From: Nuno Sa <nuno.sa@xxxxxxxxxx>
Simple helper for setting the buffer direction when it's allocated using
iio_dmaengine_buffer_alloc().
Signed-off-by: Nuno Sa <nuno.sa@xxxxxxxxxx>
---
drivers/iio/industrialio-buffer.c | 7 +++++++
include/linux/iio/buffer.h | 3 +++
2 files changed, 10 insertions(+)
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index 1d950a3e153b..4b1ca6ad86ee 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -1956,6 +1956,13 @@ void iio_buffer_put(struct iio_buffer *buffer)
}
EXPORT_SYMBOL_GPL(iio_buffer_put);
+void iio_buffer_set_dir(struct iio_buffer *buffer,
+ enum iio_buffer_direction dir)
+{
+ buffer->direction = dir;
+}
+EXPORT_SYMBOL_GPL(iio_buffer_set_dir);
+
/**
* iio_device_attach_buffer - Attach a buffer to a IIO device
* @indio_dev: The device the buffer should be attached to
diff --git a/include/linux/iio/buffer.h b/include/linux/iio/buffer.h
index 418b1307d3f2..7e70bb5adc01 100644
--- a/include/linux/iio/buffer.h
+++ b/include/linux/iio/buffer.h
@@ -55,4 +55,7 @@ bool iio_validate_scan_mask_onehot(struct iio_dev *indio_dev,
int iio_device_attach_buffer(struct iio_dev *indio_dev,
struct iio_buffer *buffer);
+void iio_buffer_set_dir(struct iio_buffer *buffer,
+ enum iio_buffer_direction dir);
+
#endif /* _IIO_BUFFER_GENERIC_H_ */
--
2.44.0
