb_mixer_interface * mixer,int val)603 static int snd_mbox1_switch_update(struct usb_mixer_interface *mixer, int val)
604 {
605 struct snd_usb_audio *chip = mixer->chip;
606 int err;
607 unsigned char buff[3];
608
609 err = snd_usb_lock_shutdown(chip);
610 if (err < 0)
611 return err;
612
613 /* Prepare for magic command to toggle clock source */
614 err = snd_usb_ctl_msg(chip->dev,
615 usb_rcvctrlpipe(chip->dev, 0), 0x81,
616 USB_DIR_IN |
617 USB_TYPE_CLASS |
618 USB_RECIP_INTERFACE, 0x00, 0x500, buff, 1);
619 if (err < 0)
620 goto err;
621 err = snd_usb_ctl_msg(chip->dev,
622 usb_rcvctrlpipe(chip->dev, 0), 0x81,
623 USB_DIR_IN |
624 USB_TYPE_CLASS |
625 USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
626 if (err < 0)
627 goto err;
628
629 /* 2 possibilities: Internal -> send sample rate
630 * S/PDIF sync -> send zeroes
631 * NB: Sample rate locked to 48kHz on purpose to
632 * prevent user from resetting the sample rate
633 * while S/PDIF sync is enabled and confusing
634 * this configuration.
635 */
636 if (val == 0) {
637 buff[0] = 0x80;
638 buff[1] = 0xbb;
639 buff[2] = 0x00;
640 } else {
641 buff[0] = buff[1] = buff[2] = 0x00;
642 }
643
644 /* Send the magic command to toggle the clock source */
645 err = snd_usb_ctl_msg(chip->dev,
646 usb_sndctrlpipe(chip->dev, 0), 0x1,
647 USB_TYPE_CLASS |
648 USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
649 if (err < 0)
650 goto err;
651 err = snd_usb_ctl_msg(chip->dev,
652 usb_rcvctrlpipe(chip->dev, 0), 0x81,
653 USB_DIR_IN |
654 USB_TYPE_CLASS |
655 USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
656 if (err < 0)
657 goto err;
658 err = snd_usb_ctl_msg(chip->dev,
659 usb_rcvctrlpipe(chip->dev, 0), 0x81,
660 USB_DIR_IN |
661 USB_TYPE_CLASS |
662 USB_RECIP_ENDPOINT, 0x100, 0x2, buff, 3);
663 if (err < 0)
664 goto err;
665
666 err:
667 snd_usb_unlock_shutdown(chip);
668 return err;
669 }
670
snd_mbox1_switch_put(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * ucontrol)671 static int snd_mbox1_switch_put(struct snd_kcontrol *kctl,
672 struct snd_ctl_elem_value *ucontrol)
673 {
674 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
675 struct usb_mixer_interface *mixer = list->mixer;
676 int err;
677 bool cur_val, new_val;
678
679 cur_val = kctl->private_value;
680 new_val = ucontrol->value.enumerated.item[0];
681 if (cur_val == new_val)
682 return 0;
683
684 kctl->private_value = new_val;
685 err = snd_mbox1_switch_update(mixer, new_val);
686 return err < 0 ? err : 1;
687 }
688
snd_mbox1_switch_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)689 static int snd_mbox1_switch_info(struct snd_kcontrol *kcontrol,
690 struct snd_ctl_elem_info *uinfo)
691 {
692 static const char *const texts[2] = {
693 "Internal",
694 "S/PDIF"
695 };
696
697 return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
698 }
699
snd_mbox1_switch_resume(struct usb_mixer_elem_list * list)700 static int snd_mbox1_switch_resume(struct usb_mixer_elem_list *list)
701 {
702 return snd_mbox1_switch_update(list->mixer, list->kctl->private_value);
703 }
704
705 static struct snd_kcontrol_new snd_mbox1_switch = {
706 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
707 .name = "Clock Source",
708 .index = 0,
709 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
710 .info = snd_mbox1_switch_info,
711 .get = snd_mbox1_switch_get,
712 .put = snd_mbox1_switch_put,
713 .private_value = 0
714 };
715
snd_mbox1_create_sync_switch(struct usb_mixer_interface * mixer)716 static int snd_mbox1_create_sync_switch(struct usb_mixer_interface *mixer)
717 {
718 return add_single_ctl_with_resume(mixer, 0,
719 snd_mbox1_switch_resume,
720 &snd_mbox1_switch, NULL);
721 }
722
723 /* Native Instruments device quirks */
724
725 #define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
726
snd_ni_control_init_val(struct usb_mixer_interface * mixer,struct snd_kcontrol * kctl)727 static int snd_ni_control_init_val(struct usb_mixer_interface *mixer,
728 struct snd_kcontrol *kctl)
729 {
730 struct usb_device *dev = mixer->chip->dev;
731 unsigned int pval = kctl->private_value;
732 u8 value;
733 int err;
734
735 err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
736 (pval >> 16) & 0xff,
737 USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
738 0, pval & 0xffff, &value, 1);
739 if (err < 0) {
740 dev_err(&dev->dev,
741 "unable to issue vendor read request (ret = %d)", err);
742 return err;
743 }
744
745 kctl->private_value |= ((unsigned int)value << 24);
746 return 0;
747 }
748
snd_nativeinstruments_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)749 static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
750 struct snd_ctl_elem_value *ucontrol)
751 {
752 ucontrol->value.integer.value[0] = kcontrol->private_value >> 24;
753 return 0;
754 }
755
snd_ni_update_cur_val(struct usb_mixer_elem_list * list)756 static int snd_ni_update_cur_val(struct usb_mixer_elem_list *list)
757 {
758 struct snd_usb_audio *chip = list->mixer->chip;
759 unsigned int pval = list->kctl->private_value;
760 int err;
761
762 err = snd_usb_lock_shutdown(chip);
763 if (err < 0)
764 return err;
765 err = usb_control_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0),
766 (pval >> 16) & 0xff,
767 USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
768 pval >> 24, pval & 0xffff, NULL, 0, 1000);
769 snd_usb_unlock_shutdown(chip);
770 return err;
771 }
772
snd_nativeinstruments_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)773 static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
774 struct snd_ctl_elem_value *ucontrol)
775 {
776 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
777 u8 oldval = (kcontrol->private_value >> 24) & 0xff;
778 u8 newval = ucontrol->value.integer.value[0];
779 int err;
780
781 if (oldval == newval)
782 return 0;
783
784 kcontrol->private_value &= ~(0xff << 24);
785 kcontrol->private_value |= (unsigned int)newval << 24;
786 err = snd_ni_update_cur_val(list);
787 return err < 0 ? err : 1;
788 }
789
790 static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
791 {
792 .name = "Direct Thru Channel A",
793 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
794 },
795 {
796 .name = "Direct Thru Channel B",
797 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
798 },
799 {
800 .name = "Phono Input Channel A",
801 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
802 },
803 {
804 .name = "Phono Input Channel B",
805 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
806 },
807 };
808
809 static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
810 {
811 .name = "Direct Thru Channel A",
812 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
813 },
814 {
815 .name = "Direct Thru Channel B",
816 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
817 },
818 {
819 .name = "Direct Thru Channel C",
820 .private_value = _MAKE_NI_CONTROL(0x01, 0x07),
821 },
822 {
823 .name = "Direct Thru Channel D",
824 .private_value = _MAKE_NI_CONTROL(0x01, 0x09),
825 },
826 {
827 .name = "Phono Input Channel A",
828 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
829 },
830 {
831 .name = "Phono Input Channel B",
832 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
833 },
834 {
835 .name = "Phono Input Channel C",
836 .private_value = _MAKE_NI_CONTROL(0x02, 0x07),
837 },
838 {
839 .name = "Phono Input Channel D",
840 .private_value = _MAKE_NI_CONTROL(0x02, 0x09),
841 },
842 };
843
snd_nativeinstruments_create_mixer(struct usb_mixer_interface * mixer,const struct snd_kcontrol_new * kc,unsigned int count)844 static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
845 const struct snd_kcontrol_new *kc,
846 unsigned int count)
847 {
848 int i, err = 0;
849 struct snd_kcontrol_new template = {
850 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
851 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
852 .get = snd_nativeinstruments_control_get,
853 .put = snd_nativeinstruments_control_put,
854 .info = snd_ctl_boolean_mono_info,
855 };
856
857 for (i = 0; i < count; i++) {
858 struct usb_mixer_elem_list *list;
859
860 template.name = kc[i].name;
861 template.private_value = kc[i].private_value;
862
863 err = add_single_ctl_with_resume(mixer, 0,
864 snd_ni_update_cur_val,
865 &template, &list);
866 if (err < 0)
867 break;
868 snd_ni_control_init_val(mixer, list->kctl);
869 }
870
871 return err;
872 }
873
874 /* M-Audio FastTrack Ultra quirks */
875 /* FTU Effect switch (also used by C400/C600) */
snd_ftu_eff_switch_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)876 static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
877 struct snd_ctl_elem_info *uinfo)
878 {
879 static const char *const texts[8] = {
880 "Room 1", "Room 2", "Room 3", "Hall 1",
881 "Hall 2", "Plate", "Delay", "Echo"
882 };
883
884 return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
885 }
886
snd_ftu_eff_switch_init(struct usb_mixer_interface * mixer,struct snd_kcontrol * kctl)887 static int snd_ftu_eff_switch_init(struct usb_mixer_interface *mixer,
888 struct snd_kcontrol *kctl)
889 {
890 struct usb_device *dev = mixer->chip->dev;
891 unsigned int pval = kctl->private_value;
892 int err;
893 unsigned char value[2];
894
895 value[0] = 0x00;
896 value[1] = 0x00;
897
898 err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC_GET_CUR,
899 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
900 pval & 0xff00,
901 snd_usb_ctrl_intf(mixer->chip) | ((pval & 0xff) << 8),
902 value, 2);
903 if (err < 0)
904 return err;
905
906 kctl->private_value |= (unsigned int)value[0] << 24;
907 return 0;
908 }
909
snd_ftu_eff_switch_get(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * ucontrol)910 static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
911 struct snd_ctl_elem_value *ucontrol)
912 {
913 ucontrol->value.enumerated.item[0] = kctl->private_value >> 24;
914 return 0;
915 }
916
snd_ftu_eff_switch_update(struct usb_mixer_elem_list * list)917 static int snd_ftu_eff_switch_update(struct usb_mixer_elem_list *list)
918 {
919 struct snd_usb_audio *chip = list->mixer->chip;
920 unsigned int pval = list->kctl->private_value;
921 unsigned char value[2];
922 int err;
923
924 value[0] = pval >> 24;
925 value[1] = 0;
926
927 err = snd_usb_lock_shutdown(chip);
928 if (err < 0)
929 return err;
930 err = snd_usb_ctl_msg(chip->dev,
931 usb_sndctrlpipe(chip->dev, 0),
932 UAC_SET_CUR,
933 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
934 pval & 0xff00,
935 snd_usb_ctrl_intf(chip) | ((pval & 0xff) << 8),
936 value, 2);
937 snd_usb_unlock_shutdown(chip);
938 return err;
939 }
940
snd_ftu_eff_switch_put(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * ucontrol)941 static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
942 struct snd_ctl_elem_value *ucontrol)
943 {
944 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
945 unsigned int pval = list->kctl->private_value;
946 int cur_val, err, new_val;
947
948 cur_val = pval >> 24;
949 new_val = ucontrol->value.enumerated.item[0];
950 if (cur_val == new_val)
951 return 0;
952
953 kctl->private_value &= ~(0xff << 24);
954 kctl->private_value |= new_val << 24;
955 err = snd_ftu_eff_switch_update(list);
956 return err < 0 ? err : 1;
957 }
958
snd_ftu_create_effect_switch(struct usb_mixer_interface * mixer,int validx,int bUnitID)959 static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer,
960 int validx, int bUnitID)
961 {
962 static struct snd_kcontrol_new template = {
963 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
964 .name = "Effect Program Switch",
965 .index = 0,
966 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
967 .info = snd_ftu_eff_switch_info,
968 .get = snd_ftu_eff_switch_get,
969 .put = snd_ftu_eff_switch_put
970 };
971 struct usb_mixer_elem_list *list;
972 int err;
973
974 err = add_single_ctl_with_resume(mixer, bUnitID,
975 snd_ftu_eff_switch_update,
976 &template, &list);
977 if (err < 0)
978 return err;
979 list->kctl->private_value = (validx << 8) | bUnitID;
980 snd_ftu_eff_switch_init(mixer, list->kctl);
981 return 0;
982 }
983
984 /* Create volume controls for FTU devices*/
snd_ftu_create_volume_ctls(struct usb_mixer_interface * mixer)985 static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
986 {
987 char name[64];
988 unsigned int control, cmask;
989 int in, out, err;
990
991 const unsigned int id = 5;
992 const int val_type = USB_MIXER_S16;
993
994 for (out = 0; out < 8; out++) {
995 control = out + 1;
996 for (in = 0; in < 8; in++) {
997 cmask = 1 << in;
998 snprintf(name, sizeof(name),
999 "AIn%d - Out%d Capture Volume",
1000 in + 1, out + 1);
1001 err = snd_create_std_mono_ctl(mixer, id, control,
1002 cmask, val_type, name,
1003 &snd_usb_mixer_vol_tlv);
1004 if (err < 0)
1005 return err;
1006 }
1007 for (in = 8; in < 16; in++) {
1008 cmask = 1 << in;
1009 snprintf(name, sizeof(name),
1010 "DIn%d - Out%d Playback Volume",
1011 in - 7, out + 1);
1012 err = snd_create_std_mono_ctl(mixer, id, control,
1013 cmask, val_type, name,
1014 &snd_usb_mixer_vol_tlv);
1015 if (err < 0)
1016 return err;
1017 }
1018 }
1019
1020 return 0;
1021 }
1022
1023 /* This control needs a volume quirk, see mixer.c */
snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface * mixer)1024 static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1025 {
1026 static const char name[] = "Effect Volume";
1027 const unsigned int id = 6;
1028 const int val_type = USB_MIXER_U8;
1029 const unsigned int control = 2;
1030 const unsigned int cmask = 0;
1031
1032 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1033 name, snd_usb_mixer_vol_tlv);
1034 }
1035
1036 /* This control needs a volume quirk, see mixer.c */
snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface * mixer)1037 static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1038 {
1039 static const char name[] = "Effect Duration";
1040 const unsigned int id = 6;
1041 const int val_type = USB_MIXER_S16;
1042 const unsigned int control = 3;
1043 const unsigned int cmask = 0;
1044
1045 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1046 name, snd_usb_mixer_vol_tlv);
1047 }
1048
1049 /* This control needs a volume quirk, see mixer.c */
snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface * mixer)1050 static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1051 {
1052 static const char name[] = "Effect Feedback Volume";
1053 const unsigned int id = 6;
1054 const int val_type = USB_MIXER_U8;
1055 const unsigned int control = 4;
1056 const unsigned int cmask = 0;
1057
1058 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1059 name, NULL);
1060 }
1061
snd_ftu_create_effect_return_ctls(struct usb_mixer_interface * mixer)1062 static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
1063 {
1064 unsigned int cmask;
1065 int err, ch;
1066 char name[48];
1067
1068 const unsigned int id = 7;
1069 const int val_type = USB_MIXER_S16;
1070 const unsigned int control = 7;
1071
1072 for (ch = 0; ch < 4; ++ch) {
1073 cmask = 1 << ch;
1074 snprintf(name, sizeof(name),
1075 "Effect Return %d Volume", ch + 1);
1076 err = snd_create_std_mono_ctl(mixer, id, control,
1077 cmask, val_type, name,
1078 snd_usb_mixer_vol_tlv);
1079 if (err < 0)
1080 return err;
1081 }
1082
1083 return 0;
1084 }
1085
snd_ftu_create_effect_send_ctls(struct usb_mixer_interface * mixer)1086 static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
1087 {
1088 unsigned int cmask;
1089 int err, ch;
1090 char name[48];
1091
1092 const unsigned int id = 5;
1093 const int val_type = USB_MIXER_S16;
1094 const unsigned int control = 9;
1095
1096 for (ch = 0; ch < 8; ++ch) {
1097 cmask = 1 << ch;
1098 snprintf(name, sizeof(name),
1099 "Effect Send AIn%d Volume", ch + 1);
1100 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1101 val_type, name,
1102 snd_usb_mixer_vol_tlv);
1103 if (err < 0)
1104 return err;
1105 }
1106 for (ch = 8; ch < 16; ++ch) {
1107 cmask = 1 << ch;
1108 snprintf(name, sizeof(name),
1109 "Effect Send DIn%d Volume", ch - 7);
1110 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1111 val_type, name,
1112 snd_usb_mixer_vol_tlv);
1113 if (err < 0)
1114 return err;
1115 }
1116 return 0;
1117 }
1118
snd_ftu_create_mixer(struct usb_mixer_interface * mixer)1119 static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
1120 {
1121 int err;
1122
1123 err = snd_ftu_create_volume_ctls(mixer);
1124 if (err < 0)
1125 return err;
1126
1127 err = snd_ftu_create_effect_switch(mixer, 1, 6);
1128 if (err < 0)
1129 return err;
1130
1131 err = snd_ftu_create_effect_volume_ctl(mixer);
1132 if (err < 0)
1133 return err;
1134
1135 err = snd_ftu_create_effect_duration_ctl(mixer);
1136 if (err < 0)
1137 return err;
1138
1139 err = snd_ftu_create_effect_feedback_ctl(mixer);
1140 if (err < 0)
1141 return err;
1142
1143 err = snd_ftu_create_effect_return_ctls(mixer);
1144 if (err < 0)
1145 return err;
1146
1147 err = snd_ftu_create_effect_send_ctls(mixer);
1148 if (err < 0)
1149 return err;
1150
1151 return 0;
1152 }
1153
snd_emuusb_set_samplerate(struct snd_usb_audio * chip,unsigned char samplerate_id)1154 void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
1155 unsigned char samplerate_id)
1156 {
1157 struct usb_mixer_interface *mixer;
1158 struct usb_mixer_elem_info *cval;
1159 int unitid = 12; /* SampleRate ExtensionUnit ID */
1160
1161 list_for_each_entry(mixer, &chip->mixer_list, list) {
1162 if (mixer->id_elems[unitid]) {
1163 cval = mixer_elem_list_to_info(mixer->id_elems[unitid]);
1164 snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
1165 cval->control << 8,
1166 samplerate_id);
1167 snd_usb_mixer_notify_id(mixer, unitid);
1168 break;
1169 }
1170 }
1171 }
1172
1173 /* M-Audio Fast Track C400/C600 */
1174 /* C400/C600 volume controls, this control needs a volume quirk, see mixer.c */
snd_c400_create_vol_ctls(struct usb_mixer_interface * mixer)1175 static int snd_c400_create_vol_ctls(struct usb_mixer_interface *mixer)
1176 {
1177 char name[64];
1178 unsigned int cmask, offset;
1179 int out, chan, err;
1180 int num_outs = 0;
1181 int num_ins = 0;
1182
1183 const unsigned int id = 0x40;
1184 const int val_type = USB_MIXER_S16;
1185 const int control = 1;
1186
1187 switch (mixer->chip->usb_id) {
1188 case USB_ID(0x0763, 0x2030):
1189 num_outs = 6;
1190 num_ins = 4;
1191 break;
1192 case USB_ID(0x0763, 0x2031):
1193 num_outs = 8;
1194 num_ins = 6;
1195 break;
1196 }
1197
1198 for (chan = 0; chan < num_outs + num_ins; chan++) {
1199 for (out = 0; out < num_outs; out++) {
1200 if (chan < num_outs) {
1201 snprintf(name, sizeof(name),
1202 "PCM%d-Out%d Playback Volume",
1203 chan + 1, out + 1);
1204 } else {
1205 snprintf(name, sizeof(name),
1206 "In%d-Out%d Playback Volume",
1207 chan - num_outs + 1, out + 1);
1208 }
1209
1210 cmask = (out == 0) ? 0 : 1 << (out - 1);
1211 offset = chan * num_outs;
1212 err = snd_create_std_mono_ctl_offset(mixer, id, control,
1213 cmask, val_type, offset, name,
1214 &snd_usb_mixer_vol_tlv);
1215 if (err < 0)
1216 return err;
1217 }
1218 }
1219
1220 return 0;
1221 }
1222
1223 /* This control needs a volume quirk, see mixer.c */
snd_c400_create_effect_volume_ctl(struct usb_mixer_interface * mixer)1224 static int snd_c400_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1225 {
1226 static const char name[] = "Effect Volume";
1227 const unsigned int id = 0x43;
1228 const int val_type = USB_MIXER_U8;
1229 const unsigned int control = 3;
1230 const unsigned int cmask = 0;
1231
1232 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1233 name, snd_usb_mixer_vol_tlv);
1234 }
1235
1236 /* This control needs a volume quirk, see mixer.c */
snd_c400_create_effect_duration_ctl(struct usb_mixer_interface * mixer)1237 static int snd_c400_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1238 {
1239 static const char name[] = "Effect Duration";
1240 const unsigned int id = 0x43;
1241 const int val_type = USB_MIXER_S16;
1242 const unsigned int control = 4;
1243 const unsigned int cmask = 0;
1244
1245 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1246 name, snd_usb_mixer_vol_tlv);
1247 }
1248
1249 /* This control needs a volume quirk, see mixer.c */
snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface * mixer)1250 static int snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1251 {
1252 static const char name[] = "Effect Feedback Volume";
1253 const unsigned int id = 0x43;
1254 const int val_type = USB_MIXER_U8;
1255 const unsigned int control = 5;
1256 const unsigned int cmask = 0;
1257
1258 return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1259 name, NULL);
1260 }
1261
snd_c400_create_effect_vol_ctls(struct usb_mixer_interface * mixer)1262 static int snd_c400_create_effect_vol_ctls(struct usb_mixer_interface *mixer)
1263 {
1264 char name[64];
1265 unsigned int cmask;
1266 int chan, err;
1267 int num_outs = 0;
1268 int num_ins = 0;
1269
1270 const unsigned int id = 0x42;
1271 const int val_type = USB_MIXER_S16;
1272 const int control = 1;
1273
1274 switch (mixer->chip->usb_id) {
1275 case USB_ID(0x0763, 0x2030):
1276 num_outs = 6;
1277 num_ins = 4;
1278 break;
1279 case USB_ID(0x0763, 0x2031):
1280 num_outs = 8;
1281 num_ins = 6;
1282 break;
1283 }
1284
1285 for (chan = 0; chan < num_outs + num_ins; chan++) {
1286 if (chan < num_outs) {
1287 snprintf(name, sizeof(name),
1288 "Effect Send DOut%d",
1289 chan + 1);
1290 } else {
1291 snprintf(name, sizeof(name),
1292 "Effect Send AIn%d",
1293 chan - num_outs + 1);
1294 }
1295
1296 cmask = (chan == 0) ? 0 : 1 << (chan - 1);
1297 err = snd_create_std_mono_ctl(mixer, id, control,
1298 cmask, val_type, name,
1299 &snd_usb_mixer_vol_tlv);
1300 if (err < 0)
1301 return err;
1302 }
1303
1304 return 0;
1305 }
1306
snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface * mixer)1307 static int snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface *mixer)
1308 {
1309 char name[64];
1310 unsigned int cmask;
1311 int chan, err;
1312 int num_outs = 0;
1313 int offset = 0;
1314
1315 const unsigned int id = 0x40;
1316 const int val_type = USB_MIXER_S16;
1317 const int control = 1;
1318
1319 switch (mixer->chip->usb_id) {
1320 case USB_ID(0x0763, 0x2030):
1321 num_outs = 6;
1322 offset = 0x3c;
1323 /* { 0x3c, 0x43, 0x3e, 0x45, 0x40, 0x47 } */
1324 break;
1325 case USB_ID(0x0763, 0x2031):
1326 num_outs = 8;
1327 offset = 0x70;
1328 /* { 0x70, 0x79, 0x72, 0x7b, 0x74, 0x7d, 0x76, 0x7f } */
1329 break;
1330 }
1331
1332 for (chan = 0; chan < num_outs; chan++) {
1333 snprintf(name, sizeof(name),
1334 "Effect Return %d",
1335 chan + 1);
1336
1337 cmask = (chan == 0) ? 0 :
1338 1 << (chan + (chan % 2) * num_outs - 1);
1339 err = snd_create_std_mono_ctl_offset(mixer, id, control,
1340 cmask, val_type, offset, name,
1341 &snd_usb_mixer_vol_tlv);
1342 if (err < 0)
1343 return err;
1344 }
1345
1346 return 0;
1347 }
1348
snd_c400_create_mixer(struct usb_mixer_interface * mixer)1349 static int snd_c400_create_mixer(struct usb_mixer_interface *mixer)
1350 {
1351 int err;
1352
1353 err = snd_c400_create_vol_ctls(mixer);
1354 if (err < 0)
1355 return err;
1356
1357 err = snd_c400_create_effect_vol_ctls(mixer);
1358 if (err < 0)
1359 return err;
1360
1361 err = snd_c400_create_effect_ret_vol_ctls(mixer);
1362 if (err < 0)
1363 return err;
1364
1365 err = snd_ftu_create_effect_switch(mixer, 2, 0x43);
1366 if (err < 0)
1367 return err;
1368
1369 err = snd_c400_create_effect_volume_ctl(mixer);
1370 if (err < 0)
1371 return err;
1372
1373 err = snd_c400_create_effect_duration_ctl(mixer);
1374 if (err < 0)
1375 return err;
1376
1377 err = snd_c400_create_effect_feedback_ctl(mixer);
1378 if (err < 0)
1379 return err;
1380
1381 return 0;
1382 }
1383
1384 /*
1385 * The mixer units for Ebox-44 are corrupt, and even where they
1386 * are valid they presents mono controls as L and R channels of
1387 * stereo. So we provide a good mixer here.
1388 */
1389 static struct std_mono_table ebox44_table[] = {
1390 {
1391 .unitid = 4,
1392 .control = 1,
1393 .cmask = 0x0,
1394 .val_type = USB_MIXER_INV_BOOLEAN,
1395 .name = "Headphone Playback Switch"
1396 },
1397 {
1398 .unitid = 4,
1399 .control = 2,
1400 .cmask = 0x1,
1401 .val_type = USB_MIXER_S16,
1402 .name = "Headphone A Mix Playback Volume"
1403 },
1404 {
1405 .unitid = 4,
1406 .control = 2,
1407 .cmask = 0x2,
1408 .val_type = USB_MIXER_S16,
1409 .name = "Headphone B Mix Playback Volume"
1410 },
1411
1412 {
1413 .unitid = 7,
1414 .control = 1,
1415 .cmask = 0x0,
1416 .val_type = USB_MIXER_INV_BOOLEAN,
1417 .name = "Output Playback Switch"
1418 },
1419 {
1420 .unitid = 7,
1421 .control = 2,
1422 .cmask = 0x1,
1423 .val_type = USB_MIXER_S16,
1424 .name = "Output A Playback Volume"
1425 },
1426 {
1427 .unitid = 7,
1428 .control = 2,
1429 .cmask = 0x2,
1430 .val_type = USB_MIXER_S16,
1431 .name = "Output B Playback Volume"
1432 },
1433
1434 {
1435 .unitid = 10,
1436 .control = 1,
1437 .cmask = 0x0,
1438 .val_type = USB_MIXER_INV_BOOLEAN,
1439 .name = "Input Capture Switch"
1440 },
1441 {
1442 .unitid = 10,
1443 .control = 2,
1444 .cmask = 0x1,
1445 .val_type = USB_MIXER_S16,
1446 .name = "Input A Capture Volume"
1447 },
1448 {
1449 .unitid = 10,
1450 .control = 2,
1451 .cmask = 0x2,
1452 .val_type = USB_MIXER_S16,
1453 .name = "Input B Capture Volume"
1454 },
1455
1456 {}
1457 };
1458
1459 /* Audio Advantage Micro II findings:
1460 *
1461 * Mapping spdif AES bits to vendor register.bit:
1462 * AES0: [0 0 0 0 2.3 2.2 2.1 2.0] - default 0x00
1463 * AES1: [3.3 3.2.3.1.3.0 2.7 2.6 2.5 2.4] - default: 0x01
1464 * AES2: [0 0 0 0 0 0 0 0]
1465 * AES3: [0 0 0 0 0 0 x 0] - 'x' bit is set basing on standard usb request
1466 * (UAC_EP_CS_ATTR_SAMPLE_RATE) for Audio Devices
1467 *
1468 * power on values:
1469 * r2: 0x10
1470 * r3: 0x20 (b7 is zeroed just before playback (except IEC61937) and set
1471 * just after it to 0xa0, presumably it disables/mutes some analog
1472 * parts when there is no audio.)
1473 * r9: 0x28
1474 *
1475 * Optical transmitter on/off:
1476 * vendor register.bit: 9.1
1477 * 0 - on (0x28 register value)
1478 * 1 - off (0x2a register value)
1479 *
1480 */
snd_microii_spdif_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)1481 static int snd_microii_spdif_info(struct snd_kcontrol *kcontrol,
1482 struct snd_ctl_elem_info *uinfo)
1483 {
1484 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1485 uinfo->count = 1;
1486 return 0;
1487 }
1488
snd_microii_spdif_default_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1489 static int snd_microii_spdif_default_get(struct snd_kcontrol *kcontrol,
1490 struct snd_ctl_elem_value *ucontrol)
1491 {
1492 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1493 struct snd_usb_audio *chip = list->mixer->chip;
1494 int err;
1495 struct usb_interface *iface;
1496 struct usb_host_interface *alts;
1497 unsigned int ep;
1498 unsigned char data[3];
1499 int rate;
1500
1501 err = snd_usb_lock_shutdown(chip);
1502 if (err < 0)
1503 return err;
1504
1505 ucontrol->value.iec958.status[0] = kcontrol->private_value & 0xff;
1506 ucontrol->value.iec958.status[1] = (kcontrol->private_value >> 8) & 0xff;
1507 ucontrol->value.iec958.status[2] = 0x00;
1508
1509 /* use known values for that card: interface#1 altsetting#1 */
1510 iface = usb_ifnum_to_if(chip->dev, 1);
1511 if (!iface || iface->num_altsetting < 2)
1512 return -EINVAL;
1513 alts = &iface->altsetting[1];
1514 if (get_iface_desc(alts)->bNumEndpoints < 1)
1515 return -EINVAL;
1516 ep = get_endpoint(alts, 0)->bEndpointAddress;
1517
1518 err = snd_usb_ctl_msg(chip->dev,
1519 usb_rcvctrlpipe(chip->dev, 0),
1520 UAC_GET_CUR,
1521 USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_IN,
1522 UAC_EP_CS_ATTR_SAMPLE_RATE << 8,
1523 ep,
1524 data,
1525 sizeof(data));
1526 if (err < 0)
1527 goto end;
1528
1529 rate = data[0] | (data[1] << 8) | (data[2] << 16);
1530 ucontrol->value.iec958.status[3] = (rate == 48000) ?
1531 IEC958_AES3_CON_FS_48000 : IEC958_AES3_CON_FS_44100;
1532
1533 err = 0;
1534 end:
1535 snd_usb_unlock_shutdown(chip);
1536 return err;
1537 }
1538
snd_microii_spdif_default_update(struct usb_mixer_elem_list * list)1539 static int snd_microii_spdif_default_update(struct usb_mixer_elem_list *list)
1540 {
1541 struct snd_usb_audio *chip = list->mixer->chip;
1542 unsigned int pval = list->kctl->private_value;
1543 u8 reg;
1544 int err;
1545
1546 err = snd_usb_lock_shutdown(chip);
1547 if (err < 0)
1548 return err;
1549
1550 reg = ((pval >> 4) & 0xf0) | (pval & 0x0f);
1551 err = snd_usb_ctl_msg(chip->dev,
1552 usb_sndctrlpipe(chip->dev, 0),
1553 UAC_SET_CUR,
1554 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1555 reg,
1556 2,
1557 NULL,
1558 0);
1559 if (err < 0)
1560 goto end;
1561
1562 reg = (pval & IEC958_AES0_NONAUDIO) ? 0xa0 : 0x20;
1563 reg |= (pval >> 12) & 0x0f;
1564 err = snd_usb_ctl_msg(chip->dev,
1565 usb_sndctrlpipe(chip->dev, 0),
1566 UAC_SET_CUR,
1567 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1568 reg,
1569 3,
1570 NULL,
1571 0);
1572 if (err < 0)
1573 goto end;
1574
1575 end:
1576 snd_usb_unlock_shutdown(chip);
1577 return err;
1578 }
1579
snd_microii_spdif_default_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1580 static int snd_microii_spdif_default_put(struct snd_kcontrol *kcontrol,
1581 struct snd_ctl_elem_value *ucontrol)
1582 {
1583 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1584 unsigned int pval, pval_old;
1585 int err;
1586
1587 pval = pval_old = kcontrol->private_value;
1588 pval &= 0xfffff0f0;
1589 pval |= (ucontrol->value.iec958.status[1] & 0x0f) << 8;
1590 pval |= (ucontrol->value.iec958.status[0] & 0x0f);
1591
1592 pval &= 0xffff0fff;
1593 pval |= (ucontrol->value.iec958.status[1] & 0xf0) << 8;
1594
1595 /* The frequency bits in AES3 cannot be set via register access. */
1596
1597 /* Silently ignore any bits from the request that cannot be set. */
1598
1599 if (pval == pval_old)
1600 return 0;
1601
1602 kcontrol->private_value = pval;
1603 err = snd_microii_spdif_default_update(list);
1604 return err < 0 ? err : 1;
1605 }
1606
snd_microii_spdif_mask_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1607 static int snd_microii_spdif_mask_get(struct snd_kcontrol *kcontrol,
1608 struct snd_ctl_elem_value *ucontrol)
1609 {
1610 ucontrol->value.iec958.status[0] = 0x0f;
1611 ucontrol->value.iec958.status[1] = 0xff;
1612 ucontrol->value.iec958.status[2] = 0x00;
1613 ucontrol->value.iec958.status[3] = 0x00;
1614
1615 return 0;
1616 }
1617
snd_microii_spdif_switch_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1618 static int snd_microii_spdif_switch_get(struct snd_kcontrol *kcontrol,
1619 struct snd_ctl_elem_value *ucontrol)
1620 {
1621 ucontrol->value.integer.value[0] = !(kcontrol->private_value & 0x02);
1622
1623 return 0;
1624 }
1625
snd_microii_spdif_switch_update(struct usb_mixer_elem_list * list)1626 static int snd_microii_spdif_switch_update(struct usb_mixer_elem_list *list)
1627 {
1628 struct snd_usb_audio *chip = list->mixer->chip;
1629 u8 reg = list->kctl->private_value;
1630 int err;
1631
1632 err = snd_usb_lock_shutdown(chip);
1633 if (err < 0)
1634 return err;
1635
1636 err = snd_usb_ctl_msg(chip->dev,
1637 usb_sndctrlpipe(chip->dev, 0),
1638 UAC_SET_CUR,
1639 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1640 reg,
1641 9,
1642 NULL,
1643 0);
1644
1645 snd_usb_unlock_shutdown(chip);
1646 return err;
1647 }
1648
snd_microii_spdif_switch_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1649 static int snd_microii_spdif_switch_put(struct snd_kcontrol *kcontrol,
1650 struct snd_ctl_elem_value *ucontrol)
1651 {
1652 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1653 u8 reg;
1654 int err;
1655
1656 reg = ucontrol->value.integer.value[0] ? 0x28 : 0x2a;
1657 if (reg != list->kctl->private_value)
1658 return 0;
1659
1660 kcontrol->private_value = reg;
1661 err = snd_microii_spdif_switch_update(list);
1662 return err < 0 ? err : 1;
1663 }
1664
1665 static struct snd_kcontrol_new snd_microii_mixer_spdif[] = {
1666 {
1667 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1668 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1669 .info = snd_microii_spdif_info,
1670 .get = snd_microii_spdif_default_get,
1671 .put = snd_microii_spdif_default_put,
1672 .private_value = 0x00000100UL,/* reset value */
1673 },
1674 {
1675 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1676 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1677 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
1678 .info = snd_microii_spdif_info,
1679 .get = snd_microii_spdif_mask_get,
1680 },
1681 {
1682 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1683 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
1684 .info = snd_ctl_boolean_mono_info,
1685 .get = snd_microii_spdif_switch_get,
1686 .put = snd_microii_spdif_switch_put,
1687 .private_value = 0x00000028UL,/* reset value */
1688 }
1689 };
1690
snd_microii_controls_create(struct usb_mixer_interface * mixer)1691 static int snd_microii_controls_create(struct usb_mixer_interface *mixer)
1692 {
1693 int err, i;
1694 static usb_mixer_elem_resume_func_t resume_funcs[] = {
1695 snd_microii_spdif_default_update,
1696 NULL,
1697 snd_microii_spdif_switch_update
1698 };
1699
1700 for (i = 0; i < ARRAY_SIZE(snd_microii_mixer_spdif); ++i) {
1701 err = add_single_ctl_with_resume(mixer, 0,
1702 resume_funcs[i],
1703 &snd_microii_mixer_spdif[i],
1704 NULL);
1705 if (err < 0)
1706 return err;
1707 }
1708
1709 return 0;
1710 }
1711
1712 /* Creative Sound Blaster E1 */
1713
snd_soundblaster_e1_switch_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1714 static int snd_soundblaster_e1_switch_get(struct snd_kcontrol *kcontrol,
1715 struct snd_ctl_elem_value *ucontrol)
1716 {
1717 ucontrol->value.integer.value[0] = kcontrol->private_value;
1718 return 0;
1719 }
1720
snd_soundblaster_e1_switch_update(struct usb_mixer_interface * mixer,unsigned char state)1721 static int snd_soundblaster_e1_switch_update(struct usb_mixer_interface *mixer,
1722 unsigned char state)
1723 {
1724 struct snd_usb_audio *chip = mixer->chip;
1725 int err;
1726 unsigned char buff[2];
1727
1728 buff[0] = 0x02;
1729 buff[1] = state ? 0x02 : 0x00;
1730
1731 err = snd_usb_lock_shutdown(chip);
1732 if (err < 0)
1733 return err;
1734 err = snd_usb_ctl_msg(chip->dev,
1735 usb_sndctrlpipe(chip->dev, 0), HID_REQ_SET_REPORT,
1736 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
1737 0x0202, 3, buff, 2);
1738 snd_usb_unlock_shutdown(chip);
1739 return err;
1740 }
1741
snd_soundblaster_e1_switch_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1742 static int snd_soundblaster_e1_switch_put(struct snd_kcontrol *kcontrol,
1743 struct snd_ctl_elem_value *ucontrol)
1744 {
1745 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1746 unsigned char value = !!ucontrol->value.integer.value[0];
1747 int err;
1748
1749 if (kcontrol->private_value == value)
1750 return 0;
1751 kcontrol->private_value = value;
1752 err = snd_soundblaster_e1_switch_update(list->mixer, value);
1753 return err < 0 ? err : 1;
1754 }
1755
snd_soundblaster_e1_switch_resume(struct usb_mixer_elem_list * list)1756 static int snd_soundblaster_e1_switch_resume(struct usb_mixer_elem_list *list)
1757 {
1758 return snd_soundblaster_e1_switch_update(list->mixer,
1759 list->kctl->private_value);
1760 }
1761
snd_soundblaster_e1_switch_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)1762 static int snd_soundblaster_e1_switch_info(struct snd_kcontrol *kcontrol,
1763 struct snd_ctl_elem_info *uinfo)
1764 {
1765 static const char *const texts[2] = {
1766 "Mic", "Aux"
1767 };
1768
1769 return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
1770 }
1771
1772 static struct snd_kcontrol_new snd_soundblaster_e1_input_switch = {
1773 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1774 .name = "Input Source",
1775 .info = snd_soundblaster_e1_switch_info,
1776 .get = snd_soundblaster_e1_switch_get,
1777 .put = snd_soundblaster_e1_switch_put,
1778 .private_value = 0,
1779 };
1780
snd_soundblaster_e1_switch_create(struct usb_mixer_interface * mixer)1781 static int snd_soundblaster_e1_switch_create(struct usb_mixer_interface *mixer)
1782 {
1783 return add_single_ctl_with_resume(mixer, 0,
1784 snd_soundblaster_e1_switch_resume,
1785 &snd_soundblaster_e1_input_switch,
1786 NULL);
1787 }
1788
dell_dock_init_vol(struct snd_usb_audio * chip,int ch,int id)1789 static void dell_dock_init_vol(struct snd_usb_audio *chip, int ch, int id)
1790 {
1791 u16 buf = 0;
1792
1793 snd_usb_ctl_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
1794 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
1795 ch, snd_usb_ctrl_intf(chip) | (id << 8),
1796 &buf, 2);
1797 }
1798
dell_dock_mixer_init(struct usb_mixer_interface * mixer)1799 static int dell_dock_mixer_init(struct usb_mixer_interface *mixer)
1800 {
1801 /* fix to 0dB playback volumes */
1802 dell_dock_init_vol(mixer->chip, 1, 16);
1803 dell_dock_init_vol(mixer->chip, 2, 16);
1804 dell_dock_init_vol(mixer->chip, 1, 19);
1805 dell_dock_init_vol(mixer->chip, 2, 19);
1806 return 0;
1807 }
1808
1809 /* RME Class Compliant device quirks */
1810
1811 #define SND_RME_GET_STATUS1 23
1812 #define SND_RME_GET_CURRENT_FREQ 17
1813 #define SND_RME_CLK_SYSTEM_SHIFT 16
1814 #define SND_RME_CLK_SYSTEM_MASK 0x1f
1815 #define SND_RME_CLK_AES_SHIFT 8
1816 #define SND_RME_CLK_SPDIF_SHIFT 12
1817 #define SND_RME_CLK_AES_SPDIF_MASK 0xf
1818 #define SND_RME_CLK_SYNC_SHIFT 6
1819 #define SND_RME_CLK_SYNC_MASK 0x3
1820 #define SND_RME_CLK_FREQMUL_SHIFT 18
1821 #define SND_RME_CLK_FREQMUL_MASK 0x7
1822 #define SND_RME_CLK_SYSTEM(x) \
1823 ((x >> SND_RME_CLK_SYSTEM_SHIFT) & SND_RME_CLK_SYSTEM_MASK)
1824 #define SND_RME_CLK_AES(x) \
1825 ((x >> SND_RME_CLK_AES_SHIFT) & SND_RME_CLK_AES_SPDIF_MASK)
1826 #define SND_RME_CLK_SPDIF(x) \
1827 ((x >> SND_RME_CLK_SPDIF_SHIFT) & SND_RME_CLK_AES_SPDIF_MASK)
1828 #define SND_RME_CLK_SYNC(x) \
1829 ((x >> SND_RME_CLK_SYNC_SHIFT) & SND_RME_CLK_SYNC_MASK)
1830 #define SND_RME_CLK_FREQMUL(x) \
1831 ((x >> SND_RME_CLK_FREQMUL_SHIFT) & SND_RME_CLK_FREQMUL_MASK)
1832 #define SND_RME_CLK_AES_LOCK 0x1
1833 #define SND_RME_CLK_AES_SYNC 0x4
1834 #define SND_RME_CLK_SPDIF_LOCK 0x2
1835 #define SND_RME_CLK_SPDIF_SYNC 0x8
1836 #define SND_RME_SPDIF_IF_SHIFT 4
1837 #define SND_RME_SPDIF_FORMAT_SHIFT 5
1838 #define SND_RME_BINARY_MASK 0x1
1839 #define SND_RME_SPDIF_IF(x) \
1840 ((x >> SND_RME_SPDIF_IF_SHIFT) & SND_RME_BINARY_MASK)
1841 #define SND_RME_SPDIF_FORMAT(x) \
1842 ((x >> SND_RME_SPDIF_FORMAT_SHIFT) & SND_RME_BINARY_MASK)
1843
1844 static const u32 snd_rme_rate_table[] = {
1845 32000, 44100, 48000, 50000,
1846 64000, 88200, 96000, 100000,
1847 128000, 176400, 192000, 200000,
1848 256000, 352800, 384000, 400000,
1849 512000, 705600, 768000, 800000
1850 };
1851 /* maximum number of items for AES and S/PDIF rates for above table */
1852 #define SND_RME_RATE_IDX_AES_SPDIF_NUM 12
1853
1854 enum snd_rme_domain {
1855 SND_RME_DOMAIN_SYSTEM,
1856 SND_RME_DOMAIN_AES,
1857 SND_RME_DOMAIN_SPDIF
1858 };
1859
1860 enum snd_rme_clock_status {
1861 SND_RME_CLOCK_NOLOCK,
1862 SND_RME_CLOCK_LOCK,
1863 SND_RME_CLOCK_SYNC
1864 };
1865
snd_rme_read_value(struct snd_usb_audio * chip,unsigned int item,u32 * value)1866 static int snd_rme_read_value(struct snd_usb_audio *chip,
1867 unsigned int item,
1868 u32 *value)
1869 {
1870 struct usb_device *dev = chip->dev;
1871 int err;
1872
1873 err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
1874 item,
1875 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1876 0, 0,
1877 value, sizeof(*value));
1878 if (err < 0)
1879 dev_err(&dev->dev,
1880 "unable to issue vendor read request %d (ret = %d)",
1881 item, err);
1882 return err;
1883 }
1884
snd_rme_get_status1(struct snd_kcontrol * kcontrol,u32 * status1)1885 static int snd_rme_get_status1(struct snd_kcontrol *kcontrol,
1886 u32 *status1)
1887 {
1888 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1889 struct snd_usb_audio *chip = list->mixer->chip;
1890 int err;
1891
1892 err = snd_usb_lock_shutdown(chip);
1893 if (err < 0)
1894 return err;
1895 err = snd_rme_read_value(chip, SND_RME_GET_STATUS1, status1);
1896 snd_usb_unlock_shutdown(chip);
1897 return err;
1898 }
1899
snd_rme_rate_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1900 static int snd_rme_rate_get(struct snd_kcontrol *kcontrol,
1901 struct snd_ctl_elem_value *ucontrol)
1902 {
1903 u32 status1;
1904 u32 rate = 0;
1905 int idx;
1906 int err;
1907
1908 err = snd_rme_get_status1(kcontrol, &status1);
1909 if (err < 0)
1910 return err;
1911 switch (kcontrol->private_value) {
1912 case SND_RME_DOMAIN_SYSTEM:
1913 idx = SND_RME_CLK_SYSTEM(status1);
1914 if (idx < ARRAY_SIZE(snd_rme_rate_table))
1915 rate = snd_rme_rate_table[idx];
1916 break;
1917 case SND_RME_DOMAIN_AES:
1918 idx = SND_RME_CLK_AES(status1);
1919 if (idx < SND_RME_RATE_IDX_AES_SPDIF_NUM)
1920 rate = snd_rme_rate_table[idx];
1921 break;
1922 case SND_RME_DOMAIN_SPDIF:
1923 idx = SND_RME_CLK_SPDIF(status1);
1924 if (idx < SND_RME_RATE_IDX_AES_SPDIF_NUM)
1925 rate = snd_rme_rate_table[idx];
1926 break;
1927 default:
1928 return -EINVAL;
1929 }
1930 ucontrol->value.integer.value[0] = rate;
1931 return 0;
1932 }
1933
snd_rme_sync_state_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1934 static int snd_rme_sync_state_get(struct snd_kcontrol *kcontrol,
1935 struct snd_ctl_elem_value *ucontrol)
1936 {
1937 u32 status1;
1938 int idx = SND_RME_CLOCK_NOLOCK;
1939 int err;
1940
1941 err = snd_rme_get_status1(kcontrol, &status1);
1942 if (err < 0)
1943 return err;
1944 switch (kcontrol->private_value) {
1945 case SND_RME_DOMAIN_AES: /* AES */
1946 if (status1 & SND_RME_CLK_AES_SYNC)
1947 idx = SND_RME_CLOCK_SYNC;
1948 else if (status1 & SND_RME_CLK_AES_LOCK)
1949 idx = SND_RME_CLOCK_LOCK;
1950 break;
1951 case SND_RME_DOMAIN_SPDIF: /* SPDIF */
1952 if (status1 & SND_RME_CLK_SPDIF_SYNC)
1953 idx = SND_RME_CLOCK_SYNC;
1954 else if (status1 & SND_RME_CLK_SPDIF_LOCK)
1955 idx = SND_RME_CLOCK_LOCK;
1956 break;
1957 default:
1958 return -EINVAL;
1959 }
1960 ucontrol->value.enumerated.item[0] = idx;
1961 return 0;
1962 }
1963
snd_rme_spdif_if_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1964 static int snd_rme_spdif_if_get(struct snd_kcontrol *kcontrol,
1965 struct snd_ctl_elem_value *ucontrol)
1966 {
1967 u32 status1;
1968 int err;
1969
1970 err = snd_rme_get_status1(kcontrol, &status1);
1971 if (err < 0)
1972 return err;
1973 ucontrol->value.enumerated.item[0] = SND_RME_SPDIF_IF(status1);
1974 return 0;
1975 }
1976
snd_rme_spdif_format_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1977 static int snd_rme_spdif_format_get(struct snd_kcontrol *kcontrol,
1978 struct snd_ctl_elem_value *ucontrol)
1979 {
1980 u32 status1;
1981 int err;
1982
1983 err = snd_rme_get_status1(kcontrol, &status1);
1984 if (err < 0)
1985 return err;
1986 ucontrol->value.enumerated.item[0] = SND_RME_SPDIF_FORMAT(status1);
1987 return 0;
1988 }
1989
snd_rme_sync_source_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1990 static int snd_rme_sync_source_get(struct snd_kcontrol *kcontrol,
1991 struct snd_ctl_elem_value *ucontrol)
1992 {
1993 u32 status1;
1994 int err;
1995
1996 err = snd_rme_get_status1(kcontrol, &status1);
1997 if (err < 0)
1998 return err;
1999 ucontrol->value.enumerated.item[0] = SND_RME_CLK_SYNC(status1);
2000 return 0;
2001 }
2002
snd_rme_current_freq_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2003 static int snd_rme_current_freq_get(struct snd_kcontrol *kcontrol,
2004 struct snd_ctl_elem_value *ucontrol)
2005 {
2006 struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2007 struct snd_usb_audio *chip = list->mixer->chip;
2008 u32 status1;
2009 const u64 num = 104857600000000ULL;
2010 u32 den;
2011 unsigned int freq;
2012 int err;
2013
2014 err = snd_usb_lock_shutdown(chip);
2015 if (err < 0)
2016 return err;
2017 err = snd_rme_read_value(chip, SND_RME_GET_STATUS1, &status1);
2018 if (err < 0)
2019 goto end;
2020 err = snd_rme_read_value(chip, SND_RME_GET_CURRENT_FREQ, &den);
2021 if (err < 0)
2022 goto end;
2023 freq = (den == 0) ? 0 : div64_u64(num, den);
2024 freq <<= SND_RME_CLK_FREQMUL(status1);
2025 ucontrol->value.integer.value[0] = freq;
2026
2027 end:
2028 snd_usb_unlock_shutdown(chip);
2029 return err;
2030 }
2031
snd_rme_rate_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2032 static int snd_rme_rate_info(struct snd_kcontrol *kcontrol,
2033 struct snd_ctl_elem_info *uinfo)
2034 {
2035 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2036 uinfo->count = 1;
2037 switch (kcontrol->private_value) {
2038 case SND_RME_DOMAIN_SYSTEM:
2039 uinfo->value.integer.min = 32000;
2040 uinfo->value.integer.max = 800000;
2041 break;
2042 case SND_RME_DOMAIN_AES:
2043 case SND_RME_DOMAIN_SPDIF:
2044 default:
2045 uinfo->value.integer.min = 0;
2046 uinfo->value.integer.max = 200000;
2047 }
2048 uinfo->value.integer.step = 0;
2049 return 0;
2050 }
2051
snd_rme_sync_state_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2052 static int snd_rme_sync_state_info(struct snd_kcontrol *kcontrol,
2053 struct snd_ctl_elem_info *uinfo)
2054 {
2055 static const char *const sync_states[] = {
2056 "No Lock", "Lock", "Sync"
2057 };
2058
2059 return snd_ctl_enum_info(uinfo, 1,
2060 ARRAY_SIZE(sync_states), sync_states);
2061 }
2062
snd_rme_spdif_if_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2063 static int snd_rme_spdif_if_info(struct snd_kcontrol *kcontrol,
2064 struct snd_ctl_elem_info *uinfo)
2065 {
2066 static const char *const spdif_if[] = {
2067 "Coaxial", "Optical"
2068 };
2069
2070 return snd_ctl_enum_info(uinfo, 1,
2071 ARRAY_SIZE(spdif_if), spdif_if);
2072 }
2073
snd_rme_spdif_format_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2074 static int snd_rme_spdif_format_info(struct snd_kcontrol *kcontrol,
2075 struct snd_ctl_elem_info *uinfo)
2076 {
2077 static const char *const optical_type[] = {
2078 "Consumer", "Professional"
2079 };
2080
2081 return snd_ctl_enum_info(uinfo, 1,
2082 ARRAY_SIZE(optical_type), optical_type);
2083 }
2084
snd_rme_sync_source_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2085 static int snd_rme_sync_source_info(struct snd_kcontrol *kcontrol,
2086 struct snd_ctl_elem_info *uinfo)
2087 {
2088 static const char *const sync_sources[] = {
2089 "Internal", "AES", "SPDIF", "Internal"
2090 };
2091
2092 return snd_ctl_enum_info(uinfo, 1,
2093 ARRAY_SIZE(sync_sources), sync_sources);
2094 }
2095
2096 static struct snd_kcontrol_new snd_rme_controls[] = {
2097 {
2098 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2099 .name = "AES Rate",
2100 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2101 .info = snd_rme_rate_info,
2102 .get = snd_rme_rate_get,
2103 .private_value = SND_RME_DOMAIN_AES
2104 },
2105 {
2106 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2107 .name = "AES Sync",
2108 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2109 .info = snd_rme_sync_state_info,
2110 .get = snd_rme_sync_state_get,
2111 .private_value = SND_RME_DOMAIN_AES
2112 },
2113 {
2114 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2115 .name = "SPDIF Rate",
2116 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2117 .info = snd_rme_rate_info,
2118 .get = snd_rme_rate_get,
2119 .private_value = SND_RME_DOMAIN_SPDIF
2120 },
2121 {
2122 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2123 .name = "SPDIF Sync",
2124 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2125 .info = snd_rme_sync_state_info,
2126 .get = snd_rme_sync_state_get,
2127 .private_value = SND_RME_DOMAIN_SPDIF
2128 },
2129 {
2130 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2131 .name = "SPDIF Interface",
2132 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2133 .info = snd_rme_spdif_if_info,
2134 .get = snd_rme_spdif_if_get,
2135 },
2136 {
2137 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2138 .name = "SPDIF Format",
2139 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2140 .info = snd_rme_spdif_format_info,
2141 .get = snd_rme_spdif_format_get,
2142 },
2143 {
2144 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2145 .name = "Sync Source",
2146 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2147 .info = snd_rme_sync_source_info,
2148 .get = snd_rme_sync_source_get
2149 },
2150 {
2151 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2152 .name = "System Rate",
2153 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2154 .info = snd_rme_rate_info,
2155 .get = snd_rme_rate_get,
2156 .private_value = SND_RME_DOMAIN_SYSTEM
2157 },
2158 {
2159 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2160 .name = "Current Frequency",
2161 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2162 .info = snd_rme_rate_info,
2163 .get = snd_rme_current_freq_get
2164 }
2165 };
2166
snd_rme_controls_create(struct usb_mixer_interface * mixer)2167 static int snd_rme_controls_create(struct usb_mixer_interface *mixer)
2168 {
2169 int err, i;
2170
2171 for (i = 0; i < ARRAY_SIZE(snd_rme_controls); ++i) {
2172 err = add_single_ctl_with_resume(mixer, 0,
2173 NULL,
2174 &snd_rme_controls[i],
2175 NULL);
2176 if (err < 0)
2177 return err;
2178 }
2179
2180 return 0;
2181 }
2182
snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface * mixer)2183 int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
2184 {
2185 int err = 0;
2186
2187 err = snd_usb_soundblaster_remote_init(mixer);
2188 if (err < 0)
2189 return err;
2190
2191 switch (mixer->chip->usb_id) {
2192 /* Tascam US-16x08 */
2193 case USB_ID(0x0644, 0x8047):
2194 err = snd_us16x08_controls_create(mixer);
2195 break;
2196 case USB_ID(0x041e, 0x3020):
2197 case USB_ID(0x041e, 0x3040):
2198 case USB_ID(0x041e, 0x3042):
2199 case USB_ID(0x041e, 0x30df):
2200 case USB_ID(0x041e, 0x3048):
2201 err = snd_audigy2nx_controls_create(mixer);
2202 if (err < 0)
2203 break;
2204 snd_card_ro_proc_new(mixer->chip->card, "audigy2nx",
2205 mixer, snd_audigy2nx_proc_read);
2206 break;
2207
2208 /* EMU0204 */
2209 case USB_ID(0x041e, 0x3f19):
2210 err = snd_emu0204_controls_create(mixer);
2211 break;
2212
2213 case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
2214 case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C400 */
2215 err = snd_c400_create_mixer(mixer);
2216 break;
2217
2218 case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
2219 case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
2220 err = snd_ftu_create_mixer(mixer);
2221 break;
2222
2223 case USB_ID(0x0b05, 0x1739): /* ASUS Xonar U1 */
2224 case USB_ID(0x0b05, 0x1743): /* ASUS Xonar U1 (2) */
2225 case USB_ID(0x0b05, 0x17a0): /* ASUS Xonar U3 */
2226 err = snd_xonar_u1_controls_create(mixer);
2227 break;
2228
2229 case USB_ID(0x0d8c, 0x0103): /* Audio Advantage Micro II */
2230 err = snd_microii_controls_create(mixer);
2231 break;
2232
2233 case USB_ID(0x0dba, 0x1000): /* Digidesign Mbox 1 */
2234 err = snd_mbox1_create_sync_switch(mixer);
2235 break;
2236
2237 case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
2238 err = snd_nativeinstruments_create_mixer(mixer,
2239 snd_nativeinstruments_ta6_mixers,
2240 ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
2241 break;
2242
2243 case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
2244 err = snd_nativeinstruments_create_mixer(mixer,
2245 snd_nativeinstruments_ta10_mixers,
2246 ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
2247 break;
2248
2249 case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
2250 /* detection is disabled in mixer_maps.c */
2251 err = snd_create_std_mono_table(mixer, ebox44_table);
2252 break;
2253
2254 case USB_ID(0x1235, 0x8012): /* Focusrite Scarlett 6i6 */
2255 case USB_ID(0x1235, 0x8002): /* Focusrite Scarlett 8i6 */
2256 case USB_ID(0x1235, 0x8004): /* Focusrite Scarlett 18i6 */
2257 case USB_ID(0x1235, 0x8014): /* Focusrite Scarlett 18i8 */
2258 case USB_ID(0x1235, 0x800c): /* Focusrite Scarlett 18i20 */
2259 err = snd_scarlett_controls_create(mixer);
2260 break;
2261
2262 case USB_ID(0x1235, 0x8203): /* Focusrite Scarlett 6i6 2nd Gen */
2263 case USB_ID(0x1235, 0x8204): /* Focusrite Scarlett 18i8 2nd Gen */
2264 case USB_ID(0x1235, 0x8201): /* Focusrite Scarlett 18i20 2nd Gen */
2265 err = snd_scarlett_gen2_controls_create(mixer);
2266 break;
2267
2268 case USB_ID(0x041e, 0x323b): /* Creative Sound Blaster E1 */
2269 err = snd_soundblaster_e1_switch_create(mixer);
2270 break;
2271 case USB_ID(0x0bda, 0x4014): /* Dell WD15 dock */
2272 err = dell_dock_mixer_init(mixer);
2273 break;
2274
2275 case USB_ID(0x2a39, 0x3fd2): /* RME ADI-2 Pro */
2276 case USB_ID(0x2a39, 0x3fd3): /* RME ADI-2 DAC */
2277 case USB_ID(0x2a39, 0x3fd4): /* RME */
2278 err = snd_rme_controls_create(mixer);
2279 break;
2280 }
2281
2282 return err;
2283 }
2284
2285 #ifdef CONFIG_PM
snd_usb_mixer_resume_quirk(struct usb_mixer_interface * mixer)2286 void snd_usb_mixer_resume_quirk(struct usb_mixer_interface *mixer)
2287 {
2288 switch (mixer->chip->usb_id) {
2289 case USB_ID(0x0bda, 0x4014): /* Dell WD15 dock */
2290 dell_dock_mixer_init(mixer);
2291 break;
2292 }
2293 }
2294 #endif
2295
snd_usb_mixer_rc_memory_change(struct usb_mixer_interface * mixer,int unitid)2296 void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
2297 int unitid)
2298 {
2299 if (!mixer->rc_cfg)
2300 return;
2301 /* unit ids specific to Extigy/Audigy 2 NX: */
2302 switch (unitid) {
2303 case 0: /* remote control */
2304 mixer->rc_urb->dev = mixer->chip->dev;
2305 usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
2306 break;
2307 case 4: /* digital in jack */
2308 case 7: /* line in jacks */
2309 case 19: /* speaker out jacks */
2310 case 20: /* headphones out jack */
2311 break;
2312 /* live24ext: 4 = line-in jack */
2313 case 3: /* hp-out jack (may actuate Mute) */
2314 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
2315 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
2316 snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
2317 break;
2318 default:
2319 usb_audio_dbg(mixer->chip, "memory change in unknown unit %d\n", unitid);
2320 break;
2321 }
2322 }
2323
snd_dragonfly_quirk_db_scale(struct usb_mixer_interface * mixer,struct usb_mixer_elem_info * cval,struct snd_kcontrol * kctl)2324 static void snd_dragonfly_quirk_db_scale(struct usb_mixer_interface *mixer,
2325 struct usb_mixer_elem_info *cval,
2326 struct snd_kcontrol *kctl)
2327 {
2328 /* Approximation using 10 ranges based on output measurement on hw v1.2.
2329 * This seems close to the cubic mapping e.g. alsamixer uses. */
2330 static const DECLARE_TLV_DB_RANGE(scale,
2331 0, 1, TLV_DB_MINMAX_ITEM(-5300, -4970),
2332 2, 5, TLV_DB_MINMAX_ITEM(-4710, -4160),
2333 6, 7, TLV_DB_MINMAX_ITEM(-3884, -3710),
2334 8, 14, TLV_DB_MINMAX_ITEM(-3443, -2560),
2335 15, 16, TLV_DB_MINMAX_ITEM(-2475, -2324),
2336 17, 19, TLV_DB_MINMAX_ITEM(-2228, -2031),
2337 20, 26, TLV_DB_MINMAX_ITEM(-1910, -1393),
2338 27, 31, TLV_DB_MINMAX_ITEM(-1322, -1032),
2339 32, 40, TLV_DB_MINMAX_ITEM(-968, -490),
2340 41, 50, TLV_DB_MINMAX_ITEM(-441, 0),
2341 );
2342
2343 if (cval->min == 0 && cval->max == 50) {
2344 usb_audio_info(mixer->chip, "applying DragonFly dB scale quirk (0-50 variant)\n");
2345 kctl->tlv.p = scale;
2346 kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
2347 kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
2348
2349 } else if (cval->min == 0 && cval->max <= 1000) {
2350 /* Some other clearly broken DragonFly variant.
2351 * At least a 0..53 variant (hw v1.0) exists.
2352 */
2353 usb_audio_info(mixer->chip, "ignoring too narrow dB range on a DragonFly device");
2354 kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
2355 }
2356 }
2357
snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface * mixer,struct usb_mixer_elem_info * cval,int unitid,struct snd_kcontrol * kctl)2358 void snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface *mixer,
2359 struct usb_mixer_elem_info *cval, int unitid,
2360 struct snd_kcontrol *kctl)
2361 {
2362 switch (mixer->chip->usb_id) {
2363 case USB_ID(0x21b4, 0x0081): /* AudioQuest DragonFly */
2364 if (unitid == 7 && cval->control == UAC_FU_VOLUME)
2365 snd_dragonfly_quirk_db_scale(mixer, cval, kctl);
2366 break;
2367 /* lowest playback value is muted on C-Media devices */
2368 case USB_ID(0x0d8c, 0x000c):
2369 case USB_ID(0x0d8c, 0x0014):
2370 if (strstr(kctl->id.name, "Playback"))
2371 cval->min_mute = 1;
2372 break;
2373 }
2374 }
2375
2376