swiotlb: Drop unused functions swiotlb_map_sg and swiotlb_unmap_sg
There are no users for swiotlb_map_sg or swiotlb_unmap_sg so we might as
well just drop them.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Acked-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Konrad Rzeszutek Wilk <konrad@kernel.org>
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 5f81f8a..f0d2589 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -73,14 +73,6 @@
unsigned long attrs);
extern int
-swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, int nents,
- enum dma_data_direction dir);
-
-extern void
-swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nents,
- enum dma_data_direction dir);
-
-extern int
swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems,
enum dma_data_direction dir,
unsigned long attrs);
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 6ce7644..bdcc0d8 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -910,14 +910,6 @@
}
EXPORT_SYMBOL(swiotlb_map_sg_attrs);
-int
-swiotlb_map_sg(struct device *hwdev, struct scatterlist *sgl, int nelems,
- enum dma_data_direction dir)
-{
- return swiotlb_map_sg_attrs(hwdev, sgl, nelems, dir, 0);
-}
-EXPORT_SYMBOL(swiotlb_map_sg);
-
/*
* Unmap a set of streaming mode DMA translations. Again, cpu read rules
* concerning calls here are the same as for swiotlb_unmap_page() above.
@@ -938,14 +930,6 @@
}
EXPORT_SYMBOL(swiotlb_unmap_sg_attrs);
-void
-swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sgl, int nelems,
- enum dma_data_direction dir)
-{
- return swiotlb_unmap_sg_attrs(hwdev, sgl, nelems, dir, 0);
-}
-EXPORT_SYMBOL(swiotlb_unmap_sg);
-
/*
* Make physical memory consistent for a set of streaming mode DMA translations
* after a transfer.