GUC_WOPCM_OFFSET_SHIFT   64 drivers/gpu/drm/i915/gt/uc/intel_guc_reg.h #define   GUC_WOPCM_OFFSET_MASK		  (0x3ffff << GUC_WOPCM_OFFSET_SHIFT)
GUC_WOPCM_OFFSET_SHIFT   55 drivers/gpu/drm/i915/intel_wopcm.c #define GUC_WOPCM_OFFSET_ALIGNMENT	(1UL << GUC_WOPCM_OFFSET_SHIFT)