45 __get_cached_rbnode(struct iova_domain *iovad, unsigned long *limit_pfn)  in __get_cached_rbnode()  argument
47 	if ((*limit_pfn != iovad->dma_32bit_pfn) ||  in __get_cached_rbnode()
54 		*limit_pfn = curr_iova->pfn_lo - 1;  in __get_cached_rbnode()
61 	unsigned long limit_pfn, struct iova *new)  in __cached_rbnode_insert_update()  argument
63 	if (limit_pfn != iovad->dma_32bit_pfn)  in __cached_rbnode_insert_update()
96 iova_get_pad_size(unsigned int size, unsigned int limit_pfn)  in iova_get_pad_size()  argument
98 	return (limit_pfn + 1 - size) & (__roundup_pow_of_two(size) - 1);  in iova_get_pad_size()
102 		unsigned long size, unsigned long limit_pfn,  in __alloc_and_insert_iova_range()  argument
112 	saved_pfn = limit_pfn;  in __alloc_and_insert_iova_range()
113 	curr = __get_cached_rbnode(iovad, &limit_pfn);  in __alloc_and_insert_iova_range()
118 		if (limit_pfn < curr_iova->pfn_lo)  in __alloc_and_insert_iova_range()
120 		else if (limit_pfn < curr_iova->pfn_hi)  in __alloc_and_insert_iova_range()
124 				pad_size = iova_get_pad_size(size, limit_pfn);  in __alloc_and_insert_iova_range()
125 			if ((curr_iova->pfn_hi + size + pad_size) <= limit_pfn)  in __alloc_and_insert_iova_range()
129 		limit_pfn = curr_iova->pfn_lo - 1;  in __alloc_and_insert_iova_range()
137 			pad_size = iova_get_pad_size(size, limit_pfn);  in __alloc_and_insert_iova_range()
138 		if ((iovad->start_pfn + size + pad_size) > limit_pfn) {  in __alloc_and_insert_iova_range()
145 	new->pfn_lo = limit_pfn - (size + pad_size) + 1;  in __alloc_and_insert_iova_range()
272 	unsigned long limit_pfn,  in alloc_iova()  argument
282 	ret = __alloc_and_insert_iova_range(iovad, size, limit_pfn,  in alloc_iova()