Lines Matching defs:handler

38 /* returns 0 if the split timeout handler is already running */
565 	struct fw_address_handler *handler;
567 	list_for_each_entry_rcu(handler, list, link) {
568 		if (handler->offset < offset + length &&
569 		    offset < handler->offset + handler->length)
570 			return handler;
576 static bool is_enclosing_handler(struct fw_address_handler *handler,
579 	return handler->offset <= offset &&
580 		offset + length <= handler->offset + handler->length;
586 	struct fw_address_handler *handler;
588 	list_for_each_entry_rcu(handler, list, link) {
589 		if (is_enclosing_handler(handler, offset, length))
590 			return handler;
618 	struct fw_address_handler *handler = container_of(kref, struct fw_address_handler, kref);
620 	complete(&handler->done);
623 static void get_address_handler(struct fw_address_handler *handler)
625 	kref_get(&handler->kref);
628 static int put_address_handler(struct fw_address_handler *handler)
630 	return kref_put(&handler->kref, complete_address_handler);
635  * @handler:	callback
638  * region->start, ->end, and handler->length have to be quadlet-aligned.
648  * The start offset of the handler's address region is determined by
649  * fw_core_add_address_handler() and is returned in handler->offset.
653 int fw_core_add_address_handler(struct fw_address_handler *handler,
662 	    handler->length & 3 ||
663 	    handler->length == 0)
668 	handler->offset = region->start;
669 	while (handler->offset + handler->length <= region->end) {
670 		if (is_in_fcp_region(handler->offset, handler->length))
675 					 handler->offset, handler->length);
677 			handler->offset += other->length;
679 			init_completion(&handler->done);
680 			kref_init(&handler->kref);
681 			list_add_tail_rcu(&handler->link, &address_handler_list);
692  * fw_core_remove_address_handler() - unregister an address handler
693  * @handler: callback
697  * When fw_core_remove_address_handler() returns, @handler->callback() is
700 void fw_core_remove_address_handler(struct fw_address_handler *handler)
703 		list_del_rcu(&handler->link);
707 	if (!put_address_handler(handler))
708 		wait_for_completion(&handler->done);
995 	struct fw_address_handler *handler;
1005 		handler = lookup_enclosing_address_handler(&address_handler_list, offset,
1007 		if (handler)
1008 			get_address_handler(handler);
1011 	if (!handler) {
1017 	handler->address_callback(card, request, tcode, destination, source, p->generation, offset,
1018 				  request->data, request->length, handler->callback_data);
1019 	put_address_handler(handler);
1031 	struct fw_address_handler *handler, **handlers;
1057 		list_for_each_entry_rcu(handler, &address_handler_list, link) {
1058 			if (is_enclosing_handler(handler, offset, request->length)) {
1085 				get_address_handler(handler);
1086 				handlers[count++] = handler;
1092 		handler = handlers[i];
1093 		handler->address_callback(card, request, tcode, destination, source,
1095 					  request->length, handler->callback_data);
1096 		put_address_handler(handler);
1200 	 * The response handler may be executed while the request handler
1201 	 * is still pending.  Cancel the request handler.