RING_SBBADDR_UDW  856 drivers/gpu/drm/i915/gt/intel_lrc.c 		i915_mmio_reg_offset(RING_SBBADDR_UDW(base));
RING_SBBADDR_UDW 3226 drivers/gpu/drm/i915/gt/intel_lrc.c 	CTX_REG(regs, CTX_SECOND_BB_HEAD_U, RING_SBBADDR_UDW(base), 0);