[media] vb2: add dma_dir to the alloc memop

This is needed for the next patch where the dma-sg alloc memop needs
to know the dma_dir.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h
index d607871749c7..bd2cec2d6c3d 100644
--- a/include/media/videobuf2-core.h
+++ b/include/media/videobuf2-core.h
@@ -82,7 +82,9 @@ struct vb2_threadio_data;
  *                                unmap_dmabuf.
  */
 struct vb2_mem_ops {
-        void            *(*alloc)(void *alloc_ctx, unsigned long size, gfp_t gfp_flags);
+        void            *(*alloc)(void *alloc_ctx, unsigned long size,
+                                  enum dma_data_direction dma_dir,
+                                  gfp_t gfp_flags);
         void            (*put)(void *buf_priv);
         struct dma_buf *(*get_dmabuf)(void *buf_priv, unsigned long flags);