CEC_MSG_SET_AUDIO_RATE 1023 drivers/media/cec/cec-adap.c [CEC_MSG_SET_AUDIO_RATE] = 3 | DIRECTED, CEC_MSG_SET_AUDIO_RATE 1577 include/uapi/linux/cec-funcs.h msg->msg[1] = CEC_MSG_SET_AUDIO_RATE;