use_external_ref 478 drivers/iio/adc/ad7291.c if (pdata && pdata->use_external_ref) { use_external_ref 498 drivers/iio/adc/ad7291.c if (pdata && pdata->use_external_ref) use_external_ref 227 drivers/iio/dac/ad7303.c if (pdata && pdata->use_external_ref) use_external_ref 10 include/linux/platform_data/ad7291.h bool use_external_ref; use_external_ref 17 include/linux/platform_data/ad7303.h bool use_external_ref;