According to the specifications bit 6 is actually valid in the stride register.
Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Rafael Barbalho <rafael.barbalho@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>