iio_v 28 drivers/power/supply/lego_ev3_battery.c struct iio_channel *iio_v; iio_v 50 drivers/power/supply/lego_ev3_battery.c ret = iio_read_channel_processed(batt->iio_v, &val->intval); iio_v 167 drivers/power/supply/lego_ev3_battery.c batt->iio_v = devm_iio_channel_get(dev, "voltage"); iio_v 168 drivers/power/supply/lego_ev3_battery.c err = PTR_ERR_OR_ZERO(batt->iio_v);