kernel/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 <linux/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 * const texts[5] = {
 186                 "CD", "Mic", "Line", "Synth", "Master"
 187         };
 188
 189         return snd_ctl_enum_info(uinfo, 1, 5, texts);
 190 }
 191
 192 static int snd_dt019x_input_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 193 {
 194         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 195         unsigned long flags;
 196         unsigned char oval;
 197
 198         spin_lock_irqsave(&sb->mixer_lock, flags);
 199         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
 200         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 201         switch (oval & 0x07) {
 202         case SB_DT019X_CAP_CD:
 203                 ucontrol->value.enumerated.item[0] = 0;
 204                 break;
 205         case SB_DT019X_CAP_MIC:
 206                 ucontrol->value.enumerated.item[0] = 1;
 207                 break;
 208         case SB_DT019X_CAP_LINE:
 209                 ucontrol->value.enumerated.item[0] = 2;
 210                 break;
 211         case SB_DT019X_CAP_MAIN:
 212                 ucontrol->value.enumerated.item[0] = 4;
 213                 break;
 214         /* To record the synth on these cards you must record the main.   */
 215         /* Thus SB_DT019X_CAP_SYNTH == SB_DT019X_CAP_MAIN and would cause */
 216         /* duplicate case labels if left uncommented. */
 217         /* case SB_DT019X_CAP_SYNTH:
 218          *      ucontrol->value.enumerated.item[0] = 3;
 219          *      break;
 220          */
 221         default:
 222                 ucontrol->value.enumerated.item[0] = 4;
 223                 break;
 224         }
 225         return 0;
 226 }
 227
 228 static int snd_dt019x_input_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 229 {
 230         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 231         unsigned long flags;
 232         int change;
 233         unsigned char nval, oval;
 234
 235         if (ucontrol->value.enumerated.item[0] > 4)
 236                 return -EINVAL;
 237         switch (ucontrol->value.enumerated.item[0]) {
 238         case 0:
 239                 nval = SB_DT019X_CAP_CD;
 240                 break;
 241         case 1:
 242                 nval = SB_DT019X_CAP_MIC;
 243                 break;
 244         case 2:
 245                 nval = SB_DT019X_CAP_LINE;
 246                 break;
 247         case 3:
 248                 nval = SB_DT019X_CAP_SYNTH;
 249                 break;
 250         case 4:
 251                 nval = SB_DT019X_CAP_MAIN;
 252                 break;
 253         default:
 254                 nval = SB_DT019X_CAP_MAIN;
 255         }
 256         spin_lock_irqsave(&sb->mixer_lock, flags);
 257         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
 258         change = nval != oval;
 259         if (change)
 260                 snd_sbmixer_write(sb, SB_DT019X_CAPTURE_SW, nval);
 261         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 262         return change;
 263 }
 264
 265 /*
 266  * ALS4000 mono recording control switch
 267  */
 268
 269 static int snd_als4k_mono_capture_route_info(struct snd_kcontrol *kcontrol,
 270                                              struct snd_ctl_elem_info *uinfo)
 271 {
 272         static const char * const texts[3] = {
 273                 "L chan only", "R chan only", "L ch/2 + R ch/2"
 274         };
 275
 276         return snd_ctl_enum_info(uinfo, 1, 3, texts);
 277 }
 278
 279 static int snd_als4k_mono_capture_route_get(struct snd_kcontrol *kcontrol,
 280                                 struct snd_ctl_elem_value *ucontrol)
 281 {
 282         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 283         unsigned long flags;
 284         unsigned char oval;
 285
 286         spin_lock_irqsave(&sb->mixer_lock, flags);
 287         oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
 288         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 289         oval >>= 6;
 290         if (oval > 2)
 291                 oval = 2;
 292
 293         ucontrol->value.enumerated.item[0] = oval;
 294         return 0;
 295 }
 296
 297 static int snd_als4k_mono_capture_route_put(struct snd_kcontrol *kcontrol,
 298                                 struct snd_ctl_elem_value *ucontrol)
 299 {
 300         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 301         unsigned long flags;
 302         int change;
 303         unsigned char nval, oval;
 304
 305         if (ucontrol->value.enumerated.item[0] > 2)
 306                 return -EINVAL;
 307         spin_lock_irqsave(&sb->mixer_lock, flags);
 308         oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
 309
 310         nval = (oval & ~(3 << 6))
 311              | (ucontrol->value.enumerated.item[0] << 6);
 312         change = nval != oval;
 313         if (change)
 314                 snd_sbmixer_write(sb, SB_ALS4000_MONO_IO_CTRL, nval);
 315         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 316         return change;
 317 }
 318
 319 /*
 320  * SBPRO input multiplexer
 321  */
 322
 323 static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 324 {
 325         static const char * const texts[3] = {
 326                 "Mic", "CD", "Line"
 327         };
 328
 329         return snd_ctl_enum_info(uinfo, 1, 3, texts);
 330 }
 331
 332
 333 static int snd_sb8mixer_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 334 {
 335         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 336         unsigned long flags;
 337         unsigned char oval;
 338
 339         spin_lock_irqsave(&sb->mixer_lock, flags);
 340         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
 341         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 342         switch ((oval >> 0x01) & 0x03) {
 343         case SB_DSP_MIXS_CD:
 344                 ucontrol->value.enumerated.item[0] = 1;
 345                 break;
 346         case SB_DSP_MIXS_LINE:
 347                 ucontrol->value.enumerated.item[0] = 2;
 348                 break;
 349         default:
 350                 ucontrol->value.enumerated.item[0] = 0;
 351                 break;
 352         }
 353         return 0;
 354 }
 355
 356 static int snd_sb8mixer_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 357 {
 358         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 359         unsigned long flags;
 360         int change;
 361         unsigned char nval, oval;
 362
 363         if (ucontrol->value.enumerated.item[0] > 2)
 364                 return -EINVAL;
 365         switch (ucontrol->value.enumerated.item[0]) {
 366         case 1:
 367                 nval = SB_DSP_MIXS_CD;
 368                 break;
 369         case 2:
 370                 nval = SB_DSP_MIXS_LINE;
 371                 break;
 372         default:
 373                 nval = SB_DSP_MIXS_MIC;
 374         }
 375         nval <<= 1;
 376         spin_lock_irqsave(&sb->mixer_lock, flags);
 377         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
 378         nval |= oval & ~0x06;
 379         change = nval != oval;
 380         if (change)
 381                 snd_sbmixer_write(sb, SB_DSP_CAPTURE_SOURCE, nval);
 382         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 383         return change;
 384 }
 385
 386 /*
 387  * SB16 input switch
 388  */
 389
 390 static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 391 {
 392         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 393         uinfo->count = 4;
 394         uinfo->value.integer.min = 0;
 395         uinfo->value.integer.max = 1;
 396         return 0;
 397 }
 398
 399 static int snd_sb16mixer_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 400 {
 401         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 402         unsigned long flags;
 403         int reg1 = kcontrol->private_value & 0xff;
 404         int reg2 = (kcontrol->private_value >> 8) & 0xff;
 405         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
 406         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
 407         unsigned char val1, val2;
 408
 409         spin_lock_irqsave(&sb->mixer_lock, flags);
 410         val1 = snd_sbmixer_read(sb, reg1);
 411         val2 = snd_sbmixer_read(sb, reg2);
 412         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 413         ucontrol->value.integer.value[0] = (val1 >> left_shift) & 0x01;
 414         ucontrol->value.integer.value[1] = (val2 >> left_shift) & 0x01;
 415         ucontrol->value.integer.value[2] = (val1 >> right_shift) & 0x01;
 416         ucontrol->value.integer.value[3] = (val2 >> right_shift) & 0x01;
 417         return 0;
 418 }
 419
 420 static int snd_sb16mixer_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 421 {
 422         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 423         unsigned long flags;
 424         int reg1 = kcontrol->private_value & 0xff;
 425         int reg2 = (kcontrol->private_value >> 8) & 0xff;
 426         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
 427         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
 428         int change;
 429         unsigned char val1, val2, oval1, oval2;
 430
 431         spin_lock_irqsave(&sb->mixer_lock, flags);
 432         oval1 = snd_sbmixer_read(sb, reg1);
 433         oval2 = snd_sbmixer_read(sb, reg2);
 434         val1 = oval1 & ~((1 << left_shift) | (1 << right_shift));
 435         val2 = oval2 & ~((1 << left_shift) | (1 << right_shift));
 436         val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
 437         val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
 438         val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
 439         val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
 440         change = val1 != oval1 || val2 != oval2;
 441         if (change) {
 442                 snd_sbmixer_write(sb, reg1, val1);
 443                 snd_sbmixer_write(sb, reg2, val2);
 444         }
 445         spin_unlock_irqrestore(&sb->mixer_lock, flags);
 446         return change;
 447 }
 448
 449
 450 /*
 451  */
 452 /*
 453  */
 454 int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value)
 455 {
 456         static struct snd_kcontrol_new newctls[] = {
 457                 [SB_MIX_SINGLE] = {
 458                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 459                         .info = snd_sbmixer_info_single,
 460                         .get = snd_sbmixer_get_single,
 461                         .put = snd_sbmixer_put_single,
 462                 },
 463                 [SB_MIX_DOUBLE] = {
 464                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 465                         .info = snd_sbmixer_info_double,
 466                         .get = snd_sbmixer_get_double,
 467                         .put = snd_sbmixer_put_double,
 468                 },
 469                 [SB_MIX_INPUT_SW] = {
 470                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 471                         .info = snd_sb16mixer_info_input_sw,
 472                         .get = snd_sb16mixer_get_input_sw,
 473                         .put = snd_sb16mixer_put_input_sw,
 474                 },
 475                 [SB_MIX_CAPTURE_PRO] = {
 476                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 477                         .info = snd_sb8mixer_info_mux,
 478                         .get = snd_sb8mixer_get_mux,
 479                         .put = snd_sb8mixer_put_mux,
 480                 },
 481                 [SB_MIX_CAPTURE_DT019X] = {
 482                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 483                         .info = snd_dt019x_input_sw_info,
 484                         .get = snd_dt019x_input_sw_get,
 485                         .put = snd_dt019x_input_sw_put,
 486                 },
 487                 [SB_MIX_MONO_CAPTURE_ALS4K] = {
 488                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 489                         .info = snd_als4k_mono_capture_route_info,
 490                         .get = snd_als4k_mono_capture_route_get,
 491                         .put = snd_als4k_mono_capture_route_put,
 492                 },
 493         };
 494         struct snd_kcontrol *ctl;
 495         int err;
 496
 497         ctl = snd_ctl_new1(&newctls[type], chip);
 498         if (! ctl)
 499                 return -ENOMEM;
 500         strlcpy(ctl->id.name, name, sizeof(ctl->id.name));
 501         ctl->id.index = index;
 502         ctl->private_value = value;
 503         if ((err = snd_ctl_add(chip->card, ctl)) < 0)
 504                 return err;
 505         return 0;
 506 }
 507
 508 /*
 509  * SB 2.0 specific mixer elements
 510  */
 511
 512 static struct sbmix_elem snd_sb20_controls[] = {
 513         SB_SINGLE("Master Playback Volume", SB_DSP20_MASTER_DEV, 1, 7),
 514         SB_SINGLE("PCM Playback Volume", SB_DSP20_PCM_DEV, 1, 3),
 515         SB_SINGLE("Synth Playback Volume", SB_DSP20_FM_DEV, 1, 7),
 516         SB_SINGLE("CD Playback Volume", SB_DSP20_CD_DEV, 1, 7)
 517 };
 518
 519 static unsigned char snd_sb20_init_values[][2] = {
 520         { SB_DSP20_MASTER_DEV, 0 },
 521         { SB_DSP20_FM_DEV, 0 },
 522 };
 523
 524 /*
 525  * SB Pro specific mixer elements
 526  */
 527 static struct sbmix_elem snd_sbpro_controls[] = {
 528         SB_DOUBLE("Master Playback Volume",
 529                   SB_DSP_MASTER_DEV, SB_DSP_MASTER_DEV, 5, 1, 7),
 530         SB_DOUBLE("PCM Playback Volume",
 531                   SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7),
 532         SB_SINGLE("PCM Playback Filter", SB_DSP_PLAYBACK_FILT, 5, 1),
 533         SB_DOUBLE("Synth Playback Volume",
 534                   SB_DSP_FM_DEV, SB_DSP_FM_DEV, 5, 1, 7),
 535         SB_DOUBLE("CD Playback Volume", SB_DSP_CD_DEV, SB_DSP_CD_DEV, 5, 1, 7),
 536         SB_DOUBLE("Line Playback Volume",
 537                   SB_DSP_LINE_DEV, SB_DSP_LINE_DEV, 5, 1, 7),
 538         SB_SINGLE("Mic Playback Volume", SB_DSP_MIC_DEV, 1, 3),
 539         {
 540                 .name = "Capture Source",
 541                 .type = SB_MIX_CAPTURE_PRO
 542         },
 543         SB_SINGLE("Capture Filter", SB_DSP_CAPTURE_FILT, 5, 1),
 544         SB_SINGLE("Capture Low-Pass Filter", SB_DSP_CAPTURE_FILT, 3, 1)
 545 };
 546
 547 static unsigned char snd_sbpro_init_values[][2] = {
 548         { SB_DSP_MASTER_DEV, 0 },
 549         { SB_DSP_PCM_DEV, 0 },
 550         { SB_DSP_FM_DEV, 0 },
 551 };
 552
 553 /*
 554  * SB16 specific mixer elements
 555  */
 556 static struct sbmix_elem snd_sb16_controls[] = {
 557         SB_DOUBLE("Master Playback Volume",
 558                   SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31),
 559         SB_DOUBLE("PCM Playback Volume",
 560                   SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31),
 561         SB16_INPUT_SW("Synth Capture Route",
 562                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 6, 5),
 563         SB_DOUBLE("Synth Playback Volume",
 564                   SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31),
 565         SB16_INPUT_SW("CD Capture Route",
 566                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 2, 1),
 567         SB_DOUBLE("CD Playback Switch",
 568                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
 569         SB_DOUBLE("CD Playback Volume",
 570                   SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31),
 571         SB16_INPUT_SW("Mic Capture Route",
 572                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0),
 573         SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
 574         SB_SINGLE("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31),
 575         SB_SINGLE("Beep Volume", SB_DSP4_SPEAKER_DEV, 6, 3),
 576         SB_DOUBLE("Capture Volume",
 577                   SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3),
 578         SB_DOUBLE("Playback Volume",
 579                   SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3),
 580         SB16_INPUT_SW("Line Capture Route",
 581                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 4, 3),
 582         SB_DOUBLE("Line Playback Switch",
 583                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
 584         SB_DOUBLE("Line Playback Volume",
 585                   SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31),
 586         SB_SINGLE("Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1),
 587         SB_SINGLE("3D Enhancement Switch", SB_DSP4_3DSE, 0, 1),
 588         SB_DOUBLE("Tone Control - Bass",
 589                   SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15),
 590         SB_DOUBLE("Tone Control - Treble",
 591                   SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15)
 592 };
 593
 594 static unsigned char snd_sb16_init_values[][2] = {
 595         { SB_DSP4_MASTER_DEV + 0, 0 },
 596         { SB_DSP4_MASTER_DEV + 1, 0 },
 597         { SB_DSP4_PCM_DEV + 0, 0 },
 598         { SB_DSP4_PCM_DEV + 1, 0 },
 599         { SB_DSP4_SYNTH_DEV + 0, 0 },
 600         { SB_DSP4_SYNTH_DEV + 1, 0 },
 601         { SB_DSP4_INPUT_LEFT, 0 },
 602         { SB_DSP4_INPUT_RIGHT, 0 },
 603         { SB_DSP4_OUTPUT_SW, 0 },
 604         { SB_DSP4_SPEAKER_DEV, 0 },
 605 };
 606
 607 /*
 608  * DT019x specific mixer elements
 609  */
 610 static struct sbmix_elem snd_dt019x_controls[] = {
 611         /* ALS4000 below has some parts which we might be lacking,
 612          * e.g. snd_als4000_ctl_mono_playback_switch - check it! */
 613         SB_DOUBLE("Master Playback Volume",
 614                   SB_DT019X_MASTER_DEV, SB_DT019X_MASTER_DEV, 4, 0, 15),
 615         SB_DOUBLE("PCM Playback Switch",
 616                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
 617         SB_DOUBLE("PCM Playback Volume",
 618                   SB_DT019X_PCM_DEV, SB_DT019X_PCM_DEV, 4, 0, 15),
 619         SB_DOUBLE("Synth Playback Switch",
 620                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
 621         SB_DOUBLE("Synth Playback Volume",
 622                   SB_DT019X_SYNTH_DEV, SB_DT019X_SYNTH_DEV, 4, 0, 15),
 623         SB_DOUBLE("CD Playback Switch",
 624                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
 625         SB_DOUBLE("CD Playback Volume",
 626                   SB_DT019X_CD_DEV, SB_DT019X_CD_DEV, 4, 0, 15),
 627         SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
 628         SB_SINGLE("Mic Playback Volume", SB_DT019X_MIC_DEV, 4, 7),
 629         SB_SINGLE("Beep Volume", SB_DT019X_SPKR_DEV, 0,  7),
 630         SB_DOUBLE("Line Playback Switch",
 631                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
 632         SB_DOUBLE("Line Playback Volume",
 633                   SB_DT019X_LINE_DEV, SB_DT019X_LINE_DEV, 4, 0, 15),
 634         {
 635                 .name = "Capture Source",
 636                 .type = SB_MIX_CAPTURE_DT019X
 637         }
 638 };
 639
 640 static unsigned char snd_dt019x_init_values[][2] = {
 641         { SB_DT019X_MASTER_DEV, 0 },
 642         { SB_DT019X_PCM_DEV, 0 },
 643         { SB_DT019X_SYNTH_DEV, 0 },
 644         { SB_DT019X_CD_DEV, 0 },
 645         { SB_DT019X_MIC_DEV, 0 },       /* Includes PC-speaker in high nibble */
 646         { SB_DT019X_LINE_DEV, 0 },
 647         { SB_DSP4_OUTPUT_SW, 0 },
 648         { SB_DT019X_OUTPUT_SW2, 0 },
 649         { SB_DT019X_CAPTURE_SW, 0x06 },
 650 };
 651
 652 /*
 653  * ALS4000 specific mixer elements
 654  */
 655 static struct sbmix_elem snd_als4000_controls[] = {
 656         SB_DOUBLE("PCM Playback Switch",
 657                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
 658         SB_DOUBLE("Synth Playback Switch",
 659                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
 660         SB_SINGLE("Mic Boost (+20dB)", SB_ALS4000_MIC_IN_GAIN, 0, 0x03),
 661         SB_SINGLE("Master Mono Playback Switch", SB_ALS4000_MONO_IO_CTRL, 5, 1),
 662         {
 663                 .name = "Master Mono Capture Route",
 664                 .type = SB_MIX_MONO_CAPTURE_ALS4K
 665         },
 666         SB_SINGLE("Mono Playback Switch", SB_DT019X_OUTPUT_SW2, 0, 1),
 667         SB_SINGLE("Analog Loopback Switch", SB_ALS4000_MIC_IN_GAIN, 7, 0x01),
 668         SB_SINGLE("3D Control - Switch", SB_ALS4000_3D_SND_FX, 6, 0x01),
 669         SB_SINGLE("Digital Loopback Switch",
 670                   SB_ALS4000_CR3_CONFIGURATION, 7, 0x01),
 671         /* FIXME: functionality of 3D controls might be swapped, I didn't find
 672          * a description of how to identify what is supposed to be what */
 673         SB_SINGLE("3D Control - Level", SB_ALS4000_3D_SND_FX, 0, 0x07),
 674         /* FIXME: maybe there's actually some standard 3D ctrl name for it?? */
 675         SB_SINGLE("3D Control - Freq", SB_ALS4000_3D_SND_FX, 4, 0x03),
 676         /* FIXME: ALS4000a.pdf mentions BBD (Bucket Brigade Device) time delay,
 677          * but what ALSA 3D attribute is that actually? "Center", "Depth",
 678          * "Wide" or "Space" or even "Level"? Assuming "Wide" for now... */
 679         SB_SINGLE("3D Control - Wide", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f),
 680         SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01),
 681         SB_SINGLE("Master Playback 8kHz / 20kHz LPF Switch",
 682                   SB_ALS4000_FMDAC, 5, 0x01),
 683 #ifdef NOT_AVAILABLE
 684         SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01),
 685         SB_SINGLE("QSound Mode", SB_ALS4000_QSOUND, 1, 0x1f),
 686 #endif
 687 };
 688
 689 static unsigned char snd_als4000_init_values[][2] = {
 690         { SB_DSP4_MASTER_DEV + 0, 0 },
 691         { SB_DSP4_MASTER_DEV + 1, 0 },
 692         { SB_DSP4_PCM_DEV + 0, 0 },
 693         { SB_DSP4_PCM_DEV + 1, 0 },
 694         { SB_DSP4_SYNTH_DEV + 0, 0 },
 695         { SB_DSP4_SYNTH_DEV + 1, 0 },
 696         { SB_DSP4_SPEAKER_DEV, 0 },
 697         { SB_DSP4_OUTPUT_SW, 0 },
 698         { SB_DSP4_INPUT_LEFT, 0 },
 699         { SB_DSP4_INPUT_RIGHT, 0 },
 700         { SB_DT019X_OUTPUT_SW2, 0 },
 701         { SB_ALS4000_MIC_IN_GAIN, 0 },
 702 };
 703
 704 /*
 705  */
 706 static int snd_sbmixer_init(struct snd_sb *chip,
 707                             struct sbmix_elem *controls,
 708                             int controls_count,
 709                             unsigned char map[][2],
 710                             int map_count,
 711                             char *name)
 712 {
 713         unsigned long flags;
 714         struct snd_card *card = chip->card;
 715         int idx, err;
 716
 717         /* mixer reset */
 718         spin_lock_irqsave(&chip->mixer_lock, flags);
 719         snd_sbmixer_write(chip, 0x00, 0x00);
 720         spin_unlock_irqrestore(&chip->mixer_lock, flags);
 721
 722         /* mute and zero volume channels */
 723         for (idx = 0; idx < map_count; idx++) {
 724                 spin_lock_irqsave(&chip->mixer_lock, flags);
 725                 snd_sbmixer_write(chip, map[idx][0], map[idx][1]);
 726                 spin_unlock_irqrestore(&chip->mixer_lock, flags);
 727         }
 728
 729         for (idx = 0; idx < controls_count; idx++) {
 730                 err = snd_sbmixer_add_ctl_elem(chip, &controls[idx]);
 731                 if (err < 0)
 732                         return err;
 733         }
 734         snd_component_add(card, name);
 735         strcpy(card->mixername, name);
 736         return 0;
 737 }
 738
 739 int snd_sbmixer_new(struct snd_sb *chip)
 740 {
 741         struct snd_card *card;
 742         int err;
 743
 744         if (snd_BUG_ON(!chip || !chip->card))
 745                 return -EINVAL;
 746
 747         card = chip->card;
 748
 749         switch (chip->hardware) {
 750         case SB_HW_10:
 751                 return 0; /* no mixer chip on SB1.x */
 752         case SB_HW_20:
 753         case SB_HW_201:
 754                 if ((err = snd_sbmixer_init(chip,
 755                                             snd_sb20_controls,
 756                                             ARRAY_SIZE(snd_sb20_controls),
 757                                             snd_sb20_init_values,
 758                                             ARRAY_SIZE(snd_sb20_init_values),
 759                                             "CTL1335")) < 0)
 760                         return err;
 761                 break;
 762         case SB_HW_PRO:
 763         case SB_HW_JAZZ16:
 764                 if ((err = snd_sbmixer_init(chip,
 765                                             snd_sbpro_controls,
 766                                             ARRAY_SIZE(snd_sbpro_controls),
 767                                             snd_sbpro_init_values,
 768                                             ARRAY_SIZE(snd_sbpro_init_values),
 769                                             "CTL1345")) < 0)
 770                         return err;
 771                 break;
 772         case SB_HW_16:
 773         case SB_HW_ALS100:
 774         case SB_HW_CS5530:
 775                 if ((err = snd_sbmixer_init(chip,
 776                                             snd_sb16_controls,
 777                                             ARRAY_SIZE(snd_sb16_controls),
 778                                             snd_sb16_init_values,
 779                                             ARRAY_SIZE(snd_sb16_init_values),
 780                                             "CTL1745")) < 0)
 781                         return err;
 782                 break;
 783         case SB_HW_ALS4000:
 784                 /* use only the first 16 controls from SB16 */
 785                 err = snd_sbmixer_init(chip,
 786                                         snd_sb16_controls,
 787                                         16,
 788                                         snd_sb16_init_values,
 789                                         ARRAY_SIZE(snd_sb16_init_values),
 790                                         "ALS4000");
 791                 if (err < 0)
 792                         return err;
 793                 if ((err = snd_sbmixer_init(chip,
 794                                             snd_als4000_controls,
 795                                             ARRAY_SIZE(snd_als4000_controls),
 796                                             snd_als4000_init_values,
 797                                             ARRAY_SIZE(snd_als4000_init_values),
 798                                             "ALS4000")) < 0)
 799                         return err;
 800                 break;
 801         case SB_HW_DT019X:
 802                 err = snd_sbmixer_init(chip,
 803                                        snd_dt019x_controls,
 804                                        ARRAY_SIZE(snd_dt019x_controls),
 805                                        snd_dt019x_init_values,
 806                                        ARRAY_SIZE(snd_dt019x_init_values),
 807                                        "DT019X");
 808                 if (err < 0)
 809                         return err;
 810                 break;
 811         default:
 812                 strcpy(card->mixername, "???");
 813         }
 814         return 0;
 815 }
 816
 817 #ifdef CONFIG_PM
 818 static unsigned char sb20_saved_regs[] = {
 819         SB_DSP20_MASTER_DEV,
 820         SB_DSP20_PCM_DEV,
 821         SB_DSP20_FM_DEV,
 822         SB_DSP20_CD_DEV,
 823 };
 824
 825 static unsigned char sbpro_saved_regs[] = {
 826         SB_DSP_MASTER_DEV,
 827         SB_DSP_PCM_DEV,
 828         SB_DSP_PLAYBACK_FILT,
 829         SB_DSP_FM_DEV,
 830         SB_DSP_CD_DEV,
 831         SB_DSP_LINE_DEV,
 832         SB_DSP_MIC_DEV,
 833         SB_DSP_CAPTURE_SOURCE,
 834         SB_DSP_CAPTURE_FILT,
 835 };
 836
 837 static unsigned char sb16_saved_regs[] = {
 838         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
 839         SB_DSP4_3DSE,
 840         SB_DSP4_BASS_DEV, SB_DSP4_BASS_DEV + 1,
 841         SB_DSP4_TREBLE_DEV, SB_DSP4_TREBLE_DEV + 1,
 842         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
 843         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
 844         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
 845         SB_DSP4_OUTPUT_SW,
 846         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
 847         SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
 848         SB_DSP4_MIC_DEV,
 849         SB_DSP4_SPEAKER_DEV,
 850         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
 851         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
 852         SB_DSP4_MIC_AGC
 853 };
 854
 855 static unsigned char dt019x_saved_regs[] = {
 856         SB_DT019X_MASTER_DEV,
 857         SB_DT019X_PCM_DEV,
 858         SB_DT019X_SYNTH_DEV,
 859         SB_DT019X_CD_DEV,
 860         SB_DT019X_MIC_DEV,
 861         SB_DT019X_SPKR_DEV,
 862         SB_DT019X_LINE_DEV,
 863         SB_DSP4_OUTPUT_SW,
 864         SB_DT019X_OUTPUT_SW2,
 865         SB_DT019X_CAPTURE_SW,
 866 };
 867
 868 static unsigned char als4000_saved_regs[] = {
 869         /* please verify in dsheet whether regs to be added
 870            are actually real H/W or just dummy */
 871         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
 872         SB_DSP4_OUTPUT_SW,
 873         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
 874         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
 875         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
 876         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
 877         SB_DSP4_MIC_DEV,
 878         SB_DSP4_SPEAKER_DEV,
 879         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
 880         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
 881         SB_DT019X_OUTPUT_SW2,
 882         SB_ALS4000_MONO_IO_CTRL,
 883         SB_ALS4000_MIC_IN_GAIN,
 884         SB_ALS4000_FMDAC,
 885         SB_ALS4000_3D_SND_FX,
 886         SB_ALS4000_3D_TIME_DELAY,
 887         SB_ALS4000_CR3_CONFIGURATION,
 888 };
 889
 890 static void save_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
 891 {
 892         unsigned char *val = chip->saved_regs;
 893         if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
 894                 return;
 895         for (; num_regs; num_regs--)
 896                 *val++ = snd_sbmixer_read(chip, *regs++);
 897 }
 898
 899 static void restore_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
 900 {
 901         unsigned char *val = chip->saved_regs;
 902         if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
 903                 return;
 904         for (; num_regs; num_regs--)
 905                 snd_sbmixer_write(chip, *regs++, *val++);
 906 }
 907
 908 void snd_sbmixer_suspend(struct snd_sb *chip)
 909 {
 910         switch (chip->hardware) {
 911         case SB_HW_20:
 912         case SB_HW_201:
 913                 save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
 914                 break;
 915         case SB_HW_PRO:
 916         case SB_HW_JAZZ16:
 917                 save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
 918                 break;
 919         case SB_HW_16:
 920         case SB_HW_ALS100:
 921         case SB_HW_CS5530:
 922                 save_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
 923                 break;
 924         case SB_HW_ALS4000:
 925                 save_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
 926                 break;
 927         case SB_HW_DT019X:
 928                 save_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
 929                 break;
 930         default:
 931                 break;
 932         }
 933 }
 934
 935 void snd_sbmixer_resume(struct snd_sb *chip)
 936 {
 937         switch (chip->hardware) {
 938         case SB_HW_20:
 939         case SB_HW_201:
 940                 restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
 941                 break;
 942         case SB_HW_PRO:
 943         case SB_HW_JAZZ16:
 944                 restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
 945                 break;
 946         case SB_HW_16:
 947         case SB_HW_ALS100:
 948         case SB_HW_CS5530:
 949                 restore_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
 950                 break;
 951         case SB_HW_ALS4000:
 952                 restore_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
 953                 break;
 954         case SB_HW_DT019X:
 955                 restore_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
 956                 break;
 957         default:
 958                 break;
 959         }
 960 }
 961 #endif