Should be 2x what we have now. http://dt.igk.intel.com/wa_database/DetailsView/Show?wa_name_id=1251
Created attachment 70991 [details] [review] Double cursor latency for IVB lp3
Created attachment 70992 [details] [review] Double cursor latency for VLV sr
commit af6c4575afada1a9c411e42439b5d40908865b11 Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Tue Dec 11 12:01:43 2012 +0000 drm/i915: Double the cursor self-refresh latency on Valleyview It operates at twice the declared latency, so double the latency value used for the cursor watermark calculation. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=50248 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> CC: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> commit c43d0188d7be6e45eb52a27ed9df714ca2e04e0a Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Tue Dec 11 12:01:42 2012 +0000 drm/i915: Fixup cursor latency used for IVB lp3 watermarks It operates at twice the declared latency, so adjust the computation to avoid potential flicker at low power. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=50248 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> CC: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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