From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yk0-f182.google.com (mail-yk0-f182.google.com [209.85.160.182]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 5C071E00997 for ; Tue, 29 Apr 2014 06:43:34 -0700 (PDT) Received: by mail-yk0-f182.google.com with SMTP id 142so184216ykq.27 for ; Tue, 29 Apr 2014 06:43:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; bh=p3ExVKubrgRGV/xUJdjbdu4iaka30XqEuIjTzEkm4hw=; b=Ap1g4DeQaqajnPFPZAEK9zpbUWfGcPdnGf5n9IDs1+mA/7COFnLXWFrZVAqmROpBOl zj9jUTlQgYqSOo7xM2bad36bLxGDO2ZXlmy01GxRB4JFBBKCzDov+UyMHty3Te5QUNf2 mgkSLnNIQI8i5yMb710GyDiNtHibC1JygwVp03oz/PJqvYxI8DK25NQlAe8+0uCdSrzg Fp6gecxH/9SZIlwAobEFChUJJ9BdxGYS5j0u1HzUDOvb7UGme2kONqq7EWyjQgZNBf6T NeVDHnCgW2jXCyiSwQrlvWxQiGsMSQC2Uc/wS48mrxbthGX2Zu5lPYIXimnb72b8gl0K et/A== X-Received: by 10.236.20.68 with SMTP id o44mr23328789yho.76.1398779013201; Tue, 29 Apr 2014 06:43:33 -0700 (PDT) Received: from goober-2.local ([75.76.197.2]) by mx.google.com with ESMTPSA id z69sm36737023yha.26.2014.04.29.06.43.32 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 29 Apr 2014 06:43:32 -0700 (PDT) Message-ID: <535FAC26.9030209@gmail.com> Date: Tue, 29 Apr 2014 08:41:58 -0500 From: John Weber User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: meta-freescale@yoctoproject.org References: <2154103.mpaMSVqT0u@localhost.localdomain> <535F4D18.9060007@pseudoterminal.org> In-Reply-To: <535F4D18.9060007@pseudoterminal.org> Subject: Re: glmark2 errors 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: Tue, 29 Apr 2014 13:43:37 -0000 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Hi Carlos and Diego - On 4/29/14, 1:56 AM, Carlos Rafael Giani wrote: > On 2014-04-29 08:51, Diego wrote: >> John Weber wrote: >>> The GL benchmark glmark2 throws the following warnings reapeatedly: >>> >>> ** GLX does not support GLX_EXT_swap_control or GLX_MESA_swap_control! >>> ** Failed to set swap interval. Results may be bounded above by refresh >>> rate. >>> >>> It will eventually segfault during the 'shadow' benchmark. >> Hi John, >> >> as I previously reported plain OpenGL is not officially supported by Vivante >> drivers. While hardware supports OpenGL, binary drivers support it only >> unofficially, but there are no headers or explicitly documented support; and I >> think situation will continue to be that way. >> >> See also: >> https://bugzilla.yoctoproject.org/show_bug.cgi?id=5098 >> https://bugzilla.yoctoproject.org/show_bug.cgi?id=6083#c1 >> >> Bests, >> Diego >> > > That makes sense. Regular OpenGL just isn't very well suited for embedded > GPUs. Thats why OpenGL ES exists. > Also, IIRC the Vivante libGL binaries just emulate it by using OpenGL ES calls > internally. > > Carlos No problem, and thanks for the information. Glmark2 was fully functional (no warnings) in older versions of the FSL BSP. I run this benchmark as a way of checking the health of a given image build, so when I see warnings like this I wonder if there has been a regression.