RING_REPORT_MASK  206 drivers/gpu/drm/i810/i810_drv.h #define RING_REPORT_MASK	0x00000006
RING_REPORT_MASK 2481 drivers/gpu/drm/i915/i915_reg.h #define   RING_REPORT_MASK	0x00000006
RING_REPORT_MASK   73 drivers/video/fbdev/intelfb/intelfbhw.h #define RING_REPORT_MASK		(0x3 << 1)