drm/i915/skl: Fix stepping check for a couple of W/As

Both WaDisableSDEUnitClockGating and WaSetGAPSunitClckGateDisable are
needed on B0 as well.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
1 file changed