EDP_VSWING_0_6V   440 drivers/gpu/drm/gma500/intel_bios.h #define EDP_VSWING_0_6V		1
EDP_VSWING_0_6V   629 drivers/gpu/drm/i915/display/intel_vbt_defs.h #define EDP_VSWING_0_6V		1