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iio: core: Implement devm_iio_device_{register,unregister}

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Add device managed devm_iio_device_{register,unregister}()
to automatically unregister IIO drivers thus leading to
simplified IIO driver code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Tested-by: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-10-29 11:39:00 +00:00 • committed by Jonathan Cameron
parent 2461fc9f3f
commit 8caa07c0e5
3 changed files with 64 additions and 0 deletions
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3
include/linux/iio/iio.h
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@ -510,6 +510,9 @@ int iio_device_register(struct iio_dev *indio_dev);
**/
void iio_device_unregister(struct iio_dev *indio_dev);
int devm_iio_device_register(struct device *dev, struct iio_dev *indio_dev);
void devm_iio_device_unregister(struct device *dev, struct iio_dev *indio_dev);
/**
* iio_push_event() - try to add event to the list for userspace reading
* @indio_dev: IIO device structure