From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762763AbYHFV3f (ORCPT ); Wed, 6 Aug 2008 17:29:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1763498AbYHFVTV (ORCPT ); Wed, 6 Aug 2008 17:19:21 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:40837 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1763484AbYHFVTU (ORCPT ); Wed, 6 Aug 2008 17:19:20 -0400 Date: Wed, 06 Aug 2008 14:19:20 -0700 (PDT) Message-Id: <20080806.141920.30577822.davem@davemloft.net> To: akpm@linux-foundation.org Cc: benh@kernel.crashing.org, linux-kernel@vger.kernel.org, stable@kernel.org Subject: Re: [PATCH]: radeonfb: Fix copyarea for R300 and later. From: David Miller In-Reply-To: <20080806084329.9d7e6d50.akpm@linux-foundation.org> References: <20080806.003536.204220123.davem@davemloft.net> <20080806084329.9d7e6d50.akpm@linux-foundation.org> X-Mailer: Mew version 5.2 on Emacs 22.1 / Mule 5.0 (SAKAKI) 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 From: Andrew Morton Date: Wed, 6 Aug 2008 08:43:29 -0700 > On Wed, 06 Aug 2008 00:35:36 -0700 (PDT) David Miller wrote: > > > [ Andrew/Ben, this fixes the bootup hang we were talking about > > the other day. ] > > > > radeonfb: Fix copyarea for R300 and later. > > > > For current chips we need to make sure the DSTCACHE_CTLSTAT and > > WAIT_UNTIL registers are properly setup. If not, a sequence of > > copyarea operations can result in the 2D raster processor > > hanging. > > Neato. This can be backported to -stable without also backporting your > recent radeon-misc-corrections.patch, I assume? Yes, it can. I discussed the patch with Ben earlier and he wants to add the same register writes to the solidfill code as well.