1 #!/bin/sh 2 # 3 # Copyright (c) 2013 The Chromium OS Authors. All rights reserved. 4 # Use of this source code is governed by a BSD-style license that can be 5 # found in the LICENSE file. 6 # 7 # Collect information about the audio system from top to bottom. 8 9 dump_cards() { 10 for card in ${@} 11 do 12 echo '=== amixer -c' $card scontents '===' 13 amixer -c $card scontents 14 echo '=== amixer -c' $card contents '===' 15 amixer -c $card contents 16 done 17 } 18 19 echo '=== cras_test_client --dump_server_info ===' 20 cras_test_client --dump_server_info 21 22 echo '=== cras_test_client --dump_audio_thread ===' 23 cras_test_client --dump_audio_thread 24 25 echo '=== aplay -l ===' 26 aplay -l 27 echo '=== arecord -l ===' 28 arecord -l 29 30 output_cards=$(aplay -l | egrep ^card | sed 's/card \([0-9]\+\).*/\1/' | sort -u) 31 dump_cards $output_cards 32 33 input_cards=$(arecord -l | egrep ^card | sed 's/card \([0-9]\+\).*/\1/' | sort -u) 34 dump_cards $input_cards 35 36 # HDA codec for codecs on x86. 37 codecs=$(find /proc/asound -mindepth 2 -maxdepth 2 -path '*card*/codec#*') 38 for codec in $codecs 39 do 40 echo '=== codec:' $codec '===' 41 cat $codec 42 done 43 44 # I2C dump for codecs on arm. 45 # Find lines like "max98088.7-0010" and extract "7 0x0010" from it. 46 if [ -e /sys/kernel/debug/asoc/codecs ]; then 47 sed_expr='s/^\([^.-]\+\)\.\([0-9]\+\)-\([0-9]\+\)$/\2 0x\3/p' 48 sed -n "$sed_expr" /sys/kernel/debug/asoc/codecs | 49 while read i2c_addr 50 do 51 echo '===' i2cdump -f -y $i2c_addr '===' 52 i2cdump -f -y $i2c_addr 53 done 54 fi 55
