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Source code

diff -r 4ae65d0844cf linux/drivers/media/dvb/ttpci/budget-ci.c
--- a/linux/drivers/media/dvb/ttpci/budget-ci.c Thu Oct 18 16:25:58 2007 -0200
+++ b/linux/drivers/media/dvb/ttpci/budget-ci.c Sun Oct 21 18:21:49 2007 +0200
@@ -1000,8 +1000,8 @@ static u8 dvbc_philips_tdm1316l_inittab[
        0x45, 0x00,
        0x46, 0x00,
        0x49, 0x04,
-       0x4a, 0x00,
-       0x4b, 0x7b,
+       0x4a, 0xff,
+       0x4b, 0x7f,
        0x52, 0x30,
        0x55, 0xae,
        0x56, 0x47,

Source code

diff -r 4ae65d0844cf linux/drivers/media/dvb/frontends/stv0297.c
--- a/linux/drivers/media/dvb/frontends/stv0297.c       Thu Oct 18 16:25:58 2007 -0200
+++ b/linux/drivers/media/dvb/frontends/stv0297.c       Sun Oct 21 18:11:52 2007 +0200
@@ -427,7 +427,7 @@ static int stv0297_set_frontend(struct d
        inversion = p->inversion;
        if (state->config->invert)
                inversion = (inversion == INVERSION_ON) ? INVERSION_OFF : INVERSION_ON;
-       carrieroffset = -330;
+       carrieroffset = -198;
        switch (inversion) {
        case INVERSION_OFF:
                break;
@@ -442,17 +442,33 @@ static int stv0297_set_frontend(struct d
        }

        stv0297_init(fe);
+
+       // warum hier Symbolrate 6890 ?
+       stv0297_set_symbolrate(state, 6890);
+
+       // möglicherweise wird 0x10 ohne Maske geschrieben
+       stv0297_writereg_mask(state, 0x88, 0x10, 0x10);
+
        if (fe->ops.tuner_ops.set_params) {
                fe->ops.tuner_ops.set_params(fe, p);
                if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0);
        }

        /* clear software interrupts */
-       stv0297_writereg(state, 0x82, 0x0);
+       stv0297_writereg(state, 0x82, 0x04);

        /* set initial demodulation frequency */
-       stv0297_set_initialdemodfreq(state, 7250);
-
+       stv0297_set_initialdemodfreq(state, 7209);
+
+       stv0297_writereg_mask(state, 0x43, 0x10, 0x10);
+
+       // ????
+       stv0297_readreg(state, 0x30);
+       stv0297_readreg(state, 0x31);
+       stv0297_readreg(state, 0x32);
+       stv0297_readreg(state, 0x33);
+       stv0297_readreg(state, 0x35);
+
        /* setup AGC */
        stv0297_writereg_mask(state, 0x43, 0x10, 0x00);
        stv0297_writereg(state, 0x41, 0x00);
@@ -509,17 +525,20 @@ static int stv0297_set_frontend(struct d
        /* set parameters */
        stv0297_set_qam(state, p->u.qam.modulation);
        stv0297_set_symbolrate(state, p->u.qam.symbol_rate / 1000);
+
+       // get symbol rate ??
+       stv0297_readreg(state, 0x55);
+       stv0297_readreg(state, 0x56);
+       stv0297_readreg(state, 0x57);
+       stv0297_readreg(state, 0x58);
+
        stv0297_set_sweeprate(state, sweeprate, p->u.qam.symbol_rate / 1000);
        stv0297_set_carrieroffset(state, carrieroffset);
        stv0297_set_inversion(state, inversion);

        /* kick off lock */
-       /* Disable corner detection for higher QAMs */
-       if (p->u.qam.modulation == QAM_128 ||
-               p->u.qam.modulation == QAM_256)
-               stv0297_writereg_mask(state, 0x88, 0x08, 0x00);
-       else
-               stv0297_writereg_mask(state, 0x88, 0x08, 0x08);
+       // enable corner detection
+       stv0297_writereg_mask(state, 0x88, 0x08, 0x08);

        stv0297_writereg_mask(state, 0x5a, 0x20, 0x00);
        stv0297_writereg_mask(state, 0x6a, 0x01, 0x01);
@@ -556,6 +575,7 @@ static int stv0297_set_frontend(struct d
        }

        /* wait for equaliser full convergence */
+       msleep(200);
        timeout = jiffies + msecs_to_jiffies(delay);
        while (time_before(jiffies, timeout)) {
                msleep(10);

Source code

--- a/linux/drivers/media/dvb/ttpci/budget-ci.c Thu Oct 18 16:25:58 2007 -0200
+++ b/linux/drivers/media/dvb/ttpci/budget-ci.c Sun Oct 21 18:21:49 2007 +0200
@@ -937,7 +937,7 @@ static int dvbc_philips_tdm1316l_tuner_s
                return -EINVAL;

        // assume PLL filter should always be 8MHz for the moment.
-       filter = 1;
+       filter = 0; //??????????????????