#!/bin/bash if [ $1 == "locked" ]; then echo "$0 >> PTP locked"; #speaker-test -D plughw:RAVENNA -r 48000 -c 2 -t sine & elif [ $1 == "locking" ]; then echo "$0 >> PTP locking"; elif [ $1 == "unlocked" ]; then echo "$0 >> PTP unlocked"; #killall -9 speaker-test fi