sound/isa/opti9xx/opti92x-ad1848.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3     card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
   4     Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>
   5
   6     Part of this code was developed at the Italian Ministry of Air Defence,
   7     Sixth Division (oh, che pace ...), Rome.
   8
   9     Thanks to Maria Grazia Pollarini, Salvatore Vassallo.
  10
  11 */
  12
  13
  14 #include <linux/init.h>
  15 #include <linux/err.h>
  16 #include <linux/isa.h>
  17 #include <linux/delay.h>
  18 #include <linux/pnp.h>
  19 #include <linux/module.h>
  20 #include <linux/io.h>
  21 #include <asm/dma.h>
  22 #include <sound/core.h>
  23 #include <sound/tlv.h>
  24 #include <sound/wss.h>
  25 #include <sound/mpu401.h>
  26 #include <sound/opl3.h>
  27 #ifndef OPTi93X
  28 #include <sound/opl4.h>
  29 #endif
  30 #define SNDRV_LEGACY_FIND_FREE_IOPORT
  31 #define SNDRV_LEGACY_FIND_FREE_IRQ
  32 #define SNDRV_LEGACY_FIND_FREE_DMA
  33 #include <sound/initval.h>
  34
  35 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
  36 MODULE_LICENSE("GPL");
  37 #ifdef OPTi93X
  38 MODULE_DESCRIPTION("OPTi93X");
  39 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
  40 #else   /* OPTi93X */
  41 #ifdef CS4231
  42 MODULE_DESCRIPTION("OPTi92X - CS4231");
  43 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
  44                 "{OPTi,82C925 (CS4231)}}");
  45 #else   /* CS4231 */
  46 MODULE_DESCRIPTION("OPTi92X - AD1848");
  47 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
  48                 "{OPTi,82C925 (AD1848)},"
  49                 "{OAK,Mozart}}");
  50 #endif  /* CS4231 */
  51 #endif  /* OPTi93X */
  52
  53 static int index = SNDRV_DEFAULT_IDX1;  /* Index 0-MAX */
  54 static char *id = SNDRV_DEFAULT_STR1;           /* ID for this card */
  55 //static bool enable = SNDRV_DEFAULT_ENABLE1;   /* Enable this card */
  56 #ifdef CONFIG_PNP
  57 static bool isapnp = true;                      /* Enable ISA PnP detection */
  58 #endif
  59 static long port = SNDRV_DEFAULT_PORT1;         /* 0x530,0xe80,0xf40,0x604 */
  60 static long mpu_port = SNDRV_DEFAULT_PORT1;     /* 0x300,0x310,0x320,0x330 */
  61 static long fm_port = SNDRV_DEFAULT_PORT1;      /* 0x388 */
  62 static int irq = SNDRV_DEFAULT_IRQ1;            /* 5,7,9,10,11 */
  63 static int mpu_irq = SNDRV_DEFAULT_IRQ1;        /* 5,7,9,10 */
  64 static int dma1 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  65 #if defined(CS4231) || defined(OPTi93X)
  66 static int dma2 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  67 #endif  /* CS4231 || OPTi93X */
  68
  69 module_param(index, int, 0444);
  70 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
  71 module_param(id, charp, 0444);
  72 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
  73 //module_param(enable, bool, 0444);
  74 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
  75 #ifdef CONFIG_PNP
  76 module_param(isapnp, bool, 0444);
  77 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
  78 #endif
  79 module_param_hw(port, long, ioport, 0444);
  80 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
  81 module_param_hw(mpu_port, long, ioport, 0444);
  82 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
  83 module_param_hw(fm_port, long, ioport, 0444);
  84 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
  85 module_param_hw(irq, int, irq, 0444);
  86 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
  87 module_param_hw(mpu_irq, int, irq, 0444);
  88 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
  89 module_param_hw(dma1, int, dma, 0444);
  90 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
  91 #if defined(CS4231) || defined(OPTi93X)
  92 module_param_hw(dma2, int, dma, 0444);
  93 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
  94 #endif  /* CS4231 || OPTi93X */
  95
  96 #define OPTi9XX_HW_82C928       1
  97 #define OPTi9XX_HW_82C929       2
  98 #define OPTi9XX_HW_82C924       3
  99 #define OPTi9XX_HW_82C925       4
 100 #define OPTi9XX_HW_82C930       5
 101 #define OPTi9XX_HW_82C931       6
 102 #define OPTi9XX_HW_82C933       7
 103 #define OPTi9XX_HW_LAST         OPTi9XX_HW_82C933
 104
 105 #define OPTi9XX_MC_REG(n)       n
 106
 107 #ifdef OPTi93X
 108
 109 #define OPTi93X_STATUS                  0x02
 110 #define OPTi93X_PORT(chip, r)           ((chip)->port + OPTi93X_##r)
 111
 112 #define OPTi93X_IRQ_PLAYBACK            0x04
 113 #define OPTi93X_IRQ_CAPTURE             0x08
 114
 115 #endif /* OPTi93X */
 116
 117 struct snd_opti9xx {
 118         unsigned short hardware;
 119         unsigned char password;
 120         char name[7];
 121
 122         unsigned long mc_base;
 123         struct resource *res_mc_base;
 124         unsigned long mc_base_size;
 125 #ifdef OPTi93X
 126         unsigned long mc_indir_index;
 127         struct resource *res_mc_indir;
 128 #endif  /* OPTi93X */
 129         struct snd_wss *codec;
 130         unsigned long pwd_reg;
 131
 132         spinlock_t lock;
 133
 134         long wss_base;
 135         int irq;
 136 };
 137
 138 static int snd_opti9xx_pnp_is_probed;
 139
 140 #ifdef CONFIG_PNP
 141
 142 static const struct pnp_card_device_id snd_opti9xx_pnpids[] = {
 143 #ifndef OPTi93X
 144         /* OPTi 82C924 */
 145         { .id = "OPT0924",
 146           .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },
 147           .driver_data = 0x0924 },
 148         /* OPTi 82C925 */
 149         { .id = "OPT0925",
 150           .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },
 151           .driver_data = 0x0925 },
 152 #else
 153         /* OPTi 82C931/3 */
 154         { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },
 155           .driver_data = 0x0931 },
 156 #endif  /* OPTi93X */
 157         { .id = "" }
 158 };
 159
 160 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
 161
 162 #endif  /* CONFIG_PNP */
 163
 164 #define DEV_NAME KBUILD_MODNAME
 165
 166 static char * snd_opti9xx_names[] = {
 167         "unknown",
 168         "82C928",       "82C929",
 169         "82C924",       "82C925",
 170         "82C930",       "82C931",       "82C933"
 171 };
 172
 173 static int snd_opti9xx_init(struct snd_opti9xx *chip,
 174                             unsigned short hardware)
 175 {
 176         static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
 177
 178         chip->hardware = hardware;
 179         strcpy(chip->name, snd_opti9xx_names[hardware]);
 180
 181         spin_lock_init(&chip->lock);
 182
 183         chip->irq = -1;
 184
 185 #ifndef OPTi93X
 186 #ifdef CONFIG_PNP
 187         if (isapnp && chip->mc_base)
 188                 /* PnP resource gives the least 10 bits */
 189                 chip->mc_base |= 0xc00;
 190         else
 191 #endif  /* CONFIG_PNP */
 192         {
 193                 chip->mc_base = 0xf8c;
 194                 chip->mc_base_size = opti9xx_mc_size[hardware];
 195         }
 196 #else
 197                 chip->mc_base_size = opti9xx_mc_size[hardware];
 198 #endif
 199
 200         switch (hardware) {
 201 #ifndef OPTi93X
 202         case OPTi9XX_HW_82C928:
 203         case OPTi9XX_HW_82C929:
 204                 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
 205                 chip->pwd_reg = 3;
 206                 break;
 207
 208         case OPTi9XX_HW_82C924:
 209         case OPTi9XX_HW_82C925:
 210                 chip->password = 0xe5;
 211                 chip->pwd_reg = 3;
 212                 break;
 213 #else   /* OPTi93X */
 214
 215         case OPTi9XX_HW_82C930:
 216         case OPTi9XX_HW_82C931:
 217         case OPTi9XX_HW_82C933:
 218                 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
 219                 if (!chip->mc_indir_index)
 220                         chip->mc_indir_index = 0xe0e;
 221                 chip->password = 0xe4;
 222                 chip->pwd_reg = 0;
 223                 break;
 224 #endif  /* OPTi93X */
 225
 226         default:
 227                 snd_printk(KERN_ERR "chip %d not supported\n", hardware);
 228                 return -ENODEV;
 229         }
 230         return 0;
 231 }
 232
 233 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
 234                                       unsigned char reg)
 235 {
 236         unsigned long flags;
 237         unsigned char retval = 0xff;
 238
 239         spin_lock_irqsave(&chip->lock, flags);
 240         outb(chip->password, chip->mc_base + chip->pwd_reg);
 241
 242         switch (chip->hardware) {
 243 #ifndef OPTi93X
 244         case OPTi9XX_HW_82C924:
 245         case OPTi9XX_HW_82C925:
 246                 if (reg > 7) {
 247                         outb(reg, chip->mc_base + 8);
 248                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 249                         retval = inb(chip->mc_base + 9);
 250                         break;
 251                 }
 252                 /* Fall through */
 253
 254         case OPTi9XX_HW_82C928:
 255         case OPTi9XX_HW_82C929:
 256                 retval = inb(chip->mc_base + reg);
 257                 break;
 258 #else   /* OPTi93X */
 259
 260         case OPTi9XX_HW_82C930:
 261         case OPTi9XX_HW_82C931:
 262         case OPTi9XX_HW_82C933:
 263                 outb(reg, chip->mc_indir_index);
 264                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 265                 retval = inb(chip->mc_indir_index + 1);
 266                 break;
 267 #endif  /* OPTi93X */
 268
 269         default:
 270                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 271         }
 272
 273         spin_unlock_irqrestore(&chip->lock, flags);
 274         return retval;
 275 }
 276
 277 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
 278                               unsigned char value)
 279 {
 280         unsigned long flags;
 281
 282         spin_lock_irqsave(&chip->lock, flags);
 283         outb(chip->password, chip->mc_base + chip->pwd_reg);
 284
 285         switch (chip->hardware) {
 286 #ifndef OPTi93X
 287         case OPTi9XX_HW_82C924:
 288         case OPTi9XX_HW_82C925:
 289                 if (reg > 7) {
 290                         outb(reg, chip->mc_base + 8);
 291                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 292                         outb(value, chip->mc_base + 9);
 293                         break;
 294                 }
 295                 /* Fall through */
 296
 297         case OPTi9XX_HW_82C928:
 298         case OPTi9XX_HW_82C929:
 299                 outb(value, chip->mc_base + reg);
 300                 break;
 301 #else   /* OPTi93X */
 302
 303         case OPTi9XX_HW_82C930:
 304         case OPTi9XX_HW_82C931:
 305         case OPTi9XX_HW_82C933:
 306                 outb(reg, chip->mc_indir_index);
 307                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 308                 outb(value, chip->mc_indir_index + 1);
 309                 break;
 310 #endif  /* OPTi93X */
 311
 312         default:
 313                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 314         }
 315
 316         spin_unlock_irqrestore(&chip->lock, flags);
 317 }
 318
 319
 320 #define snd_opti9xx_write_mask(chip, reg, value, mask)  \
 321         snd_opti9xx_write(chip, reg,                    \
 322                 (snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
 323
 324
 325 static int snd_opti9xx_configure(struct snd_opti9xx *chip,
 326                                            long port,
 327                                            int irq, int dma1, int dma2,
 328                                            long mpu_port, int mpu_irq)
 329 {
 330         unsigned char wss_base_bits;
 331         unsigned char irq_bits;
 332         unsigned char dma_bits;
 333         unsigned char mpu_port_bits = 0;
 334         unsigned char mpu_irq_bits;
 335
 336         switch (chip->hardware) {
 337 #ifndef OPTi93X
 338         case OPTi9XX_HW_82C924:
 339                 /* opti 929 mode (?), OPL3 clock output, audio enable */
 340                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
 341                 /* enable wave audio */
 342                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
 343                 /* Fall through */
 344
 345         case OPTi9XX_HW_82C925:
 346                 /* enable WSS mode */
 347                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 348                 /* OPL3 FM synthesis */
 349                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 350                 /* disable Sound Blaster IRQ and DMA */
 351                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
 352 #ifdef CS4231
 353                 /* cs4231/4248 fix enabled */
 354                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 355 #else
 356                 /* cs4231/4248 fix disabled */
 357                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 358 #endif  /* CS4231 */
 359                 break;
 360
 361         case OPTi9XX_HW_82C928:
 362         case OPTi9XX_HW_82C929:
 363                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 364                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 365                 /*
 366                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
 367                 */
 368                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
 369 #ifdef CS4231
 370                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 371 #else
 372                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 373 #endif  /* CS4231 */
 374                 break;
 375
 376 #else   /* OPTi93X */
 377         case OPTi9XX_HW_82C931:
 378                 /* disable 3D sound (set GPIO1 as output, low) */
 379                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);
 380                 /* fall through */
 381         case OPTi9XX_HW_82C933:
 382                 /*
 383                  * The BTC 1817DW has QS1000 wavetable which is connected
 384                  * to the serial digital input of the OPTI931.
 385                  */
 386                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
 387                 /*
 388                  * This bit sets OPTI931 to automaticaly select FM
 389                  * or digital input signal.
 390                  */
 391                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
 392                 /* fall through */
 393         case OPTi9XX_HW_82C930:
 394                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
 395                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
 396                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
 397                         (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
 398                         0x34);
 399                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
 400                 break;
 401 #endif  /* OPTi93X */
 402
 403         default:
 404                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 405                 return -EINVAL;
 406         }
 407
 408         /* PnP resource says it decodes only 10 bits of address */
 409         switch (port & 0x3ff) {
 410         case 0x130:
 411                 chip->wss_base = 0x530;
 412                 wss_base_bits = 0x00;
 413                 break;
 414         case 0x204:
 415                 chip->wss_base = 0x604;
 416                 wss_base_bits = 0x03;
 417                 break;
 418         case 0x280:
 419                 chip->wss_base = 0xe80;
 420                 wss_base_bits = 0x01;
 421                 break;
 422         case 0x340:
 423                 chip->wss_base = 0xf40;
 424                 wss_base_bits = 0x02;
 425                 break;
 426         default:
 427                 snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", port);
 428                 goto __skip_base;
 429         }
 430         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
 431
 432 __skip_base:
 433         switch (irq) {
 434 //#ifdef OPTi93X
 435         case 5:
 436                 irq_bits = 0x05;
 437                 break;
 438 //#endif        /* OPTi93X */
 439         case 7:
 440                 irq_bits = 0x01;
 441                 break;
 442         case 9:
 443                 irq_bits = 0x02;
 444                 break;
 445         case 10:
 446                 irq_bits = 0x03;
 447                 break;
 448         case 11:
 449                 irq_bits = 0x04;
 450                 break;
 451         default:
 452                 snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
 453                 goto __skip_resources;
 454         }
 455
 456         switch (dma1) {
 457         case 0:
 458                 dma_bits = 0x01;
 459                 break;
 460         case 1:
 461                 dma_bits = 0x02;
 462                 break;
 463         case 3:
 464                 dma_bits = 0x03;
 465                 break;
 466         default:
 467                 snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
 468                 goto __skip_resources;
 469         }
 470
 471 #if defined(CS4231) || defined(OPTi93X)
 472         if (dma1 == dma2) {
 473                 snd_printk(KERN_ERR "don't want to share dmas\n");
 474                 return -EBUSY;
 475         }
 476
 477         switch (dma2) {
 478         case 0:
 479         case 1:
 480                 break;
 481         default:
 482                 snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
 483                 goto __skip_resources;
 484         }
 485         dma_bits |= 0x04;
 486 #endif  /* CS4231 || OPTi93X */
 487
 488 #ifndef OPTi93X
 489          outb(irq_bits << 3 | dma_bits, chip->wss_base);
 490 #else /* OPTi93X */
 491         snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
 492 #endif /* OPTi93X */
 493
 494 __skip_resources:
 495         if (chip->hardware > OPTi9XX_HW_82C928) {
 496                 switch (mpu_port) {
 497                 case 0:
 498                 case -1:
 499                         break;
 500                 case 0x300:
 501                         mpu_port_bits = 0x03;
 502                         break;
 503                 case 0x310:
 504                         mpu_port_bits = 0x02;
 505                         break;
 506                 case 0x320:
 507                         mpu_port_bits = 0x01;
 508                         break;
 509                 case 0x330:
 510                         mpu_port_bits = 0x00;
 511                         break;
 512                 default:
 513                         snd_printk(KERN_WARNING
 514                                    "MPU-401 port 0x%lx not valid\n", mpu_port);
 515                         goto __skip_mpu;
 516                 }
 517
 518                 switch (mpu_irq) {
 519                 case 5:
 520                         mpu_irq_bits = 0x02;
 521                         break;
 522                 case 7:
 523                         mpu_irq_bits = 0x03;
 524                         break;
 525                 case 9:
 526                         mpu_irq_bits = 0x00;
 527                         break;
 528                 case 10:
 529                         mpu_irq_bits = 0x01;
 530                         break;
 531                 default:
 532                         snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
 533                                 mpu_irq);
 534                         goto __skip_mpu;
 535                 }
 536
 537                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
 538                         (mpu_port <= 0) ? 0x00 :
 539                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
 540                         0xf8);
 541         }
 542 __skip_mpu:
 543
 544         return 0;
 545 }
 546
 547 #ifdef OPTi93X
 548
 549 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
 550 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
 551 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
 552
 553 static struct snd_kcontrol_new snd_opti93x_controls[] = {
 554 WSS_DOUBLE("Master Playback Switch", 0,
 555                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
 556 WSS_DOUBLE_TLV("Master Playback Volume", 0,
 557                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
 558                 db_scale_5bit_3db_step),
 559 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
 560                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,
 561                 db_scale_5bit),
 562 WSS_DOUBLE_TLV("FM Playback Volume", 0,
 563                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,
 564                 db_scale_4bit_12db_max),
 565 WSS_DOUBLE("Line Playback Switch", 0,
 566                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 567 WSS_DOUBLE_TLV("Line Playback Volume", 0,
 568                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,
 569                 db_scale_4bit_12db_max),
 570 WSS_DOUBLE("Mic Playback Switch", 0,
 571                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
 572 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
 573                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,
 574                 db_scale_4bit_12db_max),
 575 WSS_DOUBLE_TLV("CD Playback Volume", 0,
 576                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,
 577                 db_scale_4bit_12db_max),
 578 WSS_DOUBLE("Aux Playback Switch", 0,
 579                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
 580 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
 581                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,
 582                 db_scale_4bit_12db_max),
 583 };
 584
 585 static int snd_opti93x_mixer(struct snd_wss *chip)
 586 {
 587         struct snd_card *card;
 588         unsigned int idx;
 589         struct snd_ctl_elem_id id1, id2;
 590         int err;
 591
 592         if (snd_BUG_ON(!chip || !chip->pcm))
 593                 return -EINVAL;
 594
 595         card = chip->card;
 596
 597         strcpy(card->mixername, chip->pcm->name);
 598
 599         memset(&id1, 0, sizeof(id1));
 600         memset(&id2, 0, sizeof(id2));
 601         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 602         /* reassign AUX0 switch to CD */
 603         strcpy(id1.name, "Aux Playback Switch");
 604         strcpy(id2.name, "CD Playback Switch");
 605         err = snd_ctl_rename_id(card, &id1, &id2);
 606         if (err < 0) {
 607                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 608                 return err;
 609         }
 610         /* reassign AUX1 switch to FM */
 611         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
 612         strcpy(id2.name, "FM Playback Switch");
 613         err = snd_ctl_rename_id(card, &id1, &id2);
 614         if (err < 0) {
 615                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 616                 return err;
 617         }
 618         /* remove AUX1 volume */
 619         strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
 620         snd_ctl_remove_id(card, &id1);
 621
 622         /* Replace WSS volume controls with OPTi93x volume controls */
 623         id1.index = 0;
 624         for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
 625                 strcpy(id1.name, snd_opti93x_controls[idx].name);
 626                 snd_ctl_remove_id(card, &id1);
 627
 628                 err = snd_ctl_add(card,
 629                                 snd_ctl_new1(&snd_opti93x_controls[idx], chip));
 630                 if (err < 0)
 631                         return err;
 632         }
 633         return 0;
 634 }
 635
 636 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
 637 {
 638         struct snd_opti9xx *chip = dev_id;
 639         struct snd_wss *codec = chip->codec;
 640         unsigned char status;
 641
 642         if (!codec)
 643                 return IRQ_HANDLED;
 644
 645         status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
 646         if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
 647                 snd_pcm_period_elapsed(codec->playback_substream);
 648         if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
 649                 snd_wss_overrange(codec);
 650                 snd_pcm_period_elapsed(codec->capture_substream);
 651         }
 652         outb(0x00, OPTi93X_PORT(codec, STATUS));
 653         return IRQ_HANDLED;
 654 }
 655
 656 #endif /* OPTi93X */
 657
 658 static int snd_opti9xx_read_check(struct snd_opti9xx *chip)
 659 {
 660         unsigned char value;
 661 #ifdef OPTi93X
 662         unsigned long flags;
 663 #endif
 664
 665         chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
 666                                            "OPTi9xx MC");
 667         if (chip->res_mc_base == NULL)
 668                 return -EBUSY;
 669 #ifndef OPTi93X
 670         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
 671         if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
 672                 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
 673                         return 0;
 674 #else   /* OPTi93X */
 675         chip->res_mc_indir = request_region(chip->mc_indir_index, 2,
 676                                             "OPTi93x MC");
 677         if (chip->res_mc_indir == NULL)
 678                 return -EBUSY;
 679
 680         spin_lock_irqsave(&chip->lock, flags);
 681         outb(chip->password, chip->mc_base + chip->pwd_reg);
 682         outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
 683         spin_unlock_irqrestore(&chip->lock, flags);
 684
 685         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
 686         snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
 687         if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
 688                 return 0;
 689
 690         release_and_free_resource(chip->res_mc_indir);
 691         chip->res_mc_indir = NULL;
 692 #endif  /* OPTi93X */
 693         release_and_free_resource(chip->res_mc_base);
 694         chip->res_mc_base = NULL;
 695
 696         return -ENODEV;
 697 }
 698
 699 static int snd_card_opti9xx_detect(struct snd_card *card,
 700                                    struct snd_opti9xx *chip)
 701 {
 702         int i, err;
 703
 704 #ifndef OPTi93X
 705         for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
 706 #else
 707         for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
 708 #endif
 709                 err = snd_opti9xx_init(chip, i);
 710                 if (err < 0)
 711                         return err;
 712
 713                 err = snd_opti9xx_read_check(chip);
 714                 if (err == 0)
 715                         return 1;
 716 #ifdef OPTi93X
 717                 chip->mc_indir_index = 0;
 718 #endif
 719         }
 720         return -ENODEV;
 721 }
 722
 723 #ifdef CONFIG_PNP
 724 static int snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
 725                                 struct pnp_card_link *card,
 726                                 const struct pnp_card_device_id *pid)
 727 {
 728         struct pnp_dev *pdev;
 729         int err;
 730         struct pnp_dev *devmpu;
 731 #ifndef OPTi93X
 732         struct pnp_dev *devmc;
 733 #endif
 734
 735         pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
 736         if (pdev == NULL)
 737                 return -EBUSY;
 738
 739         err = pnp_activate_dev(pdev);
 740         if (err < 0) {
 741                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
 742                 return err;
 743         }
 744
 745 #ifdef OPTi93X
 746         port = pnp_port_start(pdev, 0) - 4;
 747         fm_port = pnp_port_start(pdev, 1) + 8;
 748         /* adjust mc_indir_index - some cards report it at 0xe?d,
 749            other at 0xe?c but it really is always at 0xe?e */
 750         chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
 751 #else
 752         devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
 753         if (devmc == NULL)
 754                 return -EBUSY;
 755
 756         err = pnp_activate_dev(devmc);
 757         if (err < 0) {
 758                 snd_printk(KERN_ERR "MC pnp configure failure: %d\n", err);
 759                 return err;
 760         }
 761
 762         port = pnp_port_start(pdev, 1);
 763         fm_port = pnp_port_start(pdev, 2) + 8;
 764         /*
 765          * The MC(0) is never accessed and card does not
 766          * include it in the PnP resource range. OPTI93x include it.
 767          */
 768         chip->mc_base = pnp_port_start(devmc, 0) - 1;
 769         chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
 770 #endif  /* OPTi93X */
 771         irq = pnp_irq(pdev, 0);
 772         dma1 = pnp_dma(pdev, 0);
 773 #if defined(CS4231) || defined(OPTi93X)
 774         dma2 = pnp_dma(pdev, 1);
 775 #endif  /* CS4231 || OPTi93X */
 776
 777         devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
 778
 779         if (devmpu && mpu_port > 0) {
 780                 err = pnp_activate_dev(devmpu);
 781                 if (err < 0) {
 782                         snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
 783                         mpu_port = -1;
 784                 } else {
 785                         mpu_port = pnp_port_start(devmpu, 0);
 786                         mpu_irq = pnp_irq(devmpu, 0);
 787                 }
 788         }
 789         return pid->driver_data;
 790 }
 791 #endif  /* CONFIG_PNP */
 792
 793 static void snd_card_opti9xx_free(struct snd_card *card)
 794 {
 795         struct snd_opti9xx *chip = card->private_data;
 796
 797         if (chip) {
 798 #ifdef OPTi93X
 799                 if (chip->irq > 0) {
 800                         disable_irq(chip->irq);
 801                         free_irq(chip->irq, chip);
 802                 }
 803                 release_and_free_resource(chip->res_mc_indir);
 804 #endif
 805                 release_and_free_resource(chip->res_mc_base);
 806         }
 807 }
 808
 809 static int snd_opti9xx_probe(struct snd_card *card)
 810 {
 811         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
 812         int error;
 813         int xdma2;
 814         struct snd_opti9xx *chip = card->private_data;
 815         struct snd_wss *codec;
 816         struct snd_rawmidi *rmidi;
 817         struct snd_hwdep *synth;
 818
 819 #if defined(CS4231) || defined(OPTi93X)
 820         xdma2 = dma2;
 821 #else
 822         xdma2 = -1;
 823 #endif
 824
 825         if (port == SNDRV_AUTO_PORT) {
 826                 port = snd_legacy_find_free_ioport(possible_ports, 4);
 827                 if (port < 0) {
 828                         snd_printk(KERN_ERR "unable to find a free WSS port\n");
 829                         return -EBUSY;
 830                 }
 831         }
 832         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
 833                                       mpu_port, mpu_irq);
 834         if (error)
 835                 return error;
 836
 837         error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
 838 #ifdef OPTi93X
 839                                WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
 840 #else
 841                                WSS_HW_DETECT, 0,
 842 #endif
 843                                &codec);
 844         if (error < 0)
 845                 return error;
 846         chip->codec = codec;
 847         error = snd_wss_pcm(codec, 0);
 848         if (error < 0)
 849                 return error;
 850         error = snd_wss_mixer(codec);
 851         if (error < 0)
 852                 return error;
 853 #ifdef OPTi93X
 854         error = snd_opti93x_mixer(codec);
 855         if (error < 0)
 856                 return error;
 857 #endif
 858 #ifdef CS4231
 859         error = snd_wss_timer(codec, 0);
 860         if (error < 0)
 861                 return error;
 862 #endif
 863 #ifdef OPTi93X
 864         error = request_irq(irq, snd_opti93x_interrupt,
 865                             0, DEV_NAME" - WSS", chip);
 866         if (error < 0) {
 867                 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", irq);
 868                 return error;
 869         }
 870 #endif
 871         chip->irq = irq;
 872         strcpy(card->driver, chip->name);
 873         sprintf(card->shortname, "OPTi %s", card->driver);
 874 #if defined(CS4231) || defined(OPTi93X)
 875         snprintf(card->longname, sizeof(card->longname),
 876                  "%s, %s at 0x%lx, irq %d, dma %d&%d",
 877                  card->shortname, codec->pcm->name,
 878                  chip->wss_base + 4, irq, dma1, xdma2);
 879 #else
 880         snprintf(card->longname, sizeof(card->longname),
 881                  "%s, %s at 0x%lx, irq %d, dma %d",
 882                  card->shortname, codec->pcm->name, chip->wss_base + 4, irq,
 883                  dma1);
 884 #endif  /* CS4231 || OPTi93X */
 885
 886         if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
 887                 rmidi = NULL;
 888         else {
 889                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
 890                                 mpu_port, 0, mpu_irq, &rmidi);
 891                 if (error)
 892                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
 893                                    mpu_port);
 894         }
 895
 896         if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
 897                 struct snd_opl3 *opl3 = NULL;
 898 #ifndef OPTi93X
 899                 if (chip->hardware == OPTi9XX_HW_82C928 ||
 900                     chip->hardware == OPTi9XX_HW_82C929 ||
 901                     chip->hardware == OPTi9XX_HW_82C924) {
 902                         struct snd_opl4 *opl4;
 903                         /* assume we have an OPL4 */
 904                         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 905                                                0x20, 0x20);
 906                         if (snd_opl4_create(card, fm_port, fm_port - 8,
 907                                             2, &opl3, &opl4) < 0) {
 908                                 /* no luck, use OPL3 instead */
 909                                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 910                                                        0x00, 0x20);
 911                         }
 912                 }
 913 #endif  /* !OPTi93X */
 914                 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
 915                                              OPL3_HW_AUTO, 0, &opl3) < 0) {
 916                         snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
 917                                    fm_port, fm_port + 4 - 1);
 918                 }
 919                 if (opl3) {
 920                         error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
 921                         if (error < 0)
 922                                 return error;
 923                 }
 924         }
 925
 926         return snd_card_register(card);
 927 }
 928
 929 static int snd_opti9xx_card_new(struct device *pdev, struct snd_card **cardp)
 930 {
 931         struct snd_card *card;
 932         int err;
 933
 934         err = snd_card_new(pdev, index, id, THIS_MODULE,
 935                            sizeof(struct snd_opti9xx), &card);
 936         if (err < 0)
 937                 return err;
 938         card->private_free = snd_card_opti9xx_free;
 939         *cardp = card;
 940         return 0;
 941 }
 942
 943 static int snd_opti9xx_isa_match(struct device *devptr,
 944                                  unsigned int dev)
 945 {
 946 #ifdef CONFIG_PNP
 947         if (snd_opti9xx_pnp_is_probed)
 948                 return 0;
 949         if (isapnp)
 950                 return 0;
 951 #endif
 952         return 1;
 953 }
 954
 955 static int snd_opti9xx_isa_probe(struct device *devptr,
 956                                  unsigned int dev)
 957 {
 958         struct snd_card *card;
 959         int error;
 960         static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
 961 #ifdef OPTi93X
 962         static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
 963 #else
 964         static int possible_irqs[] = {9, 10, 11, 7, -1};
 965 #endif  /* OPTi93X */
 966         static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
 967         static int possible_dma1s[] = {3, 1, 0, -1};
 968 #if defined(CS4231) || defined(OPTi93X)
 969         static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
 970 #endif  /* CS4231 || OPTi93X */
 971
 972         if (mpu_port == SNDRV_AUTO_PORT) {
 973                 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
 974                         snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
 975                         return -EBUSY;
 976                 }
 977         }
 978         if (irq == SNDRV_AUTO_IRQ) {
 979                 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
 980                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
 981                         return -EBUSY;
 982                 }
 983         }
 984         if (mpu_irq == SNDRV_AUTO_IRQ) {
 985                 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
 986                         snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
 987                         return -EBUSY;
 988                 }
 989         }
 990         if (dma1 == SNDRV_AUTO_DMA) {
 991                 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
 992                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
 993                         return -EBUSY;
 994                 }
 995         }
 996 #if defined(CS4231) || defined(OPTi93X)
 997         if (dma2 == SNDRV_AUTO_DMA) {
 998                 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
 999                         snd_printk(KERN_ERR "unable to find a free DMA2\n");
1000                         return -EBUSY;
1001                 }
1002         }
1003 #endif
1004
1005         error = snd_opti9xx_card_new(devptr, &card);
1006         if (error < 0)
1007                 return error;
1008
1009         if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
1010                 snd_card_free(card);
1011                 return error;
1012         }
1013         if ((error = snd_opti9xx_probe(card)) < 0) {
1014                 snd_card_free(card);
1015                 return error;
1016         }
1017         dev_set_drvdata(devptr, card);
1018         return 0;
1019 }
1020
1021 static int snd_opti9xx_isa_remove(struct device *devptr,
1022                                   unsigned int dev)
1023 {
1024         snd_card_free(dev_get_drvdata(devptr));
1025         return 0;
1026 }
1027
1028 #ifdef CONFIG_PM
1029 static int snd_opti9xx_suspend(struct snd_card *card)
1030 {
1031         struct snd_opti9xx *chip = card->private_data;
1032
1033         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1034         chip->codec->suspend(chip->codec);
1035         return 0;
1036 }
1037
1038 static int snd_opti9xx_resume(struct snd_card *card)
1039 {
1040         struct snd_opti9xx *chip = card->private_data;
1041         int error, xdma2;
1042 #if defined(CS4231) || defined(OPTi93X)
1043         xdma2 = dma2;
1044 #else
1045         xdma2 = -1;
1046 #endif
1047
1048         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
1049                                       mpu_port, mpu_irq);
1050         if (error)
1051                 return error;
1052         chip->codec->resume(chip->codec);
1053         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1054         return 0;
1055 }
1056
1057 static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,
1058                                    pm_message_t state)
1059 {
1060         return snd_opti9xx_suspend(dev_get_drvdata(dev));
1061 }
1062
1063 static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)
1064 {
1065         return snd_opti9xx_resume(dev_get_drvdata(dev));
1066 }
1067 #endif
1068
1069 static struct isa_driver snd_opti9xx_driver = {
1070         .match          = snd_opti9xx_isa_match,
1071         .probe          = snd_opti9xx_isa_probe,
1072         .remove         = snd_opti9xx_isa_remove,
1073 #ifdef CONFIG_PM
1074         .suspend        = snd_opti9xx_isa_suspend,
1075         .resume         = snd_opti9xx_isa_resume,
1076 #endif
1077         .driver         = {
1078                 .name   = DEV_NAME
1079         },
1080 };
1081
1082 #ifdef CONFIG_PNP
1083 static int snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1084                                  const struct pnp_card_device_id *pid)
1085 {
1086         struct snd_card *card;
1087         int error, hw;
1088         struct snd_opti9xx *chip;
1089
1090         if (snd_opti9xx_pnp_is_probed)
1091                 return -EBUSY;
1092         if (! isapnp)
1093                 return -ENODEV;
1094         error = snd_opti9xx_card_new(&pcard->card->dev, &card);
1095         if (error < 0)
1096                 return error;
1097         chip = card->private_data;
1098
1099         hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1100         switch (hw) {
1101         case 0x0924:
1102                 hw = OPTi9XX_HW_82C924;
1103                 break;
1104         case 0x0925:
1105                 hw = OPTi9XX_HW_82C925;
1106                 break;
1107         case 0x0931:
1108                 hw = OPTi9XX_HW_82C931;
1109                 break;
1110         default:
1111                 snd_card_free(card);
1112                 return -ENODEV;
1113         }
1114
1115         if ((error = snd_opti9xx_init(chip, hw))) {
1116                 snd_card_free(card);
1117                 return error;
1118         }
1119         error = snd_opti9xx_read_check(chip);
1120         if (error) {
1121                 snd_printk(KERN_ERR "OPTI chip not found\n");
1122                 snd_card_free(card);
1123                 return error;
1124         }
1125         if ((error = snd_opti9xx_probe(card)) < 0) {
1126                 snd_card_free(card);
1127                 return error;
1128         }
1129         pnp_set_card_drvdata(pcard, card);
1130         snd_opti9xx_pnp_is_probed = 1;
1131         return 0;
1132 }
1133
1134 static void snd_opti9xx_pnp_remove(struct pnp_card_link *pcard)
1135 {
1136         snd_card_free(pnp_get_card_drvdata(pcard));
1137         pnp_set_card_drvdata(pcard, NULL);
1138         snd_opti9xx_pnp_is_probed = 0;
1139 }
1140
1141 #ifdef CONFIG_PM
1142 static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,
1143                                    pm_message_t state)
1144 {
1145         return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));
1146 }
1147
1148 static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)
1149 {
1150         return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));
1151 }
1152 #endif
1153
1154 static struct pnp_card_driver opti9xx_pnpc_driver = {
1155         .flags          = PNP_DRIVER_RES_DISABLE,
1156         .name           = DEV_NAME,
1157         .id_table       = snd_opti9xx_pnpids,
1158         .probe          = snd_opti9xx_pnp_probe,
1159         .remove         = snd_opti9xx_pnp_remove,
1160 #ifdef CONFIG_PM
1161         .suspend        = snd_opti9xx_pnp_suspend,
1162         .resume         = snd_opti9xx_pnp_resume,
1163 #endif
1164 };
1165 #endif
1166
1167 #ifdef OPTi93X
1168 #define CHIP_NAME       "82C93x"
1169 #else
1170 #define CHIP_NAME       "82C92x"
1171 #endif
1172
1173 static int __init alsa_card_opti9xx_init(void)
1174 {
1175 #ifdef CONFIG_PNP
1176         pnp_register_card_driver(&opti9xx_pnpc_driver);
1177         if (snd_opti9xx_pnp_is_probed)
1178                 return 0;
1179         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1180 #endif
1181         return isa_register_driver(&snd_opti9xx_driver, 1);
1182 }
1183
1184 static void __exit alsa_card_opti9xx_exit(void)
1185 {
1186         if (!snd_opti9xx_pnp_is_probed) {
1187                 isa_unregister_driver(&snd_opti9xx_driver);
1188                 return;
1189         }
1190 #ifdef CONFIG_PNP
1191         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1192 #endif
1193 }
1194
1195 module_init(alsa_card_opti9xx_init)
1196 module_exit(alsa_card_opti9xx_exit)