15dd859cac
Conflicts: include/asm-x86/dma-mapping.h include/asm-x86/namei.h include/asm-x86/uaccess.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
58 lines
2 KiB
C
58 lines
2 KiB
C
#ifndef ASM_X86__SWIOTLB_H
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#define ASM_X86__SWIOTLB_H
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#include <asm/dma-mapping.h>
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/* SWIOTLB interface */
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extern dma_addr_t swiotlb_map_single(struct device *hwdev, void *ptr,
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size_t size, int dir);
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extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size,
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dma_addr_t *dma_handle, gfp_t flags);
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extern void swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr,
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size_t size, int dir);
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extern void swiotlb_sync_single_for_cpu(struct device *hwdev,
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dma_addr_t dev_addr,
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size_t size, int dir);
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extern void swiotlb_sync_single_for_device(struct device *hwdev,
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dma_addr_t dev_addr,
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size_t size, int dir);
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extern void swiotlb_sync_single_range_for_cpu(struct device *hwdev,
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dma_addr_t dev_addr,
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unsigned long offset,
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size_t size, int dir);
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extern void swiotlb_sync_single_range_for_device(struct device *hwdev,
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dma_addr_t dev_addr,
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unsigned long offset,
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size_t size, int dir);
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extern void swiotlb_sync_sg_for_cpu(struct device *hwdev,
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struct scatterlist *sg, int nelems,
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int dir);
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extern void swiotlb_sync_sg_for_device(struct device *hwdev,
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struct scatterlist *sg, int nelems,
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int dir);
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extern int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg,
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int nents, int direction);
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extern void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg,
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int nents, int direction);
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extern int swiotlb_dma_mapping_error(struct device *hwdev, dma_addr_t dma_addr);
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extern void swiotlb_free_coherent(struct device *hwdev, size_t size,
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void *vaddr, dma_addr_t dma_handle);
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extern int swiotlb_dma_supported(struct device *hwdev, u64 mask);
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extern void swiotlb_init(void);
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extern int swiotlb_force;
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#ifdef CONFIG_SWIOTLB
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extern int swiotlb;
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extern void pci_swiotlb_init(void);
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#else
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#define swiotlb 0
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static inline void pci_swiotlb_init(void)
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{
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}
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#endif
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static inline void dma_mark_clean(void *addr, size_t size) {}
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#endif /* ASM_X86__SWIOTLB_H */
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