📄 tmhpidemod_hpi.c
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// update config
pDriverCfg_S->Specific.HwConfig.DemodType = FrontEndSetUp_S.HwCfg_S.FeType_E;
pDriverCfg_S->Specific.HwConfig.DemodName = FrontEndSetUp_S.HwCfg_S.DemodName_U;
pDriverCfg_S->Specific.HwConfig.TunerName = FrontEndSetUp_S.HwCfg_S.TunerName_U;
pDriverCfg_S->Specific.HwConfig.DemodI2CAdd = FrontEndSetUp_S.HwCfg_S.DemodI2CAdd_BY;
pDriverCfg_S->Specific.HwConfig.TunerI2CAdd = FrontEndSetUp_S.HwCfg_S.TunerI2CAdd_BY;
pDriverCfg_S->Specific.HwConfig.I2CUnit = (HPIv2_UCHAR)FrontEndSetUp_S.HwCfg_S.I2CUnit_BY;
pDriverCfg_S->Specific.HwConfig.BoardType = FrontEndSetUp_S.HwCfg_S.BoardType_U;
pDriverCfg_S->Specific.HwConfig.PioCtl = FrontEndSetUp_S.HwCfg_S.PioCtl;
// update SR config
// not implemented in Devlib
// release the mutex
ErrorCode = tmosalMutexExit(pDemodCtx->DemodMutex_H);
DV_DBG_ASSERT(ErrorCode == TM_OK);
return HPIv2_eDEMOD_OK;
}
//-----------------------------------------------------------------------------
// FUNCTION : HPIv2_DemodTune
//
// DESCRIPTION : This function performs to tune the demod on the frequency
// specified in the structure passed as input.
//
// RETURN : HPIv2_tDEMOD_REPORT
//
// NOTES : reentrant
//-----------------------------------------------------------------------------
HPIv2_tDEMOD_REPORT HPIv2_DemodTune(
HPIv2_uiDemodInstance DemodInstance_U,
HPIv2_tDemodTuningConfig* pTunCfg_S
)
{
HPIv2_tDEMOD_REPORT retVal_E = HPIv2_eDEMOD_OK;
tmErrorCode_t ErrorCode;
Int32 timeOut_L = 1000;
tmhpiDemodCtx_t* pDemodCtx = (tmhpiDemodCtx_t*)DemodInstance_U;
UInt32 uiBandKuFreqMid, uiLFreqLowMax, uiLFreqHighMin;
UInt32 uiLFreqCurrent = 0;
// test if initialized
if ( DemodInstance_U != pDemodCtx->Instance_U )
return HPIv2_eDEMOD_NOT_INITIALIZED;
// take the mutex
ErrorCode = tmosalMutexEnter(pDemodCtx->DemodMutex_H, &timeOut_L);
DV_DBG_ASSERT(ErrorCode == TM_OK);
if(ErrorCode != TM_OK)
{
retVal_E = HPIv2_eDEMOD_COMMAND_FAILED;
}
else // Parameters control
{
switch(pDemodCtx->DemodType_E)
{
case HPIv2_eDemodSatellite:
// FIRST IT IS NEEDED TO REALIZE THE CONFIGURATION OF THE DEVICE LIBRARY
if( pDemodCtx->DriverCfgCall_F )
{
// Check that the parameters provided by the caller are supported
if ( pTunCfg_S->Fsymb_BW < TMDL_FE_CFG_FS_BW_MIN_SAT
|| pTunCfg_S->Fsymb_BW > TMDL_FE_CFG_FS_BW_MAX_SAT)
{
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
}
else
{
if( pTunCfg_S->SpecInv < HPIv2_eDemodSpectrumAuto
|| pTunCfg_S->SpecInv >= HPIv2_eDemodSpectralInvMax )
{
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
}
else
{
if( pTunCfg_S->Const != HPIv2_eDemodConstellationBpsk
&& pTunCfg_S->Const != HPIv2_eDemodConstellationQpsk )
{
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
}
else
{
if( pTunCfg_S->Specific.Sat.ViterbiRate < HPIv2_eDemodSatRate12
|| pTunCfg_S->Specific.Sat.ViterbiRate >= HPIv2_eDemodSatRateMax )
{
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
}
else
{
if( pTunCfg_S->Specific.Sat.Polar < HPIv2_eDemodSatVertical
|| pTunCfg_S->Specific.Sat.Polar > HPIv2_eDemodSatHorizontal )
{
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
}
}
}
}
}
}
// Check that the frequency is supported with the default configuration of the Device Library
if (pTunCfg_S->Const == HPIv2_eDemodConstellationQpsk)
{
HPIv2_eDemodSatTone tone ;
retVal_E = tmGetSatelliteBISFrequency( pTunCfg_S->Frequency, &tone, &uiLFreqCurrent, pDemodCtx);
// If in mannuel switch mode, enable/disable 22k tone depend on TunCfg_S setting
if(pDemodCtx->DriverConfig_S.Specific.uDrvCfg.Sat.Switch.SwitchType != HPIv2_eDemodSatSwitchManual)
{
pTunCfg_S->Specific.Sat.Tone = tone;
}
}
else
{
retVal_E = HPIv2_eDEMOD_COMMAND_FAILED;
}
// In case the parameters are supported
if (retVal_E == HPIv2_eDEMOD_OK)
{
// Only frequencies in the BIS (950-2150Mhz) are supported by the Device Library
pTunCfg_S->Frequency = uiLFreqCurrent;
// Set the switch frequency if Tone ON
if( pTunCfg_S->Specific.Sat.Tone == HPIv2_eDemodToneOn )
{
pTunCfg_S->Specific.Sat.Tone = pDemodCtx->DriverConfig_S.Specific.uDrvCfg.Sat.LnbDefinition.SwitchFrequency;
}
// Set the voltage of the polar
if( pTunCfg_S->Specific.Sat.Polar == HPIv2_eDemodSatVertical )
{
pTunCfg_S->Specific.Sat.Polar = pDemodCtx->DriverConfig_S.Specific.uDrvCfg.Sat.LnbDefinition.vertical;
}
else
{
if( pTunCfg_S->Specific.Sat.Polar == HPIv2_eDemodSatHorizontal )
{
pTunCfg_S->Specific.Sat.Polar = pDemodCtx->DriverConfig_S.Specific.uDrvCfg.Sat.LnbDefinition.horizontal;
}
}
}
break;
case HPIv2_eDemodCable:
if (pTunCfg_S->Frequency < TMDL_FE_CFG_FREQ_TUNER_MIN_CAB
||
pTunCfg_S->Frequency > TMDL_FE_CFG_FREQ_TUNER_MAX_CAB)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Fsymb_BW < TMDL_FE_CFG_FS_BW_MIN_CAB
||
pTunCfg_S->Fsymb_BW > TMDL_FE_CFG_FS_BW_MAX_CAB)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->SpecInv < HPIv2_eDemodSpectrumAuto
||
pTunCfg_S->SpecInv > HPIv2_eDemodSpectrumInverted)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Const < HPIv2_eDemodConstellationQam16
||
pTunCfg_S->Const > HPIv2_eDemodConstellationAuto)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
break;
case HPIv2_eDemodTerrestrial:
if (pTunCfg_S->Frequency < TMDL_FE_CFG_FREQ_TUNER_MIN_TER
||
pTunCfg_S->Frequency > TMDL_FE_CFG_FREQ_TUNER_MAX_TER)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Fsymb_BW < TMDL_FE_CFG_FS_BW_MIN_TER
||
pTunCfg_S->Fsymb_BW > TMDL_FE_CFG_FS_BW_MAX_TER)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->SpecInv < HPIv2_eDemodSpectrumNormal
||
pTunCfg_S->SpecInv > HPIv2_eDemodSpectrumInverted)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Const != HPIv2_eDemodConstellationQpsk
&&
pTunCfg_S->Const != HPIv2_eDemodConstellationQam16
&&
pTunCfg_S->Const != HPIv2_eDemodConstellationQam64
&&
pTunCfg_S->Const != HPIv2_eDemodConstellationAuto)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Specific.Ter.Standard < HPIv2_eDemodTerDVB
||
pTunCfg_S->Specific.Ter.Standard >= HPIv2_eDemodTerStandardMax)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else
{
switch (pTunCfg_S->Specific.Ter.Standard)
{
case HPIv2_eDemodTerDVB:
if (pTunCfg_S->Specific.Ter.uStd.DvbT.TransmissionMode < HPIv2_eDemodTerTransmissionMode2K
||
pTunCfg_S->Specific.Ter.uStd.DvbT.TransmissionMode >= HPIv2_eDemodTerTransmissionModeMax)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Specific.Ter.uStd.DvbT.GuardInterval < HPIv2_eDemodTerGuardInterval32
||
pTunCfg_S->Specific.Ter.uStd.DvbT.GuardInterval >= HPIv2_eDemodTerGuardIntervalMax )
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Specific.Ter.uStd.DvbT.Priority < HPIv2_eDemodTerPriorityHigh
||
pTunCfg_S->Specific.Ter.uStd.DvbT.Priority >= HPIv2_eDemodTerPriorityMax )
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Specific.Ter.uStd.DvbT.Hierarchy < HPIv2_eDemodTerHierarchyNonHierarchy
||
pTunCfg_S->Specific.Ter.uStd.DvbT.Hierarchy >= HPIv2_eDemodTerHierarchyMax )
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Specific.Ter.uStd.DvbT.ViterbiRateHP < HPIv2_eDemodTerRate12
||
pTunCfg_S->Specific.Ter.uStd.DvbT.ViterbiRateHP >= HPIv2_eDemodTerRateMax )
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
else if (pTunCfg_S->Specific.Ter.uStd.DvbT.ViterbiRateLP < HPIv2_eDemodTerRate12
||
pTunCfg_S->Specific.Ter.uStd.DvbT.ViterbiRateLP >= HPIv2_eDemodTerRateMax )
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
break;
case HPIv2_eDemodTerATSC:
if (pTunCfg_S->Specific.Ter.uStd.Vsb.ViterbiRate != HPIv2_eDemodTerRate23)
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
break;
} //switch (pTunCfg_S->Specific.Ter.Standard)
}
break;
default:
retVal_E = HPIv2_eDEMOD_BAD_PARAMETER;
} //switch(pDemodCtx->DemodType_E)
}
if (retVal_E != HPIv2_eDEMOD_OK)
{
// release the mutex
ErrorCode = tmosalMutexExit(pDemodCtx->DemodMutex_H);
DV_DBG_ASSERT(ErrorCode == TM_OK);
return retVal_E;
}
// call front-end function
ErrorCode = tmdlFeStartRelock( pDemodCtx->dlFeInstance_U);
DV_DBG_ASSERT(ErrorCode == TM_OK);
if (ErrorCode != TM_OK)
{
// release the mutex
ErrorCode = tmosalMutexExit(pDemodCtx->DemodMutex_H);
DV_DBG_ASSERT(ErrorCode == TM_OK);
return HPIv2_eDEMOD_COMMAND_FAILED;
}
ErrorCode = tmdlFeTune(pDemodCtx->dlFeInstance_U, (tmdlFeTuningConfig_t*)pTunCfg_S);
DV_DBG_ASSERT(ErrorCode == TM_OK);
if (ErrorCode != TM_OK)
{
// release the mutex
ErrorCode = tmosalMutexExit(pDemodCtx->DemodMutex_H);
DV_DBG_ASSERT(ErrorCode == TM_OK);
return HPIv2_eDEMOD_COMMAND_FAILED;
}
// release the mutex
ErrorCode = tmosalMutexExit(pDemodCtx->DemodMutex_H);
DV_DBG_ASSERT(ErrorCode == TM_OK);
return HPIv2_eDEMOD_OK;
}
//-----------------------------------------------------------------------------
// FUNCTION : HPIv2_DemodScan
//
// DESCRIPTION : This function performs a scan as specified in the structure
// passed as input.
//
// RETURN : HPIv2_tDEMOD_REPORT
//
// NOTES : reentrant
//-----------------------------------------------------------------------------
HPIv2_tDEMOD_REPORT HPIv2_DemodScan(
HPIv2_uiDemodInstance DemodInstance_U,
HPIv2_tDemodSearchConfig* pInSearchCfg_S
)
{
HPIv2_tDEMOD_REPORT retVal_E = HPIv2_eDEMOD_OK;
tmErrorCode_t ErrorCode;
Int32 timeOut_L = 1000;
tmhpiDemodCtx_t* pDemodCtx = (tmhpiDemodCtx_t*)DemodInstance_U;
UInt32 uiLStartFreq, uiLStopFreq, uiLFreqTemp;
memcpy(pgSearchCfg_S, pInSearchCfg_S, sizeof(HPIv2_tDemodSearchConfig));⌨️ 快捷键说明
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