SDVO_CMD_GET_MAX_FLICKER_FILTER  611 drivers/gpu/drm/gma500/psb_intel_sdvo_regs.h #define SDVO_CMD_GET_MAX_FLICKER_FILTER			0x4d
SDVO_CMD_GET_MAX_FLICKER_FILTER  622 drivers/gpu/drm/i915/display/intel_sdvo_regs.h #define SDVO_CMD_GET_MAX_FLICKER_FILTER			0x4d