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