cpu_to_rpmsg32
nsm.addr = cpu_to_rpmsg32(rpdev, rpdev->ept->addr);
nsm.flags = cpu_to_rpmsg32(rpdev, RPMSG_NS_CREATE);
nsm.addr = cpu_to_rpmsg32(rpdev, rpdev->ept->addr);
nsm.flags = cpu_to_rpmsg32(rpdev, RPMSG_NS_DESTROY);
msg->src = cpu_to_rpmsg32(rpdev, src);
msg->dst = cpu_to_rpmsg32(rpdev, dst);