SDVO_CMD_SET_FLICKER_FILTER  640 drivers/gpu/drm/gma500/psb_intel_sdvo_regs.h #define SDVO_CMD_SET_FLICKER_FILTER			0x4f
SDVO_CMD_SET_FLICKER_FILTER  651 drivers/gpu/drm/i915/display/intel_sdvo_regs.h #define SDVO_CMD_SET_FLICKER_FILTER			0x4f