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| author |   Christoph Hellwig <hch@lst.de> | 2020-09-08 09:02:56 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2020-09-17 18:43:24 +0200 |
| commit | 002a26fb55282f7832e132d046d22e2c55f47103 (patch) | |
| tree | d3fdbcae69608f14df61c6ea343bc55cdd646406 /arch/arm/include/asm/dma-mapping.h | |
| parent | ARM/dma-mapping: remove a __arch_page_to_dma #error (diff) | |
| download | linux-dev-002a26fb55282f7832e132d046d22e2c55f47103.tar.xz linux-dev-002a26fb55282f7832e132d046d22e2c55f47103.zip | |
ARM/dma-mapping: remove dma_to_virt
dma_to_virt is entirely unused, remove it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/arm/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/arm/include/asm/dma-mapping.h | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 70d956776560..cf2535fb8891 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -24,7 +24,7 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) } /* - * dma_to_pfn/pfn_to_dma/dma_to_virt/virt_to_dma are architecture private + * dma_to_pfn/pfn_to_dma/virt_to_dma are architecture private * functions used internally by the DMA-mapping API to provide DMA * addresses. They must not be used by drivers. */ @@ -46,17 +46,6 @@ static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr) return pfn; } -static inline void *dma_to_virt(struct device *dev, dma_addr_t addr) -{ - if (dev) { - unsigned long pfn = dma_to_pfn(dev, addr); - - return phys_to_virt(__pfn_to_phys(pfn)); - } - - return (void *)__bus_to_virt((unsigned long)addr); -} - static inline dma_addr_t virt_to_dma(struct device *dev, void *addr) { if (dev) @@ -76,11 +65,6 @@ static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr) return __arch_dma_to_pfn(dev, addr); } -static inline void *dma_to_virt(struct device *dev, dma_addr_t addr) -{ - return __arch_dma_to_virt(dev, addr); -} - static inline dma_addr_t virt_to_dma(struct device *dev, void *addr) { return __arch_virt_to_dma(dev, addr); |