SDVO_CMD_GET_ENCODER_POWER_STATE  523 drivers/gpu/drm/gma500/psb_intel_sdvo_regs.h #define SDVO_CMD_GET_ENCODER_POWER_STATE		0x2b
SDVO_CMD_GET_ENCODER_POWER_STATE  534 drivers/gpu/drm/i915/display/intel_sdvo_regs.h #define SDVO_CMD_GET_ENCODER_POWER_STATE		0x2b