iio: adc: imx7d_adc: do not use internal iio_dev lock

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The iio_device lock is only meant for internal use. Hence define a
device local lock to protect against concurrent accesses.

While at it, properly include "mutex.h" for mutex related APIs.

Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Reviewed-by: Haibo Chen <haibo.chen@nxp.com>
Link: https://lore.kernel.org/r/20221004134909.1692021-4-nuno.sa@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Nuno Sá 2022-10-04 15:48:56 +02:00 • committed by Jonathan Cameron

parent ed3aa67167

commit 7dde7ec2a8

1 changed files with 9 additions and 5 deletions

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drivers/iio/adc/imx7d_adc.c

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