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| author |  Christoph Hellwig <hch@lst.de>
| 2018-12-21 14:32:02 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de>
| 2019-04-08 17:52:46 +0200 |
| commit | e43e2657fe77a37b13643e2469670ecdb0ba5e10 (patch) | |
| tree | 4ee78346c28a4eb714497802b083af8064b9992e /arch/x86/kernel/amd_gart_64.c | |
| parent | dma-mapping: remove leftover NULL device support (diff) | |
| download | linux-e43e2657fe77a37b13643e2469670ecdb0ba5e10.tar.gz linux-e43e2657fe77a37b13643e2469670ecdb0ba5e10.tar.bz2 linux-e43e2657fe77a37b13643e2469670ecdb0ba5e10.zip | |
x86/dma: Remove the x86_dma_fallback_dev hack
Now that we removed support for the NULL device argument in the DMA API,
there is no need to cater for that in the x86 code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/x86/kernel/amd_gart_64.c')
| -rw-r--r-- | arch/x86/kernel/amd_gart_64.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/x86/kernel/amd_gart_64.c b/arch/x86/kernel/amd_gart_64.c index 2c0aa34af69c..bf7f13ea3c64 100644 --- a/arch/x86/kernel/amd_gart_64.c +++ b/arch/x86/kernel/amd_gart_64.c @@ -233,9 +233,6 @@ static dma_addr_t gart_map_page(struct device *dev, struct page *page, unsigned long bus; phys_addr_t paddr = page_to_phys(page) + offset; - if (!dev) - dev = &x86_dma_fallback_dev; - if (!need_iommu(dev, paddr, size)) return paddr; @@ -392,9 +389,6 @@ static int gart_map_sg(struct device *dev, struct scatterlist *sg, int nents, if (nents == 0) return 0; - if (!dev) - dev = &x86_dma_fallback_dev; - out = 0; start = 0; start_sg = sg; |