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   1 /*
   2  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   3  *  Routines for control of CS4235/4236B/4237B/4238B/4239 chips
   4  *
   5  *  Note:
   6  *     -----
   7  *
   8  *  Bugs:
   9  *     -----
  10  *
  11  *   This program is free software; you can redistribute it and/or modify
  12  *   it under the terms of the GNU General Public License as published by
  13  *   the Free Software Foundation; either version 2 of the License, or
  14  *   (at your option) any later version.
  15  *
  16  *   This program is distributed in the hope that it will be useful,
  17  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *   GNU General Public License for more details.
  20  *
  21  *   You should have received a copy of the GNU General Public License
  22  *   along with this program; if not, write to the Free Software
  23  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  24  *
  25  */
  26
  27 /*
  28  *  Indirect control registers (CS4236B+)
  29  *
  30  *  C0
  31  *     D8: WSS reset (all chips)
  32  *
  33  *  C1 (all chips except CS4236)
  34  *     D7-D5: version
  35  *     D4-D0: chip id
  36  *             11101 - CS4235
  37  *             01011 - CS4236B
  38  *             01000 - CS4237B
  39  *             01001 - CS4238B
  40  *             11110 - CS4239
  41  *
  42  *  C2
  43  *     D7-D4: 3D Space (CS4235,CS4237B,CS4238B,CS4239)
  44  *     D3-D0: 3D Center (CS4237B); 3D Volume (CS4238B)
  45  *
  46  *  C3
  47  *     D7: 3D Enable (CS4237B)
  48  *     D6: 3D Mono Enable (CS4237B)
  49  *     D5: 3D Serial Output (CS4237B,CS4238B)
  50  *     D4: 3D Enable (CS4235,CS4238B,CS4239)
  51  *
  52  *  C4
  53  *     D7: consumer serial port enable (CS4237B,CS4238B)
  54  *     D6: channels status block reset (CS4237B,CS4238B)
  55  *     D5: user bit in sub-frame of digital audio data (CS4237B,CS4238B)
  56  *     D4: validity bit bit in sub-frame of digital audio data (CS4237B,CS4238B)
  57  *
  58  *  C5  lower channel status (digital serial data description) (CS4237B,CS4238B)
  59  *     D7-D6: first two bits of category code
  60  *     D5: lock
  61  *     D4-D3: pre-emphasis (0 = none, 1 = 50/15us)
  62  *     D2: copy/copyright (0 = copy inhibited)
  63  *     D1: 0 = digital audio / 1 = non-digital audio
  64  *
  65  *  C6  upper channel status (digital serial data description) (CS4237B,CS4238B)
  66  *     D7-D6: sample frequency (0 = 44.1kHz)
  67  *     D5: generation status (0 = no indication, 1 = original/commercially precaptureed data)
  68  *     D4-D0: category code (upper bits)
  69  *
  70  *  C7  reserved (must write 0)
  71  *
  72  *  C8  wavetable control
  73  *     D7: volume control interrupt enable (CS4235,CS4239)
  74  *     D6: hardware volume control format (CS4235,CS4239)
  75  *     D3: wavetable serial port enable (all chips)
  76  *     D2: DSP serial port switch (all chips)
  77  *     D1: disable MCLK (all chips)
  78  *     D0: force BRESET low (all chips)
  79  *
  80  */
  81
  82 #include <sound/driver.h>
  83 #include <asm/io.h>
  84 #include <linux/delay.h>
  85 #include <linux/init.h>
  86 #include <linux/time.h>
  87 #include <linux/wait.h>
  88 #include <sound/core.h>
  89 #include <sound/cs4231.h>
  90 #include <sound/asoundef.h>
  91
  92 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  93 MODULE_DESCRIPTION("Routines for control of CS4235/4236B/4237B/4238B/4239 chips");
  94 MODULE_LICENSE("GPL");
  95
  96 /*
  97  *
  98  */
  99
 100 static unsigned char snd_cs4236_ext_map[18] = {
 101         /* CS4236_LEFT_LINE */          0xff,
 102         /* CS4236_RIGHT_LINE */         0xff,
 103         /* CS4236_LEFT_MIC */           0xdf,
 104         /* CS4236_RIGHT_MIC */          0xdf,
 105         /* CS4236_LEFT_MIX_CTRL */      0xe0 | 0x18,
 106         /* CS4236_RIGHT_MIX_CTRL */     0xe0,
 107         /* CS4236_LEFT_FM */            0xbf,
 108         /* CS4236_RIGHT_FM */           0xbf,
 109         /* CS4236_LEFT_DSP */           0xbf,
 110         /* CS4236_RIGHT_DSP */          0xbf,
 111         /* CS4236_RIGHT_LOOPBACK */     0xbf,
 112         /* CS4236_DAC_MUTE */           0xe0,
 113         /* CS4236_ADC_RATE */           0x01,   /* 48kHz */
 114         /* CS4236_DAC_RATE */           0x01,   /* 48kHz */
 115         /* CS4236_LEFT_MASTER */        0xbf,
 116         /* CS4236_RIGHT_MASTER */       0xbf,
 117         /* CS4236_LEFT_WAVE */          0xbf,
 118         /* CS4236_RIGHT_WAVE */         0xbf
 119 };
 120
 121 /*
 122  *
 123  */
 124
 125 static void snd_cs4236_ctrl_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char val)
 126 {
 127         outb(reg, chip->cport + 3);
 128         outb(chip->cimage[reg] = val, chip->cport + 4);
 129 }
 130
 131 static unsigned char snd_cs4236_ctrl_in(struct snd_cs4231 *chip, unsigned char reg)
 132 {
 133         outb(reg, chip->cport + 3);
 134         return inb(chip->cport + 4);
 135 }
 136
 137 /*
 138  *  PCM
 139  */
 140
 141 #define CLOCKS 8
 142
 143 static struct snd_ratnum clocks[CLOCKS] = {
 144         { .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
 145         { .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
 146         { .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
 147         { .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 },
 148         { .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 },
 149         { .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 },
 150         { .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 },
 151         { .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
 152 };
 153
 154 static struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
 155         .nrats = CLOCKS,
 156         .rats = clocks,
 157 };
 158
 159 static int snd_cs4236_xrate(struct snd_pcm_runtime *runtime)
 160 {
 161         return snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
 162                                              &hw_constraints_clocks);
 163 }
 164
 165 static unsigned char divisor_to_rate_register(unsigned int divisor)
 166 {
 167         switch (divisor) {
 168         case 353:       return 1;
 169         case 529:       return 2;
 170         case 617:       return 3;
 171         case 1058:      return 4;
 172         case 1764:      return 5;
 173         case 2117:      return 6;
 174         case 2558:      return 7;
 175         default:
 176                 if (divisor < 21 || divisor > 192) {
 177                         snd_BUG();
 178                         return 192;
 179                 }
 180                 return divisor;
 181         }
 182 }
 183
 184 static void snd_cs4236_playback_format(struct snd_cs4231 *chip, struct snd_pcm_hw_params *params, unsigned char pdfr)
 185 {
 186         unsigned long flags;
 187         unsigned char rate = divisor_to_rate_register(params->rate_den);
 188
 189         spin_lock_irqsave(&chip->reg_lock, flags);
 190         /* set fast playback format change and clean playback FIFO */
 191         snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x10);
 192         snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0);
 193         snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
 194         snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate);
 195         spin_unlock_irqrestore(&chip->reg_lock, flags);
 196 }
 197
 198 static void snd_cs4236_capture_format(struct snd_cs4231 *chip, struct snd_pcm_hw_params *params, unsigned char cdfr)
 199 {
 200         unsigned long flags;
 201         unsigned char rate = divisor_to_rate_register(params->rate_den);
 202
 203         spin_lock_irqsave(&chip->reg_lock, flags);
 204         /* set fast capture format change and clean capture FIFO */
 205         snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x20);
 206         snd_cs4231_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0);
 207         snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
 208         snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate);
 209         spin_unlock_irqrestore(&chip->reg_lock, flags);
 210 }
 211
 212 #ifdef CONFIG_PM
 213
 214 static void snd_cs4236_suspend(struct snd_cs4231 *chip)
 215 {
 216         int reg;
 217         unsigned long flags;
 218
 219         spin_lock_irqsave(&chip->reg_lock, flags);
 220         for (reg = 0; reg < 32; reg++)
 221                 chip->image[reg] = snd_cs4231_in(chip, reg);
 222         for (reg = 0; reg < 18; reg++)
 223                 chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg));
 224         for (reg = 2; reg < 9; reg++)
 225                 chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg);
 226         spin_unlock_irqrestore(&chip->reg_lock, flags);
 227 }
 228
 229 static void snd_cs4236_resume(struct snd_cs4231 *chip)
 230 {
 231         int reg;
 232         unsigned long flags;
 233
 234         snd_cs4231_mce_up(chip);
 235         spin_lock_irqsave(&chip->reg_lock, flags);
 236         for (reg = 0; reg < 32; reg++) {
 237                 switch (reg) {
 238                 case CS4236_EXT_REG:
 239                 case CS4231_VERSION:
 240                 case 27:        /* why? CS4235 - master left */
 241                 case 29:        /* why? CS4235 - master right */
 242                         break;
 243                 default:
 244                         snd_cs4231_out(chip, reg, chip->image[reg]);
 245                         break;
 246                 }
 247         }
 248         for (reg = 0; reg < 18; reg++)
 249                 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), chip->eimage[reg]);
 250         for (reg = 2; reg < 9; reg++) {
 251                 switch (reg) {
 252                 case 7:
 253                         break;
 254                 default:
 255                         snd_cs4236_ctrl_out(chip, reg, chip->cimage[reg]);
 256                 }
 257         }
 258         spin_unlock_irqrestore(&chip->reg_lock, flags);
 259         snd_cs4231_mce_down(chip);
 260 }
 261
 262 #endif /* CONFIG_PM */
 263
 264 int snd_cs4236_create(struct snd_card *card,
 265                       unsigned long port,
 266                       unsigned long cport,
 267                       int irq, int dma1, int dma2,
 268                       unsigned short hardware,
 269                       unsigned short hwshare,
 270                       struct snd_cs4231 ** rchip)
 271 {
 272         struct snd_cs4231 *chip;
 273         unsigned char ver1, ver2;
 274         unsigned int reg;
 275         int err;
 276
 277         *rchip = NULL;
 278         if (hardware == CS4231_HW_DETECT)
 279                 hardware = CS4231_HW_DETECT3;
 280         if (cport < 0x100) {
 281                 snd_printk("please, specify control port for CS4236+ chips\n");
 282                 return -ENODEV;
 283         }
 284         if ((err = snd_cs4231_create(card, port, cport, irq, dma1, dma2, hardware, hwshare, &chip)) < 0)
 285                 return err;
 286
 287         if (!(chip->hardware & CS4231_HW_CS4236B_MASK)) {
 288                 snd_printk("CS4236+: MODE3 and extended registers not available, hardware=0x%x\n",chip->hardware);
 289                 snd_device_free(card, chip);
 290                 return -ENODEV;
 291         }
 292 #if 0
 293         {
 294                 int idx;
 295                 for (idx = 0; idx < 8; idx++)
 296                         snd_printk("CD%i = 0x%x\n", idx, inb(chip->cport + idx));
 297                 for (idx = 0; idx < 9; idx++)
 298                         snd_printk("C%i = 0x%x\n", idx, snd_cs4236_ctrl_in(chip, idx));
 299         }
 300 #endif
 301         ver1 = snd_cs4236_ctrl_in(chip, 1);
 302         ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
 303         snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n", cport, ver1, ver2);
 304         if (ver1 != ver2) {
 305                 snd_printk("CS4236+ chip detected, but control port 0x%lx is not valid\n", cport);
 306                 snd_device_free(card, chip);
 307                 return -ENODEV;
 308         }
 309         snd_cs4236_ctrl_out(chip, 0, 0x00);
 310         snd_cs4236_ctrl_out(chip, 2, 0xff);
 311         snd_cs4236_ctrl_out(chip, 3, 0x00);
 312         snd_cs4236_ctrl_out(chip, 4, 0x80);
 313         snd_cs4236_ctrl_out(chip, 5, ((IEC958_AES1_CON_PCM_CODER & 3) << 6) | IEC958_AES0_CON_EMPHASIS_NONE);
 314         snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2);
 315         snd_cs4236_ctrl_out(chip, 7, 0x00);
 316         /* 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958 output */
 317         /* is working with this setup, other hardware should have */
 318         /* different signal paths and this value should be selectable */
 319         /* in the future */
 320         snd_cs4236_ctrl_out(chip, 8, 0x8c);
 321         chip->rate_constraint = snd_cs4236_xrate;
 322         chip->set_playback_format = snd_cs4236_playback_format;
 323         chip->set_capture_format = snd_cs4236_capture_format;
 324 #ifdef CONFIG_PM
 325         chip->suspend = snd_cs4236_suspend;
 326         chip->resume = snd_cs4236_resume;
 327 #endif
 328
 329         /* initialize extended registers */
 330         for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
 331                 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), snd_cs4236_ext_map[reg]);
 332
 333         /* initialize compatible but more featured registers */
 334         snd_cs4231_out(chip, CS4231_LEFT_INPUT, 0x40);
 335         snd_cs4231_out(chip, CS4231_RIGHT_INPUT, 0x40);
 336         snd_cs4231_out(chip, CS4231_AUX1_LEFT_INPUT, 0xff);
 337         snd_cs4231_out(chip, CS4231_AUX1_RIGHT_INPUT, 0xff);
 338         snd_cs4231_out(chip, CS4231_AUX2_LEFT_INPUT, 0xdf);
 339         snd_cs4231_out(chip, CS4231_AUX2_RIGHT_INPUT, 0xdf);
 340         snd_cs4231_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
 341         snd_cs4231_out(chip, CS4231_LEFT_LINE_IN, 0xff);
 342         snd_cs4231_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
 343         switch (chip->hardware) {
 344         case CS4231_HW_CS4235:
 345         case CS4231_HW_CS4239:
 346                 snd_cs4231_out(chip, CS4235_LEFT_MASTER, 0xff);
 347                 snd_cs4231_out(chip, CS4235_RIGHT_MASTER, 0xff);
 348                 break;
 349         }
 350
 351         *rchip = chip;
 352         return 0;
 353 }
 354
 355 int snd_cs4236_pcm(struct snd_cs4231 *chip, int device, struct snd_pcm **rpcm)
 356 {
 357         struct snd_pcm *pcm;
 358         int err;
 359
 360         if ((err = snd_cs4231_pcm(chip, device, &pcm)) < 0)
 361                 return err;
 362         pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
 363         if (rpcm)
 364                 *rpcm = pcm;
 365         return 0;
 366 }
 367
 368 /*
 369  *  MIXER
 370  */
 371
 372 #define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
 373 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 374   .info = snd_cs4236_info_single, \
 375   .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
 376   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 377
 378 static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 379 {
 380         int mask = (kcontrol->private_value >> 16) & 0xff;
 381
 382         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 383         uinfo->count = 1;
 384         uinfo->value.integer.min = 0;
 385         uinfo->value.integer.max = mask;
 386         return 0;
 387 }
 388
 389 static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 390 {
 391         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 392         unsigned long flags;
 393         int reg = kcontrol->private_value & 0xff;
 394         int shift = (kcontrol->private_value >> 8) & 0xff;
 395         int mask = (kcontrol->private_value >> 16) & 0xff;
 396         int invert = (kcontrol->private_value >> 24) & 0xff;
 397
 398         spin_lock_irqsave(&chip->reg_lock, flags);
 399         ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
 400         spin_unlock_irqrestore(&chip->reg_lock, flags);
 401         if (invert)
 402                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 403         return 0;
 404 }
 405
 406 static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 407 {
 408         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 409         unsigned long flags;
 410         int reg = kcontrol->private_value & 0xff;
 411         int shift = (kcontrol->private_value >> 8) & 0xff;
 412         int mask = (kcontrol->private_value >> 16) & 0xff;
 413         int invert = (kcontrol->private_value >> 24) & 0xff;
 414         int change;
 415         unsigned short val;
 416
 417         val = (ucontrol->value.integer.value[0] & mask);
 418         if (invert)
 419                 val = mask - val;
 420         val <<= shift;
 421         spin_lock_irqsave(&chip->reg_lock, flags);
 422         val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
 423         change = val != chip->eimage[CS4236_REG(reg)];
 424         snd_cs4236_ext_out(chip, reg, val);
 425         spin_unlock_irqrestore(&chip->reg_lock, flags);
 426         return change;
 427 }
 428
 429 #define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
 430 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 431   .info = snd_cs4236_info_single, \
 432   .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
 433   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 434
 435 static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 436 {
 437         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 438         unsigned long flags;
 439         int reg = kcontrol->private_value & 0xff;
 440         int shift = (kcontrol->private_value >> 8) & 0xff;
 441         int mask = (kcontrol->private_value >> 16) & 0xff;
 442         int invert = (kcontrol->private_value >> 24) & 0xff;
 443
 444         spin_lock_irqsave(&chip->reg_lock, flags);
 445         ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
 446         spin_unlock_irqrestore(&chip->reg_lock, flags);
 447         if (invert)
 448                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 449         return 0;
 450 }
 451
 452 static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 453 {
 454         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 455         unsigned long flags;
 456         int reg = kcontrol->private_value & 0xff;
 457         int shift = (kcontrol->private_value >> 8) & 0xff;
 458         int mask = (kcontrol->private_value >> 16) & 0xff;
 459         int invert = (kcontrol->private_value >> 24) & 0xff;
 460         int change;
 461         unsigned short val;
 462
 463         val = (ucontrol->value.integer.value[0] & mask);
 464         if (invert)
 465                 val = mask - val;
 466         val <<= shift;
 467         spin_lock_irqsave(&chip->reg_lock, flags);
 468         val = (chip->cimage[reg] & ~(mask << shift)) | val;
 469         change = val != chip->cimage[reg];
 470         snd_cs4236_ctrl_out(chip, reg, val);
 471         spin_unlock_irqrestore(&chip->reg_lock, flags);
 472         return change;
 473 }
 474
 475 #define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 476 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 477   .info = snd_cs4236_info_double, \
 478   .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
 479   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 480
 481 static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 482 {
 483         int mask = (kcontrol->private_value >> 24) & 0xff;
 484
 485         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 486         uinfo->count = 2;
 487         uinfo->value.integer.min = 0;
 488         uinfo->value.integer.max = mask;
 489         return 0;
 490 }
 491
 492 static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 493 {
 494         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 495         unsigned long flags;
 496         int left_reg = kcontrol->private_value & 0xff;
 497         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 498         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 499         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 500         int mask = (kcontrol->private_value >> 24) & 0xff;
 501         int invert = (kcontrol->private_value >> 22) & 1;
 502
 503         spin_lock_irqsave(&chip->reg_lock, flags);
 504         ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
 505         ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 506         spin_unlock_irqrestore(&chip->reg_lock, flags);
 507         if (invert) {
 508                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 509                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 510         }
 511         return 0;
 512 }
 513
 514 static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 515 {
 516         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 517         unsigned long flags;
 518         int left_reg = kcontrol->private_value & 0xff;
 519         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 520         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 521         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 522         int mask = (kcontrol->private_value >> 24) & 0xff;
 523         int invert = (kcontrol->private_value >> 22) & 1;
 524         int change;
 525         unsigned short val1, val2;
 526
 527         val1 = ucontrol->value.integer.value[0] & mask;
 528         val2 = ucontrol->value.integer.value[1] & mask;
 529         if (invert) {
 530                 val1 = mask - val1;
 531                 val2 = mask - val2;
 532         }
 533         val1 <<= shift_left;
 534         val2 <<= shift_right;
 535         spin_lock_irqsave(&chip->reg_lock, flags);
 536         if (left_reg != right_reg) {
 537                 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
 538                 val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 539                 change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
 540                 snd_cs4236_ext_out(chip, left_reg, val1);
 541                 snd_cs4236_ext_out(chip, right_reg, val2);
 542         } else {
 543                 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
 544                 change = val1 != chip->eimage[CS4236_REG(left_reg)];
 545                 snd_cs4236_ext_out(chip, left_reg, val1);
 546         }
 547         spin_unlock_irqrestore(&chip->reg_lock, flags);
 548         return change;
 549 }
 550
 551 #define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 552 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 553   .info = snd_cs4236_info_double, \
 554   .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
 555   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 556
 557 static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 558 {
 559         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 560         unsigned long flags;
 561         int left_reg = kcontrol->private_value & 0xff;
 562         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 563         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 564         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 565         int mask = (kcontrol->private_value >> 24) & 0xff;
 566         int invert = (kcontrol->private_value >> 22) & 1;
 567
 568         spin_lock_irqsave(&chip->reg_lock, flags);
 569         ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
 570         ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 571         spin_unlock_irqrestore(&chip->reg_lock, flags);
 572         if (invert) {
 573                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 574                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 575         }
 576         return 0;
 577 }
 578
 579 static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 580 {
 581         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 582         unsigned long flags;
 583         int left_reg = kcontrol->private_value & 0xff;
 584         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 585         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 586         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 587         int mask = (kcontrol->private_value >> 24) & 0xff;
 588         int invert = (kcontrol->private_value >> 22) & 1;
 589         int change;
 590         unsigned short val1, val2;
 591
 592         val1 = ucontrol->value.integer.value[0] & mask;
 593         val2 = ucontrol->value.integer.value[1] & mask;
 594         if (invert) {
 595                 val1 = mask - val1;
 596                 val2 = mask - val2;
 597         }
 598         val1 <<= shift_left;
 599         val2 <<= shift_right;
 600         spin_lock_irqsave(&chip->reg_lock, flags);
 601         val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
 602         val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 603         change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
 604         snd_cs4231_out(chip, left_reg, val1);
 605         snd_cs4236_ext_out(chip, right_reg, val2);
 606         spin_unlock_irqrestore(&chip->reg_lock, flags);
 607         return change;
 608 }
 609
 610 #define CS4236_MASTER_DIGITAL(xname, xindex) \
 611 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 612   .info = snd_cs4236_info_double, \
 613   .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
 614   .private_value = 71 << 24 }
 615
 616 static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
 617 {
 618         return (vol < 64) ? 63 - vol : 64 + (71 - vol);
 619 }
 620
 621 static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 622 {
 623         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 624         unsigned long flags;
 625
 626         spin_lock_irqsave(&chip->reg_lock, flags);
 627         ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
 628         ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
 629         spin_unlock_irqrestore(&chip->reg_lock, flags);
 630         return 0;
 631 }
 632
 633 static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 634 {
 635         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 636         unsigned long flags;
 637         int change;
 638         unsigned short val1, val2;
 639
 640         val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
 641         val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
 642         spin_lock_irqsave(&chip->reg_lock, flags);
 643         val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
 644         val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
 645         change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
 646         snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
 647         snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
 648         spin_unlock_irqrestore(&chip->reg_lock, flags);
 649         return change;
 650 }
 651
 652 #define CS4235_OUTPUT_ACCU(xname, xindex) \
 653 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 654   .info = snd_cs4236_info_double, \
 655   .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
 656   .private_value = 3 << 24 }
 657
 658 static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
 659 {
 660         switch ((vol >> 5) & 3) {
 661         case 0: return 1;
 662         case 1: return 3;
 663         case 2: return 2;
 664         case 3: return 0;
 665         }
 666         return 3;
 667 }
 668
 669 static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
 670 {
 671         switch (vol & 3) {
 672         case 0: return 3 << 5;
 673         case 1: return 0 << 5;
 674         case 2: return 2 << 5;
 675         case 3: return 1 << 5;
 676         }
 677         return 1 << 5;
 678 }
 679
 680 static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 681 {
 682         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 683         unsigned long flags;
 684
 685         spin_lock_irqsave(&chip->reg_lock, flags);
 686         ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
 687         ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
 688         spin_unlock_irqrestore(&chip->reg_lock, flags);
 689         return 0;
 690 }
 691
 692 static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 693 {
 694         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 695         unsigned long flags;
 696         int change;
 697         unsigned short val1, val2;
 698
 699         val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
 700         val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
 701         spin_lock_irqsave(&chip->reg_lock, flags);
 702         val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
 703         val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
 704         change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
 705         snd_cs4231_out(chip, CS4235_LEFT_MASTER, val1);
 706         snd_cs4231_out(chip, CS4235_RIGHT_MASTER, val2);
 707         spin_unlock_irqrestore(&chip->reg_lock, flags);
 708         return change;
 709 }
 710
 711 static struct snd_kcontrol_new snd_cs4236_controls[] = {
 712
 713 CS4236_DOUBLE("Master Digital Playback Switch", 0, CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
 714 CS4236_DOUBLE("Master Digital Capture Switch", 0, CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 715 CS4236_MASTER_DIGITAL("Master Digital Volume", 0),
 716
 717 CS4236_DOUBLE("Capture Boost Volume", 0, CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1),
 718
 719 CS4231_DOUBLE("PCM Playback Switch", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 720 CS4231_DOUBLE("PCM Playback Volume", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1),
 721
 722 CS4236_DOUBLE("DSP Playback Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 723 CS4236_DOUBLE("DSP Playback Volume", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1),
 724
 725 CS4236_DOUBLE("FM Playback Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 726 CS4236_DOUBLE("FM Playback Volume", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1),
 727
 728 CS4236_DOUBLE("Wavetable Playback Switch", 0, CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 729 CS4236_DOUBLE("Wavetable Playback Volume", 0, CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1),
 730
 731 CS4231_DOUBLE("Synth Playback Switch", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 732 CS4231_DOUBLE("Synth Volume", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1),
 733 CS4231_DOUBLE("Synth Capture Switch", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 734 CS4231_DOUBLE("Synth Capture Bypass", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
 735
 736 CS4236_DOUBLE("Mic Playback Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 737 CS4236_DOUBLE("Mic Capture Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 738 CS4236_DOUBLE("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 0, 0, 31, 1),
 739 CS4236_DOUBLE("Mic Playback Boost", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
 740
 741 CS4231_DOUBLE("Line Playback Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 742 CS4231_DOUBLE("Line Volume", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1),
 743 CS4231_DOUBLE("Line Capture Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 744 CS4231_DOUBLE("Line Capture Bypass", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
 745
 746 CS4231_DOUBLE("CD Playback Switch", 0, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 747 CS4231_DOUBLE("CD Volume", 0, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
 748 CS4231_DOUBLE("CD Capture Switch", 0, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 749
 750 CS4236_DOUBLE1("Mono Output Playback Switch", 0, CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
 751 CS4236_DOUBLE1("Mono Playback Switch", 0, CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 752 CS4231_SINGLE("Mono Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
 753 CS4231_SINGLE("Mono Playback Bypass", 0, CS4231_MONO_CTRL, 5, 1, 0),
 754
 755 CS4231_DOUBLE("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 0, 0, 15, 0),
 756 CS4231_DOUBLE("Analog Loopback Capture Switch", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 757
 758 CS4231_SINGLE("Digital Loopback Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
 759 CS4236_DOUBLE1("Digital Loopback Playback Volume", 0, CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1)
 760 };
 761
 762 static struct snd_kcontrol_new snd_cs4235_controls[] = {
 763
 764 CS4231_DOUBLE("Master Switch", 0, CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
 765 CS4231_DOUBLE("Master Volume", 0, CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1),
 766
 767 CS4235_OUTPUT_ACCU("Playback Volume", 0),
 768
 769 CS4236_DOUBLE("Master Digital Playback Switch", 0, CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
 770 CS4236_DOUBLE("Master Digital Capture Switch", 0, CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 771 CS4236_MASTER_DIGITAL("Master Digital Volume", 0),
 772
 773 CS4231_DOUBLE("Master Digital Playback Switch", 1, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 774 CS4231_DOUBLE("Master Digital Capture Switch", 1, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 775 CS4231_DOUBLE("Master Digital Volume", 1, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1),
 776
 777 CS4236_DOUBLE("Capture Volume", 0, CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1),
 778
 779 CS4231_DOUBLE("PCM Switch", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 780 CS4231_DOUBLE("PCM Volume", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1),
 781
 782 CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 783
 784 CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 785
 786 CS4236_DOUBLE("Wavetable Switch", 0, CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 787
 788 CS4236_DOUBLE("Mic Capture Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 789 CS4236_DOUBLE("Mic Playback Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 790 CS4236_SINGLE("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1),
 791 CS4236_SINGLE("Mic Playback Boost", 0, CS4236_LEFT_MIC, 5, 1, 0),
 792
 793 CS4231_DOUBLE("Aux Playback Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 794 CS4231_DOUBLE("Aux Capture Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 795 CS4231_DOUBLE("Aux Volume", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1),
 796
 797 CS4231_DOUBLE("Aux Playback Switch", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 798 CS4231_DOUBLE("Aux Capture Switch", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 799 CS4231_DOUBLE("Aux Volume", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
 800
 801 CS4236_DOUBLE1("Master Mono Switch", 0, CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
 802
 803 CS4236_DOUBLE1("Mono Switch", 0, CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 804 CS4231_SINGLE("Mono Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
 805
 806 CS4231_DOUBLE("Analog Loopback Switch", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 807 };
 808
 809 #define CS4236_IEC958_ENABLE(xname, xindex) \
 810 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 811   .info = snd_cs4236_info_single, \
 812   .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
 813   .private_value = 1 << 16 }
 814
 815 static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 816 {
 817         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 818         unsigned long flags;
 819
 820         spin_lock_irqsave(&chip->reg_lock, flags);
 821         ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
 822 #if 0
 823         printk("get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 824                         snd_cs4231_in(chip, CS4231_ALT_FEATURE_1),
 825                         snd_cs4236_ctrl_in(chip, 3),
 826                         snd_cs4236_ctrl_in(chip, 4),
 827                         snd_cs4236_ctrl_in(chip, 5),
 828                         snd_cs4236_ctrl_in(chip, 6),
 829                         snd_cs4236_ctrl_in(chip, 8));
 830 #endif
 831         spin_unlock_irqrestore(&chip->reg_lock, flags);
 832         return 0;
 833 }
 834
 835 static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 836 {
 837         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
 838         unsigned long flags;
 839         int change;
 840         unsigned short enable, val;
 841
 842         enable = ucontrol->value.integer.value[0] & 1;
 843
 844         mutex_lock(&chip->mce_mutex);
 845         snd_cs4231_mce_up(chip);
 846         spin_lock_irqsave(&chip->reg_lock, flags);
 847         val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
 848         change = val != chip->image[CS4231_ALT_FEATURE_1];
 849         snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, val);
 850         val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
 851         snd_cs4236_ctrl_out(chip, 4, val);
 852         udelay(100);
 853         val &= ~0x40;
 854         snd_cs4236_ctrl_out(chip, 4, val);
 855         spin_unlock_irqrestore(&chip->reg_lock, flags);
 856         snd_cs4231_mce_down(chip);
 857         mutex_unlock(&chip->mce_mutex);
 858
 859 #if 0
 860         printk("set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 861                         snd_cs4231_in(chip, CS4231_ALT_FEATURE_1),
 862                         snd_cs4236_ctrl_in(chip, 3),
 863                         snd_cs4236_ctrl_in(chip, 4),
 864                         snd_cs4236_ctrl_in(chip, 5),
 865                         snd_cs4236_ctrl_in(chip, 6),
 866                         snd_cs4236_ctrl_in(chip, 8));
 867 #endif
 868         return change;
 869 }
 870
 871 static struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
 872 CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
 873 CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
 874 CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
 875 CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
 876 CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
 877 CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
 878 };
 879
 880 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
 881 CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
 882 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
 883 };
 884
 885 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
 886 CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
 887 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
 888 CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
 889 CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
 890 CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
 891 };
 892
 893 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
 894 CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
 895 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
 896 CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
 897 CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
 898 };
 899
 900 int snd_cs4236_mixer(struct snd_cs4231 *chip)
 901 {
 902         struct snd_card *card;
 903         unsigned int idx, count;
 904         int err;
 905         struct snd_kcontrol_new *kcontrol;
 906
 907         snd_assert(chip != NULL && chip->card != NULL, return -EINVAL);
 908         card = chip->card;
 909         strcpy(card->mixername, snd_cs4231_chip_id(chip));
 910
 911         if (chip->hardware == CS4231_HW_CS4235 ||
 912             chip->hardware == CS4231_HW_CS4239) {
 913                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
 914                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0)
 915                                 return err;
 916                 }
 917         } else {
 918                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
 919                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 0)
 920                                 return err;
 921                 }
 922         }
 923         switch (chip->hardware) {
 924         case CS4231_HW_CS4235:
 925         case CS4231_HW_CS4239:
 926                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
 927                 kcontrol = snd_cs4236_3d_controls_cs4235;
 928                 break;
 929         case CS4231_HW_CS4237B:
 930                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
 931                 kcontrol = snd_cs4236_3d_controls_cs4237;
 932                 break;
 933         case CS4231_HW_CS4238B:
 934                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
 935                 kcontrol = snd_cs4236_3d_controls_cs4238;
 936                 break;
 937         default:
 938                 count = 0;
 939                 kcontrol = NULL;
 940         }
 941         for (idx = 0; idx < count; idx++, kcontrol++) {
 942                 if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0)
 943                         return err;
 944         }
 945         if (chip->hardware == CS4231_HW_CS4237B ||
 946             chip->hardware == CS4231_HW_CS4238B) {
 947                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
 948                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0)
 949                                 return err;
 950                 }
 951         }
 952         return 0;
 953 }
 954
 955 EXPORT_SYMBOL(snd_cs4236_create);
 956 EXPORT_SYMBOL(snd_cs4236_pcm);
 957 EXPORT_SYMBOL(snd_cs4236_mixer);
 958
 959 /*
 960  *  INIT part
 961  */
 962
 963 static int __init alsa_cs4236_init(void)
 964 {
 965         return 0;
 966 }
 967
 968 static void __exit alsa_cs4236_exit(void)
 969 {
 970 }
 971
 972 module_init(alsa_cs4236_init)
 973 module_exit(alsa_cs4236_exit)