linux-kernel - Re: [PATCHv6 0/6] n_gsm serdev support and GNSS driver for droid4

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Message-ID: <20200430222605.GA10922@duo.ucw.cz>
Date:   Fri, 1 May 2020 00:26:05 +0200
From:   Pavel Machek <pavel@...x.de>
To:     Tony Lindgren <tony@...mide.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Johan Hovold <johan@...nel.org>, Rob Herring <robh@...nel.org>,
        Alan Cox <gnomes@...rguk.ukuu.org.uk>,
        Lee Jones <lee.jones@...aro.org>, Jiri Slaby <jslaby@...e.cz>,
        Merlijn Wajer <merlijn@...zup.org>,
        Peter Hurley <peter@...leysoftware.com>,
        Sebastian Reichel <sre@...nel.org>,
        linux-serial@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCHv6 0/6] n_gsm serdev support and GNSS driver for droid4


> My guess is that at least with the pending ofono patches, we just
> want to use the raw interface for /dev/gsmtty* interface and stop
> pretending we have a modem that is AT compatible.

I tried to get it to work... it was not fun and I did not get far.

I pushed my results...

user@...uan:/my/ofono$ git push
Counting objects: 10, done.
Delta compression using up to 2 threads.
Compressing objects: 100% (10/10), done.
Writing objects: 100% (10/10), 1.17 KiB | 0 bytes/s, done.
Total 10 (delta 8), reused 0 (delta 0)
remote: Resolving deltas: 100% (8/8), completed with 8 local objects.
To github.com:pavelmachek/ofono.git
   fd34ca20..9042014b  mux-v1.29-1 -> mux-v1.29-1

Best regards,
								Pavel

ofonod[12922]: drivers/atmodem/network-registration.c:at_netreg_probe() Probing creg
Have command of length 9 (AT+CREG=?)
 or ^z 
ofonod[12922]: Voice: > U0000AT+FOO\r
ofonod[12922]: InSMS: > U0000AT+FOO\r
ofonod[12922]: OutSMS: > U0000AT+FOO\r
ofonod[12922]: Voice: < U0000+FOO:ERROR=9\n
new bytes 18
Have line: U0000+FOO:ERROR=9
Last character is 13
command response: U0000+FOO:ERROR=9
ofonod[12922]: plugins/motmdm.c:foo_cb() 
handle command response
ofonod[12922]: Voice: > U0000AT+SCRN=0\r
ofonod[12922]: OutSMS: < U0000+FOO:ERROR=9\n
new bytes 18
Have line: U0000+FOO:ERROR=9
Last character is 13
command response: U0000+FOO:ERROR=9
ofonod[12922]: plugins/motmdm.c:foo_cb() 
handle command response
ofonod[12922]: InSMS: < U0000+FOO:ERROR=9\n
new bytes 18
Have line: U0000+FOO:ERROR=9
Last character is 13
command response: U0000+FOO:ERROR=9
ofonod[12922]: plugins/motmdm.c:foo_cb() 
ofonod[12922]: plugins/motmdm.c:foo_cb() All channels working
handle command response
ofonod[12922]: Voice: < U0000+SCRN:OK\n
new bytes 14
Have line: U0000+SCRN:OK
Last character is 13
command response: U0000+SCRN:OK
ofonod[12922]: plugins/motmdm.c:scrn_cb() 
handle command response
ofonod[12922]: Voice: > U0000AT+CFUN=1\r
ofonod[12922]: Voice: < U0000+CFUN:OK\n
new bytes 14
Have line: U0000+CFUN:OK
Last character is 13
command response: U0000+CFUN:OK
ofonod[12922]: plugins/motmdm.c:cfun_cb() 
handle command response
ofonod[12922]: Voice: > U0000AT+CLIP=1\r
ofonod[12922]: Voice: < U0000+CLIP:OK\n
new bytes 14
Have line: U0000+CLIP:OK
Last character is 13
command response: U0000+CLIP:OK
handle command response
ofonod[12922]: Voice: > U0000AT+CCWA=1\r
ofonod[12922]: Voice: < U0000+CCWA:OK\n
new bytes 14
Have line: U0000+CCWA:OK
Last character is 13
command response: U0000+CCWA:OK
ofonod[12922]: drivers/motorolamodem/voicecall.c:motorola_voicecall_initialized() voicecall_init: registering to notifications



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

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