static int virtio_rpmsg_trysend(struct rpmsg_endpoint *ept, void *data, int len)
{
	struct rpmsg_device *rpdev = ept->rpdev;
	u32 src = ept->addr, dst = rpdev->dst;

	return rpmsg_send_offchannel_raw(rpdev, src, dst, data, len, false);
}
static int virtio_rpmsg_trysend(struct rpmsg_endpoint *ept, void *data, int len)
{
	struct rpmsg_device *rpdev = ept->rpdev;
	u32 src = ept->addr, dst = rpdev->dst;

	return rpmsg_send_offchannel_raw(rpdev, src, dst, data, len, false);
}