huawei-mrd-kernel/include/linux/iio/buffer-dmaengine.h

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/*
* Copyright 2014-2015 Analog Devices Inc.
* Author: Lars-Peter Clausen <lars@metafoo.de>
*
* Licensed under the GPL-2 or later.
*/
#ifndef __IIO_DMAENGINE_H__
#define __IIO_DMAENGINE_H__
struct iio_buffer;
struct device;
struct iio_buffer *iio_dmaengine_buffer_alloc(struct device *dev,
const char *channel);
void iio_dmaengine_buffer_free(struct iio_buffer *buffer);
#endif