From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcel Holtmann Subject: RE: [PATCH net-next-2.6 00/13] net-caif: introducing CAIF protocol stack Date: Fri, 22 Jan 2010 11:19:21 +0100 Message-ID: <1264155561.3469.42.camel@violet> References: <1264028130-14364-1-git-send-email-sjur.brandeland@stericsson.com> <1264153397.3469.33.camel@violet> <61D8D34BB13CFE408D154529C120E07903232096@eseldmw101.eemea.ericsson.se> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, davem@davemloft.net, stefano.babic@babic.homelinux.org, randy.dunlap@oracle.com To: Sjur =?ISO-8859-1?Q?Br=E6ndeland?= Return-path: Received: from senator.holtmann.net ([87.106.208.187]:59952 "EHLO mail.holtmann.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754466Ab0AVKSV (ORCPT ); Fri, 22 Jan 2010 05:18:21 -0500 In-Reply-To: <61D8D34BB13CFE408D154529C120E07903232096@eseldmw101.eemea.ericsson.se> Sender: netdev-owner@vger.kernel.org List-ID: Hi Sjur, > >> This patch-set introduces the CAIF protocol Stack. > >> > >> The "Communication CPU to Application CPU Interface" (CAIF) is a > >> packet based connection-oriented MUX protocol developed by > >> ST-Ericsson for use with its modems. > >> > >> * CAIF provides a socket interface which can be used to open virtual > >> AT channels, create and configure GPRS Data connections. > >> > >> * A CAIF Network device is also provided for GPRS access. > >> This interface can be managed with socket IOCTLs or RTNL. > >> > >> * A kernel interface is provided allowing Kernel modules to use CAIF. > >> > >> * A serial link layer layer implemented as a line discipline is > >> currently implemented. Other link interfaces may be contributed at > >> a later stage. > > > > any details on potential USB, SPI or SDIO drivers? > > We have a SPI driver that we could contribute, > but I think it might need some more work before submitting it. > Also I think it would be good to have this patch set accepted before we > start on SPI. personally I would like to see the SPI driver. So that we get a feeling on how the low-level hardware abstraction has been done. And what are the difference between the busses. Also it doesn't have to be part of this patch set. Just send it as RFC for review/reference. Submit early is always a good idea. Regards Marcel