Symbol: CEC_MSG_SET_AUDIO_VOLUME_LEVEL
drivers/media/cec/core/cec-adap.c
1088
[CEC_MSG_SET_AUDIO_VOLUME_LEVEL] = 3 | DIRECTED,
include/uapi/linux/cec-funcs.h
1575
msg->msg[1] = CEC_MSG_SET_AUDIO_VOLUME_LEVEL;