This adds an implementation of the media request complete operation for
the vim2m driver, that ensures that the driver will try to schedule a
m2m run whenever a request was completed. Without this operation, no m2m
device run will be scheduled in many scenarios.
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@xxxxxxxxxxx>
---
drivers/media/platform/vim2m.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c
index 2dcf0ea85705..08c4c5566614 100644
--- a/drivers/media/platform/vim2m.c
+++ b/drivers/media/platform/vim2m.c
@@ -453,6 +453,17 @@ static void device_isr(struct timer_list *t)
schedule_work(&vim2m_dev->work_run);
}
+static void request_complete(struct media_request *req)
+{
+ struct vim2m_ctx *curr_ctx;
+
+ curr_ctx = (struct vim2m_ctx *) vb2_core_request_find_buffer_priv(req);
+ if (curr_ctx == NULL)
+ return;
+
+ v4l2_m2m_try_schedule(curr_ctx->fh.m2m_ctx);
+}
+
/*
* video ioctls
*/
@@ -1025,6 +1036,7 @@ static const struct v4l2_m2m_ops m2m_ops = {
static const struct media_device_ops m2m_media_ops = {
.req_queue = vb2_request_queue,
+ .req_complete = request_complete,
};
static int vim2m_probe(struct platform_device *pdev)
--
2.16.3
--
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