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  *   Audio Advantage Micro II support added by:
  13  *          Przemek Rudy (prudy1@o2.pl)
  14  *
  15  *   This program is free software; you can redistribute it and/or modify
  16  *   it under the terms of the GNU General Public License as published by
  17  *   the Free Software Foundation; either version 2 of the License, or
  18  *   (at your option) any later version.
  19  *
  20  *   This program is distributed in the hope that it will be useful,
  21  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  *   GNU General Public License for more details.
  24  *
  25  *   You should have received a copy of the GNU General Public License
  26  *   along with this program; if not, write to the Free Software
  27  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  28  */
  29
  30 #include <linux/init.h>
  31 #include <linux/slab.h>
  32 #include <linux/usb.h>
  33 #include <linux/usb/audio.h>
  34
  35 #include <sound/asoundef.h>
  36 #include <sound/core.h>
  37 #include <sound/control.h>
  38 #include <sound/hwdep.h>
  39 #include <sound/info.h>
  40
  41 #include "usbaudio.h"
  42 #include "mixer.h"
  43 #include "mixer_quirks.h"
  44 #include "mixer_scarlett.h"
  45 #include "helper.h"
  46
  47 extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl;
  48
  49 struct std_mono_table {
  50         unsigned int unitid, control, cmask;
  51         int val_type;
  52         const char *name;
  53         snd_kcontrol_tlv_rw_t *tlv_callback;
  54 };
  55
  56 /* This function allows for the creation of standard UAC controls.
  57  * See the quirks for M-Audio FTUs or Ebox-44.
  58  * If you don't want to set a TLV callback pass NULL.
  59  *
  60  * Since there doesn't seem to be a devices that needs a multichannel
  61  * version, we keep it mono for simplicity.
  62  */
  63 static int snd_create_std_mono_ctl_offset(struct usb_mixer_interface *mixer,
  64                                 unsigned int unitid,
  65                                 unsigned int control,
  66                                 unsigned int cmask,
  67                                 int val_type,
  68                                 unsigned int idx_off,
  69                                 const char *name,
  70                                 snd_kcontrol_tlv_rw_t *tlv_callback)
  71 {
  72         struct usb_mixer_elem_info *cval;
  73         struct snd_kcontrol *kctl;
  74
  75         cval = kzalloc(sizeof(*cval), GFP_KERNEL);
  76         if (!cval)
  77                 return -ENOMEM;
  78
  79         snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);
  80         cval->val_type = val_type;
  81         cval->channels = 1;
  82         cval->control = control;
  83         cval->cmask = cmask;
  84         cval->idx_off = idx_off;
  85
  86         /* get_min_max() is called only for integer volumes later,
  87          * so provide a short-cut for booleans */
  88         cval->min = 0;
  89         cval->max = 1;
  90         cval->res = 0;
  91         cval->dBmin = 0;
  92         cval->dBmax = 0;
  93
  94         /* Create control */
  95         kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
  96         if (!kctl) {
  97                 kfree(cval);
  98                 return -ENOMEM;
  99         }
 100
 101         /* Set name */
 102         snprintf(kctl->id.name, sizeof(kctl->id.name), name);
 103         kctl->private_free = snd_usb_mixer_elem_free;
 104
 105         /* set TLV */
 106         if (tlv_callback) {
 107                 kctl->tlv.c = tlv_callback;
 108                 kctl->vd[0].access |=
 109                         SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 110                         SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
 111         }
 112         /* Add control to mixer */
 113         return snd_usb_mixer_add_control(&cval->head, kctl);
 114 }
 115
 116 static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
 117                                 unsigned int unitid,
 118                                 unsigned int control,
 119                                 unsigned int cmask,
 120                                 int val_type,
 121                                 const char *name,
 122                                 snd_kcontrol_tlv_rw_t *tlv_callback)
 123 {
 124         return snd_create_std_mono_ctl_offset(mixer, unitid, control, cmask,
 125                 val_type, 0 /* Offset */, name, tlv_callback);
 126 }
 127
 128 /*
 129  * Create a set of standard UAC controls from a table
 130  */
 131 static int snd_create_std_mono_table(struct usb_mixer_interface *mixer,
 132                                 struct std_mono_table *t)
 133 {
 134         int err;
 135
 136         while (t->name != NULL) {
 137                 err = snd_create_std_mono_ctl(mixer, t->unitid, t->control,
 138                                 t->cmask, t->val_type, t->name, t->tlv_callback);
 139                 if (err < 0)
 140                         return err;
 141                 t++;
 142         }
 143
 144         return 0;
 145 }
 146
 147 static int add_single_ctl_with_resume(struct usb_mixer_interface *mixer,
 148                                       int id,
 149                                       usb_mixer_elem_resume_func_t resume,
 150                                       const struct snd_kcontrol_new *knew,
 151                                       struct usb_mixer_elem_list **listp)
 152 {
 153         struct usb_mixer_elem_list *list;
 154         struct snd_kcontrol *kctl;
 155
 156         list = kzalloc(sizeof(*list), GFP_KERNEL);
 157         if (!list)
 158                 return -ENOMEM;
 159         if (listp)
 160                 *listp = list;
 161         list->mixer = mixer;
 162         list->id = id;
 163         list->resume = resume;
 164         kctl = snd_ctl_new1(knew, list);
 165         if (!kctl) {
 166                 kfree(list);
 167                 return -ENOMEM;
 168         }
 169         kctl->private_free = snd_usb_mixer_elem_free;
 170         return snd_usb_mixer_add_control(list, kctl);
 171 }
 172
 173 /*
 174  * Sound Blaster remote control configuration
 175  *
 176  * format of remote control data:
 177  * Extigy:       xx 00
 178  * Audigy 2 NX:  06 80 xx 00 00 00
 179  * Live! 24-bit: 06 80 xx yy 22 83
 180  */
 181 static const struct rc_config {
 182         u32 usb_id;
 183         u8  offset;
 184         u8  length;
 185         u8  packet_length;
 186         u8  min_packet_length; /* minimum accepted length of the URB result */
 187         u8  mute_mixer_id;
 188         u32 mute_code;
 189 } rc_configs[] = {
 190         { USB_ID(0x041e, 0x3000), 0, 1, 2, 1,  18, 0x0013 }, /* Extigy       */
 191         { USB_ID(0x041e, 0x3020), 2, 1, 6, 6,  18, 0x0013 }, /* Audigy 2 NX  */
 192         { USB_ID(0x041e, 0x3040), 2, 2, 6, 6,  2,  0x6e91 }, /* Live! 24-bit */
 193         { USB_ID(0x041e, 0x3042), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 */
 194         { USB_ID(0x041e, 0x30df), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 195         { USB_ID(0x041e, 0x3237), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 196         { USB_ID(0x041e, 0x3048), 2, 2, 6, 6,  2,  0x6e91 }, /* Toshiba SB0500 */
 197 };
 198
 199 static void snd_usb_soundblaster_remote_complete(struct urb *urb)
 200 {
 201         struct usb_mixer_interface *mixer = urb->context;
 202         const struct rc_config *rc = mixer->rc_cfg;
 203         u32 code;
 204
 205         if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
 206                 return;
 207
 208         code = mixer->rc_buffer[rc->offset];
 209         if (rc->length == 2)
 210                 code |= mixer->rc_buffer[rc->offset + 1] << 8;
 211
 212         /* the Mute button actually changes the mixer control */
 213         if (code == rc->mute_code)
 214                 snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
 215         mixer->rc_code = code;
 216         wmb();
 217         wake_up(&mixer->rc_waitq);
 218 }
 219
 220 static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
 221                                      long count, loff_t *offset)
 222 {
 223         struct usb_mixer_interface *mixer = hw->private_data;
 224         int err;
 225         u32 rc_code;
 226
 227         if (count != 1 && count != 4)
 228                 return -EINVAL;
 229         err = wait_event_interruptible(mixer->rc_waitq,
 230                                        (rc_code = xchg(&mixer->rc_code, 0)) != 0);
 231         if (err == 0) {
 232                 if (count == 1)
 233                         err = put_user(rc_code, buf);
 234                 else
 235                         err = put_user(rc_code, (u32 __user *)buf);
 236         }
 237         return err < 0 ? err : count;
 238 }
 239
 240 static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
 241                                             poll_table *wait)
 242 {
 243         struct usb_mixer_interface *mixer = hw->private_data;
 244
 245         poll_wait(file, &mixer->rc_waitq, wait);
 246         return mixer->rc_code ? POLLIN | POLLRDNORM : 0;
 247 }
 248
 249 static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
 250 {
 251         struct snd_hwdep *hwdep;
 252         int err, len, i;
 253
 254         for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
 255                 if (rc_configs[i].usb_id == mixer->chip->usb_id)
 256                         break;
 257         if (i >= ARRAY_SIZE(rc_configs))
 258                 return 0;
 259         mixer->rc_cfg = &rc_configs[i];
 260
 261         len = mixer->rc_cfg->packet_length;
 262
 263         init_waitqueue_head(&mixer->rc_waitq);
 264         err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
 265         if (err < 0)
 266                 return err;
 267         snprintf(hwdep->name, sizeof(hwdep->name),
 268                  "%s remote control", mixer->chip->card->shortname);
 269         hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
 270         hwdep->private_data = mixer;
 271         hwdep->ops.read = snd_usb_sbrc_hwdep_read;
 272         hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
 273         hwdep->exclusive = 1;
 274
 275         mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
 276         if (!mixer->rc_urb)
 277                 return -ENOMEM;
 278         mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
 279         if (!mixer->rc_setup_packet) {
 280                 usb_free_urb(mixer->rc_urb);
 281                 mixer->rc_urb = NULL;
 282                 return -ENOMEM;
 283         }
 284         mixer->rc_setup_packet->bRequestType =
 285                 USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
 286         mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
 287         mixer->rc_setup_packet->wValue = cpu_to_le16(0);
 288         mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
 289         mixer->rc_setup_packet->wLength = cpu_to_le16(len);
 290         usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
 291                              usb_rcvctrlpipe(mixer->chip->dev, 0),
 292                              (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
 293                              snd_usb_soundblaster_remote_complete, mixer);
 294         return 0;
 295 }
 296
 297 #define snd_audigy2nx_led_info          snd_ctl_boolean_mono_info
 298
 299 static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 300 {
 301         ucontrol->value.integer.value[0] = kcontrol->private_value >> 8;
 302         return 0;
 303 }
 304
 305 static int snd_audigy2nx_led_update(struct usb_mixer_interface *mixer,
 306                                     int value, int index)
 307 {
 308         struct snd_usb_audio *chip = mixer->chip;
 309         int err;
 310
 311         err = snd_usb_lock_shutdown(chip);
 312         if (err < 0)
 313                 return err;
 314
 315         if (chip->usb_id == USB_ID(0x041e, 0x3042))
 316                 err = snd_usb_ctl_msg(chip->dev,
 317                               usb_sndctrlpipe(chip->dev, 0), 0x24,
 318                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 319                               !value, 0, NULL, 0);
 320         /* USB X-Fi S51 Pro */
 321         if (chip->usb_id == USB_ID(0x041e, 0x30df))
 322                 err = snd_usb_ctl_msg(chip->dev,
 323                               usb_sndctrlpipe(chip->dev, 0), 0x24,
 324                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 325                               !value, 0, NULL, 0);
 326         else
 327                 err = snd_usb_ctl_msg(chip->dev,
 328                               usb_sndctrlpipe(chip->dev, 0), 0x24,
 329                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 330                               value, index + 2, NULL, 0);
 331         snd_usb_unlock_shutdown(chip);
 332         return err;
 333 }
 334
 335 static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol,
 336                                  struct snd_ctl_elem_value *ucontrol)
 337 {
 338         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 339         struct usb_mixer_interface *mixer = list->mixer;
 340         int index = kcontrol->private_value & 0xff;
 341         unsigned int value = ucontrol->value.integer.value[0];
 342         int old_value = kcontrol->private_value >> 8;
 343         int err;
 344
 345         if (value > 1)
 346                 return -EINVAL;
 347         if (value == old_value)
 348                 return 0;
 349         kcontrol->private_value = (value << 8) | index;
 350         err = snd_audigy2nx_led_update(mixer, value, index);
 351         return err < 0 ? err : 1;
 352 }
 353
 354 static int snd_audigy2nx_led_resume(struct usb_mixer_elem_list *list)
 355 {
 356         int priv_value = list->kctl->private_value;
 357
 358         return snd_audigy2nx_led_update(list->mixer, priv_value >> 8,
 359                                         priv_value & 0xff);
 360 }
 361
 362 /* name and private_value are set dynamically */
 363 static struct snd_kcontrol_new snd_audigy2nx_control = {
 364         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 365         .info = snd_audigy2nx_led_info,
 366         .get = snd_audigy2nx_led_get,
 367         .put = snd_audigy2nx_led_put,
 368 };
 369
 370 static const char * const snd_audigy2nx_led_names[] = {
 371         "CMSS LED Switch",
 372         "Power LED Switch",
 373         "Dolby Digital LED Switch",
 374 };
 375
 376 static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
 377 {
 378         int i, err;
 379
 380         for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_led_names); ++i) {
 381                 struct snd_kcontrol_new knew;
 382
 383                 /* USB X-Fi S51 doesn't have a CMSS LED */
 384                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
 385                         continue;
 386                 /* USB X-Fi S51 Pro doesn't have one either */
 387                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
 388                         continue;
 389                 if (i > 1 && /* Live24ext has 2 LEDs only */
 390                         (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 391                          mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
 392                          mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
 393                          mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
 394                         break;
 395
 396                 knew = snd_audigy2nx_control;
 397                 knew.name = snd_audigy2nx_led_names[i];
 398                 knew.private_value = (1 << 8) | i; /* LED on as default */
 399                 err = add_single_ctl_with_resume(mixer, 0,
 400                                                  snd_audigy2nx_led_resume,
 401                                                  &knew, NULL);
 402                 if (err < 0)
 403                         return err;
 404         }
 405         return 0;
 406 }
 407
 408 static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
 409                                     struct snd_info_buffer *buffer)
 410 {
 411         static const struct sb_jack {
 412                 int unitid;
 413                 const char *name;
 414         }  jacks_audigy2nx[] = {
 415                 {4,  "dig in "},
 416                 {7,  "line in"},
 417                 {19, "spk out"},
 418                 {20, "hph out"},
 419                 {-1, NULL}
 420         }, jacks_live24ext[] = {
 421                 {4,  "line in"}, /* &1=Line, &2=Mic*/
 422                 {3,  "hph out"}, /* headphones */
 423                 {0,  "RC     "}, /* last command, 6 bytes see rc_config above */
 424                 {-1, NULL}
 425         };
 426         const struct sb_jack *jacks;
 427         struct usb_mixer_interface *mixer = entry->private_data;
 428         int i, err;
 429         u8 buf[3];
 430
 431         snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
 432         if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
 433                 jacks = jacks_audigy2nx;
 434         else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 435                  mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
 436                 jacks = jacks_live24ext;
 437         else
 438                 return;
 439
 440         for (i = 0; jacks[i].name; ++i) {
 441                 snd_iprintf(buffer, "%s: ", jacks[i].name);
 442                 err = snd_usb_lock_shutdown(mixer->chip);
 443                 if (err < 0)
 444                         return;
 445                 err = snd_usb_ctl_msg(mixer->chip->dev,
 446                                       usb_rcvctrlpipe(mixer->chip->dev, 0),
 447                                       UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
 448                                       USB_RECIP_INTERFACE, 0,
 449                                       jacks[i].unitid << 8, buf, 3);
 450                 snd_usb_unlock_shutdown(mixer->chip);
 451                 if (err == 3 && (buf[0] == 3 || buf[0] == 6))
 452                         snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
 453                 else
 454                         snd_iprintf(buffer, "?\n");
 455         }
 456 }
 457
 458 /* EMU0204 */
 459 static int snd_emu0204_ch_switch_info(struct snd_kcontrol *kcontrol,
 460                                       struct snd_ctl_elem_info *uinfo)
 461 {
 462         static const char * const texts[2] = {"1/2", "3/4"};
 463
 464         return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 465 }
 466
 467 static int snd_emu0204_ch_switch_get(struct snd_kcontrol *kcontrol,
 468                                      struct snd_ctl_elem_value *ucontrol)
 469 {
 470         ucontrol->value.enumerated.item[0] = kcontrol->private_value;
 471         return 0;
 472 }
 473
 474 static int snd_emu0204_ch_switch_update(struct usb_mixer_interface *mixer,
 475                                         int value)
 476 {
 477         struct snd_usb_audio *chip = mixer->chip;
 478         int err;
 479         unsigned char buf[2];
 480
 481         err = snd_usb_lock_shutdown(chip);
 482         if (err < 0)
 483                 return err;
 484
 485         buf[0] = 0x01;
 486         buf[1] = value ? 0x02 : 0x01;
 487         err = snd_usb_ctl_msg(chip->dev,
 488                       usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
 489                       USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 490                       0x0400, 0x0e00, buf, 2);
 491         snd_usb_unlock_shutdown(chip);
 492         return err;
 493 }
 494
 495 static int snd_emu0204_ch_switch_put(struct snd_kcontrol *kcontrol,
 496                                      struct snd_ctl_elem_value *ucontrol)
 497 {
 498         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 499         struct usb_mixer_interface *mixer = list->mixer;
 500         unsigned int value = ucontrol->value.enumerated.item[0];
 501         int err;
 502
 503         if (value > 1)
 504                 return -EINVAL;
 505
 506         if (value == kcontrol->private_value)
 507                 return 0;
 508
 509         kcontrol->private_value = value;
 510         err = snd_emu0204_ch_switch_update(mixer, value);
 511         return err < 0 ? err : 1;
 512 }
 513
 514 static int snd_emu0204_ch_switch_resume(struct usb_mixer_elem_list *list)
 515 {
 516         return snd_emu0204_ch_switch_update(list->mixer,
 517                                             list->kctl->private_value);
 518 }
 519
 520 static struct snd_kcontrol_new snd_emu0204_control = {
 521         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 522         .name = "Front Jack Channels",
 523         .info = snd_emu0204_ch_switch_info,
 524         .get = snd_emu0204_ch_switch_get,
 525         .put = snd_emu0204_ch_switch_put,
 526         .private_value = 0,
 527 };
 528
 529 static int snd_emu0204_controls_create(struct usb_mixer_interface *mixer)
 530 {
 531         return add_single_ctl_with_resume(mixer, 0,
 532                                           snd_emu0204_ch_switch_resume,
 533                                           &snd_emu0204_control, NULL);
 534 }
 535
 536 /* ASUS Xonar U1 / U3 controls */
 537
 538 static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
 539                                    struct snd_ctl_elem_value *ucontrol)
 540 {
 541         ucontrol->value.integer.value[0] = !!(kcontrol->private_value & 0x02);
 542         return 0;
 543 }
 544
 545 static int snd_xonar_u1_switch_update(struct usb_mixer_interface *mixer,
 546                                       unsigned char status)
 547 {
 548         struct snd_usb_audio *chip = mixer->chip;
 549         int err;
 550
 551         err = snd_usb_lock_shutdown(chip);
 552         if (err < 0)
 553                 return err;
 554         err = snd_usb_ctl_msg(chip->dev,
 555                               usb_sndctrlpipe(chip->dev, 0), 0x08,
 556                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 557                               50, 0, &status, 1);
 558         snd_usb_unlock_shutdown(chip);
 559         return err;
 560 }
 561
 562 static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
 563                                    struct snd_ctl_elem_value *ucontrol)
 564 {
 565         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 566         u8 old_status, new_status;
 567         int err;
 568
 569         old_status = kcontrol->private_value;
 570         if (ucontrol->value.integer.value[0])
 571                 new_status = old_status | 0x02;
 572         else
 573                 new_status = old_status & ~0x02;
 574         if (new_status == old_status)
 575                 return 0;
 576
 577         kcontrol->private_value = new_status;
 578         err = snd_xonar_u1_switch_update(list->mixer, new_status);
 579         return err < 0 ? err : 1;
 580 }
 581
 582 static int snd_xonar_u1_switch_resume(struct usb_mixer_elem_list *list)
 583 {
 584         return snd_xonar_u1_switch_update(list->mixer,
 585                                           list->kctl->private_value);
 586 }
 587
 588 static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
 589         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 590         .name = "Digital Playback Switch",
 591         .info = snd_ctl_boolean_mono_info,
 592         .get = snd_xonar_u1_switch_get,
 593         .put = snd_xonar_u1_switch_put,
 594         .private_value = 0x05,
 595 };
 596
 597 static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
 598 {
 599         return add_single_ctl_with_resume(mixer, 0,
 600                                           snd_xonar_u1_switch_resume,
 601                                           &snd_xonar_u1_output_switch, NULL);
 602 }
 603
 604 /* Digidesign Mbox 1 clock source switch (internal/spdif) */
 605
 606 static int snd_mbox1_switch_get(struct snd_kcontrol *kctl,
 607                                 struct snd_ctl_elem_value *ucontrol)
 608 {
 609         ucontrol->value.enumerated.item[0] = kctl->private_value;
 610         return 0;
 611 }
 612
 613 static int snd_mbox1_switch_update(struct usb_mixer_interface *mixer, int val)
 614 {
 615         struct snd_usb_audio *chip = mixer->chip;
 616         int err;
 617         unsigned char buff[3];
 618
 619         err = snd_usb_lock_shutdown(chip);
 620         if (err < 0)
 621                 return err;
 622
 623         /* Prepare for magic command to toggle clock source */
 624         err = snd_usb_ctl_msg(chip->dev,
 625                                 usb_rcvctrlpipe(chip->dev, 0), 0x81,
 626                                 USB_DIR_IN |
 627                                 USB_TYPE_CLASS |
 628                                 USB_RECIP_INTERFACE, 0x00, 0x500, buff, 1);
 629         if (err < 0)
 630                 goto err;
 631         err = snd_usb_ctl_msg(chip->dev,
 632                                 usb_rcvctrlpipe(chip->dev, 0), 0x81,
 633                                 USB_DIR_IN |
 634                                 USB_TYPE_CLASS |
 635                                 USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 636         if (err < 0)
 637                 goto err;
 638
 639         /* 2 possibilities:     Internal    -> send sample rate
 640          *                      S/PDIF sync -> send zeroes
 641          * NB: Sample rate locked to 48kHz on purpose to
 642          *     prevent user from resetting the sample rate
 643          *     while S/PDIF sync is enabled and confusing
 644          *     this configuration.
 645          */
 646         if (val == 0) {
 647                 buff[0] = 0x80;
 648                 buff[1] = 0xbb;
 649                 buff[2] = 0x00;
 650         } else {
 651                 buff[0] = buff[1] = buff[2] = 0x00;
 652         }
 653
 654         /* Send the magic command to toggle the clock source */
 655         err = snd_usb_ctl_msg(chip->dev,
 656                                 usb_sndctrlpipe(chip->dev, 0), 0x1,
 657                                 USB_TYPE_CLASS |
 658                                 USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 659         if (err < 0)
 660                 goto err;
 661         err = snd_usb_ctl_msg(chip->dev,
 662                                 usb_rcvctrlpipe(chip->dev, 0), 0x81,
 663                                 USB_DIR_IN |
 664                                 USB_TYPE_CLASS |
 665                                 USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 666         if (err < 0)
 667                 goto err;
 668         err = snd_usb_ctl_msg(chip->dev,
 669                                 usb_rcvctrlpipe(chip->dev, 0), 0x81,
 670                                 USB_DIR_IN |
 671                                 USB_TYPE_CLASS |
 672                                 USB_RECIP_ENDPOINT, 0x100, 0x2, buff, 3);
 673         if (err < 0)
 674                 goto err;
 675
 676 err:
 677         snd_usb_unlock_shutdown(chip);
 678         return err;
 679 }
 680
 681 static int snd_mbox1_switch_put(struct snd_kcontrol *kctl,
 682                                 struct snd_ctl_elem_value *ucontrol)
 683 {
 684         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
 685         struct usb_mixer_interface *mixer = list->mixer;
 686         int err;
 687         bool cur_val, new_val;
 688
 689         cur_val = kctl->private_value;
 690         new_val = ucontrol->value.enumerated.item[0];
 691         if (cur_val == new_val)
 692                 return 0;
 693
 694         kctl->private_value = new_val;
 695         err = snd_mbox1_switch_update(mixer, new_val);
 696         return err < 0 ? err : 1;
 697 }
 698
 699 static int snd_mbox1_switch_info(struct snd_kcontrol *kcontrol,
 700                                  struct snd_ctl_elem_info *uinfo)
 701 {
 702         static const char *const texts[2] = {
 703                 "Internal",
 704                 "S/PDIF"
 705         };
 706
 707         return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 708 }
 709
 710 static int snd_mbox1_switch_resume(struct usb_mixer_elem_list *list)
 711 {
 712         return snd_mbox1_switch_update(list->mixer, list->kctl->private_value);
 713 }
 714
 715 static struct snd_kcontrol_new snd_mbox1_switch = {
 716         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 717         .name = "Clock Source",
 718         .index = 0,
 719         .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 720         .info = snd_mbox1_switch_info,
 721         .get = snd_mbox1_switch_get,
 722         .put = snd_mbox1_switch_put,
 723         .private_value = 0
 724 };
 725
 726 static int snd_mbox1_create_sync_switch(struct usb_mixer_interface *mixer)
 727 {
 728         return add_single_ctl_with_resume(mixer, 0,
 729                                           snd_mbox1_switch_resume,
 730                                           &snd_mbox1_switch, NULL);
 731 }
 732
 733 /* Native Instruments device quirks */
 734
 735 #define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
 736
 737 static int snd_ni_control_init_val(struct usb_mixer_interface *mixer,
 738                                    struct snd_kcontrol *kctl)
 739 {
 740         struct usb_device *dev = mixer->chip->dev;
 741         unsigned int pval = kctl->private_value;
 742         u8 value;
 743         int err;
 744
 745         err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
 746                               (pval >> 16) & 0xff,
 747                               USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
 748                               0, pval & 0xffff, &value, 1);
 749         if (err < 0) {
 750                 dev_err(&dev->dev,
 751                         "unable to issue vendor read request (ret = %d)", err);
 752                 return err;
 753         }
 754
 755         kctl->private_value |= (value << 24);
 756         return 0;
 757 }
 758
 759 static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
 760                                              struct snd_ctl_elem_value *ucontrol)
 761 {
 762         ucontrol->value.integer.value[0] = kcontrol->private_value >> 24;
 763         return 0;
 764 }
 765
 766 static int snd_ni_update_cur_val(struct usb_mixer_elem_list *list)
 767 {
 768         struct snd_usb_audio *chip = list->mixer->chip;
 769         unsigned int pval = list->kctl->private_value;
 770         int err;
 771
 772         err = snd_usb_lock_shutdown(chip);
 773         if (err < 0)
 774                 return err;
 775         err = usb_control_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0),
 776                               (pval >> 16) & 0xff,
 777                               USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
 778                               pval >> 24, pval & 0xffff, NULL, 0, 1000);
 779         snd_usb_unlock_shutdown(chip);
 780         return err;
 781 }
 782
 783 static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
 784                                              struct snd_ctl_elem_value *ucontrol)
 785 {
 786         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 787         u8 oldval = (kcontrol->private_value >> 24) & 0xff;
 788         u8 newval = ucontrol->value.integer.value[0];
 789         int err;
 790
 791         if (oldval == newval)
 792                 return 0;
 793
 794         kcontrol->private_value &= ~(0xff << 24);
 795         kcontrol->private_value |= newval;
 796         err = snd_ni_update_cur_val(list);
 797         return err < 0 ? err : 1;
 798 }
 799
 800 static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
 801         {
 802                 .name = "Direct Thru Channel A",
 803                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 804         },
 805         {
 806                 .name = "Direct Thru Channel B",
 807                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 808         },
 809         {
 810                 .name = "Phono Input Channel A",
 811                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 812         },
 813         {
 814                 .name = "Phono Input Channel B",
 815                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 816         },
 817 };
 818
 819 static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
 820         {
 821                 .name = "Direct Thru Channel A",
 822                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 823         },
 824         {
 825                 .name = "Direct Thru Channel B",
 826                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 827         },
 828         {
 829                 .name = "Direct Thru Channel C",
 830                 .private_value = _MAKE_NI_CONTROL(0x01, 0x07),
 831         },
 832         {
 833                 .name = "Direct Thru Channel D",
 834                 .private_value = _MAKE_NI_CONTROL(0x01, 0x09),
 835         },
 836         {
 837                 .name = "Phono Input Channel A",
 838                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 839         },
 840         {
 841                 .name = "Phono Input Channel B",
 842                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 843         },
 844         {
 845                 .name = "Phono Input Channel C",
 846                 .private_value = _MAKE_NI_CONTROL(0x02, 0x07),
 847         },
 848         {
 849                 .name = "Phono Input Channel D",
 850                 .private_value = _MAKE_NI_CONTROL(0x02, 0x09),
 851         },
 852 };
 853
 854 static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
 855                                               const struct snd_kcontrol_new *kc,
 856                                               unsigned int count)
 857 {
 858         int i, err = 0;
 859         struct snd_kcontrol_new template = {
 860                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 861                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 862                 .get = snd_nativeinstruments_control_get,
 863                 .put = snd_nativeinstruments_control_put,
 864                 .info = snd_ctl_boolean_mono_info,
 865         };
 866
 867         for (i = 0; i < count; i++) {
 868                 struct usb_mixer_elem_list *list;
 869
 870                 template.name = kc[i].name;
 871                 template.private_value = kc[i].private_value;
 872
 873                 err = add_single_ctl_with_resume(mixer, 0,
 874                                                  snd_ni_update_cur_val,
 875                                                  &template, &list);
 876                 if (err < 0)
 877                         break;
 878                 snd_ni_control_init_val(mixer, list->kctl);
 879         }
 880
 881         return err;
 882 }
 883
 884 /* M-Audio FastTrack Ultra quirks */
 885 /* FTU Effect switch (also used by C400/C600) */
 886 static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
 887                                         struct snd_ctl_elem_info *uinfo)
 888 {
 889         static const char *const texts[8] = {
 890                 "Room 1", "Room 2", "Room 3", "Hall 1",
 891                 "Hall 2", "Plate", "Delay", "Echo"
 892         };
 893
 894         return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 895 }
 896
 897 static int snd_ftu_eff_switch_init(struct usb_mixer_interface *mixer,
 898                                    struct snd_kcontrol *kctl)
 899 {
 900         struct usb_device *dev = mixer->chip->dev;
 901         unsigned int pval = kctl->private_value;
 902         int err;
 903         unsigned char value[2];
 904
 905         value[0] = 0x00;
 906         value[1] = 0x00;
 907
 908         err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC_GET_CUR,
 909                               USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
 910                               pval & 0xff00,
 911                               snd_usb_ctrl_intf(mixer->chip) | ((pval & 0xff) << 8),
 912                               value, 2);
 913         if (err < 0)
 914                 return err;
 915
 916         kctl->private_value |= value[0] << 24;
 917         return 0;
 918 }
 919
 920 static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
 921                                         struct snd_ctl_elem_value *ucontrol)
 922 {
 923         ucontrol->value.enumerated.item[0] = kctl->private_value >> 24;
 924         return 0;
 925 }
 926
 927 static int snd_ftu_eff_switch_update(struct usb_mixer_elem_list *list)
 928 {
 929         struct snd_usb_audio *chip = list->mixer->chip;
 930         unsigned int pval = list->kctl->private_value;
 931         unsigned char value[2];
 932         int err;
 933
 934         value[0] = pval >> 24;
 935         value[1] = 0;
 936
 937         err = snd_usb_lock_shutdown(chip);
 938         if (err < 0)
 939                 return err;
 940         err = snd_usb_ctl_msg(chip->dev,
 941                               usb_sndctrlpipe(chip->dev, 0),
 942                               UAC_SET_CUR,
 943                               USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 944                               pval & 0xff00,
 945                               snd_usb_ctrl_intf(chip) | ((pval & 0xff) << 8),
 946                               value, 2);
 947         snd_usb_unlock_shutdown(chip);
 948         return err;
 949 }
 950
 951 static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
 952                                         struct snd_ctl_elem_value *ucontrol)
 953 {
 954         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
 955         unsigned int pval = list->kctl->private_value;
 956         int cur_val, err, new_val;
 957
 958         cur_val = pval >> 24;
 959         new_val = ucontrol->value.enumerated.item[0];
 960         if (cur_val == new_val)
 961                 return 0;
 962
 963         kctl->private_value &= ~(0xff << 24);
 964         kctl->private_value |= new_val << 24;
 965         err = snd_ftu_eff_switch_update(list);
 966         return err < 0 ? err : 1;
 967 }
 968
 969 static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer,
 970         int validx, int bUnitID)
 971 {
 972         static struct snd_kcontrol_new template = {
 973                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 974                 .name = "Effect Program Switch",
 975                 .index = 0,
 976                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 977                 .info = snd_ftu_eff_switch_info,
 978                 .get = snd_ftu_eff_switch_get,
 979                 .put = snd_ftu_eff_switch_put
 980         };
 981         struct usb_mixer_elem_list *list;
 982         int err;
 983
 984         err = add_single_ctl_with_resume(mixer, bUnitID,
 985                                          snd_ftu_eff_switch_update,
 986                                          &template, &list);
 987         if (err < 0)
 988                 return err;
 989         list->kctl->private_value = (validx << 8) | bUnitID;
 990         snd_ftu_eff_switch_init(mixer, list->kctl);
 991         return 0;
 992 }
 993
 994 /* Create volume controls for FTU devices*/
 995 static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
 996 {
 997         char name[64];
 998         unsigned int control, cmask;
 999         int in, out, err;
1000
1001         const unsigned int id = 5;
1002         const int val_type = USB_MIXER_S16;
1003
1004         for (out = 0; out < 8; out++) {
1005                 control = out + 1;
1006                 for (in = 0; in < 8; in++) {
1007                         cmask = 1 << in;
1008                         snprintf(name, sizeof(name),
1009                                 "AIn%d - Out%d Capture Volume",
1010                                 in  + 1, out + 1);
1011                         err = snd_create_std_mono_ctl(mixer, id, control,
1012                                                         cmask, val_type, name,
1013                                                         &snd_usb_mixer_vol_tlv);
1014                         if (err < 0)
1015                                 return err;
1016                 }
1017                 for (in = 8; in < 16; in++) {
1018                         cmask = 1 << in;
1019                         snprintf(name, sizeof(name),
1020                                 "DIn%d - Out%d Playback Volume",
1021                                 in - 7, out + 1);
1022                         err = snd_create_std_mono_ctl(mixer, id, control,
1023                                                         cmask, val_type, name,
1024                                                         &snd_usb_mixer_vol_tlv);
1025                         if (err < 0)
1026                                 return err;
1027                 }
1028         }
1029
1030         return 0;
1031 }
1032
1033 /* This control needs a volume quirk, see mixer.c */
1034 static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1035 {
1036         static const char name[] = "Effect Volume";
1037         const unsigned int id = 6;
1038         const int val_type = USB_MIXER_U8;
1039         const unsigned int control = 2;
1040         const unsigned int cmask = 0;
1041
1042         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1043                                         name, snd_usb_mixer_vol_tlv);
1044 }
1045
1046 /* This control needs a volume quirk, see mixer.c */
1047 static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1048 {
1049         static const char name[] = "Effect Duration";
1050         const unsigned int id = 6;
1051         const int val_type = USB_MIXER_S16;
1052         const unsigned int control = 3;
1053         const unsigned int cmask = 0;
1054
1055         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1056                                         name, snd_usb_mixer_vol_tlv);
1057 }
1058
1059 /* This control needs a volume quirk, see mixer.c */
1060 static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1061 {
1062         static const char name[] = "Effect Feedback Volume";
1063         const unsigned int id = 6;
1064         const int val_type = USB_MIXER_U8;
1065         const unsigned int control = 4;
1066         const unsigned int cmask = 0;
1067
1068         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1069                                         name, NULL);
1070 }
1071
1072 static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
1073 {
1074         unsigned int cmask;
1075         int err, ch;
1076         char name[48];
1077
1078         const unsigned int id = 7;
1079         const int val_type = USB_MIXER_S16;
1080         const unsigned int control = 7;
1081
1082         for (ch = 0; ch < 4; ++ch) {
1083                 cmask = 1 << ch;
1084                 snprintf(name, sizeof(name),
1085                         "Effect Return %d Volume", ch + 1);
1086                 err = snd_create_std_mono_ctl(mixer, id, control,
1087                                                 cmask, val_type, name,
1088                                                 snd_usb_mixer_vol_tlv);
1089                 if (err < 0)
1090                         return err;
1091         }
1092
1093         return 0;
1094 }
1095
1096 static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
1097 {
1098         unsigned int  cmask;
1099         int err, ch;
1100         char name[48];
1101
1102         const unsigned int id = 5;
1103         const int val_type = USB_MIXER_S16;
1104         const unsigned int control = 9;
1105
1106         for (ch = 0; ch < 8; ++ch) {
1107                 cmask = 1 << ch;
1108                 snprintf(name, sizeof(name),
1109                         "Effect Send AIn%d Volume", ch + 1);
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         for (ch = 8; ch < 16; ++ch) {
1117                 cmask = 1 << ch;
1118                 snprintf(name, sizeof(name),
1119                         "Effect Send DIn%d Volume", ch - 7);
1120                 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1121                                                 val_type, name,
1122                                                 snd_usb_mixer_vol_tlv);
1123                 if (err < 0)
1124                         return err;
1125         }
1126         return 0;
1127 }
1128
1129 static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
1130 {
1131         int err;
1132
1133         err = snd_ftu_create_volume_ctls(mixer);
1134         if (err < 0)
1135                 return err;
1136
1137         err = snd_ftu_create_effect_switch(mixer, 1, 6);
1138         if (err < 0)
1139                 return err;
1140
1141         err = snd_ftu_create_effect_volume_ctl(mixer);
1142         if (err < 0)
1143                 return err;
1144
1145         err = snd_ftu_create_effect_duration_ctl(mixer);
1146         if (err < 0)
1147                 return err;
1148
1149         err = snd_ftu_create_effect_feedback_ctl(mixer);
1150         if (err < 0)
1151                 return err;
1152
1153         err = snd_ftu_create_effect_return_ctls(mixer);
1154         if (err < 0)
1155                 return err;
1156
1157         err = snd_ftu_create_effect_send_ctls(mixer);
1158         if (err < 0)
1159                 return err;
1160
1161         return 0;
1162 }
1163
1164 void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
1165                                unsigned char samplerate_id)
1166 {
1167         struct usb_mixer_interface *mixer;
1168         struct usb_mixer_elem_info *cval;
1169         int unitid = 12; /* SamleRate ExtensionUnit ID */
1170
1171         list_for_each_entry(mixer, &chip->mixer_list, list) {
1172                 cval = (struct usb_mixer_elem_info *)mixer->id_elems[unitid];
1173                 if (cval) {
1174                         snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
1175                                                     cval->control << 8,
1176                                                     samplerate_id);
1177                         snd_usb_mixer_notify_id(mixer, unitid);
1178                 }
1179                 break;
1180         }
1181 }
1182
1183 /* M-Audio Fast Track C400/C600 */
1184 /* C400/C600 volume controls, this control needs a volume quirk, see mixer.c */
1185 static int snd_c400_create_vol_ctls(struct usb_mixer_interface *mixer)
1186 {
1187         char name[64];
1188         unsigned int cmask, offset;
1189         int out, chan, err;
1190         int num_outs = 0;
1191         int num_ins = 0;
1192
1193         const unsigned int id = 0x40;
1194         const int val_type = USB_MIXER_S16;
1195         const int control = 1;
1196
1197         switch (mixer->chip->usb_id) {
1198         case USB_ID(0x0763, 0x2030):
1199                 num_outs = 6;
1200                 num_ins = 4;
1201                 break;
1202         case USB_ID(0x0763, 0x2031):
1203                 num_outs = 8;
1204                 num_ins = 6;
1205                 break;
1206         }
1207
1208         for (chan = 0; chan < num_outs + num_ins; chan++) {
1209                 for (out = 0; out < num_outs; out++) {
1210                         if (chan < num_outs) {
1211                                 snprintf(name, sizeof(name),
1212                                         "PCM%d-Out%d Playback Volume",
1213                                         chan + 1, out + 1);
1214                         } else {
1215                                 snprintf(name, sizeof(name),
1216                                         "In%d-Out%d Playback Volume",
1217                                         chan - num_outs + 1, out + 1);
1218                         }
1219
1220                         cmask = (out == 0) ? 0 : 1 << (out - 1);
1221                         offset = chan * num_outs;
1222                         err = snd_create_std_mono_ctl_offset(mixer, id, control,
1223                                                 cmask, val_type, offset, name,
1224                                                 &snd_usb_mixer_vol_tlv);
1225                         if (err < 0)
1226                                 return err;
1227                 }
1228         }
1229
1230         return 0;
1231 }
1232
1233 /* This control needs a volume quirk, see mixer.c */
1234 static int snd_c400_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1235 {
1236         static const char name[] = "Effect Volume";
1237         const unsigned int id = 0x43;
1238         const int val_type = USB_MIXER_U8;
1239         const unsigned int control = 3;
1240         const unsigned int cmask = 0;
1241
1242         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1243                                         name, snd_usb_mixer_vol_tlv);
1244 }
1245
1246 /* This control needs a volume quirk, see mixer.c */
1247 static int snd_c400_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1248 {
1249         static const char name[] = "Effect Duration";
1250         const unsigned int id = 0x43;
1251         const int val_type = USB_MIXER_S16;
1252         const unsigned int control = 4;
1253         const unsigned int cmask = 0;
1254
1255         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1256                                         name, snd_usb_mixer_vol_tlv);
1257 }
1258
1259 /* This control needs a volume quirk, see mixer.c */
1260 static int snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1261 {
1262         static const char name[] = "Effect Feedback Volume";
1263         const unsigned int id = 0x43;
1264         const int val_type = USB_MIXER_U8;
1265         const unsigned int control = 5;
1266         const unsigned int cmask = 0;
1267
1268         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1269                                         name, NULL);
1270 }
1271
1272 static int snd_c400_create_effect_vol_ctls(struct usb_mixer_interface *mixer)
1273 {
1274         char name[64];
1275         unsigned int cmask;
1276         int chan, err;
1277         int num_outs = 0;
1278         int num_ins = 0;
1279
1280         const unsigned int id = 0x42;
1281         const int val_type = USB_MIXER_S16;
1282         const int control = 1;
1283
1284         switch (mixer->chip->usb_id) {
1285         case USB_ID(0x0763, 0x2030):
1286                 num_outs = 6;
1287                 num_ins = 4;
1288                 break;
1289         case USB_ID(0x0763, 0x2031):
1290                 num_outs = 8;
1291                 num_ins = 6;
1292                 break;
1293         }
1294
1295         for (chan = 0; chan < num_outs + num_ins; chan++) {
1296                 if (chan < num_outs) {
1297                         snprintf(name, sizeof(name),
1298                                 "Effect Send DOut%d",
1299                                 chan + 1);
1300                 } else {
1301                         snprintf(name, sizeof(name),
1302                                 "Effect Send AIn%d",
1303                                 chan - num_outs + 1);
1304                 }
1305
1306                 cmask = (chan == 0) ? 0 : 1 << (chan - 1);
1307                 err = snd_create_std_mono_ctl(mixer, id, control,
1308                                                 cmask, val_type, name,
1309                                                 &snd_usb_mixer_vol_tlv);
1310                 if (err < 0)
1311                         return err;
1312         }
1313
1314         return 0;
1315 }
1316
1317 static int snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface *mixer)
1318 {
1319         char name[64];
1320         unsigned int cmask;
1321         int chan, err;
1322         int num_outs = 0;
1323         int offset = 0;
1324
1325         const unsigned int id = 0x40;
1326         const int val_type = USB_MIXER_S16;
1327         const int control = 1;
1328
1329         switch (mixer->chip->usb_id) {
1330         case USB_ID(0x0763, 0x2030):
1331                 num_outs = 6;
1332                 offset = 0x3c;
1333                 /* { 0x3c, 0x43, 0x3e, 0x45, 0x40, 0x47 } */
1334                 break;
1335         case USB_ID(0x0763, 0x2031):
1336                 num_outs = 8;
1337                 offset = 0x70;
1338                 /* { 0x70, 0x79, 0x72, 0x7b, 0x74, 0x7d, 0x76, 0x7f } */
1339                 break;
1340         }
1341
1342         for (chan = 0; chan < num_outs; chan++) {
1343                 snprintf(name, sizeof(name),
1344                         "Effect Return %d",
1345                         chan + 1);
1346
1347                 cmask = (chan == 0) ? 0 :
1348                         1 << (chan + (chan % 2) * num_outs - 1);
1349                 err = snd_create_std_mono_ctl_offset(mixer, id, control,
1350                                                 cmask, val_type, offset, name,
1351                                                 &snd_usb_mixer_vol_tlv);
1352                 if (err < 0)
1353                         return err;
1354         }
1355
1356         return 0;
1357 }
1358
1359 static int snd_c400_create_mixer(struct usb_mixer_interface *mixer)
1360 {
1361         int err;
1362
1363         err = snd_c400_create_vol_ctls(mixer);
1364         if (err < 0)
1365                 return err;
1366
1367         err = snd_c400_create_effect_vol_ctls(mixer);
1368         if (err < 0)
1369                 return err;
1370
1371         err = snd_c400_create_effect_ret_vol_ctls(mixer);
1372         if (err < 0)
1373                 return err;
1374
1375         err = snd_ftu_create_effect_switch(mixer, 2, 0x43);
1376         if (err < 0)
1377                 return err;
1378
1379         err = snd_c400_create_effect_volume_ctl(mixer);
1380         if (err < 0)
1381                 return err;
1382
1383         err = snd_c400_create_effect_duration_ctl(mixer);
1384         if (err < 0)
1385                 return err;
1386
1387         err = snd_c400_create_effect_feedback_ctl(mixer);
1388         if (err < 0)
1389                 return err;
1390
1391         return 0;
1392 }
1393
1394 /*
1395  * The mixer units for Ebox-44 are corrupt, and even where they
1396  * are valid they presents mono controls as L and R channels of
1397  * stereo. So we provide a good mixer here.
1398  */
1399 static struct std_mono_table ebox44_table[] = {
1400         {
1401                 .unitid = 4,
1402                 .control = 1,
1403                 .cmask = 0x0,
1404                 .val_type = USB_MIXER_INV_BOOLEAN,
1405                 .name = "Headphone Playback Switch"
1406         },
1407         {
1408                 .unitid = 4,
1409                 .control = 2,
1410                 .cmask = 0x1,
1411                 .val_type = USB_MIXER_S16,
1412                 .name = "Headphone A Mix Playback Volume"
1413         },
1414         {
1415                 .unitid = 4,
1416                 .control = 2,
1417                 .cmask = 0x2,
1418                 .val_type = USB_MIXER_S16,
1419                 .name = "Headphone B Mix Playback Volume"
1420         },
1421
1422         {
1423                 .unitid = 7,
1424                 .control = 1,
1425                 .cmask = 0x0,
1426                 .val_type = USB_MIXER_INV_BOOLEAN,
1427                 .name = "Output Playback Switch"
1428         },
1429         {
1430                 .unitid = 7,
1431                 .control = 2,
1432                 .cmask = 0x1,
1433                 .val_type = USB_MIXER_S16,
1434                 .name = "Output A Playback Volume"
1435         },
1436         {
1437                 .unitid = 7,
1438                 .control = 2,
1439                 .cmask = 0x2,
1440                 .val_type = USB_MIXER_S16,
1441                 .name = "Output B Playback Volume"
1442         },
1443
1444         {
1445                 .unitid = 10,
1446                 .control = 1,
1447                 .cmask = 0x0,
1448                 .val_type = USB_MIXER_INV_BOOLEAN,
1449                 .name = "Input Capture Switch"
1450         },
1451         {
1452                 .unitid = 10,
1453                 .control = 2,
1454                 .cmask = 0x1,
1455                 .val_type = USB_MIXER_S16,
1456                 .name = "Input A Capture Volume"
1457         },
1458         {
1459                 .unitid = 10,
1460                 .control = 2,
1461                 .cmask = 0x2,
1462                 .val_type = USB_MIXER_S16,
1463                 .name = "Input B Capture Volume"
1464         },
1465
1466         {}
1467 };
1468
1469 /* Audio Advantage Micro II findings:
1470  *
1471  * Mapping spdif AES bits to vendor register.bit:
1472  * AES0: [0 0 0 0 2.3 2.2 2.1 2.0] - default 0x00
1473  * AES1: [3.3 3.2.3.1.3.0 2.7 2.6 2.5 2.4] - default: 0x01
1474  * AES2: [0 0 0 0 0 0 0 0]
1475  * AES3: [0 0 0 0 0 0 x 0] - 'x' bit is set basing on standard usb request
1476  *                           (UAC_EP_CS_ATTR_SAMPLE_RATE) for Audio Devices
1477  *
1478  * power on values:
1479  * r2: 0x10
1480  * r3: 0x20 (b7 is zeroed just before playback (except IEC61937) and set
1481  *           just after it to 0xa0, presumably it disables/mutes some analog
1482  *           parts when there is no audio.)
1483  * r9: 0x28
1484  *
1485  * Optical transmitter on/off:
1486  * vendor register.bit: 9.1
1487  * 0 - on (0x28 register value)
1488  * 1 - off (0x2a register value)
1489  *
1490  */
1491 static int snd_microii_spdif_info(struct snd_kcontrol *kcontrol,
1492         struct snd_ctl_elem_info *uinfo)
1493 {
1494         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1495         uinfo->count = 1;
1496         return 0;
1497 }
1498
1499 static int snd_microii_spdif_default_get(struct snd_kcontrol *kcontrol,
1500         struct snd_ctl_elem_value *ucontrol)
1501 {
1502         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1503         struct snd_usb_audio *chip = list->mixer->chip;
1504         int err;
1505         struct usb_interface *iface;
1506         struct usb_host_interface *alts;
1507         unsigned int ep;
1508         unsigned char data[3];
1509         int rate;
1510
1511         err = snd_usb_lock_shutdown(chip);
1512         if (err < 0)
1513                 return err;
1514
1515         ucontrol->value.iec958.status[0] = kcontrol->private_value & 0xff;
1516         ucontrol->value.iec958.status[1] = (kcontrol->private_value >> 8) & 0xff;
1517         ucontrol->value.iec958.status[2] = 0x00;
1518
1519         /* use known values for that card: interface#1 altsetting#1 */
1520         iface = usb_ifnum_to_if(chip->dev, 1);
1521         alts = &iface->altsetting[1];
1522         ep = get_endpoint(alts, 0)->bEndpointAddress;
1523
1524         err = snd_usb_ctl_msg(chip->dev,
1525                         usb_rcvctrlpipe(chip->dev, 0),
1526                         UAC_GET_CUR,
1527                         USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_IN,
1528                         UAC_EP_CS_ATTR_SAMPLE_RATE << 8,
1529                         ep,
1530                         data,
1531                         sizeof(data));
1532         if (err < 0)
1533                 goto end;
1534
1535         rate = data[0] | (data[1] << 8) | (data[2] << 16);
1536         ucontrol->value.iec958.status[3] = (rate == 48000) ?
1537                         IEC958_AES3_CON_FS_48000 : IEC958_AES3_CON_FS_44100;
1538
1539         err = 0;
1540  end:
1541         snd_usb_unlock_shutdown(chip);
1542         return err;
1543 }
1544
1545 static int snd_microii_spdif_default_update(struct usb_mixer_elem_list *list)
1546 {
1547         struct snd_usb_audio *chip = list->mixer->chip;
1548         unsigned int pval = list->kctl->private_value;
1549         u8 reg;
1550         int err;
1551
1552         err = snd_usb_lock_shutdown(chip);
1553         if (err < 0)
1554                 return err;
1555
1556         reg = ((pval >> 4) & 0xf0) | (pval & 0x0f);
1557         err = snd_usb_ctl_msg(chip->dev,
1558                         usb_sndctrlpipe(chip->dev, 0),
1559                         UAC_SET_CUR,
1560                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1561                         reg,
1562                         2,
1563                         NULL,
1564                         0);
1565         if (err < 0)
1566                 goto end;
1567
1568         reg = (pval & IEC958_AES0_NONAUDIO) ? 0xa0 : 0x20;
1569         reg |= (pval >> 12) & 0x0f;
1570         err = snd_usb_ctl_msg(chip->dev,
1571                         usb_sndctrlpipe(chip->dev, 0),
1572                         UAC_SET_CUR,
1573                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1574                         reg,
1575                         3,
1576                         NULL,
1577                         0);
1578         if (err < 0)
1579                 goto end;
1580
1581  end:
1582         snd_usb_unlock_shutdown(chip);
1583         return err;
1584 }
1585
1586 static int snd_microii_spdif_default_put(struct snd_kcontrol *kcontrol,
1587         struct snd_ctl_elem_value *ucontrol)
1588 {
1589         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1590         unsigned int pval, pval_old;
1591         int err;
1592
1593         pval = pval_old = kcontrol->private_value;
1594         pval &= 0xfffff0f0;
1595         pval |= (ucontrol->value.iec958.status[1] & 0x0f) << 8;
1596         pval |= (ucontrol->value.iec958.status[0] & 0x0f);
1597
1598         pval &= 0xffff0fff;
1599         pval |= (ucontrol->value.iec958.status[1] & 0xf0) << 8;
1600
1601         /* The frequency bits in AES3 cannot be set via register access. */
1602
1603         /* Silently ignore any bits from the request that cannot be set. */
1604
1605         if (pval == pval_old)
1606                 return 0;
1607
1608         kcontrol->private_value = pval;
1609         err = snd_microii_spdif_default_update(list);
1610         return err < 0 ? err : 1;
1611 }
1612
1613 static int snd_microii_spdif_mask_get(struct snd_kcontrol *kcontrol,
1614         struct snd_ctl_elem_value *ucontrol)
1615 {
1616         ucontrol->value.iec958.status[0] = 0x0f;
1617         ucontrol->value.iec958.status[1] = 0xff;
1618         ucontrol->value.iec958.status[2] = 0x00;
1619         ucontrol->value.iec958.status[3] = 0x00;
1620
1621         return 0;
1622 }
1623
1624 static int snd_microii_spdif_switch_get(struct snd_kcontrol *kcontrol,
1625         struct snd_ctl_elem_value *ucontrol)
1626 {
1627         ucontrol->value.integer.value[0] = !(kcontrol->private_value & 0x02);
1628
1629         return 0;
1630 }
1631
1632 static int snd_microii_spdif_switch_update(struct usb_mixer_elem_list *list)
1633 {
1634         struct snd_usb_audio *chip = list->mixer->chip;
1635         u8 reg = list->kctl->private_value;
1636         int err;
1637
1638         err = snd_usb_lock_shutdown(chip);
1639         if (err < 0)
1640                 return err;
1641
1642         err = snd_usb_ctl_msg(chip->dev,
1643                         usb_sndctrlpipe(chip->dev, 0),
1644                         UAC_SET_CUR,
1645                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1646                         reg,
1647                         9,
1648                         NULL,
1649                         0);
1650
1651         snd_usb_unlock_shutdown(chip);
1652         return err;
1653 }
1654
1655 static int snd_microii_spdif_switch_put(struct snd_kcontrol *kcontrol,
1656         struct snd_ctl_elem_value *ucontrol)
1657 {
1658         struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1659         u8 reg;
1660         int err;
1661
1662         reg = ucontrol->value.integer.value[0] ? 0x28 : 0x2a;
1663         if (reg != list->kctl->private_value)
1664                 return 0;
1665
1666         kcontrol->private_value = reg;
1667         err = snd_microii_spdif_switch_update(list);
1668         return err < 0 ? err : 1;
1669 }
1670
1671 static struct snd_kcontrol_new snd_microii_mixer_spdif[] = {
1672         {
1673                 .iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1674                 .name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1675                 .info =     snd_microii_spdif_info,
1676                 .get =      snd_microii_spdif_default_get,
1677                 .put =      snd_microii_spdif_default_put,
1678                 .private_value = 0x00000100UL,/* reset value */
1679         },
1680         {
1681                 .access =   SNDRV_CTL_ELEM_ACCESS_READ,
1682                 .iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1683                 .name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
1684                 .info =     snd_microii_spdif_info,
1685                 .get =      snd_microii_spdif_mask_get,
1686         },
1687         {
1688                 .iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
1689                 .name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
1690                 .info =     snd_ctl_boolean_mono_info,
1691                 .get =      snd_microii_spdif_switch_get,
1692                 .put =      snd_microii_spdif_switch_put,
1693                 .private_value = 0x00000028UL,/* reset value */
1694         }
1695 };
1696
1697 static int snd_microii_controls_create(struct usb_mixer_interface *mixer)
1698 {
1699         int err, i;
1700         static usb_mixer_elem_resume_func_t resume_funcs[] = {
1701                 snd_microii_spdif_default_update,
1702                 NULL,
1703                 snd_microii_spdif_switch_update
1704         };
1705
1706         for (i = 0; i < ARRAY_SIZE(snd_microii_mixer_spdif); ++i) {
1707                 err = add_single_ctl_with_resume(mixer, 0,
1708                                                  resume_funcs[i],
1709                                                  &snd_microii_mixer_spdif[i],
1710                                                  NULL);
1711                 if (err < 0)
1712                         return err;
1713         }
1714
1715         return 0;
1716 }
1717
1718 int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
1719 {
1720         int err = 0;
1721         struct snd_info_entry *entry;
1722
1723         if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
1724                 return err;
1725
1726         switch (mixer->chip->usb_id) {
1727         case USB_ID(0x041e, 0x3020):
1728         case USB_ID(0x041e, 0x3040):
1729         case USB_ID(0x041e, 0x3042):
1730         case USB_ID(0x041e, 0x30df):
1731         case USB_ID(0x041e, 0x3048):
1732                 err = snd_audigy2nx_controls_create(mixer);
1733                 if (err < 0)
1734                         break;
1735                 if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))
1736                         snd_info_set_text_ops(entry, mixer,
1737                                               snd_audigy2nx_proc_read);
1738                 break;
1739
1740         /* EMU0204 */
1741         case USB_ID(0x041e, 0x3f19):
1742                 err = snd_emu0204_controls_create(mixer);
1743                 if (err < 0)
1744                         break;
1745                 break;
1746
1747         case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
1748         case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C400 */
1749                 err = snd_c400_create_mixer(mixer);
1750                 break;
1751
1752         case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
1753         case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
1754                 err = snd_ftu_create_mixer(mixer);
1755                 break;
1756
1757         case USB_ID(0x0b05, 0x1739): /* ASUS Xonar U1 */
1758         case USB_ID(0x0b05, 0x1743): /* ASUS Xonar U1 (2) */
1759         case USB_ID(0x0b05, 0x17a0): /* ASUS Xonar U3 */
1760                 err = snd_xonar_u1_controls_create(mixer);
1761                 break;
1762
1763         case USB_ID(0x0d8c, 0x0103): /* Audio Advantage Micro II */
1764                 err = snd_microii_controls_create(mixer);
1765                 break;
1766
1767         case USB_ID(0x0dba, 0x1000): /* Digidesign Mbox 1 */
1768                 err = snd_mbox1_create_sync_switch(mixer);
1769                 break;
1770
1771         case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
1772                 err = snd_nativeinstruments_create_mixer(mixer,
1773                                 snd_nativeinstruments_ta6_mixers,
1774                                 ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
1775                 break;
1776
1777         case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
1778                 err = snd_nativeinstruments_create_mixer(mixer,
1779                                 snd_nativeinstruments_ta10_mixers,
1780                                 ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
1781                 break;
1782
1783         case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
1784                 /* detection is disabled in mixer_maps.c */
1785                 err = snd_create_std_mono_table(mixer, ebox44_table);
1786                 break;
1787
1788         case USB_ID(0x1235, 0x8012): /* Focusrite Scarlett 6i6 */
1789         case USB_ID(0x1235, 0x8002): /* Focusrite Scarlett 8i6 */
1790         case USB_ID(0x1235, 0x8004): /* Focusrite Scarlett 18i6 */
1791         case USB_ID(0x1235, 0x8014): /* Focusrite Scarlett 18i8 */
1792         case USB_ID(0x1235, 0x800c): /* Focusrite Scarlett 18i20 */
1793                 err = snd_scarlett_controls_create(mixer);
1794                 break;
1795         }
1796
1797         return err;
1798 }
1799
1800 void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
1801                                     int unitid)
1802 {
1803         if (!mixer->rc_cfg)
1804                 return;
1805         /* unit ids specific to Extigy/Audigy 2 NX: */
1806         switch (unitid) {
1807         case 0: /* remote control */
1808                 mixer->rc_urb->dev = mixer->chip->dev;
1809                 usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
1810                 break;
1811         case 4: /* digital in jack */
1812         case 7: /* line in jacks */
1813         case 19: /* speaker out jacks */
1814         case 20: /* headphones out jack */
1815                 break;
1816         /* live24ext: 4 = line-in jack */
1817         case 3: /* hp-out jack (may actuate Mute) */
1818                 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
1819                     mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
1820                         snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
1821                 break;
1822         default:
1823                 usb_audio_dbg(mixer->chip, "memory change in unknown unit %d\n", unitid);
1824                 break;
1825         }
1826 }
1827