sound/isa/sb/sb_mixer.c

   1 /*
   2  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   3  *  Routines for Sound Blaster mixer control
   4  *
   5  *
   6  *   This program is free software; you can redistribute it and/or modify
   7  *   it under the terms of the GNU General Public License as published by
   8  *   the Free Software Foundation; either version 2 of the License, or
   9  *   (at your option) any later version.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program; if not, write to the Free Software
  18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19  *
  20  */
  21
  22 #include <asm/io.h>
  23 #include <linux/delay.h>
  24 #include <linux/time.h>
  25 #include <sound/core.h>
  26 #include <sound/sb.h>
  27 #include <sound/control.h>
  28
  29 #undef IO_DEBUG
  30
  31 void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data)
  32 {
  33         outb(reg, SBP(chip, MIXER_ADDR));
  34         udelay(10);
  35         outb(data, SBP(chip, MIXER_DATA));
  36         udelay(10);
  37 #ifdef IO_DEBUG
  38         snd_printk(KERN_DEBUG "mixer_write 0x%x 0x%x\n", reg, data);
  39 #endif
  40 }
  41
  42 unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg)
  43 {
  44         unsigned char result;
  45
  46         outb(reg, SBP(chip, MIXER_ADDR));
  47         udelay(10);
  48         result = inb(SBP(chip, MIXER_DATA));
  49         udelay(10);
  50 #ifdef IO_DEBUG
  51         snd_printk(KERN_DEBUG "mixer_read 0x%x 0x%x\n", reg, result);
  52 #endif
  53         return result;
  54 }
  55
  56 /*
  57  * Single channel mixer element
  58  */
  59
  60 static int snd_sbmixer_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
  61 {
  62         int mask = (kcontrol->private_value >> 24) & 0xff;
  63
  64         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
  65         uinfo->count = 1;
  66         uinfo->value.integer.min = 0;
  67         uinfo->value.integer.max = mask;
  68         return 0;
  69 }
  70
  71 static int snd_sbmixer_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
  72 {
  73         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
  74         unsigned long flags;
  75         int reg = kcontrol->private_value & 0xff;
  76         int shift = (kcontrol->private_value >> 16) & 0xff;
  77         int mask = (kcontrol->private_value >> 24) & 0xff;
  78         unsigned char val;
  79
  80         spin_lock_irqsave(&sb->mixer_lock, flags);
  81         val = (snd_sbmixer_read(sb, reg) >> shift) & mask;
  82         spin_unlock_irqrestore(&sb->mixer_lock, flags);
  83         ucontrol->value.integer.value[0] = val;
  84         return 0;
  85 }
  86
  87 static int snd_sbmixer_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
  88 {
  89         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
  90         unsigned long flags;
  91         int reg = kcontrol->private_value & 0xff;
  92         int shift = (kcontrol->private_value >> 16) & 0x07;
  93         int mask = (kcontrol->private_value >> 24) & 0xff;
  94         int change;
  95         unsigned char val, oval;
  96
  97         val = (ucontrol->value.integer.value[0] & mask) << shift;
  98         spin_lock_irqsave(&sb->mixer_lock, flags);
  99         oval = snd_sbmixer_read(sb, reg);
 100         val = (oval & ~(mask << shift)) | val;
 101         change = val != oval;
 102         if (change)
 103                 snd_sbmixer_write(sb, reg, val);
 104         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 105         return change;
 106 }
 107
 108 /*
 109  * Double channel mixer element
 110  */
 111
 112 static int snd_sbmixer_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 113 {
 114         int mask = (kcontrol->private_value >> 24) & 0xff;
 115
 116         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 117         uinfo->count = 2;
 118         uinfo->value.integer.min = 0;
 119         uinfo->value.integer.max = mask;
 120         return 0;
 121 }
 122
 123 static int snd_sbmixer_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 124 {
 125         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 126         unsigned long flags;
 127         int left_reg = kcontrol->private_value & 0xff;
 128         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 129         int left_shift = (kcontrol->private_value >> 16) & 0x07;
 130         int right_shift = (kcontrol->private_value >> 19) & 0x07;
 131         int mask = (kcontrol->private_value >> 24) & 0xff;
 132         unsigned char left, right;
 133
 134         spin_lock_irqsave(&sb->mixer_lock, flags);
 135         left = (snd_sbmixer_read(sb, left_reg) >> left_shift) & mask;
 136         right = (snd_sbmixer_read(sb, right_reg) >> right_shift) & mask;
 137         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 138         ucontrol->value.integer.value[0] = left;
 139         ucontrol->value.integer.value[1] = right;
 140         return 0;
 141 }
 142
 143 static int snd_sbmixer_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 144 {
 145         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 146         unsigned long flags;
 147         int left_reg = kcontrol->private_value & 0xff;
 148         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 149         int left_shift = (kcontrol->private_value >> 16) & 0x07;
 150         int right_shift = (kcontrol->private_value >> 19) & 0x07;
 151         int mask = (kcontrol->private_value >> 24) & 0xff;
 152         int change;
 153         unsigned char left, right, oleft, oright;
 154
 155         left = (ucontrol->value.integer.value[0] & mask) << left_shift;
 156         right = (ucontrol->value.integer.value[1] & mask) << right_shift;
 157         spin_lock_irqsave(&sb->mixer_lock, flags);
 158         if (left_reg == right_reg) {
 159                 oleft = snd_sbmixer_read(sb, left_reg);
 160                 left = (oleft & ~((mask << left_shift) | (mask << right_shift))) | left | right;
 161                 change = left != oleft;
 162                 if (change)
 163                         snd_sbmixer_write(sb, left_reg, left);
 164         } else {
 165                 oleft = snd_sbmixer_read(sb, left_reg);
 166                 oright = snd_sbmixer_read(sb, right_reg);
 167                 left = (oleft & ~(mask << left_shift)) | left;
 168                 right = (oright & ~(mask << right_shift)) | right;
 169                 change = left != oleft || right != oright;
 170                 if (change) {
 171                         snd_sbmixer_write(sb, left_reg, left);
 172                         snd_sbmixer_write(sb, right_reg, right);
 173                 }
 174         }
 175         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 176         return change;
 177 }
 178
 179 /*
 180  * DT-019x / ALS-007 capture/input switch
 181  */
 182
 183 static int snd_dt019x_input_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 184 {
 185         static const char *texts[5] = {
 186                 "CD", "Mic", "Line", "Synth", "Master"
 187         };
 188
 189         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 190         uinfo->count = 1;
 191         uinfo->value.enumerated.items = 5;
 192         if (uinfo->value.enumerated.item > 4)
 193                 uinfo->value.enumerated.item = 4;
 194         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 195         return 0;
 196 }
 197
 198 static int snd_dt019x_input_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 199 {
 200         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 201         unsigned long flags;
 202         unsigned char oval;
 203
 204         spin_lock_irqsave(&sb->mixer_lock, flags);
 205         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
 206         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 207         switch (oval & 0x07) {
 208         case SB_DT019X_CAP_CD:
 209                 ucontrol->value.enumerated.item[0] = 0;
 210                 break;
 211         case SB_DT019X_CAP_MIC:
 212                 ucontrol->value.enumerated.item[0] = 1;
 213                 break;
 214         case SB_DT019X_CAP_LINE:
 215                 ucontrol->value.enumerated.item[0] = 2;
 216                 break;
 217         case SB_DT019X_CAP_MAIN:
 218                 ucontrol->value.enumerated.item[0] = 4;
 219                 break;
 220         /* To record the synth on these cards you must record the main.   */
 221         /* Thus SB_DT019X_CAP_SYNTH == SB_DT019X_CAP_MAIN and would cause */
 222         /* duplicate case labels if left uncommented. */
 223         /* case SB_DT019X_CAP_SYNTH:
 224          *      ucontrol->value.enumerated.item[0] = 3;
 225          *      break;
 226          */
 227         default:
 228                 ucontrol->value.enumerated.item[0] = 4;
 229                 break;
 230         }
 231         return 0;
 232 }
 233
 234 static int snd_dt019x_input_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 235 {
 236         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 237         unsigned long flags;
 238         int change;
 239         unsigned char nval, oval;
 240
 241         if (ucontrol->value.enumerated.item[0] > 4)
 242                 return -EINVAL;
 243         switch (ucontrol->value.enumerated.item[0]) {
 244         case 0:
 245                 nval = SB_DT019X_CAP_CD;
 246                 break;
 247         case 1:
 248                 nval = SB_DT019X_CAP_MIC;
 249                 break;
 250         case 2:
 251                 nval = SB_DT019X_CAP_LINE;
 252                 break;
 253         case 3:
 254                 nval = SB_DT019X_CAP_SYNTH;
 255                 break;
 256         case 4:
 257                 nval = SB_DT019X_CAP_MAIN;
 258                 break;
 259         default:
 260                 nval = SB_DT019X_CAP_MAIN;
 261         }
 262         spin_lock_irqsave(&sb->mixer_lock, flags);
 263         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
 264         change = nval != oval;
 265         if (change)
 266                 snd_sbmixer_write(sb, SB_DT019X_CAPTURE_SW, nval);
 267         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 268         return change;
 269 }
 270
 271 /*
 272  * ALS4000 mono recording control switch
 273  */
 274
 275 static int snd_als4k_mono_capture_route_info(struct snd_kcontrol *kcontrol,
 276                                              struct snd_ctl_elem_info *uinfo)
 277 {
 278         static const char *texts[3] = {
 279                 "L chan only", "R chan only", "L ch/2 + R ch/2"
 280         };
 281
 282         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 283         uinfo->count = 1;
 284         uinfo->value.enumerated.items = 3;
 285         if (uinfo->value.enumerated.item > 2)
 286                 uinfo->value.enumerated.item = 2;
 287         strcpy(uinfo->value.enumerated.name,
 288                texts[uinfo->value.enumerated.item]);
 289         return 0;
 290 }
 291
 292 static int snd_als4k_mono_capture_route_get(struct snd_kcontrol *kcontrol,
 293                                 struct snd_ctl_elem_value *ucontrol)
 294 {
 295         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 296         unsigned long flags;
 297         unsigned char oval;
 298
 299         spin_lock_irqsave(&sb->mixer_lock, flags);
 300         oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
 301         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 302         oval >>= 6;
 303         if (oval > 2)
 304                 oval = 2;
 305
 306         ucontrol->value.enumerated.item[0] = oval;
 307         return 0;
 308 }
 309
 310 static int snd_als4k_mono_capture_route_put(struct snd_kcontrol *kcontrol,
 311                                 struct snd_ctl_elem_value *ucontrol)
 312 {
 313         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 314         unsigned long flags;
 315         int change;
 316         unsigned char nval, oval;
 317
 318         if (ucontrol->value.enumerated.item[0] > 2)
 319                 return -EINVAL;
 320         spin_lock_irqsave(&sb->mixer_lock, flags);
 321         oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
 322
 323         nval = (oval & ~(3 << 6))
 324              | (ucontrol->value.enumerated.item[0] << 6);
 325         change = nval != oval;
 326         if (change)
 327                 snd_sbmixer_write(sb, SB_ALS4000_MONO_IO_CTRL, nval);
 328         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 329         return change;
 330 }
 331
 332 /*
 333  * SBPRO input multiplexer
 334  */
 335
 336 static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 337 {
 338         static const char *texts[3] = {
 339                 "Mic", "CD", "Line"
 340         };
 341
 342         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 343         uinfo->count = 1;
 344         uinfo->value.enumerated.items = 3;
 345         if (uinfo->value.enumerated.item > 2)
 346                 uinfo->value.enumerated.item = 2;
 347         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 348         return 0;
 349 }
 350
 351
 352 static int snd_sb8mixer_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 353 {
 354         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 355         unsigned long flags;
 356         unsigned char oval;
 357
 358         spin_lock_irqsave(&sb->mixer_lock, flags);
 359         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
 360         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 361         switch ((oval >> 0x01) & 0x03) {
 362         case SB_DSP_MIXS_CD:
 363                 ucontrol->value.enumerated.item[0] = 1;
 364                 break;
 365         case SB_DSP_MIXS_LINE:
 366                 ucontrol->value.enumerated.item[0] = 2;
 367                 break;
 368         default:
 369                 ucontrol->value.enumerated.item[0] = 0;
 370                 break;
 371         }
 372         return 0;
 373 }
 374
 375 static int snd_sb8mixer_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 376 {
 377         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 378         unsigned long flags;
 379         int change;
 380         unsigned char nval, oval;
 381
 382         if (ucontrol->value.enumerated.item[0] > 2)
 383                 return -EINVAL;
 384         switch (ucontrol->value.enumerated.item[0]) {
 385         case 1:
 386                 nval = SB_DSP_MIXS_CD;
 387                 break;
 388         case 2:
 389                 nval = SB_DSP_MIXS_LINE;
 390                 break;
 391         default:
 392                 nval = SB_DSP_MIXS_MIC;
 393         }
 394         nval <<= 1;
 395         spin_lock_irqsave(&sb->mixer_lock, flags);
 396         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
 397         nval |= oval & ~0x06;
 398         change = nval != oval;
 399         if (change)
 400                 snd_sbmixer_write(sb, SB_DSP_CAPTURE_SOURCE, nval);
 401         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 402         return change;
 403 }
 404
 405 /*
 406  * SB16 input switch
 407  */
 408
 409 static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 410 {
 411         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 412         uinfo->count = 4;
 413         uinfo->value.integer.min = 0;
 414         uinfo->value.integer.max = 1;
 415         return 0;
 416 }
 417
 418 static int snd_sb16mixer_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 419 {
 420         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 421         unsigned long flags;
 422         int reg1 = kcontrol->private_value & 0xff;
 423         int reg2 = (kcontrol->private_value >> 8) & 0xff;
 424         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
 425         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
 426         unsigned char val1, val2;
 427
 428         spin_lock_irqsave(&sb->mixer_lock, flags);
 429         val1 = snd_sbmixer_read(sb, reg1);
 430         val2 = snd_sbmixer_read(sb, reg2);
 431         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 432         ucontrol->value.integer.value[0] = (val1 >> left_shift) & 0x01;
 433         ucontrol->value.integer.value[1] = (val2 >> left_shift) & 0x01;
 434         ucontrol->value.integer.value[2] = (val1 >> right_shift) & 0x01;
 435         ucontrol->value.integer.value[3] = (val2 >> right_shift) & 0x01;
 436         return 0;
 437 }
 438
 439 static int snd_sb16mixer_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 440 {
 441         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 442         unsigned long flags;
 443         int reg1 = kcontrol->private_value & 0xff;
 444         int reg2 = (kcontrol->private_value >> 8) & 0xff;
 445         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
 446         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
 447         int change;
 448         unsigned char val1, val2, oval1, oval2;
 449
 450         spin_lock_irqsave(&sb->mixer_lock, flags);
 451         oval1 = snd_sbmixer_read(sb, reg1);
 452         oval2 = snd_sbmixer_read(sb, reg2);
 453         val1 = oval1 & ~((1 << left_shift) | (1 << right_shift));
 454         val2 = oval2 & ~((1 << left_shift) | (1 << right_shift));
 455         val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
 456         val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
 457         val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
 458         val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
 459         change = val1 != oval1 || val2 != oval2;
 460         if (change) {
 461                 snd_sbmixer_write(sb, reg1, val1);
 462                 snd_sbmixer_write(sb, reg2, val2);
 463         }
 464         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 465         return change;
 466 }
 467
 468
 469 /*
 470  */
 471 /*
 472  */
 473 int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value)
 474 {
 475         static struct snd_kcontrol_new newctls[] = {
 476                 [SB_MIX_SINGLE] = {
 477                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 478                         .info = snd_sbmixer_info_single,
 479                         .get = snd_sbmixer_get_single,
 480                         .put = snd_sbmixer_put_single,
 481                 },
 482                 [SB_MIX_DOUBLE] = {
 483                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 484                         .info = snd_sbmixer_info_double,
 485                         .get = snd_sbmixer_get_double,
 486                         .put = snd_sbmixer_put_double,
 487                 },
 488                 [SB_MIX_INPUT_SW] = {
 489                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 490                         .info = snd_sb16mixer_info_input_sw,
 491                         .get = snd_sb16mixer_get_input_sw,
 492                         .put = snd_sb16mixer_put_input_sw,
 493                 },
 494                 [SB_MIX_CAPTURE_PRO] = {
 495                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 496                         .info = snd_sb8mixer_info_mux,
 497                         .get = snd_sb8mixer_get_mux,
 498                         .put = snd_sb8mixer_put_mux,
 499                 },
 500                 [SB_MIX_CAPTURE_DT019X] = {
 501                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 502                         .info = snd_dt019x_input_sw_info,
 503                         .get = snd_dt019x_input_sw_get,
 504                         .put = snd_dt019x_input_sw_put,
 505                 },
 506                 [SB_MIX_MONO_CAPTURE_ALS4K] = {
 507                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 508                         .info = snd_als4k_mono_capture_route_info,
 509                         .get = snd_als4k_mono_capture_route_get,
 510                         .put = snd_als4k_mono_capture_route_put,
 511                 },
 512         };
 513         struct snd_kcontrol *ctl;
 514         int err;
 515
 516         ctl = snd_ctl_new1(&newctls[type], chip);
 517         if (! ctl)
 518                 return -ENOMEM;
 519         strlcpy(ctl->id.name, name, sizeof(ctl->id.name));
 520         ctl->id.index = index;
 521         ctl->private_value = value;
 522         if ((err = snd_ctl_add(chip->card, ctl)) < 0)
 523                 return err;
 524         return 0;
 525 }
 526
 527 /*
 528  * SB 2.0 specific mixer elements
 529  */
 530
 531 static struct sbmix_elem snd_sb20_ctl_master_play_vol =
 532         SB_SINGLE("Master Playback Volume", SB_DSP20_MASTER_DEV, 1, 7);
 533 static struct sbmix_elem snd_sb20_ctl_pcm_play_vol =
 534         SB_SINGLE("PCM Playback Volume", SB_DSP20_PCM_DEV, 1, 3);
 535 static struct sbmix_elem snd_sb20_ctl_synth_play_vol =
 536         SB_SINGLE("Synth Playback Volume", SB_DSP20_FM_DEV, 1, 7);
 537 static struct sbmix_elem snd_sb20_ctl_cd_play_vol =
 538         SB_SINGLE("CD Playback Volume", SB_DSP20_CD_DEV, 1, 7);
 539
 540 static struct sbmix_elem *snd_sb20_controls[] = {
 541         &snd_sb20_ctl_master_play_vol,
 542         &snd_sb20_ctl_pcm_play_vol,
 543         &snd_sb20_ctl_synth_play_vol,
 544         &snd_sb20_ctl_cd_play_vol
 545 };
 546
 547 static unsigned char snd_sb20_init_values[][2] = {
 548         { SB_DSP20_MASTER_DEV, 0 },
 549         { SB_DSP20_FM_DEV, 0 },
 550 };
 551
 552 /*
 553  * SB Pro specific mixer elements
 554  */
 555 static struct sbmix_elem snd_sbpro_ctl_master_play_vol =
 556         SB_DOUBLE("Master Playback Volume", SB_DSP_MASTER_DEV, SB_DSP_MASTER_DEV, 5, 1, 7);
 557 static struct sbmix_elem snd_sbpro_ctl_pcm_play_vol =
 558         SB_DOUBLE("PCM Playback Volume", SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7);
 559 static struct sbmix_elem snd_sbpro_ctl_pcm_play_filter =
 560         SB_SINGLE("PCM Playback Filter", SB_DSP_PLAYBACK_FILT, 5, 1);
 561 static struct sbmix_elem snd_sbpro_ctl_synth_play_vol =
 562         SB_DOUBLE("Synth Playback Volume", SB_DSP_FM_DEV, SB_DSP_FM_DEV, 5, 1, 7);
 563 static struct sbmix_elem snd_sbpro_ctl_cd_play_vol =
 564         SB_DOUBLE("CD Playback Volume", SB_DSP_CD_DEV, SB_DSP_CD_DEV, 5, 1, 7);
 565 static struct sbmix_elem snd_sbpro_ctl_line_play_vol =
 566         SB_DOUBLE("Line Playback Volume", SB_DSP_LINE_DEV, SB_DSP_LINE_DEV, 5, 1, 7);
 567 static struct sbmix_elem snd_sbpro_ctl_mic_play_vol =
 568         SB_SINGLE("Mic Playback Volume", SB_DSP_MIC_DEV, 1, 3);
 569 static struct sbmix_elem snd_sbpro_ctl_capture_source =
 570         {
 571                 .name = "Capture Source",
 572                 .type = SB_MIX_CAPTURE_PRO
 573         };
 574 static struct sbmix_elem snd_sbpro_ctl_capture_filter =
 575         SB_SINGLE("Capture Filter", SB_DSP_CAPTURE_FILT, 5, 1);
 576 static struct sbmix_elem snd_sbpro_ctl_capture_low_filter =
 577         SB_SINGLE("Capture Low-Pass Filter", SB_DSP_CAPTURE_FILT, 3, 1);
 578
 579 static struct sbmix_elem *snd_sbpro_controls[] = {
 580         &snd_sbpro_ctl_master_play_vol,
 581         &snd_sbpro_ctl_pcm_play_vol,
 582         &snd_sbpro_ctl_pcm_play_filter,
 583         &snd_sbpro_ctl_synth_play_vol,
 584         &snd_sbpro_ctl_cd_play_vol,
 585         &snd_sbpro_ctl_line_play_vol,
 586         &snd_sbpro_ctl_mic_play_vol,
 587         &snd_sbpro_ctl_capture_source,
 588         &snd_sbpro_ctl_capture_filter,
 589         &snd_sbpro_ctl_capture_low_filter
 590 };
 591
 592 static unsigned char snd_sbpro_init_values[][2] = {
 593         { SB_DSP_MASTER_DEV, 0 },
 594         { SB_DSP_PCM_DEV, 0 },
 595         { SB_DSP_FM_DEV, 0 },
 596 };
 597
 598 /*
 599  * SB16 specific mixer elements
 600  */
 601 static struct sbmix_elem snd_sb16_ctl_master_play_vol =
 602         SB_DOUBLE("Master Playback Volume", SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31);
 603 static struct sbmix_elem snd_sb16_ctl_3d_enhance_switch =
 604         SB_SINGLE("3D Enhancement Switch", SB_DSP4_3DSE, 0, 1);
 605 static struct sbmix_elem snd_sb16_ctl_tone_bass =
 606         SB_DOUBLE("Tone Control - Bass", SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15);
 607 static struct sbmix_elem snd_sb16_ctl_tone_treble =
 608         SB_DOUBLE("Tone Control - Treble", SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15);
 609 static struct sbmix_elem snd_sb16_ctl_pcm_play_vol =
 610         SB_DOUBLE("PCM Playback Volume", SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31);
 611 static struct sbmix_elem snd_sb16_ctl_synth_capture_route =
 612         SB16_INPUT_SW("Synth Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 6, 5);
 613 static struct sbmix_elem snd_sb16_ctl_synth_play_vol =
 614         SB_DOUBLE("Synth Playback Volume", SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31);
 615 static struct sbmix_elem snd_sb16_ctl_cd_capture_route =
 616         SB16_INPUT_SW("CD Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 2, 1);
 617 static struct sbmix_elem snd_sb16_ctl_cd_play_switch =
 618         SB_DOUBLE("CD Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1);
 619 static struct sbmix_elem snd_sb16_ctl_cd_play_vol =
 620         SB_DOUBLE("CD Playback Volume", SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31);
 621 static struct sbmix_elem snd_sb16_ctl_line_capture_route =
 622         SB16_INPUT_SW("Line Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 4, 3);
 623 static struct sbmix_elem snd_sb16_ctl_line_play_switch =
 624         SB_DOUBLE("Line Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1);
 625 static struct sbmix_elem snd_sb16_ctl_line_play_vol =
 626         SB_DOUBLE("Line Playback Volume", SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31);
 627 static struct sbmix_elem snd_sb16_ctl_mic_capture_route =
 628         SB16_INPUT_SW("Mic Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0);
 629 static struct sbmix_elem snd_sb16_ctl_mic_play_switch =
 630         SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1);
 631 static struct sbmix_elem snd_sb16_ctl_mic_play_vol =
 632         SB_SINGLE("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31);
 633 static struct sbmix_elem snd_sb16_ctl_pc_speaker_vol =
 634         SB_SINGLE("PC Speaker Volume", SB_DSP4_SPEAKER_DEV, 6, 3);
 635 static struct sbmix_elem snd_sb16_ctl_capture_vol =
 636         SB_DOUBLE("Capture Volume", SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3);
 637 static struct sbmix_elem snd_sb16_ctl_play_vol =
 638         SB_DOUBLE("Playback Volume", SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3);
 639 static struct sbmix_elem snd_sb16_ctl_auto_mic_gain =
 640         SB_SINGLE("Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1);
 641
 642 static struct sbmix_elem *snd_sb16_controls[] = {
 643         &snd_sb16_ctl_master_play_vol,
 644         &snd_sb16_ctl_3d_enhance_switch,
 645         &snd_sb16_ctl_tone_bass,
 646         &snd_sb16_ctl_tone_treble,
 647         &snd_sb16_ctl_pcm_play_vol,
 648         &snd_sb16_ctl_synth_capture_route,
 649         &snd_sb16_ctl_synth_play_vol,
 650         &snd_sb16_ctl_cd_capture_route,
 651         &snd_sb16_ctl_cd_play_switch,
 652         &snd_sb16_ctl_cd_play_vol,
 653         &snd_sb16_ctl_line_capture_route,
 654         &snd_sb16_ctl_line_play_switch,
 655         &snd_sb16_ctl_line_play_vol,
 656         &snd_sb16_ctl_mic_capture_route,
 657         &snd_sb16_ctl_mic_play_switch,
 658         &snd_sb16_ctl_mic_play_vol,
 659         &snd_sb16_ctl_pc_speaker_vol,
 660         &snd_sb16_ctl_capture_vol,
 661         &snd_sb16_ctl_play_vol,
 662         &snd_sb16_ctl_auto_mic_gain
 663 };
 664
 665 static unsigned char snd_sb16_init_values[][2] = {
 666         { SB_DSP4_MASTER_DEV + 0, 0 },
 667         { SB_DSP4_MASTER_DEV + 1, 0 },
 668         { SB_DSP4_PCM_DEV + 0, 0 },
 669         { SB_DSP4_PCM_DEV + 1, 0 },
 670         { SB_DSP4_SYNTH_DEV + 0, 0 },
 671         { SB_DSP4_SYNTH_DEV + 1, 0 },
 672         { SB_DSP4_INPUT_LEFT, 0 },
 673         { SB_DSP4_INPUT_RIGHT, 0 },
 674         { SB_DSP4_OUTPUT_SW, 0 },
 675         { SB_DSP4_SPEAKER_DEV, 0 },
 676 };
 677
 678 /*
 679  * DT019x specific mixer elements
 680  */
 681 static struct sbmix_elem snd_dt019x_ctl_master_play_vol =
 682         SB_DOUBLE("Master Playback Volume", SB_DT019X_MASTER_DEV, SB_DT019X_MASTER_DEV, 4,0, 15);
 683 static struct sbmix_elem snd_dt019x_ctl_pcm_play_vol =
 684         SB_DOUBLE("PCM Playback Volume", SB_DT019X_PCM_DEV, SB_DT019X_PCM_DEV, 4,0, 15);
 685 static struct sbmix_elem snd_dt019x_ctl_synth_play_vol =
 686         SB_DOUBLE("Synth Playback Volume", SB_DT019X_SYNTH_DEV, SB_DT019X_SYNTH_DEV, 4,0, 15);
 687 static struct sbmix_elem snd_dt019x_ctl_cd_play_vol =
 688         SB_DOUBLE("CD Playback Volume", SB_DT019X_CD_DEV, SB_DT019X_CD_DEV, 4,0, 15);
 689 static struct sbmix_elem snd_dt019x_ctl_mic_play_vol =
 690         SB_SINGLE("Mic Playback Volume", SB_DT019X_MIC_DEV, 4, 7);
 691 static struct sbmix_elem snd_dt019x_ctl_pc_speaker_vol =
 692         SB_SINGLE("PC Speaker Volume", SB_DT019X_SPKR_DEV, 0,  7);
 693 static struct sbmix_elem snd_dt019x_ctl_line_play_vol =
 694         SB_DOUBLE("Line Playback Volume", SB_DT019X_LINE_DEV, SB_DT019X_LINE_DEV, 4,0, 15);
 695 static struct sbmix_elem snd_dt019x_ctl_pcm_play_switch =
 696         SB_DOUBLE("PCM Playback Switch", SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2,1, 1);
 697 static struct sbmix_elem snd_dt019x_ctl_synth_play_switch =
 698         SB_DOUBLE("Synth Playback Switch", SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4,3, 1);
 699 static struct sbmix_elem snd_dt019x_ctl_capture_source =
 700         {
 701                 .name = "Capture Source",
 702                 .type = SB_MIX_CAPTURE_DT019X
 703         };
 704
 705 static struct sbmix_elem *snd_dt019x_controls[] = {
 706         /* ALS4000 below has some parts which we might be lacking,
 707          * e.g. snd_als4000_ctl_mono_playback_switch - check it! */
 708         &snd_dt019x_ctl_master_play_vol,
 709         &snd_dt019x_ctl_pcm_play_vol,
 710         &snd_dt019x_ctl_synth_play_vol,
 711         &snd_dt019x_ctl_cd_play_vol,
 712         &snd_dt019x_ctl_mic_play_vol,
 713         &snd_dt019x_ctl_pc_speaker_vol,
 714         &snd_dt019x_ctl_line_play_vol,
 715         &snd_sb16_ctl_mic_play_switch,
 716         &snd_sb16_ctl_cd_play_switch,
 717         &snd_sb16_ctl_line_play_switch,
 718         &snd_dt019x_ctl_pcm_play_switch,
 719         &snd_dt019x_ctl_synth_play_switch,
 720         &snd_dt019x_ctl_capture_source
 721 };
 722
 723 static unsigned char snd_dt019x_init_values[][2] = {
 724         { SB_DT019X_MASTER_DEV, 0 },
 725         { SB_DT019X_PCM_DEV, 0 },
 726         { SB_DT019X_SYNTH_DEV, 0 },
 727         { SB_DT019X_CD_DEV, 0 },
 728         { SB_DT019X_MIC_DEV, 0 },       /* Includes PC-speaker in high nibble */
 729         { SB_DT019X_LINE_DEV, 0 },
 730         { SB_DSP4_OUTPUT_SW, 0 },
 731         { SB_DT019X_OUTPUT_SW2, 0 },
 732         { SB_DT019X_CAPTURE_SW, 0x06 },
 733 };
 734
 735 /*
 736  * ALS4000 specific mixer elements
 737  */
 738 static struct sbmix_elem snd_als4000_ctl_master_mono_playback_switch =
 739         SB_SINGLE("Master Mono Playback Switch", SB_ALS4000_MONO_IO_CTRL, 5, 1);
 740 static struct sbmix_elem snd_als4k_ctl_master_mono_capture_route = {
 741                 .name = "Master Mono Capture Route",
 742                 .type = SB_MIX_MONO_CAPTURE_ALS4K
 743         };
 744 static struct sbmix_elem snd_als4000_ctl_mono_playback_switch =
 745         SB_SINGLE("Mono Playback Switch", SB_DT019X_OUTPUT_SW2, 0, 1);
 746 static struct sbmix_elem snd_als4000_ctl_mic_20db_boost =
 747         SB_SINGLE("Mic Boost (+20dB)", SB_ALS4000_MIC_IN_GAIN, 0, 0x03);
 748 static struct sbmix_elem snd_als4000_ctl_mixer_analog_loopback =
 749         SB_SINGLE("Analog Loopback Switch", SB_ALS4000_MIC_IN_GAIN, 7, 0x01);
 750 static struct sbmix_elem snd_als4000_ctl_mixer_digital_loopback =
 751         SB_SINGLE("Digital Loopback Switch",
 752                   SB_ALS4000_CR3_CONFIGURATION, 7, 0x01);
 753 /* FIXME: functionality of 3D controls might be swapped, I didn't find
 754  * a description of how to identify what is supposed to be what */
 755 static struct sbmix_elem snd_als4000_3d_control_switch =
 756         SB_SINGLE("3D Control - Switch", SB_ALS4000_3D_SND_FX, 6, 0x01);
 757 static struct sbmix_elem snd_als4000_3d_control_ratio =
 758         SB_SINGLE("3D Control - Level", SB_ALS4000_3D_SND_FX, 0, 0x07);
 759 static struct sbmix_elem snd_als4000_3d_control_freq =
 760         /* FIXME: maybe there's actually some standard 3D ctrl name for it?? */
 761         SB_SINGLE("3D Control - Freq", SB_ALS4000_3D_SND_FX, 4, 0x03);
 762 static struct sbmix_elem snd_als4000_3d_control_delay =
 763         /* FIXME: ALS4000a.pdf mentions BBD (Bucket Brigade Device) time delay,
 764          * but what ALSA 3D attribute is that actually? "Center", "Depth",
 765          * "Wide" or "Space" or even "Level"? Assuming "Wide" for now... */
 766         SB_SINGLE("3D Control - Wide", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f);
 767 static struct sbmix_elem snd_als4000_3d_control_poweroff_switch =
 768         SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01);
 769 static struct sbmix_elem snd_als4000_ctl_3db_freq_control_switch =
 770         SB_SINGLE("Master Playback 8kHz / 20kHz LPF Switch",
 771                   SB_ALS4000_FMDAC, 5, 0x01);
 772 #ifdef NOT_AVAILABLE
 773 static struct sbmix_elem snd_als4000_ctl_fmdac =
 774         SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01);
 775 static struct sbmix_elem snd_als4000_ctl_qsound =
 776         SB_SINGLE("QSound Mode", SB_ALS4000_QSOUND, 1, 0x1f);
 777 #endif
 778
 779 static struct sbmix_elem *snd_als4000_controls[] = {
 780                                                 /* ALS4000a.PDF regs page */
 781         &snd_sb16_ctl_master_play_vol,          /* MX30/31 12 */
 782         &snd_dt019x_ctl_pcm_play_switch,        /* MX4C    16 */
 783         &snd_sb16_ctl_pcm_play_vol,             /* MX32/33 12 */
 784         &snd_sb16_ctl_synth_capture_route,      /* MX3D/3E 14 */
 785         &snd_dt019x_ctl_synth_play_switch,      /* MX4C    16 */
 786         &snd_sb16_ctl_synth_play_vol,           /* MX34/35 12/13 */
 787         &snd_sb16_ctl_cd_capture_route,         /* MX3D/3E 14 */
 788         &snd_sb16_ctl_cd_play_switch,           /* MX3C    14 */
 789         &snd_sb16_ctl_cd_play_vol,              /* MX36/37 13 */
 790         &snd_sb16_ctl_line_capture_route,       /* MX3D/3E 14 */
 791         &snd_sb16_ctl_line_play_switch,         /* MX3C    14 */
 792         &snd_sb16_ctl_line_play_vol,            /* MX38/39 13 */
 793         &snd_sb16_ctl_mic_capture_route,        /* MX3D/3E 14 */
 794         &snd_als4000_ctl_mic_20db_boost,        /* MX4D    16 */
 795         &snd_sb16_ctl_mic_play_switch,          /* MX3C    14 */
 796         &snd_sb16_ctl_mic_play_vol,             /* MX3A    13 */
 797         &snd_sb16_ctl_pc_speaker_vol,           /* MX3B    14 */
 798         &snd_sb16_ctl_capture_vol,              /* MX3F/40 15 */
 799         &snd_sb16_ctl_play_vol,                 /* MX41/42 15 */
 800         &snd_als4000_ctl_master_mono_playback_switch, /* MX4C 16 */
 801         &snd_als4k_ctl_master_mono_capture_route, /* MX4B  16 */
 802         &snd_als4000_ctl_mono_playback_switch,  /* MX4C    16 */
 803         &snd_als4000_ctl_mixer_analog_loopback, /* MX4D    16 */
 804         &snd_als4000_ctl_mixer_digital_loopback, /* CR3    21 */
 805         &snd_als4000_3d_control_switch,          /* MX50   17 */
 806         &snd_als4000_3d_control_ratio,           /* MX50   17 */
 807         &snd_als4000_3d_control_freq,            /* MX50   17 */
 808         &snd_als4000_3d_control_delay,           /* MX51   18 */
 809         &snd_als4000_3d_control_poweroff_switch,        /* MX51    18 */
 810         &snd_als4000_ctl_3db_freq_control_switch,       /* MX4F    17 */
 811 #ifdef NOT_AVAILABLE
 812         &snd_als4000_ctl_fmdac,
 813         &snd_als4000_ctl_qsound,
 814 #endif
 815 };
 816
 817 static unsigned char snd_als4000_init_values[][2] = {
 818         { SB_DSP4_MASTER_DEV + 0, 0 },
 819         { SB_DSP4_MASTER_DEV + 1, 0 },
 820         { SB_DSP4_PCM_DEV + 0, 0 },
 821         { SB_DSP4_PCM_DEV + 1, 0 },
 822         { SB_DSP4_SYNTH_DEV + 0, 0 },
 823         { SB_DSP4_SYNTH_DEV + 1, 0 },
 824         { SB_DSP4_SPEAKER_DEV, 0 },
 825         { SB_DSP4_OUTPUT_SW, 0 },
 826         { SB_DSP4_INPUT_LEFT, 0 },
 827         { SB_DSP4_INPUT_RIGHT, 0 },
 828         { SB_DT019X_OUTPUT_SW2, 0 },
 829         { SB_ALS4000_MIC_IN_GAIN, 0 },
 830 };
 831
 832
 833 /*
 834  */
 835 static int snd_sbmixer_init(struct snd_sb *chip,
 836                             struct sbmix_elem **controls,
 837                             int controls_count,
 838                             unsigned char map[][2],
 839                             int map_count,
 840                             char *name)
 841 {
 842         unsigned long flags;
 843         struct snd_card *card = chip->card;
 844         int idx, err;
 845
 846         /* mixer reset */
 847         spin_lock_irqsave(&chip->mixer_lock, flags);
 848         snd_sbmixer_write(chip, 0x00, 0x00);
 849         spin_unlock_irqrestore(&chip->mixer_lock, flags);
 850
 851         /* mute and zero volume channels */
 852         for (idx = 0; idx < map_count; idx++) {
 853                 spin_lock_irqsave(&chip->mixer_lock, flags);
 854                 snd_sbmixer_write(chip, map[idx][0], map[idx][1]);
 855                 spin_unlock_irqrestore(&chip->mixer_lock, flags);
 856         }
 857
 858         for (idx = 0; idx < controls_count; idx++) {
 859                 if ((err = snd_sbmixer_add_ctl_elem(chip, controls[idx])) < 0)
 860                         return err;
 861         }
 862         snd_component_add(card, name);
 863         strcpy(card->mixername, name);
 864         return 0;
 865 }
 866
 867 int snd_sbmixer_new(struct snd_sb *chip)
 868 {
 869         struct snd_card *card;
 870         int err;
 871
 872         if (snd_BUG_ON(!chip || !chip->card))
 873                 return -EINVAL;
 874
 875         card = chip->card;
 876
 877         switch (chip->hardware) {
 878         case SB_HW_10:
 879                 return 0; /* no mixer chip on SB1.x */
 880         case SB_HW_20:
 881         case SB_HW_201:
 882                 if ((err = snd_sbmixer_init(chip,
 883                                             snd_sb20_controls,
 884                                             ARRAY_SIZE(snd_sb20_controls),
 885                                             snd_sb20_init_values,
 886                                             ARRAY_SIZE(snd_sb20_init_values),
 887                                             "CTL1335")) < 0)
 888                         return err;
 889                 break;
 890         case SB_HW_PRO:
 891                 if ((err = snd_sbmixer_init(chip,
 892                                             snd_sbpro_controls,
 893                                             ARRAY_SIZE(snd_sbpro_controls),
 894                                             snd_sbpro_init_values,
 895                                             ARRAY_SIZE(snd_sbpro_init_values),
 896                                             "CTL1345")) < 0)
 897                         return err;
 898                 break;
 899         case SB_HW_16:
 900         case SB_HW_ALS100:
 901         case SB_HW_CS5530:
 902                 if ((err = snd_sbmixer_init(chip,
 903                                             snd_sb16_controls,
 904                                             ARRAY_SIZE(snd_sb16_controls),
 905                                             snd_sb16_init_values,
 906                                             ARRAY_SIZE(snd_sb16_init_values),
 907                                             "CTL1745")) < 0)
 908                         return err;
 909                 break;
 910         case SB_HW_ALS4000:
 911                 if ((err = snd_sbmixer_init(chip,
 912                                             snd_als4000_controls,
 913                                             ARRAY_SIZE(snd_als4000_controls),
 914                                             snd_als4000_init_values,
 915                                             ARRAY_SIZE(snd_als4000_init_values),
 916                                             "ALS4000")) < 0)
 917                         return err;
 918                 break;
 919         case SB_HW_DT019X:
 920                 if ((err = snd_sbmixer_init(chip,
 921                                             snd_dt019x_controls,
 922                                             ARRAY_SIZE(snd_dt019x_controls),
 923                                             snd_dt019x_init_values,
 924                                             ARRAY_SIZE(snd_dt019x_init_values),
 925                                             "DT019X")) < 0)
 926                 break;
 927         default:
 928                 strcpy(card->mixername, "???");
 929         }
 930         return 0;
 931 }
 932
 933 #ifdef CONFIG_PM
 934 static unsigned char sb20_saved_regs[] = {
 935         SB_DSP20_MASTER_DEV,
 936         SB_DSP20_PCM_DEV,
 937         SB_DSP20_FM_DEV,
 938         SB_DSP20_CD_DEV,
 939 };
 940
 941 static unsigned char sbpro_saved_regs[] = {
 942         SB_DSP_MASTER_DEV,
 943         SB_DSP_PCM_DEV,
 944         SB_DSP_PLAYBACK_FILT,
 945         SB_DSP_FM_DEV,
 946         SB_DSP_CD_DEV,
 947         SB_DSP_LINE_DEV,
 948         SB_DSP_MIC_DEV,
 949         SB_DSP_CAPTURE_SOURCE,
 950         SB_DSP_CAPTURE_FILT,
 951 };
 952
 953 static unsigned char sb16_saved_regs[] = {
 954         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
 955         SB_DSP4_3DSE,
 956         SB_DSP4_BASS_DEV, SB_DSP4_BASS_DEV + 1,
 957         SB_DSP4_TREBLE_DEV, SB_DSP4_TREBLE_DEV + 1,
 958         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
 959         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
 960         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
 961         SB_DSP4_OUTPUT_SW,
 962         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
 963         SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
 964         SB_DSP4_MIC_DEV,
 965         SB_DSP4_SPEAKER_DEV,
 966         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
 967         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
 968         SB_DSP4_MIC_AGC
 969 };
 970
 971 static unsigned char dt019x_saved_regs[] = {
 972         SB_DT019X_MASTER_DEV,
 973         SB_DT019X_PCM_DEV,
 974         SB_DT019X_SYNTH_DEV,
 975         SB_DT019X_CD_DEV,
 976         SB_DT019X_MIC_DEV,
 977         SB_DT019X_SPKR_DEV,
 978         SB_DT019X_LINE_DEV,
 979         SB_DSP4_OUTPUT_SW,
 980         SB_DT019X_OUTPUT_SW2,
 981         SB_DT019X_CAPTURE_SW,
 982 };
 983
 984 static unsigned char als4000_saved_regs[] = {
 985         /* please verify in dsheet whether regs to be added
 986            are actually real H/W or just dummy */
 987         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
 988         SB_DSP4_OUTPUT_SW,
 989         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
 990         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
 991         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
 992         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
 993         SB_DSP4_MIC_DEV,
 994         SB_DSP4_SPEAKER_DEV,
 995         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
 996         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
 997         SB_DT019X_OUTPUT_SW2,
 998         SB_ALS4000_MONO_IO_CTRL,
 999         SB_ALS4000_MIC_IN_GAIN,
1000         SB_ALS4000_FMDAC,
1001         SB_ALS4000_3D_SND_FX,
1002         SB_ALS4000_3D_TIME_DELAY,
1003         SB_ALS4000_CR3_CONFIGURATION,
1004 };
1005
1006 static void save_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
1007 {
1008         unsigned char *val = chip->saved_regs;
1009         if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
1010                 return;
1011         for (; num_regs; num_regs--)
1012                 *val++ = snd_sbmixer_read(chip, *regs++);
1013 }
1014
1015 static void restore_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
1016 {
1017         unsigned char *val = chip->saved_regs;
1018         if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
1019                 return;
1020         for (; num_regs; num_regs--)
1021                 snd_sbmixer_write(chip, *regs++, *val++);
1022 }
1023
1024 void snd_sbmixer_suspend(struct snd_sb *chip)
1025 {
1026         switch (chip->hardware) {
1027         case SB_HW_20:
1028         case SB_HW_201:
1029                 save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
1030                 break;
1031         case SB_HW_PRO:
1032                 save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
1033                 break;
1034         case SB_HW_16:
1035         case SB_HW_ALS100:
1036         case SB_HW_CS5530:
1037                 save_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
1038                 break;
1039         case SB_HW_ALS4000:
1040                 save_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
1041                 break;
1042         case SB_HW_DT019X:
1043                 save_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
1044                 break;
1045         default:
1046                 break;
1047         }
1048 }
1049
1050 void snd_sbmixer_resume(struct snd_sb *chip)
1051 {
1052         switch (chip->hardware) {
1053         case SB_HW_20:
1054         case SB_HW_201:
1055                 restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
1056                 break;
1057         case SB_HW_PRO:
1058                 restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
1059                 break;
1060         case SB_HW_16:
1061         case SB_HW_ALS100:
1062         case SB_HW_CS5530:
1063                 restore_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
1064                 break;
1065         case SB_HW_ALS4000:
1066                 restore_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
1067                 break;
1068         case SB_HW_DT019X:
1069                 restore_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
1070                 break;
1071         default:
1072                 break;
1073         }
1074 }
1075 #endif