add ax88772_rst

hc

2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29

 kernel/include/linux/iio/consumer.h
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@@ -1,11 +1,8 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Industrial I/O in kernel consumer interface
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  *
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  * Copyright (c) 2011 Jonathan Cameron
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published by
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- * the Free Software Foundation.
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  */
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 #ifndef _IIO_INKERN_CONSUMER_H_
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 #define _IIO_INKERN_CONSUMER_H_
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 struct iio_channel *devm_iio_channel_get(struct device *dev,
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 					 const char *consumer_channel);
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 /**
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- * devm_iio_channel_release() - Resource managed version of
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- *				iio_channel_release().
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- * @dev:		Pointer to consumer device for which resource
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- *			is allocared.
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- * @chan:		The channel to be released.
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- */
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-void devm_iio_channel_release(struct device *dev, struct iio_channel *chan);
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-
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-/**
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  * iio_channel_get_all() - get all channels associated with a client
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  * @dev:		Pointer to consumer device.
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  *
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@@ -108,15 +96,6 @@
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  * unbounded.
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  */
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 struct iio_channel *devm_iio_channel_get_all(struct device *dev);
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-
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-/**
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- * devm_iio_channel_release_all() - Resource managed version of
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- *				    iio_channel_release_all().
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- * @dev:		Pointer to consumer device for which resource
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- *			is allocared.
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- * @chan:		Array channel to be released.
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- */
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-void devm_iio_channel_release_all(struct device *dev, struct iio_channel *chan);
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 struct iio_cb_buffer;
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 /**
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@@ -291,6 +270,20 @@
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 			       const int **vals, int *length);
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 /**
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+ * iio_read_avail_channel_attribute() - read available channel attribute values
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+ * @chan:		The channel being queried.
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+ * @vals:		Available values read back.
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+ * @type:		Type of values read back.
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+ * @length:		Number of entries in vals.
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+ * @attribute:		info attribute to be read back.
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+ *
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+ * Returns an error code, IIO_AVAIL_RANGE or IIO_AVAIL_LIST.
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+ */
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+int iio_read_avail_channel_attribute(struct iio_channel *chan,
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+				     const int **vals, int *type, int *length,
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+				     enum iio_chan_info_enum attribute);
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+
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+/**
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  * iio_get_channel_type() - get the type of a channel
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  * @channel:		The channel being queried.
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  * @type:		The type of the channel.