SAFE public projects git trees. - safe/jmp/linux-2.6/blob - 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
  27 static int dac_volume_info(struct snd_kcontrol *ctl,
  28                            struct snd_ctl_elem_info *info)
  29 {
  30         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
  31         info->count = 8;
  32         info->value.integer.min = 0;
  33         info->value.integer.max = 0xff;
  34         return 0;
  35 }
  36
  37 static int dac_volume_get(struct snd_kcontrol *ctl,
  38                           struct snd_ctl_elem_value *value)
  39 {
  40         struct oxygen *chip = ctl->private_data;
  41         unsigned int i;
  42
  43         mutex_lock(&chip->mutex);
  44         for (i = 0; i < 8; ++i)
  45                 value->value.integer.value[i] = chip->dac_volume[i];
  46         mutex_unlock(&chip->mutex);
  47         return 0;
  48 }
  49
  50 static int dac_volume_put(struct snd_kcontrol *ctl,
  51                           struct snd_ctl_elem_value *value)
  52 {
  53         struct oxygen *chip = ctl->private_data;
  54         unsigned int i;
  55         int changed;
  56
  57         changed = 0;
  58         mutex_lock(&chip->mutex);
  59         for (i = 0; i < 8; ++i)
  60                 if (value->value.integer.value[i] != chip->dac_volume[i]) {
  61                         chip->dac_volume[i] = value->value.integer.value[i];
  62                         changed = 1;
  63                 }
  64         if (changed)
  65                 chip->model->update_dac_volume(chip);
  66         mutex_unlock(&chip->mutex);
  67         return changed;
  68 }
  69
  70 static int dac_mute_get(struct snd_kcontrol *ctl,
  71                         struct snd_ctl_elem_value *value)
  72 {
  73         struct oxygen *chip = ctl->private_data;
  74
  75         mutex_lock(&chip->mutex);
  76         value->value.integer.value[0] = !chip->dac_mute;
  77         mutex_unlock(&chip->mutex);
  78         return 0;
  79 }
  80
  81 static int dac_mute_put(struct snd_kcontrol *ctl,
  82                           struct snd_ctl_elem_value *value)
  83 {
  84         struct oxygen *chip = ctl->private_data;
  85         int changed;
  86
  87         mutex_lock(&chip->mutex);
  88         changed = !value->value.integer.value[0] != chip->dac_mute;
  89         if (changed) {
  90                 chip->dac_mute = !value->value.integer.value[0];
  91                 chip->model->update_dac_mute(chip);
  92         }
  93         mutex_unlock(&chip->mutex);
  94         return changed;
  95 }
  96
  97 static int upmix_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
  98 {
  99         static const char *const names[3] = {
 100                 "Front", "Front+Surround", "Front+Surround+Back"
 101         };
 102         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 103         info->count = 1;
 104         info->value.enumerated.items = 3;
 105         if (info->value.enumerated.item > 2)
 106                 info->value.enumerated.item = 2;
 107         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 108         return 0;
 109 }
 110
 111 static int upmix_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 112 {
 113         struct oxygen *chip = ctl->private_data;
 114
 115         mutex_lock(&chip->mutex);
 116         value->value.enumerated.item[0] = chip->dac_routing;
 117         mutex_unlock(&chip->mutex);
 118         return 0;
 119 }
 120
 121 void oxygen_update_dac_routing(struct oxygen *chip)
 122 {
 123         /* DAC 0: front, DAC 1: surround, DAC 2: center/LFE, DAC 3: back */
 124         static const unsigned int reg_values[3] = {
 125                 /* stereo -> front */
 126                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 127                 (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 128                 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 129                 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 130                 /* stereo -> front+surround */
 131                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 132                 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 133                 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 134                 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 135                 /* stereo -> front+surround+back */
 136                 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 137                 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 138                 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 139                 (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
 140         };
 141         u8 channels;
 142         unsigned int reg_value;
 143
 144         channels = oxygen_read8(chip, OXYGEN_PLAY_CHANNELS) &
 145                 OXYGEN_PLAY_CHANNELS_MASK;
 146         if (channels == OXYGEN_PLAY_CHANNELS_2)
 147                 reg_value = reg_values[chip->dac_routing];
 148         else if (channels == OXYGEN_PLAY_CHANNELS_8)
 149                 /* in 7.1 mode, "rear" channels go to the "back" jack */
 150                 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 151                             (3 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 152                             (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 153                             (1 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
 154         else
 155                 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
 156                             (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
 157                             (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
 158                             (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
 159         oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value,
 160                               OXYGEN_PLAY_DAC0_SOURCE_MASK |
 161                               OXYGEN_PLAY_DAC1_SOURCE_MASK |
 162                               OXYGEN_PLAY_DAC2_SOURCE_MASK |
 163                               OXYGEN_PLAY_DAC3_SOURCE_MASK);
 164 }
 165
 166 static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 167 {
 168         struct oxygen *chip = ctl->private_data;
 169         int changed;
 170
 171         mutex_lock(&chip->mutex);
 172         changed = value->value.enumerated.item[0] != chip->dac_routing;
 173         if (changed) {
 174                 chip->dac_routing = min(value->value.enumerated.item[0], 2u);
 175                 spin_lock_irq(&chip->reg_lock);
 176                 oxygen_update_dac_routing(chip);
 177                 spin_unlock_irq(&chip->reg_lock);
 178         }
 179         mutex_unlock(&chip->mutex);
 180         return changed;
 181 }
 182
 183 static int spdif_switch_get(struct snd_kcontrol *ctl,
 184                             struct snd_ctl_elem_value *value)
 185 {
 186         struct oxygen *chip = ctl->private_data;
 187
 188         mutex_lock(&chip->mutex);
 189         value->value.integer.value[0] = chip->spdif_playback_enable;
 190         mutex_unlock(&chip->mutex);
 191         return 0;
 192 }
 193
 194 static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate)
 195 {
 196         switch (oxygen_rate) {
 197         case OXYGEN_RATE_32000:
 198                 return IEC958_AES3_CON_FS_32000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 199         case OXYGEN_RATE_44100:
 200                 return IEC958_AES3_CON_FS_44100 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 201         default: /* OXYGEN_RATE_48000 */
 202                 return IEC958_AES3_CON_FS_48000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 203         case OXYGEN_RATE_64000:
 204                 return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT;
 205         case OXYGEN_RATE_88200:
 206                 return 0x8 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 207         case OXYGEN_RATE_96000:
 208                 return 0xa << OXYGEN_SPDIF_CS_RATE_SHIFT;
 209         case OXYGEN_RATE_176400:
 210                 return 0xc << OXYGEN_SPDIF_CS_RATE_SHIFT;
 211         case OXYGEN_RATE_192000:
 212                 return 0xe << OXYGEN_SPDIF_CS_RATE_SHIFT;
 213         }
 214 }
 215
 216 void oxygen_update_spdif_source(struct oxygen *chip)
 217 {
 218         u32 old_control, new_control;
 219         u16 old_routing, new_routing;
 220         unsigned int oxygen_rate;
 221
 222         old_control = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL);
 223         old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING);
 224         if (chip->pcm_active & (1 << PCM_SPDIF)) {
 225                 new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE;
 226                 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
 227                         | OXYGEN_PLAY_SPDIF_SPDIF;
 228                 oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT)
 229                         & OXYGEN_I2S_RATE_MASK;
 230                 /* S/PDIF rate was already set by the caller */
 231         } else if ((chip->pcm_active & (1 << PCM_MULTICH)) &&
 232                    chip->spdif_playback_enable) {
 233                 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
 234                         | OXYGEN_PLAY_SPDIF_MULTICH_01;
 235                 oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
 236                         & OXYGEN_I2S_RATE_MASK;
 237                 new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) |
 238                         (oxygen_rate << OXYGEN_SPDIF_OUT_RATE_SHIFT) |
 239                         OXYGEN_SPDIF_OUT_ENABLE;
 240         } else {
 241                 new_control = old_control & ~OXYGEN_SPDIF_OUT_ENABLE;
 242                 new_routing = old_routing;
 243                 oxygen_rate = OXYGEN_RATE_44100;
 244         }
 245         if (old_routing != new_routing) {
 246                 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL,
 247                                new_control & ~OXYGEN_SPDIF_OUT_ENABLE);
 248                 oxygen_write16(chip, OXYGEN_PLAY_ROUTING, new_routing);
 249         }
 250         if (new_control & OXYGEN_SPDIF_OUT_ENABLE)
 251                 oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS,
 252                                oxygen_spdif_rate(oxygen_rate) |
 253                                ((chip->pcm_active & (1 << PCM_SPDIF)) ?
 254                                 chip->spdif_pcm_bits : chip->spdif_bits));
 255         oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, new_control);
 256 }
 257
 258 static int spdif_switch_put(struct snd_kcontrol *ctl,
 259                             struct snd_ctl_elem_value *value)
 260 {
 261         struct oxygen *chip = ctl->private_data;
 262         int changed;
 263
 264         mutex_lock(&chip->mutex);
 265         changed = value->value.integer.value[0] != chip->spdif_playback_enable;
 266         if (changed) {
 267                 chip->spdif_playback_enable = !!value->value.integer.value[0];
 268                 spin_lock_irq(&chip->reg_lock);
 269                 oxygen_update_spdif_source(chip);
 270                 spin_unlock_irq(&chip->reg_lock);
 271         }
 272         mutex_unlock(&chip->mutex);
 273         return changed;
 274 }
 275
 276 static int spdif_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
 277 {
 278         info->type = SNDRV_CTL_ELEM_TYPE_IEC958;
 279         info->count = 1;
 280         return 0;
 281 }
 282
 283 static void oxygen_to_iec958(u32 bits, struct snd_ctl_elem_value *value)
 284 {
 285         value->value.iec958.status[0] =
 286                 bits & (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
 287                         OXYGEN_SPDIF_PREEMPHASIS);
 288         value->value.iec958.status[1] = /* category and original */
 289                 bits >> OXYGEN_SPDIF_CATEGORY_SHIFT;
 290 }
 291
 292 static u32 iec958_to_oxygen(struct snd_ctl_elem_value *value)
 293 {
 294         u32 bits;
 295
 296         bits = value->value.iec958.status[0] &
 297                 (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C |
 298                  OXYGEN_SPDIF_PREEMPHASIS);
 299         bits |= value->value.iec958.status[1] << OXYGEN_SPDIF_CATEGORY_SHIFT;
 300         if (bits & OXYGEN_SPDIF_NONAUDIO)
 301                 bits |= OXYGEN_SPDIF_V;
 302         return bits;
 303 }
 304
 305 static inline void write_spdif_bits(struct oxygen *chip, u32 bits)
 306 {
 307         oxygen_write32_masked(chip, OXYGEN_SPDIF_OUTPUT_BITS, bits,
 308                               OXYGEN_SPDIF_NONAUDIO |
 309                               OXYGEN_SPDIF_C |
 310                               OXYGEN_SPDIF_PREEMPHASIS |
 311                               OXYGEN_SPDIF_CATEGORY_MASK |
 312                               OXYGEN_SPDIF_ORIGINAL |
 313                               OXYGEN_SPDIF_V);
 314 }
 315
 316 static int spdif_default_get(struct snd_kcontrol *ctl,
 317                              struct snd_ctl_elem_value *value)
 318 {
 319         struct oxygen *chip = ctl->private_data;
 320
 321         mutex_lock(&chip->mutex);
 322         oxygen_to_iec958(chip->spdif_bits, value);
 323         mutex_unlock(&chip->mutex);
 324         return 0;
 325 }
 326
 327 static int spdif_default_put(struct snd_kcontrol *ctl,
 328                              struct snd_ctl_elem_value *value)
 329 {
 330         struct oxygen *chip = ctl->private_data;
 331         u32 new_bits;
 332         int changed;
 333
 334         new_bits = iec958_to_oxygen(value);
 335         mutex_lock(&chip->mutex);
 336         changed = new_bits != chip->spdif_bits;
 337         if (changed) {
 338                 chip->spdif_bits = new_bits;
 339                 if (!(chip->pcm_active & (1 << PCM_SPDIF)))
 340                         write_spdif_bits(chip, new_bits);
 341         }
 342         mutex_unlock(&chip->mutex);
 343         return changed;
 344 }
 345
 346 static int spdif_mask_get(struct snd_kcontrol *ctl,
 347                           struct snd_ctl_elem_value *value)
 348 {
 349         value->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
 350                 IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS;
 351         value->value.iec958.status[1] =
 352                 IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL;
 353         return 0;
 354 }
 355
 356 static int spdif_pcm_get(struct snd_kcontrol *ctl,
 357                          struct snd_ctl_elem_value *value)
 358 {
 359         struct oxygen *chip = ctl->private_data;
 360
 361         mutex_lock(&chip->mutex);
 362         oxygen_to_iec958(chip->spdif_pcm_bits, value);
 363         mutex_unlock(&chip->mutex);
 364         return 0;
 365 }
 366
 367 static int spdif_pcm_put(struct snd_kcontrol *ctl,
 368                          struct snd_ctl_elem_value *value)
 369 {
 370         struct oxygen *chip = ctl->private_data;
 371         u32 new_bits;
 372         int changed;
 373
 374         new_bits = iec958_to_oxygen(value);
 375         mutex_lock(&chip->mutex);
 376         changed = new_bits != chip->spdif_pcm_bits;
 377         if (changed) {
 378                 chip->spdif_pcm_bits = new_bits;
 379                 if (chip->pcm_active & (1 << PCM_SPDIF))
 380                         write_spdif_bits(chip, new_bits);
 381         }
 382         mutex_unlock(&chip->mutex);
 383         return changed;
 384 }
 385
 386 static int spdif_input_mask_get(struct snd_kcontrol *ctl,
 387                                 struct snd_ctl_elem_value *value)
 388 {
 389         value->value.iec958.status[0] = 0xff;
 390         value->value.iec958.status[1] = 0xff;
 391         value->value.iec958.status[2] = 0xff;
 392         value->value.iec958.status[3] = 0xff;
 393         return 0;
 394 }
 395
 396 static int spdif_input_default_get(struct snd_kcontrol *ctl,
 397                                    struct snd_ctl_elem_value *value)
 398 {
 399         struct oxygen *chip = ctl->private_data;
 400         u32 bits;
 401
 402         bits = oxygen_read32(chip, OXYGEN_SPDIF_INPUT_BITS);
 403         value->value.iec958.status[0] = bits;
 404         value->value.iec958.status[1] = bits >> 8;
 405         value->value.iec958.status[2] = bits >> 16;
 406         value->value.iec958.status[3] = bits >> 24;
 407         return 0;
 408 }
 409
 410 static int ac97_switch_get(struct snd_kcontrol *ctl,
 411                            struct snd_ctl_elem_value *value)
 412 {
 413         struct oxygen *chip = ctl->private_data;
 414         unsigned int index = ctl->private_value & 0xff;
 415         unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
 416         int invert = ctl->private_value & (1 << 16);
 417         u16 reg;
 418
 419         mutex_lock(&chip->mutex);
 420         reg = oxygen_read_ac97(chip, 0, index);
 421         mutex_unlock(&chip->mutex);
 422         if (!(reg & (1 << bitnr)) ^ !invert)
 423                 value->value.integer.value[0] = 1;
 424         else
 425                 value->value.integer.value[0] = 0;
 426         return 0;
 427 }
 428
 429 static void ac97_mute_ctl(struct oxygen *chip, unsigned int control)
 430 {
 431         unsigned int index = chip->controls[control]->private_value & 0xff;
 432         u16 value;
 433
 434         value = oxygen_read_ac97(chip, 0, index);
 435         if (!(value & 0x8000)) {
 436                 oxygen_write_ac97(chip, 0, index, value | 0x8000);
 437                 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
 438                                &chip->controls[control]->id);
 439         }
 440 }
 441
 442 static int ac97_switch_put(struct snd_kcontrol *ctl,
 443                            struct snd_ctl_elem_value *value)
 444 {
 445         struct oxygen *chip = ctl->private_data;
 446         unsigned int index = ctl->private_value & 0xff;
 447         unsigned int bitnr = (ctl->private_value >> 8) & 0xff;
 448         int invert = ctl->private_value & (1 << 16);
 449         u16 oldreg, newreg;
 450         int change;
 451
 452         mutex_lock(&chip->mutex);
 453         oldreg = oxygen_read_ac97(chip, 0, index);
 454         newreg = oldreg;
 455         if (!value->value.integer.value[0] ^ !invert)
 456                 newreg |= 1 << bitnr;
 457         else
 458                 newreg &= ~(1 << bitnr);
 459         change = newreg != oldreg;
 460         if (change) {
 461                 oxygen_write_ac97(chip, 0, index, newreg);
 462                 if (index == AC97_LINE) {
 463                         oxygen_write_ac97_masked(chip, 0, 0x72,
 464                                                  !!(newreg & 0x8000), 0x0001);
 465                         if (!(newreg & 0x8000)) {
 466                                 ac97_mute_ctl(chip, CONTROL_MIC_CAPTURE_SWITCH);
 467                                 ac97_mute_ctl(chip, CONTROL_CD_CAPTURE_SWITCH);
 468                                 ac97_mute_ctl(chip, CONTROL_AUX_CAPTURE_SWITCH);
 469                         }
 470                 } else if ((index == AC97_MIC || index == AC97_CD ||
 471                             index == AC97_VIDEO || index == AC97_AUX) &&
 472                            bitnr == 15 && !(newreg & 0x8000)) {
 473                         ac97_mute_ctl(chip, CONTROL_LINE_CAPTURE_SWITCH);
 474                         oxygen_write_ac97_masked(chip, 0, 0x72, 0x0001, 0x0001);
 475                 }
 476         }
 477         mutex_unlock(&chip->mutex);
 478         return change;
 479 }
 480
 481 static int ac97_volume_info(struct snd_kcontrol *ctl,
 482                             struct snd_ctl_elem_info *info)
 483 {
 484         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 485         info->count = 2;
 486         info->value.integer.min = 0;
 487         info->value.integer.max = 0x1f;
 488         return 0;
 489 }
 490
 491 static int ac97_volume_get(struct snd_kcontrol *ctl,
 492                            struct snd_ctl_elem_value *value)
 493 {
 494         struct oxygen *chip = ctl->private_data;
 495         unsigned int index = ctl->private_value;
 496         u16 reg;
 497
 498         mutex_lock(&chip->mutex);
 499         reg = oxygen_read_ac97(chip, 0, index);
 500         mutex_unlock(&chip->mutex);
 501         value->value.integer.value[0] = 31 - (reg & 0x1f);
 502         value->value.integer.value[1] = 31 - ((reg >> 8) & 0x1f);
 503         return 0;
 504 }
 505
 506 static int ac97_volume_put(struct snd_kcontrol *ctl,
 507                            struct snd_ctl_elem_value *value)
 508 {
 509         struct oxygen *chip = ctl->private_data;
 510         unsigned int index = ctl->private_value;
 511         u16 oldreg, newreg;
 512         int change;
 513
 514         mutex_lock(&chip->mutex);
 515         oldreg = oxygen_read_ac97(chip, 0, index);
 516         newreg = oldreg;
 517         newreg = (newreg & ~0x1f) |
 518                 (31 - (value->value.integer.value[0] & 0x1f));
 519         newreg = (newreg & ~0x1f00) |
 520                 ((31 - (value->value.integer.value[0] & 0x1f)) << 8);
 521         change = newreg != oldreg;
 522         if (change)
 523                 oxygen_write_ac97(chip, 0, index, newreg);
 524         mutex_unlock(&chip->mutex);
 525         return change;
 526 }
 527
 528 #define AC97_SWITCH(xname, index, bitnr, invert) { \
 529                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 530                 .name = xname, \
 531                 .info = snd_ctl_boolean_mono_info, \
 532                 .get = ac97_switch_get, \
 533                 .put = ac97_switch_put, \
 534                 .private_value = ((invert) << 16) | ((bitnr) << 8) | (index), \
 535         }
 536 #define AC97_VOLUME(xname, index) { \
 537                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 538                 .name = xname, \
 539                 .info = ac97_volume_info, \
 540                 .get = ac97_volume_get, \
 541                 .put = ac97_volume_put, \
 542                 .tlv = { .p = ac97_db_scale, }, \
 543                 .private_value = (index), \
 544         }
 545
 546 static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
 547
 548 static const struct snd_kcontrol_new controls[] = {
 549         {
 550                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 551                 .name = "Master Playback Volume",
 552                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 553                 .info = dac_volume_info,
 554                 .get = dac_volume_get,
 555                 .put = dac_volume_put,
 556         },
 557         {
 558                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 559                 .name = "Master Playback Switch",
 560                 .info = snd_ctl_boolean_mono_info,
 561                 .get = dac_mute_get,
 562                 .put = dac_mute_put,
 563         },
 564         {
 565                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 566                 .name = "Stereo Upmixing",
 567                 .info = upmix_info,
 568                 .get = upmix_get,
 569                 .put = upmix_put,
 570         },
 571         {
 572                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 573                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
 574                 .info = snd_ctl_boolean_mono_info,
 575                 .get = spdif_switch_get,
 576                 .put = spdif_switch_put,
 577         },
 578         {
 579                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 580                 .device = 1,
 581                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
 582                 .info = spdif_info,
 583                 .get = spdif_default_get,
 584                 .put = spdif_default_put,
 585         },
 586         {
 587                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 588                 .device = 1,
 589                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
 590                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 591                 .info = spdif_info,
 592                 .get = spdif_mask_get,
 593         },
 594         {
 595                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 596                 .device = 1,
 597                 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
 598                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
 599                           SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 600                 .info = spdif_info,
 601                 .get = spdif_pcm_get,
 602                 .put = spdif_pcm_put,
 603         },
 604         {
 605                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 606                 .device = 1,
 607                 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK),
 608                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 609                 .info = spdif_info,
 610                 .get = spdif_input_mask_get,
 611         },
 612         {
 613                 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 614                 .device = 1,
 615                 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
 616                 .access = SNDRV_CTL_ELEM_ACCESS_READ,
 617                 .info = spdif_info,
 618                 .get = spdif_input_default_get,
 619         },
 620 };
 621
 622 static const struct snd_kcontrol_new ac97_controls[] = {
 623         AC97_VOLUME("Mic Capture Volume", AC97_MIC),
 624         AC97_SWITCH("Mic Capture Switch", AC97_MIC, 15, 1),
 625         AC97_SWITCH("Mic Boost (+20dB)", AC97_MIC, 6, 0),
 626         AC97_SWITCH("Line Capture Switch", AC97_LINE, 15, 1),
 627         AC97_VOLUME("CD Capture Volume", AC97_CD),
 628         AC97_SWITCH("CD Capture Switch", AC97_CD, 15, 1),
 629         AC97_VOLUME("Aux Capture Volume", AC97_AUX),
 630         AC97_SWITCH("Aux Capture Switch", AC97_AUX, 15, 1),
 631 };
 632
 633 static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
 634 {
 635         struct oxygen *chip = ctl->private_data;
 636         unsigned int i;
 637
 638         /* I'm too lazy to write a function for each control :-) */
 639         for (i = 0; i < ARRAY_SIZE(chip->controls); ++i)
 640                 chip->controls[i] = NULL;
 641 }
 642
 643 static int add_controls(struct oxygen *chip,
 644                         const struct snd_kcontrol_new controls[],
 645                         unsigned int count)
 646 {
 647         static const char *const known_ctl_names[CONTROL_COUNT] = {
 648                 [CONTROL_SPDIF_PCM] =
 649                         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
 650                 [CONTROL_SPDIF_INPUT_BITS] =
 651                         SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
 652                 [CONTROL_MIC_CAPTURE_SWITCH] = "Mic Capture Switch",
 653                 [CONTROL_LINE_CAPTURE_SWITCH] = "Line Capture Switch",
 654                 [CONTROL_CD_CAPTURE_SWITCH] = "CD Capture Switch",
 655                 [CONTROL_AUX_CAPTURE_SWITCH] = "Aux Capture Switch",
 656         };
 657         unsigned int i, j;
 658         struct snd_kcontrol_new template;
 659         struct snd_kcontrol *ctl;
 660         int err;
 661
 662         for (i = 0; i < count; ++i) {
 663                 template = controls[i];
 664                 err = chip->model->control_filter(&template);
 665                 if (err < 0)
 666                         return err;
 667                 ctl = snd_ctl_new1(&controls[i], chip);
 668                 if (!ctl)
 669                         return -ENOMEM;
 670                 err = snd_ctl_add(chip->card, ctl);
 671                 if (err < 0)
 672                         return err;
 673                 for (j = 0; j < CONTROL_COUNT; ++j)
 674                         if (!strcmp(ctl->id.name, known_ctl_names[j])) {
 675                                 chip->controls[j] = ctl;
 676                                 ctl->private_free = oxygen_any_ctl_free;
 677                         }
 678         }
 679         return 0;
 680 }
 681
 682 int oxygen_mixer_init(struct oxygen *chip)
 683 {
 684         int err;
 685
 686         err = add_controls(chip, controls, ARRAY_SIZE(controls));
 687         if (err < 0)
 688                 return err;
 689         if (chip->has_ac97_0) {
 690                 err = add_controls(chip, ac97_controls,
 691                                    ARRAY_SIZE(ac97_controls));
 692                 if (err < 0)
 693                         return err;
 694         }
 695         return chip->model->mixer_init ? chip->model->mixer_init(chip) : 0;
 696 }