commit c5d1b51d3559664920136b45f4d2366ed9a9e8be
author Chris Wilson <chris@chris-wilson.co.uk> Mon Nov 29 18:00:23 2010 +0000
committer Chris Wilson <chris@chris-wilson.co.uk> Mon Nov 29 18:45:01 2010 +0000
tree 0ff3983cb395dc5bd0de1684a60647977b35ea91
parent de18a29e0fa3904894b4e02fae0e712cd43f740c

drm/i915: Clear pfit registers when not used by any outputs

... otherwise the panel-fitter may be left enabled with random settings
and cause unintended filtering (i.e. blurring of native modes on external
panels).

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=31942
Reported-and-tested-by: Ben Kohler <bkohler@gmail.com>
Tested-by: Ciprian Docan <docan@eden.rutgers.edu>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>