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 <asm/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_IRQ
  43 #define SNDRV_LEGACY_FIND_FREE_DMA
  44 #include <sound/initval.h>
  45
  46 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
  47 MODULE_LICENSE("GPL");
  48 #ifdef OPTi93X
  49 MODULE_DESCRIPTION("OPTi93X");
  50 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
  51 #else   /* OPTi93X */
  52 #ifdef CS4231
  53 MODULE_DESCRIPTION("OPTi92X - CS4231");
  54 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
  55                 "{OPTi,82C925 (CS4231)}}");
  56 #else   /* CS4231 */
  57 MODULE_DESCRIPTION("OPTi92X - AD1848");
  58 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
  59                 "{OPTi,82C925 (AD1848)},"
  60                 "{OAK,Mozart}}");
  61 #endif  /* CS4231 */
  62 #endif  /* OPTi93X */
  63
  64 static int index = SNDRV_DEFAULT_IDX1;  /* Index 0-MAX */
  65 static char *id = SNDRV_DEFAULT_STR1;           /* ID for this card */
  66 //static bool enable = SNDRV_DEFAULT_ENABLE1;   /* Enable this card */
  67 #ifdef CONFIG_PNP
  68 static bool isapnp = true;                      /* Enable ISA PnP detection */
  69 #endif
  70 static long port = SNDRV_DEFAULT_PORT1;         /* 0x530,0xe80,0xf40,0x604 */
  71 static long mpu_port = SNDRV_DEFAULT_PORT1;     /* 0x300,0x310,0x320,0x330 */
  72 static long fm_port = SNDRV_DEFAULT_PORT1;      /* 0x388 */
  73 static int irq = SNDRV_DEFAULT_IRQ1;            /* 5,7,9,10,11 */
  74 static int mpu_irq = SNDRV_DEFAULT_IRQ1;        /* 5,7,9,10 */
  75 static int dma1 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  76 #if defined(CS4231) || defined(OPTi93X)
  77 static int dma2 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  78 #endif  /* CS4231 || OPTi93X */
  79
  80 module_param(index, int, 0444);
  81 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
  82 module_param(id, charp, 0444);
  83 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
  84 //module_param(enable, bool, 0444);
  85 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
  86 #ifdef CONFIG_PNP
  87 module_param(isapnp, bool, 0444);
  88 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
  89 #endif
  90 module_param(port, long, 0444);
  91 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
  92 module_param(mpu_port, long, 0444);
  93 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
  94 module_param(fm_port, long, 0444);
  95 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
  96 module_param(irq, int, 0444);
  97 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
  98 module_param(mpu_irq, int, 0444);
  99 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
 100 module_param(dma1, int, 0444);
 101 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
 102 #if defined(CS4231) || defined(OPTi93X)
 103 module_param(dma2, int, 0444);
 104 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
 105 #endif  /* CS4231 || OPTi93X */
 106
 107 #define OPTi9XX_HW_82C928       1
 108 #define OPTi9XX_HW_82C929       2
 109 #define OPTi9XX_HW_82C924       3
 110 #define OPTi9XX_HW_82C925       4
 111 #define OPTi9XX_HW_82C930       5
 112 #define OPTi9XX_HW_82C931       6
 113 #define OPTi9XX_HW_82C933       7
 114 #define OPTi9XX_HW_LAST         OPTi9XX_HW_82C933
 115
 116 #define OPTi9XX_MC_REG(n)       n
 117
 118 #ifdef OPTi93X
 119
 120 #define OPTi93X_STATUS                  0x02
 121 #define OPTi93X_PORT(chip, r)           ((chip)->port + OPTi93X_##r)
 122
 123 #define OPTi93X_IRQ_PLAYBACK            0x04
 124 #define OPTi93X_IRQ_CAPTURE             0x08
 125
 126 #endif /* OPTi93X */
 127
 128 struct snd_opti9xx {
 129         unsigned short hardware;
 130         unsigned char password;
 131         char name[7];
 132
 133         unsigned long mc_base;
 134         struct resource *res_mc_base;
 135         unsigned long mc_base_size;
 136 #ifdef OPTi93X
 137         unsigned long mc_indir_index;
 138         struct resource *res_mc_indir;
 139 #endif  /* OPTi93X */
 140         struct snd_wss *codec;
 141         unsigned long pwd_reg;
 142
 143         spinlock_t lock;
 144
 145         long wss_base;
 146         int irq;
 147 };
 148
 149 static int snd_opti9xx_pnp_is_probed;
 150
 151 #ifdef CONFIG_PNP
 152
 153 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
 154 #ifndef OPTi93X
 155         /* OPTi 82C924 */
 156         { .id = "OPT0924",
 157           .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },
 158           .driver_data = 0x0924 },
 159         /* OPTi 82C925 */
 160         { .id = "OPT0925",
 161           .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },
 162           .driver_data = 0x0925 },
 163 #else
 164         /* OPTi 82C931/3 */
 165         { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },
 166           .driver_data = 0x0931 },
 167 #endif  /* OPTi93X */
 168         { .id = "" }
 169 };
 170
 171 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
 172
 173 #endif  /* CONFIG_PNP */
 174
 175 #ifdef OPTi93X
 176 #define DEV_NAME "opti93x"
 177 #else
 178 #define DEV_NAME "opti92x"
 179 #endif
 180
 181 static char * snd_opti9xx_names[] = {
 182         "unknown",
 183         "82C928",       "82C929",
 184         "82C924",       "82C925",
 185         "82C930",       "82C931",       "82C933"
 186 };
 187
 188
 189 static long __devinit snd_legacy_find_free_ioport(long *port_table, long size)
 190 {
 191         while (*port_table != -1) {
 192                 if (request_region(*port_table, size, "ALSA test")) {
 193                         release_region(*port_table, size);
 194                         return *port_table;
 195                 }
 196                 port_table++;
 197         }
 198         return -1;
 199 }
 200
 201 static int __devinit snd_opti9xx_init(struct snd_opti9xx *chip,
 202                                       unsigned short hardware)
 203 {
 204         static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
 205
 206         chip->hardware = hardware;
 207         strcpy(chip->name, snd_opti9xx_names[hardware]);
 208
 209         spin_lock_init(&chip->lock);
 210
 211         chip->irq = -1;
 212
 213 #ifndef OPTi93X
 214 #ifdef CONFIG_PNP
 215         if (isapnp && chip->mc_base)
 216                 /* PnP resource gives the least 10 bits */
 217                 chip->mc_base |= 0xc00;
 218         else
 219 #endif  /* CONFIG_PNP */
 220         {
 221                 chip->mc_base = 0xf8c;
 222                 chip->mc_base_size = opti9xx_mc_size[hardware];
 223         }
 224 #else
 225                 chip->mc_base_size = opti9xx_mc_size[hardware];
 226 #endif
 227
 228         switch (hardware) {
 229 #ifndef OPTi93X
 230         case OPTi9XX_HW_82C928:
 231         case OPTi9XX_HW_82C929:
 232                 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
 233                 chip->pwd_reg = 3;
 234                 break;
 235
 236         case OPTi9XX_HW_82C924:
 237         case OPTi9XX_HW_82C925:
 238                 chip->password = 0xe5;
 239                 chip->pwd_reg = 3;
 240                 break;
 241 #else   /* OPTi93X */
 242
 243         case OPTi9XX_HW_82C930:
 244         case OPTi9XX_HW_82C931:
 245         case OPTi9XX_HW_82C933:
 246                 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
 247                 if (!chip->mc_indir_index)
 248                         chip->mc_indir_index = 0xe0e;
 249                 chip->password = 0xe4;
 250                 chip->pwd_reg = 0;
 251                 break;
 252 #endif  /* OPTi93X */
 253
 254         default:
 255                 snd_printk(KERN_ERR "chip %d not supported\n", hardware);
 256                 return -ENODEV;
 257         }
 258         return 0;
 259 }
 260
 261 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
 262                                       unsigned char reg)
 263 {
 264         unsigned long flags;
 265         unsigned char retval = 0xff;
 266
 267         spin_lock_irqsave(&chip->lock, flags);
 268         outb(chip->password, chip->mc_base + chip->pwd_reg);
 269
 270         switch (chip->hardware) {
 271 #ifndef OPTi93X
 272         case OPTi9XX_HW_82C924:
 273         case OPTi9XX_HW_82C925:
 274                 if (reg > 7) {
 275                         outb(reg, chip->mc_base + 8);
 276                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 277                         retval = inb(chip->mc_base + 9);
 278                         break;
 279                 }
 280
 281         case OPTi9XX_HW_82C928:
 282         case OPTi9XX_HW_82C929:
 283                 retval = inb(chip->mc_base + reg);
 284                 break;
 285 #else   /* OPTi93X */
 286
 287         case OPTi9XX_HW_82C930:
 288         case OPTi9XX_HW_82C931:
 289         case OPTi9XX_HW_82C933:
 290                 outb(reg, chip->mc_indir_index);
 291                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 292                 retval = inb(chip->mc_indir_index + 1);
 293                 break;
 294 #endif  /* OPTi93X */
 295
 296         default:
 297                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 298         }
 299
 300         spin_unlock_irqrestore(&chip->lock, flags);
 301         return retval;
 302 }
 303
 304 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
 305                               unsigned char value)
 306 {
 307         unsigned long flags;
 308
 309         spin_lock_irqsave(&chip->lock, flags);
 310         outb(chip->password, chip->mc_base + chip->pwd_reg);
 311
 312         switch (chip->hardware) {
 313 #ifndef OPTi93X
 314         case OPTi9XX_HW_82C924:
 315         case OPTi9XX_HW_82C925:
 316                 if (reg > 7) {
 317                         outb(reg, chip->mc_base + 8);
 318                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 319                         outb(value, chip->mc_base + 9);
 320                         break;
 321                 }
 322
 323         case OPTi9XX_HW_82C928:
 324         case OPTi9XX_HW_82C929:
 325                 outb(value, chip->mc_base + reg);
 326                 break;
 327 #else   /* OPTi93X */
 328
 329         case OPTi9XX_HW_82C930:
 330         case OPTi9XX_HW_82C931:
 331         case OPTi9XX_HW_82C933:
 332                 outb(reg, chip->mc_indir_index);
 333                 outb(chip->password, chip->mc_base + chip->pwd_reg);
 334                 outb(value, chip->mc_indir_index + 1);
 335                 break;
 336 #endif  /* OPTi93X */
 337
 338         default:
 339                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 340         }
 341
 342         spin_unlock_irqrestore(&chip->lock, flags);
 343 }
 344
 345
 346 #define snd_opti9xx_write_mask(chip, reg, value, mask)  \
 347         snd_opti9xx_write(chip, reg,                    \
 348                 (snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
 349
 350
 351 static int snd_opti9xx_configure(struct snd_opti9xx *chip,
 352                                            long port,
 353                                            int irq, int dma1, int dma2,
 354                                            long mpu_port, int mpu_irq)
 355 {
 356         unsigned char wss_base_bits;
 357         unsigned char irq_bits;
 358         unsigned char dma_bits;
 359         unsigned char mpu_port_bits = 0;
 360         unsigned char mpu_irq_bits;
 361
 362         switch (chip->hardware) {
 363 #ifndef OPTi93X
 364         case OPTi9XX_HW_82C924:
 365                 /* opti 929 mode (?), OPL3 clock output, audio enable */
 366                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
 367                 /* enable wave audio */
 368                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
 369
 370         case OPTi9XX_HW_82C925:
 371                 /* enable WSS mode */
 372                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 373                 /* OPL3 FM synthesis */
 374                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 375                 /* disable Sound Blaster IRQ and DMA */
 376                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
 377 #ifdef CS4231
 378                 /* cs4231/4248 fix enabled */
 379                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 380 #else
 381                 /* cs4231/4248 fix disabled */
 382                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 383 #endif  /* CS4231 */
 384                 break;
 385
 386         case OPTi9XX_HW_82C928:
 387         case OPTi9XX_HW_82C929:
 388                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
 389                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
 390                 /*
 391                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
 392                 */
 393                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
 394 #ifdef CS4231
 395                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
 396 #else
 397                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
 398 #endif  /* CS4231 */
 399                 break;
 400
 401 #else   /* OPTi93X */
 402         case OPTi9XX_HW_82C931:
 403                 /* disable 3D sound (set GPIO1 as output, low) */
 404                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);
 405         case OPTi9XX_HW_82C933: /* FALL THROUGH */
 406                 /*
 407                  * The BTC 1817DW has QS1000 wavetable which is connected
 408                  * to the serial digital input of the OPTI931.
 409                  */
 410                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
 411                 /*
 412                  * This bit sets OPTI931 to automaticaly select FM
 413                  * or digital input signal.
 414                  */
 415                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
 416         case OPTi9XX_HW_82C930: /* FALL THROUGH */
 417                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
 418                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
 419                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
 420                         (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
 421                         0x34);
 422                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
 423                 break;
 424 #endif  /* OPTi93X */
 425
 426         default:
 427                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
 428                 return -EINVAL;
 429         }
 430
 431         /* PnP resource says it decodes only 10 bits of address */
 432         switch (port & 0x3ff) {
 433         case 0x130:
 434                 chip->wss_base = 0x530;
 435                 wss_base_bits = 0x00;
 436                 break;
 437         case 0x204:
 438                 chip->wss_base = 0x604;
 439                 wss_base_bits = 0x03;
 440                 break;
 441         case 0x280:
 442                 chip->wss_base = 0xe80;
 443                 wss_base_bits = 0x01;
 444                 break;
 445         case 0x340:
 446                 chip->wss_base = 0xf40;
 447                 wss_base_bits = 0x02;
 448                 break;
 449         default:
 450                 snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", port);
 451                 goto __skip_base;
 452         }
 453         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
 454
 455 __skip_base:
 456         switch (irq) {
 457 //#ifdef OPTi93X
 458         case 5:
 459                 irq_bits = 0x05;
 460                 break;
 461 //#endif        /* OPTi93X */
 462         case 7:
 463                 irq_bits = 0x01;
 464                 break;
 465         case 9:
 466                 irq_bits = 0x02;
 467                 break;
 468         case 10:
 469                 irq_bits = 0x03;
 470                 break;
 471         case 11:
 472                 irq_bits = 0x04;
 473                 break;
 474         default:
 475                 snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
 476                 goto __skip_resources;
 477         }
 478
 479         switch (dma1) {
 480         case 0:
 481                 dma_bits = 0x01;
 482                 break;
 483         case 1:
 484                 dma_bits = 0x02;
 485                 break;
 486         case 3:
 487                 dma_bits = 0x03;
 488                 break;
 489         default:
 490                 snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
 491                 goto __skip_resources;
 492         }
 493
 494 #if defined(CS4231) || defined(OPTi93X)
 495         if (dma1 == dma2) {
 496                 snd_printk(KERN_ERR "don't want to share dmas\n");
 497                 return -EBUSY;
 498         }
 499
 500         switch (dma2) {
 501         case 0:
 502         case 1:
 503                 break;
 504         default:
 505                 snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
 506                 goto __skip_resources;
 507         }
 508         dma_bits |= 0x04;
 509 #endif  /* CS4231 || OPTi93X */
 510
 511 #ifndef OPTi93X
 512          outb(irq_bits << 3 | dma_bits, chip->wss_base);
 513 #else /* OPTi93X */
 514         snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
 515 #endif /* OPTi93X */
 516
 517 __skip_resources:
 518         if (chip->hardware > OPTi9XX_HW_82C928) {
 519                 switch (mpu_port) {
 520                 case 0:
 521                 case -1:
 522                         break;
 523                 case 0x300:
 524                         mpu_port_bits = 0x03;
 525                         break;
 526                 case 0x310:
 527                         mpu_port_bits = 0x02;
 528                         break;
 529                 case 0x320:
 530                         mpu_port_bits = 0x01;
 531                         break;
 532                 case 0x330:
 533                         mpu_port_bits = 0x00;
 534                         break;
 535                 default:
 536                         snd_printk(KERN_WARNING
 537                                    "MPU-401 port 0x%lx not valid\n", mpu_port);
 538                         goto __skip_mpu;
 539                 }
 540
 541                 switch (mpu_irq) {
 542                 case 5:
 543                         mpu_irq_bits = 0x02;
 544                         break;
 545                 case 7:
 546                         mpu_irq_bits = 0x03;
 547                         break;
 548                 case 9:
 549                         mpu_irq_bits = 0x00;
 550                         break;
 551                 case 10:
 552                         mpu_irq_bits = 0x01;
 553                         break;
 554                 default:
 555                         snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
 556                                 mpu_irq);
 557                         goto __skip_mpu;
 558                 }
 559
 560                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
 561                         (mpu_port <= 0) ? 0x00 :
 562                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
 563                         0xf8);
 564         }
 565 __skip_mpu:
 566
 567         return 0;
 568 }
 569
 570 #ifdef OPTi93X
 571
 572 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
 573 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
 574 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
 575
 576 static struct snd_kcontrol_new snd_opti93x_controls[] = {
 577 WSS_DOUBLE("Master Playback Switch", 0,
 578                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
 579 WSS_DOUBLE_TLV("Master Playback Volume", 0,
 580                 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
 581                 db_scale_5bit_3db_step),
 582 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
 583                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,
 584                 db_scale_5bit),
 585 WSS_DOUBLE_TLV("FM Playback Volume", 0,
 586                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,
 587                 db_scale_4bit_12db_max),
 588 WSS_DOUBLE("Line Playback Switch", 0,
 589                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 590 WSS_DOUBLE_TLV("Line Playback Volume", 0,
 591                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,
 592                 db_scale_4bit_12db_max),
 593 WSS_DOUBLE("Mic Playback Switch", 0,
 594                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
 595 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
 596                 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,
 597                 db_scale_4bit_12db_max),
 598 WSS_DOUBLE_TLV("CD Playback Volume", 0,
 599                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,
 600                 db_scale_4bit_12db_max),
 601 WSS_DOUBLE("Aux Playback Switch", 0,
 602                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
 603 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
 604                 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,
 605                 db_scale_4bit_12db_max),
 606 };
 607
 608 static int __devinit snd_opti93x_mixer(struct snd_wss *chip)
 609 {
 610         struct snd_card *card;
 611         unsigned int idx;
 612         struct snd_ctl_elem_id id1, id2;
 613         int err;
 614
 615         if (snd_BUG_ON(!chip || !chip->pcm))
 616                 return -EINVAL;
 617
 618         card = chip->card;
 619
 620         strcpy(card->mixername, chip->pcm->name);
 621
 622         memset(&id1, 0, sizeof(id1));
 623         memset(&id2, 0, sizeof(id2));
 624         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 625         /* reassign AUX0 switch to CD */
 626         strcpy(id1.name, "Aux Playback Switch");
 627         strcpy(id2.name, "CD Playback Switch");
 628         err = snd_ctl_rename_id(card, &id1, &id2);
 629         if (err < 0) {
 630                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 631                 return err;
 632         }
 633         /* reassign AUX1 switch to FM */
 634         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
 635         strcpy(id2.name, "FM Playback Switch");
 636         err = snd_ctl_rename_id(card, &id1, &id2);
 637         if (err < 0) {
 638                 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
 639                 return err;
 640         }
 641         /* remove AUX1 volume */
 642         strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
 643         snd_ctl_remove_id(card, &id1);
 644
 645         /* Replace WSS volume controls with OPTi93x volume controls */
 646         id1.index = 0;
 647         for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
 648                 strcpy(id1.name, snd_opti93x_controls[idx].name);
 649                 snd_ctl_remove_id(card, &id1);
 650
 651                 err = snd_ctl_add(card,
 652                                 snd_ctl_new1(&snd_opti93x_controls[idx], chip));
 653                 if (err < 0)
 654                         return err;
 655         }
 656         return 0;
 657 }
 658
 659 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
 660 {
 661         struct snd_opti9xx *chip = dev_id;
 662         struct snd_wss *codec = chip->codec;
 663         unsigned char status;
 664
 665         if (!codec)
 666                 return IRQ_HANDLED;
 667
 668         status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
 669         if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
 670                 snd_pcm_period_elapsed(codec->playback_substream);
 671         if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
 672                 snd_wss_overrange(codec);
 673                 snd_pcm_period_elapsed(codec->capture_substream);
 674         }
 675         outb(0x00, OPTi93X_PORT(codec, STATUS));
 676         return IRQ_HANDLED;
 677 }
 678
 679 #endif /* OPTi93X */
 680
 681 static int __devinit snd_opti9xx_read_check(struct snd_opti9xx *chip)
 682 {
 683         unsigned char value;
 684 #ifdef OPTi93X
 685         unsigned long flags;
 686 #endif
 687
 688         chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
 689                                            "OPTi9xx MC");
 690         if (chip->res_mc_base == NULL)
 691                 return -EBUSY;
 692 #ifndef OPTi93X
 693         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
 694         if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
 695                 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
 696                         return 0;
 697 #else   /* OPTi93X */
 698         chip->res_mc_indir = request_region(chip->mc_indir_index, 2,
 699                                             "OPTi93x MC");
 700         if (chip->res_mc_indir == NULL)
 701                 return -EBUSY;
 702
 703         spin_lock_irqsave(&chip->lock, flags);
 704         outb(chip->password, chip->mc_base + chip->pwd_reg);
 705         outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
 706         spin_unlock_irqrestore(&chip->lock, flags);
 707
 708         value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
 709         snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
 710         if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
 711                 return 0;
 712
 713         release_and_free_resource(chip->res_mc_indir);
 714         chip->res_mc_indir = NULL;
 715 #endif  /* OPTi93X */
 716         release_and_free_resource(chip->res_mc_base);
 717         chip->res_mc_base = NULL;
 718
 719         return -ENODEV;
 720 }
 721
 722 static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
 723                                              struct snd_opti9xx *chip)
 724 {
 725         int i, err;
 726
 727 #ifndef OPTi93X
 728         for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
 729 #else
 730         for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
 731 #endif
 732                 err = snd_opti9xx_init(chip, i);
 733                 if (err < 0)
 734                         return err;
 735
 736                 err = snd_opti9xx_read_check(chip);
 737                 if (err == 0)
 738                         return 1;
 739 #ifdef OPTi93X
 740                 chip->mc_indir_index = 0;
 741 #endif
 742         }
 743         return -ENODEV;
 744 }
 745
 746 #ifdef CONFIG_PNP
 747 static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
 748                                           struct pnp_card_link *card,
 749                                           const struct pnp_card_device_id *pid)
 750 {
 751         struct pnp_dev *pdev;
 752         int err;
 753         struct pnp_dev *devmpu;
 754 #ifndef OPTi93X
 755         struct pnp_dev *devmc;
 756 #endif
 757
 758         pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
 759         if (pdev == NULL)
 760                 return -EBUSY;
 761
 762         err = pnp_activate_dev(pdev);
 763         if (err < 0) {
 764                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
 765                 return err;
 766         }
 767
 768 #ifdef OPTi93X
 769         port = pnp_port_start(pdev, 0) - 4;
 770         fm_port = pnp_port_start(pdev, 1) + 8;
 771         /* adjust mc_indir_index - some cards report it at 0xe?d,
 772            other at 0xe?c but it really is always at 0xe?e */
 773         chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
 774 #else
 775         devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
 776         if (devmc == NULL)
 777                 return -EBUSY;
 778
 779         err = pnp_activate_dev(devmc);
 780         if (err < 0) {
 781                 snd_printk(KERN_ERR "MC pnp configure failure: %d\n", err);
 782                 return err;
 783         }
 784
 785         port = pnp_port_start(pdev, 1);
 786         fm_port = pnp_port_start(pdev, 2) + 8;
 787         /*
 788          * The MC(0) is never accessed and card does not
 789          * include it in the PnP resource range. OPTI93x include it.
 790          */
 791         chip->mc_base = pnp_port_start(devmc, 0) - 1;
 792         chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
 793 #endif  /* OPTi93X */
 794         irq = pnp_irq(pdev, 0);
 795         dma1 = pnp_dma(pdev, 0);
 796 #if defined(CS4231) || defined(OPTi93X)
 797         dma2 = pnp_dma(pdev, 1);
 798 #endif  /* CS4231 || OPTi93X */
 799
 800         devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
 801
 802         if (devmpu && mpu_port > 0) {
 803                 err = pnp_activate_dev(devmpu);
 804                 if (err < 0) {
 805                         snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
 806                         mpu_port = -1;
 807                 } else {
 808                         mpu_port = pnp_port_start(devmpu, 0);
 809                         mpu_irq = pnp_irq(devmpu, 0);
 810                 }
 811         }
 812         return pid->driver_data;
 813 }
 814 #endif  /* CONFIG_PNP */
 815
 816 static void snd_card_opti9xx_free(struct snd_card *card)
 817 {
 818         struct snd_opti9xx *chip = card->private_data;
 819
 820         if (chip) {
 821 #ifdef OPTi93X
 822                 if (chip->irq > 0) {
 823                         disable_irq(chip->irq);
 824                         free_irq(chip->irq, chip);
 825                 }
 826                 release_and_free_resource(chip->res_mc_indir);
 827 #endif
 828                 release_and_free_resource(chip->res_mc_base);
 829         }
 830 }
 831
 832 static int __devinit snd_opti9xx_probe(struct snd_card *card)
 833 {
 834         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
 835         int error;
 836         int xdma2;
 837         struct snd_opti9xx *chip = card->private_data;
 838         struct snd_wss *codec;
 839 #ifdef CS4231
 840         struct snd_timer *timer;
 841 #endif
 842         struct snd_pcm *pcm;
 843         struct snd_rawmidi *rmidi;
 844         struct snd_hwdep *synth;
 845
 846 #if defined(CS4231) || defined(OPTi93X)
 847         xdma2 = dma2;
 848 #else
 849         xdma2 = -1;
 850 #endif
 851
 852         if (port == SNDRV_AUTO_PORT) {
 853                 port = snd_legacy_find_free_ioport(possible_ports, 4);
 854                 if (port < 0) {
 855                         snd_printk(KERN_ERR "unable to find a free WSS port\n");
 856                         return -EBUSY;
 857                 }
 858         }
 859         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
 860                                       mpu_port, mpu_irq);
 861         if (error)
 862                 return error;
 863
 864         error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
 865 #ifdef OPTi93X
 866                                WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
 867 #else
 868                                WSS_HW_DETECT, 0,
 869 #endif
 870                                &codec);
 871         if (error < 0)
 872                 return error;
 873         chip->codec = codec;
 874         error = snd_wss_pcm(codec, 0, &pcm);
 875         if (error < 0)
 876                 return error;
 877         error = snd_wss_mixer(codec);
 878         if (error < 0)
 879                 return error;
 880 #ifdef OPTi93X
 881         error = snd_opti93x_mixer(codec);
 882         if (error < 0)
 883                 return error;
 884 #endif
 885 #ifdef CS4231
 886         error = snd_wss_timer(codec, 0, &timer);
 887         if (error < 0)
 888                 return error;
 889 #endif
 890 #ifdef OPTi93X
 891         error = request_irq(irq, snd_opti93x_interrupt,
 892                             0, DEV_NAME" - WSS", chip);
 893         if (error < 0) {
 894                 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", irq);
 895                 return error;
 896         }
 897 #endif
 898         chip->irq = irq;
 899         strcpy(card->driver, chip->name);
 900         sprintf(card->shortname, "OPTi %s", card->driver);
 901 #if defined(CS4231) || defined(OPTi93X)
 902         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
 903                 card->shortname, pcm->name,
 904                 chip->wss_base + 4, irq, dma1, xdma2);
 905 #else
 906         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
 907                 card->shortname, pcm->name, chip->wss_base + 4, irq, dma1);
 908 #endif  /* CS4231 || OPTi93X */
 909
 910         if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
 911                 rmidi = NULL;
 912         else {
 913                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
 914                                 mpu_port, 0, mpu_irq, &rmidi);
 915                 if (error)
 916                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
 917                                    mpu_port);
 918         }
 919
 920         if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
 921                 struct snd_opl3 *opl3 = NULL;
 922 #ifndef OPTi93X
 923                 if (chip->hardware == OPTi9XX_HW_82C928 ||
 924                     chip->hardware == OPTi9XX_HW_82C929 ||
 925                     chip->hardware == OPTi9XX_HW_82C924) {
 926                         struct snd_opl4 *opl4;
 927                         /* assume we have an OPL4 */
 928                         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 929                                                0x20, 0x20);
 930                         if (snd_opl4_create(card, fm_port, fm_port - 8,
 931                                             2, &opl3, &opl4) < 0) {
 932                                 /* no luck, use OPL3 instead */
 933                                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
 934                                                        0x00, 0x20);
 935                         }
 936                 }
 937 #endif  /* !OPTi93X */
 938                 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
 939                                              OPL3_HW_AUTO, 0, &opl3) < 0) {
 940                         snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
 941                                    fm_port, fm_port + 4 - 1);
 942                 }
 943                 if (opl3) {
 944                         error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
 945                         if (error < 0)
 946                                 return error;
 947                 }
 948         }
 949
 950         return snd_card_register(card);
 951 }
 952
 953 static int snd_opti9xx_card_new(struct snd_card **cardp)
 954 {
 955         struct snd_card *card;
 956         int err;
 957
 958         err = snd_card_create(index, id, THIS_MODULE,
 959                               sizeof(struct snd_opti9xx), &card);
 960         if (err < 0)
 961                 return err;
 962         card->private_free = snd_card_opti9xx_free;
 963         *cardp = card;
 964         return 0;
 965 }
 966
 967 static int __devinit snd_opti9xx_isa_match(struct device *devptr,
 968                                            unsigned int dev)
 969 {
 970 #ifdef CONFIG_PNP
 971         if (snd_opti9xx_pnp_is_probed)
 972                 return 0;
 973         if (isapnp)
 974                 return 0;
 975 #endif
 976         return 1;
 977 }
 978
 979 static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
 980                                            unsigned int dev)
 981 {
 982         struct snd_card *card;
 983         int error;
 984         static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
 985 #ifdef OPTi93X
 986         static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
 987 #else
 988         static int possible_irqs[] = {9, 10, 11, 7, -1};
 989 #endif  /* OPTi93X */
 990         static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
 991         static int possible_dma1s[] = {3, 1, 0, -1};
 992 #if defined(CS4231) || defined(OPTi93X)
 993         static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
 994 #endif  /* CS4231 || OPTi93X */
 995
 996         if (mpu_port == SNDRV_AUTO_PORT) {
 997                 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
 998                         snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
 999                         return -EBUSY;
1000                 }
1001         }
1002         if (irq == SNDRV_AUTO_IRQ) {
1003                 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
1004                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
1005                         return -EBUSY;
1006                 }
1007         }
1008         if (mpu_irq == SNDRV_AUTO_IRQ) {
1009                 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
1010                         snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
1011                         return -EBUSY;
1012                 }
1013         }
1014         if (dma1 == SNDRV_AUTO_DMA) {
1015                 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
1016                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
1017                         return -EBUSY;
1018                 }
1019         }
1020 #if defined(CS4231) || defined(OPTi93X)
1021         if (dma2 == SNDRV_AUTO_DMA) {
1022                 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
1023                         snd_printk(KERN_ERR "unable to find a free DMA2\n");
1024                         return -EBUSY;
1025                 }
1026         }
1027 #endif
1028
1029         error = snd_opti9xx_card_new(&card);
1030         if (error < 0)
1031                 return error;
1032
1033         if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
1034                 snd_card_free(card);
1035                 return error;
1036         }
1037         snd_card_set_dev(card, devptr);
1038         if ((error = snd_opti9xx_probe(card)) < 0) {
1039                 snd_card_free(card);
1040                 return error;
1041         }
1042         dev_set_drvdata(devptr, card);
1043         return 0;
1044 }
1045
1046 static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
1047                                             unsigned int dev)
1048 {
1049         snd_card_free(dev_get_drvdata(devptr));
1050         dev_set_drvdata(devptr, NULL);
1051         return 0;
1052 }
1053
1054 #ifdef CONFIG_PM
1055 static int snd_opti9xx_suspend(struct snd_card *card)
1056 {
1057         struct snd_opti9xx *chip = card->private_data;
1058
1059         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1060         chip->codec->suspend(chip->codec);
1061         return 0;
1062 }
1063
1064 static int snd_opti9xx_resume(struct snd_card *card)
1065 {
1066         struct snd_opti9xx *chip = card->private_data;
1067         int error, xdma2;
1068 #if defined(CS4231) || defined(OPTi93X)
1069         xdma2 = dma2;
1070 #else
1071         xdma2 = -1;
1072 #endif
1073
1074         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
1075                                       mpu_port, mpu_irq);
1076         if (error)
1077                 return error;
1078         chip->codec->resume(chip->codec);
1079         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1080         return 0;
1081 }
1082
1083 static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,
1084                                    pm_message_t state)
1085 {
1086         return snd_opti9xx_suspend(dev_get_drvdata(dev));
1087 }
1088
1089 static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)
1090 {
1091         return snd_opti9xx_resume(dev_get_drvdata(dev));
1092 }
1093 #endif
1094
1095 static struct isa_driver snd_opti9xx_driver = {
1096         .match          = snd_opti9xx_isa_match,
1097         .probe          = snd_opti9xx_isa_probe,
1098         .remove         = __devexit_p(snd_opti9xx_isa_remove),
1099 #ifdef CONFIG_PM
1100         .suspend        = snd_opti9xx_isa_suspend,
1101         .resume         = snd_opti9xx_isa_resume,
1102 #endif
1103         .driver         = {
1104                 .name   = DEV_NAME
1105         },
1106 };
1107
1108 #ifdef CONFIG_PNP
1109 static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1110                                            const struct pnp_card_device_id *pid)
1111 {
1112         struct snd_card *card;
1113         int error, hw;
1114         struct snd_opti9xx *chip;
1115
1116         if (snd_opti9xx_pnp_is_probed)
1117                 return -EBUSY;
1118         if (! isapnp)
1119                 return -ENODEV;
1120         error = snd_opti9xx_card_new(&card);
1121         if (error < 0)
1122                 return error;
1123         chip = card->private_data;
1124
1125         hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1126         switch (hw) {
1127         case 0x0924:
1128                 hw = OPTi9XX_HW_82C924;
1129                 break;
1130         case 0x0925:
1131                 hw = OPTi9XX_HW_82C925;
1132                 break;
1133         case 0x0931:
1134                 hw = OPTi9XX_HW_82C931;
1135                 break;
1136         default:
1137                 snd_card_free(card);
1138                 return -ENODEV;
1139         }
1140
1141         if ((error = snd_opti9xx_init(chip, hw))) {
1142                 snd_card_free(card);
1143                 return error;
1144         }
1145         error = snd_opti9xx_read_check(chip);
1146         if (error) {
1147                 snd_printk(KERN_ERR "OPTI chip not found\n");
1148                 snd_card_free(card);
1149                 return error;
1150         }
1151         snd_card_set_dev(card, &pcard->card->dev);
1152         if ((error = snd_opti9xx_probe(card)) < 0) {
1153                 snd_card_free(card);
1154                 return error;
1155         }
1156         pnp_set_card_drvdata(pcard, card);
1157         snd_opti9xx_pnp_is_probed = 1;
1158         return 0;
1159 }
1160
1161 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
1162 {
1163         snd_card_free(pnp_get_card_drvdata(pcard));
1164         pnp_set_card_drvdata(pcard, NULL);
1165         snd_opti9xx_pnp_is_probed = 0;
1166 }
1167
1168 #ifdef CONFIG_PM
1169 static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,
1170                                    pm_message_t state)
1171 {
1172         return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));
1173 }
1174
1175 static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)
1176 {
1177         return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));
1178 }
1179 #endif
1180
1181 static struct pnp_card_driver opti9xx_pnpc_driver = {
1182         .flags          = PNP_DRIVER_RES_DISABLE,
1183         .name           = "opti9xx",
1184         .id_table       = snd_opti9xx_pnpids,
1185         .probe          = snd_opti9xx_pnp_probe,
1186         .remove         = __devexit_p(snd_opti9xx_pnp_remove),
1187 #ifdef CONFIG_PM
1188         .suspend        = snd_opti9xx_pnp_suspend,
1189         .resume         = snd_opti9xx_pnp_resume,
1190 #endif
1191 };
1192 #endif
1193
1194 #ifdef OPTi93X
1195 #define CHIP_NAME       "82C93x"
1196 #else
1197 #define CHIP_NAME       "82C92x"
1198 #endif
1199
1200 static int __init alsa_card_opti9xx_init(void)
1201 {
1202 #ifdef CONFIG_PNP
1203         pnp_register_card_driver(&opti9xx_pnpc_driver);
1204         if (snd_opti9xx_pnp_is_probed)
1205                 return 0;
1206         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1207 #endif
1208         return isa_register_driver(&snd_opti9xx_driver, 1);
1209 }
1210
1211 static void __exit alsa_card_opti9xx_exit(void)
1212 {
1213         if (!snd_opti9xx_pnp_is_probed) {
1214                 isa_unregister_driver(&snd_opti9xx_driver);
1215                 return;
1216         }
1217 #ifdef CONFIG_PNP
1218         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1219 #endif
1220 }
1221
1222 module_init(alsa_card_opti9xx_init)
1223 module_exit(alsa_card_opti9xx_exit)