In gen8_enable_rps, change the initial rps setting
to the min_freq_softlimit (same as gen6_enable_rps).
Signed-off-by: NTom O'Rourke <Tom.O'Rourke@intel.com>
Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>