sound/isa/sb/sb16.c

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