[RFC,PATCHv2,10/11] vim2m: support read-only requests on the capture queue
Commit Message
Added support for read-only requests on the capture queue
in order to test this feature.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
---
drivers/media/test-drivers/vim2m.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
@@ -602,7 +602,11 @@ static void device_run(void *priv)
src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
- /* Apply request controls if any */
+ /*
+ * Apply request controls if any.
+ * The dst_buf queue has read-only requests, so no need to
+ * setup any controls for that buffer.
+ */
v4l2_ctrl_request_setup(src_buf->vb2_buf.req_obj.req,
&ctx->hdl);
@@ -611,6 +615,8 @@ static void device_run(void *priv)
/* Complete request controls if any */
v4l2_ctrl_request_complete(src_buf->vb2_buf.req_obj.req,
&ctx->hdl);
+ v4l2_ctrl_request_complete(dst_buf->vb2_buf.req_obj.req,
+ &ctx->hdl);
/* Run delayed work, which simulates a hardware irq */
schedule_delayed_work(&ctx->work_run, msecs_to_jiffies(ctx->transtime));
@@ -1138,6 +1144,8 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->mem_ops = &vb2_vmalloc_memops;
dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
dst_vq->lock = &ctx->vb_mutex;
+ dst_vq->supports_requests = true;
+ dst_vq->supports_ro_requests = true;
return vb2_queue_init(dst_vq);
}