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

Message ID 20180220044425.169493-18-acourbot@chromium.org (mailing list archive)
State New, archived
Headers show

Commit Message

Alexandre Courbot Feb. 20, 2018, 4:44 a.m. UTC 
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 <acourbot@chromium.org>
---
 drivers/media/v4l2-core/v4l2-mem2mem.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

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);