From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from perceval.ideasonboard.com ([95.142.166.194]:44755 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760626Ab2FUXMW (ORCPT ); Thu, 21 Jun 2012 19:12:22 -0400 From: Laurent Pinchart To: Oleksij Rempel Cc: linux-uvc-devel@lists.sourceforge.net, linux-media@vger.kernel.org Subject: Re: [linux-uvc-devel] [RFC] Media controller entity information ioctl [was "Re: [patch] suggestion for media framework"] Date: Fri, 22 Jun 2012 01:12:33 +0200 Message-ID: <8600912.NnP0Jj1IK2@avalon> In-Reply-To: <4FE355B2.50906@fisher-privat.net> References: <4FCB9C12.1@fisher-privat.net> <1915602.ON5YbSOUmP@avalon> <4FE355B2.50906@fisher-privat.net> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-media-owner@vger.kernel.org List-ID: Hi, On Thursday 21 June 2012 19:11:14 Oleksij Rempel wrote: > On 08.06.2012 04:46, Laurent Pinchart wrote: > > On Monday 04 June 2012 10:11:33 Robert Krakora wrote: > >> When you say "static" you mean items that are "well known" by the system > >> by reading a registry at initialization? > > > > By static I mean items that are initialized at driver initialization time > > and not modified afterwards. I don't think we should support > > adding/removing items at runtime, at least in the first version. > > > >> When a new device exposes functionality that necessitates the creation of > >> a new "static" item then how does the registry get updated to reflect > >> this or am I misunderstanding? > > > > Item types should be defined in a kernel header and documented. If a > > driver needs a new item types, the driver developer should add the new > > type to the header and document it. > > Hi Laurent, > > what is your progress on this issue? None unfortunately. I won't have time to work on this before July at the earliest. > I was able to make video stream on my webcam work more stable by setting > "snd_usb_audio ignore_ctl_error=1". I think it is one of cases where > media framework should help. -- Regards, Laurent Pinchart