[Intel-gfx] [PATCH] drm/i915: Do not set "Enable Panel Fitter" on SNB pageflips

Daniel Vetter daniel at ffwll.ch
Tue Apr 17 23:50:11 CEST 2012

On Tue, Apr 17, 2012 at 05:19:45PM -0400, Adam Jackson wrote:
> On Tue, 2012-04-17 at 20:37 +0100, Chris Wilson wrote:
> > Not only do the pageflip work without it at non-native modes (i.e. with
> > the panel fitter enabled), it also causes normal (non-pageflipped)
> > modesets to fail.
> Testcase: enable a GLX compositor like gnome-shell, resize X to
> something other than LVDS native size, vt switch to text console, frown
> at black screen of doom.
> Fixes the above testcase on a Lenovo X220.
> Tested-by: Adam Jackson <ajax at redhat.com>
Queued for -next, thanks for the patch and testing.
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48

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