From ff5c37e3eae2cdba4aba13dc8c7e840abb41e4bb Mon Sep 17 00:00:00 2001 From: Alison Schofield Date: Tue, 5 Apr 2016 21:11:31 -0700 Subject: [PATCH] staging: iio: ad7606: use iio_device_{claim|release}_direct_mode() Replace the code that guarantees the device stays in direct mode with iio_device_{claim|release}_direct_mode() which does same. Signed-off-by: Alison Schofield Acked-by: Lars-Peter Clausen Signed-off-by: Jonathan Cameron --- drivers/staging/iio/adc/ad7606_core.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/staging/iio/adc/ad7606_core.c b/drivers/staging/iio/adc/ad7606_core.c index 6dbc811730ae..f79ee61851f6 100644 --- a/drivers/staging/iio/adc/ad7606_core.c +++ b/drivers/staging/iio/adc/ad7606_core.c @@ -88,12 +88,12 @@ static int ad7606_read_raw(struct iio_dev *indio_dev, switch (m) { case IIO_CHAN_INFO_RAW: - mutex_lock(&indio_dev->mlock); - if (iio_buffer_enabled(indio_dev)) - ret = -EBUSY; - else - ret = ad7606_scan_direct(indio_dev, chan->address); - mutex_unlock(&indio_dev->mlock); + ret = iio_device_claim_direct_mode(indio_dev); + if (ret) + return ret; + + ret = ad7606_scan_direct(indio_dev, chan->address); + iio_device_release_direct_mode(indio_dev); if (ret < 0) return ret; -- 2.34.1