SDVO_CMD_GET_AMBIENT_LIGHT  566 drivers/gpu/drm/gma500/psb_intel_sdvo_regs.h #define SDVO_CMD_GET_AMBIENT_LIGHT			0x33
SDVO_CMD_GET_AMBIENT_LIGHT  577 drivers/gpu/drm/i915/display/intel_sdvo_regs.h #define SDVO_CMD_GET_AMBIENT_LIGHT			0x33