CEC_MSG_TUNER_STEP_INCREMENT 997 drivers/media/cec/cec-adap.c [CEC_MSG_TUNER_STEP_INCREMENT] = 2 | DIRECTED, CEC_MSG_TUNER_STEP_INCREMENT 1087 include/uapi/linux/cec-funcs.h msg->msg[1] = CEC_MSG_TUNER_STEP_INCREMENT;