I915_PARAM_SUBSLICE_TOTAL  501 include/uapi/drm/i915_drm.h #define I915_PARAM_SUBSLICE_TOTAL	 33
I915_PARAM_SUBSLICE_TOTAL  501 tools/include/uapi/drm/i915_drm.h #define I915_PARAM_SUBSLICE_TOTAL	 33