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Message-ID: <10df62228da4824d65f3f4765657ef776833d12c.camel@bonedaddy.net>
Subject: Re: linux: REGRESSION: drm: cmdline EDID override mechanisms
 broken since 4.15
From:   Paul Wise <pabs3@bonedaddy.net>
To:     Jani Nikula <jani.nikula@intel.com>
Cc:     Abdiel Janulgue <abdiel.janulgue@linux.intel.com>,
        Ville =?ISO-8859-1?Q?Syrj=E4l=E4?= 
        <ville.syrjala@linux.intel.com>,
        Daniel Vetter <daniel.vetter@ffwll.ch>,
        Gustavo Padovan <gustavo@padovan.org>,
        Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        Sean Paul <seanpaul@chromium.org>,
        David Airlie <airlied@linux.ie>,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
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Date:   Thu, 16 Aug 2018 10:29:32 +0800
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On Wed, 2018-08-15 at 13:25 +0300, Jani Nikula wrote:

> Please file a bug over at [1], describe the symptomps of how it doesn't
> work (black screen, wrong mode, what?), add drm.debug=3D14 module
> parameter, attach dmesg for before/after the bisected commit.

Filed the bug here:

https://bugs.freedesktop.org/show_bug.cgi?id=3D107583%27

> Does adding video=3DVGA-1:e parameter make a difference?

That works around the issue. I assume this means the VGA will always be
enabled even if it is not plugged in?

--=20
bye,
pabs

https://bonedaddy.net/pabs3/

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