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