static int ite9173_read_ber(struct dvb_frontend *fe, u32 * ber)
{
struct aml_fe *afe = fe->demodulator_priv;
struct aml_fe_dev *dev = afe->dtv_demod;
Dword ret = 0;
OUT Dword postErrorCount = 0; /** 24 bits */
OUT Dword postBitCount = 0; /** 16 bits */
OUT Word abortCount = 0;
pr_dbg("ite9173_read_ber\n");
mutex_lock(&ite_lock);
ret = Demodulator_getPostVitBer(pdemod,&postErrorCount,&postBitCount,&abortCount);
mutex_unlock(&ite_lock);
*ber = (postErrorCount /postBitCount );
if(Error_NO_ERROR != ret)
return -1;
pr_dbg("ite9173_read_ber--\n");
return 0;
}
void Example_monitorStatistic (Demodulator *demod) {
Dword error = Error_NO_ERROR;
Statistic stat;
Dword postErrorCount=0;
Dword postBitCount=0;
Word abortCount=0;
Word cnt=0;
Long dbm = 0;
do{
error = Demodulator_getStatistic(demod, &stat);
if (error) {
printk("Demodulator_getStatistic failed!Error = 0x%08x\n", error);
break;
} else {
printk("Signal Present = %s, Locked = %s\n", stat.signalPresented?"TRUE":"FALSE", stat.signalLocked?"TRUE":"FALSE");
printk("Signal Quality = %d, Strength = %d\n", stat.signalQuality, stat.signalStrength);
}
error = Demodulator_getSignalStrengthDbm(demod, 18, 18, &dbm);
if (error) {
printk("Demodulator_getSignalStrengthDbm failed!Error = 0x%08x\n", error);
break;
} else {
printk("Signal Strength = %d(DBm)\n", dbm);
}
error = Demodulator_getPostVitBer (demod, &postErrorCount, &postBitCount, &abortCount);
if (error) {
printk("Demodulator_getPostVitBer failed!Error = 0x%08x\n", error);
break;
} else {
if(postErrorCount){
while(postErrorCount<postBitCount){
postErrorCount = postErrorCount*10;
cnt++;
}
}
//printk("BER = %.03f+E%d, Abort Cnt = %d\n", (double)postErrorCount/(double)postBitCount,cnt, abortCount);
}
}while(0);
}
