13 int dma_direct_get_sgtable(struct device *dev, struct sg_table *sgt,
16 bool dma_direct_can_mmap(struct device *dev);
17 int dma_direct_mmap(struct device *dev, struct vm_area_struct *vma,
20 bool dma_direct_need_sync(struct device *dev, dma_addr_t dma_addr);
21 int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl, int nents,
23 bool dma_direct_all_ram_mapped(struct device *dev);
24 size_t dma_direct_max_mapping_size(struct device *dev);
28 void dma_direct_sync_sg_for_device(struct device *dev, struct scatterlist *sgl,
31 static inline void dma_direct_sync_sg_for_device(struct device *dev,  in dma_direct_sync_sg_for_device()  argument
40 void dma_direct_unmap_sg(struct device *dev, struct scatterlist *sgl,
42 void dma_direct_sync_sg_for_cpu(struct device *dev,
45 static inline void dma_direct_unmap_sg(struct device *dev,  in dma_direct_unmap_sg()  argument
50 static inline void dma_direct_sync_sg_for_cpu(struct device *dev,  in dma_direct_sync_sg_for_cpu()  argument
56 static inline void dma_direct_sync_single_for_device(struct device *dev,  in dma_direct_sync_single_for_device()  argument
59 	phys_addr_t paddr = dma_to_phys(dev, addr);  in dma_direct_sync_single_for_device()
61 	swiotlb_sync_single_for_device(dev, paddr, size, dir);  in dma_direct_sync_single_for_device()
63 	if (!dev_is_dma_coherent(dev))  in dma_direct_sync_single_for_device()
67 static inline void dma_direct_sync_single_for_cpu(struct device *dev,  in dma_direct_sync_single_for_cpu()  argument
70 	phys_addr_t paddr = dma_to_phys(dev, addr);  in dma_direct_sync_single_for_cpu()
72 	if (!dev_is_dma_coherent(dev)) {  in dma_direct_sync_single_for_cpu()
77 	swiotlb_sync_single_for_cpu(dev, paddr, size, dir);  in dma_direct_sync_single_for_cpu()
83 static inline dma_addr_t dma_direct_map_page(struct device *dev,  in dma_direct_map_page()  argument
88 	dma_addr_t dma_addr = phys_to_dma(dev, phys);  in dma_direct_map_page()
90 	if (is_swiotlb_force_bounce(dev)) {  in dma_direct_map_page()
93 		return swiotlb_map(dev, phys, size, dir, attrs);  in dma_direct_map_page()
96 	if (unlikely(!dma_capable(dev, dma_addr, size, true)) ||  in dma_direct_map_page()
97 	    dma_kmalloc_needs_bounce(dev, size, dir)) {  in dma_direct_map_page()
100 		if (is_swiotlb_active(dev))  in dma_direct_map_page()
101 			return swiotlb_map(dev, phys, size, dir, attrs);  in dma_direct_map_page()
103 		dev_WARN_ONCE(dev, 1,  in dma_direct_map_page()
105 			     &dma_addr, size, *dev->dma_mask, dev->bus_dma_limit);  in dma_direct_map_page()
109 	if (!dev_is_dma_coherent(dev) && !(attrs & DMA_ATTR_SKIP_CPU_SYNC))  in dma_direct_map_page()
114 static inline void dma_direct_unmap_page(struct device *dev, dma_addr_t addr,  in dma_direct_unmap_page()  argument
117 	phys_addr_t phys = dma_to_phys(dev, addr);  in dma_direct_unmap_page()
120 		dma_direct_sync_single_for_cpu(dev, addr, size, dir);  in dma_direct_unmap_page()
122 	swiotlb_tbl_unmap_single(dev, phys, size, dir,  in dma_direct_unmap_page()