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Diffstat (limited to 'include/asm-ia64/dma-mapping.h')
-rw-r--r-- | include/asm-ia64/dma-mapping.h | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/include/asm-ia64/dma-mapping.h b/include/asm-ia64/dma-mapping.h deleted file mode 100644 index 9f0df9bd46b..00000000000 --- a/include/asm-ia64/dma-mapping.h +++ /dev/null @@ -1,97 +0,0 @@ -#ifndef _ASM_IA64_DMA_MAPPING_H -#define _ASM_IA64_DMA_MAPPING_H - -/* - * Copyright (C) 2003-2004 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - */ -#include <asm/machvec.h> -#include <linux/scatterlist.h> - -#define dma_alloc_coherent platform_dma_alloc_coherent -/* coherent mem. is cheap */ -static inline void * -dma_alloc_noncoherent(struct device *dev, size_t size, dma_addr_t *dma_handle, - gfp_t flag) -{ - return dma_alloc_coherent(dev, size, dma_handle, flag); -} -#define dma_free_coherent platform_dma_free_coherent -static inline void -dma_free_noncoherent(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t dma_handle) -{ - dma_free_coherent(dev, size, cpu_addr, dma_handle); -} -#define dma_map_single_attrs platform_dma_map_single_attrs -static inline dma_addr_t dma_map_single(struct device *dev, void *cpu_addr, - size_t size, int dir) -{ - return dma_map_single_attrs(dev, cpu_addr, size, dir, NULL); -} -#define dma_map_sg_attrs platform_dma_map_sg_attrs -static inline int dma_map_sg(struct device *dev, struct scatterlist *sgl, - int nents, int dir) -{ - return dma_map_sg_attrs(dev, sgl, nents, dir, NULL); -} -#define dma_unmap_single_attrs platform_dma_unmap_single_attrs -static inline void dma_unmap_single(struct device *dev, dma_addr_t cpu_addr, - size_t size, int dir) -{ - return dma_unmap_single_attrs(dev, cpu_addr, size, dir, NULL); -} -#define dma_unmap_sg_attrs platform_dma_unmap_sg_attrs -static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sgl, - int nents, int dir) -{ - return dma_unmap_sg_attrs(dev, sgl, nents, dir, NULL); -} -#define dma_sync_single_for_cpu platform_dma_sync_single_for_cpu -#define dma_sync_sg_for_cpu platform_dma_sync_sg_for_cpu -#define dma_sync_single_for_device platform_dma_sync_single_for_device -#define dma_sync_sg_for_device platform_dma_sync_sg_for_device -#define dma_mapping_error platform_dma_mapping_error - -#define dma_map_page(dev, pg, off, size, dir) \ - dma_map_single(dev, page_address(pg) + (off), (size), (dir)) -#define dma_unmap_page(dev, dma_addr, size, dir) \ - dma_unmap_single(dev, dma_addr, size, dir) - -/* - * Rest of this file is part of the "Advanced DMA API". Use at your own risk. - * See Documentation/DMA-API.txt for details. - */ - -#define dma_sync_single_range_for_cpu(dev, dma_handle, offset, size, dir) \ - dma_sync_single_for_cpu(dev, dma_handle, size, dir) -#define dma_sync_single_range_for_device(dev, dma_handle, offset, size, dir) \ - dma_sync_single_for_device(dev, dma_handle, size, dir) - -#define dma_supported platform_dma_supported - -static inline int -dma_set_mask (struct device *dev, u64 mask) -{ - if (!dev->dma_mask || !dma_supported(dev, mask)) - return -EIO; - *dev->dma_mask = mask; - return 0; -} - -extern int dma_get_cache_alignment(void); - -static inline void -dma_cache_sync (struct device *dev, void *vaddr, size_t size, - enum dma_data_direction dir) -{ - /* - * IA-64 is cache-coherent, so this is mostly a no-op. However, we do need to - * ensure that dma_cache_sync() enforces order, hence the mb(). - */ - mb(); -} - -#define dma_is_consistent(d, h) (1) /* all we do is coherent memory... */ - -#endif /* _ASM_IA64_DMA_MAPPING_H */ |