CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST 1021 drivers/media/cec/cec-adap.c 	[CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST] = 2 | DIRECTED,
CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST 1467 include/uapi/linux/cec-funcs.h 	msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST;