C++ (Cpp) FC2580_EXTRA_MODULE示例

示例#1

文件： nim_rtl2832_fc2580.c 项目： OpenHMR/Open-HMR600

/**

@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;
}

示例#2

文件： nim_rtl2836_fc2580.c 项目： BalintBanyasz/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0

/**

@see   DTMB_NIM_FP_INITIALIZE

*/
int
rtl2836_fc2580_Initialize(
    DTMB_NIM_MODULE *pNim
)
{
    typedef struct
    {
        int RegBitName;
        unsigned long Value;
    }
    REG_VALUE_ENTRY;


    static const REG_VALUE_ENTRY AdditionalInitRegValueTable[RTL2836_FC2580_ADDITIONAL_INIT_REG_TABLE_LEN] =
    {
        // RegBitName,				Value
        {DTMB_TARGET_VAL,			0x38	},
    };


    TUNER_MODULE *pTuner;
    DTMB_DEMOD_MODULE *pDemod;
    FC2580_EXTRA_MODULE *pTunerExtra;

    int i;

    int RegBitName;
    unsigned long Value;



    // Get tuner module and demod module.
    pTuner = pNim->pTuner;
    pDemod = pNim->pDemod;

    // Get tuner extra module.
    pTunerExtra = &(pTuner->Extra.Fc2580);


    // Enable demod DTMB_I2CT_EN_CTRL.
    if(pDemod->RegAccess.Addr8Bit.SetRegBitsWithPage(pDemod, DTMB_I2CT_EN_CTRL, 0x1) != FUNCTION_SUCCESS)
        goto error_status_set_registers;

    // Initialize tuner.
    if(pTuner->Initialize(pTuner) != FUNCTION_SUCCESS)
        goto error_status_execute_function;

    // Set tuner bandwidth mode with 8 MHz.
    if(pTunerExtra->SetBandwidthMode(pTuner, FC2580_BANDWIDTH_8000000HZ) != FUNCTION_SUCCESS)
        goto error_status_execute_function;

    // Disable demod DTMB_I2CT_EN_CTRL.
    if(pDemod->RegAccess.Addr8Bit.SetRegBitsWithPage(pDemod, DTMB_I2CT_EN_CTRL, 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 < RTL2836_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->RegAccess.Addr8Bit.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;
}