sound/isa/sb/sb16.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  Driver for SoundBlaster 16/AWE32/AWE64 soundcards
   4  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   5  */
   6
   7 #include <asm/dma.h>
   8 #include <linux/init.h>
   9 #include <linux/pnp.h>
  10 #include <linux/err.h>
  11 #include <linux/isa.h>
  12 #include <linux/module.h>
  13 #include <sound/core.h>
  14 #include <sound/sb.h>
  15 #include <sound/sb16_csp.h>
  16 #include <sound/mpu401.h>
  17 #include <sound/opl3.h>
  18 #include <sound/emu8000.h>
  19 #include <sound/seq_device.h>
  20 #define SNDRV_LEGACY_FIND_FREE_IRQ
  21 #define SNDRV_LEGACY_FIND_FREE_DMA
  22 #include <sound/initval.h>
  23
  24 #ifdef SNDRV_SBAWE
  25 #define PFX "sbawe: "
  26 #else
  27 #define PFX "sb16: "
  28 #endif
  29
  30 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  31 MODULE_LICENSE("GPL");
  32 #ifndef SNDRV_SBAWE
  33 MODULE_DESCRIPTION("Sound Blaster 16");
  34 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 16},"
  35                 "{Creative Labs,SB Vibra16S},"
  36                 "{Creative Labs,SB Vibra16C},"
  37                 "{Creative Labs,SB Vibra16CL},"
  38                 "{Creative Labs,SB Vibra16X}}");
  39 #else
  40 MODULE_DESCRIPTION("Sound Blaster AWE");
  41 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB AWE 32},"
  42                 "{Creative Labs,SB AWE 64},"
  43                 "{Creative Labs,SB AWE 64 Gold}}");
  44 #endif
  45
  46 #if 0
  47 #define SNDRV_DEBUG_IRQ
  48 #endif
  49
  50 #if defined(SNDRV_SBAWE) && IS_ENABLED(CONFIG_SND_SEQUENCER)
  51 #define SNDRV_SBAWE_EMU8000
  52 #endif
  53
  54 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  55 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  56 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
  57 #ifdef CONFIG_PNP
  58 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
  59 #endif
  60 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* 0x220,0x240,0x260,0x280 */
  61 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x330,0x300 */
  62 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
  63 #ifdef SNDRV_SBAWE_EMU8000
  64 static long awe_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
  65 #endif
  66 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* 5,7,9,10 */
  67 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3 */
  68 static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;      /* 5,6,7 */
  69 static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
  70 #ifdef CONFIG_SND_SB16_CSP
  71 static int csp[SNDRV_CARDS];
  72 #endif
  73 #ifdef SNDRV_SBAWE_EMU8000
  74 static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
  75 #endif
  76
  77 module_param_array(index, int, NULL, 0444);
  78 MODULE_PARM_DESC(index, "Index value for SoundBlaster 16 soundcard.");
  79 module_param_array(id, charp, NULL, 0444);
  80 MODULE_PARM_DESC(id, "ID string for SoundBlaster 16 soundcard.");
  81 module_param_array(enable, bool, NULL, 0444);
  82 MODULE_PARM_DESC(enable, "Enable SoundBlaster 16 soundcard.");
  83 #ifdef CONFIG_PNP
  84 module_param_array(isapnp, bool, NULL, 0444);
  85 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
  86 #endif
  87 module_param_hw_array(port, long, ioport, NULL, 0444);
  88 MODULE_PARM_DESC(port, "Port # for SB16 driver.");
  89 module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
  90 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for SB16 driver.");
  91 module_param_hw_array(fm_port, long, ioport, NULL, 0444);
  92 MODULE_PARM_DESC(fm_port, "FM port # for SB16 PnP driver.");
  93 #ifdef SNDRV_SBAWE_EMU8000
  94 module_param_hw_array(awe_port, long, ioport, NULL, 0444);
  95 MODULE_PARM_DESC(awe_port, "AWE port # for SB16 PnP driver.");
  96 #endif
  97 module_param_hw_array(irq, int, irq, NULL, 0444);
  98 MODULE_PARM_DESC(irq, "IRQ # for SB16 driver.");
  99 module_param_hw_array(dma8, int, dma, NULL, 0444);
 100 MODULE_PARM_DESC(dma8, "8-bit DMA # for SB16 driver.");
 101 module_param_hw_array(dma16, int, dma, NULL, 0444);
 102 MODULE_PARM_DESC(dma16, "16-bit DMA # for SB16 driver.");
 103 module_param_array(mic_agc, int, NULL, 0444);
 104 MODULE_PARM_DESC(mic_agc, "Mic Auto-Gain-Control switch.");
 105 #ifdef CONFIG_SND_SB16_CSP
 106 module_param_array(csp, int, NULL, 0444);
 107 MODULE_PARM_DESC(csp, "ASP/CSP chip support.");
 108 #endif
 109 #ifdef SNDRV_SBAWE_EMU8000
 110 module_param_array(seq_ports, int, NULL, 0444);
 111 MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth.");
 112 #endif
 113
 114 #ifdef CONFIG_PNP
 115 static int isa_registered;
 116 static int pnp_registered;
 117 #endif
 118
 119 struct snd_card_sb16 {
 120         struct resource *fm_res;        /* used to block FM i/o region for legacy cards */
 121         struct snd_sb *chip;
 122 #ifdef CONFIG_PNP
 123         int dev_no;
 124         struct pnp_dev *dev;
 125 #ifdef SNDRV_SBAWE_EMU8000
 126         struct pnp_dev *devwt;
 127 #endif
 128 #endif
 129 };
 130
 131 #ifdef CONFIG_PNP
 132
 133 static const struct pnp_card_device_id snd_sb16_pnpids[] = {
 134 #ifndef SNDRV_SBAWE
 135         /* Sound Blaster 16 PnP */
 136         { .id = "CTL0024", .devs = { { "CTL0031" } } },
 137         /* Sound Blaster 16 PnP */
 138         { .id = "CTL0025", .devs = { { "CTL0031" } } },
 139         /* Sound Blaster 16 PnP */
 140         { .id = "CTL0026", .devs = { { "CTL0031" } } },
 141         /* Sound Blaster 16 PnP */
 142         { .id = "CTL0027", .devs = { { "CTL0031" } } },
 143         /* Sound Blaster 16 PnP */
 144         { .id = "CTL0028", .devs = { { "CTL0031" } } },
 145         /* Sound Blaster 16 PnP */
 146         { .id = "CTL0029", .devs = { { "CTL0031" } } },
 147         /* Sound Blaster 16 PnP */
 148         { .id = "CTL002a", .devs = { { "CTL0031" } } },
 149         /* Sound Blaster 16 PnP */
 150         /* Note: This card has also a CTL0051:StereoEnhance device!!! */
 151         { .id = "CTL002b", .devs = { { "CTL0031" } } },
 152         /* Sound Blaster 16 PnP */
 153         { .id = "CTL002c", .devs = { { "CTL0031" } } },
 154         /* Sound Blaster Vibra16S */
 155         { .id = "CTL0051", .devs = { { "CTL0001" } } },
 156         /* Sound Blaster Vibra16C */
 157         { .id = "CTL0070", .devs = { { "CTL0001" } } },
 158         /* Sound Blaster Vibra16CL - added by ctm@ardi.com */
 159         { .id = "CTL0080", .devs = { { "CTL0041" } } },
 160         /* Sound Blaster 16 'value' PnP. It says model ct4130 on the pcb, */
 161         /* but ct4131 on a sticker on the board.. */
 162         { .id = "CTL0086", .devs = { { "CTL0041" } } },
 163         /* Sound Blaster Vibra16X */
 164         { .id = "CTL00f0", .devs = { { "CTL0043" } } },
 165         /* Sound Blaster 16 (Virtual PC 2004) */
 166         { .id = "tBA03b0", .devs = { {.id="PNPb003" } } },
 167 #else  /* SNDRV_SBAWE defined */
 168         /* Sound Blaster AWE 32 PnP */
 169         { .id = "CTL0035", .devs = { { "CTL0031" }, { "CTL0021" } } },
 170         /* Sound Blaster AWE 32 PnP */
 171         { .id = "CTL0039", .devs = { { "CTL0031" }, { "CTL0021" } } },
 172         /* Sound Blaster AWE 32 PnP */
 173         { .id = "CTL0042", .devs = { { "CTL0031" }, { "CTL0021" } } },
 174         /* Sound Blaster AWE 32 PnP */
 175         { .id = "CTL0043", .devs = { { "CTL0031" }, { "CTL0021" } } },
 176         /* Sound Blaster AWE 32 PnP */
 177         /* Note: This card has also a CTL0051:StereoEnhance device!!! */
 178         { .id = "CTL0044", .devs = { { "CTL0031" }, { "CTL0021" } } },
 179         /* Sound Blaster AWE 32 PnP */
 180         /* Note: This card has also a CTL0051:StereoEnhance device!!! */
 181         { .id = "CTL0045", .devs = { { "CTL0031" }, { "CTL0021" } } },
 182         /* Sound Blaster AWE 32 PnP */
 183         { .id = "CTL0046", .devs = { { "CTL0031" }, { "CTL0021" } } },
 184         /* Sound Blaster AWE 32 PnP */
 185         { .id = "CTL0047", .devs = { { "CTL0031" }, { "CTL0021" } } },
 186         /* Sound Blaster AWE 32 PnP */
 187         { .id = "CTL0048", .devs = { { "CTL0031" }, { "CTL0021" } } },
 188         /* Sound Blaster AWE 32 PnP */
 189         { .id = "CTL0054", .devs = { { "CTL0031" }, { "CTL0021" } } },
 190         /* Sound Blaster AWE 32 PnP */
 191         { .id = "CTL009a", .devs = { { "CTL0041" }, { "CTL0021" } } },
 192         /* Sound Blaster AWE 32 PnP */
 193         { .id = "CTL009c", .devs = { { "CTL0041" }, { "CTL0021" } } },
 194         /* Sound Blaster 32 PnP */
 195         { .id = "CTL009f", .devs = { { "CTL0041" }, { "CTL0021" } } },
 196         /* Sound Blaster AWE 64 PnP */
 197         { .id = "CTL009d", .devs = { { "CTL0042" }, { "CTL0022" } } },
 198         /* Sound Blaster AWE 64 PnP Gold */
 199         { .id = "CTL009e", .devs = { { "CTL0044" }, { "CTL0023" } } },
 200         /* Sound Blaster AWE 64 PnP Gold */
 201         { .id = "CTL00b2", .devs = { { "CTL0044" }, { "CTL0023" } } },
 202         /* Sound Blaster AWE 64 PnP */
 203         { .id = "CTL00c1", .devs = { { "CTL0042" }, { "CTL0022" } } },
 204         /* Sound Blaster AWE 64 PnP */
 205         { .id = "CTL00c3", .devs = { { "CTL0045" }, { "CTL0022" } } },
 206         /* Sound Blaster AWE 64 PnP */
 207         { .id = "CTL00c5", .devs = { { "CTL0045" }, { "CTL0022" } } },
 208         /* Sound Blaster AWE 64 PnP */
 209         { .id = "CTL00c7", .devs = { { "CTL0045" }, { "CTL0022" } } },
 210         /* Sound Blaster AWE 64 PnP */
 211         { .id = "CTL00e4", .devs = { { "CTL0045" }, { "CTL0022" } } },
 212         /* Sound Blaster AWE 64 PnP */
 213         { .id = "CTL00e9", .devs = { { "CTL0045" }, { "CTL0022" } } },
 214         /* Sound Blaster 16 PnP (AWE) */
 215         { .id = "CTL00ed", .devs = { { "CTL0041" }, { "CTL0070" } } },
 216         /* Generic entries */
 217         { .id = "CTLXXXX" , .devs = { { "CTL0031" }, { "CTL0021" } } },
 218         { .id = "CTLXXXX" , .devs = { { "CTL0041" }, { "CTL0021" } } },
 219         { .id = "CTLXXXX" , .devs = { { "CTL0042" }, { "CTL0022" } } },
 220         { .id = "CTLXXXX" , .devs = { { "CTL0044" }, { "CTL0023" } } },
 221         { .id = "CTLXXXX" , .devs = { { "CTL0045" }, { "CTL0022" } } },
 222 #endif /* SNDRV_SBAWE */
 223         { .id = "", }
 224 };
 225
 226 MODULE_DEVICE_TABLE(pnp_card, snd_sb16_pnpids);
 227
 228 #endif /* CONFIG_PNP */
 229
 230 #ifdef SNDRV_SBAWE_EMU8000
 231 #define DRIVER_NAME     "snd-card-sbawe"
 232 #else
 233 #define DRIVER_NAME     "snd-card-sb16"
 234 #endif
 235
 236 #ifdef CONFIG_PNP
 237
 238 static int snd_card_sb16_pnp(int dev, struct snd_card_sb16 *acard,
 239                              struct pnp_card_link *card,
 240                              const struct pnp_card_device_id *id)
 241 {
 242         struct pnp_dev *pdev;
 243         int err;
 244
 245         acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
 246         if (acard->dev == NULL)
 247                 return -ENODEV;
 248
 249 #ifdef SNDRV_SBAWE_EMU8000
 250         acard->devwt = pnp_request_card_device(card, id->devs[1].id, acard->dev);
 251 #endif
 252         /* Audio initialization */
 253         pdev = acard->dev;
 254
 255         err = pnp_activate_dev(pdev);
 256         if (err < 0) {
 257                 snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
 258                 return err;
 259         }
 260         port[dev] = pnp_port_start(pdev, 0);
 261         mpu_port[dev] = pnp_port_start(pdev, 1);
 262         fm_port[dev] = pnp_port_start(pdev, 2);
 263         dma8[dev] = pnp_dma(pdev, 0);
 264         dma16[dev] = pnp_dma(pdev, 1);
 265         irq[dev] = pnp_irq(pdev, 0);
 266         snd_printdd("pnp SB16: port=0x%lx, mpu port=0x%lx, fm port=0x%lx\n",
 267                         port[dev], mpu_port[dev], fm_port[dev]);
 268         snd_printdd("pnp SB16: dma1=%i, dma2=%i, irq=%i\n",
 269                         dma8[dev], dma16[dev], irq[dev]);
 270 #ifdef SNDRV_SBAWE_EMU8000
 271         /* WaveTable initialization */
 272         pdev = acard->devwt;
 273         if (pdev != NULL) {
 274                 err = pnp_activate_dev(pdev);
 275                 if (err < 0) {
 276                         goto __wt_error;
 277                 }
 278                 awe_port[dev] = pnp_port_start(pdev, 0);
 279                 snd_printdd("pnp SB16: wavetable port=0x%llx\n",
 280                                 (unsigned long long)pnp_port_start(pdev, 0));
 281         } else {
 282 __wt_error:
 283                 if (pdev) {
 284                         pnp_release_card_device(pdev);
 285                         snd_printk(KERN_ERR PFX "WaveTable pnp configure failure\n");
 286                 }
 287                 acard->devwt = NULL;
 288                 awe_port[dev] = -1;
 289         }
 290 #endif
 291         return 0;
 292 }
 293
 294 #endif /* CONFIG_PNP */
 295
 296 static void snd_sb16_free(struct snd_card *card)
 297 {
 298         struct snd_card_sb16 *acard = card->private_data;
 299
 300         if (acard == NULL)
 301                 return;
 302         release_and_free_resource(acard->fm_res);
 303 }
 304
 305 #ifdef CONFIG_PNP
 306 #define is_isapnp_selected(dev)         isapnp[dev]
 307 #else
 308 #define is_isapnp_selected(dev)         0
 309 #endif
 310
 311 static int snd_sb16_card_new(struct device *devptr, int dev,
 312                              struct snd_card **cardp)
 313 {
 314         struct snd_card *card;
 315         int err;
 316
 317         err = snd_card_new(devptr, index[dev], id[dev], THIS_MODULE,
 318                            sizeof(struct snd_card_sb16), &card);
 319         if (err < 0)
 320                 return err;
 321         card->private_free = snd_sb16_free;
 322         *cardp = card;
 323         return 0;
 324 }
 325
 326 static int snd_sb16_probe(struct snd_card *card, int dev)
 327 {
 328         int xirq, xdma8, xdma16;
 329         struct snd_sb *chip;
 330         struct snd_card_sb16 *acard = card->private_data;
 331         struct snd_opl3 *opl3;
 332         struct snd_hwdep *synth = NULL;
 333 #ifdef CONFIG_SND_SB16_CSP
 334         struct snd_hwdep *xcsp = NULL;
 335 #endif
 336         unsigned long flags;
 337         int err;
 338
 339         xirq = irq[dev];
 340         xdma8 = dma8[dev];
 341         xdma16 = dma16[dev];
 342
 343         if ((err = snd_sbdsp_create(card,
 344                                     port[dev],
 345                                     xirq,
 346                                     snd_sb16dsp_interrupt,
 347                                     xdma8,
 348                                     xdma16,
 349                                     SB_HW_AUTO,
 350                                     &chip)) < 0)
 351                 return err;
 352
 353         acard->chip = chip;
 354         if (chip->hardware != SB_HW_16) {
 355                 snd_printk(KERN_ERR PFX "SB 16 chip was not detected at 0x%lx\n", port[dev]);
 356                 return -ENODEV;
 357         }
 358         chip->mpu_port = mpu_port[dev];
 359         if (! is_isapnp_selected(dev) && (err = snd_sb16dsp_configure(chip)) < 0)
 360                 return err;
 361
 362         if ((err = snd_sb16dsp_pcm(chip, 0)) < 0)
 363                 return err;
 364
 365         strcpy(card->driver,
 366 #ifdef SNDRV_SBAWE_EMU8000
 367                         awe_port[dev] > 0 ? "SB AWE" :
 368 #endif
 369                         "SB16");
 370         strcpy(card->shortname, chip->name);
 371         sprintf(card->longname, "%s at 0x%lx, irq %i, dma ",
 372                 chip->name,
 373                 chip->port,
 374                 xirq);
 375         if (xdma8 >= 0)
 376                 sprintf(card->longname + strlen(card->longname), "%d", xdma8);
 377         if (xdma16 >= 0)
 378                 sprintf(card->longname + strlen(card->longname), "%s%d",
 379                         xdma8 >= 0 ? "&" : "", xdma16);
 380
 381         if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) {
 382                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB,
 383                                                chip->mpu_port,
 384                                                MPU401_INFO_IRQ_HOOK, -1,
 385                                                &chip->rmidi)) < 0)
 386                         return err;
 387                 chip->rmidi_callback = snd_mpu401_uart_interrupt;
 388         }
 389
 390 #ifdef SNDRV_SBAWE_EMU8000
 391         if (awe_port[dev] == SNDRV_AUTO_PORT)
 392                 awe_port[dev] = 0; /* disable */
 393 #endif
 394
 395         if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
 396                 if (snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,
 397                                     OPL3_HW_OPL3,
 398                                     acard->fm_res != NULL || fm_port[dev] == port[dev],
 399                                     &opl3) < 0) {
 400                         snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n",
 401                                    fm_port[dev], fm_port[dev] + 2);
 402                 } else {
 403 #ifdef SNDRV_SBAWE_EMU8000
 404                         int seqdev = awe_port[dev] > 0 ? 2 : 1;
 405 #else
 406                         int seqdev = 1;
 407 #endif
 408                         if ((err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth)) < 0)
 409                                 return err;
 410                 }
 411         }
 412
 413         if ((err = snd_sbmixer_new(chip)) < 0)
 414                 return err;
 415
 416 #ifdef CONFIG_SND_SB16_CSP
 417         /* CSP chip on SB16ASP/AWE32 */
 418         if ((chip->hardware == SB_HW_16) && csp[dev]) {
 419                 snd_sb_csp_new(chip, synth != NULL ? 1 : 0, &xcsp);
 420                 if (xcsp) {
 421                         chip->csp = xcsp->private_data;
 422                         chip->hardware = SB_HW_16CSP;
 423                 } else {
 424                         snd_printk(KERN_INFO PFX "warning - CSP chip not detected on soundcard #%i\n", dev + 1);
 425                 }
 426         }
 427 #endif
 428 #ifdef SNDRV_SBAWE_EMU8000
 429         if (awe_port[dev] > 0) {
 430                 if ((err = snd_emu8000_new(card, 1, awe_port[dev],
 431                                            seq_ports[dev], NULL)) < 0) {
 432                         snd_printk(KERN_ERR PFX "fatal error - EMU-8000 synthesizer not detected at 0x%lx\n", awe_port[dev]);
 433
 434                         return err;
 435                 }
 436         }
 437 #endif
 438
 439         /* setup Mic AGC */
 440         spin_lock_irqsave(&chip->mixer_lock, flags);
 441         snd_sbmixer_write(chip, SB_DSP4_MIC_AGC,
 442                 (snd_sbmixer_read(chip, SB_DSP4_MIC_AGC) & 0x01) |
 443                 (mic_agc[dev] ? 0x00 : 0x01));
 444         spin_unlock_irqrestore(&chip->mixer_lock, flags);
 445
 446         if ((err = snd_card_register(card)) < 0)
 447                 return err;
 448
 449         return 0;
 450 }
 451
 452 #ifdef CONFIG_PM
 453 static int snd_sb16_suspend(struct snd_card *card, pm_message_t state)
 454 {
 455         struct snd_card_sb16 *acard = card->private_data;
 456         struct snd_sb *chip = acard->chip;
 457
 458         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 459         snd_sbmixer_suspend(chip);
 460         return 0;
 461 }
 462
 463 static int snd_sb16_resume(struct snd_card *card)
 464 {
 465         struct snd_card_sb16 *acard = card->private_data;
 466         struct snd_sb *chip = acard->chip;
 467
 468         snd_sbdsp_reset(chip);
 469         snd_sbmixer_resume(chip);
 470         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
 471         return 0;
 472 }
 473 #endif
 474
 475 static int snd_sb16_isa_probe1(int dev, struct device *pdev)
 476 {
 477         struct snd_card_sb16 *acard;
 478         struct snd_card *card;
 479         int err;
 480
 481         err = snd_sb16_card_new(pdev, dev, &card);
 482         if (err < 0)
 483                 return err;
 484
 485         acard = card->private_data;
 486         /* non-PnP FM port address is hardwired with base port address */
 487         fm_port[dev] = port[dev];
 488         /* block the 0x388 port to avoid PnP conflicts */
 489         acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
 490 #ifdef SNDRV_SBAWE_EMU8000
 491         /* non-PnP AWE port address is hardwired with base port address */
 492         awe_port[dev] = port[dev] + 0x400;
 493 #endif
 494
 495         if ((err = snd_sb16_probe(card, dev)) < 0) {
 496                 snd_card_free(card);
 497                 return err;
 498         }
 499         dev_set_drvdata(pdev, card);
 500         return 0;
 501 }
 502
 503
 504 static int snd_sb16_isa_match(struct device *pdev, unsigned int dev)
 505 {
 506         return enable[dev] && !is_isapnp_selected(dev);
 507 }
 508
 509 static int snd_sb16_isa_probe(struct device *pdev, unsigned int dev)
 510 {
 511         int err;
 512         static int possible_irqs[] = {5, 9, 10, 7, -1};
 513         static int possible_dmas8[] = {1, 3, 0, -1};
 514         static int possible_dmas16[] = {5, 6, 7, -1};
 515
 516         if (irq[dev] == SNDRV_AUTO_IRQ) {
 517                 if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
 518                         snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
 519                         return -EBUSY;
 520                 }
 521         }
 522         if (dma8[dev] == SNDRV_AUTO_DMA) {
 523                 if ((dma8[dev] = snd_legacy_find_free_dma(possible_dmas8)) < 0) {
 524                         snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n");
 525                         return -EBUSY;
 526                 }
 527         }
 528         if (dma16[dev] == SNDRV_AUTO_DMA) {
 529                 if ((dma16[dev] = snd_legacy_find_free_dma(possible_dmas16)) < 0) {
 530                         snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n");
 531                         return -EBUSY;
 532                 }
 533         }
 534
 535         if (port[dev] != SNDRV_AUTO_PORT)
 536                 return snd_sb16_isa_probe1(dev, pdev);
 537         else {
 538                 static int possible_ports[] = {0x220, 0x240, 0x260, 0x280};
 539                 int i;
 540                 for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
 541                         port[dev] = possible_ports[i];
 542                         err = snd_sb16_isa_probe1(dev, pdev);
 543                         if (! err)
 544                                 return 0;
 545                 }
 546                 return err;
 547         }
 548 }
 549
 550 static int snd_sb16_isa_remove(struct device *pdev, unsigned int dev)
 551 {
 552         snd_card_free(dev_get_drvdata(pdev));
 553         return 0;
 554 }
 555
 556 #ifdef CONFIG_PM
 557 static int snd_sb16_isa_suspend(struct device *dev, unsigned int n,
 558                                 pm_message_t state)
 559 {
 560         return snd_sb16_suspend(dev_get_drvdata(dev), state);
 561 }
 562
 563 static int snd_sb16_isa_resume(struct device *dev, unsigned int n)
 564 {
 565         return snd_sb16_resume(dev_get_drvdata(dev));
 566 }
 567 #endif
 568
 569 #ifdef SNDRV_SBAWE
 570 #define DEV_NAME "sbawe"
 571 #else
 572 #define DEV_NAME "sb16"
 573 #endif
 574
 575 static struct isa_driver snd_sb16_isa_driver = {
 576         .match          = snd_sb16_isa_match,
 577         .probe          = snd_sb16_isa_probe,
 578         .remove         = snd_sb16_isa_remove,
 579 #ifdef CONFIG_PM
 580         .suspend        = snd_sb16_isa_suspend,
 581         .resume         = snd_sb16_isa_resume,
 582 #endif
 583         .driver         = {
 584                 .name   = DEV_NAME
 585         },
 586 };
 587
 588
 589 #ifdef CONFIG_PNP
 590 static int snd_sb16_pnp_detect(struct pnp_card_link *pcard,
 591                                const struct pnp_card_device_id *pid)
 592 {
 593         static int dev;
 594         struct snd_card *card;
 595         int res;
 596
 597         for ( ; dev < SNDRV_CARDS; dev++) {
 598                 if (!enable[dev] || !isapnp[dev])
 599                         continue;
 600                 res = snd_sb16_card_new(&pcard->card->dev, dev, &card);
 601                 if (res < 0)
 602                         return res;
 603                 if ((res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid)) < 0 ||
 604                     (res = snd_sb16_probe(card, dev)) < 0) {
 605                         snd_card_free(card);
 606                         return res;
 607                 }
 608                 pnp_set_card_drvdata(pcard, card);
 609                 dev++;
 610                 return 0;
 611         }
 612
 613         return -ENODEV;
 614 }
 615
 616 static void snd_sb16_pnp_remove(struct pnp_card_link *pcard)
 617 {
 618         snd_card_free(pnp_get_card_drvdata(pcard));
 619         pnp_set_card_drvdata(pcard, NULL);
 620 }
 621
 622 #ifdef CONFIG_PM
 623 static int snd_sb16_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
 624 {
 625         return snd_sb16_suspend(pnp_get_card_drvdata(pcard), state);
 626 }
 627 static int snd_sb16_pnp_resume(struct pnp_card_link *pcard)
 628 {
 629         return snd_sb16_resume(pnp_get_card_drvdata(pcard));
 630 }
 631 #endif
 632
 633 static struct pnp_card_driver sb16_pnpc_driver = {
 634         .flags = PNP_DRIVER_RES_DISABLE,
 635 #ifdef SNDRV_SBAWE
 636         .name = "sbawe",
 637 #else
 638         .name = "sb16",
 639 #endif
 640         .id_table = snd_sb16_pnpids,
 641         .probe = snd_sb16_pnp_detect,
 642         .remove = snd_sb16_pnp_remove,
 643 #ifdef CONFIG_PM
 644         .suspend = snd_sb16_pnp_suspend,
 645         .resume = snd_sb16_pnp_resume,
 646 #endif
 647 };
 648
 649 #endif /* CONFIG_PNP */
 650
 651 static int __init alsa_card_sb16_init(void)
 652 {
 653         int err;
 654
 655         err = isa_register_driver(&snd_sb16_isa_driver, SNDRV_CARDS);
 656 #ifdef CONFIG_PNP
 657         if (!err)
 658                 isa_registered = 1;
 659
 660         err = pnp_register_card_driver(&sb16_pnpc_driver);
 661         if (!err)
 662                 pnp_registered = 1;
 663
 664         if (isa_registered)
 665                 err = 0;
 666 #endif
 667         return err;
 668 }
 669
 670 static void __exit alsa_card_sb16_exit(void)
 671 {
 672 #ifdef CONFIG_PNP
 673         if (pnp_registered)
 674                 pnp_unregister_card_driver(&sb16_pnpc_driver);
 675         if (isa_registered)
 676 #endif
 677                 isa_unregister_driver(&snd_sb16_isa_driver);
 678 }
 679
 680 module_init(alsa_card_sb16_init)
 681 module_exit(alsa_card_sb16_exit)