fix cal_linearity_binary()

diff --git a/comedi_calibrate/comedi_calibrate.c b/comedi_calibrate/comedi_calibrate.c
index f9fef0b99548524ad9e09684a35ac849beb1b32b..63cbae66ecd190156c086cf76225388f6ffc9f6a 100644 (file)
--- a/comedi_calibrate/comedi_calibrate.c
+++ b/comedi_calibrate/comedi_calibrate.c
@@ -538,7 +538,7 @@ void cal_relative_binary( calibration_setup_t *setup, int obs1, int obs2, int da
        unsigned int chanspec2 = setup->observables[obs2].observe_insn.chanspec;
        unsigned int bit;
 
-       DPRINT(0,"postgain binary: %s, %s\n", setup->observables[obs1].name,
+       DPRINT(0,"relative binary: %s, %s\n", setup->observables[obs1].name,
                setup->observables[obs2].name);
 
        x0 = x1 = x2 = 0;
@@ -642,7 +642,7 @@ void cal_linearity_binary( calibration_setup_t *setup, int obs1, int obs2, int o
        sv3.settling_time_ns = setup->settling_time_ns;
        new_sv_measure( setup->dev, &sv3);
 
-       y0 = sv1.average - sv2.average;
+       y0 = ( sv3.average - sv2.average ) / ( sv2.average - sv1.average );
        y1 = y2 = y0;
 
        bit = 1;