dma_unmap_single
dma_unmap_single((_hwdev) == NULL ? NULL : &(_hwdev)->dev, \
dma_unmap_single(rhp->ibdev.dma_device, save, len, DMA_TO_DEVICE);
dma_unmap_single(device->dma_device, mr->page_map,
dma_unmap_single(pdev, aso->dma_addr, sizeof(aso->ctx), DMA_BIDIRECTIONAL);
dma_unmap_single(pdev, aso->dma_addr, sizeof(aso->ctx), DMA_BIDIRECTIONAL);
dma_unmap_single(dma_device, buf->sg[0].dma_addr,
dma_unmap_single(dma_device, buf->sg[1].dma_addr,
dma_unmap_single(dma_device, buf->sg[0].dma_addr,
dma_unmap_single(ddev, dma, size, DMA_TO_DEVICE);
dma_unmap_single(device->dma_device, mr->desc_map,
dma_unmap_single(ddev, dma, size, DMA_TO_DEVICE);
dma_unmap_single(ddev, dma, size, DMA_TO_DEVICE);
dma_unmap_single(&adapter->pdev->dev, buffer_info->dma,
dma_unmap_single(na->pdev, *map, sz,
dma_unmap_single(na->pdev, *map, sz,
dma_unmap_single(dev->dma_device, addr, size, direction);