Lines Matching refs:rtn
406 IOReturn rtn;
439 rtn = kIOReturnSuccess;
440 fCDCDriver = findCDCDriverAC(this, &rtn);
446 if (rtn == kIOReturnNotReady)
744 IOReturn rtn = kIOReturnSuccess;
754 rtn = fCommPipe->Read(fCommPipeMDP, &fCommCompletionInfo, NULL);
755 if (rtn == kIOReturnSuccess)
764 XTRACE(this, 0, rtn, "dataAcquired - Reading the interrupt pipe failed");
1027 IOReturn rtn = kIOReturnSuccess;
1033 rtn = thePipe->GetPipeStatus();
1034 if (rtn != kIOUSBPipeStalled)
1037 return rtn;
1041 rtn = thePipe->ClearPipeStall(true);
1042 if (rtn == kIOReturnSuccess)
1046 XTRACE(this, 0, rtn, "checkPipe - ClearPipeStall Failed");
1049 return rtn;
1200 IOReturn rtn = kIOReturnSuccess;
1217 rtn = fControlInterface->GetDevice()->GetDeviceStatus(&status);
1218 if (rtn != kIOReturnSuccess)
1220 XTRACE(this, 0, rtn, "resetDevice - Error getting device status");
1247 rtn = fControlInterface->GetDevice()->ReEnumerateDevice(0);
1248 if (rtn != kIOReturnSuccess)
1250 XTRACE(this, 0, rtn, "resetDevice - ReEnumerateDevice failed");
1257 rtn = fControlInterface->GetDevice()->ResetDevice();
1258 if (rtn != kIOReturnSuccess)
1260 XTRACE(this, 0, rtn, "resetDevice - ResetDevice failed");
1286 IOReturn rtn;
1316 rtn = fCommPipe->Read(fCommPipeMDP, &fCommCompletionInfo, NULL);
1317 if (rtn != kIOReturnSuccess)
1319 XTRACE(this, 0, rtn, "message - Read for interrupt-in pipe failed, still dead");
1332 rtn = fCommPipe->Read(fCommPipeMDP, &fCommCompletionInfo, NULL);
1333 if (rtn != kIOReturnSuccess)
1335 XTRACE(this, 0, rtn, "message - Read for interrupt-in pipe failed, still dead");