Lines Matching defs:calibration
124 * proper reference points for calibration.
374 * @calibration: whether to use absolute or ratiometric calibration
377 * calibration: 0, 1, 2, 4, 5.
382 enum vadc_calibration calibration;
397 * @graph: linear calibration parameters for absolute and
470 * to do ratiometric calibration) this doesn't seem to work
575 * for the channel, but during calibration we need to modify this
593 /* Common reference channel calibration */
618 dev_info(adc->dev, "absolute calibration dx = %d uV, dy = %d units\n",
621 /* Ratiometric calibration */
641 dev_info(adc->dev, "ratiometric calibration dx = %d, dy = %d units\n",
670 &adc->graph[ch->calibration],
672 (ch->calibration == VADC_CALIB_ABSOLUTE),
775 /* Everyone seems to use absolute calibration except in special cases */
776 ch->calibration = VADC_CALIB_ABSOLUTE;
781 ch->calibration = VADC_CALIB_RATIOMETRIC;