root/sound/isa/opti9xx/miro.c

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DEFINITIONS

This source file includes following definitions.
  1. aci_busy_wait
  2. aci_write
  3. aci_read
  4. snd_aci_cmd
  5. aci_getvalue
  6. aci_setvalue
  7. snd_aci_get_aci
  8. snd_miro_get_capture
  9. snd_miro_put_capture
  10. snd_miro_info_preamp
  11. snd_miro_get_preamp
  12. snd_miro_put_preamp
  13. snd_miro_get_amp
  14. snd_miro_put_amp
  15. snd_miro_info_double
  16. snd_miro_get_double
  17. snd_miro_put_double
  18. snd_set_aci_init_values
  19. snd_miro_mixer
  20. snd_miro_init
  21. snd_miro_read
  22. snd_miro_write
  23. snd_miro_write_mask
  24. snd_miro_proc_read
  25. snd_miro_proc_init
  26. snd_miro_configure
  27. snd_miro_opti_check
  28. snd_card_miro_detect
  29. snd_card_miro_aci_detect
  30. snd_card_miro_free
  31. snd_miro_probe
  32. snd_miro_isa_match
  33. snd_miro_isa_probe
  34. snd_miro_isa_remove
  35. snd_card_miro_pnp
  36. snd_miro_pnp_probe
  37. snd_miro_pnp_remove
  38. alsa_card_miro_init
  39. alsa_card_miro_exit

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *   ALSA soundcard driver for Miro miroSOUND PCM1 pro
   4  *                                  miroSOUND PCM12
   5  *                                  miroSOUND PCM20 Radio
   6  *
   7  *   Copyright (C) 2004-2005 Martin Langer <martin-langer@gmx.de>
   8  *
   9  *   Based on OSS ACI and ALSA OPTi9xx drivers
  10  */
  11 
  12 #include <linux/init.h>
  13 #include <linux/err.h>
  14 #include <linux/isa.h>
  15 #include <linux/pnp.h>
  16 #include <linux/delay.h>
  17 #include <linux/ioport.h>
  18 #include <linux/module.h>
  19 #include <linux/io.h>
  20 #include <asm/dma.h>
  21 #include <sound/core.h>
  22 #include <sound/wss.h>
  23 #include <sound/mpu401.h>
  24 #include <sound/opl4.h>
  25 #include <sound/control.h>
  26 #include <sound/info.h>
  27 #define SNDRV_LEGACY_FIND_FREE_IOPORT
  28 #define SNDRV_LEGACY_FIND_FREE_IRQ
  29 #define SNDRV_LEGACY_FIND_FREE_DMA
  30 #include <sound/initval.h>
  31 #include <sound/aci.h>
  32 
  33 MODULE_AUTHOR("Martin Langer <martin-langer@gmx.de>");
  34 MODULE_LICENSE("GPL");
  35 MODULE_DESCRIPTION("Miro miroSOUND PCM1 pro, PCM12, PCM20 Radio");
  36 MODULE_SUPPORTED_DEVICE("{{Miro,miroSOUND PCM1 pro}, "
  37                         "{Miro,miroSOUND PCM12}, "
  38                         "{Miro,miroSOUND PCM20 Radio}}");
  39 
  40 static int index = SNDRV_DEFAULT_IDX1;          /* Index 0-MAX */
  41 static char *id = SNDRV_DEFAULT_STR1;           /* ID for this card */
  42 static long port = SNDRV_DEFAULT_PORT1;         /* 0x530,0xe80,0xf40,0x604 */
  43 static long mpu_port = SNDRV_DEFAULT_PORT1;     /* 0x300,0x310,0x320,0x330 */
  44 static long fm_port = SNDRV_DEFAULT_PORT1;      /* 0x388 */
  45 static int irq = SNDRV_DEFAULT_IRQ1;            /* 5,7,9,10,11 */
  46 static int mpu_irq = SNDRV_DEFAULT_IRQ1;        /* 5,7,9,10 */
  47 static int dma1 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  48 static int dma2 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
  49 static int wss;
  50 static int ide;
  51 #ifdef CONFIG_PNP
  52 static bool isapnp = 1;                         /* Enable ISA PnP detection */
  53 #endif
  54 
  55 module_param(index, int, 0444);
  56 MODULE_PARM_DESC(index, "Index value for miro soundcard.");
  57 module_param(id, charp, 0444);
  58 MODULE_PARM_DESC(id, "ID string for miro soundcard.");
  59 module_param_hw(port, long, ioport, 0444);
  60 MODULE_PARM_DESC(port, "WSS port # for miro driver.");
  61 module_param_hw(mpu_port, long, ioport, 0444);
  62 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for miro driver.");
  63 module_param_hw(fm_port, long, ioport, 0444);
  64 MODULE_PARM_DESC(fm_port, "FM Port # for miro driver.");
  65 module_param_hw(irq, int, irq, 0444);
  66 MODULE_PARM_DESC(irq, "WSS irq # for miro driver.");
  67 module_param_hw(mpu_irq, int, irq, 0444);
  68 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for miro driver.");
  69 module_param_hw(dma1, int, dma, 0444);
  70 MODULE_PARM_DESC(dma1, "1st dma # for miro driver.");
  71 module_param_hw(dma2, int, dma, 0444);
  72 MODULE_PARM_DESC(dma2, "2nd dma # for miro driver.");
  73 module_param(wss, int, 0444);
  74 MODULE_PARM_DESC(wss, "wss mode");
  75 module_param(ide, int, 0444);
  76 MODULE_PARM_DESC(ide, "enable ide port");
  77 #ifdef CONFIG_PNP
  78 module_param(isapnp, bool, 0444);
  79 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
  80 #endif
  81 
  82 #define OPTi9XX_HW_DETECT       0
  83 #define OPTi9XX_HW_82C928       1
  84 #define OPTi9XX_HW_82C929       2
  85 #define OPTi9XX_HW_82C924       3
  86 #define OPTi9XX_HW_82C925       4
  87 #define OPTi9XX_HW_82C930       5
  88 #define OPTi9XX_HW_82C931       6
  89 #define OPTi9XX_HW_82C933       7
  90 #define OPTi9XX_HW_LAST         OPTi9XX_HW_82C933
  91 
  92 #define OPTi9XX_MC_REG(n)       n
  93 
  94 struct snd_miro {
  95         unsigned short hardware;
  96         unsigned char password;
  97         char name[7];
  98 
  99         struct resource *res_mc_base;
 100         struct resource *res_aci_port;
 101 
 102         unsigned long mc_base;
 103         unsigned long mc_base_size;
 104         unsigned long pwd_reg;
 105 
 106         spinlock_t lock;
 107         struct snd_pcm *pcm;
 108 
 109         long wss_base;
 110         int irq;
 111         int dma1;
 112         int dma2;
 113 
 114         long mpu_port;
 115         int mpu_irq;
 116 
 117         struct snd_miro_aci *aci;
 118 };
 119 
 120 static struct snd_miro_aci aci_device;
 121 
 122 static char * snd_opti9xx_names[] = {
 123         "unknown",
 124         "82C928", "82C929",
 125         "82C924", "82C925",
 126         "82C930", "82C931", "82C933"
 127 };
 128 
 129 static int snd_miro_pnp_is_probed;
 130 
 131 #ifdef CONFIG_PNP
 132 
 133 static const struct pnp_card_device_id snd_miro_pnpids[] = {
 134         /* PCM20 and PCM12 in PnP mode */
 135         { .id = "MIR0924",
 136           .devs = { { "MIR0000" }, { "MIR0002" }, { "MIR0005" } }, },
 137         { .id = "" }
 138 };
 139 
 140 MODULE_DEVICE_TABLE(pnp_card, snd_miro_pnpids);
 141 
 142 #endif  /* CONFIG_PNP */
 143 
 144 /* 
 145  *  ACI control
 146  */
 147 
 148 static int aci_busy_wait(struct snd_miro_aci *aci)
 149 {
 150         long timeout;
 151         unsigned char byte;
 152 
 153         for (timeout = 1; timeout <= ACI_MINTIME + 30; timeout++) {
 154                 byte = inb(aci->aci_port + ACI_REG_BUSY);
 155                 if ((byte & 1) == 0) {
 156                         if (timeout >= ACI_MINTIME)
 157                                 snd_printd("aci ready in round %ld.\n",
 158                                            timeout-ACI_MINTIME);
 159                         return byte;
 160                 }
 161                 if (timeout >= ACI_MINTIME) {
 162                         long out=10*HZ;
 163                         switch (timeout-ACI_MINTIME) {
 164                         case 0 ... 9:
 165                                 out /= 10;
 166                                 /* fall through */
 167                         case 10 ... 19:
 168                                 out /= 10;
 169                                 /* fall through */
 170                         case 20 ... 30:
 171                                 out /= 10;
 172                                 /* fall through */
 173                         default:
 174                                 set_current_state(TASK_UNINTERRUPTIBLE);
 175                                 schedule_timeout(out);
 176                                 break;
 177                         }
 178                 }
 179         }
 180         snd_printk(KERN_ERR "aci_busy_wait() time out\n");
 181         return -EBUSY;
 182 }
 183 
 184 static inline int aci_write(struct snd_miro_aci *aci, unsigned char byte)
 185 {
 186         if (aci_busy_wait(aci) >= 0) {
 187                 outb(byte, aci->aci_port + ACI_REG_COMMAND);
 188                 return 0;
 189         } else {
 190                 snd_printk(KERN_ERR "aci busy, aci_write(0x%x) stopped.\n", byte);
 191                 return -EBUSY;
 192         }
 193 }
 194 
 195 static inline int aci_read(struct snd_miro_aci *aci)
 196 {
 197         unsigned char byte;
 198 
 199         if (aci_busy_wait(aci) >= 0) {
 200                 byte = inb(aci->aci_port + ACI_REG_STATUS);
 201                 return byte;
 202         } else {
 203                 snd_printk(KERN_ERR "aci busy, aci_read() stopped.\n");
 204                 return -EBUSY;
 205         }
 206 }
 207 
 208 int snd_aci_cmd(struct snd_miro_aci *aci, int write1, int write2, int write3)
 209 {
 210         int write[] = {write1, write2, write3};
 211         int value, i;
 212 
 213         if (mutex_lock_interruptible(&aci->aci_mutex))
 214                 return -EINTR;
 215 
 216         for (i=0; i<3; i++) {
 217                 if (write[i]< 0 || write[i] > 255)
 218                         break;
 219                 else {
 220                         value = aci_write(aci, write[i]);
 221                         if (value < 0)
 222                                 goto out;
 223                 }
 224         }
 225 
 226         value = aci_read(aci);
 227 
 228 out:    mutex_unlock(&aci->aci_mutex);
 229         return value;
 230 }
 231 EXPORT_SYMBOL(snd_aci_cmd);
 232 
 233 static int aci_getvalue(struct snd_miro_aci *aci, unsigned char index)
 234 {
 235         return snd_aci_cmd(aci, ACI_STATUS, index, -1);
 236 }
 237 
 238 static int aci_setvalue(struct snd_miro_aci *aci, unsigned char index,
 239                         int value)
 240 {
 241         return snd_aci_cmd(aci, index, value, -1);
 242 }
 243 
 244 struct snd_miro_aci *snd_aci_get_aci(void)
 245 {
 246         if (aci_device.aci_port == 0)
 247                 return NULL;
 248         return &aci_device;
 249 }
 250 EXPORT_SYMBOL(snd_aci_get_aci);
 251 
 252 /*
 253  *  MIXER part
 254  */
 255 
 256 #define snd_miro_info_capture   snd_ctl_boolean_mono_info
 257 
 258 static int snd_miro_get_capture(struct snd_kcontrol *kcontrol,
 259                                 struct snd_ctl_elem_value *ucontrol)
 260 {
 261         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 262         int value;
 263 
 264         value = aci_getvalue(miro->aci, ACI_S_GENERAL);
 265         if (value < 0) {
 266                 snd_printk(KERN_ERR "snd_miro_get_capture() failed: %d\n",
 267                            value);
 268                 return value;
 269         }
 270 
 271         ucontrol->value.integer.value[0] = value & 0x20;
 272 
 273         return 0;
 274 }
 275 
 276 static int snd_miro_put_capture(struct snd_kcontrol *kcontrol,
 277                                 struct snd_ctl_elem_value *ucontrol)
 278 {
 279         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 280         int change, value, error;
 281 
 282         value = !(ucontrol->value.integer.value[0]);
 283 
 284         error = aci_setvalue(miro->aci, ACI_SET_SOLOMODE, value);
 285         if (error < 0) {
 286                 snd_printk(KERN_ERR "snd_miro_put_capture() failed: %d\n",
 287                            error);
 288                 return error;
 289         }
 290 
 291         change = (value != miro->aci->aci_solomode);
 292         miro->aci->aci_solomode = value;
 293         
 294         return change;
 295 }
 296 
 297 static int snd_miro_info_preamp(struct snd_kcontrol *kcontrol,
 298                                 struct snd_ctl_elem_info *uinfo)
 299 {
 300         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 301         uinfo->count = 1;
 302         uinfo->value.integer.min = 0;
 303         uinfo->value.integer.max = 3;
 304 
 305         return 0;
 306 }
 307 
 308 static int snd_miro_get_preamp(struct snd_kcontrol *kcontrol,
 309                                struct snd_ctl_elem_value *ucontrol)
 310 {
 311         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 312         int value;
 313 
 314         if (miro->aci->aci_version <= 176) {
 315 
 316                 /* 
 317                    OSS says it's not readable with versions < 176.
 318                    But it doesn't work on my card,
 319                    which is a PCM12 with aci_version = 176.
 320                 */
 321 
 322                 ucontrol->value.integer.value[0] = miro->aci->aci_preamp;
 323                 return 0;
 324         }
 325 
 326         value = aci_getvalue(miro->aci, ACI_GET_PREAMP);
 327         if (value < 0) {
 328                 snd_printk(KERN_ERR "snd_miro_get_preamp() failed: %d\n",
 329                            value);
 330                 return value;
 331         }
 332         
 333         ucontrol->value.integer.value[0] = value;
 334 
 335         return 0;
 336 }
 337 
 338 static int snd_miro_put_preamp(struct snd_kcontrol *kcontrol,
 339                                struct snd_ctl_elem_value *ucontrol)
 340 {
 341         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 342         int error, value, change;
 343 
 344         value = ucontrol->value.integer.value[0];
 345 
 346         error = aci_setvalue(miro->aci, ACI_SET_PREAMP, value);
 347         if (error < 0) {
 348                 snd_printk(KERN_ERR "snd_miro_put_preamp() failed: %d\n",
 349                            error);
 350                 return error;
 351         }
 352 
 353         change = (value != miro->aci->aci_preamp);
 354         miro->aci->aci_preamp = value;
 355 
 356         return change;
 357 }
 358 
 359 #define snd_miro_info_amp       snd_ctl_boolean_mono_info
 360 
 361 static int snd_miro_get_amp(struct snd_kcontrol *kcontrol,
 362                             struct snd_ctl_elem_value *ucontrol)
 363 {
 364         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 365         ucontrol->value.integer.value[0] = miro->aci->aci_amp;
 366 
 367         return 0;
 368 }
 369 
 370 static int snd_miro_put_amp(struct snd_kcontrol *kcontrol,
 371                             struct snd_ctl_elem_value *ucontrol)
 372 {
 373         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 374         int error, value, change;
 375 
 376         value = ucontrol->value.integer.value[0];
 377 
 378         error = aci_setvalue(miro->aci, ACI_SET_POWERAMP, value);
 379         if (error < 0) {
 380                 snd_printk(KERN_ERR "snd_miro_put_amp() to %d failed: %d\n", value, error);
 381                 return error;
 382         }
 383 
 384         change = (value != miro->aci->aci_amp);
 385         miro->aci->aci_amp = value;
 386 
 387         return change;
 388 }
 389 
 390 #define MIRO_DOUBLE(ctl_name, ctl_index, get_right_reg, set_right_reg) \
 391 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 392   .name = ctl_name, \
 393   .index = ctl_index, \
 394   .info = snd_miro_info_double, \
 395   .get = snd_miro_get_double, \
 396   .put = snd_miro_put_double, \
 397   .private_value = get_right_reg | (set_right_reg << 8) \
 398 }
 399 
 400 static int snd_miro_info_double(struct snd_kcontrol *kcontrol, 
 401                                 struct snd_ctl_elem_info *uinfo)
 402 {
 403         int reg = kcontrol->private_value & 0xff;
 404 
 405         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 406         uinfo->count = 2;
 407 
 408         if ((reg >= ACI_GET_EQ1) && (reg <= ACI_GET_EQ7)) {
 409 
 410                 /* equalizer elements */
 411 
 412                 uinfo->value.integer.min = - 0x7f;
 413                 uinfo->value.integer.max = 0x7f;
 414         } else {
 415 
 416                 /* non-equalizer elements */
 417 
 418                 uinfo->value.integer.min = 0;
 419                 uinfo->value.integer.max = 0x20;
 420         }
 421 
 422         return 0;
 423 }
 424 
 425 static int snd_miro_get_double(struct snd_kcontrol *kcontrol, 
 426                                struct snd_ctl_elem_value *uinfo)
 427 {
 428         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 429         int left_val, right_val;
 430 
 431         int right_reg = kcontrol->private_value & 0xff;
 432         int left_reg = right_reg + 1;
 433 
 434         right_val = aci_getvalue(miro->aci, right_reg);
 435         if (right_val < 0) {
 436                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", right_reg, right_val);
 437                 return right_val;
 438         }
 439 
 440         left_val = aci_getvalue(miro->aci, left_reg);
 441         if (left_val < 0) {
 442                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", left_reg, left_val);
 443                 return left_val;
 444         }
 445 
 446         if ((right_reg >= ACI_GET_EQ1) && (right_reg <= ACI_GET_EQ7)) {
 447 
 448                 /* equalizer elements */
 449 
 450                 if (left_val < 0x80) {
 451                         uinfo->value.integer.value[0] = left_val;
 452                 } else {
 453                         uinfo->value.integer.value[0] = 0x80 - left_val;
 454                 }
 455 
 456                 if (right_val < 0x80) {
 457                         uinfo->value.integer.value[1] = right_val;
 458                 } else {
 459                         uinfo->value.integer.value[1] = 0x80 - right_val;
 460                 }
 461 
 462         } else {
 463 
 464                 /* non-equalizer elements */
 465 
 466                 uinfo->value.integer.value[0] = 0x20 - left_val;
 467                 uinfo->value.integer.value[1] = 0x20 - right_val;
 468         }
 469 
 470         return 0;
 471 }
 472 
 473 static int snd_miro_put_double(struct snd_kcontrol *kcontrol, 
 474                                struct snd_ctl_elem_value *ucontrol)
 475 {
 476         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
 477         struct snd_miro_aci *aci = miro->aci;
 478         int left, right, left_old, right_old;
 479         int setreg_left, setreg_right, getreg_left, getreg_right;
 480         int change, error;
 481 
 482         left = ucontrol->value.integer.value[0];
 483         right = ucontrol->value.integer.value[1];
 484 
 485         setreg_right = (kcontrol->private_value >> 8) & 0xff;
 486         setreg_left = setreg_right + 8;
 487         if (setreg_right == ACI_SET_MASTER)
 488                 setreg_left -= 7;
 489 
 490         getreg_right = kcontrol->private_value & 0xff;
 491         getreg_left = getreg_right + 1;
 492 
 493         left_old = aci_getvalue(aci, getreg_left);
 494         if (left_old < 0) {
 495                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_left, left_old);
 496                 return left_old;
 497         }
 498 
 499         right_old = aci_getvalue(aci, getreg_right);
 500         if (right_old < 0) {
 501                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_right, right_old);
 502                 return right_old;
 503         }
 504 
 505         if ((getreg_right >= ACI_GET_EQ1) && (getreg_right <= ACI_GET_EQ7)) {
 506 
 507                 /* equalizer elements */
 508 
 509                 if (left < -0x7f || left > 0x7f ||
 510                     right < -0x7f || right > 0x7f)
 511                         return -EINVAL;
 512 
 513                 if (left_old > 0x80) 
 514                         left_old = 0x80 - left_old;
 515                 if (right_old > 0x80) 
 516                         right_old = 0x80 - right_old;
 517 
 518                 if (left >= 0) {
 519                         error = aci_setvalue(aci, setreg_left, left);
 520                         if (error < 0) {
 521                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
 522                                            left, error);
 523                                 return error;
 524                         }
 525                 } else {
 526                         error = aci_setvalue(aci, setreg_left, 0x80 - left);
 527                         if (error < 0) {
 528                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
 529                                            0x80 - left, error);
 530                                 return error;
 531                         }
 532                 }
 533 
 534                 if (right >= 0) {
 535                         error = aci_setvalue(aci, setreg_right, right);
 536                         if (error < 0) {
 537                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
 538                                            right, error);
 539                                 return error;
 540                         }
 541                 } else {
 542                         error = aci_setvalue(aci, setreg_right, 0x80 - right);
 543                         if (error < 0) {
 544                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
 545                                            0x80 - right, error);
 546                                 return error;
 547                         }
 548                 }
 549 
 550         } else {
 551 
 552                 /* non-equalizer elements */
 553 
 554                 if (left < 0 || left > 0x20 ||
 555                     right < 0 || right > 0x20)
 556                         return -EINVAL;
 557 
 558                 left_old = 0x20 - left_old;
 559                 right_old = 0x20 - right_old;
 560 
 561                 error = aci_setvalue(aci, setreg_left, 0x20 - left);
 562                 if (error < 0) {
 563                         snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
 564                                    0x20 - left, error);
 565                         return error;
 566                 }
 567                 error = aci_setvalue(aci, setreg_right, 0x20 - right);
 568                 if (error < 0) {
 569                         snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
 570                                    0x20 - right, error);
 571                         return error;
 572                 }
 573         }
 574 
 575         change = (left != left_old) || (right != right_old);
 576 
 577         return change;
 578 }
 579 
 580 static struct snd_kcontrol_new snd_miro_controls[] = {
 581 MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
 582 MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
 583 MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
 584 MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
 585 MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
 586 MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
 587 MIRO_DOUBLE("Aux Playback Volume", 2, ACI_GET_LINE2, ACI_SET_LINE2),
 588 };
 589 
 590 /* Equalizer with seven bands (only PCM20) 
 591    from -12dB up to +12dB on each band */
 592 static struct snd_kcontrol_new snd_miro_eq_controls[] = {
 593 MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
 594 MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
 595 MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
 596 MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
 597 MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
 598 MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
 599 MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
 600 };
 601 
 602 static struct snd_kcontrol_new snd_miro_radio_control[] = {
 603 MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
 604 };
 605 
 606 static struct snd_kcontrol_new snd_miro_line_control[] = {
 607 MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
 608 };
 609 
 610 static struct snd_kcontrol_new snd_miro_preamp_control[] = {
 611 {
 612         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 613         .name = "Mic Boost",
 614         .index = 1,
 615         .info = snd_miro_info_preamp,
 616         .get = snd_miro_get_preamp,
 617         .put = snd_miro_put_preamp,
 618 }};
 619 
 620 static struct snd_kcontrol_new snd_miro_amp_control[] = {
 621 {
 622         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 623         .name = "Line Boost",
 624         .index = 0,
 625         .info = snd_miro_info_amp,
 626         .get = snd_miro_get_amp,
 627         .put = snd_miro_put_amp,
 628 }};
 629 
 630 static struct snd_kcontrol_new snd_miro_capture_control[] = {
 631 {
 632         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 633         .name = "PCM Capture Switch",
 634         .index = 0,
 635         .info = snd_miro_info_capture,
 636         .get = snd_miro_get_capture,
 637         .put = snd_miro_put_capture,
 638 }};
 639 
 640 static unsigned char aci_init_values[][2] = {
 641         { ACI_SET_MUTE, 0x00 },
 642         { ACI_SET_POWERAMP, 0x00 },
 643         { ACI_SET_PREAMP, 0x00 },
 644         { ACI_SET_SOLOMODE, 0x00 },
 645         { ACI_SET_MIC + 0, 0x20 },
 646         { ACI_SET_MIC + 8, 0x20 },
 647         { ACI_SET_LINE + 0, 0x20 },
 648         { ACI_SET_LINE + 8, 0x20 },
 649         { ACI_SET_CD + 0, 0x20 },
 650         { ACI_SET_CD + 8, 0x20 },
 651         { ACI_SET_PCM + 0, 0x20 },
 652         { ACI_SET_PCM + 8, 0x20 },
 653         { ACI_SET_LINE1 + 0, 0x20 },
 654         { ACI_SET_LINE1 + 8, 0x20 },
 655         { ACI_SET_LINE2 + 0, 0x20 },
 656         { ACI_SET_LINE2 + 8, 0x20 },
 657         { ACI_SET_SYNTH + 0, 0x20 },
 658         { ACI_SET_SYNTH + 8, 0x20 },
 659         { ACI_SET_MASTER + 0, 0x20 },
 660         { ACI_SET_MASTER + 1, 0x20 },
 661 };
 662 
 663 static int snd_set_aci_init_values(struct snd_miro *miro)
 664 {
 665         int idx, error;
 666         struct snd_miro_aci *aci = miro->aci;
 667 
 668         /* enable WSS on PCM1 */
 669 
 670         if ((aci->aci_product == 'A') && wss) {
 671                 error = aci_setvalue(aci, ACI_SET_WSS, wss);
 672                 if (error < 0) {
 673                         snd_printk(KERN_ERR "enabling WSS mode failed\n");
 674                         return error;
 675                 }
 676         }
 677 
 678         /* enable IDE port */
 679 
 680         if (ide) {
 681                 error = aci_setvalue(aci, ACI_SET_IDE, ide);
 682                 if (error < 0) {
 683                         snd_printk(KERN_ERR "enabling IDE port failed\n");
 684                         return error;
 685                 }
 686         }
 687 
 688         /* set common aci values */
 689 
 690         for (idx = 0; idx < ARRAY_SIZE(aci_init_values); idx++) {
 691                 error = aci_setvalue(aci, aci_init_values[idx][0],
 692                                      aci_init_values[idx][1]);
 693                 if (error < 0) {
 694                         snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n", 
 695                                    aci_init_values[idx][0], error);
 696                         return error;
 697                 }
 698         }
 699         aci->aci_amp = 0;
 700         aci->aci_preamp = 0;
 701         aci->aci_solomode = 1;
 702 
 703         return 0;
 704 }
 705 
 706 static int snd_miro_mixer(struct snd_card *card,
 707                           struct snd_miro *miro)
 708 {
 709         unsigned int idx;
 710         int err;
 711 
 712         if (snd_BUG_ON(!miro || !card))
 713                 return -EINVAL;
 714 
 715         switch (miro->hardware) {
 716         case OPTi9XX_HW_82C924:
 717                 strcpy(card->mixername, "ACI & OPTi924");
 718                 break;
 719         case OPTi9XX_HW_82C929:
 720                 strcpy(card->mixername, "ACI & OPTi929");
 721                 break;
 722         default:
 723                 snd_BUG();
 724                 break;
 725         }
 726 
 727         for (idx = 0; idx < ARRAY_SIZE(snd_miro_controls); idx++) {
 728                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro))) < 0)
 729                         return err;
 730         }
 731 
 732         if ((miro->aci->aci_product == 'A') ||
 733             (miro->aci->aci_product == 'B')) {
 734                 /* PCM1/PCM12 with power-amp and Line 2 */
 735                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro))) < 0)
 736                         return err;
 737                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro))) < 0)
 738                         return err;
 739         }
 740 
 741         if ((miro->aci->aci_product == 'B') ||
 742             (miro->aci->aci_product == 'C')) {
 743                 /* PCM12/PCM20 with mic-preamp */
 744                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro))) < 0)
 745                         return err;
 746                 if (miro->aci->aci_version >= 176)
 747                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro))) < 0)
 748                                 return err;
 749         }
 750 
 751         if (miro->aci->aci_product == 'C') {
 752                 /* PCM20 with radio and 7 band equalizer */
 753                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro))) < 0)
 754                         return err;
 755                 for (idx = 0; idx < ARRAY_SIZE(snd_miro_eq_controls); idx++) {
 756                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro))) < 0)
 757                                 return err;
 758                 }
 759         }
 760 
 761         return 0;
 762 }
 763 
 764 static int snd_miro_init(struct snd_miro *chip,
 765                          unsigned short hardware)
 766 {
 767         static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
 768 
 769         chip->hardware = hardware;
 770         strcpy(chip->name, snd_opti9xx_names[hardware]);
 771 
 772         chip->mc_base_size = opti9xx_mc_size[hardware];  
 773 
 774         spin_lock_init(&chip->lock);
 775 
 776         chip->wss_base = -1;
 777         chip->irq = -1;
 778         chip->dma1 = -1;
 779         chip->dma2 = -1;
 780         chip->mpu_port = -1;
 781         chip->mpu_irq = -1;
 782 
 783         chip->pwd_reg = 3;
 784 
 785 #ifdef CONFIG_PNP
 786         if (isapnp && chip->mc_base)
 787                 /* PnP resource gives the least 10 bits */
 788                 chip->mc_base |= 0xc00;
 789         else
 790 #endif
 791                 chip->mc_base = 0xf8c;
 792 
 793         switch (hardware) {
 794         case OPTi9XX_HW_82C929:
 795                 chip->password = 0xe3;
 796                 break;
 797 
 798         case OPTi9XX_HW_82C924:
 799                 chip->password = 0xe5;
 800                 break;
 801 
 802         default:
 803                 snd_printk(KERN_ERR "sorry, no support for %d\n", hardware);
 804                 return -ENODEV;
 805         }
 806 
 807         return 0;
 808 }
 809 
 810 static unsigned char snd_miro_read(struct snd_miro *chip,
 811                                    unsigned char reg)
 812 {
 813         unsigned long flags;
 814         unsigned char retval = 0xff;
 815 
 816         spin_lock_irqsave(&chip->lock, flags);
 817         outb(chip->password, chip->mc_base + chip->pwd_reg);
 818 
 819         switch (chip->hardware) {
 820         case OPTi9XX_HW_82C924:
 821                 if (reg > 7) {
 822                         outb(reg, chip->mc_base + 8);
 823                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 824                         retval = inb(chip->mc_base + 9);
 825                         break;
 826                 }
 827                 /* fall through */
 828 
 829         case OPTi9XX_HW_82C929:
 830                 retval = inb(chip->mc_base + reg);
 831                 break;
 832 
 833         default:
 834                 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
 835         }
 836 
 837         spin_unlock_irqrestore(&chip->lock, flags);
 838         return retval;
 839 }
 840 
 841 static void snd_miro_write(struct snd_miro *chip, unsigned char reg,
 842                            unsigned char value)
 843 {
 844         unsigned long flags;
 845 
 846         spin_lock_irqsave(&chip->lock, flags);
 847         outb(chip->password, chip->mc_base + chip->pwd_reg);
 848 
 849         switch (chip->hardware) {
 850         case OPTi9XX_HW_82C924:
 851                 if (reg > 7) {
 852                         outb(reg, chip->mc_base + 8);
 853                         outb(chip->password, chip->mc_base + chip->pwd_reg);
 854                         outb(value, chip->mc_base + 9);
 855                         break;
 856                 }
 857                 /* fall through */
 858 
 859         case OPTi9XX_HW_82C929:
 860                 outb(value, chip->mc_base + reg);
 861                 break;
 862 
 863         default:
 864                 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
 865         }
 866 
 867         spin_unlock_irqrestore(&chip->lock, flags);
 868 }
 869 
 870 static inline void snd_miro_write_mask(struct snd_miro *chip,
 871                 unsigned char reg, unsigned char value, unsigned char mask)
 872 {
 873         unsigned char oldval = snd_miro_read(chip, reg);
 874 
 875         snd_miro_write(chip, reg, (oldval & ~mask) | (value & mask));
 876 }
 877 
 878 /*
 879  *  Proc Interface
 880  */
 881 
 882 static void snd_miro_proc_read(struct snd_info_entry * entry, 
 883                                struct snd_info_buffer *buffer)
 884 {
 885         struct snd_miro *miro = (struct snd_miro *) entry->private_data;
 886         struct snd_miro_aci *aci = miro->aci;
 887         char* model = "unknown";
 888 
 889         /* miroSOUND PCM1 pro, early PCM12 */
 890 
 891         if ((miro->hardware == OPTi9XX_HW_82C929) &&
 892             (aci->aci_vendor == 'm') &&
 893             (aci->aci_product == 'A')) {
 894                 switch (aci->aci_version) {
 895                 case 3:
 896                         model = "miroSOUND PCM1 pro";
 897                         break;
 898                 default:
 899                         model = "miroSOUND PCM1 pro / (early) PCM12";
 900                         break;
 901                 }
 902         }
 903 
 904         /* miroSOUND PCM12, PCM12 (Rev. E), PCM12 pnp */
 905 
 906         if ((miro->hardware == OPTi9XX_HW_82C924) &&
 907             (aci->aci_vendor == 'm') &&
 908             (aci->aci_product == 'B')) {
 909                 switch (aci->aci_version) {
 910                 case 4:
 911                         model = "miroSOUND PCM12";
 912                         break;
 913                 case 176:
 914                         model = "miroSOUND PCM12 (Rev. E)";
 915                         break;
 916                 default:
 917                         model = "miroSOUND PCM12 / PCM12 pnp";
 918                         break;
 919                 }
 920         }
 921 
 922         /* miroSOUND PCM20 radio */
 923 
 924         if ((miro->hardware == OPTi9XX_HW_82C924) &&
 925             (aci->aci_vendor == 'm') &&
 926             (aci->aci_product == 'C')) {
 927                 switch (aci->aci_version) {
 928                 case 7:
 929                         model = "miroSOUND PCM20 radio (Rev. E)";
 930                         break;
 931                 default:
 932                         model = "miroSOUND PCM20 radio";
 933                         break;
 934                 }
 935         }
 936 
 937         snd_iprintf(buffer, "\nGeneral information:\n");
 938         snd_iprintf(buffer, "  model   : %s\n", model);
 939         snd_iprintf(buffer, "  opti    : %s\n", miro->name);
 940         snd_iprintf(buffer, "  codec   : %s\n", miro->pcm->name);
 941         snd_iprintf(buffer, "  port    : 0x%lx\n", miro->wss_base);
 942         snd_iprintf(buffer, "  irq     : %d\n", miro->irq);
 943         snd_iprintf(buffer, "  dma     : %d,%d\n\n", miro->dma1, miro->dma2);
 944 
 945         snd_iprintf(buffer, "MPU-401:\n");
 946         snd_iprintf(buffer, "  port    : 0x%lx\n", miro->mpu_port);
 947         snd_iprintf(buffer, "  irq     : %d\n\n", miro->mpu_irq);
 948 
 949         snd_iprintf(buffer, "ACI information:\n");
 950         snd_iprintf(buffer, "  vendor  : ");
 951         switch (aci->aci_vendor) {
 952         case 'm':
 953                 snd_iprintf(buffer, "Miro\n");
 954                 break;
 955         default:
 956                 snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_vendor);
 957                 break;
 958         }
 959 
 960         snd_iprintf(buffer, "  product : ");
 961         switch (aci->aci_product) {
 962         case 'A':
 963                 snd_iprintf(buffer, "miroSOUND PCM1 pro / (early) PCM12\n");
 964                 break;
 965         case 'B':
 966                 snd_iprintf(buffer, "miroSOUND PCM12\n");
 967                 break;
 968         case 'C':
 969                 snd_iprintf(buffer, "miroSOUND PCM20 radio\n");
 970                 break;
 971         default:
 972                 snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_product);
 973                 break;
 974         }
 975 
 976         snd_iprintf(buffer, "  firmware: %d (0x%x)\n",
 977                     aci->aci_version, aci->aci_version);
 978         snd_iprintf(buffer, "  port    : 0x%lx-0x%lx\n", 
 979                     aci->aci_port, aci->aci_port+2);
 980         snd_iprintf(buffer, "  wss     : 0x%x\n", wss);
 981         snd_iprintf(buffer, "  ide     : 0x%x\n", ide);
 982         snd_iprintf(buffer, "  solomode: 0x%x\n", aci->aci_solomode);
 983         snd_iprintf(buffer, "  amp     : 0x%x\n", aci->aci_amp);
 984         snd_iprintf(buffer, "  preamp  : 0x%x\n", aci->aci_preamp);
 985 }
 986 
 987 static void snd_miro_proc_init(struct snd_card *card,
 988                                struct snd_miro *miro)
 989 {
 990         snd_card_ro_proc_new(card, "miro", miro, snd_miro_proc_read);
 991 }
 992 
 993 /*
 994  *  Init
 995  */
 996 
 997 static int snd_miro_configure(struct snd_miro *chip)
 998 {
 999         unsigned char wss_base_bits;
1000         unsigned char irq_bits;
1001         unsigned char dma_bits;
1002         unsigned char mpu_port_bits = 0;
1003         unsigned char mpu_irq_bits;
1004         unsigned long flags;
1005 
1006         snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
1007         snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
1008         snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
1009 
1010         switch (chip->hardware) {
1011         case OPTi9XX_HW_82C924:
1012                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
1013                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
1014                 break;
1015         case OPTi9XX_HW_82C929:
1016                 /* untested init commands for OPTi929 */
1017                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
1018                 break;
1019         default:
1020                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
1021                 return -EINVAL;
1022         }
1023 
1024         /* PnP resource says it decodes only 10 bits of address */
1025         switch (chip->wss_base & 0x3ff) {
1026         case 0x130:
1027                 chip->wss_base = 0x530;
1028                 wss_base_bits = 0x00;
1029                 break;
1030         case 0x204:
1031                 chip->wss_base = 0x604;
1032                 wss_base_bits = 0x03;
1033                 break;
1034         case 0x280:
1035                 chip->wss_base = 0xe80;
1036                 wss_base_bits = 0x01;
1037                 break;
1038         case 0x340:
1039                 chip->wss_base = 0xf40;
1040                 wss_base_bits = 0x02;
1041                 break;
1042         default:
1043                 snd_printk(KERN_ERR "WSS port 0x%lx not valid\n", chip->wss_base);
1044                 goto __skip_base;
1045         }
1046         snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
1047 
1048 __skip_base:
1049         switch (chip->irq) {
1050         case 5:
1051                 irq_bits = 0x05;
1052                 break;
1053         case 7:
1054                 irq_bits = 0x01;
1055                 break;
1056         case 9:
1057                 irq_bits = 0x02;
1058                 break;
1059         case 10:
1060                 irq_bits = 0x03;
1061                 break;
1062         case 11:
1063                 irq_bits = 0x04;
1064                 break;
1065         default:
1066                 snd_printk(KERN_ERR "WSS irq # %d not valid\n", chip->irq);
1067                 goto __skip_resources;
1068         }
1069 
1070         switch (chip->dma1) {
1071         case 0:
1072                 dma_bits = 0x01;
1073                 break;
1074         case 1:
1075                 dma_bits = 0x02;
1076                 break;
1077         case 3:
1078                 dma_bits = 0x03;
1079                 break;
1080         default:
1081                 snd_printk(KERN_ERR "WSS dma1 # %d not valid\n", chip->dma1);
1082                 goto __skip_resources;
1083         }
1084 
1085         if (chip->dma1 == chip->dma2) {
1086                 snd_printk(KERN_ERR "don't want to share dmas\n");
1087                 return -EBUSY;
1088         }
1089 
1090         switch (chip->dma2) {
1091         case 0:
1092         case 1:
1093                 break;
1094         default:
1095                 snd_printk(KERN_ERR "WSS dma2 # %d not valid\n", chip->dma2);
1096                 goto __skip_resources;
1097         }
1098         dma_bits |= 0x04;
1099 
1100         spin_lock_irqsave(&chip->lock, flags);
1101         outb(irq_bits << 3 | dma_bits, chip->wss_base);
1102         spin_unlock_irqrestore(&chip->lock, flags);
1103 
1104 __skip_resources:
1105         if (chip->hardware > OPTi9XX_HW_82C928) {
1106                 switch (chip->mpu_port) {
1107                 case 0:
1108                 case -1:
1109                         break;
1110                 case 0x300:
1111                         mpu_port_bits = 0x03;
1112                         break;
1113                 case 0x310:
1114                         mpu_port_bits = 0x02;
1115                         break;
1116                 case 0x320:
1117                         mpu_port_bits = 0x01;
1118                         break;
1119                 case 0x330:
1120                         mpu_port_bits = 0x00;
1121                         break;
1122                 default:
1123                         snd_printk(KERN_ERR "MPU-401 port 0x%lx not valid\n",
1124                                    chip->mpu_port);
1125                         goto __skip_mpu;
1126                 }
1127 
1128                 switch (chip->mpu_irq) {
1129                 case 5:
1130                         mpu_irq_bits = 0x02;
1131                         break;
1132                 case 7:
1133                         mpu_irq_bits = 0x03;
1134                         break;
1135                 case 9:
1136                         mpu_irq_bits = 0x00;
1137                         break;
1138                 case 10:
1139                         mpu_irq_bits = 0x01;
1140                         break;
1141                 default:
1142                         snd_printk(KERN_ERR "MPU-401 irq # %d not valid\n",
1143                                    chip->mpu_irq);
1144                         goto __skip_mpu;
1145                 }
1146 
1147                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6),
1148                         (chip->mpu_port <= 0) ? 0x00 :
1149                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
1150                         0xf8);
1151         }
1152 __skip_mpu:
1153 
1154         return 0;
1155 }
1156 
1157 static int snd_miro_opti_check(struct snd_miro *chip)
1158 {
1159         unsigned char value;
1160 
1161         chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
1162                                            "OPTi9xx MC");
1163         if (chip->res_mc_base == NULL)
1164                 return -ENOMEM;
1165 
1166         value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
1167         if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
1168                 if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
1169                         return 0;
1170 
1171         release_and_free_resource(chip->res_mc_base);
1172         chip->res_mc_base = NULL;
1173 
1174         return -ENODEV;
1175 }
1176 
1177 static int snd_card_miro_detect(struct snd_card *card,
1178                                 struct snd_miro *chip)
1179 {
1180         int i, err;
1181 
1182         for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
1183 
1184                 if ((err = snd_miro_init(chip, i)) < 0)
1185                         return err;
1186 
1187                 err = snd_miro_opti_check(chip);
1188                 if (err == 0)
1189                         return 1;
1190         }
1191 
1192         return -ENODEV;
1193 }
1194 
1195 static int snd_card_miro_aci_detect(struct snd_card *card,
1196                                     struct snd_miro *miro)
1197 {
1198         unsigned char regval;
1199         int i;
1200         struct snd_miro_aci *aci = &aci_device;
1201 
1202         miro->aci = aci;
1203 
1204         mutex_init(&aci->aci_mutex);
1205 
1206         /* get ACI port from OPTi9xx MC 4 */
1207 
1208         regval=inb(miro->mc_base + 4);
1209         aci->aci_port = (regval & 0x10) ? 0x344 : 0x354;
1210 
1211         miro->res_aci_port = request_region(aci->aci_port, 3, "miro aci");
1212         if (miro->res_aci_port == NULL) {
1213                 snd_printk(KERN_ERR "aci i/o area 0x%lx-0x%lx already used.\n", 
1214                            aci->aci_port, aci->aci_port+2);
1215                 return -ENOMEM;
1216         }
1217 
1218         /* force ACI into a known state */
1219         for (i = 0; i < 3; i++)
1220                 if (snd_aci_cmd(aci, ACI_ERROR_OP, -1, -1) < 0) {
1221                         snd_printk(KERN_ERR "can't force aci into known state.\n");
1222                         return -ENXIO;
1223                 }
1224 
1225         aci->aci_vendor = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1226         aci->aci_product = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1227         if (aci->aci_vendor < 0 || aci->aci_product < 0) {
1228                 snd_printk(KERN_ERR "can't read aci id on 0x%lx.\n",
1229                            aci->aci_port);
1230                 return -ENXIO;
1231         }
1232 
1233         aci->aci_version = snd_aci_cmd(aci, ACI_READ_VERSION, -1, -1);
1234         if (aci->aci_version < 0) {
1235                 snd_printk(KERN_ERR "can't read aci version on 0x%lx.\n", 
1236                            aci->aci_port);
1237                 return -ENXIO;
1238         }
1239 
1240         if (snd_aci_cmd(aci, ACI_INIT, -1, -1) < 0 ||
1241             snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0 ||
1242             snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0) {
1243                 snd_printk(KERN_ERR "can't initialize aci.\n"); 
1244                 return -ENXIO;
1245         }
1246 
1247         return 0;
1248 }
1249 
1250 static void snd_card_miro_free(struct snd_card *card)
1251 {
1252         struct snd_miro *miro = card->private_data;
1253 
1254         release_and_free_resource(miro->res_aci_port);
1255         if (miro->aci)
1256                 miro->aci->aci_port = 0;
1257         release_and_free_resource(miro->res_mc_base);
1258 }
1259 
1260 static int snd_miro_probe(struct snd_card *card)
1261 {
1262         int error;
1263         struct snd_miro *miro = card->private_data;
1264         struct snd_wss *codec;
1265         struct snd_rawmidi *rmidi;
1266 
1267         if (!miro->res_mc_base) {
1268                 miro->res_mc_base = request_region(miro->mc_base,
1269                                                 miro->mc_base_size,
1270                                                 "miro (OPTi9xx MC)");
1271                 if (miro->res_mc_base == NULL) {
1272                         snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
1273                         return -ENOMEM;
1274                 }
1275         }
1276 
1277         error = snd_card_miro_aci_detect(card, miro);
1278         if (error < 0) {
1279                 snd_printk(KERN_ERR "unable to detect aci chip\n");
1280                 return -ENODEV;
1281         }
1282 
1283         miro->wss_base = port;
1284         miro->mpu_port = mpu_port;
1285         miro->irq = irq;
1286         miro->mpu_irq = mpu_irq;
1287         miro->dma1 = dma1;
1288         miro->dma2 = dma2;
1289 
1290         /* init proc interface */
1291         snd_miro_proc_init(card, miro);
1292 
1293         error = snd_miro_configure(miro);
1294         if (error)
1295                 return error;
1296 
1297         error = snd_wss_create(card, miro->wss_base + 4, -1,
1298                                miro->irq, miro->dma1, miro->dma2,
1299                                WSS_HW_DETECT, 0, &codec);
1300         if (error < 0)
1301                 return error;
1302 
1303         error = snd_wss_pcm(codec, 0);
1304         if (error < 0)
1305                 return error;
1306 
1307         error = snd_wss_mixer(codec);
1308         if (error < 0)
1309                 return error;
1310 
1311         error = snd_wss_timer(codec, 0);
1312         if (error < 0)
1313                 return error;
1314 
1315         miro->pcm = codec->pcm;
1316 
1317         error = snd_miro_mixer(card, miro);
1318         if (error < 0)
1319                 return error;
1320 
1321         if (miro->aci->aci_vendor == 'm') {
1322                 /* It looks like a miro sound card. */
1323                 switch (miro->aci->aci_product) {
1324                 case 'A':
1325                         sprintf(card->shortname, 
1326                                 "miroSOUND PCM1 pro / PCM12");
1327                         break;
1328                 case 'B':
1329                         sprintf(card->shortname, 
1330                                 "miroSOUND PCM12");
1331                         break;
1332                 case 'C':
1333                         sprintf(card->shortname, 
1334                                 "miroSOUND PCM20 radio");
1335                         break;
1336                 default:
1337                         sprintf(card->shortname, 
1338                                 "unknown miro");
1339                         snd_printk(KERN_INFO "unknown miro aci id\n");
1340                         break;
1341                 }
1342         } else {
1343                 snd_printk(KERN_INFO "found unsupported aci card\n");
1344                 sprintf(card->shortname, "unknown Cardinal Technologies");
1345         }
1346 
1347         strcpy(card->driver, "miro");
1348         snprintf(card->longname, sizeof(card->longname),
1349                  "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
1350                  card->shortname, miro->name, codec->pcm->name,
1351                  miro->wss_base + 4, miro->irq, miro->dma1, miro->dma2);
1352 
1353         if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
1354                 rmidi = NULL;
1355         else {
1356                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
1357                                 mpu_port, 0, miro->mpu_irq, &rmidi);
1358                 if (error < 0)
1359                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
1360                                    mpu_port);
1361         }
1362 
1363         if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
1364                 struct snd_opl3 *opl3 = NULL;
1365                 struct snd_opl4 *opl4;
1366 
1367                 if (snd_opl4_create(card, fm_port, fm_port - 8,
1368                                     2, &opl3, &opl4) < 0)
1369                         snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n",
1370                                    fm_port);
1371         }
1372 
1373         error = snd_set_aci_init_values(miro);
1374         if (error < 0)
1375                 return error;
1376 
1377         return snd_card_register(card);
1378 }
1379 
1380 static int snd_miro_isa_match(struct device *devptr, unsigned int n)
1381 {
1382 #ifdef CONFIG_PNP
1383         if (snd_miro_pnp_is_probed)
1384                 return 0;
1385         if (isapnp)
1386                 return 0;
1387 #endif
1388         return 1;
1389 }
1390 
1391 static int snd_miro_isa_probe(struct device *devptr, unsigned int n)
1392 {
1393         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1394         static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
1395         static int possible_irqs[] = {11, 9, 10, 7, -1};
1396         static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
1397         static int possible_dma1s[] = {3, 1, 0, -1};
1398         static int possible_dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1},
1399                                            {0, -1} };
1400 
1401         int error;
1402         struct snd_miro *miro;
1403         struct snd_card *card;
1404 
1405         error = snd_card_new(devptr, index, id, THIS_MODULE,
1406                              sizeof(struct snd_miro), &card);
1407         if (error < 0)
1408                 return error;
1409 
1410         card->private_free = snd_card_miro_free;
1411         miro = card->private_data;
1412 
1413         error = snd_card_miro_detect(card, miro);
1414         if (error < 0) {
1415                 snd_card_free(card);
1416                 snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
1417                 return -ENODEV;
1418         }
1419 
1420         if (port == SNDRV_AUTO_PORT) {
1421                 port = snd_legacy_find_free_ioport(possible_ports, 4);
1422                 if (port < 0) {
1423                         snd_card_free(card);
1424                         snd_printk(KERN_ERR "unable to find a free WSS port\n");
1425                         return -EBUSY;
1426                 }
1427         }
1428 
1429         if (mpu_port == SNDRV_AUTO_PORT) {
1430                 mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);
1431                 if (mpu_port < 0) {
1432                         snd_card_free(card);
1433                         snd_printk(KERN_ERR
1434                                    "unable to find a free MPU401 port\n");
1435                         return -EBUSY;
1436                 }
1437         }
1438 
1439         if (irq == SNDRV_AUTO_IRQ) {
1440                 irq = snd_legacy_find_free_irq(possible_irqs);
1441                 if (irq < 0) {
1442                         snd_card_free(card);
1443                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
1444                         return -EBUSY;
1445                 }
1446         }
1447         if (mpu_irq == SNDRV_AUTO_IRQ) {
1448                 mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);
1449                 if (mpu_irq < 0) {
1450                         snd_card_free(card);
1451                         snd_printk(KERN_ERR
1452                                    "unable to find a free MPU401 IRQ\n");
1453                         return -EBUSY;
1454                 }
1455         }
1456         if (dma1 == SNDRV_AUTO_DMA) {
1457                 dma1 = snd_legacy_find_free_dma(possible_dma1s);
1458                 if (dma1 < 0) {
1459                         snd_card_free(card);
1460                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
1461                         return -EBUSY;
1462                 }
1463         }
1464         if (dma2 == SNDRV_AUTO_DMA) {
1465                 dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);
1466                 if (dma2 < 0) {
1467                         snd_card_free(card);
1468                         snd_printk(KERN_ERR "unable to find a free DMA2\n");
1469                         return -EBUSY;
1470                 }
1471         }
1472 
1473         error = snd_miro_probe(card);
1474         if (error < 0) {
1475                 snd_card_free(card);
1476                 return error;
1477         }
1478 
1479         dev_set_drvdata(devptr, card);
1480         return 0;
1481 }
1482 
1483 static int snd_miro_isa_remove(struct device *devptr,
1484                                unsigned int dev)
1485 {
1486         snd_card_free(dev_get_drvdata(devptr));
1487         return 0;
1488 }
1489 
1490 #define DEV_NAME "miro"
1491 
1492 static struct isa_driver snd_miro_driver = {
1493         .match          = snd_miro_isa_match,
1494         .probe          = snd_miro_isa_probe,
1495         .remove         = snd_miro_isa_remove,
1496         /* FIXME: suspend/resume */
1497         .driver         = {
1498                 .name   = DEV_NAME
1499         },
1500 };
1501 
1502 #ifdef CONFIG_PNP
1503 
1504 static int snd_card_miro_pnp(struct snd_miro *chip,
1505                              struct pnp_card_link *card,
1506                              const struct pnp_card_device_id *pid)
1507 {
1508         struct pnp_dev *pdev;
1509         int err;
1510         struct pnp_dev *devmpu;
1511         struct pnp_dev *devmc;
1512 
1513         pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
1514         if (pdev == NULL)
1515                 return -EBUSY;
1516 
1517         devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
1518         if (devmpu == NULL)
1519                 return -EBUSY;
1520 
1521         devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
1522         if (devmc == NULL)
1523                 return -EBUSY;
1524 
1525         err = pnp_activate_dev(pdev);
1526         if (err < 0) {
1527                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
1528                 return err;
1529         }
1530 
1531         err = pnp_activate_dev(devmc);
1532         if (err < 0) {
1533                 snd_printk(KERN_ERR "MC pnp configure failure: %d\n",
1534                                     err);
1535                 return err;
1536         }
1537 
1538         port = pnp_port_start(pdev, 1);
1539         fm_port = pnp_port_start(pdev, 2) + 8;
1540 
1541         /*
1542          * The MC(0) is never accessed and the miroSOUND PCM20 card does not
1543          * include it in the PnP resource range. OPTI93x include it.
1544          */
1545         chip->mc_base = pnp_port_start(devmc, 0) - 1;
1546         chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
1547 
1548         irq = pnp_irq(pdev, 0);
1549         dma1 = pnp_dma(pdev, 0);
1550         dma2 = pnp_dma(pdev, 1);
1551 
1552         if (mpu_port > 0) {
1553                 err = pnp_activate_dev(devmpu);
1554                 if (err < 0) {
1555                         snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
1556                         mpu_port = -1;
1557                         return err;
1558                 }
1559                 mpu_port = pnp_port_start(devmpu, 0);
1560                 mpu_irq = pnp_irq(devmpu, 0);
1561         }
1562         return 0;
1563 }
1564 
1565 static int snd_miro_pnp_probe(struct pnp_card_link *pcard,
1566                               const struct pnp_card_device_id *pid)
1567 {
1568         struct snd_card *card;
1569         int err;
1570         struct snd_miro *miro;
1571 
1572         if (snd_miro_pnp_is_probed)
1573                 return -EBUSY;
1574         if (!isapnp)
1575                 return -ENODEV;
1576         err = snd_card_new(&pcard->card->dev, index, id, THIS_MODULE,
1577                            sizeof(struct snd_miro), &card);
1578         if (err < 0)
1579                 return err;
1580 
1581         card->private_free = snd_card_miro_free;
1582         miro = card->private_data;
1583 
1584         err = snd_card_miro_pnp(miro, pcard, pid);
1585         if (err) {
1586                 snd_card_free(card);
1587                 return err;
1588         }
1589 
1590         /* only miroSOUND PCM20 and PCM12 == OPTi924 */
1591         err = snd_miro_init(miro, OPTi9XX_HW_82C924);
1592         if (err) {
1593                 snd_card_free(card);
1594                 return err;
1595         }
1596 
1597         err = snd_miro_opti_check(miro);
1598         if (err) {
1599                 snd_printk(KERN_ERR "OPTI chip not found\n");
1600                 snd_card_free(card);
1601                 return err;
1602         }
1603 
1604         err = snd_miro_probe(card);
1605         if (err < 0) {
1606                 snd_card_free(card);
1607                 return err;
1608         }
1609         pnp_set_card_drvdata(pcard, card);
1610         snd_miro_pnp_is_probed = 1;
1611         return 0;
1612 }
1613 
1614 static void snd_miro_pnp_remove(struct pnp_card_link *pcard)
1615 {
1616         snd_card_free(pnp_get_card_drvdata(pcard));
1617         pnp_set_card_drvdata(pcard, NULL);
1618         snd_miro_pnp_is_probed = 0;
1619 }
1620 
1621 static struct pnp_card_driver miro_pnpc_driver = {
1622         .flags          = PNP_DRIVER_RES_DISABLE,
1623         .name           = "miro",
1624         .id_table       = snd_miro_pnpids,
1625         .probe          = snd_miro_pnp_probe,
1626         .remove         = snd_miro_pnp_remove,
1627 };
1628 #endif
1629 
1630 static int __init alsa_card_miro_init(void)
1631 {
1632 #ifdef CONFIG_PNP
1633         pnp_register_card_driver(&miro_pnpc_driver);
1634         if (snd_miro_pnp_is_probed)
1635                 return 0;
1636         pnp_unregister_card_driver(&miro_pnpc_driver);
1637 #endif
1638         return isa_register_driver(&snd_miro_driver, 1);
1639 }
1640 
1641 static void __exit alsa_card_miro_exit(void)
1642 {
1643         if (!snd_miro_pnp_is_probed) {
1644                 isa_unregister_driver(&snd_miro_driver);
1645                 return;
1646         }
1647 #ifdef CONFIG_PNP
1648         pnp_unregister_card_driver(&miro_pnpc_driver);
1649 #endif
1650 }
1651 
1652 module_init(alsa_card_miro_init)
1653 module_exit(alsa_card_miro_exit)

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