diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-06-15 13:08:34 +0200 |
|---|---|---|
| committer | Paul Burton <paul.burton@mips.com> | 2018-06-24 09:26:02 -0700 |
| commit | 97f9f9763a7a431e04f0ffd4e62d0d288a59f908 (patch) | |
| tree | 0c271746236c660dfb5485dafa6288439c12d494 /arch/mips/include/asm/mach-cavium-octeon | |
| parent | e20c5074f829c091d1173622213c98c963bebb91 (diff) | |
MIPS: Octeon: refactor swiotlb code
Share a common set of swiotlb operations, and to instead branch out in
__phys_to_dma/__dma_to_phys for the PCI vs non-PCI case. Also use const
structures for the PCI methods so that attackers can't use them as
exploit vectors.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Patchwork: https://patchwork.linux-mips.org/patch/19532/
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: David Daney <david.daney@cavium.com>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Tom Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: iommu@lists.linux-foundation.org
Cc: linux-mips@linux-mips.org
Diffstat (limited to 'arch/mips/include/asm/mach-cavium-octeon')
| -rw-r--r-- | arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h index 6eb1ee548b11..c5cdeea495f8 100644 --- a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h +++ b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h @@ -72,8 +72,6 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr); phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t daddr); -struct dma_map_ops; -extern const struct dma_map_ops *octeon_pci_dma_map_ops; extern char *octeon_swiotlb; #endif /* __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H */ |