linux/drivers/iio/buffer/industrialio-buffer-cb.c

// SPDX-License-Identifier: GPL-2.0-only
/* The industrial I/O callback buffer
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/export.h>
#include <linux/iio/iio.h>
#include <linux/iio/buffer_impl.h>
#include <linux/iio/consumer.h>

struct iio_cb_buffer { … };

static struct iio_cb_buffer *buffer_to_cb_buffer(struct iio_buffer *buffer)
{ … }

static int iio_buffer_cb_store_to(struct iio_buffer *buffer, const void *data)
{ … }

static void iio_buffer_cb_release(struct iio_buffer *buffer)
{ … }

static const struct iio_buffer_access_funcs iio_cb_access = …;

struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev,
					     int (*cb)(const void *data,
						       void *private),
					     void *private)
{ … }
EXPORT_SYMBOL_GPL(…);

int iio_channel_cb_set_buffer_watermark(struct iio_cb_buffer *cb_buff,
					size_t watermark)
{ … }
EXPORT_SYMBOL_GPL(…);

int iio_channel_start_all_cb(struct iio_cb_buffer *cb_buff)
{ … }
EXPORT_SYMBOL_GPL(…);

void iio_channel_stop_all_cb(struct iio_cb_buffer *cb_buff)
{ … }
EXPORT_SYMBOL_GPL(…);

void iio_channel_release_all_cb(struct iio_cb_buffer *cb_buff)
{ … }
EXPORT_SYMBOL_GPL(…);

struct iio_channel
*iio_channel_cb_get_channels(const struct iio_cb_buffer *cb_buffer)
{ … }
EXPORT_SYMBOL_GPL(…);

struct iio_dev
*iio_channel_cb_get_iio_dev(const struct iio_cb_buffer *cb_buffer)
{ … }
EXPORT_SYMBOL_GPL(…);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;