SDVO_CONTROL_BUS_PROM  682 drivers/gpu/drm/gma500/psb_intel_sdvo_regs.h # define SDVO_CONTROL_BUS_PROM				(1 << 0)
SDVO_CONTROL_BUS_PROM  693 drivers/gpu/drm/i915/display/intel_sdvo_regs.h # define SDVO_CONTROL_BUS_PROM				(1 << 0)