device memory, the ``length`` field its size. For the multi-planar API,
fields ``m.mem_offset`` and ``length`` in the ``m.planes`` array
elements will be used instead and the ``length`` field of struct
device memory, the ``length`` field its size. For the multi-planar API,
fields ``m.mem_offset`` and ``length`` in the ``m.planes`` array
elements will be used instead and the ``length`` field of struct