dma-buf: minor documentation fixes.

Some minor inline documentation fixes for gaps resulting from new patches.

Signed-off-by: Sumit Semwal <sumit.semwal@ti.com>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index a02b1ff6488e..eb48f3816df9 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -65,6 +65,9 @@ struct dma_buf_attachment;
  *        mapping needs to be coherent - if the exporter doesn't directly
  *        support this, it needs to fake coherency by shooting down any ptes
  *        when transitioning away from the cpu domain.
+ * @vmap: [optional] creates a virtual mapping for the buffer into kernel
+ *        address space. Same restrictions as for vmap and friends apply.
+ * @vunmap: [optional] unmaps a vmap from the buffer
  */
 struct dma_buf_ops {
         int (*attach)(struct dma_buf *, struct device *,