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-rw-r--r--include/linux/iio/iio.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
index 81413cd3a3e7..202e55b0a28b 100644
--- a/include/linux/iio/iio.h
+++ b/include/linux/iio/iio.h
@@ -221,6 +221,9 @@ struct iio_event_spec {
* @extend_name: Allows labeling of channel attributes with an
* informative name. Note this has no effect codes etc,
* unlike modifiers.
+ * This field is deprecated in favour of providing
+ * iio_info->read_label() to override the label, which
+ * unlike @extend_name does not affect sysfs filenames.
* @datasheet_name: A name used in in-kernel mapping of channels. It should
* correspond to the first name that the channel is referred
* to by in the datasheet (e.g. IND), or the nearest
@@ -722,7 +725,7 @@ static inline void *iio_device_get_drvdata(const struct iio_dev *indio_dev)
* must not share cachelines with the rest of the structure, thus making
* them safe for use with non-coherent DMA.
*/
-#define IIO_DMA_MINALIGN ARCH_KMALLOC_MINALIGN
+#define IIO_DMA_MINALIGN ARCH_DMA_MINALIGN
struct iio_dev *iio_device_alloc(struct device *parent, int sizeof_priv);
/* The information at the returned address is guaranteed to be cacheline aligned */