On Sun, Nov 22, 2009 at 03:21:27PM +0100, Marcel Holtmann wrote:
> Hi Andrzej,
> 
> > > I am currently working on the implementation of
> > > the basics I found out about the protocol. I split the whole code into
> > > two projects: msmcommd and libmsmcomm. msmcommd is a daemon which does
> > > all the link layer protocol handling which is required to speak probably
> > > with the modem. The library libmsmcomm is an easy utilitiy to format
> > > the different messages type and decode them on receive.
> > >
> > > The link layer part is nearly done. Establishment of a link should work
> > > and on the handling of sending and receiving data I am currently
> > > working.
> > >
> > > When libmsmcomm and msmcommd are done I have the plan to open from
> > > fsogsmd a network channel to msmcommd and send all my telephony commands
> > > to msmcommd whichs put them into link layer frames and sends them to the
> > > modem.
> > 
> > I like the idea of libmsmcomm as a library, this means it may be easy
> > in the future to make an oFono plugin linked against the library.  I
> > don't think having a separate daemon and another communication channel
> > between what is eventually a dialer or sms app, and the modem is such
> > a good idea (with the D-Bus socket, D-Bus daemon, FSO and serial
> > driver already there)
> 
> I do think that a native integration directly into the oFono source code
> as msmmodem might be better. However the second daemon solution is
> stupid and causes too much overhead.
> 
> Also I did look into the QMI stuff a little bit and I think we might
> have to actually create a QMI subsystem in the Linux kernel like we have
> for Phonet since with USB the network interface and the management
> interface do share endpoints as far as I can tell so far.

Whats QMI? Never heard about it.