On Mon, Oct 24, 2016 at 08:04:31AM -0400, Alexander Duyck wrote:
> There are no users for swiotlb_map_sg so we might as well just drop it.
>
> Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Thought I swear I saw a familiar patch by Christopher Hellwig at some point..
but maybe that patchset had been dropped.
> Signed-off-by: Alexander Duyck <alexander.h.duyck@xxxxxxxxx>
> ---
> include/linux/swiotlb.h | 4 ----
> lib/swiotlb.c | 8 --------
> 2 files changed, 12 deletions(-)
>
> diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
> index 5f81f8a..e237b6f 100644
> --- a/include/linux/swiotlb.h
> +++ b/include/linux/swiotlb.h
> @@ -72,10 +72,6 @@ extern void swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr,
> size_t size, enum dma_data_direction dir,
> 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);
> diff --git a/lib/swiotlb.c b/lib/swiotlb.c
> index 22e13a0..47aad37 100644
> --- a/lib/swiotlb.c
> +++ b/lib/swiotlb.c
> @@ -910,14 +910,6 @@ void swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr,
> }
> 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.
>
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