au_serial_in      184 drivers/tty/serial/8250/8250_early.c unsigned int au_serial_in(struct uart_port *p, int offset);
au_serial_in      189 drivers/tty/serial/8250/8250_early.c 	dev->port.serial_in = au_serial_in;
au_serial_in      496 drivers/tty/serial/8250/8250_port.c 		p->serial_in = au_serial_in;