multimedia/mixer.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2
   3 /*
   4  * Sample MIXER Wine Driver for Linux
   5  *
   6  * Copyright    1997 Marcus Meissner
   7  *              1999 Eric Pouech
   8  */
   9
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include <unistd.h>
  13 #include <fcntl.h>
  14 #include <sys/ioctl.h>
  15 #include "windef.h"
  16 #include "user.h"
  17 #include "driver.h"
  18 #include "multimedia.h"
  19 #include "debugtools.h"
  20
  21 DEFAULT_DEBUG_CHANNEL(mmaux)
  22
  23 #ifdef HAVE_OSS
  24 #define MIXER_DEV "/dev/mixer"
  25
  26 #define WINE_MIXER_MANUF_ID             0xAA
  27 #define WINE_MIXER_PRODUCT_ID           0x55
  28 #define WINE_MIXER_VERSION              0x0100
  29 #define WINE_MIXER_NAME                 "WINE OSS Mixer"
  30
  31 #define WINE_CHN_MASK(_x)               (1L << (_x))
  32 #define WINE_CHN_SUPPORTS(_c, _x)       ((_c) & WINE_CHN_MASK(_x))
  33 #define WINE_MIXER_MASK                 (WINE_CHN_MASK(SOUND_MIXER_VOLUME) | \
  34                                          WINE_CHN_MASK(SOUND_MIXER_BASS)   | \
  35                                          WINE_CHN_MASK(SOUND_MIXER_TREBLE) | \
  36                                          WINE_CHN_MASK(SOUND_MIXER_SYNTH)  | \
  37                                          WINE_CHN_MASK(SOUND_MIXER_PCM)    | \
  38                                          WINE_CHN_MASK(SOUND_MIXER_LINE)   | \
  39                                          WINE_CHN_MASK(SOUND_MIXER_MIC)    | \
  40                                          WINE_CHN_MASK(SOUND_MIXER_CD))
  41
  42 /**************************************************************************
  43  *                              MIX_GetVal                      [internal]
  44  */
  45 static  BOOL    MIX_GetVal(int chn, int* val)
  46 {
  47     int         mixer;
  48     BOOL        ret = FALSE;
  49
  50     if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
  51         /* FIXME: ENXIO => no mixer installed */
  52         WARN("mixer device not available !\n");
  53     } else {
  54         if (ioctl(mixer, MIXER_READ(chn), val) >= 0) {
  55             TRACE("Reading %x on %d\n", *val, chn);
  56             ret = TRUE;
  57         }
  58         close(mixer);
  59     }
  60     return ret;
  61 }
  62
  63 /**************************************************************************
  64  *                              MIX_SetVal                      [internal]
  65  */
  66 static  BOOL    MIX_SetVal(int chn, int* val)
  67 {
  68     int         mixer;
  69     BOOL        ret = FALSE;
  70
  71     TRACE("Writing %x on %d\n", *val, chn);
  72
  73     if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
  74         /* FIXME: ENXIO => no mixer installed */
  75         WARN("mixer device not available !\n");
  76     } else {
  77         if (ioctl(mixer, MIXER_WRITE(chn), val) >= 0) {
  78             ret = TRUE;
  79         }
  80         close(mixer);
  81     }
  82     return ret;
  83 }
  84
  85 /**************************************************************************
  86  *                              MIX_GetDevCaps                  [internal]
  87  */
  88 static DWORD MIX_GetDevCaps(WORD wDevID, LPMIXERCAPSA lpCaps, DWORD dwSize)
  89 {
  90     int                 mixer, mask;
  91
  92     TRACE("(%04X, %p, %lu);\n", wDevID, lpCaps, dwSize);
  93
  94     if (wDevID != 0) return MMSYSERR_BADDEVICEID;
  95     if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
  96
  97     if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
  98         /* FIXME: ENXIO => no mixer installed */
  99         WARN("mixer device not available !\n");
 100         return MMSYSERR_NOTENABLED;
 101     }
 102     lpCaps->wMid = WINE_MIXER_MANUF_ID;
 103     lpCaps->wPid = WINE_MIXER_PRODUCT_ID;
 104     lpCaps->vDriverVersion = WINE_MIXER_VERSION;
 105     strcpy(lpCaps->szPname, WINE_MIXER_NAME);
 106     if (ioctl(mixer, SOUND_MIXER_READ_DEVMASK, &mask) == -1) {
 107         close(mixer);
 108         perror("ioctl mixer SOUND_MIXER_DEVMASK");
 109         return MMSYSERR_NOTENABLED;
 110     }
 111
 112     /* FIXME: can the Linux Mixer differ between multiple mixer targets ? */
 113     lpCaps->cDestinations = 1;
 114     lpCaps->fdwSupport = 0; /* No bits defined yet */
 115
 116     close(mixer);
 117     return MMSYSERR_NOERROR;
 118 }
 119
 120 static char *sdlabels[SOUND_MIXER_NRDEVICES] = SOUND_DEVICE_LABELS;
 121 static char *sdnames[SOUND_MIXER_NRDEVICES] = SOUND_DEVICE_NAMES;
 122
 123 /**************************************************************************
 124  *                              MIX_GetLineInfoFromIndex        [internal]
 125  */
 126 static  void    MIX_GetLineInfoFromIndex(LPMIXERLINEA lpMl, int devmask, DWORD idx)
 127 {
 128     strcpy(lpMl->szShortName, sdlabels[idx]);
 129     strcpy(lpMl->szName, sdnames[idx]);
 130     lpMl->dwLineID = idx;
 131     lpMl->dwDestination = 0; /* index for speakers */
 132     lpMl->cConnections = 1;
 133     lpMl->cControls = 1;
 134     switch (idx) {
 135     case SOUND_MIXER_SYNTH:
 136         lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER;
 137         lpMl->fdwLine    |= MIXERLINE_LINEF_SOURCE;
 138         break;
 139     case SOUND_MIXER_CD:
 140         lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC;
 141         lpMl->fdwLine    |= MIXERLINE_LINEF_SOURCE;
 142         break;
 143     case SOUND_MIXER_LINE:
 144         lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_LINE;
 145         lpMl->fdwLine    |= MIXERLINE_LINEF_SOURCE;
 146         break;
 147     case SOUND_MIXER_MIC:
 148         lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE;
 149         lpMl->fdwLine    |= MIXERLINE_LINEF_SOURCE;
 150         break;
 151     case SOUND_MIXER_PCM:
 152         lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT;
 153         lpMl->fdwLine    |= MIXERLINE_LINEF_SOURCE;
 154         break;
 155     default:
 156         ERR("Index %ld not handled.\n", idx);
 157         break;
 158     }
 159 }
 160
 161 /**************************************************************************
 162  *                              MIX_GetLineInfo                 [internal]
 163  */
 164 static DWORD MIX_GetLineInfo(WORD wDevID, LPMIXERLINEA lpMl, DWORD fdwInfo)
 165 {
 166     int                 mixer, i, j;
 167     int                 devmask, stereomask;
 168     BOOL                isDst = FALSE;
 169     DWORD               ret = MMSYSERR_NOERROR;
 170
 171     TRACE("(%04X, %p, %lu);\n", wDevID, lpMl, fdwInfo);
 172     if (lpMl == NULL || lpMl->cbStruct != sizeof(*lpMl))
 173         return MMSYSERR_INVALPARAM;
 174     if ((mixer = open(MIXER_DEV, O_RDWR)) < 0)
 175         return MMSYSERR_NOTENABLED;
 176
 177     if (ioctl(mixer, SOUND_MIXER_READ_DEVMASK, &devmask) == -1) {
 178         close(mixer);
 179         perror("ioctl mixer SOUND_MIXER_DEVMASK");
 180         return MMSYSERR_NOTENABLED;
 181     }
 182     devmask &= WINE_MIXER_MASK;
 183     if (ioctl(mixer, SOUND_MIXER_READ_STEREODEVS, &stereomask) == -1) {
 184         close(mixer);
 185         perror("ioctl mixer SOUND_MIXER_STEREODEVS");
 186         return MMSYSERR_NOTENABLED;
 187     }
 188     stereomask &= WINE_MIXER_MASK;
 189
 190 #if 0
 191     int                 recsrc, recmask;
 192
 193     if (ioctl(mixer, SOUND_MIXER_READ_RECSRC, &recsrc) == -1) {
 194         close(mixer);
 195         perror("ioctl mixer SOUND_MIXER_RECSRC");
 196         return MMSYSERR_NOTENABLED;
 197     }
 198
 199     if (ioctl(mixer, SOUND_MIXER_READ_RECMASK, &recmask) == -1) {
 200         close(mixer);
 201         perror("ioctl mixer SOUND_MIXER_RECMASK");
 202         return MMSYSERR_NOTENABLED;
 203     }
 204 #endif
 205
 206     /* FIXME: set all the variables correctly... the lines below
 207      * are very wrong...
 208      */
 209     lpMl->fdwLine       = MIXERLINE_LINEF_ACTIVE;
 210     lpMl->cChannels     = 1;
 211     lpMl->dwUser        = 0;
 212     lpMl->cControls     = 1;
 213
 214     switch (fdwInfo & MIXER_GETLINEINFOF_QUERYMASK) {
 215     case MIXER_GETLINEINFOF_DESTINATION:
 216         TRACE("DESTINATION (%08lx)\n", lpMl->dwDestination);
 217         /* FIXME: Linux doesn't seem to support multiple outputs?
 218          * So we have only one output type: Speaker.
 219          */
 220         lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_DST_SPEAKERS;
 221         lpMl->dwSource = 0xFFFFFFFF;
 222         lpMl->dwLineID = SOUND_MIXER_VOLUME;
 223         strncpy(lpMl->szShortName, sdlabels[SOUND_MIXER_VOLUME], MIXER_SHORT_NAME_CHARS);
 224         strncpy(lpMl->szName, sdnames[SOUND_MIXER_VOLUME], MIXER_LONG_NAME_CHARS);
 225
 226         /* we have all connections found in the devmask */
 227         lpMl->cConnections = 0;
 228         for (j = 1; j < SOUND_MIXER_NRDEVICES; j++)
 229             if (WINE_CHN_SUPPORTS(devmask, j))
 230                 lpMl->cConnections++;
 231         if (stereomask & WINE_CHN_MASK(SOUND_MIXER_VOLUME))
 232             lpMl->cChannels++;
 233         break;
 234     case MIXER_GETLINEINFOF_SOURCE:
 235         TRACE("SOURCE (%08lx)\n", lpMl->dwSource);
 236         i = lpMl->dwSource;
 237         for (j = 1; j < SOUND_MIXER_NRDEVICES; j++) {
 238             if (WINE_CHN_SUPPORTS(devmask, j) && (i-- == 0))
 239                 break;
 240         }
 241         if (j >= SOUND_MIXER_NRDEVICES)
 242             return MIXERR_INVALLINE;
 243         if (WINE_CHN_SUPPORTS(stereomask, j))
 244             lpMl->cChannels++;
 245         MIX_GetLineInfoFromIndex(lpMl, devmask, j);
 246         break;
 247     case MIXER_GETLINEINFOF_LINEID:
 248         TRACE("LINEID (%08lx)\n", lpMl->dwLineID);
 249         if (lpMl->dwLineID >= SOUND_MIXER_NRDEVICES)
 250             return MIXERR_INVALLINE;
 251         if (WINE_CHN_SUPPORTS(stereomask, lpMl->dwLineID))
 252             lpMl->cChannels++;
 253         MIX_GetLineInfoFromIndex(lpMl, devmask, lpMl->dwLineID);
 254         break;
 255     case MIXER_GETLINEINFOF_COMPONENTTYPE:
 256         TRACE("COMPONENT TYPE (%08lx)\n", lpMl->dwComponentType);
 257
 258         switch (lpMl->dwComponentType) {
 259         case MIXERLINE_COMPONENTTYPE_DST_SPEAKERS:
 260             i = SOUND_MIXER_VOLUME;
 261             lpMl->dwDestination = 0;
 262             lpMl->dwSource = 0xFFFFFFFF;
 263             isDst = TRUE;
 264             break;
 265         case MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER:
 266             i = SOUND_MIXER_SYNTH;
 267             lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE;
 268             break;
 269         case MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC:
 270             i = SOUND_MIXER_CD;
 271             lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE;
 272             break;
 273         case MIXERLINE_COMPONENTTYPE_SRC_LINE:
 274             i = SOUND_MIXER_LINE;
 275             lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE;
 276             break;
 277         case MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE:
 278             i = SOUND_MIXER_MIC;
 279             lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE;
 280             break;
 281         case MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT:
 282             i = SOUND_MIXER_PCM;
 283             lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE;
 284             break;
 285         default:
 286             FIXME("Unhandled component type (%08lx)\n", lpMl->dwComponentType);
 287             return MMSYSERR_INVALPARAM;
 288         }
 289
 290         if (WINE_CHN_SUPPORTS(devmask, i)) {
 291             strcpy(lpMl->szShortName, sdlabels[i]);
 292             strcpy(lpMl->szName, sdnames[i]);
 293             lpMl->dwLineID = i;
 294         }
 295         if (WINE_CHN_SUPPORTS(stereomask, i))
 296             lpMl->cChannels++;
 297         lpMl->cConnections = 0;
 298         if (isDst) {
 299             for (j = 1; j < SOUND_MIXER_NRDEVICES; j++) {
 300                 if (WINE_CHN_SUPPORTS(devmask, j)) {
 301                     lpMl->cConnections++;
 302                 }
 303             }
 304         }
 305         break;
 306     case MIXER_GETLINEINFOF_TARGETTYPE:
 307         FIXME("_TARGETTYPE not implemented yet.\n");
 308         break;
 309     default:
 310         WARN("Unknown flag (%08lx)\n", fdwInfo & MIXER_GETLINEINFOF_QUERYMASK);
 311         break;
 312     }
 313
 314     lpMl->Target.dwType = MIXERLINE_TARGETTYPE_AUX;
 315     lpMl->Target.dwDeviceID = 0xFFFFFFFF;
 316     lpMl->Target.wMid = WINE_MIXER_MANUF_ID;
 317     lpMl->Target.wPid = WINE_MIXER_PRODUCT_ID;
 318     lpMl->Target.vDriverVersion = WINE_MIXER_VERSION;
 319     strcpy(lpMl->Target.szPname, WINE_MIXER_NAME);
 320
 321     close(mixer);
 322     return ret;
 323 }
 324
 325 /**************************************************************************
 326  *                              MIX_GetLineInfo                 [internal]
 327  */
 328 static DWORD MIX_Open(WORD wDevID, LPMIXEROPENDESC lpMod, DWORD flags)
 329 {
 330     TRACE("(%04X, %p, %lu);\n", wDevID, lpMod, flags);
 331     if (lpMod == NULL) return MMSYSERR_INVALPARAM;
 332     /* hmm. We don't keep the mixer device open. So just pretend it works */
 333     return MMSYSERR_NOERROR;
 334 }
 335
 336 /**************************************************************************
 337  *                              MIX_GetLineControls             [internal]
 338  */
 339 static  DWORD   MIX_GetLineControls(WORD wDevID, LPMIXERLINECONTROLSA lpMlc, DWORD flags)
 340 {
 341     LPMIXERCONTROLA     mc;
 342
 343     TRACE("(%04X, %p, %lu): stub!\n", wDevID, lpMlc, flags);
 344
 345     if (lpMlc == NULL) return MMSYSERR_INVALPARAM;
 346     if (lpMlc->cbStruct < sizeof(*lpMlc) ||
 347         lpMlc->cbmxctrl < sizeof(MIXERCONTROLA))
 348         return MMSYSERR_INVALPARAM;
 349
 350     switch (flags & MIXER_GETLINECONTROLSF_QUERYMASK) {
 351     case MIXER_GETLINECONTROLSF_ALL:
 352         TRACE("line=%08lx GLCF_ALL (%ld)\n", lpMlc->dwLineID, lpMlc->cControls);
 353         if (lpMlc->cControls != 1)
 354             return MMSYSERR_INVALPARAM;
 355         break;
 356     case MIXER_GETLINECONTROLSF_ONEBYID:
 357         TRACE("line=%08lx GLCF_ONEBYID (%lx)\n", lpMlc->dwLineID, lpMlc->u.dwControlID);
 358         if (lpMlc->u.dwControlID != 0)
 359             return MMSYSERR_INVALPARAM;
 360         break;
 361     case MIXER_GETLINECONTROLSF_ONEBYTYPE:
 362         TRACE("line=%08lx GLCF_ONEBYTYPE (%lx)\n", lpMlc->dwLineID, lpMlc->u.dwControlType);
 363         if ((lpMlc->u.dwControlType & MIXERCONTROL_CT_CLASS_MASK) != MIXERCONTROL_CT_CLASS_FADER)
 364             return MMSYSERR_INVALPARAM;
 365         break;
 366     default:
 367         ERR("Unknown flag %08lx\n", flags & MIXER_GETLINECONTROLSF_QUERYMASK);
 368         return MMSYSERR_INVALPARAM;
 369     }
 370     TRACE("Returning volume control\n");
 371     /* currently, OSS only provides 1 control per line
 372      * so one by id == one by type == all
 373      */
 374     mc = lpMlc->pamxctrl;
 375     mc->cbStruct = sizeof(MIXERCONTROLA);
 376     /* since we always have a single control per line, we'll use for controlID the lineID */
 377     mc->dwControlID = lpMlc->dwLineID;
 378     mc->dwControlType = MIXERCONTROL_CONTROLTYPE_VOLUME;
 379     mc->fdwControl = 0;
 380     mc->cMultipleItems = 0;
 381     strncpy(mc->szShortName, "Vol", MIXER_SHORT_NAME_CHARS);
 382     strncpy(mc->szName, "Volume", MIXER_LONG_NAME_CHARS);
 383     memset(&mc->Bounds, 0, sizeof(mc->Bounds));
 384     /* CONTROLTYPE_VOLUME uses the MIXER_CONTROLDETAILS_UNSIGNED struct,
 385      * [0, 100] is the range supported by OSS
 386      * FIXME: sounds like MIXERCONTROL_CONTROLTYPE_VOLUME is always between 0 and 65536...
 387      * look at conversions done in (Get|Set)ControlDetails to stay in [0, 100] range
 388      */
 389     mc->Bounds.dw.dwMinimum = 0;
 390     mc->Bounds.dw.dwMaximum = 100;
 391     memset(&mc->Metrics, 0, sizeof(mc->Metrics));
 392     mc->Metrics.cSteps = 0;
 393     return MMSYSERR_NOERROR;
 394 }
 395
 396 /**************************************************************************
 397  *                              MIX_GetControlDetails           [internal]
 398  */
 399 static  DWORD   MIX_GetControlDetails(WORD wDevID, LPMIXERCONTROLDETAILS lpmcd, DWORD fdwDetails)
 400 {
 401     DWORD       ret = MMSYSERR_NOTSUPPORTED;
 402
 403     TRACE("(%04X, %p, %lu)\n", wDevID, lpmcd, fdwDetails);
 404
 405     if (lpmcd == NULL) return MMSYSERR_INVALPARAM;
 406
 407     switch (fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK) {
 408     case MIXER_GETCONTROLDETAILSF_VALUE:
 409         TRACE("GCD VALUE (%08lx)\n", lpmcd->dwControlID);
 410         {
 411             LPMIXERCONTROLDETAILS_UNSIGNED      mcdu;
 412             int                                 val;
 413
 414             /* ControlID == LineID == OSS mixer channel */
 415             /* return value is 00RL (4 bytes)... */
 416             if (!MIX_GetVal(lpmcd->dwControlID, &val))
 417                 return MMSYSERR_INVALPARAM;
 418
 419             switch (lpmcd->cChannels) {
 420             case 1:
 421                 /* mono... so R = L */
 422                 mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)lpmcd->paDetails;
 423                 mcdu->dwValue = (LOBYTE(LOWORD(val)) * 65536L) / 100;
 424                 break;
 425             case 2:
 426                 /* stereo, left is paDetails[0] */
 427                 mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 0 * lpmcd->cbDetails);
 428                 mcdu->dwValue = (LOBYTE(LOWORD(val)) * 65536L) / 100;
 429                 mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 1 * lpmcd->cbDetails);
 430                 mcdu->dwValue = (HIBYTE(LOWORD(val)) * 65536L) / 100;
 431                 break;
 432             default:
 433                 WARN("Unknown cChannels (%ld)\n", lpmcd->cChannels);
 434                 return MMSYSERR_INVALPARAM;
 435             }
 436             TRACE("=> %08lx\n", mcdu->dwValue);
 437         }
 438         ret = MMSYSERR_NOERROR;
 439         break;
 440     case MIXER_GETCONTROLDETAILSF_LISTTEXT:
 441         FIXME("NIY\n");
 442         break;
 443     default:
 444         WARN("Unknown flag (%08lx)\n", fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK);
 445     }
 446     return ret;
 447 }
 448
 449 /**************************************************************************
 450  *                              MIX_SetControlDetails           [internal]
 451  */
 452 static  DWORD   MIX_SetControlDetails(WORD wDevID, LPMIXERCONTROLDETAILS lpmcd, DWORD fdwDetails)
 453 {
 454     DWORD       ret = MMSYSERR_NOTSUPPORTED;
 455
 456     TRACE("(%04X, %p, %lu)\n", wDevID, lpmcd, fdwDetails);
 457
 458     if (lpmcd == NULL) return MMSYSERR_INVALPARAM;
 459
 460     switch (fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK) {
 461     case MIXER_GETCONTROLDETAILSF_VALUE:
 462         TRACE("GCD VALUE (%08lx)\n", lpmcd->dwControlID);
 463         {
 464             LPMIXERCONTROLDETAILS_UNSIGNED      mcdu;
 465             int                                 val;
 466
 467             /* val should contain 00RL */
 468             switch (lpmcd->cChannels) {
 469             case 1:
 470                 /* mono... so R = L */
 471                 mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)lpmcd->paDetails;
 472                 TRACE("Setting RL to %08ld\n", mcdu->dwValue);
 473                 val = 0x101 * ((mcdu->dwValue * 100) >> 16);
 474                 break;
 475             case 2:
 476                 /* stereo, left is paDetails[0] */
 477                 mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 0 * lpmcd->cbDetails);
 478                 TRACE("Setting L to %08ld\n", mcdu->dwValue);
 479                 val = ((mcdu->dwValue * 100) >> 16);
 480                 mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 1 * lpmcd->cbDetails);
 481                 TRACE("Setting R to %08ld\n", mcdu->dwValue);
 482                 val += ((mcdu->dwValue * 100) >> 16) << 8;
 483                 break;
 484             default:
 485                 WARN("Unknown cChannels (%ld)\n", lpmcd->cChannels);
 486                 return MMSYSERR_INVALPARAM;
 487             }
 488
 489             /* ControlID == LineID == OSS mixer channel */
 490             if (!MIX_SetVal(lpmcd->dwControlID, &val))
 491                 return MMSYSERR_INVALPARAM;
 492         }
 493         ret = MMSYSERR_NOERROR;
 494         break;
 495     case MIXER_GETCONTROLDETAILSF_LISTTEXT:
 496         FIXME("NIY\n");
 497         break;
 498     default:
 499         WARN("Unknown GetControlDetails flag (%08lx)\n", fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK);
 500     }
 501     return MMSYSERR_NOTSUPPORTED;
 502 }
 503
 504 #endif /* HAVE_OSS */
 505
 506 /**************************************************************************
 507  *                              mixMessage                      [sample driver]
 508  */
 509 DWORD WINAPI mixMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
 510                         DWORD dwParam1, DWORD dwParam2)
 511 {
 512     TRACE("(%04X, %04X, %08lX, %08lX, %08lX);\n",
 513           wDevID, wMsg, dwUser, dwParam1, dwParam2);
 514
 515 #ifdef HAVE_OSS
 516     switch(wMsg) {
 517     case MXDM_GETDEVCAPS:
 518         return MIX_GetDevCaps(wDevID, (LPMIXERCAPSA)dwParam1, dwParam2);
 519     case MXDM_GETLINEINFO:
 520         return MIX_GetLineInfo(wDevID, (LPMIXERLINEA)dwParam1, dwParam2);
 521     case MXDM_GETNUMDEVS:
 522         TRACE("return 1;\n");
 523         return 1;
 524     case MXDM_OPEN:
 525         return MIX_Open(wDevID, (LPMIXEROPENDESC)dwParam1, dwParam2);
 526     case MXDM_CLOSE:
 527         return MMSYSERR_NOERROR;
 528     case MXDM_GETLINECONTROLS:
 529         return MIX_GetLineControls(wDevID, (LPMIXERLINECONTROLSA)dwParam1, dwParam2);
 530     case MXDM_GETCONTROLDETAILS:
 531         return MIX_GetControlDetails(wDevID, (LPMIXERCONTROLDETAILS)dwParam1, dwParam2);
 532     case MXDM_SETCONTROLDETAILS:
 533         return MIX_SetControlDetails(wDevID, (LPMIXERCONTROLDETAILS)dwParam1, dwParam2);
 534     default:
 535         WARN("unknown message %d!\n", wMsg);
 536     }
 537     return MMSYSERR_NOTSUPPORTED;
 538 #else
 539     return MMSYSERR_NOTENABLED;
 540 #endif
 541 }
 542
 543