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/isa.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 #ifdef CONFIG_PNP
  95 static int isa_registered;
  96 static int pnp_registered;
  97 static int pnpc_registered;
  98 #endif
  99
 100 /* control ports */
 101 #define OPL3SA2_PM_CTRL         0x01
 102 #define OPL3SA2_SYS_CTRL                0x02
 103 #define OPL3SA2_IRQ_CONFIG      0x03
 104 #define OPL3SA2_IRQ_STATUS      0x04
 105 #define OPL3SA2_DMA_CONFIG      0x06
 106 #define OPL3SA2_MASTER_LEFT     0x07
 107 #define OPL3SA2_MASTER_RIGHT    0x08
 108 #define OPL3SA2_MIC             0x09
 109 #define OPL3SA2_MISC            0x0A
 110
 111 /* opl3sa3 only */
 112 #define OPL3SA3_DGTL_DOWN       0x12
 113 #define OPL3SA3_ANLG_DOWN       0x13
 114 #define OPL3SA3_WIDE            0x14
 115 #define OPL3SA3_BASS            0x15
 116 #define OPL3SA3_TREBLE          0x16
 117
 118 /* power management bits */
 119 #define OPL3SA2_PM_ADOWN                0x20
 120 #define OPL3SA2_PM_PSV          0x04
 121 #define OPL3SA2_PM_PDN          0x02
 122 #define OPL3SA2_PM_PDX          0x01
 123
 124 #define OPL3SA2_PM_D0   0x00
 125 #define OPL3SA2_PM_D3   (OPL3SA2_PM_ADOWN|OPL3SA2_PM_PSV|OPL3SA2_PM_PDN|OPL3SA2_PM_PDX)
 126
 127 struct snd_opl3sa2 {
 128         struct snd_card *card;
 129         int version;            /* 2 or 3 */
 130         unsigned long port;     /* control port */
 131         struct resource *res_port; /* control port resource */
 132         int irq;
 133         int single_dma;
 134         spinlock_t reg_lock;
 135         struct snd_hwdep *synth;
 136         struct snd_rawmidi *rmidi;
 137         struct snd_cs4231 *cs4231;
 138         unsigned char ctlregs[0x20];
 139         int ymode;              /* SL added */
 140         struct snd_kcontrol *master_switch;
 141         struct snd_kcontrol *master_volume;
 142 };
 143
 144 #define PFX     "opl3sa2: "
 145
 146 #ifdef CONFIG_PNP
 147
 148 static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
 149         { .id = "YMH0021" },
 150         { .id = "NMX2210" },    /* Gateway Solo 2500 */
 151         { .id = "" }            /* end */
 152 };
 153
 154 MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);
 155
 156 static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
 157         /* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
 158         { .id = "YMH0020", .devs = { { "YMH0021" } } },
 159         /* Yamaha OPL3-SA3 (integrated on Intel's Pentium II AL440LX motherboard) */
 160         { .id = "YMH0030", .devs = { { "YMH0021" } } },
 161         /* Yamaha OPL3-SA2 */
 162         { .id = "YMH0800", .devs = { { "YMH0021" } } },
 163         /* Yamaha OPL3-SA2 */
 164         { .id = "YMH0801", .devs = { { "YMH0021" } } },
 165         /* NeoMagic MagicWave 3DX */
 166         { .id = "NMX2200", .devs = { { "YMH2210" } } },
 167         /* --- */
 168         { .id = "" }    /* end */
 169 };
 170
 171 MODULE_DEVICE_TABLE(pnp_card, snd_opl3sa2_pnpids);
 172
 173 #endif /* CONFIG_PNP */
 174
 175
 176 /* read control port (w/o spinlock) */
 177 static unsigned char __snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
 178 {
 179         unsigned char result;
 180 #if 0
 181         outb(0x1d, port);       /* password */
 182         printk("read [0x%lx] = 0x%x\n", port, inb(port));
 183 #endif
 184         outb(reg, chip->port);  /* register */
 185         result = inb(chip->port + 1);
 186 #if 0
 187         printk("read [0x%lx] = 0x%x [0x%x]\n", port, result, inb(port));
 188 #endif
 189         return result;
 190 }
 191
 192 /* read control port (with spinlock) */
 193 static unsigned char snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
 194 {
 195         unsigned long flags;
 196         unsigned char result;
 197
 198         spin_lock_irqsave(&chip->reg_lock, flags);
 199         result = __snd_opl3sa2_read(chip, reg);
 200         spin_unlock_irqrestore(&chip->reg_lock, flags);
 201         return result;
 202 }
 203
 204 /* write control port (w/o spinlock) */
 205 static void __snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
 206 {
 207 #if 0
 208         outb(0x1d, port);       /* password */
 209 #endif
 210         outb(reg, chip->port);  /* register */
 211         outb(value, chip->port + 1);
 212         chip->ctlregs[reg] = value;
 213 }
 214
 215 /* write control port (with spinlock) */
 216 static void snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
 217 {
 218         unsigned long flags;
 219         spin_lock_irqsave(&chip->reg_lock, flags);
 220         __snd_opl3sa2_write(chip, reg, value);
 221         spin_unlock_irqrestore(&chip->reg_lock, flags);
 222 }
 223
 224 static int __devinit snd_opl3sa2_detect(struct snd_opl3sa2 *chip)
 225 {
 226         struct snd_card *card;
 227         unsigned long port;
 228         unsigned char tmp, tmp1;
 229         char str[2];
 230
 231         card = chip->card;
 232         port = chip->port;
 233         if ((chip->res_port = request_region(port, 2, "OPL3-SA control")) == NULL) {
 234                 snd_printk(KERN_ERR PFX "can't grab port 0x%lx\n", port);
 235                 return -EBUSY;
 236         }
 237         // snd_printk("REG 0A = 0x%x\n", snd_opl3sa2_read(chip, 0x0a));
 238         chip->version = 0;
 239         tmp = snd_opl3sa2_read(chip, OPL3SA2_MISC);
 240         if (tmp == 0xff) {
 241                 snd_printd("OPL3-SA [0x%lx] detect = 0x%x\n", port, tmp);
 242                 return -ENODEV;
 243         }
 244         switch (tmp & 0x07) {
 245         case 0x01:
 246                 chip->version = 2; /* YMF711 */
 247                 break;
 248         default:
 249                 chip->version = 3;
 250                 /* 0x02 - standard */
 251                 /* 0x03 - YM715B */
 252                 /* 0x04 - YM719 - OPL-SA4? */
 253                 /* 0x05 - OPL3-SA3 - Libretto 100 */
 254                 break;
 255         }
 256         str[0] = chip->version + '0';
 257         str[1] = 0;
 258         strcat(card->shortname, str);
 259         snd_opl3sa2_write(chip, OPL3SA2_MISC, tmp ^ 7);
 260         if ((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MISC)) != tmp) {
 261                 snd_printd("OPL3-SA [0x%lx] detect (1) = 0x%x (0x%x)\n", port, tmp, tmp1);
 262                 return -ENODEV;
 263         }
 264         /* try if the MIC register is accesible */
 265         tmp = snd_opl3sa2_read(chip, OPL3SA2_MIC);
 266         snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x8a);
 267         if (((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MIC)) & 0x9f) != 0x8a) {
 268                 snd_printd("OPL3-SA [0x%lx] detect (2) = 0x%x (0x%x)\n", port, tmp, tmp1);
 269                 return -ENODEV;
 270         }
 271         snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x9f);
 272         /* initialization */
 273         /* Power Management - full on */
 274         snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
 275         if (chip->version > 2) {
 276                 /* ymode is bits 4&5 (of 0 to 7) on all but opl3sa2 versions */
 277                 snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, (chip->ymode << 4));
 278         } else {
 279                 /* default for opl3sa2 versions */
 280                 snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, 0x00);
 281         }
 282         snd_opl3sa2_write(chip, OPL3SA2_IRQ_CONFIG, 0x0d);      /* Interrupt Channel Configuration - IRQ A = OPL3 + MPU + WSS */
 283         if (chip->single_dma) {
 284                 snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x03);      /* DMA Configuration - DMA A = WSS-R + WSS-P */
 285         } else {
 286                 snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x21);      /* DMA Configuration - DMA B = WSS-R, DMA A = WSS-P */
 287         }
 288         snd_opl3sa2_write(chip, OPL3SA2_MISC, 0x80 | (tmp & 7));        /* Miscellaneous - default */
 289         if (chip->version > 2) {
 290                 snd_opl3sa2_write(chip, OPL3SA3_DGTL_DOWN, 0x00);       /* Digital Block Partial Power Down - default */
 291                 snd_opl3sa2_write(chip, OPL3SA3_ANLG_DOWN, 0x00);       /* Analog Block Partial Power Down - default */
 292         }
 293         return 0;
 294 }
 295
 296 static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id)
 297 {
 298         unsigned short status;
 299         struct snd_opl3sa2 *chip = dev_id;
 300         int handled = 0;
 301
 302         if (chip == NULL || chip->card == NULL)
 303                 return IRQ_NONE;
 304
 305         status = snd_opl3sa2_read(chip, OPL3SA2_IRQ_STATUS);
 306
 307         if (status & 0x20) {
 308                 handled = 1;
 309                 snd_opl3_interrupt(chip->synth);
 310         }
 311
 312         if ((status & 0x10) && chip->rmidi != NULL) {
 313                 handled = 1;
 314                 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 315         }
 316
 317         if (status & 0x07) {    /* TI,CI,PI */
 318                 handled = 1;
 319                 snd_cs4231_interrupt(irq, chip->cs4231);
 320         }
 321
 322         if (status & 0x40) { /* hardware volume change */
 323                 handled = 1;
 324                 /* reading from Master Lch register at 0x07 clears this bit */
 325                 snd_opl3sa2_read(chip, OPL3SA2_MASTER_RIGHT);
 326                 snd_opl3sa2_read(chip, OPL3SA2_MASTER_LEFT);
 327                 if (chip->master_switch && chip->master_volume) {
 328                         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_switch->id);
 329                         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_volume->id);
 330                 }
 331         }
 332         return IRQ_RETVAL(handled);
 333 }
 334
 335 #define OPL3SA2_SINGLE(xname, xindex, reg, shift, mask, invert) \
 336 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 337   .info = snd_opl3sa2_info_single, \
 338   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
 339   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 340 #define OPL3SA2_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
 341 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 342   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 343   .name = xname, .index = xindex, \
 344   .info = snd_opl3sa2_info_single, \
 345   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
 346   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
 347   .tlv = { .p = (xtlv) } }
 348
 349 static int snd_opl3sa2_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 350 {
 351         int mask = (kcontrol->private_value >> 16) & 0xff;
 352
 353         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 354         uinfo->count = 1;
 355         uinfo->value.integer.min = 0;
 356         uinfo->value.integer.max = mask;
 357         return 0;
 358 }
 359
 360 static int snd_opl3sa2_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 361 {
 362         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 363         unsigned long flags;
 364         int reg = kcontrol->private_value & 0xff;
 365         int shift = (kcontrol->private_value >> 8) & 0xff;
 366         int mask = (kcontrol->private_value >> 16) & 0xff;
 367         int invert = (kcontrol->private_value >> 24) & 0xff;
 368
 369         spin_lock_irqsave(&chip->reg_lock, flags);
 370         ucontrol->value.integer.value[0] = (chip->ctlregs[reg] >> shift) & mask;
 371         spin_unlock_irqrestore(&chip->reg_lock, flags);
 372         if (invert)
 373                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 374         return 0;
 375 }
 376
 377 static int snd_opl3sa2_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 378 {
 379         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 380         unsigned long flags;
 381         int reg = kcontrol->private_value & 0xff;
 382         int shift = (kcontrol->private_value >> 8) & 0xff;
 383         int mask = (kcontrol->private_value >> 16) & 0xff;
 384         int invert = (kcontrol->private_value >> 24) & 0xff;
 385         int change;
 386         unsigned short val, oval;
 387
 388         val = (ucontrol->value.integer.value[0] & mask);
 389         if (invert)
 390                 val = mask - val;
 391         val <<= shift;
 392         spin_lock_irqsave(&chip->reg_lock, flags);
 393         oval = chip->ctlregs[reg];
 394         val = (oval & ~(mask << shift)) | val;
 395         change = val != oval;
 396         __snd_opl3sa2_write(chip, reg, val);
 397         spin_unlock_irqrestore(&chip->reg_lock, flags);
 398         return change;
 399 }
 400
 401 #define OPL3SA2_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 402 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 403   .info = snd_opl3sa2_info_double, \
 404   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
 405   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 406 #define OPL3SA2_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
 407 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 408   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 409   .name = xname, .index = xindex, \
 410   .info = snd_opl3sa2_info_double, \
 411   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
 412   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22), \
 413   .tlv = { .p = (xtlv) } }
 414
 415 static int snd_opl3sa2_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 416 {
 417         int mask = (kcontrol->private_value >> 24) & 0xff;
 418
 419         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 420         uinfo->count = 2;
 421         uinfo->value.integer.min = 0;
 422         uinfo->value.integer.max = mask;
 423         return 0;
 424 }
 425
 426 static int snd_opl3sa2_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 427 {
 428         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 429         unsigned long flags;
 430         int left_reg = kcontrol->private_value & 0xff;
 431         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 432         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 433         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 434         int mask = (kcontrol->private_value >> 24) & 0xff;
 435         int invert = (kcontrol->private_value >> 22) & 1;
 436
 437         spin_lock_irqsave(&chip->reg_lock, flags);
 438         ucontrol->value.integer.value[0] = (chip->ctlregs[left_reg] >> shift_left) & mask;
 439         ucontrol->value.integer.value[1] = (chip->ctlregs[right_reg] >> shift_right) & mask;
 440         spin_unlock_irqrestore(&chip->reg_lock, flags);
 441         if (invert) {
 442                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 443                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 444         }
 445         return 0;
 446 }
 447
 448 static int snd_opl3sa2_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 449 {
 450         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 451         unsigned long flags;
 452         int left_reg = kcontrol->private_value & 0xff;
 453         int right_reg = (kcontrol->private_value >> 8) & 0xff;
 454         int shift_left = (kcontrol->private_value >> 16) & 0x07;
 455         int shift_right = (kcontrol->private_value >> 19) & 0x07;
 456         int mask = (kcontrol->private_value >> 24) & 0xff;
 457         int invert = (kcontrol->private_value >> 22) & 1;
 458         int change;
 459         unsigned short val1, val2, oval1, oval2;
 460
 461         val1 = ucontrol->value.integer.value[0] & mask;
 462         val2 = ucontrol->value.integer.value[1] & mask;
 463         if (invert) {
 464                 val1 = mask - val1;
 465                 val2 = mask - val2;
 466         }
 467         val1 <<= shift_left;
 468         val2 <<= shift_right;
 469         spin_lock_irqsave(&chip->reg_lock, flags);
 470         if (left_reg != right_reg) {
 471                 oval1 = chip->ctlregs[left_reg];
 472                 oval2 = chip->ctlregs[right_reg];
 473                 val1 = (oval1 & ~(mask << shift_left)) | val1;
 474                 val2 = (oval2 & ~(mask << shift_right)) | val2;
 475                 change = val1 != oval1 || val2 != oval2;
 476                 __snd_opl3sa2_write(chip, left_reg, val1);
 477                 __snd_opl3sa2_write(chip, right_reg, val2);
 478         } else {
 479                 oval1 = chip->ctlregs[left_reg];
 480                 val1 = (oval1 & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
 481                 change = val1 != oval1;
 482                 __snd_opl3sa2_write(chip, left_reg, val1);
 483         }
 484         spin_unlock_irqrestore(&chip->reg_lock, flags);
 485         return change;
 486 }
 487
 488 static const DECLARE_TLV_DB_SCALE(db_scale_master, -3000, 200, 0);
 489 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
 490
 491 static struct snd_kcontrol_new snd_opl3sa2_controls[] = {
 492 OPL3SA2_DOUBLE("Master Playback Switch", 0, 0x07, 0x08, 7, 7, 1, 1),
 493 OPL3SA2_DOUBLE_TLV("Master Playback Volume", 0, 0x07, 0x08, 0, 0, 15, 1,
 494                    db_scale_master),
 495 OPL3SA2_SINGLE("Mic Playback Switch", 0, 0x09, 7, 1, 1),
 496 OPL3SA2_SINGLE_TLV("Mic Playback Volume", 0, 0x09, 0, 31, 1,
 497                    db_scale_5bit_12db_max),
 498 };
 499
 500 static struct snd_kcontrol_new snd_opl3sa2_tone_controls[] = {
 501 OPL3SA2_DOUBLE("3D Control - Wide", 0, 0x14, 0x14, 4, 0, 7, 0),
 502 OPL3SA2_DOUBLE("Tone Control - Bass", 0, 0x15, 0x15, 4, 0, 7, 0),
 503 OPL3SA2_DOUBLE("Tone Control - Treble", 0, 0x16, 0x16, 4, 0, 7, 0)
 504 };
 505
 506 static void snd_opl3sa2_master_free(struct snd_kcontrol *kcontrol)
 507 {
 508         struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
 509         chip->master_switch = NULL;
 510         chip->master_volume = NULL;
 511 }
 512
 513 static int __devinit snd_opl3sa2_mixer(struct snd_opl3sa2 *chip)
 514 {
 515         struct snd_card *card = chip->card;
 516         struct snd_ctl_elem_id id1, id2;
 517         struct snd_kcontrol *kctl;
 518         unsigned int idx;
 519         int err;
 520
 521         memset(&id1, 0, sizeof(id1));
 522         memset(&id2, 0, sizeof(id2));
 523         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 524         /* reassign AUX0 to CD */
 525         strcpy(id1.name, "Aux Playback Switch");
 526         strcpy(id2.name, "CD Playback Switch");
 527         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 528                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 529                 return err;
 530         }
 531         strcpy(id1.name, "Aux Playback Volume");
 532         strcpy(id2.name, "CD Playback Volume");
 533         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 534                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 535                 return err;
 536         }
 537         /* reassign AUX1 to FM */
 538         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
 539         strcpy(id2.name, "FM Playback Switch");
 540         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 541                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 542                 return err;
 543         }
 544         strcpy(id1.name, "Aux Playback Volume");
 545         strcpy(id2.name, "FM Playback Volume");
 546         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
 547                 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
 548                 return err;
 549         }
 550         /* add OPL3SA2 controls */
 551         for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_controls); idx++) {
 552                 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_opl3sa2_controls[idx], chip))) < 0)
 553                         return err;
 554                 switch (idx) {
 555                 case 0: chip->master_switch = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
 556                 case 1: chip->master_volume = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
 557                 }
 558         }
 559         if (chip->version > 2) {
 560                 for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_tone_controls); idx++)
 561                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_opl3sa2_tone_controls[idx], chip))) < 0)
 562                                 return err;
 563         }
 564         return 0;
 565 }
 566
 567 /* Power Management support functions */
 568 #ifdef CONFIG_PM
 569 static int snd_opl3sa2_suspend(struct snd_card *card, pm_message_t state)
 570 {
 571         struct snd_opl3sa2 *chip = card->private_data;
 572
 573         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 574         chip->cs4231->suspend(chip->cs4231);
 575         /* power down */
 576         snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D3);
 577
 578         return 0;
 579 }
 580
 581 static int snd_opl3sa2_resume(struct snd_card *card)
 582 {
 583         struct snd_opl3sa2 *chip = card->private_data;
 584         int i;
 585
 586         /* power up */
 587         snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
 588
 589         /* restore registers */
 590         for (i = 2; i <= 0x0a; i++) {
 591                 if (i != OPL3SA2_IRQ_STATUS)
 592                         snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
 593         }
 594         if (chip->version > 2) {
 595                 for (i = 0x12; i <= 0x16; i++)
 596                         snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
 597         }
 598         /* restore cs4231 */
 599         chip->cs4231->resume(chip->cs4231);
 600
 601         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
 602         return 0;
 603 }
 604 #endif /* CONFIG_PM */
 605
 606 #ifdef CONFIG_PNP
 607 static int __devinit snd_opl3sa2_pnp(int dev, struct snd_opl3sa2 *chip,
 608                                      struct pnp_dev *pdev)
 609 {
 610         struct pnp_resource_table * cfg;
 611         int err;
 612
 613         cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
 614         if (!cfg) {
 615                 snd_printk(KERN_ERR PFX "cannot allocate pnp cfg\n");
 616                 return -ENOMEM;
 617         }
 618         /* PnP initialization */
 619         pnp_init_resource_table(cfg);
 620         if (sb_port[dev] != SNDRV_AUTO_PORT)
 621                 pnp_resource_change(&cfg->port_resource[0], sb_port[dev], 16);
 622         if (wss_port[dev] != SNDRV_AUTO_PORT)
 623                 pnp_resource_change(&cfg->port_resource[1], wss_port[dev], 8);
 624         if (fm_port[dev] != SNDRV_AUTO_PORT)
 625                 pnp_resource_change(&cfg->port_resource[2], fm_port[dev], 4);
 626         if (midi_port[dev] != SNDRV_AUTO_PORT)
 627                 pnp_resource_change(&cfg->port_resource[3], midi_port[dev], 2);
 628         if (port[dev] != SNDRV_AUTO_PORT)
 629                 pnp_resource_change(&cfg->port_resource[4], port[dev], 2);
 630         if (dma1[dev] != SNDRV_AUTO_DMA)
 631                 pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
 632         if (dma2[dev] != SNDRV_AUTO_DMA)
 633                 pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
 634         if (irq[dev] != SNDRV_AUTO_IRQ)
 635                 pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
 636         err = pnp_manual_config_dev(pdev, cfg, 0);
 637         if (err < 0)
 638                 snd_printk(KERN_WARNING "PnP manual resources are invalid, using auto config\n");
 639         err = pnp_activate_dev(pdev);
 640         if (err < 0) {
 641                 kfree(cfg);
 642                 snd_printk(KERN_ERR "PnP configure failure (out of resources?) err = %d\n", err);
 643                 return -EBUSY;
 644         }
 645         sb_port[dev] = pnp_port_start(pdev, 0);
 646         wss_port[dev] = pnp_port_start(pdev, 1);
 647         fm_port[dev] = pnp_port_start(pdev, 2);
 648         midi_port[dev] = pnp_port_start(pdev, 3);
 649         port[dev] = pnp_port_start(pdev, 4);
 650         dma1[dev] = pnp_dma(pdev, 0);
 651         dma2[dev] = pnp_dma(pdev, 1);
 652         irq[dev] = pnp_irq(pdev, 0);
 653         snd_printdd("%sPnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm port=0x%lx, midi port=0x%lx\n",
 654                 pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", sb_port[dev], wss_port[dev], fm_port[dev], midi_port[dev]);
 655         snd_printdd("%sPnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, irq=%i\n",
 656                 pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", port[dev], dma1[dev], dma2[dev], irq[dev]);
 657         kfree(cfg);
 658         return 0;
 659 }
 660 #endif /* CONFIG_PNP */
 661
 662 static void snd_opl3sa2_free(struct snd_card *card)
 663 {
 664         struct snd_opl3sa2 *chip = card->private_data;
 665         if (chip->irq >= 0)
 666                 free_irq(chip->irq, (void *)chip);
 667         release_and_free_resource(chip->res_port);
 668 }
 669
 670 static struct snd_card *snd_opl3sa2_card_new(int dev)
 671 {
 672         struct snd_card *card;
 673         struct snd_opl3sa2 *chip;
 674
 675         card = snd_card_new(index[dev], id[dev], THIS_MODULE, sizeof(struct snd_opl3sa2));
 676         if (card == NULL)
 677                 return NULL;
 678         strcpy(card->driver, "OPL3SA2");
 679         strcpy(card->shortname, "Yamaha OPL3-SA2");
 680         chip = card->private_data;
 681         spin_lock_init(&chip->reg_lock);
 682         chip->irq = -1;
 683         chip->card = card;
 684         card->private_free = snd_opl3sa2_free;
 685         return card;
 686 }
 687
 688 static int __devinit snd_opl3sa2_probe(struct snd_card *card, int dev)
 689 {
 690         int xirq, xdma1, xdma2;
 691         struct snd_opl3sa2 *chip;
 692         struct snd_cs4231 *cs4231;
 693         struct snd_opl3 *opl3;
 694         int err;
 695
 696         /* initialise this card from supplied (or default) parameter*/
 697         chip = card->private_data;
 698         chip->ymode = opl3sa3_ymode[dev] & 0x03 ;
 699         chip->port = port[dev];
 700         xirq = irq[dev];
 701         xdma1 = dma1[dev];
 702         xdma2 = dma2[dev];
 703         if (xdma2 < 0)
 704                 chip->single_dma = 1;
 705         if ((err = snd_opl3sa2_detect(chip)) < 0)
 706                 return err;
 707         if (request_irq(xirq, snd_opl3sa2_interrupt, IRQF_DISABLED, "OPL3-SA2", chip)) {
 708                 snd_printk(KERN_ERR PFX "can't grab IRQ %d\n", xirq);
 709                 return -ENODEV;
 710         }
 711         chip->irq = xirq;
 712         if ((err = snd_cs4231_create(card,
 713                                      wss_port[dev] + 4, -1,
 714                                      xirq, xdma1, xdma2,
 715                                      CS4231_HW_OPL3SA2,
 716                                      CS4231_HWSHARE_IRQ,
 717                                      &cs4231)) < 0) {
 718                 snd_printd("Oops, WSS not detected at 0x%lx\n", wss_port[dev] + 4);
 719                 return err;
 720         }
 721         chip->cs4231 = cs4231;
 722         if ((err = snd_cs4231_pcm(cs4231, 0, NULL)) < 0)
 723                 return err;
 724         if ((err = snd_cs4231_mixer(cs4231)) < 0)
 725                 return err;
 726         if ((err = snd_opl3sa2_mixer(chip)) < 0)
 727                 return err;
 728         if ((err = snd_cs4231_timer(cs4231, 0, NULL)) < 0)
 729                 return err;
 730         if (fm_port[dev] >= 0x340 && fm_port[dev] < 0x400) {
 731                 if ((err = snd_opl3_create(card, fm_port[dev],
 732                                            fm_port[dev] + 2,
 733                                            OPL3_HW_OPL3, 0, &opl3)) < 0)
 734                         return err;
 735                 if ((err = snd_opl3_timer_new(opl3, 1, 2)) < 0)
 736                         return err;
 737                 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, &chip->synth)) < 0)
 738                         return err;
 739         }
 740         if (midi_port[dev] >= 0x300 && midi_port[dev] < 0x340) {
 741                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_OPL3SA2,
 742                                                midi_port[dev], 0,
 743                                                xirq, 0, &chip->rmidi)) < 0)
 744                         return err;
 745         }
 746         sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
 747                 card->shortname, chip->port, xirq, xdma1);
 748         if (xdma2 >= 0)
 749                 sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
 750
 751         return snd_card_register(card);
 752 }
 753
 754 #ifdef CONFIG_PNP
 755 static int __devinit snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
 756                                             const struct pnp_device_id *id)
 757 {
 758         static int dev;
 759         int err;
 760         struct snd_card *card;
 761
 762         if (pnp_device_is_isapnp(pdev))
 763                 return -ENOENT; /* we have another procedure - card */
 764         for (; dev < SNDRV_CARDS; dev++) {
 765                 if (enable[dev] && isapnp[dev])
 766                         break;
 767         }
 768         if (dev >= SNDRV_CARDS)
 769                 return -ENODEV;
 770
 771         card = snd_opl3sa2_card_new(dev);
 772         if (! card)
 773                 return -ENOMEM;
 774         if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
 775                 snd_card_free(card);
 776                 return err;
 777         }
 778         snd_card_set_dev(card, &pdev->dev);
 779         if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
 780                 snd_card_free(card);
 781                 return err;
 782         }
 783         pnp_set_drvdata(pdev, card);
 784         dev++;
 785         return 0;
 786 }
 787
 788 static void __devexit snd_opl3sa2_pnp_remove(struct pnp_dev * pdev)
 789 {
 790         snd_card_free(pnp_get_drvdata(pdev));
 791         pnp_set_drvdata(pdev, NULL);
 792 }
 793
 794 #ifdef CONFIG_PM
 795 static int snd_opl3sa2_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
 796 {
 797         return snd_opl3sa2_suspend(pnp_get_drvdata(pdev), state);
 798 }
 799 static int snd_opl3sa2_pnp_resume(struct pnp_dev *pdev)
 800 {
 801         return snd_opl3sa2_resume(pnp_get_drvdata(pdev));
 802 }
 803 #endif
 804
 805 static struct pnp_driver opl3sa2_pnp_driver = {
 806         .name = "snd-opl3sa2-pnpbios",
 807         .id_table = snd_opl3sa2_pnpbiosids,
 808         .probe = snd_opl3sa2_pnp_detect,
 809         .remove = __devexit_p(snd_opl3sa2_pnp_remove),
 810 #ifdef CONFIG_PM
 811         .suspend = snd_opl3sa2_pnp_suspend,
 812         .resume = snd_opl3sa2_pnp_resume,
 813 #endif
 814 };
 815
 816 static int __devinit snd_opl3sa2_pnp_cdetect(struct pnp_card_link *pcard,
 817                                              const struct pnp_card_device_id *id)
 818 {
 819         static int dev;
 820         struct pnp_dev *pdev;
 821         int err;
 822         struct snd_card *card;
 823
 824         pdev = pnp_request_card_device(pcard, id->devs[0].id, NULL);
 825         if (pdev == NULL) {
 826                 snd_printk(KERN_ERR PFX "can't get pnp device from id '%s'\n",
 827                            id->devs[0].id);
 828                 return -EBUSY;
 829         }
 830         for (; dev < SNDRV_CARDS; dev++) {
 831                 if (enable[dev] && isapnp[dev])
 832                         break;
 833         }
 834         if (dev >= SNDRV_CARDS)
 835                 return -ENODEV;
 836
 837         card = snd_opl3sa2_card_new(dev);
 838         if (! card)
 839                 return -ENOMEM;
 840         if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
 841                 snd_card_free(card);
 842                 return err;
 843         }
 844         snd_card_set_dev(card, &pdev->dev);
 845         if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
 846                 snd_card_free(card);
 847                 return err;
 848         }
 849         pnp_set_card_drvdata(pcard, card);
 850         dev++;
 851         return 0;
 852 }
 853
 854 static void __devexit snd_opl3sa2_pnp_cremove(struct pnp_card_link * pcard)
 855 {
 856         snd_card_free(pnp_get_card_drvdata(pcard));
 857         pnp_set_card_drvdata(pcard, NULL);
 858 }
 859
 860 #ifdef CONFIG_PM
 861 static int snd_opl3sa2_pnp_csuspend(struct pnp_card_link *pcard, pm_message_t state)
 862 {
 863         return snd_opl3sa2_suspend(pnp_get_card_drvdata(pcard), state);
 864 }
 865 static int snd_opl3sa2_pnp_cresume(struct pnp_card_link *pcard)
 866 {
 867         return snd_opl3sa2_resume(pnp_get_card_drvdata(pcard));
 868 }
 869 #endif
 870
 871 static struct pnp_card_driver opl3sa2_pnpc_driver = {
 872         .flags = PNP_DRIVER_RES_DISABLE,
 873         .name = "snd-opl3sa2-cpnp",
 874         .id_table = snd_opl3sa2_pnpids,
 875         .probe = snd_opl3sa2_pnp_cdetect,
 876         .remove = __devexit_p(snd_opl3sa2_pnp_cremove),
 877 #ifdef CONFIG_PM
 878         .suspend = snd_opl3sa2_pnp_csuspend,
 879         .resume = snd_opl3sa2_pnp_cresume,
 880 #endif
 881 };
 882 #endif /* CONFIG_PNP */
 883
 884 static int __devinit snd_opl3sa2_isa_match(struct device *pdev,
 885                                            unsigned int dev)
 886 {
 887         if (!enable[dev])
 888                 return 0;
 889 #ifdef CONFIG_PNP
 890         if (isapnp[dev])
 891                 return 0;
 892 #endif
 893         if (port[dev] == SNDRV_AUTO_PORT) {
 894                 snd_printk(KERN_ERR PFX "specify port\n");
 895                 return 0;
 896         }
 897         if (wss_port[dev] == SNDRV_AUTO_PORT) {
 898                 snd_printk(KERN_ERR PFX "specify wss_port\n");
 899                 return 0;
 900         }
 901         if (fm_port[dev] == SNDRV_AUTO_PORT) {
 902                 snd_printk(KERN_ERR PFX "specify fm_port\n");
 903                 return 0;
 904         }
 905         if (midi_port[dev] == SNDRV_AUTO_PORT) {
 906                 snd_printk(KERN_ERR PFX "specify midi_port\n");
 907                 return 0;
 908         }
 909         return 1;
 910 }
 911
 912 static int __devinit snd_opl3sa2_isa_probe(struct device *pdev,
 913                                            unsigned int dev)
 914 {
 915         struct snd_card *card;
 916         int err;
 917
 918         card = snd_opl3sa2_card_new(dev);
 919         if (! card)
 920                 return -ENOMEM;
 921         snd_card_set_dev(card, pdev);
 922         if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
 923                 snd_card_free(card);
 924                 return err;
 925         }
 926         dev_set_drvdata(pdev, card);
 927         return 0;
 928 }
 929
 930 static int __devexit snd_opl3sa2_isa_remove(struct device *devptr,
 931                                             unsigned int dev)
 932 {
 933         snd_card_free(dev_get_drvdata(devptr));
 934         dev_set_drvdata(devptr, NULL);
 935         return 0;
 936 }
 937
 938 #ifdef CONFIG_PM
 939 static int snd_opl3sa2_isa_suspend(struct device *dev, unsigned int n,
 940                                    pm_message_t state)
 941 {
 942         return snd_opl3sa2_suspend(dev_get_drvdata(dev), state);
 943 }
 944
 945 static int snd_opl3sa2_isa_resume(struct device *dev, unsigned int n)
 946 {
 947         return snd_opl3sa2_resume(dev_get_drvdata(dev));
 948 }
 949 #endif
 950
 951 #define DEV_NAME "opl3sa2"
 952
 953 static struct isa_driver snd_opl3sa2_isa_driver = {
 954         .match          = snd_opl3sa2_isa_match,
 955         .probe          = snd_opl3sa2_isa_probe,
 956         .remove         = __devexit( snd_opl3sa2_isa_remove),
 957 #ifdef CONFIG_PM
 958         .suspend        = snd_opl3sa2_isa_suspend,
 959         .resume         = snd_opl3sa2_isa_resume,
 960 #endif
 961         .driver         = {
 962                 .name   = DEV_NAME
 963         },
 964 };
 965
 966 static int __init alsa_card_opl3sa2_init(void)
 967 {
 968         int err;
 969
 970         err = isa_register_driver(&snd_opl3sa2_isa_driver, SNDRV_CARDS);
 971 #ifdef CONFIG_PNP
 972         if (!err)
 973                 isa_registered = 1;
 974
 975         err = pnp_register_driver(&opl3sa2_pnp_driver);
 976         if (!err)
 977                 pnp_registered = 1;
 978
 979         err = pnp_register_card_driver(&opl3sa2_pnpc_driver);
 980         if (!err)
 981                 pnpc_registered = 1;
 982
 983         if (isa_registered || pnp_registered)
 984                 err = 0;
 985 #endif
 986         return err;
 987 }
 988
 989 static void __exit alsa_card_opl3sa2_exit(void)
 990 {
 991 #ifdef CONFIG_PNP
 992         if (pnpc_registered)
 993                 pnp_unregister_card_driver(&opl3sa2_pnpc_driver);
 994         if (pnp_registered)
 995                 pnp_unregister_driver(&opl3sa2_pnp_driver);
 996         if (isa_registered)
 997 #endif
 998                 isa_unregister_driver(&snd_opl3sa2_isa_driver);
 999 }
1000
1001 module_init(alsa_card_opl3sa2_init)
1002 module_exit(alsa_card_opl3sa2_exit)