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[1/9] media: vim2m: Try to schedule a m2m device run on request submission

Message ID 20180309100933.15922-2-paul.kocialkowski@bootlin.com (mailing list archive)
State New, archived
Headers show

Commit Message

Paul Kocialkowski March 9, 2018, 10:09 a.m. UTC 
In the most basic use scenario, where only one output and one capture
buffers are queued and the request is submitted, there is no provision
to try to schedule a m2m device run.

This adds the appropriate call to the vim2m_request_submit so that it
can start in that scenario.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
---
 drivers/media/platform/vim2m.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c
index 02793dd9a330..578c9170083c 100644
--- a/drivers/media/platform/vim2m.c
+++ b/drivers/media/platform/vim2m.c
@@ -933,9 +933,20 @@  static int vim2m_request_submit(struct media_request *req,
 				struct media_request_entity_data *_data)
 {
 	struct v4l2_request_entity_data *data;
+	struct vim2m_ctx *ctx;
+	int rc;
 
 	data = to_v4l2_entity_data(_data);
-	return vb2_request_submit(data);
+
+	ctx = container_of(_data->entity, struct vim2m_ctx, req_entity.base);
+
+	rc = vb2_request_submit(data);
+	if (rc)
+		return rc;
+
+	v4l2_m2m_try_schedule(ctx->fh.m2m_ctx);
+
+	return 0;
 }
 
 static const struct media_request_entity_ops vim2m_request_entity_ops = {