static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
{
int ret;
struct dvb_usb_device *d = adap_to_d(adap);
struct rtl28xxu_priv *priv = d_to_priv(d);
const struct rtl2832_config *rtl2832_config;
dev_dbg(&d->udev->dev, "%s:\n", __func__);
switch (priv->tuner) {
case TUNER_RTL2832_FC0012:
rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
break;
case TUNER_RTL2832_FC0013:
rtl2832_config = &rtl28xxu_rtl2832_fc0013_config;
break;
case TUNER_RTL2832_FC2580:
/* FIXME: do not abuse fc0012 settings */
rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
break;
case TUNER_RTL2832_TUA9001:
rtl2832_config = &rtl28xxu_rtl2832_tua9001_config;
break;
case TUNER_RTL2832_E4000:
rtl2832_config = &rtl28xxu_rtl2832_e4000_config;
break;
case TUNER_RTL2832_R820T:
case TUNER_RTL2832_R828D:
rtl2832_config = &rtl28xxu_rtl2832_r820t_config;
break;
default:
dev_err(&d->udev->dev, "%s: unknown tuner=%s\n",
KBUILD_MODNAME, priv->tuner_name);
ret = -ENODEV;
goto err;
}
/* attach demodulator */
adap->fe[0] = dvb_attach(rtl2832_attach, rtl2832_config, &d->i2c_adap);
if (!adap->fe[0]) {
ret = -ENODEV;
goto err;
}
/* RTL2832 I2C repeater */
priv->demod_i2c_adapter = rtl2832_get_i2c_adapter(adap->fe[0]);
/* set fe callback */
adap->fe[0]->callback = rtl2832u_frontend_callback;
return 0;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
{
int ret;
struct dvb_usb_device *d = adap_to_d(adap);
struct rtl28xxu_priv *priv = d_to_priv(d);
struct rtl2832_platform_data platform_data;
const struct rtl2832_config *rtl2832_config;
struct i2c_board_info board_info = {};
struct i2c_client *client;
dev_dbg(&d->udev->dev, "%s:\n", __func__);
switch (priv->tuner) {
case TUNER_RTL2832_FC0012:
rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
break;
case TUNER_RTL2832_FC0013:
rtl2832_config = &rtl28xxu_rtl2832_fc0013_config;
break;
case TUNER_RTL2832_FC2580:
/* FIXME: do not abuse fc0012 settings */
rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
break;
case TUNER_RTL2832_TUA9001:
rtl2832_config = &rtl28xxu_rtl2832_tua9001_config;
break;
case TUNER_RTL2832_E4000:
rtl2832_config = &rtl28xxu_rtl2832_e4000_config;
break;
case TUNER_RTL2832_R820T:
case TUNER_RTL2832_R828D:
rtl2832_config = &rtl28xxu_rtl2832_r820t_config;
break;
default:
dev_err(&d->udev->dev, "%s: unknown tuner=%s\n",
KBUILD_MODNAME, priv->tuner_name);
ret = -ENODEV;
goto err;
}
/* attach demodulator */
platform_data.config = rtl2832_config;
platform_data.dvb_frontend = &adap->fe[0];
strlcpy(board_info.type, "rtl2832", I2C_NAME_SIZE);
board_info.addr = 0x10;
board_info.platform_data = &platform_data;
request_module("%s", board_info.type);
client = i2c_new_device(&d->i2c_adap, &board_info);
if (client == NULL || client->dev.driver == NULL) {
ret = -ENODEV;
goto err;
}
if (!try_module_get(client->dev.driver->owner)) {
i2c_unregister_device(client);
ret = -ENODEV;
goto err;
}
priv->i2c_client_demod = client;
/* RTL2832 I2C repeater */
priv->demod_i2c_adapter = rtl2832_get_i2c_adapter(adap->fe[0]);
/* set fe callback */
adap->fe[0]->callback = rtl2832u_frontend_callback;
if (priv->slave_demod) {
struct i2c_board_info info = {};
/*
* We continue on reduced mode, without DVB-T2/C, using master
* demod, when slave demod fails.
*/
ret = 0;
/* attach slave demodulator */
if (priv->slave_demod == SLAVE_DEMOD_MN88472) {
struct mn88472_config mn88472_config = {};
mn88472_config.fe = &adap->fe[1];
mn88472_config.i2c_wr_max = 22,
strlcpy(info.type, "mn88472", I2C_NAME_SIZE);
mn88472_config.xtal = 20500000;
info.addr = 0x18;
info.platform_data = &mn88472_config;
request_module(info.type);
client = i2c_new_device(priv->demod_i2c_adapter, &info);
if (client == NULL || client->dev.driver == NULL) {
priv->slave_demod = SLAVE_DEMOD_NONE;
goto err_slave_demod_failed;
}
if (!try_module_get(client->dev.driver->owner)) {
i2c_unregister_device(client);
priv->slave_demod = SLAVE_DEMOD_NONE;
goto err_slave_demod_failed;
}
priv->i2c_client_slave_demod = client;
} else {
struct mn88473_config mn88473_config = {};
mn88473_config.fe = &adap->fe[1];
mn88473_config.i2c_wr_max = 22,
strlcpy(info.type, "mn88473", I2C_NAME_SIZE);
info.addr = 0x18;
info.platform_data = &mn88473_config;
request_module(info.type);
client = i2c_new_device(priv->demod_i2c_adapter, &info);
if (client == NULL || client->dev.driver == NULL) {
priv->slave_demod = SLAVE_DEMOD_NONE;
goto err_slave_demod_failed;
}
if (!try_module_get(client->dev.driver->owner)) {
i2c_unregister_device(client);
priv->slave_demod = SLAVE_DEMOD_NONE;
goto err_slave_demod_failed;
}
priv->i2c_client_slave_demod = client;
}
}
return 0;
err_slave_demod_failed:
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
