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93 ////////////////////////////////////////////////////////////////////////////////
94
95 ////////////////////////////////////////////////////////////////////////////////
96 // [Doxygen]
97 /// file apiGOP_SC.c
98 /// This file includes MStar application interface for Graphic output path
99 /// @brief API for Graphics output path (GOP)
100 /// @author MStar Semiconductor, Inc.
101 //
102 ////////////////////////////////////////////////////////////////////////////////
103
104 //-------------------------------------------------------------------------------------------------
105 // Include Files
106 //-------------------------------------------------------------------------------------------------
107 #ifndef MSOS_TYPE_LINUX_KERNEL
108 #include <stdio.h>
109 #include <string.h>
110 #endif
111
112 #include "utopia.h"
113 #include "utopia_dapi.h"
114
115 #include "MsTypes.h"
116 #include "MsCommon.h"
117 #include "MsVersion.h"
118 #include "apiGOPSC_Ex.h"
119 #include "apiGOPSCD_v2.h"
120 #include "apiGOPSCD_private.h"
121 #include "drvGOPSCD.h"
122 #include "drvMMIO.h"
123
124 //GOPSC_Info gGOPSCInfoData =
125 //{EN_Cubic,EN_Source_GOP,0x40,FALSE,FALSE,FALSE,TRUE};
126
127 #define HW_LIMIT_WIDTH 720
128
129 #define _GOPSCD_ENTRY_CHECKER(ARGS) \
130 ARGS.bReturnValue = En_GOPSC_NOT_INITIALIZE; \
131 if (pu32GOPSCDInst == NULL) \
132 { \
133 printf("[%s,%5d] No instance existed, please get an instance by calling MApi_GOPSC_Init() first\n",__FUNCTION__,__LINE__); \
134 return ARGS.bReturnValue; \
135 } \
136
137 #define _GOPSCD_SET_INSTPRI_ID_FROM_INFO(pINSTPRI, pDEV) \
138 if(UtopiaInstanceGetPrivate(pu32GOPSCDInst, (void*)&pINSTPRI)!=UTOPIA_STATUS_SUCCESS) \
139 { \
140 printf("[%s,%5d] Instance Get Private failed\n",__FUNCTION__,__LINE__); \
141 return En_GOPSC_FAIL; \
142 } \
143 pINSTPRI->u32DeviceID = _GetDeviceIdFromInfo(pDEV);
144
145
_GetDeviceIdFromInfo(GOPSC_DeviceInfo * pDevInfo)146 static MS_U32 _GetDeviceIdFromInfo(GOPSC_DeviceInfo* pDevInfo)
147 {
148 if(NULL == pDevInfo)
149 {
150 return 0;
151 }
152 else
153 {
154 return pDevInfo->u32Id;
155 }
156 }
157
_GetDeviceIDFromInstance(void * pInstance)158 static MS_U32 _GetDeviceIDFromInstance(void* pInstance)
159 {
160 if(NULL == pInstance)
161 {
162 printf("[%s] NULL instance\n",__FUNCTION__);
163 return 0;
164 }
165 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
166 if(UtopiaInstanceGetPrivate(pInstance, (void*)&psGOPSCDInstPri)!=UTOPIA_STATUS_SUCCESS)
167 {
168 printf("[%s,%5d] Instance Get Private failed\n",__FUNCTION__,__LINE__);
169 return 0;
170 }
171 return psGOPSCDInstPri->u32DeviceID;
172 }
173
MApi_GOPSCD_Init_U2(void * pInstance)174 GOPSC_Result MApi_GOPSCD_Init_U2(void* pInstance)
175 {
176 MS_VIRT virtGOPSCRiuBaseAddr;
177 MS_U32 u32NonPMBankSize;
178
179 GOPSCD_RESOURCE_PRIVATE* psGOPSCDResPri = NULL;
180 if(UtopiaResourceGetPrivate(g_pGOPSCDResource, (void*)&psGOPSCDResPri)!=UTOPIA_STATUS_SUCCESS)
181 {
182 printf("[%s,%5d] Resource Get Private failed\n",__FUNCTION__,__LINE__);
183 return En_GOPSC_FAIL;
184 }
185
186 //Initialize globle
187 psGOPSCDResPri->GOPSCDInfoData.en_Source = EN_Source_GOP;
188 psGOPSCDResPri->GOPSCDInfoData.en_VScalingMode = EN_Cubic;
189 psGOPSCDResPri->GOPSCDInfoData.dlyLineNumber = 0x40;
190 psGOPSCDResPri->GOPSCDInfoData.P2IEnable = FALSE;
191 psGOPSCDResPri->GOPSCDInfoData.HalfModeEnable = FALSE;
192 psGOPSCDResPri->GOPSCDInfoData.OutputRateControlEnable = FALSE;
193 psGOPSCDResPri->GOPSCDInfoData.UseP2IFormula = TRUE;
194
195 // get MMIO base
196 if(MDrv_MMIO_GetBASE( &virtGOPSCRiuBaseAddr, &u32NonPMBankSize, MS_MODULE_GE ) != TRUE)
197 {
198 printf("GOP_SC GetBase failed\n");
199 return En_GOPSC_FAIL;
200 }
201 MDrv_GOPSC_Init_riu_base(_GetDeviceIDFromInstance(pInstance),virtGOPSCRiuBaseAddr);
202 MDrv_GOPSC_Init(_GetDeviceIDFromInstance(pInstance));
203 MDrv_GOPSC_SetSkipPixel(_GetDeviceIDFromInstance(pInstance),TRUE,FALSE,0,HW_LIMIT_WIDTH,0,0); //for HW limit, XSkip must 720.
204 MApi_GOPSC_SetGOPSCInfo_U2(pInstance,NULL);
205
206 return En_GOPSC_OK;
207 }
208
MApi_GOPSC_Init(GOPSC_DeviceInfo * DevInfo)209 GOPSC_Result MApi_GOPSC_Init(GOPSC_DeviceInfo* DevInfo)
210 {
211 if (pu32GOPSCDInst == NULL)
212 {
213 if(UtopiaOpen(MODULE_GOPSCD, &pu32GOPSCDInst, 0, NULL) != UTOPIA_STATUS_SUCCESS)
214 {
215 printf("UtopiaOpen pu32GOPSCDInst failed\n");
216 return En_GOPSC_FAIL;
217 }
218 }
219
220 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
221 if(UtopiaInstanceGetPrivate(pu32GOPSCDInst, (void*)&psGOPSCDInstPri)!=UTOPIA_STATUS_SUCCESS)
222 {
223 printf("[%s,%5d] Instance Get Private failed\n",__FUNCTION__,__LINE__);
224 }
225 psGOPSCDInstPri->u32DeviceID = _GetDeviceIdFromInfo(DevInfo);
226
227 GOPSCD_INIT_INFO GOPSCDArgs;
228 if(UtopiaIoctl(pu32GOPSCDInst, MAPI_CMD_GOPSCD_INIT, (void*)&GOPSCDArgs) != UTOPIA_STATUS_SUCCESS)
229 {
230 printf("Obtain GOPSCD engine fail\n");
231 return En_GOPSC_FAIL;
232 }
233 else
234 {
235 return GOPSCDArgs.bReturnValue;
236 }
237 }
238
MApi_GOPSCD_Scaling_U2(void * pInstance,E_GOPSCD_SCALING_CMD cmd,MS_U8 FrameNum)239 GOPSC_Result MApi_GOPSCD_Scaling_U2(void* pInstance, E_GOPSCD_SCALING_CMD cmd, MS_U8 FrameNum)
240 {
241 if(E_GOPSCD_CMD_ENABLE == cmd)
242 {
243 MDrv_GOPSC_Enable(_GetDeviceIDFromInstance(pInstance),TRUE);
244 }
245 else if(E_GOPSCD_CMD_DISABLE == cmd)
246 {
247 MDrv_GOPSC_Enable(_GetDeviceIDFromInstance(pInstance),FALSE);
248 }
249 else if(E_GOPSCD_CMD_SCALING_ONCE == cmd)
250 {
251 if(0 == FrameNum)
252 {
253 printf("[%s] FrameNum is 0.\n",__FUNCTION__);
254 return En_GOPSC_INVALID_PARAM;
255 }
256 MDrv_GOPSC_Enable(_GetDeviceIDFromInstance(pInstance),FALSE);
257 MDrv_GOPSC_TriggerOnce(_GetDeviceIDFromInstance(pInstance),FrameNum);
258 }
259 else
260 {
261 printf("[%s,%5d] Unkown command\n",__FUNCTION__,__LINE__);
262 return En_GOPSC_FAIL;
263 }
264 return En_GOPSC_OK;
265 }
266
MApi_GOPSC_Enable(GOPSC_DeviceInfo * DevInfo,MS_BOOL enable)267 GOPSC_Result MApi_GOPSC_Enable(GOPSC_DeviceInfo* DevInfo, MS_BOOL enable)
268 {
269 GOPSCD_SCALING GOPSCDArgs;
270 _GOPSCD_ENTRY_CHECKER(GOPSCDArgs);
271
272 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
273 _GOPSCD_SET_INSTPRI_ID_FROM_INFO(psGOPSCDInstPri,DevInfo);
274
275 GOPSCDArgs.gopscCmd = E_GOPSCD_CMD_ENABLE;
276 GOPSCDArgs.u8FrameCount = 0;
277 if(UtopiaIoctl(pu32GOPSCDInst, MAPI_CMD_GOPSCD_SCALING, (void*)&GOPSCDArgs) != UTOPIA_STATUS_SUCCESS)
278 {
279 printf("Obtain GOPSCD engine fail\n");
280 return En_GOPSC_FAIL; // return meaningless value because get instance failed.
281 }
282 else
283 {
284 return GOPSCDArgs.bReturnValue;
285 }
286 }
287
MApi_GOPSC_GetGOPSCInfo_U2(void * pInstance,GOPSC_Info * gopscInfo)288 GOPSC_Result MApi_GOPSC_GetGOPSCInfo_U2(void* pInstance, GOPSC_Info* gopscInfo)
289 {
290 if(gopscInfo == NULL)
291 {
292 printf("[%s] gopscInfo is NULL\n",__FUNCTION__);
293 return En_GOPSC_INVALID_PARAM;
294 }
295
296 GOPSCD_RESOURCE_PRIVATE* psGOPSCDResPri = NULL;
297 if(UtopiaResourceGetPrivate(g_pGOPSCDResource, (void*)&psGOPSCDResPri)!=UTOPIA_STATUS_SUCCESS)
298 {
299 printf("[%s,%5d] Resource Get Private failed\n",__FUNCTION__,__LINE__);
300 return En_GOPSC_FAIL;
301 }
302
303 gopscInfo->en_Source = psGOPSCDResPri->GOPSCDInfoData.en_Source;
304 gopscInfo->en_VScalingMode = psGOPSCDResPri->GOPSCDInfoData.en_VScalingMode;
305 gopscInfo->dlyLineNumber = psGOPSCDResPri->GOPSCDInfoData.dlyLineNumber;
306 gopscInfo->P2IEnable = psGOPSCDResPri->GOPSCDInfoData.P2IEnable;
307 gopscInfo->HalfModeEnable = psGOPSCDResPri->GOPSCDInfoData.HalfModeEnable;
308 gopscInfo->OutputRateControlEnable = psGOPSCDResPri->GOPSCDInfoData.OutputRateControlEnable;
309 gopscInfo->UseP2IFormula = psGOPSCDResPri->GOPSCDInfoData.UseP2IFormula;
310
311 return En_GOPSC_OK;
312 }
313
MApi_GOPSC_GetGOPSCInfo(GOPSC_DeviceInfo * DevInfo,GOPSC_Info * gopscInfo)314 GOPSC_Result MApi_GOPSC_GetGOPSCInfo(GOPSC_DeviceInfo* DevInfo, GOPSC_Info* gopscInfo)
315 {
316 GOPSCD_GET_INFO GOPSCDArgs;
317 _GOPSCD_ENTRY_CHECKER(GOPSCDArgs);
318 //If gopscInfo == NULL, it will set value for globle variable directly
319
320 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
321 _GOPSCD_SET_INSTPRI_ID_FROM_INFO(psGOPSCDInstPri,DevInfo);
322
323 GOPSCDArgs.gopscInfo = gopscInfo;
324 if(UtopiaIoctl(pu32GOPSCDInst, MAPI_CMD_GOPSCD_GET_INFO, (void*)&GOPSCDArgs) != UTOPIA_STATUS_SUCCESS)
325 {
326 printf("Obtain GOPSCD engine fail\n");
327 return En_GOPSC_FAIL; // return meaningless value because get instance failed.
328 }
329 else
330 {
331 return GOPSCDArgs.bReturnValue;
332 }
333 }
334
MApi_GOPSC_SetGOPSCInfo_U2(void * pInstance,GOPSC_Info * gopscInfo)335 GOPSC_Result MApi_GOPSC_SetGOPSCInfo_U2(void* pInstance, GOPSC_Info* gopscInfo)
336 {
337 GOPSCD_RESOURCE_PRIVATE* psGOPSCDResPri = NULL;
338 if(UtopiaResourceGetPrivate(g_pGOPSCDResource, (void*)&psGOPSCDResPri)!=UTOPIA_STATUS_SUCCESS)
339 {
340 printf("[%s,%5d] Resource Get Private failed\n",__FUNCTION__,__LINE__);
341 return En_GOPSC_FAIL;
342 }
343
344 if(gopscInfo != NULL)
345 {
346 psGOPSCDResPri->GOPSCDInfoData.en_Source = gopscInfo->en_Source;
347 psGOPSCDResPri->GOPSCDInfoData.en_VScalingMode = gopscInfo->en_VScalingMode;
348 psGOPSCDResPri->GOPSCDInfoData.dlyLineNumber = gopscInfo->dlyLineNumber;
349 psGOPSCDResPri->GOPSCDInfoData.P2IEnable = gopscInfo->P2IEnable;
350 psGOPSCDResPri->GOPSCDInfoData.HalfModeEnable = gopscInfo->HalfModeEnable;
351 psGOPSCDResPri->GOPSCDInfoData.OutputRateControlEnable = gopscInfo->OutputRateControlEnable;
352 psGOPSCDResPri->GOPSCDInfoData.UseP2IFormula = gopscInfo->UseP2IFormula;
353 }
354
355 MDrv_GOPSC_SetVScalingMode(_GetDeviceIDFromInstance(pInstance),psGOPSCDResPri->GOPSCDInfoData.en_VScalingMode);
356 MDrv_GOPSC_SetSource(_GetDeviceIDFromInstance(pInstance),psGOPSCDResPri->GOPSCDInfoData.en_Source);
357 MDrv_GOPSC_SetDelayLineNumber(_GetDeviceIDFromInstance(pInstance),psGOPSCDResPri->GOPSCDInfoData.dlyLineNumber);
358 MDrv_GOPSC_P2IEnable(_GetDeviceIDFromInstance(pInstance),psGOPSCDResPri->GOPSCDInfoData.P2IEnable);
359 MDrv_GOPSC_HalfMode(_GetDeviceIDFromInstance(pInstance),psGOPSCDResPri->GOPSCDInfoData.HalfModeEnable);
360
361 return En_GOPSC_OK;
362 }
363
MApi_GOPSC_SetGOPSCInfo(GOPSC_DeviceInfo * DevInfo,GOPSC_Info * gopscInfo)364 GOPSC_Result MApi_GOPSC_SetGOPSCInfo(GOPSC_DeviceInfo* DevInfo, GOPSC_Info* gopscInfo)
365 {
366 GOPSCD_SET_INFO GOPSCDArgs;
367 _GOPSCD_ENTRY_CHECKER(GOPSCDArgs);
368 //If gopscInfo == NULL, it will set value for globle variable directly
369
370 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
371 _GOPSCD_SET_INSTPRI_ID_FROM_INFO(psGOPSCDInstPri,DevInfo);
372
373 GOPSCDArgs.gopscInfo = gopscInfo;
374 if(UtopiaIoctl(pu32GOPSCDInst, MAPI_CMD_GOPSCD_SET_INFO, (void*)&GOPSCDArgs) != UTOPIA_STATUS_SUCCESS)
375 {
376 printf("Obtain GOPSCD engine fail\n");
377 return En_GOPSC_FAIL; // return meaningless value because get instance failed.
378 }
379 else
380 {
381 return GOPSCDArgs.bReturnValue;
382 }
383 }
384
MApi_GOPSC_SetHVSPSize_U2(void * pInstance,const GOPSC_SizeInfo * sizeInfo,MS_U32 flag)385 GOPSC_Result MApi_GOPSC_SetHVSPSize_U2(void* pInstance, const GOPSC_SizeInfo* sizeInfo, MS_U32 flag)
386 {
387 if(NULL == sizeInfo)
388 {
389 printf("[%s] sizeInfo is NULL\n",__FUNCTION__);
390 return En_GOPSC_INVALID_PARAM;
391 }
392 //No support destination > source (this case is not function of GOPSC)
393 if((sizeInfo->destHeight > sizeInfo->srcHeight) || (sizeInfo->destWidth > sizeInfo->srcWidth))
394 {
395 printf("[%s] sizeInfo data is error\n",__FUNCTION__);
396 return En_GOPSC_FAIL;
397 }
398
399 GOPSCD_RESOURCE_PRIVATE* psGOPSCDResPri = NULL;
400 if(UtopiaResourceGetPrivate(g_pGOPSCDResource, (void*)&psGOPSCDResPri)!=UTOPIA_STATUS_SUCCESS)
401 {
402 printf("[%s,%5d] Resource Get Private failed\n",__FUNCTION__,__LINE__);
403 return En_GOPSC_FAIL;
404 }
405
406 if(psGOPSCDResPri->GOPSCDInfoData.OutputRateControlEnable)
407 {
408 MDrv_GOPSC_SetOutputControlRate(_GetDeviceIDFromInstance(pInstance),TRUE,
409 sizeInfo->srcWidth,sizeInfo->srcHeight,sizeInfo->destWidth,sizeInfo->destHeight,
410 psGOPSCDResPri->GOPSCDInfoData.P2IEnable);
411 }
412 else
413 {
414 MDrv_GOPSC_SetOutputControlRate(_GetDeviceIDFromInstance(pInstance),
415 FALSE,0,0,0,0,FALSE);
416 }
417 MDrv_GOPSC_SetScalingFormula(_GetDeviceIDFromInstance(pInstance),psGOPSCDResPri->GOPSCDInfoData.UseP2IFormula);
418
419 return MDrv_GOPSC_SetHVSP(_GetDeviceIDFromInstance(pInstance),sizeInfo->bEnableScaleX,sizeInfo->bEnableScaleY,
420 sizeInfo->srcWidth,sizeInfo->srcHeight,sizeInfo->destWidth,sizeInfo->destHeight);
421 }
422
423 // flag is reserve for enable dither, V-y Scaling, V-c Scaling...options
MApi_GOPSC_SetHVSPSize(GOPSC_DeviceInfo * DevInfo,GOPSC_SizeInfo * sizeInfo,MS_U32 flag)424 GOPSC_Result MApi_GOPSC_SetHVSPSize(GOPSC_DeviceInfo* DevInfo, GOPSC_SizeInfo* sizeInfo, MS_U32 flag)
425 {
426 GOPSCD_SET_HVSPSZIE GOPSCDArgs;
427 _GOPSCD_ENTRY_CHECKER(GOPSCDArgs);
428
429 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
430 _GOPSCD_SET_INSTPRI_ID_FROM_INFO(psGOPSCDInstPri,DevInfo);
431
432 GOPSCDArgs.sizeInfo = sizeInfo;
433 GOPSCDArgs.flag = flag;
434 if(UtopiaIoctl(pu32GOPSCDInst, MAPI_CMD_GOPSCD_SET_HVSPSIZE, (void*)&GOPSCDArgs) != UTOPIA_STATUS_SUCCESS)
435 {
436 printf("Obtain GOPSCD engine fail\n");
437 return En_GOPSC_FAIL; // return meaningless value because get instance failed.
438 }
439 else
440 {
441 return GOPSCDArgs.bReturnValue;
442 }
443 }
444
MApi_GOPSC_SetSkipPixel_U2(void * pInstance,const GOPSC_SkipPixelInfo * skippixelInfo,MS_U32 flag)445 GOPSC_Result MApi_GOPSC_SetSkipPixel_U2(void* pInstance, const GOPSC_SkipPixelInfo* skippixelInfo, MS_U32 flag)
446 {
447 if(NULL == skippixelInfo)
448 {
449 printf("[%s] skippixelInfo is NULL\n",__FUNCTION__);
450 return En_GOPSC_INVALID_PARAM;
451 }
452 if(skippixelInfo->xEnd <= skippixelInfo->xStart || skippixelInfo->yEnd <= skippixelInfo->yStart)
453 {
454 printf("[%s] skippixelInfo data is error\n",__FUNCTION__);
455 return En_GOPSC_FAIL;
456 }
457 if(skippixelInfo->xEnd > HW_LIMIT_WIDTH)
458 {
459 printf("[%s] skippixelInfo xEnd must be smaller than HW_LIMIT_WIDTH\n",__FUNCTION__);
460 return En_GOPSC_FAIL;
461 }
462 return MDrv_GOPSC_SetSkipPixel(_GetDeviceIDFromInstance(pInstance),skippixelInfo->bEnableSkipX,skippixelInfo->bEnableSkipY,
463 skippixelInfo->xStart,skippixelInfo->xEnd,skippixelInfo->yStart,skippixelInfo->yEnd);
464 }
465
MApi_GOPSC_SetSkipPixel(GOPSC_DeviceInfo * DevInfo,GOPSC_SkipPixelInfo * skippixelInfo,MS_U32 flag)466 GOPSC_Result MApi_GOPSC_SetSkipPixel(GOPSC_DeviceInfo* DevInfo, GOPSC_SkipPixelInfo* skippixelInfo, MS_U32 flag)
467 {
468 GOPSCD_SET_SKIPPIXEL GOPSCDArgs;
469 _GOPSCD_ENTRY_CHECKER(GOPSCDArgs);
470
471 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
472 _GOPSCD_SET_INSTPRI_ID_FROM_INFO(psGOPSCDInstPri,DevInfo);
473
474 GOPSCDArgs.skippixelInfo = skippixelInfo;
475 GOPSCDArgs.flag = flag;
476 if(UtopiaIoctl(pu32GOPSCDInst, MAPI_CMD_GOPSCD_SET_SKIPPIXEL, (void*)&GOPSCDArgs) != UTOPIA_STATUS_SUCCESS)
477 {
478 printf("Obtain GOPSCD engine fail\n");
479 return En_GOPSC_FAIL; // return meaningless value because get instance failed.
480 }
481 else
482 {
483 return GOPSCDArgs.bReturnValue;
484 }
485
486 }
487
488 #if 0 //take out this because of no use now.
489 GOPSC_Result MApi_GOPSC_SetFieldStartPosition(GOPSC_DeviceInfo* DevInfo, MS_BOOL enable, MS_U16 topFieldOffset, MS_U16 bottomFieldOffset)
490 {
491 return MDrv_GOPSC_SetFieldStartPosition(_GetDeviceIdFromInfo(DevInfo),
492 enable,topFieldOffset,bottomFieldOffset);
493 }
494 #endif
495
MApi_GOPSC_ScalingDownOnce(GOPSC_DeviceInfo * DevInfo,MS_U8 FrameNum)496 GOPSC_Result MApi_GOPSC_ScalingDownOnce(GOPSC_DeviceInfo* DevInfo, MS_U8 FrameNum)
497 {
498 GOPSCD_SCALING GOPSCDArgs;
499 _GOPSCD_ENTRY_CHECKER(GOPSCDArgs);
500
501 GOPSCD_INSTANT_PRIVATE* psGOPSCDInstPri = NULL;
502 _GOPSCD_SET_INSTPRI_ID_FROM_INFO(psGOPSCDInstPri,DevInfo);
503
504 GOPSCDArgs.gopscCmd = E_GOPSCD_CMD_SCALING_ONCE;
505 GOPSCDArgs.u8FrameCount = FrameNum;
506 if(UtopiaIoctl(pu32GOPSCDInst, MAPI_CMD_GOPSCD_SCALING, (void*)&GOPSCDArgs) != UTOPIA_STATUS_SUCCESS)
507 {
508 printf("Obtain GOPSCD engine fail\n");
509 return En_GOPSC_FAIL; // return meaningless value because get instance failed.
510 }
511 else
512 {
513 return GOPSCDArgs.bReturnValue;
514 }
515 }
516
517