38 /* returns 0 if the split timeout handler is already running */
521 	struct fw_address_handler *handler;  in lookup_overlapping_address_handler()  local
523 	list_for_each_entry_rcu(handler, list, link) {  in lookup_overlapping_address_handler()
524 		if (handler->offset < offset + length &&  in lookup_overlapping_address_handler()
525 		    offset < handler->offset + handler->length)  in lookup_overlapping_address_handler()
526 			return handler;  in lookup_overlapping_address_handler()
532 static bool is_enclosing_handler(struct fw_address_handler *handler,  in is_enclosing_handler()  argument
535 	return handler->offset <= offset &&  in is_enclosing_handler()
536 		offset + length <= handler->offset + handler->length;  in is_enclosing_handler()
542 	struct fw_address_handler *handler;  in lookup_enclosing_address_handler()  local
544 	list_for_each_entry_rcu(handler, list, link) {  in lookup_enclosing_address_handler()
545 		if (is_enclosing_handler(handler, offset, length))  in lookup_enclosing_address_handler()
546 			return handler;  in lookup_enclosing_address_handler()
574 	struct fw_address_handler *handler = container_of(kref, struct fw_address_handler, kref);  in complete_address_handler()  local
576 	complete(&handler->done);  in complete_address_handler()
579 static void get_address_handler(struct fw_address_handler *handler)  in get_address_handler()  argument
581 	kref_get(&handler->kref);  in get_address_handler()
584 static int put_address_handler(struct fw_address_handler *handler)  in put_address_handler()  argument
586 	return kref_put(&handler->kref, complete_address_handler);  in put_address_handler()
591  * @handler:	callback
594  * region->start, ->end, and handler->length have to be quadlet-aligned.
604  * The start offset of the handler's address region is determined by
605  * fw_core_add_address_handler() and is returned in handler->offset.
609 int fw_core_add_address_handler(struct fw_address_handler *handler,  in fw_core_add_address_handler()  argument
618 	    handler->length & 3 ||  in fw_core_add_address_handler()
619 	    handler->length == 0)  in fw_core_add_address_handler()
624 	handler->offset = region->start;  in fw_core_add_address_handler()
625 	while (handler->offset + handler->length <= region->end) {  in fw_core_add_address_handler()
626 		if (is_in_fcp_region(handler->offset, handler->length))  in fw_core_add_address_handler()
631 					 handler->offset, handler->length);  in fw_core_add_address_handler()
633 			handler->offset += other->length;  in fw_core_add_address_handler()
635 			init_completion(&handler->done);  in fw_core_add_address_handler()
636 			kref_init(&handler->kref);  in fw_core_add_address_handler()
637 			list_add_tail_rcu(&handler->link, &address_handler_list);  in fw_core_add_address_handler()
648  * fw_core_remove_address_handler() - unregister an address handler
649  * @handler: callback
653  * When fw_core_remove_address_handler() returns, @handler->callback() is
656 void fw_core_remove_address_handler(struct fw_address_handler *handler)  in fw_core_remove_address_handler()  argument
659 		list_del_rcu(&handler->link);  in fw_core_remove_address_handler()
663 	if (!put_address_handler(handler))  in fw_core_remove_address_handler()
664 		wait_for_completion(&handler->done);  in fw_core_remove_address_handler()
951 	struct fw_address_handler *handler;  in handle_exclusive_region_request()  local
961 		handler = lookup_enclosing_address_handler(&address_handler_list, offset,  in handle_exclusive_region_request()
963 		if (handler)  in handle_exclusive_region_request()
964 			get_address_handler(handler);  in handle_exclusive_region_request()
967 	if (!handler) {  in handle_exclusive_region_request()
973 	handler->address_callback(card, request, tcode, destination, source, p->generation, offset,  in handle_exclusive_region_request()
974 				  request->data, request->length, handler->callback_data);  in handle_exclusive_region_request()
975 	put_address_handler(handler);  in handle_exclusive_region_request()
987 	struct fw_address_handler *handler, **handlers;  in handle_fcp_region_request()  local
1013 		list_for_each_entry_rcu(handler, &address_handler_list, link) {  in handle_fcp_region_request()
1014 			if (is_enclosing_handler(handler, offset, request->length)) {  in handle_fcp_region_request()
1041 				get_address_handler(handler);  in handle_fcp_region_request()
1042 				handlers[count++] = handler;  in handle_fcp_region_request()
1048 		handler = handlers[i];  in handle_fcp_region_request()
1049 		handler->address_callback(card, request, tcode, destination, source,  in handle_fcp_region_request()
1051 					  request->length, handler->callback_data);  in handle_fcp_region_request()
1052 		put_address_handler(handler);  in handle_fcp_region_request()
1164 	 * The response handler may be executed while the request handler  in fw_core_handle_response()
1165 	 * is still pending.  Cancel the request handler.  in fw_core_handle_response()