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_hw(port, long, ioport, 0444);
  92 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
  93 module_param_hw(mpu_port, long, ioport, 0444);
  94 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
  95 module_param_hw(fm_port, long, ioport, 0444);
  96 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
  97 module_param_hw(irq, int, irq, 0444);
  98 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
  99 module_param_hw(mpu_irq, int, irq, 0444);
 100 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
 101 module_param_hw(dma1, int, dma, 0444);
 102 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
 103 #if defined(CS4231) || defined(OPTi93X)
 104 module_param_hw(dma2, int, dma, 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 const 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                 /* Fall through */
 265
 266         case OPTi9XX_HW_82C928:
 267         case OPTi9XX_HW_82C929:
 268                 retval = inb(chip->mc_base + reg);
 269                 break;
 270 #else   /* OPTi93X */
 271
 272         case OPTi9XX_HW_82C930:
 273         case OPTi9XX_HW_82C931:
 274         case OPTi9XX_HW_82C933:
 275                 outb(reg, chip->mc_indir_index);
 276                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 277                 retval = inb(chip->mc_indir_index + 1);
 278                 break;
 279 #endif  /* OPTi93X */
 280
 281         default:
 282                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 283         }
 284
 285         spin_unlock_irqrestore(&chip->lock, flags);
 286         return retval;
 287 }
 288
 289 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
 290                               unsigned char value)
 291 {
 292         unsigned long flags;
 293
 294         spin_lock_irqsave(&chip->lock, flags);
 295         outb(chip->password, chip->mc_base + chip->pwd_reg);
 296
 297         switch (chip->hardware) {
 298 #ifndef OPTi93X
 299         case OPTi9XX_HW_82C924:
 300         case OPTi9XX_HW_82C925:
 301                 if (reg > 7) {
 302                         outb(reg, chip->mc_base + 8);
 303                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 304                         outb(value, chip->mc_base + 9);
 305                         break;
 306                 }
 307                 /* Fall through */
 308
 309         case OPTi9XX_HW_82C928:
 310         case OPTi9XX_HW_82C929:
 311                 outb(value, chip->mc_base + reg);
 312                 break;
 313 #else   /* OPTi93X */
 314
 315         case OPTi9XX_HW_82C930:
 316         case OPTi9XX_HW_82C931:
 317         case OPTi9XX_HW_82C933:
 318                 outb(reg, chip->mc_indir_index);
 319                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 320                 outb(value, chip->mc_indir_index + 1);
 321                 break;
 322 #endif  /* OPTi93X */
 323
 324         default:
 325                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 326         }
 327
 328         spin_unlock_irqrestore(&chip->lock, flags);
 329 }
 330
 331
 332 static inline void snd_opti9xx_write_mask(struct snd_opti9xx *chip,
 333                 unsigned char reg, unsigned char value, unsigned char mask)
 334 {
 335         unsigned char oldval = snd_opti9xx_read(chip, reg);
 336
 337         snd_opti9xx_write(chip, reg, (oldval & ~mask) | (value & mask));
 338 }
 339
 340 static int snd_opti9xx_configure(struct snd_opti9xx *chip,
 341                                            long port,
 342                                            int irq, int dma1, int dma2,
 343                                            long mpu_port, int mpu_irq)
 344 {
 345         unsigned char wss_base_bits;
 346         unsigned char irq_bits;
 347         unsigned char dma_bits;
 348         unsigned char mpu_port_bits = 0;
 349         unsigned char mpu_irq_bits;
 350
 351         switch (chip->hardware) {
 352 #ifndef OPTi93X
 353         case OPTi9XX_HW_82C924:
 354                 /* opti 929 mode (?), OPL3 clock output, audio enable */
 355                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
 356                 /* enable wave audio */
 357                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
 358                 /* Fall through */
 359
 360         case OPTi9XX_HW_82C925:
 361                 /* enable WSS mode */
 362                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 363                 /* OPL3 FM synthesis */
 364                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 365                 /* disable Sound Blaster IRQ and DMA */
 366                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
 367 #ifdef CS4231
 368                 /* cs4231/4248 fix enabled */
 369                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 370 #else
 371                 /* cs4231/4248 fix disabled */
 372                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 373 #endif  /* CS4231 */
 374                 break;
 375
 376         case OPTi9XX_HW_82C928:
 377         case OPTi9XX_HW_82C929:
 378                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 379                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 380                 /*
 381                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
 382                 */
 383                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
 384 #ifdef CS4231
 385                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 386 #else
 387                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 388 #endif  /* CS4231 */
 389                 break;
 390
 391 #else   /* OPTi93X */
 392         case OPTi9XX_HW_82C931:
 393                 /* disable 3D sound (set GPIO1 as output, low) */
 394                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);
 395         case OPTi9XX_HW_82C933: /* FALL THROUGH */
 396                 /*
 397                  * The BTC 1817DW has QS1000 wavetable which is connected
 398                  * to the serial digital input of the OPTI931.
 399                  */
 400                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
 401                 /*
 402                  * This bit sets OPTI931 to automaticaly select FM
 403                  * or digital input signal.
 404                  */
 405                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
 406         case OPTi9XX_HW_82C930: /* FALL THROUGH */
 407                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
 408                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
 409                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
 410                         (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
 411                         0x34);
 412                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
 413                 break;
 414 #endif  /* OPTi93X */
 415
 416         default:
 417                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 418                 return -EINVAL;
 419         }
 420
 421         /* PnP resource says it decodes only 10 bits of address */
 422         switch (port & 0x3ff) {
 423         case 0x130:
 424                 chip->wss_base = 0x530;
 425                 wss_base_bits = 0x00;
 426                 break;
 427         case 0x204:
 428                 chip->wss_base = 0x604;
 429                 wss_base_bits = 0x03;
 430                 break;
 431         case 0x280:
 432                 chip->wss_base = 0xe80;
 433                 wss_base_bits = 0x01;
 434                 break;
 435         case 0x340:
 436                 chip->wss_base = 0xf40;
 437                 wss_base_bits = 0x02;
 438                 break;
 439         default:
 440                 snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", port);
 441                 goto __skip_base;
 442         }
 443         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
 444
 445 __skip_base:
 446         switch (irq) {
 447 //#ifdef OPTi93X
 448         case 5:
 449                 irq_bits = 0x05;
 450                 break;
 451 //#endif        /* OPTi93X */
 452         case 7:
 453                 irq_bits = 0x01;
 454                 break;
 455         case 9:
 456                 irq_bits = 0x02;
 457                 break;
 458         case 10:
 459                 irq_bits = 0x03;
 460                 break;
 461         case 11:
 462                 irq_bits = 0x04;
 463                 break;
 464         default:
 465                 snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
 466                 goto __skip_resources;
 467         }
 468
 469         switch (dma1) {
 470         case 0:
 471                 dma_bits = 0x01;
 472                 break;
 473         case 1:
 474                 dma_bits = 0x02;
 475                 break;
 476         case 3:
 477                 dma_bits = 0x03;
 478                 break;
 479         default:
 480                 snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
 481                 goto __skip_resources;
 482         }
 483
 484 #if defined(CS4231) || defined(OPTi93X)
 485         if (dma1 == dma2) {
 486                 snd_printk(KERN_ERR "don't want to share dmas\n");
 487                 return -EBUSY;
 488         }
 489
 490         switch (dma2) {
 491         case 0:
 492         case 1:
 493                 break;
 494         default:
 495                 snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
 496                 goto __skip_resources;
 497         }
 498         dma_bits |= 0x04;
 499 #endif  /* CS4231 || OPTi93X */
 500
 501 #ifndef OPTi93X
 502          outb(irq_bits << 3 | dma_bits, chip->wss_base);
 503 #else /* OPTi93X */
 504         snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
 505 #endif /* OPTi93X */
 506
 507 __skip_resources:
 508         if (chip->hardware > OPTi9XX_HW_82C928) {
 509                 switch (mpu_port) {
 510                 case 0:
 511                 case -1:
 512                         break;
 513                 case 0x300:
 514                         mpu_port_bits = 0x03;
 515                         break;
 516                 case 0x310:
 517                         mpu_port_bits = 0x02;
 518                         break;
 519                 case 0x320:
 520                         mpu_port_bits = 0x01;
 521                         break;
 522                 case 0x330:
 523                         mpu_port_bits = 0x00;
 524                         break;
 525                 default:
 526                         snd_printk(KERN_WARNING
 527                                    "MPU-401 port 0x%lx not valid\n", mpu_port);
 528                         goto __skip_mpu;
 529                 }
 530
 531                 switch (mpu_irq) {
 532                 case 5:
 533                         mpu_irq_bits = 0x02;
 534                         break;
 535                 case 7:
 536                         mpu_irq_bits = 0x03;
 537                         break;
 538                 case 9:
 539                         mpu_irq_bits = 0x00;
 540                         break;
 541                 case 10:
 542                         mpu_irq_bits = 0x01;
 543                         break;
 544                 default:
 545                         snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
 546                                 mpu_irq);
 547                         goto __skip_mpu;
 548                 }
 549
 550                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
 551                         (mpu_port <= 0) ? 0x00 :
 552                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
 553                         0xf8);
 554         }
 555 __skip_mpu:
 556
 557         return 0;
 558 }
 559
 560 #ifdef OPTi93X
 561
 562 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
 563 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
 564 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
 565
 566 static struct snd_kcontrol_new snd_opti93x_controls[] = {
 567 WSS_DOUBLE("Master Playback Switch", 0,
 568                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
 569 WSS_DOUBLE_TLV("Master Playback Volume", 0,
 570                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
 571                 db_scale_5bit_3db_step),
 572 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
 573                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,
 574                 db_scale_5bit),
 575 WSS_DOUBLE_TLV("FM Playback Volume", 0,
 576                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,
 577                 db_scale_4bit_12db_max),
 578 WSS_DOUBLE("Line Playback Switch", 0,
 579                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 580 WSS_DOUBLE_TLV("Line Playback Volume", 0,
 581                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,
 582                 db_scale_4bit_12db_max),
 583 WSS_DOUBLE("Mic Playback Switch", 0,
 584                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
 585 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
 586                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,
 587                 db_scale_4bit_12db_max),
 588 WSS_DOUBLE_TLV("CD Playback Volume", 0,
 589                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,
 590                 db_scale_4bit_12db_max),
 591 WSS_DOUBLE("Aux Playback Switch", 0,
 592                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
 593 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
 594                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,
 595                 db_scale_4bit_12db_max),
 596 };
 597
 598 static int snd_opti93x_mixer(struct snd_wss *chip)
 599 {
 600         struct snd_card *card;
 601         unsigned int idx;
 602         struct snd_ctl_elem_id id1, id2;
 603         int err;
 604
 605         if (snd_BUG_ON(!chip || !chip->pcm))
 606                 return -EINVAL;
 607
 608         card = chip->card;
 609
 610         strcpy(card->mixername, chip->pcm->name);
 611
 612         memset(&id1, 0, sizeof(id1));
 613         memset(&id2, 0, sizeof(id2));
 614         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 615         /* reassign AUX0 switch to CD */
 616         strcpy(id1.name, "Aux Playback Switch");
 617         strcpy(id2.name, "CD Playback Switch");
 618         err = snd_ctl_rename_id(card, &id1, &id2);
 619         if (err < 0) {
 620                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 621                 return err;
 622         }
 623         /* reassign AUX1 switch to FM */
 624         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
 625         strcpy(id2.name, "FM Playback Switch");
 626         err = snd_ctl_rename_id(card, &id1, &id2);
 627         if (err < 0) {
 628                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 629                 return err;
 630         }
 631         /* remove AUX1 volume */
 632         strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
 633         snd_ctl_remove_id(card, &id1);
 634
 635         /* Replace WSS volume controls with OPTi93x volume controls */
 636         id1.index = 0;
 637         for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
 638                 strcpy(id1.name, snd_opti93x_controls[idx].name);
 639                 snd_ctl_remove_id(card, &id1);
 640
 641                 err = snd_ctl_add(card,
 642                                 snd_ctl_new1(&snd_opti93x_controls[idx], chip));
 643                 if (err < 0)
 644                         return err;
 645         }
 646         return 0;
 647 }
 648
 649 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
 650 {
 651         struct snd_opti9xx *chip = dev_id;
 652         struct snd_wss *codec = chip->codec;
 653         unsigned char status;
 654
 655         if (!codec)
 656                 return IRQ_HANDLED;
 657
 658         status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
 659         if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
 660                 snd_pcm_period_elapsed(codec->playback_substream);
 661         if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
 662                 snd_wss_overrange(codec);
 663                 snd_pcm_period_elapsed(codec->capture_substream);
 664         }
 665         outb(0x00, OPTi93X_PORT(codec, STATUS));
 666         return IRQ_HANDLED;
 667 }
 668
 669 #endif /* OPTi93X */
 670
 671 static int snd_opti9xx_read_check(struct snd_opti9xx *chip)
 672 {
 673         unsigned char value;
 674 #ifdef OPTi93X
 675         unsigned long flags;
 676 #endif
 677
 678         chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
 679                                            "OPTi9xx MC");
 680         if (chip->res_mc_base == NULL)
 681                 return -EBUSY;
 682 #ifndef OPTi93X
 683         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
 684         if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
 685                 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
 686                         return 0;
 687 #else   /* OPTi93X */
 688         chip->res_mc_indir = request_region(chip->mc_indir_index, 2,
 689                                             "OPTi93x MC");
 690         if (chip->res_mc_indir == NULL)
 691                 return -EBUSY;
 692
 693         spin_lock_irqsave(&chip->lock, flags);
 694         outb(chip->password, chip->mc_base + chip->pwd_reg);
 695         outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
 696         spin_unlock_irqrestore(&chip->lock, flags);
 697
 698         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
 699         snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
 700         if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
 701                 return 0;
 702
 703         release_and_free_resource(chip->res_mc_indir);
 704         chip->res_mc_indir = NULL;
 705 #endif  /* OPTi93X */
 706         release_and_free_resource(chip->res_mc_base);
 707         chip->res_mc_base = NULL;
 708
 709         return -ENODEV;
 710 }
 711
 712 static int snd_card_opti9xx_detect(struct snd_card *card,
 713                                    struct snd_opti9xx *chip)
 714 {
 715         int i, err;
 716
 717 #ifndef OPTi93X
 718         for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
 719 #else
 720         for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
 721 #endif
 722                 err = snd_opti9xx_init(chip, i);
 723                 if (err < 0)
 724                         return err;
 725
 726                 err = snd_opti9xx_read_check(chip);
 727                 if (err == 0)
 728                         return 1;
 729 #ifdef OPTi93X
 730                 chip->mc_indir_index = 0;
 731 #endif
 732         }
 733         return -ENODEV;
 734 }
 735
 736 #ifdef CONFIG_PNP
 737 static int snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
 738                                 struct pnp_card_link *card,
 739                                 const struct pnp_card_device_id *pid)
 740 {
 741         struct pnp_dev *pdev;
 742         int err;
 743         struct pnp_dev *devmpu;
 744 #ifndef OPTi93X
 745         struct pnp_dev *devmc;
 746 #endif
 747
 748         pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
 749         if (pdev == NULL)
 750                 return -EBUSY;
 751
 752         err = pnp_activate_dev(pdev);
 753         if (err < 0) {
 754                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
 755                 return err;
 756         }
 757
 758 #ifdef OPTi93X
 759         port = pnp_port_start(pdev, 0) - 4;
 760         fm_port = pnp_port_start(pdev, 1) + 8;
 761         /* adjust mc_indir_index - some cards report it at 0xe?d,
 762            other at 0xe?c but it really is always at 0xe?e */
 763         chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
 764 #else
 765         devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
 766         if (devmc == NULL)
 767                 return -EBUSY;
 768
 769         err = pnp_activate_dev(devmc);
 770         if (err < 0) {
 771                 snd_printk(KERN_ERR "MC pnp configure failure: %d\n", err);
 772                 return err;
 773         }
 774
 775         port = pnp_port_start(pdev, 1);
 776         fm_port = pnp_port_start(pdev, 2) + 8;
 777         /*
 778          * The MC(0) is never accessed and card does not
 779          * include it in the PnP resource range. OPTI93x include it.
 780          */
 781         chip->mc_base = pnp_port_start(devmc, 0) - 1;
 782         chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
 783 #endif  /* OPTi93X */
 784         irq = pnp_irq(pdev, 0);
 785         dma1 = pnp_dma(pdev, 0);
 786 #if defined(CS4231) || defined(OPTi93X)
 787         dma2 = pnp_dma(pdev, 1);
 788 #endif  /* CS4231 || OPTi93X */
 789
 790         devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
 791
 792         if (devmpu && mpu_port > 0) {
 793                 err = pnp_activate_dev(devmpu);
 794                 if (err < 0) {
 795                         snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
 796                         mpu_port = -1;
 797                 } else {
 798                         mpu_port = pnp_port_start(devmpu, 0);
 799                         mpu_irq = pnp_irq(devmpu, 0);
 800                 }
 801         }
 802         return pid->driver_data;
 803 }
 804 #endif  /* CONFIG_PNP */
 805
 806 static void snd_card_opti9xx_free(struct snd_card *card)
 807 {
 808         struct snd_opti9xx *chip = card->private_data;
 809
 810         if (chip) {
 811 #ifdef OPTi93X
 812                 if (chip->irq > 0) {
 813                         disable_irq(chip->irq);
 814                         free_irq(chip->irq, chip);
 815                 }
 816                 release_and_free_resource(chip->res_mc_indir);
 817 #endif
 818                 release_and_free_resource(chip->res_mc_base);
 819         }
 820 }
 821
 822 static int snd_opti9xx_probe(struct snd_card *card)
 823 {
 824         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
 825         int error;
 826         int xdma2;
 827         struct snd_opti9xx *chip = card->private_data;
 828         struct snd_wss *codec;
 829         struct snd_rawmidi *rmidi;
 830         struct snd_hwdep *synth;
 831
 832 #if defined(CS4231) || defined(OPTi93X)
 833         xdma2 = dma2;
 834 #else
 835         xdma2 = -1;
 836 #endif
 837
 838         if (port == SNDRV_AUTO_PORT) {
 839                 port = snd_legacy_find_free_ioport(possible_ports, 4);
 840                 if (port < 0) {
 841                         snd_printk(KERN_ERR "unable to find a free WSS port\n");
 842                         return -EBUSY;
 843                 }
 844         }
 845         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
 846                                       mpu_port, mpu_irq);
 847         if (error)
 848                 return error;
 849
 850         error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
 851 #ifdef OPTi93X
 852                                WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
 853 #else
 854                                WSS_HW_DETECT, 0,
 855 #endif
 856                                &codec);
 857         if (error < 0)
 858                 return error;
 859         chip->codec = codec;
 860         error = snd_wss_pcm(codec, 0);
 861         if (error < 0)
 862                 return error;
 863         error = snd_wss_mixer(codec);
 864         if (error < 0)
 865                 return error;
 866 #ifdef OPTi93X
 867         error = snd_opti93x_mixer(codec);
 868         if (error < 0)
 869                 return error;
 870 #endif
 871 #ifdef CS4231
 872         error = snd_wss_timer(codec, 0);
 873         if (error < 0)
 874                 return error;
 875 #endif
 876 #ifdef OPTi93X
 877         error = request_irq(irq, snd_opti93x_interrupt,
 878                             0, DEV_NAME" - WSS", chip);
 879         if (error < 0) {
 880                 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", irq);
 881                 return error;
 882         }
 883 #endif
 884         chip->irq = irq;
 885         strcpy(card->driver, chip->name);
 886         sprintf(card->shortname, "OPTi %s", card->driver);
 887 #if defined(CS4231) || defined(OPTi93X)
 888         snprintf(card->longname, sizeof(card->longname),
 889                  "%s, %s at 0x%lx, irq %d, dma %d&%d",
 890                  card->shortname, codec->pcm->name,
 891                  chip->wss_base + 4, irq, dma1, xdma2);
 892 #else
 893         snprintf(card->longname, sizeof(card->longname),
 894                  "%s, %s at 0x%lx, irq %d, dma %d",
 895                  card->shortname, codec->pcm->name, chip->wss_base + 4, irq,
 896                  dma1);
 897 #endif  /* CS4231 || OPTi93X */
 898
 899         if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
 900                 rmidi = NULL;
 901         else {
 902                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
 903                                 mpu_port, 0, mpu_irq, &rmidi);
 904                 if (error)
 905                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
 906                                    mpu_port);
 907         }
 908
 909         if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
 910                 struct snd_opl3 *opl3 = NULL;
 911 #ifndef OPTi93X
 912                 if (chip->hardware == OPTi9XX_HW_82C928 ||
 913                     chip->hardware == OPTi9XX_HW_82C929 ||
 914                     chip->hardware == OPTi9XX_HW_82C924) {
 915                         struct snd_opl4 *opl4;
 916                         /* assume we have an OPL4 */
 917                         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 918                                                0x20, 0x20);
 919                         if (snd_opl4_create(card, fm_port, fm_port - 8,
 920                                             2, &opl3, &opl4) < 0) {
 921                                 /* no luck, use OPL3 instead */
 922                                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 923                                                        0x00, 0x20);
 924                         }
 925                 }
 926 #endif  /* !OPTi93X */
 927                 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
 928                                              OPL3_HW_AUTO, 0, &opl3) < 0) {
 929                         snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
 930                                    fm_port, fm_port + 4 - 1);
 931                 }
 932                 if (opl3) {
 933                         error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
 934                         if (error < 0)
 935                                 return error;
 936                 }
 937         }
 938
 939         return snd_card_register(card);
 940 }
 941
 942 static int snd_opti9xx_card_new(struct device *pdev, struct snd_card **cardp)
 943 {
 944         struct snd_card *card;
 945         int err;
 946
 947         err = snd_card_new(pdev, index, id, THIS_MODULE,
 948                            sizeof(struct snd_opti9xx), &card);
 949         if (err < 0)
 950                 return err;
 951         card->private_free = snd_card_opti9xx_free;
 952         *cardp = card;
 953         return 0;
 954 }
 955
 956 static int snd_opti9xx_isa_match(struct device *devptr,
 957                                  unsigned int dev)
 958 {
 959 #ifdef CONFIG_PNP
 960         if (snd_opti9xx_pnp_is_probed)
 961                 return 0;
 962         if (isapnp)
 963                 return 0;
 964 #endif
 965         return 1;
 966 }
 967
 968 static int snd_opti9xx_isa_probe(struct device *devptr,
 969                                  unsigned int dev)
 970 {
 971         struct snd_card *card;
 972         int error;
 973         static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
 974 #ifdef OPTi93X
 975         static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
 976 #else
 977         static int possible_irqs[] = {9, 10, 11, 7, -1};
 978 #endif  /* OPTi93X */
 979         static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
 980         static int possible_dma1s[] = {3, 1, 0, -1};
 981 #if defined(CS4231) || defined(OPTi93X)
 982         static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
 983 #endif  /* CS4231 || OPTi93X */
 984
 985         if (mpu_port == SNDRV_AUTO_PORT) {
 986                 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
 987                         snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
 988                         return -EBUSY;
 989                 }
 990         }
 991         if (irq == SNDRV_AUTO_IRQ) {
 992                 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
 993                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
 994                         return -EBUSY;
 995                 }
 996         }
 997         if (mpu_irq == SNDRV_AUTO_IRQ) {
 998                 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
 999                         snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
1000                         return -EBUSY;
1001                 }
1002         }
1003         if (dma1 == SNDRV_AUTO_DMA) {
1004                 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
1005                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
1006                         return -EBUSY;
1007                 }
1008         }
1009 #if defined(CS4231) || defined(OPTi93X)
1010         if (dma2 == SNDRV_AUTO_DMA) {
1011                 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
1012                         snd_printk(KERN_ERR "unable to find a free DMA2\n");
1013                         return -EBUSY;
1014                 }
1015         }
1016 #endif
1017
1018         error = snd_opti9xx_card_new(devptr, &card);
1019         if (error < 0)
1020                 return error;
1021
1022         if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
1023                 snd_card_free(card);
1024                 return error;
1025         }
1026         if ((error = snd_opti9xx_probe(card)) < 0) {
1027                 snd_card_free(card);
1028                 return error;
1029         }
1030         dev_set_drvdata(devptr, card);
1031         return 0;
1032 }
1033
1034 static int snd_opti9xx_isa_remove(struct device *devptr,
1035                                   unsigned int dev)
1036 {
1037         snd_card_free(dev_get_drvdata(devptr));
1038         return 0;
1039 }
1040
1041 #ifdef CONFIG_PM
1042 static int snd_opti9xx_suspend(struct snd_card *card)
1043 {
1044         struct snd_opti9xx *chip = card->private_data;
1045
1046         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1047         chip->codec->suspend(chip->codec);
1048         return 0;
1049 }
1050
1051 static int snd_opti9xx_resume(struct snd_card *card)
1052 {
1053         struct snd_opti9xx *chip = card->private_data;
1054         int error, xdma2;
1055 #if defined(CS4231) || defined(OPTi93X)
1056         xdma2 = dma2;
1057 #else
1058         xdma2 = -1;
1059 #endif
1060
1061         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
1062                                       mpu_port, mpu_irq);
1063         if (error)
1064                 return error;
1065         chip->codec->resume(chip->codec);
1066         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1067         return 0;
1068 }
1069
1070 static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,
1071                                    pm_message_t state)
1072 {
1073         return snd_opti9xx_suspend(dev_get_drvdata(dev));
1074 }
1075
1076 static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)
1077 {
1078         return snd_opti9xx_resume(dev_get_drvdata(dev));
1079 }
1080 #endif
1081
1082 static struct isa_driver snd_opti9xx_driver = {
1083         .match          = snd_opti9xx_isa_match,
1084         .probe          = snd_opti9xx_isa_probe,
1085         .remove         = snd_opti9xx_isa_remove,
1086 #ifdef CONFIG_PM
1087         .suspend        = snd_opti9xx_isa_suspend,
1088         .resume         = snd_opti9xx_isa_resume,
1089 #endif
1090         .driver         = {
1091                 .name   = DEV_NAME
1092         },
1093 };
1094
1095 #ifdef CONFIG_PNP
1096 static int snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1097                                  const struct pnp_card_device_id *pid)
1098 {
1099         struct snd_card *card;
1100         int error, hw;
1101         struct snd_opti9xx *chip;
1102
1103         if (snd_opti9xx_pnp_is_probed)
1104                 return -EBUSY;
1105         if (! isapnp)
1106                 return -ENODEV;
1107         error = snd_opti9xx_card_new(&pcard->card->dev, &card);
1108         if (error < 0)
1109                 return error;
1110         chip = card->private_data;
1111
1112         hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1113         switch (hw) {
1114         case 0x0924:
1115                 hw = OPTi9XX_HW_82C924;
1116                 break;
1117         case 0x0925:
1118                 hw = OPTi9XX_HW_82C925;
1119                 break;
1120         case 0x0931:
1121                 hw = OPTi9XX_HW_82C931;
1122                 break;
1123         default:
1124                 snd_card_free(card);
1125                 return -ENODEV;
1126         }
1127
1128         if ((error = snd_opti9xx_init(chip, hw))) {
1129                 snd_card_free(card);
1130                 return error;
1131         }
1132         error = snd_opti9xx_read_check(chip);
1133         if (error) {
1134                 snd_printk(KERN_ERR "OPTI chip not found\n");
1135                 snd_card_free(card);
1136                 return error;
1137         }
1138         if ((error = snd_opti9xx_probe(card)) < 0) {
1139                 snd_card_free(card);
1140                 return error;
1141         }
1142         pnp_set_card_drvdata(pcard, card);
1143         snd_opti9xx_pnp_is_probed = 1;
1144         return 0;
1145 }
1146
1147 static void snd_opti9xx_pnp_remove(struct pnp_card_link *pcard)
1148 {
1149         snd_card_free(pnp_get_card_drvdata(pcard));
1150         pnp_set_card_drvdata(pcard, NULL);
1151         snd_opti9xx_pnp_is_probed = 0;
1152 }
1153
1154 #ifdef CONFIG_PM
1155 static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,
1156                                    pm_message_t state)
1157 {
1158         return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));
1159 }
1160
1161 static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)
1162 {
1163         return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));
1164 }
1165 #endif
1166
1167 static struct pnp_card_driver opti9xx_pnpc_driver = {
1168         .flags          = PNP_DRIVER_RES_DISABLE,
1169         .name           = DEV_NAME,
1170         .id_table       = snd_opti9xx_pnpids,
1171         .probe          = snd_opti9xx_pnp_probe,
1172         .remove         = snd_opti9xx_pnp_remove,
1173 #ifdef CONFIG_PM
1174         .suspend        = snd_opti9xx_pnp_suspend,
1175         .resume         = snd_opti9xx_pnp_resume,
1176 #endif
1177 };
1178 #endif
1179
1180 #ifdef OPTi93X
1181 #define CHIP_NAME       "82C93x"
1182 #else
1183 #define CHIP_NAME       "82C92x"
1184 #endif
1185
1186 static int __init alsa_card_opti9xx_init(void)
1187 {
1188 #ifdef CONFIG_PNP
1189         pnp_register_card_driver(&opti9xx_pnpc_driver);
1190         if (snd_opti9xx_pnp_is_probed)
1191                 return 0;
1192         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1193 #endif
1194         return isa_register_driver(&snd_opti9xx_driver, 1);
1195 }
1196
1197 static void __exit alsa_card_opti9xx_exit(void)
1198 {
1199         if (!snd_opti9xx_pnp_is_probed) {
1200                 isa_unregister_driver(&snd_opti9xx_driver);
1201                 return;
1202         }
1203 #ifdef CONFIG_PNP
1204         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1205 #endif
1206 }
1207
1208 module_init(alsa_card_opti9xx_init)
1209 module_exit(alsa_card_opti9xx_exit)