From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" 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 Message-ID: <200802210049.42820.rjw@sisk.pl> References: <200802201503.44656.jbarnes@virtuousgeek.org> <200802201534.36174.jbarnes@virtuousgeek.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200802201534.36174.jbarnes@virtuousgeek.org> Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: suspend-devel-bounces@lists.sourceforge.net Errors-To: suspend-devel-bounces@lists.sourceforge.net To: Jesse Barnes Cc: Jeff Chua , Dave Airlie , Greg KH , lkml , suspend-devel List , linux-acpi@vger.kernel.org, Linus Torvalds List-Id: linux-acpi@vger.kernel.org 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 ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/