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iio: imu: st_lsm6dsx: 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.

Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: David Lechner <dlechner@baylibre.com>
Reviewed-by: Marcelo Schmitt <marcelo.schmitt1@gmail.com>
Link: https://patch.msgid.link/20250331121317.1694135-21-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jonathan Cameron
2025-03-31 13:13:00 +01:00
parent a332a90eac
commit 0daeba3eda
1 changed files with 6 additions and 8 deletions
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14
drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c
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@@ -558,12 +558,11 @@ st_lsm6dsx_shub_read_raw(struct iio_dev *iio_dev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
ret = iio_device_claim_direct_mode(iio_dev);
if (ret)
break;
if (!iio_device_claim_direct(iio_dev))
return -EBUSY;
ret = st_lsm6dsx_shub_read_oneshot(sensor, ch, val);
iio_device_release_direct_mode(iio_dev);
iio_device_release_direct(iio_dev);
break;
case IIO_CHAN_INFO_SAMP_FREQ:
*val = sensor->ext_info.slv_odr / 1000;
@@ -657,13 +656,12 @@ st_lsm6dsx_shub_write_raw(struct iio_dev *iio_dev,
{
int ret;
ret = iio_device_claim_direct_mode(iio_dev);
if (ret)
return ret;
if (!iio_device_claim_direct(iio_dev))
return -EBUSY;
ret = __st_lsm6dsx_shub_write_raw(iio_dev, chan, val, val2, mask);
iio_device_release_direct_mode(iio_dev);
iio_device_release_direct(iio_dev);
return ret;
}