// This function opens the drivers and initializes the components for one path
tmErrorCode_t Init(tmUnitSelect_t path)
{
tmUnitSelect_t tunerUnit;
tmbslFrontEndDependency_t sSrvFunc;
TDA18250A_AdditionnalData_t sTDA18250AAdditionnalData;
tmErrorCode_t err = TM_ERR_NOT_INITIALIZED;
if (path == 0)
{
tunerUnit = TunerUnit0;
}
else
{
tunerUnit = TunerUnit1;
}
sSrvFunc.sIo.Write = UserWrittenI2CWrite;
sSrvFunc.sIo.Read = UserWrittenI2CRead;
sSrvFunc.sTime.Wait = UserWrittenWait;
sSrvFunc.sDebug.Print = NULL;
sSrvFunc.sMutex.Init = NULL;
sSrvFunc.sMutex.DeInit = NULL;
sSrvFunc.sMutex.Acquire = NULL;
sSrvFunc.sMutex.Release = NULL;
/* Tuner init */
if (path == 0)
{
sTDA18250AAdditionnalData.tOtherUnit = TunerUnit1;
}
else
{
sTDA18250AAdditionnalData.tOtherUnit = TunerUnit0;
}
sSrvFunc.dwAdditionalDataSize = sizeof(TDA18250A_AdditionnalData_t);
sSrvFunc.pAdditionalData = &sTDA18250AAdditionnalData;
err = tmbslTDA18250A_Open(tunerUnit, &sSrvFunc);
if (err == TM_OK)
{
err = tmbslTDA18250A_HwInit(tunerUnit);
}
if (err == TM_OK)
{
err = tmbslTDA18250A_SetPowerState(tunerUnit, tmPowerOn);
}
return err;
}
INT32 tun_tda18250ab_control(UINT32 tuner_id, UINT32 freq, UINT32 sym)
{
INT32 result;
tmErrorCode_t err;
static INT8 tun_status=0;
struct QAM_TUNER_CONFIG_EXT * tuner_dev_ptr = NULL;
UInt32 uRF_Hz = freq*1000;
tuner_dev_ptr = tda18250ab_dev_id[tuner_id];
TDA18250AStandardMode_t stdmodemaster = TDA18250A_QAM_8MHz;
if(tuner_dev_ptr->c_tuner_freq_param !=0x00)
{
if(t_val!=tuner_dev_ptr->c_tuner_freq_param)
{
t_val=tuner_dev_ptr->c_tuner_freq_param;
tun_status=0x00;
}
}
if (0==tun_status)
{
/* Variable declarations */
tmbslFrontEndDependency_t sSrvFunc;
tmErrorCode_t err = TM_OK;
switch(tuner_dev_ptr->c_tuner_freq_param)
{
case 0x09:
stdmodemaster=TDA18250A_QAM_8MHz;
break;
case 0x0C:
stdmodemaster=TDA18250A_QAM_6MHz;
break;
default:
stdmodemaster = TDA18250A_QAM_8MHz;
break;
}
tuner_dev_ptr->c_tuner_freq_param =0x00;
memset(&sSrvFunc, 0, sizeof(sSrvFunc));
sSrvFunc.sIo.Write = UserWrittenWrite_18250ab;
sSrvFunc.sIo.Read = UserWrittenRead_18250ab;
sSrvFunc.sTime.Wait = UserWrittenWait_18250ab;
sSrvFunc.sDebug.Print = UserWrittenPrint_18250ab;
sSrvFunc.sMutex.Init = Null;
sSrvFunc.sMutex.DeInit = Null;
sSrvFunc.sMutex.Acquire = Null;
sSrvFunc.sMutex.Release = Null;
/* Tuner init */
sSrvFunc.dwAdditionalDataSize = 0;
sSrvFunc.pAdditionalData = Null;
err = tmbslTDA18250A_Open(tuner_id, &sSrvFunc);
//joey, 20130415, for 27M crystal support, in future, should be from the top setting.
/*
if (err == TM_OK)
{
TDA18250AXtalFreq_t tmp_crystal = TDA18250A_XtalFreq_Unknown;
struct QAM_TUNER_CONFIG_EXT * tuner_dev_ptr = NULL;
if ((tuner_id>=tda18250ab_tuner_cnt) || (tuner_id>=MAX_TUNER_SUPPORT_NUM))
return ERR_FAILUE;
tuner_dev_ptr = tda18250ab_dev_id[tuner_id];
if (16 == tuner_dev_ptr->cTuner_Crystal) // tuner crystal selection.
{
tmp_crystal = TDA18250A_XtalFreq_16000000;
}
else if (24 == tuner_dev_ptr->cTuner_Crystal)
{
tmp_crystal = TDA18250A_XtalFreq_24000000;
}
else if (25 == tuner_dev_ptr->cTuner_Crystal)
{
tmp_crystal = TDA18250A_XtalFreq_25000000;
}
else if (27 == tuner_dev_ptr->cTuner_Crystal)
{
tmp_crystal = TDA18250A_XtalFreq_27000000;
}
else if (30 == tuner_dev_ptr->cTuner_Crystal)
{
tmp_crystal = TDA18250A_XtalFreq_30000000;
}
else
{
tmp_crystal = TDA18250A_XtalFreq_16000000;
}
err = tmbslTDA18250A_SetXtal(tuner_id, tmp_crystal);
}
*/
if (err == TM_OK)
{
err = tmbslTDA18250A_HwInit(tuner_id);
}
if (err == TM_OK)
{
err = tmbslTDA18250A_SetPowerState(tuner_id, tmPowerOn);
}
if(err != TM_OK)
return err;
tun_status = 1;
err = tmbslTDA18250A_SetStandardMode(tuner_id, stdmodemaster);
TDA18250AB_PRINTF("2---the err is %d\n",err);
}
if (err == TM_OK)
{
err = tmbslTDA18250A_SetRF(tuner_id, uRF_Hz);
}
if (err !=TM_OK)
{
result= ERR_FAILED;
}
else
{
result = SUCCESS;
}
return result;
}
