linux/sound/isa/sb/sb_mixer.c
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   1/*
   2 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   3 *  Routines for Sound Blaster mixer control
   4 *
   5 *
   6 *   This program is free software; you can redistribute it and/or modify
   7 *   it under the terms of the GNU General Public License as published by
   8 *   the Free Software Foundation; either version 2 of the License, or
   9 *   (at your option) any later version.
  10 *
  11 *   This program is distributed in the hope that it will be useful,
  12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *   GNU General Public License for more details.
  15 *
  16 *   You should have received a copy of the GNU General Public License
  17 *   along with this program; if not, write to the Free Software
  18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 *
  20 */
  21
  22#include <asm/io.h>
  23#include <linux/delay.h>
  24#include <linux/time.h>
  25#include <sound/core.h>
  26#include <sound/sb.h>
  27#include <sound/control.h>
  28
  29#undef IO_DEBUG
  30
  31void 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
  42unsigned 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
  60static 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
  71static 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
  87static 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
 112static 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
 123static 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
 143static 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
 183static int snd_dt019x_input_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 184{
 185        static const char *texts[5] = {
 186                "CD", "Mic", "Line", "Synth", "Master"
 187        };
 188
 189        uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 190        uinfo->count = 1;
 191        uinfo->value.enumerated.items = 5;
 192        if (uinfo->value.enumerated.item > 4)
 193                uinfo->value.enumerated.item = 4;
 194        strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 195        return 0;
 196}
 197
 198static int snd_dt019x_input_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 199{
 200        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 201        unsigned long flags;
 202        unsigned char oval;
 203        
 204        spin_lock_irqsave(&sb->mixer_lock, flags);
 205        oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
 206        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 207        switch (oval & 0x07) {
 208        case SB_DT019X_CAP_CD:
 209                ucontrol->value.enumerated.item[0] = 0;
 210                break;
 211        case SB_DT019X_CAP_MIC:
 212                ucontrol->value.enumerated.item[0] = 1;
 213                break;
 214        case SB_DT019X_CAP_LINE:
 215                ucontrol->value.enumerated.item[0] = 2;
 216                break;
 217        case SB_DT019X_CAP_MAIN:
 218                ucontrol->value.enumerated.item[0] = 4;
 219                break;
 220        /* To record the synth on these cards you must record the main.   */
 221        /* Thus SB_DT019X_CAP_SYNTH == SB_DT019X_CAP_MAIN and would cause */
 222        /* duplicate case labels if left uncommented. */
 223        /* case SB_DT019X_CAP_SYNTH:
 224         *      ucontrol->value.enumerated.item[0] = 3;
 225         *      break;
 226         */
 227        default:
 228                ucontrol->value.enumerated.item[0] = 4;
 229                break;
 230        }
 231        return 0;
 232}
 233
 234static int snd_dt019x_input_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 235{
 236        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 237        unsigned long flags;
 238        int change;
 239        unsigned char nval, oval;
 240        
 241        if (ucontrol->value.enumerated.item[0] > 4)
 242                return -EINVAL;
 243        switch (ucontrol->value.enumerated.item[0]) {
 244        case 0:
 245                nval = SB_DT019X_CAP_CD;
 246                break;
 247        case 1:
 248                nval = SB_DT019X_CAP_MIC;
 249                break;
 250        case 2:
 251                nval = SB_DT019X_CAP_LINE;
 252                break;
 253        case 3:
 254                nval = SB_DT019X_CAP_SYNTH;
 255                break;
 256        case 4:
 257                nval = SB_DT019X_CAP_MAIN;
 258                break;
 259        default:
 260                nval = SB_DT019X_CAP_MAIN;
 261        }
 262        spin_lock_irqsave(&sb->mixer_lock, flags);
 263        oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
 264        change = nval != oval;
 265        if (change)
 266                snd_sbmixer_write(sb, SB_DT019X_CAPTURE_SW, nval);
 267        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 268        return change;
 269}
 270
 271/*
 272 * ALS4000 mono recording control switch
 273 */
 274
 275static int snd_als4k_mono_capture_route_info(struct snd_kcontrol *kcontrol,
 276                                             struct snd_ctl_elem_info *uinfo)
 277{
 278        static const char *texts[3] = {
 279                "L chan only", "R chan only", "L ch/2 + R ch/2"
 280        };
 281
 282        uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 283        uinfo->count = 1;
 284        uinfo->value.enumerated.items = 3;
 285        if (uinfo->value.enumerated.item > 2)
 286                uinfo->value.enumerated.item = 2;
 287        strcpy(uinfo->value.enumerated.name,
 288               texts[uinfo->value.enumerated.item]);
 289        return 0;
 290}
 291
 292static int snd_als4k_mono_capture_route_get(struct snd_kcontrol *kcontrol,
 293                                struct snd_ctl_elem_value *ucontrol)
 294{
 295        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 296        unsigned long flags;
 297        unsigned char oval;
 298
 299        spin_lock_irqsave(&sb->mixer_lock, flags);
 300        oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
 301        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 302        oval >>= 6;
 303        if (oval > 2)
 304                oval = 2;
 305
 306        ucontrol->value.enumerated.item[0] = oval;
 307        return 0;
 308}
 309
 310static int snd_als4k_mono_capture_route_put(struct snd_kcontrol *kcontrol,
 311                                struct snd_ctl_elem_value *ucontrol)
 312{
 313        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 314        unsigned long flags;
 315        int change;
 316        unsigned char nval, oval;
 317
 318        if (ucontrol->value.enumerated.item[0] > 2)
 319                return -EINVAL;
 320        spin_lock_irqsave(&sb->mixer_lock, flags);
 321        oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
 322
 323        nval = (oval & ~(3 << 6))
 324             | (ucontrol->value.enumerated.item[0] << 6);
 325        change = nval != oval;
 326        if (change)
 327                snd_sbmixer_write(sb, SB_ALS4000_MONO_IO_CTRL, nval);
 328        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 329        return change;
 330}
 331
 332/*
 333 * SBPRO input multiplexer
 334 */
 335
 336static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 337{
 338        static const char *texts[3] = {
 339                "Mic", "CD", "Line"
 340        };
 341
 342        uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 343        uinfo->count = 1;
 344        uinfo->value.enumerated.items = 3;
 345        if (uinfo->value.enumerated.item > 2)
 346                uinfo->value.enumerated.item = 2;
 347        strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
 348        return 0;
 349}
 350
 351
 352static int snd_sb8mixer_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 353{
 354        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 355        unsigned long flags;
 356        unsigned char oval;
 357        
 358        spin_lock_irqsave(&sb->mixer_lock, flags);
 359        oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
 360        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 361        switch ((oval >> 0x01) & 0x03) {
 362        case SB_DSP_MIXS_CD:
 363                ucontrol->value.enumerated.item[0] = 1;
 364                break;
 365        case SB_DSP_MIXS_LINE:
 366                ucontrol->value.enumerated.item[0] = 2;
 367                break;
 368        default:
 369                ucontrol->value.enumerated.item[0] = 0;
 370                break;
 371        }
 372        return 0;
 373}
 374
 375static int snd_sb8mixer_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 376{
 377        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 378        unsigned long flags;
 379        int change;
 380        unsigned char nval, oval;
 381        
 382        if (ucontrol->value.enumerated.item[0] > 2)
 383                return -EINVAL;
 384        switch (ucontrol->value.enumerated.item[0]) {
 385        case 1:
 386                nval = SB_DSP_MIXS_CD;
 387                break;
 388        case 2:
 389                nval = SB_DSP_MIXS_LINE;
 390                break;
 391        default:
 392                nval = SB_DSP_MIXS_MIC;
 393        }
 394        nval <<= 1;
 395        spin_lock_irqsave(&sb->mixer_lock, flags);
 396        oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
 397        nval |= oval & ~0x06;
 398        change = nval != oval;
 399        if (change)
 400                snd_sbmixer_write(sb, SB_DSP_CAPTURE_SOURCE, nval);
 401        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 402        return change;
 403}
 404
 405/*
 406 * SB16 input switch
 407 */
 408
 409static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 410{
 411        uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 412        uinfo->count = 4;
 413        uinfo->value.integer.min = 0;
 414        uinfo->value.integer.max = 1;
 415        return 0;
 416}
 417
 418static int snd_sb16mixer_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 419{
 420        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 421        unsigned long flags;
 422        int reg1 = kcontrol->private_value & 0xff;
 423        int reg2 = (kcontrol->private_value >> 8) & 0xff;
 424        int left_shift = (kcontrol->private_value >> 16) & 0x0f;
 425        int right_shift = (kcontrol->private_value >> 24) & 0x0f;
 426        unsigned char val1, val2;
 427
 428        spin_lock_irqsave(&sb->mixer_lock, flags);
 429        val1 = snd_sbmixer_read(sb, reg1);
 430        val2 = snd_sbmixer_read(sb, reg2);
 431        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 432        ucontrol->value.integer.value[0] = (val1 >> left_shift) & 0x01;
 433        ucontrol->value.integer.value[1] = (val2 >> left_shift) & 0x01;
 434        ucontrol->value.integer.value[2] = (val1 >> right_shift) & 0x01;
 435        ucontrol->value.integer.value[3] = (val2 >> right_shift) & 0x01;
 436        return 0;
 437}                                                                                                                   
 438
 439static int snd_sb16mixer_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 440{
 441        struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
 442        unsigned long flags;
 443        int reg1 = kcontrol->private_value & 0xff;
 444        int reg2 = (kcontrol->private_value >> 8) & 0xff;
 445        int left_shift = (kcontrol->private_value >> 16) & 0x0f;
 446        int right_shift = (kcontrol->private_value >> 24) & 0x0f;
 447        int change;
 448        unsigned char val1, val2, oval1, oval2;
 449
 450        spin_lock_irqsave(&sb->mixer_lock, flags);
 451        oval1 = snd_sbmixer_read(sb, reg1);
 452        oval2 = snd_sbmixer_read(sb, reg2);
 453        val1 = oval1 & ~((1 << left_shift) | (1 << right_shift));
 454        val2 = oval2 & ~((1 << left_shift) | (1 << right_shift));
 455        val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
 456        val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
 457        val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
 458        val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
 459        change = val1 != oval1 || val2 != oval2;
 460        if (change) {
 461                snd_sbmixer_write(sb, reg1, val1);
 462                snd_sbmixer_write(sb, reg2, val2);
 463        }
 464        spin_unlock_irqrestore(&sb->mixer_lock, flags);
 465        return change;
 466}
 467
 468
 469/*
 470 */
 471/*
 472 */
 473int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value)
 474{
 475        static struct snd_kcontrol_new newctls[] = {
 476                [SB_MIX_SINGLE] = {
 477                        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 478                        .info = snd_sbmixer_info_single,
 479                        .get = snd_sbmixer_get_single,
 480                        .put = snd_sbmixer_put_single,
 481                },
 482                [SB_MIX_DOUBLE] = {
 483                        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 484                        .info = snd_sbmixer_info_double,
 485                        .get = snd_sbmixer_get_double,
 486                        .put = snd_sbmixer_put_double,
 487                },
 488                [SB_MIX_INPUT_SW] = {
 489                        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 490                        .info = snd_sb16mixer_info_input_sw,
 491                        .get = snd_sb16mixer_get_input_sw,
 492                        .put = snd_sb16mixer_put_input_sw,
 493                },
 494                [SB_MIX_CAPTURE_PRO] = {
 495                        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 496                        .info = snd_sb8mixer_info_mux,
 497                        .get = snd_sb8mixer_get_mux,
 498                        .put = snd_sb8mixer_put_mux,
 499                },
 500                [SB_MIX_CAPTURE_DT019X] = {
 501                        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 502                        .info = snd_dt019x_input_sw_info,
 503                        .get = snd_dt019x_input_sw_get,
 504                        .put = snd_dt019x_input_sw_put,
 505                },
 506                [SB_MIX_MONO_CAPTURE_ALS4K] = {
 507                        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 508                        .info = snd_als4k_mono_capture_route_info,
 509                        .get = snd_als4k_mono_capture_route_get,
 510                        .put = snd_als4k_mono_capture_route_put,
 511                },
 512        };
 513        struct snd_kcontrol *ctl;
 514        int err;
 515
 516        ctl = snd_ctl_new1(&newctls[type], chip);
 517        if (! ctl)
 518                return -ENOMEM;
 519        strlcpy(ctl->id.name, name, sizeof(ctl->id.name));
 520        ctl->id.index = index;
 521        ctl->private_value = value;
 522        if ((err = snd_ctl_add(chip->card, ctl)) < 0)
 523                return err;
 524        return 0;
 525}
 526
 527/*
 528 * SB 2.0 specific mixer elements
 529 */
 530
 531static struct sbmix_elem snd_sb20_controls[] = {
 532        SB_SINGLE("Master Playback Volume", SB_DSP20_MASTER_DEV, 1, 7),
 533        SB_SINGLE("PCM Playback Volume", SB_DSP20_PCM_DEV, 1, 3),
 534        SB_SINGLE("Synth Playback Volume", SB_DSP20_FM_DEV, 1, 7),
 535        SB_SINGLE("CD Playback Volume", SB_DSP20_CD_DEV, 1, 7)
 536};
 537
 538static unsigned char snd_sb20_init_values[][2] = {
 539        { SB_DSP20_MASTER_DEV, 0 },
 540        { SB_DSP20_FM_DEV, 0 },
 541};
 542
 543/*
 544 * SB Pro specific mixer elements
 545 */
 546static struct sbmix_elem snd_sbpro_controls[] = {
 547        SB_DOUBLE("Master Playback Volume",
 548                  SB_DSP_MASTER_DEV, SB_DSP_MASTER_DEV, 5, 1, 7),
 549        SB_DOUBLE("PCM Playback Volume",
 550                  SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7),
 551        SB_SINGLE("PCM Playback Filter", SB_DSP_PLAYBACK_FILT, 5, 1),
 552        SB_DOUBLE("Synth Playback Volume",
 553                  SB_DSP_FM_DEV, SB_DSP_FM_DEV, 5, 1, 7),
 554        SB_DOUBLE("CD Playback Volume", SB_DSP_CD_DEV, SB_DSP_CD_DEV, 5, 1, 7),
 555        SB_DOUBLE("Line Playback Volume",
 556                  SB_DSP_LINE_DEV, SB_DSP_LINE_DEV, 5, 1, 7),
 557        SB_SINGLE("Mic Playback Volume", SB_DSP_MIC_DEV, 1, 3),
 558        {
 559                .name = "Capture Source",
 560                .type = SB_MIX_CAPTURE_PRO
 561        },
 562        SB_SINGLE("Capture Filter", SB_DSP_CAPTURE_FILT, 5, 1),
 563        SB_SINGLE("Capture Low-Pass Filter", SB_DSP_CAPTURE_FILT, 3, 1)
 564};
 565
 566static unsigned char snd_sbpro_init_values[][2] = {
 567        { SB_DSP_MASTER_DEV, 0 },
 568        { SB_DSP_PCM_DEV, 0 },
 569        { SB_DSP_FM_DEV, 0 },
 570};
 571
 572/*
 573 * SB16 specific mixer elements
 574 */
 575static struct sbmix_elem snd_sb16_controls[] = {
 576        SB_DOUBLE("Master Playback Volume",
 577                  SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31),
 578        SB_DOUBLE("PCM Playback Volume",
 579                  SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31),
 580        SB16_INPUT_SW("Synth Capture Route",
 581                      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 6, 5),
 582        SB_DOUBLE("Synth Playback Volume",
 583                  SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31),
 584        SB16_INPUT_SW("CD Capture Route",
 585                      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 2, 1),
 586        SB_DOUBLE("CD Playback Switch",
 587                  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
 588        SB_DOUBLE("CD Playback Volume",
 589                  SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31),
 590        SB16_INPUT_SW("Mic Capture Route",
 591                      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0),
 592        SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
 593        SB_SINGLE("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31),
 594        SB_SINGLE("Beep Volume", SB_DSP4_SPEAKER_DEV, 6, 3),
 595        SB_DOUBLE("Capture Volume",
 596                  SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3),
 597        SB_DOUBLE("Playback Volume",
 598                  SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3),
 599        SB16_INPUT_SW("Line Capture Route",
 600                      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 4, 3),
 601        SB_DOUBLE("Line Playback Switch",
 602                  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
 603        SB_DOUBLE("Line Playback Volume",
 604                  SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31),
 605        SB_SINGLE("Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1),
 606        SB_SINGLE("3D Enhancement Switch", SB_DSP4_3DSE, 0, 1),
 607        SB_DOUBLE("Tone Control - Bass",
 608                  SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15),
 609        SB_DOUBLE("Tone Control - Treble",
 610                  SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15)
 611};
 612
 613static unsigned char snd_sb16_init_values[][2] = {
 614        { SB_DSP4_MASTER_DEV + 0, 0 },
 615        { SB_DSP4_MASTER_DEV + 1, 0 },
 616        { SB_DSP4_PCM_DEV + 0, 0 },
 617        { SB_DSP4_PCM_DEV + 1, 0 },
 618        { SB_DSP4_SYNTH_DEV + 0, 0 },
 619        { SB_DSP4_SYNTH_DEV + 1, 0 },
 620        { SB_DSP4_INPUT_LEFT, 0 },
 621        { SB_DSP4_INPUT_RIGHT, 0 },
 622        { SB_DSP4_OUTPUT_SW, 0 },
 623        { SB_DSP4_SPEAKER_DEV, 0 },
 624};
 625
 626/*
 627 * DT019x specific mixer elements
 628 */
 629static struct sbmix_elem snd_dt019x_controls[] = {
 630        /* ALS4000 below has some parts which we might be lacking,
 631         * e.g. snd_als4000_ctl_mono_playback_switch - check it! */
 632        SB_DOUBLE("Master Playback Volume",
 633                  SB_DT019X_MASTER_DEV, SB_DT019X_MASTER_DEV, 4, 0, 15),
 634        SB_DOUBLE("PCM Playback Switch",
 635                  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
 636        SB_DOUBLE("PCM Playback Volume",
 637                  SB_DT019X_PCM_DEV, SB_DT019X_PCM_DEV, 4, 0, 15),
 638        SB_DOUBLE("Synth Playback Switch",
 639                  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
 640        SB_DOUBLE("Synth Playback Volume",
 641                  SB_DT019X_SYNTH_DEV, SB_DT019X_SYNTH_DEV, 4, 0, 15),
 642        SB_DOUBLE("CD Playback Switch",
 643                  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
 644        SB_DOUBLE("CD Playback Volume",
 645                  SB_DT019X_CD_DEV, SB_DT019X_CD_DEV, 4, 0, 15),
 646        SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
 647        SB_SINGLE("Mic Playback Volume", SB_DT019X_MIC_DEV, 4, 7),
 648        SB_SINGLE("Beep Volume", SB_DT019X_SPKR_DEV, 0,  7),
 649        SB_DOUBLE("Line Playback Switch",
 650                  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
 651        SB_DOUBLE("Line Playback Volume",
 652                  SB_DT019X_LINE_DEV, SB_DT019X_LINE_DEV, 4, 0, 15),
 653        {
 654                .name = "Capture Source",
 655                .type = SB_MIX_CAPTURE_DT019X
 656        }
 657};
 658
 659static unsigned char snd_dt019x_init_values[][2] = {
 660        { SB_DT019X_MASTER_DEV, 0 },
 661        { SB_DT019X_PCM_DEV, 0 },
 662        { SB_DT019X_SYNTH_DEV, 0 },
 663        { SB_DT019X_CD_DEV, 0 },
 664        { SB_DT019X_MIC_DEV, 0 },       /* Includes PC-speaker in high nibble */
 665        { SB_DT019X_LINE_DEV, 0 },
 666        { SB_DSP4_OUTPUT_SW, 0 },
 667        { SB_DT019X_OUTPUT_SW2, 0 },
 668        { SB_DT019X_CAPTURE_SW, 0x06 },
 669};
 670
 671/*
 672 * ALS4000 specific mixer elements
 673 */
 674static struct sbmix_elem snd_als4000_controls[] = {
 675        SB_DOUBLE("PCM Playback Switch",
 676                  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
 677        SB_DOUBLE("Synth Playback Switch",
 678                  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
 679        SB_SINGLE("Mic Boost (+20dB)", SB_ALS4000_MIC_IN_GAIN, 0, 0x03),
 680        SB_SINGLE("Master Mono Playback Switch", SB_ALS4000_MONO_IO_CTRL, 5, 1),
 681        {
 682                .name = "Master Mono Capture Route",
 683                .type = SB_MIX_MONO_CAPTURE_ALS4K
 684        },
 685        SB_SINGLE("Mono Playback Switch", SB_DT019X_OUTPUT_SW2, 0, 1),
 686        SB_SINGLE("Analog Loopback Switch", SB_ALS4000_MIC_IN_GAIN, 7, 0x01),
 687        SB_SINGLE("3D Control - Switch", SB_ALS4000_3D_SND_FX, 6, 0x01),
 688        SB_SINGLE("Digital Loopback Switch",
 689                  SB_ALS4000_CR3_CONFIGURATION, 7, 0x01),
 690        /* FIXME: functionality of 3D controls might be swapped, I didn't find
 691         * a description of how to identify what is supposed to be what */
 692        SB_SINGLE("3D Control - Level", SB_ALS4000_3D_SND_FX, 0, 0x07),
 693        /* FIXME: maybe there's actually some standard 3D ctrl name for it?? */
 694        SB_SINGLE("3D Control - Freq", SB_ALS4000_3D_SND_FX, 4, 0x03),
 695        /* FIXME: ALS4000a.pdf mentions BBD (Bucket Brigade Device) time delay,
 696         * but what ALSA 3D attribute is that actually? "Center", "Depth",
 697         * "Wide" or "Space" or even "Level"? Assuming "Wide" for now... */
 698        SB_SINGLE("3D Control - Wide", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f),
 699        SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01),
 700        SB_SINGLE("Master Playback 8kHz / 20kHz LPF Switch",
 701                  SB_ALS4000_FMDAC, 5, 0x01),
 702#ifdef NOT_AVAILABLE
 703        SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01),
 704        SB_SINGLE("QSound Mode", SB_ALS4000_QSOUND, 1, 0x1f),
 705#endif
 706};
 707
 708static unsigned char snd_als4000_init_values[][2] = {
 709        { SB_DSP4_MASTER_DEV + 0, 0 },
 710        { SB_DSP4_MASTER_DEV + 1, 0 },
 711        { SB_DSP4_PCM_DEV + 0, 0 },
 712        { SB_DSP4_PCM_DEV + 1, 0 },
 713        { SB_DSP4_SYNTH_DEV + 0, 0 },
 714        { SB_DSP4_SYNTH_DEV + 1, 0 },
 715        { SB_DSP4_SPEAKER_DEV, 0 },
 716        { SB_DSP4_OUTPUT_SW, 0 },
 717        { SB_DSP4_INPUT_LEFT, 0 },
 718        { SB_DSP4_INPUT_RIGHT, 0 },
 719        { SB_DT019X_OUTPUT_SW2, 0 },
 720        { SB_ALS4000_MIC_IN_GAIN, 0 },
 721};
 722
 723/*
 724 */
 725static int snd_sbmixer_init(struct snd_sb *chip,
 726                            struct sbmix_elem *controls,
 727                            int controls_count,
 728                            unsigned char map[][2],
 729                            int map_count,
 730                            char *name)
 731{
 732        unsigned long flags;
 733        struct snd_card *card = chip->card;
 734        int idx, err;
 735
 736        /* mixer reset */
 737        spin_lock_irqsave(&chip->mixer_lock, flags);
 738        snd_sbmixer_write(chip, 0x00, 0x00);
 739        spin_unlock_irqrestore(&chip->mixer_lock, flags);
 740
 741        /* mute and zero volume channels */
 742        for (idx = 0; idx < map_count; idx++) {
 743                spin_lock_irqsave(&chip->mixer_lock, flags);
 744                snd_sbmixer_write(chip, map[idx][0], map[idx][1]);
 745                spin_unlock_irqrestore(&chip->mixer_lock, flags);
 746        }
 747
 748        for (idx = 0; idx < controls_count; idx++) {
 749                err = snd_sbmixer_add_ctl_elem(chip, &controls[idx]);
 750                if (err < 0)
 751                        return err;
 752        }
 753        snd_component_add(card, name);
 754        strcpy(card->mixername, name);
 755        return 0;
 756}
 757
 758int snd_sbmixer_new(struct snd_sb *chip)
 759{
 760        struct snd_card *card;
 761        int err;
 762
 763        if (snd_BUG_ON(!chip || !chip->card))
 764                return -EINVAL;
 765
 766        card = chip->card;
 767
 768        switch (chip->hardware) {
 769        case SB_HW_10:
 770                return 0; /* no mixer chip on SB1.x */
 771        case SB_HW_20:
 772        case SB_HW_201:
 773                if ((err = snd_sbmixer_init(chip,
 774                                            snd_sb20_controls,
 775                                            ARRAY_SIZE(snd_sb20_controls),
 776                                            snd_sb20_init_values,
 777                                            ARRAY_SIZE(snd_sb20_init_values),
 778                                            "CTL1335")) < 0)
 779                        return err;
 780                break;
 781        case SB_HW_PRO:
 782        case SB_HW_JAZZ16:
 783                if ((err = snd_sbmixer_init(chip,
 784                                            snd_sbpro_controls,
 785                                            ARRAY_SIZE(snd_sbpro_controls),
 786                                            snd_sbpro_init_values,
 787                                            ARRAY_SIZE(snd_sbpro_init_values),
 788                                            "CTL1345")) < 0)
 789                        return err;
 790                break;
 791        case SB_HW_16:
 792        case SB_HW_ALS100:
 793        case SB_HW_CS5530:
 794                if ((err = snd_sbmixer_init(chip,
 795                                            snd_sb16_controls,
 796                                            ARRAY_SIZE(snd_sb16_controls),
 797                                            snd_sb16_init_values,
 798                                            ARRAY_SIZE(snd_sb16_init_values),
 799                                            "CTL1745")) < 0)
 800                        return err;
 801                break;
 802        case SB_HW_ALS4000:
 803                /* use only the first 16 controls from SB16 */
 804                err = snd_sbmixer_init(chip,
 805                                        snd_sb16_controls,
 806                                        16,
 807                                        snd_sb16_init_values,
 808                                        ARRAY_SIZE(snd_sb16_init_values),
 809                                        "ALS4000");
 810                if (err < 0)
 811                        return err;
 812                if ((err = snd_sbmixer_init(chip,
 813                                            snd_als4000_controls,
 814                                            ARRAY_SIZE(snd_als4000_controls),
 815                                            snd_als4000_init_values,
 816                                            ARRAY_SIZE(snd_als4000_init_values),
 817                                            "ALS4000")) < 0)
 818                        return err;
 819                break;
 820        case SB_HW_DT019X:
 821                if ((err = snd_sbmixer_init(chip,
 822                                            snd_dt019x_controls,
 823                                            ARRAY_SIZE(snd_dt019x_controls),
 824                                            snd_dt019x_init_values,
 825                                            ARRAY_SIZE(snd_dt019x_init_values),
 826                                            "DT019X")) < 0)
 827                break;
 828        default:
 829                strcpy(card->mixername, "???");
 830        }
 831        return 0;
 832}
 833
 834#ifdef CONFIG_PM
 835static unsigned char sb20_saved_regs[] = {
 836        SB_DSP20_MASTER_DEV,
 837        SB_DSP20_PCM_DEV,
 838        SB_DSP20_FM_DEV,
 839        SB_DSP20_CD_DEV,
 840};
 841
 842static unsigned char sbpro_saved_regs[] = {
 843        SB_DSP_MASTER_DEV,
 844        SB_DSP_PCM_DEV,
 845        SB_DSP_PLAYBACK_FILT,
 846        SB_DSP_FM_DEV,
 847        SB_DSP_CD_DEV,
 848        SB_DSP_LINE_DEV,
 849        SB_DSP_MIC_DEV,
 850        SB_DSP_CAPTURE_SOURCE,
 851        SB_DSP_CAPTURE_FILT,
 852};
 853
 854static unsigned char sb16_saved_regs[] = {
 855        SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
 856        SB_DSP4_3DSE,
 857        SB_DSP4_BASS_DEV, SB_DSP4_BASS_DEV + 1,
 858        SB_DSP4_TREBLE_DEV, SB_DSP4_TREBLE_DEV + 1,
 859        SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
 860        SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
 861        SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
 862        SB_DSP4_OUTPUT_SW,
 863        SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
 864        SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
 865        SB_DSP4_MIC_DEV,
 866        SB_DSP4_SPEAKER_DEV,
 867        SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
 868        SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
 869        SB_DSP4_MIC_AGC
 870};
 871
 872static unsigned char dt019x_saved_regs[] = {
 873        SB_DT019X_MASTER_DEV,
 874        SB_DT019X_PCM_DEV,
 875        SB_DT019X_SYNTH_DEV,
 876        SB_DT019X_CD_DEV,
 877        SB_DT019X_MIC_DEV,
 878        SB_DT019X_SPKR_DEV,
 879        SB_DT019X_LINE_DEV,
 880        SB_DSP4_OUTPUT_SW,
 881        SB_DT019X_OUTPUT_SW2,
 882        SB_DT019X_CAPTURE_SW,
 883};
 884
 885static unsigned char als4000_saved_regs[] = {
 886        /* please verify in dsheet whether regs to be added
 887           are actually real H/W or just dummy */
 888        SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
 889        SB_DSP4_OUTPUT_SW,
 890        SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
 891        SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
 892        SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
 893        SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
 894        SB_DSP4_MIC_DEV,
 895        SB_DSP4_SPEAKER_DEV,
 896        SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
 897        SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
 898        SB_DT019X_OUTPUT_SW2,
 899        SB_ALS4000_MONO_IO_CTRL,
 900        SB_ALS4000_MIC_IN_GAIN,
 901        SB_ALS4000_FMDAC,
 902        SB_ALS4000_3D_SND_FX,
 903        SB_ALS4000_3D_TIME_DELAY,
 904        SB_ALS4000_CR3_CONFIGURATION,
 905};
 906
 907static void save_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
 908{
 909        unsigned char *val = chip->saved_regs;
 910        if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
 911                return;
 912        for (; num_regs; num_regs--)
 913                *val++ = snd_sbmixer_read(chip, *regs++);
 914}
 915
 916static void restore_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
 917{
 918        unsigned char *val = chip->saved_regs;
 919        if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
 920                return;
 921        for (; num_regs; num_regs--)
 922                snd_sbmixer_write(chip, *regs++, *val++);
 923}
 924
 925void snd_sbmixer_suspend(struct snd_sb *chip)
 926{
 927        switch (chip->hardware) {
 928        case SB_HW_20:
 929        case SB_HW_201:
 930                save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
 931                break;
 932        case SB_HW_PRO:
 933        case SB_HW_JAZZ16:
 934                save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
 935                break;
 936        case SB_HW_16:
 937        case SB_HW_ALS100:
 938        case SB_HW_CS5530:
 939                save_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
 940                break;
 941        case SB_HW_ALS4000:
 942                save_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
 943                break;
 944        case SB_HW_DT019X:
 945                save_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
 946                break;
 947        default:
 948                break;
 949        }
 950}
 951
 952void snd_sbmixer_resume(struct snd_sb *chip)
 953{
 954        switch (chip->hardware) {
 955        case SB_HW_20:
 956        case SB_HW_201:
 957                restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
 958                break;
 959        case SB_HW_PRO:
 960        case SB_HW_JAZZ16:
 961                restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
 962                break;
 963        case SB_HW_16:
 964        case SB_HW_ALS100:
 965        case SB_HW_CS5530:
 966                restore_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
 967                break;
 968        case SB_HW_ALS4000:
 969                restore_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
 970                break;
 971        case SB_HW_DT019X:
 972                restore_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
 973                break;
 974        default:
 975                break;
 976        }
 977}
 978#endif
 979