GEN6_RP_PREV_UP 2506 drivers/gpu/drm/i915/gvt/handlers.c MMIO_D(GEN6_RP_PREV_UP, D_ALL); GEN6_RP_PREV_UP 870 drivers/gpu/drm/i915/i915_debugfs.c rpprevup = I915_READ(GEN6_RP_PREV_UP) & GEN6_CURBSYTAVG_MASK;