From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id 5FCF2E00B7B; Mon, 9 Jun 2014 10:49:47 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 X-Spam-HAM-Report: * -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no * trust * [209.85.192.176 listed in list.dnswl.org] Received: from mail-pd0-f176.google.com (mail-pd0-f176.google.com [209.85.192.176]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 06116E00B66 for ; Mon, 9 Jun 2014 10:49:35 -0700 (PDT) Received: by mail-pd0-f176.google.com with SMTP id p10so5063497pdj.35 for ; Mon, 09 Jun 2014 10:49:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=VeEcZ/jqw5y8W1GjGvYhcn4Bh7CMZpAhoNj/DrdL8jY=; b=NCufIjcAptKQNHpRLw4FFWMC2znAZz1GwVnjoUWrS6OWnAjW+ulA2zq4yIcsRWT5eB pGZfcD+nAZ43COLlPSbPgNEiXpRWPjZmgcBN6za3KxZm6iK0YKkNFA3uuBfox8Va5DrC q9AmqowxHkXmLbfYMNUhUmOG1jLoNU890RoBA87jk7jnbfloeKaHBi3ZvUwRy7r+wGpp cmqkB9yH0B0JklnDDi+BhirANHaTi5oGKPM5fLPbmZiJc3bKr4+PlDG6VVOqX7e0bNJT EgOHOQgcD7ORs9ym6nvi0wYV5CcJ0hL64SYW4VVsCX5cP0xhrVURLWZQppkn/7Fy7qB+ xxMA== X-Gm-Message-State: ALoCoQnZLjxFlqYB5WF/nthg4rzXspL6t2tjM98RKJLDdhFcsNe2CJLJoqIIGvnJ6cJhvdCHWzSQ X-Received: by 10.68.186.33 with SMTP id fh1mr5338773pbc.140.1402336174880; Mon, 09 Jun 2014 10:49:34 -0700 (PDT) Received: from [29.6.1.5] (174-19-177-179.phnx.qwest.net. [174.19.177.179]) by mx.google.com with ESMTPSA id bu1sm65095481pbb.54.2014.06.09.10.49.32 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 09 Jun 2014 10:49:33 -0700 (PDT) Message-ID: <5395F3A0.7040604@boundarydevices.com> Date: Mon, 09 Jun 2014 10:49:20 -0700 From: Eric Nelson User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: John Weber , Otavio Salvador References: <5382B827.2030302@gmail.com> <5390B171.8080600@gmail.com> <5390B373.7040805@gmail.com> <5390B585.8090104@gmail.com> <5390C097.6050908@gmail.com> <5390D368.9000309@gmail.com> <5390D420.5010703@boundarydevices.com> <53924A57.6020101@boundarydevices.com> <53948685.2070402@gmail.com> <5395EBF8.8000406@boundarydevices.com> <5395F053.9020803@gmail.com> In-Reply-To: <5395F053.9020803@gmail.com> X-Enigmail-Version: 1.6 Cc: "meta-freescale@yoctoproject.org" Subject: Re: mxc_v4l2_capture sometimes not being modprobed X-BeenThere: meta-freescale@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Usage and development list for the meta-fsl-* layers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 09 Jun 2014 17:49:47 -0000 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi John, On 06/09/2014 10:35 AM, John Weber wrote: > Hi Eric, > > On 6/9/14, 12:16 PM, Eric Nelson wrote: >> Hi all, >> >> On 06/09/2014 06:52 AM, Otavio Salvador wrote: >>> On Mon, Jun 9, 2014 at 10:51 AM, Otavio Salvador >>> wrote: >>>> On Sun, Jun 8, 2014 at 12:51 PM, John Weber >>>> wrote: >>>>> On 6/6/14, 6:10 PM, Eric Nelson wrote: >>>>>> On 06/05/2014 01:33 PM, Eric Nelson wrote: >>>>>>> On 06/05/2014 01:30 PM, John Weber wrote: >>>>>>>> >>>>>>>> >>>>>>>> I think you're right, but as far as I know the only other entity >>>>>>>> that >>>>>>>> could confirm this would be Boundary Devices. Eric - do you see >>>>>>>> this >>>>>>>> same issue when connecting your camera to Nitrogen6x? >>>>>>>> >>>>>>> I've kinda followed this thread, but I'm kinda buried and it will >>>>>>> take >>>>>>> a day or two for me to confirm or deny this. >>>>>>> >>>>>> I just tested across a dozen assorted reboots/resets/power-cycles >>>>>> and didn't see the issue with an OV5642 parallel camera and 3.10.17. >>>>>> >>>>>> I **don't** have udev-cache configured. >>>>> I suspect that we will need to disable it on Wandboard as well. >>>> This is not a good fix. >>>> >>>> I added a patch, for OE-Core/Poky, attached; please confirm it fixes >>>> it. >> I just tested again on an image with udev-cache, and don't see any >> issues on a Nitrogen6x board (CSI camera). >> >> I'm not sure what's different about my environment. >> >> Regards, >> >> >> Eric >> > Not sure either, but are you testing with the parallel CSI or MIPI CSI > camera? Could there be a difference in the how the drivers are loaded? > I tested using parallel CSI. AFAIK, the driver load process is the same for both. Regards, Eric