146 	struct ldc_iommu		iommu;  member
1016 static void ldc_demap(struct ldc_iommu *iommu, unsigned long id, u64 cookie,  in ldc_demap()  argument
1023 	base = iommu->page_table + entry;  in ldc_demap()
1038 	struct ldc_iommu *ldc_iommu = &lp->iommu;  in ldc_iommu_init()
1039 	struct iommu_map_table *iommu = &ldc_iommu->iommu_map_table;  in ldc_iommu_init()  local
1050 	iommu->map = kzalloc(sz, GFP_KERNEL);  in ldc_iommu_init()
1051 	if (!iommu->map) {  in ldc_iommu_init()
1055 	iommu_tbl_pool_init(iommu, num_tsb_entries, PAGE_SHIFT,  in ldc_iommu_init()
1088 	kfree(iommu->map);  in ldc_iommu_init()
1089 	iommu->map = NULL;  in ldc_iommu_init()
1096 	struct ldc_iommu *ldc_iommu = &lp->iommu;  in ldc_iommu_release()
1097 	struct iommu_map_table *iommu = &ldc_iommu->iommu_map_table;  in ldc_iommu_release()  local
1102 	num_tsb_entries = iommu->poolsize * iommu->nr_pools;  in ldc_iommu_release()
1109 	kfree(iommu->map);  in ldc_iommu_release()
1110 	iommu->map = NULL;  in ldc_iommu_release()
1949 static struct ldc_mtable_entry *alloc_npages(struct ldc_iommu *iommu,  in alloc_npages()  argument
1954 	entry = iommu_tbl_range_alloc(NULL, &iommu->iommu_map_table,  in alloc_npages()
1959 	return iommu->page_table + entry;  in alloc_npages()
2087 	struct ldc_iommu *iommu;  in ldc_map_sg()  local
2102 	iommu = &lp->iommu;  in ldc_map_sg()
2104 	base = alloc_npages(iommu, npages);  in ldc_map_sg()
2109 	state.page_table = iommu->page_table;  in ldc_map_sg()
2113 	state.pte_idx = (base - iommu->page_table);  in ldc_map_sg()
2133 	struct ldc_iommu *iommu;  in ldc_map_single()  local
2144 	iommu = &lp->iommu;  in ldc_map_single()
2146 	base = alloc_npages(iommu, npages);  in ldc_map_single()
2151 	state.page_table = iommu->page_table;  in ldc_map_single()
2155 	state.pte_idx = (base - iommu->page_table);  in ldc_map_single()
2165 static void free_npages(unsigned long id, struct ldc_iommu *iommu,  in free_npages()  argument
2172 	entry = ldc_cookie_to_index(cookie, iommu);  in free_npages()
2173 	ldc_demap(iommu, id, cookie, entry, npages);  in free_npages()
2174 	iommu_tbl_range_free(&iommu->iommu_map_table, cookie, npages, entry);  in free_npages()
2180 	struct ldc_iommu *iommu = &lp->iommu;  in ldc_unmap()  local
2184 	spin_lock_irqsave(&iommu->lock, flags);  in ldc_unmap()
2189 		free_npages(lp->id, iommu, addr, size);  in ldc_unmap()
2191 	spin_unlock_irqrestore(&iommu->lock, flags);  in ldc_unmap()