diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index d9ee1a9c5cbe..cb54d2a4c60b 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -25,6 +25,7 @@ #include "rtl2830.h" #include "rtl2832.h" #include "mn88472.h" +#include "mn88473.h" #include "qt1010.h" #include "mt2060.h" @@ -422,6 +423,7 @@ static int rtl2832u_read_config(struct dvb_usb_device *d) struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf}; struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf}; struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf}; + struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf}; dev_dbg(&d->udev->dev, "%s:\n", __func__); @@ -567,6 +569,13 @@ tuner_found: priv->slave_demod = SLAVE_DEMOD_MN88472; goto demod_found; } + + ret = rtl28xxu_ctrl_msg(d, &req_mn88473); + if (ret == 0 && buf[0] == 0x03) { + dev_dbg(&d->udev->dev, "%s: MN88473 found\n", __func__); + priv->slave_demod = SLAVE_DEMOD_MN88473; + goto demod_found; + } } demod_found: @@ -876,6 +885,28 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap) 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; } } diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h index c1b00b9831c9..7f959ff7451f 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h @@ -61,7 +61,8 @@ struct rtl28xxu_priv { struct i2c_client *i2c_client_slave_demod; #define SLAVE_DEMOD_NONE 0 #define SLAVE_DEMOD_MN88472 1 - unsigned int slave_demod:1; + #define SLAVE_DEMOD_MN88473 2 + unsigned int slave_demod:2; }; enum rtl28xxu_chip_id {