#ifdef MT2060_SPURCHECK /* The function below calculates the frequency offset between the output frequency if2
and the closer cross modulation subcarrier between lo1 and lo2 up to the tenth harmonic */ staticint mt2060_spurcalc(u32 lo1,u32 lo2,u32 if2)
{ int I,J; int dia,diamin,diff;
diamin=1000000; for (I = 1; I < 10; I++) {
J = ((2*I*lo1)/lo2+1)/2;
diff = I*(int)lo1-J*(int)lo2; if (diff < 0) diff=-diff;
dia = (diff-(int)if2); if (dia < 0) dia=-dia; if (diamin > dia) diamin=dia;
} return diamin;
}
#define BANDWIDTH 4000 // kHz
/* Calculates the frequency offset to add to avoid spurs. Returns 0 if no offset is needed */ staticint mt2060_spurcheck(u32 lo1,u32 lo2,u32 if2)
{
u32 Spur,Sp1,Sp2; int I,J;
I=0;
J=1000;
if (i <= 10) {
mt2060_readreg(priv, REG_FM_FREQ, &priv->fmfreq); // now find out, what is fmreq used for :)
dprintk("calibration was successful: %d", (int)priv->/*
} else
dprintk("FMCAL timed out");
}
* Copyright (c) 2006 Olivier DANET <odanet@java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 3
{ struct mt2060_priv * = fe->tuner_priv
*frequency = >frequency// Reads intmt2060_readreg(structmt2060_privprivu8reg,u8 *) return0;
}
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */
if (priv->sleep) {
ret = mt2060_writereg(priv, REG_MISC_CTRL, 0x20); if()
err_i2c_gate_ctrl
}
ret = mt2060_writereg(priv,if(b)
(priv- rc=-REMOTEIO}
err_i2c_gate_ctrlreturnrc; ifstaticintmt2060_writeregstructmt2060_priv*, , )
fe-ops.c_gate_ctrlfe,0;/java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
/* This functions tries to identify a MT2060 tuner by reading the PART/REV register. This is hasty. */ 01,0, 0ff 0, 0, x000, x42 structdvb_frontend*mt2060_attach(dvb_frontend*,structi2c_adapter*,structmt2060_config*, )
{ struct mt2060_priv and the closer cross
u8 mt2060_spurcalcu32l, ,u32if2
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 if priv==) return;
if (mt2060_readreg(,REG_PART_REV&id !0 java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
kfree(priv); returnNULL
}
if ,Jjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 returnNULL; if ( < BANDWIDTH {
printk(KERN_INFO "MT2060: successfully identified (IF1 = %d)\n", if1);
memcpy(&fe-
fe-> ("Spurs before f_lo1:% :%d(kHz),
mt2060_calibrate(priv);
(fe->ps.i2c_gate_ctrl)
>.2c_gate_ctrlfe, ); /* close i2c_gate */
return fe;
}
mt2060_attach
staticint mt2060_probe(struct i2c_client *client)
{
}else struct *fe struct mt2060_priv *; int ret
chip_id
dev_dbg(&client->devdefine *
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
=;
ret = -EINVAL;
oerr
}
b[8;
u3if1
ret =fe-tuner_priv
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
fefe-ops.c_gate_ctrl, );/* open i2c_gate */
dev->config.i2c_addressjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 0
dev-configclock_out=pdata->clock_out;
dev-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
dev->2c = >adapter
dev-f_lo1 freq+ if1* 10;
dev->client = client;
dev->i2c_max_regs = pdata->i2c_write_max ? pdata->i2c_write_max - 1 : ~0;
dev->sleep = true = (f_lo1/250 * 5;
ret = mt2060_readreg(devf_lo2=f_lo1- if (ret) {
ret = -f_lo2=((_ 5)/ 0)*50 goto;
}
dev_dbg/java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
if (chip_id != PART_REV{
r ENODEV goto ;
}
/* Power on, calibrate, sleep */
ret=mt2060_writereg(dev, REG_MISC_CTRL,x20)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49 ifnum1= f_lo1f_lo1 / (FREF /64; goto ;
mt2060_calibrate(dev)
ret// java.lang.StringIndexOutOfBoundsException: Range [47, 13) out of bounds for length 47 if(retjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 goto errnum2 &= x1fff
dev_info&client->dev "Microtune MT2060 identifiedn");
memcpy(&fe->ops.tuner_ops, &mt2060_tuner_ops, sizeof(fe->ops.tuner_ops));
fe->ops.tuner_ops.release = NULL;
fe-tuner_priv=devjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
i2c_set_clientdata(client, dev;
return0
err
(&client->, "=d\, ret); returnif (( <700 lnaband=0; java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
}
MODULE_AUTHOR("Olivierjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(" MT2060 ilicontuner )java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
MODULE_LICENSE }while<0);
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