linux-kernel - RE: [PATCHv2 1/4] modem_shm: Add Modem Access Framework

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Message-ID: <F45880696056844FA6A73F415B568C695B0E797057@EXDCVYMBSTM006.EQ1STM.local>
Date:	Thu, 9 Aug 2012 12:14:03 +0200
From:	Arun MURTHY <arun.murthy@...ricsson.com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Sjur BRENDELAND <sjur.brandeland@...ricsson.com>
Subject: RE: [PATCHv2 1/4] modem_shm: Add Modem Access Framework

> > On Wed, Aug 08, 2012 at 05:36:05AM +0200, Arun MURTHY wrote:
> > > > On Tue, Aug 07, 2012 at 12:24:28PM +0530, Arun Murthy wrote:
> > > > > Adds Modem Access Framework, which allows for registering
> > > > > platform
> > > > specific
> > > > > modem access mechanisms. The framework also exposes APIs for
> > > > > client
> > > > drivers
> > > > > for getting and releasing access to modem, regardless of the
> > > > underlying
> > > > > platform specific access mechanism.
> > > >
> > > > The term "modems" here has a lot of legacy connotations.  First of
> > > > which is, userspace handles this today as tty devices, why aren't
> > > > you doing the same here?  Why does this have to be something
> > > > "special"?
> > > >
> > >
> > > The main focus over there the modem IPC.
> >
> > Over where?
> >
> > What "modem IPC"?
> >
> 
> I mean the dir which is added in this patch, "modem_shm" is added to have a
> separate list of such modem access drivers.

The modem that I am referring to is an on chip modem in embedded platforms.
Applications of these being mobile, tablets etc.
So the APE and modem resides on a single chip.

Thanks and Regards,
Arun R Murthy
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