Daniel Vetter <daniel.vetter at ffwll.ch> writes: > No more need to guard the write with a power well check on Haswell now > that we have proper pfit state readout: We can simply only clear the > pfit if it's actually on. > > This removes some duplication of knowledge between the haswell pfit > disable and pfit state readout code about. > > While at it extract a little helper for this. > > Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch> Reviewed-by: Mika Kuoppala <mika.kuoppala at intel.com>
