2011/1/5 Aki Niemi <[email protected]>

> Hi Marit,
>
> 2010/12/17 Marit Henriksen <[email protected]>:
> > From: Marit Henriksen <[email protected]>
> >
> > Signal strength is set to -1 whenever registration status changes
> > and differs from registered or roaming. When registration status
> > changes again to registered or roaming, the signal strength needs to
> > be updated, added query towards driver to get it.
>
> Typically the modem updates signal strength along with registration
> status.  What are you trying to achieve here?  Is this to avoid
> problems caused by reordering, i.e., ofono_netreg_strength_notify()
> getting called before ofono_netreg_status_notify()?
>
>
The STE modem does not seem to behave like you describe, updating
signal strength along with registration status. We use CIEV for
signal strength updates, and when testing I observed that registration
status was often changed without signal strength being updated (got CREG
but not CIEV from modem). So ofono_netreg_status_notify() was called
several times (and with states different from registered or roaming) without

ofono_netreg_strength_notify() being called. Thus signal_strength was set
to -1, and the Strength property was not reported.



<snip>
>
> > @@ -1319,6 +1332,9 @@ void ofono_netreg_status_notify(struct ofono_netreg
> *netreg, int status,
> >                if (netreg->driver->current_operator)
> >                        netreg->driver->current_operator(netreg,
> >                                        current_operator_callback,
> netreg);
>
> Add extra line feed here.
>

I'll send a new patch.

regards, Marit

>
> > +               if (netreg->driver->strength)
> > +                       netreg->driver->strength(netreg,
> > +                                       signal_strength_callback,
> netreg);
> >        } else {
> >                struct ofono_error error;
> >
>
> Cheers,
> Aki
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