diff options
Diffstat (limited to 'arch/sparc/include/asm/dma-mapping_64.h')
| -rw-r--r-- | arch/sparc/include/asm/dma-mapping_64.h | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/arch/sparc/include/asm/dma-mapping_64.h b/arch/sparc/include/asm/dma-mapping_64.h index bfa64f9702d..017ae706ac6 100644 --- a/arch/sparc/include/asm/dma-mapping_64.h +++ b/arch/sparc/include/asm/dma-mapping_64.h @@ -4,8 +4,6 @@ #include <linux/scatterlist.h> #include <linux/mm.h> -#define DMA_ERROR_CODE (~(dma_addr_t)0x0) - struct dma_ops { void *(*alloc_coherent)(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag); @@ -31,9 +29,6 @@ struct dma_ops { }; extern const struct dma_ops *dma_ops; -extern int dma_supported(struct device *dev, u64 mask); -extern int dma_set_mask(struct device *dev, u64 dma_mask); - static inline void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag) { @@ -102,25 +97,6 @@ static inline void dma_sync_single_for_device(struct device *dev, /* No flushing needed to sync cpu writes to the device. */ } -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) -{ - 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) -{ - /* No flushing needed to sync cpu writes to the device. */ -} - - static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction direction) @@ -135,20 +111,4 @@ static inline void dma_sync_sg_for_device(struct device *dev, /* No flushing needed to sync cpu writes to the device. */ } -static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) -{ - return (dma_addr == DMA_ERROR_CODE); -} - -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); -} - -#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, h) (1) - #endif /* _ASM_SPARC64_DMA_MAPPING_H */ |