DP_VOLTAGE_0_8   1390 drivers/gpu/drm/gma500/psb_intel_reg.h #define   DP_VOLTAGE_0_8		(2 << 25)
DP_VOLTAGE_0_8   5437 drivers/gpu/drm/i915/i915_reg.h #define   DP_VOLTAGE_0_8		(2 << 25)