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_FANTASIA, 74 MODEL_2CH_OUTPUT, 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_2CH_OUTPUT }, 89 /* TempoTec HiFier Fantasia */ 90 { OXYGEN_PCI_SUBID(0x14c3, 0x1710), .driver_data = MODEL_FANTASIA }, 91 /* TempoTec HiFier Serenade */ 92 { OXYGEN_PCI_SUBID(0x14c3, 0x1711), .driver_data = MODEL_2CH_OUTPUT }, 93 /* AuzenTech X-Meridian */ 94 { OXYGEN_PCI_SUBID(0x415a, 0x5431), .driver_data = MODEL_MERIDIAN }, 95 /* HT-Omega Claro */ 96 { OXYGEN_PCI_SUBID(0x7284, 0x9761), .driver_data = MODEL_CLARO }, 97 /* HT-Omega Claro halo */ 98 { OXYGEN_PCI_SUBID(0x7284, 0x9781), .driver_data = MODEL_CLARO_HALO }, 99 { } 100 }; 101 MODULE_DEVICE_TABLE(pci, oxygen_ids); 102 103 104 #define GPIO_AK5385_DFS_MASK 0x0003 105 #define GPIO_AK5385_DFS_NORMAL 0x0000 106 #define GPIO_AK5385_DFS_DOUBLE 0x0001 107 #define GPIO_AK5385_DFS_QUAD 0x0002 108 109 #define GPIO_CLARO_HP 0x0100 110 111 struct generic_data { 112 unsigned int dacs; 113 u8 ak4396_regs[4][5]; 114 u16 wm8785_regs[3]; 115 }; 116 117 static void ak4396_write(struct oxygen *chip, unsigned int codec, 118 u8 reg, u8 value) 119 { 120 /* maps ALSA channel pair number to SPI output */ 121 static const u8 codec_spi_map[4] = { 122 0, 1, 2, 4 123 }; 124 struct generic_data *data = chip->model_data; 125 126 oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER | 127 OXYGEN_SPI_DATA_LENGTH_2 | 128 OXYGEN_SPI_CLOCK_160 | 129 (codec_spi_map[codec] << OXYGEN_SPI_CODEC_SHIFT) | 130 OXYGEN_SPI_CEN_LATCH_CLOCK_HI, 131 AK4396_WRITE | (reg << 8) | value); 132 data->ak4396_regs[codec][reg] = value; 133 } 134 135 static void ak4396_write_cached(struct oxygen *chip, unsigned int codec, 136 u8 reg, u8 value) 137 { 138 struct generic_data *data = chip->model_data; 139 140 if (value != data->ak4396_regs[codec][reg]) 141 ak4396_write(chip, codec, reg, value); 142 } 143 144 static void wm8785_write(struct oxygen *chip, u8 reg, unsigned int value) 145 { 146 struct generic_data *data = chip->model_data; 147 148 oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER | 149 OXYGEN_SPI_DATA_LENGTH_2 | 150 OXYGEN_SPI_CLOCK_160 | 151 (3 << OXYGEN_SPI_CODEC_SHIFT) | 152 OXYGEN_SPI_CEN_LATCH_CLOCK_LO, 153 (reg << 9) | value); 154 if (reg < ARRAY_SIZE(data->wm8785_regs)) 155 data->wm8785_regs[reg] = value; 156 } 157 158 static void ak4396_registers_init(struct oxygen *chip) 159 { 160 struct generic_data *data = chip->model_data; 161 unsigned int i; 162 163 for (i = 0; i < data->dacs; ++i) { 164 ak4396_write(chip, i, AK4396_CONTROL_1, 165 AK4396_DIF_24_MSB | AK4396_RSTN); 166 ak4396_write(chip, i, AK4396_CONTROL_2, 167 data->ak4396_regs[0][AK4396_CONTROL_2]); 168 ak4396_write(chip, i, AK4396_CONTROL_3, 169 AK4396_PCM); 170 ak4396_write(chip, i, AK4396_LCH_ATT, 171 chip->dac_volume[i * 2]); 172 ak4396_write(chip, i, AK4396_RCH_ATT, 173 chip->dac_volume[i * 2 + 1]); 174 } 175 } 176 177 static void ak4396_init(struct oxygen *chip) 178 { 179 struct generic_data *data = chip->model_data; 180 181 data->dacs = chip->model.dac_channels / 2; 182 data->ak4396_regs[0][AK4396_CONTROL_2] = 183 AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL; 184 ak4396_registers_init(chip); 185 snd_component_add(chip->card, "AK4396"); 186 } 187 188 static void ak5385_init(struct oxygen *chip) 189 { 190 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_AK5385_DFS_MASK); 191 oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_AK5385_DFS_MASK); 192 snd_component_add(chip->card, "AK5385"); 193 } 194 195 static void wm8785_registers_init(struct oxygen *chip) 196 { 197 struct generic_data *data = chip->model_data; 198 199 wm8785_write(chip, WM8785_R7, 0); 200 wm8785_write(chip, WM8785_R0, data->wm8785_regs[0]); 201 wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]); 202 } 203 204 static void wm8785_init(struct oxygen *chip) 205 { 206 struct generic_data *data = chip->model_data; 207 208 data->wm8785_regs[0] = 209 WM8785_MCR_SLAVE | WM8785_OSR_SINGLE | WM8785_FORMAT_LJUST; 210 data->wm8785_regs[2] = WM8785_HPFR | WM8785_HPFL; 211 wm8785_registers_init(chip); 212 snd_component_add(chip->card, "WM8785"); 213 } 214 215 static void generic_init(struct oxygen *chip) 216 { 217 ak4396_init(chip); 218 wm8785_init(chip); 219 } 220 221 static void meridian_init(struct oxygen *chip) 222 { 223 ak4396_init(chip); 224 ak5385_init(chip); 225 } 226 227 static void claro_enable_hp(struct oxygen *chip) 228 { 229 msleep(300); 230 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CLARO_HP); 231 oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP); 232 } 233 234 static void claro_init(struct oxygen *chip) 235 { 236 ak4396_init(chip); 237 wm8785_init(chip); 238 claro_enable_hp(chip); 239 } 240 241 static void claro_halo_init(struct oxygen *chip) 242 { 243 ak4396_init(chip); 244 ak5385_init(chip); 245 claro_enable_hp(chip); 246 } 247 248 static void fantasia_init(struct oxygen *chip) 249 { 250 ak4396_init(chip); 251 snd_component_add(chip->card, "CS5340"); 252 } 253 254 static void stereo_output_init(struct oxygen *chip) 255 { 256 ak4396_init(chip); 257 } 258 259 static void generic_cleanup(struct oxygen *chip) 260 { 261 } 262 263 static void claro_disable_hp(struct oxygen *chip) 264 { 265 oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP); 266 } 267 268 static void claro_cleanup(struct oxygen *chip) 269 { 270 claro_disable_hp(chip); 271 } 272 273 static void claro_suspend(struct oxygen *chip) 274 { 275 claro_disable_hp(chip); 276 } 277 278 static void generic_resume(struct oxygen *chip) 279 { 280 ak4396_registers_init(chip); 281 wm8785_registers_init(chip); 282 } 283 284 static void meridian_resume(struct oxygen *chip) 285 { 286 ak4396_registers_init(chip); 287 } 288 289 static void claro_resume(struct oxygen *chip) 290 { 291 ak4396_registers_init(chip); 292 claro_enable_hp(chip); 293 } 294 295 static void stereo_resume(struct oxygen *chip) 296 { 297 ak4396_registers_init(chip); 298 } 299 300 static void set_ak4396_params(struct oxygen *chip, 301 struct snd_pcm_hw_params *params) 302 { 303 struct generic_data *data = chip->model_data; 304 unsigned int i; 305 u8 value; 306 307 value = data->ak4396_regs[0][AK4396_CONTROL_2] & ~AK4396_DFS_MASK; 308 if (params_rate(params) <= 54000) 309 value |= AK4396_DFS_NORMAL; 310 else if (params_rate(params) <= 108000) 311 value |= AK4396_DFS_DOUBLE; 312 else 313 value |= AK4396_DFS_QUAD; 314 315 msleep(1); /* wait for the new MCLK to become stable */ 316 317 if (value != data->ak4396_regs[0][AK4396_CONTROL_2]) { 318 for (i = 0; i < data->dacs; ++i) { 319 ak4396_write(chip, i, AK4396_CONTROL_1, 320 AK4396_DIF_24_MSB); 321 ak4396_write(chip, i, AK4396_CONTROL_2, value); 322 ak4396_write(chip, i, AK4396_CONTROL_1, 323 AK4396_DIF_24_MSB | AK4396_RSTN); 324 } 325 } 326 } 327 328 static void update_ak4396_volume(struct oxygen *chip) 329 { 330 struct generic_data *data = chip->model_data; 331 unsigned int i; 332 333 for (i = 0; i < data->dacs; ++i) { 334 ak4396_write_cached(chip, i, AK4396_LCH_ATT, 335 chip->dac_volume[i * 2]); 336 ak4396_write_cached(chip, i, AK4396_RCH_ATT, 337 chip->dac_volume[i * 2 + 1]); 338 } 339 } 340 341 static void update_ak4396_mute(struct oxygen *chip) 342 { 343 struct generic_data *data = chip->model_data; 344 unsigned int i; 345 u8 value; 346 347 value = data->ak4396_regs[0][AK4396_CONTROL_2] & ~AK4396_SMUTE; 348 if (chip->dac_mute) 349 value |= AK4396_SMUTE; 350 for (i = 0; i < data->dacs; ++i) 351 ak4396_write_cached(chip, i, AK4396_CONTROL_2, value); 352 } 353 354 static void set_wm8785_params(struct oxygen *chip, 355 struct snd_pcm_hw_params *params) 356 { 357 struct generic_data *data = chip->model_data; 358 unsigned int value; 359 360 value = WM8785_MCR_SLAVE | WM8785_FORMAT_LJUST; 361 if (params_rate(params) <= 48000) 362 value |= WM8785_OSR_SINGLE; 363 else if (params_rate(params) <= 96000) 364 value |= WM8785_OSR_DOUBLE; 365 else 366 value |= WM8785_OSR_QUAD; 367 if (value != data->wm8785_regs[0]) { 368 wm8785_write(chip, WM8785_R7, 0); 369 wm8785_write(chip, WM8785_R0, value); 370 wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]); 371 } 372 } 373 374 static void set_ak5385_params(struct oxygen *chip, 375 struct snd_pcm_hw_params *params) 376 { 377 unsigned int value; 378 379 if (params_rate(params) <= 54000) 380 value = GPIO_AK5385_DFS_NORMAL; 381 else if (params_rate(params) <= 108000) 382 value = GPIO_AK5385_DFS_DOUBLE; 383 else 384 value = GPIO_AK5385_DFS_QUAD; 385 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 386 value, GPIO_AK5385_DFS_MASK); 387 } 388 389 static void set_no_params(struct oxygen *chip, struct snd_pcm_hw_params *params) 390 { 391 } 392 393 static int rolloff_info(struct snd_kcontrol *ctl, 394 struct snd_ctl_elem_info *info) 395 { 396 static const char *const names[2] = { 397 "Sharp Roll-off", "Slow Roll-off" 398 }; 399 400 info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 401 info->count = 1; 402 info->value.enumerated.items = 2; 403 if (info->value.enumerated.item >= 2) 404 info->value.enumerated.item = 1; 405 strcpy(info->value.enumerated.name, names[info->value.enumerated.item]); 406 return 0; 407 } 408 409 static int rolloff_get(struct snd_kcontrol *ctl, 410 struct snd_ctl_elem_value *value) 411 { 412 struct oxygen *chip = ctl->private_data; 413 struct generic_data *data = chip->model_data; 414 415 value->value.enumerated.item[0] = 416 (data->ak4396_regs[0][AK4396_CONTROL_2] & AK4396_SLOW) != 0; 417 return 0; 418 } 419 420 static int rolloff_put(struct snd_kcontrol *ctl, 421 struct snd_ctl_elem_value *value) 422 { 423 struct oxygen *chip = ctl->private_data; 424 struct generic_data *data = chip->model_data; 425 unsigned int i; 426 int changed; 427 u8 reg; 428 429 mutex_lock(&chip->mutex); 430 reg = data->ak4396_regs[0][AK4396_CONTROL_2]; 431 if (value->value.enumerated.item[0]) 432 reg |= AK4396_SLOW; 433 else 434 reg &= ~AK4396_SLOW; 435 changed = reg != data->ak4396_regs[0][AK4396_CONTROL_2]; 436 if (changed) { 437 for (i = 0; i < data->dacs; ++i) 438 ak4396_write(chip, i, AK4396_CONTROL_2, reg); 439 } 440 mutex_unlock(&chip->mutex); 441 return changed; 442 } 443 444 static const struct snd_kcontrol_new rolloff_control = { 445 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 446 .name = "DAC Filter Playback Enum", 447 .info = rolloff_info, 448 .get = rolloff_get, 449 .put = rolloff_put, 450 }; 451 452 static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info) 453 { 454 static const char *const names[2] = { 455 "None", "High-pass Filter" 456 }; 457 458 info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 459 info->count = 1; 460 info->value.enumerated.items = 2; 461 if (info->value.enumerated.item >= 2) 462 info->value.enumerated.item = 1; 463 strcpy(info->value.enumerated.name, names[info->value.enumerated.item]); 464 return 0; 465 } 466 467 static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value) 468 { 469 struct oxygen *chip = ctl->private_data; 470 struct generic_data *data = chip->model_data; 471 472 value->value.enumerated.item[0] = 473 (data->wm8785_regs[WM8785_R2] & WM8785_HPFR) != 0; 474 return 0; 475 } 476 477 static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value) 478 { 479 struct oxygen *chip = ctl->private_data; 480 struct generic_data *data = chip->model_data; 481 unsigned int reg; 482 int changed; 483 484 mutex_lock(&chip->mutex); 485 reg = data->wm8785_regs[WM8785_R2] & ~(WM8785_HPFR | WM8785_HPFL); 486 if (value->value.enumerated.item[0]) 487 reg |= WM8785_HPFR | WM8785_HPFL; 488 changed = reg != data->wm8785_regs[WM8785_R2]; 489 if (changed) 490 wm8785_write(chip, WM8785_R2, reg); 491 mutex_unlock(&chip->mutex); 492 return changed; 493 } 494 495 static const struct snd_kcontrol_new hpf_control = { 496 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 497 .name = "ADC Filter Capture Enum", 498 .info = hpf_info, 499 .get = hpf_get, 500 .put = hpf_put, 501 }; 502 503 static int generic_mixer_init(struct oxygen *chip) 504 { 505 return snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip)); 506 } 507 508 static int generic_wm8785_mixer_init(struct oxygen *chip) 509 { 510 int err; 511 512 err = generic_mixer_init(chip); 513 if (err < 0) 514 return err; 515 err = snd_ctl_add(chip->card, snd_ctl_new1(&hpf_control, chip)); 516 if (err < 0) 517 return err; 518 return 0; 519 } 520 521 static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0); 522 523 static const struct oxygen_model model_generic = { 524 .shortname = "C-Media CMI8788", 525 .longname = "C-Media Oxygen HD Audio", 526 .chip = "CMI8788", 527 .init = generic_init, 528 .mixer_init = generic_wm8785_mixer_init, 529 .cleanup = generic_cleanup, 530 .resume = generic_resume, 531 .get_i2s_mclk = oxygen_default_i2s_mclk, 532 .set_dac_params = set_ak4396_params, 533 .set_adc_params = set_wm8785_params, 534 .update_dac_volume = update_ak4396_volume, 535 .update_dac_mute = update_ak4396_mute, 536 .dac_tlv = ak4396_db_scale, 537 .model_data_size = sizeof(struct generic_data), 538 .device_config = PLAYBACK_0_TO_I2S | 539 PLAYBACK_1_TO_SPDIF | 540 PLAYBACK_2_TO_AC97_1 | 541 CAPTURE_0_FROM_I2S_1 | 542 CAPTURE_1_FROM_SPDIF | 543 CAPTURE_2_FROM_AC97_1 | 544 AC97_CD_INPUT, 545 .dac_channels = 8, 546 .dac_volume_min = 0, 547 .dac_volume_max = 255, 548 .function_flags = OXYGEN_FUNCTION_SPI | 549 OXYGEN_FUNCTION_ENABLE_SPI_4_5, 550 .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 551 .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 552 }; 553 554 static int __devinit get_oxygen_model(struct oxygen *chip, 555 const struct pci_device_id *id) 556 { 557 chip->model = model_generic; 558 switch (id->driver_data) { 559 case MODEL_MERIDIAN: 560 chip->model.init = meridian_init; 561 chip->model.mixer_init = generic_mixer_init; 562 chip->model.resume = meridian_resume; 563 chip->model.set_adc_params = set_ak5385_params; 564 chip->model.device_config = PLAYBACK_0_TO_I2S | 565 PLAYBACK_1_TO_SPDIF | 566 CAPTURE_0_FROM_I2S_2 | 567 CAPTURE_1_FROM_SPDIF; 568 break; 569 case MODEL_CLARO: 570 chip->model.init = claro_init; 571 chip->model.cleanup = claro_cleanup; 572 chip->model.suspend = claro_suspend; 573 chip->model.resume = claro_resume; 574 break; 575 case MODEL_CLARO_HALO: 576 chip->model.init = claro_halo_init; 577 chip->model.mixer_init = generic_mixer_init; 578 chip->model.cleanup = claro_cleanup; 579 chip->model.suspend = claro_suspend; 580 chip->model.resume = claro_resume; 581 chip->model.set_adc_params = set_ak5385_params; 582 chip->model.device_config = PLAYBACK_0_TO_I2S | 583 PLAYBACK_1_TO_SPDIF | 584 CAPTURE_0_FROM_I2S_2 | 585 CAPTURE_1_FROM_SPDIF; 586 break; 587 case MODEL_FANTASIA: 588 case MODEL_2CH_OUTPUT: 589 chip->model.shortname = "C-Media CMI8787"; 590 chip->model.chip = "CMI8787"; 591 if (id->driver_data == MODEL_FANTASIA) 592 chip->model.init = fantasia_init; 593 else 594 chip->model.init = stereo_output_init; 595 chip->model.resume = stereo_resume; 596 chip->model.mixer_init = generic_mixer_init; 597 chip->model.set_adc_params = set_no_params; 598 chip->model.device_config = PLAYBACK_0_TO_I2S | 599 PLAYBACK_1_TO_SPDIF; 600 if (id->driver_data == MODEL_FANTASIA) 601 chip->model.device_config |= CAPTURE_0_FROM_I2S_1; 602 chip->model.dac_channels = 2; 603 break; 604 } 605 if (id->driver_data == MODEL_MERIDIAN || 606 id->driver_data == MODEL_CLARO_HALO) { 607 chip->model.misc_flags = OXYGEN_MISC_MIDI; 608 chip->model.device_config |= MIDI_OUTPUT | MIDI_INPUT; 609 } 610 return 0; 611 } 612 613 static int __devinit generic_oxygen_probe(struct pci_dev *pci, 614 const struct pci_device_id *pci_id) 615 { 616 static int dev; 617 int err; 618 619 if (dev >= SNDRV_CARDS) 620 return -ENODEV; 621 if (!enable[dev]) { 622 ++dev; 623 return -ENOENT; 624 } 625 err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE, 626 oxygen_ids, get_oxygen_model); 627 if (err >= 0) 628 ++dev; 629 return err; 630 } 631 632 static struct pci_driver oxygen_driver = { 633 .name = "CMI8788", 634 .id_table = oxygen_ids, 635 .probe = generic_oxygen_probe, 636 .remove = __devexit_p(oxygen_pci_remove), 637 #ifdef CONFIG_PM 638 .suspend = oxygen_pci_suspend, 639 .resume = oxygen_pci_resume, 640 #endif 641 }; 642 643 static int __init alsa_card_oxygen_init(void) 644 { 645 return pci_register_driver(&oxygen_driver); 646 } 647 648 static void __exit alsa_card_oxygen_exit(void) 649 { 650 pci_unregister_driver(&oxygen_driver); 651 } 652 653 module_init(alsa_card_oxygen_init) 654 module_exit(alsa_card_oxygen_exit) 655