On Wed, Jan 28, 2015 at 03:25:05PM +0200, Mika Kuoppala wrote: > The checking for ack and also any subsequent mmio access > will serialize with setting the forcewake bit. Drop the > posting read as superfluous. > > Note that in the put side we still want to keep the posting read > as it will ensure that the hw sees our forcewake release in a > timely manner and doesn't keep the hw powered up. > > Suggested-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx> Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
