On Thu, Feb 21, 2013 at 10:17:37PM +0200, Ville Syrjälä wrote:
> On Thu, Feb 21, 2013 at 08:04:31PM +0000, Chris Wilson wrote:
> > We trim the fb to fit the CRTC by computing the offset of that CRTC to
> > its nearest tile_row origin. This allows us to use framebuffers that are
> > larger than the CRTC limits without additional work.
> >
> > However, we failed to compute the offset for a linear framebuffer
> > correctly as we treated its x-advance in whole tiles (instead of the
> > linear increment expected), leaving the CRTC misaligned with its
> > contents.
> >
> > Fixes regression from commit c2c75131244507c93f812862fdbd4f3a37139401
> > Author: Daniel Vetter <daniel.vet...@ffwll.ch>
> > Date: Thu Jul 5 12:17:30 2012 +0200
> >
> > drm/i915: adjust framebuffer base address on gen4+
> >
> > v2: Adjust relative x-coordinate after linear alignment (vsyrjala)
> > v3: Repaint with pokadots (vsyrjala)
> >
> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=61152
> > Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
> > Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
> > Cc: stable@vger.kernel.org
>
> Looking good.
>
> Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Picked up for -fixes, thanks for the patch.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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