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[media] anysee: I2C gate control DNOD44CDH086A tuner module

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DNOD44CDH086A (NXP TDA18212) tuner module is not connected to
demodulator I2C gate. Instead demodulator gate it uses external
GPIO driven gate. Override demodulator I2C gate control with
own in that case.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari 2011-09-05 22:10:05 -03:00 committed by Mauro Carvalho Chehab
parent 608add85de
commit be94351e59
1 changed files with 26 additions and 20 deletions
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46
drivers/media/dvb/dvb-usb/anysee.c
View file

@ -478,6 +478,16 @@ static struct cxd2820r_config anysee_cxd2820r_config = {
* IOE[5] STV0903 1=enabled
*/
/* external I2C gate used for DNOD44CDH086A(TDA18212) tuner module */
static int anysee_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
{
struct dvb_usb_adapter *adap = fe->dvb->priv;
/* enable / disable tuner access on IOE[4] */
return anysee_wr_reg_mask(adap->dev, REG_IOE, (enable << 4), 0x10);
}
static int anysee_frontend_ctrl(struct dvb_frontend *fe, int onoff)
{
struct dvb_usb_adapter *adap = fe->dvb->priv;
@ -779,6 +789,13 @@ static int anysee_frontend_attach(struct dvb_usb_adapter *adap)
}
}
/* I2C gate for DNOD44CDH086A(TDA18212) tuner module */
if (tmp == 0xc7) {
if (adap->fe_adap[state->fe_id].fe)
adap->fe_adap[state->fe_id].fe->ops.i2c_gate_ctrl =
anysee_i2c_gate_ctrl;
}
break;
case ANYSEE_HW_508TC: /* 18 */
case ANYSEE_HW_508PTC: /* 21 */
@ -826,6 +843,11 @@ static int anysee_frontend_attach(struct dvb_usb_adapter *adap)
&adap->dev->i2c_adap);
}
/* I2C gate for DNOD44CDH086A(TDA18212) tuner module */
if (adap->fe_adap[state->fe_id].fe)
adap->fe_adap[state->fe_id].fe->ops.i2c_gate_ctrl =
anysee_i2c_gate_ctrl;
break;
case ANYSEE_HW_508S2: /* 19 */
case ANYSEE_HW_508PS2: /* 22 */
@ -865,14 +887,14 @@ static int anysee_frontend_attach(struct dvb_usb_adapter *adap)
if (state->fe_id == 0) {
/* DVB-T/T2 */
adap->fe[0] = dvb_attach(cxd2820r_attach,
adap->fe_adap[state->fe_id].fe = dvb_attach(cxd2820r_attach,
&anysee_cxd2820r_config,
&adap->dev->i2c_adap, NULL);
} else {
/* DVB-C */
adap->fe[1] = dvb_attach(cxd2820r_attach,
adap->fe_adap[state->fe_id].fe = dvb_attach(cxd2820r_attach,
&anysee_cxd2820r_config,
&adap->dev->i2c_adap, adap->fe[0]);
&adap->dev->i2c_adap, adap->fe_adap[0].fe);
}
break;
@ -935,22 +957,12 @@ static int anysee_tuner_attach(struct dvb_usb_adapter *adap)
/* Try first attach TDA18212 silicon tuner on IOE[4], if that
* fails attach old simple PLL. */
/* enable tuner on IOE[4] */
ret = anysee_wr_reg_mask(adap->dev, REG_IOE, (1 << 4), 0x10);
if (ret)
goto error;
/* attach tuner */
fe = dvb_attach(tda18212_attach, adap->fe_adap[state->fe_id].fe,
&adap->dev->i2c_adap, &anysee_tda18212_config);
if (fe)
break;
/* disable tuner on IOE[4] */
ret = anysee_wr_reg_mask(adap->dev, REG_IOE, (0 << 4), 0x10);
if (ret)
goto error;
/* attach tuner */
fe = dvb_attach(dvb_pll_attach, adap->fe_adap[state->fe_id].fe,
(0xc0 >> 1), &adap->dev->i2c_adap,
@ -962,11 +974,6 @@ static int anysee_tuner_attach(struct dvb_usb_adapter *adap)
/* E7 TC */
/* E7 PTC */
/* enable tuner on IOE[4] */
ret = anysee_wr_reg_mask(adap->dev, REG_IOE, (1 << 4), 0x10);
if (ret)
goto error;
/* attach tuner */
fe = dvb_attach(tda18212_attach, adap->fe_adap[state->fe_id].fe,
&adap->dev->i2c_adap, &anysee_tda18212_config);
@ -993,7 +1000,7 @@ static int anysee_tuner_attach(struct dvb_usb_adapter *adap)
/* E7 T2C */
/* attach tuner */
fe = dvb_attach(tda18212_attach, adap->fe[state->fe_id],
fe = dvb_attach(tda18212_attach, adap->fe_adap[state->fe_id].fe,
&adap->dev->i2c_adap, &anysee_tda18212_config2);
break;
@ -1006,7 +1013,6 @@ static int anysee_tuner_attach(struct dvb_usb_adapter *adap)
else
ret = -ENODEV;
error:
return ret;
}