[Bug 71977] [BYT] Modesetting on Dell Venue 8 Pro (Bay Trail) produces garbled output (3.11, 3.12) or blank screen (3.13)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=71977

Jani Nikula <jani.nikula at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |NEEDINFO

--- Comment #18 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to comment #17)
> I've observed similar issues on Asus T100.
> 
> For kernel 3.12 I've added parameter video=VGA-1:1368x768 at 60 to kernel
> command line, and it fixed issue with screen.
> 
> For kernel 3.13-rc8 from git://people.freedesktop.org/~danvet/drm-intel
> branch: for-linux-next commit: 16b23af I've reverted below commit, and now 
> I can boot without black screen.

Generally prefer the drm-intel-nightly branch.

> commit 6c4a8962a4a078cacfc8eb5d4bd79f6343b8cd7a
> Author: Jesse Barnes <jbarnes at virtuousgeek.org>
> Date:   Tue Sep 10 14:54:42 2013 -0700
> 
>     drm/i915/vlv: re-enable hotplug detect based probing on VLV/BYT

Adam, does reverting the above commit fix the issue for you?

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