tree ab8168b54c640f80a44defd0d4cf7211fc01c074
parent 1d7aaa0cfe3d1b5ee23958fce71973e3ae9e52e4
author Mika Kuoppala <mika.kuoppala@linux.intel.com> 1360334137 +0200
committer Daniel Vetter <daniel.vetter@ffwll.ch> 1361316099 +0100

drm/i915: disable shared panel fitter for pipe

If encoder is switched off by BIOS, but the panel fitter is left on,
we never try to turn off the panel fitter and leave it still attached
to the pipe - which can cause blurry output elsewhere.

Based on work by Chris Wilson <chris@chris-wilson.co.uk>

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=58867
Cc: stable@vger.kernel.org
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Tested-by: Andreas Sturmlechner <andreas.sturmlechner@gmail.com>
[danvet: Remove the redundant HAS_PCH_SPLIT check and add a tiny
comment.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>