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erofs-linux/include/linux/iio/kfifo_buf.h
T
Miquel Raynal f67c6c73cb iio: core: Simplify the registration of kfifo buffers
Among all the users of the kfifo buffers, no one uses the
INDIO_BUFFER_HARDWARE mode. So let's take this as a general rule and
simplify a little bit the internals - overall the documentation - by
eliminating unused specific cases. Use the INDIO_BUFFER_SOFTWARE mode by
default with kfifo buffers, which will basically mimic what all the "non
direct" modes do.

Cc: Benson Leung <[email protected]>
Cc: Guenter Roeck <[email protected]>
Cc: Jyoti Bhayana <[email protected]>
Cc: Jean-Baptiste Maneyrol <[email protected]>
Cc: Lorenzo Bianconi <[email protected]>
Cc: Michael Hennerich <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jonathan Cameron <[email protected]>
2022-04-10 16:25:46 +01:00

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C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_IIO_KFIFO_BUF_H__
#define __LINUX_IIO_KFIFO_BUF_H__
struct iio_buffer;
struct iio_buffer_setup_ops;
struct iio_dev;
struct device;
struct iio_buffer *iio_kfifo_allocate(void);
void iio_kfifo_free(struct iio_buffer *r);
int devm_iio_kfifo_buffer_setup_ext(struct device *dev,
struct iio_dev *indio_dev,
const struct iio_buffer_setup_ops *setup_ops,
const struct attribute **buffer_attrs);
#define devm_iio_kfifo_buffer_setup(dev, indio_dev, setup_ops) \
devm_iio_kfifo_buffer_setup_ext((dev), (indio_dev), (setup_ops), NULL)
#endif