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path: root/drivers/iio/buffer/industrialio-buffer-dma.c
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Diffstat (limited to 'drivers/iio/buffer/industrialio-buffer-dma.c')
-rw-r--r--drivers/iio/buffer/industrialio-buffer-dma.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/iio/buffer/industrialio-buffer-dma.c b/drivers/iio/buffer/industrialio-buffer-dma.c
index ee294a775e8a..7a7a9d37339b 100644
--- a/drivers/iio/buffer/industrialio-buffer-dma.c
+++ b/drivers/iio/buffer/industrialio-buffer-dma.c
@@ -786,6 +786,12 @@ out_end_signalling:
}
EXPORT_SYMBOL_NS_GPL(iio_dma_buffer_enqueue_dmabuf, "IIO_DMA_BUFFER");
+struct device *iio_dma_buffer_get_dma_dev(struct iio_buffer *buffer)
+{
+ return iio_buffer_to_queue(buffer)->dev;
+}
+EXPORT_SYMBOL_NS_GPL(iio_dma_buffer_get_dma_dev, "IIO_DMA_BUFFER");
+
void iio_dma_buffer_lock_queue(struct iio_buffer *buffer)
{
struct iio_dma_buffer_queue *queue = iio_buffer_to_queue(buffer);