sound/isa/opti9xx/opti92x-ad1848.c

   1 /*
   2     card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
   3     Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>
   4
   5     Part of this code was developed at the Italian Ministry of Air Defence,
   6     Sixth Division (oh, che pace ...), Rome.
   7
   8     Thanks to Maria Grazia Pollarini, Salvatore Vassallo.
   9
  10     This program is free software; you can redistribute it and/or modify
  11     it under the terms of the GNU General Public License as published by
  12     the Free Software Foundation; either version 2 of the License, or
  13     (at your option) any later version.
  14
  15     This program is distributed in the hope that it will be useful,
  16     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18     GNU General Public License for more details.
  19
  20     You should have received a copy of the GNU General Public License
  21     along with this program; if not, write to the Free Software
  22     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  23 */
  24
  25
  26 #include <linux/init.h>
  27 #include <linux/err.h>
  28 #include <linux/isa.h>
  29 #include <linux/delay.h>
  30 #include <linux/pnp.h>
  31 #include <linux/module.h>
  32 #include <linux/io.h>
  33 #include <asm/dma.h>
  34 #include <sound/core.h>
  35 #include <sound/tlv.h>
  36 #include <sound/wss.h>
  37 #include <sound/mpu401.h>
  38 #include <sound/opl3.h>
  39 #ifndef OPTi93X
  40 #include <sound/opl4.h>
  41 #endif
  42 #define SNDRV_LEGACY_FIND_FREE_IOPORT
  43 #define SNDRV_LEGACY_FIND_FREE_IRQ
  44 #define SNDRV_LEGACY_FIND_FREE_DMA
  45 #include <sound/initval.h>
  46
  47 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
  48 MODULE_LICENSE("GPL");
  49 #ifdef OPTi93X
  50 MODULE_DESCRIPTION("OPTi93X");
  51 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
  52 #else   /* OPTi93X */
  53 #ifdef CS4231
  54 MODULE_DESCRIPTION("OPTi92X - CS4231");
  55 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
  56                 "{OPTi,82C925 (CS4231)}}");
  57 #else   /* CS4231 */
  58 MODULE_DESCRIPTION("OPTi92X - AD1848");
  59 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
  60                 "{OPTi,82C925 (AD1848)},"
  61                 "{OAK,Mozart}}");
  62 #endif  /* CS4231 */
  63 #endif  /* OPTi93X */
  64
  65 static int index = SNDRV_DEFAULT_IDX1;  /* Index 0-MAX */
  66 static char *id = SNDRV_DEFAULT_STR1;           /* ID for this card */
  67 //static bool enable = SNDRV_DEFAULT_ENABLE1;   /* Enable this card */
  68 #ifdef CONFIG_PNP
  69 static bool isapnp = true;                      /* Enable ISA PnP detection */
  70 #endif
  71 static long port = SNDRV_DEFAULT_PORT1;         /* 0x530,0xe80,0xf40,0x604 */
  72 static long mpu_port = SNDRV_DEFAULT_PORT1;     /* 0x300,0x310,0x320,0x330 */
  73 static long fm_port = SNDRV_DEFAULT_PORT1;      /* 0x388 */
  74 static int irq = SNDRV_DEFAULT_IRQ1;            /* 5,7,9,10,11 */
  75 static int mpu_irq = SNDRV_DEFAULT_IRQ1;        /* 5,7,9,10 */
  76 static int dma1 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  77 #if defined(CS4231) || defined(OPTi93X)
  78 static int dma2 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  79 #endif  /* CS4231 || OPTi93X */
  80
  81 module_param(index, int, 0444);
  82 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
  83 module_param(id, charp, 0444);
  84 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
  85 //module_param(enable, bool, 0444);
  86 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
  87 #ifdef CONFIG_PNP
  88 module_param(isapnp, bool, 0444);
  89 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
  90 #endif
  91 module_param(port, long, 0444);
  92 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
  93 module_param(mpu_port, long, 0444);
  94 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
  95 module_param(fm_port, long, 0444);
  96 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
  97 module_param(irq, int, 0444);
  98 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
  99 module_param(mpu_irq, int, 0444);
 100 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
 101 module_param(dma1, int, 0444);
 102 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
 103 #if defined(CS4231) || defined(OPTi93X)
 104 module_param(dma2, int, 0444);
 105 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
 106 #endif  /* CS4231 || OPTi93X */
 107
 108 #define OPTi9XX_HW_82C928       1
 109 #define OPTi9XX_HW_82C929       2
 110 #define OPTi9XX_HW_82C924       3
 111 #define OPTi9XX_HW_82C925       4
 112 #define OPTi9XX_HW_82C930       5
 113 #define OPTi9XX_HW_82C931       6
 114 #define OPTi9XX_HW_82C933       7
 115 #define OPTi9XX_HW_LAST         OPTi9XX_HW_82C933
 116
 117 #define OPTi9XX_MC_REG(n)       n
 118
 119 #ifdef OPTi93X
 120
 121 #define OPTi93X_STATUS                  0x02
 122 #define OPTi93X_PORT(chip, r)           ((chip)->port + OPTi93X_##r)
 123
 124 #define OPTi93X_IRQ_PLAYBACK            0x04
 125 #define OPTi93X_IRQ_CAPTURE             0x08
 126
 127 #endif /* OPTi93X */
 128
 129 struct snd_opti9xx {
 130         unsigned short hardware;
 131         unsigned char password;
 132         char name[7];
 133
 134         unsigned long mc_base;
 135         struct resource *res_mc_base;
 136         unsigned long mc_base_size;
 137 #ifdef OPTi93X
 138         unsigned long mc_indir_index;
 139         struct resource *res_mc_indir;
 140 #endif  /* OPTi93X */
 141         struct snd_wss *codec;
 142         unsigned long pwd_reg;
 143
 144         spinlock_t lock;
 145
 146         long wss_base;
 147         int irq;
 148 };
 149
 150 static int snd_opti9xx_pnp_is_probed;
 151
 152 #ifdef CONFIG_PNP
 153
 154 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
 155 #ifndef OPTi93X
 156         /* OPTi 82C924 */
 157         { .id = "OPT0924",
 158           .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },
 159           .driver_data = 0x0924 },
 160         /* OPTi 82C925 */
 161         { .id = "OPT0925",
 162           .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },
 163           .driver_data = 0x0925 },
 164 #else
 165         /* OPTi 82C931/3 */
 166         { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },
 167           .driver_data = 0x0931 },
 168 #endif  /* OPTi93X */
 169         { .id = "" }
 170 };
 171
 172 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
 173
 174 #endif  /* CONFIG_PNP */
 175
 176 #define DEV_NAME KBUILD_MODNAME
 177
 178 static char * snd_opti9xx_names[] = {
 179         "unknown",
 180         "82C928",       "82C929",
 181         "82C924",       "82C925",
 182         "82C930",       "82C931",       "82C933"
 183 };
 184
 185 static int snd_opti9xx_init(struct snd_opti9xx *chip,
 186                             unsigned short hardware)
 187 {
 188         static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
 189
 190         chip->hardware = hardware;
 191         strcpy(chip->name, snd_opti9xx_names[hardware]);
 192
 193         spin_lock_init(&chip->lock);
 194
 195         chip->irq = -1;
 196
 197 #ifndef OPTi93X
 198 #ifdef CONFIG_PNP
 199         if (isapnp && chip->mc_base)
 200                 /* PnP resource gives the least 10 bits */
 201                 chip->mc_base |= 0xc00;
 202         else
 203 #endif  /* CONFIG_PNP */
 204         {
 205                 chip->mc_base = 0xf8c;
 206                 chip->mc_base_size = opti9xx_mc_size[hardware];
 207         }
 208 #else
 209                 chip->mc_base_size = opti9xx_mc_size[hardware];
 210 #endif
 211
 212         switch (hardware) {
 213 #ifndef OPTi93X
 214         case OPTi9XX_HW_82C928:
 215         case OPTi9XX_HW_82C929:
 216                 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
 217                 chip->pwd_reg = 3;
 218                 break;
 219
 220         case OPTi9XX_HW_82C924:
 221         case OPTi9XX_HW_82C925:
 222                 chip->password = 0xe5;
 223                 chip->pwd_reg = 3;
 224                 break;
 225 #else   /* OPTi93X */
 226
 227         case OPTi9XX_HW_82C930:
 228         case OPTi9XX_HW_82C931:
 229         case OPTi9XX_HW_82C933:
 230                 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
 231                 if (!chip->mc_indir_index)
 232                         chip->mc_indir_index = 0xe0e;
 233                 chip->password = 0xe4;
 234                 chip->pwd_reg = 0;
 235                 break;
 236 #endif  /* OPTi93X */
 237
 238         default:
 239                 snd_printk(KERN_ERR "chip %d not supported\n", hardware);
 240                 return -ENODEV;
 241         }
 242         return 0;
 243 }
 244
 245 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
 246                                       unsigned char reg)
 247 {
 248         unsigned long flags;
 249         unsigned char retval = 0xff;
 250
 251         spin_lock_irqsave(&chip->lock, flags);
 252         outb(chip->password, chip->mc_base + chip->pwd_reg);
 253
 254         switch (chip->hardware) {
 255 #ifndef OPTi93X
 256         case OPTi9XX_HW_82C924:
 257         case OPTi9XX_HW_82C925:
 258                 if (reg > 7) {
 259                         outb(reg, chip->mc_base + 8);
 260                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 261                         retval = inb(chip->mc_base + 9);
 262                         break;
 263                 }
 264
 265         case OPTi9XX_HW_82C928:
 266         case OPTi9XX_HW_82C929:
 267                 retval = inb(chip->mc_base + reg);
 268                 break;
 269 #else   /* OPTi93X */
 270
 271         case OPTi9XX_HW_82C930:
 272         case OPTi9XX_HW_82C931:
 273         case OPTi9XX_HW_82C933:
 274                 outb(reg, chip->mc_indir_index);
 275                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 276                 retval = inb(chip->mc_indir_index + 1);
 277                 break;
 278 #endif  /* OPTi93X */
 279
 280         default:
 281                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 282         }
 283
 284         spin_unlock_irqrestore(&chip->lock, flags);
 285         return retval;
 286 }
 287
 288 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
 289                               unsigned char value)
 290 {
 291         unsigned long flags;
 292
 293         spin_lock_irqsave(&chip->lock, flags);
 294         outb(chip->password, chip->mc_base + chip->pwd_reg);
 295
 296         switch (chip->hardware) {
 297 #ifndef OPTi93X
 298         case OPTi9XX_HW_82C924:
 299         case OPTi9XX_HW_82C925:
 300                 if (reg > 7) {
 301                         outb(reg, chip->mc_base + 8);
 302                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 303                         outb(value, chip->mc_base + 9);
 304                         break;
 305                 }
 306
 307         case OPTi9XX_HW_82C928:
 308         case OPTi9XX_HW_82C929:
 309                 outb(value, chip->mc_base + reg);
 310                 break;
 311 #else   /* OPTi93X */
 312
 313         case OPTi9XX_HW_82C930:
 314         case OPTi9XX_HW_82C931:
 315         case OPTi9XX_HW_82C933:
 316                 outb(reg, chip->mc_indir_index);
 317                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 318                 outb(value, chip->mc_indir_index + 1);
 319                 break;
 320 #endif  /* OPTi93X */
 321
 322         default:
 323                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 324         }
 325
 326         spin_unlock_irqrestore(&chip->lock, flags);
 327 }
 328
 329
 330 static inline void snd_opti9xx_write_mask(struct snd_opti9xx *chip,
 331                 unsigned char reg, unsigned char value, unsigned char mask)
 332 {
 333         unsigned char oldval = snd_opti9xx_read(chip, reg);
 334
 335         snd_opti9xx_write(chip, reg, (oldval & ~mask) | (value & mask));
 336 }
 337
 338 static int snd_opti9xx_configure(struct snd_opti9xx *chip,
 339                                            long port,
 340                                            int irq, int dma1, int dma2,
 341                                            long mpu_port, int mpu_irq)
 342 {
 343         unsigned char wss_base_bits;
 344         unsigned char irq_bits;
 345         unsigned char dma_bits;
 346         unsigned char mpu_port_bits = 0;
 347         unsigned char mpu_irq_bits;
 348
 349         switch (chip->hardware) {
 350 #ifndef OPTi93X
 351         case OPTi9XX_HW_82C924:
 352                 /* opti 929 mode (?), OPL3 clock output, audio enable */
 353                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
 354                 /* enable wave audio */
 355                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
 356
 357         case OPTi9XX_HW_82C925:
 358                 /* enable WSS mode */
 359                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 360                 /* OPL3 FM synthesis */
 361                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 362                 /* disable Sound Blaster IRQ and DMA */
 363                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
 364 #ifdef CS4231
 365                 /* cs4231/4248 fix enabled */
 366                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 367 #else
 368                 /* cs4231/4248 fix disabled */
 369                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 370 #endif  /* CS4231 */
 371                 break;
 372
 373         case OPTi9XX_HW_82C928:
 374         case OPTi9XX_HW_82C929:
 375                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 376                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 377                 /*
 378                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
 379                 */
 380                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
 381 #ifdef CS4231
 382                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 383 #else
 384                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 385 #endif  /* CS4231 */
 386                 break;
 387
 388 #else   /* OPTi93X */
 389         case OPTi9XX_HW_82C931:
 390                 /* disable 3D sound (set GPIO1 as output, low) */
 391                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);
 392         case OPTi9XX_HW_82C933: /* FALL THROUGH */
 393                 /*
 394                  * The BTC 1817DW has QS1000 wavetable which is connected
 395                  * to the serial digital input of the OPTI931.
 396                  */
 397                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
 398                 /*
 399                  * This bit sets OPTI931 to automaticaly select FM
 400                  * or digital input signal.
 401                  */
 402                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
 403         case OPTi9XX_HW_82C930: /* FALL THROUGH */
 404                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
 405                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
 406                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
 407                         (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
 408                         0x34);
 409                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
 410                 break;
 411 #endif  /* OPTi93X */
 412
 413         default:
 414                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 415                 return -EINVAL;
 416         }
 417
 418         /* PnP resource says it decodes only 10 bits of address */
 419         switch (port & 0x3ff) {
 420         case 0x130:
 421                 chip->wss_base = 0x530;
 422                 wss_base_bits = 0x00;
 423                 break;
 424         case 0x204:
 425                 chip->wss_base = 0x604;
 426                 wss_base_bits = 0x03;
 427                 break;
 428         case 0x280:
 429                 chip->wss_base = 0xe80;
 430                 wss_base_bits = 0x01;
 431                 break;
 432         case 0x340:
 433                 chip->wss_base = 0xf40;
 434                 wss_base_bits = 0x02;
 435                 break;
 436         default:
 437                 snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", port);
 438                 goto __skip_base;
 439         }
 440         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
 441
 442 __skip_base:
 443         switch (irq) {
 444 //#ifdef OPTi93X
 445         case 5:
 446                 irq_bits = 0x05;
 447                 break;
 448 //#endif        /* OPTi93X */
 449         case 7:
 450                 irq_bits = 0x01;
 451                 break;
 452         case 9:
 453                 irq_bits = 0x02;
 454                 break;
 455         case 10:
 456                 irq_bits = 0x03;
 457                 break;
 458         case 11:
 459                 irq_bits = 0x04;
 460                 break;
 461         default:
 462                 snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
 463                 goto __skip_resources;
 464         }
 465
 466         switch (dma1) {
 467         case 0:
 468                 dma_bits = 0x01;
 469                 break;
 470         case 1:
 471                 dma_bits = 0x02;
 472                 break;
 473         case 3:
 474                 dma_bits = 0x03;
 475                 break;
 476         default:
 477                 snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
 478                 goto __skip_resources;
 479         }
 480
 481 #if defined(CS4231) || defined(OPTi93X)
 482         if (dma1 == dma2) {
 483                 snd_printk(KERN_ERR "don't want to share dmas\n");
 484                 return -EBUSY;
 485         }
 486
 487         switch (dma2) {
 488         case 0:
 489         case 1:
 490                 break;
 491         default:
 492                 snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
 493                 goto __skip_resources;
 494         }
 495         dma_bits |= 0x04;
 496 #endif  /* CS4231 || OPTi93X */
 497
 498 #ifndef OPTi93X
 499          outb(irq_bits << 3 | dma_bits, chip->wss_base);
 500 #else /* OPTi93X */
 501         snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
 502 #endif /* OPTi93X */
 503
 504 __skip_resources:
 505         if (chip->hardware > OPTi9XX_HW_82C928) {
 506                 switch (mpu_port) {
 507                 case 0:
 508                 case -1:
 509                         break;
 510                 case 0x300:
 511                         mpu_port_bits = 0x03;
 512                         break;
 513                 case 0x310:
 514                         mpu_port_bits = 0x02;
 515                         break;
 516                 case 0x320:
 517                         mpu_port_bits = 0x01;
 518                         break;
 519                 case 0x330:
 520                         mpu_port_bits = 0x00;
 521                         break;
 522                 default:
 523                         snd_printk(KERN_WARNING
 524                                    "MPU-401 port 0x%lx not valid\n", mpu_port);
 525                         goto __skip_mpu;
 526                 }
 527
 528                 switch (mpu_irq) {
 529                 case 5:
 530                         mpu_irq_bits = 0x02;
 531                         break;
 532                 case 7:
 533                         mpu_irq_bits = 0x03;
 534                         break;
 535                 case 9:
 536                         mpu_irq_bits = 0x00;
 537                         break;
 538                 case 10:
 539                         mpu_irq_bits = 0x01;
 540                         break;
 541                 default:
 542                         snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
 543                                 mpu_irq);
 544                         goto __skip_mpu;
 545                 }
 546
 547                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
 548                         (mpu_port <= 0) ? 0x00 :
 549                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
 550                         0xf8);
 551         }
 552 __skip_mpu:
 553
 554         return 0;
 555 }
 556
 557 #ifdef OPTi93X
 558
 559 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
 560 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
 561 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
 562
 563 static struct snd_kcontrol_new snd_opti93x_controls[] = {
 564 WSS_DOUBLE("Master Playback Switch", 0,
 565                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
 566 WSS_DOUBLE_TLV("Master Playback Volume", 0,
 567                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
 568                 db_scale_5bit_3db_step),
 569 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
 570                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,
 571                 db_scale_5bit),
 572 WSS_DOUBLE_TLV("FM Playback Volume", 0,
 573                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,
 574                 db_scale_4bit_12db_max),
 575 WSS_DOUBLE("Line Playback Switch", 0,
 576                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 577 WSS_DOUBLE_TLV("Line Playback Volume", 0,
 578                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,
 579                 db_scale_4bit_12db_max),
 580 WSS_DOUBLE("Mic Playback Switch", 0,
 581                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
 582 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
 583                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,
 584                 db_scale_4bit_12db_max),
 585 WSS_DOUBLE_TLV("CD Playback Volume", 0,
 586                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,
 587                 db_scale_4bit_12db_max),
 588 WSS_DOUBLE("Aux Playback Switch", 0,
 589                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
 590 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
 591                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,
 592                 db_scale_4bit_12db_max),
 593 };
 594
 595 static int snd_opti93x_mixer(struct snd_wss *chip)
 596 {
 597         struct snd_card *card;
 598         unsigned int idx;
 599         struct snd_ctl_elem_id id1, id2;
 600         int err;
 601
 602         if (snd_BUG_ON(!chip || !chip->pcm))
 603                 return -EINVAL;
 604
 605         card = chip->card;
 606
 607         strcpy(card->mixername, chip->pcm->name);
 608
 609         memset(&id1, 0, sizeof(id1));
 610         memset(&id2, 0, sizeof(id2));
 611         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 612         /* reassign AUX0 switch to CD */
 613         strcpy(id1.name, "Aux Playback Switch");
 614         strcpy(id2.name, "CD Playback Switch");
 615         err = snd_ctl_rename_id(card, &id1, &id2);
 616         if (err < 0) {
 617                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 618                 return err;
 619         }
 620         /* reassign AUX1 switch to FM */
 621         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
 622         strcpy(id2.name, "FM Playback Switch");
 623         err = snd_ctl_rename_id(card, &id1, &id2);
 624         if (err < 0) {
 625                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 626                 return err;
 627         }
 628         /* remove AUX1 volume */
 629         strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
 630         snd_ctl_remove_id(card, &id1);
 631
 632         /* Replace WSS volume controls with OPTi93x volume controls */
 633         id1.index = 0;
 634         for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
 635                 strcpy(id1.name, snd_opti93x_controls[idx].name);
 636                 snd_ctl_remove_id(card, &id1);
 637
 638                 err = snd_ctl_add(card,
 639                                 snd_ctl_new1(&snd_opti93x_controls[idx], chip));
 640                 if (err < 0)
 641                         return err;
 642         }
 643         return 0;
 644 }
 645
 646 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
 647 {
 648         struct snd_opti9xx *chip = dev_id;
 649         struct snd_wss *codec = chip->codec;
 650         unsigned char status;
 651
 652         if (!codec)
 653                 return IRQ_HANDLED;
 654
 655         status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
 656         if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
 657                 snd_pcm_period_elapsed(codec->playback_substream);
 658         if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
 659                 snd_wss_overrange(codec);
 660                 snd_pcm_period_elapsed(codec->capture_substream);
 661         }
 662         outb(0x00, OPTi93X_PORT(codec, STATUS));
 663         return IRQ_HANDLED;
 664 }
 665
 666 #endif /* OPTi93X */
 667
 668 static int snd_opti9xx_read_check(struct snd_opti9xx *chip)
 669 {
 670         unsigned char value;
 671 #ifdef OPTi93X
 672         unsigned long flags;
 673 #endif
 674
 675         chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
 676                                            "OPTi9xx MC");
 677         if (chip->res_mc_base == NULL)
 678                 return -EBUSY;
 679 #ifndef OPTi93X
 680         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
 681         if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
 682                 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
 683                         return 0;
 684 #else   /* OPTi93X */
 685         chip->res_mc_indir = request_region(chip->mc_indir_index, 2,
 686                                             "OPTi93x MC");
 687         if (chip->res_mc_indir == NULL)
 688                 return -EBUSY;
 689
 690         spin_lock_irqsave(&chip->lock, flags);
 691         outb(chip->password, chip->mc_base + chip->pwd_reg);
 692         outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
 693         spin_unlock_irqrestore(&chip->lock, flags);
 694
 695         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
 696         snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
 697         if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
 698                 return 0;
 699
 700         release_and_free_resource(chip->res_mc_indir);
 701         chip->res_mc_indir = NULL;
 702 #endif  /* OPTi93X */
 703         release_and_free_resource(chip->res_mc_base);
 704         chip->res_mc_base = NULL;
 705
 706         return -ENODEV;
 707 }
 708
 709 static int snd_card_opti9xx_detect(struct snd_card *card,
 710                                    struct snd_opti9xx *chip)
 711 {
 712         int i, err;
 713
 714 #ifndef OPTi93X
 715         for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
 716 #else
 717         for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
 718 #endif
 719                 err = snd_opti9xx_init(chip, i);
 720                 if (err < 0)
 721                         return err;
 722
 723                 err = snd_opti9xx_read_check(chip);
 724                 if (err == 0)
 725                         return 1;
 726 #ifdef OPTi93X
 727                 chip->mc_indir_index = 0;
 728 #endif
 729         }
 730         return -ENODEV;
 731 }
 732
 733 #ifdef CONFIG_PNP
 734 static int snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
 735                                 struct pnp_card_link *card,
 736                                 const struct pnp_card_device_id *pid)
 737 {
 738         struct pnp_dev *pdev;
 739         int err;
 740         struct pnp_dev *devmpu;
 741 #ifndef OPTi93X
 742         struct pnp_dev *devmc;
 743 #endif
 744
 745         pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
 746         if (pdev == NULL)
 747                 return -EBUSY;
 748
 749         err = pnp_activate_dev(pdev);
 750         if (err < 0) {
 751                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
 752                 return err;
 753         }
 754
 755 #ifdef OPTi93X
 756         port = pnp_port_start(pdev, 0) - 4;
 757         fm_port = pnp_port_start(pdev, 1) + 8;
 758         /* adjust mc_indir_index - some cards report it at 0xe?d,
 759            other at 0xe?c but it really is always at 0xe?e */
 760         chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
 761 #else
 762         devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
 763         if (devmc == NULL)
 764                 return -EBUSY;
 765
 766         err = pnp_activate_dev(devmc);
 767         if (err < 0) {
 768                 snd_printk(KERN_ERR "MC pnp configure failure: %d\n", err);
 769                 return err;
 770         }
 771
 772         port = pnp_port_start(pdev, 1);
 773         fm_port = pnp_port_start(pdev, 2) + 8;
 774         /*
 775          * The MC(0) is never accessed and card does not
 776          * include it in the PnP resource range. OPTI93x include it.
 777          */
 778         chip->mc_base = pnp_port_start(devmc, 0) - 1;
 779         chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
 780 #endif  /* OPTi93X */
 781         irq = pnp_irq(pdev, 0);
 782         dma1 = pnp_dma(pdev, 0);
 783 #if defined(CS4231) || defined(OPTi93X)
 784         dma2 = pnp_dma(pdev, 1);
 785 #endif  /* CS4231 || OPTi93X */
 786
 787         devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
 788
 789         if (devmpu && mpu_port > 0) {
 790                 err = pnp_activate_dev(devmpu);
 791                 if (err < 0) {
 792                         snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
 793                         mpu_port = -1;
 794                 } else {
 795                         mpu_port = pnp_port_start(devmpu, 0);
 796                         mpu_irq = pnp_irq(devmpu, 0);
 797                 }
 798         }
 799         return pid->driver_data;
 800 }
 801 #endif  /* CONFIG_PNP */
 802
 803 static void snd_card_opti9xx_free(struct snd_card *card)
 804 {
 805         struct snd_opti9xx *chip = card->private_data;
 806
 807         if (chip) {
 808 #ifdef OPTi93X
 809                 if (chip->irq > 0) {
 810                         disable_irq(chip->irq);
 811                         free_irq(chip->irq, chip);
 812                 }
 813                 release_and_free_resource(chip->res_mc_indir);
 814 #endif
 815                 release_and_free_resource(chip->res_mc_base);
 816         }
 817 }
 818
 819 static int snd_opti9xx_probe(struct snd_card *card)
 820 {
 821         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
 822         int error;
 823         int xdma2;
 824         struct snd_opti9xx *chip = card->private_data;
 825         struct snd_wss *codec;
 826         struct snd_rawmidi *rmidi;
 827         struct snd_hwdep *synth;
 828
 829 #if defined(CS4231) || defined(OPTi93X)
 830         xdma2 = dma2;
 831 #else
 832         xdma2 = -1;
 833 #endif
 834
 835         if (port == SNDRV_AUTO_PORT) {
 836                 port = snd_legacy_find_free_ioport(possible_ports, 4);
 837                 if (port < 0) {
 838                         snd_printk(KERN_ERR "unable to find a free WSS port\n");
 839                         return -EBUSY;
 840                 }
 841         }
 842         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
 843                                       mpu_port, mpu_irq);
 844         if (error)
 845                 return error;
 846
 847         error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
 848 #ifdef OPTi93X
 849                                WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
 850 #else
 851                                WSS_HW_DETECT, 0,
 852 #endif
 853                                &codec);
 854         if (error < 0)
 855                 return error;
 856         chip->codec = codec;
 857         error = snd_wss_pcm(codec, 0);
 858         if (error < 0)
 859                 return error;
 860         error = snd_wss_mixer(codec);
 861         if (error < 0)
 862                 return error;
 863 #ifdef OPTi93X
 864         error = snd_opti93x_mixer(codec);
 865         if (error < 0)
 866                 return error;
 867 #endif
 868 #ifdef CS4231
 869         error = snd_wss_timer(codec, 0);
 870         if (error < 0)
 871                 return error;
 872 #endif
 873 #ifdef OPTi93X
 874         error = request_irq(irq, snd_opti93x_interrupt,
 875                             0, DEV_NAME" - WSS", chip);
 876         if (error < 0) {
 877                 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", irq);
 878                 return error;
 879         }
 880 #endif
 881         chip->irq = irq;
 882         strcpy(card->driver, chip->name);
 883         sprintf(card->shortname, "OPTi %s", card->driver);
 884 #if defined(CS4231) || defined(OPTi93X)
 885         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
 886                 card->shortname, codec->pcm->name,
 887                 chip->wss_base + 4, irq, dma1, xdma2);
 888 #else
 889         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
 890                 card->shortname, codec->pcm->name, chip->wss_base + 4, irq,
 891                 dma1);
 892 #endif  /* CS4231 || OPTi93X */
 893
 894         if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
 895                 rmidi = NULL;
 896         else {
 897                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
 898                                 mpu_port, 0, mpu_irq, &rmidi);
 899                 if (error)
 900                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
 901                                    mpu_port);
 902         }
 903
 904         if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
 905                 struct snd_opl3 *opl3 = NULL;
 906 #ifndef OPTi93X
 907                 if (chip->hardware == OPTi9XX_HW_82C928 ||
 908                     chip->hardware == OPTi9XX_HW_82C929 ||
 909                     chip->hardware == OPTi9XX_HW_82C924) {
 910                         struct snd_opl4 *opl4;
 911                         /* assume we have an OPL4 */
 912                         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 913                                                0x20, 0x20);
 914                         if (snd_opl4_create(card, fm_port, fm_port - 8,
 915                                             2, &opl3, &opl4) < 0) {
 916                                 /* no luck, use OPL3 instead */
 917                                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 918                                                        0x00, 0x20);
 919                         }
 920                 }
 921 #endif  /* !OPTi93X */
 922                 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
 923                                              OPL3_HW_AUTO, 0, &opl3) < 0) {
 924                         snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
 925                                    fm_port, fm_port + 4 - 1);
 926                 }
 927                 if (opl3) {
 928                         error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
 929                         if (error < 0)
 930                                 return error;
 931                 }
 932         }
 933
 934         return snd_card_register(card);
 935 }
 936
 937 static int snd_opti9xx_card_new(struct device *pdev, struct snd_card **cardp)
 938 {
 939         struct snd_card *card;
 940         int err;
 941
 942         err = snd_card_new(pdev, index, id, THIS_MODULE,
 943                            sizeof(struct snd_opti9xx), &card);
 944         if (err < 0)
 945                 return err;
 946         card->private_free = snd_card_opti9xx_free;
 947         *cardp = card;
 948         return 0;
 949 }
 950
 951 static int snd_opti9xx_isa_match(struct device *devptr,
 952                                  unsigned int dev)
 953 {
 954 #ifdef CONFIG_PNP
 955         if (snd_opti9xx_pnp_is_probed)
 956                 return 0;
 957         if (isapnp)
 958                 return 0;
 959 #endif
 960         return 1;
 961 }
 962
 963 static int snd_opti9xx_isa_probe(struct device *devptr,
 964                                  unsigned int dev)
 965 {
 966         struct snd_card *card;
 967         int error;
 968         static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
 969 #ifdef OPTi93X
 970         static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
 971 #else
 972         static int possible_irqs[] = {9, 10, 11, 7, -1};
 973 #endif  /* OPTi93X */
 974         static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
 975         static int possible_dma1s[] = {3, 1, 0, -1};
 976 #if defined(CS4231) || defined(OPTi93X)
 977         static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
 978 #endif  /* CS4231 || OPTi93X */
 979
 980         if (mpu_port == SNDRV_AUTO_PORT) {
 981                 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
 982                         snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
 983                         return -EBUSY;
 984                 }
 985         }
 986         if (irq == SNDRV_AUTO_IRQ) {
 987                 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
 988                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
 989                         return -EBUSY;
 990                 }
 991         }
 992         if (mpu_irq == SNDRV_AUTO_IRQ) {
 993                 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
 994                         snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
 995                         return -EBUSY;
 996                 }
 997         }
 998         if (dma1 == SNDRV_AUTO_DMA) {
 999                 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
1000                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
1001                         return -EBUSY;
1002                 }
1003         }
1004 #if defined(CS4231) || defined(OPTi93X)
1005         if (dma2 == SNDRV_AUTO_DMA) {
1006                 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
1007                         snd_printk(KERN_ERR "unable to find a free DMA2\n");
1008                         return -EBUSY;
1009                 }
1010         }
1011 #endif
1012
1013         error = snd_opti9xx_card_new(devptr, &card);
1014         if (error < 0)
1015                 return error;
1016
1017         if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
1018                 snd_card_free(card);
1019                 return error;
1020         }
1021         if ((error = snd_opti9xx_probe(card)) < 0) {
1022                 snd_card_free(card);
1023                 return error;
1024         }
1025         dev_set_drvdata(devptr, card);
1026         return 0;
1027 }
1028
1029 static int snd_opti9xx_isa_remove(struct device *devptr,
1030                                   unsigned int dev)
1031 {
1032         snd_card_free(dev_get_drvdata(devptr));
1033         return 0;
1034 }
1035
1036 #ifdef CONFIG_PM
1037 static int snd_opti9xx_suspend(struct snd_card *card)
1038 {
1039         struct snd_opti9xx *chip = card->private_data;
1040
1041         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1042         chip->codec->suspend(chip->codec);
1043         return 0;
1044 }
1045
1046 static int snd_opti9xx_resume(struct snd_card *card)
1047 {
1048         struct snd_opti9xx *chip = card->private_data;
1049         int error, xdma2;
1050 #if defined(CS4231) || defined(OPTi93X)
1051         xdma2 = dma2;
1052 #else
1053         xdma2 = -1;
1054 #endif
1055
1056         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
1057                                       mpu_port, mpu_irq);
1058         if (error)
1059                 return error;
1060         chip->codec->resume(chip->codec);
1061         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1062         return 0;
1063 }
1064
1065 static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,
1066                                    pm_message_t state)
1067 {
1068         return snd_opti9xx_suspend(dev_get_drvdata(dev));
1069 }
1070
1071 static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)
1072 {
1073         return snd_opti9xx_resume(dev_get_drvdata(dev));
1074 }
1075 #endif
1076
1077 static struct isa_driver snd_opti9xx_driver = {
1078         .match          = snd_opti9xx_isa_match,
1079         .probe          = snd_opti9xx_isa_probe,
1080         .remove         = snd_opti9xx_isa_remove,
1081 #ifdef CONFIG_PM
1082         .suspend        = snd_opti9xx_isa_suspend,
1083         .resume         = snd_opti9xx_isa_resume,
1084 #endif
1085         .driver         = {
1086                 .name   = DEV_NAME
1087         },
1088 };
1089
1090 #ifdef CONFIG_PNP
1091 static int snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1092                                  const struct pnp_card_device_id *pid)
1093 {
1094         struct snd_card *card;
1095         int error, hw;
1096         struct snd_opti9xx *chip;
1097
1098         if (snd_opti9xx_pnp_is_probed)
1099                 return -EBUSY;
1100         if (! isapnp)
1101                 return -ENODEV;
1102         error = snd_opti9xx_card_new(&pcard->card->dev, &card);
1103         if (error < 0)
1104                 return error;
1105         chip = card->private_data;
1106
1107         hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1108         switch (hw) {
1109         case 0x0924:
1110                 hw = OPTi9XX_HW_82C924;
1111                 break;
1112         case 0x0925:
1113                 hw = OPTi9XX_HW_82C925;
1114                 break;
1115         case 0x0931:
1116                 hw = OPTi9XX_HW_82C931;
1117                 break;
1118         default:
1119                 snd_card_free(card);
1120                 return -ENODEV;
1121         }
1122
1123         if ((error = snd_opti9xx_init(chip, hw))) {
1124                 snd_card_free(card);
1125                 return error;
1126         }
1127         error = snd_opti9xx_read_check(chip);
1128         if (error) {
1129                 snd_printk(KERN_ERR "OPTI chip not found\n");
1130                 snd_card_free(card);
1131                 return error;
1132         }
1133         if ((error = snd_opti9xx_probe(card)) < 0) {
1134                 snd_card_free(card);
1135                 return error;
1136         }
1137         pnp_set_card_drvdata(pcard, card);
1138         snd_opti9xx_pnp_is_probed = 1;
1139         return 0;
1140 }
1141
1142 static void snd_opti9xx_pnp_remove(struct pnp_card_link *pcard)
1143 {
1144         snd_card_free(pnp_get_card_drvdata(pcard));
1145         pnp_set_card_drvdata(pcard, NULL);
1146         snd_opti9xx_pnp_is_probed = 0;
1147 }
1148
1149 #ifdef CONFIG_PM
1150 static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,
1151                                    pm_message_t state)
1152 {
1153         return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));
1154 }
1155
1156 static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)
1157 {
1158         return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));
1159 }
1160 #endif
1161
1162 static struct pnp_card_driver opti9xx_pnpc_driver = {
1163         .flags          = PNP_DRIVER_RES_DISABLE,
1164         .name           = DEV_NAME,
1165         .id_table       = snd_opti9xx_pnpids,
1166         .probe          = snd_opti9xx_pnp_probe,
1167         .remove         = snd_opti9xx_pnp_remove,
1168 #ifdef CONFIG_PM
1169         .suspend        = snd_opti9xx_pnp_suspend,
1170         .resume         = snd_opti9xx_pnp_resume,
1171 #endif
1172 };
1173 #endif
1174
1175 #ifdef OPTi93X
1176 #define CHIP_NAME       "82C93x"
1177 #else
1178 #define CHIP_NAME       "82C92x"
1179 #endif
1180
1181 static int __init alsa_card_opti9xx_init(void)
1182 {
1183 #ifdef CONFIG_PNP
1184         pnp_register_card_driver(&opti9xx_pnpc_driver);
1185         if (snd_opti9xx_pnp_is_probed)
1186                 return 0;
1187         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1188 #endif
1189         return isa_register_driver(&snd_opti9xx_driver, 1);
1190 }
1191
1192 static void __exit alsa_card_opti9xx_exit(void)
1193 {
1194         if (!snd_opti9xx_pnp_is_probed) {
1195                 isa_unregister_driver(&snd_opti9xx_driver);
1196                 return;
1197         }
1198 #ifdef CONFIG_PNP
1199         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1200 #endif
1201 }
1202
1203 module_init(alsa_card_opti9xx_init)
1204 module_exit(alsa_card_opti9xx_exit)