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-rw-r--r--include/linux/iio/consumer.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/iio/consumer.h b/include/linux/iio/consumer.h
index 9edccfba1ffb..638157234357 100644
--- a/include/linux/iio/consumer.h
+++ b/include/linux/iio/consumer.h
@@ -236,6 +236,19 @@ int iio_get_channel_type(struct iio_channel *channel,
enum iio_chan_type *type);
/**
+ * iio_read_channel_offset() - read the offset value for a channel
+ * @chan: The channel being queried.
+ * @val: First part of value read back.
+ * @val2: Second part of value read back.
+ *
+ * Note returns a description of what is in val and val2, such
+ * as IIO_VAL_INT_PLUS_MICRO telling us we have a value of val
+ * + val2/1e6
+ */
+int iio_read_channel_offset(struct iio_channel *chan, int *val,
+ int *val2);
+
+/**
* iio_read_channel_scale() - read the scale value for a channel
* @chan: The channel being queried.
* @val: First part of value read back.