XGE_HAL_RING_NEXT_BLOCK_POINTER_OFFSET
XGE_HAL_RING_NEXT_BLOCK_POINTER_OFFSET));
XGE_HAL_RING_NEXT_BLOCK_POINTER_OFFSET)) = dma_next;
from_dma + XGE_HAL_RING_NEXT_BLOCK_POINTER_OFFSET,
XGE_HAL_RING_NEXT_BLOCK_POINTER_OFFSET,