282 	struct tioce_dmamap *map;  in tioce_alloc_map()  local
350 	map = kzalloc(sizeof(struct tioce_dmamap), GFP_ATOMIC);  in tioce_alloc_map()
351 	if (!map)  in tioce_alloc_map()
364 	map->refcnt = 1;  in tioce_alloc_map()
365 	map->nbytes = nates * pagesize;  in tioce_alloc_map()
366 	map->ct_start = ct_addr & ~ATE_PAGEMASK(pagesize);  in tioce_alloc_map()
367 	map->pci_start = bus_base + (i * pagesize);  in tioce_alloc_map()
368 	map->ate_hw = &ate_reg[i];  in tioce_alloc_map()
369 	map->ate_shadow = &ate_shadow[i];  in tioce_alloc_map()
370 	map->ate_count = nates;  in tioce_alloc_map()
372 	list_add(&map->ce_dmamap_list, &ce_kern->ce_dmamap_list);  in tioce_alloc_map()
374 	return (map->pci_start + (ct_addr - map->ct_start));  in tioce_alloc_map()
484 		struct tioce_dmamap *map;  in tioce_dma_unmap()  local
486 		list_for_each_entry(map, &ce_kern->ce_dmamap_list,  in tioce_dma_unmap()
490 			last = map->pci_start + map->nbytes - 1;  in tioce_dma_unmap()
491 			if (bus_addr >= map->pci_start && bus_addr <= last)  in tioce_dma_unmap()
495 		if (&map->ce_dmamap_list == &ce_kern->ce_dmamap_list) {  in tioce_dma_unmap()
499 		} else if (--map->refcnt == 0) {  in tioce_dma_unmap()
500 			for (i = 0; i < map->ate_count; i++) {  in tioce_dma_unmap()
501 				map->ate_shadow[i] = 0;  in tioce_dma_unmap()
502 				tioce_mmr_storei(ce_kern, &map->ate_hw[i], 0);  in tioce_dma_unmap()
505 			list_del(&map->ce_dmamap_list);  in tioce_dma_unmap()
506 			kfree(map);  in tioce_dma_unmap()
530 	struct tioce_dmamap *map;  in tioce_do_dma_map()  local
564 	list_for_each_entry(map, &ce_kern->ce_dmamap_list, ce_dmamap_list) {  in tioce_do_dma_map()
567 		last = map->ct_start + map->nbytes - 1;  in tioce_do_dma_map()
568 		if (ct_addr >= map->ct_start &&  in tioce_do_dma_map()
570 		    map->pci_start <= dma_mask) {  in tioce_do_dma_map()
571 			map->refcnt++;  in tioce_do_dma_map()
572 			mapaddr = map->pci_start + (ct_addr - map->ct_start);  in tioce_do_dma_map()