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 if ((err = snd_wavefront_probe(card, dev)) < 0) { 559 snd_card_free(card); 560 return err; 561 } 562 563 dev_set_drvdata(pdev, card); 564 return 0; 565 } 566 567 static void snd_wavefront_isa_remove(struct device *devptr, 568 unsigned int dev) 569 { 570 snd_card_free(dev_get_drvdata(devptr)); 571 } 572 573 #define DEV_NAME "wavefront" 574 575 static struct isa_driver snd_wavefront_driver = { 576 .match = snd_wavefront_isa_match, 577 .probe = snd_wavefront_isa_probe, 578 .remove = snd_wavefront_isa_remove, 579 /* FIXME: suspend, resume */ 580 .driver = { 581 .name = DEV_NAME 582 }, 583 }; 584 585 586 #ifdef CONFIG_PNP 587 static int snd_wavefront_pnp_detect(struct pnp_card_link *pcard, 588 const struct pnp_card_device_id *pid) 589 { 590 static int dev; 591 struct snd_card *card; 592 int res; 593 594 for ( ; dev < SNDRV_CARDS; dev++) { 595 if (enable[dev] && isapnp[dev]) 596 break; 597 } 598 if (dev >= SNDRV_CARDS) 599 return -ENODEV; 600 601 res = snd_wavefront_card_new(&pcard->card->dev, dev, &card); 602 if (res < 0) 603 return res; 604 605 if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) { 606 if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) { 607 snd_printk (KERN_ERR "isapnp detection failed\n"); 608 snd_card_free (card); 609 return -ENODEV; 610 } 611 } 612 613 if ((res = snd_wavefront_probe(card, dev)) < 0) 614 return res; 615 616 pnp_set_card_drvdata(pcard, card); 617 dev++; 618 return 0; 619 } 620 621 static void snd_wavefront_pnp_remove(struct pnp_card_link *pcard) 622 { 623 snd_card_free(pnp_get_card_drvdata(pcard)); 624 pnp_set_card_drvdata(pcard, NULL); 625 } 626 627 static struct pnp_card_driver wavefront_pnpc_driver = { 628 .flags = PNP_DRIVER_RES_DISABLE, 629 .name = "wavefront", 630 .id_table = snd_wavefront_pnpids, 631 .probe = snd_wavefront_pnp_detect, 632 .remove = snd_wavefront_pnp_remove, 633 /* FIXME: suspend,resume */ 634 }; 635 636 #endif /* CONFIG_PNP */ 637 638 static int __init alsa_card_wavefront_init(void) 639 { 640 int err; 641 642 err = isa_register_driver(&snd_wavefront_driver, SNDRV_CARDS); 643 #ifdef CONFIG_PNP 644 if (!err) 645 isa_registered = 1; 646 647 err = pnp_register_card_driver(&wavefront_pnpc_driver); 648 if (!err) 649 pnp_registered = 1; 650 651 if (isa_registered) 652 err = 0; 653 #endif 654 return err; 655 } 656 657 static void __exit alsa_card_wavefront_exit(void) 658 { 659 #ifdef CONFIG_PNP 660 if (pnp_registered) 661 pnp_unregister_card_driver(&wavefront_pnpc_driver); 662 if (isa_registered) 663 #endif 664 isa_unregister_driver(&snd_wavefront_driver); 665 } 666 667 module_init(alsa_card_wavefront_init) 668 module_exit(alsa_card_wavefront_exit) 669