serial8250_do_startup 178 drivers/tty/serial/8250/8250_aspeed_vuart.c rc = serial8250_do_startup(uart_port); serial8250_do_startup 197 drivers/tty/serial/8250/8250_mtk.c return serial8250_do_startup(port); serial8250_do_startup 2341 drivers/tty/serial/8250/8250_port.c EXPORT_SYMBOL_GPL(serial8250_do_startup); serial8250_do_startup 2347 drivers/tty/serial/8250/8250_port.c return serial8250_do_startup(port); serial8250_do_startup 159 include/linux/serial_8250.h extern int serial8250_do_startup(struct uart_port *port);