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 <[email protected]> [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
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