Lines Matching defs:calibration
124 * proper reference points for calibration.
374 * @calibration: whether to use absolute or ratiometric calibration
378 * calibration: 0, 1, 2, 4, 5.
383 enum vadc_calibration calibration;
398 * @graph: linear calibration parameters for absolute and
471 * to do ratiometric calibration) this doesn't seem to work
576 * for the channel, but during calibration we need to modify this
594 /* Common reference channel calibration */
619 dev_info(adc->dev, "absolute calibration dx = %d uV, dy = %d units\n",
622 /* Ratiometric calibration */
642 dev_info(adc->dev, "ratiometric calibration dx = %d, dy = %d units\n",
671 &adc->graph[ch->calibration],
673 (ch->calibration == VADC_CALIB_ABSOLUTE),
776 /* Everyone seems to use absolute calibration except in special cases */
777 ch->calibration = VADC_CALIB_ABSOLUTE;
782 ch->calibration = VADC_CALIB_RATIOMETRIC;