linux-kernel - Re: [i915] WARNING: [...] drivers/gpu/drm/i915/intel_display.c:9948 intel_get_pipe_from

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Message-ID: <CAKMK7uE_L8cqyYk6mQ4paXeh2m7tmoMXRv_KxoAeBq9MEAnFqw@mail.gmail.com>
Date:	Mon, 2 Dec 2013 08:33:42 +0100
From:	Daniel Vetter <daniel.vetter@...ll.ch>
To:	Paul Bolle <pebolle@...cali.nl>
Cc:	David Airlie <airlied@...ux.ie>,
	intel-gfx <intel-gfx@...ts.freedesktop.org>,
	dri-devel <dri-devel@...ts.freedesktop.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [i915] WARNING: [...] drivers/gpu/drm/i915/intel_display.c:9948 intel_get_pipe_from_connector

On Sun, Dec 1, 2013 at 5:57 PM, Paul Bolle <pebolle@...cali.nl> wrote:
> On Sun, 2013-12-01 at 10:58 +0100, Daniel Vetter wrote:
>> Should be fixed with
>>
>> commit 7c063c725987406d743cc7de7625ff224fab75de
>> Author: Jesse Barnes <jbarnes@...tuousgeek.org>
>> Date:   Tue Nov 26 09:13:41 2013 -0800
>>
>>     drm/i915: take mode config lock around crtc disable at suspend
>>
>> which is currently in drm-intel-fixes. I'll forward it early next week.
>
> Thanks!
>
> The WARNING is now gone during suspend and resume (having tested that
> thoroughly - ie, twice). But I still see it at boot. Is there a related
> fix for that WARNING during boot?

Hm, I've never seen it during boot. Can you please boot with
drm.debug=0xe and attach the dmesg with the WARN?

Thanks, Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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