diff options
| -rw-r--r-- | drivers/media/video/mxc/output/mxc_vout.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/media/video/mxc/output/mxc_vout.c b/drivers/media/video/mxc/output/mxc_vout.c index 14d0aba97ff..58e60eba814 100644 --- a/drivers/media/video/mxc/output/mxc_vout.c +++ b/drivers/media/video/mxc/output/mxc_vout.c @@ -1106,9 +1106,18 @@ static int mxc_vidioc_reqbufs(struct file *file, void *fh, static int mxc_vidioc_querybuf(struct file *file, void *fh, struct v4l2_buffer *b) { + int ret; struct mxc_vout_output *vout = fh; - return videobuf_querybuf(&vout->vbq, b); + ret = videobuf_querybuf(&vout->vbq, b); + if (!ret) { + /* return physical address */ + struct videobuf_buffer *vb = vout->vbq.bufs[b->index]; + if (b->flags & V4L2_BUF_FLAG_MAPPED) + b->m.offset = videobuf_to_dma_contig(vb); + } + + return ret; } static int mxc_vidioc_qbuf(struct file *file, void *fh, |