BOOL hdmitx_isInputInterlace()
{
BYTE uc ;
HDMITX_SetI2C_Byte(0x0F,1,0) ;
HDMITX_SetI2C_Byte(0xA8,8,8) ;
uc = HDMITX_ReadI2C_Byte(0xA5) ;
HDMITX_SetI2C_Byte(0xA8,8,0) ;
return uc&(1<<4)?TRUE:FALSE ;
}
USHORT hdmitx_getInputVTotal()
{
BYTE uc ;
USHORT vTotal ;
HDMITX_SetI2C_Byte(0x0F,1,0) ;
HDMITX_SetI2C_Byte(0xA8,8,8) ;
uc = HDMITX_ReadI2C_Byte(0x99) ;
vTotal = ((USHORT)uc&0xF)<<8 ;
uc = HDMITX_ReadI2C_Byte(0x98) ;
vTotal |= uc;
HDMITX_SetI2C_Byte(0xA8,8,0) ;
return vTotal ;
}
USHORT hdmitx_getInputHTotal()
{
BYTE uc ;
USHORT hTotal ;
HDMITX_SetI2C_Byte(0x0F,1,0) ;
HDMITX_SetI2C_Byte(0xA8,8,8) ;
uc = HDMITX_ReadI2C_Byte(0xB2) ;
hTotal = (uc&1)?(1<<12):0 ;
uc = HDMITX_ReadI2C_Byte(0x91) ;
hTotal |= ((USHORT)uc)<<4 ;
uc = HDMITX_ReadI2C_Byte(0x90) ;
hTotal |= (uc&0xF0) >> 4 ;
HDMITX_SetI2C_Byte(0xA8,8,0) ;
return hTotal ;
}
void cat66121_hdmi_interrupt(void)
{
char sysstat = 0;
mutex_lock(&handler_mutex);
sysstat = HDMITX_ReadI2C_Byte(REG_TX_SYS_STATUS);
if(sysstat & B_TX_INT_ACTIVE){
char intdata1,intdata2,intdata3;
intdata1 = HDMITX_ReadI2C_Byte(REG_TX_INT_STAT1);
intdata2 = HDMITX_ReadI2C_Byte(REG_TX_INT_STAT2);
intdata3 = HDMITX_ReadI2C_Byte(REG_TX_INT_STAT3);
HDMITX_DEBUG_PRINTF(("REG_TX_INT_STAT1=%x \n",intdata1));
HDMITX_DEBUG_PRINTF(("REG_TX_INT_STAT2=%x \n",intdata2));
HDMITX_DEBUG_PRINTF(("REG_TX_INT_STAT3=%x \n",intdata3));
if(getHDMI_PowerStatus()==FALSE){
HDMITX_PowerOn();
}
/******* Clear interrupt **********/
cat66121_InterruptClr();
/******** handler interrupt event ********/
if(intdata1 & B_TX_INT_DDCFIFO_ERR)
{
HDMITX_DEBUG_PRINTF(("DDC FIFO Error.\n"));
hdmitx_ClearDDCFIFO();
}
if(intdata1 & B_TX_INT_DDC_BUS_HANG)
{
HDMITX_DEBUG_PRINTF(("DDC BUS HANG.\n"));
hdmitx_AbortDDC();
}
if(intdata1 & B_TX_INT_AUD_OVERFLOW ){
HDMITX_DEBUG_PRINTF(("AUDIO FIFO OVERFLOW.\n"));
HDMITX_OrReg_Byte(REG_TX_SW_RST,(B_HDMITX_AUD_RST|B_TX_AREF_RST));
HDMITX_AndReg_Byte(REG_TX_SW_RST,~(B_HDMITX_AUD_RST|B_TX_AREF_RST));
}
if(intdata3 & B_TX_INT_VIDSTABLE)
{
sysstat = HDMITX_ReadI2C_Byte(REG_TX_SYS_STATUS);
if(sysstat & B_TXVIDSTABLE)
{
hdmitx_FireAFE();
}
}
#ifdef SUPPORT_HDCP
if(intdata2 & B_TX_INT_AUTH_FAIL){
if(getHDMITX_LinkStatus())
{
// AudioModeDetect();
if(getHDMITX_AuthenticationDone() ==FALSE)
{
HDMITX_DEBUG_PRINTF(("getHDMITX_AuthenticationDone() ==FALSE\n") );
HDMITX_EnableHDCP(TRUE);
setHDMITX_AVMute(FALSE);
}
}
}else if(intdata2 & B_TX_INT_AUTH_DONE){
HDMITX_SetI2C_Byte(REG_TX_INT_MASK2, B_TX_AUTH_DONE_MASK, B_TX_AUTH_DONE_MASK);
HDMITX_DEBUG_PRINTF(("getHDMITX_AuthenticationDone() ==SUCCESS\n") );
}
#endif
if(intdata1 & B_TX_INT_HPD_PLUG){
if(sysstat & B_TX_HPDETECT){
HDMITX_DEBUG_PRINTF(("HPD plug\n") );
}else{
HDMITX_DEBUG_PRINTF(("HPD unplug\n") );
}
if(hdmi->state == HDMI_SLEEP)
hdmi->state = WAIT_HOTPLUG;
queue_delayed_work(hdmi->workqueue, &hdmi->delay_work, msecs_to_jiffies(0));
}
}
mutex_unlock(&handler_mutex);
}
LONG CalcPCLK()
{
BYTE uc, div ;
int i ;
long sum , count, PCLK ;
Switch_HDMITX_Bank(0);
uc = HDMITX_ReadI2C_Byte(0x5F) & 0x80 ;
if( ! uc )
{
return 0 ;
}
// InitCEC();
// // uc = CEC_ReadI2C_Byte(0x09) & 0xFE ;
// CEC_WriteI2C_Byte(0x09, 1);
// delay1ms(100);
// CEC_WriteI2C_Byte(0x09, 0);
// RCLK = CEC_ReadI2C_Byte(0x47);
// RCLK <<= 8 ;
// RCLK |= CEC_ReadI2C_Byte(0x46);
// RCLK <<= 8 ;
// RCLK |= CEC_ReadI2C_Byte(0x45);
// DisableCEC();
// // RCLK *= 160 ; // RCLK /= 100 ;
// // RCLK in KHz.
HDMITX_SetI2C_Byte(0xD7, 0xF0, 0x80);
delay1ms(1);
HDMITX_SetI2C_Byte(0xD7, 0x80, 0x00);
count = HDMITX_ReadI2C_Byte(0xD7) & 0xF ;
count <<= 8 ;
count |= HDMITX_ReadI2C_Byte(0xD8);
for( div = 7 ; div > 0 ; div-- )
{
// printf("div = %d\n",(int)div) ;
if(count < (1<<(11-div)) )
{
break ;
}
}
HDMITX_SetI2C_Byte(0xD7, 0x70, div<<4);
uc = HDMITX_ReadI2C_Byte(0xD7) & 0x7F ;
for( i = 0 , sum = 0 ; i < 100 ; i ++ )
{
HDMITX_WriteI2C_Byte(0xD7, uc|0x80) ;
delay1ms(1);
HDMITX_WriteI2C_Byte(0xD7, uc) ;
count = HDMITX_ReadI2C_Byte(0xD7) & 0xF ;
count <<= 8 ;
count |= HDMITX_ReadI2C_Byte(0xD8);
sum += count ;
}
sum /= 100 ; count = sum ;
HDMITX_DEBUG_PRINTF1(("RCLK(in GetPCLK) = %ld\n",hdmiTxDev[0].RCLK));
HDMITX_DEBUG_PRINTF1(("div = %d, count = %d\n",(int)div,(int)count) );
HDMITX_DEBUG_PRINTF1(("count = %ld\n",count) );
PCLK = hdmiTxDev[0].RCLK * 128 / count * 16 ;
PCLK *= (1<<div);
if( HDMITX_ReadI2C_Byte(0x70) & 0x10 )
{
PCLK /= 2 ;
}
HDMITX_DEBUG_PRINTF1(("PCLK = %ld\n",PCLK) );
return PCLK ;
}
