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author | Christoph Hellwig <hch@lst.de> | 2019-07-24 16:18:41 +0200 |
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committer | Christoph Hellwig <hch@lst.de> | 2019-09-11 12:43:27 +0200 |
commit | bf7954e797cded8afa2550d0872afde3823c533e (patch) | |
tree | a5ec46fb18aa3ceb235bea13e5d79e840f5f3f38 /drivers | |
parent | b4dca1512941aa8fec33c28939abc2bba4a2c78c (diff) | |
download | linux-bf7954e797cded8afa2550d0872afde3823c533e.tar.gz linux-bf7954e797cded8afa2550d0872afde3823c533e.tar.bz2 linux-bf7954e797cded8afa2550d0872afde3823c533e.zip |
swiotlb-xen: merge xen_unmap_single into xen_swiotlb_unmap_page
No need for a no-op wrapper.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/xen/swiotlb-xen.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index f81031f0c1c7..1190934098eb 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -418,9 +418,8 @@ done: * After this call, reads by the cpu to the buffer are guaranteed to see * whatever the device wrote there. */ -static void xen_unmap_single(struct device *hwdev, dma_addr_t dev_addr, - size_t size, enum dma_data_direction dir, - unsigned long attrs) +static void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, + size_t size, enum dma_data_direction dir, unsigned long attrs) { phys_addr_t paddr = xen_bus_to_phys(dev_addr); @@ -434,13 +433,6 @@ static void xen_unmap_single(struct device *hwdev, dma_addr_t dev_addr, swiotlb_tbl_unmap_single(hwdev, paddr, size, dir, attrs); } -static void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, - size_t size, enum dma_data_direction dir, - unsigned long attrs) -{ - xen_unmap_single(hwdev, dev_addr, size, dir, attrs); -} - static void xen_swiotlb_sync_single_for_cpu(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir) @@ -481,7 +473,8 @@ xen_swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sgl, int nelems, BUG_ON(dir == DMA_NONE); for_each_sg(sgl, sg, nelems, i) - xen_unmap_single(hwdev, sg->dma_address, sg_dma_len(sg), dir, attrs); + xen_swiotlb_unmap_page(hwdev, sg->dma_address, sg_dma_len(sg), + dir, attrs); } |