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-rw-r--r--drivers/media/v4l2-core/videobuf2-dma-contig.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c
index 10beaee7f0ae..572945048f79 100644
--- a/drivers/media/v4l2-core/videobuf2-dma-contig.c
+++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c
@@ -226,6 +226,8 @@ static int vb2_dc_mmap(void *buf_priv, struct vm_area_struct *vma)
/* DMABUF ops for exporters */
/*********************************************/
+#ifdef HAVE_GENERIC_DMA_COHERENT
+
struct vb2_dc_attachment {
struct sg_table sgt;
enum dma_data_direction dir;
@@ -416,6 +418,8 @@ static struct dma_buf *vb2_dc_get_dmabuf(void *buf_priv)
return dbuf;
}
+#endif
+
/*********************************************/
/* callbacks for USERPTR buffers */
/*********************************************/
@@ -735,7 +739,9 @@ static void *vb2_dc_attach_dmabuf(void *alloc_ctx, struct dma_buf *dbuf,
const struct vb2_mem_ops vb2_dma_contig_memops = {
.alloc = vb2_dc_alloc,
.put = vb2_dc_put,
+#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT
.get_dmabuf = vb2_dc_get_dmabuf,
+#endif
.cookie = vb2_dc_cookie,
.vaddr = vb2_dc_vaddr,
.mmap = vb2_dc_mmap,