v4.19.13 snapshot.
diff --git a/include/linux/iio/triggered_buffer.h b/include/linux/iio/triggered_buffer.h
new file mode 100644
index 0000000..238ad30
--- /dev/null
+++ b/include/linux/iio/triggered_buffer.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_IIO_TRIGGERED_BUFFER_H_
+#define _LINUX_IIO_TRIGGERED_BUFFER_H_
+
+#include <linux/interrupt.h>
+
+struct iio_dev;
+struct iio_buffer_setup_ops;
+
+int iio_triggered_buffer_setup(struct iio_dev *indio_dev,
+ irqreturn_t (*h)(int irq, void *p),
+ irqreturn_t (*thread)(int irq, void *p),
+ const struct iio_buffer_setup_ops *setup_ops);
+void iio_triggered_buffer_cleanup(struct iio_dev *indio_dev);
+
+int devm_iio_triggered_buffer_setup(struct device *dev,
+ struct iio_dev *indio_dev,
+ irqreturn_t (*h)(int irq, void *p),
+ irqreturn_t (*thread)(int irq, void *p),
+ const struct iio_buffer_setup_ops *ops);
+void devm_iio_triggered_buffer_cleanup(struct device *dev,
+ struct iio_dev *indio_dev);
+
+#endif