On Thu, Jan 19, 2017 at 11:45:24AM +0200, Joonas Lahtinen wrote:
> On ma, 2017-01-16 at 15:21 +0000, Chris Wilson wrote:
> > With atomic plane states we are able to track an allocation right from
> > preparation, during use and through to the final free after being
> > swapped out for a new plane. We can couple the VMA we pin for the
> > framebuffer (and its rotation) to this lifetime and avoid all the clumsy
> > lookups in between.
> > 
> > v2: Remove residual vma on plane cleanup (Chris)
> > v3: Add a description for the vma destruction in
> >     intel_plane_destroy_state (Maarten)
> > 
> > References: https://bugs.freedesktop.org/show_bug.cgi?id=98829
> > Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
> > Signed-off-by: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
> 
> Regards, Joonas
> 
> <SNIP>
> 
> >  intel_cleanup_plane_fb(struct drm_plane *plane,
> >                    struct drm_plane_state *old_state)
> >  {
> 
> <SNIP>
> 
> > -   if (old_obj && (plane->type != DRM_PLANE_TYPE_CURSOR ||
> > -       !INTEL_INFO(dev_priv)->cursor_needs_physical))
> > -           intel_unpin_fb_obj(old_state->fb, old_state->rotation);
> > +   /* Should only called after a successful intel_prepare_plane_fb()! */
> 
> Should only be...
> 
> > +   vma = fetch_and_zero(&to_intel_plane_state(old_state)->vma);
> > +   if (vma)
> > +           intel_unpin_fb_vma(vma);
> >  }
> 
> Apart from that, it's good as far as the GEM changes go, so;
> 
> Acked-by: Joonas Lahtinen <joonas.lahti...@linux.intel.com>

Ta,
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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