diff options
Diffstat (limited to 'drivers/media/video/videobuf-dma-sg.c')
| -rw-r--r-- | drivers/media/video/videobuf-dma-sg.c | 11 |
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 c0b7902862e..03a7b946bd5 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) |