From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Clifton Subject: Re: intel_prepare_render(intel); unhelpful? Date: Mon, 01 Nov 2010 19:52:58 +0000 Message-ID: <1288641178.21440.61.camel@pcjc2lap> References: <1288487734.3762.12.camel@pcjc2lap> <877hgxwvfp.fsf@pollan.anholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from ppsw-41.csi.cam.ac.uk (ppsw-41.csi.cam.ac.uk [131.111.8.141]) by gabe.freedesktop.org (Postfix) with ESMTP id 645F89E790 for ; Mon, 1 Nov 2010 12:53:01 -0700 (PDT) In-Reply-To: <877hgxwvfp.fsf@pollan.anholt.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Eric Anholt , "intel-gfx@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org On Sun, 2010-10-31 at 20:54 -0700, Eric Anholt wrote: > Now, this version of the code has bothered me, since apps that execute > in one batchbuffer should end up getting overly penalized. See > intel-throttle-hack of my mesa tree for a possible fix. I like it! I still can't quite figure out what synchronisation issue I was running into with my app though. With a single wait_for_rendering / synchronisation per frame, I can't quite contrive how the GPU would get stalled at all during a sequence of consecutive frames. -- Peter Clifton Electrical Engineering Division, Engineering Department, University of Cambridge, 9, JJ Thomson Avenue, Cambridge CB3 0FA Tel: +44 (0)7729 980173 - (No signal in the lab!) Tel: +44 (0)1223 748328 - (Shared lab phone, ask for me)