mtk8250_runtime_suspend  559 drivers/tty/serial/8250/8250_mtk.c 	mtk8250_runtime_suspend(&pdev->dev);
mtk8250_runtime_suspend  607 drivers/tty/serial/8250/8250_mtk.c 	SET_RUNTIME_PM_OPS(mtk8250_runtime_suspend, mtk8250_runtime_resume,