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iio: accel: kx022a: Switch to sparse friendly iio_device_claim/release_direct()

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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.

Cc: Matti Vaittinen <mazziesaccount@gmail.com>
Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com>
Reviewed-by: David Lechner <dlechner@baylibre.com>
Link: https://patch.msgid.link/20250217140135.896574-6-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jonathan Cameron 2025-02-17 14:01:32 +00:00
parent 305f655d05
commit 6c21fc09c3
1 changed files with 6 additions and 8 deletions
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14
drivers/iio/accel/kionix-kx022a.c
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@ -577,13 +577,12 @@ static int kx022a_write_raw(struct iio_dev *idev,
* issues if users trust the watermark to be reached within known
* time-limit).
*/
ret = iio_device_claim_direct_mode(idev);
if (ret)
return ret;
if (!iio_device_claim_direct(idev))
return -EBUSY;
ret = __kx022a_write_raw(idev, chan, val, val2, mask);
iio_device_release_direct_mode(idev);
iio_device_release_direct(idev);
return ret;
}
@ -624,15 +623,14 @@ static int kx022a_read_raw(struct iio_dev *idev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
ret = iio_device_claim_direct_mode(idev);
if (ret)
return ret;
if (!iio_device_claim_direct(idev))
return -EBUSY;
mutex_lock(&data->mutex);
ret = kx022a_get_axis(data, chan, val);
mutex_unlock(&data->mutex);
iio_device_release_direct_mode(idev);
iio_device_release_direct(idev);
return ret;