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         oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value,
 184                               OXYGEN_PLAY_DAC0_SOURCE_MASK |
 185                               OXYGEN_PLAY_DAC1_SOURCE_MASK |
 186                               OXYGEN_PLAY_DAC2_SOURCE_MASK |
 187                               OXYGEN_PLAY_DAC3_SOURCE_MASK);
 188         if (chip->model.update_center_lfe_mix)
 189                 chip->model.update_center_lfe_mix(chip, chip->dac_routing > 2);
 190 }
 191
 192 static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 193 {
 194         struct oxygen *chip = ctl->private_data;
 195         unsigned int count = upmix_item_count(chip);
 196         int changed;
 197
 198         if (value->value.enumerated.item[0] >= count)
 199                 return -EINVAL;
 200         mutex_lock(&chip->mutex);
 201         changed = value->value.enumerated.item[0] != chip->dac_routing;
 202         if (changed) {
 203                 chip->dac_routing = value->value.enumerated.item[0];
 204                 oxygen_update_dac_routing(chip);
 205         }
 206         mutex_unlock(&chip->mutex);
 207         return changed;
 208 }
 209
 210 static int spdif_switch_get(struct snd_kcontrol *ctl,
 211                             struct snd_ctl_elem_value *value)
 212 {
 213         struct oxygen *chip = ctl->private_data;
 214
 215         mutex_lock(&chip->mutex);
 216         value->value.integer.value[0] = chip->spdif_playback_enable;
 217         mutex_unlock(&chip->mutex);
 218         return 0;
 219 }
 220
 221 static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate)
 222 {
 223         switch (oxygen_rate) {
 224         case OXYGEN_RATE_32000:
 225                 return IEC958_AES3_CON_FS_32000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 226         case OXYGEN_RATE_44100:
 227                 return IEC958_AES3_CON_FS_44100 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 228         default: /* OXYGEN_RATE_48000 */
 229                 return IEC958_AES3_CON_FS_48000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 230         case OXYGEN_RATE_64000:
 231                 return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT;
 232         case OXYGEN_RATE_88200:
 233                 return IEC958_AES3_CON_FS_88200 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 234         case OXYGEN_RATE_96000:
 235                 return IEC958_AES3_CON_FS_96000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 236         case OXYGEN_RATE_176400:
 237                 return IEC958_AES3_CON_FS_176400 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 238         case OXYGEN_RATE_192000:
 239                 return IEC958_AES3_CON_FS_192000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 240         }
 241 }
 242
 243 void oxygen_update_spdif_source(struct oxygen *chip)
 244 {
 245         u32 old_control, new_control;
 246         u16 old_routing, new_routing;
 247         unsigned int oxygen_rate;
 248
 249         old_control = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
 250         old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING);
 251         if (chip->pcm_active & (1 << PCM_SPDIF)) {
 252                 new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE;
 253                 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
 254                         | OXYGEN_PLAY_SPDIF_SPDIF;
 255                 oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT)
 256                         & OXYGEN_I2S_RATE_MASK;
 257                 /* S/PDIF rate was already set by the caller */
 258         } else if ((chip->pcm_active & (1 << PCM_MULTICH)) &&
 259                    chip->spdif_playback_enable) {
 260                 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
 261                         | OXYGEN_PLAY_SPDIF_MULTICH_01;
 262                 oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
 263                         & OXYGEN_I2S_RATE_MASK;
 264                 new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) |
 265                         (oxygen_rate << OXYGEN_SPDIF_OUT_RATE_SHIFT) |
 266                         OXYGEN_SPDIF_OUT_ENABLE;
 267         } else {
 268                 new_control = old_control & ~OXYGEN_SPDIF_OUT_ENABLE;
 269                 new_routing = old_routing;
 270                 oxygen_rate = OXYGEN_RATE_44100;
 271         }
 272         if (old_routing != new_routing) {
 273                 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL,
 274                                new_control & ~OXYGEN_SPDIF_OUT_ENABLE);
 275                 oxygen_write16(chip, OXYGEN_PLAY_ROUTING, new_routing);
 276         }
 277         if (new_control & OXYGEN_SPDIF_OUT_ENABLE)
 278                 oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS,
 279                                oxygen_spdif_rate(oxygen_rate) |
 280                                ((chip->pcm_active & (1 << PCM_SPDIF)) ?
 281                                 chip->spdif_pcm_bits : chip->spdif_bits));
 282         oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, new_control);
 283 }
 284
 285 static int spdif_switch_put(struct snd_kcontrol *ctl,
 286                             struct snd_ctl_elem_value *value)
 287 {
 288         struct oxygen *chip = ctl->private_data;
 289         int changed;
 290
 291         mutex_lock(&chip->mutex);
 292         changed = value->value.integer.value[0] != chip->spdif_playback_enable;
 293         if (changed) {
 294                 chip->spdif_playback_enable = !!value->value.integer.value[0];
 295                 spin_lock_irq(&chip->reg_lock);
 296                 oxygen_update_spdif_source(chip);
 297                 spin_unlock_irq(&chip->reg_lock);
 298         }
 299         mutex_unlock(&chip->mutex);
 300         return changed;
 301 }
 302
 303 static int spdif_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
 304 {
 305         info->type = SNDRV_CTL_ELEM_TYPE_IEC958;
 306         info->count = 1;
 307         return 0;
 308 }
 309
 310 static void oxygen_to_iec958(u32 bits, struct snd_ctl_elem_value *value)
 311 {
 312         value->value.iec958.status[0] =
 313                 bits & (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
 314                         OXYGEN_SPDIF_PREEMPHASIS);
 315         value->value.iec958.status[1] = /* category and original */
 316                 bits >> OXYGEN_SPDIF_CATEGORY_SHIFT;
 317 }
 318
 319 static u32 iec958_to_oxygen(struct snd_ctl_elem_value *value)
 320 {
 321         u32 bits;
 322
 323         bits = value->value.iec958.status[0] &
 324                 (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
 325                  OXYGEN_SPDIF_PREEMPHASIS);
 326         bits |= value->value.iec958.status[1] << OXYGEN_SPDIF_CATEGORY_SHIFT;
 327         if (bits & OXYGEN_SPDIF_NONAUDIO)
 328                 bits |= OXYGEN_SPDIF_V;
 329         return bits;
 330 }
 331
 332 static inline void write_spdif_bits(struct oxygen *chip, u32 bits)
 333 {
 334         oxygen_write32_masked(chip, OXYGEN_SPDIF_OUTPUT_BITS, bits,
 335                               OXYGEN_SPDIF_NONAUDIO |
 336                               OXYGEN_SPDIF_C |
 337                               OXYGEN_SPDIF_PREEMPHASIS |
 338                               OXYGEN_SPDIF_CATEGORY_MASK |
 339                               OXYGEN_SPDIF_ORIGINAL |
 340                               OXYGEN_SPDIF_V);
 341 }
 342
 343 static int spdif_default_get(struct snd_kcontrol *ctl,
 344                              struct snd_ctl_elem_value *value)
 345 {
 346         struct oxygen *chip = ctl->private_data;
 347
 348         mutex_lock(&chip->mutex);
 349         oxygen_to_iec958(chip->spdif_bits, value);
 350         mutex_unlock(&chip->mutex);
 351         return 0;
 352 }
 353
 354 static int spdif_default_put(struct snd_kcontrol *ctl,
 355                              struct snd_ctl_elem_value *value)
 356 {
 357         struct oxygen *chip = ctl->private_data;
 358         u32 new_bits;
 359         int changed;
 360
 361         new_bits = iec958_to_oxygen(value);
 362         mutex_lock(&chip->mutex);
 363         changed = new_bits != chip->spdif_bits;
 364         if (changed) {
 365                 chip->spdif_bits = new_bits;
 366                 if (!(chip->pcm_active & (1 << PCM_SPDIF)))
 367                         write_spdif_bits(chip, new_bits);
 368         }
 369         mutex_unlock(&chip->mutex);
 370         return changed;
 371 }
 372
 373 static int spdif_mask_get(struct snd_kcontrol *ctl,
 374                           struct snd_ctl_elem_value *value)
 375 {
 376         value->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
 377                 IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS;
 378         value->value.iec958.status[1] =
 379                 IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL;
 380         return 0;
 381 }
 382
 383 static int spdif_pcm_get(struct snd_kcontrol *ctl,
 384                          struct snd_ctl_elem_value *value)
 385 {
 386         struct oxygen *chip = ctl->private_data;
 387
 388         mutex_lock(&chip->mutex);
 389         oxygen_to_iec958(chip->spdif_pcm_bits, value);
 390         mutex_unlock(&chip->mutex);
 391         return 0;
 392 }
 393
 394 static int spdif_pcm_put(struct snd_kcontrol *ctl,
 395                          struct snd_ctl_elem_value *value)
 396 {
 397         struct oxygen *chip = ctl->private_data;
 398         u32 new_bits;
 399         int changed;
 400
 401         new_bits = iec958_to_oxygen(value);
 402         mutex_lock(&chip->mutex);
 403         changed = new_bits != chip->spdif_pcm_bits;
 404         if (changed) {
 405                 chip->spdif_pcm_bits = new_bits;
 406                 if (chip->pcm_active & (1 << PCM_SPDIF))
 407                         write_spdif_bits(chip, new_bits);
 408         }
 409         mutex_unlock(&chip->mutex);
 410         return changed;
 411 }
 412
 413 static int spdif_input_mask_get(struct snd_kcontrol *ctl,
 414                                 struct snd_ctl_elem_value *value)
 415 {
 416         value->value.iec958.status[0] = 0xff;
 417         value->value.iec958.status[1] = 0xff;
 418         value->value.iec958.status[2] = 0xff;
 419         value->value.iec958.status[3] = 0xff;
 420         return 0;
 421 }
 422
 423 static int spdif_input_default_get(struct snd_kcontrol *ctl,
 424                                    struct snd_ctl_elem_value *value)
 425 {
 426         struct oxygen *chip = ctl->private_data;
 427         u32 bits;
 428
 429         bits = oxygen_read32(chip, OXYGEN_SPDIF_INPUT_BITS);
 430         value->value.iec958.status[0] = bits;
 431         value->value.iec958.status[1] = bits >> 8;
 432         value->value.iec958.status[2] = bits >> 16;
 433         value->value.iec958.status[3] = bits >> 24;
 434         return 0;
 435 }
 436
 437 static int spdif_bit_switch_get(struct snd_kcontrol *ctl,
 438                                 struct snd_ctl_elem_value *value)
 439 {
 440         struct oxygen *chip = ctl->private_data;
 441         u32 bit = ctl->private_value;
 442
 443         value->value.integer.value[0] =
 444                 !!(oxygen_read32(chip, OXYGEN_SPDIF_CONTROL) & bit);
 445         return 0;
 446 }
 447
 448 static int spdif_bit_switch_put(struct snd_kcontrol *ctl,
 449                                 struct snd_ctl_elem_value *value)
 450 {
 451         struct oxygen *chip = ctl->private_data;
 452         u32 bit = ctl->private_value;
 453         u32 oldreg, newreg;
 454         int changed;
 455
 456         spin_lock_irq(&chip->reg_lock);
 457         oldreg = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
 458         if (value->value.integer.value[0])
 459                 newreg = oldreg | bit;
 460         else
 461                 newreg = oldreg & ~bit;
 462         changed = newreg != oldreg;
 463         if (changed)
 464                 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, newreg);
 465         spin_unlock_irq(&chip->reg_lock);
 466         return changed;
 467 }
 468
 469 static int monitor_volume_info(struct snd_kcontrol *ctl,
 470                                struct snd_ctl_elem_info *info)
 471 {
 472         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 473         info->count = 1;
 474         info->value.integer.min = 0;
 475         info->value.integer.max = 1;
 476         return 0;
 477 }
 478
 479 static int monitor_get(struct snd_kcontrol *ctl,
 480                        struct snd_ctl_elem_value *value)
 481 {
 482         struct oxygen *chip = ctl->private_data;
 483         u8 bit = ctl->private_value;
 484         int invert = ctl->private_value & (1 << 8);
 485
 486         value->value.integer.value[0] =
 487                 !!invert ^ !!(oxygen_read8(chip, OXYGEN_ADC_MONITOR) & bit);
 488         return 0;
 489 }
 490
 491 static int monitor_put(struct snd_kcontrol *ctl,
 492                        struct snd_ctl_elem_value *value)
 493 {
 494         struct oxygen *chip = ctl->private_data;
 495         u8 bit = ctl->private_value;
 496         int invert = ctl->private_value & (1 << 8);
 497         u8 oldreg, newreg;
 498         int changed;
 499
 500         spin_lock_irq(&chip->reg_lock);
 501         oldreg = oxygen_read8(chip, OXYGEN_ADC_MONITOR);
 502         if ((!!value->value.integer.value[0] ^ !!invert) != 0)
 503                 newreg = oldreg | bit;
 504         else
 505                 newreg = oldreg & ~bit;
 506         changed = newreg != oldreg;
 507         if (changed)
 508                 oxygen_write8(chip, OXYGEN_ADC_MONITOR, newreg);
 509         spin_unlock_irq(&chip->reg_lock);
 510         return changed;
 511 }
 512
 513 static int ac97_switch_get(struct snd_kcontrol *ctl,
 514                            struct snd_ctl_elem_value *value)
 515 {
 516         struct oxygen *chip = ctl->private_data;
 517         unsigned int codec = (ctl->private_value >> 24) & 1;
 518         unsigned int index = ctl->private_value & 0xff;
 519         unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
 520         int invert = ctl->private_value & (1 << 16);
 521         u16 reg;
 522
 523         mutex_lock(&chip->mutex);
 524         reg = oxygen_read_ac97(chip, codec, index);
 525         mutex_unlock(&chip->mutex);
 526         if (!(reg & (1 << bitnr)) ^ !invert)
 527                 value->value.integer.value[0] = 1;
 528         else
 529                 value->value.integer.value[0] = 0;
 530         return 0;
 531 }
 532
 533 static void mute_ac97_ctl(struct oxygen *chip, unsigned int control)
 534 {
 535         unsigned int priv_idx;
 536         u16 value;
 537
 538         if (!chip->controls[control])
 539                 return;
 540         priv_idx = chip->controls[control]->private_value & 0xff;
 541         value = oxygen_read_ac97(chip, 0, priv_idx);
 542         if (!(value & 0x8000)) {
 543                 oxygen_write_ac97(chip, 0, priv_idx, value | 0x8000);
 544                 if (chip->model.ac97_switch)
 545                         chip->model.ac97_switch(chip, priv_idx, 0x8000);
 546                 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
 547                                &chip->controls[control]->id);
 548         }
 549 }
 550
 551 static int ac97_switch_put(struct snd_kcontrol *ctl,
 552                            struct snd_ctl_elem_value *value)
 553 {
 554         struct oxygen *chip = ctl->private_data;
 555         unsigned int codec = (ctl->private_value >> 24) & 1;
 556         unsigned int index = ctl->private_value & 0xff;
 557         unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
 558         int invert = ctl->private_value & (1 << 16);
 559         u16 oldreg, newreg;
 560         int change;
 561
 562         mutex_lock(&chip->mutex);
 563         oldreg = oxygen_read_ac97(chip, codec, index);
 564         newreg = oldreg;
 565         if (!value->value.integer.value[0] ^ !invert)
 566                 newreg |= 1 << bitnr;
 567         else
 568                 newreg &= ~(1 << bitnr);
 569         change = newreg != oldreg;
 570         if (change) {
 571                 oxygen_write_ac97(chip, codec, index, newreg);
 572                 if (codec == 0 && chip->model.ac97_switch)
 573                         chip->model.ac97_switch(chip, index, newreg & 0x8000);
 574                 if (index == AC97_LINE) {
 575                         oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
 576                                                  newreg & 0x8000 ?
 577                                                  CM9780_GPO0 : 0, CM9780_GPO0);
 578                         if (!(newreg & 0x8000)) {
 579                                 mute_ac97_ctl(chip, CONTROL_MIC_CAPTURE_SWITCH);
 580                                 mute_ac97_ctl(chip, CONTROL_CD_CAPTURE_SWITCH);
 581                                 mute_ac97_ctl(chip, CONTROL_AUX_CAPTURE_SWITCH);
 582                         }
 583                 } else if ((index == AC97_MIC || index == AC97_CD ||
 584                             index == AC97_VIDEO || index == AC97_AUX) &&
 585                            bitnr == 15 && !(newreg & 0x8000)) {
 586                         mute_ac97_ctl(chip, CONTROL_LINE_CAPTURE_SWITCH);
 587                         oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
 588                                                  CM9780_GPO0, CM9780_GPO0);
 589                 }
 590         }
 591         mutex_unlock(&chip->mutex);
 592         return change;
 593 }
 594
 595 static int ac97_volume_info(struct snd_kcontrol *ctl,
 596                             struct snd_ctl_elem_info *info)
 597 {
 598         int stereo = (ctl->private_value >> 16) & 1;
 599
 600         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 601         info->count = stereo ? 2 : 1;
 602         info->value.integer.min = 0;
 603         info->value.integer.max = 0x1f;
 604         return 0;
 605 }
 606
 607 static int ac97_volume_get(struct snd_kcontrol *ctl,
 608                            struct snd_ctl_elem_value *value)
 609 {
 610         struct oxygen *chip = ctl->private_data;
 611         unsigned int codec = (ctl->private_value >> 24) & 1;
 612         int stereo = (ctl->private_value >> 16) & 1;
 613         unsigned int index = ctl->private_value & 0xff;
 614         u16 reg;
 615
 616         mutex_lock(&chip->mutex);
 617         reg = oxygen_read_ac97(chip, codec, index);
 618         mutex_unlock(&chip->mutex);
 619         value->value.integer.value[0] = 31 - (reg & 0x1f);
 620         if (stereo)
 621                 value->value.integer.value[1] = 31 - ((reg >> 8) & 0x1f);
 622         return 0;
 623 }
 624
 625 static int ac97_volume_put(struct snd_kcontrol *ctl,
 626                            struct snd_ctl_elem_value *value)
 627 {
 628         struct oxygen *chip = ctl->private_data;
 629         unsigned int codec = (ctl->private_value >> 24) & 1;
 630         int stereo = (ctl->private_value >> 16) & 1;
 631         unsigned int index = ctl->private_value & 0xff;
 632         u16 oldreg, newreg;
 633         int change;
 634
 635         mutex_lock(&chip->mutex);
 636         oldreg = oxygen_read_ac97(chip, codec, index);
 637         newreg = oldreg;
 638         newreg = (newreg & ~0x1f) |
 639                 (31 - (value->value.integer.value[0] & 0x1f));
 640         if (stereo)
 641                 newreg = (newreg & ~0x1f00) |
 642                         ((31 - (value->value.integer.value[1] & 0x1f)) << 8);
 643         else
 644                 newreg = (newreg & ~0x1f00) | ((newreg & 0x1f) << 8);
 645         change = newreg != oldreg;
 646         if (change)
 647                 oxygen_write_ac97(chip, codec, index, newreg);
 648         mutex_unlock(&chip->mutex);
 649         return change;
 650 }
 651
 652 static int mic_fmic_source_info(struct snd_kcontrol *ctl,
 653                            struct snd_ctl_elem_info *info)
 654 {
 655         static const char *const names[] = { "Mic Jack", "Front Panel" };
 656
 657         return snd_ctl_enum_info(info, 1, 2, names);
 658 }
 659
 660 static int mic_fmic_source_get(struct snd_kcontrol *ctl,
 661                                struct snd_ctl_elem_value *value)
 662 {
 663         struct oxygen *chip = ctl->private_data;
 664
 665         mutex_lock(&chip->mutex);
 666         value->value.enumerated.item[0] =
 667                 !!(oxygen_read_ac97(chip, 0, CM9780_JACK) & CM9780_FMIC2MIC);
 668         mutex_unlock(&chip->mutex);
 669         return 0;
 670 }
 671
 672 static int mic_fmic_source_put(struct snd_kcontrol *ctl,
 673                                struct snd_ctl_elem_value *value)
 674 {
 675         struct oxygen *chip = ctl->private_data;
 676         u16 oldreg, newreg;
 677         int change;
 678
 679         mutex_lock(&chip->mutex);
 680         oldreg = oxygen_read_ac97(chip, 0, CM9780_JACK);
 681         if (value->value.enumerated.item[0])
 682                 newreg = oldreg | CM9780_FMIC2MIC;
 683         else
 684                 newreg = oldreg & ~CM9780_FMIC2MIC;
 685         change = newreg != oldreg;
 686         if (change)
 687                 oxygen_write_ac97(chip, 0, CM9780_JACK, newreg);
 688         mutex_unlock(&chip->mutex);
 689         return change;
 690 }
 691
 692 static int ac97_fp_rec_volume_info(struct snd_kcontrol *ctl,
 693                                    struct snd_ctl_elem_info *info)
 694 {
 695         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 696         info->count = 2;
 697         info->value.integer.min = 0;
 698         info->value.integer.max = 7;
 699         return 0;
 700 }
 701
 702 static int ac97_fp_rec_volume_get(struct snd_kcontrol *ctl,
 703                                   struct snd_ctl_elem_value *value)
 704 {
 705         struct oxygen *chip = ctl->private_data;
 706         u16 reg;
 707
 708         mutex_lock(&chip->mutex);
 709         reg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);
 710         mutex_unlock(&chip->mutex);
 711         value->value.integer.value[0] = reg & 7;
 712         value->value.integer.value[1] = (reg >> 8) & 7;
 713         return 0;
 714 }
 715
 716 static int ac97_fp_rec_volume_put(struct snd_kcontrol *ctl,
 717                                   struct snd_ctl_elem_value *value)
 718 {
 719         struct oxygen *chip = ctl->private_data;
 720         u16 oldreg, newreg;
 721         int change;
 722
 723         mutex_lock(&chip->mutex);
 724         oldreg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);
 725         newreg = oldreg & ~0x0707;
 726         newreg = newreg | (value->value.integer.value[0] & 7);
 727         newreg = newreg | ((value->value.integer.value[0] & 7) << 8);
 728         change = newreg != oldreg;
 729         if (change)
 730                 oxygen_write_ac97(chip, 1, AC97_REC_GAIN, newreg);
 731         mutex_unlock(&chip->mutex);
 732         return change;
 733 }
 734
 735 #define AC97_SWITCH(xname, codec, index, bitnr, invert) { \
 736                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 737                 .name = xname, \
 738                 .info = snd_ctl_boolean_mono_info, \
 739                 .get = ac97_switch_get, \
 740                 .put = ac97_switch_put, \
 741                 .private_value = ((codec) << 24) | ((invert) << 16) | \
 742                                  ((bitnr) << 8) | (index), \
 743         }
 744 #define AC97_VOLUME(xname, codec, index, stereo) { \
 745                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 746                 .name = xname, \
 747                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
 748                           SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 749                 .info = ac97_volume_info, \
 750                 .get = ac97_volume_get, \
 751                 .put = ac97_volume_put, \
 752                 .tlv = { .p = ac97_db_scale, }, \
 753                 .private_value = ((codec) << 24) | ((stereo) << 16) | (index), \
 754         }
 755
 756 static DECLARE_TLV_DB_SCALE(monitor_db_scale, -600, 600, 0);
 757 static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
 758 static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0);
 759
 760 static const struct snd_kcontrol_new controls[] = {
 761         {
 762                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 763                 .name = "Master Playback Volume",
 764                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 765                 .info = dac_volume_info,
 766                 .get = dac_volume_get,
 767                 .put = dac_volume_put,
 768         },
 769         {
 770                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 771                 .name = "Master Playback Switch",
 772                 .info = snd_ctl_boolean_mono_info,
 773                 .get = dac_mute_get,
 774                 .put = dac_mute_put,
 775         },
 776         {
 777                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 778                 .name = "Stereo Upmixing",
 779                 .info = upmix_info,
 780                 .get = upmix_get,
 781                 .put = upmix_put,
 782         },
 783         {
 784                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 785                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
 786                 .info = snd_ctl_boolean_mono_info,
 787                 .get = spdif_switch_get,
 788                 .put = spdif_switch_put,
 789         },
 790         {
 791                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 792                 .device = 1,
 793                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
 794                 .info = spdif_info,
 795                 .get = spdif_default_get,
 796                 .put = spdif_default_put,
 797         },
 798         {
 799                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 800                 .device = 1,
 801                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
 802                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 803                 .info = spdif_info,
 804                 .get = spdif_mask_get,
 805         },
 806         {
 807                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 808                 .device = 1,
 809                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
 810                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 811                           SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 812                 .info = spdif_info,
 813                 .get = spdif_pcm_get,
 814                 .put = spdif_pcm_put,
 815         },
 816 };
 817
 818 static const struct snd_kcontrol_new spdif_input_controls[] = {
 819         {
 820                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 821                 .device = 1,
 822                 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK),
 823                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 824                 .info = spdif_info,
 825                 .get = spdif_input_mask_get,
 826         },
 827         {
 828                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 829                 .device = 1,
 830                 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
 831                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 832                 .info = spdif_info,
 833                 .get = spdif_input_default_get,
 834         },
 835         {
 836                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 837                 .name = SNDRV_CTL_NAME_IEC958("Loopback ", NONE, SWITCH),
 838                 .info = snd_ctl_boolean_mono_info,
 839                 .get = spdif_bit_switch_get,
 840                 .put = spdif_bit_switch_put,
 841                 .private_value = OXYGEN_SPDIF_LOOPBACK,
 842         },
 843         {
 844                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 845                 .name = SNDRV_CTL_NAME_IEC958("Validity Check ",CAPTURE,SWITCH),
 846                 .info = snd_ctl_boolean_mono_info,
 847                 .get = spdif_bit_switch_get,
 848                 .put = spdif_bit_switch_put,
 849                 .private_value = OXYGEN_SPDIF_SPDVALID,
 850         },
 851 };
 852
 853 static const struct {
 854         unsigned int pcm_dev;
 855         struct snd_kcontrol_new controls[2];
 856 } monitor_controls[] = {
 857         {
 858                 .pcm_dev = CAPTURE_0_FROM_I2S_1,
 859                 .controls = {
 860                         {
 861                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 862                                 .name = "Analog Input Monitor Playback Switch",
 863                                 .info = snd_ctl_boolean_mono_info,
 864                                 .get = monitor_get,
 865                                 .put = monitor_put,
 866                                 .private_value = OXYGEN_ADC_MONITOR_A,
 867                         },
 868                         {
 869                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 870                                 .name = "Analog Input Monitor Playback Volume",
 871                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 872                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 873                                 .info = monitor_volume_info,
 874                                 .get = monitor_get,
 875                                 .put = monitor_put,
 876                                 .private_value = OXYGEN_ADC_MONITOR_A_HALF_VOL
 877                                                 | (1 << 8),
 878                                 .tlv = { .p = monitor_db_scale, },
 879                         },
 880                 },
 881         },
 882         {
 883                 .pcm_dev = CAPTURE_0_FROM_I2S_2,
 884                 .controls = {
 885                         {
 886                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 887                                 .name = "Analog Input Monitor Playback Switch",
 888                                 .info = snd_ctl_boolean_mono_info,
 889                                 .get = monitor_get,
 890                                 .put = monitor_put,
 891                                 .private_value = OXYGEN_ADC_MONITOR_B,
 892                         },
 893                         {
 894                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 895                                 .name = "Analog Input Monitor Playback Volume",
 896                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 897                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 898                                 .info = monitor_volume_info,
 899                                 .get = monitor_get,
 900                                 .put = monitor_put,
 901                                 .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
 902                                                 | (1 << 8),
 903                                 .tlv = { .p = monitor_db_scale, },
 904                         },
 905                 },
 906         },
 907         {
 908                 .pcm_dev = CAPTURE_2_FROM_I2S_2,
 909                 .controls = {
 910                         {
 911                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 912                                 .name = "Analog Input Monitor Playback Switch",
 913                                 .index = 1,
 914                                 .info = snd_ctl_boolean_mono_info,
 915                                 .get = monitor_get,
 916                                 .put = monitor_put,
 917                                 .private_value = OXYGEN_ADC_MONITOR_B,
 918                         },
 919                         {
 920                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 921                                 .name = "Analog Input Monitor Playback Volume",
 922                                 .index = 1,
 923                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 924                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 925                                 .info = monitor_volume_info,
 926                                 .get = monitor_get,
 927                                 .put = monitor_put,
 928                                 .private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL
 929                                                 | (1 << 8),
 930                                 .tlv = { .p = monitor_db_scale, },
 931                         },
 932                 },
 933         },
 934         {
 935                 .pcm_dev = CAPTURE_1_FROM_SPDIF,
 936                 .controls = {
 937                         {
 938                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 939                                 .name = "Digital Input Monitor Playback Switch",
 940                                 .info = snd_ctl_boolean_mono_info,
 941                                 .get = monitor_get,
 942                                 .put = monitor_put,
 943                                 .private_value = OXYGEN_ADC_MONITOR_C,
 944                         },
 945                         {
 946                                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 947                                 .name = "Digital Input Monitor Playback Volume",
 948                                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 949                                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 950                                 .info = monitor_volume_info,
 951                                 .get = monitor_get,
 952                                 .put = monitor_put,
 953                                 .private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL
 954                                                 | (1 << 8),
 955                                 .tlv = { .p = monitor_db_scale, },
 956                         },
 957                 },
 958         },
 959 };
 960
 961 static const struct snd_kcontrol_new ac97_controls[] = {
 962         AC97_VOLUME("Mic Capture Volume", 0, AC97_MIC, 0),
 963         AC97_SWITCH("Mic Capture Switch", 0, AC97_MIC, 15, 1),
 964         AC97_SWITCH("Mic Boost (+20dB)", 0, AC97_MIC, 6, 0),
 965         {
 966                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 967                 .name = "Mic Source Capture Enum",
 968                 .info = mic_fmic_source_info,
 969                 .get = mic_fmic_source_get,
 970                 .put = mic_fmic_source_put,
 971         },
 972         AC97_SWITCH("Line Capture Switch", 0, AC97_LINE, 15, 1),
 973         AC97_VOLUME("CD Capture Volume", 0, AC97_CD, 1),
 974         AC97_SWITCH("CD Capture Switch", 0, AC97_CD, 15, 1),
 975         AC97_VOLUME("Aux Capture Volume", 0, AC97_AUX, 1),
 976         AC97_SWITCH("Aux Capture Switch", 0, AC97_AUX, 15, 1),
 977 };
 978
 979 static const struct snd_kcontrol_new ac97_fp_controls[] = {
 980         AC97_VOLUME("Front Panel Playback Volume", 1, AC97_HEADPHONE, 1),
 981         AC97_SWITCH("Front Panel Playback Switch", 1, AC97_HEADPHONE, 15, 1),
 982         {
 983                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 984                 .name = "Front Panel Capture Volume",
 985                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 986                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
 987                 .info = ac97_fp_rec_volume_info,
 988                 .get = ac97_fp_rec_volume_get,
 989                 .put = ac97_fp_rec_volume_put,
 990                 .tlv = { .p = ac97_rec_db_scale, },
 991         },
 992         AC97_SWITCH("Front Panel Capture Switch", 1, AC97_REC_GAIN, 15, 1),
 993 };
 994
 995 static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
 996 {
 997         struct oxygen *chip = ctl->private_data;
 998         unsigned int i;
 999
1000         /* I'm too lazy to write a function for each control :-) */
1001         for (i = 0; i < ARRAY_SIZE(chip->controls); ++i)
1002                 chip->controls[i] = NULL;
1003 }
1004
1005 static int add_controls(struct oxygen *chip,
1006                         const struct snd_kcontrol_new controls[],
1007                         unsigned int count)
1008 {
1009         static const char *const known_ctl_names[CONTROL_COUNT] = {
1010                 [CONTROL_SPDIF_PCM] =
1011                         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
1012                 [CONTROL_SPDIF_INPUT_BITS] =
1013                         SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
1014                 [CONTROL_MIC_CAPTURE_SWITCH] = "Mic Capture Switch",
1015                 [CONTROL_LINE_CAPTURE_SWITCH] = "Line Capture Switch",
1016                 [CONTROL_CD_CAPTURE_SWITCH] = "CD Capture Switch",
1017                 [CONTROL_AUX_CAPTURE_SWITCH] = "Aux Capture Switch",
1018         };
1019         unsigned int i, j;
1020         struct snd_kcontrol_new template;
1021         struct snd_kcontrol *ctl;
1022         int err;
1023
1024         for (i = 0; i < count; ++i) {
1025                 template = controls[i];
1026                 if (chip->model.control_filter) {
1027                         err = chip->model.control_filter(&template);
1028                         if (err < 0)
1029                                 return err;
1030                         if (err == 1)
1031                                 continue;
1032                 }
1033                 if (!strcmp(template.name, "Stereo Upmixing") &&
1034                     chip->model.dac_channels_pcm == 2)
1035                         continue;
1036                 if (!strcmp(template.name, "Mic Source Capture Enum") &&
1037                     !(chip->model.device_config & AC97_FMIC_SWITCH))
1038                         continue;
1039                 if (!strncmp(template.name, "CD Capture ", 11) &&
1040                     !(chip->model.device_config & AC97_CD_INPUT))
1041                         continue;
1042                 if (!strcmp(template.name, "Master Playback Volume") &&
1043                     chip->model.dac_tlv) {
1044                         template.tlv.p = chip->model.dac_tlv;
1045                         template.access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1046                 }
1047                 ctl = snd_ctl_new1(&template, chip);
1048                 if (!ctl)
1049                         return -ENOMEM;
1050                 err = snd_ctl_add(chip->card, ctl);
1051                 if (err < 0)
1052                         return err;
1053                 for (j = 0; j < CONTROL_COUNT; ++j)
1054                         if (!strcmp(ctl->id.name, known_ctl_names[j])) {
1055                                 chip->controls[j] = ctl;
1056                                 ctl->private_free = oxygen_any_ctl_free;
1057                         }
1058         }
1059         return 0;
1060 }
1061
1062 int oxygen_mixer_init(struct oxygen *chip)
1063 {
1064         unsigned int i;
1065         int err;
1066
1067         err = add_controls(chip, controls, ARRAY_SIZE(controls));
1068         if (err < 0)
1069                 return err;
1070         if (chip->model.device_config & CAPTURE_1_FROM_SPDIF) {
1071                 err = add_controls(chip, spdif_input_controls,
1072                                    ARRAY_SIZE(spdif_input_controls));
1073                 if (err < 0)
1074                         return err;
1075         }
1076         for (i = 0; i < ARRAY_SIZE(monitor_controls); ++i) {
1077                 if (!(chip->model.device_config & monitor_controls[i].pcm_dev))
1078                         continue;
1079                 err = add_controls(chip, monitor_controls[i].controls,
1080                                    ARRAY_SIZE(monitor_controls[i].controls));
1081                 if (err < 0)
1082                         return err;
1083         }
1084         if (chip->has_ac97_0) {
1085                 err = add_controls(chip, ac97_controls,
1086                                    ARRAY_SIZE(ac97_controls));
1087                 if (err < 0)
1088                         return err;
1089         }
1090         if (chip->has_ac97_1) {
1091                 err = add_controls(chip, ac97_fp_controls,
1092                                    ARRAY_SIZE(ac97_fp_controls));
1093                 if (err < 0)
1094                         return err;
1095         }
1096         return chip->model.mixer_init ? chip->model.mixer_init(chip) : 0;
1097 }