Symbol: xr_dtr_rts
drivers/usb/serial/xr_serial.c
1099
.dtr_rts = xr_dtr_rts
drivers/usb/serial/xr_serial.c
685
xr_dtr_rts(port, 0);
drivers/usb/serial/xr_serial.c
687
xr_dtr_rts(port, 1);