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-rw-r--r--include/linux/dma-buf.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index 86f624141048..a885b2689b8f 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -63,7 +63,8 @@ struct dma_buf_ops {
63 struct sg_table * (*map_dma_buf)(struct dma_buf_attachment *, 63 struct sg_table * (*map_dma_buf)(struct dma_buf_attachment *,
64 enum dma_data_direction); 64 enum dma_data_direction);
65 void (*unmap_dma_buf)(struct dma_buf_attachment *, 65 void (*unmap_dma_buf)(struct dma_buf_attachment *,
66 struct sg_table *); 66 struct sg_table *,
67 enum dma_data_direction);
67 /* TODO: Add try_map_dma_buf version, to return immed with -EBUSY 68 /* TODO: Add try_map_dma_buf version, to return immed with -EBUSY
68 * if the call would block. 69 * if the call would block.
69 */ 70 */
@@ -122,7 +123,8 @@ void dma_buf_put(struct dma_buf *dmabuf);
122 123
123struct sg_table *dma_buf_map_attachment(struct dma_buf_attachment *, 124struct sg_table *dma_buf_map_attachment(struct dma_buf_attachment *,
124 enum dma_data_direction); 125 enum dma_data_direction);
125void dma_buf_unmap_attachment(struct dma_buf_attachment *, struct sg_table *); 126void dma_buf_unmap_attachment(struct dma_buf_attachment *, struct sg_table *,
127 enum dma_data_direction);
126#else 128#else
127 129
128static inline struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf, 130static inline struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf,
@@ -166,7 +168,7 @@ static inline struct sg_table *dma_buf_map_attachment(
166} 168}
167 169
168static inline void dma_buf_unmap_attachment(struct dma_buf_attachment *attach, 170static inline void dma_buf_unmap_attachment(struct dma_buf_attachment *attach,
169 struct sg_table *sg) 171 struct sg_table *sg, enum dma_data_direction dir)
170{ 172{
171 return; 173 return;
172} 174}