1 /* 2 * Driver for SoundBlaster 16/AWE32/AWE64 soundcards 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 4 * 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 #include <asm/dma.h> 23 #include <linux/init.h> 24 #include <linux/pnp.h> 25 #include <linux/err.h> 26 #include <linux/isa.h> 27 #include <linux/module.h> 28 #include <sound/core.h> 29 #include <sound/sb.h> 30 #include <sound/sb16_csp.h> 31 #include <sound/mpu401.h> 32 #include <sound/opl3.h> 33 #include <sound/emu8000.h> 34 #include <sound/seq_device.h> 35 #define SNDRV_LEGACY_FIND_FREE_IRQ 36 #define SNDRV_LEGACY_FIND_FREE_DMA 37 #include <sound/initval.h> 38 39 #ifdef SNDRV_SBAWE 40 #define PFX "sbawe: " 41 #else 42 #define PFX "sb16: " 43 #endif 44 45 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 46 MODULE_LICENSE("GPL"); 47 #ifndef SNDRV_SBAWE 48 MODULE_DESCRIPTION("Sound Blaster 16"); 49 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 16}," 50 "{Creative Labs,SB Vibra16S}," 51 "{Creative Labs,SB Vibra16C}," 52 "{Creative Labs,SB Vibra16CL}," 53 "{Creative Labs,SB Vibra16X}}"); 54 #else 55 MODULE_DESCRIPTION("Sound Blaster AWE"); 56 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB AWE 32}," 57 "{Creative Labs,SB AWE 64}," 58 "{Creative Labs,SB AWE 64 Gold}}"); 59 #endif 60 61 #if 0 62 #define SNDRV_DEBUG_IRQ 63 #endif 64 65 #if defined(SNDRV_SBAWE) && (defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))) 66 #define SNDRV_SBAWE_EMU8000 67 #endif 68 69 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 70 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 71 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */ 72 #ifdef CONFIG_PNP 73 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; 74 #endif 75 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260,0x280 */ 76 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x330,0x300 */ 77 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; 78 #ifdef SNDRV_SBAWE_EMU8000 79 static long awe_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; 80 #endif 81 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ 82 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ 83 static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 5,6,7 */ 84 static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; 85 #ifdef CONFIG_SND_SB16_CSP 86 static int csp[SNDRV_CARDS]; 87 #endif 88 #ifdef SNDRV_SBAWE_EMU8000 89 static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4}; 90 #endif 91 92 module_param_array(index, int, NULL, 0444); 93 MODULE_PARM_DESC(index, "Index value for SoundBlaster 16 soundcard."); 94 module_param_array(id, charp, NULL, 0444); 95 MODULE_PARM_DESC(id, "ID string for SoundBlaster 16 soundcard."); 96 module_param_array(enable, bool, NULL, 0444); 97 MODULE_PARM_DESC(enable, "Enable SoundBlaster 16 soundcard."); 98 #ifdef CONFIG_PNP 99 module_param_array(isapnp, bool, NULL, 0444); 100 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard."); 101 #endif 102 module_param_array(port, long, NULL, 0444); 103 MODULE_PARM_DESC(port, "Port # for SB16 driver."); 104 module_param_array(mpu_port, long, NULL, 0444); 105 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for SB16 driver."); 106 module_param_array(fm_port, long, NULL, 0444); 107 MODULE_PARM_DESC(fm_port, "FM port # for SB16 PnP driver."); 108 #ifdef SNDRV_SBAWE_EMU8000 109 module_param_array(awe_port, long, NULL, 0444); 110 MODULE_PARM_DESC(awe_port, "AWE port # for SB16 PnP driver."); 111 #endif 112 module_param_array(irq, int, NULL, 0444); 113 MODULE_PARM_DESC(irq, "IRQ # for SB16 driver."); 114 module_param_array(dma8, int, NULL, 0444); 115 MODULE_PARM_DESC(dma8, "8-bit DMA # for SB16 driver."); 116 module_param_array(dma16, int, NULL, 0444); 117 MODULE_PARM_DESC(dma16, "16-bit DMA # for SB16 driver."); 118 module_param_array(mic_agc, int, NULL, 0444); 119 MODULE_PARM_DESC(mic_agc, "Mic Auto-Gain-Control switch."); 120 #ifdef CONFIG_SND_SB16_CSP 121 module_param_array(csp, int, NULL, 0444); 122 MODULE_PARM_DESC(csp, "ASP/CSP chip support."); 123 #endif 124 #ifdef SNDRV_SBAWE_EMU8000 125 module_param_array(seq_ports, int, NULL, 0444); 126 MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth."); 127 #endif 128 129 #ifdef CONFIG_PNP 130 static int isa_registered; 131 static int pnp_registered; 132 #endif 133 134 struct snd_card_sb16 { 135 struct resource *fm_res; /* used to block FM i/o region for legacy cards */ 136 struct snd_sb *chip; 137 #ifdef CONFIG_PNP 138 int dev_no; 139 struct pnp_dev *dev; 140 #ifdef SNDRV_SBAWE_EMU8000 141 struct pnp_dev *devwt; 142 #endif 143 #endif 144 }; 145 146 #ifdef CONFIG_PNP 147 148 static struct pnp_card_device_id snd_sb16_pnpids[] = { 149 #ifndef SNDRV_SBAWE 150 /* Sound Blaster 16 PnP */ 151 { .id = "CTL0024", .devs = { { "CTL0031" } } }, 152 /* Sound Blaster 16 PnP */ 153 { .id = "CTL0025", .devs = { { "CTL0031" } } }, 154 /* Sound Blaster 16 PnP */ 155 { .id = "CTL0026", .devs = { { "CTL0031" } } }, 156 /* Sound Blaster 16 PnP */ 157 { .id = "CTL0027", .devs = { { "CTL0031" } } }, 158 /* Sound Blaster 16 PnP */ 159 { .id = "CTL0028", .devs = { { "CTL0031" } } }, 160 /* Sound Blaster 16 PnP */ 161 { .id = "CTL0029", .devs = { { "CTL0031" } } }, 162 /* Sound Blaster 16 PnP */ 163 { .id = "CTL002a", .devs = { { "CTL0031" } } }, 164 /* Sound Blaster 16 PnP */ 165 /* Note: This card has also a CTL0051:StereoEnhance device!!! */ 166 { .id = "CTL002b", .devs = { { "CTL0031" } } }, 167 /* Sound Blaster 16 PnP */ 168 { .id = "CTL002c", .devs = { { "CTL0031" } } }, 169 /* Sound Blaster Vibra16S */ 170 { .id = "CTL0051", .devs = { { "CTL0001" } } }, 171 /* Sound Blaster Vibra16C */ 172 { .id = "CTL0070", .devs = { { "CTL0001" } } }, 173 /* Sound Blaster Vibra16CL - added by ctm@ardi.com */ 174 { .id = "CTL0080", .devs = { { "CTL0041" } } }, 175 /* Sound Blaster 16 'value' PnP. It says model ct4130 on the pcb, */ 176 /* but ct4131 on a sticker on the board.. */ 177 { .id = "CTL0086", .devs = { { "CTL0041" } } }, 178 /* Sound Blaster Vibra16X */ 179 { .id = "CTL00f0", .devs = { { "CTL0043" } } }, 180 /* Sound Blaster 16 (Virtual PC 2004) */ 181 { .id = "tBA03b0", .devs = { {.id="PNPb003" } } }, 182 #else /* SNDRV_SBAWE defined */ 183 /* Sound Blaster AWE 32 PnP */ 184 { .id = "CTL0035", .devs = { { "CTL0031" }, { "CTL0021" } } }, 185 /* Sound Blaster AWE 32 PnP */ 186 { .id = "CTL0039", .devs = { { "CTL0031" }, { "CTL0021" } } }, 187 /* Sound Blaster AWE 32 PnP */ 188 { .id = "CTL0042", .devs = { { "CTL0031" }, { "CTL0021" } } }, 189 /* Sound Blaster AWE 32 PnP */ 190 { .id = "CTL0043", .devs = { { "CTL0031" }, { "CTL0021" } } }, 191 /* Sound Blaster AWE 32 PnP */ 192 /* Note: This card has also a CTL0051:StereoEnhance device!!! */ 193 { .id = "CTL0044", .devs = { { "CTL0031" }, { "CTL0021" } } }, 194 /* Sound Blaster AWE 32 PnP */ 195 /* Note: This card has also a CTL0051:StereoEnhance device!!! */ 196 { .id = "CTL0045", .devs = { { "CTL0031" }, { "CTL0021" } } }, 197 /* Sound Blaster AWE 32 PnP */ 198 { .id = "CTL0046", .devs = { { "CTL0031" }, { "CTL0021" } } }, 199 /* Sound Blaster AWE 32 PnP */ 200 { .id = "CTL0047", .devs = { { "CTL0031" }, { "CTL0021" } } }, 201 /* Sound Blaster AWE 32 PnP */ 202 { .id = "CTL0048", .devs = { { "CTL0031" }, { "CTL0021" } } }, 203 /* Sound Blaster AWE 32 PnP */ 204 { .id = "CTL0054", .devs = { { "CTL0031" }, { "CTL0021" } } }, 205 /* Sound Blaster AWE 32 PnP */ 206 { .id = "CTL009a", .devs = { { "CTL0041" }, { "CTL0021" } } }, 207 /* Sound Blaster AWE 32 PnP */ 208 { .id = "CTL009c", .devs = { { "CTL0041" }, { "CTL0021" } } }, 209 /* Sound Blaster 32 PnP */ 210 { .id = "CTL009f", .devs = { { "CTL0041" }, { "CTL0021" } } }, 211 /* Sound Blaster AWE 64 PnP */ 212 { .id = "CTL009d", .devs = { { "CTL0042" }, { "CTL0022" } } }, 213 /* Sound Blaster AWE 64 PnP Gold */ 214 { .id = "CTL009e", .devs = { { "CTL0044" }, { "CTL0023" } } }, 215 /* Sound Blaster AWE 64 PnP Gold */ 216 { .id = "CTL00b2", .devs = { { "CTL0044" }, { "CTL0023" } } }, 217 /* Sound Blaster AWE 64 PnP */ 218 { .id = "CTL00c1", .devs = { { "CTL0042" }, { "CTL0022" } } }, 219 /* Sound Blaster AWE 64 PnP */ 220 { .id = "CTL00c3", .devs = { { "CTL0045" }, { "CTL0022" } } }, 221 /* Sound Blaster AWE 64 PnP */ 222 { .id = "CTL00c5", .devs = { { "CTL0045" }, { "CTL0022" } } }, 223 /* Sound Blaster AWE 64 PnP */ 224 { .id = "CTL00c7", .devs = { { "CTL0045" }, { "CTL0022" } } }, 225 /* Sound Blaster AWE 64 PnP */ 226 { .id = "CTL00e4", .devs = { { "CTL0045" }, { "CTL0022" } } }, 227 /* Sound Blaster AWE 64 PnP */ 228 { .id = "CTL00e9", .devs = { { "CTL0045" }, { "CTL0022" } } }, 229 /* Sound Blaster 16 PnP (AWE) */ 230 { .id = "CTL00ed", .devs = { { "CTL0041" }, { "CTL0070" } } }, 231 /* Generic entries */ 232 { .id = "CTLXXXX" , .devs = { { "CTL0031" }, { "CTL0021" } } }, 233 { .id = "CTLXXXX" , .devs = { { "CTL0041" }, { "CTL0021" } } }, 234 { .id = "CTLXXXX" , .devs = { { "CTL0042" }, { "CTL0022" } } }, 235 { .id = "CTLXXXX" , .devs = { { "CTL0044" }, { "CTL0023" } } }, 236 { .id = "CTLXXXX" , .devs = { { "CTL0045" }, { "CTL0022" } } }, 237 #endif /* SNDRV_SBAWE */ 238 { .id = "", } 239 }; 240 241 MODULE_DEVICE_TABLE(pnp_card, snd_sb16_pnpids); 242 243 #endif /* CONFIG_PNP */ 244 245 #ifdef SNDRV_SBAWE_EMU8000 246 #define DRIVER_NAME "snd-card-sbawe" 247 #else 248 #define DRIVER_NAME "snd-card-sb16" 249 #endif 250 251 #ifdef CONFIG_PNP 252 253 static int snd_card_sb16_pnp(int dev, struct snd_card_sb16 *acard, 254 struct pnp_card_link *card, 255 const struct pnp_card_device_id *id) 256 { 257 struct pnp_dev *pdev; 258 int err; 259 260 acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL); 261 if (acard->dev == NULL) 262 return -ENODEV; 263 264 #ifdef SNDRV_SBAWE_EMU8000 265 acard->devwt = pnp_request_card_device(card, id->devs[1].id, acard->dev); 266 #endif 267 /* Audio initialization */ 268 pdev = acard->dev; 269 270 err = pnp_activate_dev(pdev); 271 if (err < 0) { 272 snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n"); 273 return err; 274 } 275 port[dev] = pnp_port_start(pdev, 0); 276 mpu_port[dev] = pnp_port_start(pdev, 1); 277 fm_port[dev] = pnp_port_start(pdev, 2); 278 dma8[dev] = pnp_dma(pdev, 0); 279 dma16[dev] = pnp_dma(pdev, 1); 280 irq[dev] = pnp_irq(pdev, 0); 281 snd_printdd("pnp SB16: port=0x%lx, mpu port=0x%lx, fm port=0x%lx\n", 282 port[dev], mpu_port[dev], fm_port[dev]); 283 snd_printdd("pnp SB16: dma1=%i, dma2=%i, irq=%i\n", 284 dma8[dev], dma16[dev], irq[dev]); 285 #ifdef SNDRV_SBAWE_EMU8000 286 /* WaveTable initialization */ 287 pdev = acard->devwt; 288 if (pdev != NULL) { 289 err = pnp_activate_dev(pdev); 290 if (err < 0) { 291 goto __wt_error; 292 } 293 awe_port[dev] = pnp_port_start(pdev, 0); 294 snd_printdd("pnp SB16: wavetable port=0x%llx\n", 295 (unsigned long long)pnp_port_start(pdev, 0)); 296 } else { 297 __wt_error: 298 if (pdev) { 299 pnp_release_card_device(pdev); 300 snd_printk(KERN_ERR PFX "WaveTable pnp configure failure\n"); 301 } 302 acard->devwt = NULL; 303 awe_port[dev] = -1; 304 } 305 #endif 306 return 0; 307 } 308 309 #endif /* CONFIG_PNP */ 310 311 static void snd_sb16_free(struct snd_card *card) 312 { 313 struct snd_card_sb16 *acard = card->private_data; 314 315 if (acard == NULL) 316 return; 317 release_and_free_resource(acard->fm_res); 318 } 319 320 #ifdef CONFIG_PNP 321 #define is_isapnp_selected(dev) isapnp[dev] 322 #else 323 #define is_isapnp_selected(dev) 0 324 #endif 325 326 static int snd_sb16_card_new(struct device *devptr, int dev, 327 struct snd_card **cardp) 328 { 329 struct snd_card *card; 330 int err; 331 332 err = snd_card_new(devptr, index[dev], id[dev], THIS_MODULE, 333 sizeof(struct snd_card_sb16), &card); 334 if (err < 0) 335 return err; 336 card->private_free = snd_sb16_free; 337 *cardp = card; 338 return 0; 339 } 340 341 static int snd_sb16_probe(struct snd_card *card, int dev) 342 { 343 int xirq, xdma8, xdma16; 344 struct snd_sb *chip; 345 struct snd_card_sb16 *acard = card->private_data; 346 struct snd_opl3 *opl3; 347 struct snd_hwdep *synth = NULL; 348 #ifdef CONFIG_SND_SB16_CSP 349 struct snd_hwdep *xcsp = NULL; 350 #endif 351 unsigned long flags; 352 int err; 353 354 xirq = irq[dev]; 355 xdma8 = dma8[dev]; 356 xdma16 = dma16[dev]; 357 358 if ((err = snd_sbdsp_create(card, 359 port[dev], 360 xirq, 361 snd_sb16dsp_interrupt, 362 xdma8, 363 xdma16, 364 SB_HW_AUTO, 365 &chip)) < 0) 366 return err; 367 368 acard->chip = chip; 369 if (chip->hardware != SB_HW_16) { 370 snd_printk(KERN_ERR PFX "SB 16 chip was not detected at 0x%lx\n", port[dev]); 371 return -ENODEV; 372 } 373 chip->mpu_port = mpu_port[dev]; 374 if (! is_isapnp_selected(dev) && (err = snd_sb16dsp_configure(chip)) < 0) 375 return err; 376 377 if ((err = snd_sb16dsp_pcm(chip, 0)) < 0) 378 return err; 379 380 strcpy(card->driver, 381 #ifdef SNDRV_SBAWE_EMU8000 382 awe_port[dev] > 0 ? "SB AWE" : 383 #endif 384 "SB16"); 385 strcpy(card->shortname, chip->name); 386 sprintf(card->longname, "%s at 0x%lx, irq %i, dma ", 387 chip->name, 388 chip->port, 389 xirq); 390 if (xdma8 >= 0) 391 sprintf(card->longname + strlen(card->longname), "%d", xdma8); 392 if (xdma16 >= 0) 393 sprintf(card->longname + strlen(card->longname), "%s%d", 394 xdma8 >= 0 ? "&" : "", xdma16); 395 396 if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) { 397 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB, 398 chip->mpu_port, 399 MPU401_INFO_IRQ_HOOK, -1, 400 &chip->rmidi)) < 0) 401 return err; 402 chip->rmidi_callback = snd_mpu401_uart_interrupt; 403 } 404 405 #ifdef SNDRV_SBAWE_EMU8000 406 if (awe_port[dev] == SNDRV_AUTO_PORT) 407 awe_port[dev] = 0; /* disable */ 408 #endif 409 410 if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) { 411 if (snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2, 412 OPL3_HW_OPL3, 413 acard->fm_res != NULL || fm_port[dev] == port[dev], 414 &opl3) < 0) { 415 snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n", 416 fm_port[dev], fm_port[dev] + 2); 417 } else { 418 #ifdef SNDRV_SBAWE_EMU8000 419 int seqdev = awe_port[dev] > 0 ? 2 : 1; 420 #else 421 int seqdev = 1; 422 #endif 423 if ((err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth)) < 0) 424 return err; 425 } 426 } 427 428 if ((err = snd_sbmixer_new(chip)) < 0) 429 return err; 430 431 #ifdef CONFIG_SND_SB16_CSP 432 /* CSP chip on SB16ASP/AWE32 */ 433 if ((chip->hardware == SB_HW_16) && csp[dev]) { 434 snd_sb_csp_new(chip, synth != NULL ? 1 : 0, &xcsp); 435 if (xcsp) { 436 chip->csp = xcsp->private_data; 437 chip->hardware = SB_HW_16CSP; 438 } else { 439 snd_printk(KERN_INFO PFX "warning - CSP chip not detected on soundcard #%i\n", dev + 1); 440 } 441 } 442 #endif 443 #ifdef SNDRV_SBAWE_EMU8000 444 if (awe_port[dev] > 0) { 445 if ((err = snd_emu8000_new(card, 1, awe_port[dev], 446 seq_ports[dev], NULL)) < 0) { 447 snd_printk(KERN_ERR PFX "fatal error - EMU-8000 synthesizer not detected at 0x%lx\n", awe_port[dev]); 448 449 return err; 450 } 451 } 452 #endif 453 454 /* setup Mic AGC */ 455 spin_lock_irqsave(&chip->mixer_lock, flags); 456 snd_sbmixer_write(chip, SB_DSP4_MIC_AGC, 457 (snd_sbmixer_read(chip, SB_DSP4_MIC_AGC) & 0x01) | 458 (mic_agc[dev] ? 0x00 : 0x01)); 459 spin_unlock_irqrestore(&chip->mixer_lock, flags); 460 461 if ((err = snd_card_register(card)) < 0) 462 return err; 463 464 return 0; 465 } 466 467 #ifdef CONFIG_PM 468 static int snd_sb16_suspend(struct snd_card *card, pm_message_t state) 469 { 470 struct snd_card_sb16 *acard = card->private_data; 471 struct snd_sb *chip = acard->chip; 472 473 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 474 snd_pcm_suspend_all(chip->pcm); 475 snd_sbmixer_suspend(chip); 476 return 0; 477 } 478 479 static int snd_sb16_resume(struct snd_card *card) 480 { 481 struct snd_card_sb16 *acard = card->private_data; 482 struct snd_sb *chip = acard->chip; 483 484 snd_sbdsp_reset(chip); 485 snd_sbmixer_resume(chip); 486 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 487 return 0; 488 } 489 #endif 490 491 static int snd_sb16_isa_probe1(int dev, struct device *pdev) 492 { 493 struct snd_card_sb16 *acard; 494 struct snd_card *card; 495 int err; 496 497 err = snd_sb16_card_new(pdev, dev, &card); 498 if (err < 0) 499 return err; 500 501 acard = card->private_data; 502 /* non-PnP FM port address is hardwired with base port address */ 503 fm_port[dev] = port[dev]; 504 /* block the 0x388 port to avoid PnP conflicts */ 505 acard->fm_res = request_region(0x388, 4, "SoundBlaster FM"); 506 #ifdef SNDRV_SBAWE_EMU8000 507 /* non-PnP AWE port address is hardwired with base port address */ 508 awe_port[dev] = port[dev] + 0x400; 509 #endif 510 511 if ((err = snd_sb16_probe(card, dev)) < 0) { 512 snd_card_free(card); 513 return err; 514 } 515 dev_set_drvdata(pdev, card); 516 return 0; 517 } 518 519 520 static int snd_sb16_isa_match(struct device *pdev, unsigned int dev) 521 { 522 return enable[dev] && !is_isapnp_selected(dev); 523 } 524 525 static int snd_sb16_isa_probe(struct device *pdev, unsigned int dev) 526 { 527 int err; 528 static int possible_irqs[] = {5, 9, 10, 7, -1}; 529 static int possible_dmas8[] = {1, 3, 0, -1}; 530 static int possible_dmas16[] = {5, 6, 7, -1}; 531 532 if (irq[dev] == SNDRV_AUTO_IRQ) { 533 if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) { 534 snd_printk(KERN_ERR PFX "unable to find a free IRQ\n"); 535 return -EBUSY; 536 } 537 } 538 if (dma8[dev] == SNDRV_AUTO_DMA) { 539 if ((dma8[dev] = snd_legacy_find_free_dma(possible_dmas8)) < 0) { 540 snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n"); 541 return -EBUSY; 542 } 543 } 544 if (dma16[dev] == SNDRV_AUTO_DMA) { 545 if ((dma16[dev] = snd_legacy_find_free_dma(possible_dmas16)) < 0) { 546 snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n"); 547 return -EBUSY; 548 } 549 } 550 551 if (port[dev] != SNDRV_AUTO_PORT) 552 return snd_sb16_isa_probe1(dev, pdev); 553 else { 554 static int possible_ports[] = {0x220, 0x240, 0x260, 0x280}; 555 int i; 556 for (i = 0; i < ARRAY_SIZE(possible_ports); i++) { 557 port[dev] = possible_ports[i]; 558 err = snd_sb16_isa_probe1(dev, pdev); 559 if (! err) 560 return 0; 561 } 562 return err; 563 } 564 } 565 566 static int snd_sb16_isa_remove(struct device *pdev, unsigned int dev) 567 { 568 snd_card_free(dev_get_drvdata(pdev)); 569 return 0; 570 } 571 572 #ifdef CONFIG_PM 573 static int snd_sb16_isa_suspend(struct device *dev, unsigned int n, 574 pm_message_t state) 575 { 576 return snd_sb16_suspend(dev_get_drvdata(dev), state); 577 } 578 579 static int snd_sb16_isa_resume(struct device *dev, unsigned int n) 580 { 581 return snd_sb16_resume(dev_get_drvdata(dev)); 582 } 583 #endif 584 585 #ifdef SNDRV_SBAWE 586 #define DEV_NAME "sbawe" 587 #else 588 #define DEV_NAME "sb16" 589 #endif 590 591 static struct isa_driver snd_sb16_isa_driver = { 592 .match = snd_sb16_isa_match, 593 .probe = snd_sb16_isa_probe, 594 .remove = snd_sb16_isa_remove, 595 #ifdef CONFIG_PM 596 .suspend = snd_sb16_isa_suspend, 597 .resume = snd_sb16_isa_resume, 598 #endif 599 .driver = { 600 .name = DEV_NAME 601 }, 602 }; 603 604 605 #ifdef CONFIG_PNP 606 static int snd_sb16_pnp_detect(struct pnp_card_link *pcard, 607 const struct pnp_card_device_id *pid) 608 { 609 static int dev; 610 struct snd_card *card; 611 int res; 612 613 for ( ; dev < SNDRV_CARDS; dev++) { 614 if (!enable[dev] || !isapnp[dev]) 615 continue; 616 res = snd_sb16_card_new(&pcard->card->dev, dev, &card); 617 if (res < 0) 618 return res; 619 if ((res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid)) < 0 || 620 (res = snd_sb16_probe(card, dev)) < 0) { 621 snd_card_free(card); 622 return res; 623 } 624 pnp_set_card_drvdata(pcard, card); 625 dev++; 626 return 0; 627 } 628 629 return -ENODEV; 630 } 631 632 static void snd_sb16_pnp_remove(struct pnp_card_link *pcard) 633 { 634 snd_card_free(pnp_get_card_drvdata(pcard)); 635 pnp_set_card_drvdata(pcard, NULL); 636 } 637 638 #ifdef CONFIG_PM 639 static int snd_sb16_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state) 640 { 641 return snd_sb16_suspend(pnp_get_card_drvdata(pcard), state); 642 } 643 static int snd_sb16_pnp_resume(struct pnp_card_link *pcard) 644 { 645 return snd_sb16_resume(pnp_get_card_drvdata(pcard)); 646 } 647 #endif 648 649 static struct pnp_card_driver sb16_pnpc_driver = { 650 .flags = PNP_DRIVER_RES_DISABLE, 651 #ifdef SNDRV_SBAWE 652 .name = "sbawe", 653 #else 654 .name = "sb16", 655 #endif 656 .id_table = snd_sb16_pnpids, 657 .probe = snd_sb16_pnp_detect, 658 .remove = snd_sb16_pnp_remove, 659 #ifdef CONFIG_PM 660 .suspend = snd_sb16_pnp_suspend, 661 .resume = snd_sb16_pnp_resume, 662 #endif 663 }; 664 665 #endif /* CONFIG_PNP */ 666 667 static int __init alsa_card_sb16_init(void) 668 { 669 int err; 670 671 err = isa_register_driver(&snd_sb16_isa_driver, SNDRV_CARDS); 672 #ifdef CONFIG_PNP 673 if (!err) 674 isa_registered = 1; 675 676 err = pnp_register_card_driver(&sb16_pnpc_driver); 677 if (!err) 678 pnp_registered = 1; 679 680 if (isa_registered) 681 err = 0; 682 #endif 683 return err; 684 } 685 686 static void __exit alsa_card_sb16_exit(void) 687 { 688 #ifdef CONFIG_PNP 689 if (pnp_registered) 690 pnp_unregister_card_driver(&sb16_pnpc_driver); 691 if (isa_registered) 692 #endif 693 isa_unregister_driver(&snd_sb16_isa_driver); 694 } 695 696 module_init(alsa_card_sb16_init) 697 module_exit(alsa_card_sb16_exit) 698