csqpskswitchs.c

来自「QPSK Tuner details, for conexant chipset」· C语言 代码 · 共 126 行

#include "CSQPSKSwitchs.h"
#include "cs_gpio.h"
#include "cs_qpsk.h"
#include "CSHDI_typedef.h"
#include "CS_typedef.h"
#include "CS_assert.h"

extern int		g_bLNBPowerGPIOIndex[MAX_TUNER_NUM];
extern int		g_b13_18VGPIOIndex[MAX_TUNER_NUM];
extern int		g_b0_12VGPIOIndex[MAX_TUNER_NUM];
extern CSQPSKSignalParameterS2 g_TQPSKChannelCopy[MAX_TUNER_NUM];
extern CSQPSKSignalParameterS2 g_TQPSKChannelCopy1[MAX_TUNER_NUM];
CSQPSK_Error_t CSSetLNBPower( CSHDITunerIndex bTunerIndex, CSQPSK_LNB_Status nSwitchStatus )
{
	int ErrorCode;
	
	if ( g_bLNBPowerGPIOIndex[bTunerIndex] == 0xff )
	{
		return CSQPSK_FAILURE;
	}

	if ( g_b13_18VGPIOIndex[bTunerIndex] == 0xff && (nSwitchStatus == LNB_14V || nSwitchStatus == LNB_18V ))
	{
		return CSQPSK_FAILURE;
	}

	switch(  nSwitchStatus)
	{
		case LNB_OFF:
		{
			CSGPIOWrite(g_bLNBPowerGPIOIndex[bTunerIndex], 1);
		}
		break;
		case LNB_AUTO:
		{
			CSGPIOWrite(g_bLNBPowerGPIOIndex[bTunerIndex], 0);
		}
		break;
		case LNB_14V:
		{
			CSGPIOWrite(g_bLNBPowerGPIOIndex[bTunerIndex], 0);
			CSGPIOWrite(g_b13_18VGPIOIndex[bTunerIndex], 1);
		}
		break;
		case LNB_18V:
		{
			CSGPIOWrite(g_bLNBPowerGPIOIndex[bTunerIndex], 0);
			CSGPIOWrite(g_b13_18VGPIOIndex[bTunerIndex], 0);
		}
		break;
		default:
		{
			
		}
		break;
	}
	
	if(nSwitchStatus == CSHDI_OFF)
		ErrorCode= CSGPIOWrite(g_bLNBPowerGPIOIndex[bTunerIndex], 1);
	else
	    	ErrorCode = CSGPIOWrite(g_bLNBPowerGPIOIndex[bTunerIndex], 0);

	if ( ErrorCode != CS_GPIO_SUCCESS )
	{
		return CSQPSK_GPIO_ERROR;
	}

	return CSQPSK_SUCCESS;
}

CSQPSK_Error_t CSSet13_18V( CSHDITunerIndex bTunerIndex, Channel_Polarisation nSwitchStatus )
{
	int ErrorCode;
	
	if ( g_b13_18VGPIOIndex[bTunerIndex] == 0xff )
	{
		return CSQPSK_FAILURE;
	}
	
	if ( nSwitchStatus == POLARISATION_H )
		ErrorCode = CSGPIOWrite(g_b13_18VGPIOIndex[bTunerIndex], 0);
	else
	    	ErrorCode = CSGPIOWrite(g_b13_18VGPIOIndex[bTunerIndex], 1);

	//g_TQPSKChannelCopy[bTunerIndex].bPolar = nSwitchStatus;
	g_TQPSKChannelCopy1[bTunerIndex].bPolar = nSwitchStatus;
	if ( ErrorCode != CS_GPIO_SUCCESS )
	{
		return CSQPSK_GPIO_ERROR;
	}

	return CSQPSK_SUCCESS;
}

CSQPSK_Error_t CSSet0_12V( CSHDITunerIndex bTunerIndex, Switch0_12V nSwitchStatus )
{
	int ErrorCode;
	
	if ( g_b0_12VGPIOIndex[bTunerIndex] == 0xff )
	{
		return CSQPSK_FAILURE;
	}
	
	if( nSwitchStatus == SWITCH_12V)
	{
		ErrorCode =  CSGPIOWrite(g_b0_12VGPIOIndex[bTunerIndex], 0);
	}
	else
	{
	    	ErrorCode =  CSGPIOWrite(g_b0_12VGPIOIndex[bTunerIndex], 1);
	}

	
	if ( ErrorCode != CS_GPIO_SUCCESS )
	{
		return CSQPSK_GPIO_ERROR;
	}
	//g_TQPSKChannelCopy[bTunerIndex].bSwitch0_12V = nSwitchStatus;
	g_TQPSKChannelCopy1[bTunerIndex].bSwitch0_12V = nSwitchStatus;
	return CSQPSK_SUCCESS;
}