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 "helper.h"
  45
  46 extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl;
  47
  48 struct std_mono_table {
  49         unsigned int unitid, control, cmask;
  50         int val_type;
  51         const char *name;
  52         snd_kcontrol_tlv_rw_t *tlv_callback;
  53 };
  54
  55 /* private_free callback */
  56 static void usb_mixer_elem_free(struct snd_kcontrol *kctl)
  57 {
  58         kfree(kctl->private_data);
  59         kctl->private_data = NULL;
  60 }
  61
  62 /* This function allows for the creation of standard UAC controls.
  63  * See the quirks for M-Audio FTUs or Ebox-44.
  64  * If you don't want to set a TLV callback pass NULL.
  65  *
  66  * Since there doesn't seem to be a devices that needs a multichannel
  67  * version, we keep it mono for simplicity.
  68  */
  69 static int snd_create_std_mono_ctl_offset(struct usb_mixer_interface *mixer,
  70                                 unsigned int unitid,
  71                                 unsigned int control,
  72                                 unsigned int cmask,
  73                                 int val_type,
  74                                 unsigned int idx_off,
  75                                 const char *name,
  76                                 snd_kcontrol_tlv_rw_t *tlv_callback)
  77 {
  78         int err;
  79         struct usb_mixer_elem_info *cval;
  80         struct snd_kcontrol *kctl;
  81
  82         cval = kzalloc(sizeof(*cval), GFP_KERNEL);
  83         if (!cval)
  84                 return -ENOMEM;
  85
  86         cval->id = unitid;
  87         cval->mixer = mixer;
  88         cval->val_type = val_type;
  89         cval->channels = 1;
  90         cval->control = control;
  91         cval->cmask = cmask;
  92         cval->idx_off = idx_off;
  93
  94         /* get_min_max() is called only for integer volumes later,
  95          * so provide a short-cut for booleans */
  96         cval->min = 0;
  97         cval->max = 1;
  98         cval->res = 0;
  99         cval->dBmin = 0;
 100         cval->dBmax = 0;
 101
 102         /* Create control */
 103         kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
 104         if (!kctl) {
 105                 kfree(cval);
 106                 return -ENOMEM;
 107         }
 108
 109         /* Set name */
 110         snprintf(kctl->id.name, sizeof(kctl->id.name), name);
 111         kctl->private_free = usb_mixer_elem_free;
 112
 113         /* set TLV */
 114         if (tlv_callback) {
 115                 kctl->tlv.c = tlv_callback;
 116                 kctl->vd[0].access |=
 117                         SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 118                         SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
 119         }
 120         /* Add control to mixer */
 121         err = snd_usb_mixer_add_control(mixer, kctl);
 122         if (err < 0)
 123                 return err;
 124
 125         return 0;
 126 }
 127
 128 static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
 129                                 unsigned int unitid,
 130                                 unsigned int control,
 131                                 unsigned int cmask,
 132                                 int val_type,
 133                                 const char *name,
 134                                 snd_kcontrol_tlv_rw_t *tlv_callback)
 135 {
 136         return snd_create_std_mono_ctl_offset(mixer, unitid, control, cmask,
 137                 val_type, 0 /* Offset */, name, tlv_callback);
 138 }
 139
 140 /*
 141  * Create a set of standard UAC controls from a table
 142  */
 143 static int snd_create_std_mono_table(struct usb_mixer_interface *mixer,
 144                                 struct std_mono_table *t)
 145 {
 146         int err;
 147
 148         while (t->name != NULL) {
 149                 err = snd_create_std_mono_ctl(mixer, t->unitid, t->control,
 150                                 t->cmask, t->val_type, t->name, t->tlv_callback);
 151                 if (err < 0)
 152                         return err;
 153                 t++;
 154         }
 155
 156         return 0;
 157 }
 158
 159 /*
 160  * Sound Blaster remote control configuration
 161  *
 162  * format of remote control data:
 163  * Extigy:       xx 00
 164  * Audigy 2 NX:  06 80 xx 00 00 00
 165  * Live! 24-bit: 06 80 xx yy 22 83
 166  */
 167 static const struct rc_config {
 168         u32 usb_id;
 169         u8  offset;
 170         u8  length;
 171         u8  packet_length;
 172         u8  min_packet_length; /* minimum accepted length of the URB result */
 173         u8  mute_mixer_id;
 174         u32 mute_code;
 175 } rc_configs[] = {
 176         { USB_ID(0x041e, 0x3000), 0, 1, 2, 1,  18, 0x0013 }, /* Extigy       */
 177         { USB_ID(0x041e, 0x3020), 2, 1, 6, 6,  18, 0x0013 }, /* Audigy 2 NX  */
 178         { USB_ID(0x041e, 0x3040), 2, 2, 6, 6,  2,  0x6e91 }, /* Live! 24-bit */
 179         { USB_ID(0x041e, 0x3042), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 */
 180         { USB_ID(0x041e, 0x30df), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 181         { USB_ID(0x041e, 0x3048), 2, 2, 6, 6,  2,  0x6e91 }, /* Toshiba SB0500 */
 182 };
 183
 184 static void snd_usb_soundblaster_remote_complete(struct urb *urb)
 185 {
 186         struct usb_mixer_interface *mixer = urb->context;
 187         const struct rc_config *rc = mixer->rc_cfg;
 188         u32 code;
 189
 190         if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
 191                 return;
 192
 193         code = mixer->rc_buffer[rc->offset];
 194         if (rc->length == 2)
 195                 code |= mixer->rc_buffer[rc->offset + 1] << 8;
 196
 197         /* the Mute button actually changes the mixer control */
 198         if (code == rc->mute_code)
 199                 snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
 200         mixer->rc_code = code;
 201         wmb();
 202         wake_up(&mixer->rc_waitq);
 203 }
 204
 205 static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
 206                                      long count, loff_t *offset)
 207 {
 208         struct usb_mixer_interface *mixer = hw->private_data;
 209         int err;
 210         u32 rc_code;
 211
 212         if (count != 1 && count != 4)
 213                 return -EINVAL;
 214         err = wait_event_interruptible(mixer->rc_waitq,
 215                                        (rc_code = xchg(&mixer->rc_code, 0)) != 0);
 216         if (err == 0) {
 217                 if (count == 1)
 218                         err = put_user(rc_code, buf);
 219                 else
 220                         err = put_user(rc_code, (u32 __user *)buf);
 221         }
 222         return err < 0 ? err : count;
 223 }
 224
 225 static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
 226                                             poll_table *wait)
 227 {
 228         struct usb_mixer_interface *mixer = hw->private_data;
 229
 230         poll_wait(file, &mixer->rc_waitq, wait);
 231         return mixer->rc_code ? POLLIN | POLLRDNORM : 0;
 232 }
 233
 234 static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
 235 {
 236         struct snd_hwdep *hwdep;
 237         int err, len, i;
 238
 239         for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
 240                 if (rc_configs[i].usb_id == mixer->chip->usb_id)
 241                         break;
 242         if (i >= ARRAY_SIZE(rc_configs))
 243                 return 0;
 244         mixer->rc_cfg = &rc_configs[i];
 245
 246         len = mixer->rc_cfg->packet_length;
 247
 248         init_waitqueue_head(&mixer->rc_waitq);
 249         err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
 250         if (err < 0)
 251                 return err;
 252         snprintf(hwdep->name, sizeof(hwdep->name),
 253                  "%s remote control", mixer->chip->card->shortname);
 254         hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
 255         hwdep->private_data = mixer;
 256         hwdep->ops.read = snd_usb_sbrc_hwdep_read;
 257         hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
 258         hwdep->exclusive = 1;
 259
 260         mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
 261         if (!mixer->rc_urb)
 262                 return -ENOMEM;
 263         mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
 264         if (!mixer->rc_setup_packet) {
 265                 usb_free_urb(mixer->rc_urb);
 266                 mixer->rc_urb = NULL;
 267                 return -ENOMEM;
 268         }
 269         mixer->rc_setup_packet->bRequestType =
 270                 USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
 271         mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
 272         mixer->rc_setup_packet->wValue = cpu_to_le16(0);
 273         mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
 274         mixer->rc_setup_packet->wLength = cpu_to_le16(len);
 275         usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
 276                              usb_rcvctrlpipe(mixer->chip->dev, 0),
 277                              (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
 278                              snd_usb_soundblaster_remote_complete, mixer);
 279         return 0;
 280 }
 281
 282 #define snd_audigy2nx_led_info          snd_ctl_boolean_mono_info
 283
 284 static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 285 {
 286         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
 287         int index = kcontrol->private_value;
 288
 289         ucontrol->value.integer.value[0] = mixer->audigy2nx_leds[index];
 290         return 0;
 291 }
 292
 293 static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 294 {
 295         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
 296         int index = kcontrol->private_value;
 297         int value = ucontrol->value.integer.value[0];
 298         int err, changed;
 299
 300         if (value > 1)
 301                 return -EINVAL;
 302         changed = value != mixer->audigy2nx_leds[index];
 303         down_read(&mixer->chip->shutdown_rwsem);
 304         if (mixer->chip->shutdown) {
 305                 err = -ENODEV;
 306                 goto out;
 307         }
 308         if (mixer->chip->usb_id == USB_ID(0x041e, 0x3042))
 309                 err = snd_usb_ctl_msg(mixer->chip->dev,
 310                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
 311                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 312                               !value, 0, NULL, 0);
 313         /* USB X-Fi S51 Pro */
 314         if (mixer->chip->usb_id == USB_ID(0x041e, 0x30df))
 315                 err = snd_usb_ctl_msg(mixer->chip->dev,
 316                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
 317                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 318                               !value, 0, NULL, 0);
 319         else
 320                 err = snd_usb_ctl_msg(mixer->chip->dev,
 321                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
 322                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 323                               value, index + 2, NULL, 0);
 324  out:
 325         up_read(&mixer->chip->shutdown_rwsem);
 326         if (err < 0)
 327                 return err;
 328         mixer->audigy2nx_leds[index] = value;
 329         return changed;
 330 }
 331
 332 static struct snd_kcontrol_new snd_audigy2nx_controls[] = {
 333         {
 334                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 335                 .name = "CMSS LED Switch",
 336                 .info = snd_audigy2nx_led_info,
 337                 .get = snd_audigy2nx_led_get,
 338                 .put = snd_audigy2nx_led_put,
 339                 .private_value = 0,
 340         },
 341         {
 342                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 343                 .name = "Power LED Switch",
 344                 .info = snd_audigy2nx_led_info,
 345                 .get = snd_audigy2nx_led_get,
 346                 .put = snd_audigy2nx_led_put,
 347                 .private_value = 1,
 348         },
 349         {
 350                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 351                 .name = "Dolby Digital LED Switch",
 352                 .info = snd_audigy2nx_led_info,
 353                 .get = snd_audigy2nx_led_get,
 354                 .put = snd_audigy2nx_led_put,
 355                 .private_value = 2,
 356         },
 357 };
 358
 359 static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
 360 {
 361         int i, err;
 362
 363         for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) {
 364                 /* USB X-Fi S51 doesn't have a CMSS LED */
 365                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
 366                         continue;
 367                 /* USB X-Fi S51 Pro doesn't have one either */
 368                 if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
 369                         continue;
 370                 if (i > 1 && /* Live24ext has 2 LEDs only */
 371                         (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 372                          mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
 373                          mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
 374                          mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
 375                         break;
 376                 err = snd_ctl_add(mixer->chip->card,
 377                                   snd_ctl_new1(&snd_audigy2nx_controls[i], mixer));
 378                 if (err < 0)
 379                         return err;
 380         }
 381         mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */
 382         return 0;
 383 }
 384
 385 static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
 386                                     struct snd_info_buffer *buffer)
 387 {
 388         static const struct sb_jack {
 389                 int unitid;
 390                 const char *name;
 391         }  jacks_audigy2nx[] = {
 392                 {4,  "dig in "},
 393                 {7,  "line in"},
 394                 {19, "spk out"},
 395                 {20, "hph out"},
 396                 {-1, NULL}
 397         }, jacks_live24ext[] = {
 398                 {4,  "line in"}, /* &1=Line, &2=Mic*/
 399                 {3,  "hph out"}, /* headphones */
 400                 {0,  "RC     "}, /* last command, 6 bytes see rc_config above */
 401                 {-1, NULL}
 402         };
 403         const struct sb_jack *jacks;
 404         struct usb_mixer_interface *mixer = entry->private_data;
 405         int i, err;
 406         u8 buf[3];
 407
 408         snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
 409         if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
 410                 jacks = jacks_audigy2nx;
 411         else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 412                  mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
 413                 jacks = jacks_live24ext;
 414         else
 415                 return;
 416
 417         for (i = 0; jacks[i].name; ++i) {
 418                 snd_iprintf(buffer, "%s: ", jacks[i].name);
 419                 down_read(&mixer->chip->shutdown_rwsem);
 420                 if (mixer->chip->shutdown)
 421                         err = 0;
 422                 else
 423                         err = snd_usb_ctl_msg(mixer->chip->dev,
 424                                       usb_rcvctrlpipe(mixer->chip->dev, 0),
 425                                       UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
 426                                       USB_RECIP_INTERFACE, 0,
 427                                       jacks[i].unitid << 8, buf, 3);
 428                 up_read(&mixer->chip->shutdown_rwsem);
 429                 if (err == 3 && (buf[0] == 3 || buf[0] == 6))
 430                         snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
 431                 else
 432                         snd_iprintf(buffer, "?\n");
 433         }
 434 }
 435
 436 /* EMU0204 */
 437 static int snd_emu0204_ch_switch_info(struct snd_kcontrol *kcontrol,
 438                                       struct snd_ctl_elem_info *uinfo)
 439 {
 440         static const char *texts[2] = {"1/2",
 441                                        "3/4"
 442         };
 443
 444         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 445         uinfo->count = 1;
 446         uinfo->value.enumerated.items = 2;
 447         if (uinfo->value.enumerated.item > 1)
 448                 uinfo->value.enumerated.item = 1;
 449         strcpy(uinfo->value.enumerated.name,
 450                 texts[uinfo->value.enumerated.item]);
 451
 452         return 0;
 453 }
 454
 455 static int snd_emu0204_ch_switch_get(struct snd_kcontrol *kcontrol,
 456                                      struct snd_ctl_elem_value *ucontrol)
 457 {
 458         ucontrol->value.enumerated.item[0] = kcontrol->private_value;
 459         return 0;
 460 }
 461
 462 static int snd_emu0204_ch_switch_put(struct snd_kcontrol *kcontrol,
 463                                      struct snd_ctl_elem_value *ucontrol)
 464 {
 465         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
 466         unsigned int value = ucontrol->value.enumerated.item[0];
 467         int err, changed;
 468         unsigned char buf[2];
 469
 470         if (value > 1)
 471                 return -EINVAL;
 472
 473         buf[0] = 0x01;
 474         buf[1] = value ? 0x02 : 0x01;
 475
 476         changed = value != kcontrol->private_value;
 477         down_read(&mixer->chip->shutdown_rwsem);
 478         if (mixer->chip->shutdown) {
 479                 err = -ENODEV;
 480                 goto out;
 481         }
 482         err = snd_usb_ctl_msg(mixer->chip->dev,
 483                       usb_sndctrlpipe(mixer->chip->dev, 0), UAC_SET_CUR,
 484                       USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 485                       0x0400, 0x0e00, buf, 2);
 486  out:
 487         up_read(&mixer->chip->shutdown_rwsem);
 488         if (err < 0)
 489                 return err;
 490         kcontrol->private_value = value;
 491         return changed;
 492 }
 493
 494
 495 static struct snd_kcontrol_new snd_emu0204_controls[] = {
 496         {
 497                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 498                 .name = "Front Jack Channels",
 499                 .info = snd_emu0204_ch_switch_info,
 500                 .get = snd_emu0204_ch_switch_get,
 501                 .put = snd_emu0204_ch_switch_put,
 502                 .private_value = 0,
 503         },
 504 };
 505
 506 static int snd_emu0204_controls_create(struct usb_mixer_interface *mixer)
 507 {
 508         int i, err;
 509
 510         for (i = 0; i < ARRAY_SIZE(snd_emu0204_controls); ++i) {
 511                 err = snd_ctl_add(mixer->chip->card,
 512                         snd_ctl_new1(&snd_emu0204_controls[i], mixer));
 513                 if (err < 0)
 514                         return err;
 515         }
 516
 517         return 0;
 518 }
 519 /* ASUS Xonar U1 / U3 controls */
 520
 521 static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
 522                                    struct snd_ctl_elem_value *ucontrol)
 523 {
 524         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
 525
 526         ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02);
 527         return 0;
 528 }
 529
 530 static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
 531                                    struct snd_ctl_elem_value *ucontrol)
 532 {
 533         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
 534         u8 old_status, new_status;
 535         int err, changed;
 536
 537         old_status = mixer->xonar_u1_status;
 538         if (ucontrol->value.integer.value[0])
 539                 new_status = old_status | 0x02;
 540         else
 541                 new_status = old_status & ~0x02;
 542         changed = new_status != old_status;
 543         down_read(&mixer->chip->shutdown_rwsem);
 544         if (mixer->chip->shutdown)
 545                 err = -ENODEV;
 546         else
 547                 err = snd_usb_ctl_msg(mixer->chip->dev,
 548                               usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
 549                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 550                               50, 0, &new_status, 1);
 551         up_read(&mixer->chip->shutdown_rwsem);
 552         if (err < 0)
 553                 return err;
 554         mixer->xonar_u1_status = new_status;
 555         return changed;
 556 }
 557
 558 static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
 559         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 560         .name = "Digital Playback Switch",
 561         .info = snd_ctl_boolean_mono_info,
 562         .get = snd_xonar_u1_switch_get,
 563         .put = snd_xonar_u1_switch_put,
 564 };
 565
 566 static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
 567 {
 568         int err;
 569
 570         err = snd_ctl_add(mixer->chip->card,
 571                           snd_ctl_new1(&snd_xonar_u1_output_switch, mixer));
 572         if (err < 0)
 573                 return err;
 574         mixer->xonar_u1_status = 0x05;
 575         return 0;
 576 }
 577
 578 /* Native Instruments device quirks */
 579
 580 #define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
 581
 582 static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
 583                                              struct snd_ctl_elem_value *ucontrol)
 584 {
 585         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
 586         struct usb_device *dev = mixer->chip->dev;
 587         u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
 588         u16 wIndex = kcontrol->private_value & 0xffff;
 589         u8 tmp;
 590         int ret;
 591
 592         down_read(&mixer->chip->shutdown_rwsem);
 593         if (mixer->chip->shutdown)
 594                 ret = -ENODEV;
 595         else
 596                 ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
 597                                   USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
 598                                   0, wIndex,
 599                                   &tmp, sizeof(tmp), 1000);
 600         up_read(&mixer->chip->shutdown_rwsem);
 601
 602         if (ret < 0) {
 603                 snd_printk(KERN_ERR
 604                            "unable to issue vendor read request (ret = %d)", ret);
 605                 return ret;
 606         }
 607
 608         ucontrol->value.integer.value[0] = tmp;
 609
 610         return 0;
 611 }
 612
 613 static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
 614                                              struct snd_ctl_elem_value *ucontrol)
 615 {
 616         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
 617         struct usb_device *dev = mixer->chip->dev;
 618         u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
 619         u16 wIndex = kcontrol->private_value & 0xffff;
 620         u16 wValue = ucontrol->value.integer.value[0];
 621         int ret;
 622
 623         down_read(&mixer->chip->shutdown_rwsem);
 624         if (mixer->chip->shutdown)
 625                 ret = -ENODEV;
 626         else
 627                 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
 628                                   USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
 629                                   wValue, wIndex,
 630                                   NULL, 0, 1000);
 631         up_read(&mixer->chip->shutdown_rwsem);
 632
 633         if (ret < 0) {
 634                 snd_printk(KERN_ERR
 635                            "unable to issue vendor write request (ret = %d)", ret);
 636                 return ret;
 637         }
 638
 639         return 0;
 640 }
 641
 642 static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
 643         {
 644                 .name = "Direct Thru Channel A",
 645                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 646         },
 647         {
 648                 .name = "Direct Thru Channel B",
 649                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 650         },
 651         {
 652                 .name = "Phono Input Channel A",
 653                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 654         },
 655         {
 656                 .name = "Phono Input Channel B",
 657                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 658         },
 659 };
 660
 661 static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
 662         {
 663                 .name = "Direct Thru Channel A",
 664                 .private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 665         },
 666         {
 667                 .name = "Direct Thru Channel B",
 668                 .private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 669         },
 670         {
 671                 .name = "Direct Thru Channel C",
 672                 .private_value = _MAKE_NI_CONTROL(0x01, 0x07),
 673         },
 674         {
 675                 .name = "Direct Thru Channel D",
 676                 .private_value = _MAKE_NI_CONTROL(0x01, 0x09),
 677         },
 678         {
 679                 .name = "Phono Input Channel A",
 680                 .private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 681         },
 682         {
 683                 .name = "Phono Input Channel B",
 684                 .private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 685         },
 686         {
 687                 .name = "Phono Input Channel C",
 688                 .private_value = _MAKE_NI_CONTROL(0x02, 0x07),
 689         },
 690         {
 691                 .name = "Phono Input Channel D",
 692                 .private_value = _MAKE_NI_CONTROL(0x02, 0x09),
 693         },
 694 };
 695
 696 static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
 697                                               const struct snd_kcontrol_new *kc,
 698                                               unsigned int count)
 699 {
 700         int i, err = 0;
 701         struct snd_kcontrol_new template = {
 702                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 703                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 704                 .get = snd_nativeinstruments_control_get,
 705                 .put = snd_nativeinstruments_control_put,
 706                 .info = snd_ctl_boolean_mono_info,
 707         };
 708
 709         for (i = 0; i < count; i++) {
 710                 struct snd_kcontrol *c;
 711
 712                 template.name = kc[i].name;
 713                 template.private_value = kc[i].private_value;
 714
 715                 c = snd_ctl_new1(&template, mixer);
 716                 err = snd_ctl_add(mixer->chip->card, c);
 717
 718                 if (err < 0)
 719                         break;
 720         }
 721
 722         return err;
 723 }
 724
 725 /* M-Audio FastTrack Ultra quirks */
 726 /* FTU Effect switch (also used by C400/C600) */
 727 struct snd_ftu_eff_switch_priv_val {
 728         struct usb_mixer_interface *mixer;
 729         int cached_value;
 730         int is_cached;
 731         int bUnitID;
 732         int validx;
 733 };
 734
 735 static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
 736                                         struct snd_ctl_elem_info *uinfo)
 737 {
 738         static const char *texts[8] = {"Room 1",
 739                                        "Room 2",
 740                                        "Room 3",
 741                                        "Hall 1",
 742                                        "Hall 2",
 743                                        "Plate",
 744                                        "Delay",
 745                                        "Echo"
 746         };
 747
 748         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 749         uinfo->count = 1;
 750         uinfo->value.enumerated.items = 8;
 751         if (uinfo->value.enumerated.item > 7)
 752                 uinfo->value.enumerated.item = 7;
 753         strcpy(uinfo->value.enumerated.name,
 754                 texts[uinfo->value.enumerated.item]);
 755
 756         return 0;
 757 }
 758
 759 static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
 760                                         struct snd_ctl_elem_value *ucontrol)
 761 {
 762         struct snd_usb_audio *chip;
 763         struct usb_mixer_interface *mixer;
 764         struct snd_ftu_eff_switch_priv_val *pval;
 765         int err;
 766         unsigned char value[2];
 767         int id, validx;
 768
 769         const int val_len = 2;
 770
 771         value[0] = 0x00;
 772         value[1] = 0x00;
 773
 774         pval = (struct snd_ftu_eff_switch_priv_val *)
 775                 kctl->private_value;
 776
 777         if (pval->is_cached) {
 778                 ucontrol->value.enumerated.item[0] = pval->cached_value;
 779                 return 0;
 780         }
 781
 782         mixer = (struct usb_mixer_interface *) pval->mixer;
 783         if (snd_BUG_ON(!mixer))
 784                 return -EINVAL;
 785
 786         chip = (struct snd_usb_audio *) mixer->chip;
 787         if (snd_BUG_ON(!chip))
 788                 return -EINVAL;
 789
 790         id = pval->bUnitID;
 791         validx = pval->validx;
 792
 793         down_read(&mixer->chip->shutdown_rwsem);
 794         if (mixer->chip->shutdown)
 795                 err = -ENODEV;
 796         else
 797                 err = snd_usb_ctl_msg(chip->dev,
 798                         usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
 799                         USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
 800                         validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
 801                         value, val_len);
 802         up_read(&mixer->chip->shutdown_rwsem);
 803         if (err < 0)
 804                 return err;
 805
 806         ucontrol->value.enumerated.item[0] = value[0];
 807         pval->cached_value = value[0];
 808         pval->is_cached = 1;
 809
 810         return 0;
 811 }
 812
 813 static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
 814                                         struct snd_ctl_elem_value *ucontrol)
 815 {
 816         struct snd_usb_audio *chip;
 817         struct snd_ftu_eff_switch_priv_val *pval;
 818
 819         struct usb_mixer_interface *mixer;
 820         int changed, cur_val, err, new_val;
 821         unsigned char value[2];
 822         int id, validx;
 823
 824         const int val_len = 2;
 825
 826         changed = 0;
 827
 828         pval = (struct snd_ftu_eff_switch_priv_val *)
 829                 kctl->private_value;
 830         cur_val = pval->cached_value;
 831         new_val = ucontrol->value.enumerated.item[0];
 832
 833         mixer = (struct usb_mixer_interface *) pval->mixer;
 834         if (snd_BUG_ON(!mixer))
 835                 return -EINVAL;
 836
 837         chip = (struct snd_usb_audio *) mixer->chip;
 838         if (snd_BUG_ON(!chip))
 839                 return -EINVAL;
 840
 841         id = pval->bUnitID;
 842         validx = pval->validx;
 843
 844         if (!pval->is_cached) {
 845                 /* Read current value */
 846                 down_read(&mixer->chip->shutdown_rwsem);
 847                 if (mixer->chip->shutdown)
 848                         err = -ENODEV;
 849                 else
 850                         err = snd_usb_ctl_msg(chip->dev,
 851                                 usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
 852                                 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
 853                                 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
 854                                 value, val_len);
 855                 up_read(&mixer->chip->shutdown_rwsem);
 856                 if (err < 0)
 857                         return err;
 858
 859                 cur_val = value[0];
 860                 pval->cached_value = cur_val;
 861                 pval->is_cached = 1;
 862         }
 863         /* update value if needed */
 864         if (cur_val != new_val) {
 865                 value[0] = new_val;
 866                 value[1] = 0;
 867                 down_read(&mixer->chip->shutdown_rwsem);
 868                 if (mixer->chip->shutdown)
 869                         err = -ENODEV;
 870                 else
 871                         err = snd_usb_ctl_msg(chip->dev,
 872                                 usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
 873                                 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 874                                 validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
 875                                 value, val_len);
 876                 up_read(&mixer->chip->shutdown_rwsem);
 877                 if (err < 0)
 878                         return err;
 879
 880                 pval->cached_value = new_val;
 881                 pval->is_cached = 1;
 882                 changed = 1;
 883         }
 884
 885         return changed;
 886 }
 887
 888 static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer,
 889         int validx, int bUnitID)
 890 {
 891         static struct snd_kcontrol_new template = {
 892                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 893                 .name = "Effect Program Switch",
 894                 .index = 0,
 895                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 896                 .info = snd_ftu_eff_switch_info,
 897                 .get = snd_ftu_eff_switch_get,
 898                 .put = snd_ftu_eff_switch_put
 899         };
 900
 901         int err;
 902         struct snd_kcontrol *kctl;
 903         struct snd_ftu_eff_switch_priv_val *pval;
 904
 905         pval = kzalloc(sizeof(*pval), GFP_KERNEL);
 906         if (!pval)
 907                 return -ENOMEM;
 908
 909         pval->cached_value = 0;
 910         pval->is_cached = 0;
 911         pval->mixer = mixer;
 912         pval->bUnitID = bUnitID;
 913         pval->validx = validx;
 914
 915         template.private_value = (unsigned long) pval;
 916         kctl = snd_ctl_new1(&template, mixer->chip);
 917         if (!kctl) {
 918                 kfree(pval);
 919                 return -ENOMEM;
 920         }
 921
 922         err = snd_ctl_add(mixer->chip->card, kctl);
 923         if (err < 0)
 924                 return err;
 925
 926         return 0;
 927 }
 928
 929 /* Create volume controls for FTU devices*/
 930 static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
 931 {
 932         char name[64];
 933         unsigned int control, cmask;
 934         int in, out, err;
 935
 936         const unsigned int id = 5;
 937         const int val_type = USB_MIXER_S16;
 938
 939         for (out = 0; out < 8; out++) {
 940                 control = out + 1;
 941                 for (in = 0; in < 8; in++) {
 942                         cmask = 1 << in;
 943                         snprintf(name, sizeof(name),
 944                                 "AIn%d - Out%d Capture Volume",
 945                                 in  + 1, out + 1);
 946                         err = snd_create_std_mono_ctl(mixer, id, control,
 947                                                         cmask, val_type, name,
 948                                                         &snd_usb_mixer_vol_tlv);
 949                         if (err < 0)
 950                                 return err;
 951                 }
 952                 for (in = 8; in < 16; in++) {
 953                         cmask = 1 << in;
 954                         snprintf(name, sizeof(name),
 955                                 "DIn%d - Out%d Playback Volume",
 956                                 in - 7, out + 1);
 957                         err = snd_create_std_mono_ctl(mixer, id, control,
 958                                                         cmask, val_type, name,
 959                                                         &snd_usb_mixer_vol_tlv);
 960                         if (err < 0)
 961                                 return err;
 962                 }
 963         }
 964
 965         return 0;
 966 }
 967
 968 /* This control needs a volume quirk, see mixer.c */
 969 static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
 970 {
 971         static const char name[] = "Effect Volume";
 972         const unsigned int id = 6;
 973         const int val_type = USB_MIXER_U8;
 974         const unsigned int control = 2;
 975         const unsigned int cmask = 0;
 976
 977         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
 978                                         name, snd_usb_mixer_vol_tlv);
 979 }
 980
 981 /* This control needs a volume quirk, see mixer.c */
 982 static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
 983 {
 984         static const char name[] = "Effect Duration";
 985         const unsigned int id = 6;
 986         const int val_type = USB_MIXER_S16;
 987         const unsigned int control = 3;
 988         const unsigned int cmask = 0;
 989
 990         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
 991                                         name, snd_usb_mixer_vol_tlv);
 992 }
 993
 994 /* This control needs a volume quirk, see mixer.c */
 995 static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
 996 {
 997         static const char name[] = "Effect Feedback Volume";
 998         const unsigned int id = 6;
 999         const int val_type = USB_MIXER_U8;
1000         const unsigned int control = 4;
1001         const unsigned int cmask = 0;
1002
1003         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1004                                         name, NULL);
1005 }
1006
1007 static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
1008 {
1009         unsigned int cmask;
1010         int err, ch;
1011         char name[48];
1012
1013         const unsigned int id = 7;
1014         const int val_type = USB_MIXER_S16;
1015         const unsigned int control = 7;
1016
1017         for (ch = 0; ch < 4; ++ch) {
1018                 cmask = 1 << ch;
1019                 snprintf(name, sizeof(name),
1020                         "Effect Return %d Volume", ch + 1);
1021                 err = snd_create_std_mono_ctl(mixer, id, control,
1022                                                 cmask, val_type, name,
1023                                                 snd_usb_mixer_vol_tlv);
1024                 if (err < 0)
1025                         return err;
1026         }
1027
1028         return 0;
1029 }
1030
1031 static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
1032 {
1033         unsigned int  cmask;
1034         int err, ch;
1035         char name[48];
1036
1037         const unsigned int id = 5;
1038         const int val_type = USB_MIXER_S16;
1039         const unsigned int control = 9;
1040
1041         for (ch = 0; ch < 8; ++ch) {
1042                 cmask = 1 << ch;
1043                 snprintf(name, sizeof(name),
1044                         "Effect Send AIn%d Volume", ch + 1);
1045                 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1046                                                 val_type, name,
1047                                                 snd_usb_mixer_vol_tlv);
1048                 if (err < 0)
1049                         return err;
1050         }
1051         for (ch = 8; ch < 16; ++ch) {
1052                 cmask = 1 << ch;
1053                 snprintf(name, sizeof(name),
1054                         "Effect Send DIn%d Volume", ch - 7);
1055                 err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1056                                                 val_type, name,
1057                                                 snd_usb_mixer_vol_tlv);
1058                 if (err < 0)
1059                         return err;
1060         }
1061         return 0;
1062 }
1063
1064 static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
1065 {
1066         int err;
1067
1068         err = snd_ftu_create_volume_ctls(mixer);
1069         if (err < 0)
1070                 return err;
1071
1072         err = snd_ftu_create_effect_switch(mixer, 1, 6);
1073         if (err < 0)
1074                 return err;
1075
1076         err = snd_ftu_create_effect_volume_ctl(mixer);
1077         if (err < 0)
1078                 return err;
1079
1080         err = snd_ftu_create_effect_duration_ctl(mixer);
1081         if (err < 0)
1082                 return err;
1083
1084         err = snd_ftu_create_effect_feedback_ctl(mixer);
1085         if (err < 0)
1086                 return err;
1087
1088         err = snd_ftu_create_effect_return_ctls(mixer);
1089         if (err < 0)
1090                 return err;
1091
1092         err = snd_ftu_create_effect_send_ctls(mixer);
1093         if (err < 0)
1094                 return err;
1095
1096         return 0;
1097 }
1098
1099 void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
1100                                unsigned char samplerate_id)
1101 {
1102         struct usb_mixer_interface *mixer;
1103         struct usb_mixer_elem_info *cval;
1104         int unitid = 12; /* SamleRate ExtensionUnit ID */
1105
1106         list_for_each_entry(mixer, &chip->mixer_list, list) {
1107                 cval = mixer->id_elems[unitid];
1108                 if (cval) {
1109                         snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
1110                                                     cval->control << 8,
1111                                                     samplerate_id);
1112                         snd_usb_mixer_notify_id(mixer, unitid);
1113                 }
1114                 break;
1115         }
1116 }
1117
1118 /* M-Audio Fast Track C400/C600 */
1119 /* C400/C600 volume controls, this control needs a volume quirk, see mixer.c */
1120 static int snd_c400_create_vol_ctls(struct usb_mixer_interface *mixer)
1121 {
1122         char name[64];
1123         unsigned int cmask, offset;
1124         int out, chan, err;
1125         int num_outs = 0;
1126         int num_ins = 0;
1127
1128         const unsigned int id = 0x40;
1129         const int val_type = USB_MIXER_S16;
1130         const int control = 1;
1131
1132         switch (mixer->chip->usb_id) {
1133         case USB_ID(0x0763, 0x2030):
1134                 num_outs = 6;
1135                 num_ins = 4;
1136                 break;
1137         case USB_ID(0x0763, 0x2031):
1138                 num_outs = 8;
1139                 num_ins = 6;
1140                 break;
1141         }
1142
1143         for (chan = 0; chan < num_outs + num_ins; chan++) {
1144                 for (out = 0; out < num_outs; out++) {
1145                         if (chan < num_outs) {
1146                                 snprintf(name, sizeof(name),
1147                                         "PCM%d-Out%d Playback Volume",
1148                                         chan + 1, out + 1);
1149                         } else {
1150                                 snprintf(name, sizeof(name),
1151                                         "In%d-Out%d Playback Volume",
1152                                         chan - num_outs + 1, out + 1);
1153                         }
1154
1155                         cmask = (out == 0) ? 0 : 1 << (out - 1);
1156                         offset = chan * num_outs;
1157                         err = snd_create_std_mono_ctl_offset(mixer, id, control,
1158                                                 cmask, val_type, offset, name,
1159                                                 &snd_usb_mixer_vol_tlv);
1160                         if (err < 0)
1161                                 return err;
1162                 }
1163         }
1164
1165         return 0;
1166 }
1167
1168 /* This control needs a volume quirk, see mixer.c */
1169 static int snd_c400_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1170 {
1171         static const char name[] = "Effect Volume";
1172         const unsigned int id = 0x43;
1173         const int val_type = USB_MIXER_U8;
1174         const unsigned int control = 3;
1175         const unsigned int cmask = 0;
1176
1177         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1178                                         name, snd_usb_mixer_vol_tlv);
1179 }
1180
1181 /* This control needs a volume quirk, see mixer.c */
1182 static int snd_c400_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1183 {
1184         static const char name[] = "Effect Duration";
1185         const unsigned int id = 0x43;
1186         const int val_type = USB_MIXER_S16;
1187         const unsigned int control = 4;
1188         const unsigned int cmask = 0;
1189
1190         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1191                                         name, snd_usb_mixer_vol_tlv);
1192 }
1193
1194 /* This control needs a volume quirk, see mixer.c */
1195 static int snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1196 {
1197         static const char name[] = "Effect Feedback Volume";
1198         const unsigned int id = 0x43;
1199         const int val_type = USB_MIXER_U8;
1200         const unsigned int control = 5;
1201         const unsigned int cmask = 0;
1202
1203         return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1204                                         name, NULL);
1205 }
1206
1207 static int snd_c400_create_effect_vol_ctls(struct usb_mixer_interface *mixer)
1208 {
1209         char name[64];
1210         unsigned int cmask;
1211         int chan, err;
1212         int num_outs = 0;
1213         int num_ins = 0;
1214
1215         const unsigned int id = 0x42;
1216         const int val_type = USB_MIXER_S16;
1217         const int control = 1;
1218
1219         switch (mixer->chip->usb_id) {
1220         case USB_ID(0x0763, 0x2030):
1221                 num_outs = 6;
1222                 num_ins = 4;
1223                 break;
1224         case USB_ID(0x0763, 0x2031):
1225                 num_outs = 8;
1226                 num_ins = 6;
1227                 break;
1228         }
1229
1230         for (chan = 0; chan < num_outs + num_ins; chan++) {
1231                 if (chan < num_outs) {
1232                         snprintf(name, sizeof(name),
1233                                 "Effect Send DOut%d",
1234                                 chan + 1);
1235                 } else {
1236                         snprintf(name, sizeof(name),
1237                                 "Effect Send AIn%d",
1238                                 chan - num_outs + 1);
1239                 }
1240
1241                 cmask = (chan == 0) ? 0 : 1 << (chan - 1);
1242                 err = snd_create_std_mono_ctl(mixer, id, control,
1243                                                 cmask, val_type, name,
1244                                                 &snd_usb_mixer_vol_tlv);
1245                 if (err < 0)
1246                         return err;
1247         }
1248
1249         return 0;
1250 }
1251
1252 static int snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface *mixer)
1253 {
1254         char name[64];
1255         unsigned int cmask;
1256         int chan, err;
1257         int num_outs = 0;
1258         int offset = 0;
1259
1260         const unsigned int id = 0x40;
1261         const int val_type = USB_MIXER_S16;
1262         const int control = 1;
1263
1264         switch (mixer->chip->usb_id) {
1265         case USB_ID(0x0763, 0x2030):
1266                 num_outs = 6;
1267                 offset = 0x3c;
1268                 /* { 0x3c, 0x43, 0x3e, 0x45, 0x40, 0x47 } */
1269                 break;
1270         case USB_ID(0x0763, 0x2031):
1271                 num_outs = 8;
1272                 offset = 0x70;
1273                 /* { 0x70, 0x79, 0x72, 0x7b, 0x74, 0x7d, 0x76, 0x7f } */
1274                 break;
1275         }
1276
1277         for (chan = 0; chan < num_outs; chan++) {
1278                 snprintf(name, sizeof(name),
1279                         "Effect Return %d",
1280                         chan + 1);
1281
1282                 cmask = (chan == 0) ? 0 :
1283                         1 << (chan + (chan % 2) * num_outs - 1);
1284                 err = snd_create_std_mono_ctl_offset(mixer, id, control,
1285                                                 cmask, val_type, offset, name,
1286                                                 &snd_usb_mixer_vol_tlv);
1287                 if (err < 0)
1288                         return err;
1289         }
1290
1291         return 0;
1292 }
1293
1294 static int snd_c400_create_mixer(struct usb_mixer_interface *mixer)
1295 {
1296         int err;
1297
1298         err = snd_c400_create_vol_ctls(mixer);
1299         if (err < 0)
1300                 return err;
1301
1302         err = snd_c400_create_effect_vol_ctls(mixer);
1303         if (err < 0)
1304                 return err;
1305
1306         err = snd_c400_create_effect_ret_vol_ctls(mixer);
1307         if (err < 0)
1308                 return err;
1309
1310         err = snd_ftu_create_effect_switch(mixer, 2, 0x43);
1311         if (err < 0)
1312                 return err;
1313
1314         err = snd_c400_create_effect_volume_ctl(mixer);
1315         if (err < 0)
1316                 return err;
1317
1318         err = snd_c400_create_effect_duration_ctl(mixer);
1319         if (err < 0)
1320                 return err;
1321
1322         err = snd_c400_create_effect_feedback_ctl(mixer);
1323         if (err < 0)
1324                 return err;
1325
1326         return 0;
1327 }
1328
1329 /*
1330  * The mixer units for Ebox-44 are corrupt, and even where they
1331  * are valid they presents mono controls as L and R channels of
1332  * stereo. So we provide a good mixer here.
1333  */
1334 static struct std_mono_table ebox44_table[] = {
1335         {
1336                 .unitid = 4,
1337                 .control = 1,
1338                 .cmask = 0x0,
1339                 .val_type = USB_MIXER_INV_BOOLEAN,
1340                 .name = "Headphone Playback Switch"
1341         },
1342         {
1343                 .unitid = 4,
1344                 .control = 2,
1345                 .cmask = 0x1,
1346                 .val_type = USB_MIXER_S16,
1347                 .name = "Headphone A Mix Playback Volume"
1348         },
1349         {
1350                 .unitid = 4,
1351                 .control = 2,
1352                 .cmask = 0x2,
1353                 .val_type = USB_MIXER_S16,
1354                 .name = "Headphone B Mix Playback Volume"
1355         },
1356
1357         {
1358                 .unitid = 7,
1359                 .control = 1,
1360                 .cmask = 0x0,
1361                 .val_type = USB_MIXER_INV_BOOLEAN,
1362                 .name = "Output Playback Switch"
1363         },
1364         {
1365                 .unitid = 7,
1366                 .control = 2,
1367                 .cmask = 0x1,
1368                 .val_type = USB_MIXER_S16,
1369                 .name = "Output A Playback Volume"
1370         },
1371         {
1372                 .unitid = 7,
1373                 .control = 2,
1374                 .cmask = 0x2,
1375                 .val_type = USB_MIXER_S16,
1376                 .name = "Output B Playback Volume"
1377         },
1378
1379         {
1380                 .unitid = 10,
1381                 .control = 1,
1382                 .cmask = 0x0,
1383                 .val_type = USB_MIXER_INV_BOOLEAN,
1384                 .name = "Input Capture Switch"
1385         },
1386         {
1387                 .unitid = 10,
1388                 .control = 2,
1389                 .cmask = 0x1,
1390                 .val_type = USB_MIXER_S16,
1391                 .name = "Input A Capture Volume"
1392         },
1393         {
1394                 .unitid = 10,
1395                 .control = 2,
1396                 .cmask = 0x2,
1397                 .val_type = USB_MIXER_S16,
1398                 .name = "Input B Capture Volume"
1399         },
1400
1401         {}
1402 };
1403
1404 /* Audio Advantage Micro II findings:
1405  *
1406  * Mapping spdif AES bits to vendor register.bit:
1407  * AES0: [0 0 0 0 2.3 2.2 2.1 2.0] - default 0x00
1408  * AES1: [3.3 3.2.3.1.3.0 2.7 2.6 2.5 2.4] - default: 0x01
1409  * AES2: [0 0 0 0 0 0 0 0]
1410  * AES3: [0 0 0 0 0 0 x 0] - 'x' bit is set basing on standard usb request
1411  *                           (UAC_EP_CS_ATTR_SAMPLE_RATE) for Audio Devices
1412  *
1413  * power on values:
1414  * r2: 0x10
1415  * r3: 0x20 (b7 is zeroed just before playback (except IEC61937) and set
1416  *           just after it to 0xa0, presumably it disables/mutes some analog
1417  *           parts when there is no audio.)
1418  * r9: 0x28
1419  *
1420  * Optical transmitter on/off:
1421  * vendor register.bit: 9.1
1422  * 0 - on (0x28 register value)
1423  * 1 - off (0x2a register value)
1424  *
1425  */
1426 static int snd_microii_spdif_info(struct snd_kcontrol *kcontrol,
1427         struct snd_ctl_elem_info *uinfo)
1428 {
1429         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1430         uinfo->count = 1;
1431         return 0;
1432 }
1433
1434 static int snd_microii_spdif_default_get(struct snd_kcontrol *kcontrol,
1435         struct snd_ctl_elem_value *ucontrol)
1436 {
1437         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
1438         int err;
1439         struct usb_interface *iface;
1440         struct usb_host_interface *alts;
1441         unsigned int ep;
1442         unsigned char data[3];
1443         int rate;
1444
1445         ucontrol->value.iec958.status[0] = kcontrol->private_value & 0xff;
1446         ucontrol->value.iec958.status[1] = (kcontrol->private_value >> 8) & 0xff;
1447         ucontrol->value.iec958.status[2] = 0x00;
1448
1449         /* use known values for that card: interface#1 altsetting#1 */
1450         iface = usb_ifnum_to_if(mixer->chip->dev, 1);
1451         alts = &iface->altsetting[1];
1452         ep = get_endpoint(alts, 0)->bEndpointAddress;
1453
1454         err = snd_usb_ctl_msg(mixer->chip->dev,
1455                         usb_rcvctrlpipe(mixer->chip->dev, 0),
1456                         UAC_GET_CUR,
1457                         USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_IN,
1458                         UAC_EP_CS_ATTR_SAMPLE_RATE << 8,
1459                         ep,
1460                         data,
1461                         sizeof(data));
1462         if (err < 0)
1463                 goto end;
1464
1465         rate = data[0] | (data[1] << 8) | (data[2] << 16);
1466         ucontrol->value.iec958.status[3] = (rate == 48000) ?
1467                         IEC958_AES3_CON_FS_48000 : IEC958_AES3_CON_FS_44100;
1468
1469         err = 0;
1470 end:
1471         return err;
1472 }
1473
1474 static int snd_microii_spdif_default_put(struct snd_kcontrol *kcontrol,
1475         struct snd_ctl_elem_value *ucontrol)
1476 {
1477         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
1478         int err;
1479         u8 reg;
1480         unsigned long priv_backup = kcontrol->private_value;
1481
1482         reg = ((ucontrol->value.iec958.status[1] & 0x0f) << 4) |
1483                         (ucontrol->value.iec958.status[0] & 0x0f);
1484         err = snd_usb_ctl_msg(mixer->chip->dev,
1485                         usb_sndctrlpipe(mixer->chip->dev, 0),
1486                         UAC_SET_CUR,
1487                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1488                         reg,
1489                         2,
1490                         NULL,
1491                         0);
1492         if (err < 0)
1493                 goto end;
1494
1495         kcontrol->private_value &= 0xfffff0f0;
1496         kcontrol->private_value |= (ucontrol->value.iec958.status[1] & 0x0f) << 8;
1497         kcontrol->private_value |= (ucontrol->value.iec958.status[0] & 0x0f);
1498
1499         reg = (ucontrol->value.iec958.status[0] & IEC958_AES0_NONAUDIO) ?
1500                         0xa0 : 0x20;
1501         reg |= (ucontrol->value.iec958.status[1] >> 4) & 0x0f;
1502         err = snd_usb_ctl_msg(mixer->chip->dev,
1503                         usb_sndctrlpipe(mixer->chip->dev, 0),
1504                         UAC_SET_CUR,
1505                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1506                         reg,
1507                         3,
1508                         NULL,
1509                         0);
1510         if (err < 0)
1511                 goto end;
1512
1513         kcontrol->private_value &= 0xffff0fff;
1514         kcontrol->private_value |= (ucontrol->value.iec958.status[1] & 0xf0) << 8;
1515
1516         /* The frequency bits in AES3 cannot be set via register access. */
1517
1518         /* Silently ignore any bits from the request that cannot be set. */
1519
1520         err = (priv_backup != kcontrol->private_value);
1521 end:
1522         return err;
1523 }
1524
1525 static int snd_microii_spdif_mask_get(struct snd_kcontrol *kcontrol,
1526         struct snd_ctl_elem_value *ucontrol)
1527 {
1528         ucontrol->value.iec958.status[0] = 0x0f;
1529         ucontrol->value.iec958.status[1] = 0xff;
1530         ucontrol->value.iec958.status[2] = 0x00;
1531         ucontrol->value.iec958.status[3] = 0x00;
1532
1533         return 0;
1534 }
1535
1536 static int snd_microii_spdif_switch_get(struct snd_kcontrol *kcontrol,
1537         struct snd_ctl_elem_value *ucontrol)
1538 {
1539         ucontrol->value.integer.value[0] = !(kcontrol->private_value & 0x02);
1540
1541         return 0;
1542 }
1543
1544 static int snd_microii_spdif_switch_put(struct snd_kcontrol *kcontrol,
1545         struct snd_ctl_elem_value *ucontrol)
1546 {
1547         struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
1548         int err;
1549         u8 reg = ucontrol->value.integer.value[0] ? 0x28 : 0x2a;
1550
1551         err = snd_usb_ctl_msg(mixer->chip->dev,
1552                         usb_sndctrlpipe(mixer->chip->dev, 0),
1553                         UAC_SET_CUR,
1554                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1555                         reg,
1556                         9,
1557                         NULL,
1558                         0);
1559
1560         if (!err) {
1561                 err = (reg != (kcontrol->private_value & 0x0ff));
1562                 if (err)
1563                         kcontrol->private_value = reg;
1564         }
1565
1566         return err;
1567 }
1568
1569 static struct snd_kcontrol_new snd_microii_mixer_spdif[] = {
1570         {
1571                 .iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1572                 .name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1573                 .info =     snd_microii_spdif_info,
1574                 .get =      snd_microii_spdif_default_get,
1575                 .put =      snd_microii_spdif_default_put,
1576                 .private_value = 0x00000100UL,/* reset value */
1577         },
1578         {
1579                 .access =   SNDRV_CTL_ELEM_ACCESS_READ,
1580                 .iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1581                 .name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
1582                 .info =     snd_microii_spdif_info,
1583                 .get =      snd_microii_spdif_mask_get,
1584         },
1585         {
1586                 .iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
1587                 .name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
1588                 .info =     snd_ctl_boolean_mono_info,
1589                 .get =      snd_microii_spdif_switch_get,
1590                 .put =      snd_microii_spdif_switch_put,
1591                 .private_value = 0x00000028UL,/* reset value */
1592         }
1593 };
1594
1595 static int snd_microii_controls_create(struct usb_mixer_interface *mixer)
1596 {
1597         int err, i;
1598
1599         for (i = 0; i < ARRAY_SIZE(snd_microii_mixer_spdif); ++i) {
1600                 err = snd_ctl_add(mixer->chip->card,
1601                         snd_ctl_new1(&snd_microii_mixer_spdif[i], mixer));
1602                 if (err < 0)
1603                         return err;
1604         }
1605
1606         return 0;
1607 }
1608
1609 int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
1610 {
1611         int err = 0;
1612         struct snd_info_entry *entry;
1613
1614         if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
1615                 return err;
1616
1617         switch (mixer->chip->usb_id) {
1618         case USB_ID(0x041e, 0x3020):
1619         case USB_ID(0x041e, 0x3040):
1620         case USB_ID(0x041e, 0x3042):
1621         case USB_ID(0x041e, 0x30df):
1622         case USB_ID(0x041e, 0x3048):
1623                 err = snd_audigy2nx_controls_create(mixer);
1624                 if (err < 0)
1625                         break;
1626                 if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))
1627                         snd_info_set_text_ops(entry, mixer,
1628                                               snd_audigy2nx_proc_read);
1629                 break;
1630
1631         /* EMU0204 */
1632         case USB_ID(0x041e, 0x3f19):
1633                 err = snd_emu0204_controls_create(mixer);
1634                 if (err < 0)
1635                         break;
1636                 break;
1637
1638         case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
1639         case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C400 */
1640                 err = snd_c400_create_mixer(mixer);
1641                 break;
1642
1643         case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
1644         case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
1645                 err = snd_ftu_create_mixer(mixer);
1646                 break;
1647
1648         case USB_ID(0x0b05, 0x1739): /* ASUS Xonar U1 */
1649         case USB_ID(0x0b05, 0x1743): /* ASUS Xonar U1 (2) */
1650         case USB_ID(0x0b05, 0x17a0): /* ASUS Xonar U3 */
1651                 err = snd_xonar_u1_controls_create(mixer);
1652                 break;
1653
1654         case USB_ID(0x0d8c, 0x0103): /* Audio Advantage Micro II */
1655                 err = snd_microii_controls_create(mixer);
1656                 break;
1657
1658         case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
1659                 err = snd_nativeinstruments_create_mixer(mixer,
1660                                 snd_nativeinstruments_ta6_mixers,
1661                                 ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
1662                 break;
1663
1664         case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
1665                 err = snd_nativeinstruments_create_mixer(mixer,
1666                                 snd_nativeinstruments_ta10_mixers,
1667                                 ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
1668                 break;
1669
1670         case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
1671                 /* detection is disabled in mixer_maps.c */
1672                 err = snd_create_std_mono_table(mixer, ebox44_table);
1673                 break;
1674         }
1675
1676         return err;
1677 }
1678
1679 void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
1680                                     int unitid)
1681 {
1682         if (!mixer->rc_cfg)
1683                 return;
1684         /* unit ids specific to Extigy/Audigy 2 NX: */
1685         switch (unitid) {
1686         case 0: /* remote control */
1687                 mixer->rc_urb->dev = mixer->chip->dev;
1688                 usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
1689                 break;
1690         case 4: /* digital in jack */
1691         case 7: /* line in jacks */
1692         case 19: /* speaker out jacks */
1693         case 20: /* headphones out jack */
1694                 break;
1695         /* live24ext: 4 = line-in jack */
1696         case 3: /* hp-out jack (may actuate Mute) */
1697                 if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
1698                     mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
1699                         snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
1700                 break;
1701         default:
1702                 snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid);
1703                 break;
1704         }
1705 }
1706