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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 | // SPDX-License-Identifier: GPL-2.0-or-later /* * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4358 / AK4381 * AD and DA converters * * Copyright (c) 2000-2004 Jaroslav Kysela <perex@perex.cz>, * Takashi Iwai <tiwai@suse.de> */ #include <linux/io.h> #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/init.h> #include <linux/module.h> #include <sound/core.h> #include <sound/control.h> #include <sound/tlv.h> #include <sound/ak4xxx-adda.h> #include <sound/info.h> MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>"); MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters"); MODULE_LICENSE("GPL"); /* write the given register and save the data to the cache */ void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg, unsigned char val) { ak->ops.lock(ak, chip); ak->ops.write(ak, chip, reg, val); /* save the data */ snd_akm4xxx_set(ak, chip, reg, val); ak->ops.unlock(ak, chip); } EXPORT_SYMBOL(snd_akm4xxx_write); /* reset procedure for AK4524 and AK4528 */ static void ak4524_reset(struct snd_akm4xxx *ak, int state) { unsigned int chip; unsigned char reg; for (chip = 0; chip < ak->num_dacs/2; chip++) { snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03); if (state) continue; /* DAC volumes */ for (reg = 0x04; reg < ak->total_regs; reg++) snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg)); } } /* reset procedure for AK4355 and AK4358 */ static void ak435X_reset(struct snd_akm4xxx *ak, int state) { unsigned char reg; if (state) { snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */ return; } for (reg = 0x00; reg < ak->total_regs; reg++) if (reg != 0x01) snd_akm4xxx_write(ak, 0, reg, snd_akm4xxx_get(ak, 0, reg)); snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */ } /* reset procedure for AK4381 */ static void ak4381_reset(struct snd_akm4xxx *ak, int state) { unsigned int chip; unsigned char reg; for (chip = 0; chip < ak->num_dacs/2; chip++) { snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f); if (state) continue; for (reg = 0x01; reg < ak->total_regs; reg++) snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg)); } } /* * reset the AKM codecs * @state: 1 = reset codec, 0 = restore the registers * * assert the reset operation and restores the register values to the chips. */ void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state) { switch (ak->type) { case SND_AK4524: case SND_AK4528: case SND_AK4620: ak4524_reset(ak, state); break; case SND_AK4529: /* FIXME: needed for ak4529? */ break; case SND_AK4355: ak435X_reset(ak, state); break; case SND_AK4358: ak435X_reset(ak, state); break; case SND_AK4381: ak4381_reset(ak, state); break; default: break; } } EXPORT_SYMBOL(snd_akm4xxx_reset); /* * Volume conversion table for non-linear volumes * from -63.5dB (mute) to 0dB step 0.5dB * * Used for AK4524/AK4620 input/ouput attenuation, AK4528, and * AK5365 input attenuation */ static const unsigned char vol_cvt_datt[128] = { 0x00, 0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x06, 0x06, 0x06, 0x07, 0x07, 0x08, 0x08, 0x08, 0x09, 0x0a, 0x0a, 0x0b, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x0f, 0x10, 0x10, 0x11, 0x12, 0x12, 0x13, 0x13, 0x14, 0x15, 0x16, 0x17, 0x17, 0x18, 0x19, 0x1a, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x23, 0x24, 0x25, 0x26, 0x28, 0x29, 0x2a, 0x2b, 0x2d, 0x2e, 0x30, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x37, 0x38, 0x39, 0x3b, 0x3c, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, 0x46, 0x47, 0x48, 0x4a, 0x4b, 0x4d, 0x4e, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x58, 0x59, 0x5b, 0x5c, 0x5e, 0x5f, 0x60, 0x61, 0x62, 0x64, 0x65, 0x66, 0x67, 0x69, 0x6a, 0x6c, 0x6d, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x75, 0x76, 0x77, 0x79, 0x7a, 0x7c, 0x7d, 0x7f, }; /* * dB tables */ static const DECLARE_TLV_DB_SCALE(db_scale_vol_datt, -6350, 50, 1); static const DECLARE_TLV_DB_SCALE(db_scale_8bit, -12750, 50, 1); static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -6350, 50, 1); static const DECLARE_TLV_DB_LINEAR(db_scale_linear, TLV_DB_GAIN_MUTE, 0); /* * initialize all the ak4xxx chips */ void snd_akm4xxx_init(struct snd_akm4xxx *ak) { static const unsigned char inits_ak4524[] = { 0x00, 0x07, /* 0: all power up */ 0x01, 0x00, /* 1: ADC/DAC reset */ 0x02, 0x60, /* 2: 24bit I2S */ 0x03, 0x19, /* 3: deemphasis off */ 0x01, 0x03, /* 1: ADC/DAC enable */ 0x04, 0x00, /* 4: ADC left muted */ 0x05, 0x00, /* 5: ADC right muted */ 0x06, 0x00, /* 6: DAC left muted */ 0x07, 0x00, /* 7: DAC right muted */ 0xff, 0xff }; static const unsigned char inits_ak4528[] = { 0x00, 0x07, /* 0: all power up */ 0x01, 0x00, /* 1: ADC/DAC reset */ 0x02, 0x60, /* 2: 24bit I2S */ 0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */ 0x01, 0x03, /* 1: ADC/DAC enable */ 0x04, 0x00, /* 4: ADC left muted */ 0x05, 0x00, /* 5: ADC right muted */ 0xff, 0xff }; static const unsigned char inits_ak4529[] = { 0x09, 0x01, /* 9: ATS=0, RSTN=1 */ 0x0a, 0x3f, /* A: all power up, no zero/overflow detection */ 0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */ 0x01, 0x00, /* 1: ACKS=0, ADC, loop off */ 0x02, 0xff, /* 2: LOUT1 muted */ 0x03, 0xff, /* 3: ROUT1 muted */ 0x04, 0xff, /* 4: LOUT2 muted */ 0x05, 0xff, /* 5: ROUT2 muted */ 0x06, 0xff, /* 6: LOUT3 muted */ 0x07, 0xff, /* 7: ROUT3 muted */ 0x0b, 0xff, /* B: LOUT4 muted */ 0x0c, 0xff, /* C: ROUT4 muted */ 0x08, 0x55, /* 8: deemphasis all off */ 0xff, 0xff }; static const unsigned char inits_ak4355[] = { 0x01, 0x02, /* 1: reset and soft-mute */ 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, * disable DZF, sharp roll-off, RSTN#=0 */ 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */ // 0x02, 0x2e, /* quad speed */ 0x03, 0x01, /* 3: de-emphasis off */ 0x04, 0x00, /* 4: LOUT1 volume muted */ 0x05, 0x00, /* 5: ROUT1 volume muted */ 0x06, 0x00, /* 6: LOUT2 volume muted */ 0x07, 0x00, /* 7: ROUT2 volume muted */ 0x08, 0x00, /* 8: LOUT3 volume muted */ 0x09, 0x00, /* 9: ROUT3 volume muted */ 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */ 0x01, 0x01, /* 1: un-reset, unmute */ 0xff, 0xff }; static const unsigned char inits_ak4358[] = { 0x01, 0x02, /* 1: reset and soft-mute */ 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, * disable DZF, sharp roll-off, RSTN#=0 */ 0x02, 0x4e, /* 2: DA's power up, normal speed, RSTN#=0 */ /* 0x02, 0x6e,*/ /* quad speed */ 0x03, 0x01, /* 3: de-emphasis off */ 0x04, 0x00, /* 4: LOUT1 volume muted */ 0x05, 0x00, /* 5: ROUT1 volume muted */ 0x06, 0x00, /* 6: LOUT2 volume muted */ 0x07, 0x00, /* 7: ROUT2 volume muted */ 0x08, 0x00, /* 8: LOUT3 volume muted */ 0x09, 0x00, /* 9: ROUT3 volume muted */ 0x0b, 0x00, /* b: LOUT4 volume muted */ 0x0c, 0x00, /* c: ROUT4 volume muted */ 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */ 0x01, 0x01, /* 1: un-reset, unmute */ 0xff, 0xff }; static const unsigned char inits_ak4381[] = { 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */ 0x01, 0x02, /* 1: de-emphasis off, normal speed, * sharp roll-off, DZF off */ // 0x01, 0x12, /* quad speed */ 0x02, 0x00, /* 2: DZF disabled */ 0x03, 0x00, /* 3: LATT 0 */ 0x04, 0x00, /* 4: RATT 0 */ 0x00, 0x0f, /* 0: power-up, un-reset */ 0xff, 0xff }; static const unsigned char inits_ak4620[] = { 0x00, 0x07, /* 0: normal */ 0x01, 0x00, /* 0: reset */ 0x01, 0x02, /* 1: RSTAD */ 0x01, 0x03, /* 1: RSTDA */ 0x01, 0x0f, /* 1: normal */ 0x02, 0x60, /* 2: 24bit I2S */ 0x03, 0x01, /* 3: deemphasis off */ 0x04, 0x00, /* 4: LIN muted */ 0x05, 0x00, /* 5: RIN muted */ 0x06, 0x00, /* 6: LOUT muted */ 0x07, 0x00, /* 7: ROUT muted */ 0xff, 0xff }; int chip; const unsigned char *ptr, *inits; unsigned char reg, data; memset(ak->images, 0, sizeof(ak->images)); memset(ak->volumes, 0, sizeof(ak->volumes)); switch (ak->type) { case SND_AK4524: inits = inits_ak4524; ak->num_chips = ak->num_dacs / 2; ak->name = "ak4524"; ak->total_regs = 0x08; break; case SND_AK4528: inits = inits_ak4528; ak->num_chips = ak->num_dacs / 2; ak->name = "ak4528"; ak->total_regs = 0x06; break; case SND_AK4529: inits = inits_ak4529; ak->num_chips = 1; ak->name = "ak4529"; ak->total_regs = 0x0d; break; case SND_AK4355: inits = inits_ak4355; ak->num_chips = 1; ak->name = "ak4355"; ak->total_regs = 0x0b; break; case SND_AK4358: inits = inits_ak4358; ak->num_chips = 1; ak->name = "ak4358"; ak->total_regs = 0x10; break; case SND_AK4381: inits = inits_ak4381; ak->num_chips = ak->num_dacs / 2; ak->name = "ak4381"; ak->total_regs = 0x05; break; case SND_AK5365: /* FIXME: any init sequence? */ ak->num_chips = 1; ak->name = "ak5365"; ak->total_regs = 0x08; return; case SND_AK4620: inits = inits_ak4620; ak->num_chips = ak->num_dacs / 2; ak->name = "ak4620"; ak->total_regs = 0x08; break; default: snd_BUG(); return; } for (chip = 0; chip < ak->num_chips; chip++) { ptr = inits; while (*ptr != 0xff) { reg = *ptr++; data = *ptr++; snd_akm4xxx_write(ak, chip, reg, data); udelay(10); } } } EXPORT_SYMBOL(snd_akm4xxx_init); /* * Mixer callbacks */ #define AK_IPGA (1<<20) /* including IPGA */ #define AK_VOL_CVT (1<<21) /* need dB conversion */ #define AK_NEEDSMSB (1<<22) /* need MSB update bit */ #define AK_INVERT (1<<23) /* data is inverted */ #define AK_GET_CHIP(val) (((val) >> 8) & 0xff) #define AK_GET_ADDR(val) ((val) & 0xff) #define AK_GET_SHIFT(val) (((val) >> 16) & 0x0f) #define AK_GET_VOL_CVT(val) (((val) >> 21) & 1) #define AK_GET_IPGA(val) (((val) >> 20) & 1) #define AK_GET_NEEDSMSB(val) (((val) >> 22) & 1) #define AK_GET_INVERT(val) (((val) >> 23) & 1) #define AK_GET_MASK(val) (((val) >> 24) & 0xff) #define AK_COMPOSE(chip,addr,shift,mask) \ (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24)) static int snd_akm4xxx_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { unsigned int mask = AK_GET_MASK(kcontrol->private_value); uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = mask; return 0; } static int snd_akm4xxx_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); ucontrol->value.integer.value[0] = snd_akm4xxx_get_vol(ak, chip, addr); return 0; } static int put_ak_reg(struct snd_kcontrol *kcontrol, int addr, unsigned char nval) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); unsigned int mask = AK_GET_MASK(kcontrol->private_value); int chip = AK_GET_CHIP(kcontrol->private_value); if (snd_akm4xxx_get_vol(ak, chip, addr) == nval) return 0; snd_akm4xxx_set_vol(ak, chip, addr, nval); if (AK_GET_VOL_CVT(kcontrol->private_value) && nval < 128) nval = vol_cvt_datt[nval]; if (AK_GET_IPGA(kcontrol->private_value) && nval >= 128) nval++; /* need to correct + 1 since both 127 and 128 are 0dB */ if (AK_GET_INVERT(kcontrol->private_value)) nval = mask - nval; if (AK_GET_NEEDSMSB(kcontrol->private_value)) nval |= 0x80; /* printk(KERN_DEBUG "DEBUG - AK writing reg: chip %x addr %x, nval %x\n", chip, addr, nval); */ snd_akm4xxx_write(ak, chip, addr, nval); return 1; } static int snd_akm4xxx_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { unsigned int mask = AK_GET_MASK(kcontrol->private_value); unsigned int val = ucontrol->value.integer.value[0]; if (val > mask) return -EINVAL; return put_ak_reg(kcontrol, AK_GET_ADDR(kcontrol->private_value), val); } static int snd_akm4xxx_stereo_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { unsigned int mask = AK_GET_MASK(kcontrol->private_value); uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; uinfo->value.integer.min = 0; uinfo->value.integer.max = mask; return 0; } static int snd_akm4xxx_stereo_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); ucontrol->value.integer.value[0] = snd_akm4xxx_get_vol(ak, chip, addr); ucontrol->value.integer.value[1] = snd_akm4xxx_get_vol(ak, chip, addr+1); return 0; } static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { int addr = AK_GET_ADDR(kcontrol->private_value); unsigned int mask = AK_GET_MASK(kcontrol->private_value); unsigned int val[2]; int change; val[0] = ucontrol->value.integer.value[0]; val[1] = ucontrol->value.integer.value[1]; if (val[0] > mask || val[1] > mask) return -EINVAL; change = put_ak_reg(kcontrol, addr, val[0]); change |= put_ak_reg(kcontrol, addr + 1, val[1]); return change; } static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { static const char * const texts[4] = { "44.1kHz", "Off", "48kHz", "32kHz", }; return snd_ctl_enum_info(uinfo, 1, 4, texts); } static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); int shift = AK_GET_SHIFT(kcontrol->private_value); ucontrol->value.enumerated.item[0] = (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3; return 0; } static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); int shift = AK_GET_SHIFT(kcontrol->private_value); unsigned char nval = ucontrol->value.enumerated.item[0] & 3; int change; nval = (nval << shift) | (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift)); change = snd_akm4xxx_get(ak, chip, addr) != nval; if (change) snd_akm4xxx_write(ak, chip, addr, nval); return change; } #define ak4xxx_switch_info snd_ctl_boolean_mono_info static int ak4xxx_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); int shift = AK_GET_SHIFT(kcontrol->private_value); int invert = AK_GET_INVERT(kcontrol->private_value); /* we observe the (1<<shift) bit only */ unsigned char val = snd_akm4xxx_get(ak, chip, addr) & (1<<shift); if (invert) val = ! val; ucontrol->value.integer.value[0] = (val & (1<<shift)) != 0; return 0; } static int ak4xxx_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); int shift = AK_GET_SHIFT(kcontrol->private_value); int invert = AK_GET_INVERT(kcontrol->private_value); long flag = ucontrol->value.integer.value[0]; unsigned char val, oval; int change; if (invert) flag = ! flag; oval = snd_akm4xxx_get(ak, chip, addr); if (flag) val = oval | (1<<shift); else val = oval & ~(1<<shift); change = (oval != val); if (change) snd_akm4xxx_write(ak, chip, addr, val); return change; } #define AK5365_NUM_INPUTS 5 static int ak4xxx_capture_num_inputs(struct snd_akm4xxx *ak, int mixer_ch) { int num_names; const char **input_names; input_names = ak->adc_info[mixer_ch].input_names; num_names = 0; while (num_names < AK5365_NUM_INPUTS && input_names[num_names]) ++num_names; return num_names; } static int ak4xxx_capture_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int mixer_ch = AK_GET_SHIFT(kcontrol->private_value); unsigned int num_names; num_names = ak4xxx_capture_num_inputs(ak, mixer_ch); if (!num_names) return -EINVAL; return snd_ctl_enum_info(uinfo, 1, num_names, ak->adc_info[mixer_ch].input_names); } static int ak4xxx_capture_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); int mask = AK_GET_MASK(kcontrol->private_value); unsigned char val; val = snd_akm4xxx_get(ak, chip, addr) & mask; ucontrol->value.enumerated.item[0] = val; return 0; } static int ak4xxx_capture_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int mixer_ch = AK_GET_SHIFT(kcontrol->private_value); int chip = AK_GET_CHIP(kcontrol->private_value); int addr = AK_GET_ADDR(kcontrol->private_value); int mask = AK_GET_MASK(kcontrol->private_value); unsigned char oval, val; int num_names = ak4xxx_capture_num_inputs(ak, mixer_ch); if (ucontrol->value.enumerated.item[0] >= num_names) return -EINVAL; oval = snd_akm4xxx_get(ak, chip, addr); val = oval & ~mask; val |= ucontrol->value.enumerated.item[0] & mask; if (val != oval) { snd_akm4xxx_write(ak, chip, addr, val); return 1; } return 0; } /* * build AK4xxx controls */ static int build_dac_controls(struct snd_akm4xxx *ak) { int idx, err, mixer_ch, num_stereo; struct snd_kcontrol_new knew; mixer_ch = 0; for (idx = 0; idx < ak->num_dacs; ) { /* mute control for Revolution 7.1 - AK4381 */ if (ak->type == SND_AK4381 && ak->dac_info[mixer_ch].switch_name) { memset(&knew, 0, sizeof(knew)); knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; knew.count = 1; knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE; knew.name = ak->dac_info[mixer_ch].switch_name; knew.info = ak4xxx_switch_info; knew.get = ak4xxx_switch_get; knew.put = ak4xxx_switch_put; knew.access = 0; /* register 1, bit 0 (SMUTE): 0 = normal operation, 1 = mute */ knew.private_value = AK_COMPOSE(idx/2, 1, 0, 0) | AK_INVERT; err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); if (err < 0) return err; } memset(&knew, 0, sizeof(knew)); if (! ak->dac_info || ! ak->dac_info[mixer_ch].name) { knew.name = "DAC Volume"; knew.index = mixer_ch + ak->idx_offset * 2; num_stereo = 1; } else { knew.name = ak->dac_info[mixer_ch].name; num_stereo = ak->dac_info[mixer_ch].num_channels; } knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; knew.count = 1; knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ; if (num_stereo == 2) { knew.info = snd_akm4xxx_stereo_volume_info; knew.get = snd_akm4xxx_stereo_volume_get; knew.put = snd_akm4xxx_stereo_volume_put; } else { knew.info = snd_akm4xxx_volume_info; knew.get = snd_akm4xxx_volume_get; knew.put = snd_akm4xxx_volume_put; } switch (ak->type) { case SND_AK4524: /* register 6 & 7 */ knew.private_value = AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127) | AK_VOL_CVT; knew.tlv.p = db_scale_vol_datt; break; case SND_AK4528: /* register 4 & 5 */ knew.private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127) | AK_VOL_CVT; knew.tlv.p = db_scale_vol_datt; break; case SND_AK4529: { /* registers 2-7 and b,c */ int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb; knew.private_value = AK_COMPOSE(0, val, 0, 255) | AK_INVERT; knew.tlv.p = db_scale_8bit; break; } case SND_AK4355: /* register 4-9, chip #0 only */ knew.private_value = AK_COMPOSE(0, idx + 4, 0, 255); knew.tlv.p = db_scale_8bit; break; case SND_AK4358: { /* register 4-9 and 11-12, chip #0 only */ int addr = idx < 6 ? idx + 4 : idx + 5; knew.private_value = AK_COMPOSE(0, addr, 0, 127) | AK_NEEDSMSB; knew.tlv.p = db_scale_7bit; break; } case SND_AK4381: /* register 3 & 4 */ knew.private_value = AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255); knew.tlv.p = db_scale_linear; break; case SND_AK4620: /* register 6 & 7 */ knew.private_value = AK_COMPOSE(idx/2, (idx%2) + 6, 0, 255); knew.tlv.p = db_scale_linear; break; default: return -EINVAL; } err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); if (err < 0) return err; idx += num_stereo; mixer_ch++; } return 0; } static int build_adc_controls(struct snd_akm4xxx *ak) { int idx, err, mixer_ch, num_stereo, max_steps; struct snd_kcontrol_new knew; mixer_ch = 0; if (ak->type == SND_AK4528) return 0; /* no controls */ for (idx = 0; idx < ak->num_adcs;) { memset(&knew, 0, sizeof(knew)); if (! ak->adc_info || ! ak->adc_info[mixer_ch].name) { knew.name = "ADC Volume"; knew.index = mixer_ch + ak->idx_offset * 2; num_stereo = 1; } else { knew.name = ak->adc_info[mixer_ch].name; num_stereo = ak->adc_info[mixer_ch].num_channels; } knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; knew.count = 1; knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ; if (num_stereo == 2) { knew.info = snd_akm4xxx_stereo_volume_info; knew.get = snd_akm4xxx_stereo_volume_get; knew.put = snd_akm4xxx_stereo_volume_put; } else { knew.info = snd_akm4xxx_volume_info; knew.get = snd_akm4xxx_volume_get; knew.put = snd_akm4xxx_volume_put; } /* register 4 & 5 */ if (ak->type == SND_AK5365) max_steps = 152; else max_steps = 164; knew.private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, max_steps) | AK_VOL_CVT | AK_IPGA; knew.tlv.p = db_scale_vol_datt; err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); if (err < 0) return err; if (ak->type == SND_AK5365 && (idx % 2) == 0) { if (! ak->adc_info || ! ak->adc_info[mixer_ch].switch_name) { knew.name = "Capture Switch"; knew.index = mixer_ch + ak->idx_offset * 2; } else knew.name = ak->adc_info[mixer_ch].switch_name; knew.info = ak4xxx_switch_info; knew.get = ak4xxx_switch_get; knew.put = ak4xxx_switch_put; knew.access = 0; /* register 2, bit 0 (SMUTE): 0 = normal operation, 1 = mute */ knew.private_value = AK_COMPOSE(idx/2, 2, 0, 0) | AK_INVERT; err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); if (err < 0) return err; memset(&knew, 0, sizeof(knew)); if (!ak->adc_info || !ak->adc_info[mixer_ch].selector_name) { knew.name = "Capture Channel"; knew.index = mixer_ch + ak->idx_offset * 2; } else knew.name = ak->adc_info[mixer_ch].selector_name; knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; knew.info = ak4xxx_capture_source_info; knew.get = ak4xxx_capture_source_get; knew.put = ak4xxx_capture_source_put; knew.access = 0; /* input selector control: reg. 1, bits 0-2. * mis-use 'shift' to pass mixer_ch */ knew.private_value = AK_COMPOSE(idx/2, 1, mixer_ch, 0x07); err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); if (err < 0) return err; } idx += num_stereo; mixer_ch++; } return 0; } static int build_deemphasis(struct snd_akm4xxx *ak, int num_emphs) { int idx, err; struct snd_kcontrol_new knew; for (idx = 0; idx < num_emphs; idx++) { memset(&knew, 0, sizeof(knew)); knew.name = "Deemphasis"; knew.index = idx + ak->idx_offset; knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; knew.count = 1; knew.info = snd_akm4xxx_deemphasis_info; knew.get = snd_akm4xxx_deemphasis_get; knew.put = snd_akm4xxx_deemphasis_put; switch (ak->type) { case SND_AK4524: case SND_AK4528: case SND_AK4620: /* register 3 */ knew.private_value = AK_COMPOSE(idx, 3, 0, 0); break; case SND_AK4529: { int shift = idx == 3 ? 6 : (2 - idx) * 2; /* register 8 with shift */ knew.private_value = AK_COMPOSE(0, 8, shift, 0); break; } case SND_AK4355: case SND_AK4358: knew.private_value = AK_COMPOSE(idx, 3, 0, 0); break; case SND_AK4381: knew.private_value = AK_COMPOSE(idx, 1, 1, 0); break; default: return -EINVAL; } err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); if (err < 0) return err; } return 0; } static void proc_regs_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { struct snd_akm4xxx *ak = entry->private_data; int reg, val, chip; for (chip = 0; chip < ak->num_chips; chip++) { for (reg = 0; reg < ak->total_regs; reg++) { val = snd_akm4xxx_get(ak, chip, reg); snd_iprintf(buffer, "chip %d: 0x%02x = 0x%02x\n", chip, reg, val); } } } static int proc_init(struct snd_akm4xxx *ak) { return snd_card_ro_proc_new(ak->card, ak->name, ak, proc_regs_read); } int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak) { int err, num_emphs; err = build_dac_controls(ak); if (err < 0) return err; err = build_adc_controls(ak); if (err < 0) return err; if (ak->type == SND_AK4355 || ak->type == SND_AK4358) num_emphs = 1; else if (ak->type == SND_AK4620) num_emphs = 0; else num_emphs = ak->num_dacs / 2; err = build_deemphasis(ak, num_emphs); if (err < 0) return err; err = proc_init(ak); if (err < 0) return err; return 0; } EXPORT_SYMBOL(snd_akm4xxx_build_controls); |