tag	line	file	source code
SERIAL_TYPE_NORMAL	2626	drivers/char/cyclades.c	if (tty->driver.subtype == SERIAL_TYPE_NORMAL)
SERIAL_TYPE_NORMAL	2780	drivers/char/cyclades.c	cy_serial_driver.subtype = SERIAL_TYPE_NORMAL;
SERIAL_TYPE_NORMAL	2394	drivers/char/serial.c	if (tty->driver.subtype == SERIAL_TYPE_NORMAL)
SERIAL_TYPE_NORMAL	2693	drivers/char/serial.c	serial_driver.subtype = SERIAL_TYPE_NORMAL;