kernel/sound/pci/oxygen/oxygen_mixer.c

   1 /*
   2  * C-Media CMI8788 driver - mixer code
   3  *
   4  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
   5  *
   6  *
   7  *  This driver is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License, version 2.
   9  *
  10  *  This driver is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this driver; if not, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  18  */
  19
  20 #include <linux/mutex.h>
  21 #include <sound/ac97_codec.h>
  22 #include <sound/asoundef.h>
  23 #include <sound/control.h>
  24 #include <sound/tlv.h>
  25 #include "oxygen.h"
  26 #include "cm9780.h"
  27
  28 static int dac_volume_info(struct snd_kcontrol *ctl,
  29                            struct snd_ctl_elem_info *info)
  30 {
  31         struct oxygen *chip = ctl->private_data;
  32
  33         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
  34         info->count = chip->model.dac_channels_mixer;
  35         info->value.integer.min = chip->model.dac_volume_min;
  36         info->value.integer.max = chip->model.dac_volume_max;
  37         return 0;
  38 }
  39
  40 static int dac_volume_get(struct snd_kcontrol *ctl,
  41                           struct snd_ctl_elem_value *value)
  42 {
  43         struct oxygen *chip = ctl->private_data;
  44         unsigned int i;
  45
  46         mutex_lock(&chip->mutex);
  47         for (i = 0; i < chip->model.dac_channels_mixer; ++i)
  48                 value->value.integer.value[i] = chip->dac_volume[i];
  49         mutex_unlock(&chip->mutex);
  50         return 0;
  51 }
  52
  53 static int dac_volume_put(struct snd_kcontrol *ctl,
  54                           struct snd_ctl_elem_value *value)
  55 {
  56         struct oxygen *chip = ctl->private_data;
  57         unsigned int i;
  58         int changed;
  59
  60         changed = 0;
  61         mutex_lock(&chip->mutex);
  62         for (i = 0; i < chip->model.dac_channels_mixer; ++i)
  63                 if (value->value.integer.value[i] != chip->dac_volume[i]) {
  64                         chip->dac_volume[i] = value->value.integer.value[i];
  65                         changed = 1;
  66                 }
  67         if (changed)
  68                 chip->model.update_dac_volume(chip);
  69         mutex_unlock(&chip->mutex);
  70         return changed;
  71 }
  72
  73 static int dac_mute_get(struct snd_kcontrol *ctl,
  74                         struct snd_ctl_elem_value *value)
  75 {
  76         struct oxygen *chip = ctl->private_data;
  77
  78         mutex_lock(&chip->mutex);
  79         value->value.integer.value[0] = !chip->dac_mute;
  80         mutex_unlock(&chip->mutex);
  81         return 0;
  82 }
  83
  84 static int dac_mute_put(struct snd_kcontrol *ctl,
  85                           struct snd_ctl_elem_value *value)
  86 {
  87         struct oxygen *chip = ctl->private_data;
  88         int changed;
  89
  90         mutex_lock(&chip->mutex);
  91         changed = !value->value.integer.value[0] != chip->dac_mute;
  92         if (changed) {
  93                 chip->dac_mute = !value->value.integer.value[0];
  94                 chip->model.update_dac_mute(chip);
  95         }
  96         mutex_unlock(&chip->mutex);
  97         return changed;
  98 }
  99
 100 static unsigned int upmix_item_count(struct oxygen *chip)
 101 {
 102         if (chip->model.dac_channels_pcm < 8)
 103                 return 2;
 104         else if (chip->model.update_center_lfe_mix)
 105                 return 5;
 106         else
 107                 return 3;
 108 }
 109
 110 static int upmix_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
 111 {
 112         static const char *const names[5] = {
 113                 "Front",
 114                 "Front+Surround",
 115                 "Front+Surround+Back",
 116                 "Front+Surround+Center/LFE",
 117                 "Front+Surround+Center/LFE+Back",
 118         };
 119         struct oxygen *chip = ctl->private_data;
 120         unsigned int count = upmix_item_count(chip);
 121
 122         return snd_ctl_enum_info(info, 1, count, names);
 123 }
 124
 125 static int upmix_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 126 {
 127         struct oxygen *chip = ctl->private_data;
 128
 129         mutex_lock(&chip->mutex);
 130         value->value.enumerated.item[0] = chip->dac_routing;
 131         mutex_unlock(&chip->mutex);
 132         return 0;
 133 }
 134
 135 void oxygen_update_dac_routing(struct oxygen *chip)
 136 {
 137         /* DAC 0: front, DAC 1: surround, DAC 2: center/LFE, DAC 3: back */
 138         static const unsigned int reg_values[5] = {
 139                 /* stereo -> front */
 140                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 141                 (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 142                 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 143                 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 144                 /* stereo -> front+surround */
 145                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 146                 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 147                 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 148                 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 149                 /* stereo -> front+surround+back */
 150                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 151                 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 152                 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 153                 (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 154                 /* stereo -> front+surround+center/LFE */
 155                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 156                 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 157                 (0 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 158                 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 159                 /* stereo -> front+surround+center/LFE+back */
 160                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 161                 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 162                 (0 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 163                 (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 164         };
 165         u8 channels;
 166         unsigned int reg_value;
 167
 168         channels = oxygen_read8(chip, OXYGEN_PLAY_CHANNELS) &
 169                 OXYGEN_PLAY_CHANNELS_MASK;
 170         if (channels == OXYGEN_PLAY_CHANNELS_2)
 171                 reg_value = reg_values[chip->dac_routing];
 172         else if (channels == OXYGEN_PLAY_CHANNELS_8)
 173                 /* in 7.1 mode, "rear" channels go to the "back" jack */
 174                 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 175                             (3 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 176                             (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 177                             (1 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
 178         else
 179                 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 180                             (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 181                             (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 182                             (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
 183         if (chip->model.adjust_dac_routing)
 184                 reg_value = chip->model.adjust_dac_routing(chip, reg_value);
 185         oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value,
 186                               OXYGEN_PLAY_DAC0_SOURCE_MASK |
 187                               OXYGEN_PLAY_DAC1_SOURCE_MASK |
 188                               OXYGEN_PLAY_DAC2_SOURCE_MASK |
 189                               OXYGEN_PLAY_DAC3_SOURCE_MASK);
 190         if (chip->model.update_center_lfe_mix)
 191                 chip->model.update_center_lfe_mix(chip, chip->dac_routing > 2);
 192 }
 193 EXPORT_SYMBOL(oxygen_update_dac_routing);
 194
 195 static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 196 {
 197         struct oxygen *chip = ctl->private_data;
 198         unsigned int count = upmix_item_count(chip);
 199         int changed;
 200
 201         if (value->value.enumerated.item[0] >= count)
 202                 return -EINVAL;
 203         mutex_lock(&chip->mutex);
 204         changed = value->value.enumerated.item[0] != chip->dac_routing;
 205         if (changed) {
 206                 chip->dac_routing = value->value.enumerated.item[0];
 207                 oxygen_update_dac_routing(chip);
 208         }
 209         mutex_unlock(&chip->mutex);
 210         return changed;
 211 }
 212
 213 static int spdif_switch_get(struct snd_kcontrol *ctl,
 214                             struct snd_ctl_elem_value *value)
 215 {
 216         struct oxygen *chip = ctl->private_data;
 217
 218         mutex_lock(&chip->mutex);
 219         value->value.integer.value[0] = chip->spdif_playback_enable;
 220         mutex_unlock(&chip->mutex);
 221         return 0;
 222 }
 223
 224 static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate)
 225 {
 226         switch (oxygen_rate) {
 227         case OXYGEN_RATE_32000:
 228                 return IEC958_AES3_CON_FS_32000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 229         case OXYGEN_RATE_44100:
 230                 return IEC958_AES3_CON_FS_44100 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 231         default: /* OXYGEN_RATE_48000 */
 232                 return IEC958_AES3_CON_FS_48000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 233         case OXYGEN_RATE_64000:
 234                 return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT;
 235         case OXYGEN_RATE_88200:
 236                 return IEC958_AES3_CON_FS_88200 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 237         case OXYGEN_RATE_96000:
 238                 return IEC958_AES3_CON_FS_96000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 239         case OXYGEN_RATE_176400:
 240                 return IEC958_AES3_CON_FS_176400 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 241         case OXYGEN_RATE_192000:
 242                 return IEC958_AES3_CON_FS_192000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 243         }
 244 }
 245
 246 void oxygen_update_spdif_source(struct oxygen *chip)
 247 {
 248         u32 old_control, new_control;
 249         u16 old_routing, new_routing;
 250         unsigned int oxygen_rate;
 251
 252         old_control = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
 253         old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING);
 254         if (chip->pcm_active & (1 << PCM_SPDIF)) {
 255                 new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE;
 256                 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
 257                         | OXYGEN_PLAY_SPDIF_SPDIF;
 258                 oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT)
 259                         & OXYGEN_I2S_RATE_MASK;
 260                 /* S/PDIF rate was already set by the caller */
 261         } else if ((chip->pcm_active & (1 << PCM_MULTICH)) &&
 262                    chip->spdif_playback_enable) {
 263                 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
 264                         | OXYGEN_PLAY_SPDIF_MULTICH_01;
 265                 oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
 266                         & OXYGEN_I2S_RATE_MASK;
 267                 new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) |
 268                         (oxygen_rate << OXYGEN_SPDIF_OUT_RATE_SHIFT) |
 269                         OXYGEN_SPDIF_OUT_ENABLE;
 270         } else {
 271                 new_control = old_control & ~OXYGEN_SPDIF_OUT_ENABLE;
 272                 new_routing = old_routing;
 273                 oxygen_rate = OXYGEN_RATE_44100;
 274         }
 275         if (old_routing != new_routing) {
 276                 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL,
 277                                new_control & ~OXYGEN_SPDIF_OUT_ENABLE);
 278                 oxygen_write16(chip, OXYGEN_PLAY_ROUTING, new_routing);
 279         }
 280         if (new_control & OXYGEN_SPDIF_OUT_ENABLE)
 281                 oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS,
 282                                oxygen_spdif_rate(oxygen_rate) |
 283                                ((chip->pcm_active & (1 << PCM_SPDIF)) ?
 284                                 chip->spdif_pcm_bits : chip->spdif_bits));
 285         oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, new_control);
 286 }
 287
 288 static int spdif_switch_put(struct snd_kcontrol *ctl,
 289                             struct snd_ctl_elem_value *value)
 290 {
 291         struct oxygen *chip = ctl->private_data;
 292         int changed;
 293
 294         mutex_lock(&chip->mutex);
 295         changed = value->value.integer.value[0] != chip->spdif_playback_enable;
 296         if (changed) {
 297                 chip->spdif_playback_enable = !!value->value.integer.value[0];
 298                 spin_lock_irq(&chip->reg_lock);
 299                 oxygen_update_spdif_source(chip);
 300                 spin_unlock_irq(&chip->reg_lock);
 301         }
 302         mutex_unlock(&chip->mutex);
 303         return changed;
 304 }
 305
 306 static int spdif_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
 307 {
 308         info->type = SNDRV_CTL_ELEM_TYPE_IEC958;
 309         info->count = 1;
 310         return 0;
 311 }
 312
 313 static void oxygen_to_iec958(u32 bits, struct snd_ctl_elem_value *value)
 314 {
 315         value->value.iec958.status[0] =
 316                 bits & (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
 317                         OXYGEN_SPDIF_PREEMPHASIS);
 318         value->value.iec958.status[1] = /* category and original */
 319                 bits >> OXYGEN_SPDIF_CATEGORY_SHIFT;
 320 }
 321
 322 static u32 iec958_to_oxygen(struct snd_ctl_elem_value *value)
 323 {
 324         u32 bits;
 325
 326         bits = value->value.iec958.status[0] &
 327                 (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
 328                  OXYGEN_SPDIF_PREEMPHASIS);
 329         bits |= value->value.iec958.status[1] << OXYGEN_SPDIF_CATEGORY_SHIFT;
 330         if (bits & OXYGEN_SPDIF_NONAUDIO)
 331                 bits |= OXYGEN_SPDIF_V;
 332         return bits;
 333 }
 334
 335 static inline void write_spdif_bits(struct oxygen *chip, u32 bits)
 336 {
 337         oxygen_write32_masked(chip, OXYGEN_SPDIF_OUTPUT_BITS, bits,
 338                               OXYGEN_SPDIF_NONAUDIO |
 339                               OXYGEN_SPDIF_C |
 340                               OXYGEN_SPDIF_PREEMPHASIS |
 341                               OXYGEN_SPDIF_CATEGORY_MASK |
 342                               OXYGEN_SPDIF_ORIGINAL |
 343                               OXYGEN_SPDIF_V);
 344 }
 345
 346 static int spdif_default_get(struct snd_kcontrol *ctl,
 347                              struct snd_ctl_elem_value *value)
 348 {
 349         struct oxygen *chip = ctl->private_data;
 350
 351         mutex_lock(&chip->mutex);
 352         oxygen_to_iec958(chip->spdif_bits, value);
 353         mutex_unlock(&chip->mutex);
 354         return 0;
 355 }
 356
 357 static int spdif_default_put(struct snd_kcontrol *ctl,
 358                              struct snd_ctl_elem_value *value)
 359 {
 360         struct oxygen *chip = ctl->private_data;
 361         u32 new_bits;
 362         int changed;
 363
 364         new_bits = iec958_to_oxygen(value);
 365         mutex_lock(&chip->mutex);
 366         changed = new_bits != chip->spdif_bits;
 367         if (changed) {
 368                 chip->spdif_bits = new_bits;
 369                 if (!(chip->pcm_active & (1 << PCM_SPDIF)))
 370                         write_spdif_bits(chip, new_bits);
 371         }
 372         mutex_unlock(&chip->mutex);
 373         return changed;
 374 }
 375
 376 static int spdif_mask_get(struct snd_kcontrol *ctl,
 377                           struct snd_ctl_elem_value *value)
 378 {
 379         value->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
 380                 IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS;
 381         value->value.iec958.status[1] =
 382                 IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL;
 383         return 0;
 384 }
 385
 386 static int spdif_pcm_get(struct snd_kcontrol *ctl,
 387                          struct snd_ctl_elem_value *value)
 388 {
 389         struct oxygen *chip = ctl->private_data;
 390
 391         mutex_lock(&chip->mutex);
 392         oxygen_to_iec958(chip->spdif_pcm_bits, value);
 393         mutex_unlock(&chip->mutex);
 394         return 0;
 395 }
 396
 397 static int spdif_pcm_put(struct snd_kcontrol *ctl,
 398                          struct snd_ctl_elem_value *value)
 399 {
 400         struct oxygen *chip = ctl->private_data;
 401         u32 new_bits;
 402         int changed;
 403
 404         new_bits = iec958_to_oxygen(value);
 405         mutex_lock(&chip->mutex);
 406         changed = new_bits != chip->spdif_pcm_bits;
 407         if (changed) {
 408                 chip->spdif_pcm_bits = new_bits;
 409                 if (chip->pcm_active & (1 << PCM_SPDIF))
 410                         write_spdif_bits(chip, new_bits);
 411         }
 412         mutex_unlock(&chip->mutex);
 413         return changed;
 414 }
 415
 416 static int spdif_input_mask_get(struct snd_kcontrol *ctl,
 417                                 struct snd_ctl_elem_value *value)
 418 {
 419         value->value.iec958.status[0] = 0xff;
 420         value->value.iec958.status[1] = 0xff;
 421         value->value.iec958.status[2] = 0xff;
 422         value->value.iec958.status[3] = 0xff;
 423         return 0;
 424 }
 425
 426 static int spdif_input_default_get(struct snd_kcontrol *ctl,
 427                                    struct snd_ctl_elem_value *value)
 428 {
 429         struct oxygen *chip = ctl->private_data;
 430         u32 bits;
 431
 432         bits = oxygen_read32(chip, OXYGEN_SPDIF_INPUT_BITS);
 433         value->value.iec958.status[0] = bits;
 434         value->value.iec958.status[1] = bits >> 8;
 435         value->value.iec958.status[2] = bits >> 16;
 436         value->value.iec958.status[3] = bits >> 24;
 437         return 0;
 438 }
 439
 440 static int spdif_bit_switch_get(struct snd_kcontrol *ctl,
 441                                 struct snd_ctl_elem_value *value)
 442 {
 443         struct oxygen *chip = ctl->private_data;
 444         u32 bit = ctl->private_value;
 445
 446         value->value.integer.value[0] =
 447                 !!(oxygen_read32(chip, OXYGEN_SPDIF_CONTROL) & bit);
 448         return 0;
 449 }
 450
 451 static int spdif_bit_switch_put(struct snd_kcontrol *ctl,
 452                                 struct snd_ctl_elem_value *value)
 453 {
 454         struct oxygen *chip = ctl->private_data;
 455         u32 bit = ctl->private_value;
 456         u32 oldreg, newreg;
 457         int changed;
 458
 459         spin_lock_irq(&chip->reg_lock);
 460         oldreg = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
 461         if (value->value.integer.value[0])
 462                 newreg = oldreg | bit;
 463         else
 464                 newreg = oldreg & ~bit;
 465         changed = newreg != oldreg;
 466         if (changed)
 467                 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, newreg);
 468         spin_unlock_irq(&chip->reg_lock);
 469         return changed;
 470 }
 471
 472 static int monitor_volume_info(struct snd_kcontrol *ctl,
 473                                struct snd_ctl_elem_info *info)
 474 {
 475         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 476         info->count = 1;
 477         info->value.integer.min = 0;
 478         info->value.integer.max = 1;
 479         return 0;
 480 }
 481
 482 static int monitor_get(struct snd_kcontrol *ctl,
 483                        struct snd_ctl_elem_value *value)
 484 {
 485         struct oxygen *chip = ctl->private_data;
 486         u8 bit = ctl->private_value;
 487         int invert = ctl->private_value & (1 << 8);
 488
 489         value->value.integer.value[0] =
 490                 !!invert ^ !!(oxygen_read8(chip, OXYGEN_ADC_MONITOR) & bit);
 491         return 0;
 492 }
 493
 494 static int monitor_put(struct snd_kcontrol *ctl,
 495                        struct snd_ctl_elem_value *value)
 496 {
 497         struct oxygen *chip = ctl->private_data;
 498         u8 bit = ctl->private_value;
 499         int invert = ctl->private_value & (1 << 8);
 500         u8 oldreg, newreg;
 501         int changed;
 502
 503         spin_lock_irq(&chip->reg_lock);
 504         oldreg = oxygen_read8(chip, OXYGEN_ADC_MONITOR);
 505         if ((!!value->value.integer.value[0] ^ !!invert) != 0)
 506                 newreg = oldreg | bit;
 507         else
 508                 newreg = oldreg & ~bit;
 509         changed = newreg != oldreg;
 510         if (changed)
 511                 oxygen_write8(chip, OXYGEN_ADC_MONITOR, newreg);
 512         spin_unlock_irq(&chip->reg_lock);
 513         return changed;
 514 }
 515
 516 static int ac97_switch_get(struct snd_kcontrol *ctl,
 517                            struct snd_ctl_elem_value *value)
 518 {
 519         struct oxygen *chip = ctl->private_data;
 520         unsigned int codec = (ctl->private_value >> 24) & 1;
 521         unsigned int index = ctl->private_value & 0xff;
 522         unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
 523         int invert = ctl->private_value & (1 << 16);
 524         u16 reg;
 525
 526         mutex_lock(&chip->mutex);
 527         reg = oxygen_read_ac97(chip, codec, index);
 528         mutex_unlock(&chip->mutex);
 529         if (!(reg & (1 << bitnr)) ^ !invert)
 530                 value->value.integer.value[0] = 1;
 531         else
 532                 value->value.integer.value[0] = 0;
 533         return 0;
 534 }
 535
 536 static void mute_ac97_ctl(struct oxygen *chip, unsigned int control)
 537 {
 538         unsigned int priv_idx;
 539         u16 value;
 540
 541         if (!chip->controls[control])
 542                 return;
 543         priv_idx = chip->controls[control]->private_value & 0xff;
 544         value = oxygen_read_ac97(chip, 0, priv_idx);
 545         if (!(value & 0x8000)) {
 546                 oxygen_write_ac97(chip, 0, priv_idx, value | 0x8000);
 547                 if (chip->model.ac97_switch)
 548                         chip->model.ac97_switch(chip, priv_idx, 0x8000);
 549                 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
 550                                &chip->controls[control]->id);
 551         }
 552 }
 553
 554 static int ac97_switch_put(struct snd_kcontrol *ctl,
 555                            struct snd_ctl_elem_value *value)
 556 {
 557         struct oxygen *chip = ctl->private_data;
 558         unsigned int codec = (ctl->private_value >> 24) & 1;
 559         unsigned int index = ctl->private_value & 0xff;
 560         unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
 561         int invert = ctl->private_value & (1 << 16);
 562         u16 oldreg, newreg;
 563         int change;
 564
 565         mutex_lock(&chip->mutex);
 566         oldreg = oxygen_read_ac97(chip, codec, index);
 567         newreg = oldreg;
 568         if (!value->value.integer.value[0] ^ !invert)
 569                 newreg |= 1 << bitnr;
 570         else
 571                 newreg &= ~(1 << bitnr);
 572         change = newreg != oldreg;
 573         if (change) {
 574                 oxygen_write_ac97(chip, codec, index, newreg);
 575                 if (codec == 0 && chip->model.ac97_switch)
 576                         chip->model.ac97_switch(chip, index, newreg & 0x8000);
 577                 if (index == AC97_LINE) {
 578                         oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
 579                                                  newreg & 0x8000 ?
 580                                                  CM9780_GPO0 : 0, CM9780_GPO0);
 581                         if (!(newreg & 0x8000)) {
 582                                 mute_ac97_ctl(chip, CONTROL_MIC_CAPTURE_SWITCH);
 583                                 mute_ac97_ctl(chip, CONTROL_CD_CAPTURE_SWITCH);
 584                                 mute_ac97_ctl(chip, CONTROL_AUX_CAPTURE_SWITCH);
 585                         }
 586                 } else if ((index == AC97_MIC || index == AC97_CD ||
 587                             index == AC97_VIDEO || index == AC97_AUX) &&
 588                            bitnr == 15 && !(newreg & 0x8000)) {
 589                         mute_ac97_ctl(chip, CONTROL_LINE_CAPTURE_SWITCH);
 590                         oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
 591                                                  CM9780_GPO0, CM9780_GPO0);
 592                 }
 593         }
 594         mutex_unlock(&chip->mutex);
 595         return change;
 596 }
 597
 598 static int ac97_volume_info(struct snd_kcontrol *ctl,
 599                             struct snd_ctl_elem_info *info)
 600 {
 601         int stereo = (ctl->private_value >> 16) & 1;
 602
 603         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 604         info->count = stereo ? 2 : 1;
 605         info->value.integer.min = 0;
 606         info->value.integer.max = 0x1f;
 607         return 0;
 608 }
 609
 610 static int ac97_volume_get(struct snd_kcontrol *ctl,
 611                            struct snd_ctl_elem_value *value)
 612 {
 613         struct oxygen *chip = ctl->private_data;
 614         unsigned int codec = (ctl->private_value >> 24) & 1;
 615         int stereo = (ctl->private_value >> 16) & 1;
 616         unsigned int index = ctl->private_value & 0xff;
 617         u16 reg;
 618
 619         mutex_lock(&chip->mutex);
 620         reg = oxygen_read_ac97(chip, codec, index);
 621         mutex_unlock(&chip->mutex);
 622         if (!stereo) {
 623                 value->value.integer.value[0] = 31 - (reg & 0x1f);
 624         } else {
 625                 value->value.integer.value[0] = 31 - ((reg >> 8) & 0x1f);
 626                 value->value.integer.value[1] = 31 - (reg & 0x1f);
 627         }
 628         return 0;
 629 }
 630
 631 static int ac97_volume_put(struct snd_kcontrol *ctl,
 632                            struct snd_ctl_elem_value *value)
 633 {
 634         struct oxygen *chip = ctl->private_data;
 635         unsigned int codec = (ctl->private_value >> 24) & 1;
 636         int stereo = (ctl->private_value >> 16) & 1;
 637         unsigned int index = ctl->private_value & 0xff;
 638         u16 oldreg, newreg;
 639         int change;
 640
 641         mutex_lock(&chip->mutex);
 642         oldreg = oxygen_read_ac97(chip, codec, index);
 643         if (!stereo) {
 644                 newreg = oldreg & ~0x1f;
 645                 newreg |= 31 - (value->value.integer.value[0] & 0x1f);
 646         } else {
 647                 newreg = oldreg & ~0x1f1f;
 648                 newreg |= (31 - (value->value.integer.value[0] & 0x1f)) << 8;
 649                 newreg |= 31 - (value->value.integer.value[1] & 0x1f);
 650         }
 651         change = newreg != oldreg;
 652         if (change)
 653                 oxygen_write_ac97(chip, codec, index, newreg);
 654         mutex_unlock(&chip->mutex);
 655         return change;
 656 }
 657
 658 static int mic_fmic_source_info(struct snd_kcontrol *ctl,
 659                            struct snd_ctl_elem_info *info)
 660 {
 661         static const char *const names[] = { "Mic Jack", "Front Panel" };
 662
 663         return snd_ctl_enum_info(info, 1, 2, names);
 664 }
 665
 666 static int mic_fmic_source_get(struct snd_kcontrol *ctl,
 667                                struct snd_ctl_elem_value *value)
 668 {
 669         struct oxygen *chip = ctl->private_data;
 670
 671         mutex_lock(&chip->mutex);
 672         value->value.enumerated.item[0] =
 673                 !!(oxygen_read_ac97(chip, 0, CM9780_JACK) & CM9780_FMIC2MIC);
 674         mutex_unlock(&chip->mutex);
 675         return 0;
 676 }
 677
 678 static int mic_fmic_source_put(struct snd_kcontrol *ctl,
 679                                struct snd_ctl_elem_value *value)
 680 {
 681         struct oxygen *chip = ctl->private_data;
 682         u16 oldreg, newreg;
 683         int change;
 684
 685         mutex_lock(&chip->mutex);
 686         oldreg = oxygen_read_ac97(chip, 0, CM9780_JACK);
 687         if (value->value.enumerated.item[0])
 688                 newreg = oldreg | CM9780_FMIC2MIC;
 689         else
 690                 newreg = oldreg & ~CM9780_FMIC2MIC;
 691         change = newreg != oldreg;
 692         if (change)
 693                 oxygen_write_ac97(chip, 0, CM9780_JACK, newreg);
 694         mutex_unlock(&chip->mutex);
 695         return change;
 696 }
 697
 698 static int ac97_fp_rec_volume_info(struct snd_kcontrol *ctl,
 699                                    struct snd_ctl_elem_info *info)
 700 {
 701         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 702         info->count = 2;
 703         info->value.integer.min = 0;
 704         info->value.integer.max = 7;
 705         return 0;
 706 }
 707
 708 static int ac97_fp_rec_volume_get(struct snd_kcontrol *ctl,
 709                                   struct snd_ctl_elem_value *value)
 710 {
 711         struct oxygen *chip = ctl->private_data;
 712         u16 reg;
 713
 714         mutex_lock(&chip->mutex);
 715         reg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);
 716         mutex_unlock(&chip->mutex);
 717         value->value.integer.value[0] = reg & 7;
 718         value->value.integer.value[1] = (reg >> 8) & 7;
 719         return 0;
 720 }
 721
 722 static int ac97_fp_rec_volume_put(struct snd_kcontrol *ctl,
 723                                   struct snd_ctl_elem_value *value)
 724 {
 725         struct oxygen *chip = ctl->private_data;
 726         u16 oldreg, newreg;
 727         int change;
 728
 729         mutex_lock(&chip->mutex);
 730         oldreg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);
 731         newreg = oldreg & ~0x0707;
 732         newreg = newreg | (value->value.integer.value[0] & 7);
 733         newreg = newreg | ((value->value.integer.value[0] & 7) << 8);
 734         change = newreg != oldreg;
 735         if (change)
 736                 oxygen_write_ac97(chip, 1, AC97_REC_GAIN, newreg);
 737         mutex_unlock(&chip->mutex);
 738         return change;
 739 }
 740
 741 #define AC97_SWITCH(xname, codec, index, bitnr, invert) { \
 742                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 743                 .name = xname, \
 744                 .info = snd_ctl_boolean_mono_info, \
 745                 .get = ac97_switch_get, \
 746                 .put = ac97_switch_put, \
 747                 .private_value = ((codec) << 24) | ((invert) << 16) | \
 748                                  ((bitnr) << 8) | (index), \
 749         }
 750 #define AC97_VOLUME(xname, codec, index, stereo) { \
 751                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 752                 .name = xname, \
 753                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
 754                           SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 755                 .info = ac97_volume_info, \
 756                 .get = ac97_volume_get, \
 757                 .put = ac97_volume_put, \
 758                 .tlv = { .p = ac97_db_scale, }, \
 759                 .private_value = ((codec) << 24) | ((stereo) << 16) | (index), \
 760         }
 761
 762 static DECLARE_TLV_DB_SCALE(monitor_db_scale, -600, 600, 0);
 763 static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
 764 static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0);
 765
 766 static const struct snd_kcontrol_new controls[] = {
 767         {
 768                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 769                 .name = "Master Playback Volume",
 770                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 771                 .info = dac_volume_info,
 772                 .get = dac_volume_get,
 773                 .put = dac_volume_put,
 774         },
 775         {
 776                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 777                 .name = "Master Playback Switch",
 778                 .info = snd_ctl_boolean_mono_info,
 779                 .get = dac_mute_get,
 780                 .put = dac_mute_put,
 781         },
 782         {
 783                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 784                 .name = "Stereo Upmixing",
 785                 .info = upmix_info,
 786                 .get = upmix_get,
 787                 .put = upmix_put,
 788         },
 789 };
 790
 791 static const struct snd_kcontrol_new spdif_output_controls[] = {
 792         {
 793                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 794                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
 795                 .info = snd_ctl_boolean_mono_info,
 796                 .get = spdif_switch_get,
 797                 .put = spdif_switch_put,
 798         },
 799         {
 800                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 801                 .device = 1,
 802                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
 803                 .info = spdif_info,
 804                 .get = spdif_default_get,
 805                 .put = spdif_default_put,
 806         },
 807         {
 808                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 809                 .device = 1,
 810                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
 811                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 812                 .info = spdif_info,
 813                 .get = spdif_mask_get,
 814         },
 815         {
 816                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 817                 .device = 1,
 818                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
 819                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 820                           SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 821                 .info = spdif_info,
 822                 .get = spdif_pcm_get,
 823                 .put = spdif_pcm_put,
 824         },
 825 };
 826
 827 static const struct snd_kcontrol_new spdif_input_controls[] = {
 828         {
 829                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 830                 .device = 1,
 831                 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK),
 832                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 833                 .info = spdif_info,
 834                 .get = spdif_input_mask_get,
 835         },
 836         {
 837                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 838                 .device = 1,
 839                 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
 840                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 841                 .info = spdif_info,
 842                 .get = spdif_input_default_get,
 843         },
 844         {
 845                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 846                 .name = SNDRV_CTL_NAME_IEC958("Loopback ", NONE, SWITCH),
 847                 .info = snd_ctl_boolean_mono_info,
 848                 .get = spdif_bit_switch_get,
 849                 .put = spdif_bit_switch_put,
 850                 .private_value = OXYGEN_SPDIF_LOOPBACK,
 851         },
 852         {
 853                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 854                 .name = SNDRV_CTL_NAME_IEC958("Validity Check ",CAPTURE,SWITCH),
 855                 .info = snd_ctl_boolean_mono_info,
 856                 .get = spdif_bit_switch_get,
 857                 .put = spdif_bit_switch_put,
 858                 .private_value = OXYGEN_SPDIF_SPDVALID,
 859         },
 860 };
 861
 862 static const struct {
 863         unsigned int pcm_dev;
 864         struct snd_kcontrol_new controls[2];
 865 } monitor_controls[] = {
 866         {
 867                 .pcm_dev = CAPTURE_0_FROM_I2S_1,
 868                 .controls = {
 869                         {
 870                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 871                                 .name = "Analog Input Monitor Playback Switch",
 872                                 .info = snd_ctl_boolean_mono_info,
 873                                 .get = monitor_get,
 874                                 .put = monitor_put,
 875                                 .private_value = OXYGEN_ADC_MONITOR_A,
 876                         },
 877                         {
 878                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 879                                 .name = "Analog Input Monitor Playback Volume",
 880                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 881                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 882                                 .info = monitor_volume_info,
 883                                 .get = monitor_get,
 884                                 .put = monitor_put,
 885                                 .private_value = OXYGEN_ADC_MONITOR_A_HALF_VOL
 886                                                 | (1 << 8),
 887                                 .tlv = { .p = monitor_db_scale, },
 888                         },
 889                 },
 890         },
 891         {
 892                 .pcm_dev = CAPTURE_0_FROM_I2S_2,
 893                 .controls = {
 894                         {
 895                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 896                                 .name = "Analog Input Monitor Playback Switch",
 897                                 .info = snd_ctl_boolean_mono_info,
 898                                 .get = monitor_get,
 899                                 .put = monitor_put,
 900                                 .private_value = OXYGEN_ADC_MONITOR_B,
 901                         },
 902                         {
 903                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 904                                 .name = "Analog Input Monitor Playback Volume",
 905                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 906                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 907                                 .info = monitor_volume_info,
 908                                 .get = monitor_get,
 909                                 .put = monitor_put,
 910                                 .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
 911                                                 | (1 << 8),
 912                                 .tlv = { .p = monitor_db_scale, },
 913                         },
 914                 },
 915         },
 916         {
 917                 .pcm_dev = CAPTURE_2_FROM_I2S_2,
 918                 .controls = {
 919                         {
 920                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 921                                 .name = "Analog Input Monitor Playback Switch",
 922                                 .index = 1,
 923                                 .info = snd_ctl_boolean_mono_info,
 924                                 .get = monitor_get,
 925                                 .put = monitor_put,
 926                                 .private_value = OXYGEN_ADC_MONITOR_B,
 927                         },
 928                         {
 929                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 930                                 .name = "Analog Input Monitor Playback Volume",
 931                                 .index = 1,
 932                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 933                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 934                                 .info = monitor_volume_info,
 935                                 .get = monitor_get,
 936                                 .put = monitor_put,
 937                                 .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
 938                                                 | (1 << 8),
 939                                 .tlv = { .p = monitor_db_scale, },
 940                         },
 941                 },
 942         },
 943         {
 944                 .pcm_dev = CAPTURE_3_FROM_I2S_3,
 945                 .controls = {
 946                         {
 947                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 948                                 .name = "Analog Input Monitor Playback Switch",
 949                                 .index = 2,
 950                                 .info = snd_ctl_boolean_mono_info,
 951                                 .get = monitor_get,
 952                                 .put = monitor_put,
 953                                 .private_value = OXYGEN_ADC_MONITOR_C,
 954                         },
 955                         {
 956                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 957                                 .name = "Analog Input Monitor Playback Volume",
 958                                 .index = 2,
 959                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 960                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 961                                 .info = monitor_volume_info,
 962                                 .get = monitor_get,
 963                                 .put = monitor_put,
 964                                 .private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL
 965                                                 | (1 << 8),
 966                                 .tlv = { .p = monitor_db_scale, },
 967                         },
 968                 },
 969         },
 970         {
 971                 .pcm_dev = CAPTURE_1_FROM_SPDIF,
 972                 .controls = {
 973                         {
 974                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 975                                 .name = "Digital Input Monitor Playback Switch",
 976                                 .info = snd_ctl_boolean_mono_info,
 977                                 .get = monitor_get,
 978                                 .put = monitor_put,
 979                                 .private_value = OXYGEN_ADC_MONITOR_C,
 980                         },
 981                         {
 982                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 983                                 .name = "Digital Input Monitor Playback Volume",
 984                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 985                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 986                                 .info = monitor_volume_info,
 987                                 .get = monitor_get,
 988                                 .put = monitor_put,
 989                                 .private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL
 990                                                 | (1 << 8),
 991                                 .tlv = { .p = monitor_db_scale, },
 992                         },
 993                 },
 994         },
 995 };
 996
 997 static const struct snd_kcontrol_new ac97_controls[] = {
 998         AC97_VOLUME("Mic Capture Volume", 0, AC97_MIC, 0),
 999         AC97_SWITCH("Mic Capture Switch", 0, AC97_MIC, 15, 1),
1000         AC97_SWITCH("Mic Boost (+20dB)", 0, AC97_MIC, 6, 0),
1001         {
1002                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1003                 .name = "Mic Source Capture Enum",
1004                 .info = mic_fmic_source_info,
1005                 .get = mic_fmic_source_get,
1006                 .put = mic_fmic_source_put,
1007         },
1008         AC97_SWITCH("Line Capture Switch", 0, AC97_LINE, 15, 1),
1009         AC97_VOLUME("CD Capture Volume", 0, AC97_CD, 1),
1010         AC97_SWITCH("CD Capture Switch", 0, AC97_CD, 15, 1),
1011         AC97_VOLUME("Aux Capture Volume", 0, AC97_AUX, 1),
1012         AC97_SWITCH("Aux Capture Switch", 0, AC97_AUX, 15, 1),
1013 };
1014
1015 static const struct snd_kcontrol_new ac97_fp_controls[] = {
1016         AC97_VOLUME("Front Panel Playback Volume", 1, AC97_HEADPHONE, 1),
1017         AC97_SWITCH("Front Panel Playback Switch", 1, AC97_HEADPHONE, 15, 1),
1018         {
1019                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1020                 .name = "Front Panel Capture Volume",
1021                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1022                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
1023                 .info = ac97_fp_rec_volume_info,
1024                 .get = ac97_fp_rec_volume_get,
1025                 .put = ac97_fp_rec_volume_put,
1026                 .tlv = { .p = ac97_rec_db_scale, },
1027         },
1028         AC97_SWITCH("Front Panel Capture Switch", 1, AC97_REC_GAIN, 15, 1),
1029 };
1030
1031 static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
1032 {
1033         struct oxygen *chip = ctl->private_data;
1034         unsigned int i;
1035
1036         /* I'm too lazy to write a function for each control :-) */
1037         for (i = 0; i < ARRAY_SIZE(chip->controls); ++i)
1038                 chip->controls[i] = NULL;
1039 }
1040
1041 static int add_controls(struct oxygen *chip,
1042                         const struct snd_kcontrol_new controls[],
1043                         unsigned int count)
1044 {
1045         static const char *const known_ctl_names[CONTROL_COUNT] = {
1046                 [CONTROL_SPDIF_PCM] =
1047                         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
1048                 [CONTROL_SPDIF_INPUT_BITS] =
1049                         SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
1050                 [CONTROL_MIC_CAPTURE_SWITCH] = "Mic Capture Switch",
1051                 [CONTROL_LINE_CAPTURE_SWITCH] = "Line Capture Switch",
1052                 [CONTROL_CD_CAPTURE_SWITCH] = "CD Capture Switch",
1053                 [CONTROL_AUX_CAPTURE_SWITCH] = "Aux Capture Switch",
1054         };
1055         unsigned int i, j;
1056         struct snd_kcontrol_new template;
1057         struct snd_kcontrol *ctl;
1058         int err;
1059
1060         for (i = 0; i < count; ++i) {
1061                 template = controls[i];
1062                 if (chip->model.control_filter) {
1063                         err = chip->model.control_filter(&template);
1064                         if (err < 0)
1065                                 return err;
1066                         if (err == 1)
1067                                 continue;
1068                 }
1069                 if (!strcmp(template.name, "Stereo Upmixing") &&
1070                     chip->model.dac_channels_pcm == 2)
1071                         continue;
1072                 if (!strcmp(template.name, "Mic Source Capture Enum") &&
1073                     !(chip->model.device_config & AC97_FMIC_SWITCH))
1074                         continue;
1075                 if (!strncmp(template.name, "CD Capture ", 11) &&
1076                     !(chip->model.device_config & AC97_CD_INPUT))
1077                         continue;
1078                 if (!strcmp(template.name, "Master Playback Volume") &&
1079                     chip->model.dac_tlv) {
1080                         template.tlv.p = chip->model.dac_tlv;
1081                         template.access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1082                 }
1083                 ctl = snd_ctl_new1(&template, chip);
1084                 if (!ctl)
1085                         return -ENOMEM;
1086                 err = snd_ctl_add(chip->card, ctl);
1087                 if (err < 0)
1088                         return err;
1089                 for (j = 0; j < CONTROL_COUNT; ++j)
1090                         if (!strcmp(ctl->id.name, known_ctl_names[j])) {
1091                                 chip->controls[j] = ctl;
1092                                 ctl->private_free = oxygen_any_ctl_free;
1093                         }
1094         }
1095         return 0;
1096 }
1097
1098 int oxygen_mixer_init(struct oxygen *chip)
1099 {
1100         unsigned int i;
1101         int err;
1102
1103         err = add_controls(chip, controls, ARRAY_SIZE(controls));
1104         if (err < 0)
1105                 return err;
1106         if (chip->model.device_config & PLAYBACK_1_TO_SPDIF) {
1107                 err = add_controls(chip, spdif_output_controls,
1108                                    ARRAY_SIZE(spdif_output_controls));
1109                 if (err < 0)
1110                         return err;
1111         }
1112         if (chip->model.device_config & CAPTURE_1_FROM_SPDIF) {
1113                 err = add_controls(chip, spdif_input_controls,
1114                                    ARRAY_SIZE(spdif_input_controls));
1115                 if (err < 0)
1116                         return err;
1117         }
1118         for (i = 0; i < ARRAY_SIZE(monitor_controls); ++i) {
1119                 if (!(chip->model.device_config & monitor_controls[i].pcm_dev))
1120                         continue;
1121                 err = add_controls(chip, monitor_controls[i].controls,
1122                                    ARRAY_SIZE(monitor_controls[i].controls));
1123                 if (err < 0)
1124                         return err;
1125         }
1126         if (chip->has_ac97_0) {
1127                 err = add_controls(chip, ac97_controls,
1128                                    ARRAY_SIZE(ac97_controls));
1129                 if (err < 0)
1130                         return err;
1131         }
1132         if (chip->has_ac97_1) {
1133                 err = add_controls(chip, ac97_fp_controls,
1134                                    ARRAY_SIZE(ac97_fp_controls));
1135                 if (err < 0)
1136                         return err;
1137         }
1138         return chip->model.mixer_init ? chip->model.mixer_init(chip) : 0;
1139 }