diff options
Diffstat (limited to '')
| -rw-r--r-- | include/asm-alpha/dma-mapping.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/include/asm-alpha/dma-mapping.h b/include/asm-alpha/dma-mapping.h deleted file mode 100644 index db351d1296f4..000000000000 --- a/include/asm-alpha/dma-mapping.h +++ /dev/null @@ -1,69 +0,0 @@ -#ifndef _ALPHA_DMA_MAPPING_H -#define _ALPHA_DMA_MAPPING_H - - -#ifdef CONFIG_PCI - -#include <linux/pci.h> - -#define dma_map_single(dev, va, size, dir) \ - pci_map_single(alpha_gendev_to_pci(dev), va, size, dir) -#define dma_unmap_single(dev, addr, size, dir) \ - pci_unmap_single(alpha_gendev_to_pci(dev), addr, size, dir) -#define dma_alloc_coherent(dev, size, addr, gfp) \ - __pci_alloc_consistent(alpha_gendev_to_pci(dev), size, addr, gfp) -#define dma_free_coherent(dev, size, va, addr) \ - pci_free_consistent(alpha_gendev_to_pci(dev), size, va, addr) -#define dma_map_page(dev, page, off, size, dir) \ - pci_map_page(alpha_gendev_to_pci(dev), page, off, size, dir) -#define dma_unmap_page(dev, addr, size, dir) \ - pci_unmap_page(alpha_gendev_to_pci(dev), addr, size, dir) -#define dma_map_sg(dev, sg, nents, dir) \ - pci_map_sg(alpha_gendev_to_pci(dev), sg, nents, dir) -#define dma_unmap_sg(dev, sg, nents, dir) \ - pci_unmap_sg(alpha_gendev_to_pci(dev), sg, nents, dir) -#define dma_supported(dev, mask) \ - pci_dma_supported(alpha_gendev_to_pci(dev), mask) -#define dma_mapping_error(addr) \ - pci_dma_mapping_error(addr) - -#else /* no PCI - no IOMMU. */ - -struct scatterlist; -void *dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp); -int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction direction); - -#define dma_free_coherent(dev, size, va, addr) \ - free_pages((unsigned long)va, get_order(size)) -#define dma_supported(dev, mask) (mask < 0x00ffffffUL ? 0 : 1) -#define dma_map_single(dev, va, size, dir) virt_to_phys(va) -#define dma_map_page(dev, page, off, size, dir) (page_to_pa(page) + off) - -#define dma_unmap_single(dev, addr, size, dir) ((void)0) -#define dma_unmap_page(dev, addr, size, dir) ((void)0) -#define dma_unmap_sg(dev, sg, nents, dir) ((void)0) - -#define dma_mapping_error(addr) (0) - -#endif /* !CONFIG_PCI */ - -#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) - -int dma_set_mask(struct device *dev, u64 mask); - -#define dma_sync_single_for_cpu(dev, addr, size, dir) ((void)0) -#define dma_sync_single_for_device(dev, addr, size, dir) ((void)0) -#define dma_sync_single_range(dev, addr, off, size, dir) ((void)0) -#define dma_sync_sg_for_cpu(dev, sg, nents, dir) ((void)0) -#define dma_sync_sg_for_device(dev, sg, nents, dir) ((void)0) -#define dma_cache_sync(dev, va, size, dir) ((void)0) -#define dma_sync_single_range_for_cpu(dev, addr, offset, size, dir) ((void)0) -#define dma_sync_single_range_for_device(dev, addr, offset, size, dir) ((void)0) - -#define dma_get_cache_alignment() L1_CACHE_BYTES - -#endif /* _ALPHA_DMA_MAPPING_H */ |