#!/bin/bash

set -e
set -u

outfile="${HOME}/tegra-audio-debug.txt"

if [ -f "${outfile}" ]; then
    rm "${outfile}"
fi

alsactl store -f "${outfile}"

dapm_dirs=$(sudo find /sys/kernel/debug/asoc -type d -name dapm)

for dir in ${dapm_dirs}; do
    sudo find ${dir} -type f -exec echo {} \; -exec cat {} \; >> "${outfile}"
done

echo "Tegra audio debug info written to ${outfile}"