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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 | /* * Driver for Gallant SC-6000 soundcard. This card is also known as * Audio Excel DSP 16 or Zoltrix AV302. * These cards use CompuMedia ASC-9308 chip + AD1848 codec. * SC-6600 and SC-7000 cards are also supported. They are based on * CompuMedia ASC-9408 chip and CS4231 codec. * * Copyright (C) 2007 Krzysztof Helt <krzysztof.h1@wp.pl> * * I don't have documentation for this card. I used the driver * for OSS/Free included in the kernel source as reference. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/module.h> #include <linux/delay.h> #include <linux/isa.h> #include <linux/io.h> #include <asm/dma.h> #include <sound/core.h> #include <sound/wss.h> #include <sound/opl3.h> #include <sound/mpu401.h> #include <sound/control.h> #define SNDRV_LEGACY_FIND_FREE_IRQ #define SNDRV_LEGACY_FIND_FREE_DMA #include <sound/initval.h> MODULE_AUTHOR("Krzysztof Helt"); MODULE_DESCRIPTION("Gallant SC-6000"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{Gallant, SC-6000}," "{AudioExcel, Audio Excel DSP 16}," "{Zoltrix, AV302}}"); static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220, 0x240 */ static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5, 7, 9, 10, 11 */ static long mss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x530, 0xe80 */ static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x300, 0x310, 0x320, 0x330 */ static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5, 7, 9, 10, 0 */ static int dma[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0, 1, 3 */ static bool joystick[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = false }; module_param_array(index, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for sc-6000 based soundcard."); module_param_array(id, charp, NULL, 0444); MODULE_PARM_DESC(id, "ID string for sc-6000 based soundcard."); module_param_array(enable, bool, NULL, 0444); MODULE_PARM_DESC(enable, "Enable sc-6000 based soundcard."); module_param_array(port, long, NULL, 0444); MODULE_PARM_DESC(port, "Port # for sc-6000 driver."); module_param_array(mss_port, long, NULL, 0444); MODULE_PARM_DESC(mss_port, "MSS Port # for sc-6000 driver."); module_param_array(mpu_port, long, NULL, 0444); MODULE_PARM_DESC(mpu_port, "MPU-401 port # for sc-6000 driver."); module_param_array(irq, int, NULL, 0444); MODULE_PARM_DESC(irq, "IRQ # for sc-6000 driver."); module_param_array(mpu_irq, int, NULL, 0444); MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for sc-6000 driver."); module_param_array(dma, int, NULL, 0444); MODULE_PARM_DESC(dma, "DMA # for sc-6000 driver."); module_param_array(joystick, bool, NULL, 0444); MODULE_PARM_DESC(joystick, "Enable gameport."); /* * Commands of SC6000's DSP (SBPRO+special). * Some of them are COMMAND_xx, in the future they may change. */ #define WRITE_MDIRQ_CFG 0x50 /* Set M&I&DRQ mask (the real config) */ #define COMMAND_52 0x52 /* */ #define READ_HARD_CFG 0x58 /* Read Hardware Config (I/O base etc) */ #define COMMAND_5C 0x5c /* */ #define COMMAND_60 0x60 /* */ #define COMMAND_66 0x66 /* */ #define COMMAND_6C 0x6c /* */ #define COMMAND_6E 0x6e /* */ #define COMMAND_88 0x88 /* Unknown command */ #define DSP_INIT_MSS 0x8c /* Enable Microsoft Sound System mode */ #define COMMAND_C5 0xc5 /* */ #define GET_DSP_VERSION 0xe1 /* Get DSP Version */ #define GET_DSP_COPYRIGHT 0xe3 /* Get DSP Copyright */ /* * Offsets of SC6000 DSP I/O ports. The offset is added to base I/O port * to have the actual I/O port. * Register permissions are: * (wo) == Write Only * (ro) == Read Only * (w-) == Write * (r-) == Read */ #define DSP_RESET 0x06 /* offset of DSP RESET (wo) */ #define DSP_READ 0x0a /* offset of DSP READ (ro) */ #define DSP_WRITE 0x0c /* offset of DSP WRITE (w-) */ #define DSP_COMMAND 0x0c /* offset of DSP COMMAND (w-) */ #define DSP_STATUS 0x0c /* offset of DSP STATUS (r-) */ #define DSP_DATAVAIL 0x0e /* offset of DSP DATA AVAILABLE (ro) */ #define PFX "sc6000: " #define DRV_NAME "SC-6000" /* hardware dependent functions */ /* * sc6000_irq_to_softcfg - Decode irq number into cfg code. */ static __devinit unsigned char sc6000_irq_to_softcfg(int irq) { unsigned char val = 0; switch (irq) { case 5: val = 0x28; break; case 7: val = 0x8; break; case 9: val = 0x10; break; case 10: val = 0x18; break; case 11: val = 0x20; break; default: break; } return val; } /* * sc6000_dma_to_softcfg - Decode dma number into cfg code. */ static __devinit unsigned char sc6000_dma_to_softcfg(int dma) { unsigned char val = 0; switch (dma) { case 0: val = 1; break; case 1: val = 2; break; case 3: val = 3; break; default: break; } return val; } /* * sc6000_mpu_irq_to_softcfg - Decode MPU-401 irq number into cfg code. */ static __devinit unsigned char sc6000_mpu_irq_to_softcfg(int mpu_irq) { unsigned char val = 0; switch (mpu_irq) { case 5: val = 4; break; case 7: val = 0x44; break; case 9: val = 0x84; break; case 10: val = 0xc4; break; default: break; } return val; } static int sc6000_wait_data(char __iomem *vport) { int loop = 1000; unsigned char val = 0; do { val = ioread8(vport + DSP_DATAVAIL); if (val & 0x80) return 0; cpu_relax(); } while (loop--); return -EAGAIN; } static int sc6000_read(char __iomem *vport) { if (sc6000_wait_data(vport)) return -EBUSY; return ioread8(vport + DSP_READ); } static int sc6000_write(char __iomem *vport, int cmd) { unsigned char val; int loop = 500000; do { val = ioread8(vport + DSP_STATUS); /* * DSP ready to receive data if bit 7 of val == 0 */ if (!(val & 0x80)) { iowrite8(cmd, vport + DSP_COMMAND); return 0; } cpu_relax(); } while (loop--); snd_printk(KERN_ERR "DSP Command (0x%x) timeout.\n", cmd); return -EIO; } static int __devinit sc6000_dsp_get_answer(char __iomem *vport, int command, char *data, int data_len) { int len = 0; if (sc6000_write(vport, command)) { snd_printk(KERN_ERR "CMD 0x%x: failed!\n", command); return -EIO; } do { int val = sc6000_read(vport); if (val < 0) break; data[len++] = val; } while (len < data_len); /* * If no more data available, return to the caller, no error if len>0. * We have no other way to know when the string is finished. */ return len ? len : -EIO; } static int __devinit sc6000_dsp_reset(char __iomem *vport) { iowrite8(1, vport + DSP_RESET); udelay(10); iowrite8(0, vport + DSP_RESET); udelay(20); if (sc6000_read(vport) == 0xaa) return 0; return -ENODEV; } /* detection and initialization */ static int __devinit sc6000_hw_cfg_write(char __iomem *vport, const int *cfg) { if (sc6000_write(vport, COMMAND_6C) < 0) { snd_printk(KERN_WARNING "CMD 0x%x: failed!\n", COMMAND_6C); return -EIO; } if (sc6000_write(vport, COMMAND_5C) < 0) { snd_printk(KERN_ERR "CMD 0x%x: failed!\n", COMMAND_5C); return -EIO; } if (sc6000_write(vport, cfg[0]) < 0) { snd_printk(KERN_ERR "DATA 0x%x: failed!\n", cfg[0]); return -EIO; } if (sc6000_write(vport, cfg[1]) < 0) { snd_printk(KERN_ERR "DATA 0x%x: failed!\n", cfg[1]); return -EIO; } if (sc6000_write(vport, COMMAND_C5) < 0) { snd_printk(KERN_ERR "CMD 0x%x: failed!\n", COMMAND_C5); return -EIO; } return 0; } static int sc6000_cfg_write(char __iomem *vport, unsigned char softcfg) { if (sc6000_write(vport, WRITE_MDIRQ_CFG)) { snd_printk(KERN_ERR "CMD 0x%x: failed!\n", WRITE_MDIRQ_CFG); return -EIO; } if (sc6000_write(vport, softcfg)) { snd_printk(KERN_ERR "sc6000_cfg_write: failed!\n"); return -EIO; } return 0; } static int sc6000_setup_board(char __iomem *vport, int config) { int loop = 10; do { if (sc6000_write(vport, COMMAND_88)) { snd_printk(KERN_ERR "CMD 0x%x: failed!\n", COMMAND_88); return -EIO; } } while ((sc6000_wait_data(vport) < 0) && loop--); if (sc6000_read(vport) < 0) { snd_printk(KERN_ERR "sc6000_read after CMD 0x%x: failed\n", COMMAND_88); return -EIO; } if (sc6000_cfg_write(vport, config)) return -ENODEV; return 0; } static int __devinit sc6000_init_mss(char __iomem *vport, int config, char __iomem *vmss_port, int mss_config) { if (sc6000_write(vport, DSP_INIT_MSS)) { snd_printk(KERN_ERR "sc6000_init_mss [0x%x]: failed!\n", DSP_INIT_MSS); return -EIO; } msleep(10); if (sc6000_cfg_write(vport, config)) return -EIO; iowrite8(mss_config, vmss_port); return 0; } static void __devinit sc6000_hw_cfg_encode(char __iomem *vport, int *cfg, long xport, long xmpu, long xmss_port, int joystick) { cfg[0] = 0; cfg[1] = 0; if (xport == 0x240) cfg[0] |= 1; if (xmpu != SNDRV_AUTO_PORT) { cfg[0] |= (xmpu & 0x30) >> 2; cfg[1] |= 0x20; } if (xmss_port == 0xe80) cfg[0] |= 0x10; cfg[0] |= 0x40; /* always set */ if (!joystick) cfg[0] |= 0x02; cfg[1] |= 0x80; /* enable WSS system */ cfg[1] &= ~0x40; /* disable IDE */ snd_printd("hw cfg %x, %x\n", cfg[0], cfg[1]); } static int __devinit sc6000_init_board(char __iomem *vport, char __iomem *vmss_port, int dev) { char answer[15]; char version[2]; int mss_config = sc6000_irq_to_softcfg(irq[dev]) | sc6000_dma_to_softcfg(dma[dev]); int config = mss_config | sc6000_mpu_irq_to_softcfg(mpu_irq[dev]); int err; int old = 0; err = sc6000_dsp_reset(vport); if (err < 0) { snd_printk(KERN_ERR "sc6000_dsp_reset: failed!\n"); return err; } memset(answer, 0, sizeof(answer)); err = sc6000_dsp_get_answer(vport, GET_DSP_COPYRIGHT, answer, 15); if (err <= 0) { snd_printk(KERN_ERR "sc6000_dsp_copyright: failed!\n"); return -ENODEV; } /* * My SC-6000 card return "SC-6000" in DSPCopyright, so * if we have something different, we have to be warned. */ if (strncmp("SC-6000", answer, 7)) snd_printk(KERN_WARNING "Warning: non SC-6000 audio card!\n"); if (sc6000_dsp_get_answer(vport, GET_DSP_VERSION, version, 2) < 2) { snd_printk(KERN_ERR "sc6000_dsp_version: failed!\n"); return -ENODEV; } printk(KERN_INFO PFX "Detected model: %s, DSP version %d.%d\n", answer, version[0], version[1]); /* set configuration */ sc6000_write(vport, COMMAND_5C); if (sc6000_read(vport) < 0) old = 1; if (!old) { int cfg[2]; sc6000_hw_cfg_encode(vport, &cfg[0], port[dev], mpu_port[dev], mss_port[dev], joystick[dev]); if (sc6000_hw_cfg_write(vport, cfg) < 0) { snd_printk(KERN_ERR "sc6000_hw_cfg_write: failed!\n"); return -EIO; } } err = sc6000_setup_board(vport, config); if (err < 0) { snd_printk(KERN_ERR "sc6000_setup_board: failed!\n"); return -ENODEV; } sc6000_dsp_reset(vport); if (!old) { sc6000_write(vport, COMMAND_60); sc6000_write(vport, 0x02); sc6000_dsp_reset(vport); } err = sc6000_setup_board(vport, config); if (err < 0) { snd_printk(KERN_ERR "sc6000_setup_board: failed!\n"); return -ENODEV; } err = sc6000_init_mss(vport, config, vmss_port, mss_config); if (err < 0) { snd_printk(KERN_ERR "Cannot initialize " "Microsoft Sound System mode.\n"); return -ENODEV; } return 0; } static int __devinit snd_sc6000_mixer(struct snd_wss *chip) { struct snd_card *card = chip->card; struct snd_ctl_elem_id id1, id2; int err; memset(&id1, 0, sizeof(id1)); memset(&id2, 0, sizeof(id2)); id1.iface = SNDRV_CTL_ELEM_IFACE_MIXER; id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER; /* reassign AUX0 to FM */ strcpy(id1.name, "Aux Playback Switch"); strcpy(id2.name, "FM Playback Switch"); err = snd_ctl_rename_id(card, &id1, &id2); if (err < 0) return err; strcpy(id1.name, "Aux Playback Volume"); strcpy(id2.name, "FM Playback Volume"); err = snd_ctl_rename_id(card, &id1, &id2); if (err < 0) return err; /* reassign AUX1 to CD */ strcpy(id1.name, "Aux Playback Switch"); id1.index = 1; strcpy(id2.name, "CD Playback Switch"); err = snd_ctl_rename_id(card, &id1, &id2); if (err < 0) return err; strcpy(id1.name, "Aux Playback Volume"); strcpy(id2.name, "CD Playback Volume"); err = snd_ctl_rename_id(card, &id1, &id2); if (err < 0) return err; return 0; } static int __devinit snd_sc6000_match(struct device *devptr, unsigned int dev) { if (!enable[dev]) return 0; if (port[dev] == SNDRV_AUTO_PORT) { printk(KERN_ERR PFX "specify IO port\n"); return 0; } if (mss_port[dev] == SNDRV_AUTO_PORT) { printk(KERN_ERR PFX "specify MSS port\n"); return 0; } if (port[dev] != 0x220 && port[dev] != 0x240) { printk(KERN_ERR PFX "Port must be 0x220 or 0x240\n"); return 0; } if (mss_port[dev] != 0x530 && mss_port[dev] != 0xe80) { printk(KERN_ERR PFX "MSS port must be 0x530 or 0xe80\n"); return 0; } if (irq[dev] != SNDRV_AUTO_IRQ && !sc6000_irq_to_softcfg(irq[dev])) { printk(KERN_ERR PFX "invalid IRQ %d\n", irq[dev]); return 0; } if (dma[dev] != SNDRV_AUTO_DMA && !sc6000_dma_to_softcfg(dma[dev])) { printk(KERN_ERR PFX "invalid DMA %d\n", dma[dev]); return 0; } if (mpu_port[dev] != SNDRV_AUTO_PORT && (mpu_port[dev] & ~0x30L) != 0x300) { printk(KERN_ERR PFX "invalid MPU-401 port %lx\n", mpu_port[dev]); return 0; } if (mpu_port[dev] != SNDRV_AUTO_PORT && mpu_irq[dev] != SNDRV_AUTO_IRQ && mpu_irq[dev] != 0 && !sc6000_mpu_irq_to_softcfg(mpu_irq[dev])) { printk(KERN_ERR PFX "invalid MPU-401 IRQ %d\n", mpu_irq[dev]); return 0; } return 1; } static int __devinit snd_sc6000_probe(struct device *devptr, unsigned int dev) { static int possible_irqs[] = { 5, 7, 9, 10, 11, -1 }; static int possible_dmas[] = { 1, 3, 0, -1 }; int err; int xirq = irq[dev]; int xdma = dma[dev]; struct snd_card *card; struct snd_wss *chip; struct snd_opl3 *opl3; char __iomem **vport; char __iomem *vmss_port; err = snd_card_create(index[dev], id[dev], THIS_MODULE, sizeof(vport), &card); if (err < 0) return err; vport = card->private_data; if (xirq == SNDRV_AUTO_IRQ) { xirq = snd_legacy_find_free_irq(possible_irqs); if (xirq < 0) { snd_printk(KERN_ERR PFX "unable to find a free IRQ\n"); err = -EBUSY; goto err_exit; } } if (xdma == SNDRV_AUTO_DMA) { xdma = snd_legacy_find_free_dma(possible_dmas); if (xdma < 0) { snd_printk(KERN_ERR PFX "unable to find a free DMA\n"); err = -EBUSY; goto err_exit; } } if (!request_region(port[dev], 0x10, DRV_NAME)) { snd_printk(KERN_ERR PFX "I/O port region is already in use.\n"); err = -EBUSY; goto err_exit; } *vport = devm_ioport_map(devptr, port[dev], 0x10); if (*vport == NULL) { snd_printk(KERN_ERR PFX "I/O port cannot be iomaped.\n"); err = -EBUSY; goto err_unmap1; } /* to make it marked as used */ if (!request_region(mss_port[dev], 4, DRV_NAME)) { snd_printk(KERN_ERR PFX "SC-6000 port I/O port region is already in use.\n"); err = -EBUSY; goto err_unmap1; } vmss_port = devm_ioport_map(devptr, mss_port[dev], 4); if (!vmss_port) { snd_printk(KERN_ERR PFX "MSS port I/O cannot be iomaped.\n"); err = -EBUSY; goto err_unmap2; } snd_printd("Initializing BASE[0x%lx] IRQ[%d] DMA[%d] MIRQ[%d]\n", port[dev], xirq, xdma, mpu_irq[dev] == SNDRV_AUTO_IRQ ? 0 : mpu_irq[dev]); err = sc6000_init_board(*vport, vmss_port, dev); if (err < 0) goto err_unmap2; err = snd_wss_create(card, mss_port[dev] + 4, -1, xirq, xdma, -1, WSS_HW_DETECT, 0, &chip); if (err < 0) goto err_unmap2; err = snd_wss_pcm(chip, 0, NULL); if (err < 0) { snd_printk(KERN_ERR PFX "error creating new WSS PCM device\n"); goto err_unmap2; } err = snd_wss_mixer(chip); if (err < 0) { snd_printk(KERN_ERR PFX "error creating new WSS mixer\n"); goto err_unmap2; } err = snd_sc6000_mixer(chip); if (err < 0) { snd_printk(KERN_ERR PFX "the mixer rewrite failed\n"); goto err_unmap2; } if (snd_opl3_create(card, 0x388, 0x388 + 2, OPL3_HW_AUTO, 0, &opl3) < 0) { snd_printk(KERN_ERR PFX "no OPL device at 0x%x-0x%x ?\n", 0x388, 0x388 + 2); } else { err = snd_opl3_hwdep_new(opl3, 0, 1, NULL); if (err < 0) goto err_unmap2; } if (mpu_port[dev] != SNDRV_AUTO_PORT) { if (mpu_irq[dev] == SNDRV_AUTO_IRQ) mpu_irq[dev] = -1; if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401, mpu_port[dev], 0, mpu_irq[dev], IRQF_DISABLED, NULL) < 0) snd_printk(KERN_ERR "no MPU-401 device at 0x%lx ?\n", mpu_port[dev]); } strcpy(card->driver, DRV_NAME); strcpy(card->shortname, "SC-6000"); sprintf(card->longname, "Gallant SC-6000 at 0x%lx, irq %d, dma %d", mss_port[dev], xirq, xdma); snd_card_set_dev(card, devptr); err = snd_card_register(card); if (err < 0) goto err_unmap2; dev_set_drvdata(devptr, card); return 0; err_unmap2: sc6000_setup_board(*vport, 0); release_region(mss_port[dev], 4); err_unmap1: release_region(port[dev], 0x10); err_exit: snd_card_free(card); return err; } static int __devexit snd_sc6000_remove(struct device *devptr, unsigned int dev) { struct snd_card *card = dev_get_drvdata(devptr); char __iomem **vport = card->private_data; if (sc6000_setup_board(*vport, 0) < 0) snd_printk(KERN_WARNING "sc6000_setup_board failed on exit!\n"); release_region(port[dev], 0x10); release_region(mss_port[dev], 4); dev_set_drvdata(devptr, NULL); snd_card_free(card); return 0; } static struct isa_driver snd_sc6000_driver = { .match = snd_sc6000_match, .probe = snd_sc6000_probe, .remove = __devexit_p(snd_sc6000_remove), /* FIXME: suspend/resume */ .driver = { .name = DRV_NAME, }, }; static int __init alsa_card_sc6000_init(void) { return isa_register_driver(&snd_sc6000_driver, SNDRV_CARDS); } static void __exit alsa_card_sc6000_exit(void) { isa_unregister_driver(&snd_sc6000_driver); } module_init(alsa_card_sc6000_init) module_exit(alsa_card_sc6000_exit) |