From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753464Ab1FHMWs (ORCPT ); Wed, 8 Jun 2011 08:22:48 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:37171 "EHLO www.etchedpixels.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752016Ab1FHMWs (ORCPT ); Wed, 8 Jun 2011 08:22:48 -0400 Date: Wed, 8 Jun 2011 13:24:49 +0100 From: Alan Cox To: Lukasz Cc: linux-kernel@vger.kernel.org Subject: Re: [OT] Re: [PATCH 00/15] GMA500 KMS and GEM Message-ID: <20110608132449.4a50b548@lxorguk.ukuu.org.uk> In-Reply-To: References: <20110608100411.9478.86672.stgit@localhost.localdomain> X-Mailer: Claws Mail 3.7.9 (GTK+ 2.22.0; x86_64-redhat-linux-gnu) Face: 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 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > But I see the vblank (the feature that lets the (whatever space) programs > know when the vertical return occurs ?) as a quite useful thing... Nothing much in the 2D world seems to use it for anything. In the 3D world yes vblank syncing and page flipping is important, but the driver is 2D only. Alan