Symbol: SERIAL8250_PORT_FLAGS
drivers/tty/serial/8250/8250.h
110
#define SERIAL8250_PORT(_base, _irq) SERIAL8250_PORT_FLAGS(_base, _irq, 0)
drivers/tty/serial/8250/8250_fourport.c
13
SERIAL8250_PORT_FLAGS(_base, _irq, UPF_FOURPORT)