Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
---
 drivers/media/platform/coda.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 1cc4d64..16bef5e 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -570,6 +570,14 @@ static int vidioc_qbuf(struct file *file, void *priv, 
struct v4l2_buffer *buf)
        return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
 }
 
+static int vidioc_expbuf(struct file *file, void *priv,
+                        struct v4l2_exportbuffer *eb)
+{
+       struct coda_ctx *ctx = fh_to_ctx(priv);
+
+       return v4l2_m2m_expbuf(file, ctx->m2m_ctx, eb);
+}
+
 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 {
        struct coda_ctx *ctx = fh_to_ctx(priv);
@@ -618,6 +626,7 @@ static const struct v4l2_ioctl_ops coda_ioctl_ops = {
        .vidioc_querybuf        = vidioc_querybuf,
 
        .vidioc_qbuf            = vidioc_qbuf,
+       .vidioc_expbuf          = vidioc_expbuf,
        .vidioc_dqbuf           = vidioc_dqbuf,
        .vidioc_create_bufs     = vidioc_create_bufs,
 
@@ -1432,7 +1441,7 @@ static int coda_queue_init(void *priv, struct vb2_queue 
*src_vq,
        int ret;
 
        src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
-       src_vq->io_modes = VB2_MMAP | VB2_USERPTR;
+       src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
        src_vq->drv_priv = ctx;
        src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
        src_vq->ops = &coda_qops;
@@ -1444,7 +1453,7 @@ static int coda_queue_init(void *priv, struct vb2_queue 
*src_vq,
                return ret;
 
        dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
-       dst_vq->io_modes = VB2_MMAP | VB2_USERPTR;
+       dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
        dst_vq->drv_priv = ctx;
        dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
        dst_vq->ops = &coda_qops;
-- 
1.8.2.rc2

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