diff options
| author | Ruslan Babayev <ruslan@babayev.com> | 2019-05-05 22:24:37 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2019-05-11 14:49:59 +0300 |
| commit | 60f2208699ec08ff9fdf1f97639a661a92a18f1c (patch) | |
| tree | 0a591b82ec483221045afc4e7b61e10732c4a876 /drivers/iio/dac | |
| parent | 1615fe41a1959a2ee2814ba62736b2bb54e9802a (diff) | |
| download | linux-60f2208699ec08ff9fdf1f97639a661a92a18f1c.tar.xz | |
iio: dac: ds4422/ds4424 fix chip verification
The ds4424_get_value function takes channel number as it's 3rd
argument and translates it internally into I2C address using
DS4424_DAC_ADDR macro. The caller ds4424_verify_chip was passing an
already translated I2C address as its last argument.
Signed-off-by: Ruslan Babayev <ruslan@babayev.com>
Cc: xe-linux-external@cisco.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/dac')
| -rw-r--r-- | drivers/iio/dac/ds4424.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/dac/ds4424.c b/drivers/iio/dac/ds4424.c index 883a47562055..714a97f91319 100644 --- a/drivers/iio/dac/ds4424.c +++ b/drivers/iio/dac/ds4424.c @@ -166,7 +166,7 @@ static int ds4424_verify_chip(struct iio_dev *indio_dev) { int ret, val; - ret = ds4424_get_value(indio_dev, &val, DS4424_DAC_ADDR(0)); + ret = ds4424_get_value(indio_dev, &val, 0); if (ret < 0) dev_err(&indio_dev->dev, "%s failed. ret: %d\n", __func__, ret); |