Re: [PATCH 0/3] Add initial support for BQ Aquaris X5

Pavel Machek
2021-02-02T13:18:37Z

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Hi!

> > > > How close are you to having useful phone calls?
> > >
> > > You can do phone calls (with audio) and you can use mobile data, if you
> > > have the patches for that. :) I'm trying to find time to finish up the
> > > drivers needed for that, but I've been a bit short on time lately.
> >
> > > Most of the functionality is packaged in postmarketOS [1] and you can
> > > find a list of the devices in the postmarketOS wiki [2]. Especially
> > > the ones in the "community" category are quite similar in terms of
> > > working functionality.
> >
> > I know about postmarketOS (I even contributed a bit some time ago),
> > and watch it from time to time. Currently I'm using old Nokia 6151 for
> > phone calls, but would not mind switching. Work is ongoing in Droid 4
> > land -- phone calls are also "almost there". But the almost seems to
> > be a lot of work :-(.
> >
>
> It's fairly simple on Qualcomm SoCs once audio DSP and modem are working
> (which is not that simple). I basically just tell the audio DSP to
> stream voice call audio to the audio ports and then it does that without
> involving the kernel.
>
> It seems to work quite well, so far no one complained about quality or
> something like that. Not sure if anyone is actively using it already
> though :)

Ok, thanks for info :-).

> The work left is mainly making the driver more generic so it can work on
> other Qualcomm SoCs as well (right now I have some things hardcoded).
> Also, I still haven't fully figured out what is the best way to
> integrate it into ASoC/UCM/..., so that it can be easily activated when
> starting a voice call.

On droid 4, we use mixer settings to configure audio system for a
call. Maemo Leste has some kind of component to automatically adjust
mixers when call is started. We use ofonod.

Best regards,
Pavel
--
http://www.livejournal.com/~pavelmachek

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