From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
These new functions allow sparse to find failures to release
direct mode reducing chances of bugs over the claim_direct_mode()
functions that are deprecated.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
---
drivers/iio/adc/mxs-lradc-adc.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c
index 152cbe265e1a..8f1e6acea53b 100644
--- a/drivers/iio/adc/mxs-lradc-adc.c
+++ b/drivers/iio/adc/mxs-lradc-adc.c
@@ -141,9 +141,8 @@ static int mxs_lradc_adc_read_single(struct iio_dev *iio_dev, int chan,
* the same time, yet the code becomes horribly complicated. Therefore I
* applied KISS principle here.
*/
- ret = iio_device_claim_direct_mode(iio_dev);
- if (ret)
- return ret;
+ if (!iio_device_claim_direct(iio_dev))
+ return -EBUSY;
reinit_completion(&adc->completion);
@@ -192,7 +191,7 @@ static int mxs_lradc_adc_read_single(struct iio_dev *iio_dev, int chan,
writel(LRADC_CTRL1_LRADC_IRQ_EN(0),
adc->base + LRADC_CTRL1 + STMP_OFFSET_REG_CLR);
- iio_device_release_direct_mode(iio_dev);
+ iio_device_release_direct(iio_dev);
return ret;
}
@@ -275,9 +274,8 @@ static int mxs_lradc_adc_write_raw(struct iio_dev *iio_dev,
adc->scale_avail[chan->channel];
int ret;
- ret = iio_device_claim_direct_mode(iio_dev);
- if (ret)
- return ret;
+ if (!iio_device_claim_direct(iio_dev))
+ return -EBUSY;
switch (m) {
case IIO_CHAN_INFO_SCALE:
@@ -300,7 +298,7 @@ static int mxs_lradc_adc_write_raw(struct iio_dev *iio_dev,
break;
}
- iio_device_release_direct_mode(iio_dev);
+ iio_device_release_direct(iio_dev);
return ret;
}
--
2.48.1
