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author | David S. Miller <davem@sunset.davemloft.net> | 2006-06-25 09:07:52 (GMT) |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-26 06:15:05 (GMT) |
commit | 36321426e320c2c6bc2f8a1587d6f4d695fca84c (patch) | |
tree | bf37ac9d3452d158929af4db0d3b6ab3d5a95b9b /include/asm-sparc64 | |
parent | 987c74fcb7a4479a04c44745098089785c16f5fe (diff) | |
download | linux-fsl-qoriq-36321426e320c2c6bc2f8a1587d6f4d695fca84c.tar.xz |
[SPARC64]: Add missing interfaces to dma-mapping.h
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64')
-rw-r--r-- | include/asm-sparc64/dma-mapping.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/include/asm-sparc64/dma-mapping.h b/include/asm-sparc64/dma-mapping.h index 3c2b5bc..0f5b89c 100644 --- a/include/asm-sparc64/dma-mapping.h +++ b/include/asm-sparc64/dma-mapping.h @@ -162,4 +162,47 @@ static inline void dma_free_coherent(struct device *dev, size_t size, #endif /* PCI */ + +/* Now for the API extensions over the pci_ one */ + +#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) +#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) +#define dma_is_consistent(d) (1) + +static inline int +dma_get_cache_alignment(void) +{ + /* no easy way to get cache size on all processors, so return + * the maximum possible, to be safe */ + return (1 << INTERNODE_CACHE_SHIFT); +} + +static inline void +dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_handle, + unsigned long offset, size_t size, + enum dma_data_direction direction) +{ + /* just sync everything, that's all the pci API can do */ + dma_sync_single_for_cpu(dev, dma_handle, offset+size, direction); +} + +static inline void +dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle, + unsigned long offset, size_t size, + enum dma_data_direction direction) +{ + /* just sync everything, that's all the pci API can do */ + dma_sync_single_for_device(dev, dma_handle, offset+size, direction); +} + +static inline void +dma_cache_sync(void *vaddr, size_t size, + enum dma_data_direction direction) +{ + /* could define this in terms of the dma_cache ... operations, + * but if you get this on a platform, you should convert the platform + * to using the generic device DMA API */ + BUG(); +} + #endif /* _ASM_SPARC64_DMA_MAPPING_H */ |