ad5421_write 363 drivers/iio/dac/ad5421.c return ad5421_write(indio_dev, AD5421_REG_DAC_DATA, val); ad5421_write 369 drivers/iio/dac/ad5421.c return ad5421_write(indio_dev, AD5421_REG_OFFSET, val); ad5421_write 374 drivers/iio/dac/ad5421.c return ad5421_write(indio_dev, AD5421_REG_GAIN, val);