/**
@see DVBT_NIM_FP_GET_PARAMETERS
*/
s32
dvbt_nim_default_GetParameters(
DVBT_NIM_MODULE *pNim,
u64 *pRfFreqHz,
s32 *pBandwidthMode
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner RF frequency in Hz.
if(pTuner->GetRfFreqHz(pTuner, pRfFreqHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get demod bandwidth mode.
if(pDemod->GetBandwidthMode(pDemod, pBandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_GET_RF_POWER_LEVEL_DBM
*/
s32 rtl2832_tda18272_GetRfPowerLevelDbm(DVBT_NIM_MODULE *pNim, s64 *pRfPowerLevelDbm)
{
DVBT_DEMOD_MODULE *pDemod;
u64 FsmStage;
s64 IfAgc;
// Get demod module.
pDemod = pNim->pDemod;
// Get FSM stage and IF AGC value.
if(pDemod->GetRegBitsWithPage(pDemod, DVBT_FSM_STAGE, &FsmStage) != FUNCTION_SUCCESS)
goto error_status_get_registers;
if(pDemod->GetIfAgc(pDemod, &IfAgc) != FUNCTION_SUCCESS)
goto error_status_get_registers;
// Determine signal strength according to FSM stage and IF AGC value.
if(FsmStage < 10)
*pRfPowerLevelDbm = -120;
else
{
if(IfAgc > -1250)
*pRfPowerLevelDbm = -71 - (IfAgc / 165);
else
*pRfPowerLevelDbm = -60;
}
return FUNCTION_SUCCESS;
error_status_get_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_GET_BER
*/
s32
dvbt_nim_default_GetBer(
DVBT_NIM_MODULE *pNim,
u64 *pBerNum,
u64 *pBerDen
)
{
DVBT_DEMOD_MODULE *pDemod;
// Get demod module.
pDemod = pNim->pDemod;
// Get BER from demod.
if(pDemod->GetBer(pDemod, pBerNum, pBerDen) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
// Additional definition for mt_control.c
UData_t
demod_get_pd(
handle_t demod_handle,
uint16_t *pd_value
)
{
DVBT_DEMOD_MODULE *pDemod;
unsigned long RssiR;
// Get demod module.
pDemod = (DVBT_DEMOD_MODULE *)demod_handle;
// Get RSSI_R value.
if(pDemod->GetRegBitsWithPage(pDemod, DVBT_RSSI_R, &RssiR) != FUNCTION_SUCCESS)
goto error_status_get_registers;
// Set pd_value according to RSSI_R.
*pd_value = (uint16_t)RssiR;
return MT_OK;
error_status_get_registers:
return MT_COMM_ERR;
}
UData_t demod_pdcontrol_reset(handle_t demod_handle, handle_t tuner_handle, uint8_t *agc_current_state) {
DVBT_DEMOD_MODULE *pDemod;
unsigned long BinaryValue;
// Get demod module.
pDemod = (DVBT_DEMOD_MODULE *)demod_handle;
// Reset AGC current state.
*agc_current_state = AGC_STATE_START;
// Calculate RTL2832_MT2266_IF_AGC_MIN_INT_MIN binary value.
BinaryValue = SignedIntToBin(RTL2832_MT2266_IF_AGC_MIN_INT_MIN, RTL2832_MT2266_IF_AGC_MIN_BIT_NUM);
// Set IF_AGC_MIN with binary value.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IF_AGC_MIN, BinaryValue) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Set tuner bandwidth with normal setting.
if(MT_IS_ERROR(tuner_set_bw_normal(tuner_handle, demod_handle)))
goto error_status_set_tuner_bandwidth;
return MT_OK;
error_status_set_tuner_bandwidth:
error_status_set_registers:
return MT_COMM_ERR;
}
int
get_rtl2832_ioctrl_8bit_demodbytes(
struct dvb_frontend *fe,
unsigned char page,
unsigned char reg_addr,
unsigned char* data,
unsigned short bytelength)
{
int ret = -1;
int i=0;
struct rtl2832_state* p_state = fe->demodulator_priv;
unsigned char data_temp[128];
DVBT_NIM_MODULE *pNim;
DVBT_DEMOD_MODULE *pDemod;
deb_info("+%s: page= %d reg_addr=0x%x bytelength=%d \n", __FUNCTION__,page, reg_addr,bytelength);
if (bytelength > 128 ) {
deb_info("ERROR::bytelength > 128\n");
return -1;
}
if (p_state->demod_type != RTL2832) {
deb_info("ERROR::demod type not rtl2832u...\n");
return -1;
}
pNim = p_state->pNim;
if (pNim == NULL) {
return -1;
}
if( mutex_lock_interruptible(&p_state->i2c_repeater_mutex) ) {
return -1;
}
pDemod=pNim->pDemod;
if(pDemod->SetRegPage(pDemod, page) != FUNCTION_SUCCESS) {
ret=-1;
goto error;
}
if(pDemod->GetRegBytes(pDemod, reg_addr, data_temp, bytelength) != FUNCTION_SUCCESS) {
ret=-1;
goto error;
}
deb_info("->%s: data[%d,%x]= \n", __FUNCTION__,page, reg_addr);
for (i=0; i<bytelength; i++) {
data[i]=data_temp[i];
deb_info("%x(%x),",data[i],data_temp[i]);
}
deb_info("\n");
ret=0;
error:
mutex_unlock(&p_state->i2c_repeater_mutex);
deb_info("-%s: page=%d reg_addr=0x%x bytelength=%d \n", __FUNCTION__,page, reg_addr,bytelength);
return ret;
}
UData_t
demod_set_bbagclim(
handle_t demod_handle,
int on_off_status
)
{
DVBT_DEMOD_MODULE *pDemod;
unsigned long IfAgcMinBinary;
long IfAgcMinInt;
// Get demod module.
pDemod = (DVBT_DEMOD_MODULE *)demod_handle;
// Get IF_AGC_MIN binary value.
if(pDemod->GetRegBitsWithPage(pDemod, DVBT_IF_AGC_MIN, &IfAgcMinBinary) != FUNCTION_SUCCESS)
goto error_status_get_registers;
// Convert IF_AGC_MIN binary value to integer.
IfAgcMinInt = BinToSignedInt(IfAgcMinBinary, RTL2832_MT2266_IF_AGC_MIN_BIT_NUM);
// Modify IF_AGC_MIN integer according to on_off_status.
switch(on_off_status)
{
case 1:
IfAgcMinInt += RTL2832_MT2266_IF_AGC_MIN_INT_STEP;
if(IfAgcMinInt > RTL2832_MT2266_IF_AGC_MIN_INT_MAX)
IfAgcMinInt = RTL2832_MT2266_IF_AGC_MIN_INT_MAX;
break;
default:
case 0:
IfAgcMinInt -= RTL2832_MT2266_IF_AGC_MIN_INT_STEP;
if(IfAgcMinInt < RTL2832_MT2266_IF_AGC_MIN_INT_MIN)
IfAgcMinInt = RTL2832_MT2266_IF_AGC_MIN_INT_MIN;
break;
}
// Convert modified IF_AGC_MIN integer to binary value.
IfAgcMinBinary = SignedIntToBin(IfAgcMinInt, RTL2832_MT2266_IF_AGC_MIN_BIT_NUM);
// Set IF_AGC_MIN with modified binary value.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IF_AGC_MIN, IfAgcMinBinary) != FUNCTION_SUCCESS)
goto error_status_set_registers;
return MT_OK;
error_status_set_registers:
error_status_get_registers:
return MT_COMM_ERR;
}
/**
@brief Get tuner RSSI value when calibration is on.
One can use rtl2832_fc0013_GetTunerRssiCalOn() to get tuner calibration-on RSSI value.
@param [in] pNim The NIM module pointer
@retval FUNCTION_SUCCESS Get tuner calibration-on RSSI value successfully.
@retval FUNCTION_ERROR Get tuner calibration-on RSSI value unsuccessfully.
*/
int
rtl2832_fc0013_GetTunerRssiCalOn(
DVBT_NIM_MODULE *pNim
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
FC0013_EXTRA_MODULE *pTunerExtra;
RTL2832_FC0013_EXTRA_MODULE *pNimExtra;
BASE_INTERFACE_MODULE *pBaseInterface;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner extra module.
pTunerExtra = &(pTuner->Extra.Fc0013);
// Get NIM extra module.
pNimExtra = &(pNim->Extra.Rtl2832Fc0013);
// Get NIM base interface.
pBaseInterface = pNim->pBaseInterface;
// Set tuner EN_CAL_RSSI to 0x1.
if(fc0013_SetRegMaskBits(pTuner, 0x9, 4, 4, 0x1) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
// Set tuner LNA_POWER_DOWN to 0x1.
if(fc0013_SetRegMaskBits(pTuner, 0x6, 0, 0, 0x1) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
// Wait 100 ms.
pBaseInterface->WaitMs(pBaseInterface, 100);
// Get demod RSSI_R when tuner RSSI calibration is on.
if(pDemod->GetRegBitsWithPage(pDemod, DVBT_RSSI_R, &(pNimExtra->RssiRCalOn)) != FUNCTION_SUCCESS)
goto error_status_get_registers;
// Set tuner EN_CAL_RSSI to 0x0.
if(fc0013_SetRegMaskBits(pTuner, 0x9, 4, 4, 0x0) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
// Set tuner LNA_POWER_DOWN to 0x0.
if(fc0013_SetRegMaskBits(pTuner, 0x6, 0, 0, 0x0) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
return FUNCTION_SUCCESS;
error_status_get_registers:
error_status_set_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_UPDATE_FUNCTION
*/
int
rtl2832_fc0013_UpdateFunction(
DVBT_NIM_MODULE *pNim
)
{
DVBT_DEMOD_MODULE *pDemod;
RTL2832_FC0013_EXTRA_MODULE *pNimExtra;
// Get demod module.
pDemod = pNim->pDemod;
// Get NIM extra module.
pNimExtra = &(pNim->Extra.Rtl2832Fc0013);
// Update demod particular registers.
if(pDemod->UpdateFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Increase tuner LNA_GAIN update waiting time.
pNimExtra->LnaUpdateWaitTime += 1;
// Check if need to update tuner LNA_GAIN according to update waiting time.
if(pNimExtra->LnaUpdateWaitTime == pNimExtra->LnaUpdateWaitTimeMax)
{
// Reset update waiting time.
pNimExtra->LnaUpdateWaitTime = 0;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Update tuner LNA gain with RSSI.
if(rtl2832_fc0013_UpdateTunerLnaGainWithRssi(pNim) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
}
return FUNCTION_SUCCESS;
error_status_set_registers:
error_status_execute_function:
return FUNCTION_ERROR;
}
UData_t
tuner_set_bw_normal(
handle_t tuner_handle,
handle_t demod_handle
)
{
DVBT_DEMOD_MODULE *pDemod;
int DemodBandwidthMode;
unsigned int TunerBandwidthHz;
unsigned int TargetTunerBandwidthHz;
// Get demod module.
pDemod = (DVBT_DEMOD_MODULE *)demod_handle;
// Get demod bandwidth mode.
if(pDemod->GetBandwidthMode(pDemod, &DemodBandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Determine tuner target bandwidth.
switch(DemodBandwidthMode)
{
case DVBT_BANDWIDTH_6MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_6MHZ; break;
case DVBT_BANDWIDTH_7MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_7MHZ; break;
default:
case DVBT_BANDWIDTH_8MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_8MHZ; break;
}
// Get tuner bandwidth.
if(MT_IS_ERROR(MT2266_GetParam(tuner_handle, MT2266_OUTPUT_BW, &TunerBandwidthHz)))
goto error_status_get_tuner_bandwidth;
// Set tuner bandwidth with normal setting according to demod bandwidth mode.
if(TunerBandwidthHz != TargetTunerBandwidthHz)
{
if(MT_IS_ERROR(MT2266_SetParam(tuner_handle, MT2266_OUTPUT_BW, TargetTunerBandwidthHz)))
goto error_status_set_tuner_bandwidth;
}
return MT_OK;
error_status_set_tuner_bandwidth:
error_status_get_tuner_bandwidth:
error_status_execute_function:
return MT_COMM_ERR;
}
/**
@see DVBT_NIM_FP_GET_SIGNAL_STRENGTH
*/
s32 dvbt_nim_default_GetSignalStrength(DVBT_NIM_MODULE *pNim, u64 *pSignalStrength)
{
DVBT_DEMOD_MODULE *pDemod;
// Get demod module.
pDemod = pNim->pDemod;
// Get signal strength from demod.
if(pDemod->GetSignalStrength(pDemod, pSignalStrength) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
/**
* @see DVBT_NIM_FP_GET_SNR_DB
*/
s32 dvbt_nim_default_GetSnrDb(DVBT_NIM_MODULE *pNim, s64 *pSnrDbNum, s64 *pSnrDbDen)
{
DVBT_DEMOD_MODULE *pDemod;
// Get demod module.
pDemod = pNim->pDemod;
// Get SNR in dB from demod.
if(pDemod->GetSnrDb(pDemod, pSnrDbNum, pSnrDbDen) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_SET_PARAMETERS
*/
s32
dvbt_nim_default_SetParameters(
DVBT_NIM_MODULE *pNim,
u64 RfFreqHz,
s32 BandwidthMode
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Set tuner RF frequency in Hz.
if(pTuner->SetRfFreqHz(pTuner, RfFreqHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod bandwidth mode.
if(pDemod->SetBandwidthMode(pDemod, BandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod particular registers.
if(pDemod->ResetFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod by software reset.
if(pDemod->SoftwareReset(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_IS_SIGNAL_LOCKED
*/
s32
dvbt_nim_default_IsSignalLocked(
DVBT_NIM_MODULE *pNim,
s32 *pAnswer
)
{
BASE_INTERFACE_MODULE *pBaseInterface;
DVBT_DEMOD_MODULE *pDemod;
s32 i;
// Get base interface and demod module.
pBaseInterface = pNim->pBaseInterface;
pDemod = pNim->pDemod;
// Wait for signal lock check.
for(i = 0; i < DVBT_NIM_SINGAL_LOCK_CHECK_TIMES_MAX_DEFAULT; i++)
{
// Wait 20 ms.
pBaseInterface->WaitMs(pBaseInterface, 20);
// Check signal lock status on demod.
// Note: If signal is locked, stop signal lock check.
if(pDemod->IsSignalLocked(pDemod, pAnswer) != FUNCTION_SUCCESS)
goto error_status_execute_function;
if(*pAnswer == YES)
break;
}
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_UPDATE_FUNCTION
*/
s32
dvbt_nim_default_UpdateFunction(
DVBT_NIM_MODULE *pNim
)
{
DVBT_DEMOD_MODULE *pDemod;
// Get demod module.
pDemod = pNim->pDemod;
// Update demod particular registers.
if(pDemod->UpdateFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
UData_t
demod_get_agc(
handle_t demod_handle,
uint16_t *rf_level,
uint16_t *bb_level
)
{
DVBT_DEMOD_MODULE *pDemod;
int RfAgc;
int IfAgc;
// Get demod module.
pDemod = (DVBT_DEMOD_MODULE *)demod_handle;
// Get RF and IF AGC value.
if(pDemod->GetRfAgc(pDemod, &RfAgc) != FUNCTION_SUCCESS)
goto error_status_get_registers;
if(pDemod->GetIfAgc(pDemod, &IfAgc) != FUNCTION_SUCCESS)
goto error_status_get_registers;
// Convert RF and IF AGC value to proper format.
*rf_level = (uint16_t)((RfAgc + (1 << (RTL2832_RF_AGC_REG_BIT_NUM - 1))) *
(1 << (MT2266_DEMOD_ASSUMED_AGC_REG_BIT_NUM - RTL2832_RF_AGC_REG_BIT_NUM)));
*bb_level = (uint16_t)((IfAgc + (1 << (RTL2832_IF_AGC_REG_BIT_NUM - 1))) *
(1 << (MT2266_DEMOD_ASSUMED_AGC_REG_BIT_NUM - RTL2832_IF_AGC_REG_BIT_NUM)));
return MT_OK;
error_status_get_registers:
return MT_COMM_ERR;
}
/**
@see DVBT_NIM_FP_GET_CR_OFFSET_HZ
*/
s32
dvbt_nim_default_GetCrOffsetHz(
DVBT_NIM_MODULE *pNim,
s64 *pCrOffsetHz
)
{
DVBT_DEMOD_MODULE *pDemod;
// Get demod module.
pDemod = pNim->pDemod;
// Get CR offset in Hz from demod.
if(pDemod->GetCrOffsetHz(pDemod, pCrOffsetHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_GET_TPS_INFO
*/
s32
dvbt_nim_default_GetTpsInfo(
DVBT_NIM_MODULE *pNim,
s32 *pConstellation,
s32 *pHierarchy,
s32 *pCodeRateLp,
s32 *pCodeRateHp,
s32 *pGuardInterval,
s32 *pFftMode
)
{
DVBT_DEMOD_MODULE *pDemod;
// Get demod module.
pDemod = pNim->pDemod;
// Get TPS constellation information from demod.
if(pDemod->GetConstellation(pDemod, pConstellation) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get TPS hierarchy information from demod.
if(pDemod->GetHierarchy(pDemod, pHierarchy) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get TPS low-priority code rate information from demod.
if(pDemod->GetCodeRateLp(pDemod, pCodeRateLp) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get TPS high-priority code rate information from demod.
if(pDemod->GetCodeRateHp(pDemod, pCodeRateHp) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get TPS guard interval information from demod.
if(pDemod->GetGuardInterval(pDemod, pGuardInterval) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get TPS FFT mode information from demod.
if(pDemod->GetFftMode(pDemod, pFftMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_SET_PARAMETERS
*/
s32
rtl2832_tda18272_SetParameters(
DVBT_NIM_MODULE *pNim,
u64 RfFreqHz,
s32 BandwidthMode
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
TDA18272_EXTRA_MODULE *pTunerExtra;
s32 TunerStandardBandwidthMode;
u64 IfFreqHz;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner extra module.
pTunerExtra = &(pTuner->Extra.Tda18272);
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Determine TunerBandwidthMode according to bandwidth mode.
switch(BandwidthMode)
{
default:
case DVBT_BANDWIDTH_6MHZ: TunerStandardBandwidthMode = TDA18272_STANDARD_BANDWIDTH_DVBT_6MHZ; break;
case DVBT_BANDWIDTH_7MHZ: TunerStandardBandwidthMode = TDA18272_STANDARD_BANDWIDTH_DVBT_7MHZ; break;
case DVBT_BANDWIDTH_8MHZ: TunerStandardBandwidthMode = TDA18272_STANDARD_BANDWIDTH_DVBT_8MHZ; break;
}
// Set tuner standard and bandwidth mode with TunerStandardBandwidthMode.
if(pTunerExtra->SetStandardBandwidthMode(pTuner, TunerStandardBandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set tuner RF frequency in Hz.
// Note: Must run SetRfFreqHz() after SetStandardBandwidthMode(), because SetRfFreqHz() needs some
// SetStandardBandwidthMode() information.
if(pTuner->SetRfFreqHz(pTuner, RfFreqHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get tuner IF frequency in Hz.
// Note: 1. Must run GetIfFreqHz() after SetRfFreqHz(), because GetIfFreqHz() needs some SetRfFreqHz() information.
// 2. TDA18272 tuner uses dynamic IF frequency.
if(pTunerExtra->GetIfFreqHz(pTuner, &IfFreqHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Set demod IF frequency according to IfFreqHz.
// Note: TDA18272 tuner uses dynamic IF frequency.
if(pDemod->SetIfFreqHz(pDemod, IfFreqHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod bandwidth mode.
if(pDemod->SetBandwidthMode(pDemod, BandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod particular registers.
if(pDemod->ResetFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod by software reset.
if(pDemod->SoftwareReset(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
static int fe_demod_info_ioctrl(struct dvb_frontend *fe, void *parg)
{
struct rtl2832u_ioctl_info_struct* info_ctrl = (struct rtl2832u_ioctl_info_struct*)parg;
int ret =-1;
struct rtl2832_state* p_state = fe->demodulator_priv;
DVBT_NIM_MODULE *pNim;
DVBT_DEMOD_MODULE *pDemod;
u16 strength=0;
u32 quality=0;
int answer=0;
unsigned long BerNum=0,BerDen=1;
long SnrDbNum=0, SnrDbDen=1;
long tr_ppm=0,cr_hz=0;
unsigned long data_length=info_ctrl->data_length;
int info_cmd = info_ctrl->cmd_num;
deb_info("+%s : ioctl -demod info cmd = %d ,data length= %d (must > %d )\n", __FUNCTION__,info_cmd,(int)data_length,INFO_DEMOD_DATA_LEN);
if (p_state->demod_type != RTL2832) {
deb_info("ERROR::demod type not rtl2832u...\n");
return -1;
}
if (data_length < INFO_DEMOD_DATA_LEN) {
deb_info("ERROR::data length is too short...,must be greater than %d \n",INFO_DEMOD_DATA_LEN);
return -1;
}
pNim = p_state->pNim;
if (pNim == NULL) {
deb_info("ERROR::nim is null...\n");
return -1;
}
pDemod=pNim->pDemod;
if ((info_cmd != FE_GET_SIGN_STRENGTH) && (info_cmd != FE_GET_SIGN_QUALITY))
{
if( mutex_lock_interruptible(&p_state->i2c_repeater_mutex) ) {
return -10;
}
}
info_ctrl->data[INFO_DATA_VALUE]=0x00000000;
info_ctrl->data[INFO_DATA_DEN]=1;
switch(info_cmd)
{
case FE_GET_SIGN_STRENGTH:
if (rtl2832_read_signal_strength(fe,&strength) != 0)
{
ret=-10;
}
else
{
ret=10;
info_ctrl->data[INFO_DATA_VALUE]=(unsigned long)strength;
info_ctrl->data[INFO_DATA_DEN]=1;
// deb_info("rtl2832u ioctl (FE_GET_SIGN_STRENGTH)- strength = %x (%x). \n",strength,info_ctrl->data[INFO_DATA_VALUE] );
}
break;
case FE_GET_SIGN_QUALITY:
if (rtl2832_read_signal_quality(fe,&quality) != 0)
{
ret=-10;
}
else
{
ret=10;
info_ctrl->data[INFO_DATA_VALUE]=(unsigned long)quality;
info_ctrl->data[INFO_DATA_DEN]=1;
// deb_info("rtl2832u ioctl (FE_GET_SIGN_QUALITY)- quality = %x (%x). \n",quality,info_ctrl->data[INFO_DATA_VALUE] );
}
break;
case FE_GET_SIGN_LOCK:
answer=NO;
if (pDemod->IsSignalLocked(pDemod, &answer) != FUNCTION_SUCCESS)
{
ret=-10;
}
else
{
if (answer == YES) {
info_ctrl->data[INFO_DATA_VALUE]=1;
}
else info_ctrl->data[INFO_DATA_VALUE]=0;
info_ctrl->data[INFO_DATA_DEN]=1;
ret=10;
}
break;
case FE_GET_DEMOD_BER:
if(pDemod->GetBer(pDemod, &BerNum, &BerDen) != FUNCTION_SUCCESS)
{
ret=-10;
info_ctrl->data[INFO_DATA_VALUE]=19616;
info_ctrl->data[INFO_DATA_DEN]=1;
}
else
{
ret=10;
info_ctrl->data[INFO_DATA_VALUE]=BerNum;
info_ctrl->data[INFO_DATA_DEN]=BerDen;
}
break;
case FE_GET_DEMOD_SNR_DB:
if(pDemod->GetSnrDb(pDemod, &SnrDbNum, &SnrDbDen) != FUNCTION_SUCCESS)
{
ret=-10;
info_ctrl->data[INFO_DATA_VALUE]=0;
info_ctrl->data[INFO_DATA_DEN]=1;
}
else
{
ret=10;
info_ctrl->data[INFO_DATA_VALUE]=SnrDbNum;
info_ctrl->data[INFO_DATA_DEN]=SnrDbDen;
}
break;
case FE_GET_DEMOD_TR_PPM:
if(pDemod->GetTrOffsetPpm(pDemod, &tr_ppm) != FUNCTION_SUCCESS)
{
ret=-10;
info_ctrl->data[INFO_DATA_VALUE]=0;
info_ctrl->data[INFO_DATA_DEN]=1;
}
else
{
ret=10;
info_ctrl->data[INFO_DATA_VALUE]=tr_ppm;
info_ctrl->data[INFO_DATA_DEN]=1;
}
break;
case FE_GET_DEMOD_CR_HZ:
if(pDemod->GetCrOffsetHz(pDemod, &cr_hz) != FUNCTION_SUCCESS)
{
ret=-10;
info_ctrl->data[INFO_DATA_VALUE]=0;
info_ctrl->data[INFO_DATA_DEN]=1;
}
else
{
ret=10;
info_ctrl->data[INFO_DATA_VALUE]=cr_hz;
info_ctrl->data[INFO_DATA_DEN]=1;
}
break;
default:
deb_info("ERROR::rtl2832u ioctl - std info cmd ret= unknow info commond. \n" );
ret=-1;
break;
}
if ((info_cmd != FE_GET_SIGN_STRENGTH) && (info_cmd != FE_GET_SIGN_QUALITY)) {
mutex_unlock(&p_state->i2c_repeater_mutex);
}
// deb_info("-%s :ioctl - std info cmd ret= %x,data=%x,den=%x\n", __FUNCTION__,ret,(int)info_ctrl->data[INFO_DATA_VALUE],info_ctrl->data[INFO_DATA_DEN]);
return ret;
}
/**
@brief Update tuner LNA_GAIN with RSSI.
One can use rtl2832_fc0013_UpdateTunerLnaGainWithRssi() to update tuner LNA_GAIN with RSSI.
@param [in] pNim The NIM module pointer
@retval FUNCTION_SUCCESS Update tuner LNA_GAIN with RSSI successfully.
@retval FUNCTION_ERROR Update tuner LNA_GAIN with RSSI unsuccessfully.
*/
int
rtl2832_fc0013_UpdateTunerLnaGainWithRssi(
DVBT_NIM_MODULE *pNim
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
FC0013_EXTRA_MODULE *pTunerExtra;
RTL2832_FC0013_EXTRA_MODULE *pNimExtra;
unsigned long RssiRCalOff;
long RssiRDiff;
unsigned char LnaGain;
unsigned char ReadValue;
// added from Fitipower, 2011-2-23, v0.8
int boolVhfFlag; // 0:false, 1:true
int boolEnInChgFlag; // 0:false, 1:true
int intGainShift;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner extra module.
pTunerExtra = &(pTuner->Extra.Fc0013);
// Get NIM extra module.
pNimExtra = &(pNim->Extra.Rtl2832Fc0013);
// Get demod RSSI_R when tuner RSSI calibration in off.
// Note: Tuner EN_CAL_RSSI and LNA_POWER_DOWN are set to 0x0 after rtl2832_fc0013_GetTunerRssiCalOn() executing.
if(pDemod->GetRegBitsWithPage(pDemod, DVBT_RSSI_R, &RssiRCalOff) != FUNCTION_SUCCESS)
goto error_status_get_registers;
// To avoid the wrong rssi calibration value in the environment with strong RF pulse signal.
if(RssiRCalOff < pNimExtra->RssiRCalOn)
pNimExtra->RssiRCalOn = RssiRCalOff;
// Calculate RSSI_R difference.
RssiRDiff = RssiRCalOff - pNimExtra->RssiRCalOn;
// Get tuner LNA_GAIN.
if(fc0013_GetRegMaskBits(pTuner, 0x14, 4, 0, &LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
// Determine next LNA_GAIN according to RSSI_R difference and current LNA_GAIN.
switch(LnaGain)
{
default:
boolVhfFlag = 0;
boolEnInChgFlag = 1;
intGainShift = 10;
LnaGain = FC0013_LNA_GAIN_HIGH_19;
// Set tuner LNA_GAIN.
if(fc0013_SetRegMaskBits(pTuner, 0x14, 4, 0, LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
break;
case FC0013_LNA_GAIN_HIGH_19:
if(RssiRDiff >= 10)
{
boolVhfFlag = 1;
boolEnInChgFlag = 0;
intGainShift = 10;
LnaGain = FC0013_LNA_GAIN_HIGH_17;
// Set tuner LNA_GAIN.
if(fc0013_SetRegMaskBits(pTuner, 0x14, 4, 0, LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
break;
}
else
{
goto success_status_Lna_Gain_No_Change;
}
case FC0013_LNA_GAIN_HIGH_17:
if(RssiRDiff <= 2)
{
boolVhfFlag = 0;
boolEnInChgFlag = 1;
intGainShift = 10;
LnaGain = FC0013_LNA_GAIN_HIGH_19;
// Set tuner LNA_GAIN.
if(fc0013_SetRegMaskBits(pTuner, 0x14, 4, 0, LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
break;
}
else if(RssiRDiff >= 24)
{
boolVhfFlag = 0;
boolEnInChgFlag = 0;
intGainShift = 7;
LnaGain = FC0013_LNA_GAIN_MIDDLE;
// Set tuner LNA_GAIN.
if(fc0013_SetRegMaskBits(pTuner, 0x14, 4, 0, LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
break;
}
else
{
goto success_status_Lna_Gain_No_Change;
}
case FC0013_LNA_GAIN_MIDDLE:
if(RssiRDiff >= 38)
{
boolVhfFlag = 0;
boolEnInChgFlag = 0;
intGainShift = 7;
LnaGain = FC0013_LNA_GAIN_LOW;
// Set tuner LNA_GAIN.
if(fc0013_SetRegMaskBits(pTuner, 0x14, 4, 0, LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
break;
}
else if(RssiRDiff <= 5)
{
boolVhfFlag = 1;
boolEnInChgFlag = 0;
intGainShift = 10;
LnaGain = FC0013_LNA_GAIN_HIGH_17;
// Set tuner LNA_GAIN.
if(fc0013_SetRegMaskBits(pTuner, 0x14, 4, 0, LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
break;
}
else
{
goto success_status_Lna_Gain_No_Change;
}
case FC0013_LNA_GAIN_LOW:
if(RssiRDiff <= 2)
{
boolVhfFlag = 0;
boolEnInChgFlag = 0;
intGainShift = 7;
LnaGain = FC0013_LNA_GAIN_MIDDLE;
// Set tuner LNA_GAIN.
if(fc0013_SetRegMaskBits(pTuner, 0x14, 4, 0, LnaGain) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
break;
}
else
{
goto success_status_Lna_Gain_No_Change;
}
}
if(fc0013_GetRegMaskBits(pTuner, 0x14, 7, 0, &ReadValue) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
if( (ReadValue & 0x60) == 0 ) // disable UHF & GPS ==> lock VHF frequency
{
boolVhfFlag = 1;
}
if( boolVhfFlag == 1 )
{
//FC0013_Write(0x07, (FC0013_Read(0x07) | 0x10)); // VHF = 1
if(fc0013_GetRegMaskBits(pTuner, 0x07, 7, 0, &ReadValue) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
if(fc0013_SetRegMaskBits(pTuner, 0x07, 7, 0, ReadValue | 0x10) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
}
else
{
//FC0013_Write(0x07, (FC0013_Read(0x07) & 0xEF)); // VHF = 0
if(fc0013_GetRegMaskBits(pTuner, 0x07, 7, 0, &ReadValue) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
if(fc0013_SetRegMaskBits(pTuner, 0x07, 7, 0, ReadValue & 0xEF) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
}
if( boolEnInChgFlag == 1 )
{
//FC0013_Write(0x0A, (FC0013_Read(0x0A) | 0x20)); // EN_IN_CHG = 1
if(fc0013_GetRegMaskBits(pTuner, 0x0A, 7, 0, &ReadValue) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
if(fc0013_SetRegMaskBits(pTuner, 0x0A, 7, 0, ReadValue | 0x20) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
}
else
{
//FC0013_Write(0x0A, (FC0013_Read(0x0A) & 0xDF)); // EN_IN_CHG = 0
if(fc0013_GetRegMaskBits(pTuner, 0x0A, 7, 0, &ReadValue) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
if(fc0013_SetRegMaskBits(pTuner, 0x0A, 7, 0, ReadValue & 0xDF) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
}
if( intGainShift == 10 )
{
//FC0013_Write(0x07, (FC0013_Read(0x07) & 0xF0) | 0x0A); // GS = 10
if(fc0013_GetRegMaskBits(pTuner, 0x07, 7, 0, &ReadValue) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
if(fc0013_SetRegMaskBits(pTuner, 0x07, 7, 0, (ReadValue & 0xF0) | 0x0A) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
}
else
{
//FC0013_Write(0x07, (FC0013_Read(0x07) & 0xF0) | 0x07); // GS = 7
if(fc0013_GetRegMaskBits(pTuner, 0x07, 7, 0, &ReadValue) != FC0013_I2C_SUCCESS)
goto error_status_get_registers;
if(fc0013_SetRegMaskBits(pTuner, 0x07, 7, 0, (ReadValue & 0xF0) | 0x07) != FC0013_I2C_SUCCESS)
goto error_status_set_registers;
}
success_status_Lna_Gain_No_Change:
return FUNCTION_SUCCESS;
error_status_get_registers:
error_status_set_registers:
return FUNCTION_ERROR;
}
UData_t
tuner_set_bw_narrow(
handle_t tuner_handle,
handle_t demod_handle
)
{
DVBT_DEMOD_MODULE *pDemod;
int DemodBandwidthMode;
unsigned long AciDetInd;
unsigned int TunerBandwidthHz;
unsigned int TargetTunerBandwidthHz;
// Get demod module.
pDemod = (DVBT_DEMOD_MODULE *)demod_handle;
// Get demod bandwidth mode.
if(pDemod->GetBandwidthMode(pDemod, &DemodBandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Get demod ACI_DET_IND.
if(pDemod->GetRegBitsWithPage(pDemod, DVBT_ACI_DET_IND, &AciDetInd) != FUNCTION_SUCCESS)
goto error_status_get_registers;
// Determine tuner target bandwidth according to ACI_DET_IND.
if(AciDetInd == 0x1)
{
// Choose narrow target bandwidth.
switch(DemodBandwidthMode)
{
case DVBT_BANDWIDTH_6MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_5MHZ; break;
case DVBT_BANDWIDTH_7MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_6MHZ; break;
default:
case DVBT_BANDWIDTH_8MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_7MHZ; break;
}
}
else
{
// Choose normal target bandwidth.
switch(DemodBandwidthMode)
{
case DVBT_BANDWIDTH_6MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_6MHZ; break;
case DVBT_BANDWIDTH_7MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_7MHZ; break;
default:
case DVBT_BANDWIDTH_8MHZ: TargetTunerBandwidthHz = MT2266_BANDWIDTH_8MHZ; break;
}
}
// Get tuner bandwidth.
if(MT_IS_ERROR(MT2266_GetParam(tuner_handle, MT2266_OUTPUT_BW, &TunerBandwidthHz)))
goto error_status_get_tuner_bandwidth;
// Set tuner bandwidth with normal setting according to demod bandwidth mode.
if(TunerBandwidthHz != TargetTunerBandwidthHz)
{
if(MT_IS_ERROR(MT2266_SetParam(tuner_handle, MT2266_OUTPUT_BW, TargetTunerBandwidthHz)))
goto error_status_set_tuner_bandwidth;
}
return MT_OK;
error_status_set_tuner_bandwidth:
error_status_get_tuner_bandwidth:
error_status_get_registers:
error_status_execute_function:
return MT_COMM_ERR;
}
/**
@see DVBT_NIM_FP_INITIALIZE
*/
int
rtl2832_fc0013_Initialize(
DVBT_NIM_MODULE *pNim
)
{
typedef struct
{
int RegBitName;
unsigned long Value;
}
REG_VALUE_ENTRY;
static const REG_VALUE_ENTRY AdditionalInitRegValueTable[RTL2832_FC0013_ADDITIONAL_INIT_REG_TABLE_LEN] =
{
// RegBitName, Value
{DVBT_DAGC_TRG_VAL, 0x5a },
{DVBT_AGC_TARG_VAL_0, 0x0 },
{DVBT_AGC_TARG_VAL_8_1, 0x5a },
{DVBT_AAGC_LOOP_GAIN, 0x16 },
{DVBT_LOOP_GAIN2_3_0, 0x6 },
{DVBT_LOOP_GAIN2_4, 0x1 },
{DVBT_LOOP_GAIN3, 0x16 },
{DVBT_VTOP1, 0x35 },
{DVBT_VTOP2, 0x21 },
{DVBT_VTOP3, 0x21 },
{DVBT_KRF1, 0x0 },
{DVBT_KRF2, 0x40 },
{DVBT_KRF3, 0x10 },
{DVBT_KRF4, 0x10 },
{DVBT_IF_AGC_MIN, 0x80 },
{DVBT_IF_AGC_MAX, 0x7f },
{DVBT_RF_AGC_MIN, 0x80 },
{DVBT_RF_AGC_MAX, 0x7f },
{DVBT_POLAR_RF_AGC, 0x0 },
{DVBT_POLAR_IF_AGC, 0x0 },
{DVBT_AD7_SETTING, 0xe9bf },
{DVBT_EN_GI_PGA, 0x0 },
{DVBT_THD_LOCK_UP, 0x0 },
{DVBT_THD_LOCK_DW, 0x0 },
{DVBT_THD_UP1, 0x11 },
{DVBT_THD_DW1, 0xef },
{DVBT_INTER_CNT_LEN, 0xc },
{DVBT_GI_PGA_STATE, 0x0 },
{DVBT_EN_AGC_PGA, 0x1 },
// {DVBT_REG_GPE, 0x1 },
// {DVBT_REG_GPO, 0x0 },
// {DVBT_REG_MONSEL, 0x0 },
// {DVBT_REG_MON, 0x3 },
// {DVBT_REG_4MSEL, 0x0 },
};
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
int i;
int RegBitName;
unsigned long Value;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize tuner.
if(pTuner->Initialize(pTuner) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set FC0013 up-dowm AGC.
//(0xFE for master of dual).
//(0xFC for slave of dual, and for 2832 mini dongle).
if(fc0013_SetRegMaskBits(pTuner, 0x0c, 7, 0, 0xFC) != FC0013_I2C_SUCCESS)
goto error_status_set_tuner_registers;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize demod.
if(pDemod->Initialize(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod IF frequency with 0 Hz.
if(pDemod->SetIfFreqHz(pDemod, IF_FREQ_0HZ) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod spectrum mode with SPECTRUM_NORMAL.
if(pDemod->SetSpectrumMode(pDemod, SPECTRUM_NORMAL) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod registers.
for(i = 0; i < RTL2832_FC0013_ADDITIONAL_INIT_REG_TABLE_LEN; i++)
{
// Get register bit name and its value.
RegBitName = AdditionalInitRegValueTable[i].RegBitName;
Value = AdditionalInitRegValueTable[i].Value;
// Set demod registers
if(pDemod->SetRegBitsWithPage(pDemod, RegBitName, Value) != FUNCTION_SUCCESS)
goto error_status_set_registers;
}
// Reset demod by software reset.
if(pDemod->SoftwareReset(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Get tuner RSSI value when calibration is on.
// Note: Need to execute rtl2832_fc0013_GetTunerRssiCalOn() after demod AD7 is on.
if(rtl2832_fc0013_GetTunerRssiCalOn(pNim) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
error_status_set_tuner_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_INITIALIZE
*/
int
rtl2832_max3543_Initialize(
DVBT_NIM_MODULE *pNim
)
{
typedef struct
{
int RegBitName;
unsigned long Value;
}
REG_VALUE_ENTRY;
static const REG_VALUE_ENTRY AdditionalInitRegValueTable[RTL2832_MAX3543_ADDITIONAL_INIT_REG_TABLE_LEN] =
{
// RegBitName, Value
{DVBT_DAGC_TRG_VAL, 0x39 },
{DVBT_AGC_TARG_VAL_0, 0x0 },
{DVBT_AGC_TARG_VAL_8_1, 0x4b },
{DVBT_AAGC_LOOP_GAIN, 0x16 },
{DVBT_LOOP_GAIN2_3_0, 0x6 },
{DVBT_LOOP_GAIN2_4, 0x1 },
{DVBT_LOOP_GAIN3, 0x16 },
{DVBT_VTOP1, 0x35 },
{DVBT_VTOP2, 0x21 },
{DVBT_VTOP3, 0x21 },
{DVBT_KRF1, 0x0 },
{DVBT_KRF2, 0x40 },
{DVBT_KRF3, 0x10 },
{DVBT_KRF4, 0x10 },
{DVBT_IF_AGC_MIN, 0x80 },
{DVBT_IF_AGC_MAX, 0x7f },
{DVBT_RF_AGC_MIN, 0x80 },
{DVBT_RF_AGC_MAX, 0x7f },
{DVBT_POLAR_RF_AGC, 0x0 },
{DVBT_POLAR_IF_AGC, 0x0 },
{DVBT_AD7_SETTING, 0xe9d4 },
{DVBT_AD_EN_REG1, 0x0 },
{DVBT_CKOUT_PWR_PID, 0x0 },
};
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
int i;
int RegBitName;
unsigned long Value;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize tuner.
if(pTuner->Initialize(pTuner) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize demod.
if(pDemod->Initialize(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod IF frequency with NIM default.
if(pDemod->SetIfFreqHz(pDemod, RTL2832_MAX3543_IF_FREQ_HZ_DEFAULT) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod spectrum mode with NIM default.
if(pDemod->SetSpectrumMode(pDemod, RTL2832_MAX3543_SPECTRUM_MODE_DEFAULT) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod registers.
for(i = 0; i < RTL2832_MAX3543_ADDITIONAL_INIT_REG_TABLE_LEN; i++)
{
// Get register bit name and its value.
RegBitName = AdditionalInitRegValueTable[i].RegBitName;
Value = AdditionalInitRegValueTable[i].Value;
// Set demod registers
if(pDemod->SetRegBitsWithPage(pDemod, RegBitName, Value) != FUNCTION_SUCCESS)
goto error_status_set_registers;
}
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
/**
* @see DVBT_NIM_FP_INITIALIZE
*/
s32 rtl2832_tda18272_Initialize(DVBT_NIM_MODULE *pNim)
{
typedef struct
{
s32 RegBitName;
u64 Value;
}
REG_VALUE_ENTRY;
static const REG_VALUE_ENTRY AdditionalInitRegValueTable[RTL2832_TDA18272_ADDITIONAL_INIT_REG_TABLE_LEN] =
{
// RegBitName, Value
{DVBT_DAGC_TRG_VAL, 0x39 },
{DVBT_AGC_TARG_VAL_0, 0x0 },
{DVBT_AGC_TARG_VAL_8_1, 0x40 },
{DVBT_AAGC_LOOP_GAIN, 0x16 },
{DVBT_LOOP_GAIN2_3_0, 0x8 },
{DVBT_LOOP_GAIN2_4, 0x1 },
{DVBT_LOOP_GAIN3, 0x18 },
{DVBT_VTOP1, 0x35 },
{DVBT_VTOP2, 0x21 },
{DVBT_VTOP3, 0x21 },
{DVBT_KRF1, 0x0 },
{DVBT_KRF2, 0x40 },
{DVBT_KRF3, 0x10 },
{DVBT_KRF4, 0x10 },
{DVBT_IF_AGC_MIN, 0x80 },
{DVBT_IF_AGC_MAX, 0x7f },
{DVBT_RF_AGC_MIN, 0x80 },
{DVBT_RF_AGC_MAX, 0x7f },
{DVBT_POLAR_RF_AGC, 0x0 },
{DVBT_POLAR_IF_AGC, 0x0 },
{DVBT_AD7_SETTING, 0xe9f4 },
};
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
s32 i;
s32 RegBitName;
u64 Value;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize tuner.
if(pTuner->Initialize(pTuner) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize demod.
// Note: TDA18272 tuner uses dynamic IF frequency, so we will set demod IF frequency in SetParameters().
if(pDemod->Initialize(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod spectrum mode with SPECTRUM_INVERSE.
if(pDemod->SetSpectrumMode(pDemod, SPECTRUM_INVERSE) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod registers.
for(i = 0; i < RTL2832_TDA18272_ADDITIONAL_INIT_REG_TABLE_LEN; i++)
{
// Get register bit name and its value.
RegBitName = AdditionalInitRegValueTable[i].RegBitName;
Value = AdditionalInitRegValueTable[i].Value;
// Set demod registers
if(pDemod->SetRegBitsWithPage(pDemod, RegBitName, Value) != FUNCTION_SUCCESS)
goto error_status_set_registers;
}
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_INITIALIZE
*/
int
rtl2832_fc2580_Initialize(
DVBT_NIM_MODULE *pNim
)
{
typedef struct
{
int RegBitName;
unsigned long Value;
}
REG_VALUE_ENTRY;
static const REG_VALUE_ENTRY AdditionalInitRegValueTable[RTL2832_FC2580_ADDITIONAL_INIT_REG_TABLE_LEN] =
{
// RegBitName, Value
{DVBT_DAGC_TRG_VAL, 0x39 },
{DVBT_AGC_TARG_VAL_0, 0x0 },
{DVBT_AGC_TARG_VAL_8_1, 0x5a },
{DVBT_AAGC_LOOP_GAIN, 0x16 },
{DVBT_LOOP_GAIN2_3_0, 0x6 },
{DVBT_LOOP_GAIN2_4, 0x1 },
{DVBT_LOOP_GAIN3, 0x16 },
{DVBT_VTOP1, 0x35 },
{DVBT_VTOP2, 0x21 },
{DVBT_VTOP3, 0x21 },
{DVBT_KRF1, 0x0 },
{DVBT_KRF2, 0x40 },
{DVBT_KRF3, 0x10 },
{DVBT_KRF4, 0x10 },
{DVBT_IF_AGC_MIN, 0x80 },
{DVBT_IF_AGC_MAX, 0x7f },
{DVBT_RF_AGC_MIN, 0x9c },
{DVBT_RF_AGC_MAX, 0x7f },
{DVBT_POLAR_RF_AGC, 0x0 },
{DVBT_POLAR_IF_AGC, 0x0 },
{DVBT_AD7_SETTING, 0xe9f4 },
};
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
int i;
int RegBitName;
unsigned long Value;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize tuner.
if(pTuner->Initialize(pTuner) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Initialize demod.
if(pDemod->Initialize(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod IF frequency with 0 Hz.
if(pDemod->SetIfFreqHz(pDemod, IF_FREQ_0HZ) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod spectrum mode with SPECTRUM_NORMAL.
if(pDemod->SetSpectrumMode(pDemod, SPECTRUM_NORMAL) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Set demod registers.
for(i = 0; i < RTL2832_FC2580_ADDITIONAL_INIT_REG_TABLE_LEN; i++)
{
// Get register bit name and its value.
RegBitName = AdditionalInitRegValueTable[i].RegBitName;
Value = AdditionalInitRegValueTable[i].Value;
// Set demod registers
if(pDemod->SetRegBitsWithPage(pDemod, RegBitName, Value) != FUNCTION_SUCCESS)
goto error_status_set_registers;
}
// Set TS interface according to TS interface mode.
switch(pNim->DemodTsInterfaceMode)
{
case TS_INTERFACE_PARALLEL:
// Set demod TS interface with parallel mode.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_SERIAL, 0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_CDIV_PH0, 9) != FUNCTION_SUCCESS)
goto error_status_set_registers;
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_CDIV_PH1, 9) != FUNCTION_SUCCESS)
goto error_status_set_registers;
break;
default:
case TS_INTERFACE_SERIAL:
// Set demod TS interface with serial mode.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_SERIAL, 1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_CDIV_PH0, 2) != FUNCTION_SUCCESS)
goto error_status_set_registers;
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_CDIV_PH1, 2) != FUNCTION_SUCCESS)
goto error_status_set_registers;
break;
}
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_SET_PARAMETERS
*/
int
rtl2832_mt2266_SetParameters(
DVBT_NIM_MODULE *pNim,
unsigned long RfFreqHz,
int BandwidthMode
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
MT2266_EXTRA_MODULE *pMt2266Extra;
Handle_t Mt2266Handle;
unsigned long BandwidthHz;
RTL2832_MT2266_EXTRA_MODULE *pRtl2832Mt2266Extra;
UData_t Status;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner extra module.
pMt2266Extra = (MT2266_EXTRA_MODULE *)pTuner->pExtra;
// Get tuner handle.
Mt2266Handle = pMt2266Extra->DeviceHandle;
// Get NIM extra module.
pRtl2832Mt2266Extra = (RTL2832_MT2266_EXTRA_MODULE *)pNim->pExtra;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Set tuner RF frequency in Hz.
if(pTuner->SetRfFreqHz(pTuner, RfFreqHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Determine BandwidthHz according to bandwidth mode.
switch(BandwidthMode)
{
default:
case DVBT_BANDWIDTH_6MHZ: BandwidthHz = MT2266_BANDWIDTH_6MHZ; break;
case DVBT_BANDWIDTH_7MHZ: BandwidthHz = MT2266_BANDWIDTH_7MHZ; break;
case DVBT_BANDWIDTH_8MHZ: BandwidthHz = MT2266_BANDWIDTH_8MHZ; break;
}
// Set tuner bandwidth in Hz with BandwidthHz.
if(pMt2266Extra->SetBandwidthHz(pTuner, BandwidthHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Set demod bandwidth mode.
if(pDemod->SetBandwidthMode(pDemod, BandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod particular registers.
if(pDemod->ResetFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod by software reset.
if(pDemod->SoftwareReset(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Reset MT2266 update procedure.
Status = demod_pdcontrol_reset(pDemod, Mt2266Handle, &pRtl2832Mt2266Extra->AgcCurrentState);
if(MT_IS_ERROR(Status))
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_UPDATE_FUNCTION
*/
int
rtl2832_mt2266_UpdateFunction(
DVBT_NIM_MODULE *pNim
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
MT2266_EXTRA_MODULE *pMt2266Extra;
RTL2832_MT2266_EXTRA_MODULE *pRtl2832Mt2266Extra;
Handle_t Mt2266Handle;
UData_t Status;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner extra module and tuner handle.
pMt2266Extra = (MT2266_EXTRA_MODULE *)pTuner->pExtra;
pMt2266Extra->GetHandle(pTuner, &Mt2266Handle);
// Get NIM extra module.
pRtl2832Mt2266Extra = (RTL2832_MT2266_EXTRA_MODULE *)pNim->pExtra;
// Update demod particular registers.
if(pDemod->UpdateFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Update demod and tuner register setting.
Status = demod_pdcontrol(
pDemod,
Mt2266Handle,
&pRtl2832Mt2266Extra->LnaConfig,
&pRtl2832Mt2266Extra->UhfSens,
&pRtl2832Mt2266Extra->AgcCurrentState,
(uint32_t *)&pRtl2832Mt2266Extra->LnaGainOld
);
if(MT_IS_ERROR(Status))
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_SET_PARAMETERS
*/
int
rtl2832_fc2580_SetParameters(
DVBT_NIM_MODULE *pNim,
unsigned long RfFreqHz,
int BandwidthMode
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
FC2580_EXTRA_MODULE *pTunerExtra;
int TunerBandwidthMode;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner extra module.
pTunerExtra = (FC2580_EXTRA_MODULE *)pTuner->pExtra;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Set tuner RF frequency in Hz.
if(pTuner->SetRfFreqHz(pTuner, RfFreqHz) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Determine TunerBandwidthMode according to bandwidth mode.
switch(BandwidthMode)
{
default:
case DVBT_BANDWIDTH_6MHZ: TunerBandwidthMode = FC2580_BANDWIDTH_6000000HZ; break;
case DVBT_BANDWIDTH_7MHZ: TunerBandwidthMode = FC2580_BANDWIDTH_7000000HZ; break;
case DVBT_BANDWIDTH_8MHZ: TunerBandwidthMode = FC2580_BANDWIDTH_8000000HZ; break;
}
// Set tuner bandwidth mode with TunerBandwidthMode.
if(pTunerExtra->SetBandwidthMode(pTuner, TunerBandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Set demod bandwidth mode.
if(pDemod->SetBandwidthMode(pDemod, BandwidthMode) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod particular registers.
if(pDemod->ResetFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Reset demod by software reset.
if(pDemod->SoftwareReset(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
/**
@see DVBT_NIM_FP_UPDATE_FUNCTION
*/
int
rtl2832_mt2266_UpdateFunction(
DVBT_NIM_MODULE *pNim
)
{
TUNER_MODULE *pTuner;
DVBT_DEMOD_MODULE *pDemod;
MT2266_EXTRA_MODULE *pTunerExtra;
RTL2832_MT2266_EXTRA_MODULE *pNimExtra;
Handle_t Mt2266Handle;
UData_t Status;
// Get tuner module and demod module.
pTuner = pNim->pTuner;
pDemod = pNim->pDemod;
// Get tuner extra module and tuner handle.
pTunerExtra = &(pTuner->Extra.Mt2266);
pTunerExtra->GetHandle(pTuner, &Mt2266Handle);
// Get NIM extra module.
pNimExtra = &(pNim->Extra.Rtl2832Mt2266);
// Update demod particular registers.
if(pDemod->UpdateFunction(pDemod) != FUNCTION_SUCCESS)
goto error_status_execute_function;
// Enable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x1) != FUNCTION_SUCCESS)
goto error_status_set_registers;
// Update demod and tuner register setting.
Status = demod_pdcontrol(
pDemod,
Mt2266Handle,
&pNimExtra->LnaConfig,
&pNimExtra->UhfSens,
&pNimExtra->AgcCurrentState,
&pNimExtra->LnaGainOld
);
/*
handle_t demod_handle,
handle_t tuner_handle,
unsigned char* lna_config,
unsigned char* uhf_sens,
unsigned char *agc_current_state,
unsigned long *lna_gain_old
unsigned char LnaConfig;
unsigned char UhfSens;
unsigned char AgcCurrentState;
unsigned long LnaGainOld;
*/
if(MT_IS_ERROR(Status))
goto error_status_execute_function;
// Disable demod DVBT_IIC_REPEAT.
if(pDemod->SetRegBitsWithPage(pDemod, DVBT_IIC_REPEAT, 0x0) != FUNCTION_SUCCESS)
goto error_status_set_registers;
return FUNCTION_SUCCESS;
error_status_execute_function:
error_status_set_registers:
return FUNCTION_ERROR;
}
