diff mbox series

[05/37] iio: chemical: scd4x: Switch to sparse friendly iio_device_claim/release_direct()

Message ID 20250331121317.1694135-6-jic23@kernel.org (mailing list archive)
State New
Headers show
Series IIO: Sparse friendly claim of direct mode (the rest) | expand

Commit Message

Jonathan Cameron March 31, 2025, 12:12 p.m. UTC 
From: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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@huawei.com>
Cc: Roan van Dijk <roan@protonic.nl>
---
 drivers/iio/chemical/scd4x.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/iio/chemical/scd4x.c b/drivers/iio/chemical/scd4x.c
index 50e3ac44422b..4877bd3e907b 100644
--- a/drivers/iio/chemical/scd4x.c
+++ b/drivers/iio/chemical/scd4x.c
@@ -358,15 +358,14 @@  static int scd4x_read_raw(struct iio_dev *indio_dev,
 			return IIO_VAL_INT;
 		}
 
-		ret = iio_device_claim_direct_mode(indio_dev);
-		if (ret)
-			return ret;
+		if (!iio_device_claim_direct(indio_dev))
+			return -EBUSY;
 
 		mutex_lock(&state->lock);
 		ret = scd4x_read_channel(state, chan->address);
 		mutex_unlock(&state->lock);
 
-		iio_device_release_direct_mode(indio_dev);
+		iio_device_release_direct(indio_dev);
 		if (ret < 0)
 			return ret;