sound/isa/wavefront/wavefront.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  ALSA card-level driver for Turtle Beach Wavefront cards
   4  *                                              (Maui,Tropez,Tropez+)
   5  *
   6  *  Copyright (c) 1997-1999 by Paul Barton-Davis <pbd@op.net>
   7  */
   8
   9 #include <linux/init.h>
  10 #include <linux/interrupt.h>
  11 #include <linux/err.h>
  12 #include <linux/isa.h>
  13 #include <linux/pnp.h>
  14 #include <linux/module.h>
  15 #include <sound/core.h>
  16 #include <sound/initval.h>
  17 #include <sound/opl3.h>
  18 #include <sound/wss.h>
  19 #include <sound/snd_wavefront.h>
  20
  21 MODULE_AUTHOR("Paul Barton-Davis <pbd@op.net>");
  22 MODULE_DESCRIPTION("Turtle Beach Wavefront");
  23 MODULE_LICENSE("GPL");
  24
  25 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;          /* Index 0-MAX */
  26 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;           /* ID for this card */
  27 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;     /* Enable this card */
  28 #ifdef CONFIG_PNP
  29 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
  30 #endif
  31 static long cs4232_pcm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
  32 static int cs4232_pcm_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */
  33 static long cs4232_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
  34 static int cs4232_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */
  35 static long ics2115_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
  36 static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 2,9,11,12,15 */
  37 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;      /* PnP setup */
  38 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;           /* 0,1,3,5,6,7 */
  39 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;           /* 0,1,3,5,6,7 */
  40 static bool use_cs4232_midi[SNDRV_CARDS];
  41
  42 module_param_array(index, int, NULL, 0444);
  43 MODULE_PARM_DESC(index, "Index value for WaveFront soundcard.");
  44 module_param_array(id, charp, NULL, 0444);
  45 MODULE_PARM_DESC(id, "ID string for WaveFront soundcard.");
  46 module_param_array(enable, bool, NULL, 0444);
  47 MODULE_PARM_DESC(enable, "Enable WaveFront soundcard.");
  48 #ifdef CONFIG_PNP
  49 module_param_array(isapnp, bool, NULL, 0444);
  50 MODULE_PARM_DESC(isapnp, "ISA PnP detection for WaveFront soundcards.");
  51 #endif
  52 module_param_hw_array(cs4232_pcm_port, long, ioport, NULL, 0444);
  53 MODULE_PARM_DESC(cs4232_pcm_port, "Port # for CS4232 PCM interface.");
  54 module_param_hw_array(cs4232_pcm_irq, int, irq, NULL, 0444);
  55 MODULE_PARM_DESC(cs4232_pcm_irq, "IRQ # for CS4232 PCM interface.");
  56 module_param_hw_array(dma1, int, dma, NULL, 0444);
  57 MODULE_PARM_DESC(dma1, "DMA1 # for CS4232 PCM interface.");
  58 module_param_hw_array(dma2, int, dma, NULL, 0444);
  59 MODULE_PARM_DESC(dma2, "DMA2 # for CS4232 PCM interface.");
  60 module_param_hw_array(cs4232_mpu_port, long, ioport, NULL, 0444);
  61 MODULE_PARM_DESC(cs4232_mpu_port, "port # for CS4232 MPU-401 interface.");
  62 module_param_hw_array(cs4232_mpu_irq, int, irq, NULL, 0444);
  63 MODULE_PARM_DESC(cs4232_mpu_irq, "IRQ # for CS4232 MPU-401 interface.");
  64 module_param_hw_array(ics2115_irq, int, irq, NULL, 0444);
  65 MODULE_PARM_DESC(ics2115_irq, "IRQ # for ICS2115.");
  66 module_param_hw_array(ics2115_port, long, ioport, NULL, 0444);
  67 MODULE_PARM_DESC(ics2115_port, "Port # for ICS2115.");
  68 module_param_hw_array(fm_port, long, ioport, NULL, 0444);
  69 MODULE_PARM_DESC(fm_port, "FM port #.");
  70 module_param_array(use_cs4232_midi, bool, NULL, 0444);
  71 MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
  72
  73 #ifdef CONFIG_PNP
  74 static int isa_registered;
  75 static int pnp_registered;
  76
  77 static const struct pnp_card_device_id snd_wavefront_pnpids[] = {
  78         /* Tropez */
  79         { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },
  80         /* Tropez+ */
  81         { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },
  82         { .id = "" }
  83 };
  84
  85 MODULE_DEVICE_TABLE(pnp_card, snd_wavefront_pnpids);
  86
  87 static int
  88 snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *card,
  89                    const struct pnp_card_device_id *id)
  90 {
  91         struct pnp_dev *pdev;
  92         int err;
  93
  94         /* Check for each logical device. */
  95
  96         /* CS4232 chip (aka "windows sound system") is logical device 0 */
  97
  98         acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
  99         if (acard->wss == NULL)
 100                 return -EBUSY;
 101
 102         /* there is a game port at logical device 1, but we ignore it completely */
 103
 104         /* the control interface is logical device 2, but we ignore it
 105            completely. in fact, nobody even seems to know what it
 106            does.
 107         */
 108
 109         /* Only configure the CS4232 MIDI interface if its been
 110            specifically requested. It is logical device 3.
 111         */
 112
 113         if (use_cs4232_midi[dev]) {
 114                 acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
 115                 if (acard->mpu == NULL)
 116                         return -EBUSY;
 117         }
 118
 119         /* The ICS2115 synth is logical device 4 */
 120
 121         acard->synth = pnp_request_card_device(card, id->devs[3].id, NULL);
 122         if (acard->synth == NULL)
 123                 return -EBUSY;
 124
 125         /* PCM/FM initialization */
 126
 127         pdev = acard->wss;
 128
 129         /* An interesting note from the Tropez+ FAQ:
 130
 131            Q. [Ports] Why is the base address of the WSS I/O ports off by 4?
 132
 133            A. WSS I/O requires a block of 8 I/O addresses ("ports"). Of these, the first
 134            4 are used to identify and configure the board. With the advent of PnP,
 135            these first 4 addresses have become obsolete, and software applications
 136            only use the last 4 addresses to control the codec chip. Therefore, the
 137            base address setting "skips past" the 4 unused addresses.
 138
 139         */
 140
 141         err = pnp_activate_dev(pdev);
 142         if (err < 0) {
 143                 snd_printk(KERN_ERR "PnP WSS pnp configure failure\n");
 144                 return err;
 145         }
 146
 147         cs4232_pcm_port[dev] = pnp_port_start(pdev, 0);
 148         fm_port[dev] = pnp_port_start(pdev, 1);
 149         dma1[dev] = pnp_dma(pdev, 0);
 150         dma2[dev] = pnp_dma(pdev, 1);
 151         cs4232_pcm_irq[dev] = pnp_irq(pdev, 0);
 152
 153         /* Synth initialization */
 154
 155         pdev = acard->synth;
 156
 157         err = pnp_activate_dev(pdev);
 158         if (err < 0) {
 159                 snd_printk(KERN_ERR "PnP ICS2115 pnp configure failure\n");
 160                 return err;
 161         }
 162
 163         ics2115_port[dev] = pnp_port_start(pdev, 0);
 164         ics2115_irq[dev] = pnp_irq(pdev, 0);
 165
 166         /* CS4232 MPU initialization. Configure this only if
 167            explicitly requested, since its physically inaccessible and
 168            consumes another IRQ.
 169         */
 170
 171         if (use_cs4232_midi[dev]) {
 172
 173                 pdev = acard->mpu;
 174
 175                 err = pnp_activate_dev(pdev);
 176                 if (err < 0) {
 177                         snd_printk(KERN_ERR "PnP MPU401 pnp configure failure\n");
 178                         cs4232_mpu_port[dev] = SNDRV_AUTO_PORT;
 179                 } else {
 180                         cs4232_mpu_port[dev] = pnp_port_start(pdev, 0);
 181                         cs4232_mpu_irq[dev] = pnp_irq(pdev, 0);
 182                 }
 183
 184                 snd_printk (KERN_INFO "CS4232 MPU: port=0x%lx, irq=%i\n",
 185                             cs4232_mpu_port[dev],
 186                             cs4232_mpu_irq[dev]);
 187         }
 188
 189         snd_printdd ("CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n",
 190                     cs4232_pcm_port[dev],
 191                     fm_port[dev],
 192                     dma1[dev],
 193                     dma2[dev],
 194                     cs4232_pcm_irq[dev],
 195                     ics2115_port[dev],
 196                     ics2115_irq[dev]);
 197
 198         return 0;
 199 }
 200
 201 #endif /* CONFIG_PNP */
 202
 203 static irqreturn_t snd_wavefront_ics2115_interrupt(int irq, void *dev_id)
 204 {
 205         snd_wavefront_card_t *acard;
 206
 207         acard = (snd_wavefront_card_t *) dev_id;
 208
 209         if (acard == NULL)
 210                 return IRQ_NONE;
 211
 212         if (acard->wavefront.interrupts_are_midi) {
 213                 snd_wavefront_midi_interrupt (acard);
 214         } else {
 215                 snd_wavefront_internal_interrupt (acard);
 216         }
 217         return IRQ_HANDLED;
 218 }
 219
 220 static struct snd_hwdep *snd_wavefront_new_synth(struct snd_card *card,
 221                                                  int hw_dev,
 222                                                  snd_wavefront_card_t *acard)
 223 {
 224         struct snd_hwdep *wavefront_synth;
 225
 226         if (snd_wavefront_detect (acard) < 0) {
 227                 return NULL;
 228         }
 229
 230         if (snd_wavefront_start (&acard->wavefront) < 0) {
 231                 return NULL;
 232         }
 233
 234         if (snd_hwdep_new(card, "WaveFront", hw_dev, &wavefront_synth) < 0)
 235                 return NULL;
 236         strcpy (wavefront_synth->name,
 237                 "WaveFront (ICS2115) wavetable synthesizer");
 238         wavefront_synth->ops.open = snd_wavefront_synth_open;
 239         wavefront_synth->ops.release = snd_wavefront_synth_release;
 240         wavefront_synth->ops.ioctl = snd_wavefront_synth_ioctl;
 241
 242         return wavefront_synth;
 243 }
 244
 245 static struct snd_hwdep *snd_wavefront_new_fx(struct snd_card *card,
 246                                               int hw_dev,
 247                                               snd_wavefront_card_t *acard,
 248                                               unsigned long port)
 249
 250 {
 251         struct snd_hwdep *fx_processor;
 252
 253         if (snd_wavefront_fx_start (&acard->wavefront)) {
 254                 snd_printk (KERN_ERR "cannot initialize YSS225 FX processor");
 255                 return NULL;
 256         }
 257
 258         if (snd_hwdep_new (card, "YSS225", hw_dev, &fx_processor) < 0)
 259                 return NULL;
 260         sprintf (fx_processor->name, "YSS225 FX Processor at 0x%lx", port);
 261         fx_processor->ops.open = snd_wavefront_fx_open;
 262         fx_processor->ops.release = snd_wavefront_fx_release;
 263         fx_processor->ops.ioctl = snd_wavefront_fx_ioctl;
 264
 265         return fx_processor;
 266 }
 267
 268 static snd_wavefront_mpu_id internal_id = internal_mpu;
 269 static snd_wavefront_mpu_id external_id = external_mpu;
 270
 271 static struct snd_rawmidi *snd_wavefront_new_midi(struct snd_card *card,
 272                                                   int midi_dev,
 273                                                   snd_wavefront_card_t *acard,
 274                                                   unsigned long port,
 275                                                   snd_wavefront_mpu_id mpu)
 276
 277 {
 278         struct snd_rawmidi *rmidi;
 279         static int first = 1;
 280
 281         if (first) {
 282                 first = 0;
 283                 acard->wavefront.midi.base = port;
 284                 if (snd_wavefront_midi_start (acard)) {
 285                         snd_printk (KERN_ERR "cannot initialize MIDI interface\n");
 286                         return NULL;
 287                 }
 288         }
 289
 290         if (snd_rawmidi_new (card, "WaveFront MIDI", midi_dev, 1, 1, &rmidi) < 0)
 291                 return NULL;
 292
 293         if (mpu == internal_mpu) {
 294                 strcpy(rmidi->name, "WaveFront MIDI (Internal)");
 295                 rmidi->private_data = &internal_id;
 296         } else {
 297                 strcpy(rmidi->name, "WaveFront MIDI (External)");
 298                 rmidi->private_data = &external_id;
 299         }
 300
 301         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_wavefront_midi_output);
 302         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_wavefront_midi_input);
 303
 304         rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |
 305                              SNDRV_RAWMIDI_INFO_INPUT |
 306                              SNDRV_RAWMIDI_INFO_DUPLEX;
 307
 308         return rmidi;
 309 }
 310
 311 static void
 312 snd_wavefront_free(struct snd_card *card)
 313 {
 314         snd_wavefront_card_t *acard = (snd_wavefront_card_t *)card->private_data;
 315
 316         if (acard) {
 317                 release_and_free_resource(acard->wavefront.res_base);
 318                 if (acard->wavefront.irq > 0)
 319                         free_irq(acard->wavefront.irq, (void *)acard);
 320         }
 321 }
 322
 323 static int snd_wavefront_card_new(struct device *pdev, int dev,
 324                                   struct snd_card **cardp)
 325 {
 326         struct snd_card *card;
 327         snd_wavefront_card_t *acard;
 328         int err;
 329
 330         err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE,
 331                            sizeof(snd_wavefront_card_t), &card);
 332         if (err < 0)
 333                 return err;
 334
 335         acard = card->private_data;
 336         acard->wavefront.irq = -1;
 337         spin_lock_init(&acard->wavefront.irq_lock);
 338         init_waitqueue_head(&acard->wavefront.interrupt_sleeper);
 339         spin_lock_init(&acard->wavefront.midi.open);
 340         spin_lock_init(&acard->wavefront.midi.virtual);
 341         acard->wavefront.card = card;
 342         card->private_free = snd_wavefront_free;
 343
 344         *cardp = card;
 345         return 0;
 346 }
 347
 348 static int
 349 snd_wavefront_probe (struct snd_card *card, int dev)
 350 {
 351         snd_wavefront_card_t *acard = card->private_data;
 352         struct snd_wss *chip;
 353         struct snd_hwdep *wavefront_synth;
 354         struct snd_rawmidi *ics2115_internal_rmidi = NULL;
 355         struct snd_rawmidi *ics2115_external_rmidi = NULL;
 356         struct snd_hwdep *fx_processor;
 357         int hw_dev = 0, midi_dev = 0, err;
 358
 359         /* --------- PCM --------------- */
 360
 361         err = snd_wss_create(card, cs4232_pcm_port[dev], -1,
 362                              cs4232_pcm_irq[dev], dma1[dev], dma2[dev],
 363                              WSS_HW_DETECT, 0, &chip);
 364         if (err < 0) {
 365                 snd_printk(KERN_ERR "can't allocate WSS device\n");
 366                 return err;
 367         }
 368
 369         err = snd_wss_pcm(chip, 0);
 370         if (err < 0)
 371                 return err;
 372
 373         err = snd_wss_timer(chip, 0);
 374         if (err < 0)
 375                 return err;
 376
 377         /* ---------- OPL3 synth --------- */
 378
 379         if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
 380                 struct snd_opl3 *opl3;
 381
 382                 err = snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,
 383                                       OPL3_HW_OPL3_CS, 0, &opl3);
 384                 if (err < 0) {
 385                         snd_printk (KERN_ERR "can't allocate or detect OPL3 synth\n");
 386                         return err;
 387                 }
 388
 389                 err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL);
 390                 if (err < 0)
 391                         return err;
 392                 hw_dev++;
 393         }
 394
 395         /* ------- ICS2115 Wavetable synth ------- */
 396
 397         acard->wavefront.res_base = request_region(ics2115_port[dev], 16,
 398                                                    "ICS2115");
 399         if (acard->wavefront.res_base == NULL) {
 400                 snd_printk(KERN_ERR "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n",
 401                            ics2115_port[dev], ics2115_port[dev] + 16 - 1);
 402                 return -EBUSY;
 403         }
 404         if (request_irq(ics2115_irq[dev], snd_wavefront_ics2115_interrupt,
 405                         0, "ICS2115", acard)) {
 406                 snd_printk(KERN_ERR "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);
 407                 return -EBUSY;
 408         }
 409
 410         acard->wavefront.irq = ics2115_irq[dev];
 411         card->sync_irq = acard->wavefront.irq;
 412         acard->wavefront.base = ics2115_port[dev];
 413
 414         wavefront_synth = snd_wavefront_new_synth(card, hw_dev, acard);
 415         if (wavefront_synth == NULL) {
 416                 snd_printk (KERN_ERR "can't create WaveFront synth device\n");
 417                 return -ENOMEM;
 418         }
 419
 420         strcpy (wavefront_synth->name, "ICS2115 Wavetable MIDI Synthesizer");
 421         wavefront_synth->iface = SNDRV_HWDEP_IFACE_ICS2115;
 422         hw_dev++;
 423
 424         /* --------- Mixer ------------ */
 425
 426         err = snd_wss_mixer(chip);
 427         if (err < 0) {
 428                 snd_printk (KERN_ERR "can't allocate mixer device\n");
 429                 return err;
 430         }
 431
 432         /* -------- CS4232 MPU-401 interface -------- */
 433
 434         if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {
 435                 err = snd_mpu401_uart_new(card, midi_dev, MPU401_HW_CS4232,
 436                                           cs4232_mpu_port[dev], 0,
 437                                           cs4232_mpu_irq[dev], NULL);
 438                 if (err < 0) {
 439                         snd_printk (KERN_ERR "can't allocate CS4232 MPU-401 device\n");
 440                         return err;
 441                 }
 442                 midi_dev++;
 443         }
 444
 445         /* ------ ICS2115 internal MIDI ------------ */
 446
 447         if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {
 448                 ics2115_internal_rmidi =
 449                         snd_wavefront_new_midi (card,
 450                                                 midi_dev,
 451                                                 acard,
 452                                                 ics2115_port[dev],
 453                                                 internal_mpu);
 454                 if (ics2115_internal_rmidi == NULL) {
 455                         snd_printk (KERN_ERR "can't setup ICS2115 internal MIDI device\n");
 456                         return -ENOMEM;
 457                 }
 458                 midi_dev++;
 459         }
 460
 461         /* ------ ICS2115 external MIDI ------------ */
 462
 463         if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {
 464                 ics2115_external_rmidi =
 465                         snd_wavefront_new_midi (card,
 466                                                 midi_dev,
 467                                                 acard,
 468                                                 ics2115_port[dev],
 469                                                 external_mpu);
 470                 if (ics2115_external_rmidi == NULL) {
 471                         snd_printk (KERN_ERR "can't setup ICS2115 external MIDI device\n");
 472                         return -ENOMEM;
 473                 }
 474                 midi_dev++;
 475         }
 476
 477         /* FX processor for Tropez+ */
 478
 479         if (acard->wavefront.has_fx) {
 480                 fx_processor = snd_wavefront_new_fx (card,
 481                                                      hw_dev,
 482                                                      acard,
 483                                                      ics2115_port[dev]);
 484                 if (fx_processor == NULL) {
 485                         snd_printk (KERN_ERR "can't setup FX device\n");
 486                         return -ENOMEM;
 487                 }
 488
 489                 hw_dev++;
 490
 491                 strcpy(card->driver, "Tropez+");
 492                 strcpy(card->shortname, "Turtle Beach Tropez+");
 493         } else {
 494                 /* Need a way to distinguish between Maui and Tropez */
 495                 strcpy(card->driver, "WaveFront");
 496                 strcpy(card->shortname, "Turtle Beach WaveFront");
 497         }
 498
 499         /* ----- Register the card --------- */
 500
 501         /* Not safe to include "Turtle Beach" in longname, due to
 502            length restrictions
 503         */
 504
 505         sprintf(card->longname, "%s PCM 0x%lx irq %d dma %d",
 506                 card->driver,
 507                 chip->port,
 508                 cs4232_pcm_irq[dev],
 509                 dma1[dev]);
 510
 511         if (dma2[dev] >= 0 && dma2[dev] < 8)
 512                 sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
 513
 514         if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {
 515                 sprintf (card->longname + strlen (card->longname),
 516                          " MPU-401 0x%lx irq %d",
 517                          cs4232_mpu_port[dev],
 518                          cs4232_mpu_irq[dev]);
 519         }
 520
 521         sprintf (card->longname + strlen (card->longname),
 522                  " SYNTH 0x%lx irq %d",
 523                  ics2115_port[dev],
 524                  ics2115_irq[dev]);
 525
 526         return snd_card_register(card);
 527 }
 528
 529 static int snd_wavefront_isa_match(struct device *pdev,
 530                                    unsigned int dev)
 531 {
 532         if (!enable[dev])
 533                 return 0;
 534 #ifdef CONFIG_PNP
 535         if (isapnp[dev])
 536                 return 0;
 537 #endif
 538         if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
 539                 snd_printk(KERN_ERR "specify CS4232 port\n");
 540                 return 0;
 541         }
 542         if (ics2115_port[dev] == SNDRV_AUTO_PORT) {
 543                 snd_printk(KERN_ERR "specify ICS2115 port\n");
 544                 return 0;
 545         }
 546         return 1;
 547 }
 548
 549 static int snd_wavefront_isa_probe(struct device *pdev,
 550                                    unsigned int dev)
 551 {
 552         struct snd_card *card;
 553         int err;
 554
 555         err = snd_wavefront_card_new(pdev, dev, &card);
 556         if (err < 0)
 557                 return err;
 558         err = snd_wavefront_probe(card, dev);
 559         if (err < 0) {
 560                 snd_card_free(card);
 561                 return err;
 562         }
 563
 564         dev_set_drvdata(pdev, card);
 565         return 0;
 566 }
 567
 568 static void snd_wavefront_isa_remove(struct device *devptr,
 569                                     unsigned int dev)
 570 {
 571         snd_card_free(dev_get_drvdata(devptr));
 572 }
 573
 574 #define DEV_NAME "wavefront"
 575
 576 static struct isa_driver snd_wavefront_driver = {
 577         .match          = snd_wavefront_isa_match,
 578         .probe          = snd_wavefront_isa_probe,
 579         .remove         = snd_wavefront_isa_remove,
 580         /* FIXME: suspend, resume */
 581         .driver         = {
 582                 .name   = DEV_NAME
 583         },
 584 };
 585
 586
 587 #ifdef CONFIG_PNP
 588 static int snd_wavefront_pnp_detect(struct pnp_card_link *pcard,
 589                                     const struct pnp_card_device_id *pid)
 590 {
 591         static int dev;
 592         struct snd_card *card;
 593         int res;
 594
 595         for ( ; dev < SNDRV_CARDS; dev++) {
 596                 if (enable[dev] && isapnp[dev])
 597                         break;
 598         }
 599         if (dev >= SNDRV_CARDS)
 600                 return -ENODEV;
 601
 602         res = snd_wavefront_card_new(&pcard->card->dev, dev, &card);
 603         if (res < 0)
 604                 return res;
 605
 606         if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) {
 607                 if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
 608                         snd_printk (KERN_ERR "isapnp detection failed\n");
 609                         snd_card_free (card);
 610                         return -ENODEV;
 611                 }
 612         }
 613
 614         res = snd_wavefront_probe(card, dev);
 615         if (res < 0)
 616                 return res;
 617
 618         pnp_set_card_drvdata(pcard, card);
 619         dev++;
 620         return 0;
 621 }
 622
 623 static void snd_wavefront_pnp_remove(struct pnp_card_link *pcard)
 624 {
 625         snd_card_free(pnp_get_card_drvdata(pcard));
 626         pnp_set_card_drvdata(pcard, NULL);
 627 }
 628
 629 static struct pnp_card_driver wavefront_pnpc_driver = {
 630         .flags          = PNP_DRIVER_RES_DISABLE,
 631         .name           = "wavefront",
 632         .id_table       = snd_wavefront_pnpids,
 633         .probe          = snd_wavefront_pnp_detect,
 634         .remove         = snd_wavefront_pnp_remove,
 635         /* FIXME: suspend,resume */
 636 };
 637
 638 #endif /* CONFIG_PNP */
 639
 640 static int __init alsa_card_wavefront_init(void)
 641 {
 642         int err;
 643
 644         err = isa_register_driver(&snd_wavefront_driver, SNDRV_CARDS);
 645 #ifdef CONFIG_PNP
 646         if (!err)
 647                 isa_registered = 1;
 648
 649         err = pnp_register_card_driver(&wavefront_pnpc_driver);
 650         if (!err)
 651                 pnp_registered = 1;
 652
 653         if (isa_registered)
 654                 err = 0;
 655 #endif
 656         return err;
 657 }
 658
 659 static void __exit alsa_card_wavefront_exit(void)
 660 {
 661 #ifdef CONFIG_PNP
 662         if (pnp_registered)
 663                 pnp_unregister_card_driver(&wavefront_pnpc_driver);
 664         if (isa_registered)
 665 #endif
 666                 isa_unregister_driver(&snd_wavefront_driver);
 667 }
 668
 669 module_init(alsa_card_wavefront_init)
 670 module_exit(alsa_card_wavefront_exit)