1 /* 2 * ALSA card-level driver for Turtle Beach Wavefront cards 3 * (Maui,Tropez,Tropez+) 4 * 5 * Copyright (c) 1997-1999 by Paul Barton-Davis <pbd@op.net> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21 22 #include <linux/init.h> 23 #include <linux/interrupt.h> 24 #include <linux/slab.h> 25 #include <linux/err.h> 26 #include <linux/isa.h> 27 #include <linux/pnp.h> 28 #include <linux/moduleparam.h> 29 #include <sound/core.h> 30 #include <sound/initval.h> 31 #include <sound/opl3.h> 32 #include <sound/wss.h> 33 #include <sound/snd_wavefront.h> 34 35 MODULE_AUTHOR("Paul Barton-Davis <pbd@op.net>"); 36 MODULE_DESCRIPTION("Turtle Beach Wavefront"); 37 MODULE_LICENSE("GPL"); 38 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,Maui/Tropez/Tropez+}}"); 39 40 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 41 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 42 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 43 #ifdef CONFIG_PNP 44 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; 45 #endif 46 static long cs4232_pcm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 47 static int cs4232_pcm_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */ 48 static long cs4232_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 49 static int cs4232_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */ 50 static long ics2115_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 51 static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,9,11,12,15 */ 52 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ 53 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */ 54 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */ 55 static int use_cs4232_midi[SNDRV_CARDS]; 56 57 module_param_array(index, int, NULL, 0444); 58 MODULE_PARM_DESC(index, "Index value for WaveFront soundcard."); 59 module_param_array(id, charp, NULL, 0444); 60 MODULE_PARM_DESC(id, "ID string for WaveFront soundcard."); 61 module_param_array(enable, bool, NULL, 0444); 62 MODULE_PARM_DESC(enable, "Enable WaveFront soundcard."); 63 #ifdef CONFIG_PNP 64 module_param_array(isapnp, bool, NULL, 0444); 65 MODULE_PARM_DESC(isapnp, "ISA PnP detection for WaveFront soundcards."); 66 #endif 67 module_param_array(cs4232_pcm_port, long, NULL, 0444); 68 MODULE_PARM_DESC(cs4232_pcm_port, "Port # for CS4232 PCM interface."); 69 module_param_array(cs4232_pcm_irq, int, NULL, 0444); 70 MODULE_PARM_DESC(cs4232_pcm_irq, "IRQ # for CS4232 PCM interface."); 71 module_param_array(dma1, int, NULL, 0444); 72 MODULE_PARM_DESC(dma1, "DMA1 # for CS4232 PCM interface."); 73 module_param_array(dma2, int, NULL, 0444); 74 MODULE_PARM_DESC(dma2, "DMA2 # for CS4232 PCM interface."); 75 module_param_array(cs4232_mpu_port, long, NULL, 0444); 76 MODULE_PARM_DESC(cs4232_mpu_port, "port # for CS4232 MPU-401 interface."); 77 module_param_array(cs4232_mpu_irq, int, NULL, 0444); 78 MODULE_PARM_DESC(cs4232_mpu_irq, "IRQ # for CS4232 MPU-401 interface."); 79 module_param_array(ics2115_irq, int, NULL, 0444); 80 MODULE_PARM_DESC(ics2115_irq, "IRQ # for ICS2115."); 81 module_param_array(ics2115_port, long, NULL, 0444); 82 MODULE_PARM_DESC(ics2115_port, "Port # for ICS2115."); 83 module_param_array(fm_port, long, NULL, 0444); 84 MODULE_PARM_DESC(fm_port, "FM port #."); 85 module_param_array(use_cs4232_midi, bool, NULL, 0444); 86 MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)"); 87 88 #ifdef CONFIG_PNP 89 static int isa_registered; 90 static int pnp_registered; 91 92 static struct pnp_card_device_id snd_wavefront_pnpids[] = { 93 /* Tropez */ 94 { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } }, 95 /* Tropez+ */ 96 { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } }, 97 { .id = "" } 98 }; 99 100 MODULE_DEVICE_TABLE(pnp_card, snd_wavefront_pnpids); 101 102 static int __devinit 103 snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *card, 104 const struct pnp_card_device_id *id) 105 { 106 struct pnp_dev *pdev; 107 int err; 108 109 /* Check for each logical device. */ 110 111 /* CS4232 chip (aka "windows sound system") is logical device 0 */ 112 113 acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL); 114 if (acard->wss == NULL) 115 return -EBUSY; 116 117 /* there is a game port at logical device 1, but we ignore it completely */ 118 119 /* the control interface is logical device 2, but we ignore it 120 completely. in fact, nobody even seems to know what it 121 does. 122 */ 123 124 /* Only configure the CS4232 MIDI interface if its been 125 specifically requested. It is logical device 3. 126 */ 127 128 if (use_cs4232_midi[dev]) { 129 acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL); 130 if (acard->mpu == NULL) 131 return -EBUSY; 132 } 133 134 /* The ICS2115 synth is logical device 4 */ 135 136 acard->synth = pnp_request_card_device(card, id->devs[3].id, NULL); 137 if (acard->synth == NULL) 138 return -EBUSY; 139 140 /* PCM/FM initialization */ 141 142 pdev = acard->wss; 143 144 /* An interesting note from the Tropez+ FAQ: 145 146 Q. [Ports] Why is the base address of the WSS I/O ports off by 4? 147 148 A. WSS I/O requires a block of 8 I/O addresses ("ports"). Of these, the first 149 4 are used to identify and configure the board. With the advent of PnP, 150 these first 4 addresses have become obsolete, and software applications 151 only use the last 4 addresses to control the codec chip. Therefore, the 152 base address setting "skips past" the 4 unused addresses. 153 154 */ 155 156 err = pnp_activate_dev(pdev); 157 if (err < 0) { 158 snd_printk(KERN_ERR "PnP WSS pnp configure failure\n"); 159 return err; 160 } 161 162 cs4232_pcm_port[dev] = pnp_port_start(pdev, 0); 163 fm_port[dev] = pnp_port_start(pdev, 1); 164 dma1[dev] = pnp_dma(pdev, 0); 165 dma2[dev] = pnp_dma(pdev, 1); 166 cs4232_pcm_irq[dev] = pnp_irq(pdev, 0); 167 168 /* Synth initialization */ 169 170 pdev = acard->synth; 171 172 err = pnp_activate_dev(pdev); 173 if (err < 0) { 174 snd_printk(KERN_ERR "PnP ICS2115 pnp configure failure\n"); 175 return err; 176 } 177 178 ics2115_port[dev] = pnp_port_start(pdev, 0); 179 ics2115_irq[dev] = pnp_irq(pdev, 0); 180 181 /* CS4232 MPU initialization. Configure this only if 182 explicitly requested, since its physically inaccessible and 183 consumes another IRQ. 184 */ 185 186 if (use_cs4232_midi[dev]) { 187 188 pdev = acard->mpu; 189 190 err = pnp_activate_dev(pdev); 191 if (err < 0) { 192 snd_printk(KERN_ERR "PnP MPU401 pnp configure failure\n"); 193 cs4232_mpu_port[dev] = SNDRV_AUTO_PORT; 194 } else { 195 cs4232_mpu_port[dev] = pnp_port_start(pdev, 0); 196 cs4232_mpu_irq[dev] = pnp_irq(pdev, 0); 197 } 198 199 snd_printk (KERN_INFO "CS4232 MPU: port=0x%lx, irq=%i\n", 200 cs4232_mpu_port[dev], 201 cs4232_mpu_irq[dev]); 202 } 203 204 snd_printdd ("CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n", 205 cs4232_pcm_port[dev], 206 fm_port[dev], 207 dma1[dev], 208 dma2[dev], 209 cs4232_pcm_irq[dev], 210 ics2115_port[dev], 211 ics2115_irq[dev]); 212 213 return 0; 214 } 215 216 #endif /* CONFIG_PNP */ 217 218 static irqreturn_t snd_wavefront_ics2115_interrupt(int irq, void *dev_id) 219 { 220 snd_wavefront_card_t *acard; 221 222 acard = (snd_wavefront_card_t *) dev_id; 223 224 if (acard == NULL) 225 return IRQ_NONE; 226 227 if (acard->wavefront.interrupts_are_midi) { 228 snd_wavefront_midi_interrupt (acard); 229 } else { 230 snd_wavefront_internal_interrupt (acard); 231 } 232 return IRQ_HANDLED; 233 } 234 235 static struct snd_hwdep * __devinit 236 snd_wavefront_new_synth (struct snd_card *card, 237 int hw_dev, 238 snd_wavefront_card_t *acard) 239 { 240 struct snd_hwdep *wavefront_synth; 241 242 if (snd_wavefront_detect (acard) < 0) { 243 return NULL; 244 } 245 246 if (snd_wavefront_start (&acard->wavefront) < 0) { 247 return NULL; 248 } 249 250 if (snd_hwdep_new(card, "WaveFront", hw_dev, &wavefront_synth) < 0) 251 return NULL; 252 strcpy (wavefront_synth->name, 253 "WaveFront (ICS2115) wavetable synthesizer"); 254 wavefront_synth->ops.open = snd_wavefront_synth_open; 255 wavefront_synth->ops.release = snd_wavefront_synth_release; 256 wavefront_synth->ops.ioctl = snd_wavefront_synth_ioctl; 257 258 return wavefront_synth; 259 } 260 261 static struct snd_hwdep * __devinit 262 snd_wavefront_new_fx (struct snd_card *card, 263 int hw_dev, 264 snd_wavefront_card_t *acard, 265 unsigned long port) 266 267 { 268 struct snd_hwdep *fx_processor; 269 270 if (snd_wavefront_fx_start (&acard->wavefront)) { 271 snd_printk (KERN_ERR "cannot initialize YSS225 FX processor"); 272 return NULL; 273 } 274 275 if (snd_hwdep_new (card, "YSS225", hw_dev, &fx_processor) < 0) 276 return NULL; 277 sprintf (fx_processor->name, "YSS225 FX Processor at 0x%lx", port); 278 fx_processor->ops.open = snd_wavefront_fx_open; 279 fx_processor->ops.release = snd_wavefront_fx_release; 280 fx_processor->ops.ioctl = snd_wavefront_fx_ioctl; 281 282 return fx_processor; 283 } 284 285 static snd_wavefront_mpu_id internal_id = internal_mpu; 286 static snd_wavefront_mpu_id external_id = external_mpu; 287 288 static struct snd_rawmidi *__devinit 289 snd_wavefront_new_midi (struct snd_card *card, 290 int midi_dev, 291 snd_wavefront_card_t *acard, 292 unsigned long port, 293 snd_wavefront_mpu_id mpu) 294 295 { 296 struct snd_rawmidi *rmidi; 297 static int first = 1; 298 299 if (first) { 300 first = 0; 301 acard->wavefront.midi.base = port; 302 if (snd_wavefront_midi_start (acard)) { 303 snd_printk (KERN_ERR "cannot initialize MIDI interface\n"); 304 return NULL; 305 } 306 } 307 308 if (snd_rawmidi_new (card, "WaveFront MIDI", midi_dev, 1, 1, &rmidi) < 0) 309 return NULL; 310 311 if (mpu == internal_mpu) { 312 strcpy(rmidi->name, "WaveFront MIDI (Internal)"); 313 rmidi->private_data = &internal_id; 314 } else { 315 strcpy(rmidi->name, "WaveFront MIDI (External)"); 316 rmidi->private_data = &external_id; 317 } 318 319 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_wavefront_midi_output); 320 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_wavefront_midi_input); 321 322 rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | 323 SNDRV_RAWMIDI_INFO_INPUT | 324 SNDRV_RAWMIDI_INFO_DUPLEX; 325 326 return rmidi; 327 } 328 329 static void 330 snd_wavefront_free(struct snd_card *card) 331 { 332 snd_wavefront_card_t *acard = (snd_wavefront_card_t *)card->private_data; 333 334 if (acard) { 335 release_and_free_resource(acard->wavefront.res_base); 336 if (acard->wavefront.irq > 0) 337 free_irq(acard->wavefront.irq, (void *)acard); 338 } 339 } 340 341 static int snd_wavefront_card_new(int dev, struct snd_card **cardp) 342 { 343 struct snd_card *card; 344 snd_wavefront_card_t *acard; 345 int err; 346 347 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 348 sizeof(snd_wavefront_card_t), &card); 349 if (err < 0) 350 return err; 351 352 acard = card->private_data; 353 acard->wavefront.irq = -1; 354 spin_lock_init(&acard->wavefront.irq_lock); 355 init_waitqueue_head(&acard->wavefront.interrupt_sleeper); 356 spin_lock_init(&acard->wavefront.midi.open); 357 spin_lock_init(&acard->wavefront.midi.virtual); 358 acard->wavefront.card = card; 359 card->private_free = snd_wavefront_free; 360 361 *cardp = card; 362 return 0; 363 } 364 365 static int __devinit 366 snd_wavefront_probe (struct snd_card *card, int dev) 367 { 368 snd_wavefront_card_t *acard = card->private_data; 369 struct snd_wss *chip; 370 struct snd_hwdep *wavefront_synth; 371 struct snd_rawmidi *ics2115_internal_rmidi = NULL; 372 struct snd_rawmidi *ics2115_external_rmidi = NULL; 373 struct snd_hwdep *fx_processor; 374 int hw_dev = 0, midi_dev = 0, err; 375 376 /* --------- PCM --------------- */ 377 378 err = snd_wss_create(card, cs4232_pcm_port[dev], -1, 379 cs4232_pcm_irq[dev], dma1[dev], dma2[dev], 380 WSS_HW_DETECT, 0, &chip); 381 if (err < 0) { 382 snd_printk(KERN_ERR "can't allocate WSS device\n"); 383 return err; 384 } 385 386 err = snd_wss_pcm(chip, 0, NULL); 387 if (err < 0) 388 return err; 389 390 err = snd_wss_timer(chip, 0, NULL); 391 if (err < 0) 392 return err; 393 394 /* ---------- OPL3 synth --------- */ 395 396 if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) { 397 struct snd_opl3 *opl3; 398 399 err = snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2, 400 OPL3_HW_OPL3_CS, 0, &opl3); 401 if (err < 0) { 402 snd_printk (KERN_ERR "can't allocate or detect OPL3 synth\n"); 403 return err; 404 } 405 406 err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL); 407 if (err < 0) 408 return err; 409 hw_dev++; 410 } 411 412 /* ------- ICS2115 Wavetable synth ------- */ 413 414 acard->wavefront.res_base = request_region(ics2115_port[dev], 16, 415 "ICS2115"); 416 if (acard->wavefront.res_base == NULL) { 417 snd_printk(KERN_ERR "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n", 418 ics2115_port[dev], ics2115_port[dev] + 16 - 1); 419 return -EBUSY; 420 } 421 if (request_irq(ics2115_irq[dev], snd_wavefront_ics2115_interrupt, 422 IRQF_DISABLED, "ICS2115", acard)) { 423 snd_printk(KERN_ERR "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]); 424 return -EBUSY; 425 } 426 427 acard->wavefront.irq = ics2115_irq[dev]; 428 acard->wavefront.base = ics2115_port[dev]; 429 430 wavefront_synth = snd_wavefront_new_synth(card, hw_dev, acard); 431 if (wavefront_synth == NULL) { 432 snd_printk (KERN_ERR "can't create WaveFront synth device\n"); 433 return -ENOMEM; 434 } 435 436 strcpy (wavefront_synth->name, "ICS2115 Wavetable MIDI Synthesizer"); 437 wavefront_synth->iface = SNDRV_HWDEP_IFACE_ICS2115; 438 hw_dev++; 439 440 /* --------- Mixer ------------ */ 441 442 err = snd_wss_mixer(chip); 443 if (err < 0) { 444 snd_printk (KERN_ERR "can't allocate mixer device\n"); 445 return err; 446 } 447 448 /* -------- CS4232 MPU-401 interface -------- */ 449 450 if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) { 451 err = snd_mpu401_uart_new(card, midi_dev, MPU401_HW_CS4232, 452 cs4232_mpu_port[dev], 0, 453 cs4232_mpu_irq[dev], IRQF_DISABLED, 454 NULL); 455 if (err < 0) { 456 snd_printk (KERN_ERR "can't allocate CS4232 MPU-401 device\n"); 457 return err; 458 } 459 midi_dev++; 460 } 461 462 /* ------ ICS2115 internal MIDI ------------ */ 463 464 if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) { 465 ics2115_internal_rmidi = 466 snd_wavefront_new_midi (card, 467 midi_dev, 468 acard, 469 ics2115_port[dev], 470 internal_mpu); 471 if (ics2115_internal_rmidi == NULL) { 472 snd_printk (KERN_ERR "can't setup ICS2115 internal MIDI device\n"); 473 return -ENOMEM; 474 } 475 midi_dev++; 476 } 477 478 /* ------ ICS2115 external MIDI ------------ */ 479 480 if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) { 481 ics2115_external_rmidi = 482 snd_wavefront_new_midi (card, 483 midi_dev, 484 acard, 485 ics2115_port[dev], 486 external_mpu); 487 if (ics2115_external_rmidi == NULL) { 488 snd_printk (KERN_ERR "can't setup ICS2115 external MIDI device\n"); 489 return -ENOMEM; 490 } 491 midi_dev++; 492 } 493 494 /* FX processor for Tropez+ */ 495 496 if (acard->wavefront.has_fx) { 497 fx_processor = snd_wavefront_new_fx (card, 498 hw_dev, 499 acard, 500 ics2115_port[dev]); 501 if (fx_processor == NULL) { 502 snd_printk (KERN_ERR "can't setup FX device\n"); 503 return -ENOMEM; 504 } 505 506 hw_dev++; 507 508 strcpy(card->driver, "Tropez+"); 509 strcpy(card->shortname, "Turtle Beach Tropez+"); 510 } else { 511 /* Need a way to distinguish between Maui and Tropez */ 512 strcpy(card->driver, "WaveFront"); 513 strcpy(card->shortname, "Turtle Beach WaveFront"); 514 } 515 516 /* ----- Register the card --------- */ 517 518 /* Not safe to include "Turtle Beach" in longname, due to 519 length restrictions 520 */ 521 522 sprintf(card->longname, "%s PCM 0x%lx irq %d dma %d", 523 card->driver, 524 chip->port, 525 cs4232_pcm_irq[dev], 526 dma1[dev]); 527 528 if (dma2[dev] >= 0 && dma2[dev] < 8) 529 sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]); 530 531 if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) { 532 sprintf (card->longname + strlen (card->longname), 533 " MPU-401 0x%lx irq %d", 534 cs4232_mpu_port[dev], 535 cs4232_mpu_irq[dev]); 536 } 537 538 sprintf (card->longname + strlen (card->longname), 539 " SYNTH 0x%lx irq %d", 540 ics2115_port[dev], 541 ics2115_irq[dev]); 542 543 return snd_card_register(card); 544 } 545 546 static int __devinit snd_wavefront_isa_match(struct device *pdev, 547 unsigned int dev) 548 { 549 if (!enable[dev]) 550 return 0; 551 #ifdef CONFIG_PNP 552 if (isapnp[dev]) 553 return 0; 554 #endif 555 if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) { 556 snd_printk(KERN_ERR "specify CS4232 port\n"); 557 return 0; 558 } 559 if (ics2115_port[dev] == SNDRV_AUTO_PORT) { 560 snd_printk(KERN_ERR "specify ICS2115 port\n"); 561 return 0; 562 } 563 return 1; 564 } 565 566 static int __devinit snd_wavefront_isa_probe(struct device *pdev, 567 unsigned int dev) 568 { 569 struct snd_card *card; 570 int err; 571 572 err = snd_wavefront_card_new(dev, &card); 573 if (err < 0) 574 return err; 575 snd_card_set_dev(card, pdev); 576 if ((err = snd_wavefront_probe(card, dev)) < 0) { 577 snd_card_free(card); 578 return err; 579 } 580 581 dev_set_drvdata(pdev, card); 582 return 0; 583 } 584 585 static int __devexit snd_wavefront_isa_remove(struct device *devptr, 586 unsigned int dev) 587 { 588 snd_card_free(dev_get_drvdata(devptr)); 589 dev_set_drvdata(devptr, NULL); 590 return 0; 591 } 592 593 #define DEV_NAME "wavefront" 594 595 static struct isa_driver snd_wavefront_driver = { 596 .match = snd_wavefront_isa_match, 597 .probe = snd_wavefront_isa_probe, 598 .remove = __devexit_p(snd_wavefront_isa_remove), 599 /* FIXME: suspend, resume */ 600 .driver = { 601 .name = DEV_NAME 602 }, 603 }; 604 605 606 #ifdef CONFIG_PNP 607 static int __devinit snd_wavefront_pnp_detect(struct pnp_card_link *pcard, 608 const struct pnp_card_device_id *pid) 609 { 610 static int dev; 611 struct snd_card *card; 612 int res; 613 614 for ( ; dev < SNDRV_CARDS; dev++) { 615 if (enable[dev] && isapnp[dev]) 616 break; 617 } 618 if (dev >= SNDRV_CARDS) 619 return -ENODEV; 620 621 res = snd_wavefront_card_new(dev, &card); 622 if (res < 0) 623 return res; 624 625 if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) { 626 if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) { 627 snd_printk (KERN_ERR "isapnp detection failed\n"); 628 snd_card_free (card); 629 return -ENODEV; 630 } 631 } 632 snd_card_set_dev(card, &pcard->card->dev); 633 634 if ((res = snd_wavefront_probe(card, dev)) < 0) 635 return res; 636 637 pnp_set_card_drvdata(pcard, card); 638 dev++; 639 return 0; 640 } 641 642 static void __devexit snd_wavefront_pnp_remove(struct pnp_card_link * pcard) 643 { 644 snd_card_free(pnp_get_card_drvdata(pcard)); 645 pnp_set_card_drvdata(pcard, NULL); 646 } 647 648 static struct pnp_card_driver wavefront_pnpc_driver = { 649 .flags = PNP_DRIVER_RES_DISABLE, 650 .name = "wavefront", 651 .id_table = snd_wavefront_pnpids, 652 .probe = snd_wavefront_pnp_detect, 653 .remove = __devexit_p(snd_wavefront_pnp_remove), 654 /* FIXME: suspend,resume */ 655 }; 656 657 #endif /* CONFIG_PNP */ 658 659 static int __init alsa_card_wavefront_init(void) 660 { 661 int err; 662 663 err = isa_register_driver(&snd_wavefront_driver, SNDRV_CARDS); 664 #ifdef CONFIG_PNP 665 if (!err) 666 isa_registered = 1; 667 668 err = pnp_register_card_driver(&wavefront_pnpc_driver); 669 if (!err) 670 pnp_registered = 1; 671 672 if (isa_registered) 673 err = 0; 674 #endif 675 return err; 676 } 677 678 static void __exit alsa_card_wavefront_exit(void) 679 { 680 #ifdef CONFIG_PNP 681 if (pnp_registered) 682 pnp_unregister_card_driver(&wavefront_pnpc_driver); 683 if (isa_registered) 684 #endif 685 isa_unregister_driver(&snd_wavefront_driver); 686 } 687 688 module_init(alsa_card_wavefront_init) 689 module_exit(alsa_card_wavefront_exit) 690