Re: External display pixelated after upgrade to kernel >= 4.11.0-rc1

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On Wed, 21 Jun 2017, neil k <njkkow@xxxxxxxxx> wrote:
> Hey everyone,
>
> I have a new Thinkpad with a Kaby Lake CPU and Intel HD Graphics 620.  I
> had been using a 26" Vizio TV (1360x768) over HDMI as an external monitor
> with no issues.  I upgraded to a 4.11 series kernel and now the TV is very
> pixelated (see attached picture.)  I posted some logs/info on the kernel
> bugzilla here <https://bugzilla.kernel.org/show_bug.cgi?id=196065>.  I had
> to nuke that Fedora install, but I have attached dmesg logs from Xubuntu
> booted with the drm.debug=0xe option.  Xubuntu logs are with the laptop
> screen at 1600x900.
>
> Here's what I've found so far in addition to the bugzilla post:

Please file drm/i915 bugs at [1] and keep all information there.

BR,
Jani

[1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=DRM/Intel


-- 
Jani Nikula, Intel Open Source Technology Center
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