From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [RFC][DRAFT] TODO list for TI DSP BRIDGE Date: Tue, 19 Aug 2008 09:20:34 +0300 Message-ID: <20080819062020.GC17276@atomide.com> References: <20080818.180829.145776296.Hiroshi.DOYU@nokia.com> <5d5443650808181020l19e9bce2g9ccb59979f626a93@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-01-bos.mailhop.org ([63.208.196.178]:54674 "EHLO mho-01-bos.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752909AbYHSGUl (ORCPT ); Tue, 19 Aug 2008 02:20:41 -0400 Content-Disposition: inline In-Reply-To: <5d5443650808181020l19e9bce2g9ccb59979f626a93@mail.gmail.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Trilok Soni Cc: "Pasam, Vijay" , Hiroshi DOYU , linux-omap@vger.kernel.org, "Woodruff, Richard" , felipe.contreras@gmail.com, siarhei.siamashka@nokia.com, "Ramirez Luna, Omar" , "Gupta, Ramesh" , "Kanigeri, Hari" * Trilok Soni [080818 20:21]: > Hi Vijay, > > On Mon, Aug 18, 2008 at 10:42 PM, Pasam, Vijay wrote: > > Hi Hiroshi, > > > >> Yes, "dspgateway" won't support OMAP3 but if I remember > >> correctly that TWL is already in OMAP2? and also does Camera > >> use the same mechanism of this MMU? This may be benefit or a > >> must, I guess.. > > > > I agree. If we are certain that camera driver or some other driver uses > > MMU the same way bridge does and the MMU architecture is the same, it > > makes sense to make this generic code. My point is that if DSPGateway > > doesn't use TWL, it will not benefit from using the Bridge MMU code > > which has TWL enabled. > > > > I think recently some one from TI posted OMAP3 camera driver at > linux-v4l2 mailing list and which I think was using camera MMU, but > not the common MMU framework it seems from the description. They > should first start converting to the common MMU infrastructure then. > > http://lists-archives.org/video4linux/23215-omap3-camera-driver.html We must make the MMU framework generic for the coprocessors, otherwise maintenance will be a nightmare and the code will never get merged upstream. Tony