DEVICE_CFG_12BIT_DVOB  159 drivers/gpu/drm/gma500/intel_bios.h #define DEVICE_CFG_12BIT_DVOB	0x01
DEVICE_CFG_12BIT_DVOB  254 drivers/gpu/drm/i915/display/intel_vbt_defs.h #define DEVICE_CFG_12BIT_DVOB	0x01