linux/sound/pci/oxygen/oxygen_mixer.c
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   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
  28static 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
  40static 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
  53static 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
  73static 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
  84static 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
 100static 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
 110static 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
 125static 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
 135void 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}
 193EXPORT_SYMBOL(oxygen_update_dac_routing);
 194
 195static 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
 213static 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
 224static 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
 246void 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
 288static 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
 306static 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
 313static 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
 322static 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
 335static 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
 346static 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
 357static 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
 376static 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
 386static 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
 397static 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
 416static 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
 426static 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
 440static 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
 451static 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
 472static 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
 482static 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
 494static 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
 516static 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
 536static 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
 554static 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
 598static 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
 610static 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
 631static 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
 658static 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
 666static 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
 678static 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
 698static 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
 708static 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
 722static 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
 762static DECLARE_TLV_DB_SCALE(monitor_db_scale, -600, 600, 0);
 763static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
 764static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0);
 765
 766static 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
 791static 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
 827static 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
 862static 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
 997static 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
1015static 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
1031static 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
1041static 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
1098int 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}
1140