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-rw-r--r--lib/swiotlb.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 5fddf720da73..a009055140ec 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -757,37 +757,6 @@ swiotlb_sync_single_for_device(struct device *hwdev, dma_addr_t dev_addr,
757EXPORT_SYMBOL(swiotlb_sync_single_for_device); 757EXPORT_SYMBOL(swiotlb_sync_single_for_device);
758 758
759/* 759/*
760 * Same as above, but for a sub-range of the mapping.
761 */
762static void
763swiotlb_sync_single_range(struct device *hwdev, dma_addr_t dev_addr,
764 unsigned long offset, size_t size,
765 int dir, int target)
766{
767 swiotlb_sync_single(hwdev, dev_addr + offset, size, dir, target);
768}
769
770void
771swiotlb_sync_single_range_for_cpu(struct device *hwdev, dma_addr_t dev_addr,
772 unsigned long offset, size_t size,
773 enum dma_data_direction dir)
774{
775 swiotlb_sync_single_range(hwdev, dev_addr, offset, size, dir,
776 SYNC_FOR_CPU);
777}
778EXPORT_SYMBOL_GPL(swiotlb_sync_single_range_for_cpu);
779
780void
781swiotlb_sync_single_range_for_device(struct device *hwdev, dma_addr_t dev_addr,
782 unsigned long offset, size_t size,
783 enum dma_data_direction dir)
784{
785 swiotlb_sync_single_range(hwdev, dev_addr, offset, size, dir,
786 SYNC_FOR_DEVICE);
787}
788EXPORT_SYMBOL_GPL(swiotlb_sync_single_range_for_device);
789
790/*
791 * Map a set of buffers described by scatterlist in streaming mode for DMA. 760 * Map a set of buffers described by scatterlist in streaming mode for DMA.
792 * This is the scatter-gather version of the above swiotlb_map_page 761 * This is the scatter-gather version of the above swiotlb_map_page
793 * interface. Here the scatter gather list elements are each tagged with the 762 * interface. Here the scatter gather list elements are each tagged with the