sound/pci/ca0106/ca0106_mixer.c

   1 /*
   2  *  Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
   3  *  Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit
   4  *  Version: 0.0.18
   5  *
   6  *  FEATURES currently supported:
   7  *    See ca0106_main.c for features.
   8  *
   9  *  Changelog:
  10  *    Support interrupts per period.
  11  *    Removed noise from Center/LFE channel when in Analog mode.
  12  *    Rename and remove mixer controls.
  13  *  0.0.6
  14  *    Use separate card based DMA buffer for periods table list.
  15  *  0.0.7
  16  *    Change remove and rename ctrls into lists.
  17  *  0.0.8
  18  *    Try to fix capture sources.
  19  *  0.0.9
  20  *    Fix AC3 output.
  21  *    Enable S32_LE format support.
  22  *  0.0.10
  23  *    Enable playback 48000 and 96000 rates. (Rates other that these do not work, even with "plug:front".)
  24  *  0.0.11
  25  *    Add Model name recognition.
  26  *  0.0.12
  27  *    Correct interrupt timing. interrupt at end of period, instead of in the middle of a playback period.
  28  *    Remove redundent "voice" handling.
  29  *  0.0.13
  30  *    Single trigger call for multi channels.
  31  *  0.0.14
  32  *    Set limits based on what the sound card hardware can do.
  33  *    playback periods_min=2, periods_max=8
  34  *    capture hw constraints require period_size = n * 64 bytes.
  35  *    playback hw constraints require period_size = n * 64 bytes.
  36  *  0.0.15
  37  *    Separated ca0106.c into separate functional .c files.
  38  *  0.0.16
  39  *    Modified Copyright message.
  40  *  0.0.17
  41  *    Implement Mic and Line in Capture.
  42  *  0.0.18
  43  *    Add support for mute control on SB Live 24bit (cards w/ SPI DAC)
  44  *
  45  *  This code was initally based on code from ALSA's emu10k1x.c which is:
  46  *  Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
  47  *
  48  *   This program is free software; you can redistribute it and/or modify
  49  *   it under the terms of the GNU General Public License as published by
  50  *   the Free Software Foundation; either version 2 of the License, or
  51  *   (at your option) any later version.
  52  *
  53  *   This program is distributed in the hope that it will be useful,
  54  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  55  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  56  *   GNU General Public License for more details.
  57  *
  58  *   You should have received a copy of the GNU General Public License
  59  *   along with this program; if not, write to the Free Software
  60  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  61  *
  62  */
  63 #include <sound/driver.h>
  64 #include <linux/delay.h>
  65 #include <linux/init.h>
  66 #include <linux/interrupt.h>
  67 #include <linux/slab.h>
  68 #include <linux/moduleparam.h>
  69 #include <sound/core.h>
  70 #include <sound/initval.h>
  71 #include <sound/pcm.h>
  72 #include <sound/ac97_codec.h>
  73 #include <sound/info.h>
  74 #include <sound/tlv.h>
  75 #include <asm/io.h>
  76
  77 #include "ca0106.h"
  78
  79 static const DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale1, -5175, 25, 1);
  80 static const DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale2, -10350, 50, 1);
  81
  82 #define snd_ca0106_shared_spdif_info    snd_ctl_boolean_mono_info
  83
  84 static int snd_ca0106_shared_spdif_get(struct snd_kcontrol *kcontrol,
  85                                         struct snd_ctl_elem_value *ucontrol)
  86 {
  87         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
  88
  89         ucontrol->value.integer.value[0] = emu->spdif_enable;
  90         return 0;
  91 }
  92
  93 static int snd_ca0106_shared_spdif_put(struct snd_kcontrol *kcontrol,
  94                                         struct snd_ctl_elem_value *ucontrol)
  95 {
  96         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
  97         unsigned int val;
  98         int change = 0;
  99         u32 mask;
 100
 101         val = !!ucontrol->value.integer.value[0];
 102         change = (emu->spdif_enable != val);
 103         if (change) {
 104                 emu->spdif_enable = val;
 105                 if (val) {
 106                         /* Digital */
 107                         snd_ca0106_ptr_write(emu, SPDIF_SELECT1, 0, 0xf);
 108                         snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x0b000000);
 109                         snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0,
 110                                 snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) & ~0x1000);
 111                         mask = inl(emu->port + GPIO) & ~0x101;
 112                         outl(mask, emu->port + GPIO);
 113
 114                 } else {
 115                         /* Analog */
 116                         snd_ca0106_ptr_write(emu, SPDIF_SELECT1, 0, 0xf);
 117                         snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x000f0000);
 118                         snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0,
 119                                 snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) | 0x1000);
 120                         mask = inl(emu->port + GPIO) | 0x101;
 121                         outl(mask, emu->port + GPIO);
 122                 }
 123         }
 124         return change;
 125 }
 126
 127 static int snd_ca0106_capture_source_info(struct snd_kcontrol *kcontrol,
 128                                           struct snd_ctl_elem_info *uinfo)
 129 {
 130         static char *texts[6] = {
 131                 "IEC958 out", "i2s mixer out", "IEC958 in", "i2s in", "AC97 in", "SRC out"
 132         };
 133
 134         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 135         uinfo->count = 1;
 136         uinfo->value.enumerated.items = 6;
 137         if (uinfo->value.enumerated.item > 5)
 138                 uinfo->value.enumerated.item = 5;
 139         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 140         return 0;
 141 }
 142
 143 static int snd_ca0106_capture_source_get(struct snd_kcontrol *kcontrol,
 144                                         struct snd_ctl_elem_value *ucontrol)
 145 {
 146         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 147
 148         ucontrol->value.enumerated.item[0] = emu->capture_source;
 149         return 0;
 150 }
 151
 152 static int snd_ca0106_capture_source_put(struct snd_kcontrol *kcontrol,
 153                                         struct snd_ctl_elem_value *ucontrol)
 154 {
 155         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 156         unsigned int val;
 157         int change = 0;
 158         u32 mask;
 159         u32 source;
 160
 161         val = ucontrol->value.enumerated.item[0] ;
 162         if (val >= 6)
 163                 return -EINVAL;
 164         change = (emu->capture_source != val);
 165         if (change) {
 166                 emu->capture_source = val;
 167                 source = (val << 28) | (val << 24) | (val << 20) | (val << 16);
 168                 mask = snd_ca0106_ptr_read(emu, CAPTURE_SOURCE, 0) & 0xffff;
 169                 snd_ca0106_ptr_write(emu, CAPTURE_SOURCE, 0, source | mask);
 170         }
 171         return change;
 172 }
 173
 174 static int snd_ca0106_i2c_capture_source_info(struct snd_kcontrol *kcontrol,
 175                                           struct snd_ctl_elem_info *uinfo)
 176 {
 177         static char *texts[6] = {
 178                 "Phone", "Mic", "Line in", "Aux"
 179         };
 180
 181         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 182         uinfo->count = 1;
 183         uinfo->value.enumerated.items = 4;
 184         if (uinfo->value.enumerated.item > 3)
 185                 uinfo->value.enumerated.item = 3;
 186         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 187         return 0;
 188 }
 189
 190 static int snd_ca0106_i2c_capture_source_get(struct snd_kcontrol *kcontrol,
 191                                         struct snd_ctl_elem_value *ucontrol)
 192 {
 193         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 194
 195         ucontrol->value.enumerated.item[0] = emu->i2c_capture_source;
 196         return 0;
 197 }
 198
 199 static int snd_ca0106_i2c_capture_source_put(struct snd_kcontrol *kcontrol,
 200                                         struct snd_ctl_elem_value *ucontrol)
 201 {
 202         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 203         unsigned int source_id;
 204         unsigned int ngain, ogain;
 205         int change = 0;
 206         u32 source;
 207         /* If the capture source has changed,
 208          * update the capture volume from the cached value
 209          * for the particular source.
 210          */
 211         source_id = ucontrol->value.enumerated.item[0] ;
 212         if (source_id >= 4)
 213                 return -EINVAL;
 214         change = (emu->i2c_capture_source != source_id);
 215         if (change) {
 216                 snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */
 217                 ngain = emu->i2c_capture_volume[source_id][0]; /* Left */
 218                 ogain = emu->i2c_capture_volume[emu->i2c_capture_source][0]; /* Left */
 219                 if (ngain != ogain)
 220                         snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCL, ((ngain) & 0xff));
 221                 ngain = emu->i2c_capture_volume[source_id][1]; /* Left */
 222                 ogain = emu->i2c_capture_volume[emu->i2c_capture_source][1]; /* Left */
 223                 if (ngain != ogain)
 224                         snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCR, ((ngain) & 0xff));
 225                 source = 1 << source_id;
 226                 snd_ca0106_i2c_write(emu, ADC_MUX, source); /* Set source */
 227                 emu->i2c_capture_source = source_id;
 228         }
 229         return change;
 230 }
 231
 232 static int snd_ca0106_capture_line_in_side_out_info(struct snd_kcontrol *kcontrol,
 233                                                struct snd_ctl_elem_info *uinfo)
 234 {
 235         static char *texts[2] = { "Side out", "Line in" };
 236
 237         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 238         uinfo->count = 1;
 239         uinfo->value.enumerated.items = 2;
 240         if (uinfo->value.enumerated.item > 1)
 241                 uinfo->value.enumerated.item = 1;
 242         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 243         return 0;
 244 }
 245
 246 static int snd_ca0106_capture_mic_line_in_info(struct snd_kcontrol *kcontrol,
 247                                                struct snd_ctl_elem_info *uinfo)
 248 {
 249         static char *texts[2] = { "Line in", "Mic in" };
 250
 251         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 252         uinfo->count = 1;
 253         uinfo->value.enumerated.items = 2;
 254         if (uinfo->value.enumerated.item > 1)
 255                 uinfo->value.enumerated.item = 1;
 256         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 257         return 0;
 258 }
 259
 260 static int snd_ca0106_capture_mic_line_in_get(struct snd_kcontrol *kcontrol,
 261                                         struct snd_ctl_elem_value *ucontrol)
 262 {
 263         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 264
 265         ucontrol->value.enumerated.item[0] = emu->capture_mic_line_in;
 266         return 0;
 267 }
 268
 269 static int snd_ca0106_capture_mic_line_in_put(struct snd_kcontrol *kcontrol,
 270                                         struct snd_ctl_elem_value *ucontrol)
 271 {
 272         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 273         unsigned int val;
 274         int change = 0;
 275         u32 tmp;
 276
 277         val = ucontrol->value.enumerated.item[0] ;
 278         if (val > 1)
 279                 return -EINVAL;
 280         change = (emu->capture_mic_line_in != val);
 281         if (change) {
 282                 emu->capture_mic_line_in = val;
 283                 if (val) {
 284                         //snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */
 285                         tmp = inl(emu->port+GPIO) & ~0x400;
 286                         tmp = tmp | 0x400;
 287                         outl(tmp, emu->port+GPIO);
 288                         //snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_MIC);
 289                 } else {
 290                         //snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */
 291                         tmp = inl(emu->port+GPIO) & ~0x400;
 292                         outl(tmp, emu->port+GPIO);
 293                         //snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_LINEIN);
 294                 }
 295         }
 296         return change;
 297 }
 298
 299 static struct snd_kcontrol_new snd_ca0106_capture_mic_line_in __devinitdata =
 300 {
 301         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 302         .name =         "Shared Mic/Line in Capture Switch",
 303         .info =         snd_ca0106_capture_mic_line_in_info,
 304         .get =          snd_ca0106_capture_mic_line_in_get,
 305         .put =          snd_ca0106_capture_mic_line_in_put
 306 };
 307
 308 static struct snd_kcontrol_new snd_ca0106_capture_line_in_side_out __devinitdata =
 309 {
 310         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 311         .name =         "Shared Line in/Side out Capture Switch",
 312         .info =         snd_ca0106_capture_line_in_side_out_info,
 313         .get =          snd_ca0106_capture_mic_line_in_get,
 314         .put =          snd_ca0106_capture_mic_line_in_put
 315 };
 316
 317
 318 static int snd_ca0106_spdif_info(struct snd_kcontrol *kcontrol,
 319                                  struct snd_ctl_elem_info *uinfo)
 320 {
 321         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
 322         uinfo->count = 1;
 323         return 0;
 324 }
 325
 326 static int snd_ca0106_spdif_get(struct snd_kcontrol *kcontrol,
 327                                  struct snd_ctl_elem_value *ucontrol)
 328 {
 329         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 330         unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 331
 332         ucontrol->value.iec958.status[0] = (emu->spdif_bits[idx] >> 0) & 0xff;
 333         ucontrol->value.iec958.status[1] = (emu->spdif_bits[idx] >> 8) & 0xff;
 334         ucontrol->value.iec958.status[2] = (emu->spdif_bits[idx] >> 16) & 0xff;
 335         ucontrol->value.iec958.status[3] = (emu->spdif_bits[idx] >> 24) & 0xff;
 336         return 0;
 337 }
 338
 339 static int snd_ca0106_spdif_get_mask(struct snd_kcontrol *kcontrol,
 340                                       struct snd_ctl_elem_value *ucontrol)
 341 {
 342         ucontrol->value.iec958.status[0] = 0xff;
 343         ucontrol->value.iec958.status[1] = 0xff;
 344         ucontrol->value.iec958.status[2] = 0xff;
 345         ucontrol->value.iec958.status[3] = 0xff;
 346         return 0;
 347 }
 348
 349 static int snd_ca0106_spdif_put(struct snd_kcontrol *kcontrol,
 350                                  struct snd_ctl_elem_value *ucontrol)
 351 {
 352         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 353         unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 354         int change;
 355         unsigned int val;
 356
 357         val = (ucontrol->value.iec958.status[0] << 0) |
 358               (ucontrol->value.iec958.status[1] << 8) |
 359               (ucontrol->value.iec958.status[2] << 16) |
 360               (ucontrol->value.iec958.status[3] << 24);
 361         change = val != emu->spdif_bits[idx];
 362         if (change) {
 363                 snd_ca0106_ptr_write(emu, SPCS0 + idx, 0, val);
 364                 emu->spdif_bits[idx] = val;
 365         }
 366         return change;
 367 }
 368
 369 static int snd_ca0106_volume_info(struct snd_kcontrol *kcontrol,
 370                                   struct snd_ctl_elem_info *uinfo)
 371 {
 372         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 373         uinfo->count = 2;
 374         uinfo->value.integer.min = 0;
 375         uinfo->value.integer.max = 255;
 376         return 0;
 377 }
 378
 379 static int snd_ca0106_volume_get(struct snd_kcontrol *kcontrol,
 380                                  struct snd_ctl_elem_value *ucontrol)
 381 {
 382         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 383         unsigned int value;
 384         int channel_id, reg;
 385
 386         channel_id = (kcontrol->private_value >> 8) & 0xff;
 387         reg = kcontrol->private_value & 0xff;
 388
 389         value = snd_ca0106_ptr_read(emu, reg, channel_id);
 390         ucontrol->value.integer.value[0] = 0xff - ((value >> 24) & 0xff); /* Left */
 391         ucontrol->value.integer.value[1] = 0xff - ((value >> 16) & 0xff); /* Right */
 392         return 0;
 393 }
 394
 395 static int snd_ca0106_volume_put(struct snd_kcontrol *kcontrol,
 396                                  struct snd_ctl_elem_value *ucontrol)
 397 {
 398         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 399         unsigned int oval, nval;
 400         int channel_id, reg;
 401
 402         channel_id = (kcontrol->private_value >> 8) & 0xff;
 403         reg = kcontrol->private_value & 0xff;
 404
 405         oval = snd_ca0106_ptr_read(emu, reg, channel_id);
 406         nval = ((0xff - ucontrol->value.integer.value[0]) << 24) |
 407                 ((0xff - ucontrol->value.integer.value[1]) << 16);
 408         nval |= ((0xff - ucontrol->value.integer.value[0]) << 8) |
 409                 ((0xff - ucontrol->value.integer.value[1]) );
 410         if (oval == nval)
 411                 return 0;
 412         snd_ca0106_ptr_write(emu, reg, channel_id, nval);
 413         return 1;
 414 }
 415
 416 static int snd_ca0106_i2c_volume_info(struct snd_kcontrol *kcontrol,
 417                                   struct snd_ctl_elem_info *uinfo)
 418 {
 419         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 420         uinfo->count = 2;
 421         uinfo->value.integer.min = 0;
 422         uinfo->value.integer.max = 255;
 423         return 0;
 424 }
 425
 426 static int snd_ca0106_i2c_volume_get(struct snd_kcontrol *kcontrol,
 427                                  struct snd_ctl_elem_value *ucontrol)
 428 {
 429         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 430         int source_id;
 431
 432         source_id = kcontrol->private_value;
 433
 434         ucontrol->value.integer.value[0] = emu->i2c_capture_volume[source_id][0];
 435         ucontrol->value.integer.value[1] = emu->i2c_capture_volume[source_id][1];
 436         return 0;
 437 }
 438
 439 static int snd_ca0106_i2c_volume_put(struct snd_kcontrol *kcontrol,
 440                                  struct snd_ctl_elem_value *ucontrol)
 441 {
 442         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 443         unsigned int ogain;
 444         unsigned int ngain;
 445         int source_id;
 446         int change = 0;
 447
 448         source_id = kcontrol->private_value;
 449         ogain = emu->i2c_capture_volume[source_id][0]; /* Left */
 450         ngain = ucontrol->value.integer.value[0];
 451         if (ngain > 0xff)
 452                 return -EINVAL;
 453         if (ogain != ngain) {
 454                 if (emu->i2c_capture_source == source_id)
 455                         snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCL, ((ngain) & 0xff) );
 456                 emu->i2c_capture_volume[source_id][0] = ucontrol->value.integer.value[0];
 457                 change = 1;
 458         }
 459         ogain = emu->i2c_capture_volume[source_id][1]; /* Right */
 460         ngain = ucontrol->value.integer.value[1];
 461         if (ngain > 0xff)
 462                 return -EINVAL;
 463         if (ogain != ngain) {
 464                 if (emu->i2c_capture_source == source_id)
 465                         snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCR, ((ngain) & 0xff));
 466                 emu->i2c_capture_volume[source_id][1] = ucontrol->value.integer.value[1];
 467                 change = 1;
 468         }
 469
 470         return change;
 471 }
 472
 473 #define spi_mute_info   snd_ctl_boolean_mono_info
 474
 475 static int spi_mute_get(struct snd_kcontrol *kcontrol,
 476                         struct snd_ctl_elem_value *ucontrol)
 477 {
 478         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 479         unsigned int reg = kcontrol->private_value >> SPI_REG_SHIFT;
 480         unsigned int bit = kcontrol->private_value & SPI_REG_MASK;
 481
 482         ucontrol->value.integer.value[0] = !(emu->spi_dac_reg[reg] & bit);
 483         return 0;
 484 }
 485
 486 static int spi_mute_put(struct snd_kcontrol *kcontrol,
 487                         struct snd_ctl_elem_value *ucontrol)
 488 {
 489         struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
 490         unsigned int reg = kcontrol->private_value >> SPI_REG_SHIFT;
 491         unsigned int bit = kcontrol->private_value & SPI_REG_MASK;
 492         int ret;
 493
 494         ret = emu->spi_dac_reg[reg] & bit;
 495         if (ucontrol->value.integer.value[0]) {
 496                 if (!ret)       /* bit already cleared, do nothing */
 497                         return 0;
 498                 emu->spi_dac_reg[reg] &= ~bit;
 499         } else {
 500                 if (ret)        /* bit already set, do nothing */
 501                         return 0;
 502                 emu->spi_dac_reg[reg] |= bit;
 503         }
 504
 505         ret = snd_ca0106_spi_write(emu, emu->spi_dac_reg[reg]);
 506         return ret ? -EINVAL : 1;
 507 }
 508
 509 #define CA_VOLUME(xname,chid,reg) \
 510 {                                                               \
 511         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,     \
 512         .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |             \
 513                   SNDRV_CTL_ELEM_ACCESS_TLV_READ,               \
 514         .info =  snd_ca0106_volume_info,                        \
 515         .get =   snd_ca0106_volume_get,                         \
 516         .put =   snd_ca0106_volume_put,                         \
 517         .tlv = { .p = snd_ca0106_db_scale1 },                   \
 518         .private_value = ((chid) << 8) | (reg)                  \
 519 }
 520
 521 static struct snd_kcontrol_new snd_ca0106_volume_ctls[] __devinitdata = {
 522         CA_VOLUME("Analog Front Playback Volume",
 523                   CONTROL_FRONT_CHANNEL, PLAYBACK_VOLUME2),
 524         CA_VOLUME("Analog Rear Playback Volume",
 525                   CONTROL_REAR_CHANNEL, PLAYBACK_VOLUME2),
 526         CA_VOLUME("Analog Center/LFE Playback Volume",
 527                   CONTROL_CENTER_LFE_CHANNEL, PLAYBACK_VOLUME2),
 528         CA_VOLUME("Analog Side Playback Volume",
 529                   CONTROL_UNKNOWN_CHANNEL, PLAYBACK_VOLUME2),
 530
 531         CA_VOLUME("IEC958 Front Playback Volume",
 532                   CONTROL_FRONT_CHANNEL, PLAYBACK_VOLUME1),
 533         CA_VOLUME("IEC958 Rear Playback Volume",
 534                   CONTROL_REAR_CHANNEL, PLAYBACK_VOLUME1),
 535         CA_VOLUME("IEC958 Center/LFE Playback Volume",
 536                   CONTROL_CENTER_LFE_CHANNEL, PLAYBACK_VOLUME1),
 537         CA_VOLUME("IEC958 Unknown Playback Volume",
 538                   CONTROL_UNKNOWN_CHANNEL, PLAYBACK_VOLUME1),
 539
 540         CA_VOLUME("CAPTURE feedback Playback Volume",
 541                   1, CAPTURE_CONTROL),
 542
 543         {
 544                 .access =       SNDRV_CTL_ELEM_ACCESS_READ,
 545                 .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 546                 .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
 547                 .count =        4,
 548                 .info =         snd_ca0106_spdif_info,
 549                 .get =          snd_ca0106_spdif_get_mask
 550         },
 551         {
 552                 .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 553                 .name =         "IEC958 Playback Switch",
 554                 .info =         snd_ca0106_shared_spdif_info,
 555                 .get =          snd_ca0106_shared_spdif_get,
 556                 .put =          snd_ca0106_shared_spdif_put
 557         },
 558         {
 559                 .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 560                 .name =         "Digital Source Capture Enum",
 561                 .info =         snd_ca0106_capture_source_info,
 562                 .get =          snd_ca0106_capture_source_get,
 563                 .put =          snd_ca0106_capture_source_put
 564         },
 565         {
 566                 .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 567                 .name =         "Analog Source Capture Enum",
 568                 .info =         snd_ca0106_i2c_capture_source_info,
 569                 .get =          snd_ca0106_i2c_capture_source_get,
 570                 .put =          snd_ca0106_i2c_capture_source_put
 571         },
 572         {
 573                 .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 574                 .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
 575                 .count =        4,
 576                 .info =         snd_ca0106_spdif_info,
 577                 .get =          snd_ca0106_spdif_get,
 578                 .put =          snd_ca0106_spdif_put
 579         },
 580 };
 581
 582 #define I2C_VOLUME(xname,chid) \
 583 {                                                               \
 584         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,     \
 585         .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |             \
 586                   SNDRV_CTL_ELEM_ACCESS_TLV_READ,               \
 587         .info =  snd_ca0106_i2c_volume_info,                    \
 588         .get =   snd_ca0106_i2c_volume_get,                     \
 589         .put =   snd_ca0106_i2c_volume_put,                     \
 590         .tlv = { .p = snd_ca0106_db_scale2 },                   \
 591         .private_value = chid                                   \
 592 }
 593
 594 static struct snd_kcontrol_new snd_ca0106_volume_i2c_adc_ctls[] __devinitdata = {
 595         I2C_VOLUME("Phone Capture Volume", 0),
 596         I2C_VOLUME("Mic Capture Volume", 1),
 597         I2C_VOLUME("Line in Capture Volume", 2),
 598         I2C_VOLUME("Aux Capture Volume", 3),
 599 };
 600
 601 #define SPI_SWITCH(xname,reg,bit) \
 602 {                                                               \
 603         .iface  = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,    \
 604         .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,              \
 605         .info   = spi_mute_info,                                \
 606         .get    = spi_mute_get,                                 \
 607         .put    = spi_mute_put,                                 \
 608         .private_value = (reg<<SPI_REG_SHIFT) | (bit)           \
 609 }
 610
 611 static struct snd_kcontrol_new snd_ca0106_volume_spi_dac_ctls[]
 612 __devinitdata = {
 613         SPI_SWITCH("Analog Front Playback Switch",
 614                    SPI_DMUTE4_REG, SPI_DMUTE4_BIT),
 615         SPI_SWITCH("Analog Rear Playback Switch",
 616                    SPI_DMUTE0_REG, SPI_DMUTE0_BIT),
 617         SPI_SWITCH("Analog Center/LFE Playback Switch",
 618                    SPI_DMUTE2_REG, SPI_DMUTE2_BIT),
 619         SPI_SWITCH("Analog Side Playback Switch",
 620                    SPI_DMUTE1_REG, SPI_DMUTE1_BIT),
 621 };
 622
 623 static int __devinit remove_ctl(struct snd_card *card, const char *name)
 624 {
 625         struct snd_ctl_elem_id id;
 626         memset(&id, 0, sizeof(id));
 627         strcpy(id.name, name);
 628         id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 629         return snd_ctl_remove_id(card, &id);
 630 }
 631
 632 static struct snd_kcontrol __devinit *ctl_find(struct snd_card *card, const char *name)
 633 {
 634         struct snd_ctl_elem_id sid;
 635         memset(&sid, 0, sizeof(sid));
 636         /* FIXME: strcpy is bad. */
 637         strcpy(sid.name, name);
 638         sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 639         return snd_ctl_find_id(card, &sid);
 640 }
 641
 642 static int __devinit rename_ctl(struct snd_card *card, const char *src, const char *dst)
 643 {
 644         struct snd_kcontrol *kctl = ctl_find(card, src);
 645         if (kctl) {
 646                 strcpy(kctl->id.name, dst);
 647                 return 0;
 648         }
 649         return -ENOENT;
 650 }
 651
 652 #define ADD_CTLS(emu, ctls)                                             \
 653         do {                                                            \
 654                 int i, err;                                             \
 655                 for (i = 0; i < ARRAY_SIZE(ctls); i++) {                \
 656                         err = snd_ctl_add(card, snd_ctl_new1(&ctls[i], emu)); \
 657                         if (err < 0)                                    \
 658                                 return err;                             \
 659                 }                                                       \
 660         } while (0)
 661
 662 int __devinit snd_ca0106_mixer(struct snd_ca0106 *emu)
 663 {
 664         int err;
 665         struct snd_card *card = emu->card;
 666         char **c;
 667         static char *ca0106_remove_ctls[] = {
 668                 "Master Mono Playback Switch",
 669                 "Master Mono Playback Volume",
 670                 "3D Control - Switch",
 671                 "3D Control Sigmatel - Depth",
 672                 "PCM Playback Switch",
 673                 "PCM Playback Volume",
 674                 "CD Playback Switch",
 675                 "CD Playback Volume",
 676                 "Phone Playback Switch",
 677                 "Phone Playback Volume",
 678                 "Video Playback Switch",
 679                 "Video Playback Volume",
 680                 "PC Speaker Playback Switch",
 681                 "PC Speaker Playback Volume",
 682                 "Mono Output Select",
 683                 "Capture Source",
 684                 "Capture Switch",
 685                 "Capture Volume",
 686                 "External Amplifier",
 687                 "Sigmatel 4-Speaker Stereo Playback Switch",
 688                 "Sigmatel Surround Phase Inversion Playback ",
 689                 NULL
 690         };
 691         static char *ca0106_rename_ctls[] = {
 692                 "Master Playback Switch", "Capture Switch",
 693                 "Master Playback Volume", "Capture Volume",
 694                 "Line Playback Switch", "AC97 Line Capture Switch",
 695                 "Line Playback Volume", "AC97 Line Capture Volume",
 696                 "Aux Playback Switch", "AC97 Aux Capture Switch",
 697                 "Aux Playback Volume", "AC97 Aux Capture Volume",
 698                 "Mic Playback Switch", "AC97 Mic Capture Switch",
 699                 "Mic Playback Volume", "AC97 Mic Capture Volume",
 700                 "Mic Select", "AC97 Mic Select",
 701                 "Mic Boost (+20dB)", "AC97 Mic Boost (+20dB)",
 702                 NULL
 703         };
 704 #if 1
 705         for (c = ca0106_remove_ctls; *c; c++)
 706                 remove_ctl(card, *c);
 707         for (c = ca0106_rename_ctls; *c; c += 2)
 708                 rename_ctl(card, c[0], c[1]);
 709 #endif
 710
 711         ADD_CTLS(emu, snd_ca0106_volume_ctls);
 712         if (emu->details->i2c_adc == 1) {
 713                 ADD_CTLS(emu, snd_ca0106_volume_i2c_adc_ctls);
 714                 if (emu->details->gpio_type == 1)
 715                         err = snd_ctl_add(card, snd_ctl_new1(&snd_ca0106_capture_mic_line_in, emu));
 716                 else  /* gpio_type == 2 */
 717                         err = snd_ctl_add(card, snd_ctl_new1(&snd_ca0106_capture_line_in_side_out, emu));
 718                 if (err < 0)
 719                         return err;
 720         }
 721         if (emu->details->spi_dac == 1)
 722                 ADD_CTLS(emu, snd_ca0106_volume_spi_dac_ctls);
 723         return 0;
 724 }
 725