Changeset 531 for GPL/branches/uniaud32-2.1.x/lib32/ioctl.c
- Timestamp:
- Jul 27, 2010, 6:36:11 PM (15 years ago)
- File:
-
- 1 edited
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- Unmodified
- Added
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GPL/branches/uniaud32-2.1.x/lib32/ioctl.c
r519 r531 40 40 void uniaud_set_interrupted_substream(struct snd_pcm_substream *substream) 41 41 { 42 43 44 45 46 47 48 49 //printk("added %x to %i\n", substream, i);50 51 52 53 54 //printk("already exist %x at %i\n", substream, i);55 56 57 42 int i; 43 44 for (i=0; i < 8*256; i++) 45 { 46 if (substream_int[i] == 0) 47 { 48 substream_int[i] = substream; // interrupted substream 49 // printk("added %x to %i\n", substream, i); 50 break; 51 } 52 if (substream_int[i] == substream) 53 { 54 // printk("already exist %x at %i\n", substream, i); 55 break; 56 } 57 } 58 58 } 59 59 60 60 int WaitForControlChange(int card_id, int timeout) 61 61 { 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 62 int ctl_id; 63 ULONG blkid = 0; 64 int i = 0; 65 66 while (1) 67 { 68 if (control_id_changed != 0 && card_id_changed == card_id) 69 { 70 ctl_id = control_id_changed; 71 control_id_changed = 0; 72 break; 73 } 74 i++; 75 76 if (i > timeout) 77 return -ETIME; 78 79 MyDevBlock(blkid, 1, 0); 80 if (unlock_all) 81 { 82 unlock_all = 0; 83 break; 84 } 85 } 86 return ctl_id; 87 87 } 88 88 89 89 int WaitForPCMInterrupt(void *handle, int timeout) 90 90 { 91 92 93 94 95 96 97 soundhandle*pHandle = (soundhandle *)handle;98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 // 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 91 ULONG blkid = 0; 92 int i = 0; 93 int j = 0; 94 struct snd_pcm_file *pcm_file = NULL; 95 struct snd_pcm_substream *substream; 96 struct snd_pcm_runtime *runtime; 97 soundhandle *pHandle = (soundhandle *)handle; 98 struct file *pfile; 99 100 if (handle == NULL) 101 return -ENXIO; 102 103 pfile = &pHandle->file; 104 105 if (pfile == NULL) 106 return -ENXIO; 107 108 pcm_file = (struct snd_pcm_file *)pfile->private_data; 109 110 if (pcm_file == NULL) 111 return -ENXIO; 112 113 substream = pcm_file->substream; 114 115 if (substream == NULL) 116 return -ENXIO; 117 118 runtime = substream->runtime; 119 120 if ((pfile->f_mode == FMODE_WRITE) && 121 (runtime->status->state != SNDRV_PCM_STATE_RUNNING)) 122 return -EBADFD; 123 124 //printk("wait for %x. tout %i\n",substream, timeout); 125 126 while (1) 127 { 128 for (i=0; i < 8*256; i++) 129 { 130 if (substream_int[i] == substream) 131 { 132 // printk("found %x at %i\n",substream_int[i], i); 133 substream_int[i] = 0; 134 //printk("j =%i\n",j); 135 return j; /* milliseconds */ 136 } 137 } 138 139 if (j++ > timeout) 140 { 141 printk("j with tout =%i. handle: %x\n",j, pHandle); 142 return -ETIME; 143 } 144 145 MyDevBlock(blkid, 1, 0); 146 if (unlock_all) 147 { 148 unlock_all = 0; 149 break; 150 } 151 } 152 //printk("j at exit =%i\n",j); 153 return j; 154 154 } 155 155 … … 159 159 int GetNumberOfCards(void) 160 160 { 161 161 return nrCardsDetected; 162 162 } 163 163 … … 167 167 int GetNumberOfPcm(int card_id) 168 168 { 169 169 return pcm_instances(card_id); 170 170 } 171 171 172 172 int SetPCMInstance(int card_id, int pcm) 173 173 { 174 175 176 177 178 179 174 if (pcm>=0 && pcm <= pcm_instances(card_id)) 175 { 176 pcm_device = pcm; 177 return pcm; 178 } else 179 return pcm_device; 180 180 } 181 181 182 182 int GetPcmForChannels(ULONG deviceid, int type, int channels) 183 183 { 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 184 POSS32_DEVCAPS pcaps = NULL; 185 WAVE_CAPS *wc; 186 int i; 187 int sel_pcm = -1; 188 189 if (!pcmcaps[deviceid]) 190 { 191 FillCaps(deviceid); 192 if (!pcmcaps[deviceid]) 193 { 194 printk("Error querying caps for device: %i\n", deviceid); 195 return -1; 196 } 197 } 198 199 pcaps = pcmcaps[deviceid]; 200 201 for (i=0; i<pcm_instances(deviceid);i++) 202 { 203 switch(type) 204 { 205 case OSS32_CAPS_WAVE_PLAYBACK: // play 206 wc = &pcaps->waveOutCaps; 207 break; 208 case OSS32_CAPS_WAVE_CAPTURE: // record 209 wc = &pcaps->waveInCaps; 210 break; 211 } 212 if (wc->ulMaxChannels == channels) 213 { 214 sel_pcm = i; 215 break; 216 } 217 pcaps++; 218 } 219 220 return sel_pcm; 221 221 } 222 222 223 223 int GetMaxChannels(ULONG deviceid, int type) 224 224 { 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 225 POSS32_DEVCAPS pcaps = NULL; 226 WAVE_CAPS *wc; 227 int i; 228 int sel_pcm = -1; 229 int max_ch = 0; 230 231 if (!pcmcaps[deviceid]) 232 { 233 FillCaps(deviceid); 234 if (!pcmcaps[deviceid]) 235 { 236 printk("Error querying caps for device: %i\n", deviceid); 237 return -1; 238 } 239 } 240 241 pcaps = pcmcaps[deviceid]; 242 243 for (i=0; i<pcm_instances(deviceid);i++) 244 { 245 switch(type) 246 { 247 case OSS32_CAPS_WAVE_PLAYBACK: // play 248 wc = &pcaps->waveOutCaps; 249 break; 250 case OSS32_CAPS_WAVE_CAPTURE: // record 251 wc = &pcaps->waveInCaps; 252 break; 253 } 254 if (wc->ulMaxChannels > max_ch) 255 max_ch = wc->ulMaxChannels; 256 pcaps++; 257 } 258 return max_ch; 259 259 } 260 260 … … 264 264 int GetUniaudPcmCaps1(ULONG deviceid, void *caps) 265 265 { 266 POSS32_DEVCAPS pcaps = (POSS32_DEVCAPS)caps; 267 int i; 268 OSSSTREAMID streamid = 0; 269 soundhandle *pHandle; 270 struct snd_pcm_info *pcminfo = NULL; 271 struct snd_pcm_hw_params *params; 272 int ret, fmt, j; 273 ULONG format_mask; 274 struct snd_mask *mask; 275 int pcms = 0; 276 277 pcms = pcm_instances(deviceid); 278 279 if (!pcaps || !pcms) return -1; 280 281 282 //these structures are too big to put on the stack 283 pcminfo = (struct snd_pcm_info *)kmalloc(sizeof(struct snd_pcm_info)+sizeof(struct snd_pcm_hw_params), GFP_KERNEL); 284 if(pcminfo == NULL) { 285 DebugInt3(); 286 rprintf(("GetUniaudPcmCaps: out of memory")); 287 return OSSERR_OUT_OF_MEMORY; 288 } 289 params = (struct snd_pcm_hw_params *)(pcminfo+1); 290 291 for (i=0; i<pcms;i++) 292 { 293 pcaps->nrDevices = nrCardsDetected; 294 pcaps->ulCaps = OSS32_CAPS_WAVE_PLAYBACK | OSS32_CAPS_WAVE_CAPTURE; 295 296 //query wave in & out caps 297 for(j=0;j<2;j++) 298 { 299 PWAVE_CAPS pWaveCaps = (j == 0) ? &pcaps->waveOutCaps : &pcaps->waveInCaps; 300 301 ret = OSS32_WaveOpen(deviceid, (j == 0) ? OSS32_STREAM_WAVEOUT : OSS32_STREAM_WAVEIN, &streamid, i, 0); 302 if(ret != OSSERR_SUCCESS) 303 { 304 rprintf(("GetUniaudPcmCaps: wave open error %i %s at pcm %i", ret, 305 (j == 0) ?"PLAY":"REC", i)); 306 continue; 307 // goto fail; 308 } 309 pHandle = (soundhandle *)streamid; 310 if(pHandle == NULL || pHandle->magic != MAGIC_WAVE_ALSA32) { 311 rprintf(("GetUniaudPcmCaps: invalid stream id")); 312 ret = OSSERR_INVALID_STREAMID; 313 // goto fail; 314 } 315 316 //set operation to non-blocking 317 pHandle->file.f_flags = O_NONBLOCK; 318 319 dprintf(("GetUniaudPcmCaps: cp1. phandle %x", pHandle)); 320 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_INFO, (ULONG)pcminfo); 321 if(ret != 0) { 322 rprintf(("GetUniaudPcmCaps: SNDRV_PCM_IOCTL_INFO error %i", ret)); 323 ret = UNIXToOSSError(ret); 324 continue; 325 } 326 if(pcminfo->name[0]) { 327 strncpy(pcaps->szDeviceName, pcminfo->name, sizeof(pcaps->szDeviceName)); 328 } 329 else strncpy(pcaps->szDeviceName, pcminfo->id, sizeof(pcaps->szDeviceName)); 330 331 if(pcminfo->subname[0]) { 332 strncpy(pcaps->szMixerName, pcminfo->subname, sizeof(pcaps->szMixerName)); 333 } 334 335 pWaveCaps->nrStreams = pcminfo->subdevices_count; 336 337 dprintf(("GetUniaudPcmCaps: cp2. nr of streams: %i", pWaveCaps->nrStreams)); 338 //get all hardware parameters 339 _snd_pcm_hw_params_any(params); 340 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_HW_REFINE, (ULONG)params); 341 if(ret != 0) { 342 rprintf(("GetUniaudPcmCaps: SNDRV_PCM_IOCTL_HW_REFINE error %i", ret)); 343 ret = UNIXToOSSError(ret); 344 //goto fail; 345 continue; 346 } 347 //dprintf("GetUniaudPcmCaps: cp3")); 348 349 pWaveCaps->ulMinChannels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS)->min; 350 pWaveCaps->ulMaxChannels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS)->max; 351 dprintf(("chan: from %i to %i\n", pWaveCaps->ulMinChannels,pWaveCaps->ulMaxChannels)); 352 pWaveCaps->ulChanFlags = 0; 353 if(pWaveCaps->ulMinChannels == 1) { 354 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_MONO; 355 } 356 if(pWaveCaps->ulMaxChannels >= 2) { 357 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_STEREO; 358 } 359 if(pWaveCaps->ulMaxChannels >= 4) { 360 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_QUAD; 361 } 362 if(pWaveCaps->ulMaxChannels >= 6) { 363 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_5_1; 364 } 365 366 pWaveCaps->ulMinRate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE)->min; 367 pWaveCaps->ulMaxRate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE)->max; 368 369 mask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_RATE_MASK); 266 POSS32_DEVCAPS pcaps = (POSS32_DEVCAPS)caps; 267 int i; 268 OSSSTREAMID streamid = 0; 269 soundhandle *pHandle; 270 struct snd_pcm_info *pcminfo = NULL; 271 struct snd_pcm_hw_params *params; 272 int ret, fmt, j; 273 ULONG format_mask; 274 struct snd_mask *mask; 275 int pcms = 0; 276 277 pcms = pcm_instances(deviceid); 278 279 if (!pcaps || !pcms) return -1; 280 281 282 //these structures are too big to put on the stack 283 pcminfo = (struct snd_pcm_info *)kmalloc(sizeof(struct snd_pcm_info)+sizeof(struct snd_pcm_hw_params), GFP_KERNEL); 284 if(pcminfo == NULL) { 285 DebugInt3(); 286 rprintf(("GetUniaudPcmCaps: out of memory")); 287 return OSSERR_OUT_OF_MEMORY; 288 } 289 params = (struct snd_pcm_hw_params *)(pcminfo+1); 290 291 for (i=0; i<pcms;i++) 292 { 293 pcaps->nrDevices = nrCardsDetected; 294 pcaps->ulCaps = OSS32_CAPS_WAVE_PLAYBACK | OSS32_CAPS_WAVE_CAPTURE; 295 296 //query wave in & out caps 297 for(j=0;j<2;j++) 298 { 299 PWAVE_CAPS pWaveCaps = (j == 0) ? &pcaps->waveOutCaps : &pcaps->waveInCaps; 300 301 ret = OSS32_WaveOpen(deviceid, (j == 0) ? OSS32_STREAM_WAVEOUT : OSS32_STREAM_WAVEIN, &streamid, i, 0); 302 if(ret != OSSERR_SUCCESS) 303 { 304 dprintf(("GetUniaudPcmCaps: wave open error %i %s at pcm %i", ret, (j == 0) ?"PLAY":"REC", i)); 305 continue; 306 //goto fail; 307 } 308 pHandle = (soundhandle *)streamid; 309 if(pHandle == NULL || pHandle->magic != MAGIC_WAVE_ALSA32) { 310 rprintf(("GetUniaudPcmCaps: invalid stream id")); 311 ret = OSSERR_INVALID_STREAMID; 312 //goto fail; 313 } 314 315 //set operation to non-blocking 316 pHandle->file.f_flags = O_NONBLOCK; 317 318 dprintf(("GetUniaudPcmCaps: cp1. phandle %x", pHandle)); 319 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_INFO, (ULONG)pcminfo); 320 if(ret != 0) { 321 rprintf(("GetUniaudPcmCaps: SNDRV_PCM_IOCTL_INFO error %i", ret)); 322 ret = UNIXToOSSError(ret); 323 continue; 324 } 325 if(pcminfo->name[0]) { 326 strncpy(pcaps->szDeviceName, pcminfo->name, sizeof(pcaps->szDeviceName)); 327 } 328 else strncpy(pcaps->szDeviceName, pcminfo->id, sizeof(pcaps->szDeviceName)); 329 330 if(pcminfo->subname[0]) { 331 strncpy(pcaps->szMixerName, pcminfo->subname, sizeof(pcaps->szMixerName)); 332 } 333 334 pWaveCaps->nrStreams = pcminfo->subdevices_count; 335 336 dprintf(("GetUniaudPcmCaps: cp2. nr of streams: %i", pWaveCaps->nrStreams)); 337 //get all hardware parameters 338 _snd_pcm_hw_params_any(params); 339 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_HW_REFINE, (ULONG)params); 340 if(ret != 0) { 341 dprintf(("GetUniaudPcmCaps: SNDRV_PCM_IOCTL_HW_REFINE error %i", ret)); 342 ret = UNIXToOSSError(ret); 343 //goto fail; 344 continue; 345 } 346 //dprintf("GetUniaudPcmCaps: cp3")); 347 348 pWaveCaps->ulMinChannels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS)->min; 349 pWaveCaps->ulMaxChannels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS)->max; 350 dprintf(("chan: from %i to %i\n", pWaveCaps->ulMinChannels,pWaveCaps->ulMaxChannels)); 351 pWaveCaps->ulChanFlags = 0; 352 if(pWaveCaps->ulMinChannels == 1) { 353 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_MONO; 354 } 355 if(pWaveCaps->ulMaxChannels >= 2) { 356 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_STEREO; 357 } 358 if(pWaveCaps->ulMaxChannels >= 4) { 359 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_QUAD; 360 } 361 if(pWaveCaps->ulMaxChannels >= 6) { 362 pWaveCaps->ulChanFlags |= OSS32_CAPS_PCM_CHAN_5_1; 363 } 364 365 pWaveCaps->ulMinRate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE)->min; 366 pWaveCaps->ulMaxRate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE)->max; 367 368 mask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_RATE_MASK); 370 369 //mask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 371 pWaveCaps->ulRateFlags= mask->bits[0];372 373 pWaveCaps->ulRateFlags= ALSAToOSSRateFlags(pWaveCaps->ulRateFlags);374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 370 pWaveCaps->ulRateFlags = mask->bits[0]; 371 372 pWaveCaps->ulRateFlags = ALSAToOSSRateFlags(pWaveCaps->ulRateFlags); 373 374 pWaveCaps->ulDataFormats = 0; 375 376 mask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 377 format_mask = mask->bits[0]; 378 for(fmt=0;fmt<32;fmt++) 379 { 380 if(format_mask & (1 << fmt)) 381 { 382 int f = ALSAToOSSDataType(fmt); 383 if (f >= 0) 384 pWaveCaps->ulDataFormats |= f; 385 } 386 } 387 388 OSS32_WaveClose(streamid); 389 streamid = 0; 390 } // for j 391 pcaps++; // next pcm 392 } // for i 393 394 if (pcminfo) kfree(pcminfo); 395 return OSSERR_SUCCESS; 397 396 } 398 397 399 398 void FillCaps(ULONG deviceid) 400 399 { 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 400 int pcms = 0; 401 402 pcms = pcm_instances(deviceid); 403 404 dprintf(("FillCaps: pcms=%i\n", pcms)); 405 if (!pcmcaps[deviceid]) 406 { 407 pcmcaps[deviceid] = (POSS32_DEVCAPS)kmalloc(sizeof(OSS32_DEVCAPS)*pcms, GFP_KERNEL); 408 if (pcmcaps[deviceid]) 409 { 410 memset(pcmcaps[deviceid], 0, sizeof(OSS32_DEVCAPS)*pcms); 411 GetUniaudPcmCaps1(deviceid, (void *)pcmcaps[deviceid]); 412 } 413 } 414 return; 416 415 } 417 416 418 417 int GetUniaudPcmCaps(ULONG deviceid, void *caps) 419 418 { 420 421 422 423 424 // 425 426 427 428 429 430 431 432 433 419 int pcms = 0; 420 421 pcms = pcm_instances(deviceid); 422 423 // printk("pcms = %i\n", pcms); 424 if (pcmcaps[deviceid]) 425 { 426 memcpy((unsigned char*)caps,(unsigned char*)pcmcaps[deviceid],sizeof(OSS32_DEVCAPS)*pcms); 427 return 0; 428 } 429 else 430 { 431 return -1; 432 } 434 433 } 435 434 … … 439 438 int UniaudCtlGetPowerState(ULONG deviceid, void *state) 440 439 { 441 442 intret, i, j;443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 pHandle->file.f_dentry= &pHandle->d_entry;461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 440 mixerhandle *pHandle = NULL; 441 int ret, i, j; 442 443 if(alsa_fops == NULL) { 444 ret = OSSERR_NO_DEVICE_AVAILABLE; 445 goto failure; 446 } 447 448 pHandle = kmalloc(sizeof(mixerhandle), GFP_KERNEL); 449 if(pHandle == NULL) { 450 ret = OSSERR_OUT_OF_MEMORY; 451 goto failure; 452 } 453 memset(pHandle, 0, sizeof(mixerhandle)); 454 455 //set operation to non-blocking 456 pHandle->file.f_flags = O_NONBLOCK; 457 458 //setup pointers in file structure (used internally by ALSA) 459 pHandle->file.f_dentry = &pHandle->d_entry; 460 pHandle->file.f_dentry->d_inode = &pHandle->inode; 461 462 pHandle->file.f_mode = FMODE_WRITE; 463 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 464 465 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 466 if(ret) { 467 goto failure; 468 } 469 //retrieve mixer information 470 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 471 SNDRV_CTL_IOCTL_POWER_STATE, 472 (ULONG)state); 473 474 pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 475 476 kfree(pHandle); 477 478 if(ret) { 479 goto failure; 480 } 481 482 return OSSERR_SUCCESS; 484 483 failure: 485 486 484 DebugInt3(); 485 return ret; 487 486 } 488 487 … … 492 491 int UniaudCtlSetPowerState(ULONG deviceid, void *state) 493 492 { 494 495 intret, i, j;496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 pHandle->file.f_dentry= &pHandle->d_entry;514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 493 mixerhandle *pHandle = NULL; 494 int ret, i, j; 495 496 if(alsa_fops == NULL) { 497 ret = OSSERR_NO_DEVICE_AVAILABLE; 498 goto failure; 499 } 500 501 pHandle = kmalloc(sizeof(mixerhandle), GFP_KERNEL); 502 if(pHandle == NULL) { 503 ret = OSSERR_OUT_OF_MEMORY; 504 goto failure; 505 } 506 memset(pHandle, 0, sizeof(mixerhandle)); 507 508 //set operation to non-blocking 509 pHandle->file.f_flags = O_NONBLOCK; 510 511 //setup pointers in file structure (used internally by ALSA) 512 pHandle->file.f_dentry = &pHandle->d_entry; 513 pHandle->file.f_dentry->d_inode = &pHandle->inode; 514 515 pHandle->file.f_mode = FMODE_WRITE; 516 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 517 518 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 519 if(ret) { 520 goto failure; 521 } 522 //retrieve mixer information 523 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 524 SNDRV_CTL_IOCTL_POWER, 525 (ULONG)state); 526 527 pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 528 529 kfree(pHandle); 530 531 if(ret) { 532 goto failure; 533 } 534 535 return OSSERR_SUCCESS; 537 536 failure: 538 539 537 DebugInt3(); 538 return ret; 540 539 } 541 540 … … 545 544 int GetUniaudCardInfo(ULONG deviceid, void *info) 546 545 { 547 548 intret, i, j;549 // 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 pHandle->file.f_dentry= &pHandle->d_entry;568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 546 mixerhandle *pHandle = NULL; 547 int ret, i, j; 548 // struct snd_ctl_card_info *pinfo; 549 550 if(alsa_fops == NULL) { 551 ret = OSSERR_NO_DEVICE_AVAILABLE; 552 goto failure; 553 } 554 555 pHandle = kmalloc(sizeof(mixerhandle), GFP_KERNEL); 556 if(pHandle == NULL) { 557 ret = OSSERR_OUT_OF_MEMORY; 558 goto failure; 559 } 560 memset(pHandle, 0, sizeof(mixerhandle)); 561 562 //set operation to non-blocking 563 pHandle->file.f_flags = O_NONBLOCK; 564 565 //setup pointers in file structure (used internally by ALSA) 566 pHandle->file.f_dentry = &pHandle->d_entry; 567 pHandle->file.f_dentry->d_inode = &pHandle->inode; 568 569 pHandle->file.f_mode = FMODE_WRITE; 570 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 571 572 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 573 if(ret) { 574 goto failure; 575 } 576 //retrieve mixer information 577 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 578 SNDRV_CTL_IOCTL_CARD_INFO, 579 (ULONG)(struct snd_ctl_card_info *)info); 580 if(ret) { 581 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 582 goto failure; 583 } 584 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 585 586 if(pHandle) { 587 kfree(pHandle); 588 } 589 return OSSERR_SUCCESS; 591 590 failure: 592 593 594 595 596 591 if(pHandle) { 592 kfree(pHandle); 593 } 594 DebugInt3(); 595 return OSSERR_OUT_OF_MEMORY; 597 596 } 598 597 599 598 int GetUniaudControlNum(ULONG deviceid) 600 599 { 601 602 intret, i, j, sz;603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 pHandle->file.f_dentry= &pHandle->d_entry;622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 600 mixerhandle *pHandle = NULL; 601 int ret, i, j, sz; 602 603 if(alsa_fops == NULL) { 604 ret = OSSERR_NO_DEVICE_AVAILABLE; 605 goto failure; 606 } 607 608 sz = sizeof(mixerhandle); 609 pHandle = kmalloc(sz, GFP_KERNEL); 610 if(pHandle == NULL) { 611 ret = OSSERR_OUT_OF_MEMORY; 612 goto failure; 613 } 614 memset(pHandle, 0, sizeof(mixerhandle)); 615 616 //set operation to non-blocking 617 pHandle->file.f_flags = O_NONBLOCK; 618 619 //setup pointers in file structure (used internally by ALSA) 620 pHandle->file.f_dentry = &pHandle->d_entry; 621 pHandle->file.f_dentry->d_inode = &pHandle->inode; 622 623 pHandle->file.f_mode = FMODE_WRITE; 624 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 625 626 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 627 if(ret) { 628 goto failure; 629 } 630 //retrieve mixer information 631 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 632 SNDRV_CTL_IOCTL_CARD_INFO, 633 (ULONG)&pHandle->info); 634 if(ret) { 635 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 636 goto failure; 637 } 638 //get the number of mixer elements 639 pHandle->list.offset = 0; 640 pHandle->list.space = 0; 641 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 642 SNDRV_CTL_IOCTL_ELEM_LIST, 643 (ULONG)&pHandle->list); 644 if(ret) { 645 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 646 goto failure; 647 } 648 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 649 if(pHandle) { 650 if(pHandle->pids) kfree(pHandle->pids); 651 kfree(pHandle); 652 } 653 return pHandle->list.count; 655 654 failure: 656 657 658 659 660 661 655 if(pHandle) { 656 if(pHandle->pids) kfree(pHandle->pids); 657 kfree(pHandle); 658 } 659 DebugInt3(); 660 return OSSERR_OUT_OF_MEMORY; 662 661 } 663 662 664 663 int GetUniaudControls(ULONG deviceid, void *pids) 665 664 { 666 667 intret, i, j, sz;668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 pHandle->file.f_dentry= &pHandle->d_entry;687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 pHandle->list.pids= pHandle->pids;726 727 728 729 730 731 732 733 // 734 // 735 // 736 737 738 739 // 740 741 742 665 mixerhandle *pHandle = NULL; 666 int ret, i, j, sz; 667 668 if(alsa_fops == NULL) { 669 ret = OSSERR_NO_DEVICE_AVAILABLE; 670 goto failure; 671 } 672 673 sz = sizeof(mixerhandle); 674 pHandle = kmalloc(sz, GFP_KERNEL); 675 if(pHandle == NULL) { 676 ret = OSSERR_OUT_OF_MEMORY; 677 goto failure; 678 } 679 memset(pHandle, 0, sizeof(mixerhandle)); 680 681 //set operation to non-blocking 682 pHandle->file.f_flags = O_NONBLOCK; 683 684 //setup pointers in file structure (used internally by ALSA) 685 pHandle->file.f_dentry = &pHandle->d_entry; 686 pHandle->file.f_dentry->d_inode = &pHandle->inode; 687 688 pHandle->file.f_mode = FMODE_WRITE; 689 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 690 691 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 692 if(ret) { 693 goto failure; 694 } 695 //retrieve mixer information 696 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 697 SNDRV_CTL_IOCTL_CARD_INFO, 698 (ULONG)&pHandle->info); 699 if(ret) { 700 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 701 goto failure; 702 } 703 //get the number of mixer elements 704 pHandle->list.offset = 0; 705 pHandle->list.space = 0; 706 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 707 SNDRV_CTL_IOCTL_ELEM_LIST, 708 (ULONG)&pHandle->list); 709 if(ret) { 710 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 711 goto failure; 712 } 713 714 //allocate memory for all mixer elements 715 pHandle->pids = (struct snd_ctl_elem_id *)pids; 716 //kmalloc(sizeof(struct snd_ctl_elem_id)*pHandle->list.count, GFP_KERNEL); 717 if(pHandle->pids == NULL) { 718 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 719 goto failure; 720 } 721 //and retrieve all mixer elements 722 pHandle->list.offset = 0; 723 pHandle->list.space = pHandle->list.count; 724 pHandle->list.pids = pHandle->pids; 725 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, 726 SNDRV_CTL_IOCTL_ELEM_LIST, 727 (ULONG)&pHandle->list); 728 if(ret) { 729 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 730 goto failure; 731 } 732 // if (pids) 733 // memcpy(pids, pHandle->pids, 734 // sizeof(struct snd_ctl_elem_id)*pHandle->list.count); 735 736 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 737 if(pHandle) { 738 // if(pHandle->pids) kfree(pHandle->pids); 739 kfree(pHandle); 740 } 741 return pHandle->list.count; 743 742 failure: 744 745 // 746 747 748 749 743 if(pHandle) { 744 // if(pHandle->pids) kfree(pHandle->pids); 745 kfree(pHandle); 746 } 747 DebugInt3(); 748 return OSSERR_OUT_OF_MEMORY; 750 749 } 751 750 752 751 int GetUniaudControlInfo(ULONG deviceid, ULONG id, void *info) 753 752 { 754 755 756 757 intret, i, j, sz;758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 pHandle->file.f_dentry= &pHandle->d_entry;777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 // 795 796 797 798 799 800 // 801 753 struct snd_ctl_elem_value *pElem = NULL; 754 struct snd_ctl_elem_info *pElemInfo = NULL; 755 mixerhandle *pHandle = NULL; 756 int ret, i, j, sz; 757 758 if(alsa_fops == NULL) { 759 ret = OSSERR_NO_DEVICE_AVAILABLE; 760 goto failure; 761 } 762 763 sz = sizeof(mixerhandle); 764 pHandle = kmalloc(sz, GFP_KERNEL); 765 if(pHandle == NULL) { 766 ret = OSSERR_OUT_OF_MEMORY; 767 goto failure; 768 } 769 memset(pHandle, 0, sizeof(mixerhandle)); 770 771 //set operation to non-blocking 772 pHandle->file.f_flags = O_NONBLOCK; 773 774 //setup pointers in file structure (used internally by ALSA) 775 pHandle->file.f_dentry = &pHandle->d_entry; 776 pHandle->file.f_dentry->d_inode = &pHandle->inode; 777 778 pHandle->file.f_mode = FMODE_WRITE; 779 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 780 781 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 782 if(ret) { 783 goto failure; 784 } 785 786 //allocate memory for info element 787 pElemInfo = (struct snd_ctl_elem_info *)info; 788 if(pElemInfo == NULL) { 789 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 790 goto failure; 791 } 792 793 // printk("sizeof elem_info %i\n",sizeof(struct snd_ctl_elem_info)); 794 795 pElemInfo->id.numid = id; 796 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_CTL_IOCTL_ELEM_INFO, (ULONG)pElemInfo); 797 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 798 if(pHandle) kfree(pHandle); 799 // printk("elem type: %i, id: %i, card: %i\n", pElemInfo->type, pElemInfo->id.numid, deviceid); 800 return OSSERR_SUCCESS; 802 801 803 802 failure: 804 805 806 807 808 803 if(pHandle) { 804 kfree(pHandle); 805 } 806 DebugInt3(); 807 return OSSERR_OUT_OF_MEMORY; 809 808 } 810 809 811 810 int GetUniaudControlValueGet(ULONG deviceid, ULONG id, void *value) 812 811 { 813 814 815 816 intret, i, j, sz;817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 pHandle->file.f_dentry= &pHandle->d_entry;836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 // 853 854 855 856 857 858 859 860 812 struct snd_ctl_elem_value *pElem = NULL; 813 struct snd_ctl_elem_info *pElemInfo = NULL; 814 mixerhandle *pHandle = NULL; 815 int ret, i, j, sz; 816 817 if(alsa_fops == NULL) { 818 ret = OSSERR_NO_DEVICE_AVAILABLE; 819 goto failure; 820 } 821 822 sz = sizeof(mixerhandle); 823 pHandle = kmalloc(sz, GFP_KERNEL); 824 if(pHandle == NULL) { 825 ret = OSSERR_OUT_OF_MEMORY; 826 goto failure; 827 } 828 memset(pHandle, 0, sizeof(mixerhandle)); 829 830 //set operation to non-blocking 831 pHandle->file.f_flags = O_NONBLOCK; 832 833 //setup pointers in file structure (used internally by ALSA) 834 pHandle->file.f_dentry = &pHandle->d_entry; 835 pHandle->file.f_dentry->d_inode = &pHandle->inode; 836 837 pHandle->file.f_mode = FMODE_WRITE; 838 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 839 840 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 841 if(ret) { 842 goto failure; 843 } 844 845 pElem = (struct snd_ctl_elem_value *)value; 846 if(pElem == NULL) { 847 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 848 goto failure; 849 } 850 851 // printk("sizeof elem_info %i\n",sizeof(struct snd_ctl_elem_info)); 852 853 pElem->id.numid = id; 854 pElem->indirect = 0; 855 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_CTL_IOCTL_ELEM_READ, (ULONG)pElem); 856 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 857 if(pHandle) kfree(pHandle); 858 859 return OSSERR_SUCCESS; 861 860 failure: 862 863 864 865 866 861 if(pHandle) { 862 kfree(pHandle); 863 } 864 DebugInt3(); 865 return OSSERR_OUT_OF_MEMORY; 867 866 } 868 867 869 868 int GetUniaudControlValuePut(ULONG deviceid, ULONG id, void *value) 870 869 { 871 872 873 874 intret, i, j, sz;875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 pHandle->file.f_dentry= &pHandle->d_entry;894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 // 911 912 913 914 915 916 917 918 870 struct snd_ctl_elem_value *pElem = NULL; 871 struct snd_ctl_elem_info *pElemInfo = NULL; 872 mixerhandle *pHandle = NULL; 873 int ret, i, j, sz; 874 875 if(alsa_fops == NULL) { 876 ret = OSSERR_NO_DEVICE_AVAILABLE; 877 goto failure; 878 } 879 880 sz = sizeof(mixerhandle); 881 pHandle = kmalloc(sz, GFP_KERNEL); 882 if(pHandle == NULL) { 883 ret = OSSERR_OUT_OF_MEMORY; 884 goto failure; 885 } 886 memset(pHandle, 0, sizeof(mixerhandle)); 887 888 //set operation to non-blocking 889 pHandle->file.f_flags = O_NONBLOCK; 890 891 //setup pointers in file structure (used internally by ALSA) 892 pHandle->file.f_dentry = &pHandle->d_entry; 893 pHandle->file.f_dentry->d_inode = &pHandle->inode; 894 895 pHandle->file.f_mode = FMODE_WRITE; 896 pHandle->inode.i_rdev = SNDRV_MINOR(deviceid, SNDRV_MINOR_CONTROL); 897 898 ret = alsa_fops->open(&pHandle->inode, &pHandle->file); 899 if(ret) { 900 goto failure; 901 } 902 903 pElem = (struct snd_ctl_elem_value *)value; 904 if(pElem == NULL) { 905 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 906 goto failure; 907 } 908 909 // printk("sizeof elem_info %i\n",sizeof(struct snd_ctl_elem_info)); 910 911 pElem->id.numid = id; 912 pElem->indirect = 0; 913 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_CTL_IOCTL_ELEM_WRITE, (ULONG)pElem); 914 ret = pHandle->file.f_op->release(&pHandle->inode, &pHandle->file); 915 if(pHandle) kfree(pHandle); 916 917 return OSSERR_SUCCESS; 919 918 920 919 failure: 921 922 923 924 925 920 if(pHandle) { 921 kfree(pHandle); 922 } 923 DebugInt3(); 924 return OSSERR_OUT_OF_MEMORY; 926 925 } 927 926 928 927 int UniaudIoctlHWRefine(OSSSTREAMID streamid, void *pHwParams) 929 928 { 930 931 soundhandle*pHandle = (soundhandle *)streamid;932 933 934 935 936 937 938 939 940 941 942 929 int ret; 930 soundhandle *pHandle = (soundhandle *)streamid; 931 struct snd_pcm_hw_params *params = NULL; 932 printk("PS UniaudIoctlHWRefine\n"); 933 params = (struct snd_pcm_hw_params *)pHwParams; 934 935 if (!params) return -1001; 936 937 if (!pHandle) return -1002; 938 939 pHandle->file.f_flags = O_NONBLOCK; 940 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_HW_REFINE, (ULONG)params); 941 return ret; 943 942 } 944 943 945 944 int UniaudIoctlHWParamSet(OSSSTREAMID streamid, void *pHwParams) 946 945 { 947 948 soundhandle*pHandle = (soundhandle *)streamid;949 950 951 952 953 954 955 956 957 958 946 int ret; 947 soundhandle *pHandle = (soundhandle *)streamid; 948 struct snd_pcm_hw_params *params = NULL; 949 printk("PS UniaudIoctlHWParamSet\n"); 950 params = (struct snd_pcm_hw_params *)pHwParams; 951 952 if (!params) return -1001; 953 if (!pHandle) return -1002; 954 955 pHandle->file.f_flags = O_NONBLOCK; 956 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_HW_PARAMS, (ULONG)params); 957 return ret; 959 958 } 960 959 961 960 int UniaudIoctlSWParamSet(OSSSTREAMID streamid, void *pSwParams) 962 961 { 963 964 soundhandle*pHandle = (soundhandle *)streamid;965 966 967 968 969 970 971 972 973 974 975 962 int ret; 963 soundhandle *pHandle = (soundhandle *)streamid; 964 struct snd_pcm_sw_params *params = NULL; 965 printk("PS UniaudIoctlSWParamSet\n"); 966 params = (struct snd_pcm_sw_params *)pSwParams; 967 968 if (!params) return -1001; 969 if (!pHandle) return -1002; 970 971 pHandle->file.f_flags = O_NONBLOCK; 972 973 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_SW_PARAMS, (ULONG)params); 974 return ret; 976 975 } 977 976 978 977 int UniaudIoctlPCMStatus(OSSSTREAMID streamid, void *pstatus) 979 978 { 980 981 soundhandle*pHandle = (soundhandle *)streamid;982 struct snd_pcm_status*status = (struct snd_pcm_status *)pstatus;983 984 985 986 987 988 989 990 979 int ret; 980 soundhandle *pHandle = (soundhandle *)streamid; 981 struct snd_pcm_status *status = (struct snd_pcm_status *)pstatus; 982 983 if (!status) return -1001; 984 if (!pHandle) return -1002; 985 986 pHandle->file.f_flags = O_NONBLOCK; 987 988 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_STATUS, (ULONG)status); 989 return ret; 991 990 } 992 991 993 992 int UniaudIoctlPCMWrite(OSSSTREAMID streamid, char *buf, int size) 994 993 { 995 996 soundhandle*pHandle = (soundhandle *)streamid;997 998 999 1000 1001 1002 1003 1004 1005 994 int ret; 995 soundhandle *pHandle = (soundhandle *)streamid; 996 997 if (!buf) return -1001; 998 if (!pHandle) return -1002; 999 1000 pHandle->file.f_flags = O_NONBLOCK; 1001 1002 ret = pHandle->file.f_op->write(&pHandle->file, buf, size, &pHandle->file.f_pos); 1003 1004 return ret; 1006 1005 } 1007 1006 1008 1007 int UniaudIoctlPCMRead(OSSSTREAMID streamid, char *buf, int size) 1009 1008 { 1010 1011 soundhandle*pHandle = (soundhandle *)streamid;1012 1013 1014 1015 1016 1017 1018 1019 1020 1009 int ret; 1010 soundhandle *pHandle = (soundhandle *)streamid; 1011 1012 if (!buf) return -1001; 1013 if (!pHandle) return -1002; 1014 1015 pHandle->file.f_flags = O_NONBLOCK; 1016 1017 ret = pHandle->file.f_op->read(&pHandle->file, buf, size, &pHandle->file.f_pos); 1018 1019 return ret; 1021 1020 } 1022 1021 1023 1022 int UniaudIoctlPCMPrepare(OSSSTREAMID streamid) 1024 1023 { 1025 1026 soundhandle*pHandle = (soundhandle *)streamid;1027 1028 1029 1030 1031 1032 1033 1024 int ret; 1025 soundhandle *pHandle = (soundhandle *)streamid; 1026 1027 if (!pHandle) return -1002; 1028 1029 pHandle->file.f_flags = O_NONBLOCK; 1030 1031 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_PREPARE, 0); 1032 return ret; 1034 1033 } 1035 1034 1036 1035 int UniaudIoctlPCMResume(OSSSTREAMID streamid, int pause) 1037 1036 { 1038 1039 soundhandle*pHandle = (soundhandle *)streamid;1040 1041 1042 1043 1044 1045 1046 1047 1037 int ret; 1038 soundhandle *pHandle = (soundhandle *)streamid; 1039 1040 if (!pHandle) return -1002; 1041 1042 pHandle->file.f_flags = O_NONBLOCK; 1043 1044 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_PAUSE, pause); 1045 1046 return ret; 1048 1047 } 1049 1048 1050 1049 int UniaudIoctlPCMStart(OSSSTREAMID streamid) 1051 1050 { 1052 1053 soundhandle*pHandle = (soundhandle *)streamid;1054 1055 1056 1057 1058 1059 1060 1061 1051 int ret; 1052 soundhandle *pHandle = (soundhandle *)streamid; 1053 1054 if (!pHandle) return -1002; 1055 1056 pHandle->file.f_flags = O_NONBLOCK; 1057 1058 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_START, 0); 1059 1060 return ret; 1062 1061 } 1063 1062 1064 1063 int UniaudIoctlPCMDrop(OSSSTREAMID streamid) 1065 1064 { 1066 1067 soundhandle*pHandle = (soundhandle *)streamid;1068 1069 1070 1071 1072 1073 1074 1075 1065 int ret; 1066 soundhandle *pHandle = (soundhandle *)streamid; 1067 1068 if (!pHandle) return -1002; 1069 1070 pHandle->file.f_flags = O_NONBLOCK; 1071 1072 ret = pHandle->file.f_op->ioctl(&pHandle->inode, &pHandle->file, SNDRV_PCM_IOCTL_DROP, 0); 1073 1074 return ret; 1076 1075 } 1077 1076 1078 1077 void UniaudCloseAll(USHORT fileid) 1079 1078 { 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 } 1079 int i; 1080 1081 for (i=0; i < 8*256; i++) 1082 { 1083 if (opened_handles[i].handle != 0) 1084 { 1085 if (fileid) 1086 { 1087 if (fileid == opened_handles[i].FileId) 1088 { 1089 opened_handles[i].reuse = 0; 1090 if (OSS32_WaveClose((OSSSTREAMID)opened_handles[i].handle) == 0) 1091 opened_handles[i].handle = 0; 1092 } 1093 } 1094 else 1095 { 1096 opened_handles[i].reuse = 0; 1097 if (OSS32_WaveClose((OSSSTREAMID)opened_handles[i].handle) == 0) 1098 opened_handles[i].handle = 0; 1099 } 1100 } 1101 } 1102 return; 1103 }
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