618 	struct acpi_gpio_chip *achip = region_context;  in acpi_gpio_adr_space_handler()  local
619 	struct gpio_chip *chip = achip->chip;  in acpi_gpio_adr_space_handler()
628 	status = acpi_buffer_to_resource(achip->conn_info.connection,  in acpi_gpio_adr_space_handler()
629 					 achip->conn_info.length, &ares);  in acpi_gpio_adr_space_handler()
660 		mutex_lock(&achip->conn_lock);  in acpi_gpio_adr_space_handler()
663 		list_for_each_entry(conn, &achip->conns, node) {  in acpi_gpio_adr_space_handler()
680 			list_for_each_entry(event, &achip->events, node) {  in acpi_gpio_adr_space_handler()
694 				mutex_unlock(&achip->conn_lock);  in acpi_gpio_adr_space_handler()
725 				mutex_unlock(&achip->conn_lock);  in acpi_gpio_adr_space_handler()
731 			list_add_tail(&conn->node, &achip->conns);  in acpi_gpio_adr_space_handler()
734 		mutex_unlock(&achip->conn_lock);  in acpi_gpio_adr_space_handler()
748 static void acpi_gpiochip_request_regions(struct acpi_gpio_chip *achip)  in acpi_gpiochip_request_regions()  argument
750 	struct gpio_chip *chip = achip->chip;  in acpi_gpiochip_request_regions()
754 	INIT_LIST_HEAD(&achip->conns);  in acpi_gpiochip_request_regions()
755 	mutex_init(&achip->conn_lock);  in acpi_gpiochip_request_regions()
758 						    NULL, achip);  in acpi_gpiochip_request_regions()
763 static void acpi_gpiochip_free_regions(struct acpi_gpio_chip *achip)  in acpi_gpiochip_free_regions()  argument
765 	struct gpio_chip *chip = achip->chip;  in acpi_gpiochip_free_regions()
777 	list_for_each_entry_safe_reverse(conn, tmp, &achip->conns, node) {  in acpi_gpiochip_free_regions()