18 struct iova {  struct
37 	struct iova	anchor;		/* rbtree lookup anchor */
43 static inline unsigned long iova_size(struct iova *iova)  in iova_size()  argument
45 	return iova->pfn_hi - iova->pfn_lo + 1;  in iova_size()
58 static inline size_t iova_offset(struct iova_domain *iovad, dma_addr_t iova)  in iova_offset()  argument
60 	return iova & iova_mask(iovad);  in iova_offset()
68 static inline dma_addr_t iova_dma_addr(struct iova_domain *iovad, struct iova *iova)  in iova_dma_addr()  argument
70 	return (dma_addr_t)iova->pfn_lo << iova_shift(iovad);  in iova_dma_addr()
73 static inline unsigned long iova_pfn(struct iova_domain *iovad, dma_addr_t iova)  in iova_pfn()  argument
75 	return iova >> iova_shift(iovad);  in iova_pfn()
85 void __free_iova(struct iova_domain *iovad, struct iova *iova);
86 struct iova *alloc_iova(struct iova_domain *iovad, unsigned long size,
93 struct iova *reserve_iova(struct iova_domain *iovad, unsigned long pfn_lo,
98 struct iova *find_iova(struct iova_domain *iovad, unsigned long pfn);
114 static inline void __free_iova(struct iova_domain *iovad, struct iova *iova)  in __free_iova()  argument
118 static inline struct iova *alloc_iova(struct iova_domain *iovad,  in alloc_iova()
140 static inline struct iova *reserve_iova(struct iova_domain *iovad,  in reserve_iova()
153 static inline struct iova *find_iova(struct iova_domain *iovad,  in find_iova()