From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 11 Apr 2013 20:37:27 +0200 From: Richard Cochran To: Daniel Vetter Cc: Intel Graphics Development , DRI Development , LKML , Dave Airlie , Tomas Melin , Chris Wilson , stable Subject: Re: [Intel-gfx] [PATCH] drm/i915: don't check inconsistent modeset state when force-restoring Message-ID: <20130411183727.GA2649@netboy> References: <20130409172820.GC27612@phenom.ffwll.local> <1365537090-11518-1-git-send-email-daniel.vetter@ffwll.ch> <20130410115901.GA4502@netboy> <20130410120724.GJ27612@phenom.ffwll.local> <20130410172717.GA2480@netboy> <20130411175220.GC2482@netboy> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: On Thu, Apr 11, 2013 at 08:14:10PM +0200, Daniel Vetter wrote: > > I've just tracked down and fixed an bug which can lead to a hard-hang > in the crtc restore code (which is used both in the lid handler when > opening and on resume). If you could please test this patch (on top of > drm-intel-nightly): > > https://patchwork.kernel.org/patch/2428971/ Okay, will do. > >> I'll quickly port the patch (in it's latest v3 version) to 3.9-rc > >> kernels for you to test. FWIW, this does work, no freeze, no warning, but instead: Apr 11 20:30:49 netboy laptop-mode: Laptop mode Apr 11 20:30:49 netboy laptop-mode: enabled, Apr 11 20:30:49 netboy laptop-mode: not active [unchanged] Apr 11 20:30:53 netboy kernel: [ 75.450783] [drm:i9xx_crtc_mode_set] *ERROR* Couldn't find PLL settings for mode! Apr 11 20:30:53 netboy laptop-mode: Laptop mode Apr 11 20:30:53 netboy laptop-mode: enabled, Apr 11 20:30:53 netboy laptop-mode: not active [unchanged] Thanks, Richard