430 static int active_cacheline_read_overlap(phys_addr_t cln)  in active_cacheline_read_overlap()  argument
435 		if (radix_tree_tag_get(&dma_active_cacheline, cln, i))  in active_cacheline_read_overlap()
440 static int active_cacheline_set_overlap(phys_addr_t cln, int overlap)  in active_cacheline_set_overlap()  argument
449 			radix_tree_tag_set(&dma_active_cacheline, cln, i);  in active_cacheline_set_overlap()
451 			radix_tree_tag_clear(&dma_active_cacheline, cln, i);  in active_cacheline_set_overlap()
456 static void active_cacheline_inc_overlap(phys_addr_t cln, bool is_cache_clean)  in active_cacheline_inc_overlap()  argument
458 	int overlap = active_cacheline_read_overlap(cln);  in active_cacheline_inc_overlap()
460 	overlap = active_cacheline_set_overlap(cln, ++overlap);  in active_cacheline_inc_overlap()
467 		  ACTIVE_CACHELINE_MAX_OVERLAP, &cln);  in active_cacheline_inc_overlap()
470 static int active_cacheline_dec_overlap(phys_addr_t cln)  in active_cacheline_dec_overlap()  argument
472 	int overlap = active_cacheline_read_overlap(cln);  in active_cacheline_dec_overlap()
474 	return active_cacheline_set_overlap(cln, --overlap);  in active_cacheline_dec_overlap()
480 	phys_addr_t cln = to_cacheline_number(entry);  in active_cacheline_insert()  local
494 	rc = radix_tree_insert(&dma_active_cacheline, cln, entry);  in active_cacheline_insert()
498 		active_cacheline_inc_overlap(cln, entry->is_cache_clean);  in active_cacheline_insert()
499 		existing = radix_tree_lookup(&dma_active_cacheline, cln);  in active_cacheline_insert()
512 	phys_addr_t cln = to_cacheline_number(entry);  in active_cacheline_remove()  local
524 	if (active_cacheline_dec_overlap(cln) < 0)  in active_cacheline_remove()
525 		radix_tree_delete(&dma_active_cacheline, cln);  in active_cacheline_remove()
535 	phys_addr_t cln;  in debug_dma_dump_mappings()  local
545 				cln = to_cacheline_number(entry);  in debug_dma_dump_mappings()
550 					 entry->size, &cln,  in debug_dma_dump_mappings()
567 	phys_addr_t cln;  in dump_show()  local
576 			cln = to_cacheline_number(entry);  in dump_show()
583 				   entry->size, &cln,  in dump_show()