dma_sync_single_for_cpu
dma_sync_single_for_cpu(dev, addr, size, dir);
dma_sync_single_for_cpu(hw_to_dev(dev->hw), buf->mem.pa, buf->mem.size, DMA_BIDIRECTIONAL);
dma_sync_single_for_cpu(hw_to_dev(dev->hw), buf->mem.pa, buf->mem.size, DMA_BIDIRECTIONAL);
dma_sync_single_for_cpu(hw_to_dev(rsrc->dev->hw), buf->mem.pa, buf->mem.size, DMA_BIDIRECTIONAL);
dma_sync_single_for_cpu(&dev->persist->pdev->dev, fmr->dma_handle,
dma_sync_single_for_cpu(&dev->persist->pdev->dev, dma_handle,
dma_sync_single_for_cpu(ddev, dma, size, DMA_TO_DEVICE);
dma_sync_single_for_cpu(&dev->pdev->dev, dma_handle,
dma_sync_single_for_cpu(&dev->pdev->dev, fmr->mem.arbel.dma_handle,
dma_sync_single_for_cpu(na->pdev, *map, sz,
dma_sync_single_for_cpu(dev->dma_device, addr, size, dir);