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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 5fddf72..a009055 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,
EXPORT_SYMBOL(swiotlb_sync_single_for_device);
/*
- * 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)
-{
- swiotlb_sync_single(hwdev, dev_addr + offset, size, dir, target);
-}
-
-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);
-
-/*
* Map a set of buffers described by scatterlist in streaming mode for DMA.
* This is the scatter-gather version of the above swiotlb_map_page
* interface. Here the scatter gather list elements are each tagged with the
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