disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/iio/buffer_impl.h
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@@ -18,7 +18,7 @@
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 /**
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  * struct iio_buffer_access_funcs - access functions for buffers.
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  * @store_to:		actually store stuff to the buffer
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- * @read_first_n:	try to get a specified number of bytes (must exist)
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+ * @read:		try to get a specified number of bytes (must exist)
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  * @data_available:	indicates how much data is available for reading from
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  *			the buffer.
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  * @request_update:	if a parameter change has been marked, update underlying
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@@ -45,9 +45,7 @@
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  **/
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 struct iio_buffer_access_funcs {
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 	int (*store_to)(struct iio_buffer *buffer, const void *data);
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-	int (*read_first_n)(struct iio_buffer *buffer,
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-			    size_t n,
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-			    char __user *buf);
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+	int (*read)(struct iio_buffer *buffer, size_t n, char __user *buf);
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 	size_t (*data_available)(struct iio_buffer *buffer);
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 	int (*request_update)(struct iio_buffer *buffer);
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@@ -96,12 +94,6 @@
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 	unsigned int watermark;
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 	/* private: */
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-	/*
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-	 * @scan_el_attrs: Control of scan elements if that scan mode
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-	 * control method is used.
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-	 */
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-	struct attribute_group *scan_el_attrs;
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-
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 	/* @scan_timestamp: Does the scan mode include a timestamp. */
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 	bool scan_timestamp;
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@@ -116,9 +108,6 @@
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 	 * created from the iio_chan_info array.
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 	 */
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 	struct attribute_group scan_el_group;
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-
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-	/* @stufftoread: Flag to indicate new data. */
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-	bool stufftoread;
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 	/* @attrs: Standard attributes of the buffer. */
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 	const struct attribute **attrs;