From: Nicolas Will <nico@youplala.net>
To: linux-dvb <linux-dvb@linuxtv.org>
In-Reply-To: <48B8400A.9030409@linuxtv.org>
References: <48B8400A.9030409@linuxtv.org>
Date: Sat, 30 Aug 2008 18:03:33 +0100
Message-Id: <1220115813.10672.6.camel@youkaida>
Mime-Version: 1.0
Subject: Re: [linux-dvb] DVB-S2 / Multiproto and future modulation support
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Sender: linux-dvb-bounces@linuxtv.org
Errors-To: linux-dvb-bounces+mchehab=infradead.org@linuxtv.org

On Fri, 2008-08-29 at 14:29 -0400, Steven Toth wrote:
> Regarding the multiproto situation:
> 
> A number of developers, maintainers and users are unhappy with the
> multiproto situation, actually they've been unhappy for a considerable
> amount of time. The linuxtv developer community (to some degree) is seen
> as a joke and a bunch in-fighting people. Multiproto is a great
> demonstration of this. [1] The multiproto project has gone too far, for
> too long and no longer has any credibility in the eyes of many people.
> 
> In response, a number developers have agreed that "enough is enough" and
> "it's time to take a new direction", for these developers the technical,
> political and personal cost of multiproto is too high. These developers
> have decided to make an announcement.
> 
> Mauro Chehab, Michael Krufky, Patrick Boettcher and myself are hereby
> announcing that we no longer support multiproto and are forming a
> smaller dedicated project group which is focusing on adding next
> generation S2/ISDB-T/DVB-H/DVB-T2/DVB-SH support to the kernel through a 
> different and simpler API.
> 
> Basic patches and demo code for this API is currently available here.
> 
> http://www.steventoth.net/linux/s2
> 
> Does it even work? Yes
> Is this new API complete? No
> Is it perfect? No, we've already had feedback on structural and
> namingspace changes that people would like to see.
> Does it have bugs? Of course, we have a list of things we already know
> we want to fix.
> 
> but ...
> 
> Is the new approach flexible? Yes, we're moving away from passing fixed
> modulation structures into the kernel.
> Can we add to it without breaking the future ABI when unforseen
> modulations types occur? Yes
> Does it preserve backwards compatibility? Yes
> Importantly, is the overall direction correct? Yes
> Does it impact existing frontend drivers? No.
> What's the impact to dvb-core? Small.
> What's the impact to application developers? None, unless an application 
> developer wants to support the new standards - binary compatibility!
> 
> We want feedback and we want progress, we aim to achieve it.
> 
> Importantly, this project group seeks your support.
> 
> If you also feel frustrated by the multiproto situation and agree in
> principle with this new approach, and the overall direction of the API
> changes, then we welcome you and ask you to help us.
> 
> Growing the list of supporting names by 100%, and allowing us to publish
> your name on the public mailing list, would show the non-maintainer
> development community that we recognize the problem and we're taking
> steps to correct the problem. We want to make LinuxTV a perfect platform
> for S2, ISDB-T and other advanced modulation types, without using the
> multiproto patches.
> 
> We're not asking you for technical help, although we'd like that  :) ,
> we're just asking for your encouragement to move away from multiproto.
> 
> If you feel that you want to support our movement then please help us by
> acking this email.
> 
> Regards - Steve, Mike, Patrick and Mauro.
> 
> Acked-by: Patrick Boettcher <pb@linuxtv.org>
> Acked-by: Michael Krufky <mkrufky@linuxtv.org>
> Acked-by: Steven Toth <stoth@linuxtv.org>
> Acked-by: Mauro Carvalho Chehab <mchehab@infradead.org>

Acked-by: Nicolas Will <nico@youplala.net>

I can't review code or provide any, but I have a server if needed.

DVB-S2 and DVB-T2 (when it arrrives) are of interst to me.

Nico


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