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/info.h>
  45 #include <sound/initval.h>
  46 #include <sound/pcm.h>
  47 #include <sound/pcm_params.h>
  48 #include <sound/tlv.h>
  49 #include "oxygen.h"
  50 #include "ak4396.h"
  51 #include "wm8785.h"
  52
  53 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
  54 MODULE_DESCRIPTION("C-Media CMI8788 driver");
  55 MODULE_LICENSE("GPL v2");
  56 MODULE_SUPPORTED_DEVICE("{{C-Media,CMI8788}}");
  57
  58 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
  59 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
  60 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
  61
  62 module_param_array(index, int, NULL, 0444);
  63 MODULE_PARM_DESC(index, "card index");
  64 module_param_array(id, charp, NULL, 0444);
  65 MODULE_PARM_DESC(id, "ID string");
  66 module_param_array(enable, bool, NULL, 0444);
  67 MODULE_PARM_DESC(enable, "enable card");
  68
  69 enum {
  70         MODEL_CMEDIA_REF,
  71         MODEL_MERIDIAN,
  72         MODEL_CLARO,
  73         MODEL_CLARO_HALO,
  74         MODEL_FANTASIA,
  75         MODEL_2CH_OUTPUT,
  76 };
  77
  78 static DEFINE_PCI_DEVICE_TABLE(oxygen_ids) = {
  79         /* C-Media's reference design */
  80         { OXYGEN_PCI_SUBID(0x10b0, 0x0216), .driver_data = MODEL_CMEDIA_REF },
  81         { OXYGEN_PCI_SUBID(0x10b0, 0x0218), .driver_data = MODEL_CMEDIA_REF },
  82         { OXYGEN_PCI_SUBID(0x10b0, 0x0219), .driver_data = MODEL_CMEDIA_REF },
  83         { OXYGEN_PCI_SUBID(0x13f6, 0x0001), .driver_data = MODEL_CMEDIA_REF },
  84         { OXYGEN_PCI_SUBID(0x13f6, 0x0010), .driver_data = MODEL_CMEDIA_REF },
  85         { OXYGEN_PCI_SUBID(0x13f6, 0x8788), .driver_data = MODEL_CMEDIA_REF },
  86         { OXYGEN_PCI_SUBID(0x147a, 0xa017), .driver_data = MODEL_CMEDIA_REF },
  87         { OXYGEN_PCI_SUBID(0x1a58, 0x0910), .driver_data = MODEL_CMEDIA_REF },
  88         /* Kuroutoshikou CMI8787-HG2PCI */
  89         { OXYGEN_PCI_SUBID(0x13f6, 0xffff), .driver_data = MODEL_2CH_OUTPUT },
  90         /* TempoTec HiFier Fantasia */
  91         { OXYGEN_PCI_SUBID(0x14c3, 0x1710), .driver_data = MODEL_FANTASIA },
  92         /* TempoTec HiFier Serenade */
  93         { OXYGEN_PCI_SUBID(0x14c3, 0x1711), .driver_data = MODEL_2CH_OUTPUT },
  94         /* AuzenTech X-Meridian */
  95         { OXYGEN_PCI_SUBID(0x415a, 0x5431), .driver_data = MODEL_MERIDIAN },
  96         /* HT-Omega Claro */
  97         { OXYGEN_PCI_SUBID(0x7284, 0x9761), .driver_data = MODEL_CLARO },
  98         /* HT-Omega Claro halo */
  99         { OXYGEN_PCI_SUBID(0x7284, 0x9781), .driver_data = MODEL_CLARO_HALO },
 100         { }
 101 };
 102 MODULE_DEVICE_TABLE(pci, oxygen_ids);
 103
 104
 105 #define GPIO_AK5385_DFS_MASK    0x0003
 106 #define GPIO_AK5385_DFS_NORMAL  0x0000
 107 #define GPIO_AK5385_DFS_DOUBLE  0x0001
 108 #define GPIO_AK5385_DFS_QUAD    0x0002
 109
 110 #define GPIO_CLARO_HP           0x0100
 111
 112 struct generic_data {
 113         unsigned int dacs;
 114         u8 ak4396_regs[4][5];
 115         u16 wm8785_regs[3];
 116 };
 117
 118 static void ak4396_write(struct oxygen *chip, unsigned int codec,
 119                          u8 reg, u8 value)
 120 {
 121         /* maps ALSA channel pair number to SPI output */
 122         static const u8 codec_spi_map[4] = {
 123                 0, 1, 2, 4
 124         };
 125         struct generic_data *data = chip->model_data;
 126
 127         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
 128                          OXYGEN_SPI_DATA_LENGTH_2 |
 129                          OXYGEN_SPI_CLOCK_160 |
 130                          (codec_spi_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 131                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 132                          AK4396_WRITE | (reg << 8) | value);
 133         data->ak4396_regs[codec][reg] = value;
 134 }
 135
 136 static void ak4396_write_cached(struct oxygen *chip, unsigned int codec,
 137                                 u8 reg, u8 value)
 138 {
 139         struct generic_data *data = chip->model_data;
 140
 141         if (value != data->ak4396_regs[codec][reg])
 142                 ak4396_write(chip, codec, reg, value);
 143 }
 144
 145 static void wm8785_write(struct oxygen *chip, u8 reg, unsigned int value)
 146 {
 147         struct generic_data *data = chip->model_data;
 148
 149         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
 150                          OXYGEN_SPI_DATA_LENGTH_2 |
 151                          OXYGEN_SPI_CLOCK_160 |
 152                          (3 << OXYGEN_SPI_CODEC_SHIFT) |
 153                          OXYGEN_SPI_CEN_LATCH_CLOCK_LO,
 154                          (reg << 9) | value);
 155         if (reg < ARRAY_SIZE(data->wm8785_regs))
 156                 data->wm8785_regs[reg] = value;
 157 }
 158
 159 static void ak4396_registers_init(struct oxygen *chip)
 160 {
 161         struct generic_data *data = chip->model_data;
 162         unsigned int i;
 163
 164         for (i = 0; i < data->dacs; ++i) {
 165                 ak4396_write(chip, i, AK4396_CONTROL_1,
 166                              AK4396_DIF_24_MSB | AK4396_RSTN);
 167                 ak4396_write(chip, i, AK4396_CONTROL_2,
 168                              data->ak4396_regs[0][AK4396_CONTROL_2]);
 169                 ak4396_write(chip, i, AK4396_CONTROL_3,
 170                              AK4396_PCM);
 171                 ak4396_write(chip, i, AK4396_LCH_ATT,
 172                              chip->dac_volume[i * 2]);
 173                 ak4396_write(chip, i, AK4396_RCH_ATT,
 174                              chip->dac_volume[i * 2 + 1]);
 175         }
 176 }
 177
 178 static void ak4396_init(struct oxygen *chip)
 179 {
 180         struct generic_data *data = chip->model_data;
 181
 182         data->dacs = chip->model.dac_channels / 2;
 183         data->ak4396_regs[0][AK4396_CONTROL_2] =
 184                 AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL;
 185         ak4396_registers_init(chip);
 186         snd_component_add(chip->card, "AK4396");
 187 }
 188
 189 static void ak5385_init(struct oxygen *chip)
 190 {
 191         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_AK5385_DFS_MASK);
 192         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_AK5385_DFS_MASK);
 193         snd_component_add(chip->card, "AK5385");
 194 }
 195
 196 static void wm8785_registers_init(struct oxygen *chip)
 197 {
 198         struct generic_data *data = chip->model_data;
 199
 200         wm8785_write(chip, WM8785_R7, 0);
 201         wm8785_write(chip, WM8785_R0, data->wm8785_regs[0]);
 202         wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]);
 203 }
 204
 205 static void wm8785_init(struct oxygen *chip)
 206 {
 207         struct generic_data *data = chip->model_data;
 208
 209         data->wm8785_regs[0] =
 210                 WM8785_MCR_SLAVE | WM8785_OSR_SINGLE | WM8785_FORMAT_LJUST;
 211         data->wm8785_regs[2] = WM8785_HPFR | WM8785_HPFL;
 212         wm8785_registers_init(chip);
 213         snd_component_add(chip->card, "WM8785");
 214 }
 215
 216 static void generic_init(struct oxygen *chip)
 217 {
 218         ak4396_init(chip);
 219         wm8785_init(chip);
 220 }
 221
 222 static void meridian_init(struct oxygen *chip)
 223 {
 224         ak4396_init(chip);
 225         ak5385_init(chip);
 226 }
 227
 228 static void claro_enable_hp(struct oxygen *chip)
 229 {
 230         msleep(300);
 231         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CLARO_HP);
 232         oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP);
 233 }
 234
 235 static void claro_init(struct oxygen *chip)
 236 {
 237         ak4396_init(chip);
 238         wm8785_init(chip);
 239         claro_enable_hp(chip);
 240 }
 241
 242 static void claro_halo_init(struct oxygen *chip)
 243 {
 244         ak4396_init(chip);
 245         ak5385_init(chip);
 246         claro_enable_hp(chip);
 247 }
 248
 249 static void fantasia_init(struct oxygen *chip)
 250 {
 251         ak4396_init(chip);
 252         snd_component_add(chip->card, "CS5340");
 253 }
 254
 255 static void stereo_output_init(struct oxygen *chip)
 256 {
 257         ak4396_init(chip);
 258 }
 259
 260 static void generic_cleanup(struct oxygen *chip)
 261 {
 262 }
 263
 264 static void claro_disable_hp(struct oxygen *chip)
 265 {
 266         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP);
 267 }
 268
 269 static void claro_cleanup(struct oxygen *chip)
 270 {
 271         claro_disable_hp(chip);
 272 }
 273
 274 static void claro_suspend(struct oxygen *chip)
 275 {
 276         claro_disable_hp(chip);
 277 }
 278
 279 static void generic_resume(struct oxygen *chip)
 280 {
 281         ak4396_registers_init(chip);
 282         wm8785_registers_init(chip);
 283 }
 284
 285 static void meridian_resume(struct oxygen *chip)
 286 {
 287         ak4396_registers_init(chip);
 288 }
 289
 290 static void claro_resume(struct oxygen *chip)
 291 {
 292         ak4396_registers_init(chip);
 293         claro_enable_hp(chip);
 294 }
 295
 296 static void stereo_resume(struct oxygen *chip)
 297 {
 298         ak4396_registers_init(chip);
 299 }
 300
 301 static void set_ak4396_params(struct oxygen *chip,
 302                               struct snd_pcm_hw_params *params)
 303 {
 304         struct generic_data *data = chip->model_data;
 305         unsigned int i;
 306         u8 value;
 307
 308         value = data->ak4396_regs[0][AK4396_CONTROL_2] & ~AK4396_DFS_MASK;
 309         if (params_rate(params) <= 54000)
 310                 value |= AK4396_DFS_NORMAL;
 311         else if (params_rate(params) <= 108000)
 312                 value |= AK4396_DFS_DOUBLE;
 313         else
 314                 value |= AK4396_DFS_QUAD;
 315
 316         msleep(1); /* wait for the new MCLK to become stable */
 317
 318         if (value != data->ak4396_regs[0][AK4396_CONTROL_2]) {
 319                 for (i = 0; i < data->dacs; ++i) {
 320                         ak4396_write(chip, i, AK4396_CONTROL_1,
 321                                      AK4396_DIF_24_MSB);
 322                         ak4396_write(chip, i, AK4396_CONTROL_2, value);
 323                         ak4396_write(chip, i, AK4396_CONTROL_1,
 324                                      AK4396_DIF_24_MSB | AK4396_RSTN);
 325                 }
 326         }
 327 }
 328
 329 static void update_ak4396_volume(struct oxygen *chip)
 330 {
 331         struct generic_data *data = chip->model_data;
 332         unsigned int i;
 333
 334         for (i = 0; i < data->dacs; ++i) {
 335                 ak4396_write_cached(chip, i, AK4396_LCH_ATT,
 336                                     chip->dac_volume[i * 2]);
 337                 ak4396_write_cached(chip, i, AK4396_RCH_ATT,
 338                                     chip->dac_volume[i * 2 + 1]);
 339         }
 340 }
 341
 342 static void update_ak4396_mute(struct oxygen *chip)
 343 {
 344         struct generic_data *data = chip->model_data;
 345         unsigned int i;
 346         u8 value;
 347
 348         value = data->ak4396_regs[0][AK4396_CONTROL_2] & ~AK4396_SMUTE;
 349         if (chip->dac_mute)
 350                 value |= AK4396_SMUTE;
 351         for (i = 0; i < data->dacs; ++i)
 352                 ak4396_write_cached(chip, i, AK4396_CONTROL_2, value);
 353 }
 354
 355 static void set_wm8785_params(struct oxygen *chip,
 356                               struct snd_pcm_hw_params *params)
 357 {
 358         struct generic_data *data = chip->model_data;
 359         unsigned int value;
 360
 361         value = WM8785_MCR_SLAVE | WM8785_FORMAT_LJUST;
 362         if (params_rate(params) <= 48000)
 363                 value |= WM8785_OSR_SINGLE;
 364         else if (params_rate(params) <= 96000)
 365                 value |= WM8785_OSR_DOUBLE;
 366         else
 367                 value |= WM8785_OSR_QUAD;
 368         if (value != data->wm8785_regs[0]) {
 369                 wm8785_write(chip, WM8785_R7, 0);
 370                 wm8785_write(chip, WM8785_R0, value);
 371                 wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]);
 372         }
 373 }
 374
 375 static void set_ak5385_params(struct oxygen *chip,
 376                               struct snd_pcm_hw_params *params)
 377 {
 378         unsigned int value;
 379
 380         if (params_rate(params) <= 54000)
 381                 value = GPIO_AK5385_DFS_NORMAL;
 382         else if (params_rate(params) <= 108000)
 383                 value = GPIO_AK5385_DFS_DOUBLE;
 384         else
 385                 value = GPIO_AK5385_DFS_QUAD;
 386         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 387                               value, GPIO_AK5385_DFS_MASK);
 388 }
 389
 390 static void set_no_params(struct oxygen *chip, struct snd_pcm_hw_params *params)
 391 {
 392 }
 393
 394 static int rolloff_info(struct snd_kcontrol *ctl,
 395                         struct snd_ctl_elem_info *info)
 396 {
 397         static const char *const names[2] = {
 398                 "Sharp Roll-off", "Slow Roll-off"
 399         };
 400
 401         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 402         info->count = 1;
 403         info->value.enumerated.items = 2;
 404         if (info->value.enumerated.item >= 2)
 405                 info->value.enumerated.item = 1;
 406         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 407         return 0;
 408 }
 409
 410 static int rolloff_get(struct snd_kcontrol *ctl,
 411                        struct snd_ctl_elem_value *value)
 412 {
 413         struct oxygen *chip = ctl->private_data;
 414         struct generic_data *data = chip->model_data;
 415
 416         value->value.enumerated.item[0] =
 417                 (data->ak4396_regs[0][AK4396_CONTROL_2] & AK4396_SLOW) != 0;
 418         return 0;
 419 }
 420
 421 static int rolloff_put(struct snd_kcontrol *ctl,
 422                        struct snd_ctl_elem_value *value)
 423 {
 424         struct oxygen *chip = ctl->private_data;
 425         struct generic_data *data = chip->model_data;
 426         unsigned int i;
 427         int changed;
 428         u8 reg;
 429
 430         mutex_lock(&chip->mutex);
 431         reg = data->ak4396_regs[0][AK4396_CONTROL_2];
 432         if (value->value.enumerated.item[0])
 433                 reg |= AK4396_SLOW;
 434         else
 435                 reg &= ~AK4396_SLOW;
 436         changed = reg != data->ak4396_regs[0][AK4396_CONTROL_2];
 437         if (changed) {
 438                 for (i = 0; i < data->dacs; ++i)
 439                         ak4396_write(chip, i, AK4396_CONTROL_2, reg);
 440         }
 441         mutex_unlock(&chip->mutex);
 442         return changed;
 443 }
 444
 445 static const struct snd_kcontrol_new rolloff_control = {
 446         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 447         .name = "DAC Filter Playback Enum",
 448         .info = rolloff_info,
 449         .get = rolloff_get,
 450         .put = rolloff_put,
 451 };
 452
 453 static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
 454 {
 455         static const char *const names[2] = {
 456                 "None", "High-pass Filter"
 457         };
 458
 459         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 460         info->count = 1;
 461         info->value.enumerated.items = 2;
 462         if (info->value.enumerated.item >= 2)
 463                 info->value.enumerated.item = 1;
 464         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 465         return 0;
 466 }
 467
 468 static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 469 {
 470         struct oxygen *chip = ctl->private_data;
 471         struct generic_data *data = chip->model_data;
 472
 473         value->value.enumerated.item[0] =
 474                 (data->wm8785_regs[WM8785_R2] & WM8785_HPFR) != 0;
 475         return 0;
 476 }
 477
 478 static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 479 {
 480         struct oxygen *chip = ctl->private_data;
 481         struct generic_data *data = chip->model_data;
 482         unsigned int reg;
 483         int changed;
 484
 485         mutex_lock(&chip->mutex);
 486         reg = data->wm8785_regs[WM8785_R2] & ~(WM8785_HPFR | WM8785_HPFL);
 487         if (value->value.enumerated.item[0])
 488                 reg |= WM8785_HPFR | WM8785_HPFL;
 489         changed = reg != data->wm8785_regs[WM8785_R2];
 490         if (changed)
 491                 wm8785_write(chip, WM8785_R2, reg);
 492         mutex_unlock(&chip->mutex);
 493         return changed;
 494 }
 495
 496 static const struct snd_kcontrol_new hpf_control = {
 497         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 498         .name = "ADC Filter Capture Enum",
 499         .info = hpf_info,
 500         .get = hpf_get,
 501         .put = hpf_put,
 502 };
 503
 504 static int generic_mixer_init(struct oxygen *chip)
 505 {
 506         return snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip));
 507 }
 508
 509 static int generic_wm8785_mixer_init(struct oxygen *chip)
 510 {
 511         int err;
 512
 513         err = generic_mixer_init(chip);
 514         if (err < 0)
 515                 return err;
 516         err = snd_ctl_add(chip->card, snd_ctl_new1(&hpf_control, chip));
 517         if (err < 0)
 518                 return err;
 519         return 0;
 520 }
 521
 522 static void dump_ak4396_registers(struct oxygen *chip,
 523                                   struct snd_info_buffer *buffer)
 524 {
 525         struct generic_data *data = chip->model_data;
 526         unsigned int dac, i;
 527
 528         for (dac = 0; dac < data->dacs; ++dac) {
 529                 snd_iprintf(buffer, "\nAK4396 %u:", dac + 1);
 530                 for (i = 0; i < 5; ++i)
 531                         snd_iprintf(buffer, " %02x", data->ak4396_regs[dac][i]);
 532         }
 533         snd_iprintf(buffer, "\n");
 534 }
 535
 536 static void dump_wm8785_registers(struct oxygen *chip,
 537                                   struct snd_info_buffer *buffer)
 538 {
 539         struct generic_data *data = chip->model_data;
 540         unsigned int i;
 541
 542         snd_iprintf(buffer, "\nWM8785:");
 543         for (i = 0; i < 3; ++i)
 544                 snd_iprintf(buffer, " %03x", data->wm8785_regs[i]);
 545         snd_iprintf(buffer, "\n");
 546 }
 547
 548 static void dump_oxygen_registers(struct oxygen *chip,
 549                                   struct snd_info_buffer *buffer)
 550 {
 551         dump_ak4396_registers(chip, buffer);
 552         dump_wm8785_registers(chip, buffer);
 553 }
 554
 555 static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
 556
 557 static const struct oxygen_model model_generic = {
 558         .shortname = "C-Media CMI8788",
 559         .longname = "C-Media Oxygen HD Audio",
 560         .chip = "CMI8788",
 561         .init = generic_init,
 562         .mixer_init = generic_wm8785_mixer_init,
 563         .cleanup = generic_cleanup,
 564         .resume = generic_resume,
 565         .get_i2s_mclk = oxygen_default_i2s_mclk,
 566         .set_dac_params = set_ak4396_params,
 567         .set_adc_params = set_wm8785_params,
 568         .update_dac_volume = update_ak4396_volume,
 569         .update_dac_mute = update_ak4396_mute,
 570         .dump_registers = dump_oxygen_registers,
 571         .dac_tlv = ak4396_db_scale,
 572         .model_data_size = sizeof(struct generic_data),
 573         .device_config = PLAYBACK_0_TO_I2S |
 574                          PLAYBACK_1_TO_SPDIF |
 575                          PLAYBACK_2_TO_AC97_1 |
 576                          CAPTURE_0_FROM_I2S_1 |
 577                          CAPTURE_1_FROM_SPDIF |
 578                          CAPTURE_2_FROM_AC97_1 |
 579                          AC97_CD_INPUT,
 580         .dac_channels = 8,
 581         .dac_volume_min = 0,
 582         .dac_volume_max = 255,
 583         .function_flags = OXYGEN_FUNCTION_SPI |
 584                           OXYGEN_FUNCTION_ENABLE_SPI_4_5,
 585         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 586         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 587 };
 588
 589 static int __devinit get_oxygen_model(struct oxygen *chip,
 590                                       const struct pci_device_id *id)
 591 {
 592         chip->model = model_generic;
 593         switch (id->driver_data) {
 594         case MODEL_MERIDIAN:
 595                 chip->model.init = meridian_init;
 596                 chip->model.mixer_init = generic_mixer_init;
 597                 chip->model.resume = meridian_resume;
 598                 chip->model.set_adc_params = set_ak5385_params;
 599                 chip->model.dump_registers = dump_ak4396_registers;
 600                 chip->model.device_config = PLAYBACK_0_TO_I2S |
 601                                             PLAYBACK_1_TO_SPDIF |
 602                                             CAPTURE_0_FROM_I2S_2 |
 603                                             CAPTURE_1_FROM_SPDIF;
 604                 break;
 605         case MODEL_CLARO:
 606                 chip->model.init = claro_init;
 607                 chip->model.cleanup = claro_cleanup;
 608                 chip->model.suspend = claro_suspend;
 609                 chip->model.resume = claro_resume;
 610                 break;
 611         case MODEL_CLARO_HALO:
 612                 chip->model.init = claro_halo_init;
 613                 chip->model.mixer_init = generic_mixer_init;
 614                 chip->model.cleanup = claro_cleanup;
 615                 chip->model.suspend = claro_suspend;
 616                 chip->model.resume = claro_resume;
 617                 chip->model.set_adc_params = set_ak5385_params;
 618                 chip->model.dump_registers = dump_ak4396_registers;
 619                 chip->model.device_config = PLAYBACK_0_TO_I2S |
 620                                             PLAYBACK_1_TO_SPDIF |
 621                                             CAPTURE_0_FROM_I2S_2 |
 622                                             CAPTURE_1_FROM_SPDIF;
 623                 break;
 624         case MODEL_FANTASIA:
 625         case MODEL_2CH_OUTPUT:
 626                 chip->model.shortname = "C-Media CMI8787";
 627                 chip->model.chip = "CMI8787";
 628                 if (id->driver_data == MODEL_FANTASIA)
 629                         chip->model.init = fantasia_init;
 630                 else
 631                         chip->model.init = stereo_output_init;
 632                 chip->model.resume = stereo_resume;
 633                 chip->model.mixer_init = generic_mixer_init;
 634                 chip->model.set_adc_params = set_no_params;
 635                 chip->model.dump_registers = dump_ak4396_registers;
 636                 chip->model.device_config = PLAYBACK_0_TO_I2S |
 637                                             PLAYBACK_1_TO_SPDIF;
 638                 if (id->driver_data == MODEL_FANTASIA)
 639                         chip->model.device_config |= CAPTURE_0_FROM_I2S_1;
 640                 chip->model.dac_channels = 2;
 641                 break;
 642         }
 643         if (id->driver_data == MODEL_MERIDIAN ||
 644             id->driver_data == MODEL_CLARO_HALO) {
 645                 chip->model.misc_flags = OXYGEN_MISC_MIDI;
 646                 chip->model.device_config |= MIDI_OUTPUT | MIDI_INPUT;
 647         }
 648         return 0;
 649 }
 650
 651 static int __devinit generic_oxygen_probe(struct pci_dev *pci,
 652                                           const struct pci_device_id *pci_id)
 653 {
 654         static int dev;
 655         int err;
 656
 657         if (dev >= SNDRV_CARDS)
 658                 return -ENODEV;
 659         if (!enable[dev]) {
 660                 ++dev;
 661                 return -ENOENT;
 662         }
 663         err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,
 664                                oxygen_ids, get_oxygen_model);
 665         if (err >= 0)
 666                 ++dev;
 667         return err;
 668 }
 669
 670 static struct pci_driver oxygen_driver = {
 671         .name = "CMI8788",
 672         .id_table = oxygen_ids,
 673         .probe = generic_oxygen_probe,
 674         .remove = __devexit_p(oxygen_pci_remove),
 675 #ifdef CONFIG_PM
 676         .suspend = oxygen_pci_suspend,
 677         .resume = oxygen_pci_resume,
 678 #endif
 679 };
 680
 681 static int __init alsa_card_oxygen_init(void)
 682 {
 683         return pci_register_driver(&oxygen_driver);
 684 }
 685
 686 static void __exit alsa_card_oxygen_exit(void)
 687 {
 688         pci_unregister_driver(&oxygen_driver);
 689 }
 690
 691 module_init(alsa_card_oxygen_init)
 692 module_exit(alsa_card_oxygen_exit)