[Intel-gfx] [PATCH] drm/i915: Don't call intel_update_fbc from intel_crtc_cursor_set

[Jesse Barnes]

On Mon, 28 Sep 2009 16:25:11 -0700
Jesse Barnes <jbarnes at virtuousgeek.org> wrote:

> On Mon, 28 Sep 2009 15:41:08 -0700
> Brian Rogers <brian at xyzw.org> wrote:
> 
> > Commit 74dff282 exposed this unnecessary call by causing a change in
> > the failure path on i965 where framebuffer compression will be
> > turned on and off on every cursor update. If you don't have the
> > xf86-video-intel fix to avoid the blinking cursor effect, this is
> > very slow.
> > 
> > Symptoms were a far more noticeable cursor blink with every cursor
> > image change combined with severe slowdown for animated cursors.
> > 
> > Signed-off-by: Brian Rogers <brian at xyzw.org>
> > Acked-by: Jesse Barnes <jbarnes at virtuousgeek.org>
> 
> Should also go to stable.  Eric can you cc stable when you apply this?

Ignore this; this code isn't in 2.6.31 so stable cc isn't needed.

Jesse