Re: WIP Droid 4 voice calls, GNSS & PM with a TS 27.010 serdev driver
From: Pavel Machek
Date: Wed Jan 16 2019 - 08:48:30 EST
> > > > I did a quick test in my config... and it did not break my old setup
> > > > -- voice calls still work when set up over USB and with manual mixer
> > > > setup. That was good surprise.
> > >
> > > OK good to hear. Using the n_gsm port instead of USB during idle
> > > has a major PM advantage as the SoC can hit retention during idle
> > > while still connected to the modem and getting notifications.
> > >
> > > So looks like during idle we can keep USB in autosuspend mode with
> > > something like the below shell script function.
> > Yes, I should really start using serials instead of USB. But... I have
> > working ofono there, and was using that phone and am little short on
> > time at the moment.
> Hopefully adding support to ofono and modemmanager to use use
> /dev/motmdm1 for calls should be quite trivial now.
"quite trivial" does not mix with ofono. I did parts and it is still
not finished. At the moment, I do not have enough working SIM cards to
test everything. Feel free to help :-).
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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