diff options
Diffstat (limited to 'arch/microblaze/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/microblaze/include/asm/dma-mapping.h | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/arch/microblaze/include/asm/dma-mapping.h b/arch/microblaze/include/asm/dma-mapping.h index e15cd2f76e23..6b9ea39405b8 100644 --- a/arch/microblaze/include/asm/dma-mapping.h +++ b/arch/microblaze/include/asm/dma-mapping.h @@ -16,22 +16,6 @@ #define _ASM_MICROBLAZE_DMA_MAPPING_H /* - * See Documentation/DMA-API-HOWTO.txt and - * Documentation/DMA-API.txt for documentation. - */ - -#include <linux/types.h> -#include <linux/cache.h> -#include <linux/mm.h> -#include <linux/scatterlist.h> -#include <linux/dma-debug.h> -#include <asm/io.h> -#include <asm/cacheflush.h> - -#define __dma_alloc_coherent(dev, gfp, size, handle) NULL -#define __dma_free_coherent(size, addr) ((void)0) - -/* * Available generic sets of operations */ extern const struct dma_map_ops dma_direct_ops; @@ -41,27 +25,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return &dma_direct_ops; } -static inline void __dma_sync(unsigned long paddr, - size_t size, enum dma_data_direction direction) -{ - switch (direction) { - case DMA_TO_DEVICE: - case DMA_BIDIRECTIONAL: - flush_dcache_range(paddr, paddr + size); - break; - case DMA_FROM_DEVICE: - invalidate_dcache_range(paddr, paddr + size); - break; - default: - BUG(); - } -} - -static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction direction) -{ - BUG_ON(direction == DMA_NONE); - __dma_sync(virt_to_phys(vaddr), size, (int)direction); -} - #endif /* _ASM_MICROBLAZE_DMA_MAPPING_H */ |