From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751546AbaEYMwY (ORCPT ); Sun, 25 May 2014 08:52:24 -0400 Received: from mail-ig0-f172.google.com ([209.85.213.172]:37728 "EHLO mail-ig0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751419AbaEYMwX (ORCPT ); Sun, 25 May 2014 08:52:23 -0400 Message-ID: <5381E867.2010009@gmail.com> Date: Sun, 25 May 2014 08:56:07 -0400 From: Woody Suwalski User-Agent: Mozilla/5.0 (X11; Linux i686; rv:29.0) Gecko/20100101 Firefox/29.0 SeaMonkey/2.26 MIME-Version: 1.0 To: =?UTF-8?B?TWFsdGUgU2NocsO2ZGVy?= , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: Re: Radeon wakeup regression in 3.15-rc6 References: <53805C4E.7050205@gmx.de> In-Reply-To: <53805C4E.7050205@gmx.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Malte Schröder wrote: > Hi, > I just tried 3.15-rc6. I encountered a pretty nasty problem, which is > after suspending to RAM the system doesn't wake up properly. v3.14 is fine. > On wakeup all seems fine, i.e. hd starts to spin an USB-stuff wakes up. > But all I get from the graphics card is a white screen slowly filling > with random colored pixels. I had to hard reset the system. > > I attached the kernel log, the X-servers log, lspci-output and my kernel > config. > > Regards > Malte I have seen a bit of a screen distortion at the bottom of LCD on Radeon after a wakeup. I tried to re-run with drm.debug=0x0e, however once I did it - the problem has disappeared, and I have not been able to duplicate it again. So just watching for now. OTOH I have seen (only one time) a black screen after wakeup on Nvidia. So maybe some timing is now exposed in PM / DRM... Woody