25 extern void *__dma_direct_alloc_coherent(struct device *dev, size_t size,
28 extern void __dma_direct_free_coherent(struct device *dev, size_t size,
31 extern int dma_direct_mmap_coherent(struct device *dev,
45 extern void *__dma_alloc_coherent(struct device *dev, size_t size,
58 #define __dma_alloc_coherent(dev, gfp, size, handle)	NULL  argument
65 static inline unsigned long device_to_mask(struct device *dev)  in device_to_mask()  argument
67 	if (dev->dma_mask && *dev->dma_mask)  in device_to_mask()
68 		return *dev->dma_mask;  in device_to_mask()
81 static inline struct dma_map_ops *get_dma_ops(struct device *dev)  in get_dma_ops()  argument
88 	if (unlikely(dev == NULL))  in get_dma_ops()
91 	return dev->archdata.dma_ops;  in get_dma_ops()
94 static inline void set_dma_ops(struct device *dev, struct dma_map_ops *ops)  in set_dma_ops()  argument
96 	dev->archdata.dma_ops = ops;  in set_dma_ops()
107 static inline dma_addr_t get_dma_offset(struct device *dev)  in get_dma_offset()  argument
109 	if (dev)  in get_dma_offset()
110 		return dev->archdata.dma_offset;  in get_dma_offset()
115 static inline void set_dma_offset(struct device *dev, dma_addr_t off)  in set_dma_offset()  argument
117 	if (dev)  in set_dma_offset()
118 		dev->archdata.dma_offset = off;  in set_dma_offset()
125 extern int dma_set_mask(struct device *dev, u64 dma_mask);
127 extern int __dma_set_mask(struct device *dev, u64 dma_mask);
128 extern u64 __dma_get_required_mask(struct device *dev);
130 static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)  in dma_capable()  argument
133 	struct dev_archdata *sd = &dev->archdata;  in dma_capable()
139 	if (!dev->dma_mask)  in dma_capable()
142 	return addr + size - 1 <= *dev->dma_mask;  in dma_capable()
145 static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)  in phys_to_dma()  argument
147 	return paddr + get_dma_offset(dev);  in phys_to_dma()
150 static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)  in dma_to_phys()  argument
152 	return daddr - get_dma_offset(dev);  in dma_to_phys()
157 static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,  in dma_cache_sync()  argument