{
int mp_max = -64, max_idx = 0;
int mp_min = 63, min_idx = 0;
- int mp_avg = 0, i, outlier_idx = 0;
+ int mp_avg = 0, i, outlier_idx = 0, mp_count = 0;
/* find min/max mismatch across all calibrated gains */
for (i = 0; i < nmeasurement; i++) {
- mp_avg += mp_coeff[i];
if (mp_coeff[i] > mp_max) {
mp_max = mp_coeff[i];
max_idx = i;
/* find average (exclude max abs value) */
for (i = 0; i < nmeasurement; i++) {
if ((abs(mp_coeff[i]) < abs(mp_max)) ||
- (abs(mp_coeff[i]) < abs(mp_min)))
+ (abs(mp_coeff[i]) < abs(mp_min))) {
mp_avg += mp_coeff[i];
+ mp_count++;
+ }
}
- mp_avg /= (nmeasurement - 1);
+
+ /*
+ * finding mean magnitude/phase if possible, otherwise
+ * just use the last value as the mean
+ */
+ if (mp_count)
+ mp_avg /= mp_count;
+ else
+ mp_avg = mp_coeff[nmeasurement - 1];
/* detect outlier */
if (abs(mp_max - mp_min) > max_delta) {