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Diffstat (limited to 'include/linux/iio/buffer-dma.h')
-rw-r--r--include/linux/iio/buffer-dma.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/iio/buffer-dma.h b/include/linux/iio/buffer-dma.h
index 18d3702fa95d..6e27e47077d5 100644
--- a/include/linux/iio/buffer-dma.h
+++ b/include/linux/iio/buffer-dma.h
@@ -132,7 +132,9 @@ int iio_dma_buffer_disable(struct iio_buffer *buffer,
struct iio_dev *indio_dev);
int iio_dma_buffer_read(struct iio_buffer *buffer, size_t n,
char __user *user_buffer);
-size_t iio_dma_buffer_data_available(struct iio_buffer *buffer);
+int iio_dma_buffer_write(struct iio_buffer *buffer, size_t n,
+ const char __user *user_buffer);
+size_t iio_dma_buffer_usage(struct iio_buffer *buffer);
int iio_dma_buffer_set_bytes_per_datum(struct iio_buffer *buffer, size_t bpd);
int iio_dma_buffer_set_length(struct iio_buffer *buffer, unsigned int length);
int iio_dma_buffer_request_update(struct iio_buffer *buffer);