diff options
| -rw-r--r-- | drivers/iio/dac/ad5593r.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iio/dac/ad5593r.c b/drivers/iio/dac/ad5593r.c index 356dc0bab115..420981e7c5c3 100644 --- a/drivers/iio/dac/ad5593r.c +++ b/drivers/iio/dac/ad5593r.c @@ -102,6 +102,10 @@ static const struct ad5592r_rw_ops ad5593r_rw_ops = { static int ad5593r_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { + if (!i2c_check_functionality(i2c->adapter, + I2C_FUNC_SMBUS_BYTE | I2C_FUNC_I2C)) + return -EOPNOTSUPP; + return ad5592r_probe(&i2c->dev, id->name, &ad5593r_rw_ops); } |