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 28 static 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; 35 info->value.integer.min = 0; 36 info->value.integer.max = 0xff; 37 return 0; 38 } 39 40 static 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; ++i) 48 value->value.integer.value[i] = chip->dac_volume[i]; 49 mutex_unlock(&chip->mutex); 50 return 0; 51 } 52 53 static 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; ++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 73 static 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 84 static 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 } 99 100 static int upmix_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info) 101 { 102 static const char *const names[3] = { 103 "Front", "Front+Surround", "Front+Surround+Back" 104 }; 105 struct oxygen *chip = ctl->private_data; 106 unsigned int count = 2 + (chip->model->dac_channels == 8); 107 108 info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 109 info->count = 1; 110 info->value.enumerated.items = count; 111 if (info->value.enumerated.item >= count) 112 info->value.enumerated.item = count - 1; 113 strcpy(info->value.enumerated.name, names[info->value.enumerated.item]); 114 return 0; 115 } 116 117 static int upmix_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value) 118 { 119 struct oxygen *chip = ctl->private_data; 120 121 mutex_lock(&chip->mutex); 122 value->value.enumerated.item[0] = chip->dac_routing; 123 mutex_unlock(&chip->mutex); 124 return 0; 125 } 126 127 void oxygen_update_dac_routing(struct oxygen *chip) 128 { 129 /* DAC 0: front, DAC 1: surround, DAC 2: center/LFE, DAC 3: back */ 130 static const unsigned int reg_values[3] = { 131 /* stereo -> front */ 132 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) | 133 (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) | 134 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) | 135 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT), 136 /* stereo -> front+surround */ 137 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) | 138 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) | 139 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) | 140 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT), 141 /* stereo -> front+surround+back */ 142 (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) | 143 (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) | 144 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) | 145 (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT), 146 }; 147 u8 channels; 148 unsigned int reg_value; 149 150 channels = oxygen_read8(chip, OXYGEN_PLAY_CHANNELS) & 151 OXYGEN_PLAY_CHANNELS_MASK; 152 if (channels == OXYGEN_PLAY_CHANNELS_2) 153 reg_value = reg_values[chip->dac_routing]; 154 else if (channels == OXYGEN_PLAY_CHANNELS_8) 155 /* in 7.1 mode, "rear" channels go to the "back" jack */ 156 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) | 157 (3 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) | 158 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) | 159 (1 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT); 160 else 161 reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) | 162 (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) | 163 (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) | 164 (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT); 165 oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value, 166 OXYGEN_PLAY_DAC0_SOURCE_MASK | 167 OXYGEN_PLAY_DAC1_SOURCE_MASK | 168 OXYGEN_PLAY_DAC2_SOURCE_MASK | 169 OXYGEN_PLAY_DAC3_SOURCE_MASK); 170 } 171 172 static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value) 173 { 174 struct oxygen *chip = ctl->private_data; 175 unsigned int count = 2 + (chip->model->dac_channels == 8); 176 int changed; 177 178 mutex_lock(&chip->mutex); 179 changed = value->value.enumerated.item[0] != chip->dac_routing; 180 if (changed) { 181 chip->dac_routing = min(value->value.enumerated.item[0], 182 count - 1); 183 spin_lock_irq(&chip->reg_lock); 184 oxygen_update_dac_routing(chip); 185 spin_unlock_irq(&chip->reg_lock); 186 } 187 mutex_unlock(&chip->mutex); 188 return changed; 189 } 190 191 static int spdif_switch_get(struct snd_kcontrol *ctl, 192 struct snd_ctl_elem_value *value) 193 { 194 struct oxygen *chip = ctl->private_data; 195 196 mutex_lock(&chip->mutex); 197 value->value.integer.value[0] = chip->spdif_playback_enable; 198 mutex_unlock(&chip->mutex); 199 return 0; 200 } 201 202 static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate) 203 { 204 switch (oxygen_rate) { 205 case OXYGEN_RATE_32000: 206 return IEC958_AES3_CON_FS_32000 << OXYGEN_SPDIF_CS_RATE_SHIFT; 207 case OXYGEN_RATE_44100: 208 return IEC958_AES3_CON_FS_44100 << OXYGEN_SPDIF_CS_RATE_SHIFT; 209 default: /* OXYGEN_RATE_48000 */ 210 return IEC958_AES3_CON_FS_48000 << OXYGEN_SPDIF_CS_RATE_SHIFT; 211 case OXYGEN_RATE_64000: 212 return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT; 213 case OXYGEN_RATE_88200: 214 return 0x8 << OXYGEN_SPDIF_CS_RATE_SHIFT; 215 case OXYGEN_RATE_96000: 216 return 0xa << OXYGEN_SPDIF_CS_RATE_SHIFT; 217 case OXYGEN_RATE_176400: 218 return 0xc << OXYGEN_SPDIF_CS_RATE_SHIFT; 219 case OXYGEN_RATE_192000: 220 return 0xe << OXYGEN_SPDIF_CS_RATE_SHIFT; 221 } 222 } 223 224 void oxygen_update_spdif_source(struct oxygen *chip) 225 { 226 u32 old_control, new_control; 227 u16 old_routing, new_routing; 228 unsigned int oxygen_rate; 229 230 old_control = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL); 231 old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING); 232 if (chip->pcm_active & (1 << PCM_SPDIF)) { 233 new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE; 234 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK) 235 | OXYGEN_PLAY_SPDIF_SPDIF; 236 oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT) 237 & OXYGEN_I2S_RATE_MASK; 238 /* S/PDIF rate was already set by the caller */ 239 } else if ((chip->pcm_active & (1 << PCM_MULTICH)) && 240 chip->spdif_playback_enable) { 241 new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK) 242 | OXYGEN_PLAY_SPDIF_MULTICH_01; 243 oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT) 244 & OXYGEN_I2S_RATE_MASK; 245 new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) | 246 (oxygen_rate << OXYGEN_SPDIF_OUT_RATE_SHIFT) | 247 OXYGEN_SPDIF_OUT_ENABLE; 248 } else { 249 new_control = old_control & ~OXYGEN_SPDIF_OUT_ENABLE; 250 new_routing = old_routing; 251 oxygen_rate = OXYGEN_RATE_44100; 252 } 253 if (old_routing != new_routing) { 254 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, 255 new_control & ~OXYGEN_SPDIF_OUT_ENABLE); 256 oxygen_write16(chip, OXYGEN_PLAY_ROUTING, new_routing); 257 } 258 if (new_control & OXYGEN_SPDIF_OUT_ENABLE) 259 oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS, 260 oxygen_spdif_rate(oxygen_rate) | 261 ((chip->pcm_active & (1 << PCM_SPDIF)) ? 262 chip->spdif_pcm_bits : chip->spdif_bits)); 263 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, new_control); 264 } 265 266 static int spdif_switch_put(struct snd_kcontrol *ctl, 267 struct snd_ctl_elem_value *value) 268 { 269 struct oxygen *chip = ctl->private_data; 270 int changed; 271 272 mutex_lock(&chip->mutex); 273 changed = value->value.integer.value[0] != chip->spdif_playback_enable; 274 if (changed) { 275 chip->spdif_playback_enable = !!value->value.integer.value[0]; 276 spin_lock_irq(&chip->reg_lock); 277 oxygen_update_spdif_source(chip); 278 spin_unlock_irq(&chip->reg_lock); 279 } 280 mutex_unlock(&chip->mutex); 281 return changed; 282 } 283 284 static int spdif_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info) 285 { 286 info->type = SNDRV_CTL_ELEM_TYPE_IEC958; 287 info->count = 1; 288 return 0; 289 } 290 291 static void oxygen_to_iec958(u32 bits, struct snd_ctl_elem_value *value) 292 { 293 value->value.iec958.status[0] = 294 bits & (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C | 295 OXYGEN_SPDIF_PREEMPHASIS); 296 value->value.iec958.status[1] = /* category and original */ 297 bits >> OXYGEN_SPDIF_CATEGORY_SHIFT; 298 } 299 300 static u32 iec958_to_oxygen(struct snd_ctl_elem_value *value) 301 { 302 u32 bits; 303 304 bits = value->value.iec958.status[0] & 305 (OXYGEN_SPDIF_NONAUDIO | OXYGEN_SPDIF_C | 306 OXYGEN_SPDIF_PREEMPHASIS); 307 bits |= value->value.iec958.status[1] << OXYGEN_SPDIF_CATEGORY_SHIFT; 308 if (bits & OXYGEN_SPDIF_NONAUDIO) 309 bits |= OXYGEN_SPDIF_V; 310 return bits; 311 } 312 313 static inline void write_spdif_bits(struct oxygen *chip, u32 bits) 314 { 315 oxygen_write32_masked(chip, OXYGEN_SPDIF_OUTPUT_BITS, bits, 316 OXYGEN_SPDIF_NONAUDIO | 317 OXYGEN_SPDIF_C | 318 OXYGEN_SPDIF_PREEMPHASIS | 319 OXYGEN_SPDIF_CATEGORY_MASK | 320 OXYGEN_SPDIF_ORIGINAL | 321 OXYGEN_SPDIF_V); 322 } 323 324 static int spdif_default_get(struct snd_kcontrol *ctl, 325 struct snd_ctl_elem_value *value) 326 { 327 struct oxygen *chip = ctl->private_data; 328 329 mutex_lock(&chip->mutex); 330 oxygen_to_iec958(chip->spdif_bits, value); 331 mutex_unlock(&chip->mutex); 332 return 0; 333 } 334 335 static int spdif_default_put(struct snd_kcontrol *ctl, 336 struct snd_ctl_elem_value *value) 337 { 338 struct oxygen *chip = ctl->private_data; 339 u32 new_bits; 340 int changed; 341 342 new_bits = iec958_to_oxygen(value); 343 mutex_lock(&chip->mutex); 344 changed = new_bits != chip->spdif_bits; 345 if (changed) { 346 chip->spdif_bits = new_bits; 347 if (!(chip->pcm_active & (1 << PCM_SPDIF))) 348 write_spdif_bits(chip, new_bits); 349 } 350 mutex_unlock(&chip->mutex); 351 return changed; 352 } 353 354 static int spdif_mask_get(struct snd_kcontrol *ctl, 355 struct snd_ctl_elem_value *value) 356 { 357 value->value.iec958.status[0] = IEC958_AES0_NONAUDIO | 358 IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS; 359 value->value.iec958.status[1] = 360 IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL; 361 return 0; 362 } 363 364 static int spdif_pcm_get(struct snd_kcontrol *ctl, 365 struct snd_ctl_elem_value *value) 366 { 367 struct oxygen *chip = ctl->private_data; 368 369 mutex_lock(&chip->mutex); 370 oxygen_to_iec958(chip->spdif_pcm_bits, value); 371 mutex_unlock(&chip->mutex); 372 return 0; 373 } 374 375 static int spdif_pcm_put(struct snd_kcontrol *ctl, 376 struct snd_ctl_elem_value *value) 377 { 378 struct oxygen *chip = ctl->private_data; 379 u32 new_bits; 380 int changed; 381 382 new_bits = iec958_to_oxygen(value); 383 mutex_lock(&chip->mutex); 384 changed = new_bits != chip->spdif_pcm_bits; 385 if (changed) { 386 chip->spdif_pcm_bits = new_bits; 387 if (chip->pcm_active & (1 << PCM_SPDIF)) 388 write_spdif_bits(chip, new_bits); 389 } 390 mutex_unlock(&chip->mutex); 391 return changed; 392 } 393 394 static int spdif_input_mask_get(struct snd_kcontrol *ctl, 395 struct snd_ctl_elem_value *value) 396 { 397 value->value.iec958.status[0] = 0xff; 398 value->value.iec958.status[1] = 0xff; 399 value->value.iec958.status[2] = 0xff; 400 value->value.iec958.status[3] = 0xff; 401 return 0; 402 } 403 404 static int spdif_input_default_get(struct snd_kcontrol *ctl, 405 struct snd_ctl_elem_value *value) 406 { 407 struct oxygen *chip = ctl->private_data; 408 u32 bits; 409 410 bits = oxygen_read32(chip, OXYGEN_SPDIF_INPUT_BITS); 411 value->value.iec958.status[0] = bits; 412 value->value.iec958.status[1] = bits >> 8; 413 value->value.iec958.status[2] = bits >> 16; 414 value->value.iec958.status[3] = bits >> 24; 415 return 0; 416 } 417 418 static int spdif_loopback_get(struct snd_kcontrol *ctl, 419 struct snd_ctl_elem_value *value) 420 { 421 struct oxygen *chip = ctl->private_data; 422 423 value->value.integer.value[0] = 424 !!(oxygen_read32(chip, OXYGEN_SPDIF_CONTROL) 425 & OXYGEN_SPDIF_LOOPBACK); 426 return 0; 427 } 428 429 static int spdif_loopback_put(struct snd_kcontrol *ctl, 430 struct snd_ctl_elem_value *value) 431 { 432 struct oxygen *chip = ctl->private_data; 433 u32 oldreg, newreg; 434 int changed; 435 436 spin_lock_irq(&chip->reg_lock); 437 oldreg = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL); 438 if (value->value.integer.value[0]) 439 newreg = oldreg | OXYGEN_SPDIF_LOOPBACK; 440 else 441 newreg = oldreg & ~OXYGEN_SPDIF_LOOPBACK; 442 changed = newreg != oldreg; 443 if (changed) 444 oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, newreg); 445 spin_unlock_irq(&chip->reg_lock); 446 return changed; 447 } 448 449 static int ac97_switch_get(struct snd_kcontrol *ctl, 450 struct snd_ctl_elem_value *value) 451 { 452 struct oxygen *chip = ctl->private_data; 453 unsigned int codec = (ctl->private_value >> 24) & 1; 454 unsigned int index = ctl->private_value & 0xff; 455 unsigned int bitnr = (ctl->private_value >> 8) & 0xff; 456 int invert = ctl->private_value & (1 << 16); 457 u16 reg; 458 459 mutex_lock(&chip->mutex); 460 reg = oxygen_read_ac97(chip, codec, index); 461 mutex_unlock(&chip->mutex); 462 if (!(reg & (1 << bitnr)) ^ !invert) 463 value->value.integer.value[0] = 1; 464 else 465 value->value.integer.value[0] = 0; 466 return 0; 467 } 468 469 static int ac97_switch_put(struct snd_kcontrol *ctl, 470 struct snd_ctl_elem_value *value) 471 { 472 struct oxygen *chip = ctl->private_data; 473 unsigned int codec = (ctl->private_value >> 24) & 1; 474 unsigned int index = ctl->private_value & 0xff; 475 unsigned int bitnr = (ctl->private_value >> 8) & 0xff; 476 int invert = ctl->private_value & (1 << 16); 477 u16 oldreg, newreg; 478 int change; 479 480 mutex_lock(&chip->mutex); 481 oldreg = oxygen_read_ac97(chip, codec, index); 482 newreg = oldreg; 483 if (!value->value.integer.value[0] ^ !invert) 484 newreg |= 1 << bitnr; 485 else 486 newreg &= ~(1 << bitnr); 487 change = newreg != oldreg; 488 if (change) { 489 oxygen_write_ac97(chip, codec, index, newreg); 490 if (bitnr == 15 && chip->model->ac97_switch_hook) 491 chip->model->ac97_switch_hook(chip, codec, index, 492 newreg & 0x8000); 493 } 494 mutex_unlock(&chip->mutex); 495 return change; 496 } 497 498 static int ac97_volume_info(struct snd_kcontrol *ctl, 499 struct snd_ctl_elem_info *info) 500 { 501 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 502 info->count = 2; 503 info->value.integer.min = 0; 504 info->value.integer.max = 0x1f; 505 return 0; 506 } 507 508 static int ac97_volume_get(struct snd_kcontrol *ctl, 509 struct snd_ctl_elem_value *value) 510 { 511 struct oxygen *chip = ctl->private_data; 512 unsigned int codec = (ctl->private_value >> 24) & 1; 513 unsigned int index = ctl->private_value & 0xff; 514 u16 reg; 515 516 mutex_lock(&chip->mutex); 517 reg = oxygen_read_ac97(chip, codec, index); 518 mutex_unlock(&chip->mutex); 519 value->value.integer.value[0] = 31 - (reg & 0x1f); 520 value->value.integer.value[1] = 31 - ((reg >> 8) & 0x1f); 521 return 0; 522 } 523 524 static int ac97_volume_put(struct snd_kcontrol *ctl, 525 struct snd_ctl_elem_value *value) 526 { 527 struct oxygen *chip = ctl->private_data; 528 unsigned int codec = (ctl->private_value >> 24) & 1; 529 unsigned int index = ctl->private_value & 0xff; 530 u16 oldreg, newreg; 531 int change; 532 533 mutex_lock(&chip->mutex); 534 oldreg = oxygen_read_ac97(chip, codec, index); 535 newreg = oldreg; 536 newreg = (newreg & ~0x1f) | 537 (31 - (value->value.integer.value[0] & 0x1f)); 538 newreg = (newreg & ~0x1f00) | 539 ((31 - (value->value.integer.value[0] & 0x1f)) << 8); 540 change = newreg != oldreg; 541 if (change) 542 oxygen_write_ac97(chip, codec, index, newreg); 543 mutex_unlock(&chip->mutex); 544 return change; 545 } 546 547 static int ac97_fp_rec_volume_info(struct snd_kcontrol *ctl, 548 struct snd_ctl_elem_info *info) 549 { 550 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 551 info->count = 2; 552 info->value.integer.min = 0; 553 info->value.integer.max = 7; 554 return 0; 555 } 556 557 static int ac97_fp_rec_volume_get(struct snd_kcontrol *ctl, 558 struct snd_ctl_elem_value *value) 559 { 560 struct oxygen *chip = ctl->private_data; 561 u16 reg; 562 563 mutex_lock(&chip->mutex); 564 reg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN); 565 mutex_unlock(&chip->mutex); 566 value->value.integer.value[0] = reg & 7; 567 value->value.integer.value[1] = (reg >> 8) & 7; 568 return 0; 569 } 570 571 static int ac97_fp_rec_volume_put(struct snd_kcontrol *ctl, 572 struct snd_ctl_elem_value *value) 573 { 574 struct oxygen *chip = ctl->private_data; 575 u16 oldreg, newreg; 576 int change; 577 578 mutex_lock(&chip->mutex); 579 oldreg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN); 580 newreg = oldreg & ~0x0707; 581 newreg = newreg | (value->value.integer.value[0] & 7); 582 newreg = newreg | ((value->value.integer.value[0] & 7) << 8); 583 change = newreg != oldreg; 584 if (change) 585 oxygen_write_ac97(chip, 1, AC97_REC_GAIN, newreg); 586 mutex_unlock(&chip->mutex); 587 return change; 588 } 589 590 #define AC97_SWITCH(xname, codec, index, bitnr, invert) { \ 591 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 592 .name = xname, \ 593 .info = snd_ctl_boolean_mono_info, \ 594 .get = ac97_switch_get, \ 595 .put = ac97_switch_put, \ 596 .private_value = ((codec) << 24) | ((invert) << 16) | \ 597 ((bitnr) << 8) | (index), \ 598 } 599 #define AC97_VOLUME(xname, codec, index) { \ 600 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 601 .name = xname, \ 602 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ 603 SNDRV_CTL_ELEM_ACCESS_TLV_READ, \ 604 .info = ac97_volume_info, \ 605 .get = ac97_volume_get, \ 606 .put = ac97_volume_put, \ 607 .tlv = { .p = ac97_db_scale, }, \ 608 .private_value = ((codec) << 24) | (index), \ 609 } 610 611 static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0); 612 static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0); 613 614 static const struct snd_kcontrol_new controls[] = { 615 { 616 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 617 .name = "Master Playback Volume", 618 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, 619 .info = dac_volume_info, 620 .get = dac_volume_get, 621 .put = dac_volume_put, 622 }, 623 { 624 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 625 .name = "Master Playback Switch", 626 .info = snd_ctl_boolean_mono_info, 627 .get = dac_mute_get, 628 .put = dac_mute_put, 629 }, 630 { 631 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 632 .name = "Stereo Upmixing", 633 .info = upmix_info, 634 .get = upmix_get, 635 .put = upmix_put, 636 }, 637 { 638 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 639 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), 640 .info = snd_ctl_boolean_mono_info, 641 .get = spdif_switch_get, 642 .put = spdif_switch_put, 643 }, 644 { 645 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 646 .device = 1, 647 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT), 648 .info = spdif_info, 649 .get = spdif_default_get, 650 .put = spdif_default_put, 651 }, 652 { 653 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 654 .device = 1, 655 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK), 656 .access = SNDRV_CTL_ELEM_ACCESS_READ, 657 .info = spdif_info, 658 .get = spdif_mask_get, 659 }, 660 { 661 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 662 .device = 1, 663 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM), 664 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | 665 SNDRV_CTL_ELEM_ACCESS_INACTIVE, 666 .info = spdif_info, 667 .get = spdif_pcm_get, 668 .put = spdif_pcm_put, 669 }, 670 { 671 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 672 .device = 1, 673 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK), 674 .access = SNDRV_CTL_ELEM_ACCESS_READ, 675 .info = spdif_info, 676 .get = spdif_input_mask_get, 677 }, 678 { 679 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 680 .device = 1, 681 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT), 682 .access = SNDRV_CTL_ELEM_ACCESS_READ, 683 .info = spdif_info, 684 .get = spdif_input_default_get, 685 }, 686 { 687 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 688 .name = SNDRV_CTL_NAME_IEC958("Loopback ", NONE, SWITCH), 689 .info = snd_ctl_boolean_mono_info, 690 .get = spdif_loopback_get, 691 .put = spdif_loopback_put, 692 }, 693 }; 694 695 static const struct snd_kcontrol_new ac97_controls[] = { 696 AC97_VOLUME("Mic Capture Volume", 0, AC97_MIC), 697 AC97_SWITCH("Mic Capture Switch", 0, AC97_MIC, 15, 1), 698 AC97_SWITCH("Mic Boost (+20dB)", 0, AC97_MIC, 6, 0), 699 AC97_VOLUME("Line Capture Volume", 0, AC97_LINE), 700 AC97_SWITCH("Line Capture Switch", 0, AC97_LINE, 15, 1), 701 AC97_VOLUME("CD Capture Volume", 0, AC97_CD), 702 AC97_SWITCH("CD Capture Switch", 0, AC97_CD, 15, 1), 703 AC97_VOLUME("Aux Capture Volume", 0, AC97_AUX), 704 AC97_SWITCH("Aux Capture Switch", 0, AC97_AUX, 15, 1), 705 }; 706 707 static const struct snd_kcontrol_new ac97_fp_controls[] = { 708 AC97_VOLUME("Front Panel Playback Volume", 1, AC97_HEADPHONE), 709 AC97_SWITCH("Front Panel Playback Switch", 1, AC97_HEADPHONE, 15, 1), 710 { 711 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 712 .name = "Front Panel Capture Volume", 713 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | 714 SNDRV_CTL_ELEM_ACCESS_TLV_READ, 715 .info = ac97_fp_rec_volume_info, 716 .get = ac97_fp_rec_volume_get, 717 .put = ac97_fp_rec_volume_put, 718 .tlv = { .p = ac97_rec_db_scale, }, 719 }, 720 AC97_SWITCH("Front Panel Capture Switch", 1, AC97_REC_GAIN, 15, 1), 721 }; 722 723 static void oxygen_any_ctl_free(struct snd_kcontrol *ctl) 724 { 725 struct oxygen *chip = ctl->private_data; 726 unsigned int i; 727 728 /* I'm too lazy to write a function for each control :-) */ 729 for (i = 0; i < ARRAY_SIZE(chip->controls); ++i) 730 chip->controls[i] = NULL; 731 } 732 733 static int add_controls(struct oxygen *chip, 734 const struct snd_kcontrol_new controls[], 735 unsigned int count) 736 { 737 static const char *const known_ctl_names[CONTROL_COUNT] = { 738 [CONTROL_SPDIF_PCM] = 739 SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM), 740 [CONTROL_SPDIF_INPUT_BITS] = 741 SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT), 742 [CONTROL_MIC_CAPTURE_SWITCH] = "Mic Capture Switch", 743 [CONTROL_LINE_CAPTURE_SWITCH] = "Line Capture Switch", 744 [CONTROL_CD_CAPTURE_SWITCH] = "CD Capture Switch", 745 [CONTROL_AUX_CAPTURE_SWITCH] = "Aux Capture Switch", 746 }; 747 unsigned int i, j; 748 struct snd_kcontrol_new template; 749 struct snd_kcontrol *ctl; 750 int err; 751 752 for (i = 0; i < count; ++i) { 753 template = controls[i]; 754 err = chip->model->control_filter(&template); 755 if (err < 0) 756 return err; 757 if (err == 1) 758 continue; 759 ctl = snd_ctl_new1(&template, chip); 760 if (!ctl) 761 return -ENOMEM; 762 err = snd_ctl_add(chip->card, ctl); 763 if (err < 0) 764 return err; 765 for (j = 0; j < CONTROL_COUNT; ++j) 766 if (!strcmp(ctl->id.name, known_ctl_names[j])) { 767 chip->controls[j] = ctl; 768 ctl->private_free = oxygen_any_ctl_free; 769 } 770 } 771 return 0; 772 } 773 774 int oxygen_mixer_init(struct oxygen *chip) 775 { 776 int err; 777 778 err = add_controls(chip, controls, ARRAY_SIZE(controls)); 779 if (err < 0) 780 return err; 781 if (chip->has_ac97_0) { 782 err = add_controls(chip, ac97_controls, 783 ARRAY_SIZE(ac97_controls)); 784 if (err < 0) 785 return err; 786 } 787 if (chip->has_ac97_1) { 788 err = add_controls(chip, ac97_fp_controls, 789 ARRAY_SIZE(ac97_fp_controls)); 790 if (err < 0) 791 return err; 792 } 793 return chip->model->mixer_init ? chip->model->mixer_init(chip) : 0; 794 } 795