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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 | /* * wm9712.c -- ALSA Soc WM9712 codec support * * Copyright 2006-12 Wolfson Microelectronics PLC. * Author: Liam Girdwood <lrg@slimlogic.co.uk> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ #include <linux/init.h> #include <linux/slab.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/device.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/ac97_codec.h> #include <sound/initval.h> #include <sound/soc.h> #include <sound/tlv.h> #include "wm9712.h" static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg); static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int val); /* * WM9712 register cache */ static const u16 wm9712_reg[] = { 0x6174, 0x8000, 0x8000, 0x8000, /* 6 */ 0x0f0f, 0xaaa0, 0xc008, 0x6808, /* e */ 0xe808, 0xaaa0, 0xad00, 0x8000, /* 16 */ 0xe808, 0x3000, 0x8000, 0x0000, /* 1e */ 0x0000, 0x0000, 0x0000, 0x000f, /* 26 */ 0x0405, 0x0410, 0xbb80, 0xbb80, /* 2e */ 0x0000, 0xbb80, 0x0000, 0x0000, /* 36 */ 0x0000, 0x2000, 0x0000, 0x0000, /* 3e */ 0x0000, 0x0000, 0x0000, 0x0000, /* 46 */ 0x0000, 0x0000, 0xf83e, 0xffff, /* 4e */ 0x0000, 0x0000, 0x0000, 0xf83e, /* 56 */ 0x0008, 0x0000, 0x0000, 0x0000, /* 5e */ 0xb032, 0x3e00, 0x0000, 0x0000, /* 66 */ 0x0000, 0x0000, 0x0000, 0x0000, /* 6e */ 0x0000, 0x0000, 0x0000, 0x0006, /* 76 */ 0x0001, 0x0000, 0x574d, 0x4c12, /* 7e */ 0x0000, 0x0000 /* virtual hp mixers */ }; /* virtual HP mixers regs */ #define HPL_MIXER 0x80 #define HPR_MIXER 0x82 static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"}; static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"}; static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right", "Mono"}; static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"}; static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"}; static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"}; static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2", "Stereo"}; static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer", "Line", "Headphone Mixer", "Phone Mixer", "Phone"}; static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"}; static const char *wm9712_diff_sel[] = {"Mic", "Line"}; static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0); static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 2000, 0); static const struct soc_enum wm9712_enum[] = { SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select), SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux), SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src), SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src), SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc), SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base), SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain), SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic), SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel), SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel), SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type), SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel), }; static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = { SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1), SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1), SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1), SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1), SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0), SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0), SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0), SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0), SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1), SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1), SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0), SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), SOC_ENUM("ALC Function", wm9712_enum[0]), SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1), SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), SOC_ENUM("ALC NG Type", wm9712_enum[10]), SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1), SOC_SINGLE("Mic Headphone Volume", AC97_VIDEO, 12, 7, 1), SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1), SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1), SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1), SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1), SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1), SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1), SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1), SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1), SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1), SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1), SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1), SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1), SOC_SINGLE_TLV("Capture Boost Switch", AC97_REC_SEL, 14, 1, 0, boost_tlv), SOC_SINGLE_TLV("Capture to Phone Boost Switch", AC97_REC_SEL, 11, 1, 1, boost_tlv), SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1), SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1), SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0), SOC_ENUM("Bass Control", wm9712_enum[5]), SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1), SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1), SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0), SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1), SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1), SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1), SOC_ENUM("Capture Volume Steps", wm9712_enum[6]), SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0), SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0), SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv), SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv), SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv), }; /* We have to create a fake left and right HP mixers because * the codec only has a single control that is shared by both channels. * This makes it impossible to determine the audio path. */ static int mixer_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { u16 l, r, beep, line, phone, mic, pcm, aux; l = ac97_read(w->codec, HPL_MIXER); r = ac97_read(w->codec, HPR_MIXER); beep = ac97_read(w->codec, AC97_PC_BEEP); mic = ac97_read(w->codec, AC97_VIDEO); phone = ac97_read(w->codec, AC97_PHONE); line = ac97_read(w->codec, AC97_LINE); pcm = ac97_read(w->codec, AC97_PCM); aux = ac97_read(w->codec, AC97_CD); if (l & 0x1 || r & 0x1) ac97_write(w->codec, AC97_VIDEO, mic & 0x7fff); else ac97_write(w->codec, AC97_VIDEO, mic | 0x8000); if (l & 0x2 || r & 0x2) ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); else ac97_write(w->codec, AC97_PCM, pcm | 0x8000); if (l & 0x4 || r & 0x4) ac97_write(w->codec, AC97_LINE, line & 0x7fff); else ac97_write(w->codec, AC97_LINE, line | 0x8000); if (l & 0x8 || r & 0x8) ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); else ac97_write(w->codec, AC97_PHONE, phone | 0x8000); if (l & 0x10 || r & 0x10) ac97_write(w->codec, AC97_CD, aux & 0x7fff); else ac97_write(w->codec, AC97_CD, aux | 0x8000); if (l & 0x20 || r & 0x20) ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); else ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); return 0; } /* Left Headphone Mixers */ static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = { SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPL_MIXER, 5, 1, 0), SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 4, 1, 0), SOC_DAPM_SINGLE("Phone Bypass Switch", HPL_MIXER, 3, 1, 0), SOC_DAPM_SINGLE("Line Bypass Switch", HPL_MIXER, 2, 1, 0), SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 1, 1, 0), SOC_DAPM_SINGLE("Mic Sidetone Switch", HPL_MIXER, 0, 1, 0), }; /* Right Headphone Mixers */ static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = { SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPR_MIXER, 5, 1, 0), SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 4, 1, 0), SOC_DAPM_SINGLE("Phone Bypass Switch", HPR_MIXER, 3, 1, 0), SOC_DAPM_SINGLE("Line Bypass Switch", HPR_MIXER, 2, 1, 0), SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 1, 1, 0), SOC_DAPM_SINGLE("Mic Sidetone Switch", HPR_MIXER, 0, 1, 0), }; /* Speaker Mixer */ static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = { SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1), SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1), SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1), SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1), SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1), }; /* Phone Mixer */ static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = { SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1), SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1), SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1), SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1), SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1), SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1), }; /* ALC headphone mux */ static const struct snd_kcontrol_new wm9712_alc_mux_controls = SOC_DAPM_ENUM("Route", wm9712_enum[1]); /* out 3 mux */ static const struct snd_kcontrol_new wm9712_out3_mux_controls = SOC_DAPM_ENUM("Route", wm9712_enum[2]); /* spk mux */ static const struct snd_kcontrol_new wm9712_spk_mux_controls = SOC_DAPM_ENUM("Route", wm9712_enum[3]); /* Capture to Phone mux */ static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls = SOC_DAPM_ENUM("Route", wm9712_enum[4]); /* Capture left select */ static const struct snd_kcontrol_new wm9712_capture_selectl_controls = SOC_DAPM_ENUM("Route", wm9712_enum[8]); /* Capture right select */ static const struct snd_kcontrol_new wm9712_capture_selectr_controls = SOC_DAPM_ENUM("Route", wm9712_enum[9]); /* Mic select */ static const struct snd_kcontrol_new wm9712_mic_src_controls = SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]); /* diff select */ static const struct snd_kcontrol_new wm9712_diff_sel_controls = SOC_DAPM_ENUM("Route", wm9712_enum[11]); static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = { SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0, &wm9712_alc_mux_controls), SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, &wm9712_out3_mux_controls), SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0, &wm9712_spk_mux_controls), SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0, &wm9712_capture_phone_mux_controls), SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0, &wm9712_capture_selectl_controls), SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0, &wm9712_capture_selectr_controls), SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0, &wm9712_mic_src_controls), SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0, &wm9712_mic_src_controls), SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0, &wm9712_diff_sel_controls), SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_INT_PAGING, 9, 1, &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls), mixer_event, SND_SOC_DAPM_POST_REG), SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_INT_PAGING, 8, 1, &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls), mixer_event, SND_SOC_DAPM_POST_REG), SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1, &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)), SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1, &wm9712_speaker_mixer_controls[0], ARRAY_SIZE(wm9712_speaker_mixer_controls)), SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1), SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1), SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1), SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1), SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0), SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0), SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0), SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0), SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0), SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0), SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1), SND_SOC_DAPM_OUTPUT("MONOOUT"), SND_SOC_DAPM_OUTPUT("HPOUTL"), SND_SOC_DAPM_OUTPUT("HPOUTR"), SND_SOC_DAPM_OUTPUT("LOUT2"), SND_SOC_DAPM_OUTPUT("ROUT2"), SND_SOC_DAPM_OUTPUT("OUT3"), SND_SOC_DAPM_INPUT("LINEINL"), SND_SOC_DAPM_INPUT("LINEINR"), SND_SOC_DAPM_INPUT("PHONE"), SND_SOC_DAPM_INPUT("PCBEEP"), SND_SOC_DAPM_INPUT("MIC1"), SND_SOC_DAPM_INPUT("MIC2"), }; static const struct snd_soc_dapm_route wm9712_audio_map[] = { /* virtual mixer - mixes left & right channels for spk and mono */ {"AC97 Mixer", NULL, "Left DAC"}, {"AC97 Mixer", NULL, "Right DAC"}, /* Left HP mixer */ {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"}, {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, {"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"}, {"Left HP Mixer", "Line Bypass Switch", "Line PGA"}, {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, {"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"}, {"Left HP Mixer", NULL, "ALC Sidetone Mux"}, /* Right HP mixer */ {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"}, {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, {"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"}, {"Right HP Mixer", "Line Bypass Switch", "Line PGA"}, {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, {"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"}, {"Right HP Mixer", NULL, "ALC Sidetone Mux"}, /* speaker mixer */ {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"}, {"Speaker Mixer", "Line Bypass Switch", "Line PGA"}, {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, {"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"}, {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, /* Phone mixer */ {"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"}, {"Phone Mixer", "Line Bypass Switch", "Line PGA"}, {"Phone Mixer", "Aux Playback Switch", "Aux DAC"}, {"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"}, {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"}, {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"}, /* inputs */ {"Line PGA", NULL, "LINEINL"}, {"Line PGA", NULL, "LINEINR"}, {"Phone PGA", NULL, "PHONE"}, {"Mic PGA", NULL, "MIC1"}, {"Mic PGA", NULL, "MIC2"}, /* microphones */ {"Differential Mic", NULL, "MIC1"}, {"Differential Mic", NULL, "MIC2"}, {"Left Mic Select Source", "Mic 1", "MIC1"}, {"Left Mic Select Source", "Mic 2", "MIC2"}, {"Left Mic Select Source", "Stereo", "MIC1"}, {"Left Mic Select Source", "Differential", "Differential Mic"}, {"Right Mic Select Source", "Mic 1", "MIC1"}, {"Right Mic Select Source", "Mic 2", "MIC2"}, {"Right Mic Select Source", "Stereo", "MIC2"}, {"Right Mic Select Source", "Differential", "Differential Mic"}, /* left capture selector */ {"Left Capture Select", "Mic", "MIC1"}, {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"}, {"Left Capture Select", "Line", "LINEINL"}, {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"}, {"Left Capture Select", "Phone Mixer", "Phone Mixer"}, {"Left Capture Select", "Phone", "PHONE"}, /* right capture selector */ {"Right Capture Select", "Mic", "MIC2"}, {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"}, {"Right Capture Select", "Line", "LINEINR"}, {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"}, {"Right Capture Select", "Phone Mixer", "Phone Mixer"}, {"Right Capture Select", "Phone", "PHONE"}, /* ALC Sidetone */ {"ALC Sidetone Mux", "Stereo", "Left Capture Select"}, {"ALC Sidetone Mux", "Stereo", "Right Capture Select"}, {"ALC Sidetone Mux", "Left", "Left Capture Select"}, {"ALC Sidetone Mux", "Right", "Right Capture Select"}, /* ADC's */ {"Left ADC", NULL, "Left Capture Select"}, {"Right ADC", NULL, "Right Capture Select"}, /* outputs */ {"MONOOUT", NULL, "Phone Mixer"}, {"HPOUTL", NULL, "Headphone PGA"}, {"Headphone PGA", NULL, "Left HP Mixer"}, {"HPOUTR", NULL, "Headphone PGA"}, {"Headphone PGA", NULL, "Right HP Mixer"}, /* mono mixer */ {"Mono Mixer", NULL, "Left HP Mixer"}, {"Mono Mixer", NULL, "Right HP Mixer"}, /* Out3 Mux */ {"Out3 Mux", "Left", "Left HP Mixer"}, {"Out3 Mux", "Mono", "Phone Mixer"}, {"Out3 Mux", "Left + Right", "Mono Mixer"}, {"Out 3 PGA", NULL, "Out3 Mux"}, {"OUT3", NULL, "Out 3 PGA"}, /* speaker Mux */ {"Speaker Mux", "Speaker Mix", "Speaker Mixer"}, {"Speaker Mux", "Headphone Mix", "Mono Mixer"}, {"Speaker PGA", NULL, "Speaker Mux"}, {"LOUT2", NULL, "Speaker PGA"}, {"ROUT2", NULL, "Speaker PGA"}, }; static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg) { u16 *cache = codec->reg_cache; if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || reg == AC97_REC_GAIN) return soc_ac97_ops->read(codec->ac97, reg); else { reg = reg >> 1; if (reg >= (ARRAY_SIZE(wm9712_reg))) return -EIO; return cache[reg]; } } static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int val) { u16 *cache = codec->reg_cache; if (reg < 0x7c) soc_ac97_ops->write(codec->ac97, reg, val); reg = reg >> 1; if (reg < (ARRAY_SIZE(wm9712_reg))) cache[reg] = val; return 0; } static int ac97_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct snd_soc_codec *codec = dai->codec; int reg; u16 vra; struct snd_pcm_runtime *runtime = substream->runtime; vra = ac97_read(codec, AC97_EXTENDED_STATUS); ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) reg = AC97_PCM_FRONT_DAC_RATE; else reg = AC97_PCM_LR_ADC_RATE; return ac97_write(codec, reg, runtime->rate); } static int ac97_aux_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct snd_soc_codec *codec = dai->codec; u16 vra, xsle; struct snd_pcm_runtime *runtime = substream->runtime; vra = ac97_read(codec, AC97_EXTENDED_STATUS); ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); xsle = ac97_read(codec, AC97_PCI_SID); ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) return -ENODEV; return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); } #define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\ SNDRV_PCM_RATE_48000) static const struct snd_soc_dai_ops wm9712_dai_ops_hifi = { .prepare = ac97_prepare, }; static const struct snd_soc_dai_ops wm9712_dai_ops_aux = { .prepare = ac97_aux_prepare, }; static struct snd_soc_dai_driver wm9712_dai[] = { { .name = "wm9712-hifi", .ac97_control = 1, .playback = { .stream_name = "HiFi Playback", .channels_min = 1, .channels_max = 2, .rates = WM9712_AC97_RATES, .formats = SND_SOC_STD_AC97_FMTS,}, .capture = { .stream_name = "HiFi Capture", .channels_min = 1, .channels_max = 2, .rates = WM9712_AC97_RATES, .formats = SND_SOC_STD_AC97_FMTS,}, .ops = &wm9712_dai_ops_hifi, }, { .name = "wm9712-aux", .playback = { .stream_name = "Aux Playback", .channels_min = 1, .channels_max = 1, .rates = WM9712_AC97_RATES, .formats = SND_SOC_STD_AC97_FMTS,}, .ops = &wm9712_dai_ops_aux, } }; static int wm9712_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { switch (level) { case SND_SOC_BIAS_ON: case SND_SOC_BIAS_PREPARE: break; case SND_SOC_BIAS_STANDBY: ac97_write(codec, AC97_POWERDOWN, 0x0000); break; case SND_SOC_BIAS_OFF: /* disable everything including AC link */ ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); ac97_write(codec, AC97_POWERDOWN, 0xffff); break; } codec->dapm.bias_level = level; return 0; } static int wm9712_reset(struct snd_soc_codec *codec, int try_warm) { if (try_warm && soc_ac97_ops->warm_reset) { soc_ac97_ops->warm_reset(codec->ac97); if (ac97_read(codec, 0) == wm9712_reg[0]) return 1; } soc_ac97_ops->reset(codec->ac97); if (soc_ac97_ops->warm_reset) soc_ac97_ops->warm_reset(codec->ac97); if (ac97_read(codec, 0) != wm9712_reg[0]) goto err; return 0; err: printk(KERN_ERR "WM9712 AC97 reset failed\n"); return -EIO; } static int wm9712_soc_suspend(struct snd_soc_codec *codec) { wm9712_set_bias_level(codec, SND_SOC_BIAS_OFF); return 0; } static int wm9712_soc_resume(struct snd_soc_codec *codec) { int i, ret; u16 *cache = codec->reg_cache; ret = wm9712_reset(codec, 1); if (ret < 0) { printk(KERN_ERR "could not reset AC97 codec\n"); return ret; } wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY); if (ret == 0) { /* Sync reg_cache with the hardware after cold reset */ for (i = 2; i < ARRAY_SIZE(wm9712_reg) << 1; i += 2) { if (i == AC97_INT_PAGING || i == AC97_POWERDOWN || (i > 0x58 && i != 0x5c)) continue; soc_ac97_ops->write(codec->ac97, i, cache[i>>1]); } } return ret; } static int wm9712_soc_probe(struct snd_soc_codec *codec) { int ret = 0; ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0); if (ret < 0) { printk(KERN_ERR "wm9712: failed to register AC97 codec\n"); return ret; } ret = wm9712_reset(codec, 0); if (ret < 0) { printk(KERN_ERR "Failed to reset WM9712: AC97 link error\n"); goto reset_err; } /* set alc mux to none */ ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000); wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY); snd_soc_add_codec_controls(codec, wm9712_snd_ac97_controls, ARRAY_SIZE(wm9712_snd_ac97_controls)); return 0; reset_err: snd_soc_free_ac97_codec(codec); return ret; } static int wm9712_soc_remove(struct snd_soc_codec *codec) { snd_soc_free_ac97_codec(codec); return 0; } static struct snd_soc_codec_driver soc_codec_dev_wm9712 = { .probe = wm9712_soc_probe, .remove = wm9712_soc_remove, .suspend = wm9712_soc_suspend, .resume = wm9712_soc_resume, .read = ac97_read, .write = ac97_write, .set_bias_level = wm9712_set_bias_level, .reg_cache_size = ARRAY_SIZE(wm9712_reg), .reg_word_size = sizeof(u16), .reg_cache_step = 2, .reg_cache_default = wm9712_reg, .dapm_widgets = wm9712_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(wm9712_dapm_widgets), .dapm_routes = wm9712_audio_map, .num_dapm_routes = ARRAY_SIZE(wm9712_audio_map), }; static int wm9712_probe(struct platform_device *pdev) { return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai)); } static int wm9712_remove(struct platform_device *pdev) { snd_soc_unregister_codec(&pdev->dev); return 0; } static struct platform_driver wm9712_codec_driver = { .driver = { .name = "wm9712-codec", .owner = THIS_MODULE, }, .probe = wm9712_probe, .remove = wm9712_remove, }; module_platform_driver(wm9712_codec_driver); MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver"); MODULE_AUTHOR("Liam Girdwood"); MODULE_LICENSE("GPL"); |