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    SubjectRe: call/normal switch was Re: omap4-droid4: voice call support was
    On Sat 2018-03-31 21:46:16, Pavel Machek wrote:
    > On Sat 2018-03-31 21:19:39, Pavel Machek wrote:
    > > On Sat 2018-03-31 11:19:35, Tony Lindgren wrote:
    > > > * Pavel Machek <pavel@ucw.cz> [180331 14:56]:
    > > > > Hi!
    > > > >
    > > > > > Hmm well I got audio call hacked to work as a proof of concept hack,
    > > > > > see below. Maybe it can be used to verify some of the assumptions
    > > > > > above.
    > > > > >
    > > > > > Then.. To split the work a bit, can you guys maybe try to decode
    > > > > > the cpcap register values and try to do a proper ASoC driver patch?
    > > > >
    > > > > This is not proper patch yet, but it should be a step in that
    > > > > direction...
    > > >
    > > > Cool :) Microphone still does not work for me.. I tried tweaking
    > > > the alsamixer settings but no mic. This is with cold boot with
    > > > droid4-kexecboot if that might make a difference, we may have
    > > > some register uninitialized somewhere. Any ideas?
    > >
    > > Ok, I was focusing on the speaker side.
    > >
    > > alsamixer, tab to go to capture settings, set it to 37 37 Mic2 Mic1
    > > should work, according to my notes, but not recently tested and not
    > > tested against real human.
    > >
    > > I'll attempt to test it, but something in my userland shuts down
    > > system just after boot 60% of time, which is rather annoying.
    >
    > Hmm. So I tried again, and setting Mic1 and back in the capture
    > settings crashed the modem. Bang, disconnected from the USB.

    Next try, and it worked this time.

    _Before the call_, set mode to Normal and then Call. Then go to
    capture, and set 100 100 Mic2 Mic1. Then place a call,

    AT+CFUN=1
    OK
    ATD6;

    If you change Mic1 setting, GSM modem will likely crash.

    Good luck,
    Pavel

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