staging:iio:dac:ad5624r: Use strtobool for boolean values
Use strtobool for parsing the powerdown value instead of strict_strtol, since
the powerdown attribute is a boolean value.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/iio/dac/ad5624r_spi.c b/drivers/staging/iio/dac/ad5624r_spi.c
index 7524f96..6a7d6a4 100644
--- a/drivers/staging/iio/dac/ad5624r_spi.c
+++ b/drivers/staging/iio/dac/ad5624r_spi.c
@@ -132,20 +132,18 @@
uintptr_t private, const struct iio_chan_spec *chan, const char *buf,
size_t len)
{
- long readin;
+ bool pwr_down;
int ret;
struct ad5624r_state *st = iio_priv(indio_dev);
- ret = strict_strtol(buf, 10, &readin);
+ ret = strtobool(buf, &pwr_down);
if (ret)
return ret;
- if (readin == 1)
+ if (pwr_down)
st->pwr_down_mask |= (1 << chan->channel);
- else if (!readin)
- st->pwr_down_mask &= ~(1 << chan->channel);
else
- ret = -EINVAL;
+ st->pwr_down_mask &= ~(1 << chan->channel);
ret = ad5624r_spi_write(st->us, AD5624R_CMD_POWERDOWN_DAC, 0,
(st->pwr_down_mode << 4) |