summaryrefslogtreecommitdiff
path: root/drivers/media/video/videobuf-dma-sg.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/videobuf-dma-sg.c')
-rw-r--r--drivers/media/video/videobuf-dma-sg.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c
index c0b7902862e4..03a7b946bd54 100644
--- a/drivers/media/video/videobuf-dma-sg.c
+++ b/drivers/media/video/videobuf-dma-sg.c
@@ -432,6 +432,16 @@ static void *__videobuf_alloc(size_t size)
return vb;
}
+static void *__videobuf_to_vmalloc (struct videobuf_buffer *buf)
+{
+ struct videobuf_dma_sg_memory *mem = buf->priv;
+ BUG_ON(!mem);
+
+ MAGIC_CHECK(mem->magic, MAGIC_SG_MEM);
+
+ return mem->dma.vmalloc;
+}
+
static int __videobuf_iolock (struct videobuf_queue* q,
struct videobuf_buffer *vb,
struct v4l2_framebuffer *fbuf)
@@ -677,6 +687,7 @@ static struct videobuf_qtype_ops sg_ops = {
.mmap_mapper = __videobuf_mmap_mapper,
.video_copy_to_user = __videobuf_copy_to_user,
.copy_stream = __videobuf_copy_stream,
+ .vmalloc = __videobuf_to_vmalloc,
};
void *videobuf_sg_alloc(size_t size)