On Wed, Apr 18, 2012 at 09:23:46AM -0700, Jesse Barnes wrote: > On Wed, 18 Apr 2012 17:12:26 +0100 > Chris Wilson <chris at chris-wilson.co.uk> wrote: > > > IvyBridge requires an extra frame between disabling the low power > > watermarks and enabling scaling on the sprite plane. If the scaling > > is already enabled, then we have already disabled the low power > > watermarks and need not incur an extra wait. > > > > Similarly, as we disable the scaling when turning off the sprite plane, > > we can update the scaling enabled flag and restore the low power > > watermarks. > > > > Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk> > > Cc: Jesse Barnes <jbarnes at virtuousgeek.org> > > --- > > Yep, this is a good optimization. > > Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org> Queued for -next, thanks for the patch. -Daniel -- Daniel Vetter Mail: daniel at ffwll.ch Mobile: +41 (0)79 365 57 48
