git.oblomov.eu Git - linux-2.6/blob - sound/pci/emu10k1/emumixer.c

   1 /*
   2  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>,
   3  *                   Takashi Iwai <tiwai@suse.de>
   4  *                   Creative Labs, Inc.
   5  *  Routines for control of EMU10K1 chips / mixer routines
   6  *  Multichannel PCM support Copyright (c) Lee Revell <rlrevell@joe-job.com>
   7  *
   8  *  BUGS:
   9  *    --
  10  *
  11  *  TODO:
  12  *    --
  13  *
  14  *   This program is free software; you can redistribute it and/or modify
  15  *   it under the terms of the GNU General Public License as published by
  16  *   the Free Software Foundation; either version 2 of the License, or
  17  *   (at your option) any later version.
  18  *
  19  *   This program is distributed in the hope that it will be useful,
  20  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  *   GNU General Public License for more details.
  23  *
  24  *   You should have received a copy of the GNU General Public License
  25  *   along with this program; if not, write to the Free Software
  26  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  27  *
  28  */
  29
  30 #include <sound/driver.h>
  31 #include <linux/time.h>
  32 #include <linux/init.h>
  33 #include <sound/core.h>
  34 #include <sound/emu10k1.h>
  35
  36 #define AC97_ID_STAC9758        0x83847658
  37
  38 static int snd_emu10k1_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
  39 {
  40         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
  41         uinfo->count = 1;
  42         return 0;
  43 }
  44
  45 static int snd_emu10k1_spdif_get(struct snd_kcontrol *kcontrol,
  46                                  struct snd_ctl_elem_value *ucontrol)
  47 {
  48         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
  49         unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
  50         unsigned long flags;
  51
  52         spin_lock_irqsave(&emu->reg_lock, flags);
  53         ucontrol->value.iec958.status[0] = (emu->spdif_bits[idx] >> 0) & 0xff;
  54         ucontrol->value.iec958.status[1] = (emu->spdif_bits[idx] >> 8) & 0xff;
  55         ucontrol->value.iec958.status[2] = (emu->spdif_bits[idx] >> 16) & 0xff;
  56         ucontrol->value.iec958.status[3] = (emu->spdif_bits[idx] >> 24) & 0xff;
  57         spin_unlock_irqrestore(&emu->reg_lock, flags);
  58         return 0;
  59 }
  60
  61 static int snd_emu10k1_spdif_get_mask(struct snd_kcontrol *kcontrol,
  62                                       struct snd_ctl_elem_value *ucontrol)
  63 {
  64         ucontrol->value.iec958.status[0] = 0xff;
  65         ucontrol->value.iec958.status[1] = 0xff;
  66         ucontrol->value.iec958.status[2] = 0xff;
  67         ucontrol->value.iec958.status[3] = 0xff;
  68         return 0;
  69 }
  70
  71 #if 0
  72 static int snd_audigy_spdif_output_rate_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
  73 {
  74         static char *texts[] = {"44100", "48000", "96000"};
  75
  76         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
  77         uinfo->count = 1;
  78         uinfo->value.enumerated.items = 3;
  79         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
  80                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
  81         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
  82         return 0;
  83 }
  84
  85 static int snd_audigy_spdif_output_rate_get(struct snd_kcontrol *kcontrol,
  86                                  struct snd_ctl_elem_value *ucontrol)
  87 {
  88         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
  89         unsigned int tmp;
  90         unsigned long flags;
  91
  92
  93         spin_lock_irqsave(&emu->reg_lock, flags);
  94         tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
  95         switch (tmp & A_SPDIF_RATE_MASK) {
  96         case A_SPDIF_44100:
  97                 ucontrol->value.enumerated.item[0] = 0;
  98                 break;
  99         case A_SPDIF_48000:
 100                 ucontrol->value.enumerated.item[0] = 1;
 101                 break;
 102         case A_SPDIF_96000:
 103                 ucontrol->value.enumerated.item[0] = 2;
 104                 break;
 105         default:
 106                 ucontrol->value.enumerated.item[0] = 1;
 107         }
 108         spin_unlock_irqrestore(&emu->reg_lock, flags);
 109         return 0;
 110 }
 111
 112 static int snd_audigy_spdif_output_rate_put(struct snd_kcontrol *kcontrol,
 113                                  struct snd_ctl_elem_value *ucontrol)
 114 {
 115         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 116         int change;
 117         unsigned int reg, val, tmp;
 118         unsigned long flags;
 119
 120         switch(ucontrol->value.enumerated.item[0]) {
 121         case 0:
 122                 val = A_SPDIF_44100;
 123                 break;
 124         case 1:
 125                 val = A_SPDIF_48000;
 126                 break;
 127         case 2:
 128                 val = A_SPDIF_96000;
 129                 break;
 130         default:
 131                 val = A_SPDIF_48000;
 132                 break;
 133         }
 134
 135
 136         spin_lock_irqsave(&emu->reg_lock, flags);
 137         reg = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
 138         tmp = reg & ~A_SPDIF_RATE_MASK;
 139         tmp |= val;
 140         if ((change = (tmp != reg)))
 141                 snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, 0, tmp);
 142         spin_unlock_irqrestore(&emu->reg_lock, flags);
 143         return change;
 144 }
 145
 146 static struct snd_kcontrol_new snd_audigy_spdif_output_rate =
 147 {
 148         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE,
 149         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 150         .name =         "Audigy SPDIF Output Sample Rate",
 151         .count =        1,
 152         .info =         snd_audigy_spdif_output_rate_info,
 153         .get =          snd_audigy_spdif_output_rate_get,
 154         .put =          snd_audigy_spdif_output_rate_put
 155 };
 156 #endif
 157
 158 static int snd_emu10k1_spdif_put(struct snd_kcontrol *kcontrol,
 159                                  struct snd_ctl_elem_value *ucontrol)
 160 {
 161         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 162         unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 163         int change;
 164         unsigned int val;
 165         unsigned long flags;
 166
 167         val = (ucontrol->value.iec958.status[0] << 0) |
 168               (ucontrol->value.iec958.status[1] << 8) |
 169               (ucontrol->value.iec958.status[2] << 16) |
 170               (ucontrol->value.iec958.status[3] << 24);
 171         spin_lock_irqsave(&emu->reg_lock, flags);
 172         change = val != emu->spdif_bits[idx];
 173         if (change) {
 174                 snd_emu10k1_ptr_write(emu, SPCS0 + idx, 0, val);
 175                 emu->spdif_bits[idx] = val;
 176         }
 177         spin_unlock_irqrestore(&emu->reg_lock, flags);
 178         return change;
 179 }
 180
 181 static struct snd_kcontrol_new snd_emu10k1_spdif_mask_control =
 182 {
 183         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
 184         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 185         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
 186         .count =        4,
 187         .info =         snd_emu10k1_spdif_info,
 188         .get =          snd_emu10k1_spdif_get_mask
 189 };
 190
 191 static struct snd_kcontrol_new snd_emu10k1_spdif_control =
 192 {
 193         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 194         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
 195         .count =        4,
 196         .info =         snd_emu10k1_spdif_info,
 197         .get =          snd_emu10k1_spdif_get,
 198         .put =          snd_emu10k1_spdif_put
 199 };
 200
 201
 202 static void update_emu10k1_fxrt(struct snd_emu10k1 *emu, int voice, unsigned char *route)
 203 {
 204         if (emu->audigy) {
 205                 snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
 206                                       snd_emu10k1_compose_audigy_fxrt1(route));
 207                 snd_emu10k1_ptr_write(emu, A_FXRT2, voice,
 208                                       snd_emu10k1_compose_audigy_fxrt2(route));
 209         } else {
 210                 snd_emu10k1_ptr_write(emu, FXRT, voice,
 211                                       snd_emu10k1_compose_send_routing(route));
 212         }
 213 }
 214
 215 static void update_emu10k1_send_volume(struct snd_emu10k1 *emu, int voice, unsigned char *volume)
 216 {
 217         snd_emu10k1_ptr_write(emu, PTRX_FXSENDAMOUNT_A, voice, volume[0]);
 218         snd_emu10k1_ptr_write(emu, PTRX_FXSENDAMOUNT_B, voice, volume[1]);
 219         snd_emu10k1_ptr_write(emu, PSST_FXSENDAMOUNT_C, voice, volume[2]);
 220         snd_emu10k1_ptr_write(emu, DSL_FXSENDAMOUNT_D, voice, volume[3]);
 221         if (emu->audigy) {
 222                 unsigned int val = ((unsigned int)volume[4] << 24) |
 223                         ((unsigned int)volume[5] << 16) |
 224                         ((unsigned int)volume[6] << 8) |
 225                         (unsigned int)volume[7];
 226                 snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, voice, val);
 227         }
 228 }
 229
 230 /* PCM stream controls */
 231
 232 static int snd_emu10k1_send_routing_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 233 {
 234         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 235         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 236         uinfo->count = emu->audigy ? 3*8 : 3*4;
 237         uinfo->value.integer.min = 0;
 238         uinfo->value.integer.max = emu->audigy ? 0x3f : 0x0f;
 239         return 0;
 240 }
 241
 242 static int snd_emu10k1_send_routing_get(struct snd_kcontrol *kcontrol,
 243                                         struct snd_ctl_elem_value *ucontrol)
 244 {
 245         unsigned long flags;
 246         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 247         struct snd_emu10k1_pcm_mixer *mix =
 248                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 249         int voice, idx;
 250         int num_efx = emu->audigy ? 8 : 4;
 251         int mask = emu->audigy ? 0x3f : 0x0f;
 252
 253         spin_lock_irqsave(&emu->reg_lock, flags);
 254         for (voice = 0; voice < 3; voice++)
 255                 for (idx = 0; idx < num_efx; idx++)
 256                         ucontrol->value.integer.value[(voice * num_efx) + idx] =
 257                                 mix->send_routing[voice][idx] & mask;
 258         spin_unlock_irqrestore(&emu->reg_lock, flags);
 259         return 0;
 260 }
 261
 262 static int snd_emu10k1_send_routing_put(struct snd_kcontrol *kcontrol,
 263                                         struct snd_ctl_elem_value *ucontrol)
 264 {
 265         unsigned long flags;
 266         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 267         struct snd_emu10k1_pcm_mixer *mix =
 268                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 269         int change = 0, voice, idx, val;
 270         int num_efx = emu->audigy ? 8 : 4;
 271         int mask = emu->audigy ? 0x3f : 0x0f;
 272
 273         spin_lock_irqsave(&emu->reg_lock, flags);
 274         for (voice = 0; voice < 3; voice++)
 275                 for (idx = 0; idx < num_efx; idx++) {
 276                         val = ucontrol->value.integer.value[(voice * num_efx) + idx] & mask;
 277                         if (mix->send_routing[voice][idx] != val) {
 278                                 mix->send_routing[voice][idx] = val;
 279                                 change = 1;
 280                         }
 281                 }
 282         if (change && mix->epcm) {
 283                 if (mix->epcm->voices[0] && mix->epcm->voices[1]) {
 284                         update_emu10k1_fxrt(emu, mix->epcm->voices[0]->number,
 285                                             &mix->send_routing[1][0]);
 286                         update_emu10k1_fxrt(emu, mix->epcm->voices[1]->number,
 287                                             &mix->send_routing[2][0]);
 288                 } else if (mix->epcm->voices[0]) {
 289                         update_emu10k1_fxrt(emu, mix->epcm->voices[0]->number,
 290                                             &mix->send_routing[0][0]);
 291                 }
 292         }
 293         spin_unlock_irqrestore(&emu->reg_lock, flags);
 294         return change;
 295 }
 296
 297 static struct snd_kcontrol_new snd_emu10k1_send_routing_control =
 298 {
 299         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 300         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 301         .name =         "EMU10K1 PCM Send Routing",
 302         .count =        32,
 303         .info =         snd_emu10k1_send_routing_info,
 304         .get =          snd_emu10k1_send_routing_get,
 305         .put =          snd_emu10k1_send_routing_put
 306 };
 307
 308 static int snd_emu10k1_send_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 309 {
 310         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 311         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 312         uinfo->count = emu->audigy ? 3*8 : 3*4;
 313         uinfo->value.integer.min = 0;
 314         uinfo->value.integer.max = 255;
 315         return 0;
 316 }
 317
 318 static int snd_emu10k1_send_volume_get(struct snd_kcontrol *kcontrol,
 319                                        struct snd_ctl_elem_value *ucontrol)
 320 {
 321         unsigned long flags;
 322         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 323         struct snd_emu10k1_pcm_mixer *mix =
 324                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 325         int idx;
 326         int num_efx = emu->audigy ? 8 : 4;
 327
 328         spin_lock_irqsave(&emu->reg_lock, flags);
 329         for (idx = 0; idx < 3*num_efx; idx++)
 330                 ucontrol->value.integer.value[idx] = mix->send_volume[idx/num_efx][idx%num_efx];
 331         spin_unlock_irqrestore(&emu->reg_lock, flags);
 332         return 0;
 333 }
 334
 335 static int snd_emu10k1_send_volume_put(struct snd_kcontrol *kcontrol,
 336                                        struct snd_ctl_elem_value *ucontrol)
 337 {
 338         unsigned long flags;
 339         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 340         struct snd_emu10k1_pcm_mixer *mix =
 341                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 342         int change = 0, idx, val;
 343         int num_efx = emu->audigy ? 8 : 4;
 344
 345         spin_lock_irqsave(&emu->reg_lock, flags);
 346         for (idx = 0; idx < 3*num_efx; idx++) {
 347                 val = ucontrol->value.integer.value[idx] & 255;
 348                 if (mix->send_volume[idx/num_efx][idx%num_efx] != val) {
 349                         mix->send_volume[idx/num_efx][idx%num_efx] = val;
 350                         change = 1;
 351                 }
 352         }
 353         if (change && mix->epcm) {
 354                 if (mix->epcm->voices[0] && mix->epcm->voices[1]) {
 355                         update_emu10k1_send_volume(emu, mix->epcm->voices[0]->number,
 356                                                    &mix->send_volume[1][0]);
 357                         update_emu10k1_send_volume(emu, mix->epcm->voices[1]->number,
 358                                                    &mix->send_volume[2][0]);
 359                 } else if (mix->epcm->voices[0]) {
 360                         update_emu10k1_send_volume(emu, mix->epcm->voices[0]->number,
 361                                                    &mix->send_volume[0][0]);
 362                 }
 363         }
 364         spin_unlock_irqrestore(&emu->reg_lock, flags);
 365         return change;
 366 }
 367
 368 static struct snd_kcontrol_new snd_emu10k1_send_volume_control =
 369 {
 370         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 371         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 372         .name =         "EMU10K1 PCM Send Volume",
 373         .count =        32,
 374         .info =         snd_emu10k1_send_volume_info,
 375         .get =          snd_emu10k1_send_volume_get,
 376         .put =          snd_emu10k1_send_volume_put
 377 };
 378
 379 static int snd_emu10k1_attn_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 380 {
 381         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 382         uinfo->count = 3;
 383         uinfo->value.integer.min = 0;
 384         uinfo->value.integer.max = 0xffff;
 385         return 0;
 386 }
 387
 388 static int snd_emu10k1_attn_get(struct snd_kcontrol *kcontrol,
 389                                 struct snd_ctl_elem_value *ucontrol)
 390 {
 391         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 392         struct snd_emu10k1_pcm_mixer *mix =
 393                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 394         unsigned long flags;
 395         int idx;
 396
 397         spin_lock_irqsave(&emu->reg_lock, flags);
 398         for (idx = 0; idx < 3; idx++)
 399                 ucontrol->value.integer.value[idx] = mix->attn[idx];
 400         spin_unlock_irqrestore(&emu->reg_lock, flags);
 401         return 0;
 402 }
 403
 404 static int snd_emu10k1_attn_put(struct snd_kcontrol *kcontrol,
 405                                 struct snd_ctl_elem_value *ucontrol)
 406 {
 407         unsigned long flags;
 408         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 409         struct snd_emu10k1_pcm_mixer *mix =
 410                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 411         int change = 0, idx, val;
 412
 413         spin_lock_irqsave(&emu->reg_lock, flags);
 414         for (idx = 0; idx < 3; idx++) {
 415                 val = ucontrol->value.integer.value[idx] & 0xffff;
 416                 if (mix->attn[idx] != val) {
 417                         mix->attn[idx] = val;
 418                         change = 1;
 419                 }
 420         }
 421         if (change && mix->epcm) {
 422                 if (mix->epcm->voices[0] && mix->epcm->voices[1]) {
 423                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[0]->number, mix->attn[1]);
 424                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[1]->number, mix->attn[2]);
 425                 } else if (mix->epcm->voices[0]) {
 426                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[0]->number, mix->attn[0]);
 427                 }
 428         }
 429         spin_unlock_irqrestore(&emu->reg_lock, flags);
 430         return change;
 431 }
 432
 433 static struct snd_kcontrol_new snd_emu10k1_attn_control =
 434 {
 435         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 436         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 437         .name =         "EMU10K1 PCM Volume",
 438         .count =        32,
 439         .info =         snd_emu10k1_attn_info,
 440         .get =          snd_emu10k1_attn_get,
 441         .put =          snd_emu10k1_attn_put
 442 };
 443
 444 /* Mutichannel PCM stream controls */
 445
 446 static int snd_emu10k1_efx_send_routing_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 447 {
 448         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 449         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 450         uinfo->count = emu->audigy ? 8 : 4;
 451         uinfo->value.integer.min = 0;
 452         uinfo->value.integer.max = emu->audigy ? 0x3f : 0x0f;
 453         return 0;
 454 }
 455
 456 static int snd_emu10k1_efx_send_routing_get(struct snd_kcontrol *kcontrol,
 457                                         struct snd_ctl_elem_value *ucontrol)
 458 {
 459         unsigned long flags;
 460         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 461         struct snd_emu10k1_pcm_mixer *mix =
 462                 &emu->efx_pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 463         int idx;
 464         int num_efx = emu->audigy ? 8 : 4;
 465         int mask = emu->audigy ? 0x3f : 0x0f;
 466
 467         spin_lock_irqsave(&emu->reg_lock, flags);
 468         for (idx = 0; idx < num_efx; idx++)
 469                 ucontrol->value.integer.value[idx] =
 470                         mix->send_routing[0][idx] & mask;
 471         spin_unlock_irqrestore(&emu->reg_lock, flags);
 472         return 0;
 473 }
 474
 475 static int snd_emu10k1_efx_send_routing_put(struct snd_kcontrol *kcontrol,
 476                                         struct snd_ctl_elem_value *ucontrol)
 477 {
 478         unsigned long flags;
 479         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 480         int ch = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 481         struct snd_emu10k1_pcm_mixer *mix = &emu->efx_pcm_mixer[ch];
 482         int change = 0, idx, val;
 483         int num_efx = emu->audigy ? 8 : 4;
 484         int mask = emu->audigy ? 0x3f : 0x0f;
 485
 486         spin_lock_irqsave(&emu->reg_lock, flags);
 487         for (idx = 0; idx < num_efx; idx++) {
 488                 val = ucontrol->value.integer.value[idx] & mask;
 489                 if (mix->send_routing[0][idx] != val) {
 490                         mix->send_routing[0][idx] = val;
 491                         change = 1;
 492                 }
 493         }
 494
 495         if (change && mix->epcm) {
 496                 if (mix->epcm->voices[ch]) {
 497                         update_emu10k1_fxrt(emu, mix->epcm->voices[ch]->number,
 498                                         &mix->send_routing[0][0]);
 499                 }
 500         }
 501         spin_unlock_irqrestore(&emu->reg_lock, flags);
 502         return change;
 503 }
 504
 505 static struct snd_kcontrol_new snd_emu10k1_efx_send_routing_control =
 506 {
 507         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 508         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 509         .name =         "Multichannel PCM Send Routing",
 510         .count =        16,
 511         .info =         snd_emu10k1_efx_send_routing_info,
 512         .get =          snd_emu10k1_efx_send_routing_get,
 513         .put =          snd_emu10k1_efx_send_routing_put
 514 };
 515
 516 static int snd_emu10k1_efx_send_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 517 {
 518         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 519         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 520         uinfo->count = emu->audigy ? 8 : 4;
 521         uinfo->value.integer.min = 0;
 522         uinfo->value.integer.max = 255;
 523         return 0;
 524 }
 525
 526 static int snd_emu10k1_efx_send_volume_get(struct snd_kcontrol *kcontrol,
 527                                        struct snd_ctl_elem_value *ucontrol)
 528 {
 529         unsigned long flags;
 530         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 531         struct snd_emu10k1_pcm_mixer *mix =
 532                 &emu->efx_pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 533         int idx;
 534         int num_efx = emu->audigy ? 8 : 4;
 535
 536         spin_lock_irqsave(&emu->reg_lock, flags);
 537         for (idx = 0; idx < num_efx; idx++)
 538                 ucontrol->value.integer.value[idx] = mix->send_volume[0][idx];
 539         spin_unlock_irqrestore(&emu->reg_lock, flags);
 540         return 0;
 541 }
 542
 543 static int snd_emu10k1_efx_send_volume_put(struct snd_kcontrol *kcontrol,
 544                                        struct snd_ctl_elem_value *ucontrol)
 545 {
 546         unsigned long flags;
 547         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 548         int ch = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 549         struct snd_emu10k1_pcm_mixer *mix = &emu->efx_pcm_mixer[ch];
 550         int change = 0, idx, val;
 551         int num_efx = emu->audigy ? 8 : 4;
 552
 553         spin_lock_irqsave(&emu->reg_lock, flags);
 554         for (idx = 0; idx < num_efx; idx++) {
 555                 val = ucontrol->value.integer.value[idx] & 255;
 556                 if (mix->send_volume[0][idx] != val) {
 557                         mix->send_volume[0][idx] = val;
 558                         change = 1;
 559                 }
 560         }
 561         if (change && mix->epcm) {
 562                 if (mix->epcm->voices[ch]) {
 563                         update_emu10k1_send_volume(emu, mix->epcm->voices[ch]->number,
 564                                                    &mix->send_volume[0][0]);
 565                 }
 566         }
 567         spin_unlock_irqrestore(&emu->reg_lock, flags);
 568         return change;
 569 }
 570
 571
 572 static struct snd_kcontrol_new snd_emu10k1_efx_send_volume_control =
 573 {
 574         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 575         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 576         .name =         "Multichannel PCM Send Volume",
 577         .count =        16,
 578         .info =         snd_emu10k1_efx_send_volume_info,
 579         .get =          snd_emu10k1_efx_send_volume_get,
 580         .put =          snd_emu10k1_efx_send_volume_put
 581 };
 582
 583 static int snd_emu10k1_efx_attn_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 584 {
 585         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 586         uinfo->count = 1;
 587         uinfo->value.integer.min = 0;
 588         uinfo->value.integer.max = 0xffff;
 589         return 0;
 590 }
 591
 592 static int snd_emu10k1_efx_attn_get(struct snd_kcontrol *kcontrol,
 593                                 struct snd_ctl_elem_value *ucontrol)
 594 {
 595         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 596         struct snd_emu10k1_pcm_mixer *mix =
 597                 &emu->efx_pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
 598         unsigned long flags;
 599
 600         spin_lock_irqsave(&emu->reg_lock, flags);
 601         ucontrol->value.integer.value[0] = mix->attn[0];
 602         spin_unlock_irqrestore(&emu->reg_lock, flags);
 603         return 0;
 604 }
 605
 606 static int snd_emu10k1_efx_attn_put(struct snd_kcontrol *kcontrol,
 607                                 struct snd_ctl_elem_value *ucontrol)
 608 {
 609         unsigned long flags;
 610         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 611         int ch = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 612         struct snd_emu10k1_pcm_mixer *mix = &emu->efx_pcm_mixer[ch];
 613         int change = 0, val;
 614
 615         spin_lock_irqsave(&emu->reg_lock, flags);
 616         val = ucontrol->value.integer.value[0] & 0xffff;
 617         if (mix->attn[0] != val) {
 618                 mix->attn[0] = val;
 619                 change = 1;
 620         }
 621         if (change && mix->epcm) {
 622                 if (mix->epcm->voices[ch]) {
 623                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[ch]->number, mix->attn[0]);
 624                 }
 625         }
 626         spin_unlock_irqrestore(&emu->reg_lock, flags);
 627         return change;
 628 }
 629
 630 static struct snd_kcontrol_new snd_emu10k1_efx_attn_control =
 631 {
 632         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 633         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
 634         .name =         "Multichannel PCM Volume",
 635         .count =        16,
 636         .info =         snd_emu10k1_efx_attn_info,
 637         .get =          snd_emu10k1_efx_attn_get,
 638         .put =          snd_emu10k1_efx_attn_put
 639 };
 640
 641 static int snd_emu10k1_shared_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 642 {
 643         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 644         uinfo->count = 1;
 645         uinfo->value.integer.min = 0;
 646         uinfo->value.integer.max = 1;
 647         return 0;
 648 }
 649
 650 static int snd_emu10k1_shared_spdif_get(struct snd_kcontrol *kcontrol,
 651                                         struct snd_ctl_elem_value *ucontrol)
 652 {
 653         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 654
 655         if (emu->audigy)
 656                 ucontrol->value.integer.value[0] = inl(emu->port + A_IOCFG) & A_IOCFG_GPOUT0 ? 1 : 0;
 657         else
 658                 ucontrol->value.integer.value[0] = inl(emu->port + HCFG) & HCFG_GPOUT0 ? 1 : 0;
 659         return 0;
 660 }
 661
 662 static int snd_emu10k1_shared_spdif_put(struct snd_kcontrol *kcontrol,
 663                                         struct snd_ctl_elem_value *ucontrol)
 664 {
 665         unsigned long flags;
 666         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
 667         unsigned int reg, val;
 668         int change = 0;
 669
 670         spin_lock_irqsave(&emu->reg_lock, flags);
 671         if (emu->audigy) {
 672                 reg = inl(emu->port + A_IOCFG);
 673                 val = ucontrol->value.integer.value[0] ? A_IOCFG_GPOUT0 : 0;
 674                 change = (reg & A_IOCFG_GPOUT0) != val;
 675                 if (change) {
 676                         reg &= ~A_IOCFG_GPOUT0;
 677                         reg |= val;
 678                         outl(reg | val, emu->port + A_IOCFG);
 679                 }
 680         }
 681         reg = inl(emu->port + HCFG);
 682         val = ucontrol->value.integer.value[0] ? HCFG_GPOUT0 : 0;
 683         change |= (reg & HCFG_GPOUT0) != val;
 684         if (change) {
 685                 reg &= ~HCFG_GPOUT0;
 686                 reg |= val;
 687                 outl(reg | val, emu->port + HCFG);
 688         }
 689         spin_unlock_irqrestore(&emu->reg_lock, flags);
 690         return change;
 691 }
 692
 693 static struct snd_kcontrol_new snd_emu10k1_shared_spdif __devinitdata =
 694 {
 695         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 696         .name =         "SB Live Analog/Digital Output Jack",
 697         .info =         snd_emu10k1_shared_spdif_info,
 698         .get =          snd_emu10k1_shared_spdif_get,
 699         .put =          snd_emu10k1_shared_spdif_put
 700 };
 701
 702 static struct snd_kcontrol_new snd_audigy_shared_spdif __devinitdata =
 703 {
 704         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 705         .name =         "Audigy Analog/Digital Output Jack",
 706         .info =         snd_emu10k1_shared_spdif_info,
 707         .get =          snd_emu10k1_shared_spdif_get,
 708         .put =          snd_emu10k1_shared_spdif_put
 709 };
 710
 711 /*
 712  */
 713 static void snd_emu10k1_mixer_free_ac97(struct snd_ac97 *ac97)
 714 {
 715         struct snd_emu10k1 *emu = ac97->private_data;
 716         emu->ac97 = NULL;
 717 }
 718
 719 /*
 720  */
 721 static int remove_ctl(struct snd_card *card, const char *name)
 722 {
 723         struct snd_ctl_elem_id id;
 724         memset(&id, 0, sizeof(id));
 725         strcpy(id.name, name);
 726         id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 727         return snd_ctl_remove_id(card, &id);
 728 }
 729
 730 static struct snd_kcontrol *ctl_find(struct snd_card *card, const char *name)
 731 {
 732         struct snd_ctl_elem_id sid;
 733         memset(&sid, 0, sizeof(sid));
 734         strcpy(sid.name, name);
 735         sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 736         return snd_ctl_find_id(card, &sid);
 737 }
 738
 739 static int rename_ctl(struct snd_card *card, const char *src, const char *dst)
 740 {
 741         struct snd_kcontrol *kctl = ctl_find(card, src);
 742         if (kctl) {
 743                 strcpy(kctl->id.name, dst);
 744                 return 0;
 745         }
 746         return -ENOENT;
 747 }
 748
 749 int __devinit snd_emu10k1_mixer(struct snd_emu10k1 *emu,
 750                                 int pcm_device, int multi_device)
 751 {
 752         int err, pcm;
 753         struct snd_kcontrol *kctl;
 754         struct snd_card *card = emu->card;
 755         char **c;
 756         static char *emu10k1_remove_ctls[] = {
 757                 /* no AC97 mono, surround, center/lfe */
 758                 "Master Mono Playback Switch",
 759                 "Master Mono Playback Volume",
 760                 "PCM Out Path & Mute",
 761                 "Mono Output Select",
 762                 "Surround Playback Switch",
 763                 "Surround Playback Volume",
 764                 "Center Playback Switch",
 765                 "Center Playback Volume",
 766                 "LFE Playback Switch",
 767                 "LFE Playback Volume",
 768                 NULL
 769         };
 770         static char *emu10k1_rename_ctls[] = {
 771                 "Surround Digital Playback Volume", "Surround Playback Volume",
 772                 "Center Digital Playback Volume", "Center Playback Volume",
 773                 "LFE Digital Playback Volume", "LFE Playback Volume",
 774                 NULL
 775         };
 776         static char *audigy_remove_ctls[] = {
 777                 /* Master/PCM controls on ac97 of Audigy has no effect */
 778                 "PCM Playback Switch",
 779                 "PCM Playback Volume",
 780                 "Master Mono Playback Switch",
 781                 "Master Mono Playback Volume",
 782                 "Master Playback Switch",
 783                 "Master Playback Volume",
 784                 "PCM Out Path & Mute",
 785                 "Mono Output Select",
 786                 /* remove unused AC97 capture controls */
 787                 "Capture Source",
 788                 "Capture Switch",
 789                 "Capture Volume",
 790                 "Mic Select",
 791                 "Video Playback Switch",
 792                 "Video Playback Volume",
 793                 "Mic Playback Switch",
 794                 "Mic Playback Volume",
 795                 NULL
 796         };
 797         static char *audigy_rename_ctls[] = {
 798                 /* use conventional names */
 799                 "Wave Playback Volume", "PCM Playback Volume",
 800                 /* "Wave Capture Volume", "PCM Capture Volume", */
 801                 "Wave Master Playback Volume", "Master Playback Volume",
 802                 "AMic Playback Volume", "Mic Playback Volume",
 803                 NULL
 804         };
 805
 806         if (emu->card_capabilities->ac97_chip) {
 807                 struct snd_ac97_bus *pbus;
 808                 struct snd_ac97_template ac97;
 809                 static struct snd_ac97_bus_ops ops = {
 810                         .write = snd_emu10k1_ac97_write,
 811                         .read = snd_emu10k1_ac97_read,
 812                 };
 813
 814                 if ((err = snd_ac97_bus(emu->card, 0, &ops, NULL, &pbus)) < 0)
 815                         return err;
 816                 pbus->no_vra = 1; /* we don't need VRA */
 817
 818                 memset(&ac97, 0, sizeof(ac97));
 819                 ac97.private_data = emu;
 820                 ac97.private_free = snd_emu10k1_mixer_free_ac97;
 821                 ac97.scaps = AC97_SCAP_NO_SPDIF;
 822                 if ((err = snd_ac97_mixer(pbus, &ac97, &emu->ac97)) < 0) {
 823                         if (emu->card_capabilities->ac97_chip == 1)
 824                                 return err;
 825                         snd_printd(KERN_INFO "emu10k1: AC97 is optional on this board\n");
 826                         snd_printd(KERN_INFO"          Proceeding without ac97 mixers...\n");
 827                         snd_device_free(emu->card, pbus);
 828                         goto no_ac97; /* FIXME: get rid of ugly gotos.. */
 829                 }
 830                 if (emu->audigy) {
 831                         /* set master volume to 0 dB */
 832                         snd_ac97_write(emu->ac97, AC97_MASTER, 0x0000);
 833                         /* set capture source to mic */
 834                         snd_ac97_write(emu->ac97, AC97_REC_SEL, 0x0000);
 835                         c = audigy_remove_ctls;
 836                 } else {
 837                         /*
 838                          * Credits for cards based on STAC9758:
 839                          *   James Courtier-Dutton <James@superbug.demon.co.uk>
 840                          *   Voluspa <voluspa@comhem.se>
 841                          */
 842                         if (emu->ac97->id == AC97_ID_STAC9758) {
 843                                 emu->rear_ac97 = 1;
 844                                 snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE|AC97SLOT_REAR_LEFT|AC97SLOT_REAR_RIGHT);
 845                         }
 846                         /* remove unused AC97 controls */
 847                         snd_ac97_write(emu->ac97, AC97_SURROUND_MASTER, 0x0202);
 848                         snd_ac97_write(emu->ac97, AC97_CENTER_LFE_MASTER, 0x0202);
 849                         c = emu10k1_remove_ctls;
 850                 }
 851                 for (; *c; c++)
 852                         remove_ctl(card, *c);
 853         } else {
 854         no_ac97:
 855                 if (emu->card_capabilities->ecard)
 856                         strcpy(emu->card->mixername, "EMU APS");
 857                 else if (emu->audigy)
 858                         strcpy(emu->card->mixername, "SB Audigy");
 859                 else
 860                         strcpy(emu->card->mixername, "Emu10k1");
 861         }
 862
 863         if (emu->audigy)
 864                 c = audigy_rename_ctls;
 865         else
 866                 c = emu10k1_rename_ctls;
 867         for (; *c; c += 2)
 868                 rename_ctl(card, c[0], c[1]);
 869         if (emu->card_capabilities->subsystem == 0x20071102) {  /* Audigy 4 Pro */
 870                 rename_ctl(card, "Line2 Capture Volume", "Line1/Mic Capture Volume");
 871                 rename_ctl(card, "Analog Mix Capture Volume", "Line2 Capture Volume");
 872                 rename_ctl(card, "Aux2 Capture Volume", "Line3 Capture Volume");
 873                 rename_ctl(card, "Mic Capture Volume", "Unknown1 Capture Volume");
 874                 remove_ctl(card, "Headphone Playback Switch");
 875                 remove_ctl(card, "Headphone Playback Volume");
 876                 remove_ctl(card, "3D Control - Center");
 877                 remove_ctl(card, "3D Control - Depth");
 878                 remove_ctl(card, "3D Control - Switch");
 879         }
 880         if ((kctl = emu->ctl_send_routing = snd_ctl_new1(&snd_emu10k1_send_routing_control, emu)) == NULL)
 881                 return -ENOMEM;
 882         kctl->id.device = pcm_device;
 883         if ((err = snd_ctl_add(card, kctl)))
 884                 return err;
 885         if ((kctl = emu->ctl_send_volume = snd_ctl_new1(&snd_emu10k1_send_volume_control, emu)) == NULL)
 886                 return -ENOMEM;
 887         kctl->id.device = pcm_device;
 888         if ((err = snd_ctl_add(card, kctl)))
 889                 return err;
 890         if ((kctl = emu->ctl_attn = snd_ctl_new1(&snd_emu10k1_attn_control, emu)) == NULL)
 891                 return -ENOMEM;
 892         kctl->id.device = pcm_device;
 893         if ((err = snd_ctl_add(card, kctl)))
 894                 return err;
 895
 896         if ((kctl = emu->ctl_efx_send_routing = snd_ctl_new1(&snd_emu10k1_efx_send_routing_control, emu)) == NULL)
 897                 return -ENOMEM;
 898         kctl->id.device = multi_device;
 899         if ((err = snd_ctl_add(card, kctl)))
 900                 return err;
 901
 902         if ((kctl = emu->ctl_efx_send_volume = snd_ctl_new1(&snd_emu10k1_efx_send_volume_control, emu)) == NULL)
 903                 return -ENOMEM;
 904         kctl->id.device = multi_device;
 905         if ((err = snd_ctl_add(card, kctl)))
 906                 return err;
 907
 908         if ((kctl = emu->ctl_efx_attn = snd_ctl_new1(&snd_emu10k1_efx_attn_control, emu)) == NULL)
 909                 return -ENOMEM;
 910         kctl->id.device = multi_device;
 911         if ((err = snd_ctl_add(card, kctl)))
 912                 return err;
 913
 914         /* initialize the routing and volume table for each pcm playback stream */
 915         for (pcm = 0; pcm < 32; pcm++) {
 916                 struct snd_emu10k1_pcm_mixer *mix;
 917                 int v;
 918
 919                 mix = &emu->pcm_mixer[pcm];
 920                 mix->epcm = NULL;
 921
 922                 for (v = 0; v < 4; v++)
 923                         mix->send_routing[0][v] =
 924                                 mix->send_routing[1][v] =
 925                                 mix->send_routing[2][v] = v;
 926
 927                 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
 928                 mix->send_volume[0][0] = mix->send_volume[0][1] =
 929                 mix->send_volume[1][0] = mix->send_volume[2][1] = 255;
 930
 931                 mix->attn[0] = mix->attn[1] = mix->attn[2] = 0xffff;
 932         }
 933
 934         /* initialize the routing and volume table for the multichannel playback stream */
 935         for (pcm = 0; pcm < NUM_EFX_PLAYBACK; pcm++) {
 936                 struct snd_emu10k1_pcm_mixer *mix;
 937                 int v;
 938
 939                 mix = &emu->efx_pcm_mixer[pcm];
 940                 mix->epcm = NULL;
 941
 942                 mix->send_routing[0][0] = pcm;
 943                 mix->send_routing[0][1] = (pcm == 0) ? 1 : 0;
 944                 for (v = 0; v < 2; v++)
 945                         mix->send_routing[0][2+v] = 13+v;
 946                 if (emu->audigy)
 947                         for (v = 0; v < 4; v++)
 948                                 mix->send_routing[0][4+v] = 60+v;
 949
 950                 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
 951                 mix->send_volume[0][0]  = 255;
 952
 953                 mix->attn[0] = 0xffff;
 954         }
 955
 956         if (! emu->card_capabilities->ecard) { /* FIXME: APS has these controls? */
 957                 /* sb live! and audigy */
 958                 if ((kctl = snd_ctl_new1(&snd_emu10k1_spdif_mask_control, emu)) == NULL)
 959                         return -ENOMEM;
 960                 if (!emu->audigy)
 961                         kctl->id.device = emu->pcm_efx->device;
 962                 if ((err = snd_ctl_add(card, kctl)))
 963                         return err;
 964                 if ((kctl = snd_ctl_new1(&snd_emu10k1_spdif_control, emu)) == NULL)
 965                         return -ENOMEM;
 966                 if (!emu->audigy)
 967                         kctl->id.device = emu->pcm_efx->device;
 968                 if ((err = snd_ctl_add(card, kctl)))
 969                         return err;
 970         }
 971
 972         if ( emu->card_capabilities->emu1212m) {
 973                 ;  /* Disable the snd_audigy_spdif_shared_spdif */
 974         } else if (emu->audigy) {
 975                 if ((kctl = snd_ctl_new1(&snd_audigy_shared_spdif, emu)) == NULL)
 976                         return -ENOMEM;
 977                 if ((err = snd_ctl_add(card, kctl)))
 978                         return err;
 979 #if 0
 980                 if ((kctl = snd_ctl_new1(&snd_audigy_spdif_output_rate, emu)) == NULL)
 981                         return -ENOMEM;
 982                 if ((err = snd_ctl_add(card, kctl)))
 983                         return err;
 984 #endif
 985         } else if (! emu->card_capabilities->ecard) {
 986                 /* sb live! */
 987                 if ((kctl = snd_ctl_new1(&snd_emu10k1_shared_spdif, emu)) == NULL)
 988                         return -ENOMEM;
 989                 if ((err = snd_ctl_add(card, kctl)))
 990                         return err;
 991         }
 992         if (emu->card_capabilities->ca0151_chip) { /* P16V */
 993                 if ((err = snd_p16v_mixer(emu)))
 994                         return err;
 995         }
 996
 997         return 0;
 998 }