NISTC_AI_STOP_POLARITY 2221 drivers/staging/comedi/drivers/ni_mio_common.c start_stop_select |= NISTC_AI_STOP_POLARITY | NISTC_AI_STOP_POLARITY 2257 drivers/staging/comedi/drivers/ni_mio_common.c start_stop_select |= NISTC_AI_STOP_POLARITY |