sound/pci/oxygen/oxygen.c

   1 /*
   2  * C-Media CMI8788 driver for C-Media's reference design and similar models
   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 /*
  21  * CMI8788:
  22  *
  23  * SPI 0 -> 1st AK4396 (front)
  24  * SPI 1 -> 2nd AK4396 (surround)
  25  * SPI 2 -> 3rd AK4396 (center/LFE)
  26  * SPI 3 -> WM8785
  27  * SPI 4 -> 4th AK4396 (back)
  28  *
  29  * GPIO 0 -> DFS0 of AK5385
  30  * GPIO 1 -> DFS1 of AK5385
  31  * GPIO 8 -> enable headphone amplifier on HT-Omega models
  32  *
  33  * CM9780:
  34  *
  35  * GPO 0 -> route line-in (0) or AC97 output (1) to ADC input
  36  */
  37
  38 #include <linux/delay.h>
  39 #include <linux/mutex.h>
  40 #include <linux/pci.h>
  41 #include <sound/ac97_codec.h>
  42 #include <sound/control.h>
  43 #include <sound/core.h>
  44 #include <sound/initval.h>
  45 #include <sound/pcm.h>
  46 #include <sound/pcm_params.h>
  47 #include <sound/tlv.h>
  48 #include "oxygen.h"
  49 #include "ak4396.h"
  50 #include "wm8785.h"
  51
  52 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
  53 MODULE_DESCRIPTION("C-Media CMI8788 driver");
  54 MODULE_LICENSE("GPL v2");
  55 MODULE_SUPPORTED_DEVICE("{{C-Media,CMI8788}}");
  56
  57 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
  58 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
  59 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
  60
  61 module_param_array(index, int, NULL, 0444);
  62 MODULE_PARM_DESC(index, "card index");
  63 module_param_array(id, charp, NULL, 0444);
  64 MODULE_PARM_DESC(id, "ID string");
  65 module_param_array(enable, bool, NULL, 0444);
  66 MODULE_PARM_DESC(enable, "enable card");
  67
  68 enum {
  69         MODEL_CMEDIA_REF,
  70         MODEL_MERIDIAN,
  71         MODEL_CLARO,
  72         MODEL_CLARO_HALO,
  73         MODEL_HIFIER,
  74         MODEL_HG2PCI,
  75 };
  76
  77 static DEFINE_PCI_DEVICE_TABLE(oxygen_ids) = {
  78         /* C-Media's reference design */
  79         { OXYGEN_PCI_SUBID(0x10b0, 0x0216), .driver_data = MODEL_CMEDIA_REF },
  80         { OXYGEN_PCI_SUBID(0x10b0, 0x0218), .driver_data = MODEL_CMEDIA_REF },
  81         { OXYGEN_PCI_SUBID(0x10b0, 0x0219), .driver_data = MODEL_CMEDIA_REF },
  82         { OXYGEN_PCI_SUBID(0x13f6, 0x0001), .driver_data = MODEL_CMEDIA_REF },
  83         { OXYGEN_PCI_SUBID(0x13f6, 0x0010), .driver_data = MODEL_CMEDIA_REF },
  84         { OXYGEN_PCI_SUBID(0x13f6, 0x8788), .driver_data = MODEL_CMEDIA_REF },
  85         { OXYGEN_PCI_SUBID(0x147a, 0xa017), .driver_data = MODEL_CMEDIA_REF },
  86         { OXYGEN_PCI_SUBID(0x1a58, 0x0910), .driver_data = MODEL_CMEDIA_REF },
  87         /* Kuroutoshikou CMI8787-HG2PCI */
  88         { OXYGEN_PCI_SUBID(0x13f6, 0xffff), .driver_data = MODEL_HG2PCI },
  89         /* TempoTec HiFier Fantasia */
  90         { OXYGEN_PCI_SUBID(0x14c3, 0x1710), .driver_data = MODEL_HIFIER },
  91         { OXYGEN_PCI_SUBID(0x14c3, 0x1711), .driver_data = MODEL_HIFIER },
  92         /* AuzenTech X-Meridian */
  93         { OXYGEN_PCI_SUBID(0x415a, 0x5431), .driver_data = MODEL_MERIDIAN },
  94         /* HT-Omega Claro */
  95         { OXYGEN_PCI_SUBID(0x7284, 0x9761), .driver_data = MODEL_CLARO },
  96         /* HT-Omega Claro halo */
  97         { OXYGEN_PCI_SUBID(0x7284, 0x9781), .driver_data = MODEL_CLARO_HALO },
  98         { }
  99 };
 100 MODULE_DEVICE_TABLE(pci, oxygen_ids);
 101
 102
 103 #define GPIO_AK5385_DFS_MASK    0x0003
 104 #define GPIO_AK5385_DFS_NORMAL  0x0000
 105 #define GPIO_AK5385_DFS_DOUBLE  0x0001
 106 #define GPIO_AK5385_DFS_QUAD    0x0002
 107
 108 #define GPIO_CLARO_HP           0x0100
 109
 110 struct generic_data {
 111         unsigned int dacs;
 112         u8 ak4396_regs[4][5];
 113         u16 wm8785_regs[3];
 114 };
 115
 116 static void ak4396_write(struct oxygen *chip, unsigned int codec,
 117                          u8 reg, u8 value)
 118 {
 119         /* maps ALSA channel pair number to SPI output */
 120         static const u8 codec_spi_map[4] = {
 121                 0, 1, 2, 4
 122         };
 123         struct generic_data *data = chip->model_data;
 124
 125         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
 126                          OXYGEN_SPI_DATA_LENGTH_2 |
 127                          OXYGEN_SPI_CLOCK_160 |
 128                          (codec_spi_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 129                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 130                          AK4396_WRITE | (reg << 8) | value);
 131         data->ak4396_regs[codec][reg] = value;
 132 }
 133
 134 static void ak4396_write_cached(struct oxygen *chip, unsigned int codec,
 135                                 u8 reg, u8 value)
 136 {
 137         struct generic_data *data = chip->model_data;
 138
 139         if (value != data->ak4396_regs[codec][reg])
 140                 ak4396_write(chip, codec, reg, value);
 141 }
 142
 143 static void wm8785_write(struct oxygen *chip, u8 reg, unsigned int value)
 144 {
 145         struct generic_data *data = chip->model_data;
 146
 147         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
 148                          OXYGEN_SPI_DATA_LENGTH_2 |
 149                          OXYGEN_SPI_CLOCK_160 |
 150                          (3 << OXYGEN_SPI_CODEC_SHIFT) |
 151                          OXYGEN_SPI_CEN_LATCH_CLOCK_LO,
 152                          (reg << 9) | value);
 153         if (reg < ARRAY_SIZE(data->wm8785_regs))
 154                 data->wm8785_regs[reg] = value;
 155 }
 156
 157 static void ak4396_registers_init(struct oxygen *chip)
 158 {
 159         struct generic_data *data = chip->model_data;
 160         unsigned int i;
 161
 162         for (i = 0; i < data->dacs; ++i) {
 163                 ak4396_write(chip, i, AK4396_CONTROL_1,
 164                              AK4396_DIF_24_MSB | AK4396_RSTN);
 165                 ak4396_write(chip, i, AK4396_CONTROL_2,
 166                              data->ak4396_regs[0][AK4396_CONTROL_2]);
 167                 ak4396_write(chip, i, AK4396_CONTROL_3,
 168                              AK4396_PCM);
 169                 ak4396_write(chip, i, AK4396_LCH_ATT,
 170                              chip->dac_volume[i * 2]);
 171                 ak4396_write(chip, i, AK4396_RCH_ATT,
 172                              chip->dac_volume[i * 2 + 1]);
 173         }
 174 }
 175
 176 static void ak4396_init(struct oxygen *chip)
 177 {
 178         struct generic_data *data = chip->model_data;
 179
 180         data->dacs = chip->model.dac_channels / 2;
 181         data->ak4396_regs[0][AK4396_CONTROL_2] =
 182                 AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL;
 183         ak4396_registers_init(chip);
 184         snd_component_add(chip->card, "AK4396");
 185 }
 186
 187 static void ak5385_init(struct oxygen *chip)
 188 {
 189         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_AK5385_DFS_MASK);
 190         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_AK5385_DFS_MASK);
 191         snd_component_add(chip->card, "AK5385");
 192 }
 193
 194 static void wm8785_registers_init(struct oxygen *chip)
 195 {
 196         struct generic_data *data = chip->model_data;
 197
 198         wm8785_write(chip, WM8785_R7, 0);
 199         wm8785_write(chip, WM8785_R0, data->wm8785_regs[0]);
 200         wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]);
 201 }
 202
 203 static void wm8785_init(struct oxygen *chip)
 204 {
 205         struct generic_data *data = chip->model_data;
 206
 207         data->wm8785_regs[0] =
 208                 WM8785_MCR_SLAVE | WM8785_OSR_SINGLE | WM8785_FORMAT_LJUST;
 209         data->wm8785_regs[2] = WM8785_HPFR | WM8785_HPFL;
 210         wm8785_registers_init(chip);
 211         snd_component_add(chip->card, "WM8785");
 212 }
 213
 214 static void generic_init(struct oxygen *chip)
 215 {
 216         ak4396_init(chip);
 217         wm8785_init(chip);
 218 }
 219
 220 static void meridian_init(struct oxygen *chip)
 221 {
 222         ak4396_init(chip);
 223         ak5385_init(chip);
 224 }
 225
 226 static void claro_enable_hp(struct oxygen *chip)
 227 {
 228         msleep(300);
 229         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CLARO_HP);
 230         oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP);
 231 }
 232
 233 static void claro_init(struct oxygen *chip)
 234 {
 235         ak4396_init(chip);
 236         wm8785_init(chip);
 237         claro_enable_hp(chip);
 238 }
 239
 240 static void claro_halo_init(struct oxygen *chip)
 241 {
 242         ak4396_init(chip);
 243         ak5385_init(chip);
 244         claro_enable_hp(chip);
 245 }
 246
 247 static void hifier_init(struct oxygen *chip)
 248 {
 249         ak4396_init(chip);
 250         snd_component_add(chip->card, "CS5340");
 251 }
 252
 253 static void hg2pci_init(struct oxygen *chip)
 254 {
 255         ak4396_init(chip);
 256 }
 257
 258 static void generic_cleanup(struct oxygen *chip)
 259 {
 260 }
 261
 262 static void claro_disable_hp(struct oxygen *chip)
 263 {
 264         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP);
 265 }
 266
 267 static void claro_cleanup(struct oxygen *chip)
 268 {
 269         claro_disable_hp(chip);
 270 }
 271
 272 static void claro_suspend(struct oxygen *chip)
 273 {
 274         claro_disable_hp(chip);
 275 }
 276
 277 static void generic_resume(struct oxygen *chip)
 278 {
 279         ak4396_registers_init(chip);
 280         wm8785_registers_init(chip);
 281 }
 282
 283 static void meridian_resume(struct oxygen *chip)
 284 {
 285         ak4396_registers_init(chip);
 286 }
 287
 288 static void claro_resume(struct oxygen *chip)
 289 {
 290         ak4396_registers_init(chip);
 291         claro_enable_hp(chip);
 292 }
 293
 294 static void stereo_resume(struct oxygen *chip)
 295 {
 296         ak4396_registers_init(chip);
 297 }
 298
 299 static void set_ak4396_params(struct oxygen *chip,
 300                               struct snd_pcm_hw_params *params)
 301 {
 302         struct generic_data *data = chip->model_data;
 303         unsigned int i;
 304         u8 value;
 305
 306         value = data->ak4396_regs[0][AK4396_CONTROL_2] & ~AK4396_DFS_MASK;
 307         if (params_rate(params) <= 54000)
 308                 value |= AK4396_DFS_NORMAL;
 309         else if (params_rate(params) <= 108000)
 310                 value |= AK4396_DFS_DOUBLE;
 311         else
 312                 value |= AK4396_DFS_QUAD;
 313
 314         msleep(1); /* wait for the new MCLK to become stable */
 315
 316         if (value != data->ak4396_regs[0][AK4396_CONTROL_2]) {
 317                 for (i = 0; i < data->dacs; ++i) {
 318                         ak4396_write(chip, i, AK4396_CONTROL_1,
 319                                      AK4396_DIF_24_MSB);
 320                         ak4396_write(chip, i, AK4396_CONTROL_2, value);
 321                         ak4396_write(chip, i, AK4396_CONTROL_1,
 322                                      AK4396_DIF_24_MSB | AK4396_RSTN);
 323                 }
 324         }
 325 }
 326
 327 static void update_ak4396_volume(struct oxygen *chip)
 328 {
 329         struct generic_data *data = chip->model_data;
 330         unsigned int i;
 331
 332         for (i = 0; i < data->dacs; ++i) {
 333                 ak4396_write_cached(chip, i, AK4396_LCH_ATT,
 334                                     chip->dac_volume[i * 2]);
 335                 ak4396_write_cached(chip, i, AK4396_RCH_ATT,
 336                                     chip->dac_volume[i * 2 + 1]);
 337         }
 338 }
 339
 340 static void update_ak4396_mute(struct oxygen *chip)
 341 {
 342         struct generic_data *data = chip->model_data;
 343         unsigned int i;
 344         u8 value;
 345
 346         value = data->ak4396_regs[0][AK4396_CONTROL_2] & ~AK4396_SMUTE;
 347         if (chip->dac_mute)
 348                 value |= AK4396_SMUTE;
 349         for (i = 0; i < data->dacs; ++i)
 350                 ak4396_write_cached(chip, i, AK4396_CONTROL_2, value);
 351 }
 352
 353 static void set_wm8785_params(struct oxygen *chip,
 354                               struct snd_pcm_hw_params *params)
 355 {
 356         struct generic_data *data = chip->model_data;
 357         unsigned int value;
 358
 359         value = WM8785_MCR_SLAVE | WM8785_FORMAT_LJUST;
 360         if (params_rate(params) <= 48000)
 361                 value |= WM8785_OSR_SINGLE;
 362         else if (params_rate(params) <= 96000)
 363                 value |= WM8785_OSR_DOUBLE;
 364         else
 365                 value |= WM8785_OSR_QUAD;
 366         if (value != data->wm8785_regs[0]) {
 367                 wm8785_write(chip, WM8785_R7, 0);
 368                 wm8785_write(chip, WM8785_R0, value);
 369                 wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]);
 370         }
 371 }
 372
 373 static void set_ak5385_params(struct oxygen *chip,
 374                               struct snd_pcm_hw_params *params)
 375 {
 376         unsigned int value;
 377
 378         if (params_rate(params) <= 54000)
 379                 value = GPIO_AK5385_DFS_NORMAL;
 380         else if (params_rate(params) <= 108000)
 381                 value = GPIO_AK5385_DFS_DOUBLE;
 382         else
 383                 value = GPIO_AK5385_DFS_QUAD;
 384         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 385                               value, GPIO_AK5385_DFS_MASK);
 386 }
 387
 388 static void set_no_params(struct oxygen *chip, struct snd_pcm_hw_params *params)
 389 {
 390 }
 391
 392 static int rolloff_info(struct snd_kcontrol *ctl,
 393                         struct snd_ctl_elem_info *info)
 394 {
 395         static const char *const names[2] = {
 396                 "Sharp Roll-off", "Slow Roll-off"
 397         };
 398
 399         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 400         info->count = 1;
 401         info->value.enumerated.items = 2;
 402         if (info->value.enumerated.item >= 2)
 403                 info->value.enumerated.item = 1;
 404         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 405         return 0;
 406 }
 407
 408 static int rolloff_get(struct snd_kcontrol *ctl,
 409                        struct snd_ctl_elem_value *value)
 410 {
 411         struct oxygen *chip = ctl->private_data;
 412         struct generic_data *data = chip->model_data;
 413
 414         value->value.enumerated.item[0] =
 415                 (data->ak4396_regs[0][AK4396_CONTROL_2] & AK4396_SLOW) != 0;
 416         return 0;
 417 }
 418
 419 static int rolloff_put(struct snd_kcontrol *ctl,
 420                        struct snd_ctl_elem_value *value)
 421 {
 422         struct oxygen *chip = ctl->private_data;
 423         struct generic_data *data = chip->model_data;
 424         unsigned int i;
 425         int changed;
 426         u8 reg;
 427
 428         mutex_lock(&chip->mutex);
 429         reg = data->ak4396_regs[0][AK4396_CONTROL_2];
 430         if (value->value.enumerated.item[0])
 431                 reg |= AK4396_SLOW;
 432         else
 433                 reg &= ~AK4396_SLOW;
 434         changed = reg != data->ak4396_regs[0][AK4396_CONTROL_2];
 435         if (changed) {
 436                 for (i = 0; i < data->dacs; ++i)
 437                         ak4396_write(chip, i, AK4396_CONTROL_2, reg);
 438         }
 439         mutex_unlock(&chip->mutex);
 440         return changed;
 441 }
 442
 443 static const struct snd_kcontrol_new rolloff_control = {
 444         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 445         .name = "DAC Filter Playback Enum",
 446         .info = rolloff_info,
 447         .get = rolloff_get,
 448         .put = rolloff_put,
 449 };
 450
 451 static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
 452 {
 453         static const char *const names[2] = {
 454                 "None", "High-pass Filter"
 455         };
 456
 457         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 458         info->count = 1;
 459         info->value.enumerated.items = 2;
 460         if (info->value.enumerated.item >= 2)
 461                 info->value.enumerated.item = 1;
 462         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 463         return 0;
 464 }
 465
 466 static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 467 {
 468         struct oxygen *chip = ctl->private_data;
 469         struct generic_data *data = chip->model_data;
 470
 471         value->value.enumerated.item[0] =
 472                 (data->wm8785_regs[WM8785_R2] & WM8785_HPFR) != 0;
 473         return 0;
 474 }
 475
 476 static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 477 {
 478         struct oxygen *chip = ctl->private_data;
 479         struct generic_data *data = chip->model_data;
 480         unsigned int reg;
 481         int changed;
 482
 483         mutex_lock(&chip->mutex);
 484         reg = data->wm8785_regs[WM8785_R2] & ~(WM8785_HPFR | WM8785_HPFL);
 485         if (value->value.enumerated.item[0])
 486                 reg |= WM8785_HPFR | WM8785_HPFL;
 487         changed = reg != data->wm8785_regs[WM8785_R2];
 488         if (changed)
 489                 wm8785_write(chip, WM8785_R2, reg);
 490         mutex_unlock(&chip->mutex);
 491         return changed;
 492 }
 493
 494 static const struct snd_kcontrol_new hpf_control = {
 495         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 496         .name = "ADC Filter Capture Enum",
 497         .info = hpf_info,
 498         .get = hpf_get,
 499         .put = hpf_put,
 500 };
 501
 502 static int generic_mixer_init(struct oxygen *chip)
 503 {
 504         return snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip));
 505 }
 506
 507 static int generic_wm8785_mixer_init(struct oxygen *chip)
 508 {
 509         int err;
 510
 511         err = generic_mixer_init(chip);
 512         if (err < 0)
 513                 return err;
 514         err = snd_ctl_add(chip->card, snd_ctl_new1(&hpf_control, chip));
 515         if (err < 0)
 516                 return err;
 517         return 0;
 518 }
 519
 520 static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
 521
 522 static const struct oxygen_model model_generic = {
 523         .shortname = "C-Media CMI8788",
 524         .longname = "C-Media Oxygen HD Audio",
 525         .chip = "CMI8788",
 526         .init = generic_init,
 527         .mixer_init = generic_wm8785_mixer_init,
 528         .cleanup = generic_cleanup,
 529         .resume = generic_resume,
 530         .get_i2s_mclk = oxygen_default_i2s_mclk,
 531         .set_dac_params = set_ak4396_params,
 532         .set_adc_params = set_wm8785_params,
 533         .update_dac_volume = update_ak4396_volume,
 534         .update_dac_mute = update_ak4396_mute,
 535         .dac_tlv = ak4396_db_scale,
 536         .model_data_size = sizeof(struct generic_data),
 537         .device_config = PLAYBACK_0_TO_I2S |
 538                          PLAYBACK_1_TO_SPDIF |
 539                          PLAYBACK_2_TO_AC97_1 |
 540                          CAPTURE_0_FROM_I2S_1 |
 541                          CAPTURE_1_FROM_SPDIF |
 542                          CAPTURE_2_FROM_AC97_1 |
 543                          AC97_CD_INPUT,
 544         .dac_channels = 8,
 545         .dac_volume_min = 0,
 546         .dac_volume_max = 255,
 547         .function_flags = OXYGEN_FUNCTION_SPI |
 548                           OXYGEN_FUNCTION_ENABLE_SPI_4_5,
 549         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 550         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 551 };
 552
 553 static int __devinit get_oxygen_model(struct oxygen *chip,
 554                                       const struct pci_device_id *id)
 555 {
 556         chip->model = model_generic;
 557         switch (id->driver_data) {
 558         case MODEL_MERIDIAN:
 559                 chip->model.init = meridian_init;
 560                 chip->model.mixer_init = generic_mixer_init;
 561                 chip->model.resume = meridian_resume;
 562                 chip->model.set_adc_params = set_ak5385_params;
 563                 chip->model.device_config = PLAYBACK_0_TO_I2S |
 564                                             PLAYBACK_1_TO_SPDIF |
 565                                             CAPTURE_0_FROM_I2S_2 |
 566                                             CAPTURE_1_FROM_SPDIF;
 567                 break;
 568         case MODEL_CLARO:
 569                 chip->model.init = claro_init;
 570                 chip->model.cleanup = claro_cleanup;
 571                 chip->model.suspend = claro_suspend;
 572                 chip->model.resume = claro_resume;
 573                 break;
 574         case MODEL_CLARO_HALO:
 575                 chip->model.init = claro_halo_init;
 576                 chip->model.mixer_init = generic_mixer_init;
 577                 chip->model.cleanup = claro_cleanup;
 578                 chip->model.suspend = claro_suspend;
 579                 chip->model.resume = claro_resume;
 580                 chip->model.set_adc_params = set_ak5385_params;
 581                 chip->model.device_config = PLAYBACK_0_TO_I2S |
 582                                             PLAYBACK_1_TO_SPDIF |
 583                                             CAPTURE_0_FROM_I2S_2 |
 584                                             CAPTURE_1_FROM_SPDIF;
 585                 break;
 586         case MODEL_HIFIER:
 587         case MODEL_HG2PCI:
 588                 chip->model.shortname = "C-Media CMI8787";
 589                 chip->model.chip = "CMI8787";
 590                 if (id->driver_data == MODEL_HIFIER)
 591                         chip->model.init = hifier_init;
 592                 else
 593                         chip->model.init = hg2pci_init;
 594                 chip->model.resume = stereo_resume;
 595                 chip->model.mixer_init = generic_mixer_init;
 596                 chip->model.set_adc_params = set_no_params;
 597                 chip->model.device_config = PLAYBACK_0_TO_I2S |
 598                                             PLAYBACK_1_TO_SPDIF;
 599                 if (id->driver_data == MODEL_HIFIER)
 600                         chip->model.device_config |= CAPTURE_0_FROM_I2S_1;
 601                 chip->model.dac_channels = 2;
 602                 break;
 603         }
 604         if (id->driver_data == MODEL_MERIDIAN ||
 605             id->driver_data == MODEL_CLARO_HALO) {
 606                 chip->model.misc_flags = OXYGEN_MISC_MIDI;
 607                 chip->model.device_config |= MIDI_OUTPUT | MIDI_INPUT;
 608         }
 609         return 0;
 610 }
 611
 612 static int __devinit generic_oxygen_probe(struct pci_dev *pci,
 613                                           const struct pci_device_id *pci_id)
 614 {
 615         static int dev;
 616         int err;
 617
 618         if (dev >= SNDRV_CARDS)
 619                 return -ENODEV;
 620         if (!enable[dev]) {
 621                 ++dev;
 622                 return -ENOENT;
 623         }
 624         err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,
 625                                oxygen_ids, get_oxygen_model);
 626         if (err >= 0)
 627                 ++dev;
 628         return err;
 629 }
 630
 631 static struct pci_driver oxygen_driver = {
 632         .name = "CMI8788",
 633         .id_table = oxygen_ids,
 634         .probe = generic_oxygen_probe,
 635         .remove = __devexit_p(oxygen_pci_remove),
 636 #ifdef CONFIG_PM
 637         .suspend = oxygen_pci_suspend,
 638         .resume = oxygen_pci_resume,
 639 #endif
 640 };
 641
 642 static int __init alsa_card_oxygen_init(void)
 643 {
 644         return pci_register_driver(&oxygen_driver);
 645 }
 646
 647 static void __exit alsa_card_oxygen_exit(void)
 648 {
 649         pci_unregister_driver(&oxygen_driver);
 650 }
 651
 652 module_init(alsa_card_oxygen_init)
 653 module_exit(alsa_card_oxygen_exit)