linux-kernel - Re: simultaneous voice/data works (was Re: call/normal switch was Re: omap4-droid4: voice call support was)

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Message-ID: <20180411114339.GA6021@amd>
Date:   Wed, 11 Apr 2018 13:43:40 +0200
From:   Pavel Machek <pavel@....cz>
To:     Tony Lindgren <tony@...mide.com>
Cc:     Dan Williams <dcbw@...hat.com>, Merlijn Wajer <merlijn@...zup.org>,
        Sebastian Reichel <sebastian.reichel@...labora.co.uk>,
        Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Lee Jones <lee.jones@...aro.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linux-omap@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com
Subject: Re: simultaneous voice/data works (was Re: call/normal switch was
 Re: omap4-droid4: voice call support was)

On Tue 2018-04-10 06:50:29, Tony Lindgren wrote:
> * Pavel Machek <pavel@....cz> [180410 11:00]:
> > On Mon 2018-04-09 07:08:47, Tony Lindgren wrote:
> > > * Dan Williams <dcbw@...hat.com> [180408 02:46]:
> > > > On Sat, 2018-04-07 at 14:22 +0200, Pavel Machek wrote:
> > > > > I tried --location-enable-gps-unmanaged , but that did not work for
> > > > > me.
> > > > 
> > > > That requires a TTY that would spit out the GPS data; in this mode MM
> > > > only sends the start/stop commands, and what comes out the GPS TTY is
> > > > undefined (at least by MM).
> > > > 
> > > > So unless you know that one of the 6600's TTYs does GPS and in what
> > > > format it does GPS, then no.
> > > 
> > > There should be a NMEA port within the unknown port range ttyUSB[123].
> > > 
> > > Is there some easy way to enable --location-enable-gps-unmanaged for
> > > testing so I can check if GPS gets enabled for one of the ports?
> > 
> > This should be userful for testing:
> > 
> > Just pass --pds-start-gps and you should get NMEA on stdout.
> 
> Hmm maybe also try to check if enabling the GPS this way starts
> printing something out of /dev/ttyUSB[123]?

No, I did not find anything there :-(.

This combination seems to give me working gps:

sudo src/qmicli/qmicli -d /dev/cdc-wdm0 --pds-start-gps | nc -u 127.0.0.1 5000

/usr/sbin/gpsd -ND 4 udp://127.0.0.1:5000

Best regards,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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