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

[Jesse Barnes]

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?

Thanks,
Jesse