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-rw-r--r--include/linux/iio/driver.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/iio/driver.h b/include/linux/iio/driver.h
index 36de60a5da7a..7a157ed218f6 100644
--- a/include/linux/iio/driver.h
+++ b/include/linux/iio/driver.h
@@ -8,6 +8,7 @@
#ifndef _IIO_INKERN_H_
#define _IIO_INKERN_H_
+struct device;
struct iio_dev;
struct iio_map;
@@ -26,4 +27,17 @@ int iio_map_array_register(struct iio_dev *indio_dev,
*/
int iio_map_array_unregister(struct iio_dev *indio_dev);
+/**
+ * devm_iio_map_array_register - device-managed version of iio_map_array_register
+ * @dev: Device object to which to bind the unwinding of this registration
+ * @indio_dev: Pointer to the iio_dev structure
+ * @maps: Pointer to an IIO map object which is to be registered to this IIO device
+ *
+ * This function will call iio_map_array_register() to register an IIO map object
+ * and will also hook a callback to the iio_map_array_unregister() function to
+ * handle de-registration of the IIO map object when the device's refcount goes to
+ * zero.
+ */
+int devm_iio_map_array_register(struct device *dev, struct iio_dev *indio_dev, struct iio_map *maps);
+
#endif