From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-qy0-f201.google.com ([209.85.221.201]:57572 "EHLO mail-qy0-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754437Ab0BCIui (ORCPT ); Wed, 3 Feb 2010 03:50:38 -0500 Message-ID: <4B69376C.1010407@gmail.com> Date: Wed, 03 Feb 2010 06:44:28 -0200 From: Mauro Carvalho Chehab MIME-Version: 1.0 To: "Hiremath, Vaibhav" CC: Pawel Osciak , 'Hans Verkuil' , "linux-media@vger.kernel.org" , "linux-samsung-soc@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , Marek Szyprowski , "kyungmin.park@samsung.com" , "Karicheri, Muralidharan" , 'Guru Raj' , 'Xiaolin Zhang' , 'Magnus Damm' , 'Sakari Ailus' Subject: Re: [PATCH/RFC v2.1 0/2] Mem-to-mem device framework References: <1261574255-23386-1-git-send-email-p.osciak@samsung.com> <200912231605.44181.hverkuil@xs4all.nl> <000001ca87cc$f599dca0$e0cd95e0$%osciak@samsung.com> <19F8576C6E063C45BE387C64729E7394044A277BB2@dbde02.ent.ti.com> In-Reply-To: <19F8576C6E063C45BE387C64729E7394044A277BB2@dbde02.ent.ti.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Hiremath, Vaibhav wrote: >> -----Original Message----- >> From: Pawel Osciak [mailto:p.osciak@samsung.com] >> Sent: Monday, December 28, 2009 8:19 PM >> To: 'Hans Verkuil' >> Cc: linux-media@vger.kernel.org; linux-samsung-soc@vger.kernel.org; >> linux-arm-kernel@lists.infradead.org; Marek Szyprowski; >> kyungmin.park@samsung.com; Hiremath, Vaibhav; Karicheri, >> Muralidharan; 'Guru Raj'; 'Xiaolin Zhang'; 'Magnus Damm'; 'Sakari >> Ailus' >> Subject: RE: [PATCH/RFC v2.1 0/2] Mem-to-mem device framework >> >> Hello Hans, >> >> >> On Wednesday 23 December 2009 16:06:18 Hans Verkuil wrote: >>> Thank you for working on this! It's much appreciated. Now I've >> noticed that >>> patches regarding memory-to-memory and memory pool tend to get >> very few comments. >>> I suspect that the main reason is that these are SoC-specific >> features that do >>> not occur in consumer-type products. So most v4l developers do not >> have the >>> interest and motivation (and time!) to look into this. >> Thank you very much for your response. We were a bit surprised with >> the lack of >> responses as there seemed to be a good number of people interested >> in this area. >> >> I'm hoping that everybody interested would take a look at the test >> device posted >> along with the patches. It's virtual, no specific hardware required, >> but it >> demonstrates the concepts behind the framework, including >> transactions. >> > [Hiremath, Vaibhav] I was on vacation and resumed today itself, I will go through these patch series this weekend and will get back to you. > > I just had cursory look and I would say it should be really good starting point for us to support mem-to-mem devices.\ Hmm... it seems to me that those patches are still under discussion/analysis. I'll mark them as RFC at the Patchwork. Please let me know after you, SoC guys, go into a consensus about it. Then, please submit me the final version. Cheers, Mauro