diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/rtl28xxu.c')
| -rw-r--r-- | drivers/media/usb/dvb-usb-v2/rtl28xxu.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index eb5787a3191e..c4c6e92e8643 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -259,6 +259,10 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], ret = -EOPNOTSUPP; } + /* Retry failed I2C messages */ + if (ret == -EPIPE) + ret = -EAGAIN; + err_mutex_unlock: mutex_unlock(&d->i2c_mutex); @@ -619,6 +623,10 @@ static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name) } dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id); + /* Retry failed I2C messages */ + d->i2c_adap.retries = 1; + d->i2c_adap.timeout = msecs_to_jiffies(10); + return WARM; err: dev_dbg(&d->intf->dev, "failed=%d\n", ret); |