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