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drivers: report error_count in drivers where possible

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Andrew Tridgell
2013-09-12 09:26:49 +02:00
committed by Lorenz Meier
parent c9b8a019ea
commit 4893509344
9 changed files with 19 additions and 14 deletions
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src/drivers/ets_airspeed/ets_airspeed.cpp
+11 -10
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@@ -153,35 +153,36 @@ ETSAirspeed::collect()
ret = transfer(nullptr, 0, &val[0], 2);
if (ret < 0) {
log("error reading from sensor: %d", ret);
perf_count(_comms_errors);
return ret;
}
uint16_t diff_pres_pa = val[1] << 8 | val[0];
if (diff_pres_pa == 0) {
// a zero value means the pressure sensor cannot give us a
// value. We need to return, and not report a value or the
// caller could end up using this value as part of an
// average
log("zero value from sensor");
return -1;
// a zero value means the pressure sensor cannot give us a
// value. We need to return, and not report a value or the
// caller could end up using this value as part of an
// average
perf_count(_comms_errors);
log("zero value from sensor");
return -1;
}
if (diff_pres_pa < _diff_pres_offset + MIN_ACCURATE_DIFF_PRES_PA) {
diff_pres_pa = 0;
} else {
diff_pres_pa -= _diff_pres_offset;
}
// Track maximum differential pressure measured (so we can work out top speed).
if (diff_pres_pa > _max_differential_pressure_pa) {
_max_differential_pressure_pa = diff_pres_pa;
_max_differential_pressure_pa = diff_pres_pa;
}
// XXX we may want to smooth out the readings to remove noise.
differential_pressure_s report;
report.timestamp = hrt_absolute_time();
report.error_count = perf_event_count(_comms_errors);
report.differential_pressure_pa = diff_pres_pa;
report.voltage = 0;
report.max_differential_pressure_pa = _max_differential_pressure_pa;
@@ -209,7 +210,7 @@ ETSAirspeed::cycle()
/* perform collection */
if (OK != collect()) {
log("collection error");
perf_count(_comms_errors);
/* restart the measurement state machine */
start();
return;