CTX_BB_HEAD_L     853 drivers/gpu/drm/i915/gt/intel_lrc.c 	regs[CTX_BB_HEAD_L] = i915_mmio_reg_offset(RING_BBADDR(base));
CTX_BB_HEAD_L    3224 drivers/gpu/drm/i915/gt/intel_lrc.c 	CTX_REG(regs, CTX_BB_HEAD_L, RING_BBADDR(base), 0);