diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/au6610.c | 13 | ||||
| -rw-r--r-- | drivers/media/dvb/dvb-usb/gl861.c | 13 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/qt1010.c | 16 |
3 files changed, 15 insertions, 27 deletions
diff --git a/drivers/media/dvb/dvb-usb/au6610.c b/drivers/media/dvb/dvb-usb/au6610.c index 456b89f4f76..0dc66a8d2ba 100644 --- a/drivers/media/dvb/dvb-usb/au6610.c +++ b/drivers/media/dvb/dvb-usb/au6610.c @@ -145,19 +145,6 @@ static struct qt1010_config au6610_qt1010_config = { static int au6610_qt1010_tuner_attach(struct dvb_usb_adapter *adap) { - /* TODO FIXME; probably I2C gate. - QT1010 tuner does not respond before we write 0x1a to ZL10353 demod - register 0x62. This ought to be done somewhere in demod initialization. - This solution is temporary hack. */ - - u8 buf[2] = { 0x62, 0x1a }; - struct i2c_msg msg = { .addr = au6610_zl10353_config.demod_address, - .flags = 0, .buf = buf, .len = 2 }; - - if (i2c_transfer(&adap->dev->i2c_adap, &msg, 1) != 1) { - printk(KERN_WARNING "au6610 tuner attach failed\n"); - return -EREMOTEIO; - } return dvb_attach(qt1010_attach, adap->fe, &adap->dev->i2c_adap, &au6610_qt1010_config) == NULL ? -ENODEV : 0; diff --git a/drivers/media/dvb/dvb-usb/gl861.c b/drivers/media/dvb/dvb-usb/gl861.c index d62edb533d0..c9f38a5e70d 100644 --- a/drivers/media/dvb/dvb-usb/gl861.c +++ b/drivers/media/dvb/dvb-usb/gl861.c @@ -122,19 +122,6 @@ static struct qt1010_config gl861_qt1010_config = { static int gl861_tuner_attach(struct dvb_usb_adapter *adap) { - /* TODO FIXME; probably I2C gate. - QT1010 tuner does not respond before we write 0x1a to ZL10353 demod - register 0x62. This ought to be done somewhere in demod initialization. - This solution is temporary hack. */ - - u8 buf[2] = { 0x62, 0x1a }; - struct i2c_msg msg = { .addr = gl861_zl10353_config.demod_address, - .flags = 0, .buf = buf, .len = 2 }; - - if (i2c_transfer(&adap->dev->i2c_adap, &msg, 1) != 1) { - printk(KERN_WARNING "gl861 tuner attach failed\n"); - return -EREMOTEIO; - } return dvb_attach(qt1010_attach, adap->fe, &adap->dev->i2c_adap, &gl861_qt1010_config) == NULL ? -ENODEV : 0; diff --git a/drivers/media/dvb/frontends/qt1010.c b/drivers/media/dvb/frontends/qt1010.c index d7360f45355..c3408dcabe8 100644 --- a/drivers/media/dvb/frontends/qt1010.c +++ b/drivers/media/dvb/frontends/qt1010.c @@ -149,6 +149,9 @@ static int qt1010_set_params(struct dvb_frontend *fe, struct dvb_frontend_parame priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0; priv->frequency = freq; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */ + /* reg 05 base value */ if (freq < 290000000) reg05 = 0x14; /* 290 MHz */ else if (freq < 610000000) reg05 = 0x34; /* 610 MHz */ @@ -242,6 +245,9 @@ static int qt1010_set_params(struct dvb_frontend *fe, struct dvb_frontend_parame if (debug) qt1010_dump_regs(priv); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); /* close i2c_gate */ + return 0; } @@ -277,7 +283,6 @@ static int qt1010_init_meas1(struct qt1010_priv *priv, u8 oper, u8 reg, u8 reg_i return qt1010_writereg(priv, 0x1e, 0x00); } - static u8 qt1010_init_meas2(struct qt1010_priv *priv, u8 reg_init_val, u8 *retval) { u8 i, val; @@ -347,6 +352,9 @@ static int qt1010_init(struct dvb_frontend *fe) { QT1010_WR, 0x08, 0x08 } }; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */ + for (i = 0; i < sizeof(i2c_data) / sizeof(*i2c_data); i++) { switch (i2c_data[i].oper) { case QT1010_WR: @@ -430,6 +438,9 @@ struct dvb_frontend * qt1010_attach(struct dvb_frontend *fe, priv->cfg = cfg; priv->i2c = i2c; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */ + /* Try to detect tuner chip. Probably this is not correct register. */ if (qt1010_readreg(priv, 0x29, &id) != 0 || (id != 0x39)) { @@ -437,6 +448,9 @@ struct dvb_frontend * qt1010_attach(struct dvb_frontend *fe, return NULL; } + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); /* close i2c_gate */ + printk(KERN_INFO "Quantek QT1010 successfully identified.\n"); memcpy(&fe->ops.tuner_ops, &qt1010_tuner_ops, sizeof(struct dvb_tuner_ops)); |