Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764913AbYBTXvc (ORCPT ); Wed, 20 Feb 2008 18:51:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757820AbYBTXvX (ORCPT ); Wed, 20 Feb 2008 18:51:23 -0500 Received: from ogre.sisk.pl ([217.79.144.158]:33153 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754338AbYBTXvW (ORCPT ); Wed, 20 Feb 2008 18:51:22 -0500 From: "Rafael J. Wysocki" To: Jesse Barnes Subject: Re: 2.6.25-rc2 System no longer powers off after suspend-to-disk. Screen becomes green. Date: Thu, 21 Feb 2008 00:49:41 +0100 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: "Jeff Chua" , "Linus Torvalds" , lkml , "Dave Airlie" , linux-acpi@vger.kernel.org, "suspend-devel List" , "Greg KH" References: <200802201503.44656.jbarnes@virtuousgeek.org> <200802201534.36174.jbarnes@virtuousgeek.org> In-Reply-To: <200802201534.36174.jbarnes@virtuousgeek.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200802210049.42820.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1678 Lines: 41 On Thursday, 21 of February 2008, Jesse Barnes wrote: > On Wednesday, February 20, 2008 3:03 pm Jesse Barnes wrote: > > On Wednesday, February 20, 2008 2:32 pm Jesse Barnes wrote: > > > On Wednesday, February 20, 2008 11:10 am Jeff Chua wrote: > > > > On Feb 21, 2008 2:53 AM, Jesse Barnes wrote: > > > > > > So, next I'll try "shutdown" to see if it work. I was using > > > > > > "platform". > > > > > > > > > > Ok, that would be good to try. > > > > > > > > "shutdown" does power down properly. But still green on resume. > > > > > > > > > Looks like the AR registers are hosed, which is what I thought I > > > > > fixed... Can you attach your i915_drv.c file just so I can sanity > > > > > check it? > > > > > > > > Attached. > > > > > > Jeff, for the hang on suspend problem, I know suspect something else in > > > 2.6.25-rc2 caused that. > > > > Looks like 2.6.25-rc1 also had broken suspend (my test was broken). IIRC, > > Dave and I had it working at LCA using the out of tree DRM modules on > > 2.6.23.14 or 15... Maybe you could give that a try? > > And just to confirm that, I just tested the current DRM modules against a > 2.6.23.15 kernel. In 2.6.23.x there's no second ->suspend() during hibernation, so no wonder. I'll figure out how to work around this issue in the current mainline, but a real fix will only be possible when we have separate callbacks for hibernation. Thanks, Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/