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iio: add resource managed triggered buffer init helpers

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Add resource managed devm_iio_triggered_buffer_setup() and
devm_iio_triggered_buffer_cleanup() to automatically clean up triggered
buffers setup by IIO drivers, thus leading to simplified IIO drivers code.

Signed-off-by: Gregor Boirie <gregor.boirie@parrot.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Gregor Boirie
2016-09-02 20:47:55 +02:00
committed by Jonathan Cameron
parent 9083325f11
commit 70e483487d
5 changed files with 55 additions and 1 deletions
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1
include/linux/iio/iio.h
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@@ -644,6 +644,7 @@ static inline struct iio_dev *iio_priv_to_dev(void *priv)
}
void iio_device_free(struct iio_dev *indio_dev);
int devm_iio_device_match(struct device *dev, void *res, void *data);
struct iio_dev *devm_iio_device_alloc(struct device *dev, int sizeof_priv);
void devm_iio_device_free(struct device *dev, struct iio_dev *indio_dev);
struct iio_trigger *devm_iio_trigger_alloc(struct device *dev,

8
include/linux/iio/triggered_buffer.h
View File

@@ -12,4 +12,12 @@ int iio_triggered_buffer_setup(struct iio_dev *indio_dev,
const struct iio_buffer_setup_ops *setup_ops);
void iio_triggered_buffer_cleanup(struct iio_dev *indio_dev);
int devm_iio_triggered_buffer_setup(struct device *dev,
struct iio_dev *indio_dev,
irqreturn_t (*h)(int irq, void *p),
irqreturn_t (*thread)(int irq, void *p),
const struct iio_buffer_setup_ops *ops);
void devm_iio_triggered_buffer_cleanup(struct device *dev,
struct iio_dev *indio_dev);
#endif