SDVO_CMD_GET_FLICKER_FILTER  639 drivers/gpu/drm/gma500/psb_intel_sdvo_regs.h #define SDVO_CMD_GET_FLICKER_FILTER			0x4e
SDVO_CMD_GET_FLICKER_FILTER  650 drivers/gpu/drm/i915/display/intel_sdvo_regs.h #define SDVO_CMD_GET_FLICKER_FILTER			0x4e