[RFCv4 17/21] media: mem2mem: support for requests

[Alexandre Courbot]

Add generic support for requests to the mem2mem framework. This just
requires calling vb2_qbuf_request() instead of vb2_qbuf() in
v4l2_m2m_qbuf().

Signed-off-by: Alexandre Courbot <acour...@chromium.org>
---
 drivers/media/v4l2-core/v4l2-mem2mem.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c 
b/drivers/media/v4l2-core/v4l2-mem2mem.c
index c4f963d96a79..d9ae428651c4 100644
--- a/drivers/media/v4l2-core/v4l2-mem2mem.c
+++ b/drivers/media/v4l2-core/v4l2-mem2mem.c
@@ -388,11 +388,12 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_querybuf);
 int v4l2_m2m_qbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
                  struct v4l2_buffer *buf)
 {
+       struct v4l2_fh *fh = file->private_data;
        struct vb2_queue *vq;
        int ret;
 
        vq = v4l2_m2m_get_vq(m2m_ctx, buf->type);
-       ret = vb2_qbuf(vq, buf);
+       ret = vb2_qbuf_request(vq, buf, fh->entity);
        if (!ret)
                v4l2_m2m_try_schedule(m2m_ctx);
 
-- 
2.16.1.291.g4437f3f132-goog