NUM_PTE           471 drivers/gpu/drm/i915/i915_gem_gtt.h 	const u32 mask = NUM_PTE(pde_shift) - 1;
NUM_PTE           491 drivers/gpu/drm/i915/i915_gem_gtt.h 		return NUM_PTE(pde_shift) - i915_pte_index(addr, pde_shift);