TTY_PORT_KOPENED 675 include/linux/tty.h return test_bit(TTY_PORT_KOPENED, &port->iflags); TTY_PORT_KOPENED 681 include/linux/tty.h set_bit(TTY_PORT_KOPENED, &port->iflags); TTY_PORT_KOPENED 683 include/linux/tty.h clear_bit(TTY_PORT_KOPENED, &port->iflags);