Method async_copy_from

crates/cust/src/memory/device/device_box.rs:468–480

(&mut self, val: &T, stream: &Stream)

}
impl<T: DeviceCopy> AsyncCopyDestination<T> for DeviceBox<T> {
    unsafe fn async_copy_from(&mut self, val: &T, stream: &Stream) -> CudaResult<()> {
        let size = mem::size_of::<T>();
        if size != 0 {
            cuda::cuMemcpyHtoDAsync_v2(
                self.ptr.as_raw(),
                val as *const _ as *const c_void,
                size,
                stream.as_inner(),
            )
            .to_result()?
        }
        Ok(())
    }

    unsafe fn async_copy_to(&self, val: &mut T, stream: &Stream) -> CudaResult<()> {
        let size = mem::size_of::<T>();