| .. | .. |
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| 2 | 2 | #ifndef ASM_POWERPC_DMA_DIRECT_H |
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| 3 | 3 | #define ASM_POWERPC_DMA_DIRECT_H 1 |
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| 4 | 4 | |
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| 5 | | -static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) |
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| 5 | +static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr) |
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| 6 | 6 | { |
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| 7 | | -#ifdef CONFIG_SWIOTLB |
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| 8 | | - struct dev_archdata *sd = &dev->archdata; |
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| 9 | | - |
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| 10 | | - if (sd->max_direct_dma_addr && addr + size > sd->max_direct_dma_addr) |
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| 11 | | - return false; |
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| 12 | | -#endif |
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| 13 | | - |
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| 14 | | - if (!dev->dma_mask) |
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| 15 | | - return false; |
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| 16 | | - |
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| 17 | | - return addr + size - 1 <= *dev->dma_mask; |
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| 7 | + return paddr + dev->archdata.dma_offset; |
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| 18 | 8 | } |
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| 19 | 9 | |
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| 20 | | -static inline dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr) |
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| 10 | +static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr) |
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| 21 | 11 | { |
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| 22 | | - return paddr + get_dma_offset(dev); |
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| 23 | | -} |
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| 24 | | - |
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| 25 | | -static inline phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t daddr) |
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| 26 | | -{ |
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| 27 | | - return daddr - get_dma_offset(dev); |
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| 12 | + return daddr - dev->archdata.dma_offset; |
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| 28 | 13 | } |
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| 29 | 14 | #endif /* ASM_POWERPC_DMA_DIRECT_H */ |
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