[Bug 78655] kernel 3.15 regression, drm i915 chooses wrong monitor resolution
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Thu May 15 02:01:48 PDT 2014
https://bugs.freedesktop.org/show_bug.cgi?id=78655
Chris Wilson <chris at chris-wilson.co.uk> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|REOPENED |RESOLVED
Resolution|--- |FIXED
--- Comment #14 from Chris Wilson <chris at chris-wilson.co.uk> ---
commit afba0b5a221c0dacbbdf3a778d539fbc90fc6191
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Tue May 13 16:07:37 2014 +0100
drm/i915: Use the first mode if there is no preferred mode in the EDID
This matches the algorithm used by earlier kernels when selecting the
mode for the fbcon. And only if there is no modes at all, do we fall
back to using the BIOS configuration. Seamless transition is still
preserved (from the BIOS configuration to ours) so long as the BIOS has
also chosen what we hope is the native configuration.
Reported-by: Knut Petersen <Knut_Petersen at t-online.de>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78655
Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>
Tested-by: Knut Petersen <Knut_Petersen at t-online.de>
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
[Jani: applied Chris' "Please imagine that I wrote this correctly."]
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
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