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 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,Maui/Tropez/Tropez+}}"); 25 26 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 27 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 28 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 29 #ifdef CONFIG_PNP 30 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; 31 #endif 32 static long cs4232_pcm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 33 static int cs4232_pcm_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */ 34 static long cs4232_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 35 static int cs4232_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */ 36 static long ics2115_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 37 static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,9,11,12,15 */ 38 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 39 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */ 40 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */ 41 static bool use_cs4232_midi[SNDRV_CARDS]; 42 43 module_param_array(index, int, NULL, 0444); 44 MODULE_PARM_DESC(index, "Index value for WaveFront soundcard."); 45 module_param_array(id, charp, NULL, 0444); 46 MODULE_PARM_DESC(id, "ID string for WaveFront soundcard."); 47 module_param_array(enable, bool, NULL, 0444); 48 MODULE_PARM_DESC(enable, "Enable WaveFront soundcard."); 49 #ifdef CONFIG_PNP 50 module_param_array(isapnp, bool, NULL, 0444); 51 MODULE_PARM_DESC(isapnp, "ISA PnP detection for WaveFront soundcards."); 52 #endif 53 module_param_hw_array(cs4232_pcm_port, long, ioport, NULL, 0444); 54 MODULE_PARM_DESC(cs4232_pcm_port, "Port # for CS4232 PCM interface."); 55 module_param_hw_array(cs4232_pcm_irq, int, irq, NULL, 0444); 56 MODULE_PARM_DESC(cs4232_pcm_irq, "IRQ # for CS4232 PCM interface."); 57 module_param_hw_array(dma1, int, dma, NULL, 0444); 58 MODULE_PARM_DESC(dma1, "DMA1 # for CS4232 PCM interface."); 59 module_param_hw_array(dma2, int, dma, NULL, 0444); 60 MODULE_PARM_DESC(dma2, "DMA2 # for CS4232 PCM interface."); 61 module_param_hw_array(cs4232_mpu_port, long, ioport, NULL, 0444); 62 MODULE_PARM_DESC(cs4232_mpu_port, "port # for CS4232 MPU-401 interface."); 63 module_param_hw_array(cs4232_mpu_irq, int, irq, NULL, 0444); 64 MODULE_PARM_DESC(cs4232_mpu_irq, "IRQ # for CS4232 MPU-401 interface."); 65 module_param_hw_array(ics2115_irq, int, irq, NULL, 0444); 66 MODULE_PARM_DESC(ics2115_irq, "IRQ # for ICS2115."); 67 module_param_hw_array(ics2115_port, long, ioport, NULL, 0444); 68 MODULE_PARM_DESC(ics2115_port, "Port # for ICS2115."); 69 module_param_hw_array(fm_port, long, ioport, NULL, 0444); 70 MODULE_PARM_DESC(fm_port, "FM port #."); 71 module_param_array(use_cs4232_midi, bool, NULL, 0444); 72 MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)"); 73 74 #ifdef CONFIG_PNP 75 static int isa_registered; 76 static int pnp_registered; 77 78 static const struct pnp_card_device_id snd_wavefront_pnpids[] = { 79 /* Tropez */ 80 { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } }, 81 /* Tropez+ */ 82 { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } }, 83 { .id = "" } 84 }; 85 86 MODULE_DEVICE_TABLE(pnp_card, snd_wavefront_pnpids); 87 88 static int 89 snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *card, 90 const struct pnp_card_device_id *id) 91 { 92 struct pnp_dev *pdev; 93 int err; 94 95 /* Check for each logical device. */ 96 97 /* CS4232 chip (aka "windows sound system") is logical device 0 */ 98 99 acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL); 100 if (acard->wss == NULL) 101 return -EBUSY; 102 103 /* there is a game port at logical device 1, but we ignore it completely */ 104 105 /* the control interface is logical device 2, but we ignore it 106 completely. in fact, nobody even seems to know what it 107 does. 108 */ 109 110 /* Only configure the CS4232 MIDI interface if its been 111 specifically requested. It is logical device 3. 112 */ 113 114 if (use_cs4232_midi[dev]) { 115 acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL); 116 if (acard->mpu == NULL) 117 return -EBUSY; 118 } 119 120 /* The ICS2115 synth is logical device 4 */ 121 122 acard->synth = pnp_request_card_device(card, id->devs[3].id, NULL); 123 if (acard->synth == NULL) 124 return -EBUSY; 125 126 /* PCM/FM initialization */ 127 128 pdev = acard->wss; 129 130 /* An interesting note from the Tropez+ FAQ: 131 132 Q. [Ports] Why is the base address of the WSS I/O ports off by 4? 133 134 A. WSS I/O requires a block of 8 I/O addresses ("ports"). Of these, the first 135 4 are used to identify and configure the board. With the advent of PnP, 136 these first 4 addresses have become obsolete, and software applications 137 only use the last 4 addresses to control the codec chip. Therefore, the 138 base address setting "skips past" the 4 unused addresses. 139 140 */ 141 142 err = pnp_activate_dev(pdev); 143 if (err < 0) { 144 snd_printk(KERN_ERR "PnP WSS pnp configure failure\n"); 145 return err; 146 } 147 148 cs4232_pcm_port[dev] = pnp_port_start(pdev, 0); 149 fm_port[dev] = pnp_port_start(pdev, 1); 150 dma1[dev] = pnp_dma(pdev, 0); 151 dma2[dev] = pnp_dma(pdev, 1); 152 cs4232_pcm_irq[dev] = pnp_irq(pdev, 0); 153 154 /* Synth initialization */ 155 156 pdev = acard->synth; 157 158 err = pnp_activate_dev(pdev); 159 if (err < 0) { 160 snd_printk(KERN_ERR "PnP ICS2115 pnp configure failure\n"); 161 return err; 162 } 163 164 ics2115_port[dev] = pnp_port_start(pdev, 0); 165 ics2115_irq[dev] = pnp_irq(pdev, 0); 166 167 /* CS4232 MPU initialization. Configure this only if 168 explicitly requested, since its physically inaccessible and 169 consumes another IRQ. 170 */ 171 172 if (use_cs4232_midi[dev]) { 173 174 pdev = acard->mpu; 175 176 err = pnp_activate_dev(pdev); 177 if (err < 0) { 178 snd_printk(KERN_ERR "PnP MPU401 pnp configure failure\n"); 179 cs4232_mpu_port[dev] = SNDRV_AUTO_PORT; 180 } else { 181 cs4232_mpu_port[dev] = pnp_port_start(pdev, 0); 182 cs4232_mpu_irq[dev] = pnp_irq(pdev, 0); 183 } 184 185 snd_printk (KERN_INFO "CS4232 MPU: port=0x%lx, irq=%i\n", 186 cs4232_mpu_port[dev], 187 cs4232_mpu_irq[dev]); 188 } 189 190 snd_printdd ("CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n", 191 cs4232_pcm_port[dev], 192 fm_port[dev], 193 dma1[dev], 194 dma2[dev], 195 cs4232_pcm_irq[dev], 196 ics2115_port[dev], 197 ics2115_irq[dev]); 198 199 return 0; 200 } 201 202 #endif /* CONFIG_PNP */ 203 204 static irqreturn_t snd_wavefront_ics2115_interrupt(int irq, void *dev_id) 205 { 206 snd_wavefront_card_t *acard; 207 208 acard = (snd_wavefront_card_t *) dev_id; 209 210 if (acard == NULL) 211 return IRQ_NONE; 212 213 if (acard->wavefront.interrupts_are_midi) { 214 snd_wavefront_midi_interrupt (acard); 215 } else { 216 snd_wavefront_internal_interrupt (acard); 217 } 218 return IRQ_HANDLED; 219 } 220 221 static struct snd_hwdep *snd_wavefront_new_synth(struct snd_card *card, 222 int hw_dev, 223 snd_wavefront_card_t *acard) 224 { 225 struct snd_hwdep *wavefront_synth; 226 227 if (snd_wavefront_detect (acard) < 0) { 228 return NULL; 229 } 230 231 if (snd_wavefront_start (&acard->wavefront) < 0) { 232 return NULL; 233 } 234 235 if (snd_hwdep_new(card, "WaveFront", hw_dev, &wavefront_synth) < 0) 236 return NULL; 237 strcpy (wavefront_synth->name, 238 "WaveFront (ICS2115) wavetable synthesizer"); 239 wavefront_synth->ops.open = snd_wavefront_synth_open; 240 wavefront_synth->ops.release = snd_wavefront_synth_release; 241 wavefront_synth->ops.ioctl = snd_wavefront_synth_ioctl; 242 243 return wavefront_synth; 244 } 245 246 static struct snd_hwdep *snd_wavefront_new_fx(struct snd_card *card, 247 int hw_dev, 248 snd_wavefront_card_t *acard, 249 unsigned long port) 250 251 { 252 struct snd_hwdep *fx_processor; 253 254 if (snd_wavefront_fx_start (&acard->wavefront)) { 255 snd_printk (KERN_ERR "cannot initialize YSS225 FX processor"); 256 return NULL; 257 } 258 259 if (snd_hwdep_new (card, "YSS225", hw_dev, &fx_processor) < 0) 260 return NULL; 261 sprintf (fx_processor->name, "YSS225 FX Processor at 0x%lx", port); 262 fx_processor->ops.open = snd_wavefront_fx_open; 263 fx_processor->ops.release = snd_wavefront_fx_release; 264 fx_processor->ops.ioctl = snd_wavefront_fx_ioctl; 265 266 return fx_processor; 267 } 268 269 static snd_wavefront_mpu_id internal_id = internal_mpu; 270 static snd_wavefront_mpu_id external_id = external_mpu; 271 272 static struct snd_rawmidi *snd_wavefront_new_midi(struct snd_card *card, 273 int midi_dev, 274 snd_wavefront_card_t *acard, 275 unsigned long port, 276 snd_wavefront_mpu_id mpu) 277 278 { 279 struct snd_rawmidi *rmidi; 280 static int first = 1; 281 282 if (first) { 283 first = 0; 284 acard->wavefront.midi.base = port; 285 if (snd_wavefront_midi_start (acard)) { 286 snd_printk (KERN_ERR "cannot initialize MIDI interface\n"); 287 return NULL; 288 } 289 } 290 291 if (snd_rawmidi_new (card, "WaveFront MIDI", midi_dev, 1, 1, &rmidi) < 0) 292 return NULL; 293 294 if (mpu == internal_mpu) { 295 strcpy(rmidi->name, "WaveFront MIDI (Internal)"); 296 rmidi->private_data = &internal_id; 297 } else { 298 strcpy(rmidi->name, "WaveFront MIDI (External)"); 299 rmidi->private_data = &external_id; 300 } 301 302 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_wavefront_midi_output); 303 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_wavefront_midi_input); 304 305 rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | 306 SNDRV_RAWMIDI_INFO_INPUT | 307 SNDRV_RAWMIDI_INFO_DUPLEX; 308 309 return rmidi; 310 } 311 312 static void 313 snd_wavefront_free(struct snd_card *card) 314 { 315 snd_wavefront_card_t *acard = (snd_wavefront_card_t *)card->private_data; 316 317 if (acard) { 318 release_and_free_resource(acard->wavefront.res_base); 319 if (acard->wavefront.irq > 0) 320 free_irq(acard->wavefront.irq, (void *)acard); 321 } 322 } 323 324 static int snd_wavefront_card_new(struct device *pdev, int dev, 325 struct snd_card **cardp) 326 { 327 struct snd_card *card; 328 snd_wavefront_card_t *acard; 329 int err; 330 331 err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE, 332 sizeof(snd_wavefront_card_t), &card); 333 if (err < 0) 334 return err; 335 336 acard = card->private_data; 337 acard->wavefront.irq = -1; 338 spin_lock_init(&acard->wavefront.irq_lock); 339 init_waitqueue_head(&acard->wavefront.interrupt_sleeper); 340 spin_lock_init(&acard->wavefront.midi.open); 341 spin_lock_init(&acard->wavefront.midi.virtual); 342 acard->wavefront.card = card; 343 card->private_free = snd_wavefront_free; 344 345 *cardp = card; 346 return 0; 347 } 348 349 static int 350 snd_wavefront_probe (struct snd_card *card, int dev) 351 { 352 snd_wavefront_card_t *acard = card->private_data; 353 struct snd_wss *chip; 354 struct snd_hwdep *wavefront_synth; 355 struct snd_rawmidi *ics2115_internal_rmidi = NULL; 356 struct snd_rawmidi *ics2115_external_rmidi = NULL; 357 struct snd_hwdep *fx_processor; 358 int hw_dev = 0, midi_dev = 0, err; 359 360 /* --------- PCM --------------- */ 361 362 err = snd_wss_create(card, cs4232_pcm_port[dev], -1, 363 cs4232_pcm_irq[dev], dma1[dev], dma2[dev], 364 WSS_HW_DETECT, 0, &chip); 365 if (err < 0) { 366 snd_printk(KERN_ERR "can't allocate WSS device\n"); 367 return err; 368 } 369 370 err = snd_wss_pcm(chip, 0); 371 if (err < 0) 372 return err; 373 374 err = snd_wss_timer(chip, 0); 375 if (err < 0) 376 return err; 377 378 /* ---------- OPL3 synth --------- */ 379 380 if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) { 381 struct snd_opl3 *opl3; 382 383 err = snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2, 384 OPL3_HW_OPL3_CS, 0, &opl3); 385 if (err < 0) { 386 snd_printk (KERN_ERR "can't allocate or detect OPL3 synth\n"); 387 return err; 388 } 389 390 err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL); 391 if (err < 0) 392 return err; 393 hw_dev++; 394 } 395 396 /* ------- ICS2115 Wavetable synth ------- */ 397 398 acard->wavefront.res_base = request_region(ics2115_port[dev], 16, 399 "ICS2115"); 400 if (acard->wavefront.res_base == NULL) { 401 snd_printk(KERN_ERR "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n", 402 ics2115_port[dev], ics2115_port[dev] + 16 - 1); 403 return -EBUSY; 404 } 405 if (request_irq(ics2115_irq[dev], snd_wavefront_ics2115_interrupt, 406 0, "ICS2115", acard)) { 407 snd_printk(KERN_ERR "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]); 408 return -EBUSY; 409 } 410 411 acard->wavefront.irq = ics2115_irq[dev]; 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 int snd_wavefront_isa_remove(struct device *devptr, 568 unsigned int dev) 569 { 570 snd_card_free(dev_get_drvdata(devptr)); 571 return 0; 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 if ((res = snd_wavefront_probe(card, dev)) < 0) 615 return res; 616 617 pnp_set_card_drvdata(pcard, card); 618 dev++; 619 return 0; 620 } 621 622 static void snd_wavefront_pnp_remove(struct pnp_card_link *pcard) 623 { 624 snd_card_free(pnp_get_card_drvdata(pcard)); 625 pnp_set_card_drvdata(pcard, NULL); 626 } 627 628 static struct pnp_card_driver wavefront_pnpc_driver = { 629 .flags = PNP_DRIVER_RES_DISABLE, 630 .name = "wavefront", 631 .id_table = snd_wavefront_pnpids, 632 .probe = snd_wavefront_pnp_detect, 633 .remove = snd_wavefront_pnp_remove, 634 /* FIXME: suspend,resume */ 635 }; 636 637 #endif /* CONFIG_PNP */ 638 639 static int __init alsa_card_wavefront_init(void) 640 { 641 int err; 642 643 err = isa_register_driver(&snd_wavefront_driver, SNDRV_CARDS); 644 #ifdef CONFIG_PNP 645 if (!err) 646 isa_registered = 1; 647 648 err = pnp_register_card_driver(&wavefront_pnpc_driver); 649 if (!err) 650 pnp_registered = 1; 651 652 if (isa_registered) 653 err = 0; 654 #endif 655 return err; 656 } 657 658 static void __exit alsa_card_wavefront_exit(void) 659 { 660 #ifdef CONFIG_PNP 661 if (pnp_registered) 662 pnp_unregister_card_driver(&wavefront_pnpc_driver); 663 if (isa_registered) 664 #endif 665 isa_unregister_driver(&snd_wavefront_driver); 666 } 667 668 module_init(alsa_card_wavefront_init) 669 module_exit(alsa_card_wavefront_exit) 670