146 	struct ldc_iommu		iommu;  member
1022 static void ldc_demap(struct ldc_iommu *iommu, unsigned long id, u64 cookie,  in ldc_demap()  argument
1029 	base = iommu->page_table + entry;  in ldc_demap()
1044 	struct ldc_iommu *ldc_iommu = &lp->iommu;  in ldc_iommu_init()
1045 	struct iommu_map_table *iommu = &ldc_iommu->iommu_map_table;  in ldc_iommu_init()  local
1056 	iommu->map = kzalloc(sz, GFP_KERNEL);  in ldc_iommu_init()
1057 	if (!iommu->map) {  in ldc_iommu_init()
1061 	iommu_tbl_pool_init(iommu, num_tsb_entries, PAGE_SHIFT,  in ldc_iommu_init()
1094 	kfree(iommu->map);  in ldc_iommu_init()
1095 	iommu->map = NULL;  in ldc_iommu_init()
1102 	struct ldc_iommu *ldc_iommu = &lp->iommu;  in ldc_iommu_release()
1103 	struct iommu_map_table *iommu = &ldc_iommu->iommu_map_table;  in ldc_iommu_release()  local
1108 	num_tsb_entries = iommu->poolsize * iommu->nr_pools;  in ldc_iommu_release()
1115 	kfree(iommu->map);  in ldc_iommu_release()
1116 	iommu->map = NULL;  in ldc_iommu_release()
2017 static struct ldc_mtable_entry *alloc_npages(struct ldc_iommu *iommu,  in alloc_npages()  argument
2022 	entry = iommu_tbl_range_alloc(NULL, &iommu->iommu_map_table,  in alloc_npages()
2027 	return iommu->page_table + entry;  in alloc_npages()
2155 	struct ldc_iommu *iommu;  in ldc_map_sg()  local
2170 	iommu = &lp->iommu;  in ldc_map_sg()
2172 	base = alloc_npages(iommu, npages);  in ldc_map_sg()
2177 	state.page_table = iommu->page_table;  in ldc_map_sg()
2181 	state.pte_idx = (base - iommu->page_table);  in ldc_map_sg()
2201 	struct ldc_iommu *iommu;  in ldc_map_single()  local
2212 	iommu = &lp->iommu;  in ldc_map_single()
2214 	base = alloc_npages(iommu, npages);  in ldc_map_single()
2219 	state.page_table = iommu->page_table;  in ldc_map_single()
2223 	state.pte_idx = (base - iommu->page_table);  in ldc_map_single()
2233 static void free_npages(unsigned long id, struct ldc_iommu *iommu,  in free_npages()  argument
2240 	entry = ldc_cookie_to_index(cookie, iommu);  in free_npages()
2241 	ldc_demap(iommu, id, cookie, entry, npages);  in free_npages()
2242 	iommu_tbl_range_free(&iommu->iommu_map_table, cookie, npages, entry);  in free_npages()
2248 	struct ldc_iommu *iommu = &lp->iommu;  in ldc_unmap()  local
2252 	spin_lock_irqsave(&iommu->lock, flags);  in ldc_unmap()
2257 		free_npages(lp->id, iommu, addr, size);  in ldc_unmap()
2259 	spin_unlock_irqrestore(&iommu->lock, flags);  in ldc_unmap()