sound/oss/msnd_pinnacle.c

   1 /*********************************************************************
   2  *
   3  * Turtle Beach MultiSound Sound Card Driver for Linux
   4  * Linux 2.0/2.2 Version
   5  *
   6  * msnd_pinnacle.c / msnd_classic.c
   7  *
   8  * -- If MSND_CLASSIC is defined:
   9  *
  10  *     -> driver for Turtle Beach Classic/Monterey/Tahiti
  11  *
  12  * -- Else
  13  *
  14  *     -> driver for Turtle Beach Pinnacle/Fiji
  15  *
  16  * Copyright (C) 1998 Andrew Veliath
  17  *
  18  * This program is free software; you can redistribute it and/or modify
  19  * it under the terms of the GNU General Public License as published by
  20  * the Free Software Foundation; either version 2 of the License, or
  21  * (at your option) any later version.
  22  *
  23  * This program is distributed in the hope that it will be useful,
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  26  * GNU General Public License for more details.
  27  *
  28  * You should have received a copy of the GNU General Public License
  29  * along with this program; if not, write to the Free Software
  30  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  31  *
  32  * 12-3-2000  Modified IO port validation  Steve Sycamore
  33  *
  34  ********************************************************************/
  35
  36 #include <linux/kernel.h>
  37 #include <linux/module.h>
  38 #include <linux/types.h>
  39 #include <linux/delay.h>
  40 #include <linux/init.h>
  41 #include <linux/interrupt.h>
  42 #include <linux/mutex.h>
  43 #include <linux/gfp.h>
  44 #include <asm/irq.h>
  45 #include <asm/io.h>
  46 #include "sound_config.h"
  47 #include "sound_firmware.h"
  48 #ifdef MSND_CLASSIC
  49 # ifndef __alpha__
  50 #  define SLOWIO
  51 # endif
  52 #endif
  53 #include "msnd.h"
  54 #ifdef MSND_CLASSIC
  55 #  ifdef CONFIG_MSNDCLAS_HAVE_BOOT
  56 #    define HAVE_DSPCODEH
  57 #  endif
  58 #  include "msnd_classic.h"
  59 #  define LOGNAME                       "msnd_classic"
  60 #else
  61 #  ifdef CONFIG_MSNDPIN_HAVE_BOOT
  62 #    define HAVE_DSPCODEH
  63 #  endif
  64 #  include "msnd_pinnacle.h"
  65 #  define LOGNAME                       "msnd_pinnacle"
  66 #endif
  67
  68 #ifndef CONFIG_MSND_WRITE_NDELAY
  69 #  define CONFIG_MSND_WRITE_NDELAY      1
  70 #endif
  71
  72 #define get_play_delay_jiffies(size)    ((size) * HZ *                  \
  73                                          dev.play_sample_size / 8 /     \
  74                                          dev.play_sample_rate /         \
  75                                          dev.play_channels)
  76
  77 #define get_rec_delay_jiffies(size)     ((size) * HZ *                  \
  78                                          dev.rec_sample_size / 8 /      \
  79                                          dev.rec_sample_rate /          \
  80                                          dev.rec_channels)
  81
  82 static DEFINE_MUTEX(msnd_pinnacle_mutex);
  83 static multisound_dev_t                 dev;
  84
  85 #ifndef HAVE_DSPCODEH
  86 static char                             *dspini, *permini;
  87 static int                              sizeof_dspini, sizeof_permini;
  88 #endif
  89
  90 static int                              dsp_full_reset(void);
  91 static void                             dsp_write_flush(void);
  92
  93 static __inline__ int chk_send_dsp_cmd(multisound_dev_t *dev, register BYTE cmd)
  94 {
  95         if (msnd_send_dsp_cmd(dev, cmd) == 0)
  96                 return 0;
  97         dsp_full_reset();
  98         return msnd_send_dsp_cmd(dev, cmd);
  99 }
 100
 101 static void reset_play_queue(void)
 102 {
 103         int n;
 104         LPDAQD lpDAQ;
 105
 106         dev.last_playbank = -1;
 107         writew(PCTODSP_OFFSET(0 * DAQDS__size), dev.DAPQ + JQS_wHead);
 108         writew(PCTODSP_OFFSET(0 * DAQDS__size), dev.DAPQ + JQS_wTail);
 109
 110         for (n = 0, lpDAQ = dev.base + DAPQ_DATA_BUFF; n < 3; ++n, lpDAQ += DAQDS__size) {
 111                 writew(PCTODSP_BASED((DWORD)(DAP_BUFF_SIZE * n)), lpDAQ + DAQDS_wStart);
 112                 writew(0, lpDAQ + DAQDS_wSize);
 113                 writew(1, lpDAQ + DAQDS_wFormat);
 114                 writew(dev.play_sample_size, lpDAQ + DAQDS_wSampleSize);
 115                 writew(dev.play_channels, lpDAQ + DAQDS_wChannels);
 116                 writew(dev.play_sample_rate, lpDAQ + DAQDS_wSampleRate);
 117                 writew(HIMT_PLAY_DONE * 0x100 + n, lpDAQ + DAQDS_wIntMsg);
 118                 writew(n, lpDAQ + DAQDS_wFlags);
 119         }
 120 }
 121
 122 static void reset_record_queue(void)
 123 {
 124         int n;
 125         LPDAQD lpDAQ;
 126         unsigned long flags;
 127
 128         dev.last_recbank = 2;
 129         writew(PCTODSP_OFFSET(0 * DAQDS__size), dev.DARQ + JQS_wHead);
 130         writew(PCTODSP_OFFSET(dev.last_recbank * DAQDS__size), dev.DARQ + JQS_wTail);
 131
 132         /* Critical section: bank 1 access */
 133         spin_lock_irqsave(&dev.lock, flags);
 134         msnd_outb(HPBLKSEL_1, dev.io + HP_BLKS);
 135         memset_io(dev.base, 0, DAR_BUFF_SIZE * 3);
 136         msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
 137         spin_unlock_irqrestore(&dev.lock, flags);
 138
 139         for (n = 0, lpDAQ = dev.base + DARQ_DATA_BUFF; n < 3; ++n, lpDAQ += DAQDS__size) {
 140                 writew(PCTODSP_BASED((DWORD)(DAR_BUFF_SIZE * n)) + 0x4000, lpDAQ + DAQDS_wStart);
 141                 writew(DAR_BUFF_SIZE, lpDAQ + DAQDS_wSize);
 142                 writew(1, lpDAQ + DAQDS_wFormat);
 143                 writew(dev.rec_sample_size, lpDAQ + DAQDS_wSampleSize);
 144                 writew(dev.rec_channels, lpDAQ + DAQDS_wChannels);
 145                 writew(dev.rec_sample_rate, lpDAQ + DAQDS_wSampleRate);
 146                 writew(HIMT_RECORD_DONE * 0x100 + n, lpDAQ + DAQDS_wIntMsg);
 147                 writew(n, lpDAQ + DAQDS_wFlags);
 148         }
 149 }
 150
 151 static void reset_queues(void)
 152 {
 153         if (dev.mode & FMODE_WRITE) {
 154                 msnd_fifo_make_empty(&dev.DAPF);
 155                 reset_play_queue();
 156         }
 157         if (dev.mode & FMODE_READ) {
 158                 msnd_fifo_make_empty(&dev.DARF);
 159                 reset_record_queue();
 160         }
 161 }
 162
 163 static int dsp_set_format(struct file *file, int val)
 164 {
 165         int data, i;
 166         LPDAQD lpDAQ, lpDARQ;
 167
 168         lpDAQ = dev.base + DAPQ_DATA_BUFF;
 169         lpDARQ = dev.base + DARQ_DATA_BUFF;
 170
 171         switch (val) {
 172         case AFMT_U8:
 173         case AFMT_S16_LE:
 174                 data = val;
 175                 break;
 176         default:
 177                 data = DEFSAMPLESIZE;
 178                 break;
 179         }
 180
 181         for (i = 0; i < 3; ++i, lpDAQ += DAQDS__size, lpDARQ += DAQDS__size) {
 182                 if (file->f_mode & FMODE_WRITE)
 183                         writew(data, lpDAQ + DAQDS_wSampleSize);
 184                 if (file->f_mode & FMODE_READ)
 185                         writew(data, lpDARQ + DAQDS_wSampleSize);
 186         }
 187         if (file->f_mode & FMODE_WRITE)
 188                 dev.play_sample_size = data;
 189         if (file->f_mode & FMODE_READ)
 190                 dev.rec_sample_size = data;
 191
 192         return data;
 193 }
 194
 195 static int dsp_get_frag_size(void)
 196 {
 197         int size;
 198         size = dev.fifosize / 4;
 199         if (size > 32 * 1024)
 200                 size = 32 * 1024;
 201         return size;
 202 }
 203
 204 static int dsp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 205 {
 206         int val, i, data, tmp;
 207         LPDAQD lpDAQ, lpDARQ;
 208         audio_buf_info abinfo;
 209         unsigned long flags;
 210         int __user *p = (int __user *)arg;
 211
 212         lpDAQ = dev.base + DAPQ_DATA_BUFF;
 213         lpDARQ = dev.base + DARQ_DATA_BUFF;
 214
 215         switch (cmd) {
 216         case SNDCTL_DSP_SUBDIVIDE:
 217         case SNDCTL_DSP_SETFRAGMENT:
 218         case SNDCTL_DSP_SETDUPLEX:
 219         case SNDCTL_DSP_POST:
 220                 return 0;
 221
 222         case SNDCTL_DSP_GETIPTR:
 223         case SNDCTL_DSP_GETOPTR:
 224         case SNDCTL_DSP_MAPINBUF:
 225         case SNDCTL_DSP_MAPOUTBUF:
 226                 return -EINVAL;
 227
 228         case SNDCTL_DSP_GETOSPACE:
 229                 if (!(file->f_mode & FMODE_WRITE))
 230                         return -EINVAL;
 231                 spin_lock_irqsave(&dev.lock, flags);
 232                 abinfo.fragsize = dsp_get_frag_size();
 233                 abinfo.bytes = dev.DAPF.n - dev.DAPF.len;
 234                 abinfo.fragstotal = dev.DAPF.n / abinfo.fragsize;
 235                 abinfo.fragments = abinfo.bytes / abinfo.fragsize;
 236                 spin_unlock_irqrestore(&dev.lock, flags);
 237                 return copy_to_user((void __user *)arg, &abinfo, sizeof(abinfo)) ? -EFAULT : 0;
 238
 239         case SNDCTL_DSP_GETISPACE:
 240                 if (!(file->f_mode & FMODE_READ))
 241                         return -EINVAL;
 242                 spin_lock_irqsave(&dev.lock, flags);
 243                 abinfo.fragsize = dsp_get_frag_size();
 244                 abinfo.bytes = dev.DARF.n - dev.DARF.len;
 245                 abinfo.fragstotal = dev.DARF.n / abinfo.fragsize;
 246                 abinfo.fragments = abinfo.bytes / abinfo.fragsize;
 247                 spin_unlock_irqrestore(&dev.lock, flags);
 248                 return copy_to_user((void __user *)arg, &abinfo, sizeof(abinfo)) ? -EFAULT : 0;
 249
 250         case SNDCTL_DSP_RESET:
 251                 dev.nresets = 0;
 252                 reset_queues();
 253                 return 0;
 254
 255         case SNDCTL_DSP_SYNC:
 256                 dsp_write_flush();
 257                 return 0;
 258
 259         case SNDCTL_DSP_GETBLKSIZE:
 260                 tmp = dsp_get_frag_size();
 261                 if (put_user(tmp, p))
 262                         return -EFAULT;
 263                 return 0;
 264
 265         case SNDCTL_DSP_GETFMTS:
 266                 val = AFMT_S16_LE | AFMT_U8;
 267                 if (put_user(val, p))
 268                         return -EFAULT;
 269                 return 0;
 270
 271         case SNDCTL_DSP_SETFMT:
 272                 if (get_user(val, p))
 273                         return -EFAULT;
 274
 275                 if (file->f_mode & FMODE_WRITE)
 276                         data = val == AFMT_QUERY
 277                                 ? dev.play_sample_size
 278                                 : dsp_set_format(file, val);
 279                 else
 280                         data = val == AFMT_QUERY
 281                                 ? dev.rec_sample_size
 282                                 : dsp_set_format(file, val);
 283
 284                 if (put_user(data, p))
 285                         return -EFAULT;
 286                 return 0;
 287
 288         case SNDCTL_DSP_NONBLOCK:
 289                 if (!test_bit(F_DISABLE_WRITE_NDELAY, &dev.flags) &&
 290                     file->f_mode & FMODE_WRITE)
 291                         dev.play_ndelay = 1;
 292                 if (file->f_mode & FMODE_READ)
 293                         dev.rec_ndelay = 1;
 294                 return 0;
 295
 296         case SNDCTL_DSP_GETCAPS:
 297                 val = DSP_CAP_DUPLEX | DSP_CAP_BATCH;
 298                 if (put_user(val, p))
 299                         return -EFAULT;
 300                 return 0;
 301
 302         case SNDCTL_DSP_SPEED:
 303                 if (get_user(val, p))
 304                         return -EFAULT;
 305
 306                 if (val < 8000)
 307                         val = 8000;
 308
 309                 if (val > 48000)
 310                         val = 48000;
 311
 312                 data = val;
 313
 314                 for (i = 0; i < 3; ++i, lpDAQ += DAQDS__size, lpDARQ += DAQDS__size) {
 315                         if (file->f_mode & FMODE_WRITE)
 316                                 writew(data, lpDAQ + DAQDS_wSampleRate);
 317                         if (file->f_mode & FMODE_READ)
 318                                 writew(data, lpDARQ + DAQDS_wSampleRate);
 319                 }
 320                 if (file->f_mode & FMODE_WRITE)
 321                         dev.play_sample_rate = data;
 322                 if (file->f_mode & FMODE_READ)
 323                         dev.rec_sample_rate = data;
 324
 325                 if (put_user(data, p))
 326                         return -EFAULT;
 327                 return 0;
 328
 329         case SNDCTL_DSP_CHANNELS:
 330         case SNDCTL_DSP_STEREO:
 331                 if (get_user(val, p))
 332                         return -EFAULT;
 333
 334                 if (cmd == SNDCTL_DSP_CHANNELS) {
 335                         switch (val) {
 336                         case 1:
 337                         case 2:
 338                                 data = val;
 339                                 break;
 340                         default:
 341                                 val = data = 2;
 342                                 break;
 343                         }
 344                 } else {
 345                         switch (val) {
 346                         case 0:
 347                                 data = 1;
 348                                 break;
 349                         default:
 350                                 val = 1;
 351                         case 1:
 352                                 data = 2;
 353                                 break;
 354                         }
 355                 }
 356
 357                 for (i = 0; i < 3; ++i, lpDAQ += DAQDS__size, lpDARQ += DAQDS__size) {
 358                         if (file->f_mode & FMODE_WRITE)
 359                                 writew(data, lpDAQ + DAQDS_wChannels);
 360                         if (file->f_mode & FMODE_READ)
 361                                 writew(data, lpDARQ + DAQDS_wChannels);
 362                 }
 363                 if (file->f_mode & FMODE_WRITE)
 364                         dev.play_channels = data;
 365                 if (file->f_mode & FMODE_READ)
 366                         dev.rec_channels = data;
 367
 368                 if (put_user(val, p))
 369                         return -EFAULT;
 370                 return 0;
 371         }
 372
 373         return -EINVAL;
 374 }
 375
 376 static int mixer_get(int d)
 377 {
 378         if (d > 31)
 379                 return -EINVAL;
 380
 381         switch (d) {
 382         case SOUND_MIXER_VOLUME:
 383         case SOUND_MIXER_PCM:
 384         case SOUND_MIXER_LINE:
 385         case SOUND_MIXER_IMIX:
 386         case SOUND_MIXER_LINE1:
 387 #ifndef MSND_CLASSIC
 388         case SOUND_MIXER_MIC:
 389         case SOUND_MIXER_SYNTH:
 390 #endif
 391                 return (dev.left_levels[d] >> 8) * 100 / 0xff |
 392                         (((dev.right_levels[d] >> 8) * 100 / 0xff) << 8);
 393         default:
 394                 return 0;
 395         }
 396 }
 397
 398 #define update_volm(a,b)                                                \
 399         writew((dev.left_levels[a] >> 1) *                              \
 400                readw(dev.SMA + SMA_wCurrMastVolLeft) / 0xffff,  \
 401                dev.SMA + SMA_##b##Left);                                \
 402         writew((dev.right_levels[a] >> 1)  *                    \
 403                readw(dev.SMA + SMA_wCurrMastVolRight) / 0xffff, \
 404                dev.SMA + SMA_##b##Right);
 405
 406 #define update_potm(d,s,ar)                                             \
 407         writeb((dev.left_levels[d] >> 8) *                              \
 408                readw(dev.SMA + SMA_wCurrMastVolLeft) / 0xffff,  \
 409                dev.SMA + SMA_##s##Left);                                \
 410         writeb((dev.right_levels[d] >> 8) *                             \
 411                readw(dev.SMA + SMA_wCurrMastVolRight) / 0xffff, \
 412                dev.SMA + SMA_##s##Right);                               \
 413         if (msnd_send_word(&dev, 0, 0, ar) == 0)                        \
 414                 chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 415
 416 #define update_pot(d,s,ar)                              \
 417         writeb(dev.left_levels[d] >> 8,         \
 418                dev.SMA + SMA_##s##Left);                \
 419         writeb(dev.right_levels[d] >> 8,                \
 420                dev.SMA + SMA_##s##Right);               \
 421         if (msnd_send_word(&dev, 0, 0, ar) == 0)        \
 422                 chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 423
 424 static int mixer_set(int d, int value)
 425 {
 426         int left = value & 0x000000ff;
 427         int right = (value & 0x0000ff00) >> 8;
 428         int bLeft, bRight;
 429         int wLeft, wRight;
 430         int updatemaster = 0;
 431
 432         if (d > 31)
 433                 return -EINVAL;
 434
 435         bLeft = left * 0xff / 100;
 436         wLeft = left * 0xffff / 100;
 437
 438         bRight = right * 0xff / 100;
 439         wRight = right * 0xffff / 100;
 440
 441         dev.left_levels[d] = wLeft;
 442         dev.right_levels[d] = wRight;
 443
 444         switch (d) {
 445                 /* master volume unscaled controls */
 446         case SOUND_MIXER_LINE:                  /* line pot control */
 447                 /* scaled by IMIX in digital mix */
 448                 writeb(bLeft, dev.SMA + SMA_bInPotPosLeft);
 449                 writeb(bRight, dev.SMA + SMA_bInPotPosRight);
 450                 if (msnd_send_word(&dev, 0, 0, HDEXAR_IN_SET_POTS) == 0)
 451                         chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 452                 break;
 453 #ifndef MSND_CLASSIC
 454         case SOUND_MIXER_MIC:                   /* mic pot control */
 455                 /* scaled by IMIX in digital mix */
 456                 writeb(bLeft, dev.SMA + SMA_bMicPotPosLeft);
 457                 writeb(bRight, dev.SMA + SMA_bMicPotPosRight);
 458                 if (msnd_send_word(&dev, 0, 0, HDEXAR_MIC_SET_POTS) == 0)
 459                         chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 460                 break;
 461 #endif
 462         case SOUND_MIXER_VOLUME:                /* master volume */
 463                 writew(wLeft, dev.SMA + SMA_wCurrMastVolLeft);
 464                 writew(wRight, dev.SMA + SMA_wCurrMastVolRight);
 465                 /* fall through */
 466
 467         case SOUND_MIXER_LINE1:                 /* aux pot control */
 468                 /* scaled by master volume */
 469                 /* fall through */
 470
 471                 /* digital controls */
 472         case SOUND_MIXER_SYNTH:                 /* synth vol (dsp mix) */
 473         case SOUND_MIXER_PCM:                   /* pcm vol (dsp mix) */
 474         case SOUND_MIXER_IMIX:                  /* input monitor (dsp mix) */
 475                 /* scaled by master volume */
 476                 updatemaster = 1;
 477                 break;
 478
 479         default:
 480                 return 0;
 481         }
 482
 483         if (updatemaster) {
 484                 /* update master volume scaled controls */
 485                 update_volm(SOUND_MIXER_PCM, wCurrPlayVol);
 486                 update_volm(SOUND_MIXER_IMIX, wCurrInVol);
 487 #ifndef MSND_CLASSIC
 488                 update_volm(SOUND_MIXER_SYNTH, wCurrMHdrVol);
 489 #endif
 490                 update_potm(SOUND_MIXER_LINE1, bAuxPotPos, HDEXAR_AUX_SET_POTS);
 491         }
 492
 493         return mixer_get(d);
 494 }
 495
 496 static void mixer_setup(void)
 497 {
 498         update_pot(SOUND_MIXER_LINE, bInPotPos, HDEXAR_IN_SET_POTS);
 499         update_potm(SOUND_MIXER_LINE1, bAuxPotPos, HDEXAR_AUX_SET_POTS);
 500         update_volm(SOUND_MIXER_PCM, wCurrPlayVol);
 501         update_volm(SOUND_MIXER_IMIX, wCurrInVol);
 502 #ifndef MSND_CLASSIC
 503         update_pot(SOUND_MIXER_MIC, bMicPotPos, HDEXAR_MIC_SET_POTS);
 504         update_volm(SOUND_MIXER_SYNTH, wCurrMHdrVol);
 505 #endif
 506 }
 507
 508 static unsigned long set_recsrc(unsigned long recsrc)
 509 {
 510         if (dev.recsrc == recsrc)
 511                 return dev.recsrc;
 512 #ifdef HAVE_NORECSRC
 513         else if (recsrc == 0)
 514                 dev.recsrc = 0;
 515 #endif
 516         else
 517                 dev.recsrc ^= recsrc;
 518
 519 #ifndef MSND_CLASSIC
 520         if (dev.recsrc & SOUND_MASK_IMIX) {
 521                 if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_ANA_IN) == 0)
 522                         chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 523         }
 524         else if (dev.recsrc & SOUND_MASK_SYNTH) {
 525                 if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_SYNTH_IN) == 0)
 526                         chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 527         }
 528         else if ((dev.recsrc & SOUND_MASK_DIGITAL1) && test_bit(F_HAVEDIGITAL, &dev.flags)) {
 529                 if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_DAT_IN) == 0)
 530                         chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 531         }
 532         else {
 533 #ifdef HAVE_NORECSRC
 534                 /* Select no input (?) */
 535                 dev.recsrc = 0;
 536 #else
 537                 dev.recsrc = SOUND_MASK_IMIX;
 538                 if (msnd_send_word(&dev, 0, 0, HDEXAR_SET_ANA_IN) == 0)
 539                         chk_send_dsp_cmd(&dev, HDEX_AUX_REQ);
 540 #endif
 541         }
 542 #endif /* MSND_CLASSIC */
 543
 544         return dev.recsrc;
 545 }
 546
 547 static unsigned long force_recsrc(unsigned long recsrc)
 548 {
 549         dev.recsrc = 0;
 550         return set_recsrc(recsrc);
 551 }
 552
 553 #define set_mixer_info()                                                        \
 554                 memset(&info, 0, sizeof(info));                                 \
 555                 strlcpy(info.id, "MSNDMIXER", sizeof(info.id));                 \
 556                 strlcpy(info.name, "MultiSound Mixer", sizeof(info.name));
 557
 558 static int mixer_ioctl(unsigned int cmd, unsigned long arg)
 559 {
 560         if (cmd == SOUND_MIXER_INFO) {
 561                 mixer_info info;
 562                 set_mixer_info();
 563                 info.modify_counter = dev.mixer_mod_count;
 564                 if (copy_to_user((void __user *)arg, &info, sizeof(info)))
 565                         return -EFAULT;
 566                 return 0;
 567         } else if (cmd == SOUND_OLD_MIXER_INFO) {
 568                 _old_mixer_info info;
 569                 set_mixer_info();
 570                 if (copy_to_user((void __user *)arg, &info, sizeof(info)))
 571                         return -EFAULT;
 572                 return 0;
 573         } else if (cmd == SOUND_MIXER_PRIVATE1) {
 574                 dev.nresets = 0;
 575                 dsp_full_reset();
 576                 return 0;
 577         } else if (((cmd >> 8) & 0xff) == 'M') {
 578                 int val = 0;
 579
 580                 if (_SIOC_DIR(cmd) & _SIOC_WRITE) {
 581                         switch (cmd & 0xff) {
 582                         case SOUND_MIXER_RECSRC:
 583                                 if (get_user(val, (int __user *)arg))
 584                                         return -EFAULT;
 585                                 val = set_recsrc(val);
 586                                 break;
 587
 588                         default:
 589                                 if (get_user(val, (int __user *)arg))
 590                                         return -EFAULT;
 591                                 val = mixer_set(cmd & 0xff, val);
 592                                 break;
 593                         }
 594                         ++dev.mixer_mod_count;
 595                         return put_user(val, (int __user *)arg);
 596                 } else {
 597                         switch (cmd & 0xff) {
 598                         case SOUND_MIXER_RECSRC:
 599                                 val = dev.recsrc;
 600                                 break;
 601
 602                         case SOUND_MIXER_DEVMASK:
 603                         case SOUND_MIXER_STEREODEVS:
 604                                 val =   SOUND_MASK_PCM |
 605                                         SOUND_MASK_LINE |
 606                                         SOUND_MASK_IMIX |
 607                                         SOUND_MASK_LINE1 |
 608 #ifndef MSND_CLASSIC
 609                                         SOUND_MASK_MIC |
 610                                         SOUND_MASK_SYNTH |
 611 #endif
 612                                         SOUND_MASK_VOLUME;
 613                                 break;
 614
 615                         case SOUND_MIXER_RECMASK:
 616 #ifdef MSND_CLASSIC
 617                                 val =   0;
 618 #else
 619                                 val =   SOUND_MASK_IMIX |
 620                                         SOUND_MASK_SYNTH;
 621                                 if (test_bit(F_HAVEDIGITAL, &dev.flags))
 622                                         val |= SOUND_MASK_DIGITAL1;
 623 #endif
 624                                 break;
 625
 626                         case SOUND_MIXER_CAPS:
 627                                 val =   SOUND_CAP_EXCL_INPUT;
 628                                 break;
 629
 630                         default:
 631                                 if ((val = mixer_get(cmd & 0xff)) < 0)
 632                                         return -EINVAL;
 633                                 break;
 634                         }
 635                 }
 636
 637                 return put_user(val, (int __user *)arg);
 638         }
 639
 640         return -EINVAL;
 641 }
 642
 643 static long dev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 644 {
 645         int minor = iminor(file->f_path.dentry->d_inode);
 646         int ret;
 647
 648         if (cmd == OSS_GETVERSION) {
 649                 int sound_version = SOUND_VERSION;
 650                 return put_user(sound_version, (int __user *)arg);
 651         }
 652
 653         ret = -EINVAL;
 654
 655         mutex_lock(&msnd_pinnacle_mutex);
 656         if (minor == dev.dsp_minor)
 657                 ret = dsp_ioctl(file, cmd, arg);
 658         else if (minor == dev.mixer_minor)
 659                 ret = mixer_ioctl(cmd, arg);
 660         mutex_unlock(&msnd_pinnacle_mutex);
 661
 662         return ret;
 663 }
 664
 665 static void dsp_write_flush(void)
 666 {
 667         if (!(dev.mode & FMODE_WRITE) || !test_bit(F_WRITING, &dev.flags))
 668                 return;
 669         set_bit(F_WRITEFLUSH, &dev.flags);
 670         interruptible_sleep_on_timeout(
 671                 &dev.writeflush,
 672                 get_play_delay_jiffies(dev.DAPF.len));
 673         clear_bit(F_WRITEFLUSH, &dev.flags);
 674         if (!signal_pending(current)) {
 675                 current->state = TASK_INTERRUPTIBLE;
 676                 schedule_timeout(get_play_delay_jiffies(DAP_BUFF_SIZE));
 677         }
 678         clear_bit(F_WRITING, &dev.flags);
 679 }
 680
 681 static void dsp_halt(struct file *file)
 682 {
 683         if ((file ? file->f_mode : dev.mode) & FMODE_READ) {
 684                 clear_bit(F_READING, &dev.flags);
 685                 chk_send_dsp_cmd(&dev, HDEX_RECORD_STOP);
 686                 msnd_disable_irq(&dev);
 687                 if (file) {
 688                         printk(KERN_DEBUG LOGNAME ": Stopping read for %p\n", file);
 689                         dev.mode &= ~FMODE_READ;
 690                 }
 691                 clear_bit(F_AUDIO_READ_INUSE, &dev.flags);
 692         }
 693         if ((file ? file->f_mode : dev.mode) & FMODE_WRITE) {
 694                 if (test_bit(F_WRITING, &dev.flags)) {
 695                         dsp_write_flush();
 696                         chk_send_dsp_cmd(&dev, HDEX_PLAY_STOP);
 697                 }
 698                 msnd_disable_irq(&dev);
 699                 if (file) {
 700                         printk(KERN_DEBUG LOGNAME ": Stopping write for %p\n", file);
 701                         dev.mode &= ~FMODE_WRITE;
 702                 }
 703                 clear_bit(F_AUDIO_WRITE_INUSE, &dev.flags);
 704         }
 705 }
 706
 707 static int dsp_release(struct file *file)
 708 {
 709         dsp_halt(file);
 710         return 0;
 711 }
 712
 713 static int dsp_open(struct file *file)
 714 {
 715         if ((file ? file->f_mode : dev.mode) & FMODE_WRITE) {
 716                 set_bit(F_AUDIO_WRITE_INUSE, &dev.flags);
 717                 clear_bit(F_WRITING, &dev.flags);
 718                 msnd_fifo_make_empty(&dev.DAPF);
 719                 reset_play_queue();
 720                 if (file) {
 721                         printk(KERN_DEBUG LOGNAME ": Starting write for %p\n", file);
 722                         dev.mode |= FMODE_WRITE;
 723                 }
 724                 msnd_enable_irq(&dev);
 725         }
 726         if ((file ? file->f_mode : dev.mode) & FMODE_READ) {
 727                 set_bit(F_AUDIO_READ_INUSE, &dev.flags);
 728                 clear_bit(F_READING, &dev.flags);
 729                 msnd_fifo_make_empty(&dev.DARF);
 730                 reset_record_queue();
 731                 if (file) {
 732                         printk(KERN_DEBUG LOGNAME ": Starting read for %p\n", file);
 733                         dev.mode |= FMODE_READ;
 734                 }
 735                 msnd_enable_irq(&dev);
 736         }
 737         return 0;
 738 }
 739
 740 static void set_default_play_audio_parameters(void)
 741 {
 742         dev.play_sample_size = DEFSAMPLESIZE;
 743         dev.play_sample_rate = DEFSAMPLERATE;
 744         dev.play_channels = DEFCHANNELS;
 745 }
 746
 747 static void set_default_rec_audio_parameters(void)
 748 {
 749         dev.rec_sample_size = DEFSAMPLESIZE;
 750         dev.rec_sample_rate = DEFSAMPLERATE;
 751         dev.rec_channels = DEFCHANNELS;
 752 }
 753
 754 static void set_default_audio_parameters(void)
 755 {
 756         set_default_play_audio_parameters();
 757         set_default_rec_audio_parameters();
 758 }
 759
 760 static int dev_open(struct inode *inode, struct file *file)
 761 {
 762         int minor = iminor(inode);
 763         int err = 0;
 764
 765         mutex_lock(&msnd_pinnacle_mutex);
 766         if (minor == dev.dsp_minor) {
 767                 if ((file->f_mode & FMODE_WRITE &&
 768                      test_bit(F_AUDIO_WRITE_INUSE, &dev.flags)) ||
 769                     (file->f_mode & FMODE_READ &&
 770                      test_bit(F_AUDIO_READ_INUSE, &dev.flags))) {
 771                         err = -EBUSY;
 772                         goto out;
 773                 }
 774
 775                 if ((err = dsp_open(file)) >= 0) {
 776                         dev.nresets = 0;
 777                         if (file->f_mode & FMODE_WRITE) {
 778                                 set_default_play_audio_parameters();
 779                                 if (!test_bit(F_DISABLE_WRITE_NDELAY, &dev.flags))
 780                                         dev.play_ndelay = (file->f_flags & O_NDELAY) ? 1 : 0;
 781                                 else
 782                                         dev.play_ndelay = 0;
 783                         }
 784                         if (file->f_mode & FMODE_READ) {
 785                                 set_default_rec_audio_parameters();
 786                                 dev.rec_ndelay = (file->f_flags & O_NDELAY) ? 1 : 0;
 787                         }
 788                 }
 789         }
 790         else if (minor == dev.mixer_minor) {
 791                 /* nothing */
 792         } else
 793                 err = -EINVAL;
 794 out:
 795         mutex_unlock(&msnd_pinnacle_mutex);
 796         return err;
 797 }
 798
 799 static int dev_release(struct inode *inode, struct file *file)
 800 {
 801         int minor = iminor(inode);
 802         int err = 0;
 803
 804         mutex_lock(&msnd_pinnacle_mutex);
 805         if (minor == dev.dsp_minor)
 806                 err = dsp_release(file);
 807         else if (minor == dev.mixer_minor) {
 808                 /* nothing */
 809         } else
 810                 err = -EINVAL;
 811         mutex_unlock(&msnd_pinnacle_mutex);
 812         return err;
 813 }
 814
 815 static __inline__ int pack_DARQ_to_DARF(register int bank)
 816 {
 817         register int size, timeout = 3;
 818         register WORD wTmp;
 819         LPDAQD DAQD;
 820
 821         /* Increment the tail and check for queue wrap */
 822         wTmp = readw(dev.DARQ + JQS_wTail) + PCTODSP_OFFSET(DAQDS__size);
 823         if (wTmp > readw(dev.DARQ + JQS_wSize))
 824                 wTmp = 0;
 825         while (wTmp == readw(dev.DARQ + JQS_wHead) && timeout--)
 826                 udelay(1);
 827         writew(wTmp, dev.DARQ + JQS_wTail);
 828
 829         /* Get our digital audio queue struct */
 830         DAQD = bank * DAQDS__size + dev.base + DARQ_DATA_BUFF;
 831
 832         /* Get length of data */
 833         size = readw(DAQD + DAQDS_wSize);
 834
 835         /* Read data from the head (unprotected bank 1 access okay
 836            since this is only called inside an interrupt) */
 837         msnd_outb(HPBLKSEL_1, dev.io + HP_BLKS);
 838         msnd_fifo_write_io(
 839                 &dev.DARF,
 840                 dev.base + bank * DAR_BUFF_SIZE,
 841                 size);
 842         msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
 843
 844         return 1;
 845 }
 846
 847 static __inline__ int pack_DAPF_to_DAPQ(register int start)
 848 {
 849         register WORD DAPQ_tail;
 850         register int protect = start, nbanks = 0;
 851         LPDAQD DAQD;
 852
 853         DAPQ_tail = readw(dev.DAPQ + JQS_wTail);
 854         while (DAPQ_tail != readw(dev.DAPQ + JQS_wHead) || start) {
 855                 register int bank_num = DAPQ_tail / PCTODSP_OFFSET(DAQDS__size);
 856                 register int n;
 857                 unsigned long flags;
 858
 859                 /* Write the data to the new tail */
 860                 if (protect) {
 861                         /* Critical section: protect fifo in non-interrupt */
 862                         spin_lock_irqsave(&dev.lock, flags);
 863                         n = msnd_fifo_read_io(
 864                                 &dev.DAPF,
 865                                 dev.base + bank_num * DAP_BUFF_SIZE,
 866                                 DAP_BUFF_SIZE);
 867                         spin_unlock_irqrestore(&dev.lock, flags);
 868                 } else {
 869                         n = msnd_fifo_read_io(
 870                                 &dev.DAPF,
 871                                 dev.base + bank_num * DAP_BUFF_SIZE,
 872                                 DAP_BUFF_SIZE);
 873                 }
 874                 if (!n)
 875                         break;
 876
 877                 if (start)
 878                         start = 0;
 879
 880                 /* Get our digital audio queue struct */
 881                 DAQD = bank_num * DAQDS__size + dev.base + DAPQ_DATA_BUFF;
 882
 883                 /* Write size of this bank */
 884                 writew(n, DAQD + DAQDS_wSize);
 885                 ++nbanks;
 886
 887                 /* Then advance the tail */
 888                 DAPQ_tail = (++bank_num % 3) * PCTODSP_OFFSET(DAQDS__size);
 889                 writew(DAPQ_tail, dev.DAPQ + JQS_wTail);
 890                 /* Tell the DSP to play the bank */
 891                 msnd_send_dsp_cmd(&dev, HDEX_PLAY_START);
 892         }
 893         return nbanks;
 894 }
 895
 896 static int dsp_read(char __user *buf, size_t len)
 897 {
 898         int count = len;
 899         char *page = (char *)__get_free_page(GFP_KERNEL);
 900
 901         if (!page)
 902                 return -ENOMEM;
 903
 904         while (count > 0) {
 905                 int n, k;
 906                 unsigned long flags;
 907
 908                 k = PAGE_SIZE;
 909                 if (k > count)
 910                         k = count;
 911
 912                 /* Critical section: protect fifo in non-interrupt */
 913                 spin_lock_irqsave(&dev.lock, flags);
 914                 n = msnd_fifo_read(&dev.DARF, page, k);
 915                 spin_unlock_irqrestore(&dev.lock, flags);
 916                 if (copy_to_user(buf, page, n)) {
 917                         free_page((unsigned long)page);
 918                         return -EFAULT;
 919                 }
 920                 buf += n;
 921                 count -= n;
 922
 923                 if (n == k && count)
 924                         continue;
 925
 926                 if (!test_bit(F_READING, &dev.flags) && dev.mode & FMODE_READ) {
 927                         dev.last_recbank = -1;
 928                         if (chk_send_dsp_cmd(&dev, HDEX_RECORD_START) == 0)
 929                                 set_bit(F_READING, &dev.flags);
 930                 }
 931
 932                 if (dev.rec_ndelay) {
 933                         free_page((unsigned long)page);
 934                         return count == len ? -EAGAIN : len - count;
 935                 }
 936
 937                 if (count > 0) {
 938                         set_bit(F_READBLOCK, &dev.flags);
 939                         if (!interruptible_sleep_on_timeout(
 940                                 &dev.readblock,
 941                                 get_rec_delay_jiffies(DAR_BUFF_SIZE)))
 942                                 clear_bit(F_READING, &dev.flags);
 943                         clear_bit(F_READBLOCK, &dev.flags);
 944                         if (signal_pending(current)) {
 945                                 free_page((unsigned long)page);
 946                                 return -EINTR;
 947                         }
 948                 }
 949         }
 950         free_page((unsigned long)page);
 951         return len - count;
 952 }
 953
 954 static int dsp_write(const char __user *buf, size_t len)
 955 {
 956         int count = len;
 957         char *page = (char *)__get_free_page(GFP_KERNEL);
 958
 959         if (!page)
 960                 return -ENOMEM;
 961
 962         while (count > 0) {
 963                 int n, k;
 964                 unsigned long flags;
 965
 966                 k = PAGE_SIZE;
 967                 if (k > count)
 968                         k = count;
 969
 970                 if (copy_from_user(page, buf, k)) {
 971                         free_page((unsigned long)page);
 972                         return -EFAULT;
 973                 }
 974
 975                 /* Critical section: protect fifo in non-interrupt */
 976                 spin_lock_irqsave(&dev.lock, flags);
 977                 n = msnd_fifo_write(&dev.DAPF, page, k);
 978                 spin_unlock_irqrestore(&dev.lock, flags);
 979                 buf += n;
 980                 count -= n;
 981
 982                 if (count && n == k)
 983                         continue;
 984
 985                 if (!test_bit(F_WRITING, &dev.flags) && (dev.mode & FMODE_WRITE)) {
 986                         dev.last_playbank = -1;
 987                         if (pack_DAPF_to_DAPQ(1) > 0)
 988                                 set_bit(F_WRITING, &dev.flags);
 989                 }
 990
 991                 if (dev.play_ndelay) {
 992                         free_page((unsigned long)page);
 993                         return count == len ? -EAGAIN : len - count;
 994                 }
 995
 996                 if (count > 0) {
 997                         set_bit(F_WRITEBLOCK, &dev.flags);
 998                         interruptible_sleep_on_timeout(
 999                                 &dev.writeblock,
1000                                 get_play_delay_jiffies(DAP_BUFF_SIZE));
1001                         clear_bit(F_WRITEBLOCK, &dev.flags);
1002                         if (signal_pending(current)) {
1003                                 free_page((unsigned long)page);
1004                                 return -EINTR;
1005                         }
1006                 }
1007         }
1008
1009         free_page((unsigned long)page);
1010         return len - count;
1011 }
1012
1013 static ssize_t dev_read(struct file *file, char __user *buf, size_t count, loff_t *off)
1014 {
1015         int minor = iminor(file->f_path.dentry->d_inode);
1016         if (minor == dev.dsp_minor)
1017                 return dsp_read(buf, count);
1018         else
1019                 return -EINVAL;
1020 }
1021
1022 static ssize_t dev_write(struct file *file, const char __user *buf, size_t count, loff_t *off)
1023 {
1024         int minor = iminor(file->f_path.dentry->d_inode);
1025         if (minor == dev.dsp_minor)
1026                 return dsp_write(buf, count);
1027         else
1028                 return -EINVAL;
1029 }
1030
1031 static __inline__ void eval_dsp_msg(register WORD wMessage)
1032 {
1033         switch (HIBYTE(wMessage)) {
1034         case HIMT_PLAY_DONE:
1035                 if (dev.last_playbank == LOBYTE(wMessage) || !test_bit(F_WRITING, &dev.flags))
1036                         break;
1037                 dev.last_playbank = LOBYTE(wMessage);
1038
1039                 if (pack_DAPF_to_DAPQ(0) <= 0) {
1040                         if (!test_bit(F_WRITEBLOCK, &dev.flags)) {
1041                                 if (test_and_clear_bit(F_WRITEFLUSH, &dev.flags))
1042                                         wake_up_interruptible(&dev.writeflush);
1043                         }
1044                         clear_bit(F_WRITING, &dev.flags);
1045                 }
1046
1047                 if (test_bit(F_WRITEBLOCK, &dev.flags))
1048                         wake_up_interruptible(&dev.writeblock);
1049                 break;
1050
1051         case HIMT_RECORD_DONE:
1052                 if (dev.last_recbank == LOBYTE(wMessage))
1053                         break;
1054                 dev.last_recbank = LOBYTE(wMessage);
1055
1056                 pack_DARQ_to_DARF(dev.last_recbank);
1057
1058                 if (test_bit(F_READBLOCK, &dev.flags))
1059                         wake_up_interruptible(&dev.readblock);
1060                 break;
1061
1062         case HIMT_DSP:
1063                 switch (LOBYTE(wMessage)) {
1064 #ifndef MSND_CLASSIC
1065                 case HIDSP_PLAY_UNDER:
1066 #endif
1067                 case HIDSP_INT_PLAY_UNDER:
1068 /*                      printk(KERN_DEBUG LOGNAME ": Play underflow\n"); */
1069                         clear_bit(F_WRITING, &dev.flags);
1070                         break;
1071
1072                 case HIDSP_INT_RECORD_OVER:
1073 /*                      printk(KERN_DEBUG LOGNAME ": Record overflow\n"); */
1074                         clear_bit(F_READING, &dev.flags);
1075                         break;
1076
1077                 default:
1078 /*                      printk(KERN_DEBUG LOGNAME ": DSP message %d 0x%02x\n",
1079                         LOBYTE(wMessage), LOBYTE(wMessage)); */
1080                         break;
1081                 }
1082                 break;
1083
1084         case HIMT_MIDI_IN_UCHAR:
1085                 if (dev.midi_in_interrupt)
1086                         (*dev.midi_in_interrupt)(&dev);
1087                 break;
1088
1089         default:
1090 /*              printk(KERN_DEBUG LOGNAME ": HIMT message %d 0x%02x\n", HIBYTE(wMessage), HIBYTE(wMessage)); */
1091                 break;
1092         }
1093 }
1094
1095 static irqreturn_t intr(int irq, void *dev_id)
1096 {
1097         /* Send ack to DSP */
1098         msnd_inb(dev.io + HP_RXL);
1099
1100         /* Evaluate queued DSP messages */
1101         while (readw(dev.DSPQ + JQS_wTail) != readw(dev.DSPQ + JQS_wHead)) {
1102                 register WORD wTmp;
1103
1104                 eval_dsp_msg(readw(dev.pwDSPQData + 2*readw(dev.DSPQ + JQS_wHead)));
1105
1106                 if ((wTmp = readw(dev.DSPQ + JQS_wHead) + 1) > readw(dev.DSPQ + JQS_wSize))
1107                         writew(0, dev.DSPQ + JQS_wHead);
1108                 else
1109                         writew(wTmp, dev.DSPQ + JQS_wHead);
1110         }
1111         return IRQ_HANDLED;
1112 }
1113
1114 static const struct file_operations dev_fileops = {
1115         .owner          = THIS_MODULE,
1116         .read           = dev_read,
1117         .write          = dev_write,
1118         .unlocked_ioctl = dev_ioctl,
1119         .open           = dev_open,
1120         .release        = dev_release,
1121         .llseek         = noop_llseek,
1122 };
1123
1124 static int reset_dsp(void)
1125 {
1126         int timeout = 100;
1127
1128         msnd_outb(HPDSPRESET_ON, dev.io + HP_DSPR);
1129         mdelay(1);
1130 #ifndef MSND_CLASSIC
1131         dev.info = msnd_inb(dev.io + HP_INFO);
1132 #endif
1133         msnd_outb(HPDSPRESET_OFF, dev.io + HP_DSPR);
1134         mdelay(1);
1135         while (timeout-- > 0) {
1136                 if (msnd_inb(dev.io + HP_CVR) == HP_CVR_DEF)
1137                         return 0;
1138                 mdelay(1);
1139         }
1140         printk(KERN_ERR LOGNAME ": Cannot reset DSP\n");
1141
1142         return -EIO;
1143 }
1144
1145 static int __init probe_multisound(void)
1146 {
1147 #ifndef MSND_CLASSIC
1148         char *xv, *rev = NULL;
1149         char *pin = "Pinnacle", *fiji = "Fiji";
1150         char *pinfiji = "Pinnacle/Fiji";
1151 #endif
1152
1153         if (!request_region(dev.io, dev.numio, "probing")) {
1154                 printk(KERN_ERR LOGNAME ": I/O port conflict\n");
1155                 return -ENODEV;
1156         }
1157
1158         if (reset_dsp() < 0) {
1159                 release_region(dev.io, dev.numio);
1160                 return -ENODEV;
1161         }
1162
1163 #ifdef MSND_CLASSIC
1164         dev.name = "Classic/Tahiti/Monterey";
1165         printk(KERN_INFO LOGNAME ": %s, "
1166 #else
1167         switch (dev.info >> 4) {
1168         case 0xf: xv = "<= 1.15"; break;
1169         case 0x1: xv = "1.18/1.2"; break;
1170         case 0x2: xv = "1.3"; break;
1171         case 0x3: xv = "1.4"; break;
1172         default: xv = "unknown"; break;
1173         }
1174
1175         switch (dev.info & 0x7) {
1176         case 0x0: rev = "I"; dev.name = pin; break;
1177         case 0x1: rev = "F"; dev.name = pin; break;
1178         case 0x2: rev = "G"; dev.name = pin; break;
1179         case 0x3: rev = "H"; dev.name = pin; break;
1180         case 0x4: rev = "E"; dev.name = fiji; break;
1181         case 0x5: rev = "C"; dev.name = fiji; break;
1182         case 0x6: rev = "D"; dev.name = fiji; break;
1183         case 0x7:
1184                 rev = "A-B (Fiji) or A-E (Pinnacle)";
1185                 dev.name = pinfiji;
1186                 break;
1187         }
1188         printk(KERN_INFO LOGNAME ": %s revision %s, Xilinx version %s, "
1189 #endif /* MSND_CLASSIC */
1190                "I/O 0x%x-0x%x, IRQ %d, memory mapped to %p-%p\n",
1191                dev.name,
1192 #ifndef MSND_CLASSIC
1193                rev, xv,
1194 #endif
1195                dev.io, dev.io + dev.numio - 1,
1196                dev.irq,
1197                dev.base, dev.base + 0x7fff);
1198
1199         release_region(dev.io, dev.numio);
1200         return 0;
1201 }
1202
1203 static int init_sma(void)
1204 {
1205         static int initted;
1206         WORD mastVolLeft, mastVolRight;
1207         unsigned long flags;
1208
1209 #ifdef MSND_CLASSIC
1210         msnd_outb(dev.memid, dev.io + HP_MEMM);
1211 #endif
1212         msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
1213         if (initted) {
1214                 mastVolLeft = readw(dev.SMA + SMA_wCurrMastVolLeft);
1215                 mastVolRight = readw(dev.SMA + SMA_wCurrMastVolRight);
1216         } else
1217                 mastVolLeft = mastVolRight = 0;
1218         memset_io(dev.base, 0, 0x8000);
1219
1220         /* Critical section: bank 1 access */
1221         spin_lock_irqsave(&dev.lock, flags);
1222         msnd_outb(HPBLKSEL_1, dev.io + HP_BLKS);
1223         memset_io(dev.base, 0, 0x8000);
1224         msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
1225         spin_unlock_irqrestore(&dev.lock, flags);
1226
1227         dev.pwDSPQData = (dev.base + DSPQ_DATA_BUFF);
1228         dev.pwMODQData = (dev.base + MODQ_DATA_BUFF);
1229         dev.pwMIDQData = (dev.base + MIDQ_DATA_BUFF);
1230
1231         /* Motorola 56k shared memory base */
1232         dev.SMA = dev.base + SMA_STRUCT_START;
1233
1234         /* Digital audio play queue */
1235         dev.DAPQ = dev.base + DAPQ_OFFSET;
1236         msnd_init_queue(dev.DAPQ, DAPQ_DATA_BUFF, DAPQ_BUFF_SIZE);
1237
1238         /* Digital audio record queue */
1239         dev.DARQ = dev.base + DARQ_OFFSET;
1240         msnd_init_queue(dev.DARQ, DARQ_DATA_BUFF, DARQ_BUFF_SIZE);
1241
1242         /* MIDI out queue */
1243         dev.MODQ = dev.base + MODQ_OFFSET;
1244         msnd_init_queue(dev.MODQ, MODQ_DATA_BUFF, MODQ_BUFF_SIZE);
1245
1246         /* MIDI in queue */
1247         dev.MIDQ = dev.base + MIDQ_OFFSET;
1248         msnd_init_queue(dev.MIDQ, MIDQ_DATA_BUFF, MIDQ_BUFF_SIZE);
1249
1250         /* DSP -> host message queue */
1251         dev.DSPQ = dev.base + DSPQ_OFFSET;
1252         msnd_init_queue(dev.DSPQ, DSPQ_DATA_BUFF, DSPQ_BUFF_SIZE);
1253
1254         /* Setup some DSP values */
1255 #ifndef MSND_CLASSIC
1256         writew(1, dev.SMA + SMA_wCurrPlayFormat);
1257         writew(dev.play_sample_size, dev.SMA + SMA_wCurrPlaySampleSize);
1258         writew(dev.play_channels, dev.SMA + SMA_wCurrPlayChannels);
1259         writew(dev.play_sample_rate, dev.SMA + SMA_wCurrPlaySampleRate);
1260 #endif
1261         writew(dev.play_sample_rate, dev.SMA + SMA_wCalFreqAtoD);
1262         writew(mastVolLeft, dev.SMA + SMA_wCurrMastVolLeft);
1263         writew(mastVolRight, dev.SMA + SMA_wCurrMastVolRight);
1264 #ifndef MSND_CLASSIC
1265         writel(0x00010000, dev.SMA + SMA_dwCurrPlayPitch);
1266         writel(0x00000001, dev.SMA + SMA_dwCurrPlayRate);
1267 #endif
1268         writew(0x303, dev.SMA + SMA_wCurrInputTagBits);
1269
1270         initted = 1;
1271
1272         return 0;
1273 }
1274
1275 static int __init calibrate_adc(WORD srate)
1276 {
1277         writew(srate, dev.SMA + SMA_wCalFreqAtoD);
1278         if (dev.calibrate_signal == 0)
1279                 writew(readw(dev.SMA + SMA_wCurrHostStatusFlags)
1280                        | 0x0001, dev.SMA + SMA_wCurrHostStatusFlags);
1281         else
1282                 writew(readw(dev.SMA + SMA_wCurrHostStatusFlags)
1283                        & ~0x0001, dev.SMA + SMA_wCurrHostStatusFlags);
1284         if (msnd_send_word(&dev, 0, 0, HDEXAR_CAL_A_TO_D) == 0 &&
1285             chk_send_dsp_cmd(&dev, HDEX_AUX_REQ) == 0) {
1286                 current->state = TASK_INTERRUPTIBLE;
1287                 schedule_timeout(HZ / 3);
1288                 return 0;
1289         }
1290         printk(KERN_WARNING LOGNAME ": ADC calibration failed\n");
1291
1292         return -EIO;
1293 }
1294
1295 static int upload_dsp_code(void)
1296 {
1297         int ret = 0;
1298
1299         msnd_outb(HPBLKSEL_0, dev.io + HP_BLKS);
1300 #ifndef HAVE_DSPCODEH
1301         INITCODESIZE = mod_firmware_load(INITCODEFILE, &INITCODE);
1302         if (!INITCODE) {
1303                 printk(KERN_ERR LOGNAME ": Error loading " INITCODEFILE);
1304                 return -EBUSY;
1305         }
1306
1307         PERMCODESIZE = mod_firmware_load(PERMCODEFILE, &PERMCODE);
1308         if (!PERMCODE) {
1309                 printk(KERN_ERR LOGNAME ": Error loading " PERMCODEFILE);
1310                 vfree(INITCODE);
1311                 return -EBUSY;
1312         }
1313 #endif
1314         memcpy_toio(dev.base, PERMCODE, PERMCODESIZE);
1315         if (msnd_upload_host(&dev, INITCODE, INITCODESIZE) < 0) {
1316                 printk(KERN_WARNING LOGNAME ": Error uploading to DSP\n");
1317                 ret = -ENODEV;
1318                 goto out;
1319         }
1320 #ifdef HAVE_DSPCODEH
1321         printk(KERN_INFO LOGNAME ": DSP firmware uploaded (resident)\n");
1322 #else
1323         printk(KERN_INFO LOGNAME ": DSP firmware uploaded\n");
1324 #endif
1325
1326 out:
1327 #ifndef HAVE_DSPCODEH
1328         vfree(INITCODE);
1329         vfree(PERMCODE);
1330 #endif
1331
1332         return ret;
1333 }
1334
1335 #ifdef MSND_CLASSIC
1336 static void reset_proteus(void)
1337 {
1338         msnd_outb(HPPRORESET_ON, dev.io + HP_PROR);
1339         mdelay(TIME_PRO_RESET);
1340         msnd_outb(HPPRORESET_OFF, dev.io + HP_PROR);
1341         mdelay(TIME_PRO_RESET_DONE);
1342 }
1343 #endif
1344
1345 static int initialize(void)
1346 {
1347         int err, timeout;
1348
1349 #ifdef MSND_CLASSIC
1350         msnd_outb(HPWAITSTATE_0, dev.io + HP_WAIT);
1351         msnd_outb(HPBITMODE_16, dev.io + HP_BITM);
1352
1353         reset_proteus();
1354 #endif
1355         if ((err = init_sma()) < 0) {
1356                 printk(KERN_WARNING LOGNAME ": Cannot initialize SMA\n");
1357                 return err;
1358         }
1359
1360         if ((err = reset_dsp()) < 0)
1361                 return err;
1362
1363         if ((err = upload_dsp_code()) < 0) {
1364                 printk(KERN_WARNING LOGNAME ": Cannot upload DSP code\n");
1365                 return err;
1366         }
1367
1368         timeout = 200;
1369         while (readw(dev.base)) {
1370                 mdelay(1);
1371                 if (!timeout--) {
1372                         printk(KERN_DEBUG LOGNAME ": DSP reset timeout\n");
1373                         return -EIO;
1374                 }
1375         }
1376
1377         mixer_setup();
1378
1379         return 0;
1380 }
1381
1382 static int dsp_full_reset(void)
1383 {
1384         int rv;
1385
1386         if (test_bit(F_RESETTING, &dev.flags) || ++dev.nresets > 10)
1387                 return 0;
1388
1389         set_bit(F_RESETTING, &dev.flags);
1390         printk(KERN_INFO LOGNAME ": DSP reset\n");
1391         dsp_halt(NULL);                 /* Unconditionally halt */
1392         if ((rv = initialize()))
1393                 printk(KERN_WARNING LOGNAME ": DSP reset failed\n");
1394         force_recsrc(dev.recsrc);
1395         dsp_open(NULL);
1396         clear_bit(F_RESETTING, &dev.flags);
1397
1398         return rv;
1399 }
1400
1401 static int __init attach_multisound(void)
1402 {
1403         int err;
1404
1405         if ((err = request_irq(dev.irq, intr, 0, dev.name, &dev)) < 0) {
1406                 printk(KERN_ERR LOGNAME ": Couldn't grab IRQ %d\n", dev.irq);
1407                 return err;
1408         }
1409         if (request_region(dev.io, dev.numio, dev.name) == NULL) {
1410                 free_irq(dev.irq, &dev);
1411                 return -EBUSY;
1412         }
1413
1414         err = dsp_full_reset();
1415         if (err < 0) {
1416                 release_region(dev.io, dev.numio);
1417                 free_irq(dev.irq, &dev);
1418                 return err;
1419         }
1420
1421         if ((err = msnd_register(&dev)) < 0) {
1422                 printk(KERN_ERR LOGNAME ": Unable to register MultiSound\n");
1423                 release_region(dev.io, dev.numio);
1424                 free_irq(dev.irq, &dev);
1425                 return err;
1426         }
1427
1428         if ((dev.dsp_minor = register_sound_dsp(&dev_fileops, -1)) < 0) {
1429                 printk(KERN_ERR LOGNAME ": Unable to register DSP operations\n");
1430                 msnd_unregister(&dev);
1431                 release_region(dev.io, dev.numio);
1432                 free_irq(dev.irq, &dev);
1433                 return dev.dsp_minor;
1434         }
1435
1436         if ((dev.mixer_minor = register_sound_mixer(&dev_fileops, -1)) < 0) {
1437                 printk(KERN_ERR LOGNAME ": Unable to register mixer operations\n");
1438                 unregister_sound_mixer(dev.mixer_minor);
1439                 msnd_unregister(&dev);
1440                 release_region(dev.io, dev.numio);
1441                 free_irq(dev.irq, &dev);
1442                 return dev.mixer_minor;
1443         }
1444
1445         dev.ext_midi_dev = dev.hdr_midi_dev = -1;
1446
1447         disable_irq(dev.irq);
1448         calibrate_adc(dev.play_sample_rate);
1449 #ifndef MSND_CLASSIC
1450         force_recsrc(SOUND_MASK_IMIX);
1451 #endif
1452
1453         return 0;
1454 }
1455
1456 static void __exit unload_multisound(void)
1457 {
1458         release_region(dev.io, dev.numio);
1459         free_irq(dev.irq, &dev);
1460         unregister_sound_mixer(dev.mixer_minor);
1461         unregister_sound_dsp(dev.dsp_minor);
1462         msnd_unregister(&dev);
1463 }
1464
1465 #ifndef MSND_CLASSIC
1466
1467 /* Pinnacle/Fiji Logical Device Configuration */
1468
1469 static int __init msnd_write_cfg(int cfg, int reg, int value)
1470 {
1471         msnd_outb(reg, cfg);
1472         msnd_outb(value, cfg + 1);
1473         if (value != msnd_inb(cfg + 1)) {
1474                 printk(KERN_ERR LOGNAME ": msnd_write_cfg: I/O error\n");
1475                 return -EIO;
1476         }
1477         return 0;
1478 }
1479
1480 static int __init msnd_write_cfg_io0(int cfg, int num, WORD io)
1481 {
1482         if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
1483                 return -EIO;
1484         if (msnd_write_cfg(cfg, IREG_IO0_BASEHI, HIBYTE(io)))
1485                 return -EIO;
1486         if (msnd_write_cfg(cfg, IREG_IO0_BASELO, LOBYTE(io)))
1487                 return -EIO;
1488         return 0;
1489 }
1490
1491 static int __init msnd_write_cfg_io1(int cfg, int num, WORD io)
1492 {
1493         if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
1494                 return -EIO;
1495         if (msnd_write_cfg(cfg, IREG_IO1_BASEHI, HIBYTE(io)))
1496                 return -EIO;
1497         if (msnd_write_cfg(cfg, IREG_IO1_BASELO, LOBYTE(io)))
1498                 return -EIO;
1499         return 0;
1500 }
1501
1502 static int __init msnd_write_cfg_irq(int cfg, int num, WORD irq)
1503 {
1504         if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
1505                 return -EIO;
1506         if (msnd_write_cfg(cfg, IREG_IRQ_NUMBER, LOBYTE(irq)))
1507                 return -EIO;
1508         if (msnd_write_cfg(cfg, IREG_IRQ_TYPE, IRQTYPE_EDGE))
1509                 return -EIO;
1510         return 0;
1511 }
1512
1513 static int __init msnd_write_cfg_mem(int cfg, int num, int mem)
1514 {
1515         WORD wmem;
1516
1517         mem >>= 8;
1518         mem &= 0xfff;
1519         wmem = (WORD)mem;
1520         if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
1521                 return -EIO;
1522         if (msnd_write_cfg(cfg, IREG_MEMBASEHI, HIBYTE(wmem)))
1523                 return -EIO;
1524         if (msnd_write_cfg(cfg, IREG_MEMBASELO, LOBYTE(wmem)))
1525                 return -EIO;
1526         if (wmem && msnd_write_cfg(cfg, IREG_MEMCONTROL, (MEMTYPE_HIADDR | MEMTYPE_16BIT)))
1527                 return -EIO;
1528         return 0;
1529 }
1530
1531 static int __init msnd_activate_logical(int cfg, int num)
1532 {
1533         if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
1534                 return -EIO;
1535         if (msnd_write_cfg(cfg, IREG_ACTIVATE, LD_ACTIVATE))
1536                 return -EIO;
1537         return 0;
1538 }
1539
1540 static int __init msnd_write_cfg_logical(int cfg, int num, WORD io0, WORD io1, WORD irq, int mem)
1541 {
1542         if (msnd_write_cfg(cfg, IREG_LOGDEVICE, num))
1543                 return -EIO;
1544         if (msnd_write_cfg_io0(cfg, num, io0))
1545                 return -EIO;
1546         if (msnd_write_cfg_io1(cfg, num, io1))
1547                 return -EIO;
1548         if (msnd_write_cfg_irq(cfg, num, irq))
1549                 return -EIO;
1550         if (msnd_write_cfg_mem(cfg, num, mem))
1551                 return -EIO;
1552         if (msnd_activate_logical(cfg, num))
1553                 return -EIO;
1554         return 0;
1555 }
1556
1557 typedef struct msnd_pinnacle_cfg_device {
1558         WORD io0, io1, irq;
1559         int mem;
1560 } msnd_pinnacle_cfg_t[4];
1561
1562 static int __init msnd_pinnacle_cfg_devices(int cfg, int reset, msnd_pinnacle_cfg_t device)
1563 {
1564         int i;
1565
1566         /* Reset devices if told to */
1567         if (reset) {
1568                 printk(KERN_INFO LOGNAME ": Resetting all devices\n");
1569                 for (i = 0; i < 4; ++i)
1570                         if (msnd_write_cfg_logical(cfg, i, 0, 0, 0, 0))
1571                                 return -EIO;
1572         }
1573
1574         /* Configure specified devices */
1575         for (i = 0; i < 4; ++i) {
1576
1577                 switch (i) {
1578                 case 0:         /* DSP */
1579                         if (!(device[i].io0 && device[i].irq && device[i].mem))
1580                                 continue;
1581                         break;
1582                 case 1:         /* MPU */
1583                         if (!(device[i].io0 && device[i].irq))
1584                                 continue;
1585                         printk(KERN_INFO LOGNAME
1586                                ": Configuring MPU to I/O 0x%x IRQ %d\n",
1587                                device[i].io0, device[i].irq);
1588                         break;
1589                 case 2:         /* IDE */
1590                         if (!(device[i].io0 && device[i].io1 && device[i].irq))
1591                                 continue;
1592                         printk(KERN_INFO LOGNAME
1593                                ": Configuring IDE to I/O 0x%x, 0x%x IRQ %d\n",
1594                                device[i].io0, device[i].io1, device[i].irq);
1595                         break;
1596                 case 3:         /* Joystick */
1597                         if (!(device[i].io0))
1598                                 continue;
1599                         printk(KERN_INFO LOGNAME
1600                                ": Configuring joystick to I/O 0x%x\n",
1601                                device[i].io0);
1602                         break;
1603                 }
1604
1605                 /* Configure the device */
1606                 if (msnd_write_cfg_logical(cfg, i, device[i].io0, device[i].io1, device[i].irq, device[i].mem))
1607                         return -EIO;
1608         }
1609
1610         return 0;
1611 }
1612 #endif
1613
1614 #ifdef MODULE
1615 MODULE_AUTHOR                           ("Andrew Veliath <andrewtv@usa.net>");
1616 MODULE_DESCRIPTION                      ("Turtle Beach " LONGNAME " Linux Driver");
1617 MODULE_LICENSE("GPL");
1618
1619 static int io __initdata =              -1;
1620 static int irq __initdata =             -1;
1621 static int mem __initdata =             -1;
1622 static int write_ndelay __initdata =    -1;
1623
1624 #ifndef MSND_CLASSIC
1625 /* Pinnacle/Fiji non-PnP Config Port */
1626 static int cfg __initdata =             -1;
1627
1628 /* Extra Peripheral Configuration */
1629 static int reset __initdata = 0;
1630 static int mpu_io __initdata = 0;
1631 static int mpu_irq __initdata = 0;
1632 static int ide_io0 __initdata = 0;
1633 static int ide_io1 __initdata = 0;
1634 static int ide_irq __initdata = 0;
1635 static int joystick_io __initdata = 0;
1636
1637 /* If we have the digital daugherboard... */
1638 static bool digital __initdata = false;
1639 #endif
1640
1641 static int fifosize __initdata =        DEFFIFOSIZE;
1642 static int calibrate_signal __initdata = 0;
1643
1644 #else /* not a module */
1645
1646 static int write_ndelay __initdata =    -1;
1647
1648 #ifdef MSND_CLASSIC
1649 static int io __initdata =              CONFIG_MSNDCLAS_IO;
1650 static int irq __initdata =             CONFIG_MSNDCLAS_IRQ;
1651 static int mem __initdata =             CONFIG_MSNDCLAS_MEM;
1652 #else /* Pinnacle/Fiji */
1653
1654 static int io __initdata =              CONFIG_MSNDPIN_IO;
1655 static int irq __initdata =             CONFIG_MSNDPIN_IRQ;
1656 static int mem __initdata =             CONFIG_MSNDPIN_MEM;
1657
1658 /* Pinnacle/Fiji non-PnP Config Port */
1659 #ifdef CONFIG_MSNDPIN_NONPNP
1660 #  ifndef CONFIG_MSNDPIN_CFG
1661 #    define CONFIG_MSNDPIN_CFG          0x250
1662 #  endif
1663 #else
1664 #  ifdef CONFIG_MSNDPIN_CFG
1665 #    undef CONFIG_MSNDPIN_CFG
1666 #  endif
1667 #  define CONFIG_MSNDPIN_CFG            -1
1668 #endif
1669 static int cfg __initdata =             CONFIG_MSNDPIN_CFG;
1670 /* If not a module, we don't need to bother with reset=1 */
1671 static int reset;
1672
1673 /* Extra Peripheral Configuration (Default: Disable) */
1674 #ifndef CONFIG_MSNDPIN_MPU_IO
1675 #  define CONFIG_MSNDPIN_MPU_IO         0
1676 #endif
1677 static int mpu_io __initdata =          CONFIG_MSNDPIN_MPU_IO;
1678
1679 #ifndef CONFIG_MSNDPIN_MPU_IRQ
1680 #  define CONFIG_MSNDPIN_MPU_IRQ        0
1681 #endif
1682 static int mpu_irq __initdata =         CONFIG_MSNDPIN_MPU_IRQ;
1683
1684 #ifndef CONFIG_MSNDPIN_IDE_IO0
1685 #  define CONFIG_MSNDPIN_IDE_IO0        0
1686 #endif
1687 static int ide_io0 __initdata =         CONFIG_MSNDPIN_IDE_IO0;
1688
1689 #ifndef CONFIG_MSNDPIN_IDE_IO1
1690 #  define CONFIG_MSNDPIN_IDE_IO1        0
1691 #endif
1692 static int ide_io1 __initdata =         CONFIG_MSNDPIN_IDE_IO1;
1693
1694 #ifndef CONFIG_MSNDPIN_IDE_IRQ
1695 #  define CONFIG_MSNDPIN_IDE_IRQ        0
1696 #endif
1697 static int ide_irq __initdata =         CONFIG_MSNDPIN_IDE_IRQ;
1698
1699 #ifndef CONFIG_MSNDPIN_JOYSTICK_IO
1700 #  define CONFIG_MSNDPIN_JOYSTICK_IO    0
1701 #endif
1702 static int joystick_io __initdata =     CONFIG_MSNDPIN_JOYSTICK_IO;
1703
1704 /* Have SPDIF (Digital) Daughterboard */
1705 #ifndef CONFIG_MSNDPIN_DIGITAL
1706 #  define CONFIG_MSNDPIN_DIGITAL        0
1707 #endif
1708 static bool digital __initdata =        CONFIG_MSNDPIN_DIGITAL;
1709
1710 #endif /* MSND_CLASSIC */
1711
1712 #ifndef CONFIG_MSND_FIFOSIZE
1713 #  define CONFIG_MSND_FIFOSIZE          DEFFIFOSIZE
1714 #endif
1715 static int fifosize __initdata =        CONFIG_MSND_FIFOSIZE;
1716
1717 #ifndef CONFIG_MSND_CALSIGNAL
1718 #  define CONFIG_MSND_CALSIGNAL         0
1719 #endif
1720 static int
1721 calibrate_signal __initdata =           CONFIG_MSND_CALSIGNAL;
1722 #endif /* MODULE */
1723
1724 module_param                            (io, int, 0);
1725 module_param                            (irq, int, 0);
1726 module_param                            (mem, int, 0);
1727 module_param                            (write_ndelay, int, 0);
1728 module_param                            (fifosize, int, 0);
1729 module_param                            (calibrate_signal, int, 0);
1730 #ifndef MSND_CLASSIC
1731 module_param                            (digital, bool, 0);
1732 module_param                            (cfg, int, 0);
1733 module_param                            (reset, int, 0);
1734 module_param                            (mpu_io, int, 0);
1735 module_param                            (mpu_irq, int, 0);
1736 module_param                            (ide_io0, int, 0);
1737 module_param                            (ide_io1, int, 0);
1738 module_param                            (ide_irq, int, 0);
1739 module_param                            (joystick_io, int, 0);
1740 #endif
1741
1742 static int __init msnd_init(void)
1743 {
1744         int err;
1745 #ifndef MSND_CLASSIC
1746         static msnd_pinnacle_cfg_t pinnacle_devs;
1747 #endif /* MSND_CLASSIC */
1748
1749         printk(KERN_INFO LOGNAME ": Turtle Beach " LONGNAME " Linux Driver Version "
1750                VERSION ", Copyright (C) 1998 Andrew Veliath\n");
1751
1752         if (io == -1 || irq == -1 || mem == -1)
1753                 printk(KERN_WARNING LOGNAME ": io, irq and mem must be set\n");
1754
1755 #ifdef MSND_CLASSIC
1756         if (io == -1 ||
1757             !(io == 0x290 ||
1758               io == 0x260 ||
1759               io == 0x250 ||
1760               io == 0x240 ||
1761               io == 0x230 ||
1762               io == 0x220 ||
1763               io == 0x210 ||
1764               io == 0x3e0)) {
1765                 printk(KERN_ERR LOGNAME ": \"io\" - DSP I/O base must be set to 0x210, 0x220, 0x230, 0x240, 0x250, 0x260, 0x290, or 0x3E0\n");
1766                 return -EINVAL;
1767         }
1768 #else
1769         if (io == -1 ||
1770                 io < 0x100 ||
1771                 io > 0x3e0 ||
1772                 (io % 0x10) != 0) {
1773                         printk(KERN_ERR LOGNAME ": \"io\" - DSP I/O base must within the range 0x100 to 0x3E0 and must be evenly divisible by 0x10\n");
1774                         return -EINVAL;
1775         }
1776 #endif /* MSND_CLASSIC */
1777
1778         if (irq == -1 ||
1779             !(irq == 5 ||
1780               irq == 7 ||
1781               irq == 9 ||
1782               irq == 10 ||
1783               irq == 11 ||
1784               irq == 12)) {
1785                 printk(KERN_ERR LOGNAME ": \"irq\" - must be set to 5, 7, 9, 10, 11 or 12\n");
1786                 return -EINVAL;
1787         }
1788
1789         if (mem == -1 ||
1790             !(mem == 0xb0000 ||
1791               mem == 0xc8000 ||
1792               mem == 0xd0000 ||
1793               mem == 0xd8000 ||
1794               mem == 0xe0000 ||
1795               mem == 0xe8000)) {
1796                 printk(KERN_ERR LOGNAME ": \"mem\" - must be set to "
1797                        "0xb0000, 0xc8000, 0xd0000, 0xd8000, 0xe0000 or 0xe8000\n");
1798                 return -EINVAL;
1799         }
1800
1801 #ifdef MSND_CLASSIC
1802         switch (irq) {
1803         case 5: dev.irqid = HPIRQ_5; break;
1804         case 7: dev.irqid = HPIRQ_7; break;
1805         case 9: dev.irqid = HPIRQ_9; break;
1806         case 10: dev.irqid = HPIRQ_10; break;
1807         case 11: dev.irqid = HPIRQ_11; break;
1808         case 12: dev.irqid = HPIRQ_12; break;
1809         }
1810
1811         switch (mem) {
1812         case 0xb0000: dev.memid = HPMEM_B000; break;
1813         case 0xc8000: dev.memid = HPMEM_C800; break;
1814         case 0xd0000: dev.memid = HPMEM_D000; break;
1815         case 0xd8000: dev.memid = HPMEM_D800; break;
1816         case 0xe0000: dev.memid = HPMEM_E000; break;
1817         case 0xe8000: dev.memid = HPMEM_E800; break;
1818         }
1819 #else
1820         if (cfg == -1) {
1821                 printk(KERN_INFO LOGNAME ": Assuming PnP mode\n");
1822         } else if (cfg != 0x250 && cfg != 0x260 && cfg != 0x270) {
1823                 printk(KERN_INFO LOGNAME ": Config port must be 0x250, 0x260 or 0x270 (or unspecified for PnP mode)\n");
1824                 return -EINVAL;
1825         } else {
1826                 printk(KERN_INFO LOGNAME ": Non-PnP mode: configuring at port 0x%x\n", cfg);
1827
1828                 /* DSP */
1829                 pinnacle_devs[0].io0 = io;
1830                 pinnacle_devs[0].irq = irq;
1831                 pinnacle_devs[0].mem = mem;
1832
1833                 /* The following are Pinnacle specific */
1834
1835                 /* MPU */
1836                 pinnacle_devs[1].io0 = mpu_io;
1837                 pinnacle_devs[1].irq = mpu_irq;
1838
1839                 /* IDE */
1840                 pinnacle_devs[2].io0 = ide_io0;
1841                 pinnacle_devs[2].io1 = ide_io1;
1842                 pinnacle_devs[2].irq = ide_irq;
1843
1844                 /* Joystick */
1845                 pinnacle_devs[3].io0 = joystick_io;
1846
1847                 if (!request_region(cfg, 2, "Pinnacle/Fiji Config")) {
1848                         printk(KERN_ERR LOGNAME ": Config port 0x%x conflict\n", cfg);
1849                         return -EIO;
1850                 }
1851
1852                 if (msnd_pinnacle_cfg_devices(cfg, reset, pinnacle_devs)) {
1853                         printk(KERN_ERR LOGNAME ": Device configuration error\n");
1854                         release_region(cfg, 2);
1855                         return -EIO;
1856                 }
1857                 release_region(cfg, 2);
1858         }
1859 #endif /* MSND_CLASSIC */
1860
1861         if (fifosize < 16)
1862                 fifosize = 16;
1863
1864         if (fifosize > 1024)
1865                 fifosize = 1024;
1866
1867         set_default_audio_parameters();
1868 #ifdef MSND_CLASSIC
1869         dev.type = msndClassic;
1870 #else
1871         dev.type = msndPinnacle;
1872 #endif
1873         dev.io = io;
1874         dev.numio = DSP_NUMIO;
1875         dev.irq = irq;
1876         dev.base = ioremap(mem, 0x8000);
1877         dev.fifosize = fifosize * 1024;
1878         dev.calibrate_signal = calibrate_signal ? 1 : 0;
1879         dev.recsrc = 0;
1880         dev.dspq_data_buff = DSPQ_DATA_BUFF;
1881         dev.dspq_buff_size = DSPQ_BUFF_SIZE;
1882         if (write_ndelay == -1)
1883                 write_ndelay = CONFIG_MSND_WRITE_NDELAY;
1884         if (write_ndelay)
1885                 clear_bit(F_DISABLE_WRITE_NDELAY, &dev.flags);
1886         else
1887                 set_bit(F_DISABLE_WRITE_NDELAY, &dev.flags);
1888 #ifndef MSND_CLASSIC
1889         if (digital)
1890                 set_bit(F_HAVEDIGITAL, &dev.flags);
1891 #endif
1892         init_waitqueue_head(&dev.writeblock);
1893         init_waitqueue_head(&dev.readblock);
1894         init_waitqueue_head(&dev.writeflush);
1895         msnd_fifo_init(&dev.DAPF);
1896         msnd_fifo_init(&dev.DARF);
1897         spin_lock_init(&dev.lock);
1898         printk(KERN_INFO LOGNAME ": %u byte audio FIFOs (x2)\n", dev.fifosize);
1899         if ((err = msnd_fifo_alloc(&dev.DAPF, dev.fifosize)) < 0) {
1900                 printk(KERN_ERR LOGNAME ": Couldn't allocate write FIFO\n");
1901                 return err;
1902         }
1903
1904         if ((err = msnd_fifo_alloc(&dev.DARF, dev.fifosize)) < 0) {
1905                 printk(KERN_ERR LOGNAME ": Couldn't allocate read FIFO\n");
1906                 msnd_fifo_free(&dev.DAPF);
1907                 return err;
1908         }
1909
1910         if ((err = probe_multisound()) < 0) {
1911                 printk(KERN_ERR LOGNAME ": Probe failed\n");
1912                 msnd_fifo_free(&dev.DAPF);
1913                 msnd_fifo_free(&dev.DARF);
1914                 return err;
1915         }
1916
1917         if ((err = attach_multisound()) < 0) {
1918                 printk(KERN_ERR LOGNAME ": Attach failed\n");
1919                 msnd_fifo_free(&dev.DAPF);
1920                 msnd_fifo_free(&dev.DARF);
1921                 return err;
1922         }
1923
1924         return 0;
1925 }
1926
1927 static void __exit msdn_cleanup(void)
1928 {
1929         unload_multisound();
1930         msnd_fifo_free(&dev.DAPF);
1931         msnd_fifo_free(&dev.DARF);
1932 }
1933
1934 module_init(msnd_init);
1935 module_exit(msdn_cleanup);