- * Same as above, but for a sub-range of the mapping.
- */
-static void
-swiotlb_sync_single_range(struct device *hwdev, dma_addr_t dev_addr,
- unsigned long offset, size_t size,
- int dir, int target)
-{
- char *dma_addr = swiotlb_bus_to_virt(dev_addr) + offset;
-
- BUG_ON(dir == DMA_NONE);
- if (is_swiotlb_buffer(dma_addr))
- sync_single(hwdev, dma_addr, size, dir, target);
- else if (dir == DMA_FROM_DEVICE)
- dma_mark_clean(dma_addr, size);
-}
-
-void
-swiotlb_sync_single_range_for_cpu(struct device *hwdev, dma_addr_t dev_addr,
- unsigned long offset, size_t size,
- enum dma_data_direction dir)
-{
- swiotlb_sync_single_range(hwdev, dev_addr, offset, size, dir,
- SYNC_FOR_CPU);
-}
-EXPORT_SYMBOL_GPL(swiotlb_sync_single_range_for_cpu);
-
-void
-swiotlb_sync_single_range_for_device(struct device *hwdev, dma_addr_t dev_addr,
- unsigned long offset, size_t size,
- enum dma_data_direction dir)
-{
- swiotlb_sync_single_range(hwdev, dev_addr, offset, size, dir,
- SYNC_FOR_DEVICE);
-}
-EXPORT_SYMBOL_GPL(swiotlb_sync_single_range_for_device);
-
-/*