72     struct sf_buf **sf, struct iommu_map_entry *entry, bool free_sf);
129     int lvl, int flags, vm_pindex_t *idxp, struct sf_buf **sf)  in amdiommu_pgtbl_map_pte()  argument
137 	if (*sf != NULL && idx == *idxp) {  in amdiommu_pgtbl_map_pte()
138 		pte = (iommu_pte_t *)sf_buf_kva(*sf);  in amdiommu_pgtbl_map_pte()
140 		if (*sf != NULL)  in amdiommu_pgtbl_map_pte()
141 			iommu_unmap_pgtbl(*sf);  in amdiommu_pgtbl_map_pte()
144 		pte = iommu_map_pgtbl(domain->pgtbl_obj, idx, flags, sf);  in amdiommu_pgtbl_map_pte()
191 	struct sf_buf *sf;  in amdiommu_map_buf_locked()  local
201 	sf = NULL;  in amdiommu_map_buf_locked()
209 		    flags, &idx, &sf);  in amdiommu_map_buf_locked()
213 			if (sf != NULL)  in amdiommu_map_buf_locked()
214 				iommu_unmap_pgtbl(sf);  in amdiommu_map_buf_locked()
221 		vm_page_wire(sf_buf_page(sf));  in amdiommu_map_buf_locked()
223 	if (sf != NULL)  in amdiommu_map_buf_locked()
224 		iommu_unmap_pgtbl(sf);  in amdiommu_map_buf_locked()
290 	struct sf_buf *sf;  in amdiommu_free_pgtbl_pde()  local
294 	sf = NULL;  in amdiommu_free_pgtbl_pde()
295 	pde = amdiommu_pgtbl_map_pte(domain, base, lvl, flags, &idx, &sf);  in amdiommu_free_pgtbl_pde()
296 	amdiommu_unmap_clear_pte(domain, base, lvl, flags, pde, &sf, entry,  in amdiommu_free_pgtbl_pde()
302     int lvl, int flags, iommu_pte_t *pte, struct sf_buf **sf,  in amdiommu_unmap_clear_pte()  argument
308 	m = sf_buf_page(*sf);  in amdiommu_unmap_clear_pte()
310 		iommu_unmap_pgtbl(*sf);  in amdiommu_unmap_clear_pte()
311 		*sf = NULL;  in amdiommu_unmap_clear_pte()
330 	struct sf_buf *sf;  in amdiommu_unmap_buf_locked()  local
360 	for (sf = NULL; size > 0; base += pg_sz, size -= pg_sz) {  in amdiommu_unmap_buf_locked()
362 		    domain->pglvl - 1, flags, &idx, &sf);  in amdiommu_unmap_buf_locked()
367 		    flags, pte, &sf, entry, false);  in amdiommu_unmap_buf_locked()
372 	if (sf != NULL)  in amdiommu_unmap_buf_locked()
373 		iommu_unmap_pgtbl(sf);  in amdiommu_unmap_buf_locked()