git.oblomov.eu Git - linux-2.6/blob - sound/isa/opl3sa2.c

   1 /*
   2  *  Driver for Yamaha OPL3-SA[2,3] soundcards
   3  *  Copyright (c) by Jaroslav Kysela <perex@suse.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 <sound/driver.h>
  23 #include <linux/init.h>
  24 #include <linux/err.h>
  25 #include <linux/platform_device.h>
  26 #include <linux/interrupt.h>
  27 #include <linux/pm.h>
  28 #include <linux/slab.h>
  29 #include <linux/pnp.h>
  30 #include <linux/moduleparam.h>
  31 #include <sound/core.h>
  32 #include <sound/cs4231.h>
  33 #include <sound/mpu401.h>
  34 #include <sound/opl3.h>
  35 #include <sound/initval.h>
  36 #include <sound/tlv.h>
  37
  38 #include <asm/io.h>
  39
  40 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
  41 MODULE_DESCRIPTION("Yamaha OPL3SA2+");
  42 MODULE_LICENSE("GPL");
  43 MODULE_SUPPORTED_DEVICE("{{Yamaha,YMF719E-S},"
  44                 "{Genius,Sound Maker 3DX},"
  45                 "{Yamaha,OPL3SA3},"
  46                 "{Intel,AL440LX sound},"
  47                 "{NeoMagic,MagicWave 3DX}}");
  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 int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
  52 #ifdef CONFIG_PNP
  53 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
  54 #endif
  55 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* 0xf86,0x370,0x100 */
  56 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* 0x220,0x240,0x260 */
  57 static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x530,0xe80,0xf40,0x604 */
  58 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* 0x388 */
  59 static long midi_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x330,0x300 */
  60 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* 0,1,3,5,9,11,12,15 */
  61 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 1,3,5,6,7 */
  62 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 1,3,5,6,7 */
  63 static int opl3sa3_ymode[SNDRV_CARDS];   /* 0,1,2,3 */ /*SL Added*/
  64
  65 module_param_array(index, int, NULL, 0444);
  66 MODULE_PARM_DESC(index, "Index value for OPL3-SA soundcard.");
  67 module_param_array(id, charp, NULL, 0444);
  68 MODULE_PARM_DESC(id, "ID string for OPL3-SA soundcard.");
  69 module_param_array(enable, bool, NULL, 0444);
  70 MODULE_PARM_DESC(enable, "Enable OPL3-SA soundcard.");
  71 #ifdef CONFIG_PNP
  72 module_param_array(isapnp, bool, NULL, 0444);
  73 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
  74 #endif
  75 module_param_array(port, long, NULL, 0444);
  76 MODULE_PARM_DESC(port, "Port # for OPL3-SA driver.");
  77 module_param_array(sb_port, long, NULL, 0444);
  78 MODULE_PARM_DESC(sb_port, "SB port # for OPL3-SA driver.");
  79 module_param_array(wss_port, long, NULL, 0444);
  80 MODULE_PARM_DESC(wss_port, "WSS port # for OPL3-SA driver.");
  81 module_param_array(fm_port, long, NULL, 0444);
  82 MODULE_PARM_DESC(fm_port, "FM port # for OPL3-SA driver.");
  83 module_param_array(midi_port, long, NULL, 0444);
  84 MODULE_PARM_DESC(midi_port, "MIDI port # for OPL3-SA driver.");
  85 module_param_array(irq, int, NULL, 0444);
  86 MODULE_PARM_DESC(irq, "IRQ # for OPL3-SA driver.");
  87 module_param_array(dma1, int, NULL, 0444);
  88 MODULE_PARM_DESC(dma1, "DMA1 # for OPL3-SA driver.");
  89 module_param_array(dma2, int, NULL, 0444);
  90 MODULE_PARM_DESC(dma2, "DMA2 # for OPL3-SA driver.");
  91 module_param_array(opl3sa3_ymode, int, NULL, 0444);
  92 MODULE_PARM_DESC(opl3sa3_ymode, "Speaker size selection for 3D Enhancement mode: Desktop/Large Notebook/Small Notebook/HiFi.");
  93
  94 static struct platform_device *platform_devices[SNDRV_CARDS];
  95 #ifdef CONFIG_PNP
  96 static int pnp_registered;
  97 static int pnpc_registered;
  98 #endif
  99 static unsigned int snd_opl3sa2_devices;
 100
 101 /* control ports */
 102 #define OPL3SA2_PM_CTRL         0x01
 103 #define OPL3SA2_SYS_CTRL                0x02
 104 #define OPL3SA2_IRQ_CONFIG      0x03
 105 #define OPL3SA2_IRQ_STATUS      0x04
 106 #define OPL3SA2_DMA_CONFIG      0x06
 107 #define OPL3SA2_MASTER_LEFT     0x07
 108 #define OPL3SA2_MASTER_RIGHT    0x08
 109 #define OPL3SA2_MIC             0x09
 110 #define OPL3SA2_MISC            0x0A
 111
 112 /* opl3sa3 only */
 113 #define OPL3SA3_DGTL_DOWN       0x12
 114 #define OPL3SA3_ANLG_DOWN       0x13
 115 #define OPL3SA3_WIDE            0x14
 116 #define OPL3SA3_BASS            0x15
 117 #define OPL3SA3_TREBLE          0x16
 118
 119 /* power management bits */
 120 #define OPL3SA2_PM_ADOWN                0x20
 121 #define OPL3SA2_PM_PSV          0x04
 122 #define OPL3SA2_PM_PDN          0x02
 123 #define OPL3SA2_PM_PDX          0x01
 124
 125 #define OPL3SA2_PM_D0   0x00
 126 #define OPL3SA2_PM_D3   (OPL3SA2_PM_ADOWN|OPL3SA2_PM_PSV|OPL3SA2_PM_PDN|OPL3SA2_PM_PDX)
 127
 128 struct snd_opl3sa2 {
 129         struct snd_card *card;
 130         int version;            /* 2 or 3 */
 131         unsigned long port;     /* control port */
 132         struct resource *res_port; /* control port resource */
 133         int irq;
 134         int single_dma;
 135         spinlock_t reg_lock;
 136         struct snd_hwdep *synth;
 137         struct snd_rawmidi *rmidi;
 138         struct snd_cs4231 *cs4231;
 139         unsigned char ctlregs[0x20];
 140         int ymode;              /* SL added */
 141         struct snd_kcontrol *master_switch;
 142         struct snd_kcontrol *master_volume;
 143 };
 144
 145 #define PFX     "opl3sa2: "
 146
 147 #ifdef CONFIG_PNP
 148
 149 static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
 150         { .id = "YMH0021" },
 151         { .id = "NMX2210" },    /* Gateway Solo 2500 */
 152         { .id = "" }            /* end */
 153 };
 154
 155 MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);
 156
 157 static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
 158         /* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
 159         { .id = "YMH0020", .devs = { { "YMH0021" } } },
 160         /* Yamaha OPL3-SA3 (integrated on Intel's Pentium II AL440LX motherboard) */
 161         { .id = "YMH0030", .devs = { { "YMH0021" } } },
 162         /* Yamaha OPL3-SA2 */
 163         { .id = "YMH0800", .devs = { { "YMH0021" } } },
 164         /* Yamaha OPL3-SA2 */
 165         { .id = "YMH0801", .devs = { { "YMH0021" } } },
 166         /* NeoMagic MagicWave 3DX */
 167         { .id = "NMX2200", .devs = { { "YMH2210" } } },
 168         /* --- */
 169         { .id = "" }    /* end */
 170 };
 171
 172 MODULE_DEVICE_TABLE(pnp_card, snd_opl3sa2_pnpids);
 173
 174 #endif /* CONFIG_PNP */
 175
 176
 177 /* read control port (w/o spinlock) */
 178 static unsigned char __snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
 179 {
 180         unsigned char result;
 181 #if 0
 182         outb(0x1d, port);       /* password */
 183         printk("read [0x%lx] = 0x%x\n", port, inb(port));
 184 #endif
 185         outb(reg, chip->port);  /* register */
 186         result = inb(chip->port + 1);
 187 #if 0
 188         printk("read [0x%lx] = 0x%x [0x%x]\n", port, result, inb(port));
 189 #endif
 190         return result;
 191 }
 192
 193 /* read control port (with spinlock) */
 194 static unsigned char snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
 195 {
 196         unsigned long flags;
 197         unsigned char result;
 198
 199         spin_lock_irqsave(&chip->reg_lock, flags);
 200         result = __snd_opl3sa2_read(chip, reg);
 201         spin_unlock_irqrestore(&chip->reg_lock, flags);
 202         return result;
 203 }
 204
 205 /* write control port (w/o spinlock) */
 206 static void __snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
 207 {
 208 #if 0
 209         outb(0x1d, port);       /* password */
 210 #endif
 211         outb(reg, chip->port);  /* register */
 212         outb(value, chip->port + 1);
 213         chip->ctlregs[reg] = value;
 214 }
 215
 216 /* write control port (with spinlock) */
 217 static void snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
 218 {
 219         unsigned long flags;
 220         spin_lock_irqsave(&chip->reg_lock, flags);
 221         __snd_opl3sa2_write(chip, reg, value);
 222         spin_unlock_irqrestore(&chip->reg_lock, flags);
 223 }
 224
 225 static int __devinit snd_opl3sa2_detect(struct snd_opl3sa2 *chip)
 226 {
 227         struct snd_card *card;
 228         unsigned long port;
 229         unsigned char tmp, tmp1;
 230         char str[2];
 231
 232         card = chip->card;
 233         port = chip->port;
 234         if ((chip->res_port = request_region(port, 2, "OPL3-SA control")) == NULL) {
 235                 snd_printk(KERN_ERR PFX "can't grab port 0x%lx\n", port);
 236                 return -EBUSY;
 237         }
 238         // snd_printk("REG 0A = 0x%x\n", snd_opl3sa2_read(chip, 0x0a));
 239         chip->version = 0;
 240         tmp = snd_opl3sa2_read(chip, OPL3SA2_MISC);
 241         if (tmp == 0xff) {
 242                 snd_printd("OPL3-SA [0x%lx] detect = 0x%x\n", port, tmp);
 243                 return -ENODEV;
 244         }
 245         switch (tmp & 0x07) {
 246         case 0x01:
 247                 chip->version = 2; /* YMF711 */
 248                 break;
 249         default:
 250                 chip->version = 3;
 251                 /* 0x02 - standard */
 252                 /* 0x03 - YM715B */
 253                 /* 0x04 - YM719 - OPL-SA4? */
 254                 /* 0x05 - OPL3-SA3 - Libretto 100 */
 255                 break;
 256         }
 257         str[0] = chip->version + '0';
 258         str[1] = 0;
 259         strcat(card->shortname, str);
 260         snd_opl3sa2_write(chip, OPL3SA2_MISC, tmp ^ 7);
 261         if ((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MISC)) != tmp) {
 262                 snd_printd("OPL3-SA [0x%lx] detect (1) = 0x%x (0x%x)\n", port, tmp, tmp1);
 263                 return -ENODEV;
 264         }
 265         /* try if the MIC register is accesible */
 266         tmp = snd_opl3sa2_read(chip, OPL3SA2_MIC);
 267         snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x8a);
 268         if (((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MIC)) & 0x9f) != 0x8a) {
 269                 snd_printd("OPL3-SA [0x%lx] detect (2) = 0x%x (0x%x)\n", port, tmp, tmp1);
 270                 return -ENODEV;
 271         }
 272         snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x9f);
 273         /* initialization */
 274         /* Power Management - full on */
 275         snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
 276         if (chip->version > 2) {
 277                 /* ymode is bits 4&5 (of 0 to 7) on all but opl3sa2 versions */
 278                 snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, (chip->ymode << 4));
 279         } else {
 280                 /* default for opl3sa2 versions */
 281                 snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, 0x00);
 282         }
 283         snd_opl3sa2_write(chip, OPL3SA2_IRQ_CONFIG, 0x0d);      /* Interrupt Channel Configuration - IRQ A = OPL3 + MPU + WSS */
 284         if (chip->single_dma) {
 285                 snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x03);      /* DMA Configuration - DMA A = WSS-R + WSS-P */
 286         } else {
 287                 snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x21);      /* DMA Configuration - DMA B = WSS-R, DMA A = WSS-P */
 288         }
 289         snd_opl3sa2_write(chip, OPL3SA2_MISC, 0x80 | (tmp & 7));        /* Miscellaneous - default */
 290         if (chip->version > 2) {
 291                 snd_opl3sa2_write(chip, OPL3SA3_DGTL_DOWN, 0x00);       /* Digital Block Partial Power Down - default */
 292                 snd_opl3sa2_write(chip, OPL3SA3_ANLG_DOWN, 0x00);       /* Analog Block Partial Power Down - default */
 293         }
 294         return 0;
 295 }
 296
 297 static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id)
 298 {
 299         unsigned short status;
 300         struct snd_opl3sa2 *chip = dev_id;
 301         int handled = 0;
 302
 303         if (chip == NULL || chip->card == NULL)
 304                 return IRQ_NONE;
 305
 306         status = snd_opl3sa2_read(chip, OPL3SA2_IRQ_STATUS);
 307
 308         if (status & 0x20) {
 309                 handled = 1;
 310                 snd_opl3_interrupt(chip->synth);
 311         }
 312
 313         if ((status & 0x10) && chip->rmidi != NULL) {
 314                 handled = 1;
 315                 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 316         }
 317
 318         if (status & 0x07) {    /* TI,CI,PI */
 319                 handled = 1;
 320                 snd_cs4231_interrupt(irq, chip->cs4231);
 321         }
 322
 323         if (status & 0x40) { /* hardware volume change */
 324                 handled = 1;
 325                 /* reading from Master Lch register at 0x07 clears this bit */
 326                 snd_opl3sa2_read(chip, OPL3SA2_MASTER_RIGHT);
 327                 snd_opl3sa2_read(chip, OPL3SA2_MASTER_LEFT);
 328                 if (chip->master_switch && chip->master_volume) {
 329                         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_switch->id);
 330                         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_volume->id);
 331                 }
 332         }
 333         return IRQ_RETVAL(handled);
 334 }
 335
 336 #define OPL3SA2_SINGLE(xname, xindex, reg, shift, mask, invert) \
 337 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 338   .info = snd_opl3sa2_info_single, \
 339   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
 340   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 341 #define OPL3SA2_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
 342 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 343   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 344   .name = xname, .index = xindex, \
 345   .info = snd_opl3sa2_info_single, \
 346   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
 347   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
 348   .tlv = { .p = (xtlv) } }
 349
 350 static int snd_opl3sa2_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 351 {
 352         int mask = (kcontrol->private_value >> 16) & 0xff;
 353
 354         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 355         uinfo->count = 1;
 356         uinfo->value.integer.min = 0;
 357         uinfo->value.integer.max = mask;
 358         return 0;
 359 }
 360
 361 static int snd_opl3sa2_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 362 {
 363         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 364         unsigned long flags;
 365         int reg = kcontrol->private_value & 0xff;
 366         int shift = (kcontrol->private_value >> 8) & 0xff;
 367         int mask = (kcontrol->private_value >> 16) & 0xff;
 368         int invert = (kcontrol->private_value >> 24) & 0xff;
 369
 370         spin_lock_irqsave(&chip->reg_lock, flags);
 371         ucontrol->value.integer.value[0] = (chip->ctlregs[reg] >> shift) & mask;
 372         spin_unlock_irqrestore(&chip->reg_lock, flags);
 373         if (invert)
 374                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 375         return 0;
 376 }
 377
 378 static int snd_opl3sa2_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 379 {
 380         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 381         unsigned long flags;
 382         int reg = kcontrol->private_value & 0xff;
 383         int shift = (kcontrol->private_value >> 8) & 0xff;
 384         int mask = (kcontrol->private_value >> 16) & 0xff;
 385         int invert = (kcontrol->private_value >> 24) & 0xff;
 386         int change;
 387         unsigned short val, oval;
 388
 389         val = (ucontrol->value.integer.value[0] & mask);
 390         if (invert)
 391                 val = mask - val;
 392         val <<= shift;
 393         spin_lock_irqsave(&chip->reg_lock, flags);
 394         oval = chip->ctlregs[reg];
 395         val = (oval & ~(mask << shift)) | val;
 396         change = val != oval;
 397         __snd_opl3sa2_write(chip, reg, val);
 398         spin_unlock_irqrestore(&chip->reg_lock, flags);
 399         return change;
 400 }
 401
 402 #define OPL3SA2_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 403 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 404   .info = snd_opl3sa2_info_double, \
 405   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
 406   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 407 #define OPL3SA2_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
 408 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 409   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 410   .name = xname, .index = xindex, \
 411   .info = snd_opl3sa2_info_double, \
 412   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
 413   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22), \
 414   .tlv = { .p = (xtlv) } }
 415
 416 static int snd_opl3sa2_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 417 {
 418         int mask = (kcontrol->private_value >> 24) & 0xff;
 419
 420         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 421         uinfo->count = 2;
 422         uinfo->value.integer.min = 0;
 423         uinfo->value.integer.max = mask;
 424         return 0;
 425 }
 426
 427 static int snd_opl3sa2_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 428 {
 429         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 430         unsigned long flags;
 431         int left_reg = kcontrol->private_value & 0xff;
 432         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 433         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 434         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 435         int mask = (kcontrol->private_value >> 24) & 0xff;
 436         int invert = (kcontrol->private_value >> 22) & 1;
 437
 438         spin_lock_irqsave(&chip->reg_lock, flags);
 439         ucontrol->value.integer.value[0] = (chip->ctlregs[left_reg] >> shift_left) & mask;
 440         ucontrol->value.integer.value[1] = (chip->ctlregs[right_reg] >> shift_right) & mask;
 441         spin_unlock_irqrestore(&chip->reg_lock, flags);
 442         if (invert) {
 443                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 444                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 445         }
 446         return 0;
 447 }
 448
 449 static int snd_opl3sa2_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 450 {
 451         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 452         unsigned long flags;
 453         int left_reg = kcontrol->private_value & 0xff;
 454         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 455         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 456         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 457         int mask = (kcontrol->private_value >> 24) & 0xff;
 458         int invert = (kcontrol->private_value >> 22) & 1;
 459         int change;
 460         unsigned short val1, val2, oval1, oval2;
 461
 462         val1 = ucontrol->value.integer.value[0] & mask;
 463         val2 = ucontrol->value.integer.value[1] & mask;
 464         if (invert) {
 465                 val1 = mask - val1;
 466                 val2 = mask - val2;
 467         }
 468         val1 <<= shift_left;
 469         val2 <<= shift_right;
 470         spin_lock_irqsave(&chip->reg_lock, flags);
 471         if (left_reg != right_reg) {
 472                 oval1 = chip->ctlregs[left_reg];
 473                 oval2 = chip->ctlregs[right_reg];
 474                 val1 = (oval1 & ~(mask << shift_left)) | val1;
 475                 val2 = (oval2 & ~(mask << shift_right)) | val2;
 476                 change = val1 != oval1 || val2 != oval2;
 477                 __snd_opl3sa2_write(chip, left_reg, val1);
 478                 __snd_opl3sa2_write(chip, right_reg, val2);
 479         } else {
 480                 oval1 = chip->ctlregs[left_reg];
 481                 val1 = (oval1 & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
 482                 change = val1 != oval1;
 483                 __snd_opl3sa2_write(chip, left_reg, val1);
 484         }
 485         spin_unlock_irqrestore(&chip->reg_lock, flags);
 486         return change;
 487 }
 488
 489 static DECLARE_TLV_DB_SCALE(db_scale_master, -3000, 200, 0);
 490 static DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
 491
 492 static struct snd_kcontrol_new snd_opl3sa2_controls[] = {
 493 OPL3SA2_DOUBLE("Master Playback Switch", 0, 0x07, 0x08, 7, 7, 1, 1),
 494 OPL3SA2_DOUBLE_TLV("Master Playback Volume", 0, 0x07, 0x08, 0, 0, 15, 1,
 495                    db_scale_master),
 496 OPL3SA2_SINGLE("Mic Playback Switch", 0, 0x09, 7, 1, 1),
 497 OPL3SA2_SINGLE_TLV("Mic Playback Volume", 0, 0x09, 0, 31, 1,
 498                    db_scale_5bit_12db_max),
 499 };
 500
 501 static struct snd_kcontrol_new snd_opl3sa2_tone_controls[] = {
 502 OPL3SA2_DOUBLE("3D Control - Wide", 0, 0x14, 0x14, 4, 0, 7, 0),
 503 OPL3SA2_DOUBLE("Tone Control - Bass", 0, 0x15, 0x15, 4, 0, 7, 0),
 504 OPL3SA2_DOUBLE("Tone Control - Treble", 0, 0x16, 0x16, 4, 0, 7, 0)
 505 };
 506
 507 static void snd_opl3sa2_master_free(struct snd_kcontrol *kcontrol)
 508 {
 509         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 510         chip->master_switch = NULL;
 511         chip->master_volume = NULL;
 512 }
 513
 514 static int __devinit snd_opl3sa2_mixer(struct snd_opl3sa2 *chip)
 515 {
 516         struct snd_card *card = chip->card;
 517         struct snd_ctl_elem_id id1, id2;
 518         struct snd_kcontrol *kctl;
 519         unsigned int idx;
 520         int err;
 521
 522         memset(&id1, 0, sizeof(id1));
 523         memset(&id2, 0, sizeof(id2));
 524         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 525         /* reassign AUX0 to CD */
 526         strcpy(id1.name, "Aux Playback Switch");
 527         strcpy(id2.name, "CD Playback Switch");
 528         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 529                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 530                 return err;
 531         }
 532         strcpy(id1.name, "Aux Playback Volume");
 533         strcpy(id2.name, "CD Playback Volume");
 534         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 535                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 536                 return err;
 537         }
 538         /* reassign AUX1 to FM */
 539         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
 540         strcpy(id2.name, "FM Playback Switch");
 541         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 542                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 543                 return err;
 544         }
 545         strcpy(id1.name, "Aux Playback Volume");
 546         strcpy(id2.name, "FM Playback Volume");
 547         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 548                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 549                 return err;
 550         }
 551         /* add OPL3SA2 controls */
 552         for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_controls); idx++) {
 553                 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_opl3sa2_controls[idx], chip))) < 0)
 554                         return err;
 555                 switch (idx) {
 556                 case 0: chip->master_switch = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
 557                 case 1: chip->master_volume = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
 558                 }
 559         }
 560         if (chip->version > 2) {
 561                 for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_tone_controls); idx++)
 562                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_opl3sa2_tone_controls[idx], chip))) < 0)
 563                                 return err;
 564         }
 565         return 0;
 566 }
 567
 568 /* Power Management support functions */
 569 #ifdef CONFIG_PM
 570 static int snd_opl3sa2_suspend(struct snd_card *card, pm_message_t state)
 571 {
 572         struct snd_opl3sa2 *chip = card->private_data;
 573
 574         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 575         chip->cs4231->suspend(chip->cs4231);
 576         /* power down */
 577         snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D3);
 578
 579         return 0;
 580 }
 581
 582 static int snd_opl3sa2_resume(struct snd_card *card)
 583 {
 584         struct snd_opl3sa2 *chip = card->private_data;
 585         int i;
 586
 587         /* power up */
 588         snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
 589
 590         /* restore registers */
 591         for (i = 2; i <= 0x0a; i++) {
 592                 if (i != OPL3SA2_IRQ_STATUS)
 593                         snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
 594         }
 595         if (chip->version > 2) {
 596                 for (i = 0x12; i <= 0x16; i++)
 597                         snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
 598         }
 599         /* restore cs4231 */
 600         chip->cs4231->resume(chip->cs4231);
 601
 602         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
 603         return 0;
 604 }
 605 #endif /* CONFIG_PM */
 606
 607 #ifdef CONFIG_PNP
 608 static int __devinit snd_opl3sa2_pnp(int dev, struct snd_opl3sa2 *chip,
 609                                      struct pnp_dev *pdev)
 610 {
 611         struct pnp_resource_table * cfg;
 612         int err;
 613
 614         cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
 615         if (!cfg) {
 616                 snd_printk(KERN_ERR PFX "cannot allocate pnp cfg\n");
 617                 return -ENOMEM;
 618         }
 619         /* PnP initialization */
 620         pnp_init_resource_table(cfg);
 621         if (sb_port[dev] != SNDRV_AUTO_PORT)
 622                 pnp_resource_change(&cfg->port_resource[0], sb_port[dev], 16);
 623         if (wss_port[dev] != SNDRV_AUTO_PORT)
 624                 pnp_resource_change(&cfg->port_resource[1], wss_port[dev], 8);
 625         if (fm_port[dev] != SNDRV_AUTO_PORT)
 626                 pnp_resource_change(&cfg->port_resource[2], fm_port[dev], 4);
 627         if (midi_port[dev] != SNDRV_AUTO_PORT)
 628                 pnp_resource_change(&cfg->port_resource[3], midi_port[dev], 2);
 629         if (port[dev] != SNDRV_AUTO_PORT)
 630                 pnp_resource_change(&cfg->port_resource[4], port[dev], 2);
 631         if (dma1[dev] != SNDRV_AUTO_DMA)
 632                 pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
 633         if (dma2[dev] != SNDRV_AUTO_DMA)
 634                 pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
 635         if (irq[dev] != SNDRV_AUTO_IRQ)
 636                 pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
 637         err = pnp_manual_config_dev(pdev, cfg, 0);
 638         if (err < 0)
 639                 snd_printk(KERN_WARNING "PnP manual resources are invalid, using auto config\n");
 640         err = pnp_activate_dev(pdev);
 641         if (err < 0) {
 642                 kfree(cfg);
 643                 snd_printk(KERN_ERR "PnP configure failure (out of resources?) err = %d\n", err);
 644                 return -EBUSY;
 645         }
 646         sb_port[dev] = pnp_port_start(pdev, 0);
 647         wss_port[dev] = pnp_port_start(pdev, 1);
 648         fm_port[dev] = pnp_port_start(pdev, 2);
 649         midi_port[dev] = pnp_port_start(pdev, 3);
 650         port[dev] = pnp_port_start(pdev, 4);
 651         dma1[dev] = pnp_dma(pdev, 0);
 652         dma2[dev] = pnp_dma(pdev, 1);
 653         irq[dev] = pnp_irq(pdev, 0);
 654         snd_printdd("%sPnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm port=0x%lx, midi port=0x%lx\n",
 655                 pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", sb_port[dev], wss_port[dev], fm_port[dev], midi_port[dev]);
 656         snd_printdd("%sPnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, irq=%i\n",
 657                 pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", port[dev], dma1[dev], dma2[dev], irq[dev]);
 658         kfree(cfg);
 659         return 0;
 660 }
 661 #endif /* CONFIG_PNP */
 662
 663 static void snd_opl3sa2_free(struct snd_card *card)
 664 {
 665         struct snd_opl3sa2 *chip = card->private_data;
 666         if (chip->irq >= 0)
 667                 free_irq(chip->irq, (void *)chip);
 668         release_and_free_resource(chip->res_port);
 669 }
 670
 671 static struct snd_card *snd_opl3sa2_card_new(int dev)
 672 {
 673         struct snd_card *card;
 674         struct snd_opl3sa2 *chip;
 675
 676         card = snd_card_new(index[dev], id[dev], THIS_MODULE, sizeof(struct snd_opl3sa2));
 677         if (card == NULL)
 678                 return NULL;
 679         strcpy(card->driver, "OPL3SA2");
 680         strcpy(card->shortname, "Yamaha OPL3-SA2");
 681         chip = card->private_data;
 682         spin_lock_init(&chip->reg_lock);
 683         chip->irq = -1;
 684         chip->card = card;
 685         card->private_free = snd_opl3sa2_free;
 686         return card;
 687 }
 688
 689 static int __devinit snd_opl3sa2_probe(struct snd_card *card, int dev)
 690 {
 691         int xirq, xdma1, xdma2;
 692         struct snd_opl3sa2 *chip;
 693         struct snd_cs4231 *cs4231;
 694         struct snd_opl3 *opl3;
 695         int err;
 696
 697         /* initialise this card from supplied (or default) parameter*/
 698         chip = card->private_data;
 699         chip->ymode = opl3sa3_ymode[dev] & 0x03 ;
 700         chip->port = port[dev];
 701         xirq = irq[dev];
 702         xdma1 = dma1[dev];
 703         xdma2 = dma2[dev];
 704         if (xdma2 < 0)
 705                 chip->single_dma = 1;
 706         if ((err = snd_opl3sa2_detect(chip)) < 0)
 707                 return err;
 708         if (request_irq(xirq, snd_opl3sa2_interrupt, IRQF_DISABLED, "OPL3-SA2", chip)) {
 709                 snd_printk(KERN_ERR PFX "can't grab IRQ %d\n", xirq);
 710                 return -ENODEV;
 711         }
 712         chip->irq = xirq;
 713         if ((err = snd_cs4231_create(card,
 714                                      wss_port[dev] + 4, -1,
 715                                      xirq, xdma1, xdma2,
 716                                      CS4231_HW_OPL3SA2,
 717                                      CS4231_HWSHARE_IRQ,
 718                                      &cs4231)) < 0) {
 719                 snd_printd("Oops, WSS not detected at 0x%lx\n", wss_port[dev] + 4);
 720                 return err;
 721         }
 722         chip->cs4231 = cs4231;
 723         if ((err = snd_cs4231_pcm(cs4231, 0, NULL)) < 0)
 724                 return err;
 725         if ((err = snd_cs4231_mixer(cs4231)) < 0)
 726                 return err;
 727         if ((err = snd_opl3sa2_mixer(chip)) < 0)
 728                 return err;
 729         if ((err = snd_cs4231_timer(cs4231, 0, NULL)) < 0)
 730                 return err;
 731         if (fm_port[dev] >= 0x340 && fm_port[dev] < 0x400) {
 732                 if ((err = snd_opl3_create(card, fm_port[dev],
 733                                            fm_port[dev] + 2,
 734                                            OPL3_HW_OPL3, 0, &opl3)) < 0)
 735                         return err;
 736                 if ((err = snd_opl3_timer_new(opl3, 1, 2)) < 0)
 737                         return err;
 738                 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, &chip->synth)) < 0)
 739                         return err;
 740         }
 741         if (midi_port[dev] >= 0x300 && midi_port[dev] < 0x340) {
 742                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_OPL3SA2,
 743                                                midi_port[dev], 0,
 744                                                xirq, 0, &chip->rmidi)) < 0)
 745                         return err;
 746         }
 747         sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
 748                 card->shortname, chip->port, xirq, xdma1);
 749         if (xdma2 >= 0)
 750                 sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
 751
 752         return snd_card_register(card);
 753 }
 754
 755 #ifdef CONFIG_PNP
 756 static int __devinit snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
 757                                             const struct pnp_device_id *id)
 758 {
 759         static int dev;
 760         int err;
 761         struct snd_card *card;
 762
 763         if (pnp_device_is_isapnp(pdev))
 764                 return -ENOENT; /* we have another procedure - card */
 765         for (; dev < SNDRV_CARDS; dev++) {
 766                 if (enable[dev] && isapnp[dev])
 767                         break;
 768         }
 769         if (dev >= SNDRV_CARDS)
 770                 return -ENODEV;
 771
 772         card = snd_opl3sa2_card_new(dev);
 773         if (! card)
 774                 return -ENOMEM;
 775         if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
 776                 snd_card_free(card);
 777                 return err;
 778         }
 779         snd_card_set_dev(card, &pdev->dev);
 780         if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
 781                 snd_card_free(card);
 782                 return err;
 783         }
 784         pnp_set_drvdata(pdev, card);
 785         dev++;
 786         snd_opl3sa2_devices++;
 787         return 0;
 788 }
 789
 790 static void __devexit snd_opl3sa2_pnp_remove(struct pnp_dev * pdev)
 791 {
 792         snd_card_free(pnp_get_drvdata(pdev));
 793         pnp_set_drvdata(pdev, NULL);
 794 }
 795
 796 #ifdef CONFIG_PM
 797 static int snd_opl3sa2_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
 798 {
 799         return snd_opl3sa2_suspend(pnp_get_drvdata(pdev), state);
 800 }
 801 static int snd_opl3sa2_pnp_resume(struct pnp_dev *pdev)
 802 {
 803         return snd_opl3sa2_resume(pnp_get_drvdata(pdev));
 804 }
 805 #endif
 806
 807 static struct pnp_driver opl3sa2_pnp_driver = {
 808         .name = "snd-opl3sa2-pnpbios",
 809         .id_table = snd_opl3sa2_pnpbiosids,
 810         .probe = snd_opl3sa2_pnp_detect,
 811         .remove = __devexit_p(snd_opl3sa2_pnp_remove),
 812 #ifdef CONFIG_PM
 813         .suspend = snd_opl3sa2_pnp_suspend,
 814         .resume = snd_opl3sa2_pnp_resume,
 815 #endif
 816 };
 817
 818 static int __devinit snd_opl3sa2_pnp_cdetect(struct pnp_card_link *pcard,
 819                                              const struct pnp_card_device_id *id)
 820 {
 821         static int dev;
 822         struct pnp_dev *pdev;
 823         int err;
 824         struct snd_card *card;
 825
 826         pdev = pnp_request_card_device(pcard, id->devs[0].id, NULL);
 827         if (pdev == NULL) {
 828                 snd_printk(KERN_ERR PFX "can't get pnp device from id '%s'\n",
 829                            id->devs[0].id);
 830                 return -EBUSY;
 831         }
 832         for (; dev < SNDRV_CARDS; dev++) {
 833                 if (enable[dev] && isapnp[dev])
 834                         break;
 835         }
 836         if (dev >= SNDRV_CARDS)
 837                 return -ENODEV;
 838
 839         card = snd_opl3sa2_card_new(dev);
 840         if (! card)
 841                 return -ENOMEM;
 842         if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
 843                 snd_card_free(card);
 844                 return err;
 845         }
 846         snd_card_set_dev(card, &pdev->dev);
 847         if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
 848                 snd_card_free(card);
 849                 return err;
 850         }
 851         pnp_set_card_drvdata(pcard, card);
 852         dev++;
 853         snd_opl3sa2_devices++;
 854         return 0;
 855 }
 856
 857 static void __devexit snd_opl3sa2_pnp_cremove(struct pnp_card_link * pcard)
 858 {
 859         snd_card_free(pnp_get_card_drvdata(pcard));
 860         pnp_set_card_drvdata(pcard, NULL);
 861 }
 862
 863 #ifdef CONFIG_PM
 864 static int snd_opl3sa2_pnp_csuspend(struct pnp_card_link *pcard, pm_message_t state)
 865 {
 866         return snd_opl3sa2_suspend(pnp_get_card_drvdata(pcard), state);
 867 }
 868 static int snd_opl3sa2_pnp_cresume(struct pnp_card_link *pcard)
 869 {
 870         return snd_opl3sa2_resume(pnp_get_card_drvdata(pcard));
 871 }
 872 #endif
 873
 874 static struct pnp_card_driver opl3sa2_pnpc_driver = {
 875         .flags = PNP_DRIVER_RES_DISABLE,
 876         .name = "snd-opl3sa2-cpnp",
 877         .id_table = snd_opl3sa2_pnpids,
 878         .probe = snd_opl3sa2_pnp_cdetect,
 879         .remove = __devexit_p(snd_opl3sa2_pnp_cremove),
 880 #ifdef CONFIG_PM
 881         .suspend = snd_opl3sa2_pnp_csuspend,
 882         .resume = snd_opl3sa2_pnp_cresume,
 883 #endif
 884 };
 885 #endif /* CONFIG_PNP */
 886
 887 static int __devinit snd_opl3sa2_nonpnp_probe(struct platform_device *pdev)
 888 {
 889         struct snd_card *card;
 890         int err;
 891         int dev = pdev->id;
 892
 893         if (port[dev] == SNDRV_AUTO_PORT) {
 894                 snd_printk(KERN_ERR PFX "specify port\n");
 895                 return -EINVAL;
 896         }
 897         if (wss_port[dev] == SNDRV_AUTO_PORT) {
 898                 snd_printk(KERN_ERR PFX "specify wss_port\n");
 899                 return -EINVAL;
 900         }
 901         if (fm_port[dev] == SNDRV_AUTO_PORT) {
 902                 snd_printk(KERN_ERR PFX "specify fm_port\n");
 903                 return -EINVAL;
 904         }
 905         if (midi_port[dev] == SNDRV_AUTO_PORT) {
 906                 snd_printk(KERN_ERR PFX "specify midi_port\n");
 907                 return -EINVAL;
 908         }
 909
 910         card = snd_opl3sa2_card_new(dev);
 911         if (! card)
 912                 return -ENOMEM;
 913         snd_card_set_dev(card, &pdev->dev);
 914         if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
 915                 snd_card_free(card);
 916                 return err;
 917         }
 918         platform_set_drvdata(pdev, card);
 919         return 0;
 920 }
 921
 922 static int snd_opl3sa2_nonpnp_remove(struct platform_device *devptr)
 923 {
 924         snd_card_free(platform_get_drvdata(devptr));
 925         platform_set_drvdata(devptr, NULL);
 926         return 0;
 927 }
 928
 929 #ifdef CONFIG_PM
 930 static int snd_opl3sa2_nonpnp_suspend(struct platform_device *dev, pm_message_t state)
 931 {
 932         return snd_opl3sa2_suspend(platform_get_drvdata(dev), state);
 933 }
 934
 935 static int snd_opl3sa2_nonpnp_resume(struct platform_device *dev)
 936 {
 937         return snd_opl3sa2_resume(platform_get_drvdata(dev));
 938 }
 939 #endif
 940
 941 #define OPL3SA2_DRIVER  "snd_opl3sa2"
 942
 943 static struct platform_driver snd_opl3sa2_nonpnp_driver = {
 944         .probe          = snd_opl3sa2_nonpnp_probe,
 945         .remove         = snd_opl3sa2_nonpnp_remove,
 946 #ifdef CONFIG_PM
 947         .suspend        = snd_opl3sa2_nonpnp_suspend,
 948         .resume         = snd_opl3sa2_nonpnp_resume,
 949 #endif
 950         .driver         = {
 951                 .name   = OPL3SA2_DRIVER
 952         },
 953 };
 954
 955 static void __init_or_module snd_opl3sa2_unregister_all(void)
 956 {
 957         int i;
 958
 959 #ifdef CONFIG_PNP
 960         if (pnpc_registered)
 961                 pnp_unregister_card_driver(&opl3sa2_pnpc_driver);
 962         if (pnp_registered)
 963                 pnp_unregister_driver(&opl3sa2_pnp_driver);
 964 #endif
 965         for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
 966                 platform_device_unregister(platform_devices[i]);
 967         platform_driver_unregister(&snd_opl3sa2_nonpnp_driver);
 968 }
 969
 970 static int __init alsa_card_opl3sa2_init(void)
 971 {
 972         int i, err;
 973
 974         if ((err = platform_driver_register(&snd_opl3sa2_nonpnp_driver)) < 0)
 975                 return err;
 976
 977         for (i = 0; i < SNDRV_CARDS; i++) {
 978                 struct platform_device *device;
 979                 if (! enable[i])
 980                         continue;
 981 #ifdef CONFIG_PNP
 982                 if (isapnp[i])
 983                         continue;
 984 #endif
 985                 device = platform_device_register_simple(OPL3SA2_DRIVER,
 986                                                          i, NULL, 0);
 987                 if (IS_ERR(device))
 988                         continue;
 989                 if (!platform_get_drvdata(device)) {
 990                         platform_device_unregister(device);
 991                         continue;
 992                 }
 993                 platform_devices[i] = device;
 994                 snd_opl3sa2_devices++;
 995         }
 996
 997 #ifdef CONFIG_PNP
 998         err = pnp_register_driver(&opl3sa2_pnp_driver);
 999         if (!err)
1000                 pnp_registered = 1;
1001         err = pnp_register_card_driver(&opl3sa2_pnpc_driver);
1002         if (!err)
1003                 pnpc_registered = 1;
1004 #endif
1005
1006         if (!snd_opl3sa2_devices) {
1007 #ifdef MODULE
1008                 snd_printk(KERN_ERR "Yamaha OPL3-SA soundcard not found or device busy\n");
1009 #endif
1010                 snd_opl3sa2_unregister_all();
1011                 return -ENODEV;
1012         }
1013         return 0;
1014 }
1015
1016 static void __exit alsa_card_opl3sa2_exit(void)
1017 {
1018         snd_opl3sa2_unregister_all();
1019 }
1020
1021 module_init(alsa_card_opl3sa2_init)
1022 module_exit(alsa_card_opl3sa2_exit)